Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 1 | /* bnx2x_main.c: Broadcom Everest network driver. |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2 | * |
Vladislav Zolotarov | 3359fce | 2010-02-17 13:35:01 -0800 | [diff] [blame] | 3 | * Copyright (c) 2007-2010 Broadcom Corporation |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4 | * |
| 5 | * This program is free software; you can redistribute it and/or modify |
| 6 | * it under the terms of the GNU General Public License as published by |
| 7 | * the Free Software Foundation. |
| 8 | * |
Eilon Greenstein | 24e3fce | 2008-06-12 14:30:28 -0700 | [diff] [blame] | 9 | * Maintained by: Eilon Greenstein <eilong@broadcom.com> |
| 10 | * Written by: Eliezer Tamir |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 11 | * Based on code from Michael Chan's bnx2 driver |
| 12 | * UDP CSUM errata workaround by Arik Gendelman |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 13 | * Slowpath and fastpath rework by Vladislav Zolotarov |
Eliezer Tamir | c14423f | 2008-02-28 11:49:42 -0800 | [diff] [blame] | 14 | * Statistics and Link management by Yitchak Gertner |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 15 | * |
| 16 | */ |
| 17 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 18 | #include <linux/module.h> |
| 19 | #include <linux/moduleparam.h> |
| 20 | #include <linux/kernel.h> |
| 21 | #include <linux/device.h> /* for dev_info() */ |
| 22 | #include <linux/timer.h> |
| 23 | #include <linux/errno.h> |
| 24 | #include <linux/ioport.h> |
| 25 | #include <linux/slab.h> |
| 26 | #include <linux/vmalloc.h> |
| 27 | #include <linux/interrupt.h> |
| 28 | #include <linux/pci.h> |
| 29 | #include <linux/init.h> |
| 30 | #include <linux/netdevice.h> |
| 31 | #include <linux/etherdevice.h> |
| 32 | #include <linux/skbuff.h> |
| 33 | #include <linux/dma-mapping.h> |
| 34 | #include <linux/bitops.h> |
| 35 | #include <linux/irq.h> |
| 36 | #include <linux/delay.h> |
| 37 | #include <asm/byteorder.h> |
| 38 | #include <linux/time.h> |
| 39 | #include <linux/ethtool.h> |
| 40 | #include <linux/mii.h> |
Eilon Greenstein | 0c6671b | 2009-01-14 21:26:51 -0800 | [diff] [blame] | 41 | #include <linux/if_vlan.h> |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 42 | #include <net/ip.h> |
| 43 | #include <net/tcp.h> |
| 44 | #include <net/checksum.h> |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 45 | #include <net/ip6_checksum.h> |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 46 | #include <linux/workqueue.h> |
| 47 | #include <linux/crc32.h> |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 48 | #include <linux/crc32c.h> |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 49 | #include <linux/prefetch.h> |
| 50 | #include <linux/zlib.h> |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 51 | #include <linux/io.h> |
Ben Hutchings | 45229b4 | 2009-11-07 11:53:39 +0000 | [diff] [blame] | 52 | #include <linux/stringify.h> |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 53 | |
Eilon Greenstein | 359d8b1 | 2009-02-12 08:38:25 +0000 | [diff] [blame] | 54 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 55 | #include "bnx2x.h" |
| 56 | #include "bnx2x_init.h" |
Vladislav Zolotarov | 94a78b7 | 2009-04-27 03:27:43 -0700 | [diff] [blame] | 57 | #include "bnx2x_init_ops.h" |
Eilon Greenstein | 0a64ea5 | 2009-03-02 08:01:12 +0000 | [diff] [blame] | 58 | #include "bnx2x_dump.h" |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 59 | |
Dmitry Kravkov | 4fd89b7a | 2010-04-01 19:45:34 -0700 | [diff] [blame] | 60 | #define DRV_MODULE_VERSION "1.52.1-8" |
| 61 | #define DRV_MODULE_RELDATE "2010/04/01" |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 62 | #define BNX2X_BC_VER 0x040200 |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 63 | |
Vladislav Zolotarov | 94a78b7 | 2009-04-27 03:27:43 -0700 | [diff] [blame] | 64 | #include <linux/firmware.h> |
| 65 | #include "bnx2x_fw_file_hdr.h" |
| 66 | /* FW files */ |
Ben Hutchings | 45229b4 | 2009-11-07 11:53:39 +0000 | [diff] [blame] | 67 | #define FW_FILE_VERSION \ |
| 68 | __stringify(BCM_5710_FW_MAJOR_VERSION) "." \ |
| 69 | __stringify(BCM_5710_FW_MINOR_VERSION) "." \ |
| 70 | __stringify(BCM_5710_FW_REVISION_VERSION) "." \ |
| 71 | __stringify(BCM_5710_FW_ENGINEERING_VERSION) |
| 72 | #define FW_FILE_NAME_E1 "bnx2x-e1-" FW_FILE_VERSION ".fw" |
| 73 | #define FW_FILE_NAME_E1H "bnx2x-e1h-" FW_FILE_VERSION ".fw" |
Vladislav Zolotarov | 94a78b7 | 2009-04-27 03:27:43 -0700 | [diff] [blame] | 74 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 75 | /* Time in jiffies before concluding the transmitter is hung */ |
| 76 | #define TX_TIMEOUT (5*HZ) |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 77 | |
Andrew Morton | 53a1056 | 2008-02-09 23:16:41 -0800 | [diff] [blame] | 78 | static char version[] __devinitdata = |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 79 | "Broadcom NetXtreme II 5771x 10Gigabit Ethernet Driver " |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 80 | DRV_MODULE_NAME " " DRV_MODULE_VERSION " (" DRV_MODULE_RELDATE ")\n"; |
| 81 | |
Eilon Greenstein | 24e3fce | 2008-06-12 14:30:28 -0700 | [diff] [blame] | 82 | MODULE_AUTHOR("Eliezer Tamir"); |
Eilon Greenstein | e47d7e6 | 2009-01-14 06:44:28 +0000 | [diff] [blame] | 83 | MODULE_DESCRIPTION("Broadcom NetXtreme II BCM57710/57711/57711E Driver"); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 84 | MODULE_LICENSE("GPL"); |
| 85 | MODULE_VERSION(DRV_MODULE_VERSION); |
Ben Hutchings | 45229b4 | 2009-11-07 11:53:39 +0000 | [diff] [blame] | 86 | MODULE_FIRMWARE(FW_FILE_NAME_E1); |
| 87 | MODULE_FIRMWARE(FW_FILE_NAME_E1H); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 88 | |
Eilon Greenstein | 555f6c7 | 2009-02-12 08:36:11 +0000 | [diff] [blame] | 89 | static int multi_mode = 1; |
| 90 | module_param(multi_mode, int, 0); |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 91 | MODULE_PARM_DESC(multi_mode, " Multi queue mode " |
| 92 | "(0 Disable; 1 Enable (default))"); |
| 93 | |
Vladislav Zolotarov | 54b9dda | 2009-11-16 06:05:58 +0000 | [diff] [blame] | 94 | static int num_queues; |
| 95 | module_param(num_queues, int, 0); |
| 96 | MODULE_PARM_DESC(num_queues, " Number of queues for multi_mode=1" |
| 97 | " (default is as a number of CPUs)"); |
Eilon Greenstein | 555f6c7 | 2009-02-12 08:36:11 +0000 | [diff] [blame] | 98 | |
Eilon Greenstein | 19680c4 | 2008-08-13 15:47:33 -0700 | [diff] [blame] | 99 | static int disable_tpa; |
Eilon Greenstein | 19680c4 | 2008-08-13 15:47:33 -0700 | [diff] [blame] | 100 | module_param(disable_tpa, int, 0); |
Eilon Greenstein | 9898f86 | 2009-02-12 08:38:27 +0000 | [diff] [blame] | 101 | MODULE_PARM_DESC(disable_tpa, " Disable the TPA (LRO) feature"); |
Eilon Greenstein | 8badd27 | 2009-02-12 08:36:15 +0000 | [diff] [blame] | 102 | |
| 103 | static int int_mode; |
| 104 | module_param(int_mode, int, 0); |
Vladislav Zolotarov | cdaa7cb | 2010-04-19 01:13:57 +0000 | [diff] [blame] | 105 | MODULE_PARM_DESC(int_mode, " Force interrupt mode other then MSI-X " |
| 106 | "(1 INT#x; 2 MSI)"); |
Eilon Greenstein | 8badd27 | 2009-02-12 08:36:15 +0000 | [diff] [blame] | 107 | |
Eilon Greenstein | a18f512 | 2009-08-12 08:23:26 +0000 | [diff] [blame] | 108 | static int dropless_fc; |
| 109 | module_param(dropless_fc, int, 0); |
| 110 | MODULE_PARM_DESC(dropless_fc, " Pause on exhausted host ring"); |
| 111 | |
Eilon Greenstein | 9898f86 | 2009-02-12 08:38:27 +0000 | [diff] [blame] | 112 | static int poll; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 113 | module_param(poll, int, 0); |
Eilon Greenstein | 9898f86 | 2009-02-12 08:38:27 +0000 | [diff] [blame] | 114 | MODULE_PARM_DESC(poll, " Use polling (for debug)"); |
Eilon Greenstein | 8d5726c | 2009-02-12 08:37:19 +0000 | [diff] [blame] | 115 | |
| 116 | static int mrrs = -1; |
| 117 | module_param(mrrs, int, 0); |
| 118 | MODULE_PARM_DESC(mrrs, " Force Max Read Req Size (0..3) (for debug)"); |
| 119 | |
Eilon Greenstein | 9898f86 | 2009-02-12 08:38:27 +0000 | [diff] [blame] | 120 | static int debug; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 121 | module_param(debug, int, 0); |
Eilon Greenstein | 9898f86 | 2009-02-12 08:38:27 +0000 | [diff] [blame] | 122 | MODULE_PARM_DESC(debug, " Default debug msglevel"); |
| 123 | |
| 124 | static int load_count[3]; /* 0-common, 1-port0, 2-port1 */ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 125 | |
Eilon Greenstein | 1cf167f | 2009-01-14 21:22:18 -0800 | [diff] [blame] | 126 | static struct workqueue_struct *bnx2x_wq; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 127 | |
| 128 | enum bnx2x_board_type { |
| 129 | BCM57710 = 0, |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 130 | BCM57711 = 1, |
| 131 | BCM57711E = 2, |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 132 | }; |
| 133 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 134 | /* indexed by board_type, above */ |
Andrew Morton | 53a1056 | 2008-02-09 23:16:41 -0800 | [diff] [blame] | 135 | static struct { |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 136 | char *name; |
| 137 | } board_info[] __devinitdata = { |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 138 | { "Broadcom NetXtreme II BCM57710 XGb" }, |
| 139 | { "Broadcom NetXtreme II BCM57711 XGb" }, |
| 140 | { "Broadcom NetXtreme II BCM57711E XGb" } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 141 | }; |
| 142 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 143 | |
Alexey Dobriyan | a3aa188 | 2010-01-07 11:58:11 +0000 | [diff] [blame] | 144 | static DEFINE_PCI_DEVICE_TABLE(bnx2x_pci_tbl) = { |
Eilon Greenstein | e4ed711 | 2009-08-12 08:24:10 +0000 | [diff] [blame] | 145 | { PCI_VDEVICE(BROADCOM, PCI_DEVICE_ID_NX2_57710), BCM57710 }, |
| 146 | { PCI_VDEVICE(BROADCOM, PCI_DEVICE_ID_NX2_57711), BCM57711 }, |
| 147 | { PCI_VDEVICE(BROADCOM, PCI_DEVICE_ID_NX2_57711E), BCM57711E }, |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 148 | { 0 } |
| 149 | }; |
| 150 | |
| 151 | MODULE_DEVICE_TABLE(pci, bnx2x_pci_tbl); |
| 152 | |
| 153 | /**************************************************************************** |
| 154 | * General service functions |
| 155 | ****************************************************************************/ |
| 156 | |
| 157 | /* used only at init |
| 158 | * locking is done by mcp |
| 159 | */ |
Eilon Greenstein | 573f203 | 2009-08-12 08:24:14 +0000 | [diff] [blame] | 160 | void bnx2x_reg_wr_ind(struct bnx2x *bp, u32 addr, u32 val) |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 161 | { |
| 162 | pci_write_config_dword(bp->pdev, PCICFG_GRC_ADDRESS, addr); |
| 163 | pci_write_config_dword(bp->pdev, PCICFG_GRC_DATA, val); |
| 164 | pci_write_config_dword(bp->pdev, PCICFG_GRC_ADDRESS, |
| 165 | PCICFG_VENDOR_ID_OFFSET); |
| 166 | } |
| 167 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 168 | static u32 bnx2x_reg_rd_ind(struct bnx2x *bp, u32 addr) |
| 169 | { |
| 170 | u32 val; |
| 171 | |
| 172 | pci_write_config_dword(bp->pdev, PCICFG_GRC_ADDRESS, addr); |
| 173 | pci_read_config_dword(bp->pdev, PCICFG_GRC_DATA, &val); |
| 174 | pci_write_config_dword(bp->pdev, PCICFG_GRC_ADDRESS, |
| 175 | PCICFG_VENDOR_ID_OFFSET); |
| 176 | |
| 177 | return val; |
| 178 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 179 | |
| 180 | static const u32 dmae_reg_go_c[] = { |
| 181 | DMAE_REG_GO_C0, DMAE_REG_GO_C1, DMAE_REG_GO_C2, DMAE_REG_GO_C3, |
| 182 | DMAE_REG_GO_C4, DMAE_REG_GO_C5, DMAE_REG_GO_C6, DMAE_REG_GO_C7, |
| 183 | DMAE_REG_GO_C8, DMAE_REG_GO_C9, DMAE_REG_GO_C10, DMAE_REG_GO_C11, |
| 184 | DMAE_REG_GO_C12, DMAE_REG_GO_C13, DMAE_REG_GO_C14, DMAE_REG_GO_C15 |
| 185 | }; |
| 186 | |
| 187 | /* copy command into DMAE command memory and set DMAE command go */ |
| 188 | static void bnx2x_post_dmae(struct bnx2x *bp, struct dmae_command *dmae, |
| 189 | int idx) |
| 190 | { |
| 191 | u32 cmd_offset; |
| 192 | int i; |
| 193 | |
| 194 | cmd_offset = (DMAE_REG_CMD_MEM + sizeof(struct dmae_command) * idx); |
| 195 | for (i = 0; i < (sizeof(struct dmae_command)/4); i++) { |
| 196 | REG_WR(bp, cmd_offset + i*4, *(((u32 *)dmae) + i)); |
| 197 | |
Eilon Greenstein | ad8d394 | 2008-06-23 20:29:02 -0700 | [diff] [blame] | 198 | DP(BNX2X_MSG_OFF, "DMAE cmd[%d].%d (0x%08x) : 0x%08x\n", |
| 199 | idx, i, cmd_offset + i*4, *(((u32 *)dmae) + i)); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 200 | } |
| 201 | REG_WR(bp, dmae_reg_go_c[idx], 1); |
| 202 | } |
| 203 | |
Eilon Greenstein | ad8d394 | 2008-06-23 20:29:02 -0700 | [diff] [blame] | 204 | void bnx2x_write_dmae(struct bnx2x *bp, dma_addr_t dma_addr, u32 dst_addr, |
| 205 | u32 len32) |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 206 | { |
Eilon Greenstein | 5ff7b6d | 2009-08-12 08:23:44 +0000 | [diff] [blame] | 207 | struct dmae_command dmae; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 208 | u32 *wb_comp = bnx2x_sp(bp, wb_comp); |
Eilon Greenstein | ad8d394 | 2008-06-23 20:29:02 -0700 | [diff] [blame] | 209 | int cnt = 200; |
| 210 | |
| 211 | if (!bp->dmae_ready) { |
| 212 | u32 *data = bnx2x_sp(bp, wb_data[0]); |
| 213 | |
| 214 | DP(BNX2X_MSG_OFF, "DMAE is not ready (dst_addr %08x len32 %d)" |
| 215 | " using indirect\n", dst_addr, len32); |
| 216 | bnx2x_init_ind_wr(bp, dst_addr, data, len32); |
| 217 | return; |
| 218 | } |
| 219 | |
Eilon Greenstein | 5ff7b6d | 2009-08-12 08:23:44 +0000 | [diff] [blame] | 220 | memset(&dmae, 0, sizeof(struct dmae_command)); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 221 | |
Eilon Greenstein | 5ff7b6d | 2009-08-12 08:23:44 +0000 | [diff] [blame] | 222 | dmae.opcode = (DMAE_CMD_SRC_PCI | DMAE_CMD_DST_GRC | |
| 223 | DMAE_CMD_C_DST_PCI | DMAE_CMD_C_ENABLE | |
| 224 | DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 225 | #ifdef __BIG_ENDIAN |
Eilon Greenstein | 5ff7b6d | 2009-08-12 08:23:44 +0000 | [diff] [blame] | 226 | DMAE_CMD_ENDIANITY_B_DW_SWAP | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 227 | #else |
Eilon Greenstein | 5ff7b6d | 2009-08-12 08:23:44 +0000 | [diff] [blame] | 228 | DMAE_CMD_ENDIANITY_DW_SWAP | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 229 | #endif |
Eilon Greenstein | 5ff7b6d | 2009-08-12 08:23:44 +0000 | [diff] [blame] | 230 | (BP_PORT(bp) ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) | |
| 231 | (BP_E1HVN(bp) << DMAE_CMD_E1HVN_SHIFT)); |
| 232 | dmae.src_addr_lo = U64_LO(dma_addr); |
| 233 | dmae.src_addr_hi = U64_HI(dma_addr); |
| 234 | dmae.dst_addr_lo = dst_addr >> 2; |
| 235 | dmae.dst_addr_hi = 0; |
| 236 | dmae.len = len32; |
| 237 | dmae.comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, wb_comp)); |
| 238 | dmae.comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, wb_comp)); |
| 239 | dmae.comp_val = DMAE_COMP_VAL; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 240 | |
Eilon Greenstein | c3eefaf | 2009-03-02 08:01:09 +0000 | [diff] [blame] | 241 | DP(BNX2X_MSG_OFF, "DMAE: opcode 0x%08x\n" |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 242 | DP_LEVEL "src_addr [%x:%08x] len [%d *4] " |
| 243 | "dst_addr [%x:%08x (%08x)]\n" |
| 244 | DP_LEVEL "comp_addr [%x:%08x] comp_val 0x%08x\n", |
Eilon Greenstein | 5ff7b6d | 2009-08-12 08:23:44 +0000 | [diff] [blame] | 245 | dmae.opcode, dmae.src_addr_hi, dmae.src_addr_lo, |
| 246 | dmae.len, dmae.dst_addr_hi, dmae.dst_addr_lo, dst_addr, |
| 247 | dmae.comp_addr_hi, dmae.comp_addr_lo, dmae.comp_val); |
Eilon Greenstein | ad8d394 | 2008-06-23 20:29:02 -0700 | [diff] [blame] | 248 | DP(BNX2X_MSG_OFF, "data [0x%08x 0x%08x 0x%08x 0x%08x]\n", |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 249 | bp->slowpath->wb_data[0], bp->slowpath->wb_data[1], |
| 250 | bp->slowpath->wb_data[2], bp->slowpath->wb_data[3]); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 251 | |
Eilon Greenstein | 5ff7b6d | 2009-08-12 08:23:44 +0000 | [diff] [blame] | 252 | mutex_lock(&bp->dmae_mutex); |
| 253 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 254 | *wb_comp = 0; |
| 255 | |
Eilon Greenstein | 5ff7b6d | 2009-08-12 08:23:44 +0000 | [diff] [blame] | 256 | bnx2x_post_dmae(bp, &dmae, INIT_DMAE_C(bp)); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 257 | |
| 258 | udelay(5); |
Eilon Greenstein | ad8d394 | 2008-06-23 20:29:02 -0700 | [diff] [blame] | 259 | |
| 260 | while (*wb_comp != DMAE_COMP_VAL) { |
| 261 | DP(BNX2X_MSG_OFF, "wb_comp 0x%08x\n", *wb_comp); |
| 262 | |
Eilon Greenstein | ad8d394 | 2008-06-23 20:29:02 -0700 | [diff] [blame] | 263 | if (!cnt) { |
Eilon Greenstein | c3eefaf | 2009-03-02 08:01:09 +0000 | [diff] [blame] | 264 | BNX2X_ERR("DMAE timeout!\n"); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 265 | break; |
| 266 | } |
Eilon Greenstein | ad8d394 | 2008-06-23 20:29:02 -0700 | [diff] [blame] | 267 | cnt--; |
Yitchak Gertner | 1246940 | 2008-08-13 15:52:08 -0700 | [diff] [blame] | 268 | /* adjust delay for emulation/FPGA */ |
| 269 | if (CHIP_REV_IS_SLOW(bp)) |
| 270 | msleep(100); |
| 271 | else |
| 272 | udelay(5); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 273 | } |
Eilon Greenstein | ad8d394 | 2008-06-23 20:29:02 -0700 | [diff] [blame] | 274 | |
| 275 | mutex_unlock(&bp->dmae_mutex); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 276 | } |
| 277 | |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 278 | void bnx2x_read_dmae(struct bnx2x *bp, u32 src_addr, u32 len32) |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 279 | { |
Eilon Greenstein | 5ff7b6d | 2009-08-12 08:23:44 +0000 | [diff] [blame] | 280 | struct dmae_command dmae; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 281 | u32 *wb_comp = bnx2x_sp(bp, wb_comp); |
Eilon Greenstein | ad8d394 | 2008-06-23 20:29:02 -0700 | [diff] [blame] | 282 | int cnt = 200; |
| 283 | |
| 284 | if (!bp->dmae_ready) { |
| 285 | u32 *data = bnx2x_sp(bp, wb_data[0]); |
| 286 | int i; |
| 287 | |
| 288 | DP(BNX2X_MSG_OFF, "DMAE is not ready (src_addr %08x len32 %d)" |
| 289 | " using indirect\n", src_addr, len32); |
| 290 | for (i = 0; i < len32; i++) |
| 291 | data[i] = bnx2x_reg_rd_ind(bp, src_addr + i*4); |
| 292 | return; |
| 293 | } |
| 294 | |
Eilon Greenstein | 5ff7b6d | 2009-08-12 08:23:44 +0000 | [diff] [blame] | 295 | memset(&dmae, 0, sizeof(struct dmae_command)); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 296 | |
Eilon Greenstein | 5ff7b6d | 2009-08-12 08:23:44 +0000 | [diff] [blame] | 297 | dmae.opcode = (DMAE_CMD_SRC_GRC | DMAE_CMD_DST_PCI | |
| 298 | DMAE_CMD_C_DST_PCI | DMAE_CMD_C_ENABLE | |
| 299 | DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 300 | #ifdef __BIG_ENDIAN |
Eilon Greenstein | 5ff7b6d | 2009-08-12 08:23:44 +0000 | [diff] [blame] | 301 | DMAE_CMD_ENDIANITY_B_DW_SWAP | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 302 | #else |
Eilon Greenstein | 5ff7b6d | 2009-08-12 08:23:44 +0000 | [diff] [blame] | 303 | DMAE_CMD_ENDIANITY_DW_SWAP | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 304 | #endif |
Eilon Greenstein | 5ff7b6d | 2009-08-12 08:23:44 +0000 | [diff] [blame] | 305 | (BP_PORT(bp) ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) | |
| 306 | (BP_E1HVN(bp) << DMAE_CMD_E1HVN_SHIFT)); |
| 307 | dmae.src_addr_lo = src_addr >> 2; |
| 308 | dmae.src_addr_hi = 0; |
| 309 | dmae.dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, wb_data)); |
| 310 | dmae.dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, wb_data)); |
| 311 | dmae.len = len32; |
| 312 | dmae.comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, wb_comp)); |
| 313 | dmae.comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, wb_comp)); |
| 314 | dmae.comp_val = DMAE_COMP_VAL; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 315 | |
Eilon Greenstein | c3eefaf | 2009-03-02 08:01:09 +0000 | [diff] [blame] | 316 | DP(BNX2X_MSG_OFF, "DMAE: opcode 0x%08x\n" |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 317 | DP_LEVEL "src_addr [%x:%08x] len [%d *4] " |
| 318 | "dst_addr [%x:%08x (%08x)]\n" |
| 319 | DP_LEVEL "comp_addr [%x:%08x] comp_val 0x%08x\n", |
Eilon Greenstein | 5ff7b6d | 2009-08-12 08:23:44 +0000 | [diff] [blame] | 320 | dmae.opcode, dmae.src_addr_hi, dmae.src_addr_lo, |
| 321 | dmae.len, dmae.dst_addr_hi, dmae.dst_addr_lo, src_addr, |
| 322 | dmae.comp_addr_hi, dmae.comp_addr_lo, dmae.comp_val); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 323 | |
Eilon Greenstein | 5ff7b6d | 2009-08-12 08:23:44 +0000 | [diff] [blame] | 324 | mutex_lock(&bp->dmae_mutex); |
| 325 | |
| 326 | memset(bnx2x_sp(bp, wb_data[0]), 0, sizeof(u32) * 4); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 327 | *wb_comp = 0; |
| 328 | |
Eilon Greenstein | 5ff7b6d | 2009-08-12 08:23:44 +0000 | [diff] [blame] | 329 | bnx2x_post_dmae(bp, &dmae, INIT_DMAE_C(bp)); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 330 | |
| 331 | udelay(5); |
Eilon Greenstein | ad8d394 | 2008-06-23 20:29:02 -0700 | [diff] [blame] | 332 | |
| 333 | while (*wb_comp != DMAE_COMP_VAL) { |
| 334 | |
Eilon Greenstein | ad8d394 | 2008-06-23 20:29:02 -0700 | [diff] [blame] | 335 | if (!cnt) { |
Eilon Greenstein | c3eefaf | 2009-03-02 08:01:09 +0000 | [diff] [blame] | 336 | BNX2X_ERR("DMAE timeout!\n"); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 337 | break; |
| 338 | } |
Eilon Greenstein | ad8d394 | 2008-06-23 20:29:02 -0700 | [diff] [blame] | 339 | cnt--; |
Yitchak Gertner | 1246940 | 2008-08-13 15:52:08 -0700 | [diff] [blame] | 340 | /* adjust delay for emulation/FPGA */ |
| 341 | if (CHIP_REV_IS_SLOW(bp)) |
| 342 | msleep(100); |
| 343 | else |
| 344 | udelay(5); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 345 | } |
Eilon Greenstein | ad8d394 | 2008-06-23 20:29:02 -0700 | [diff] [blame] | 346 | DP(BNX2X_MSG_OFF, "data [0x%08x 0x%08x 0x%08x 0x%08x]\n", |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 347 | bp->slowpath->wb_data[0], bp->slowpath->wb_data[1], |
| 348 | bp->slowpath->wb_data[2], bp->slowpath->wb_data[3]); |
Eilon Greenstein | ad8d394 | 2008-06-23 20:29:02 -0700 | [diff] [blame] | 349 | |
| 350 | mutex_unlock(&bp->dmae_mutex); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 351 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 352 | |
Eilon Greenstein | 573f203 | 2009-08-12 08:24:14 +0000 | [diff] [blame] | 353 | void bnx2x_write_dmae_phys_len(struct bnx2x *bp, dma_addr_t phys_addr, |
| 354 | u32 addr, u32 len) |
| 355 | { |
Vladislav Zolotarov | 02e3c6c | 2010-04-19 01:13:33 +0000 | [diff] [blame] | 356 | int dmae_wr_max = DMAE_LEN32_WR_MAX(bp); |
Eilon Greenstein | 573f203 | 2009-08-12 08:24:14 +0000 | [diff] [blame] | 357 | int offset = 0; |
| 358 | |
Vladislav Zolotarov | 02e3c6c | 2010-04-19 01:13:33 +0000 | [diff] [blame] | 359 | while (len > dmae_wr_max) { |
Eilon Greenstein | 573f203 | 2009-08-12 08:24:14 +0000 | [diff] [blame] | 360 | bnx2x_write_dmae(bp, phys_addr + offset, |
Vladislav Zolotarov | 02e3c6c | 2010-04-19 01:13:33 +0000 | [diff] [blame] | 361 | addr + offset, dmae_wr_max); |
| 362 | offset += dmae_wr_max * 4; |
| 363 | len -= dmae_wr_max; |
Eilon Greenstein | 573f203 | 2009-08-12 08:24:14 +0000 | [diff] [blame] | 364 | } |
| 365 | |
| 366 | bnx2x_write_dmae(bp, phys_addr + offset, addr + offset, len); |
| 367 | } |
| 368 | |
Eilon Greenstein | ad8d394 | 2008-06-23 20:29:02 -0700 | [diff] [blame] | 369 | /* used only for slowpath so not inlined */ |
| 370 | static void bnx2x_wb_wr(struct bnx2x *bp, int reg, u32 val_hi, u32 val_lo) |
| 371 | { |
| 372 | u32 wb_write[2]; |
| 373 | |
| 374 | wb_write[0] = val_hi; |
| 375 | wb_write[1] = val_lo; |
| 376 | REG_WR_DMAE(bp, reg, wb_write, 2); |
| 377 | } |
| 378 | |
| 379 | #ifdef USE_WB_RD |
| 380 | static u64 bnx2x_wb_rd(struct bnx2x *bp, int reg) |
| 381 | { |
| 382 | u32 wb_data[2]; |
| 383 | |
| 384 | REG_RD_DMAE(bp, reg, wb_data, 2); |
| 385 | |
| 386 | return HILO_U64(wb_data[0], wb_data[1]); |
| 387 | } |
| 388 | #endif |
| 389 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 390 | static int bnx2x_mc_assert(struct bnx2x *bp) |
| 391 | { |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 392 | char last_idx; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 393 | int i, rc = 0; |
| 394 | u32 row0, row1, row2, row3; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 395 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 396 | /* XSTORM */ |
| 397 | last_idx = REG_RD8(bp, BAR_XSTRORM_INTMEM + |
| 398 | XSTORM_ASSERT_LIST_INDEX_OFFSET); |
| 399 | if (last_idx) |
| 400 | BNX2X_ERR("XSTORM_ASSERT_LIST_INDEX 0x%x\n", last_idx); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 401 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 402 | /* print the asserts */ |
| 403 | for (i = 0; i < STROM_ASSERT_ARRAY_SIZE; i++) { |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 404 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 405 | row0 = REG_RD(bp, BAR_XSTRORM_INTMEM + |
| 406 | XSTORM_ASSERT_LIST_OFFSET(i)); |
| 407 | row1 = REG_RD(bp, BAR_XSTRORM_INTMEM + |
| 408 | XSTORM_ASSERT_LIST_OFFSET(i) + 4); |
| 409 | row2 = REG_RD(bp, BAR_XSTRORM_INTMEM + |
| 410 | XSTORM_ASSERT_LIST_OFFSET(i) + 8); |
| 411 | row3 = REG_RD(bp, BAR_XSTRORM_INTMEM + |
| 412 | XSTORM_ASSERT_LIST_OFFSET(i) + 12); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 413 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 414 | if (row0 != COMMON_ASM_INVALID_ASSERT_OPCODE) { |
| 415 | BNX2X_ERR("XSTORM_ASSERT_INDEX 0x%x = 0x%08x" |
| 416 | " 0x%08x 0x%08x 0x%08x\n", |
| 417 | i, row3, row2, row1, row0); |
| 418 | rc++; |
| 419 | } else { |
| 420 | break; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 421 | } |
| 422 | } |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 423 | |
| 424 | /* TSTORM */ |
| 425 | last_idx = REG_RD8(bp, BAR_TSTRORM_INTMEM + |
| 426 | TSTORM_ASSERT_LIST_INDEX_OFFSET); |
| 427 | if (last_idx) |
| 428 | BNX2X_ERR("TSTORM_ASSERT_LIST_INDEX 0x%x\n", last_idx); |
| 429 | |
| 430 | /* print the asserts */ |
| 431 | for (i = 0; i < STROM_ASSERT_ARRAY_SIZE; i++) { |
| 432 | |
| 433 | row0 = REG_RD(bp, BAR_TSTRORM_INTMEM + |
| 434 | TSTORM_ASSERT_LIST_OFFSET(i)); |
| 435 | row1 = REG_RD(bp, BAR_TSTRORM_INTMEM + |
| 436 | TSTORM_ASSERT_LIST_OFFSET(i) + 4); |
| 437 | row2 = REG_RD(bp, BAR_TSTRORM_INTMEM + |
| 438 | TSTORM_ASSERT_LIST_OFFSET(i) + 8); |
| 439 | row3 = REG_RD(bp, BAR_TSTRORM_INTMEM + |
| 440 | TSTORM_ASSERT_LIST_OFFSET(i) + 12); |
| 441 | |
| 442 | if (row0 != COMMON_ASM_INVALID_ASSERT_OPCODE) { |
| 443 | BNX2X_ERR("TSTORM_ASSERT_INDEX 0x%x = 0x%08x" |
| 444 | " 0x%08x 0x%08x 0x%08x\n", |
| 445 | i, row3, row2, row1, row0); |
| 446 | rc++; |
| 447 | } else { |
| 448 | break; |
| 449 | } |
| 450 | } |
| 451 | |
| 452 | /* CSTORM */ |
| 453 | last_idx = REG_RD8(bp, BAR_CSTRORM_INTMEM + |
| 454 | CSTORM_ASSERT_LIST_INDEX_OFFSET); |
| 455 | if (last_idx) |
| 456 | BNX2X_ERR("CSTORM_ASSERT_LIST_INDEX 0x%x\n", last_idx); |
| 457 | |
| 458 | /* print the asserts */ |
| 459 | for (i = 0; i < STROM_ASSERT_ARRAY_SIZE; i++) { |
| 460 | |
| 461 | row0 = REG_RD(bp, BAR_CSTRORM_INTMEM + |
| 462 | CSTORM_ASSERT_LIST_OFFSET(i)); |
| 463 | row1 = REG_RD(bp, BAR_CSTRORM_INTMEM + |
| 464 | CSTORM_ASSERT_LIST_OFFSET(i) + 4); |
| 465 | row2 = REG_RD(bp, BAR_CSTRORM_INTMEM + |
| 466 | CSTORM_ASSERT_LIST_OFFSET(i) + 8); |
| 467 | row3 = REG_RD(bp, BAR_CSTRORM_INTMEM + |
| 468 | CSTORM_ASSERT_LIST_OFFSET(i) + 12); |
| 469 | |
| 470 | if (row0 != COMMON_ASM_INVALID_ASSERT_OPCODE) { |
| 471 | BNX2X_ERR("CSTORM_ASSERT_INDEX 0x%x = 0x%08x" |
| 472 | " 0x%08x 0x%08x 0x%08x\n", |
| 473 | i, row3, row2, row1, row0); |
| 474 | rc++; |
| 475 | } else { |
| 476 | break; |
| 477 | } |
| 478 | } |
| 479 | |
| 480 | /* USTORM */ |
| 481 | last_idx = REG_RD8(bp, BAR_USTRORM_INTMEM + |
| 482 | USTORM_ASSERT_LIST_INDEX_OFFSET); |
| 483 | if (last_idx) |
| 484 | BNX2X_ERR("USTORM_ASSERT_LIST_INDEX 0x%x\n", last_idx); |
| 485 | |
| 486 | /* print the asserts */ |
| 487 | for (i = 0; i < STROM_ASSERT_ARRAY_SIZE; i++) { |
| 488 | |
| 489 | row0 = REG_RD(bp, BAR_USTRORM_INTMEM + |
| 490 | USTORM_ASSERT_LIST_OFFSET(i)); |
| 491 | row1 = REG_RD(bp, BAR_USTRORM_INTMEM + |
| 492 | USTORM_ASSERT_LIST_OFFSET(i) + 4); |
| 493 | row2 = REG_RD(bp, BAR_USTRORM_INTMEM + |
| 494 | USTORM_ASSERT_LIST_OFFSET(i) + 8); |
| 495 | row3 = REG_RD(bp, BAR_USTRORM_INTMEM + |
| 496 | USTORM_ASSERT_LIST_OFFSET(i) + 12); |
| 497 | |
| 498 | if (row0 != COMMON_ASM_INVALID_ASSERT_OPCODE) { |
| 499 | BNX2X_ERR("USTORM_ASSERT_INDEX 0x%x = 0x%08x" |
| 500 | " 0x%08x 0x%08x 0x%08x\n", |
| 501 | i, row3, row2, row1, row0); |
| 502 | rc++; |
| 503 | } else { |
| 504 | break; |
| 505 | } |
| 506 | } |
| 507 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 508 | return rc; |
| 509 | } |
Eliezer Tamir | c14423f | 2008-02-28 11:49:42 -0800 | [diff] [blame] | 510 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 511 | static void bnx2x_fw_dump(struct bnx2x *bp) |
| 512 | { |
Vladislav Zolotarov | cdaa7cb | 2010-04-19 01:13:57 +0000 | [diff] [blame] | 513 | u32 addr; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 514 | u32 mark, offset; |
Eilon Greenstein | 4781bfa | 2009-02-12 08:38:17 +0000 | [diff] [blame] | 515 | __be32 data[9]; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 516 | int word; |
| 517 | |
Vladislav Zolotarov | 2145a92 | 2010-04-19 01:13:49 +0000 | [diff] [blame] | 518 | if (BP_NOMCP(bp)) { |
| 519 | BNX2X_ERR("NO MCP - can not dump\n"); |
| 520 | return; |
| 521 | } |
Vladislav Zolotarov | cdaa7cb | 2010-04-19 01:13:57 +0000 | [diff] [blame] | 522 | |
| 523 | addr = bp->common.shmem_base - 0x0800 + 4; |
| 524 | mark = REG_RD(bp, addr); |
| 525 | mark = MCP_REG_MCPR_SCRATCH + ((mark + 0x3) & ~0x3) - 0x08000000; |
Joe Perches | 7995c64 | 2010-02-17 15:01:52 +0000 | [diff] [blame] | 526 | pr_err("begin fw dump (mark 0x%x)\n", mark); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 527 | |
Joe Perches | 7995c64 | 2010-02-17 15:01:52 +0000 | [diff] [blame] | 528 | pr_err(""); |
Vladislav Zolotarov | cdaa7cb | 2010-04-19 01:13:57 +0000 | [diff] [blame] | 529 | for (offset = mark; offset <= bp->common.shmem_base; offset += 0x8*4) { |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 530 | for (word = 0; word < 8; word++) |
Vladislav Zolotarov | cdaa7cb | 2010-04-19 01:13:57 +0000 | [diff] [blame] | 531 | data[word] = htonl(REG_RD(bp, offset + 4*word)); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 532 | data[8] = 0x0; |
Joe Perches | 7995c64 | 2010-02-17 15:01:52 +0000 | [diff] [blame] | 533 | pr_cont("%s", (char *)data); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 534 | } |
Vladislav Zolotarov | cdaa7cb | 2010-04-19 01:13:57 +0000 | [diff] [blame] | 535 | for (offset = addr + 4; offset <= mark; offset += 0x8*4) { |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 536 | for (word = 0; word < 8; word++) |
Vladislav Zolotarov | cdaa7cb | 2010-04-19 01:13:57 +0000 | [diff] [blame] | 537 | data[word] = htonl(REG_RD(bp, offset + 4*word)); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 538 | data[8] = 0x0; |
Joe Perches | 7995c64 | 2010-02-17 15:01:52 +0000 | [diff] [blame] | 539 | pr_cont("%s", (char *)data); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 540 | } |
Joe Perches | 7995c64 | 2010-02-17 15:01:52 +0000 | [diff] [blame] | 541 | pr_err("end of fw dump\n"); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 542 | } |
| 543 | |
| 544 | static void bnx2x_panic_dump(struct bnx2x *bp) |
| 545 | { |
| 546 | int i; |
| 547 | u16 j, start, end; |
| 548 | |
Yitchak Gertner | 66e855f | 2008-08-13 15:49:05 -0700 | [diff] [blame] | 549 | bp->stats_state = STATS_STATE_DISABLED; |
| 550 | DP(BNX2X_MSG_STATS, "stats_state - DISABLED\n"); |
| 551 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 552 | BNX2X_ERR("begin crash dump -----------------\n"); |
| 553 | |
Eilon Greenstein | 8440d2b | 2009-02-12 08:38:22 +0000 | [diff] [blame] | 554 | /* Indices */ |
| 555 | /* Common */ |
Vladislav Zolotarov | cdaa7cb | 2010-04-19 01:13:57 +0000 | [diff] [blame] | 556 | BNX2X_ERR("def_c_idx(0x%x) def_u_idx(0x%x) def_x_idx(0x%x)" |
| 557 | " def_t_idx(0x%x) def_att_idx(0x%x) attn_state(0x%x)" |
| 558 | " spq_prod_idx(0x%x)\n", |
Eilon Greenstein | 8440d2b | 2009-02-12 08:38:22 +0000 | [diff] [blame] | 559 | bp->def_c_idx, bp->def_u_idx, bp->def_x_idx, bp->def_t_idx, |
| 560 | bp->def_att_idx, bp->attn_state, bp->spq_prod_idx); |
| 561 | |
| 562 | /* Rx */ |
Vladislav Zolotarov | 54b9dda | 2009-11-16 06:05:58 +0000 | [diff] [blame] | 563 | for_each_queue(bp, i) { |
Eilon Greenstein | 8440d2b | 2009-02-12 08:38:22 +0000 | [diff] [blame] | 564 | struct bnx2x_fastpath *fp = &bp->fp[i]; |
| 565 | |
Vladislav Zolotarov | cdaa7cb | 2010-04-19 01:13:57 +0000 | [diff] [blame] | 566 | BNX2X_ERR("fp%d: rx_bd_prod(0x%x) rx_bd_cons(0x%x)" |
| 567 | " *rx_bd_cons_sb(0x%x) rx_comp_prod(0x%x)" |
| 568 | " rx_comp_cons(0x%x) *rx_cons_sb(0x%x)\n", |
Eilon Greenstein | 8440d2b | 2009-02-12 08:38:22 +0000 | [diff] [blame] | 569 | i, fp->rx_bd_prod, fp->rx_bd_cons, |
| 570 | le16_to_cpu(*fp->rx_bd_cons_sb), fp->rx_comp_prod, |
| 571 | fp->rx_comp_cons, le16_to_cpu(*fp->rx_cons_sb)); |
Vladislav Zolotarov | cdaa7cb | 2010-04-19 01:13:57 +0000 | [diff] [blame] | 572 | BNX2X_ERR(" rx_sge_prod(0x%x) last_max_sge(0x%x)" |
| 573 | " fp_u_idx(0x%x) *sb_u_idx(0x%x)\n", |
Eilon Greenstein | 8440d2b | 2009-02-12 08:38:22 +0000 | [diff] [blame] | 574 | fp->rx_sge_prod, fp->last_max_sge, |
| 575 | le16_to_cpu(fp->fp_u_idx), |
| 576 | fp->status_blk->u_status_block.status_block_index); |
| 577 | } |
| 578 | |
| 579 | /* Tx */ |
Vladislav Zolotarov | 54b9dda | 2009-11-16 06:05:58 +0000 | [diff] [blame] | 580 | for_each_queue(bp, i) { |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 581 | struct bnx2x_fastpath *fp = &bp->fp[i]; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 582 | |
Vladislav Zolotarov | cdaa7cb | 2010-04-19 01:13:57 +0000 | [diff] [blame] | 583 | BNX2X_ERR("fp%d: tx_pkt_prod(0x%x) tx_pkt_cons(0x%x)" |
| 584 | " tx_bd_prod(0x%x) tx_bd_cons(0x%x)" |
| 585 | " *tx_cons_sb(0x%x)\n", |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 586 | i, fp->tx_pkt_prod, fp->tx_pkt_cons, fp->tx_bd_prod, |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 587 | fp->tx_bd_cons, le16_to_cpu(*fp->tx_cons_sb)); |
Vladislav Zolotarov | cdaa7cb | 2010-04-19 01:13:57 +0000 | [diff] [blame] | 588 | BNX2X_ERR(" fp_c_idx(0x%x) *sb_c_idx(0x%x)" |
| 589 | " tx_db_prod(0x%x)\n", le16_to_cpu(fp->fp_c_idx), |
Yitchak Gertner | 66e855f | 2008-08-13 15:49:05 -0700 | [diff] [blame] | 590 | fp->status_blk->c_status_block.status_block_index, |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 591 | fp->tx_db.data.prod); |
Eilon Greenstein | 8440d2b | 2009-02-12 08:38:22 +0000 | [diff] [blame] | 592 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 593 | |
Eilon Greenstein | 8440d2b | 2009-02-12 08:38:22 +0000 | [diff] [blame] | 594 | /* Rings */ |
| 595 | /* Rx */ |
Vladislav Zolotarov | 54b9dda | 2009-11-16 06:05:58 +0000 | [diff] [blame] | 596 | for_each_queue(bp, i) { |
Eilon Greenstein | 8440d2b | 2009-02-12 08:38:22 +0000 | [diff] [blame] | 597 | struct bnx2x_fastpath *fp = &bp->fp[i]; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 598 | |
| 599 | start = RX_BD(le16_to_cpu(*fp->rx_cons_sb) - 10); |
| 600 | end = RX_BD(le16_to_cpu(*fp->rx_cons_sb) + 503); |
Eilon Greenstein | 8440d2b | 2009-02-12 08:38:22 +0000 | [diff] [blame] | 601 | for (j = start; j != end; j = RX_BD(j + 1)) { |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 602 | u32 *rx_bd = (u32 *)&fp->rx_desc_ring[j]; |
| 603 | struct sw_rx_bd *sw_bd = &fp->rx_buf_ring[j]; |
| 604 | |
Eilon Greenstein | c3eefaf | 2009-03-02 08:01:09 +0000 | [diff] [blame] | 605 | BNX2X_ERR("fp%d: rx_bd[%x]=[%x:%x] sw_bd=[%p]\n", |
| 606 | i, j, rx_bd[1], rx_bd[0], sw_bd->skb); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 607 | } |
| 608 | |
Eilon Greenstein | 3196a88 | 2008-08-13 15:58:49 -0700 | [diff] [blame] | 609 | start = RX_SGE(fp->rx_sge_prod); |
| 610 | end = RX_SGE(fp->last_max_sge); |
Eilon Greenstein | 8440d2b | 2009-02-12 08:38:22 +0000 | [diff] [blame] | 611 | for (j = start; j != end; j = RX_SGE(j + 1)) { |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 612 | u32 *rx_sge = (u32 *)&fp->rx_sge_ring[j]; |
| 613 | struct sw_rx_page *sw_page = &fp->rx_page_ring[j]; |
| 614 | |
Eilon Greenstein | c3eefaf | 2009-03-02 08:01:09 +0000 | [diff] [blame] | 615 | BNX2X_ERR("fp%d: rx_sge[%x]=[%x:%x] sw_page=[%p]\n", |
| 616 | i, j, rx_sge[1], rx_sge[0], sw_page->page); |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 617 | } |
| 618 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 619 | start = RCQ_BD(fp->rx_comp_cons - 10); |
| 620 | end = RCQ_BD(fp->rx_comp_cons + 503); |
Eilon Greenstein | 8440d2b | 2009-02-12 08:38:22 +0000 | [diff] [blame] | 621 | for (j = start; j != end; j = RCQ_BD(j + 1)) { |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 622 | u32 *cqe = (u32 *)&fp->rx_comp_ring[j]; |
| 623 | |
Eilon Greenstein | c3eefaf | 2009-03-02 08:01:09 +0000 | [diff] [blame] | 624 | BNX2X_ERR("fp%d: cqe[%x]=[%x:%x:%x:%x]\n", |
| 625 | i, j, cqe[0], cqe[1], cqe[2], cqe[3]); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 626 | } |
| 627 | } |
| 628 | |
Eilon Greenstein | 8440d2b | 2009-02-12 08:38:22 +0000 | [diff] [blame] | 629 | /* Tx */ |
Vladislav Zolotarov | 54b9dda | 2009-11-16 06:05:58 +0000 | [diff] [blame] | 630 | for_each_queue(bp, i) { |
Eilon Greenstein | 8440d2b | 2009-02-12 08:38:22 +0000 | [diff] [blame] | 631 | struct bnx2x_fastpath *fp = &bp->fp[i]; |
| 632 | |
| 633 | start = TX_BD(le16_to_cpu(*fp->tx_cons_sb) - 10); |
| 634 | end = TX_BD(le16_to_cpu(*fp->tx_cons_sb) + 245); |
| 635 | for (j = start; j != end; j = TX_BD(j + 1)) { |
| 636 | struct sw_tx_bd *sw_bd = &fp->tx_buf_ring[j]; |
| 637 | |
Eilon Greenstein | c3eefaf | 2009-03-02 08:01:09 +0000 | [diff] [blame] | 638 | BNX2X_ERR("fp%d: packet[%x]=[%p,%x]\n", |
| 639 | i, j, sw_bd->skb, sw_bd->first_bd); |
Eilon Greenstein | 8440d2b | 2009-02-12 08:38:22 +0000 | [diff] [blame] | 640 | } |
| 641 | |
| 642 | start = TX_BD(fp->tx_bd_cons - 10); |
| 643 | end = TX_BD(fp->tx_bd_cons + 254); |
| 644 | for (j = start; j != end; j = TX_BD(j + 1)) { |
| 645 | u32 *tx_bd = (u32 *)&fp->tx_desc_ring[j]; |
| 646 | |
Eilon Greenstein | c3eefaf | 2009-03-02 08:01:09 +0000 | [diff] [blame] | 647 | BNX2X_ERR("fp%d: tx_bd[%x]=[%x:%x:%x:%x]\n", |
| 648 | i, j, tx_bd[0], tx_bd[1], tx_bd[2], tx_bd[3]); |
Eilon Greenstein | 8440d2b | 2009-02-12 08:38:22 +0000 | [diff] [blame] | 649 | } |
| 650 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 651 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 652 | bnx2x_fw_dump(bp); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 653 | bnx2x_mc_assert(bp); |
| 654 | BNX2X_ERR("end crash dump -----------------\n"); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 655 | } |
| 656 | |
Eliezer Tamir | 615f8fd | 2008-02-28 11:54:54 -0800 | [diff] [blame] | 657 | static void bnx2x_int_enable(struct bnx2x *bp) |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 658 | { |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 659 | int port = BP_PORT(bp); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 660 | u32 addr = port ? HC_REG_CONFIG_1 : HC_REG_CONFIG_0; |
| 661 | u32 val = REG_RD(bp, addr); |
| 662 | int msix = (bp->flags & USING_MSIX_FLAG) ? 1 : 0; |
Eilon Greenstein | 8badd27 | 2009-02-12 08:36:15 +0000 | [diff] [blame] | 663 | int msi = (bp->flags & USING_MSI_FLAG) ? 1 : 0; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 664 | |
| 665 | if (msix) { |
Eilon Greenstein | 8badd27 | 2009-02-12 08:36:15 +0000 | [diff] [blame] | 666 | val &= ~(HC_CONFIG_0_REG_SINGLE_ISR_EN_0 | |
| 667 | HC_CONFIG_0_REG_INT_LINE_EN_0); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 668 | val |= (HC_CONFIG_0_REG_MSI_MSIX_INT_EN_0 | |
| 669 | HC_CONFIG_0_REG_ATTN_BIT_EN_0); |
Eilon Greenstein | 8badd27 | 2009-02-12 08:36:15 +0000 | [diff] [blame] | 670 | } else if (msi) { |
| 671 | val &= ~HC_CONFIG_0_REG_INT_LINE_EN_0; |
| 672 | val |= (HC_CONFIG_0_REG_SINGLE_ISR_EN_0 | |
| 673 | HC_CONFIG_0_REG_MSI_MSIX_INT_EN_0 | |
| 674 | HC_CONFIG_0_REG_ATTN_BIT_EN_0); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 675 | } else { |
| 676 | val |= (HC_CONFIG_0_REG_SINGLE_ISR_EN_0 | |
Eliezer Tamir | 615f8fd | 2008-02-28 11:54:54 -0800 | [diff] [blame] | 677 | HC_CONFIG_0_REG_MSI_MSIX_INT_EN_0 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 678 | HC_CONFIG_0_REG_INT_LINE_EN_0 | |
| 679 | HC_CONFIG_0_REG_ATTN_BIT_EN_0); |
Eliezer Tamir | 615f8fd | 2008-02-28 11:54:54 -0800 | [diff] [blame] | 680 | |
Eilon Greenstein | 8badd27 | 2009-02-12 08:36:15 +0000 | [diff] [blame] | 681 | DP(NETIF_MSG_INTR, "write %x to HC %d (addr 0x%x)\n", |
| 682 | val, port, addr); |
Eliezer Tamir | 615f8fd | 2008-02-28 11:54:54 -0800 | [diff] [blame] | 683 | |
| 684 | REG_WR(bp, addr, val); |
| 685 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 686 | val &= ~HC_CONFIG_0_REG_MSI_MSIX_INT_EN_0; |
| 687 | } |
| 688 | |
Eilon Greenstein | 8badd27 | 2009-02-12 08:36:15 +0000 | [diff] [blame] | 689 | DP(NETIF_MSG_INTR, "write %x to HC %d (addr 0x%x) mode %s\n", |
| 690 | val, port, addr, (msix ? "MSI-X" : (msi ? "MSI" : "INTx"))); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 691 | |
| 692 | REG_WR(bp, addr, val); |
Eilon Greenstein | 37dbbf3 | 2009-07-21 05:47:33 +0000 | [diff] [blame] | 693 | /* |
| 694 | * Ensure that HC_CONFIG is written before leading/trailing edge config |
| 695 | */ |
| 696 | mmiowb(); |
| 697 | barrier(); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 698 | |
| 699 | if (CHIP_IS_E1H(bp)) { |
| 700 | /* init leading/trailing edge */ |
| 701 | if (IS_E1HMF(bp)) { |
Eilon Greenstein | 8badd27 | 2009-02-12 08:36:15 +0000 | [diff] [blame] | 702 | val = (0xee0f | (1 << (BP_E1HVN(bp) + 4))); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 703 | if (bp->port.pmf) |
Eilon Greenstein | 4acac6a | 2009-02-12 08:36:52 +0000 | [diff] [blame] | 704 | /* enable nig and gpio3 attention */ |
| 705 | val |= 0x1100; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 706 | } else |
| 707 | val = 0xffff; |
| 708 | |
| 709 | REG_WR(bp, HC_REG_TRAILING_EDGE_0 + port*8, val); |
| 710 | REG_WR(bp, HC_REG_LEADING_EDGE_0 + port*8, val); |
| 711 | } |
Eilon Greenstein | 37dbbf3 | 2009-07-21 05:47:33 +0000 | [diff] [blame] | 712 | |
| 713 | /* Make sure that interrupts are indeed enabled from here on */ |
| 714 | mmiowb(); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 715 | } |
| 716 | |
Eliezer Tamir | 615f8fd | 2008-02-28 11:54:54 -0800 | [diff] [blame] | 717 | static void bnx2x_int_disable(struct bnx2x *bp) |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 718 | { |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 719 | int port = BP_PORT(bp); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 720 | u32 addr = port ? HC_REG_CONFIG_1 : HC_REG_CONFIG_0; |
| 721 | u32 val = REG_RD(bp, addr); |
| 722 | |
| 723 | val &= ~(HC_CONFIG_0_REG_SINGLE_ISR_EN_0 | |
| 724 | HC_CONFIG_0_REG_MSI_MSIX_INT_EN_0 | |
| 725 | HC_CONFIG_0_REG_INT_LINE_EN_0 | |
| 726 | HC_CONFIG_0_REG_ATTN_BIT_EN_0); |
| 727 | |
| 728 | DP(NETIF_MSG_INTR, "write %x to HC %d (addr 0x%x)\n", |
| 729 | val, port, addr); |
| 730 | |
Eilon Greenstein | 8badd27 | 2009-02-12 08:36:15 +0000 | [diff] [blame] | 731 | /* flush all outstanding writes */ |
| 732 | mmiowb(); |
| 733 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 734 | REG_WR(bp, addr, val); |
| 735 | if (REG_RD(bp, addr) != val) |
| 736 | BNX2X_ERR("BUG! proper val not read from IGU!\n"); |
| 737 | } |
| 738 | |
Yitchak Gertner | f8ef6e4 | 2008-09-09 05:07:25 -0700 | [diff] [blame] | 739 | static void bnx2x_int_disable_sync(struct bnx2x *bp, int disable_hw) |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 740 | { |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 741 | int msix = (bp->flags & USING_MSIX_FLAG) ? 1 : 0; |
Eilon Greenstein | 8badd27 | 2009-02-12 08:36:15 +0000 | [diff] [blame] | 742 | int i, offset; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 743 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 744 | /* disable interrupt handling */ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 745 | atomic_inc(&bp->intr_sem); |
Eilon Greenstein | e151070 | 2009-07-21 05:47:41 +0000 | [diff] [blame] | 746 | smp_wmb(); /* Ensure that bp->intr_sem update is SMP-safe */ |
| 747 | |
Yitchak Gertner | f8ef6e4 | 2008-09-09 05:07:25 -0700 | [diff] [blame] | 748 | if (disable_hw) |
| 749 | /* prevent the HW from sending interrupts */ |
| 750 | bnx2x_int_disable(bp); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 751 | |
| 752 | /* make sure all ISRs are done */ |
| 753 | if (msix) { |
Eilon Greenstein | 8badd27 | 2009-02-12 08:36:15 +0000 | [diff] [blame] | 754 | synchronize_irq(bp->msix_table[0].vector); |
| 755 | offset = 1; |
Michael Chan | 37b091b | 2009-10-10 13:46:55 +0000 | [diff] [blame] | 756 | #ifdef BCM_CNIC |
| 757 | offset++; |
| 758 | #endif |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 759 | for_each_queue(bp, i) |
Eilon Greenstein | 8badd27 | 2009-02-12 08:36:15 +0000 | [diff] [blame] | 760 | synchronize_irq(bp->msix_table[i + offset].vector); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 761 | } else |
| 762 | synchronize_irq(bp->pdev->irq); |
| 763 | |
| 764 | /* make sure sp_task is not running */ |
Eilon Greenstein | 1cf167f | 2009-01-14 21:22:18 -0800 | [diff] [blame] | 765 | cancel_delayed_work(&bp->sp_task); |
| 766 | flush_workqueue(bnx2x_wq); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 767 | } |
| 768 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 769 | /* fast path */ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 770 | |
| 771 | /* |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 772 | * General service functions |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 773 | */ |
| 774 | |
Vladislav Zolotarov | 72fd071 | 2010-04-19 01:13:12 +0000 | [diff] [blame] | 775 | /* Return true if succeeded to acquire the lock */ |
| 776 | static bool bnx2x_trylock_hw_lock(struct bnx2x *bp, u32 resource) |
| 777 | { |
| 778 | u32 lock_status; |
| 779 | u32 resource_bit = (1 << resource); |
| 780 | int func = BP_FUNC(bp); |
| 781 | u32 hw_lock_control_reg; |
| 782 | |
| 783 | DP(NETIF_MSG_HW, "Trying to take a lock on resource %d\n", resource); |
| 784 | |
| 785 | /* Validating that the resource is within range */ |
| 786 | if (resource > HW_LOCK_MAX_RESOURCE_VALUE) { |
| 787 | DP(NETIF_MSG_HW, |
| 788 | "resource(0x%x) > HW_LOCK_MAX_RESOURCE_VALUE(0x%x)\n", |
| 789 | resource, HW_LOCK_MAX_RESOURCE_VALUE); |
| 790 | return -EINVAL; |
| 791 | } |
| 792 | |
| 793 | if (func <= 5) |
| 794 | hw_lock_control_reg = (MISC_REG_DRIVER_CONTROL_1 + func*8); |
| 795 | else |
| 796 | hw_lock_control_reg = |
| 797 | (MISC_REG_DRIVER_CONTROL_7 + (func - 6)*8); |
| 798 | |
| 799 | /* Try to acquire the lock */ |
| 800 | REG_WR(bp, hw_lock_control_reg + 4, resource_bit); |
| 801 | lock_status = REG_RD(bp, hw_lock_control_reg); |
| 802 | if (lock_status & resource_bit) |
| 803 | return true; |
| 804 | |
| 805 | DP(NETIF_MSG_HW, "Failed to get a lock on resource %d\n", resource); |
| 806 | return false; |
| 807 | } |
| 808 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 809 | static inline void bnx2x_ack_sb(struct bnx2x *bp, u8 sb_id, |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 810 | u8 storm, u16 index, u8 op, u8 update) |
| 811 | { |
Eilon Greenstein | 5c86284 | 2008-08-13 15:51:48 -0700 | [diff] [blame] | 812 | u32 hc_addr = (HC_REG_COMMAND_REG + BP_PORT(bp)*32 + |
| 813 | COMMAND_REG_INT_ACK); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 814 | struct igu_ack_register igu_ack; |
| 815 | |
| 816 | igu_ack.status_block_index = index; |
| 817 | igu_ack.sb_id_and_flags = |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 818 | ((sb_id << IGU_ACK_REGISTER_STATUS_BLOCK_ID_SHIFT) | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 819 | (storm << IGU_ACK_REGISTER_STORM_ID_SHIFT) | |
| 820 | (update << IGU_ACK_REGISTER_UPDATE_INDEX_SHIFT) | |
| 821 | (op << IGU_ACK_REGISTER_INTERRUPT_MODE_SHIFT)); |
| 822 | |
Eilon Greenstein | 5c86284 | 2008-08-13 15:51:48 -0700 | [diff] [blame] | 823 | DP(BNX2X_MSG_OFF, "write 0x%08x to HC addr 0x%x\n", |
| 824 | (*(u32 *)&igu_ack), hc_addr); |
| 825 | REG_WR(bp, hc_addr, (*(u32 *)&igu_ack)); |
Eilon Greenstein | 37dbbf3 | 2009-07-21 05:47:33 +0000 | [diff] [blame] | 826 | |
| 827 | /* Make sure that ACK is written */ |
| 828 | mmiowb(); |
| 829 | barrier(); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 830 | } |
| 831 | |
Vladislav Zolotarov | 54b9dda | 2009-11-16 06:05:58 +0000 | [diff] [blame] | 832 | static inline void bnx2x_update_fpsb_idx(struct bnx2x_fastpath *fp) |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 833 | { |
| 834 | struct host_status_block *fpsb = fp->status_blk; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 835 | |
| 836 | barrier(); /* status block is written to by the chip */ |
Vladislav Zolotarov | 54b9dda | 2009-11-16 06:05:58 +0000 | [diff] [blame] | 837 | fp->fp_c_idx = fpsb->c_status_block.status_block_index; |
| 838 | fp->fp_u_idx = fpsb->u_status_block.status_block_index; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 839 | } |
| 840 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 841 | static u16 bnx2x_ack_int(struct bnx2x *bp) |
| 842 | { |
Eilon Greenstein | 5c86284 | 2008-08-13 15:51:48 -0700 | [diff] [blame] | 843 | u32 hc_addr = (HC_REG_COMMAND_REG + BP_PORT(bp)*32 + |
| 844 | COMMAND_REG_SIMD_MASK); |
| 845 | u32 result = REG_RD(bp, hc_addr); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 846 | |
Eilon Greenstein | 5c86284 | 2008-08-13 15:51:48 -0700 | [diff] [blame] | 847 | DP(BNX2X_MSG_OFF, "read 0x%08x from HC addr 0x%x\n", |
| 848 | result, hc_addr); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 849 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 850 | return result; |
| 851 | } |
| 852 | |
| 853 | |
| 854 | /* |
| 855 | * fast path service functions |
| 856 | */ |
| 857 | |
Vladislav Zolotarov | e8b5fc5 | 2009-01-26 12:36:42 -0800 | [diff] [blame] | 858 | static inline int bnx2x_has_tx_work_unload(struct bnx2x_fastpath *fp) |
| 859 | { |
| 860 | /* Tell compiler that consumer and producer can change */ |
| 861 | barrier(); |
| 862 | return (fp->tx_pkt_prod != fp->tx_pkt_cons); |
Eilon Greenstein | 237907c | 2009-01-14 06:42:44 +0000 | [diff] [blame] | 863 | } |
| 864 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 865 | /* free skb in the packet ring at pos idx |
| 866 | * return idx of last bd freed |
| 867 | */ |
| 868 | static u16 bnx2x_free_tx_pkt(struct bnx2x *bp, struct bnx2x_fastpath *fp, |
| 869 | u16 idx) |
| 870 | { |
| 871 | struct sw_tx_bd *tx_buf = &fp->tx_buf_ring[idx]; |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 872 | struct eth_tx_start_bd *tx_start_bd; |
| 873 | struct eth_tx_bd *tx_data_bd; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 874 | struct sk_buff *skb = tx_buf->skb; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 875 | u16 bd_idx = TX_BD(tx_buf->first_bd), new_cons; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 876 | int nbd; |
| 877 | |
Vladislav Zolotarov | 54b9dda | 2009-11-16 06:05:58 +0000 | [diff] [blame] | 878 | /* prefetch skb end pointer to speedup dev_kfree_skb() */ |
| 879 | prefetch(&skb->end); |
| 880 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 881 | DP(BNX2X_MSG_OFF, "pkt_idx %d buff @(%p)->skb %p\n", |
| 882 | idx, tx_buf, skb); |
| 883 | |
| 884 | /* unmap first bd */ |
| 885 | DP(BNX2X_MSG_OFF, "free bd_idx %d\n", bd_idx); |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 886 | tx_start_bd = &fp->tx_desc_ring[bd_idx].start_bd; |
FUJITA Tomonori | 1a98314 | 2010-04-04 01:51:03 +0000 | [diff] [blame] | 887 | dma_unmap_single(&bp->pdev->dev, BD_UNMAP_ADDR(tx_start_bd), |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 888 | BD_UNMAP_LEN(tx_start_bd), PCI_DMA_TODEVICE); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 889 | |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 890 | nbd = le16_to_cpu(tx_start_bd->nbd) - 1; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 891 | #ifdef BNX2X_STOP_ON_ERROR |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 892 | if ((nbd - 1) > (MAX_SKB_FRAGS + 2)) { |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 893 | BNX2X_ERR("BAD nbd!\n"); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 894 | bnx2x_panic(); |
| 895 | } |
| 896 | #endif |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 897 | new_cons = nbd + tx_buf->first_bd; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 898 | |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 899 | /* Get the next bd */ |
| 900 | bd_idx = TX_BD(NEXT_TX_IDX(bd_idx)); |
| 901 | |
| 902 | /* Skip a parse bd... */ |
| 903 | --nbd; |
| 904 | bd_idx = TX_BD(NEXT_TX_IDX(bd_idx)); |
| 905 | |
| 906 | /* ...and the TSO split header bd since they have no mapping */ |
| 907 | if (tx_buf->flags & BNX2X_TSO_SPLIT_BD) { |
| 908 | --nbd; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 909 | bd_idx = TX_BD(NEXT_TX_IDX(bd_idx)); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 910 | } |
| 911 | |
| 912 | /* now free frags */ |
| 913 | while (nbd > 0) { |
| 914 | |
| 915 | DP(BNX2X_MSG_OFF, "free frag bd_idx %d\n", bd_idx); |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 916 | tx_data_bd = &fp->tx_desc_ring[bd_idx].reg_bd; |
FUJITA Tomonori | 1a98314 | 2010-04-04 01:51:03 +0000 | [diff] [blame] | 917 | dma_unmap_page(&bp->pdev->dev, BD_UNMAP_ADDR(tx_data_bd), |
| 918 | BD_UNMAP_LEN(tx_data_bd), DMA_TO_DEVICE); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 919 | if (--nbd) |
| 920 | bd_idx = TX_BD(NEXT_TX_IDX(bd_idx)); |
| 921 | } |
| 922 | |
| 923 | /* release skb */ |
Ilpo Järvinen | 53e5e96 | 2008-07-25 21:40:45 -0700 | [diff] [blame] | 924 | WARN_ON(!skb); |
Vladislav Zolotarov | 54b9dda | 2009-11-16 06:05:58 +0000 | [diff] [blame] | 925 | dev_kfree_skb(skb); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 926 | tx_buf->first_bd = 0; |
| 927 | tx_buf->skb = NULL; |
| 928 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 929 | return new_cons; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 930 | } |
| 931 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 932 | static inline u16 bnx2x_tx_avail(struct bnx2x_fastpath *fp) |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 933 | { |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 934 | s16 used; |
| 935 | u16 prod; |
| 936 | u16 cons; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 937 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 938 | prod = fp->tx_bd_prod; |
| 939 | cons = fp->tx_bd_cons; |
| 940 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 941 | /* NUM_TX_RINGS = number of "next-page" entries |
| 942 | It will be used as a threshold */ |
| 943 | used = SUB_S16(prod, cons) + (s16)NUM_TX_RINGS; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 944 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 945 | #ifdef BNX2X_STOP_ON_ERROR |
Ilpo Järvinen | 53e5e96 | 2008-07-25 21:40:45 -0700 | [diff] [blame] | 946 | WARN_ON(used < 0); |
| 947 | WARN_ON(used > fp->bp->tx_ring_size); |
| 948 | WARN_ON((fp->bp->tx_ring_size - used) > MAX_TX_AVAIL); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 949 | #endif |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 950 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 951 | return (s16)(fp->bp->tx_ring_size) - used; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 952 | } |
| 953 | |
Vladislav Zolotarov | 54b9dda | 2009-11-16 06:05:58 +0000 | [diff] [blame] | 954 | static inline int bnx2x_has_tx_work(struct bnx2x_fastpath *fp) |
| 955 | { |
| 956 | u16 hw_cons; |
| 957 | |
| 958 | /* Tell compiler that status block fields can change */ |
| 959 | barrier(); |
| 960 | hw_cons = le16_to_cpu(*fp->tx_cons_sb); |
| 961 | return hw_cons != fp->tx_pkt_cons; |
| 962 | } |
| 963 | |
| 964 | static int bnx2x_tx_int(struct bnx2x_fastpath *fp) |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 965 | { |
| 966 | struct bnx2x *bp = fp->bp; |
Eilon Greenstein | 555f6c7 | 2009-02-12 08:36:11 +0000 | [diff] [blame] | 967 | struct netdev_queue *txq; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 968 | u16 hw_cons, sw_cons, bd_cons = fp->tx_bd_cons; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 969 | |
| 970 | #ifdef BNX2X_STOP_ON_ERROR |
| 971 | if (unlikely(bp->panic)) |
Vladislav Zolotarov | 54b9dda | 2009-11-16 06:05:58 +0000 | [diff] [blame] | 972 | return -1; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 973 | #endif |
| 974 | |
Vladislav Zolotarov | 54b9dda | 2009-11-16 06:05:58 +0000 | [diff] [blame] | 975 | txq = netdev_get_tx_queue(bp->dev, fp->index); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 976 | hw_cons = le16_to_cpu(*fp->tx_cons_sb); |
| 977 | sw_cons = fp->tx_pkt_cons; |
| 978 | |
| 979 | while (sw_cons != hw_cons) { |
| 980 | u16 pkt_cons; |
| 981 | |
| 982 | pkt_cons = TX_BD(sw_cons); |
| 983 | |
| 984 | /* prefetch(bp->tx_buf_ring[pkt_cons].skb); */ |
| 985 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 986 | DP(NETIF_MSG_TX_DONE, "hw_cons %u sw_cons %u pkt_cons %u\n", |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 987 | hw_cons, sw_cons, pkt_cons); |
| 988 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 989 | /* if (NEXT_TX_IDX(sw_cons) != hw_cons) { |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 990 | rmb(); |
| 991 | prefetch(fp->tx_buf_ring[NEXT_TX_IDX(sw_cons)].skb); |
| 992 | } |
| 993 | */ |
| 994 | bd_cons = bnx2x_free_tx_pkt(bp, fp, pkt_cons); |
| 995 | sw_cons++; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 996 | } |
| 997 | |
| 998 | fp->tx_pkt_cons = sw_cons; |
| 999 | fp->tx_bd_cons = bd_cons; |
| 1000 | |
Vladislav Zolotarov | c16cc0b | 2010-02-28 00:12:02 +0000 | [diff] [blame] | 1001 | /* Need to make the tx_bd_cons update visible to start_xmit() |
| 1002 | * before checking for netif_tx_queue_stopped(). Without the |
| 1003 | * memory barrier, there is a small possibility that |
| 1004 | * start_xmit() will miss it and cause the queue to be stopped |
| 1005 | * forever. |
| 1006 | */ |
Stanislaw Gruszka | 2d99cf1 | 2010-03-09 06:55:00 +0000 | [diff] [blame] | 1007 | smp_mb(); |
Vladislav Zolotarov | c16cc0b | 2010-02-28 00:12:02 +0000 | [diff] [blame] | 1008 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1009 | /* TBD need a thresh? */ |
Eilon Greenstein | 555f6c7 | 2009-02-12 08:36:11 +0000 | [diff] [blame] | 1010 | if (unlikely(netif_tx_queue_stopped(txq))) { |
Vladislav Zolotarov | c16cc0b | 2010-02-28 00:12:02 +0000 | [diff] [blame] | 1011 | /* Taking tx_lock() is needed to prevent reenabling the queue |
| 1012 | * while it's empty. This could have happen if rx_action() gets |
| 1013 | * suspended in bnx2x_tx_int() after the condition before |
| 1014 | * netif_tx_wake_queue(), while tx_action (bnx2x_start_xmit()): |
| 1015 | * |
| 1016 | * stops the queue->sees fresh tx_bd_cons->releases the queue-> |
| 1017 | * sends some packets consuming the whole queue again-> |
| 1018 | * stops the queue |
Eilon Greenstein | 6044735 | 2009-03-02 07:59:24 +0000 | [diff] [blame] | 1019 | */ |
Vladislav Zolotarov | c16cc0b | 2010-02-28 00:12:02 +0000 | [diff] [blame] | 1020 | |
| 1021 | __netif_tx_lock(txq, smp_processor_id()); |
Eilon Greenstein | 6044735 | 2009-03-02 07:59:24 +0000 | [diff] [blame] | 1022 | |
Eilon Greenstein | 555f6c7 | 2009-02-12 08:36:11 +0000 | [diff] [blame] | 1023 | if ((netif_tx_queue_stopped(txq)) && |
Vladislav Zolotarov | da5a662 | 2008-08-13 15:50:00 -0700 | [diff] [blame] | 1024 | (bp->state == BNX2X_STATE_OPEN) && |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1025 | (bnx2x_tx_avail(fp) >= MAX_SKB_FRAGS + 3)) |
Eilon Greenstein | 555f6c7 | 2009-02-12 08:36:11 +0000 | [diff] [blame] | 1026 | netif_tx_wake_queue(txq); |
Vladislav Zolotarov | c16cc0b | 2010-02-28 00:12:02 +0000 | [diff] [blame] | 1027 | |
| 1028 | __netif_tx_unlock(txq); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1029 | } |
Vladislav Zolotarov | 54b9dda | 2009-11-16 06:05:58 +0000 | [diff] [blame] | 1030 | return 0; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1031 | } |
| 1032 | |
Michael Chan | 993ac7b | 2009-10-10 13:46:56 +0000 | [diff] [blame] | 1033 | #ifdef BCM_CNIC |
| 1034 | static void bnx2x_cnic_cfc_comp(struct bnx2x *bp, int cid); |
| 1035 | #endif |
Eilon Greenstein | 3196a88 | 2008-08-13 15:58:49 -0700 | [diff] [blame] | 1036 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1037 | static void bnx2x_sp_event(struct bnx2x_fastpath *fp, |
| 1038 | union eth_rx_cqe *rr_cqe) |
| 1039 | { |
| 1040 | struct bnx2x *bp = fp->bp; |
| 1041 | int cid = SW_CID(rr_cqe->ramrod_cqe.conn_and_cmd_data); |
| 1042 | int command = CQE_CMD(rr_cqe->ramrod_cqe.conn_and_cmd_data); |
| 1043 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 1044 | DP(BNX2X_MSG_SP, |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1045 | "fp %d cid %d got ramrod #%d state is %x type is %d\n", |
Eilon Greenstein | 0626b89 | 2009-02-12 08:38:14 +0000 | [diff] [blame] | 1046 | fp->index, cid, command, bp->state, |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 1047 | rr_cqe->ramrod_cqe.ramrod_type); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1048 | |
| 1049 | bp->spq_left++; |
| 1050 | |
Eilon Greenstein | 0626b89 | 2009-02-12 08:38:14 +0000 | [diff] [blame] | 1051 | if (fp->index) { |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1052 | switch (command | fp->state) { |
| 1053 | case (RAMROD_CMD_ID_ETH_CLIENT_SETUP | |
| 1054 | BNX2X_FP_STATE_OPENING): |
| 1055 | DP(NETIF_MSG_IFUP, "got MULTI[%d] setup ramrod\n", |
| 1056 | cid); |
| 1057 | fp->state = BNX2X_FP_STATE_OPEN; |
| 1058 | break; |
| 1059 | |
| 1060 | case (RAMROD_CMD_ID_ETH_HALT | BNX2X_FP_STATE_HALTING): |
| 1061 | DP(NETIF_MSG_IFDOWN, "got MULTI[%d] halt ramrod\n", |
| 1062 | cid); |
| 1063 | fp->state = BNX2X_FP_STATE_HALTED; |
| 1064 | break; |
| 1065 | |
| 1066 | default: |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 1067 | BNX2X_ERR("unexpected MC reply (%d) " |
Vladislav Zolotarov | cdaa7cb | 2010-04-19 01:13:57 +0000 | [diff] [blame] | 1068 | "fp[%d] state is %x\n", |
| 1069 | command, fp->index, fp->state); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 1070 | break; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1071 | } |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 1072 | mb(); /* force bnx2x_wait_ramrod() to see the change */ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1073 | return; |
| 1074 | } |
Eliezer Tamir | c14423f | 2008-02-28 11:49:42 -0800 | [diff] [blame] | 1075 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1076 | switch (command | bp->state) { |
| 1077 | case (RAMROD_CMD_ID_ETH_PORT_SETUP | BNX2X_STATE_OPENING_WAIT4_PORT): |
| 1078 | DP(NETIF_MSG_IFUP, "got setup ramrod\n"); |
| 1079 | bp->state = BNX2X_STATE_OPEN; |
| 1080 | break; |
| 1081 | |
| 1082 | case (RAMROD_CMD_ID_ETH_HALT | BNX2X_STATE_CLOSING_WAIT4_HALT): |
| 1083 | DP(NETIF_MSG_IFDOWN, "got halt ramrod\n"); |
| 1084 | bp->state = BNX2X_STATE_CLOSING_WAIT4_DELETE; |
| 1085 | fp->state = BNX2X_FP_STATE_HALTED; |
| 1086 | break; |
| 1087 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1088 | case (RAMROD_CMD_ID_ETH_CFC_DEL | BNX2X_STATE_CLOSING_WAIT4_HALT): |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 1089 | DP(NETIF_MSG_IFDOWN, "got delete ramrod for MULTI[%d]\n", cid); |
Eliezer Tamir | 49d6677 | 2008-02-28 11:53:13 -0800 | [diff] [blame] | 1090 | bnx2x_fp(bp, cid, state) = BNX2X_FP_STATE_CLOSED; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1091 | break; |
| 1092 | |
Michael Chan | 993ac7b | 2009-10-10 13:46:56 +0000 | [diff] [blame] | 1093 | #ifdef BCM_CNIC |
| 1094 | case (RAMROD_CMD_ID_ETH_CFC_DEL | BNX2X_STATE_OPEN): |
| 1095 | DP(NETIF_MSG_IFDOWN, "got delete ramrod for CID %d\n", cid); |
| 1096 | bnx2x_cnic_cfc_comp(bp, cid); |
| 1097 | break; |
| 1098 | #endif |
Eilon Greenstein | 3196a88 | 2008-08-13 15:58:49 -0700 | [diff] [blame] | 1099 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1100 | case (RAMROD_CMD_ID_ETH_SET_MAC | BNX2X_STATE_OPEN): |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 1101 | case (RAMROD_CMD_ID_ETH_SET_MAC | BNX2X_STATE_DIAG): |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1102 | DP(NETIF_MSG_IFUP, "got set mac ramrod\n"); |
Michael Chan | e665bfd | 2009-10-10 13:46:54 +0000 | [diff] [blame] | 1103 | bp->set_mac_pending--; |
| 1104 | smp_wmb(); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1105 | break; |
| 1106 | |
Eliezer Tamir | 49d6677 | 2008-02-28 11:53:13 -0800 | [diff] [blame] | 1107 | case (RAMROD_CMD_ID_ETH_SET_MAC | BNX2X_STATE_CLOSING_WAIT4_HALT): |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 1108 | DP(NETIF_MSG_IFDOWN, "got (un)set mac ramrod\n"); |
Michael Chan | e665bfd | 2009-10-10 13:46:54 +0000 | [diff] [blame] | 1109 | bp->set_mac_pending--; |
| 1110 | smp_wmb(); |
Eliezer Tamir | 49d6677 | 2008-02-28 11:53:13 -0800 | [diff] [blame] | 1111 | break; |
| 1112 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1113 | default: |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 1114 | BNX2X_ERR("unexpected MC reply (%d) bp->state is %x\n", |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1115 | command, bp->state); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 1116 | break; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1117 | } |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 1118 | mb(); /* force bnx2x_wait_ramrod() to see the change */ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1119 | } |
| 1120 | |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 1121 | static inline void bnx2x_free_rx_sge(struct bnx2x *bp, |
| 1122 | struct bnx2x_fastpath *fp, u16 index) |
| 1123 | { |
| 1124 | struct sw_rx_page *sw_buf = &fp->rx_page_ring[index]; |
| 1125 | struct page *page = sw_buf->page; |
| 1126 | struct eth_rx_sge *sge = &fp->rx_sge_ring[index]; |
| 1127 | |
| 1128 | /* Skip "next page" elements */ |
| 1129 | if (!page) |
| 1130 | return; |
| 1131 | |
FUJITA Tomonori | 1a98314 | 2010-04-04 01:51:03 +0000 | [diff] [blame] | 1132 | dma_unmap_page(&bp->pdev->dev, dma_unmap_addr(sw_buf, mapping), |
Eilon Greenstein | 4f40f2c | 2009-01-14 21:24:17 -0800 | [diff] [blame] | 1133 | SGE_PAGE_SIZE*PAGES_PER_SGE, PCI_DMA_FROMDEVICE); |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 1134 | __free_pages(page, PAGES_PER_SGE_SHIFT); |
| 1135 | |
| 1136 | sw_buf->page = NULL; |
| 1137 | sge->addr_hi = 0; |
| 1138 | sge->addr_lo = 0; |
| 1139 | } |
| 1140 | |
| 1141 | static inline void bnx2x_free_rx_sge_range(struct bnx2x *bp, |
| 1142 | struct bnx2x_fastpath *fp, int last) |
| 1143 | { |
| 1144 | int i; |
| 1145 | |
| 1146 | for (i = 0; i < last; i++) |
| 1147 | bnx2x_free_rx_sge(bp, fp, i); |
| 1148 | } |
| 1149 | |
| 1150 | static inline int bnx2x_alloc_rx_sge(struct bnx2x *bp, |
| 1151 | struct bnx2x_fastpath *fp, u16 index) |
| 1152 | { |
| 1153 | struct page *page = alloc_pages(GFP_ATOMIC, PAGES_PER_SGE_SHIFT); |
| 1154 | struct sw_rx_page *sw_buf = &fp->rx_page_ring[index]; |
| 1155 | struct eth_rx_sge *sge = &fp->rx_sge_ring[index]; |
| 1156 | dma_addr_t mapping; |
| 1157 | |
| 1158 | if (unlikely(page == NULL)) |
| 1159 | return -ENOMEM; |
| 1160 | |
FUJITA Tomonori | 1a98314 | 2010-04-04 01:51:03 +0000 | [diff] [blame] | 1161 | mapping = dma_map_page(&bp->pdev->dev, page, 0, |
| 1162 | SGE_PAGE_SIZE*PAGES_PER_SGE, DMA_FROM_DEVICE); |
FUJITA Tomonori | 8d8bb39 | 2008-07-25 19:44:49 -0700 | [diff] [blame] | 1163 | if (unlikely(dma_mapping_error(&bp->pdev->dev, mapping))) { |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 1164 | __free_pages(page, PAGES_PER_SGE_SHIFT); |
| 1165 | return -ENOMEM; |
| 1166 | } |
| 1167 | |
| 1168 | sw_buf->page = page; |
FUJITA Tomonori | 1a98314 | 2010-04-04 01:51:03 +0000 | [diff] [blame] | 1169 | dma_unmap_addr_set(sw_buf, mapping, mapping); |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 1170 | |
| 1171 | sge->addr_hi = cpu_to_le32(U64_HI(mapping)); |
| 1172 | sge->addr_lo = cpu_to_le32(U64_LO(mapping)); |
| 1173 | |
| 1174 | return 0; |
| 1175 | } |
| 1176 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1177 | static inline int bnx2x_alloc_rx_skb(struct bnx2x *bp, |
| 1178 | struct bnx2x_fastpath *fp, u16 index) |
| 1179 | { |
| 1180 | struct sk_buff *skb; |
| 1181 | struct sw_rx_bd *rx_buf = &fp->rx_buf_ring[index]; |
| 1182 | struct eth_rx_bd *rx_bd = &fp->rx_desc_ring[index]; |
| 1183 | dma_addr_t mapping; |
| 1184 | |
| 1185 | skb = netdev_alloc_skb(bp->dev, bp->rx_buf_size); |
| 1186 | if (unlikely(skb == NULL)) |
| 1187 | return -ENOMEM; |
| 1188 | |
FUJITA Tomonori | 1a98314 | 2010-04-04 01:51:03 +0000 | [diff] [blame] | 1189 | mapping = dma_map_single(&bp->pdev->dev, skb->data, bp->rx_buf_size, |
| 1190 | DMA_FROM_DEVICE); |
FUJITA Tomonori | 8d8bb39 | 2008-07-25 19:44:49 -0700 | [diff] [blame] | 1191 | if (unlikely(dma_mapping_error(&bp->pdev->dev, mapping))) { |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1192 | dev_kfree_skb(skb); |
| 1193 | return -ENOMEM; |
| 1194 | } |
| 1195 | |
| 1196 | rx_buf->skb = skb; |
FUJITA Tomonori | 1a98314 | 2010-04-04 01:51:03 +0000 | [diff] [blame] | 1197 | dma_unmap_addr_set(rx_buf, mapping, mapping); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1198 | |
| 1199 | rx_bd->addr_hi = cpu_to_le32(U64_HI(mapping)); |
| 1200 | rx_bd->addr_lo = cpu_to_le32(U64_LO(mapping)); |
| 1201 | |
| 1202 | return 0; |
| 1203 | } |
| 1204 | |
| 1205 | /* note that we are not allocating a new skb, |
| 1206 | * we are just moving one from cons to prod |
| 1207 | * we are not creating a new mapping, |
| 1208 | * so there is no need to check for dma_mapping_error(). |
| 1209 | */ |
| 1210 | static void bnx2x_reuse_rx_skb(struct bnx2x_fastpath *fp, |
| 1211 | struct sk_buff *skb, u16 cons, u16 prod) |
| 1212 | { |
| 1213 | struct bnx2x *bp = fp->bp; |
| 1214 | struct sw_rx_bd *cons_rx_buf = &fp->rx_buf_ring[cons]; |
| 1215 | struct sw_rx_bd *prod_rx_buf = &fp->rx_buf_ring[prod]; |
| 1216 | struct eth_rx_bd *cons_bd = &fp->rx_desc_ring[cons]; |
| 1217 | struct eth_rx_bd *prod_bd = &fp->rx_desc_ring[prod]; |
| 1218 | |
FUJITA Tomonori | 1a98314 | 2010-04-04 01:51:03 +0000 | [diff] [blame] | 1219 | dma_sync_single_for_device(&bp->pdev->dev, |
| 1220 | dma_unmap_addr(cons_rx_buf, mapping), |
| 1221 | RX_COPY_THRESH, DMA_FROM_DEVICE); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1222 | |
| 1223 | prod_rx_buf->skb = cons_rx_buf->skb; |
FUJITA Tomonori | 1a98314 | 2010-04-04 01:51:03 +0000 | [diff] [blame] | 1224 | dma_unmap_addr_set(prod_rx_buf, mapping, |
| 1225 | dma_unmap_addr(cons_rx_buf, mapping)); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1226 | *prod_bd = *cons_bd; |
| 1227 | } |
| 1228 | |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 1229 | static inline void bnx2x_update_last_max_sge(struct bnx2x_fastpath *fp, |
| 1230 | u16 idx) |
| 1231 | { |
| 1232 | u16 last_max = fp->last_max_sge; |
| 1233 | |
| 1234 | if (SUB_S16(idx, last_max) > 0) |
| 1235 | fp->last_max_sge = idx; |
| 1236 | } |
| 1237 | |
| 1238 | static void bnx2x_clear_sge_mask_next_elems(struct bnx2x_fastpath *fp) |
| 1239 | { |
| 1240 | int i, j; |
| 1241 | |
| 1242 | for (i = 1; i <= NUM_RX_SGE_PAGES; i++) { |
| 1243 | int idx = RX_SGE_CNT * i - 1; |
| 1244 | |
| 1245 | for (j = 0; j < 2; j++) { |
| 1246 | SGE_MASK_CLEAR_BIT(fp, idx); |
| 1247 | idx--; |
| 1248 | } |
| 1249 | } |
| 1250 | } |
| 1251 | |
| 1252 | static void bnx2x_update_sge_prod(struct bnx2x_fastpath *fp, |
| 1253 | struct eth_fast_path_rx_cqe *fp_cqe) |
| 1254 | { |
| 1255 | struct bnx2x *bp = fp->bp; |
Eilon Greenstein | 4f40f2c | 2009-01-14 21:24:17 -0800 | [diff] [blame] | 1256 | u16 sge_len = SGE_PAGE_ALIGN(le16_to_cpu(fp_cqe->pkt_len) - |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 1257 | le16_to_cpu(fp_cqe->len_on_bd)) >> |
Eilon Greenstein | 4f40f2c | 2009-01-14 21:24:17 -0800 | [diff] [blame] | 1258 | SGE_PAGE_SHIFT; |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 1259 | u16 last_max, last_elem, first_elem; |
| 1260 | u16 delta = 0; |
| 1261 | u16 i; |
| 1262 | |
| 1263 | if (!sge_len) |
| 1264 | return; |
| 1265 | |
| 1266 | /* First mark all used pages */ |
| 1267 | for (i = 0; i < sge_len; i++) |
| 1268 | SGE_MASK_CLEAR_BIT(fp, RX_SGE(le16_to_cpu(fp_cqe->sgl[i]))); |
| 1269 | |
| 1270 | DP(NETIF_MSG_RX_STATUS, "fp_cqe->sgl[%d] = %d\n", |
| 1271 | sge_len - 1, le16_to_cpu(fp_cqe->sgl[sge_len - 1])); |
| 1272 | |
| 1273 | /* Here we assume that the last SGE index is the biggest */ |
| 1274 | prefetch((void *)(fp->sge_mask)); |
| 1275 | bnx2x_update_last_max_sge(fp, le16_to_cpu(fp_cqe->sgl[sge_len - 1])); |
| 1276 | |
| 1277 | last_max = RX_SGE(fp->last_max_sge); |
| 1278 | last_elem = last_max >> RX_SGE_MASK_ELEM_SHIFT; |
| 1279 | first_elem = RX_SGE(fp->rx_sge_prod) >> RX_SGE_MASK_ELEM_SHIFT; |
| 1280 | |
| 1281 | /* If ring is not full */ |
| 1282 | if (last_elem + 1 != first_elem) |
| 1283 | last_elem++; |
| 1284 | |
| 1285 | /* Now update the prod */ |
| 1286 | for (i = first_elem; i != last_elem; i = NEXT_SGE_MASK_ELEM(i)) { |
| 1287 | if (likely(fp->sge_mask[i])) |
| 1288 | break; |
| 1289 | |
| 1290 | fp->sge_mask[i] = RX_SGE_MASK_ELEM_ONE_MASK; |
| 1291 | delta += RX_SGE_MASK_ELEM_SZ; |
| 1292 | } |
| 1293 | |
| 1294 | if (delta > 0) { |
| 1295 | fp->rx_sge_prod += delta; |
| 1296 | /* clear page-end entries */ |
| 1297 | bnx2x_clear_sge_mask_next_elems(fp); |
| 1298 | } |
| 1299 | |
| 1300 | DP(NETIF_MSG_RX_STATUS, |
| 1301 | "fp->last_max_sge = %d fp->rx_sge_prod = %d\n", |
| 1302 | fp->last_max_sge, fp->rx_sge_prod); |
| 1303 | } |
| 1304 | |
| 1305 | static inline void bnx2x_init_sge_ring_bit_mask(struct bnx2x_fastpath *fp) |
| 1306 | { |
| 1307 | /* Set the mask to all 1-s: it's faster to compare to 0 than to 0xf-s */ |
| 1308 | memset(fp->sge_mask, 0xff, |
| 1309 | (NUM_RX_SGE >> RX_SGE_MASK_ELEM_SHIFT)*sizeof(u64)); |
| 1310 | |
Eilon Greenstein | 3347162 | 2008-08-13 15:59:08 -0700 | [diff] [blame] | 1311 | /* Clear the two last indices in the page to 1: |
| 1312 | these are the indices that correspond to the "next" element, |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 1313 | hence will never be indicated and should be removed from |
| 1314 | the calculations. */ |
| 1315 | bnx2x_clear_sge_mask_next_elems(fp); |
| 1316 | } |
| 1317 | |
| 1318 | static void bnx2x_tpa_start(struct bnx2x_fastpath *fp, u16 queue, |
| 1319 | struct sk_buff *skb, u16 cons, u16 prod) |
| 1320 | { |
| 1321 | struct bnx2x *bp = fp->bp; |
| 1322 | struct sw_rx_bd *cons_rx_buf = &fp->rx_buf_ring[cons]; |
| 1323 | struct sw_rx_bd *prod_rx_buf = &fp->rx_buf_ring[prod]; |
| 1324 | struct eth_rx_bd *prod_bd = &fp->rx_desc_ring[prod]; |
| 1325 | dma_addr_t mapping; |
| 1326 | |
| 1327 | /* move empty skb from pool to prod and map it */ |
| 1328 | prod_rx_buf->skb = fp->tpa_pool[queue].skb; |
FUJITA Tomonori | 1a98314 | 2010-04-04 01:51:03 +0000 | [diff] [blame] | 1329 | mapping = dma_map_single(&bp->pdev->dev, fp->tpa_pool[queue].skb->data, |
| 1330 | bp->rx_buf_size, DMA_FROM_DEVICE); |
| 1331 | dma_unmap_addr_set(prod_rx_buf, mapping, mapping); |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 1332 | |
| 1333 | /* move partial skb from cons to pool (don't unmap yet) */ |
| 1334 | fp->tpa_pool[queue] = *cons_rx_buf; |
| 1335 | |
| 1336 | /* mark bin state as start - print error if current state != stop */ |
| 1337 | if (fp->tpa_state[queue] != BNX2X_TPA_STOP) |
| 1338 | BNX2X_ERR("start of bin not in stop [%d]\n", queue); |
| 1339 | |
| 1340 | fp->tpa_state[queue] = BNX2X_TPA_START; |
| 1341 | |
| 1342 | /* point prod_bd to new skb */ |
| 1343 | prod_bd->addr_hi = cpu_to_le32(U64_HI(mapping)); |
| 1344 | prod_bd->addr_lo = cpu_to_le32(U64_LO(mapping)); |
| 1345 | |
| 1346 | #ifdef BNX2X_STOP_ON_ERROR |
| 1347 | fp->tpa_queue_used |= (1 << queue); |
Vladislav Zolotarov | cdaa7cb | 2010-04-19 01:13:57 +0000 | [diff] [blame] | 1348 | #ifdef _ASM_GENERIC_INT_L64_H |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 1349 | DP(NETIF_MSG_RX_STATUS, "fp->tpa_queue_used = 0x%lx\n", |
| 1350 | #else |
| 1351 | DP(NETIF_MSG_RX_STATUS, "fp->tpa_queue_used = 0x%llx\n", |
| 1352 | #endif |
| 1353 | fp->tpa_queue_used); |
| 1354 | #endif |
| 1355 | } |
| 1356 | |
| 1357 | static int bnx2x_fill_frag_skb(struct bnx2x *bp, struct bnx2x_fastpath *fp, |
| 1358 | struct sk_buff *skb, |
| 1359 | struct eth_fast_path_rx_cqe *fp_cqe, |
| 1360 | u16 cqe_idx) |
| 1361 | { |
| 1362 | struct sw_rx_page *rx_pg, old_rx_pg; |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 1363 | u16 len_on_bd = le16_to_cpu(fp_cqe->len_on_bd); |
| 1364 | u32 i, frag_len, frag_size, pages; |
| 1365 | int err; |
| 1366 | int j; |
| 1367 | |
| 1368 | frag_size = le16_to_cpu(fp_cqe->pkt_len) - len_on_bd; |
Eilon Greenstein | 4f40f2c | 2009-01-14 21:24:17 -0800 | [diff] [blame] | 1369 | pages = SGE_PAGE_ALIGN(frag_size) >> SGE_PAGE_SHIFT; |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 1370 | |
| 1371 | /* This is needed in order to enable forwarding support */ |
| 1372 | if (frag_size) |
Eilon Greenstein | 4f40f2c | 2009-01-14 21:24:17 -0800 | [diff] [blame] | 1373 | skb_shinfo(skb)->gso_size = min((u32)SGE_PAGE_SIZE, |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 1374 | max(frag_size, (u32)len_on_bd)); |
| 1375 | |
| 1376 | #ifdef BNX2X_STOP_ON_ERROR |
Vladislav Zolotarov | cdaa7cb | 2010-04-19 01:13:57 +0000 | [diff] [blame] | 1377 | if (pages > min_t(u32, 8, MAX_SKB_FRAGS)*SGE_PAGE_SIZE*PAGES_PER_SGE) { |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 1378 | BNX2X_ERR("SGL length is too long: %d. CQE index is %d\n", |
| 1379 | pages, cqe_idx); |
| 1380 | BNX2X_ERR("fp_cqe->pkt_len = %d fp_cqe->len_on_bd = %d\n", |
| 1381 | fp_cqe->pkt_len, len_on_bd); |
| 1382 | bnx2x_panic(); |
| 1383 | return -EINVAL; |
| 1384 | } |
| 1385 | #endif |
| 1386 | |
| 1387 | /* Run through the SGL and compose the fragmented skb */ |
| 1388 | for (i = 0, j = 0; i < pages; i += PAGES_PER_SGE, j++) { |
| 1389 | u16 sge_idx = RX_SGE(le16_to_cpu(fp_cqe->sgl[j])); |
| 1390 | |
| 1391 | /* FW gives the indices of the SGE as if the ring is an array |
| 1392 | (meaning that "next" element will consume 2 indices) */ |
Eilon Greenstein | 4f40f2c | 2009-01-14 21:24:17 -0800 | [diff] [blame] | 1393 | frag_len = min(frag_size, (u32)(SGE_PAGE_SIZE*PAGES_PER_SGE)); |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 1394 | rx_pg = &fp->rx_page_ring[sge_idx]; |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 1395 | old_rx_pg = *rx_pg; |
| 1396 | |
| 1397 | /* If we fail to allocate a substitute page, we simply stop |
| 1398 | where we are and drop the whole packet */ |
| 1399 | err = bnx2x_alloc_rx_sge(bp, fp, sge_idx); |
| 1400 | if (unlikely(err)) { |
Eilon Greenstein | de832a5 | 2009-02-12 08:36:33 +0000 | [diff] [blame] | 1401 | fp->eth_q_stats.rx_skb_alloc_failed++; |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 1402 | return err; |
| 1403 | } |
| 1404 | |
| 1405 | /* Unmap the page as we r going to pass it to the stack */ |
FUJITA Tomonori | 1a98314 | 2010-04-04 01:51:03 +0000 | [diff] [blame] | 1406 | dma_unmap_page(&bp->pdev->dev, |
| 1407 | dma_unmap_addr(&old_rx_pg, mapping), |
| 1408 | SGE_PAGE_SIZE*PAGES_PER_SGE, DMA_FROM_DEVICE); |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 1409 | |
| 1410 | /* Add one frag and update the appropriate fields in the skb */ |
| 1411 | skb_fill_page_desc(skb, j, old_rx_pg.page, 0, frag_len); |
| 1412 | |
| 1413 | skb->data_len += frag_len; |
| 1414 | skb->truesize += frag_len; |
| 1415 | skb->len += frag_len; |
| 1416 | |
| 1417 | frag_size -= frag_len; |
| 1418 | } |
| 1419 | |
| 1420 | return 0; |
| 1421 | } |
| 1422 | |
| 1423 | static void bnx2x_tpa_stop(struct bnx2x *bp, struct bnx2x_fastpath *fp, |
| 1424 | u16 queue, int pad, int len, union eth_rx_cqe *cqe, |
| 1425 | u16 cqe_idx) |
| 1426 | { |
| 1427 | struct sw_rx_bd *rx_buf = &fp->tpa_pool[queue]; |
| 1428 | struct sk_buff *skb = rx_buf->skb; |
| 1429 | /* alloc new skb */ |
| 1430 | struct sk_buff *new_skb = netdev_alloc_skb(bp->dev, bp->rx_buf_size); |
| 1431 | |
| 1432 | /* Unmap skb in the pool anyway, as we are going to change |
| 1433 | pool entry status to BNX2X_TPA_STOP even if new skb allocation |
| 1434 | fails. */ |
FUJITA Tomonori | 1a98314 | 2010-04-04 01:51:03 +0000 | [diff] [blame] | 1435 | dma_unmap_single(&bp->pdev->dev, dma_unmap_addr(rx_buf, mapping), |
| 1436 | bp->rx_buf_size, DMA_FROM_DEVICE); |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 1437 | |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 1438 | if (likely(new_skb)) { |
Yitchak Gertner | 66e855f | 2008-08-13 15:49:05 -0700 | [diff] [blame] | 1439 | /* fix ip xsum and give it to the stack */ |
| 1440 | /* (no need to map the new skb) */ |
Eilon Greenstein | 0c6671b | 2009-01-14 21:26:51 -0800 | [diff] [blame] | 1441 | #ifdef BCM_VLAN |
| 1442 | int is_vlan_cqe = |
| 1443 | (le16_to_cpu(cqe->fast_path_cqe.pars_flags.flags) & |
| 1444 | PARSING_FLAGS_VLAN); |
| 1445 | int is_not_hwaccel_vlan_cqe = |
| 1446 | (is_vlan_cqe && (!(bp->flags & HW_VLAN_RX_FLAG))); |
| 1447 | #endif |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 1448 | |
| 1449 | prefetch(skb); |
| 1450 | prefetch(((char *)(skb)) + 128); |
| 1451 | |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 1452 | #ifdef BNX2X_STOP_ON_ERROR |
| 1453 | if (pad + len > bp->rx_buf_size) { |
| 1454 | BNX2X_ERR("skb_put is about to fail... " |
| 1455 | "pad %d len %d rx_buf_size %d\n", |
| 1456 | pad, len, bp->rx_buf_size); |
| 1457 | bnx2x_panic(); |
| 1458 | return; |
| 1459 | } |
| 1460 | #endif |
| 1461 | |
| 1462 | skb_reserve(skb, pad); |
| 1463 | skb_put(skb, len); |
| 1464 | |
| 1465 | skb->protocol = eth_type_trans(skb, bp->dev); |
| 1466 | skb->ip_summed = CHECKSUM_UNNECESSARY; |
| 1467 | |
| 1468 | { |
| 1469 | struct iphdr *iph; |
| 1470 | |
| 1471 | iph = (struct iphdr *)skb->data; |
Eilon Greenstein | 0c6671b | 2009-01-14 21:26:51 -0800 | [diff] [blame] | 1472 | #ifdef BCM_VLAN |
| 1473 | /* If there is no Rx VLAN offloading - |
| 1474 | take VLAN tag into an account */ |
| 1475 | if (unlikely(is_not_hwaccel_vlan_cqe)) |
| 1476 | iph = (struct iphdr *)((u8 *)iph + VLAN_HLEN); |
| 1477 | #endif |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 1478 | iph->check = 0; |
| 1479 | iph->check = ip_fast_csum((u8 *)iph, iph->ihl); |
| 1480 | } |
| 1481 | |
| 1482 | if (!bnx2x_fill_frag_skb(bp, fp, skb, |
| 1483 | &cqe->fast_path_cqe, cqe_idx)) { |
| 1484 | #ifdef BCM_VLAN |
Eilon Greenstein | 0c6671b | 2009-01-14 21:26:51 -0800 | [diff] [blame] | 1485 | if ((bp->vlgrp != NULL) && is_vlan_cqe && |
| 1486 | (!is_not_hwaccel_vlan_cqe)) |
Dmitry Kravkov | 4fd89b7a | 2010-04-01 19:45:34 -0700 | [diff] [blame] | 1487 | vlan_gro_receive(&fp->napi, bp->vlgrp, |
| 1488 | le16_to_cpu(cqe->fast_path_cqe. |
| 1489 | vlan_tag), skb); |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 1490 | else |
| 1491 | #endif |
Dmitry Kravkov | 4fd89b7a | 2010-04-01 19:45:34 -0700 | [diff] [blame] | 1492 | napi_gro_receive(&fp->napi, skb); |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 1493 | } else { |
| 1494 | DP(NETIF_MSG_RX_STATUS, "Failed to allocate new pages" |
| 1495 | " - dropping packet!\n"); |
| 1496 | dev_kfree_skb(skb); |
| 1497 | } |
| 1498 | |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 1499 | |
| 1500 | /* put new skb in bin */ |
| 1501 | fp->tpa_pool[queue].skb = new_skb; |
| 1502 | |
| 1503 | } else { |
Yitchak Gertner | 66e855f | 2008-08-13 15:49:05 -0700 | [diff] [blame] | 1504 | /* else drop the packet and keep the buffer in the bin */ |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 1505 | DP(NETIF_MSG_RX_STATUS, |
| 1506 | "Failed to allocate new skb - dropping packet!\n"); |
Eilon Greenstein | de832a5 | 2009-02-12 08:36:33 +0000 | [diff] [blame] | 1507 | fp->eth_q_stats.rx_skb_alloc_failed++; |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 1508 | } |
| 1509 | |
| 1510 | fp->tpa_state[queue] = BNX2X_TPA_STOP; |
| 1511 | } |
| 1512 | |
| 1513 | static inline void bnx2x_update_rx_prod(struct bnx2x *bp, |
| 1514 | struct bnx2x_fastpath *fp, |
| 1515 | u16 bd_prod, u16 rx_comp_prod, |
| 1516 | u16 rx_sge_prod) |
| 1517 | { |
Eilon Greenstein | 8d9c5f3 | 2009-02-15 23:24:08 -0800 | [diff] [blame] | 1518 | struct ustorm_eth_rx_producers rx_prods = {0}; |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 1519 | int i; |
| 1520 | |
| 1521 | /* Update producers */ |
| 1522 | rx_prods.bd_prod = bd_prod; |
| 1523 | rx_prods.cqe_prod = rx_comp_prod; |
| 1524 | rx_prods.sge_prod = rx_sge_prod; |
| 1525 | |
Eilon Greenstein | 58f4c4c | 2009-01-14 21:23:36 -0800 | [diff] [blame] | 1526 | /* |
| 1527 | * Make sure that the BD and SGE data is updated before updating the |
| 1528 | * producers since FW might read the BD/SGE right after the producer |
| 1529 | * is updated. |
| 1530 | * This is only applicable for weak-ordered memory model archs such |
| 1531 | * as IA-64. The following barrier is also mandatory since FW will |
| 1532 | * assumes BDs must have buffers. |
| 1533 | */ |
| 1534 | wmb(); |
| 1535 | |
Eilon Greenstein | 8d9c5f3 | 2009-02-15 23:24:08 -0800 | [diff] [blame] | 1536 | for (i = 0; i < sizeof(struct ustorm_eth_rx_producers)/4; i++) |
| 1537 | REG_WR(bp, BAR_USTRORM_INTMEM + |
Eilon Greenstein | 0626b89 | 2009-02-12 08:38:14 +0000 | [diff] [blame] | 1538 | USTORM_RX_PRODS_OFFSET(BP_PORT(bp), fp->cl_id) + i*4, |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 1539 | ((u32 *)&rx_prods)[i]); |
| 1540 | |
Eilon Greenstein | 58f4c4c | 2009-01-14 21:23:36 -0800 | [diff] [blame] | 1541 | mmiowb(); /* keep prod updates ordered */ |
| 1542 | |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 1543 | DP(NETIF_MSG_RX_STATUS, |
Eilon Greenstein | 555f6c7 | 2009-02-12 08:36:11 +0000 | [diff] [blame] | 1544 | "queue[%d]: wrote bd_prod %u cqe_prod %u sge_prod %u\n", |
| 1545 | fp->index, bd_prod, rx_comp_prod, rx_sge_prod); |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 1546 | } |
| 1547 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1548 | static int bnx2x_rx_int(struct bnx2x_fastpath *fp, int budget) |
| 1549 | { |
| 1550 | struct bnx2x *bp = fp->bp; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 1551 | u16 bd_cons, bd_prod, bd_prod_fw, comp_ring_cons; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1552 | u16 hw_comp_cons, sw_comp_cons, sw_comp_prod; |
| 1553 | int rx_pkt = 0; |
| 1554 | |
| 1555 | #ifdef BNX2X_STOP_ON_ERROR |
| 1556 | if (unlikely(bp->panic)) |
| 1557 | return 0; |
| 1558 | #endif |
| 1559 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 1560 | /* CQ "next element" is of the size of the regular element, |
| 1561 | that's why it's ok here */ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1562 | hw_comp_cons = le16_to_cpu(*fp->rx_cons_sb); |
| 1563 | if ((hw_comp_cons & MAX_RCQ_DESC_CNT) == MAX_RCQ_DESC_CNT) |
| 1564 | hw_comp_cons++; |
| 1565 | |
| 1566 | bd_cons = fp->rx_bd_cons; |
| 1567 | bd_prod = fp->rx_bd_prod; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 1568 | bd_prod_fw = bd_prod; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1569 | sw_comp_cons = fp->rx_comp_cons; |
| 1570 | sw_comp_prod = fp->rx_comp_prod; |
| 1571 | |
| 1572 | /* Memory barrier necessary as speculative reads of the rx |
| 1573 | * buffer can be ahead of the index in the status block |
| 1574 | */ |
| 1575 | rmb(); |
| 1576 | |
| 1577 | DP(NETIF_MSG_RX_STATUS, |
| 1578 | "queue[%d]: hw_comp_cons %u sw_comp_cons %u\n", |
Eilon Greenstein | 0626b89 | 2009-02-12 08:38:14 +0000 | [diff] [blame] | 1579 | fp->index, hw_comp_cons, sw_comp_cons); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1580 | |
| 1581 | while (sw_comp_cons != hw_comp_cons) { |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 1582 | struct sw_rx_bd *rx_buf = NULL; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1583 | struct sk_buff *skb; |
| 1584 | union eth_rx_cqe *cqe; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 1585 | u8 cqe_fp_flags; |
| 1586 | u16 len, pad; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1587 | |
| 1588 | comp_ring_cons = RCQ_BD(sw_comp_cons); |
| 1589 | bd_prod = RX_BD(bd_prod); |
| 1590 | bd_cons = RX_BD(bd_cons); |
| 1591 | |
Eilon Greenstein | 619e7a6 | 2009-08-12 08:23:20 +0000 | [diff] [blame] | 1592 | /* Prefetch the page containing the BD descriptor |
| 1593 | at producer's index. It will be needed when new skb is |
| 1594 | allocated */ |
| 1595 | prefetch((void *)(PAGE_ALIGN((unsigned long) |
| 1596 | (&fp->rx_desc_ring[bd_prod])) - |
| 1597 | PAGE_SIZE + 1)); |
| 1598 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1599 | cqe = &fp->rx_comp_ring[comp_ring_cons]; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 1600 | cqe_fp_flags = cqe->fast_path_cqe.type_error_flags; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1601 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1602 | DP(NETIF_MSG_RX_STATUS, "CQE type %x err %x status %x" |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 1603 | " queue %x vlan %x len %u\n", CQE_TYPE(cqe_fp_flags), |
| 1604 | cqe_fp_flags, cqe->fast_path_cqe.status_flags, |
Eilon Greenstein | 68d5948 | 2009-01-14 21:27:36 -0800 | [diff] [blame] | 1605 | le32_to_cpu(cqe->fast_path_cqe.rss_hash_result), |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 1606 | le16_to_cpu(cqe->fast_path_cqe.vlan_tag), |
| 1607 | le16_to_cpu(cqe->fast_path_cqe.pkt_len)); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1608 | |
| 1609 | /* is this a slowpath msg? */ |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 1610 | if (unlikely(CQE_TYPE(cqe_fp_flags))) { |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1611 | bnx2x_sp_event(fp, cqe); |
| 1612 | goto next_cqe; |
| 1613 | |
| 1614 | /* this is an rx packet */ |
| 1615 | } else { |
| 1616 | rx_buf = &fp->rx_buf_ring[bd_cons]; |
| 1617 | skb = rx_buf->skb; |
Vladislav Zolotarov | 54b9dda | 2009-11-16 06:05:58 +0000 | [diff] [blame] | 1618 | prefetch(skb); |
| 1619 | prefetch((u8 *)skb + 256); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1620 | len = le16_to_cpu(cqe->fast_path_cqe.pkt_len); |
| 1621 | pad = cqe->fast_path_cqe.placement_offset; |
| 1622 | |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 1623 | /* If CQE is marked both TPA_START and TPA_END |
| 1624 | it is a non-TPA CQE */ |
| 1625 | if ((!fp->disable_tpa) && |
| 1626 | (TPA_TYPE(cqe_fp_flags) != |
| 1627 | (TPA_TYPE_START | TPA_TYPE_END))) { |
Eilon Greenstein | 3196a88 | 2008-08-13 15:58:49 -0700 | [diff] [blame] | 1628 | u16 queue = cqe->fast_path_cqe.queue_index; |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 1629 | |
| 1630 | if (TPA_TYPE(cqe_fp_flags) == TPA_TYPE_START) { |
| 1631 | DP(NETIF_MSG_RX_STATUS, |
| 1632 | "calling tpa_start on queue %d\n", |
| 1633 | queue); |
| 1634 | |
| 1635 | bnx2x_tpa_start(fp, queue, skb, |
| 1636 | bd_cons, bd_prod); |
| 1637 | goto next_rx; |
| 1638 | } |
| 1639 | |
| 1640 | if (TPA_TYPE(cqe_fp_flags) == TPA_TYPE_END) { |
| 1641 | DP(NETIF_MSG_RX_STATUS, |
| 1642 | "calling tpa_stop on queue %d\n", |
| 1643 | queue); |
| 1644 | |
| 1645 | if (!BNX2X_RX_SUM_FIX(cqe)) |
| 1646 | BNX2X_ERR("STOP on none TCP " |
| 1647 | "data\n"); |
| 1648 | |
| 1649 | /* This is a size of the linear data |
| 1650 | on this skb */ |
| 1651 | len = le16_to_cpu(cqe->fast_path_cqe. |
| 1652 | len_on_bd); |
| 1653 | bnx2x_tpa_stop(bp, fp, queue, pad, |
| 1654 | len, cqe, comp_ring_cons); |
| 1655 | #ifdef BNX2X_STOP_ON_ERROR |
| 1656 | if (bp->panic) |
Stanislaw Gruszka | 17cb4006 | 2009-05-05 23:22:12 +0000 | [diff] [blame] | 1657 | return 0; |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 1658 | #endif |
| 1659 | |
| 1660 | bnx2x_update_sge_prod(fp, |
| 1661 | &cqe->fast_path_cqe); |
| 1662 | goto next_cqe; |
| 1663 | } |
| 1664 | } |
| 1665 | |
FUJITA Tomonori | 1a98314 | 2010-04-04 01:51:03 +0000 | [diff] [blame] | 1666 | dma_sync_single_for_device(&bp->pdev->dev, |
| 1667 | dma_unmap_addr(rx_buf, mapping), |
| 1668 | pad + RX_COPY_THRESH, |
| 1669 | DMA_FROM_DEVICE); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1670 | prefetch(skb); |
| 1671 | prefetch(((char *)(skb)) + 128); |
| 1672 | |
| 1673 | /* is this an error packet? */ |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 1674 | if (unlikely(cqe_fp_flags & ETH_RX_ERROR_FALGS)) { |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1675 | DP(NETIF_MSG_RX_ERR, |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 1676 | "ERROR flags %x rx packet %u\n", |
| 1677 | cqe_fp_flags, sw_comp_cons); |
Eilon Greenstein | de832a5 | 2009-02-12 08:36:33 +0000 | [diff] [blame] | 1678 | fp->eth_q_stats.rx_err_discard_pkt++; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1679 | goto reuse_rx; |
| 1680 | } |
| 1681 | |
| 1682 | /* Since we don't have a jumbo ring |
| 1683 | * copy small packets if mtu > 1500 |
| 1684 | */ |
| 1685 | if ((bp->dev->mtu > ETH_MAX_PACKET_SIZE) && |
| 1686 | (len <= RX_COPY_THRESH)) { |
| 1687 | struct sk_buff *new_skb; |
| 1688 | |
| 1689 | new_skb = netdev_alloc_skb(bp->dev, |
| 1690 | len + pad); |
| 1691 | if (new_skb == NULL) { |
| 1692 | DP(NETIF_MSG_RX_ERR, |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 1693 | "ERROR packet dropped " |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1694 | "because of alloc failure\n"); |
Eilon Greenstein | de832a5 | 2009-02-12 08:36:33 +0000 | [diff] [blame] | 1695 | fp->eth_q_stats.rx_skb_alloc_failed++; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1696 | goto reuse_rx; |
| 1697 | } |
| 1698 | |
| 1699 | /* aligned copy */ |
| 1700 | skb_copy_from_linear_data_offset(skb, pad, |
| 1701 | new_skb->data + pad, len); |
| 1702 | skb_reserve(new_skb, pad); |
| 1703 | skb_put(new_skb, len); |
| 1704 | |
| 1705 | bnx2x_reuse_rx_skb(fp, skb, bd_cons, bd_prod); |
| 1706 | |
| 1707 | skb = new_skb; |
| 1708 | |
Eilon Greenstein | a119a06 | 2009-08-12 08:23:23 +0000 | [diff] [blame] | 1709 | } else |
| 1710 | if (likely(bnx2x_alloc_rx_skb(bp, fp, bd_prod) == 0)) { |
FUJITA Tomonori | 1a98314 | 2010-04-04 01:51:03 +0000 | [diff] [blame] | 1711 | dma_unmap_single(&bp->pdev->dev, |
| 1712 | dma_unmap_addr(rx_buf, mapping), |
Eilon Greenstein | 437cf2f | 2008-09-03 14:38:00 -0700 | [diff] [blame] | 1713 | bp->rx_buf_size, |
FUJITA Tomonori | 1a98314 | 2010-04-04 01:51:03 +0000 | [diff] [blame] | 1714 | DMA_FROM_DEVICE); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1715 | skb_reserve(skb, pad); |
| 1716 | skb_put(skb, len); |
| 1717 | |
| 1718 | } else { |
| 1719 | DP(NETIF_MSG_RX_ERR, |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 1720 | "ERROR packet dropped because " |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1721 | "of alloc failure\n"); |
Eilon Greenstein | de832a5 | 2009-02-12 08:36:33 +0000 | [diff] [blame] | 1722 | fp->eth_q_stats.rx_skb_alloc_failed++; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1723 | reuse_rx: |
| 1724 | bnx2x_reuse_rx_skb(fp, skb, bd_cons, bd_prod); |
| 1725 | goto next_rx; |
| 1726 | } |
| 1727 | |
| 1728 | skb->protocol = eth_type_trans(skb, bp->dev); |
| 1729 | |
| 1730 | skb->ip_summed = CHECKSUM_NONE; |
Yitchak Gertner | 66e855f | 2008-08-13 15:49:05 -0700 | [diff] [blame] | 1731 | if (bp->rx_csum) { |
Eilon Greenstein | 1adcd8b | 2008-08-13 15:48:29 -0700 | [diff] [blame] | 1732 | if (likely(BNX2X_RX_CSUM_OK(cqe))) |
| 1733 | skb->ip_summed = CHECKSUM_UNNECESSARY; |
Yitchak Gertner | 66e855f | 2008-08-13 15:49:05 -0700 | [diff] [blame] | 1734 | else |
Eilon Greenstein | de832a5 | 2009-02-12 08:36:33 +0000 | [diff] [blame] | 1735 | fp->eth_q_stats.hw_csum_err++; |
Yitchak Gertner | 66e855f | 2008-08-13 15:49:05 -0700 | [diff] [blame] | 1736 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1737 | } |
| 1738 | |
Eilon Greenstein | 748e543 | 2009-02-12 08:36:37 +0000 | [diff] [blame] | 1739 | skb_record_rx_queue(skb, fp->index); |
Eilon Greenstein | ab6ad5a | 2009-08-12 08:24:29 +0000 | [diff] [blame] | 1740 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1741 | #ifdef BCM_VLAN |
Eilon Greenstein | 0c6671b | 2009-01-14 21:26:51 -0800 | [diff] [blame] | 1742 | if ((bp->vlgrp != NULL) && (bp->flags & HW_VLAN_RX_FLAG) && |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 1743 | (le16_to_cpu(cqe->fast_path_cqe.pars_flags.flags) & |
| 1744 | PARSING_FLAGS_VLAN)) |
Dmitry Kravkov | 4fd89b7a | 2010-04-01 19:45:34 -0700 | [diff] [blame] | 1745 | vlan_gro_receive(&fp->napi, bp->vlgrp, |
| 1746 | le16_to_cpu(cqe->fast_path_cqe.vlan_tag), skb); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1747 | else |
| 1748 | #endif |
Dmitry Kravkov | 4fd89b7a | 2010-04-01 19:45:34 -0700 | [diff] [blame] | 1749 | napi_gro_receive(&fp->napi, skb); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1750 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1751 | |
| 1752 | next_rx: |
| 1753 | rx_buf->skb = NULL; |
| 1754 | |
| 1755 | bd_cons = NEXT_RX_IDX(bd_cons); |
| 1756 | bd_prod = NEXT_RX_IDX(bd_prod); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 1757 | bd_prod_fw = NEXT_RX_IDX(bd_prod_fw); |
| 1758 | rx_pkt++; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1759 | next_cqe: |
| 1760 | sw_comp_prod = NEXT_RCQ_IDX(sw_comp_prod); |
| 1761 | sw_comp_cons = NEXT_RCQ_IDX(sw_comp_cons); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1762 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 1763 | if (rx_pkt == budget) |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1764 | break; |
| 1765 | } /* while */ |
| 1766 | |
| 1767 | fp->rx_bd_cons = bd_cons; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 1768 | fp->rx_bd_prod = bd_prod_fw; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1769 | fp->rx_comp_cons = sw_comp_cons; |
| 1770 | fp->rx_comp_prod = sw_comp_prod; |
| 1771 | |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 1772 | /* Update producers */ |
| 1773 | bnx2x_update_rx_prod(bp, fp, bd_prod_fw, sw_comp_prod, |
| 1774 | fp->rx_sge_prod); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1775 | |
| 1776 | fp->rx_pkt += rx_pkt; |
| 1777 | fp->rx_calls++; |
| 1778 | |
| 1779 | return rx_pkt; |
| 1780 | } |
| 1781 | |
| 1782 | static irqreturn_t bnx2x_msix_fp_int(int irq, void *fp_cookie) |
| 1783 | { |
| 1784 | struct bnx2x_fastpath *fp = fp_cookie; |
| 1785 | struct bnx2x *bp = fp->bp; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1786 | |
Vladislav Zolotarov | da5a662 | 2008-08-13 15:50:00 -0700 | [diff] [blame] | 1787 | /* Return here if interrupt is disabled */ |
| 1788 | if (unlikely(atomic_read(&bp->intr_sem) != 0)) { |
| 1789 | DP(NETIF_MSG_INTR, "called but intr_sem not 0, returning\n"); |
| 1790 | return IRQ_HANDLED; |
| 1791 | } |
| 1792 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 1793 | DP(BNX2X_MSG_FP, "got an MSI-X interrupt on IDX:SB [%d:%d]\n", |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 1794 | fp->index, fp->sb_id); |
Eilon Greenstein | 0626b89 | 2009-02-12 08:38:14 +0000 | [diff] [blame] | 1795 | bnx2x_ack_sb(bp, fp->sb_id, USTORM_ID, 0, IGU_INT_DISABLE, 0); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1796 | |
| 1797 | #ifdef BNX2X_STOP_ON_ERROR |
| 1798 | if (unlikely(bp->panic)) |
| 1799 | return IRQ_HANDLED; |
| 1800 | #endif |
| 1801 | |
Vladislav Zolotarov | 54b9dda | 2009-11-16 06:05:58 +0000 | [diff] [blame] | 1802 | /* Handle Rx and Tx according to MSI-X vector */ |
| 1803 | prefetch(fp->rx_cons_sb); |
| 1804 | prefetch(fp->tx_cons_sb); |
| 1805 | prefetch(&fp->status_blk->u_status_block.status_block_index); |
| 1806 | prefetch(&fp->status_blk->c_status_block.status_block_index); |
| 1807 | napi_schedule(&bnx2x_fp(bp, fp->index, napi)); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 1808 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1809 | return IRQ_HANDLED; |
| 1810 | } |
| 1811 | |
| 1812 | static irqreturn_t bnx2x_interrupt(int irq, void *dev_instance) |
| 1813 | { |
Eilon Greenstein | 555f6c7 | 2009-02-12 08:36:11 +0000 | [diff] [blame] | 1814 | struct bnx2x *bp = netdev_priv(dev_instance); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1815 | u16 status = bnx2x_ack_int(bp); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 1816 | u16 mask; |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 1817 | int i; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1818 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 1819 | /* Return here if interrupt is shared and it's not for us */ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1820 | if (unlikely(status == 0)) { |
| 1821 | DP(NETIF_MSG_INTR, "not our interrupt!\n"); |
| 1822 | return IRQ_NONE; |
| 1823 | } |
Eilon Greenstein | f537225 | 2009-02-12 08:38:30 +0000 | [diff] [blame] | 1824 | DP(NETIF_MSG_INTR, "got an interrupt status 0x%x\n", status); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1825 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 1826 | /* Return here if interrupt is disabled */ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1827 | if (unlikely(atomic_read(&bp->intr_sem) != 0)) { |
| 1828 | DP(NETIF_MSG_INTR, "called but intr_sem not 0, returning\n"); |
| 1829 | return IRQ_HANDLED; |
| 1830 | } |
| 1831 | |
Eilon Greenstein | 3196a88 | 2008-08-13 15:58:49 -0700 | [diff] [blame] | 1832 | #ifdef BNX2X_STOP_ON_ERROR |
| 1833 | if (unlikely(bp->panic)) |
| 1834 | return IRQ_HANDLED; |
| 1835 | #endif |
| 1836 | |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 1837 | for (i = 0; i < BNX2X_NUM_QUEUES(bp); i++) { |
| 1838 | struct bnx2x_fastpath *fp = &bp->fp[i]; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1839 | |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 1840 | mask = 0x2 << fp->sb_id; |
| 1841 | if (status & mask) { |
Vladislav Zolotarov | 54b9dda | 2009-11-16 06:05:58 +0000 | [diff] [blame] | 1842 | /* Handle Rx and Tx according to SB id */ |
| 1843 | prefetch(fp->rx_cons_sb); |
| 1844 | prefetch(&fp->status_blk->u_status_block. |
| 1845 | status_block_index); |
| 1846 | prefetch(fp->tx_cons_sb); |
| 1847 | prefetch(&fp->status_blk->c_status_block. |
| 1848 | status_block_index); |
| 1849 | napi_schedule(&bnx2x_fp(bp, fp->index, napi)); |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 1850 | status &= ~mask; |
| 1851 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1852 | } |
| 1853 | |
Michael Chan | 993ac7b | 2009-10-10 13:46:56 +0000 | [diff] [blame] | 1854 | #ifdef BCM_CNIC |
| 1855 | mask = 0x2 << CNIC_SB_ID(bp); |
| 1856 | if (status & (mask | 0x1)) { |
| 1857 | struct cnic_ops *c_ops = NULL; |
| 1858 | |
| 1859 | rcu_read_lock(); |
| 1860 | c_ops = rcu_dereference(bp->cnic_ops); |
| 1861 | if (c_ops) |
| 1862 | c_ops->cnic_handler(bp->cnic_data, NULL); |
| 1863 | rcu_read_unlock(); |
| 1864 | |
| 1865 | status &= ~mask; |
| 1866 | } |
| 1867 | #endif |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1868 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 1869 | if (unlikely(status & 0x1)) { |
Eilon Greenstein | 1cf167f | 2009-01-14 21:22:18 -0800 | [diff] [blame] | 1870 | queue_delayed_work(bnx2x_wq, &bp->sp_task, 0); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1871 | |
| 1872 | status &= ~0x1; |
| 1873 | if (!status) |
| 1874 | return IRQ_HANDLED; |
| 1875 | } |
| 1876 | |
Vladislav Zolotarov | cdaa7cb | 2010-04-19 01:13:57 +0000 | [diff] [blame] | 1877 | if (unlikely(status)) |
| 1878 | DP(NETIF_MSG_INTR, "got an unknown interrupt! (status 0x%x)\n", |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 1879 | status); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1880 | |
| 1881 | return IRQ_HANDLED; |
| 1882 | } |
| 1883 | |
| 1884 | /* end of fast path */ |
| 1885 | |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 1886 | static void bnx2x_stats_handle(struct bnx2x *bp, enum bnx2x_stats_event event); |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 1887 | |
| 1888 | /* Link */ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1889 | |
| 1890 | /* |
| 1891 | * General service functions |
| 1892 | */ |
| 1893 | |
Yitchak Gertner | 4a37fb6 | 2008-08-13 15:50:23 -0700 | [diff] [blame] | 1894 | static int bnx2x_acquire_hw_lock(struct bnx2x *bp, u32 resource) |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 1895 | { |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 1896 | u32 lock_status; |
| 1897 | u32 resource_bit = (1 << resource); |
Yitchak Gertner | 4a37fb6 | 2008-08-13 15:50:23 -0700 | [diff] [blame] | 1898 | int func = BP_FUNC(bp); |
| 1899 | u32 hw_lock_control_reg; |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 1900 | int cnt; |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 1901 | |
| 1902 | /* Validating that the resource is within range */ |
| 1903 | if (resource > HW_LOCK_MAX_RESOURCE_VALUE) { |
| 1904 | DP(NETIF_MSG_HW, |
| 1905 | "resource(0x%x) > HW_LOCK_MAX_RESOURCE_VALUE(0x%x)\n", |
| 1906 | resource, HW_LOCK_MAX_RESOURCE_VALUE); |
| 1907 | return -EINVAL; |
| 1908 | } |
| 1909 | |
Yitchak Gertner | 4a37fb6 | 2008-08-13 15:50:23 -0700 | [diff] [blame] | 1910 | if (func <= 5) { |
| 1911 | hw_lock_control_reg = (MISC_REG_DRIVER_CONTROL_1 + func*8); |
| 1912 | } else { |
| 1913 | hw_lock_control_reg = |
| 1914 | (MISC_REG_DRIVER_CONTROL_7 + (func - 6)*8); |
| 1915 | } |
| 1916 | |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 1917 | /* Validating that the resource is not already taken */ |
Yitchak Gertner | 4a37fb6 | 2008-08-13 15:50:23 -0700 | [diff] [blame] | 1918 | lock_status = REG_RD(bp, hw_lock_control_reg); |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 1919 | if (lock_status & resource_bit) { |
| 1920 | DP(NETIF_MSG_HW, "lock_status 0x%x resource_bit 0x%x\n", |
| 1921 | lock_status, resource_bit); |
| 1922 | return -EEXIST; |
| 1923 | } |
| 1924 | |
Eilon Greenstein | 46230476b | 2008-08-25 15:23:30 -0700 | [diff] [blame] | 1925 | /* Try for 5 second every 5ms */ |
| 1926 | for (cnt = 0; cnt < 1000; cnt++) { |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 1927 | /* Try to acquire the lock */ |
Yitchak Gertner | 4a37fb6 | 2008-08-13 15:50:23 -0700 | [diff] [blame] | 1928 | REG_WR(bp, hw_lock_control_reg + 4, resource_bit); |
| 1929 | lock_status = REG_RD(bp, hw_lock_control_reg); |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 1930 | if (lock_status & resource_bit) |
| 1931 | return 0; |
| 1932 | |
| 1933 | msleep(5); |
| 1934 | } |
| 1935 | DP(NETIF_MSG_HW, "Timeout\n"); |
| 1936 | return -EAGAIN; |
| 1937 | } |
| 1938 | |
Yitchak Gertner | 4a37fb6 | 2008-08-13 15:50:23 -0700 | [diff] [blame] | 1939 | static int bnx2x_release_hw_lock(struct bnx2x *bp, u32 resource) |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 1940 | { |
| 1941 | u32 lock_status; |
| 1942 | u32 resource_bit = (1 << resource); |
Yitchak Gertner | 4a37fb6 | 2008-08-13 15:50:23 -0700 | [diff] [blame] | 1943 | int func = BP_FUNC(bp); |
| 1944 | u32 hw_lock_control_reg; |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 1945 | |
Vladislav Zolotarov | 72fd071 | 2010-04-19 01:13:12 +0000 | [diff] [blame] | 1946 | DP(NETIF_MSG_HW, "Releasing a lock on resource %d\n", resource); |
| 1947 | |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 1948 | /* Validating that the resource is within range */ |
| 1949 | if (resource > HW_LOCK_MAX_RESOURCE_VALUE) { |
| 1950 | DP(NETIF_MSG_HW, |
| 1951 | "resource(0x%x) > HW_LOCK_MAX_RESOURCE_VALUE(0x%x)\n", |
| 1952 | resource, HW_LOCK_MAX_RESOURCE_VALUE); |
| 1953 | return -EINVAL; |
| 1954 | } |
| 1955 | |
Yitchak Gertner | 4a37fb6 | 2008-08-13 15:50:23 -0700 | [diff] [blame] | 1956 | if (func <= 5) { |
| 1957 | hw_lock_control_reg = (MISC_REG_DRIVER_CONTROL_1 + func*8); |
| 1958 | } else { |
| 1959 | hw_lock_control_reg = |
| 1960 | (MISC_REG_DRIVER_CONTROL_7 + (func - 6)*8); |
| 1961 | } |
| 1962 | |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 1963 | /* Validating that the resource is currently taken */ |
Yitchak Gertner | 4a37fb6 | 2008-08-13 15:50:23 -0700 | [diff] [blame] | 1964 | lock_status = REG_RD(bp, hw_lock_control_reg); |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 1965 | if (!(lock_status & resource_bit)) { |
| 1966 | DP(NETIF_MSG_HW, "lock_status 0x%x resource_bit 0x%x\n", |
| 1967 | lock_status, resource_bit); |
| 1968 | return -EFAULT; |
| 1969 | } |
| 1970 | |
Yitchak Gertner | 4a37fb6 | 2008-08-13 15:50:23 -0700 | [diff] [blame] | 1971 | REG_WR(bp, hw_lock_control_reg, resource_bit); |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 1972 | return 0; |
| 1973 | } |
| 1974 | |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 1975 | /* HW Lock for shared dual port PHYs */ |
Yitchak Gertner | 4a37fb6 | 2008-08-13 15:50:23 -0700 | [diff] [blame] | 1976 | static void bnx2x_acquire_phy_lock(struct bnx2x *bp) |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 1977 | { |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 1978 | mutex_lock(&bp->port.phy_mutex); |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 1979 | |
Eilon Greenstein | 46c6a67 | 2009-02-12 08:36:58 +0000 | [diff] [blame] | 1980 | if (bp->port.need_hw_lock) |
| 1981 | bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_MDIO); |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 1982 | } |
| 1983 | |
Yitchak Gertner | 4a37fb6 | 2008-08-13 15:50:23 -0700 | [diff] [blame] | 1984 | static void bnx2x_release_phy_lock(struct bnx2x *bp) |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 1985 | { |
Eilon Greenstein | 46c6a67 | 2009-02-12 08:36:58 +0000 | [diff] [blame] | 1986 | if (bp->port.need_hw_lock) |
| 1987 | bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_MDIO); |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 1988 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 1989 | mutex_unlock(&bp->port.phy_mutex); |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 1990 | } |
| 1991 | |
Eilon Greenstein | 4acac6a | 2009-02-12 08:36:52 +0000 | [diff] [blame] | 1992 | int bnx2x_get_gpio(struct bnx2x *bp, int gpio_num, u8 port) |
| 1993 | { |
| 1994 | /* The GPIO should be swapped if swap register is set and active */ |
| 1995 | int gpio_port = (REG_RD(bp, NIG_REG_PORT_SWAP) && |
| 1996 | REG_RD(bp, NIG_REG_STRAP_OVERRIDE)) ^ port; |
| 1997 | int gpio_shift = gpio_num + |
| 1998 | (gpio_port ? MISC_REGISTERS_GPIO_PORT_SHIFT : 0); |
| 1999 | u32 gpio_mask = (1 << gpio_shift); |
| 2000 | u32 gpio_reg; |
| 2001 | int value; |
| 2002 | |
| 2003 | if (gpio_num > MISC_REGISTERS_GPIO_3) { |
| 2004 | BNX2X_ERR("Invalid GPIO %d\n", gpio_num); |
| 2005 | return -EINVAL; |
| 2006 | } |
| 2007 | |
| 2008 | /* read GPIO value */ |
| 2009 | gpio_reg = REG_RD(bp, MISC_REG_GPIO); |
| 2010 | |
| 2011 | /* get the requested pin value */ |
| 2012 | if ((gpio_reg & gpio_mask) == gpio_mask) |
| 2013 | value = 1; |
| 2014 | else |
| 2015 | value = 0; |
| 2016 | |
| 2017 | DP(NETIF_MSG_LINK, "pin %d value 0x%x\n", gpio_num, value); |
| 2018 | |
| 2019 | return value; |
| 2020 | } |
| 2021 | |
Eilon Greenstein | 17de50b | 2008-08-13 15:56:59 -0700 | [diff] [blame] | 2022 | int bnx2x_set_gpio(struct bnx2x *bp, int gpio_num, u32 mode, u8 port) |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 2023 | { |
| 2024 | /* The GPIO should be swapped if swap register is set and active */ |
| 2025 | int gpio_port = (REG_RD(bp, NIG_REG_PORT_SWAP) && |
Eilon Greenstein | 17de50b | 2008-08-13 15:56:59 -0700 | [diff] [blame] | 2026 | REG_RD(bp, NIG_REG_STRAP_OVERRIDE)) ^ port; |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 2027 | int gpio_shift = gpio_num + |
| 2028 | (gpio_port ? MISC_REGISTERS_GPIO_PORT_SHIFT : 0); |
| 2029 | u32 gpio_mask = (1 << gpio_shift); |
| 2030 | u32 gpio_reg; |
| 2031 | |
| 2032 | if (gpio_num > MISC_REGISTERS_GPIO_3) { |
| 2033 | BNX2X_ERR("Invalid GPIO %d\n", gpio_num); |
| 2034 | return -EINVAL; |
| 2035 | } |
| 2036 | |
Yitchak Gertner | 4a37fb6 | 2008-08-13 15:50:23 -0700 | [diff] [blame] | 2037 | bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_GPIO); |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 2038 | /* read GPIO and mask except the float bits */ |
| 2039 | gpio_reg = (REG_RD(bp, MISC_REG_GPIO) & MISC_REGISTERS_GPIO_FLOAT); |
| 2040 | |
| 2041 | switch (mode) { |
| 2042 | case MISC_REGISTERS_GPIO_OUTPUT_LOW: |
| 2043 | DP(NETIF_MSG_LINK, "Set GPIO %d (shift %d) -> output low\n", |
| 2044 | gpio_num, gpio_shift); |
| 2045 | /* clear FLOAT and set CLR */ |
| 2046 | gpio_reg &= ~(gpio_mask << MISC_REGISTERS_GPIO_FLOAT_POS); |
| 2047 | gpio_reg |= (gpio_mask << MISC_REGISTERS_GPIO_CLR_POS); |
| 2048 | break; |
| 2049 | |
| 2050 | case MISC_REGISTERS_GPIO_OUTPUT_HIGH: |
| 2051 | DP(NETIF_MSG_LINK, "Set GPIO %d (shift %d) -> output high\n", |
| 2052 | gpio_num, gpio_shift); |
| 2053 | /* clear FLOAT and set SET */ |
| 2054 | gpio_reg &= ~(gpio_mask << MISC_REGISTERS_GPIO_FLOAT_POS); |
| 2055 | gpio_reg |= (gpio_mask << MISC_REGISTERS_GPIO_SET_POS); |
| 2056 | break; |
| 2057 | |
Eilon Greenstein | 17de50b | 2008-08-13 15:56:59 -0700 | [diff] [blame] | 2058 | case MISC_REGISTERS_GPIO_INPUT_HI_Z: |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 2059 | DP(NETIF_MSG_LINK, "Set GPIO %d (shift %d) -> input\n", |
| 2060 | gpio_num, gpio_shift); |
| 2061 | /* set FLOAT */ |
| 2062 | gpio_reg |= (gpio_mask << MISC_REGISTERS_GPIO_FLOAT_POS); |
| 2063 | break; |
| 2064 | |
| 2065 | default: |
| 2066 | break; |
| 2067 | } |
| 2068 | |
| 2069 | REG_WR(bp, MISC_REG_GPIO, gpio_reg); |
Yitchak Gertner | 4a37fb6 | 2008-08-13 15:50:23 -0700 | [diff] [blame] | 2070 | bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_GPIO); |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 2071 | |
| 2072 | return 0; |
| 2073 | } |
| 2074 | |
Eilon Greenstein | 4acac6a | 2009-02-12 08:36:52 +0000 | [diff] [blame] | 2075 | int bnx2x_set_gpio_int(struct bnx2x *bp, int gpio_num, u32 mode, u8 port) |
| 2076 | { |
| 2077 | /* The GPIO should be swapped if swap register is set and active */ |
| 2078 | int gpio_port = (REG_RD(bp, NIG_REG_PORT_SWAP) && |
| 2079 | REG_RD(bp, NIG_REG_STRAP_OVERRIDE)) ^ port; |
| 2080 | int gpio_shift = gpio_num + |
| 2081 | (gpio_port ? MISC_REGISTERS_GPIO_PORT_SHIFT : 0); |
| 2082 | u32 gpio_mask = (1 << gpio_shift); |
| 2083 | u32 gpio_reg; |
| 2084 | |
| 2085 | if (gpio_num > MISC_REGISTERS_GPIO_3) { |
| 2086 | BNX2X_ERR("Invalid GPIO %d\n", gpio_num); |
| 2087 | return -EINVAL; |
| 2088 | } |
| 2089 | |
| 2090 | bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_GPIO); |
| 2091 | /* read GPIO int */ |
| 2092 | gpio_reg = REG_RD(bp, MISC_REG_GPIO_INT); |
| 2093 | |
| 2094 | switch (mode) { |
| 2095 | case MISC_REGISTERS_GPIO_INT_OUTPUT_CLR: |
| 2096 | DP(NETIF_MSG_LINK, "Clear GPIO INT %d (shift %d) -> " |
| 2097 | "output low\n", gpio_num, gpio_shift); |
| 2098 | /* clear SET and set CLR */ |
| 2099 | gpio_reg &= ~(gpio_mask << MISC_REGISTERS_GPIO_INT_SET_POS); |
| 2100 | gpio_reg |= (gpio_mask << MISC_REGISTERS_GPIO_INT_CLR_POS); |
| 2101 | break; |
| 2102 | |
| 2103 | case MISC_REGISTERS_GPIO_INT_OUTPUT_SET: |
| 2104 | DP(NETIF_MSG_LINK, "Set GPIO INT %d (shift %d) -> " |
| 2105 | "output high\n", gpio_num, gpio_shift); |
| 2106 | /* clear CLR and set SET */ |
| 2107 | gpio_reg &= ~(gpio_mask << MISC_REGISTERS_GPIO_INT_CLR_POS); |
| 2108 | gpio_reg |= (gpio_mask << MISC_REGISTERS_GPIO_INT_SET_POS); |
| 2109 | break; |
| 2110 | |
| 2111 | default: |
| 2112 | break; |
| 2113 | } |
| 2114 | |
| 2115 | REG_WR(bp, MISC_REG_GPIO_INT, gpio_reg); |
| 2116 | bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_GPIO); |
| 2117 | |
| 2118 | return 0; |
| 2119 | } |
| 2120 | |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 2121 | static int bnx2x_set_spio(struct bnx2x *bp, int spio_num, u32 mode) |
| 2122 | { |
| 2123 | u32 spio_mask = (1 << spio_num); |
| 2124 | u32 spio_reg; |
| 2125 | |
| 2126 | if ((spio_num < MISC_REGISTERS_SPIO_4) || |
| 2127 | (spio_num > MISC_REGISTERS_SPIO_7)) { |
| 2128 | BNX2X_ERR("Invalid SPIO %d\n", spio_num); |
| 2129 | return -EINVAL; |
| 2130 | } |
| 2131 | |
Yitchak Gertner | 4a37fb6 | 2008-08-13 15:50:23 -0700 | [diff] [blame] | 2132 | bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_SPIO); |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 2133 | /* read SPIO and mask except the float bits */ |
| 2134 | spio_reg = (REG_RD(bp, MISC_REG_SPIO) & MISC_REGISTERS_SPIO_FLOAT); |
| 2135 | |
| 2136 | switch (mode) { |
Eilon Greenstein | 6378c02 | 2008-08-13 15:59:25 -0700 | [diff] [blame] | 2137 | case MISC_REGISTERS_SPIO_OUTPUT_LOW: |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 2138 | DP(NETIF_MSG_LINK, "Set SPIO %d -> output low\n", spio_num); |
| 2139 | /* clear FLOAT and set CLR */ |
| 2140 | spio_reg &= ~(spio_mask << MISC_REGISTERS_SPIO_FLOAT_POS); |
| 2141 | spio_reg |= (spio_mask << MISC_REGISTERS_SPIO_CLR_POS); |
| 2142 | break; |
| 2143 | |
Eilon Greenstein | 6378c02 | 2008-08-13 15:59:25 -0700 | [diff] [blame] | 2144 | case MISC_REGISTERS_SPIO_OUTPUT_HIGH: |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 2145 | DP(NETIF_MSG_LINK, "Set SPIO %d -> output high\n", spio_num); |
| 2146 | /* clear FLOAT and set SET */ |
| 2147 | spio_reg &= ~(spio_mask << MISC_REGISTERS_SPIO_FLOAT_POS); |
| 2148 | spio_reg |= (spio_mask << MISC_REGISTERS_SPIO_SET_POS); |
| 2149 | break; |
| 2150 | |
| 2151 | case MISC_REGISTERS_SPIO_INPUT_HI_Z: |
| 2152 | DP(NETIF_MSG_LINK, "Set SPIO %d -> input\n", spio_num); |
| 2153 | /* set FLOAT */ |
| 2154 | spio_reg |= (spio_mask << MISC_REGISTERS_SPIO_FLOAT_POS); |
| 2155 | break; |
| 2156 | |
| 2157 | default: |
| 2158 | break; |
| 2159 | } |
| 2160 | |
| 2161 | REG_WR(bp, MISC_REG_SPIO, spio_reg); |
Yitchak Gertner | 4a37fb6 | 2008-08-13 15:50:23 -0700 | [diff] [blame] | 2162 | bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_SPIO); |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 2163 | |
| 2164 | return 0; |
| 2165 | } |
| 2166 | |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 2167 | static void bnx2x_calc_fc_adv(struct bnx2x *bp) |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2168 | { |
Eilon Greenstein | ad33ea3 | 2009-01-14 21:24:57 -0800 | [diff] [blame] | 2169 | switch (bp->link_vars.ieee_fc & |
| 2170 | MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_MASK) { |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 2171 | case MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_NONE: |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 2172 | bp->port.advertising &= ~(ADVERTISED_Asym_Pause | |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 2173 | ADVERTISED_Pause); |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 2174 | break; |
Eilon Greenstein | 356e238 | 2009-02-12 08:38:32 +0000 | [diff] [blame] | 2175 | |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 2176 | case MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH: |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 2177 | bp->port.advertising |= (ADVERTISED_Asym_Pause | |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 2178 | ADVERTISED_Pause); |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 2179 | break; |
Eilon Greenstein | 356e238 | 2009-02-12 08:38:32 +0000 | [diff] [blame] | 2180 | |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 2181 | case MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_ASYMMETRIC: |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 2182 | bp->port.advertising |= ADVERTISED_Asym_Pause; |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 2183 | break; |
Eilon Greenstein | 356e238 | 2009-02-12 08:38:32 +0000 | [diff] [blame] | 2184 | |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 2185 | default: |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 2186 | bp->port.advertising &= ~(ADVERTISED_Asym_Pause | |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 2187 | ADVERTISED_Pause); |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 2188 | break; |
| 2189 | } |
| 2190 | } |
| 2191 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2192 | static void bnx2x_link_report(struct bnx2x *bp) |
| 2193 | { |
Eilon Greenstein | f34d28e | 2009-10-15 00:18:08 -0700 | [diff] [blame] | 2194 | if (bp->flags & MF_FUNC_DIS) { |
Eilon Greenstein | 2691d51 | 2009-08-12 08:22:08 +0000 | [diff] [blame] | 2195 | netif_carrier_off(bp->dev); |
Joe Perches | 7995c64 | 2010-02-17 15:01:52 +0000 | [diff] [blame] | 2196 | netdev_err(bp->dev, "NIC Link is Down\n"); |
Eilon Greenstein | 2691d51 | 2009-08-12 08:22:08 +0000 | [diff] [blame] | 2197 | return; |
| 2198 | } |
| 2199 | |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 2200 | if (bp->link_vars.link_up) { |
Eilon Greenstein | 35c5f8f | 2009-10-15 00:19:05 -0700 | [diff] [blame] | 2201 | u16 line_speed; |
| 2202 | |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 2203 | if (bp->state == BNX2X_STATE_OPEN) |
| 2204 | netif_carrier_on(bp->dev); |
Joe Perches | 7995c64 | 2010-02-17 15:01:52 +0000 | [diff] [blame] | 2205 | netdev_info(bp->dev, "NIC Link is Up, "); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2206 | |
Eilon Greenstein | 35c5f8f | 2009-10-15 00:19:05 -0700 | [diff] [blame] | 2207 | line_speed = bp->link_vars.line_speed; |
| 2208 | if (IS_E1HMF(bp)) { |
| 2209 | u16 vn_max_rate; |
| 2210 | |
| 2211 | vn_max_rate = |
| 2212 | ((bp->mf_config & FUNC_MF_CFG_MAX_BW_MASK) >> |
| 2213 | FUNC_MF_CFG_MAX_BW_SHIFT) * 100; |
| 2214 | if (vn_max_rate < line_speed) |
| 2215 | line_speed = vn_max_rate; |
| 2216 | } |
Joe Perches | 7995c64 | 2010-02-17 15:01:52 +0000 | [diff] [blame] | 2217 | pr_cont("%d Mbps ", line_speed); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2218 | |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 2219 | if (bp->link_vars.duplex == DUPLEX_FULL) |
Joe Perches | 7995c64 | 2010-02-17 15:01:52 +0000 | [diff] [blame] | 2220 | pr_cont("full duplex"); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2221 | else |
Joe Perches | 7995c64 | 2010-02-17 15:01:52 +0000 | [diff] [blame] | 2222 | pr_cont("half duplex"); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2223 | |
David S. Miller | c0700f9 | 2008-12-16 23:53:20 -0800 | [diff] [blame] | 2224 | if (bp->link_vars.flow_ctrl != BNX2X_FLOW_CTRL_NONE) { |
| 2225 | if (bp->link_vars.flow_ctrl & BNX2X_FLOW_CTRL_RX) { |
Joe Perches | 7995c64 | 2010-02-17 15:01:52 +0000 | [diff] [blame] | 2226 | pr_cont(", receive "); |
Eilon Greenstein | 356e238 | 2009-02-12 08:38:32 +0000 | [diff] [blame] | 2227 | if (bp->link_vars.flow_ctrl & |
| 2228 | BNX2X_FLOW_CTRL_TX) |
Joe Perches | 7995c64 | 2010-02-17 15:01:52 +0000 | [diff] [blame] | 2229 | pr_cont("& transmit "); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2230 | } else { |
Joe Perches | 7995c64 | 2010-02-17 15:01:52 +0000 | [diff] [blame] | 2231 | pr_cont(", transmit "); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2232 | } |
Joe Perches | 7995c64 | 2010-02-17 15:01:52 +0000 | [diff] [blame] | 2233 | pr_cont("flow control ON"); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2234 | } |
Joe Perches | 7995c64 | 2010-02-17 15:01:52 +0000 | [diff] [blame] | 2235 | pr_cont("\n"); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2236 | |
| 2237 | } else { /* link_down */ |
| 2238 | netif_carrier_off(bp->dev); |
Joe Perches | 7995c64 | 2010-02-17 15:01:52 +0000 | [diff] [blame] | 2239 | netdev_err(bp->dev, "NIC Link is Down\n"); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2240 | } |
| 2241 | } |
| 2242 | |
Eilon Greenstein | b5bf906 | 2009-02-12 08:38:08 +0000 | [diff] [blame] | 2243 | static u8 bnx2x_initial_phy_init(struct bnx2x *bp, int load_mode) |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2244 | { |
Eilon Greenstein | 19680c4 | 2008-08-13 15:47:33 -0700 | [diff] [blame] | 2245 | if (!BP_NOMCP(bp)) { |
| 2246 | u8 rc; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2247 | |
Eilon Greenstein | 19680c4 | 2008-08-13 15:47:33 -0700 | [diff] [blame] | 2248 | /* Initialize link parameters structure variables */ |
Yaniv Rosner | 8c99e7b | 2008-08-13 15:56:17 -0700 | [diff] [blame] | 2249 | /* It is recommended to turn off RX FC for jumbo frames |
| 2250 | for better performance */ |
Eilon Greenstein | 0c59327 | 2009-08-12 08:22:13 +0000 | [diff] [blame] | 2251 | if (bp->dev->mtu > 5000) |
David S. Miller | c0700f9 | 2008-12-16 23:53:20 -0800 | [diff] [blame] | 2252 | bp->link_params.req_fc_auto_adv = BNX2X_FLOW_CTRL_TX; |
Yaniv Rosner | 8c99e7b | 2008-08-13 15:56:17 -0700 | [diff] [blame] | 2253 | else |
David S. Miller | c0700f9 | 2008-12-16 23:53:20 -0800 | [diff] [blame] | 2254 | bp->link_params.req_fc_auto_adv = BNX2X_FLOW_CTRL_BOTH; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2255 | |
Yitchak Gertner | 4a37fb6 | 2008-08-13 15:50:23 -0700 | [diff] [blame] | 2256 | bnx2x_acquire_phy_lock(bp); |
Eilon Greenstein | b5bf906 | 2009-02-12 08:38:08 +0000 | [diff] [blame] | 2257 | |
| 2258 | if (load_mode == LOAD_DIAG) |
| 2259 | bp->link_params.loopback_mode = LOOPBACK_XGXS_10; |
| 2260 | |
Eilon Greenstein | 19680c4 | 2008-08-13 15:47:33 -0700 | [diff] [blame] | 2261 | rc = bnx2x_phy_init(&bp->link_params, &bp->link_vars); |
Eilon Greenstein | b5bf906 | 2009-02-12 08:38:08 +0000 | [diff] [blame] | 2262 | |
Yitchak Gertner | 4a37fb6 | 2008-08-13 15:50:23 -0700 | [diff] [blame] | 2263 | bnx2x_release_phy_lock(bp); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2264 | |
Eilon Greenstein | 3c96c68 | 2009-01-14 21:25:31 -0800 | [diff] [blame] | 2265 | bnx2x_calc_fc_adv(bp); |
| 2266 | |
Eilon Greenstein | b5bf906 | 2009-02-12 08:38:08 +0000 | [diff] [blame] | 2267 | if (CHIP_REV_IS_SLOW(bp) && bp->link_vars.link_up) { |
| 2268 | bnx2x_stats_handle(bp, STATS_EVENT_LINK_UP); |
Eilon Greenstein | 19680c4 | 2008-08-13 15:47:33 -0700 | [diff] [blame] | 2269 | bnx2x_link_report(bp); |
Eilon Greenstein | b5bf906 | 2009-02-12 08:38:08 +0000 | [diff] [blame] | 2270 | } |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 2271 | |
Eilon Greenstein | 19680c4 | 2008-08-13 15:47:33 -0700 | [diff] [blame] | 2272 | return rc; |
| 2273 | } |
Eilon Greenstein | f537225 | 2009-02-12 08:38:30 +0000 | [diff] [blame] | 2274 | BNX2X_ERR("Bootcode is missing - can not initialize link\n"); |
Eilon Greenstein | 19680c4 | 2008-08-13 15:47:33 -0700 | [diff] [blame] | 2275 | return -EINVAL; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2276 | } |
| 2277 | |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 2278 | static void bnx2x_link_set(struct bnx2x *bp) |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2279 | { |
Eilon Greenstein | 19680c4 | 2008-08-13 15:47:33 -0700 | [diff] [blame] | 2280 | if (!BP_NOMCP(bp)) { |
Yitchak Gertner | 4a37fb6 | 2008-08-13 15:50:23 -0700 | [diff] [blame] | 2281 | bnx2x_acquire_phy_lock(bp); |
Eilon Greenstein | 19680c4 | 2008-08-13 15:47:33 -0700 | [diff] [blame] | 2282 | bnx2x_phy_init(&bp->link_params, &bp->link_vars); |
Yitchak Gertner | 4a37fb6 | 2008-08-13 15:50:23 -0700 | [diff] [blame] | 2283 | bnx2x_release_phy_lock(bp); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2284 | |
Eilon Greenstein | 19680c4 | 2008-08-13 15:47:33 -0700 | [diff] [blame] | 2285 | bnx2x_calc_fc_adv(bp); |
| 2286 | } else |
Eilon Greenstein | f537225 | 2009-02-12 08:38:30 +0000 | [diff] [blame] | 2287 | BNX2X_ERR("Bootcode is missing - can not set link\n"); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2288 | } |
| 2289 | |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 2290 | static void bnx2x__link_reset(struct bnx2x *bp) |
| 2291 | { |
Eilon Greenstein | 19680c4 | 2008-08-13 15:47:33 -0700 | [diff] [blame] | 2292 | if (!BP_NOMCP(bp)) { |
Yitchak Gertner | 4a37fb6 | 2008-08-13 15:50:23 -0700 | [diff] [blame] | 2293 | bnx2x_acquire_phy_lock(bp); |
Eilon Greenstein | 589abe3 | 2009-02-12 08:36:55 +0000 | [diff] [blame] | 2294 | bnx2x_link_reset(&bp->link_params, &bp->link_vars, 1); |
Yitchak Gertner | 4a37fb6 | 2008-08-13 15:50:23 -0700 | [diff] [blame] | 2295 | bnx2x_release_phy_lock(bp); |
Eilon Greenstein | 19680c4 | 2008-08-13 15:47:33 -0700 | [diff] [blame] | 2296 | } else |
Eilon Greenstein | f537225 | 2009-02-12 08:38:30 +0000 | [diff] [blame] | 2297 | BNX2X_ERR("Bootcode is missing - can not reset link\n"); |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 2298 | } |
| 2299 | |
| 2300 | static u8 bnx2x_link_test(struct bnx2x *bp) |
| 2301 | { |
Vladislav Zolotarov | 2145a92 | 2010-04-19 01:13:49 +0000 | [diff] [blame] | 2302 | u8 rc = 0; |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 2303 | |
Vladislav Zolotarov | 2145a92 | 2010-04-19 01:13:49 +0000 | [diff] [blame] | 2304 | if (!BP_NOMCP(bp)) { |
| 2305 | bnx2x_acquire_phy_lock(bp); |
| 2306 | rc = bnx2x_test_link(&bp->link_params, &bp->link_vars); |
| 2307 | bnx2x_release_phy_lock(bp); |
| 2308 | } else |
| 2309 | BNX2X_ERR("Bootcode is missing - can not test link\n"); |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 2310 | |
| 2311 | return rc; |
| 2312 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2313 | |
Eilon Greenstein | 8a1c38d | 2009-02-12 08:36:40 +0000 | [diff] [blame] | 2314 | static void bnx2x_init_port_minmax(struct bnx2x *bp) |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 2315 | { |
Eilon Greenstein | 8a1c38d | 2009-02-12 08:36:40 +0000 | [diff] [blame] | 2316 | u32 r_param = bp->link_vars.line_speed / 8; |
| 2317 | u32 fair_periodic_timeout_usec; |
| 2318 | u32 t_fair; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 2319 | |
Eilon Greenstein | 8a1c38d | 2009-02-12 08:36:40 +0000 | [diff] [blame] | 2320 | memset(&(bp->cmng.rs_vars), 0, |
| 2321 | sizeof(struct rate_shaping_vars_per_port)); |
| 2322 | memset(&(bp->cmng.fair_vars), 0, sizeof(struct fairness_vars_per_port)); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 2323 | |
Eilon Greenstein | 8a1c38d | 2009-02-12 08:36:40 +0000 | [diff] [blame] | 2324 | /* 100 usec in SDM ticks = 25 since each tick is 4 usec */ |
| 2325 | bp->cmng.rs_vars.rs_periodic_timeout = RS_PERIODIC_TIMEOUT_USEC / 4; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 2326 | |
Eilon Greenstein | 8a1c38d | 2009-02-12 08:36:40 +0000 | [diff] [blame] | 2327 | /* this is the threshold below which no timer arming will occur |
| 2328 | 1.25 coefficient is for the threshold to be a little bigger |
| 2329 | than the real time, to compensate for timer in-accuracy */ |
| 2330 | bp->cmng.rs_vars.rs_threshold = |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 2331 | (RS_PERIODIC_TIMEOUT_USEC * r_param * 5) / 4; |
| 2332 | |
Eilon Greenstein | 8a1c38d | 2009-02-12 08:36:40 +0000 | [diff] [blame] | 2333 | /* resolution of fairness timer */ |
| 2334 | fair_periodic_timeout_usec = QM_ARB_BYTES / r_param; |
| 2335 | /* for 10G it is 1000usec. for 1G it is 10000usec. */ |
| 2336 | t_fair = T_FAIR_COEF / bp->link_vars.line_speed; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 2337 | |
Eilon Greenstein | 8a1c38d | 2009-02-12 08:36:40 +0000 | [diff] [blame] | 2338 | /* this is the threshold below which we won't arm the timer anymore */ |
| 2339 | bp->cmng.fair_vars.fair_threshold = QM_ARB_BYTES; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 2340 | |
Eilon Greenstein | 8a1c38d | 2009-02-12 08:36:40 +0000 | [diff] [blame] | 2341 | /* we multiply by 1e3/8 to get bytes/msec. |
| 2342 | We don't want the credits to pass a credit |
| 2343 | of the t_fair*FAIR_MEM (algorithm resolution) */ |
| 2344 | bp->cmng.fair_vars.upper_bound = r_param * t_fair * FAIR_MEM; |
| 2345 | /* since each tick is 4 usec */ |
| 2346 | bp->cmng.fair_vars.fairness_timeout = fair_periodic_timeout_usec / 4; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 2347 | } |
| 2348 | |
Eilon Greenstein | 2691d51 | 2009-08-12 08:22:08 +0000 | [diff] [blame] | 2349 | /* Calculates the sum of vn_min_rates. |
| 2350 | It's needed for further normalizing of the min_rates. |
| 2351 | Returns: |
| 2352 | sum of vn_min_rates. |
| 2353 | or |
| 2354 | 0 - if all the min_rates are 0. |
| 2355 | In the later case fainess algorithm should be deactivated. |
| 2356 | If not all min_rates are zero then those that are zeroes will be set to 1. |
| 2357 | */ |
| 2358 | static void bnx2x_calc_vn_weight_sum(struct bnx2x *bp) |
| 2359 | { |
| 2360 | int all_zero = 1; |
| 2361 | int port = BP_PORT(bp); |
| 2362 | int vn; |
| 2363 | |
| 2364 | bp->vn_weight_sum = 0; |
| 2365 | for (vn = VN_0; vn < E1HVN_MAX; vn++) { |
| 2366 | int func = 2*vn + port; |
| 2367 | u32 vn_cfg = SHMEM_RD(bp, mf_cfg.func_mf_config[func].config); |
| 2368 | u32 vn_min_rate = ((vn_cfg & FUNC_MF_CFG_MIN_BW_MASK) >> |
| 2369 | FUNC_MF_CFG_MIN_BW_SHIFT) * 100; |
| 2370 | |
| 2371 | /* Skip hidden vns */ |
| 2372 | if (vn_cfg & FUNC_MF_CFG_FUNC_HIDE) |
| 2373 | continue; |
| 2374 | |
| 2375 | /* If min rate is zero - set it to 1 */ |
| 2376 | if (!vn_min_rate) |
| 2377 | vn_min_rate = DEF_MIN_RATE; |
| 2378 | else |
| 2379 | all_zero = 0; |
| 2380 | |
| 2381 | bp->vn_weight_sum += vn_min_rate; |
| 2382 | } |
| 2383 | |
| 2384 | /* ... only if all min rates are zeros - disable fairness */ |
Eilon Greenstein | b015e3d | 2009-10-15 00:17:20 -0700 | [diff] [blame] | 2385 | if (all_zero) { |
| 2386 | bp->cmng.flags.cmng_enables &= |
| 2387 | ~CMNG_FLAGS_PER_PORT_FAIRNESS_VN; |
| 2388 | DP(NETIF_MSG_IFUP, "All MIN values are zeroes" |
| 2389 | " fairness will be disabled\n"); |
| 2390 | } else |
| 2391 | bp->cmng.flags.cmng_enables |= |
| 2392 | CMNG_FLAGS_PER_PORT_FAIRNESS_VN; |
Eilon Greenstein | 2691d51 | 2009-08-12 08:22:08 +0000 | [diff] [blame] | 2393 | } |
| 2394 | |
Eilon Greenstein | 8a1c38d | 2009-02-12 08:36:40 +0000 | [diff] [blame] | 2395 | static void bnx2x_init_vn_minmax(struct bnx2x *bp, int func) |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 2396 | { |
| 2397 | struct rate_shaping_vars_per_vn m_rs_vn; |
| 2398 | struct fairness_vars_per_vn m_fair_vn; |
| 2399 | u32 vn_cfg = SHMEM_RD(bp, mf_cfg.func_mf_config[func].config); |
| 2400 | u16 vn_min_rate, vn_max_rate; |
| 2401 | int i; |
| 2402 | |
| 2403 | /* If function is hidden - set min and max to zeroes */ |
| 2404 | if (vn_cfg & FUNC_MF_CFG_FUNC_HIDE) { |
| 2405 | vn_min_rate = 0; |
| 2406 | vn_max_rate = 0; |
| 2407 | |
| 2408 | } else { |
| 2409 | vn_min_rate = ((vn_cfg & FUNC_MF_CFG_MIN_BW_MASK) >> |
| 2410 | FUNC_MF_CFG_MIN_BW_SHIFT) * 100; |
Eilon Greenstein | b015e3d | 2009-10-15 00:17:20 -0700 | [diff] [blame] | 2411 | /* If min rate is zero - set it to 1 */ |
| 2412 | if (!vn_min_rate) |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 2413 | vn_min_rate = DEF_MIN_RATE; |
| 2414 | vn_max_rate = ((vn_cfg & FUNC_MF_CFG_MAX_BW_MASK) >> |
| 2415 | FUNC_MF_CFG_MAX_BW_SHIFT) * 100; |
| 2416 | } |
Eilon Greenstein | 8a1c38d | 2009-02-12 08:36:40 +0000 | [diff] [blame] | 2417 | DP(NETIF_MSG_IFUP, |
Eilon Greenstein | b015e3d | 2009-10-15 00:17:20 -0700 | [diff] [blame] | 2418 | "func %d: vn_min_rate %d vn_max_rate %d vn_weight_sum %d\n", |
Eilon Greenstein | 8a1c38d | 2009-02-12 08:36:40 +0000 | [diff] [blame] | 2419 | func, vn_min_rate, vn_max_rate, bp->vn_weight_sum); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 2420 | |
| 2421 | memset(&m_rs_vn, 0, sizeof(struct rate_shaping_vars_per_vn)); |
| 2422 | memset(&m_fair_vn, 0, sizeof(struct fairness_vars_per_vn)); |
| 2423 | |
| 2424 | /* global vn counter - maximal Mbps for this vn */ |
| 2425 | m_rs_vn.vn_counter.rate = vn_max_rate; |
| 2426 | |
| 2427 | /* quota - number of bytes transmitted in this period */ |
| 2428 | m_rs_vn.vn_counter.quota = |
| 2429 | (vn_max_rate * RS_PERIODIC_TIMEOUT_USEC) / 8; |
| 2430 | |
Eilon Greenstein | 8a1c38d | 2009-02-12 08:36:40 +0000 | [diff] [blame] | 2431 | if (bp->vn_weight_sum) { |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 2432 | /* credit for each period of the fairness algorithm: |
| 2433 | number of bytes in T_FAIR (the vn share the port rate). |
Eilon Greenstein | 8a1c38d | 2009-02-12 08:36:40 +0000 | [diff] [blame] | 2434 | vn_weight_sum should not be larger than 10000, thus |
| 2435 | T_FAIR_COEF / (8 * vn_weight_sum) will always be greater |
| 2436 | than zero */ |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 2437 | m_fair_vn.vn_credit_delta = |
Vladislav Zolotarov | cdaa7cb | 2010-04-19 01:13:57 +0000 | [diff] [blame] | 2438 | max_t(u32, (vn_min_rate * (T_FAIR_COEF / |
| 2439 | (8 * bp->vn_weight_sum))), |
| 2440 | (bp->cmng.fair_vars.fair_threshold * 2)); |
| 2441 | DP(NETIF_MSG_IFUP, "m_fair_vn.vn_credit_delta %d\n", |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 2442 | m_fair_vn.vn_credit_delta); |
| 2443 | } |
| 2444 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 2445 | /* Store it to internal memory */ |
| 2446 | for (i = 0; i < sizeof(struct rate_shaping_vars_per_vn)/4; i++) |
| 2447 | REG_WR(bp, BAR_XSTRORM_INTMEM + |
| 2448 | XSTORM_RATE_SHAPING_PER_VN_VARS_OFFSET(func) + i * 4, |
| 2449 | ((u32 *)(&m_rs_vn))[i]); |
| 2450 | |
| 2451 | for (i = 0; i < sizeof(struct fairness_vars_per_vn)/4; i++) |
| 2452 | REG_WR(bp, BAR_XSTRORM_INTMEM + |
| 2453 | XSTORM_FAIRNESS_PER_VN_VARS_OFFSET(func) + i * 4, |
| 2454 | ((u32 *)(&m_fair_vn))[i]); |
| 2455 | } |
| 2456 | |
Eilon Greenstein | 8a1c38d | 2009-02-12 08:36:40 +0000 | [diff] [blame] | 2457 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2458 | /* This function is called upon link interrupt */ |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 2459 | static void bnx2x_link_attn(struct bnx2x *bp) |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2460 | { |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 2461 | /* Make sure that we are synced with the current statistics */ |
| 2462 | bnx2x_stats_handle(bp, STATS_EVENT_STOP); |
| 2463 | |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 2464 | bnx2x_link_update(&bp->link_params, &bp->link_vars); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2465 | |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 2466 | if (bp->link_vars.link_up) { |
| 2467 | |
Eilon Greenstein | 1c06328 | 2009-02-12 08:36:43 +0000 | [diff] [blame] | 2468 | /* dropless flow control */ |
Eilon Greenstein | a18f512 | 2009-08-12 08:23:26 +0000 | [diff] [blame] | 2469 | if (CHIP_IS_E1H(bp) && bp->dropless_fc) { |
Eilon Greenstein | 1c06328 | 2009-02-12 08:36:43 +0000 | [diff] [blame] | 2470 | int port = BP_PORT(bp); |
| 2471 | u32 pause_enabled = 0; |
| 2472 | |
| 2473 | if (bp->link_vars.flow_ctrl & BNX2X_FLOW_CTRL_TX) |
| 2474 | pause_enabled = 1; |
| 2475 | |
| 2476 | REG_WR(bp, BAR_USTRORM_INTMEM + |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 2477 | USTORM_ETH_PAUSE_ENABLED_OFFSET(port), |
Eilon Greenstein | 1c06328 | 2009-02-12 08:36:43 +0000 | [diff] [blame] | 2478 | pause_enabled); |
| 2479 | } |
| 2480 | |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 2481 | if (bp->link_vars.mac_type == MAC_TYPE_BMAC) { |
| 2482 | struct host_port_stats *pstats; |
| 2483 | |
| 2484 | pstats = bnx2x_sp(bp, port_stats); |
| 2485 | /* reset old bmac stats */ |
| 2486 | memset(&(pstats->mac_stx[0]), 0, |
| 2487 | sizeof(struct mac_stx)); |
| 2488 | } |
Eilon Greenstein | f34d28e | 2009-10-15 00:18:08 -0700 | [diff] [blame] | 2489 | if (bp->state == BNX2X_STATE_OPEN) |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 2490 | bnx2x_stats_handle(bp, STATS_EVENT_LINK_UP); |
| 2491 | } |
| 2492 | |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 2493 | /* indicate link status */ |
| 2494 | bnx2x_link_report(bp); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 2495 | |
| 2496 | if (IS_E1HMF(bp)) { |
Eilon Greenstein | 8a1c38d | 2009-02-12 08:36:40 +0000 | [diff] [blame] | 2497 | int port = BP_PORT(bp); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 2498 | int func; |
Eilon Greenstein | 8a1c38d | 2009-02-12 08:36:40 +0000 | [diff] [blame] | 2499 | int vn; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 2500 | |
Eilon Greenstein | ab6ad5a | 2009-08-12 08:24:29 +0000 | [diff] [blame] | 2501 | /* Set the attention towards other drivers on the same port */ |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 2502 | for (vn = VN_0; vn < E1HVN_MAX; vn++) { |
| 2503 | if (vn == BP_E1HVN(bp)) |
| 2504 | continue; |
| 2505 | |
Eilon Greenstein | 8a1c38d | 2009-02-12 08:36:40 +0000 | [diff] [blame] | 2506 | func = ((vn << 1) | port); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 2507 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_0 + |
| 2508 | (LINK_SYNC_ATTENTION_BIT_FUNC_0 + func)*4, 1); |
| 2509 | } |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 2510 | |
Eilon Greenstein | 8a1c38d | 2009-02-12 08:36:40 +0000 | [diff] [blame] | 2511 | if (bp->link_vars.link_up) { |
| 2512 | int i; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 2513 | |
Eilon Greenstein | 8a1c38d | 2009-02-12 08:36:40 +0000 | [diff] [blame] | 2514 | /* Init rate shaping and fairness contexts */ |
| 2515 | bnx2x_init_port_minmax(bp); |
| 2516 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 2517 | for (vn = VN_0; vn < E1HVN_MAX; vn++) |
Eilon Greenstein | 8a1c38d | 2009-02-12 08:36:40 +0000 | [diff] [blame] | 2518 | bnx2x_init_vn_minmax(bp, 2*vn + port); |
| 2519 | |
| 2520 | /* Store it to internal memory */ |
| 2521 | for (i = 0; |
| 2522 | i < sizeof(struct cmng_struct_per_port) / 4; i++) |
| 2523 | REG_WR(bp, BAR_XSTRORM_INTMEM + |
| 2524 | XSTORM_CMNG_PER_PORT_VARS_OFFSET(port) + i*4, |
| 2525 | ((u32 *)(&bp->cmng))[i]); |
| 2526 | } |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 2527 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2528 | } |
| 2529 | |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 2530 | static void bnx2x__link_status_update(struct bnx2x *bp) |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2531 | { |
Eilon Greenstein | f34d28e | 2009-10-15 00:18:08 -0700 | [diff] [blame] | 2532 | if ((bp->state != BNX2X_STATE_OPEN) || (bp->flags & MF_FUNC_DIS)) |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 2533 | return; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2534 | |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 2535 | bnx2x_link_status_update(&bp->link_params, &bp->link_vars); |
| 2536 | |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 2537 | if (bp->link_vars.link_up) |
| 2538 | bnx2x_stats_handle(bp, STATS_EVENT_LINK_UP); |
| 2539 | else |
| 2540 | bnx2x_stats_handle(bp, STATS_EVENT_STOP); |
| 2541 | |
Eilon Greenstein | 2691d51 | 2009-08-12 08:22:08 +0000 | [diff] [blame] | 2542 | bnx2x_calc_vn_weight_sum(bp); |
| 2543 | |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 2544 | /* indicate link status */ |
| 2545 | bnx2x_link_report(bp); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2546 | } |
| 2547 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 2548 | static void bnx2x_pmf_update(struct bnx2x *bp) |
| 2549 | { |
| 2550 | int port = BP_PORT(bp); |
| 2551 | u32 val; |
| 2552 | |
| 2553 | bp->port.pmf = 1; |
| 2554 | DP(NETIF_MSG_LINK, "pmf %d\n", bp->port.pmf); |
| 2555 | |
| 2556 | /* enable nig attention */ |
| 2557 | val = (0xff0f | (1 << (BP_E1HVN(bp) + 4))); |
| 2558 | REG_WR(bp, HC_REG_TRAILING_EDGE_0 + port*8, val); |
| 2559 | REG_WR(bp, HC_REG_LEADING_EDGE_0 + port*8, val); |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 2560 | |
| 2561 | bnx2x_stats_handle(bp, STATS_EVENT_PMF); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 2562 | } |
| 2563 | |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 2564 | /* end of Link */ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2565 | |
| 2566 | /* slow path */ |
| 2567 | |
| 2568 | /* |
| 2569 | * General service functions |
| 2570 | */ |
| 2571 | |
Eilon Greenstein | 2691d51 | 2009-08-12 08:22:08 +0000 | [diff] [blame] | 2572 | /* send the MCP a request, block until there is a reply */ |
| 2573 | u32 bnx2x_fw_command(struct bnx2x *bp, u32 command) |
| 2574 | { |
| 2575 | int func = BP_FUNC(bp); |
| 2576 | u32 seq = ++bp->fw_seq; |
| 2577 | u32 rc = 0; |
| 2578 | u32 cnt = 1; |
| 2579 | u8 delay = CHIP_REV_IS_SLOW(bp) ? 100 : 10; |
| 2580 | |
Eilon Greenstein | c4ff7cb | 2009-10-15 00:18:27 -0700 | [diff] [blame] | 2581 | mutex_lock(&bp->fw_mb_mutex); |
Eilon Greenstein | 2691d51 | 2009-08-12 08:22:08 +0000 | [diff] [blame] | 2582 | SHMEM_WR(bp, func_mb[func].drv_mb_header, (command | seq)); |
| 2583 | DP(BNX2X_MSG_MCP, "wrote command (%x) to FW MB\n", (command | seq)); |
| 2584 | |
| 2585 | do { |
| 2586 | /* let the FW do it's magic ... */ |
| 2587 | msleep(delay); |
| 2588 | |
| 2589 | rc = SHMEM_RD(bp, func_mb[func].fw_mb_header); |
| 2590 | |
Eilon Greenstein | c4ff7cb | 2009-10-15 00:18:27 -0700 | [diff] [blame] | 2591 | /* Give the FW up to 5 second (500*10ms) */ |
| 2592 | } while ((seq != (rc & FW_MSG_SEQ_NUMBER_MASK)) && (cnt++ < 500)); |
Eilon Greenstein | 2691d51 | 2009-08-12 08:22:08 +0000 | [diff] [blame] | 2593 | |
| 2594 | DP(BNX2X_MSG_MCP, "[after %d ms] read (%x) seq is (%x) from FW MB\n", |
| 2595 | cnt*delay, rc, seq); |
| 2596 | |
| 2597 | /* is this a reply to our command? */ |
| 2598 | if (seq == (rc & FW_MSG_SEQ_NUMBER_MASK)) |
| 2599 | rc &= FW_MSG_CODE_MASK; |
| 2600 | else { |
| 2601 | /* FW BUG! */ |
| 2602 | BNX2X_ERR("FW failed to respond!\n"); |
| 2603 | bnx2x_fw_dump(bp); |
| 2604 | rc = 0; |
| 2605 | } |
Eilon Greenstein | c4ff7cb | 2009-10-15 00:18:27 -0700 | [diff] [blame] | 2606 | mutex_unlock(&bp->fw_mb_mutex); |
Eilon Greenstein | 2691d51 | 2009-08-12 08:22:08 +0000 | [diff] [blame] | 2607 | |
| 2608 | return rc; |
| 2609 | } |
| 2610 | |
Michael Chan | e665bfd | 2009-10-10 13:46:54 +0000 | [diff] [blame] | 2611 | static void bnx2x_set_eth_mac_addr_e1h(struct bnx2x *bp, int set); |
Eilon Greenstein | 2691d51 | 2009-08-12 08:22:08 +0000 | [diff] [blame] | 2612 | static void bnx2x_set_rx_mode(struct net_device *dev); |
| 2613 | |
| 2614 | static void bnx2x_e1h_disable(struct bnx2x *bp) |
| 2615 | { |
| 2616 | int port = BP_PORT(bp); |
Eilon Greenstein | 2691d51 | 2009-08-12 08:22:08 +0000 | [diff] [blame] | 2617 | |
| 2618 | netif_tx_disable(bp->dev); |
Eilon Greenstein | 2691d51 | 2009-08-12 08:22:08 +0000 | [diff] [blame] | 2619 | |
| 2620 | REG_WR(bp, NIG_REG_LLH0_FUNC_EN + port*8, 0); |
| 2621 | |
Eilon Greenstein | 2691d51 | 2009-08-12 08:22:08 +0000 | [diff] [blame] | 2622 | netif_carrier_off(bp->dev); |
| 2623 | } |
| 2624 | |
| 2625 | static void bnx2x_e1h_enable(struct bnx2x *bp) |
| 2626 | { |
| 2627 | int port = BP_PORT(bp); |
| 2628 | |
| 2629 | REG_WR(bp, NIG_REG_LLH0_FUNC_EN + port*8, 1); |
| 2630 | |
Eilon Greenstein | 2691d51 | 2009-08-12 08:22:08 +0000 | [diff] [blame] | 2631 | /* Tx queue should be only reenabled */ |
| 2632 | netif_tx_wake_all_queues(bp->dev); |
| 2633 | |
Eilon Greenstein | 061bc70 | 2009-10-15 00:18:47 -0700 | [diff] [blame] | 2634 | /* |
| 2635 | * Should not call netif_carrier_on since it will be called if the link |
| 2636 | * is up when checking for link state |
| 2637 | */ |
Eilon Greenstein | 2691d51 | 2009-08-12 08:22:08 +0000 | [diff] [blame] | 2638 | } |
| 2639 | |
| 2640 | static void bnx2x_update_min_max(struct bnx2x *bp) |
| 2641 | { |
| 2642 | int port = BP_PORT(bp); |
| 2643 | int vn, i; |
| 2644 | |
| 2645 | /* Init rate shaping and fairness contexts */ |
| 2646 | bnx2x_init_port_minmax(bp); |
| 2647 | |
| 2648 | bnx2x_calc_vn_weight_sum(bp); |
| 2649 | |
| 2650 | for (vn = VN_0; vn < E1HVN_MAX; vn++) |
| 2651 | bnx2x_init_vn_minmax(bp, 2*vn + port); |
| 2652 | |
| 2653 | if (bp->port.pmf) { |
| 2654 | int func; |
| 2655 | |
| 2656 | /* Set the attention towards other drivers on the same port */ |
| 2657 | for (vn = VN_0; vn < E1HVN_MAX; vn++) { |
| 2658 | if (vn == BP_E1HVN(bp)) |
| 2659 | continue; |
| 2660 | |
| 2661 | func = ((vn << 1) | port); |
| 2662 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_0 + |
| 2663 | (LINK_SYNC_ATTENTION_BIT_FUNC_0 + func)*4, 1); |
| 2664 | } |
| 2665 | |
| 2666 | /* Store it to internal memory */ |
| 2667 | for (i = 0; i < sizeof(struct cmng_struct_per_port) / 4; i++) |
| 2668 | REG_WR(bp, BAR_XSTRORM_INTMEM + |
| 2669 | XSTORM_CMNG_PER_PORT_VARS_OFFSET(port) + i*4, |
| 2670 | ((u32 *)(&bp->cmng))[i]); |
| 2671 | } |
| 2672 | } |
| 2673 | |
| 2674 | static void bnx2x_dcc_event(struct bnx2x *bp, u32 dcc_event) |
| 2675 | { |
Eilon Greenstein | 2691d51 | 2009-08-12 08:22:08 +0000 | [diff] [blame] | 2676 | DP(BNX2X_MSG_MCP, "dcc_event 0x%x\n", dcc_event); |
Eilon Greenstein | 2691d51 | 2009-08-12 08:22:08 +0000 | [diff] [blame] | 2677 | |
| 2678 | if (dcc_event & DRV_STATUS_DCC_DISABLE_ENABLE_PF) { |
| 2679 | |
Eilon Greenstein | f34d28e | 2009-10-15 00:18:08 -0700 | [diff] [blame] | 2680 | /* |
| 2681 | * This is the only place besides the function initialization |
| 2682 | * where the bp->flags can change so it is done without any |
| 2683 | * locks |
| 2684 | */ |
Eilon Greenstein | 2691d51 | 2009-08-12 08:22:08 +0000 | [diff] [blame] | 2685 | if (bp->mf_config & FUNC_MF_CFG_FUNC_DISABLED) { |
| 2686 | DP(NETIF_MSG_IFDOWN, "mf_cfg function disabled\n"); |
Eilon Greenstein | f34d28e | 2009-10-15 00:18:08 -0700 | [diff] [blame] | 2687 | bp->flags |= MF_FUNC_DIS; |
Eilon Greenstein | 2691d51 | 2009-08-12 08:22:08 +0000 | [diff] [blame] | 2688 | |
| 2689 | bnx2x_e1h_disable(bp); |
| 2690 | } else { |
| 2691 | DP(NETIF_MSG_IFUP, "mf_cfg function enabled\n"); |
Eilon Greenstein | f34d28e | 2009-10-15 00:18:08 -0700 | [diff] [blame] | 2692 | bp->flags &= ~MF_FUNC_DIS; |
Eilon Greenstein | 2691d51 | 2009-08-12 08:22:08 +0000 | [diff] [blame] | 2693 | |
| 2694 | bnx2x_e1h_enable(bp); |
| 2695 | } |
| 2696 | dcc_event &= ~DRV_STATUS_DCC_DISABLE_ENABLE_PF; |
| 2697 | } |
| 2698 | if (dcc_event & DRV_STATUS_DCC_BANDWIDTH_ALLOCATION) { |
| 2699 | |
| 2700 | bnx2x_update_min_max(bp); |
| 2701 | dcc_event &= ~DRV_STATUS_DCC_BANDWIDTH_ALLOCATION; |
| 2702 | } |
| 2703 | |
| 2704 | /* Report results to MCP */ |
| 2705 | if (dcc_event) |
| 2706 | bnx2x_fw_command(bp, DRV_MSG_CODE_DCC_FAILURE); |
| 2707 | else |
| 2708 | bnx2x_fw_command(bp, DRV_MSG_CODE_DCC_OK); |
| 2709 | } |
| 2710 | |
Michael Chan | 2891290 | 2009-10-10 13:46:53 +0000 | [diff] [blame] | 2711 | /* must be called under the spq lock */ |
| 2712 | static inline struct eth_spe *bnx2x_sp_get_next(struct bnx2x *bp) |
| 2713 | { |
| 2714 | struct eth_spe *next_spe = bp->spq_prod_bd; |
| 2715 | |
| 2716 | if (bp->spq_prod_bd == bp->spq_last_bd) { |
| 2717 | bp->spq_prod_bd = bp->spq; |
| 2718 | bp->spq_prod_idx = 0; |
| 2719 | DP(NETIF_MSG_TIMER, "end of spq\n"); |
| 2720 | } else { |
| 2721 | bp->spq_prod_bd++; |
| 2722 | bp->spq_prod_idx++; |
| 2723 | } |
| 2724 | return next_spe; |
| 2725 | } |
| 2726 | |
| 2727 | /* must be called under the spq lock */ |
| 2728 | static inline void bnx2x_sp_prod_update(struct bnx2x *bp) |
| 2729 | { |
| 2730 | int func = BP_FUNC(bp); |
| 2731 | |
| 2732 | /* Make sure that BD data is updated before writing the producer */ |
| 2733 | wmb(); |
| 2734 | |
| 2735 | REG_WR(bp, BAR_XSTRORM_INTMEM + XSTORM_SPQ_PROD_OFFSET(func), |
| 2736 | bp->spq_prod_idx); |
| 2737 | mmiowb(); |
| 2738 | } |
| 2739 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2740 | /* the slow path queue is odd since completions arrive on the fastpath ring */ |
| 2741 | static int bnx2x_sp_post(struct bnx2x *bp, int command, int cid, |
| 2742 | u32 data_hi, u32 data_lo, int common) |
| 2743 | { |
Michael Chan | 2891290 | 2009-10-10 13:46:53 +0000 | [diff] [blame] | 2744 | struct eth_spe *spe; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2745 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2746 | #ifdef BNX2X_STOP_ON_ERROR |
| 2747 | if (unlikely(bp->panic)) |
| 2748 | return -EIO; |
| 2749 | #endif |
| 2750 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 2751 | spin_lock_bh(&bp->spq_lock); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2752 | |
| 2753 | if (!bp->spq_left) { |
| 2754 | BNX2X_ERR("BUG! SPQ ring full!\n"); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 2755 | spin_unlock_bh(&bp->spq_lock); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2756 | bnx2x_panic(); |
| 2757 | return -EBUSY; |
| 2758 | } |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 2759 | |
Michael Chan | 2891290 | 2009-10-10 13:46:53 +0000 | [diff] [blame] | 2760 | spe = bnx2x_sp_get_next(bp); |
| 2761 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2762 | /* CID needs port number to be encoded int it */ |
Michael Chan | 2891290 | 2009-10-10 13:46:53 +0000 | [diff] [blame] | 2763 | spe->hdr.conn_and_cmd_data = |
Vladislav Zolotarov | cdaa7cb | 2010-04-19 01:13:57 +0000 | [diff] [blame] | 2764 | cpu_to_le32((command << SPE_HDR_CMD_ID_SHIFT) | |
| 2765 | HW_CID(bp, cid)); |
Michael Chan | 2891290 | 2009-10-10 13:46:53 +0000 | [diff] [blame] | 2766 | spe->hdr.type = cpu_to_le16(ETH_CONNECTION_TYPE); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2767 | if (common) |
Michael Chan | 2891290 | 2009-10-10 13:46:53 +0000 | [diff] [blame] | 2768 | spe->hdr.type |= |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2769 | cpu_to_le16((1 << SPE_HDR_COMMON_RAMROD_SHIFT)); |
| 2770 | |
Michael Chan | 2891290 | 2009-10-10 13:46:53 +0000 | [diff] [blame] | 2771 | spe->data.mac_config_addr.hi = cpu_to_le32(data_hi); |
| 2772 | spe->data.mac_config_addr.lo = cpu_to_le32(data_lo); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2773 | |
| 2774 | bp->spq_left--; |
| 2775 | |
Vladislav Zolotarov | cdaa7cb | 2010-04-19 01:13:57 +0000 | [diff] [blame] | 2776 | DP(BNX2X_MSG_SP/*NETIF_MSG_TIMER*/, |
| 2777 | "SPQE[%x] (%x:%x) command %d hw_cid %x data (%x:%x) left %x\n", |
| 2778 | bp->spq_prod_idx, (u32)U64_HI(bp->spq_mapping), |
| 2779 | (u32)(U64_LO(bp->spq_mapping) + |
| 2780 | (void *)bp->spq_prod_bd - (void *)bp->spq), command, |
| 2781 | HW_CID(bp, cid), data_hi, data_lo, bp->spq_left); |
| 2782 | |
Michael Chan | 2891290 | 2009-10-10 13:46:53 +0000 | [diff] [blame] | 2783 | bnx2x_sp_prod_update(bp); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 2784 | spin_unlock_bh(&bp->spq_lock); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2785 | return 0; |
| 2786 | } |
| 2787 | |
| 2788 | /* acquire split MCP access lock register */ |
Yitchak Gertner | 4a37fb6 | 2008-08-13 15:50:23 -0700 | [diff] [blame] | 2789 | static int bnx2x_acquire_alr(struct bnx2x *bp) |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2790 | { |
Vladislav Zolotarov | 72fd071 | 2010-04-19 01:13:12 +0000 | [diff] [blame] | 2791 | u32 j, val; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 2792 | int rc = 0; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2793 | |
| 2794 | might_sleep(); |
Vladislav Zolotarov | 72fd071 | 2010-04-19 01:13:12 +0000 | [diff] [blame] | 2795 | for (j = 0; j < 1000; j++) { |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2796 | val = (1UL << 31); |
| 2797 | REG_WR(bp, GRCBASE_MCP + 0x9c, val); |
| 2798 | val = REG_RD(bp, GRCBASE_MCP + 0x9c); |
| 2799 | if (val & (1L << 31)) |
| 2800 | break; |
| 2801 | |
| 2802 | msleep(5); |
| 2803 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2804 | if (!(val & (1L << 31))) { |
Eilon Greenstein | 19680c4 | 2008-08-13 15:47:33 -0700 | [diff] [blame] | 2805 | BNX2X_ERR("Cannot acquire MCP access lock register\n"); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2806 | rc = -EBUSY; |
| 2807 | } |
| 2808 | |
| 2809 | return rc; |
| 2810 | } |
| 2811 | |
Yitchak Gertner | 4a37fb6 | 2008-08-13 15:50:23 -0700 | [diff] [blame] | 2812 | /* release split MCP access lock register */ |
| 2813 | static void bnx2x_release_alr(struct bnx2x *bp) |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2814 | { |
Vladislav Zolotarov | 72fd071 | 2010-04-19 01:13:12 +0000 | [diff] [blame] | 2815 | REG_WR(bp, GRCBASE_MCP + 0x9c, 0); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2816 | } |
| 2817 | |
| 2818 | static inline u16 bnx2x_update_dsb_idx(struct bnx2x *bp) |
| 2819 | { |
| 2820 | struct host_def_status_block *def_sb = bp->def_status_blk; |
| 2821 | u16 rc = 0; |
| 2822 | |
| 2823 | barrier(); /* status block is written to by the chip */ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2824 | if (bp->def_att_idx != def_sb->atten_status_block.attn_bits_index) { |
| 2825 | bp->def_att_idx = def_sb->atten_status_block.attn_bits_index; |
| 2826 | rc |= 1; |
| 2827 | } |
| 2828 | if (bp->def_c_idx != def_sb->c_def_status_block.status_block_index) { |
| 2829 | bp->def_c_idx = def_sb->c_def_status_block.status_block_index; |
| 2830 | rc |= 2; |
| 2831 | } |
| 2832 | if (bp->def_u_idx != def_sb->u_def_status_block.status_block_index) { |
| 2833 | bp->def_u_idx = def_sb->u_def_status_block.status_block_index; |
| 2834 | rc |= 4; |
| 2835 | } |
| 2836 | if (bp->def_x_idx != def_sb->x_def_status_block.status_block_index) { |
| 2837 | bp->def_x_idx = def_sb->x_def_status_block.status_block_index; |
| 2838 | rc |= 8; |
| 2839 | } |
| 2840 | if (bp->def_t_idx != def_sb->t_def_status_block.status_block_index) { |
| 2841 | bp->def_t_idx = def_sb->t_def_status_block.status_block_index; |
| 2842 | rc |= 16; |
| 2843 | } |
| 2844 | return rc; |
| 2845 | } |
| 2846 | |
| 2847 | /* |
| 2848 | * slow path service functions |
| 2849 | */ |
| 2850 | |
| 2851 | static void bnx2x_attn_int_asserted(struct bnx2x *bp, u32 asserted) |
| 2852 | { |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 2853 | int port = BP_PORT(bp); |
Eilon Greenstein | 5c86284 | 2008-08-13 15:51:48 -0700 | [diff] [blame] | 2854 | u32 hc_addr = (HC_REG_COMMAND_REG + port*32 + |
| 2855 | COMMAND_REG_ATTN_BITS_SET); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2856 | u32 aeu_addr = port ? MISC_REG_AEU_MASK_ATTN_FUNC_1 : |
| 2857 | MISC_REG_AEU_MASK_ATTN_FUNC_0; |
Eliezer Tamir | 877e9aa | 2008-02-28 11:55:53 -0800 | [diff] [blame] | 2858 | u32 nig_int_mask_addr = port ? NIG_REG_MASK_INTERRUPT_PORT1 : |
| 2859 | NIG_REG_MASK_INTERRUPT_PORT0; |
Eilon Greenstein | 3fcaf2e | 2008-08-13 15:50:45 -0700 | [diff] [blame] | 2860 | u32 aeu_mask; |
Eilon Greenstein | 87942b4 | 2009-02-12 08:36:49 +0000 | [diff] [blame] | 2861 | u32 nig_mask = 0; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2862 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2863 | if (bp->attn_state & asserted) |
| 2864 | BNX2X_ERR("IGU ERROR\n"); |
| 2865 | |
Eilon Greenstein | 3fcaf2e | 2008-08-13 15:50:45 -0700 | [diff] [blame] | 2866 | bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_PORT0_ATT_MASK + port); |
| 2867 | aeu_mask = REG_RD(bp, aeu_addr); |
| 2868 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2869 | DP(NETIF_MSG_HW, "aeu_mask %x newly asserted %x\n", |
Eilon Greenstein | 3fcaf2e | 2008-08-13 15:50:45 -0700 | [diff] [blame] | 2870 | aeu_mask, asserted); |
Vladislav Zolotarov | 72fd071 | 2010-04-19 01:13:12 +0000 | [diff] [blame] | 2871 | aeu_mask &= ~(asserted & 0x3ff); |
Eilon Greenstein | 3fcaf2e | 2008-08-13 15:50:45 -0700 | [diff] [blame] | 2872 | DP(NETIF_MSG_HW, "new mask %x\n", aeu_mask); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2873 | |
Eilon Greenstein | 3fcaf2e | 2008-08-13 15:50:45 -0700 | [diff] [blame] | 2874 | REG_WR(bp, aeu_addr, aeu_mask); |
| 2875 | bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_PORT0_ATT_MASK + port); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2876 | |
Eilon Greenstein | 3fcaf2e | 2008-08-13 15:50:45 -0700 | [diff] [blame] | 2877 | DP(NETIF_MSG_HW, "attn_state %x\n", bp->attn_state); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2878 | bp->attn_state |= asserted; |
Eilon Greenstein | 3fcaf2e | 2008-08-13 15:50:45 -0700 | [diff] [blame] | 2879 | DP(NETIF_MSG_HW, "new state %x\n", bp->attn_state); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2880 | |
| 2881 | if (asserted & ATTN_HARD_WIRED_MASK) { |
| 2882 | if (asserted & ATTN_NIG_FOR_FUNC) { |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2883 | |
Eilon Greenstein | a5e9a7c | 2009-01-14 21:26:01 -0800 | [diff] [blame] | 2884 | bnx2x_acquire_phy_lock(bp); |
| 2885 | |
Eliezer Tamir | 877e9aa | 2008-02-28 11:55:53 -0800 | [diff] [blame] | 2886 | /* save nig interrupt mask */ |
Eilon Greenstein | 87942b4 | 2009-02-12 08:36:49 +0000 | [diff] [blame] | 2887 | nig_mask = REG_RD(bp, nig_int_mask_addr); |
Eliezer Tamir | 877e9aa | 2008-02-28 11:55:53 -0800 | [diff] [blame] | 2888 | REG_WR(bp, nig_int_mask_addr, 0); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2889 | |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 2890 | bnx2x_link_attn(bp); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2891 | |
| 2892 | /* handle unicore attn? */ |
| 2893 | } |
| 2894 | if (asserted & ATTN_SW_TIMER_4_FUNC) |
| 2895 | DP(NETIF_MSG_HW, "ATTN_SW_TIMER_4_FUNC!\n"); |
| 2896 | |
| 2897 | if (asserted & GPIO_2_FUNC) |
| 2898 | DP(NETIF_MSG_HW, "GPIO_2_FUNC!\n"); |
| 2899 | |
| 2900 | if (asserted & GPIO_3_FUNC) |
| 2901 | DP(NETIF_MSG_HW, "GPIO_3_FUNC!\n"); |
| 2902 | |
| 2903 | if (asserted & GPIO_4_FUNC) |
| 2904 | DP(NETIF_MSG_HW, "GPIO_4_FUNC!\n"); |
| 2905 | |
| 2906 | if (port == 0) { |
| 2907 | if (asserted & ATTN_GENERAL_ATTN_1) { |
| 2908 | DP(NETIF_MSG_HW, "ATTN_GENERAL_ATTN_1!\n"); |
| 2909 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_1, 0x0); |
| 2910 | } |
| 2911 | if (asserted & ATTN_GENERAL_ATTN_2) { |
| 2912 | DP(NETIF_MSG_HW, "ATTN_GENERAL_ATTN_2!\n"); |
| 2913 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_2, 0x0); |
| 2914 | } |
| 2915 | if (asserted & ATTN_GENERAL_ATTN_3) { |
| 2916 | DP(NETIF_MSG_HW, "ATTN_GENERAL_ATTN_3!\n"); |
| 2917 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_3, 0x0); |
| 2918 | } |
| 2919 | } else { |
| 2920 | if (asserted & ATTN_GENERAL_ATTN_4) { |
| 2921 | DP(NETIF_MSG_HW, "ATTN_GENERAL_ATTN_4!\n"); |
| 2922 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_4, 0x0); |
| 2923 | } |
| 2924 | if (asserted & ATTN_GENERAL_ATTN_5) { |
| 2925 | DP(NETIF_MSG_HW, "ATTN_GENERAL_ATTN_5!\n"); |
| 2926 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_5, 0x0); |
| 2927 | } |
| 2928 | if (asserted & ATTN_GENERAL_ATTN_6) { |
| 2929 | DP(NETIF_MSG_HW, "ATTN_GENERAL_ATTN_6!\n"); |
| 2930 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_6, 0x0); |
| 2931 | } |
| 2932 | } |
| 2933 | |
| 2934 | } /* if hardwired */ |
| 2935 | |
Eilon Greenstein | 5c86284 | 2008-08-13 15:51:48 -0700 | [diff] [blame] | 2936 | DP(NETIF_MSG_HW, "about to mask 0x%08x at HC addr 0x%x\n", |
| 2937 | asserted, hc_addr); |
| 2938 | REG_WR(bp, hc_addr, asserted); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2939 | |
| 2940 | /* now set back the mask */ |
Eilon Greenstein | a5e9a7c | 2009-01-14 21:26:01 -0800 | [diff] [blame] | 2941 | if (asserted & ATTN_NIG_FOR_FUNC) { |
Eilon Greenstein | 87942b4 | 2009-02-12 08:36:49 +0000 | [diff] [blame] | 2942 | REG_WR(bp, nig_int_mask_addr, nig_mask); |
Eilon Greenstein | a5e9a7c | 2009-01-14 21:26:01 -0800 | [diff] [blame] | 2943 | bnx2x_release_phy_lock(bp); |
| 2944 | } |
Eliezer Tamir | 877e9aa | 2008-02-28 11:55:53 -0800 | [diff] [blame] | 2945 | } |
| 2946 | |
Eilon Greenstein | fd4ef40 | 2009-07-21 05:47:27 +0000 | [diff] [blame] | 2947 | static inline void bnx2x_fan_failure(struct bnx2x *bp) |
| 2948 | { |
| 2949 | int port = BP_PORT(bp); |
| 2950 | |
| 2951 | /* mark the failure */ |
| 2952 | bp->link_params.ext_phy_config &= ~PORT_HW_CFG_XGXS_EXT_PHY_TYPE_MASK; |
| 2953 | bp->link_params.ext_phy_config |= PORT_HW_CFG_XGXS_EXT_PHY_TYPE_FAILURE; |
| 2954 | SHMEM_WR(bp, dev_info.port_hw_config[port].external_phy_config, |
| 2955 | bp->link_params.ext_phy_config); |
| 2956 | |
| 2957 | /* log the failure */ |
Vladislav Zolotarov | cdaa7cb | 2010-04-19 01:13:57 +0000 | [diff] [blame] | 2958 | netdev_err(bp->dev, "Fan Failure on Network Controller has caused" |
| 2959 | " the driver to shutdown the card to prevent permanent" |
| 2960 | " damage. Please contact OEM Support for assistance\n"); |
Eilon Greenstein | fd4ef40 | 2009-07-21 05:47:27 +0000 | [diff] [blame] | 2961 | } |
Eilon Greenstein | ab6ad5a | 2009-08-12 08:24:29 +0000 | [diff] [blame] | 2962 | |
Eliezer Tamir | 877e9aa | 2008-02-28 11:55:53 -0800 | [diff] [blame] | 2963 | static inline void bnx2x_attn_int_deasserted0(struct bnx2x *bp, u32 attn) |
| 2964 | { |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 2965 | int port = BP_PORT(bp); |
Eliezer Tamir | 877e9aa | 2008-02-28 11:55:53 -0800 | [diff] [blame] | 2966 | int reg_offset; |
Eilon Greenstein | 4d295db | 2009-07-21 05:47:47 +0000 | [diff] [blame] | 2967 | u32 val, swap_val, swap_override; |
Eliezer Tamir | 877e9aa | 2008-02-28 11:55:53 -0800 | [diff] [blame] | 2968 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 2969 | reg_offset = (port ? MISC_REG_AEU_ENABLE1_FUNC_1_OUT_0 : |
| 2970 | MISC_REG_AEU_ENABLE1_FUNC_0_OUT_0); |
Eliezer Tamir | 877e9aa | 2008-02-28 11:55:53 -0800 | [diff] [blame] | 2971 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 2972 | if (attn & AEU_INPUTS_ATTN_BITS_SPIO5) { |
Eliezer Tamir | 877e9aa | 2008-02-28 11:55:53 -0800 | [diff] [blame] | 2973 | |
| 2974 | val = REG_RD(bp, reg_offset); |
| 2975 | val &= ~AEU_INPUTS_ATTN_BITS_SPIO5; |
| 2976 | REG_WR(bp, reg_offset, val); |
| 2977 | |
| 2978 | BNX2X_ERR("SPIO5 hw attention\n"); |
| 2979 | |
Eilon Greenstein | fd4ef40 | 2009-07-21 05:47:27 +0000 | [diff] [blame] | 2980 | /* Fan failure attention */ |
Eilon Greenstein | 35b19ba | 2009-02-12 08:36:47 +0000 | [diff] [blame] | 2981 | switch (XGXS_EXT_PHY_TYPE(bp->link_params.ext_phy_config)) { |
| 2982 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101: |
Eilon Greenstein | 17de50b | 2008-08-13 15:56:59 -0700 | [diff] [blame] | 2983 | /* Low power mode is controlled by GPIO 2 */ |
Eliezer Tamir | 877e9aa | 2008-02-28 11:55:53 -0800 | [diff] [blame] | 2984 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_2, |
Eilon Greenstein | 17de50b | 2008-08-13 15:56:59 -0700 | [diff] [blame] | 2985 | MISC_REGISTERS_GPIO_OUTPUT_LOW, port); |
Eilon Greenstein | fd4ef40 | 2009-07-21 05:47:27 +0000 | [diff] [blame] | 2986 | /* The PHY reset is controlled by GPIO 1 */ |
| 2987 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_1, |
| 2988 | MISC_REGISTERS_GPIO_OUTPUT_LOW, port); |
Eliezer Tamir | 877e9aa | 2008-02-28 11:55:53 -0800 | [diff] [blame] | 2989 | break; |
| 2990 | |
Eilon Greenstein | 4d295db | 2009-07-21 05:47:47 +0000 | [diff] [blame] | 2991 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8727: |
| 2992 | /* The PHY reset is controlled by GPIO 1 */ |
| 2993 | /* fake the port number to cancel the swap done in |
| 2994 | set_gpio() */ |
| 2995 | swap_val = REG_RD(bp, NIG_REG_PORT_SWAP); |
| 2996 | swap_override = REG_RD(bp, NIG_REG_STRAP_OVERRIDE); |
| 2997 | port = (swap_val && swap_override) ^ 1; |
| 2998 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_1, |
| 2999 | MISC_REGISTERS_GPIO_OUTPUT_LOW, port); |
| 3000 | break; |
| 3001 | |
Eliezer Tamir | 877e9aa | 2008-02-28 11:55:53 -0800 | [diff] [blame] | 3002 | default: |
| 3003 | break; |
| 3004 | } |
Eilon Greenstein | fd4ef40 | 2009-07-21 05:47:27 +0000 | [diff] [blame] | 3005 | bnx2x_fan_failure(bp); |
Eliezer Tamir | 877e9aa | 2008-02-28 11:55:53 -0800 | [diff] [blame] | 3006 | } |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 3007 | |
Eilon Greenstein | 589abe3 | 2009-02-12 08:36:55 +0000 | [diff] [blame] | 3008 | if (attn & (AEU_INPUTS_ATTN_BITS_GPIO3_FUNCTION_0 | |
| 3009 | AEU_INPUTS_ATTN_BITS_GPIO3_FUNCTION_1)) { |
| 3010 | bnx2x_acquire_phy_lock(bp); |
| 3011 | bnx2x_handle_module_detect_int(&bp->link_params); |
| 3012 | bnx2x_release_phy_lock(bp); |
| 3013 | } |
| 3014 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 3015 | if (attn & HW_INTERRUT_ASSERT_SET_0) { |
| 3016 | |
| 3017 | val = REG_RD(bp, reg_offset); |
| 3018 | val &= ~(attn & HW_INTERRUT_ASSERT_SET_0); |
| 3019 | REG_WR(bp, reg_offset, val); |
| 3020 | |
| 3021 | BNX2X_ERR("FATAL HW block attention set0 0x%x\n", |
Eilon Greenstein | 0fc5d00 | 2009-08-12 08:24:05 +0000 | [diff] [blame] | 3022 | (u32)(attn & HW_INTERRUT_ASSERT_SET_0)); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 3023 | bnx2x_panic(); |
| 3024 | } |
Eliezer Tamir | 877e9aa | 2008-02-28 11:55:53 -0800 | [diff] [blame] | 3025 | } |
| 3026 | |
| 3027 | static inline void bnx2x_attn_int_deasserted1(struct bnx2x *bp, u32 attn) |
| 3028 | { |
| 3029 | u32 val; |
| 3030 | |
Eilon Greenstein | 0626b89 | 2009-02-12 08:38:14 +0000 | [diff] [blame] | 3031 | if (attn & AEU_INPUTS_ATTN_BITS_DOORBELLQ_HW_INTERRUPT) { |
Eliezer Tamir | 877e9aa | 2008-02-28 11:55:53 -0800 | [diff] [blame] | 3032 | |
| 3033 | val = REG_RD(bp, DORQ_REG_DORQ_INT_STS_CLR); |
| 3034 | BNX2X_ERR("DB hw attention 0x%x\n", val); |
| 3035 | /* DORQ discard attention */ |
| 3036 | if (val & 0x2) |
| 3037 | BNX2X_ERR("FATAL error from DORQ\n"); |
| 3038 | } |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 3039 | |
| 3040 | if (attn & HW_INTERRUT_ASSERT_SET_1) { |
| 3041 | |
| 3042 | int port = BP_PORT(bp); |
| 3043 | int reg_offset; |
| 3044 | |
| 3045 | reg_offset = (port ? MISC_REG_AEU_ENABLE1_FUNC_1_OUT_1 : |
| 3046 | MISC_REG_AEU_ENABLE1_FUNC_0_OUT_1); |
| 3047 | |
| 3048 | val = REG_RD(bp, reg_offset); |
| 3049 | val &= ~(attn & HW_INTERRUT_ASSERT_SET_1); |
| 3050 | REG_WR(bp, reg_offset, val); |
| 3051 | |
| 3052 | BNX2X_ERR("FATAL HW block attention set1 0x%x\n", |
Eilon Greenstein | 0fc5d00 | 2009-08-12 08:24:05 +0000 | [diff] [blame] | 3053 | (u32)(attn & HW_INTERRUT_ASSERT_SET_1)); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 3054 | bnx2x_panic(); |
| 3055 | } |
Eliezer Tamir | 877e9aa | 2008-02-28 11:55:53 -0800 | [diff] [blame] | 3056 | } |
| 3057 | |
| 3058 | static inline void bnx2x_attn_int_deasserted2(struct bnx2x *bp, u32 attn) |
| 3059 | { |
| 3060 | u32 val; |
| 3061 | |
| 3062 | if (attn & AEU_INPUTS_ATTN_BITS_CFC_HW_INTERRUPT) { |
| 3063 | |
| 3064 | val = REG_RD(bp, CFC_REG_CFC_INT_STS_CLR); |
| 3065 | BNX2X_ERR("CFC hw attention 0x%x\n", val); |
| 3066 | /* CFC error attention */ |
| 3067 | if (val & 0x2) |
| 3068 | BNX2X_ERR("FATAL error from CFC\n"); |
| 3069 | } |
| 3070 | |
| 3071 | if (attn & AEU_INPUTS_ATTN_BITS_PXP_HW_INTERRUPT) { |
| 3072 | |
| 3073 | val = REG_RD(bp, PXP_REG_PXP_INT_STS_CLR_0); |
| 3074 | BNX2X_ERR("PXP hw attention 0x%x\n", val); |
| 3075 | /* RQ_USDMDP_FIFO_OVERFLOW */ |
| 3076 | if (val & 0x18000) |
| 3077 | BNX2X_ERR("FATAL error from PXP\n"); |
| 3078 | } |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 3079 | |
| 3080 | if (attn & HW_INTERRUT_ASSERT_SET_2) { |
| 3081 | |
| 3082 | int port = BP_PORT(bp); |
| 3083 | int reg_offset; |
| 3084 | |
| 3085 | reg_offset = (port ? MISC_REG_AEU_ENABLE1_FUNC_1_OUT_2 : |
| 3086 | MISC_REG_AEU_ENABLE1_FUNC_0_OUT_2); |
| 3087 | |
| 3088 | val = REG_RD(bp, reg_offset); |
| 3089 | val &= ~(attn & HW_INTERRUT_ASSERT_SET_2); |
| 3090 | REG_WR(bp, reg_offset, val); |
| 3091 | |
| 3092 | BNX2X_ERR("FATAL HW block attention set2 0x%x\n", |
Eilon Greenstein | 0fc5d00 | 2009-08-12 08:24:05 +0000 | [diff] [blame] | 3093 | (u32)(attn & HW_INTERRUT_ASSERT_SET_2)); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 3094 | bnx2x_panic(); |
| 3095 | } |
Eliezer Tamir | 877e9aa | 2008-02-28 11:55:53 -0800 | [diff] [blame] | 3096 | } |
| 3097 | |
| 3098 | static inline void bnx2x_attn_int_deasserted3(struct bnx2x *bp, u32 attn) |
| 3099 | { |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 3100 | u32 val; |
| 3101 | |
Eliezer Tamir | 877e9aa | 2008-02-28 11:55:53 -0800 | [diff] [blame] | 3102 | if (attn & EVEREST_GEN_ATTN_IN_USE_MASK) { |
| 3103 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 3104 | if (attn & BNX2X_PMF_LINK_ASSERT) { |
| 3105 | int func = BP_FUNC(bp); |
| 3106 | |
| 3107 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_12 + func*4, 0); |
Eilon Greenstein | b015e3d | 2009-10-15 00:17:20 -0700 | [diff] [blame] | 3108 | bp->mf_config = SHMEM_RD(bp, |
| 3109 | mf_cfg.func_mf_config[func].config); |
Eilon Greenstein | 2691d51 | 2009-08-12 08:22:08 +0000 | [diff] [blame] | 3110 | val = SHMEM_RD(bp, func_mb[func].drv_status); |
| 3111 | if (val & DRV_STATUS_DCC_EVENT_MASK) |
| 3112 | bnx2x_dcc_event(bp, |
| 3113 | (val & DRV_STATUS_DCC_EVENT_MASK)); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 3114 | bnx2x__link_status_update(bp); |
Eilon Greenstein | 2691d51 | 2009-08-12 08:22:08 +0000 | [diff] [blame] | 3115 | if ((bp->port.pmf == 0) && (val & DRV_STATUS_PMF)) |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 3116 | bnx2x_pmf_update(bp); |
| 3117 | |
| 3118 | } else if (attn & BNX2X_MC_ASSERT_BITS) { |
Eliezer Tamir | 877e9aa | 2008-02-28 11:55:53 -0800 | [diff] [blame] | 3119 | |
| 3120 | BNX2X_ERR("MC assert!\n"); |
| 3121 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_10, 0); |
| 3122 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_9, 0); |
| 3123 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_8, 0); |
| 3124 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_7, 0); |
| 3125 | bnx2x_panic(); |
| 3126 | |
| 3127 | } else if (attn & BNX2X_MCP_ASSERT) { |
| 3128 | |
| 3129 | BNX2X_ERR("MCP assert!\n"); |
| 3130 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_11, 0); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 3131 | bnx2x_fw_dump(bp); |
Eliezer Tamir | 877e9aa | 2008-02-28 11:55:53 -0800 | [diff] [blame] | 3132 | |
| 3133 | } else |
| 3134 | BNX2X_ERR("Unknown HW assert! (attn 0x%x)\n", attn); |
| 3135 | } |
| 3136 | |
| 3137 | if (attn & EVEREST_LATCHED_ATTN_IN_USE_MASK) { |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 3138 | BNX2X_ERR("LATCHED attention 0x%08x (masked)\n", attn); |
| 3139 | if (attn & BNX2X_GRC_TIMEOUT) { |
| 3140 | val = CHIP_IS_E1H(bp) ? |
| 3141 | REG_RD(bp, MISC_REG_GRC_TIMEOUT_ATTN) : 0; |
| 3142 | BNX2X_ERR("GRC time-out 0x%08x\n", val); |
| 3143 | } |
| 3144 | if (attn & BNX2X_GRC_RSV) { |
| 3145 | val = CHIP_IS_E1H(bp) ? |
| 3146 | REG_RD(bp, MISC_REG_GRC_RSV_ATTN) : 0; |
| 3147 | BNX2X_ERR("GRC reserved 0x%08x\n", val); |
| 3148 | } |
Eliezer Tamir | 877e9aa | 2008-02-28 11:55:53 -0800 | [diff] [blame] | 3149 | REG_WR(bp, MISC_REG_AEU_CLR_LATCH_SIGNAL, 0x7ff); |
Eliezer Tamir | 877e9aa | 2008-02-28 11:55:53 -0800 | [diff] [blame] | 3150 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3151 | } |
| 3152 | |
Vladislav Zolotarov | 72fd071 | 2010-04-19 01:13:12 +0000 | [diff] [blame] | 3153 | static int bnx2x_nic_unload(struct bnx2x *bp, int unload_mode); |
| 3154 | static int bnx2x_nic_load(struct bnx2x *bp, int load_mode); |
| 3155 | |
| 3156 | |
| 3157 | #define BNX2X_MISC_GEN_REG MISC_REG_GENERIC_POR_1 |
| 3158 | #define LOAD_COUNTER_BITS 16 /* Number of bits for load counter */ |
| 3159 | #define LOAD_COUNTER_MASK (((u32)0x1 << LOAD_COUNTER_BITS) - 1) |
| 3160 | #define RESET_DONE_FLAG_MASK (~LOAD_COUNTER_MASK) |
| 3161 | #define RESET_DONE_FLAG_SHIFT LOAD_COUNTER_BITS |
| 3162 | #define CHIP_PARITY_SUPPORTED(bp) (CHIP_IS_E1(bp) || CHIP_IS_E1H(bp)) |
| 3163 | /* |
| 3164 | * should be run under rtnl lock |
| 3165 | */ |
| 3166 | static inline void bnx2x_set_reset_done(struct bnx2x *bp) |
| 3167 | { |
| 3168 | u32 val = REG_RD(bp, BNX2X_MISC_GEN_REG); |
| 3169 | val &= ~(1 << RESET_DONE_FLAG_SHIFT); |
| 3170 | REG_WR(bp, BNX2X_MISC_GEN_REG, val); |
| 3171 | barrier(); |
| 3172 | mmiowb(); |
| 3173 | } |
| 3174 | |
| 3175 | /* |
| 3176 | * should be run under rtnl lock |
| 3177 | */ |
| 3178 | static inline void bnx2x_set_reset_in_progress(struct bnx2x *bp) |
| 3179 | { |
| 3180 | u32 val = REG_RD(bp, BNX2X_MISC_GEN_REG); |
| 3181 | val |= (1 << 16); |
| 3182 | REG_WR(bp, BNX2X_MISC_GEN_REG, val); |
| 3183 | barrier(); |
| 3184 | mmiowb(); |
| 3185 | } |
| 3186 | |
| 3187 | /* |
| 3188 | * should be run under rtnl lock |
| 3189 | */ |
| 3190 | static inline bool bnx2x_reset_is_done(struct bnx2x *bp) |
| 3191 | { |
| 3192 | u32 val = REG_RD(bp, BNX2X_MISC_GEN_REG); |
| 3193 | DP(NETIF_MSG_HW, "GEN_REG_VAL=0x%08x\n", val); |
| 3194 | return (val & RESET_DONE_FLAG_MASK) ? false : true; |
| 3195 | } |
| 3196 | |
| 3197 | /* |
| 3198 | * should be run under rtnl lock |
| 3199 | */ |
| 3200 | static inline void bnx2x_inc_load_cnt(struct bnx2x *bp) |
| 3201 | { |
| 3202 | u32 val1, val = REG_RD(bp, BNX2X_MISC_GEN_REG); |
| 3203 | |
| 3204 | DP(NETIF_MSG_HW, "Old GEN_REG_VAL=0x%08x\n", val); |
| 3205 | |
| 3206 | val1 = ((val & LOAD_COUNTER_MASK) + 1) & LOAD_COUNTER_MASK; |
| 3207 | REG_WR(bp, BNX2X_MISC_GEN_REG, (val & RESET_DONE_FLAG_MASK) | val1); |
| 3208 | barrier(); |
| 3209 | mmiowb(); |
| 3210 | } |
| 3211 | |
| 3212 | /* |
| 3213 | * should be run under rtnl lock |
| 3214 | */ |
| 3215 | static inline u32 bnx2x_dec_load_cnt(struct bnx2x *bp) |
| 3216 | { |
| 3217 | u32 val1, val = REG_RD(bp, BNX2X_MISC_GEN_REG); |
| 3218 | |
| 3219 | DP(NETIF_MSG_HW, "Old GEN_REG_VAL=0x%08x\n", val); |
| 3220 | |
| 3221 | val1 = ((val & LOAD_COUNTER_MASK) - 1) & LOAD_COUNTER_MASK; |
| 3222 | REG_WR(bp, BNX2X_MISC_GEN_REG, (val & RESET_DONE_FLAG_MASK) | val1); |
| 3223 | barrier(); |
| 3224 | mmiowb(); |
| 3225 | |
| 3226 | return val1; |
| 3227 | } |
| 3228 | |
| 3229 | /* |
| 3230 | * should be run under rtnl lock |
| 3231 | */ |
| 3232 | static inline u32 bnx2x_get_load_cnt(struct bnx2x *bp) |
| 3233 | { |
| 3234 | return REG_RD(bp, BNX2X_MISC_GEN_REG) & LOAD_COUNTER_MASK; |
| 3235 | } |
| 3236 | |
| 3237 | static inline void bnx2x_clear_load_cnt(struct bnx2x *bp) |
| 3238 | { |
| 3239 | u32 val = REG_RD(bp, BNX2X_MISC_GEN_REG); |
| 3240 | REG_WR(bp, BNX2X_MISC_GEN_REG, val & (~LOAD_COUNTER_MASK)); |
| 3241 | } |
| 3242 | |
| 3243 | static inline void _print_next_block(int idx, const char *blk) |
| 3244 | { |
| 3245 | if (idx) |
| 3246 | pr_cont(", "); |
| 3247 | pr_cont("%s", blk); |
| 3248 | } |
| 3249 | |
| 3250 | static inline int bnx2x_print_blocks_with_parity0(u32 sig, int par_num) |
| 3251 | { |
| 3252 | int i = 0; |
| 3253 | u32 cur_bit = 0; |
| 3254 | for (i = 0; sig; i++) { |
| 3255 | cur_bit = ((u32)0x1 << i); |
| 3256 | if (sig & cur_bit) { |
| 3257 | switch (cur_bit) { |
| 3258 | case AEU_INPUTS_ATTN_BITS_BRB_PARITY_ERROR: |
| 3259 | _print_next_block(par_num++, "BRB"); |
| 3260 | break; |
| 3261 | case AEU_INPUTS_ATTN_BITS_PARSER_PARITY_ERROR: |
| 3262 | _print_next_block(par_num++, "PARSER"); |
| 3263 | break; |
| 3264 | case AEU_INPUTS_ATTN_BITS_TSDM_PARITY_ERROR: |
| 3265 | _print_next_block(par_num++, "TSDM"); |
| 3266 | break; |
| 3267 | case AEU_INPUTS_ATTN_BITS_SEARCHER_PARITY_ERROR: |
| 3268 | _print_next_block(par_num++, "SEARCHER"); |
| 3269 | break; |
| 3270 | case AEU_INPUTS_ATTN_BITS_TSEMI_PARITY_ERROR: |
| 3271 | _print_next_block(par_num++, "TSEMI"); |
| 3272 | break; |
| 3273 | } |
| 3274 | |
| 3275 | /* Clear the bit */ |
| 3276 | sig &= ~cur_bit; |
| 3277 | } |
| 3278 | } |
| 3279 | |
| 3280 | return par_num; |
| 3281 | } |
| 3282 | |
| 3283 | static inline int bnx2x_print_blocks_with_parity1(u32 sig, int par_num) |
| 3284 | { |
| 3285 | int i = 0; |
| 3286 | u32 cur_bit = 0; |
| 3287 | for (i = 0; sig; i++) { |
| 3288 | cur_bit = ((u32)0x1 << i); |
| 3289 | if (sig & cur_bit) { |
| 3290 | switch (cur_bit) { |
| 3291 | case AEU_INPUTS_ATTN_BITS_PBCLIENT_PARITY_ERROR: |
| 3292 | _print_next_block(par_num++, "PBCLIENT"); |
| 3293 | break; |
| 3294 | case AEU_INPUTS_ATTN_BITS_QM_PARITY_ERROR: |
| 3295 | _print_next_block(par_num++, "QM"); |
| 3296 | break; |
| 3297 | case AEU_INPUTS_ATTN_BITS_XSDM_PARITY_ERROR: |
| 3298 | _print_next_block(par_num++, "XSDM"); |
| 3299 | break; |
| 3300 | case AEU_INPUTS_ATTN_BITS_XSEMI_PARITY_ERROR: |
| 3301 | _print_next_block(par_num++, "XSEMI"); |
| 3302 | break; |
| 3303 | case AEU_INPUTS_ATTN_BITS_DOORBELLQ_PARITY_ERROR: |
| 3304 | _print_next_block(par_num++, "DOORBELLQ"); |
| 3305 | break; |
| 3306 | case AEU_INPUTS_ATTN_BITS_VAUX_PCI_CORE_PARITY_ERROR: |
| 3307 | _print_next_block(par_num++, "VAUX PCI CORE"); |
| 3308 | break; |
| 3309 | case AEU_INPUTS_ATTN_BITS_DEBUG_PARITY_ERROR: |
| 3310 | _print_next_block(par_num++, "DEBUG"); |
| 3311 | break; |
| 3312 | case AEU_INPUTS_ATTN_BITS_USDM_PARITY_ERROR: |
| 3313 | _print_next_block(par_num++, "USDM"); |
| 3314 | break; |
| 3315 | case AEU_INPUTS_ATTN_BITS_USEMI_PARITY_ERROR: |
| 3316 | _print_next_block(par_num++, "USEMI"); |
| 3317 | break; |
| 3318 | case AEU_INPUTS_ATTN_BITS_UPB_PARITY_ERROR: |
| 3319 | _print_next_block(par_num++, "UPB"); |
| 3320 | break; |
| 3321 | case AEU_INPUTS_ATTN_BITS_CSDM_PARITY_ERROR: |
| 3322 | _print_next_block(par_num++, "CSDM"); |
| 3323 | break; |
| 3324 | } |
| 3325 | |
| 3326 | /* Clear the bit */ |
| 3327 | sig &= ~cur_bit; |
| 3328 | } |
| 3329 | } |
| 3330 | |
| 3331 | return par_num; |
| 3332 | } |
| 3333 | |
| 3334 | static inline int bnx2x_print_blocks_with_parity2(u32 sig, int par_num) |
| 3335 | { |
| 3336 | int i = 0; |
| 3337 | u32 cur_bit = 0; |
| 3338 | for (i = 0; sig; i++) { |
| 3339 | cur_bit = ((u32)0x1 << i); |
| 3340 | if (sig & cur_bit) { |
| 3341 | switch (cur_bit) { |
| 3342 | case AEU_INPUTS_ATTN_BITS_CSEMI_PARITY_ERROR: |
| 3343 | _print_next_block(par_num++, "CSEMI"); |
| 3344 | break; |
| 3345 | case AEU_INPUTS_ATTN_BITS_PXP_PARITY_ERROR: |
| 3346 | _print_next_block(par_num++, "PXP"); |
| 3347 | break; |
| 3348 | case AEU_IN_ATTN_BITS_PXPPCICLOCKCLIENT_PARITY_ERROR: |
| 3349 | _print_next_block(par_num++, |
| 3350 | "PXPPCICLOCKCLIENT"); |
| 3351 | break; |
| 3352 | case AEU_INPUTS_ATTN_BITS_CFC_PARITY_ERROR: |
| 3353 | _print_next_block(par_num++, "CFC"); |
| 3354 | break; |
| 3355 | case AEU_INPUTS_ATTN_BITS_CDU_PARITY_ERROR: |
| 3356 | _print_next_block(par_num++, "CDU"); |
| 3357 | break; |
| 3358 | case AEU_INPUTS_ATTN_BITS_IGU_PARITY_ERROR: |
| 3359 | _print_next_block(par_num++, "IGU"); |
| 3360 | break; |
| 3361 | case AEU_INPUTS_ATTN_BITS_MISC_PARITY_ERROR: |
| 3362 | _print_next_block(par_num++, "MISC"); |
| 3363 | break; |
| 3364 | } |
| 3365 | |
| 3366 | /* Clear the bit */ |
| 3367 | sig &= ~cur_bit; |
| 3368 | } |
| 3369 | } |
| 3370 | |
| 3371 | return par_num; |
| 3372 | } |
| 3373 | |
| 3374 | static inline int bnx2x_print_blocks_with_parity3(u32 sig, int par_num) |
| 3375 | { |
| 3376 | int i = 0; |
| 3377 | u32 cur_bit = 0; |
| 3378 | for (i = 0; sig; i++) { |
| 3379 | cur_bit = ((u32)0x1 << i); |
| 3380 | if (sig & cur_bit) { |
| 3381 | switch (cur_bit) { |
| 3382 | case AEU_INPUTS_ATTN_BITS_MCP_LATCHED_ROM_PARITY: |
| 3383 | _print_next_block(par_num++, "MCP ROM"); |
| 3384 | break; |
| 3385 | case AEU_INPUTS_ATTN_BITS_MCP_LATCHED_UMP_RX_PARITY: |
| 3386 | _print_next_block(par_num++, "MCP UMP RX"); |
| 3387 | break; |
| 3388 | case AEU_INPUTS_ATTN_BITS_MCP_LATCHED_UMP_TX_PARITY: |
| 3389 | _print_next_block(par_num++, "MCP UMP TX"); |
| 3390 | break; |
| 3391 | case AEU_INPUTS_ATTN_BITS_MCP_LATCHED_SCPAD_PARITY: |
| 3392 | _print_next_block(par_num++, "MCP SCPAD"); |
| 3393 | break; |
| 3394 | } |
| 3395 | |
| 3396 | /* Clear the bit */ |
| 3397 | sig &= ~cur_bit; |
| 3398 | } |
| 3399 | } |
| 3400 | |
| 3401 | return par_num; |
| 3402 | } |
| 3403 | |
| 3404 | static inline bool bnx2x_parity_attn(struct bnx2x *bp, u32 sig0, u32 sig1, |
| 3405 | u32 sig2, u32 sig3) |
| 3406 | { |
| 3407 | if ((sig0 & HW_PRTY_ASSERT_SET_0) || (sig1 & HW_PRTY_ASSERT_SET_1) || |
| 3408 | (sig2 & HW_PRTY_ASSERT_SET_2) || (sig3 & HW_PRTY_ASSERT_SET_3)) { |
| 3409 | int par_num = 0; |
| 3410 | DP(NETIF_MSG_HW, "Was parity error: HW block parity attention: " |
| 3411 | "[0]:0x%08x [1]:0x%08x " |
| 3412 | "[2]:0x%08x [3]:0x%08x\n", |
| 3413 | sig0 & HW_PRTY_ASSERT_SET_0, |
| 3414 | sig1 & HW_PRTY_ASSERT_SET_1, |
| 3415 | sig2 & HW_PRTY_ASSERT_SET_2, |
| 3416 | sig3 & HW_PRTY_ASSERT_SET_3); |
| 3417 | printk(KERN_ERR"%s: Parity errors detected in blocks: ", |
| 3418 | bp->dev->name); |
| 3419 | par_num = bnx2x_print_blocks_with_parity0( |
| 3420 | sig0 & HW_PRTY_ASSERT_SET_0, par_num); |
| 3421 | par_num = bnx2x_print_blocks_with_parity1( |
| 3422 | sig1 & HW_PRTY_ASSERT_SET_1, par_num); |
| 3423 | par_num = bnx2x_print_blocks_with_parity2( |
| 3424 | sig2 & HW_PRTY_ASSERT_SET_2, par_num); |
| 3425 | par_num = bnx2x_print_blocks_with_parity3( |
| 3426 | sig3 & HW_PRTY_ASSERT_SET_3, par_num); |
| 3427 | printk("\n"); |
| 3428 | return true; |
| 3429 | } else |
| 3430 | return false; |
| 3431 | } |
| 3432 | |
| 3433 | static bool bnx2x_chk_parity_attn(struct bnx2x *bp) |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3434 | { |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3435 | struct attn_route attn; |
Vladislav Zolotarov | 72fd071 | 2010-04-19 01:13:12 +0000 | [diff] [blame] | 3436 | int port = BP_PORT(bp); |
| 3437 | |
| 3438 | attn.sig[0] = REG_RD(bp, |
| 3439 | MISC_REG_AEU_AFTER_INVERT_1_FUNC_0 + |
| 3440 | port*4); |
| 3441 | attn.sig[1] = REG_RD(bp, |
| 3442 | MISC_REG_AEU_AFTER_INVERT_2_FUNC_0 + |
| 3443 | port*4); |
| 3444 | attn.sig[2] = REG_RD(bp, |
| 3445 | MISC_REG_AEU_AFTER_INVERT_3_FUNC_0 + |
| 3446 | port*4); |
| 3447 | attn.sig[3] = REG_RD(bp, |
| 3448 | MISC_REG_AEU_AFTER_INVERT_4_FUNC_0 + |
| 3449 | port*4); |
| 3450 | |
| 3451 | return bnx2x_parity_attn(bp, attn.sig[0], attn.sig[1], attn.sig[2], |
| 3452 | attn.sig[3]); |
| 3453 | } |
| 3454 | |
| 3455 | static void bnx2x_attn_int_deasserted(struct bnx2x *bp, u32 deasserted) |
| 3456 | { |
| 3457 | struct attn_route attn, *group_mask; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 3458 | int port = BP_PORT(bp); |
Eliezer Tamir | 877e9aa | 2008-02-28 11:55:53 -0800 | [diff] [blame] | 3459 | int index; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3460 | u32 reg_addr; |
| 3461 | u32 val; |
Eilon Greenstein | 3fcaf2e | 2008-08-13 15:50:45 -0700 | [diff] [blame] | 3462 | u32 aeu_mask; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3463 | |
| 3464 | /* need to take HW lock because MCP or other port might also |
| 3465 | try to handle this event */ |
Yitchak Gertner | 4a37fb6 | 2008-08-13 15:50:23 -0700 | [diff] [blame] | 3466 | bnx2x_acquire_alr(bp); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3467 | |
Vladislav Zolotarov | 72fd071 | 2010-04-19 01:13:12 +0000 | [diff] [blame] | 3468 | if (bnx2x_chk_parity_attn(bp)) { |
| 3469 | bp->recovery_state = BNX2X_RECOVERY_INIT; |
| 3470 | bnx2x_set_reset_in_progress(bp); |
| 3471 | schedule_delayed_work(&bp->reset_task, 0); |
| 3472 | /* Disable HW interrupts */ |
| 3473 | bnx2x_int_disable(bp); |
| 3474 | bnx2x_release_alr(bp); |
| 3475 | /* In case of parity errors don't handle attentions so that |
| 3476 | * other function would "see" parity errors. |
| 3477 | */ |
| 3478 | return; |
| 3479 | } |
| 3480 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3481 | attn.sig[0] = REG_RD(bp, MISC_REG_AEU_AFTER_INVERT_1_FUNC_0 + port*4); |
| 3482 | attn.sig[1] = REG_RD(bp, MISC_REG_AEU_AFTER_INVERT_2_FUNC_0 + port*4); |
| 3483 | attn.sig[2] = REG_RD(bp, MISC_REG_AEU_AFTER_INVERT_3_FUNC_0 + port*4); |
| 3484 | attn.sig[3] = REG_RD(bp, MISC_REG_AEU_AFTER_INVERT_4_FUNC_0 + port*4); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 3485 | DP(NETIF_MSG_HW, "attn: %08x %08x %08x %08x\n", |
| 3486 | attn.sig[0], attn.sig[1], attn.sig[2], attn.sig[3]); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3487 | |
| 3488 | for (index = 0; index < MAX_DYNAMIC_ATTN_GRPS; index++) { |
| 3489 | if (deasserted & (1 << index)) { |
Vladislav Zolotarov | 72fd071 | 2010-04-19 01:13:12 +0000 | [diff] [blame] | 3490 | group_mask = &bp->attn_group[index]; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3491 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 3492 | DP(NETIF_MSG_HW, "group[%d]: %08x %08x %08x %08x\n", |
Vladislav Zolotarov | 72fd071 | 2010-04-19 01:13:12 +0000 | [diff] [blame] | 3493 | index, group_mask->sig[0], group_mask->sig[1], |
| 3494 | group_mask->sig[2], group_mask->sig[3]); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3495 | |
Eliezer Tamir | 877e9aa | 2008-02-28 11:55:53 -0800 | [diff] [blame] | 3496 | bnx2x_attn_int_deasserted3(bp, |
Vladislav Zolotarov | 72fd071 | 2010-04-19 01:13:12 +0000 | [diff] [blame] | 3497 | attn.sig[3] & group_mask->sig[3]); |
Eliezer Tamir | 877e9aa | 2008-02-28 11:55:53 -0800 | [diff] [blame] | 3498 | bnx2x_attn_int_deasserted1(bp, |
Vladislav Zolotarov | 72fd071 | 2010-04-19 01:13:12 +0000 | [diff] [blame] | 3499 | attn.sig[1] & group_mask->sig[1]); |
Eliezer Tamir | 877e9aa | 2008-02-28 11:55:53 -0800 | [diff] [blame] | 3500 | bnx2x_attn_int_deasserted2(bp, |
Vladislav Zolotarov | 72fd071 | 2010-04-19 01:13:12 +0000 | [diff] [blame] | 3501 | attn.sig[2] & group_mask->sig[2]); |
Eliezer Tamir | 877e9aa | 2008-02-28 11:55:53 -0800 | [diff] [blame] | 3502 | bnx2x_attn_int_deasserted0(bp, |
Vladislav Zolotarov | 72fd071 | 2010-04-19 01:13:12 +0000 | [diff] [blame] | 3503 | attn.sig[0] & group_mask->sig[0]); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3504 | } |
| 3505 | } |
| 3506 | |
Yitchak Gertner | 4a37fb6 | 2008-08-13 15:50:23 -0700 | [diff] [blame] | 3507 | bnx2x_release_alr(bp); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3508 | |
Eilon Greenstein | 5c86284 | 2008-08-13 15:51:48 -0700 | [diff] [blame] | 3509 | reg_addr = (HC_REG_COMMAND_REG + port*32 + COMMAND_REG_ATTN_BITS_CLR); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3510 | |
| 3511 | val = ~deasserted; |
Eilon Greenstein | 3fcaf2e | 2008-08-13 15:50:45 -0700 | [diff] [blame] | 3512 | DP(NETIF_MSG_HW, "about to mask 0x%08x at HC addr 0x%x\n", |
| 3513 | val, reg_addr); |
Eilon Greenstein | 5c86284 | 2008-08-13 15:51:48 -0700 | [diff] [blame] | 3514 | REG_WR(bp, reg_addr, val); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3515 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3516 | if (~bp->attn_state & deasserted) |
Eilon Greenstein | 3fcaf2e | 2008-08-13 15:50:45 -0700 | [diff] [blame] | 3517 | BNX2X_ERR("IGU ERROR\n"); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3518 | |
| 3519 | reg_addr = port ? MISC_REG_AEU_MASK_ATTN_FUNC_1 : |
| 3520 | MISC_REG_AEU_MASK_ATTN_FUNC_0; |
| 3521 | |
Eilon Greenstein | 3fcaf2e | 2008-08-13 15:50:45 -0700 | [diff] [blame] | 3522 | bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_PORT0_ATT_MASK + port); |
| 3523 | aeu_mask = REG_RD(bp, reg_addr); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3524 | |
Eilon Greenstein | 3fcaf2e | 2008-08-13 15:50:45 -0700 | [diff] [blame] | 3525 | DP(NETIF_MSG_HW, "aeu_mask %x newly deasserted %x\n", |
| 3526 | aeu_mask, deasserted); |
Vladislav Zolotarov | 72fd071 | 2010-04-19 01:13:12 +0000 | [diff] [blame] | 3527 | aeu_mask |= (deasserted & 0x3ff); |
Eilon Greenstein | 3fcaf2e | 2008-08-13 15:50:45 -0700 | [diff] [blame] | 3528 | DP(NETIF_MSG_HW, "new mask %x\n", aeu_mask); |
| 3529 | |
| 3530 | REG_WR(bp, reg_addr, aeu_mask); |
| 3531 | bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_PORT0_ATT_MASK + port); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3532 | |
| 3533 | DP(NETIF_MSG_HW, "attn_state %x\n", bp->attn_state); |
| 3534 | bp->attn_state &= ~deasserted; |
| 3535 | DP(NETIF_MSG_HW, "new state %x\n", bp->attn_state); |
| 3536 | } |
| 3537 | |
| 3538 | static void bnx2x_attn_int(struct bnx2x *bp) |
| 3539 | { |
| 3540 | /* read local copy of bits */ |
Eilon Greenstein | 68d5948 | 2009-01-14 21:27:36 -0800 | [diff] [blame] | 3541 | u32 attn_bits = le32_to_cpu(bp->def_status_blk->atten_status_block. |
| 3542 | attn_bits); |
| 3543 | u32 attn_ack = le32_to_cpu(bp->def_status_blk->atten_status_block. |
| 3544 | attn_bits_ack); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3545 | u32 attn_state = bp->attn_state; |
| 3546 | |
| 3547 | /* look for changed bits */ |
| 3548 | u32 asserted = attn_bits & ~attn_ack & ~attn_state; |
| 3549 | u32 deasserted = ~attn_bits & attn_ack & attn_state; |
| 3550 | |
| 3551 | DP(NETIF_MSG_HW, |
| 3552 | "attn_bits %x attn_ack %x asserted %x deasserted %x\n", |
| 3553 | attn_bits, attn_ack, asserted, deasserted); |
| 3554 | |
| 3555 | if (~(attn_bits ^ attn_ack) & (attn_bits ^ attn_state)) |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 3556 | BNX2X_ERR("BAD attention state\n"); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3557 | |
| 3558 | /* handle bits that were raised */ |
| 3559 | if (asserted) |
| 3560 | bnx2x_attn_int_asserted(bp, asserted); |
| 3561 | |
| 3562 | if (deasserted) |
| 3563 | bnx2x_attn_int_deasserted(bp, deasserted); |
| 3564 | } |
| 3565 | |
| 3566 | static void bnx2x_sp_task(struct work_struct *work) |
| 3567 | { |
Eilon Greenstein | 1cf167f | 2009-01-14 21:22:18 -0800 | [diff] [blame] | 3568 | struct bnx2x *bp = container_of(work, struct bnx2x, sp_task.work); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3569 | u16 status; |
| 3570 | |
| 3571 | /* Return here if interrupt is disabled */ |
| 3572 | if (unlikely(atomic_read(&bp->intr_sem) != 0)) { |
Eilon Greenstein | 3196a88 | 2008-08-13 15:58:49 -0700 | [diff] [blame] | 3573 | DP(NETIF_MSG_INTR, "called but intr_sem not 0, returning\n"); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3574 | return; |
| 3575 | } |
| 3576 | |
| 3577 | status = bnx2x_update_dsb_idx(bp); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 3578 | /* if (status == 0) */ |
| 3579 | /* BNX2X_ERR("spurious slowpath interrupt!\n"); */ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3580 | |
Vladislav Zolotarov | cdaa7cb | 2010-04-19 01:13:57 +0000 | [diff] [blame] | 3581 | DP(NETIF_MSG_INTR, "got a slowpath interrupt (status 0x%x)\n", status); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3582 | |
Eliezer Tamir | 877e9aa | 2008-02-28 11:55:53 -0800 | [diff] [blame] | 3583 | /* HW attentions */ |
Vladislav Zolotarov | cdaa7cb | 2010-04-19 01:13:57 +0000 | [diff] [blame] | 3584 | if (status & 0x1) { |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3585 | bnx2x_attn_int(bp); |
Vladislav Zolotarov | cdaa7cb | 2010-04-19 01:13:57 +0000 | [diff] [blame] | 3586 | status &= ~0x1; |
| 3587 | } |
| 3588 | |
| 3589 | /* CStorm events: STAT_QUERY */ |
| 3590 | if (status & 0x2) { |
| 3591 | DP(BNX2X_MSG_SP, "CStorm events: STAT_QUERY\n"); |
| 3592 | status &= ~0x2; |
| 3593 | } |
| 3594 | |
| 3595 | if (unlikely(status)) |
| 3596 | DP(NETIF_MSG_INTR, "got an unknown interrupt! (status 0x%x)\n", |
| 3597 | status); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3598 | |
Eilon Greenstein | 68d5948 | 2009-01-14 21:27:36 -0800 | [diff] [blame] | 3599 | bnx2x_ack_sb(bp, DEF_SB_ID, ATTENTION_ID, le16_to_cpu(bp->def_att_idx), |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3600 | IGU_INT_NOP, 1); |
| 3601 | bnx2x_ack_sb(bp, DEF_SB_ID, USTORM_ID, le16_to_cpu(bp->def_u_idx), |
| 3602 | IGU_INT_NOP, 1); |
| 3603 | bnx2x_ack_sb(bp, DEF_SB_ID, CSTORM_ID, le16_to_cpu(bp->def_c_idx), |
| 3604 | IGU_INT_NOP, 1); |
| 3605 | bnx2x_ack_sb(bp, DEF_SB_ID, XSTORM_ID, le16_to_cpu(bp->def_x_idx), |
| 3606 | IGU_INT_NOP, 1); |
| 3607 | bnx2x_ack_sb(bp, DEF_SB_ID, TSTORM_ID, le16_to_cpu(bp->def_t_idx), |
| 3608 | IGU_INT_ENABLE, 1); |
| 3609 | } |
| 3610 | |
| 3611 | static irqreturn_t bnx2x_msix_sp_int(int irq, void *dev_instance) |
| 3612 | { |
| 3613 | struct net_device *dev = dev_instance; |
| 3614 | struct bnx2x *bp = netdev_priv(dev); |
| 3615 | |
| 3616 | /* Return here if interrupt is disabled */ |
| 3617 | if (unlikely(atomic_read(&bp->intr_sem) != 0)) { |
Eilon Greenstein | 3196a88 | 2008-08-13 15:58:49 -0700 | [diff] [blame] | 3618 | DP(NETIF_MSG_INTR, "called but intr_sem not 0, returning\n"); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3619 | return IRQ_HANDLED; |
| 3620 | } |
| 3621 | |
Eilon Greenstein | 8d9c5f3 | 2009-02-15 23:24:08 -0800 | [diff] [blame] | 3622 | bnx2x_ack_sb(bp, DEF_SB_ID, TSTORM_ID, 0, IGU_INT_DISABLE, 0); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3623 | |
| 3624 | #ifdef BNX2X_STOP_ON_ERROR |
| 3625 | if (unlikely(bp->panic)) |
| 3626 | return IRQ_HANDLED; |
| 3627 | #endif |
| 3628 | |
Michael Chan | 993ac7b | 2009-10-10 13:46:56 +0000 | [diff] [blame] | 3629 | #ifdef BCM_CNIC |
| 3630 | { |
| 3631 | struct cnic_ops *c_ops; |
| 3632 | |
| 3633 | rcu_read_lock(); |
| 3634 | c_ops = rcu_dereference(bp->cnic_ops); |
| 3635 | if (c_ops) |
| 3636 | c_ops->cnic_handler(bp->cnic_data, NULL); |
| 3637 | rcu_read_unlock(); |
| 3638 | } |
| 3639 | #endif |
Eilon Greenstein | 1cf167f | 2009-01-14 21:22:18 -0800 | [diff] [blame] | 3640 | queue_delayed_work(bnx2x_wq, &bp->sp_task, 0); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3641 | |
| 3642 | return IRQ_HANDLED; |
| 3643 | } |
| 3644 | |
| 3645 | /* end of slow path */ |
| 3646 | |
| 3647 | /* Statistics */ |
| 3648 | |
| 3649 | /**************************************************************************** |
| 3650 | * Macros |
| 3651 | ****************************************************************************/ |
| 3652 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3653 | /* sum[hi:lo] += add[hi:lo] */ |
| 3654 | #define ADD_64(s_hi, a_hi, s_lo, a_lo) \ |
| 3655 | do { \ |
| 3656 | s_lo += a_lo; \ |
Eilon Greenstein | f5ba677 | 2009-01-14 21:29:18 -0800 | [diff] [blame] | 3657 | s_hi += a_hi + ((s_lo < a_lo) ? 1 : 0); \ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3658 | } while (0) |
| 3659 | |
| 3660 | /* difference = minuend - subtrahend */ |
| 3661 | #define DIFF_64(d_hi, m_hi, s_hi, d_lo, m_lo, s_lo) \ |
| 3662 | do { \ |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 3663 | if (m_lo < s_lo) { \ |
| 3664 | /* underflow */ \ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3665 | d_hi = m_hi - s_hi; \ |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 3666 | if (d_hi > 0) { \ |
Eilon Greenstein | 6378c02 | 2008-08-13 15:59:25 -0700 | [diff] [blame] | 3667 | /* we can 'loan' 1 */ \ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3668 | d_hi--; \ |
| 3669 | d_lo = m_lo + (UINT_MAX - s_lo) + 1; \ |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 3670 | } else { \ |
Eilon Greenstein | 6378c02 | 2008-08-13 15:59:25 -0700 | [diff] [blame] | 3671 | /* m_hi <= s_hi */ \ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3672 | d_hi = 0; \ |
| 3673 | d_lo = 0; \ |
| 3674 | } \ |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 3675 | } else { \ |
| 3676 | /* m_lo >= s_lo */ \ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3677 | if (m_hi < s_hi) { \ |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 3678 | d_hi = 0; \ |
| 3679 | d_lo = 0; \ |
| 3680 | } else { \ |
Eilon Greenstein | 6378c02 | 2008-08-13 15:59:25 -0700 | [diff] [blame] | 3681 | /* m_hi >= s_hi */ \ |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 3682 | d_hi = m_hi - s_hi; \ |
| 3683 | d_lo = m_lo - s_lo; \ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3684 | } \ |
| 3685 | } \ |
| 3686 | } while (0) |
| 3687 | |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 3688 | #define UPDATE_STAT64(s, t) \ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3689 | do { \ |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 3690 | DIFF_64(diff.hi, new->s##_hi, pstats->mac_stx[0].t##_hi, \ |
| 3691 | diff.lo, new->s##_lo, pstats->mac_stx[0].t##_lo); \ |
| 3692 | pstats->mac_stx[0].t##_hi = new->s##_hi; \ |
| 3693 | pstats->mac_stx[0].t##_lo = new->s##_lo; \ |
| 3694 | ADD_64(pstats->mac_stx[1].t##_hi, diff.hi, \ |
| 3695 | pstats->mac_stx[1].t##_lo, diff.lo); \ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3696 | } while (0) |
| 3697 | |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 3698 | #define UPDATE_STAT64_NIG(s, t) \ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3699 | do { \ |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 3700 | DIFF_64(diff.hi, new->s##_hi, old->s##_hi, \ |
| 3701 | diff.lo, new->s##_lo, old->s##_lo); \ |
| 3702 | ADD_64(estats->t##_hi, diff.hi, \ |
| 3703 | estats->t##_lo, diff.lo); \ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3704 | } while (0) |
| 3705 | |
| 3706 | /* sum[hi:lo] += add */ |
| 3707 | #define ADD_EXTEND_64(s_hi, s_lo, a) \ |
| 3708 | do { \ |
| 3709 | s_lo += a; \ |
| 3710 | s_hi += (s_lo < a) ? 1 : 0; \ |
| 3711 | } while (0) |
| 3712 | |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 3713 | #define UPDATE_EXTEND_STAT(s) \ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3714 | do { \ |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 3715 | ADD_EXTEND_64(pstats->mac_stx[1].s##_hi, \ |
| 3716 | pstats->mac_stx[1].s##_lo, \ |
| 3717 | new->s); \ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3718 | } while (0) |
| 3719 | |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 3720 | #define UPDATE_EXTEND_TSTAT(s, t) \ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3721 | do { \ |
Eilon Greenstein | 4781bfa | 2009-02-12 08:38:17 +0000 | [diff] [blame] | 3722 | diff = le32_to_cpu(tclient->s) - le32_to_cpu(old_tclient->s); \ |
| 3723 | old_tclient->s = tclient->s; \ |
Eilon Greenstein | de832a5 | 2009-02-12 08:36:33 +0000 | [diff] [blame] | 3724 | ADD_EXTEND_64(qstats->t##_hi, qstats->t##_lo, diff); \ |
| 3725 | } while (0) |
| 3726 | |
| 3727 | #define UPDATE_EXTEND_USTAT(s, t) \ |
| 3728 | do { \ |
| 3729 | diff = le32_to_cpu(uclient->s) - le32_to_cpu(old_uclient->s); \ |
| 3730 | old_uclient->s = uclient->s; \ |
| 3731 | ADD_EXTEND_64(qstats->t##_hi, qstats->t##_lo, diff); \ |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 3732 | } while (0) |
| 3733 | |
| 3734 | #define UPDATE_EXTEND_XSTAT(s, t) \ |
| 3735 | do { \ |
Eilon Greenstein | 4781bfa | 2009-02-12 08:38:17 +0000 | [diff] [blame] | 3736 | diff = le32_to_cpu(xclient->s) - le32_to_cpu(old_xclient->s); \ |
| 3737 | old_xclient->s = xclient->s; \ |
Eilon Greenstein | de832a5 | 2009-02-12 08:36:33 +0000 | [diff] [blame] | 3738 | ADD_EXTEND_64(qstats->t##_hi, qstats->t##_lo, diff); \ |
| 3739 | } while (0) |
| 3740 | |
| 3741 | /* minuend -= subtrahend */ |
| 3742 | #define SUB_64(m_hi, s_hi, m_lo, s_lo) \ |
| 3743 | do { \ |
| 3744 | DIFF_64(m_hi, m_hi, s_hi, m_lo, m_lo, s_lo); \ |
| 3745 | } while (0) |
| 3746 | |
| 3747 | /* minuend[hi:lo] -= subtrahend */ |
| 3748 | #define SUB_EXTEND_64(m_hi, m_lo, s) \ |
| 3749 | do { \ |
| 3750 | SUB_64(m_hi, 0, m_lo, s); \ |
| 3751 | } while (0) |
| 3752 | |
| 3753 | #define SUB_EXTEND_USTAT(s, t) \ |
| 3754 | do { \ |
| 3755 | diff = le32_to_cpu(uclient->s) - le32_to_cpu(old_uclient->s); \ |
| 3756 | SUB_EXTEND_64(qstats->t##_hi, qstats->t##_lo, diff); \ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3757 | } while (0) |
| 3758 | |
| 3759 | /* |
| 3760 | * General service functions |
| 3761 | */ |
| 3762 | |
| 3763 | static inline long bnx2x_hilo(u32 *hiref) |
| 3764 | { |
| 3765 | u32 lo = *(hiref + 1); |
| 3766 | #if (BITS_PER_LONG == 64) |
| 3767 | u32 hi = *hiref; |
| 3768 | |
| 3769 | return HILO_U64(hi, lo); |
| 3770 | #else |
| 3771 | return lo; |
| 3772 | #endif |
| 3773 | } |
| 3774 | |
| 3775 | /* |
| 3776 | * Init service functions |
| 3777 | */ |
| 3778 | |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 3779 | static void bnx2x_storm_stats_post(struct bnx2x *bp) |
| 3780 | { |
| 3781 | if (!bp->stats_pending) { |
| 3782 | struct eth_query_ramrod_data ramrod_data = {0}; |
Eilon Greenstein | de832a5 | 2009-02-12 08:36:33 +0000 | [diff] [blame] | 3783 | int i, rc; |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 3784 | |
| 3785 | ramrod_data.drv_counter = bp->stats_counter++; |
Eilon Greenstein | 8d9c5f3 | 2009-02-15 23:24:08 -0800 | [diff] [blame] | 3786 | ramrod_data.collect_port = bp->port.pmf ? 1 : 0; |
Eilon Greenstein | de832a5 | 2009-02-12 08:36:33 +0000 | [diff] [blame] | 3787 | for_each_queue(bp, i) |
| 3788 | ramrod_data.ctr_id_vector |= (1 << bp->fp[i].cl_id); |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 3789 | |
| 3790 | rc = bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_STAT_QUERY, 0, |
| 3791 | ((u32 *)&ramrod_data)[1], |
| 3792 | ((u32 *)&ramrod_data)[0], 0); |
| 3793 | if (rc == 0) { |
| 3794 | /* stats ramrod has it's own slot on the spq */ |
| 3795 | bp->spq_left++; |
| 3796 | bp->stats_pending = 1; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3797 | } |
| 3798 | } |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 3799 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3800 | |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 3801 | static void bnx2x_hw_stats_post(struct bnx2x *bp) |
| 3802 | { |
| 3803 | struct dmae_command *dmae = &bp->stats_dmae; |
| 3804 | u32 *stats_comp = bnx2x_sp(bp, stats_comp); |
| 3805 | |
| 3806 | *stats_comp = DMAE_COMP_VAL; |
Eilon Greenstein | de832a5 | 2009-02-12 08:36:33 +0000 | [diff] [blame] | 3807 | if (CHIP_REV_IS_SLOW(bp)) |
| 3808 | return; |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 3809 | |
| 3810 | /* loader */ |
| 3811 | if (bp->executer_idx) { |
| 3812 | int loader_idx = PMF_DMAE_C(bp); |
| 3813 | |
| 3814 | memset(dmae, 0, sizeof(struct dmae_command)); |
| 3815 | |
| 3816 | dmae->opcode = (DMAE_CMD_SRC_PCI | DMAE_CMD_DST_GRC | |
| 3817 | DMAE_CMD_C_DST_GRC | DMAE_CMD_C_ENABLE | |
| 3818 | DMAE_CMD_DST_RESET | |
| 3819 | #ifdef __BIG_ENDIAN |
| 3820 | DMAE_CMD_ENDIANITY_B_DW_SWAP | |
| 3821 | #else |
| 3822 | DMAE_CMD_ENDIANITY_DW_SWAP | |
| 3823 | #endif |
| 3824 | (BP_PORT(bp) ? DMAE_CMD_PORT_1 : |
| 3825 | DMAE_CMD_PORT_0) | |
| 3826 | (BP_E1HVN(bp) << DMAE_CMD_E1HVN_SHIFT)); |
| 3827 | dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, dmae[0])); |
| 3828 | dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, dmae[0])); |
| 3829 | dmae->dst_addr_lo = (DMAE_REG_CMD_MEM + |
| 3830 | sizeof(struct dmae_command) * |
| 3831 | (loader_idx + 1)) >> 2; |
| 3832 | dmae->dst_addr_hi = 0; |
| 3833 | dmae->len = sizeof(struct dmae_command) >> 2; |
| 3834 | if (CHIP_IS_E1(bp)) |
| 3835 | dmae->len--; |
| 3836 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx + 1] >> 2; |
| 3837 | dmae->comp_addr_hi = 0; |
| 3838 | dmae->comp_val = 1; |
| 3839 | |
| 3840 | *stats_comp = 0; |
| 3841 | bnx2x_post_dmae(bp, dmae, loader_idx); |
| 3842 | |
| 3843 | } else if (bp->func_stx) { |
| 3844 | *stats_comp = 0; |
| 3845 | bnx2x_post_dmae(bp, dmae, INIT_DMAE_C(bp)); |
| 3846 | } |
| 3847 | } |
| 3848 | |
| 3849 | static int bnx2x_stats_comp(struct bnx2x *bp) |
| 3850 | { |
| 3851 | u32 *stats_comp = bnx2x_sp(bp, stats_comp); |
| 3852 | int cnt = 10; |
| 3853 | |
| 3854 | might_sleep(); |
| 3855 | while (*stats_comp != DMAE_COMP_VAL) { |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 3856 | if (!cnt) { |
| 3857 | BNX2X_ERR("timeout waiting for stats finished\n"); |
| 3858 | break; |
| 3859 | } |
| 3860 | cnt--; |
Yitchak Gertner | 1246940 | 2008-08-13 15:52:08 -0700 | [diff] [blame] | 3861 | msleep(1); |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 3862 | } |
| 3863 | return 1; |
| 3864 | } |
| 3865 | |
| 3866 | /* |
| 3867 | * Statistics service functions |
| 3868 | */ |
| 3869 | |
| 3870 | static void bnx2x_stats_pmf_update(struct bnx2x *bp) |
| 3871 | { |
| 3872 | struct dmae_command *dmae; |
| 3873 | u32 opcode; |
| 3874 | int loader_idx = PMF_DMAE_C(bp); |
| 3875 | u32 *stats_comp = bnx2x_sp(bp, stats_comp); |
| 3876 | |
| 3877 | /* sanity */ |
| 3878 | if (!IS_E1HMF(bp) || !bp->port.pmf || !bp->port.port_stx) { |
| 3879 | BNX2X_ERR("BUG!\n"); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3880 | return; |
| 3881 | } |
| 3882 | |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 3883 | bp->executer_idx = 0; |
| 3884 | |
| 3885 | opcode = (DMAE_CMD_SRC_GRC | DMAE_CMD_DST_PCI | |
| 3886 | DMAE_CMD_C_ENABLE | |
| 3887 | DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET | |
| 3888 | #ifdef __BIG_ENDIAN |
| 3889 | DMAE_CMD_ENDIANITY_B_DW_SWAP | |
| 3890 | #else |
| 3891 | DMAE_CMD_ENDIANITY_DW_SWAP | |
| 3892 | #endif |
| 3893 | (BP_PORT(bp) ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) | |
| 3894 | (BP_E1HVN(bp) << DMAE_CMD_E1HVN_SHIFT)); |
| 3895 | |
| 3896 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); |
| 3897 | dmae->opcode = (opcode | DMAE_CMD_C_DST_GRC); |
| 3898 | dmae->src_addr_lo = bp->port.port_stx >> 2; |
| 3899 | dmae->src_addr_hi = 0; |
| 3900 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, port_stats)); |
| 3901 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, port_stats)); |
| 3902 | dmae->len = DMAE_LEN32_RD_MAX; |
| 3903 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; |
| 3904 | dmae->comp_addr_hi = 0; |
| 3905 | dmae->comp_val = 1; |
| 3906 | |
| 3907 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); |
| 3908 | dmae->opcode = (opcode | DMAE_CMD_C_DST_PCI); |
| 3909 | dmae->src_addr_lo = (bp->port.port_stx >> 2) + DMAE_LEN32_RD_MAX; |
| 3910 | dmae->src_addr_hi = 0; |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 3911 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, port_stats) + |
| 3912 | DMAE_LEN32_RD_MAX * 4); |
| 3913 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, port_stats) + |
| 3914 | DMAE_LEN32_RD_MAX * 4); |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 3915 | dmae->len = (sizeof(struct host_port_stats) >> 2) - DMAE_LEN32_RD_MAX; |
| 3916 | dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, stats_comp)); |
| 3917 | dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, stats_comp)); |
| 3918 | dmae->comp_val = DMAE_COMP_VAL; |
| 3919 | |
| 3920 | *stats_comp = 0; |
| 3921 | bnx2x_hw_stats_post(bp); |
| 3922 | bnx2x_stats_comp(bp); |
| 3923 | } |
| 3924 | |
| 3925 | static void bnx2x_port_stats_init(struct bnx2x *bp) |
| 3926 | { |
| 3927 | struct dmae_command *dmae; |
| 3928 | int port = BP_PORT(bp); |
| 3929 | int vn = BP_E1HVN(bp); |
| 3930 | u32 opcode; |
| 3931 | int loader_idx = PMF_DMAE_C(bp); |
| 3932 | u32 mac_addr; |
| 3933 | u32 *stats_comp = bnx2x_sp(bp, stats_comp); |
| 3934 | |
| 3935 | /* sanity */ |
| 3936 | if (!bp->link_vars.link_up || !bp->port.pmf) { |
| 3937 | BNX2X_ERR("BUG!\n"); |
| 3938 | return; |
| 3939 | } |
| 3940 | |
| 3941 | bp->executer_idx = 0; |
| 3942 | |
| 3943 | /* MCP */ |
| 3944 | opcode = (DMAE_CMD_SRC_PCI | DMAE_CMD_DST_GRC | |
| 3945 | DMAE_CMD_C_DST_GRC | DMAE_CMD_C_ENABLE | |
| 3946 | DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET | |
| 3947 | #ifdef __BIG_ENDIAN |
| 3948 | DMAE_CMD_ENDIANITY_B_DW_SWAP | |
| 3949 | #else |
| 3950 | DMAE_CMD_ENDIANITY_DW_SWAP | |
| 3951 | #endif |
| 3952 | (port ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) | |
| 3953 | (vn << DMAE_CMD_E1HVN_SHIFT)); |
| 3954 | |
| 3955 | if (bp->port.port_stx) { |
| 3956 | |
| 3957 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); |
| 3958 | dmae->opcode = opcode; |
| 3959 | dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, port_stats)); |
| 3960 | dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, port_stats)); |
| 3961 | dmae->dst_addr_lo = bp->port.port_stx >> 2; |
| 3962 | dmae->dst_addr_hi = 0; |
| 3963 | dmae->len = sizeof(struct host_port_stats) >> 2; |
| 3964 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; |
| 3965 | dmae->comp_addr_hi = 0; |
| 3966 | dmae->comp_val = 1; |
| 3967 | } |
| 3968 | |
| 3969 | if (bp->func_stx) { |
| 3970 | |
| 3971 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); |
| 3972 | dmae->opcode = opcode; |
| 3973 | dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, func_stats)); |
| 3974 | dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, func_stats)); |
| 3975 | dmae->dst_addr_lo = bp->func_stx >> 2; |
| 3976 | dmae->dst_addr_hi = 0; |
| 3977 | dmae->len = sizeof(struct host_func_stats) >> 2; |
| 3978 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; |
| 3979 | dmae->comp_addr_hi = 0; |
| 3980 | dmae->comp_val = 1; |
| 3981 | } |
| 3982 | |
| 3983 | /* MAC */ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3984 | opcode = (DMAE_CMD_SRC_GRC | DMAE_CMD_DST_PCI | |
| 3985 | DMAE_CMD_C_DST_GRC | DMAE_CMD_C_ENABLE | |
| 3986 | DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET | |
| 3987 | #ifdef __BIG_ENDIAN |
| 3988 | DMAE_CMD_ENDIANITY_B_DW_SWAP | |
| 3989 | #else |
| 3990 | DMAE_CMD_ENDIANITY_DW_SWAP | |
| 3991 | #endif |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 3992 | (port ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) | |
| 3993 | (vn << DMAE_CMD_E1HVN_SHIFT)); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3994 | |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 3995 | if (bp->link_vars.mac_type == MAC_TYPE_BMAC) { |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3996 | |
| 3997 | mac_addr = (port ? NIG_REG_INGRESS_BMAC1_MEM : |
| 3998 | NIG_REG_INGRESS_BMAC0_MEM); |
| 3999 | |
| 4000 | /* BIGMAC_REGISTER_TX_STAT_GTPKT .. |
| 4001 | BIGMAC_REGISTER_TX_STAT_GTBYT */ |
| 4002 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); |
| 4003 | dmae->opcode = opcode; |
| 4004 | dmae->src_addr_lo = (mac_addr + |
| 4005 | BIGMAC_REGISTER_TX_STAT_GTPKT) >> 2; |
| 4006 | dmae->src_addr_hi = 0; |
| 4007 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, mac_stats)); |
| 4008 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, mac_stats)); |
| 4009 | dmae->len = (8 + BIGMAC_REGISTER_TX_STAT_GTBYT - |
| 4010 | BIGMAC_REGISTER_TX_STAT_GTPKT) >> 2; |
| 4011 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; |
| 4012 | dmae->comp_addr_hi = 0; |
| 4013 | dmae->comp_val = 1; |
| 4014 | |
| 4015 | /* BIGMAC_REGISTER_RX_STAT_GR64 .. |
| 4016 | BIGMAC_REGISTER_RX_STAT_GRIPJ */ |
| 4017 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); |
| 4018 | dmae->opcode = opcode; |
| 4019 | dmae->src_addr_lo = (mac_addr + |
| 4020 | BIGMAC_REGISTER_RX_STAT_GR64) >> 2; |
| 4021 | dmae->src_addr_hi = 0; |
| 4022 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, mac_stats) + |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 4023 | offsetof(struct bmac_stats, rx_stat_gr64_lo)); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4024 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, mac_stats) + |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 4025 | offsetof(struct bmac_stats, rx_stat_gr64_lo)); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4026 | dmae->len = (8 + BIGMAC_REGISTER_RX_STAT_GRIPJ - |
| 4027 | BIGMAC_REGISTER_RX_STAT_GR64) >> 2; |
| 4028 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; |
| 4029 | dmae->comp_addr_hi = 0; |
| 4030 | dmae->comp_val = 1; |
| 4031 | |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 4032 | } else if (bp->link_vars.mac_type == MAC_TYPE_EMAC) { |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4033 | |
| 4034 | mac_addr = (port ? GRCBASE_EMAC1 : GRCBASE_EMAC0); |
| 4035 | |
| 4036 | /* EMAC_REG_EMAC_RX_STAT_AC (EMAC_REG_EMAC_RX_STAT_AC_COUNT)*/ |
| 4037 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); |
| 4038 | dmae->opcode = opcode; |
| 4039 | dmae->src_addr_lo = (mac_addr + |
| 4040 | EMAC_REG_EMAC_RX_STAT_AC) >> 2; |
| 4041 | dmae->src_addr_hi = 0; |
| 4042 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, mac_stats)); |
| 4043 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, mac_stats)); |
| 4044 | dmae->len = EMAC_REG_EMAC_RX_STAT_AC_COUNT; |
| 4045 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; |
| 4046 | dmae->comp_addr_hi = 0; |
| 4047 | dmae->comp_val = 1; |
| 4048 | |
| 4049 | /* EMAC_REG_EMAC_RX_STAT_AC_28 */ |
| 4050 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); |
| 4051 | dmae->opcode = opcode; |
| 4052 | dmae->src_addr_lo = (mac_addr + |
| 4053 | EMAC_REG_EMAC_RX_STAT_AC_28) >> 2; |
| 4054 | dmae->src_addr_hi = 0; |
| 4055 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, mac_stats) + |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 4056 | offsetof(struct emac_stats, rx_stat_falsecarriererrors)); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4057 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, mac_stats) + |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 4058 | offsetof(struct emac_stats, rx_stat_falsecarriererrors)); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4059 | dmae->len = 1; |
| 4060 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; |
| 4061 | dmae->comp_addr_hi = 0; |
| 4062 | dmae->comp_val = 1; |
| 4063 | |
| 4064 | /* EMAC_REG_EMAC_TX_STAT_AC (EMAC_REG_EMAC_TX_STAT_AC_COUNT)*/ |
| 4065 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); |
| 4066 | dmae->opcode = opcode; |
| 4067 | dmae->src_addr_lo = (mac_addr + |
| 4068 | EMAC_REG_EMAC_TX_STAT_AC) >> 2; |
| 4069 | dmae->src_addr_hi = 0; |
| 4070 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, mac_stats) + |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 4071 | offsetof(struct emac_stats, tx_stat_ifhcoutoctets)); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4072 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, mac_stats) + |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 4073 | offsetof(struct emac_stats, tx_stat_ifhcoutoctets)); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4074 | dmae->len = EMAC_REG_EMAC_TX_STAT_AC_COUNT; |
| 4075 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; |
| 4076 | dmae->comp_addr_hi = 0; |
| 4077 | dmae->comp_val = 1; |
| 4078 | } |
| 4079 | |
| 4080 | /* NIG */ |
| 4081 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 4082 | dmae->opcode = opcode; |
| 4083 | dmae->src_addr_lo = (port ? NIG_REG_STAT1_BRB_DISCARD : |
| 4084 | NIG_REG_STAT0_BRB_DISCARD) >> 2; |
| 4085 | dmae->src_addr_hi = 0; |
| 4086 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, nig_stats)); |
| 4087 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, nig_stats)); |
| 4088 | dmae->len = (sizeof(struct nig_stats) - 4*sizeof(u32)) >> 2; |
| 4089 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; |
| 4090 | dmae->comp_addr_hi = 0; |
| 4091 | dmae->comp_val = 1; |
| 4092 | |
| 4093 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); |
| 4094 | dmae->opcode = opcode; |
| 4095 | dmae->src_addr_lo = (port ? NIG_REG_STAT1_EGRESS_MAC_PKT0 : |
| 4096 | NIG_REG_STAT0_EGRESS_MAC_PKT0) >> 2; |
| 4097 | dmae->src_addr_hi = 0; |
| 4098 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, nig_stats) + |
| 4099 | offsetof(struct nig_stats, egress_mac_pkt0_lo)); |
| 4100 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, nig_stats) + |
| 4101 | offsetof(struct nig_stats, egress_mac_pkt0_lo)); |
| 4102 | dmae->len = (2*sizeof(u32)) >> 2; |
| 4103 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; |
| 4104 | dmae->comp_addr_hi = 0; |
| 4105 | dmae->comp_val = 1; |
| 4106 | |
| 4107 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4108 | dmae->opcode = (DMAE_CMD_SRC_GRC | DMAE_CMD_DST_PCI | |
| 4109 | DMAE_CMD_C_DST_PCI | DMAE_CMD_C_ENABLE | |
| 4110 | DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET | |
| 4111 | #ifdef __BIG_ENDIAN |
| 4112 | DMAE_CMD_ENDIANITY_B_DW_SWAP | |
| 4113 | #else |
| 4114 | DMAE_CMD_ENDIANITY_DW_SWAP | |
| 4115 | #endif |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 4116 | (port ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) | |
| 4117 | (vn << DMAE_CMD_E1HVN_SHIFT)); |
| 4118 | dmae->src_addr_lo = (port ? NIG_REG_STAT1_EGRESS_MAC_PKT1 : |
| 4119 | NIG_REG_STAT0_EGRESS_MAC_PKT1) >> 2; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4120 | dmae->src_addr_hi = 0; |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 4121 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, nig_stats) + |
| 4122 | offsetof(struct nig_stats, egress_mac_pkt1_lo)); |
| 4123 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, nig_stats) + |
| 4124 | offsetof(struct nig_stats, egress_mac_pkt1_lo)); |
| 4125 | dmae->len = (2*sizeof(u32)) >> 2; |
| 4126 | dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, stats_comp)); |
| 4127 | dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, stats_comp)); |
| 4128 | dmae->comp_val = DMAE_COMP_VAL; |
| 4129 | |
| 4130 | *stats_comp = 0; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4131 | } |
| 4132 | |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 4133 | static void bnx2x_func_stats_init(struct bnx2x *bp) |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4134 | { |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 4135 | struct dmae_command *dmae = &bp->stats_dmae; |
| 4136 | u32 *stats_comp = bnx2x_sp(bp, stats_comp); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4137 | |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 4138 | /* sanity */ |
| 4139 | if (!bp->func_stx) { |
| 4140 | BNX2X_ERR("BUG!\n"); |
| 4141 | return; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4142 | } |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 4143 | |
| 4144 | bp->executer_idx = 0; |
| 4145 | memset(dmae, 0, sizeof(struct dmae_command)); |
| 4146 | |
| 4147 | dmae->opcode = (DMAE_CMD_SRC_PCI | DMAE_CMD_DST_GRC | |
| 4148 | DMAE_CMD_C_DST_PCI | DMAE_CMD_C_ENABLE | |
| 4149 | DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET | |
| 4150 | #ifdef __BIG_ENDIAN |
| 4151 | DMAE_CMD_ENDIANITY_B_DW_SWAP | |
| 4152 | #else |
| 4153 | DMAE_CMD_ENDIANITY_DW_SWAP | |
| 4154 | #endif |
| 4155 | (BP_PORT(bp) ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) | |
| 4156 | (BP_E1HVN(bp) << DMAE_CMD_E1HVN_SHIFT)); |
| 4157 | dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, func_stats)); |
| 4158 | dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, func_stats)); |
| 4159 | dmae->dst_addr_lo = bp->func_stx >> 2; |
| 4160 | dmae->dst_addr_hi = 0; |
| 4161 | dmae->len = sizeof(struct host_func_stats) >> 2; |
| 4162 | dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, stats_comp)); |
| 4163 | dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, stats_comp)); |
| 4164 | dmae->comp_val = DMAE_COMP_VAL; |
| 4165 | |
| 4166 | *stats_comp = 0; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4167 | } |
| 4168 | |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 4169 | static void bnx2x_stats_start(struct bnx2x *bp) |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4170 | { |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 4171 | if (bp->port.pmf) |
| 4172 | bnx2x_port_stats_init(bp); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4173 | |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 4174 | else if (bp->func_stx) |
| 4175 | bnx2x_func_stats_init(bp); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4176 | |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 4177 | bnx2x_hw_stats_post(bp); |
| 4178 | bnx2x_storm_stats_post(bp); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4179 | } |
| 4180 | |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 4181 | static void bnx2x_stats_pmf_start(struct bnx2x *bp) |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4182 | { |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 4183 | bnx2x_stats_comp(bp); |
| 4184 | bnx2x_stats_pmf_update(bp); |
| 4185 | bnx2x_stats_start(bp); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4186 | } |
| 4187 | |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 4188 | static void bnx2x_stats_restart(struct bnx2x *bp) |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4189 | { |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 4190 | bnx2x_stats_comp(bp); |
| 4191 | bnx2x_stats_start(bp); |
| 4192 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4193 | |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 4194 | static void bnx2x_bmac_stats_update(struct bnx2x *bp) |
| 4195 | { |
| 4196 | struct bmac_stats *new = bnx2x_sp(bp, mac_stats.bmac_stats); |
| 4197 | struct host_port_stats *pstats = bnx2x_sp(bp, port_stats); |
Eilon Greenstein | de832a5 | 2009-02-12 08:36:33 +0000 | [diff] [blame] | 4198 | struct bnx2x_eth_stats *estats = &bp->eth_stats; |
Eilon Greenstein | 4781bfa | 2009-02-12 08:38:17 +0000 | [diff] [blame] | 4199 | struct { |
| 4200 | u32 lo; |
| 4201 | u32 hi; |
| 4202 | } diff; |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 4203 | |
| 4204 | UPDATE_STAT64(rx_stat_grerb, rx_stat_ifhcinbadoctets); |
| 4205 | UPDATE_STAT64(rx_stat_grfcs, rx_stat_dot3statsfcserrors); |
| 4206 | UPDATE_STAT64(rx_stat_grund, rx_stat_etherstatsundersizepkts); |
| 4207 | UPDATE_STAT64(rx_stat_grovr, rx_stat_dot3statsframestoolong); |
| 4208 | UPDATE_STAT64(rx_stat_grfrg, rx_stat_etherstatsfragments); |
| 4209 | UPDATE_STAT64(rx_stat_grjbr, rx_stat_etherstatsjabbers); |
Yitchak Gertner | 66e855f | 2008-08-13 15:49:05 -0700 | [diff] [blame] | 4210 | UPDATE_STAT64(rx_stat_grxcf, rx_stat_maccontrolframesreceived); |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 4211 | UPDATE_STAT64(rx_stat_grxpf, rx_stat_xoffstateentered); |
Eilon Greenstein | de832a5 | 2009-02-12 08:36:33 +0000 | [diff] [blame] | 4212 | UPDATE_STAT64(rx_stat_grxpf, rx_stat_bmac_xpf); |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 4213 | UPDATE_STAT64(tx_stat_gtxpf, tx_stat_outxoffsent); |
| 4214 | UPDATE_STAT64(tx_stat_gtxpf, tx_stat_flowcontroldone); |
| 4215 | UPDATE_STAT64(tx_stat_gt64, tx_stat_etherstatspkts64octets); |
| 4216 | UPDATE_STAT64(tx_stat_gt127, |
| 4217 | tx_stat_etherstatspkts65octetsto127octets); |
| 4218 | UPDATE_STAT64(tx_stat_gt255, |
| 4219 | tx_stat_etherstatspkts128octetsto255octets); |
| 4220 | UPDATE_STAT64(tx_stat_gt511, |
| 4221 | tx_stat_etherstatspkts256octetsto511octets); |
| 4222 | UPDATE_STAT64(tx_stat_gt1023, |
| 4223 | tx_stat_etherstatspkts512octetsto1023octets); |
| 4224 | UPDATE_STAT64(tx_stat_gt1518, |
| 4225 | tx_stat_etherstatspkts1024octetsto1522octets); |
| 4226 | UPDATE_STAT64(tx_stat_gt2047, tx_stat_bmac_2047); |
| 4227 | UPDATE_STAT64(tx_stat_gt4095, tx_stat_bmac_4095); |
| 4228 | UPDATE_STAT64(tx_stat_gt9216, tx_stat_bmac_9216); |
| 4229 | UPDATE_STAT64(tx_stat_gt16383, tx_stat_bmac_16383); |
| 4230 | UPDATE_STAT64(tx_stat_gterr, |
| 4231 | tx_stat_dot3statsinternalmactransmiterrors); |
| 4232 | UPDATE_STAT64(tx_stat_gtufl, tx_stat_bmac_ufl); |
Eilon Greenstein | de832a5 | 2009-02-12 08:36:33 +0000 | [diff] [blame] | 4233 | |
| 4234 | estats->pause_frames_received_hi = |
| 4235 | pstats->mac_stx[1].rx_stat_bmac_xpf_hi; |
| 4236 | estats->pause_frames_received_lo = |
| 4237 | pstats->mac_stx[1].rx_stat_bmac_xpf_lo; |
| 4238 | |
| 4239 | estats->pause_frames_sent_hi = |
| 4240 | pstats->mac_stx[1].tx_stat_outxoffsent_hi; |
| 4241 | estats->pause_frames_sent_lo = |
| 4242 | pstats->mac_stx[1].tx_stat_outxoffsent_lo; |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 4243 | } |
| 4244 | |
| 4245 | static void bnx2x_emac_stats_update(struct bnx2x *bp) |
| 4246 | { |
| 4247 | struct emac_stats *new = bnx2x_sp(bp, mac_stats.emac_stats); |
| 4248 | struct host_port_stats *pstats = bnx2x_sp(bp, port_stats); |
Eilon Greenstein | de832a5 | 2009-02-12 08:36:33 +0000 | [diff] [blame] | 4249 | struct bnx2x_eth_stats *estats = &bp->eth_stats; |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 4250 | |
| 4251 | UPDATE_EXTEND_STAT(rx_stat_ifhcinbadoctets); |
| 4252 | UPDATE_EXTEND_STAT(tx_stat_ifhcoutbadoctets); |
| 4253 | UPDATE_EXTEND_STAT(rx_stat_dot3statsfcserrors); |
| 4254 | UPDATE_EXTEND_STAT(rx_stat_dot3statsalignmenterrors); |
| 4255 | UPDATE_EXTEND_STAT(rx_stat_dot3statscarriersenseerrors); |
| 4256 | UPDATE_EXTEND_STAT(rx_stat_falsecarriererrors); |
| 4257 | UPDATE_EXTEND_STAT(rx_stat_etherstatsundersizepkts); |
| 4258 | UPDATE_EXTEND_STAT(rx_stat_dot3statsframestoolong); |
| 4259 | UPDATE_EXTEND_STAT(rx_stat_etherstatsfragments); |
| 4260 | UPDATE_EXTEND_STAT(rx_stat_etherstatsjabbers); |
| 4261 | UPDATE_EXTEND_STAT(rx_stat_maccontrolframesreceived); |
| 4262 | UPDATE_EXTEND_STAT(rx_stat_xoffstateentered); |
| 4263 | UPDATE_EXTEND_STAT(rx_stat_xonpauseframesreceived); |
| 4264 | UPDATE_EXTEND_STAT(rx_stat_xoffpauseframesreceived); |
| 4265 | UPDATE_EXTEND_STAT(tx_stat_outxonsent); |
| 4266 | UPDATE_EXTEND_STAT(tx_stat_outxoffsent); |
| 4267 | UPDATE_EXTEND_STAT(tx_stat_flowcontroldone); |
| 4268 | UPDATE_EXTEND_STAT(tx_stat_etherstatscollisions); |
| 4269 | UPDATE_EXTEND_STAT(tx_stat_dot3statssinglecollisionframes); |
| 4270 | UPDATE_EXTEND_STAT(tx_stat_dot3statsmultiplecollisionframes); |
| 4271 | UPDATE_EXTEND_STAT(tx_stat_dot3statsdeferredtransmissions); |
| 4272 | UPDATE_EXTEND_STAT(tx_stat_dot3statsexcessivecollisions); |
| 4273 | UPDATE_EXTEND_STAT(tx_stat_dot3statslatecollisions); |
| 4274 | UPDATE_EXTEND_STAT(tx_stat_etherstatspkts64octets); |
| 4275 | UPDATE_EXTEND_STAT(tx_stat_etherstatspkts65octetsto127octets); |
| 4276 | UPDATE_EXTEND_STAT(tx_stat_etherstatspkts128octetsto255octets); |
| 4277 | UPDATE_EXTEND_STAT(tx_stat_etherstatspkts256octetsto511octets); |
| 4278 | UPDATE_EXTEND_STAT(tx_stat_etherstatspkts512octetsto1023octets); |
| 4279 | UPDATE_EXTEND_STAT(tx_stat_etherstatspkts1024octetsto1522octets); |
| 4280 | UPDATE_EXTEND_STAT(tx_stat_etherstatspktsover1522octets); |
| 4281 | UPDATE_EXTEND_STAT(tx_stat_dot3statsinternalmactransmiterrors); |
Eilon Greenstein | de832a5 | 2009-02-12 08:36:33 +0000 | [diff] [blame] | 4282 | |
| 4283 | estats->pause_frames_received_hi = |
| 4284 | pstats->mac_stx[1].rx_stat_xonpauseframesreceived_hi; |
| 4285 | estats->pause_frames_received_lo = |
| 4286 | pstats->mac_stx[1].rx_stat_xonpauseframesreceived_lo; |
| 4287 | ADD_64(estats->pause_frames_received_hi, |
| 4288 | pstats->mac_stx[1].rx_stat_xoffpauseframesreceived_hi, |
| 4289 | estats->pause_frames_received_lo, |
| 4290 | pstats->mac_stx[1].rx_stat_xoffpauseframesreceived_lo); |
| 4291 | |
| 4292 | estats->pause_frames_sent_hi = |
| 4293 | pstats->mac_stx[1].tx_stat_outxonsent_hi; |
| 4294 | estats->pause_frames_sent_lo = |
| 4295 | pstats->mac_stx[1].tx_stat_outxonsent_lo; |
| 4296 | ADD_64(estats->pause_frames_sent_hi, |
| 4297 | pstats->mac_stx[1].tx_stat_outxoffsent_hi, |
| 4298 | estats->pause_frames_sent_lo, |
| 4299 | pstats->mac_stx[1].tx_stat_outxoffsent_lo); |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 4300 | } |
| 4301 | |
| 4302 | static int bnx2x_hw_stats_update(struct bnx2x *bp) |
| 4303 | { |
| 4304 | struct nig_stats *new = bnx2x_sp(bp, nig_stats); |
| 4305 | struct nig_stats *old = &(bp->port.old_nig_stats); |
| 4306 | struct host_port_stats *pstats = bnx2x_sp(bp, port_stats); |
| 4307 | struct bnx2x_eth_stats *estats = &bp->eth_stats; |
Eilon Greenstein | 4781bfa | 2009-02-12 08:38:17 +0000 | [diff] [blame] | 4308 | struct { |
| 4309 | u32 lo; |
| 4310 | u32 hi; |
| 4311 | } diff; |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 4312 | |
| 4313 | if (bp->link_vars.mac_type == MAC_TYPE_BMAC) |
| 4314 | bnx2x_bmac_stats_update(bp); |
| 4315 | |
| 4316 | else if (bp->link_vars.mac_type == MAC_TYPE_EMAC) |
| 4317 | bnx2x_emac_stats_update(bp); |
| 4318 | |
| 4319 | else { /* unreached */ |
Eilon Greenstein | c3eefaf | 2009-03-02 08:01:09 +0000 | [diff] [blame] | 4320 | BNX2X_ERR("stats updated by DMAE but no MAC active\n"); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4321 | return -1; |
| 4322 | } |
| 4323 | |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 4324 | ADD_EXTEND_64(pstats->brb_drop_hi, pstats->brb_drop_lo, |
| 4325 | new->brb_discard - old->brb_discard); |
Yitchak Gertner | 66e855f | 2008-08-13 15:49:05 -0700 | [diff] [blame] | 4326 | ADD_EXTEND_64(estats->brb_truncate_hi, estats->brb_truncate_lo, |
| 4327 | new->brb_truncate - old->brb_truncate); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4328 | |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 4329 | UPDATE_STAT64_NIG(egress_mac_pkt0, |
| 4330 | etherstatspkts1024octetsto1522octets); |
| 4331 | UPDATE_STAT64_NIG(egress_mac_pkt1, etherstatspktsover1522octets); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4332 | |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 4333 | memcpy(old, new, sizeof(struct nig_stats)); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4334 | |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 4335 | memcpy(&(estats->rx_stat_ifhcinbadoctets_hi), &(pstats->mac_stx[1]), |
| 4336 | sizeof(struct mac_stx)); |
| 4337 | estats->brb_drop_hi = pstats->brb_drop_hi; |
| 4338 | estats->brb_drop_lo = pstats->brb_drop_lo; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4339 | |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 4340 | pstats->host_port_stats_start = ++pstats->host_port_stats_end; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4341 | |
Vladislav Zolotarov | 2145a92 | 2010-04-19 01:13:49 +0000 | [diff] [blame] | 4342 | if (!BP_NOMCP(bp)) { |
| 4343 | u32 nig_timer_max = |
| 4344 | SHMEM_RD(bp, port_mb[BP_PORT(bp)].stat_nig_timer); |
| 4345 | if (nig_timer_max != estats->nig_timer_max) { |
| 4346 | estats->nig_timer_max = nig_timer_max; |
| 4347 | BNX2X_ERR("NIG timer max (%u)\n", |
| 4348 | estats->nig_timer_max); |
| 4349 | } |
Eilon Greenstein | de832a5 | 2009-02-12 08:36:33 +0000 | [diff] [blame] | 4350 | } |
| 4351 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4352 | return 0; |
| 4353 | } |
| 4354 | |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 4355 | static int bnx2x_storm_stats_update(struct bnx2x *bp) |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4356 | { |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 4357 | struct eth_stats_query *stats = bnx2x_sp(bp, fw_stats); |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 4358 | struct tstorm_per_port_stats *tport = |
Eilon Greenstein | de832a5 | 2009-02-12 08:36:33 +0000 | [diff] [blame] | 4359 | &stats->tstorm_common.port_statistics; |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 4360 | struct host_func_stats *fstats = bnx2x_sp(bp, func_stats); |
| 4361 | struct bnx2x_eth_stats *estats = &bp->eth_stats; |
Eilon Greenstein | de832a5 | 2009-02-12 08:36:33 +0000 | [diff] [blame] | 4362 | int i; |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 4363 | |
Eilon Greenstein | 6fe49bb | 2009-08-12 08:23:17 +0000 | [diff] [blame] | 4364 | memcpy(&(fstats->total_bytes_received_hi), |
| 4365 | &(bnx2x_sp(bp, func_stats_base)->total_bytes_received_hi), |
Eilon Greenstein | de832a5 | 2009-02-12 08:36:33 +0000 | [diff] [blame] | 4366 | sizeof(struct host_func_stats) - 2*sizeof(u32)); |
| 4367 | estats->error_bytes_received_hi = 0; |
| 4368 | estats->error_bytes_received_lo = 0; |
| 4369 | estats->etherstatsoverrsizepkts_hi = 0; |
| 4370 | estats->etherstatsoverrsizepkts_lo = 0; |
| 4371 | estats->no_buff_discard_hi = 0; |
| 4372 | estats->no_buff_discard_lo = 0; |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 4373 | |
Vladislav Zolotarov | 54b9dda | 2009-11-16 06:05:58 +0000 | [diff] [blame] | 4374 | for_each_queue(bp, i) { |
Eilon Greenstein | de832a5 | 2009-02-12 08:36:33 +0000 | [diff] [blame] | 4375 | struct bnx2x_fastpath *fp = &bp->fp[i]; |
| 4376 | int cl_id = fp->cl_id; |
| 4377 | struct tstorm_per_client_stats *tclient = |
| 4378 | &stats->tstorm_common.client_statistics[cl_id]; |
| 4379 | struct tstorm_per_client_stats *old_tclient = &fp->old_tclient; |
| 4380 | struct ustorm_per_client_stats *uclient = |
| 4381 | &stats->ustorm_common.client_statistics[cl_id]; |
| 4382 | struct ustorm_per_client_stats *old_uclient = &fp->old_uclient; |
| 4383 | struct xstorm_per_client_stats *xclient = |
| 4384 | &stats->xstorm_common.client_statistics[cl_id]; |
| 4385 | struct xstorm_per_client_stats *old_xclient = &fp->old_xclient; |
| 4386 | struct bnx2x_eth_q_stats *qstats = &fp->eth_q_stats; |
| 4387 | u32 diff; |
| 4388 | |
| 4389 | /* are storm stats valid? */ |
| 4390 | if ((u16)(le16_to_cpu(xclient->stats_counter) + 1) != |
| 4391 | bp->stats_counter) { |
| 4392 | DP(BNX2X_MSG_STATS, "[%d] stats not updated by xstorm" |
Vladislav Zolotarov | cdaa7cb | 2010-04-19 01:13:57 +0000 | [diff] [blame] | 4393 | " xstorm counter (0x%x) != stats_counter (0x%x)\n", |
Eilon Greenstein | de832a5 | 2009-02-12 08:36:33 +0000 | [diff] [blame] | 4394 | i, xclient->stats_counter, bp->stats_counter); |
| 4395 | return -1; |
| 4396 | } |
| 4397 | if ((u16)(le16_to_cpu(tclient->stats_counter) + 1) != |
| 4398 | bp->stats_counter) { |
| 4399 | DP(BNX2X_MSG_STATS, "[%d] stats not updated by tstorm" |
Vladislav Zolotarov | cdaa7cb | 2010-04-19 01:13:57 +0000 | [diff] [blame] | 4400 | " tstorm counter (0x%x) != stats_counter (0x%x)\n", |
Eilon Greenstein | de832a5 | 2009-02-12 08:36:33 +0000 | [diff] [blame] | 4401 | i, tclient->stats_counter, bp->stats_counter); |
| 4402 | return -2; |
| 4403 | } |
| 4404 | if ((u16)(le16_to_cpu(uclient->stats_counter) + 1) != |
| 4405 | bp->stats_counter) { |
| 4406 | DP(BNX2X_MSG_STATS, "[%d] stats not updated by ustorm" |
Vladislav Zolotarov | cdaa7cb | 2010-04-19 01:13:57 +0000 | [diff] [blame] | 4407 | " ustorm counter (0x%x) != stats_counter (0x%x)\n", |
Eilon Greenstein | de832a5 | 2009-02-12 08:36:33 +0000 | [diff] [blame] | 4408 | i, uclient->stats_counter, bp->stats_counter); |
| 4409 | return -4; |
| 4410 | } |
| 4411 | |
| 4412 | qstats->total_bytes_received_hi = |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 4413 | le32_to_cpu(tclient->rcv_broadcast_bytes.hi); |
Eilon Greenstein | de832a5 | 2009-02-12 08:36:33 +0000 | [diff] [blame] | 4414 | qstats->total_bytes_received_lo = |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 4415 | le32_to_cpu(tclient->rcv_broadcast_bytes.lo); |
| 4416 | |
| 4417 | ADD_64(qstats->total_bytes_received_hi, |
| 4418 | le32_to_cpu(tclient->rcv_multicast_bytes.hi), |
| 4419 | qstats->total_bytes_received_lo, |
| 4420 | le32_to_cpu(tclient->rcv_multicast_bytes.lo)); |
| 4421 | |
| 4422 | ADD_64(qstats->total_bytes_received_hi, |
| 4423 | le32_to_cpu(tclient->rcv_unicast_bytes.hi), |
| 4424 | qstats->total_bytes_received_lo, |
| 4425 | le32_to_cpu(tclient->rcv_unicast_bytes.lo)); |
| 4426 | |
Vladislav Zolotarov | dea7aab | 2010-04-19 01:14:07 +0000 | [diff] [blame^] | 4427 | SUB_64(qstats->total_bytes_received_hi, |
| 4428 | le32_to_cpu(uclient->bcast_no_buff_bytes.hi), |
| 4429 | qstats->total_bytes_received_lo, |
| 4430 | le32_to_cpu(uclient->bcast_no_buff_bytes.lo)); |
| 4431 | |
| 4432 | SUB_64(qstats->total_bytes_received_hi, |
| 4433 | le32_to_cpu(uclient->mcast_no_buff_bytes.hi), |
| 4434 | qstats->total_bytes_received_lo, |
| 4435 | le32_to_cpu(uclient->mcast_no_buff_bytes.lo)); |
| 4436 | |
| 4437 | SUB_64(qstats->total_bytes_received_hi, |
| 4438 | le32_to_cpu(uclient->ucast_no_buff_bytes.hi), |
| 4439 | qstats->total_bytes_received_lo, |
| 4440 | le32_to_cpu(uclient->ucast_no_buff_bytes.lo)); |
| 4441 | |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 4442 | qstats->valid_bytes_received_hi = |
| 4443 | qstats->total_bytes_received_hi; |
Eilon Greenstein | de832a5 | 2009-02-12 08:36:33 +0000 | [diff] [blame] | 4444 | qstats->valid_bytes_received_lo = |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 4445 | qstats->total_bytes_received_lo; |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 4446 | |
Eilon Greenstein | de832a5 | 2009-02-12 08:36:33 +0000 | [diff] [blame] | 4447 | qstats->error_bytes_received_hi = |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 4448 | le32_to_cpu(tclient->rcv_error_bytes.hi); |
Eilon Greenstein | de832a5 | 2009-02-12 08:36:33 +0000 | [diff] [blame] | 4449 | qstats->error_bytes_received_lo = |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 4450 | le32_to_cpu(tclient->rcv_error_bytes.lo); |
Eilon Greenstein | de832a5 | 2009-02-12 08:36:33 +0000 | [diff] [blame] | 4451 | |
| 4452 | ADD_64(qstats->total_bytes_received_hi, |
| 4453 | qstats->error_bytes_received_hi, |
| 4454 | qstats->total_bytes_received_lo, |
| 4455 | qstats->error_bytes_received_lo); |
| 4456 | |
| 4457 | UPDATE_EXTEND_TSTAT(rcv_unicast_pkts, |
| 4458 | total_unicast_packets_received); |
| 4459 | UPDATE_EXTEND_TSTAT(rcv_multicast_pkts, |
| 4460 | total_multicast_packets_received); |
| 4461 | UPDATE_EXTEND_TSTAT(rcv_broadcast_pkts, |
| 4462 | total_broadcast_packets_received); |
| 4463 | UPDATE_EXTEND_TSTAT(packets_too_big_discard, |
| 4464 | etherstatsoverrsizepkts); |
| 4465 | UPDATE_EXTEND_TSTAT(no_buff_discard, no_buff_discard); |
| 4466 | |
| 4467 | SUB_EXTEND_USTAT(ucast_no_buff_pkts, |
| 4468 | total_unicast_packets_received); |
| 4469 | SUB_EXTEND_USTAT(mcast_no_buff_pkts, |
| 4470 | total_multicast_packets_received); |
| 4471 | SUB_EXTEND_USTAT(bcast_no_buff_pkts, |
| 4472 | total_broadcast_packets_received); |
| 4473 | UPDATE_EXTEND_USTAT(ucast_no_buff_pkts, no_buff_discard); |
| 4474 | UPDATE_EXTEND_USTAT(mcast_no_buff_pkts, no_buff_discard); |
| 4475 | UPDATE_EXTEND_USTAT(bcast_no_buff_pkts, no_buff_discard); |
| 4476 | |
| 4477 | qstats->total_bytes_transmitted_hi = |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 4478 | le32_to_cpu(xclient->unicast_bytes_sent.hi); |
Eilon Greenstein | de832a5 | 2009-02-12 08:36:33 +0000 | [diff] [blame] | 4479 | qstats->total_bytes_transmitted_lo = |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 4480 | le32_to_cpu(xclient->unicast_bytes_sent.lo); |
| 4481 | |
| 4482 | ADD_64(qstats->total_bytes_transmitted_hi, |
| 4483 | le32_to_cpu(xclient->multicast_bytes_sent.hi), |
| 4484 | qstats->total_bytes_transmitted_lo, |
| 4485 | le32_to_cpu(xclient->multicast_bytes_sent.lo)); |
| 4486 | |
| 4487 | ADD_64(qstats->total_bytes_transmitted_hi, |
| 4488 | le32_to_cpu(xclient->broadcast_bytes_sent.hi), |
| 4489 | qstats->total_bytes_transmitted_lo, |
| 4490 | le32_to_cpu(xclient->broadcast_bytes_sent.lo)); |
Eilon Greenstein | de832a5 | 2009-02-12 08:36:33 +0000 | [diff] [blame] | 4491 | |
| 4492 | UPDATE_EXTEND_XSTAT(unicast_pkts_sent, |
| 4493 | total_unicast_packets_transmitted); |
| 4494 | UPDATE_EXTEND_XSTAT(multicast_pkts_sent, |
| 4495 | total_multicast_packets_transmitted); |
| 4496 | UPDATE_EXTEND_XSTAT(broadcast_pkts_sent, |
| 4497 | total_broadcast_packets_transmitted); |
| 4498 | |
| 4499 | old_tclient->checksum_discard = tclient->checksum_discard; |
| 4500 | old_tclient->ttl0_discard = tclient->ttl0_discard; |
| 4501 | |
| 4502 | ADD_64(fstats->total_bytes_received_hi, |
| 4503 | qstats->total_bytes_received_hi, |
| 4504 | fstats->total_bytes_received_lo, |
| 4505 | qstats->total_bytes_received_lo); |
| 4506 | ADD_64(fstats->total_bytes_transmitted_hi, |
| 4507 | qstats->total_bytes_transmitted_hi, |
| 4508 | fstats->total_bytes_transmitted_lo, |
| 4509 | qstats->total_bytes_transmitted_lo); |
| 4510 | ADD_64(fstats->total_unicast_packets_received_hi, |
| 4511 | qstats->total_unicast_packets_received_hi, |
| 4512 | fstats->total_unicast_packets_received_lo, |
| 4513 | qstats->total_unicast_packets_received_lo); |
| 4514 | ADD_64(fstats->total_multicast_packets_received_hi, |
| 4515 | qstats->total_multicast_packets_received_hi, |
| 4516 | fstats->total_multicast_packets_received_lo, |
| 4517 | qstats->total_multicast_packets_received_lo); |
| 4518 | ADD_64(fstats->total_broadcast_packets_received_hi, |
| 4519 | qstats->total_broadcast_packets_received_hi, |
| 4520 | fstats->total_broadcast_packets_received_lo, |
| 4521 | qstats->total_broadcast_packets_received_lo); |
| 4522 | ADD_64(fstats->total_unicast_packets_transmitted_hi, |
| 4523 | qstats->total_unicast_packets_transmitted_hi, |
| 4524 | fstats->total_unicast_packets_transmitted_lo, |
| 4525 | qstats->total_unicast_packets_transmitted_lo); |
| 4526 | ADD_64(fstats->total_multicast_packets_transmitted_hi, |
| 4527 | qstats->total_multicast_packets_transmitted_hi, |
| 4528 | fstats->total_multicast_packets_transmitted_lo, |
| 4529 | qstats->total_multicast_packets_transmitted_lo); |
| 4530 | ADD_64(fstats->total_broadcast_packets_transmitted_hi, |
| 4531 | qstats->total_broadcast_packets_transmitted_hi, |
| 4532 | fstats->total_broadcast_packets_transmitted_lo, |
| 4533 | qstats->total_broadcast_packets_transmitted_lo); |
| 4534 | ADD_64(fstats->valid_bytes_received_hi, |
| 4535 | qstats->valid_bytes_received_hi, |
| 4536 | fstats->valid_bytes_received_lo, |
| 4537 | qstats->valid_bytes_received_lo); |
| 4538 | |
| 4539 | ADD_64(estats->error_bytes_received_hi, |
| 4540 | qstats->error_bytes_received_hi, |
| 4541 | estats->error_bytes_received_lo, |
| 4542 | qstats->error_bytes_received_lo); |
| 4543 | ADD_64(estats->etherstatsoverrsizepkts_hi, |
| 4544 | qstats->etherstatsoverrsizepkts_hi, |
| 4545 | estats->etherstatsoverrsizepkts_lo, |
| 4546 | qstats->etherstatsoverrsizepkts_lo); |
| 4547 | ADD_64(estats->no_buff_discard_hi, qstats->no_buff_discard_hi, |
| 4548 | estats->no_buff_discard_lo, qstats->no_buff_discard_lo); |
| 4549 | } |
| 4550 | |
| 4551 | ADD_64(fstats->total_bytes_received_hi, |
| 4552 | estats->rx_stat_ifhcinbadoctets_hi, |
| 4553 | fstats->total_bytes_received_lo, |
| 4554 | estats->rx_stat_ifhcinbadoctets_lo); |
| 4555 | |
| 4556 | memcpy(estats, &(fstats->total_bytes_received_hi), |
| 4557 | sizeof(struct host_func_stats) - 2*sizeof(u32)); |
| 4558 | |
| 4559 | ADD_64(estats->etherstatsoverrsizepkts_hi, |
| 4560 | estats->rx_stat_dot3statsframestoolong_hi, |
| 4561 | estats->etherstatsoverrsizepkts_lo, |
| 4562 | estats->rx_stat_dot3statsframestoolong_lo); |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 4563 | ADD_64(estats->error_bytes_received_hi, |
| 4564 | estats->rx_stat_ifhcinbadoctets_hi, |
| 4565 | estats->error_bytes_received_lo, |
| 4566 | estats->rx_stat_ifhcinbadoctets_lo); |
| 4567 | |
Eilon Greenstein | de832a5 | 2009-02-12 08:36:33 +0000 | [diff] [blame] | 4568 | if (bp->port.pmf) { |
| 4569 | estats->mac_filter_discard = |
| 4570 | le32_to_cpu(tport->mac_filter_discard); |
| 4571 | estats->xxoverflow_discard = |
| 4572 | le32_to_cpu(tport->xxoverflow_discard); |
| 4573 | estats->brb_truncate_discard = |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 4574 | le32_to_cpu(tport->brb_truncate_discard); |
Eilon Greenstein | de832a5 | 2009-02-12 08:36:33 +0000 | [diff] [blame] | 4575 | estats->mac_discard = le32_to_cpu(tport->mac_discard); |
| 4576 | } |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 4577 | |
| 4578 | fstats->host_func_stats_start = ++fstats->host_func_stats_end; |
| 4579 | |
Eilon Greenstein | de832a5 | 2009-02-12 08:36:33 +0000 | [diff] [blame] | 4580 | bp->stats_pending = 0; |
| 4581 | |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 4582 | return 0; |
| 4583 | } |
| 4584 | |
| 4585 | static void bnx2x_net_stats_update(struct bnx2x *bp) |
| 4586 | { |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 4587 | struct bnx2x_eth_stats *estats = &bp->eth_stats; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4588 | struct net_device_stats *nstats = &bp->dev->stats; |
Eilon Greenstein | de832a5 | 2009-02-12 08:36:33 +0000 | [diff] [blame] | 4589 | int i; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4590 | |
| 4591 | nstats->rx_packets = |
| 4592 | bnx2x_hilo(&estats->total_unicast_packets_received_hi) + |
| 4593 | bnx2x_hilo(&estats->total_multicast_packets_received_hi) + |
| 4594 | bnx2x_hilo(&estats->total_broadcast_packets_received_hi); |
| 4595 | |
| 4596 | nstats->tx_packets = |
| 4597 | bnx2x_hilo(&estats->total_unicast_packets_transmitted_hi) + |
| 4598 | bnx2x_hilo(&estats->total_multicast_packets_transmitted_hi) + |
| 4599 | bnx2x_hilo(&estats->total_broadcast_packets_transmitted_hi); |
| 4600 | |
Eilon Greenstein | de832a5 | 2009-02-12 08:36:33 +0000 | [diff] [blame] | 4601 | nstats->rx_bytes = bnx2x_hilo(&estats->total_bytes_received_hi); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4602 | |
Eliezer Tamir | 0e39e64 | 2008-02-28 11:54:03 -0800 | [diff] [blame] | 4603 | nstats->tx_bytes = bnx2x_hilo(&estats->total_bytes_transmitted_hi); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4604 | |
Eilon Greenstein | de832a5 | 2009-02-12 08:36:33 +0000 | [diff] [blame] | 4605 | nstats->rx_dropped = estats->mac_discard; |
Vladislav Zolotarov | 54b9dda | 2009-11-16 06:05:58 +0000 | [diff] [blame] | 4606 | for_each_queue(bp, i) |
Eilon Greenstein | de832a5 | 2009-02-12 08:36:33 +0000 | [diff] [blame] | 4607 | nstats->rx_dropped += |
| 4608 | le32_to_cpu(bp->fp[i].old_tclient.checksum_discard); |
| 4609 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4610 | nstats->tx_dropped = 0; |
| 4611 | |
| 4612 | nstats->multicast = |
Eilon Greenstein | de832a5 | 2009-02-12 08:36:33 +0000 | [diff] [blame] | 4613 | bnx2x_hilo(&estats->total_multicast_packets_received_hi); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4614 | |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 4615 | nstats->collisions = |
Eilon Greenstein | de832a5 | 2009-02-12 08:36:33 +0000 | [diff] [blame] | 4616 | bnx2x_hilo(&estats->tx_stat_etherstatscollisions_hi); |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 4617 | |
| 4618 | nstats->rx_length_errors = |
Eilon Greenstein | de832a5 | 2009-02-12 08:36:33 +0000 | [diff] [blame] | 4619 | bnx2x_hilo(&estats->rx_stat_etherstatsundersizepkts_hi) + |
| 4620 | bnx2x_hilo(&estats->etherstatsoverrsizepkts_hi); |
| 4621 | nstats->rx_over_errors = bnx2x_hilo(&estats->brb_drop_hi) + |
| 4622 | bnx2x_hilo(&estats->brb_truncate_hi); |
| 4623 | nstats->rx_crc_errors = |
| 4624 | bnx2x_hilo(&estats->rx_stat_dot3statsfcserrors_hi); |
| 4625 | nstats->rx_frame_errors = |
| 4626 | bnx2x_hilo(&estats->rx_stat_dot3statsalignmenterrors_hi); |
| 4627 | nstats->rx_fifo_errors = bnx2x_hilo(&estats->no_buff_discard_hi); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4628 | nstats->rx_missed_errors = estats->xxoverflow_discard; |
| 4629 | |
| 4630 | nstats->rx_errors = nstats->rx_length_errors + |
| 4631 | nstats->rx_over_errors + |
| 4632 | nstats->rx_crc_errors + |
| 4633 | nstats->rx_frame_errors + |
Eliezer Tamir | 0e39e64 | 2008-02-28 11:54:03 -0800 | [diff] [blame] | 4634 | nstats->rx_fifo_errors + |
| 4635 | nstats->rx_missed_errors; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4636 | |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 4637 | nstats->tx_aborted_errors = |
Eilon Greenstein | de832a5 | 2009-02-12 08:36:33 +0000 | [diff] [blame] | 4638 | bnx2x_hilo(&estats->tx_stat_dot3statslatecollisions_hi) + |
| 4639 | bnx2x_hilo(&estats->tx_stat_dot3statsexcessivecollisions_hi); |
| 4640 | nstats->tx_carrier_errors = |
| 4641 | bnx2x_hilo(&estats->rx_stat_dot3statscarriersenseerrors_hi); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4642 | nstats->tx_fifo_errors = 0; |
| 4643 | nstats->tx_heartbeat_errors = 0; |
| 4644 | nstats->tx_window_errors = 0; |
| 4645 | |
| 4646 | nstats->tx_errors = nstats->tx_aborted_errors + |
Eilon Greenstein | de832a5 | 2009-02-12 08:36:33 +0000 | [diff] [blame] | 4647 | nstats->tx_carrier_errors + |
| 4648 | bnx2x_hilo(&estats->tx_stat_dot3statsinternalmactransmiterrors_hi); |
| 4649 | } |
| 4650 | |
| 4651 | static void bnx2x_drv_stats_update(struct bnx2x *bp) |
| 4652 | { |
| 4653 | struct bnx2x_eth_stats *estats = &bp->eth_stats; |
| 4654 | int i; |
| 4655 | |
| 4656 | estats->driver_xoff = 0; |
| 4657 | estats->rx_err_discard_pkt = 0; |
| 4658 | estats->rx_skb_alloc_failed = 0; |
| 4659 | estats->hw_csum_err = 0; |
Vladislav Zolotarov | 54b9dda | 2009-11-16 06:05:58 +0000 | [diff] [blame] | 4660 | for_each_queue(bp, i) { |
Eilon Greenstein | de832a5 | 2009-02-12 08:36:33 +0000 | [diff] [blame] | 4661 | struct bnx2x_eth_q_stats *qstats = &bp->fp[i].eth_q_stats; |
| 4662 | |
| 4663 | estats->driver_xoff += qstats->driver_xoff; |
| 4664 | estats->rx_err_discard_pkt += qstats->rx_err_discard_pkt; |
| 4665 | estats->rx_skb_alloc_failed += qstats->rx_skb_alloc_failed; |
| 4666 | estats->hw_csum_err += qstats->hw_csum_err; |
| 4667 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4668 | } |
| 4669 | |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 4670 | static void bnx2x_stats_update(struct bnx2x *bp) |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4671 | { |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 4672 | u32 *stats_comp = bnx2x_sp(bp, stats_comp); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4673 | |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 4674 | if (*stats_comp != DMAE_COMP_VAL) |
| 4675 | return; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4676 | |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 4677 | if (bp->port.pmf) |
Eilon Greenstein | de832a5 | 2009-02-12 08:36:33 +0000 | [diff] [blame] | 4678 | bnx2x_hw_stats_update(bp); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4679 | |
Eilon Greenstein | de832a5 | 2009-02-12 08:36:33 +0000 | [diff] [blame] | 4680 | if (bnx2x_storm_stats_update(bp) && (bp->stats_pending++ == 3)) { |
| 4681 | BNX2X_ERR("storm stats were not updated for 3 times\n"); |
| 4682 | bnx2x_panic(); |
| 4683 | return; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4684 | } |
| 4685 | |
Eilon Greenstein | de832a5 | 2009-02-12 08:36:33 +0000 | [diff] [blame] | 4686 | bnx2x_net_stats_update(bp); |
| 4687 | bnx2x_drv_stats_update(bp); |
| 4688 | |
Joe Perches | 7995c64 | 2010-02-17 15:01:52 +0000 | [diff] [blame] | 4689 | if (netif_msg_timer(bp)) { |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 4690 | struct bnx2x_eth_stats *estats = &bp->eth_stats; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 4691 | int i; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4692 | |
Vladislav Zolotarov | dea7aab | 2010-04-19 01:14:07 +0000 | [diff] [blame^] | 4693 | printk(KERN_DEBUG "%s: brb drops %u brb truncate %u\n", |
| 4694 | bp->dev->name, |
Eilon Greenstein | de832a5 | 2009-02-12 08:36:33 +0000 | [diff] [blame] | 4695 | estats->brb_drop_lo, estats->brb_truncate_lo); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4696 | |
| 4697 | for_each_queue(bp, i) { |
Vladislav Zolotarov | dea7aab | 2010-04-19 01:14:07 +0000 | [diff] [blame^] | 4698 | struct bnx2x_fastpath *fp = &bp->fp[i]; |
| 4699 | struct bnx2x_eth_q_stats *qstats = &fp->eth_q_stats; |
| 4700 | |
| 4701 | printk(KERN_DEBUG "%s: rx usage(%4u) *rx_cons_sb(%u)" |
| 4702 | " rx pkt(%lu) rx calls(%lu %lu)\n", |
| 4703 | fp->name, (le16_to_cpu(*fp->rx_cons_sb) - |
| 4704 | fp->rx_comp_cons), |
| 4705 | le16_to_cpu(*fp->rx_cons_sb), |
| 4706 | bnx2x_hilo(&qstats-> |
| 4707 | total_unicast_packets_received_hi), |
| 4708 | fp->rx_calls, fp->rx_pkt); |
| 4709 | } |
| 4710 | |
| 4711 | for_each_queue(bp, i) { |
| 4712 | struct bnx2x_fastpath *fp = &bp->fp[i]; |
| 4713 | struct bnx2x_eth_q_stats *qstats = &fp->eth_q_stats; |
| 4714 | struct netdev_queue *txq = |
| 4715 | netdev_get_tx_queue(bp->dev, i); |
| 4716 | |
| 4717 | printk(KERN_DEBUG "%s: tx avail(%4u) *tx_cons_sb(%u)" |
| 4718 | " tx pkt(%lu) tx calls (%lu)" |
| 4719 | " %s (Xoff events %u)\n", |
| 4720 | fp->name, bnx2x_tx_avail(fp), |
| 4721 | le16_to_cpu(*fp->tx_cons_sb), |
| 4722 | bnx2x_hilo(&qstats-> |
| 4723 | total_unicast_packets_transmitted_hi), |
| 4724 | fp->tx_pkt, |
| 4725 | (netif_tx_queue_stopped(txq) ? "Xoff" : "Xon"), |
| 4726 | qstats->driver_xoff); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4727 | } |
| 4728 | } |
| 4729 | |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 4730 | bnx2x_hw_stats_post(bp); |
| 4731 | bnx2x_storm_stats_post(bp); |
| 4732 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4733 | |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 4734 | static void bnx2x_port_stats_stop(struct bnx2x *bp) |
| 4735 | { |
| 4736 | struct dmae_command *dmae; |
| 4737 | u32 opcode; |
| 4738 | int loader_idx = PMF_DMAE_C(bp); |
| 4739 | u32 *stats_comp = bnx2x_sp(bp, stats_comp); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4740 | |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 4741 | bp->executer_idx = 0; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4742 | |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 4743 | opcode = (DMAE_CMD_SRC_PCI | DMAE_CMD_DST_GRC | |
| 4744 | DMAE_CMD_C_ENABLE | |
| 4745 | DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4746 | #ifdef __BIG_ENDIAN |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 4747 | DMAE_CMD_ENDIANITY_B_DW_SWAP | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4748 | #else |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 4749 | DMAE_CMD_ENDIANITY_DW_SWAP | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4750 | #endif |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 4751 | (BP_PORT(bp) ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) | |
| 4752 | (BP_E1HVN(bp) << DMAE_CMD_E1HVN_SHIFT)); |
| 4753 | |
| 4754 | if (bp->port.port_stx) { |
| 4755 | |
| 4756 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); |
| 4757 | if (bp->func_stx) |
| 4758 | dmae->opcode = (opcode | DMAE_CMD_C_DST_GRC); |
| 4759 | else |
| 4760 | dmae->opcode = (opcode | DMAE_CMD_C_DST_PCI); |
| 4761 | dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, port_stats)); |
| 4762 | dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, port_stats)); |
| 4763 | dmae->dst_addr_lo = bp->port.port_stx >> 2; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4764 | dmae->dst_addr_hi = 0; |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 4765 | dmae->len = sizeof(struct host_port_stats) >> 2; |
| 4766 | if (bp->func_stx) { |
| 4767 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; |
| 4768 | dmae->comp_addr_hi = 0; |
| 4769 | dmae->comp_val = 1; |
| 4770 | } else { |
| 4771 | dmae->comp_addr_lo = |
| 4772 | U64_LO(bnx2x_sp_mapping(bp, stats_comp)); |
| 4773 | dmae->comp_addr_hi = |
| 4774 | U64_HI(bnx2x_sp_mapping(bp, stats_comp)); |
| 4775 | dmae->comp_val = DMAE_COMP_VAL; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4776 | |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 4777 | *stats_comp = 0; |
| 4778 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4779 | } |
| 4780 | |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 4781 | if (bp->func_stx) { |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4782 | |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 4783 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); |
| 4784 | dmae->opcode = (opcode | DMAE_CMD_C_DST_PCI); |
| 4785 | dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, func_stats)); |
| 4786 | dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, func_stats)); |
| 4787 | dmae->dst_addr_lo = bp->func_stx >> 2; |
| 4788 | dmae->dst_addr_hi = 0; |
| 4789 | dmae->len = sizeof(struct host_func_stats) >> 2; |
| 4790 | dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, stats_comp)); |
| 4791 | dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, stats_comp)); |
| 4792 | dmae->comp_val = DMAE_COMP_VAL; |
| 4793 | |
| 4794 | *stats_comp = 0; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4795 | } |
| 4796 | } |
| 4797 | |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 4798 | static void bnx2x_stats_stop(struct bnx2x *bp) |
| 4799 | { |
| 4800 | int update = 0; |
| 4801 | |
| 4802 | bnx2x_stats_comp(bp); |
| 4803 | |
| 4804 | if (bp->port.pmf) |
| 4805 | update = (bnx2x_hw_stats_update(bp) == 0); |
| 4806 | |
| 4807 | update |= (bnx2x_storm_stats_update(bp) == 0); |
| 4808 | |
| 4809 | if (update) { |
| 4810 | bnx2x_net_stats_update(bp); |
| 4811 | |
| 4812 | if (bp->port.pmf) |
| 4813 | bnx2x_port_stats_stop(bp); |
| 4814 | |
| 4815 | bnx2x_hw_stats_post(bp); |
| 4816 | bnx2x_stats_comp(bp); |
| 4817 | } |
| 4818 | } |
| 4819 | |
| 4820 | static void bnx2x_stats_do_nothing(struct bnx2x *bp) |
| 4821 | { |
| 4822 | } |
| 4823 | |
| 4824 | static const struct { |
| 4825 | void (*action)(struct bnx2x *bp); |
| 4826 | enum bnx2x_stats_state next_state; |
| 4827 | } bnx2x_stats_stm[STATS_STATE_MAX][STATS_EVENT_MAX] = { |
| 4828 | /* state event */ |
| 4829 | { |
| 4830 | /* DISABLED PMF */ {bnx2x_stats_pmf_update, STATS_STATE_DISABLED}, |
| 4831 | /* LINK_UP */ {bnx2x_stats_start, STATS_STATE_ENABLED}, |
| 4832 | /* UPDATE */ {bnx2x_stats_do_nothing, STATS_STATE_DISABLED}, |
| 4833 | /* STOP */ {bnx2x_stats_do_nothing, STATS_STATE_DISABLED} |
| 4834 | }, |
| 4835 | { |
| 4836 | /* ENABLED PMF */ {bnx2x_stats_pmf_start, STATS_STATE_ENABLED}, |
| 4837 | /* LINK_UP */ {bnx2x_stats_restart, STATS_STATE_ENABLED}, |
| 4838 | /* UPDATE */ {bnx2x_stats_update, STATS_STATE_ENABLED}, |
| 4839 | /* STOP */ {bnx2x_stats_stop, STATS_STATE_DISABLED} |
| 4840 | } |
| 4841 | }; |
| 4842 | |
| 4843 | static void bnx2x_stats_handle(struct bnx2x *bp, enum bnx2x_stats_event event) |
| 4844 | { |
| 4845 | enum bnx2x_stats_state state = bp->stats_state; |
| 4846 | |
Vladislav Zolotarov | cdaa7cb | 2010-04-19 01:13:57 +0000 | [diff] [blame] | 4847 | if (unlikely(bp->panic)) |
| 4848 | return; |
| 4849 | |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 4850 | bnx2x_stats_stm[state][event].action(bp); |
| 4851 | bp->stats_state = bnx2x_stats_stm[state][event].next_state; |
| 4852 | |
Eilon Greenstein | 8924665 | 2009-08-12 08:23:56 +0000 | [diff] [blame] | 4853 | /* Make sure the state has been "changed" */ |
| 4854 | smp_wmb(); |
| 4855 | |
Joe Perches | 7995c64 | 2010-02-17 15:01:52 +0000 | [diff] [blame] | 4856 | if ((event != STATS_EVENT_UPDATE) || netif_msg_timer(bp)) |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 4857 | DP(BNX2X_MSG_STATS, "state %d -> event %d -> state %d\n", |
| 4858 | state, event, bp->stats_state); |
| 4859 | } |
| 4860 | |
Eilon Greenstein | 6fe49bb | 2009-08-12 08:23:17 +0000 | [diff] [blame] | 4861 | static void bnx2x_port_stats_base_init(struct bnx2x *bp) |
| 4862 | { |
| 4863 | struct dmae_command *dmae; |
| 4864 | u32 *stats_comp = bnx2x_sp(bp, stats_comp); |
| 4865 | |
| 4866 | /* sanity */ |
| 4867 | if (!bp->port.pmf || !bp->port.port_stx) { |
| 4868 | BNX2X_ERR("BUG!\n"); |
| 4869 | return; |
| 4870 | } |
| 4871 | |
| 4872 | bp->executer_idx = 0; |
| 4873 | |
| 4874 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); |
| 4875 | dmae->opcode = (DMAE_CMD_SRC_PCI | DMAE_CMD_DST_GRC | |
| 4876 | DMAE_CMD_C_DST_PCI | DMAE_CMD_C_ENABLE | |
| 4877 | DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET | |
| 4878 | #ifdef __BIG_ENDIAN |
| 4879 | DMAE_CMD_ENDIANITY_B_DW_SWAP | |
| 4880 | #else |
| 4881 | DMAE_CMD_ENDIANITY_DW_SWAP | |
| 4882 | #endif |
| 4883 | (BP_PORT(bp) ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) | |
| 4884 | (BP_E1HVN(bp) << DMAE_CMD_E1HVN_SHIFT)); |
| 4885 | dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, port_stats)); |
| 4886 | dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, port_stats)); |
| 4887 | dmae->dst_addr_lo = bp->port.port_stx >> 2; |
| 4888 | dmae->dst_addr_hi = 0; |
| 4889 | dmae->len = sizeof(struct host_port_stats) >> 2; |
| 4890 | dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, stats_comp)); |
| 4891 | dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, stats_comp)); |
| 4892 | dmae->comp_val = DMAE_COMP_VAL; |
| 4893 | |
| 4894 | *stats_comp = 0; |
| 4895 | bnx2x_hw_stats_post(bp); |
| 4896 | bnx2x_stats_comp(bp); |
| 4897 | } |
| 4898 | |
| 4899 | static void bnx2x_func_stats_base_init(struct bnx2x *bp) |
| 4900 | { |
| 4901 | int vn, vn_max = IS_E1HMF(bp) ? E1HVN_MAX : E1VN_MAX; |
| 4902 | int port = BP_PORT(bp); |
| 4903 | int func; |
| 4904 | u32 func_stx; |
| 4905 | |
| 4906 | /* sanity */ |
| 4907 | if (!bp->port.pmf || !bp->func_stx) { |
| 4908 | BNX2X_ERR("BUG!\n"); |
| 4909 | return; |
| 4910 | } |
| 4911 | |
| 4912 | /* save our func_stx */ |
| 4913 | func_stx = bp->func_stx; |
| 4914 | |
| 4915 | for (vn = VN_0; vn < vn_max; vn++) { |
| 4916 | func = 2*vn + port; |
| 4917 | |
| 4918 | bp->func_stx = SHMEM_RD(bp, func_mb[func].fw_mb_param); |
| 4919 | bnx2x_func_stats_init(bp); |
| 4920 | bnx2x_hw_stats_post(bp); |
| 4921 | bnx2x_stats_comp(bp); |
| 4922 | } |
| 4923 | |
| 4924 | /* restore our func_stx */ |
| 4925 | bp->func_stx = func_stx; |
| 4926 | } |
| 4927 | |
| 4928 | static void bnx2x_func_stats_base_update(struct bnx2x *bp) |
| 4929 | { |
| 4930 | struct dmae_command *dmae = &bp->stats_dmae; |
| 4931 | u32 *stats_comp = bnx2x_sp(bp, stats_comp); |
| 4932 | |
| 4933 | /* sanity */ |
| 4934 | if (!bp->func_stx) { |
| 4935 | BNX2X_ERR("BUG!\n"); |
| 4936 | return; |
| 4937 | } |
| 4938 | |
| 4939 | bp->executer_idx = 0; |
| 4940 | memset(dmae, 0, sizeof(struct dmae_command)); |
| 4941 | |
| 4942 | dmae->opcode = (DMAE_CMD_SRC_GRC | DMAE_CMD_DST_PCI | |
| 4943 | DMAE_CMD_C_DST_PCI | DMAE_CMD_C_ENABLE | |
| 4944 | DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET | |
| 4945 | #ifdef __BIG_ENDIAN |
| 4946 | DMAE_CMD_ENDIANITY_B_DW_SWAP | |
| 4947 | #else |
| 4948 | DMAE_CMD_ENDIANITY_DW_SWAP | |
| 4949 | #endif |
| 4950 | (BP_PORT(bp) ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) | |
| 4951 | (BP_E1HVN(bp) << DMAE_CMD_E1HVN_SHIFT)); |
| 4952 | dmae->src_addr_lo = bp->func_stx >> 2; |
| 4953 | dmae->src_addr_hi = 0; |
| 4954 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, func_stats_base)); |
| 4955 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, func_stats_base)); |
| 4956 | dmae->len = sizeof(struct host_func_stats) >> 2; |
| 4957 | dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, stats_comp)); |
| 4958 | dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, stats_comp)); |
| 4959 | dmae->comp_val = DMAE_COMP_VAL; |
| 4960 | |
| 4961 | *stats_comp = 0; |
| 4962 | bnx2x_hw_stats_post(bp); |
| 4963 | bnx2x_stats_comp(bp); |
| 4964 | } |
| 4965 | |
| 4966 | static void bnx2x_stats_init(struct bnx2x *bp) |
| 4967 | { |
| 4968 | int port = BP_PORT(bp); |
| 4969 | int func = BP_FUNC(bp); |
| 4970 | int i; |
| 4971 | |
| 4972 | bp->stats_pending = 0; |
| 4973 | bp->executer_idx = 0; |
| 4974 | bp->stats_counter = 0; |
| 4975 | |
| 4976 | /* port and func stats for management */ |
| 4977 | if (!BP_NOMCP(bp)) { |
| 4978 | bp->port.port_stx = SHMEM_RD(bp, port_mb[port].port_stx); |
| 4979 | bp->func_stx = SHMEM_RD(bp, func_mb[func].fw_mb_param); |
| 4980 | |
| 4981 | } else { |
| 4982 | bp->port.port_stx = 0; |
| 4983 | bp->func_stx = 0; |
| 4984 | } |
| 4985 | DP(BNX2X_MSG_STATS, "port_stx 0x%x func_stx 0x%x\n", |
| 4986 | bp->port.port_stx, bp->func_stx); |
| 4987 | |
| 4988 | /* port stats */ |
| 4989 | memset(&(bp->port.old_nig_stats), 0, sizeof(struct nig_stats)); |
| 4990 | bp->port.old_nig_stats.brb_discard = |
| 4991 | REG_RD(bp, NIG_REG_STAT0_BRB_DISCARD + port*0x38); |
| 4992 | bp->port.old_nig_stats.brb_truncate = |
| 4993 | REG_RD(bp, NIG_REG_STAT0_BRB_TRUNCATE + port*0x38); |
| 4994 | REG_RD_DMAE(bp, NIG_REG_STAT0_EGRESS_MAC_PKT0 + port*0x50, |
| 4995 | &(bp->port.old_nig_stats.egress_mac_pkt0_lo), 2); |
| 4996 | REG_RD_DMAE(bp, NIG_REG_STAT0_EGRESS_MAC_PKT1 + port*0x50, |
| 4997 | &(bp->port.old_nig_stats.egress_mac_pkt1_lo), 2); |
| 4998 | |
| 4999 | /* function stats */ |
| 5000 | for_each_queue(bp, i) { |
| 5001 | struct bnx2x_fastpath *fp = &bp->fp[i]; |
| 5002 | |
| 5003 | memset(&fp->old_tclient, 0, |
| 5004 | sizeof(struct tstorm_per_client_stats)); |
| 5005 | memset(&fp->old_uclient, 0, |
| 5006 | sizeof(struct ustorm_per_client_stats)); |
| 5007 | memset(&fp->old_xclient, 0, |
| 5008 | sizeof(struct xstorm_per_client_stats)); |
| 5009 | memset(&fp->eth_q_stats, 0, sizeof(struct bnx2x_eth_q_stats)); |
| 5010 | } |
| 5011 | |
| 5012 | memset(&bp->dev->stats, 0, sizeof(struct net_device_stats)); |
| 5013 | memset(&bp->eth_stats, 0, sizeof(struct bnx2x_eth_stats)); |
| 5014 | |
| 5015 | bp->stats_state = STATS_STATE_DISABLED; |
| 5016 | |
| 5017 | if (bp->port.pmf) { |
| 5018 | if (bp->port.port_stx) |
| 5019 | bnx2x_port_stats_base_init(bp); |
| 5020 | |
| 5021 | if (bp->func_stx) |
| 5022 | bnx2x_func_stats_base_init(bp); |
| 5023 | |
| 5024 | } else if (bp->func_stx) |
| 5025 | bnx2x_func_stats_base_update(bp); |
| 5026 | } |
| 5027 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5028 | static void bnx2x_timer(unsigned long data) |
| 5029 | { |
| 5030 | struct bnx2x *bp = (struct bnx2x *) data; |
| 5031 | |
| 5032 | if (!netif_running(bp->dev)) |
| 5033 | return; |
| 5034 | |
| 5035 | if (atomic_read(&bp->intr_sem) != 0) |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 5036 | goto timer_restart; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5037 | |
| 5038 | if (poll) { |
| 5039 | struct bnx2x_fastpath *fp = &bp->fp[0]; |
| 5040 | int rc; |
| 5041 | |
Eilon Greenstein | 7961f79 | 2009-03-02 07:59:31 +0000 | [diff] [blame] | 5042 | bnx2x_tx_int(fp); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5043 | rc = bnx2x_rx_int(fp, 1000); |
| 5044 | } |
| 5045 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5046 | if (!BP_NOMCP(bp)) { |
| 5047 | int func = BP_FUNC(bp); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5048 | u32 drv_pulse; |
| 5049 | u32 mcp_pulse; |
| 5050 | |
| 5051 | ++bp->fw_drv_pulse_wr_seq; |
| 5052 | bp->fw_drv_pulse_wr_seq &= DRV_PULSE_SEQ_MASK; |
| 5053 | /* TBD - add SYSTEM_TIME */ |
| 5054 | drv_pulse = bp->fw_drv_pulse_wr_seq; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5055 | SHMEM_WR(bp, func_mb[func].drv_pulse_mb, drv_pulse); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5056 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5057 | mcp_pulse = (SHMEM_RD(bp, func_mb[func].mcp_pulse_mb) & |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5058 | MCP_PULSE_SEQ_MASK); |
| 5059 | /* The delta between driver pulse and mcp response |
| 5060 | * should be 1 (before mcp response) or 0 (after mcp response) |
| 5061 | */ |
| 5062 | if ((drv_pulse != mcp_pulse) && |
| 5063 | (drv_pulse != ((mcp_pulse + 1) & MCP_PULSE_SEQ_MASK))) { |
| 5064 | /* someone lost a heartbeat... */ |
| 5065 | BNX2X_ERR("drv_pulse (0x%x) != mcp_pulse (0x%x)\n", |
| 5066 | drv_pulse, mcp_pulse); |
| 5067 | } |
| 5068 | } |
| 5069 | |
Eilon Greenstein | f34d28e | 2009-10-15 00:18:08 -0700 | [diff] [blame] | 5070 | if (bp->state == BNX2X_STATE_OPEN) |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 5071 | bnx2x_stats_handle(bp, STATS_EVENT_UPDATE); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5072 | |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 5073 | timer_restart: |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5074 | mod_timer(&bp->timer, jiffies + bp->current_interval); |
| 5075 | } |
| 5076 | |
| 5077 | /* end of Statistics */ |
| 5078 | |
| 5079 | /* nic init */ |
| 5080 | |
| 5081 | /* |
| 5082 | * nic init service functions |
| 5083 | */ |
| 5084 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5085 | static void bnx2x_zero_sb(struct bnx2x *bp, int sb_id) |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5086 | { |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5087 | int port = BP_PORT(bp); |
| 5088 | |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 5089 | /* "CSTORM" */ |
| 5090 | bnx2x_init_fill(bp, CSEM_REG_FAST_MEMORY + |
| 5091 | CSTORM_SB_HOST_STATUS_BLOCK_U_OFFSET(port, sb_id), 0, |
| 5092 | CSTORM_SB_STATUS_BLOCK_U_SIZE / 4); |
| 5093 | bnx2x_init_fill(bp, CSEM_REG_FAST_MEMORY + |
| 5094 | CSTORM_SB_HOST_STATUS_BLOCK_C_OFFSET(port, sb_id), 0, |
| 5095 | CSTORM_SB_STATUS_BLOCK_C_SIZE / 4); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5096 | } |
| 5097 | |
Eilon Greenstein | 5c86284 | 2008-08-13 15:51:48 -0700 | [diff] [blame] | 5098 | static void bnx2x_init_sb(struct bnx2x *bp, struct host_status_block *sb, |
| 5099 | dma_addr_t mapping, int sb_id) |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5100 | { |
| 5101 | int port = BP_PORT(bp); |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 5102 | int func = BP_FUNC(bp); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5103 | int index; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5104 | u64 section; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5105 | |
| 5106 | /* USTORM */ |
| 5107 | section = ((u64)mapping) + offsetof(struct host_status_block, |
| 5108 | u_status_block); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5109 | sb->u_status_block.status_block_id = sb_id; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5110 | |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 5111 | REG_WR(bp, BAR_CSTRORM_INTMEM + |
| 5112 | CSTORM_SB_HOST_SB_ADDR_U_OFFSET(port, sb_id), U64_LO(section)); |
| 5113 | REG_WR(bp, BAR_CSTRORM_INTMEM + |
| 5114 | ((CSTORM_SB_HOST_SB_ADDR_U_OFFSET(port, sb_id)) + 4), |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5115 | U64_HI(section)); |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 5116 | REG_WR8(bp, BAR_CSTRORM_INTMEM + FP_USB_FUNC_OFF + |
| 5117 | CSTORM_SB_HOST_STATUS_BLOCK_U_OFFSET(port, sb_id), func); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5118 | |
| 5119 | for (index = 0; index < HC_USTORM_SB_NUM_INDICES; index++) |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 5120 | REG_WR16(bp, BAR_CSTRORM_INTMEM + |
| 5121 | CSTORM_SB_HC_DISABLE_U_OFFSET(port, sb_id, index), 1); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5122 | |
| 5123 | /* CSTORM */ |
| 5124 | section = ((u64)mapping) + offsetof(struct host_status_block, |
| 5125 | c_status_block); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5126 | sb->c_status_block.status_block_id = sb_id; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5127 | |
| 5128 | REG_WR(bp, BAR_CSTRORM_INTMEM + |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 5129 | CSTORM_SB_HOST_SB_ADDR_C_OFFSET(port, sb_id), U64_LO(section)); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5130 | REG_WR(bp, BAR_CSTRORM_INTMEM + |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 5131 | ((CSTORM_SB_HOST_SB_ADDR_C_OFFSET(port, sb_id)) + 4), |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5132 | U64_HI(section)); |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 5133 | REG_WR8(bp, BAR_CSTRORM_INTMEM + FP_CSB_FUNC_OFF + |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 5134 | CSTORM_SB_HOST_STATUS_BLOCK_C_OFFSET(port, sb_id), func); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5135 | |
| 5136 | for (index = 0; index < HC_CSTORM_SB_NUM_INDICES; index++) |
| 5137 | REG_WR16(bp, BAR_CSTRORM_INTMEM + |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 5138 | CSTORM_SB_HC_DISABLE_C_OFFSET(port, sb_id, index), 1); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5139 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5140 | bnx2x_ack_sb(bp, sb_id, CSTORM_ID, 0, IGU_INT_ENABLE, 0); |
| 5141 | } |
| 5142 | |
| 5143 | static void bnx2x_zero_def_sb(struct bnx2x *bp) |
| 5144 | { |
| 5145 | int func = BP_FUNC(bp); |
| 5146 | |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 5147 | bnx2x_init_fill(bp, TSEM_REG_FAST_MEMORY + |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5148 | TSTORM_DEF_SB_HOST_STATUS_BLOCK_OFFSET(func), 0, |
| 5149 | sizeof(struct tstorm_def_status_block)/4); |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 5150 | bnx2x_init_fill(bp, CSEM_REG_FAST_MEMORY + |
| 5151 | CSTORM_DEF_SB_HOST_STATUS_BLOCK_U_OFFSET(func), 0, |
| 5152 | sizeof(struct cstorm_def_status_block_u)/4); |
| 5153 | bnx2x_init_fill(bp, CSEM_REG_FAST_MEMORY + |
| 5154 | CSTORM_DEF_SB_HOST_STATUS_BLOCK_C_OFFSET(func), 0, |
| 5155 | sizeof(struct cstorm_def_status_block_c)/4); |
| 5156 | bnx2x_init_fill(bp, XSEM_REG_FAST_MEMORY + |
Eilon Greenstein | 490c3c9 | 2009-03-02 07:59:52 +0000 | [diff] [blame] | 5157 | XSTORM_DEF_SB_HOST_STATUS_BLOCK_OFFSET(func), 0, |
| 5158 | sizeof(struct xstorm_def_status_block)/4); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5159 | } |
| 5160 | |
| 5161 | static void bnx2x_init_def_sb(struct bnx2x *bp, |
| 5162 | struct host_def_status_block *def_sb, |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5163 | dma_addr_t mapping, int sb_id) |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5164 | { |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5165 | int port = BP_PORT(bp); |
| 5166 | int func = BP_FUNC(bp); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5167 | int index, val, reg_offset; |
| 5168 | u64 section; |
| 5169 | |
| 5170 | /* ATTN */ |
| 5171 | section = ((u64)mapping) + offsetof(struct host_def_status_block, |
| 5172 | atten_status_block); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5173 | def_sb->atten_status_block.status_block_id = sb_id; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5174 | |
Eliezer Tamir | 49d6677 | 2008-02-28 11:53:13 -0800 | [diff] [blame] | 5175 | bp->attn_state = 0; |
| 5176 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5177 | reg_offset = (port ? MISC_REG_AEU_ENABLE1_FUNC_1_OUT_0 : |
| 5178 | MISC_REG_AEU_ENABLE1_FUNC_0_OUT_0); |
| 5179 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5180 | for (index = 0; index < MAX_DYNAMIC_ATTN_GRPS; index++) { |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5181 | bp->attn_group[index].sig[0] = REG_RD(bp, |
| 5182 | reg_offset + 0x10*index); |
| 5183 | bp->attn_group[index].sig[1] = REG_RD(bp, |
| 5184 | reg_offset + 0x4 + 0x10*index); |
| 5185 | bp->attn_group[index].sig[2] = REG_RD(bp, |
| 5186 | reg_offset + 0x8 + 0x10*index); |
| 5187 | bp->attn_group[index].sig[3] = REG_RD(bp, |
| 5188 | reg_offset + 0xc + 0x10*index); |
| 5189 | } |
| 5190 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5191 | reg_offset = (port ? HC_REG_ATTN_MSG1_ADDR_L : |
| 5192 | HC_REG_ATTN_MSG0_ADDR_L); |
| 5193 | |
| 5194 | REG_WR(bp, reg_offset, U64_LO(section)); |
| 5195 | REG_WR(bp, reg_offset + 4, U64_HI(section)); |
| 5196 | |
| 5197 | reg_offset = (port ? HC_REG_ATTN_NUM_P1 : HC_REG_ATTN_NUM_P0); |
| 5198 | |
| 5199 | val = REG_RD(bp, reg_offset); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5200 | val |= sb_id; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5201 | REG_WR(bp, reg_offset, val); |
| 5202 | |
| 5203 | /* USTORM */ |
| 5204 | section = ((u64)mapping) + offsetof(struct host_def_status_block, |
| 5205 | u_def_status_block); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5206 | def_sb->u_def_status_block.status_block_id = sb_id; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5207 | |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 5208 | REG_WR(bp, BAR_CSTRORM_INTMEM + |
| 5209 | CSTORM_DEF_SB_HOST_SB_ADDR_U_OFFSET(func), U64_LO(section)); |
| 5210 | REG_WR(bp, BAR_CSTRORM_INTMEM + |
| 5211 | ((CSTORM_DEF_SB_HOST_SB_ADDR_U_OFFSET(func)) + 4), |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5212 | U64_HI(section)); |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 5213 | REG_WR8(bp, BAR_CSTRORM_INTMEM + DEF_USB_FUNC_OFF + |
| 5214 | CSTORM_DEF_SB_HOST_STATUS_BLOCK_U_OFFSET(func), func); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5215 | |
| 5216 | for (index = 0; index < HC_USTORM_DEF_SB_NUM_INDICES; index++) |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 5217 | REG_WR16(bp, BAR_CSTRORM_INTMEM + |
| 5218 | CSTORM_DEF_SB_HC_DISABLE_U_OFFSET(func, index), 1); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5219 | |
| 5220 | /* CSTORM */ |
| 5221 | section = ((u64)mapping) + offsetof(struct host_def_status_block, |
| 5222 | c_def_status_block); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5223 | def_sb->c_def_status_block.status_block_id = sb_id; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5224 | |
| 5225 | REG_WR(bp, BAR_CSTRORM_INTMEM + |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 5226 | CSTORM_DEF_SB_HOST_SB_ADDR_C_OFFSET(func), U64_LO(section)); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5227 | REG_WR(bp, BAR_CSTRORM_INTMEM + |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 5228 | ((CSTORM_DEF_SB_HOST_SB_ADDR_C_OFFSET(func)) + 4), |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5229 | U64_HI(section)); |
Eilon Greenstein | 5c86284 | 2008-08-13 15:51:48 -0700 | [diff] [blame] | 5230 | REG_WR8(bp, BAR_CSTRORM_INTMEM + DEF_CSB_FUNC_OFF + |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 5231 | CSTORM_DEF_SB_HOST_STATUS_BLOCK_C_OFFSET(func), func); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5232 | |
| 5233 | for (index = 0; index < HC_CSTORM_DEF_SB_NUM_INDICES; index++) |
| 5234 | REG_WR16(bp, BAR_CSTRORM_INTMEM + |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 5235 | CSTORM_DEF_SB_HC_DISABLE_C_OFFSET(func, index), 1); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5236 | |
| 5237 | /* TSTORM */ |
| 5238 | section = ((u64)mapping) + offsetof(struct host_def_status_block, |
| 5239 | t_def_status_block); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5240 | def_sb->t_def_status_block.status_block_id = sb_id; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5241 | |
| 5242 | REG_WR(bp, BAR_TSTRORM_INTMEM + |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5243 | TSTORM_DEF_SB_HOST_SB_ADDR_OFFSET(func), U64_LO(section)); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5244 | REG_WR(bp, BAR_TSTRORM_INTMEM + |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5245 | ((TSTORM_DEF_SB_HOST_SB_ADDR_OFFSET(func)) + 4), |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5246 | U64_HI(section)); |
Eilon Greenstein | 5c86284 | 2008-08-13 15:51:48 -0700 | [diff] [blame] | 5247 | REG_WR8(bp, BAR_TSTRORM_INTMEM + DEF_TSB_FUNC_OFF + |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5248 | TSTORM_DEF_SB_HOST_STATUS_BLOCK_OFFSET(func), func); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5249 | |
| 5250 | for (index = 0; index < HC_TSTORM_DEF_SB_NUM_INDICES; index++) |
| 5251 | REG_WR16(bp, BAR_TSTRORM_INTMEM + |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5252 | TSTORM_DEF_SB_HC_DISABLE_OFFSET(func, index), 1); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5253 | |
| 5254 | /* XSTORM */ |
| 5255 | section = ((u64)mapping) + offsetof(struct host_def_status_block, |
| 5256 | x_def_status_block); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5257 | def_sb->x_def_status_block.status_block_id = sb_id; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5258 | |
| 5259 | REG_WR(bp, BAR_XSTRORM_INTMEM + |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5260 | XSTORM_DEF_SB_HOST_SB_ADDR_OFFSET(func), U64_LO(section)); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5261 | REG_WR(bp, BAR_XSTRORM_INTMEM + |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5262 | ((XSTORM_DEF_SB_HOST_SB_ADDR_OFFSET(func)) + 4), |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5263 | U64_HI(section)); |
Eilon Greenstein | 5c86284 | 2008-08-13 15:51:48 -0700 | [diff] [blame] | 5264 | REG_WR8(bp, BAR_XSTRORM_INTMEM + DEF_XSB_FUNC_OFF + |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5265 | XSTORM_DEF_SB_HOST_STATUS_BLOCK_OFFSET(func), func); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5266 | |
| 5267 | for (index = 0; index < HC_XSTORM_DEF_SB_NUM_INDICES; index++) |
| 5268 | REG_WR16(bp, BAR_XSTRORM_INTMEM + |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5269 | XSTORM_DEF_SB_HC_DISABLE_OFFSET(func, index), 1); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5270 | |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 5271 | bp->stats_pending = 0; |
Yitchak Gertner | 66e855f | 2008-08-13 15:49:05 -0700 | [diff] [blame] | 5272 | bp->set_mac_pending = 0; |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 5273 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5274 | bnx2x_ack_sb(bp, sb_id, CSTORM_ID, 0, IGU_INT_ENABLE, 0); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5275 | } |
| 5276 | |
| 5277 | static void bnx2x_update_coalesce(struct bnx2x *bp) |
| 5278 | { |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5279 | int port = BP_PORT(bp); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5280 | int i; |
| 5281 | |
| 5282 | for_each_queue(bp, i) { |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5283 | int sb_id = bp->fp[i].sb_id; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5284 | |
| 5285 | /* HC_INDEX_U_ETH_RX_CQ_CONS */ |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 5286 | REG_WR8(bp, BAR_CSTRORM_INTMEM + |
| 5287 | CSTORM_SB_HC_TIMEOUT_U_OFFSET(port, sb_id, |
| 5288 | U_SB_ETH_RX_CQ_INDEX), |
Eilon Greenstein | 7d323bf | 2009-11-09 06:09:35 +0000 | [diff] [blame] | 5289 | bp->rx_ticks/(4 * BNX2X_BTR)); |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 5290 | REG_WR16(bp, BAR_CSTRORM_INTMEM + |
| 5291 | CSTORM_SB_HC_DISABLE_U_OFFSET(port, sb_id, |
| 5292 | U_SB_ETH_RX_CQ_INDEX), |
Eilon Greenstein | 7d323bf | 2009-11-09 06:09:35 +0000 | [diff] [blame] | 5293 | (bp->rx_ticks/(4 * BNX2X_BTR)) ? 0 : 1); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5294 | |
| 5295 | /* HC_INDEX_C_ETH_TX_CQ_CONS */ |
| 5296 | REG_WR8(bp, BAR_CSTRORM_INTMEM + |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 5297 | CSTORM_SB_HC_TIMEOUT_C_OFFSET(port, sb_id, |
| 5298 | C_SB_ETH_TX_CQ_INDEX), |
Eilon Greenstein | 7d323bf | 2009-11-09 06:09:35 +0000 | [diff] [blame] | 5299 | bp->tx_ticks/(4 * BNX2X_BTR)); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5300 | REG_WR16(bp, BAR_CSTRORM_INTMEM + |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 5301 | CSTORM_SB_HC_DISABLE_C_OFFSET(port, sb_id, |
| 5302 | C_SB_ETH_TX_CQ_INDEX), |
Eilon Greenstein | 7d323bf | 2009-11-09 06:09:35 +0000 | [diff] [blame] | 5303 | (bp->tx_ticks/(4 * BNX2X_BTR)) ? 0 : 1); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5304 | } |
| 5305 | } |
| 5306 | |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 5307 | static inline void bnx2x_free_tpa_pool(struct bnx2x *bp, |
| 5308 | struct bnx2x_fastpath *fp, int last) |
| 5309 | { |
| 5310 | int i; |
| 5311 | |
| 5312 | for (i = 0; i < last; i++) { |
| 5313 | struct sw_rx_bd *rx_buf = &(fp->tpa_pool[i]); |
| 5314 | struct sk_buff *skb = rx_buf->skb; |
| 5315 | |
| 5316 | if (skb == NULL) { |
| 5317 | DP(NETIF_MSG_IFDOWN, "tpa bin %d empty on free\n", i); |
| 5318 | continue; |
| 5319 | } |
| 5320 | |
| 5321 | if (fp->tpa_state[i] == BNX2X_TPA_START) |
FUJITA Tomonori | 1a98314 | 2010-04-04 01:51:03 +0000 | [diff] [blame] | 5322 | dma_unmap_single(&bp->pdev->dev, |
| 5323 | dma_unmap_addr(rx_buf, mapping), |
| 5324 | bp->rx_buf_size, DMA_FROM_DEVICE); |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 5325 | |
| 5326 | dev_kfree_skb(skb); |
| 5327 | rx_buf->skb = NULL; |
| 5328 | } |
| 5329 | } |
| 5330 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5331 | static void bnx2x_init_rx_rings(struct bnx2x *bp) |
| 5332 | { |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 5333 | int func = BP_FUNC(bp); |
Eilon Greenstein | 3262623 | 2008-08-13 15:51:07 -0700 | [diff] [blame] | 5334 | int max_agg_queues = CHIP_IS_E1(bp) ? ETH_MAX_AGGREGATION_QUEUES_E1 : |
| 5335 | ETH_MAX_AGGREGATION_QUEUES_E1H; |
| 5336 | u16 ring_prod, cqe_ring_prod; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5337 | int i, j; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5338 | |
Eilon Greenstein | 87942b4 | 2009-02-12 08:36:49 +0000 | [diff] [blame] | 5339 | bp->rx_buf_size = bp->dev->mtu + ETH_OVREHEAD + BNX2X_RX_ALIGN; |
Eilon Greenstein | 0f00846 | 2009-02-12 08:36:18 +0000 | [diff] [blame] | 5340 | DP(NETIF_MSG_IFUP, |
| 5341 | "mtu %d rx_buf_size %d\n", bp->dev->mtu, bp->rx_buf_size); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5342 | |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 5343 | if (bp->flags & TPA_ENABLE_FLAG) { |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 5344 | |
Vladislav Zolotarov | 54b9dda | 2009-11-16 06:05:58 +0000 | [diff] [blame] | 5345 | for_each_queue(bp, j) { |
Eilon Greenstein | 3262623 | 2008-08-13 15:51:07 -0700 | [diff] [blame] | 5346 | struct bnx2x_fastpath *fp = &bp->fp[j]; |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 5347 | |
Eilon Greenstein | 3262623 | 2008-08-13 15:51:07 -0700 | [diff] [blame] | 5348 | for (i = 0; i < max_agg_queues; i++) { |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 5349 | fp->tpa_pool[i].skb = |
| 5350 | netdev_alloc_skb(bp->dev, bp->rx_buf_size); |
| 5351 | if (!fp->tpa_pool[i].skb) { |
| 5352 | BNX2X_ERR("Failed to allocate TPA " |
| 5353 | "skb pool for queue[%d] - " |
| 5354 | "disabling TPA on this " |
| 5355 | "queue!\n", j); |
| 5356 | bnx2x_free_tpa_pool(bp, fp, i); |
| 5357 | fp->disable_tpa = 1; |
| 5358 | break; |
| 5359 | } |
FUJITA Tomonori | 1a98314 | 2010-04-04 01:51:03 +0000 | [diff] [blame] | 5360 | dma_unmap_addr_set((struct sw_rx_bd *) |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 5361 | &bp->fp->tpa_pool[i], |
| 5362 | mapping, 0); |
| 5363 | fp->tpa_state[i] = BNX2X_TPA_STOP; |
| 5364 | } |
| 5365 | } |
| 5366 | } |
| 5367 | |
Vladislav Zolotarov | 54b9dda | 2009-11-16 06:05:58 +0000 | [diff] [blame] | 5368 | for_each_queue(bp, j) { |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5369 | struct bnx2x_fastpath *fp = &bp->fp[j]; |
| 5370 | |
| 5371 | fp->rx_bd_cons = 0; |
| 5372 | fp->rx_cons_sb = BNX2X_RX_SB_INDEX; |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 5373 | fp->rx_bd_cons_sb = BNX2X_RX_SB_BD_INDEX; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5374 | |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 5375 | /* "next page" elements initialization */ |
| 5376 | /* SGE ring */ |
| 5377 | for (i = 1; i <= NUM_RX_SGE_PAGES; i++) { |
| 5378 | struct eth_rx_sge *sge; |
| 5379 | |
| 5380 | sge = &fp->rx_sge_ring[RX_SGE_CNT * i - 2]; |
| 5381 | sge->addr_hi = |
| 5382 | cpu_to_le32(U64_HI(fp->rx_sge_mapping + |
| 5383 | BCM_PAGE_SIZE*(i % NUM_RX_SGE_PAGES))); |
| 5384 | sge->addr_lo = |
| 5385 | cpu_to_le32(U64_LO(fp->rx_sge_mapping + |
| 5386 | BCM_PAGE_SIZE*(i % NUM_RX_SGE_PAGES))); |
| 5387 | } |
| 5388 | |
| 5389 | bnx2x_init_sge_ring_bit_mask(fp); |
| 5390 | |
| 5391 | /* RX BD ring */ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5392 | for (i = 1; i <= NUM_RX_RINGS; i++) { |
| 5393 | struct eth_rx_bd *rx_bd; |
| 5394 | |
| 5395 | rx_bd = &fp->rx_desc_ring[RX_DESC_CNT * i - 2]; |
| 5396 | rx_bd->addr_hi = |
| 5397 | cpu_to_le32(U64_HI(fp->rx_desc_mapping + |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5398 | BCM_PAGE_SIZE*(i % NUM_RX_RINGS))); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5399 | rx_bd->addr_lo = |
| 5400 | cpu_to_le32(U64_LO(fp->rx_desc_mapping + |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5401 | BCM_PAGE_SIZE*(i % NUM_RX_RINGS))); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5402 | } |
| 5403 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5404 | /* CQ ring */ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5405 | for (i = 1; i <= NUM_RCQ_RINGS; i++) { |
| 5406 | struct eth_rx_cqe_next_page *nextpg; |
| 5407 | |
| 5408 | nextpg = (struct eth_rx_cqe_next_page *) |
| 5409 | &fp->rx_comp_ring[RCQ_DESC_CNT * i - 1]; |
| 5410 | nextpg->addr_hi = |
| 5411 | cpu_to_le32(U64_HI(fp->rx_comp_mapping + |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5412 | BCM_PAGE_SIZE*(i % NUM_RCQ_RINGS))); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5413 | nextpg->addr_lo = |
| 5414 | cpu_to_le32(U64_LO(fp->rx_comp_mapping + |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5415 | BCM_PAGE_SIZE*(i % NUM_RCQ_RINGS))); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5416 | } |
| 5417 | |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 5418 | /* Allocate SGEs and initialize the ring elements */ |
| 5419 | for (i = 0, ring_prod = 0; |
| 5420 | i < MAX_RX_SGE_CNT*NUM_RX_SGE_PAGES; i++) { |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5421 | |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 5422 | if (bnx2x_alloc_rx_sge(bp, fp, ring_prod) < 0) { |
| 5423 | BNX2X_ERR("was only able to allocate " |
| 5424 | "%d rx sges\n", i); |
| 5425 | BNX2X_ERR("disabling TPA for queue[%d]\n", j); |
| 5426 | /* Cleanup already allocated elements */ |
| 5427 | bnx2x_free_rx_sge_range(bp, fp, ring_prod); |
Eilon Greenstein | 3262623 | 2008-08-13 15:51:07 -0700 | [diff] [blame] | 5428 | bnx2x_free_tpa_pool(bp, fp, max_agg_queues); |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 5429 | fp->disable_tpa = 1; |
| 5430 | ring_prod = 0; |
| 5431 | break; |
| 5432 | } |
| 5433 | ring_prod = NEXT_SGE_IDX(ring_prod); |
| 5434 | } |
| 5435 | fp->rx_sge_prod = ring_prod; |
| 5436 | |
| 5437 | /* Allocate BDs and initialize BD ring */ |
Yitchak Gertner | 66e855f | 2008-08-13 15:49:05 -0700 | [diff] [blame] | 5438 | fp->rx_comp_cons = 0; |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 5439 | cqe_ring_prod = ring_prod = 0; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5440 | for (i = 0; i < bp->rx_ring_size; i++) { |
| 5441 | if (bnx2x_alloc_rx_skb(bp, fp, ring_prod) < 0) { |
| 5442 | BNX2X_ERR("was only able to allocate " |
Eilon Greenstein | de832a5 | 2009-02-12 08:36:33 +0000 | [diff] [blame] | 5443 | "%d rx skbs on queue[%d]\n", i, j); |
| 5444 | fp->eth_q_stats.rx_skb_alloc_failed++; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5445 | break; |
| 5446 | } |
| 5447 | ring_prod = NEXT_RX_IDX(ring_prod); |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 5448 | cqe_ring_prod = NEXT_RCQ_IDX(cqe_ring_prod); |
Ilpo Järvinen | 53e5e96 | 2008-07-25 21:40:45 -0700 | [diff] [blame] | 5449 | WARN_ON(ring_prod <= i); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5450 | } |
| 5451 | |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 5452 | fp->rx_bd_prod = ring_prod; |
| 5453 | /* must not have more available CQEs than BDs */ |
Vladislav Zolotarov | cdaa7cb | 2010-04-19 01:13:57 +0000 | [diff] [blame] | 5454 | fp->rx_comp_prod = min_t(u16, NUM_RCQ_RINGS*RCQ_DESC_CNT, |
| 5455 | cqe_ring_prod); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5456 | fp->rx_pkt = fp->rx_calls = 0; |
| 5457 | |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 5458 | /* Warning! |
| 5459 | * this will generate an interrupt (to the TSTORM) |
| 5460 | * must only be done after chip is initialized |
| 5461 | */ |
| 5462 | bnx2x_update_rx_prod(bp, fp, ring_prod, fp->rx_comp_prod, |
| 5463 | fp->rx_sge_prod); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5464 | if (j != 0) |
| 5465 | continue; |
| 5466 | |
| 5467 | REG_WR(bp, BAR_USTRORM_INTMEM + |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 5468 | USTORM_MEM_WORKAROUND_ADDRESS_OFFSET(func), |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5469 | U64_LO(fp->rx_comp_mapping)); |
| 5470 | REG_WR(bp, BAR_USTRORM_INTMEM + |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 5471 | USTORM_MEM_WORKAROUND_ADDRESS_OFFSET(func) + 4, |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5472 | U64_HI(fp->rx_comp_mapping)); |
| 5473 | } |
| 5474 | } |
| 5475 | |
| 5476 | static void bnx2x_init_tx_ring(struct bnx2x *bp) |
| 5477 | { |
| 5478 | int i, j; |
| 5479 | |
Vladislav Zolotarov | 54b9dda | 2009-11-16 06:05:58 +0000 | [diff] [blame] | 5480 | for_each_queue(bp, j) { |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5481 | struct bnx2x_fastpath *fp = &bp->fp[j]; |
| 5482 | |
| 5483 | for (i = 1; i <= NUM_TX_RINGS; i++) { |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 5484 | struct eth_tx_next_bd *tx_next_bd = |
| 5485 | &fp->tx_desc_ring[TX_DESC_CNT * i - 1].next_bd; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5486 | |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 5487 | tx_next_bd->addr_hi = |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5488 | cpu_to_le32(U64_HI(fp->tx_desc_mapping + |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5489 | BCM_PAGE_SIZE*(i % NUM_TX_RINGS))); |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 5490 | tx_next_bd->addr_lo = |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5491 | cpu_to_le32(U64_LO(fp->tx_desc_mapping + |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5492 | BCM_PAGE_SIZE*(i % NUM_TX_RINGS))); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5493 | } |
| 5494 | |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 5495 | fp->tx_db.data.header.header = DOORBELL_HDR_DB_TYPE; |
| 5496 | fp->tx_db.data.zero_fill1 = 0; |
| 5497 | fp->tx_db.data.prod = 0; |
| 5498 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5499 | fp->tx_pkt_prod = 0; |
| 5500 | fp->tx_pkt_cons = 0; |
| 5501 | fp->tx_bd_prod = 0; |
| 5502 | fp->tx_bd_cons = 0; |
| 5503 | fp->tx_cons_sb = BNX2X_TX_SB_INDEX; |
| 5504 | fp->tx_pkt = 0; |
| 5505 | } |
| 5506 | } |
| 5507 | |
| 5508 | static void bnx2x_init_sp_ring(struct bnx2x *bp) |
| 5509 | { |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5510 | int func = BP_FUNC(bp); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5511 | |
| 5512 | spin_lock_init(&bp->spq_lock); |
| 5513 | |
| 5514 | bp->spq_left = MAX_SPQ_PENDING; |
| 5515 | bp->spq_prod_idx = 0; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5516 | bp->dsb_sp_prod = BNX2X_SP_DSB_INDEX; |
| 5517 | bp->spq_prod_bd = bp->spq; |
| 5518 | bp->spq_last_bd = bp->spq_prod_bd + MAX_SP_DESC_CNT; |
| 5519 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5520 | REG_WR(bp, XSEM_REG_FAST_MEMORY + XSTORM_SPQ_PAGE_BASE_OFFSET(func), |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5521 | U64_LO(bp->spq_mapping)); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5522 | REG_WR(bp, |
| 5523 | XSEM_REG_FAST_MEMORY + XSTORM_SPQ_PAGE_BASE_OFFSET(func) + 4, |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5524 | U64_HI(bp->spq_mapping)); |
| 5525 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5526 | REG_WR(bp, XSEM_REG_FAST_MEMORY + XSTORM_SPQ_PROD_OFFSET(func), |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5527 | bp->spq_prod_idx); |
| 5528 | } |
| 5529 | |
| 5530 | static void bnx2x_init_context(struct bnx2x *bp) |
| 5531 | { |
| 5532 | int i; |
| 5533 | |
Vladislav Zolotarov | 54b9dda | 2009-11-16 06:05:58 +0000 | [diff] [blame] | 5534 | /* Rx */ |
| 5535 | for_each_queue(bp, i) { |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5536 | struct eth_context *context = bnx2x_sp(bp, context[i].eth); |
| 5537 | struct bnx2x_fastpath *fp = &bp->fp[i]; |
Eilon Greenstein | de832a5 | 2009-02-12 08:36:33 +0000 | [diff] [blame] | 5538 | u8 cl_id = fp->cl_id; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5539 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5540 | context->ustorm_st_context.common.sb_index_numbers = |
| 5541 | BNX2X_RX_SB_INDEX_NUM; |
Eilon Greenstein | 0626b89 | 2009-02-12 08:38:14 +0000 | [diff] [blame] | 5542 | context->ustorm_st_context.common.clientId = cl_id; |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 5543 | context->ustorm_st_context.common.status_block_id = fp->sb_id; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5544 | context->ustorm_st_context.common.flags = |
Eilon Greenstein | de832a5 | 2009-02-12 08:36:33 +0000 | [diff] [blame] | 5545 | (USTORM_ETH_ST_CONTEXT_CONFIG_ENABLE_MC_ALIGNMENT | |
| 5546 | USTORM_ETH_ST_CONTEXT_CONFIG_ENABLE_STATISTICS); |
| 5547 | context->ustorm_st_context.common.statistics_counter_id = |
| 5548 | cl_id; |
Eilon Greenstein | 8d9c5f3 | 2009-02-15 23:24:08 -0800 | [diff] [blame] | 5549 | context->ustorm_st_context.common.mc_alignment_log_size = |
Eilon Greenstein | 0f00846 | 2009-02-12 08:36:18 +0000 | [diff] [blame] | 5550 | BNX2X_RX_ALIGN_SHIFT; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5551 | context->ustorm_st_context.common.bd_buff_size = |
Eilon Greenstein | 437cf2f | 2008-09-03 14:38:00 -0700 | [diff] [blame] | 5552 | bp->rx_buf_size; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5553 | context->ustorm_st_context.common.bd_page_base_hi = |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5554 | U64_HI(fp->rx_desc_mapping); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5555 | context->ustorm_st_context.common.bd_page_base_lo = |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5556 | U64_LO(fp->rx_desc_mapping); |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 5557 | if (!fp->disable_tpa) { |
| 5558 | context->ustorm_st_context.common.flags |= |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 5559 | USTORM_ETH_ST_CONTEXT_CONFIG_ENABLE_TPA; |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 5560 | context->ustorm_st_context.common.sge_buff_size = |
Vladislav Zolotarov | cdaa7cb | 2010-04-19 01:13:57 +0000 | [diff] [blame] | 5561 | (u16)min_t(u32, SGE_PAGE_SIZE*PAGES_PER_SGE, |
| 5562 | 0xffff); |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 5563 | context->ustorm_st_context.common.sge_page_base_hi = |
| 5564 | U64_HI(fp->rx_sge_mapping); |
| 5565 | context->ustorm_st_context.common.sge_page_base_lo = |
| 5566 | U64_LO(fp->rx_sge_mapping); |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 5567 | |
| 5568 | context->ustorm_st_context.common.max_sges_for_packet = |
| 5569 | SGE_PAGE_ALIGN(bp->dev->mtu) >> SGE_PAGE_SHIFT; |
| 5570 | context->ustorm_st_context.common.max_sges_for_packet = |
| 5571 | ((context->ustorm_st_context.common. |
| 5572 | max_sges_for_packet + PAGES_PER_SGE - 1) & |
| 5573 | (~(PAGES_PER_SGE - 1))) >> PAGES_PER_SGE_SHIFT; |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 5574 | } |
| 5575 | |
Eilon Greenstein | 8d9c5f3 | 2009-02-15 23:24:08 -0800 | [diff] [blame] | 5576 | context->ustorm_ag_context.cdu_usage = |
| 5577 | CDU_RSRVD_VALUE_TYPE_A(HW_CID(bp, i), |
| 5578 | CDU_REGION_NUMBER_UCM_AG, |
| 5579 | ETH_CONNECTION_TYPE); |
| 5580 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5581 | context->xstorm_ag_context.cdu_reserved = |
| 5582 | CDU_RSRVD_VALUE_TYPE_A(HW_CID(bp, i), |
| 5583 | CDU_REGION_NUMBER_XCM_AG, |
| 5584 | ETH_CONNECTION_TYPE); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5585 | } |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 5586 | |
Vladislav Zolotarov | 54b9dda | 2009-11-16 06:05:58 +0000 | [diff] [blame] | 5587 | /* Tx */ |
| 5588 | for_each_queue(bp, i) { |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 5589 | struct bnx2x_fastpath *fp = &bp->fp[i]; |
| 5590 | struct eth_context *context = |
Vladislav Zolotarov | 54b9dda | 2009-11-16 06:05:58 +0000 | [diff] [blame] | 5591 | bnx2x_sp(bp, context[i].eth); |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 5592 | |
| 5593 | context->cstorm_st_context.sb_index_number = |
| 5594 | C_SB_ETH_TX_CQ_INDEX; |
| 5595 | context->cstorm_st_context.status_block_id = fp->sb_id; |
| 5596 | |
| 5597 | context->xstorm_st_context.tx_bd_page_base_hi = |
| 5598 | U64_HI(fp->tx_desc_mapping); |
| 5599 | context->xstorm_st_context.tx_bd_page_base_lo = |
| 5600 | U64_LO(fp->tx_desc_mapping); |
| 5601 | context->xstorm_st_context.statistics_data = (fp->cl_id | |
| 5602 | XSTORM_ETH_ST_CONTEXT_STATISTICS_ENABLE); |
| 5603 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5604 | } |
| 5605 | |
| 5606 | static void bnx2x_init_ind_table(struct bnx2x *bp) |
| 5607 | { |
Eilon Greenstein | 26c8fa4 | 2009-01-14 21:29:55 -0800 | [diff] [blame] | 5608 | int func = BP_FUNC(bp); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5609 | int i; |
| 5610 | |
Eilon Greenstein | 555f6c7 | 2009-02-12 08:36:11 +0000 | [diff] [blame] | 5611 | if (bp->multi_mode == ETH_RSS_MODE_DISABLED) |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5612 | return; |
| 5613 | |
Eilon Greenstein | 555f6c7 | 2009-02-12 08:36:11 +0000 | [diff] [blame] | 5614 | DP(NETIF_MSG_IFUP, |
| 5615 | "Initializing indirection table multi_mode %d\n", bp->multi_mode); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5616 | for (i = 0; i < TSTORM_INDIRECTION_TABLE_SIZE; i++) |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5617 | REG_WR8(bp, BAR_TSTRORM_INTMEM + |
Eilon Greenstein | 26c8fa4 | 2009-01-14 21:29:55 -0800 | [diff] [blame] | 5618 | TSTORM_INDIRECTION_TABLE_OFFSET(func) + i, |
Vladislav Zolotarov | 54b9dda | 2009-11-16 06:05:58 +0000 | [diff] [blame] | 5619 | bp->fp->cl_id + (i % bp->num_queues)); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5620 | } |
| 5621 | |
Eliezer Tamir | 49d6677 | 2008-02-28 11:53:13 -0800 | [diff] [blame] | 5622 | static void bnx2x_set_client_config(struct bnx2x *bp) |
| 5623 | { |
Eliezer Tamir | 49d6677 | 2008-02-28 11:53:13 -0800 | [diff] [blame] | 5624 | struct tstorm_eth_client_config tstorm_client = {0}; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5625 | int port = BP_PORT(bp); |
| 5626 | int i; |
Eliezer Tamir | 49d6677 | 2008-02-28 11:53:13 -0800 | [diff] [blame] | 5627 | |
Eilon Greenstein | e7799c5 | 2009-01-14 21:30:27 -0800 | [diff] [blame] | 5628 | tstorm_client.mtu = bp->dev->mtu; |
Eliezer Tamir | 49d6677 | 2008-02-28 11:53:13 -0800 | [diff] [blame] | 5629 | tstorm_client.config_flags = |
Eilon Greenstein | de832a5 | 2009-02-12 08:36:33 +0000 | [diff] [blame] | 5630 | (TSTORM_ETH_CLIENT_CONFIG_STATSITICS_ENABLE | |
| 5631 | TSTORM_ETH_CLIENT_CONFIG_E1HOV_REM_ENABLE); |
Eliezer Tamir | 49d6677 | 2008-02-28 11:53:13 -0800 | [diff] [blame] | 5632 | #ifdef BCM_VLAN |
Eilon Greenstein | 0c6671b | 2009-01-14 21:26:51 -0800 | [diff] [blame] | 5633 | if (bp->rx_mode && bp->vlgrp && (bp->flags & HW_VLAN_RX_FLAG)) { |
Eliezer Tamir | 49d6677 | 2008-02-28 11:53:13 -0800 | [diff] [blame] | 5634 | tstorm_client.config_flags |= |
Eilon Greenstein | 8d9c5f3 | 2009-02-15 23:24:08 -0800 | [diff] [blame] | 5635 | TSTORM_ETH_CLIENT_CONFIG_VLAN_REM_ENABLE; |
Eliezer Tamir | 49d6677 | 2008-02-28 11:53:13 -0800 | [diff] [blame] | 5636 | DP(NETIF_MSG_IFUP, "vlan removal enabled\n"); |
| 5637 | } |
| 5638 | #endif |
Eliezer Tamir | 49d6677 | 2008-02-28 11:53:13 -0800 | [diff] [blame] | 5639 | |
| 5640 | for_each_queue(bp, i) { |
Eilon Greenstein | de832a5 | 2009-02-12 08:36:33 +0000 | [diff] [blame] | 5641 | tstorm_client.statistics_counter_id = bp->fp[i].cl_id; |
| 5642 | |
Eliezer Tamir | 49d6677 | 2008-02-28 11:53:13 -0800 | [diff] [blame] | 5643 | REG_WR(bp, BAR_TSTRORM_INTMEM + |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5644 | TSTORM_CLIENT_CONFIG_OFFSET(port, bp->fp[i].cl_id), |
Eliezer Tamir | 49d6677 | 2008-02-28 11:53:13 -0800 | [diff] [blame] | 5645 | ((u32 *)&tstorm_client)[0]); |
| 5646 | REG_WR(bp, BAR_TSTRORM_INTMEM + |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5647 | TSTORM_CLIENT_CONFIG_OFFSET(port, bp->fp[i].cl_id) + 4, |
Eliezer Tamir | 49d6677 | 2008-02-28 11:53:13 -0800 | [diff] [blame] | 5648 | ((u32 *)&tstorm_client)[1]); |
| 5649 | } |
| 5650 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5651 | DP(BNX2X_MSG_OFF, "tstorm_client: 0x%08x 0x%08x\n", |
| 5652 | ((u32 *)&tstorm_client)[0], ((u32 *)&tstorm_client)[1]); |
Eliezer Tamir | 49d6677 | 2008-02-28 11:53:13 -0800 | [diff] [blame] | 5653 | } |
| 5654 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5655 | static void bnx2x_set_storm_rx_mode(struct bnx2x *bp) |
| 5656 | { |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5657 | struct tstorm_eth_mac_filter_config tstorm_mac_filter = {0}; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5658 | int mode = bp->rx_mode; |
Michael Chan | 37b091b | 2009-10-10 13:46:55 +0000 | [diff] [blame] | 5659 | int mask = bp->rx_mode_cl_mask; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5660 | int func = BP_FUNC(bp); |
Eilon Greenstein | 581ce43 | 2009-07-29 00:20:04 +0000 | [diff] [blame] | 5661 | int port = BP_PORT(bp); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5662 | int i; |
Eilon Greenstein | 581ce43 | 2009-07-29 00:20:04 +0000 | [diff] [blame] | 5663 | /* All but management unicast packets should pass to the host as well */ |
| 5664 | u32 llh_mask = |
| 5665 | NIG_LLH0_BRB1_DRV_MASK_REG_LLH0_BRB1_DRV_MASK_BRCST | |
| 5666 | NIG_LLH0_BRB1_DRV_MASK_REG_LLH0_BRB1_DRV_MASK_MLCST | |
| 5667 | NIG_LLH0_BRB1_DRV_MASK_REG_LLH0_BRB1_DRV_MASK_VLAN | |
| 5668 | NIG_LLH0_BRB1_DRV_MASK_REG_LLH0_BRB1_DRV_MASK_NO_VLAN; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5669 | |
Eilon Greenstein | 3196a88 | 2008-08-13 15:58:49 -0700 | [diff] [blame] | 5670 | DP(NETIF_MSG_IFUP, "rx mode %d mask 0x%x\n", mode, mask); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5671 | |
| 5672 | switch (mode) { |
| 5673 | case BNX2X_RX_MODE_NONE: /* no Rx */ |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5674 | tstorm_mac_filter.ucast_drop_all = mask; |
| 5675 | tstorm_mac_filter.mcast_drop_all = mask; |
| 5676 | tstorm_mac_filter.bcast_drop_all = mask; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5677 | break; |
Eilon Greenstein | 356e238 | 2009-02-12 08:38:32 +0000 | [diff] [blame] | 5678 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5679 | case BNX2X_RX_MODE_NORMAL: |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5680 | tstorm_mac_filter.bcast_accept_all = mask; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5681 | break; |
Eilon Greenstein | 356e238 | 2009-02-12 08:38:32 +0000 | [diff] [blame] | 5682 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5683 | case BNX2X_RX_MODE_ALLMULTI: |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5684 | tstorm_mac_filter.mcast_accept_all = mask; |
| 5685 | tstorm_mac_filter.bcast_accept_all = mask; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5686 | break; |
Eilon Greenstein | 356e238 | 2009-02-12 08:38:32 +0000 | [diff] [blame] | 5687 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5688 | case BNX2X_RX_MODE_PROMISC: |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5689 | tstorm_mac_filter.ucast_accept_all = mask; |
| 5690 | tstorm_mac_filter.mcast_accept_all = mask; |
| 5691 | tstorm_mac_filter.bcast_accept_all = mask; |
Eilon Greenstein | 581ce43 | 2009-07-29 00:20:04 +0000 | [diff] [blame] | 5692 | /* pass management unicast packets as well */ |
| 5693 | llh_mask |= NIG_LLH0_BRB1_DRV_MASK_REG_LLH0_BRB1_DRV_MASK_UNCST; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5694 | break; |
Eilon Greenstein | 356e238 | 2009-02-12 08:38:32 +0000 | [diff] [blame] | 5695 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5696 | default: |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5697 | BNX2X_ERR("BAD rx mode (%d)\n", mode); |
| 5698 | break; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5699 | } |
| 5700 | |
Eilon Greenstein | 581ce43 | 2009-07-29 00:20:04 +0000 | [diff] [blame] | 5701 | REG_WR(bp, |
| 5702 | (port ? NIG_REG_LLH1_BRB1_DRV_MASK : NIG_REG_LLH0_BRB1_DRV_MASK), |
| 5703 | llh_mask); |
| 5704 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5705 | for (i = 0; i < sizeof(struct tstorm_eth_mac_filter_config)/4; i++) { |
| 5706 | REG_WR(bp, BAR_TSTRORM_INTMEM + |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5707 | TSTORM_MAC_FILTER_CONFIG_OFFSET(func) + i * 4, |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5708 | ((u32 *)&tstorm_mac_filter)[i]); |
| 5709 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5710 | /* DP(NETIF_MSG_IFUP, "tstorm_mac_filter[%d]: 0x%08x\n", i, |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5711 | ((u32 *)&tstorm_mac_filter)[i]); */ |
| 5712 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5713 | |
Eliezer Tamir | 49d6677 | 2008-02-28 11:53:13 -0800 | [diff] [blame] | 5714 | if (mode != BNX2X_RX_MODE_NONE) |
| 5715 | bnx2x_set_client_config(bp); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5716 | } |
| 5717 | |
Eilon Greenstein | 471de71 | 2008-08-13 15:49:35 -0700 | [diff] [blame] | 5718 | static void bnx2x_init_internal_common(struct bnx2x *bp) |
| 5719 | { |
| 5720 | int i; |
| 5721 | |
| 5722 | /* Zero this manually as its initialization is |
| 5723 | currently missing in the initTool */ |
| 5724 | for (i = 0; i < (USTORM_AGG_DATA_SIZE >> 2); i++) |
| 5725 | REG_WR(bp, BAR_USTRORM_INTMEM + |
| 5726 | USTORM_AGG_DATA_OFFSET + i * 4, 0); |
| 5727 | } |
| 5728 | |
| 5729 | static void bnx2x_init_internal_port(struct bnx2x *bp) |
| 5730 | { |
| 5731 | int port = BP_PORT(bp); |
| 5732 | |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 5733 | REG_WR(bp, |
| 5734 | BAR_CSTRORM_INTMEM + CSTORM_HC_BTR_U_OFFSET(port), BNX2X_BTR); |
| 5735 | REG_WR(bp, |
| 5736 | BAR_CSTRORM_INTMEM + CSTORM_HC_BTR_C_OFFSET(port), BNX2X_BTR); |
Eilon Greenstein | 471de71 | 2008-08-13 15:49:35 -0700 | [diff] [blame] | 5737 | REG_WR(bp, BAR_TSTRORM_INTMEM + TSTORM_HC_BTR_OFFSET(port), BNX2X_BTR); |
| 5738 | REG_WR(bp, BAR_XSTRORM_INTMEM + XSTORM_HC_BTR_OFFSET(port), BNX2X_BTR); |
| 5739 | } |
| 5740 | |
| 5741 | static void bnx2x_init_internal_func(struct bnx2x *bp) |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5742 | { |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5743 | struct tstorm_eth_function_common_config tstorm_config = {0}; |
| 5744 | struct stats_indication_flags stats_flags = {0}; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5745 | int port = BP_PORT(bp); |
| 5746 | int func = BP_FUNC(bp); |
Eilon Greenstein | de832a5 | 2009-02-12 08:36:33 +0000 | [diff] [blame] | 5747 | int i, j; |
| 5748 | u32 offset; |
Eilon Greenstein | 471de71 | 2008-08-13 15:49:35 -0700 | [diff] [blame] | 5749 | u16 max_agg_size; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5750 | |
| 5751 | if (is_multi(bp)) { |
Eilon Greenstein | 555f6c7 | 2009-02-12 08:36:11 +0000 | [diff] [blame] | 5752 | tstorm_config.config_flags = MULTI_FLAGS(bp); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5753 | tstorm_config.rss_result_mask = MULTI_MASK; |
| 5754 | } |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 5755 | |
| 5756 | /* Enable TPA if needed */ |
| 5757 | if (bp->flags & TPA_ENABLE_FLAG) |
| 5758 | tstorm_config.config_flags |= |
| 5759 | TSTORM_ETH_FUNCTION_COMMON_CONFIG_ENABLE_TPA; |
| 5760 | |
Eilon Greenstein | 8d9c5f3 | 2009-02-15 23:24:08 -0800 | [diff] [blame] | 5761 | if (IS_E1HMF(bp)) |
| 5762 | tstorm_config.config_flags |= |
| 5763 | TSTORM_ETH_FUNCTION_COMMON_CONFIG_E1HOV_IN_CAM; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5764 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5765 | tstorm_config.leading_client_id = BP_L_ID(bp); |
| 5766 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5767 | REG_WR(bp, BAR_TSTRORM_INTMEM + |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5768 | TSTORM_FUNCTION_COMMON_CONFIG_OFFSET(func), |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5769 | (*(u32 *)&tstorm_config)); |
| 5770 | |
Eliezer Tamir | c14423f | 2008-02-28 11:49:42 -0800 | [diff] [blame] | 5771 | bp->rx_mode = BNX2X_RX_MODE_NONE; /* no rx until link is up */ |
Michael Chan | 37b091b | 2009-10-10 13:46:55 +0000 | [diff] [blame] | 5772 | bp->rx_mode_cl_mask = (1 << BP_L_ID(bp)); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5773 | bnx2x_set_storm_rx_mode(bp); |
| 5774 | |
Eilon Greenstein | de832a5 | 2009-02-12 08:36:33 +0000 | [diff] [blame] | 5775 | for_each_queue(bp, i) { |
| 5776 | u8 cl_id = bp->fp[i].cl_id; |
| 5777 | |
| 5778 | /* reset xstorm per client statistics */ |
| 5779 | offset = BAR_XSTRORM_INTMEM + |
| 5780 | XSTORM_PER_COUNTER_ID_STATS_OFFSET(port, cl_id); |
| 5781 | for (j = 0; |
| 5782 | j < sizeof(struct xstorm_per_client_stats) / 4; j++) |
| 5783 | REG_WR(bp, offset + j*4, 0); |
| 5784 | |
| 5785 | /* reset tstorm per client statistics */ |
| 5786 | offset = BAR_TSTRORM_INTMEM + |
| 5787 | TSTORM_PER_COUNTER_ID_STATS_OFFSET(port, cl_id); |
| 5788 | for (j = 0; |
| 5789 | j < sizeof(struct tstorm_per_client_stats) / 4; j++) |
| 5790 | REG_WR(bp, offset + j*4, 0); |
| 5791 | |
| 5792 | /* reset ustorm per client statistics */ |
| 5793 | offset = BAR_USTRORM_INTMEM + |
| 5794 | USTORM_PER_COUNTER_ID_STATS_OFFSET(port, cl_id); |
| 5795 | for (j = 0; |
| 5796 | j < sizeof(struct ustorm_per_client_stats) / 4; j++) |
| 5797 | REG_WR(bp, offset + j*4, 0); |
Yitchak Gertner | 66e855f | 2008-08-13 15:49:05 -0700 | [diff] [blame] | 5798 | } |
| 5799 | |
| 5800 | /* Init statistics related context */ |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5801 | stats_flags.collect_eth = 1; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5802 | |
Yitchak Gertner | 66e855f | 2008-08-13 15:49:05 -0700 | [diff] [blame] | 5803 | REG_WR(bp, BAR_XSTRORM_INTMEM + XSTORM_STATS_FLAGS_OFFSET(func), |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5804 | ((u32 *)&stats_flags)[0]); |
Yitchak Gertner | 66e855f | 2008-08-13 15:49:05 -0700 | [diff] [blame] | 5805 | REG_WR(bp, BAR_XSTRORM_INTMEM + XSTORM_STATS_FLAGS_OFFSET(func) + 4, |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5806 | ((u32 *)&stats_flags)[1]); |
| 5807 | |
Yitchak Gertner | 66e855f | 2008-08-13 15:49:05 -0700 | [diff] [blame] | 5808 | REG_WR(bp, BAR_TSTRORM_INTMEM + TSTORM_STATS_FLAGS_OFFSET(func), |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5809 | ((u32 *)&stats_flags)[0]); |
Yitchak Gertner | 66e855f | 2008-08-13 15:49:05 -0700 | [diff] [blame] | 5810 | REG_WR(bp, BAR_TSTRORM_INTMEM + TSTORM_STATS_FLAGS_OFFSET(func) + 4, |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5811 | ((u32 *)&stats_flags)[1]); |
| 5812 | |
Eilon Greenstein | de832a5 | 2009-02-12 08:36:33 +0000 | [diff] [blame] | 5813 | REG_WR(bp, BAR_USTRORM_INTMEM + USTORM_STATS_FLAGS_OFFSET(func), |
| 5814 | ((u32 *)&stats_flags)[0]); |
| 5815 | REG_WR(bp, BAR_USTRORM_INTMEM + USTORM_STATS_FLAGS_OFFSET(func) + 4, |
| 5816 | ((u32 *)&stats_flags)[1]); |
| 5817 | |
Yitchak Gertner | 66e855f | 2008-08-13 15:49:05 -0700 | [diff] [blame] | 5818 | REG_WR(bp, BAR_CSTRORM_INTMEM + CSTORM_STATS_FLAGS_OFFSET(func), |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5819 | ((u32 *)&stats_flags)[0]); |
Yitchak Gertner | 66e855f | 2008-08-13 15:49:05 -0700 | [diff] [blame] | 5820 | REG_WR(bp, BAR_CSTRORM_INTMEM + CSTORM_STATS_FLAGS_OFFSET(func) + 4, |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5821 | ((u32 *)&stats_flags)[1]); |
| 5822 | |
Yitchak Gertner | 66e855f | 2008-08-13 15:49:05 -0700 | [diff] [blame] | 5823 | REG_WR(bp, BAR_XSTRORM_INTMEM + |
| 5824 | XSTORM_ETH_STATS_QUERY_ADDR_OFFSET(func), |
| 5825 | U64_LO(bnx2x_sp_mapping(bp, fw_stats))); |
| 5826 | REG_WR(bp, BAR_XSTRORM_INTMEM + |
| 5827 | XSTORM_ETH_STATS_QUERY_ADDR_OFFSET(func) + 4, |
| 5828 | U64_HI(bnx2x_sp_mapping(bp, fw_stats))); |
| 5829 | |
| 5830 | REG_WR(bp, BAR_TSTRORM_INTMEM + |
| 5831 | TSTORM_ETH_STATS_QUERY_ADDR_OFFSET(func), |
| 5832 | U64_LO(bnx2x_sp_mapping(bp, fw_stats))); |
| 5833 | REG_WR(bp, BAR_TSTRORM_INTMEM + |
| 5834 | TSTORM_ETH_STATS_QUERY_ADDR_OFFSET(func) + 4, |
| 5835 | U64_HI(bnx2x_sp_mapping(bp, fw_stats))); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5836 | |
Eilon Greenstein | de832a5 | 2009-02-12 08:36:33 +0000 | [diff] [blame] | 5837 | REG_WR(bp, BAR_USTRORM_INTMEM + |
| 5838 | USTORM_ETH_STATS_QUERY_ADDR_OFFSET(func), |
| 5839 | U64_LO(bnx2x_sp_mapping(bp, fw_stats))); |
| 5840 | REG_WR(bp, BAR_USTRORM_INTMEM + |
| 5841 | USTORM_ETH_STATS_QUERY_ADDR_OFFSET(func) + 4, |
| 5842 | U64_HI(bnx2x_sp_mapping(bp, fw_stats))); |
| 5843 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5844 | if (CHIP_IS_E1H(bp)) { |
| 5845 | REG_WR8(bp, BAR_XSTRORM_INTMEM + XSTORM_FUNCTION_MODE_OFFSET, |
| 5846 | IS_E1HMF(bp)); |
| 5847 | REG_WR8(bp, BAR_TSTRORM_INTMEM + TSTORM_FUNCTION_MODE_OFFSET, |
| 5848 | IS_E1HMF(bp)); |
| 5849 | REG_WR8(bp, BAR_CSTRORM_INTMEM + CSTORM_FUNCTION_MODE_OFFSET, |
| 5850 | IS_E1HMF(bp)); |
| 5851 | REG_WR8(bp, BAR_USTRORM_INTMEM + USTORM_FUNCTION_MODE_OFFSET, |
| 5852 | IS_E1HMF(bp)); |
| 5853 | |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 5854 | REG_WR16(bp, BAR_XSTRORM_INTMEM + XSTORM_E1HOV_OFFSET(func), |
| 5855 | bp->e1hov); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5856 | } |
| 5857 | |
Eilon Greenstein | 4f40f2c | 2009-01-14 21:24:17 -0800 | [diff] [blame] | 5858 | /* Init CQ ring mapping and aggregation size, the FW limit is 8 frags */ |
Vladislav Zolotarov | cdaa7cb | 2010-04-19 01:13:57 +0000 | [diff] [blame] | 5859 | max_agg_size = min_t(u32, (min_t(u32, 8, MAX_SKB_FRAGS) * |
| 5860 | SGE_PAGE_SIZE * PAGES_PER_SGE), 0xffff); |
Vladislav Zolotarov | 54b9dda | 2009-11-16 06:05:58 +0000 | [diff] [blame] | 5861 | for_each_queue(bp, i) { |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 5862 | struct bnx2x_fastpath *fp = &bp->fp[i]; |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 5863 | |
| 5864 | REG_WR(bp, BAR_USTRORM_INTMEM + |
Eilon Greenstein | 0626b89 | 2009-02-12 08:38:14 +0000 | [diff] [blame] | 5865 | USTORM_CQE_PAGE_BASE_OFFSET(port, fp->cl_id), |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 5866 | U64_LO(fp->rx_comp_mapping)); |
| 5867 | REG_WR(bp, BAR_USTRORM_INTMEM + |
Eilon Greenstein | 0626b89 | 2009-02-12 08:38:14 +0000 | [diff] [blame] | 5868 | USTORM_CQE_PAGE_BASE_OFFSET(port, fp->cl_id) + 4, |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 5869 | U64_HI(fp->rx_comp_mapping)); |
| 5870 | |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 5871 | /* Next page */ |
| 5872 | REG_WR(bp, BAR_USTRORM_INTMEM + |
| 5873 | USTORM_CQE_PAGE_NEXT_OFFSET(port, fp->cl_id), |
| 5874 | U64_LO(fp->rx_comp_mapping + BCM_PAGE_SIZE)); |
| 5875 | REG_WR(bp, BAR_USTRORM_INTMEM + |
| 5876 | USTORM_CQE_PAGE_NEXT_OFFSET(port, fp->cl_id) + 4, |
| 5877 | U64_HI(fp->rx_comp_mapping + BCM_PAGE_SIZE)); |
| 5878 | |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 5879 | REG_WR16(bp, BAR_USTRORM_INTMEM + |
Eilon Greenstein | 0626b89 | 2009-02-12 08:38:14 +0000 | [diff] [blame] | 5880 | USTORM_MAX_AGG_SIZE_OFFSET(port, fp->cl_id), |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 5881 | max_agg_size); |
| 5882 | } |
Eilon Greenstein | 8a1c38d | 2009-02-12 08:36:40 +0000 | [diff] [blame] | 5883 | |
Eilon Greenstein | 1c06328 | 2009-02-12 08:36:43 +0000 | [diff] [blame] | 5884 | /* dropless flow control */ |
| 5885 | if (CHIP_IS_E1H(bp)) { |
| 5886 | struct ustorm_eth_rx_pause_data_e1h rx_pause = {0}; |
| 5887 | |
| 5888 | rx_pause.bd_thr_low = 250; |
| 5889 | rx_pause.cqe_thr_low = 250; |
| 5890 | rx_pause.cos = 1; |
| 5891 | rx_pause.sge_thr_low = 0; |
| 5892 | rx_pause.bd_thr_high = 350; |
| 5893 | rx_pause.cqe_thr_high = 350; |
| 5894 | rx_pause.sge_thr_high = 0; |
| 5895 | |
Vladislav Zolotarov | 54b9dda | 2009-11-16 06:05:58 +0000 | [diff] [blame] | 5896 | for_each_queue(bp, i) { |
Eilon Greenstein | 1c06328 | 2009-02-12 08:36:43 +0000 | [diff] [blame] | 5897 | struct bnx2x_fastpath *fp = &bp->fp[i]; |
| 5898 | |
| 5899 | if (!fp->disable_tpa) { |
| 5900 | rx_pause.sge_thr_low = 150; |
| 5901 | rx_pause.sge_thr_high = 250; |
| 5902 | } |
| 5903 | |
| 5904 | |
| 5905 | offset = BAR_USTRORM_INTMEM + |
| 5906 | USTORM_ETH_RING_PAUSE_DATA_OFFSET(port, |
| 5907 | fp->cl_id); |
| 5908 | for (j = 0; |
| 5909 | j < sizeof(struct ustorm_eth_rx_pause_data_e1h)/4; |
| 5910 | j++) |
| 5911 | REG_WR(bp, offset + j*4, |
| 5912 | ((u32 *)&rx_pause)[j]); |
| 5913 | } |
| 5914 | } |
| 5915 | |
Eilon Greenstein | 8a1c38d | 2009-02-12 08:36:40 +0000 | [diff] [blame] | 5916 | memset(&(bp->cmng), 0, sizeof(struct cmng_struct_per_port)); |
| 5917 | |
| 5918 | /* Init rate shaping and fairness contexts */ |
| 5919 | if (IS_E1HMF(bp)) { |
| 5920 | int vn; |
| 5921 | |
| 5922 | /* During init there is no active link |
| 5923 | Until link is up, set link rate to 10Gbps */ |
| 5924 | bp->link_vars.line_speed = SPEED_10000; |
| 5925 | bnx2x_init_port_minmax(bp); |
| 5926 | |
Eilon Greenstein | b015e3d | 2009-10-15 00:17:20 -0700 | [diff] [blame] | 5927 | if (!BP_NOMCP(bp)) |
| 5928 | bp->mf_config = |
| 5929 | SHMEM_RD(bp, mf_cfg.func_mf_config[func].config); |
Eilon Greenstein | 8a1c38d | 2009-02-12 08:36:40 +0000 | [diff] [blame] | 5930 | bnx2x_calc_vn_weight_sum(bp); |
| 5931 | |
| 5932 | for (vn = VN_0; vn < E1HVN_MAX; vn++) |
| 5933 | bnx2x_init_vn_minmax(bp, 2*vn + port); |
| 5934 | |
| 5935 | /* Enable rate shaping and fairness */ |
Eilon Greenstein | b015e3d | 2009-10-15 00:17:20 -0700 | [diff] [blame] | 5936 | bp->cmng.flags.cmng_enables |= |
Eilon Greenstein | 8a1c38d | 2009-02-12 08:36:40 +0000 | [diff] [blame] | 5937 | CMNG_FLAGS_PER_PORT_RATE_SHAPING_VN; |
Eilon Greenstein | b015e3d | 2009-10-15 00:17:20 -0700 | [diff] [blame] | 5938 | |
Eilon Greenstein | 8a1c38d | 2009-02-12 08:36:40 +0000 | [diff] [blame] | 5939 | } else { |
| 5940 | /* rate shaping and fairness are disabled */ |
| 5941 | DP(NETIF_MSG_IFUP, |
| 5942 | "single function mode minmax will be disabled\n"); |
| 5943 | } |
| 5944 | |
| 5945 | |
Vladislav Zolotarov | cdaa7cb | 2010-04-19 01:13:57 +0000 | [diff] [blame] | 5946 | /* Store cmng structures to internal memory */ |
Eilon Greenstein | 8a1c38d | 2009-02-12 08:36:40 +0000 | [diff] [blame] | 5947 | if (bp->port.pmf) |
| 5948 | for (i = 0; i < sizeof(struct cmng_struct_per_port) / 4; i++) |
| 5949 | REG_WR(bp, BAR_XSTRORM_INTMEM + |
| 5950 | XSTORM_CMNG_PER_PORT_VARS_OFFSET(port) + i * 4, |
| 5951 | ((u32 *)(&bp->cmng))[i]); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5952 | } |
| 5953 | |
Eilon Greenstein | 471de71 | 2008-08-13 15:49:35 -0700 | [diff] [blame] | 5954 | static void bnx2x_init_internal(struct bnx2x *bp, u32 load_code) |
| 5955 | { |
| 5956 | switch (load_code) { |
| 5957 | case FW_MSG_CODE_DRV_LOAD_COMMON: |
| 5958 | bnx2x_init_internal_common(bp); |
| 5959 | /* no break */ |
| 5960 | |
| 5961 | case FW_MSG_CODE_DRV_LOAD_PORT: |
| 5962 | bnx2x_init_internal_port(bp); |
| 5963 | /* no break */ |
| 5964 | |
| 5965 | case FW_MSG_CODE_DRV_LOAD_FUNCTION: |
| 5966 | bnx2x_init_internal_func(bp); |
| 5967 | break; |
| 5968 | |
| 5969 | default: |
| 5970 | BNX2X_ERR("Unknown load_code (0x%x) from MCP\n", load_code); |
| 5971 | break; |
| 5972 | } |
| 5973 | } |
| 5974 | |
| 5975 | static void bnx2x_nic_init(struct bnx2x *bp, u32 load_code) |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5976 | { |
| 5977 | int i; |
| 5978 | |
| 5979 | for_each_queue(bp, i) { |
| 5980 | struct bnx2x_fastpath *fp = &bp->fp[i]; |
| 5981 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5982 | fp->bp = bp; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5983 | fp->state = BNX2X_FP_STATE_CLOSED; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5984 | fp->index = i; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5985 | fp->cl_id = BP_L_ID(bp) + i; |
Michael Chan | 37b091b | 2009-10-10 13:46:55 +0000 | [diff] [blame] | 5986 | #ifdef BCM_CNIC |
| 5987 | fp->sb_id = fp->cl_id + 1; |
| 5988 | #else |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5989 | fp->sb_id = fp->cl_id; |
Michael Chan | 37b091b | 2009-10-10 13:46:55 +0000 | [diff] [blame] | 5990 | #endif |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5991 | DP(NETIF_MSG_IFUP, |
Eilon Greenstein | f537225 | 2009-02-12 08:38:30 +0000 | [diff] [blame] | 5992 | "queue[%d]: bnx2x_init_sb(%p,%p) cl_id %d sb %d\n", |
| 5993 | i, bp, fp->status_blk, fp->cl_id, fp->sb_id); |
Eilon Greenstein | 5c86284 | 2008-08-13 15:51:48 -0700 | [diff] [blame] | 5994 | bnx2x_init_sb(bp, fp->status_blk, fp->status_blk_mapping, |
Eilon Greenstein | 0626b89 | 2009-02-12 08:38:14 +0000 | [diff] [blame] | 5995 | fp->sb_id); |
Eilon Greenstein | 5c86284 | 2008-08-13 15:51:48 -0700 | [diff] [blame] | 5996 | bnx2x_update_fpsb_idx(fp); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5997 | } |
| 5998 | |
Eilon Greenstein | 1611978 | 2009-03-02 07:59:27 +0000 | [diff] [blame] | 5999 | /* ensure status block indices were read */ |
| 6000 | rmb(); |
| 6001 | |
| 6002 | |
Eilon Greenstein | 5c86284 | 2008-08-13 15:51:48 -0700 | [diff] [blame] | 6003 | bnx2x_init_def_sb(bp, bp->def_status_blk, bp->def_status_blk_mapping, |
| 6004 | DEF_SB_ID); |
| 6005 | bnx2x_update_dsb_idx(bp); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6006 | bnx2x_update_coalesce(bp); |
| 6007 | bnx2x_init_rx_rings(bp); |
| 6008 | bnx2x_init_tx_ring(bp); |
| 6009 | bnx2x_init_sp_ring(bp); |
| 6010 | bnx2x_init_context(bp); |
Eilon Greenstein | 471de71 | 2008-08-13 15:49:35 -0700 | [diff] [blame] | 6011 | bnx2x_init_internal(bp, load_code); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6012 | bnx2x_init_ind_table(bp); |
Eilon Greenstein | 0ef0045 | 2009-01-14 21:31:08 -0800 | [diff] [blame] | 6013 | bnx2x_stats_init(bp); |
| 6014 | |
| 6015 | /* At this point, we are ready for interrupts */ |
| 6016 | atomic_set(&bp->intr_sem, 0); |
| 6017 | |
| 6018 | /* flush all before enabling interrupts */ |
| 6019 | mb(); |
| 6020 | mmiowb(); |
| 6021 | |
Eliezer Tamir | 615f8fd | 2008-02-28 11:54:54 -0800 | [diff] [blame] | 6022 | bnx2x_int_enable(bp); |
Eilon Greenstein | eb8da20 | 2009-07-21 05:47:30 +0000 | [diff] [blame] | 6023 | |
| 6024 | /* Check for SPIO5 */ |
| 6025 | bnx2x_attn_int_deasserted0(bp, |
| 6026 | REG_RD(bp, MISC_REG_AEU_AFTER_INVERT_1_FUNC_0 + BP_PORT(bp)*4) & |
| 6027 | AEU_INPUTS_ATTN_BITS_SPIO5); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6028 | } |
| 6029 | |
| 6030 | /* end of nic init */ |
| 6031 | |
| 6032 | /* |
| 6033 | * gzip service functions |
| 6034 | */ |
| 6035 | |
| 6036 | static int bnx2x_gunzip_init(struct bnx2x *bp) |
| 6037 | { |
FUJITA Tomonori | 1a98314 | 2010-04-04 01:51:03 +0000 | [diff] [blame] | 6038 | bp->gunzip_buf = dma_alloc_coherent(&bp->pdev->dev, FW_BUF_SIZE, |
| 6039 | &bp->gunzip_mapping, GFP_KERNEL); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6040 | if (bp->gunzip_buf == NULL) |
| 6041 | goto gunzip_nomem1; |
| 6042 | |
| 6043 | bp->strm = kmalloc(sizeof(*bp->strm), GFP_KERNEL); |
| 6044 | if (bp->strm == NULL) |
| 6045 | goto gunzip_nomem2; |
| 6046 | |
| 6047 | bp->strm->workspace = kmalloc(zlib_inflate_workspacesize(), |
| 6048 | GFP_KERNEL); |
| 6049 | if (bp->strm->workspace == NULL) |
| 6050 | goto gunzip_nomem3; |
| 6051 | |
| 6052 | return 0; |
| 6053 | |
| 6054 | gunzip_nomem3: |
| 6055 | kfree(bp->strm); |
| 6056 | bp->strm = NULL; |
| 6057 | |
| 6058 | gunzip_nomem2: |
FUJITA Tomonori | 1a98314 | 2010-04-04 01:51:03 +0000 | [diff] [blame] | 6059 | dma_free_coherent(&bp->pdev->dev, FW_BUF_SIZE, bp->gunzip_buf, |
| 6060 | bp->gunzip_mapping); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6061 | bp->gunzip_buf = NULL; |
| 6062 | |
| 6063 | gunzip_nomem1: |
Vladislav Zolotarov | cdaa7cb | 2010-04-19 01:13:57 +0000 | [diff] [blame] | 6064 | netdev_err(bp->dev, "Cannot allocate firmware buffer for" |
| 6065 | " un-compression\n"); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6066 | return -ENOMEM; |
| 6067 | } |
| 6068 | |
| 6069 | static void bnx2x_gunzip_end(struct bnx2x *bp) |
| 6070 | { |
| 6071 | kfree(bp->strm->workspace); |
| 6072 | |
| 6073 | kfree(bp->strm); |
| 6074 | bp->strm = NULL; |
| 6075 | |
| 6076 | if (bp->gunzip_buf) { |
FUJITA Tomonori | 1a98314 | 2010-04-04 01:51:03 +0000 | [diff] [blame] | 6077 | dma_free_coherent(&bp->pdev->dev, FW_BUF_SIZE, bp->gunzip_buf, |
| 6078 | bp->gunzip_mapping); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6079 | bp->gunzip_buf = NULL; |
| 6080 | } |
| 6081 | } |
| 6082 | |
Vladislav Zolotarov | 94a78b7 | 2009-04-27 03:27:43 -0700 | [diff] [blame] | 6083 | static int bnx2x_gunzip(struct bnx2x *bp, const u8 *zbuf, int len) |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6084 | { |
| 6085 | int n, rc; |
| 6086 | |
| 6087 | /* check gzip header */ |
Vladislav Zolotarov | 94a78b7 | 2009-04-27 03:27:43 -0700 | [diff] [blame] | 6088 | if ((zbuf[0] != 0x1f) || (zbuf[1] != 0x8b) || (zbuf[2] != Z_DEFLATED)) { |
| 6089 | BNX2X_ERR("Bad gzip header\n"); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6090 | return -EINVAL; |
Vladislav Zolotarov | 94a78b7 | 2009-04-27 03:27:43 -0700 | [diff] [blame] | 6091 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6092 | |
| 6093 | n = 10; |
| 6094 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6095 | #define FNAME 0x8 |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6096 | |
| 6097 | if (zbuf[3] & FNAME) |
| 6098 | while ((zbuf[n++] != 0) && (n < len)); |
| 6099 | |
Vladislav Zolotarov | 94a78b7 | 2009-04-27 03:27:43 -0700 | [diff] [blame] | 6100 | bp->strm->next_in = (typeof(bp->strm->next_in))zbuf + n; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6101 | bp->strm->avail_in = len - n; |
| 6102 | bp->strm->next_out = bp->gunzip_buf; |
| 6103 | bp->strm->avail_out = FW_BUF_SIZE; |
| 6104 | |
| 6105 | rc = zlib_inflateInit2(bp->strm, -MAX_WBITS); |
| 6106 | if (rc != Z_OK) |
| 6107 | return rc; |
| 6108 | |
| 6109 | rc = zlib_inflate(bp->strm, Z_FINISH); |
| 6110 | if ((rc != Z_OK) && (rc != Z_STREAM_END)) |
Joe Perches | 7995c64 | 2010-02-17 15:01:52 +0000 | [diff] [blame] | 6111 | netdev_err(bp->dev, "Firmware decompression error: %s\n", |
| 6112 | bp->strm->msg); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6113 | |
| 6114 | bp->gunzip_outlen = (FW_BUF_SIZE - bp->strm->avail_out); |
| 6115 | if (bp->gunzip_outlen & 0x3) |
Vladislav Zolotarov | cdaa7cb | 2010-04-19 01:13:57 +0000 | [diff] [blame] | 6116 | netdev_err(bp->dev, "Firmware decompression error:" |
| 6117 | " gunzip_outlen (%d) not aligned\n", |
| 6118 | bp->gunzip_outlen); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6119 | bp->gunzip_outlen >>= 2; |
| 6120 | |
| 6121 | zlib_inflateEnd(bp->strm); |
| 6122 | |
| 6123 | if (rc == Z_STREAM_END) |
| 6124 | return 0; |
| 6125 | |
| 6126 | return rc; |
| 6127 | } |
| 6128 | |
| 6129 | /* nic load/unload */ |
| 6130 | |
| 6131 | /* |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6132 | * General service functions |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6133 | */ |
| 6134 | |
| 6135 | /* send a NIG loopback debug packet */ |
| 6136 | static void bnx2x_lb_pckt(struct bnx2x *bp) |
| 6137 | { |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6138 | u32 wb_write[3]; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6139 | |
| 6140 | /* Ethernet source and destination addresses */ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6141 | wb_write[0] = 0x55555555; |
| 6142 | wb_write[1] = 0x55555555; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6143 | wb_write[2] = 0x20; /* SOP */ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6144 | REG_WR_DMAE(bp, NIG_REG_DEBUG_PACKET_LB, wb_write, 3); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6145 | |
| 6146 | /* NON-IP protocol */ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6147 | wb_write[0] = 0x09000000; |
| 6148 | wb_write[1] = 0x55555555; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6149 | wb_write[2] = 0x10; /* EOP, eop_bvalid = 0 */ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6150 | REG_WR_DMAE(bp, NIG_REG_DEBUG_PACKET_LB, wb_write, 3); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6151 | } |
| 6152 | |
| 6153 | /* some of the internal memories |
| 6154 | * are not directly readable from the driver |
| 6155 | * to test them we send debug packets |
| 6156 | */ |
| 6157 | static int bnx2x_int_mem_test(struct bnx2x *bp) |
| 6158 | { |
| 6159 | int factor; |
| 6160 | int count, i; |
| 6161 | u32 val = 0; |
| 6162 | |
Eilon Greenstein | ad8d394 | 2008-06-23 20:29:02 -0700 | [diff] [blame] | 6163 | if (CHIP_REV_IS_FPGA(bp)) |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6164 | factor = 120; |
Eilon Greenstein | ad8d394 | 2008-06-23 20:29:02 -0700 | [diff] [blame] | 6165 | else if (CHIP_REV_IS_EMUL(bp)) |
| 6166 | factor = 200; |
| 6167 | else |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6168 | factor = 1; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6169 | |
| 6170 | DP(NETIF_MSG_HW, "start part1\n"); |
| 6171 | |
| 6172 | /* Disable inputs of parser neighbor blocks */ |
| 6173 | REG_WR(bp, TSDM_REG_ENABLE_IN1, 0x0); |
| 6174 | REG_WR(bp, TCM_REG_PRS_IFEN, 0x0); |
| 6175 | REG_WR(bp, CFC_REG_DEBUG0, 0x1); |
Eilon Greenstein | 3196a88 | 2008-08-13 15:58:49 -0700 | [diff] [blame] | 6176 | REG_WR(bp, NIG_REG_PRS_REQ_IN_EN, 0x0); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6177 | |
| 6178 | /* Write 0 to parser credits for CFC search request */ |
| 6179 | REG_WR(bp, PRS_REG_CFC_SEARCH_INITIAL_CREDIT, 0x0); |
| 6180 | |
| 6181 | /* send Ethernet packet */ |
| 6182 | bnx2x_lb_pckt(bp); |
| 6183 | |
| 6184 | /* TODO do i reset NIG statistic? */ |
| 6185 | /* Wait until NIG register shows 1 packet of size 0x10 */ |
| 6186 | count = 1000 * factor; |
| 6187 | while (count) { |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6188 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6189 | bnx2x_read_dmae(bp, NIG_REG_STAT2_BRB_OCTET, 2); |
| 6190 | val = *bnx2x_sp(bp, wb_data[0]); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6191 | if (val == 0x10) |
| 6192 | break; |
| 6193 | |
| 6194 | msleep(10); |
| 6195 | count--; |
| 6196 | } |
| 6197 | if (val != 0x10) { |
| 6198 | BNX2X_ERR("NIG timeout val = 0x%x\n", val); |
| 6199 | return -1; |
| 6200 | } |
| 6201 | |
| 6202 | /* Wait until PRS register shows 1 packet */ |
| 6203 | count = 1000 * factor; |
| 6204 | while (count) { |
| 6205 | val = REG_RD(bp, PRS_REG_NUM_OF_PACKETS); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6206 | if (val == 1) |
| 6207 | break; |
| 6208 | |
| 6209 | msleep(10); |
| 6210 | count--; |
| 6211 | } |
| 6212 | if (val != 0x1) { |
| 6213 | BNX2X_ERR("PRS timeout val = 0x%x\n", val); |
| 6214 | return -2; |
| 6215 | } |
| 6216 | |
| 6217 | /* Reset and init BRB, PRS */ |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6218 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_CLEAR, 0x03); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6219 | msleep(50); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6220 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_SET, 0x03); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6221 | msleep(50); |
Vladislav Zolotarov | 94a78b7 | 2009-04-27 03:27:43 -0700 | [diff] [blame] | 6222 | bnx2x_init_block(bp, BRB1_BLOCK, COMMON_STAGE); |
| 6223 | bnx2x_init_block(bp, PRS_BLOCK, COMMON_STAGE); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6224 | |
| 6225 | DP(NETIF_MSG_HW, "part2\n"); |
| 6226 | |
| 6227 | /* Disable inputs of parser neighbor blocks */ |
| 6228 | REG_WR(bp, TSDM_REG_ENABLE_IN1, 0x0); |
| 6229 | REG_WR(bp, TCM_REG_PRS_IFEN, 0x0); |
| 6230 | REG_WR(bp, CFC_REG_DEBUG0, 0x1); |
Eilon Greenstein | 3196a88 | 2008-08-13 15:58:49 -0700 | [diff] [blame] | 6231 | REG_WR(bp, NIG_REG_PRS_REQ_IN_EN, 0x0); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6232 | |
| 6233 | /* Write 0 to parser credits for CFC search request */ |
| 6234 | REG_WR(bp, PRS_REG_CFC_SEARCH_INITIAL_CREDIT, 0x0); |
| 6235 | |
| 6236 | /* send 10 Ethernet packets */ |
| 6237 | for (i = 0; i < 10; i++) |
| 6238 | bnx2x_lb_pckt(bp); |
| 6239 | |
| 6240 | /* Wait until NIG register shows 10 + 1 |
| 6241 | packets of size 11*0x10 = 0xb0 */ |
| 6242 | count = 1000 * factor; |
| 6243 | while (count) { |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6244 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6245 | bnx2x_read_dmae(bp, NIG_REG_STAT2_BRB_OCTET, 2); |
| 6246 | val = *bnx2x_sp(bp, wb_data[0]); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6247 | if (val == 0xb0) |
| 6248 | break; |
| 6249 | |
| 6250 | msleep(10); |
| 6251 | count--; |
| 6252 | } |
| 6253 | if (val != 0xb0) { |
| 6254 | BNX2X_ERR("NIG timeout val = 0x%x\n", val); |
| 6255 | return -3; |
| 6256 | } |
| 6257 | |
| 6258 | /* Wait until PRS register shows 2 packets */ |
| 6259 | val = REG_RD(bp, PRS_REG_NUM_OF_PACKETS); |
| 6260 | if (val != 2) |
| 6261 | BNX2X_ERR("PRS timeout val = 0x%x\n", val); |
| 6262 | |
| 6263 | /* Write 1 to parser credits for CFC search request */ |
| 6264 | REG_WR(bp, PRS_REG_CFC_SEARCH_INITIAL_CREDIT, 0x1); |
| 6265 | |
| 6266 | /* Wait until PRS register shows 3 packets */ |
| 6267 | msleep(10 * factor); |
| 6268 | /* Wait until NIG register shows 1 packet of size 0x10 */ |
| 6269 | val = REG_RD(bp, PRS_REG_NUM_OF_PACKETS); |
| 6270 | if (val != 3) |
| 6271 | BNX2X_ERR("PRS timeout val = 0x%x\n", val); |
| 6272 | |
| 6273 | /* clear NIG EOP FIFO */ |
| 6274 | for (i = 0; i < 11; i++) |
| 6275 | REG_RD(bp, NIG_REG_INGRESS_EOP_LB_FIFO); |
| 6276 | val = REG_RD(bp, NIG_REG_INGRESS_EOP_LB_EMPTY); |
| 6277 | if (val != 1) { |
| 6278 | BNX2X_ERR("clear of NIG failed\n"); |
| 6279 | return -4; |
| 6280 | } |
| 6281 | |
| 6282 | /* Reset and init BRB, PRS, NIG */ |
| 6283 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_CLEAR, 0x03); |
| 6284 | msleep(50); |
| 6285 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_SET, 0x03); |
| 6286 | msleep(50); |
Vladislav Zolotarov | 94a78b7 | 2009-04-27 03:27:43 -0700 | [diff] [blame] | 6287 | bnx2x_init_block(bp, BRB1_BLOCK, COMMON_STAGE); |
| 6288 | bnx2x_init_block(bp, PRS_BLOCK, COMMON_STAGE); |
Michael Chan | 37b091b | 2009-10-10 13:46:55 +0000 | [diff] [blame] | 6289 | #ifndef BCM_CNIC |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6290 | /* set NIC mode */ |
| 6291 | REG_WR(bp, PRS_REG_NIC_MODE, 1); |
| 6292 | #endif |
| 6293 | |
| 6294 | /* Enable inputs of parser neighbor blocks */ |
| 6295 | REG_WR(bp, TSDM_REG_ENABLE_IN1, 0x7fffffff); |
| 6296 | REG_WR(bp, TCM_REG_PRS_IFEN, 0x1); |
| 6297 | REG_WR(bp, CFC_REG_DEBUG0, 0x0); |
Eilon Greenstein | 3196a88 | 2008-08-13 15:58:49 -0700 | [diff] [blame] | 6298 | REG_WR(bp, NIG_REG_PRS_REQ_IN_EN, 0x1); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6299 | |
| 6300 | DP(NETIF_MSG_HW, "done\n"); |
| 6301 | |
| 6302 | return 0; /* OK */ |
| 6303 | } |
| 6304 | |
| 6305 | static void enable_blocks_attention(struct bnx2x *bp) |
| 6306 | { |
| 6307 | REG_WR(bp, PXP_REG_PXP_INT_MASK_0, 0); |
| 6308 | REG_WR(bp, PXP_REG_PXP_INT_MASK_1, 0); |
| 6309 | REG_WR(bp, DORQ_REG_DORQ_INT_MASK, 0); |
| 6310 | REG_WR(bp, CFC_REG_CFC_INT_MASK, 0); |
| 6311 | REG_WR(bp, QM_REG_QM_INT_MASK, 0); |
| 6312 | REG_WR(bp, TM_REG_TM_INT_MASK, 0); |
| 6313 | REG_WR(bp, XSDM_REG_XSDM_INT_MASK_0, 0); |
| 6314 | REG_WR(bp, XSDM_REG_XSDM_INT_MASK_1, 0); |
| 6315 | REG_WR(bp, XCM_REG_XCM_INT_MASK, 0); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6316 | /* REG_WR(bp, XSEM_REG_XSEM_INT_MASK_0, 0); */ |
| 6317 | /* REG_WR(bp, XSEM_REG_XSEM_INT_MASK_1, 0); */ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6318 | REG_WR(bp, USDM_REG_USDM_INT_MASK_0, 0); |
| 6319 | REG_WR(bp, USDM_REG_USDM_INT_MASK_1, 0); |
| 6320 | REG_WR(bp, UCM_REG_UCM_INT_MASK, 0); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6321 | /* REG_WR(bp, USEM_REG_USEM_INT_MASK_0, 0); */ |
| 6322 | /* REG_WR(bp, USEM_REG_USEM_INT_MASK_1, 0); */ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6323 | REG_WR(bp, GRCBASE_UPB + PB_REG_PB_INT_MASK, 0); |
| 6324 | REG_WR(bp, CSDM_REG_CSDM_INT_MASK_0, 0); |
| 6325 | REG_WR(bp, CSDM_REG_CSDM_INT_MASK_1, 0); |
| 6326 | REG_WR(bp, CCM_REG_CCM_INT_MASK, 0); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6327 | /* REG_WR(bp, CSEM_REG_CSEM_INT_MASK_0, 0); */ |
| 6328 | /* REG_WR(bp, CSEM_REG_CSEM_INT_MASK_1, 0); */ |
| 6329 | if (CHIP_REV_IS_FPGA(bp)) |
| 6330 | REG_WR(bp, PXP2_REG_PXP2_INT_MASK_0, 0x580000); |
| 6331 | else |
| 6332 | REG_WR(bp, PXP2_REG_PXP2_INT_MASK_0, 0x480000); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6333 | REG_WR(bp, TSDM_REG_TSDM_INT_MASK_0, 0); |
| 6334 | REG_WR(bp, TSDM_REG_TSDM_INT_MASK_1, 0); |
| 6335 | REG_WR(bp, TCM_REG_TCM_INT_MASK, 0); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6336 | /* REG_WR(bp, TSEM_REG_TSEM_INT_MASK_0, 0); */ |
| 6337 | /* REG_WR(bp, TSEM_REG_TSEM_INT_MASK_1, 0); */ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6338 | REG_WR(bp, CDU_REG_CDU_INT_MASK, 0); |
| 6339 | REG_WR(bp, DMAE_REG_DMAE_INT_MASK, 0); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6340 | /* REG_WR(bp, MISC_REG_MISC_INT_MASK, 0); */ |
| 6341 | REG_WR(bp, PBF_REG_PBF_INT_MASK, 0X18); /* bit 3,4 masked */ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6342 | } |
| 6343 | |
Vladislav Zolotarov | 72fd071 | 2010-04-19 01:13:12 +0000 | [diff] [blame] | 6344 | static const struct { |
| 6345 | u32 addr; |
| 6346 | u32 mask; |
| 6347 | } bnx2x_parity_mask[] = { |
| 6348 | {PXP_REG_PXP_PRTY_MASK, 0xffffffff}, |
| 6349 | {PXP2_REG_PXP2_PRTY_MASK_0, 0xffffffff}, |
| 6350 | {PXP2_REG_PXP2_PRTY_MASK_1, 0xffffffff}, |
| 6351 | {HC_REG_HC_PRTY_MASK, 0xffffffff}, |
| 6352 | {MISC_REG_MISC_PRTY_MASK, 0xffffffff}, |
| 6353 | {QM_REG_QM_PRTY_MASK, 0x0}, |
| 6354 | {DORQ_REG_DORQ_PRTY_MASK, 0x0}, |
| 6355 | {GRCBASE_UPB + PB_REG_PB_PRTY_MASK, 0x0}, |
| 6356 | {GRCBASE_XPB + PB_REG_PB_PRTY_MASK, 0x0}, |
| 6357 | {SRC_REG_SRC_PRTY_MASK, 0x4}, /* bit 2 */ |
| 6358 | {CDU_REG_CDU_PRTY_MASK, 0x0}, |
| 6359 | {CFC_REG_CFC_PRTY_MASK, 0x0}, |
| 6360 | {DBG_REG_DBG_PRTY_MASK, 0x0}, |
| 6361 | {DMAE_REG_DMAE_PRTY_MASK, 0x0}, |
| 6362 | {BRB1_REG_BRB1_PRTY_MASK, 0x0}, |
| 6363 | {PRS_REG_PRS_PRTY_MASK, (1<<6)},/* bit 6 */ |
| 6364 | {TSDM_REG_TSDM_PRTY_MASK, 0x18},/* bit 3,4 */ |
| 6365 | {CSDM_REG_CSDM_PRTY_MASK, 0x8}, /* bit 3 */ |
| 6366 | {USDM_REG_USDM_PRTY_MASK, 0x38},/* bit 3,4,5 */ |
| 6367 | {XSDM_REG_XSDM_PRTY_MASK, 0x8}, /* bit 3 */ |
| 6368 | {TSEM_REG_TSEM_PRTY_MASK_0, 0x0}, |
| 6369 | {TSEM_REG_TSEM_PRTY_MASK_1, 0x0}, |
| 6370 | {USEM_REG_USEM_PRTY_MASK_0, 0x0}, |
| 6371 | {USEM_REG_USEM_PRTY_MASK_1, 0x0}, |
| 6372 | {CSEM_REG_CSEM_PRTY_MASK_0, 0x0}, |
| 6373 | {CSEM_REG_CSEM_PRTY_MASK_1, 0x0}, |
| 6374 | {XSEM_REG_XSEM_PRTY_MASK_0, 0x0}, |
| 6375 | {XSEM_REG_XSEM_PRTY_MASK_1, 0x0} |
| 6376 | }; |
| 6377 | |
| 6378 | static void enable_blocks_parity(struct bnx2x *bp) |
| 6379 | { |
| 6380 | int i, mask_arr_len = |
| 6381 | sizeof(bnx2x_parity_mask)/(sizeof(bnx2x_parity_mask[0])); |
| 6382 | |
| 6383 | for (i = 0; i < mask_arr_len; i++) |
| 6384 | REG_WR(bp, bnx2x_parity_mask[i].addr, |
| 6385 | bnx2x_parity_mask[i].mask); |
| 6386 | } |
| 6387 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6388 | |
Eilon Greenstein | 81f75bb | 2009-01-22 03:37:31 +0000 | [diff] [blame] | 6389 | static void bnx2x_reset_common(struct bnx2x *bp) |
| 6390 | { |
| 6391 | /* reset_common */ |
| 6392 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_CLEAR, |
| 6393 | 0xd3ffff7f); |
| 6394 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_CLEAR, 0x1403); |
| 6395 | } |
| 6396 | |
Eilon Greenstein | 573f203 | 2009-08-12 08:24:14 +0000 | [diff] [blame] | 6397 | static void bnx2x_init_pxp(struct bnx2x *bp) |
| 6398 | { |
| 6399 | u16 devctl; |
| 6400 | int r_order, w_order; |
| 6401 | |
| 6402 | pci_read_config_word(bp->pdev, |
| 6403 | bp->pcie_cap + PCI_EXP_DEVCTL, &devctl); |
| 6404 | DP(NETIF_MSG_HW, "read 0x%x from devctl\n", devctl); |
| 6405 | w_order = ((devctl & PCI_EXP_DEVCTL_PAYLOAD) >> 5); |
| 6406 | if (bp->mrrs == -1) |
| 6407 | r_order = ((devctl & PCI_EXP_DEVCTL_READRQ) >> 12); |
| 6408 | else { |
| 6409 | DP(NETIF_MSG_HW, "force read order to %d\n", bp->mrrs); |
| 6410 | r_order = bp->mrrs; |
| 6411 | } |
| 6412 | |
| 6413 | bnx2x_init_pxp_arb(bp, r_order, w_order); |
| 6414 | } |
Eilon Greenstein | fd4ef40 | 2009-07-21 05:47:27 +0000 | [diff] [blame] | 6415 | |
| 6416 | static void bnx2x_setup_fan_failure_detection(struct bnx2x *bp) |
| 6417 | { |
Vladislav Zolotarov | 2145a92 | 2010-04-19 01:13:49 +0000 | [diff] [blame] | 6418 | int is_required; |
Eilon Greenstein | fd4ef40 | 2009-07-21 05:47:27 +0000 | [diff] [blame] | 6419 | u32 val; |
Vladislav Zolotarov | 2145a92 | 2010-04-19 01:13:49 +0000 | [diff] [blame] | 6420 | int port; |
Eilon Greenstein | fd4ef40 | 2009-07-21 05:47:27 +0000 | [diff] [blame] | 6421 | |
Vladislav Zolotarov | 2145a92 | 2010-04-19 01:13:49 +0000 | [diff] [blame] | 6422 | if (BP_NOMCP(bp)) |
| 6423 | return; |
| 6424 | |
| 6425 | is_required = 0; |
Eilon Greenstein | fd4ef40 | 2009-07-21 05:47:27 +0000 | [diff] [blame] | 6426 | val = SHMEM_RD(bp, dev_info.shared_hw_config.config2) & |
| 6427 | SHARED_HW_CFG_FAN_FAILURE_MASK; |
| 6428 | |
| 6429 | if (val == SHARED_HW_CFG_FAN_FAILURE_ENABLED) |
| 6430 | is_required = 1; |
| 6431 | |
| 6432 | /* |
| 6433 | * The fan failure mechanism is usually related to the PHY type since |
| 6434 | * the power consumption of the board is affected by the PHY. Currently, |
| 6435 | * fan is required for most designs with SFX7101, BCM8727 and BCM8481. |
| 6436 | */ |
| 6437 | else if (val == SHARED_HW_CFG_FAN_FAILURE_PHY_TYPE) |
| 6438 | for (port = PORT_0; port < PORT_MAX; port++) { |
| 6439 | u32 phy_type = |
| 6440 | SHMEM_RD(bp, dev_info.port_hw_config[port]. |
| 6441 | external_phy_config) & |
| 6442 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_MASK; |
| 6443 | is_required |= |
| 6444 | ((phy_type == |
| 6445 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101) || |
| 6446 | (phy_type == |
Eilon Greenstein | 4d295db | 2009-07-21 05:47:47 +0000 | [diff] [blame] | 6447 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8727) || |
| 6448 | (phy_type == |
Eilon Greenstein | fd4ef40 | 2009-07-21 05:47:27 +0000 | [diff] [blame] | 6449 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8481)); |
| 6450 | } |
| 6451 | |
| 6452 | DP(NETIF_MSG_HW, "fan detection setting: %d\n", is_required); |
| 6453 | |
| 6454 | if (is_required == 0) |
| 6455 | return; |
| 6456 | |
| 6457 | /* Fan failure is indicated by SPIO 5 */ |
| 6458 | bnx2x_set_spio(bp, MISC_REGISTERS_SPIO_5, |
| 6459 | MISC_REGISTERS_SPIO_INPUT_HI_Z); |
| 6460 | |
| 6461 | /* set to active low mode */ |
| 6462 | val = REG_RD(bp, MISC_REG_SPIO_INT); |
| 6463 | val |= ((1 << MISC_REGISTERS_SPIO_5) << |
Vladislav Zolotarov | cdaa7cb | 2010-04-19 01:13:57 +0000 | [diff] [blame] | 6464 | MISC_REGISTERS_SPIO_INT_OLD_SET_POS); |
Eilon Greenstein | fd4ef40 | 2009-07-21 05:47:27 +0000 | [diff] [blame] | 6465 | REG_WR(bp, MISC_REG_SPIO_INT, val); |
| 6466 | |
| 6467 | /* enable interrupt to signal the IGU */ |
| 6468 | val = REG_RD(bp, MISC_REG_SPIO_EVENT_EN); |
| 6469 | val |= (1 << MISC_REGISTERS_SPIO_5); |
| 6470 | REG_WR(bp, MISC_REG_SPIO_EVENT_EN, val); |
| 6471 | } |
| 6472 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6473 | static int bnx2x_init_common(struct bnx2x *bp) |
| 6474 | { |
| 6475 | u32 val, i; |
Michael Chan | 37b091b | 2009-10-10 13:46:55 +0000 | [diff] [blame] | 6476 | #ifdef BCM_CNIC |
| 6477 | u32 wb_write[2]; |
| 6478 | #endif |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6479 | |
| 6480 | DP(BNX2X_MSG_MCP, "starting common init func %d\n", BP_FUNC(bp)); |
| 6481 | |
Eilon Greenstein | 81f75bb | 2009-01-22 03:37:31 +0000 | [diff] [blame] | 6482 | bnx2x_reset_common(bp); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6483 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_SET, 0xffffffff); |
| 6484 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_SET, 0xfffc); |
| 6485 | |
Vladislav Zolotarov | 94a78b7 | 2009-04-27 03:27:43 -0700 | [diff] [blame] | 6486 | bnx2x_init_block(bp, MISC_BLOCK, COMMON_STAGE); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6487 | if (CHIP_IS_E1H(bp)) |
| 6488 | REG_WR(bp, MISC_REG_E1HMF_MODE, IS_E1HMF(bp)); |
| 6489 | |
| 6490 | REG_WR(bp, MISC_REG_LCPLL_CTRL_REG_2, 0x100); |
| 6491 | msleep(30); |
| 6492 | REG_WR(bp, MISC_REG_LCPLL_CTRL_REG_2, 0x0); |
| 6493 | |
Vladislav Zolotarov | 94a78b7 | 2009-04-27 03:27:43 -0700 | [diff] [blame] | 6494 | bnx2x_init_block(bp, PXP_BLOCK, COMMON_STAGE); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6495 | if (CHIP_IS_E1(bp)) { |
| 6496 | /* enable HW interrupt from PXP on USDM overflow |
| 6497 | bit 16 on INT_MASK_0 */ |
| 6498 | REG_WR(bp, PXP_REG_PXP_INT_MASK_0, 0); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6499 | } |
| 6500 | |
Vladislav Zolotarov | 94a78b7 | 2009-04-27 03:27:43 -0700 | [diff] [blame] | 6501 | bnx2x_init_block(bp, PXP2_BLOCK, COMMON_STAGE); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6502 | bnx2x_init_pxp(bp); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6503 | |
| 6504 | #ifdef __BIG_ENDIAN |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6505 | REG_WR(bp, PXP2_REG_RQ_QM_ENDIAN_M, 1); |
| 6506 | REG_WR(bp, PXP2_REG_RQ_TM_ENDIAN_M, 1); |
| 6507 | REG_WR(bp, PXP2_REG_RQ_SRC_ENDIAN_M, 1); |
| 6508 | REG_WR(bp, PXP2_REG_RQ_CDU_ENDIAN_M, 1); |
| 6509 | REG_WR(bp, PXP2_REG_RQ_DBG_ENDIAN_M, 1); |
Eilon Greenstein | 8badd27 | 2009-02-12 08:36:15 +0000 | [diff] [blame] | 6510 | /* make sure this value is 0 */ |
| 6511 | REG_WR(bp, PXP2_REG_RQ_HC_ENDIAN_M, 0); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6512 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6513 | /* REG_WR(bp, PXP2_REG_RD_PBF_SWAP_MODE, 1); */ |
| 6514 | REG_WR(bp, PXP2_REG_RD_QM_SWAP_MODE, 1); |
| 6515 | REG_WR(bp, PXP2_REG_RD_TM_SWAP_MODE, 1); |
| 6516 | REG_WR(bp, PXP2_REG_RD_SRC_SWAP_MODE, 1); |
| 6517 | REG_WR(bp, PXP2_REG_RD_CDURD_SWAP_MODE, 1); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6518 | #endif |
| 6519 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6520 | REG_WR(bp, PXP2_REG_RQ_CDU_P_SIZE, 2); |
Michael Chan | 37b091b | 2009-10-10 13:46:55 +0000 | [diff] [blame] | 6521 | #ifdef BCM_CNIC |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6522 | REG_WR(bp, PXP2_REG_RQ_TM_P_SIZE, 5); |
| 6523 | REG_WR(bp, PXP2_REG_RQ_QM_P_SIZE, 5); |
| 6524 | REG_WR(bp, PXP2_REG_RQ_SRC_P_SIZE, 5); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6525 | #endif |
| 6526 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6527 | if (CHIP_REV_IS_FPGA(bp) && CHIP_IS_E1H(bp)) |
| 6528 | REG_WR(bp, PXP2_REG_PGL_TAGS_LIMIT, 0x1); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6529 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6530 | /* let the HW do it's magic ... */ |
| 6531 | msleep(100); |
| 6532 | /* finish PXP init */ |
| 6533 | val = REG_RD(bp, PXP2_REG_RQ_CFG_DONE); |
| 6534 | if (val != 1) { |
| 6535 | BNX2X_ERR("PXP2 CFG failed\n"); |
| 6536 | return -EBUSY; |
| 6537 | } |
| 6538 | val = REG_RD(bp, PXP2_REG_RD_INIT_DONE); |
| 6539 | if (val != 1) { |
| 6540 | BNX2X_ERR("PXP2 RD_INIT failed\n"); |
| 6541 | return -EBUSY; |
| 6542 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6543 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6544 | REG_WR(bp, PXP2_REG_RQ_DISABLE_INPUTS, 0); |
| 6545 | REG_WR(bp, PXP2_REG_RD_DISABLE_INPUTS, 0); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6546 | |
Vladislav Zolotarov | 94a78b7 | 2009-04-27 03:27:43 -0700 | [diff] [blame] | 6547 | bnx2x_init_block(bp, DMAE_BLOCK, COMMON_STAGE); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6548 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6549 | /* clean the DMAE memory */ |
| 6550 | bp->dmae_ready = 1; |
| 6551 | bnx2x_init_fill(bp, TSEM_REG_PRAM, 0, 8); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6552 | |
Vladislav Zolotarov | 94a78b7 | 2009-04-27 03:27:43 -0700 | [diff] [blame] | 6553 | bnx2x_init_block(bp, TCM_BLOCK, COMMON_STAGE); |
| 6554 | bnx2x_init_block(bp, UCM_BLOCK, COMMON_STAGE); |
| 6555 | bnx2x_init_block(bp, CCM_BLOCK, COMMON_STAGE); |
| 6556 | bnx2x_init_block(bp, XCM_BLOCK, COMMON_STAGE); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6557 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6558 | bnx2x_read_dmae(bp, XSEM_REG_PASSIVE_BUFFER, 3); |
| 6559 | bnx2x_read_dmae(bp, CSEM_REG_PASSIVE_BUFFER, 3); |
| 6560 | bnx2x_read_dmae(bp, TSEM_REG_PASSIVE_BUFFER, 3); |
| 6561 | bnx2x_read_dmae(bp, USEM_REG_PASSIVE_BUFFER, 3); |
| 6562 | |
Vladislav Zolotarov | 94a78b7 | 2009-04-27 03:27:43 -0700 | [diff] [blame] | 6563 | bnx2x_init_block(bp, QM_BLOCK, COMMON_STAGE); |
Michael Chan | 37b091b | 2009-10-10 13:46:55 +0000 | [diff] [blame] | 6564 | |
| 6565 | #ifdef BCM_CNIC |
| 6566 | wb_write[0] = 0; |
| 6567 | wb_write[1] = 0; |
| 6568 | for (i = 0; i < 64; i++) { |
| 6569 | REG_WR(bp, QM_REG_BASEADDR + i*4, 1024 * 4 * (i%16)); |
| 6570 | bnx2x_init_ind_wr(bp, QM_REG_PTRTBL + i*8, wb_write, 2); |
| 6571 | |
| 6572 | if (CHIP_IS_E1H(bp)) { |
| 6573 | REG_WR(bp, QM_REG_BASEADDR_EXT_A + i*4, 1024*4*(i%16)); |
| 6574 | bnx2x_init_ind_wr(bp, QM_REG_PTRTBL_EXT_A + i*8, |
| 6575 | wb_write, 2); |
| 6576 | } |
| 6577 | } |
| 6578 | #endif |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6579 | /* soft reset pulse */ |
| 6580 | REG_WR(bp, QM_REG_SOFT_RESET, 1); |
| 6581 | REG_WR(bp, QM_REG_SOFT_RESET, 0); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6582 | |
Michael Chan | 37b091b | 2009-10-10 13:46:55 +0000 | [diff] [blame] | 6583 | #ifdef BCM_CNIC |
Vladislav Zolotarov | 94a78b7 | 2009-04-27 03:27:43 -0700 | [diff] [blame] | 6584 | bnx2x_init_block(bp, TIMERS_BLOCK, COMMON_STAGE); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6585 | #endif |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6586 | |
Vladislav Zolotarov | 94a78b7 | 2009-04-27 03:27:43 -0700 | [diff] [blame] | 6587 | bnx2x_init_block(bp, DQ_BLOCK, COMMON_STAGE); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6588 | REG_WR(bp, DORQ_REG_DPM_CID_OFST, BCM_PAGE_SHIFT); |
| 6589 | if (!CHIP_REV_IS_SLOW(bp)) { |
| 6590 | /* enable hw interrupt from doorbell Q */ |
| 6591 | REG_WR(bp, DORQ_REG_DORQ_INT_MASK, 0); |
| 6592 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6593 | |
Vladislav Zolotarov | 94a78b7 | 2009-04-27 03:27:43 -0700 | [diff] [blame] | 6594 | bnx2x_init_block(bp, BRB1_BLOCK, COMMON_STAGE); |
| 6595 | bnx2x_init_block(bp, PRS_BLOCK, COMMON_STAGE); |
Eilon Greenstein | 26c8fa4 | 2009-01-14 21:29:55 -0800 | [diff] [blame] | 6596 | REG_WR(bp, PRS_REG_A_PRSU_20, 0xf); |
Michael Chan | 37b091b | 2009-10-10 13:46:55 +0000 | [diff] [blame] | 6597 | #ifndef BCM_CNIC |
Eilon Greenstein | 3196a88 | 2008-08-13 15:58:49 -0700 | [diff] [blame] | 6598 | /* set NIC mode */ |
| 6599 | REG_WR(bp, PRS_REG_NIC_MODE, 1); |
Michael Chan | 37b091b | 2009-10-10 13:46:55 +0000 | [diff] [blame] | 6600 | #endif |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6601 | if (CHIP_IS_E1H(bp)) |
| 6602 | REG_WR(bp, PRS_REG_E1HOV_MODE, IS_E1HMF(bp)); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6603 | |
Vladislav Zolotarov | 94a78b7 | 2009-04-27 03:27:43 -0700 | [diff] [blame] | 6604 | bnx2x_init_block(bp, TSDM_BLOCK, COMMON_STAGE); |
| 6605 | bnx2x_init_block(bp, CSDM_BLOCK, COMMON_STAGE); |
| 6606 | bnx2x_init_block(bp, USDM_BLOCK, COMMON_STAGE); |
| 6607 | bnx2x_init_block(bp, XSDM_BLOCK, COMMON_STAGE); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6608 | |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 6609 | bnx2x_init_fill(bp, TSEM_REG_FAST_MEMORY, 0, STORM_INTMEM_SIZE(bp)); |
| 6610 | bnx2x_init_fill(bp, USEM_REG_FAST_MEMORY, 0, STORM_INTMEM_SIZE(bp)); |
| 6611 | bnx2x_init_fill(bp, CSEM_REG_FAST_MEMORY, 0, STORM_INTMEM_SIZE(bp)); |
| 6612 | bnx2x_init_fill(bp, XSEM_REG_FAST_MEMORY, 0, STORM_INTMEM_SIZE(bp)); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6613 | |
Vladislav Zolotarov | 94a78b7 | 2009-04-27 03:27:43 -0700 | [diff] [blame] | 6614 | bnx2x_init_block(bp, TSEM_BLOCK, COMMON_STAGE); |
| 6615 | bnx2x_init_block(bp, USEM_BLOCK, COMMON_STAGE); |
| 6616 | bnx2x_init_block(bp, CSEM_BLOCK, COMMON_STAGE); |
| 6617 | bnx2x_init_block(bp, XSEM_BLOCK, COMMON_STAGE); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6618 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6619 | /* sync semi rtc */ |
| 6620 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_CLEAR, |
| 6621 | 0x80000000); |
| 6622 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_SET, |
| 6623 | 0x80000000); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6624 | |
Vladislav Zolotarov | 94a78b7 | 2009-04-27 03:27:43 -0700 | [diff] [blame] | 6625 | bnx2x_init_block(bp, UPB_BLOCK, COMMON_STAGE); |
| 6626 | bnx2x_init_block(bp, XPB_BLOCK, COMMON_STAGE); |
| 6627 | bnx2x_init_block(bp, PBF_BLOCK, COMMON_STAGE); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6628 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6629 | REG_WR(bp, SRC_REG_SOFT_RST, 1); |
| 6630 | for (i = SRC_REG_KEYRSS0_0; i <= SRC_REG_KEYRSS1_9; i += 4) { |
| 6631 | REG_WR(bp, i, 0xc0cac01a); |
| 6632 | /* TODO: replace with something meaningful */ |
| 6633 | } |
Vladislav Zolotarov | 94a78b7 | 2009-04-27 03:27:43 -0700 | [diff] [blame] | 6634 | bnx2x_init_block(bp, SRCH_BLOCK, COMMON_STAGE); |
Michael Chan | 37b091b | 2009-10-10 13:46:55 +0000 | [diff] [blame] | 6635 | #ifdef BCM_CNIC |
| 6636 | REG_WR(bp, SRC_REG_KEYSEARCH_0, 0x63285672); |
| 6637 | REG_WR(bp, SRC_REG_KEYSEARCH_1, 0x24b8f2cc); |
| 6638 | REG_WR(bp, SRC_REG_KEYSEARCH_2, 0x223aef9b); |
| 6639 | REG_WR(bp, SRC_REG_KEYSEARCH_3, 0x26001e3a); |
| 6640 | REG_WR(bp, SRC_REG_KEYSEARCH_4, 0x7ae91116); |
| 6641 | REG_WR(bp, SRC_REG_KEYSEARCH_5, 0x5ce5230b); |
| 6642 | REG_WR(bp, SRC_REG_KEYSEARCH_6, 0x298d8adf); |
| 6643 | REG_WR(bp, SRC_REG_KEYSEARCH_7, 0x6eb0ff09); |
| 6644 | REG_WR(bp, SRC_REG_KEYSEARCH_8, 0x1830f82f); |
| 6645 | REG_WR(bp, SRC_REG_KEYSEARCH_9, 0x01e46be7); |
| 6646 | #endif |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6647 | REG_WR(bp, SRC_REG_SOFT_RST, 0); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6648 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6649 | if (sizeof(union cdu_context) != 1024) |
| 6650 | /* we currently assume that a context is 1024 bytes */ |
Vladislav Zolotarov | cdaa7cb | 2010-04-19 01:13:57 +0000 | [diff] [blame] | 6651 | dev_alert(&bp->pdev->dev, "please adjust the size " |
| 6652 | "of cdu_context(%ld)\n", |
Joe Perches | 7995c64 | 2010-02-17 15:01:52 +0000 | [diff] [blame] | 6653 | (long)sizeof(union cdu_context)); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6654 | |
Vladislav Zolotarov | 94a78b7 | 2009-04-27 03:27:43 -0700 | [diff] [blame] | 6655 | bnx2x_init_block(bp, CDU_BLOCK, COMMON_STAGE); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6656 | val = (4 << 24) + (0 << 12) + 1024; |
| 6657 | REG_WR(bp, CDU_REG_CDU_GLOBAL_PARAMS, val); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6658 | |
Vladislav Zolotarov | 94a78b7 | 2009-04-27 03:27:43 -0700 | [diff] [blame] | 6659 | bnx2x_init_block(bp, CFC_BLOCK, COMMON_STAGE); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6660 | REG_WR(bp, CFC_REG_INIT_REG, 0x7FF); |
Eilon Greenstein | 8d9c5f3 | 2009-02-15 23:24:08 -0800 | [diff] [blame] | 6661 | /* enable context validation interrupt from CFC */ |
| 6662 | REG_WR(bp, CFC_REG_CFC_INT_MASK, 0); |
| 6663 | |
| 6664 | /* set the thresholds to prevent CFC/CDU race */ |
| 6665 | REG_WR(bp, CFC_REG_DEBUG0, 0x20020000); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6666 | |
Vladislav Zolotarov | 94a78b7 | 2009-04-27 03:27:43 -0700 | [diff] [blame] | 6667 | bnx2x_init_block(bp, HC_BLOCK, COMMON_STAGE); |
| 6668 | bnx2x_init_block(bp, MISC_AEU_BLOCK, COMMON_STAGE); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6669 | |
Vladislav Zolotarov | 94a78b7 | 2009-04-27 03:27:43 -0700 | [diff] [blame] | 6670 | bnx2x_init_block(bp, PXPCS_BLOCK, COMMON_STAGE); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6671 | /* Reset PCIE errors for debug */ |
| 6672 | REG_WR(bp, 0x2814, 0xffffffff); |
| 6673 | REG_WR(bp, 0x3820, 0xffffffff); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6674 | |
Vladislav Zolotarov | 94a78b7 | 2009-04-27 03:27:43 -0700 | [diff] [blame] | 6675 | bnx2x_init_block(bp, EMAC0_BLOCK, COMMON_STAGE); |
Vladislav Zolotarov | 94a78b7 | 2009-04-27 03:27:43 -0700 | [diff] [blame] | 6676 | bnx2x_init_block(bp, EMAC1_BLOCK, COMMON_STAGE); |
Vladislav Zolotarov | 94a78b7 | 2009-04-27 03:27:43 -0700 | [diff] [blame] | 6677 | bnx2x_init_block(bp, DBU_BLOCK, COMMON_STAGE); |
Vladislav Zolotarov | 94a78b7 | 2009-04-27 03:27:43 -0700 | [diff] [blame] | 6678 | bnx2x_init_block(bp, DBG_BLOCK, COMMON_STAGE); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6679 | |
Vladislav Zolotarov | 94a78b7 | 2009-04-27 03:27:43 -0700 | [diff] [blame] | 6680 | bnx2x_init_block(bp, NIG_BLOCK, COMMON_STAGE); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6681 | if (CHIP_IS_E1H(bp)) { |
| 6682 | REG_WR(bp, NIG_REG_LLH_MF_MODE, IS_E1HMF(bp)); |
| 6683 | REG_WR(bp, NIG_REG_LLH_E1HOV_MODE, IS_E1HMF(bp)); |
| 6684 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6685 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6686 | if (CHIP_REV_IS_SLOW(bp)) |
| 6687 | msleep(200); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6688 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6689 | /* finish CFC init */ |
| 6690 | val = reg_poll(bp, CFC_REG_LL_INIT_DONE, 1, 100, 10); |
| 6691 | if (val != 1) { |
| 6692 | BNX2X_ERR("CFC LL_INIT failed\n"); |
| 6693 | return -EBUSY; |
| 6694 | } |
| 6695 | val = reg_poll(bp, CFC_REG_AC_INIT_DONE, 1, 100, 10); |
| 6696 | if (val != 1) { |
| 6697 | BNX2X_ERR("CFC AC_INIT failed\n"); |
| 6698 | return -EBUSY; |
| 6699 | } |
| 6700 | val = reg_poll(bp, CFC_REG_CAM_INIT_DONE, 1, 100, 10); |
| 6701 | if (val != 1) { |
| 6702 | BNX2X_ERR("CFC CAM_INIT failed\n"); |
| 6703 | return -EBUSY; |
| 6704 | } |
| 6705 | REG_WR(bp, CFC_REG_DEBUG0, 0); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6706 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6707 | /* read NIG statistic |
| 6708 | to see if this is our first up since powerup */ |
| 6709 | bnx2x_read_dmae(bp, NIG_REG_STAT2_BRB_OCTET, 2); |
| 6710 | val = *bnx2x_sp(bp, wb_data[0]); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6711 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6712 | /* do internal memory self test */ |
| 6713 | if ((CHIP_IS_E1(bp)) && (val == 0) && bnx2x_int_mem_test(bp)) { |
| 6714 | BNX2X_ERR("internal mem self test failed\n"); |
| 6715 | return -EBUSY; |
| 6716 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6717 | |
Eilon Greenstein | 35b19ba | 2009-02-12 08:36:47 +0000 | [diff] [blame] | 6718 | switch (XGXS_EXT_PHY_TYPE(bp->link_params.ext_phy_config)) { |
Eilon Greenstein | 46c6a67 | 2009-02-12 08:36:58 +0000 | [diff] [blame] | 6719 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8072: |
| 6720 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073: |
| 6721 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726: |
Eilon Greenstein | 4d295db | 2009-07-21 05:47:47 +0000 | [diff] [blame] | 6722 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8727: |
Eilon Greenstein | 46c6a67 | 2009-02-12 08:36:58 +0000 | [diff] [blame] | 6723 | bp->port.need_hw_lock = 1; |
| 6724 | break; |
| 6725 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6726 | default: |
| 6727 | break; |
| 6728 | } |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 6729 | |
Eilon Greenstein | fd4ef40 | 2009-07-21 05:47:27 +0000 | [diff] [blame] | 6730 | bnx2x_setup_fan_failure_detection(bp); |
| 6731 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6732 | /* clear PXP2 attentions */ |
| 6733 | REG_RD(bp, PXP2_REG_PXP2_INT_STS_CLR_0); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6734 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6735 | enable_blocks_attention(bp); |
Vladislav Zolotarov | 72fd071 | 2010-04-19 01:13:12 +0000 | [diff] [blame] | 6736 | if (CHIP_PARITY_SUPPORTED(bp)) |
| 6737 | enable_blocks_parity(bp); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6738 | |
Yaniv Rosner | 6bbca91 | 2008-08-13 15:57:28 -0700 | [diff] [blame] | 6739 | if (!BP_NOMCP(bp)) { |
| 6740 | bnx2x_acquire_phy_lock(bp); |
| 6741 | bnx2x_common_init_phy(bp, bp->common.shmem_base); |
| 6742 | bnx2x_release_phy_lock(bp); |
| 6743 | } else |
| 6744 | BNX2X_ERR("Bootcode is missing - can not initialize link\n"); |
| 6745 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6746 | return 0; |
| 6747 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6748 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6749 | static int bnx2x_init_port(struct bnx2x *bp) |
| 6750 | { |
| 6751 | int port = BP_PORT(bp); |
Vladislav Zolotarov | 94a78b7 | 2009-04-27 03:27:43 -0700 | [diff] [blame] | 6752 | int init_stage = port ? PORT1_STAGE : PORT0_STAGE; |
Eilon Greenstein | 1c06328 | 2009-02-12 08:36:43 +0000 | [diff] [blame] | 6753 | u32 low, high; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6754 | u32 val; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6755 | |
Vladislav Zolotarov | cdaa7cb | 2010-04-19 01:13:57 +0000 | [diff] [blame] | 6756 | DP(BNX2X_MSG_MCP, "starting port init port %d\n", port); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6757 | |
| 6758 | REG_WR(bp, NIG_REG_MASK_INTERRUPT_PORT0 + port*4, 0); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6759 | |
Vladislav Zolotarov | 94a78b7 | 2009-04-27 03:27:43 -0700 | [diff] [blame] | 6760 | bnx2x_init_block(bp, PXP_BLOCK, init_stage); |
Vladislav Zolotarov | 94a78b7 | 2009-04-27 03:27:43 -0700 | [diff] [blame] | 6761 | bnx2x_init_block(bp, PXP2_BLOCK, init_stage); |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 6762 | |
| 6763 | bnx2x_init_block(bp, TCM_BLOCK, init_stage); |
| 6764 | bnx2x_init_block(bp, UCM_BLOCK, init_stage); |
| 6765 | bnx2x_init_block(bp, CCM_BLOCK, init_stage); |
Vladislav Zolotarov | 94a78b7 | 2009-04-27 03:27:43 -0700 | [diff] [blame] | 6766 | bnx2x_init_block(bp, XCM_BLOCK, init_stage); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6767 | |
Michael Chan | 37b091b | 2009-10-10 13:46:55 +0000 | [diff] [blame] | 6768 | #ifdef BCM_CNIC |
| 6769 | REG_WR(bp, QM_REG_CONNNUM_0 + port*4, 1024/16 - 1); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6770 | |
Vladislav Zolotarov | 94a78b7 | 2009-04-27 03:27:43 -0700 | [diff] [blame] | 6771 | bnx2x_init_block(bp, TIMERS_BLOCK, init_stage); |
Michael Chan | 37b091b | 2009-10-10 13:46:55 +0000 | [diff] [blame] | 6772 | REG_WR(bp, TM_REG_LIN0_SCAN_TIME + port*4, 20); |
| 6773 | REG_WR(bp, TM_REG_LIN0_MAX_ACTIVE_CID + port*4, 31); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6774 | #endif |
Vladislav Zolotarov | cdaa7cb | 2010-04-19 01:13:57 +0000 | [diff] [blame] | 6775 | |
Vladislav Zolotarov | 94a78b7 | 2009-04-27 03:27:43 -0700 | [diff] [blame] | 6776 | bnx2x_init_block(bp, DQ_BLOCK, init_stage); |
Eilon Greenstein | 1c06328 | 2009-02-12 08:36:43 +0000 | [diff] [blame] | 6777 | |
Vladislav Zolotarov | 94a78b7 | 2009-04-27 03:27:43 -0700 | [diff] [blame] | 6778 | bnx2x_init_block(bp, BRB1_BLOCK, init_stage); |
Eilon Greenstein | 1c06328 | 2009-02-12 08:36:43 +0000 | [diff] [blame] | 6779 | if (CHIP_REV_IS_SLOW(bp) && !CHIP_IS_E1H(bp)) { |
| 6780 | /* no pause for emulation and FPGA */ |
| 6781 | low = 0; |
| 6782 | high = 513; |
| 6783 | } else { |
| 6784 | if (IS_E1HMF(bp)) |
| 6785 | low = ((bp->flags & ONE_PORT_FLAG) ? 160 : 246); |
| 6786 | else if (bp->dev->mtu > 4096) { |
| 6787 | if (bp->flags & ONE_PORT_FLAG) |
| 6788 | low = 160; |
| 6789 | else { |
| 6790 | val = bp->dev->mtu; |
| 6791 | /* (24*1024 + val*4)/256 */ |
| 6792 | low = 96 + (val/64) + ((val % 64) ? 1 : 0); |
| 6793 | } |
| 6794 | } else |
| 6795 | low = ((bp->flags & ONE_PORT_FLAG) ? 80 : 160); |
| 6796 | high = low + 56; /* 14*1024/256 */ |
| 6797 | } |
| 6798 | REG_WR(bp, BRB1_REG_PAUSE_LOW_THRESHOLD_0 + port*4, low); |
| 6799 | REG_WR(bp, BRB1_REG_PAUSE_HIGH_THRESHOLD_0 + port*4, high); |
| 6800 | |
| 6801 | |
Vladislav Zolotarov | 94a78b7 | 2009-04-27 03:27:43 -0700 | [diff] [blame] | 6802 | bnx2x_init_block(bp, PRS_BLOCK, init_stage); |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 6803 | |
Vladislav Zolotarov | 94a78b7 | 2009-04-27 03:27:43 -0700 | [diff] [blame] | 6804 | bnx2x_init_block(bp, TSDM_BLOCK, init_stage); |
Vladislav Zolotarov | 94a78b7 | 2009-04-27 03:27:43 -0700 | [diff] [blame] | 6805 | bnx2x_init_block(bp, CSDM_BLOCK, init_stage); |
Vladislav Zolotarov | 94a78b7 | 2009-04-27 03:27:43 -0700 | [diff] [blame] | 6806 | bnx2x_init_block(bp, USDM_BLOCK, init_stage); |
Vladislav Zolotarov | 94a78b7 | 2009-04-27 03:27:43 -0700 | [diff] [blame] | 6807 | bnx2x_init_block(bp, XSDM_BLOCK, init_stage); |
Eilon Greenstein | 356e238 | 2009-02-12 08:38:32 +0000 | [diff] [blame] | 6808 | |
Vladislav Zolotarov | 94a78b7 | 2009-04-27 03:27:43 -0700 | [diff] [blame] | 6809 | bnx2x_init_block(bp, TSEM_BLOCK, init_stage); |
| 6810 | bnx2x_init_block(bp, USEM_BLOCK, init_stage); |
| 6811 | bnx2x_init_block(bp, CSEM_BLOCK, init_stage); |
| 6812 | bnx2x_init_block(bp, XSEM_BLOCK, init_stage); |
Eilon Greenstein | 356e238 | 2009-02-12 08:38:32 +0000 | [diff] [blame] | 6813 | |
Vladislav Zolotarov | 94a78b7 | 2009-04-27 03:27:43 -0700 | [diff] [blame] | 6814 | bnx2x_init_block(bp, UPB_BLOCK, init_stage); |
Vladislav Zolotarov | 94a78b7 | 2009-04-27 03:27:43 -0700 | [diff] [blame] | 6815 | bnx2x_init_block(bp, XPB_BLOCK, init_stage); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6816 | |
Vladislav Zolotarov | 94a78b7 | 2009-04-27 03:27:43 -0700 | [diff] [blame] | 6817 | bnx2x_init_block(bp, PBF_BLOCK, init_stage); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6818 | |
| 6819 | /* configure PBF to work without PAUSE mtu 9000 */ |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6820 | REG_WR(bp, PBF_REG_P0_PAUSE_ENABLE + port*4, 0); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6821 | |
| 6822 | /* update threshold */ |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6823 | REG_WR(bp, PBF_REG_P0_ARB_THRSH + port*4, (9040/16)); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6824 | /* update init credit */ |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6825 | REG_WR(bp, PBF_REG_P0_INIT_CRD + port*4, (9040/16) + 553 - 22); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6826 | |
| 6827 | /* probe changes */ |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6828 | REG_WR(bp, PBF_REG_INIT_P0 + port*4, 1); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6829 | msleep(5); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6830 | REG_WR(bp, PBF_REG_INIT_P0 + port*4, 0); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6831 | |
Michael Chan | 37b091b | 2009-10-10 13:46:55 +0000 | [diff] [blame] | 6832 | #ifdef BCM_CNIC |
| 6833 | bnx2x_init_block(bp, SRCH_BLOCK, init_stage); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6834 | #endif |
Vladislav Zolotarov | 94a78b7 | 2009-04-27 03:27:43 -0700 | [diff] [blame] | 6835 | bnx2x_init_block(bp, CDU_BLOCK, init_stage); |
Vladislav Zolotarov | 94a78b7 | 2009-04-27 03:27:43 -0700 | [diff] [blame] | 6836 | bnx2x_init_block(bp, CFC_BLOCK, init_stage); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6837 | |
| 6838 | if (CHIP_IS_E1(bp)) { |
| 6839 | REG_WR(bp, HC_REG_LEADING_EDGE_0 + port*8, 0); |
| 6840 | REG_WR(bp, HC_REG_TRAILING_EDGE_0 + port*8, 0); |
| 6841 | } |
Vladislav Zolotarov | 94a78b7 | 2009-04-27 03:27:43 -0700 | [diff] [blame] | 6842 | bnx2x_init_block(bp, HC_BLOCK, init_stage); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6843 | |
Vladislav Zolotarov | 94a78b7 | 2009-04-27 03:27:43 -0700 | [diff] [blame] | 6844 | bnx2x_init_block(bp, MISC_AEU_BLOCK, init_stage); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6845 | /* init aeu_mask_attn_func_0/1: |
| 6846 | * - SF mode: bits 3-7 are masked. only bits 0-2 are in use |
| 6847 | * - MF mode: bit 3 is masked. bits 0-2 are in use as in SF |
| 6848 | * bits 4-7 are used for "per vn group attention" */ |
| 6849 | REG_WR(bp, MISC_REG_AEU_MASK_ATTN_FUNC_0 + port*4, |
| 6850 | (IS_E1HMF(bp) ? 0xF7 : 0x7)); |
| 6851 | |
Vladislav Zolotarov | 94a78b7 | 2009-04-27 03:27:43 -0700 | [diff] [blame] | 6852 | bnx2x_init_block(bp, PXPCS_BLOCK, init_stage); |
Vladislav Zolotarov | 94a78b7 | 2009-04-27 03:27:43 -0700 | [diff] [blame] | 6853 | bnx2x_init_block(bp, EMAC0_BLOCK, init_stage); |
Vladislav Zolotarov | 94a78b7 | 2009-04-27 03:27:43 -0700 | [diff] [blame] | 6854 | bnx2x_init_block(bp, EMAC1_BLOCK, init_stage); |
Vladislav Zolotarov | 94a78b7 | 2009-04-27 03:27:43 -0700 | [diff] [blame] | 6855 | bnx2x_init_block(bp, DBU_BLOCK, init_stage); |
Vladislav Zolotarov | 94a78b7 | 2009-04-27 03:27:43 -0700 | [diff] [blame] | 6856 | bnx2x_init_block(bp, DBG_BLOCK, init_stage); |
Eilon Greenstein | 356e238 | 2009-02-12 08:38:32 +0000 | [diff] [blame] | 6857 | |
Vladislav Zolotarov | 94a78b7 | 2009-04-27 03:27:43 -0700 | [diff] [blame] | 6858 | bnx2x_init_block(bp, NIG_BLOCK, init_stage); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6859 | |
| 6860 | REG_WR(bp, NIG_REG_XGXS_SERDES0_MODE_SEL + port*4, 1); |
| 6861 | |
| 6862 | if (CHIP_IS_E1H(bp)) { |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6863 | /* 0x2 disable e1hov, 0x1 enable */ |
| 6864 | REG_WR(bp, NIG_REG_LLH0_BRB1_DRV_MASK_MF + port*4, |
| 6865 | (IS_E1HMF(bp) ? 0x1 : 0x2)); |
| 6866 | |
Eilon Greenstein | 1c06328 | 2009-02-12 08:36:43 +0000 | [diff] [blame] | 6867 | { |
| 6868 | REG_WR(bp, NIG_REG_LLFC_ENABLE_0 + port*4, 0); |
| 6869 | REG_WR(bp, NIG_REG_LLFC_OUT_EN_0 + port*4, 0); |
| 6870 | REG_WR(bp, NIG_REG_PAUSE_ENABLE_0 + port*4, 1); |
| 6871 | } |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6872 | } |
| 6873 | |
Vladislav Zolotarov | 94a78b7 | 2009-04-27 03:27:43 -0700 | [diff] [blame] | 6874 | bnx2x_init_block(bp, MCP_BLOCK, init_stage); |
Vladislav Zolotarov | 94a78b7 | 2009-04-27 03:27:43 -0700 | [diff] [blame] | 6875 | bnx2x_init_block(bp, DMAE_BLOCK, init_stage); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6876 | |
Eilon Greenstein | 35b19ba | 2009-02-12 08:36:47 +0000 | [diff] [blame] | 6877 | switch (XGXS_EXT_PHY_TYPE(bp->link_params.ext_phy_config)) { |
Eilon Greenstein | 589abe3 | 2009-02-12 08:36:55 +0000 | [diff] [blame] | 6878 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726: |
| 6879 | { |
| 6880 | u32 swap_val, swap_override, aeu_gpio_mask, offset; |
| 6881 | |
| 6882 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_3, |
| 6883 | MISC_REGISTERS_GPIO_INPUT_HI_Z, port); |
| 6884 | |
| 6885 | /* The GPIO should be swapped if the swap register is |
| 6886 | set and active */ |
| 6887 | swap_val = REG_RD(bp, NIG_REG_PORT_SWAP); |
| 6888 | swap_override = REG_RD(bp, NIG_REG_STRAP_OVERRIDE); |
| 6889 | |
| 6890 | /* Select function upon port-swap configuration */ |
| 6891 | if (port == 0) { |
| 6892 | offset = MISC_REG_AEU_ENABLE1_FUNC_0_OUT_0; |
| 6893 | aeu_gpio_mask = (swap_val && swap_override) ? |
| 6894 | AEU_INPUTS_ATTN_BITS_GPIO3_FUNCTION_1 : |
| 6895 | AEU_INPUTS_ATTN_BITS_GPIO3_FUNCTION_0; |
| 6896 | } else { |
| 6897 | offset = MISC_REG_AEU_ENABLE1_FUNC_1_OUT_0; |
| 6898 | aeu_gpio_mask = (swap_val && swap_override) ? |
| 6899 | AEU_INPUTS_ATTN_BITS_GPIO3_FUNCTION_0 : |
| 6900 | AEU_INPUTS_ATTN_BITS_GPIO3_FUNCTION_1; |
| 6901 | } |
| 6902 | val = REG_RD(bp, offset); |
| 6903 | /* add GPIO3 to group */ |
| 6904 | val |= aeu_gpio_mask; |
| 6905 | REG_WR(bp, offset, val); |
| 6906 | } |
| 6907 | break; |
| 6908 | |
Eilon Greenstein | 35b19ba | 2009-02-12 08:36:47 +0000 | [diff] [blame] | 6909 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101: |
Eilon Greenstein | 4d295db | 2009-07-21 05:47:47 +0000 | [diff] [blame] | 6910 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8727: |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 6911 | /* add SPIO 5 to group 0 */ |
Eilon Greenstein | 4d295db | 2009-07-21 05:47:47 +0000 | [diff] [blame] | 6912 | { |
| 6913 | u32 reg_addr = (port ? MISC_REG_AEU_ENABLE1_FUNC_1_OUT_0 : |
| 6914 | MISC_REG_AEU_ENABLE1_FUNC_0_OUT_0); |
| 6915 | val = REG_RD(bp, reg_addr); |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 6916 | val |= AEU_INPUTS_ATTN_BITS_SPIO5; |
Eilon Greenstein | 4d295db | 2009-07-21 05:47:47 +0000 | [diff] [blame] | 6917 | REG_WR(bp, reg_addr, val); |
| 6918 | } |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 6919 | break; |
| 6920 | |
| 6921 | default: |
| 6922 | break; |
| 6923 | } |
| 6924 | |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 6925 | bnx2x__link_reset(bp); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6926 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6927 | return 0; |
| 6928 | } |
| 6929 | |
| 6930 | #define ILT_PER_FUNC (768/2) |
| 6931 | #define FUNC_ILT_BASE(func) (func * ILT_PER_FUNC) |
| 6932 | /* the phys address is shifted right 12 bits and has an added |
| 6933 | 1=valid bit added to the 53rd bit |
| 6934 | then since this is a wide register(TM) |
| 6935 | we split it into two 32 bit writes |
| 6936 | */ |
| 6937 | #define ONCHIP_ADDR1(x) ((u32)(((u64)x >> 12) & 0xFFFFFFFF)) |
| 6938 | #define ONCHIP_ADDR2(x) ((u32)((1 << 20) | ((u64)x >> 44))) |
| 6939 | #define PXP_ONE_ILT(x) (((x) << 10) | x) |
| 6940 | #define PXP_ILT_RANGE(f, l) (((l) << 10) | f) |
| 6941 | |
Michael Chan | 37b091b | 2009-10-10 13:46:55 +0000 | [diff] [blame] | 6942 | #ifdef BCM_CNIC |
| 6943 | #define CNIC_ILT_LINES 127 |
| 6944 | #define CNIC_CTX_PER_ILT 16 |
| 6945 | #else |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6946 | #define CNIC_ILT_LINES 0 |
Michael Chan | 37b091b | 2009-10-10 13:46:55 +0000 | [diff] [blame] | 6947 | #endif |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6948 | |
| 6949 | static void bnx2x_ilt_wr(struct bnx2x *bp, u32 index, dma_addr_t addr) |
| 6950 | { |
| 6951 | int reg; |
| 6952 | |
| 6953 | if (CHIP_IS_E1H(bp)) |
| 6954 | reg = PXP2_REG_RQ_ONCHIP_AT_B0 + index*8; |
| 6955 | else /* E1 */ |
| 6956 | reg = PXP2_REG_RQ_ONCHIP_AT + index*8; |
| 6957 | |
| 6958 | bnx2x_wb_wr(bp, reg, ONCHIP_ADDR1(addr), ONCHIP_ADDR2(addr)); |
| 6959 | } |
| 6960 | |
| 6961 | static int bnx2x_init_func(struct bnx2x *bp) |
| 6962 | { |
| 6963 | int port = BP_PORT(bp); |
| 6964 | int func = BP_FUNC(bp); |
Eilon Greenstein | 8badd27 | 2009-02-12 08:36:15 +0000 | [diff] [blame] | 6965 | u32 addr, val; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6966 | int i; |
| 6967 | |
Vladislav Zolotarov | cdaa7cb | 2010-04-19 01:13:57 +0000 | [diff] [blame] | 6968 | DP(BNX2X_MSG_MCP, "starting func init func %d\n", func); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6969 | |
Eilon Greenstein | 8badd27 | 2009-02-12 08:36:15 +0000 | [diff] [blame] | 6970 | /* set MSI reconfigure capability */ |
| 6971 | addr = (port ? HC_REG_CONFIG_1 : HC_REG_CONFIG_0); |
| 6972 | val = REG_RD(bp, addr); |
| 6973 | val |= HC_CONFIG_0_REG_MSI_ATTN_EN_0; |
| 6974 | REG_WR(bp, addr, val); |
| 6975 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6976 | i = FUNC_ILT_BASE(func); |
| 6977 | |
| 6978 | bnx2x_ilt_wr(bp, i, bnx2x_sp_mapping(bp, context)); |
| 6979 | if (CHIP_IS_E1H(bp)) { |
| 6980 | REG_WR(bp, PXP2_REG_RQ_CDU_FIRST_ILT, i); |
| 6981 | REG_WR(bp, PXP2_REG_RQ_CDU_LAST_ILT, i + CNIC_ILT_LINES); |
| 6982 | } else /* E1 */ |
| 6983 | REG_WR(bp, PXP2_REG_PSWRQ_CDU0_L2P + func*4, |
| 6984 | PXP_ILT_RANGE(i, i + CNIC_ILT_LINES)); |
| 6985 | |
Michael Chan | 37b091b | 2009-10-10 13:46:55 +0000 | [diff] [blame] | 6986 | #ifdef BCM_CNIC |
| 6987 | i += 1 + CNIC_ILT_LINES; |
| 6988 | bnx2x_ilt_wr(bp, i, bp->timers_mapping); |
| 6989 | if (CHIP_IS_E1(bp)) |
| 6990 | REG_WR(bp, PXP2_REG_PSWRQ_TM0_L2P + func*4, PXP_ONE_ILT(i)); |
| 6991 | else { |
| 6992 | REG_WR(bp, PXP2_REG_RQ_TM_FIRST_ILT, i); |
| 6993 | REG_WR(bp, PXP2_REG_RQ_TM_LAST_ILT, i); |
| 6994 | } |
| 6995 | |
| 6996 | i++; |
| 6997 | bnx2x_ilt_wr(bp, i, bp->qm_mapping); |
| 6998 | if (CHIP_IS_E1(bp)) |
| 6999 | REG_WR(bp, PXP2_REG_PSWRQ_QM0_L2P + func*4, PXP_ONE_ILT(i)); |
| 7000 | else { |
| 7001 | REG_WR(bp, PXP2_REG_RQ_QM_FIRST_ILT, i); |
| 7002 | REG_WR(bp, PXP2_REG_RQ_QM_LAST_ILT, i); |
| 7003 | } |
| 7004 | |
| 7005 | i++; |
| 7006 | bnx2x_ilt_wr(bp, i, bp->t1_mapping); |
| 7007 | if (CHIP_IS_E1(bp)) |
| 7008 | REG_WR(bp, PXP2_REG_PSWRQ_SRC0_L2P + func*4, PXP_ONE_ILT(i)); |
| 7009 | else { |
| 7010 | REG_WR(bp, PXP2_REG_RQ_SRC_FIRST_ILT, i); |
| 7011 | REG_WR(bp, PXP2_REG_RQ_SRC_LAST_ILT, i); |
| 7012 | } |
| 7013 | |
| 7014 | /* tell the searcher where the T2 table is */ |
| 7015 | REG_WR(bp, SRC_REG_COUNTFREE0 + port*4, 16*1024/64); |
| 7016 | |
| 7017 | bnx2x_wb_wr(bp, SRC_REG_FIRSTFREE0 + port*16, |
| 7018 | U64_LO(bp->t2_mapping), U64_HI(bp->t2_mapping)); |
| 7019 | |
| 7020 | bnx2x_wb_wr(bp, SRC_REG_LASTFREE0 + port*16, |
| 7021 | U64_LO((u64)bp->t2_mapping + 16*1024 - 64), |
| 7022 | U64_HI((u64)bp->t2_mapping + 16*1024 - 64)); |
| 7023 | |
| 7024 | REG_WR(bp, SRC_REG_NUMBER_HASH_BITS0 + port*4, 10); |
| 7025 | #endif |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7026 | |
| 7027 | if (CHIP_IS_E1H(bp)) { |
Eilon Greenstein | 573f203 | 2009-08-12 08:24:14 +0000 | [diff] [blame] | 7028 | bnx2x_init_block(bp, MISC_BLOCK, FUNC0_STAGE + func); |
| 7029 | bnx2x_init_block(bp, TCM_BLOCK, FUNC0_STAGE + func); |
| 7030 | bnx2x_init_block(bp, UCM_BLOCK, FUNC0_STAGE + func); |
| 7031 | bnx2x_init_block(bp, CCM_BLOCK, FUNC0_STAGE + func); |
| 7032 | bnx2x_init_block(bp, XCM_BLOCK, FUNC0_STAGE + func); |
| 7033 | bnx2x_init_block(bp, TSEM_BLOCK, FUNC0_STAGE + func); |
| 7034 | bnx2x_init_block(bp, USEM_BLOCK, FUNC0_STAGE + func); |
| 7035 | bnx2x_init_block(bp, CSEM_BLOCK, FUNC0_STAGE + func); |
| 7036 | bnx2x_init_block(bp, XSEM_BLOCK, FUNC0_STAGE + func); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7037 | |
| 7038 | REG_WR(bp, NIG_REG_LLH0_FUNC_EN + port*8, 1); |
| 7039 | REG_WR(bp, NIG_REG_LLH0_FUNC_VLAN_ID + port*8, bp->e1hov); |
| 7040 | } |
| 7041 | |
| 7042 | /* HC init per function */ |
| 7043 | if (CHIP_IS_E1H(bp)) { |
| 7044 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_12 + func*4, 0); |
| 7045 | |
| 7046 | REG_WR(bp, HC_REG_LEADING_EDGE_0 + port*8, 0); |
| 7047 | REG_WR(bp, HC_REG_TRAILING_EDGE_0 + port*8, 0); |
| 7048 | } |
Vladislav Zolotarov | 94a78b7 | 2009-04-27 03:27:43 -0700 | [diff] [blame] | 7049 | bnx2x_init_block(bp, HC_BLOCK, FUNC0_STAGE + func); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7050 | |
Eliezer Tamir | c14423f | 2008-02-28 11:49:42 -0800 | [diff] [blame] | 7051 | /* Reset PCIE errors for debug */ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7052 | REG_WR(bp, 0x2114, 0xffffffff); |
| 7053 | REG_WR(bp, 0x2120, 0xffffffff); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7054 | |
| 7055 | return 0; |
| 7056 | } |
| 7057 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7058 | static int bnx2x_init_hw(struct bnx2x *bp, u32 load_code) |
| 7059 | { |
| 7060 | int i, rc = 0; |
| 7061 | |
| 7062 | DP(BNX2X_MSG_MCP, "function %d load_code %x\n", |
| 7063 | BP_FUNC(bp), load_code); |
| 7064 | |
| 7065 | bp->dmae_ready = 0; |
| 7066 | mutex_init(&bp->dmae_mutex); |
Eilon Greenstein | 54016b2 | 2009-08-12 08:23:48 +0000 | [diff] [blame] | 7067 | rc = bnx2x_gunzip_init(bp); |
| 7068 | if (rc) |
| 7069 | return rc; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7070 | |
| 7071 | switch (load_code) { |
| 7072 | case FW_MSG_CODE_DRV_LOAD_COMMON: |
| 7073 | rc = bnx2x_init_common(bp); |
| 7074 | if (rc) |
| 7075 | goto init_hw_err; |
| 7076 | /* no break */ |
| 7077 | |
| 7078 | case FW_MSG_CODE_DRV_LOAD_PORT: |
| 7079 | bp->dmae_ready = 1; |
| 7080 | rc = bnx2x_init_port(bp); |
| 7081 | if (rc) |
| 7082 | goto init_hw_err; |
| 7083 | /* no break */ |
| 7084 | |
| 7085 | case FW_MSG_CODE_DRV_LOAD_FUNCTION: |
| 7086 | bp->dmae_ready = 1; |
| 7087 | rc = bnx2x_init_func(bp); |
| 7088 | if (rc) |
| 7089 | goto init_hw_err; |
| 7090 | break; |
| 7091 | |
| 7092 | default: |
| 7093 | BNX2X_ERR("Unknown load_code (0x%x) from MCP\n", load_code); |
| 7094 | break; |
| 7095 | } |
| 7096 | |
| 7097 | if (!BP_NOMCP(bp)) { |
| 7098 | int func = BP_FUNC(bp); |
| 7099 | |
| 7100 | bp->fw_drv_pulse_wr_seq = |
| 7101 | (SHMEM_RD(bp, func_mb[func].drv_pulse_mb) & |
| 7102 | DRV_PULSE_SEQ_MASK); |
Eilon Greenstein | 6fe49bb | 2009-08-12 08:23:17 +0000 | [diff] [blame] | 7103 | DP(BNX2X_MSG_MCP, "drv_pulse 0x%x\n", bp->fw_drv_pulse_wr_seq); |
| 7104 | } |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7105 | |
| 7106 | /* this needs to be done before gunzip end */ |
| 7107 | bnx2x_zero_def_sb(bp); |
| 7108 | for_each_queue(bp, i) |
| 7109 | bnx2x_zero_sb(bp, BP_L_ID(bp) + i); |
Michael Chan | 37b091b | 2009-10-10 13:46:55 +0000 | [diff] [blame] | 7110 | #ifdef BCM_CNIC |
| 7111 | bnx2x_zero_sb(bp, BP_L_ID(bp) + i); |
| 7112 | #endif |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7113 | |
| 7114 | init_hw_err: |
| 7115 | bnx2x_gunzip_end(bp); |
| 7116 | |
| 7117 | return rc; |
| 7118 | } |
| 7119 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7120 | static void bnx2x_free_mem(struct bnx2x *bp) |
| 7121 | { |
| 7122 | |
| 7123 | #define BNX2X_PCI_FREE(x, y, size) \ |
| 7124 | do { \ |
| 7125 | if (x) { \ |
FUJITA Tomonori | 1a98314 | 2010-04-04 01:51:03 +0000 | [diff] [blame] | 7126 | dma_free_coherent(&bp->pdev->dev, size, x, y); \ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7127 | x = NULL; \ |
| 7128 | y = 0; \ |
| 7129 | } \ |
| 7130 | } while (0) |
| 7131 | |
| 7132 | #define BNX2X_FREE(x) \ |
| 7133 | do { \ |
| 7134 | if (x) { \ |
| 7135 | vfree(x); \ |
| 7136 | x = NULL; \ |
| 7137 | } \ |
| 7138 | } while (0) |
| 7139 | |
| 7140 | int i; |
| 7141 | |
| 7142 | /* fastpath */ |
Eilon Greenstein | 555f6c7 | 2009-02-12 08:36:11 +0000 | [diff] [blame] | 7143 | /* Common */ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7144 | for_each_queue(bp, i) { |
| 7145 | |
Eilon Greenstein | 555f6c7 | 2009-02-12 08:36:11 +0000 | [diff] [blame] | 7146 | /* status blocks */ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7147 | BNX2X_PCI_FREE(bnx2x_fp(bp, i, status_blk), |
| 7148 | bnx2x_fp(bp, i, status_blk_mapping), |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 7149 | sizeof(struct host_status_block)); |
Eilon Greenstein | 555f6c7 | 2009-02-12 08:36:11 +0000 | [diff] [blame] | 7150 | } |
| 7151 | /* Rx */ |
Vladislav Zolotarov | 54b9dda | 2009-11-16 06:05:58 +0000 | [diff] [blame] | 7152 | for_each_queue(bp, i) { |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7153 | |
Eilon Greenstein | 555f6c7 | 2009-02-12 08:36:11 +0000 | [diff] [blame] | 7154 | /* fastpath rx rings: rx_buf rx_desc rx_comp */ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7155 | BNX2X_FREE(bnx2x_fp(bp, i, rx_buf_ring)); |
| 7156 | BNX2X_PCI_FREE(bnx2x_fp(bp, i, rx_desc_ring), |
| 7157 | bnx2x_fp(bp, i, rx_desc_mapping), |
| 7158 | sizeof(struct eth_rx_bd) * NUM_RX_BD); |
| 7159 | |
| 7160 | BNX2X_PCI_FREE(bnx2x_fp(bp, i, rx_comp_ring), |
| 7161 | bnx2x_fp(bp, i, rx_comp_mapping), |
| 7162 | sizeof(struct eth_fast_path_rx_cqe) * |
| 7163 | NUM_RCQ_BD); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7164 | |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 7165 | /* SGE ring */ |
Eilon Greenstein | 3262623 | 2008-08-13 15:51:07 -0700 | [diff] [blame] | 7166 | BNX2X_FREE(bnx2x_fp(bp, i, rx_page_ring)); |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 7167 | BNX2X_PCI_FREE(bnx2x_fp(bp, i, rx_sge_ring), |
| 7168 | bnx2x_fp(bp, i, rx_sge_mapping), |
| 7169 | BCM_PAGE_SIZE * NUM_RX_SGE_PAGES); |
| 7170 | } |
Eilon Greenstein | 555f6c7 | 2009-02-12 08:36:11 +0000 | [diff] [blame] | 7171 | /* Tx */ |
Vladislav Zolotarov | 54b9dda | 2009-11-16 06:05:58 +0000 | [diff] [blame] | 7172 | for_each_queue(bp, i) { |
Eilon Greenstein | 555f6c7 | 2009-02-12 08:36:11 +0000 | [diff] [blame] | 7173 | |
| 7174 | /* fastpath tx rings: tx_buf tx_desc */ |
| 7175 | BNX2X_FREE(bnx2x_fp(bp, i, tx_buf_ring)); |
| 7176 | BNX2X_PCI_FREE(bnx2x_fp(bp, i, tx_desc_ring), |
| 7177 | bnx2x_fp(bp, i, tx_desc_mapping), |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 7178 | sizeof(union eth_tx_bd_types) * NUM_TX_BD); |
Eilon Greenstein | 555f6c7 | 2009-02-12 08:36:11 +0000 | [diff] [blame] | 7179 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7180 | /* end of fastpath */ |
| 7181 | |
| 7182 | BNX2X_PCI_FREE(bp->def_status_blk, bp->def_status_blk_mapping, |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7183 | sizeof(struct host_def_status_block)); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7184 | |
| 7185 | BNX2X_PCI_FREE(bp->slowpath, bp->slowpath_mapping, |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7186 | sizeof(struct bnx2x_slowpath)); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7187 | |
Michael Chan | 37b091b | 2009-10-10 13:46:55 +0000 | [diff] [blame] | 7188 | #ifdef BCM_CNIC |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7189 | BNX2X_PCI_FREE(bp->t1, bp->t1_mapping, 64*1024); |
| 7190 | BNX2X_PCI_FREE(bp->t2, bp->t2_mapping, 16*1024); |
| 7191 | BNX2X_PCI_FREE(bp->timers, bp->timers_mapping, 8*1024); |
| 7192 | BNX2X_PCI_FREE(bp->qm, bp->qm_mapping, 128*1024); |
Michael Chan | 37b091b | 2009-10-10 13:46:55 +0000 | [diff] [blame] | 7193 | BNX2X_PCI_FREE(bp->cnic_sb, bp->cnic_sb_mapping, |
| 7194 | sizeof(struct host_status_block)); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7195 | #endif |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 7196 | BNX2X_PCI_FREE(bp->spq, bp->spq_mapping, BCM_PAGE_SIZE); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7197 | |
| 7198 | #undef BNX2X_PCI_FREE |
| 7199 | #undef BNX2X_KFREE |
| 7200 | } |
| 7201 | |
| 7202 | static int bnx2x_alloc_mem(struct bnx2x *bp) |
| 7203 | { |
| 7204 | |
| 7205 | #define BNX2X_PCI_ALLOC(x, y, size) \ |
| 7206 | do { \ |
FUJITA Tomonori | 1a98314 | 2010-04-04 01:51:03 +0000 | [diff] [blame] | 7207 | x = dma_alloc_coherent(&bp->pdev->dev, size, y, GFP_KERNEL); \ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7208 | if (x == NULL) \ |
| 7209 | goto alloc_mem_err; \ |
| 7210 | memset(x, 0, size); \ |
| 7211 | } while (0) |
| 7212 | |
| 7213 | #define BNX2X_ALLOC(x, size) \ |
| 7214 | do { \ |
| 7215 | x = vmalloc(size); \ |
| 7216 | if (x == NULL) \ |
| 7217 | goto alloc_mem_err; \ |
| 7218 | memset(x, 0, size); \ |
| 7219 | } while (0) |
| 7220 | |
| 7221 | int i; |
| 7222 | |
| 7223 | /* fastpath */ |
Eilon Greenstein | 555f6c7 | 2009-02-12 08:36:11 +0000 | [diff] [blame] | 7224 | /* Common */ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7225 | for_each_queue(bp, i) { |
| 7226 | bnx2x_fp(bp, i, bp) = bp; |
| 7227 | |
Eilon Greenstein | 555f6c7 | 2009-02-12 08:36:11 +0000 | [diff] [blame] | 7228 | /* status blocks */ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7229 | BNX2X_PCI_ALLOC(bnx2x_fp(bp, i, status_blk), |
| 7230 | &bnx2x_fp(bp, i, status_blk_mapping), |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 7231 | sizeof(struct host_status_block)); |
Eilon Greenstein | 555f6c7 | 2009-02-12 08:36:11 +0000 | [diff] [blame] | 7232 | } |
| 7233 | /* Rx */ |
Vladislav Zolotarov | 54b9dda | 2009-11-16 06:05:58 +0000 | [diff] [blame] | 7234 | for_each_queue(bp, i) { |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7235 | |
Eilon Greenstein | 555f6c7 | 2009-02-12 08:36:11 +0000 | [diff] [blame] | 7236 | /* fastpath rx rings: rx_buf rx_desc rx_comp */ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7237 | BNX2X_ALLOC(bnx2x_fp(bp, i, rx_buf_ring), |
| 7238 | sizeof(struct sw_rx_bd) * NUM_RX_BD); |
| 7239 | BNX2X_PCI_ALLOC(bnx2x_fp(bp, i, rx_desc_ring), |
| 7240 | &bnx2x_fp(bp, i, rx_desc_mapping), |
| 7241 | sizeof(struct eth_rx_bd) * NUM_RX_BD); |
| 7242 | |
| 7243 | BNX2X_PCI_ALLOC(bnx2x_fp(bp, i, rx_comp_ring), |
| 7244 | &bnx2x_fp(bp, i, rx_comp_mapping), |
| 7245 | sizeof(struct eth_fast_path_rx_cqe) * |
| 7246 | NUM_RCQ_BD); |
| 7247 | |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 7248 | /* SGE ring */ |
| 7249 | BNX2X_ALLOC(bnx2x_fp(bp, i, rx_page_ring), |
| 7250 | sizeof(struct sw_rx_page) * NUM_RX_SGE); |
| 7251 | BNX2X_PCI_ALLOC(bnx2x_fp(bp, i, rx_sge_ring), |
| 7252 | &bnx2x_fp(bp, i, rx_sge_mapping), |
| 7253 | BCM_PAGE_SIZE * NUM_RX_SGE_PAGES); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7254 | } |
Eilon Greenstein | 555f6c7 | 2009-02-12 08:36:11 +0000 | [diff] [blame] | 7255 | /* Tx */ |
Vladislav Zolotarov | 54b9dda | 2009-11-16 06:05:58 +0000 | [diff] [blame] | 7256 | for_each_queue(bp, i) { |
Eilon Greenstein | 555f6c7 | 2009-02-12 08:36:11 +0000 | [diff] [blame] | 7257 | |
Eilon Greenstein | 555f6c7 | 2009-02-12 08:36:11 +0000 | [diff] [blame] | 7258 | /* fastpath tx rings: tx_buf tx_desc */ |
| 7259 | BNX2X_ALLOC(bnx2x_fp(bp, i, tx_buf_ring), |
| 7260 | sizeof(struct sw_tx_bd) * NUM_TX_BD); |
| 7261 | BNX2X_PCI_ALLOC(bnx2x_fp(bp, i, tx_desc_ring), |
| 7262 | &bnx2x_fp(bp, i, tx_desc_mapping), |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 7263 | sizeof(union eth_tx_bd_types) * NUM_TX_BD); |
Eilon Greenstein | 555f6c7 | 2009-02-12 08:36:11 +0000 | [diff] [blame] | 7264 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7265 | /* end of fastpath */ |
| 7266 | |
| 7267 | BNX2X_PCI_ALLOC(bp->def_status_blk, &bp->def_status_blk_mapping, |
| 7268 | sizeof(struct host_def_status_block)); |
| 7269 | |
| 7270 | BNX2X_PCI_ALLOC(bp->slowpath, &bp->slowpath_mapping, |
| 7271 | sizeof(struct bnx2x_slowpath)); |
| 7272 | |
Michael Chan | 37b091b | 2009-10-10 13:46:55 +0000 | [diff] [blame] | 7273 | #ifdef BCM_CNIC |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7274 | BNX2X_PCI_ALLOC(bp->t1, &bp->t1_mapping, 64*1024); |
| 7275 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7276 | /* allocate searcher T2 table |
| 7277 | we allocate 1/4 of alloc num for T2 |
| 7278 | (which is not entered into the ILT) */ |
| 7279 | BNX2X_PCI_ALLOC(bp->t2, &bp->t2_mapping, 16*1024); |
| 7280 | |
Michael Chan | 37b091b | 2009-10-10 13:46:55 +0000 | [diff] [blame] | 7281 | /* Initialize T2 (for 1024 connections) */ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7282 | for (i = 0; i < 16*1024; i += 64) |
Michael Chan | 37b091b | 2009-10-10 13:46:55 +0000 | [diff] [blame] | 7283 | *(u64 *)((char *)bp->t2 + i + 56) = bp->t2_mapping + i + 64; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7284 | |
Michael Chan | 37b091b | 2009-10-10 13:46:55 +0000 | [diff] [blame] | 7285 | /* Timer block array (8*MAX_CONN) phys uncached for now 1024 conns */ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7286 | BNX2X_PCI_ALLOC(bp->timers, &bp->timers_mapping, 8*1024); |
| 7287 | |
| 7288 | /* QM queues (128*MAX_CONN) */ |
| 7289 | BNX2X_PCI_ALLOC(bp->qm, &bp->qm_mapping, 128*1024); |
Michael Chan | 37b091b | 2009-10-10 13:46:55 +0000 | [diff] [blame] | 7290 | |
| 7291 | BNX2X_PCI_ALLOC(bp->cnic_sb, &bp->cnic_sb_mapping, |
| 7292 | sizeof(struct host_status_block)); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7293 | #endif |
| 7294 | |
| 7295 | /* Slow path ring */ |
| 7296 | BNX2X_PCI_ALLOC(bp->spq, &bp->spq_mapping, BCM_PAGE_SIZE); |
| 7297 | |
| 7298 | return 0; |
| 7299 | |
| 7300 | alloc_mem_err: |
| 7301 | bnx2x_free_mem(bp); |
| 7302 | return -ENOMEM; |
| 7303 | |
| 7304 | #undef BNX2X_PCI_ALLOC |
| 7305 | #undef BNX2X_ALLOC |
| 7306 | } |
| 7307 | |
| 7308 | static void bnx2x_free_tx_skbs(struct bnx2x *bp) |
| 7309 | { |
| 7310 | int i; |
| 7311 | |
Vladislav Zolotarov | 54b9dda | 2009-11-16 06:05:58 +0000 | [diff] [blame] | 7312 | for_each_queue(bp, i) { |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7313 | struct bnx2x_fastpath *fp = &bp->fp[i]; |
| 7314 | |
| 7315 | u16 bd_cons = fp->tx_bd_cons; |
| 7316 | u16 sw_prod = fp->tx_pkt_prod; |
| 7317 | u16 sw_cons = fp->tx_pkt_cons; |
| 7318 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7319 | while (sw_cons != sw_prod) { |
| 7320 | bd_cons = bnx2x_free_tx_pkt(bp, fp, TX_BD(sw_cons)); |
| 7321 | sw_cons++; |
| 7322 | } |
| 7323 | } |
| 7324 | } |
| 7325 | |
| 7326 | static void bnx2x_free_rx_skbs(struct bnx2x *bp) |
| 7327 | { |
| 7328 | int i, j; |
| 7329 | |
Vladislav Zolotarov | 54b9dda | 2009-11-16 06:05:58 +0000 | [diff] [blame] | 7330 | for_each_queue(bp, j) { |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7331 | struct bnx2x_fastpath *fp = &bp->fp[j]; |
| 7332 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7333 | for (i = 0; i < NUM_RX_BD; i++) { |
| 7334 | struct sw_rx_bd *rx_buf = &fp->rx_buf_ring[i]; |
| 7335 | struct sk_buff *skb = rx_buf->skb; |
| 7336 | |
| 7337 | if (skb == NULL) |
| 7338 | continue; |
| 7339 | |
FUJITA Tomonori | 1a98314 | 2010-04-04 01:51:03 +0000 | [diff] [blame] | 7340 | dma_unmap_single(&bp->pdev->dev, |
| 7341 | dma_unmap_addr(rx_buf, mapping), |
| 7342 | bp->rx_buf_size, DMA_FROM_DEVICE); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7343 | |
| 7344 | rx_buf->skb = NULL; |
| 7345 | dev_kfree_skb(skb); |
| 7346 | } |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 7347 | if (!fp->disable_tpa) |
Eilon Greenstein | 3262623 | 2008-08-13 15:51:07 -0700 | [diff] [blame] | 7348 | bnx2x_free_tpa_pool(bp, fp, CHIP_IS_E1(bp) ? |
| 7349 | ETH_MAX_AGGREGATION_QUEUES_E1 : |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 7350 | ETH_MAX_AGGREGATION_QUEUES_E1H); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7351 | } |
| 7352 | } |
| 7353 | |
| 7354 | static void bnx2x_free_skbs(struct bnx2x *bp) |
| 7355 | { |
| 7356 | bnx2x_free_tx_skbs(bp); |
| 7357 | bnx2x_free_rx_skbs(bp); |
| 7358 | } |
| 7359 | |
| 7360 | static void bnx2x_free_msix_irqs(struct bnx2x *bp) |
| 7361 | { |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7362 | int i, offset = 1; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7363 | |
| 7364 | free_irq(bp->msix_table[0].vector, bp->dev); |
Eliezer Tamir | c14423f | 2008-02-28 11:49:42 -0800 | [diff] [blame] | 7365 | DP(NETIF_MSG_IFDOWN, "released sp irq (%d)\n", |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7366 | bp->msix_table[0].vector); |
| 7367 | |
Michael Chan | 37b091b | 2009-10-10 13:46:55 +0000 | [diff] [blame] | 7368 | #ifdef BCM_CNIC |
| 7369 | offset++; |
| 7370 | #endif |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7371 | for_each_queue(bp, i) { |
Eliezer Tamir | c14423f | 2008-02-28 11:49:42 -0800 | [diff] [blame] | 7372 | DP(NETIF_MSG_IFDOWN, "about to release fp #%d->%d irq " |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7373 | "state %x\n", i, bp->msix_table[i + offset].vector, |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7374 | bnx2x_fp(bp, i, state)); |
| 7375 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7376 | free_irq(bp->msix_table[i + offset].vector, &bp->fp[i]); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7377 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7378 | } |
| 7379 | |
Vladislav Zolotarov | 6cbe506 | 2010-02-17 02:03:27 +0000 | [diff] [blame] | 7380 | static void bnx2x_free_irq(struct bnx2x *bp, bool disable_only) |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7381 | { |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7382 | if (bp->flags & USING_MSIX_FLAG) { |
Vladislav Zolotarov | 6cbe506 | 2010-02-17 02:03:27 +0000 | [diff] [blame] | 7383 | if (!disable_only) |
| 7384 | bnx2x_free_msix_irqs(bp); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7385 | pci_disable_msix(bp->pdev); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7386 | bp->flags &= ~USING_MSIX_FLAG; |
| 7387 | |
Eilon Greenstein | 8badd27 | 2009-02-12 08:36:15 +0000 | [diff] [blame] | 7388 | } else if (bp->flags & USING_MSI_FLAG) { |
Vladislav Zolotarov | 6cbe506 | 2010-02-17 02:03:27 +0000 | [diff] [blame] | 7389 | if (!disable_only) |
| 7390 | free_irq(bp->pdev->irq, bp->dev); |
Eilon Greenstein | 8badd27 | 2009-02-12 08:36:15 +0000 | [diff] [blame] | 7391 | pci_disable_msi(bp->pdev); |
| 7392 | bp->flags &= ~USING_MSI_FLAG; |
| 7393 | |
Vladislav Zolotarov | 6cbe506 | 2010-02-17 02:03:27 +0000 | [diff] [blame] | 7394 | } else if (!disable_only) |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7395 | free_irq(bp->pdev->irq, bp->dev); |
| 7396 | } |
| 7397 | |
| 7398 | static int bnx2x_enable_msix(struct bnx2x *bp) |
| 7399 | { |
Eilon Greenstein | 8badd27 | 2009-02-12 08:36:15 +0000 | [diff] [blame] | 7400 | int i, rc, offset = 1; |
| 7401 | int igu_vec = 0; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7402 | |
Eilon Greenstein | 8badd27 | 2009-02-12 08:36:15 +0000 | [diff] [blame] | 7403 | bp->msix_table[0].entry = igu_vec; |
| 7404 | DP(NETIF_MSG_IFUP, "msix_table[0].entry = %d (slowpath)\n", igu_vec); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7405 | |
Michael Chan | 37b091b | 2009-10-10 13:46:55 +0000 | [diff] [blame] | 7406 | #ifdef BCM_CNIC |
| 7407 | igu_vec = BP_L_ID(bp) + offset; |
| 7408 | bp->msix_table[1].entry = igu_vec; |
| 7409 | DP(NETIF_MSG_IFUP, "msix_table[1].entry = %d (CNIC)\n", igu_vec); |
| 7410 | offset++; |
| 7411 | #endif |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7412 | for_each_queue(bp, i) { |
Eilon Greenstein | 8badd27 | 2009-02-12 08:36:15 +0000 | [diff] [blame] | 7413 | igu_vec = BP_L_ID(bp) + offset + i; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7414 | bp->msix_table[i + offset].entry = igu_vec; |
| 7415 | DP(NETIF_MSG_IFUP, "msix_table[%d].entry = %d " |
| 7416 | "(fastpath #%u)\n", i + offset, igu_vec, i); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7417 | } |
| 7418 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7419 | rc = pci_enable_msix(bp->pdev, &bp->msix_table[0], |
Eilon Greenstein | 555f6c7 | 2009-02-12 08:36:11 +0000 | [diff] [blame] | 7420 | BNX2X_NUM_QUEUES(bp) + offset); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7421 | if (rc) { |
Eilon Greenstein | 8badd27 | 2009-02-12 08:36:15 +0000 | [diff] [blame] | 7422 | DP(NETIF_MSG_IFUP, "MSI-X is not attainable rc %d\n", rc); |
| 7423 | return rc; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7424 | } |
Eilon Greenstein | 8badd27 | 2009-02-12 08:36:15 +0000 | [diff] [blame] | 7425 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7426 | bp->flags |= USING_MSIX_FLAG; |
| 7427 | |
| 7428 | return 0; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7429 | } |
| 7430 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7431 | static int bnx2x_req_msix_irqs(struct bnx2x *bp) |
| 7432 | { |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7433 | int i, rc, offset = 1; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7434 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7435 | rc = request_irq(bp->msix_table[0].vector, bnx2x_msix_sp_int, 0, |
| 7436 | bp->dev->name, bp->dev); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7437 | if (rc) { |
| 7438 | BNX2X_ERR("request sp irq failed\n"); |
| 7439 | return -EBUSY; |
| 7440 | } |
| 7441 | |
Michael Chan | 37b091b | 2009-10-10 13:46:55 +0000 | [diff] [blame] | 7442 | #ifdef BCM_CNIC |
| 7443 | offset++; |
| 7444 | #endif |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7445 | for_each_queue(bp, i) { |
Eilon Greenstein | 555f6c7 | 2009-02-12 08:36:11 +0000 | [diff] [blame] | 7446 | struct bnx2x_fastpath *fp = &bp->fp[i]; |
Vladislav Zolotarov | 54b9dda | 2009-11-16 06:05:58 +0000 | [diff] [blame] | 7447 | snprintf(fp->name, sizeof(fp->name), "%s-fp-%d", |
| 7448 | bp->dev->name, i); |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 7449 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7450 | rc = request_irq(bp->msix_table[i + offset].vector, |
Eilon Greenstein | 555f6c7 | 2009-02-12 08:36:11 +0000 | [diff] [blame] | 7451 | bnx2x_msix_fp_int, 0, fp->name, fp); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7452 | if (rc) { |
Eilon Greenstein | 555f6c7 | 2009-02-12 08:36:11 +0000 | [diff] [blame] | 7453 | BNX2X_ERR("request fp #%d irq failed rc %d\n", i, rc); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7454 | bnx2x_free_msix_irqs(bp); |
| 7455 | return -EBUSY; |
| 7456 | } |
| 7457 | |
Eilon Greenstein | 555f6c7 | 2009-02-12 08:36:11 +0000 | [diff] [blame] | 7458 | fp->state = BNX2X_FP_STATE_IRQ; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7459 | } |
| 7460 | |
Eilon Greenstein | 555f6c7 | 2009-02-12 08:36:11 +0000 | [diff] [blame] | 7461 | i = BNX2X_NUM_QUEUES(bp); |
Vladislav Zolotarov | cdaa7cb | 2010-04-19 01:13:57 +0000 | [diff] [blame] | 7462 | netdev_info(bp->dev, "using MSI-X IRQs: sp %d fp[%d] %d" |
| 7463 | " ... fp[%d] %d\n", |
| 7464 | bp->msix_table[0].vector, |
| 7465 | 0, bp->msix_table[offset].vector, |
| 7466 | i - 1, bp->msix_table[offset + i - 1].vector); |
Eilon Greenstein | 555f6c7 | 2009-02-12 08:36:11 +0000 | [diff] [blame] | 7467 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7468 | return 0; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7469 | } |
| 7470 | |
Eilon Greenstein | 8badd27 | 2009-02-12 08:36:15 +0000 | [diff] [blame] | 7471 | static int bnx2x_enable_msi(struct bnx2x *bp) |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7472 | { |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7473 | int rc; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7474 | |
Eilon Greenstein | 8badd27 | 2009-02-12 08:36:15 +0000 | [diff] [blame] | 7475 | rc = pci_enable_msi(bp->pdev); |
| 7476 | if (rc) { |
| 7477 | DP(NETIF_MSG_IFUP, "MSI is not attainable\n"); |
| 7478 | return -1; |
| 7479 | } |
| 7480 | bp->flags |= USING_MSI_FLAG; |
| 7481 | |
| 7482 | return 0; |
| 7483 | } |
| 7484 | |
| 7485 | static int bnx2x_req_irq(struct bnx2x *bp) |
| 7486 | { |
| 7487 | unsigned long flags; |
| 7488 | int rc; |
| 7489 | |
| 7490 | if (bp->flags & USING_MSI_FLAG) |
| 7491 | flags = 0; |
| 7492 | else |
| 7493 | flags = IRQF_SHARED; |
| 7494 | |
| 7495 | rc = request_irq(bp->pdev->irq, bnx2x_interrupt, flags, |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7496 | bp->dev->name, bp->dev); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7497 | if (!rc) |
| 7498 | bnx2x_fp(bp, 0, state) = BNX2X_FP_STATE_IRQ; |
| 7499 | |
| 7500 | return rc; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7501 | } |
| 7502 | |
Yitchak Gertner | 65abd74 | 2008-08-25 15:26:24 -0700 | [diff] [blame] | 7503 | static void bnx2x_napi_enable(struct bnx2x *bp) |
| 7504 | { |
| 7505 | int i; |
| 7506 | |
Vladislav Zolotarov | 54b9dda | 2009-11-16 06:05:58 +0000 | [diff] [blame] | 7507 | for_each_queue(bp, i) |
Yitchak Gertner | 65abd74 | 2008-08-25 15:26:24 -0700 | [diff] [blame] | 7508 | napi_enable(&bnx2x_fp(bp, i, napi)); |
| 7509 | } |
| 7510 | |
| 7511 | static void bnx2x_napi_disable(struct bnx2x *bp) |
| 7512 | { |
| 7513 | int i; |
| 7514 | |
Vladislav Zolotarov | 54b9dda | 2009-11-16 06:05:58 +0000 | [diff] [blame] | 7515 | for_each_queue(bp, i) |
Yitchak Gertner | 65abd74 | 2008-08-25 15:26:24 -0700 | [diff] [blame] | 7516 | napi_disable(&bnx2x_fp(bp, i, napi)); |
| 7517 | } |
| 7518 | |
| 7519 | static void bnx2x_netif_start(struct bnx2x *bp) |
| 7520 | { |
Eilon Greenstein | e151070 | 2009-07-21 05:47:41 +0000 | [diff] [blame] | 7521 | int intr_sem; |
| 7522 | |
| 7523 | intr_sem = atomic_dec_and_test(&bp->intr_sem); |
| 7524 | smp_wmb(); /* Ensure that bp->intr_sem update is SMP-safe */ |
| 7525 | |
| 7526 | if (intr_sem) { |
Yitchak Gertner | 65abd74 | 2008-08-25 15:26:24 -0700 | [diff] [blame] | 7527 | if (netif_running(bp->dev)) { |
Yitchak Gertner | 65abd74 | 2008-08-25 15:26:24 -0700 | [diff] [blame] | 7528 | bnx2x_napi_enable(bp); |
| 7529 | bnx2x_int_enable(bp); |
Eilon Greenstein | 555f6c7 | 2009-02-12 08:36:11 +0000 | [diff] [blame] | 7530 | if (bp->state == BNX2X_STATE_OPEN) |
| 7531 | netif_tx_wake_all_queues(bp->dev); |
Yitchak Gertner | 65abd74 | 2008-08-25 15:26:24 -0700 | [diff] [blame] | 7532 | } |
| 7533 | } |
| 7534 | } |
| 7535 | |
Yitchak Gertner | f8ef6e4 | 2008-09-09 05:07:25 -0700 | [diff] [blame] | 7536 | static void bnx2x_netif_stop(struct bnx2x *bp, int disable_hw) |
Yitchak Gertner | 65abd74 | 2008-08-25 15:26:24 -0700 | [diff] [blame] | 7537 | { |
Yitchak Gertner | f8ef6e4 | 2008-09-09 05:07:25 -0700 | [diff] [blame] | 7538 | bnx2x_int_disable_sync(bp, disable_hw); |
Eilon Greenstein | e94d8af | 2009-01-22 03:37:36 +0000 | [diff] [blame] | 7539 | bnx2x_napi_disable(bp); |
Eilon Greenstein | 762d5f6 | 2009-03-02 07:59:56 +0000 | [diff] [blame] | 7540 | netif_tx_disable(bp->dev); |
Yitchak Gertner | 65abd74 | 2008-08-25 15:26:24 -0700 | [diff] [blame] | 7541 | } |
| 7542 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7543 | /* |
| 7544 | * Init service functions |
| 7545 | */ |
| 7546 | |
Michael Chan | e665bfd | 2009-10-10 13:46:54 +0000 | [diff] [blame] | 7547 | /** |
| 7548 | * Sets a MAC in a CAM for a few L2 Clients for E1 chip |
| 7549 | * |
| 7550 | * @param bp driver descriptor |
| 7551 | * @param set set or clear an entry (1 or 0) |
| 7552 | * @param mac pointer to a buffer containing a MAC |
| 7553 | * @param cl_bit_vec bit vector of clients to register a MAC for |
| 7554 | * @param cam_offset offset in a CAM to use |
| 7555 | * @param with_bcast set broadcast MAC as well |
| 7556 | */ |
| 7557 | static void bnx2x_set_mac_addr_e1_gen(struct bnx2x *bp, int set, u8 *mac, |
| 7558 | u32 cl_bit_vec, u8 cam_offset, |
| 7559 | u8 with_bcast) |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7560 | { |
| 7561 | struct mac_configuration_cmd *config = bnx2x_sp(bp, mac_config); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7562 | int port = BP_PORT(bp); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7563 | |
| 7564 | /* CAM allocation |
| 7565 | * unicasts 0-31:port0 32-63:port1 |
| 7566 | * multicast 64-127:port0 128-191:port1 |
| 7567 | */ |
Michael Chan | e665bfd | 2009-10-10 13:46:54 +0000 | [diff] [blame] | 7568 | config->hdr.length = 1 + (with_bcast ? 1 : 0); |
| 7569 | config->hdr.offset = cam_offset; |
| 7570 | config->hdr.client_id = 0xff; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7571 | config->hdr.reserved1 = 0; |
| 7572 | |
| 7573 | /* primary MAC */ |
| 7574 | config->config_table[0].cam_entry.msb_mac_addr = |
Michael Chan | e665bfd | 2009-10-10 13:46:54 +0000 | [diff] [blame] | 7575 | swab16(*(u16 *)&mac[0]); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7576 | config->config_table[0].cam_entry.middle_mac_addr = |
Michael Chan | e665bfd | 2009-10-10 13:46:54 +0000 | [diff] [blame] | 7577 | swab16(*(u16 *)&mac[2]); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7578 | config->config_table[0].cam_entry.lsb_mac_addr = |
Michael Chan | e665bfd | 2009-10-10 13:46:54 +0000 | [diff] [blame] | 7579 | swab16(*(u16 *)&mac[4]); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7580 | config->config_table[0].cam_entry.flags = cpu_to_le16(port); |
Yitchak Gertner | 3101c2b | 2008-08-13 15:52:28 -0700 | [diff] [blame] | 7581 | if (set) |
| 7582 | config->config_table[0].target_table_entry.flags = 0; |
| 7583 | else |
| 7584 | CAM_INVALIDATE(config->config_table[0]); |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 7585 | config->config_table[0].target_table_entry.clients_bit_vector = |
Michael Chan | e665bfd | 2009-10-10 13:46:54 +0000 | [diff] [blame] | 7586 | cpu_to_le32(cl_bit_vec); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7587 | config->config_table[0].target_table_entry.vlan_id = 0; |
| 7588 | |
Yitchak Gertner | 3101c2b | 2008-08-13 15:52:28 -0700 | [diff] [blame] | 7589 | DP(NETIF_MSG_IFUP, "%s MAC (%04x:%04x:%04x)\n", |
| 7590 | (set ? "setting" : "clearing"), |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7591 | config->config_table[0].cam_entry.msb_mac_addr, |
| 7592 | config->config_table[0].cam_entry.middle_mac_addr, |
| 7593 | config->config_table[0].cam_entry.lsb_mac_addr); |
| 7594 | |
| 7595 | /* broadcast */ |
Michael Chan | e665bfd | 2009-10-10 13:46:54 +0000 | [diff] [blame] | 7596 | if (with_bcast) { |
| 7597 | config->config_table[1].cam_entry.msb_mac_addr = |
| 7598 | cpu_to_le16(0xffff); |
| 7599 | config->config_table[1].cam_entry.middle_mac_addr = |
| 7600 | cpu_to_le16(0xffff); |
| 7601 | config->config_table[1].cam_entry.lsb_mac_addr = |
| 7602 | cpu_to_le16(0xffff); |
| 7603 | config->config_table[1].cam_entry.flags = cpu_to_le16(port); |
| 7604 | if (set) |
| 7605 | config->config_table[1].target_table_entry.flags = |
| 7606 | TSTORM_CAM_TARGET_TABLE_ENTRY_BROADCAST; |
| 7607 | else |
| 7608 | CAM_INVALIDATE(config->config_table[1]); |
| 7609 | config->config_table[1].target_table_entry.clients_bit_vector = |
| 7610 | cpu_to_le32(cl_bit_vec); |
| 7611 | config->config_table[1].target_table_entry.vlan_id = 0; |
| 7612 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7613 | |
| 7614 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_SET_MAC, 0, |
| 7615 | U64_HI(bnx2x_sp_mapping(bp, mac_config)), |
| 7616 | U64_LO(bnx2x_sp_mapping(bp, mac_config)), 0); |
| 7617 | } |
| 7618 | |
Michael Chan | e665bfd | 2009-10-10 13:46:54 +0000 | [diff] [blame] | 7619 | /** |
| 7620 | * Sets a MAC in a CAM for a few L2 Clients for E1H chip |
| 7621 | * |
| 7622 | * @param bp driver descriptor |
| 7623 | * @param set set or clear an entry (1 or 0) |
| 7624 | * @param mac pointer to a buffer containing a MAC |
| 7625 | * @param cl_bit_vec bit vector of clients to register a MAC for |
| 7626 | * @param cam_offset offset in a CAM to use |
| 7627 | */ |
| 7628 | static void bnx2x_set_mac_addr_e1h_gen(struct bnx2x *bp, int set, u8 *mac, |
| 7629 | u32 cl_bit_vec, u8 cam_offset) |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7630 | { |
| 7631 | struct mac_configuration_cmd_e1h *config = |
| 7632 | (struct mac_configuration_cmd_e1h *)bnx2x_sp(bp, mac_config); |
| 7633 | |
Eilon Greenstein | 8d9c5f3 | 2009-02-15 23:24:08 -0800 | [diff] [blame] | 7634 | config->hdr.length = 1; |
Michael Chan | e665bfd | 2009-10-10 13:46:54 +0000 | [diff] [blame] | 7635 | config->hdr.offset = cam_offset; |
| 7636 | config->hdr.client_id = 0xff; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7637 | config->hdr.reserved1 = 0; |
| 7638 | |
| 7639 | /* primary MAC */ |
| 7640 | config->config_table[0].msb_mac_addr = |
Michael Chan | e665bfd | 2009-10-10 13:46:54 +0000 | [diff] [blame] | 7641 | swab16(*(u16 *)&mac[0]); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7642 | config->config_table[0].middle_mac_addr = |
Michael Chan | e665bfd | 2009-10-10 13:46:54 +0000 | [diff] [blame] | 7643 | swab16(*(u16 *)&mac[2]); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7644 | config->config_table[0].lsb_mac_addr = |
Michael Chan | e665bfd | 2009-10-10 13:46:54 +0000 | [diff] [blame] | 7645 | swab16(*(u16 *)&mac[4]); |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 7646 | config->config_table[0].clients_bit_vector = |
Michael Chan | e665bfd | 2009-10-10 13:46:54 +0000 | [diff] [blame] | 7647 | cpu_to_le32(cl_bit_vec); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7648 | config->config_table[0].vlan_id = 0; |
| 7649 | config->config_table[0].e1hov_id = cpu_to_le16(bp->e1hov); |
Yitchak Gertner | 3101c2b | 2008-08-13 15:52:28 -0700 | [diff] [blame] | 7650 | if (set) |
| 7651 | config->config_table[0].flags = BP_PORT(bp); |
| 7652 | else |
| 7653 | config->config_table[0].flags = |
| 7654 | MAC_CONFIGURATION_ENTRY_E1H_ACTION_TYPE; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7655 | |
Michael Chan | e665bfd | 2009-10-10 13:46:54 +0000 | [diff] [blame] | 7656 | DP(NETIF_MSG_IFUP, "%s MAC (%04x:%04x:%04x) E1HOV %d CLID mask %d\n", |
Yitchak Gertner | 3101c2b | 2008-08-13 15:52:28 -0700 | [diff] [blame] | 7657 | (set ? "setting" : "clearing"), |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7658 | config->config_table[0].msb_mac_addr, |
| 7659 | config->config_table[0].middle_mac_addr, |
Michael Chan | e665bfd | 2009-10-10 13:46:54 +0000 | [diff] [blame] | 7660 | config->config_table[0].lsb_mac_addr, bp->e1hov, cl_bit_vec); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7661 | |
| 7662 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_SET_MAC, 0, |
| 7663 | U64_HI(bnx2x_sp_mapping(bp, mac_config)), |
| 7664 | U64_LO(bnx2x_sp_mapping(bp, mac_config)), 0); |
| 7665 | } |
| 7666 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7667 | static int bnx2x_wait_ramrod(struct bnx2x *bp, int state, int idx, |
| 7668 | int *state_p, int poll) |
| 7669 | { |
| 7670 | /* can take a while if any port is running */ |
Eilon Greenstein | 8b3a0f0 | 2009-02-12 08:37:23 +0000 | [diff] [blame] | 7671 | int cnt = 5000; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7672 | |
Eliezer Tamir | c14423f | 2008-02-28 11:49:42 -0800 | [diff] [blame] | 7673 | DP(NETIF_MSG_IFUP, "%s for state to become %x on IDX [%d]\n", |
| 7674 | poll ? "polling" : "waiting", state, idx); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7675 | |
| 7676 | might_sleep(); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7677 | while (cnt--) { |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7678 | if (poll) { |
| 7679 | bnx2x_rx_int(bp->fp, 10); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7680 | /* if index is different from 0 |
| 7681 | * the reply for some commands will |
Yitchak Gertner | 3101c2b | 2008-08-13 15:52:28 -0700 | [diff] [blame] | 7682 | * be on the non default queue |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7683 | */ |
| 7684 | if (idx) |
| 7685 | bnx2x_rx_int(&bp->fp[idx], 10); |
| 7686 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7687 | |
Yitchak Gertner | 3101c2b | 2008-08-13 15:52:28 -0700 | [diff] [blame] | 7688 | mb(); /* state is changed by bnx2x_sp_event() */ |
Eilon Greenstein | 8b3a0f0 | 2009-02-12 08:37:23 +0000 | [diff] [blame] | 7689 | if (*state_p == state) { |
| 7690 | #ifdef BNX2X_STOP_ON_ERROR |
| 7691 | DP(NETIF_MSG_IFUP, "exit (cnt %d)\n", 5000 - cnt); |
| 7692 | #endif |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7693 | return 0; |
Eilon Greenstein | 8b3a0f0 | 2009-02-12 08:37:23 +0000 | [diff] [blame] | 7694 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7695 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7696 | msleep(1); |
Eilon Greenstein | e3553b2 | 2009-08-12 08:23:31 +0000 | [diff] [blame] | 7697 | |
| 7698 | if (bp->panic) |
| 7699 | return -EIO; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7700 | } |
| 7701 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7702 | /* timeout! */ |
Eliezer Tamir | 49d6677 | 2008-02-28 11:53:13 -0800 | [diff] [blame] | 7703 | BNX2X_ERR("timeout %s for state %x on IDX [%d]\n", |
| 7704 | poll ? "polling" : "waiting", state, idx); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7705 | #ifdef BNX2X_STOP_ON_ERROR |
| 7706 | bnx2x_panic(); |
| 7707 | #endif |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7708 | |
Eliezer Tamir | 49d6677 | 2008-02-28 11:53:13 -0800 | [diff] [blame] | 7709 | return -EBUSY; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7710 | } |
| 7711 | |
Michael Chan | e665bfd | 2009-10-10 13:46:54 +0000 | [diff] [blame] | 7712 | static void bnx2x_set_eth_mac_addr_e1h(struct bnx2x *bp, int set) |
| 7713 | { |
| 7714 | bp->set_mac_pending++; |
| 7715 | smp_wmb(); |
| 7716 | |
| 7717 | bnx2x_set_mac_addr_e1h_gen(bp, set, bp->dev->dev_addr, |
| 7718 | (1 << bp->fp->cl_id), BP_FUNC(bp)); |
| 7719 | |
| 7720 | /* Wait for a completion */ |
| 7721 | bnx2x_wait_ramrod(bp, 0, 0, &bp->set_mac_pending, set ? 0 : 1); |
| 7722 | } |
| 7723 | |
| 7724 | static void bnx2x_set_eth_mac_addr_e1(struct bnx2x *bp, int set) |
| 7725 | { |
| 7726 | bp->set_mac_pending++; |
| 7727 | smp_wmb(); |
| 7728 | |
| 7729 | bnx2x_set_mac_addr_e1_gen(bp, set, bp->dev->dev_addr, |
| 7730 | (1 << bp->fp->cl_id), (BP_PORT(bp) ? 32 : 0), |
| 7731 | 1); |
| 7732 | |
| 7733 | /* Wait for a completion */ |
| 7734 | bnx2x_wait_ramrod(bp, 0, 0, &bp->set_mac_pending, set ? 0 : 1); |
| 7735 | } |
| 7736 | |
Michael Chan | 993ac7b | 2009-10-10 13:46:56 +0000 | [diff] [blame] | 7737 | #ifdef BCM_CNIC |
| 7738 | /** |
| 7739 | * Set iSCSI MAC(s) at the next enties in the CAM after the ETH |
| 7740 | * MAC(s). This function will wait until the ramdord completion |
| 7741 | * returns. |
| 7742 | * |
| 7743 | * @param bp driver handle |
| 7744 | * @param set set or clear the CAM entry |
| 7745 | * |
| 7746 | * @return 0 if cussess, -ENODEV if ramrod doesn't return. |
| 7747 | */ |
| 7748 | static int bnx2x_set_iscsi_eth_mac_addr(struct bnx2x *bp, int set) |
| 7749 | { |
| 7750 | u32 cl_bit_vec = (1 << BCM_ISCSI_ETH_CL_ID); |
| 7751 | |
| 7752 | bp->set_mac_pending++; |
| 7753 | smp_wmb(); |
| 7754 | |
| 7755 | /* Send a SET_MAC ramrod */ |
| 7756 | if (CHIP_IS_E1(bp)) |
| 7757 | bnx2x_set_mac_addr_e1_gen(bp, set, bp->iscsi_mac, |
| 7758 | cl_bit_vec, (BP_PORT(bp) ? 32 : 0) + 2, |
| 7759 | 1); |
| 7760 | else |
| 7761 | /* CAM allocation for E1H |
| 7762 | * unicasts: by func number |
| 7763 | * multicast: 20+FUNC*20, 20 each |
| 7764 | */ |
| 7765 | bnx2x_set_mac_addr_e1h_gen(bp, set, bp->iscsi_mac, |
| 7766 | cl_bit_vec, E1H_FUNC_MAX + BP_FUNC(bp)); |
| 7767 | |
| 7768 | /* Wait for a completion when setting */ |
| 7769 | bnx2x_wait_ramrod(bp, 0, 0, &bp->set_mac_pending, set ? 0 : 1); |
| 7770 | |
| 7771 | return 0; |
| 7772 | } |
| 7773 | #endif |
| 7774 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7775 | static int bnx2x_setup_leading(struct bnx2x *bp) |
| 7776 | { |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7777 | int rc; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7778 | |
Eliezer Tamir | c14423f | 2008-02-28 11:49:42 -0800 | [diff] [blame] | 7779 | /* reset IGU state */ |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7780 | bnx2x_ack_sb(bp, bp->fp[0].sb_id, CSTORM_ID, 0, IGU_INT_ENABLE, 0); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7781 | |
| 7782 | /* SETUP ramrod */ |
| 7783 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_PORT_SETUP, 0, 0, 0, 0); |
| 7784 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7785 | /* Wait for completion */ |
| 7786 | rc = bnx2x_wait_ramrod(bp, BNX2X_STATE_OPEN, 0, &(bp->state), 0); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7787 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7788 | return rc; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7789 | } |
| 7790 | |
| 7791 | static int bnx2x_setup_multi(struct bnx2x *bp, int index) |
| 7792 | { |
Eilon Greenstein | 555f6c7 | 2009-02-12 08:36:11 +0000 | [diff] [blame] | 7793 | struct bnx2x_fastpath *fp = &bp->fp[index]; |
| 7794 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7795 | /* reset IGU state */ |
Eilon Greenstein | 555f6c7 | 2009-02-12 08:36:11 +0000 | [diff] [blame] | 7796 | bnx2x_ack_sb(bp, fp->sb_id, CSTORM_ID, 0, IGU_INT_ENABLE, 0); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7797 | |
Eliezer Tamir | 228241e | 2008-02-28 11:56:57 -0800 | [diff] [blame] | 7798 | /* SETUP ramrod */ |
Eilon Greenstein | 555f6c7 | 2009-02-12 08:36:11 +0000 | [diff] [blame] | 7799 | fp->state = BNX2X_FP_STATE_OPENING; |
| 7800 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_CLIENT_SETUP, index, 0, |
| 7801 | fp->cl_id, 0); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7802 | |
| 7803 | /* Wait for completion */ |
| 7804 | return bnx2x_wait_ramrod(bp, BNX2X_FP_STATE_OPEN, index, |
Eilon Greenstein | 555f6c7 | 2009-02-12 08:36:11 +0000 | [diff] [blame] | 7805 | &(fp->state), 0); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7806 | } |
| 7807 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7808 | static int bnx2x_poll(struct napi_struct *napi, int budget); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7809 | |
Vladislav Zolotarov | 54b9dda | 2009-11-16 06:05:58 +0000 | [diff] [blame] | 7810 | static void bnx2x_set_num_queues_msix(struct bnx2x *bp) |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7811 | { |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 7812 | |
| 7813 | switch (bp->multi_mode) { |
| 7814 | case ETH_RSS_MODE_DISABLED: |
Vladislav Zolotarov | 54b9dda | 2009-11-16 06:05:58 +0000 | [diff] [blame] | 7815 | bp->num_queues = 1; |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 7816 | break; |
| 7817 | |
| 7818 | case ETH_RSS_MODE_REGULAR: |
Vladislav Zolotarov | 54b9dda | 2009-11-16 06:05:58 +0000 | [diff] [blame] | 7819 | if (num_queues) |
| 7820 | bp->num_queues = min_t(u32, num_queues, |
| 7821 | BNX2X_MAX_QUEUES(bp)); |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 7822 | else |
Vladislav Zolotarov | 54b9dda | 2009-11-16 06:05:58 +0000 | [diff] [blame] | 7823 | bp->num_queues = min_t(u32, num_online_cpus(), |
| 7824 | BNX2X_MAX_QUEUES(bp)); |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 7825 | break; |
| 7826 | |
| 7827 | |
| 7828 | default: |
Vladislav Zolotarov | 54b9dda | 2009-11-16 06:05:58 +0000 | [diff] [blame] | 7829 | bp->num_queues = 1; |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 7830 | break; |
| 7831 | } |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 7832 | } |
| 7833 | |
Vladislav Zolotarov | 54b9dda | 2009-11-16 06:05:58 +0000 | [diff] [blame] | 7834 | static int bnx2x_set_num_queues(struct bnx2x *bp) |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 7835 | { |
| 7836 | int rc = 0; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7837 | |
Eilon Greenstein | 8badd27 | 2009-02-12 08:36:15 +0000 | [diff] [blame] | 7838 | switch (int_mode) { |
| 7839 | case INT_MODE_INTx: |
| 7840 | case INT_MODE_MSI: |
Vladislav Zolotarov | 54b9dda | 2009-11-16 06:05:58 +0000 | [diff] [blame] | 7841 | bp->num_queues = 1; |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 7842 | DP(NETIF_MSG_IFUP, "set number of queues to 1\n"); |
Eilon Greenstein | 8badd27 | 2009-02-12 08:36:15 +0000 | [diff] [blame] | 7843 | break; |
| 7844 | |
| 7845 | case INT_MODE_MSIX: |
| 7846 | default: |
Vladislav Zolotarov | 54b9dda | 2009-11-16 06:05:58 +0000 | [diff] [blame] | 7847 | /* Set number of queues according to bp->multi_mode value */ |
| 7848 | bnx2x_set_num_queues_msix(bp); |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 7849 | |
Vladislav Zolotarov | 54b9dda | 2009-11-16 06:05:58 +0000 | [diff] [blame] | 7850 | DP(NETIF_MSG_IFUP, "set number of queues to %d\n", |
| 7851 | bp->num_queues); |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 7852 | |
Eilon Greenstein | 2dfe0e1 | 2009-01-22 03:37:44 +0000 | [diff] [blame] | 7853 | /* if we can't use MSI-X we only need one fp, |
| 7854 | * so try to enable MSI-X with the requested number of fp's |
| 7855 | * and fallback to MSI or legacy INTx with one fp |
| 7856 | */ |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 7857 | rc = bnx2x_enable_msix(bp); |
Vladislav Zolotarov | 54b9dda | 2009-11-16 06:05:58 +0000 | [diff] [blame] | 7858 | if (rc) |
Eilon Greenstein | 2dfe0e1 | 2009-01-22 03:37:44 +0000 | [diff] [blame] | 7859 | /* failed to enable MSI-X */ |
Vladislav Zolotarov | 54b9dda | 2009-11-16 06:05:58 +0000 | [diff] [blame] | 7860 | bp->num_queues = 1; |
Eilon Greenstein | 8badd27 | 2009-02-12 08:36:15 +0000 | [diff] [blame] | 7861 | break; |
Eilon Greenstein | 2dfe0e1 | 2009-01-22 03:37:44 +0000 | [diff] [blame] | 7862 | } |
Vladislav Zolotarov | 54b9dda | 2009-11-16 06:05:58 +0000 | [diff] [blame] | 7863 | bp->dev->real_num_tx_queues = bp->num_queues; |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 7864 | return rc; |
Eilon Greenstein | 8badd27 | 2009-02-12 08:36:15 +0000 | [diff] [blame] | 7865 | } |
| 7866 | |
Michael Chan | 993ac7b | 2009-10-10 13:46:56 +0000 | [diff] [blame] | 7867 | #ifdef BCM_CNIC |
| 7868 | static int bnx2x_cnic_notify(struct bnx2x *bp, int cmd); |
| 7869 | static void bnx2x_setup_cnic_irq_info(struct bnx2x *bp); |
| 7870 | #endif |
Eilon Greenstein | 8badd27 | 2009-02-12 08:36:15 +0000 | [diff] [blame] | 7871 | |
| 7872 | /* must be called with rtnl_lock */ |
| 7873 | static int bnx2x_nic_load(struct bnx2x *bp, int load_mode) |
| 7874 | { |
| 7875 | u32 load_code; |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 7876 | int i, rc; |
| 7877 | |
Eilon Greenstein | 8badd27 | 2009-02-12 08:36:15 +0000 | [diff] [blame] | 7878 | #ifdef BNX2X_STOP_ON_ERROR |
Eilon Greenstein | 8badd27 | 2009-02-12 08:36:15 +0000 | [diff] [blame] | 7879 | if (unlikely(bp->panic)) |
| 7880 | return -EPERM; |
| 7881 | #endif |
| 7882 | |
| 7883 | bp->state = BNX2X_STATE_OPENING_WAIT4_LOAD; |
| 7884 | |
Vladislav Zolotarov | 54b9dda | 2009-11-16 06:05:58 +0000 | [diff] [blame] | 7885 | rc = bnx2x_set_num_queues(bp); |
Eilon Greenstein | 2dfe0e1 | 2009-01-22 03:37:44 +0000 | [diff] [blame] | 7886 | |
Vladislav Zolotarov | 6cbe506 | 2010-02-17 02:03:27 +0000 | [diff] [blame] | 7887 | if (bnx2x_alloc_mem(bp)) { |
| 7888 | bnx2x_free_irq(bp, true); |
Eilon Greenstein | 2dfe0e1 | 2009-01-22 03:37:44 +0000 | [diff] [blame] | 7889 | return -ENOMEM; |
Vladislav Zolotarov | 6cbe506 | 2010-02-17 02:03:27 +0000 | [diff] [blame] | 7890 | } |
Eilon Greenstein | 2dfe0e1 | 2009-01-22 03:37:44 +0000 | [diff] [blame] | 7891 | |
Vladislav Zolotarov | 54b9dda | 2009-11-16 06:05:58 +0000 | [diff] [blame] | 7892 | for_each_queue(bp, i) |
Eilon Greenstein | 2dfe0e1 | 2009-01-22 03:37:44 +0000 | [diff] [blame] | 7893 | bnx2x_fp(bp, i, disable_tpa) = |
| 7894 | ((bp->flags & TPA_ENABLE_FLAG) == 0); |
| 7895 | |
Vladislav Zolotarov | 54b9dda | 2009-11-16 06:05:58 +0000 | [diff] [blame] | 7896 | for_each_queue(bp, i) |
Eilon Greenstein | 2dfe0e1 | 2009-01-22 03:37:44 +0000 | [diff] [blame] | 7897 | netif_napi_add(bp->dev, &bnx2x_fp(bp, i, napi), |
| 7898 | bnx2x_poll, 128); |
| 7899 | |
Eilon Greenstein | 2dfe0e1 | 2009-01-22 03:37:44 +0000 | [diff] [blame] | 7900 | bnx2x_napi_enable(bp); |
| 7901 | |
| 7902 | if (bp->flags & USING_MSIX_FLAG) { |
| 7903 | rc = bnx2x_req_msix_irqs(bp); |
| 7904 | if (rc) { |
Vladislav Zolotarov | 6cbe506 | 2010-02-17 02:03:27 +0000 | [diff] [blame] | 7905 | bnx2x_free_irq(bp, true); |
Eilon Greenstein | 2dfe0e1 | 2009-01-22 03:37:44 +0000 | [diff] [blame] | 7906 | goto load_error1; |
| 7907 | } |
Eilon Greenstein | 2dfe0e1 | 2009-01-22 03:37:44 +0000 | [diff] [blame] | 7908 | } else { |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 7909 | /* Fall to INTx if failed to enable MSI-X due to lack of |
Vladislav Zolotarov | 54b9dda | 2009-11-16 06:05:58 +0000 | [diff] [blame] | 7910 | memory (in bnx2x_set_num_queues()) */ |
Eilon Greenstein | 8badd27 | 2009-02-12 08:36:15 +0000 | [diff] [blame] | 7911 | if ((rc != -ENOMEM) && (int_mode != INT_MODE_INTx)) |
| 7912 | bnx2x_enable_msi(bp); |
Eilon Greenstein | 2dfe0e1 | 2009-01-22 03:37:44 +0000 | [diff] [blame] | 7913 | bnx2x_ack_int(bp); |
| 7914 | rc = bnx2x_req_irq(bp); |
| 7915 | if (rc) { |
| 7916 | BNX2X_ERR("IRQ request failed rc %d, aborting\n", rc); |
Vladislav Zolotarov | 6cbe506 | 2010-02-17 02:03:27 +0000 | [diff] [blame] | 7917 | bnx2x_free_irq(bp, true); |
Eilon Greenstein | 2dfe0e1 | 2009-01-22 03:37:44 +0000 | [diff] [blame] | 7918 | goto load_error1; |
| 7919 | } |
Eilon Greenstein | 8badd27 | 2009-02-12 08:36:15 +0000 | [diff] [blame] | 7920 | if (bp->flags & USING_MSI_FLAG) { |
| 7921 | bp->dev->irq = bp->pdev->irq; |
Joe Perches | 7995c64 | 2010-02-17 15:01:52 +0000 | [diff] [blame] | 7922 | netdev_info(bp->dev, "using MSI IRQ %d\n", |
| 7923 | bp->pdev->irq); |
Eilon Greenstein | 8badd27 | 2009-02-12 08:36:15 +0000 | [diff] [blame] | 7924 | } |
Eilon Greenstein | 2dfe0e1 | 2009-01-22 03:37:44 +0000 | [diff] [blame] | 7925 | } |
| 7926 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7927 | /* Send LOAD_REQUEST command to MCP |
| 7928 | Returns the type of LOAD command: |
| 7929 | if it is the first port to be initialized |
| 7930 | common blocks should be initialized, otherwise - not |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7931 | */ |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7932 | if (!BP_NOMCP(bp)) { |
Eliezer Tamir | 228241e | 2008-02-28 11:56:57 -0800 | [diff] [blame] | 7933 | load_code = bnx2x_fw_command(bp, DRV_MSG_CODE_LOAD_REQ); |
| 7934 | if (!load_code) { |
Vladislav Zolotarov | da5a662 | 2008-08-13 15:50:00 -0700 | [diff] [blame] | 7935 | BNX2X_ERR("MCP response failure, aborting\n"); |
Eilon Greenstein | 2dfe0e1 | 2009-01-22 03:37:44 +0000 | [diff] [blame] | 7936 | rc = -EBUSY; |
| 7937 | goto load_error2; |
Eliezer Tamir | 228241e | 2008-02-28 11:56:57 -0800 | [diff] [blame] | 7938 | } |
Eilon Greenstein | 2dfe0e1 | 2009-01-22 03:37:44 +0000 | [diff] [blame] | 7939 | if (load_code == FW_MSG_CODE_DRV_LOAD_REFUSED) { |
| 7940 | rc = -EBUSY; /* other port in diagnostic mode */ |
| 7941 | goto load_error2; |
| 7942 | } |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7943 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7944 | } else { |
Vladislav Zolotarov | da5a662 | 2008-08-13 15:50:00 -0700 | [diff] [blame] | 7945 | int port = BP_PORT(bp); |
| 7946 | |
Eilon Greenstein | f537225 | 2009-02-12 08:38:30 +0000 | [diff] [blame] | 7947 | DP(NETIF_MSG_IFUP, "NO MCP - load counts %d, %d, %d\n", |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7948 | load_count[0], load_count[1], load_count[2]); |
| 7949 | load_count[0]++; |
Vladislav Zolotarov | da5a662 | 2008-08-13 15:50:00 -0700 | [diff] [blame] | 7950 | load_count[1 + port]++; |
Eilon Greenstein | f537225 | 2009-02-12 08:38:30 +0000 | [diff] [blame] | 7951 | DP(NETIF_MSG_IFUP, "NO MCP - new load counts %d, %d, %d\n", |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7952 | load_count[0], load_count[1], load_count[2]); |
| 7953 | if (load_count[0] == 1) |
| 7954 | load_code = FW_MSG_CODE_DRV_LOAD_COMMON; |
Vladislav Zolotarov | da5a662 | 2008-08-13 15:50:00 -0700 | [diff] [blame] | 7955 | else if (load_count[1 + port] == 1) |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7956 | load_code = FW_MSG_CODE_DRV_LOAD_PORT; |
| 7957 | else |
| 7958 | load_code = FW_MSG_CODE_DRV_LOAD_FUNCTION; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7959 | } |
| 7960 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7961 | if ((load_code == FW_MSG_CODE_DRV_LOAD_COMMON) || |
| 7962 | (load_code == FW_MSG_CODE_DRV_LOAD_PORT)) |
| 7963 | bp->port.pmf = 1; |
| 7964 | else |
| 7965 | bp->port.pmf = 0; |
| 7966 | DP(NETIF_MSG_LINK, "pmf %d\n", bp->port.pmf); |
| 7967 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7968 | /* Initialize HW */ |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7969 | rc = bnx2x_init_hw(bp, load_code); |
| 7970 | if (rc) { |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7971 | BNX2X_ERR("HW init failed, aborting\n"); |
Vladislav Zolotarov | f1e1a19 | 2010-02-17 02:03:33 +0000 | [diff] [blame] | 7972 | bnx2x_fw_command(bp, DRV_MSG_CODE_LOAD_DONE); |
| 7973 | bnx2x_fw_command(bp, DRV_MSG_CODE_UNLOAD_REQ_WOL_MCP); |
| 7974 | bnx2x_fw_command(bp, DRV_MSG_CODE_UNLOAD_DONE); |
Eilon Greenstein | 2dfe0e1 | 2009-01-22 03:37:44 +0000 | [diff] [blame] | 7975 | goto load_error2; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7976 | } |
| 7977 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7978 | /* Setup NIC internals and enable interrupts */ |
Eilon Greenstein | 471de71 | 2008-08-13 15:49:35 -0700 | [diff] [blame] | 7979 | bnx2x_nic_init(bp, load_code); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7980 | |
Eilon Greenstein | 2691d51 | 2009-08-12 08:22:08 +0000 | [diff] [blame] | 7981 | if ((load_code == FW_MSG_CODE_DRV_LOAD_COMMON) && |
| 7982 | (bp->common.shmem2_base)) |
| 7983 | SHMEM2_WR(bp, dcc_support, |
| 7984 | (SHMEM_DCC_SUPPORT_DISABLE_ENABLE_PF_TLV | |
| 7985 | SHMEM_DCC_SUPPORT_BANDWIDTH_ALLOCATION_TLV)); |
| 7986 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7987 | /* Send LOAD_DONE command to MCP */ |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7988 | if (!BP_NOMCP(bp)) { |
Eliezer Tamir | 228241e | 2008-02-28 11:56:57 -0800 | [diff] [blame] | 7989 | load_code = bnx2x_fw_command(bp, DRV_MSG_CODE_LOAD_DONE); |
| 7990 | if (!load_code) { |
Vladislav Zolotarov | da5a662 | 2008-08-13 15:50:00 -0700 | [diff] [blame] | 7991 | BNX2X_ERR("MCP response failure, aborting\n"); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7992 | rc = -EBUSY; |
Eilon Greenstein | 2dfe0e1 | 2009-01-22 03:37:44 +0000 | [diff] [blame] | 7993 | goto load_error3; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7994 | } |
| 7995 | } |
| 7996 | |
| 7997 | bp->state = BNX2X_STATE_OPENING_WAIT4_PORT; |
| 7998 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7999 | rc = bnx2x_setup_leading(bp); |
| 8000 | if (rc) { |
Vladislav Zolotarov | da5a662 | 2008-08-13 15:50:00 -0700 | [diff] [blame] | 8001 | BNX2X_ERR("Setup leading failed!\n"); |
Eilon Greenstein | e3553b2 | 2009-08-12 08:23:31 +0000 | [diff] [blame] | 8002 | #ifndef BNX2X_STOP_ON_ERROR |
Eilon Greenstein | 2dfe0e1 | 2009-01-22 03:37:44 +0000 | [diff] [blame] | 8003 | goto load_error3; |
Eilon Greenstein | e3553b2 | 2009-08-12 08:23:31 +0000 | [diff] [blame] | 8004 | #else |
| 8005 | bp->panic = 1; |
| 8006 | return -EBUSY; |
| 8007 | #endif |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 8008 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 8009 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 8010 | if (CHIP_IS_E1H(bp)) |
| 8011 | if (bp->mf_config & FUNC_MF_CFG_FUNC_DISABLED) { |
Eilon Greenstein | f537225 | 2009-02-12 08:38:30 +0000 | [diff] [blame] | 8012 | DP(NETIF_MSG_IFUP, "mf_cfg function disabled\n"); |
Eilon Greenstein | f34d28e | 2009-10-15 00:18:08 -0700 | [diff] [blame] | 8013 | bp->flags |= MF_FUNC_DIS; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 8014 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 8015 | |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 8016 | if (bp->state == BNX2X_STATE_OPEN) { |
Michael Chan | 37b091b | 2009-10-10 13:46:55 +0000 | [diff] [blame] | 8017 | #ifdef BCM_CNIC |
| 8018 | /* Enable Timer scan */ |
| 8019 | REG_WR(bp, TM_REG_EN_LINEAR0_TIMER + BP_PORT(bp)*4, 1); |
| 8020 | #endif |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 8021 | for_each_nondefault_queue(bp, i) { |
| 8022 | rc = bnx2x_setup_multi(bp, i); |
| 8023 | if (rc) |
Michael Chan | 37b091b | 2009-10-10 13:46:55 +0000 | [diff] [blame] | 8024 | #ifdef BCM_CNIC |
| 8025 | goto load_error4; |
| 8026 | #else |
Eilon Greenstein | 2dfe0e1 | 2009-01-22 03:37:44 +0000 | [diff] [blame] | 8027 | goto load_error3; |
Michael Chan | 37b091b | 2009-10-10 13:46:55 +0000 | [diff] [blame] | 8028 | #endif |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 8029 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 8030 | |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 8031 | if (CHIP_IS_E1(bp)) |
Michael Chan | e665bfd | 2009-10-10 13:46:54 +0000 | [diff] [blame] | 8032 | bnx2x_set_eth_mac_addr_e1(bp, 1); |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 8033 | else |
Michael Chan | e665bfd | 2009-10-10 13:46:54 +0000 | [diff] [blame] | 8034 | bnx2x_set_eth_mac_addr_e1h(bp, 1); |
Michael Chan | 993ac7b | 2009-10-10 13:46:56 +0000 | [diff] [blame] | 8035 | #ifdef BCM_CNIC |
| 8036 | /* Set iSCSI L2 MAC */ |
| 8037 | mutex_lock(&bp->cnic_mutex); |
| 8038 | if (bp->cnic_eth_dev.drv_state & CNIC_DRV_STATE_REGD) { |
| 8039 | bnx2x_set_iscsi_eth_mac_addr(bp, 1); |
| 8040 | bp->cnic_flags |= BNX2X_CNIC_FLAG_MAC_SET; |
Michael Chan | 4a6e47a | 2009-12-25 17:13:07 -0800 | [diff] [blame] | 8041 | bnx2x_init_sb(bp, bp->cnic_sb, bp->cnic_sb_mapping, |
| 8042 | CNIC_SB_ID(bp)); |
Michael Chan | 993ac7b | 2009-10-10 13:46:56 +0000 | [diff] [blame] | 8043 | } |
| 8044 | mutex_unlock(&bp->cnic_mutex); |
| 8045 | #endif |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 8046 | } |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 8047 | |
| 8048 | if (bp->port.pmf) |
Eilon Greenstein | b5bf906 | 2009-02-12 08:38:08 +0000 | [diff] [blame] | 8049 | bnx2x_initial_phy_init(bp, load_mode); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 8050 | |
| 8051 | /* Start fast path */ |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 8052 | switch (load_mode) { |
| 8053 | case LOAD_NORMAL: |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 8054 | if (bp->state == BNX2X_STATE_OPEN) { |
| 8055 | /* Tx queue should be only reenabled */ |
| 8056 | netif_tx_wake_all_queues(bp->dev); |
| 8057 | } |
Eilon Greenstein | 2dfe0e1 | 2009-01-22 03:37:44 +0000 | [diff] [blame] | 8058 | /* Initialize the receive filter. */ |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 8059 | bnx2x_set_rx_mode(bp->dev); |
| 8060 | break; |
| 8061 | |
| 8062 | case LOAD_OPEN: |
Eilon Greenstein | 555f6c7 | 2009-02-12 08:36:11 +0000 | [diff] [blame] | 8063 | netif_tx_start_all_queues(bp->dev); |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 8064 | if (bp->state != BNX2X_STATE_OPEN) |
| 8065 | netif_tx_disable(bp->dev); |
Eilon Greenstein | 2dfe0e1 | 2009-01-22 03:37:44 +0000 | [diff] [blame] | 8066 | /* Initialize the receive filter. */ |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 8067 | bnx2x_set_rx_mode(bp->dev); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 8068 | break; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 8069 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 8070 | case LOAD_DIAG: |
Eilon Greenstein | 2dfe0e1 | 2009-01-22 03:37:44 +0000 | [diff] [blame] | 8071 | /* Initialize the receive filter. */ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 8072 | bnx2x_set_rx_mode(bp->dev); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 8073 | bp->state = BNX2X_STATE_DIAG; |
| 8074 | break; |
| 8075 | |
| 8076 | default: |
| 8077 | break; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 8078 | } |
| 8079 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 8080 | if (!bp->port.pmf) |
| 8081 | bnx2x__link_status_update(bp); |
| 8082 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 8083 | /* start the timer */ |
| 8084 | mod_timer(&bp->timer, jiffies + bp->current_interval); |
| 8085 | |
Michael Chan | 993ac7b | 2009-10-10 13:46:56 +0000 | [diff] [blame] | 8086 | #ifdef BCM_CNIC |
| 8087 | bnx2x_setup_cnic_irq_info(bp); |
| 8088 | if (bp->state == BNX2X_STATE_OPEN) |
| 8089 | bnx2x_cnic_notify(bp, CNIC_CTL_START_CMD); |
| 8090 | #endif |
Vladislav Zolotarov | 72fd071 | 2010-04-19 01:13:12 +0000 | [diff] [blame] | 8091 | bnx2x_inc_load_cnt(bp); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 8092 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 8093 | return 0; |
| 8094 | |
Michael Chan | 37b091b | 2009-10-10 13:46:55 +0000 | [diff] [blame] | 8095 | #ifdef BCM_CNIC |
| 8096 | load_error4: |
| 8097 | /* Disable Timer scan */ |
| 8098 | REG_WR(bp, TM_REG_EN_LINEAR0_TIMER + BP_PORT(bp)*4, 0); |
| 8099 | #endif |
Eilon Greenstein | 2dfe0e1 | 2009-01-22 03:37:44 +0000 | [diff] [blame] | 8100 | load_error3: |
| 8101 | bnx2x_int_disable_sync(bp, 1); |
| 8102 | if (!BP_NOMCP(bp)) { |
| 8103 | bnx2x_fw_command(bp, DRV_MSG_CODE_UNLOAD_REQ_WOL_MCP); |
| 8104 | bnx2x_fw_command(bp, DRV_MSG_CODE_UNLOAD_DONE); |
| 8105 | } |
| 8106 | bp->port.pmf = 0; |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 8107 | /* Free SKBs, SGEs, TPA pool and driver internals */ |
| 8108 | bnx2x_free_skbs(bp); |
Vladislav Zolotarov | 54b9dda | 2009-11-16 06:05:58 +0000 | [diff] [blame] | 8109 | for_each_queue(bp, i) |
Eilon Greenstein | 3196a88 | 2008-08-13 15:58:49 -0700 | [diff] [blame] | 8110 | bnx2x_free_rx_sge_range(bp, bp->fp + i, NUM_RX_SGE); |
Eilon Greenstein | 2dfe0e1 | 2009-01-22 03:37:44 +0000 | [diff] [blame] | 8111 | load_error2: |
Yitchak Gertner | d101463 | 2008-08-25 15:25:45 -0700 | [diff] [blame] | 8112 | /* Release IRQs */ |
Vladislav Zolotarov | 6cbe506 | 2010-02-17 02:03:27 +0000 | [diff] [blame] | 8113 | bnx2x_free_irq(bp, false); |
Eilon Greenstein | 2dfe0e1 | 2009-01-22 03:37:44 +0000 | [diff] [blame] | 8114 | load_error1: |
| 8115 | bnx2x_napi_disable(bp); |
Vladislav Zolotarov | 54b9dda | 2009-11-16 06:05:58 +0000 | [diff] [blame] | 8116 | for_each_queue(bp, i) |
Eilon Greenstein | 7cde1c8 | 2009-01-22 06:01:25 +0000 | [diff] [blame] | 8117 | netif_napi_del(&bnx2x_fp(bp, i, napi)); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 8118 | bnx2x_free_mem(bp); |
| 8119 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 8120 | return rc; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 8121 | } |
| 8122 | |
| 8123 | static int bnx2x_stop_multi(struct bnx2x *bp, int index) |
| 8124 | { |
Eilon Greenstein | 555f6c7 | 2009-02-12 08:36:11 +0000 | [diff] [blame] | 8125 | struct bnx2x_fastpath *fp = &bp->fp[index]; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 8126 | int rc; |
| 8127 | |
Eliezer Tamir | c14423f | 2008-02-28 11:49:42 -0800 | [diff] [blame] | 8128 | /* halt the connection */ |
Eilon Greenstein | 555f6c7 | 2009-02-12 08:36:11 +0000 | [diff] [blame] | 8129 | fp->state = BNX2X_FP_STATE_HALTING; |
| 8130 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_HALT, index, 0, fp->cl_id, 0); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 8131 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 8132 | /* Wait for completion */ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 8133 | rc = bnx2x_wait_ramrod(bp, BNX2X_FP_STATE_HALTED, index, |
Eilon Greenstein | 555f6c7 | 2009-02-12 08:36:11 +0000 | [diff] [blame] | 8134 | &(fp->state), 1); |
Eliezer Tamir | c14423f | 2008-02-28 11:49:42 -0800 | [diff] [blame] | 8135 | if (rc) /* timeout */ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 8136 | return rc; |
| 8137 | |
| 8138 | /* delete cfc entry */ |
| 8139 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_CFC_DEL, index, 0, 0, 1); |
| 8140 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 8141 | /* Wait for completion */ |
| 8142 | rc = bnx2x_wait_ramrod(bp, BNX2X_FP_STATE_CLOSED, index, |
Eilon Greenstein | 555f6c7 | 2009-02-12 08:36:11 +0000 | [diff] [blame] | 8143 | &(fp->state), 1); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 8144 | return rc; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 8145 | } |
| 8146 | |
Vladislav Zolotarov | da5a662 | 2008-08-13 15:50:00 -0700 | [diff] [blame] | 8147 | static int bnx2x_stop_leading(struct bnx2x *bp) |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 8148 | { |
Eilon Greenstein | 4781bfa | 2009-02-12 08:38:17 +0000 | [diff] [blame] | 8149 | __le16 dsb_sp_prod_idx; |
Eliezer Tamir | c14423f | 2008-02-28 11:49:42 -0800 | [diff] [blame] | 8150 | /* if the other port is handling traffic, |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 8151 | this can take a lot of time */ |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 8152 | int cnt = 500; |
| 8153 | int rc; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 8154 | |
| 8155 | might_sleep(); |
| 8156 | |
| 8157 | /* Send HALT ramrod */ |
| 8158 | bp->fp[0].state = BNX2X_FP_STATE_HALTING; |
Eilon Greenstein | 0626b89 | 2009-02-12 08:38:14 +0000 | [diff] [blame] | 8159 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_HALT, 0, 0, bp->fp->cl_id, 0); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 8160 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 8161 | /* Wait for completion */ |
| 8162 | rc = bnx2x_wait_ramrod(bp, BNX2X_FP_STATE_HALTED, 0, |
| 8163 | &(bp->fp[0].state), 1); |
| 8164 | if (rc) /* timeout */ |
Vladislav Zolotarov | da5a662 | 2008-08-13 15:50:00 -0700 | [diff] [blame] | 8165 | return rc; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 8166 | |
Eliezer Tamir | 49d6677 | 2008-02-28 11:53:13 -0800 | [diff] [blame] | 8167 | dsb_sp_prod_idx = *bp->dsb_sp_prod; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 8168 | |
Eliezer Tamir | 228241e | 2008-02-28 11:56:57 -0800 | [diff] [blame] | 8169 | /* Send PORT_DELETE ramrod */ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 8170 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_PORT_DEL, 0, 0, 0, 1); |
| 8171 | |
Eliezer Tamir | 49d6677 | 2008-02-28 11:53:13 -0800 | [diff] [blame] | 8172 | /* Wait for completion to arrive on default status block |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 8173 | we are going to reset the chip anyway |
| 8174 | so there is not much to do if this times out |
| 8175 | */ |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 8176 | while (dsb_sp_prod_idx == *bp->dsb_sp_prod) { |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 8177 | if (!cnt) { |
| 8178 | DP(NETIF_MSG_IFDOWN, "timeout waiting for port del " |
| 8179 | "dsb_sp_prod 0x%x != dsb_sp_prod_idx 0x%x\n", |
| 8180 | *bp->dsb_sp_prod, dsb_sp_prod_idx); |
| 8181 | #ifdef BNX2X_STOP_ON_ERROR |
| 8182 | bnx2x_panic(); |
| 8183 | #endif |
Eilon Greenstein | 36e552a | 2009-02-12 08:37:21 +0000 | [diff] [blame] | 8184 | rc = -EBUSY; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 8185 | break; |
| 8186 | } |
| 8187 | cnt--; |
Vladislav Zolotarov | da5a662 | 2008-08-13 15:50:00 -0700 | [diff] [blame] | 8188 | msleep(1); |
Eilon Greenstein | 5650d9d | 2009-01-22 06:01:29 +0000 | [diff] [blame] | 8189 | rmb(); /* Refresh the dsb_sp_prod */ |
Eliezer Tamir | 49d6677 | 2008-02-28 11:53:13 -0800 | [diff] [blame] | 8190 | } |
| 8191 | bp->state = BNX2X_STATE_CLOSING_WAIT4_UNLOAD; |
| 8192 | bp->fp[0].state = BNX2X_FP_STATE_CLOSED; |
Vladislav Zolotarov | da5a662 | 2008-08-13 15:50:00 -0700 | [diff] [blame] | 8193 | |
| 8194 | return rc; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 8195 | } |
| 8196 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 8197 | static void bnx2x_reset_func(struct bnx2x *bp) |
| 8198 | { |
| 8199 | int port = BP_PORT(bp); |
| 8200 | int func = BP_FUNC(bp); |
| 8201 | int base, i; |
Eliezer Tamir | 49d6677 | 2008-02-28 11:53:13 -0800 | [diff] [blame] | 8202 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 8203 | /* Configure IGU */ |
| 8204 | REG_WR(bp, HC_REG_LEADING_EDGE_0 + port*8, 0); |
| 8205 | REG_WR(bp, HC_REG_TRAILING_EDGE_0 + port*8, 0); |
| 8206 | |
Michael Chan | 37b091b | 2009-10-10 13:46:55 +0000 | [diff] [blame] | 8207 | #ifdef BCM_CNIC |
| 8208 | /* Disable Timer scan */ |
| 8209 | REG_WR(bp, TM_REG_EN_LINEAR0_TIMER + port*4, 0); |
| 8210 | /* |
| 8211 | * Wait for at least 10ms and up to 2 second for the timers scan to |
| 8212 | * complete |
| 8213 | */ |
| 8214 | for (i = 0; i < 200; i++) { |
| 8215 | msleep(10); |
| 8216 | if (!REG_RD(bp, TM_REG_LIN0_SCAN_ON + port*4)) |
| 8217 | break; |
| 8218 | } |
| 8219 | #endif |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 8220 | /* Clear ILT */ |
| 8221 | base = FUNC_ILT_BASE(func); |
| 8222 | for (i = base; i < base + ILT_PER_FUNC; i++) |
| 8223 | bnx2x_ilt_wr(bp, i, 0); |
| 8224 | } |
| 8225 | |
| 8226 | static void bnx2x_reset_port(struct bnx2x *bp) |
| 8227 | { |
| 8228 | int port = BP_PORT(bp); |
| 8229 | u32 val; |
| 8230 | |
| 8231 | REG_WR(bp, NIG_REG_MASK_INTERRUPT_PORT0 + port*4, 0); |
| 8232 | |
| 8233 | /* Do not rcv packets to BRB */ |
| 8234 | REG_WR(bp, NIG_REG_LLH0_BRB1_DRV_MASK + port*4, 0x0); |
| 8235 | /* Do not direct rcv packets that are not for MCP to the BRB */ |
| 8236 | REG_WR(bp, (port ? NIG_REG_LLH1_BRB1_NOT_MCP : |
| 8237 | NIG_REG_LLH0_BRB1_NOT_MCP), 0x0); |
| 8238 | |
| 8239 | /* Configure AEU */ |
| 8240 | REG_WR(bp, MISC_REG_AEU_MASK_ATTN_FUNC_0 + port*4, 0); |
| 8241 | |
| 8242 | msleep(100); |
| 8243 | /* Check for BRB port occupancy */ |
| 8244 | val = REG_RD(bp, BRB1_REG_PORT_NUM_OCC_BLOCKS_0 + port*4); |
| 8245 | if (val) |
| 8246 | DP(NETIF_MSG_IFDOWN, |
Eilon Greenstein | 3347162 | 2008-08-13 15:59:08 -0700 | [diff] [blame] | 8247 | "BRB1 is not empty %d blocks are occupied\n", val); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 8248 | |
| 8249 | /* TODO: Close Doorbell port? */ |
| 8250 | } |
| 8251 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 8252 | static void bnx2x_reset_chip(struct bnx2x *bp, u32 reset_code) |
| 8253 | { |
| 8254 | DP(BNX2X_MSG_MCP, "function %d reset_code %x\n", |
| 8255 | BP_FUNC(bp), reset_code); |
| 8256 | |
| 8257 | switch (reset_code) { |
| 8258 | case FW_MSG_CODE_DRV_UNLOAD_COMMON: |
| 8259 | bnx2x_reset_port(bp); |
| 8260 | bnx2x_reset_func(bp); |
| 8261 | bnx2x_reset_common(bp); |
| 8262 | break; |
| 8263 | |
| 8264 | case FW_MSG_CODE_DRV_UNLOAD_PORT: |
| 8265 | bnx2x_reset_port(bp); |
| 8266 | bnx2x_reset_func(bp); |
| 8267 | break; |
| 8268 | |
| 8269 | case FW_MSG_CODE_DRV_UNLOAD_FUNCTION: |
| 8270 | bnx2x_reset_func(bp); |
| 8271 | break; |
| 8272 | |
| 8273 | default: |
| 8274 | BNX2X_ERR("Unknown reset_code (0x%x) from MCP\n", reset_code); |
| 8275 | break; |
| 8276 | } |
| 8277 | } |
| 8278 | |
Vladislav Zolotarov | 72fd071 | 2010-04-19 01:13:12 +0000 | [diff] [blame] | 8279 | static void bnx2x_chip_cleanup(struct bnx2x *bp, int unload_mode) |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 8280 | { |
Vladislav Zolotarov | da5a662 | 2008-08-13 15:50:00 -0700 | [diff] [blame] | 8281 | int port = BP_PORT(bp); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 8282 | u32 reset_code = 0; |
Vladislav Zolotarov | da5a662 | 2008-08-13 15:50:00 -0700 | [diff] [blame] | 8283 | int i, cnt, rc; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 8284 | |
Eilon Greenstein | 555f6c7 | 2009-02-12 08:36:11 +0000 | [diff] [blame] | 8285 | /* Wait until tx fastpath tasks complete */ |
Vladislav Zolotarov | 54b9dda | 2009-11-16 06:05:58 +0000 | [diff] [blame] | 8286 | for_each_queue(bp, i) { |
Eliezer Tamir | 228241e | 2008-02-28 11:56:57 -0800 | [diff] [blame] | 8287 | struct bnx2x_fastpath *fp = &bp->fp[i]; |
| 8288 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 8289 | cnt = 1000; |
Vladislav Zolotarov | e8b5fc5 | 2009-01-26 12:36:42 -0800 | [diff] [blame] | 8290 | while (bnx2x_has_tx_work_unload(fp)) { |
Vladislav Zolotarov | da5a662 | 2008-08-13 15:50:00 -0700 | [diff] [blame] | 8291 | |
Eilon Greenstein | 7961f79 | 2009-03-02 07:59:31 +0000 | [diff] [blame] | 8292 | bnx2x_tx_int(fp); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 8293 | if (!cnt) { |
| 8294 | BNX2X_ERR("timeout waiting for queue[%d]\n", |
| 8295 | i); |
| 8296 | #ifdef BNX2X_STOP_ON_ERROR |
| 8297 | bnx2x_panic(); |
| 8298 | return -EBUSY; |
| 8299 | #else |
| 8300 | break; |
| 8301 | #endif |
| 8302 | } |
| 8303 | cnt--; |
Vladislav Zolotarov | da5a662 | 2008-08-13 15:50:00 -0700 | [diff] [blame] | 8304 | msleep(1); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 8305 | } |
Eliezer Tamir | 228241e | 2008-02-28 11:56:57 -0800 | [diff] [blame] | 8306 | } |
Vladislav Zolotarov | da5a662 | 2008-08-13 15:50:00 -0700 | [diff] [blame] | 8307 | /* Give HW time to discard old tx messages */ |
| 8308 | msleep(1); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 8309 | |
Yitchak Gertner | 65abd74 | 2008-08-25 15:26:24 -0700 | [diff] [blame] | 8310 | if (CHIP_IS_E1(bp)) { |
| 8311 | struct mac_configuration_cmd *config = |
| 8312 | bnx2x_sp(bp, mcast_config); |
| 8313 | |
Michael Chan | e665bfd | 2009-10-10 13:46:54 +0000 | [diff] [blame] | 8314 | bnx2x_set_eth_mac_addr_e1(bp, 0); |
Yitchak Gertner | 65abd74 | 2008-08-25 15:26:24 -0700 | [diff] [blame] | 8315 | |
Eilon Greenstein | 8d9c5f3 | 2009-02-15 23:24:08 -0800 | [diff] [blame] | 8316 | for (i = 0; i < config->hdr.length; i++) |
Yitchak Gertner | 65abd74 | 2008-08-25 15:26:24 -0700 | [diff] [blame] | 8317 | CAM_INVALIDATE(config->config_table[i]); |
| 8318 | |
Eilon Greenstein | 8d9c5f3 | 2009-02-15 23:24:08 -0800 | [diff] [blame] | 8319 | config->hdr.length = i; |
Yitchak Gertner | 65abd74 | 2008-08-25 15:26:24 -0700 | [diff] [blame] | 8320 | if (CHIP_REV_IS_SLOW(bp)) |
| 8321 | config->hdr.offset = BNX2X_MAX_EMUL_MULTI*(1 + port); |
| 8322 | else |
| 8323 | config->hdr.offset = BNX2X_MAX_MULTICAST*(1 + port); |
Eilon Greenstein | 0626b89 | 2009-02-12 08:38:14 +0000 | [diff] [blame] | 8324 | config->hdr.client_id = bp->fp->cl_id; |
Yitchak Gertner | 65abd74 | 2008-08-25 15:26:24 -0700 | [diff] [blame] | 8325 | config->hdr.reserved1 = 0; |
| 8326 | |
Michael Chan | e665bfd | 2009-10-10 13:46:54 +0000 | [diff] [blame] | 8327 | bp->set_mac_pending++; |
| 8328 | smp_wmb(); |
| 8329 | |
Yitchak Gertner | 65abd74 | 2008-08-25 15:26:24 -0700 | [diff] [blame] | 8330 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_SET_MAC, 0, |
| 8331 | U64_HI(bnx2x_sp_mapping(bp, mcast_config)), |
| 8332 | U64_LO(bnx2x_sp_mapping(bp, mcast_config)), 0); |
| 8333 | |
| 8334 | } else { /* E1H */ |
| 8335 | REG_WR(bp, NIG_REG_LLH0_FUNC_EN + port*8, 0); |
| 8336 | |
Michael Chan | e665bfd | 2009-10-10 13:46:54 +0000 | [diff] [blame] | 8337 | bnx2x_set_eth_mac_addr_e1h(bp, 0); |
Yitchak Gertner | 65abd74 | 2008-08-25 15:26:24 -0700 | [diff] [blame] | 8338 | |
| 8339 | for (i = 0; i < MC_HASH_SIZE; i++) |
| 8340 | REG_WR(bp, MC_HASH_OFFSET(bp, i), 0); |
Eilon Greenstein | 7d0446c | 2009-07-29 00:20:10 +0000 | [diff] [blame] | 8341 | |
| 8342 | REG_WR(bp, MISC_REG_E1HMF_MODE, 0); |
Yitchak Gertner | 65abd74 | 2008-08-25 15:26:24 -0700 | [diff] [blame] | 8343 | } |
Michael Chan | 993ac7b | 2009-10-10 13:46:56 +0000 | [diff] [blame] | 8344 | #ifdef BCM_CNIC |
| 8345 | /* Clear iSCSI L2 MAC */ |
| 8346 | mutex_lock(&bp->cnic_mutex); |
| 8347 | if (bp->cnic_flags & BNX2X_CNIC_FLAG_MAC_SET) { |
| 8348 | bnx2x_set_iscsi_eth_mac_addr(bp, 0); |
| 8349 | bp->cnic_flags &= ~BNX2X_CNIC_FLAG_MAC_SET; |
| 8350 | } |
| 8351 | mutex_unlock(&bp->cnic_mutex); |
| 8352 | #endif |
Yitchak Gertner | 65abd74 | 2008-08-25 15:26:24 -0700 | [diff] [blame] | 8353 | |
Vladislav Zolotarov | da5a662 | 2008-08-13 15:50:00 -0700 | [diff] [blame] | 8354 | if (unload_mode == UNLOAD_NORMAL) |
| 8355 | reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_DIS; |
Eliezer Tamir | 228241e | 2008-02-28 11:56:57 -0800 | [diff] [blame] | 8356 | |
Eilon Greenstein | 7d0446c | 2009-07-29 00:20:10 +0000 | [diff] [blame] | 8357 | else if (bp->flags & NO_WOL_FLAG) |
Vladislav Zolotarov | da5a662 | 2008-08-13 15:50:00 -0700 | [diff] [blame] | 8358 | reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_MCP; |
Vladislav Zolotarov | da5a662 | 2008-08-13 15:50:00 -0700 | [diff] [blame] | 8359 | |
Eilon Greenstein | 7d0446c | 2009-07-29 00:20:10 +0000 | [diff] [blame] | 8360 | else if (bp->wol) { |
Vladislav Zolotarov | da5a662 | 2008-08-13 15:50:00 -0700 | [diff] [blame] | 8361 | u32 emac_base = port ? GRCBASE_EMAC1 : GRCBASE_EMAC0; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 8362 | u8 *mac_addr = bp->dev->dev_addr; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 8363 | u32 val; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 8364 | /* The mac address is written to entries 1-4 to |
| 8365 | preserve entry 0 which is used by the PMF */ |
Vladislav Zolotarov | da5a662 | 2008-08-13 15:50:00 -0700 | [diff] [blame] | 8366 | u8 entry = (BP_E1HVN(bp) + 1)*8; |
| 8367 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 8368 | val = (mac_addr[0] << 8) | mac_addr[1]; |
Eilon Greenstein | 3196a88 | 2008-08-13 15:58:49 -0700 | [diff] [blame] | 8369 | EMAC_WR(bp, EMAC_REG_EMAC_MAC_MATCH + entry, val); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 8370 | |
| 8371 | val = (mac_addr[2] << 24) | (mac_addr[3] << 16) | |
| 8372 | (mac_addr[4] << 8) | mac_addr[5]; |
Eilon Greenstein | 3196a88 | 2008-08-13 15:58:49 -0700 | [diff] [blame] | 8373 | EMAC_WR(bp, EMAC_REG_EMAC_MAC_MATCH + entry + 4, val); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 8374 | |
| 8375 | reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_EN; |
Eliezer Tamir | 228241e | 2008-02-28 11:56:57 -0800 | [diff] [blame] | 8376 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 8377 | } else |
| 8378 | reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_DIS; |
| 8379 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 8380 | /* Close multi and leading connections |
| 8381 | Completions for ramrods are collected in a synchronous way */ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 8382 | for_each_nondefault_queue(bp, i) |
| 8383 | if (bnx2x_stop_multi(bp, i)) |
Eliezer Tamir | 228241e | 2008-02-28 11:56:57 -0800 | [diff] [blame] | 8384 | goto unload_error; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 8385 | |
Vladislav Zolotarov | da5a662 | 2008-08-13 15:50:00 -0700 | [diff] [blame] | 8386 | rc = bnx2x_stop_leading(bp); |
| 8387 | if (rc) { |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 8388 | BNX2X_ERR("Stop leading failed!\n"); |
Vladislav Zolotarov | da5a662 | 2008-08-13 15:50:00 -0700 | [diff] [blame] | 8389 | #ifdef BNX2X_STOP_ON_ERROR |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 8390 | return -EBUSY; |
Vladislav Zolotarov | da5a662 | 2008-08-13 15:50:00 -0700 | [diff] [blame] | 8391 | #else |
| 8392 | goto unload_error; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 8393 | #endif |
Eliezer Tamir | 228241e | 2008-02-28 11:56:57 -0800 | [diff] [blame] | 8394 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 8395 | |
Eliezer Tamir | 228241e | 2008-02-28 11:56:57 -0800 | [diff] [blame] | 8396 | unload_error: |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 8397 | if (!BP_NOMCP(bp)) |
Eliezer Tamir | 228241e | 2008-02-28 11:56:57 -0800 | [diff] [blame] | 8398 | reset_code = bnx2x_fw_command(bp, reset_code); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 8399 | else { |
Eilon Greenstein | f537225 | 2009-02-12 08:38:30 +0000 | [diff] [blame] | 8400 | DP(NETIF_MSG_IFDOWN, "NO MCP - load counts %d, %d, %d\n", |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 8401 | load_count[0], load_count[1], load_count[2]); |
| 8402 | load_count[0]--; |
Vladislav Zolotarov | da5a662 | 2008-08-13 15:50:00 -0700 | [diff] [blame] | 8403 | load_count[1 + port]--; |
Eilon Greenstein | f537225 | 2009-02-12 08:38:30 +0000 | [diff] [blame] | 8404 | DP(NETIF_MSG_IFDOWN, "NO MCP - new load counts %d, %d, %d\n", |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 8405 | load_count[0], load_count[1], load_count[2]); |
| 8406 | if (load_count[0] == 0) |
| 8407 | reset_code = FW_MSG_CODE_DRV_UNLOAD_COMMON; |
Vladislav Zolotarov | da5a662 | 2008-08-13 15:50:00 -0700 | [diff] [blame] | 8408 | else if (load_count[1 + port] == 0) |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 8409 | reset_code = FW_MSG_CODE_DRV_UNLOAD_PORT; |
| 8410 | else |
| 8411 | reset_code = FW_MSG_CODE_DRV_UNLOAD_FUNCTION; |
| 8412 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 8413 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 8414 | if ((reset_code == FW_MSG_CODE_DRV_UNLOAD_COMMON) || |
| 8415 | (reset_code == FW_MSG_CODE_DRV_UNLOAD_PORT)) |
| 8416 | bnx2x__link_reset(bp); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 8417 | |
| 8418 | /* Reset the chip */ |
Eliezer Tamir | 228241e | 2008-02-28 11:56:57 -0800 | [diff] [blame] | 8419 | bnx2x_reset_chip(bp, reset_code); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 8420 | |
| 8421 | /* Report UNLOAD_DONE to MCP */ |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 8422 | if (!BP_NOMCP(bp)) |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 8423 | bnx2x_fw_command(bp, DRV_MSG_CODE_UNLOAD_DONE); |
Eilon Greenstein | 356e238 | 2009-02-12 08:38:32 +0000 | [diff] [blame] | 8424 | |
Vladislav Zolotarov | 72fd071 | 2010-04-19 01:13:12 +0000 | [diff] [blame] | 8425 | } |
| 8426 | |
| 8427 | static inline void bnx2x_disable_close_the_gate(struct bnx2x *bp) |
| 8428 | { |
| 8429 | u32 val; |
| 8430 | |
| 8431 | DP(NETIF_MSG_HW, "Disabling \"close the gates\"\n"); |
| 8432 | |
| 8433 | if (CHIP_IS_E1(bp)) { |
| 8434 | int port = BP_PORT(bp); |
| 8435 | u32 addr = port ? MISC_REG_AEU_MASK_ATTN_FUNC_1 : |
| 8436 | MISC_REG_AEU_MASK_ATTN_FUNC_0; |
| 8437 | |
| 8438 | val = REG_RD(bp, addr); |
| 8439 | val &= ~(0x300); |
| 8440 | REG_WR(bp, addr, val); |
| 8441 | } else if (CHIP_IS_E1H(bp)) { |
| 8442 | val = REG_RD(bp, MISC_REG_AEU_GENERAL_MASK); |
| 8443 | val &= ~(MISC_AEU_GENERAL_MASK_REG_AEU_PXP_CLOSE_MASK | |
| 8444 | MISC_AEU_GENERAL_MASK_REG_AEU_NIG_CLOSE_MASK); |
| 8445 | REG_WR(bp, MISC_REG_AEU_GENERAL_MASK, val); |
| 8446 | } |
| 8447 | } |
| 8448 | |
| 8449 | /* must be called with rtnl_lock */ |
| 8450 | static int bnx2x_nic_unload(struct bnx2x *bp, int unload_mode) |
| 8451 | { |
| 8452 | int i; |
| 8453 | |
| 8454 | if (bp->state == BNX2X_STATE_CLOSED) { |
| 8455 | /* Interface has been removed - nothing to recover */ |
| 8456 | bp->recovery_state = BNX2X_RECOVERY_DONE; |
| 8457 | bp->is_leader = 0; |
| 8458 | bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_RESERVED_08); |
| 8459 | smp_wmb(); |
| 8460 | |
| 8461 | return -EINVAL; |
| 8462 | } |
| 8463 | |
| 8464 | #ifdef BCM_CNIC |
| 8465 | bnx2x_cnic_notify(bp, CNIC_CTL_STOP_CMD); |
| 8466 | #endif |
| 8467 | bp->state = BNX2X_STATE_CLOSING_WAIT4_HALT; |
| 8468 | |
| 8469 | /* Set "drop all" */ |
| 8470 | bp->rx_mode = BNX2X_RX_MODE_NONE; |
| 8471 | bnx2x_set_storm_rx_mode(bp); |
| 8472 | |
| 8473 | /* Disable HW interrupts, NAPI and Tx */ |
| 8474 | bnx2x_netif_stop(bp, 1); |
| 8475 | |
| 8476 | del_timer_sync(&bp->timer); |
| 8477 | SHMEM_WR(bp, func_mb[BP_FUNC(bp)].drv_pulse_mb, |
| 8478 | (DRV_PULSE_ALWAYS_ALIVE | bp->fw_drv_pulse_wr_seq)); |
| 8479 | bnx2x_stats_handle(bp, STATS_EVENT_STOP); |
| 8480 | |
| 8481 | /* Release IRQs */ |
| 8482 | bnx2x_free_irq(bp, false); |
| 8483 | |
| 8484 | /* Cleanup the chip if needed */ |
| 8485 | if (unload_mode != UNLOAD_RECOVERY) |
| 8486 | bnx2x_chip_cleanup(bp, unload_mode); |
| 8487 | |
Eilon Greenstein | 9a03544 | 2008-11-03 16:45:55 -0800 | [diff] [blame] | 8488 | bp->port.pmf = 0; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 8489 | |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 8490 | /* Free SKBs, SGEs, TPA pool and driver internals */ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 8491 | bnx2x_free_skbs(bp); |
Vladislav Zolotarov | 54b9dda | 2009-11-16 06:05:58 +0000 | [diff] [blame] | 8492 | for_each_queue(bp, i) |
Eilon Greenstein | 3196a88 | 2008-08-13 15:58:49 -0700 | [diff] [blame] | 8493 | bnx2x_free_rx_sge_range(bp, bp->fp + i, NUM_RX_SGE); |
Vladislav Zolotarov | 54b9dda | 2009-11-16 06:05:58 +0000 | [diff] [blame] | 8494 | for_each_queue(bp, i) |
Eilon Greenstein | 7cde1c8 | 2009-01-22 06:01:25 +0000 | [diff] [blame] | 8495 | netif_napi_del(&bnx2x_fp(bp, i, napi)); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 8496 | bnx2x_free_mem(bp); |
| 8497 | |
| 8498 | bp->state = BNX2X_STATE_CLOSED; |
Eliezer Tamir | 228241e | 2008-02-28 11:56:57 -0800 | [diff] [blame] | 8499 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 8500 | netif_carrier_off(bp->dev); |
| 8501 | |
Vladislav Zolotarov | 72fd071 | 2010-04-19 01:13:12 +0000 | [diff] [blame] | 8502 | /* The last driver must disable a "close the gate" if there is no |
| 8503 | * parity attention or "process kill" pending. |
| 8504 | */ |
| 8505 | if ((!bnx2x_dec_load_cnt(bp)) && (!bnx2x_chk_parity_attn(bp)) && |
| 8506 | bnx2x_reset_is_done(bp)) |
| 8507 | bnx2x_disable_close_the_gate(bp); |
| 8508 | |
| 8509 | /* Reset MCP mail box sequence if there is on going recovery */ |
| 8510 | if (unload_mode == UNLOAD_RECOVERY) |
| 8511 | bp->fw_seq = 0; |
| 8512 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 8513 | return 0; |
| 8514 | } |
| 8515 | |
Vladislav Zolotarov | 72fd071 | 2010-04-19 01:13:12 +0000 | [diff] [blame] | 8516 | /* Close gates #2, #3 and #4: */ |
| 8517 | static void bnx2x_set_234_gates(struct bnx2x *bp, bool close) |
| 8518 | { |
| 8519 | u32 val, addr; |
| 8520 | |
| 8521 | /* Gates #2 and #4a are closed/opened for "not E1" only */ |
| 8522 | if (!CHIP_IS_E1(bp)) { |
| 8523 | /* #4 */ |
| 8524 | val = REG_RD(bp, PXP_REG_HST_DISCARD_DOORBELLS); |
| 8525 | REG_WR(bp, PXP_REG_HST_DISCARD_DOORBELLS, |
| 8526 | close ? (val | 0x1) : (val & (~(u32)1))); |
| 8527 | /* #2 */ |
| 8528 | val = REG_RD(bp, PXP_REG_HST_DISCARD_INTERNAL_WRITES); |
| 8529 | REG_WR(bp, PXP_REG_HST_DISCARD_INTERNAL_WRITES, |
| 8530 | close ? (val | 0x1) : (val & (~(u32)1))); |
| 8531 | } |
| 8532 | |
| 8533 | /* #3 */ |
| 8534 | addr = BP_PORT(bp) ? HC_REG_CONFIG_1 : HC_REG_CONFIG_0; |
| 8535 | val = REG_RD(bp, addr); |
| 8536 | REG_WR(bp, addr, (!close) ? (val | 0x1) : (val & (~(u32)1))); |
| 8537 | |
| 8538 | DP(NETIF_MSG_HW, "%s gates #2, #3 and #4\n", |
| 8539 | close ? "closing" : "opening"); |
| 8540 | mmiowb(); |
| 8541 | } |
| 8542 | |
| 8543 | #define SHARED_MF_CLP_MAGIC 0x80000000 /* `magic' bit */ |
| 8544 | |
| 8545 | static void bnx2x_clp_reset_prep(struct bnx2x *bp, u32 *magic_val) |
| 8546 | { |
| 8547 | /* Do some magic... */ |
| 8548 | u32 val = MF_CFG_RD(bp, shared_mf_config.clp_mb); |
| 8549 | *magic_val = val & SHARED_MF_CLP_MAGIC; |
| 8550 | MF_CFG_WR(bp, shared_mf_config.clp_mb, val | SHARED_MF_CLP_MAGIC); |
| 8551 | } |
| 8552 | |
| 8553 | /* Restore the value of the `magic' bit. |
| 8554 | * |
| 8555 | * @param pdev Device handle. |
| 8556 | * @param magic_val Old value of the `magic' bit. |
| 8557 | */ |
| 8558 | static void bnx2x_clp_reset_done(struct bnx2x *bp, u32 magic_val) |
| 8559 | { |
| 8560 | /* Restore the `magic' bit value... */ |
| 8561 | /* u32 val = SHMEM_RD(bp, mf_cfg.shared_mf_config.clp_mb); |
| 8562 | SHMEM_WR(bp, mf_cfg.shared_mf_config.clp_mb, |
| 8563 | (val & (~SHARED_MF_CLP_MAGIC)) | magic_val); */ |
| 8564 | u32 val = MF_CFG_RD(bp, shared_mf_config.clp_mb); |
| 8565 | MF_CFG_WR(bp, shared_mf_config.clp_mb, |
| 8566 | (val & (~SHARED_MF_CLP_MAGIC)) | magic_val); |
| 8567 | } |
| 8568 | |
| 8569 | /* Prepares for MCP reset: takes care of CLP configurations. |
| 8570 | * |
| 8571 | * @param bp |
| 8572 | * @param magic_val Old value of 'magic' bit. |
| 8573 | */ |
| 8574 | static void bnx2x_reset_mcp_prep(struct bnx2x *bp, u32 *magic_val) |
| 8575 | { |
| 8576 | u32 shmem; |
| 8577 | u32 validity_offset; |
| 8578 | |
| 8579 | DP(NETIF_MSG_HW, "Starting\n"); |
| 8580 | |
| 8581 | /* Set `magic' bit in order to save MF config */ |
| 8582 | if (!CHIP_IS_E1(bp)) |
| 8583 | bnx2x_clp_reset_prep(bp, magic_val); |
| 8584 | |
| 8585 | /* Get shmem offset */ |
| 8586 | shmem = REG_RD(bp, MISC_REG_SHARED_MEM_ADDR); |
| 8587 | validity_offset = offsetof(struct shmem_region, validity_map[0]); |
| 8588 | |
| 8589 | /* Clear validity map flags */ |
| 8590 | if (shmem > 0) |
| 8591 | REG_WR(bp, shmem + validity_offset, 0); |
| 8592 | } |
| 8593 | |
| 8594 | #define MCP_TIMEOUT 5000 /* 5 seconds (in ms) */ |
| 8595 | #define MCP_ONE_TIMEOUT 100 /* 100 ms */ |
| 8596 | |
| 8597 | /* Waits for MCP_ONE_TIMEOUT or MCP_ONE_TIMEOUT*10, |
| 8598 | * depending on the HW type. |
| 8599 | * |
| 8600 | * @param bp |
| 8601 | */ |
| 8602 | static inline void bnx2x_mcp_wait_one(struct bnx2x *bp) |
| 8603 | { |
| 8604 | /* special handling for emulation and FPGA, |
| 8605 | wait 10 times longer */ |
| 8606 | if (CHIP_REV_IS_SLOW(bp)) |
| 8607 | msleep(MCP_ONE_TIMEOUT*10); |
| 8608 | else |
| 8609 | msleep(MCP_ONE_TIMEOUT); |
| 8610 | } |
| 8611 | |
| 8612 | static int bnx2x_reset_mcp_comp(struct bnx2x *bp, u32 magic_val) |
| 8613 | { |
| 8614 | u32 shmem, cnt, validity_offset, val; |
| 8615 | int rc = 0; |
| 8616 | |
| 8617 | msleep(100); |
| 8618 | |
| 8619 | /* Get shmem offset */ |
| 8620 | shmem = REG_RD(bp, MISC_REG_SHARED_MEM_ADDR); |
| 8621 | if (shmem == 0) { |
| 8622 | BNX2X_ERR("Shmem 0 return failure\n"); |
| 8623 | rc = -ENOTTY; |
| 8624 | goto exit_lbl; |
| 8625 | } |
| 8626 | |
| 8627 | validity_offset = offsetof(struct shmem_region, validity_map[0]); |
| 8628 | |
| 8629 | /* Wait for MCP to come up */ |
| 8630 | for (cnt = 0; cnt < (MCP_TIMEOUT / MCP_ONE_TIMEOUT); cnt++) { |
| 8631 | /* TBD: its best to check validity map of last port. |
| 8632 | * currently checks on port 0. |
| 8633 | */ |
| 8634 | val = REG_RD(bp, shmem + validity_offset); |
| 8635 | DP(NETIF_MSG_HW, "shmem 0x%x validity map(0x%x)=0x%x\n", shmem, |
| 8636 | shmem + validity_offset, val); |
| 8637 | |
| 8638 | /* check that shared memory is valid. */ |
| 8639 | if ((val & (SHR_MEM_VALIDITY_DEV_INFO | SHR_MEM_VALIDITY_MB)) |
| 8640 | == (SHR_MEM_VALIDITY_DEV_INFO | SHR_MEM_VALIDITY_MB)) |
| 8641 | break; |
| 8642 | |
| 8643 | bnx2x_mcp_wait_one(bp); |
| 8644 | } |
| 8645 | |
| 8646 | DP(NETIF_MSG_HW, "Cnt=%d Shmem validity map 0x%x\n", cnt, val); |
| 8647 | |
| 8648 | /* Check that shared memory is valid. This indicates that MCP is up. */ |
| 8649 | if ((val & (SHR_MEM_VALIDITY_DEV_INFO | SHR_MEM_VALIDITY_MB)) != |
| 8650 | (SHR_MEM_VALIDITY_DEV_INFO | SHR_MEM_VALIDITY_MB)) { |
| 8651 | BNX2X_ERR("Shmem signature not present. MCP is not up !!\n"); |
| 8652 | rc = -ENOTTY; |
| 8653 | goto exit_lbl; |
| 8654 | } |
| 8655 | |
| 8656 | exit_lbl: |
| 8657 | /* Restore the `magic' bit value */ |
| 8658 | if (!CHIP_IS_E1(bp)) |
| 8659 | bnx2x_clp_reset_done(bp, magic_val); |
| 8660 | |
| 8661 | return rc; |
| 8662 | } |
| 8663 | |
| 8664 | static void bnx2x_pxp_prep(struct bnx2x *bp) |
| 8665 | { |
| 8666 | if (!CHIP_IS_E1(bp)) { |
| 8667 | REG_WR(bp, PXP2_REG_RD_START_INIT, 0); |
| 8668 | REG_WR(bp, PXP2_REG_RQ_RBC_DONE, 0); |
| 8669 | REG_WR(bp, PXP2_REG_RQ_CFG_DONE, 0); |
| 8670 | mmiowb(); |
| 8671 | } |
| 8672 | } |
| 8673 | |
| 8674 | /* |
| 8675 | * Reset the whole chip except for: |
| 8676 | * - PCIE core |
| 8677 | * - PCI Glue, PSWHST, PXP/PXP2 RF (all controlled by |
| 8678 | * one reset bit) |
| 8679 | * - IGU |
| 8680 | * - MISC (including AEU) |
| 8681 | * - GRC |
| 8682 | * - RBCN, RBCP |
| 8683 | */ |
| 8684 | static void bnx2x_process_kill_chip_reset(struct bnx2x *bp) |
| 8685 | { |
| 8686 | u32 not_reset_mask1, reset_mask1, not_reset_mask2, reset_mask2; |
| 8687 | |
| 8688 | not_reset_mask1 = |
| 8689 | MISC_REGISTERS_RESET_REG_1_RST_HC | |
| 8690 | MISC_REGISTERS_RESET_REG_1_RST_PXPV | |
| 8691 | MISC_REGISTERS_RESET_REG_1_RST_PXP; |
| 8692 | |
| 8693 | not_reset_mask2 = |
| 8694 | MISC_REGISTERS_RESET_REG_2_RST_MDIO | |
| 8695 | MISC_REGISTERS_RESET_REG_2_RST_EMAC0_HARD_CORE | |
| 8696 | MISC_REGISTERS_RESET_REG_2_RST_EMAC1_HARD_CORE | |
| 8697 | MISC_REGISTERS_RESET_REG_2_RST_MISC_CORE | |
| 8698 | MISC_REGISTERS_RESET_REG_2_RST_RBCN | |
| 8699 | MISC_REGISTERS_RESET_REG_2_RST_GRC | |
| 8700 | MISC_REGISTERS_RESET_REG_2_RST_MCP_N_RESET_REG_HARD_CORE | |
| 8701 | MISC_REGISTERS_RESET_REG_2_RST_MCP_N_HARD_CORE_RST_B; |
| 8702 | |
| 8703 | reset_mask1 = 0xffffffff; |
| 8704 | |
| 8705 | if (CHIP_IS_E1(bp)) |
| 8706 | reset_mask2 = 0xffff; |
| 8707 | else |
| 8708 | reset_mask2 = 0x1ffff; |
| 8709 | |
| 8710 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_CLEAR, |
| 8711 | reset_mask1 & (~not_reset_mask1)); |
| 8712 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_CLEAR, |
| 8713 | reset_mask2 & (~not_reset_mask2)); |
| 8714 | |
| 8715 | barrier(); |
| 8716 | mmiowb(); |
| 8717 | |
| 8718 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_SET, reset_mask1); |
| 8719 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_SET, reset_mask2); |
| 8720 | mmiowb(); |
| 8721 | } |
| 8722 | |
| 8723 | static int bnx2x_process_kill(struct bnx2x *bp) |
| 8724 | { |
| 8725 | int cnt = 1000; |
| 8726 | u32 val = 0; |
| 8727 | u32 sr_cnt, blk_cnt, port_is_idle_0, port_is_idle_1, pgl_exp_rom2; |
| 8728 | |
| 8729 | |
| 8730 | /* Empty the Tetris buffer, wait for 1s */ |
| 8731 | do { |
| 8732 | sr_cnt = REG_RD(bp, PXP2_REG_RD_SR_CNT); |
| 8733 | blk_cnt = REG_RD(bp, PXP2_REG_RD_BLK_CNT); |
| 8734 | port_is_idle_0 = REG_RD(bp, PXP2_REG_RD_PORT_IS_IDLE_0); |
| 8735 | port_is_idle_1 = REG_RD(bp, PXP2_REG_RD_PORT_IS_IDLE_1); |
| 8736 | pgl_exp_rom2 = REG_RD(bp, PXP2_REG_PGL_EXP_ROM2); |
| 8737 | if ((sr_cnt == 0x7e) && (blk_cnt == 0xa0) && |
| 8738 | ((port_is_idle_0 & 0x1) == 0x1) && |
| 8739 | ((port_is_idle_1 & 0x1) == 0x1) && |
| 8740 | (pgl_exp_rom2 == 0xffffffff)) |
| 8741 | break; |
| 8742 | msleep(1); |
| 8743 | } while (cnt-- > 0); |
| 8744 | |
| 8745 | if (cnt <= 0) { |
| 8746 | DP(NETIF_MSG_HW, "Tetris buffer didn't get empty or there" |
| 8747 | " are still" |
| 8748 | " outstanding read requests after 1s!\n"); |
| 8749 | DP(NETIF_MSG_HW, "sr_cnt=0x%08x, blk_cnt=0x%08x," |
| 8750 | " port_is_idle_0=0x%08x," |
| 8751 | " port_is_idle_1=0x%08x, pgl_exp_rom2=0x%08x\n", |
| 8752 | sr_cnt, blk_cnt, port_is_idle_0, port_is_idle_1, |
| 8753 | pgl_exp_rom2); |
| 8754 | return -EAGAIN; |
| 8755 | } |
| 8756 | |
| 8757 | barrier(); |
| 8758 | |
| 8759 | /* Close gates #2, #3 and #4 */ |
| 8760 | bnx2x_set_234_gates(bp, true); |
| 8761 | |
| 8762 | /* TBD: Indicate that "process kill" is in progress to MCP */ |
| 8763 | |
| 8764 | /* Clear "unprepared" bit */ |
| 8765 | REG_WR(bp, MISC_REG_UNPREPARED, 0); |
| 8766 | barrier(); |
| 8767 | |
| 8768 | /* Make sure all is written to the chip before the reset */ |
| 8769 | mmiowb(); |
| 8770 | |
| 8771 | /* Wait for 1ms to empty GLUE and PCI-E core queues, |
| 8772 | * PSWHST, GRC and PSWRD Tetris buffer. |
| 8773 | */ |
| 8774 | msleep(1); |
| 8775 | |
| 8776 | /* Prepare to chip reset: */ |
| 8777 | /* MCP */ |
| 8778 | bnx2x_reset_mcp_prep(bp, &val); |
| 8779 | |
| 8780 | /* PXP */ |
| 8781 | bnx2x_pxp_prep(bp); |
| 8782 | barrier(); |
| 8783 | |
| 8784 | /* reset the chip */ |
| 8785 | bnx2x_process_kill_chip_reset(bp); |
| 8786 | barrier(); |
| 8787 | |
| 8788 | /* Recover after reset: */ |
| 8789 | /* MCP */ |
| 8790 | if (bnx2x_reset_mcp_comp(bp, val)) |
| 8791 | return -EAGAIN; |
| 8792 | |
| 8793 | /* PXP */ |
| 8794 | bnx2x_pxp_prep(bp); |
| 8795 | |
| 8796 | /* Open the gates #2, #3 and #4 */ |
| 8797 | bnx2x_set_234_gates(bp, false); |
| 8798 | |
| 8799 | /* TBD: IGU/AEU preparation bring back the AEU/IGU to a |
| 8800 | * reset state, re-enable attentions. */ |
| 8801 | |
| 8802 | return 0; |
| 8803 | } |
| 8804 | |
| 8805 | static int bnx2x_leader_reset(struct bnx2x *bp) |
| 8806 | { |
| 8807 | int rc = 0; |
| 8808 | /* Try to recover after the failure */ |
| 8809 | if (bnx2x_process_kill(bp)) { |
| 8810 | printk(KERN_ERR "%s: Something bad had happen! Aii!\n", |
| 8811 | bp->dev->name); |
| 8812 | rc = -EAGAIN; |
| 8813 | goto exit_leader_reset; |
| 8814 | } |
| 8815 | |
| 8816 | /* Clear "reset is in progress" bit and update the driver state */ |
| 8817 | bnx2x_set_reset_done(bp); |
| 8818 | bp->recovery_state = BNX2X_RECOVERY_DONE; |
| 8819 | |
| 8820 | exit_leader_reset: |
| 8821 | bp->is_leader = 0; |
| 8822 | bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_RESERVED_08); |
| 8823 | smp_wmb(); |
| 8824 | return rc; |
| 8825 | } |
| 8826 | |
| 8827 | static int bnx2x_set_power_state(struct bnx2x *bp, pci_power_t state); |
| 8828 | |
| 8829 | /* Assumption: runs under rtnl lock. This together with the fact |
| 8830 | * that it's called only from bnx2x_reset_task() ensure that it |
| 8831 | * will never be called when netif_running(bp->dev) is false. |
| 8832 | */ |
| 8833 | static void bnx2x_parity_recover(struct bnx2x *bp) |
| 8834 | { |
| 8835 | DP(NETIF_MSG_HW, "Handling parity\n"); |
| 8836 | while (1) { |
| 8837 | switch (bp->recovery_state) { |
| 8838 | case BNX2X_RECOVERY_INIT: |
| 8839 | DP(NETIF_MSG_HW, "State is BNX2X_RECOVERY_INIT\n"); |
| 8840 | /* Try to get a LEADER_LOCK HW lock */ |
| 8841 | if (bnx2x_trylock_hw_lock(bp, |
| 8842 | HW_LOCK_RESOURCE_RESERVED_08)) |
| 8843 | bp->is_leader = 1; |
| 8844 | |
| 8845 | /* Stop the driver */ |
| 8846 | /* If interface has been removed - break */ |
| 8847 | if (bnx2x_nic_unload(bp, UNLOAD_RECOVERY)) |
| 8848 | return; |
| 8849 | |
| 8850 | bp->recovery_state = BNX2X_RECOVERY_WAIT; |
| 8851 | /* Ensure "is_leader" and "recovery_state" |
| 8852 | * update values are seen on other CPUs |
| 8853 | */ |
| 8854 | smp_wmb(); |
| 8855 | break; |
| 8856 | |
| 8857 | case BNX2X_RECOVERY_WAIT: |
| 8858 | DP(NETIF_MSG_HW, "State is BNX2X_RECOVERY_WAIT\n"); |
| 8859 | if (bp->is_leader) { |
| 8860 | u32 load_counter = bnx2x_get_load_cnt(bp); |
| 8861 | if (load_counter) { |
| 8862 | /* Wait until all other functions get |
| 8863 | * down. |
| 8864 | */ |
| 8865 | schedule_delayed_work(&bp->reset_task, |
| 8866 | HZ/10); |
| 8867 | return; |
| 8868 | } else { |
| 8869 | /* If all other functions got down - |
| 8870 | * try to bring the chip back to |
| 8871 | * normal. In any case it's an exit |
| 8872 | * point for a leader. |
| 8873 | */ |
| 8874 | if (bnx2x_leader_reset(bp) || |
| 8875 | bnx2x_nic_load(bp, LOAD_NORMAL)) { |
| 8876 | printk(KERN_ERR"%s: Recovery " |
| 8877 | "has failed. Power cycle is " |
| 8878 | "needed.\n", bp->dev->name); |
| 8879 | /* Disconnect this device */ |
| 8880 | netif_device_detach(bp->dev); |
| 8881 | /* Block ifup for all function |
| 8882 | * of this ASIC until |
| 8883 | * "process kill" or power |
| 8884 | * cycle. |
| 8885 | */ |
| 8886 | bnx2x_set_reset_in_progress(bp); |
| 8887 | /* Shut down the power */ |
| 8888 | bnx2x_set_power_state(bp, |
| 8889 | PCI_D3hot); |
| 8890 | return; |
| 8891 | } |
| 8892 | |
| 8893 | return; |
| 8894 | } |
| 8895 | } else { /* non-leader */ |
| 8896 | if (!bnx2x_reset_is_done(bp)) { |
| 8897 | /* Try to get a LEADER_LOCK HW lock as |
| 8898 | * long as a former leader may have |
| 8899 | * been unloaded by the user or |
| 8900 | * released a leadership by another |
| 8901 | * reason. |
| 8902 | */ |
| 8903 | if (bnx2x_trylock_hw_lock(bp, |
| 8904 | HW_LOCK_RESOURCE_RESERVED_08)) { |
| 8905 | /* I'm a leader now! Restart a |
| 8906 | * switch case. |
| 8907 | */ |
| 8908 | bp->is_leader = 1; |
| 8909 | break; |
| 8910 | } |
| 8911 | |
| 8912 | schedule_delayed_work(&bp->reset_task, |
| 8913 | HZ/10); |
| 8914 | return; |
| 8915 | |
| 8916 | } else { /* A leader has completed |
| 8917 | * the "process kill". It's an exit |
| 8918 | * point for a non-leader. |
| 8919 | */ |
| 8920 | bnx2x_nic_load(bp, LOAD_NORMAL); |
| 8921 | bp->recovery_state = |
| 8922 | BNX2X_RECOVERY_DONE; |
| 8923 | smp_wmb(); |
| 8924 | return; |
| 8925 | } |
| 8926 | } |
| 8927 | default: |
| 8928 | return; |
| 8929 | } |
| 8930 | } |
| 8931 | } |
| 8932 | |
| 8933 | /* bnx2x_nic_unload() flushes the bnx2x_wq, thus reset task is |
| 8934 | * scheduled on a general queue in order to prevent a dead lock. |
| 8935 | */ |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 8936 | static void bnx2x_reset_task(struct work_struct *work) |
| 8937 | { |
Vladislav Zolotarov | 72fd071 | 2010-04-19 01:13:12 +0000 | [diff] [blame] | 8938 | struct bnx2x *bp = container_of(work, struct bnx2x, reset_task.work); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 8939 | |
| 8940 | #ifdef BNX2X_STOP_ON_ERROR |
| 8941 | BNX2X_ERR("reset task called but STOP_ON_ERROR defined" |
| 8942 | " so reset not done to allow debug dump,\n" |
Vladislav Zolotarov | 72fd071 | 2010-04-19 01:13:12 +0000 | [diff] [blame] | 8943 | KERN_ERR " you will need to reboot when done\n"); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 8944 | return; |
| 8945 | #endif |
| 8946 | |
| 8947 | rtnl_lock(); |
| 8948 | |
| 8949 | if (!netif_running(bp->dev)) |
| 8950 | goto reset_task_exit; |
| 8951 | |
Vladislav Zolotarov | 72fd071 | 2010-04-19 01:13:12 +0000 | [diff] [blame] | 8952 | if (unlikely(bp->recovery_state != BNX2X_RECOVERY_DONE)) |
| 8953 | bnx2x_parity_recover(bp); |
| 8954 | else { |
| 8955 | bnx2x_nic_unload(bp, UNLOAD_NORMAL); |
| 8956 | bnx2x_nic_load(bp, LOAD_NORMAL); |
| 8957 | } |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 8958 | |
| 8959 | reset_task_exit: |
| 8960 | rtnl_unlock(); |
| 8961 | } |
| 8962 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 8963 | /* end of nic load/unload */ |
| 8964 | |
| 8965 | /* ethtool_ops */ |
| 8966 | |
| 8967 | /* |
| 8968 | * Init service functions |
| 8969 | */ |
| 8970 | |
Eilon Greenstein | f1ef27e | 2009-02-12 08:36:23 +0000 | [diff] [blame] | 8971 | static inline u32 bnx2x_get_pretend_reg(struct bnx2x *bp, int func) |
| 8972 | { |
| 8973 | switch (func) { |
| 8974 | case 0: return PXP2_REG_PGL_PRETEND_FUNC_F0; |
| 8975 | case 1: return PXP2_REG_PGL_PRETEND_FUNC_F1; |
| 8976 | case 2: return PXP2_REG_PGL_PRETEND_FUNC_F2; |
| 8977 | case 3: return PXP2_REG_PGL_PRETEND_FUNC_F3; |
| 8978 | case 4: return PXP2_REG_PGL_PRETEND_FUNC_F4; |
| 8979 | case 5: return PXP2_REG_PGL_PRETEND_FUNC_F5; |
| 8980 | case 6: return PXP2_REG_PGL_PRETEND_FUNC_F6; |
| 8981 | case 7: return PXP2_REG_PGL_PRETEND_FUNC_F7; |
| 8982 | default: |
| 8983 | BNX2X_ERR("Unsupported function index: %d\n", func); |
| 8984 | return (u32)(-1); |
| 8985 | } |
| 8986 | } |
| 8987 | |
| 8988 | static void bnx2x_undi_int_disable_e1h(struct bnx2x *bp, int orig_func) |
| 8989 | { |
| 8990 | u32 reg = bnx2x_get_pretend_reg(bp, orig_func), new_val; |
| 8991 | |
| 8992 | /* Flush all outstanding writes */ |
| 8993 | mmiowb(); |
| 8994 | |
| 8995 | /* Pretend to be function 0 */ |
| 8996 | REG_WR(bp, reg, 0); |
| 8997 | /* Flush the GRC transaction (in the chip) */ |
| 8998 | new_val = REG_RD(bp, reg); |
| 8999 | if (new_val != 0) { |
| 9000 | BNX2X_ERR("Hmmm... Pretend register wasn't updated: (0,%d)!\n", |
| 9001 | new_val); |
| 9002 | BUG(); |
| 9003 | } |
| 9004 | |
| 9005 | /* From now we are in the "like-E1" mode */ |
| 9006 | bnx2x_int_disable(bp); |
| 9007 | |
| 9008 | /* Flush all outstanding writes */ |
| 9009 | mmiowb(); |
| 9010 | |
| 9011 | /* Restore the original funtion settings */ |
| 9012 | REG_WR(bp, reg, orig_func); |
| 9013 | new_val = REG_RD(bp, reg); |
| 9014 | if (new_val != orig_func) { |
| 9015 | BNX2X_ERR("Hmmm... Pretend register wasn't updated: (%d,%d)!\n", |
| 9016 | orig_func, new_val); |
| 9017 | BUG(); |
| 9018 | } |
| 9019 | } |
| 9020 | |
| 9021 | static inline void bnx2x_undi_int_disable(struct bnx2x *bp, int func) |
| 9022 | { |
| 9023 | if (CHIP_IS_E1H(bp)) |
| 9024 | bnx2x_undi_int_disable_e1h(bp, func); |
| 9025 | else |
| 9026 | bnx2x_int_disable(bp); |
| 9027 | } |
| 9028 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9029 | static void __devinit bnx2x_undi_unload(struct bnx2x *bp) |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9030 | { |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9031 | u32 val; |
| 9032 | |
| 9033 | /* Check if there is any driver already loaded */ |
| 9034 | val = REG_RD(bp, MISC_REG_UNPREPARED); |
| 9035 | if (val == 0x1) { |
| 9036 | /* Check if it is the UNDI driver |
| 9037 | * UNDI driver initializes CID offset for normal bell to 0x7 |
| 9038 | */ |
Yitchak Gertner | 4a37fb6 | 2008-08-13 15:50:23 -0700 | [diff] [blame] | 9039 | bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_UNDI); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9040 | val = REG_RD(bp, DORQ_REG_NORM_CID_OFST); |
| 9041 | if (val == 0x7) { |
| 9042 | u32 reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_DIS; |
Vladislav Zolotarov | da5a662 | 2008-08-13 15:50:00 -0700 | [diff] [blame] | 9043 | /* save our func */ |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9044 | int func = BP_FUNC(bp); |
Vladislav Zolotarov | da5a662 | 2008-08-13 15:50:00 -0700 | [diff] [blame] | 9045 | u32 swap_en; |
| 9046 | u32 swap_val; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9047 | |
Eilon Greenstein | b466173 | 2009-01-14 06:43:56 +0000 | [diff] [blame] | 9048 | /* clear the UNDI indication */ |
| 9049 | REG_WR(bp, DORQ_REG_NORM_CID_OFST, 0); |
| 9050 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9051 | BNX2X_DEV_INFO("UNDI is active! reset device\n"); |
| 9052 | |
| 9053 | /* try unload UNDI on port 0 */ |
| 9054 | bp->func = 0; |
Vladislav Zolotarov | da5a662 | 2008-08-13 15:50:00 -0700 | [diff] [blame] | 9055 | bp->fw_seq = |
| 9056 | (SHMEM_RD(bp, func_mb[bp->func].drv_mb_header) & |
| 9057 | DRV_MSG_SEQ_NUMBER_MASK); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9058 | reset_code = bnx2x_fw_command(bp, reset_code); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9059 | |
| 9060 | /* if UNDI is loaded on the other port */ |
| 9061 | if (reset_code != FW_MSG_CODE_DRV_UNLOAD_COMMON) { |
| 9062 | |
Vladislav Zolotarov | da5a662 | 2008-08-13 15:50:00 -0700 | [diff] [blame] | 9063 | /* send "DONE" for previous unload */ |
| 9064 | bnx2x_fw_command(bp, DRV_MSG_CODE_UNLOAD_DONE); |
| 9065 | |
| 9066 | /* unload UNDI on port 1 */ |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9067 | bp->func = 1; |
Vladislav Zolotarov | da5a662 | 2008-08-13 15:50:00 -0700 | [diff] [blame] | 9068 | bp->fw_seq = |
| 9069 | (SHMEM_RD(bp, func_mb[bp->func].drv_mb_header) & |
| 9070 | DRV_MSG_SEQ_NUMBER_MASK); |
| 9071 | reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_DIS; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9072 | |
Vladislav Zolotarov | da5a662 | 2008-08-13 15:50:00 -0700 | [diff] [blame] | 9073 | bnx2x_fw_command(bp, reset_code); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9074 | } |
| 9075 | |
Eilon Greenstein | b466173 | 2009-01-14 06:43:56 +0000 | [diff] [blame] | 9076 | /* now it's safe to release the lock */ |
| 9077 | bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_UNDI); |
| 9078 | |
Eilon Greenstein | f1ef27e | 2009-02-12 08:36:23 +0000 | [diff] [blame] | 9079 | bnx2x_undi_int_disable(bp, func); |
Vladislav Zolotarov | da5a662 | 2008-08-13 15:50:00 -0700 | [diff] [blame] | 9080 | |
| 9081 | /* close input traffic and wait for it */ |
| 9082 | /* Do not rcv packets to BRB */ |
| 9083 | REG_WR(bp, |
| 9084 | (BP_PORT(bp) ? NIG_REG_LLH1_BRB1_DRV_MASK : |
| 9085 | NIG_REG_LLH0_BRB1_DRV_MASK), 0x0); |
| 9086 | /* Do not direct rcv packets that are not for MCP to |
| 9087 | * the BRB */ |
| 9088 | REG_WR(bp, |
| 9089 | (BP_PORT(bp) ? NIG_REG_LLH1_BRB1_NOT_MCP : |
| 9090 | NIG_REG_LLH0_BRB1_NOT_MCP), 0x0); |
| 9091 | /* clear AEU */ |
| 9092 | REG_WR(bp, |
| 9093 | (BP_PORT(bp) ? MISC_REG_AEU_MASK_ATTN_FUNC_1 : |
| 9094 | MISC_REG_AEU_MASK_ATTN_FUNC_0), 0); |
| 9095 | msleep(10); |
| 9096 | |
| 9097 | /* save NIG port swap info */ |
| 9098 | swap_val = REG_RD(bp, NIG_REG_PORT_SWAP); |
| 9099 | swap_en = REG_RD(bp, NIG_REG_STRAP_OVERRIDE); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9100 | /* reset device */ |
| 9101 | REG_WR(bp, |
| 9102 | GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_CLEAR, |
Vladislav Zolotarov | da5a662 | 2008-08-13 15:50:00 -0700 | [diff] [blame] | 9103 | 0xd3ffffff); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9104 | REG_WR(bp, |
| 9105 | GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_CLEAR, |
| 9106 | 0x1403); |
Vladislav Zolotarov | da5a662 | 2008-08-13 15:50:00 -0700 | [diff] [blame] | 9107 | /* take the NIG out of reset and restore swap values */ |
| 9108 | REG_WR(bp, |
| 9109 | GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_SET, |
| 9110 | MISC_REGISTERS_RESET_REG_1_RST_NIG); |
| 9111 | REG_WR(bp, NIG_REG_PORT_SWAP, swap_val); |
| 9112 | REG_WR(bp, NIG_REG_STRAP_OVERRIDE, swap_en); |
| 9113 | |
| 9114 | /* send unload done to the MCP */ |
| 9115 | bnx2x_fw_command(bp, DRV_MSG_CODE_UNLOAD_DONE); |
| 9116 | |
| 9117 | /* restore our func and fw_seq */ |
| 9118 | bp->func = func; |
| 9119 | bp->fw_seq = |
| 9120 | (SHMEM_RD(bp, func_mb[bp->func].drv_mb_header) & |
| 9121 | DRV_MSG_SEQ_NUMBER_MASK); |
Eilon Greenstein | b466173 | 2009-01-14 06:43:56 +0000 | [diff] [blame] | 9122 | |
| 9123 | } else |
| 9124 | bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_UNDI); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9125 | } |
| 9126 | } |
| 9127 | |
| 9128 | static void __devinit bnx2x_get_common_hwinfo(struct bnx2x *bp) |
| 9129 | { |
| 9130 | u32 val, val2, val3, val4, id; |
Eilon Greenstein | 72ce58c | 2008-08-13 15:52:46 -0700 | [diff] [blame] | 9131 | u16 pmc; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9132 | |
| 9133 | /* Get the chip revision id and number. */ |
| 9134 | /* chip num:16-31, rev:12-15, metal:4-11, bond_id:0-3 */ |
| 9135 | val = REG_RD(bp, MISC_REG_CHIP_NUM); |
| 9136 | id = ((val & 0xffff) << 16); |
| 9137 | val = REG_RD(bp, MISC_REG_CHIP_REV); |
| 9138 | id |= ((val & 0xf) << 12); |
| 9139 | val = REG_RD(bp, MISC_REG_CHIP_METAL); |
| 9140 | id |= ((val & 0xff) << 4); |
Eilon Greenstein | 5a40e08 | 2009-01-14 06:44:04 +0000 | [diff] [blame] | 9141 | val = REG_RD(bp, MISC_REG_BOND_ID); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9142 | id |= (val & 0xf); |
| 9143 | bp->common.chip_id = id; |
| 9144 | bp->link_params.chip_id = bp->common.chip_id; |
| 9145 | BNX2X_DEV_INFO("chip ID is 0x%x\n", id); |
| 9146 | |
Eilon Greenstein | 1c06328 | 2009-02-12 08:36:43 +0000 | [diff] [blame] | 9147 | val = (REG_RD(bp, 0x2874) & 0x55); |
| 9148 | if ((bp->common.chip_id & 0x1) || |
| 9149 | (CHIP_IS_E1(bp) && val) || (CHIP_IS_E1H(bp) && (val == 0x55))) { |
| 9150 | bp->flags |= ONE_PORT_FLAG; |
| 9151 | BNX2X_DEV_INFO("single port device\n"); |
| 9152 | } |
| 9153 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9154 | val = REG_RD(bp, MCP_REG_MCPR_NVM_CFG4); |
| 9155 | bp->common.flash_size = (NVRAM_1MB_SIZE << |
| 9156 | (val & MCPR_NVM_CFG4_FLASH_SIZE)); |
| 9157 | BNX2X_DEV_INFO("flash_size 0x%x (%d)\n", |
| 9158 | bp->common.flash_size, bp->common.flash_size); |
| 9159 | |
| 9160 | bp->common.shmem_base = REG_RD(bp, MISC_REG_SHARED_MEM_ADDR); |
Eilon Greenstein | 2691d51 | 2009-08-12 08:22:08 +0000 | [diff] [blame] | 9161 | bp->common.shmem2_base = REG_RD(bp, MISC_REG_GENERIC_CR_0); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9162 | bp->link_params.shmem_base = bp->common.shmem_base; |
Eilon Greenstein | 2691d51 | 2009-08-12 08:22:08 +0000 | [diff] [blame] | 9163 | BNX2X_DEV_INFO("shmem offset 0x%x shmem2 offset 0x%x\n", |
| 9164 | bp->common.shmem_base, bp->common.shmem2_base); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9165 | |
| 9166 | if (!bp->common.shmem_base || |
| 9167 | (bp->common.shmem_base < 0xA0000) || |
| 9168 | (bp->common.shmem_base >= 0xC0000)) { |
| 9169 | BNX2X_DEV_INFO("MCP not active\n"); |
| 9170 | bp->flags |= NO_MCP_FLAG; |
| 9171 | return; |
| 9172 | } |
| 9173 | |
| 9174 | val = SHMEM_RD(bp, validity_map[BP_PORT(bp)]); |
| 9175 | if ((val & (SHR_MEM_VALIDITY_DEV_INFO | SHR_MEM_VALIDITY_MB)) |
| 9176 | != (SHR_MEM_VALIDITY_DEV_INFO | SHR_MEM_VALIDITY_MB)) |
Vladislav Zolotarov | cdaa7cb | 2010-04-19 01:13:57 +0000 | [diff] [blame] | 9177 | BNX2X_ERROR("BAD MCP validity signature\n"); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9178 | |
| 9179 | bp->common.hw_config = SHMEM_RD(bp, dev_info.shared_hw_config.config); |
Eilon Greenstein | 35b19ba | 2009-02-12 08:36:47 +0000 | [diff] [blame] | 9180 | BNX2X_DEV_INFO("hw_config 0x%08x\n", bp->common.hw_config); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9181 | |
| 9182 | bp->link_params.hw_led_mode = ((bp->common.hw_config & |
| 9183 | SHARED_HW_CFG_LED_MODE_MASK) >> |
| 9184 | SHARED_HW_CFG_LED_MODE_SHIFT); |
| 9185 | |
Eilon Greenstein | c2c8b03 | 2009-02-12 08:37:14 +0000 | [diff] [blame] | 9186 | bp->link_params.feature_config_flags = 0; |
| 9187 | val = SHMEM_RD(bp, dev_info.shared_feature_config.config); |
| 9188 | if (val & SHARED_FEAT_CFG_OVERRIDE_PREEMPHASIS_CFG_ENABLED) |
| 9189 | bp->link_params.feature_config_flags |= |
| 9190 | FEATURE_CONFIG_OVERRIDE_PREEMPHASIS_ENABLED; |
| 9191 | else |
| 9192 | bp->link_params.feature_config_flags &= |
| 9193 | ~FEATURE_CONFIG_OVERRIDE_PREEMPHASIS_ENABLED; |
| 9194 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9195 | val = SHMEM_RD(bp, dev_info.bc_rev) >> 8; |
| 9196 | bp->common.bc_ver = val; |
| 9197 | BNX2X_DEV_INFO("bc_ver %X\n", val); |
| 9198 | if (val < BNX2X_BC_VER) { |
| 9199 | /* for now only warn |
| 9200 | * later we might need to enforce this */ |
Vladislav Zolotarov | cdaa7cb | 2010-04-19 01:13:57 +0000 | [diff] [blame] | 9201 | BNX2X_ERROR("This driver needs bc_ver %X but found %X, " |
| 9202 | "please upgrade BC\n", BNX2X_BC_VER, val); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9203 | } |
Eilon Greenstein | 4d295db | 2009-07-21 05:47:47 +0000 | [diff] [blame] | 9204 | bp->link_params.feature_config_flags |= |
| 9205 | (val >= REQ_BC_VER_4_VRFY_OPT_MDL) ? |
| 9206 | FEATURE_CONFIG_BC_SUPPORTS_OPT_MDL_VRFY : 0; |
Eilon Greenstein | 72ce58c | 2008-08-13 15:52:46 -0700 | [diff] [blame] | 9207 | |
| 9208 | if (BP_E1HVN(bp) == 0) { |
| 9209 | pci_read_config_word(bp->pdev, bp->pm_cap + PCI_PM_PMC, &pmc); |
| 9210 | bp->flags |= (pmc & PCI_PM_CAP_PME_D3cold) ? 0 : NO_WOL_FLAG; |
| 9211 | } else { |
| 9212 | /* no WOL capability for E1HVN != 0 */ |
| 9213 | bp->flags |= NO_WOL_FLAG; |
| 9214 | } |
| 9215 | BNX2X_DEV_INFO("%sWoL capable\n", |
Eilon Greenstein | f537225 | 2009-02-12 08:38:30 +0000 | [diff] [blame] | 9216 | (bp->flags & NO_WOL_FLAG) ? "not " : ""); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9217 | |
| 9218 | val = SHMEM_RD(bp, dev_info.shared_hw_config.part_num); |
| 9219 | val2 = SHMEM_RD(bp, dev_info.shared_hw_config.part_num[4]); |
| 9220 | val3 = SHMEM_RD(bp, dev_info.shared_hw_config.part_num[8]); |
| 9221 | val4 = SHMEM_RD(bp, dev_info.shared_hw_config.part_num[12]); |
| 9222 | |
Vladislav Zolotarov | cdaa7cb | 2010-04-19 01:13:57 +0000 | [diff] [blame] | 9223 | dev_info(&bp->pdev->dev, "part number %X-%X-%X-%X\n", |
| 9224 | val, val2, val3, val4); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9225 | } |
| 9226 | |
| 9227 | static void __devinit bnx2x_link_settings_supported(struct bnx2x *bp, |
| 9228 | u32 switch_cfg) |
| 9229 | { |
| 9230 | int port = BP_PORT(bp); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9231 | u32 ext_phy_type; |
| 9232 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9233 | switch (switch_cfg) { |
| 9234 | case SWITCH_CFG_1G: |
| 9235 | BNX2X_DEV_INFO("switch_cfg 0x%x (1G)\n", switch_cfg); |
| 9236 | |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 9237 | ext_phy_type = |
| 9238 | SERDES_EXT_PHY_TYPE(bp->link_params.ext_phy_config); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9239 | switch (ext_phy_type) { |
| 9240 | case PORT_HW_CFG_SERDES_EXT_PHY_TYPE_DIRECT: |
| 9241 | BNX2X_DEV_INFO("ext_phy_type 0x%x (Direct)\n", |
| 9242 | ext_phy_type); |
| 9243 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9244 | bp->port.supported |= (SUPPORTED_10baseT_Half | |
| 9245 | SUPPORTED_10baseT_Full | |
| 9246 | SUPPORTED_100baseT_Half | |
| 9247 | SUPPORTED_100baseT_Full | |
| 9248 | SUPPORTED_1000baseT_Full | |
| 9249 | SUPPORTED_2500baseX_Full | |
| 9250 | SUPPORTED_TP | |
| 9251 | SUPPORTED_FIBRE | |
| 9252 | SUPPORTED_Autoneg | |
| 9253 | SUPPORTED_Pause | |
| 9254 | SUPPORTED_Asym_Pause); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9255 | break; |
| 9256 | |
| 9257 | case PORT_HW_CFG_SERDES_EXT_PHY_TYPE_BCM5482: |
| 9258 | BNX2X_DEV_INFO("ext_phy_type 0x%x (5482)\n", |
| 9259 | ext_phy_type); |
| 9260 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9261 | bp->port.supported |= (SUPPORTED_10baseT_Half | |
| 9262 | SUPPORTED_10baseT_Full | |
| 9263 | SUPPORTED_100baseT_Half | |
| 9264 | SUPPORTED_100baseT_Full | |
| 9265 | SUPPORTED_1000baseT_Full | |
| 9266 | SUPPORTED_TP | |
| 9267 | SUPPORTED_FIBRE | |
| 9268 | SUPPORTED_Autoneg | |
| 9269 | SUPPORTED_Pause | |
| 9270 | SUPPORTED_Asym_Pause); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9271 | break; |
| 9272 | |
| 9273 | default: |
| 9274 | BNX2X_ERR("NVRAM config error. " |
| 9275 | "BAD SerDes ext_phy_config 0x%x\n", |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 9276 | bp->link_params.ext_phy_config); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9277 | return; |
| 9278 | } |
| 9279 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9280 | bp->port.phy_addr = REG_RD(bp, NIG_REG_SERDES0_CTRL_PHY_ADDR + |
| 9281 | port*0x10); |
| 9282 | BNX2X_DEV_INFO("phy_addr 0x%x\n", bp->port.phy_addr); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9283 | break; |
| 9284 | |
| 9285 | case SWITCH_CFG_10G: |
| 9286 | BNX2X_DEV_INFO("switch_cfg 0x%x (10G)\n", switch_cfg); |
| 9287 | |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 9288 | ext_phy_type = |
| 9289 | XGXS_EXT_PHY_TYPE(bp->link_params.ext_phy_config); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9290 | switch (ext_phy_type) { |
| 9291 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT: |
| 9292 | BNX2X_DEV_INFO("ext_phy_type 0x%x (Direct)\n", |
| 9293 | ext_phy_type); |
| 9294 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9295 | bp->port.supported |= (SUPPORTED_10baseT_Half | |
| 9296 | SUPPORTED_10baseT_Full | |
| 9297 | SUPPORTED_100baseT_Half | |
| 9298 | SUPPORTED_100baseT_Full | |
| 9299 | SUPPORTED_1000baseT_Full | |
| 9300 | SUPPORTED_2500baseX_Full | |
| 9301 | SUPPORTED_10000baseT_Full | |
| 9302 | SUPPORTED_TP | |
| 9303 | SUPPORTED_FIBRE | |
| 9304 | SUPPORTED_Autoneg | |
| 9305 | SUPPORTED_Pause | |
| 9306 | SUPPORTED_Asym_Pause); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9307 | break; |
| 9308 | |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 9309 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8072: |
| 9310 | BNX2X_DEV_INFO("ext_phy_type 0x%x (8072)\n", |
| 9311 | ext_phy_type); |
| 9312 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9313 | bp->port.supported |= (SUPPORTED_10000baseT_Full | |
| 9314 | SUPPORTED_1000baseT_Full | |
| 9315 | SUPPORTED_FIBRE | |
| 9316 | SUPPORTED_Autoneg | |
| 9317 | SUPPORTED_Pause | |
| 9318 | SUPPORTED_Asym_Pause); |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 9319 | break; |
| 9320 | |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 9321 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073: |
| 9322 | BNX2X_DEV_INFO("ext_phy_type 0x%x (8073)\n", |
| 9323 | ext_phy_type); |
| 9324 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9325 | bp->port.supported |= (SUPPORTED_10000baseT_Full | |
| 9326 | SUPPORTED_2500baseX_Full | |
| 9327 | SUPPORTED_1000baseT_Full | |
| 9328 | SUPPORTED_FIBRE | |
| 9329 | SUPPORTED_Autoneg | |
| 9330 | SUPPORTED_Pause | |
| 9331 | SUPPORTED_Asym_Pause); |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 9332 | break; |
| 9333 | |
Eilon Greenstein | 589abe3 | 2009-02-12 08:36:55 +0000 | [diff] [blame] | 9334 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8705: |
| 9335 | BNX2X_DEV_INFO("ext_phy_type 0x%x (8705)\n", |
| 9336 | ext_phy_type); |
| 9337 | |
| 9338 | bp->port.supported |= (SUPPORTED_10000baseT_Full | |
| 9339 | SUPPORTED_FIBRE | |
| 9340 | SUPPORTED_Pause | |
| 9341 | SUPPORTED_Asym_Pause); |
| 9342 | break; |
| 9343 | |
| 9344 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8706: |
| 9345 | BNX2X_DEV_INFO("ext_phy_type 0x%x (8706)\n", |
| 9346 | ext_phy_type); |
| 9347 | |
| 9348 | bp->port.supported |= (SUPPORTED_10000baseT_Full | |
| 9349 | SUPPORTED_1000baseT_Full | |
| 9350 | SUPPORTED_FIBRE | |
| 9351 | SUPPORTED_Pause | |
| 9352 | SUPPORTED_Asym_Pause); |
| 9353 | break; |
| 9354 | |
| 9355 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726: |
| 9356 | BNX2X_DEV_INFO("ext_phy_type 0x%x (8726)\n", |
| 9357 | ext_phy_type); |
| 9358 | |
| 9359 | bp->port.supported |= (SUPPORTED_10000baseT_Full | |
| 9360 | SUPPORTED_1000baseT_Full | |
| 9361 | SUPPORTED_Autoneg | |
| 9362 | SUPPORTED_FIBRE | |
| 9363 | SUPPORTED_Pause | |
| 9364 | SUPPORTED_Asym_Pause); |
| 9365 | break; |
| 9366 | |
Eilon Greenstein | 4d295db | 2009-07-21 05:47:47 +0000 | [diff] [blame] | 9367 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8727: |
| 9368 | BNX2X_DEV_INFO("ext_phy_type 0x%x (8727)\n", |
| 9369 | ext_phy_type); |
| 9370 | |
| 9371 | bp->port.supported |= (SUPPORTED_10000baseT_Full | |
| 9372 | SUPPORTED_1000baseT_Full | |
| 9373 | SUPPORTED_Autoneg | |
| 9374 | SUPPORTED_FIBRE | |
| 9375 | SUPPORTED_Pause | |
| 9376 | SUPPORTED_Asym_Pause); |
| 9377 | break; |
| 9378 | |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 9379 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101: |
| 9380 | BNX2X_DEV_INFO("ext_phy_type 0x%x (SFX7101)\n", |
| 9381 | ext_phy_type); |
| 9382 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9383 | bp->port.supported |= (SUPPORTED_10000baseT_Full | |
| 9384 | SUPPORTED_TP | |
| 9385 | SUPPORTED_Autoneg | |
| 9386 | SUPPORTED_Pause | |
| 9387 | SUPPORTED_Asym_Pause); |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 9388 | break; |
| 9389 | |
Eilon Greenstein | 2857718 | 2009-02-12 08:37:00 +0000 | [diff] [blame] | 9390 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8481: |
| 9391 | BNX2X_DEV_INFO("ext_phy_type 0x%x (BCM8481)\n", |
| 9392 | ext_phy_type); |
| 9393 | |
| 9394 | bp->port.supported |= (SUPPORTED_10baseT_Half | |
| 9395 | SUPPORTED_10baseT_Full | |
| 9396 | SUPPORTED_100baseT_Half | |
| 9397 | SUPPORTED_100baseT_Full | |
| 9398 | SUPPORTED_1000baseT_Full | |
| 9399 | SUPPORTED_10000baseT_Full | |
| 9400 | SUPPORTED_TP | |
| 9401 | SUPPORTED_Autoneg | |
| 9402 | SUPPORTED_Pause | |
| 9403 | SUPPORTED_Asym_Pause); |
| 9404 | break; |
| 9405 | |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 9406 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_FAILURE: |
| 9407 | BNX2X_ERR("XGXS PHY Failure detected 0x%x\n", |
| 9408 | bp->link_params.ext_phy_config); |
| 9409 | break; |
| 9410 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9411 | default: |
| 9412 | BNX2X_ERR("NVRAM config error. " |
| 9413 | "BAD XGXS ext_phy_config 0x%x\n", |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 9414 | bp->link_params.ext_phy_config); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9415 | return; |
| 9416 | } |
| 9417 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9418 | bp->port.phy_addr = REG_RD(bp, NIG_REG_XGXS0_CTRL_PHY_ADDR + |
| 9419 | port*0x18); |
| 9420 | BNX2X_DEV_INFO("phy_addr 0x%x\n", bp->port.phy_addr); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9421 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9422 | break; |
| 9423 | |
| 9424 | default: |
| 9425 | BNX2X_ERR("BAD switch_cfg link_config 0x%x\n", |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9426 | bp->port.link_config); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9427 | return; |
| 9428 | } |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9429 | bp->link_params.phy_addr = bp->port.phy_addr; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9430 | |
| 9431 | /* mask what we support according to speed_cap_mask */ |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 9432 | if (!(bp->link_params.speed_cap_mask & |
| 9433 | PORT_HW_CFG_SPEED_CAPABILITY_D0_10M_HALF)) |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9434 | bp->port.supported &= ~SUPPORTED_10baseT_Half; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9435 | |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 9436 | if (!(bp->link_params.speed_cap_mask & |
| 9437 | PORT_HW_CFG_SPEED_CAPABILITY_D0_10M_FULL)) |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9438 | bp->port.supported &= ~SUPPORTED_10baseT_Full; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9439 | |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 9440 | if (!(bp->link_params.speed_cap_mask & |
| 9441 | PORT_HW_CFG_SPEED_CAPABILITY_D0_100M_HALF)) |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9442 | bp->port.supported &= ~SUPPORTED_100baseT_Half; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9443 | |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 9444 | if (!(bp->link_params.speed_cap_mask & |
| 9445 | PORT_HW_CFG_SPEED_CAPABILITY_D0_100M_FULL)) |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9446 | bp->port.supported &= ~SUPPORTED_100baseT_Full; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9447 | |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 9448 | if (!(bp->link_params.speed_cap_mask & |
| 9449 | PORT_HW_CFG_SPEED_CAPABILITY_D0_1G)) |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9450 | bp->port.supported &= ~(SUPPORTED_1000baseT_Half | |
| 9451 | SUPPORTED_1000baseT_Full); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9452 | |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 9453 | if (!(bp->link_params.speed_cap_mask & |
| 9454 | PORT_HW_CFG_SPEED_CAPABILITY_D0_2_5G)) |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9455 | bp->port.supported &= ~SUPPORTED_2500baseX_Full; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9456 | |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 9457 | if (!(bp->link_params.speed_cap_mask & |
| 9458 | PORT_HW_CFG_SPEED_CAPABILITY_D0_10G)) |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9459 | bp->port.supported &= ~SUPPORTED_10000baseT_Full; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9460 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9461 | BNX2X_DEV_INFO("supported 0x%x\n", bp->port.supported); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9462 | } |
| 9463 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9464 | static void __devinit bnx2x_link_settings_requested(struct bnx2x *bp) |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9465 | { |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 9466 | bp->link_params.req_duplex = DUPLEX_FULL; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9467 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9468 | switch (bp->port.link_config & PORT_FEATURE_LINK_SPEED_MASK) { |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9469 | case PORT_FEATURE_LINK_SPEED_AUTO: |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9470 | if (bp->port.supported & SUPPORTED_Autoneg) { |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 9471 | bp->link_params.req_line_speed = SPEED_AUTO_NEG; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9472 | bp->port.advertising = bp->port.supported; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9473 | } else { |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 9474 | u32 ext_phy_type = |
| 9475 | XGXS_EXT_PHY_TYPE(bp->link_params.ext_phy_config); |
| 9476 | |
| 9477 | if ((ext_phy_type == |
| 9478 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8705) || |
| 9479 | (ext_phy_type == |
| 9480 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8706)) { |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9481 | /* force 10G, no AN */ |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 9482 | bp->link_params.req_line_speed = SPEED_10000; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9483 | bp->port.advertising = |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9484 | (ADVERTISED_10000baseT_Full | |
| 9485 | ADVERTISED_FIBRE); |
| 9486 | break; |
| 9487 | } |
| 9488 | BNX2X_ERR("NVRAM config error. " |
| 9489 | "Invalid link_config 0x%x" |
| 9490 | " Autoneg not supported\n", |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9491 | bp->port.link_config); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9492 | return; |
| 9493 | } |
| 9494 | break; |
| 9495 | |
| 9496 | case PORT_FEATURE_LINK_SPEED_10M_FULL: |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9497 | if (bp->port.supported & SUPPORTED_10baseT_Full) { |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 9498 | bp->link_params.req_line_speed = SPEED_10; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9499 | bp->port.advertising = (ADVERTISED_10baseT_Full | |
| 9500 | ADVERTISED_TP); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9501 | } else { |
Vladislav Zolotarov | cdaa7cb | 2010-04-19 01:13:57 +0000 | [diff] [blame] | 9502 | BNX2X_ERROR("NVRAM config error. " |
| 9503 | "Invalid link_config 0x%x" |
| 9504 | " speed_cap_mask 0x%x\n", |
| 9505 | bp->port.link_config, |
| 9506 | bp->link_params.speed_cap_mask); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9507 | return; |
| 9508 | } |
| 9509 | break; |
| 9510 | |
| 9511 | case PORT_FEATURE_LINK_SPEED_10M_HALF: |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9512 | if (bp->port.supported & SUPPORTED_10baseT_Half) { |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 9513 | bp->link_params.req_line_speed = SPEED_10; |
| 9514 | bp->link_params.req_duplex = DUPLEX_HALF; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9515 | bp->port.advertising = (ADVERTISED_10baseT_Half | |
| 9516 | ADVERTISED_TP); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9517 | } else { |
Vladislav Zolotarov | cdaa7cb | 2010-04-19 01:13:57 +0000 | [diff] [blame] | 9518 | BNX2X_ERROR("NVRAM config error. " |
| 9519 | "Invalid link_config 0x%x" |
| 9520 | " speed_cap_mask 0x%x\n", |
| 9521 | bp->port.link_config, |
| 9522 | bp->link_params.speed_cap_mask); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9523 | return; |
| 9524 | } |
| 9525 | break; |
| 9526 | |
| 9527 | case PORT_FEATURE_LINK_SPEED_100M_FULL: |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9528 | if (bp->port.supported & SUPPORTED_100baseT_Full) { |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 9529 | bp->link_params.req_line_speed = SPEED_100; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9530 | bp->port.advertising = (ADVERTISED_100baseT_Full | |
| 9531 | ADVERTISED_TP); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9532 | } else { |
Vladislav Zolotarov | cdaa7cb | 2010-04-19 01:13:57 +0000 | [diff] [blame] | 9533 | BNX2X_ERROR("NVRAM config error. " |
| 9534 | "Invalid link_config 0x%x" |
| 9535 | " speed_cap_mask 0x%x\n", |
| 9536 | bp->port.link_config, |
| 9537 | bp->link_params.speed_cap_mask); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9538 | return; |
| 9539 | } |
| 9540 | break; |
| 9541 | |
| 9542 | case PORT_FEATURE_LINK_SPEED_100M_HALF: |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9543 | if (bp->port.supported & SUPPORTED_100baseT_Half) { |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 9544 | bp->link_params.req_line_speed = SPEED_100; |
| 9545 | bp->link_params.req_duplex = DUPLEX_HALF; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9546 | bp->port.advertising = (ADVERTISED_100baseT_Half | |
| 9547 | ADVERTISED_TP); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9548 | } else { |
Vladislav Zolotarov | cdaa7cb | 2010-04-19 01:13:57 +0000 | [diff] [blame] | 9549 | BNX2X_ERROR("NVRAM config error. " |
| 9550 | "Invalid link_config 0x%x" |
| 9551 | " speed_cap_mask 0x%x\n", |
| 9552 | bp->port.link_config, |
| 9553 | bp->link_params.speed_cap_mask); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9554 | return; |
| 9555 | } |
| 9556 | break; |
| 9557 | |
| 9558 | case PORT_FEATURE_LINK_SPEED_1G: |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9559 | if (bp->port.supported & SUPPORTED_1000baseT_Full) { |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 9560 | bp->link_params.req_line_speed = SPEED_1000; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9561 | bp->port.advertising = (ADVERTISED_1000baseT_Full | |
| 9562 | ADVERTISED_TP); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9563 | } else { |
Vladislav Zolotarov | cdaa7cb | 2010-04-19 01:13:57 +0000 | [diff] [blame] | 9564 | BNX2X_ERROR("NVRAM config error. " |
| 9565 | "Invalid link_config 0x%x" |
| 9566 | " speed_cap_mask 0x%x\n", |
| 9567 | bp->port.link_config, |
| 9568 | bp->link_params.speed_cap_mask); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9569 | return; |
| 9570 | } |
| 9571 | break; |
| 9572 | |
| 9573 | case PORT_FEATURE_LINK_SPEED_2_5G: |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9574 | if (bp->port.supported & SUPPORTED_2500baseX_Full) { |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 9575 | bp->link_params.req_line_speed = SPEED_2500; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9576 | bp->port.advertising = (ADVERTISED_2500baseX_Full | |
| 9577 | ADVERTISED_TP); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9578 | } else { |
Vladislav Zolotarov | cdaa7cb | 2010-04-19 01:13:57 +0000 | [diff] [blame] | 9579 | BNX2X_ERROR("NVRAM config error. " |
| 9580 | "Invalid link_config 0x%x" |
| 9581 | " speed_cap_mask 0x%x\n", |
| 9582 | bp->port.link_config, |
| 9583 | bp->link_params.speed_cap_mask); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9584 | return; |
| 9585 | } |
| 9586 | break; |
| 9587 | |
| 9588 | case PORT_FEATURE_LINK_SPEED_10G_CX4: |
| 9589 | case PORT_FEATURE_LINK_SPEED_10G_KX4: |
| 9590 | case PORT_FEATURE_LINK_SPEED_10G_KR: |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9591 | if (bp->port.supported & SUPPORTED_10000baseT_Full) { |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 9592 | bp->link_params.req_line_speed = SPEED_10000; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9593 | bp->port.advertising = (ADVERTISED_10000baseT_Full | |
| 9594 | ADVERTISED_FIBRE); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9595 | } else { |
Vladislav Zolotarov | cdaa7cb | 2010-04-19 01:13:57 +0000 | [diff] [blame] | 9596 | BNX2X_ERROR("NVRAM config error. " |
| 9597 | "Invalid link_config 0x%x" |
| 9598 | " speed_cap_mask 0x%x\n", |
| 9599 | bp->port.link_config, |
| 9600 | bp->link_params.speed_cap_mask); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9601 | return; |
| 9602 | } |
| 9603 | break; |
| 9604 | |
| 9605 | default: |
Vladislav Zolotarov | cdaa7cb | 2010-04-19 01:13:57 +0000 | [diff] [blame] | 9606 | BNX2X_ERROR("NVRAM config error. " |
| 9607 | "BAD link speed link_config 0x%x\n", |
| 9608 | bp->port.link_config); |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 9609 | bp->link_params.req_line_speed = SPEED_AUTO_NEG; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9610 | bp->port.advertising = bp->port.supported; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9611 | break; |
| 9612 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9613 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9614 | bp->link_params.req_flow_ctrl = (bp->port.link_config & |
| 9615 | PORT_FEATURE_FLOW_CONTROL_MASK); |
David S. Miller | c0700f9 | 2008-12-16 23:53:20 -0800 | [diff] [blame] | 9616 | if ((bp->link_params.req_flow_ctrl == BNX2X_FLOW_CTRL_AUTO) && |
Randy Dunlap | 4ab84d4 | 2008-08-07 20:33:19 -0700 | [diff] [blame] | 9617 | !(bp->port.supported & SUPPORTED_Autoneg)) |
David S. Miller | c0700f9 | 2008-12-16 23:53:20 -0800 | [diff] [blame] | 9618 | bp->link_params.req_flow_ctrl = BNX2X_FLOW_CTRL_NONE; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9619 | |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 9620 | BNX2X_DEV_INFO("req_line_speed %d req_duplex %d req_flow_ctrl 0x%x" |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 9621 | " advertising 0x%x\n", |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 9622 | bp->link_params.req_line_speed, |
| 9623 | bp->link_params.req_duplex, |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9624 | bp->link_params.req_flow_ctrl, bp->port.advertising); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9625 | } |
| 9626 | |
Michael Chan | e665bfd | 2009-10-10 13:46:54 +0000 | [diff] [blame] | 9627 | static void __devinit bnx2x_set_mac_buf(u8 *mac_buf, u32 mac_lo, u16 mac_hi) |
| 9628 | { |
| 9629 | mac_hi = cpu_to_be16(mac_hi); |
| 9630 | mac_lo = cpu_to_be32(mac_lo); |
| 9631 | memcpy(mac_buf, &mac_hi, sizeof(mac_hi)); |
| 9632 | memcpy(mac_buf + sizeof(mac_hi), &mac_lo, sizeof(mac_lo)); |
| 9633 | } |
| 9634 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9635 | static void __devinit bnx2x_get_port_hwinfo(struct bnx2x *bp) |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9636 | { |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9637 | int port = BP_PORT(bp); |
| 9638 | u32 val, val2; |
Eilon Greenstein | 589abe3 | 2009-02-12 08:36:55 +0000 | [diff] [blame] | 9639 | u32 config; |
Eilon Greenstein | c2c8b03 | 2009-02-12 08:37:14 +0000 | [diff] [blame] | 9640 | u16 i; |
Eilon Greenstein | 01cd452 | 2009-08-12 08:23:08 +0000 | [diff] [blame] | 9641 | u32 ext_phy_type; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9642 | |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 9643 | bp->link_params.bp = bp; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9644 | bp->link_params.port = port; |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 9645 | |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 9646 | bp->link_params.lane_config = |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9647 | SHMEM_RD(bp, dev_info.port_hw_config[port].lane_config); |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 9648 | bp->link_params.ext_phy_config = |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9649 | SHMEM_RD(bp, |
| 9650 | dev_info.port_hw_config[port].external_phy_config); |
Eilon Greenstein | 4d295db | 2009-07-21 05:47:47 +0000 | [diff] [blame] | 9651 | /* BCM8727_NOC => BCM8727 no over current */ |
| 9652 | if (XGXS_EXT_PHY_TYPE(bp->link_params.ext_phy_config) == |
| 9653 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8727_NOC) { |
| 9654 | bp->link_params.ext_phy_config &= |
| 9655 | ~PORT_HW_CFG_XGXS_EXT_PHY_TYPE_MASK; |
| 9656 | bp->link_params.ext_phy_config |= |
| 9657 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8727; |
| 9658 | bp->link_params.feature_config_flags |= |
| 9659 | FEATURE_CONFIG_BCM8727_NOC; |
| 9660 | } |
| 9661 | |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 9662 | bp->link_params.speed_cap_mask = |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9663 | SHMEM_RD(bp, |
| 9664 | dev_info.port_hw_config[port].speed_capability_mask); |
| 9665 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9666 | bp->port.link_config = |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9667 | SHMEM_RD(bp, dev_info.port_feature_config[port].link_config); |
| 9668 | |
Eilon Greenstein | c2c8b03 | 2009-02-12 08:37:14 +0000 | [diff] [blame] | 9669 | /* Get the 4 lanes xgxs config rx and tx */ |
| 9670 | for (i = 0; i < 2; i++) { |
| 9671 | val = SHMEM_RD(bp, |
| 9672 | dev_info.port_hw_config[port].xgxs_config_rx[i<<1]); |
| 9673 | bp->link_params.xgxs_config_rx[i << 1] = ((val>>16) & 0xffff); |
| 9674 | bp->link_params.xgxs_config_rx[(i << 1) + 1] = (val & 0xffff); |
| 9675 | |
| 9676 | val = SHMEM_RD(bp, |
| 9677 | dev_info.port_hw_config[port].xgxs_config_tx[i<<1]); |
| 9678 | bp->link_params.xgxs_config_tx[i << 1] = ((val>>16) & 0xffff); |
| 9679 | bp->link_params.xgxs_config_tx[(i << 1) + 1] = (val & 0xffff); |
| 9680 | } |
| 9681 | |
Eilon Greenstein | 3ce2c3f | 2009-02-12 08:37:52 +0000 | [diff] [blame] | 9682 | /* If the device is capable of WoL, set the default state according |
| 9683 | * to the HW |
| 9684 | */ |
Eilon Greenstein | 4d295db | 2009-07-21 05:47:47 +0000 | [diff] [blame] | 9685 | config = SHMEM_RD(bp, dev_info.port_feature_config[port].config); |
Eilon Greenstein | 3ce2c3f | 2009-02-12 08:37:52 +0000 | [diff] [blame] | 9686 | bp->wol = (!(bp->flags & NO_WOL_FLAG) && |
| 9687 | (config & PORT_FEATURE_WOL_ENABLED)); |
| 9688 | |
Eilon Greenstein | c2c8b03 | 2009-02-12 08:37:14 +0000 | [diff] [blame] | 9689 | BNX2X_DEV_INFO("lane_config 0x%08x ext_phy_config 0x%08x" |
| 9690 | " speed_cap_mask 0x%08x link_config 0x%08x\n", |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 9691 | bp->link_params.lane_config, |
| 9692 | bp->link_params.ext_phy_config, |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9693 | bp->link_params.speed_cap_mask, bp->port.link_config); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9694 | |
Eilon Greenstein | 4d295db | 2009-07-21 05:47:47 +0000 | [diff] [blame] | 9695 | bp->link_params.switch_cfg |= (bp->port.link_config & |
| 9696 | PORT_FEATURE_CONNECTED_SWITCH_MASK); |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 9697 | bnx2x_link_settings_supported(bp, bp->link_params.switch_cfg); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9698 | |
| 9699 | bnx2x_link_settings_requested(bp); |
| 9700 | |
Eilon Greenstein | 01cd452 | 2009-08-12 08:23:08 +0000 | [diff] [blame] | 9701 | /* |
| 9702 | * If connected directly, work with the internal PHY, otherwise, work |
| 9703 | * with the external PHY |
| 9704 | */ |
| 9705 | ext_phy_type = XGXS_EXT_PHY_TYPE(bp->link_params.ext_phy_config); |
| 9706 | if (ext_phy_type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT) |
| 9707 | bp->mdio.prtad = bp->link_params.phy_addr; |
| 9708 | |
| 9709 | else if ((ext_phy_type != PORT_HW_CFG_XGXS_EXT_PHY_TYPE_FAILURE) && |
| 9710 | (ext_phy_type != PORT_HW_CFG_XGXS_EXT_PHY_TYPE_NOT_CONN)) |
| 9711 | bp->mdio.prtad = |
Eilon Greenstein | 659bc5c | 2009-08-12 08:24:02 +0000 | [diff] [blame] | 9712 | XGXS_EXT_PHY_ADDR(bp->link_params.ext_phy_config); |
Eilon Greenstein | 01cd452 | 2009-08-12 08:23:08 +0000 | [diff] [blame] | 9713 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9714 | val2 = SHMEM_RD(bp, dev_info.port_hw_config[port].mac_upper); |
| 9715 | val = SHMEM_RD(bp, dev_info.port_hw_config[port].mac_lower); |
Michael Chan | e665bfd | 2009-10-10 13:46:54 +0000 | [diff] [blame] | 9716 | bnx2x_set_mac_buf(bp->dev->dev_addr, val, val2); |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 9717 | memcpy(bp->link_params.mac_addr, bp->dev->dev_addr, ETH_ALEN); |
| 9718 | memcpy(bp->dev->perm_addr, bp->dev->dev_addr, ETH_ALEN); |
Michael Chan | 37b091b | 2009-10-10 13:46:55 +0000 | [diff] [blame] | 9719 | |
| 9720 | #ifdef BCM_CNIC |
| 9721 | val2 = SHMEM_RD(bp, dev_info.port_hw_config[port].iscsi_mac_upper); |
| 9722 | val = SHMEM_RD(bp, dev_info.port_hw_config[port].iscsi_mac_lower); |
| 9723 | bnx2x_set_mac_buf(bp->iscsi_mac, val, val2); |
| 9724 | #endif |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9725 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9726 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9727 | static int __devinit bnx2x_get_hwinfo(struct bnx2x *bp) |
| 9728 | { |
| 9729 | int func = BP_FUNC(bp); |
| 9730 | u32 val, val2; |
| 9731 | int rc = 0; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9732 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9733 | bnx2x_get_common_hwinfo(bp); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9734 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9735 | bp->e1hov = 0; |
| 9736 | bp->e1hmf = 0; |
Vladislav Zolotarov | 2145a92 | 2010-04-19 01:13:49 +0000 | [diff] [blame] | 9737 | if (CHIP_IS_E1H(bp) && !BP_NOMCP(bp)) { |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9738 | bp->mf_config = |
| 9739 | SHMEM_RD(bp, mf_cfg.func_mf_config[func].config); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9740 | |
Eilon Greenstein | 2691d51 | 2009-08-12 08:22:08 +0000 | [diff] [blame] | 9741 | val = (SHMEM_RD(bp, mf_cfg.func_mf_config[FUNC_0].e1hov_tag) & |
Eilon Greenstein | 3196a88 | 2008-08-13 15:58:49 -0700 | [diff] [blame] | 9742 | FUNC_MF_CFG_E1HOV_TAG_MASK); |
Eilon Greenstein | 2691d51 | 2009-08-12 08:22:08 +0000 | [diff] [blame] | 9743 | if (val != FUNC_MF_CFG_E1HOV_TAG_DEFAULT) |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9744 | bp->e1hmf = 1; |
Eilon Greenstein | 2691d51 | 2009-08-12 08:22:08 +0000 | [diff] [blame] | 9745 | BNX2X_DEV_INFO("%s function mode\n", |
| 9746 | IS_E1HMF(bp) ? "multi" : "single"); |
| 9747 | |
| 9748 | if (IS_E1HMF(bp)) { |
| 9749 | val = (SHMEM_RD(bp, mf_cfg.func_mf_config[func]. |
| 9750 | e1hov_tag) & |
| 9751 | FUNC_MF_CFG_E1HOV_TAG_MASK); |
| 9752 | if (val != FUNC_MF_CFG_E1HOV_TAG_DEFAULT) { |
| 9753 | bp->e1hov = val; |
| 9754 | BNX2X_DEV_INFO("E1HOV for func %d is %d " |
| 9755 | "(0x%04x)\n", |
| 9756 | func, bp->e1hov, bp->e1hov); |
| 9757 | } else { |
Vladislav Zolotarov | cdaa7cb | 2010-04-19 01:13:57 +0000 | [diff] [blame] | 9758 | BNX2X_ERROR("No valid E1HOV for func %d," |
| 9759 | " aborting\n", func); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9760 | rc = -EPERM; |
| 9761 | } |
Eilon Greenstein | 2691d51 | 2009-08-12 08:22:08 +0000 | [diff] [blame] | 9762 | } else { |
| 9763 | if (BP_E1HVN(bp)) { |
Vladislav Zolotarov | cdaa7cb | 2010-04-19 01:13:57 +0000 | [diff] [blame] | 9764 | BNX2X_ERROR("VN %d in single function mode," |
| 9765 | " aborting\n", BP_E1HVN(bp)); |
Eilon Greenstein | 2691d51 | 2009-08-12 08:22:08 +0000 | [diff] [blame] | 9766 | rc = -EPERM; |
| 9767 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9768 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9769 | } |
| 9770 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9771 | if (!BP_NOMCP(bp)) { |
| 9772 | bnx2x_get_port_hwinfo(bp); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9773 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9774 | bp->fw_seq = (SHMEM_RD(bp, func_mb[func].drv_mb_header) & |
| 9775 | DRV_MSG_SEQ_NUMBER_MASK); |
| 9776 | BNX2X_DEV_INFO("fw_seq 0x%08x\n", bp->fw_seq); |
| 9777 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9778 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9779 | if (IS_E1HMF(bp)) { |
| 9780 | val2 = SHMEM_RD(bp, mf_cfg.func_mf_config[func].mac_upper); |
| 9781 | val = SHMEM_RD(bp, mf_cfg.func_mf_config[func].mac_lower); |
| 9782 | if ((val2 != FUNC_MF_CFG_UPPERMAC_DEFAULT) && |
| 9783 | (val != FUNC_MF_CFG_LOWERMAC_DEFAULT)) { |
| 9784 | bp->dev->dev_addr[0] = (u8)(val2 >> 8 & 0xff); |
| 9785 | bp->dev->dev_addr[1] = (u8)(val2 & 0xff); |
| 9786 | bp->dev->dev_addr[2] = (u8)(val >> 24 & 0xff); |
| 9787 | bp->dev->dev_addr[3] = (u8)(val >> 16 & 0xff); |
| 9788 | bp->dev->dev_addr[4] = (u8)(val >> 8 & 0xff); |
| 9789 | bp->dev->dev_addr[5] = (u8)(val & 0xff); |
| 9790 | memcpy(bp->link_params.mac_addr, bp->dev->dev_addr, |
| 9791 | ETH_ALEN); |
| 9792 | memcpy(bp->dev->perm_addr, bp->dev->dev_addr, |
| 9793 | ETH_ALEN); |
| 9794 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9795 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9796 | return rc; |
| 9797 | } |
| 9798 | |
| 9799 | if (BP_NOMCP(bp)) { |
| 9800 | /* only supposed to happen on emulation/FPGA */ |
Vladislav Zolotarov | cdaa7cb | 2010-04-19 01:13:57 +0000 | [diff] [blame] | 9801 | BNX2X_ERROR("warning: random MAC workaround active\n"); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9802 | random_ether_addr(bp->dev->dev_addr); |
| 9803 | memcpy(bp->dev->perm_addr, bp->dev->dev_addr, ETH_ALEN); |
| 9804 | } |
| 9805 | |
| 9806 | return rc; |
| 9807 | } |
| 9808 | |
Vladislav Zolotarov | 34f24c7 | 2010-04-19 01:13:23 +0000 | [diff] [blame] | 9809 | static void __devinit bnx2x_read_fwinfo(struct bnx2x *bp) |
| 9810 | { |
| 9811 | int cnt, i, block_end, rodi; |
| 9812 | char vpd_data[BNX2X_VPD_LEN+1]; |
| 9813 | char str_id_reg[VENDOR_ID_LEN+1]; |
| 9814 | char str_id_cap[VENDOR_ID_LEN+1]; |
| 9815 | u8 len; |
| 9816 | |
| 9817 | cnt = pci_read_vpd(bp->pdev, 0, BNX2X_VPD_LEN, vpd_data); |
| 9818 | memset(bp->fw_ver, 0, sizeof(bp->fw_ver)); |
| 9819 | |
| 9820 | if (cnt < BNX2X_VPD_LEN) |
| 9821 | goto out_not_found; |
| 9822 | |
| 9823 | i = pci_vpd_find_tag(vpd_data, 0, BNX2X_VPD_LEN, |
| 9824 | PCI_VPD_LRDT_RO_DATA); |
| 9825 | if (i < 0) |
| 9826 | goto out_not_found; |
| 9827 | |
| 9828 | |
| 9829 | block_end = i + PCI_VPD_LRDT_TAG_SIZE + |
| 9830 | pci_vpd_lrdt_size(&vpd_data[i]); |
| 9831 | |
| 9832 | i += PCI_VPD_LRDT_TAG_SIZE; |
| 9833 | |
| 9834 | if (block_end > BNX2X_VPD_LEN) |
| 9835 | goto out_not_found; |
| 9836 | |
| 9837 | rodi = pci_vpd_find_info_keyword(vpd_data, i, block_end, |
| 9838 | PCI_VPD_RO_KEYWORD_MFR_ID); |
| 9839 | if (rodi < 0) |
| 9840 | goto out_not_found; |
| 9841 | |
| 9842 | len = pci_vpd_info_field_size(&vpd_data[rodi]); |
| 9843 | |
| 9844 | if (len != VENDOR_ID_LEN) |
| 9845 | goto out_not_found; |
| 9846 | |
| 9847 | rodi += PCI_VPD_INFO_FLD_HDR_SIZE; |
| 9848 | |
| 9849 | /* vendor specific info */ |
| 9850 | snprintf(str_id_reg, VENDOR_ID_LEN + 1, "%04x", PCI_VENDOR_ID_DELL); |
| 9851 | snprintf(str_id_cap, VENDOR_ID_LEN + 1, "%04X", PCI_VENDOR_ID_DELL); |
| 9852 | if (!strncmp(str_id_reg, &vpd_data[rodi], VENDOR_ID_LEN) || |
| 9853 | !strncmp(str_id_cap, &vpd_data[rodi], VENDOR_ID_LEN)) { |
| 9854 | |
| 9855 | rodi = pci_vpd_find_info_keyword(vpd_data, i, block_end, |
| 9856 | PCI_VPD_RO_KEYWORD_VENDOR0); |
| 9857 | if (rodi >= 0) { |
| 9858 | len = pci_vpd_info_field_size(&vpd_data[rodi]); |
| 9859 | |
| 9860 | rodi += PCI_VPD_INFO_FLD_HDR_SIZE; |
| 9861 | |
| 9862 | if (len < 32 && (len + rodi) <= BNX2X_VPD_LEN) { |
| 9863 | memcpy(bp->fw_ver, &vpd_data[rodi], len); |
| 9864 | bp->fw_ver[len] = ' '; |
| 9865 | } |
| 9866 | } |
| 9867 | return; |
| 9868 | } |
| 9869 | out_not_found: |
| 9870 | return; |
| 9871 | } |
| 9872 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9873 | static int __devinit bnx2x_init_bp(struct bnx2x *bp) |
| 9874 | { |
| 9875 | int func = BP_FUNC(bp); |
Eilon Greenstein | 87942b4 | 2009-02-12 08:36:49 +0000 | [diff] [blame] | 9876 | int timer_interval; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9877 | int rc; |
| 9878 | |
Vladislav Zolotarov | da5a662 | 2008-08-13 15:50:00 -0700 | [diff] [blame] | 9879 | /* Disable interrupt handling until HW is initialized */ |
| 9880 | atomic_set(&bp->intr_sem, 1); |
Eilon Greenstein | e151070 | 2009-07-21 05:47:41 +0000 | [diff] [blame] | 9881 | smp_wmb(); /* Ensure that bp->intr_sem update is SMP-safe */ |
Vladislav Zolotarov | da5a662 | 2008-08-13 15:50:00 -0700 | [diff] [blame] | 9882 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9883 | mutex_init(&bp->port.phy_mutex); |
Eilon Greenstein | c4ff7cb | 2009-10-15 00:18:27 -0700 | [diff] [blame] | 9884 | mutex_init(&bp->fw_mb_mutex); |
Michael Chan | 993ac7b | 2009-10-10 13:46:56 +0000 | [diff] [blame] | 9885 | #ifdef BCM_CNIC |
| 9886 | mutex_init(&bp->cnic_mutex); |
| 9887 | #endif |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9888 | |
Eilon Greenstein | 1cf167f | 2009-01-14 21:22:18 -0800 | [diff] [blame] | 9889 | INIT_DELAYED_WORK(&bp->sp_task, bnx2x_sp_task); |
Vladislav Zolotarov | 72fd071 | 2010-04-19 01:13:12 +0000 | [diff] [blame] | 9890 | INIT_DELAYED_WORK(&bp->reset_task, bnx2x_reset_task); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9891 | |
| 9892 | rc = bnx2x_get_hwinfo(bp); |
| 9893 | |
Vladislav Zolotarov | 34f24c7 | 2010-04-19 01:13:23 +0000 | [diff] [blame] | 9894 | bnx2x_read_fwinfo(bp); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9895 | /* need to reset chip if undi was active */ |
| 9896 | if (!BP_NOMCP(bp)) |
| 9897 | bnx2x_undi_unload(bp); |
| 9898 | |
| 9899 | if (CHIP_REV_IS_FPGA(bp)) |
Vladislav Zolotarov | cdaa7cb | 2010-04-19 01:13:57 +0000 | [diff] [blame] | 9900 | dev_err(&bp->pdev->dev, "FPGA detected\n"); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9901 | |
| 9902 | if (BP_NOMCP(bp) && (func == 0)) |
Vladislav Zolotarov | cdaa7cb | 2010-04-19 01:13:57 +0000 | [diff] [blame] | 9903 | dev_err(&bp->pdev->dev, "MCP disabled, " |
| 9904 | "must load devices in order!\n"); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9905 | |
Eilon Greenstein | 555f6c7 | 2009-02-12 08:36:11 +0000 | [diff] [blame] | 9906 | /* Set multi queue mode */ |
Eilon Greenstein | 8badd27 | 2009-02-12 08:36:15 +0000 | [diff] [blame] | 9907 | if ((multi_mode != ETH_RSS_MODE_DISABLED) && |
| 9908 | ((int_mode == INT_MODE_INTx) || (int_mode == INT_MODE_MSI))) { |
Vladislav Zolotarov | cdaa7cb | 2010-04-19 01:13:57 +0000 | [diff] [blame] | 9909 | dev_err(&bp->pdev->dev, "Multi disabled since int_mode " |
| 9910 | "requested is not MSI-X\n"); |
Eilon Greenstein | 555f6c7 | 2009-02-12 08:36:11 +0000 | [diff] [blame] | 9911 | multi_mode = ETH_RSS_MODE_DISABLED; |
| 9912 | } |
| 9913 | bp->multi_mode = multi_mode; |
| 9914 | |
| 9915 | |
Dmitry Kravkov | 4fd89b7a | 2010-04-01 19:45:34 -0700 | [diff] [blame] | 9916 | bp->dev->features |= NETIF_F_GRO; |
| 9917 | |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 9918 | /* Set TPA flags */ |
| 9919 | if (disable_tpa) { |
| 9920 | bp->flags &= ~TPA_ENABLE_FLAG; |
| 9921 | bp->dev->features &= ~NETIF_F_LRO; |
| 9922 | } else { |
| 9923 | bp->flags |= TPA_ENABLE_FLAG; |
| 9924 | bp->dev->features |= NETIF_F_LRO; |
| 9925 | } |
| 9926 | |
Eilon Greenstein | a18f512 | 2009-08-12 08:23:26 +0000 | [diff] [blame] | 9927 | if (CHIP_IS_E1(bp)) |
| 9928 | bp->dropless_fc = 0; |
| 9929 | else |
| 9930 | bp->dropless_fc = dropless_fc; |
| 9931 | |
Eilon Greenstein | 8d5726c | 2009-02-12 08:37:19 +0000 | [diff] [blame] | 9932 | bp->mrrs = mrrs; |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 9933 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9934 | bp->tx_ring_size = MAX_TX_AVAIL; |
| 9935 | bp->rx_ring_size = MAX_RX_AVAIL; |
| 9936 | |
| 9937 | bp->rx_csum = 1; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9938 | |
Eilon Greenstein | 7d323bf | 2009-11-09 06:09:35 +0000 | [diff] [blame] | 9939 | /* make sure that the numbers are in the right granularity */ |
| 9940 | bp->tx_ticks = (50 / (4 * BNX2X_BTR)) * (4 * BNX2X_BTR); |
| 9941 | bp->rx_ticks = (25 / (4 * BNX2X_BTR)) * (4 * BNX2X_BTR); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9942 | |
Eilon Greenstein | 87942b4 | 2009-02-12 08:36:49 +0000 | [diff] [blame] | 9943 | timer_interval = (CHIP_REV_IS_SLOW(bp) ? 5*HZ : HZ); |
| 9944 | bp->current_interval = (poll ? poll : timer_interval); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9945 | |
| 9946 | init_timer(&bp->timer); |
| 9947 | bp->timer.expires = jiffies + bp->current_interval; |
| 9948 | bp->timer.data = (unsigned long) bp; |
| 9949 | bp->timer.function = bnx2x_timer; |
| 9950 | |
| 9951 | return rc; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9952 | } |
| 9953 | |
| 9954 | /* |
| 9955 | * ethtool service functions |
| 9956 | */ |
| 9957 | |
| 9958 | /* All ethtool functions called with rtnl_lock */ |
| 9959 | |
| 9960 | static int bnx2x_get_settings(struct net_device *dev, struct ethtool_cmd *cmd) |
| 9961 | { |
| 9962 | struct bnx2x *bp = netdev_priv(dev); |
| 9963 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9964 | cmd->supported = bp->port.supported; |
| 9965 | cmd->advertising = bp->port.advertising; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9966 | |
Eilon Greenstein | f34d28e | 2009-10-15 00:18:08 -0700 | [diff] [blame] | 9967 | if ((bp->state == BNX2X_STATE_OPEN) && |
| 9968 | !(bp->flags & MF_FUNC_DIS) && |
| 9969 | (bp->link_vars.link_up)) { |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 9970 | cmd->speed = bp->link_vars.line_speed; |
| 9971 | cmd->duplex = bp->link_vars.duplex; |
Eilon Greenstein | b015e3d | 2009-10-15 00:17:20 -0700 | [diff] [blame] | 9972 | if (IS_E1HMF(bp)) { |
| 9973 | u16 vn_max_rate; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9974 | |
Eilon Greenstein | b015e3d | 2009-10-15 00:17:20 -0700 | [diff] [blame] | 9975 | vn_max_rate = |
| 9976 | ((bp->mf_config & FUNC_MF_CFG_MAX_BW_MASK) >> |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9977 | FUNC_MF_CFG_MAX_BW_SHIFT) * 100; |
Eilon Greenstein | b015e3d | 2009-10-15 00:17:20 -0700 | [diff] [blame] | 9978 | if (vn_max_rate < cmd->speed) |
| 9979 | cmd->speed = vn_max_rate; |
| 9980 | } |
| 9981 | } else { |
| 9982 | cmd->speed = -1; |
| 9983 | cmd->duplex = -1; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9984 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9985 | |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 9986 | if (bp->link_params.switch_cfg == SWITCH_CFG_10G) { |
| 9987 | u32 ext_phy_type = |
| 9988 | XGXS_EXT_PHY_TYPE(bp->link_params.ext_phy_config); |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 9989 | |
| 9990 | switch (ext_phy_type) { |
| 9991 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT: |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 9992 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8072: |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 9993 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073: |
Eilon Greenstein | 589abe3 | 2009-02-12 08:36:55 +0000 | [diff] [blame] | 9994 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8705: |
| 9995 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8706: |
| 9996 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726: |
Eilon Greenstein | 4d295db | 2009-07-21 05:47:47 +0000 | [diff] [blame] | 9997 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8727: |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 9998 | cmd->port = PORT_FIBRE; |
| 9999 | break; |
| 10000 | |
| 10001 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101: |
Eilon Greenstein | 2857718 | 2009-02-12 08:37:00 +0000 | [diff] [blame] | 10002 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8481: |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 10003 | cmd->port = PORT_TP; |
| 10004 | break; |
| 10005 | |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 10006 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_FAILURE: |
| 10007 | BNX2X_ERR("XGXS PHY Failure detected 0x%x\n", |
| 10008 | bp->link_params.ext_phy_config); |
| 10009 | break; |
| 10010 | |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 10011 | default: |
| 10012 | DP(NETIF_MSG_LINK, "BAD XGXS ext_phy_config 0x%x\n", |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 10013 | bp->link_params.ext_phy_config); |
| 10014 | break; |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 10015 | } |
| 10016 | } else |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10017 | cmd->port = PORT_TP; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10018 | |
Eilon Greenstein | 01cd452 | 2009-08-12 08:23:08 +0000 | [diff] [blame] | 10019 | cmd->phy_address = bp->mdio.prtad; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10020 | cmd->transceiver = XCVR_INTERNAL; |
| 10021 | |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 10022 | if (bp->link_params.req_line_speed == SPEED_AUTO_NEG) |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10023 | cmd->autoneg = AUTONEG_ENABLE; |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 10024 | else |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10025 | cmd->autoneg = AUTONEG_DISABLE; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10026 | |
| 10027 | cmd->maxtxpkt = 0; |
| 10028 | cmd->maxrxpkt = 0; |
| 10029 | |
| 10030 | DP(NETIF_MSG_LINK, "ethtool_cmd: cmd %d\n" |
| 10031 | DP_LEVEL " supported 0x%x advertising 0x%x speed %d\n" |
| 10032 | DP_LEVEL " duplex %d port %d phy_address %d transceiver %d\n" |
| 10033 | DP_LEVEL " autoneg %d maxtxpkt %d maxrxpkt %d\n", |
| 10034 | cmd->cmd, cmd->supported, cmd->advertising, cmd->speed, |
| 10035 | cmd->duplex, cmd->port, cmd->phy_address, cmd->transceiver, |
| 10036 | cmd->autoneg, cmd->maxtxpkt, cmd->maxrxpkt); |
| 10037 | |
| 10038 | return 0; |
| 10039 | } |
| 10040 | |
| 10041 | static int bnx2x_set_settings(struct net_device *dev, struct ethtool_cmd *cmd) |
| 10042 | { |
| 10043 | struct bnx2x *bp = netdev_priv(dev); |
| 10044 | u32 advertising; |
| 10045 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 10046 | if (IS_E1HMF(bp)) |
| 10047 | return 0; |
| 10048 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10049 | DP(NETIF_MSG_LINK, "ethtool_cmd: cmd %d\n" |
| 10050 | DP_LEVEL " supported 0x%x advertising 0x%x speed %d\n" |
| 10051 | DP_LEVEL " duplex %d port %d phy_address %d transceiver %d\n" |
| 10052 | DP_LEVEL " autoneg %d maxtxpkt %d maxrxpkt %d\n", |
| 10053 | cmd->cmd, cmd->supported, cmd->advertising, cmd->speed, |
| 10054 | cmd->duplex, cmd->port, cmd->phy_address, cmd->transceiver, |
| 10055 | cmd->autoneg, cmd->maxtxpkt, cmd->maxrxpkt); |
| 10056 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10057 | if (cmd->autoneg == AUTONEG_ENABLE) { |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 10058 | if (!(bp->port.supported & SUPPORTED_Autoneg)) { |
| 10059 | DP(NETIF_MSG_LINK, "Autoneg not supported\n"); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10060 | return -EINVAL; |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 10061 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10062 | |
| 10063 | /* advertise the requested speed and duplex if supported */ |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 10064 | cmd->advertising &= bp->port.supported; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10065 | |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 10066 | bp->link_params.req_line_speed = SPEED_AUTO_NEG; |
| 10067 | bp->link_params.req_duplex = DUPLEX_FULL; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 10068 | bp->port.advertising |= (ADVERTISED_Autoneg | |
| 10069 | cmd->advertising); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10070 | |
| 10071 | } else { /* forced speed */ |
| 10072 | /* advertise the requested speed and duplex if supported */ |
| 10073 | switch (cmd->speed) { |
| 10074 | case SPEED_10: |
| 10075 | if (cmd->duplex == DUPLEX_FULL) { |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 10076 | if (!(bp->port.supported & |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 10077 | SUPPORTED_10baseT_Full)) { |
| 10078 | DP(NETIF_MSG_LINK, |
| 10079 | "10M full not supported\n"); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10080 | return -EINVAL; |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 10081 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10082 | |
| 10083 | advertising = (ADVERTISED_10baseT_Full | |
| 10084 | ADVERTISED_TP); |
| 10085 | } else { |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 10086 | if (!(bp->port.supported & |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 10087 | SUPPORTED_10baseT_Half)) { |
| 10088 | DP(NETIF_MSG_LINK, |
| 10089 | "10M half not supported\n"); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10090 | return -EINVAL; |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 10091 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10092 | |
| 10093 | advertising = (ADVERTISED_10baseT_Half | |
| 10094 | ADVERTISED_TP); |
| 10095 | } |
| 10096 | break; |
| 10097 | |
| 10098 | case SPEED_100: |
| 10099 | if (cmd->duplex == DUPLEX_FULL) { |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 10100 | if (!(bp->port.supported & |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 10101 | SUPPORTED_100baseT_Full)) { |
| 10102 | DP(NETIF_MSG_LINK, |
| 10103 | "100M full not supported\n"); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10104 | return -EINVAL; |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 10105 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10106 | |
| 10107 | advertising = (ADVERTISED_100baseT_Full | |
| 10108 | ADVERTISED_TP); |
| 10109 | } else { |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 10110 | if (!(bp->port.supported & |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 10111 | SUPPORTED_100baseT_Half)) { |
| 10112 | DP(NETIF_MSG_LINK, |
| 10113 | "100M half not supported\n"); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10114 | return -EINVAL; |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 10115 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10116 | |
| 10117 | advertising = (ADVERTISED_100baseT_Half | |
| 10118 | ADVERTISED_TP); |
| 10119 | } |
| 10120 | break; |
| 10121 | |
| 10122 | case SPEED_1000: |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 10123 | if (cmd->duplex != DUPLEX_FULL) { |
| 10124 | DP(NETIF_MSG_LINK, "1G half not supported\n"); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10125 | return -EINVAL; |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 10126 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10127 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 10128 | if (!(bp->port.supported & SUPPORTED_1000baseT_Full)) { |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 10129 | DP(NETIF_MSG_LINK, "1G full not supported\n"); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10130 | return -EINVAL; |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 10131 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10132 | |
| 10133 | advertising = (ADVERTISED_1000baseT_Full | |
| 10134 | ADVERTISED_TP); |
| 10135 | break; |
| 10136 | |
| 10137 | case SPEED_2500: |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 10138 | if (cmd->duplex != DUPLEX_FULL) { |
| 10139 | DP(NETIF_MSG_LINK, |
| 10140 | "2.5G half not supported\n"); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10141 | return -EINVAL; |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 10142 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10143 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 10144 | if (!(bp->port.supported & SUPPORTED_2500baseX_Full)) { |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 10145 | DP(NETIF_MSG_LINK, |
| 10146 | "2.5G full not supported\n"); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10147 | return -EINVAL; |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 10148 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10149 | |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 10150 | advertising = (ADVERTISED_2500baseX_Full | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10151 | ADVERTISED_TP); |
| 10152 | break; |
| 10153 | |
| 10154 | case SPEED_10000: |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 10155 | if (cmd->duplex != DUPLEX_FULL) { |
| 10156 | DP(NETIF_MSG_LINK, "10G half not supported\n"); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10157 | return -EINVAL; |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 10158 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10159 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 10160 | if (!(bp->port.supported & SUPPORTED_10000baseT_Full)) { |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 10161 | DP(NETIF_MSG_LINK, "10G full not supported\n"); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10162 | return -EINVAL; |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 10163 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10164 | |
| 10165 | advertising = (ADVERTISED_10000baseT_Full | |
| 10166 | ADVERTISED_FIBRE); |
| 10167 | break; |
| 10168 | |
| 10169 | default: |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 10170 | DP(NETIF_MSG_LINK, "Unsupported speed\n"); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10171 | return -EINVAL; |
| 10172 | } |
| 10173 | |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 10174 | bp->link_params.req_line_speed = cmd->speed; |
| 10175 | bp->link_params.req_duplex = cmd->duplex; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 10176 | bp->port.advertising = advertising; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10177 | } |
| 10178 | |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 10179 | DP(NETIF_MSG_LINK, "req_line_speed %d\n" |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10180 | DP_LEVEL " req_duplex %d advertising 0x%x\n", |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 10181 | bp->link_params.req_line_speed, bp->link_params.req_duplex, |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 10182 | bp->port.advertising); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10183 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 10184 | if (netif_running(dev)) { |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 10185 | bnx2x_stats_handle(bp, STATS_EVENT_STOP); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 10186 | bnx2x_link_set(bp); |
| 10187 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10188 | |
| 10189 | return 0; |
| 10190 | } |
| 10191 | |
Eilon Greenstein | 0a64ea5 | 2009-03-02 08:01:12 +0000 | [diff] [blame] | 10192 | #define IS_E1_ONLINE(info) (((info) & RI_E1_ONLINE) == RI_E1_ONLINE) |
| 10193 | #define IS_E1H_ONLINE(info) (((info) & RI_E1H_ONLINE) == RI_E1H_ONLINE) |
| 10194 | |
| 10195 | static int bnx2x_get_regs_len(struct net_device *dev) |
| 10196 | { |
Eilon Greenstein | 0a64ea5 | 2009-03-02 08:01:12 +0000 | [diff] [blame] | 10197 | struct bnx2x *bp = netdev_priv(dev); |
Eilon Greenstein | 0d28e49 | 2009-08-12 08:23:40 +0000 | [diff] [blame] | 10198 | int regdump_len = 0; |
Eilon Greenstein | 0a64ea5 | 2009-03-02 08:01:12 +0000 | [diff] [blame] | 10199 | int i; |
| 10200 | |
Eilon Greenstein | 0a64ea5 | 2009-03-02 08:01:12 +0000 | [diff] [blame] | 10201 | if (CHIP_IS_E1(bp)) { |
| 10202 | for (i = 0; i < REGS_COUNT; i++) |
| 10203 | if (IS_E1_ONLINE(reg_addrs[i].info)) |
| 10204 | regdump_len += reg_addrs[i].size; |
| 10205 | |
| 10206 | for (i = 0; i < WREGS_COUNT_E1; i++) |
| 10207 | if (IS_E1_ONLINE(wreg_addrs_e1[i].info)) |
| 10208 | regdump_len += wreg_addrs_e1[i].size * |
| 10209 | (1 + wreg_addrs_e1[i].read_regs_count); |
| 10210 | |
| 10211 | } else { /* E1H */ |
| 10212 | for (i = 0; i < REGS_COUNT; i++) |
| 10213 | if (IS_E1H_ONLINE(reg_addrs[i].info)) |
| 10214 | regdump_len += reg_addrs[i].size; |
| 10215 | |
| 10216 | for (i = 0; i < WREGS_COUNT_E1H; i++) |
| 10217 | if (IS_E1H_ONLINE(wreg_addrs_e1h[i].info)) |
| 10218 | regdump_len += wreg_addrs_e1h[i].size * |
| 10219 | (1 + wreg_addrs_e1h[i].read_regs_count); |
| 10220 | } |
| 10221 | regdump_len *= 4; |
| 10222 | regdump_len += sizeof(struct dump_hdr); |
| 10223 | |
| 10224 | return regdump_len; |
| 10225 | } |
| 10226 | |
| 10227 | static void bnx2x_get_regs(struct net_device *dev, |
| 10228 | struct ethtool_regs *regs, void *_p) |
| 10229 | { |
| 10230 | u32 *p = _p, i, j; |
| 10231 | struct bnx2x *bp = netdev_priv(dev); |
| 10232 | struct dump_hdr dump_hdr = {0}; |
| 10233 | |
| 10234 | regs->version = 0; |
| 10235 | memset(p, 0, regs->len); |
| 10236 | |
| 10237 | if (!netif_running(bp->dev)) |
| 10238 | return; |
| 10239 | |
| 10240 | dump_hdr.hdr_size = (sizeof(struct dump_hdr) / 4) - 1; |
| 10241 | dump_hdr.dump_sign = dump_sign_all; |
| 10242 | dump_hdr.xstorm_waitp = REG_RD(bp, XSTORM_WAITP_ADDR); |
| 10243 | dump_hdr.tstorm_waitp = REG_RD(bp, TSTORM_WAITP_ADDR); |
| 10244 | dump_hdr.ustorm_waitp = REG_RD(bp, USTORM_WAITP_ADDR); |
| 10245 | dump_hdr.cstorm_waitp = REG_RD(bp, CSTORM_WAITP_ADDR); |
| 10246 | dump_hdr.info = CHIP_IS_E1(bp) ? RI_E1_ONLINE : RI_E1H_ONLINE; |
| 10247 | |
| 10248 | memcpy(p, &dump_hdr, sizeof(struct dump_hdr)); |
| 10249 | p += dump_hdr.hdr_size + 1; |
| 10250 | |
| 10251 | if (CHIP_IS_E1(bp)) { |
| 10252 | for (i = 0; i < REGS_COUNT; i++) |
| 10253 | if (IS_E1_ONLINE(reg_addrs[i].info)) |
| 10254 | for (j = 0; j < reg_addrs[i].size; j++) |
| 10255 | *p++ = REG_RD(bp, |
| 10256 | reg_addrs[i].addr + j*4); |
| 10257 | |
| 10258 | } else { /* E1H */ |
| 10259 | for (i = 0; i < REGS_COUNT; i++) |
| 10260 | if (IS_E1H_ONLINE(reg_addrs[i].info)) |
| 10261 | for (j = 0; j < reg_addrs[i].size; j++) |
| 10262 | *p++ = REG_RD(bp, |
| 10263 | reg_addrs[i].addr + j*4); |
| 10264 | } |
| 10265 | } |
| 10266 | |
Eilon Greenstein | 0d28e49 | 2009-08-12 08:23:40 +0000 | [diff] [blame] | 10267 | #define PHY_FW_VER_LEN 10 |
| 10268 | |
| 10269 | static void bnx2x_get_drvinfo(struct net_device *dev, |
| 10270 | struct ethtool_drvinfo *info) |
| 10271 | { |
| 10272 | struct bnx2x *bp = netdev_priv(dev); |
| 10273 | u8 phy_fw_ver[PHY_FW_VER_LEN]; |
| 10274 | |
| 10275 | strcpy(info->driver, DRV_MODULE_NAME); |
| 10276 | strcpy(info->version, DRV_MODULE_VERSION); |
| 10277 | |
| 10278 | phy_fw_ver[0] = '\0'; |
| 10279 | if (bp->port.pmf) { |
| 10280 | bnx2x_acquire_phy_lock(bp); |
| 10281 | bnx2x_get_ext_phy_fw_version(&bp->link_params, |
| 10282 | (bp->state != BNX2X_STATE_CLOSED), |
| 10283 | phy_fw_ver, PHY_FW_VER_LEN); |
| 10284 | bnx2x_release_phy_lock(bp); |
| 10285 | } |
| 10286 | |
Vladislav Zolotarov | 34f24c7 | 2010-04-19 01:13:23 +0000 | [diff] [blame] | 10287 | strncpy(info->fw_version, bp->fw_ver, 32); |
| 10288 | snprintf(info->fw_version + strlen(bp->fw_ver), 32 - strlen(bp->fw_ver), |
| 10289 | "bc %d.%d.%d%s%s", |
Eilon Greenstein | 0d28e49 | 2009-08-12 08:23:40 +0000 | [diff] [blame] | 10290 | (bp->common.bc_ver & 0xff0000) >> 16, |
| 10291 | (bp->common.bc_ver & 0xff00) >> 8, |
| 10292 | (bp->common.bc_ver & 0xff), |
Vladislav Zolotarov | 34f24c7 | 2010-04-19 01:13:23 +0000 | [diff] [blame] | 10293 | ((phy_fw_ver[0] != '\0') ? " phy " : ""), phy_fw_ver); |
Eilon Greenstein | 0d28e49 | 2009-08-12 08:23:40 +0000 | [diff] [blame] | 10294 | strcpy(info->bus_info, pci_name(bp->pdev)); |
| 10295 | info->n_stats = BNX2X_NUM_STATS; |
| 10296 | info->testinfo_len = BNX2X_NUM_TESTS; |
| 10297 | info->eedump_len = bp->common.flash_size; |
| 10298 | info->regdump_len = bnx2x_get_regs_len(dev); |
| 10299 | } |
| 10300 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10301 | static void bnx2x_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol) |
| 10302 | { |
| 10303 | struct bnx2x *bp = netdev_priv(dev); |
| 10304 | |
| 10305 | if (bp->flags & NO_WOL_FLAG) { |
| 10306 | wol->supported = 0; |
| 10307 | wol->wolopts = 0; |
| 10308 | } else { |
| 10309 | wol->supported = WAKE_MAGIC; |
| 10310 | if (bp->wol) |
| 10311 | wol->wolopts = WAKE_MAGIC; |
| 10312 | else |
| 10313 | wol->wolopts = 0; |
| 10314 | } |
| 10315 | memset(&wol->sopass, 0, sizeof(wol->sopass)); |
| 10316 | } |
| 10317 | |
| 10318 | static int bnx2x_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol) |
| 10319 | { |
| 10320 | struct bnx2x *bp = netdev_priv(dev); |
| 10321 | |
| 10322 | if (wol->wolopts & ~WAKE_MAGIC) |
| 10323 | return -EINVAL; |
| 10324 | |
| 10325 | if (wol->wolopts & WAKE_MAGIC) { |
| 10326 | if (bp->flags & NO_WOL_FLAG) |
| 10327 | return -EINVAL; |
| 10328 | |
| 10329 | bp->wol = 1; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 10330 | } else |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10331 | bp->wol = 0; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 10332 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10333 | return 0; |
| 10334 | } |
| 10335 | |
| 10336 | static u32 bnx2x_get_msglevel(struct net_device *dev) |
| 10337 | { |
| 10338 | struct bnx2x *bp = netdev_priv(dev); |
| 10339 | |
Joe Perches | 7995c64 | 2010-02-17 15:01:52 +0000 | [diff] [blame] | 10340 | return bp->msg_enable; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10341 | } |
| 10342 | |
| 10343 | static void bnx2x_set_msglevel(struct net_device *dev, u32 level) |
| 10344 | { |
| 10345 | struct bnx2x *bp = netdev_priv(dev); |
| 10346 | |
| 10347 | if (capable(CAP_NET_ADMIN)) |
Joe Perches | 7995c64 | 2010-02-17 15:01:52 +0000 | [diff] [blame] | 10348 | bp->msg_enable = level; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10349 | } |
| 10350 | |
| 10351 | static int bnx2x_nway_reset(struct net_device *dev) |
| 10352 | { |
| 10353 | struct bnx2x *bp = netdev_priv(dev); |
| 10354 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 10355 | if (!bp->port.pmf) |
| 10356 | return 0; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10357 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 10358 | if (netif_running(dev)) { |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 10359 | bnx2x_stats_handle(bp, STATS_EVENT_STOP); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 10360 | bnx2x_link_set(bp); |
| 10361 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10362 | |
| 10363 | return 0; |
| 10364 | } |
| 10365 | |
Eilon Greenstein | ab6ad5a | 2009-08-12 08:24:29 +0000 | [diff] [blame] | 10366 | static u32 bnx2x_get_link(struct net_device *dev) |
Naohiro Ooiwa | 01e5329 | 2009-06-30 12:44:19 -0700 | [diff] [blame] | 10367 | { |
| 10368 | struct bnx2x *bp = netdev_priv(dev); |
| 10369 | |
Eilon Greenstein | f34d28e | 2009-10-15 00:18:08 -0700 | [diff] [blame] | 10370 | if (bp->flags & MF_FUNC_DIS) |
| 10371 | return 0; |
| 10372 | |
Naohiro Ooiwa | 01e5329 | 2009-06-30 12:44:19 -0700 | [diff] [blame] | 10373 | return bp->link_vars.link_up; |
| 10374 | } |
| 10375 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10376 | static int bnx2x_get_eeprom_len(struct net_device *dev) |
| 10377 | { |
| 10378 | struct bnx2x *bp = netdev_priv(dev); |
| 10379 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 10380 | return bp->common.flash_size; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10381 | } |
| 10382 | |
| 10383 | static int bnx2x_acquire_nvram_lock(struct bnx2x *bp) |
| 10384 | { |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 10385 | int port = BP_PORT(bp); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10386 | int count, i; |
| 10387 | u32 val = 0; |
| 10388 | |
| 10389 | /* adjust timeout for emulation/FPGA */ |
| 10390 | count = NVRAM_TIMEOUT_COUNT; |
| 10391 | if (CHIP_REV_IS_SLOW(bp)) |
| 10392 | count *= 100; |
| 10393 | |
| 10394 | /* request access to nvram interface */ |
| 10395 | REG_WR(bp, MCP_REG_MCPR_NVM_SW_ARB, |
| 10396 | (MCPR_NVM_SW_ARB_ARB_REQ_SET1 << port)); |
| 10397 | |
| 10398 | for (i = 0; i < count*10; i++) { |
| 10399 | val = REG_RD(bp, MCP_REG_MCPR_NVM_SW_ARB); |
| 10400 | if (val & (MCPR_NVM_SW_ARB_ARB_ARB1 << port)) |
| 10401 | break; |
| 10402 | |
| 10403 | udelay(5); |
| 10404 | } |
| 10405 | |
| 10406 | if (!(val & (MCPR_NVM_SW_ARB_ARB_ARB1 << port))) { |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 10407 | DP(BNX2X_MSG_NVM, "cannot get access to nvram interface\n"); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10408 | return -EBUSY; |
| 10409 | } |
| 10410 | |
| 10411 | return 0; |
| 10412 | } |
| 10413 | |
| 10414 | static int bnx2x_release_nvram_lock(struct bnx2x *bp) |
| 10415 | { |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 10416 | int port = BP_PORT(bp); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10417 | int count, i; |
| 10418 | u32 val = 0; |
| 10419 | |
| 10420 | /* adjust timeout for emulation/FPGA */ |
| 10421 | count = NVRAM_TIMEOUT_COUNT; |
| 10422 | if (CHIP_REV_IS_SLOW(bp)) |
| 10423 | count *= 100; |
| 10424 | |
| 10425 | /* relinquish nvram interface */ |
| 10426 | REG_WR(bp, MCP_REG_MCPR_NVM_SW_ARB, |
| 10427 | (MCPR_NVM_SW_ARB_ARB_REQ_CLR1 << port)); |
| 10428 | |
| 10429 | for (i = 0; i < count*10; i++) { |
| 10430 | val = REG_RD(bp, MCP_REG_MCPR_NVM_SW_ARB); |
| 10431 | if (!(val & (MCPR_NVM_SW_ARB_ARB_ARB1 << port))) |
| 10432 | break; |
| 10433 | |
| 10434 | udelay(5); |
| 10435 | } |
| 10436 | |
| 10437 | if (val & (MCPR_NVM_SW_ARB_ARB_ARB1 << port)) { |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 10438 | DP(BNX2X_MSG_NVM, "cannot free access to nvram interface\n"); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10439 | return -EBUSY; |
| 10440 | } |
| 10441 | |
| 10442 | return 0; |
| 10443 | } |
| 10444 | |
| 10445 | static void bnx2x_enable_nvram_access(struct bnx2x *bp) |
| 10446 | { |
| 10447 | u32 val; |
| 10448 | |
| 10449 | val = REG_RD(bp, MCP_REG_MCPR_NVM_ACCESS_ENABLE); |
| 10450 | |
| 10451 | /* enable both bits, even on read */ |
| 10452 | REG_WR(bp, MCP_REG_MCPR_NVM_ACCESS_ENABLE, |
| 10453 | (val | MCPR_NVM_ACCESS_ENABLE_EN | |
| 10454 | MCPR_NVM_ACCESS_ENABLE_WR_EN)); |
| 10455 | } |
| 10456 | |
| 10457 | static void bnx2x_disable_nvram_access(struct bnx2x *bp) |
| 10458 | { |
| 10459 | u32 val; |
| 10460 | |
| 10461 | val = REG_RD(bp, MCP_REG_MCPR_NVM_ACCESS_ENABLE); |
| 10462 | |
| 10463 | /* disable both bits, even after read */ |
| 10464 | REG_WR(bp, MCP_REG_MCPR_NVM_ACCESS_ENABLE, |
| 10465 | (val & ~(MCPR_NVM_ACCESS_ENABLE_EN | |
| 10466 | MCPR_NVM_ACCESS_ENABLE_WR_EN))); |
| 10467 | } |
| 10468 | |
Eilon Greenstein | 4781bfa | 2009-02-12 08:38:17 +0000 | [diff] [blame] | 10469 | static int bnx2x_nvram_read_dword(struct bnx2x *bp, u32 offset, __be32 *ret_val, |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10470 | u32 cmd_flags) |
| 10471 | { |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 10472 | int count, i, rc; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10473 | u32 val; |
| 10474 | |
| 10475 | /* build the command word */ |
| 10476 | cmd_flags |= MCPR_NVM_COMMAND_DOIT; |
| 10477 | |
| 10478 | /* need to clear DONE bit separately */ |
| 10479 | REG_WR(bp, MCP_REG_MCPR_NVM_COMMAND, MCPR_NVM_COMMAND_DONE); |
| 10480 | |
| 10481 | /* address of the NVRAM to read from */ |
| 10482 | REG_WR(bp, MCP_REG_MCPR_NVM_ADDR, |
| 10483 | (offset & MCPR_NVM_ADDR_NVM_ADDR_VALUE)); |
| 10484 | |
| 10485 | /* issue a read command */ |
| 10486 | REG_WR(bp, MCP_REG_MCPR_NVM_COMMAND, cmd_flags); |
| 10487 | |
| 10488 | /* adjust timeout for emulation/FPGA */ |
| 10489 | count = NVRAM_TIMEOUT_COUNT; |
| 10490 | if (CHIP_REV_IS_SLOW(bp)) |
| 10491 | count *= 100; |
| 10492 | |
| 10493 | /* wait for completion */ |
| 10494 | *ret_val = 0; |
| 10495 | rc = -EBUSY; |
| 10496 | for (i = 0; i < count; i++) { |
| 10497 | udelay(5); |
| 10498 | val = REG_RD(bp, MCP_REG_MCPR_NVM_COMMAND); |
| 10499 | |
| 10500 | if (val & MCPR_NVM_COMMAND_DONE) { |
| 10501 | val = REG_RD(bp, MCP_REG_MCPR_NVM_READ); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10502 | /* we read nvram data in cpu order |
| 10503 | * but ethtool sees it as an array of bytes |
| 10504 | * converting to big-endian will do the work */ |
Eilon Greenstein | 4781bfa | 2009-02-12 08:38:17 +0000 | [diff] [blame] | 10505 | *ret_val = cpu_to_be32(val); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10506 | rc = 0; |
| 10507 | break; |
| 10508 | } |
| 10509 | } |
| 10510 | |
| 10511 | return rc; |
| 10512 | } |
| 10513 | |
| 10514 | static int bnx2x_nvram_read(struct bnx2x *bp, u32 offset, u8 *ret_buf, |
| 10515 | int buf_size) |
| 10516 | { |
| 10517 | int rc; |
| 10518 | u32 cmd_flags; |
Eilon Greenstein | 4781bfa | 2009-02-12 08:38:17 +0000 | [diff] [blame] | 10519 | __be32 val; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10520 | |
| 10521 | if ((offset & 0x03) || (buf_size & 0x03) || (buf_size == 0)) { |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 10522 | DP(BNX2X_MSG_NVM, |
Eliezer Tamir | c14423f | 2008-02-28 11:49:42 -0800 | [diff] [blame] | 10523 | "Invalid parameter: offset 0x%x buf_size 0x%x\n", |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10524 | offset, buf_size); |
| 10525 | return -EINVAL; |
| 10526 | } |
| 10527 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 10528 | if (offset + buf_size > bp->common.flash_size) { |
| 10529 | DP(BNX2X_MSG_NVM, "Invalid parameter: offset (0x%x) +" |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10530 | " buf_size (0x%x) > flash_size (0x%x)\n", |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 10531 | offset, buf_size, bp->common.flash_size); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10532 | return -EINVAL; |
| 10533 | } |
| 10534 | |
| 10535 | /* request access to nvram interface */ |
| 10536 | rc = bnx2x_acquire_nvram_lock(bp); |
| 10537 | if (rc) |
| 10538 | return rc; |
| 10539 | |
| 10540 | /* enable access to nvram interface */ |
| 10541 | bnx2x_enable_nvram_access(bp); |
| 10542 | |
| 10543 | /* read the first word(s) */ |
| 10544 | cmd_flags = MCPR_NVM_COMMAND_FIRST; |
| 10545 | while ((buf_size > sizeof(u32)) && (rc == 0)) { |
| 10546 | rc = bnx2x_nvram_read_dword(bp, offset, &val, cmd_flags); |
| 10547 | memcpy(ret_buf, &val, 4); |
| 10548 | |
| 10549 | /* advance to the next dword */ |
| 10550 | offset += sizeof(u32); |
| 10551 | ret_buf += sizeof(u32); |
| 10552 | buf_size -= sizeof(u32); |
| 10553 | cmd_flags = 0; |
| 10554 | } |
| 10555 | |
| 10556 | if (rc == 0) { |
| 10557 | cmd_flags |= MCPR_NVM_COMMAND_LAST; |
| 10558 | rc = bnx2x_nvram_read_dword(bp, offset, &val, cmd_flags); |
| 10559 | memcpy(ret_buf, &val, 4); |
| 10560 | } |
| 10561 | |
| 10562 | /* disable access to nvram interface */ |
| 10563 | bnx2x_disable_nvram_access(bp); |
| 10564 | bnx2x_release_nvram_lock(bp); |
| 10565 | |
| 10566 | return rc; |
| 10567 | } |
| 10568 | |
| 10569 | static int bnx2x_get_eeprom(struct net_device *dev, |
| 10570 | struct ethtool_eeprom *eeprom, u8 *eebuf) |
| 10571 | { |
| 10572 | struct bnx2x *bp = netdev_priv(dev); |
| 10573 | int rc; |
| 10574 | |
Eilon Greenstein | 2add3ac | 2009-01-14 06:44:07 +0000 | [diff] [blame] | 10575 | if (!netif_running(dev)) |
| 10576 | return -EAGAIN; |
| 10577 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 10578 | DP(BNX2X_MSG_NVM, "ethtool_eeprom: cmd %d\n" |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10579 | DP_LEVEL " magic 0x%x offset 0x%x (%d) len 0x%x (%d)\n", |
| 10580 | eeprom->cmd, eeprom->magic, eeprom->offset, eeprom->offset, |
| 10581 | eeprom->len, eeprom->len); |
| 10582 | |
| 10583 | /* parameters already validated in ethtool_get_eeprom */ |
| 10584 | |
| 10585 | rc = bnx2x_nvram_read(bp, eeprom->offset, eebuf, eeprom->len); |
| 10586 | |
| 10587 | return rc; |
| 10588 | } |
| 10589 | |
| 10590 | static int bnx2x_nvram_write_dword(struct bnx2x *bp, u32 offset, u32 val, |
| 10591 | u32 cmd_flags) |
| 10592 | { |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 10593 | int count, i, rc; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10594 | |
| 10595 | /* build the command word */ |
| 10596 | cmd_flags |= MCPR_NVM_COMMAND_DOIT | MCPR_NVM_COMMAND_WR; |
| 10597 | |
| 10598 | /* need to clear DONE bit separately */ |
| 10599 | REG_WR(bp, MCP_REG_MCPR_NVM_COMMAND, MCPR_NVM_COMMAND_DONE); |
| 10600 | |
| 10601 | /* write the data */ |
| 10602 | REG_WR(bp, MCP_REG_MCPR_NVM_WRITE, val); |
| 10603 | |
| 10604 | /* address of the NVRAM to write to */ |
| 10605 | REG_WR(bp, MCP_REG_MCPR_NVM_ADDR, |
| 10606 | (offset & MCPR_NVM_ADDR_NVM_ADDR_VALUE)); |
| 10607 | |
| 10608 | /* issue the write command */ |
| 10609 | REG_WR(bp, MCP_REG_MCPR_NVM_COMMAND, cmd_flags); |
| 10610 | |
| 10611 | /* adjust timeout for emulation/FPGA */ |
| 10612 | count = NVRAM_TIMEOUT_COUNT; |
| 10613 | if (CHIP_REV_IS_SLOW(bp)) |
| 10614 | count *= 100; |
| 10615 | |
| 10616 | /* wait for completion */ |
| 10617 | rc = -EBUSY; |
| 10618 | for (i = 0; i < count; i++) { |
| 10619 | udelay(5); |
| 10620 | val = REG_RD(bp, MCP_REG_MCPR_NVM_COMMAND); |
| 10621 | if (val & MCPR_NVM_COMMAND_DONE) { |
| 10622 | rc = 0; |
| 10623 | break; |
| 10624 | } |
| 10625 | } |
| 10626 | |
| 10627 | return rc; |
| 10628 | } |
| 10629 | |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 10630 | #define BYTE_OFFSET(offset) (8 * (offset & 0x03)) |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10631 | |
| 10632 | static int bnx2x_nvram_write1(struct bnx2x *bp, u32 offset, u8 *data_buf, |
| 10633 | int buf_size) |
| 10634 | { |
| 10635 | int rc; |
| 10636 | u32 cmd_flags; |
| 10637 | u32 align_offset; |
Eilon Greenstein | 4781bfa | 2009-02-12 08:38:17 +0000 | [diff] [blame] | 10638 | __be32 val; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10639 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 10640 | if (offset + buf_size > bp->common.flash_size) { |
| 10641 | DP(BNX2X_MSG_NVM, "Invalid parameter: offset (0x%x) +" |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10642 | " buf_size (0x%x) > flash_size (0x%x)\n", |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 10643 | offset, buf_size, bp->common.flash_size); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10644 | return -EINVAL; |
| 10645 | } |
| 10646 | |
| 10647 | /* request access to nvram interface */ |
| 10648 | rc = bnx2x_acquire_nvram_lock(bp); |
| 10649 | if (rc) |
| 10650 | return rc; |
| 10651 | |
| 10652 | /* enable access to nvram interface */ |
| 10653 | bnx2x_enable_nvram_access(bp); |
| 10654 | |
| 10655 | cmd_flags = (MCPR_NVM_COMMAND_FIRST | MCPR_NVM_COMMAND_LAST); |
| 10656 | align_offset = (offset & ~0x03); |
| 10657 | rc = bnx2x_nvram_read_dword(bp, align_offset, &val, cmd_flags); |
| 10658 | |
| 10659 | if (rc == 0) { |
| 10660 | val &= ~(0xff << BYTE_OFFSET(offset)); |
| 10661 | val |= (*data_buf << BYTE_OFFSET(offset)); |
| 10662 | |
| 10663 | /* nvram data is returned as an array of bytes |
| 10664 | * convert it back to cpu order */ |
| 10665 | val = be32_to_cpu(val); |
| 10666 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10667 | rc = bnx2x_nvram_write_dword(bp, align_offset, val, |
| 10668 | cmd_flags); |
| 10669 | } |
| 10670 | |
| 10671 | /* disable access to nvram interface */ |
| 10672 | bnx2x_disable_nvram_access(bp); |
| 10673 | bnx2x_release_nvram_lock(bp); |
| 10674 | |
| 10675 | return rc; |
| 10676 | } |
| 10677 | |
| 10678 | static int bnx2x_nvram_write(struct bnx2x *bp, u32 offset, u8 *data_buf, |
| 10679 | int buf_size) |
| 10680 | { |
| 10681 | int rc; |
| 10682 | u32 cmd_flags; |
| 10683 | u32 val; |
| 10684 | u32 written_so_far; |
| 10685 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 10686 | if (buf_size == 1) /* ethtool */ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10687 | return bnx2x_nvram_write1(bp, offset, data_buf, buf_size); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10688 | |
| 10689 | if ((offset & 0x03) || (buf_size & 0x03) || (buf_size == 0)) { |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 10690 | DP(BNX2X_MSG_NVM, |
Eliezer Tamir | c14423f | 2008-02-28 11:49:42 -0800 | [diff] [blame] | 10691 | "Invalid parameter: offset 0x%x buf_size 0x%x\n", |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10692 | offset, buf_size); |
| 10693 | return -EINVAL; |
| 10694 | } |
| 10695 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 10696 | if (offset + buf_size > bp->common.flash_size) { |
| 10697 | DP(BNX2X_MSG_NVM, "Invalid parameter: offset (0x%x) +" |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10698 | " buf_size (0x%x) > flash_size (0x%x)\n", |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 10699 | offset, buf_size, bp->common.flash_size); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10700 | return -EINVAL; |
| 10701 | } |
| 10702 | |
| 10703 | /* request access to nvram interface */ |
| 10704 | rc = bnx2x_acquire_nvram_lock(bp); |
| 10705 | if (rc) |
| 10706 | return rc; |
| 10707 | |
| 10708 | /* enable access to nvram interface */ |
| 10709 | bnx2x_enable_nvram_access(bp); |
| 10710 | |
| 10711 | written_so_far = 0; |
| 10712 | cmd_flags = MCPR_NVM_COMMAND_FIRST; |
| 10713 | while ((written_so_far < buf_size) && (rc == 0)) { |
| 10714 | if (written_so_far == (buf_size - sizeof(u32))) |
| 10715 | cmd_flags |= MCPR_NVM_COMMAND_LAST; |
| 10716 | else if (((offset + 4) % NVRAM_PAGE_SIZE) == 0) |
| 10717 | cmd_flags |= MCPR_NVM_COMMAND_LAST; |
| 10718 | else if ((offset % NVRAM_PAGE_SIZE) == 0) |
| 10719 | cmd_flags |= MCPR_NVM_COMMAND_FIRST; |
| 10720 | |
| 10721 | memcpy(&val, data_buf, 4); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10722 | |
| 10723 | rc = bnx2x_nvram_write_dword(bp, offset, val, cmd_flags); |
| 10724 | |
| 10725 | /* advance to the next dword */ |
| 10726 | offset += sizeof(u32); |
| 10727 | data_buf += sizeof(u32); |
| 10728 | written_so_far += sizeof(u32); |
| 10729 | cmd_flags = 0; |
| 10730 | } |
| 10731 | |
| 10732 | /* disable access to nvram interface */ |
| 10733 | bnx2x_disable_nvram_access(bp); |
| 10734 | bnx2x_release_nvram_lock(bp); |
| 10735 | |
| 10736 | return rc; |
| 10737 | } |
| 10738 | |
| 10739 | static int bnx2x_set_eeprom(struct net_device *dev, |
| 10740 | struct ethtool_eeprom *eeprom, u8 *eebuf) |
| 10741 | { |
| 10742 | struct bnx2x *bp = netdev_priv(dev); |
Eilon Greenstein | f57a602 | 2009-08-12 08:23:11 +0000 | [diff] [blame] | 10743 | int port = BP_PORT(bp); |
| 10744 | int rc = 0; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10745 | |
Eilon Greenstein | 9f4c958 | 2009-01-08 11:21:43 -0800 | [diff] [blame] | 10746 | if (!netif_running(dev)) |
| 10747 | return -EAGAIN; |
| 10748 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 10749 | DP(BNX2X_MSG_NVM, "ethtool_eeprom: cmd %d\n" |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10750 | DP_LEVEL " magic 0x%x offset 0x%x (%d) len 0x%x (%d)\n", |
| 10751 | eeprom->cmd, eeprom->magic, eeprom->offset, eeprom->offset, |
| 10752 | eeprom->len, eeprom->len); |
| 10753 | |
| 10754 | /* parameters already validated in ethtool_set_eeprom */ |
| 10755 | |
Eilon Greenstein | f57a602 | 2009-08-12 08:23:11 +0000 | [diff] [blame] | 10756 | /* PHY eeprom can be accessed only by the PMF */ |
| 10757 | if ((eeprom->magic >= 0x50485900) && (eeprom->magic <= 0x504859FF) && |
| 10758 | !bp->port.pmf) |
| 10759 | return -EINVAL; |
| 10760 | |
| 10761 | if (eeprom->magic == 0x50485950) { |
| 10762 | /* 'PHYP' (0x50485950): prepare phy for FW upgrade */ |
| 10763 | bnx2x_stats_handle(bp, STATS_EVENT_STOP); |
| 10764 | |
| 10765 | bnx2x_acquire_phy_lock(bp); |
| 10766 | rc |= bnx2x_link_reset(&bp->link_params, |
| 10767 | &bp->link_vars, 0); |
| 10768 | if (XGXS_EXT_PHY_TYPE(bp->link_params.ext_phy_config) == |
| 10769 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101) |
| 10770 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_0, |
| 10771 | MISC_REGISTERS_GPIO_HIGH, port); |
| 10772 | bnx2x_release_phy_lock(bp); |
| 10773 | bnx2x_link_report(bp); |
| 10774 | |
| 10775 | } else if (eeprom->magic == 0x50485952) { |
| 10776 | /* 'PHYR' (0x50485952): re-init link after FW upgrade */ |
Eilon Greenstein | f34d28e | 2009-10-15 00:18:08 -0700 | [diff] [blame] | 10777 | if (bp->state == BNX2X_STATE_OPEN) { |
Eilon Greenstein | f57a602 | 2009-08-12 08:23:11 +0000 | [diff] [blame] | 10778 | bnx2x_acquire_phy_lock(bp); |
| 10779 | rc |= bnx2x_link_reset(&bp->link_params, |
| 10780 | &bp->link_vars, 1); |
| 10781 | |
| 10782 | rc |= bnx2x_phy_init(&bp->link_params, |
| 10783 | &bp->link_vars); |
| 10784 | bnx2x_release_phy_lock(bp); |
| 10785 | bnx2x_calc_fc_adv(bp); |
| 10786 | } |
| 10787 | } else if (eeprom->magic == 0x53985943) { |
| 10788 | /* 'PHYC' (0x53985943): PHY FW upgrade completed */ |
| 10789 | if (XGXS_EXT_PHY_TYPE(bp->link_params.ext_phy_config) == |
| 10790 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101) { |
| 10791 | u8 ext_phy_addr = |
Eilon Greenstein | 659bc5c | 2009-08-12 08:24:02 +0000 | [diff] [blame] | 10792 | XGXS_EXT_PHY_ADDR(bp->link_params.ext_phy_config); |
Eilon Greenstein | f57a602 | 2009-08-12 08:23:11 +0000 | [diff] [blame] | 10793 | |
| 10794 | /* DSP Remove Download Mode */ |
| 10795 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_0, |
| 10796 | MISC_REGISTERS_GPIO_LOW, port); |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 10797 | |
Yitchak Gertner | 4a37fb6 | 2008-08-13 15:50:23 -0700 | [diff] [blame] | 10798 | bnx2x_acquire_phy_lock(bp); |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 10799 | |
Eilon Greenstein | f57a602 | 2009-08-12 08:23:11 +0000 | [diff] [blame] | 10800 | bnx2x_sfx7101_sp_sw_reset(bp, port, ext_phy_addr); |
| 10801 | |
| 10802 | /* wait 0.5 sec to allow it to run */ |
| 10803 | msleep(500); |
| 10804 | bnx2x_ext_phy_hw_reset(bp, port); |
| 10805 | msleep(500); |
| 10806 | bnx2x_release_phy_lock(bp); |
| 10807 | } |
| 10808 | } else |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 10809 | rc = bnx2x_nvram_write(bp, eeprom->offset, eebuf, eeprom->len); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10810 | |
| 10811 | return rc; |
| 10812 | } |
| 10813 | |
| 10814 | static int bnx2x_get_coalesce(struct net_device *dev, |
| 10815 | struct ethtool_coalesce *coal) |
| 10816 | { |
| 10817 | struct bnx2x *bp = netdev_priv(dev); |
| 10818 | |
| 10819 | memset(coal, 0, sizeof(struct ethtool_coalesce)); |
| 10820 | |
| 10821 | coal->rx_coalesce_usecs = bp->rx_ticks; |
| 10822 | coal->tx_coalesce_usecs = bp->tx_ticks; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10823 | |
| 10824 | return 0; |
| 10825 | } |
| 10826 | |
| 10827 | static int bnx2x_set_coalesce(struct net_device *dev, |
| 10828 | struct ethtool_coalesce *coal) |
| 10829 | { |
| 10830 | struct bnx2x *bp = netdev_priv(dev); |
| 10831 | |
Vladislav Zolotarov | cdaa7cb | 2010-04-19 01:13:57 +0000 | [diff] [blame] | 10832 | bp->rx_ticks = (u16)coal->rx_coalesce_usecs; |
| 10833 | if (bp->rx_ticks > BNX2X_MAX_COALESCE_TOUT) |
| 10834 | bp->rx_ticks = BNX2X_MAX_COALESCE_TOUT; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10835 | |
Vladislav Zolotarov | cdaa7cb | 2010-04-19 01:13:57 +0000 | [diff] [blame] | 10836 | bp->tx_ticks = (u16)coal->tx_coalesce_usecs; |
| 10837 | if (bp->tx_ticks > BNX2X_MAX_COALESCE_TOUT) |
| 10838 | bp->tx_ticks = BNX2X_MAX_COALESCE_TOUT; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10839 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 10840 | if (netif_running(dev)) |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10841 | bnx2x_update_coalesce(bp); |
| 10842 | |
| 10843 | return 0; |
| 10844 | } |
| 10845 | |
| 10846 | static void bnx2x_get_ringparam(struct net_device *dev, |
| 10847 | struct ethtool_ringparam *ering) |
| 10848 | { |
| 10849 | struct bnx2x *bp = netdev_priv(dev); |
| 10850 | |
| 10851 | ering->rx_max_pending = MAX_RX_AVAIL; |
| 10852 | ering->rx_mini_max_pending = 0; |
| 10853 | ering->rx_jumbo_max_pending = 0; |
| 10854 | |
| 10855 | ering->rx_pending = bp->rx_ring_size; |
| 10856 | ering->rx_mini_pending = 0; |
| 10857 | ering->rx_jumbo_pending = 0; |
| 10858 | |
| 10859 | ering->tx_max_pending = MAX_TX_AVAIL; |
| 10860 | ering->tx_pending = bp->tx_ring_size; |
| 10861 | } |
| 10862 | |
| 10863 | static int bnx2x_set_ringparam(struct net_device *dev, |
| 10864 | struct ethtool_ringparam *ering) |
| 10865 | { |
| 10866 | struct bnx2x *bp = netdev_priv(dev); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 10867 | int rc = 0; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10868 | |
Vladislav Zolotarov | 72fd071 | 2010-04-19 01:13:12 +0000 | [diff] [blame] | 10869 | if (bp->recovery_state != BNX2X_RECOVERY_DONE) { |
| 10870 | printk(KERN_ERR "Handling parity error recovery. Try again later\n"); |
| 10871 | return -EAGAIN; |
| 10872 | } |
| 10873 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10874 | if ((ering->rx_pending > MAX_RX_AVAIL) || |
| 10875 | (ering->tx_pending > MAX_TX_AVAIL) || |
| 10876 | (ering->tx_pending <= MAX_SKB_FRAGS + 4)) |
| 10877 | return -EINVAL; |
| 10878 | |
| 10879 | bp->rx_ring_size = ering->rx_pending; |
| 10880 | bp->tx_ring_size = ering->tx_pending; |
| 10881 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 10882 | if (netif_running(dev)) { |
| 10883 | bnx2x_nic_unload(bp, UNLOAD_NORMAL); |
| 10884 | rc = bnx2x_nic_load(bp, LOAD_NORMAL); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10885 | } |
| 10886 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 10887 | return rc; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10888 | } |
| 10889 | |
| 10890 | static void bnx2x_get_pauseparam(struct net_device *dev, |
| 10891 | struct ethtool_pauseparam *epause) |
| 10892 | { |
| 10893 | struct bnx2x *bp = netdev_priv(dev); |
| 10894 | |
Eilon Greenstein | 356e238 | 2009-02-12 08:38:32 +0000 | [diff] [blame] | 10895 | epause->autoneg = (bp->link_params.req_flow_ctrl == |
| 10896 | BNX2X_FLOW_CTRL_AUTO) && |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 10897 | (bp->link_params.req_line_speed == SPEED_AUTO_NEG); |
| 10898 | |
David S. Miller | c0700f9 | 2008-12-16 23:53:20 -0800 | [diff] [blame] | 10899 | epause->rx_pause = ((bp->link_vars.flow_ctrl & BNX2X_FLOW_CTRL_RX) == |
| 10900 | BNX2X_FLOW_CTRL_RX); |
| 10901 | epause->tx_pause = ((bp->link_vars.flow_ctrl & BNX2X_FLOW_CTRL_TX) == |
| 10902 | BNX2X_FLOW_CTRL_TX); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10903 | |
| 10904 | DP(NETIF_MSG_LINK, "ethtool_pauseparam: cmd %d\n" |
| 10905 | DP_LEVEL " autoneg %d rx_pause %d tx_pause %d\n", |
| 10906 | epause->cmd, epause->autoneg, epause->rx_pause, epause->tx_pause); |
| 10907 | } |
| 10908 | |
| 10909 | static int bnx2x_set_pauseparam(struct net_device *dev, |
| 10910 | struct ethtool_pauseparam *epause) |
| 10911 | { |
| 10912 | struct bnx2x *bp = netdev_priv(dev); |
| 10913 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 10914 | if (IS_E1HMF(bp)) |
| 10915 | return 0; |
| 10916 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10917 | DP(NETIF_MSG_LINK, "ethtool_pauseparam: cmd %d\n" |
| 10918 | DP_LEVEL " autoneg %d rx_pause %d tx_pause %d\n", |
| 10919 | epause->cmd, epause->autoneg, epause->rx_pause, epause->tx_pause); |
| 10920 | |
David S. Miller | c0700f9 | 2008-12-16 23:53:20 -0800 | [diff] [blame] | 10921 | bp->link_params.req_flow_ctrl = BNX2X_FLOW_CTRL_AUTO; |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 10922 | |
| 10923 | if (epause->rx_pause) |
David S. Miller | c0700f9 | 2008-12-16 23:53:20 -0800 | [diff] [blame] | 10924 | bp->link_params.req_flow_ctrl |= BNX2X_FLOW_CTRL_RX; |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 10925 | |
| 10926 | if (epause->tx_pause) |
David S. Miller | c0700f9 | 2008-12-16 23:53:20 -0800 | [diff] [blame] | 10927 | bp->link_params.req_flow_ctrl |= BNX2X_FLOW_CTRL_TX; |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 10928 | |
David S. Miller | c0700f9 | 2008-12-16 23:53:20 -0800 | [diff] [blame] | 10929 | if (bp->link_params.req_flow_ctrl == BNX2X_FLOW_CTRL_AUTO) |
| 10930 | bp->link_params.req_flow_ctrl = BNX2X_FLOW_CTRL_NONE; |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 10931 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10932 | if (epause->autoneg) { |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 10933 | if (!(bp->port.supported & SUPPORTED_Autoneg)) { |
Eilon Greenstein | 3196a88 | 2008-08-13 15:58:49 -0700 | [diff] [blame] | 10934 | DP(NETIF_MSG_LINK, "autoneg not supported\n"); |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 10935 | return -EINVAL; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10936 | } |
| 10937 | |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 10938 | if (bp->link_params.req_line_speed == SPEED_AUTO_NEG) |
David S. Miller | c0700f9 | 2008-12-16 23:53:20 -0800 | [diff] [blame] | 10939 | bp->link_params.req_flow_ctrl = BNX2X_FLOW_CTRL_AUTO; |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 10940 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10941 | |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 10942 | DP(NETIF_MSG_LINK, |
| 10943 | "req_flow_ctrl 0x%x\n", bp->link_params.req_flow_ctrl); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 10944 | |
| 10945 | if (netif_running(dev)) { |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 10946 | bnx2x_stats_handle(bp, STATS_EVENT_STOP); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 10947 | bnx2x_link_set(bp); |
| 10948 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10949 | |
| 10950 | return 0; |
| 10951 | } |
| 10952 | |
Vladislav Zolotarov | df0f234 | 2008-08-13 15:53:38 -0700 | [diff] [blame] | 10953 | static int bnx2x_set_flags(struct net_device *dev, u32 data) |
| 10954 | { |
| 10955 | struct bnx2x *bp = netdev_priv(dev); |
| 10956 | int changed = 0; |
| 10957 | int rc = 0; |
| 10958 | |
Vladislav Zolotarov | 72fd071 | 2010-04-19 01:13:12 +0000 | [diff] [blame] | 10959 | if (bp->recovery_state != BNX2X_RECOVERY_DONE) { |
| 10960 | printk(KERN_ERR "Handling parity error recovery. Try again later\n"); |
| 10961 | return -EAGAIN; |
| 10962 | } |
| 10963 | |
Vladislav Zolotarov | df0f234 | 2008-08-13 15:53:38 -0700 | [diff] [blame] | 10964 | /* TPA requires Rx CSUM offloading */ |
| 10965 | if ((data & ETH_FLAG_LRO) && bp->rx_csum) { |
Vladislav Zolotarov | d43a7e6 | 2010-02-17 02:03:40 +0000 | [diff] [blame] | 10966 | if (!disable_tpa) { |
| 10967 | if (!(dev->features & NETIF_F_LRO)) { |
| 10968 | dev->features |= NETIF_F_LRO; |
| 10969 | bp->flags |= TPA_ENABLE_FLAG; |
| 10970 | changed = 1; |
| 10971 | } |
| 10972 | } else |
| 10973 | rc = -EINVAL; |
Vladislav Zolotarov | df0f234 | 2008-08-13 15:53:38 -0700 | [diff] [blame] | 10974 | } else if (dev->features & NETIF_F_LRO) { |
| 10975 | dev->features &= ~NETIF_F_LRO; |
| 10976 | bp->flags &= ~TPA_ENABLE_FLAG; |
| 10977 | changed = 1; |
| 10978 | } |
| 10979 | |
| 10980 | if (changed && netif_running(dev)) { |
| 10981 | bnx2x_nic_unload(bp, UNLOAD_NORMAL); |
| 10982 | rc = bnx2x_nic_load(bp, LOAD_NORMAL); |
| 10983 | } |
| 10984 | |
| 10985 | return rc; |
| 10986 | } |
| 10987 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10988 | static u32 bnx2x_get_rx_csum(struct net_device *dev) |
| 10989 | { |
| 10990 | struct bnx2x *bp = netdev_priv(dev); |
| 10991 | |
| 10992 | return bp->rx_csum; |
| 10993 | } |
| 10994 | |
| 10995 | static int bnx2x_set_rx_csum(struct net_device *dev, u32 data) |
| 10996 | { |
| 10997 | struct bnx2x *bp = netdev_priv(dev); |
Vladislav Zolotarov | df0f234 | 2008-08-13 15:53:38 -0700 | [diff] [blame] | 10998 | int rc = 0; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10999 | |
Vladislav Zolotarov | 72fd071 | 2010-04-19 01:13:12 +0000 | [diff] [blame] | 11000 | if (bp->recovery_state != BNX2X_RECOVERY_DONE) { |
| 11001 | printk(KERN_ERR "Handling parity error recovery. Try again later\n"); |
| 11002 | return -EAGAIN; |
| 11003 | } |
| 11004 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 11005 | bp->rx_csum = data; |
Vladislav Zolotarov | df0f234 | 2008-08-13 15:53:38 -0700 | [diff] [blame] | 11006 | |
| 11007 | /* Disable TPA, when Rx CSUM is disabled. Otherwise all |
| 11008 | TPA'ed packets will be discarded due to wrong TCP CSUM */ |
| 11009 | if (!data) { |
| 11010 | u32 flags = ethtool_op_get_flags(dev); |
| 11011 | |
| 11012 | rc = bnx2x_set_flags(dev, (flags & ~ETH_FLAG_LRO)); |
| 11013 | } |
| 11014 | |
| 11015 | return rc; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 11016 | } |
| 11017 | |
| 11018 | static int bnx2x_set_tso(struct net_device *dev, u32 data) |
| 11019 | { |
Eilon Greenstein | 755735eb | 2008-06-23 20:35:13 -0700 | [diff] [blame] | 11020 | if (data) { |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 11021 | dev->features |= (NETIF_F_TSO | NETIF_F_TSO_ECN); |
Eilon Greenstein | 755735eb | 2008-06-23 20:35:13 -0700 | [diff] [blame] | 11022 | dev->features |= NETIF_F_TSO6; |
| 11023 | } else { |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 11024 | dev->features &= ~(NETIF_F_TSO | NETIF_F_TSO_ECN); |
Eilon Greenstein | 755735eb | 2008-06-23 20:35:13 -0700 | [diff] [blame] | 11025 | dev->features &= ~NETIF_F_TSO6; |
| 11026 | } |
| 11027 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 11028 | return 0; |
| 11029 | } |
| 11030 | |
Yitchak Gertner | f3c87cd | 2008-06-23 20:35:51 -0700 | [diff] [blame] | 11031 | static const struct { |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 11032 | char string[ETH_GSTRING_LEN]; |
| 11033 | } bnx2x_tests_str_arr[BNX2X_NUM_TESTS] = { |
Yitchak Gertner | f3c87cd | 2008-06-23 20:35:51 -0700 | [diff] [blame] | 11034 | { "register_test (offline)" }, |
| 11035 | { "memory_test (offline)" }, |
| 11036 | { "loopback_test (offline)" }, |
| 11037 | { "nvram_test (online)" }, |
| 11038 | { "interrupt_test (online)" }, |
| 11039 | { "link_test (online)" }, |
Eilon Greenstein | d3d4f49 | 2009-02-12 08:36:27 +0000 | [diff] [blame] | 11040 | { "idle check (online)" } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 11041 | }; |
| 11042 | |
Yitchak Gertner | f3c87cd | 2008-06-23 20:35:51 -0700 | [diff] [blame] | 11043 | static int bnx2x_test_registers(struct bnx2x *bp) |
| 11044 | { |
| 11045 | int idx, i, rc = -ENODEV; |
| 11046 | u32 wr_val = 0; |
Yitchak Gertner | 9dabc42 | 2008-08-13 15:51:28 -0700 | [diff] [blame] | 11047 | int port = BP_PORT(bp); |
Yitchak Gertner | f3c87cd | 2008-06-23 20:35:51 -0700 | [diff] [blame] | 11048 | static const struct { |
Vladislav Zolotarov | cdaa7cb | 2010-04-19 01:13:57 +0000 | [diff] [blame] | 11049 | u32 offset0; |
| 11050 | u32 offset1; |
| 11051 | u32 mask; |
Yitchak Gertner | f3c87cd | 2008-06-23 20:35:51 -0700 | [diff] [blame] | 11052 | } reg_tbl[] = { |
| 11053 | /* 0 */ { BRB1_REG_PAUSE_LOW_THRESHOLD_0, 4, 0x000003ff }, |
| 11054 | { DORQ_REG_DB_ADDR0, 4, 0xffffffff }, |
| 11055 | { HC_REG_AGG_INT_0, 4, 0x000003ff }, |
| 11056 | { PBF_REG_MAC_IF0_ENABLE, 4, 0x00000001 }, |
| 11057 | { PBF_REG_P0_INIT_CRD, 4, 0x000007ff }, |
| 11058 | { PRS_REG_CID_PORT_0, 4, 0x00ffffff }, |
| 11059 | { PXP2_REG_PSWRQ_CDU0_L2P, 4, 0x000fffff }, |
| 11060 | { PXP2_REG_RQ_CDU0_EFIRST_MEM_ADDR, 8, 0x0003ffff }, |
| 11061 | { PXP2_REG_PSWRQ_TM0_L2P, 4, 0x000fffff }, |
| 11062 | { PXP2_REG_RQ_USDM0_EFIRST_MEM_ADDR, 8, 0x0003ffff }, |
| 11063 | /* 10 */ { PXP2_REG_PSWRQ_TSDM0_L2P, 4, 0x000fffff }, |
| 11064 | { QM_REG_CONNNUM_0, 4, 0x000fffff }, |
| 11065 | { TM_REG_LIN0_MAX_ACTIVE_CID, 4, 0x0003ffff }, |
| 11066 | { SRC_REG_KEYRSS0_0, 40, 0xffffffff }, |
| 11067 | { SRC_REG_KEYRSS0_7, 40, 0xffffffff }, |
| 11068 | { XCM_REG_WU_DA_SET_TMR_CNT_FLG_CMD00, 4, 0x00000001 }, |
| 11069 | { XCM_REG_WU_DA_CNT_CMD00, 4, 0x00000003 }, |
| 11070 | { XCM_REG_GLB_DEL_ACK_MAX_CNT_0, 4, 0x000000ff }, |
Yitchak Gertner | f3c87cd | 2008-06-23 20:35:51 -0700 | [diff] [blame] | 11071 | { NIG_REG_LLH0_T_BIT, 4, 0x00000001 }, |
Eilon Greenstein | c1f1a06 | 2009-07-29 00:20:08 +0000 | [diff] [blame] | 11072 | { NIG_REG_EMAC0_IN_EN, 4, 0x00000001 }, |
| 11073 | /* 20 */ { NIG_REG_BMAC0_IN_EN, 4, 0x00000001 }, |
Yitchak Gertner | f3c87cd | 2008-06-23 20:35:51 -0700 | [diff] [blame] | 11074 | { NIG_REG_XCM0_OUT_EN, 4, 0x00000001 }, |
| 11075 | { NIG_REG_BRB0_OUT_EN, 4, 0x00000001 }, |
| 11076 | { NIG_REG_LLH0_XCM_MASK, 4, 0x00000007 }, |
| 11077 | { NIG_REG_LLH0_ACPI_PAT_6_LEN, 68, 0x000000ff }, |
| 11078 | { NIG_REG_LLH0_ACPI_PAT_0_CRC, 68, 0xffffffff }, |
| 11079 | { NIG_REG_LLH0_DEST_MAC_0_0, 160, 0xffffffff }, |
| 11080 | { NIG_REG_LLH0_DEST_IP_0_1, 160, 0xffffffff }, |
| 11081 | { NIG_REG_LLH0_IPV4_IPV6_0, 160, 0x00000001 }, |
Eilon Greenstein | c1f1a06 | 2009-07-29 00:20:08 +0000 | [diff] [blame] | 11082 | { NIG_REG_LLH0_DEST_UDP_0, 160, 0x0000ffff }, |
| 11083 | /* 30 */ { NIG_REG_LLH0_DEST_TCP_0, 160, 0x0000ffff }, |
Yitchak Gertner | f3c87cd | 2008-06-23 20:35:51 -0700 | [diff] [blame] | 11084 | { NIG_REG_LLH0_VLAN_ID_0, 160, 0x00000fff }, |
| 11085 | { NIG_REG_XGXS_SERDES0_MODE_SEL, 4, 0x00000001 }, |
| 11086 | { NIG_REG_LED_CONTROL_OVERRIDE_TRAFFIC_P0, 4, 0x00000001 }, |
| 11087 | { NIG_REG_STATUS_INTERRUPT_PORT0, 4, 0x07ffffff }, |
| 11088 | { NIG_REG_XGXS0_CTRL_EXTREMOTEMDIOST, 24, 0x00000001 }, |
| 11089 | { NIG_REG_SERDES0_CTRL_PHY_ADDR, 16, 0x0000001f }, |
| 11090 | |
| 11091 | { 0xffffffff, 0, 0x00000000 } |
| 11092 | }; |
| 11093 | |
| 11094 | if (!netif_running(bp->dev)) |
| 11095 | return rc; |
| 11096 | |
| 11097 | /* Repeat the test twice: |
| 11098 | First by writing 0x00000000, second by writing 0xffffffff */ |
| 11099 | for (idx = 0; idx < 2; idx++) { |
| 11100 | |
| 11101 | switch (idx) { |
| 11102 | case 0: |
| 11103 | wr_val = 0; |
| 11104 | break; |
| 11105 | case 1: |
| 11106 | wr_val = 0xffffffff; |
| 11107 | break; |
| 11108 | } |
| 11109 | |
| 11110 | for (i = 0; reg_tbl[i].offset0 != 0xffffffff; i++) { |
| 11111 | u32 offset, mask, save_val, val; |
Yitchak Gertner | f3c87cd | 2008-06-23 20:35:51 -0700 | [diff] [blame] | 11112 | |
| 11113 | offset = reg_tbl[i].offset0 + port*reg_tbl[i].offset1; |
| 11114 | mask = reg_tbl[i].mask; |
| 11115 | |
| 11116 | save_val = REG_RD(bp, offset); |
| 11117 | |
| 11118 | REG_WR(bp, offset, wr_val); |
| 11119 | val = REG_RD(bp, offset); |
| 11120 | |
| 11121 | /* Restore the original register's value */ |
| 11122 | REG_WR(bp, offset, save_val); |
| 11123 | |
Vladislav Zolotarov | cdaa7cb | 2010-04-19 01:13:57 +0000 | [diff] [blame] | 11124 | /* verify value is as expected */ |
| 11125 | if ((val & mask) != (wr_val & mask)) { |
| 11126 | DP(NETIF_MSG_PROBE, |
| 11127 | "offset 0x%x: val 0x%x != 0x%x mask 0x%x\n", |
| 11128 | offset, val, wr_val, mask); |
Yitchak Gertner | f3c87cd | 2008-06-23 20:35:51 -0700 | [diff] [blame] | 11129 | goto test_reg_exit; |
Vladislav Zolotarov | cdaa7cb | 2010-04-19 01:13:57 +0000 | [diff] [blame] | 11130 | } |
Yitchak Gertner | f3c87cd | 2008-06-23 20:35:51 -0700 | [diff] [blame] | 11131 | } |
| 11132 | } |
| 11133 | |
| 11134 | rc = 0; |
| 11135 | |
| 11136 | test_reg_exit: |
| 11137 | return rc; |
| 11138 | } |
| 11139 | |
| 11140 | static int bnx2x_test_memory(struct bnx2x *bp) |
| 11141 | { |
| 11142 | int i, j, rc = -ENODEV; |
| 11143 | u32 val; |
| 11144 | static const struct { |
| 11145 | u32 offset; |
| 11146 | int size; |
| 11147 | } mem_tbl[] = { |
| 11148 | { CCM_REG_XX_DESCR_TABLE, CCM_REG_XX_DESCR_TABLE_SIZE }, |
| 11149 | { CFC_REG_ACTIVITY_COUNTER, CFC_REG_ACTIVITY_COUNTER_SIZE }, |
| 11150 | { CFC_REG_LINK_LIST, CFC_REG_LINK_LIST_SIZE }, |
| 11151 | { DMAE_REG_CMD_MEM, DMAE_REG_CMD_MEM_SIZE }, |
| 11152 | { TCM_REG_XX_DESCR_TABLE, TCM_REG_XX_DESCR_TABLE_SIZE }, |
| 11153 | { UCM_REG_XX_DESCR_TABLE, UCM_REG_XX_DESCR_TABLE_SIZE }, |
| 11154 | { XCM_REG_XX_DESCR_TABLE, XCM_REG_XX_DESCR_TABLE_SIZE }, |
| 11155 | |
| 11156 | { 0xffffffff, 0 } |
| 11157 | }; |
| 11158 | static const struct { |
| 11159 | char *name; |
| 11160 | u32 offset; |
Yitchak Gertner | 9dabc42 | 2008-08-13 15:51:28 -0700 | [diff] [blame] | 11161 | u32 e1_mask; |
| 11162 | u32 e1h_mask; |
Yitchak Gertner | f3c87cd | 2008-06-23 20:35:51 -0700 | [diff] [blame] | 11163 | } prty_tbl[] = { |
Yitchak Gertner | 9dabc42 | 2008-08-13 15:51:28 -0700 | [diff] [blame] | 11164 | { "CCM_PRTY_STS", CCM_REG_CCM_PRTY_STS, 0x3ffc0, 0 }, |
| 11165 | { "CFC_PRTY_STS", CFC_REG_CFC_PRTY_STS, 0x2, 0x2 }, |
| 11166 | { "DMAE_PRTY_STS", DMAE_REG_DMAE_PRTY_STS, 0, 0 }, |
| 11167 | { "TCM_PRTY_STS", TCM_REG_TCM_PRTY_STS, 0x3ffc0, 0 }, |
| 11168 | { "UCM_PRTY_STS", UCM_REG_UCM_PRTY_STS, 0x3ffc0, 0 }, |
| 11169 | { "XCM_PRTY_STS", XCM_REG_XCM_PRTY_STS, 0x3ffc1, 0 }, |
Yitchak Gertner | f3c87cd | 2008-06-23 20:35:51 -0700 | [diff] [blame] | 11170 | |
Yitchak Gertner | 9dabc42 | 2008-08-13 15:51:28 -0700 | [diff] [blame] | 11171 | { NULL, 0xffffffff, 0, 0 } |
Yitchak Gertner | f3c87cd | 2008-06-23 20:35:51 -0700 | [diff] [blame] | 11172 | }; |
| 11173 | |
| 11174 | if (!netif_running(bp->dev)) |
| 11175 | return rc; |
| 11176 | |
| 11177 | /* Go through all the memories */ |
| 11178 | for (i = 0; mem_tbl[i].offset != 0xffffffff; i++) |
| 11179 | for (j = 0; j < mem_tbl[i].size; j++) |
| 11180 | REG_RD(bp, mem_tbl[i].offset + j*4); |
| 11181 | |
| 11182 | /* Check the parity status */ |
| 11183 | for (i = 0; prty_tbl[i].offset != 0xffffffff; i++) { |
| 11184 | val = REG_RD(bp, prty_tbl[i].offset); |
Yitchak Gertner | 9dabc42 | 2008-08-13 15:51:28 -0700 | [diff] [blame] | 11185 | if ((CHIP_IS_E1(bp) && (val & ~(prty_tbl[i].e1_mask))) || |
| 11186 | (CHIP_IS_E1H(bp) && (val & ~(prty_tbl[i].e1h_mask)))) { |
Yitchak Gertner | f3c87cd | 2008-06-23 20:35:51 -0700 | [diff] [blame] | 11187 | DP(NETIF_MSG_HW, |
| 11188 | "%s is 0x%x\n", prty_tbl[i].name, val); |
| 11189 | goto test_mem_exit; |
| 11190 | } |
| 11191 | } |
| 11192 | |
| 11193 | rc = 0; |
| 11194 | |
| 11195 | test_mem_exit: |
| 11196 | return rc; |
| 11197 | } |
| 11198 | |
Yitchak Gertner | f3c87cd | 2008-06-23 20:35:51 -0700 | [diff] [blame] | 11199 | static void bnx2x_wait_for_link(struct bnx2x *bp, u8 link_up) |
| 11200 | { |
| 11201 | int cnt = 1000; |
| 11202 | |
| 11203 | if (link_up) |
| 11204 | while (bnx2x_link_test(bp) && cnt--) |
| 11205 | msleep(10); |
| 11206 | } |
| 11207 | |
| 11208 | static int bnx2x_run_loopback(struct bnx2x *bp, int loopback_mode, u8 link_up) |
| 11209 | { |
| 11210 | unsigned int pkt_size, num_pkts, i; |
| 11211 | struct sk_buff *skb; |
| 11212 | unsigned char *packet; |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 11213 | struct bnx2x_fastpath *fp_rx = &bp->fp[0]; |
Vladislav Zolotarov | 54b9dda | 2009-11-16 06:05:58 +0000 | [diff] [blame] | 11214 | struct bnx2x_fastpath *fp_tx = &bp->fp[0]; |
Yitchak Gertner | f3c87cd | 2008-06-23 20:35:51 -0700 | [diff] [blame] | 11215 | u16 tx_start_idx, tx_idx; |
| 11216 | u16 rx_start_idx, rx_idx; |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 11217 | u16 pkt_prod, bd_prod; |
Yitchak Gertner | f3c87cd | 2008-06-23 20:35:51 -0700 | [diff] [blame] | 11218 | struct sw_tx_bd *tx_buf; |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 11219 | struct eth_tx_start_bd *tx_start_bd; |
| 11220 | struct eth_tx_parse_bd *pbd = NULL; |
Yitchak Gertner | f3c87cd | 2008-06-23 20:35:51 -0700 | [diff] [blame] | 11221 | dma_addr_t mapping; |
| 11222 | union eth_rx_cqe *cqe; |
| 11223 | u8 cqe_fp_flags; |
| 11224 | struct sw_rx_bd *rx_buf; |
| 11225 | u16 len; |
| 11226 | int rc = -ENODEV; |
| 11227 | |
Eilon Greenstein | b5bf906 | 2009-02-12 08:38:08 +0000 | [diff] [blame] | 11228 | /* check the loopback mode */ |
| 11229 | switch (loopback_mode) { |
| 11230 | case BNX2X_PHY_LOOPBACK: |
| 11231 | if (bp->link_params.loopback_mode != LOOPBACK_XGXS_10) |
| 11232 | return -EINVAL; |
| 11233 | break; |
| 11234 | case BNX2X_MAC_LOOPBACK: |
Yitchak Gertner | f3c87cd | 2008-06-23 20:35:51 -0700 | [diff] [blame] | 11235 | bp->link_params.loopback_mode = LOOPBACK_BMAC; |
Yitchak Gertner | f3c87cd | 2008-06-23 20:35:51 -0700 | [diff] [blame] | 11236 | bnx2x_phy_init(&bp->link_params, &bp->link_vars); |
Eilon Greenstein | b5bf906 | 2009-02-12 08:38:08 +0000 | [diff] [blame] | 11237 | break; |
| 11238 | default: |
Yitchak Gertner | f3c87cd | 2008-06-23 20:35:51 -0700 | [diff] [blame] | 11239 | return -EINVAL; |
Eilon Greenstein | b5bf906 | 2009-02-12 08:38:08 +0000 | [diff] [blame] | 11240 | } |
Yitchak Gertner | f3c87cd | 2008-06-23 20:35:51 -0700 | [diff] [blame] | 11241 | |
Eilon Greenstein | b5bf906 | 2009-02-12 08:38:08 +0000 | [diff] [blame] | 11242 | /* prepare the loopback packet */ |
| 11243 | pkt_size = (((bp->dev->mtu < ETH_MAX_PACKET_SIZE) ? |
| 11244 | bp->dev->mtu : ETH_MAX_PACKET_SIZE) + ETH_HLEN); |
Yitchak Gertner | f3c87cd | 2008-06-23 20:35:51 -0700 | [diff] [blame] | 11245 | skb = netdev_alloc_skb(bp->dev, bp->rx_buf_size); |
| 11246 | if (!skb) { |
| 11247 | rc = -ENOMEM; |
| 11248 | goto test_loopback_exit; |
| 11249 | } |
| 11250 | packet = skb_put(skb, pkt_size); |
| 11251 | memcpy(packet, bp->dev->dev_addr, ETH_ALEN); |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 11252 | memset(packet + ETH_ALEN, 0, ETH_ALEN); |
| 11253 | memset(packet + 2*ETH_ALEN, 0x77, (ETH_HLEN - 2*ETH_ALEN)); |
Yitchak Gertner | f3c87cd | 2008-06-23 20:35:51 -0700 | [diff] [blame] | 11254 | for (i = ETH_HLEN; i < pkt_size; i++) |
| 11255 | packet[i] = (unsigned char) (i & 0xff); |
| 11256 | |
Eilon Greenstein | b5bf906 | 2009-02-12 08:38:08 +0000 | [diff] [blame] | 11257 | /* send the loopback packet */ |
Yitchak Gertner | f3c87cd | 2008-06-23 20:35:51 -0700 | [diff] [blame] | 11258 | num_pkts = 0; |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 11259 | tx_start_idx = le16_to_cpu(*fp_tx->tx_cons_sb); |
| 11260 | rx_start_idx = le16_to_cpu(*fp_rx->rx_cons_sb); |
Yitchak Gertner | f3c87cd | 2008-06-23 20:35:51 -0700 | [diff] [blame] | 11261 | |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 11262 | pkt_prod = fp_tx->tx_pkt_prod++; |
| 11263 | tx_buf = &fp_tx->tx_buf_ring[TX_BD(pkt_prod)]; |
| 11264 | tx_buf->first_bd = fp_tx->tx_bd_prod; |
Yitchak Gertner | f3c87cd | 2008-06-23 20:35:51 -0700 | [diff] [blame] | 11265 | tx_buf->skb = skb; |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 11266 | tx_buf->flags = 0; |
Yitchak Gertner | f3c87cd | 2008-06-23 20:35:51 -0700 | [diff] [blame] | 11267 | |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 11268 | bd_prod = TX_BD(fp_tx->tx_bd_prod); |
| 11269 | tx_start_bd = &fp_tx->tx_desc_ring[bd_prod].start_bd; |
FUJITA Tomonori | 1a98314 | 2010-04-04 01:51:03 +0000 | [diff] [blame] | 11270 | mapping = dma_map_single(&bp->pdev->dev, skb->data, |
| 11271 | skb_headlen(skb), DMA_TO_DEVICE); |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 11272 | tx_start_bd->addr_hi = cpu_to_le32(U64_HI(mapping)); |
| 11273 | tx_start_bd->addr_lo = cpu_to_le32(U64_LO(mapping)); |
| 11274 | tx_start_bd->nbd = cpu_to_le16(2); /* start + pbd */ |
| 11275 | tx_start_bd->nbytes = cpu_to_le16(skb_headlen(skb)); |
| 11276 | tx_start_bd->vlan = cpu_to_le16(pkt_prod); |
| 11277 | tx_start_bd->bd_flags.as_bitfield = ETH_TX_BD_FLAGS_START_BD; |
| 11278 | tx_start_bd->general_data = ((UNICAST_ADDRESS << |
| 11279 | ETH_TX_START_BD_ETH_ADDR_TYPE_SHIFT) | 1); |
| 11280 | |
| 11281 | /* turn on parsing and get a BD */ |
| 11282 | bd_prod = TX_BD(NEXT_TX_IDX(bd_prod)); |
| 11283 | pbd = &fp_tx->tx_desc_ring[bd_prod].parse_bd; |
| 11284 | |
| 11285 | memset(pbd, 0, sizeof(struct eth_tx_parse_bd)); |
Yitchak Gertner | f3c87cd | 2008-06-23 20:35:51 -0700 | [diff] [blame] | 11286 | |
Eilon Greenstein | 58f4c4c | 2009-01-14 21:23:36 -0800 | [diff] [blame] | 11287 | wmb(); |
| 11288 | |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 11289 | fp_tx->tx_db.data.prod += 2; |
| 11290 | barrier(); |
Vladislav Zolotarov | 54b9dda | 2009-11-16 06:05:58 +0000 | [diff] [blame] | 11291 | DOORBELL(bp, fp_tx->index, fp_tx->tx_db.raw); |
Yitchak Gertner | f3c87cd | 2008-06-23 20:35:51 -0700 | [diff] [blame] | 11292 | |
| 11293 | mmiowb(); |
| 11294 | |
| 11295 | num_pkts++; |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 11296 | fp_tx->tx_bd_prod += 2; /* start + pbd */ |
Yitchak Gertner | f3c87cd | 2008-06-23 20:35:51 -0700 | [diff] [blame] | 11297 | |
| 11298 | udelay(100); |
| 11299 | |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 11300 | tx_idx = le16_to_cpu(*fp_tx->tx_cons_sb); |
Yitchak Gertner | f3c87cd | 2008-06-23 20:35:51 -0700 | [diff] [blame] | 11301 | if (tx_idx != tx_start_idx + num_pkts) |
| 11302 | goto test_loopback_exit; |
| 11303 | |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 11304 | rx_idx = le16_to_cpu(*fp_rx->rx_cons_sb); |
Yitchak Gertner | f3c87cd | 2008-06-23 20:35:51 -0700 | [diff] [blame] | 11305 | if (rx_idx != rx_start_idx + num_pkts) |
| 11306 | goto test_loopback_exit; |
| 11307 | |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 11308 | cqe = &fp_rx->rx_comp_ring[RCQ_BD(fp_rx->rx_comp_cons)]; |
Yitchak Gertner | f3c87cd | 2008-06-23 20:35:51 -0700 | [diff] [blame] | 11309 | cqe_fp_flags = cqe->fast_path_cqe.type_error_flags; |
| 11310 | if (CQE_TYPE(cqe_fp_flags) || (cqe_fp_flags & ETH_RX_ERROR_FALGS)) |
| 11311 | goto test_loopback_rx_exit; |
| 11312 | |
| 11313 | len = le16_to_cpu(cqe->fast_path_cqe.pkt_len); |
| 11314 | if (len != pkt_size) |
| 11315 | goto test_loopback_rx_exit; |
| 11316 | |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 11317 | rx_buf = &fp_rx->rx_buf_ring[RX_BD(fp_rx->rx_bd_cons)]; |
Yitchak Gertner | f3c87cd | 2008-06-23 20:35:51 -0700 | [diff] [blame] | 11318 | skb = rx_buf->skb; |
| 11319 | skb_reserve(skb, cqe->fast_path_cqe.placement_offset); |
| 11320 | for (i = ETH_HLEN; i < pkt_size; i++) |
| 11321 | if (*(skb->data + i) != (unsigned char) (i & 0xff)) |
| 11322 | goto test_loopback_rx_exit; |
| 11323 | |
| 11324 | rc = 0; |
| 11325 | |
| 11326 | test_loopback_rx_exit: |
Yitchak Gertner | f3c87cd | 2008-06-23 20:35:51 -0700 | [diff] [blame] | 11327 | |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 11328 | fp_rx->rx_bd_cons = NEXT_RX_IDX(fp_rx->rx_bd_cons); |
| 11329 | fp_rx->rx_bd_prod = NEXT_RX_IDX(fp_rx->rx_bd_prod); |
| 11330 | fp_rx->rx_comp_cons = NEXT_RCQ_IDX(fp_rx->rx_comp_cons); |
| 11331 | fp_rx->rx_comp_prod = NEXT_RCQ_IDX(fp_rx->rx_comp_prod); |
Yitchak Gertner | f3c87cd | 2008-06-23 20:35:51 -0700 | [diff] [blame] | 11332 | |
| 11333 | /* Update producers */ |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 11334 | bnx2x_update_rx_prod(bp, fp_rx, fp_rx->rx_bd_prod, fp_rx->rx_comp_prod, |
| 11335 | fp_rx->rx_sge_prod); |
Yitchak Gertner | f3c87cd | 2008-06-23 20:35:51 -0700 | [diff] [blame] | 11336 | |
| 11337 | test_loopback_exit: |
| 11338 | bp->link_params.loopback_mode = LOOPBACK_NONE; |
| 11339 | |
| 11340 | return rc; |
| 11341 | } |
| 11342 | |
| 11343 | static int bnx2x_test_loopback(struct bnx2x *bp, u8 link_up) |
| 11344 | { |
Eilon Greenstein | b5bf906 | 2009-02-12 08:38:08 +0000 | [diff] [blame] | 11345 | int rc = 0, res; |
Yitchak Gertner | f3c87cd | 2008-06-23 20:35:51 -0700 | [diff] [blame] | 11346 | |
Vladislav Zolotarov | 2145a92 | 2010-04-19 01:13:49 +0000 | [diff] [blame] | 11347 | if (BP_NOMCP(bp)) |
| 11348 | return rc; |
| 11349 | |
Yitchak Gertner | f3c87cd | 2008-06-23 20:35:51 -0700 | [diff] [blame] | 11350 | if (!netif_running(bp->dev)) |
| 11351 | return BNX2X_LOOPBACK_FAILED; |
| 11352 | |
Yitchak Gertner | f8ef6e4 | 2008-09-09 05:07:25 -0700 | [diff] [blame] | 11353 | bnx2x_netif_stop(bp, 1); |
Eilon Greenstein | 3910c8a | 2009-01-22 06:01:32 +0000 | [diff] [blame] | 11354 | bnx2x_acquire_phy_lock(bp); |
Yitchak Gertner | f3c87cd | 2008-06-23 20:35:51 -0700 | [diff] [blame] | 11355 | |
Eilon Greenstein | b5bf906 | 2009-02-12 08:38:08 +0000 | [diff] [blame] | 11356 | res = bnx2x_run_loopback(bp, BNX2X_PHY_LOOPBACK, link_up); |
| 11357 | if (res) { |
| 11358 | DP(NETIF_MSG_PROBE, " PHY loopback failed (res %d)\n", res); |
| 11359 | rc |= BNX2X_PHY_LOOPBACK_FAILED; |
Yitchak Gertner | f3c87cd | 2008-06-23 20:35:51 -0700 | [diff] [blame] | 11360 | } |
| 11361 | |
Eilon Greenstein | b5bf906 | 2009-02-12 08:38:08 +0000 | [diff] [blame] | 11362 | res = bnx2x_run_loopback(bp, BNX2X_MAC_LOOPBACK, link_up); |
| 11363 | if (res) { |
| 11364 | DP(NETIF_MSG_PROBE, " MAC loopback failed (res %d)\n", res); |
| 11365 | rc |= BNX2X_MAC_LOOPBACK_FAILED; |
Yitchak Gertner | f3c87cd | 2008-06-23 20:35:51 -0700 | [diff] [blame] | 11366 | } |
| 11367 | |
Eilon Greenstein | 3910c8a | 2009-01-22 06:01:32 +0000 | [diff] [blame] | 11368 | bnx2x_release_phy_lock(bp); |
Yitchak Gertner | f3c87cd | 2008-06-23 20:35:51 -0700 | [diff] [blame] | 11369 | bnx2x_netif_start(bp); |
| 11370 | |
| 11371 | return rc; |
| 11372 | } |
| 11373 | |
| 11374 | #define CRC32_RESIDUAL 0xdebb20e3 |
| 11375 | |
| 11376 | static int bnx2x_test_nvram(struct bnx2x *bp) |
| 11377 | { |
| 11378 | static const struct { |
| 11379 | int offset; |
| 11380 | int size; |
| 11381 | } nvram_tbl[] = { |
| 11382 | { 0, 0x14 }, /* bootstrap */ |
| 11383 | { 0x14, 0xec }, /* dir */ |
| 11384 | { 0x100, 0x350 }, /* manuf_info */ |
| 11385 | { 0x450, 0xf0 }, /* feature_info */ |
| 11386 | { 0x640, 0x64 }, /* upgrade_key_info */ |
| 11387 | { 0x6a4, 0x64 }, |
| 11388 | { 0x708, 0x70 }, /* manuf_key_info */ |
| 11389 | { 0x778, 0x70 }, |
| 11390 | { 0, 0 } |
| 11391 | }; |
Eilon Greenstein | 4781bfa | 2009-02-12 08:38:17 +0000 | [diff] [blame] | 11392 | __be32 buf[0x350 / 4]; |
Yitchak Gertner | f3c87cd | 2008-06-23 20:35:51 -0700 | [diff] [blame] | 11393 | u8 *data = (u8 *)buf; |
| 11394 | int i, rc; |
Eilon Greenstein | ab6ad5a | 2009-08-12 08:24:29 +0000 | [diff] [blame] | 11395 | u32 magic, crc; |
Yitchak Gertner | f3c87cd | 2008-06-23 20:35:51 -0700 | [diff] [blame] | 11396 | |
Vladislav Zolotarov | 2145a92 | 2010-04-19 01:13:49 +0000 | [diff] [blame] | 11397 | if (BP_NOMCP(bp)) |
| 11398 | return 0; |
| 11399 | |
Yitchak Gertner | f3c87cd | 2008-06-23 20:35:51 -0700 | [diff] [blame] | 11400 | rc = bnx2x_nvram_read(bp, 0, data, 4); |
| 11401 | if (rc) { |
Eilon Greenstein | f537225 | 2009-02-12 08:38:30 +0000 | [diff] [blame] | 11402 | DP(NETIF_MSG_PROBE, "magic value read (rc %d)\n", rc); |
Yitchak Gertner | f3c87cd | 2008-06-23 20:35:51 -0700 | [diff] [blame] | 11403 | goto test_nvram_exit; |
| 11404 | } |
| 11405 | |
| 11406 | magic = be32_to_cpu(buf[0]); |
| 11407 | if (magic != 0x669955aa) { |
| 11408 | DP(NETIF_MSG_PROBE, "magic value (0x%08x)\n", magic); |
| 11409 | rc = -ENODEV; |
| 11410 | goto test_nvram_exit; |
| 11411 | } |
| 11412 | |
| 11413 | for (i = 0; nvram_tbl[i].size; i++) { |
| 11414 | |
| 11415 | rc = bnx2x_nvram_read(bp, nvram_tbl[i].offset, data, |
| 11416 | nvram_tbl[i].size); |
| 11417 | if (rc) { |
| 11418 | DP(NETIF_MSG_PROBE, |
Eilon Greenstein | f537225 | 2009-02-12 08:38:30 +0000 | [diff] [blame] | 11419 | "nvram_tbl[%d] read data (rc %d)\n", i, rc); |
Yitchak Gertner | f3c87cd | 2008-06-23 20:35:51 -0700 | [diff] [blame] | 11420 | goto test_nvram_exit; |
| 11421 | } |
| 11422 | |
Eilon Greenstein | ab6ad5a | 2009-08-12 08:24:29 +0000 | [diff] [blame] | 11423 | crc = ether_crc_le(nvram_tbl[i].size, data); |
| 11424 | if (crc != CRC32_RESIDUAL) { |
Yitchak Gertner | f3c87cd | 2008-06-23 20:35:51 -0700 | [diff] [blame] | 11425 | DP(NETIF_MSG_PROBE, |
Eilon Greenstein | ab6ad5a | 2009-08-12 08:24:29 +0000 | [diff] [blame] | 11426 | "nvram_tbl[%d] crc value (0x%08x)\n", i, crc); |
Yitchak Gertner | f3c87cd | 2008-06-23 20:35:51 -0700 | [diff] [blame] | 11427 | rc = -ENODEV; |
| 11428 | goto test_nvram_exit; |
| 11429 | } |
| 11430 | } |
| 11431 | |
| 11432 | test_nvram_exit: |
| 11433 | return rc; |
| 11434 | } |
| 11435 | |
| 11436 | static int bnx2x_test_intr(struct bnx2x *bp) |
| 11437 | { |
| 11438 | struct mac_configuration_cmd *config = bnx2x_sp(bp, mac_config); |
| 11439 | int i, rc; |
| 11440 | |
| 11441 | if (!netif_running(bp->dev)) |
| 11442 | return -ENODEV; |
| 11443 | |
Eilon Greenstein | 8d9c5f3 | 2009-02-15 23:24:08 -0800 | [diff] [blame] | 11444 | config->hdr.length = 0; |
Eilon Greenstein | af24640 | 2009-01-14 06:43:59 +0000 | [diff] [blame] | 11445 | if (CHIP_IS_E1(bp)) |
Vladislav Zolotarov | 0c43f43 | 2010-02-17 02:04:00 +0000 | [diff] [blame] | 11446 | /* use last unicast entries */ |
| 11447 | config->hdr.offset = (BP_PORT(bp) ? 63 : 31); |
Eilon Greenstein | af24640 | 2009-01-14 06:43:59 +0000 | [diff] [blame] | 11448 | else |
| 11449 | config->hdr.offset = BP_FUNC(bp); |
Eilon Greenstein | 0626b89 | 2009-02-12 08:38:14 +0000 | [diff] [blame] | 11450 | config->hdr.client_id = bp->fp->cl_id; |
Yitchak Gertner | f3c87cd | 2008-06-23 20:35:51 -0700 | [diff] [blame] | 11451 | config->hdr.reserved1 = 0; |
| 11452 | |
Michael Chan | e665bfd | 2009-10-10 13:46:54 +0000 | [diff] [blame] | 11453 | bp->set_mac_pending++; |
| 11454 | smp_wmb(); |
Yitchak Gertner | f3c87cd | 2008-06-23 20:35:51 -0700 | [diff] [blame] | 11455 | rc = bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_SET_MAC, 0, |
| 11456 | U64_HI(bnx2x_sp_mapping(bp, mac_config)), |
| 11457 | U64_LO(bnx2x_sp_mapping(bp, mac_config)), 0); |
| 11458 | if (rc == 0) { |
Yitchak Gertner | f3c87cd | 2008-06-23 20:35:51 -0700 | [diff] [blame] | 11459 | for (i = 0; i < 10; i++) { |
| 11460 | if (!bp->set_mac_pending) |
| 11461 | break; |
Michael Chan | e665bfd | 2009-10-10 13:46:54 +0000 | [diff] [blame] | 11462 | smp_rmb(); |
Yitchak Gertner | f3c87cd | 2008-06-23 20:35:51 -0700 | [diff] [blame] | 11463 | msleep_interruptible(10); |
| 11464 | } |
| 11465 | if (i == 10) |
| 11466 | rc = -ENODEV; |
| 11467 | } |
| 11468 | |
| 11469 | return rc; |
| 11470 | } |
| 11471 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 11472 | static void bnx2x_self_test(struct net_device *dev, |
| 11473 | struct ethtool_test *etest, u64 *buf) |
| 11474 | { |
| 11475 | struct bnx2x *bp = netdev_priv(dev); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 11476 | |
Vladislav Zolotarov | 72fd071 | 2010-04-19 01:13:12 +0000 | [diff] [blame] | 11477 | if (bp->recovery_state != BNX2X_RECOVERY_DONE) { |
| 11478 | printk(KERN_ERR "Handling parity error recovery. Try again later\n"); |
| 11479 | etest->flags |= ETH_TEST_FL_FAILED; |
| 11480 | return; |
| 11481 | } |
| 11482 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 11483 | memset(buf, 0, sizeof(u64) * BNX2X_NUM_TESTS); |
| 11484 | |
Yitchak Gertner | f3c87cd | 2008-06-23 20:35:51 -0700 | [diff] [blame] | 11485 | if (!netif_running(dev)) |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 11486 | return; |
Yitchak Gertner | f3c87cd | 2008-06-23 20:35:51 -0700 | [diff] [blame] | 11487 | |
Eilon Greenstein | 3347162 | 2008-08-13 15:59:08 -0700 | [diff] [blame] | 11488 | /* offline tests are not supported in MF mode */ |
Yitchak Gertner | f3c87cd | 2008-06-23 20:35:51 -0700 | [diff] [blame] | 11489 | if (IS_E1HMF(bp)) |
| 11490 | etest->flags &= ~ETH_TEST_FL_OFFLINE; |
| 11491 | |
| 11492 | if (etest->flags & ETH_TEST_FL_OFFLINE) { |
Eilon Greenstein | 279abdf | 2009-07-21 05:47:22 +0000 | [diff] [blame] | 11493 | int port = BP_PORT(bp); |
| 11494 | u32 val; |
Yitchak Gertner | f3c87cd | 2008-06-23 20:35:51 -0700 | [diff] [blame] | 11495 | u8 link_up; |
| 11496 | |
Eilon Greenstein | 279abdf | 2009-07-21 05:47:22 +0000 | [diff] [blame] | 11497 | /* save current value of input enable for TX port IF */ |
| 11498 | val = REG_RD(bp, NIG_REG_EGRESS_UMP0_IN_EN + port*4); |
| 11499 | /* disable input for TX port IF */ |
| 11500 | REG_WR(bp, NIG_REG_EGRESS_UMP0_IN_EN + port*4, 0); |
| 11501 | |
Eilon Greenstein | 061bc70 | 2009-10-15 00:18:47 -0700 | [diff] [blame] | 11502 | link_up = (bnx2x_link_test(bp) == 0); |
Yitchak Gertner | f3c87cd | 2008-06-23 20:35:51 -0700 | [diff] [blame] | 11503 | bnx2x_nic_unload(bp, UNLOAD_NORMAL); |
| 11504 | bnx2x_nic_load(bp, LOAD_DIAG); |
| 11505 | /* wait until link state is restored */ |
| 11506 | bnx2x_wait_for_link(bp, link_up); |
| 11507 | |
| 11508 | if (bnx2x_test_registers(bp) != 0) { |
| 11509 | buf[0] = 1; |
| 11510 | etest->flags |= ETH_TEST_FL_FAILED; |
| 11511 | } |
| 11512 | if (bnx2x_test_memory(bp) != 0) { |
| 11513 | buf[1] = 1; |
| 11514 | etest->flags |= ETH_TEST_FL_FAILED; |
| 11515 | } |
| 11516 | buf[2] = bnx2x_test_loopback(bp, link_up); |
| 11517 | if (buf[2] != 0) |
| 11518 | etest->flags |= ETH_TEST_FL_FAILED; |
| 11519 | |
| 11520 | bnx2x_nic_unload(bp, UNLOAD_NORMAL); |
Eilon Greenstein | 279abdf | 2009-07-21 05:47:22 +0000 | [diff] [blame] | 11521 | |
| 11522 | /* restore input for TX port IF */ |
| 11523 | REG_WR(bp, NIG_REG_EGRESS_UMP0_IN_EN + port*4, val); |
| 11524 | |
Yitchak Gertner | f3c87cd | 2008-06-23 20:35:51 -0700 | [diff] [blame] | 11525 | bnx2x_nic_load(bp, LOAD_NORMAL); |
| 11526 | /* wait until link state is restored */ |
| 11527 | bnx2x_wait_for_link(bp, link_up); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 11528 | } |
Yitchak Gertner | f3c87cd | 2008-06-23 20:35:51 -0700 | [diff] [blame] | 11529 | if (bnx2x_test_nvram(bp) != 0) { |
| 11530 | buf[3] = 1; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 11531 | etest->flags |= ETH_TEST_FL_FAILED; |
| 11532 | } |
Yitchak Gertner | f3c87cd | 2008-06-23 20:35:51 -0700 | [diff] [blame] | 11533 | if (bnx2x_test_intr(bp) != 0) { |
| 11534 | buf[4] = 1; |
| 11535 | etest->flags |= ETH_TEST_FL_FAILED; |
| 11536 | } |
| 11537 | if (bp->port.pmf) |
| 11538 | if (bnx2x_link_test(bp) != 0) { |
| 11539 | buf[5] = 1; |
| 11540 | etest->flags |= ETH_TEST_FL_FAILED; |
| 11541 | } |
Yitchak Gertner | f3c87cd | 2008-06-23 20:35:51 -0700 | [diff] [blame] | 11542 | |
| 11543 | #ifdef BNX2X_EXTRA_DEBUG |
| 11544 | bnx2x_panic_dump(bp); |
| 11545 | #endif |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 11546 | } |
| 11547 | |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 11548 | static const struct { |
| 11549 | long offset; |
| 11550 | int size; |
Eilon Greenstein | de832a5 | 2009-02-12 08:36:33 +0000 | [diff] [blame] | 11551 | u8 string[ETH_GSTRING_LEN]; |
| 11552 | } bnx2x_q_stats_arr[BNX2X_NUM_Q_STATS] = { |
| 11553 | /* 1 */ { Q_STATS_OFFSET32(total_bytes_received_hi), 8, "[%d]: rx_bytes" }, |
| 11554 | { Q_STATS_OFFSET32(error_bytes_received_hi), |
| 11555 | 8, "[%d]: rx_error_bytes" }, |
| 11556 | { Q_STATS_OFFSET32(total_unicast_packets_received_hi), |
| 11557 | 8, "[%d]: rx_ucast_packets" }, |
| 11558 | { Q_STATS_OFFSET32(total_multicast_packets_received_hi), |
| 11559 | 8, "[%d]: rx_mcast_packets" }, |
| 11560 | { Q_STATS_OFFSET32(total_broadcast_packets_received_hi), |
| 11561 | 8, "[%d]: rx_bcast_packets" }, |
| 11562 | { Q_STATS_OFFSET32(no_buff_discard_hi), 8, "[%d]: rx_discards" }, |
| 11563 | { Q_STATS_OFFSET32(rx_err_discard_pkt), |
| 11564 | 4, "[%d]: rx_phy_ip_err_discards"}, |
| 11565 | { Q_STATS_OFFSET32(rx_skb_alloc_failed), |
| 11566 | 4, "[%d]: rx_skb_alloc_discard" }, |
| 11567 | { Q_STATS_OFFSET32(hw_csum_err), 4, "[%d]: rx_csum_offload_errors" }, |
| 11568 | |
| 11569 | /* 10 */{ Q_STATS_OFFSET32(total_bytes_transmitted_hi), 8, "[%d]: tx_bytes" }, |
| 11570 | { Q_STATS_OFFSET32(total_unicast_packets_transmitted_hi), |
Vladislav Zolotarov | dea7aab | 2010-04-19 01:14:07 +0000 | [diff] [blame^] | 11571 | 8, "[%d]: tx_ucast_packets" }, |
| 11572 | { Q_STATS_OFFSET32(total_multicast_packets_transmitted_hi), |
| 11573 | 8, "[%d]: tx_mcast_packets" }, |
| 11574 | { Q_STATS_OFFSET32(total_broadcast_packets_transmitted_hi), |
| 11575 | 8, "[%d]: tx_bcast_packets" } |
Eilon Greenstein | de832a5 | 2009-02-12 08:36:33 +0000 | [diff] [blame] | 11576 | }; |
| 11577 | |
| 11578 | static const struct { |
| 11579 | long offset; |
| 11580 | int size; |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 11581 | u32 flags; |
Yitchak Gertner | 66e855f | 2008-08-13 15:49:05 -0700 | [diff] [blame] | 11582 | #define STATS_FLAGS_PORT 1 |
| 11583 | #define STATS_FLAGS_FUNC 2 |
Eilon Greenstein | de832a5 | 2009-02-12 08:36:33 +0000 | [diff] [blame] | 11584 | #define STATS_FLAGS_BOTH (STATS_FLAGS_FUNC | STATS_FLAGS_PORT) |
Yitchak Gertner | 66e855f | 2008-08-13 15:49:05 -0700 | [diff] [blame] | 11585 | u8 string[ETH_GSTRING_LEN]; |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 11586 | } bnx2x_stats_arr[BNX2X_NUM_STATS] = { |
Eilon Greenstein | de832a5 | 2009-02-12 08:36:33 +0000 | [diff] [blame] | 11587 | /* 1 */ { STATS_OFFSET32(total_bytes_received_hi), |
| 11588 | 8, STATS_FLAGS_BOTH, "rx_bytes" }, |
Yitchak Gertner | 66e855f | 2008-08-13 15:49:05 -0700 | [diff] [blame] | 11589 | { STATS_OFFSET32(error_bytes_received_hi), |
Eilon Greenstein | de832a5 | 2009-02-12 08:36:33 +0000 | [diff] [blame] | 11590 | 8, STATS_FLAGS_BOTH, "rx_error_bytes" }, |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 11591 | { STATS_OFFSET32(total_unicast_packets_received_hi), |
Eilon Greenstein | de832a5 | 2009-02-12 08:36:33 +0000 | [diff] [blame] | 11592 | 8, STATS_FLAGS_BOTH, "rx_ucast_packets" }, |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 11593 | { STATS_OFFSET32(total_multicast_packets_received_hi), |
Eilon Greenstein | de832a5 | 2009-02-12 08:36:33 +0000 | [diff] [blame] | 11594 | 8, STATS_FLAGS_BOTH, "rx_mcast_packets" }, |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 11595 | { STATS_OFFSET32(total_broadcast_packets_received_hi), |
Eilon Greenstein | de832a5 | 2009-02-12 08:36:33 +0000 | [diff] [blame] | 11596 | 8, STATS_FLAGS_BOTH, "rx_bcast_packets" }, |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 11597 | { STATS_OFFSET32(rx_stat_dot3statsfcserrors_hi), |
Yitchak Gertner | 66e855f | 2008-08-13 15:49:05 -0700 | [diff] [blame] | 11598 | 8, STATS_FLAGS_PORT, "rx_crc_errors" }, |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 11599 | { STATS_OFFSET32(rx_stat_dot3statsalignmenterrors_hi), |
Yitchak Gertner | 66e855f | 2008-08-13 15:49:05 -0700 | [diff] [blame] | 11600 | 8, STATS_FLAGS_PORT, "rx_align_errors" }, |
Eilon Greenstein | de832a5 | 2009-02-12 08:36:33 +0000 | [diff] [blame] | 11601 | { STATS_OFFSET32(rx_stat_etherstatsundersizepkts_hi), |
| 11602 | 8, STATS_FLAGS_PORT, "rx_undersize_packets" }, |
| 11603 | { STATS_OFFSET32(etherstatsoverrsizepkts_hi), |
| 11604 | 8, STATS_FLAGS_PORT, "rx_oversize_packets" }, |
| 11605 | /* 10 */{ STATS_OFFSET32(rx_stat_etherstatsfragments_hi), |
| 11606 | 8, STATS_FLAGS_PORT, "rx_fragments" }, |
| 11607 | { STATS_OFFSET32(rx_stat_etherstatsjabbers_hi), |
| 11608 | 8, STATS_FLAGS_PORT, "rx_jabbers" }, |
| 11609 | { STATS_OFFSET32(no_buff_discard_hi), |
| 11610 | 8, STATS_FLAGS_BOTH, "rx_discards" }, |
| 11611 | { STATS_OFFSET32(mac_filter_discard), |
| 11612 | 4, STATS_FLAGS_PORT, "rx_filtered_packets" }, |
| 11613 | { STATS_OFFSET32(xxoverflow_discard), |
| 11614 | 4, STATS_FLAGS_PORT, "rx_fw_discards" }, |
| 11615 | { STATS_OFFSET32(brb_drop_hi), |
| 11616 | 8, STATS_FLAGS_PORT, "rx_brb_discard" }, |
| 11617 | { STATS_OFFSET32(brb_truncate_hi), |
| 11618 | 8, STATS_FLAGS_PORT, "rx_brb_truncate" }, |
| 11619 | { STATS_OFFSET32(pause_frames_received_hi), |
| 11620 | 8, STATS_FLAGS_PORT, "rx_pause_frames" }, |
| 11621 | { STATS_OFFSET32(rx_stat_maccontrolframesreceived_hi), |
| 11622 | 8, STATS_FLAGS_PORT, "rx_mac_ctrl_frames" }, |
| 11623 | { STATS_OFFSET32(nig_timer_max), |
| 11624 | 4, STATS_FLAGS_PORT, "rx_constant_pause_events" }, |
| 11625 | /* 20 */{ STATS_OFFSET32(rx_err_discard_pkt), |
| 11626 | 4, STATS_FLAGS_BOTH, "rx_phy_ip_err_discards"}, |
| 11627 | { STATS_OFFSET32(rx_skb_alloc_failed), |
| 11628 | 4, STATS_FLAGS_BOTH, "rx_skb_alloc_discard" }, |
| 11629 | { STATS_OFFSET32(hw_csum_err), |
| 11630 | 4, STATS_FLAGS_BOTH, "rx_csum_offload_errors" }, |
| 11631 | |
| 11632 | { STATS_OFFSET32(total_bytes_transmitted_hi), |
| 11633 | 8, STATS_FLAGS_BOTH, "tx_bytes" }, |
| 11634 | { STATS_OFFSET32(tx_stat_ifhcoutbadoctets_hi), |
| 11635 | 8, STATS_FLAGS_PORT, "tx_error_bytes" }, |
| 11636 | { STATS_OFFSET32(total_unicast_packets_transmitted_hi), |
Vladislav Zolotarov | dea7aab | 2010-04-19 01:14:07 +0000 | [diff] [blame^] | 11637 | 8, STATS_FLAGS_BOTH, "tx_ucast_packets" }, |
| 11638 | { STATS_OFFSET32(total_multicast_packets_transmitted_hi), |
| 11639 | 8, STATS_FLAGS_BOTH, "tx_mcast_packets" }, |
| 11640 | { STATS_OFFSET32(total_broadcast_packets_transmitted_hi), |
| 11641 | 8, STATS_FLAGS_BOTH, "tx_bcast_packets" }, |
Eilon Greenstein | de832a5 | 2009-02-12 08:36:33 +0000 | [diff] [blame] | 11642 | { STATS_OFFSET32(tx_stat_dot3statsinternalmactransmiterrors_hi), |
| 11643 | 8, STATS_FLAGS_PORT, "tx_mac_errors" }, |
| 11644 | { STATS_OFFSET32(rx_stat_dot3statscarriersenseerrors_hi), |
| 11645 | 8, STATS_FLAGS_PORT, "tx_carrier_errors" }, |
Vladislav Zolotarov | dea7aab | 2010-04-19 01:14:07 +0000 | [diff] [blame^] | 11646 | /* 30 */{ STATS_OFFSET32(tx_stat_dot3statssinglecollisionframes_hi), |
Yitchak Gertner | 66e855f | 2008-08-13 15:49:05 -0700 | [diff] [blame] | 11647 | 8, STATS_FLAGS_PORT, "tx_single_collisions" }, |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 11648 | { STATS_OFFSET32(tx_stat_dot3statsmultiplecollisionframes_hi), |
Yitchak Gertner | 66e855f | 2008-08-13 15:49:05 -0700 | [diff] [blame] | 11649 | 8, STATS_FLAGS_PORT, "tx_multi_collisions" }, |
Vladislav Zolotarov | dea7aab | 2010-04-19 01:14:07 +0000 | [diff] [blame^] | 11650 | { STATS_OFFSET32(tx_stat_dot3statsdeferredtransmissions_hi), |
Yitchak Gertner | 66e855f | 2008-08-13 15:49:05 -0700 | [diff] [blame] | 11651 | 8, STATS_FLAGS_PORT, "tx_deferred" }, |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 11652 | { STATS_OFFSET32(tx_stat_dot3statsexcessivecollisions_hi), |
Yitchak Gertner | 66e855f | 2008-08-13 15:49:05 -0700 | [diff] [blame] | 11653 | 8, STATS_FLAGS_PORT, "tx_excess_collisions" }, |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 11654 | { STATS_OFFSET32(tx_stat_dot3statslatecollisions_hi), |
Yitchak Gertner | 66e855f | 2008-08-13 15:49:05 -0700 | [diff] [blame] | 11655 | 8, STATS_FLAGS_PORT, "tx_late_collisions" }, |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 11656 | { STATS_OFFSET32(tx_stat_etherstatscollisions_hi), |
Yitchak Gertner | 66e855f | 2008-08-13 15:49:05 -0700 | [diff] [blame] | 11657 | 8, STATS_FLAGS_PORT, "tx_total_collisions" }, |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 11658 | { STATS_OFFSET32(tx_stat_etherstatspkts64octets_hi), |
Yitchak Gertner | 66e855f | 2008-08-13 15:49:05 -0700 | [diff] [blame] | 11659 | 8, STATS_FLAGS_PORT, "tx_64_byte_packets" }, |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 11660 | { STATS_OFFSET32(tx_stat_etherstatspkts65octetsto127octets_hi), |
Yitchak Gertner | 66e855f | 2008-08-13 15:49:05 -0700 | [diff] [blame] | 11661 | 8, STATS_FLAGS_PORT, "tx_65_to_127_byte_packets" }, |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 11662 | { STATS_OFFSET32(tx_stat_etherstatspkts128octetsto255octets_hi), |
Yitchak Gertner | 66e855f | 2008-08-13 15:49:05 -0700 | [diff] [blame] | 11663 | 8, STATS_FLAGS_PORT, "tx_128_to_255_byte_packets" }, |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 11664 | { STATS_OFFSET32(tx_stat_etherstatspkts256octetsto511octets_hi), |
Yitchak Gertner | 66e855f | 2008-08-13 15:49:05 -0700 | [diff] [blame] | 11665 | 8, STATS_FLAGS_PORT, "tx_256_to_511_byte_packets" }, |
Vladislav Zolotarov | dea7aab | 2010-04-19 01:14:07 +0000 | [diff] [blame^] | 11666 | /* 40 */{ STATS_OFFSET32(tx_stat_etherstatspkts512octetsto1023octets_hi), |
Yitchak Gertner | 66e855f | 2008-08-13 15:49:05 -0700 | [diff] [blame] | 11667 | 8, STATS_FLAGS_PORT, "tx_512_to_1023_byte_packets" }, |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 11668 | { STATS_OFFSET32(etherstatspkts1024octetsto1522octets_hi), |
Yitchak Gertner | 66e855f | 2008-08-13 15:49:05 -0700 | [diff] [blame] | 11669 | 8, STATS_FLAGS_PORT, "tx_1024_to_1522_byte_packets" }, |
Vladislav Zolotarov | dea7aab | 2010-04-19 01:14:07 +0000 | [diff] [blame^] | 11670 | { STATS_OFFSET32(etherstatspktsover1522octets_hi), |
Yitchak Gertner | 66e855f | 2008-08-13 15:49:05 -0700 | [diff] [blame] | 11671 | 8, STATS_FLAGS_PORT, "tx_1523_to_9022_byte_packets" }, |
Eilon Greenstein | de832a5 | 2009-02-12 08:36:33 +0000 | [diff] [blame] | 11672 | { STATS_OFFSET32(pause_frames_sent_hi), |
| 11673 | 8, STATS_FLAGS_PORT, "tx_pause_frames" } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 11674 | }; |
| 11675 | |
Eilon Greenstein | de832a5 | 2009-02-12 08:36:33 +0000 | [diff] [blame] | 11676 | #define IS_PORT_STAT(i) \ |
| 11677 | ((bnx2x_stats_arr[i].flags & STATS_FLAGS_BOTH) == STATS_FLAGS_PORT) |
| 11678 | #define IS_FUNC_STAT(i) (bnx2x_stats_arr[i].flags & STATS_FLAGS_FUNC) |
| 11679 | #define IS_E1HMF_MODE_STAT(bp) \ |
Joe Perches | 7995c64 | 2010-02-17 15:01:52 +0000 | [diff] [blame] | 11680 | (IS_E1HMF(bp) && !(bp->msg_enable & BNX2X_MSG_STATS)) |
Yitchak Gertner | 66e855f | 2008-08-13 15:49:05 -0700 | [diff] [blame] | 11681 | |
Ben Hutchings | 15f0a39 | 2009-10-01 11:58:24 +0000 | [diff] [blame] | 11682 | static int bnx2x_get_sset_count(struct net_device *dev, int stringset) |
| 11683 | { |
| 11684 | struct bnx2x *bp = netdev_priv(dev); |
| 11685 | int i, num_stats; |
| 11686 | |
Vladislav Zolotarov | cdaa7cb | 2010-04-19 01:13:57 +0000 | [diff] [blame] | 11687 | switch (stringset) { |
Ben Hutchings | 15f0a39 | 2009-10-01 11:58:24 +0000 | [diff] [blame] | 11688 | case ETH_SS_STATS: |
| 11689 | if (is_multi(bp)) { |
Vladislav Zolotarov | 54b9dda | 2009-11-16 06:05:58 +0000 | [diff] [blame] | 11690 | num_stats = BNX2X_NUM_Q_STATS * bp->num_queues; |
Ben Hutchings | 15f0a39 | 2009-10-01 11:58:24 +0000 | [diff] [blame] | 11691 | if (!IS_E1HMF_MODE_STAT(bp)) |
| 11692 | num_stats += BNX2X_NUM_STATS; |
| 11693 | } else { |
| 11694 | if (IS_E1HMF_MODE_STAT(bp)) { |
| 11695 | num_stats = 0; |
| 11696 | for (i = 0; i < BNX2X_NUM_STATS; i++) |
| 11697 | if (IS_FUNC_STAT(i)) |
| 11698 | num_stats++; |
| 11699 | } else |
| 11700 | num_stats = BNX2X_NUM_STATS; |
| 11701 | } |
| 11702 | return num_stats; |
| 11703 | |
| 11704 | case ETH_SS_TEST: |
| 11705 | return BNX2X_NUM_TESTS; |
| 11706 | |
| 11707 | default: |
| 11708 | return -EINVAL; |
| 11709 | } |
| 11710 | } |
| 11711 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 11712 | static void bnx2x_get_strings(struct net_device *dev, u32 stringset, u8 *buf) |
| 11713 | { |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 11714 | struct bnx2x *bp = netdev_priv(dev); |
Eilon Greenstein | de832a5 | 2009-02-12 08:36:33 +0000 | [diff] [blame] | 11715 | int i, j, k; |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 11716 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 11717 | switch (stringset) { |
| 11718 | case ETH_SS_STATS: |
Eilon Greenstein | de832a5 | 2009-02-12 08:36:33 +0000 | [diff] [blame] | 11719 | if (is_multi(bp)) { |
| 11720 | k = 0; |
Vladislav Zolotarov | 54b9dda | 2009-11-16 06:05:58 +0000 | [diff] [blame] | 11721 | for_each_queue(bp, i) { |
Eilon Greenstein | de832a5 | 2009-02-12 08:36:33 +0000 | [diff] [blame] | 11722 | for (j = 0; j < BNX2X_NUM_Q_STATS; j++) |
| 11723 | sprintf(buf + (k + j)*ETH_GSTRING_LEN, |
| 11724 | bnx2x_q_stats_arr[j].string, i); |
| 11725 | k += BNX2X_NUM_Q_STATS; |
| 11726 | } |
| 11727 | if (IS_E1HMF_MODE_STAT(bp)) |
| 11728 | break; |
| 11729 | for (j = 0; j < BNX2X_NUM_STATS; j++) |
| 11730 | strcpy(buf + (k + j)*ETH_GSTRING_LEN, |
| 11731 | bnx2x_stats_arr[j].string); |
| 11732 | } else { |
| 11733 | for (i = 0, j = 0; i < BNX2X_NUM_STATS; i++) { |
| 11734 | if (IS_E1HMF_MODE_STAT(bp) && IS_PORT_STAT(i)) |
| 11735 | continue; |
| 11736 | strcpy(buf + j*ETH_GSTRING_LEN, |
| 11737 | bnx2x_stats_arr[i].string); |
| 11738 | j++; |
| 11739 | } |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 11740 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 11741 | break; |
| 11742 | |
| 11743 | case ETH_SS_TEST: |
| 11744 | memcpy(buf, bnx2x_tests_str_arr, sizeof(bnx2x_tests_str_arr)); |
| 11745 | break; |
| 11746 | } |
| 11747 | } |
| 11748 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 11749 | static void bnx2x_get_ethtool_stats(struct net_device *dev, |
| 11750 | struct ethtool_stats *stats, u64 *buf) |
| 11751 | { |
| 11752 | struct bnx2x *bp = netdev_priv(dev); |
Eilon Greenstein | de832a5 | 2009-02-12 08:36:33 +0000 | [diff] [blame] | 11753 | u32 *hw_stats, *offset; |
| 11754 | int i, j, k; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 11755 | |
Eilon Greenstein | de832a5 | 2009-02-12 08:36:33 +0000 | [diff] [blame] | 11756 | if (is_multi(bp)) { |
| 11757 | k = 0; |
Vladislav Zolotarov | 54b9dda | 2009-11-16 06:05:58 +0000 | [diff] [blame] | 11758 | for_each_queue(bp, i) { |
Eilon Greenstein | de832a5 | 2009-02-12 08:36:33 +0000 | [diff] [blame] | 11759 | hw_stats = (u32 *)&bp->fp[i].eth_q_stats; |
| 11760 | for (j = 0; j < BNX2X_NUM_Q_STATS; j++) { |
| 11761 | if (bnx2x_q_stats_arr[j].size == 0) { |
| 11762 | /* skip this counter */ |
| 11763 | buf[k + j] = 0; |
| 11764 | continue; |
| 11765 | } |
| 11766 | offset = (hw_stats + |
| 11767 | bnx2x_q_stats_arr[j].offset); |
| 11768 | if (bnx2x_q_stats_arr[j].size == 4) { |
| 11769 | /* 4-byte counter */ |
| 11770 | buf[k + j] = (u64) *offset; |
| 11771 | continue; |
| 11772 | } |
| 11773 | /* 8-byte counter */ |
| 11774 | buf[k + j] = HILO_U64(*offset, *(offset + 1)); |
| 11775 | } |
| 11776 | k += BNX2X_NUM_Q_STATS; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 11777 | } |
Eilon Greenstein | de832a5 | 2009-02-12 08:36:33 +0000 | [diff] [blame] | 11778 | if (IS_E1HMF_MODE_STAT(bp)) |
| 11779 | return; |
| 11780 | hw_stats = (u32 *)&bp->eth_stats; |
| 11781 | for (j = 0; j < BNX2X_NUM_STATS; j++) { |
| 11782 | if (bnx2x_stats_arr[j].size == 0) { |
| 11783 | /* skip this counter */ |
| 11784 | buf[k + j] = 0; |
| 11785 | continue; |
| 11786 | } |
| 11787 | offset = (hw_stats + bnx2x_stats_arr[j].offset); |
| 11788 | if (bnx2x_stats_arr[j].size == 4) { |
| 11789 | /* 4-byte counter */ |
| 11790 | buf[k + j] = (u64) *offset; |
| 11791 | continue; |
| 11792 | } |
| 11793 | /* 8-byte counter */ |
| 11794 | buf[k + j] = HILO_U64(*offset, *(offset + 1)); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 11795 | } |
Eilon Greenstein | de832a5 | 2009-02-12 08:36:33 +0000 | [diff] [blame] | 11796 | } else { |
| 11797 | hw_stats = (u32 *)&bp->eth_stats; |
| 11798 | for (i = 0, j = 0; i < BNX2X_NUM_STATS; i++) { |
| 11799 | if (IS_E1HMF_MODE_STAT(bp) && IS_PORT_STAT(i)) |
| 11800 | continue; |
| 11801 | if (bnx2x_stats_arr[i].size == 0) { |
| 11802 | /* skip this counter */ |
| 11803 | buf[j] = 0; |
| 11804 | j++; |
| 11805 | continue; |
| 11806 | } |
| 11807 | offset = (hw_stats + bnx2x_stats_arr[i].offset); |
| 11808 | if (bnx2x_stats_arr[i].size == 4) { |
| 11809 | /* 4-byte counter */ |
| 11810 | buf[j] = (u64) *offset; |
| 11811 | j++; |
| 11812 | continue; |
| 11813 | } |
| 11814 | /* 8-byte counter */ |
| 11815 | buf[j] = HILO_U64(*offset, *(offset + 1)); |
| 11816 | j++; |
| 11817 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 11818 | } |
| 11819 | } |
| 11820 | |
| 11821 | static int bnx2x_phys_id(struct net_device *dev, u32 data) |
| 11822 | { |
| 11823 | struct bnx2x *bp = netdev_priv(dev); |
| 11824 | int i; |
| 11825 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 11826 | if (!netif_running(dev)) |
| 11827 | return 0; |
| 11828 | |
| 11829 | if (!bp->port.pmf) |
| 11830 | return 0; |
| 11831 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 11832 | if (data == 0) |
| 11833 | data = 2; |
| 11834 | |
| 11835 | for (i = 0; i < (data * 2); i++) { |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 11836 | if ((i % 2) == 0) |
Yaniv Rosner | 7846e47 | 2009-11-05 19:18:07 +0200 | [diff] [blame] | 11837 | bnx2x_set_led(&bp->link_params, LED_MODE_OPER, |
| 11838 | SPEED_1000); |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 11839 | else |
Yaniv Rosner | 7846e47 | 2009-11-05 19:18:07 +0200 | [diff] [blame] | 11840 | bnx2x_set_led(&bp->link_params, LED_MODE_OFF, 0); |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 11841 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 11842 | msleep_interruptible(500); |
| 11843 | if (signal_pending(current)) |
| 11844 | break; |
| 11845 | } |
| 11846 | |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 11847 | if (bp->link_vars.link_up) |
Yaniv Rosner | 7846e47 | 2009-11-05 19:18:07 +0200 | [diff] [blame] | 11848 | bnx2x_set_led(&bp->link_params, LED_MODE_OPER, |
| 11849 | bp->link_vars.line_speed); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 11850 | |
| 11851 | return 0; |
| 11852 | } |
| 11853 | |
Stephen Hemminger | 0fc0b73 | 2009-09-02 01:03:33 -0700 | [diff] [blame] | 11854 | static const struct ethtool_ops bnx2x_ethtool_ops = { |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 11855 | .get_settings = bnx2x_get_settings, |
| 11856 | .set_settings = bnx2x_set_settings, |
| 11857 | .get_drvinfo = bnx2x_get_drvinfo, |
Eilon Greenstein | 0a64ea5 | 2009-03-02 08:01:12 +0000 | [diff] [blame] | 11858 | .get_regs_len = bnx2x_get_regs_len, |
| 11859 | .get_regs = bnx2x_get_regs, |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 11860 | .get_wol = bnx2x_get_wol, |
| 11861 | .set_wol = bnx2x_set_wol, |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 11862 | .get_msglevel = bnx2x_get_msglevel, |
| 11863 | .set_msglevel = bnx2x_set_msglevel, |
| 11864 | .nway_reset = bnx2x_nway_reset, |
Naohiro Ooiwa | 01e5329 | 2009-06-30 12:44:19 -0700 | [diff] [blame] | 11865 | .get_link = bnx2x_get_link, |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 11866 | .get_eeprom_len = bnx2x_get_eeprom_len, |
| 11867 | .get_eeprom = bnx2x_get_eeprom, |
| 11868 | .set_eeprom = bnx2x_set_eeprom, |
| 11869 | .get_coalesce = bnx2x_get_coalesce, |
| 11870 | .set_coalesce = bnx2x_set_coalesce, |
| 11871 | .get_ringparam = bnx2x_get_ringparam, |
| 11872 | .set_ringparam = bnx2x_set_ringparam, |
| 11873 | .get_pauseparam = bnx2x_get_pauseparam, |
| 11874 | .set_pauseparam = bnx2x_set_pauseparam, |
| 11875 | .get_rx_csum = bnx2x_get_rx_csum, |
| 11876 | .set_rx_csum = bnx2x_set_rx_csum, |
| 11877 | .get_tx_csum = ethtool_op_get_tx_csum, |
Eilon Greenstein | 755735eb | 2008-06-23 20:35:13 -0700 | [diff] [blame] | 11878 | .set_tx_csum = ethtool_op_set_tx_hw_csum, |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 11879 | .set_flags = bnx2x_set_flags, |
| 11880 | .get_flags = ethtool_op_get_flags, |
| 11881 | .get_sg = ethtool_op_get_sg, |
| 11882 | .set_sg = ethtool_op_set_sg, |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 11883 | .get_tso = ethtool_op_get_tso, |
| 11884 | .set_tso = bnx2x_set_tso, |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 11885 | .self_test = bnx2x_self_test, |
Ben Hutchings | 15f0a39 | 2009-10-01 11:58:24 +0000 | [diff] [blame] | 11886 | .get_sset_count = bnx2x_get_sset_count, |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 11887 | .get_strings = bnx2x_get_strings, |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 11888 | .phys_id = bnx2x_phys_id, |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 11889 | .get_ethtool_stats = bnx2x_get_ethtool_stats, |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 11890 | }; |
| 11891 | |
| 11892 | /* end of ethtool_ops */ |
| 11893 | |
| 11894 | /**************************************************************************** |
| 11895 | * General service functions |
| 11896 | ****************************************************************************/ |
| 11897 | |
| 11898 | static int bnx2x_set_power_state(struct bnx2x *bp, pci_power_t state) |
| 11899 | { |
| 11900 | u16 pmcsr; |
| 11901 | |
| 11902 | pci_read_config_word(bp->pdev, bp->pm_cap + PCI_PM_CTRL, &pmcsr); |
| 11903 | |
| 11904 | switch (state) { |
| 11905 | case PCI_D0: |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 11906 | pci_write_config_word(bp->pdev, bp->pm_cap + PCI_PM_CTRL, |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 11907 | ((pmcsr & ~PCI_PM_CTRL_STATE_MASK) | |
| 11908 | PCI_PM_CTRL_PME_STATUS)); |
| 11909 | |
| 11910 | if (pmcsr & PCI_PM_CTRL_STATE_MASK) |
Eilon Greenstein | 3347162 | 2008-08-13 15:59:08 -0700 | [diff] [blame] | 11911 | /* delay required during transition out of D3hot */ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 11912 | msleep(20); |
| 11913 | break; |
| 11914 | |
| 11915 | case PCI_D3hot: |
| 11916 | pmcsr &= ~PCI_PM_CTRL_STATE_MASK; |
| 11917 | pmcsr |= 3; |
| 11918 | |
| 11919 | if (bp->wol) |
| 11920 | pmcsr |= PCI_PM_CTRL_PME_ENABLE; |
| 11921 | |
| 11922 | pci_write_config_word(bp->pdev, bp->pm_cap + PCI_PM_CTRL, |
| 11923 | pmcsr); |
| 11924 | |
| 11925 | /* No more memory access after this point until |
| 11926 | * device is brought back to D0. |
| 11927 | */ |
| 11928 | break; |
| 11929 | |
| 11930 | default: |
| 11931 | return -EINVAL; |
| 11932 | } |
| 11933 | return 0; |
| 11934 | } |
| 11935 | |
Eilon Greenstein | 237907c | 2009-01-14 06:42:44 +0000 | [diff] [blame] | 11936 | static inline int bnx2x_has_rx_work(struct bnx2x_fastpath *fp) |
| 11937 | { |
| 11938 | u16 rx_cons_sb; |
| 11939 | |
| 11940 | /* Tell compiler that status block fields can change */ |
| 11941 | barrier(); |
| 11942 | rx_cons_sb = le16_to_cpu(*fp->rx_cons_sb); |
| 11943 | if ((rx_cons_sb & MAX_RCQ_DESC_CNT) == MAX_RCQ_DESC_CNT) |
| 11944 | rx_cons_sb++; |
| 11945 | return (fp->rx_comp_cons != rx_cons_sb); |
| 11946 | } |
| 11947 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 11948 | /* |
| 11949 | * net_device service functions |
| 11950 | */ |
| 11951 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 11952 | static int bnx2x_poll(struct napi_struct *napi, int budget) |
| 11953 | { |
Vladislav Zolotarov | 54b9dda | 2009-11-16 06:05:58 +0000 | [diff] [blame] | 11954 | int work_done = 0; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 11955 | struct bnx2x_fastpath *fp = container_of(napi, struct bnx2x_fastpath, |
| 11956 | napi); |
| 11957 | struct bnx2x *bp = fp->bp; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 11958 | |
Vladislav Zolotarov | 54b9dda | 2009-11-16 06:05:58 +0000 | [diff] [blame] | 11959 | while (1) { |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 11960 | #ifdef BNX2X_STOP_ON_ERROR |
Vladislav Zolotarov | 54b9dda | 2009-11-16 06:05:58 +0000 | [diff] [blame] | 11961 | if (unlikely(bp->panic)) { |
| 11962 | napi_complete(napi); |
| 11963 | return 0; |
| 11964 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 11965 | #endif |
| 11966 | |
Vladislav Zolotarov | 54b9dda | 2009-11-16 06:05:58 +0000 | [diff] [blame] | 11967 | if (bnx2x_has_tx_work(fp)) |
| 11968 | bnx2x_tx_int(fp); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 11969 | |
Vladislav Zolotarov | 54b9dda | 2009-11-16 06:05:58 +0000 | [diff] [blame] | 11970 | if (bnx2x_has_rx_work(fp)) { |
| 11971 | work_done += bnx2x_rx_int(fp, budget - work_done); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 11972 | |
Vladislav Zolotarov | 54b9dda | 2009-11-16 06:05:58 +0000 | [diff] [blame] | 11973 | /* must not complete if we consumed full budget */ |
| 11974 | if (work_done >= budget) |
| 11975 | break; |
| 11976 | } |
Eilon Greenstein | 356e238 | 2009-02-12 08:38:32 +0000 | [diff] [blame] | 11977 | |
Vladislav Zolotarov | 54b9dda | 2009-11-16 06:05:58 +0000 | [diff] [blame] | 11978 | /* Fall out from the NAPI loop if needed */ |
| 11979 | if (!(bnx2x_has_rx_work(fp) || bnx2x_has_tx_work(fp))) { |
| 11980 | bnx2x_update_fpsb_idx(fp); |
| 11981 | /* bnx2x_has_rx_work() reads the status block, thus we need |
| 11982 | * to ensure that status block indices have been actually read |
| 11983 | * (bnx2x_update_fpsb_idx) prior to this check |
| 11984 | * (bnx2x_has_rx_work) so that we won't write the "newer" |
| 11985 | * value of the status block to IGU (if there was a DMA right |
| 11986 | * after bnx2x_has_rx_work and if there is no rmb, the memory |
| 11987 | * reading (bnx2x_update_fpsb_idx) may be postponed to right |
| 11988 | * before bnx2x_ack_sb). In this case there will never be |
| 11989 | * another interrupt until there is another update of the |
| 11990 | * status block, while there is still unhandled work. |
| 11991 | */ |
| 11992 | rmb(); |
| 11993 | |
| 11994 | if (!(bnx2x_has_rx_work(fp) || bnx2x_has_tx_work(fp))) { |
| 11995 | napi_complete(napi); |
| 11996 | /* Re-enable interrupts */ |
| 11997 | bnx2x_ack_sb(bp, fp->sb_id, CSTORM_ID, |
| 11998 | le16_to_cpu(fp->fp_c_idx), |
| 11999 | IGU_INT_NOP, 1); |
| 12000 | bnx2x_ack_sb(bp, fp->sb_id, USTORM_ID, |
| 12001 | le16_to_cpu(fp->fp_u_idx), |
| 12002 | IGU_INT_ENABLE, 1); |
| 12003 | break; |
| 12004 | } |
| 12005 | } |
Eilon Greenstein | 8534f32 | 2009-03-02 07:59:45 +0000 | [diff] [blame] | 12006 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 12007 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 12008 | return work_done; |
| 12009 | } |
| 12010 | |
Eilon Greenstein | 755735eb | 2008-06-23 20:35:13 -0700 | [diff] [blame] | 12011 | |
| 12012 | /* we split the first BD into headers and data BDs |
Eilon Greenstein | 3347162 | 2008-08-13 15:59:08 -0700 | [diff] [blame] | 12013 | * to ease the pain of our fellow microcode engineers |
Eilon Greenstein | 755735eb | 2008-06-23 20:35:13 -0700 | [diff] [blame] | 12014 | * we use one mapping for both BDs |
| 12015 | * So far this has only been observed to happen |
| 12016 | * in Other Operating Systems(TM) |
| 12017 | */ |
| 12018 | static noinline u16 bnx2x_tx_split(struct bnx2x *bp, |
| 12019 | struct bnx2x_fastpath *fp, |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 12020 | struct sw_tx_bd *tx_buf, |
| 12021 | struct eth_tx_start_bd **tx_bd, u16 hlen, |
Eilon Greenstein | 755735eb | 2008-06-23 20:35:13 -0700 | [diff] [blame] | 12022 | u16 bd_prod, int nbd) |
| 12023 | { |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 12024 | struct eth_tx_start_bd *h_tx_bd = *tx_bd; |
Eilon Greenstein | 755735eb | 2008-06-23 20:35:13 -0700 | [diff] [blame] | 12025 | struct eth_tx_bd *d_tx_bd; |
| 12026 | dma_addr_t mapping; |
| 12027 | int old_len = le16_to_cpu(h_tx_bd->nbytes); |
| 12028 | |
| 12029 | /* first fix first BD */ |
| 12030 | h_tx_bd->nbd = cpu_to_le16(nbd); |
| 12031 | h_tx_bd->nbytes = cpu_to_le16(hlen); |
| 12032 | |
| 12033 | DP(NETIF_MSG_TX_QUEUED, "TSO split header size is %d " |
| 12034 | "(%x:%x) nbd %d\n", h_tx_bd->nbytes, h_tx_bd->addr_hi, |
| 12035 | h_tx_bd->addr_lo, h_tx_bd->nbd); |
| 12036 | |
| 12037 | /* now get a new data BD |
| 12038 | * (after the pbd) and fill it */ |
| 12039 | bd_prod = TX_BD(NEXT_TX_IDX(bd_prod)); |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 12040 | d_tx_bd = &fp->tx_desc_ring[bd_prod].reg_bd; |
Eilon Greenstein | 755735eb | 2008-06-23 20:35:13 -0700 | [diff] [blame] | 12041 | |
| 12042 | mapping = HILO_U64(le32_to_cpu(h_tx_bd->addr_hi), |
| 12043 | le32_to_cpu(h_tx_bd->addr_lo)) + hlen; |
| 12044 | |
| 12045 | d_tx_bd->addr_hi = cpu_to_le32(U64_HI(mapping)); |
| 12046 | d_tx_bd->addr_lo = cpu_to_le32(U64_LO(mapping)); |
| 12047 | d_tx_bd->nbytes = cpu_to_le16(old_len - hlen); |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 12048 | |
| 12049 | /* this marks the BD as one that has no individual mapping */ |
| 12050 | tx_buf->flags |= BNX2X_TSO_SPLIT_BD; |
| 12051 | |
Eilon Greenstein | 755735eb | 2008-06-23 20:35:13 -0700 | [diff] [blame] | 12052 | DP(NETIF_MSG_TX_QUEUED, |
| 12053 | "TSO split data size is %d (%x:%x)\n", |
| 12054 | d_tx_bd->nbytes, d_tx_bd->addr_hi, d_tx_bd->addr_lo); |
| 12055 | |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 12056 | /* update tx_bd */ |
| 12057 | *tx_bd = (struct eth_tx_start_bd *)d_tx_bd; |
Eilon Greenstein | 755735eb | 2008-06-23 20:35:13 -0700 | [diff] [blame] | 12058 | |
| 12059 | return bd_prod; |
| 12060 | } |
| 12061 | |
| 12062 | static inline u16 bnx2x_csum_fix(unsigned char *t_header, u16 csum, s8 fix) |
| 12063 | { |
| 12064 | if (fix > 0) |
| 12065 | csum = (u16) ~csum_fold(csum_sub(csum, |
| 12066 | csum_partial(t_header - fix, fix, 0))); |
| 12067 | |
| 12068 | else if (fix < 0) |
| 12069 | csum = (u16) ~csum_fold(csum_add(csum, |
| 12070 | csum_partial(t_header, -fix, 0))); |
| 12071 | |
| 12072 | return swab16(csum); |
| 12073 | } |
| 12074 | |
| 12075 | static inline u32 bnx2x_xmit_type(struct bnx2x *bp, struct sk_buff *skb) |
| 12076 | { |
| 12077 | u32 rc; |
| 12078 | |
| 12079 | if (skb->ip_summed != CHECKSUM_PARTIAL) |
| 12080 | rc = XMIT_PLAIN; |
| 12081 | |
| 12082 | else { |
Eilon Greenstein | 4781bfa | 2009-02-12 08:38:17 +0000 | [diff] [blame] | 12083 | if (skb->protocol == htons(ETH_P_IPV6)) { |
Eilon Greenstein | 755735eb | 2008-06-23 20:35:13 -0700 | [diff] [blame] | 12084 | rc = XMIT_CSUM_V6; |
| 12085 | if (ipv6_hdr(skb)->nexthdr == IPPROTO_TCP) |
| 12086 | rc |= XMIT_CSUM_TCP; |
| 12087 | |
| 12088 | } else { |
| 12089 | rc = XMIT_CSUM_V4; |
| 12090 | if (ip_hdr(skb)->protocol == IPPROTO_TCP) |
| 12091 | rc |= XMIT_CSUM_TCP; |
| 12092 | } |
| 12093 | } |
| 12094 | |
| 12095 | if (skb_shinfo(skb)->gso_type & SKB_GSO_TCPV4) |
Eilon Greenstein | d6a2f98 | 2009-11-09 06:09:22 +0000 | [diff] [blame] | 12096 | rc |= (XMIT_GSO_V4 | XMIT_CSUM_V4 | XMIT_CSUM_TCP); |
Eilon Greenstein | 755735eb | 2008-06-23 20:35:13 -0700 | [diff] [blame] | 12097 | |
| 12098 | else if (skb_shinfo(skb)->gso_type & SKB_GSO_TCPV6) |
Eilon Greenstein | d6a2f98 | 2009-11-09 06:09:22 +0000 | [diff] [blame] | 12099 | rc |= (XMIT_GSO_V6 | XMIT_CSUM_TCP | XMIT_CSUM_V6); |
Eilon Greenstein | 755735eb | 2008-06-23 20:35:13 -0700 | [diff] [blame] | 12100 | |
| 12101 | return rc; |
| 12102 | } |
| 12103 | |
Eilon Greenstein | 632da4d | 2009-01-14 06:44:10 +0000 | [diff] [blame] | 12104 | #if (MAX_SKB_FRAGS >= MAX_FETCH_BD - 3) |
Eilon Greenstein | f537225 | 2009-02-12 08:38:30 +0000 | [diff] [blame] | 12105 | /* check if packet requires linearization (packet is too fragmented) |
| 12106 | no need to check fragmentation if page size > 8K (there will be no |
| 12107 | violation to FW restrictions) */ |
Eilon Greenstein | 755735eb | 2008-06-23 20:35:13 -0700 | [diff] [blame] | 12108 | static int bnx2x_pkt_req_lin(struct bnx2x *bp, struct sk_buff *skb, |
| 12109 | u32 xmit_type) |
| 12110 | { |
| 12111 | int to_copy = 0; |
| 12112 | int hlen = 0; |
| 12113 | int first_bd_sz = 0; |
| 12114 | |
| 12115 | /* 3 = 1 (for linear data BD) + 2 (for PBD and last BD) */ |
| 12116 | if (skb_shinfo(skb)->nr_frags >= (MAX_FETCH_BD - 3)) { |
| 12117 | |
| 12118 | if (xmit_type & XMIT_GSO) { |
| 12119 | unsigned short lso_mss = skb_shinfo(skb)->gso_size; |
| 12120 | /* Check if LSO packet needs to be copied: |
| 12121 | 3 = 1 (for headers BD) + 2 (for PBD and last BD) */ |
| 12122 | int wnd_size = MAX_FETCH_BD - 3; |
Eilon Greenstein | 3347162 | 2008-08-13 15:59:08 -0700 | [diff] [blame] | 12123 | /* Number of windows to check */ |
Eilon Greenstein | 755735eb | 2008-06-23 20:35:13 -0700 | [diff] [blame] | 12124 | int num_wnds = skb_shinfo(skb)->nr_frags - wnd_size; |
| 12125 | int wnd_idx = 0; |
| 12126 | int frag_idx = 0; |
| 12127 | u32 wnd_sum = 0; |
| 12128 | |
| 12129 | /* Headers length */ |
| 12130 | hlen = (int)(skb_transport_header(skb) - skb->data) + |
| 12131 | tcp_hdrlen(skb); |
| 12132 | |
| 12133 | /* Amount of data (w/o headers) on linear part of SKB*/ |
| 12134 | first_bd_sz = skb_headlen(skb) - hlen; |
| 12135 | |
| 12136 | wnd_sum = first_bd_sz; |
| 12137 | |
| 12138 | /* Calculate the first sum - it's special */ |
| 12139 | for (frag_idx = 0; frag_idx < wnd_size - 1; frag_idx++) |
| 12140 | wnd_sum += |
| 12141 | skb_shinfo(skb)->frags[frag_idx].size; |
| 12142 | |
| 12143 | /* If there was data on linear skb data - check it */ |
| 12144 | if (first_bd_sz > 0) { |
| 12145 | if (unlikely(wnd_sum < lso_mss)) { |
| 12146 | to_copy = 1; |
| 12147 | goto exit_lbl; |
| 12148 | } |
| 12149 | |
| 12150 | wnd_sum -= first_bd_sz; |
| 12151 | } |
| 12152 | |
| 12153 | /* Others are easier: run through the frag list and |
| 12154 | check all windows */ |
| 12155 | for (wnd_idx = 0; wnd_idx <= num_wnds; wnd_idx++) { |
| 12156 | wnd_sum += |
| 12157 | skb_shinfo(skb)->frags[wnd_idx + wnd_size - 1].size; |
| 12158 | |
| 12159 | if (unlikely(wnd_sum < lso_mss)) { |
| 12160 | to_copy = 1; |
| 12161 | break; |
| 12162 | } |
| 12163 | wnd_sum -= |
| 12164 | skb_shinfo(skb)->frags[wnd_idx].size; |
| 12165 | } |
Eilon Greenstein | 755735eb | 2008-06-23 20:35:13 -0700 | [diff] [blame] | 12166 | } else { |
| 12167 | /* in non-LSO too fragmented packet should always |
| 12168 | be linearized */ |
| 12169 | to_copy = 1; |
| 12170 | } |
| 12171 | } |
| 12172 | |
| 12173 | exit_lbl: |
| 12174 | if (unlikely(to_copy)) |
| 12175 | DP(NETIF_MSG_TX_QUEUED, |
| 12176 | "Linearization IS REQUIRED for %s packet. " |
| 12177 | "num_frags %d hlen %d first_bd_sz %d\n", |
| 12178 | (xmit_type & XMIT_GSO) ? "LSO" : "non-LSO", |
| 12179 | skb_shinfo(skb)->nr_frags, hlen, first_bd_sz); |
| 12180 | |
| 12181 | return to_copy; |
| 12182 | } |
Eilon Greenstein | 632da4d | 2009-01-14 06:44:10 +0000 | [diff] [blame] | 12183 | #endif |
Eilon Greenstein | 755735eb | 2008-06-23 20:35:13 -0700 | [diff] [blame] | 12184 | |
| 12185 | /* called with netif_tx_lock |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 12186 | * bnx2x_tx_int() runs without netif_tx_lock unless it needs to call |
Eilon Greenstein | 755735eb | 2008-06-23 20:35:13 -0700 | [diff] [blame] | 12187 | * netif_wake_queue() |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 12188 | */ |
Stephen Hemminger | 61357325 | 2009-08-31 19:50:58 +0000 | [diff] [blame] | 12189 | static netdev_tx_t bnx2x_start_xmit(struct sk_buff *skb, struct net_device *dev) |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 12190 | { |
| 12191 | struct bnx2x *bp = netdev_priv(dev); |
Vladislav Zolotarov | 54b9dda | 2009-11-16 06:05:58 +0000 | [diff] [blame] | 12192 | struct bnx2x_fastpath *fp; |
Eilon Greenstein | 555f6c7 | 2009-02-12 08:36:11 +0000 | [diff] [blame] | 12193 | struct netdev_queue *txq; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 12194 | struct sw_tx_bd *tx_buf; |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 12195 | struct eth_tx_start_bd *tx_start_bd; |
| 12196 | struct eth_tx_bd *tx_data_bd, *total_pkt_bd = NULL; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 12197 | struct eth_tx_parse_bd *pbd = NULL; |
| 12198 | u16 pkt_prod, bd_prod; |
Eilon Greenstein | 755735eb | 2008-06-23 20:35:13 -0700 | [diff] [blame] | 12199 | int nbd, fp_index; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 12200 | dma_addr_t mapping; |
Eilon Greenstein | 755735eb | 2008-06-23 20:35:13 -0700 | [diff] [blame] | 12201 | u32 xmit_type = bnx2x_xmit_type(bp, skb); |
Eilon Greenstein | 755735eb | 2008-06-23 20:35:13 -0700 | [diff] [blame] | 12202 | int i; |
| 12203 | u8 hlen = 0; |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 12204 | __le16 pkt_size = 0; |
Vladislav Zolotarov | dea7aab | 2010-04-19 01:14:07 +0000 | [diff] [blame^] | 12205 | struct ethhdr *eth; |
| 12206 | u8 mac_type = UNICAST_ADDRESS; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 12207 | |
| 12208 | #ifdef BNX2X_STOP_ON_ERROR |
| 12209 | if (unlikely(bp->panic)) |
| 12210 | return NETDEV_TX_BUSY; |
| 12211 | #endif |
| 12212 | |
Eilon Greenstein | 555f6c7 | 2009-02-12 08:36:11 +0000 | [diff] [blame] | 12213 | fp_index = skb_get_queue_mapping(skb); |
| 12214 | txq = netdev_get_tx_queue(dev, fp_index); |
| 12215 | |
Vladislav Zolotarov | 54b9dda | 2009-11-16 06:05:58 +0000 | [diff] [blame] | 12216 | fp = &bp->fp[fp_index]; |
Eilon Greenstein | 755735eb | 2008-06-23 20:35:13 -0700 | [diff] [blame] | 12217 | |
Yitchak Gertner | 231fd58 | 2008-08-25 15:27:06 -0700 | [diff] [blame] | 12218 | if (unlikely(bnx2x_tx_avail(fp) < (skb_shinfo(skb)->nr_frags + 3))) { |
Vladislav Zolotarov | 54b9dda | 2009-11-16 06:05:58 +0000 | [diff] [blame] | 12219 | fp->eth_q_stats.driver_xoff++; |
Eilon Greenstein | 555f6c7 | 2009-02-12 08:36:11 +0000 | [diff] [blame] | 12220 | netif_tx_stop_queue(txq); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 12221 | BNX2X_ERR("BUG! Tx ring full when queue awake!\n"); |
| 12222 | return NETDEV_TX_BUSY; |
| 12223 | } |
| 12224 | |
Eilon Greenstein | 755735eb | 2008-06-23 20:35:13 -0700 | [diff] [blame] | 12225 | DP(NETIF_MSG_TX_QUEUED, "SKB: summed %x protocol %x protocol(%x,%x)" |
| 12226 | " gso type %x xmit_type %x\n", |
| 12227 | skb->ip_summed, skb->protocol, ipv6_hdr(skb)->nexthdr, |
| 12228 | ip_hdr(skb)->protocol, skb_shinfo(skb)->gso_type, xmit_type); |
| 12229 | |
Vladislav Zolotarov | dea7aab | 2010-04-19 01:14:07 +0000 | [diff] [blame^] | 12230 | eth = (struct ethhdr *)skb->data; |
| 12231 | |
| 12232 | /* set flag according to packet type (UNICAST_ADDRESS is default)*/ |
| 12233 | if (unlikely(is_multicast_ether_addr(eth->h_dest))) { |
| 12234 | if (is_broadcast_ether_addr(eth->h_dest)) |
| 12235 | mac_type = BROADCAST_ADDRESS; |
| 12236 | else |
| 12237 | mac_type = MULTICAST_ADDRESS; |
| 12238 | } |
| 12239 | |
Eilon Greenstein | 632da4d | 2009-01-14 06:44:10 +0000 | [diff] [blame] | 12240 | #if (MAX_SKB_FRAGS >= MAX_FETCH_BD - 3) |
Eilon Greenstein | f537225 | 2009-02-12 08:38:30 +0000 | [diff] [blame] | 12241 | /* First, check if we need to linearize the skb (due to FW |
| 12242 | restrictions). No need to check fragmentation if page size > 8K |
| 12243 | (there will be no violation to FW restrictions) */ |
Eilon Greenstein | 755735eb | 2008-06-23 20:35:13 -0700 | [diff] [blame] | 12244 | if (bnx2x_pkt_req_lin(bp, skb, xmit_type)) { |
| 12245 | /* Statistics of linearization */ |
| 12246 | bp->lin_cnt++; |
| 12247 | if (skb_linearize(skb) != 0) { |
| 12248 | DP(NETIF_MSG_TX_QUEUED, "SKB linearization failed - " |
| 12249 | "silently dropping this SKB\n"); |
| 12250 | dev_kfree_skb_any(skb); |
Vladislav Zolotarov | da5a662 | 2008-08-13 15:50:00 -0700 | [diff] [blame] | 12251 | return NETDEV_TX_OK; |
Eilon Greenstein | 755735eb | 2008-06-23 20:35:13 -0700 | [diff] [blame] | 12252 | } |
| 12253 | } |
Eilon Greenstein | 632da4d | 2009-01-14 06:44:10 +0000 | [diff] [blame] | 12254 | #endif |
Eilon Greenstein | 755735eb | 2008-06-23 20:35:13 -0700 | [diff] [blame] | 12255 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 12256 | /* |
Eilon Greenstein | 755735eb | 2008-06-23 20:35:13 -0700 | [diff] [blame] | 12257 | Please read carefully. First we use one BD which we mark as start, |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 12258 | then we have a parsing info BD (used for TSO or xsum), |
Eilon Greenstein | 755735eb | 2008-06-23 20:35:13 -0700 | [diff] [blame] | 12259 | and only then we have the rest of the TSO BDs. |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 12260 | (don't forget to mark the last one as last, |
| 12261 | and to unmap only AFTER you write to the BD ...) |
Eilon Greenstein | 755735eb | 2008-06-23 20:35:13 -0700 | [diff] [blame] | 12262 | And above all, all pdb sizes are in words - NOT DWORDS! |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 12263 | */ |
| 12264 | |
| 12265 | pkt_prod = fp->tx_pkt_prod++; |
Eilon Greenstein | 755735eb | 2008-06-23 20:35:13 -0700 | [diff] [blame] | 12266 | bd_prod = TX_BD(fp->tx_bd_prod); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 12267 | |
Eilon Greenstein | 755735eb | 2008-06-23 20:35:13 -0700 | [diff] [blame] | 12268 | /* get a tx_buf and first BD */ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 12269 | tx_buf = &fp->tx_buf_ring[TX_BD(pkt_prod)]; |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 12270 | tx_start_bd = &fp->tx_desc_ring[bd_prod].start_bd; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 12271 | |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 12272 | tx_start_bd->bd_flags.as_bitfield = ETH_TX_BD_FLAGS_START_BD; |
Vladislav Zolotarov | dea7aab | 2010-04-19 01:14:07 +0000 | [diff] [blame^] | 12273 | tx_start_bd->general_data = (mac_type << |
| 12274 | ETH_TX_START_BD_ETH_ADDR_TYPE_SHIFT); |
Eilon Greenstein | 3196a88 | 2008-08-13 15:58:49 -0700 | [diff] [blame] | 12275 | /* header nbd */ |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 12276 | tx_start_bd->general_data |= (1 << ETH_TX_START_BD_HDR_NBDS_SHIFT); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 12277 | |
Eilon Greenstein | 755735eb | 2008-06-23 20:35:13 -0700 | [diff] [blame] | 12278 | /* remember the first BD of the packet */ |
| 12279 | tx_buf->first_bd = fp->tx_bd_prod; |
| 12280 | tx_buf->skb = skb; |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 12281 | tx_buf->flags = 0; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 12282 | |
| 12283 | DP(NETIF_MSG_TX_QUEUED, |
| 12284 | "sending pkt %u @%p next_idx %u bd %u @%p\n", |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 12285 | pkt_prod, tx_buf, fp->tx_pkt_prod, bd_prod, tx_start_bd); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 12286 | |
Eilon Greenstein | 0c6671b | 2009-01-14 21:26:51 -0800 | [diff] [blame] | 12287 | #ifdef BCM_VLAN |
| 12288 | if ((bp->vlgrp != NULL) && vlan_tx_tag_present(skb) && |
| 12289 | (bp->flags & HW_VLAN_TX_FLAG)) { |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 12290 | tx_start_bd->vlan = cpu_to_le16(vlan_tx_tag_get(skb)); |
| 12291 | tx_start_bd->bd_flags.as_bitfield |= ETH_TX_BD_FLAGS_VLAN_TAG; |
Eilon Greenstein | 755735eb | 2008-06-23 20:35:13 -0700 | [diff] [blame] | 12292 | } else |
Eilon Greenstein | 0c6671b | 2009-01-14 21:26:51 -0800 | [diff] [blame] | 12293 | #endif |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 12294 | tx_start_bd->vlan = cpu_to_le16(pkt_prod); |
Eilon Greenstein | 755735eb | 2008-06-23 20:35:13 -0700 | [diff] [blame] | 12295 | |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 12296 | /* turn on parsing and get a BD */ |
| 12297 | bd_prod = TX_BD(NEXT_TX_IDX(bd_prod)); |
| 12298 | pbd = &fp->tx_desc_ring[bd_prod].parse_bd; |
Eilon Greenstein | 755735eb | 2008-06-23 20:35:13 -0700 | [diff] [blame] | 12299 | |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 12300 | memset(pbd, 0, sizeof(struct eth_tx_parse_bd)); |
Eilon Greenstein | 755735eb | 2008-06-23 20:35:13 -0700 | [diff] [blame] | 12301 | |
| 12302 | if (xmit_type & XMIT_CSUM) { |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 12303 | hlen = (skb_network_header(skb) - skb->data) / 2; |
Eilon Greenstein | 755735eb | 2008-06-23 20:35:13 -0700 | [diff] [blame] | 12304 | |
| 12305 | /* for now NS flag is not used in Linux */ |
Eilon Greenstein | 4781bfa | 2009-02-12 08:38:17 +0000 | [diff] [blame] | 12306 | pbd->global_data = |
| 12307 | (hlen | ((skb->protocol == cpu_to_be16(ETH_P_8021Q)) << |
| 12308 | ETH_TX_PARSE_BD_LLC_SNAP_EN_SHIFT)); |
Eilon Greenstein | 755735eb | 2008-06-23 20:35:13 -0700 | [diff] [blame] | 12309 | |
| 12310 | pbd->ip_hlen = (skb_transport_header(skb) - |
| 12311 | skb_network_header(skb)) / 2; |
| 12312 | |
| 12313 | hlen += pbd->ip_hlen + tcp_hdrlen(skb) / 2; |
| 12314 | |
| 12315 | pbd->total_hlen = cpu_to_le16(hlen); |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 12316 | hlen = hlen*2; |
Eilon Greenstein | 755735eb | 2008-06-23 20:35:13 -0700 | [diff] [blame] | 12317 | |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 12318 | tx_start_bd->bd_flags.as_bitfield |= ETH_TX_BD_FLAGS_L4_CSUM; |
Eilon Greenstein | 755735eb | 2008-06-23 20:35:13 -0700 | [diff] [blame] | 12319 | |
| 12320 | if (xmit_type & XMIT_CSUM_V4) |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 12321 | tx_start_bd->bd_flags.as_bitfield |= |
Eilon Greenstein | 755735eb | 2008-06-23 20:35:13 -0700 | [diff] [blame] | 12322 | ETH_TX_BD_FLAGS_IP_CSUM; |
| 12323 | else |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 12324 | tx_start_bd->bd_flags.as_bitfield |= |
| 12325 | ETH_TX_BD_FLAGS_IPV6; |
Eilon Greenstein | 755735eb | 2008-06-23 20:35:13 -0700 | [diff] [blame] | 12326 | |
| 12327 | if (xmit_type & XMIT_CSUM_TCP) { |
| 12328 | pbd->tcp_pseudo_csum = swab16(tcp_hdr(skb)->check); |
| 12329 | |
| 12330 | } else { |
| 12331 | s8 fix = SKB_CS_OFF(skb); /* signed! */ |
| 12332 | |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 12333 | pbd->global_data |= ETH_TX_PARSE_BD_UDP_CS_FLG; |
Eilon Greenstein | 755735eb | 2008-06-23 20:35:13 -0700 | [diff] [blame] | 12334 | |
| 12335 | DP(NETIF_MSG_TX_QUEUED, |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 12336 | "hlen %d fix %d csum before fix %x\n", |
| 12337 | le16_to_cpu(pbd->total_hlen), fix, SKB_CS(skb)); |
Eilon Greenstein | 755735eb | 2008-06-23 20:35:13 -0700 | [diff] [blame] | 12338 | |
| 12339 | /* HW bug: fixup the CSUM */ |
| 12340 | pbd->tcp_pseudo_csum = |
| 12341 | bnx2x_csum_fix(skb_transport_header(skb), |
| 12342 | SKB_CS(skb), fix); |
| 12343 | |
| 12344 | DP(NETIF_MSG_TX_QUEUED, "csum after fix %x\n", |
| 12345 | pbd->tcp_pseudo_csum); |
| 12346 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 12347 | } |
| 12348 | |
FUJITA Tomonori | 1a98314 | 2010-04-04 01:51:03 +0000 | [diff] [blame] | 12349 | mapping = dma_map_single(&bp->pdev->dev, skb->data, |
| 12350 | skb_headlen(skb), DMA_TO_DEVICE); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 12351 | |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 12352 | tx_start_bd->addr_hi = cpu_to_le32(U64_HI(mapping)); |
| 12353 | tx_start_bd->addr_lo = cpu_to_le32(U64_LO(mapping)); |
| 12354 | nbd = skb_shinfo(skb)->nr_frags + 2; /* start_bd + pbd + frags */ |
| 12355 | tx_start_bd->nbd = cpu_to_le16(nbd); |
| 12356 | tx_start_bd->nbytes = cpu_to_le16(skb_headlen(skb)); |
| 12357 | pkt_size = tx_start_bd->nbytes; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 12358 | |
| 12359 | DP(NETIF_MSG_TX_QUEUED, "first bd @%p addr (%x:%x) nbd %d" |
Eilon Greenstein | 755735eb | 2008-06-23 20:35:13 -0700 | [diff] [blame] | 12360 | " nbytes %d flags %x vlan %x\n", |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 12361 | tx_start_bd, tx_start_bd->addr_hi, tx_start_bd->addr_lo, |
| 12362 | le16_to_cpu(tx_start_bd->nbd), le16_to_cpu(tx_start_bd->nbytes), |
| 12363 | tx_start_bd->bd_flags.as_bitfield, le16_to_cpu(tx_start_bd->vlan)); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 12364 | |
Eilon Greenstein | 755735eb | 2008-06-23 20:35:13 -0700 | [diff] [blame] | 12365 | if (xmit_type & XMIT_GSO) { |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 12366 | |
| 12367 | DP(NETIF_MSG_TX_QUEUED, |
| 12368 | "TSO packet len %d hlen %d total len %d tso size %d\n", |
| 12369 | skb->len, hlen, skb_headlen(skb), |
| 12370 | skb_shinfo(skb)->gso_size); |
| 12371 | |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 12372 | tx_start_bd->bd_flags.as_bitfield |= ETH_TX_BD_FLAGS_SW_LSO; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 12373 | |
Eilon Greenstein | 755735eb | 2008-06-23 20:35:13 -0700 | [diff] [blame] | 12374 | if (unlikely(skb_headlen(skb) > hlen)) |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 12375 | bd_prod = bnx2x_tx_split(bp, fp, tx_buf, &tx_start_bd, |
| 12376 | hlen, bd_prod, ++nbd); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 12377 | |
| 12378 | pbd->lso_mss = cpu_to_le16(skb_shinfo(skb)->gso_size); |
| 12379 | pbd->tcp_send_seq = swab32(tcp_hdr(skb)->seq); |
Eilon Greenstein | 755735eb | 2008-06-23 20:35:13 -0700 | [diff] [blame] | 12380 | pbd->tcp_flags = pbd_tcp_flags(skb); |
| 12381 | |
| 12382 | if (xmit_type & XMIT_GSO_V4) { |
| 12383 | pbd->ip_id = swab16(ip_hdr(skb)->id); |
| 12384 | pbd->tcp_pseudo_csum = |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 12385 | swab16(~csum_tcpudp_magic(ip_hdr(skb)->saddr, |
| 12386 | ip_hdr(skb)->daddr, |
| 12387 | 0, IPPROTO_TCP, 0)); |
Eilon Greenstein | 755735eb | 2008-06-23 20:35:13 -0700 | [diff] [blame] | 12388 | |
| 12389 | } else |
| 12390 | pbd->tcp_pseudo_csum = |
| 12391 | swab16(~csum_ipv6_magic(&ipv6_hdr(skb)->saddr, |
| 12392 | &ipv6_hdr(skb)->daddr, |
| 12393 | 0, IPPROTO_TCP, 0)); |
| 12394 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 12395 | pbd->global_data |= ETH_TX_PARSE_BD_PSEUDO_CS_WITHOUT_LEN; |
| 12396 | } |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 12397 | tx_data_bd = (struct eth_tx_bd *)tx_start_bd; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 12398 | |
Eilon Greenstein | 755735eb | 2008-06-23 20:35:13 -0700 | [diff] [blame] | 12399 | for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) { |
| 12400 | skb_frag_t *frag = &skb_shinfo(skb)->frags[i]; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 12401 | |
Eilon Greenstein | 755735eb | 2008-06-23 20:35:13 -0700 | [diff] [blame] | 12402 | bd_prod = TX_BD(NEXT_TX_IDX(bd_prod)); |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 12403 | tx_data_bd = &fp->tx_desc_ring[bd_prod].reg_bd; |
| 12404 | if (total_pkt_bd == NULL) |
| 12405 | total_pkt_bd = &fp->tx_desc_ring[bd_prod].reg_bd; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 12406 | |
FUJITA Tomonori | 1a98314 | 2010-04-04 01:51:03 +0000 | [diff] [blame] | 12407 | mapping = dma_map_page(&bp->pdev->dev, frag->page, |
| 12408 | frag->page_offset, |
| 12409 | frag->size, DMA_TO_DEVICE); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 12410 | |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 12411 | tx_data_bd->addr_hi = cpu_to_le32(U64_HI(mapping)); |
| 12412 | tx_data_bd->addr_lo = cpu_to_le32(U64_LO(mapping)); |
| 12413 | tx_data_bd->nbytes = cpu_to_le16(frag->size); |
| 12414 | le16_add_cpu(&pkt_size, frag->size); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 12415 | |
Eilon Greenstein | 755735eb | 2008-06-23 20:35:13 -0700 | [diff] [blame] | 12416 | DP(NETIF_MSG_TX_QUEUED, |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 12417 | "frag %d bd @%p addr (%x:%x) nbytes %d\n", |
| 12418 | i, tx_data_bd, tx_data_bd->addr_hi, tx_data_bd->addr_lo, |
| 12419 | le16_to_cpu(tx_data_bd->nbytes)); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 12420 | } |
| 12421 | |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 12422 | DP(NETIF_MSG_TX_QUEUED, "last bd @%p\n", tx_data_bd); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 12423 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 12424 | bd_prod = TX_BD(NEXT_TX_IDX(bd_prod)); |
| 12425 | |
Eilon Greenstein | 755735eb | 2008-06-23 20:35:13 -0700 | [diff] [blame] | 12426 | /* now send a tx doorbell, counting the next BD |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 12427 | * if the packet contains or ends with it |
| 12428 | */ |
| 12429 | if (TX_BD_POFF(bd_prod) < nbd) |
| 12430 | nbd++; |
| 12431 | |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 12432 | if (total_pkt_bd != NULL) |
| 12433 | total_pkt_bd->total_pkt_bytes = pkt_size; |
| 12434 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 12435 | if (pbd) |
| 12436 | DP(NETIF_MSG_TX_QUEUED, |
| 12437 | "PBD @%p ip_data %x ip_hlen %u ip_id %u lso_mss %u" |
| 12438 | " tcp_flags %x xsum %x seq %u hlen %u\n", |
| 12439 | pbd, pbd->global_data, pbd->ip_hlen, pbd->ip_id, |
| 12440 | pbd->lso_mss, pbd->tcp_flags, pbd->tcp_pseudo_csum, |
Eilon Greenstein | 755735eb | 2008-06-23 20:35:13 -0700 | [diff] [blame] | 12441 | pbd->tcp_send_seq, le16_to_cpu(pbd->total_hlen)); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 12442 | |
Eilon Greenstein | 755735eb | 2008-06-23 20:35:13 -0700 | [diff] [blame] | 12443 | DP(NETIF_MSG_TX_QUEUED, "doorbell: nbd %d bd %u\n", nbd, bd_prod); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 12444 | |
Eilon Greenstein | 58f4c4c | 2009-01-14 21:23:36 -0800 | [diff] [blame] | 12445 | /* |
| 12446 | * Make sure that the BD data is updated before updating the producer |
| 12447 | * since FW might read the BD right after the producer is updated. |
| 12448 | * This is only applicable for weak-ordered memory model archs such |
| 12449 | * as IA-64. The following barrier is also mandatory since FW will |
| 12450 | * assumes packets must have BDs. |
| 12451 | */ |
| 12452 | wmb(); |
| 12453 | |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 12454 | fp->tx_db.data.prod += nbd; |
| 12455 | barrier(); |
Vladislav Zolotarov | 54b9dda | 2009-11-16 06:05:58 +0000 | [diff] [blame] | 12456 | DOORBELL(bp, fp->index, fp->tx_db.raw); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 12457 | |
| 12458 | mmiowb(); |
| 12459 | |
Eilon Greenstein | 755735eb | 2008-06-23 20:35:13 -0700 | [diff] [blame] | 12460 | fp->tx_bd_prod += nbd; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 12461 | |
| 12462 | if (unlikely(bnx2x_tx_avail(fp) < MAX_SKB_FRAGS + 3)) { |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 12463 | netif_tx_stop_queue(txq); |
Stanislaw Gruszka | 9baddeb | 2010-03-09 06:55:02 +0000 | [diff] [blame] | 12464 | |
| 12465 | /* paired memory barrier is in bnx2x_tx_int(), we have to keep |
| 12466 | * ordering of set_bit() in netif_tx_stop_queue() and read of |
| 12467 | * fp->bd_tx_cons */ |
Eilon Greenstein | 58f4c4c | 2009-01-14 21:23:36 -0800 | [diff] [blame] | 12468 | smp_mb(); |
Stanislaw Gruszka | 9baddeb | 2010-03-09 06:55:02 +0000 | [diff] [blame] | 12469 | |
Vladislav Zolotarov | 54b9dda | 2009-11-16 06:05:58 +0000 | [diff] [blame] | 12470 | fp->eth_q_stats.driver_xoff++; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 12471 | if (bnx2x_tx_avail(fp) >= MAX_SKB_FRAGS + 3) |
Eilon Greenstein | 555f6c7 | 2009-02-12 08:36:11 +0000 | [diff] [blame] | 12472 | netif_tx_wake_queue(txq); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 12473 | } |
Vladislav Zolotarov | 54b9dda | 2009-11-16 06:05:58 +0000 | [diff] [blame] | 12474 | fp->tx_pkt++; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 12475 | |
| 12476 | return NETDEV_TX_OK; |
| 12477 | } |
| 12478 | |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 12479 | /* called with rtnl_lock */ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 12480 | static int bnx2x_open(struct net_device *dev) |
| 12481 | { |
| 12482 | struct bnx2x *bp = netdev_priv(dev); |
| 12483 | |
Eilon Greenstein | 6eccabb | 2009-01-22 03:37:48 +0000 | [diff] [blame] | 12484 | netif_carrier_off(dev); |
| 12485 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 12486 | bnx2x_set_power_state(bp, PCI_D0); |
| 12487 | |
Vladislav Zolotarov | 72fd071 | 2010-04-19 01:13:12 +0000 | [diff] [blame] | 12488 | if (!bnx2x_reset_is_done(bp)) { |
| 12489 | do { |
| 12490 | /* Reset MCP mail box sequence if there is on going |
| 12491 | * recovery |
| 12492 | */ |
| 12493 | bp->fw_seq = 0; |
| 12494 | |
| 12495 | /* If it's the first function to load and reset done |
| 12496 | * is still not cleared it may mean that. We don't |
| 12497 | * check the attention state here because it may have |
| 12498 | * already been cleared by a "common" reset but we |
| 12499 | * shell proceed with "process kill" anyway. |
| 12500 | */ |
| 12501 | if ((bnx2x_get_load_cnt(bp) == 0) && |
| 12502 | bnx2x_trylock_hw_lock(bp, |
| 12503 | HW_LOCK_RESOURCE_RESERVED_08) && |
| 12504 | (!bnx2x_leader_reset(bp))) { |
| 12505 | DP(NETIF_MSG_HW, "Recovered in open\n"); |
| 12506 | break; |
| 12507 | } |
| 12508 | |
| 12509 | bnx2x_set_power_state(bp, PCI_D3hot); |
| 12510 | |
| 12511 | printk(KERN_ERR"%s: Recovery flow hasn't been properly" |
| 12512 | " completed yet. Try again later. If u still see this" |
| 12513 | " message after a few retries then power cycle is" |
| 12514 | " required.\n", bp->dev->name); |
| 12515 | |
| 12516 | return -EAGAIN; |
| 12517 | } while (0); |
| 12518 | } |
| 12519 | |
| 12520 | bp->recovery_state = BNX2X_RECOVERY_DONE; |
| 12521 | |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 12522 | return bnx2x_nic_load(bp, LOAD_OPEN); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 12523 | } |
| 12524 | |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 12525 | /* called with rtnl_lock */ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 12526 | static int bnx2x_close(struct net_device *dev) |
| 12527 | { |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 12528 | struct bnx2x *bp = netdev_priv(dev); |
| 12529 | |
| 12530 | /* Unload the driver, release IRQs */ |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 12531 | bnx2x_nic_unload(bp, UNLOAD_CLOSE); |
| 12532 | if (atomic_read(&bp->pdev->enable_cnt) == 1) |
| 12533 | if (!CHIP_REV_IS_SLOW(bp)) |
| 12534 | bnx2x_set_power_state(bp, PCI_D3hot); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 12535 | |
| 12536 | return 0; |
| 12537 | } |
| 12538 | |
Eilon Greenstein | f537225 | 2009-02-12 08:38:30 +0000 | [diff] [blame] | 12539 | /* called with netif_tx_lock from dev_mcast.c */ |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 12540 | static void bnx2x_set_rx_mode(struct net_device *dev) |
| 12541 | { |
| 12542 | struct bnx2x *bp = netdev_priv(dev); |
| 12543 | u32 rx_mode = BNX2X_RX_MODE_NORMAL; |
| 12544 | int port = BP_PORT(bp); |
| 12545 | |
| 12546 | if (bp->state != BNX2X_STATE_OPEN) { |
| 12547 | DP(NETIF_MSG_IFUP, "state is %x, returning\n", bp->state); |
| 12548 | return; |
| 12549 | } |
| 12550 | |
| 12551 | DP(NETIF_MSG_IFUP, "dev->flags = %x\n", dev->flags); |
| 12552 | |
| 12553 | if (dev->flags & IFF_PROMISC) |
| 12554 | rx_mode = BNX2X_RX_MODE_PROMISC; |
| 12555 | |
| 12556 | else if ((dev->flags & IFF_ALLMULTI) || |
Jiri Pirko | 4cd24ea | 2010-02-08 04:30:35 +0000 | [diff] [blame] | 12557 | ((netdev_mc_count(dev) > BNX2X_MAX_MULTICAST) && |
| 12558 | CHIP_IS_E1(bp))) |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 12559 | rx_mode = BNX2X_RX_MODE_ALLMULTI; |
| 12560 | |
| 12561 | else { /* some multicasts */ |
| 12562 | if (CHIP_IS_E1(bp)) { |
| 12563 | int i, old, offset; |
Jiri Pirko | 22bedad3 | 2010-04-01 21:22:57 +0000 | [diff] [blame] | 12564 | struct netdev_hw_addr *ha; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 12565 | struct mac_configuration_cmd *config = |
| 12566 | bnx2x_sp(bp, mcast_config); |
| 12567 | |
Jiri Pirko | 0ddf477 | 2010-02-20 00:13:58 +0000 | [diff] [blame] | 12568 | i = 0; |
Jiri Pirko | 22bedad3 | 2010-04-01 21:22:57 +0000 | [diff] [blame] | 12569 | netdev_for_each_mc_addr(ha, dev) { |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 12570 | config->config_table[i]. |
| 12571 | cam_entry.msb_mac_addr = |
Jiri Pirko | 22bedad3 | 2010-04-01 21:22:57 +0000 | [diff] [blame] | 12572 | swab16(*(u16 *)&ha->addr[0]); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 12573 | config->config_table[i]. |
| 12574 | cam_entry.middle_mac_addr = |
Jiri Pirko | 22bedad3 | 2010-04-01 21:22:57 +0000 | [diff] [blame] | 12575 | swab16(*(u16 *)&ha->addr[2]); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 12576 | config->config_table[i]. |
| 12577 | cam_entry.lsb_mac_addr = |
Jiri Pirko | 22bedad3 | 2010-04-01 21:22:57 +0000 | [diff] [blame] | 12578 | swab16(*(u16 *)&ha->addr[4]); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 12579 | config->config_table[i].cam_entry.flags = |
| 12580 | cpu_to_le16(port); |
| 12581 | config->config_table[i]. |
| 12582 | target_table_entry.flags = 0; |
Eilon Greenstein | ca00392 | 2009-08-12 22:53:28 -0700 | [diff] [blame] | 12583 | config->config_table[i].target_table_entry. |
| 12584 | clients_bit_vector = |
| 12585 | cpu_to_le32(1 << BP_L_ID(bp)); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 12586 | config->config_table[i]. |
| 12587 | target_table_entry.vlan_id = 0; |
| 12588 | |
| 12589 | DP(NETIF_MSG_IFUP, |
| 12590 | "setting MCAST[%d] (%04x:%04x:%04x)\n", i, |
| 12591 | config->config_table[i]. |
| 12592 | cam_entry.msb_mac_addr, |
| 12593 | config->config_table[i]. |
| 12594 | cam_entry.middle_mac_addr, |
| 12595 | config->config_table[i]. |
| 12596 | cam_entry.lsb_mac_addr); |
Jiri Pirko | 0ddf477 | 2010-02-20 00:13:58 +0000 | [diff] [blame] | 12597 | i++; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 12598 | } |
Eilon Greenstein | 8d9c5f3 | 2009-02-15 23:24:08 -0800 | [diff] [blame] | 12599 | old = config->hdr.length; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 12600 | if (old > i) { |
| 12601 | for (; i < old; i++) { |
| 12602 | if (CAM_IS_INVALID(config-> |
| 12603 | config_table[i])) { |
Eilon Greenstein | af24640 | 2009-01-14 06:43:59 +0000 | [diff] [blame] | 12604 | /* already invalidated */ |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 12605 | break; |
| 12606 | } |
| 12607 | /* invalidate */ |
| 12608 | CAM_INVALIDATE(config-> |
| 12609 | config_table[i]); |
| 12610 | } |
| 12611 | } |
| 12612 | |
| 12613 | if (CHIP_REV_IS_SLOW(bp)) |
| 12614 | offset = BNX2X_MAX_EMUL_MULTI*(1 + port); |
| 12615 | else |
| 12616 | offset = BNX2X_MAX_MULTICAST*(1 + port); |
| 12617 | |
Eilon Greenstein | 8d9c5f3 | 2009-02-15 23:24:08 -0800 | [diff] [blame] | 12618 | config->hdr.length = i; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 12619 | config->hdr.offset = offset; |
Eilon Greenstein | 8d9c5f3 | 2009-02-15 23:24:08 -0800 | [diff] [blame] | 12620 | config->hdr.client_id = bp->fp->cl_id; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 12621 | config->hdr.reserved1 = 0; |
| 12622 | |
Michael Chan | e665bfd | 2009-10-10 13:46:54 +0000 | [diff] [blame] | 12623 | bp->set_mac_pending++; |
| 12624 | smp_wmb(); |
| 12625 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 12626 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_SET_MAC, 0, |
| 12627 | U64_HI(bnx2x_sp_mapping(bp, mcast_config)), |
| 12628 | U64_LO(bnx2x_sp_mapping(bp, mcast_config)), |
| 12629 | 0); |
| 12630 | } else { /* E1H */ |
| 12631 | /* Accept one or more multicasts */ |
Jiri Pirko | 22bedad3 | 2010-04-01 21:22:57 +0000 | [diff] [blame] | 12632 | struct netdev_hw_addr *ha; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 12633 | u32 mc_filter[MC_HASH_SIZE]; |
| 12634 | u32 crc, bit, regidx; |
| 12635 | int i; |
| 12636 | |
| 12637 | memset(mc_filter, 0, 4 * MC_HASH_SIZE); |
| 12638 | |
Jiri Pirko | 22bedad3 | 2010-04-01 21:22:57 +0000 | [diff] [blame] | 12639 | netdev_for_each_mc_addr(ha, dev) { |
Johannes Berg | 7c510e4 | 2008-10-27 17:47:26 -0700 | [diff] [blame] | 12640 | DP(NETIF_MSG_IFUP, "Adding mcast MAC: %pM\n", |
Jiri Pirko | 22bedad3 | 2010-04-01 21:22:57 +0000 | [diff] [blame] | 12641 | ha->addr); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 12642 | |
Jiri Pirko | 22bedad3 | 2010-04-01 21:22:57 +0000 | [diff] [blame] | 12643 | crc = crc32c_le(0, ha->addr, ETH_ALEN); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 12644 | bit = (crc >> 24) & 0xff; |
| 12645 | regidx = bit >> 5; |
| 12646 | bit &= 0x1f; |
| 12647 | mc_filter[regidx] |= (1 << bit); |
| 12648 | } |
| 12649 | |
| 12650 | for (i = 0; i < MC_HASH_SIZE; i++) |
| 12651 | REG_WR(bp, MC_HASH_OFFSET(bp, i), |
| 12652 | mc_filter[i]); |
| 12653 | } |
| 12654 | } |
| 12655 | |
| 12656 | bp->rx_mode = rx_mode; |
| 12657 | bnx2x_set_storm_rx_mode(bp); |
| 12658 | } |
| 12659 | |
| 12660 | /* called with rtnl_lock */ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 12661 | static int bnx2x_change_mac_addr(struct net_device *dev, void *p) |
| 12662 | { |
| 12663 | struct sockaddr *addr = p; |
| 12664 | struct bnx2x *bp = netdev_priv(dev); |
| 12665 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 12666 | if (!is_valid_ether_addr((u8 *)(addr->sa_data))) |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 12667 | return -EINVAL; |
| 12668 | |
| 12669 | memcpy(dev->dev_addr, addr->sa_data, dev->addr_len); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 12670 | if (netif_running(dev)) { |
| 12671 | if (CHIP_IS_E1(bp)) |
Michael Chan | e665bfd | 2009-10-10 13:46:54 +0000 | [diff] [blame] | 12672 | bnx2x_set_eth_mac_addr_e1(bp, 1); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 12673 | else |
Michael Chan | e665bfd | 2009-10-10 13:46:54 +0000 | [diff] [blame] | 12674 | bnx2x_set_eth_mac_addr_e1h(bp, 1); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 12675 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 12676 | |
| 12677 | return 0; |
| 12678 | } |
| 12679 | |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 12680 | /* called with rtnl_lock */ |
Eilon Greenstein | 01cd452 | 2009-08-12 08:23:08 +0000 | [diff] [blame] | 12681 | static int bnx2x_mdio_read(struct net_device *netdev, int prtad, |
| 12682 | int devad, u16 addr) |
| 12683 | { |
| 12684 | struct bnx2x *bp = netdev_priv(netdev); |
| 12685 | u16 value; |
| 12686 | int rc; |
| 12687 | u32 phy_type = XGXS_EXT_PHY_TYPE(bp->link_params.ext_phy_config); |
| 12688 | |
| 12689 | DP(NETIF_MSG_LINK, "mdio_read: prtad 0x%x, devad 0x%x, addr 0x%x\n", |
| 12690 | prtad, devad, addr); |
| 12691 | |
| 12692 | if (prtad != bp->mdio.prtad) { |
| 12693 | DP(NETIF_MSG_LINK, "prtad missmatch (cmd:0x%x != bp:0x%x)\n", |
| 12694 | prtad, bp->mdio.prtad); |
| 12695 | return -EINVAL; |
| 12696 | } |
| 12697 | |
| 12698 | /* The HW expects different devad if CL22 is used */ |
| 12699 | devad = (devad == MDIO_DEVAD_NONE) ? DEFAULT_PHY_DEV_ADDR : devad; |
| 12700 | |
| 12701 | bnx2x_acquire_phy_lock(bp); |
| 12702 | rc = bnx2x_cl45_read(bp, BP_PORT(bp), phy_type, prtad, |
| 12703 | devad, addr, &value); |
| 12704 | bnx2x_release_phy_lock(bp); |
| 12705 | DP(NETIF_MSG_LINK, "mdio_read_val 0x%x rc = 0x%x\n", value, rc); |
| 12706 | |
| 12707 | if (!rc) |
| 12708 | rc = value; |
| 12709 | return rc; |
| 12710 | } |
| 12711 | |
| 12712 | /* called with rtnl_lock */ |
| 12713 | static int bnx2x_mdio_write(struct net_device *netdev, int prtad, int devad, |
| 12714 | u16 addr, u16 value) |
| 12715 | { |
| 12716 | struct bnx2x *bp = netdev_priv(netdev); |
| 12717 | u32 ext_phy_type = XGXS_EXT_PHY_TYPE(bp->link_params.ext_phy_config); |
| 12718 | int rc; |
| 12719 | |
| 12720 | DP(NETIF_MSG_LINK, "mdio_write: prtad 0x%x, devad 0x%x, addr 0x%x," |
| 12721 | " value 0x%x\n", prtad, devad, addr, value); |
| 12722 | |
| 12723 | if (prtad != bp->mdio.prtad) { |
| 12724 | DP(NETIF_MSG_LINK, "prtad missmatch (cmd:0x%x != bp:0x%x)\n", |
| 12725 | prtad, bp->mdio.prtad); |
| 12726 | return -EINVAL; |
| 12727 | } |
| 12728 | |
| 12729 | /* The HW expects different devad if CL22 is used */ |
| 12730 | devad = (devad == MDIO_DEVAD_NONE) ? DEFAULT_PHY_DEV_ADDR : devad; |
| 12731 | |
| 12732 | bnx2x_acquire_phy_lock(bp); |
| 12733 | rc = bnx2x_cl45_write(bp, BP_PORT(bp), ext_phy_type, prtad, |
| 12734 | devad, addr, value); |
| 12735 | bnx2x_release_phy_lock(bp); |
| 12736 | return rc; |
| 12737 | } |
| 12738 | |
| 12739 | /* called with rtnl_lock */ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 12740 | static int bnx2x_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) |
| 12741 | { |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 12742 | struct bnx2x *bp = netdev_priv(dev); |
Eilon Greenstein | 01cd452 | 2009-08-12 08:23:08 +0000 | [diff] [blame] | 12743 | struct mii_ioctl_data *mdio = if_mii(ifr); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 12744 | |
Eilon Greenstein | 01cd452 | 2009-08-12 08:23:08 +0000 | [diff] [blame] | 12745 | DP(NETIF_MSG_LINK, "ioctl: phy id 0x%x, reg 0x%x, val_in 0x%x\n", |
| 12746 | mdio->phy_id, mdio->reg_num, mdio->val_in); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 12747 | |
Eilon Greenstein | 01cd452 | 2009-08-12 08:23:08 +0000 | [diff] [blame] | 12748 | if (!netif_running(dev)) |
| 12749 | return -EAGAIN; |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 12750 | |
Eilon Greenstein | 01cd452 | 2009-08-12 08:23:08 +0000 | [diff] [blame] | 12751 | return mdio_mii_ioctl(&bp->mdio, mdio, cmd); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 12752 | } |
| 12753 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 12754 | /* called with rtnl_lock */ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 12755 | static int bnx2x_change_mtu(struct net_device *dev, int new_mtu) |
| 12756 | { |
| 12757 | struct bnx2x *bp = netdev_priv(dev); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 12758 | int rc = 0; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 12759 | |
Vladislav Zolotarov | 72fd071 | 2010-04-19 01:13:12 +0000 | [diff] [blame] | 12760 | if (bp->recovery_state != BNX2X_RECOVERY_DONE) { |
| 12761 | printk(KERN_ERR "Handling parity error recovery. Try again later\n"); |
| 12762 | return -EAGAIN; |
| 12763 | } |
| 12764 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 12765 | if ((new_mtu > ETH_MAX_JUMBO_PACKET_SIZE) || |
| 12766 | ((new_mtu + ETH_HLEN) < ETH_MIN_PACKET_SIZE)) |
| 12767 | return -EINVAL; |
| 12768 | |
| 12769 | /* This does not race with packet allocation |
Eliezer Tamir | c14423f | 2008-02-28 11:49:42 -0800 | [diff] [blame] | 12770 | * because the actual alloc size is |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 12771 | * only updated as part of load |
| 12772 | */ |
| 12773 | dev->mtu = new_mtu; |
| 12774 | |
| 12775 | if (netif_running(dev)) { |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 12776 | bnx2x_nic_unload(bp, UNLOAD_NORMAL); |
| 12777 | rc = bnx2x_nic_load(bp, LOAD_NORMAL); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 12778 | } |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 12779 | |
| 12780 | return rc; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 12781 | } |
| 12782 | |
| 12783 | static void bnx2x_tx_timeout(struct net_device *dev) |
| 12784 | { |
| 12785 | struct bnx2x *bp = netdev_priv(dev); |
| 12786 | |
| 12787 | #ifdef BNX2X_STOP_ON_ERROR |
| 12788 | if (!bp->panic) |
| 12789 | bnx2x_panic(); |
| 12790 | #endif |
| 12791 | /* This allows the netif to be shutdown gracefully before resetting */ |
Vladislav Zolotarov | 72fd071 | 2010-04-19 01:13:12 +0000 | [diff] [blame] | 12792 | schedule_delayed_work(&bp->reset_task, 0); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 12793 | } |
| 12794 | |
| 12795 | #ifdef BCM_VLAN |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 12796 | /* called with rtnl_lock */ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 12797 | static void bnx2x_vlan_rx_register(struct net_device *dev, |
| 12798 | struct vlan_group *vlgrp) |
| 12799 | { |
| 12800 | struct bnx2x *bp = netdev_priv(dev); |
| 12801 | |
| 12802 | bp->vlgrp = vlgrp; |
Eilon Greenstein | 0c6671b | 2009-01-14 21:26:51 -0800 | [diff] [blame] | 12803 | |
| 12804 | /* Set flags according to the required capabilities */ |
| 12805 | bp->flags &= ~(HW_VLAN_RX_FLAG | HW_VLAN_TX_FLAG); |
| 12806 | |
| 12807 | if (dev->features & NETIF_F_HW_VLAN_TX) |
| 12808 | bp->flags |= HW_VLAN_TX_FLAG; |
| 12809 | |
| 12810 | if (dev->features & NETIF_F_HW_VLAN_RX) |
| 12811 | bp->flags |= HW_VLAN_RX_FLAG; |
| 12812 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 12813 | if (netif_running(dev)) |
Eliezer Tamir | 49d6677 | 2008-02-28 11:53:13 -0800 | [diff] [blame] | 12814 | bnx2x_set_client_config(bp); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 12815 | } |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 12816 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 12817 | #endif |
| 12818 | |
Alexey Dobriyan | 257ddbd | 2010-01-27 10:17:41 +0000 | [diff] [blame] | 12819 | #ifdef CONFIG_NET_POLL_CONTROLLER |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 12820 | static void poll_bnx2x(struct net_device *dev) |
| 12821 | { |
| 12822 | struct bnx2x *bp = netdev_priv(dev); |
| 12823 | |
| 12824 | disable_irq(bp->pdev->irq); |
| 12825 | bnx2x_interrupt(bp->pdev->irq, dev); |
| 12826 | enable_irq(bp->pdev->irq); |
| 12827 | } |
| 12828 | #endif |
| 12829 | |
Stephen Hemminger | c64213c | 2008-11-21 17:36:04 -0800 | [diff] [blame] | 12830 | static const struct net_device_ops bnx2x_netdev_ops = { |
| 12831 | .ndo_open = bnx2x_open, |
| 12832 | .ndo_stop = bnx2x_close, |
| 12833 | .ndo_start_xmit = bnx2x_start_xmit, |
Eilon Greenstein | 356e238 | 2009-02-12 08:38:32 +0000 | [diff] [blame] | 12834 | .ndo_set_multicast_list = bnx2x_set_rx_mode, |
Stephen Hemminger | c64213c | 2008-11-21 17:36:04 -0800 | [diff] [blame] | 12835 | .ndo_set_mac_address = bnx2x_change_mac_addr, |
| 12836 | .ndo_validate_addr = eth_validate_addr, |
| 12837 | .ndo_do_ioctl = bnx2x_ioctl, |
| 12838 | .ndo_change_mtu = bnx2x_change_mtu, |
| 12839 | .ndo_tx_timeout = bnx2x_tx_timeout, |
| 12840 | #ifdef BCM_VLAN |
| 12841 | .ndo_vlan_rx_register = bnx2x_vlan_rx_register, |
| 12842 | #endif |
Alexey Dobriyan | 257ddbd | 2010-01-27 10:17:41 +0000 | [diff] [blame] | 12843 | #ifdef CONFIG_NET_POLL_CONTROLLER |
Stephen Hemminger | c64213c | 2008-11-21 17:36:04 -0800 | [diff] [blame] | 12844 | .ndo_poll_controller = poll_bnx2x, |
| 12845 | #endif |
| 12846 | }; |
| 12847 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 12848 | static int __devinit bnx2x_init_dev(struct pci_dev *pdev, |
| 12849 | struct net_device *dev) |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 12850 | { |
| 12851 | struct bnx2x *bp; |
| 12852 | int rc; |
| 12853 | |
| 12854 | SET_NETDEV_DEV(dev, &pdev->dev); |
| 12855 | bp = netdev_priv(dev); |
| 12856 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 12857 | bp->dev = dev; |
| 12858 | bp->pdev = pdev; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 12859 | bp->flags = 0; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 12860 | bp->func = PCI_FUNC(pdev->devfn); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 12861 | |
| 12862 | rc = pci_enable_device(pdev); |
| 12863 | if (rc) { |
Vladislav Zolotarov | cdaa7cb | 2010-04-19 01:13:57 +0000 | [diff] [blame] | 12864 | dev_err(&bp->pdev->dev, |
| 12865 | "Cannot enable PCI device, aborting\n"); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 12866 | goto err_out; |
| 12867 | } |
| 12868 | |
| 12869 | if (!(pci_resource_flags(pdev, 0) & IORESOURCE_MEM)) { |
Vladislav Zolotarov | cdaa7cb | 2010-04-19 01:13:57 +0000 | [diff] [blame] | 12870 | dev_err(&bp->pdev->dev, |
| 12871 | "Cannot find PCI device base address, aborting\n"); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 12872 | rc = -ENODEV; |
| 12873 | goto err_out_disable; |
| 12874 | } |
| 12875 | |
| 12876 | if (!(pci_resource_flags(pdev, 2) & IORESOURCE_MEM)) { |
Vladislav Zolotarov | cdaa7cb | 2010-04-19 01:13:57 +0000 | [diff] [blame] | 12877 | dev_err(&bp->pdev->dev, "Cannot find second PCI device" |
| 12878 | " base address, aborting\n"); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 12879 | rc = -ENODEV; |
| 12880 | goto err_out_disable; |
| 12881 | } |
| 12882 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 12883 | if (atomic_read(&pdev->enable_cnt) == 1) { |
| 12884 | rc = pci_request_regions(pdev, DRV_MODULE_NAME); |
| 12885 | if (rc) { |
Vladislav Zolotarov | cdaa7cb | 2010-04-19 01:13:57 +0000 | [diff] [blame] | 12886 | dev_err(&bp->pdev->dev, |
| 12887 | "Cannot obtain PCI resources, aborting\n"); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 12888 | goto err_out_disable; |
| 12889 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 12890 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 12891 | pci_set_master(pdev); |
| 12892 | pci_save_state(pdev); |
| 12893 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 12894 | |
| 12895 | bp->pm_cap = pci_find_capability(pdev, PCI_CAP_ID_PM); |
| 12896 | if (bp->pm_cap == 0) { |
Vladislav Zolotarov | cdaa7cb | 2010-04-19 01:13:57 +0000 | [diff] [blame] | 12897 | dev_err(&bp->pdev->dev, |
| 12898 | "Cannot find power management capability, aborting\n"); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 12899 | rc = -EIO; |
| 12900 | goto err_out_release; |
| 12901 | } |
| 12902 | |
| 12903 | bp->pcie_cap = pci_find_capability(pdev, PCI_CAP_ID_EXP); |
| 12904 | if (bp->pcie_cap == 0) { |
Vladislav Zolotarov | cdaa7cb | 2010-04-19 01:13:57 +0000 | [diff] [blame] | 12905 | dev_err(&bp->pdev->dev, |
| 12906 | "Cannot find PCI Express capability, aborting\n"); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 12907 | rc = -EIO; |
| 12908 | goto err_out_release; |
| 12909 | } |
| 12910 | |
FUJITA Tomonori | 1a98314 | 2010-04-04 01:51:03 +0000 | [diff] [blame] | 12911 | if (dma_set_mask(&pdev->dev, DMA_BIT_MASK(64)) == 0) { |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 12912 | bp->flags |= USING_DAC_FLAG; |
FUJITA Tomonori | 1a98314 | 2010-04-04 01:51:03 +0000 | [diff] [blame] | 12913 | if (dma_set_coherent_mask(&pdev->dev, DMA_BIT_MASK(64)) != 0) { |
Vladislav Zolotarov | cdaa7cb | 2010-04-19 01:13:57 +0000 | [diff] [blame] | 12914 | dev_err(&bp->pdev->dev, "dma_set_coherent_mask" |
| 12915 | " failed, aborting\n"); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 12916 | rc = -EIO; |
| 12917 | goto err_out_release; |
| 12918 | } |
| 12919 | |
FUJITA Tomonori | 1a98314 | 2010-04-04 01:51:03 +0000 | [diff] [blame] | 12920 | } else if (dma_set_mask(&pdev->dev, DMA_BIT_MASK(32)) != 0) { |
Vladislav Zolotarov | cdaa7cb | 2010-04-19 01:13:57 +0000 | [diff] [blame] | 12921 | dev_err(&bp->pdev->dev, |
| 12922 | "System does not support DMA, aborting\n"); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 12923 | rc = -EIO; |
| 12924 | goto err_out_release; |
| 12925 | } |
| 12926 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 12927 | dev->mem_start = pci_resource_start(pdev, 0); |
| 12928 | dev->base_addr = dev->mem_start; |
| 12929 | dev->mem_end = pci_resource_end(pdev, 0); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 12930 | |
| 12931 | dev->irq = pdev->irq; |
| 12932 | |
Arjan van de Ven | 275f165 | 2008-10-20 21:42:39 -0700 | [diff] [blame] | 12933 | bp->regview = pci_ioremap_bar(pdev, 0); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 12934 | if (!bp->regview) { |
Vladislav Zolotarov | cdaa7cb | 2010-04-19 01:13:57 +0000 | [diff] [blame] | 12935 | dev_err(&bp->pdev->dev, |
| 12936 | "Cannot map register space, aborting\n"); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 12937 | rc = -ENOMEM; |
| 12938 | goto err_out_release; |
| 12939 | } |
| 12940 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 12941 | bp->doorbells = ioremap_nocache(pci_resource_start(pdev, 2), |
| 12942 | min_t(u64, BNX2X_DB_SIZE, |
| 12943 | pci_resource_len(pdev, 2))); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 12944 | if (!bp->doorbells) { |
Vladislav Zolotarov | cdaa7cb | 2010-04-19 01:13:57 +0000 | [diff] [blame] | 12945 | dev_err(&bp->pdev->dev, |
| 12946 | "Cannot map doorbell space, aborting\n"); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 12947 | rc = -ENOMEM; |
| 12948 | goto err_out_unmap; |
| 12949 | } |
| 12950 | |
| 12951 | bnx2x_set_power_state(bp, PCI_D0); |
| 12952 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 12953 | /* clean indirect addresses */ |
| 12954 | pci_write_config_dword(bp->pdev, PCICFG_GRC_ADDRESS, |
| 12955 | PCICFG_VENDOR_ID_OFFSET); |
| 12956 | REG_WR(bp, PXP2_REG_PGL_ADDR_88_F0 + BP_PORT(bp)*16, 0); |
| 12957 | REG_WR(bp, PXP2_REG_PGL_ADDR_8C_F0 + BP_PORT(bp)*16, 0); |
| 12958 | REG_WR(bp, PXP2_REG_PGL_ADDR_90_F0 + BP_PORT(bp)*16, 0); |
| 12959 | REG_WR(bp, PXP2_REG_PGL_ADDR_94_F0 + BP_PORT(bp)*16, 0); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 12960 | |
Vladislav Zolotarov | 72fd071 | 2010-04-19 01:13:12 +0000 | [diff] [blame] | 12961 | /* Reset the load counter */ |
| 12962 | bnx2x_clear_load_cnt(bp); |
| 12963 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 12964 | dev->watchdog_timeo = TX_TIMEOUT; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 12965 | |
Stephen Hemminger | c64213c | 2008-11-21 17:36:04 -0800 | [diff] [blame] | 12966 | dev->netdev_ops = &bnx2x_netdev_ops; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 12967 | dev->ethtool_ops = &bnx2x_ethtool_ops; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 12968 | dev->features |= NETIF_F_SG; |
| 12969 | dev->features |= NETIF_F_HW_CSUM; |
| 12970 | if (bp->flags & USING_DAC_FLAG) |
| 12971 | dev->features |= NETIF_F_HIGHDMA; |
Eilon Greenstein | 5316bc0 | 2009-07-21 05:47:43 +0000 | [diff] [blame] | 12972 | dev->features |= (NETIF_F_TSO | NETIF_F_TSO_ECN); |
| 12973 | dev->features |= NETIF_F_TSO6; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 12974 | #ifdef BCM_VLAN |
| 12975 | dev->features |= (NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_RX); |
Eilon Greenstein | 0c6671b | 2009-01-14 21:26:51 -0800 | [diff] [blame] | 12976 | bp->flags |= (HW_VLAN_RX_FLAG | HW_VLAN_TX_FLAG); |
Eilon Greenstein | 5316bc0 | 2009-07-21 05:47:43 +0000 | [diff] [blame] | 12977 | |
| 12978 | dev->vlan_features |= NETIF_F_SG; |
| 12979 | dev->vlan_features |= NETIF_F_HW_CSUM; |
| 12980 | if (bp->flags & USING_DAC_FLAG) |
| 12981 | dev->vlan_features |= NETIF_F_HIGHDMA; |
| 12982 | dev->vlan_features |= (NETIF_F_TSO | NETIF_F_TSO_ECN); |
| 12983 | dev->vlan_features |= NETIF_F_TSO6; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 12984 | #endif |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 12985 | |
Eilon Greenstein | 01cd452 | 2009-08-12 08:23:08 +0000 | [diff] [blame] | 12986 | /* get_port_hwinfo() will set prtad and mmds properly */ |
| 12987 | bp->mdio.prtad = MDIO_PRTAD_NONE; |
| 12988 | bp->mdio.mmds = 0; |
| 12989 | bp->mdio.mode_support = MDIO_SUPPORTS_C45 | MDIO_EMULATE_C22; |
| 12990 | bp->mdio.dev = dev; |
| 12991 | bp->mdio.mdio_read = bnx2x_mdio_read; |
| 12992 | bp->mdio.mdio_write = bnx2x_mdio_write; |
| 12993 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 12994 | return 0; |
| 12995 | |
| 12996 | err_out_unmap: |
| 12997 | if (bp->regview) { |
| 12998 | iounmap(bp->regview); |
| 12999 | bp->regview = NULL; |
| 13000 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 13001 | if (bp->doorbells) { |
| 13002 | iounmap(bp->doorbells); |
| 13003 | bp->doorbells = NULL; |
| 13004 | } |
| 13005 | |
| 13006 | err_out_release: |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 13007 | if (atomic_read(&pdev->enable_cnt) == 1) |
| 13008 | pci_release_regions(pdev); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 13009 | |
| 13010 | err_out_disable: |
| 13011 | pci_disable_device(pdev); |
| 13012 | pci_set_drvdata(pdev, NULL); |
| 13013 | |
| 13014 | err_out: |
| 13015 | return rc; |
| 13016 | } |
| 13017 | |
Eilon Greenstein | 37f9ce6 | 2009-08-12 08:23:34 +0000 | [diff] [blame] | 13018 | static void __devinit bnx2x_get_pcie_width_speed(struct bnx2x *bp, |
| 13019 | int *width, int *speed) |
Eliezer Tamir | 2504795 | 2008-02-28 11:50:16 -0800 | [diff] [blame] | 13020 | { |
| 13021 | u32 val = REG_RD(bp, PCICFG_OFFSET + PCICFG_LINK_CONTROL); |
| 13022 | |
Eilon Greenstein | 37f9ce6 | 2009-08-12 08:23:34 +0000 | [diff] [blame] | 13023 | *width = (val & PCICFG_LINK_WIDTH) >> PCICFG_LINK_WIDTH_SHIFT; |
| 13024 | |
| 13025 | /* return value of 1=2.5GHz 2=5GHz */ |
| 13026 | *speed = (val & PCICFG_LINK_SPEED) >> PCICFG_LINK_SPEED_SHIFT; |
Eliezer Tamir | 2504795 | 2008-02-28 11:50:16 -0800 | [diff] [blame] | 13027 | } |
| 13028 | |
Vladislav Zolotarov | 94a78b7 | 2009-04-27 03:27:43 -0700 | [diff] [blame] | 13029 | static int __devinit bnx2x_check_firmware(struct bnx2x *bp) |
| 13030 | { |
Eilon Greenstein | 37f9ce6 | 2009-08-12 08:23:34 +0000 | [diff] [blame] | 13031 | const struct firmware *firmware = bp->firmware; |
Vladislav Zolotarov | 94a78b7 | 2009-04-27 03:27:43 -0700 | [diff] [blame] | 13032 | struct bnx2x_fw_file_hdr *fw_hdr; |
| 13033 | struct bnx2x_fw_file_section *sections; |
Vladislav Zolotarov | 94a78b7 | 2009-04-27 03:27:43 -0700 | [diff] [blame] | 13034 | u32 offset, len, num_ops; |
Eilon Greenstein | 37f9ce6 | 2009-08-12 08:23:34 +0000 | [diff] [blame] | 13035 | u16 *ops_offsets; |
Vladislav Zolotarov | 94a78b7 | 2009-04-27 03:27:43 -0700 | [diff] [blame] | 13036 | int i; |
Eilon Greenstein | 37f9ce6 | 2009-08-12 08:23:34 +0000 | [diff] [blame] | 13037 | const u8 *fw_ver; |
Vladislav Zolotarov | 94a78b7 | 2009-04-27 03:27:43 -0700 | [diff] [blame] | 13038 | |
| 13039 | if (firmware->size < sizeof(struct bnx2x_fw_file_hdr)) |
| 13040 | return -EINVAL; |
| 13041 | |
| 13042 | fw_hdr = (struct bnx2x_fw_file_hdr *)firmware->data; |
| 13043 | sections = (struct bnx2x_fw_file_section *)fw_hdr; |
| 13044 | |
| 13045 | /* Make sure none of the offsets and sizes make us read beyond |
| 13046 | * the end of the firmware data */ |
| 13047 | for (i = 0; i < sizeof(*fw_hdr) / sizeof(*sections); i++) { |
| 13048 | offset = be32_to_cpu(sections[i].offset); |
| 13049 | len = be32_to_cpu(sections[i].len); |
| 13050 | if (offset + len > firmware->size) { |
Vladislav Zolotarov | cdaa7cb | 2010-04-19 01:13:57 +0000 | [diff] [blame] | 13051 | dev_err(&bp->pdev->dev, |
| 13052 | "Section %d length is out of bounds\n", i); |
Vladislav Zolotarov | 94a78b7 | 2009-04-27 03:27:43 -0700 | [diff] [blame] | 13053 | return -EINVAL; |
| 13054 | } |
| 13055 | } |
| 13056 | |
| 13057 | /* Likewise for the init_ops offsets */ |
| 13058 | offset = be32_to_cpu(fw_hdr->init_ops_offsets.offset); |
| 13059 | ops_offsets = (u16 *)(firmware->data + offset); |
| 13060 | num_ops = be32_to_cpu(fw_hdr->init_ops.len) / sizeof(struct raw_op); |
| 13061 | |
| 13062 | for (i = 0; i < be32_to_cpu(fw_hdr->init_ops_offsets.len) / 2; i++) { |
| 13063 | if (be16_to_cpu(ops_offsets[i]) > num_ops) { |
Vladislav Zolotarov | cdaa7cb | 2010-04-19 01:13:57 +0000 | [diff] [blame] | 13064 | dev_err(&bp->pdev->dev, |
| 13065 | "Section offset %d is out of bounds\n", i); |
Vladislav Zolotarov | 94a78b7 | 2009-04-27 03:27:43 -0700 | [diff] [blame] | 13066 | return -EINVAL; |
| 13067 | } |
| 13068 | } |
| 13069 | |
| 13070 | /* Check FW version */ |
| 13071 | offset = be32_to_cpu(fw_hdr->fw_version.offset); |
| 13072 | fw_ver = firmware->data + offset; |
| 13073 | if ((fw_ver[0] != BCM_5710_FW_MAJOR_VERSION) || |
| 13074 | (fw_ver[1] != BCM_5710_FW_MINOR_VERSION) || |
| 13075 | (fw_ver[2] != BCM_5710_FW_REVISION_VERSION) || |
| 13076 | (fw_ver[3] != BCM_5710_FW_ENGINEERING_VERSION)) { |
Vladislav Zolotarov | cdaa7cb | 2010-04-19 01:13:57 +0000 | [diff] [blame] | 13077 | dev_err(&bp->pdev->dev, |
| 13078 | "Bad FW version:%d.%d.%d.%d. Should be %d.%d.%d.%d\n", |
Vladislav Zolotarov | 94a78b7 | 2009-04-27 03:27:43 -0700 | [diff] [blame] | 13079 | fw_ver[0], fw_ver[1], fw_ver[2], |
| 13080 | fw_ver[3], BCM_5710_FW_MAJOR_VERSION, |
| 13081 | BCM_5710_FW_MINOR_VERSION, |
| 13082 | BCM_5710_FW_REVISION_VERSION, |
| 13083 | BCM_5710_FW_ENGINEERING_VERSION); |
Eilon Greenstein | ab6ad5a | 2009-08-12 08:24:29 +0000 | [diff] [blame] | 13084 | return -EINVAL; |
Vladislav Zolotarov | 94a78b7 | 2009-04-27 03:27:43 -0700 | [diff] [blame] | 13085 | } |
| 13086 | |
| 13087 | return 0; |
| 13088 | } |
| 13089 | |
Eilon Greenstein | ab6ad5a | 2009-08-12 08:24:29 +0000 | [diff] [blame] | 13090 | static inline void be32_to_cpu_n(const u8 *_source, u8 *_target, u32 n) |
Vladislav Zolotarov | 94a78b7 | 2009-04-27 03:27:43 -0700 | [diff] [blame] | 13091 | { |
Eilon Greenstein | ab6ad5a | 2009-08-12 08:24:29 +0000 | [diff] [blame] | 13092 | const __be32 *source = (const __be32 *)_source; |
| 13093 | u32 *target = (u32 *)_target; |
Vladislav Zolotarov | 94a78b7 | 2009-04-27 03:27:43 -0700 | [diff] [blame] | 13094 | u32 i; |
Vladislav Zolotarov | 94a78b7 | 2009-04-27 03:27:43 -0700 | [diff] [blame] | 13095 | |
| 13096 | for (i = 0; i < n/4; i++) |
| 13097 | target[i] = be32_to_cpu(source[i]); |
| 13098 | } |
| 13099 | |
| 13100 | /* |
| 13101 | Ops array is stored in the following format: |
| 13102 | {op(8bit), offset(24bit, big endian), data(32bit, big endian)} |
| 13103 | */ |
Eilon Greenstein | ab6ad5a | 2009-08-12 08:24:29 +0000 | [diff] [blame] | 13104 | static inline void bnx2x_prep_ops(const u8 *_source, u8 *_target, u32 n) |
Vladislav Zolotarov | 94a78b7 | 2009-04-27 03:27:43 -0700 | [diff] [blame] | 13105 | { |
Eilon Greenstein | ab6ad5a | 2009-08-12 08:24:29 +0000 | [diff] [blame] | 13106 | const __be32 *source = (const __be32 *)_source; |
| 13107 | struct raw_op *target = (struct raw_op *)_target; |
Vladislav Zolotarov | 94a78b7 | 2009-04-27 03:27:43 -0700 | [diff] [blame] | 13108 | u32 i, j, tmp; |
Vladislav Zolotarov | 94a78b7 | 2009-04-27 03:27:43 -0700 | [diff] [blame] | 13109 | |
Eilon Greenstein | ab6ad5a | 2009-08-12 08:24:29 +0000 | [diff] [blame] | 13110 | for (i = 0, j = 0; i < n/8; i++, j += 2) { |
Vladislav Zolotarov | 94a78b7 | 2009-04-27 03:27:43 -0700 | [diff] [blame] | 13111 | tmp = be32_to_cpu(source[j]); |
| 13112 | target[i].op = (tmp >> 24) & 0xff; |
Vladislav Zolotarov | cdaa7cb | 2010-04-19 01:13:57 +0000 | [diff] [blame] | 13113 | target[i].offset = tmp & 0xffffff; |
| 13114 | target[i].raw_data = be32_to_cpu(source[j + 1]); |
Vladislav Zolotarov | 94a78b7 | 2009-04-27 03:27:43 -0700 | [diff] [blame] | 13115 | } |
| 13116 | } |
Eilon Greenstein | ab6ad5a | 2009-08-12 08:24:29 +0000 | [diff] [blame] | 13117 | |
| 13118 | static inline void be16_to_cpu_n(const u8 *_source, u8 *_target, u32 n) |
Vladislav Zolotarov | 94a78b7 | 2009-04-27 03:27:43 -0700 | [diff] [blame] | 13119 | { |
Eilon Greenstein | ab6ad5a | 2009-08-12 08:24:29 +0000 | [diff] [blame] | 13120 | const __be16 *source = (const __be16 *)_source; |
| 13121 | u16 *target = (u16 *)_target; |
Vladislav Zolotarov | 94a78b7 | 2009-04-27 03:27:43 -0700 | [diff] [blame] | 13122 | u32 i; |
Vladislav Zolotarov | 94a78b7 | 2009-04-27 03:27:43 -0700 | [diff] [blame] | 13123 | |
| 13124 | for (i = 0; i < n/2; i++) |
| 13125 | target[i] = be16_to_cpu(source[i]); |
| 13126 | } |
| 13127 | |
Joe Perches | 7995c64 | 2010-02-17 15:01:52 +0000 | [diff] [blame] | 13128 | #define BNX2X_ALLOC_AND_SET(arr, lbl, func) \ |
| 13129 | do { \ |
| 13130 | u32 len = be32_to_cpu(fw_hdr->arr.len); \ |
| 13131 | bp->arr = kmalloc(len, GFP_KERNEL); \ |
| 13132 | if (!bp->arr) { \ |
| 13133 | pr_err("Failed to allocate %d bytes for "#arr"\n", len); \ |
| 13134 | goto lbl; \ |
| 13135 | } \ |
| 13136 | func(bp->firmware->data + be32_to_cpu(fw_hdr->arr.offset), \ |
| 13137 | (u8 *)bp->arr, len); \ |
| 13138 | } while (0) |
Vladislav Zolotarov | 94a78b7 | 2009-04-27 03:27:43 -0700 | [diff] [blame] | 13139 | |
Vladislav Zolotarov | 94a78b7 | 2009-04-27 03:27:43 -0700 | [diff] [blame] | 13140 | static int __devinit bnx2x_init_firmware(struct bnx2x *bp, struct device *dev) |
| 13141 | { |
Ben Hutchings | 45229b4 | 2009-11-07 11:53:39 +0000 | [diff] [blame] | 13142 | const char *fw_file_name; |
Vladislav Zolotarov | 94a78b7 | 2009-04-27 03:27:43 -0700 | [diff] [blame] | 13143 | struct bnx2x_fw_file_hdr *fw_hdr; |
Ben Hutchings | 45229b4 | 2009-11-07 11:53:39 +0000 | [diff] [blame] | 13144 | int rc; |
Vladislav Zolotarov | 94a78b7 | 2009-04-27 03:27:43 -0700 | [diff] [blame] | 13145 | |
Vladislav Zolotarov | 94a78b7 | 2009-04-27 03:27:43 -0700 | [diff] [blame] | 13146 | if (CHIP_IS_E1(bp)) |
Ben Hutchings | 45229b4 | 2009-11-07 11:53:39 +0000 | [diff] [blame] | 13147 | fw_file_name = FW_FILE_NAME_E1; |
Vladislav Zolotarov | cdaa7cb | 2010-04-19 01:13:57 +0000 | [diff] [blame] | 13148 | else if (CHIP_IS_E1H(bp)) |
Ben Hutchings | 45229b4 | 2009-11-07 11:53:39 +0000 | [diff] [blame] | 13149 | fw_file_name = FW_FILE_NAME_E1H; |
Vladislav Zolotarov | cdaa7cb | 2010-04-19 01:13:57 +0000 | [diff] [blame] | 13150 | else { |
| 13151 | dev_err(dev, "Unsupported chip revision\n"); |
| 13152 | return -EINVAL; |
| 13153 | } |
Vladislav Zolotarov | 94a78b7 | 2009-04-27 03:27:43 -0700 | [diff] [blame] | 13154 | |
Vladislav Zolotarov | cdaa7cb | 2010-04-19 01:13:57 +0000 | [diff] [blame] | 13155 | dev_info(dev, "Loading %s\n", fw_file_name); |
Vladislav Zolotarov | 94a78b7 | 2009-04-27 03:27:43 -0700 | [diff] [blame] | 13156 | |
| 13157 | rc = request_firmware(&bp->firmware, fw_file_name, dev); |
| 13158 | if (rc) { |
Vladislav Zolotarov | cdaa7cb | 2010-04-19 01:13:57 +0000 | [diff] [blame] | 13159 | dev_err(dev, "Can't load firmware file %s\n", fw_file_name); |
Vladislav Zolotarov | 94a78b7 | 2009-04-27 03:27:43 -0700 | [diff] [blame] | 13160 | goto request_firmware_exit; |
| 13161 | } |
| 13162 | |
| 13163 | rc = bnx2x_check_firmware(bp); |
| 13164 | if (rc) { |
Vladislav Zolotarov | cdaa7cb | 2010-04-19 01:13:57 +0000 | [diff] [blame] | 13165 | dev_err(dev, "Corrupt firmware file %s\n", fw_file_name); |
Vladislav Zolotarov | 94a78b7 | 2009-04-27 03:27:43 -0700 | [diff] [blame] | 13166 | goto request_firmware_exit; |
| 13167 | } |
| 13168 | |
| 13169 | fw_hdr = (struct bnx2x_fw_file_hdr *)bp->firmware->data; |
| 13170 | |
| 13171 | /* Initialize the pointers to the init arrays */ |
| 13172 | /* Blob */ |
| 13173 | BNX2X_ALLOC_AND_SET(init_data, request_firmware_exit, be32_to_cpu_n); |
| 13174 | |
| 13175 | /* Opcodes */ |
| 13176 | BNX2X_ALLOC_AND_SET(init_ops, init_ops_alloc_err, bnx2x_prep_ops); |
| 13177 | |
| 13178 | /* Offsets */ |
Eilon Greenstein | ab6ad5a | 2009-08-12 08:24:29 +0000 | [diff] [blame] | 13179 | BNX2X_ALLOC_AND_SET(init_ops_offsets, init_offsets_alloc_err, |
| 13180 | be16_to_cpu_n); |
Vladislav Zolotarov | 94a78b7 | 2009-04-27 03:27:43 -0700 | [diff] [blame] | 13181 | |
| 13182 | /* STORMs firmware */ |
Eilon Greenstein | 573f203 | 2009-08-12 08:24:14 +0000 | [diff] [blame] | 13183 | INIT_TSEM_INT_TABLE_DATA(bp) = bp->firmware->data + |
| 13184 | be32_to_cpu(fw_hdr->tsem_int_table_data.offset); |
| 13185 | INIT_TSEM_PRAM_DATA(bp) = bp->firmware->data + |
| 13186 | be32_to_cpu(fw_hdr->tsem_pram_data.offset); |
| 13187 | INIT_USEM_INT_TABLE_DATA(bp) = bp->firmware->data + |
| 13188 | be32_to_cpu(fw_hdr->usem_int_table_data.offset); |
| 13189 | INIT_USEM_PRAM_DATA(bp) = bp->firmware->data + |
| 13190 | be32_to_cpu(fw_hdr->usem_pram_data.offset); |
| 13191 | INIT_XSEM_INT_TABLE_DATA(bp) = bp->firmware->data + |
| 13192 | be32_to_cpu(fw_hdr->xsem_int_table_data.offset); |
| 13193 | INIT_XSEM_PRAM_DATA(bp) = bp->firmware->data + |
| 13194 | be32_to_cpu(fw_hdr->xsem_pram_data.offset); |
| 13195 | INIT_CSEM_INT_TABLE_DATA(bp) = bp->firmware->data + |
| 13196 | be32_to_cpu(fw_hdr->csem_int_table_data.offset); |
| 13197 | INIT_CSEM_PRAM_DATA(bp) = bp->firmware->data + |
| 13198 | be32_to_cpu(fw_hdr->csem_pram_data.offset); |
Vladislav Zolotarov | 94a78b7 | 2009-04-27 03:27:43 -0700 | [diff] [blame] | 13199 | |
| 13200 | return 0; |
Eilon Greenstein | ab6ad5a | 2009-08-12 08:24:29 +0000 | [diff] [blame] | 13201 | |
Vladislav Zolotarov | 94a78b7 | 2009-04-27 03:27:43 -0700 | [diff] [blame] | 13202 | init_offsets_alloc_err: |
| 13203 | kfree(bp->init_ops); |
| 13204 | init_ops_alloc_err: |
| 13205 | kfree(bp->init_data); |
| 13206 | request_firmware_exit: |
| 13207 | release_firmware(bp->firmware); |
| 13208 | |
| 13209 | return rc; |
| 13210 | } |
| 13211 | |
| 13212 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 13213 | static int __devinit bnx2x_init_one(struct pci_dev *pdev, |
| 13214 | const struct pci_device_id *ent) |
| 13215 | { |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 13216 | struct net_device *dev = NULL; |
| 13217 | struct bnx2x *bp; |
Eilon Greenstein | 37f9ce6 | 2009-08-12 08:23:34 +0000 | [diff] [blame] | 13218 | int pcie_width, pcie_speed; |
Eliezer Tamir | 2504795 | 2008-02-28 11:50:16 -0800 | [diff] [blame] | 13219 | int rc; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 13220 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 13221 | /* dev zeroed in init_etherdev */ |
Eilon Greenstein | 555f6c7 | 2009-02-12 08:36:11 +0000 | [diff] [blame] | 13222 | dev = alloc_etherdev_mq(sizeof(*bp), MAX_CONTEXT); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 13223 | if (!dev) { |
Vladislav Zolotarov | cdaa7cb | 2010-04-19 01:13:57 +0000 | [diff] [blame] | 13224 | dev_err(&pdev->dev, "Cannot allocate net device\n"); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 13225 | return -ENOMEM; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 13226 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 13227 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 13228 | bp = netdev_priv(dev); |
Joe Perches | 7995c64 | 2010-02-17 15:01:52 +0000 | [diff] [blame] | 13229 | bp->msg_enable = debug; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 13230 | |
Eilon Greenstein | df4770de | 2009-08-12 08:23:28 +0000 | [diff] [blame] | 13231 | pci_set_drvdata(pdev, dev); |
| 13232 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 13233 | rc = bnx2x_init_dev(pdev, dev); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 13234 | if (rc < 0) { |
| 13235 | free_netdev(dev); |
| 13236 | return rc; |
| 13237 | } |
| 13238 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 13239 | rc = bnx2x_init_bp(bp); |
Eilon Greenstein | 693fc0d | 2009-01-14 06:43:52 +0000 | [diff] [blame] | 13240 | if (rc) |
| 13241 | goto init_one_exit; |
| 13242 | |
Vladislav Zolotarov | 94a78b7 | 2009-04-27 03:27:43 -0700 | [diff] [blame] | 13243 | /* Set init arrays */ |
| 13244 | rc = bnx2x_init_firmware(bp, &pdev->dev); |
| 13245 | if (rc) { |
Vladislav Zolotarov | cdaa7cb | 2010-04-19 01:13:57 +0000 | [diff] [blame] | 13246 | dev_err(&pdev->dev, "Error loading firmware\n"); |
Vladislav Zolotarov | 94a78b7 | 2009-04-27 03:27:43 -0700 | [diff] [blame] | 13247 | goto init_one_exit; |
| 13248 | } |
| 13249 | |
Eilon Greenstein | 693fc0d | 2009-01-14 06:43:52 +0000 | [diff] [blame] | 13250 | rc = register_netdev(dev); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 13251 | if (rc) { |
Eilon Greenstein | 693fc0d | 2009-01-14 06:43:52 +0000 | [diff] [blame] | 13252 | dev_err(&pdev->dev, "Cannot register net device\n"); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 13253 | goto init_one_exit; |
| 13254 | } |
| 13255 | |
Eilon Greenstein | 37f9ce6 | 2009-08-12 08:23:34 +0000 | [diff] [blame] | 13256 | bnx2x_get_pcie_width_speed(bp, &pcie_width, &pcie_speed); |
Vladislav Zolotarov | cdaa7cb | 2010-04-19 01:13:57 +0000 | [diff] [blame] | 13257 | netdev_info(dev, "%s (%c%d) PCI-E x%d %s found at mem %lx," |
| 13258 | " IRQ %d, ", board_info[ent->driver_data].name, |
| 13259 | (CHIP_REV(bp) >> 12) + 'A', (CHIP_METAL(bp) >> 4), |
| 13260 | pcie_width, (pcie_speed == 2) ? "5GHz (Gen2)" : "2.5GHz", |
| 13261 | dev->base_addr, bp->pdev->irq); |
| 13262 | pr_cont("node addr %pM\n", dev->dev_addr); |
Eilon Greenstein | c016201 | 2009-03-02 08:01:05 +0000 | [diff] [blame] | 13263 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 13264 | return 0; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 13265 | |
| 13266 | init_one_exit: |
| 13267 | if (bp->regview) |
| 13268 | iounmap(bp->regview); |
| 13269 | |
| 13270 | if (bp->doorbells) |
| 13271 | iounmap(bp->doorbells); |
| 13272 | |
| 13273 | free_netdev(dev); |
| 13274 | |
| 13275 | if (atomic_read(&pdev->enable_cnt) == 1) |
| 13276 | pci_release_regions(pdev); |
| 13277 | |
| 13278 | pci_disable_device(pdev); |
| 13279 | pci_set_drvdata(pdev, NULL); |
| 13280 | |
| 13281 | return rc; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 13282 | } |
| 13283 | |
| 13284 | static void __devexit bnx2x_remove_one(struct pci_dev *pdev) |
| 13285 | { |
| 13286 | struct net_device *dev = pci_get_drvdata(pdev); |
Eliezer Tamir | 228241e | 2008-02-28 11:56:57 -0800 | [diff] [blame] | 13287 | struct bnx2x *bp; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 13288 | |
Eliezer Tamir | 228241e | 2008-02-28 11:56:57 -0800 | [diff] [blame] | 13289 | if (!dev) { |
Vladislav Zolotarov | cdaa7cb | 2010-04-19 01:13:57 +0000 | [diff] [blame] | 13290 | dev_err(&pdev->dev, "BAD net device from bnx2x_init_one\n"); |
Eliezer Tamir | 228241e | 2008-02-28 11:56:57 -0800 | [diff] [blame] | 13291 | return; |
| 13292 | } |
Eliezer Tamir | 228241e | 2008-02-28 11:56:57 -0800 | [diff] [blame] | 13293 | bp = netdev_priv(dev); |
| 13294 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 13295 | unregister_netdev(dev); |
| 13296 | |
Vladislav Zolotarov | 72fd071 | 2010-04-19 01:13:12 +0000 | [diff] [blame] | 13297 | /* Make sure RESET task is not scheduled before continuing */ |
| 13298 | cancel_delayed_work_sync(&bp->reset_task); |
| 13299 | |
Vladislav Zolotarov | 94a78b7 | 2009-04-27 03:27:43 -0700 | [diff] [blame] | 13300 | kfree(bp->init_ops_offsets); |
| 13301 | kfree(bp->init_ops); |
| 13302 | kfree(bp->init_data); |
| 13303 | release_firmware(bp->firmware); |
| 13304 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 13305 | if (bp->regview) |
| 13306 | iounmap(bp->regview); |
| 13307 | |
| 13308 | if (bp->doorbells) |
| 13309 | iounmap(bp->doorbells); |
| 13310 | |
| 13311 | free_netdev(dev); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 13312 | |
| 13313 | if (atomic_read(&pdev->enable_cnt) == 1) |
| 13314 | pci_release_regions(pdev); |
| 13315 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 13316 | pci_disable_device(pdev); |
| 13317 | pci_set_drvdata(pdev, NULL); |
| 13318 | } |
| 13319 | |
| 13320 | static int bnx2x_suspend(struct pci_dev *pdev, pm_message_t state) |
| 13321 | { |
| 13322 | struct net_device *dev = pci_get_drvdata(pdev); |
Eliezer Tamir | 228241e | 2008-02-28 11:56:57 -0800 | [diff] [blame] | 13323 | struct bnx2x *bp; |
| 13324 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 13325 | if (!dev) { |
Vladislav Zolotarov | cdaa7cb | 2010-04-19 01:13:57 +0000 | [diff] [blame] | 13326 | dev_err(&pdev->dev, "BAD net device from bnx2x_init_one\n"); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 13327 | return -ENODEV; |
| 13328 | } |
Eliezer Tamir | 228241e | 2008-02-28 11:56:57 -0800 | [diff] [blame] | 13329 | bp = netdev_priv(dev); |
| 13330 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 13331 | rtnl_lock(); |
| 13332 | |
| 13333 | pci_save_state(pdev); |
| 13334 | |
| 13335 | if (!netif_running(dev)) { |
| 13336 | rtnl_unlock(); |
| 13337 | return 0; |
| 13338 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 13339 | |
| 13340 | netif_device_detach(dev); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 13341 | |
Vladislav Zolotarov | da5a662 | 2008-08-13 15:50:00 -0700 | [diff] [blame] | 13342 | bnx2x_nic_unload(bp, UNLOAD_CLOSE); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 13343 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 13344 | bnx2x_set_power_state(bp, pci_choose_state(pdev, state)); |
Eliezer Tamir | 228241e | 2008-02-28 11:56:57 -0800 | [diff] [blame] | 13345 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 13346 | rtnl_unlock(); |
| 13347 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 13348 | return 0; |
| 13349 | } |
| 13350 | |
| 13351 | static int bnx2x_resume(struct pci_dev *pdev) |
| 13352 | { |
| 13353 | struct net_device *dev = pci_get_drvdata(pdev); |
Eliezer Tamir | 228241e | 2008-02-28 11:56:57 -0800 | [diff] [blame] | 13354 | struct bnx2x *bp; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 13355 | int rc; |
| 13356 | |
Eliezer Tamir | 228241e | 2008-02-28 11:56:57 -0800 | [diff] [blame] | 13357 | if (!dev) { |
Vladislav Zolotarov | cdaa7cb | 2010-04-19 01:13:57 +0000 | [diff] [blame] | 13358 | dev_err(&pdev->dev, "BAD net device from bnx2x_init_one\n"); |
Eliezer Tamir | 228241e | 2008-02-28 11:56:57 -0800 | [diff] [blame] | 13359 | return -ENODEV; |
| 13360 | } |
Eliezer Tamir | 228241e | 2008-02-28 11:56:57 -0800 | [diff] [blame] | 13361 | bp = netdev_priv(dev); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 13362 | |
Vladislav Zolotarov | 72fd071 | 2010-04-19 01:13:12 +0000 | [diff] [blame] | 13363 | if (bp->recovery_state != BNX2X_RECOVERY_DONE) { |
| 13364 | printk(KERN_ERR "Handling parity error recovery. Try again later\n"); |
| 13365 | return -EAGAIN; |
| 13366 | } |
| 13367 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 13368 | rtnl_lock(); |
| 13369 | |
Eliezer Tamir | 228241e | 2008-02-28 11:56:57 -0800 | [diff] [blame] | 13370 | pci_restore_state(pdev); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 13371 | |
| 13372 | if (!netif_running(dev)) { |
| 13373 | rtnl_unlock(); |
| 13374 | return 0; |
| 13375 | } |
| 13376 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 13377 | bnx2x_set_power_state(bp, PCI_D0); |
| 13378 | netif_device_attach(dev); |
| 13379 | |
Vladislav Zolotarov | da5a662 | 2008-08-13 15:50:00 -0700 | [diff] [blame] | 13380 | rc = bnx2x_nic_load(bp, LOAD_OPEN); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 13381 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 13382 | rtnl_unlock(); |
| 13383 | |
| 13384 | return rc; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 13385 | } |
| 13386 | |
Yitchak Gertner | f8ef6e4 | 2008-09-09 05:07:25 -0700 | [diff] [blame] | 13387 | static int bnx2x_eeh_nic_unload(struct bnx2x *bp) |
| 13388 | { |
| 13389 | int i; |
| 13390 | |
| 13391 | bp->state = BNX2X_STATE_ERROR; |
| 13392 | |
| 13393 | bp->rx_mode = BNX2X_RX_MODE_NONE; |
| 13394 | |
| 13395 | bnx2x_netif_stop(bp, 0); |
| 13396 | |
| 13397 | del_timer_sync(&bp->timer); |
| 13398 | bp->stats_state = STATS_STATE_DISABLED; |
| 13399 | DP(BNX2X_MSG_STATS, "stats_state - DISABLED\n"); |
| 13400 | |
| 13401 | /* Release IRQs */ |
Vladislav Zolotarov | 6cbe506 | 2010-02-17 02:03:27 +0000 | [diff] [blame] | 13402 | bnx2x_free_irq(bp, false); |
Yitchak Gertner | f8ef6e4 | 2008-09-09 05:07:25 -0700 | [diff] [blame] | 13403 | |
| 13404 | if (CHIP_IS_E1(bp)) { |
| 13405 | struct mac_configuration_cmd *config = |
| 13406 | bnx2x_sp(bp, mcast_config); |
| 13407 | |
Eilon Greenstein | 8d9c5f3 | 2009-02-15 23:24:08 -0800 | [diff] [blame] | 13408 | for (i = 0; i < config->hdr.length; i++) |
Yitchak Gertner | f8ef6e4 | 2008-09-09 05:07:25 -0700 | [diff] [blame] | 13409 | CAM_INVALIDATE(config->config_table[i]); |
| 13410 | } |
| 13411 | |
| 13412 | /* Free SKBs, SGEs, TPA pool and driver internals */ |
| 13413 | bnx2x_free_skbs(bp); |
Vladislav Zolotarov | 54b9dda | 2009-11-16 06:05:58 +0000 | [diff] [blame] | 13414 | for_each_queue(bp, i) |
Yitchak Gertner | f8ef6e4 | 2008-09-09 05:07:25 -0700 | [diff] [blame] | 13415 | bnx2x_free_rx_sge_range(bp, bp->fp + i, NUM_RX_SGE); |
Vladislav Zolotarov | 54b9dda | 2009-11-16 06:05:58 +0000 | [diff] [blame] | 13416 | for_each_queue(bp, i) |
Eilon Greenstein | 7cde1c8 | 2009-01-22 06:01:25 +0000 | [diff] [blame] | 13417 | netif_napi_del(&bnx2x_fp(bp, i, napi)); |
Yitchak Gertner | f8ef6e4 | 2008-09-09 05:07:25 -0700 | [diff] [blame] | 13418 | bnx2x_free_mem(bp); |
| 13419 | |
| 13420 | bp->state = BNX2X_STATE_CLOSED; |
| 13421 | |
| 13422 | netif_carrier_off(bp->dev); |
| 13423 | |
| 13424 | return 0; |
| 13425 | } |
| 13426 | |
| 13427 | static void bnx2x_eeh_recover(struct bnx2x *bp) |
| 13428 | { |
| 13429 | u32 val; |
| 13430 | |
| 13431 | mutex_init(&bp->port.phy_mutex); |
| 13432 | |
| 13433 | bp->common.shmem_base = REG_RD(bp, MISC_REG_SHARED_MEM_ADDR); |
| 13434 | bp->link_params.shmem_base = bp->common.shmem_base; |
| 13435 | BNX2X_DEV_INFO("shmem offset is 0x%x\n", bp->common.shmem_base); |
| 13436 | |
| 13437 | if (!bp->common.shmem_base || |
| 13438 | (bp->common.shmem_base < 0xA0000) || |
| 13439 | (bp->common.shmem_base >= 0xC0000)) { |
| 13440 | BNX2X_DEV_INFO("MCP not active\n"); |
| 13441 | bp->flags |= NO_MCP_FLAG; |
| 13442 | return; |
| 13443 | } |
| 13444 | |
| 13445 | val = SHMEM_RD(bp, validity_map[BP_PORT(bp)]); |
| 13446 | if ((val & (SHR_MEM_VALIDITY_DEV_INFO | SHR_MEM_VALIDITY_MB)) |
| 13447 | != (SHR_MEM_VALIDITY_DEV_INFO | SHR_MEM_VALIDITY_MB)) |
| 13448 | BNX2X_ERR("BAD MCP validity signature\n"); |
| 13449 | |
| 13450 | if (!BP_NOMCP(bp)) { |
| 13451 | bp->fw_seq = (SHMEM_RD(bp, func_mb[BP_FUNC(bp)].drv_mb_header) |
| 13452 | & DRV_MSG_SEQ_NUMBER_MASK); |
| 13453 | BNX2X_DEV_INFO("fw_seq 0x%08x\n", bp->fw_seq); |
| 13454 | } |
| 13455 | } |
| 13456 | |
Wendy Xiong | 493adb1 | 2008-06-23 20:36:22 -0700 | [diff] [blame] | 13457 | /** |
| 13458 | * bnx2x_io_error_detected - called when PCI error is detected |
| 13459 | * @pdev: Pointer to PCI device |
| 13460 | * @state: The current pci connection state |
| 13461 | * |
| 13462 | * This function is called after a PCI bus error affecting |
| 13463 | * this device has been detected. |
| 13464 | */ |
| 13465 | static pci_ers_result_t bnx2x_io_error_detected(struct pci_dev *pdev, |
| 13466 | pci_channel_state_t state) |
| 13467 | { |
| 13468 | struct net_device *dev = pci_get_drvdata(pdev); |
| 13469 | struct bnx2x *bp = netdev_priv(dev); |
| 13470 | |
| 13471 | rtnl_lock(); |
| 13472 | |
| 13473 | netif_device_detach(dev); |
| 13474 | |
Dean Nelson | 07ce50e | 2009-07-31 09:13:25 +0000 | [diff] [blame] | 13475 | if (state == pci_channel_io_perm_failure) { |
| 13476 | rtnl_unlock(); |
| 13477 | return PCI_ERS_RESULT_DISCONNECT; |
| 13478 | } |
| 13479 | |
Wendy Xiong | 493adb1 | 2008-06-23 20:36:22 -0700 | [diff] [blame] | 13480 | if (netif_running(dev)) |
Yitchak Gertner | f8ef6e4 | 2008-09-09 05:07:25 -0700 | [diff] [blame] | 13481 | bnx2x_eeh_nic_unload(bp); |
Wendy Xiong | 493adb1 | 2008-06-23 20:36:22 -0700 | [diff] [blame] | 13482 | |
| 13483 | pci_disable_device(pdev); |
| 13484 | |
| 13485 | rtnl_unlock(); |
| 13486 | |
| 13487 | /* Request a slot reset */ |
| 13488 | return PCI_ERS_RESULT_NEED_RESET; |
| 13489 | } |
| 13490 | |
| 13491 | /** |
| 13492 | * bnx2x_io_slot_reset - called after the PCI bus has been reset |
| 13493 | * @pdev: Pointer to PCI device |
| 13494 | * |
| 13495 | * Restart the card from scratch, as if from a cold-boot. |
| 13496 | */ |
| 13497 | static pci_ers_result_t bnx2x_io_slot_reset(struct pci_dev *pdev) |
| 13498 | { |
| 13499 | struct net_device *dev = pci_get_drvdata(pdev); |
| 13500 | struct bnx2x *bp = netdev_priv(dev); |
| 13501 | |
| 13502 | rtnl_lock(); |
| 13503 | |
| 13504 | if (pci_enable_device(pdev)) { |
| 13505 | dev_err(&pdev->dev, |
| 13506 | "Cannot re-enable PCI device after reset\n"); |
| 13507 | rtnl_unlock(); |
| 13508 | return PCI_ERS_RESULT_DISCONNECT; |
| 13509 | } |
| 13510 | |
| 13511 | pci_set_master(pdev); |
| 13512 | pci_restore_state(pdev); |
| 13513 | |
| 13514 | if (netif_running(dev)) |
| 13515 | bnx2x_set_power_state(bp, PCI_D0); |
| 13516 | |
| 13517 | rtnl_unlock(); |
| 13518 | |
| 13519 | return PCI_ERS_RESULT_RECOVERED; |
| 13520 | } |
| 13521 | |
| 13522 | /** |
| 13523 | * bnx2x_io_resume - called when traffic can start flowing again |
| 13524 | * @pdev: Pointer to PCI device |
| 13525 | * |
| 13526 | * This callback is called when the error recovery driver tells us that |
| 13527 | * its OK to resume normal operation. |
| 13528 | */ |
| 13529 | static void bnx2x_io_resume(struct pci_dev *pdev) |
| 13530 | { |
| 13531 | struct net_device *dev = pci_get_drvdata(pdev); |
| 13532 | struct bnx2x *bp = netdev_priv(dev); |
| 13533 | |
Vladislav Zolotarov | 72fd071 | 2010-04-19 01:13:12 +0000 | [diff] [blame] | 13534 | if (bp->recovery_state != BNX2X_RECOVERY_DONE) { |
| 13535 | printk(KERN_ERR "Handling parity error recovery. Try again later\n"); |
| 13536 | return; |
| 13537 | } |
| 13538 | |
Wendy Xiong | 493adb1 | 2008-06-23 20:36:22 -0700 | [diff] [blame] | 13539 | rtnl_lock(); |
| 13540 | |
Yitchak Gertner | f8ef6e4 | 2008-09-09 05:07:25 -0700 | [diff] [blame] | 13541 | bnx2x_eeh_recover(bp); |
| 13542 | |
Wendy Xiong | 493adb1 | 2008-06-23 20:36:22 -0700 | [diff] [blame] | 13543 | if (netif_running(dev)) |
Yitchak Gertner | f8ef6e4 | 2008-09-09 05:07:25 -0700 | [diff] [blame] | 13544 | bnx2x_nic_load(bp, LOAD_NORMAL); |
Wendy Xiong | 493adb1 | 2008-06-23 20:36:22 -0700 | [diff] [blame] | 13545 | |
| 13546 | netif_device_attach(dev); |
| 13547 | |
| 13548 | rtnl_unlock(); |
| 13549 | } |
| 13550 | |
| 13551 | static struct pci_error_handlers bnx2x_err_handler = { |
| 13552 | .error_detected = bnx2x_io_error_detected, |
Eilon Greenstein | 356e238 | 2009-02-12 08:38:32 +0000 | [diff] [blame] | 13553 | .slot_reset = bnx2x_io_slot_reset, |
| 13554 | .resume = bnx2x_io_resume, |
Wendy Xiong | 493adb1 | 2008-06-23 20:36:22 -0700 | [diff] [blame] | 13555 | }; |
| 13556 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 13557 | static struct pci_driver bnx2x_pci_driver = { |
Wendy Xiong | 493adb1 | 2008-06-23 20:36:22 -0700 | [diff] [blame] | 13558 | .name = DRV_MODULE_NAME, |
| 13559 | .id_table = bnx2x_pci_tbl, |
| 13560 | .probe = bnx2x_init_one, |
| 13561 | .remove = __devexit_p(bnx2x_remove_one), |
| 13562 | .suspend = bnx2x_suspend, |
| 13563 | .resume = bnx2x_resume, |
| 13564 | .err_handler = &bnx2x_err_handler, |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 13565 | }; |
| 13566 | |
| 13567 | static int __init bnx2x_init(void) |
| 13568 | { |
Stanislaw Gruszka | dd21ca6 | 2009-05-05 23:22:01 +0000 | [diff] [blame] | 13569 | int ret; |
| 13570 | |
Joe Perches | 7995c64 | 2010-02-17 15:01:52 +0000 | [diff] [blame] | 13571 | pr_info("%s", version); |
Eilon Greenstein | 938cf54 | 2009-08-12 08:23:37 +0000 | [diff] [blame] | 13572 | |
Eilon Greenstein | 1cf167f | 2009-01-14 21:22:18 -0800 | [diff] [blame] | 13573 | bnx2x_wq = create_singlethread_workqueue("bnx2x"); |
| 13574 | if (bnx2x_wq == NULL) { |
Joe Perches | 7995c64 | 2010-02-17 15:01:52 +0000 | [diff] [blame] | 13575 | pr_err("Cannot create workqueue\n"); |
Eilon Greenstein | 1cf167f | 2009-01-14 21:22:18 -0800 | [diff] [blame] | 13576 | return -ENOMEM; |
| 13577 | } |
| 13578 | |
Stanislaw Gruszka | dd21ca6 | 2009-05-05 23:22:01 +0000 | [diff] [blame] | 13579 | ret = pci_register_driver(&bnx2x_pci_driver); |
| 13580 | if (ret) { |
Joe Perches | 7995c64 | 2010-02-17 15:01:52 +0000 | [diff] [blame] | 13581 | pr_err("Cannot register driver\n"); |
Stanislaw Gruszka | dd21ca6 | 2009-05-05 23:22:01 +0000 | [diff] [blame] | 13582 | destroy_workqueue(bnx2x_wq); |
| 13583 | } |
| 13584 | return ret; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 13585 | } |
| 13586 | |
| 13587 | static void __exit bnx2x_cleanup(void) |
| 13588 | { |
| 13589 | pci_unregister_driver(&bnx2x_pci_driver); |
Eilon Greenstein | 1cf167f | 2009-01-14 21:22:18 -0800 | [diff] [blame] | 13590 | |
| 13591 | destroy_workqueue(bnx2x_wq); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 13592 | } |
| 13593 | |
| 13594 | module_init(bnx2x_init); |
| 13595 | module_exit(bnx2x_cleanup); |
| 13596 | |
Michael Chan | 993ac7b | 2009-10-10 13:46:56 +0000 | [diff] [blame] | 13597 | #ifdef BCM_CNIC |
| 13598 | |
| 13599 | /* count denotes the number of new completions we have seen */ |
| 13600 | static void bnx2x_cnic_sp_post(struct bnx2x *bp, int count) |
| 13601 | { |
| 13602 | struct eth_spe *spe; |
| 13603 | |
| 13604 | #ifdef BNX2X_STOP_ON_ERROR |
| 13605 | if (unlikely(bp->panic)) |
| 13606 | return; |
| 13607 | #endif |
| 13608 | |
| 13609 | spin_lock_bh(&bp->spq_lock); |
| 13610 | bp->cnic_spq_pending -= count; |
| 13611 | |
| 13612 | for (; bp->cnic_spq_pending < bp->cnic_eth_dev.max_kwqe_pending; |
| 13613 | bp->cnic_spq_pending++) { |
| 13614 | |
| 13615 | if (!bp->cnic_kwq_pending) |
| 13616 | break; |
| 13617 | |
| 13618 | spe = bnx2x_sp_get_next(bp); |
| 13619 | *spe = *bp->cnic_kwq_cons; |
| 13620 | |
| 13621 | bp->cnic_kwq_pending--; |
| 13622 | |
| 13623 | DP(NETIF_MSG_TIMER, "pending on SPQ %d, on KWQ %d count %d\n", |
| 13624 | bp->cnic_spq_pending, bp->cnic_kwq_pending, count); |
| 13625 | |
| 13626 | if (bp->cnic_kwq_cons == bp->cnic_kwq_last) |
| 13627 | bp->cnic_kwq_cons = bp->cnic_kwq; |
| 13628 | else |
| 13629 | bp->cnic_kwq_cons++; |
| 13630 | } |
| 13631 | bnx2x_sp_prod_update(bp); |
| 13632 | spin_unlock_bh(&bp->spq_lock); |
| 13633 | } |
| 13634 | |
| 13635 | static int bnx2x_cnic_sp_queue(struct net_device *dev, |
| 13636 | struct kwqe_16 *kwqes[], u32 count) |
| 13637 | { |
| 13638 | struct bnx2x *bp = netdev_priv(dev); |
| 13639 | int i; |
| 13640 | |
| 13641 | #ifdef BNX2X_STOP_ON_ERROR |
| 13642 | if (unlikely(bp->panic)) |
| 13643 | return -EIO; |
| 13644 | #endif |
| 13645 | |
| 13646 | spin_lock_bh(&bp->spq_lock); |
| 13647 | |
| 13648 | for (i = 0; i < count; i++) { |
| 13649 | struct eth_spe *spe = (struct eth_spe *)kwqes[i]; |
| 13650 | |
| 13651 | if (bp->cnic_kwq_pending == MAX_SP_DESC_CNT) |
| 13652 | break; |
| 13653 | |
| 13654 | *bp->cnic_kwq_prod = *spe; |
| 13655 | |
| 13656 | bp->cnic_kwq_pending++; |
| 13657 | |
| 13658 | DP(NETIF_MSG_TIMER, "L5 SPQE %x %x %x:%x pos %d\n", |
| 13659 | spe->hdr.conn_and_cmd_data, spe->hdr.type, |
| 13660 | spe->data.mac_config_addr.hi, |
| 13661 | spe->data.mac_config_addr.lo, |
| 13662 | bp->cnic_kwq_pending); |
| 13663 | |
| 13664 | if (bp->cnic_kwq_prod == bp->cnic_kwq_last) |
| 13665 | bp->cnic_kwq_prod = bp->cnic_kwq; |
| 13666 | else |
| 13667 | bp->cnic_kwq_prod++; |
| 13668 | } |
| 13669 | |
| 13670 | spin_unlock_bh(&bp->spq_lock); |
| 13671 | |
| 13672 | if (bp->cnic_spq_pending < bp->cnic_eth_dev.max_kwqe_pending) |
| 13673 | bnx2x_cnic_sp_post(bp, 0); |
| 13674 | |
| 13675 | return i; |
| 13676 | } |
| 13677 | |
| 13678 | static int bnx2x_cnic_ctl_send(struct bnx2x *bp, struct cnic_ctl_info *ctl) |
| 13679 | { |
| 13680 | struct cnic_ops *c_ops; |
| 13681 | int rc = 0; |
| 13682 | |
| 13683 | mutex_lock(&bp->cnic_mutex); |
| 13684 | c_ops = bp->cnic_ops; |
| 13685 | if (c_ops) |
| 13686 | rc = c_ops->cnic_ctl(bp->cnic_data, ctl); |
| 13687 | mutex_unlock(&bp->cnic_mutex); |
| 13688 | |
| 13689 | return rc; |
| 13690 | } |
| 13691 | |
| 13692 | static int bnx2x_cnic_ctl_send_bh(struct bnx2x *bp, struct cnic_ctl_info *ctl) |
| 13693 | { |
| 13694 | struct cnic_ops *c_ops; |
| 13695 | int rc = 0; |
| 13696 | |
| 13697 | rcu_read_lock(); |
| 13698 | c_ops = rcu_dereference(bp->cnic_ops); |
| 13699 | if (c_ops) |
| 13700 | rc = c_ops->cnic_ctl(bp->cnic_data, ctl); |
| 13701 | rcu_read_unlock(); |
| 13702 | |
| 13703 | return rc; |
| 13704 | } |
| 13705 | |
| 13706 | /* |
| 13707 | * for commands that have no data |
| 13708 | */ |
| 13709 | static int bnx2x_cnic_notify(struct bnx2x *bp, int cmd) |
| 13710 | { |
| 13711 | struct cnic_ctl_info ctl = {0}; |
| 13712 | |
| 13713 | ctl.cmd = cmd; |
| 13714 | |
| 13715 | return bnx2x_cnic_ctl_send(bp, &ctl); |
| 13716 | } |
| 13717 | |
| 13718 | static void bnx2x_cnic_cfc_comp(struct bnx2x *bp, int cid) |
| 13719 | { |
| 13720 | struct cnic_ctl_info ctl; |
| 13721 | |
| 13722 | /* first we tell CNIC and only then we count this as a completion */ |
| 13723 | ctl.cmd = CNIC_CTL_COMPLETION_CMD; |
| 13724 | ctl.data.comp.cid = cid; |
| 13725 | |
| 13726 | bnx2x_cnic_ctl_send_bh(bp, &ctl); |
| 13727 | bnx2x_cnic_sp_post(bp, 1); |
| 13728 | } |
| 13729 | |
| 13730 | static int bnx2x_drv_ctl(struct net_device *dev, struct drv_ctl_info *ctl) |
| 13731 | { |
| 13732 | struct bnx2x *bp = netdev_priv(dev); |
| 13733 | int rc = 0; |
| 13734 | |
| 13735 | switch (ctl->cmd) { |
| 13736 | case DRV_CTL_CTXTBL_WR_CMD: { |
| 13737 | u32 index = ctl->data.io.offset; |
| 13738 | dma_addr_t addr = ctl->data.io.dma_addr; |
| 13739 | |
| 13740 | bnx2x_ilt_wr(bp, index, addr); |
| 13741 | break; |
| 13742 | } |
| 13743 | |
| 13744 | case DRV_CTL_COMPLETION_CMD: { |
| 13745 | int count = ctl->data.comp.comp_count; |
| 13746 | |
| 13747 | bnx2x_cnic_sp_post(bp, count); |
| 13748 | break; |
| 13749 | } |
| 13750 | |
| 13751 | /* rtnl_lock is held. */ |
| 13752 | case DRV_CTL_START_L2_CMD: { |
| 13753 | u32 cli = ctl->data.ring.client_id; |
| 13754 | |
| 13755 | bp->rx_mode_cl_mask |= (1 << cli); |
| 13756 | bnx2x_set_storm_rx_mode(bp); |
| 13757 | break; |
| 13758 | } |
| 13759 | |
| 13760 | /* rtnl_lock is held. */ |
| 13761 | case DRV_CTL_STOP_L2_CMD: { |
| 13762 | u32 cli = ctl->data.ring.client_id; |
| 13763 | |
| 13764 | bp->rx_mode_cl_mask &= ~(1 << cli); |
| 13765 | bnx2x_set_storm_rx_mode(bp); |
| 13766 | break; |
| 13767 | } |
| 13768 | |
| 13769 | default: |
| 13770 | BNX2X_ERR("unknown command %x\n", ctl->cmd); |
| 13771 | rc = -EINVAL; |
| 13772 | } |
| 13773 | |
| 13774 | return rc; |
| 13775 | } |
| 13776 | |
| 13777 | static void bnx2x_setup_cnic_irq_info(struct bnx2x *bp) |
| 13778 | { |
| 13779 | struct cnic_eth_dev *cp = &bp->cnic_eth_dev; |
| 13780 | |
| 13781 | if (bp->flags & USING_MSIX_FLAG) { |
| 13782 | cp->drv_state |= CNIC_DRV_STATE_USING_MSIX; |
| 13783 | cp->irq_arr[0].irq_flags |= CNIC_IRQ_FL_MSIX; |
| 13784 | cp->irq_arr[0].vector = bp->msix_table[1].vector; |
| 13785 | } else { |
| 13786 | cp->drv_state &= ~CNIC_DRV_STATE_USING_MSIX; |
| 13787 | cp->irq_arr[0].irq_flags &= ~CNIC_IRQ_FL_MSIX; |
| 13788 | } |
| 13789 | cp->irq_arr[0].status_blk = bp->cnic_sb; |
| 13790 | cp->irq_arr[0].status_blk_num = CNIC_SB_ID(bp); |
| 13791 | cp->irq_arr[1].status_blk = bp->def_status_blk; |
| 13792 | cp->irq_arr[1].status_blk_num = DEF_SB_ID; |
| 13793 | |
| 13794 | cp->num_irq = 2; |
| 13795 | } |
| 13796 | |
| 13797 | static int bnx2x_register_cnic(struct net_device *dev, struct cnic_ops *ops, |
| 13798 | void *data) |
| 13799 | { |
| 13800 | struct bnx2x *bp = netdev_priv(dev); |
| 13801 | struct cnic_eth_dev *cp = &bp->cnic_eth_dev; |
| 13802 | |
| 13803 | if (ops == NULL) |
| 13804 | return -EINVAL; |
| 13805 | |
| 13806 | if (atomic_read(&bp->intr_sem) != 0) |
| 13807 | return -EBUSY; |
| 13808 | |
| 13809 | bp->cnic_kwq = kzalloc(PAGE_SIZE, GFP_KERNEL); |
| 13810 | if (!bp->cnic_kwq) |
| 13811 | return -ENOMEM; |
| 13812 | |
| 13813 | bp->cnic_kwq_cons = bp->cnic_kwq; |
| 13814 | bp->cnic_kwq_prod = bp->cnic_kwq; |
| 13815 | bp->cnic_kwq_last = bp->cnic_kwq + MAX_SP_DESC_CNT; |
| 13816 | |
| 13817 | bp->cnic_spq_pending = 0; |
| 13818 | bp->cnic_kwq_pending = 0; |
| 13819 | |
| 13820 | bp->cnic_data = data; |
| 13821 | |
| 13822 | cp->num_irq = 0; |
| 13823 | cp->drv_state = CNIC_DRV_STATE_REGD; |
| 13824 | |
| 13825 | bnx2x_init_sb(bp, bp->cnic_sb, bp->cnic_sb_mapping, CNIC_SB_ID(bp)); |
| 13826 | |
| 13827 | bnx2x_setup_cnic_irq_info(bp); |
| 13828 | bnx2x_set_iscsi_eth_mac_addr(bp, 1); |
| 13829 | bp->cnic_flags |= BNX2X_CNIC_FLAG_MAC_SET; |
| 13830 | rcu_assign_pointer(bp->cnic_ops, ops); |
| 13831 | |
| 13832 | return 0; |
| 13833 | } |
| 13834 | |
| 13835 | static int bnx2x_unregister_cnic(struct net_device *dev) |
| 13836 | { |
| 13837 | struct bnx2x *bp = netdev_priv(dev); |
| 13838 | struct cnic_eth_dev *cp = &bp->cnic_eth_dev; |
| 13839 | |
| 13840 | mutex_lock(&bp->cnic_mutex); |
| 13841 | if (bp->cnic_flags & BNX2X_CNIC_FLAG_MAC_SET) { |
| 13842 | bp->cnic_flags &= ~BNX2X_CNIC_FLAG_MAC_SET; |
| 13843 | bnx2x_set_iscsi_eth_mac_addr(bp, 0); |
| 13844 | } |
| 13845 | cp->drv_state = 0; |
| 13846 | rcu_assign_pointer(bp->cnic_ops, NULL); |
| 13847 | mutex_unlock(&bp->cnic_mutex); |
| 13848 | synchronize_rcu(); |
| 13849 | kfree(bp->cnic_kwq); |
| 13850 | bp->cnic_kwq = NULL; |
| 13851 | |
| 13852 | return 0; |
| 13853 | } |
| 13854 | |
| 13855 | struct cnic_eth_dev *bnx2x_cnic_probe(struct net_device *dev) |
| 13856 | { |
| 13857 | struct bnx2x *bp = netdev_priv(dev); |
| 13858 | struct cnic_eth_dev *cp = &bp->cnic_eth_dev; |
| 13859 | |
| 13860 | cp->drv_owner = THIS_MODULE; |
| 13861 | cp->chip_id = CHIP_ID(bp); |
| 13862 | cp->pdev = bp->pdev; |
| 13863 | cp->io_base = bp->regview; |
| 13864 | cp->io_base2 = bp->doorbells; |
| 13865 | cp->max_kwqe_pending = 8; |
| 13866 | cp->ctx_blk_size = CNIC_CTX_PER_ILT * sizeof(union cdu_context); |
| 13867 | cp->ctx_tbl_offset = FUNC_ILT_BASE(BP_FUNC(bp)) + 1; |
| 13868 | cp->ctx_tbl_len = CNIC_ILT_LINES; |
| 13869 | cp->starting_cid = BCM_CNIC_CID_START; |
| 13870 | cp->drv_submit_kwqes_16 = bnx2x_cnic_sp_queue; |
| 13871 | cp->drv_ctl = bnx2x_drv_ctl; |
| 13872 | cp->drv_register_cnic = bnx2x_register_cnic; |
| 13873 | cp->drv_unregister_cnic = bnx2x_unregister_cnic; |
| 13874 | |
| 13875 | return cp; |
| 13876 | } |
| 13877 | EXPORT_SYMBOL(bnx2x_cnic_probe); |
| 13878 | |
| 13879 | #endif /* BCM_CNIC */ |
Vladislav Zolotarov | 94a78b7 | 2009-04-27 03:27:43 -0700 | [diff] [blame] | 13880 | |