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 | * |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 3 | * Copyright (c) 2007-2008 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 |
| 13 | * Slowpath 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> |
| 41 | #ifdef NETIF_F_HW_VLAN_TX |
| 42 | #include <linux/if_vlan.h> |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 43 | #endif |
| 44 | #include <net/ip.h> |
| 45 | #include <net/tcp.h> |
| 46 | #include <net/checksum.h> |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 47 | #include <linux/version.h> |
| 48 | #include <net/ip6_checksum.h> |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 49 | #include <linux/workqueue.h> |
| 50 | #include <linux/crc32.h> |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 51 | #include <linux/crc32c.h> |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 52 | #include <linux/prefetch.h> |
| 53 | #include <linux/zlib.h> |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 54 | #include <linux/io.h> |
| 55 | |
| 56 | #include "bnx2x_reg.h" |
| 57 | #include "bnx2x_fw_defs.h" |
| 58 | #include "bnx2x_hsi.h" |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 59 | #include "bnx2x_link.h" |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 60 | #include "bnx2x.h" |
| 61 | #include "bnx2x_init.h" |
| 62 | |
Eilon Greenstein | e35c326 | 2008-06-23 20:36:51 -0700 | [diff] [blame] | 63 | #define DRV_MODULE_VERSION "1.45.6" |
| 64 | #define DRV_MODULE_RELDATE "2008/06/23" |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 65 | #define BNX2X_BC_VER 0x040200 |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 66 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 67 | /* Time in jiffies before concluding the transmitter is hung */ |
| 68 | #define TX_TIMEOUT (5*HZ) |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 69 | |
Andrew Morton | 53a1056 | 2008-02-09 23:16:41 -0800 | [diff] [blame] | 70 | static char version[] __devinitdata = |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 71 | "Broadcom NetXtreme II 5771x 10Gigabit Ethernet Driver " |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 72 | DRV_MODULE_NAME " " DRV_MODULE_VERSION " (" DRV_MODULE_RELDATE ")\n"; |
| 73 | |
Eilon Greenstein | 24e3fce | 2008-06-12 14:30:28 -0700 | [diff] [blame] | 74 | MODULE_AUTHOR("Eliezer Tamir"); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 75 | MODULE_DESCRIPTION("Broadcom NetXtreme II BCM57710 Driver"); |
| 76 | MODULE_LICENSE("GPL"); |
| 77 | MODULE_VERSION(DRV_MODULE_VERSION); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 78 | |
Eilon Greenstein | 19680c4 | 2008-08-13 15:47:33 -0700 | [diff] [blame] | 79 | static int disable_tpa; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 80 | static int use_inta; |
| 81 | static int poll; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 82 | static int debug; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 83 | static int load_count[3]; /* 0-common, 1-port0, 2-port1 */ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 84 | static int use_multi; |
| 85 | |
Eilon Greenstein | 19680c4 | 2008-08-13 15:47:33 -0700 | [diff] [blame] | 86 | module_param(disable_tpa, int, 0); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 87 | module_param(use_inta, int, 0); |
| 88 | module_param(poll, int, 0); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 89 | module_param(debug, int, 0); |
Eilon Greenstein | 19680c4 | 2008-08-13 15:47:33 -0700 | [diff] [blame] | 90 | MODULE_PARM_DESC(disable_tpa, "disable the TPA (LRO) feature"); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 91 | MODULE_PARM_DESC(use_inta, "use INT#A instead of MSI-X"); |
| 92 | MODULE_PARM_DESC(poll, "use polling (for debug)"); |
Eliezer Tamir | c14423f | 2008-02-28 11:49:42 -0800 | [diff] [blame] | 93 | MODULE_PARM_DESC(debug, "default debug msglevel"); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 94 | |
| 95 | #ifdef BNX2X_MULTI |
| 96 | module_param(use_multi, int, 0); |
| 97 | MODULE_PARM_DESC(use_multi, "use per-CPU queues"); |
| 98 | #endif |
| 99 | |
| 100 | enum bnx2x_board_type { |
| 101 | BCM57710 = 0, |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 102 | BCM57711 = 1, |
| 103 | BCM57711E = 2, |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 104 | }; |
| 105 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 106 | /* indexed by board_type, above */ |
Andrew Morton | 53a1056 | 2008-02-09 23:16:41 -0800 | [diff] [blame] | 107 | static struct { |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 108 | char *name; |
| 109 | } board_info[] __devinitdata = { |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 110 | { "Broadcom NetXtreme II BCM57710 XGb" }, |
| 111 | { "Broadcom NetXtreme II BCM57711 XGb" }, |
| 112 | { "Broadcom NetXtreme II BCM57711E XGb" } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 113 | }; |
| 114 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 115 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 116 | static const struct pci_device_id bnx2x_pci_tbl[] = { |
| 117 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_57710, |
| 118 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM57710 }, |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 119 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_57711, |
| 120 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM57711 }, |
| 121 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_57711E, |
| 122 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM57711E }, |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 123 | { 0 } |
| 124 | }; |
| 125 | |
| 126 | MODULE_DEVICE_TABLE(pci, bnx2x_pci_tbl); |
| 127 | |
| 128 | /**************************************************************************** |
| 129 | * General service functions |
| 130 | ****************************************************************************/ |
| 131 | |
| 132 | /* used only at init |
| 133 | * locking is done by mcp |
| 134 | */ |
| 135 | static void bnx2x_reg_wr_ind(struct bnx2x *bp, u32 addr, u32 val) |
| 136 | { |
| 137 | pci_write_config_dword(bp->pdev, PCICFG_GRC_ADDRESS, addr); |
| 138 | pci_write_config_dword(bp->pdev, PCICFG_GRC_DATA, val); |
| 139 | pci_write_config_dword(bp->pdev, PCICFG_GRC_ADDRESS, |
| 140 | PCICFG_VENDOR_ID_OFFSET); |
| 141 | } |
| 142 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 143 | static u32 bnx2x_reg_rd_ind(struct bnx2x *bp, u32 addr) |
| 144 | { |
| 145 | u32 val; |
| 146 | |
| 147 | pci_write_config_dword(bp->pdev, PCICFG_GRC_ADDRESS, addr); |
| 148 | pci_read_config_dword(bp->pdev, PCICFG_GRC_DATA, &val); |
| 149 | pci_write_config_dword(bp->pdev, PCICFG_GRC_ADDRESS, |
| 150 | PCICFG_VENDOR_ID_OFFSET); |
| 151 | |
| 152 | return val; |
| 153 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 154 | |
| 155 | static const u32 dmae_reg_go_c[] = { |
| 156 | DMAE_REG_GO_C0, DMAE_REG_GO_C1, DMAE_REG_GO_C2, DMAE_REG_GO_C3, |
| 157 | DMAE_REG_GO_C4, DMAE_REG_GO_C5, DMAE_REG_GO_C6, DMAE_REG_GO_C7, |
| 158 | DMAE_REG_GO_C8, DMAE_REG_GO_C9, DMAE_REG_GO_C10, DMAE_REG_GO_C11, |
| 159 | DMAE_REG_GO_C12, DMAE_REG_GO_C13, DMAE_REG_GO_C14, DMAE_REG_GO_C15 |
| 160 | }; |
| 161 | |
| 162 | /* copy command into DMAE command memory and set DMAE command go */ |
| 163 | static void bnx2x_post_dmae(struct bnx2x *bp, struct dmae_command *dmae, |
| 164 | int idx) |
| 165 | { |
| 166 | u32 cmd_offset; |
| 167 | int i; |
| 168 | |
| 169 | cmd_offset = (DMAE_REG_CMD_MEM + sizeof(struct dmae_command) * idx); |
| 170 | for (i = 0; i < (sizeof(struct dmae_command)/4); i++) { |
| 171 | REG_WR(bp, cmd_offset + i*4, *(((u32 *)dmae) + i)); |
| 172 | |
Eilon Greenstein | ad8d394 | 2008-06-23 20:29:02 -0700 | [diff] [blame] | 173 | DP(BNX2X_MSG_OFF, "DMAE cmd[%d].%d (0x%08x) : 0x%08x\n", |
| 174 | idx, i, cmd_offset + i*4, *(((u32 *)dmae) + i)); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 175 | } |
| 176 | REG_WR(bp, dmae_reg_go_c[idx], 1); |
| 177 | } |
| 178 | |
Eilon Greenstein | ad8d394 | 2008-06-23 20:29:02 -0700 | [diff] [blame] | 179 | void bnx2x_write_dmae(struct bnx2x *bp, dma_addr_t dma_addr, u32 dst_addr, |
| 180 | u32 len32) |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 181 | { |
Eilon Greenstein | ad8d394 | 2008-06-23 20:29:02 -0700 | [diff] [blame] | 182 | struct dmae_command *dmae = &bp->init_dmae; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 183 | u32 *wb_comp = bnx2x_sp(bp, wb_comp); |
Eilon Greenstein | ad8d394 | 2008-06-23 20:29:02 -0700 | [diff] [blame] | 184 | int cnt = 200; |
| 185 | |
| 186 | if (!bp->dmae_ready) { |
| 187 | u32 *data = bnx2x_sp(bp, wb_data[0]); |
| 188 | |
| 189 | DP(BNX2X_MSG_OFF, "DMAE is not ready (dst_addr %08x len32 %d)" |
| 190 | " using indirect\n", dst_addr, len32); |
| 191 | bnx2x_init_ind_wr(bp, dst_addr, data, len32); |
| 192 | return; |
| 193 | } |
| 194 | |
| 195 | mutex_lock(&bp->dmae_mutex); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 196 | |
| 197 | memset(dmae, 0, sizeof(struct dmae_command)); |
| 198 | |
| 199 | dmae->opcode = (DMAE_CMD_SRC_PCI | DMAE_CMD_DST_GRC | |
| 200 | DMAE_CMD_C_DST_PCI | DMAE_CMD_C_ENABLE | |
| 201 | DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET | |
| 202 | #ifdef __BIG_ENDIAN |
| 203 | DMAE_CMD_ENDIANITY_B_DW_SWAP | |
| 204 | #else |
| 205 | DMAE_CMD_ENDIANITY_DW_SWAP | |
| 206 | #endif |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 207 | (BP_PORT(bp) ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) | |
| 208 | (BP_E1HVN(bp) << DMAE_CMD_E1HVN_SHIFT)); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 209 | dmae->src_addr_lo = U64_LO(dma_addr); |
| 210 | dmae->src_addr_hi = U64_HI(dma_addr); |
| 211 | dmae->dst_addr_lo = dst_addr >> 2; |
| 212 | dmae->dst_addr_hi = 0; |
| 213 | dmae->len = len32; |
| 214 | dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, wb_comp)); |
| 215 | dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, wb_comp)); |
Eilon Greenstein | ad8d394 | 2008-06-23 20:29:02 -0700 | [diff] [blame] | 216 | dmae->comp_val = DMAE_COMP_VAL; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 217 | |
Eilon Greenstein | ad8d394 | 2008-06-23 20:29:02 -0700 | [diff] [blame] | 218 | DP(BNX2X_MSG_OFF, "dmae: opcode 0x%08x\n" |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 219 | DP_LEVEL "src_addr [%x:%08x] len [%d *4] " |
| 220 | "dst_addr [%x:%08x (%08x)]\n" |
| 221 | DP_LEVEL "comp_addr [%x:%08x] comp_val 0x%08x\n", |
| 222 | dmae->opcode, dmae->src_addr_hi, dmae->src_addr_lo, |
| 223 | dmae->len, dmae->dst_addr_hi, dmae->dst_addr_lo, dst_addr, |
| 224 | dmae->comp_addr_hi, dmae->comp_addr_lo, dmae->comp_val); |
Eilon Greenstein | ad8d394 | 2008-06-23 20:29:02 -0700 | [diff] [blame] | 225 | 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] | 226 | bp->slowpath->wb_data[0], bp->slowpath->wb_data[1], |
| 227 | bp->slowpath->wb_data[2], bp->slowpath->wb_data[3]); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 228 | |
| 229 | *wb_comp = 0; |
| 230 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 231 | bnx2x_post_dmae(bp, dmae, INIT_DMAE_C(bp)); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 232 | |
| 233 | udelay(5); |
Eilon Greenstein | ad8d394 | 2008-06-23 20:29:02 -0700 | [diff] [blame] | 234 | |
| 235 | while (*wb_comp != DMAE_COMP_VAL) { |
| 236 | DP(BNX2X_MSG_OFF, "wb_comp 0x%08x\n", *wb_comp); |
| 237 | |
Eilon Greenstein | ad8d394 | 2008-06-23 20:29:02 -0700 | [diff] [blame] | 238 | if (!cnt) { |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 239 | BNX2X_ERR("dmae timeout!\n"); |
| 240 | break; |
| 241 | } |
Eilon Greenstein | ad8d394 | 2008-06-23 20:29:02 -0700 | [diff] [blame] | 242 | cnt--; |
Yitchak Gertner | 1246940 | 2008-08-13 15:52:08 -0700 | [diff] [blame] | 243 | /* adjust delay for emulation/FPGA */ |
| 244 | if (CHIP_REV_IS_SLOW(bp)) |
| 245 | msleep(100); |
| 246 | else |
| 247 | udelay(5); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 248 | } |
Eilon Greenstein | ad8d394 | 2008-06-23 20:29:02 -0700 | [diff] [blame] | 249 | |
| 250 | mutex_unlock(&bp->dmae_mutex); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 251 | } |
| 252 | |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 253 | void bnx2x_read_dmae(struct bnx2x *bp, u32 src_addr, u32 len32) |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 254 | { |
Eilon Greenstein | ad8d394 | 2008-06-23 20:29:02 -0700 | [diff] [blame] | 255 | struct dmae_command *dmae = &bp->init_dmae; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 256 | u32 *wb_comp = bnx2x_sp(bp, wb_comp); |
Eilon Greenstein | ad8d394 | 2008-06-23 20:29:02 -0700 | [diff] [blame] | 257 | int cnt = 200; |
| 258 | |
| 259 | if (!bp->dmae_ready) { |
| 260 | u32 *data = bnx2x_sp(bp, wb_data[0]); |
| 261 | int i; |
| 262 | |
| 263 | DP(BNX2X_MSG_OFF, "DMAE is not ready (src_addr %08x len32 %d)" |
| 264 | " using indirect\n", src_addr, len32); |
| 265 | for (i = 0; i < len32; i++) |
| 266 | data[i] = bnx2x_reg_rd_ind(bp, src_addr + i*4); |
| 267 | return; |
| 268 | } |
| 269 | |
| 270 | mutex_lock(&bp->dmae_mutex); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 271 | |
| 272 | memset(bnx2x_sp(bp, wb_data[0]), 0, sizeof(u32) * 4); |
| 273 | memset(dmae, 0, sizeof(struct dmae_command)); |
| 274 | |
| 275 | dmae->opcode = (DMAE_CMD_SRC_GRC | DMAE_CMD_DST_PCI | |
| 276 | DMAE_CMD_C_DST_PCI | DMAE_CMD_C_ENABLE | |
| 277 | DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET | |
| 278 | #ifdef __BIG_ENDIAN |
| 279 | DMAE_CMD_ENDIANITY_B_DW_SWAP | |
| 280 | #else |
| 281 | DMAE_CMD_ENDIANITY_DW_SWAP | |
| 282 | #endif |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 283 | (BP_PORT(bp) ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) | |
| 284 | (BP_E1HVN(bp) << DMAE_CMD_E1HVN_SHIFT)); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 285 | dmae->src_addr_lo = src_addr >> 2; |
| 286 | dmae->src_addr_hi = 0; |
| 287 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, wb_data)); |
| 288 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, wb_data)); |
| 289 | dmae->len = len32; |
| 290 | dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, wb_comp)); |
| 291 | dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, wb_comp)); |
Eilon Greenstein | ad8d394 | 2008-06-23 20:29:02 -0700 | [diff] [blame] | 292 | dmae->comp_val = DMAE_COMP_VAL; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 293 | |
Eilon Greenstein | ad8d394 | 2008-06-23 20:29:02 -0700 | [diff] [blame] | 294 | DP(BNX2X_MSG_OFF, "dmae: opcode 0x%08x\n" |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 295 | DP_LEVEL "src_addr [%x:%08x] len [%d *4] " |
| 296 | "dst_addr [%x:%08x (%08x)]\n" |
| 297 | DP_LEVEL "comp_addr [%x:%08x] comp_val 0x%08x\n", |
| 298 | dmae->opcode, dmae->src_addr_hi, dmae->src_addr_lo, |
| 299 | dmae->len, dmae->dst_addr_hi, dmae->dst_addr_lo, src_addr, |
| 300 | dmae->comp_addr_hi, dmae->comp_addr_lo, dmae->comp_val); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 301 | |
| 302 | *wb_comp = 0; |
| 303 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 304 | bnx2x_post_dmae(bp, dmae, INIT_DMAE_C(bp)); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 305 | |
| 306 | udelay(5); |
Eilon Greenstein | ad8d394 | 2008-06-23 20:29:02 -0700 | [diff] [blame] | 307 | |
| 308 | while (*wb_comp != DMAE_COMP_VAL) { |
| 309 | |
Eilon Greenstein | ad8d394 | 2008-06-23 20:29:02 -0700 | [diff] [blame] | 310 | if (!cnt) { |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 311 | BNX2X_ERR("dmae timeout!\n"); |
| 312 | break; |
| 313 | } |
Eilon Greenstein | ad8d394 | 2008-06-23 20:29:02 -0700 | [diff] [blame] | 314 | cnt--; |
Yitchak Gertner | 1246940 | 2008-08-13 15:52:08 -0700 | [diff] [blame] | 315 | /* adjust delay for emulation/FPGA */ |
| 316 | if (CHIP_REV_IS_SLOW(bp)) |
| 317 | msleep(100); |
| 318 | else |
| 319 | udelay(5); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 320 | } |
Eilon Greenstein | ad8d394 | 2008-06-23 20:29:02 -0700 | [diff] [blame] | 321 | 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] | 322 | bp->slowpath->wb_data[0], bp->slowpath->wb_data[1], |
| 323 | bp->slowpath->wb_data[2], bp->slowpath->wb_data[3]); |
Eilon Greenstein | ad8d394 | 2008-06-23 20:29:02 -0700 | [diff] [blame] | 324 | |
| 325 | mutex_unlock(&bp->dmae_mutex); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 326 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 327 | |
Eilon Greenstein | ad8d394 | 2008-06-23 20:29:02 -0700 | [diff] [blame] | 328 | /* used only for slowpath so not inlined */ |
| 329 | static void bnx2x_wb_wr(struct bnx2x *bp, int reg, u32 val_hi, u32 val_lo) |
| 330 | { |
| 331 | u32 wb_write[2]; |
| 332 | |
| 333 | wb_write[0] = val_hi; |
| 334 | wb_write[1] = val_lo; |
| 335 | REG_WR_DMAE(bp, reg, wb_write, 2); |
| 336 | } |
| 337 | |
| 338 | #ifdef USE_WB_RD |
| 339 | static u64 bnx2x_wb_rd(struct bnx2x *bp, int reg) |
| 340 | { |
| 341 | u32 wb_data[2]; |
| 342 | |
| 343 | REG_RD_DMAE(bp, reg, wb_data, 2); |
| 344 | |
| 345 | return HILO_U64(wb_data[0], wb_data[1]); |
| 346 | } |
| 347 | #endif |
| 348 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 349 | static int bnx2x_mc_assert(struct bnx2x *bp) |
| 350 | { |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 351 | char last_idx; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 352 | int i, rc = 0; |
| 353 | u32 row0, row1, row2, row3; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 354 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 355 | /* XSTORM */ |
| 356 | last_idx = REG_RD8(bp, BAR_XSTRORM_INTMEM + |
| 357 | XSTORM_ASSERT_LIST_INDEX_OFFSET); |
| 358 | if (last_idx) |
| 359 | BNX2X_ERR("XSTORM_ASSERT_LIST_INDEX 0x%x\n", last_idx); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 360 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 361 | /* print the asserts */ |
| 362 | for (i = 0; i < STROM_ASSERT_ARRAY_SIZE; i++) { |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 363 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 364 | row0 = REG_RD(bp, BAR_XSTRORM_INTMEM + |
| 365 | XSTORM_ASSERT_LIST_OFFSET(i)); |
| 366 | row1 = REG_RD(bp, BAR_XSTRORM_INTMEM + |
| 367 | XSTORM_ASSERT_LIST_OFFSET(i) + 4); |
| 368 | row2 = REG_RD(bp, BAR_XSTRORM_INTMEM + |
| 369 | XSTORM_ASSERT_LIST_OFFSET(i) + 8); |
| 370 | row3 = REG_RD(bp, BAR_XSTRORM_INTMEM + |
| 371 | XSTORM_ASSERT_LIST_OFFSET(i) + 12); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 372 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 373 | if (row0 != COMMON_ASM_INVALID_ASSERT_OPCODE) { |
| 374 | BNX2X_ERR("XSTORM_ASSERT_INDEX 0x%x = 0x%08x" |
| 375 | " 0x%08x 0x%08x 0x%08x\n", |
| 376 | i, row3, row2, row1, row0); |
| 377 | rc++; |
| 378 | } else { |
| 379 | break; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 380 | } |
| 381 | } |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 382 | |
| 383 | /* TSTORM */ |
| 384 | last_idx = REG_RD8(bp, BAR_TSTRORM_INTMEM + |
| 385 | TSTORM_ASSERT_LIST_INDEX_OFFSET); |
| 386 | if (last_idx) |
| 387 | BNX2X_ERR("TSTORM_ASSERT_LIST_INDEX 0x%x\n", last_idx); |
| 388 | |
| 389 | /* print the asserts */ |
| 390 | for (i = 0; i < STROM_ASSERT_ARRAY_SIZE; i++) { |
| 391 | |
| 392 | row0 = REG_RD(bp, BAR_TSTRORM_INTMEM + |
| 393 | TSTORM_ASSERT_LIST_OFFSET(i)); |
| 394 | row1 = REG_RD(bp, BAR_TSTRORM_INTMEM + |
| 395 | TSTORM_ASSERT_LIST_OFFSET(i) + 4); |
| 396 | row2 = REG_RD(bp, BAR_TSTRORM_INTMEM + |
| 397 | TSTORM_ASSERT_LIST_OFFSET(i) + 8); |
| 398 | row3 = REG_RD(bp, BAR_TSTRORM_INTMEM + |
| 399 | TSTORM_ASSERT_LIST_OFFSET(i) + 12); |
| 400 | |
| 401 | if (row0 != COMMON_ASM_INVALID_ASSERT_OPCODE) { |
| 402 | BNX2X_ERR("TSTORM_ASSERT_INDEX 0x%x = 0x%08x" |
| 403 | " 0x%08x 0x%08x 0x%08x\n", |
| 404 | i, row3, row2, row1, row0); |
| 405 | rc++; |
| 406 | } else { |
| 407 | break; |
| 408 | } |
| 409 | } |
| 410 | |
| 411 | /* CSTORM */ |
| 412 | last_idx = REG_RD8(bp, BAR_CSTRORM_INTMEM + |
| 413 | CSTORM_ASSERT_LIST_INDEX_OFFSET); |
| 414 | if (last_idx) |
| 415 | BNX2X_ERR("CSTORM_ASSERT_LIST_INDEX 0x%x\n", last_idx); |
| 416 | |
| 417 | /* print the asserts */ |
| 418 | for (i = 0; i < STROM_ASSERT_ARRAY_SIZE; i++) { |
| 419 | |
| 420 | row0 = REG_RD(bp, BAR_CSTRORM_INTMEM + |
| 421 | CSTORM_ASSERT_LIST_OFFSET(i)); |
| 422 | row1 = REG_RD(bp, BAR_CSTRORM_INTMEM + |
| 423 | CSTORM_ASSERT_LIST_OFFSET(i) + 4); |
| 424 | row2 = REG_RD(bp, BAR_CSTRORM_INTMEM + |
| 425 | CSTORM_ASSERT_LIST_OFFSET(i) + 8); |
| 426 | row3 = REG_RD(bp, BAR_CSTRORM_INTMEM + |
| 427 | CSTORM_ASSERT_LIST_OFFSET(i) + 12); |
| 428 | |
| 429 | if (row0 != COMMON_ASM_INVALID_ASSERT_OPCODE) { |
| 430 | BNX2X_ERR("CSTORM_ASSERT_INDEX 0x%x = 0x%08x" |
| 431 | " 0x%08x 0x%08x 0x%08x\n", |
| 432 | i, row3, row2, row1, row0); |
| 433 | rc++; |
| 434 | } else { |
| 435 | break; |
| 436 | } |
| 437 | } |
| 438 | |
| 439 | /* USTORM */ |
| 440 | last_idx = REG_RD8(bp, BAR_USTRORM_INTMEM + |
| 441 | USTORM_ASSERT_LIST_INDEX_OFFSET); |
| 442 | if (last_idx) |
| 443 | BNX2X_ERR("USTORM_ASSERT_LIST_INDEX 0x%x\n", last_idx); |
| 444 | |
| 445 | /* print the asserts */ |
| 446 | for (i = 0; i < STROM_ASSERT_ARRAY_SIZE; i++) { |
| 447 | |
| 448 | row0 = REG_RD(bp, BAR_USTRORM_INTMEM + |
| 449 | USTORM_ASSERT_LIST_OFFSET(i)); |
| 450 | row1 = REG_RD(bp, BAR_USTRORM_INTMEM + |
| 451 | USTORM_ASSERT_LIST_OFFSET(i) + 4); |
| 452 | row2 = REG_RD(bp, BAR_USTRORM_INTMEM + |
| 453 | USTORM_ASSERT_LIST_OFFSET(i) + 8); |
| 454 | row3 = REG_RD(bp, BAR_USTRORM_INTMEM + |
| 455 | USTORM_ASSERT_LIST_OFFSET(i) + 12); |
| 456 | |
| 457 | if (row0 != COMMON_ASM_INVALID_ASSERT_OPCODE) { |
| 458 | BNX2X_ERR("USTORM_ASSERT_INDEX 0x%x = 0x%08x" |
| 459 | " 0x%08x 0x%08x 0x%08x\n", |
| 460 | i, row3, row2, row1, row0); |
| 461 | rc++; |
| 462 | } else { |
| 463 | break; |
| 464 | } |
| 465 | } |
| 466 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 467 | return rc; |
| 468 | } |
Eliezer Tamir | c14423f | 2008-02-28 11:49:42 -0800 | [diff] [blame] | 469 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 470 | static void bnx2x_fw_dump(struct bnx2x *bp) |
| 471 | { |
| 472 | u32 mark, offset; |
| 473 | u32 data[9]; |
| 474 | int word; |
| 475 | |
| 476 | mark = REG_RD(bp, MCP_REG_MCPR_SCRATCH + 0xf104); |
Eliezer Tamir | 49d6677 | 2008-02-28 11:53:13 -0800 | [diff] [blame] | 477 | mark = ((mark + 0x3) & ~0x3); |
| 478 | printk(KERN_ERR PFX "begin fw dump (mark 0x%x)\n" KERN_ERR, mark); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 479 | |
| 480 | for (offset = mark - 0x08000000; offset <= 0xF900; offset += 0x8*4) { |
| 481 | for (word = 0; word < 8; word++) |
| 482 | data[word] = htonl(REG_RD(bp, MCP_REG_MCPR_SCRATCH + |
| 483 | offset + 4*word)); |
| 484 | data[8] = 0x0; |
Eliezer Tamir | 49d6677 | 2008-02-28 11:53:13 -0800 | [diff] [blame] | 485 | printk(KERN_CONT "%s", (char *)data); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 486 | } |
| 487 | for (offset = 0xF108; offset <= mark - 0x08000000; offset += 0x8*4) { |
| 488 | for (word = 0; word < 8; word++) |
| 489 | data[word] = htonl(REG_RD(bp, MCP_REG_MCPR_SCRATCH + |
| 490 | offset + 4*word)); |
| 491 | data[8] = 0x0; |
Eliezer Tamir | 49d6677 | 2008-02-28 11:53:13 -0800 | [diff] [blame] | 492 | printk(KERN_CONT "%s", (char *)data); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 493 | } |
| 494 | printk("\n" KERN_ERR PFX "end of fw dump\n"); |
| 495 | } |
| 496 | |
| 497 | static void bnx2x_panic_dump(struct bnx2x *bp) |
| 498 | { |
| 499 | int i; |
| 500 | u16 j, start, end; |
| 501 | |
Yitchak Gertner | 66e855f | 2008-08-13 15:49:05 -0700 | [diff] [blame] | 502 | bp->stats_state = STATS_STATE_DISABLED; |
| 503 | DP(BNX2X_MSG_STATS, "stats_state - DISABLED\n"); |
| 504 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 505 | BNX2X_ERR("begin crash dump -----------------\n"); |
| 506 | |
| 507 | for_each_queue(bp, i) { |
| 508 | struct bnx2x_fastpath *fp = &bp->fp[i]; |
| 509 | struct eth_tx_db_data *hw_prods = fp->hw_tx_prods; |
| 510 | |
| 511 | BNX2X_ERR("queue[%d]: tx_pkt_prod(%x) tx_pkt_cons(%x)" |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 512 | " tx_bd_prod(%x) tx_bd_cons(%x) *tx_cons_sb(%x)\n", |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 513 | 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] | 514 | fp->tx_bd_cons, le16_to_cpu(*fp->tx_cons_sb)); |
Yitchak Gertner | 66e855f | 2008-08-13 15:49:05 -0700 | [diff] [blame] | 515 | BNX2X_ERR(" rx_bd_prod(%x) rx_bd_cons(%x)" |
| 516 | " *rx_bd_cons_sb(%x) rx_comp_prod(%x)" |
| 517 | " rx_comp_cons(%x) *rx_cons_sb(%x)\n", |
| 518 | fp->rx_bd_prod, fp->rx_bd_cons, |
| 519 | le16_to_cpu(*fp->rx_bd_cons_sb), fp->rx_comp_prod, |
| 520 | fp->rx_comp_cons, le16_to_cpu(*fp->rx_cons_sb)); |
| 521 | BNX2X_ERR(" rx_sge_prod(%x) last_max_sge(%x)" |
| 522 | " fp_c_idx(%x) *sb_c_idx(%x) fp_u_idx(%x)" |
| 523 | " *sb_u_idx(%x) bd data(%x,%x)\n", |
| 524 | fp->rx_sge_prod, fp->last_max_sge, fp->fp_c_idx, |
| 525 | fp->status_blk->c_status_block.status_block_index, |
| 526 | fp->fp_u_idx, |
| 527 | fp->status_blk->u_status_block.status_block_index, |
| 528 | hw_prods->packets_prod, hw_prods->bds_prod); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 529 | |
| 530 | start = TX_BD(le16_to_cpu(*fp->tx_cons_sb) - 10); |
| 531 | end = TX_BD(le16_to_cpu(*fp->tx_cons_sb) + 245); |
| 532 | for (j = start; j < end; j++) { |
| 533 | struct sw_tx_bd *sw_bd = &fp->tx_buf_ring[j]; |
| 534 | |
| 535 | BNX2X_ERR("packet[%x]=[%p,%x]\n", j, |
| 536 | sw_bd->skb, sw_bd->first_bd); |
| 537 | } |
| 538 | |
| 539 | start = TX_BD(fp->tx_bd_cons - 10); |
| 540 | end = TX_BD(fp->tx_bd_cons + 254); |
| 541 | for (j = start; j < end; j++) { |
| 542 | u32 *tx_bd = (u32 *)&fp->tx_desc_ring[j]; |
| 543 | |
| 544 | BNX2X_ERR("tx_bd[%x]=[%x:%x:%x:%x]\n", |
| 545 | j, tx_bd[0], tx_bd[1], tx_bd[2], tx_bd[3]); |
| 546 | } |
| 547 | |
| 548 | start = RX_BD(le16_to_cpu(*fp->rx_cons_sb) - 10); |
| 549 | end = RX_BD(le16_to_cpu(*fp->rx_cons_sb) + 503); |
| 550 | for (j = start; j < end; j++) { |
| 551 | u32 *rx_bd = (u32 *)&fp->rx_desc_ring[j]; |
| 552 | struct sw_rx_bd *sw_bd = &fp->rx_buf_ring[j]; |
| 553 | |
| 554 | BNX2X_ERR("rx_bd[%x]=[%x:%x] sw_bd=[%p]\n", |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 555 | j, rx_bd[1], rx_bd[0], sw_bd->skb); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 556 | } |
| 557 | |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 558 | start = 0; |
| 559 | end = RX_SGE_CNT*NUM_RX_SGE_PAGES; |
| 560 | for (j = start; j < end; j++) { |
| 561 | u32 *rx_sge = (u32 *)&fp->rx_sge_ring[j]; |
| 562 | struct sw_rx_page *sw_page = &fp->rx_page_ring[j]; |
| 563 | |
| 564 | BNX2X_ERR("rx_sge[%x]=[%x:%x] sw_page=[%p]\n", |
| 565 | j, rx_sge[1], rx_sge[0], sw_page->page); |
| 566 | } |
| 567 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 568 | start = RCQ_BD(fp->rx_comp_cons - 10); |
| 569 | end = RCQ_BD(fp->rx_comp_cons + 503); |
| 570 | for (j = start; j < end; j++) { |
| 571 | u32 *cqe = (u32 *)&fp->rx_comp_ring[j]; |
| 572 | |
| 573 | BNX2X_ERR("cqe[%x]=[%x:%x:%x:%x]\n", |
| 574 | j, cqe[0], cqe[1], cqe[2], cqe[3]); |
| 575 | } |
| 576 | } |
| 577 | |
Eliezer Tamir | 49d6677 | 2008-02-28 11:53:13 -0800 | [diff] [blame] | 578 | BNX2X_ERR("def_c_idx(%u) def_u_idx(%u) def_x_idx(%u)" |
| 579 | " def_t_idx(%u) def_att_idx(%u) attn_state(%u)" |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 580 | " spq_prod_idx(%u)\n", |
Eliezer Tamir | 49d6677 | 2008-02-28 11:53:13 -0800 | [diff] [blame] | 581 | bp->def_c_idx, bp->def_u_idx, bp->def_x_idx, bp->def_t_idx, |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 582 | bp->def_att_idx, bp->attn_state, bp->spq_prod_idx); |
| 583 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 584 | bnx2x_fw_dump(bp); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 585 | bnx2x_mc_assert(bp); |
| 586 | BNX2X_ERR("end crash dump -----------------\n"); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 587 | } |
| 588 | |
Eliezer Tamir | 615f8fd | 2008-02-28 11:54:54 -0800 | [diff] [blame] | 589 | static void bnx2x_int_enable(struct bnx2x *bp) |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 590 | { |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 591 | int port = BP_PORT(bp); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 592 | u32 addr = port ? HC_REG_CONFIG_1 : HC_REG_CONFIG_0; |
| 593 | u32 val = REG_RD(bp, addr); |
| 594 | int msix = (bp->flags & USING_MSIX_FLAG) ? 1 : 0; |
| 595 | |
| 596 | if (msix) { |
| 597 | val &= ~HC_CONFIG_0_REG_SINGLE_ISR_EN_0; |
| 598 | val |= (HC_CONFIG_0_REG_MSI_MSIX_INT_EN_0 | |
| 599 | HC_CONFIG_0_REG_ATTN_BIT_EN_0); |
| 600 | } else { |
| 601 | val |= (HC_CONFIG_0_REG_SINGLE_ISR_EN_0 | |
Eliezer Tamir | 615f8fd | 2008-02-28 11:54:54 -0800 | [diff] [blame] | 602 | HC_CONFIG_0_REG_MSI_MSIX_INT_EN_0 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 603 | HC_CONFIG_0_REG_INT_LINE_EN_0 | |
| 604 | HC_CONFIG_0_REG_ATTN_BIT_EN_0); |
Eliezer Tamir | 615f8fd | 2008-02-28 11:54:54 -0800 | [diff] [blame] | 605 | |
Eliezer Tamir | 615f8fd | 2008-02-28 11:54:54 -0800 | [diff] [blame] | 606 | DP(NETIF_MSG_INTR, "write %x to HC %d (addr 0x%x) MSI-X %d\n", |
| 607 | val, port, addr, msix); |
| 608 | |
| 609 | REG_WR(bp, addr, val); |
| 610 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 611 | val &= ~HC_CONFIG_0_REG_MSI_MSIX_INT_EN_0; |
| 612 | } |
| 613 | |
Eliezer Tamir | 615f8fd | 2008-02-28 11:54:54 -0800 | [diff] [blame] | 614 | DP(NETIF_MSG_INTR, "write %x to HC %d (addr 0x%x) MSI-X %d\n", |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 615 | val, port, addr, msix); |
| 616 | |
| 617 | REG_WR(bp, addr, val); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 618 | |
| 619 | if (CHIP_IS_E1H(bp)) { |
| 620 | /* init leading/trailing edge */ |
| 621 | if (IS_E1HMF(bp)) { |
| 622 | val = (0xfe0f | (1 << (BP_E1HVN(bp) + 4))); |
| 623 | if (bp->port.pmf) |
| 624 | /* enable nig attention */ |
| 625 | val |= 0x0100; |
| 626 | } else |
| 627 | val = 0xffff; |
| 628 | |
| 629 | REG_WR(bp, HC_REG_TRAILING_EDGE_0 + port*8, val); |
| 630 | REG_WR(bp, HC_REG_LEADING_EDGE_0 + port*8, val); |
| 631 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 632 | } |
| 633 | |
Eliezer Tamir | 615f8fd | 2008-02-28 11:54:54 -0800 | [diff] [blame] | 634 | static void bnx2x_int_disable(struct bnx2x *bp) |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 635 | { |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 636 | int port = BP_PORT(bp); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 637 | u32 addr = port ? HC_REG_CONFIG_1 : HC_REG_CONFIG_0; |
| 638 | u32 val = REG_RD(bp, addr); |
| 639 | |
| 640 | val &= ~(HC_CONFIG_0_REG_SINGLE_ISR_EN_0 | |
| 641 | HC_CONFIG_0_REG_MSI_MSIX_INT_EN_0 | |
| 642 | HC_CONFIG_0_REG_INT_LINE_EN_0 | |
| 643 | HC_CONFIG_0_REG_ATTN_BIT_EN_0); |
| 644 | |
| 645 | DP(NETIF_MSG_INTR, "write %x to HC %d (addr 0x%x)\n", |
| 646 | val, port, addr); |
| 647 | |
| 648 | REG_WR(bp, addr, val); |
| 649 | if (REG_RD(bp, addr) != val) |
| 650 | BNX2X_ERR("BUG! proper val not read from IGU!\n"); |
| 651 | } |
| 652 | |
Eliezer Tamir | 615f8fd | 2008-02-28 11:54:54 -0800 | [diff] [blame] | 653 | static void bnx2x_int_disable_sync(struct bnx2x *bp) |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 654 | { |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 655 | int msix = (bp->flags & USING_MSIX_FLAG) ? 1 : 0; |
| 656 | int i; |
| 657 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 658 | /* disable interrupt handling */ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 659 | atomic_inc(&bp->intr_sem); |
Eliezer Tamir | c14423f | 2008-02-28 11:49:42 -0800 | [diff] [blame] | 660 | /* prevent the HW from sending interrupts */ |
Eliezer Tamir | 615f8fd | 2008-02-28 11:54:54 -0800 | [diff] [blame] | 661 | bnx2x_int_disable(bp); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 662 | |
| 663 | /* make sure all ISRs are done */ |
| 664 | if (msix) { |
| 665 | for_each_queue(bp, i) |
| 666 | synchronize_irq(bp->msix_table[i].vector); |
| 667 | |
| 668 | /* one more for the Slow Path IRQ */ |
| 669 | synchronize_irq(bp->msix_table[i].vector); |
| 670 | } else |
| 671 | synchronize_irq(bp->pdev->irq); |
| 672 | |
| 673 | /* make sure sp_task is not running */ |
| 674 | cancel_work_sync(&bp->sp_task); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 675 | } |
| 676 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 677 | /* fast path */ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 678 | |
| 679 | /* |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 680 | * General service functions |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 681 | */ |
| 682 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 683 | static inline void bnx2x_ack_sb(struct bnx2x *bp, u8 sb_id, |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 684 | u8 storm, u16 index, u8 op, u8 update) |
| 685 | { |
Eilon Greenstein | 5c86284 | 2008-08-13 15:51:48 -0700 | [diff] [blame] | 686 | u32 hc_addr = (HC_REG_COMMAND_REG + BP_PORT(bp)*32 + |
| 687 | COMMAND_REG_INT_ACK); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 688 | struct igu_ack_register igu_ack; |
| 689 | |
| 690 | igu_ack.status_block_index = index; |
| 691 | igu_ack.sb_id_and_flags = |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 692 | ((sb_id << IGU_ACK_REGISTER_STATUS_BLOCK_ID_SHIFT) | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 693 | (storm << IGU_ACK_REGISTER_STORM_ID_SHIFT) | |
| 694 | (update << IGU_ACK_REGISTER_UPDATE_INDEX_SHIFT) | |
| 695 | (op << IGU_ACK_REGISTER_INTERRUPT_MODE_SHIFT)); |
| 696 | |
Eilon Greenstein | 5c86284 | 2008-08-13 15:51:48 -0700 | [diff] [blame] | 697 | DP(BNX2X_MSG_OFF, "write 0x%08x to HC addr 0x%x\n", |
| 698 | (*(u32 *)&igu_ack), hc_addr); |
| 699 | REG_WR(bp, hc_addr, (*(u32 *)&igu_ack)); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 700 | } |
| 701 | |
| 702 | static inline u16 bnx2x_update_fpsb_idx(struct bnx2x_fastpath *fp) |
| 703 | { |
| 704 | struct host_status_block *fpsb = fp->status_blk; |
| 705 | u16 rc = 0; |
| 706 | |
| 707 | barrier(); /* status block is written to by the chip */ |
| 708 | if (fp->fp_c_idx != fpsb->c_status_block.status_block_index) { |
| 709 | fp->fp_c_idx = fpsb->c_status_block.status_block_index; |
| 710 | rc |= 1; |
| 711 | } |
| 712 | if (fp->fp_u_idx != fpsb->u_status_block.status_block_index) { |
| 713 | fp->fp_u_idx = fpsb->u_status_block.status_block_index; |
| 714 | rc |= 2; |
| 715 | } |
| 716 | return rc; |
| 717 | } |
| 718 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 719 | static u16 bnx2x_ack_int(struct bnx2x *bp) |
| 720 | { |
Eilon Greenstein | 5c86284 | 2008-08-13 15:51:48 -0700 | [diff] [blame] | 721 | u32 hc_addr = (HC_REG_COMMAND_REG + BP_PORT(bp)*32 + |
| 722 | COMMAND_REG_SIMD_MASK); |
| 723 | u32 result = REG_RD(bp, hc_addr); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 724 | |
Eilon Greenstein | 5c86284 | 2008-08-13 15:51:48 -0700 | [diff] [blame] | 725 | DP(BNX2X_MSG_OFF, "read 0x%08x from HC addr 0x%x\n", |
| 726 | result, hc_addr); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 727 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 728 | return result; |
| 729 | } |
| 730 | |
| 731 | |
| 732 | /* |
| 733 | * fast path service functions |
| 734 | */ |
| 735 | |
| 736 | /* free skb in the packet ring at pos idx |
| 737 | * return idx of last bd freed |
| 738 | */ |
| 739 | static u16 bnx2x_free_tx_pkt(struct bnx2x *bp, struct bnx2x_fastpath *fp, |
| 740 | u16 idx) |
| 741 | { |
| 742 | struct sw_tx_bd *tx_buf = &fp->tx_buf_ring[idx]; |
| 743 | struct eth_tx_bd *tx_bd; |
| 744 | struct sk_buff *skb = tx_buf->skb; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 745 | u16 bd_idx = TX_BD(tx_buf->first_bd), new_cons; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 746 | int nbd; |
| 747 | |
| 748 | DP(BNX2X_MSG_OFF, "pkt_idx %d buff @(%p)->skb %p\n", |
| 749 | idx, tx_buf, skb); |
| 750 | |
| 751 | /* unmap first bd */ |
| 752 | DP(BNX2X_MSG_OFF, "free bd_idx %d\n", bd_idx); |
| 753 | tx_bd = &fp->tx_desc_ring[bd_idx]; |
| 754 | pci_unmap_single(bp->pdev, BD_UNMAP_ADDR(tx_bd), |
| 755 | BD_UNMAP_LEN(tx_bd), PCI_DMA_TODEVICE); |
| 756 | |
| 757 | nbd = le16_to_cpu(tx_bd->nbd) - 1; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 758 | new_cons = nbd + tx_buf->first_bd; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 759 | #ifdef BNX2X_STOP_ON_ERROR |
| 760 | if (nbd > (MAX_SKB_FRAGS + 2)) { |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 761 | BNX2X_ERR("BAD nbd!\n"); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 762 | bnx2x_panic(); |
| 763 | } |
| 764 | #endif |
| 765 | |
| 766 | /* Skip a parse bd and the TSO split header bd |
| 767 | since they have no mapping */ |
| 768 | if (nbd) |
| 769 | bd_idx = TX_BD(NEXT_TX_IDX(bd_idx)); |
| 770 | |
| 771 | if (tx_bd->bd_flags.as_bitfield & (ETH_TX_BD_FLAGS_IP_CSUM | |
| 772 | ETH_TX_BD_FLAGS_TCP_CSUM | |
| 773 | ETH_TX_BD_FLAGS_SW_LSO)) { |
| 774 | if (--nbd) |
| 775 | bd_idx = TX_BD(NEXT_TX_IDX(bd_idx)); |
| 776 | tx_bd = &fp->tx_desc_ring[bd_idx]; |
| 777 | /* is this a TSO split header bd? */ |
| 778 | if (tx_bd->bd_flags.as_bitfield & ETH_TX_BD_FLAGS_SW_LSO) { |
| 779 | if (--nbd) |
| 780 | bd_idx = TX_BD(NEXT_TX_IDX(bd_idx)); |
| 781 | } |
| 782 | } |
| 783 | |
| 784 | /* now free frags */ |
| 785 | while (nbd > 0) { |
| 786 | |
| 787 | DP(BNX2X_MSG_OFF, "free frag bd_idx %d\n", bd_idx); |
| 788 | tx_bd = &fp->tx_desc_ring[bd_idx]; |
| 789 | pci_unmap_page(bp->pdev, BD_UNMAP_ADDR(tx_bd), |
| 790 | BD_UNMAP_LEN(tx_bd), PCI_DMA_TODEVICE); |
| 791 | if (--nbd) |
| 792 | bd_idx = TX_BD(NEXT_TX_IDX(bd_idx)); |
| 793 | } |
| 794 | |
| 795 | /* release skb */ |
Ilpo Järvinen | 53e5e96 | 2008-07-25 21:40:45 -0700 | [diff] [blame] | 796 | WARN_ON(!skb); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 797 | dev_kfree_skb(skb); |
| 798 | tx_buf->first_bd = 0; |
| 799 | tx_buf->skb = NULL; |
| 800 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 801 | return new_cons; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 802 | } |
| 803 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 804 | static inline u16 bnx2x_tx_avail(struct bnx2x_fastpath *fp) |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 805 | { |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 806 | s16 used; |
| 807 | u16 prod; |
| 808 | u16 cons; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 809 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 810 | barrier(); /* Tell compiler that prod and cons can change */ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 811 | prod = fp->tx_bd_prod; |
| 812 | cons = fp->tx_bd_cons; |
| 813 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 814 | /* NUM_TX_RINGS = number of "next-page" entries |
| 815 | It will be used as a threshold */ |
| 816 | used = SUB_S16(prod, cons) + (s16)NUM_TX_RINGS; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 817 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 818 | #ifdef BNX2X_STOP_ON_ERROR |
Ilpo Järvinen | 53e5e96 | 2008-07-25 21:40:45 -0700 | [diff] [blame] | 819 | WARN_ON(used < 0); |
| 820 | WARN_ON(used > fp->bp->tx_ring_size); |
| 821 | WARN_ON((fp->bp->tx_ring_size - used) > MAX_TX_AVAIL); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 822 | #endif |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 823 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 824 | return (s16)(fp->bp->tx_ring_size) - used; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 825 | } |
| 826 | |
| 827 | static void bnx2x_tx_int(struct bnx2x_fastpath *fp, int work) |
| 828 | { |
| 829 | struct bnx2x *bp = fp->bp; |
| 830 | u16 hw_cons, sw_cons, bd_cons = fp->tx_bd_cons; |
| 831 | int done = 0; |
| 832 | |
| 833 | #ifdef BNX2X_STOP_ON_ERROR |
| 834 | if (unlikely(bp->panic)) |
| 835 | return; |
| 836 | #endif |
| 837 | |
| 838 | hw_cons = le16_to_cpu(*fp->tx_cons_sb); |
| 839 | sw_cons = fp->tx_pkt_cons; |
| 840 | |
| 841 | while (sw_cons != hw_cons) { |
| 842 | u16 pkt_cons; |
| 843 | |
| 844 | pkt_cons = TX_BD(sw_cons); |
| 845 | |
| 846 | /* prefetch(bp->tx_buf_ring[pkt_cons].skb); */ |
| 847 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 848 | 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] | 849 | hw_cons, sw_cons, pkt_cons); |
| 850 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 851 | /* if (NEXT_TX_IDX(sw_cons) != hw_cons) { |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 852 | rmb(); |
| 853 | prefetch(fp->tx_buf_ring[NEXT_TX_IDX(sw_cons)].skb); |
| 854 | } |
| 855 | */ |
| 856 | bd_cons = bnx2x_free_tx_pkt(bp, fp, pkt_cons); |
| 857 | sw_cons++; |
| 858 | done++; |
| 859 | |
| 860 | if (done == work) |
| 861 | break; |
| 862 | } |
| 863 | |
| 864 | fp->tx_pkt_cons = sw_cons; |
| 865 | fp->tx_bd_cons = bd_cons; |
| 866 | |
| 867 | /* Need to make the tx_cons update visible to start_xmit() |
| 868 | * before checking for netif_queue_stopped(). Without the |
| 869 | * memory barrier, there is a small possibility that start_xmit() |
| 870 | * will miss it and cause the queue to be stopped forever. |
| 871 | */ |
| 872 | smp_mb(); |
| 873 | |
| 874 | /* TBD need a thresh? */ |
| 875 | if (unlikely(netif_queue_stopped(bp->dev))) { |
| 876 | |
| 877 | netif_tx_lock(bp->dev); |
| 878 | |
| 879 | if (netif_queue_stopped(bp->dev) && |
Vladislav Zolotarov | da5a662 | 2008-08-13 15:50:00 -0700 | [diff] [blame] | 880 | (bp->state == BNX2X_STATE_OPEN) && |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 881 | (bnx2x_tx_avail(fp) >= MAX_SKB_FRAGS + 3)) |
| 882 | netif_wake_queue(bp->dev); |
| 883 | |
| 884 | netif_tx_unlock(bp->dev); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 885 | } |
| 886 | } |
| 887 | |
| 888 | static void bnx2x_sp_event(struct bnx2x_fastpath *fp, |
| 889 | union eth_rx_cqe *rr_cqe) |
| 890 | { |
| 891 | struct bnx2x *bp = fp->bp; |
| 892 | int cid = SW_CID(rr_cqe->ramrod_cqe.conn_and_cmd_data); |
| 893 | int command = CQE_CMD(rr_cqe->ramrod_cqe.conn_and_cmd_data); |
| 894 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 895 | DP(BNX2X_MSG_SP, |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 896 | "fp %d cid %d got ramrod #%d state is %x type is %d\n", |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 897 | FP_IDX(fp), cid, command, bp->state, |
| 898 | rr_cqe->ramrod_cqe.ramrod_type); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 899 | |
| 900 | bp->spq_left++; |
| 901 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 902 | if (FP_IDX(fp)) { |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 903 | switch (command | fp->state) { |
| 904 | case (RAMROD_CMD_ID_ETH_CLIENT_SETUP | |
| 905 | BNX2X_FP_STATE_OPENING): |
| 906 | DP(NETIF_MSG_IFUP, "got MULTI[%d] setup ramrod\n", |
| 907 | cid); |
| 908 | fp->state = BNX2X_FP_STATE_OPEN; |
| 909 | break; |
| 910 | |
| 911 | case (RAMROD_CMD_ID_ETH_HALT | BNX2X_FP_STATE_HALTING): |
| 912 | DP(NETIF_MSG_IFDOWN, "got MULTI[%d] halt ramrod\n", |
| 913 | cid); |
| 914 | fp->state = BNX2X_FP_STATE_HALTED; |
| 915 | break; |
| 916 | |
| 917 | default: |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 918 | BNX2X_ERR("unexpected MC reply (%d) " |
| 919 | "fp->state is %x\n", command, fp->state); |
| 920 | break; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 921 | } |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 922 | mb(); /* force bnx2x_wait_ramrod() to see the change */ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 923 | return; |
| 924 | } |
Eliezer Tamir | c14423f | 2008-02-28 11:49:42 -0800 | [diff] [blame] | 925 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 926 | switch (command | bp->state) { |
| 927 | case (RAMROD_CMD_ID_ETH_PORT_SETUP | BNX2X_STATE_OPENING_WAIT4_PORT): |
| 928 | DP(NETIF_MSG_IFUP, "got setup ramrod\n"); |
| 929 | bp->state = BNX2X_STATE_OPEN; |
| 930 | break; |
| 931 | |
| 932 | case (RAMROD_CMD_ID_ETH_HALT | BNX2X_STATE_CLOSING_WAIT4_HALT): |
| 933 | DP(NETIF_MSG_IFDOWN, "got halt ramrod\n"); |
| 934 | bp->state = BNX2X_STATE_CLOSING_WAIT4_DELETE; |
| 935 | fp->state = BNX2X_FP_STATE_HALTED; |
| 936 | break; |
| 937 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 938 | case (RAMROD_CMD_ID_ETH_CFC_DEL | BNX2X_STATE_CLOSING_WAIT4_HALT): |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 939 | DP(NETIF_MSG_IFDOWN, "got delete ramrod for MULTI[%d]\n", cid); |
Eliezer Tamir | 49d6677 | 2008-02-28 11:53:13 -0800 | [diff] [blame] | 940 | bnx2x_fp(bp, cid, state) = BNX2X_FP_STATE_CLOSED; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 941 | break; |
| 942 | |
| 943 | case (RAMROD_CMD_ID_ETH_SET_MAC | BNX2X_STATE_OPEN): |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 944 | case (RAMROD_CMD_ID_ETH_SET_MAC | BNX2X_STATE_DIAG): |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 945 | DP(NETIF_MSG_IFUP, "got set mac ramrod\n"); |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 946 | bp->set_mac_pending = 0; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 947 | break; |
| 948 | |
Eliezer Tamir | 49d6677 | 2008-02-28 11:53:13 -0800 | [diff] [blame] | 949 | case (RAMROD_CMD_ID_ETH_SET_MAC | BNX2X_STATE_CLOSING_WAIT4_HALT): |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 950 | DP(NETIF_MSG_IFDOWN, "got (un)set mac ramrod\n"); |
Eliezer Tamir | 49d6677 | 2008-02-28 11:53:13 -0800 | [diff] [blame] | 951 | break; |
| 952 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 953 | default: |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 954 | BNX2X_ERR("unexpected MC reply (%d) bp->state is %x\n", |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 955 | command, bp->state); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 956 | break; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 957 | } |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 958 | mb(); /* force bnx2x_wait_ramrod() to see the change */ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 959 | } |
| 960 | |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 961 | static inline void bnx2x_free_rx_sge(struct bnx2x *bp, |
| 962 | struct bnx2x_fastpath *fp, u16 index) |
| 963 | { |
| 964 | struct sw_rx_page *sw_buf = &fp->rx_page_ring[index]; |
| 965 | struct page *page = sw_buf->page; |
| 966 | struct eth_rx_sge *sge = &fp->rx_sge_ring[index]; |
| 967 | |
| 968 | /* Skip "next page" elements */ |
| 969 | if (!page) |
| 970 | return; |
| 971 | |
| 972 | pci_unmap_page(bp->pdev, pci_unmap_addr(sw_buf, mapping), |
| 973 | BCM_PAGE_SIZE*PAGES_PER_SGE, PCI_DMA_FROMDEVICE); |
| 974 | __free_pages(page, PAGES_PER_SGE_SHIFT); |
| 975 | |
| 976 | sw_buf->page = NULL; |
| 977 | sge->addr_hi = 0; |
| 978 | sge->addr_lo = 0; |
| 979 | } |
| 980 | |
| 981 | static inline void bnx2x_free_rx_sge_range(struct bnx2x *bp, |
| 982 | struct bnx2x_fastpath *fp, int last) |
| 983 | { |
| 984 | int i; |
| 985 | |
| 986 | for (i = 0; i < last; i++) |
| 987 | bnx2x_free_rx_sge(bp, fp, i); |
| 988 | } |
| 989 | |
| 990 | static inline int bnx2x_alloc_rx_sge(struct bnx2x *bp, |
| 991 | struct bnx2x_fastpath *fp, u16 index) |
| 992 | { |
| 993 | struct page *page = alloc_pages(GFP_ATOMIC, PAGES_PER_SGE_SHIFT); |
| 994 | struct sw_rx_page *sw_buf = &fp->rx_page_ring[index]; |
| 995 | struct eth_rx_sge *sge = &fp->rx_sge_ring[index]; |
| 996 | dma_addr_t mapping; |
| 997 | |
| 998 | if (unlikely(page == NULL)) |
| 999 | return -ENOMEM; |
| 1000 | |
| 1001 | mapping = pci_map_page(bp->pdev, page, 0, BCM_PAGE_SIZE*PAGES_PER_SGE, |
| 1002 | PCI_DMA_FROMDEVICE); |
FUJITA Tomonori | 8d8bb39 | 2008-07-25 19:44:49 -0700 | [diff] [blame] | 1003 | if (unlikely(dma_mapping_error(&bp->pdev->dev, mapping))) { |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 1004 | __free_pages(page, PAGES_PER_SGE_SHIFT); |
| 1005 | return -ENOMEM; |
| 1006 | } |
| 1007 | |
| 1008 | sw_buf->page = page; |
| 1009 | pci_unmap_addr_set(sw_buf, mapping, mapping); |
| 1010 | |
| 1011 | sge->addr_hi = cpu_to_le32(U64_HI(mapping)); |
| 1012 | sge->addr_lo = cpu_to_le32(U64_LO(mapping)); |
| 1013 | |
| 1014 | return 0; |
| 1015 | } |
| 1016 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1017 | static inline int bnx2x_alloc_rx_skb(struct bnx2x *bp, |
| 1018 | struct bnx2x_fastpath *fp, u16 index) |
| 1019 | { |
| 1020 | struct sk_buff *skb; |
| 1021 | struct sw_rx_bd *rx_buf = &fp->rx_buf_ring[index]; |
| 1022 | struct eth_rx_bd *rx_bd = &fp->rx_desc_ring[index]; |
| 1023 | dma_addr_t mapping; |
| 1024 | |
| 1025 | skb = netdev_alloc_skb(bp->dev, bp->rx_buf_size); |
| 1026 | if (unlikely(skb == NULL)) |
| 1027 | return -ENOMEM; |
| 1028 | |
| 1029 | mapping = pci_map_single(bp->pdev, skb->data, bp->rx_buf_use_size, |
| 1030 | PCI_DMA_FROMDEVICE); |
FUJITA Tomonori | 8d8bb39 | 2008-07-25 19:44:49 -0700 | [diff] [blame] | 1031 | if (unlikely(dma_mapping_error(&bp->pdev->dev, mapping))) { |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1032 | dev_kfree_skb(skb); |
| 1033 | return -ENOMEM; |
| 1034 | } |
| 1035 | |
| 1036 | rx_buf->skb = skb; |
| 1037 | pci_unmap_addr_set(rx_buf, mapping, mapping); |
| 1038 | |
| 1039 | rx_bd->addr_hi = cpu_to_le32(U64_HI(mapping)); |
| 1040 | rx_bd->addr_lo = cpu_to_le32(U64_LO(mapping)); |
| 1041 | |
| 1042 | return 0; |
| 1043 | } |
| 1044 | |
| 1045 | /* note that we are not allocating a new skb, |
| 1046 | * we are just moving one from cons to prod |
| 1047 | * we are not creating a new mapping, |
| 1048 | * so there is no need to check for dma_mapping_error(). |
| 1049 | */ |
| 1050 | static void bnx2x_reuse_rx_skb(struct bnx2x_fastpath *fp, |
| 1051 | struct sk_buff *skb, u16 cons, u16 prod) |
| 1052 | { |
| 1053 | struct bnx2x *bp = fp->bp; |
| 1054 | struct sw_rx_bd *cons_rx_buf = &fp->rx_buf_ring[cons]; |
| 1055 | struct sw_rx_bd *prod_rx_buf = &fp->rx_buf_ring[prod]; |
| 1056 | struct eth_rx_bd *cons_bd = &fp->rx_desc_ring[cons]; |
| 1057 | struct eth_rx_bd *prod_bd = &fp->rx_desc_ring[prod]; |
| 1058 | |
| 1059 | pci_dma_sync_single_for_device(bp->pdev, |
| 1060 | pci_unmap_addr(cons_rx_buf, mapping), |
| 1061 | bp->rx_offset + RX_COPY_THRESH, |
| 1062 | PCI_DMA_FROMDEVICE); |
| 1063 | |
| 1064 | prod_rx_buf->skb = cons_rx_buf->skb; |
| 1065 | pci_unmap_addr_set(prod_rx_buf, mapping, |
| 1066 | pci_unmap_addr(cons_rx_buf, mapping)); |
| 1067 | *prod_bd = *cons_bd; |
| 1068 | } |
| 1069 | |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 1070 | static inline void bnx2x_update_last_max_sge(struct bnx2x_fastpath *fp, |
| 1071 | u16 idx) |
| 1072 | { |
| 1073 | u16 last_max = fp->last_max_sge; |
| 1074 | |
| 1075 | if (SUB_S16(idx, last_max) > 0) |
| 1076 | fp->last_max_sge = idx; |
| 1077 | } |
| 1078 | |
| 1079 | static void bnx2x_clear_sge_mask_next_elems(struct bnx2x_fastpath *fp) |
| 1080 | { |
| 1081 | int i, j; |
| 1082 | |
| 1083 | for (i = 1; i <= NUM_RX_SGE_PAGES; i++) { |
| 1084 | int idx = RX_SGE_CNT * i - 1; |
| 1085 | |
| 1086 | for (j = 0; j < 2; j++) { |
| 1087 | SGE_MASK_CLEAR_BIT(fp, idx); |
| 1088 | idx--; |
| 1089 | } |
| 1090 | } |
| 1091 | } |
| 1092 | |
| 1093 | static void bnx2x_update_sge_prod(struct bnx2x_fastpath *fp, |
| 1094 | struct eth_fast_path_rx_cqe *fp_cqe) |
| 1095 | { |
| 1096 | struct bnx2x *bp = fp->bp; |
| 1097 | u16 sge_len = BCM_PAGE_ALIGN(le16_to_cpu(fp_cqe->pkt_len) - |
| 1098 | le16_to_cpu(fp_cqe->len_on_bd)) >> |
| 1099 | BCM_PAGE_SHIFT; |
| 1100 | u16 last_max, last_elem, first_elem; |
| 1101 | u16 delta = 0; |
| 1102 | u16 i; |
| 1103 | |
| 1104 | if (!sge_len) |
| 1105 | return; |
| 1106 | |
| 1107 | /* First mark all used pages */ |
| 1108 | for (i = 0; i < sge_len; i++) |
| 1109 | SGE_MASK_CLEAR_BIT(fp, RX_SGE(le16_to_cpu(fp_cqe->sgl[i]))); |
| 1110 | |
| 1111 | DP(NETIF_MSG_RX_STATUS, "fp_cqe->sgl[%d] = %d\n", |
| 1112 | sge_len - 1, le16_to_cpu(fp_cqe->sgl[sge_len - 1])); |
| 1113 | |
| 1114 | /* Here we assume that the last SGE index is the biggest */ |
| 1115 | prefetch((void *)(fp->sge_mask)); |
| 1116 | bnx2x_update_last_max_sge(fp, le16_to_cpu(fp_cqe->sgl[sge_len - 1])); |
| 1117 | |
| 1118 | last_max = RX_SGE(fp->last_max_sge); |
| 1119 | last_elem = last_max >> RX_SGE_MASK_ELEM_SHIFT; |
| 1120 | first_elem = RX_SGE(fp->rx_sge_prod) >> RX_SGE_MASK_ELEM_SHIFT; |
| 1121 | |
| 1122 | /* If ring is not full */ |
| 1123 | if (last_elem + 1 != first_elem) |
| 1124 | last_elem++; |
| 1125 | |
| 1126 | /* Now update the prod */ |
| 1127 | for (i = first_elem; i != last_elem; i = NEXT_SGE_MASK_ELEM(i)) { |
| 1128 | if (likely(fp->sge_mask[i])) |
| 1129 | break; |
| 1130 | |
| 1131 | fp->sge_mask[i] = RX_SGE_MASK_ELEM_ONE_MASK; |
| 1132 | delta += RX_SGE_MASK_ELEM_SZ; |
| 1133 | } |
| 1134 | |
| 1135 | if (delta > 0) { |
| 1136 | fp->rx_sge_prod += delta; |
| 1137 | /* clear page-end entries */ |
| 1138 | bnx2x_clear_sge_mask_next_elems(fp); |
| 1139 | } |
| 1140 | |
| 1141 | DP(NETIF_MSG_RX_STATUS, |
| 1142 | "fp->last_max_sge = %d fp->rx_sge_prod = %d\n", |
| 1143 | fp->last_max_sge, fp->rx_sge_prod); |
| 1144 | } |
| 1145 | |
| 1146 | static inline void bnx2x_init_sge_ring_bit_mask(struct bnx2x_fastpath *fp) |
| 1147 | { |
| 1148 | /* Set the mask to all 1-s: it's faster to compare to 0 than to 0xf-s */ |
| 1149 | memset(fp->sge_mask, 0xff, |
| 1150 | (NUM_RX_SGE >> RX_SGE_MASK_ELEM_SHIFT)*sizeof(u64)); |
| 1151 | |
| 1152 | /* Clear the two last indeces in the page to 1: |
| 1153 | these are the indeces that correspond to the "next" element, |
| 1154 | hence will never be indicated and should be removed from |
| 1155 | the calculations. */ |
| 1156 | bnx2x_clear_sge_mask_next_elems(fp); |
| 1157 | } |
| 1158 | |
| 1159 | static void bnx2x_tpa_start(struct bnx2x_fastpath *fp, u16 queue, |
| 1160 | struct sk_buff *skb, u16 cons, u16 prod) |
| 1161 | { |
| 1162 | struct bnx2x *bp = fp->bp; |
| 1163 | struct sw_rx_bd *cons_rx_buf = &fp->rx_buf_ring[cons]; |
| 1164 | struct sw_rx_bd *prod_rx_buf = &fp->rx_buf_ring[prod]; |
| 1165 | struct eth_rx_bd *prod_bd = &fp->rx_desc_ring[prod]; |
| 1166 | dma_addr_t mapping; |
| 1167 | |
| 1168 | /* move empty skb from pool to prod and map it */ |
| 1169 | prod_rx_buf->skb = fp->tpa_pool[queue].skb; |
| 1170 | mapping = pci_map_single(bp->pdev, fp->tpa_pool[queue].skb->data, |
| 1171 | bp->rx_buf_use_size, PCI_DMA_FROMDEVICE); |
| 1172 | pci_unmap_addr_set(prod_rx_buf, mapping, mapping); |
| 1173 | |
| 1174 | /* move partial skb from cons to pool (don't unmap yet) */ |
| 1175 | fp->tpa_pool[queue] = *cons_rx_buf; |
| 1176 | |
| 1177 | /* mark bin state as start - print error if current state != stop */ |
| 1178 | if (fp->tpa_state[queue] != BNX2X_TPA_STOP) |
| 1179 | BNX2X_ERR("start of bin not in stop [%d]\n", queue); |
| 1180 | |
| 1181 | fp->tpa_state[queue] = BNX2X_TPA_START; |
| 1182 | |
| 1183 | /* point prod_bd to new skb */ |
| 1184 | prod_bd->addr_hi = cpu_to_le32(U64_HI(mapping)); |
| 1185 | prod_bd->addr_lo = cpu_to_le32(U64_LO(mapping)); |
| 1186 | |
| 1187 | #ifdef BNX2X_STOP_ON_ERROR |
| 1188 | fp->tpa_queue_used |= (1 << queue); |
| 1189 | #ifdef __powerpc64__ |
| 1190 | DP(NETIF_MSG_RX_STATUS, "fp->tpa_queue_used = 0x%lx\n", |
| 1191 | #else |
| 1192 | DP(NETIF_MSG_RX_STATUS, "fp->tpa_queue_used = 0x%llx\n", |
| 1193 | #endif |
| 1194 | fp->tpa_queue_used); |
| 1195 | #endif |
| 1196 | } |
| 1197 | |
| 1198 | static int bnx2x_fill_frag_skb(struct bnx2x *bp, struct bnx2x_fastpath *fp, |
| 1199 | struct sk_buff *skb, |
| 1200 | struct eth_fast_path_rx_cqe *fp_cqe, |
| 1201 | u16 cqe_idx) |
| 1202 | { |
| 1203 | struct sw_rx_page *rx_pg, old_rx_pg; |
| 1204 | struct page *sge; |
| 1205 | u16 len_on_bd = le16_to_cpu(fp_cqe->len_on_bd); |
| 1206 | u32 i, frag_len, frag_size, pages; |
| 1207 | int err; |
| 1208 | int j; |
| 1209 | |
| 1210 | frag_size = le16_to_cpu(fp_cqe->pkt_len) - len_on_bd; |
| 1211 | pages = BCM_PAGE_ALIGN(frag_size) >> BCM_PAGE_SHIFT; |
| 1212 | |
| 1213 | /* This is needed in order to enable forwarding support */ |
| 1214 | if (frag_size) |
| 1215 | skb_shinfo(skb)->gso_size = min((u32)BCM_PAGE_SIZE, |
| 1216 | max(frag_size, (u32)len_on_bd)); |
| 1217 | |
| 1218 | #ifdef BNX2X_STOP_ON_ERROR |
| 1219 | if (pages > 8*PAGES_PER_SGE) { |
| 1220 | BNX2X_ERR("SGL length is too long: %d. CQE index is %d\n", |
| 1221 | pages, cqe_idx); |
| 1222 | BNX2X_ERR("fp_cqe->pkt_len = %d fp_cqe->len_on_bd = %d\n", |
| 1223 | fp_cqe->pkt_len, len_on_bd); |
| 1224 | bnx2x_panic(); |
| 1225 | return -EINVAL; |
| 1226 | } |
| 1227 | #endif |
| 1228 | |
| 1229 | /* Run through the SGL and compose the fragmented skb */ |
| 1230 | for (i = 0, j = 0; i < pages; i += PAGES_PER_SGE, j++) { |
| 1231 | u16 sge_idx = RX_SGE(le16_to_cpu(fp_cqe->sgl[j])); |
| 1232 | |
| 1233 | /* FW gives the indices of the SGE as if the ring is an array |
| 1234 | (meaning that "next" element will consume 2 indices) */ |
| 1235 | frag_len = min(frag_size, (u32)(BCM_PAGE_SIZE*PAGES_PER_SGE)); |
| 1236 | rx_pg = &fp->rx_page_ring[sge_idx]; |
| 1237 | sge = rx_pg->page; |
| 1238 | old_rx_pg = *rx_pg; |
| 1239 | |
| 1240 | /* If we fail to allocate a substitute page, we simply stop |
| 1241 | where we are and drop the whole packet */ |
| 1242 | err = bnx2x_alloc_rx_sge(bp, fp, sge_idx); |
| 1243 | if (unlikely(err)) { |
Yitchak Gertner | 66e855f | 2008-08-13 15:49:05 -0700 | [diff] [blame] | 1244 | bp->eth_stats.rx_skb_alloc_failed++; |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 1245 | return err; |
| 1246 | } |
| 1247 | |
| 1248 | /* Unmap the page as we r going to pass it to the stack */ |
| 1249 | pci_unmap_page(bp->pdev, pci_unmap_addr(&old_rx_pg, mapping), |
| 1250 | BCM_PAGE_SIZE*PAGES_PER_SGE, PCI_DMA_FROMDEVICE); |
| 1251 | |
| 1252 | /* Add one frag and update the appropriate fields in the skb */ |
| 1253 | skb_fill_page_desc(skb, j, old_rx_pg.page, 0, frag_len); |
| 1254 | |
| 1255 | skb->data_len += frag_len; |
| 1256 | skb->truesize += frag_len; |
| 1257 | skb->len += frag_len; |
| 1258 | |
| 1259 | frag_size -= frag_len; |
| 1260 | } |
| 1261 | |
| 1262 | return 0; |
| 1263 | } |
| 1264 | |
| 1265 | static void bnx2x_tpa_stop(struct bnx2x *bp, struct bnx2x_fastpath *fp, |
| 1266 | u16 queue, int pad, int len, union eth_rx_cqe *cqe, |
| 1267 | u16 cqe_idx) |
| 1268 | { |
| 1269 | struct sw_rx_bd *rx_buf = &fp->tpa_pool[queue]; |
| 1270 | struct sk_buff *skb = rx_buf->skb; |
| 1271 | /* alloc new skb */ |
| 1272 | struct sk_buff *new_skb = netdev_alloc_skb(bp->dev, bp->rx_buf_size); |
| 1273 | |
| 1274 | /* Unmap skb in the pool anyway, as we are going to change |
| 1275 | pool entry status to BNX2X_TPA_STOP even if new skb allocation |
| 1276 | fails. */ |
| 1277 | pci_unmap_single(bp->pdev, pci_unmap_addr(rx_buf, mapping), |
| 1278 | bp->rx_buf_use_size, PCI_DMA_FROMDEVICE); |
| 1279 | |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 1280 | if (likely(new_skb)) { |
Yitchak Gertner | 66e855f | 2008-08-13 15:49:05 -0700 | [diff] [blame] | 1281 | /* fix ip xsum and give it to the stack */ |
| 1282 | /* (no need to map the new skb) */ |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 1283 | |
| 1284 | prefetch(skb); |
| 1285 | prefetch(((char *)(skb)) + 128); |
| 1286 | |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 1287 | #ifdef BNX2X_STOP_ON_ERROR |
| 1288 | if (pad + len > bp->rx_buf_size) { |
| 1289 | BNX2X_ERR("skb_put is about to fail... " |
| 1290 | "pad %d len %d rx_buf_size %d\n", |
| 1291 | pad, len, bp->rx_buf_size); |
| 1292 | bnx2x_panic(); |
| 1293 | return; |
| 1294 | } |
| 1295 | #endif |
| 1296 | |
| 1297 | skb_reserve(skb, pad); |
| 1298 | skb_put(skb, len); |
| 1299 | |
| 1300 | skb->protocol = eth_type_trans(skb, bp->dev); |
| 1301 | skb->ip_summed = CHECKSUM_UNNECESSARY; |
| 1302 | |
| 1303 | { |
| 1304 | struct iphdr *iph; |
| 1305 | |
| 1306 | iph = (struct iphdr *)skb->data; |
| 1307 | iph->check = 0; |
| 1308 | iph->check = ip_fast_csum((u8 *)iph, iph->ihl); |
| 1309 | } |
| 1310 | |
| 1311 | if (!bnx2x_fill_frag_skb(bp, fp, skb, |
| 1312 | &cqe->fast_path_cqe, cqe_idx)) { |
| 1313 | #ifdef BCM_VLAN |
| 1314 | if ((bp->vlgrp != NULL) && |
| 1315 | (le16_to_cpu(cqe->fast_path_cqe.pars_flags.flags) & |
| 1316 | PARSING_FLAGS_VLAN)) |
| 1317 | vlan_hwaccel_receive_skb(skb, bp->vlgrp, |
| 1318 | le16_to_cpu(cqe->fast_path_cqe. |
| 1319 | vlan_tag)); |
| 1320 | else |
| 1321 | #endif |
| 1322 | netif_receive_skb(skb); |
| 1323 | } else { |
| 1324 | DP(NETIF_MSG_RX_STATUS, "Failed to allocate new pages" |
| 1325 | " - dropping packet!\n"); |
| 1326 | dev_kfree_skb(skb); |
| 1327 | } |
| 1328 | |
| 1329 | bp->dev->last_rx = jiffies; |
| 1330 | |
| 1331 | /* put new skb in bin */ |
| 1332 | fp->tpa_pool[queue].skb = new_skb; |
| 1333 | |
| 1334 | } else { |
Yitchak Gertner | 66e855f | 2008-08-13 15:49:05 -0700 | [diff] [blame] | 1335 | /* else drop the packet and keep the buffer in the bin */ |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 1336 | DP(NETIF_MSG_RX_STATUS, |
| 1337 | "Failed to allocate new skb - dropping packet!\n"); |
Yitchak Gertner | 66e855f | 2008-08-13 15:49:05 -0700 | [diff] [blame] | 1338 | bp->eth_stats.rx_skb_alloc_failed++; |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 1339 | } |
| 1340 | |
| 1341 | fp->tpa_state[queue] = BNX2X_TPA_STOP; |
| 1342 | } |
| 1343 | |
| 1344 | static inline void bnx2x_update_rx_prod(struct bnx2x *bp, |
| 1345 | struct bnx2x_fastpath *fp, |
| 1346 | u16 bd_prod, u16 rx_comp_prod, |
| 1347 | u16 rx_sge_prod) |
| 1348 | { |
| 1349 | struct tstorm_eth_rx_producers rx_prods = {0}; |
| 1350 | int i; |
| 1351 | |
| 1352 | /* Update producers */ |
| 1353 | rx_prods.bd_prod = bd_prod; |
| 1354 | rx_prods.cqe_prod = rx_comp_prod; |
| 1355 | rx_prods.sge_prod = rx_sge_prod; |
| 1356 | |
| 1357 | for (i = 0; i < sizeof(struct tstorm_eth_rx_producers)/4; i++) |
| 1358 | REG_WR(bp, BAR_TSTRORM_INTMEM + |
| 1359 | TSTORM_RX_PRODS_OFFSET(BP_PORT(bp), FP_CL_ID(fp)) + i*4, |
| 1360 | ((u32 *)&rx_prods)[i]); |
| 1361 | |
| 1362 | DP(NETIF_MSG_RX_STATUS, |
| 1363 | "Wrote: bd_prod %u cqe_prod %u sge_prod %u\n", |
| 1364 | bd_prod, rx_comp_prod, rx_sge_prod); |
| 1365 | } |
| 1366 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1367 | static int bnx2x_rx_int(struct bnx2x_fastpath *fp, int budget) |
| 1368 | { |
| 1369 | struct bnx2x *bp = fp->bp; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 1370 | u16 bd_cons, bd_prod, bd_prod_fw, comp_ring_cons; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1371 | u16 hw_comp_cons, sw_comp_cons, sw_comp_prod; |
| 1372 | int rx_pkt = 0; |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 1373 | u16 queue; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1374 | |
| 1375 | #ifdef BNX2X_STOP_ON_ERROR |
| 1376 | if (unlikely(bp->panic)) |
| 1377 | return 0; |
| 1378 | #endif |
| 1379 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 1380 | /* CQ "next element" is of the size of the regular element, |
| 1381 | that's why it's ok here */ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1382 | hw_comp_cons = le16_to_cpu(*fp->rx_cons_sb); |
| 1383 | if ((hw_comp_cons & MAX_RCQ_DESC_CNT) == MAX_RCQ_DESC_CNT) |
| 1384 | hw_comp_cons++; |
| 1385 | |
| 1386 | bd_cons = fp->rx_bd_cons; |
| 1387 | bd_prod = fp->rx_bd_prod; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 1388 | bd_prod_fw = bd_prod; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1389 | sw_comp_cons = fp->rx_comp_cons; |
| 1390 | sw_comp_prod = fp->rx_comp_prod; |
| 1391 | |
| 1392 | /* Memory barrier necessary as speculative reads of the rx |
| 1393 | * buffer can be ahead of the index in the status block |
| 1394 | */ |
| 1395 | rmb(); |
| 1396 | |
| 1397 | DP(NETIF_MSG_RX_STATUS, |
| 1398 | "queue[%d]: hw_comp_cons %u sw_comp_cons %u\n", |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 1399 | FP_IDX(fp), hw_comp_cons, sw_comp_cons); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1400 | |
| 1401 | while (sw_comp_cons != hw_comp_cons) { |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 1402 | struct sw_rx_bd *rx_buf = NULL; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1403 | struct sk_buff *skb; |
| 1404 | union eth_rx_cqe *cqe; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 1405 | u8 cqe_fp_flags; |
| 1406 | u16 len, pad; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1407 | |
| 1408 | comp_ring_cons = RCQ_BD(sw_comp_cons); |
| 1409 | bd_prod = RX_BD(bd_prod); |
| 1410 | bd_cons = RX_BD(bd_cons); |
| 1411 | |
| 1412 | cqe = &fp->rx_comp_ring[comp_ring_cons]; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 1413 | cqe_fp_flags = cqe->fast_path_cqe.type_error_flags; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1414 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1415 | DP(NETIF_MSG_RX_STATUS, "CQE type %x err %x status %x" |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 1416 | " queue %x vlan %x len %u\n", CQE_TYPE(cqe_fp_flags), |
| 1417 | cqe_fp_flags, cqe->fast_path_cqe.status_flags, |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1418 | cqe->fast_path_cqe.rss_hash_result, |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 1419 | le16_to_cpu(cqe->fast_path_cqe.vlan_tag), |
| 1420 | le16_to_cpu(cqe->fast_path_cqe.pkt_len)); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1421 | |
| 1422 | /* is this a slowpath msg? */ |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 1423 | if (unlikely(CQE_TYPE(cqe_fp_flags))) { |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1424 | bnx2x_sp_event(fp, cqe); |
| 1425 | goto next_cqe; |
| 1426 | |
| 1427 | /* this is an rx packet */ |
| 1428 | } else { |
| 1429 | rx_buf = &fp->rx_buf_ring[bd_cons]; |
| 1430 | skb = rx_buf->skb; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1431 | len = le16_to_cpu(cqe->fast_path_cqe.pkt_len); |
| 1432 | pad = cqe->fast_path_cqe.placement_offset; |
| 1433 | |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 1434 | /* If CQE is marked both TPA_START and TPA_END |
| 1435 | it is a non-TPA CQE */ |
| 1436 | if ((!fp->disable_tpa) && |
| 1437 | (TPA_TYPE(cqe_fp_flags) != |
| 1438 | (TPA_TYPE_START | TPA_TYPE_END))) { |
| 1439 | queue = cqe->fast_path_cqe.queue_index; |
| 1440 | |
| 1441 | if (TPA_TYPE(cqe_fp_flags) == TPA_TYPE_START) { |
| 1442 | DP(NETIF_MSG_RX_STATUS, |
| 1443 | "calling tpa_start on queue %d\n", |
| 1444 | queue); |
| 1445 | |
| 1446 | bnx2x_tpa_start(fp, queue, skb, |
| 1447 | bd_cons, bd_prod); |
| 1448 | goto next_rx; |
| 1449 | } |
| 1450 | |
| 1451 | if (TPA_TYPE(cqe_fp_flags) == TPA_TYPE_END) { |
| 1452 | DP(NETIF_MSG_RX_STATUS, |
| 1453 | "calling tpa_stop on queue %d\n", |
| 1454 | queue); |
| 1455 | |
| 1456 | if (!BNX2X_RX_SUM_FIX(cqe)) |
| 1457 | BNX2X_ERR("STOP on none TCP " |
| 1458 | "data\n"); |
| 1459 | |
| 1460 | /* This is a size of the linear data |
| 1461 | on this skb */ |
| 1462 | len = le16_to_cpu(cqe->fast_path_cqe. |
| 1463 | len_on_bd); |
| 1464 | bnx2x_tpa_stop(bp, fp, queue, pad, |
| 1465 | len, cqe, comp_ring_cons); |
| 1466 | #ifdef BNX2X_STOP_ON_ERROR |
| 1467 | if (bp->panic) |
| 1468 | return -EINVAL; |
| 1469 | #endif |
| 1470 | |
| 1471 | bnx2x_update_sge_prod(fp, |
| 1472 | &cqe->fast_path_cqe); |
| 1473 | goto next_cqe; |
| 1474 | } |
| 1475 | } |
| 1476 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1477 | pci_dma_sync_single_for_device(bp->pdev, |
| 1478 | pci_unmap_addr(rx_buf, mapping), |
| 1479 | pad + RX_COPY_THRESH, |
| 1480 | PCI_DMA_FROMDEVICE); |
| 1481 | prefetch(skb); |
| 1482 | prefetch(((char *)(skb)) + 128); |
| 1483 | |
| 1484 | /* is this an error packet? */ |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 1485 | if (unlikely(cqe_fp_flags & ETH_RX_ERROR_FALGS)) { |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1486 | DP(NETIF_MSG_RX_ERR, |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 1487 | "ERROR flags %x rx packet %u\n", |
| 1488 | cqe_fp_flags, sw_comp_cons); |
Yitchak Gertner | 66e855f | 2008-08-13 15:49:05 -0700 | [diff] [blame] | 1489 | bp->eth_stats.rx_err_discard_pkt++; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1490 | goto reuse_rx; |
| 1491 | } |
| 1492 | |
| 1493 | /* Since we don't have a jumbo ring |
| 1494 | * copy small packets if mtu > 1500 |
| 1495 | */ |
| 1496 | if ((bp->dev->mtu > ETH_MAX_PACKET_SIZE) && |
| 1497 | (len <= RX_COPY_THRESH)) { |
| 1498 | struct sk_buff *new_skb; |
| 1499 | |
| 1500 | new_skb = netdev_alloc_skb(bp->dev, |
| 1501 | len + pad); |
| 1502 | if (new_skb == NULL) { |
| 1503 | DP(NETIF_MSG_RX_ERR, |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 1504 | "ERROR packet dropped " |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1505 | "because of alloc failure\n"); |
Yitchak Gertner | 66e855f | 2008-08-13 15:49:05 -0700 | [diff] [blame] | 1506 | bp->eth_stats.rx_skb_alloc_failed++; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1507 | goto reuse_rx; |
| 1508 | } |
| 1509 | |
| 1510 | /* aligned copy */ |
| 1511 | skb_copy_from_linear_data_offset(skb, pad, |
| 1512 | new_skb->data + pad, len); |
| 1513 | skb_reserve(new_skb, pad); |
| 1514 | skb_put(new_skb, len); |
| 1515 | |
| 1516 | bnx2x_reuse_rx_skb(fp, skb, bd_cons, bd_prod); |
| 1517 | |
| 1518 | skb = new_skb; |
| 1519 | |
| 1520 | } else if (bnx2x_alloc_rx_skb(bp, fp, bd_prod) == 0) { |
| 1521 | pci_unmap_single(bp->pdev, |
| 1522 | pci_unmap_addr(rx_buf, mapping), |
| 1523 | bp->rx_buf_use_size, |
| 1524 | PCI_DMA_FROMDEVICE); |
| 1525 | skb_reserve(skb, pad); |
| 1526 | skb_put(skb, len); |
| 1527 | |
| 1528 | } else { |
| 1529 | DP(NETIF_MSG_RX_ERR, |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 1530 | "ERROR packet dropped because " |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1531 | "of alloc failure\n"); |
Yitchak Gertner | 66e855f | 2008-08-13 15:49:05 -0700 | [diff] [blame] | 1532 | bp->eth_stats.rx_skb_alloc_failed++; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1533 | reuse_rx: |
| 1534 | bnx2x_reuse_rx_skb(fp, skb, bd_cons, bd_prod); |
| 1535 | goto next_rx; |
| 1536 | } |
| 1537 | |
| 1538 | skb->protocol = eth_type_trans(skb, bp->dev); |
| 1539 | |
| 1540 | skb->ip_summed = CHECKSUM_NONE; |
Yitchak Gertner | 66e855f | 2008-08-13 15:49:05 -0700 | [diff] [blame] | 1541 | if (bp->rx_csum) { |
Eilon Greenstein | 1adcd8b | 2008-08-13 15:48:29 -0700 | [diff] [blame] | 1542 | if (likely(BNX2X_RX_CSUM_OK(cqe))) |
| 1543 | skb->ip_summed = CHECKSUM_UNNECESSARY; |
Yitchak Gertner | 66e855f | 2008-08-13 15:49:05 -0700 | [diff] [blame] | 1544 | else |
| 1545 | bp->eth_stats.hw_csum_err++; |
| 1546 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1547 | } |
| 1548 | |
| 1549 | #ifdef BCM_VLAN |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 1550 | if ((bp->vlgrp != NULL) && |
| 1551 | (le16_to_cpu(cqe->fast_path_cqe.pars_flags.flags) & |
| 1552 | PARSING_FLAGS_VLAN)) |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1553 | vlan_hwaccel_receive_skb(skb, bp->vlgrp, |
| 1554 | le16_to_cpu(cqe->fast_path_cqe.vlan_tag)); |
| 1555 | else |
| 1556 | #endif |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 1557 | netif_receive_skb(skb); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1558 | |
| 1559 | bp->dev->last_rx = jiffies; |
| 1560 | |
| 1561 | next_rx: |
| 1562 | rx_buf->skb = NULL; |
| 1563 | |
| 1564 | bd_cons = NEXT_RX_IDX(bd_cons); |
| 1565 | bd_prod = NEXT_RX_IDX(bd_prod); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 1566 | bd_prod_fw = NEXT_RX_IDX(bd_prod_fw); |
| 1567 | rx_pkt++; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1568 | next_cqe: |
| 1569 | sw_comp_prod = NEXT_RCQ_IDX(sw_comp_prod); |
| 1570 | sw_comp_cons = NEXT_RCQ_IDX(sw_comp_cons); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1571 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 1572 | if (rx_pkt == budget) |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1573 | break; |
| 1574 | } /* while */ |
| 1575 | |
| 1576 | fp->rx_bd_cons = bd_cons; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 1577 | fp->rx_bd_prod = bd_prod_fw; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1578 | fp->rx_comp_cons = sw_comp_cons; |
| 1579 | fp->rx_comp_prod = sw_comp_prod; |
| 1580 | |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 1581 | /* Update producers */ |
| 1582 | bnx2x_update_rx_prod(bp, fp, bd_prod_fw, sw_comp_prod, |
| 1583 | fp->rx_sge_prod); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1584 | mmiowb(); /* keep prod updates ordered */ |
| 1585 | |
| 1586 | fp->rx_pkt += rx_pkt; |
| 1587 | fp->rx_calls++; |
| 1588 | |
| 1589 | return rx_pkt; |
| 1590 | } |
| 1591 | |
| 1592 | static irqreturn_t bnx2x_msix_fp_int(int irq, void *fp_cookie) |
| 1593 | { |
| 1594 | struct bnx2x_fastpath *fp = fp_cookie; |
| 1595 | struct bnx2x *bp = fp->bp; |
| 1596 | struct net_device *dev = bp->dev; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 1597 | int index = FP_IDX(fp); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1598 | |
Vladislav Zolotarov | da5a662 | 2008-08-13 15:50:00 -0700 | [diff] [blame] | 1599 | /* Return here if interrupt is disabled */ |
| 1600 | if (unlikely(atomic_read(&bp->intr_sem) != 0)) { |
| 1601 | DP(NETIF_MSG_INTR, "called but intr_sem not 0, returning\n"); |
| 1602 | return IRQ_HANDLED; |
| 1603 | } |
| 1604 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 1605 | DP(BNX2X_MSG_FP, "got an MSI-X interrupt on IDX:SB [%d:%d]\n", |
| 1606 | index, FP_SB_ID(fp)); |
| 1607 | bnx2x_ack_sb(bp, FP_SB_ID(fp), USTORM_ID, 0, IGU_INT_DISABLE, 0); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1608 | |
| 1609 | #ifdef BNX2X_STOP_ON_ERROR |
| 1610 | if (unlikely(bp->panic)) |
| 1611 | return IRQ_HANDLED; |
| 1612 | #endif |
| 1613 | |
| 1614 | prefetch(fp->rx_cons_sb); |
| 1615 | prefetch(fp->tx_cons_sb); |
| 1616 | prefetch(&fp->status_blk->c_status_block.status_block_index); |
| 1617 | prefetch(&fp->status_blk->u_status_block.status_block_index); |
| 1618 | |
| 1619 | netif_rx_schedule(dev, &bnx2x_fp(bp, index, napi)); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 1620 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1621 | return IRQ_HANDLED; |
| 1622 | } |
| 1623 | |
| 1624 | static irqreturn_t bnx2x_interrupt(int irq, void *dev_instance) |
| 1625 | { |
| 1626 | struct net_device *dev = dev_instance; |
| 1627 | struct bnx2x *bp = netdev_priv(dev); |
| 1628 | u16 status = bnx2x_ack_int(bp); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 1629 | u16 mask; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1630 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 1631 | /* Return here if interrupt is shared and it's not for us */ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1632 | if (unlikely(status == 0)) { |
| 1633 | DP(NETIF_MSG_INTR, "not our interrupt!\n"); |
| 1634 | return IRQ_NONE; |
| 1635 | } |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 1636 | DP(NETIF_MSG_INTR, "got an interrupt status %u\n", status); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1637 | |
| 1638 | #ifdef BNX2X_STOP_ON_ERROR |
| 1639 | if (unlikely(bp->panic)) |
| 1640 | return IRQ_HANDLED; |
| 1641 | #endif |
| 1642 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 1643 | /* Return here if interrupt is disabled */ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1644 | if (unlikely(atomic_read(&bp->intr_sem) != 0)) { |
| 1645 | DP(NETIF_MSG_INTR, "called but intr_sem not 0, returning\n"); |
| 1646 | return IRQ_HANDLED; |
| 1647 | } |
| 1648 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 1649 | mask = 0x2 << bp->fp[0].sb_id; |
| 1650 | if (status & mask) { |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1651 | struct bnx2x_fastpath *fp = &bp->fp[0]; |
| 1652 | |
| 1653 | prefetch(fp->rx_cons_sb); |
| 1654 | prefetch(fp->tx_cons_sb); |
| 1655 | prefetch(&fp->status_blk->c_status_block.status_block_index); |
| 1656 | prefetch(&fp->status_blk->u_status_block.status_block_index); |
| 1657 | |
| 1658 | netif_rx_schedule(dev, &bnx2x_fp(bp, 0, napi)); |
| 1659 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 1660 | status &= ~mask; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1661 | } |
| 1662 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1663 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 1664 | if (unlikely(status & 0x1)) { |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1665 | schedule_work(&bp->sp_task); |
| 1666 | |
| 1667 | status &= ~0x1; |
| 1668 | if (!status) |
| 1669 | return IRQ_HANDLED; |
| 1670 | } |
| 1671 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 1672 | if (status) |
| 1673 | DP(NETIF_MSG_INTR, "got an unknown interrupt! (status %u)\n", |
| 1674 | status); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1675 | |
| 1676 | return IRQ_HANDLED; |
| 1677 | } |
| 1678 | |
| 1679 | /* end of fast path */ |
| 1680 | |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 1681 | 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] | 1682 | |
| 1683 | /* Link */ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1684 | |
| 1685 | /* |
| 1686 | * General service functions |
| 1687 | */ |
| 1688 | |
Yitchak Gertner | 4a37fb6 | 2008-08-13 15:50:23 -0700 | [diff] [blame] | 1689 | static int bnx2x_acquire_hw_lock(struct bnx2x *bp, u32 resource) |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 1690 | { |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 1691 | u32 lock_status; |
| 1692 | u32 resource_bit = (1 << resource); |
Yitchak Gertner | 4a37fb6 | 2008-08-13 15:50:23 -0700 | [diff] [blame] | 1693 | int func = BP_FUNC(bp); |
| 1694 | u32 hw_lock_control_reg; |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 1695 | int cnt; |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 1696 | |
| 1697 | /* Validating that the resource is within range */ |
| 1698 | if (resource > HW_LOCK_MAX_RESOURCE_VALUE) { |
| 1699 | DP(NETIF_MSG_HW, |
| 1700 | "resource(0x%x) > HW_LOCK_MAX_RESOURCE_VALUE(0x%x)\n", |
| 1701 | resource, HW_LOCK_MAX_RESOURCE_VALUE); |
| 1702 | return -EINVAL; |
| 1703 | } |
| 1704 | |
Yitchak Gertner | 4a37fb6 | 2008-08-13 15:50:23 -0700 | [diff] [blame] | 1705 | if (func <= 5) { |
| 1706 | hw_lock_control_reg = (MISC_REG_DRIVER_CONTROL_1 + func*8); |
| 1707 | } else { |
| 1708 | hw_lock_control_reg = |
| 1709 | (MISC_REG_DRIVER_CONTROL_7 + (func - 6)*8); |
| 1710 | } |
| 1711 | |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 1712 | /* Validating that the resource is not already taken */ |
Yitchak Gertner | 4a37fb6 | 2008-08-13 15:50:23 -0700 | [diff] [blame] | 1713 | lock_status = REG_RD(bp, hw_lock_control_reg); |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 1714 | if (lock_status & resource_bit) { |
| 1715 | DP(NETIF_MSG_HW, "lock_status 0x%x resource_bit 0x%x\n", |
| 1716 | lock_status, resource_bit); |
| 1717 | return -EEXIST; |
| 1718 | } |
| 1719 | |
| 1720 | /* Try for 1 second every 5ms */ |
| 1721 | for (cnt = 0; cnt < 200; cnt++) { |
| 1722 | /* Try to acquire the lock */ |
Yitchak Gertner | 4a37fb6 | 2008-08-13 15:50:23 -0700 | [diff] [blame] | 1723 | REG_WR(bp, hw_lock_control_reg + 4, resource_bit); |
| 1724 | lock_status = REG_RD(bp, hw_lock_control_reg); |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 1725 | if (lock_status & resource_bit) |
| 1726 | return 0; |
| 1727 | |
| 1728 | msleep(5); |
| 1729 | } |
| 1730 | DP(NETIF_MSG_HW, "Timeout\n"); |
| 1731 | return -EAGAIN; |
| 1732 | } |
| 1733 | |
Yitchak Gertner | 4a37fb6 | 2008-08-13 15:50:23 -0700 | [diff] [blame] | 1734 | static int bnx2x_release_hw_lock(struct bnx2x *bp, u32 resource) |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 1735 | { |
| 1736 | u32 lock_status; |
| 1737 | u32 resource_bit = (1 << resource); |
Yitchak Gertner | 4a37fb6 | 2008-08-13 15:50:23 -0700 | [diff] [blame] | 1738 | int func = BP_FUNC(bp); |
| 1739 | u32 hw_lock_control_reg; |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 1740 | |
| 1741 | /* Validating that the resource is within range */ |
| 1742 | if (resource > HW_LOCK_MAX_RESOURCE_VALUE) { |
| 1743 | DP(NETIF_MSG_HW, |
| 1744 | "resource(0x%x) > HW_LOCK_MAX_RESOURCE_VALUE(0x%x)\n", |
| 1745 | resource, HW_LOCK_MAX_RESOURCE_VALUE); |
| 1746 | return -EINVAL; |
| 1747 | } |
| 1748 | |
Yitchak Gertner | 4a37fb6 | 2008-08-13 15:50:23 -0700 | [diff] [blame] | 1749 | if (func <= 5) { |
| 1750 | hw_lock_control_reg = (MISC_REG_DRIVER_CONTROL_1 + func*8); |
| 1751 | } else { |
| 1752 | hw_lock_control_reg = |
| 1753 | (MISC_REG_DRIVER_CONTROL_7 + (func - 6)*8); |
| 1754 | } |
| 1755 | |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 1756 | /* Validating that the resource is currently taken */ |
Yitchak Gertner | 4a37fb6 | 2008-08-13 15:50:23 -0700 | [diff] [blame] | 1757 | lock_status = REG_RD(bp, hw_lock_control_reg); |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 1758 | if (!(lock_status & resource_bit)) { |
| 1759 | DP(NETIF_MSG_HW, "lock_status 0x%x resource_bit 0x%x\n", |
| 1760 | lock_status, resource_bit); |
| 1761 | return -EFAULT; |
| 1762 | } |
| 1763 | |
Yitchak Gertner | 4a37fb6 | 2008-08-13 15:50:23 -0700 | [diff] [blame] | 1764 | REG_WR(bp, hw_lock_control_reg, resource_bit); |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 1765 | return 0; |
| 1766 | } |
| 1767 | |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 1768 | /* HW Lock for shared dual port PHYs */ |
Yitchak Gertner | 4a37fb6 | 2008-08-13 15:50:23 -0700 | [diff] [blame] | 1769 | static void bnx2x_acquire_phy_lock(struct bnx2x *bp) |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 1770 | { |
| 1771 | u32 ext_phy_type = XGXS_EXT_PHY_TYPE(bp->link_params.ext_phy_config); |
| 1772 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 1773 | mutex_lock(&bp->port.phy_mutex); |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 1774 | |
| 1775 | if ((ext_phy_type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8072) || |
| 1776 | (ext_phy_type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073)) |
Yitchak Gertner | 4a37fb6 | 2008-08-13 15:50:23 -0700 | [diff] [blame] | 1777 | bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_8072_MDIO); |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 1778 | } |
| 1779 | |
Yitchak Gertner | 4a37fb6 | 2008-08-13 15:50:23 -0700 | [diff] [blame] | 1780 | static void bnx2x_release_phy_lock(struct bnx2x *bp) |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 1781 | { |
| 1782 | u32 ext_phy_type = XGXS_EXT_PHY_TYPE(bp->link_params.ext_phy_config); |
| 1783 | |
| 1784 | if ((ext_phy_type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8072) || |
| 1785 | (ext_phy_type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073)) |
Yitchak Gertner | 4a37fb6 | 2008-08-13 15:50:23 -0700 | [diff] [blame] | 1786 | bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_8072_MDIO); |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 1787 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 1788 | mutex_unlock(&bp->port.phy_mutex); |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 1789 | } |
| 1790 | |
Eilon Greenstein | 17de50b | 2008-08-13 15:56:59 -0700 | [diff] [blame^] | 1791 | 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] | 1792 | { |
| 1793 | /* The GPIO should be swapped if swap register is set and active */ |
| 1794 | int gpio_port = (REG_RD(bp, NIG_REG_PORT_SWAP) && |
Eilon Greenstein | 17de50b | 2008-08-13 15:56:59 -0700 | [diff] [blame^] | 1795 | REG_RD(bp, NIG_REG_STRAP_OVERRIDE)) ^ port; |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 1796 | int gpio_shift = gpio_num + |
| 1797 | (gpio_port ? MISC_REGISTERS_GPIO_PORT_SHIFT : 0); |
| 1798 | u32 gpio_mask = (1 << gpio_shift); |
| 1799 | u32 gpio_reg; |
| 1800 | |
| 1801 | if (gpio_num > MISC_REGISTERS_GPIO_3) { |
| 1802 | BNX2X_ERR("Invalid GPIO %d\n", gpio_num); |
| 1803 | return -EINVAL; |
| 1804 | } |
| 1805 | |
Yitchak Gertner | 4a37fb6 | 2008-08-13 15:50:23 -0700 | [diff] [blame] | 1806 | bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_GPIO); |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 1807 | /* read GPIO and mask except the float bits */ |
| 1808 | gpio_reg = (REG_RD(bp, MISC_REG_GPIO) & MISC_REGISTERS_GPIO_FLOAT); |
| 1809 | |
| 1810 | switch (mode) { |
| 1811 | case MISC_REGISTERS_GPIO_OUTPUT_LOW: |
| 1812 | DP(NETIF_MSG_LINK, "Set GPIO %d (shift %d) -> output low\n", |
| 1813 | gpio_num, gpio_shift); |
| 1814 | /* clear FLOAT and set CLR */ |
| 1815 | gpio_reg &= ~(gpio_mask << MISC_REGISTERS_GPIO_FLOAT_POS); |
| 1816 | gpio_reg |= (gpio_mask << MISC_REGISTERS_GPIO_CLR_POS); |
| 1817 | break; |
| 1818 | |
| 1819 | case MISC_REGISTERS_GPIO_OUTPUT_HIGH: |
| 1820 | DP(NETIF_MSG_LINK, "Set GPIO %d (shift %d) -> output high\n", |
| 1821 | gpio_num, gpio_shift); |
| 1822 | /* clear FLOAT and set SET */ |
| 1823 | gpio_reg &= ~(gpio_mask << MISC_REGISTERS_GPIO_FLOAT_POS); |
| 1824 | gpio_reg |= (gpio_mask << MISC_REGISTERS_GPIO_SET_POS); |
| 1825 | break; |
| 1826 | |
Eilon Greenstein | 17de50b | 2008-08-13 15:56:59 -0700 | [diff] [blame^] | 1827 | case MISC_REGISTERS_GPIO_INPUT_HI_Z: |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 1828 | DP(NETIF_MSG_LINK, "Set GPIO %d (shift %d) -> input\n", |
| 1829 | gpio_num, gpio_shift); |
| 1830 | /* set FLOAT */ |
| 1831 | gpio_reg |= (gpio_mask << MISC_REGISTERS_GPIO_FLOAT_POS); |
| 1832 | break; |
| 1833 | |
| 1834 | default: |
| 1835 | break; |
| 1836 | } |
| 1837 | |
| 1838 | REG_WR(bp, MISC_REG_GPIO, gpio_reg); |
Yitchak Gertner | 4a37fb6 | 2008-08-13 15:50:23 -0700 | [diff] [blame] | 1839 | bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_GPIO); |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 1840 | |
| 1841 | return 0; |
| 1842 | } |
| 1843 | |
| 1844 | static int bnx2x_set_spio(struct bnx2x *bp, int spio_num, u32 mode) |
| 1845 | { |
| 1846 | u32 spio_mask = (1 << spio_num); |
| 1847 | u32 spio_reg; |
| 1848 | |
| 1849 | if ((spio_num < MISC_REGISTERS_SPIO_4) || |
| 1850 | (spio_num > MISC_REGISTERS_SPIO_7)) { |
| 1851 | BNX2X_ERR("Invalid SPIO %d\n", spio_num); |
| 1852 | return -EINVAL; |
| 1853 | } |
| 1854 | |
Yitchak Gertner | 4a37fb6 | 2008-08-13 15:50:23 -0700 | [diff] [blame] | 1855 | bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_SPIO); |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 1856 | /* read SPIO and mask except the float bits */ |
| 1857 | spio_reg = (REG_RD(bp, MISC_REG_SPIO) & MISC_REGISTERS_SPIO_FLOAT); |
| 1858 | |
| 1859 | switch (mode) { |
| 1860 | case MISC_REGISTERS_SPIO_OUTPUT_LOW : |
| 1861 | DP(NETIF_MSG_LINK, "Set SPIO %d -> output low\n", spio_num); |
| 1862 | /* clear FLOAT and set CLR */ |
| 1863 | spio_reg &= ~(spio_mask << MISC_REGISTERS_SPIO_FLOAT_POS); |
| 1864 | spio_reg |= (spio_mask << MISC_REGISTERS_SPIO_CLR_POS); |
| 1865 | break; |
| 1866 | |
| 1867 | case MISC_REGISTERS_SPIO_OUTPUT_HIGH : |
| 1868 | DP(NETIF_MSG_LINK, "Set SPIO %d -> output high\n", spio_num); |
| 1869 | /* clear FLOAT and set SET */ |
| 1870 | spio_reg &= ~(spio_mask << MISC_REGISTERS_SPIO_FLOAT_POS); |
| 1871 | spio_reg |= (spio_mask << MISC_REGISTERS_SPIO_SET_POS); |
| 1872 | break; |
| 1873 | |
| 1874 | case MISC_REGISTERS_SPIO_INPUT_HI_Z: |
| 1875 | DP(NETIF_MSG_LINK, "Set SPIO %d -> input\n", spio_num); |
| 1876 | /* set FLOAT */ |
| 1877 | spio_reg |= (spio_mask << MISC_REGISTERS_SPIO_FLOAT_POS); |
| 1878 | break; |
| 1879 | |
| 1880 | default: |
| 1881 | break; |
| 1882 | } |
| 1883 | |
| 1884 | REG_WR(bp, MISC_REG_SPIO, spio_reg); |
Yitchak Gertner | 4a37fb6 | 2008-08-13 15:50:23 -0700 | [diff] [blame] | 1885 | bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_SPIO); |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 1886 | |
| 1887 | return 0; |
| 1888 | } |
| 1889 | |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 1890 | static void bnx2x_calc_fc_adv(struct bnx2x *bp) |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1891 | { |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 1892 | switch (bp->link_vars.ieee_fc) { |
| 1893 | case MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_NONE: |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 1894 | bp->port.advertising &= ~(ADVERTISED_Asym_Pause | |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 1895 | ADVERTISED_Pause); |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 1896 | break; |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 1897 | case MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH: |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 1898 | bp->port.advertising |= (ADVERTISED_Asym_Pause | |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 1899 | ADVERTISED_Pause); |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 1900 | break; |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 1901 | case MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_ASYMMETRIC: |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 1902 | bp->port.advertising |= ADVERTISED_Asym_Pause; |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 1903 | break; |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 1904 | default: |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 1905 | bp->port.advertising &= ~(ADVERTISED_Asym_Pause | |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 1906 | ADVERTISED_Pause); |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 1907 | break; |
| 1908 | } |
| 1909 | } |
| 1910 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1911 | static void bnx2x_link_report(struct bnx2x *bp) |
| 1912 | { |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 1913 | if (bp->link_vars.link_up) { |
| 1914 | if (bp->state == BNX2X_STATE_OPEN) |
| 1915 | netif_carrier_on(bp->dev); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1916 | printk(KERN_INFO PFX "%s NIC Link is Up, ", bp->dev->name); |
| 1917 | |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 1918 | printk("%d Mbps ", bp->link_vars.line_speed); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1919 | |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 1920 | if (bp->link_vars.duplex == DUPLEX_FULL) |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1921 | printk("full duplex"); |
| 1922 | else |
| 1923 | printk("half duplex"); |
| 1924 | |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 1925 | if (bp->link_vars.flow_ctrl != FLOW_CTRL_NONE) { |
| 1926 | if (bp->link_vars.flow_ctrl & FLOW_CTRL_RX) { |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1927 | printk(", receive "); |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 1928 | if (bp->link_vars.flow_ctrl & FLOW_CTRL_TX) |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1929 | printk("& transmit "); |
| 1930 | } else { |
| 1931 | printk(", transmit "); |
| 1932 | } |
| 1933 | printk("flow control ON"); |
| 1934 | } |
| 1935 | printk("\n"); |
| 1936 | |
| 1937 | } else { /* link_down */ |
| 1938 | netif_carrier_off(bp->dev); |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 1939 | printk(KERN_ERR PFX "%s NIC Link is Down\n", bp->dev->name); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1940 | } |
| 1941 | } |
| 1942 | |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 1943 | static u8 bnx2x_initial_phy_init(struct bnx2x *bp) |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1944 | { |
Eilon Greenstein | 19680c4 | 2008-08-13 15:47:33 -0700 | [diff] [blame] | 1945 | if (!BP_NOMCP(bp)) { |
| 1946 | u8 rc; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1947 | |
Eilon Greenstein | 19680c4 | 2008-08-13 15:47:33 -0700 | [diff] [blame] | 1948 | /* Initialize link parameters structure variables */ |
Yaniv Rosner | 8c99e7b | 2008-08-13 15:56:17 -0700 | [diff] [blame] | 1949 | /* It is recommended to turn off RX FC for jumbo frames |
| 1950 | for better performance */ |
| 1951 | if (IS_E1HMF(bp)) |
| 1952 | bp->link_params.req_fc_auto_adv = FLOW_CTRL_BOTH; |
| 1953 | else if (bp->dev->mtu > 5000) |
| 1954 | bp->link_params.req_fc_auto_adv = FLOW_CTRL_TX; |
| 1955 | else |
| 1956 | bp->link_params.req_fc_auto_adv = FLOW_CTRL_BOTH; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1957 | |
Yitchak Gertner | 4a37fb6 | 2008-08-13 15:50:23 -0700 | [diff] [blame] | 1958 | bnx2x_acquire_phy_lock(bp); |
Eilon Greenstein | 19680c4 | 2008-08-13 15:47:33 -0700 | [diff] [blame] | 1959 | rc = bnx2x_phy_init(&bp->link_params, &bp->link_vars); |
Yitchak Gertner | 4a37fb6 | 2008-08-13 15:50:23 -0700 | [diff] [blame] | 1960 | bnx2x_release_phy_lock(bp); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1961 | |
Eilon Greenstein | 19680c4 | 2008-08-13 15:47:33 -0700 | [diff] [blame] | 1962 | if (bp->link_vars.link_up) |
| 1963 | bnx2x_link_report(bp); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1964 | |
Eilon Greenstein | 19680c4 | 2008-08-13 15:47:33 -0700 | [diff] [blame] | 1965 | bnx2x_calc_fc_adv(bp); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 1966 | |
Eilon Greenstein | 19680c4 | 2008-08-13 15:47:33 -0700 | [diff] [blame] | 1967 | return rc; |
| 1968 | } |
| 1969 | BNX2X_ERR("Bootcode is missing -not initializing link\n"); |
| 1970 | return -EINVAL; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1971 | } |
| 1972 | |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 1973 | static void bnx2x_link_set(struct bnx2x *bp) |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1974 | { |
Eilon Greenstein | 19680c4 | 2008-08-13 15:47:33 -0700 | [diff] [blame] | 1975 | if (!BP_NOMCP(bp)) { |
Yitchak Gertner | 4a37fb6 | 2008-08-13 15:50:23 -0700 | [diff] [blame] | 1976 | bnx2x_acquire_phy_lock(bp); |
Eilon Greenstein | 19680c4 | 2008-08-13 15:47:33 -0700 | [diff] [blame] | 1977 | bnx2x_phy_init(&bp->link_params, &bp->link_vars); |
Yitchak Gertner | 4a37fb6 | 2008-08-13 15:50:23 -0700 | [diff] [blame] | 1978 | bnx2x_release_phy_lock(bp); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1979 | |
Eilon Greenstein | 19680c4 | 2008-08-13 15:47:33 -0700 | [diff] [blame] | 1980 | bnx2x_calc_fc_adv(bp); |
| 1981 | } else |
| 1982 | BNX2X_ERR("Bootcode is missing -not setting link\n"); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 1983 | } |
| 1984 | |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 1985 | static void bnx2x__link_reset(struct bnx2x *bp) |
| 1986 | { |
Eilon Greenstein | 19680c4 | 2008-08-13 15:47:33 -0700 | [diff] [blame] | 1987 | if (!BP_NOMCP(bp)) { |
Yitchak Gertner | 4a37fb6 | 2008-08-13 15:50:23 -0700 | [diff] [blame] | 1988 | bnx2x_acquire_phy_lock(bp); |
Eilon Greenstein | 19680c4 | 2008-08-13 15:47:33 -0700 | [diff] [blame] | 1989 | bnx2x_link_reset(&bp->link_params, &bp->link_vars); |
Yitchak Gertner | 4a37fb6 | 2008-08-13 15:50:23 -0700 | [diff] [blame] | 1990 | bnx2x_release_phy_lock(bp); |
Eilon Greenstein | 19680c4 | 2008-08-13 15:47:33 -0700 | [diff] [blame] | 1991 | } else |
| 1992 | BNX2X_ERR("Bootcode is missing -not resetting link\n"); |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 1993 | } |
| 1994 | |
| 1995 | static u8 bnx2x_link_test(struct bnx2x *bp) |
| 1996 | { |
| 1997 | u8 rc; |
| 1998 | |
Yitchak Gertner | 4a37fb6 | 2008-08-13 15:50:23 -0700 | [diff] [blame] | 1999 | bnx2x_acquire_phy_lock(bp); |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 2000 | rc = bnx2x_test_link(&bp->link_params, &bp->link_vars); |
Yitchak Gertner | 4a37fb6 | 2008-08-13 15:50:23 -0700 | [diff] [blame] | 2001 | bnx2x_release_phy_lock(bp); |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 2002 | |
| 2003 | return rc; |
| 2004 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2005 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 2006 | /* Calculates the sum of vn_min_rates. |
| 2007 | It's needed for further normalizing of the min_rates. |
| 2008 | |
| 2009 | Returns: |
| 2010 | sum of vn_min_rates |
| 2011 | or |
| 2012 | 0 - if all the min_rates are 0. |
| 2013 | In the later case fainess algorithm should be deactivated. |
| 2014 | If not all min_rates are zero then those that are zeroes will |
| 2015 | be set to 1. |
| 2016 | */ |
| 2017 | static u32 bnx2x_calc_vn_wsum(struct bnx2x *bp) |
| 2018 | { |
| 2019 | int i, port = BP_PORT(bp); |
| 2020 | u32 wsum = 0; |
| 2021 | int all_zero = 1; |
| 2022 | |
| 2023 | for (i = 0; i < E1HVN_MAX; i++) { |
| 2024 | u32 vn_cfg = |
| 2025 | SHMEM_RD(bp, mf_cfg.func_mf_config[2*i + port].config); |
| 2026 | u32 vn_min_rate = ((vn_cfg & FUNC_MF_CFG_MIN_BW_MASK) >> |
| 2027 | FUNC_MF_CFG_MIN_BW_SHIFT) * 100; |
| 2028 | if (!(vn_cfg & FUNC_MF_CFG_FUNC_HIDE)) { |
| 2029 | /* If min rate is zero - set it to 1 */ |
| 2030 | if (!vn_min_rate) |
| 2031 | vn_min_rate = DEF_MIN_RATE; |
| 2032 | else |
| 2033 | all_zero = 0; |
| 2034 | |
| 2035 | wsum += vn_min_rate; |
| 2036 | } |
| 2037 | } |
| 2038 | |
| 2039 | /* ... only if all min rates are zeros - disable FAIRNESS */ |
| 2040 | if (all_zero) |
| 2041 | return 0; |
| 2042 | |
| 2043 | return wsum; |
| 2044 | } |
| 2045 | |
| 2046 | static void bnx2x_init_port_minmax(struct bnx2x *bp, |
| 2047 | int en_fness, |
| 2048 | u16 port_rate, |
| 2049 | struct cmng_struct_per_port *m_cmng_port) |
| 2050 | { |
| 2051 | u32 r_param = port_rate / 8; |
| 2052 | int port = BP_PORT(bp); |
| 2053 | int i; |
| 2054 | |
| 2055 | memset(m_cmng_port, 0, sizeof(struct cmng_struct_per_port)); |
| 2056 | |
| 2057 | /* Enable minmax only if we are in e1hmf mode */ |
| 2058 | if (IS_E1HMF(bp)) { |
| 2059 | u32 fair_periodic_timeout_usec; |
| 2060 | u32 t_fair; |
| 2061 | |
| 2062 | /* Enable rate shaping and fairness */ |
| 2063 | m_cmng_port->flags.cmng_vn_enable = 1; |
| 2064 | m_cmng_port->flags.fairness_enable = en_fness ? 1 : 0; |
| 2065 | m_cmng_port->flags.rate_shaping_enable = 1; |
| 2066 | |
| 2067 | if (!en_fness) |
| 2068 | DP(NETIF_MSG_IFUP, "All MIN values are zeroes" |
| 2069 | " fairness will be disabled\n"); |
| 2070 | |
| 2071 | /* 100 usec in SDM ticks = 25 since each tick is 4 usec */ |
| 2072 | m_cmng_port->rs_vars.rs_periodic_timeout = |
| 2073 | RS_PERIODIC_TIMEOUT_USEC / 4; |
| 2074 | |
| 2075 | /* this is the threshold below which no timer arming will occur |
| 2076 | 1.25 coefficient is for the threshold to be a little bigger |
| 2077 | than the real time, to compensate for timer in-accuracy */ |
| 2078 | m_cmng_port->rs_vars.rs_threshold = |
| 2079 | (RS_PERIODIC_TIMEOUT_USEC * r_param * 5) / 4; |
| 2080 | |
| 2081 | /* resolution of fairness timer */ |
| 2082 | fair_periodic_timeout_usec = QM_ARB_BYTES / r_param; |
| 2083 | /* for 10G it is 1000usec. for 1G it is 10000usec. */ |
| 2084 | t_fair = T_FAIR_COEF / port_rate; |
| 2085 | |
| 2086 | /* this is the threshold below which we won't arm |
| 2087 | the timer anymore */ |
| 2088 | m_cmng_port->fair_vars.fair_threshold = QM_ARB_BYTES; |
| 2089 | |
| 2090 | /* we multiply by 1e3/8 to get bytes/msec. |
| 2091 | We don't want the credits to pass a credit |
| 2092 | of the T_FAIR*FAIR_MEM (algorithm resolution) */ |
| 2093 | m_cmng_port->fair_vars.upper_bound = |
| 2094 | r_param * t_fair * FAIR_MEM; |
| 2095 | /* since each tick is 4 usec */ |
| 2096 | m_cmng_port->fair_vars.fairness_timeout = |
| 2097 | fair_periodic_timeout_usec / 4; |
| 2098 | |
| 2099 | } else { |
| 2100 | /* Disable rate shaping and fairness */ |
| 2101 | m_cmng_port->flags.cmng_vn_enable = 0; |
| 2102 | m_cmng_port->flags.fairness_enable = 0; |
| 2103 | m_cmng_port->flags.rate_shaping_enable = 0; |
| 2104 | |
| 2105 | DP(NETIF_MSG_IFUP, |
| 2106 | "Single function mode minmax will be disabled\n"); |
| 2107 | } |
| 2108 | |
| 2109 | /* Store it to internal memory */ |
| 2110 | for (i = 0; i < sizeof(struct cmng_struct_per_port) / 4; i++) |
| 2111 | REG_WR(bp, BAR_XSTRORM_INTMEM + |
| 2112 | XSTORM_CMNG_PER_PORT_VARS_OFFSET(port) + i * 4, |
| 2113 | ((u32 *)(m_cmng_port))[i]); |
| 2114 | } |
| 2115 | |
| 2116 | static void bnx2x_init_vn_minmax(struct bnx2x *bp, int func, |
| 2117 | u32 wsum, u16 port_rate, |
| 2118 | struct cmng_struct_per_port *m_cmng_port) |
| 2119 | { |
| 2120 | struct rate_shaping_vars_per_vn m_rs_vn; |
| 2121 | struct fairness_vars_per_vn m_fair_vn; |
| 2122 | u32 vn_cfg = SHMEM_RD(bp, mf_cfg.func_mf_config[func].config); |
| 2123 | u16 vn_min_rate, vn_max_rate; |
| 2124 | int i; |
| 2125 | |
| 2126 | /* If function is hidden - set min and max to zeroes */ |
| 2127 | if (vn_cfg & FUNC_MF_CFG_FUNC_HIDE) { |
| 2128 | vn_min_rate = 0; |
| 2129 | vn_max_rate = 0; |
| 2130 | |
| 2131 | } else { |
| 2132 | vn_min_rate = ((vn_cfg & FUNC_MF_CFG_MIN_BW_MASK) >> |
| 2133 | FUNC_MF_CFG_MIN_BW_SHIFT) * 100; |
| 2134 | /* If FAIRNESS is enabled (not all min rates are zeroes) and |
| 2135 | if current min rate is zero - set it to 1. |
| 2136 | This is a requirment of the algorithm. */ |
| 2137 | if ((vn_min_rate == 0) && wsum) |
| 2138 | vn_min_rate = DEF_MIN_RATE; |
| 2139 | vn_max_rate = ((vn_cfg & FUNC_MF_CFG_MAX_BW_MASK) >> |
| 2140 | FUNC_MF_CFG_MAX_BW_SHIFT) * 100; |
| 2141 | } |
| 2142 | |
| 2143 | DP(NETIF_MSG_IFUP, "func %d: vn_min_rate=%d vn_max_rate=%d " |
| 2144 | "wsum=%d\n", func, vn_min_rate, vn_max_rate, wsum); |
| 2145 | |
| 2146 | memset(&m_rs_vn, 0, sizeof(struct rate_shaping_vars_per_vn)); |
| 2147 | memset(&m_fair_vn, 0, sizeof(struct fairness_vars_per_vn)); |
| 2148 | |
| 2149 | /* global vn counter - maximal Mbps for this vn */ |
| 2150 | m_rs_vn.vn_counter.rate = vn_max_rate; |
| 2151 | |
| 2152 | /* quota - number of bytes transmitted in this period */ |
| 2153 | m_rs_vn.vn_counter.quota = |
| 2154 | (vn_max_rate * RS_PERIODIC_TIMEOUT_USEC) / 8; |
| 2155 | |
| 2156 | #ifdef BNX2X_PER_PROT_QOS |
| 2157 | /* per protocol counter */ |
| 2158 | for (protocol = 0; protocol < NUM_OF_PROTOCOLS; protocol++) { |
| 2159 | /* maximal Mbps for this protocol */ |
| 2160 | m_rs_vn.protocol_counters[protocol].rate = |
| 2161 | protocol_max_rate[protocol]; |
| 2162 | /* the quota in each timer period - |
| 2163 | number of bytes transmitted in this period */ |
| 2164 | m_rs_vn.protocol_counters[protocol].quota = |
| 2165 | (u32)(rs_periodic_timeout_usec * |
| 2166 | ((double)m_rs_vn. |
| 2167 | protocol_counters[protocol].rate/8)); |
| 2168 | } |
| 2169 | #endif |
| 2170 | |
| 2171 | if (wsum) { |
| 2172 | /* credit for each period of the fairness algorithm: |
| 2173 | number of bytes in T_FAIR (the vn share the port rate). |
| 2174 | wsum should not be larger than 10000, thus |
| 2175 | T_FAIR_COEF / (8 * wsum) will always be grater than zero */ |
| 2176 | m_fair_vn.vn_credit_delta = |
| 2177 | max((u64)(vn_min_rate * (T_FAIR_COEF / (8 * wsum))), |
| 2178 | (u64)(m_cmng_port->fair_vars.fair_threshold * 2)); |
| 2179 | DP(NETIF_MSG_IFUP, "m_fair_vn.vn_credit_delta=%d\n", |
| 2180 | m_fair_vn.vn_credit_delta); |
| 2181 | } |
| 2182 | |
| 2183 | #ifdef BNX2X_PER_PROT_QOS |
| 2184 | do { |
| 2185 | u32 protocolWeightSum = 0; |
| 2186 | |
| 2187 | for (protocol = 0; protocol < NUM_OF_PROTOCOLS; protocol++) |
| 2188 | protocolWeightSum += |
| 2189 | drvInit.protocol_min_rate[protocol]; |
| 2190 | /* per protocol counter - |
| 2191 | NOT NEEDED IF NO PER-PROTOCOL CONGESTION MANAGEMENT */ |
| 2192 | if (protocolWeightSum > 0) { |
| 2193 | for (protocol = 0; |
| 2194 | protocol < NUM_OF_PROTOCOLS; protocol++) |
| 2195 | /* credit for each period of the |
| 2196 | fairness algorithm - number of bytes in |
| 2197 | T_FAIR (the protocol share the vn rate) */ |
| 2198 | m_fair_vn.protocol_credit_delta[protocol] = |
| 2199 | (u32)((vn_min_rate / 8) * t_fair * |
| 2200 | protocol_min_rate / protocolWeightSum); |
| 2201 | } |
| 2202 | } while (0); |
| 2203 | #endif |
| 2204 | |
| 2205 | /* Store it to internal memory */ |
| 2206 | for (i = 0; i < sizeof(struct rate_shaping_vars_per_vn)/4; i++) |
| 2207 | REG_WR(bp, BAR_XSTRORM_INTMEM + |
| 2208 | XSTORM_RATE_SHAPING_PER_VN_VARS_OFFSET(func) + i * 4, |
| 2209 | ((u32 *)(&m_rs_vn))[i]); |
| 2210 | |
| 2211 | for (i = 0; i < sizeof(struct fairness_vars_per_vn)/4; i++) |
| 2212 | REG_WR(bp, BAR_XSTRORM_INTMEM + |
| 2213 | XSTORM_FAIRNESS_PER_VN_VARS_OFFSET(func) + i * 4, |
| 2214 | ((u32 *)(&m_fair_vn))[i]); |
| 2215 | } |
| 2216 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2217 | /* This function is called upon link interrupt */ |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 2218 | static void bnx2x_link_attn(struct bnx2x *bp) |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2219 | { |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 2220 | int vn; |
| 2221 | |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 2222 | /* Make sure that we are synced with the current statistics */ |
| 2223 | bnx2x_stats_handle(bp, STATS_EVENT_STOP); |
| 2224 | |
Yitchak Gertner | 4a37fb6 | 2008-08-13 15:50:23 -0700 | [diff] [blame] | 2225 | bnx2x_acquire_phy_lock(bp); |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 2226 | bnx2x_link_update(&bp->link_params, &bp->link_vars); |
Yitchak Gertner | 4a37fb6 | 2008-08-13 15:50:23 -0700 | [diff] [blame] | 2227 | bnx2x_release_phy_lock(bp); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2228 | |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 2229 | if (bp->link_vars.link_up) { |
| 2230 | |
| 2231 | if (bp->link_vars.mac_type == MAC_TYPE_BMAC) { |
| 2232 | struct host_port_stats *pstats; |
| 2233 | |
| 2234 | pstats = bnx2x_sp(bp, port_stats); |
| 2235 | /* reset old bmac stats */ |
| 2236 | memset(&(pstats->mac_stx[0]), 0, |
| 2237 | sizeof(struct mac_stx)); |
| 2238 | } |
| 2239 | if ((bp->state == BNX2X_STATE_OPEN) || |
| 2240 | (bp->state == BNX2X_STATE_DISABLED)) |
| 2241 | bnx2x_stats_handle(bp, STATS_EVENT_LINK_UP); |
| 2242 | } |
| 2243 | |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 2244 | /* indicate link status */ |
| 2245 | bnx2x_link_report(bp); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 2246 | |
| 2247 | if (IS_E1HMF(bp)) { |
| 2248 | int func; |
| 2249 | |
| 2250 | for (vn = VN_0; vn < E1HVN_MAX; vn++) { |
| 2251 | if (vn == BP_E1HVN(bp)) |
| 2252 | continue; |
| 2253 | |
| 2254 | func = ((vn << 1) | BP_PORT(bp)); |
| 2255 | |
| 2256 | /* Set the attention towards other drivers |
| 2257 | on the same port */ |
| 2258 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_0 + |
| 2259 | (LINK_SYNC_ATTENTION_BIT_FUNC_0 + func)*4, 1); |
| 2260 | } |
| 2261 | } |
| 2262 | |
| 2263 | if (CHIP_IS_E1H(bp) && (bp->link_vars.line_speed > 0)) { |
| 2264 | struct cmng_struct_per_port m_cmng_port; |
| 2265 | u32 wsum; |
| 2266 | int port = BP_PORT(bp); |
| 2267 | |
| 2268 | /* Init RATE SHAPING and FAIRNESS contexts */ |
| 2269 | wsum = bnx2x_calc_vn_wsum(bp); |
| 2270 | bnx2x_init_port_minmax(bp, (int)wsum, |
| 2271 | bp->link_vars.line_speed, |
| 2272 | &m_cmng_port); |
| 2273 | if (IS_E1HMF(bp)) |
| 2274 | for (vn = VN_0; vn < E1HVN_MAX; vn++) |
| 2275 | bnx2x_init_vn_minmax(bp, 2*vn + port, |
| 2276 | wsum, bp->link_vars.line_speed, |
| 2277 | &m_cmng_port); |
| 2278 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2279 | } |
| 2280 | |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 2281 | static void bnx2x__link_status_update(struct bnx2x *bp) |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2282 | { |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 2283 | if (bp->state != BNX2X_STATE_OPEN) |
| 2284 | return; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2285 | |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 2286 | bnx2x_link_status_update(&bp->link_params, &bp->link_vars); |
| 2287 | |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 2288 | if (bp->link_vars.link_up) |
| 2289 | bnx2x_stats_handle(bp, STATS_EVENT_LINK_UP); |
| 2290 | else |
| 2291 | bnx2x_stats_handle(bp, STATS_EVENT_STOP); |
| 2292 | |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 2293 | /* indicate link status */ |
| 2294 | bnx2x_link_report(bp); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2295 | } |
| 2296 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 2297 | static void bnx2x_pmf_update(struct bnx2x *bp) |
| 2298 | { |
| 2299 | int port = BP_PORT(bp); |
| 2300 | u32 val; |
| 2301 | |
| 2302 | bp->port.pmf = 1; |
| 2303 | DP(NETIF_MSG_LINK, "pmf %d\n", bp->port.pmf); |
| 2304 | |
| 2305 | /* enable nig attention */ |
| 2306 | val = (0xff0f | (1 << (BP_E1HVN(bp) + 4))); |
| 2307 | REG_WR(bp, HC_REG_TRAILING_EDGE_0 + port*8, val); |
| 2308 | REG_WR(bp, HC_REG_LEADING_EDGE_0 + port*8, val); |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 2309 | |
| 2310 | bnx2x_stats_handle(bp, STATS_EVENT_PMF); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 2311 | } |
| 2312 | |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 2313 | /* end of Link */ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2314 | |
| 2315 | /* slow path */ |
| 2316 | |
| 2317 | /* |
| 2318 | * General service functions |
| 2319 | */ |
| 2320 | |
| 2321 | /* the slow path queue is odd since completions arrive on the fastpath ring */ |
| 2322 | static int bnx2x_sp_post(struct bnx2x *bp, int command, int cid, |
| 2323 | u32 data_hi, u32 data_lo, int common) |
| 2324 | { |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 2325 | int func = BP_FUNC(bp); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2326 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 2327 | DP(BNX2X_MSG_SP/*NETIF_MSG_TIMER*/, |
| 2328 | "SPQE (%x:%x) command %d hw_cid %x data (%x:%x) left %x\n", |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2329 | (u32)U64_HI(bp->spq_mapping), (u32)(U64_LO(bp->spq_mapping) + |
| 2330 | (void *)bp->spq_prod_bd - (void *)bp->spq), command, |
| 2331 | HW_CID(bp, cid), data_hi, data_lo, bp->spq_left); |
| 2332 | |
| 2333 | #ifdef BNX2X_STOP_ON_ERROR |
| 2334 | if (unlikely(bp->panic)) |
| 2335 | return -EIO; |
| 2336 | #endif |
| 2337 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 2338 | spin_lock_bh(&bp->spq_lock); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2339 | |
| 2340 | if (!bp->spq_left) { |
| 2341 | BNX2X_ERR("BUG! SPQ ring full!\n"); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 2342 | spin_unlock_bh(&bp->spq_lock); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2343 | bnx2x_panic(); |
| 2344 | return -EBUSY; |
| 2345 | } |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 2346 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2347 | /* CID needs port number to be encoded int it */ |
| 2348 | bp->spq_prod_bd->hdr.conn_and_cmd_data = |
| 2349 | cpu_to_le32(((command << SPE_HDR_CMD_ID_SHIFT) | |
| 2350 | HW_CID(bp, cid))); |
| 2351 | bp->spq_prod_bd->hdr.type = cpu_to_le16(ETH_CONNECTION_TYPE); |
| 2352 | if (common) |
| 2353 | bp->spq_prod_bd->hdr.type |= |
| 2354 | cpu_to_le16((1 << SPE_HDR_COMMON_RAMROD_SHIFT)); |
| 2355 | |
| 2356 | bp->spq_prod_bd->data.mac_config_addr.hi = cpu_to_le32(data_hi); |
| 2357 | bp->spq_prod_bd->data.mac_config_addr.lo = cpu_to_le32(data_lo); |
| 2358 | |
| 2359 | bp->spq_left--; |
| 2360 | |
| 2361 | if (bp->spq_prod_bd == bp->spq_last_bd) { |
| 2362 | bp->spq_prod_bd = bp->spq; |
| 2363 | bp->spq_prod_idx = 0; |
| 2364 | DP(NETIF_MSG_TIMER, "end of spq\n"); |
| 2365 | |
| 2366 | } else { |
| 2367 | bp->spq_prod_bd++; |
| 2368 | bp->spq_prod_idx++; |
| 2369 | } |
| 2370 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 2371 | REG_WR(bp, BAR_XSTRORM_INTMEM + XSTORM_SPQ_PROD_OFFSET(func), |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2372 | bp->spq_prod_idx); |
| 2373 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 2374 | spin_unlock_bh(&bp->spq_lock); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2375 | return 0; |
| 2376 | } |
| 2377 | |
| 2378 | /* acquire split MCP access lock register */ |
Yitchak Gertner | 4a37fb6 | 2008-08-13 15:50:23 -0700 | [diff] [blame] | 2379 | static int bnx2x_acquire_alr(struct bnx2x *bp) |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2380 | { |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2381 | u32 i, j, val; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 2382 | int rc = 0; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2383 | |
| 2384 | might_sleep(); |
| 2385 | i = 100; |
| 2386 | for (j = 0; j < i*10; j++) { |
| 2387 | val = (1UL << 31); |
| 2388 | REG_WR(bp, GRCBASE_MCP + 0x9c, val); |
| 2389 | val = REG_RD(bp, GRCBASE_MCP + 0x9c); |
| 2390 | if (val & (1L << 31)) |
| 2391 | break; |
| 2392 | |
| 2393 | msleep(5); |
| 2394 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2395 | if (!(val & (1L << 31))) { |
Eilon Greenstein | 19680c4 | 2008-08-13 15:47:33 -0700 | [diff] [blame] | 2396 | BNX2X_ERR("Cannot acquire MCP access lock register\n"); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2397 | rc = -EBUSY; |
| 2398 | } |
| 2399 | |
| 2400 | return rc; |
| 2401 | } |
| 2402 | |
Yitchak Gertner | 4a37fb6 | 2008-08-13 15:50:23 -0700 | [diff] [blame] | 2403 | /* release split MCP access lock register */ |
| 2404 | static void bnx2x_release_alr(struct bnx2x *bp) |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2405 | { |
| 2406 | u32 val = 0; |
| 2407 | |
| 2408 | REG_WR(bp, GRCBASE_MCP + 0x9c, val); |
| 2409 | } |
| 2410 | |
| 2411 | static inline u16 bnx2x_update_dsb_idx(struct bnx2x *bp) |
| 2412 | { |
| 2413 | struct host_def_status_block *def_sb = bp->def_status_blk; |
| 2414 | u16 rc = 0; |
| 2415 | |
| 2416 | barrier(); /* status block is written to by the chip */ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2417 | if (bp->def_att_idx != def_sb->atten_status_block.attn_bits_index) { |
| 2418 | bp->def_att_idx = def_sb->atten_status_block.attn_bits_index; |
| 2419 | rc |= 1; |
| 2420 | } |
| 2421 | if (bp->def_c_idx != def_sb->c_def_status_block.status_block_index) { |
| 2422 | bp->def_c_idx = def_sb->c_def_status_block.status_block_index; |
| 2423 | rc |= 2; |
| 2424 | } |
| 2425 | if (bp->def_u_idx != def_sb->u_def_status_block.status_block_index) { |
| 2426 | bp->def_u_idx = def_sb->u_def_status_block.status_block_index; |
| 2427 | rc |= 4; |
| 2428 | } |
| 2429 | if (bp->def_x_idx != def_sb->x_def_status_block.status_block_index) { |
| 2430 | bp->def_x_idx = def_sb->x_def_status_block.status_block_index; |
| 2431 | rc |= 8; |
| 2432 | } |
| 2433 | if (bp->def_t_idx != def_sb->t_def_status_block.status_block_index) { |
| 2434 | bp->def_t_idx = def_sb->t_def_status_block.status_block_index; |
| 2435 | rc |= 16; |
| 2436 | } |
| 2437 | return rc; |
| 2438 | } |
| 2439 | |
| 2440 | /* |
| 2441 | * slow path service functions |
| 2442 | */ |
| 2443 | |
| 2444 | static void bnx2x_attn_int_asserted(struct bnx2x *bp, u32 asserted) |
| 2445 | { |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 2446 | int port = BP_PORT(bp); |
Eilon Greenstein | 5c86284 | 2008-08-13 15:51:48 -0700 | [diff] [blame] | 2447 | u32 hc_addr = (HC_REG_COMMAND_REG + port*32 + |
| 2448 | COMMAND_REG_ATTN_BITS_SET); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2449 | u32 aeu_addr = port ? MISC_REG_AEU_MASK_ATTN_FUNC_1 : |
| 2450 | MISC_REG_AEU_MASK_ATTN_FUNC_0; |
Eliezer Tamir | 877e9aa | 2008-02-28 11:55:53 -0800 | [diff] [blame] | 2451 | u32 nig_int_mask_addr = port ? NIG_REG_MASK_INTERRUPT_PORT1 : |
| 2452 | NIG_REG_MASK_INTERRUPT_PORT0; |
Eilon Greenstein | 3fcaf2e | 2008-08-13 15:50:45 -0700 | [diff] [blame] | 2453 | u32 aeu_mask; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2454 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2455 | if (bp->attn_state & asserted) |
| 2456 | BNX2X_ERR("IGU ERROR\n"); |
| 2457 | |
Eilon Greenstein | 3fcaf2e | 2008-08-13 15:50:45 -0700 | [diff] [blame] | 2458 | bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_PORT0_ATT_MASK + port); |
| 2459 | aeu_mask = REG_RD(bp, aeu_addr); |
| 2460 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2461 | DP(NETIF_MSG_HW, "aeu_mask %x newly asserted %x\n", |
Eilon Greenstein | 3fcaf2e | 2008-08-13 15:50:45 -0700 | [diff] [blame] | 2462 | aeu_mask, asserted); |
| 2463 | aeu_mask &= ~(asserted & 0xff); |
| 2464 | DP(NETIF_MSG_HW, "new mask %x\n", aeu_mask); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2465 | |
Eilon Greenstein | 3fcaf2e | 2008-08-13 15:50:45 -0700 | [diff] [blame] | 2466 | REG_WR(bp, aeu_addr, aeu_mask); |
| 2467 | bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_PORT0_ATT_MASK + port); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2468 | |
Eilon Greenstein | 3fcaf2e | 2008-08-13 15:50:45 -0700 | [diff] [blame] | 2469 | DP(NETIF_MSG_HW, "attn_state %x\n", bp->attn_state); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2470 | bp->attn_state |= asserted; |
Eilon Greenstein | 3fcaf2e | 2008-08-13 15:50:45 -0700 | [diff] [blame] | 2471 | DP(NETIF_MSG_HW, "new state %x\n", bp->attn_state); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2472 | |
| 2473 | if (asserted & ATTN_HARD_WIRED_MASK) { |
| 2474 | if (asserted & ATTN_NIG_FOR_FUNC) { |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2475 | |
Eliezer Tamir | 877e9aa | 2008-02-28 11:55:53 -0800 | [diff] [blame] | 2476 | /* save nig interrupt mask */ |
| 2477 | bp->nig_mask = REG_RD(bp, nig_int_mask_addr); |
| 2478 | REG_WR(bp, nig_int_mask_addr, 0); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2479 | |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 2480 | bnx2x_link_attn(bp); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2481 | |
| 2482 | /* handle unicore attn? */ |
| 2483 | } |
| 2484 | if (asserted & ATTN_SW_TIMER_4_FUNC) |
| 2485 | DP(NETIF_MSG_HW, "ATTN_SW_TIMER_4_FUNC!\n"); |
| 2486 | |
| 2487 | if (asserted & GPIO_2_FUNC) |
| 2488 | DP(NETIF_MSG_HW, "GPIO_2_FUNC!\n"); |
| 2489 | |
| 2490 | if (asserted & GPIO_3_FUNC) |
| 2491 | DP(NETIF_MSG_HW, "GPIO_3_FUNC!\n"); |
| 2492 | |
| 2493 | if (asserted & GPIO_4_FUNC) |
| 2494 | DP(NETIF_MSG_HW, "GPIO_4_FUNC!\n"); |
| 2495 | |
| 2496 | if (port == 0) { |
| 2497 | if (asserted & ATTN_GENERAL_ATTN_1) { |
| 2498 | DP(NETIF_MSG_HW, "ATTN_GENERAL_ATTN_1!\n"); |
| 2499 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_1, 0x0); |
| 2500 | } |
| 2501 | if (asserted & ATTN_GENERAL_ATTN_2) { |
| 2502 | DP(NETIF_MSG_HW, "ATTN_GENERAL_ATTN_2!\n"); |
| 2503 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_2, 0x0); |
| 2504 | } |
| 2505 | if (asserted & ATTN_GENERAL_ATTN_3) { |
| 2506 | DP(NETIF_MSG_HW, "ATTN_GENERAL_ATTN_3!\n"); |
| 2507 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_3, 0x0); |
| 2508 | } |
| 2509 | } else { |
| 2510 | if (asserted & ATTN_GENERAL_ATTN_4) { |
| 2511 | DP(NETIF_MSG_HW, "ATTN_GENERAL_ATTN_4!\n"); |
| 2512 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_4, 0x0); |
| 2513 | } |
| 2514 | if (asserted & ATTN_GENERAL_ATTN_5) { |
| 2515 | DP(NETIF_MSG_HW, "ATTN_GENERAL_ATTN_5!\n"); |
| 2516 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_5, 0x0); |
| 2517 | } |
| 2518 | if (asserted & ATTN_GENERAL_ATTN_6) { |
| 2519 | DP(NETIF_MSG_HW, "ATTN_GENERAL_ATTN_6!\n"); |
| 2520 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_6, 0x0); |
| 2521 | } |
| 2522 | } |
| 2523 | |
| 2524 | } /* if hardwired */ |
| 2525 | |
Eilon Greenstein | 5c86284 | 2008-08-13 15:51:48 -0700 | [diff] [blame] | 2526 | DP(NETIF_MSG_HW, "about to mask 0x%08x at HC addr 0x%x\n", |
| 2527 | asserted, hc_addr); |
| 2528 | REG_WR(bp, hc_addr, asserted); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2529 | |
| 2530 | /* now set back the mask */ |
| 2531 | if (asserted & ATTN_NIG_FOR_FUNC) |
Eliezer Tamir | 877e9aa | 2008-02-28 11:55:53 -0800 | [diff] [blame] | 2532 | REG_WR(bp, nig_int_mask_addr, bp->nig_mask); |
| 2533 | } |
| 2534 | |
| 2535 | static inline void bnx2x_attn_int_deasserted0(struct bnx2x *bp, u32 attn) |
| 2536 | { |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 2537 | int port = BP_PORT(bp); |
Eliezer Tamir | 877e9aa | 2008-02-28 11:55:53 -0800 | [diff] [blame] | 2538 | int reg_offset; |
| 2539 | u32 val; |
| 2540 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 2541 | reg_offset = (port ? MISC_REG_AEU_ENABLE1_FUNC_1_OUT_0 : |
| 2542 | MISC_REG_AEU_ENABLE1_FUNC_0_OUT_0); |
Eliezer Tamir | 877e9aa | 2008-02-28 11:55:53 -0800 | [diff] [blame] | 2543 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 2544 | if (attn & AEU_INPUTS_ATTN_BITS_SPIO5) { |
Eliezer Tamir | 877e9aa | 2008-02-28 11:55:53 -0800 | [diff] [blame] | 2545 | |
| 2546 | val = REG_RD(bp, reg_offset); |
| 2547 | val &= ~AEU_INPUTS_ATTN_BITS_SPIO5; |
| 2548 | REG_WR(bp, reg_offset, val); |
| 2549 | |
| 2550 | BNX2X_ERR("SPIO5 hw attention\n"); |
| 2551 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 2552 | switch (bp->common.board & SHARED_HW_CFG_BOARD_TYPE_MASK) { |
Eliezer Tamir | 877e9aa | 2008-02-28 11:55:53 -0800 | [diff] [blame] | 2553 | case SHARED_HW_CFG_BOARD_TYPE_BCM957710A1022G: |
| 2554 | /* Fan failure attention */ |
| 2555 | |
Eilon Greenstein | 17de50b | 2008-08-13 15:56:59 -0700 | [diff] [blame^] | 2556 | /* The PHY reset is controlled by GPIO 1 */ |
Eliezer Tamir | 877e9aa | 2008-02-28 11:55:53 -0800 | [diff] [blame] | 2557 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_1, |
Eilon Greenstein | 17de50b | 2008-08-13 15:56:59 -0700 | [diff] [blame^] | 2558 | MISC_REGISTERS_GPIO_OUTPUT_LOW, port); |
| 2559 | /* Low power mode is controlled by GPIO 2 */ |
Eliezer Tamir | 877e9aa | 2008-02-28 11:55:53 -0800 | [diff] [blame] | 2560 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_2, |
Eilon Greenstein | 17de50b | 2008-08-13 15:56:59 -0700 | [diff] [blame^] | 2561 | MISC_REGISTERS_GPIO_OUTPUT_LOW, port); |
Eliezer Tamir | 877e9aa | 2008-02-28 11:55:53 -0800 | [diff] [blame] | 2562 | /* mark the failure */ |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 2563 | bp->link_params.ext_phy_config &= |
Eliezer Tamir | 877e9aa | 2008-02-28 11:55:53 -0800 | [diff] [blame] | 2564 | ~PORT_HW_CFG_XGXS_EXT_PHY_TYPE_MASK; |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 2565 | bp->link_params.ext_phy_config |= |
Eliezer Tamir | 877e9aa | 2008-02-28 11:55:53 -0800 | [diff] [blame] | 2566 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_FAILURE; |
| 2567 | SHMEM_WR(bp, |
| 2568 | dev_info.port_hw_config[port]. |
| 2569 | external_phy_config, |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 2570 | bp->link_params.ext_phy_config); |
Eliezer Tamir | 877e9aa | 2008-02-28 11:55:53 -0800 | [diff] [blame] | 2571 | /* log the failure */ |
| 2572 | printk(KERN_ERR PFX "Fan Failure on Network" |
| 2573 | " Controller %s has caused the driver to" |
| 2574 | " shutdown the card to prevent permanent" |
| 2575 | " damage. Please contact Dell Support for" |
| 2576 | " assistance\n", bp->dev->name); |
| 2577 | break; |
| 2578 | |
| 2579 | default: |
| 2580 | break; |
| 2581 | } |
| 2582 | } |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 2583 | |
| 2584 | if (attn & HW_INTERRUT_ASSERT_SET_0) { |
| 2585 | |
| 2586 | val = REG_RD(bp, reg_offset); |
| 2587 | val &= ~(attn & HW_INTERRUT_ASSERT_SET_0); |
| 2588 | REG_WR(bp, reg_offset, val); |
| 2589 | |
| 2590 | BNX2X_ERR("FATAL HW block attention set0 0x%x\n", |
| 2591 | (attn & HW_INTERRUT_ASSERT_SET_0)); |
| 2592 | bnx2x_panic(); |
| 2593 | } |
Eliezer Tamir | 877e9aa | 2008-02-28 11:55:53 -0800 | [diff] [blame] | 2594 | } |
| 2595 | |
| 2596 | static inline void bnx2x_attn_int_deasserted1(struct bnx2x *bp, u32 attn) |
| 2597 | { |
| 2598 | u32 val; |
| 2599 | |
| 2600 | if (attn & BNX2X_DOORQ_ASSERT) { |
| 2601 | |
| 2602 | val = REG_RD(bp, DORQ_REG_DORQ_INT_STS_CLR); |
| 2603 | BNX2X_ERR("DB hw attention 0x%x\n", val); |
| 2604 | /* DORQ discard attention */ |
| 2605 | if (val & 0x2) |
| 2606 | BNX2X_ERR("FATAL error from DORQ\n"); |
| 2607 | } |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 2608 | |
| 2609 | if (attn & HW_INTERRUT_ASSERT_SET_1) { |
| 2610 | |
| 2611 | int port = BP_PORT(bp); |
| 2612 | int reg_offset; |
| 2613 | |
| 2614 | reg_offset = (port ? MISC_REG_AEU_ENABLE1_FUNC_1_OUT_1 : |
| 2615 | MISC_REG_AEU_ENABLE1_FUNC_0_OUT_1); |
| 2616 | |
| 2617 | val = REG_RD(bp, reg_offset); |
| 2618 | val &= ~(attn & HW_INTERRUT_ASSERT_SET_1); |
| 2619 | REG_WR(bp, reg_offset, val); |
| 2620 | |
| 2621 | BNX2X_ERR("FATAL HW block attention set1 0x%x\n", |
| 2622 | (attn & HW_INTERRUT_ASSERT_SET_1)); |
| 2623 | bnx2x_panic(); |
| 2624 | } |
Eliezer Tamir | 877e9aa | 2008-02-28 11:55:53 -0800 | [diff] [blame] | 2625 | } |
| 2626 | |
| 2627 | static inline void bnx2x_attn_int_deasserted2(struct bnx2x *bp, u32 attn) |
| 2628 | { |
| 2629 | u32 val; |
| 2630 | |
| 2631 | if (attn & AEU_INPUTS_ATTN_BITS_CFC_HW_INTERRUPT) { |
| 2632 | |
| 2633 | val = REG_RD(bp, CFC_REG_CFC_INT_STS_CLR); |
| 2634 | BNX2X_ERR("CFC hw attention 0x%x\n", val); |
| 2635 | /* CFC error attention */ |
| 2636 | if (val & 0x2) |
| 2637 | BNX2X_ERR("FATAL error from CFC\n"); |
| 2638 | } |
| 2639 | |
| 2640 | if (attn & AEU_INPUTS_ATTN_BITS_PXP_HW_INTERRUPT) { |
| 2641 | |
| 2642 | val = REG_RD(bp, PXP_REG_PXP_INT_STS_CLR_0); |
| 2643 | BNX2X_ERR("PXP hw attention 0x%x\n", val); |
| 2644 | /* RQ_USDMDP_FIFO_OVERFLOW */ |
| 2645 | if (val & 0x18000) |
| 2646 | BNX2X_ERR("FATAL error from PXP\n"); |
| 2647 | } |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 2648 | |
| 2649 | if (attn & HW_INTERRUT_ASSERT_SET_2) { |
| 2650 | |
| 2651 | int port = BP_PORT(bp); |
| 2652 | int reg_offset; |
| 2653 | |
| 2654 | reg_offset = (port ? MISC_REG_AEU_ENABLE1_FUNC_1_OUT_2 : |
| 2655 | MISC_REG_AEU_ENABLE1_FUNC_0_OUT_2); |
| 2656 | |
| 2657 | val = REG_RD(bp, reg_offset); |
| 2658 | val &= ~(attn & HW_INTERRUT_ASSERT_SET_2); |
| 2659 | REG_WR(bp, reg_offset, val); |
| 2660 | |
| 2661 | BNX2X_ERR("FATAL HW block attention set2 0x%x\n", |
| 2662 | (attn & HW_INTERRUT_ASSERT_SET_2)); |
| 2663 | bnx2x_panic(); |
| 2664 | } |
Eliezer Tamir | 877e9aa | 2008-02-28 11:55:53 -0800 | [diff] [blame] | 2665 | } |
| 2666 | |
| 2667 | static inline void bnx2x_attn_int_deasserted3(struct bnx2x *bp, u32 attn) |
| 2668 | { |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 2669 | u32 val; |
| 2670 | |
Eliezer Tamir | 877e9aa | 2008-02-28 11:55:53 -0800 | [diff] [blame] | 2671 | if (attn & EVEREST_GEN_ATTN_IN_USE_MASK) { |
| 2672 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 2673 | if (attn & BNX2X_PMF_LINK_ASSERT) { |
| 2674 | int func = BP_FUNC(bp); |
| 2675 | |
| 2676 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_12 + func*4, 0); |
| 2677 | bnx2x__link_status_update(bp); |
| 2678 | if (SHMEM_RD(bp, func_mb[func].drv_status) & |
| 2679 | DRV_STATUS_PMF) |
| 2680 | bnx2x_pmf_update(bp); |
| 2681 | |
| 2682 | } else if (attn & BNX2X_MC_ASSERT_BITS) { |
Eliezer Tamir | 877e9aa | 2008-02-28 11:55:53 -0800 | [diff] [blame] | 2683 | |
| 2684 | BNX2X_ERR("MC assert!\n"); |
| 2685 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_10, 0); |
| 2686 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_9, 0); |
| 2687 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_8, 0); |
| 2688 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_7, 0); |
| 2689 | bnx2x_panic(); |
| 2690 | |
| 2691 | } else if (attn & BNX2X_MCP_ASSERT) { |
| 2692 | |
| 2693 | BNX2X_ERR("MCP assert!\n"); |
| 2694 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_11, 0); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 2695 | bnx2x_fw_dump(bp); |
Eliezer Tamir | 877e9aa | 2008-02-28 11:55:53 -0800 | [diff] [blame] | 2696 | |
| 2697 | } else |
| 2698 | BNX2X_ERR("Unknown HW assert! (attn 0x%x)\n", attn); |
| 2699 | } |
| 2700 | |
| 2701 | if (attn & EVEREST_LATCHED_ATTN_IN_USE_MASK) { |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 2702 | BNX2X_ERR("LATCHED attention 0x%08x (masked)\n", attn); |
| 2703 | if (attn & BNX2X_GRC_TIMEOUT) { |
| 2704 | val = CHIP_IS_E1H(bp) ? |
| 2705 | REG_RD(bp, MISC_REG_GRC_TIMEOUT_ATTN) : 0; |
| 2706 | BNX2X_ERR("GRC time-out 0x%08x\n", val); |
| 2707 | } |
| 2708 | if (attn & BNX2X_GRC_RSV) { |
| 2709 | val = CHIP_IS_E1H(bp) ? |
| 2710 | REG_RD(bp, MISC_REG_GRC_RSV_ATTN) : 0; |
| 2711 | BNX2X_ERR("GRC reserved 0x%08x\n", val); |
| 2712 | } |
Eliezer Tamir | 877e9aa | 2008-02-28 11:55:53 -0800 | [diff] [blame] | 2713 | REG_WR(bp, MISC_REG_AEU_CLR_LATCH_SIGNAL, 0x7ff); |
Eliezer Tamir | 877e9aa | 2008-02-28 11:55:53 -0800 | [diff] [blame] | 2714 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2715 | } |
| 2716 | |
| 2717 | static void bnx2x_attn_int_deasserted(struct bnx2x *bp, u32 deasserted) |
| 2718 | { |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2719 | struct attn_route attn; |
| 2720 | struct attn_route group_mask; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 2721 | int port = BP_PORT(bp); |
Eliezer Tamir | 877e9aa | 2008-02-28 11:55:53 -0800 | [diff] [blame] | 2722 | int index; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2723 | u32 reg_addr; |
| 2724 | u32 val; |
Eilon Greenstein | 3fcaf2e | 2008-08-13 15:50:45 -0700 | [diff] [blame] | 2725 | u32 aeu_mask; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2726 | |
| 2727 | /* need to take HW lock because MCP or other port might also |
| 2728 | try to handle this event */ |
Yitchak Gertner | 4a37fb6 | 2008-08-13 15:50:23 -0700 | [diff] [blame] | 2729 | bnx2x_acquire_alr(bp); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2730 | |
| 2731 | attn.sig[0] = REG_RD(bp, MISC_REG_AEU_AFTER_INVERT_1_FUNC_0 + port*4); |
| 2732 | attn.sig[1] = REG_RD(bp, MISC_REG_AEU_AFTER_INVERT_2_FUNC_0 + port*4); |
| 2733 | attn.sig[2] = REG_RD(bp, MISC_REG_AEU_AFTER_INVERT_3_FUNC_0 + port*4); |
| 2734 | 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] | 2735 | DP(NETIF_MSG_HW, "attn: %08x %08x %08x %08x\n", |
| 2736 | attn.sig[0], attn.sig[1], attn.sig[2], attn.sig[3]); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2737 | |
| 2738 | for (index = 0; index < MAX_DYNAMIC_ATTN_GRPS; index++) { |
| 2739 | if (deasserted & (1 << index)) { |
| 2740 | group_mask = bp->attn_group[index]; |
| 2741 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 2742 | DP(NETIF_MSG_HW, "group[%d]: %08x %08x %08x %08x\n", |
| 2743 | index, group_mask.sig[0], group_mask.sig[1], |
| 2744 | group_mask.sig[2], group_mask.sig[3]); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2745 | |
Eliezer Tamir | 877e9aa | 2008-02-28 11:55:53 -0800 | [diff] [blame] | 2746 | bnx2x_attn_int_deasserted3(bp, |
| 2747 | attn.sig[3] & group_mask.sig[3]); |
| 2748 | bnx2x_attn_int_deasserted1(bp, |
| 2749 | attn.sig[1] & group_mask.sig[1]); |
| 2750 | bnx2x_attn_int_deasserted2(bp, |
| 2751 | attn.sig[2] & group_mask.sig[2]); |
| 2752 | bnx2x_attn_int_deasserted0(bp, |
| 2753 | attn.sig[0] & group_mask.sig[0]); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2754 | |
| 2755 | if ((attn.sig[0] & group_mask.sig[0] & |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2756 | HW_PRTY_ASSERT_SET_0) || |
| 2757 | (attn.sig[1] & group_mask.sig[1] & |
| 2758 | HW_PRTY_ASSERT_SET_1) || |
| 2759 | (attn.sig[2] & group_mask.sig[2] & |
| 2760 | HW_PRTY_ASSERT_SET_2)) |
Eliezer Tamir | 877e9aa | 2008-02-28 11:55:53 -0800 | [diff] [blame] | 2761 | BNX2X_ERR("FATAL HW block parity attention\n"); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2762 | } |
| 2763 | } |
| 2764 | |
Yitchak Gertner | 4a37fb6 | 2008-08-13 15:50:23 -0700 | [diff] [blame] | 2765 | bnx2x_release_alr(bp); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2766 | |
Eilon Greenstein | 5c86284 | 2008-08-13 15:51:48 -0700 | [diff] [blame] | 2767 | 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] | 2768 | |
| 2769 | val = ~deasserted; |
Eilon Greenstein | 3fcaf2e | 2008-08-13 15:50:45 -0700 | [diff] [blame] | 2770 | DP(NETIF_MSG_HW, "about to mask 0x%08x at HC addr 0x%x\n", |
| 2771 | val, reg_addr); |
Eilon Greenstein | 5c86284 | 2008-08-13 15:51:48 -0700 | [diff] [blame] | 2772 | REG_WR(bp, reg_addr, val); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2773 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2774 | if (~bp->attn_state & deasserted) |
Eilon Greenstein | 3fcaf2e | 2008-08-13 15:50:45 -0700 | [diff] [blame] | 2775 | BNX2X_ERR("IGU ERROR\n"); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2776 | |
| 2777 | reg_addr = port ? MISC_REG_AEU_MASK_ATTN_FUNC_1 : |
| 2778 | MISC_REG_AEU_MASK_ATTN_FUNC_0; |
| 2779 | |
Eilon Greenstein | 3fcaf2e | 2008-08-13 15:50:45 -0700 | [diff] [blame] | 2780 | bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_PORT0_ATT_MASK + port); |
| 2781 | aeu_mask = REG_RD(bp, reg_addr); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2782 | |
Eilon Greenstein | 3fcaf2e | 2008-08-13 15:50:45 -0700 | [diff] [blame] | 2783 | DP(NETIF_MSG_HW, "aeu_mask %x newly deasserted %x\n", |
| 2784 | aeu_mask, deasserted); |
| 2785 | aeu_mask |= (deasserted & 0xff); |
| 2786 | DP(NETIF_MSG_HW, "new mask %x\n", aeu_mask); |
| 2787 | |
| 2788 | REG_WR(bp, reg_addr, aeu_mask); |
| 2789 | bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_PORT0_ATT_MASK + port); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2790 | |
| 2791 | DP(NETIF_MSG_HW, "attn_state %x\n", bp->attn_state); |
| 2792 | bp->attn_state &= ~deasserted; |
| 2793 | DP(NETIF_MSG_HW, "new state %x\n", bp->attn_state); |
| 2794 | } |
| 2795 | |
| 2796 | static void bnx2x_attn_int(struct bnx2x *bp) |
| 2797 | { |
| 2798 | /* read local copy of bits */ |
| 2799 | u32 attn_bits = bp->def_status_blk->atten_status_block.attn_bits; |
| 2800 | u32 attn_ack = bp->def_status_blk->atten_status_block.attn_bits_ack; |
| 2801 | u32 attn_state = bp->attn_state; |
| 2802 | |
| 2803 | /* look for changed bits */ |
| 2804 | u32 asserted = attn_bits & ~attn_ack & ~attn_state; |
| 2805 | u32 deasserted = ~attn_bits & attn_ack & attn_state; |
| 2806 | |
| 2807 | DP(NETIF_MSG_HW, |
| 2808 | "attn_bits %x attn_ack %x asserted %x deasserted %x\n", |
| 2809 | attn_bits, attn_ack, asserted, deasserted); |
| 2810 | |
| 2811 | if (~(attn_bits ^ attn_ack) & (attn_bits ^ attn_state)) |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 2812 | BNX2X_ERR("BAD attention state\n"); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2813 | |
| 2814 | /* handle bits that were raised */ |
| 2815 | if (asserted) |
| 2816 | bnx2x_attn_int_asserted(bp, asserted); |
| 2817 | |
| 2818 | if (deasserted) |
| 2819 | bnx2x_attn_int_deasserted(bp, deasserted); |
| 2820 | } |
| 2821 | |
| 2822 | static void bnx2x_sp_task(struct work_struct *work) |
| 2823 | { |
| 2824 | struct bnx2x *bp = container_of(work, struct bnx2x, sp_task); |
| 2825 | u16 status; |
| 2826 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 2827 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2828 | /* Return here if interrupt is disabled */ |
| 2829 | if (unlikely(atomic_read(&bp->intr_sem) != 0)) { |
Eliezer Tamir | 877e9aa | 2008-02-28 11:55:53 -0800 | [diff] [blame] | 2830 | DP(BNX2X_MSG_SP, "called but intr_sem not 0, returning\n"); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2831 | return; |
| 2832 | } |
| 2833 | |
| 2834 | status = bnx2x_update_dsb_idx(bp); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 2835 | /* if (status == 0) */ |
| 2836 | /* BNX2X_ERR("spurious slowpath interrupt!\n"); */ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2837 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 2838 | DP(BNX2X_MSG_SP, "got a slowpath interrupt (updated %x)\n", status); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2839 | |
Eliezer Tamir | 877e9aa | 2008-02-28 11:55:53 -0800 | [diff] [blame] | 2840 | /* HW attentions */ |
| 2841 | if (status & 0x1) |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2842 | bnx2x_attn_int(bp); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2843 | |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 2844 | /* CStorm events: query_stats, port delete ramrod */ |
| 2845 | if (status & 0x2) |
| 2846 | bp->stats_pending = 0; |
| 2847 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2848 | bnx2x_ack_sb(bp, DEF_SB_ID, ATTENTION_ID, bp->def_att_idx, |
| 2849 | IGU_INT_NOP, 1); |
| 2850 | bnx2x_ack_sb(bp, DEF_SB_ID, USTORM_ID, le16_to_cpu(bp->def_u_idx), |
| 2851 | IGU_INT_NOP, 1); |
| 2852 | bnx2x_ack_sb(bp, DEF_SB_ID, CSTORM_ID, le16_to_cpu(bp->def_c_idx), |
| 2853 | IGU_INT_NOP, 1); |
| 2854 | bnx2x_ack_sb(bp, DEF_SB_ID, XSTORM_ID, le16_to_cpu(bp->def_x_idx), |
| 2855 | IGU_INT_NOP, 1); |
| 2856 | bnx2x_ack_sb(bp, DEF_SB_ID, TSTORM_ID, le16_to_cpu(bp->def_t_idx), |
| 2857 | IGU_INT_ENABLE, 1); |
Eliezer Tamir | 877e9aa | 2008-02-28 11:55:53 -0800 | [diff] [blame] | 2858 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2859 | } |
| 2860 | |
| 2861 | static irqreturn_t bnx2x_msix_sp_int(int irq, void *dev_instance) |
| 2862 | { |
| 2863 | struct net_device *dev = dev_instance; |
| 2864 | struct bnx2x *bp = netdev_priv(dev); |
| 2865 | |
| 2866 | /* Return here if interrupt is disabled */ |
| 2867 | if (unlikely(atomic_read(&bp->intr_sem) != 0)) { |
Eliezer Tamir | 877e9aa | 2008-02-28 11:55:53 -0800 | [diff] [blame] | 2868 | DP(BNX2X_MSG_SP, "called but intr_sem not 0, returning\n"); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2869 | return IRQ_HANDLED; |
| 2870 | } |
| 2871 | |
Eliezer Tamir | 877e9aa | 2008-02-28 11:55:53 -0800 | [diff] [blame] | 2872 | bnx2x_ack_sb(bp, DEF_SB_ID, XSTORM_ID, 0, IGU_INT_DISABLE, 0); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2873 | |
| 2874 | #ifdef BNX2X_STOP_ON_ERROR |
| 2875 | if (unlikely(bp->panic)) |
| 2876 | return IRQ_HANDLED; |
| 2877 | #endif |
| 2878 | |
| 2879 | schedule_work(&bp->sp_task); |
| 2880 | |
| 2881 | return IRQ_HANDLED; |
| 2882 | } |
| 2883 | |
| 2884 | /* end of slow path */ |
| 2885 | |
| 2886 | /* Statistics */ |
| 2887 | |
| 2888 | /**************************************************************************** |
| 2889 | * Macros |
| 2890 | ****************************************************************************/ |
| 2891 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2892 | /* sum[hi:lo] += add[hi:lo] */ |
| 2893 | #define ADD_64(s_hi, a_hi, s_lo, a_lo) \ |
| 2894 | do { \ |
| 2895 | s_lo += a_lo; \ |
| 2896 | s_hi += a_hi + (s_lo < a_lo) ? 1 : 0; \ |
| 2897 | } while (0) |
| 2898 | |
| 2899 | /* difference = minuend - subtrahend */ |
| 2900 | #define DIFF_64(d_hi, m_hi, s_hi, d_lo, m_lo, s_lo) \ |
| 2901 | do { \ |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 2902 | if (m_lo < s_lo) { \ |
| 2903 | /* underflow */ \ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2904 | d_hi = m_hi - s_hi; \ |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 2905 | if (d_hi > 0) { \ |
| 2906 | /* we can 'loan' 1 */ \ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2907 | d_hi--; \ |
| 2908 | d_lo = m_lo + (UINT_MAX - s_lo) + 1; \ |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 2909 | } else { \ |
| 2910 | /* m_hi <= s_hi */ \ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2911 | d_hi = 0; \ |
| 2912 | d_lo = 0; \ |
| 2913 | } \ |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 2914 | } else { \ |
| 2915 | /* m_lo >= s_lo */ \ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2916 | if (m_hi < s_hi) { \ |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 2917 | d_hi = 0; \ |
| 2918 | d_lo = 0; \ |
| 2919 | } else { \ |
| 2920 | /* m_hi >= s_hi */ \ |
| 2921 | d_hi = m_hi - s_hi; \ |
| 2922 | d_lo = m_lo - s_lo; \ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2923 | } \ |
| 2924 | } \ |
| 2925 | } while (0) |
| 2926 | |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 2927 | #define UPDATE_STAT64(s, t) \ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2928 | do { \ |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 2929 | DIFF_64(diff.hi, new->s##_hi, pstats->mac_stx[0].t##_hi, \ |
| 2930 | diff.lo, new->s##_lo, pstats->mac_stx[0].t##_lo); \ |
| 2931 | pstats->mac_stx[0].t##_hi = new->s##_hi; \ |
| 2932 | pstats->mac_stx[0].t##_lo = new->s##_lo; \ |
| 2933 | ADD_64(pstats->mac_stx[1].t##_hi, diff.hi, \ |
| 2934 | pstats->mac_stx[1].t##_lo, diff.lo); \ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2935 | } while (0) |
| 2936 | |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 2937 | #define UPDATE_STAT64_NIG(s, t) \ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2938 | do { \ |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 2939 | DIFF_64(diff.hi, new->s##_hi, old->s##_hi, \ |
| 2940 | diff.lo, new->s##_lo, old->s##_lo); \ |
| 2941 | ADD_64(estats->t##_hi, diff.hi, \ |
| 2942 | estats->t##_lo, diff.lo); \ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2943 | } while (0) |
| 2944 | |
| 2945 | /* sum[hi:lo] += add */ |
| 2946 | #define ADD_EXTEND_64(s_hi, s_lo, a) \ |
| 2947 | do { \ |
| 2948 | s_lo += a; \ |
| 2949 | s_hi += (s_lo < a) ? 1 : 0; \ |
| 2950 | } while (0) |
| 2951 | |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 2952 | #define UPDATE_EXTEND_STAT(s) \ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2953 | do { \ |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 2954 | ADD_EXTEND_64(pstats->mac_stx[1].s##_hi, \ |
| 2955 | pstats->mac_stx[1].s##_lo, \ |
| 2956 | new->s); \ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2957 | } while (0) |
| 2958 | |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 2959 | #define UPDATE_EXTEND_TSTAT(s, t) \ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2960 | do { \ |
| 2961 | diff = le32_to_cpu(tclient->s) - old_tclient->s; \ |
| 2962 | old_tclient->s = le32_to_cpu(tclient->s); \ |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 2963 | ADD_EXTEND_64(fstats->t##_hi, fstats->t##_lo, diff); \ |
| 2964 | } while (0) |
| 2965 | |
| 2966 | #define UPDATE_EXTEND_XSTAT(s, t) \ |
| 2967 | do { \ |
| 2968 | diff = le32_to_cpu(xclient->s) - old_xclient->s; \ |
| 2969 | old_xclient->s = le32_to_cpu(xclient->s); \ |
| 2970 | ADD_EXTEND_64(fstats->t##_hi, fstats->t##_lo, diff); \ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 2971 | } while (0) |
| 2972 | |
| 2973 | /* |
| 2974 | * General service functions |
| 2975 | */ |
| 2976 | |
| 2977 | static inline long bnx2x_hilo(u32 *hiref) |
| 2978 | { |
| 2979 | u32 lo = *(hiref + 1); |
| 2980 | #if (BITS_PER_LONG == 64) |
| 2981 | u32 hi = *hiref; |
| 2982 | |
| 2983 | return HILO_U64(hi, lo); |
| 2984 | #else |
| 2985 | return lo; |
| 2986 | #endif |
| 2987 | } |
| 2988 | |
| 2989 | /* |
| 2990 | * Init service functions |
| 2991 | */ |
| 2992 | |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 2993 | static void bnx2x_storm_stats_post(struct bnx2x *bp) |
| 2994 | { |
| 2995 | if (!bp->stats_pending) { |
| 2996 | struct eth_query_ramrod_data ramrod_data = {0}; |
| 2997 | int rc; |
| 2998 | |
| 2999 | ramrod_data.drv_counter = bp->stats_counter++; |
| 3000 | ramrod_data.collect_port_1b = bp->port.pmf ? 1 : 0; |
| 3001 | ramrod_data.ctr_id_vector = (1 << BP_CL_ID(bp)); |
| 3002 | |
| 3003 | rc = bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_STAT_QUERY, 0, |
| 3004 | ((u32 *)&ramrod_data)[1], |
| 3005 | ((u32 *)&ramrod_data)[0], 0); |
| 3006 | if (rc == 0) { |
| 3007 | /* stats ramrod has it's own slot on the spq */ |
| 3008 | bp->spq_left++; |
| 3009 | bp->stats_pending = 1; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3010 | } |
| 3011 | } |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 3012 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3013 | |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 3014 | static void bnx2x_stats_init(struct bnx2x *bp) |
| 3015 | { |
| 3016 | int port = BP_PORT(bp); |
| 3017 | |
| 3018 | bp->executer_idx = 0; |
| 3019 | bp->stats_counter = 0; |
| 3020 | |
| 3021 | /* port stats */ |
| 3022 | if (!BP_NOMCP(bp)) |
| 3023 | bp->port.port_stx = SHMEM_RD(bp, port_mb[port].port_stx); |
| 3024 | else |
| 3025 | bp->port.port_stx = 0; |
| 3026 | DP(BNX2X_MSG_STATS, "port_stx 0x%x\n", bp->port.port_stx); |
| 3027 | |
| 3028 | memset(&(bp->port.old_nig_stats), 0, sizeof(struct nig_stats)); |
| 3029 | bp->port.old_nig_stats.brb_discard = |
| 3030 | REG_RD(bp, NIG_REG_STAT0_BRB_DISCARD + port*0x38); |
Yitchak Gertner | 66e855f | 2008-08-13 15:49:05 -0700 | [diff] [blame] | 3031 | bp->port.old_nig_stats.brb_truncate = |
| 3032 | REG_RD(bp, NIG_REG_STAT0_BRB_TRUNCATE + port*0x38); |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 3033 | REG_RD_DMAE(bp, NIG_REG_STAT0_EGRESS_MAC_PKT0 + port*0x50, |
| 3034 | &(bp->port.old_nig_stats.egress_mac_pkt0_lo), 2); |
| 3035 | REG_RD_DMAE(bp, NIG_REG_STAT0_EGRESS_MAC_PKT1 + port*0x50, |
| 3036 | &(bp->port.old_nig_stats.egress_mac_pkt1_lo), 2); |
| 3037 | |
| 3038 | /* function stats */ |
| 3039 | memset(&bp->dev->stats, 0, sizeof(struct net_device_stats)); |
| 3040 | memset(&bp->old_tclient, 0, sizeof(struct tstorm_per_client_stats)); |
| 3041 | memset(&bp->old_xclient, 0, sizeof(struct xstorm_per_client_stats)); |
| 3042 | memset(&bp->eth_stats, 0, sizeof(struct bnx2x_eth_stats)); |
| 3043 | |
| 3044 | bp->stats_state = STATS_STATE_DISABLED; |
| 3045 | if (IS_E1HMF(bp) && bp->port.pmf && bp->port.port_stx) |
| 3046 | bnx2x_stats_handle(bp, STATS_EVENT_PMF); |
| 3047 | } |
| 3048 | |
| 3049 | static void bnx2x_hw_stats_post(struct bnx2x *bp) |
| 3050 | { |
| 3051 | struct dmae_command *dmae = &bp->stats_dmae; |
| 3052 | u32 *stats_comp = bnx2x_sp(bp, stats_comp); |
| 3053 | |
| 3054 | *stats_comp = DMAE_COMP_VAL; |
| 3055 | |
| 3056 | /* loader */ |
| 3057 | if (bp->executer_idx) { |
| 3058 | int loader_idx = PMF_DMAE_C(bp); |
| 3059 | |
| 3060 | memset(dmae, 0, sizeof(struct dmae_command)); |
| 3061 | |
| 3062 | dmae->opcode = (DMAE_CMD_SRC_PCI | DMAE_CMD_DST_GRC | |
| 3063 | DMAE_CMD_C_DST_GRC | DMAE_CMD_C_ENABLE | |
| 3064 | DMAE_CMD_DST_RESET | |
| 3065 | #ifdef __BIG_ENDIAN |
| 3066 | DMAE_CMD_ENDIANITY_B_DW_SWAP | |
| 3067 | #else |
| 3068 | DMAE_CMD_ENDIANITY_DW_SWAP | |
| 3069 | #endif |
| 3070 | (BP_PORT(bp) ? DMAE_CMD_PORT_1 : |
| 3071 | DMAE_CMD_PORT_0) | |
| 3072 | (BP_E1HVN(bp) << DMAE_CMD_E1HVN_SHIFT)); |
| 3073 | dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, dmae[0])); |
| 3074 | dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, dmae[0])); |
| 3075 | dmae->dst_addr_lo = (DMAE_REG_CMD_MEM + |
| 3076 | sizeof(struct dmae_command) * |
| 3077 | (loader_idx + 1)) >> 2; |
| 3078 | dmae->dst_addr_hi = 0; |
| 3079 | dmae->len = sizeof(struct dmae_command) >> 2; |
| 3080 | if (CHIP_IS_E1(bp)) |
| 3081 | dmae->len--; |
| 3082 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx + 1] >> 2; |
| 3083 | dmae->comp_addr_hi = 0; |
| 3084 | dmae->comp_val = 1; |
| 3085 | |
| 3086 | *stats_comp = 0; |
| 3087 | bnx2x_post_dmae(bp, dmae, loader_idx); |
| 3088 | |
| 3089 | } else if (bp->func_stx) { |
| 3090 | *stats_comp = 0; |
| 3091 | bnx2x_post_dmae(bp, dmae, INIT_DMAE_C(bp)); |
| 3092 | } |
| 3093 | } |
| 3094 | |
| 3095 | static int bnx2x_stats_comp(struct bnx2x *bp) |
| 3096 | { |
| 3097 | u32 *stats_comp = bnx2x_sp(bp, stats_comp); |
| 3098 | int cnt = 10; |
| 3099 | |
| 3100 | might_sleep(); |
| 3101 | while (*stats_comp != DMAE_COMP_VAL) { |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 3102 | if (!cnt) { |
| 3103 | BNX2X_ERR("timeout waiting for stats finished\n"); |
| 3104 | break; |
| 3105 | } |
| 3106 | cnt--; |
Yitchak Gertner | 1246940 | 2008-08-13 15:52:08 -0700 | [diff] [blame] | 3107 | msleep(1); |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 3108 | } |
| 3109 | return 1; |
| 3110 | } |
| 3111 | |
| 3112 | /* |
| 3113 | * Statistics service functions |
| 3114 | */ |
| 3115 | |
| 3116 | static void bnx2x_stats_pmf_update(struct bnx2x *bp) |
| 3117 | { |
| 3118 | struct dmae_command *dmae; |
| 3119 | u32 opcode; |
| 3120 | int loader_idx = PMF_DMAE_C(bp); |
| 3121 | u32 *stats_comp = bnx2x_sp(bp, stats_comp); |
| 3122 | |
| 3123 | /* sanity */ |
| 3124 | if (!IS_E1HMF(bp) || !bp->port.pmf || !bp->port.port_stx) { |
| 3125 | BNX2X_ERR("BUG!\n"); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3126 | return; |
| 3127 | } |
| 3128 | |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 3129 | bp->executer_idx = 0; |
| 3130 | |
| 3131 | opcode = (DMAE_CMD_SRC_GRC | DMAE_CMD_DST_PCI | |
| 3132 | DMAE_CMD_C_ENABLE | |
| 3133 | DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET | |
| 3134 | #ifdef __BIG_ENDIAN |
| 3135 | DMAE_CMD_ENDIANITY_B_DW_SWAP | |
| 3136 | #else |
| 3137 | DMAE_CMD_ENDIANITY_DW_SWAP | |
| 3138 | #endif |
| 3139 | (BP_PORT(bp) ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) | |
| 3140 | (BP_E1HVN(bp) << DMAE_CMD_E1HVN_SHIFT)); |
| 3141 | |
| 3142 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); |
| 3143 | dmae->opcode = (opcode | DMAE_CMD_C_DST_GRC); |
| 3144 | dmae->src_addr_lo = bp->port.port_stx >> 2; |
| 3145 | dmae->src_addr_hi = 0; |
| 3146 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, port_stats)); |
| 3147 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, port_stats)); |
| 3148 | dmae->len = DMAE_LEN32_RD_MAX; |
| 3149 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; |
| 3150 | dmae->comp_addr_hi = 0; |
| 3151 | dmae->comp_val = 1; |
| 3152 | |
| 3153 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); |
| 3154 | dmae->opcode = (opcode | DMAE_CMD_C_DST_PCI); |
| 3155 | dmae->src_addr_lo = (bp->port.port_stx >> 2) + DMAE_LEN32_RD_MAX; |
| 3156 | dmae->src_addr_hi = 0; |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 3157 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, port_stats) + |
| 3158 | DMAE_LEN32_RD_MAX * 4); |
| 3159 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, port_stats) + |
| 3160 | DMAE_LEN32_RD_MAX * 4); |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 3161 | dmae->len = (sizeof(struct host_port_stats) >> 2) - DMAE_LEN32_RD_MAX; |
| 3162 | dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, stats_comp)); |
| 3163 | dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, stats_comp)); |
| 3164 | dmae->comp_val = DMAE_COMP_VAL; |
| 3165 | |
| 3166 | *stats_comp = 0; |
| 3167 | bnx2x_hw_stats_post(bp); |
| 3168 | bnx2x_stats_comp(bp); |
| 3169 | } |
| 3170 | |
| 3171 | static void bnx2x_port_stats_init(struct bnx2x *bp) |
| 3172 | { |
| 3173 | struct dmae_command *dmae; |
| 3174 | int port = BP_PORT(bp); |
| 3175 | int vn = BP_E1HVN(bp); |
| 3176 | u32 opcode; |
| 3177 | int loader_idx = PMF_DMAE_C(bp); |
| 3178 | u32 mac_addr; |
| 3179 | u32 *stats_comp = bnx2x_sp(bp, stats_comp); |
| 3180 | |
| 3181 | /* sanity */ |
| 3182 | if (!bp->link_vars.link_up || !bp->port.pmf) { |
| 3183 | BNX2X_ERR("BUG!\n"); |
| 3184 | return; |
| 3185 | } |
| 3186 | |
| 3187 | bp->executer_idx = 0; |
| 3188 | |
| 3189 | /* MCP */ |
| 3190 | opcode = (DMAE_CMD_SRC_PCI | DMAE_CMD_DST_GRC | |
| 3191 | DMAE_CMD_C_DST_GRC | DMAE_CMD_C_ENABLE | |
| 3192 | DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET | |
| 3193 | #ifdef __BIG_ENDIAN |
| 3194 | DMAE_CMD_ENDIANITY_B_DW_SWAP | |
| 3195 | #else |
| 3196 | DMAE_CMD_ENDIANITY_DW_SWAP | |
| 3197 | #endif |
| 3198 | (port ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) | |
| 3199 | (vn << DMAE_CMD_E1HVN_SHIFT)); |
| 3200 | |
| 3201 | if (bp->port.port_stx) { |
| 3202 | |
| 3203 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); |
| 3204 | dmae->opcode = opcode; |
| 3205 | dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, port_stats)); |
| 3206 | dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, port_stats)); |
| 3207 | dmae->dst_addr_lo = bp->port.port_stx >> 2; |
| 3208 | dmae->dst_addr_hi = 0; |
| 3209 | dmae->len = sizeof(struct host_port_stats) >> 2; |
| 3210 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; |
| 3211 | dmae->comp_addr_hi = 0; |
| 3212 | dmae->comp_val = 1; |
| 3213 | } |
| 3214 | |
| 3215 | if (bp->func_stx) { |
| 3216 | |
| 3217 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); |
| 3218 | dmae->opcode = opcode; |
| 3219 | dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, func_stats)); |
| 3220 | dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, func_stats)); |
| 3221 | dmae->dst_addr_lo = bp->func_stx >> 2; |
| 3222 | dmae->dst_addr_hi = 0; |
| 3223 | dmae->len = sizeof(struct host_func_stats) >> 2; |
| 3224 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; |
| 3225 | dmae->comp_addr_hi = 0; |
| 3226 | dmae->comp_val = 1; |
| 3227 | } |
| 3228 | |
| 3229 | /* MAC */ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3230 | opcode = (DMAE_CMD_SRC_GRC | DMAE_CMD_DST_PCI | |
| 3231 | DMAE_CMD_C_DST_GRC | DMAE_CMD_C_ENABLE | |
| 3232 | DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET | |
| 3233 | #ifdef __BIG_ENDIAN |
| 3234 | DMAE_CMD_ENDIANITY_B_DW_SWAP | |
| 3235 | #else |
| 3236 | DMAE_CMD_ENDIANITY_DW_SWAP | |
| 3237 | #endif |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 3238 | (port ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) | |
| 3239 | (vn << DMAE_CMD_E1HVN_SHIFT)); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3240 | |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 3241 | if (bp->link_vars.mac_type == MAC_TYPE_BMAC) { |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3242 | |
| 3243 | mac_addr = (port ? NIG_REG_INGRESS_BMAC1_MEM : |
| 3244 | NIG_REG_INGRESS_BMAC0_MEM); |
| 3245 | |
| 3246 | /* BIGMAC_REGISTER_TX_STAT_GTPKT .. |
| 3247 | BIGMAC_REGISTER_TX_STAT_GTBYT */ |
| 3248 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); |
| 3249 | dmae->opcode = opcode; |
| 3250 | dmae->src_addr_lo = (mac_addr + |
| 3251 | BIGMAC_REGISTER_TX_STAT_GTPKT) >> 2; |
| 3252 | dmae->src_addr_hi = 0; |
| 3253 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, mac_stats)); |
| 3254 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, mac_stats)); |
| 3255 | dmae->len = (8 + BIGMAC_REGISTER_TX_STAT_GTBYT - |
| 3256 | BIGMAC_REGISTER_TX_STAT_GTPKT) >> 2; |
| 3257 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; |
| 3258 | dmae->comp_addr_hi = 0; |
| 3259 | dmae->comp_val = 1; |
| 3260 | |
| 3261 | /* BIGMAC_REGISTER_RX_STAT_GR64 .. |
| 3262 | BIGMAC_REGISTER_RX_STAT_GRIPJ */ |
| 3263 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); |
| 3264 | dmae->opcode = opcode; |
| 3265 | dmae->src_addr_lo = (mac_addr + |
| 3266 | BIGMAC_REGISTER_RX_STAT_GR64) >> 2; |
| 3267 | dmae->src_addr_hi = 0; |
| 3268 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, mac_stats) + |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 3269 | offsetof(struct bmac_stats, rx_stat_gr64_lo)); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3270 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, mac_stats) + |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 3271 | offsetof(struct bmac_stats, rx_stat_gr64_lo)); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3272 | dmae->len = (8 + BIGMAC_REGISTER_RX_STAT_GRIPJ - |
| 3273 | BIGMAC_REGISTER_RX_STAT_GR64) >> 2; |
| 3274 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; |
| 3275 | dmae->comp_addr_hi = 0; |
| 3276 | dmae->comp_val = 1; |
| 3277 | |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 3278 | } else if (bp->link_vars.mac_type == MAC_TYPE_EMAC) { |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3279 | |
| 3280 | mac_addr = (port ? GRCBASE_EMAC1 : GRCBASE_EMAC0); |
| 3281 | |
| 3282 | /* EMAC_REG_EMAC_RX_STAT_AC (EMAC_REG_EMAC_RX_STAT_AC_COUNT)*/ |
| 3283 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); |
| 3284 | dmae->opcode = opcode; |
| 3285 | dmae->src_addr_lo = (mac_addr + |
| 3286 | EMAC_REG_EMAC_RX_STAT_AC) >> 2; |
| 3287 | dmae->src_addr_hi = 0; |
| 3288 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, mac_stats)); |
| 3289 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, mac_stats)); |
| 3290 | dmae->len = EMAC_REG_EMAC_RX_STAT_AC_COUNT; |
| 3291 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; |
| 3292 | dmae->comp_addr_hi = 0; |
| 3293 | dmae->comp_val = 1; |
| 3294 | |
| 3295 | /* EMAC_REG_EMAC_RX_STAT_AC_28 */ |
| 3296 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); |
| 3297 | dmae->opcode = opcode; |
| 3298 | dmae->src_addr_lo = (mac_addr + |
| 3299 | EMAC_REG_EMAC_RX_STAT_AC_28) >> 2; |
| 3300 | dmae->src_addr_hi = 0; |
| 3301 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, mac_stats) + |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 3302 | offsetof(struct emac_stats, rx_stat_falsecarriererrors)); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3303 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, mac_stats) + |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 3304 | offsetof(struct emac_stats, rx_stat_falsecarriererrors)); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3305 | dmae->len = 1; |
| 3306 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; |
| 3307 | dmae->comp_addr_hi = 0; |
| 3308 | dmae->comp_val = 1; |
| 3309 | |
| 3310 | /* EMAC_REG_EMAC_TX_STAT_AC (EMAC_REG_EMAC_TX_STAT_AC_COUNT)*/ |
| 3311 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); |
| 3312 | dmae->opcode = opcode; |
| 3313 | dmae->src_addr_lo = (mac_addr + |
| 3314 | EMAC_REG_EMAC_TX_STAT_AC) >> 2; |
| 3315 | dmae->src_addr_hi = 0; |
| 3316 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, mac_stats) + |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 3317 | offsetof(struct emac_stats, tx_stat_ifhcoutoctets)); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3318 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, mac_stats) + |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 3319 | offsetof(struct emac_stats, tx_stat_ifhcoutoctets)); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3320 | dmae->len = EMAC_REG_EMAC_TX_STAT_AC_COUNT; |
| 3321 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; |
| 3322 | dmae->comp_addr_hi = 0; |
| 3323 | dmae->comp_val = 1; |
| 3324 | } |
| 3325 | |
| 3326 | /* NIG */ |
| 3327 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 3328 | dmae->opcode = opcode; |
| 3329 | dmae->src_addr_lo = (port ? NIG_REG_STAT1_BRB_DISCARD : |
| 3330 | NIG_REG_STAT0_BRB_DISCARD) >> 2; |
| 3331 | dmae->src_addr_hi = 0; |
| 3332 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, nig_stats)); |
| 3333 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, nig_stats)); |
| 3334 | dmae->len = (sizeof(struct nig_stats) - 4*sizeof(u32)) >> 2; |
| 3335 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; |
| 3336 | dmae->comp_addr_hi = 0; |
| 3337 | dmae->comp_val = 1; |
| 3338 | |
| 3339 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); |
| 3340 | dmae->opcode = opcode; |
| 3341 | dmae->src_addr_lo = (port ? NIG_REG_STAT1_EGRESS_MAC_PKT0 : |
| 3342 | NIG_REG_STAT0_EGRESS_MAC_PKT0) >> 2; |
| 3343 | dmae->src_addr_hi = 0; |
| 3344 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, nig_stats) + |
| 3345 | offsetof(struct nig_stats, egress_mac_pkt0_lo)); |
| 3346 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, nig_stats) + |
| 3347 | offsetof(struct nig_stats, egress_mac_pkt0_lo)); |
| 3348 | dmae->len = (2*sizeof(u32)) >> 2; |
| 3349 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; |
| 3350 | dmae->comp_addr_hi = 0; |
| 3351 | dmae->comp_val = 1; |
| 3352 | |
| 3353 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3354 | dmae->opcode = (DMAE_CMD_SRC_GRC | DMAE_CMD_DST_PCI | |
| 3355 | DMAE_CMD_C_DST_PCI | DMAE_CMD_C_ENABLE | |
| 3356 | DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET | |
| 3357 | #ifdef __BIG_ENDIAN |
| 3358 | DMAE_CMD_ENDIANITY_B_DW_SWAP | |
| 3359 | #else |
| 3360 | DMAE_CMD_ENDIANITY_DW_SWAP | |
| 3361 | #endif |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 3362 | (port ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) | |
| 3363 | (vn << DMAE_CMD_E1HVN_SHIFT)); |
| 3364 | dmae->src_addr_lo = (port ? NIG_REG_STAT1_EGRESS_MAC_PKT1 : |
| 3365 | NIG_REG_STAT0_EGRESS_MAC_PKT1) >> 2; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3366 | dmae->src_addr_hi = 0; |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 3367 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, nig_stats) + |
| 3368 | offsetof(struct nig_stats, egress_mac_pkt1_lo)); |
| 3369 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, nig_stats) + |
| 3370 | offsetof(struct nig_stats, egress_mac_pkt1_lo)); |
| 3371 | dmae->len = (2*sizeof(u32)) >> 2; |
| 3372 | dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, stats_comp)); |
| 3373 | dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, stats_comp)); |
| 3374 | dmae->comp_val = DMAE_COMP_VAL; |
| 3375 | |
| 3376 | *stats_comp = 0; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3377 | } |
| 3378 | |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 3379 | static void bnx2x_func_stats_init(struct bnx2x *bp) |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3380 | { |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 3381 | struct dmae_command *dmae = &bp->stats_dmae; |
| 3382 | u32 *stats_comp = bnx2x_sp(bp, stats_comp); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3383 | |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 3384 | /* sanity */ |
| 3385 | if (!bp->func_stx) { |
| 3386 | BNX2X_ERR("BUG!\n"); |
| 3387 | return; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3388 | } |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 3389 | |
| 3390 | bp->executer_idx = 0; |
| 3391 | memset(dmae, 0, sizeof(struct dmae_command)); |
| 3392 | |
| 3393 | dmae->opcode = (DMAE_CMD_SRC_PCI | DMAE_CMD_DST_GRC | |
| 3394 | DMAE_CMD_C_DST_PCI | DMAE_CMD_C_ENABLE | |
| 3395 | DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET | |
| 3396 | #ifdef __BIG_ENDIAN |
| 3397 | DMAE_CMD_ENDIANITY_B_DW_SWAP | |
| 3398 | #else |
| 3399 | DMAE_CMD_ENDIANITY_DW_SWAP | |
| 3400 | #endif |
| 3401 | (BP_PORT(bp) ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) | |
| 3402 | (BP_E1HVN(bp) << DMAE_CMD_E1HVN_SHIFT)); |
| 3403 | dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, func_stats)); |
| 3404 | dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, func_stats)); |
| 3405 | dmae->dst_addr_lo = bp->func_stx >> 2; |
| 3406 | dmae->dst_addr_hi = 0; |
| 3407 | dmae->len = sizeof(struct host_func_stats) >> 2; |
| 3408 | dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, stats_comp)); |
| 3409 | dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, stats_comp)); |
| 3410 | dmae->comp_val = DMAE_COMP_VAL; |
| 3411 | |
| 3412 | *stats_comp = 0; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3413 | } |
| 3414 | |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 3415 | static void bnx2x_stats_start(struct bnx2x *bp) |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3416 | { |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 3417 | if (bp->port.pmf) |
| 3418 | bnx2x_port_stats_init(bp); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3419 | |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 3420 | else if (bp->func_stx) |
| 3421 | bnx2x_func_stats_init(bp); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3422 | |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 3423 | bnx2x_hw_stats_post(bp); |
| 3424 | bnx2x_storm_stats_post(bp); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3425 | } |
| 3426 | |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 3427 | static void bnx2x_stats_pmf_start(struct bnx2x *bp) |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3428 | { |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 3429 | bnx2x_stats_comp(bp); |
| 3430 | bnx2x_stats_pmf_update(bp); |
| 3431 | bnx2x_stats_start(bp); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3432 | } |
| 3433 | |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 3434 | static void bnx2x_stats_restart(struct bnx2x *bp) |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3435 | { |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 3436 | bnx2x_stats_comp(bp); |
| 3437 | bnx2x_stats_start(bp); |
| 3438 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3439 | |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 3440 | static void bnx2x_bmac_stats_update(struct bnx2x *bp) |
| 3441 | { |
| 3442 | struct bmac_stats *new = bnx2x_sp(bp, mac_stats.bmac_stats); |
| 3443 | struct host_port_stats *pstats = bnx2x_sp(bp, port_stats); |
| 3444 | struct regpair diff; |
| 3445 | |
| 3446 | UPDATE_STAT64(rx_stat_grerb, rx_stat_ifhcinbadoctets); |
| 3447 | UPDATE_STAT64(rx_stat_grfcs, rx_stat_dot3statsfcserrors); |
| 3448 | UPDATE_STAT64(rx_stat_grund, rx_stat_etherstatsundersizepkts); |
| 3449 | UPDATE_STAT64(rx_stat_grovr, rx_stat_dot3statsframestoolong); |
| 3450 | UPDATE_STAT64(rx_stat_grfrg, rx_stat_etherstatsfragments); |
| 3451 | UPDATE_STAT64(rx_stat_grjbr, rx_stat_etherstatsjabbers); |
Yitchak Gertner | 66e855f | 2008-08-13 15:49:05 -0700 | [diff] [blame] | 3452 | UPDATE_STAT64(rx_stat_grxcf, rx_stat_maccontrolframesreceived); |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 3453 | UPDATE_STAT64(rx_stat_grxpf, rx_stat_xoffstateentered); |
| 3454 | UPDATE_STAT64(rx_stat_grxpf, rx_stat_xoffpauseframesreceived); |
| 3455 | UPDATE_STAT64(tx_stat_gtxpf, tx_stat_outxoffsent); |
| 3456 | UPDATE_STAT64(tx_stat_gtxpf, tx_stat_flowcontroldone); |
| 3457 | UPDATE_STAT64(tx_stat_gt64, tx_stat_etherstatspkts64octets); |
| 3458 | UPDATE_STAT64(tx_stat_gt127, |
| 3459 | tx_stat_etherstatspkts65octetsto127octets); |
| 3460 | UPDATE_STAT64(tx_stat_gt255, |
| 3461 | tx_stat_etherstatspkts128octetsto255octets); |
| 3462 | UPDATE_STAT64(tx_stat_gt511, |
| 3463 | tx_stat_etherstatspkts256octetsto511octets); |
| 3464 | UPDATE_STAT64(tx_stat_gt1023, |
| 3465 | tx_stat_etherstatspkts512octetsto1023octets); |
| 3466 | UPDATE_STAT64(tx_stat_gt1518, |
| 3467 | tx_stat_etherstatspkts1024octetsto1522octets); |
| 3468 | UPDATE_STAT64(tx_stat_gt2047, tx_stat_bmac_2047); |
| 3469 | UPDATE_STAT64(tx_stat_gt4095, tx_stat_bmac_4095); |
| 3470 | UPDATE_STAT64(tx_stat_gt9216, tx_stat_bmac_9216); |
| 3471 | UPDATE_STAT64(tx_stat_gt16383, tx_stat_bmac_16383); |
| 3472 | UPDATE_STAT64(tx_stat_gterr, |
| 3473 | tx_stat_dot3statsinternalmactransmiterrors); |
| 3474 | UPDATE_STAT64(tx_stat_gtufl, tx_stat_bmac_ufl); |
| 3475 | } |
| 3476 | |
| 3477 | static void bnx2x_emac_stats_update(struct bnx2x *bp) |
| 3478 | { |
| 3479 | struct emac_stats *new = bnx2x_sp(bp, mac_stats.emac_stats); |
| 3480 | struct host_port_stats *pstats = bnx2x_sp(bp, port_stats); |
| 3481 | |
| 3482 | UPDATE_EXTEND_STAT(rx_stat_ifhcinbadoctets); |
| 3483 | UPDATE_EXTEND_STAT(tx_stat_ifhcoutbadoctets); |
| 3484 | UPDATE_EXTEND_STAT(rx_stat_dot3statsfcserrors); |
| 3485 | UPDATE_EXTEND_STAT(rx_stat_dot3statsalignmenterrors); |
| 3486 | UPDATE_EXTEND_STAT(rx_stat_dot3statscarriersenseerrors); |
| 3487 | UPDATE_EXTEND_STAT(rx_stat_falsecarriererrors); |
| 3488 | UPDATE_EXTEND_STAT(rx_stat_etherstatsundersizepkts); |
| 3489 | UPDATE_EXTEND_STAT(rx_stat_dot3statsframestoolong); |
| 3490 | UPDATE_EXTEND_STAT(rx_stat_etherstatsfragments); |
| 3491 | UPDATE_EXTEND_STAT(rx_stat_etherstatsjabbers); |
| 3492 | UPDATE_EXTEND_STAT(rx_stat_maccontrolframesreceived); |
| 3493 | UPDATE_EXTEND_STAT(rx_stat_xoffstateentered); |
| 3494 | UPDATE_EXTEND_STAT(rx_stat_xonpauseframesreceived); |
| 3495 | UPDATE_EXTEND_STAT(rx_stat_xoffpauseframesreceived); |
| 3496 | UPDATE_EXTEND_STAT(tx_stat_outxonsent); |
| 3497 | UPDATE_EXTEND_STAT(tx_stat_outxoffsent); |
| 3498 | UPDATE_EXTEND_STAT(tx_stat_flowcontroldone); |
| 3499 | UPDATE_EXTEND_STAT(tx_stat_etherstatscollisions); |
| 3500 | UPDATE_EXTEND_STAT(tx_stat_dot3statssinglecollisionframes); |
| 3501 | UPDATE_EXTEND_STAT(tx_stat_dot3statsmultiplecollisionframes); |
| 3502 | UPDATE_EXTEND_STAT(tx_stat_dot3statsdeferredtransmissions); |
| 3503 | UPDATE_EXTEND_STAT(tx_stat_dot3statsexcessivecollisions); |
| 3504 | UPDATE_EXTEND_STAT(tx_stat_dot3statslatecollisions); |
| 3505 | UPDATE_EXTEND_STAT(tx_stat_etherstatspkts64octets); |
| 3506 | UPDATE_EXTEND_STAT(tx_stat_etherstatspkts65octetsto127octets); |
| 3507 | UPDATE_EXTEND_STAT(tx_stat_etherstatspkts128octetsto255octets); |
| 3508 | UPDATE_EXTEND_STAT(tx_stat_etherstatspkts256octetsto511octets); |
| 3509 | UPDATE_EXTEND_STAT(tx_stat_etherstatspkts512octetsto1023octets); |
| 3510 | UPDATE_EXTEND_STAT(tx_stat_etherstatspkts1024octetsto1522octets); |
| 3511 | UPDATE_EXTEND_STAT(tx_stat_etherstatspktsover1522octets); |
| 3512 | UPDATE_EXTEND_STAT(tx_stat_dot3statsinternalmactransmiterrors); |
| 3513 | } |
| 3514 | |
| 3515 | static int bnx2x_hw_stats_update(struct bnx2x *bp) |
| 3516 | { |
| 3517 | struct nig_stats *new = bnx2x_sp(bp, nig_stats); |
| 3518 | struct nig_stats *old = &(bp->port.old_nig_stats); |
| 3519 | struct host_port_stats *pstats = bnx2x_sp(bp, port_stats); |
| 3520 | struct bnx2x_eth_stats *estats = &bp->eth_stats; |
| 3521 | struct regpair diff; |
| 3522 | |
| 3523 | if (bp->link_vars.mac_type == MAC_TYPE_BMAC) |
| 3524 | bnx2x_bmac_stats_update(bp); |
| 3525 | |
| 3526 | else if (bp->link_vars.mac_type == MAC_TYPE_EMAC) |
| 3527 | bnx2x_emac_stats_update(bp); |
| 3528 | |
| 3529 | else { /* unreached */ |
| 3530 | BNX2X_ERR("stats updated by dmae but no MAC active\n"); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3531 | return -1; |
| 3532 | } |
| 3533 | |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 3534 | ADD_EXTEND_64(pstats->brb_drop_hi, pstats->brb_drop_lo, |
| 3535 | new->brb_discard - old->brb_discard); |
Yitchak Gertner | 66e855f | 2008-08-13 15:49:05 -0700 | [diff] [blame] | 3536 | ADD_EXTEND_64(estats->brb_truncate_hi, estats->brb_truncate_lo, |
| 3537 | new->brb_truncate - old->brb_truncate); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3538 | |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 3539 | UPDATE_STAT64_NIG(egress_mac_pkt0, |
| 3540 | etherstatspkts1024octetsto1522octets); |
| 3541 | UPDATE_STAT64_NIG(egress_mac_pkt1, etherstatspktsover1522octets); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3542 | |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 3543 | memcpy(old, new, sizeof(struct nig_stats)); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3544 | |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 3545 | memcpy(&(estats->rx_stat_ifhcinbadoctets_hi), &(pstats->mac_stx[1]), |
| 3546 | sizeof(struct mac_stx)); |
| 3547 | estats->brb_drop_hi = pstats->brb_drop_hi; |
| 3548 | estats->brb_drop_lo = pstats->brb_drop_lo; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3549 | |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 3550 | pstats->host_port_stats_start = ++pstats->host_port_stats_end; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3551 | |
| 3552 | return 0; |
| 3553 | } |
| 3554 | |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 3555 | static int bnx2x_storm_stats_update(struct bnx2x *bp) |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3556 | { |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 3557 | struct eth_stats_query *stats = bnx2x_sp(bp, fw_stats); |
| 3558 | int cl_id = BP_CL_ID(bp); |
| 3559 | struct tstorm_per_port_stats *tport = |
| 3560 | &stats->tstorm_common.port_statistics; |
| 3561 | struct tstorm_per_client_stats *tclient = |
| 3562 | &stats->tstorm_common.client_statistics[cl_id]; |
| 3563 | struct tstorm_per_client_stats *old_tclient = &bp->old_tclient; |
| 3564 | struct xstorm_per_client_stats *xclient = |
| 3565 | &stats->xstorm_common.client_statistics[cl_id]; |
| 3566 | struct xstorm_per_client_stats *old_xclient = &bp->old_xclient; |
| 3567 | struct host_func_stats *fstats = bnx2x_sp(bp, func_stats); |
| 3568 | struct bnx2x_eth_stats *estats = &bp->eth_stats; |
| 3569 | u32 diff; |
| 3570 | |
| 3571 | /* are storm stats valid? */ |
| 3572 | if ((u16)(le16_to_cpu(tclient->stats_counter) + 1) != |
| 3573 | bp->stats_counter) { |
| 3574 | DP(BNX2X_MSG_STATS, "stats not updated by tstorm" |
| 3575 | " tstorm counter (%d) != stats_counter (%d)\n", |
| 3576 | tclient->stats_counter, bp->stats_counter); |
| 3577 | return -1; |
| 3578 | } |
| 3579 | if ((u16)(le16_to_cpu(xclient->stats_counter) + 1) != |
| 3580 | bp->stats_counter) { |
| 3581 | DP(BNX2X_MSG_STATS, "stats not updated by xstorm" |
| 3582 | " xstorm counter (%d) != stats_counter (%d)\n", |
| 3583 | xclient->stats_counter, bp->stats_counter); |
| 3584 | return -2; |
| 3585 | } |
| 3586 | |
| 3587 | fstats->total_bytes_received_hi = |
| 3588 | fstats->valid_bytes_received_hi = |
| 3589 | le32_to_cpu(tclient->total_rcv_bytes.hi); |
| 3590 | fstats->total_bytes_received_lo = |
| 3591 | fstats->valid_bytes_received_lo = |
| 3592 | le32_to_cpu(tclient->total_rcv_bytes.lo); |
| 3593 | |
| 3594 | estats->error_bytes_received_hi = |
| 3595 | le32_to_cpu(tclient->rcv_error_bytes.hi); |
| 3596 | estats->error_bytes_received_lo = |
| 3597 | le32_to_cpu(tclient->rcv_error_bytes.lo); |
| 3598 | ADD_64(estats->error_bytes_received_hi, |
| 3599 | estats->rx_stat_ifhcinbadoctets_hi, |
| 3600 | estats->error_bytes_received_lo, |
| 3601 | estats->rx_stat_ifhcinbadoctets_lo); |
| 3602 | |
| 3603 | ADD_64(fstats->total_bytes_received_hi, |
| 3604 | estats->error_bytes_received_hi, |
| 3605 | fstats->total_bytes_received_lo, |
| 3606 | estats->error_bytes_received_lo); |
| 3607 | |
| 3608 | UPDATE_EXTEND_TSTAT(rcv_unicast_pkts, total_unicast_packets_received); |
| 3609 | UPDATE_EXTEND_TSTAT(rcv_multicast_pkts, |
| 3610 | total_multicast_packets_received); |
| 3611 | UPDATE_EXTEND_TSTAT(rcv_broadcast_pkts, |
| 3612 | total_broadcast_packets_received); |
| 3613 | |
| 3614 | fstats->total_bytes_transmitted_hi = |
| 3615 | le32_to_cpu(xclient->total_sent_bytes.hi); |
| 3616 | fstats->total_bytes_transmitted_lo = |
| 3617 | le32_to_cpu(xclient->total_sent_bytes.lo); |
| 3618 | |
| 3619 | UPDATE_EXTEND_XSTAT(unicast_pkts_sent, |
| 3620 | total_unicast_packets_transmitted); |
| 3621 | UPDATE_EXTEND_XSTAT(multicast_pkts_sent, |
| 3622 | total_multicast_packets_transmitted); |
| 3623 | UPDATE_EXTEND_XSTAT(broadcast_pkts_sent, |
| 3624 | total_broadcast_packets_transmitted); |
| 3625 | |
| 3626 | memcpy(estats, &(fstats->total_bytes_received_hi), |
| 3627 | sizeof(struct host_func_stats) - 2*sizeof(u32)); |
| 3628 | |
| 3629 | estats->mac_filter_discard = le32_to_cpu(tport->mac_filter_discard); |
| 3630 | estats->xxoverflow_discard = le32_to_cpu(tport->xxoverflow_discard); |
| 3631 | estats->brb_truncate_discard = |
| 3632 | le32_to_cpu(tport->brb_truncate_discard); |
| 3633 | estats->mac_discard = le32_to_cpu(tport->mac_discard); |
| 3634 | |
| 3635 | old_tclient->rcv_unicast_bytes.hi = |
| 3636 | le32_to_cpu(tclient->rcv_unicast_bytes.hi); |
| 3637 | old_tclient->rcv_unicast_bytes.lo = |
| 3638 | le32_to_cpu(tclient->rcv_unicast_bytes.lo); |
| 3639 | old_tclient->rcv_broadcast_bytes.hi = |
| 3640 | le32_to_cpu(tclient->rcv_broadcast_bytes.hi); |
| 3641 | old_tclient->rcv_broadcast_bytes.lo = |
| 3642 | le32_to_cpu(tclient->rcv_broadcast_bytes.lo); |
| 3643 | old_tclient->rcv_multicast_bytes.hi = |
| 3644 | le32_to_cpu(tclient->rcv_multicast_bytes.hi); |
| 3645 | old_tclient->rcv_multicast_bytes.lo = |
| 3646 | le32_to_cpu(tclient->rcv_multicast_bytes.lo); |
| 3647 | old_tclient->total_rcv_pkts = le32_to_cpu(tclient->total_rcv_pkts); |
| 3648 | |
| 3649 | old_tclient->checksum_discard = le32_to_cpu(tclient->checksum_discard); |
| 3650 | old_tclient->packets_too_big_discard = |
| 3651 | le32_to_cpu(tclient->packets_too_big_discard); |
| 3652 | estats->no_buff_discard = |
| 3653 | old_tclient->no_buff_discard = le32_to_cpu(tclient->no_buff_discard); |
| 3654 | old_tclient->ttl0_discard = le32_to_cpu(tclient->ttl0_discard); |
| 3655 | |
| 3656 | old_xclient->total_sent_pkts = le32_to_cpu(xclient->total_sent_pkts); |
| 3657 | old_xclient->unicast_bytes_sent.hi = |
| 3658 | le32_to_cpu(xclient->unicast_bytes_sent.hi); |
| 3659 | old_xclient->unicast_bytes_sent.lo = |
| 3660 | le32_to_cpu(xclient->unicast_bytes_sent.lo); |
| 3661 | old_xclient->multicast_bytes_sent.hi = |
| 3662 | le32_to_cpu(xclient->multicast_bytes_sent.hi); |
| 3663 | old_xclient->multicast_bytes_sent.lo = |
| 3664 | le32_to_cpu(xclient->multicast_bytes_sent.lo); |
| 3665 | old_xclient->broadcast_bytes_sent.hi = |
| 3666 | le32_to_cpu(xclient->broadcast_bytes_sent.hi); |
| 3667 | old_xclient->broadcast_bytes_sent.lo = |
| 3668 | le32_to_cpu(xclient->broadcast_bytes_sent.lo); |
| 3669 | |
| 3670 | fstats->host_func_stats_start = ++fstats->host_func_stats_end; |
| 3671 | |
| 3672 | return 0; |
| 3673 | } |
| 3674 | |
| 3675 | static void bnx2x_net_stats_update(struct bnx2x *bp) |
| 3676 | { |
| 3677 | struct tstorm_per_client_stats *old_tclient = &bp->old_tclient; |
| 3678 | struct bnx2x_eth_stats *estats = &bp->eth_stats; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3679 | struct net_device_stats *nstats = &bp->dev->stats; |
| 3680 | |
| 3681 | nstats->rx_packets = |
| 3682 | bnx2x_hilo(&estats->total_unicast_packets_received_hi) + |
| 3683 | bnx2x_hilo(&estats->total_multicast_packets_received_hi) + |
| 3684 | bnx2x_hilo(&estats->total_broadcast_packets_received_hi); |
| 3685 | |
| 3686 | nstats->tx_packets = |
| 3687 | bnx2x_hilo(&estats->total_unicast_packets_transmitted_hi) + |
| 3688 | bnx2x_hilo(&estats->total_multicast_packets_transmitted_hi) + |
| 3689 | bnx2x_hilo(&estats->total_broadcast_packets_transmitted_hi); |
| 3690 | |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 3691 | nstats->rx_bytes = bnx2x_hilo(&estats->valid_bytes_received_hi); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3692 | |
Eliezer Tamir | 0e39e64 | 2008-02-28 11:54:03 -0800 | [diff] [blame] | 3693 | nstats->tx_bytes = bnx2x_hilo(&estats->total_bytes_transmitted_hi); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3694 | |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 3695 | nstats->rx_dropped = old_tclient->checksum_discard + |
| 3696 | estats->mac_discard; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3697 | nstats->tx_dropped = 0; |
| 3698 | |
| 3699 | nstats->multicast = |
| 3700 | bnx2x_hilo(&estats->total_multicast_packets_transmitted_hi); |
| 3701 | |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 3702 | nstats->collisions = |
| 3703 | estats->tx_stat_dot3statssinglecollisionframes_lo + |
| 3704 | estats->tx_stat_dot3statsmultiplecollisionframes_lo + |
| 3705 | estats->tx_stat_dot3statslatecollisions_lo + |
| 3706 | estats->tx_stat_dot3statsexcessivecollisions_lo; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3707 | |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 3708 | estats->jabber_packets_received = |
| 3709 | old_tclient->packets_too_big_discard + |
| 3710 | estats->rx_stat_dot3statsframestoolong_lo; |
| 3711 | |
| 3712 | nstats->rx_length_errors = |
| 3713 | estats->rx_stat_etherstatsundersizepkts_lo + |
| 3714 | estats->jabber_packets_received; |
Yitchak Gertner | 66e855f | 2008-08-13 15:49:05 -0700 | [diff] [blame] | 3715 | nstats->rx_over_errors = estats->brb_drop_lo + estats->brb_truncate_lo; |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 3716 | nstats->rx_crc_errors = estats->rx_stat_dot3statsfcserrors_lo; |
| 3717 | nstats->rx_frame_errors = estats->rx_stat_dot3statsalignmenterrors_lo; |
| 3718 | nstats->rx_fifo_errors = old_tclient->no_buff_discard; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3719 | nstats->rx_missed_errors = estats->xxoverflow_discard; |
| 3720 | |
| 3721 | nstats->rx_errors = nstats->rx_length_errors + |
| 3722 | nstats->rx_over_errors + |
| 3723 | nstats->rx_crc_errors + |
| 3724 | nstats->rx_frame_errors + |
Eliezer Tamir | 0e39e64 | 2008-02-28 11:54:03 -0800 | [diff] [blame] | 3725 | nstats->rx_fifo_errors + |
| 3726 | nstats->rx_missed_errors; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3727 | |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 3728 | nstats->tx_aborted_errors = |
| 3729 | estats->tx_stat_dot3statslatecollisions_lo + |
| 3730 | estats->tx_stat_dot3statsexcessivecollisions_lo; |
| 3731 | nstats->tx_carrier_errors = estats->rx_stat_falsecarriererrors_lo; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3732 | nstats->tx_fifo_errors = 0; |
| 3733 | nstats->tx_heartbeat_errors = 0; |
| 3734 | nstats->tx_window_errors = 0; |
| 3735 | |
| 3736 | nstats->tx_errors = nstats->tx_aborted_errors + |
| 3737 | nstats->tx_carrier_errors; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3738 | } |
| 3739 | |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 3740 | static void bnx2x_stats_update(struct bnx2x *bp) |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3741 | { |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 3742 | u32 *stats_comp = bnx2x_sp(bp, stats_comp); |
| 3743 | int update = 0; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3744 | |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 3745 | if (*stats_comp != DMAE_COMP_VAL) |
| 3746 | return; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3747 | |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 3748 | if (bp->port.pmf) |
| 3749 | update = (bnx2x_hw_stats_update(bp) == 0); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3750 | |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 3751 | update |= (bnx2x_storm_stats_update(bp) == 0); |
| 3752 | |
| 3753 | if (update) |
| 3754 | bnx2x_net_stats_update(bp); |
| 3755 | |
| 3756 | else { |
| 3757 | if (bp->stats_pending) { |
| 3758 | bp->stats_pending++; |
| 3759 | if (bp->stats_pending == 3) { |
| 3760 | BNX2X_ERR("stats not updated for 3 times\n"); |
| 3761 | bnx2x_panic(); |
| 3762 | return; |
| 3763 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3764 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3765 | } |
| 3766 | |
| 3767 | if (bp->msglevel & NETIF_MSG_TIMER) { |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 3768 | struct tstorm_per_client_stats *old_tclient = &bp->old_tclient; |
| 3769 | struct bnx2x_eth_stats *estats = &bp->eth_stats; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3770 | struct net_device_stats *nstats = &bp->dev->stats; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 3771 | int i; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3772 | |
| 3773 | printk(KERN_DEBUG "%s:\n", bp->dev->name); |
| 3774 | printk(KERN_DEBUG " tx avail (%4x) tx hc idx (%x)" |
| 3775 | " tx pkt (%lx)\n", |
| 3776 | bnx2x_tx_avail(bp->fp), |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 3777 | le16_to_cpu(*bp->fp->tx_cons_sb), nstats->tx_packets); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3778 | printk(KERN_DEBUG " rx usage (%4x) rx hc idx (%x)" |
| 3779 | " rx pkt (%lx)\n", |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 3780 | (u16)(le16_to_cpu(*bp->fp->rx_cons_sb) - |
| 3781 | bp->fp->rx_comp_cons), |
| 3782 | le16_to_cpu(*bp->fp->rx_cons_sb), nstats->rx_packets); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3783 | printk(KERN_DEBUG " %s (Xoff events %u) brb drops %u\n", |
| 3784 | netif_queue_stopped(bp->dev)? "Xoff" : "Xon", |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 3785 | estats->driver_xoff, estats->brb_drop_lo); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3786 | printk(KERN_DEBUG "tstats: checksum_discard %u " |
| 3787 | "packets_too_big_discard %u no_buff_discard %u " |
| 3788 | "mac_discard %u mac_filter_discard %u " |
| 3789 | "xxovrflow_discard %u brb_truncate_discard %u " |
| 3790 | "ttl0_discard %u\n", |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 3791 | old_tclient->checksum_discard, |
| 3792 | old_tclient->packets_too_big_discard, |
| 3793 | old_tclient->no_buff_discard, estats->mac_discard, |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3794 | estats->mac_filter_discard, estats->xxoverflow_discard, |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 3795 | estats->brb_truncate_discard, |
| 3796 | old_tclient->ttl0_discard); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3797 | |
| 3798 | for_each_queue(bp, i) { |
| 3799 | printk(KERN_DEBUG "[%d]: %lu\t%lu\t%lu\n", i, |
| 3800 | bnx2x_fp(bp, i, tx_pkt), |
| 3801 | bnx2x_fp(bp, i, rx_pkt), |
| 3802 | bnx2x_fp(bp, i, rx_calls)); |
| 3803 | } |
| 3804 | } |
| 3805 | |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 3806 | bnx2x_hw_stats_post(bp); |
| 3807 | bnx2x_storm_stats_post(bp); |
| 3808 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3809 | |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 3810 | static void bnx2x_port_stats_stop(struct bnx2x *bp) |
| 3811 | { |
| 3812 | struct dmae_command *dmae; |
| 3813 | u32 opcode; |
| 3814 | int loader_idx = PMF_DMAE_C(bp); |
| 3815 | u32 *stats_comp = bnx2x_sp(bp, stats_comp); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3816 | |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 3817 | bp->executer_idx = 0; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3818 | |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 3819 | opcode = (DMAE_CMD_SRC_PCI | DMAE_CMD_DST_GRC | |
| 3820 | DMAE_CMD_C_ENABLE | |
| 3821 | DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3822 | #ifdef __BIG_ENDIAN |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 3823 | DMAE_CMD_ENDIANITY_B_DW_SWAP | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3824 | #else |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 3825 | DMAE_CMD_ENDIANITY_DW_SWAP | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3826 | #endif |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 3827 | (BP_PORT(bp) ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) | |
| 3828 | (BP_E1HVN(bp) << DMAE_CMD_E1HVN_SHIFT)); |
| 3829 | |
| 3830 | if (bp->port.port_stx) { |
| 3831 | |
| 3832 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); |
| 3833 | if (bp->func_stx) |
| 3834 | dmae->opcode = (opcode | DMAE_CMD_C_DST_GRC); |
| 3835 | else |
| 3836 | dmae->opcode = (opcode | DMAE_CMD_C_DST_PCI); |
| 3837 | dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, port_stats)); |
| 3838 | dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, port_stats)); |
| 3839 | dmae->dst_addr_lo = bp->port.port_stx >> 2; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3840 | dmae->dst_addr_hi = 0; |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 3841 | dmae->len = sizeof(struct host_port_stats) >> 2; |
| 3842 | if (bp->func_stx) { |
| 3843 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; |
| 3844 | dmae->comp_addr_hi = 0; |
| 3845 | dmae->comp_val = 1; |
| 3846 | } else { |
| 3847 | dmae->comp_addr_lo = |
| 3848 | U64_LO(bnx2x_sp_mapping(bp, stats_comp)); |
| 3849 | dmae->comp_addr_hi = |
| 3850 | U64_HI(bnx2x_sp_mapping(bp, stats_comp)); |
| 3851 | dmae->comp_val = DMAE_COMP_VAL; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3852 | |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 3853 | *stats_comp = 0; |
| 3854 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3855 | } |
| 3856 | |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 3857 | if (bp->func_stx) { |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3858 | |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 3859 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); |
| 3860 | dmae->opcode = (opcode | DMAE_CMD_C_DST_PCI); |
| 3861 | dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, func_stats)); |
| 3862 | dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, func_stats)); |
| 3863 | dmae->dst_addr_lo = bp->func_stx >> 2; |
| 3864 | dmae->dst_addr_hi = 0; |
| 3865 | dmae->len = sizeof(struct host_func_stats) >> 2; |
| 3866 | dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, stats_comp)); |
| 3867 | dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, stats_comp)); |
| 3868 | dmae->comp_val = DMAE_COMP_VAL; |
| 3869 | |
| 3870 | *stats_comp = 0; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3871 | } |
| 3872 | } |
| 3873 | |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 3874 | static void bnx2x_stats_stop(struct bnx2x *bp) |
| 3875 | { |
| 3876 | int update = 0; |
| 3877 | |
| 3878 | bnx2x_stats_comp(bp); |
| 3879 | |
| 3880 | if (bp->port.pmf) |
| 3881 | update = (bnx2x_hw_stats_update(bp) == 0); |
| 3882 | |
| 3883 | update |= (bnx2x_storm_stats_update(bp) == 0); |
| 3884 | |
| 3885 | if (update) { |
| 3886 | bnx2x_net_stats_update(bp); |
| 3887 | |
| 3888 | if (bp->port.pmf) |
| 3889 | bnx2x_port_stats_stop(bp); |
| 3890 | |
| 3891 | bnx2x_hw_stats_post(bp); |
| 3892 | bnx2x_stats_comp(bp); |
| 3893 | } |
| 3894 | } |
| 3895 | |
| 3896 | static void bnx2x_stats_do_nothing(struct bnx2x *bp) |
| 3897 | { |
| 3898 | } |
| 3899 | |
| 3900 | static const struct { |
| 3901 | void (*action)(struct bnx2x *bp); |
| 3902 | enum bnx2x_stats_state next_state; |
| 3903 | } bnx2x_stats_stm[STATS_STATE_MAX][STATS_EVENT_MAX] = { |
| 3904 | /* state event */ |
| 3905 | { |
| 3906 | /* DISABLED PMF */ {bnx2x_stats_pmf_update, STATS_STATE_DISABLED}, |
| 3907 | /* LINK_UP */ {bnx2x_stats_start, STATS_STATE_ENABLED}, |
| 3908 | /* UPDATE */ {bnx2x_stats_do_nothing, STATS_STATE_DISABLED}, |
| 3909 | /* STOP */ {bnx2x_stats_do_nothing, STATS_STATE_DISABLED} |
| 3910 | }, |
| 3911 | { |
| 3912 | /* ENABLED PMF */ {bnx2x_stats_pmf_start, STATS_STATE_ENABLED}, |
| 3913 | /* LINK_UP */ {bnx2x_stats_restart, STATS_STATE_ENABLED}, |
| 3914 | /* UPDATE */ {bnx2x_stats_update, STATS_STATE_ENABLED}, |
| 3915 | /* STOP */ {bnx2x_stats_stop, STATS_STATE_DISABLED} |
| 3916 | } |
| 3917 | }; |
| 3918 | |
| 3919 | static void bnx2x_stats_handle(struct bnx2x *bp, enum bnx2x_stats_event event) |
| 3920 | { |
| 3921 | enum bnx2x_stats_state state = bp->stats_state; |
| 3922 | |
| 3923 | bnx2x_stats_stm[state][event].action(bp); |
| 3924 | bp->stats_state = bnx2x_stats_stm[state][event].next_state; |
| 3925 | |
| 3926 | if ((event != STATS_EVENT_UPDATE) || (bp->msglevel & NETIF_MSG_TIMER)) |
| 3927 | DP(BNX2X_MSG_STATS, "state %d -> event %d -> state %d\n", |
| 3928 | state, event, bp->stats_state); |
| 3929 | } |
| 3930 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3931 | static void bnx2x_timer(unsigned long data) |
| 3932 | { |
| 3933 | struct bnx2x *bp = (struct bnx2x *) data; |
| 3934 | |
| 3935 | if (!netif_running(bp->dev)) |
| 3936 | return; |
| 3937 | |
| 3938 | if (atomic_read(&bp->intr_sem) != 0) |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 3939 | goto timer_restart; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3940 | |
| 3941 | if (poll) { |
| 3942 | struct bnx2x_fastpath *fp = &bp->fp[0]; |
| 3943 | int rc; |
| 3944 | |
| 3945 | bnx2x_tx_int(fp, 1000); |
| 3946 | rc = bnx2x_rx_int(fp, 1000); |
| 3947 | } |
| 3948 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 3949 | if (!BP_NOMCP(bp)) { |
| 3950 | int func = BP_FUNC(bp); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3951 | u32 drv_pulse; |
| 3952 | u32 mcp_pulse; |
| 3953 | |
| 3954 | ++bp->fw_drv_pulse_wr_seq; |
| 3955 | bp->fw_drv_pulse_wr_seq &= DRV_PULSE_SEQ_MASK; |
| 3956 | /* TBD - add SYSTEM_TIME */ |
| 3957 | drv_pulse = bp->fw_drv_pulse_wr_seq; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 3958 | SHMEM_WR(bp, func_mb[func].drv_pulse_mb, drv_pulse); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3959 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 3960 | mcp_pulse = (SHMEM_RD(bp, func_mb[func].mcp_pulse_mb) & |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3961 | MCP_PULSE_SEQ_MASK); |
| 3962 | /* The delta between driver pulse and mcp response |
| 3963 | * should be 1 (before mcp response) or 0 (after mcp response) |
| 3964 | */ |
| 3965 | if ((drv_pulse != mcp_pulse) && |
| 3966 | (drv_pulse != ((mcp_pulse + 1) & MCP_PULSE_SEQ_MASK))) { |
| 3967 | /* someone lost a heartbeat... */ |
| 3968 | BNX2X_ERR("drv_pulse (0x%x) != mcp_pulse (0x%x)\n", |
| 3969 | drv_pulse, mcp_pulse); |
| 3970 | } |
| 3971 | } |
| 3972 | |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 3973 | if ((bp->state == BNX2X_STATE_OPEN) || |
| 3974 | (bp->state == BNX2X_STATE_DISABLED)) |
| 3975 | bnx2x_stats_handle(bp, STATS_EVENT_UPDATE); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3976 | |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 3977 | timer_restart: |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3978 | mod_timer(&bp->timer, jiffies + bp->current_interval); |
| 3979 | } |
| 3980 | |
| 3981 | /* end of Statistics */ |
| 3982 | |
| 3983 | /* nic init */ |
| 3984 | |
| 3985 | /* |
| 3986 | * nic init service functions |
| 3987 | */ |
| 3988 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 3989 | static void bnx2x_zero_sb(struct bnx2x *bp, int sb_id) |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 3990 | { |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 3991 | int port = BP_PORT(bp); |
| 3992 | |
| 3993 | bnx2x_init_fill(bp, BAR_USTRORM_INTMEM + |
| 3994 | USTORM_SB_HOST_STATUS_BLOCK_OFFSET(port, sb_id), 0, |
Yitchak Gertner | 3530298 | 2008-08-13 15:53:12 -0700 | [diff] [blame] | 3995 | sizeof(struct ustorm_status_block)/4); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 3996 | bnx2x_init_fill(bp, BAR_CSTRORM_INTMEM + |
| 3997 | CSTORM_SB_HOST_STATUS_BLOCK_OFFSET(port, sb_id), 0, |
Yitchak Gertner | 3530298 | 2008-08-13 15:53:12 -0700 | [diff] [blame] | 3998 | sizeof(struct cstorm_status_block)/4); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 3999 | } |
| 4000 | |
Eilon Greenstein | 5c86284 | 2008-08-13 15:51:48 -0700 | [diff] [blame] | 4001 | static void bnx2x_init_sb(struct bnx2x *bp, struct host_status_block *sb, |
| 4002 | dma_addr_t mapping, int sb_id) |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 4003 | { |
| 4004 | int port = BP_PORT(bp); |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 4005 | int func = BP_FUNC(bp); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4006 | int index; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 4007 | u64 section; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4008 | |
| 4009 | /* USTORM */ |
| 4010 | section = ((u64)mapping) + offsetof(struct host_status_block, |
| 4011 | u_status_block); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 4012 | sb->u_status_block.status_block_id = sb_id; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4013 | |
| 4014 | REG_WR(bp, BAR_USTRORM_INTMEM + |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 4015 | USTORM_SB_HOST_SB_ADDR_OFFSET(port, sb_id), U64_LO(section)); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4016 | REG_WR(bp, BAR_USTRORM_INTMEM + |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 4017 | ((USTORM_SB_HOST_SB_ADDR_OFFSET(port, sb_id)) + 4), |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4018 | U64_HI(section)); |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 4019 | REG_WR8(bp, BAR_USTRORM_INTMEM + FP_USB_FUNC_OFF + |
| 4020 | USTORM_SB_HOST_STATUS_BLOCK_OFFSET(port, sb_id), func); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4021 | |
| 4022 | for (index = 0; index < HC_USTORM_SB_NUM_INDICES; index++) |
| 4023 | REG_WR16(bp, BAR_USTRORM_INTMEM + |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 4024 | USTORM_SB_HC_DISABLE_OFFSET(port, sb_id, index), 1); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4025 | |
| 4026 | /* CSTORM */ |
| 4027 | section = ((u64)mapping) + offsetof(struct host_status_block, |
| 4028 | c_status_block); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 4029 | sb->c_status_block.status_block_id = sb_id; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4030 | |
| 4031 | REG_WR(bp, BAR_CSTRORM_INTMEM + |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 4032 | CSTORM_SB_HOST_SB_ADDR_OFFSET(port, sb_id), U64_LO(section)); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4033 | REG_WR(bp, BAR_CSTRORM_INTMEM + |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 4034 | ((CSTORM_SB_HOST_SB_ADDR_OFFSET(port, sb_id)) + 4), |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4035 | U64_HI(section)); |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 4036 | REG_WR8(bp, BAR_CSTRORM_INTMEM + FP_CSB_FUNC_OFF + |
| 4037 | CSTORM_SB_HOST_STATUS_BLOCK_OFFSET(port, sb_id), func); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4038 | |
| 4039 | for (index = 0; index < HC_CSTORM_SB_NUM_INDICES; index++) |
| 4040 | REG_WR16(bp, BAR_CSTRORM_INTMEM + |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 4041 | CSTORM_SB_HC_DISABLE_OFFSET(port, sb_id, index), 1); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4042 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 4043 | bnx2x_ack_sb(bp, sb_id, CSTORM_ID, 0, IGU_INT_ENABLE, 0); |
| 4044 | } |
| 4045 | |
| 4046 | static void bnx2x_zero_def_sb(struct bnx2x *bp) |
| 4047 | { |
| 4048 | int func = BP_FUNC(bp); |
| 4049 | |
| 4050 | bnx2x_init_fill(bp, BAR_USTRORM_INTMEM + |
| 4051 | USTORM_DEF_SB_HOST_STATUS_BLOCK_OFFSET(func), 0, |
| 4052 | sizeof(struct ustorm_def_status_block)/4); |
| 4053 | bnx2x_init_fill(bp, BAR_CSTRORM_INTMEM + |
| 4054 | CSTORM_DEF_SB_HOST_STATUS_BLOCK_OFFSET(func), 0, |
| 4055 | sizeof(struct cstorm_def_status_block)/4); |
| 4056 | bnx2x_init_fill(bp, BAR_XSTRORM_INTMEM + |
| 4057 | XSTORM_DEF_SB_HOST_STATUS_BLOCK_OFFSET(func), 0, |
| 4058 | sizeof(struct xstorm_def_status_block)/4); |
| 4059 | bnx2x_init_fill(bp, BAR_TSTRORM_INTMEM + |
| 4060 | TSTORM_DEF_SB_HOST_STATUS_BLOCK_OFFSET(func), 0, |
| 4061 | sizeof(struct tstorm_def_status_block)/4); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4062 | } |
| 4063 | |
| 4064 | static void bnx2x_init_def_sb(struct bnx2x *bp, |
| 4065 | struct host_def_status_block *def_sb, |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 4066 | dma_addr_t mapping, int sb_id) |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4067 | { |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 4068 | int port = BP_PORT(bp); |
| 4069 | int func = BP_FUNC(bp); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4070 | int index, val, reg_offset; |
| 4071 | u64 section; |
| 4072 | |
| 4073 | /* ATTN */ |
| 4074 | section = ((u64)mapping) + offsetof(struct host_def_status_block, |
| 4075 | atten_status_block); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 4076 | def_sb->atten_status_block.status_block_id = sb_id; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4077 | |
Eliezer Tamir | 49d6677 | 2008-02-28 11:53:13 -0800 | [diff] [blame] | 4078 | bp->attn_state = 0; |
| 4079 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4080 | reg_offset = (port ? MISC_REG_AEU_ENABLE1_FUNC_1_OUT_0 : |
| 4081 | MISC_REG_AEU_ENABLE1_FUNC_0_OUT_0); |
| 4082 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 4083 | for (index = 0; index < MAX_DYNAMIC_ATTN_GRPS; index++) { |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4084 | bp->attn_group[index].sig[0] = REG_RD(bp, |
| 4085 | reg_offset + 0x10*index); |
| 4086 | bp->attn_group[index].sig[1] = REG_RD(bp, |
| 4087 | reg_offset + 0x4 + 0x10*index); |
| 4088 | bp->attn_group[index].sig[2] = REG_RD(bp, |
| 4089 | reg_offset + 0x8 + 0x10*index); |
| 4090 | bp->attn_group[index].sig[3] = REG_RD(bp, |
| 4091 | reg_offset + 0xc + 0x10*index); |
| 4092 | } |
| 4093 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4094 | reg_offset = (port ? HC_REG_ATTN_MSG1_ADDR_L : |
| 4095 | HC_REG_ATTN_MSG0_ADDR_L); |
| 4096 | |
| 4097 | REG_WR(bp, reg_offset, U64_LO(section)); |
| 4098 | REG_WR(bp, reg_offset + 4, U64_HI(section)); |
| 4099 | |
| 4100 | reg_offset = (port ? HC_REG_ATTN_NUM_P1 : HC_REG_ATTN_NUM_P0); |
| 4101 | |
| 4102 | val = REG_RD(bp, reg_offset); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 4103 | val |= sb_id; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4104 | REG_WR(bp, reg_offset, val); |
| 4105 | |
| 4106 | /* USTORM */ |
| 4107 | section = ((u64)mapping) + offsetof(struct host_def_status_block, |
| 4108 | u_def_status_block); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 4109 | def_sb->u_def_status_block.status_block_id = sb_id; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4110 | |
| 4111 | REG_WR(bp, BAR_USTRORM_INTMEM + |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 4112 | USTORM_DEF_SB_HOST_SB_ADDR_OFFSET(func), U64_LO(section)); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4113 | REG_WR(bp, BAR_USTRORM_INTMEM + |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 4114 | ((USTORM_DEF_SB_HOST_SB_ADDR_OFFSET(func)) + 4), |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4115 | U64_HI(section)); |
Eilon Greenstein | 5c86284 | 2008-08-13 15:51:48 -0700 | [diff] [blame] | 4116 | REG_WR8(bp, BAR_USTRORM_INTMEM + DEF_USB_FUNC_OFF + |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 4117 | USTORM_DEF_SB_HOST_STATUS_BLOCK_OFFSET(func), func); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4118 | |
| 4119 | for (index = 0; index < HC_USTORM_DEF_SB_NUM_INDICES; index++) |
| 4120 | REG_WR16(bp, BAR_USTRORM_INTMEM + |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 4121 | USTORM_DEF_SB_HC_DISABLE_OFFSET(func, index), 1); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4122 | |
| 4123 | /* CSTORM */ |
| 4124 | section = ((u64)mapping) + offsetof(struct host_def_status_block, |
| 4125 | c_def_status_block); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 4126 | def_sb->c_def_status_block.status_block_id = sb_id; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4127 | |
| 4128 | REG_WR(bp, BAR_CSTRORM_INTMEM + |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 4129 | CSTORM_DEF_SB_HOST_SB_ADDR_OFFSET(func), U64_LO(section)); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4130 | REG_WR(bp, BAR_CSTRORM_INTMEM + |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 4131 | ((CSTORM_DEF_SB_HOST_SB_ADDR_OFFSET(func)) + 4), |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4132 | U64_HI(section)); |
Eilon Greenstein | 5c86284 | 2008-08-13 15:51:48 -0700 | [diff] [blame] | 4133 | REG_WR8(bp, BAR_CSTRORM_INTMEM + DEF_CSB_FUNC_OFF + |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 4134 | CSTORM_DEF_SB_HOST_STATUS_BLOCK_OFFSET(func), func); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4135 | |
| 4136 | for (index = 0; index < HC_CSTORM_DEF_SB_NUM_INDICES; index++) |
| 4137 | REG_WR16(bp, BAR_CSTRORM_INTMEM + |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 4138 | CSTORM_DEF_SB_HC_DISABLE_OFFSET(func, index), 1); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4139 | |
| 4140 | /* TSTORM */ |
| 4141 | section = ((u64)mapping) + offsetof(struct host_def_status_block, |
| 4142 | t_def_status_block); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 4143 | def_sb->t_def_status_block.status_block_id = sb_id; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4144 | |
| 4145 | REG_WR(bp, BAR_TSTRORM_INTMEM + |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 4146 | TSTORM_DEF_SB_HOST_SB_ADDR_OFFSET(func), U64_LO(section)); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4147 | REG_WR(bp, BAR_TSTRORM_INTMEM + |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 4148 | ((TSTORM_DEF_SB_HOST_SB_ADDR_OFFSET(func)) + 4), |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4149 | U64_HI(section)); |
Eilon Greenstein | 5c86284 | 2008-08-13 15:51:48 -0700 | [diff] [blame] | 4150 | REG_WR8(bp, BAR_TSTRORM_INTMEM + DEF_TSB_FUNC_OFF + |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 4151 | TSTORM_DEF_SB_HOST_STATUS_BLOCK_OFFSET(func), func); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4152 | |
| 4153 | for (index = 0; index < HC_TSTORM_DEF_SB_NUM_INDICES; index++) |
| 4154 | REG_WR16(bp, BAR_TSTRORM_INTMEM + |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 4155 | TSTORM_DEF_SB_HC_DISABLE_OFFSET(func, index), 1); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4156 | |
| 4157 | /* XSTORM */ |
| 4158 | section = ((u64)mapping) + offsetof(struct host_def_status_block, |
| 4159 | x_def_status_block); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 4160 | def_sb->x_def_status_block.status_block_id = sb_id; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4161 | |
| 4162 | REG_WR(bp, BAR_XSTRORM_INTMEM + |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 4163 | XSTORM_DEF_SB_HOST_SB_ADDR_OFFSET(func), U64_LO(section)); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4164 | REG_WR(bp, BAR_XSTRORM_INTMEM + |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 4165 | ((XSTORM_DEF_SB_HOST_SB_ADDR_OFFSET(func)) + 4), |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4166 | U64_HI(section)); |
Eilon Greenstein | 5c86284 | 2008-08-13 15:51:48 -0700 | [diff] [blame] | 4167 | REG_WR8(bp, BAR_XSTRORM_INTMEM + DEF_XSB_FUNC_OFF + |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 4168 | XSTORM_DEF_SB_HOST_STATUS_BLOCK_OFFSET(func), func); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4169 | |
| 4170 | for (index = 0; index < HC_XSTORM_DEF_SB_NUM_INDICES; index++) |
| 4171 | REG_WR16(bp, BAR_XSTRORM_INTMEM + |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 4172 | XSTORM_DEF_SB_HC_DISABLE_OFFSET(func, index), 1); |
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 | bp->stats_pending = 0; |
Yitchak Gertner | 66e855f | 2008-08-13 15:49:05 -0700 | [diff] [blame] | 4175 | bp->set_mac_pending = 0; |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 4176 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 4177 | 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] | 4178 | } |
| 4179 | |
| 4180 | static void bnx2x_update_coalesce(struct bnx2x *bp) |
| 4181 | { |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 4182 | int port = BP_PORT(bp); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4183 | int i; |
| 4184 | |
| 4185 | for_each_queue(bp, i) { |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 4186 | int sb_id = bp->fp[i].sb_id; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4187 | |
| 4188 | /* HC_INDEX_U_ETH_RX_CQ_CONS */ |
| 4189 | REG_WR8(bp, BAR_USTRORM_INTMEM + |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 4190 | USTORM_SB_HC_TIMEOUT_OFFSET(port, sb_id, |
Eilon Greenstein | 5c86284 | 2008-08-13 15:51:48 -0700 | [diff] [blame] | 4191 | U_SB_ETH_RX_CQ_INDEX), |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 4192 | bp->rx_ticks/12); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4193 | REG_WR16(bp, BAR_USTRORM_INTMEM + |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 4194 | USTORM_SB_HC_DISABLE_OFFSET(port, sb_id, |
Eilon Greenstein | 5c86284 | 2008-08-13 15:51:48 -0700 | [diff] [blame] | 4195 | U_SB_ETH_RX_CQ_INDEX), |
| 4196 | bp->rx_ticks ? 0 : 1); |
| 4197 | REG_WR16(bp, BAR_USTRORM_INTMEM + |
| 4198 | USTORM_SB_HC_DISABLE_OFFSET(port, sb_id, |
| 4199 | U_SB_ETH_RX_BD_INDEX), |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 4200 | bp->rx_ticks ? 0 : 1); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4201 | |
| 4202 | /* HC_INDEX_C_ETH_TX_CQ_CONS */ |
| 4203 | REG_WR8(bp, BAR_CSTRORM_INTMEM + |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 4204 | CSTORM_SB_HC_TIMEOUT_OFFSET(port, sb_id, |
Eilon Greenstein | 5c86284 | 2008-08-13 15:51:48 -0700 | [diff] [blame] | 4205 | C_SB_ETH_TX_CQ_INDEX), |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 4206 | bp->tx_ticks/12); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4207 | REG_WR16(bp, BAR_CSTRORM_INTMEM + |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 4208 | CSTORM_SB_HC_DISABLE_OFFSET(port, sb_id, |
Eilon Greenstein | 5c86284 | 2008-08-13 15:51:48 -0700 | [diff] [blame] | 4209 | C_SB_ETH_TX_CQ_INDEX), |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 4210 | bp->tx_ticks ? 0 : 1); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4211 | } |
| 4212 | } |
| 4213 | |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 4214 | static inline void bnx2x_free_tpa_pool(struct bnx2x *bp, |
| 4215 | struct bnx2x_fastpath *fp, int last) |
| 4216 | { |
| 4217 | int i; |
| 4218 | |
| 4219 | for (i = 0; i < last; i++) { |
| 4220 | struct sw_rx_bd *rx_buf = &(fp->tpa_pool[i]); |
| 4221 | struct sk_buff *skb = rx_buf->skb; |
| 4222 | |
| 4223 | if (skb == NULL) { |
| 4224 | DP(NETIF_MSG_IFDOWN, "tpa bin %d empty on free\n", i); |
| 4225 | continue; |
| 4226 | } |
| 4227 | |
| 4228 | if (fp->tpa_state[i] == BNX2X_TPA_START) |
| 4229 | pci_unmap_single(bp->pdev, |
| 4230 | pci_unmap_addr(rx_buf, mapping), |
| 4231 | bp->rx_buf_use_size, |
| 4232 | PCI_DMA_FROMDEVICE); |
| 4233 | |
| 4234 | dev_kfree_skb(skb); |
| 4235 | rx_buf->skb = NULL; |
| 4236 | } |
| 4237 | } |
| 4238 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4239 | static void bnx2x_init_rx_rings(struct bnx2x *bp) |
| 4240 | { |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 4241 | int func = BP_FUNC(bp); |
Eilon Greenstein | 3262623 | 2008-08-13 15:51:07 -0700 | [diff] [blame] | 4242 | int max_agg_queues = CHIP_IS_E1(bp) ? ETH_MAX_AGGREGATION_QUEUES_E1 : |
| 4243 | ETH_MAX_AGGREGATION_QUEUES_E1H; |
| 4244 | u16 ring_prod, cqe_ring_prod; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4245 | int i, j; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4246 | |
| 4247 | bp->rx_buf_use_size = bp->dev->mtu; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4248 | bp->rx_buf_use_size += bp->rx_offset + ETH_OVREHEAD; |
| 4249 | bp->rx_buf_size = bp->rx_buf_use_size + 64; |
| 4250 | |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 4251 | if (bp->flags & TPA_ENABLE_FLAG) { |
| 4252 | DP(NETIF_MSG_IFUP, |
| 4253 | "rx_buf_use_size %d rx_buf_size %d effective_mtu %d\n", |
| 4254 | bp->rx_buf_use_size, bp->rx_buf_size, |
| 4255 | bp->dev->mtu + ETH_OVREHEAD); |
| 4256 | |
| 4257 | for_each_queue(bp, j) { |
Eilon Greenstein | 3262623 | 2008-08-13 15:51:07 -0700 | [diff] [blame] | 4258 | struct bnx2x_fastpath *fp = &bp->fp[j]; |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 4259 | |
Eilon Greenstein | 3262623 | 2008-08-13 15:51:07 -0700 | [diff] [blame] | 4260 | for (i = 0; i < max_agg_queues; i++) { |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 4261 | fp->tpa_pool[i].skb = |
| 4262 | netdev_alloc_skb(bp->dev, bp->rx_buf_size); |
| 4263 | if (!fp->tpa_pool[i].skb) { |
| 4264 | BNX2X_ERR("Failed to allocate TPA " |
| 4265 | "skb pool for queue[%d] - " |
| 4266 | "disabling TPA on this " |
| 4267 | "queue!\n", j); |
| 4268 | bnx2x_free_tpa_pool(bp, fp, i); |
| 4269 | fp->disable_tpa = 1; |
| 4270 | break; |
| 4271 | } |
| 4272 | pci_unmap_addr_set((struct sw_rx_bd *) |
| 4273 | &bp->fp->tpa_pool[i], |
| 4274 | mapping, 0); |
| 4275 | fp->tpa_state[i] = BNX2X_TPA_STOP; |
| 4276 | } |
| 4277 | } |
| 4278 | } |
| 4279 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4280 | for_each_queue(bp, j) { |
| 4281 | struct bnx2x_fastpath *fp = &bp->fp[j]; |
| 4282 | |
| 4283 | fp->rx_bd_cons = 0; |
| 4284 | fp->rx_cons_sb = BNX2X_RX_SB_INDEX; |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 4285 | fp->rx_bd_cons_sb = BNX2X_RX_SB_BD_INDEX; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4286 | |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 4287 | /* "next page" elements initialization */ |
| 4288 | /* SGE ring */ |
| 4289 | for (i = 1; i <= NUM_RX_SGE_PAGES; i++) { |
| 4290 | struct eth_rx_sge *sge; |
| 4291 | |
| 4292 | sge = &fp->rx_sge_ring[RX_SGE_CNT * i - 2]; |
| 4293 | sge->addr_hi = |
| 4294 | cpu_to_le32(U64_HI(fp->rx_sge_mapping + |
| 4295 | BCM_PAGE_SIZE*(i % NUM_RX_SGE_PAGES))); |
| 4296 | sge->addr_lo = |
| 4297 | cpu_to_le32(U64_LO(fp->rx_sge_mapping + |
| 4298 | BCM_PAGE_SIZE*(i % NUM_RX_SGE_PAGES))); |
| 4299 | } |
| 4300 | |
| 4301 | bnx2x_init_sge_ring_bit_mask(fp); |
| 4302 | |
| 4303 | /* RX BD ring */ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4304 | for (i = 1; i <= NUM_RX_RINGS; i++) { |
| 4305 | struct eth_rx_bd *rx_bd; |
| 4306 | |
| 4307 | rx_bd = &fp->rx_desc_ring[RX_DESC_CNT * i - 2]; |
| 4308 | rx_bd->addr_hi = |
| 4309 | cpu_to_le32(U64_HI(fp->rx_desc_mapping + |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 4310 | BCM_PAGE_SIZE*(i % NUM_RX_RINGS))); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4311 | rx_bd->addr_lo = |
| 4312 | cpu_to_le32(U64_LO(fp->rx_desc_mapping + |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 4313 | BCM_PAGE_SIZE*(i % NUM_RX_RINGS))); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4314 | } |
| 4315 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 4316 | /* CQ ring */ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4317 | for (i = 1; i <= NUM_RCQ_RINGS; i++) { |
| 4318 | struct eth_rx_cqe_next_page *nextpg; |
| 4319 | |
| 4320 | nextpg = (struct eth_rx_cqe_next_page *) |
| 4321 | &fp->rx_comp_ring[RCQ_DESC_CNT * i - 1]; |
| 4322 | nextpg->addr_hi = |
| 4323 | cpu_to_le32(U64_HI(fp->rx_comp_mapping + |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 4324 | BCM_PAGE_SIZE*(i % NUM_RCQ_RINGS))); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4325 | nextpg->addr_lo = |
| 4326 | cpu_to_le32(U64_LO(fp->rx_comp_mapping + |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 4327 | BCM_PAGE_SIZE*(i % NUM_RCQ_RINGS))); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4328 | } |
| 4329 | |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 4330 | /* Allocate SGEs and initialize the ring elements */ |
| 4331 | for (i = 0, ring_prod = 0; |
| 4332 | i < MAX_RX_SGE_CNT*NUM_RX_SGE_PAGES; i++) { |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4333 | |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 4334 | if (bnx2x_alloc_rx_sge(bp, fp, ring_prod) < 0) { |
| 4335 | BNX2X_ERR("was only able to allocate " |
| 4336 | "%d rx sges\n", i); |
| 4337 | BNX2X_ERR("disabling TPA for queue[%d]\n", j); |
| 4338 | /* Cleanup already allocated elements */ |
| 4339 | bnx2x_free_rx_sge_range(bp, fp, ring_prod); |
Eilon Greenstein | 3262623 | 2008-08-13 15:51:07 -0700 | [diff] [blame] | 4340 | bnx2x_free_tpa_pool(bp, fp, max_agg_queues); |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 4341 | fp->disable_tpa = 1; |
| 4342 | ring_prod = 0; |
| 4343 | break; |
| 4344 | } |
| 4345 | ring_prod = NEXT_SGE_IDX(ring_prod); |
| 4346 | } |
| 4347 | fp->rx_sge_prod = ring_prod; |
| 4348 | |
| 4349 | /* Allocate BDs and initialize BD ring */ |
Yitchak Gertner | 66e855f | 2008-08-13 15:49:05 -0700 | [diff] [blame] | 4350 | fp->rx_comp_cons = 0; |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 4351 | cqe_ring_prod = ring_prod = 0; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4352 | for (i = 0; i < bp->rx_ring_size; i++) { |
| 4353 | if (bnx2x_alloc_rx_skb(bp, fp, ring_prod) < 0) { |
| 4354 | BNX2X_ERR("was only able to allocate " |
| 4355 | "%d rx skbs\n", i); |
Yitchak Gertner | 66e855f | 2008-08-13 15:49:05 -0700 | [diff] [blame] | 4356 | bp->eth_stats.rx_skb_alloc_failed++; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4357 | break; |
| 4358 | } |
| 4359 | ring_prod = NEXT_RX_IDX(ring_prod); |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 4360 | cqe_ring_prod = NEXT_RCQ_IDX(cqe_ring_prod); |
Ilpo Järvinen | 53e5e96 | 2008-07-25 21:40:45 -0700 | [diff] [blame] | 4361 | WARN_ON(ring_prod <= i); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4362 | } |
| 4363 | |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 4364 | fp->rx_bd_prod = ring_prod; |
| 4365 | /* must not have more available CQEs than BDs */ |
| 4366 | fp->rx_comp_prod = min((u16)(NUM_RCQ_RINGS*RCQ_DESC_CNT), |
| 4367 | cqe_ring_prod); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4368 | fp->rx_pkt = fp->rx_calls = 0; |
| 4369 | |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 4370 | /* Warning! |
| 4371 | * this will generate an interrupt (to the TSTORM) |
| 4372 | * must only be done after chip is initialized |
| 4373 | */ |
| 4374 | bnx2x_update_rx_prod(bp, fp, ring_prod, fp->rx_comp_prod, |
| 4375 | fp->rx_sge_prod); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4376 | if (j != 0) |
| 4377 | continue; |
| 4378 | |
| 4379 | REG_WR(bp, BAR_USTRORM_INTMEM + |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 4380 | USTORM_MEM_WORKAROUND_ADDRESS_OFFSET(func), |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4381 | U64_LO(fp->rx_comp_mapping)); |
| 4382 | REG_WR(bp, BAR_USTRORM_INTMEM + |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 4383 | USTORM_MEM_WORKAROUND_ADDRESS_OFFSET(func) + 4, |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4384 | U64_HI(fp->rx_comp_mapping)); |
| 4385 | } |
| 4386 | } |
| 4387 | |
| 4388 | static void bnx2x_init_tx_ring(struct bnx2x *bp) |
| 4389 | { |
| 4390 | int i, j; |
| 4391 | |
| 4392 | for_each_queue(bp, j) { |
| 4393 | struct bnx2x_fastpath *fp = &bp->fp[j]; |
| 4394 | |
| 4395 | for (i = 1; i <= NUM_TX_RINGS; i++) { |
| 4396 | struct eth_tx_bd *tx_bd = |
| 4397 | &fp->tx_desc_ring[TX_DESC_CNT * i - 1]; |
| 4398 | |
| 4399 | tx_bd->addr_hi = |
| 4400 | cpu_to_le32(U64_HI(fp->tx_desc_mapping + |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 4401 | BCM_PAGE_SIZE*(i % NUM_TX_RINGS))); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4402 | tx_bd->addr_lo = |
| 4403 | cpu_to_le32(U64_LO(fp->tx_desc_mapping + |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 4404 | BCM_PAGE_SIZE*(i % NUM_TX_RINGS))); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4405 | } |
| 4406 | |
| 4407 | fp->tx_pkt_prod = 0; |
| 4408 | fp->tx_pkt_cons = 0; |
| 4409 | fp->tx_bd_prod = 0; |
| 4410 | fp->tx_bd_cons = 0; |
| 4411 | fp->tx_cons_sb = BNX2X_TX_SB_INDEX; |
| 4412 | fp->tx_pkt = 0; |
| 4413 | } |
| 4414 | } |
| 4415 | |
| 4416 | static void bnx2x_init_sp_ring(struct bnx2x *bp) |
| 4417 | { |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 4418 | int func = BP_FUNC(bp); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4419 | |
| 4420 | spin_lock_init(&bp->spq_lock); |
| 4421 | |
| 4422 | bp->spq_left = MAX_SPQ_PENDING; |
| 4423 | bp->spq_prod_idx = 0; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4424 | bp->dsb_sp_prod = BNX2X_SP_DSB_INDEX; |
| 4425 | bp->spq_prod_bd = bp->spq; |
| 4426 | bp->spq_last_bd = bp->spq_prod_bd + MAX_SP_DESC_CNT; |
| 4427 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 4428 | 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] | 4429 | U64_LO(bp->spq_mapping)); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 4430 | REG_WR(bp, |
| 4431 | XSEM_REG_FAST_MEMORY + XSTORM_SPQ_PAGE_BASE_OFFSET(func) + 4, |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4432 | U64_HI(bp->spq_mapping)); |
| 4433 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 4434 | REG_WR(bp, XSEM_REG_FAST_MEMORY + XSTORM_SPQ_PROD_OFFSET(func), |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4435 | bp->spq_prod_idx); |
| 4436 | } |
| 4437 | |
| 4438 | static void bnx2x_init_context(struct bnx2x *bp) |
| 4439 | { |
| 4440 | int i; |
| 4441 | |
| 4442 | for_each_queue(bp, i) { |
| 4443 | struct eth_context *context = bnx2x_sp(bp, context[i].eth); |
| 4444 | struct bnx2x_fastpath *fp = &bp->fp[i]; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 4445 | u8 sb_id = FP_SB_ID(fp); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4446 | |
| 4447 | context->xstorm_st_context.tx_bd_page_base_hi = |
| 4448 | U64_HI(fp->tx_desc_mapping); |
| 4449 | context->xstorm_st_context.tx_bd_page_base_lo = |
| 4450 | U64_LO(fp->tx_desc_mapping); |
| 4451 | context->xstorm_st_context.db_data_addr_hi = |
| 4452 | U64_HI(fp->tx_prods_mapping); |
| 4453 | context->xstorm_st_context.db_data_addr_lo = |
| 4454 | U64_LO(fp->tx_prods_mapping); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 4455 | context->xstorm_st_context.statistics_data = (BP_CL_ID(bp) | |
| 4456 | XSTORM_ETH_ST_CONTEXT_STATISTICS_ENABLE); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4457 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 4458 | context->ustorm_st_context.common.sb_index_numbers = |
| 4459 | BNX2X_RX_SB_INDEX_NUM; |
| 4460 | context->ustorm_st_context.common.clientId = FP_CL_ID(fp); |
| 4461 | context->ustorm_st_context.common.status_block_id = sb_id; |
| 4462 | context->ustorm_st_context.common.flags = |
| 4463 | USTORM_ETH_ST_CONTEXT_CONFIG_ENABLE_MC_ALIGNMENT; |
| 4464 | context->ustorm_st_context.common.mc_alignment_size = 64; |
| 4465 | context->ustorm_st_context.common.bd_buff_size = |
| 4466 | bp->rx_buf_use_size; |
| 4467 | context->ustorm_st_context.common.bd_page_base_hi = |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4468 | U64_HI(fp->rx_desc_mapping); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 4469 | context->ustorm_st_context.common.bd_page_base_lo = |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4470 | U64_LO(fp->rx_desc_mapping); |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 4471 | if (!fp->disable_tpa) { |
| 4472 | context->ustorm_st_context.common.flags |= |
| 4473 | (USTORM_ETH_ST_CONTEXT_CONFIG_ENABLE_TPA | |
| 4474 | USTORM_ETH_ST_CONTEXT_CONFIG_ENABLE_SGE_RING); |
| 4475 | context->ustorm_st_context.common.sge_buff_size = |
| 4476 | (u16)(BCM_PAGE_SIZE*PAGES_PER_SGE); |
| 4477 | context->ustorm_st_context.common.sge_page_base_hi = |
| 4478 | U64_HI(fp->rx_sge_mapping); |
| 4479 | context->ustorm_st_context.common.sge_page_base_lo = |
| 4480 | U64_LO(fp->rx_sge_mapping); |
| 4481 | } |
| 4482 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4483 | context->cstorm_st_context.sb_index_number = |
Eilon Greenstein | 5c86284 | 2008-08-13 15:51:48 -0700 | [diff] [blame] | 4484 | C_SB_ETH_TX_CQ_INDEX; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 4485 | context->cstorm_st_context.status_block_id = sb_id; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4486 | |
| 4487 | context->xstorm_ag_context.cdu_reserved = |
| 4488 | CDU_RSRVD_VALUE_TYPE_A(HW_CID(bp, i), |
| 4489 | CDU_REGION_NUMBER_XCM_AG, |
| 4490 | ETH_CONNECTION_TYPE); |
| 4491 | context->ustorm_ag_context.cdu_usage = |
| 4492 | CDU_RSRVD_VALUE_TYPE_A(HW_CID(bp, i), |
| 4493 | CDU_REGION_NUMBER_UCM_AG, |
| 4494 | ETH_CONNECTION_TYPE); |
| 4495 | } |
| 4496 | } |
| 4497 | |
| 4498 | static void bnx2x_init_ind_table(struct bnx2x *bp) |
| 4499 | { |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 4500 | int port = BP_PORT(bp); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4501 | int i; |
| 4502 | |
| 4503 | if (!is_multi(bp)) |
| 4504 | return; |
| 4505 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 4506 | DP(NETIF_MSG_IFUP, "Initializing indirection table\n"); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4507 | for (i = 0; i < TSTORM_INDIRECTION_TABLE_SIZE; i++) |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 4508 | REG_WR8(bp, BAR_TSTRORM_INTMEM + |
| 4509 | TSTORM_INDIRECTION_TABLE_OFFSET(port) + i, |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4510 | i % bp->num_queues); |
| 4511 | |
| 4512 | REG_WR(bp, PRS_REG_A_PRSU_20, 0xf); |
| 4513 | } |
| 4514 | |
Eliezer Tamir | 49d6677 | 2008-02-28 11:53:13 -0800 | [diff] [blame] | 4515 | static void bnx2x_set_client_config(struct bnx2x *bp) |
| 4516 | { |
Eliezer Tamir | 49d6677 | 2008-02-28 11:53:13 -0800 | [diff] [blame] | 4517 | struct tstorm_eth_client_config tstorm_client = {0}; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 4518 | int port = BP_PORT(bp); |
| 4519 | int i; |
Eliezer Tamir | 49d6677 | 2008-02-28 11:53:13 -0800 | [diff] [blame] | 4520 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 4521 | tstorm_client.mtu = bp->dev->mtu + ETH_OVREHEAD; |
Yitchak Gertner | 66e855f | 2008-08-13 15:49:05 -0700 | [diff] [blame] | 4522 | tstorm_client.statistics_counter_id = BP_CL_ID(bp); |
Eliezer Tamir | 49d6677 | 2008-02-28 11:53:13 -0800 | [diff] [blame] | 4523 | tstorm_client.config_flags = |
| 4524 | TSTORM_ETH_CLIENT_CONFIG_STATSITICS_ENABLE; |
| 4525 | #ifdef BCM_VLAN |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 4526 | if (bp->rx_mode && bp->vlgrp) { |
Eliezer Tamir | 49d6677 | 2008-02-28 11:53:13 -0800 | [diff] [blame] | 4527 | tstorm_client.config_flags |= |
| 4528 | TSTORM_ETH_CLIENT_CONFIG_VLAN_REMOVAL_ENABLE; |
| 4529 | DP(NETIF_MSG_IFUP, "vlan removal enabled\n"); |
| 4530 | } |
| 4531 | #endif |
Eliezer Tamir | 49d6677 | 2008-02-28 11:53:13 -0800 | [diff] [blame] | 4532 | |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 4533 | if (bp->flags & TPA_ENABLE_FLAG) { |
| 4534 | tstorm_client.max_sges_for_packet = |
| 4535 | BCM_PAGE_ALIGN(tstorm_client.mtu) >> BCM_PAGE_SHIFT; |
| 4536 | tstorm_client.max_sges_for_packet = |
| 4537 | ((tstorm_client.max_sges_for_packet + |
| 4538 | PAGES_PER_SGE - 1) & (~(PAGES_PER_SGE - 1))) >> |
| 4539 | PAGES_PER_SGE_SHIFT; |
| 4540 | |
| 4541 | tstorm_client.config_flags |= |
| 4542 | TSTORM_ETH_CLIENT_CONFIG_ENABLE_SGE_RING; |
| 4543 | } |
| 4544 | |
Eliezer Tamir | 49d6677 | 2008-02-28 11:53:13 -0800 | [diff] [blame] | 4545 | for_each_queue(bp, i) { |
| 4546 | REG_WR(bp, BAR_TSTRORM_INTMEM + |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 4547 | TSTORM_CLIENT_CONFIG_OFFSET(port, bp->fp[i].cl_id), |
Eliezer Tamir | 49d6677 | 2008-02-28 11:53:13 -0800 | [diff] [blame] | 4548 | ((u32 *)&tstorm_client)[0]); |
| 4549 | REG_WR(bp, BAR_TSTRORM_INTMEM + |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 4550 | TSTORM_CLIENT_CONFIG_OFFSET(port, bp->fp[i].cl_id) + 4, |
Eliezer Tamir | 49d6677 | 2008-02-28 11:53:13 -0800 | [diff] [blame] | 4551 | ((u32 *)&tstorm_client)[1]); |
| 4552 | } |
| 4553 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 4554 | DP(BNX2X_MSG_OFF, "tstorm_client: 0x%08x 0x%08x\n", |
| 4555 | ((u32 *)&tstorm_client)[0], ((u32 *)&tstorm_client)[1]); |
Eliezer Tamir | 49d6677 | 2008-02-28 11:53:13 -0800 | [diff] [blame] | 4556 | } |
| 4557 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4558 | static void bnx2x_set_storm_rx_mode(struct bnx2x *bp) |
| 4559 | { |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4560 | struct tstorm_eth_mac_filter_config tstorm_mac_filter = {0}; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 4561 | int mode = bp->rx_mode; |
| 4562 | int mask = (1 << BP_L_ID(bp)); |
| 4563 | int func = BP_FUNC(bp); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4564 | int i; |
| 4565 | |
| 4566 | DP(NETIF_MSG_RX_STATUS, "rx mode is %d\n", mode); |
| 4567 | |
| 4568 | switch (mode) { |
| 4569 | case BNX2X_RX_MODE_NONE: /* no Rx */ |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 4570 | tstorm_mac_filter.ucast_drop_all = mask; |
| 4571 | tstorm_mac_filter.mcast_drop_all = mask; |
| 4572 | tstorm_mac_filter.bcast_drop_all = mask; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4573 | break; |
| 4574 | case BNX2X_RX_MODE_NORMAL: |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 4575 | tstorm_mac_filter.bcast_accept_all = mask; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4576 | break; |
| 4577 | case BNX2X_RX_MODE_ALLMULTI: |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 4578 | tstorm_mac_filter.mcast_accept_all = mask; |
| 4579 | tstorm_mac_filter.bcast_accept_all = mask; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4580 | break; |
| 4581 | case BNX2X_RX_MODE_PROMISC: |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 4582 | tstorm_mac_filter.ucast_accept_all = mask; |
| 4583 | tstorm_mac_filter.mcast_accept_all = mask; |
| 4584 | tstorm_mac_filter.bcast_accept_all = mask; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4585 | break; |
| 4586 | default: |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 4587 | BNX2X_ERR("BAD rx mode (%d)\n", mode); |
| 4588 | break; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4589 | } |
| 4590 | |
| 4591 | for (i = 0; i < sizeof(struct tstorm_eth_mac_filter_config)/4; i++) { |
| 4592 | REG_WR(bp, BAR_TSTRORM_INTMEM + |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 4593 | TSTORM_MAC_FILTER_CONFIG_OFFSET(func) + i * 4, |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4594 | ((u32 *)&tstorm_mac_filter)[i]); |
| 4595 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 4596 | /* DP(NETIF_MSG_IFUP, "tstorm_mac_filter[%d]: 0x%08x\n", i, |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4597 | ((u32 *)&tstorm_mac_filter)[i]); */ |
| 4598 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4599 | |
Eliezer Tamir | 49d6677 | 2008-02-28 11:53:13 -0800 | [diff] [blame] | 4600 | if (mode != BNX2X_RX_MODE_NONE) |
| 4601 | bnx2x_set_client_config(bp); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4602 | } |
| 4603 | |
Eilon Greenstein | 471de71 | 2008-08-13 15:49:35 -0700 | [diff] [blame] | 4604 | static void bnx2x_init_internal_common(struct bnx2x *bp) |
| 4605 | { |
| 4606 | int i; |
| 4607 | |
| 4608 | /* Zero this manually as its initialization is |
| 4609 | currently missing in the initTool */ |
| 4610 | for (i = 0; i < (USTORM_AGG_DATA_SIZE >> 2); i++) |
| 4611 | REG_WR(bp, BAR_USTRORM_INTMEM + |
| 4612 | USTORM_AGG_DATA_OFFSET + i * 4, 0); |
| 4613 | } |
| 4614 | |
| 4615 | static void bnx2x_init_internal_port(struct bnx2x *bp) |
| 4616 | { |
| 4617 | int port = BP_PORT(bp); |
| 4618 | |
| 4619 | REG_WR(bp, BAR_USTRORM_INTMEM + USTORM_HC_BTR_OFFSET(port), BNX2X_BTR); |
| 4620 | REG_WR(bp, BAR_CSTRORM_INTMEM + CSTORM_HC_BTR_OFFSET(port), BNX2X_BTR); |
| 4621 | REG_WR(bp, BAR_TSTRORM_INTMEM + TSTORM_HC_BTR_OFFSET(port), BNX2X_BTR); |
| 4622 | REG_WR(bp, BAR_XSTRORM_INTMEM + XSTORM_HC_BTR_OFFSET(port), BNX2X_BTR); |
| 4623 | } |
| 4624 | |
| 4625 | static void bnx2x_init_internal_func(struct bnx2x *bp) |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4626 | { |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4627 | struct tstorm_eth_function_common_config tstorm_config = {0}; |
| 4628 | struct stats_indication_flags stats_flags = {0}; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 4629 | int port = BP_PORT(bp); |
| 4630 | int func = BP_FUNC(bp); |
| 4631 | int i; |
Eilon Greenstein | 471de71 | 2008-08-13 15:49:35 -0700 | [diff] [blame] | 4632 | u16 max_agg_size; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4633 | |
| 4634 | if (is_multi(bp)) { |
| 4635 | tstorm_config.config_flags = MULTI_FLAGS; |
| 4636 | tstorm_config.rss_result_mask = MULTI_MASK; |
| 4637 | } |
| 4638 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 4639 | tstorm_config.leading_client_id = BP_L_ID(bp); |
| 4640 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4641 | REG_WR(bp, BAR_TSTRORM_INTMEM + |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 4642 | TSTORM_FUNCTION_COMMON_CONFIG_OFFSET(func), |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4643 | (*(u32 *)&tstorm_config)); |
| 4644 | |
Eliezer Tamir | c14423f | 2008-02-28 11:49:42 -0800 | [diff] [blame] | 4645 | bp->rx_mode = BNX2X_RX_MODE_NONE; /* no rx until link is up */ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4646 | bnx2x_set_storm_rx_mode(bp); |
| 4647 | |
Yitchak Gertner | 66e855f | 2008-08-13 15:49:05 -0700 | [diff] [blame] | 4648 | /* reset xstorm per client statistics */ |
| 4649 | for (i = 0; i < sizeof(struct xstorm_per_client_stats) / 4; i++) { |
| 4650 | REG_WR(bp, BAR_XSTRORM_INTMEM + |
| 4651 | XSTORM_PER_COUNTER_ID_STATS_OFFSET(port, BP_CL_ID(bp)) + |
| 4652 | i*4, 0); |
| 4653 | } |
| 4654 | /* reset tstorm per client statistics */ |
| 4655 | for (i = 0; i < sizeof(struct tstorm_per_client_stats) / 4; i++) { |
| 4656 | REG_WR(bp, BAR_TSTRORM_INTMEM + |
| 4657 | TSTORM_PER_COUNTER_ID_STATS_OFFSET(port, BP_CL_ID(bp)) + |
| 4658 | i*4, 0); |
| 4659 | } |
| 4660 | |
| 4661 | /* Init statistics related context */ |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 4662 | stats_flags.collect_eth = 1; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4663 | |
Yitchak Gertner | 66e855f | 2008-08-13 15:49:05 -0700 | [diff] [blame] | 4664 | REG_WR(bp, BAR_XSTRORM_INTMEM + XSTORM_STATS_FLAGS_OFFSET(func), |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4665 | ((u32 *)&stats_flags)[0]); |
Yitchak Gertner | 66e855f | 2008-08-13 15:49:05 -0700 | [diff] [blame] | 4666 | REG_WR(bp, BAR_XSTRORM_INTMEM + XSTORM_STATS_FLAGS_OFFSET(func) + 4, |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4667 | ((u32 *)&stats_flags)[1]); |
| 4668 | |
Yitchak Gertner | 66e855f | 2008-08-13 15:49:05 -0700 | [diff] [blame] | 4669 | REG_WR(bp, BAR_TSTRORM_INTMEM + TSTORM_STATS_FLAGS_OFFSET(func), |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4670 | ((u32 *)&stats_flags)[0]); |
Yitchak Gertner | 66e855f | 2008-08-13 15:49:05 -0700 | [diff] [blame] | 4671 | REG_WR(bp, BAR_TSTRORM_INTMEM + TSTORM_STATS_FLAGS_OFFSET(func) + 4, |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4672 | ((u32 *)&stats_flags)[1]); |
| 4673 | |
Yitchak Gertner | 66e855f | 2008-08-13 15:49:05 -0700 | [diff] [blame] | 4674 | REG_WR(bp, BAR_CSTRORM_INTMEM + CSTORM_STATS_FLAGS_OFFSET(func), |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4675 | ((u32 *)&stats_flags)[0]); |
Yitchak Gertner | 66e855f | 2008-08-13 15:49:05 -0700 | [diff] [blame] | 4676 | REG_WR(bp, BAR_CSTRORM_INTMEM + CSTORM_STATS_FLAGS_OFFSET(func) + 4, |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4677 | ((u32 *)&stats_flags)[1]); |
| 4678 | |
Yitchak Gertner | 66e855f | 2008-08-13 15:49:05 -0700 | [diff] [blame] | 4679 | REG_WR(bp, BAR_XSTRORM_INTMEM + |
| 4680 | XSTORM_ETH_STATS_QUERY_ADDR_OFFSET(func), |
| 4681 | U64_LO(bnx2x_sp_mapping(bp, fw_stats))); |
| 4682 | REG_WR(bp, BAR_XSTRORM_INTMEM + |
| 4683 | XSTORM_ETH_STATS_QUERY_ADDR_OFFSET(func) + 4, |
| 4684 | U64_HI(bnx2x_sp_mapping(bp, fw_stats))); |
| 4685 | |
| 4686 | REG_WR(bp, BAR_TSTRORM_INTMEM + |
| 4687 | TSTORM_ETH_STATS_QUERY_ADDR_OFFSET(func), |
| 4688 | U64_LO(bnx2x_sp_mapping(bp, fw_stats))); |
| 4689 | REG_WR(bp, BAR_TSTRORM_INTMEM + |
| 4690 | TSTORM_ETH_STATS_QUERY_ADDR_OFFSET(func) + 4, |
| 4691 | U64_HI(bnx2x_sp_mapping(bp, fw_stats))); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 4692 | |
| 4693 | if (CHIP_IS_E1H(bp)) { |
| 4694 | REG_WR8(bp, BAR_XSTRORM_INTMEM + XSTORM_FUNCTION_MODE_OFFSET, |
| 4695 | IS_E1HMF(bp)); |
| 4696 | REG_WR8(bp, BAR_TSTRORM_INTMEM + TSTORM_FUNCTION_MODE_OFFSET, |
| 4697 | IS_E1HMF(bp)); |
| 4698 | REG_WR8(bp, BAR_CSTRORM_INTMEM + CSTORM_FUNCTION_MODE_OFFSET, |
| 4699 | IS_E1HMF(bp)); |
| 4700 | REG_WR8(bp, BAR_USTRORM_INTMEM + USTORM_FUNCTION_MODE_OFFSET, |
| 4701 | IS_E1HMF(bp)); |
| 4702 | |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 4703 | REG_WR16(bp, BAR_XSTRORM_INTMEM + XSTORM_E1HOV_OFFSET(func), |
| 4704 | bp->e1hov); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 4705 | } |
| 4706 | |
Eilon Greenstein | 471de71 | 2008-08-13 15:49:35 -0700 | [diff] [blame] | 4707 | /* Init CQ ring mapping and aggregation size */ |
| 4708 | max_agg_size = min((u32)(bp->rx_buf_use_size + |
| 4709 | 8*BCM_PAGE_SIZE*PAGES_PER_SGE), |
| 4710 | (u32)0xffff); |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 4711 | for_each_queue(bp, i) { |
| 4712 | struct bnx2x_fastpath *fp = &bp->fp[i]; |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 4713 | |
| 4714 | REG_WR(bp, BAR_USTRORM_INTMEM + |
| 4715 | USTORM_CQE_PAGE_BASE_OFFSET(port, FP_CL_ID(fp)), |
| 4716 | U64_LO(fp->rx_comp_mapping)); |
| 4717 | REG_WR(bp, BAR_USTRORM_INTMEM + |
| 4718 | USTORM_CQE_PAGE_BASE_OFFSET(port, FP_CL_ID(fp)) + 4, |
| 4719 | U64_HI(fp->rx_comp_mapping)); |
| 4720 | |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 4721 | REG_WR16(bp, BAR_USTRORM_INTMEM + |
| 4722 | USTORM_MAX_AGG_SIZE_OFFSET(port, FP_CL_ID(fp)), |
| 4723 | max_agg_size); |
| 4724 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4725 | } |
| 4726 | |
Eilon Greenstein | 471de71 | 2008-08-13 15:49:35 -0700 | [diff] [blame] | 4727 | static void bnx2x_init_internal(struct bnx2x *bp, u32 load_code) |
| 4728 | { |
| 4729 | switch (load_code) { |
| 4730 | case FW_MSG_CODE_DRV_LOAD_COMMON: |
| 4731 | bnx2x_init_internal_common(bp); |
| 4732 | /* no break */ |
| 4733 | |
| 4734 | case FW_MSG_CODE_DRV_LOAD_PORT: |
| 4735 | bnx2x_init_internal_port(bp); |
| 4736 | /* no break */ |
| 4737 | |
| 4738 | case FW_MSG_CODE_DRV_LOAD_FUNCTION: |
| 4739 | bnx2x_init_internal_func(bp); |
| 4740 | break; |
| 4741 | |
| 4742 | default: |
| 4743 | BNX2X_ERR("Unknown load_code (0x%x) from MCP\n", load_code); |
| 4744 | break; |
| 4745 | } |
| 4746 | } |
| 4747 | |
| 4748 | static void bnx2x_nic_init(struct bnx2x *bp, u32 load_code) |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4749 | { |
| 4750 | int i; |
| 4751 | |
| 4752 | for_each_queue(bp, i) { |
| 4753 | struct bnx2x_fastpath *fp = &bp->fp[i]; |
| 4754 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 4755 | fp->bp = bp; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4756 | fp->state = BNX2X_FP_STATE_CLOSED; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4757 | fp->index = i; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 4758 | fp->cl_id = BP_L_ID(bp) + i; |
| 4759 | fp->sb_id = fp->cl_id; |
| 4760 | DP(NETIF_MSG_IFUP, |
| 4761 | "bnx2x_init_sb(%p,%p) index %d cl_id %d sb %d\n", |
| 4762 | bp, fp->status_blk, i, FP_CL_ID(fp), FP_SB_ID(fp)); |
Eilon Greenstein | 5c86284 | 2008-08-13 15:51:48 -0700 | [diff] [blame] | 4763 | bnx2x_init_sb(bp, fp->status_blk, fp->status_blk_mapping, |
| 4764 | FP_SB_ID(fp)); |
| 4765 | bnx2x_update_fpsb_idx(fp); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4766 | } |
| 4767 | |
Eilon Greenstein | 5c86284 | 2008-08-13 15:51:48 -0700 | [diff] [blame] | 4768 | bnx2x_init_def_sb(bp, bp->def_status_blk, bp->def_status_blk_mapping, |
| 4769 | DEF_SB_ID); |
| 4770 | bnx2x_update_dsb_idx(bp); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4771 | bnx2x_update_coalesce(bp); |
| 4772 | bnx2x_init_rx_rings(bp); |
| 4773 | bnx2x_init_tx_ring(bp); |
| 4774 | bnx2x_init_sp_ring(bp); |
| 4775 | bnx2x_init_context(bp); |
Eilon Greenstein | 471de71 | 2008-08-13 15:49:35 -0700 | [diff] [blame] | 4776 | bnx2x_init_internal(bp, load_code); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4777 | bnx2x_init_ind_table(bp); |
Eliezer Tamir | 615f8fd | 2008-02-28 11:54:54 -0800 | [diff] [blame] | 4778 | bnx2x_int_enable(bp); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4779 | } |
| 4780 | |
| 4781 | /* end of nic init */ |
| 4782 | |
| 4783 | /* |
| 4784 | * gzip service functions |
| 4785 | */ |
| 4786 | |
| 4787 | static int bnx2x_gunzip_init(struct bnx2x *bp) |
| 4788 | { |
| 4789 | bp->gunzip_buf = pci_alloc_consistent(bp->pdev, FW_BUF_SIZE, |
| 4790 | &bp->gunzip_mapping); |
| 4791 | if (bp->gunzip_buf == NULL) |
| 4792 | goto gunzip_nomem1; |
| 4793 | |
| 4794 | bp->strm = kmalloc(sizeof(*bp->strm), GFP_KERNEL); |
| 4795 | if (bp->strm == NULL) |
| 4796 | goto gunzip_nomem2; |
| 4797 | |
| 4798 | bp->strm->workspace = kmalloc(zlib_inflate_workspacesize(), |
| 4799 | GFP_KERNEL); |
| 4800 | if (bp->strm->workspace == NULL) |
| 4801 | goto gunzip_nomem3; |
| 4802 | |
| 4803 | return 0; |
| 4804 | |
| 4805 | gunzip_nomem3: |
| 4806 | kfree(bp->strm); |
| 4807 | bp->strm = NULL; |
| 4808 | |
| 4809 | gunzip_nomem2: |
| 4810 | pci_free_consistent(bp->pdev, FW_BUF_SIZE, bp->gunzip_buf, |
| 4811 | bp->gunzip_mapping); |
| 4812 | bp->gunzip_buf = NULL; |
| 4813 | |
| 4814 | gunzip_nomem1: |
| 4815 | printk(KERN_ERR PFX "%s: Cannot allocate firmware buffer for" |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 4816 | " un-compression\n", bp->dev->name); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4817 | return -ENOMEM; |
| 4818 | } |
| 4819 | |
| 4820 | static void bnx2x_gunzip_end(struct bnx2x *bp) |
| 4821 | { |
| 4822 | kfree(bp->strm->workspace); |
| 4823 | |
| 4824 | kfree(bp->strm); |
| 4825 | bp->strm = NULL; |
| 4826 | |
| 4827 | if (bp->gunzip_buf) { |
| 4828 | pci_free_consistent(bp->pdev, FW_BUF_SIZE, bp->gunzip_buf, |
| 4829 | bp->gunzip_mapping); |
| 4830 | bp->gunzip_buf = NULL; |
| 4831 | } |
| 4832 | } |
| 4833 | |
| 4834 | static int bnx2x_gunzip(struct bnx2x *bp, u8 *zbuf, int len) |
| 4835 | { |
| 4836 | int n, rc; |
| 4837 | |
| 4838 | /* check gzip header */ |
| 4839 | if ((zbuf[0] != 0x1f) || (zbuf[1] != 0x8b) || (zbuf[2] != Z_DEFLATED)) |
| 4840 | return -EINVAL; |
| 4841 | |
| 4842 | n = 10; |
| 4843 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 4844 | #define FNAME 0x8 |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4845 | |
| 4846 | if (zbuf[3] & FNAME) |
| 4847 | while ((zbuf[n++] != 0) && (n < len)); |
| 4848 | |
| 4849 | bp->strm->next_in = zbuf + n; |
| 4850 | bp->strm->avail_in = len - n; |
| 4851 | bp->strm->next_out = bp->gunzip_buf; |
| 4852 | bp->strm->avail_out = FW_BUF_SIZE; |
| 4853 | |
| 4854 | rc = zlib_inflateInit2(bp->strm, -MAX_WBITS); |
| 4855 | if (rc != Z_OK) |
| 4856 | return rc; |
| 4857 | |
| 4858 | rc = zlib_inflate(bp->strm, Z_FINISH); |
| 4859 | if ((rc != Z_OK) && (rc != Z_STREAM_END)) |
| 4860 | printk(KERN_ERR PFX "%s: Firmware decompression error: %s\n", |
| 4861 | bp->dev->name, bp->strm->msg); |
| 4862 | |
| 4863 | bp->gunzip_outlen = (FW_BUF_SIZE - bp->strm->avail_out); |
| 4864 | if (bp->gunzip_outlen & 0x3) |
| 4865 | printk(KERN_ERR PFX "%s: Firmware decompression error:" |
| 4866 | " gunzip_outlen (%d) not aligned\n", |
| 4867 | bp->dev->name, bp->gunzip_outlen); |
| 4868 | bp->gunzip_outlen >>= 2; |
| 4869 | |
| 4870 | zlib_inflateEnd(bp->strm); |
| 4871 | |
| 4872 | if (rc == Z_STREAM_END) |
| 4873 | return 0; |
| 4874 | |
| 4875 | return rc; |
| 4876 | } |
| 4877 | |
| 4878 | /* nic load/unload */ |
| 4879 | |
| 4880 | /* |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 4881 | * General service functions |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4882 | */ |
| 4883 | |
| 4884 | /* send a NIG loopback debug packet */ |
| 4885 | static void bnx2x_lb_pckt(struct bnx2x *bp) |
| 4886 | { |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4887 | u32 wb_write[3]; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4888 | |
| 4889 | /* Ethernet source and destination addresses */ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4890 | wb_write[0] = 0x55555555; |
| 4891 | wb_write[1] = 0x55555555; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 4892 | wb_write[2] = 0x20; /* SOP */ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4893 | REG_WR_DMAE(bp, NIG_REG_DEBUG_PACKET_LB, wb_write, 3); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4894 | |
| 4895 | /* NON-IP protocol */ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4896 | wb_write[0] = 0x09000000; |
| 4897 | wb_write[1] = 0x55555555; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 4898 | wb_write[2] = 0x10; /* EOP, eop_bvalid = 0 */ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4899 | REG_WR_DMAE(bp, NIG_REG_DEBUG_PACKET_LB, wb_write, 3); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4900 | } |
| 4901 | |
| 4902 | /* some of the internal memories |
| 4903 | * are not directly readable from the driver |
| 4904 | * to test them we send debug packets |
| 4905 | */ |
| 4906 | static int bnx2x_int_mem_test(struct bnx2x *bp) |
| 4907 | { |
| 4908 | int factor; |
| 4909 | int count, i; |
| 4910 | u32 val = 0; |
| 4911 | |
Eilon Greenstein | ad8d394 | 2008-06-23 20:29:02 -0700 | [diff] [blame] | 4912 | if (CHIP_REV_IS_FPGA(bp)) |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4913 | factor = 120; |
Eilon Greenstein | ad8d394 | 2008-06-23 20:29:02 -0700 | [diff] [blame] | 4914 | else if (CHIP_REV_IS_EMUL(bp)) |
| 4915 | factor = 200; |
| 4916 | else |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4917 | factor = 1; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4918 | |
| 4919 | DP(NETIF_MSG_HW, "start part1\n"); |
| 4920 | |
| 4921 | /* Disable inputs of parser neighbor blocks */ |
| 4922 | REG_WR(bp, TSDM_REG_ENABLE_IN1, 0x0); |
| 4923 | REG_WR(bp, TCM_REG_PRS_IFEN, 0x0); |
| 4924 | REG_WR(bp, CFC_REG_DEBUG0, 0x1); |
| 4925 | NIG_WR(NIG_REG_PRS_REQ_IN_EN, 0x0); |
| 4926 | |
| 4927 | /* Write 0 to parser credits for CFC search request */ |
| 4928 | REG_WR(bp, PRS_REG_CFC_SEARCH_INITIAL_CREDIT, 0x0); |
| 4929 | |
| 4930 | /* send Ethernet packet */ |
| 4931 | bnx2x_lb_pckt(bp); |
| 4932 | |
| 4933 | /* TODO do i reset NIG statistic? */ |
| 4934 | /* Wait until NIG register shows 1 packet of size 0x10 */ |
| 4935 | count = 1000 * factor; |
| 4936 | while (count) { |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 4937 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4938 | bnx2x_read_dmae(bp, NIG_REG_STAT2_BRB_OCTET, 2); |
| 4939 | val = *bnx2x_sp(bp, wb_data[0]); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4940 | if (val == 0x10) |
| 4941 | break; |
| 4942 | |
| 4943 | msleep(10); |
| 4944 | count--; |
| 4945 | } |
| 4946 | if (val != 0x10) { |
| 4947 | BNX2X_ERR("NIG timeout val = 0x%x\n", val); |
| 4948 | return -1; |
| 4949 | } |
| 4950 | |
| 4951 | /* Wait until PRS register shows 1 packet */ |
| 4952 | count = 1000 * factor; |
| 4953 | while (count) { |
| 4954 | val = REG_RD(bp, PRS_REG_NUM_OF_PACKETS); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4955 | if (val == 1) |
| 4956 | break; |
| 4957 | |
| 4958 | msleep(10); |
| 4959 | count--; |
| 4960 | } |
| 4961 | if (val != 0x1) { |
| 4962 | BNX2X_ERR("PRS timeout val = 0x%x\n", val); |
| 4963 | return -2; |
| 4964 | } |
| 4965 | |
| 4966 | /* Reset and init BRB, PRS */ |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 4967 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_CLEAR, 0x03); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4968 | msleep(50); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 4969 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_SET, 0x03); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4970 | msleep(50); |
| 4971 | bnx2x_init_block(bp, BRB1_COMMON_START, BRB1_COMMON_END); |
| 4972 | bnx2x_init_block(bp, PRS_COMMON_START, PRS_COMMON_END); |
| 4973 | |
| 4974 | DP(NETIF_MSG_HW, "part2\n"); |
| 4975 | |
| 4976 | /* Disable inputs of parser neighbor blocks */ |
| 4977 | REG_WR(bp, TSDM_REG_ENABLE_IN1, 0x0); |
| 4978 | REG_WR(bp, TCM_REG_PRS_IFEN, 0x0); |
| 4979 | REG_WR(bp, CFC_REG_DEBUG0, 0x1); |
| 4980 | NIG_WR(NIG_REG_PRS_REQ_IN_EN, 0x0); |
| 4981 | |
| 4982 | /* Write 0 to parser credits for CFC search request */ |
| 4983 | REG_WR(bp, PRS_REG_CFC_SEARCH_INITIAL_CREDIT, 0x0); |
| 4984 | |
| 4985 | /* send 10 Ethernet packets */ |
| 4986 | for (i = 0; i < 10; i++) |
| 4987 | bnx2x_lb_pckt(bp); |
| 4988 | |
| 4989 | /* Wait until NIG register shows 10 + 1 |
| 4990 | packets of size 11*0x10 = 0xb0 */ |
| 4991 | count = 1000 * factor; |
| 4992 | while (count) { |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 4993 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4994 | bnx2x_read_dmae(bp, NIG_REG_STAT2_BRB_OCTET, 2); |
| 4995 | val = *bnx2x_sp(bp, wb_data[0]); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 4996 | if (val == 0xb0) |
| 4997 | break; |
| 4998 | |
| 4999 | msleep(10); |
| 5000 | count--; |
| 5001 | } |
| 5002 | if (val != 0xb0) { |
| 5003 | BNX2X_ERR("NIG timeout val = 0x%x\n", val); |
| 5004 | return -3; |
| 5005 | } |
| 5006 | |
| 5007 | /* Wait until PRS register shows 2 packets */ |
| 5008 | val = REG_RD(bp, PRS_REG_NUM_OF_PACKETS); |
| 5009 | if (val != 2) |
| 5010 | BNX2X_ERR("PRS timeout val = 0x%x\n", val); |
| 5011 | |
| 5012 | /* Write 1 to parser credits for CFC search request */ |
| 5013 | REG_WR(bp, PRS_REG_CFC_SEARCH_INITIAL_CREDIT, 0x1); |
| 5014 | |
| 5015 | /* Wait until PRS register shows 3 packets */ |
| 5016 | msleep(10 * factor); |
| 5017 | /* Wait until NIG register shows 1 packet of size 0x10 */ |
| 5018 | val = REG_RD(bp, PRS_REG_NUM_OF_PACKETS); |
| 5019 | if (val != 3) |
| 5020 | BNX2X_ERR("PRS timeout val = 0x%x\n", val); |
| 5021 | |
| 5022 | /* clear NIG EOP FIFO */ |
| 5023 | for (i = 0; i < 11; i++) |
| 5024 | REG_RD(bp, NIG_REG_INGRESS_EOP_LB_FIFO); |
| 5025 | val = REG_RD(bp, NIG_REG_INGRESS_EOP_LB_EMPTY); |
| 5026 | if (val != 1) { |
| 5027 | BNX2X_ERR("clear of NIG failed\n"); |
| 5028 | return -4; |
| 5029 | } |
| 5030 | |
| 5031 | /* Reset and init BRB, PRS, NIG */ |
| 5032 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_CLEAR, 0x03); |
| 5033 | msleep(50); |
| 5034 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_SET, 0x03); |
| 5035 | msleep(50); |
| 5036 | bnx2x_init_block(bp, BRB1_COMMON_START, BRB1_COMMON_END); |
| 5037 | bnx2x_init_block(bp, PRS_COMMON_START, PRS_COMMON_END); |
| 5038 | #ifndef BCM_ISCSI |
| 5039 | /* set NIC mode */ |
| 5040 | REG_WR(bp, PRS_REG_NIC_MODE, 1); |
| 5041 | #endif |
| 5042 | |
| 5043 | /* Enable inputs of parser neighbor blocks */ |
| 5044 | REG_WR(bp, TSDM_REG_ENABLE_IN1, 0x7fffffff); |
| 5045 | REG_WR(bp, TCM_REG_PRS_IFEN, 0x1); |
| 5046 | REG_WR(bp, CFC_REG_DEBUG0, 0x0); |
| 5047 | NIG_WR(NIG_REG_PRS_REQ_IN_EN, 0x1); |
| 5048 | |
| 5049 | DP(NETIF_MSG_HW, "done\n"); |
| 5050 | |
| 5051 | return 0; /* OK */ |
| 5052 | } |
| 5053 | |
| 5054 | static void enable_blocks_attention(struct bnx2x *bp) |
| 5055 | { |
| 5056 | REG_WR(bp, PXP_REG_PXP_INT_MASK_0, 0); |
| 5057 | REG_WR(bp, PXP_REG_PXP_INT_MASK_1, 0); |
| 5058 | REG_WR(bp, DORQ_REG_DORQ_INT_MASK, 0); |
| 5059 | REG_WR(bp, CFC_REG_CFC_INT_MASK, 0); |
| 5060 | REG_WR(bp, QM_REG_QM_INT_MASK, 0); |
| 5061 | REG_WR(bp, TM_REG_TM_INT_MASK, 0); |
| 5062 | REG_WR(bp, XSDM_REG_XSDM_INT_MASK_0, 0); |
| 5063 | REG_WR(bp, XSDM_REG_XSDM_INT_MASK_1, 0); |
| 5064 | REG_WR(bp, XCM_REG_XCM_INT_MASK, 0); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5065 | /* REG_WR(bp, XSEM_REG_XSEM_INT_MASK_0, 0); */ |
| 5066 | /* REG_WR(bp, XSEM_REG_XSEM_INT_MASK_1, 0); */ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5067 | REG_WR(bp, USDM_REG_USDM_INT_MASK_0, 0); |
| 5068 | REG_WR(bp, USDM_REG_USDM_INT_MASK_1, 0); |
| 5069 | REG_WR(bp, UCM_REG_UCM_INT_MASK, 0); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5070 | /* REG_WR(bp, USEM_REG_USEM_INT_MASK_0, 0); */ |
| 5071 | /* REG_WR(bp, USEM_REG_USEM_INT_MASK_1, 0); */ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5072 | REG_WR(bp, GRCBASE_UPB + PB_REG_PB_INT_MASK, 0); |
| 5073 | REG_WR(bp, CSDM_REG_CSDM_INT_MASK_0, 0); |
| 5074 | REG_WR(bp, CSDM_REG_CSDM_INT_MASK_1, 0); |
| 5075 | REG_WR(bp, CCM_REG_CCM_INT_MASK, 0); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5076 | /* REG_WR(bp, CSEM_REG_CSEM_INT_MASK_0, 0); */ |
| 5077 | /* REG_WR(bp, CSEM_REG_CSEM_INT_MASK_1, 0); */ |
| 5078 | if (CHIP_REV_IS_FPGA(bp)) |
| 5079 | REG_WR(bp, PXP2_REG_PXP2_INT_MASK_0, 0x580000); |
| 5080 | else |
| 5081 | REG_WR(bp, PXP2_REG_PXP2_INT_MASK_0, 0x480000); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5082 | REG_WR(bp, TSDM_REG_TSDM_INT_MASK_0, 0); |
| 5083 | REG_WR(bp, TSDM_REG_TSDM_INT_MASK_1, 0); |
| 5084 | REG_WR(bp, TCM_REG_TCM_INT_MASK, 0); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5085 | /* REG_WR(bp, TSEM_REG_TSEM_INT_MASK_0, 0); */ |
| 5086 | /* REG_WR(bp, TSEM_REG_TSEM_INT_MASK_1, 0); */ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5087 | REG_WR(bp, CDU_REG_CDU_INT_MASK, 0); |
| 5088 | REG_WR(bp, DMAE_REG_DMAE_INT_MASK, 0); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5089 | /* REG_WR(bp, MISC_REG_MISC_INT_MASK, 0); */ |
| 5090 | 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] | 5091 | } |
| 5092 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5093 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5094 | static int bnx2x_init_common(struct bnx2x *bp) |
| 5095 | { |
| 5096 | u32 val, i; |
| 5097 | |
| 5098 | DP(BNX2X_MSG_MCP, "starting common init func %d\n", BP_FUNC(bp)); |
| 5099 | |
| 5100 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_SET, 0xffffffff); |
| 5101 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_SET, 0xfffc); |
| 5102 | |
| 5103 | bnx2x_init_block(bp, MISC_COMMON_START, MISC_COMMON_END); |
| 5104 | if (CHIP_IS_E1H(bp)) |
| 5105 | REG_WR(bp, MISC_REG_E1HMF_MODE, IS_E1HMF(bp)); |
| 5106 | |
| 5107 | REG_WR(bp, MISC_REG_LCPLL_CTRL_REG_2, 0x100); |
| 5108 | msleep(30); |
| 5109 | REG_WR(bp, MISC_REG_LCPLL_CTRL_REG_2, 0x0); |
| 5110 | |
| 5111 | bnx2x_init_block(bp, PXP_COMMON_START, PXP_COMMON_END); |
| 5112 | if (CHIP_IS_E1(bp)) { |
| 5113 | /* enable HW interrupt from PXP on USDM overflow |
| 5114 | bit 16 on INT_MASK_0 */ |
| 5115 | REG_WR(bp, PXP_REG_PXP_INT_MASK_0, 0); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5116 | } |
| 5117 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5118 | bnx2x_init_block(bp, PXP2_COMMON_START, PXP2_COMMON_END); |
| 5119 | bnx2x_init_pxp(bp); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5120 | |
| 5121 | #ifdef __BIG_ENDIAN |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5122 | REG_WR(bp, PXP2_REG_RQ_QM_ENDIAN_M, 1); |
| 5123 | REG_WR(bp, PXP2_REG_RQ_TM_ENDIAN_M, 1); |
| 5124 | REG_WR(bp, PXP2_REG_RQ_SRC_ENDIAN_M, 1); |
| 5125 | REG_WR(bp, PXP2_REG_RQ_CDU_ENDIAN_M, 1); |
| 5126 | REG_WR(bp, PXP2_REG_RQ_DBG_ENDIAN_M, 1); |
| 5127 | REG_WR(bp, PXP2_REG_RQ_HC_ENDIAN_M, 1); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5128 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5129 | /* REG_WR(bp, PXP2_REG_RD_PBF_SWAP_MODE, 1); */ |
| 5130 | REG_WR(bp, PXP2_REG_RD_QM_SWAP_MODE, 1); |
| 5131 | REG_WR(bp, PXP2_REG_RD_TM_SWAP_MODE, 1); |
| 5132 | REG_WR(bp, PXP2_REG_RD_SRC_SWAP_MODE, 1); |
| 5133 | REG_WR(bp, PXP2_REG_RD_CDURD_SWAP_MODE, 1); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5134 | #endif |
| 5135 | |
| 5136 | #ifndef BCM_ISCSI |
| 5137 | /* set NIC mode */ |
| 5138 | REG_WR(bp, PRS_REG_NIC_MODE, 1); |
| 5139 | #endif |
| 5140 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5141 | REG_WR(bp, PXP2_REG_RQ_CDU_P_SIZE, 2); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5142 | #ifdef BCM_ISCSI |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5143 | REG_WR(bp, PXP2_REG_RQ_TM_P_SIZE, 5); |
| 5144 | REG_WR(bp, PXP2_REG_RQ_QM_P_SIZE, 5); |
| 5145 | REG_WR(bp, PXP2_REG_RQ_SRC_P_SIZE, 5); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5146 | #endif |
| 5147 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5148 | if (CHIP_REV_IS_FPGA(bp) && CHIP_IS_E1H(bp)) |
| 5149 | REG_WR(bp, PXP2_REG_PGL_TAGS_LIMIT, 0x1); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5150 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5151 | /* let the HW do it's magic ... */ |
| 5152 | msleep(100); |
| 5153 | /* finish PXP init */ |
| 5154 | val = REG_RD(bp, PXP2_REG_RQ_CFG_DONE); |
| 5155 | if (val != 1) { |
| 5156 | BNX2X_ERR("PXP2 CFG failed\n"); |
| 5157 | return -EBUSY; |
| 5158 | } |
| 5159 | val = REG_RD(bp, PXP2_REG_RD_INIT_DONE); |
| 5160 | if (val != 1) { |
| 5161 | BNX2X_ERR("PXP2 RD_INIT failed\n"); |
| 5162 | return -EBUSY; |
| 5163 | } |
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 | REG_WR(bp, PXP2_REG_RQ_DISABLE_INPUTS, 0); |
| 5166 | REG_WR(bp, PXP2_REG_RD_DISABLE_INPUTS, 0); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5167 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5168 | bnx2x_init_block(bp, DMAE_COMMON_START, DMAE_COMMON_END); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5169 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5170 | /* clean the DMAE memory */ |
| 5171 | bp->dmae_ready = 1; |
| 5172 | bnx2x_init_fill(bp, TSEM_REG_PRAM, 0, 8); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5173 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5174 | bnx2x_init_block(bp, TCM_COMMON_START, TCM_COMMON_END); |
| 5175 | bnx2x_init_block(bp, UCM_COMMON_START, UCM_COMMON_END); |
| 5176 | bnx2x_init_block(bp, CCM_COMMON_START, CCM_COMMON_END); |
| 5177 | bnx2x_init_block(bp, XCM_COMMON_START, XCM_COMMON_END); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5178 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5179 | bnx2x_read_dmae(bp, XSEM_REG_PASSIVE_BUFFER, 3); |
| 5180 | bnx2x_read_dmae(bp, CSEM_REG_PASSIVE_BUFFER, 3); |
| 5181 | bnx2x_read_dmae(bp, TSEM_REG_PASSIVE_BUFFER, 3); |
| 5182 | bnx2x_read_dmae(bp, USEM_REG_PASSIVE_BUFFER, 3); |
| 5183 | |
| 5184 | bnx2x_init_block(bp, QM_COMMON_START, QM_COMMON_END); |
| 5185 | /* soft reset pulse */ |
| 5186 | REG_WR(bp, QM_REG_SOFT_RESET, 1); |
| 5187 | REG_WR(bp, QM_REG_SOFT_RESET, 0); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5188 | |
| 5189 | #ifdef BCM_ISCSI |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5190 | bnx2x_init_block(bp, TIMERS_COMMON_START, TIMERS_COMMON_END); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5191 | #endif |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5192 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5193 | bnx2x_init_block(bp, DQ_COMMON_START, DQ_COMMON_END); |
| 5194 | REG_WR(bp, DORQ_REG_DPM_CID_OFST, BCM_PAGE_SHIFT); |
| 5195 | if (!CHIP_REV_IS_SLOW(bp)) { |
| 5196 | /* enable hw interrupt from doorbell Q */ |
| 5197 | REG_WR(bp, DORQ_REG_DORQ_INT_MASK, 0); |
| 5198 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5199 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5200 | bnx2x_init_block(bp, BRB1_COMMON_START, BRB1_COMMON_END); |
| 5201 | if (CHIP_REV_IS_SLOW(bp)) { |
| 5202 | /* fix for emulation and FPGA for no pause */ |
| 5203 | REG_WR(bp, BRB1_REG_PAUSE_HIGH_THRESHOLD_0, 513); |
| 5204 | REG_WR(bp, BRB1_REG_PAUSE_HIGH_THRESHOLD_1, 513); |
| 5205 | REG_WR(bp, BRB1_REG_PAUSE_LOW_THRESHOLD_0, 0); |
| 5206 | REG_WR(bp, BRB1_REG_PAUSE_LOW_THRESHOLD_1, 0); |
| 5207 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5208 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5209 | bnx2x_init_block(bp, PRS_COMMON_START, PRS_COMMON_END); |
| 5210 | if (CHIP_IS_E1H(bp)) |
| 5211 | REG_WR(bp, PRS_REG_E1HOV_MODE, IS_E1HMF(bp)); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5212 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5213 | bnx2x_init_block(bp, TSDM_COMMON_START, TSDM_COMMON_END); |
| 5214 | bnx2x_init_block(bp, CSDM_COMMON_START, CSDM_COMMON_END); |
| 5215 | bnx2x_init_block(bp, USDM_COMMON_START, USDM_COMMON_END); |
| 5216 | bnx2x_init_block(bp, XSDM_COMMON_START, XSDM_COMMON_END); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5217 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5218 | if (CHIP_IS_E1H(bp)) { |
| 5219 | bnx2x_init_fill(bp, TSTORM_INTMEM_ADDR, 0, |
| 5220 | STORM_INTMEM_SIZE_E1H/2); |
| 5221 | bnx2x_init_fill(bp, |
| 5222 | TSTORM_INTMEM_ADDR + STORM_INTMEM_SIZE_E1H/2, |
| 5223 | 0, STORM_INTMEM_SIZE_E1H/2); |
| 5224 | bnx2x_init_fill(bp, CSTORM_INTMEM_ADDR, 0, |
| 5225 | STORM_INTMEM_SIZE_E1H/2); |
| 5226 | bnx2x_init_fill(bp, |
| 5227 | CSTORM_INTMEM_ADDR + STORM_INTMEM_SIZE_E1H/2, |
| 5228 | 0, STORM_INTMEM_SIZE_E1H/2); |
| 5229 | bnx2x_init_fill(bp, XSTORM_INTMEM_ADDR, 0, |
| 5230 | STORM_INTMEM_SIZE_E1H/2); |
| 5231 | bnx2x_init_fill(bp, |
| 5232 | XSTORM_INTMEM_ADDR + STORM_INTMEM_SIZE_E1H/2, |
| 5233 | 0, STORM_INTMEM_SIZE_E1H/2); |
| 5234 | bnx2x_init_fill(bp, USTORM_INTMEM_ADDR, 0, |
| 5235 | STORM_INTMEM_SIZE_E1H/2); |
| 5236 | bnx2x_init_fill(bp, |
| 5237 | USTORM_INTMEM_ADDR + STORM_INTMEM_SIZE_E1H/2, |
| 5238 | 0, STORM_INTMEM_SIZE_E1H/2); |
| 5239 | } else { /* E1 */ |
Eilon Greenstein | ad8d394 | 2008-06-23 20:29:02 -0700 | [diff] [blame] | 5240 | bnx2x_init_fill(bp, TSTORM_INTMEM_ADDR, 0, |
| 5241 | STORM_INTMEM_SIZE_E1); |
| 5242 | bnx2x_init_fill(bp, CSTORM_INTMEM_ADDR, 0, |
| 5243 | STORM_INTMEM_SIZE_E1); |
| 5244 | bnx2x_init_fill(bp, XSTORM_INTMEM_ADDR, 0, |
| 5245 | STORM_INTMEM_SIZE_E1); |
| 5246 | bnx2x_init_fill(bp, USTORM_INTMEM_ADDR, 0, |
| 5247 | STORM_INTMEM_SIZE_E1); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5248 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5249 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5250 | bnx2x_init_block(bp, TSEM_COMMON_START, TSEM_COMMON_END); |
| 5251 | bnx2x_init_block(bp, USEM_COMMON_START, USEM_COMMON_END); |
| 5252 | bnx2x_init_block(bp, CSEM_COMMON_START, CSEM_COMMON_END); |
| 5253 | bnx2x_init_block(bp, XSEM_COMMON_START, XSEM_COMMON_END); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5254 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5255 | /* sync semi rtc */ |
| 5256 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_CLEAR, |
| 5257 | 0x80000000); |
| 5258 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_SET, |
| 5259 | 0x80000000); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5260 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5261 | bnx2x_init_block(bp, UPB_COMMON_START, UPB_COMMON_END); |
| 5262 | bnx2x_init_block(bp, XPB_COMMON_START, XPB_COMMON_END); |
| 5263 | bnx2x_init_block(bp, PBF_COMMON_START, PBF_COMMON_END); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5264 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5265 | REG_WR(bp, SRC_REG_SOFT_RST, 1); |
| 5266 | for (i = SRC_REG_KEYRSS0_0; i <= SRC_REG_KEYRSS1_9; i += 4) { |
| 5267 | REG_WR(bp, i, 0xc0cac01a); |
| 5268 | /* TODO: replace with something meaningful */ |
| 5269 | } |
| 5270 | if (CHIP_IS_E1H(bp)) |
| 5271 | bnx2x_init_block(bp, SRCH_COMMON_START, SRCH_COMMON_END); |
| 5272 | REG_WR(bp, SRC_REG_SOFT_RST, 0); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5273 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5274 | if (sizeof(union cdu_context) != 1024) |
| 5275 | /* we currently assume that a context is 1024 bytes */ |
| 5276 | printk(KERN_ALERT PFX "please adjust the size of" |
| 5277 | " cdu_context(%ld)\n", (long)sizeof(union cdu_context)); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5278 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5279 | bnx2x_init_block(bp, CDU_COMMON_START, CDU_COMMON_END); |
| 5280 | val = (4 << 24) + (0 << 12) + 1024; |
| 5281 | REG_WR(bp, CDU_REG_CDU_GLOBAL_PARAMS, val); |
| 5282 | if (CHIP_IS_E1(bp)) { |
| 5283 | /* !!! fix pxp client crdit until excel update */ |
| 5284 | REG_WR(bp, CDU_REG_CDU_DEBUG, 0x264); |
| 5285 | REG_WR(bp, CDU_REG_CDU_DEBUG, 0); |
| 5286 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5287 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5288 | bnx2x_init_block(bp, CFC_COMMON_START, CFC_COMMON_END); |
| 5289 | REG_WR(bp, CFC_REG_INIT_REG, 0x7FF); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5290 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5291 | bnx2x_init_block(bp, HC_COMMON_START, HC_COMMON_END); |
| 5292 | bnx2x_init_block(bp, MISC_AEU_COMMON_START, MISC_AEU_COMMON_END); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5293 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5294 | /* PXPCS COMMON comes here */ |
| 5295 | /* Reset PCIE errors for debug */ |
| 5296 | REG_WR(bp, 0x2814, 0xffffffff); |
| 5297 | REG_WR(bp, 0x3820, 0xffffffff); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5298 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5299 | /* EMAC0 COMMON comes here */ |
| 5300 | /* EMAC1 COMMON comes here */ |
| 5301 | /* DBU COMMON comes here */ |
| 5302 | /* DBG COMMON comes here */ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5303 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5304 | bnx2x_init_block(bp, NIG_COMMON_START, NIG_COMMON_END); |
| 5305 | if (CHIP_IS_E1H(bp)) { |
| 5306 | REG_WR(bp, NIG_REG_LLH_MF_MODE, IS_E1HMF(bp)); |
| 5307 | REG_WR(bp, NIG_REG_LLH_E1HOV_MODE, IS_E1HMF(bp)); |
| 5308 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5309 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5310 | if (CHIP_REV_IS_SLOW(bp)) |
| 5311 | msleep(200); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5312 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5313 | /* finish CFC init */ |
| 5314 | val = reg_poll(bp, CFC_REG_LL_INIT_DONE, 1, 100, 10); |
| 5315 | if (val != 1) { |
| 5316 | BNX2X_ERR("CFC LL_INIT failed\n"); |
| 5317 | return -EBUSY; |
| 5318 | } |
| 5319 | val = reg_poll(bp, CFC_REG_AC_INIT_DONE, 1, 100, 10); |
| 5320 | if (val != 1) { |
| 5321 | BNX2X_ERR("CFC AC_INIT failed\n"); |
| 5322 | return -EBUSY; |
| 5323 | } |
| 5324 | val = reg_poll(bp, CFC_REG_CAM_INIT_DONE, 1, 100, 10); |
| 5325 | if (val != 1) { |
| 5326 | BNX2X_ERR("CFC CAM_INIT failed\n"); |
| 5327 | return -EBUSY; |
| 5328 | } |
| 5329 | REG_WR(bp, CFC_REG_DEBUG0, 0); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5330 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5331 | /* read NIG statistic |
| 5332 | to see if this is our first up since powerup */ |
| 5333 | bnx2x_read_dmae(bp, NIG_REG_STAT2_BRB_OCTET, 2); |
| 5334 | val = *bnx2x_sp(bp, wb_data[0]); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5335 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5336 | /* do internal memory self test */ |
| 5337 | if ((CHIP_IS_E1(bp)) && (val == 0) && bnx2x_int_mem_test(bp)) { |
| 5338 | BNX2X_ERR("internal mem self test failed\n"); |
| 5339 | return -EBUSY; |
| 5340 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5341 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5342 | switch (bp->common.board & SHARED_HW_CFG_BOARD_TYPE_MASK) { |
| 5343 | case SHARED_HW_CFG_BOARD_TYPE_BCM957710A1022G: |
| 5344 | /* Fan failure is indicated by SPIO 5 */ |
| 5345 | bnx2x_set_spio(bp, MISC_REGISTERS_SPIO_5, |
| 5346 | MISC_REGISTERS_SPIO_INPUT_HI_Z); |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 5347 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5348 | /* set to active low mode */ |
| 5349 | val = REG_RD(bp, MISC_REG_SPIO_INT); |
| 5350 | val |= ((1 << MISC_REGISTERS_SPIO_5) << |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 5351 | MISC_REGISTERS_SPIO_INT_OLD_SET_POS); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5352 | REG_WR(bp, MISC_REG_SPIO_INT, val); |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 5353 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5354 | /* enable interrupt to signal the IGU */ |
| 5355 | val = REG_RD(bp, MISC_REG_SPIO_EVENT_EN); |
| 5356 | val |= (1 << MISC_REGISTERS_SPIO_5); |
| 5357 | REG_WR(bp, MISC_REG_SPIO_EVENT_EN, val); |
| 5358 | break; |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 5359 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5360 | default: |
| 5361 | break; |
| 5362 | } |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 5363 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5364 | /* clear PXP2 attentions */ |
| 5365 | REG_RD(bp, PXP2_REG_PXP2_INT_STS_CLR_0); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5366 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5367 | enable_blocks_attention(bp); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5368 | |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 5369 | if (bp->flags & TPA_ENABLE_FLAG) { |
| 5370 | struct tstorm_eth_tpa_exist tmp = {0}; |
| 5371 | |
| 5372 | tmp.tpa_exist = 1; |
| 5373 | |
| 5374 | REG_WR(bp, BAR_TSTRORM_INTMEM + TSTORM_TPA_EXIST_OFFSET, |
| 5375 | ((u32 *)&tmp)[0]); |
| 5376 | REG_WR(bp, BAR_TSTRORM_INTMEM + TSTORM_TPA_EXIST_OFFSET + 4, |
| 5377 | ((u32 *)&tmp)[1]); |
| 5378 | } |
| 5379 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5380 | return 0; |
| 5381 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5382 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5383 | static int bnx2x_init_port(struct bnx2x *bp) |
| 5384 | { |
| 5385 | int port = BP_PORT(bp); |
| 5386 | u32 val; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5387 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5388 | DP(BNX2X_MSG_MCP, "starting port init port %x\n", port); |
| 5389 | |
| 5390 | REG_WR(bp, NIG_REG_MASK_INTERRUPT_PORT0 + port*4, 0); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5391 | |
| 5392 | /* Port PXP comes here */ |
| 5393 | /* Port PXP2 comes here */ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5394 | #ifdef BCM_ISCSI |
| 5395 | /* Port0 1 |
| 5396 | * Port1 385 */ |
| 5397 | i++; |
| 5398 | wb_write[0] = ONCHIP_ADDR1(bp->timers_mapping); |
| 5399 | wb_write[1] = ONCHIP_ADDR2(bp->timers_mapping); |
| 5400 | REG_WR_DMAE(bp, PXP2_REG_RQ_ONCHIP_AT + i*8, wb_write, 2); |
| 5401 | REG_WR(bp, PXP2_REG_PSWRQ_TM0_L2P + func*4, PXP_ONE_ILT(i)); |
| 5402 | |
| 5403 | /* Port0 2 |
| 5404 | * Port1 386 */ |
| 5405 | i++; |
| 5406 | wb_write[0] = ONCHIP_ADDR1(bp->qm_mapping); |
| 5407 | wb_write[1] = ONCHIP_ADDR2(bp->qm_mapping); |
| 5408 | REG_WR_DMAE(bp, PXP2_REG_RQ_ONCHIP_AT + i*8, wb_write, 2); |
| 5409 | REG_WR(bp, PXP2_REG_PSWRQ_QM0_L2P + func*4, PXP_ONE_ILT(i)); |
| 5410 | |
| 5411 | /* Port0 3 |
| 5412 | * Port1 387 */ |
| 5413 | i++; |
| 5414 | wb_write[0] = ONCHIP_ADDR1(bp->t1_mapping); |
| 5415 | wb_write[1] = ONCHIP_ADDR2(bp->t1_mapping); |
| 5416 | REG_WR_DMAE(bp, PXP2_REG_RQ_ONCHIP_AT + i*8, wb_write, 2); |
| 5417 | REG_WR(bp, PXP2_REG_PSWRQ_SRC0_L2P + func*4, PXP_ONE_ILT(i)); |
| 5418 | #endif |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5419 | /* Port CMs come here */ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5420 | |
| 5421 | /* Port QM comes here */ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5422 | #ifdef BCM_ISCSI |
| 5423 | REG_WR(bp, TM_REG_LIN0_SCAN_TIME + func*4, 1024/64*20); |
| 5424 | REG_WR(bp, TM_REG_LIN0_MAX_ACTIVE_CID + func*4, 31); |
| 5425 | |
| 5426 | bnx2x_init_block(bp, func ? TIMERS_PORT1_START : TIMERS_PORT0_START, |
| 5427 | func ? TIMERS_PORT1_END : TIMERS_PORT0_END); |
| 5428 | #endif |
| 5429 | /* Port DQ comes here */ |
| 5430 | /* Port BRB1 comes here */ |
Eilon Greenstein | ad8d394 | 2008-06-23 20:29:02 -0700 | [diff] [blame] | 5431 | /* Port PRS comes here */ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5432 | /* Port TSDM comes here */ |
| 5433 | /* Port CSDM comes here */ |
| 5434 | /* Port USDM comes here */ |
| 5435 | /* Port XSDM comes here */ |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5436 | bnx2x_init_block(bp, port ? TSEM_PORT1_START : TSEM_PORT0_START, |
| 5437 | port ? TSEM_PORT1_END : TSEM_PORT0_END); |
| 5438 | bnx2x_init_block(bp, port ? USEM_PORT1_START : USEM_PORT0_START, |
| 5439 | port ? USEM_PORT1_END : USEM_PORT0_END); |
| 5440 | bnx2x_init_block(bp, port ? CSEM_PORT1_START : CSEM_PORT0_START, |
| 5441 | port ? CSEM_PORT1_END : CSEM_PORT0_END); |
| 5442 | bnx2x_init_block(bp, port ? XSEM_PORT1_START : XSEM_PORT0_START, |
| 5443 | port ? XSEM_PORT1_END : XSEM_PORT0_END); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5444 | /* Port UPB comes here */ |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5445 | /* Port XPB comes here */ |
| 5446 | |
| 5447 | bnx2x_init_block(bp, port ? PBF_PORT1_START : PBF_PORT0_START, |
| 5448 | port ? PBF_PORT1_END : PBF_PORT0_END); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5449 | |
| 5450 | /* configure PBF to work without PAUSE mtu 9000 */ |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5451 | REG_WR(bp, PBF_REG_P0_PAUSE_ENABLE + port*4, 0); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5452 | |
| 5453 | /* update threshold */ |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5454 | REG_WR(bp, PBF_REG_P0_ARB_THRSH + port*4, (9040/16)); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5455 | /* update init credit */ |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5456 | 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] | 5457 | |
| 5458 | /* probe changes */ |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5459 | REG_WR(bp, PBF_REG_INIT_P0 + port*4, 1); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5460 | msleep(5); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5461 | REG_WR(bp, PBF_REG_INIT_P0 + port*4, 0); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5462 | |
| 5463 | #ifdef BCM_ISCSI |
| 5464 | /* tell the searcher where the T2 table is */ |
| 5465 | REG_WR(bp, SRC_REG_COUNTFREE0 + func*4, 16*1024/64); |
| 5466 | |
| 5467 | wb_write[0] = U64_LO(bp->t2_mapping); |
| 5468 | wb_write[1] = U64_HI(bp->t2_mapping); |
| 5469 | REG_WR_DMAE(bp, SRC_REG_FIRSTFREE0 + func*4, wb_write, 2); |
| 5470 | wb_write[0] = U64_LO((u64)bp->t2_mapping + 16*1024 - 64); |
| 5471 | wb_write[1] = U64_HI((u64)bp->t2_mapping + 16*1024 - 64); |
| 5472 | REG_WR_DMAE(bp, SRC_REG_LASTFREE0 + func*4, wb_write, 2); |
| 5473 | |
| 5474 | REG_WR(bp, SRC_REG_NUMBER_HASH_BITS0 + func*4, 10); |
| 5475 | /* Port SRCH comes here */ |
| 5476 | #endif |
| 5477 | /* Port CDU comes here */ |
| 5478 | /* Port CFC comes here */ |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5479 | |
| 5480 | if (CHIP_IS_E1(bp)) { |
| 5481 | REG_WR(bp, HC_REG_LEADING_EDGE_0 + port*8, 0); |
| 5482 | REG_WR(bp, HC_REG_TRAILING_EDGE_0 + port*8, 0); |
| 5483 | } |
| 5484 | bnx2x_init_block(bp, port ? HC_PORT1_START : HC_PORT0_START, |
| 5485 | port ? HC_PORT1_END : HC_PORT0_END); |
| 5486 | |
| 5487 | bnx2x_init_block(bp, port ? MISC_AEU_PORT1_START : |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5488 | MISC_AEU_PORT0_START, |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5489 | port ? MISC_AEU_PORT1_END : MISC_AEU_PORT0_END); |
| 5490 | /* init aeu_mask_attn_func_0/1: |
| 5491 | * - SF mode: bits 3-7 are masked. only bits 0-2 are in use |
| 5492 | * - MF mode: bit 3 is masked. bits 0-2 are in use as in SF |
| 5493 | * bits 4-7 are used for "per vn group attention" */ |
| 5494 | REG_WR(bp, MISC_REG_AEU_MASK_ATTN_FUNC_0 + port*4, |
| 5495 | (IS_E1HMF(bp) ? 0xF7 : 0x7)); |
| 5496 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5497 | /* Port PXPCS comes here */ |
| 5498 | /* Port EMAC0 comes here */ |
| 5499 | /* Port EMAC1 comes here */ |
| 5500 | /* Port DBU comes here */ |
| 5501 | /* Port DBG comes here */ |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5502 | bnx2x_init_block(bp, port ? NIG_PORT1_START : NIG_PORT0_START, |
| 5503 | port ? NIG_PORT1_END : NIG_PORT0_END); |
| 5504 | |
| 5505 | REG_WR(bp, NIG_REG_XGXS_SERDES0_MODE_SEL + port*4, 1); |
| 5506 | |
| 5507 | if (CHIP_IS_E1H(bp)) { |
| 5508 | u32 wsum; |
| 5509 | struct cmng_struct_per_port m_cmng_port; |
| 5510 | int vn; |
| 5511 | |
| 5512 | /* 0x2 disable e1hov, 0x1 enable */ |
| 5513 | REG_WR(bp, NIG_REG_LLH0_BRB1_DRV_MASK_MF + port*4, |
| 5514 | (IS_E1HMF(bp) ? 0x1 : 0x2)); |
| 5515 | |
| 5516 | /* Init RATE SHAPING and FAIRNESS contexts. |
| 5517 | Initialize as if there is 10G link. */ |
| 5518 | wsum = bnx2x_calc_vn_wsum(bp); |
| 5519 | bnx2x_init_port_minmax(bp, (int)wsum, 10000, &m_cmng_port); |
| 5520 | if (IS_E1HMF(bp)) |
| 5521 | for (vn = VN_0; vn < E1HVN_MAX; vn++) |
| 5522 | bnx2x_init_vn_minmax(bp, 2*vn + port, |
| 5523 | wsum, 10000, &m_cmng_port); |
| 5524 | } |
| 5525 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5526 | /* Port MCP comes here */ |
| 5527 | /* Port DMAE comes here */ |
| 5528 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5529 | switch (bp->common.board & SHARED_HW_CFG_BOARD_TYPE_MASK) { |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 5530 | case SHARED_HW_CFG_BOARD_TYPE_BCM957710A1022G: |
| 5531 | /* add SPIO 5 to group 0 */ |
| 5532 | val = REG_RD(bp, MISC_REG_AEU_ENABLE1_FUNC_0_OUT_0); |
| 5533 | val |= AEU_INPUTS_ATTN_BITS_SPIO5; |
| 5534 | REG_WR(bp, MISC_REG_AEU_ENABLE1_FUNC_0_OUT_0, val); |
| 5535 | break; |
| 5536 | |
| 5537 | default: |
| 5538 | break; |
| 5539 | } |
| 5540 | |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 5541 | bnx2x__link_reset(bp); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5542 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5543 | return 0; |
| 5544 | } |
| 5545 | |
| 5546 | #define ILT_PER_FUNC (768/2) |
| 5547 | #define FUNC_ILT_BASE(func) (func * ILT_PER_FUNC) |
| 5548 | /* the phys address is shifted right 12 bits and has an added |
| 5549 | 1=valid bit added to the 53rd bit |
| 5550 | then since this is a wide register(TM) |
| 5551 | we split it into two 32 bit writes |
| 5552 | */ |
| 5553 | #define ONCHIP_ADDR1(x) ((u32)(((u64)x >> 12) & 0xFFFFFFFF)) |
| 5554 | #define ONCHIP_ADDR2(x) ((u32)((1 << 20) | ((u64)x >> 44))) |
| 5555 | #define PXP_ONE_ILT(x) (((x) << 10) | x) |
| 5556 | #define PXP_ILT_RANGE(f, l) (((l) << 10) | f) |
| 5557 | |
| 5558 | #define CNIC_ILT_LINES 0 |
| 5559 | |
| 5560 | static void bnx2x_ilt_wr(struct bnx2x *bp, u32 index, dma_addr_t addr) |
| 5561 | { |
| 5562 | int reg; |
| 5563 | |
| 5564 | if (CHIP_IS_E1H(bp)) |
| 5565 | reg = PXP2_REG_RQ_ONCHIP_AT_B0 + index*8; |
| 5566 | else /* E1 */ |
| 5567 | reg = PXP2_REG_RQ_ONCHIP_AT + index*8; |
| 5568 | |
| 5569 | bnx2x_wb_wr(bp, reg, ONCHIP_ADDR1(addr), ONCHIP_ADDR2(addr)); |
| 5570 | } |
| 5571 | |
| 5572 | static int bnx2x_init_func(struct bnx2x *bp) |
| 5573 | { |
| 5574 | int port = BP_PORT(bp); |
| 5575 | int func = BP_FUNC(bp); |
| 5576 | int i; |
| 5577 | |
| 5578 | DP(BNX2X_MSG_MCP, "starting func init func %x\n", func); |
| 5579 | |
| 5580 | i = FUNC_ILT_BASE(func); |
| 5581 | |
| 5582 | bnx2x_ilt_wr(bp, i, bnx2x_sp_mapping(bp, context)); |
| 5583 | if (CHIP_IS_E1H(bp)) { |
| 5584 | REG_WR(bp, PXP2_REG_RQ_CDU_FIRST_ILT, i); |
| 5585 | REG_WR(bp, PXP2_REG_RQ_CDU_LAST_ILT, i + CNIC_ILT_LINES); |
| 5586 | } else /* E1 */ |
| 5587 | REG_WR(bp, PXP2_REG_PSWRQ_CDU0_L2P + func*4, |
| 5588 | PXP_ILT_RANGE(i, i + CNIC_ILT_LINES)); |
| 5589 | |
| 5590 | |
| 5591 | if (CHIP_IS_E1H(bp)) { |
| 5592 | for (i = 0; i < 9; i++) |
| 5593 | bnx2x_init_block(bp, |
| 5594 | cm_start[func][i], cm_end[func][i]); |
| 5595 | |
| 5596 | REG_WR(bp, NIG_REG_LLH0_FUNC_EN + port*8, 1); |
| 5597 | REG_WR(bp, NIG_REG_LLH0_FUNC_VLAN_ID + port*8, bp->e1hov); |
| 5598 | } |
| 5599 | |
| 5600 | /* HC init per function */ |
| 5601 | if (CHIP_IS_E1H(bp)) { |
| 5602 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_12 + func*4, 0); |
| 5603 | |
| 5604 | REG_WR(bp, HC_REG_LEADING_EDGE_0 + port*8, 0); |
| 5605 | REG_WR(bp, HC_REG_TRAILING_EDGE_0 + port*8, 0); |
| 5606 | } |
| 5607 | bnx2x_init_block(bp, hc_limits[func][0], hc_limits[func][1]); |
| 5608 | |
| 5609 | if (CHIP_IS_E1H(bp)) |
| 5610 | REG_WR(bp, HC_REG_FUNC_NUM_P0 + port*4, func); |
| 5611 | |
Eliezer Tamir | c14423f | 2008-02-28 11:49:42 -0800 | [diff] [blame] | 5612 | /* Reset PCIE errors for debug */ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5613 | REG_WR(bp, 0x2114, 0xffffffff); |
| 5614 | REG_WR(bp, 0x2120, 0xffffffff); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5615 | |
| 5616 | return 0; |
| 5617 | } |
| 5618 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5619 | static int bnx2x_init_hw(struct bnx2x *bp, u32 load_code) |
| 5620 | { |
| 5621 | int i, rc = 0; |
| 5622 | |
| 5623 | DP(BNX2X_MSG_MCP, "function %d load_code %x\n", |
| 5624 | BP_FUNC(bp), load_code); |
| 5625 | |
| 5626 | bp->dmae_ready = 0; |
| 5627 | mutex_init(&bp->dmae_mutex); |
| 5628 | bnx2x_gunzip_init(bp); |
| 5629 | |
| 5630 | switch (load_code) { |
| 5631 | case FW_MSG_CODE_DRV_LOAD_COMMON: |
| 5632 | rc = bnx2x_init_common(bp); |
| 5633 | if (rc) |
| 5634 | goto init_hw_err; |
| 5635 | /* no break */ |
| 5636 | |
| 5637 | case FW_MSG_CODE_DRV_LOAD_PORT: |
| 5638 | bp->dmae_ready = 1; |
| 5639 | rc = bnx2x_init_port(bp); |
| 5640 | if (rc) |
| 5641 | goto init_hw_err; |
| 5642 | /* no break */ |
| 5643 | |
| 5644 | case FW_MSG_CODE_DRV_LOAD_FUNCTION: |
| 5645 | bp->dmae_ready = 1; |
| 5646 | rc = bnx2x_init_func(bp); |
| 5647 | if (rc) |
| 5648 | goto init_hw_err; |
| 5649 | break; |
| 5650 | |
| 5651 | default: |
| 5652 | BNX2X_ERR("Unknown load_code (0x%x) from MCP\n", load_code); |
| 5653 | break; |
| 5654 | } |
| 5655 | |
| 5656 | if (!BP_NOMCP(bp)) { |
| 5657 | int func = BP_FUNC(bp); |
| 5658 | |
| 5659 | bp->fw_drv_pulse_wr_seq = |
| 5660 | (SHMEM_RD(bp, func_mb[func].drv_pulse_mb) & |
| 5661 | DRV_PULSE_SEQ_MASK); |
| 5662 | bp->func_stx = SHMEM_RD(bp, func_mb[func].fw_mb_param); |
| 5663 | DP(BNX2X_MSG_MCP, "drv_pulse 0x%x func_stx 0x%x\n", |
| 5664 | bp->fw_drv_pulse_wr_seq, bp->func_stx); |
| 5665 | } else |
| 5666 | bp->func_stx = 0; |
| 5667 | |
| 5668 | /* this needs to be done before gunzip end */ |
| 5669 | bnx2x_zero_def_sb(bp); |
| 5670 | for_each_queue(bp, i) |
| 5671 | bnx2x_zero_sb(bp, BP_L_ID(bp) + i); |
| 5672 | |
| 5673 | init_hw_err: |
| 5674 | bnx2x_gunzip_end(bp); |
| 5675 | |
| 5676 | return rc; |
| 5677 | } |
| 5678 | |
Eliezer Tamir | c14423f | 2008-02-28 11:49:42 -0800 | [diff] [blame] | 5679 | /* send the MCP a request, block until there is a reply */ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5680 | static u32 bnx2x_fw_command(struct bnx2x *bp, u32 command) |
| 5681 | { |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5682 | int func = BP_FUNC(bp); |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 5683 | u32 seq = ++bp->fw_seq; |
| 5684 | u32 rc = 0; |
Eilon Greenstein | 19680c4 | 2008-08-13 15:47:33 -0700 | [diff] [blame] | 5685 | u32 cnt = 1; |
| 5686 | u8 delay = CHIP_REV_IS_SLOW(bp) ? 100 : 10; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5687 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5688 | SHMEM_WR(bp, func_mb[func].drv_mb_header, (command | seq)); |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 5689 | DP(BNX2X_MSG_MCP, "wrote command (%x) to FW MB\n", (command | seq)); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5690 | |
Eilon Greenstein | 19680c4 | 2008-08-13 15:47:33 -0700 | [diff] [blame] | 5691 | do { |
| 5692 | /* let the FW do it's magic ... */ |
| 5693 | msleep(delay); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5694 | |
Eilon Greenstein | 19680c4 | 2008-08-13 15:47:33 -0700 | [diff] [blame] | 5695 | rc = SHMEM_RD(bp, func_mb[func].fw_mb_header); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5696 | |
Eilon Greenstein | 19680c4 | 2008-08-13 15:47:33 -0700 | [diff] [blame] | 5697 | /* Give the FW up to 2 second (200*10ms) */ |
| 5698 | } while ((seq != (rc & FW_MSG_SEQ_NUMBER_MASK)) && (cnt++ < 200)); |
| 5699 | |
| 5700 | DP(BNX2X_MSG_MCP, "[after %d ms] read (%x) seq is (%x) from FW MB\n", |
| 5701 | cnt*delay, rc, seq); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5702 | |
| 5703 | /* is this a reply to our command? */ |
| 5704 | if (seq == (rc & FW_MSG_SEQ_NUMBER_MASK)) { |
| 5705 | rc &= FW_MSG_CODE_MASK; |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 5706 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5707 | } else { |
| 5708 | /* FW BUG! */ |
| 5709 | BNX2X_ERR("FW failed to respond!\n"); |
| 5710 | bnx2x_fw_dump(bp); |
| 5711 | rc = 0; |
| 5712 | } |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 5713 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5714 | return rc; |
| 5715 | } |
| 5716 | |
| 5717 | static void bnx2x_free_mem(struct bnx2x *bp) |
| 5718 | { |
| 5719 | |
| 5720 | #define BNX2X_PCI_FREE(x, y, size) \ |
| 5721 | do { \ |
| 5722 | if (x) { \ |
| 5723 | pci_free_consistent(bp->pdev, size, x, y); \ |
| 5724 | x = NULL; \ |
| 5725 | y = 0; \ |
| 5726 | } \ |
| 5727 | } while (0) |
| 5728 | |
| 5729 | #define BNX2X_FREE(x) \ |
| 5730 | do { \ |
| 5731 | if (x) { \ |
| 5732 | vfree(x); \ |
| 5733 | x = NULL; \ |
| 5734 | } \ |
| 5735 | } while (0) |
| 5736 | |
| 5737 | int i; |
| 5738 | |
| 5739 | /* fastpath */ |
| 5740 | for_each_queue(bp, i) { |
| 5741 | |
| 5742 | /* Status blocks */ |
| 5743 | BNX2X_PCI_FREE(bnx2x_fp(bp, i, status_blk), |
| 5744 | bnx2x_fp(bp, i, status_blk_mapping), |
| 5745 | sizeof(struct host_status_block) + |
| 5746 | sizeof(struct eth_tx_db_data)); |
| 5747 | |
| 5748 | /* fast path rings: tx_buf tx_desc rx_buf rx_desc rx_comp */ |
| 5749 | BNX2X_FREE(bnx2x_fp(bp, i, tx_buf_ring)); |
| 5750 | BNX2X_PCI_FREE(bnx2x_fp(bp, i, tx_desc_ring), |
| 5751 | bnx2x_fp(bp, i, tx_desc_mapping), |
| 5752 | sizeof(struct eth_tx_bd) * NUM_TX_BD); |
| 5753 | |
| 5754 | BNX2X_FREE(bnx2x_fp(bp, i, rx_buf_ring)); |
| 5755 | BNX2X_PCI_FREE(bnx2x_fp(bp, i, rx_desc_ring), |
| 5756 | bnx2x_fp(bp, i, rx_desc_mapping), |
| 5757 | sizeof(struct eth_rx_bd) * NUM_RX_BD); |
| 5758 | |
| 5759 | BNX2X_PCI_FREE(bnx2x_fp(bp, i, rx_comp_ring), |
| 5760 | bnx2x_fp(bp, i, rx_comp_mapping), |
| 5761 | sizeof(struct eth_fast_path_rx_cqe) * |
| 5762 | NUM_RCQ_BD); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5763 | |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 5764 | /* SGE ring */ |
Eilon Greenstein | 3262623 | 2008-08-13 15:51:07 -0700 | [diff] [blame] | 5765 | BNX2X_FREE(bnx2x_fp(bp, i, rx_page_ring)); |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 5766 | BNX2X_PCI_FREE(bnx2x_fp(bp, i, rx_sge_ring), |
| 5767 | bnx2x_fp(bp, i, rx_sge_mapping), |
| 5768 | BCM_PAGE_SIZE * NUM_RX_SGE_PAGES); |
| 5769 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5770 | /* end of fastpath */ |
| 5771 | |
| 5772 | BNX2X_PCI_FREE(bp->def_status_blk, bp->def_status_blk_mapping, |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5773 | sizeof(struct host_def_status_block)); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5774 | |
| 5775 | BNX2X_PCI_FREE(bp->slowpath, bp->slowpath_mapping, |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5776 | sizeof(struct bnx2x_slowpath)); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5777 | |
| 5778 | #ifdef BCM_ISCSI |
| 5779 | BNX2X_PCI_FREE(bp->t1, bp->t1_mapping, 64*1024); |
| 5780 | BNX2X_PCI_FREE(bp->t2, bp->t2_mapping, 16*1024); |
| 5781 | BNX2X_PCI_FREE(bp->timers, bp->timers_mapping, 8*1024); |
| 5782 | BNX2X_PCI_FREE(bp->qm, bp->qm_mapping, 128*1024); |
| 5783 | #endif |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 5784 | BNX2X_PCI_FREE(bp->spq, bp->spq_mapping, BCM_PAGE_SIZE); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5785 | |
| 5786 | #undef BNX2X_PCI_FREE |
| 5787 | #undef BNX2X_KFREE |
| 5788 | } |
| 5789 | |
| 5790 | static int bnx2x_alloc_mem(struct bnx2x *bp) |
| 5791 | { |
| 5792 | |
| 5793 | #define BNX2X_PCI_ALLOC(x, y, size) \ |
| 5794 | do { \ |
| 5795 | x = pci_alloc_consistent(bp->pdev, size, y); \ |
| 5796 | if (x == NULL) \ |
| 5797 | goto alloc_mem_err; \ |
| 5798 | memset(x, 0, size); \ |
| 5799 | } while (0) |
| 5800 | |
| 5801 | #define BNX2X_ALLOC(x, size) \ |
| 5802 | do { \ |
| 5803 | x = vmalloc(size); \ |
| 5804 | if (x == NULL) \ |
| 5805 | goto alloc_mem_err; \ |
| 5806 | memset(x, 0, size); \ |
| 5807 | } while (0) |
| 5808 | |
| 5809 | int i; |
| 5810 | |
| 5811 | /* fastpath */ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5812 | for_each_queue(bp, i) { |
| 5813 | bnx2x_fp(bp, i, bp) = bp; |
| 5814 | |
| 5815 | /* Status blocks */ |
| 5816 | BNX2X_PCI_ALLOC(bnx2x_fp(bp, i, status_blk), |
| 5817 | &bnx2x_fp(bp, i, status_blk_mapping), |
| 5818 | sizeof(struct host_status_block) + |
| 5819 | sizeof(struct eth_tx_db_data)); |
| 5820 | |
| 5821 | bnx2x_fp(bp, i, hw_tx_prods) = |
| 5822 | (void *)(bnx2x_fp(bp, i, status_blk) + 1); |
| 5823 | |
| 5824 | bnx2x_fp(bp, i, tx_prods_mapping) = |
| 5825 | bnx2x_fp(bp, i, status_blk_mapping) + |
| 5826 | sizeof(struct host_status_block); |
| 5827 | |
| 5828 | /* fast path rings: tx_buf tx_desc rx_buf rx_desc rx_comp */ |
| 5829 | BNX2X_ALLOC(bnx2x_fp(bp, i, tx_buf_ring), |
| 5830 | sizeof(struct sw_tx_bd) * NUM_TX_BD); |
| 5831 | BNX2X_PCI_ALLOC(bnx2x_fp(bp, i, tx_desc_ring), |
| 5832 | &bnx2x_fp(bp, i, tx_desc_mapping), |
| 5833 | sizeof(struct eth_tx_bd) * NUM_TX_BD); |
| 5834 | |
| 5835 | BNX2X_ALLOC(bnx2x_fp(bp, i, rx_buf_ring), |
| 5836 | sizeof(struct sw_rx_bd) * NUM_RX_BD); |
| 5837 | BNX2X_PCI_ALLOC(bnx2x_fp(bp, i, rx_desc_ring), |
| 5838 | &bnx2x_fp(bp, i, rx_desc_mapping), |
| 5839 | sizeof(struct eth_rx_bd) * NUM_RX_BD); |
| 5840 | |
| 5841 | BNX2X_PCI_ALLOC(bnx2x_fp(bp, i, rx_comp_ring), |
| 5842 | &bnx2x_fp(bp, i, rx_comp_mapping), |
| 5843 | sizeof(struct eth_fast_path_rx_cqe) * |
| 5844 | NUM_RCQ_BD); |
| 5845 | |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 5846 | /* SGE ring */ |
| 5847 | BNX2X_ALLOC(bnx2x_fp(bp, i, rx_page_ring), |
| 5848 | sizeof(struct sw_rx_page) * NUM_RX_SGE); |
| 5849 | BNX2X_PCI_ALLOC(bnx2x_fp(bp, i, rx_sge_ring), |
| 5850 | &bnx2x_fp(bp, i, rx_sge_mapping), |
| 5851 | BCM_PAGE_SIZE * NUM_RX_SGE_PAGES); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5852 | } |
| 5853 | /* end of fastpath */ |
| 5854 | |
| 5855 | BNX2X_PCI_ALLOC(bp->def_status_blk, &bp->def_status_blk_mapping, |
| 5856 | sizeof(struct host_def_status_block)); |
| 5857 | |
| 5858 | BNX2X_PCI_ALLOC(bp->slowpath, &bp->slowpath_mapping, |
| 5859 | sizeof(struct bnx2x_slowpath)); |
| 5860 | |
| 5861 | #ifdef BCM_ISCSI |
| 5862 | BNX2X_PCI_ALLOC(bp->t1, &bp->t1_mapping, 64*1024); |
| 5863 | |
| 5864 | /* Initialize T1 */ |
| 5865 | for (i = 0; i < 64*1024; i += 64) { |
| 5866 | *(u64 *)((char *)bp->t1 + i + 56) = 0x0UL; |
| 5867 | *(u64 *)((char *)bp->t1 + i + 3) = 0x0UL; |
| 5868 | } |
| 5869 | |
| 5870 | /* allocate searcher T2 table |
| 5871 | we allocate 1/4 of alloc num for T2 |
| 5872 | (which is not entered into the ILT) */ |
| 5873 | BNX2X_PCI_ALLOC(bp->t2, &bp->t2_mapping, 16*1024); |
| 5874 | |
| 5875 | /* Initialize T2 */ |
| 5876 | for (i = 0; i < 16*1024; i += 64) |
| 5877 | * (u64 *)((char *)bp->t2 + i + 56) = bp->t2_mapping + i + 64; |
| 5878 | |
Eliezer Tamir | c14423f | 2008-02-28 11:49:42 -0800 | [diff] [blame] | 5879 | /* now fixup the last line in the block to point to the next block */ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5880 | *(u64 *)((char *)bp->t2 + 1024*16-8) = bp->t2_mapping; |
| 5881 | |
| 5882 | /* Timer block array (MAX_CONN*8) phys uncached for now 1024 conns */ |
| 5883 | BNX2X_PCI_ALLOC(bp->timers, &bp->timers_mapping, 8*1024); |
| 5884 | |
| 5885 | /* QM queues (128*MAX_CONN) */ |
| 5886 | BNX2X_PCI_ALLOC(bp->qm, &bp->qm_mapping, 128*1024); |
| 5887 | #endif |
| 5888 | |
| 5889 | /* Slow path ring */ |
| 5890 | BNX2X_PCI_ALLOC(bp->spq, &bp->spq_mapping, BCM_PAGE_SIZE); |
| 5891 | |
| 5892 | return 0; |
| 5893 | |
| 5894 | alloc_mem_err: |
| 5895 | bnx2x_free_mem(bp); |
| 5896 | return -ENOMEM; |
| 5897 | |
| 5898 | #undef BNX2X_PCI_ALLOC |
| 5899 | #undef BNX2X_ALLOC |
| 5900 | } |
| 5901 | |
| 5902 | static void bnx2x_free_tx_skbs(struct bnx2x *bp) |
| 5903 | { |
| 5904 | int i; |
| 5905 | |
| 5906 | for_each_queue(bp, i) { |
| 5907 | struct bnx2x_fastpath *fp = &bp->fp[i]; |
| 5908 | |
| 5909 | u16 bd_cons = fp->tx_bd_cons; |
| 5910 | u16 sw_prod = fp->tx_pkt_prod; |
| 5911 | u16 sw_cons = fp->tx_pkt_cons; |
| 5912 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5913 | while (sw_cons != sw_prod) { |
| 5914 | bd_cons = bnx2x_free_tx_pkt(bp, fp, TX_BD(sw_cons)); |
| 5915 | sw_cons++; |
| 5916 | } |
| 5917 | } |
| 5918 | } |
| 5919 | |
| 5920 | static void bnx2x_free_rx_skbs(struct bnx2x *bp) |
| 5921 | { |
| 5922 | int i, j; |
| 5923 | |
| 5924 | for_each_queue(bp, j) { |
| 5925 | struct bnx2x_fastpath *fp = &bp->fp[j]; |
| 5926 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5927 | for (i = 0; i < NUM_RX_BD; i++) { |
| 5928 | struct sw_rx_bd *rx_buf = &fp->rx_buf_ring[i]; |
| 5929 | struct sk_buff *skb = rx_buf->skb; |
| 5930 | |
| 5931 | if (skb == NULL) |
| 5932 | continue; |
| 5933 | |
| 5934 | pci_unmap_single(bp->pdev, |
| 5935 | pci_unmap_addr(rx_buf, mapping), |
| 5936 | bp->rx_buf_use_size, |
| 5937 | PCI_DMA_FROMDEVICE); |
| 5938 | |
| 5939 | rx_buf->skb = NULL; |
| 5940 | dev_kfree_skb(skb); |
| 5941 | } |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 5942 | if (!fp->disable_tpa) |
Eilon Greenstein | 3262623 | 2008-08-13 15:51:07 -0700 | [diff] [blame] | 5943 | bnx2x_free_tpa_pool(bp, fp, CHIP_IS_E1(bp) ? |
| 5944 | ETH_MAX_AGGREGATION_QUEUES_E1 : |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 5945 | ETH_MAX_AGGREGATION_QUEUES_E1H); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5946 | } |
| 5947 | } |
| 5948 | |
| 5949 | static void bnx2x_free_skbs(struct bnx2x *bp) |
| 5950 | { |
| 5951 | bnx2x_free_tx_skbs(bp); |
| 5952 | bnx2x_free_rx_skbs(bp); |
| 5953 | } |
| 5954 | |
| 5955 | static void bnx2x_free_msix_irqs(struct bnx2x *bp) |
| 5956 | { |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5957 | int i, offset = 1; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5958 | |
| 5959 | free_irq(bp->msix_table[0].vector, bp->dev); |
Eliezer Tamir | c14423f | 2008-02-28 11:49:42 -0800 | [diff] [blame] | 5960 | DP(NETIF_MSG_IFDOWN, "released sp irq (%d)\n", |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5961 | bp->msix_table[0].vector); |
| 5962 | |
| 5963 | for_each_queue(bp, i) { |
Eliezer Tamir | c14423f | 2008-02-28 11:49:42 -0800 | [diff] [blame] | 5964 | DP(NETIF_MSG_IFDOWN, "about to release fp #%d->%d irq " |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5965 | "state %x\n", i, bp->msix_table[i + offset].vector, |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5966 | bnx2x_fp(bp, i, state)); |
| 5967 | |
Eliezer Tamir | 228241e | 2008-02-28 11:56:57 -0800 | [diff] [blame] | 5968 | if (bnx2x_fp(bp, i, state) != BNX2X_FP_STATE_CLOSED) |
| 5969 | BNX2X_ERR("IRQ of fp #%d being freed while " |
| 5970 | "state != closed\n", i); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5971 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5972 | free_irq(bp->msix_table[i + offset].vector, &bp->fp[i]); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5973 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5974 | } |
| 5975 | |
| 5976 | static void bnx2x_free_irq(struct bnx2x *bp) |
| 5977 | { |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5978 | if (bp->flags & USING_MSIX_FLAG) { |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5979 | bnx2x_free_msix_irqs(bp); |
| 5980 | pci_disable_msix(bp->pdev); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5981 | bp->flags &= ~USING_MSIX_FLAG; |
| 5982 | |
| 5983 | } else |
| 5984 | free_irq(bp->pdev->irq, bp->dev); |
| 5985 | } |
| 5986 | |
| 5987 | static int bnx2x_enable_msix(struct bnx2x *bp) |
| 5988 | { |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5989 | int i, rc, offset; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5990 | |
| 5991 | bp->msix_table[0].entry = 0; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5992 | offset = 1; |
| 5993 | DP(NETIF_MSG_IFUP, "msix_table[0].entry = 0 (slowpath)\n"); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5994 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5995 | for_each_queue(bp, i) { |
| 5996 | int igu_vec = offset + i + BP_L_ID(bp); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 5997 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5998 | bp->msix_table[i + offset].entry = igu_vec; |
| 5999 | DP(NETIF_MSG_IFUP, "msix_table[%d].entry = %d " |
| 6000 | "(fastpath #%u)\n", i + offset, igu_vec, i); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6001 | } |
| 6002 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6003 | rc = pci_enable_msix(bp->pdev, &bp->msix_table[0], |
| 6004 | bp->num_queues + offset); |
| 6005 | if (rc) { |
| 6006 | DP(NETIF_MSG_IFUP, "MSI-X is not attainable\n"); |
| 6007 | return -1; |
| 6008 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6009 | bp->flags |= USING_MSIX_FLAG; |
| 6010 | |
| 6011 | return 0; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6012 | } |
| 6013 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6014 | static int bnx2x_req_msix_irqs(struct bnx2x *bp) |
| 6015 | { |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6016 | int i, rc, offset = 1; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6017 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6018 | rc = request_irq(bp->msix_table[0].vector, bnx2x_msix_sp_int, 0, |
| 6019 | bp->dev->name, bp->dev); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6020 | if (rc) { |
| 6021 | BNX2X_ERR("request sp irq failed\n"); |
| 6022 | return -EBUSY; |
| 6023 | } |
| 6024 | |
| 6025 | for_each_queue(bp, i) { |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6026 | rc = request_irq(bp->msix_table[i + offset].vector, |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6027 | bnx2x_msix_fp_int, 0, |
| 6028 | bp->dev->name, &bp->fp[i]); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6029 | if (rc) { |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6030 | BNX2X_ERR("request fp #%d irq failed rc %d\n", |
| 6031 | i + offset, rc); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6032 | bnx2x_free_msix_irqs(bp); |
| 6033 | return -EBUSY; |
| 6034 | } |
| 6035 | |
| 6036 | bnx2x_fp(bp, i, state) = BNX2X_FP_STATE_IRQ; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6037 | } |
| 6038 | |
| 6039 | return 0; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6040 | } |
| 6041 | |
| 6042 | static int bnx2x_req_irq(struct bnx2x *bp) |
| 6043 | { |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6044 | int rc; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6045 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6046 | rc = request_irq(bp->pdev->irq, bnx2x_interrupt, IRQF_SHARED, |
| 6047 | bp->dev->name, bp->dev); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6048 | if (!rc) |
| 6049 | bnx2x_fp(bp, 0, state) = BNX2X_FP_STATE_IRQ; |
| 6050 | |
| 6051 | return rc; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6052 | } |
| 6053 | |
| 6054 | /* |
| 6055 | * Init service functions |
| 6056 | */ |
| 6057 | |
Yitchak Gertner | 3101c2b | 2008-08-13 15:52:28 -0700 | [diff] [blame] | 6058 | static void bnx2x_set_mac_addr_e1(struct bnx2x *bp, int set) |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6059 | { |
| 6060 | struct mac_configuration_cmd *config = bnx2x_sp(bp, mac_config); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6061 | int port = BP_PORT(bp); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6062 | |
| 6063 | /* CAM allocation |
| 6064 | * unicasts 0-31:port0 32-63:port1 |
| 6065 | * multicast 64-127:port0 128-191:port1 |
| 6066 | */ |
| 6067 | config->hdr.length_6b = 2; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6068 | config->hdr.offset = port ? 31 : 0; |
| 6069 | config->hdr.client_id = BP_CL_ID(bp); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6070 | config->hdr.reserved1 = 0; |
| 6071 | |
| 6072 | /* primary MAC */ |
| 6073 | config->config_table[0].cam_entry.msb_mac_addr = |
| 6074 | swab16(*(u16 *)&bp->dev->dev_addr[0]); |
| 6075 | config->config_table[0].cam_entry.middle_mac_addr = |
| 6076 | swab16(*(u16 *)&bp->dev->dev_addr[2]); |
| 6077 | config->config_table[0].cam_entry.lsb_mac_addr = |
| 6078 | swab16(*(u16 *)&bp->dev->dev_addr[4]); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6079 | config->config_table[0].cam_entry.flags = cpu_to_le16(port); |
Yitchak Gertner | 3101c2b | 2008-08-13 15:52:28 -0700 | [diff] [blame] | 6080 | if (set) |
| 6081 | config->config_table[0].target_table_entry.flags = 0; |
| 6082 | else |
| 6083 | CAM_INVALIDATE(config->config_table[0]); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6084 | config->config_table[0].target_table_entry.client_id = 0; |
| 6085 | config->config_table[0].target_table_entry.vlan_id = 0; |
| 6086 | |
Yitchak Gertner | 3101c2b | 2008-08-13 15:52:28 -0700 | [diff] [blame] | 6087 | DP(NETIF_MSG_IFUP, "%s MAC (%04x:%04x:%04x)\n", |
| 6088 | (set ? "setting" : "clearing"), |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6089 | config->config_table[0].cam_entry.msb_mac_addr, |
| 6090 | config->config_table[0].cam_entry.middle_mac_addr, |
| 6091 | config->config_table[0].cam_entry.lsb_mac_addr); |
| 6092 | |
| 6093 | /* broadcast */ |
| 6094 | config->config_table[1].cam_entry.msb_mac_addr = 0xffff; |
| 6095 | config->config_table[1].cam_entry.middle_mac_addr = 0xffff; |
| 6096 | config->config_table[1].cam_entry.lsb_mac_addr = 0xffff; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6097 | config->config_table[1].cam_entry.flags = cpu_to_le16(port); |
Yitchak Gertner | 3101c2b | 2008-08-13 15:52:28 -0700 | [diff] [blame] | 6098 | if (set) |
| 6099 | config->config_table[1].target_table_entry.flags = |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6100 | TSTORM_CAM_TARGET_TABLE_ENTRY_BROADCAST; |
Yitchak Gertner | 3101c2b | 2008-08-13 15:52:28 -0700 | [diff] [blame] | 6101 | else |
| 6102 | CAM_INVALIDATE(config->config_table[1]); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6103 | config->config_table[1].target_table_entry.client_id = 0; |
| 6104 | config->config_table[1].target_table_entry.vlan_id = 0; |
| 6105 | |
| 6106 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_SET_MAC, 0, |
| 6107 | U64_HI(bnx2x_sp_mapping(bp, mac_config)), |
| 6108 | U64_LO(bnx2x_sp_mapping(bp, mac_config)), 0); |
| 6109 | } |
| 6110 | |
Yitchak Gertner | 3101c2b | 2008-08-13 15:52:28 -0700 | [diff] [blame] | 6111 | static void bnx2x_set_mac_addr_e1h(struct bnx2x *bp, int set) |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6112 | { |
| 6113 | struct mac_configuration_cmd_e1h *config = |
| 6114 | (struct mac_configuration_cmd_e1h *)bnx2x_sp(bp, mac_config); |
| 6115 | |
Yitchak Gertner | 3101c2b | 2008-08-13 15:52:28 -0700 | [diff] [blame] | 6116 | if (set && (bp->state != BNX2X_STATE_OPEN)) { |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6117 | DP(NETIF_MSG_IFUP, "state is %x, returning\n", bp->state); |
| 6118 | return; |
| 6119 | } |
| 6120 | |
| 6121 | /* CAM allocation for E1H |
| 6122 | * unicasts: by func number |
| 6123 | * multicast: 20+FUNC*20, 20 each |
| 6124 | */ |
| 6125 | config->hdr.length_6b = 1; |
| 6126 | config->hdr.offset = BP_FUNC(bp); |
| 6127 | config->hdr.client_id = BP_CL_ID(bp); |
| 6128 | config->hdr.reserved1 = 0; |
| 6129 | |
| 6130 | /* primary MAC */ |
| 6131 | config->config_table[0].msb_mac_addr = |
| 6132 | swab16(*(u16 *)&bp->dev->dev_addr[0]); |
| 6133 | config->config_table[0].middle_mac_addr = |
| 6134 | swab16(*(u16 *)&bp->dev->dev_addr[2]); |
| 6135 | config->config_table[0].lsb_mac_addr = |
| 6136 | swab16(*(u16 *)&bp->dev->dev_addr[4]); |
| 6137 | config->config_table[0].client_id = BP_L_ID(bp); |
| 6138 | config->config_table[0].vlan_id = 0; |
| 6139 | config->config_table[0].e1hov_id = cpu_to_le16(bp->e1hov); |
Yitchak Gertner | 3101c2b | 2008-08-13 15:52:28 -0700 | [diff] [blame] | 6140 | if (set) |
| 6141 | config->config_table[0].flags = BP_PORT(bp); |
| 6142 | else |
| 6143 | config->config_table[0].flags = |
| 6144 | MAC_CONFIGURATION_ENTRY_E1H_ACTION_TYPE; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6145 | |
Yitchak Gertner | 3101c2b | 2008-08-13 15:52:28 -0700 | [diff] [blame] | 6146 | DP(NETIF_MSG_IFUP, "%s MAC (%04x:%04x:%04x) E1HOV %d CLID %d\n", |
| 6147 | (set ? "setting" : "clearing"), |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6148 | config->config_table[0].msb_mac_addr, |
| 6149 | config->config_table[0].middle_mac_addr, |
| 6150 | config->config_table[0].lsb_mac_addr, bp->e1hov, BP_L_ID(bp)); |
| 6151 | |
| 6152 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_SET_MAC, 0, |
| 6153 | U64_HI(bnx2x_sp_mapping(bp, mac_config)), |
| 6154 | U64_LO(bnx2x_sp_mapping(bp, mac_config)), 0); |
| 6155 | } |
| 6156 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6157 | static int bnx2x_wait_ramrod(struct bnx2x *bp, int state, int idx, |
| 6158 | int *state_p, int poll) |
| 6159 | { |
| 6160 | /* can take a while if any port is running */ |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6161 | int cnt = 500; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6162 | |
Eliezer Tamir | c14423f | 2008-02-28 11:49:42 -0800 | [diff] [blame] | 6163 | DP(NETIF_MSG_IFUP, "%s for state to become %x on IDX [%d]\n", |
| 6164 | poll ? "polling" : "waiting", state, idx); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6165 | |
| 6166 | might_sleep(); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6167 | while (cnt--) { |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6168 | if (poll) { |
| 6169 | bnx2x_rx_int(bp->fp, 10); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6170 | /* if index is different from 0 |
| 6171 | * the reply for some commands will |
Yitchak Gertner | 3101c2b | 2008-08-13 15:52:28 -0700 | [diff] [blame] | 6172 | * be on the non default queue |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6173 | */ |
| 6174 | if (idx) |
| 6175 | bnx2x_rx_int(&bp->fp[idx], 10); |
| 6176 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6177 | |
Yitchak Gertner | 3101c2b | 2008-08-13 15:52:28 -0700 | [diff] [blame] | 6178 | mb(); /* state is changed by bnx2x_sp_event() */ |
Eliezer Tamir | 49d6677 | 2008-02-28 11:53:13 -0800 | [diff] [blame] | 6179 | if (*state_p == state) |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6180 | return 0; |
| 6181 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6182 | msleep(1); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6183 | } |
| 6184 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6185 | /* timeout! */ |
Eliezer Tamir | 49d6677 | 2008-02-28 11:53:13 -0800 | [diff] [blame] | 6186 | BNX2X_ERR("timeout %s for state %x on IDX [%d]\n", |
| 6187 | poll ? "polling" : "waiting", state, idx); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6188 | #ifdef BNX2X_STOP_ON_ERROR |
| 6189 | bnx2x_panic(); |
| 6190 | #endif |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6191 | |
Eliezer Tamir | 49d6677 | 2008-02-28 11:53:13 -0800 | [diff] [blame] | 6192 | return -EBUSY; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6193 | } |
| 6194 | |
| 6195 | static int bnx2x_setup_leading(struct bnx2x *bp) |
| 6196 | { |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6197 | int rc; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6198 | |
Eliezer Tamir | c14423f | 2008-02-28 11:49:42 -0800 | [diff] [blame] | 6199 | /* reset IGU state */ |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6200 | 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] | 6201 | |
| 6202 | /* SETUP ramrod */ |
| 6203 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_PORT_SETUP, 0, 0, 0, 0); |
| 6204 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6205 | /* Wait for completion */ |
| 6206 | rc = bnx2x_wait_ramrod(bp, BNX2X_STATE_OPEN, 0, &(bp->state), 0); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6207 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6208 | return rc; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6209 | } |
| 6210 | |
| 6211 | static int bnx2x_setup_multi(struct bnx2x *bp, int index) |
| 6212 | { |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6213 | /* reset IGU state */ |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6214 | bnx2x_ack_sb(bp, bp->fp[index].sb_id, CSTORM_ID, 0, IGU_INT_ENABLE, 0); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6215 | |
Eliezer Tamir | 228241e | 2008-02-28 11:56:57 -0800 | [diff] [blame] | 6216 | /* SETUP ramrod */ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6217 | bp->fp[index].state = BNX2X_FP_STATE_OPENING; |
| 6218 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_CLIENT_SETUP, index, 0, index, 0); |
| 6219 | |
| 6220 | /* Wait for completion */ |
| 6221 | return bnx2x_wait_ramrod(bp, BNX2X_FP_STATE_OPEN, index, |
Eliezer Tamir | 228241e | 2008-02-28 11:56:57 -0800 | [diff] [blame] | 6222 | &(bp->fp[index].state), 0); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6223 | } |
| 6224 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6225 | static int bnx2x_poll(struct napi_struct *napi, int budget); |
| 6226 | static void bnx2x_set_rx_mode(struct net_device *dev); |
| 6227 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6228 | /* must be called with rtnl_lock */ |
| 6229 | static int bnx2x_nic_load(struct bnx2x *bp, int load_mode) |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6230 | { |
Eliezer Tamir | 228241e | 2008-02-28 11:56:57 -0800 | [diff] [blame] | 6231 | u32 load_code; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6232 | int i, rc; |
| 6233 | |
| 6234 | #ifdef BNX2X_STOP_ON_ERROR |
| 6235 | if (unlikely(bp->panic)) |
| 6236 | return -EPERM; |
| 6237 | #endif |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6238 | |
| 6239 | bp->state = BNX2X_STATE_OPENING_WAIT4_LOAD; |
| 6240 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6241 | /* Send LOAD_REQUEST command to MCP |
| 6242 | Returns the type of LOAD command: |
| 6243 | if it is the first port to be initialized |
| 6244 | common blocks should be initialized, otherwise - not |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6245 | */ |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6246 | if (!BP_NOMCP(bp)) { |
Eliezer Tamir | 228241e | 2008-02-28 11:56:57 -0800 | [diff] [blame] | 6247 | load_code = bnx2x_fw_command(bp, DRV_MSG_CODE_LOAD_REQ); |
| 6248 | if (!load_code) { |
Vladislav Zolotarov | da5a662 | 2008-08-13 15:50:00 -0700 | [diff] [blame] | 6249 | BNX2X_ERR("MCP response failure, aborting\n"); |
Eliezer Tamir | 228241e | 2008-02-28 11:56:57 -0800 | [diff] [blame] | 6250 | return -EBUSY; |
| 6251 | } |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6252 | if (load_code == FW_MSG_CODE_DRV_LOAD_REFUSED) |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6253 | return -EBUSY; /* other port in diagnostic mode */ |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6254 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6255 | } else { |
Vladislav Zolotarov | da5a662 | 2008-08-13 15:50:00 -0700 | [diff] [blame] | 6256 | int port = BP_PORT(bp); |
| 6257 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6258 | DP(NETIF_MSG_IFUP, "NO MCP load counts before us %d, %d, %d\n", |
| 6259 | load_count[0], load_count[1], load_count[2]); |
| 6260 | load_count[0]++; |
Vladislav Zolotarov | da5a662 | 2008-08-13 15:50:00 -0700 | [diff] [blame] | 6261 | load_count[1 + port]++; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6262 | DP(NETIF_MSG_IFUP, "NO MCP new load counts %d, %d, %d\n", |
| 6263 | load_count[0], load_count[1], load_count[2]); |
| 6264 | if (load_count[0] == 1) |
| 6265 | load_code = FW_MSG_CODE_DRV_LOAD_COMMON; |
Vladislav Zolotarov | da5a662 | 2008-08-13 15:50:00 -0700 | [diff] [blame] | 6266 | else if (load_count[1 + port] == 1) |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6267 | load_code = FW_MSG_CODE_DRV_LOAD_PORT; |
| 6268 | else |
| 6269 | load_code = FW_MSG_CODE_DRV_LOAD_FUNCTION; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6270 | } |
| 6271 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6272 | if ((load_code == FW_MSG_CODE_DRV_LOAD_COMMON) || |
| 6273 | (load_code == FW_MSG_CODE_DRV_LOAD_PORT)) |
| 6274 | bp->port.pmf = 1; |
| 6275 | else |
| 6276 | bp->port.pmf = 0; |
| 6277 | DP(NETIF_MSG_LINK, "pmf %d\n", bp->port.pmf); |
| 6278 | |
| 6279 | /* if we can't use MSI-X we only need one fp, |
| 6280 | * so try to enable MSI-X with the requested number of fp's |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6281 | * and fallback to inta with one fp |
| 6282 | */ |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6283 | if (use_inta) { |
| 6284 | bp->num_queues = 1; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6285 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6286 | } else { |
| 6287 | if ((use_multi > 1) && (use_multi <= BP_MAX_QUEUES(bp))) |
| 6288 | /* user requested number */ |
| 6289 | bp->num_queues = use_multi; |
| 6290 | |
| 6291 | else if (use_multi) |
| 6292 | bp->num_queues = min_t(u32, num_online_cpus(), |
| 6293 | BP_MAX_QUEUES(bp)); |
| 6294 | else |
| 6295 | bp->num_queues = 1; |
| 6296 | |
| 6297 | if (bnx2x_enable_msix(bp)) { |
| 6298 | /* failed to enable MSI-X */ |
| 6299 | bp->num_queues = 1; |
| 6300 | if (use_multi) |
| 6301 | BNX2X_ERR("Multi requested but failed" |
| 6302 | " to enable MSI-X\n"); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6303 | } |
| 6304 | } |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6305 | DP(NETIF_MSG_IFUP, |
| 6306 | "set number of queues to %d\n", bp->num_queues); |
Eliezer Tamir | c14423f | 2008-02-28 11:49:42 -0800 | [diff] [blame] | 6307 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6308 | if (bnx2x_alloc_mem(bp)) |
| 6309 | return -ENOMEM; |
| 6310 | |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 6311 | for_each_queue(bp, i) |
| 6312 | bnx2x_fp(bp, i, disable_tpa) = |
| 6313 | ((bp->flags & TPA_ENABLE_FLAG) == 0); |
| 6314 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6315 | if (bp->flags & USING_MSIX_FLAG) { |
| 6316 | rc = bnx2x_req_msix_irqs(bp); |
| 6317 | if (rc) { |
| 6318 | pci_disable_msix(bp->pdev); |
| 6319 | goto load_error; |
| 6320 | } |
| 6321 | } else { |
| 6322 | bnx2x_ack_int(bp); |
| 6323 | rc = bnx2x_req_irq(bp); |
| 6324 | if (rc) { |
| 6325 | BNX2X_ERR("IRQ request failed, aborting\n"); |
| 6326 | goto load_error; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6327 | } |
| 6328 | } |
| 6329 | |
| 6330 | for_each_queue(bp, i) |
| 6331 | netif_napi_add(bp->dev, &bnx2x_fp(bp, i, napi), |
| 6332 | bnx2x_poll, 128); |
| 6333 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6334 | /* Initialize HW */ |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6335 | rc = bnx2x_init_hw(bp, load_code); |
| 6336 | if (rc) { |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6337 | BNX2X_ERR("HW init failed, aborting\n"); |
Eliezer Tamir | 228241e | 2008-02-28 11:56:57 -0800 | [diff] [blame] | 6338 | goto load_error; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6339 | } |
| 6340 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6341 | /* Setup NIC internals and enable interrupts */ |
Eilon Greenstein | 471de71 | 2008-08-13 15:49:35 -0700 | [diff] [blame] | 6342 | bnx2x_nic_init(bp, load_code); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6343 | |
| 6344 | /* Send LOAD_DONE command to MCP */ |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6345 | if (!BP_NOMCP(bp)) { |
Eliezer Tamir | 228241e | 2008-02-28 11:56:57 -0800 | [diff] [blame] | 6346 | load_code = bnx2x_fw_command(bp, DRV_MSG_CODE_LOAD_DONE); |
| 6347 | if (!load_code) { |
Vladislav Zolotarov | da5a662 | 2008-08-13 15:50:00 -0700 | [diff] [blame] | 6348 | BNX2X_ERR("MCP response failure, aborting\n"); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6349 | rc = -EBUSY; |
Eliezer Tamir | 228241e | 2008-02-28 11:56:57 -0800 | [diff] [blame] | 6350 | goto load_int_disable; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6351 | } |
| 6352 | } |
| 6353 | |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 6354 | bnx2x_stats_init(bp); |
| 6355 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6356 | bp->state = BNX2X_STATE_OPENING_WAIT4_PORT; |
| 6357 | |
| 6358 | /* Enable Rx interrupt handling before sending the ramrod |
| 6359 | as it's completed on Rx FP queue */ |
| 6360 | for_each_queue(bp, i) |
| 6361 | napi_enable(&bnx2x_fp(bp, i, napi)); |
| 6362 | |
Vladislav Zolotarov | da5a662 | 2008-08-13 15:50:00 -0700 | [diff] [blame] | 6363 | /* Enable interrupt handling */ |
| 6364 | atomic_set(&bp->intr_sem, 0); |
| 6365 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6366 | rc = bnx2x_setup_leading(bp); |
| 6367 | if (rc) { |
Vladislav Zolotarov | da5a662 | 2008-08-13 15:50:00 -0700 | [diff] [blame] | 6368 | BNX2X_ERR("Setup leading failed!\n"); |
Eliezer Tamir | 228241e | 2008-02-28 11:56:57 -0800 | [diff] [blame] | 6369 | goto load_stop_netif; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6370 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6371 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6372 | if (CHIP_IS_E1H(bp)) |
| 6373 | if (bp->mf_config & FUNC_MF_CFG_FUNC_DISABLED) { |
| 6374 | BNX2X_ERR("!!! mf_cfg function disabled\n"); |
| 6375 | bp->state = BNX2X_STATE_DISABLED; |
| 6376 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6377 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6378 | if (bp->state == BNX2X_STATE_OPEN) |
| 6379 | for_each_nondefault_queue(bp, i) { |
| 6380 | rc = bnx2x_setup_multi(bp, i); |
| 6381 | if (rc) |
| 6382 | goto load_stop_netif; |
| 6383 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6384 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6385 | if (CHIP_IS_E1(bp)) |
Yitchak Gertner | 3101c2b | 2008-08-13 15:52:28 -0700 | [diff] [blame] | 6386 | bnx2x_set_mac_addr_e1(bp, 1); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6387 | else |
Yitchak Gertner | 3101c2b | 2008-08-13 15:52:28 -0700 | [diff] [blame] | 6388 | bnx2x_set_mac_addr_e1h(bp, 1); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6389 | |
| 6390 | if (bp->port.pmf) |
| 6391 | bnx2x_initial_phy_init(bp); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6392 | |
| 6393 | /* Start fast path */ |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6394 | switch (load_mode) { |
| 6395 | case LOAD_NORMAL: |
| 6396 | /* Tx queue should be only reenabled */ |
| 6397 | netif_wake_queue(bp->dev); |
| 6398 | bnx2x_set_rx_mode(bp->dev); |
| 6399 | break; |
| 6400 | |
| 6401 | case LOAD_OPEN: |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6402 | netif_start_queue(bp->dev); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6403 | bnx2x_set_rx_mode(bp->dev); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6404 | if (bp->flags & USING_MSIX_FLAG) |
| 6405 | printk(KERN_INFO PFX "%s: using MSI-X\n", |
| 6406 | bp->dev->name); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6407 | break; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6408 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6409 | case LOAD_DIAG: |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6410 | bnx2x_set_rx_mode(bp->dev); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6411 | bp->state = BNX2X_STATE_DIAG; |
| 6412 | break; |
| 6413 | |
| 6414 | default: |
| 6415 | break; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6416 | } |
| 6417 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6418 | if (!bp->port.pmf) |
| 6419 | bnx2x__link_status_update(bp); |
| 6420 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6421 | /* start the timer */ |
| 6422 | mod_timer(&bp->timer, jiffies + bp->current_interval); |
| 6423 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6424 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6425 | return 0; |
| 6426 | |
Eliezer Tamir | 228241e | 2008-02-28 11:56:57 -0800 | [diff] [blame] | 6427 | load_stop_netif: |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6428 | for_each_queue(bp, i) |
| 6429 | napi_disable(&bnx2x_fp(bp, i, napi)); |
| 6430 | |
Eliezer Tamir | 228241e | 2008-02-28 11:56:57 -0800 | [diff] [blame] | 6431 | load_int_disable: |
Eliezer Tamir | 615f8fd | 2008-02-28 11:54:54 -0800 | [diff] [blame] | 6432 | bnx2x_int_disable_sync(bp); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6433 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6434 | /* Release IRQs */ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6435 | bnx2x_free_irq(bp); |
| 6436 | |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 6437 | /* Free SKBs, SGEs, TPA pool and driver internals */ |
| 6438 | bnx2x_free_skbs(bp); |
| 6439 | for_each_queue(bp, i) |
| 6440 | bnx2x_free_rx_sge_range(bp, bp->fp + i, |
| 6441 | RX_SGE_CNT*NUM_RX_SGE_PAGES); |
Eliezer Tamir | 228241e | 2008-02-28 11:56:57 -0800 | [diff] [blame] | 6442 | load_error: |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6443 | bnx2x_free_mem(bp); |
| 6444 | |
| 6445 | /* TBD we really need to reset the chip |
| 6446 | if we want to recover from this */ |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6447 | return rc; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6448 | } |
| 6449 | |
| 6450 | static int bnx2x_stop_multi(struct bnx2x *bp, int index) |
| 6451 | { |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6452 | int rc; |
| 6453 | |
Eliezer Tamir | c14423f | 2008-02-28 11:49:42 -0800 | [diff] [blame] | 6454 | /* halt the connection */ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6455 | bp->fp[index].state = BNX2X_FP_STATE_HALTING; |
| 6456 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_HALT, index, 0, 0, 0); |
| 6457 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6458 | /* Wait for completion */ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6459 | rc = bnx2x_wait_ramrod(bp, BNX2X_FP_STATE_HALTED, index, |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6460 | &(bp->fp[index].state), 1); |
Eliezer Tamir | c14423f | 2008-02-28 11:49:42 -0800 | [diff] [blame] | 6461 | if (rc) /* timeout */ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6462 | return rc; |
| 6463 | |
| 6464 | /* delete cfc entry */ |
| 6465 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_CFC_DEL, index, 0, 0, 1); |
| 6466 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6467 | /* Wait for completion */ |
| 6468 | rc = bnx2x_wait_ramrod(bp, BNX2X_FP_STATE_CLOSED, index, |
| 6469 | &(bp->fp[index].state), 1); |
| 6470 | return rc; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6471 | } |
| 6472 | |
Vladislav Zolotarov | da5a662 | 2008-08-13 15:50:00 -0700 | [diff] [blame] | 6473 | static int bnx2x_stop_leading(struct bnx2x *bp) |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6474 | { |
Eliezer Tamir | 49d6677 | 2008-02-28 11:53:13 -0800 | [diff] [blame] | 6475 | u16 dsb_sp_prod_idx; |
Eliezer Tamir | c14423f | 2008-02-28 11:49:42 -0800 | [diff] [blame] | 6476 | /* if the other port is handling traffic, |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6477 | this can take a lot of time */ |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6478 | int cnt = 500; |
| 6479 | int rc; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6480 | |
| 6481 | might_sleep(); |
| 6482 | |
| 6483 | /* Send HALT ramrod */ |
| 6484 | bp->fp[0].state = BNX2X_FP_STATE_HALTING; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6485 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_HALT, 0, 0, BP_CL_ID(bp), 0); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6486 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6487 | /* Wait for completion */ |
| 6488 | rc = bnx2x_wait_ramrod(bp, BNX2X_FP_STATE_HALTED, 0, |
| 6489 | &(bp->fp[0].state), 1); |
| 6490 | if (rc) /* timeout */ |
Vladislav Zolotarov | da5a662 | 2008-08-13 15:50:00 -0700 | [diff] [blame] | 6491 | return rc; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6492 | |
Eliezer Tamir | 49d6677 | 2008-02-28 11:53:13 -0800 | [diff] [blame] | 6493 | dsb_sp_prod_idx = *bp->dsb_sp_prod; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6494 | |
Eliezer Tamir | 228241e | 2008-02-28 11:56:57 -0800 | [diff] [blame] | 6495 | /* Send PORT_DELETE ramrod */ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6496 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_PORT_DEL, 0, 0, 0, 1); |
| 6497 | |
Eliezer Tamir | 49d6677 | 2008-02-28 11:53:13 -0800 | [diff] [blame] | 6498 | /* Wait for completion to arrive on default status block |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6499 | we are going to reset the chip anyway |
| 6500 | so there is not much to do if this times out |
| 6501 | */ |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6502 | while (dsb_sp_prod_idx == *bp->dsb_sp_prod) { |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6503 | if (!cnt) { |
| 6504 | DP(NETIF_MSG_IFDOWN, "timeout waiting for port del " |
| 6505 | "dsb_sp_prod 0x%x != dsb_sp_prod_idx 0x%x\n", |
| 6506 | *bp->dsb_sp_prod, dsb_sp_prod_idx); |
| 6507 | #ifdef BNX2X_STOP_ON_ERROR |
| 6508 | bnx2x_panic(); |
Vladislav Zolotarov | da5a662 | 2008-08-13 15:50:00 -0700 | [diff] [blame] | 6509 | #else |
| 6510 | rc = -EBUSY; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6511 | #endif |
| 6512 | break; |
| 6513 | } |
| 6514 | cnt--; |
Vladislav Zolotarov | da5a662 | 2008-08-13 15:50:00 -0700 | [diff] [blame] | 6515 | msleep(1); |
Eliezer Tamir | 49d6677 | 2008-02-28 11:53:13 -0800 | [diff] [blame] | 6516 | } |
| 6517 | bp->state = BNX2X_STATE_CLOSING_WAIT4_UNLOAD; |
| 6518 | bp->fp[0].state = BNX2X_FP_STATE_CLOSED; |
Vladislav Zolotarov | da5a662 | 2008-08-13 15:50:00 -0700 | [diff] [blame] | 6519 | |
| 6520 | return rc; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6521 | } |
| 6522 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6523 | static void bnx2x_reset_func(struct bnx2x *bp) |
| 6524 | { |
| 6525 | int port = BP_PORT(bp); |
| 6526 | int func = BP_FUNC(bp); |
| 6527 | int base, i; |
Eliezer Tamir | 49d6677 | 2008-02-28 11:53:13 -0800 | [diff] [blame] | 6528 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6529 | /* Configure IGU */ |
| 6530 | REG_WR(bp, HC_REG_LEADING_EDGE_0 + port*8, 0); |
| 6531 | REG_WR(bp, HC_REG_TRAILING_EDGE_0 + port*8, 0); |
| 6532 | |
| 6533 | REG_WR(bp, HC_REG_CONFIG_0 + port*4, 0x1000); |
| 6534 | |
| 6535 | /* Clear ILT */ |
| 6536 | base = FUNC_ILT_BASE(func); |
| 6537 | for (i = base; i < base + ILT_PER_FUNC; i++) |
| 6538 | bnx2x_ilt_wr(bp, i, 0); |
| 6539 | } |
| 6540 | |
| 6541 | static void bnx2x_reset_port(struct bnx2x *bp) |
| 6542 | { |
| 6543 | int port = BP_PORT(bp); |
| 6544 | u32 val; |
| 6545 | |
| 6546 | REG_WR(bp, NIG_REG_MASK_INTERRUPT_PORT0 + port*4, 0); |
| 6547 | |
| 6548 | /* Do not rcv packets to BRB */ |
| 6549 | REG_WR(bp, NIG_REG_LLH0_BRB1_DRV_MASK + port*4, 0x0); |
| 6550 | /* Do not direct rcv packets that are not for MCP to the BRB */ |
| 6551 | REG_WR(bp, (port ? NIG_REG_LLH1_BRB1_NOT_MCP : |
| 6552 | NIG_REG_LLH0_BRB1_NOT_MCP), 0x0); |
| 6553 | |
| 6554 | /* Configure AEU */ |
| 6555 | REG_WR(bp, MISC_REG_AEU_MASK_ATTN_FUNC_0 + port*4, 0); |
| 6556 | |
| 6557 | msleep(100); |
| 6558 | /* Check for BRB port occupancy */ |
| 6559 | val = REG_RD(bp, BRB1_REG_PORT_NUM_OCC_BLOCKS_0 + port*4); |
| 6560 | if (val) |
| 6561 | DP(NETIF_MSG_IFDOWN, |
| 6562 | "BRB1 is not empty %d blooks are occupied\n", val); |
| 6563 | |
| 6564 | /* TODO: Close Doorbell port? */ |
| 6565 | } |
| 6566 | |
| 6567 | static void bnx2x_reset_common(struct bnx2x *bp) |
| 6568 | { |
| 6569 | /* reset_common */ |
| 6570 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_CLEAR, |
| 6571 | 0xd3ffff7f); |
| 6572 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_CLEAR, 0x1403); |
| 6573 | } |
| 6574 | |
| 6575 | static void bnx2x_reset_chip(struct bnx2x *bp, u32 reset_code) |
| 6576 | { |
| 6577 | DP(BNX2X_MSG_MCP, "function %d reset_code %x\n", |
| 6578 | BP_FUNC(bp), reset_code); |
| 6579 | |
| 6580 | switch (reset_code) { |
| 6581 | case FW_MSG_CODE_DRV_UNLOAD_COMMON: |
| 6582 | bnx2x_reset_port(bp); |
| 6583 | bnx2x_reset_func(bp); |
| 6584 | bnx2x_reset_common(bp); |
| 6585 | break; |
| 6586 | |
| 6587 | case FW_MSG_CODE_DRV_UNLOAD_PORT: |
| 6588 | bnx2x_reset_port(bp); |
| 6589 | bnx2x_reset_func(bp); |
| 6590 | break; |
| 6591 | |
| 6592 | case FW_MSG_CODE_DRV_UNLOAD_FUNCTION: |
| 6593 | bnx2x_reset_func(bp); |
| 6594 | break; |
| 6595 | |
| 6596 | default: |
| 6597 | BNX2X_ERR("Unknown reset_code (0x%x) from MCP\n", reset_code); |
| 6598 | break; |
| 6599 | } |
| 6600 | } |
| 6601 | |
| 6602 | /* msut be called with rtnl_lock */ |
| 6603 | static int bnx2x_nic_unload(struct bnx2x *bp, int unload_mode) |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6604 | { |
Vladislav Zolotarov | da5a662 | 2008-08-13 15:50:00 -0700 | [diff] [blame] | 6605 | int port = BP_PORT(bp); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6606 | u32 reset_code = 0; |
Vladislav Zolotarov | da5a662 | 2008-08-13 15:50:00 -0700 | [diff] [blame] | 6607 | int i, cnt, rc; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6608 | |
| 6609 | bp->state = BNX2X_STATE_CLOSING_WAIT4_HALT; |
| 6610 | |
Eliezer Tamir | 228241e | 2008-02-28 11:56:57 -0800 | [diff] [blame] | 6611 | bp->rx_mode = BNX2X_RX_MODE_NONE; |
| 6612 | bnx2x_set_storm_rx_mode(bp); |
| 6613 | |
| 6614 | if (netif_running(bp->dev)) { |
| 6615 | netif_tx_disable(bp->dev); |
| 6616 | bp->dev->trans_start = jiffies; /* prevent tx timeout */ |
| 6617 | } |
| 6618 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6619 | del_timer_sync(&bp->timer); |
| 6620 | SHMEM_WR(bp, func_mb[BP_FUNC(bp)].drv_pulse_mb, |
| 6621 | (DRV_PULSE_ALWAYS_ALIVE | bp->fw_drv_pulse_wr_seq)); |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 6622 | bnx2x_stats_handle(bp, STATS_EVENT_STOP); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6623 | |
Vladislav Zolotarov | da5a662 | 2008-08-13 15:50:00 -0700 | [diff] [blame] | 6624 | /* Wait until tx fast path tasks complete */ |
Eliezer Tamir | 228241e | 2008-02-28 11:56:57 -0800 | [diff] [blame] | 6625 | for_each_queue(bp, i) { |
| 6626 | struct bnx2x_fastpath *fp = &bp->fp[i]; |
| 6627 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6628 | cnt = 1000; |
| 6629 | smp_rmb(); |
Vladislav Zolotarov | da5a662 | 2008-08-13 15:50:00 -0700 | [diff] [blame] | 6630 | while (BNX2X_HAS_TX_WORK(fp)) { |
| 6631 | |
| 6632 | if (!netif_running(bp->dev)) |
| 6633 | bnx2x_tx_int(fp, 1000); |
| 6634 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6635 | if (!cnt) { |
| 6636 | BNX2X_ERR("timeout waiting for queue[%d]\n", |
| 6637 | i); |
| 6638 | #ifdef BNX2X_STOP_ON_ERROR |
| 6639 | bnx2x_panic(); |
| 6640 | return -EBUSY; |
| 6641 | #else |
| 6642 | break; |
| 6643 | #endif |
| 6644 | } |
| 6645 | cnt--; |
Vladislav Zolotarov | da5a662 | 2008-08-13 15:50:00 -0700 | [diff] [blame] | 6646 | msleep(1); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6647 | smp_rmb(); |
| 6648 | } |
Eliezer Tamir | 228241e | 2008-02-28 11:56:57 -0800 | [diff] [blame] | 6649 | } |
| 6650 | |
Vladislav Zolotarov | da5a662 | 2008-08-13 15:50:00 -0700 | [diff] [blame] | 6651 | /* Give HW time to discard old tx messages */ |
| 6652 | msleep(1); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6653 | |
Eliezer Tamir | 228241e | 2008-02-28 11:56:57 -0800 | [diff] [blame] | 6654 | for_each_queue(bp, i) |
| 6655 | napi_disable(&bnx2x_fp(bp, i, napi)); |
| 6656 | /* Disable interrupts after Tx and Rx are disabled on stack level */ |
| 6657 | bnx2x_int_disable_sync(bp); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6658 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6659 | /* Release IRQs */ |
| 6660 | bnx2x_free_irq(bp); |
| 6661 | |
Vladislav Zolotarov | da5a662 | 2008-08-13 15:50:00 -0700 | [diff] [blame] | 6662 | if (unload_mode == UNLOAD_NORMAL) |
| 6663 | reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_DIS; |
Eliezer Tamir | 228241e | 2008-02-28 11:56:57 -0800 | [diff] [blame] | 6664 | |
Vladislav Zolotarov | da5a662 | 2008-08-13 15:50:00 -0700 | [diff] [blame] | 6665 | else if (bp->flags & NO_WOL_FLAG) { |
| 6666 | reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_MCP; |
| 6667 | if (CHIP_IS_E1H(bp)) |
| 6668 | REG_WR(bp, MISC_REG_E1HMF_MODE, 0); |
| 6669 | |
| 6670 | } else if (bp->wol) { |
| 6671 | u32 emac_base = port ? GRCBASE_EMAC1 : GRCBASE_EMAC0; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6672 | u8 *mac_addr = bp->dev->dev_addr; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6673 | u32 val; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6674 | /* The mac address is written to entries 1-4 to |
| 6675 | preserve entry 0 which is used by the PMF */ |
Vladislav Zolotarov | da5a662 | 2008-08-13 15:50:00 -0700 | [diff] [blame] | 6676 | u8 entry = (BP_E1HVN(bp) + 1)*8; |
| 6677 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6678 | val = (mac_addr[0] << 8) | mac_addr[1]; |
Vladislav Zolotarov | da5a662 | 2008-08-13 15:50:00 -0700 | [diff] [blame] | 6679 | EMAC_WR(EMAC_REG_EMAC_MAC_MATCH + entry, val); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6680 | |
| 6681 | val = (mac_addr[2] << 24) | (mac_addr[3] << 16) | |
| 6682 | (mac_addr[4] << 8) | mac_addr[5]; |
Vladislav Zolotarov | da5a662 | 2008-08-13 15:50:00 -0700 | [diff] [blame] | 6683 | EMAC_WR(EMAC_REG_EMAC_MAC_MATCH + entry + 4, val); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6684 | |
| 6685 | reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_EN; |
Eliezer Tamir | 228241e | 2008-02-28 11:56:57 -0800 | [diff] [blame] | 6686 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6687 | } else |
| 6688 | reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_DIS; |
| 6689 | |
Yitchak Gertner | 3101c2b | 2008-08-13 15:52:28 -0700 | [diff] [blame] | 6690 | if (CHIP_IS_E1(bp)) { |
| 6691 | struct mac_configuration_cmd *config = |
| 6692 | bnx2x_sp(bp, mcast_config); |
| 6693 | |
| 6694 | bnx2x_set_mac_addr_e1(bp, 0); |
| 6695 | |
| 6696 | for (i = 0; i < config->hdr.length_6b; i++) |
| 6697 | CAM_INVALIDATE(config->config_table[i]); |
| 6698 | |
| 6699 | config->hdr.length_6b = i; |
| 6700 | if (CHIP_REV_IS_SLOW(bp)) |
| 6701 | config->hdr.offset = BNX2X_MAX_EMUL_MULTI*(1 + port); |
| 6702 | else |
| 6703 | config->hdr.offset = BNX2X_MAX_MULTICAST*(1 + port); |
| 6704 | config->hdr.client_id = BP_CL_ID(bp); |
| 6705 | config->hdr.reserved1 = 0; |
| 6706 | |
| 6707 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_SET_MAC, 0, |
| 6708 | U64_HI(bnx2x_sp_mapping(bp, mcast_config)), |
| 6709 | U64_LO(bnx2x_sp_mapping(bp, mcast_config)), 0); |
| 6710 | |
| 6711 | } else { /* E1H */ |
| 6712 | bnx2x_set_mac_addr_e1h(bp, 0); |
| 6713 | |
| 6714 | for (i = 0; i < MC_HASH_SIZE; i++) |
| 6715 | REG_WR(bp, MC_HASH_OFFSET(bp, i), 0); |
| 6716 | } |
| 6717 | |
Vladislav Zolotarov | da5a662 | 2008-08-13 15:50:00 -0700 | [diff] [blame] | 6718 | if (CHIP_IS_E1H(bp)) |
| 6719 | REG_WR(bp, NIG_REG_LLH0_FUNC_EN + port*8, 0); |
| 6720 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6721 | /* Close multi and leading connections |
| 6722 | Completions for ramrods are collected in a synchronous way */ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6723 | for_each_nondefault_queue(bp, i) |
| 6724 | if (bnx2x_stop_multi(bp, i)) |
Eliezer Tamir | 228241e | 2008-02-28 11:56:57 -0800 | [diff] [blame] | 6725 | goto unload_error; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6726 | |
Vladislav Zolotarov | da5a662 | 2008-08-13 15:50:00 -0700 | [diff] [blame] | 6727 | rc = bnx2x_stop_leading(bp); |
| 6728 | if (rc) { |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6729 | BNX2X_ERR("Stop leading failed!\n"); |
Vladislav Zolotarov | da5a662 | 2008-08-13 15:50:00 -0700 | [diff] [blame] | 6730 | #ifdef BNX2X_STOP_ON_ERROR |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6731 | return -EBUSY; |
Vladislav Zolotarov | da5a662 | 2008-08-13 15:50:00 -0700 | [diff] [blame] | 6732 | #else |
| 6733 | goto unload_error; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6734 | #endif |
Eliezer Tamir | 228241e | 2008-02-28 11:56:57 -0800 | [diff] [blame] | 6735 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6736 | |
Eliezer Tamir | 228241e | 2008-02-28 11:56:57 -0800 | [diff] [blame] | 6737 | unload_error: |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6738 | if (!BP_NOMCP(bp)) |
Eliezer Tamir | 228241e | 2008-02-28 11:56:57 -0800 | [diff] [blame] | 6739 | reset_code = bnx2x_fw_command(bp, reset_code); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6740 | else { |
| 6741 | DP(NETIF_MSG_IFDOWN, "NO MCP load counts %d, %d, %d\n", |
| 6742 | load_count[0], load_count[1], load_count[2]); |
| 6743 | load_count[0]--; |
Vladislav Zolotarov | da5a662 | 2008-08-13 15:50:00 -0700 | [diff] [blame] | 6744 | load_count[1 + port]--; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6745 | DP(NETIF_MSG_IFDOWN, "NO MCP new load counts %d, %d, %d\n", |
| 6746 | load_count[0], load_count[1], load_count[2]); |
| 6747 | if (load_count[0] == 0) |
| 6748 | reset_code = FW_MSG_CODE_DRV_UNLOAD_COMMON; |
Vladislav Zolotarov | da5a662 | 2008-08-13 15:50:00 -0700 | [diff] [blame] | 6749 | else if (load_count[1 + port] == 0) |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6750 | reset_code = FW_MSG_CODE_DRV_UNLOAD_PORT; |
| 6751 | else |
| 6752 | reset_code = FW_MSG_CODE_DRV_UNLOAD_FUNCTION; |
| 6753 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6754 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6755 | if ((reset_code == FW_MSG_CODE_DRV_UNLOAD_COMMON) || |
| 6756 | (reset_code == FW_MSG_CODE_DRV_UNLOAD_PORT)) |
| 6757 | bnx2x__link_reset(bp); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6758 | |
| 6759 | /* Reset the chip */ |
Eliezer Tamir | 228241e | 2008-02-28 11:56:57 -0800 | [diff] [blame] | 6760 | bnx2x_reset_chip(bp, reset_code); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6761 | |
| 6762 | /* Report UNLOAD_DONE to MCP */ |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6763 | if (!BP_NOMCP(bp)) |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6764 | bnx2x_fw_command(bp, DRV_MSG_CODE_UNLOAD_DONE); |
| 6765 | |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 6766 | /* Free SKBs, SGEs, TPA pool and driver internals */ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6767 | bnx2x_free_skbs(bp); |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 6768 | for_each_queue(bp, i) |
| 6769 | bnx2x_free_rx_sge_range(bp, bp->fp + i, |
| 6770 | RX_SGE_CNT*NUM_RX_SGE_PAGES); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6771 | bnx2x_free_mem(bp); |
| 6772 | |
| 6773 | bp->state = BNX2X_STATE_CLOSED; |
Eliezer Tamir | 228241e | 2008-02-28 11:56:57 -0800 | [diff] [blame] | 6774 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6775 | netif_carrier_off(bp->dev); |
| 6776 | |
| 6777 | return 0; |
| 6778 | } |
| 6779 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6780 | static void bnx2x_reset_task(struct work_struct *work) |
| 6781 | { |
| 6782 | struct bnx2x *bp = container_of(work, struct bnx2x, reset_task); |
| 6783 | |
| 6784 | #ifdef BNX2X_STOP_ON_ERROR |
| 6785 | BNX2X_ERR("reset task called but STOP_ON_ERROR defined" |
| 6786 | " so reset not done to allow debug dump,\n" |
| 6787 | KERN_ERR " you will need to reboot when done\n"); |
| 6788 | return; |
| 6789 | #endif |
| 6790 | |
| 6791 | rtnl_lock(); |
| 6792 | |
| 6793 | if (!netif_running(bp->dev)) |
| 6794 | goto reset_task_exit; |
| 6795 | |
| 6796 | bnx2x_nic_unload(bp, UNLOAD_NORMAL); |
| 6797 | bnx2x_nic_load(bp, LOAD_NORMAL); |
| 6798 | |
| 6799 | reset_task_exit: |
| 6800 | rtnl_unlock(); |
| 6801 | } |
| 6802 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6803 | /* end of nic load/unload */ |
| 6804 | |
| 6805 | /* ethtool_ops */ |
| 6806 | |
| 6807 | /* |
| 6808 | * Init service functions |
| 6809 | */ |
| 6810 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6811 | static void __devinit bnx2x_undi_unload(struct bnx2x *bp) |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6812 | { |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6813 | u32 val; |
| 6814 | |
| 6815 | /* Check if there is any driver already loaded */ |
| 6816 | val = REG_RD(bp, MISC_REG_UNPREPARED); |
| 6817 | if (val == 0x1) { |
| 6818 | /* Check if it is the UNDI driver |
| 6819 | * UNDI driver initializes CID offset for normal bell to 0x7 |
| 6820 | */ |
Yitchak Gertner | 4a37fb6 | 2008-08-13 15:50:23 -0700 | [diff] [blame] | 6821 | bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_UNDI); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6822 | val = REG_RD(bp, DORQ_REG_NORM_CID_OFST); |
| 6823 | if (val == 0x7) { |
| 6824 | u32 reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_DIS; |
Vladislav Zolotarov | da5a662 | 2008-08-13 15:50:00 -0700 | [diff] [blame] | 6825 | /* save our func */ |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6826 | int func = BP_FUNC(bp); |
Vladislav Zolotarov | da5a662 | 2008-08-13 15:50:00 -0700 | [diff] [blame] | 6827 | u32 swap_en; |
| 6828 | u32 swap_val; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6829 | |
| 6830 | BNX2X_DEV_INFO("UNDI is active! reset device\n"); |
| 6831 | |
| 6832 | /* try unload UNDI on port 0 */ |
| 6833 | bp->func = 0; |
Vladislav Zolotarov | da5a662 | 2008-08-13 15:50:00 -0700 | [diff] [blame] | 6834 | bp->fw_seq = |
| 6835 | (SHMEM_RD(bp, func_mb[bp->func].drv_mb_header) & |
| 6836 | DRV_MSG_SEQ_NUMBER_MASK); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6837 | reset_code = bnx2x_fw_command(bp, reset_code); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6838 | |
| 6839 | /* if UNDI is loaded on the other port */ |
| 6840 | if (reset_code != FW_MSG_CODE_DRV_UNLOAD_COMMON) { |
| 6841 | |
Vladislav Zolotarov | da5a662 | 2008-08-13 15:50:00 -0700 | [diff] [blame] | 6842 | /* send "DONE" for previous unload */ |
| 6843 | bnx2x_fw_command(bp, DRV_MSG_CODE_UNLOAD_DONE); |
| 6844 | |
| 6845 | /* unload UNDI on port 1 */ |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6846 | bp->func = 1; |
Vladislav Zolotarov | da5a662 | 2008-08-13 15:50:00 -0700 | [diff] [blame] | 6847 | bp->fw_seq = |
| 6848 | (SHMEM_RD(bp, func_mb[bp->func].drv_mb_header) & |
| 6849 | DRV_MSG_SEQ_NUMBER_MASK); |
| 6850 | reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_DIS; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6851 | |
Vladislav Zolotarov | da5a662 | 2008-08-13 15:50:00 -0700 | [diff] [blame] | 6852 | bnx2x_fw_command(bp, reset_code); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6853 | } |
| 6854 | |
Vladislav Zolotarov | da5a662 | 2008-08-13 15:50:00 -0700 | [diff] [blame] | 6855 | REG_WR(bp, (BP_PORT(bp) ? HC_REG_CONFIG_1 : |
| 6856 | HC_REG_CONFIG_0), 0x1000); |
| 6857 | |
| 6858 | /* close input traffic and wait for it */ |
| 6859 | /* Do not rcv packets to BRB */ |
| 6860 | REG_WR(bp, |
| 6861 | (BP_PORT(bp) ? NIG_REG_LLH1_BRB1_DRV_MASK : |
| 6862 | NIG_REG_LLH0_BRB1_DRV_MASK), 0x0); |
| 6863 | /* Do not direct rcv packets that are not for MCP to |
| 6864 | * the BRB */ |
| 6865 | REG_WR(bp, |
| 6866 | (BP_PORT(bp) ? NIG_REG_LLH1_BRB1_NOT_MCP : |
| 6867 | NIG_REG_LLH0_BRB1_NOT_MCP), 0x0); |
| 6868 | /* clear AEU */ |
| 6869 | REG_WR(bp, |
| 6870 | (BP_PORT(bp) ? MISC_REG_AEU_MASK_ATTN_FUNC_1 : |
| 6871 | MISC_REG_AEU_MASK_ATTN_FUNC_0), 0); |
| 6872 | msleep(10); |
| 6873 | |
| 6874 | /* save NIG port swap info */ |
| 6875 | swap_val = REG_RD(bp, NIG_REG_PORT_SWAP); |
| 6876 | swap_en = REG_RD(bp, NIG_REG_STRAP_OVERRIDE); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6877 | /* reset device */ |
| 6878 | REG_WR(bp, |
| 6879 | GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_CLEAR, |
Vladislav Zolotarov | da5a662 | 2008-08-13 15:50:00 -0700 | [diff] [blame] | 6880 | 0xd3ffffff); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6881 | REG_WR(bp, |
| 6882 | GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_CLEAR, |
| 6883 | 0x1403); |
Vladislav Zolotarov | da5a662 | 2008-08-13 15:50:00 -0700 | [diff] [blame] | 6884 | /* take the NIG out of reset and restore swap values */ |
| 6885 | REG_WR(bp, |
| 6886 | GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_SET, |
| 6887 | MISC_REGISTERS_RESET_REG_1_RST_NIG); |
| 6888 | REG_WR(bp, NIG_REG_PORT_SWAP, swap_val); |
| 6889 | REG_WR(bp, NIG_REG_STRAP_OVERRIDE, swap_en); |
| 6890 | |
| 6891 | /* send unload done to the MCP */ |
| 6892 | bnx2x_fw_command(bp, DRV_MSG_CODE_UNLOAD_DONE); |
| 6893 | |
| 6894 | /* restore our func and fw_seq */ |
| 6895 | bp->func = func; |
| 6896 | bp->fw_seq = |
| 6897 | (SHMEM_RD(bp, func_mb[bp->func].drv_mb_header) & |
| 6898 | DRV_MSG_SEQ_NUMBER_MASK); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6899 | } |
Yitchak Gertner | 4a37fb6 | 2008-08-13 15:50:23 -0700 | [diff] [blame] | 6900 | bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_UNDI); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6901 | } |
| 6902 | } |
| 6903 | |
| 6904 | static void __devinit bnx2x_get_common_hwinfo(struct bnx2x *bp) |
| 6905 | { |
| 6906 | u32 val, val2, val3, val4, id; |
Eilon Greenstein | 72ce58c | 2008-08-13 15:52:46 -0700 | [diff] [blame] | 6907 | u16 pmc; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6908 | |
| 6909 | /* Get the chip revision id and number. */ |
| 6910 | /* chip num:16-31, rev:12-15, metal:4-11, bond_id:0-3 */ |
| 6911 | val = REG_RD(bp, MISC_REG_CHIP_NUM); |
| 6912 | id = ((val & 0xffff) << 16); |
| 6913 | val = REG_RD(bp, MISC_REG_CHIP_REV); |
| 6914 | id |= ((val & 0xf) << 12); |
| 6915 | val = REG_RD(bp, MISC_REG_CHIP_METAL); |
| 6916 | id |= ((val & 0xff) << 4); |
| 6917 | REG_RD(bp, MISC_REG_BOND_ID); |
| 6918 | id |= (val & 0xf); |
| 6919 | bp->common.chip_id = id; |
| 6920 | bp->link_params.chip_id = bp->common.chip_id; |
| 6921 | BNX2X_DEV_INFO("chip ID is 0x%x\n", id); |
| 6922 | |
| 6923 | val = REG_RD(bp, MCP_REG_MCPR_NVM_CFG4); |
| 6924 | bp->common.flash_size = (NVRAM_1MB_SIZE << |
| 6925 | (val & MCPR_NVM_CFG4_FLASH_SIZE)); |
| 6926 | BNX2X_DEV_INFO("flash_size 0x%x (%d)\n", |
| 6927 | bp->common.flash_size, bp->common.flash_size); |
| 6928 | |
| 6929 | bp->common.shmem_base = REG_RD(bp, MISC_REG_SHARED_MEM_ADDR); |
| 6930 | bp->link_params.shmem_base = bp->common.shmem_base; |
| 6931 | BNX2X_DEV_INFO("shmem offset is 0x%x\n", bp->common.shmem_base); |
| 6932 | |
| 6933 | if (!bp->common.shmem_base || |
| 6934 | (bp->common.shmem_base < 0xA0000) || |
| 6935 | (bp->common.shmem_base >= 0xC0000)) { |
| 6936 | BNX2X_DEV_INFO("MCP not active\n"); |
| 6937 | bp->flags |= NO_MCP_FLAG; |
| 6938 | return; |
| 6939 | } |
| 6940 | |
| 6941 | val = SHMEM_RD(bp, validity_map[BP_PORT(bp)]); |
| 6942 | if ((val & (SHR_MEM_VALIDITY_DEV_INFO | SHR_MEM_VALIDITY_MB)) |
| 6943 | != (SHR_MEM_VALIDITY_DEV_INFO | SHR_MEM_VALIDITY_MB)) |
| 6944 | BNX2X_ERR("BAD MCP validity signature\n"); |
| 6945 | |
| 6946 | bp->common.hw_config = SHMEM_RD(bp, dev_info.shared_hw_config.config); |
| 6947 | bp->common.board = SHMEM_RD(bp, dev_info.shared_hw_config.board); |
| 6948 | |
| 6949 | BNX2X_DEV_INFO("hw_config 0x%08x board 0x%08x\n", |
| 6950 | bp->common.hw_config, bp->common.board); |
| 6951 | |
| 6952 | bp->link_params.hw_led_mode = ((bp->common.hw_config & |
| 6953 | SHARED_HW_CFG_LED_MODE_MASK) >> |
| 6954 | SHARED_HW_CFG_LED_MODE_SHIFT); |
| 6955 | |
| 6956 | val = SHMEM_RD(bp, dev_info.bc_rev) >> 8; |
| 6957 | bp->common.bc_ver = val; |
| 6958 | BNX2X_DEV_INFO("bc_ver %X\n", val); |
| 6959 | if (val < BNX2X_BC_VER) { |
| 6960 | /* for now only warn |
| 6961 | * later we might need to enforce this */ |
| 6962 | BNX2X_ERR("This driver needs bc_ver %X but found %X," |
| 6963 | " please upgrade BC\n", BNX2X_BC_VER, val); |
| 6964 | } |
Eilon Greenstein | 72ce58c | 2008-08-13 15:52:46 -0700 | [diff] [blame] | 6965 | |
| 6966 | if (BP_E1HVN(bp) == 0) { |
| 6967 | pci_read_config_word(bp->pdev, bp->pm_cap + PCI_PM_PMC, &pmc); |
| 6968 | bp->flags |= (pmc & PCI_PM_CAP_PME_D3cold) ? 0 : NO_WOL_FLAG; |
| 6969 | } else { |
| 6970 | /* no WOL capability for E1HVN != 0 */ |
| 6971 | bp->flags |= NO_WOL_FLAG; |
| 6972 | } |
| 6973 | BNX2X_DEV_INFO("%sWoL capable\n", |
| 6974 | (bp->flags & NO_WOL_FLAG) ? "Not " : ""); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 6975 | |
| 6976 | val = SHMEM_RD(bp, dev_info.shared_hw_config.part_num); |
| 6977 | val2 = SHMEM_RD(bp, dev_info.shared_hw_config.part_num[4]); |
| 6978 | val3 = SHMEM_RD(bp, dev_info.shared_hw_config.part_num[8]); |
| 6979 | val4 = SHMEM_RD(bp, dev_info.shared_hw_config.part_num[12]); |
| 6980 | |
| 6981 | printk(KERN_INFO PFX "part number %X-%X-%X-%X\n", |
| 6982 | val, val2, val3, val4); |
| 6983 | } |
| 6984 | |
| 6985 | static void __devinit bnx2x_link_settings_supported(struct bnx2x *bp, |
| 6986 | u32 switch_cfg) |
| 6987 | { |
| 6988 | int port = BP_PORT(bp); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6989 | u32 ext_phy_type; |
| 6990 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6991 | switch (switch_cfg) { |
| 6992 | case SWITCH_CFG_1G: |
| 6993 | BNX2X_DEV_INFO("switch_cfg 0x%x (1G)\n", switch_cfg); |
| 6994 | |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 6995 | ext_phy_type = |
| 6996 | SERDES_EXT_PHY_TYPE(bp->link_params.ext_phy_config); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 6997 | switch (ext_phy_type) { |
| 6998 | case PORT_HW_CFG_SERDES_EXT_PHY_TYPE_DIRECT: |
| 6999 | BNX2X_DEV_INFO("ext_phy_type 0x%x (Direct)\n", |
| 7000 | ext_phy_type); |
| 7001 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7002 | bp->port.supported |= (SUPPORTED_10baseT_Half | |
| 7003 | SUPPORTED_10baseT_Full | |
| 7004 | SUPPORTED_100baseT_Half | |
| 7005 | SUPPORTED_100baseT_Full | |
| 7006 | SUPPORTED_1000baseT_Full | |
| 7007 | SUPPORTED_2500baseX_Full | |
| 7008 | SUPPORTED_TP | |
| 7009 | SUPPORTED_FIBRE | |
| 7010 | SUPPORTED_Autoneg | |
| 7011 | SUPPORTED_Pause | |
| 7012 | SUPPORTED_Asym_Pause); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7013 | break; |
| 7014 | |
| 7015 | case PORT_HW_CFG_SERDES_EXT_PHY_TYPE_BCM5482: |
| 7016 | BNX2X_DEV_INFO("ext_phy_type 0x%x (5482)\n", |
| 7017 | ext_phy_type); |
| 7018 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7019 | bp->port.supported |= (SUPPORTED_10baseT_Half | |
| 7020 | SUPPORTED_10baseT_Full | |
| 7021 | SUPPORTED_100baseT_Half | |
| 7022 | SUPPORTED_100baseT_Full | |
| 7023 | SUPPORTED_1000baseT_Full | |
| 7024 | SUPPORTED_TP | |
| 7025 | SUPPORTED_FIBRE | |
| 7026 | SUPPORTED_Autoneg | |
| 7027 | SUPPORTED_Pause | |
| 7028 | SUPPORTED_Asym_Pause); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7029 | break; |
| 7030 | |
| 7031 | default: |
| 7032 | BNX2X_ERR("NVRAM config error. " |
| 7033 | "BAD SerDes ext_phy_config 0x%x\n", |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 7034 | bp->link_params.ext_phy_config); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7035 | return; |
| 7036 | } |
| 7037 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7038 | bp->port.phy_addr = REG_RD(bp, NIG_REG_SERDES0_CTRL_PHY_ADDR + |
| 7039 | port*0x10); |
| 7040 | BNX2X_DEV_INFO("phy_addr 0x%x\n", bp->port.phy_addr); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7041 | break; |
| 7042 | |
| 7043 | case SWITCH_CFG_10G: |
| 7044 | BNX2X_DEV_INFO("switch_cfg 0x%x (10G)\n", switch_cfg); |
| 7045 | |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 7046 | ext_phy_type = |
| 7047 | XGXS_EXT_PHY_TYPE(bp->link_params.ext_phy_config); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7048 | switch (ext_phy_type) { |
| 7049 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT: |
| 7050 | BNX2X_DEV_INFO("ext_phy_type 0x%x (Direct)\n", |
| 7051 | ext_phy_type); |
| 7052 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7053 | bp->port.supported |= (SUPPORTED_10baseT_Half | |
| 7054 | SUPPORTED_10baseT_Full | |
| 7055 | SUPPORTED_100baseT_Half | |
| 7056 | SUPPORTED_100baseT_Full | |
| 7057 | SUPPORTED_1000baseT_Full | |
| 7058 | SUPPORTED_2500baseX_Full | |
| 7059 | SUPPORTED_10000baseT_Full | |
| 7060 | SUPPORTED_TP | |
| 7061 | SUPPORTED_FIBRE | |
| 7062 | SUPPORTED_Autoneg | |
| 7063 | SUPPORTED_Pause | |
| 7064 | SUPPORTED_Asym_Pause); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7065 | break; |
| 7066 | |
| 7067 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8705: |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 7068 | BNX2X_DEV_INFO("ext_phy_type 0x%x (8705)\n", |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7069 | ext_phy_type); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7070 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7071 | bp->port.supported |= (SUPPORTED_10000baseT_Full | |
| 7072 | SUPPORTED_FIBRE | |
| 7073 | SUPPORTED_Pause | |
| 7074 | SUPPORTED_Asym_Pause); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7075 | break; |
| 7076 | |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 7077 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8706: |
| 7078 | BNX2X_DEV_INFO("ext_phy_type 0x%x (8706)\n", |
| 7079 | ext_phy_type); |
| 7080 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7081 | bp->port.supported |= (SUPPORTED_10000baseT_Full | |
| 7082 | SUPPORTED_1000baseT_Full | |
| 7083 | SUPPORTED_FIBRE | |
| 7084 | SUPPORTED_Pause | |
| 7085 | SUPPORTED_Asym_Pause); |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 7086 | break; |
| 7087 | |
| 7088 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8072: |
| 7089 | BNX2X_DEV_INFO("ext_phy_type 0x%x (8072)\n", |
| 7090 | ext_phy_type); |
| 7091 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7092 | bp->port.supported |= (SUPPORTED_10000baseT_Full | |
| 7093 | SUPPORTED_1000baseT_Full | |
| 7094 | SUPPORTED_FIBRE | |
| 7095 | SUPPORTED_Autoneg | |
| 7096 | SUPPORTED_Pause | |
| 7097 | SUPPORTED_Asym_Pause); |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 7098 | break; |
| 7099 | |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 7100 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073: |
| 7101 | BNX2X_DEV_INFO("ext_phy_type 0x%x (8073)\n", |
| 7102 | ext_phy_type); |
| 7103 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7104 | bp->port.supported |= (SUPPORTED_10000baseT_Full | |
| 7105 | SUPPORTED_2500baseX_Full | |
| 7106 | SUPPORTED_1000baseT_Full | |
| 7107 | SUPPORTED_FIBRE | |
| 7108 | SUPPORTED_Autoneg | |
| 7109 | SUPPORTED_Pause | |
| 7110 | SUPPORTED_Asym_Pause); |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 7111 | break; |
| 7112 | |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 7113 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101: |
| 7114 | BNX2X_DEV_INFO("ext_phy_type 0x%x (SFX7101)\n", |
| 7115 | ext_phy_type); |
| 7116 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7117 | bp->port.supported |= (SUPPORTED_10000baseT_Full | |
| 7118 | SUPPORTED_TP | |
| 7119 | SUPPORTED_Autoneg | |
| 7120 | SUPPORTED_Pause | |
| 7121 | SUPPORTED_Asym_Pause); |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 7122 | break; |
| 7123 | |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 7124 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_FAILURE: |
| 7125 | BNX2X_ERR("XGXS PHY Failure detected 0x%x\n", |
| 7126 | bp->link_params.ext_phy_config); |
| 7127 | break; |
| 7128 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7129 | default: |
| 7130 | BNX2X_ERR("NVRAM config error. " |
| 7131 | "BAD XGXS ext_phy_config 0x%x\n", |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 7132 | bp->link_params.ext_phy_config); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7133 | return; |
| 7134 | } |
| 7135 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7136 | bp->port.phy_addr = REG_RD(bp, NIG_REG_XGXS0_CTRL_PHY_ADDR + |
| 7137 | port*0x18); |
| 7138 | BNX2X_DEV_INFO("phy_addr 0x%x\n", bp->port.phy_addr); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7139 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7140 | break; |
| 7141 | |
| 7142 | default: |
| 7143 | BNX2X_ERR("BAD switch_cfg link_config 0x%x\n", |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7144 | bp->port.link_config); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7145 | return; |
| 7146 | } |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7147 | bp->link_params.phy_addr = bp->port.phy_addr; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7148 | |
| 7149 | /* mask what we support according to speed_cap_mask */ |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 7150 | if (!(bp->link_params.speed_cap_mask & |
| 7151 | PORT_HW_CFG_SPEED_CAPABILITY_D0_10M_HALF)) |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7152 | bp->port.supported &= ~SUPPORTED_10baseT_Half; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7153 | |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 7154 | if (!(bp->link_params.speed_cap_mask & |
| 7155 | PORT_HW_CFG_SPEED_CAPABILITY_D0_10M_FULL)) |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7156 | bp->port.supported &= ~SUPPORTED_10baseT_Full; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7157 | |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 7158 | if (!(bp->link_params.speed_cap_mask & |
| 7159 | PORT_HW_CFG_SPEED_CAPABILITY_D0_100M_HALF)) |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7160 | bp->port.supported &= ~SUPPORTED_100baseT_Half; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7161 | |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 7162 | if (!(bp->link_params.speed_cap_mask & |
| 7163 | PORT_HW_CFG_SPEED_CAPABILITY_D0_100M_FULL)) |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7164 | bp->port.supported &= ~SUPPORTED_100baseT_Full; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7165 | |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 7166 | if (!(bp->link_params.speed_cap_mask & |
| 7167 | PORT_HW_CFG_SPEED_CAPABILITY_D0_1G)) |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7168 | bp->port.supported &= ~(SUPPORTED_1000baseT_Half | |
| 7169 | SUPPORTED_1000baseT_Full); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7170 | |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 7171 | if (!(bp->link_params.speed_cap_mask & |
| 7172 | PORT_HW_CFG_SPEED_CAPABILITY_D0_2_5G)) |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7173 | bp->port.supported &= ~SUPPORTED_2500baseX_Full; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7174 | |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 7175 | if (!(bp->link_params.speed_cap_mask & |
| 7176 | PORT_HW_CFG_SPEED_CAPABILITY_D0_10G)) |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7177 | bp->port.supported &= ~SUPPORTED_10000baseT_Full; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7178 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7179 | BNX2X_DEV_INFO("supported 0x%x\n", bp->port.supported); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7180 | } |
| 7181 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7182 | static void __devinit bnx2x_link_settings_requested(struct bnx2x *bp) |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7183 | { |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 7184 | bp->link_params.req_duplex = DUPLEX_FULL; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7185 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7186 | switch (bp->port.link_config & PORT_FEATURE_LINK_SPEED_MASK) { |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7187 | case PORT_FEATURE_LINK_SPEED_AUTO: |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7188 | if (bp->port.supported & SUPPORTED_Autoneg) { |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 7189 | bp->link_params.req_line_speed = SPEED_AUTO_NEG; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7190 | bp->port.advertising = bp->port.supported; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7191 | } else { |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 7192 | u32 ext_phy_type = |
| 7193 | XGXS_EXT_PHY_TYPE(bp->link_params.ext_phy_config); |
| 7194 | |
| 7195 | if ((ext_phy_type == |
| 7196 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8705) || |
| 7197 | (ext_phy_type == |
| 7198 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8706)) { |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7199 | /* force 10G, no AN */ |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 7200 | bp->link_params.req_line_speed = SPEED_10000; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7201 | bp->port.advertising = |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7202 | (ADVERTISED_10000baseT_Full | |
| 7203 | ADVERTISED_FIBRE); |
| 7204 | break; |
| 7205 | } |
| 7206 | BNX2X_ERR("NVRAM config error. " |
| 7207 | "Invalid link_config 0x%x" |
| 7208 | " Autoneg not supported\n", |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7209 | bp->port.link_config); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7210 | return; |
| 7211 | } |
| 7212 | break; |
| 7213 | |
| 7214 | case PORT_FEATURE_LINK_SPEED_10M_FULL: |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7215 | if (bp->port.supported & SUPPORTED_10baseT_Full) { |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 7216 | bp->link_params.req_line_speed = SPEED_10; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7217 | bp->port.advertising = (ADVERTISED_10baseT_Full | |
| 7218 | ADVERTISED_TP); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7219 | } else { |
| 7220 | BNX2X_ERR("NVRAM config error. " |
| 7221 | "Invalid link_config 0x%x" |
| 7222 | " speed_cap_mask 0x%x\n", |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7223 | bp->port.link_config, |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 7224 | bp->link_params.speed_cap_mask); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7225 | return; |
| 7226 | } |
| 7227 | break; |
| 7228 | |
| 7229 | case PORT_FEATURE_LINK_SPEED_10M_HALF: |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7230 | if (bp->port.supported & SUPPORTED_10baseT_Half) { |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 7231 | bp->link_params.req_line_speed = SPEED_10; |
| 7232 | bp->link_params.req_duplex = DUPLEX_HALF; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7233 | bp->port.advertising = (ADVERTISED_10baseT_Half | |
| 7234 | ADVERTISED_TP); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7235 | } else { |
| 7236 | BNX2X_ERR("NVRAM config error. " |
| 7237 | "Invalid link_config 0x%x" |
| 7238 | " speed_cap_mask 0x%x\n", |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7239 | bp->port.link_config, |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 7240 | bp->link_params.speed_cap_mask); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7241 | return; |
| 7242 | } |
| 7243 | break; |
| 7244 | |
| 7245 | case PORT_FEATURE_LINK_SPEED_100M_FULL: |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7246 | if (bp->port.supported & SUPPORTED_100baseT_Full) { |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 7247 | bp->link_params.req_line_speed = SPEED_100; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7248 | bp->port.advertising = (ADVERTISED_100baseT_Full | |
| 7249 | ADVERTISED_TP); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7250 | } else { |
| 7251 | BNX2X_ERR("NVRAM config error. " |
| 7252 | "Invalid link_config 0x%x" |
| 7253 | " speed_cap_mask 0x%x\n", |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7254 | bp->port.link_config, |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 7255 | bp->link_params.speed_cap_mask); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7256 | return; |
| 7257 | } |
| 7258 | break; |
| 7259 | |
| 7260 | case PORT_FEATURE_LINK_SPEED_100M_HALF: |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7261 | if (bp->port.supported & SUPPORTED_100baseT_Half) { |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 7262 | bp->link_params.req_line_speed = SPEED_100; |
| 7263 | bp->link_params.req_duplex = DUPLEX_HALF; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7264 | bp->port.advertising = (ADVERTISED_100baseT_Half | |
| 7265 | ADVERTISED_TP); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7266 | } else { |
| 7267 | BNX2X_ERR("NVRAM config error. " |
| 7268 | "Invalid link_config 0x%x" |
| 7269 | " speed_cap_mask 0x%x\n", |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7270 | bp->port.link_config, |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 7271 | bp->link_params.speed_cap_mask); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7272 | return; |
| 7273 | } |
| 7274 | break; |
| 7275 | |
| 7276 | case PORT_FEATURE_LINK_SPEED_1G: |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7277 | if (bp->port.supported & SUPPORTED_1000baseT_Full) { |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 7278 | bp->link_params.req_line_speed = SPEED_1000; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7279 | bp->port.advertising = (ADVERTISED_1000baseT_Full | |
| 7280 | ADVERTISED_TP); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7281 | } else { |
| 7282 | BNX2X_ERR("NVRAM config error. " |
| 7283 | "Invalid link_config 0x%x" |
| 7284 | " speed_cap_mask 0x%x\n", |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7285 | bp->port.link_config, |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 7286 | bp->link_params.speed_cap_mask); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7287 | return; |
| 7288 | } |
| 7289 | break; |
| 7290 | |
| 7291 | case PORT_FEATURE_LINK_SPEED_2_5G: |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7292 | if (bp->port.supported & SUPPORTED_2500baseX_Full) { |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 7293 | bp->link_params.req_line_speed = SPEED_2500; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7294 | bp->port.advertising = (ADVERTISED_2500baseX_Full | |
| 7295 | ADVERTISED_TP); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7296 | } else { |
| 7297 | BNX2X_ERR("NVRAM config error. " |
| 7298 | "Invalid link_config 0x%x" |
| 7299 | " speed_cap_mask 0x%x\n", |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7300 | bp->port.link_config, |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 7301 | bp->link_params.speed_cap_mask); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7302 | return; |
| 7303 | } |
| 7304 | break; |
| 7305 | |
| 7306 | case PORT_FEATURE_LINK_SPEED_10G_CX4: |
| 7307 | case PORT_FEATURE_LINK_SPEED_10G_KX4: |
| 7308 | case PORT_FEATURE_LINK_SPEED_10G_KR: |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7309 | if (bp->port.supported & SUPPORTED_10000baseT_Full) { |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 7310 | bp->link_params.req_line_speed = SPEED_10000; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7311 | bp->port.advertising = (ADVERTISED_10000baseT_Full | |
| 7312 | ADVERTISED_FIBRE); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7313 | } else { |
| 7314 | BNX2X_ERR("NVRAM config error. " |
| 7315 | "Invalid link_config 0x%x" |
| 7316 | " speed_cap_mask 0x%x\n", |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7317 | bp->port.link_config, |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 7318 | bp->link_params.speed_cap_mask); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7319 | return; |
| 7320 | } |
| 7321 | break; |
| 7322 | |
| 7323 | default: |
| 7324 | BNX2X_ERR("NVRAM config error. " |
| 7325 | "BAD link speed link_config 0x%x\n", |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7326 | bp->port.link_config); |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 7327 | bp->link_params.req_line_speed = SPEED_AUTO_NEG; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7328 | bp->port.advertising = bp->port.supported; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7329 | break; |
| 7330 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7331 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7332 | bp->link_params.req_flow_ctrl = (bp->port.link_config & |
| 7333 | PORT_FEATURE_FLOW_CONTROL_MASK); |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 7334 | if ((bp->link_params.req_flow_ctrl == FLOW_CTRL_AUTO) && |
Randy Dunlap | 4ab84d4 | 2008-08-07 20:33:19 -0700 | [diff] [blame] | 7335 | !(bp->port.supported & SUPPORTED_Autoneg)) |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 7336 | bp->link_params.req_flow_ctrl = FLOW_CTRL_NONE; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7337 | |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 7338 | 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] | 7339 | " advertising 0x%x\n", |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 7340 | bp->link_params.req_line_speed, |
| 7341 | bp->link_params.req_duplex, |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7342 | bp->link_params.req_flow_ctrl, bp->port.advertising); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7343 | } |
| 7344 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7345 | static void __devinit bnx2x_get_port_hwinfo(struct bnx2x *bp) |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7346 | { |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7347 | int port = BP_PORT(bp); |
| 7348 | u32 val, val2; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7349 | |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 7350 | bp->link_params.bp = bp; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7351 | bp->link_params.port = port; |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 7352 | |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 7353 | bp->link_params.serdes_config = |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 7354 | SHMEM_RD(bp, dev_info.port_hw_config[port].serdes_config); |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 7355 | bp->link_params.lane_config = |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7356 | SHMEM_RD(bp, dev_info.port_hw_config[port].lane_config); |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 7357 | bp->link_params.ext_phy_config = |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7358 | SHMEM_RD(bp, |
| 7359 | dev_info.port_hw_config[port].external_phy_config); |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 7360 | bp->link_params.speed_cap_mask = |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7361 | SHMEM_RD(bp, |
| 7362 | dev_info.port_hw_config[port].speed_capability_mask); |
| 7363 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7364 | bp->port.link_config = |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7365 | SHMEM_RD(bp, dev_info.port_feature_config[port].link_config); |
| 7366 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7367 | BNX2X_DEV_INFO("serdes_config 0x%08x lane_config 0x%08x\n" |
| 7368 | KERN_INFO " ext_phy_config 0x%08x speed_cap_mask 0x%08x" |
| 7369 | " link_config 0x%08x\n", |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 7370 | bp->link_params.serdes_config, |
| 7371 | bp->link_params.lane_config, |
| 7372 | bp->link_params.ext_phy_config, |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7373 | bp->link_params.speed_cap_mask, bp->port.link_config); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7374 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7375 | bp->link_params.switch_cfg = (bp->port.link_config & |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 7376 | PORT_FEATURE_CONNECTED_SWITCH_MASK); |
| 7377 | bnx2x_link_settings_supported(bp, bp->link_params.switch_cfg); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7378 | |
| 7379 | bnx2x_link_settings_requested(bp); |
| 7380 | |
| 7381 | val2 = SHMEM_RD(bp, dev_info.port_hw_config[port].mac_upper); |
| 7382 | val = SHMEM_RD(bp, dev_info.port_hw_config[port].mac_lower); |
| 7383 | bp->dev->dev_addr[0] = (u8)(val2 >> 8 & 0xff); |
| 7384 | bp->dev->dev_addr[1] = (u8)(val2 & 0xff); |
| 7385 | bp->dev->dev_addr[2] = (u8)(val >> 24 & 0xff); |
| 7386 | bp->dev->dev_addr[3] = (u8)(val >> 16 & 0xff); |
| 7387 | bp->dev->dev_addr[4] = (u8)(val >> 8 & 0xff); |
| 7388 | bp->dev->dev_addr[5] = (u8)(val & 0xff); |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 7389 | memcpy(bp->link_params.mac_addr, bp->dev->dev_addr, ETH_ALEN); |
| 7390 | memcpy(bp->dev->perm_addr, bp->dev->dev_addr, ETH_ALEN); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7391 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7392 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7393 | static int __devinit bnx2x_get_hwinfo(struct bnx2x *bp) |
| 7394 | { |
| 7395 | int func = BP_FUNC(bp); |
| 7396 | u32 val, val2; |
| 7397 | int rc = 0; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7398 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7399 | bnx2x_get_common_hwinfo(bp); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7400 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7401 | bp->e1hov = 0; |
| 7402 | bp->e1hmf = 0; |
| 7403 | if (CHIP_IS_E1H(bp)) { |
| 7404 | bp->mf_config = |
| 7405 | SHMEM_RD(bp, mf_cfg.func_mf_config[func].config); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7406 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7407 | val = |
| 7408 | (SHMEM_RD(bp, mf_cfg.func_mf_config[func].e1hov_tag) & |
| 7409 | FUNC_MF_CFG_E1HOV_TAG_MASK); |
| 7410 | if (val != FUNC_MF_CFG_E1HOV_TAG_DEFAULT) { |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7411 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7412 | bp->e1hov = val; |
| 7413 | bp->e1hmf = 1; |
| 7414 | BNX2X_DEV_INFO("MF mode E1HOV for func %d is %d " |
| 7415 | "(0x%04x)\n", |
| 7416 | func, bp->e1hov, bp->e1hov); |
| 7417 | } else { |
| 7418 | BNX2X_DEV_INFO("Single function mode\n"); |
| 7419 | if (BP_E1HVN(bp)) { |
| 7420 | BNX2X_ERR("!!! No valid E1HOV for func %d," |
| 7421 | " aborting\n", func); |
| 7422 | rc = -EPERM; |
| 7423 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7424 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7425 | } |
| 7426 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7427 | if (!BP_NOMCP(bp)) { |
| 7428 | bnx2x_get_port_hwinfo(bp); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7429 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7430 | bp->fw_seq = (SHMEM_RD(bp, func_mb[func].drv_mb_header) & |
| 7431 | DRV_MSG_SEQ_NUMBER_MASK); |
| 7432 | BNX2X_DEV_INFO("fw_seq 0x%08x\n", bp->fw_seq); |
| 7433 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7434 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7435 | if (IS_E1HMF(bp)) { |
| 7436 | val2 = SHMEM_RD(bp, mf_cfg.func_mf_config[func].mac_upper); |
| 7437 | val = SHMEM_RD(bp, mf_cfg.func_mf_config[func].mac_lower); |
| 7438 | if ((val2 != FUNC_MF_CFG_UPPERMAC_DEFAULT) && |
| 7439 | (val != FUNC_MF_CFG_LOWERMAC_DEFAULT)) { |
| 7440 | bp->dev->dev_addr[0] = (u8)(val2 >> 8 & 0xff); |
| 7441 | bp->dev->dev_addr[1] = (u8)(val2 & 0xff); |
| 7442 | bp->dev->dev_addr[2] = (u8)(val >> 24 & 0xff); |
| 7443 | bp->dev->dev_addr[3] = (u8)(val >> 16 & 0xff); |
| 7444 | bp->dev->dev_addr[4] = (u8)(val >> 8 & 0xff); |
| 7445 | bp->dev->dev_addr[5] = (u8)(val & 0xff); |
| 7446 | memcpy(bp->link_params.mac_addr, bp->dev->dev_addr, |
| 7447 | ETH_ALEN); |
| 7448 | memcpy(bp->dev->perm_addr, bp->dev->dev_addr, |
| 7449 | ETH_ALEN); |
| 7450 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7451 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7452 | return rc; |
| 7453 | } |
| 7454 | |
| 7455 | if (BP_NOMCP(bp)) { |
| 7456 | /* only supposed to happen on emulation/FPGA */ |
| 7457 | BNX2X_ERR("warning rendom MAC workaround active\n"); |
| 7458 | random_ether_addr(bp->dev->dev_addr); |
| 7459 | memcpy(bp->dev->perm_addr, bp->dev->dev_addr, ETH_ALEN); |
| 7460 | } |
| 7461 | |
| 7462 | return rc; |
| 7463 | } |
| 7464 | |
| 7465 | static int __devinit bnx2x_init_bp(struct bnx2x *bp) |
| 7466 | { |
| 7467 | int func = BP_FUNC(bp); |
| 7468 | int rc; |
| 7469 | |
Vladislav Zolotarov | da5a662 | 2008-08-13 15:50:00 -0700 | [diff] [blame] | 7470 | /* Disable interrupt handling until HW is initialized */ |
| 7471 | atomic_set(&bp->intr_sem, 1); |
| 7472 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7473 | mutex_init(&bp->port.phy_mutex); |
| 7474 | |
| 7475 | INIT_WORK(&bp->sp_task, bnx2x_sp_task); |
| 7476 | INIT_WORK(&bp->reset_task, bnx2x_reset_task); |
| 7477 | |
| 7478 | rc = bnx2x_get_hwinfo(bp); |
| 7479 | |
| 7480 | /* need to reset chip if undi was active */ |
| 7481 | if (!BP_NOMCP(bp)) |
| 7482 | bnx2x_undi_unload(bp); |
| 7483 | |
| 7484 | if (CHIP_REV_IS_FPGA(bp)) |
| 7485 | printk(KERN_ERR PFX "FPGA detected\n"); |
| 7486 | |
| 7487 | if (BP_NOMCP(bp) && (func == 0)) |
| 7488 | printk(KERN_ERR PFX |
| 7489 | "MCP disabled, must load devices in order!\n"); |
| 7490 | |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 7491 | /* Set TPA flags */ |
| 7492 | if (disable_tpa) { |
| 7493 | bp->flags &= ~TPA_ENABLE_FLAG; |
| 7494 | bp->dev->features &= ~NETIF_F_LRO; |
| 7495 | } else { |
| 7496 | bp->flags |= TPA_ENABLE_FLAG; |
| 7497 | bp->dev->features |= NETIF_F_LRO; |
| 7498 | } |
| 7499 | |
| 7500 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7501 | bp->tx_ring_size = MAX_TX_AVAIL; |
| 7502 | bp->rx_ring_size = MAX_RX_AVAIL; |
| 7503 | |
| 7504 | bp->rx_csum = 1; |
| 7505 | bp->rx_offset = 0; |
| 7506 | |
| 7507 | bp->tx_ticks = 50; |
| 7508 | bp->rx_ticks = 25; |
| 7509 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7510 | bp->timer_interval = (CHIP_REV_IS_SLOW(bp) ? 5*HZ : HZ); |
| 7511 | bp->current_interval = (poll ? poll : bp->timer_interval); |
| 7512 | |
| 7513 | init_timer(&bp->timer); |
| 7514 | bp->timer.expires = jiffies + bp->current_interval; |
| 7515 | bp->timer.data = (unsigned long) bp; |
| 7516 | bp->timer.function = bnx2x_timer; |
| 7517 | |
| 7518 | return rc; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7519 | } |
| 7520 | |
| 7521 | /* |
| 7522 | * ethtool service functions |
| 7523 | */ |
| 7524 | |
| 7525 | /* All ethtool functions called with rtnl_lock */ |
| 7526 | |
| 7527 | static int bnx2x_get_settings(struct net_device *dev, struct ethtool_cmd *cmd) |
| 7528 | { |
| 7529 | struct bnx2x *bp = netdev_priv(dev); |
| 7530 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7531 | cmd->supported = bp->port.supported; |
| 7532 | cmd->advertising = bp->port.advertising; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7533 | |
| 7534 | if (netif_carrier_ok(dev)) { |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 7535 | cmd->speed = bp->link_vars.line_speed; |
| 7536 | cmd->duplex = bp->link_vars.duplex; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7537 | } else { |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 7538 | cmd->speed = bp->link_params.req_line_speed; |
| 7539 | cmd->duplex = bp->link_params.req_duplex; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7540 | } |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7541 | if (IS_E1HMF(bp)) { |
| 7542 | u16 vn_max_rate; |
| 7543 | |
| 7544 | vn_max_rate = ((bp->mf_config & FUNC_MF_CFG_MAX_BW_MASK) >> |
| 7545 | FUNC_MF_CFG_MAX_BW_SHIFT) * 100; |
| 7546 | if (vn_max_rate < cmd->speed) |
| 7547 | cmd->speed = vn_max_rate; |
| 7548 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7549 | |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 7550 | if (bp->link_params.switch_cfg == SWITCH_CFG_10G) { |
| 7551 | u32 ext_phy_type = |
| 7552 | XGXS_EXT_PHY_TYPE(bp->link_params.ext_phy_config); |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 7553 | |
| 7554 | switch (ext_phy_type) { |
| 7555 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT: |
| 7556 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8705: |
| 7557 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8706: |
| 7558 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8072: |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 7559 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073: |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 7560 | cmd->port = PORT_FIBRE; |
| 7561 | break; |
| 7562 | |
| 7563 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101: |
| 7564 | cmd->port = PORT_TP; |
| 7565 | break; |
| 7566 | |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 7567 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_FAILURE: |
| 7568 | BNX2X_ERR("XGXS PHY Failure detected 0x%x\n", |
| 7569 | bp->link_params.ext_phy_config); |
| 7570 | break; |
| 7571 | |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 7572 | default: |
| 7573 | DP(NETIF_MSG_LINK, "BAD XGXS ext_phy_config 0x%x\n", |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 7574 | bp->link_params.ext_phy_config); |
| 7575 | break; |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 7576 | } |
| 7577 | } else |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7578 | cmd->port = PORT_TP; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7579 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7580 | cmd->phy_address = bp->port.phy_addr; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7581 | cmd->transceiver = XCVR_INTERNAL; |
| 7582 | |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 7583 | if (bp->link_params.req_line_speed == SPEED_AUTO_NEG) |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7584 | cmd->autoneg = AUTONEG_ENABLE; |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 7585 | else |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7586 | cmd->autoneg = AUTONEG_DISABLE; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7587 | |
| 7588 | cmd->maxtxpkt = 0; |
| 7589 | cmd->maxrxpkt = 0; |
| 7590 | |
| 7591 | DP(NETIF_MSG_LINK, "ethtool_cmd: cmd %d\n" |
| 7592 | DP_LEVEL " supported 0x%x advertising 0x%x speed %d\n" |
| 7593 | DP_LEVEL " duplex %d port %d phy_address %d transceiver %d\n" |
| 7594 | DP_LEVEL " autoneg %d maxtxpkt %d maxrxpkt %d\n", |
| 7595 | cmd->cmd, cmd->supported, cmd->advertising, cmd->speed, |
| 7596 | cmd->duplex, cmd->port, cmd->phy_address, cmd->transceiver, |
| 7597 | cmd->autoneg, cmd->maxtxpkt, cmd->maxrxpkt); |
| 7598 | |
| 7599 | return 0; |
| 7600 | } |
| 7601 | |
| 7602 | static int bnx2x_set_settings(struct net_device *dev, struct ethtool_cmd *cmd) |
| 7603 | { |
| 7604 | struct bnx2x *bp = netdev_priv(dev); |
| 7605 | u32 advertising; |
| 7606 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7607 | if (IS_E1HMF(bp)) |
| 7608 | return 0; |
| 7609 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7610 | DP(NETIF_MSG_LINK, "ethtool_cmd: cmd %d\n" |
| 7611 | DP_LEVEL " supported 0x%x advertising 0x%x speed %d\n" |
| 7612 | DP_LEVEL " duplex %d port %d phy_address %d transceiver %d\n" |
| 7613 | DP_LEVEL " autoneg %d maxtxpkt %d maxrxpkt %d\n", |
| 7614 | cmd->cmd, cmd->supported, cmd->advertising, cmd->speed, |
| 7615 | cmd->duplex, cmd->port, cmd->phy_address, cmd->transceiver, |
| 7616 | cmd->autoneg, cmd->maxtxpkt, cmd->maxrxpkt); |
| 7617 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7618 | if (cmd->autoneg == AUTONEG_ENABLE) { |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7619 | if (!(bp->port.supported & SUPPORTED_Autoneg)) { |
| 7620 | DP(NETIF_MSG_LINK, "Autoneg not supported\n"); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7621 | return -EINVAL; |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 7622 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7623 | |
| 7624 | /* advertise the requested speed and duplex if supported */ |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7625 | cmd->advertising &= bp->port.supported; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7626 | |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 7627 | bp->link_params.req_line_speed = SPEED_AUTO_NEG; |
| 7628 | bp->link_params.req_duplex = DUPLEX_FULL; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7629 | bp->port.advertising |= (ADVERTISED_Autoneg | |
| 7630 | cmd->advertising); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7631 | |
| 7632 | } else { /* forced speed */ |
| 7633 | /* advertise the requested speed and duplex if supported */ |
| 7634 | switch (cmd->speed) { |
| 7635 | case SPEED_10: |
| 7636 | if (cmd->duplex == DUPLEX_FULL) { |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7637 | if (!(bp->port.supported & |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 7638 | SUPPORTED_10baseT_Full)) { |
| 7639 | DP(NETIF_MSG_LINK, |
| 7640 | "10M full not supported\n"); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7641 | return -EINVAL; |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 7642 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7643 | |
| 7644 | advertising = (ADVERTISED_10baseT_Full | |
| 7645 | ADVERTISED_TP); |
| 7646 | } else { |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7647 | if (!(bp->port.supported & |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 7648 | SUPPORTED_10baseT_Half)) { |
| 7649 | DP(NETIF_MSG_LINK, |
| 7650 | "10M half not supported\n"); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7651 | return -EINVAL; |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 7652 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7653 | |
| 7654 | advertising = (ADVERTISED_10baseT_Half | |
| 7655 | ADVERTISED_TP); |
| 7656 | } |
| 7657 | break; |
| 7658 | |
| 7659 | case SPEED_100: |
| 7660 | if (cmd->duplex == DUPLEX_FULL) { |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7661 | if (!(bp->port.supported & |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 7662 | SUPPORTED_100baseT_Full)) { |
| 7663 | DP(NETIF_MSG_LINK, |
| 7664 | "100M full not supported\n"); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7665 | return -EINVAL; |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 7666 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7667 | |
| 7668 | advertising = (ADVERTISED_100baseT_Full | |
| 7669 | ADVERTISED_TP); |
| 7670 | } else { |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7671 | if (!(bp->port.supported & |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 7672 | SUPPORTED_100baseT_Half)) { |
| 7673 | DP(NETIF_MSG_LINK, |
| 7674 | "100M half not supported\n"); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7675 | return -EINVAL; |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 7676 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7677 | |
| 7678 | advertising = (ADVERTISED_100baseT_Half | |
| 7679 | ADVERTISED_TP); |
| 7680 | } |
| 7681 | break; |
| 7682 | |
| 7683 | case SPEED_1000: |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 7684 | if (cmd->duplex != DUPLEX_FULL) { |
| 7685 | DP(NETIF_MSG_LINK, "1G half not supported\n"); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7686 | return -EINVAL; |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 7687 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7688 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7689 | if (!(bp->port.supported & SUPPORTED_1000baseT_Full)) { |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 7690 | DP(NETIF_MSG_LINK, "1G full not supported\n"); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7691 | return -EINVAL; |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 7692 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7693 | |
| 7694 | advertising = (ADVERTISED_1000baseT_Full | |
| 7695 | ADVERTISED_TP); |
| 7696 | break; |
| 7697 | |
| 7698 | case SPEED_2500: |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 7699 | if (cmd->duplex != DUPLEX_FULL) { |
| 7700 | DP(NETIF_MSG_LINK, |
| 7701 | "2.5G half not supported\n"); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7702 | return -EINVAL; |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 7703 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7704 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7705 | if (!(bp->port.supported & SUPPORTED_2500baseX_Full)) { |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 7706 | DP(NETIF_MSG_LINK, |
| 7707 | "2.5G full not supported\n"); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7708 | return -EINVAL; |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 7709 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7710 | |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 7711 | advertising = (ADVERTISED_2500baseX_Full | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7712 | ADVERTISED_TP); |
| 7713 | break; |
| 7714 | |
| 7715 | case SPEED_10000: |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 7716 | if (cmd->duplex != DUPLEX_FULL) { |
| 7717 | DP(NETIF_MSG_LINK, "10G half not supported\n"); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7718 | return -EINVAL; |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 7719 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7720 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7721 | if (!(bp->port.supported & SUPPORTED_10000baseT_Full)) { |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 7722 | DP(NETIF_MSG_LINK, "10G full not supported\n"); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7723 | return -EINVAL; |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 7724 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7725 | |
| 7726 | advertising = (ADVERTISED_10000baseT_Full | |
| 7727 | ADVERTISED_FIBRE); |
| 7728 | break; |
| 7729 | |
| 7730 | default: |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 7731 | DP(NETIF_MSG_LINK, "Unsupported speed\n"); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7732 | return -EINVAL; |
| 7733 | } |
| 7734 | |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 7735 | bp->link_params.req_line_speed = cmd->speed; |
| 7736 | bp->link_params.req_duplex = cmd->duplex; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7737 | bp->port.advertising = advertising; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7738 | } |
| 7739 | |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 7740 | DP(NETIF_MSG_LINK, "req_line_speed %d\n" |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7741 | DP_LEVEL " req_duplex %d advertising 0x%x\n", |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 7742 | bp->link_params.req_line_speed, bp->link_params.req_duplex, |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7743 | bp->port.advertising); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7744 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7745 | if (netif_running(dev)) { |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 7746 | bnx2x_stats_handle(bp, STATS_EVENT_STOP); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7747 | bnx2x_link_set(bp); |
| 7748 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7749 | |
| 7750 | return 0; |
| 7751 | } |
| 7752 | |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 7753 | #define PHY_FW_VER_LEN 10 |
| 7754 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7755 | static void bnx2x_get_drvinfo(struct net_device *dev, |
| 7756 | struct ethtool_drvinfo *info) |
| 7757 | { |
| 7758 | struct bnx2x *bp = netdev_priv(dev); |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 7759 | char phy_fw_ver[PHY_FW_VER_LEN]; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7760 | |
| 7761 | strcpy(info->driver, DRV_MODULE_NAME); |
| 7762 | strcpy(info->version, DRV_MODULE_VERSION); |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 7763 | |
| 7764 | phy_fw_ver[0] = '\0'; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7765 | if (bp->port.pmf) { |
Yitchak Gertner | 4a37fb6 | 2008-08-13 15:50:23 -0700 | [diff] [blame] | 7766 | bnx2x_acquire_phy_lock(bp); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7767 | bnx2x_get_ext_phy_fw_version(&bp->link_params, |
| 7768 | (bp->state != BNX2X_STATE_CLOSED), |
| 7769 | phy_fw_ver, PHY_FW_VER_LEN); |
Yitchak Gertner | 4a37fb6 | 2008-08-13 15:50:23 -0700 | [diff] [blame] | 7770 | bnx2x_release_phy_lock(bp); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7771 | } |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 7772 | |
| 7773 | snprintf(info->fw_version, 32, "%d.%d.%d:%d BC:%x%s%s", |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7774 | BCM_5710_FW_MAJOR_VERSION, BCM_5710_FW_MINOR_VERSION, |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 7775 | BCM_5710_FW_REVISION_VERSION, |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7776 | BCM_5710_FW_COMPILE_FLAGS, bp->common.bc_ver, |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 7777 | ((phy_fw_ver[0] != '\0')? " PHY:":""), phy_fw_ver); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7778 | strcpy(info->bus_info, pci_name(bp->pdev)); |
| 7779 | info->n_stats = BNX2X_NUM_STATS; |
| 7780 | info->testinfo_len = BNX2X_NUM_TESTS; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7781 | info->eedump_len = bp->common.flash_size; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7782 | info->regdump_len = 0; |
| 7783 | } |
| 7784 | |
| 7785 | static void bnx2x_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol) |
| 7786 | { |
| 7787 | struct bnx2x *bp = netdev_priv(dev); |
| 7788 | |
| 7789 | if (bp->flags & NO_WOL_FLAG) { |
| 7790 | wol->supported = 0; |
| 7791 | wol->wolopts = 0; |
| 7792 | } else { |
| 7793 | wol->supported = WAKE_MAGIC; |
| 7794 | if (bp->wol) |
| 7795 | wol->wolopts = WAKE_MAGIC; |
| 7796 | else |
| 7797 | wol->wolopts = 0; |
| 7798 | } |
| 7799 | memset(&wol->sopass, 0, sizeof(wol->sopass)); |
| 7800 | } |
| 7801 | |
| 7802 | static int bnx2x_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol) |
| 7803 | { |
| 7804 | struct bnx2x *bp = netdev_priv(dev); |
| 7805 | |
| 7806 | if (wol->wolopts & ~WAKE_MAGIC) |
| 7807 | return -EINVAL; |
| 7808 | |
| 7809 | if (wol->wolopts & WAKE_MAGIC) { |
| 7810 | if (bp->flags & NO_WOL_FLAG) |
| 7811 | return -EINVAL; |
| 7812 | |
| 7813 | bp->wol = 1; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7814 | } else |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7815 | bp->wol = 0; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7816 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7817 | return 0; |
| 7818 | } |
| 7819 | |
| 7820 | static u32 bnx2x_get_msglevel(struct net_device *dev) |
| 7821 | { |
| 7822 | struct bnx2x *bp = netdev_priv(dev); |
| 7823 | |
| 7824 | return bp->msglevel; |
| 7825 | } |
| 7826 | |
| 7827 | static void bnx2x_set_msglevel(struct net_device *dev, u32 level) |
| 7828 | { |
| 7829 | struct bnx2x *bp = netdev_priv(dev); |
| 7830 | |
| 7831 | if (capable(CAP_NET_ADMIN)) |
| 7832 | bp->msglevel = level; |
| 7833 | } |
| 7834 | |
| 7835 | static int bnx2x_nway_reset(struct net_device *dev) |
| 7836 | { |
| 7837 | struct bnx2x *bp = netdev_priv(dev); |
| 7838 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7839 | if (!bp->port.pmf) |
| 7840 | return 0; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7841 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7842 | if (netif_running(dev)) { |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 7843 | bnx2x_stats_handle(bp, STATS_EVENT_STOP); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7844 | bnx2x_link_set(bp); |
| 7845 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7846 | |
| 7847 | return 0; |
| 7848 | } |
| 7849 | |
| 7850 | static int bnx2x_get_eeprom_len(struct net_device *dev) |
| 7851 | { |
| 7852 | struct bnx2x *bp = netdev_priv(dev); |
| 7853 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7854 | return bp->common.flash_size; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7855 | } |
| 7856 | |
| 7857 | static int bnx2x_acquire_nvram_lock(struct bnx2x *bp) |
| 7858 | { |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7859 | int port = BP_PORT(bp); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7860 | int count, i; |
| 7861 | u32 val = 0; |
| 7862 | |
| 7863 | /* adjust timeout for emulation/FPGA */ |
| 7864 | count = NVRAM_TIMEOUT_COUNT; |
| 7865 | if (CHIP_REV_IS_SLOW(bp)) |
| 7866 | count *= 100; |
| 7867 | |
| 7868 | /* request access to nvram interface */ |
| 7869 | REG_WR(bp, MCP_REG_MCPR_NVM_SW_ARB, |
| 7870 | (MCPR_NVM_SW_ARB_ARB_REQ_SET1 << port)); |
| 7871 | |
| 7872 | for (i = 0; i < count*10; i++) { |
| 7873 | val = REG_RD(bp, MCP_REG_MCPR_NVM_SW_ARB); |
| 7874 | if (val & (MCPR_NVM_SW_ARB_ARB_ARB1 << port)) |
| 7875 | break; |
| 7876 | |
| 7877 | udelay(5); |
| 7878 | } |
| 7879 | |
| 7880 | if (!(val & (MCPR_NVM_SW_ARB_ARB_ARB1 << port))) { |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7881 | DP(BNX2X_MSG_NVM, "cannot get access to nvram interface\n"); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7882 | return -EBUSY; |
| 7883 | } |
| 7884 | |
| 7885 | return 0; |
| 7886 | } |
| 7887 | |
| 7888 | static int bnx2x_release_nvram_lock(struct bnx2x *bp) |
| 7889 | { |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7890 | int port = BP_PORT(bp); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7891 | int count, i; |
| 7892 | u32 val = 0; |
| 7893 | |
| 7894 | /* adjust timeout for emulation/FPGA */ |
| 7895 | count = NVRAM_TIMEOUT_COUNT; |
| 7896 | if (CHIP_REV_IS_SLOW(bp)) |
| 7897 | count *= 100; |
| 7898 | |
| 7899 | /* relinquish nvram interface */ |
| 7900 | REG_WR(bp, MCP_REG_MCPR_NVM_SW_ARB, |
| 7901 | (MCPR_NVM_SW_ARB_ARB_REQ_CLR1 << port)); |
| 7902 | |
| 7903 | for (i = 0; i < count*10; i++) { |
| 7904 | val = REG_RD(bp, MCP_REG_MCPR_NVM_SW_ARB); |
| 7905 | if (!(val & (MCPR_NVM_SW_ARB_ARB_ARB1 << port))) |
| 7906 | break; |
| 7907 | |
| 7908 | udelay(5); |
| 7909 | } |
| 7910 | |
| 7911 | if (val & (MCPR_NVM_SW_ARB_ARB_ARB1 << port)) { |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7912 | DP(BNX2X_MSG_NVM, "cannot free access to nvram interface\n"); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7913 | return -EBUSY; |
| 7914 | } |
| 7915 | |
| 7916 | return 0; |
| 7917 | } |
| 7918 | |
| 7919 | static void bnx2x_enable_nvram_access(struct bnx2x *bp) |
| 7920 | { |
| 7921 | u32 val; |
| 7922 | |
| 7923 | val = REG_RD(bp, MCP_REG_MCPR_NVM_ACCESS_ENABLE); |
| 7924 | |
| 7925 | /* enable both bits, even on read */ |
| 7926 | REG_WR(bp, MCP_REG_MCPR_NVM_ACCESS_ENABLE, |
| 7927 | (val | MCPR_NVM_ACCESS_ENABLE_EN | |
| 7928 | MCPR_NVM_ACCESS_ENABLE_WR_EN)); |
| 7929 | } |
| 7930 | |
| 7931 | static void bnx2x_disable_nvram_access(struct bnx2x *bp) |
| 7932 | { |
| 7933 | u32 val; |
| 7934 | |
| 7935 | val = REG_RD(bp, MCP_REG_MCPR_NVM_ACCESS_ENABLE); |
| 7936 | |
| 7937 | /* disable both bits, even after read */ |
| 7938 | REG_WR(bp, MCP_REG_MCPR_NVM_ACCESS_ENABLE, |
| 7939 | (val & ~(MCPR_NVM_ACCESS_ENABLE_EN | |
| 7940 | MCPR_NVM_ACCESS_ENABLE_WR_EN))); |
| 7941 | } |
| 7942 | |
| 7943 | static int bnx2x_nvram_read_dword(struct bnx2x *bp, u32 offset, u32 *ret_val, |
| 7944 | u32 cmd_flags) |
| 7945 | { |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 7946 | int count, i, rc; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7947 | u32 val; |
| 7948 | |
| 7949 | /* build the command word */ |
| 7950 | cmd_flags |= MCPR_NVM_COMMAND_DOIT; |
| 7951 | |
| 7952 | /* need to clear DONE bit separately */ |
| 7953 | REG_WR(bp, MCP_REG_MCPR_NVM_COMMAND, MCPR_NVM_COMMAND_DONE); |
| 7954 | |
| 7955 | /* address of the NVRAM to read from */ |
| 7956 | REG_WR(bp, MCP_REG_MCPR_NVM_ADDR, |
| 7957 | (offset & MCPR_NVM_ADDR_NVM_ADDR_VALUE)); |
| 7958 | |
| 7959 | /* issue a read command */ |
| 7960 | REG_WR(bp, MCP_REG_MCPR_NVM_COMMAND, cmd_flags); |
| 7961 | |
| 7962 | /* adjust timeout for emulation/FPGA */ |
| 7963 | count = NVRAM_TIMEOUT_COUNT; |
| 7964 | if (CHIP_REV_IS_SLOW(bp)) |
| 7965 | count *= 100; |
| 7966 | |
| 7967 | /* wait for completion */ |
| 7968 | *ret_val = 0; |
| 7969 | rc = -EBUSY; |
| 7970 | for (i = 0; i < count; i++) { |
| 7971 | udelay(5); |
| 7972 | val = REG_RD(bp, MCP_REG_MCPR_NVM_COMMAND); |
| 7973 | |
| 7974 | if (val & MCPR_NVM_COMMAND_DONE) { |
| 7975 | val = REG_RD(bp, MCP_REG_MCPR_NVM_READ); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7976 | /* we read nvram data in cpu order |
| 7977 | * but ethtool sees it as an array of bytes |
| 7978 | * converting to big-endian will do the work */ |
| 7979 | val = cpu_to_be32(val); |
| 7980 | *ret_val = val; |
| 7981 | rc = 0; |
| 7982 | break; |
| 7983 | } |
| 7984 | } |
| 7985 | |
| 7986 | return rc; |
| 7987 | } |
| 7988 | |
| 7989 | static int bnx2x_nvram_read(struct bnx2x *bp, u32 offset, u8 *ret_buf, |
| 7990 | int buf_size) |
| 7991 | { |
| 7992 | int rc; |
| 7993 | u32 cmd_flags; |
| 7994 | u32 val; |
| 7995 | |
| 7996 | if ((offset & 0x03) || (buf_size & 0x03) || (buf_size == 0)) { |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 7997 | DP(BNX2X_MSG_NVM, |
Eliezer Tamir | c14423f | 2008-02-28 11:49:42 -0800 | [diff] [blame] | 7998 | "Invalid parameter: offset 0x%x buf_size 0x%x\n", |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 7999 | offset, buf_size); |
| 8000 | return -EINVAL; |
| 8001 | } |
| 8002 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 8003 | if (offset + buf_size > bp->common.flash_size) { |
| 8004 | DP(BNX2X_MSG_NVM, "Invalid parameter: offset (0x%x) +" |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 8005 | " buf_size (0x%x) > flash_size (0x%x)\n", |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 8006 | offset, buf_size, bp->common.flash_size); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 8007 | return -EINVAL; |
| 8008 | } |
| 8009 | |
| 8010 | /* request access to nvram interface */ |
| 8011 | rc = bnx2x_acquire_nvram_lock(bp); |
| 8012 | if (rc) |
| 8013 | return rc; |
| 8014 | |
| 8015 | /* enable access to nvram interface */ |
| 8016 | bnx2x_enable_nvram_access(bp); |
| 8017 | |
| 8018 | /* read the first word(s) */ |
| 8019 | cmd_flags = MCPR_NVM_COMMAND_FIRST; |
| 8020 | while ((buf_size > sizeof(u32)) && (rc == 0)) { |
| 8021 | rc = bnx2x_nvram_read_dword(bp, offset, &val, cmd_flags); |
| 8022 | memcpy(ret_buf, &val, 4); |
| 8023 | |
| 8024 | /* advance to the next dword */ |
| 8025 | offset += sizeof(u32); |
| 8026 | ret_buf += sizeof(u32); |
| 8027 | buf_size -= sizeof(u32); |
| 8028 | cmd_flags = 0; |
| 8029 | } |
| 8030 | |
| 8031 | if (rc == 0) { |
| 8032 | cmd_flags |= MCPR_NVM_COMMAND_LAST; |
| 8033 | rc = bnx2x_nvram_read_dword(bp, offset, &val, cmd_flags); |
| 8034 | memcpy(ret_buf, &val, 4); |
| 8035 | } |
| 8036 | |
| 8037 | /* disable access to nvram interface */ |
| 8038 | bnx2x_disable_nvram_access(bp); |
| 8039 | bnx2x_release_nvram_lock(bp); |
| 8040 | |
| 8041 | return rc; |
| 8042 | } |
| 8043 | |
| 8044 | static int bnx2x_get_eeprom(struct net_device *dev, |
| 8045 | struct ethtool_eeprom *eeprom, u8 *eebuf) |
| 8046 | { |
| 8047 | struct bnx2x *bp = netdev_priv(dev); |
| 8048 | int rc; |
| 8049 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 8050 | DP(BNX2X_MSG_NVM, "ethtool_eeprom: cmd %d\n" |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 8051 | DP_LEVEL " magic 0x%x offset 0x%x (%d) len 0x%x (%d)\n", |
| 8052 | eeprom->cmd, eeprom->magic, eeprom->offset, eeprom->offset, |
| 8053 | eeprom->len, eeprom->len); |
| 8054 | |
| 8055 | /* parameters already validated in ethtool_get_eeprom */ |
| 8056 | |
| 8057 | rc = bnx2x_nvram_read(bp, eeprom->offset, eebuf, eeprom->len); |
| 8058 | |
| 8059 | return rc; |
| 8060 | } |
| 8061 | |
| 8062 | static int bnx2x_nvram_write_dword(struct bnx2x *bp, u32 offset, u32 val, |
| 8063 | u32 cmd_flags) |
| 8064 | { |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 8065 | int count, i, rc; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 8066 | |
| 8067 | /* build the command word */ |
| 8068 | cmd_flags |= MCPR_NVM_COMMAND_DOIT | MCPR_NVM_COMMAND_WR; |
| 8069 | |
| 8070 | /* need to clear DONE bit separately */ |
| 8071 | REG_WR(bp, MCP_REG_MCPR_NVM_COMMAND, MCPR_NVM_COMMAND_DONE); |
| 8072 | |
| 8073 | /* write the data */ |
| 8074 | REG_WR(bp, MCP_REG_MCPR_NVM_WRITE, val); |
| 8075 | |
| 8076 | /* address of the NVRAM to write to */ |
| 8077 | REG_WR(bp, MCP_REG_MCPR_NVM_ADDR, |
| 8078 | (offset & MCPR_NVM_ADDR_NVM_ADDR_VALUE)); |
| 8079 | |
| 8080 | /* issue the write command */ |
| 8081 | REG_WR(bp, MCP_REG_MCPR_NVM_COMMAND, cmd_flags); |
| 8082 | |
| 8083 | /* adjust timeout for emulation/FPGA */ |
| 8084 | count = NVRAM_TIMEOUT_COUNT; |
| 8085 | if (CHIP_REV_IS_SLOW(bp)) |
| 8086 | count *= 100; |
| 8087 | |
| 8088 | /* wait for completion */ |
| 8089 | rc = -EBUSY; |
| 8090 | for (i = 0; i < count; i++) { |
| 8091 | udelay(5); |
| 8092 | val = REG_RD(bp, MCP_REG_MCPR_NVM_COMMAND); |
| 8093 | if (val & MCPR_NVM_COMMAND_DONE) { |
| 8094 | rc = 0; |
| 8095 | break; |
| 8096 | } |
| 8097 | } |
| 8098 | |
| 8099 | return rc; |
| 8100 | } |
| 8101 | |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 8102 | #define BYTE_OFFSET(offset) (8 * (offset & 0x03)) |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 8103 | |
| 8104 | static int bnx2x_nvram_write1(struct bnx2x *bp, u32 offset, u8 *data_buf, |
| 8105 | int buf_size) |
| 8106 | { |
| 8107 | int rc; |
| 8108 | u32 cmd_flags; |
| 8109 | u32 align_offset; |
| 8110 | u32 val; |
| 8111 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 8112 | if (offset + buf_size > bp->common.flash_size) { |
| 8113 | DP(BNX2X_MSG_NVM, "Invalid parameter: offset (0x%x) +" |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 8114 | " buf_size (0x%x) > flash_size (0x%x)\n", |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 8115 | offset, buf_size, bp->common.flash_size); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 8116 | return -EINVAL; |
| 8117 | } |
| 8118 | |
| 8119 | /* request access to nvram interface */ |
| 8120 | rc = bnx2x_acquire_nvram_lock(bp); |
| 8121 | if (rc) |
| 8122 | return rc; |
| 8123 | |
| 8124 | /* enable access to nvram interface */ |
| 8125 | bnx2x_enable_nvram_access(bp); |
| 8126 | |
| 8127 | cmd_flags = (MCPR_NVM_COMMAND_FIRST | MCPR_NVM_COMMAND_LAST); |
| 8128 | align_offset = (offset & ~0x03); |
| 8129 | rc = bnx2x_nvram_read_dword(bp, align_offset, &val, cmd_flags); |
| 8130 | |
| 8131 | if (rc == 0) { |
| 8132 | val &= ~(0xff << BYTE_OFFSET(offset)); |
| 8133 | val |= (*data_buf << BYTE_OFFSET(offset)); |
| 8134 | |
| 8135 | /* nvram data is returned as an array of bytes |
| 8136 | * convert it back to cpu order */ |
| 8137 | val = be32_to_cpu(val); |
| 8138 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 8139 | rc = bnx2x_nvram_write_dword(bp, align_offset, val, |
| 8140 | cmd_flags); |
| 8141 | } |
| 8142 | |
| 8143 | /* disable access to nvram interface */ |
| 8144 | bnx2x_disable_nvram_access(bp); |
| 8145 | bnx2x_release_nvram_lock(bp); |
| 8146 | |
| 8147 | return rc; |
| 8148 | } |
| 8149 | |
| 8150 | static int bnx2x_nvram_write(struct bnx2x *bp, u32 offset, u8 *data_buf, |
| 8151 | int buf_size) |
| 8152 | { |
| 8153 | int rc; |
| 8154 | u32 cmd_flags; |
| 8155 | u32 val; |
| 8156 | u32 written_so_far; |
| 8157 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 8158 | if (buf_size == 1) /* ethtool */ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 8159 | return bnx2x_nvram_write1(bp, offset, data_buf, buf_size); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 8160 | |
| 8161 | if ((offset & 0x03) || (buf_size & 0x03) || (buf_size == 0)) { |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 8162 | DP(BNX2X_MSG_NVM, |
Eliezer Tamir | c14423f | 2008-02-28 11:49:42 -0800 | [diff] [blame] | 8163 | "Invalid parameter: offset 0x%x buf_size 0x%x\n", |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 8164 | offset, buf_size); |
| 8165 | return -EINVAL; |
| 8166 | } |
| 8167 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 8168 | if (offset + buf_size > bp->common.flash_size) { |
| 8169 | DP(BNX2X_MSG_NVM, "Invalid parameter: offset (0x%x) +" |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 8170 | " buf_size (0x%x) > flash_size (0x%x)\n", |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 8171 | offset, buf_size, bp->common.flash_size); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 8172 | return -EINVAL; |
| 8173 | } |
| 8174 | |
| 8175 | /* request access to nvram interface */ |
| 8176 | rc = bnx2x_acquire_nvram_lock(bp); |
| 8177 | if (rc) |
| 8178 | return rc; |
| 8179 | |
| 8180 | /* enable access to nvram interface */ |
| 8181 | bnx2x_enable_nvram_access(bp); |
| 8182 | |
| 8183 | written_so_far = 0; |
| 8184 | cmd_flags = MCPR_NVM_COMMAND_FIRST; |
| 8185 | while ((written_so_far < buf_size) && (rc == 0)) { |
| 8186 | if (written_so_far == (buf_size - sizeof(u32))) |
| 8187 | cmd_flags |= MCPR_NVM_COMMAND_LAST; |
| 8188 | else if (((offset + 4) % NVRAM_PAGE_SIZE) == 0) |
| 8189 | cmd_flags |= MCPR_NVM_COMMAND_LAST; |
| 8190 | else if ((offset % NVRAM_PAGE_SIZE) == 0) |
| 8191 | cmd_flags |= MCPR_NVM_COMMAND_FIRST; |
| 8192 | |
| 8193 | memcpy(&val, data_buf, 4); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 8194 | |
| 8195 | rc = bnx2x_nvram_write_dword(bp, offset, val, cmd_flags); |
| 8196 | |
| 8197 | /* advance to the next dword */ |
| 8198 | offset += sizeof(u32); |
| 8199 | data_buf += sizeof(u32); |
| 8200 | written_so_far += sizeof(u32); |
| 8201 | cmd_flags = 0; |
| 8202 | } |
| 8203 | |
| 8204 | /* disable access to nvram interface */ |
| 8205 | bnx2x_disable_nvram_access(bp); |
| 8206 | bnx2x_release_nvram_lock(bp); |
| 8207 | |
| 8208 | return rc; |
| 8209 | } |
| 8210 | |
| 8211 | static int bnx2x_set_eeprom(struct net_device *dev, |
| 8212 | struct ethtool_eeprom *eeprom, u8 *eebuf) |
| 8213 | { |
| 8214 | struct bnx2x *bp = netdev_priv(dev); |
| 8215 | int rc; |
| 8216 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 8217 | DP(BNX2X_MSG_NVM, "ethtool_eeprom: cmd %d\n" |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 8218 | DP_LEVEL " magic 0x%x offset 0x%x (%d) len 0x%x (%d)\n", |
| 8219 | eeprom->cmd, eeprom->magic, eeprom->offset, eeprom->offset, |
| 8220 | eeprom->len, eeprom->len); |
| 8221 | |
| 8222 | /* parameters already validated in ethtool_set_eeprom */ |
| 8223 | |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 8224 | /* If the magic number is PHY (0x00504859) upgrade the PHY FW */ |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 8225 | if (eeprom->magic == 0x00504859) |
| 8226 | if (bp->port.pmf) { |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 8227 | |
Yitchak Gertner | 4a37fb6 | 2008-08-13 15:50:23 -0700 | [diff] [blame] | 8228 | bnx2x_acquire_phy_lock(bp); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 8229 | rc = bnx2x_flash_download(bp, BP_PORT(bp), |
| 8230 | bp->link_params.ext_phy_config, |
| 8231 | (bp->state != BNX2X_STATE_CLOSED), |
| 8232 | eebuf, eeprom->len); |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 8233 | if ((bp->state == BNX2X_STATE_OPEN) || |
| 8234 | (bp->state == BNX2X_STATE_DISABLED)) { |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 8235 | rc |= bnx2x_link_reset(&bp->link_params, |
| 8236 | &bp->link_vars); |
| 8237 | rc |= bnx2x_phy_init(&bp->link_params, |
| 8238 | &bp->link_vars); |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 8239 | } |
Yitchak Gertner | 4a37fb6 | 2008-08-13 15:50:23 -0700 | [diff] [blame] | 8240 | bnx2x_release_phy_lock(bp); |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 8241 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 8242 | } else /* Only the PMF can access the PHY */ |
| 8243 | return -EINVAL; |
| 8244 | else |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 8245 | rc = bnx2x_nvram_write(bp, eeprom->offset, eebuf, eeprom->len); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 8246 | |
| 8247 | return rc; |
| 8248 | } |
| 8249 | |
| 8250 | static int bnx2x_get_coalesce(struct net_device *dev, |
| 8251 | struct ethtool_coalesce *coal) |
| 8252 | { |
| 8253 | struct bnx2x *bp = netdev_priv(dev); |
| 8254 | |
| 8255 | memset(coal, 0, sizeof(struct ethtool_coalesce)); |
| 8256 | |
| 8257 | coal->rx_coalesce_usecs = bp->rx_ticks; |
| 8258 | coal->tx_coalesce_usecs = bp->tx_ticks; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 8259 | |
| 8260 | return 0; |
| 8261 | } |
| 8262 | |
| 8263 | static int bnx2x_set_coalesce(struct net_device *dev, |
| 8264 | struct ethtool_coalesce *coal) |
| 8265 | { |
| 8266 | struct bnx2x *bp = netdev_priv(dev); |
| 8267 | |
| 8268 | bp->rx_ticks = (u16) coal->rx_coalesce_usecs; |
| 8269 | if (bp->rx_ticks > 3000) |
| 8270 | bp->rx_ticks = 3000; |
| 8271 | |
| 8272 | bp->tx_ticks = (u16) coal->tx_coalesce_usecs; |
| 8273 | if (bp->tx_ticks > 0x3000) |
| 8274 | bp->tx_ticks = 0x3000; |
| 8275 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 8276 | if (netif_running(dev)) |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 8277 | bnx2x_update_coalesce(bp); |
| 8278 | |
| 8279 | return 0; |
| 8280 | } |
| 8281 | |
| 8282 | static void bnx2x_get_ringparam(struct net_device *dev, |
| 8283 | struct ethtool_ringparam *ering) |
| 8284 | { |
| 8285 | struct bnx2x *bp = netdev_priv(dev); |
| 8286 | |
| 8287 | ering->rx_max_pending = MAX_RX_AVAIL; |
| 8288 | ering->rx_mini_max_pending = 0; |
| 8289 | ering->rx_jumbo_max_pending = 0; |
| 8290 | |
| 8291 | ering->rx_pending = bp->rx_ring_size; |
| 8292 | ering->rx_mini_pending = 0; |
| 8293 | ering->rx_jumbo_pending = 0; |
| 8294 | |
| 8295 | ering->tx_max_pending = MAX_TX_AVAIL; |
| 8296 | ering->tx_pending = bp->tx_ring_size; |
| 8297 | } |
| 8298 | |
| 8299 | static int bnx2x_set_ringparam(struct net_device *dev, |
| 8300 | struct ethtool_ringparam *ering) |
| 8301 | { |
| 8302 | struct bnx2x *bp = netdev_priv(dev); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 8303 | int rc = 0; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 8304 | |
| 8305 | if ((ering->rx_pending > MAX_RX_AVAIL) || |
| 8306 | (ering->tx_pending > MAX_TX_AVAIL) || |
| 8307 | (ering->tx_pending <= MAX_SKB_FRAGS + 4)) |
| 8308 | return -EINVAL; |
| 8309 | |
| 8310 | bp->rx_ring_size = ering->rx_pending; |
| 8311 | bp->tx_ring_size = ering->tx_pending; |
| 8312 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 8313 | if (netif_running(dev)) { |
| 8314 | bnx2x_nic_unload(bp, UNLOAD_NORMAL); |
| 8315 | rc = bnx2x_nic_load(bp, LOAD_NORMAL); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 8316 | } |
| 8317 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 8318 | return rc; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 8319 | } |
| 8320 | |
| 8321 | static void bnx2x_get_pauseparam(struct net_device *dev, |
| 8322 | struct ethtool_pauseparam *epause) |
| 8323 | { |
| 8324 | struct bnx2x *bp = netdev_priv(dev); |
| 8325 | |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 8326 | epause->autoneg = (bp->link_params.req_flow_ctrl == FLOW_CTRL_AUTO) && |
| 8327 | (bp->link_params.req_line_speed == SPEED_AUTO_NEG); |
| 8328 | |
| 8329 | epause->rx_pause = ((bp->link_vars.flow_ctrl & FLOW_CTRL_RX) == |
| 8330 | FLOW_CTRL_RX); |
| 8331 | epause->tx_pause = ((bp->link_vars.flow_ctrl & FLOW_CTRL_TX) == |
| 8332 | FLOW_CTRL_TX); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 8333 | |
| 8334 | DP(NETIF_MSG_LINK, "ethtool_pauseparam: cmd %d\n" |
| 8335 | DP_LEVEL " autoneg %d rx_pause %d tx_pause %d\n", |
| 8336 | epause->cmd, epause->autoneg, epause->rx_pause, epause->tx_pause); |
| 8337 | } |
| 8338 | |
| 8339 | static int bnx2x_set_pauseparam(struct net_device *dev, |
| 8340 | struct ethtool_pauseparam *epause) |
| 8341 | { |
| 8342 | struct bnx2x *bp = netdev_priv(dev); |
| 8343 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 8344 | if (IS_E1HMF(bp)) |
| 8345 | return 0; |
| 8346 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 8347 | DP(NETIF_MSG_LINK, "ethtool_pauseparam: cmd %d\n" |
| 8348 | DP_LEVEL " autoneg %d rx_pause %d tx_pause %d\n", |
| 8349 | epause->cmd, epause->autoneg, epause->rx_pause, epause->tx_pause); |
| 8350 | |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 8351 | bp->link_params.req_flow_ctrl = FLOW_CTRL_AUTO; |
| 8352 | |
| 8353 | if (epause->rx_pause) |
| 8354 | bp->link_params.req_flow_ctrl |= FLOW_CTRL_RX; |
| 8355 | |
| 8356 | if (epause->tx_pause) |
| 8357 | bp->link_params.req_flow_ctrl |= FLOW_CTRL_TX; |
| 8358 | |
| 8359 | if (bp->link_params.req_flow_ctrl == FLOW_CTRL_AUTO) |
| 8360 | bp->link_params.req_flow_ctrl = FLOW_CTRL_NONE; |
| 8361 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 8362 | if (epause->autoneg) { |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 8363 | if (!(bp->port.supported & SUPPORTED_Autoneg)) { |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 8364 | DP(NETIF_MSG_LINK, "Autoneg not supported\n"); |
Eliezer Tamir | f141064 | 2008-02-28 11:51:50 -0800 | [diff] [blame] | 8365 | return -EINVAL; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 8366 | } |
| 8367 | |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 8368 | if (bp->link_params.req_line_speed == SPEED_AUTO_NEG) |
| 8369 | bp->link_params.req_flow_ctrl = FLOW_CTRL_AUTO; |
| 8370 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 8371 | |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 8372 | DP(NETIF_MSG_LINK, |
| 8373 | "req_flow_ctrl 0x%x\n", bp->link_params.req_flow_ctrl); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 8374 | |
| 8375 | if (netif_running(dev)) { |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 8376 | bnx2x_stats_handle(bp, STATS_EVENT_STOP); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 8377 | bnx2x_link_set(bp); |
| 8378 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 8379 | |
| 8380 | return 0; |
| 8381 | } |
| 8382 | |
Vladislav Zolotarov | df0f234 | 2008-08-13 15:53:38 -0700 | [diff] [blame] | 8383 | static int bnx2x_set_flags(struct net_device *dev, u32 data) |
| 8384 | { |
| 8385 | struct bnx2x *bp = netdev_priv(dev); |
| 8386 | int changed = 0; |
| 8387 | int rc = 0; |
| 8388 | |
| 8389 | /* TPA requires Rx CSUM offloading */ |
| 8390 | if ((data & ETH_FLAG_LRO) && bp->rx_csum) { |
| 8391 | if (!(dev->features & NETIF_F_LRO)) { |
| 8392 | dev->features |= NETIF_F_LRO; |
| 8393 | bp->flags |= TPA_ENABLE_FLAG; |
| 8394 | changed = 1; |
| 8395 | } |
| 8396 | |
| 8397 | } else if (dev->features & NETIF_F_LRO) { |
| 8398 | dev->features &= ~NETIF_F_LRO; |
| 8399 | bp->flags &= ~TPA_ENABLE_FLAG; |
| 8400 | changed = 1; |
| 8401 | } |
| 8402 | |
| 8403 | if (changed && netif_running(dev)) { |
| 8404 | bnx2x_nic_unload(bp, UNLOAD_NORMAL); |
| 8405 | rc = bnx2x_nic_load(bp, LOAD_NORMAL); |
| 8406 | } |
| 8407 | |
| 8408 | return rc; |
| 8409 | } |
| 8410 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 8411 | static u32 bnx2x_get_rx_csum(struct net_device *dev) |
| 8412 | { |
| 8413 | struct bnx2x *bp = netdev_priv(dev); |
| 8414 | |
| 8415 | return bp->rx_csum; |
| 8416 | } |
| 8417 | |
| 8418 | static int bnx2x_set_rx_csum(struct net_device *dev, u32 data) |
| 8419 | { |
| 8420 | struct bnx2x *bp = netdev_priv(dev); |
Vladislav Zolotarov | df0f234 | 2008-08-13 15:53:38 -0700 | [diff] [blame] | 8421 | int rc = 0; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 8422 | |
| 8423 | bp->rx_csum = data; |
Vladislav Zolotarov | df0f234 | 2008-08-13 15:53:38 -0700 | [diff] [blame] | 8424 | |
| 8425 | /* Disable TPA, when Rx CSUM is disabled. Otherwise all |
| 8426 | TPA'ed packets will be discarded due to wrong TCP CSUM */ |
| 8427 | if (!data) { |
| 8428 | u32 flags = ethtool_op_get_flags(dev); |
| 8429 | |
| 8430 | rc = bnx2x_set_flags(dev, (flags & ~ETH_FLAG_LRO)); |
| 8431 | } |
| 8432 | |
| 8433 | return rc; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 8434 | } |
| 8435 | |
| 8436 | static int bnx2x_set_tso(struct net_device *dev, u32 data) |
| 8437 | { |
Eilon Greenstein | 755735e | 2008-06-23 20:35:13 -0700 | [diff] [blame] | 8438 | if (data) { |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 8439 | dev->features |= (NETIF_F_TSO | NETIF_F_TSO_ECN); |
Eilon Greenstein | 755735e | 2008-06-23 20:35:13 -0700 | [diff] [blame] | 8440 | dev->features |= NETIF_F_TSO6; |
| 8441 | } else { |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 8442 | dev->features &= ~(NETIF_F_TSO | NETIF_F_TSO_ECN); |
Eilon Greenstein | 755735e | 2008-06-23 20:35:13 -0700 | [diff] [blame] | 8443 | dev->features &= ~NETIF_F_TSO6; |
| 8444 | } |
| 8445 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 8446 | return 0; |
| 8447 | } |
| 8448 | |
Yitchak Gertner | f3c87cd | 2008-06-23 20:35:51 -0700 | [diff] [blame] | 8449 | static const struct { |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 8450 | char string[ETH_GSTRING_LEN]; |
| 8451 | } bnx2x_tests_str_arr[BNX2X_NUM_TESTS] = { |
Yitchak Gertner | f3c87cd | 2008-06-23 20:35:51 -0700 | [diff] [blame] | 8452 | { "register_test (offline)" }, |
| 8453 | { "memory_test (offline)" }, |
| 8454 | { "loopback_test (offline)" }, |
| 8455 | { "nvram_test (online)" }, |
| 8456 | { "interrupt_test (online)" }, |
| 8457 | { "link_test (online)" }, |
| 8458 | { "idle check (online)" }, |
| 8459 | { "MC errors (online)" } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 8460 | }; |
| 8461 | |
| 8462 | static int bnx2x_self_test_count(struct net_device *dev) |
| 8463 | { |
| 8464 | return BNX2X_NUM_TESTS; |
| 8465 | } |
| 8466 | |
Yitchak Gertner | f3c87cd | 2008-06-23 20:35:51 -0700 | [diff] [blame] | 8467 | static int bnx2x_test_registers(struct bnx2x *bp) |
| 8468 | { |
| 8469 | int idx, i, rc = -ENODEV; |
| 8470 | u32 wr_val = 0; |
Yitchak Gertner | 9dabc42 | 2008-08-13 15:51:28 -0700 | [diff] [blame] | 8471 | int port = BP_PORT(bp); |
Yitchak Gertner | f3c87cd | 2008-06-23 20:35:51 -0700 | [diff] [blame] | 8472 | static const struct { |
| 8473 | u32 offset0; |
| 8474 | u32 offset1; |
| 8475 | u32 mask; |
| 8476 | } reg_tbl[] = { |
| 8477 | /* 0 */ { BRB1_REG_PAUSE_LOW_THRESHOLD_0, 4, 0x000003ff }, |
| 8478 | { DORQ_REG_DB_ADDR0, 4, 0xffffffff }, |
| 8479 | { HC_REG_AGG_INT_0, 4, 0x000003ff }, |
| 8480 | { PBF_REG_MAC_IF0_ENABLE, 4, 0x00000001 }, |
| 8481 | { PBF_REG_P0_INIT_CRD, 4, 0x000007ff }, |
| 8482 | { PRS_REG_CID_PORT_0, 4, 0x00ffffff }, |
| 8483 | { PXP2_REG_PSWRQ_CDU0_L2P, 4, 0x000fffff }, |
| 8484 | { PXP2_REG_RQ_CDU0_EFIRST_MEM_ADDR, 8, 0x0003ffff }, |
| 8485 | { PXP2_REG_PSWRQ_TM0_L2P, 4, 0x000fffff }, |
| 8486 | { PXP2_REG_RQ_USDM0_EFIRST_MEM_ADDR, 8, 0x0003ffff }, |
| 8487 | /* 10 */ { PXP2_REG_PSWRQ_TSDM0_L2P, 4, 0x000fffff }, |
| 8488 | { QM_REG_CONNNUM_0, 4, 0x000fffff }, |
| 8489 | { TM_REG_LIN0_MAX_ACTIVE_CID, 4, 0x0003ffff }, |
| 8490 | { SRC_REG_KEYRSS0_0, 40, 0xffffffff }, |
| 8491 | { SRC_REG_KEYRSS0_7, 40, 0xffffffff }, |
| 8492 | { XCM_REG_WU_DA_SET_TMR_CNT_FLG_CMD00, 4, 0x00000001 }, |
| 8493 | { XCM_REG_WU_DA_CNT_CMD00, 4, 0x00000003 }, |
| 8494 | { XCM_REG_GLB_DEL_ACK_MAX_CNT_0, 4, 0x000000ff }, |
| 8495 | { NIG_REG_EGRESS_MNG0_FIFO, 20, 0xffffffff }, |
| 8496 | { NIG_REG_LLH0_T_BIT, 4, 0x00000001 }, |
| 8497 | /* 20 */ { NIG_REG_EMAC0_IN_EN, 4, 0x00000001 }, |
| 8498 | { NIG_REG_BMAC0_IN_EN, 4, 0x00000001 }, |
| 8499 | { NIG_REG_XCM0_OUT_EN, 4, 0x00000001 }, |
| 8500 | { NIG_REG_BRB0_OUT_EN, 4, 0x00000001 }, |
| 8501 | { NIG_REG_LLH0_XCM_MASK, 4, 0x00000007 }, |
| 8502 | { NIG_REG_LLH0_ACPI_PAT_6_LEN, 68, 0x000000ff }, |
| 8503 | { NIG_REG_LLH0_ACPI_PAT_0_CRC, 68, 0xffffffff }, |
| 8504 | { NIG_REG_LLH0_DEST_MAC_0_0, 160, 0xffffffff }, |
| 8505 | { NIG_REG_LLH0_DEST_IP_0_1, 160, 0xffffffff }, |
| 8506 | { NIG_REG_LLH0_IPV4_IPV6_0, 160, 0x00000001 }, |
| 8507 | /* 30 */ { NIG_REG_LLH0_DEST_UDP_0, 160, 0x0000ffff }, |
| 8508 | { NIG_REG_LLH0_DEST_TCP_0, 160, 0x0000ffff }, |
| 8509 | { NIG_REG_LLH0_VLAN_ID_0, 160, 0x00000fff }, |
| 8510 | { NIG_REG_XGXS_SERDES0_MODE_SEL, 4, 0x00000001 }, |
| 8511 | { NIG_REG_LED_CONTROL_OVERRIDE_TRAFFIC_P0, 4, 0x00000001 }, |
| 8512 | { NIG_REG_STATUS_INTERRUPT_PORT0, 4, 0x07ffffff }, |
| 8513 | { NIG_REG_XGXS0_CTRL_EXTREMOTEMDIOST, 24, 0x00000001 }, |
| 8514 | { NIG_REG_SERDES0_CTRL_PHY_ADDR, 16, 0x0000001f }, |
| 8515 | |
| 8516 | { 0xffffffff, 0, 0x00000000 } |
| 8517 | }; |
| 8518 | |
| 8519 | if (!netif_running(bp->dev)) |
| 8520 | return rc; |
| 8521 | |
| 8522 | /* Repeat the test twice: |
| 8523 | First by writing 0x00000000, second by writing 0xffffffff */ |
| 8524 | for (idx = 0; idx < 2; idx++) { |
| 8525 | |
| 8526 | switch (idx) { |
| 8527 | case 0: |
| 8528 | wr_val = 0; |
| 8529 | break; |
| 8530 | case 1: |
| 8531 | wr_val = 0xffffffff; |
| 8532 | break; |
| 8533 | } |
| 8534 | |
| 8535 | for (i = 0; reg_tbl[i].offset0 != 0xffffffff; i++) { |
| 8536 | u32 offset, mask, save_val, val; |
Yitchak Gertner | f3c87cd | 2008-06-23 20:35:51 -0700 | [diff] [blame] | 8537 | |
| 8538 | offset = reg_tbl[i].offset0 + port*reg_tbl[i].offset1; |
| 8539 | mask = reg_tbl[i].mask; |
| 8540 | |
| 8541 | save_val = REG_RD(bp, offset); |
| 8542 | |
| 8543 | REG_WR(bp, offset, wr_val); |
| 8544 | val = REG_RD(bp, offset); |
| 8545 | |
| 8546 | /* Restore the original register's value */ |
| 8547 | REG_WR(bp, offset, save_val); |
| 8548 | |
| 8549 | /* verify that value is as expected value */ |
| 8550 | if ((val & mask) != (wr_val & mask)) |
| 8551 | goto test_reg_exit; |
| 8552 | } |
| 8553 | } |
| 8554 | |
| 8555 | rc = 0; |
| 8556 | |
| 8557 | test_reg_exit: |
| 8558 | return rc; |
| 8559 | } |
| 8560 | |
| 8561 | static int bnx2x_test_memory(struct bnx2x *bp) |
| 8562 | { |
| 8563 | int i, j, rc = -ENODEV; |
| 8564 | u32 val; |
| 8565 | static const struct { |
| 8566 | u32 offset; |
| 8567 | int size; |
| 8568 | } mem_tbl[] = { |
| 8569 | { CCM_REG_XX_DESCR_TABLE, CCM_REG_XX_DESCR_TABLE_SIZE }, |
| 8570 | { CFC_REG_ACTIVITY_COUNTER, CFC_REG_ACTIVITY_COUNTER_SIZE }, |
| 8571 | { CFC_REG_LINK_LIST, CFC_REG_LINK_LIST_SIZE }, |
| 8572 | { DMAE_REG_CMD_MEM, DMAE_REG_CMD_MEM_SIZE }, |
| 8573 | { TCM_REG_XX_DESCR_TABLE, TCM_REG_XX_DESCR_TABLE_SIZE }, |
| 8574 | { UCM_REG_XX_DESCR_TABLE, UCM_REG_XX_DESCR_TABLE_SIZE }, |
| 8575 | { XCM_REG_XX_DESCR_TABLE, XCM_REG_XX_DESCR_TABLE_SIZE }, |
| 8576 | |
| 8577 | { 0xffffffff, 0 } |
| 8578 | }; |
| 8579 | static const struct { |
| 8580 | char *name; |
| 8581 | u32 offset; |
Yitchak Gertner | 9dabc42 | 2008-08-13 15:51:28 -0700 | [diff] [blame] | 8582 | u32 e1_mask; |
| 8583 | u32 e1h_mask; |
Yitchak Gertner | f3c87cd | 2008-06-23 20:35:51 -0700 | [diff] [blame] | 8584 | } prty_tbl[] = { |
Yitchak Gertner | 9dabc42 | 2008-08-13 15:51:28 -0700 | [diff] [blame] | 8585 | { "CCM_PRTY_STS", CCM_REG_CCM_PRTY_STS, 0x3ffc0, 0 }, |
| 8586 | { "CFC_PRTY_STS", CFC_REG_CFC_PRTY_STS, 0x2, 0x2 }, |
| 8587 | { "DMAE_PRTY_STS", DMAE_REG_DMAE_PRTY_STS, 0, 0 }, |
| 8588 | { "TCM_PRTY_STS", TCM_REG_TCM_PRTY_STS, 0x3ffc0, 0 }, |
| 8589 | { "UCM_PRTY_STS", UCM_REG_UCM_PRTY_STS, 0x3ffc0, 0 }, |
| 8590 | { "XCM_PRTY_STS", XCM_REG_XCM_PRTY_STS, 0x3ffc1, 0 }, |
Yitchak Gertner | f3c87cd | 2008-06-23 20:35:51 -0700 | [diff] [blame] | 8591 | |
Yitchak Gertner | 9dabc42 | 2008-08-13 15:51:28 -0700 | [diff] [blame] | 8592 | { NULL, 0xffffffff, 0, 0 } |
Yitchak Gertner | f3c87cd | 2008-06-23 20:35:51 -0700 | [diff] [blame] | 8593 | }; |
| 8594 | |
| 8595 | if (!netif_running(bp->dev)) |
| 8596 | return rc; |
| 8597 | |
| 8598 | /* Go through all the memories */ |
| 8599 | for (i = 0; mem_tbl[i].offset != 0xffffffff; i++) |
| 8600 | for (j = 0; j < mem_tbl[i].size; j++) |
| 8601 | REG_RD(bp, mem_tbl[i].offset + j*4); |
| 8602 | |
| 8603 | /* Check the parity status */ |
| 8604 | for (i = 0; prty_tbl[i].offset != 0xffffffff; i++) { |
| 8605 | val = REG_RD(bp, prty_tbl[i].offset); |
Yitchak Gertner | 9dabc42 | 2008-08-13 15:51:28 -0700 | [diff] [blame] | 8606 | if ((CHIP_IS_E1(bp) && (val & ~(prty_tbl[i].e1_mask))) || |
| 8607 | (CHIP_IS_E1H(bp) && (val & ~(prty_tbl[i].e1h_mask)))) { |
Yitchak Gertner | f3c87cd | 2008-06-23 20:35:51 -0700 | [diff] [blame] | 8608 | DP(NETIF_MSG_HW, |
| 8609 | "%s is 0x%x\n", prty_tbl[i].name, val); |
| 8610 | goto test_mem_exit; |
| 8611 | } |
| 8612 | } |
| 8613 | |
| 8614 | rc = 0; |
| 8615 | |
| 8616 | test_mem_exit: |
| 8617 | return rc; |
| 8618 | } |
| 8619 | |
| 8620 | static void bnx2x_netif_start(struct bnx2x *bp) |
| 8621 | { |
| 8622 | int i; |
| 8623 | |
| 8624 | if (atomic_dec_and_test(&bp->intr_sem)) { |
| 8625 | if (netif_running(bp->dev)) { |
| 8626 | bnx2x_int_enable(bp); |
| 8627 | for_each_queue(bp, i) |
| 8628 | napi_enable(&bnx2x_fp(bp, i, napi)); |
| 8629 | if (bp->state == BNX2X_STATE_OPEN) |
| 8630 | netif_wake_queue(bp->dev); |
| 8631 | } |
| 8632 | } |
| 8633 | } |
| 8634 | |
| 8635 | static void bnx2x_netif_stop(struct bnx2x *bp) |
| 8636 | { |
| 8637 | int i; |
| 8638 | |
| 8639 | if (netif_running(bp->dev)) { |
| 8640 | netif_tx_disable(bp->dev); |
| 8641 | bp->dev->trans_start = jiffies; /* prevent tx timeout */ |
| 8642 | for_each_queue(bp, i) |
| 8643 | napi_disable(&bnx2x_fp(bp, i, napi)); |
| 8644 | } |
| 8645 | bnx2x_int_disable_sync(bp); |
| 8646 | } |
| 8647 | |
| 8648 | static void bnx2x_wait_for_link(struct bnx2x *bp, u8 link_up) |
| 8649 | { |
| 8650 | int cnt = 1000; |
| 8651 | |
| 8652 | if (link_up) |
| 8653 | while (bnx2x_link_test(bp) && cnt--) |
| 8654 | msleep(10); |
| 8655 | } |
| 8656 | |
| 8657 | static int bnx2x_run_loopback(struct bnx2x *bp, int loopback_mode, u8 link_up) |
| 8658 | { |
| 8659 | unsigned int pkt_size, num_pkts, i; |
| 8660 | struct sk_buff *skb; |
| 8661 | unsigned char *packet; |
| 8662 | struct bnx2x_fastpath *fp = &bp->fp[0]; |
| 8663 | u16 tx_start_idx, tx_idx; |
| 8664 | u16 rx_start_idx, rx_idx; |
| 8665 | u16 pkt_prod; |
| 8666 | struct sw_tx_bd *tx_buf; |
| 8667 | struct eth_tx_bd *tx_bd; |
| 8668 | dma_addr_t mapping; |
| 8669 | union eth_rx_cqe *cqe; |
| 8670 | u8 cqe_fp_flags; |
| 8671 | struct sw_rx_bd *rx_buf; |
| 8672 | u16 len; |
| 8673 | int rc = -ENODEV; |
| 8674 | |
| 8675 | if (loopback_mode == BNX2X_MAC_LOOPBACK) { |
| 8676 | bp->link_params.loopback_mode = LOOPBACK_BMAC; |
Yitchak Gertner | 4a37fb6 | 2008-08-13 15:50:23 -0700 | [diff] [blame] | 8677 | bnx2x_acquire_phy_lock(bp); |
Yitchak Gertner | f3c87cd | 2008-06-23 20:35:51 -0700 | [diff] [blame] | 8678 | bnx2x_phy_init(&bp->link_params, &bp->link_vars); |
Yitchak Gertner | 4a37fb6 | 2008-08-13 15:50:23 -0700 | [diff] [blame] | 8679 | bnx2x_release_phy_lock(bp); |
Yitchak Gertner | f3c87cd | 2008-06-23 20:35:51 -0700 | [diff] [blame] | 8680 | |
| 8681 | } else if (loopback_mode == BNX2X_PHY_LOOPBACK) { |
| 8682 | bp->link_params.loopback_mode = LOOPBACK_XGXS_10; |
Yitchak Gertner | 4a37fb6 | 2008-08-13 15:50:23 -0700 | [diff] [blame] | 8683 | bnx2x_acquire_phy_lock(bp); |
Yitchak Gertner | f3c87cd | 2008-06-23 20:35:51 -0700 | [diff] [blame] | 8684 | bnx2x_phy_init(&bp->link_params, &bp->link_vars); |
Yitchak Gertner | 4a37fb6 | 2008-08-13 15:50:23 -0700 | [diff] [blame] | 8685 | bnx2x_release_phy_lock(bp); |
Yitchak Gertner | f3c87cd | 2008-06-23 20:35:51 -0700 | [diff] [blame] | 8686 | /* wait until link state is restored */ |
| 8687 | bnx2x_wait_for_link(bp, link_up); |
| 8688 | |
| 8689 | } else |
| 8690 | return -EINVAL; |
| 8691 | |
| 8692 | pkt_size = 1514; |
| 8693 | skb = netdev_alloc_skb(bp->dev, bp->rx_buf_size); |
| 8694 | if (!skb) { |
| 8695 | rc = -ENOMEM; |
| 8696 | goto test_loopback_exit; |
| 8697 | } |
| 8698 | packet = skb_put(skb, pkt_size); |
| 8699 | memcpy(packet, bp->dev->dev_addr, ETH_ALEN); |
| 8700 | memset(packet + ETH_ALEN, 0, (ETH_HLEN - ETH_ALEN)); |
| 8701 | for (i = ETH_HLEN; i < pkt_size; i++) |
| 8702 | packet[i] = (unsigned char) (i & 0xff); |
| 8703 | |
| 8704 | num_pkts = 0; |
| 8705 | tx_start_idx = le16_to_cpu(*fp->tx_cons_sb); |
| 8706 | rx_start_idx = le16_to_cpu(*fp->rx_cons_sb); |
| 8707 | |
| 8708 | pkt_prod = fp->tx_pkt_prod++; |
| 8709 | tx_buf = &fp->tx_buf_ring[TX_BD(pkt_prod)]; |
| 8710 | tx_buf->first_bd = fp->tx_bd_prod; |
| 8711 | tx_buf->skb = skb; |
| 8712 | |
| 8713 | tx_bd = &fp->tx_desc_ring[TX_BD(fp->tx_bd_prod)]; |
| 8714 | mapping = pci_map_single(bp->pdev, skb->data, |
| 8715 | skb_headlen(skb), PCI_DMA_TODEVICE); |
| 8716 | tx_bd->addr_hi = cpu_to_le32(U64_HI(mapping)); |
| 8717 | tx_bd->addr_lo = cpu_to_le32(U64_LO(mapping)); |
| 8718 | tx_bd->nbd = cpu_to_le16(1); |
| 8719 | tx_bd->nbytes = cpu_to_le16(skb_headlen(skb)); |
| 8720 | tx_bd->vlan = cpu_to_le16(pkt_prod); |
| 8721 | tx_bd->bd_flags.as_bitfield = (ETH_TX_BD_FLAGS_START_BD | |
| 8722 | ETH_TX_BD_FLAGS_END_BD); |
| 8723 | tx_bd->general_data = ((UNICAST_ADDRESS << |
| 8724 | ETH_TX_BD_ETH_ADDR_TYPE_SHIFT) | 1); |
| 8725 | |
| 8726 | fp->hw_tx_prods->bds_prod = |
| 8727 | cpu_to_le16(le16_to_cpu(fp->hw_tx_prods->bds_prod) + 1); |
| 8728 | mb(); /* FW restriction: must not reorder writing nbd and packets */ |
| 8729 | fp->hw_tx_prods->packets_prod = |
| 8730 | cpu_to_le32(le32_to_cpu(fp->hw_tx_prods->packets_prod) + 1); |
| 8731 | DOORBELL(bp, FP_IDX(fp), 0); |
| 8732 | |
| 8733 | mmiowb(); |
| 8734 | |
| 8735 | num_pkts++; |
| 8736 | fp->tx_bd_prod++; |
| 8737 | bp->dev->trans_start = jiffies; |
| 8738 | |
| 8739 | udelay(100); |
| 8740 | |
| 8741 | tx_idx = le16_to_cpu(*fp->tx_cons_sb); |
| 8742 | if (tx_idx != tx_start_idx + num_pkts) |
| 8743 | goto test_loopback_exit; |
| 8744 | |
| 8745 | rx_idx = le16_to_cpu(*fp->rx_cons_sb); |
| 8746 | if (rx_idx != rx_start_idx + num_pkts) |
| 8747 | goto test_loopback_exit; |
| 8748 | |
| 8749 | cqe = &fp->rx_comp_ring[RCQ_BD(fp->rx_comp_cons)]; |
| 8750 | cqe_fp_flags = cqe->fast_path_cqe.type_error_flags; |
| 8751 | if (CQE_TYPE(cqe_fp_flags) || (cqe_fp_flags & ETH_RX_ERROR_FALGS)) |
| 8752 | goto test_loopback_rx_exit; |
| 8753 | |
| 8754 | len = le16_to_cpu(cqe->fast_path_cqe.pkt_len); |
| 8755 | if (len != pkt_size) |
| 8756 | goto test_loopback_rx_exit; |
| 8757 | |
| 8758 | rx_buf = &fp->rx_buf_ring[RX_BD(fp->rx_bd_cons)]; |
| 8759 | skb = rx_buf->skb; |
| 8760 | skb_reserve(skb, cqe->fast_path_cqe.placement_offset); |
| 8761 | for (i = ETH_HLEN; i < pkt_size; i++) |
| 8762 | if (*(skb->data + i) != (unsigned char) (i & 0xff)) |
| 8763 | goto test_loopback_rx_exit; |
| 8764 | |
| 8765 | rc = 0; |
| 8766 | |
| 8767 | test_loopback_rx_exit: |
| 8768 | bp->dev->last_rx = jiffies; |
| 8769 | |
| 8770 | fp->rx_bd_cons = NEXT_RX_IDX(fp->rx_bd_cons); |
| 8771 | fp->rx_bd_prod = NEXT_RX_IDX(fp->rx_bd_prod); |
| 8772 | fp->rx_comp_cons = NEXT_RCQ_IDX(fp->rx_comp_cons); |
| 8773 | fp->rx_comp_prod = NEXT_RCQ_IDX(fp->rx_comp_prod); |
| 8774 | |
| 8775 | /* Update producers */ |
| 8776 | bnx2x_update_rx_prod(bp, fp, fp->rx_bd_prod, fp->rx_comp_prod, |
| 8777 | fp->rx_sge_prod); |
| 8778 | mmiowb(); /* keep prod updates ordered */ |
| 8779 | |
| 8780 | test_loopback_exit: |
| 8781 | bp->link_params.loopback_mode = LOOPBACK_NONE; |
| 8782 | |
| 8783 | return rc; |
| 8784 | } |
| 8785 | |
| 8786 | static int bnx2x_test_loopback(struct bnx2x *bp, u8 link_up) |
| 8787 | { |
| 8788 | int rc = 0; |
| 8789 | |
| 8790 | if (!netif_running(bp->dev)) |
| 8791 | return BNX2X_LOOPBACK_FAILED; |
| 8792 | |
| 8793 | bnx2x_netif_stop(bp); |
| 8794 | |
| 8795 | if (bnx2x_run_loopback(bp, BNX2X_MAC_LOOPBACK, link_up)) { |
| 8796 | DP(NETIF_MSG_PROBE, "MAC loopback failed\n"); |
| 8797 | rc |= BNX2X_MAC_LOOPBACK_FAILED; |
| 8798 | } |
| 8799 | |
| 8800 | if (bnx2x_run_loopback(bp, BNX2X_PHY_LOOPBACK, link_up)) { |
| 8801 | DP(NETIF_MSG_PROBE, "PHY loopback failed\n"); |
| 8802 | rc |= BNX2X_PHY_LOOPBACK_FAILED; |
| 8803 | } |
| 8804 | |
| 8805 | bnx2x_netif_start(bp); |
| 8806 | |
| 8807 | return rc; |
| 8808 | } |
| 8809 | |
| 8810 | #define CRC32_RESIDUAL 0xdebb20e3 |
| 8811 | |
| 8812 | static int bnx2x_test_nvram(struct bnx2x *bp) |
| 8813 | { |
| 8814 | static const struct { |
| 8815 | int offset; |
| 8816 | int size; |
| 8817 | } nvram_tbl[] = { |
| 8818 | { 0, 0x14 }, /* bootstrap */ |
| 8819 | { 0x14, 0xec }, /* dir */ |
| 8820 | { 0x100, 0x350 }, /* manuf_info */ |
| 8821 | { 0x450, 0xf0 }, /* feature_info */ |
| 8822 | { 0x640, 0x64 }, /* upgrade_key_info */ |
| 8823 | { 0x6a4, 0x64 }, |
| 8824 | { 0x708, 0x70 }, /* manuf_key_info */ |
| 8825 | { 0x778, 0x70 }, |
| 8826 | { 0, 0 } |
| 8827 | }; |
| 8828 | u32 buf[0x350 / 4]; |
| 8829 | u8 *data = (u8 *)buf; |
| 8830 | int i, rc; |
| 8831 | u32 magic, csum; |
| 8832 | |
| 8833 | rc = bnx2x_nvram_read(bp, 0, data, 4); |
| 8834 | if (rc) { |
| 8835 | DP(NETIF_MSG_PROBE, "magic value read (rc -%d)\n", -rc); |
| 8836 | goto test_nvram_exit; |
| 8837 | } |
| 8838 | |
| 8839 | magic = be32_to_cpu(buf[0]); |
| 8840 | if (magic != 0x669955aa) { |
| 8841 | DP(NETIF_MSG_PROBE, "magic value (0x%08x)\n", magic); |
| 8842 | rc = -ENODEV; |
| 8843 | goto test_nvram_exit; |
| 8844 | } |
| 8845 | |
| 8846 | for (i = 0; nvram_tbl[i].size; i++) { |
| 8847 | |
| 8848 | rc = bnx2x_nvram_read(bp, nvram_tbl[i].offset, data, |
| 8849 | nvram_tbl[i].size); |
| 8850 | if (rc) { |
| 8851 | DP(NETIF_MSG_PROBE, |
| 8852 | "nvram_tbl[%d] read data (rc -%d)\n", i, -rc); |
| 8853 | goto test_nvram_exit; |
| 8854 | } |
| 8855 | |
| 8856 | csum = ether_crc_le(nvram_tbl[i].size, data); |
| 8857 | if (csum != CRC32_RESIDUAL) { |
| 8858 | DP(NETIF_MSG_PROBE, |
| 8859 | "nvram_tbl[%d] csum value (0x%08x)\n", i, csum); |
| 8860 | rc = -ENODEV; |
| 8861 | goto test_nvram_exit; |
| 8862 | } |
| 8863 | } |
| 8864 | |
| 8865 | test_nvram_exit: |
| 8866 | return rc; |
| 8867 | } |
| 8868 | |
| 8869 | static int bnx2x_test_intr(struct bnx2x *bp) |
| 8870 | { |
| 8871 | struct mac_configuration_cmd *config = bnx2x_sp(bp, mac_config); |
| 8872 | int i, rc; |
| 8873 | |
| 8874 | if (!netif_running(bp->dev)) |
| 8875 | return -ENODEV; |
| 8876 | |
| 8877 | config->hdr.length_6b = 0; |
| 8878 | config->hdr.offset = 0; |
| 8879 | config->hdr.client_id = BP_CL_ID(bp); |
| 8880 | config->hdr.reserved1 = 0; |
| 8881 | |
| 8882 | rc = bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_SET_MAC, 0, |
| 8883 | U64_HI(bnx2x_sp_mapping(bp, mac_config)), |
| 8884 | U64_LO(bnx2x_sp_mapping(bp, mac_config)), 0); |
| 8885 | if (rc == 0) { |
| 8886 | bp->set_mac_pending++; |
| 8887 | for (i = 0; i < 10; i++) { |
| 8888 | if (!bp->set_mac_pending) |
| 8889 | break; |
| 8890 | msleep_interruptible(10); |
| 8891 | } |
| 8892 | if (i == 10) |
| 8893 | rc = -ENODEV; |
| 8894 | } |
| 8895 | |
| 8896 | return rc; |
| 8897 | } |
| 8898 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 8899 | static void bnx2x_self_test(struct net_device *dev, |
| 8900 | struct ethtool_test *etest, u64 *buf) |
| 8901 | { |
| 8902 | struct bnx2x *bp = netdev_priv(dev); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 8903 | |
| 8904 | memset(buf, 0, sizeof(u64) * BNX2X_NUM_TESTS); |
| 8905 | |
Yitchak Gertner | f3c87cd | 2008-06-23 20:35:51 -0700 | [diff] [blame] | 8906 | if (!netif_running(dev)) |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 8907 | return; |
Yitchak Gertner | f3c87cd | 2008-06-23 20:35:51 -0700 | [diff] [blame] | 8908 | |
| 8909 | /* offline tests are not suppoerted in MF mode */ |
| 8910 | if (IS_E1HMF(bp)) |
| 8911 | etest->flags &= ~ETH_TEST_FL_OFFLINE; |
| 8912 | |
| 8913 | if (etest->flags & ETH_TEST_FL_OFFLINE) { |
| 8914 | u8 link_up; |
| 8915 | |
| 8916 | link_up = bp->link_vars.link_up; |
| 8917 | bnx2x_nic_unload(bp, UNLOAD_NORMAL); |
| 8918 | bnx2x_nic_load(bp, LOAD_DIAG); |
| 8919 | /* wait until link state is restored */ |
| 8920 | bnx2x_wait_for_link(bp, link_up); |
| 8921 | |
| 8922 | if (bnx2x_test_registers(bp) != 0) { |
| 8923 | buf[0] = 1; |
| 8924 | etest->flags |= ETH_TEST_FL_FAILED; |
| 8925 | } |
| 8926 | if (bnx2x_test_memory(bp) != 0) { |
| 8927 | buf[1] = 1; |
| 8928 | etest->flags |= ETH_TEST_FL_FAILED; |
| 8929 | } |
| 8930 | buf[2] = bnx2x_test_loopback(bp, link_up); |
| 8931 | if (buf[2] != 0) |
| 8932 | etest->flags |= ETH_TEST_FL_FAILED; |
| 8933 | |
| 8934 | bnx2x_nic_unload(bp, UNLOAD_NORMAL); |
| 8935 | bnx2x_nic_load(bp, LOAD_NORMAL); |
| 8936 | /* wait until link state is restored */ |
| 8937 | bnx2x_wait_for_link(bp, link_up); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 8938 | } |
Yitchak Gertner | f3c87cd | 2008-06-23 20:35:51 -0700 | [diff] [blame] | 8939 | if (bnx2x_test_nvram(bp) != 0) { |
| 8940 | buf[3] = 1; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 8941 | etest->flags |= ETH_TEST_FL_FAILED; |
| 8942 | } |
Yitchak Gertner | f3c87cd | 2008-06-23 20:35:51 -0700 | [diff] [blame] | 8943 | if (bnx2x_test_intr(bp) != 0) { |
| 8944 | buf[4] = 1; |
| 8945 | etest->flags |= ETH_TEST_FL_FAILED; |
| 8946 | } |
| 8947 | if (bp->port.pmf) |
| 8948 | if (bnx2x_link_test(bp) != 0) { |
| 8949 | buf[5] = 1; |
| 8950 | etest->flags |= ETH_TEST_FL_FAILED; |
| 8951 | } |
| 8952 | buf[7] = bnx2x_mc_assert(bp); |
| 8953 | if (buf[7] != 0) |
| 8954 | etest->flags |= ETH_TEST_FL_FAILED; |
| 8955 | |
| 8956 | #ifdef BNX2X_EXTRA_DEBUG |
| 8957 | bnx2x_panic_dump(bp); |
| 8958 | #endif |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 8959 | } |
| 8960 | |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 8961 | static const struct { |
| 8962 | long offset; |
| 8963 | int size; |
| 8964 | u32 flags; |
Yitchak Gertner | 66e855f | 2008-08-13 15:49:05 -0700 | [diff] [blame] | 8965 | #define STATS_FLAGS_PORT 1 |
| 8966 | #define STATS_FLAGS_FUNC 2 |
| 8967 | u8 string[ETH_GSTRING_LEN]; |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 8968 | } bnx2x_stats_arr[BNX2X_NUM_STATS] = { |
Yitchak Gertner | 66e855f | 2008-08-13 15:49:05 -0700 | [diff] [blame] | 8969 | /* 1 */ { STATS_OFFSET32(valid_bytes_received_hi), |
| 8970 | 8, STATS_FLAGS_FUNC, "rx_bytes" }, |
| 8971 | { STATS_OFFSET32(error_bytes_received_hi), |
| 8972 | 8, STATS_FLAGS_FUNC, "rx_error_bytes" }, |
| 8973 | { STATS_OFFSET32(total_bytes_transmitted_hi), |
| 8974 | 8, STATS_FLAGS_FUNC, "tx_bytes" }, |
| 8975 | { STATS_OFFSET32(tx_stat_ifhcoutbadoctets_hi), |
| 8976 | 8, STATS_FLAGS_PORT, "tx_error_bytes" }, |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 8977 | { STATS_OFFSET32(total_unicast_packets_received_hi), |
Yitchak Gertner | 66e855f | 2008-08-13 15:49:05 -0700 | [diff] [blame] | 8978 | 8, STATS_FLAGS_FUNC, "rx_ucast_packets" }, |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 8979 | { STATS_OFFSET32(total_multicast_packets_received_hi), |
Yitchak Gertner | 66e855f | 2008-08-13 15:49:05 -0700 | [diff] [blame] | 8980 | 8, STATS_FLAGS_FUNC, "rx_mcast_packets" }, |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 8981 | { STATS_OFFSET32(total_broadcast_packets_received_hi), |
Yitchak Gertner | 66e855f | 2008-08-13 15:49:05 -0700 | [diff] [blame] | 8982 | 8, STATS_FLAGS_FUNC, "rx_bcast_packets" }, |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 8983 | { STATS_OFFSET32(total_unicast_packets_transmitted_hi), |
Yitchak Gertner | 66e855f | 2008-08-13 15:49:05 -0700 | [diff] [blame] | 8984 | 8, STATS_FLAGS_FUNC, "tx_packets" }, |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 8985 | { STATS_OFFSET32(tx_stat_dot3statsinternalmactransmiterrors_hi), |
Yitchak Gertner | 66e855f | 2008-08-13 15:49:05 -0700 | [diff] [blame] | 8986 | 8, STATS_FLAGS_PORT, "tx_mac_errors" }, |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 8987 | /* 10 */{ STATS_OFFSET32(rx_stat_dot3statscarriersenseerrors_hi), |
Yitchak Gertner | 66e855f | 2008-08-13 15:49:05 -0700 | [diff] [blame] | 8988 | 8, STATS_FLAGS_PORT, "tx_carrier_errors" }, |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 8989 | { STATS_OFFSET32(rx_stat_dot3statsfcserrors_hi), |
Yitchak Gertner | 66e855f | 2008-08-13 15:49:05 -0700 | [diff] [blame] | 8990 | 8, STATS_FLAGS_PORT, "rx_crc_errors" }, |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 8991 | { STATS_OFFSET32(rx_stat_dot3statsalignmenterrors_hi), |
Yitchak Gertner | 66e855f | 2008-08-13 15:49:05 -0700 | [diff] [blame] | 8992 | 8, STATS_FLAGS_PORT, "rx_align_errors" }, |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 8993 | { STATS_OFFSET32(tx_stat_dot3statssinglecollisionframes_hi), |
Yitchak Gertner | 66e855f | 2008-08-13 15:49:05 -0700 | [diff] [blame] | 8994 | 8, STATS_FLAGS_PORT, "tx_single_collisions" }, |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 8995 | { STATS_OFFSET32(tx_stat_dot3statsmultiplecollisionframes_hi), |
Yitchak Gertner | 66e855f | 2008-08-13 15:49:05 -0700 | [diff] [blame] | 8996 | 8, STATS_FLAGS_PORT, "tx_multi_collisions" }, |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 8997 | { STATS_OFFSET32(tx_stat_dot3statsdeferredtransmissions_hi), |
Yitchak Gertner | 66e855f | 2008-08-13 15:49:05 -0700 | [diff] [blame] | 8998 | 8, STATS_FLAGS_PORT, "tx_deferred" }, |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 8999 | { STATS_OFFSET32(tx_stat_dot3statsexcessivecollisions_hi), |
Yitchak Gertner | 66e855f | 2008-08-13 15:49:05 -0700 | [diff] [blame] | 9000 | 8, STATS_FLAGS_PORT, "tx_excess_collisions" }, |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 9001 | { STATS_OFFSET32(tx_stat_dot3statslatecollisions_hi), |
Yitchak Gertner | 66e855f | 2008-08-13 15:49:05 -0700 | [diff] [blame] | 9002 | 8, STATS_FLAGS_PORT, "tx_late_collisions" }, |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 9003 | { STATS_OFFSET32(tx_stat_etherstatscollisions_hi), |
Yitchak Gertner | 66e855f | 2008-08-13 15:49:05 -0700 | [diff] [blame] | 9004 | 8, STATS_FLAGS_PORT, "tx_total_collisions" }, |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 9005 | { STATS_OFFSET32(rx_stat_etherstatsfragments_hi), |
Yitchak Gertner | 66e855f | 2008-08-13 15:49:05 -0700 | [diff] [blame] | 9006 | 8, STATS_FLAGS_PORT, "rx_fragments" }, |
| 9007 | /* 20 */{ STATS_OFFSET32(rx_stat_etherstatsjabbers_hi), |
| 9008 | 8, STATS_FLAGS_PORT, "rx_jabbers" }, |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 9009 | { STATS_OFFSET32(rx_stat_etherstatsundersizepkts_hi), |
Yitchak Gertner | 66e855f | 2008-08-13 15:49:05 -0700 | [diff] [blame] | 9010 | 8, STATS_FLAGS_PORT, "rx_undersize_packets" }, |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 9011 | { STATS_OFFSET32(jabber_packets_received), |
Yitchak Gertner | 66e855f | 2008-08-13 15:49:05 -0700 | [diff] [blame] | 9012 | 4, STATS_FLAGS_FUNC, "rx_oversize_packets" }, |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 9013 | { STATS_OFFSET32(tx_stat_etherstatspkts64octets_hi), |
Yitchak Gertner | 66e855f | 2008-08-13 15:49:05 -0700 | [diff] [blame] | 9014 | 8, STATS_FLAGS_PORT, "tx_64_byte_packets" }, |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 9015 | { STATS_OFFSET32(tx_stat_etherstatspkts65octetsto127octets_hi), |
Yitchak Gertner | 66e855f | 2008-08-13 15:49:05 -0700 | [diff] [blame] | 9016 | 8, STATS_FLAGS_PORT, "tx_65_to_127_byte_packets" }, |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 9017 | { STATS_OFFSET32(tx_stat_etherstatspkts128octetsto255octets_hi), |
Yitchak Gertner | 66e855f | 2008-08-13 15:49:05 -0700 | [diff] [blame] | 9018 | 8, STATS_FLAGS_PORT, "tx_128_to_255_byte_packets" }, |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 9019 | { STATS_OFFSET32(tx_stat_etherstatspkts256octetsto511octets_hi), |
Yitchak Gertner | 66e855f | 2008-08-13 15:49:05 -0700 | [diff] [blame] | 9020 | 8, STATS_FLAGS_PORT, "tx_256_to_511_byte_packets" }, |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 9021 | { STATS_OFFSET32(tx_stat_etherstatspkts512octetsto1023octets_hi), |
Yitchak Gertner | 66e855f | 2008-08-13 15:49:05 -0700 | [diff] [blame] | 9022 | 8, STATS_FLAGS_PORT, "tx_512_to_1023_byte_packets" }, |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 9023 | { STATS_OFFSET32(etherstatspkts1024octetsto1522octets_hi), |
Yitchak Gertner | 66e855f | 2008-08-13 15:49:05 -0700 | [diff] [blame] | 9024 | 8, STATS_FLAGS_PORT, "tx_1024_to_1522_byte_packets" }, |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 9025 | { STATS_OFFSET32(etherstatspktsover1522octets_hi), |
Yitchak Gertner | 66e855f | 2008-08-13 15:49:05 -0700 | [diff] [blame] | 9026 | 8, STATS_FLAGS_PORT, "tx_1523_to_9022_byte_packets" }, |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 9027 | /* 30 */{ STATS_OFFSET32(rx_stat_xonpauseframesreceived_hi), |
Yitchak Gertner | 66e855f | 2008-08-13 15:49:05 -0700 | [diff] [blame] | 9028 | 8, STATS_FLAGS_PORT, "rx_xon_frames" }, |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 9029 | { STATS_OFFSET32(rx_stat_xoffpauseframesreceived_hi), |
Yitchak Gertner | 66e855f | 2008-08-13 15:49:05 -0700 | [diff] [blame] | 9030 | 8, STATS_FLAGS_PORT, "rx_xoff_frames" }, |
| 9031 | { STATS_OFFSET32(tx_stat_outxonsent_hi), |
| 9032 | 8, STATS_FLAGS_PORT, "tx_xon_frames" }, |
| 9033 | { STATS_OFFSET32(tx_stat_outxoffsent_hi), |
| 9034 | 8, STATS_FLAGS_PORT, "tx_xoff_frames" }, |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 9035 | { STATS_OFFSET32(rx_stat_maccontrolframesreceived_hi), |
Yitchak Gertner | 66e855f | 2008-08-13 15:49:05 -0700 | [diff] [blame] | 9036 | 8, STATS_FLAGS_PORT, "rx_mac_ctrl_frames" }, |
| 9037 | { STATS_OFFSET32(mac_filter_discard), |
| 9038 | 4, STATS_FLAGS_PORT, "rx_filtered_packets" }, |
| 9039 | { STATS_OFFSET32(no_buff_discard), |
| 9040 | 4, STATS_FLAGS_FUNC, "rx_discards" }, |
| 9041 | { STATS_OFFSET32(xxoverflow_discard), |
| 9042 | 4, STATS_FLAGS_PORT, "rx_fw_discards" }, |
| 9043 | { STATS_OFFSET32(brb_drop_hi), |
| 9044 | 8, STATS_FLAGS_PORT, "brb_discard" }, |
| 9045 | { STATS_OFFSET32(brb_truncate_hi), |
| 9046 | 8, STATS_FLAGS_PORT, "brb_truncate" }, |
| 9047 | /* 40 */{ STATS_OFFSET32(rx_err_discard_pkt), |
| 9048 | 4, STATS_FLAGS_FUNC, "rx_phy_ip_err_discards"}, |
| 9049 | { STATS_OFFSET32(rx_skb_alloc_failed), |
| 9050 | 4, STATS_FLAGS_FUNC, "rx_skb_alloc_discard" }, |
| 9051 | /* 42 */{ STATS_OFFSET32(hw_csum_err), |
| 9052 | 4, STATS_FLAGS_FUNC, "rx_csum_offload_errors" } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9053 | }; |
| 9054 | |
Yitchak Gertner | 66e855f | 2008-08-13 15:49:05 -0700 | [diff] [blame] | 9055 | #define IS_NOT_E1HMF_STAT(bp, i) \ |
| 9056 | (IS_E1HMF(bp) && (bnx2x_stats_arr[i].flags & STATS_FLAGS_PORT)) |
| 9057 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9058 | static void bnx2x_get_strings(struct net_device *dev, u32 stringset, u8 *buf) |
| 9059 | { |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 9060 | struct bnx2x *bp = netdev_priv(dev); |
| 9061 | int i, j; |
| 9062 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9063 | switch (stringset) { |
| 9064 | case ETH_SS_STATS: |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 9065 | for (i = 0, j = 0; i < BNX2X_NUM_STATS; i++) { |
Yitchak Gertner | 66e855f | 2008-08-13 15:49:05 -0700 | [diff] [blame] | 9066 | if (IS_NOT_E1HMF_STAT(bp, i)) |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 9067 | continue; |
| 9068 | strcpy(buf + j*ETH_GSTRING_LEN, |
| 9069 | bnx2x_stats_arr[i].string); |
| 9070 | j++; |
| 9071 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9072 | break; |
| 9073 | |
| 9074 | case ETH_SS_TEST: |
| 9075 | memcpy(buf, bnx2x_tests_str_arr, sizeof(bnx2x_tests_str_arr)); |
| 9076 | break; |
| 9077 | } |
| 9078 | } |
| 9079 | |
| 9080 | static int bnx2x_get_stats_count(struct net_device *dev) |
| 9081 | { |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 9082 | struct bnx2x *bp = netdev_priv(dev); |
| 9083 | int i, num_stats = 0; |
| 9084 | |
| 9085 | for (i = 0; i < BNX2X_NUM_STATS; i++) { |
Yitchak Gertner | 66e855f | 2008-08-13 15:49:05 -0700 | [diff] [blame] | 9086 | if (IS_NOT_E1HMF_STAT(bp, i)) |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 9087 | continue; |
| 9088 | num_stats++; |
| 9089 | } |
| 9090 | return num_stats; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9091 | } |
| 9092 | |
| 9093 | static void bnx2x_get_ethtool_stats(struct net_device *dev, |
| 9094 | struct ethtool_stats *stats, u64 *buf) |
| 9095 | { |
| 9096 | struct bnx2x *bp = netdev_priv(dev); |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 9097 | u32 *hw_stats = (u32 *)&bp->eth_stats; |
| 9098 | int i, j; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9099 | |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 9100 | for (i = 0, j = 0; i < BNX2X_NUM_STATS; i++) { |
Yitchak Gertner | 66e855f | 2008-08-13 15:49:05 -0700 | [diff] [blame] | 9101 | if (IS_NOT_E1HMF_STAT(bp, i)) |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 9102 | continue; |
| 9103 | |
| 9104 | if (bnx2x_stats_arr[i].size == 0) { |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9105 | /* skip this counter */ |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 9106 | buf[j] = 0; |
| 9107 | j++; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9108 | continue; |
| 9109 | } |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 9110 | if (bnx2x_stats_arr[i].size == 4) { |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9111 | /* 4-byte counter */ |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 9112 | buf[j] = (u64) *(hw_stats + bnx2x_stats_arr[i].offset); |
| 9113 | j++; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9114 | continue; |
| 9115 | } |
| 9116 | /* 8-byte counter */ |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 9117 | buf[j] = HILO_U64(*(hw_stats + bnx2x_stats_arr[i].offset), |
| 9118 | *(hw_stats + bnx2x_stats_arr[i].offset + 1)); |
| 9119 | j++; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9120 | } |
| 9121 | } |
| 9122 | |
| 9123 | static int bnx2x_phys_id(struct net_device *dev, u32 data) |
| 9124 | { |
| 9125 | struct bnx2x *bp = netdev_priv(dev); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9126 | int port = BP_PORT(bp); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9127 | int i; |
| 9128 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9129 | if (!netif_running(dev)) |
| 9130 | return 0; |
| 9131 | |
| 9132 | if (!bp->port.pmf) |
| 9133 | return 0; |
| 9134 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9135 | if (data == 0) |
| 9136 | data = 2; |
| 9137 | |
| 9138 | for (i = 0; i < (data * 2); i++) { |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 9139 | if ((i % 2) == 0) |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9140 | bnx2x_set_led(bp, port, LED_MODE_OPER, SPEED_1000, |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 9141 | bp->link_params.hw_led_mode, |
| 9142 | bp->link_params.chip_id); |
| 9143 | else |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9144 | bnx2x_set_led(bp, port, LED_MODE_OFF, 0, |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 9145 | bp->link_params.hw_led_mode, |
| 9146 | bp->link_params.chip_id); |
| 9147 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9148 | msleep_interruptible(500); |
| 9149 | if (signal_pending(current)) |
| 9150 | break; |
| 9151 | } |
| 9152 | |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 9153 | if (bp->link_vars.link_up) |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9154 | bnx2x_set_led(bp, port, LED_MODE_OPER, |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 9155 | bp->link_vars.line_speed, |
| 9156 | bp->link_params.hw_led_mode, |
| 9157 | bp->link_params.chip_id); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9158 | |
| 9159 | return 0; |
| 9160 | } |
| 9161 | |
| 9162 | static struct ethtool_ops bnx2x_ethtool_ops = { |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 9163 | .get_settings = bnx2x_get_settings, |
| 9164 | .set_settings = bnx2x_set_settings, |
| 9165 | .get_drvinfo = bnx2x_get_drvinfo, |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9166 | .get_wol = bnx2x_get_wol, |
| 9167 | .set_wol = bnx2x_set_wol, |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 9168 | .get_msglevel = bnx2x_get_msglevel, |
| 9169 | .set_msglevel = bnx2x_set_msglevel, |
| 9170 | .nway_reset = bnx2x_nway_reset, |
| 9171 | .get_link = ethtool_op_get_link, |
| 9172 | .get_eeprom_len = bnx2x_get_eeprom_len, |
| 9173 | .get_eeprom = bnx2x_get_eeprom, |
| 9174 | .set_eeprom = bnx2x_set_eeprom, |
| 9175 | .get_coalesce = bnx2x_get_coalesce, |
| 9176 | .set_coalesce = bnx2x_set_coalesce, |
| 9177 | .get_ringparam = bnx2x_get_ringparam, |
| 9178 | .set_ringparam = bnx2x_set_ringparam, |
| 9179 | .get_pauseparam = bnx2x_get_pauseparam, |
| 9180 | .set_pauseparam = bnx2x_set_pauseparam, |
| 9181 | .get_rx_csum = bnx2x_get_rx_csum, |
| 9182 | .set_rx_csum = bnx2x_set_rx_csum, |
| 9183 | .get_tx_csum = ethtool_op_get_tx_csum, |
Eilon Greenstein | 755735e | 2008-06-23 20:35:13 -0700 | [diff] [blame] | 9184 | .set_tx_csum = ethtool_op_set_tx_hw_csum, |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 9185 | .set_flags = bnx2x_set_flags, |
| 9186 | .get_flags = ethtool_op_get_flags, |
| 9187 | .get_sg = ethtool_op_get_sg, |
| 9188 | .set_sg = ethtool_op_set_sg, |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9189 | .get_tso = ethtool_op_get_tso, |
| 9190 | .set_tso = bnx2x_set_tso, |
| 9191 | .self_test_count = bnx2x_self_test_count, |
Vladislav Zolotarov | 7a9b255 | 2008-06-23 20:34:36 -0700 | [diff] [blame] | 9192 | .self_test = bnx2x_self_test, |
| 9193 | .get_strings = bnx2x_get_strings, |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9194 | .phys_id = bnx2x_phys_id, |
| 9195 | .get_stats_count = bnx2x_get_stats_count, |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 9196 | .get_ethtool_stats = bnx2x_get_ethtool_stats, |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9197 | }; |
| 9198 | |
| 9199 | /* end of ethtool_ops */ |
| 9200 | |
| 9201 | /**************************************************************************** |
| 9202 | * General service functions |
| 9203 | ****************************************************************************/ |
| 9204 | |
| 9205 | static int bnx2x_set_power_state(struct bnx2x *bp, pci_power_t state) |
| 9206 | { |
| 9207 | u16 pmcsr; |
| 9208 | |
| 9209 | pci_read_config_word(bp->pdev, bp->pm_cap + PCI_PM_CTRL, &pmcsr); |
| 9210 | |
| 9211 | switch (state) { |
| 9212 | case PCI_D0: |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9213 | pci_write_config_word(bp->pdev, bp->pm_cap + PCI_PM_CTRL, |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9214 | ((pmcsr & ~PCI_PM_CTRL_STATE_MASK) | |
| 9215 | PCI_PM_CTRL_PME_STATUS)); |
| 9216 | |
| 9217 | if (pmcsr & PCI_PM_CTRL_STATE_MASK) |
| 9218 | /* delay required during transition out of D3hot */ |
| 9219 | msleep(20); |
| 9220 | break; |
| 9221 | |
| 9222 | case PCI_D3hot: |
| 9223 | pmcsr &= ~PCI_PM_CTRL_STATE_MASK; |
| 9224 | pmcsr |= 3; |
| 9225 | |
| 9226 | if (bp->wol) |
| 9227 | pmcsr |= PCI_PM_CTRL_PME_ENABLE; |
| 9228 | |
| 9229 | pci_write_config_word(bp->pdev, bp->pm_cap + PCI_PM_CTRL, |
| 9230 | pmcsr); |
| 9231 | |
| 9232 | /* No more memory access after this point until |
| 9233 | * device is brought back to D0. |
| 9234 | */ |
| 9235 | break; |
| 9236 | |
| 9237 | default: |
| 9238 | return -EINVAL; |
| 9239 | } |
| 9240 | return 0; |
| 9241 | } |
| 9242 | |
| 9243 | /* |
| 9244 | * net_device service functions |
| 9245 | */ |
| 9246 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9247 | static int bnx2x_poll(struct napi_struct *napi, int budget) |
| 9248 | { |
| 9249 | struct bnx2x_fastpath *fp = container_of(napi, struct bnx2x_fastpath, |
| 9250 | napi); |
| 9251 | struct bnx2x *bp = fp->bp; |
| 9252 | int work_done = 0; |
| 9253 | |
| 9254 | #ifdef BNX2X_STOP_ON_ERROR |
| 9255 | if (unlikely(bp->panic)) |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9256 | goto poll_panic; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9257 | #endif |
| 9258 | |
| 9259 | prefetch(fp->tx_buf_ring[TX_BD(fp->tx_pkt_cons)].skb); |
| 9260 | prefetch(fp->rx_buf_ring[RX_BD(fp->rx_bd_cons)].skb); |
| 9261 | prefetch((char *)(fp->rx_buf_ring[RX_BD(fp->rx_bd_cons)].skb) + 256); |
| 9262 | |
| 9263 | bnx2x_update_fpsb_idx(fp); |
| 9264 | |
Vladislav Zolotarov | da5a662 | 2008-08-13 15:50:00 -0700 | [diff] [blame] | 9265 | if (BNX2X_HAS_TX_WORK(fp)) |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9266 | bnx2x_tx_int(fp, budget); |
| 9267 | |
Vladislav Zolotarov | da5a662 | 2008-08-13 15:50:00 -0700 | [diff] [blame] | 9268 | if (BNX2X_HAS_RX_WORK(fp)) |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9269 | work_done = bnx2x_rx_int(fp, budget); |
| 9270 | |
Vladislav Zolotarov | da5a662 | 2008-08-13 15:50:00 -0700 | [diff] [blame] | 9271 | rmb(); /* BNX2X_HAS_WORK() reads the status block */ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9272 | |
| 9273 | /* must not complete if we consumed full budget */ |
Vladislav Zolotarov | da5a662 | 2008-08-13 15:50:00 -0700 | [diff] [blame] | 9274 | if ((work_done < budget) && !BNX2X_HAS_WORK(fp)) { |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9275 | |
| 9276 | #ifdef BNX2X_STOP_ON_ERROR |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9277 | poll_panic: |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9278 | #endif |
| 9279 | netif_rx_complete(bp->dev, napi); |
| 9280 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9281 | bnx2x_ack_sb(bp, FP_SB_ID(fp), USTORM_ID, |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9282 | le16_to_cpu(fp->fp_u_idx), IGU_INT_NOP, 1); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9283 | bnx2x_ack_sb(bp, FP_SB_ID(fp), CSTORM_ID, |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9284 | le16_to_cpu(fp->fp_c_idx), IGU_INT_ENABLE, 1); |
| 9285 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9286 | return work_done; |
| 9287 | } |
| 9288 | |
Eilon Greenstein | 755735e | 2008-06-23 20:35:13 -0700 | [diff] [blame] | 9289 | |
| 9290 | /* we split the first BD into headers and data BDs |
| 9291 | * to ease the pain of our fellow micocode engineers |
| 9292 | * we use one mapping for both BDs |
| 9293 | * So far this has only been observed to happen |
| 9294 | * in Other Operating Systems(TM) |
| 9295 | */ |
| 9296 | static noinline u16 bnx2x_tx_split(struct bnx2x *bp, |
| 9297 | struct bnx2x_fastpath *fp, |
| 9298 | struct eth_tx_bd **tx_bd, u16 hlen, |
| 9299 | u16 bd_prod, int nbd) |
| 9300 | { |
| 9301 | struct eth_tx_bd *h_tx_bd = *tx_bd; |
| 9302 | struct eth_tx_bd *d_tx_bd; |
| 9303 | dma_addr_t mapping; |
| 9304 | int old_len = le16_to_cpu(h_tx_bd->nbytes); |
| 9305 | |
| 9306 | /* first fix first BD */ |
| 9307 | h_tx_bd->nbd = cpu_to_le16(nbd); |
| 9308 | h_tx_bd->nbytes = cpu_to_le16(hlen); |
| 9309 | |
| 9310 | DP(NETIF_MSG_TX_QUEUED, "TSO split header size is %d " |
| 9311 | "(%x:%x) nbd %d\n", h_tx_bd->nbytes, h_tx_bd->addr_hi, |
| 9312 | h_tx_bd->addr_lo, h_tx_bd->nbd); |
| 9313 | |
| 9314 | /* now get a new data BD |
| 9315 | * (after the pbd) and fill it */ |
| 9316 | bd_prod = TX_BD(NEXT_TX_IDX(bd_prod)); |
| 9317 | d_tx_bd = &fp->tx_desc_ring[bd_prod]; |
| 9318 | |
| 9319 | mapping = HILO_U64(le32_to_cpu(h_tx_bd->addr_hi), |
| 9320 | le32_to_cpu(h_tx_bd->addr_lo)) + hlen; |
| 9321 | |
| 9322 | d_tx_bd->addr_hi = cpu_to_le32(U64_HI(mapping)); |
| 9323 | d_tx_bd->addr_lo = cpu_to_le32(U64_LO(mapping)); |
| 9324 | d_tx_bd->nbytes = cpu_to_le16(old_len - hlen); |
| 9325 | d_tx_bd->vlan = 0; |
| 9326 | /* this marks the BD as one that has no individual mapping |
| 9327 | * the FW ignores this flag in a BD not marked start |
| 9328 | */ |
| 9329 | d_tx_bd->bd_flags.as_bitfield = ETH_TX_BD_FLAGS_SW_LSO; |
| 9330 | DP(NETIF_MSG_TX_QUEUED, |
| 9331 | "TSO split data size is %d (%x:%x)\n", |
| 9332 | d_tx_bd->nbytes, d_tx_bd->addr_hi, d_tx_bd->addr_lo); |
| 9333 | |
| 9334 | /* update tx_bd for marking the last BD flag */ |
| 9335 | *tx_bd = d_tx_bd; |
| 9336 | |
| 9337 | return bd_prod; |
| 9338 | } |
| 9339 | |
| 9340 | static inline u16 bnx2x_csum_fix(unsigned char *t_header, u16 csum, s8 fix) |
| 9341 | { |
| 9342 | if (fix > 0) |
| 9343 | csum = (u16) ~csum_fold(csum_sub(csum, |
| 9344 | csum_partial(t_header - fix, fix, 0))); |
| 9345 | |
| 9346 | else if (fix < 0) |
| 9347 | csum = (u16) ~csum_fold(csum_add(csum, |
| 9348 | csum_partial(t_header, -fix, 0))); |
| 9349 | |
| 9350 | return swab16(csum); |
| 9351 | } |
| 9352 | |
| 9353 | static inline u32 bnx2x_xmit_type(struct bnx2x *bp, struct sk_buff *skb) |
| 9354 | { |
| 9355 | u32 rc; |
| 9356 | |
| 9357 | if (skb->ip_summed != CHECKSUM_PARTIAL) |
| 9358 | rc = XMIT_PLAIN; |
| 9359 | |
| 9360 | else { |
| 9361 | if (skb->protocol == ntohs(ETH_P_IPV6)) { |
| 9362 | rc = XMIT_CSUM_V6; |
| 9363 | if (ipv6_hdr(skb)->nexthdr == IPPROTO_TCP) |
| 9364 | rc |= XMIT_CSUM_TCP; |
| 9365 | |
| 9366 | } else { |
| 9367 | rc = XMIT_CSUM_V4; |
| 9368 | if (ip_hdr(skb)->protocol == IPPROTO_TCP) |
| 9369 | rc |= XMIT_CSUM_TCP; |
| 9370 | } |
| 9371 | } |
| 9372 | |
| 9373 | if (skb_shinfo(skb)->gso_type & SKB_GSO_TCPV4) |
| 9374 | rc |= XMIT_GSO_V4; |
| 9375 | |
| 9376 | else if (skb_shinfo(skb)->gso_type & SKB_GSO_TCPV6) |
| 9377 | rc |= XMIT_GSO_V6; |
| 9378 | |
| 9379 | return rc; |
| 9380 | } |
| 9381 | |
| 9382 | /* check if packet requires linearization (packet is too fragmented) */ |
| 9383 | static int bnx2x_pkt_req_lin(struct bnx2x *bp, struct sk_buff *skb, |
| 9384 | u32 xmit_type) |
| 9385 | { |
| 9386 | int to_copy = 0; |
| 9387 | int hlen = 0; |
| 9388 | int first_bd_sz = 0; |
| 9389 | |
| 9390 | /* 3 = 1 (for linear data BD) + 2 (for PBD and last BD) */ |
| 9391 | if (skb_shinfo(skb)->nr_frags >= (MAX_FETCH_BD - 3)) { |
| 9392 | |
| 9393 | if (xmit_type & XMIT_GSO) { |
| 9394 | unsigned short lso_mss = skb_shinfo(skb)->gso_size; |
| 9395 | /* Check if LSO packet needs to be copied: |
| 9396 | 3 = 1 (for headers BD) + 2 (for PBD and last BD) */ |
| 9397 | int wnd_size = MAX_FETCH_BD - 3; |
| 9398 | /* Number of widnows to check */ |
| 9399 | int num_wnds = skb_shinfo(skb)->nr_frags - wnd_size; |
| 9400 | int wnd_idx = 0; |
| 9401 | int frag_idx = 0; |
| 9402 | u32 wnd_sum = 0; |
| 9403 | |
| 9404 | /* Headers length */ |
| 9405 | hlen = (int)(skb_transport_header(skb) - skb->data) + |
| 9406 | tcp_hdrlen(skb); |
| 9407 | |
| 9408 | /* Amount of data (w/o headers) on linear part of SKB*/ |
| 9409 | first_bd_sz = skb_headlen(skb) - hlen; |
| 9410 | |
| 9411 | wnd_sum = first_bd_sz; |
| 9412 | |
| 9413 | /* Calculate the first sum - it's special */ |
| 9414 | for (frag_idx = 0; frag_idx < wnd_size - 1; frag_idx++) |
| 9415 | wnd_sum += |
| 9416 | skb_shinfo(skb)->frags[frag_idx].size; |
| 9417 | |
| 9418 | /* If there was data on linear skb data - check it */ |
| 9419 | if (first_bd_sz > 0) { |
| 9420 | if (unlikely(wnd_sum < lso_mss)) { |
| 9421 | to_copy = 1; |
| 9422 | goto exit_lbl; |
| 9423 | } |
| 9424 | |
| 9425 | wnd_sum -= first_bd_sz; |
| 9426 | } |
| 9427 | |
| 9428 | /* Others are easier: run through the frag list and |
| 9429 | check all windows */ |
| 9430 | for (wnd_idx = 0; wnd_idx <= num_wnds; wnd_idx++) { |
| 9431 | wnd_sum += |
| 9432 | skb_shinfo(skb)->frags[wnd_idx + wnd_size - 1].size; |
| 9433 | |
| 9434 | if (unlikely(wnd_sum < lso_mss)) { |
| 9435 | to_copy = 1; |
| 9436 | break; |
| 9437 | } |
| 9438 | wnd_sum -= |
| 9439 | skb_shinfo(skb)->frags[wnd_idx].size; |
| 9440 | } |
| 9441 | |
| 9442 | } else { |
| 9443 | /* in non-LSO too fragmented packet should always |
| 9444 | be linearized */ |
| 9445 | to_copy = 1; |
| 9446 | } |
| 9447 | } |
| 9448 | |
| 9449 | exit_lbl: |
| 9450 | if (unlikely(to_copy)) |
| 9451 | DP(NETIF_MSG_TX_QUEUED, |
| 9452 | "Linearization IS REQUIRED for %s packet. " |
| 9453 | "num_frags %d hlen %d first_bd_sz %d\n", |
| 9454 | (xmit_type & XMIT_GSO) ? "LSO" : "non-LSO", |
| 9455 | skb_shinfo(skb)->nr_frags, hlen, first_bd_sz); |
| 9456 | |
| 9457 | return to_copy; |
| 9458 | } |
| 9459 | |
| 9460 | /* called with netif_tx_lock |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9461 | * bnx2x_tx_int() runs without netif_tx_lock unless it needs to call |
Eilon Greenstein | 755735e | 2008-06-23 20:35:13 -0700 | [diff] [blame] | 9462 | * netif_wake_queue() |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9463 | */ |
| 9464 | static int bnx2x_start_xmit(struct sk_buff *skb, struct net_device *dev) |
| 9465 | { |
| 9466 | struct bnx2x *bp = netdev_priv(dev); |
| 9467 | struct bnx2x_fastpath *fp; |
| 9468 | struct sw_tx_bd *tx_buf; |
| 9469 | struct eth_tx_bd *tx_bd; |
| 9470 | struct eth_tx_parse_bd *pbd = NULL; |
| 9471 | u16 pkt_prod, bd_prod; |
Eilon Greenstein | 755735e | 2008-06-23 20:35:13 -0700 | [diff] [blame] | 9472 | int nbd, fp_index; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9473 | dma_addr_t mapping; |
Eilon Greenstein | 755735e | 2008-06-23 20:35:13 -0700 | [diff] [blame] | 9474 | u32 xmit_type = bnx2x_xmit_type(bp, skb); |
| 9475 | int vlan_off = (bp->e1hov ? 4 : 0); |
| 9476 | int i; |
| 9477 | u8 hlen = 0; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9478 | |
| 9479 | #ifdef BNX2X_STOP_ON_ERROR |
| 9480 | if (unlikely(bp->panic)) |
| 9481 | return NETDEV_TX_BUSY; |
| 9482 | #endif |
| 9483 | |
Eilon Greenstein | 755735e | 2008-06-23 20:35:13 -0700 | [diff] [blame] | 9484 | fp_index = (smp_processor_id() % bp->num_queues); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9485 | fp = &bp->fp[fp_index]; |
Eilon Greenstein | 755735e | 2008-06-23 20:35:13 -0700 | [diff] [blame] | 9486 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9487 | if (unlikely(bnx2x_tx_avail(bp->fp) < |
| 9488 | (skb_shinfo(skb)->nr_frags + 3))) { |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 9489 | bp->eth_stats.driver_xoff++, |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9490 | netif_stop_queue(dev); |
| 9491 | BNX2X_ERR("BUG! Tx ring full when queue awake!\n"); |
| 9492 | return NETDEV_TX_BUSY; |
| 9493 | } |
| 9494 | |
Eilon Greenstein | 755735e | 2008-06-23 20:35:13 -0700 | [diff] [blame] | 9495 | DP(NETIF_MSG_TX_QUEUED, "SKB: summed %x protocol %x protocol(%x,%x)" |
| 9496 | " gso type %x xmit_type %x\n", |
| 9497 | skb->ip_summed, skb->protocol, ipv6_hdr(skb)->nexthdr, |
| 9498 | ip_hdr(skb)->protocol, skb_shinfo(skb)->gso_type, xmit_type); |
| 9499 | |
| 9500 | /* First, check if we need to linearaize the skb |
| 9501 | (due to FW restrictions) */ |
| 9502 | if (bnx2x_pkt_req_lin(bp, skb, xmit_type)) { |
| 9503 | /* Statistics of linearization */ |
| 9504 | bp->lin_cnt++; |
| 9505 | if (skb_linearize(skb) != 0) { |
| 9506 | DP(NETIF_MSG_TX_QUEUED, "SKB linearization failed - " |
| 9507 | "silently dropping this SKB\n"); |
| 9508 | dev_kfree_skb_any(skb); |
Vladislav Zolotarov | da5a662 | 2008-08-13 15:50:00 -0700 | [diff] [blame] | 9509 | return NETDEV_TX_OK; |
Eilon Greenstein | 755735e | 2008-06-23 20:35:13 -0700 | [diff] [blame] | 9510 | } |
| 9511 | } |
| 9512 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9513 | /* |
Eilon Greenstein | 755735e | 2008-06-23 20:35:13 -0700 | [diff] [blame] | 9514 | Please read carefully. First we use one BD which we mark as start, |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9515 | then for TSO or xsum we have a parsing info BD, |
Eilon Greenstein | 755735e | 2008-06-23 20:35:13 -0700 | [diff] [blame] | 9516 | and only then we have the rest of the TSO BDs. |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9517 | (don't forget to mark the last one as last, |
| 9518 | and to unmap only AFTER you write to the BD ...) |
Eilon Greenstein | 755735e | 2008-06-23 20:35:13 -0700 | [diff] [blame] | 9519 | And above all, all pdb sizes are in words - NOT DWORDS! |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9520 | */ |
| 9521 | |
| 9522 | pkt_prod = fp->tx_pkt_prod++; |
Eilon Greenstein | 755735e | 2008-06-23 20:35:13 -0700 | [diff] [blame] | 9523 | bd_prod = TX_BD(fp->tx_bd_prod); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9524 | |
Eilon Greenstein | 755735e | 2008-06-23 20:35:13 -0700 | [diff] [blame] | 9525 | /* get a tx_buf and first BD */ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9526 | tx_buf = &fp->tx_buf_ring[TX_BD(pkt_prod)]; |
| 9527 | tx_bd = &fp->tx_desc_ring[bd_prod]; |
| 9528 | |
| 9529 | tx_bd->bd_flags.as_bitfield = ETH_TX_BD_FLAGS_START_BD; |
| 9530 | tx_bd->general_data = (UNICAST_ADDRESS << |
| 9531 | ETH_TX_BD_ETH_ADDR_TYPE_SHIFT); |
| 9532 | tx_bd->general_data |= 1; /* header nbd */ |
| 9533 | |
Eilon Greenstein | 755735e | 2008-06-23 20:35:13 -0700 | [diff] [blame] | 9534 | /* remember the first BD of the packet */ |
| 9535 | tx_buf->first_bd = fp->tx_bd_prod; |
| 9536 | tx_buf->skb = skb; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9537 | |
| 9538 | DP(NETIF_MSG_TX_QUEUED, |
| 9539 | "sending pkt %u @%p next_idx %u bd %u @%p\n", |
| 9540 | pkt_prod, tx_buf, fp->tx_pkt_prod, bd_prod, tx_bd); |
| 9541 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9542 | if ((bp->vlgrp != NULL) && vlan_tx_tag_present(skb)) { |
| 9543 | tx_bd->vlan = cpu_to_le16(vlan_tx_tag_get(skb)); |
| 9544 | tx_bd->bd_flags.as_bitfield |= ETH_TX_BD_FLAGS_VLAN_TAG; |
Eilon Greenstein | 755735e | 2008-06-23 20:35:13 -0700 | [diff] [blame] | 9545 | vlan_off += 4; |
| 9546 | } else |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9547 | tx_bd->vlan = cpu_to_le16(pkt_prod); |
Eilon Greenstein | 755735e | 2008-06-23 20:35:13 -0700 | [diff] [blame] | 9548 | |
| 9549 | if (xmit_type) { |
| 9550 | |
| 9551 | /* turn on parsing and get a BD */ |
| 9552 | bd_prod = TX_BD(NEXT_TX_IDX(bd_prod)); |
| 9553 | pbd = (void *)&fp->tx_desc_ring[bd_prod]; |
| 9554 | |
| 9555 | memset(pbd, 0, sizeof(struct eth_tx_parse_bd)); |
| 9556 | } |
| 9557 | |
| 9558 | if (xmit_type & XMIT_CSUM) { |
| 9559 | hlen = (skb_network_header(skb) - skb->data + vlan_off) / 2; |
| 9560 | |
| 9561 | /* for now NS flag is not used in Linux */ |
| 9562 | pbd->global_data = (hlen | |
| 9563 | ((skb->protocol == ntohs(ETH_P_8021Q)) << |
| 9564 | ETH_TX_PARSE_BD_LLC_SNAP_EN_SHIFT)); |
| 9565 | |
| 9566 | pbd->ip_hlen = (skb_transport_header(skb) - |
| 9567 | skb_network_header(skb)) / 2; |
| 9568 | |
| 9569 | hlen += pbd->ip_hlen + tcp_hdrlen(skb) / 2; |
| 9570 | |
| 9571 | pbd->total_hlen = cpu_to_le16(hlen); |
| 9572 | hlen = hlen*2 - vlan_off; |
| 9573 | |
| 9574 | tx_bd->bd_flags.as_bitfield |= ETH_TX_BD_FLAGS_TCP_CSUM; |
| 9575 | |
| 9576 | if (xmit_type & XMIT_CSUM_V4) |
| 9577 | tx_bd->bd_flags.as_bitfield |= |
| 9578 | ETH_TX_BD_FLAGS_IP_CSUM; |
| 9579 | else |
| 9580 | tx_bd->bd_flags.as_bitfield |= ETH_TX_BD_FLAGS_IPV6; |
| 9581 | |
| 9582 | if (xmit_type & XMIT_CSUM_TCP) { |
| 9583 | pbd->tcp_pseudo_csum = swab16(tcp_hdr(skb)->check); |
| 9584 | |
| 9585 | } else { |
| 9586 | s8 fix = SKB_CS_OFF(skb); /* signed! */ |
| 9587 | |
| 9588 | pbd->global_data |= ETH_TX_PARSE_BD_CS_ANY_FLG; |
| 9589 | pbd->cs_offset = fix / 2; |
| 9590 | |
| 9591 | DP(NETIF_MSG_TX_QUEUED, |
| 9592 | "hlen %d offset %d fix %d csum before fix %x\n", |
| 9593 | le16_to_cpu(pbd->total_hlen), pbd->cs_offset, fix, |
| 9594 | SKB_CS(skb)); |
| 9595 | |
| 9596 | /* HW bug: fixup the CSUM */ |
| 9597 | pbd->tcp_pseudo_csum = |
| 9598 | bnx2x_csum_fix(skb_transport_header(skb), |
| 9599 | SKB_CS(skb), fix); |
| 9600 | |
| 9601 | DP(NETIF_MSG_TX_QUEUED, "csum after fix %x\n", |
| 9602 | pbd->tcp_pseudo_csum); |
| 9603 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9604 | } |
| 9605 | |
| 9606 | mapping = pci_map_single(bp->pdev, skb->data, |
Eilon Greenstein | 755735e | 2008-06-23 20:35:13 -0700 | [diff] [blame] | 9607 | skb_headlen(skb), PCI_DMA_TODEVICE); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9608 | |
| 9609 | tx_bd->addr_hi = cpu_to_le32(U64_HI(mapping)); |
| 9610 | tx_bd->addr_lo = cpu_to_le32(U64_LO(mapping)); |
| 9611 | nbd = skb_shinfo(skb)->nr_frags + ((pbd == NULL)? 1 : 2); |
| 9612 | tx_bd->nbd = cpu_to_le16(nbd); |
| 9613 | tx_bd->nbytes = cpu_to_le16(skb_headlen(skb)); |
| 9614 | |
| 9615 | DP(NETIF_MSG_TX_QUEUED, "first bd @%p addr (%x:%x) nbd %d" |
Eilon Greenstein | 755735e | 2008-06-23 20:35:13 -0700 | [diff] [blame] | 9616 | " nbytes %d flags %x vlan %x\n", |
| 9617 | tx_bd, tx_bd->addr_hi, tx_bd->addr_lo, le16_to_cpu(tx_bd->nbd), |
| 9618 | le16_to_cpu(tx_bd->nbytes), tx_bd->bd_flags.as_bitfield, |
| 9619 | le16_to_cpu(tx_bd->vlan)); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9620 | |
Eilon Greenstein | 755735e | 2008-06-23 20:35:13 -0700 | [diff] [blame] | 9621 | if (xmit_type & XMIT_GSO) { |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9622 | |
| 9623 | DP(NETIF_MSG_TX_QUEUED, |
| 9624 | "TSO packet len %d hlen %d total len %d tso size %d\n", |
| 9625 | skb->len, hlen, skb_headlen(skb), |
| 9626 | skb_shinfo(skb)->gso_size); |
| 9627 | |
| 9628 | tx_bd->bd_flags.as_bitfield |= ETH_TX_BD_FLAGS_SW_LSO; |
| 9629 | |
Eilon Greenstein | 755735e | 2008-06-23 20:35:13 -0700 | [diff] [blame] | 9630 | if (unlikely(skb_headlen(skb) > hlen)) |
| 9631 | bd_prod = bnx2x_tx_split(bp, fp, &tx_bd, hlen, |
| 9632 | bd_prod, ++nbd); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9633 | |
| 9634 | pbd->lso_mss = cpu_to_le16(skb_shinfo(skb)->gso_size); |
| 9635 | pbd->tcp_send_seq = swab32(tcp_hdr(skb)->seq); |
Eilon Greenstein | 755735e | 2008-06-23 20:35:13 -0700 | [diff] [blame] | 9636 | pbd->tcp_flags = pbd_tcp_flags(skb); |
| 9637 | |
| 9638 | if (xmit_type & XMIT_GSO_V4) { |
| 9639 | pbd->ip_id = swab16(ip_hdr(skb)->id); |
| 9640 | pbd->tcp_pseudo_csum = |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9641 | swab16(~csum_tcpudp_magic(ip_hdr(skb)->saddr, |
| 9642 | ip_hdr(skb)->daddr, |
| 9643 | 0, IPPROTO_TCP, 0)); |
Eilon Greenstein | 755735e | 2008-06-23 20:35:13 -0700 | [diff] [blame] | 9644 | |
| 9645 | } else |
| 9646 | pbd->tcp_pseudo_csum = |
| 9647 | swab16(~csum_ipv6_magic(&ipv6_hdr(skb)->saddr, |
| 9648 | &ipv6_hdr(skb)->daddr, |
| 9649 | 0, IPPROTO_TCP, 0)); |
| 9650 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9651 | pbd->global_data |= ETH_TX_PARSE_BD_PSEUDO_CS_WITHOUT_LEN; |
| 9652 | } |
| 9653 | |
Eilon Greenstein | 755735e | 2008-06-23 20:35:13 -0700 | [diff] [blame] | 9654 | for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) { |
| 9655 | skb_frag_t *frag = &skb_shinfo(skb)->frags[i]; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9656 | |
Eilon Greenstein | 755735e | 2008-06-23 20:35:13 -0700 | [diff] [blame] | 9657 | bd_prod = TX_BD(NEXT_TX_IDX(bd_prod)); |
| 9658 | tx_bd = &fp->tx_desc_ring[bd_prod]; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9659 | |
Eilon Greenstein | 755735e | 2008-06-23 20:35:13 -0700 | [diff] [blame] | 9660 | mapping = pci_map_page(bp->pdev, frag->page, frag->page_offset, |
| 9661 | frag->size, PCI_DMA_TODEVICE); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9662 | |
Eilon Greenstein | 755735e | 2008-06-23 20:35:13 -0700 | [diff] [blame] | 9663 | tx_bd->addr_hi = cpu_to_le32(U64_HI(mapping)); |
| 9664 | tx_bd->addr_lo = cpu_to_le32(U64_LO(mapping)); |
| 9665 | tx_bd->nbytes = cpu_to_le16(frag->size); |
| 9666 | tx_bd->vlan = cpu_to_le16(pkt_prod); |
| 9667 | tx_bd->bd_flags.as_bitfield = 0; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9668 | |
Eilon Greenstein | 755735e | 2008-06-23 20:35:13 -0700 | [diff] [blame] | 9669 | DP(NETIF_MSG_TX_QUEUED, |
| 9670 | "frag %d bd @%p addr (%x:%x) nbytes %d flags %x\n", |
| 9671 | i, tx_bd, tx_bd->addr_hi, tx_bd->addr_lo, |
| 9672 | le16_to_cpu(tx_bd->nbytes), tx_bd->bd_flags.as_bitfield); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9673 | } |
| 9674 | |
Eilon Greenstein | 755735e | 2008-06-23 20:35:13 -0700 | [diff] [blame] | 9675 | /* now at last mark the BD as the last BD */ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9676 | tx_bd->bd_flags.as_bitfield |= ETH_TX_BD_FLAGS_END_BD; |
| 9677 | |
| 9678 | DP(NETIF_MSG_TX_QUEUED, "last bd @%p flags %x\n", |
| 9679 | tx_bd, tx_bd->bd_flags.as_bitfield); |
| 9680 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9681 | bd_prod = TX_BD(NEXT_TX_IDX(bd_prod)); |
| 9682 | |
Eilon Greenstein | 755735e | 2008-06-23 20:35:13 -0700 | [diff] [blame] | 9683 | /* now send a tx doorbell, counting the next BD |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9684 | * if the packet contains or ends with it |
| 9685 | */ |
| 9686 | if (TX_BD_POFF(bd_prod) < nbd) |
| 9687 | nbd++; |
| 9688 | |
| 9689 | if (pbd) |
| 9690 | DP(NETIF_MSG_TX_QUEUED, |
| 9691 | "PBD @%p ip_data %x ip_hlen %u ip_id %u lso_mss %u" |
| 9692 | " tcp_flags %x xsum %x seq %u hlen %u\n", |
| 9693 | pbd, pbd->global_data, pbd->ip_hlen, pbd->ip_id, |
| 9694 | pbd->lso_mss, pbd->tcp_flags, pbd->tcp_pseudo_csum, |
Eilon Greenstein | 755735e | 2008-06-23 20:35:13 -0700 | [diff] [blame] | 9695 | pbd->tcp_send_seq, le16_to_cpu(pbd->total_hlen)); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9696 | |
Eilon Greenstein | 755735e | 2008-06-23 20:35:13 -0700 | [diff] [blame] | 9697 | 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] | 9698 | |
Eliezer Tamir | 96fc178 | 2008-02-28 11:57:55 -0800 | [diff] [blame] | 9699 | fp->hw_tx_prods->bds_prod = |
| 9700 | cpu_to_le16(le16_to_cpu(fp->hw_tx_prods->bds_prod) + nbd); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9701 | mb(); /* FW restriction: must not reorder writing nbd and packets */ |
Eliezer Tamir | 96fc178 | 2008-02-28 11:57:55 -0800 | [diff] [blame] | 9702 | fp->hw_tx_prods->packets_prod = |
| 9703 | cpu_to_le32(le32_to_cpu(fp->hw_tx_prods->packets_prod) + 1); |
Eilon Greenstein | 755735e | 2008-06-23 20:35:13 -0700 | [diff] [blame] | 9704 | DOORBELL(bp, FP_IDX(fp), 0); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9705 | |
| 9706 | mmiowb(); |
| 9707 | |
Eilon Greenstein | 755735e | 2008-06-23 20:35:13 -0700 | [diff] [blame] | 9708 | fp->tx_bd_prod += nbd; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9709 | dev->trans_start = jiffies; |
| 9710 | |
| 9711 | if (unlikely(bnx2x_tx_avail(fp) < MAX_SKB_FRAGS + 3)) { |
| 9712 | netif_stop_queue(dev); |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 9713 | bp->eth_stats.driver_xoff++; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9714 | if (bnx2x_tx_avail(fp) >= MAX_SKB_FRAGS + 3) |
| 9715 | netif_wake_queue(dev); |
| 9716 | } |
| 9717 | fp->tx_pkt++; |
| 9718 | |
| 9719 | return NETDEV_TX_OK; |
| 9720 | } |
| 9721 | |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 9722 | /* called with rtnl_lock */ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9723 | static int bnx2x_open(struct net_device *dev) |
| 9724 | { |
| 9725 | struct bnx2x *bp = netdev_priv(dev); |
| 9726 | |
| 9727 | bnx2x_set_power_state(bp, PCI_D0); |
| 9728 | |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 9729 | return bnx2x_nic_load(bp, LOAD_OPEN); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9730 | } |
| 9731 | |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 9732 | /* called with rtnl_lock */ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9733 | static int bnx2x_close(struct net_device *dev) |
| 9734 | { |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9735 | struct bnx2x *bp = netdev_priv(dev); |
| 9736 | |
| 9737 | /* Unload the driver, release IRQs */ |
Yitchak Gertner | bb2a0f7 | 2008-06-23 20:33:36 -0700 | [diff] [blame] | 9738 | bnx2x_nic_unload(bp, UNLOAD_CLOSE); |
| 9739 | if (atomic_read(&bp->pdev->enable_cnt) == 1) |
| 9740 | if (!CHIP_REV_IS_SLOW(bp)) |
| 9741 | bnx2x_set_power_state(bp, PCI_D3hot); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9742 | |
| 9743 | return 0; |
| 9744 | } |
| 9745 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9746 | /* called with netif_tx_lock from set_multicast */ |
| 9747 | static void bnx2x_set_rx_mode(struct net_device *dev) |
| 9748 | { |
| 9749 | struct bnx2x *bp = netdev_priv(dev); |
| 9750 | u32 rx_mode = BNX2X_RX_MODE_NORMAL; |
| 9751 | int port = BP_PORT(bp); |
| 9752 | |
| 9753 | if (bp->state != BNX2X_STATE_OPEN) { |
| 9754 | DP(NETIF_MSG_IFUP, "state is %x, returning\n", bp->state); |
| 9755 | return; |
| 9756 | } |
| 9757 | |
| 9758 | DP(NETIF_MSG_IFUP, "dev->flags = %x\n", dev->flags); |
| 9759 | |
| 9760 | if (dev->flags & IFF_PROMISC) |
| 9761 | rx_mode = BNX2X_RX_MODE_PROMISC; |
| 9762 | |
| 9763 | else if ((dev->flags & IFF_ALLMULTI) || |
| 9764 | ((dev->mc_count > BNX2X_MAX_MULTICAST) && CHIP_IS_E1(bp))) |
| 9765 | rx_mode = BNX2X_RX_MODE_ALLMULTI; |
| 9766 | |
| 9767 | else { /* some multicasts */ |
| 9768 | if (CHIP_IS_E1(bp)) { |
| 9769 | int i, old, offset; |
| 9770 | struct dev_mc_list *mclist; |
| 9771 | struct mac_configuration_cmd *config = |
| 9772 | bnx2x_sp(bp, mcast_config); |
| 9773 | |
| 9774 | for (i = 0, mclist = dev->mc_list; |
| 9775 | mclist && (i < dev->mc_count); |
| 9776 | i++, mclist = mclist->next) { |
| 9777 | |
| 9778 | config->config_table[i]. |
| 9779 | cam_entry.msb_mac_addr = |
| 9780 | swab16(*(u16 *)&mclist->dmi_addr[0]); |
| 9781 | config->config_table[i]. |
| 9782 | cam_entry.middle_mac_addr = |
| 9783 | swab16(*(u16 *)&mclist->dmi_addr[2]); |
| 9784 | config->config_table[i]. |
| 9785 | cam_entry.lsb_mac_addr = |
| 9786 | swab16(*(u16 *)&mclist->dmi_addr[4]); |
| 9787 | config->config_table[i].cam_entry.flags = |
| 9788 | cpu_to_le16(port); |
| 9789 | config->config_table[i]. |
| 9790 | target_table_entry.flags = 0; |
| 9791 | config->config_table[i]. |
| 9792 | target_table_entry.client_id = 0; |
| 9793 | config->config_table[i]. |
| 9794 | target_table_entry.vlan_id = 0; |
| 9795 | |
| 9796 | DP(NETIF_MSG_IFUP, |
| 9797 | "setting MCAST[%d] (%04x:%04x:%04x)\n", i, |
| 9798 | config->config_table[i]. |
| 9799 | cam_entry.msb_mac_addr, |
| 9800 | config->config_table[i]. |
| 9801 | cam_entry.middle_mac_addr, |
| 9802 | config->config_table[i]. |
| 9803 | cam_entry.lsb_mac_addr); |
| 9804 | } |
| 9805 | old = config->hdr.length_6b; |
| 9806 | if (old > i) { |
| 9807 | for (; i < old; i++) { |
| 9808 | if (CAM_IS_INVALID(config-> |
| 9809 | config_table[i])) { |
| 9810 | i--; /* already invalidated */ |
| 9811 | break; |
| 9812 | } |
| 9813 | /* invalidate */ |
| 9814 | CAM_INVALIDATE(config-> |
| 9815 | config_table[i]); |
| 9816 | } |
| 9817 | } |
| 9818 | |
| 9819 | if (CHIP_REV_IS_SLOW(bp)) |
| 9820 | offset = BNX2X_MAX_EMUL_MULTI*(1 + port); |
| 9821 | else |
| 9822 | offset = BNX2X_MAX_MULTICAST*(1 + port); |
| 9823 | |
| 9824 | config->hdr.length_6b = i; |
| 9825 | config->hdr.offset = offset; |
| 9826 | config->hdr.client_id = BP_CL_ID(bp); |
| 9827 | config->hdr.reserved1 = 0; |
| 9828 | |
| 9829 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_SET_MAC, 0, |
| 9830 | U64_HI(bnx2x_sp_mapping(bp, mcast_config)), |
| 9831 | U64_LO(bnx2x_sp_mapping(bp, mcast_config)), |
| 9832 | 0); |
| 9833 | } else { /* E1H */ |
| 9834 | /* Accept one or more multicasts */ |
| 9835 | struct dev_mc_list *mclist; |
| 9836 | u32 mc_filter[MC_HASH_SIZE]; |
| 9837 | u32 crc, bit, regidx; |
| 9838 | int i; |
| 9839 | |
| 9840 | memset(mc_filter, 0, 4 * MC_HASH_SIZE); |
| 9841 | |
| 9842 | for (i = 0, mclist = dev->mc_list; |
| 9843 | mclist && (i < dev->mc_count); |
| 9844 | i++, mclist = mclist->next) { |
| 9845 | |
| 9846 | DP(NETIF_MSG_IFUP, "Adding mcast MAC: " |
| 9847 | "%02x:%02x:%02x:%02x:%02x:%02x\n", |
| 9848 | mclist->dmi_addr[0], mclist->dmi_addr[1], |
| 9849 | mclist->dmi_addr[2], mclist->dmi_addr[3], |
| 9850 | mclist->dmi_addr[4], mclist->dmi_addr[5]); |
| 9851 | |
| 9852 | crc = crc32c_le(0, mclist->dmi_addr, ETH_ALEN); |
| 9853 | bit = (crc >> 24) & 0xff; |
| 9854 | regidx = bit >> 5; |
| 9855 | bit &= 0x1f; |
| 9856 | mc_filter[regidx] |= (1 << bit); |
| 9857 | } |
| 9858 | |
| 9859 | for (i = 0; i < MC_HASH_SIZE; i++) |
| 9860 | REG_WR(bp, MC_HASH_OFFSET(bp, i), |
| 9861 | mc_filter[i]); |
| 9862 | } |
| 9863 | } |
| 9864 | |
| 9865 | bp->rx_mode = rx_mode; |
| 9866 | bnx2x_set_storm_rx_mode(bp); |
| 9867 | } |
| 9868 | |
| 9869 | /* called with rtnl_lock */ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9870 | static int bnx2x_change_mac_addr(struct net_device *dev, void *p) |
| 9871 | { |
| 9872 | struct sockaddr *addr = p; |
| 9873 | struct bnx2x *bp = netdev_priv(dev); |
| 9874 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9875 | if (!is_valid_ether_addr((u8 *)(addr->sa_data))) |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9876 | return -EINVAL; |
| 9877 | |
| 9878 | memcpy(dev->dev_addr, addr->sa_data, dev->addr_len); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9879 | if (netif_running(dev)) { |
| 9880 | if (CHIP_IS_E1(bp)) |
Yitchak Gertner | 3101c2b | 2008-08-13 15:52:28 -0700 | [diff] [blame] | 9881 | bnx2x_set_mac_addr_e1(bp, 1); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9882 | else |
Yitchak Gertner | 3101c2b | 2008-08-13 15:52:28 -0700 | [diff] [blame] | 9883 | bnx2x_set_mac_addr_e1h(bp, 1); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9884 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9885 | |
| 9886 | return 0; |
| 9887 | } |
| 9888 | |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 9889 | /* called with rtnl_lock */ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9890 | static int bnx2x_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) |
| 9891 | { |
| 9892 | struct mii_ioctl_data *data = if_mii(ifr); |
| 9893 | struct bnx2x *bp = netdev_priv(dev); |
| 9894 | int err; |
| 9895 | |
| 9896 | switch (cmd) { |
| 9897 | case SIOCGMIIPHY: |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9898 | data->phy_id = bp->port.phy_addr; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9899 | |
Eliezer Tamir | c14423f | 2008-02-28 11:49:42 -0800 | [diff] [blame] | 9900 | /* fallthrough */ |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 9901 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9902 | case SIOCGMIIREG: { |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 9903 | u16 mii_regval; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9904 | |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 9905 | if (!netif_running(dev)) |
| 9906 | return -EAGAIN; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9907 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9908 | mutex_lock(&bp->port.phy_mutex); |
| 9909 | err = bnx2x_cl45_read(bp, BP_PORT(bp), 0, bp->port.phy_addr, |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 9910 | DEFAULT_PHY_DEV_ADDR, |
| 9911 | (data->reg_num & 0x1f), &mii_regval); |
| 9912 | data->val_out = mii_regval; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9913 | mutex_unlock(&bp->port.phy_mutex); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9914 | return err; |
| 9915 | } |
| 9916 | |
| 9917 | case SIOCSMIIREG: |
| 9918 | if (!capable(CAP_NET_ADMIN)) |
| 9919 | return -EPERM; |
| 9920 | |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 9921 | if (!netif_running(dev)) |
| 9922 | return -EAGAIN; |
| 9923 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9924 | mutex_lock(&bp->port.phy_mutex); |
| 9925 | err = bnx2x_cl45_write(bp, BP_PORT(bp), 0, bp->port.phy_addr, |
Yaniv Rosner | c18487e | 2008-06-23 20:27:52 -0700 | [diff] [blame] | 9926 | DEFAULT_PHY_DEV_ADDR, |
| 9927 | (data->reg_num & 0x1f), data->val_in); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9928 | mutex_unlock(&bp->port.phy_mutex); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9929 | return err; |
| 9930 | |
| 9931 | default: |
| 9932 | /* do nothing */ |
| 9933 | break; |
| 9934 | } |
| 9935 | |
| 9936 | return -EOPNOTSUPP; |
| 9937 | } |
| 9938 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9939 | /* called with rtnl_lock */ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9940 | static int bnx2x_change_mtu(struct net_device *dev, int new_mtu) |
| 9941 | { |
| 9942 | struct bnx2x *bp = netdev_priv(dev); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9943 | int rc = 0; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9944 | |
| 9945 | if ((new_mtu > ETH_MAX_JUMBO_PACKET_SIZE) || |
| 9946 | ((new_mtu + ETH_HLEN) < ETH_MIN_PACKET_SIZE)) |
| 9947 | return -EINVAL; |
| 9948 | |
| 9949 | /* This does not race with packet allocation |
Eliezer Tamir | c14423f | 2008-02-28 11:49:42 -0800 | [diff] [blame] | 9950 | * because the actual alloc size is |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9951 | * only updated as part of load |
| 9952 | */ |
| 9953 | dev->mtu = new_mtu; |
| 9954 | |
| 9955 | if (netif_running(dev)) { |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9956 | bnx2x_nic_unload(bp, UNLOAD_NORMAL); |
| 9957 | rc = bnx2x_nic_load(bp, LOAD_NORMAL); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9958 | } |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9959 | |
| 9960 | return rc; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9961 | } |
| 9962 | |
| 9963 | static void bnx2x_tx_timeout(struct net_device *dev) |
| 9964 | { |
| 9965 | struct bnx2x *bp = netdev_priv(dev); |
| 9966 | |
| 9967 | #ifdef BNX2X_STOP_ON_ERROR |
| 9968 | if (!bp->panic) |
| 9969 | bnx2x_panic(); |
| 9970 | #endif |
| 9971 | /* This allows the netif to be shutdown gracefully before resetting */ |
| 9972 | schedule_work(&bp->reset_task); |
| 9973 | } |
| 9974 | |
| 9975 | #ifdef BCM_VLAN |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9976 | /* called with rtnl_lock */ |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9977 | static void bnx2x_vlan_rx_register(struct net_device *dev, |
| 9978 | struct vlan_group *vlgrp) |
| 9979 | { |
| 9980 | struct bnx2x *bp = netdev_priv(dev); |
| 9981 | |
| 9982 | bp->vlgrp = vlgrp; |
| 9983 | if (netif_running(dev)) |
Eliezer Tamir | 49d6677 | 2008-02-28 11:53:13 -0800 | [diff] [blame] | 9984 | bnx2x_set_client_config(bp); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9985 | } |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 9986 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 9987 | #endif |
| 9988 | |
| 9989 | #if defined(HAVE_POLL_CONTROLLER) || defined(CONFIG_NET_POLL_CONTROLLER) |
| 9990 | static void poll_bnx2x(struct net_device *dev) |
| 9991 | { |
| 9992 | struct bnx2x *bp = netdev_priv(dev); |
| 9993 | |
| 9994 | disable_irq(bp->pdev->irq); |
| 9995 | bnx2x_interrupt(bp->pdev->irq, dev); |
| 9996 | enable_irq(bp->pdev->irq); |
| 9997 | } |
| 9998 | #endif |
| 9999 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 10000 | static int __devinit bnx2x_init_dev(struct pci_dev *pdev, |
| 10001 | struct net_device *dev) |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10002 | { |
| 10003 | struct bnx2x *bp; |
| 10004 | int rc; |
| 10005 | |
| 10006 | SET_NETDEV_DEV(dev, &pdev->dev); |
| 10007 | bp = netdev_priv(dev); |
| 10008 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 10009 | bp->dev = dev; |
| 10010 | bp->pdev = pdev; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10011 | bp->flags = 0; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 10012 | bp->func = PCI_FUNC(pdev->devfn); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10013 | |
| 10014 | rc = pci_enable_device(pdev); |
| 10015 | if (rc) { |
| 10016 | printk(KERN_ERR PFX "Cannot enable PCI device, aborting\n"); |
| 10017 | goto err_out; |
| 10018 | } |
| 10019 | |
| 10020 | if (!(pci_resource_flags(pdev, 0) & IORESOURCE_MEM)) { |
| 10021 | printk(KERN_ERR PFX "Cannot find PCI device base address," |
| 10022 | " aborting\n"); |
| 10023 | rc = -ENODEV; |
| 10024 | goto err_out_disable; |
| 10025 | } |
| 10026 | |
| 10027 | if (!(pci_resource_flags(pdev, 2) & IORESOURCE_MEM)) { |
| 10028 | printk(KERN_ERR PFX "Cannot find second PCI device" |
| 10029 | " base address, aborting\n"); |
| 10030 | rc = -ENODEV; |
| 10031 | goto err_out_disable; |
| 10032 | } |
| 10033 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 10034 | if (atomic_read(&pdev->enable_cnt) == 1) { |
| 10035 | rc = pci_request_regions(pdev, DRV_MODULE_NAME); |
| 10036 | if (rc) { |
| 10037 | printk(KERN_ERR PFX "Cannot obtain PCI resources," |
| 10038 | " aborting\n"); |
| 10039 | goto err_out_disable; |
| 10040 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10041 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 10042 | pci_set_master(pdev); |
| 10043 | pci_save_state(pdev); |
| 10044 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10045 | |
| 10046 | bp->pm_cap = pci_find_capability(pdev, PCI_CAP_ID_PM); |
| 10047 | if (bp->pm_cap == 0) { |
| 10048 | printk(KERN_ERR PFX "Cannot find power management" |
| 10049 | " capability, aborting\n"); |
| 10050 | rc = -EIO; |
| 10051 | goto err_out_release; |
| 10052 | } |
| 10053 | |
| 10054 | bp->pcie_cap = pci_find_capability(pdev, PCI_CAP_ID_EXP); |
| 10055 | if (bp->pcie_cap == 0) { |
| 10056 | printk(KERN_ERR PFX "Cannot find PCI Express capability," |
| 10057 | " aborting\n"); |
| 10058 | rc = -EIO; |
| 10059 | goto err_out_release; |
| 10060 | } |
| 10061 | |
| 10062 | if (pci_set_dma_mask(pdev, DMA_64BIT_MASK) == 0) { |
| 10063 | bp->flags |= USING_DAC_FLAG; |
| 10064 | if (pci_set_consistent_dma_mask(pdev, DMA_64BIT_MASK) != 0) { |
| 10065 | printk(KERN_ERR PFX "pci_set_consistent_dma_mask" |
| 10066 | " failed, aborting\n"); |
| 10067 | rc = -EIO; |
| 10068 | goto err_out_release; |
| 10069 | } |
| 10070 | |
| 10071 | } else if (pci_set_dma_mask(pdev, DMA_32BIT_MASK) != 0) { |
| 10072 | printk(KERN_ERR PFX "System does not support DMA," |
| 10073 | " aborting\n"); |
| 10074 | rc = -EIO; |
| 10075 | goto err_out_release; |
| 10076 | } |
| 10077 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 10078 | dev->mem_start = pci_resource_start(pdev, 0); |
| 10079 | dev->base_addr = dev->mem_start; |
| 10080 | dev->mem_end = pci_resource_end(pdev, 0); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10081 | |
| 10082 | dev->irq = pdev->irq; |
| 10083 | |
| 10084 | bp->regview = ioremap_nocache(dev->base_addr, |
| 10085 | pci_resource_len(pdev, 0)); |
| 10086 | if (!bp->regview) { |
| 10087 | printk(KERN_ERR PFX "Cannot map register space, aborting\n"); |
| 10088 | rc = -ENOMEM; |
| 10089 | goto err_out_release; |
| 10090 | } |
| 10091 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 10092 | bp->doorbells = ioremap_nocache(pci_resource_start(pdev, 2), |
| 10093 | min_t(u64, BNX2X_DB_SIZE, |
| 10094 | pci_resource_len(pdev, 2))); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10095 | if (!bp->doorbells) { |
| 10096 | printk(KERN_ERR PFX "Cannot map doorbell space, aborting\n"); |
| 10097 | rc = -ENOMEM; |
| 10098 | goto err_out_unmap; |
| 10099 | } |
| 10100 | |
| 10101 | bnx2x_set_power_state(bp, PCI_D0); |
| 10102 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 10103 | /* clean indirect addresses */ |
| 10104 | pci_write_config_dword(bp->pdev, PCICFG_GRC_ADDRESS, |
| 10105 | PCICFG_VENDOR_ID_OFFSET); |
| 10106 | REG_WR(bp, PXP2_REG_PGL_ADDR_88_F0 + BP_PORT(bp)*16, 0); |
| 10107 | REG_WR(bp, PXP2_REG_PGL_ADDR_8C_F0 + BP_PORT(bp)*16, 0); |
| 10108 | REG_WR(bp, PXP2_REG_PGL_ADDR_90_F0 + BP_PORT(bp)*16, 0); |
| 10109 | 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] | 10110 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 10111 | dev->hard_start_xmit = bnx2x_start_xmit; |
| 10112 | dev->watchdog_timeo = TX_TIMEOUT; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10113 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 10114 | dev->ethtool_ops = &bnx2x_ethtool_ops; |
| 10115 | dev->open = bnx2x_open; |
| 10116 | dev->stop = bnx2x_close; |
| 10117 | dev->set_multicast_list = bnx2x_set_rx_mode; |
| 10118 | dev->set_mac_address = bnx2x_change_mac_addr; |
| 10119 | dev->do_ioctl = bnx2x_ioctl; |
| 10120 | dev->change_mtu = bnx2x_change_mtu; |
| 10121 | dev->tx_timeout = bnx2x_tx_timeout; |
| 10122 | #ifdef BCM_VLAN |
| 10123 | dev->vlan_rx_register = bnx2x_vlan_rx_register; |
| 10124 | #endif |
| 10125 | #if defined(HAVE_POLL_CONTROLLER) || defined(CONFIG_NET_POLL_CONTROLLER) |
| 10126 | dev->poll_controller = poll_bnx2x; |
| 10127 | #endif |
| 10128 | dev->features |= NETIF_F_SG; |
| 10129 | dev->features |= NETIF_F_HW_CSUM; |
| 10130 | if (bp->flags & USING_DAC_FLAG) |
| 10131 | dev->features |= NETIF_F_HIGHDMA; |
| 10132 | #ifdef BCM_VLAN |
| 10133 | dev->features |= (NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_RX); |
| 10134 | #endif |
| 10135 | dev->features |= (NETIF_F_TSO | NETIF_F_TSO_ECN); |
Eilon Greenstein | 755735e | 2008-06-23 20:35:13 -0700 | [diff] [blame] | 10136 | dev->features |= NETIF_F_TSO6; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10137 | |
| 10138 | return 0; |
| 10139 | |
| 10140 | err_out_unmap: |
| 10141 | if (bp->regview) { |
| 10142 | iounmap(bp->regview); |
| 10143 | bp->regview = NULL; |
| 10144 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10145 | if (bp->doorbells) { |
| 10146 | iounmap(bp->doorbells); |
| 10147 | bp->doorbells = NULL; |
| 10148 | } |
| 10149 | |
| 10150 | err_out_release: |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 10151 | if (atomic_read(&pdev->enable_cnt) == 1) |
| 10152 | pci_release_regions(pdev); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10153 | |
| 10154 | err_out_disable: |
| 10155 | pci_disable_device(pdev); |
| 10156 | pci_set_drvdata(pdev, NULL); |
| 10157 | |
| 10158 | err_out: |
| 10159 | return rc; |
| 10160 | } |
| 10161 | |
Eliezer Tamir | 2504795 | 2008-02-28 11:50:16 -0800 | [diff] [blame] | 10162 | static int __devinit bnx2x_get_pcie_width(struct bnx2x *bp) |
| 10163 | { |
| 10164 | u32 val = REG_RD(bp, PCICFG_OFFSET + PCICFG_LINK_CONTROL); |
| 10165 | |
| 10166 | val = (val & PCICFG_LINK_WIDTH) >> PCICFG_LINK_WIDTH_SHIFT; |
| 10167 | return val; |
| 10168 | } |
| 10169 | |
| 10170 | /* return value of 1=2.5GHz 2=5GHz */ |
| 10171 | static int __devinit bnx2x_get_pcie_speed(struct bnx2x *bp) |
| 10172 | { |
| 10173 | u32 val = REG_RD(bp, PCICFG_OFFSET + PCICFG_LINK_CONTROL); |
| 10174 | |
| 10175 | val = (val & PCICFG_LINK_SPEED) >> PCICFG_LINK_SPEED_SHIFT; |
| 10176 | return val; |
| 10177 | } |
| 10178 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10179 | static int __devinit bnx2x_init_one(struct pci_dev *pdev, |
| 10180 | const struct pci_device_id *ent) |
| 10181 | { |
| 10182 | static int version_printed; |
| 10183 | struct net_device *dev = NULL; |
| 10184 | struct bnx2x *bp; |
Eliezer Tamir | 2504795 | 2008-02-28 11:50:16 -0800 | [diff] [blame] | 10185 | int rc; |
Eliezer Tamir | 2504795 | 2008-02-28 11:50:16 -0800 | [diff] [blame] | 10186 | DECLARE_MAC_BUF(mac); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10187 | |
| 10188 | if (version_printed++ == 0) |
| 10189 | printk(KERN_INFO "%s", version); |
| 10190 | |
| 10191 | /* dev zeroed in init_etherdev */ |
| 10192 | dev = alloc_etherdev(sizeof(*bp)); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 10193 | if (!dev) { |
| 10194 | printk(KERN_ERR PFX "Cannot allocate net device\n"); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10195 | return -ENOMEM; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 10196 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10197 | |
| 10198 | netif_carrier_off(dev); |
| 10199 | |
| 10200 | bp = netdev_priv(dev); |
| 10201 | bp->msglevel = debug; |
| 10202 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 10203 | rc = bnx2x_init_dev(pdev, dev); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10204 | if (rc < 0) { |
| 10205 | free_netdev(dev); |
| 10206 | return rc; |
| 10207 | } |
| 10208 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10209 | rc = register_netdev(dev); |
| 10210 | if (rc) { |
Eliezer Tamir | c14423f | 2008-02-28 11:49:42 -0800 | [diff] [blame] | 10211 | dev_err(&pdev->dev, "Cannot register net device\n"); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 10212 | goto init_one_exit; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10213 | } |
| 10214 | |
| 10215 | pci_set_drvdata(pdev, dev); |
| 10216 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 10217 | rc = bnx2x_init_bp(bp); |
| 10218 | if (rc) { |
| 10219 | unregister_netdev(dev); |
| 10220 | goto init_one_exit; |
| 10221 | } |
| 10222 | |
| 10223 | bp->common.name = board_info[ent->driver_data].name; |
Eliezer Tamir | 2504795 | 2008-02-28 11:50:16 -0800 | [diff] [blame] | 10224 | printk(KERN_INFO "%s: %s (%c%d) PCI-E x%d %s found at mem %lx," |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 10225 | " IRQ %d, ", dev->name, bp->common.name, |
| 10226 | (CHIP_REV(bp) >> 12) + 'A', (CHIP_METAL(bp) >> 4), |
Eliezer Tamir | 2504795 | 2008-02-28 11:50:16 -0800 | [diff] [blame] | 10227 | bnx2x_get_pcie_width(bp), |
| 10228 | (bnx2x_get_pcie_speed(bp) == 2) ? "5GHz (Gen2)" : "2.5GHz", |
| 10229 | dev->base_addr, bp->pdev->irq); |
| 10230 | printk(KERN_CONT "node addr %s\n", print_mac(mac, dev->dev_addr)); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10231 | return 0; |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 10232 | |
| 10233 | init_one_exit: |
| 10234 | if (bp->regview) |
| 10235 | iounmap(bp->regview); |
| 10236 | |
| 10237 | if (bp->doorbells) |
| 10238 | iounmap(bp->doorbells); |
| 10239 | |
| 10240 | free_netdev(dev); |
| 10241 | |
| 10242 | if (atomic_read(&pdev->enable_cnt) == 1) |
| 10243 | pci_release_regions(pdev); |
| 10244 | |
| 10245 | pci_disable_device(pdev); |
| 10246 | pci_set_drvdata(pdev, NULL); |
| 10247 | |
| 10248 | return rc; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10249 | } |
| 10250 | |
| 10251 | static void __devexit bnx2x_remove_one(struct pci_dev *pdev) |
| 10252 | { |
| 10253 | struct net_device *dev = pci_get_drvdata(pdev); |
Eliezer Tamir | 228241e | 2008-02-28 11:56:57 -0800 | [diff] [blame] | 10254 | struct bnx2x *bp; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10255 | |
Eliezer Tamir | 228241e | 2008-02-28 11:56:57 -0800 | [diff] [blame] | 10256 | if (!dev) { |
Eliezer Tamir | 228241e | 2008-02-28 11:56:57 -0800 | [diff] [blame] | 10257 | printk(KERN_ERR PFX "BAD net device from bnx2x_init_one\n"); |
| 10258 | return; |
| 10259 | } |
Eliezer Tamir | 228241e | 2008-02-28 11:56:57 -0800 | [diff] [blame] | 10260 | bp = netdev_priv(dev); |
| 10261 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10262 | unregister_netdev(dev); |
| 10263 | |
| 10264 | if (bp->regview) |
| 10265 | iounmap(bp->regview); |
| 10266 | |
| 10267 | if (bp->doorbells) |
| 10268 | iounmap(bp->doorbells); |
| 10269 | |
| 10270 | free_netdev(dev); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 10271 | |
| 10272 | if (atomic_read(&pdev->enable_cnt) == 1) |
| 10273 | pci_release_regions(pdev); |
| 10274 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10275 | pci_disable_device(pdev); |
| 10276 | pci_set_drvdata(pdev, NULL); |
| 10277 | } |
| 10278 | |
| 10279 | static int bnx2x_suspend(struct pci_dev *pdev, pm_message_t state) |
| 10280 | { |
| 10281 | struct net_device *dev = pci_get_drvdata(pdev); |
Eliezer Tamir | 228241e | 2008-02-28 11:56:57 -0800 | [diff] [blame] | 10282 | struct bnx2x *bp; |
| 10283 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 10284 | if (!dev) { |
| 10285 | printk(KERN_ERR PFX "BAD net device from bnx2x_init_one\n"); |
| 10286 | return -ENODEV; |
| 10287 | } |
Eliezer Tamir | 228241e | 2008-02-28 11:56:57 -0800 | [diff] [blame] | 10288 | bp = netdev_priv(dev); |
| 10289 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 10290 | rtnl_lock(); |
| 10291 | |
| 10292 | pci_save_state(pdev); |
| 10293 | |
| 10294 | if (!netif_running(dev)) { |
| 10295 | rtnl_unlock(); |
| 10296 | return 0; |
| 10297 | } |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10298 | |
| 10299 | netif_device_detach(dev); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10300 | |
Vladislav Zolotarov | da5a662 | 2008-08-13 15:50:00 -0700 | [diff] [blame] | 10301 | bnx2x_nic_unload(bp, UNLOAD_CLOSE); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 10302 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10303 | bnx2x_set_power_state(bp, pci_choose_state(pdev, state)); |
Eliezer Tamir | 228241e | 2008-02-28 11:56:57 -0800 | [diff] [blame] | 10304 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 10305 | rtnl_unlock(); |
| 10306 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10307 | return 0; |
| 10308 | } |
| 10309 | |
| 10310 | static int bnx2x_resume(struct pci_dev *pdev) |
| 10311 | { |
| 10312 | struct net_device *dev = pci_get_drvdata(pdev); |
Eliezer Tamir | 228241e | 2008-02-28 11:56:57 -0800 | [diff] [blame] | 10313 | struct bnx2x *bp; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10314 | int rc; |
| 10315 | |
Eliezer Tamir | 228241e | 2008-02-28 11:56:57 -0800 | [diff] [blame] | 10316 | if (!dev) { |
| 10317 | printk(KERN_ERR PFX "BAD net device from bnx2x_init_one\n"); |
| 10318 | return -ENODEV; |
| 10319 | } |
Eliezer Tamir | 228241e | 2008-02-28 11:56:57 -0800 | [diff] [blame] | 10320 | bp = netdev_priv(dev); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10321 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 10322 | rtnl_lock(); |
| 10323 | |
Eliezer Tamir | 228241e | 2008-02-28 11:56:57 -0800 | [diff] [blame] | 10324 | pci_restore_state(pdev); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 10325 | |
| 10326 | if (!netif_running(dev)) { |
| 10327 | rtnl_unlock(); |
| 10328 | return 0; |
| 10329 | } |
| 10330 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10331 | bnx2x_set_power_state(bp, PCI_D0); |
| 10332 | netif_device_attach(dev); |
| 10333 | |
Vladislav Zolotarov | da5a662 | 2008-08-13 15:50:00 -0700 | [diff] [blame] | 10334 | rc = bnx2x_nic_load(bp, LOAD_OPEN); |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10335 | |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 10336 | rtnl_unlock(); |
| 10337 | |
| 10338 | return rc; |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10339 | } |
| 10340 | |
Wendy Xiong | 493adb1 | 2008-06-23 20:36:22 -0700 | [diff] [blame] | 10341 | /** |
| 10342 | * bnx2x_io_error_detected - called when PCI error is detected |
| 10343 | * @pdev: Pointer to PCI device |
| 10344 | * @state: The current pci connection state |
| 10345 | * |
| 10346 | * This function is called after a PCI bus error affecting |
| 10347 | * this device has been detected. |
| 10348 | */ |
| 10349 | static pci_ers_result_t bnx2x_io_error_detected(struct pci_dev *pdev, |
| 10350 | pci_channel_state_t state) |
| 10351 | { |
| 10352 | struct net_device *dev = pci_get_drvdata(pdev); |
| 10353 | struct bnx2x *bp = netdev_priv(dev); |
| 10354 | |
| 10355 | rtnl_lock(); |
| 10356 | |
| 10357 | netif_device_detach(dev); |
| 10358 | |
| 10359 | if (netif_running(dev)) |
| 10360 | bnx2x_nic_unload(bp, UNLOAD_CLOSE); |
| 10361 | |
| 10362 | pci_disable_device(pdev); |
| 10363 | |
| 10364 | rtnl_unlock(); |
| 10365 | |
| 10366 | /* Request a slot reset */ |
| 10367 | return PCI_ERS_RESULT_NEED_RESET; |
| 10368 | } |
| 10369 | |
| 10370 | /** |
| 10371 | * bnx2x_io_slot_reset - called after the PCI bus has been reset |
| 10372 | * @pdev: Pointer to PCI device |
| 10373 | * |
| 10374 | * Restart the card from scratch, as if from a cold-boot. |
| 10375 | */ |
| 10376 | static pci_ers_result_t bnx2x_io_slot_reset(struct pci_dev *pdev) |
| 10377 | { |
| 10378 | struct net_device *dev = pci_get_drvdata(pdev); |
| 10379 | struct bnx2x *bp = netdev_priv(dev); |
| 10380 | |
| 10381 | rtnl_lock(); |
| 10382 | |
| 10383 | if (pci_enable_device(pdev)) { |
| 10384 | dev_err(&pdev->dev, |
| 10385 | "Cannot re-enable PCI device after reset\n"); |
| 10386 | rtnl_unlock(); |
| 10387 | return PCI_ERS_RESULT_DISCONNECT; |
| 10388 | } |
| 10389 | |
| 10390 | pci_set_master(pdev); |
| 10391 | pci_restore_state(pdev); |
| 10392 | |
| 10393 | if (netif_running(dev)) |
| 10394 | bnx2x_set_power_state(bp, PCI_D0); |
| 10395 | |
| 10396 | rtnl_unlock(); |
| 10397 | |
| 10398 | return PCI_ERS_RESULT_RECOVERED; |
| 10399 | } |
| 10400 | |
| 10401 | /** |
| 10402 | * bnx2x_io_resume - called when traffic can start flowing again |
| 10403 | * @pdev: Pointer to PCI device |
| 10404 | * |
| 10405 | * This callback is called when the error recovery driver tells us that |
| 10406 | * its OK to resume normal operation. |
| 10407 | */ |
| 10408 | static void bnx2x_io_resume(struct pci_dev *pdev) |
| 10409 | { |
| 10410 | struct net_device *dev = pci_get_drvdata(pdev); |
| 10411 | struct bnx2x *bp = netdev_priv(dev); |
| 10412 | |
| 10413 | rtnl_lock(); |
| 10414 | |
| 10415 | if (netif_running(dev)) |
| 10416 | bnx2x_nic_load(bp, LOAD_OPEN); |
| 10417 | |
| 10418 | netif_device_attach(dev); |
| 10419 | |
| 10420 | rtnl_unlock(); |
| 10421 | } |
| 10422 | |
| 10423 | static struct pci_error_handlers bnx2x_err_handler = { |
| 10424 | .error_detected = bnx2x_io_error_detected, |
| 10425 | .slot_reset = bnx2x_io_slot_reset, |
| 10426 | .resume = bnx2x_io_resume, |
| 10427 | }; |
| 10428 | |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10429 | static struct pci_driver bnx2x_pci_driver = { |
Wendy Xiong | 493adb1 | 2008-06-23 20:36:22 -0700 | [diff] [blame] | 10430 | .name = DRV_MODULE_NAME, |
| 10431 | .id_table = bnx2x_pci_tbl, |
| 10432 | .probe = bnx2x_init_one, |
| 10433 | .remove = __devexit_p(bnx2x_remove_one), |
| 10434 | .suspend = bnx2x_suspend, |
| 10435 | .resume = bnx2x_resume, |
| 10436 | .err_handler = &bnx2x_err_handler, |
Eliezer Tamir | a2fbb9e | 2007-11-15 20:09:02 +0200 | [diff] [blame] | 10437 | }; |
| 10438 | |
| 10439 | static int __init bnx2x_init(void) |
| 10440 | { |
| 10441 | return pci_register_driver(&bnx2x_pci_driver); |
| 10442 | } |
| 10443 | |
| 10444 | static void __exit bnx2x_cleanup(void) |
| 10445 | { |
| 10446 | pci_unregister_driver(&bnx2x_pci_driver); |
| 10447 | } |
| 10448 | |
| 10449 | module_init(bnx2x_init); |
| 10450 | module_exit(bnx2x_cleanup); |
| 10451 | |