Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 1 | /* bnx2.c: Broadcom NX2 network driver. |
| 2 | * |
Michael Chan | dc187cb | 2011-03-14 15:00:12 -0700 | [diff] [blame] | 3 | * Copyright (c) 2004-2011 Broadcom Corporation |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [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 | * |
| 9 | * Written by: Michael Chan (mchan@broadcom.com) |
| 10 | */ |
| 11 | |
Joe Perches | 3a9c6a4 | 2010-02-17 15:01:51 +0000 | [diff] [blame] | 12 | #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt |
Michael Chan | f2a4f05 | 2006-03-23 01:13:12 -0800 | [diff] [blame] | 13 | |
| 14 | #include <linux/module.h> |
| 15 | #include <linux/moduleparam.h> |
| 16 | |
| 17 | #include <linux/kernel.h> |
| 18 | #include <linux/timer.h> |
| 19 | #include <linux/errno.h> |
| 20 | #include <linux/ioport.h> |
| 21 | #include <linux/slab.h> |
| 22 | #include <linux/vmalloc.h> |
| 23 | #include <linux/interrupt.h> |
| 24 | #include <linux/pci.h> |
| 25 | #include <linux/init.h> |
| 26 | #include <linux/netdevice.h> |
| 27 | #include <linux/etherdevice.h> |
| 28 | #include <linux/skbuff.h> |
| 29 | #include <linux/dma-mapping.h> |
Jiri Slaby | 1977f03 | 2007-10-18 23:40:25 -0700 | [diff] [blame] | 30 | #include <linux/bitops.h> |
Michael Chan | f2a4f05 | 2006-03-23 01:13:12 -0800 | [diff] [blame] | 31 | #include <asm/io.h> |
| 32 | #include <asm/irq.h> |
| 33 | #include <linux/delay.h> |
| 34 | #include <asm/byteorder.h> |
Michael Chan | c86a31f | 2006-06-13 15:03:47 -0700 | [diff] [blame] | 35 | #include <asm/page.h> |
Michael Chan | f2a4f05 | 2006-03-23 01:13:12 -0800 | [diff] [blame] | 36 | #include <linux/time.h> |
| 37 | #include <linux/ethtool.h> |
| 38 | #include <linux/mii.h> |
Michael Chan | f2a4f05 | 2006-03-23 01:13:12 -0800 | [diff] [blame] | 39 | #include <linux/if_vlan.h> |
Michael Chan | f2a4f05 | 2006-03-23 01:13:12 -0800 | [diff] [blame] | 40 | #include <net/ip.h> |
Linus Torvalds | de081fa | 2007-07-12 16:40:08 -0700 | [diff] [blame] | 41 | #include <net/tcp.h> |
Michael Chan | f2a4f05 | 2006-03-23 01:13:12 -0800 | [diff] [blame] | 42 | #include <net/checksum.h> |
Michael Chan | f2a4f05 | 2006-03-23 01:13:12 -0800 | [diff] [blame] | 43 | #include <linux/workqueue.h> |
| 44 | #include <linux/crc32.h> |
| 45 | #include <linux/prefetch.h> |
Michael Chan | 29b1217 | 2006-03-23 01:13:43 -0800 | [diff] [blame] | 46 | #include <linux/cache.h> |
Michael Chan | 57579f7 | 2009-04-04 16:51:14 -0700 | [diff] [blame] | 47 | #include <linux/firmware.h> |
Benjamin Li | 706bf24 | 2008-07-18 17:55:11 -0700 | [diff] [blame] | 48 | #include <linux/log2.h> |
John Feeney | cd709aa | 2010-08-22 17:45:53 +0000 | [diff] [blame] | 49 | #include <linux/aer.h> |
Michael Chan | f2a4f05 | 2006-03-23 01:13:12 -0800 | [diff] [blame] | 50 | |
Michael Chan | 4edd473 | 2009-06-08 18:14:42 -0700 | [diff] [blame] | 51 | #if defined(CONFIG_CNIC) || defined(CONFIG_CNIC_MODULE) |
| 52 | #define BCM_CNIC 1 |
| 53 | #include "cnic_if.h" |
| 54 | #endif |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 55 | #include "bnx2.h" |
| 56 | #include "bnx2_fw.h" |
Denys Vlasenko | b3448b0 | 2007-09-30 17:55:51 -0700 | [diff] [blame] | 57 | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 58 | #define DRV_MODULE_NAME "bnx2" |
Michael Chan | dc187cb | 2011-03-14 15:00:12 -0700 | [diff] [blame] | 59 | #define DRV_MODULE_VERSION "2.1.6" |
| 60 | #define DRV_MODULE_RELDATE "Mar 7, 2011" |
Michael Chan | 0268102 | 2010-12-31 11:04:02 -0800 | [diff] [blame] | 61 | #define FW_MIPS_FILE_06 "bnx2/bnx2-mips-06-6.2.1.fw" |
Michael Chan | 22fa159 | 2010-10-11 16:12:00 -0700 | [diff] [blame] | 62 | #define FW_RV2P_FILE_06 "bnx2/bnx2-rv2p-06-6.0.15.fw" |
Michael Chan | dc187cb | 2011-03-14 15:00:12 -0700 | [diff] [blame] | 63 | #define FW_MIPS_FILE_09 "bnx2/bnx2-mips-09-6.2.1a.fw" |
Michael Chan | 22fa159 | 2010-10-11 16:12:00 -0700 | [diff] [blame] | 64 | #define FW_RV2P_FILE_09_Ax "bnx2/bnx2-rv2p-09ax-6.0.17.fw" |
| 65 | #define FW_RV2P_FILE_09 "bnx2/bnx2-rv2p-09-6.0.17.fw" |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 66 | |
| 67 | #define RUN_AT(x) (jiffies + (x)) |
| 68 | |
| 69 | /* Time in jiffies before concluding the transmitter is hung. */ |
| 70 | #define TX_TIMEOUT (5*HZ) |
| 71 | |
Andrew Morton | fefa864 | 2008-02-09 23:17:15 -0800 | [diff] [blame] | 72 | static char version[] __devinitdata = |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 73 | "Broadcom NetXtreme II Gigabit Ethernet Driver " DRV_MODULE_NAME " v" DRV_MODULE_VERSION " (" DRV_MODULE_RELDATE ")\n"; |
| 74 | |
| 75 | MODULE_AUTHOR("Michael Chan <mchan@broadcom.com>"); |
Benjamin Li | 453a9c6 | 2008-09-18 16:39:16 -0700 | [diff] [blame] | 76 | MODULE_DESCRIPTION("Broadcom NetXtreme II BCM5706/5708/5709/5716 Driver"); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 77 | MODULE_LICENSE("GPL"); |
| 78 | MODULE_VERSION(DRV_MODULE_VERSION); |
Michael Chan | 57579f7 | 2009-04-04 16:51:14 -0700 | [diff] [blame] | 79 | MODULE_FIRMWARE(FW_MIPS_FILE_06); |
| 80 | MODULE_FIRMWARE(FW_RV2P_FILE_06); |
| 81 | MODULE_FIRMWARE(FW_MIPS_FILE_09); |
| 82 | MODULE_FIRMWARE(FW_RV2P_FILE_09); |
Michael Chan | 078b073 | 2009-08-29 00:02:46 -0700 | [diff] [blame] | 83 | MODULE_FIRMWARE(FW_RV2P_FILE_09_Ax); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 84 | |
| 85 | static int disable_msi = 0; |
| 86 | |
| 87 | module_param(disable_msi, int, 0); |
| 88 | MODULE_PARM_DESC(disable_msi, "Disable Message Signaled Interrupt (MSI)"); |
| 89 | |
| 90 | typedef enum { |
| 91 | BCM5706 = 0, |
| 92 | NC370T, |
| 93 | NC370I, |
| 94 | BCM5706S, |
| 95 | NC370F, |
Michael Chan | 5b0c76a | 2005-11-04 08:45:49 -0800 | [diff] [blame] | 96 | BCM5708, |
| 97 | BCM5708S, |
Michael Chan | bac0dff | 2006-11-19 14:15:05 -0800 | [diff] [blame] | 98 | BCM5709, |
Michael Chan | 27a005b | 2007-05-03 13:23:41 -0700 | [diff] [blame] | 99 | BCM5709S, |
Michael Chan | 7bb0a04 | 2008-07-14 22:37:47 -0700 | [diff] [blame] | 100 | BCM5716, |
Michael Chan | 1caacec | 2008-11-12 16:01:12 -0800 | [diff] [blame] | 101 | BCM5716S, |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 102 | } board_t; |
| 103 | |
| 104 | /* indexed by board_t, above */ |
Andrew Morton | fefa864 | 2008-02-09 23:17:15 -0800 | [diff] [blame] | 105 | static struct { |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 106 | char *name; |
| 107 | } board_info[] __devinitdata = { |
| 108 | { "Broadcom NetXtreme II BCM5706 1000Base-T" }, |
| 109 | { "HP NC370T Multifunction Gigabit Server Adapter" }, |
| 110 | { "HP NC370i Multifunction Gigabit Server Adapter" }, |
| 111 | { "Broadcom NetXtreme II BCM5706 1000Base-SX" }, |
| 112 | { "HP NC370F Multifunction Gigabit Server Adapter" }, |
Michael Chan | 5b0c76a | 2005-11-04 08:45:49 -0800 | [diff] [blame] | 113 | { "Broadcom NetXtreme II BCM5708 1000Base-T" }, |
| 114 | { "Broadcom NetXtreme II BCM5708 1000Base-SX" }, |
Michael Chan | bac0dff | 2006-11-19 14:15:05 -0800 | [diff] [blame] | 115 | { "Broadcom NetXtreme II BCM5709 1000Base-T" }, |
Michael Chan | 27a005b | 2007-05-03 13:23:41 -0700 | [diff] [blame] | 116 | { "Broadcom NetXtreme II BCM5709 1000Base-SX" }, |
Michael Chan | 7bb0a04 | 2008-07-14 22:37:47 -0700 | [diff] [blame] | 117 | { "Broadcom NetXtreme II BCM5716 1000Base-T" }, |
Michael Chan | 1caacec | 2008-11-12 16:01:12 -0800 | [diff] [blame] | 118 | { "Broadcom NetXtreme II BCM5716 1000Base-SX" }, |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 119 | }; |
| 120 | |
Michael Chan | 7bb0a04 | 2008-07-14 22:37:47 -0700 | [diff] [blame] | 121 | static DEFINE_PCI_DEVICE_TABLE(bnx2_pci_tbl) = { |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 122 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5706, |
| 123 | PCI_VENDOR_ID_HP, 0x3101, 0, 0, NC370T }, |
| 124 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5706, |
| 125 | PCI_VENDOR_ID_HP, 0x3106, 0, 0, NC370I }, |
| 126 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5706, |
| 127 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM5706 }, |
Michael Chan | 5b0c76a | 2005-11-04 08:45:49 -0800 | [diff] [blame] | 128 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5708, |
| 129 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM5708 }, |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 130 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5706S, |
| 131 | PCI_VENDOR_ID_HP, 0x3102, 0, 0, NC370F }, |
| 132 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5706S, |
| 133 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM5706S }, |
Michael Chan | 5b0c76a | 2005-11-04 08:45:49 -0800 | [diff] [blame] | 134 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5708S, |
| 135 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM5708S }, |
Michael Chan | bac0dff | 2006-11-19 14:15:05 -0800 | [diff] [blame] | 136 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5709, |
| 137 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM5709 }, |
Michael Chan | 27a005b | 2007-05-03 13:23:41 -0700 | [diff] [blame] | 138 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5709S, |
| 139 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM5709S }, |
Michael Chan | 7bb0a04 | 2008-07-14 22:37:47 -0700 | [diff] [blame] | 140 | { PCI_VENDOR_ID_BROADCOM, 0x163b, |
| 141 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM5716 }, |
Michael Chan | 1caacec | 2008-11-12 16:01:12 -0800 | [diff] [blame] | 142 | { PCI_VENDOR_ID_BROADCOM, 0x163c, |
Michael Chan | 1f2435e | 2008-12-16 20:28:13 -0800 | [diff] [blame] | 143 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM5716S }, |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 144 | { 0, } |
| 145 | }; |
| 146 | |
Michael Chan | 0ced9d0 | 2009-08-21 16:20:49 +0000 | [diff] [blame] | 147 | static const struct flash_spec flash_table[] = |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 148 | { |
Michael Chan | e30372c | 2007-07-16 18:26:23 -0700 | [diff] [blame] | 149 | #define BUFFERED_FLAGS (BNX2_NV_BUFFERED | BNX2_NV_TRANSLATE) |
| 150 | #define NONBUFFERED_FLAGS (BNX2_NV_WREN) |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 151 | /* Slow EEPROM */ |
Michael Chan | 3713770 | 2005-11-04 08:49:17 -0800 | [diff] [blame] | 152 | {0x00000000, 0x40830380, 0x009f0081, 0xa184a053, 0xaf000400, |
Michael Chan | e30372c | 2007-07-16 18:26:23 -0700 | [diff] [blame] | 153 | BUFFERED_FLAGS, SEEPROM_PAGE_BITS, SEEPROM_PAGE_SIZE, |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 154 | SEEPROM_BYTE_ADDR_MASK, SEEPROM_TOTAL_SIZE, |
| 155 | "EEPROM - slow"}, |
Michael Chan | 3713770 | 2005-11-04 08:49:17 -0800 | [diff] [blame] | 156 | /* Expansion entry 0001 */ |
| 157 | {0x08000002, 0x4b808201, 0x00050081, 0x03840253, 0xaf020406, |
Michael Chan | e30372c | 2007-07-16 18:26:23 -0700 | [diff] [blame] | 158 | NONBUFFERED_FLAGS, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, |
Michael Chan | 3713770 | 2005-11-04 08:49:17 -0800 | [diff] [blame] | 159 | SAIFUN_FLASH_BYTE_ADDR_MASK, 0, |
| 160 | "Entry 0001"}, |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 161 | /* Saifun SA25F010 (non-buffered flash) */ |
| 162 | /* strap, cfg1, & write1 need updates */ |
Michael Chan | 3713770 | 2005-11-04 08:49:17 -0800 | [diff] [blame] | 163 | {0x04000001, 0x47808201, 0x00050081, 0x03840253, 0xaf020406, |
Michael Chan | e30372c | 2007-07-16 18:26:23 -0700 | [diff] [blame] | 164 | NONBUFFERED_FLAGS, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 165 | SAIFUN_FLASH_BYTE_ADDR_MASK, SAIFUN_FLASH_BASE_TOTAL_SIZE*2, |
| 166 | "Non-buffered flash (128kB)"}, |
| 167 | /* Saifun SA25F020 (non-buffered flash) */ |
| 168 | /* strap, cfg1, & write1 need updates */ |
Michael Chan | 3713770 | 2005-11-04 08:49:17 -0800 | [diff] [blame] | 169 | {0x0c000003, 0x4f808201, 0x00050081, 0x03840253, 0xaf020406, |
Michael Chan | e30372c | 2007-07-16 18:26:23 -0700 | [diff] [blame] | 170 | NONBUFFERED_FLAGS, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 171 | SAIFUN_FLASH_BYTE_ADDR_MASK, SAIFUN_FLASH_BASE_TOTAL_SIZE*4, |
| 172 | "Non-buffered flash (256kB)"}, |
Michael Chan | 3713770 | 2005-11-04 08:49:17 -0800 | [diff] [blame] | 173 | /* Expansion entry 0100 */ |
| 174 | {0x11000000, 0x53808201, 0x00050081, 0x03840253, 0xaf020406, |
Michael Chan | e30372c | 2007-07-16 18:26:23 -0700 | [diff] [blame] | 175 | NONBUFFERED_FLAGS, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, |
Michael Chan | 3713770 | 2005-11-04 08:49:17 -0800 | [diff] [blame] | 176 | SAIFUN_FLASH_BYTE_ADDR_MASK, 0, |
| 177 | "Entry 0100"}, |
| 178 | /* Entry 0101: ST M45PE10 (non-buffered flash, TetonII B0) */ |
Jeff Garzik | 6aa20a2 | 2006-09-13 13:24:59 -0400 | [diff] [blame] | 179 | {0x19000002, 0x5b808201, 0x000500db, 0x03840253, 0xaf020406, |
Michael Chan | e30372c | 2007-07-16 18:26:23 -0700 | [diff] [blame] | 180 | NONBUFFERED_FLAGS, ST_MICRO_FLASH_PAGE_BITS, ST_MICRO_FLASH_PAGE_SIZE, |
Michael Chan | 3713770 | 2005-11-04 08:49:17 -0800 | [diff] [blame] | 181 | ST_MICRO_FLASH_BYTE_ADDR_MASK, ST_MICRO_FLASH_BASE_TOTAL_SIZE*2, |
| 182 | "Entry 0101: ST M45PE10 (128kB non-bufferred)"}, |
| 183 | /* Entry 0110: ST M45PE20 (non-buffered flash)*/ |
| 184 | {0x15000001, 0x57808201, 0x000500db, 0x03840253, 0xaf020406, |
Michael Chan | e30372c | 2007-07-16 18:26:23 -0700 | [diff] [blame] | 185 | NONBUFFERED_FLAGS, ST_MICRO_FLASH_PAGE_BITS, ST_MICRO_FLASH_PAGE_SIZE, |
Michael Chan | 3713770 | 2005-11-04 08:49:17 -0800 | [diff] [blame] | 186 | ST_MICRO_FLASH_BYTE_ADDR_MASK, ST_MICRO_FLASH_BASE_TOTAL_SIZE*4, |
| 187 | "Entry 0110: ST M45PE20 (256kB non-bufferred)"}, |
| 188 | /* Saifun SA25F005 (non-buffered flash) */ |
| 189 | /* strap, cfg1, & write1 need updates */ |
| 190 | {0x1d000003, 0x5f808201, 0x00050081, 0x03840253, 0xaf020406, |
Michael Chan | e30372c | 2007-07-16 18:26:23 -0700 | [diff] [blame] | 191 | NONBUFFERED_FLAGS, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, |
Michael Chan | 3713770 | 2005-11-04 08:49:17 -0800 | [diff] [blame] | 192 | SAIFUN_FLASH_BYTE_ADDR_MASK, SAIFUN_FLASH_BASE_TOTAL_SIZE, |
| 193 | "Non-buffered flash (64kB)"}, |
| 194 | /* Fast EEPROM */ |
| 195 | {0x22000000, 0x62808380, 0x009f0081, 0xa184a053, 0xaf000400, |
Michael Chan | e30372c | 2007-07-16 18:26:23 -0700 | [diff] [blame] | 196 | BUFFERED_FLAGS, SEEPROM_PAGE_BITS, SEEPROM_PAGE_SIZE, |
Michael Chan | 3713770 | 2005-11-04 08:49:17 -0800 | [diff] [blame] | 197 | SEEPROM_BYTE_ADDR_MASK, SEEPROM_TOTAL_SIZE, |
| 198 | "EEPROM - fast"}, |
| 199 | /* Expansion entry 1001 */ |
| 200 | {0x2a000002, 0x6b808201, 0x00050081, 0x03840253, 0xaf020406, |
Michael Chan | e30372c | 2007-07-16 18:26:23 -0700 | [diff] [blame] | 201 | NONBUFFERED_FLAGS, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, |
Michael Chan | 3713770 | 2005-11-04 08:49:17 -0800 | [diff] [blame] | 202 | SAIFUN_FLASH_BYTE_ADDR_MASK, 0, |
| 203 | "Entry 1001"}, |
| 204 | /* Expansion entry 1010 */ |
| 205 | {0x26000001, 0x67808201, 0x00050081, 0x03840253, 0xaf020406, |
Michael Chan | e30372c | 2007-07-16 18:26:23 -0700 | [diff] [blame] | 206 | NONBUFFERED_FLAGS, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, |
Michael Chan | 3713770 | 2005-11-04 08:49:17 -0800 | [diff] [blame] | 207 | SAIFUN_FLASH_BYTE_ADDR_MASK, 0, |
| 208 | "Entry 1010"}, |
| 209 | /* ATMEL AT45DB011B (buffered flash) */ |
| 210 | {0x2e000003, 0x6e808273, 0x00570081, 0x68848353, 0xaf000400, |
Michael Chan | e30372c | 2007-07-16 18:26:23 -0700 | [diff] [blame] | 211 | BUFFERED_FLAGS, BUFFERED_FLASH_PAGE_BITS, BUFFERED_FLASH_PAGE_SIZE, |
Michael Chan | 3713770 | 2005-11-04 08:49:17 -0800 | [diff] [blame] | 212 | BUFFERED_FLASH_BYTE_ADDR_MASK, BUFFERED_FLASH_TOTAL_SIZE, |
| 213 | "Buffered flash (128kB)"}, |
| 214 | /* Expansion entry 1100 */ |
| 215 | {0x33000000, 0x73808201, 0x00050081, 0x03840253, 0xaf020406, |
Michael Chan | e30372c | 2007-07-16 18:26:23 -0700 | [diff] [blame] | 216 | NONBUFFERED_FLAGS, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, |
Michael Chan | 3713770 | 2005-11-04 08:49:17 -0800 | [diff] [blame] | 217 | SAIFUN_FLASH_BYTE_ADDR_MASK, 0, |
| 218 | "Entry 1100"}, |
| 219 | /* Expansion entry 1101 */ |
| 220 | {0x3b000002, 0x7b808201, 0x00050081, 0x03840253, 0xaf020406, |
Michael Chan | e30372c | 2007-07-16 18:26:23 -0700 | [diff] [blame] | 221 | NONBUFFERED_FLAGS, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, |
Michael Chan | 3713770 | 2005-11-04 08:49:17 -0800 | [diff] [blame] | 222 | SAIFUN_FLASH_BYTE_ADDR_MASK, 0, |
| 223 | "Entry 1101"}, |
| 224 | /* Ateml Expansion entry 1110 */ |
| 225 | {0x37000001, 0x76808273, 0x00570081, 0x68848353, 0xaf000400, |
Michael Chan | e30372c | 2007-07-16 18:26:23 -0700 | [diff] [blame] | 226 | BUFFERED_FLAGS, BUFFERED_FLASH_PAGE_BITS, BUFFERED_FLASH_PAGE_SIZE, |
Michael Chan | 3713770 | 2005-11-04 08:49:17 -0800 | [diff] [blame] | 227 | BUFFERED_FLASH_BYTE_ADDR_MASK, 0, |
| 228 | "Entry 1110 (Atmel)"}, |
| 229 | /* ATMEL AT45DB021B (buffered flash) */ |
| 230 | {0x3f000003, 0x7e808273, 0x00570081, 0x68848353, 0xaf000400, |
Michael Chan | e30372c | 2007-07-16 18:26:23 -0700 | [diff] [blame] | 231 | BUFFERED_FLAGS, BUFFERED_FLASH_PAGE_BITS, BUFFERED_FLASH_PAGE_SIZE, |
Michael Chan | 3713770 | 2005-11-04 08:49:17 -0800 | [diff] [blame] | 232 | BUFFERED_FLASH_BYTE_ADDR_MASK, BUFFERED_FLASH_TOTAL_SIZE*2, |
| 233 | "Buffered flash (256kB)"}, |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 234 | }; |
| 235 | |
Michael Chan | 0ced9d0 | 2009-08-21 16:20:49 +0000 | [diff] [blame] | 236 | static const struct flash_spec flash_5709 = { |
Michael Chan | e30372c | 2007-07-16 18:26:23 -0700 | [diff] [blame] | 237 | .flags = BNX2_NV_BUFFERED, |
| 238 | .page_bits = BCM5709_FLASH_PAGE_BITS, |
| 239 | .page_size = BCM5709_FLASH_PAGE_SIZE, |
| 240 | .addr_mask = BCM5709_FLASH_BYTE_ADDR_MASK, |
| 241 | .total_size = BUFFERED_FLASH_TOTAL_SIZE*2, |
| 242 | .name = "5709 Buffered flash (256kB)", |
| 243 | }; |
| 244 | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 245 | MODULE_DEVICE_TABLE(pci, bnx2_pci_tbl); |
| 246 | |
Benjamin Li | 4327ba4 | 2010-03-23 13:13:11 +0000 | [diff] [blame] | 247 | static void bnx2_init_napi(struct bnx2 *bp); |
Michael Chan | f048fa9 | 2010-06-01 15:05:36 +0000 | [diff] [blame] | 248 | static void bnx2_del_napi(struct bnx2 *bp); |
Benjamin Li | 4327ba4 | 2010-03-23 13:13:11 +0000 | [diff] [blame] | 249 | |
Michael Chan | 35e9010 | 2008-06-19 16:37:42 -0700 | [diff] [blame] | 250 | static inline u32 bnx2_tx_avail(struct bnx2 *bp, struct bnx2_tx_ring_info *txr) |
Michael Chan | e89bbf1 | 2005-08-25 15:36:58 -0700 | [diff] [blame] | 251 | { |
Michael Chan | 2f8af12 | 2006-08-15 01:39:10 -0700 | [diff] [blame] | 252 | u32 diff; |
Michael Chan | e89bbf1 | 2005-08-25 15:36:58 -0700 | [diff] [blame] | 253 | |
Michael Chan | 11848b96 | 2010-07-19 14:15:04 +0000 | [diff] [blame] | 254 | /* Tell compiler to fetch tx_prod and tx_cons from memory. */ |
| 255 | barrier(); |
Michael Chan | faac9c4 | 2006-12-14 15:56:32 -0800 | [diff] [blame] | 256 | |
| 257 | /* The ring uses 256 indices for 255 entries, one of them |
| 258 | * needs to be skipped. |
| 259 | */ |
Michael Chan | 35e9010 | 2008-06-19 16:37:42 -0700 | [diff] [blame] | 260 | diff = txr->tx_prod - txr->tx_cons; |
Michael Chan | faac9c4 | 2006-12-14 15:56:32 -0800 | [diff] [blame] | 261 | if (unlikely(diff >= TX_DESC_CNT)) { |
| 262 | diff &= 0xffff; |
| 263 | if (diff == TX_DESC_CNT) |
| 264 | diff = MAX_TX_DESC_CNT; |
| 265 | } |
Eric Dumazet | 807540b | 2010-09-23 05:40:09 +0000 | [diff] [blame] | 266 | return bp->tx_ring_size - diff; |
Michael Chan | e89bbf1 | 2005-08-25 15:36:58 -0700 | [diff] [blame] | 267 | } |
| 268 | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 269 | static u32 |
| 270 | bnx2_reg_rd_ind(struct bnx2 *bp, u32 offset) |
| 271 | { |
Michael Chan | 1b8227c | 2007-05-03 13:24:05 -0700 | [diff] [blame] | 272 | u32 val; |
| 273 | |
| 274 | spin_lock_bh(&bp->indirect_lock); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 275 | REG_WR(bp, BNX2_PCICFG_REG_WINDOW_ADDRESS, offset); |
Michael Chan | 1b8227c | 2007-05-03 13:24:05 -0700 | [diff] [blame] | 276 | val = REG_RD(bp, BNX2_PCICFG_REG_WINDOW); |
| 277 | spin_unlock_bh(&bp->indirect_lock); |
| 278 | return val; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 279 | } |
| 280 | |
| 281 | static void |
| 282 | bnx2_reg_wr_ind(struct bnx2 *bp, u32 offset, u32 val) |
| 283 | { |
Michael Chan | 1b8227c | 2007-05-03 13:24:05 -0700 | [diff] [blame] | 284 | spin_lock_bh(&bp->indirect_lock); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 285 | REG_WR(bp, BNX2_PCICFG_REG_WINDOW_ADDRESS, offset); |
| 286 | REG_WR(bp, BNX2_PCICFG_REG_WINDOW, val); |
Michael Chan | 1b8227c | 2007-05-03 13:24:05 -0700 | [diff] [blame] | 287 | spin_unlock_bh(&bp->indirect_lock); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 288 | } |
| 289 | |
| 290 | static void |
Michael Chan | 2726d6e | 2008-01-29 21:35:05 -0800 | [diff] [blame] | 291 | bnx2_shmem_wr(struct bnx2 *bp, u32 offset, u32 val) |
| 292 | { |
| 293 | bnx2_reg_wr_ind(bp, bp->shmem_base + offset, val); |
| 294 | } |
| 295 | |
| 296 | static u32 |
| 297 | bnx2_shmem_rd(struct bnx2 *bp, u32 offset) |
| 298 | { |
Eric Dumazet | 807540b | 2010-09-23 05:40:09 +0000 | [diff] [blame] | 299 | return bnx2_reg_rd_ind(bp, bp->shmem_base + offset); |
Michael Chan | 2726d6e | 2008-01-29 21:35:05 -0800 | [diff] [blame] | 300 | } |
| 301 | |
| 302 | static void |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 303 | bnx2_ctx_wr(struct bnx2 *bp, u32 cid_addr, u32 offset, u32 val) |
| 304 | { |
| 305 | offset += cid_addr; |
Michael Chan | 1b8227c | 2007-05-03 13:24:05 -0700 | [diff] [blame] | 306 | spin_lock_bh(&bp->indirect_lock); |
Michael Chan | 59b47d8 | 2006-11-19 14:10:45 -0800 | [diff] [blame] | 307 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
| 308 | int i; |
| 309 | |
| 310 | REG_WR(bp, BNX2_CTX_CTX_DATA, val); |
| 311 | REG_WR(bp, BNX2_CTX_CTX_CTRL, |
| 312 | offset | BNX2_CTX_CTX_CTRL_WRITE_REQ); |
| 313 | for (i = 0; i < 5; i++) { |
Michael Chan | 59b47d8 | 2006-11-19 14:10:45 -0800 | [diff] [blame] | 314 | val = REG_RD(bp, BNX2_CTX_CTX_CTRL); |
| 315 | if ((val & BNX2_CTX_CTX_CTRL_WRITE_REQ) == 0) |
| 316 | break; |
| 317 | udelay(5); |
| 318 | } |
| 319 | } else { |
| 320 | REG_WR(bp, BNX2_CTX_DATA_ADR, offset); |
| 321 | REG_WR(bp, BNX2_CTX_DATA, val); |
| 322 | } |
Michael Chan | 1b8227c | 2007-05-03 13:24:05 -0700 | [diff] [blame] | 323 | spin_unlock_bh(&bp->indirect_lock); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 324 | } |
| 325 | |
Michael Chan | 4edd473 | 2009-06-08 18:14:42 -0700 | [diff] [blame] | 326 | #ifdef BCM_CNIC |
| 327 | static int |
| 328 | bnx2_drv_ctl(struct net_device *dev, struct drv_ctl_info *info) |
| 329 | { |
| 330 | struct bnx2 *bp = netdev_priv(dev); |
| 331 | struct drv_ctl_io *io = &info->data.io; |
| 332 | |
| 333 | switch (info->cmd) { |
| 334 | case DRV_CTL_IO_WR_CMD: |
| 335 | bnx2_reg_wr_ind(bp, io->offset, io->data); |
| 336 | break; |
| 337 | case DRV_CTL_IO_RD_CMD: |
| 338 | io->data = bnx2_reg_rd_ind(bp, io->offset); |
| 339 | break; |
| 340 | case DRV_CTL_CTX_WR_CMD: |
| 341 | bnx2_ctx_wr(bp, io->cid_addr, io->offset, io->data); |
| 342 | break; |
| 343 | default: |
| 344 | return -EINVAL; |
| 345 | } |
| 346 | return 0; |
| 347 | } |
| 348 | |
| 349 | static void bnx2_setup_cnic_irq_info(struct bnx2 *bp) |
| 350 | { |
| 351 | struct cnic_eth_dev *cp = &bp->cnic_eth_dev; |
| 352 | struct bnx2_napi *bnapi = &bp->bnx2_napi[0]; |
| 353 | int sb_id; |
| 354 | |
| 355 | if (bp->flags & BNX2_FLAG_USING_MSIX) { |
| 356 | cp->drv_state |= CNIC_DRV_STATE_USING_MSIX; |
| 357 | bnapi->cnic_present = 0; |
| 358 | sb_id = bp->irq_nvecs; |
| 359 | cp->irq_arr[0].irq_flags |= CNIC_IRQ_FL_MSIX; |
| 360 | } else { |
| 361 | cp->drv_state &= ~CNIC_DRV_STATE_USING_MSIX; |
| 362 | bnapi->cnic_tag = bnapi->last_status_idx; |
| 363 | bnapi->cnic_present = 1; |
| 364 | sb_id = 0; |
| 365 | cp->irq_arr[0].irq_flags &= ~CNIC_IRQ_FL_MSIX; |
| 366 | } |
| 367 | |
| 368 | cp->irq_arr[0].vector = bp->irq_tbl[sb_id].vector; |
| 369 | cp->irq_arr[0].status_blk = (void *) |
| 370 | ((unsigned long) bnapi->status_blk.msi + |
| 371 | (BNX2_SBLK_MSIX_ALIGN_SIZE * sb_id)); |
| 372 | cp->irq_arr[0].status_blk_num = sb_id; |
| 373 | cp->num_irq = 1; |
| 374 | } |
| 375 | |
| 376 | static int bnx2_register_cnic(struct net_device *dev, struct cnic_ops *ops, |
| 377 | void *data) |
| 378 | { |
| 379 | struct bnx2 *bp = netdev_priv(dev); |
| 380 | struct cnic_eth_dev *cp = &bp->cnic_eth_dev; |
| 381 | |
| 382 | if (ops == NULL) |
| 383 | return -EINVAL; |
| 384 | |
| 385 | if (cp->drv_state & CNIC_DRV_STATE_REGD) |
| 386 | return -EBUSY; |
| 387 | |
| 388 | bp->cnic_data = data; |
| 389 | rcu_assign_pointer(bp->cnic_ops, ops); |
| 390 | |
| 391 | cp->num_irq = 0; |
| 392 | cp->drv_state = CNIC_DRV_STATE_REGD; |
| 393 | |
| 394 | bnx2_setup_cnic_irq_info(bp); |
| 395 | |
| 396 | return 0; |
| 397 | } |
| 398 | |
| 399 | static int bnx2_unregister_cnic(struct net_device *dev) |
| 400 | { |
| 401 | struct bnx2 *bp = netdev_priv(dev); |
| 402 | struct bnx2_napi *bnapi = &bp->bnx2_napi[0]; |
| 403 | struct cnic_eth_dev *cp = &bp->cnic_eth_dev; |
| 404 | |
Michael Chan | c5a8895 | 2009-08-14 15:49:45 +0000 | [diff] [blame] | 405 | mutex_lock(&bp->cnic_lock); |
Michael Chan | 4edd473 | 2009-06-08 18:14:42 -0700 | [diff] [blame] | 406 | cp->drv_state = 0; |
| 407 | bnapi->cnic_present = 0; |
| 408 | rcu_assign_pointer(bp->cnic_ops, NULL); |
Michael Chan | c5a8895 | 2009-08-14 15:49:45 +0000 | [diff] [blame] | 409 | mutex_unlock(&bp->cnic_lock); |
Michael Chan | 4edd473 | 2009-06-08 18:14:42 -0700 | [diff] [blame] | 410 | synchronize_rcu(); |
| 411 | return 0; |
| 412 | } |
| 413 | |
| 414 | struct cnic_eth_dev *bnx2_cnic_probe(struct net_device *dev) |
| 415 | { |
| 416 | struct bnx2 *bp = netdev_priv(dev); |
| 417 | struct cnic_eth_dev *cp = &bp->cnic_eth_dev; |
| 418 | |
| 419 | cp->drv_owner = THIS_MODULE; |
| 420 | cp->chip_id = bp->chip_id; |
| 421 | cp->pdev = bp->pdev; |
| 422 | cp->io_base = bp->regview; |
| 423 | cp->drv_ctl = bnx2_drv_ctl; |
| 424 | cp->drv_register_cnic = bnx2_register_cnic; |
| 425 | cp->drv_unregister_cnic = bnx2_unregister_cnic; |
| 426 | |
| 427 | return cp; |
| 428 | } |
| 429 | EXPORT_SYMBOL(bnx2_cnic_probe); |
| 430 | |
| 431 | static void |
| 432 | bnx2_cnic_stop(struct bnx2 *bp) |
| 433 | { |
| 434 | struct cnic_ops *c_ops; |
| 435 | struct cnic_ctl_info info; |
| 436 | |
Michael Chan | c5a8895 | 2009-08-14 15:49:45 +0000 | [diff] [blame] | 437 | mutex_lock(&bp->cnic_lock); |
Eric Dumazet | 13707f9 | 2011-01-26 19:28:23 +0000 | [diff] [blame] | 438 | c_ops = rcu_dereference_protected(bp->cnic_ops, |
| 439 | lockdep_is_held(&bp->cnic_lock)); |
Michael Chan | 4edd473 | 2009-06-08 18:14:42 -0700 | [diff] [blame] | 440 | if (c_ops) { |
| 441 | info.cmd = CNIC_CTL_STOP_CMD; |
| 442 | c_ops->cnic_ctl(bp->cnic_data, &info); |
| 443 | } |
Michael Chan | c5a8895 | 2009-08-14 15:49:45 +0000 | [diff] [blame] | 444 | mutex_unlock(&bp->cnic_lock); |
Michael Chan | 4edd473 | 2009-06-08 18:14:42 -0700 | [diff] [blame] | 445 | } |
| 446 | |
| 447 | static void |
| 448 | bnx2_cnic_start(struct bnx2 *bp) |
| 449 | { |
| 450 | struct cnic_ops *c_ops; |
| 451 | struct cnic_ctl_info info; |
| 452 | |
Michael Chan | c5a8895 | 2009-08-14 15:49:45 +0000 | [diff] [blame] | 453 | mutex_lock(&bp->cnic_lock); |
Eric Dumazet | 13707f9 | 2011-01-26 19:28:23 +0000 | [diff] [blame] | 454 | c_ops = rcu_dereference_protected(bp->cnic_ops, |
| 455 | lockdep_is_held(&bp->cnic_lock)); |
Michael Chan | 4edd473 | 2009-06-08 18:14:42 -0700 | [diff] [blame] | 456 | if (c_ops) { |
| 457 | if (!(bp->flags & BNX2_FLAG_USING_MSIX)) { |
| 458 | struct bnx2_napi *bnapi = &bp->bnx2_napi[0]; |
| 459 | |
| 460 | bnapi->cnic_tag = bnapi->last_status_idx; |
| 461 | } |
| 462 | info.cmd = CNIC_CTL_START_CMD; |
| 463 | c_ops->cnic_ctl(bp->cnic_data, &info); |
| 464 | } |
Michael Chan | c5a8895 | 2009-08-14 15:49:45 +0000 | [diff] [blame] | 465 | mutex_unlock(&bp->cnic_lock); |
Michael Chan | 4edd473 | 2009-06-08 18:14:42 -0700 | [diff] [blame] | 466 | } |
| 467 | |
| 468 | #else |
| 469 | |
| 470 | static void |
| 471 | bnx2_cnic_stop(struct bnx2 *bp) |
| 472 | { |
| 473 | } |
| 474 | |
| 475 | static void |
| 476 | bnx2_cnic_start(struct bnx2 *bp) |
| 477 | { |
| 478 | } |
| 479 | |
| 480 | #endif |
| 481 | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 482 | static int |
| 483 | bnx2_read_phy(struct bnx2 *bp, u32 reg, u32 *val) |
| 484 | { |
| 485 | u32 val1; |
| 486 | int i, ret; |
| 487 | |
Michael Chan | 583c28e | 2008-01-21 19:51:35 -0800 | [diff] [blame] | 488 | if (bp->phy_flags & BNX2_PHY_FLAG_INT_MODE_AUTO_POLLING) { |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 489 | val1 = REG_RD(bp, BNX2_EMAC_MDIO_MODE); |
| 490 | val1 &= ~BNX2_EMAC_MDIO_MODE_AUTO_POLL; |
| 491 | |
| 492 | REG_WR(bp, BNX2_EMAC_MDIO_MODE, val1); |
| 493 | REG_RD(bp, BNX2_EMAC_MDIO_MODE); |
| 494 | |
| 495 | udelay(40); |
| 496 | } |
| 497 | |
| 498 | val1 = (bp->phy_addr << 21) | (reg << 16) | |
| 499 | BNX2_EMAC_MDIO_COMM_COMMAND_READ | BNX2_EMAC_MDIO_COMM_DISEXT | |
| 500 | BNX2_EMAC_MDIO_COMM_START_BUSY; |
| 501 | REG_WR(bp, BNX2_EMAC_MDIO_COMM, val1); |
| 502 | |
| 503 | for (i = 0; i < 50; i++) { |
| 504 | udelay(10); |
| 505 | |
| 506 | val1 = REG_RD(bp, BNX2_EMAC_MDIO_COMM); |
| 507 | if (!(val1 & BNX2_EMAC_MDIO_COMM_START_BUSY)) { |
| 508 | udelay(5); |
| 509 | |
| 510 | val1 = REG_RD(bp, BNX2_EMAC_MDIO_COMM); |
| 511 | val1 &= BNX2_EMAC_MDIO_COMM_DATA; |
| 512 | |
| 513 | break; |
| 514 | } |
| 515 | } |
| 516 | |
| 517 | if (val1 & BNX2_EMAC_MDIO_COMM_START_BUSY) { |
| 518 | *val = 0x0; |
| 519 | ret = -EBUSY; |
| 520 | } |
| 521 | else { |
| 522 | *val = val1; |
| 523 | ret = 0; |
| 524 | } |
| 525 | |
Michael Chan | 583c28e | 2008-01-21 19:51:35 -0800 | [diff] [blame] | 526 | if (bp->phy_flags & BNX2_PHY_FLAG_INT_MODE_AUTO_POLLING) { |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 527 | val1 = REG_RD(bp, BNX2_EMAC_MDIO_MODE); |
| 528 | val1 |= BNX2_EMAC_MDIO_MODE_AUTO_POLL; |
| 529 | |
| 530 | REG_WR(bp, BNX2_EMAC_MDIO_MODE, val1); |
| 531 | REG_RD(bp, BNX2_EMAC_MDIO_MODE); |
| 532 | |
| 533 | udelay(40); |
| 534 | } |
| 535 | |
| 536 | return ret; |
| 537 | } |
| 538 | |
| 539 | static int |
| 540 | bnx2_write_phy(struct bnx2 *bp, u32 reg, u32 val) |
| 541 | { |
| 542 | u32 val1; |
| 543 | int i, ret; |
| 544 | |
Michael Chan | 583c28e | 2008-01-21 19:51:35 -0800 | [diff] [blame] | 545 | if (bp->phy_flags & BNX2_PHY_FLAG_INT_MODE_AUTO_POLLING) { |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 546 | val1 = REG_RD(bp, BNX2_EMAC_MDIO_MODE); |
| 547 | val1 &= ~BNX2_EMAC_MDIO_MODE_AUTO_POLL; |
| 548 | |
| 549 | REG_WR(bp, BNX2_EMAC_MDIO_MODE, val1); |
| 550 | REG_RD(bp, BNX2_EMAC_MDIO_MODE); |
| 551 | |
| 552 | udelay(40); |
| 553 | } |
| 554 | |
| 555 | val1 = (bp->phy_addr << 21) | (reg << 16) | val | |
| 556 | BNX2_EMAC_MDIO_COMM_COMMAND_WRITE | |
| 557 | BNX2_EMAC_MDIO_COMM_START_BUSY | BNX2_EMAC_MDIO_COMM_DISEXT; |
| 558 | REG_WR(bp, BNX2_EMAC_MDIO_COMM, val1); |
Jeff Garzik | 6aa20a2 | 2006-09-13 13:24:59 -0400 | [diff] [blame] | 559 | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 560 | for (i = 0; i < 50; i++) { |
| 561 | udelay(10); |
| 562 | |
| 563 | val1 = REG_RD(bp, BNX2_EMAC_MDIO_COMM); |
| 564 | if (!(val1 & BNX2_EMAC_MDIO_COMM_START_BUSY)) { |
| 565 | udelay(5); |
| 566 | break; |
| 567 | } |
| 568 | } |
| 569 | |
| 570 | if (val1 & BNX2_EMAC_MDIO_COMM_START_BUSY) |
| 571 | ret = -EBUSY; |
| 572 | else |
| 573 | ret = 0; |
| 574 | |
Michael Chan | 583c28e | 2008-01-21 19:51:35 -0800 | [diff] [blame] | 575 | if (bp->phy_flags & BNX2_PHY_FLAG_INT_MODE_AUTO_POLLING) { |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 576 | val1 = REG_RD(bp, BNX2_EMAC_MDIO_MODE); |
| 577 | val1 |= BNX2_EMAC_MDIO_MODE_AUTO_POLL; |
| 578 | |
| 579 | REG_WR(bp, BNX2_EMAC_MDIO_MODE, val1); |
| 580 | REG_RD(bp, BNX2_EMAC_MDIO_MODE); |
| 581 | |
| 582 | udelay(40); |
| 583 | } |
| 584 | |
| 585 | return ret; |
| 586 | } |
| 587 | |
| 588 | static void |
| 589 | bnx2_disable_int(struct bnx2 *bp) |
| 590 | { |
Michael Chan | b4b3604 | 2007-12-20 19:59:30 -0800 | [diff] [blame] | 591 | int i; |
| 592 | struct bnx2_napi *bnapi; |
| 593 | |
| 594 | for (i = 0; i < bp->irq_nvecs; i++) { |
| 595 | bnapi = &bp->bnx2_napi[i]; |
| 596 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, bnapi->int_num | |
| 597 | BNX2_PCICFG_INT_ACK_CMD_MASK_INT); |
| 598 | } |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 599 | REG_RD(bp, BNX2_PCICFG_INT_ACK_CMD); |
| 600 | } |
| 601 | |
| 602 | static void |
| 603 | bnx2_enable_int(struct bnx2 *bp) |
| 604 | { |
Michael Chan | b4b3604 | 2007-12-20 19:59:30 -0800 | [diff] [blame] | 605 | int i; |
| 606 | struct bnx2_napi *bnapi; |
Michael Chan | 1269a8a | 2006-01-23 16:11:03 -0800 | [diff] [blame] | 607 | |
Michael Chan | b4b3604 | 2007-12-20 19:59:30 -0800 | [diff] [blame] | 608 | for (i = 0; i < bp->irq_nvecs; i++) { |
| 609 | bnapi = &bp->bnx2_napi[i]; |
Michael Chan | 35efa7c | 2007-12-20 19:56:37 -0800 | [diff] [blame] | 610 | |
Michael Chan | b4b3604 | 2007-12-20 19:59:30 -0800 | [diff] [blame] | 611 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, bnapi->int_num | |
| 612 | BNX2_PCICFG_INT_ACK_CMD_INDEX_VALID | |
| 613 | BNX2_PCICFG_INT_ACK_CMD_MASK_INT | |
| 614 | bnapi->last_status_idx); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 615 | |
Michael Chan | b4b3604 | 2007-12-20 19:59:30 -0800 | [diff] [blame] | 616 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, bnapi->int_num | |
| 617 | BNX2_PCICFG_INT_ACK_CMD_INDEX_VALID | |
| 618 | bnapi->last_status_idx); |
| 619 | } |
Michael Chan | bf5295b | 2006-03-23 01:11:56 -0800 | [diff] [blame] | 620 | REG_WR(bp, BNX2_HC_COMMAND, bp->hc_cmd | BNX2_HC_COMMAND_COAL_NOW); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 621 | } |
| 622 | |
| 623 | static void |
| 624 | bnx2_disable_int_sync(struct bnx2 *bp) |
| 625 | { |
Michael Chan | b4b3604 | 2007-12-20 19:59:30 -0800 | [diff] [blame] | 626 | int i; |
| 627 | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 628 | atomic_inc(&bp->intr_sem); |
Michael Chan | 3767546 | 2009-08-21 16:20:44 +0000 | [diff] [blame] | 629 | if (!netif_running(bp->dev)) |
| 630 | return; |
| 631 | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 632 | bnx2_disable_int(bp); |
Michael Chan | b4b3604 | 2007-12-20 19:59:30 -0800 | [diff] [blame] | 633 | for (i = 0; i < bp->irq_nvecs; i++) |
| 634 | synchronize_irq(bp->irq_tbl[i].vector); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 635 | } |
| 636 | |
| 637 | static void |
Michael Chan | 35efa7c | 2007-12-20 19:56:37 -0800 | [diff] [blame] | 638 | bnx2_napi_disable(struct bnx2 *bp) |
| 639 | { |
Michael Chan | b4b3604 | 2007-12-20 19:59:30 -0800 | [diff] [blame] | 640 | int i; |
| 641 | |
| 642 | for (i = 0; i < bp->irq_nvecs; i++) |
| 643 | napi_disable(&bp->bnx2_napi[i].napi); |
Michael Chan | 35efa7c | 2007-12-20 19:56:37 -0800 | [diff] [blame] | 644 | } |
| 645 | |
| 646 | static void |
| 647 | bnx2_napi_enable(struct bnx2 *bp) |
| 648 | { |
Michael Chan | b4b3604 | 2007-12-20 19:59:30 -0800 | [diff] [blame] | 649 | int i; |
| 650 | |
| 651 | for (i = 0; i < bp->irq_nvecs; i++) |
| 652 | napi_enable(&bp->bnx2_napi[i].napi); |
Michael Chan | 35efa7c | 2007-12-20 19:56:37 -0800 | [diff] [blame] | 653 | } |
| 654 | |
| 655 | static void |
Michael Chan | 212f993 | 2010-04-27 11:28:10 +0000 | [diff] [blame] | 656 | bnx2_netif_stop(struct bnx2 *bp, bool stop_cnic) |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 657 | { |
Michael Chan | 212f993 | 2010-04-27 11:28:10 +0000 | [diff] [blame] | 658 | if (stop_cnic) |
| 659 | bnx2_cnic_stop(bp); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 660 | if (netif_running(bp->dev)) { |
Michael Chan | 35efa7c | 2007-12-20 19:56:37 -0800 | [diff] [blame] | 661 | bnx2_napi_disable(bp); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 662 | netif_tx_disable(bp->dev); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 663 | } |
Michael Chan | b746656 | 2009-12-20 18:40:18 -0800 | [diff] [blame] | 664 | bnx2_disable_int_sync(bp); |
Michael Chan | a0ba676 | 2010-05-17 17:34:43 -0700 | [diff] [blame] | 665 | netif_carrier_off(bp->dev); /* prevent tx timeout */ |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 666 | } |
| 667 | |
| 668 | static void |
Michael Chan | 212f993 | 2010-04-27 11:28:10 +0000 | [diff] [blame] | 669 | bnx2_netif_start(struct bnx2 *bp, bool start_cnic) |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 670 | { |
| 671 | if (atomic_dec_and_test(&bp->intr_sem)) { |
| 672 | if (netif_running(bp->dev)) { |
Benjamin Li | 706bf24 | 2008-07-18 17:55:11 -0700 | [diff] [blame] | 673 | netif_tx_wake_all_queues(bp->dev); |
Michael Chan | a0ba676 | 2010-05-17 17:34:43 -0700 | [diff] [blame] | 674 | spin_lock_bh(&bp->phy_lock); |
| 675 | if (bp->link_up) |
| 676 | netif_carrier_on(bp->dev); |
| 677 | spin_unlock_bh(&bp->phy_lock); |
Michael Chan | 35efa7c | 2007-12-20 19:56:37 -0800 | [diff] [blame] | 678 | bnx2_napi_enable(bp); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 679 | bnx2_enable_int(bp); |
Michael Chan | 212f993 | 2010-04-27 11:28:10 +0000 | [diff] [blame] | 680 | if (start_cnic) |
| 681 | bnx2_cnic_start(bp); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 682 | } |
| 683 | } |
| 684 | } |
| 685 | |
| 686 | static void |
Michael Chan | 35e9010 | 2008-06-19 16:37:42 -0700 | [diff] [blame] | 687 | bnx2_free_tx_mem(struct bnx2 *bp) |
| 688 | { |
| 689 | int i; |
| 690 | |
| 691 | for (i = 0; i < bp->num_tx_rings; i++) { |
| 692 | struct bnx2_napi *bnapi = &bp->bnx2_napi[i]; |
| 693 | struct bnx2_tx_ring_info *txr = &bnapi->tx_ring; |
| 694 | |
| 695 | if (txr->tx_desc_ring) { |
Stanislaw Gruszka | 36227e8 | 2010-07-15 04:25:50 +0000 | [diff] [blame] | 696 | dma_free_coherent(&bp->pdev->dev, TXBD_RING_SIZE, |
| 697 | txr->tx_desc_ring, |
| 698 | txr->tx_desc_mapping); |
Michael Chan | 35e9010 | 2008-06-19 16:37:42 -0700 | [diff] [blame] | 699 | txr->tx_desc_ring = NULL; |
| 700 | } |
| 701 | kfree(txr->tx_buf_ring); |
| 702 | txr->tx_buf_ring = NULL; |
| 703 | } |
| 704 | } |
| 705 | |
Michael Chan | bb4f98a | 2008-06-19 16:38:19 -0700 | [diff] [blame] | 706 | static void |
| 707 | bnx2_free_rx_mem(struct bnx2 *bp) |
| 708 | { |
| 709 | int i; |
| 710 | |
| 711 | for (i = 0; i < bp->num_rx_rings; i++) { |
| 712 | struct bnx2_napi *bnapi = &bp->bnx2_napi[i]; |
| 713 | struct bnx2_rx_ring_info *rxr = &bnapi->rx_ring; |
| 714 | int j; |
| 715 | |
| 716 | for (j = 0; j < bp->rx_max_ring; j++) { |
| 717 | if (rxr->rx_desc_ring[j]) |
Stanislaw Gruszka | 36227e8 | 2010-07-15 04:25:50 +0000 | [diff] [blame] | 718 | dma_free_coherent(&bp->pdev->dev, RXBD_RING_SIZE, |
| 719 | rxr->rx_desc_ring[j], |
| 720 | rxr->rx_desc_mapping[j]); |
Michael Chan | bb4f98a | 2008-06-19 16:38:19 -0700 | [diff] [blame] | 721 | rxr->rx_desc_ring[j] = NULL; |
| 722 | } |
Breno Leitao | 25b0b99 | 2009-06-08 10:30:19 +0000 | [diff] [blame] | 723 | vfree(rxr->rx_buf_ring); |
Michael Chan | bb4f98a | 2008-06-19 16:38:19 -0700 | [diff] [blame] | 724 | rxr->rx_buf_ring = NULL; |
| 725 | |
| 726 | for (j = 0; j < bp->rx_max_pg_ring; j++) { |
| 727 | if (rxr->rx_pg_desc_ring[j]) |
Stanislaw Gruszka | 36227e8 | 2010-07-15 04:25:50 +0000 | [diff] [blame] | 728 | dma_free_coherent(&bp->pdev->dev, RXBD_RING_SIZE, |
| 729 | rxr->rx_pg_desc_ring[j], |
| 730 | rxr->rx_pg_desc_mapping[j]); |
Michael Chan | 3298a73 | 2008-12-17 19:06:08 -0800 | [diff] [blame] | 731 | rxr->rx_pg_desc_ring[j] = NULL; |
Michael Chan | bb4f98a | 2008-06-19 16:38:19 -0700 | [diff] [blame] | 732 | } |
Breno Leitao | 25b0b99 | 2009-06-08 10:30:19 +0000 | [diff] [blame] | 733 | vfree(rxr->rx_pg_ring); |
Michael Chan | bb4f98a | 2008-06-19 16:38:19 -0700 | [diff] [blame] | 734 | rxr->rx_pg_ring = NULL; |
| 735 | } |
| 736 | } |
| 737 | |
Michael Chan | 35e9010 | 2008-06-19 16:37:42 -0700 | [diff] [blame] | 738 | static int |
| 739 | bnx2_alloc_tx_mem(struct bnx2 *bp) |
| 740 | { |
| 741 | int i; |
| 742 | |
| 743 | for (i = 0; i < bp->num_tx_rings; i++) { |
| 744 | struct bnx2_napi *bnapi = &bp->bnx2_napi[i]; |
| 745 | struct bnx2_tx_ring_info *txr = &bnapi->tx_ring; |
| 746 | |
| 747 | txr->tx_buf_ring = kzalloc(SW_TXBD_RING_SIZE, GFP_KERNEL); |
| 748 | if (txr->tx_buf_ring == NULL) |
| 749 | return -ENOMEM; |
| 750 | |
| 751 | txr->tx_desc_ring = |
Stanislaw Gruszka | 36227e8 | 2010-07-15 04:25:50 +0000 | [diff] [blame] | 752 | dma_alloc_coherent(&bp->pdev->dev, TXBD_RING_SIZE, |
| 753 | &txr->tx_desc_mapping, GFP_KERNEL); |
Michael Chan | 35e9010 | 2008-06-19 16:37:42 -0700 | [diff] [blame] | 754 | if (txr->tx_desc_ring == NULL) |
| 755 | return -ENOMEM; |
| 756 | } |
| 757 | return 0; |
| 758 | } |
| 759 | |
Michael Chan | bb4f98a | 2008-06-19 16:38:19 -0700 | [diff] [blame] | 760 | static int |
| 761 | bnx2_alloc_rx_mem(struct bnx2 *bp) |
| 762 | { |
| 763 | int i; |
| 764 | |
| 765 | for (i = 0; i < bp->num_rx_rings; i++) { |
| 766 | struct bnx2_napi *bnapi = &bp->bnx2_napi[i]; |
| 767 | struct bnx2_rx_ring_info *rxr = &bnapi->rx_ring; |
| 768 | int j; |
| 769 | |
| 770 | rxr->rx_buf_ring = |
Eric Dumazet | 89bf67f | 2010-11-22 00:15:06 +0000 | [diff] [blame] | 771 | vzalloc(SW_RXBD_RING_SIZE * bp->rx_max_ring); |
Michael Chan | bb4f98a | 2008-06-19 16:38:19 -0700 | [diff] [blame] | 772 | if (rxr->rx_buf_ring == NULL) |
| 773 | return -ENOMEM; |
| 774 | |
Michael Chan | bb4f98a | 2008-06-19 16:38:19 -0700 | [diff] [blame] | 775 | for (j = 0; j < bp->rx_max_ring; j++) { |
| 776 | rxr->rx_desc_ring[j] = |
Stanislaw Gruszka | 36227e8 | 2010-07-15 04:25:50 +0000 | [diff] [blame] | 777 | dma_alloc_coherent(&bp->pdev->dev, |
| 778 | RXBD_RING_SIZE, |
| 779 | &rxr->rx_desc_mapping[j], |
| 780 | GFP_KERNEL); |
Michael Chan | bb4f98a | 2008-06-19 16:38:19 -0700 | [diff] [blame] | 781 | if (rxr->rx_desc_ring[j] == NULL) |
| 782 | return -ENOMEM; |
| 783 | |
| 784 | } |
| 785 | |
| 786 | if (bp->rx_pg_ring_size) { |
Eric Dumazet | 89bf67f | 2010-11-22 00:15:06 +0000 | [diff] [blame] | 787 | rxr->rx_pg_ring = vzalloc(SW_RXPG_RING_SIZE * |
Michael Chan | bb4f98a | 2008-06-19 16:38:19 -0700 | [diff] [blame] | 788 | bp->rx_max_pg_ring); |
| 789 | if (rxr->rx_pg_ring == NULL) |
| 790 | return -ENOMEM; |
| 791 | |
Michael Chan | bb4f98a | 2008-06-19 16:38:19 -0700 | [diff] [blame] | 792 | } |
| 793 | |
| 794 | for (j = 0; j < bp->rx_max_pg_ring; j++) { |
| 795 | rxr->rx_pg_desc_ring[j] = |
Stanislaw Gruszka | 36227e8 | 2010-07-15 04:25:50 +0000 | [diff] [blame] | 796 | dma_alloc_coherent(&bp->pdev->dev, |
| 797 | RXBD_RING_SIZE, |
| 798 | &rxr->rx_pg_desc_mapping[j], |
| 799 | GFP_KERNEL); |
Michael Chan | bb4f98a | 2008-06-19 16:38:19 -0700 | [diff] [blame] | 800 | if (rxr->rx_pg_desc_ring[j] == NULL) |
| 801 | return -ENOMEM; |
| 802 | |
| 803 | } |
| 804 | } |
| 805 | return 0; |
| 806 | } |
| 807 | |
Michael Chan | 35e9010 | 2008-06-19 16:37:42 -0700 | [diff] [blame] | 808 | static void |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 809 | bnx2_free_mem(struct bnx2 *bp) |
| 810 | { |
Michael Chan | 13daffa | 2006-03-20 17:49:20 -0800 | [diff] [blame] | 811 | int i; |
Michael Chan | 43e80b8 | 2008-06-19 16:41:08 -0700 | [diff] [blame] | 812 | struct bnx2_napi *bnapi = &bp->bnx2_napi[0]; |
Michael Chan | 13daffa | 2006-03-20 17:49:20 -0800 | [diff] [blame] | 813 | |
Michael Chan | 35e9010 | 2008-06-19 16:37:42 -0700 | [diff] [blame] | 814 | bnx2_free_tx_mem(bp); |
Michael Chan | bb4f98a | 2008-06-19 16:38:19 -0700 | [diff] [blame] | 815 | bnx2_free_rx_mem(bp); |
Michael Chan | 35e9010 | 2008-06-19 16:37:42 -0700 | [diff] [blame] | 816 | |
Michael Chan | 59b47d8 | 2006-11-19 14:10:45 -0800 | [diff] [blame] | 817 | for (i = 0; i < bp->ctx_pages; i++) { |
| 818 | if (bp->ctx_blk[i]) { |
Stanislaw Gruszka | 36227e8 | 2010-07-15 04:25:50 +0000 | [diff] [blame] | 819 | dma_free_coherent(&bp->pdev->dev, BCM_PAGE_SIZE, |
| 820 | bp->ctx_blk[i], |
| 821 | bp->ctx_blk_mapping[i]); |
Michael Chan | 59b47d8 | 2006-11-19 14:10:45 -0800 | [diff] [blame] | 822 | bp->ctx_blk[i] = NULL; |
| 823 | } |
| 824 | } |
Michael Chan | 43e80b8 | 2008-06-19 16:41:08 -0700 | [diff] [blame] | 825 | if (bnapi->status_blk.msi) { |
Stanislaw Gruszka | 36227e8 | 2010-07-15 04:25:50 +0000 | [diff] [blame] | 826 | dma_free_coherent(&bp->pdev->dev, bp->status_stats_size, |
| 827 | bnapi->status_blk.msi, |
| 828 | bp->status_blk_mapping); |
Michael Chan | 43e80b8 | 2008-06-19 16:41:08 -0700 | [diff] [blame] | 829 | bnapi->status_blk.msi = NULL; |
Michael Chan | 0f31f99 | 2006-03-23 01:12:38 -0800 | [diff] [blame] | 830 | bp->stats_blk = NULL; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 831 | } |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 832 | } |
| 833 | |
| 834 | static int |
| 835 | bnx2_alloc_mem(struct bnx2 *bp) |
| 836 | { |
Michael Chan | 35e9010 | 2008-06-19 16:37:42 -0700 | [diff] [blame] | 837 | int i, status_blk_size, err; |
Michael Chan | 43e80b8 | 2008-06-19 16:41:08 -0700 | [diff] [blame] | 838 | struct bnx2_napi *bnapi; |
| 839 | void *status_blk; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 840 | |
Michael Chan | 0f31f99 | 2006-03-23 01:12:38 -0800 | [diff] [blame] | 841 | /* Combine status and statistics blocks into one allocation. */ |
| 842 | status_blk_size = L1_CACHE_ALIGN(sizeof(struct status_block)); |
David S. Miller | f86e82f | 2008-01-21 17:15:40 -0800 | [diff] [blame] | 843 | if (bp->flags & BNX2_FLAG_MSIX_CAP) |
Michael Chan | b4b3604 | 2007-12-20 19:59:30 -0800 | [diff] [blame] | 844 | status_blk_size = L1_CACHE_ALIGN(BNX2_MAX_MSIX_HW_VEC * |
| 845 | BNX2_SBLK_MSIX_ALIGN_SIZE); |
Michael Chan | 0f31f99 | 2006-03-23 01:12:38 -0800 | [diff] [blame] | 846 | bp->status_stats_size = status_blk_size + |
| 847 | sizeof(struct statistics_block); |
| 848 | |
Stanislaw Gruszka | 36227e8 | 2010-07-15 04:25:50 +0000 | [diff] [blame] | 849 | status_blk = dma_alloc_coherent(&bp->pdev->dev, bp->status_stats_size, |
| 850 | &bp->status_blk_mapping, GFP_KERNEL); |
Michael Chan | 43e80b8 | 2008-06-19 16:41:08 -0700 | [diff] [blame] | 851 | if (status_blk == NULL) |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 852 | goto alloc_mem_err; |
| 853 | |
Michael Chan | 43e80b8 | 2008-06-19 16:41:08 -0700 | [diff] [blame] | 854 | memset(status_blk, 0, bp->status_stats_size); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 855 | |
Michael Chan | 43e80b8 | 2008-06-19 16:41:08 -0700 | [diff] [blame] | 856 | bnapi = &bp->bnx2_napi[0]; |
| 857 | bnapi->status_blk.msi = status_blk; |
| 858 | bnapi->hw_tx_cons_ptr = |
| 859 | &bnapi->status_blk.msi->status_tx_quick_consumer_index0; |
| 860 | bnapi->hw_rx_cons_ptr = |
| 861 | &bnapi->status_blk.msi->status_rx_quick_consumer_index0; |
David S. Miller | f86e82f | 2008-01-21 17:15:40 -0800 | [diff] [blame] | 862 | if (bp->flags & BNX2_FLAG_MSIX_CAP) { |
Michael Chan | 379b39a | 2010-07-19 14:15:03 +0000 | [diff] [blame] | 863 | for (i = 1; i < bp->irq_nvecs; i++) { |
Michael Chan | 43e80b8 | 2008-06-19 16:41:08 -0700 | [diff] [blame] | 864 | struct status_block_msix *sblk; |
Michael Chan | b4b3604 | 2007-12-20 19:59:30 -0800 | [diff] [blame] | 865 | |
Michael Chan | 43e80b8 | 2008-06-19 16:41:08 -0700 | [diff] [blame] | 866 | bnapi = &bp->bnx2_napi[i]; |
| 867 | |
| 868 | sblk = (void *) (status_blk + |
| 869 | BNX2_SBLK_MSIX_ALIGN_SIZE * i); |
| 870 | bnapi->status_blk.msix = sblk; |
| 871 | bnapi->hw_tx_cons_ptr = |
| 872 | &sblk->status_tx_quick_consumer_index; |
| 873 | bnapi->hw_rx_cons_ptr = |
| 874 | &sblk->status_rx_quick_consumer_index; |
Michael Chan | b4b3604 | 2007-12-20 19:59:30 -0800 | [diff] [blame] | 875 | bnapi->int_num = i << 24; |
| 876 | } |
| 877 | } |
Michael Chan | 35efa7c | 2007-12-20 19:56:37 -0800 | [diff] [blame] | 878 | |
Michael Chan | 43e80b8 | 2008-06-19 16:41:08 -0700 | [diff] [blame] | 879 | bp->stats_blk = status_blk + status_blk_size; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 880 | |
Michael Chan | 0f31f99 | 2006-03-23 01:12:38 -0800 | [diff] [blame] | 881 | bp->stats_blk_mapping = bp->status_blk_mapping + status_blk_size; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 882 | |
Michael Chan | 59b47d8 | 2006-11-19 14:10:45 -0800 | [diff] [blame] | 883 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
| 884 | bp->ctx_pages = 0x2000 / BCM_PAGE_SIZE; |
| 885 | if (bp->ctx_pages == 0) |
| 886 | bp->ctx_pages = 1; |
| 887 | for (i = 0; i < bp->ctx_pages; i++) { |
Stanislaw Gruszka | 36227e8 | 2010-07-15 04:25:50 +0000 | [diff] [blame] | 888 | bp->ctx_blk[i] = dma_alloc_coherent(&bp->pdev->dev, |
Michael Chan | 59b47d8 | 2006-11-19 14:10:45 -0800 | [diff] [blame] | 889 | BCM_PAGE_SIZE, |
Stanislaw Gruszka | 36227e8 | 2010-07-15 04:25:50 +0000 | [diff] [blame] | 890 | &bp->ctx_blk_mapping[i], |
| 891 | GFP_KERNEL); |
Michael Chan | 59b47d8 | 2006-11-19 14:10:45 -0800 | [diff] [blame] | 892 | if (bp->ctx_blk[i] == NULL) |
| 893 | goto alloc_mem_err; |
| 894 | } |
| 895 | } |
Michael Chan | 35e9010 | 2008-06-19 16:37:42 -0700 | [diff] [blame] | 896 | |
Michael Chan | bb4f98a | 2008-06-19 16:38:19 -0700 | [diff] [blame] | 897 | err = bnx2_alloc_rx_mem(bp); |
| 898 | if (err) |
| 899 | goto alloc_mem_err; |
| 900 | |
Michael Chan | 35e9010 | 2008-06-19 16:37:42 -0700 | [diff] [blame] | 901 | err = bnx2_alloc_tx_mem(bp); |
| 902 | if (err) |
| 903 | goto alloc_mem_err; |
| 904 | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 905 | return 0; |
| 906 | |
| 907 | alloc_mem_err: |
| 908 | bnx2_free_mem(bp); |
| 909 | return -ENOMEM; |
| 910 | } |
| 911 | |
| 912 | static void |
Michael Chan | e3648b3 | 2005-11-04 08:51:21 -0800 | [diff] [blame] | 913 | bnx2_report_fw_link(struct bnx2 *bp) |
| 914 | { |
| 915 | u32 fw_link_status = 0; |
| 916 | |
Michael Chan | 583c28e | 2008-01-21 19:51:35 -0800 | [diff] [blame] | 917 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) |
Michael Chan | 0d8a6571 | 2007-07-07 22:49:43 -0700 | [diff] [blame] | 918 | return; |
| 919 | |
Michael Chan | e3648b3 | 2005-11-04 08:51:21 -0800 | [diff] [blame] | 920 | if (bp->link_up) { |
| 921 | u32 bmsr; |
| 922 | |
| 923 | switch (bp->line_speed) { |
| 924 | case SPEED_10: |
| 925 | if (bp->duplex == DUPLEX_HALF) |
| 926 | fw_link_status = BNX2_LINK_STATUS_10HALF; |
| 927 | else |
| 928 | fw_link_status = BNX2_LINK_STATUS_10FULL; |
| 929 | break; |
| 930 | case SPEED_100: |
| 931 | if (bp->duplex == DUPLEX_HALF) |
| 932 | fw_link_status = BNX2_LINK_STATUS_100HALF; |
| 933 | else |
| 934 | fw_link_status = BNX2_LINK_STATUS_100FULL; |
| 935 | break; |
| 936 | case SPEED_1000: |
| 937 | if (bp->duplex == DUPLEX_HALF) |
| 938 | fw_link_status = BNX2_LINK_STATUS_1000HALF; |
| 939 | else |
| 940 | fw_link_status = BNX2_LINK_STATUS_1000FULL; |
| 941 | break; |
| 942 | case SPEED_2500: |
| 943 | if (bp->duplex == DUPLEX_HALF) |
| 944 | fw_link_status = BNX2_LINK_STATUS_2500HALF; |
| 945 | else |
| 946 | fw_link_status = BNX2_LINK_STATUS_2500FULL; |
| 947 | break; |
| 948 | } |
| 949 | |
| 950 | fw_link_status |= BNX2_LINK_STATUS_LINK_UP; |
| 951 | |
| 952 | if (bp->autoneg) { |
| 953 | fw_link_status |= BNX2_LINK_STATUS_AN_ENABLED; |
| 954 | |
Michael Chan | ca58c3a | 2007-05-03 13:22:52 -0700 | [diff] [blame] | 955 | bnx2_read_phy(bp, bp->mii_bmsr, &bmsr); |
| 956 | bnx2_read_phy(bp, bp->mii_bmsr, &bmsr); |
Michael Chan | e3648b3 | 2005-11-04 08:51:21 -0800 | [diff] [blame] | 957 | |
| 958 | if (!(bmsr & BMSR_ANEGCOMPLETE) || |
Michael Chan | 583c28e | 2008-01-21 19:51:35 -0800 | [diff] [blame] | 959 | bp->phy_flags & BNX2_PHY_FLAG_PARALLEL_DETECT) |
Michael Chan | e3648b3 | 2005-11-04 08:51:21 -0800 | [diff] [blame] | 960 | fw_link_status |= BNX2_LINK_STATUS_PARALLEL_DET; |
| 961 | else |
| 962 | fw_link_status |= BNX2_LINK_STATUS_AN_COMPLETE; |
| 963 | } |
| 964 | } |
| 965 | else |
| 966 | fw_link_status = BNX2_LINK_STATUS_LINK_DOWN; |
| 967 | |
Michael Chan | 2726d6e | 2008-01-29 21:35:05 -0800 | [diff] [blame] | 968 | bnx2_shmem_wr(bp, BNX2_LINK_STATUS, fw_link_status); |
Michael Chan | e3648b3 | 2005-11-04 08:51:21 -0800 | [diff] [blame] | 969 | } |
| 970 | |
Michael Chan | 9b1084b | 2007-07-07 22:50:37 -0700 | [diff] [blame] | 971 | static char * |
| 972 | bnx2_xceiver_str(struct bnx2 *bp) |
| 973 | { |
Eric Dumazet | 807540b | 2010-09-23 05:40:09 +0000 | [diff] [blame] | 974 | return (bp->phy_port == PORT_FIBRE) ? "SerDes" : |
Michael Chan | 583c28e | 2008-01-21 19:51:35 -0800 | [diff] [blame] | 975 | ((bp->phy_flags & BNX2_PHY_FLAG_SERDES) ? "Remote Copper" : |
Eric Dumazet | 807540b | 2010-09-23 05:40:09 +0000 | [diff] [blame] | 976 | "Copper"); |
Michael Chan | 9b1084b | 2007-07-07 22:50:37 -0700 | [diff] [blame] | 977 | } |
| 978 | |
Michael Chan | e3648b3 | 2005-11-04 08:51:21 -0800 | [diff] [blame] | 979 | static void |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 980 | bnx2_report_link(struct bnx2 *bp) |
| 981 | { |
| 982 | if (bp->link_up) { |
| 983 | netif_carrier_on(bp->dev); |
Joe Perches | 3a9c6a4 | 2010-02-17 15:01:51 +0000 | [diff] [blame] | 984 | netdev_info(bp->dev, "NIC %s Link is Up, %d Mbps %s duplex", |
| 985 | bnx2_xceiver_str(bp), |
| 986 | bp->line_speed, |
| 987 | bp->duplex == DUPLEX_FULL ? "full" : "half"); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 988 | |
| 989 | if (bp->flow_ctrl) { |
| 990 | if (bp->flow_ctrl & FLOW_CTRL_RX) { |
Joe Perches | 3a9c6a4 | 2010-02-17 15:01:51 +0000 | [diff] [blame] | 991 | pr_cont(", receive "); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 992 | if (bp->flow_ctrl & FLOW_CTRL_TX) |
Joe Perches | 3a9c6a4 | 2010-02-17 15:01:51 +0000 | [diff] [blame] | 993 | pr_cont("& transmit "); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 994 | } |
| 995 | else { |
Joe Perches | 3a9c6a4 | 2010-02-17 15:01:51 +0000 | [diff] [blame] | 996 | pr_cont(", transmit "); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 997 | } |
Joe Perches | 3a9c6a4 | 2010-02-17 15:01:51 +0000 | [diff] [blame] | 998 | pr_cont("flow control ON"); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 999 | } |
Joe Perches | 3a9c6a4 | 2010-02-17 15:01:51 +0000 | [diff] [blame] | 1000 | pr_cont("\n"); |
| 1001 | } else { |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 1002 | netif_carrier_off(bp->dev); |
Joe Perches | 3a9c6a4 | 2010-02-17 15:01:51 +0000 | [diff] [blame] | 1003 | netdev_err(bp->dev, "NIC %s Link is Down\n", |
| 1004 | bnx2_xceiver_str(bp)); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 1005 | } |
Michael Chan | e3648b3 | 2005-11-04 08:51:21 -0800 | [diff] [blame] | 1006 | |
| 1007 | bnx2_report_fw_link(bp); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 1008 | } |
| 1009 | |
| 1010 | static void |
| 1011 | bnx2_resolve_flow_ctrl(struct bnx2 *bp) |
| 1012 | { |
| 1013 | u32 local_adv, remote_adv; |
| 1014 | |
| 1015 | bp->flow_ctrl = 0; |
Jeff Garzik | 6aa20a2 | 2006-09-13 13:24:59 -0400 | [diff] [blame] | 1016 | if ((bp->autoneg & (AUTONEG_SPEED | AUTONEG_FLOW_CTRL)) != |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 1017 | (AUTONEG_SPEED | AUTONEG_FLOW_CTRL)) { |
| 1018 | |
| 1019 | if (bp->duplex == DUPLEX_FULL) { |
| 1020 | bp->flow_ctrl = bp->req_flow_ctrl; |
| 1021 | } |
| 1022 | return; |
| 1023 | } |
| 1024 | |
| 1025 | if (bp->duplex != DUPLEX_FULL) { |
| 1026 | return; |
| 1027 | } |
| 1028 | |
Michael Chan | 583c28e | 2008-01-21 19:51:35 -0800 | [diff] [blame] | 1029 | if ((bp->phy_flags & BNX2_PHY_FLAG_SERDES) && |
Michael Chan | 5b0c76a | 2005-11-04 08:45:49 -0800 | [diff] [blame] | 1030 | (CHIP_NUM(bp) == CHIP_NUM_5708)) { |
| 1031 | u32 val; |
| 1032 | |
| 1033 | bnx2_read_phy(bp, BCM5708S_1000X_STAT1, &val); |
| 1034 | if (val & BCM5708S_1000X_STAT1_TX_PAUSE) |
| 1035 | bp->flow_ctrl |= FLOW_CTRL_TX; |
| 1036 | if (val & BCM5708S_1000X_STAT1_RX_PAUSE) |
| 1037 | bp->flow_ctrl |= FLOW_CTRL_RX; |
| 1038 | return; |
| 1039 | } |
| 1040 | |
Michael Chan | ca58c3a | 2007-05-03 13:22:52 -0700 | [diff] [blame] | 1041 | bnx2_read_phy(bp, bp->mii_adv, &local_adv); |
| 1042 | bnx2_read_phy(bp, bp->mii_lpa, &remote_adv); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 1043 | |
Michael Chan | 583c28e | 2008-01-21 19:51:35 -0800 | [diff] [blame] | 1044 | if (bp->phy_flags & BNX2_PHY_FLAG_SERDES) { |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 1045 | u32 new_local_adv = 0; |
| 1046 | u32 new_remote_adv = 0; |
| 1047 | |
| 1048 | if (local_adv & ADVERTISE_1000XPAUSE) |
| 1049 | new_local_adv |= ADVERTISE_PAUSE_CAP; |
| 1050 | if (local_adv & ADVERTISE_1000XPSE_ASYM) |
| 1051 | new_local_adv |= ADVERTISE_PAUSE_ASYM; |
| 1052 | if (remote_adv & ADVERTISE_1000XPAUSE) |
| 1053 | new_remote_adv |= ADVERTISE_PAUSE_CAP; |
| 1054 | if (remote_adv & ADVERTISE_1000XPSE_ASYM) |
| 1055 | new_remote_adv |= ADVERTISE_PAUSE_ASYM; |
| 1056 | |
| 1057 | local_adv = new_local_adv; |
| 1058 | remote_adv = new_remote_adv; |
| 1059 | } |
| 1060 | |
| 1061 | /* See Table 28B-3 of 802.3ab-1999 spec. */ |
| 1062 | if (local_adv & ADVERTISE_PAUSE_CAP) { |
| 1063 | if(local_adv & ADVERTISE_PAUSE_ASYM) { |
| 1064 | if (remote_adv & ADVERTISE_PAUSE_CAP) { |
| 1065 | bp->flow_ctrl = FLOW_CTRL_TX | FLOW_CTRL_RX; |
| 1066 | } |
| 1067 | else if (remote_adv & ADVERTISE_PAUSE_ASYM) { |
| 1068 | bp->flow_ctrl = FLOW_CTRL_RX; |
| 1069 | } |
| 1070 | } |
| 1071 | else { |
| 1072 | if (remote_adv & ADVERTISE_PAUSE_CAP) { |
| 1073 | bp->flow_ctrl = FLOW_CTRL_TX | FLOW_CTRL_RX; |
| 1074 | } |
| 1075 | } |
| 1076 | } |
| 1077 | else if (local_adv & ADVERTISE_PAUSE_ASYM) { |
| 1078 | if ((remote_adv & ADVERTISE_PAUSE_CAP) && |
| 1079 | (remote_adv & ADVERTISE_PAUSE_ASYM)) { |
| 1080 | |
| 1081 | bp->flow_ctrl = FLOW_CTRL_TX; |
| 1082 | } |
| 1083 | } |
| 1084 | } |
| 1085 | |
| 1086 | static int |
Michael Chan | 27a005b | 2007-05-03 13:23:41 -0700 | [diff] [blame] | 1087 | bnx2_5709s_linkup(struct bnx2 *bp) |
| 1088 | { |
| 1089 | u32 val, speed; |
| 1090 | |
| 1091 | bp->link_up = 1; |
| 1092 | |
| 1093 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_GP_STATUS); |
| 1094 | bnx2_read_phy(bp, MII_BNX2_GP_TOP_AN_STATUS1, &val); |
| 1095 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_COMBO_IEEEB0); |
| 1096 | |
| 1097 | if ((bp->autoneg & AUTONEG_SPEED) == 0) { |
| 1098 | bp->line_speed = bp->req_line_speed; |
| 1099 | bp->duplex = bp->req_duplex; |
| 1100 | return 0; |
| 1101 | } |
| 1102 | speed = val & MII_BNX2_GP_TOP_AN_SPEED_MSK; |
| 1103 | switch (speed) { |
| 1104 | case MII_BNX2_GP_TOP_AN_SPEED_10: |
| 1105 | bp->line_speed = SPEED_10; |
| 1106 | break; |
| 1107 | case MII_BNX2_GP_TOP_AN_SPEED_100: |
| 1108 | bp->line_speed = SPEED_100; |
| 1109 | break; |
| 1110 | case MII_BNX2_GP_TOP_AN_SPEED_1G: |
| 1111 | case MII_BNX2_GP_TOP_AN_SPEED_1GKV: |
| 1112 | bp->line_speed = SPEED_1000; |
| 1113 | break; |
| 1114 | case MII_BNX2_GP_TOP_AN_SPEED_2_5G: |
| 1115 | bp->line_speed = SPEED_2500; |
| 1116 | break; |
| 1117 | } |
| 1118 | if (val & MII_BNX2_GP_TOP_AN_FD) |
| 1119 | bp->duplex = DUPLEX_FULL; |
| 1120 | else |
| 1121 | bp->duplex = DUPLEX_HALF; |
| 1122 | return 0; |
| 1123 | } |
| 1124 | |
| 1125 | static int |
Michael Chan | 5b0c76a | 2005-11-04 08:45:49 -0800 | [diff] [blame] | 1126 | bnx2_5708s_linkup(struct bnx2 *bp) |
| 1127 | { |
| 1128 | u32 val; |
| 1129 | |
| 1130 | bp->link_up = 1; |
| 1131 | bnx2_read_phy(bp, BCM5708S_1000X_STAT1, &val); |
| 1132 | switch (val & BCM5708S_1000X_STAT1_SPEED_MASK) { |
| 1133 | case BCM5708S_1000X_STAT1_SPEED_10: |
| 1134 | bp->line_speed = SPEED_10; |
| 1135 | break; |
| 1136 | case BCM5708S_1000X_STAT1_SPEED_100: |
| 1137 | bp->line_speed = SPEED_100; |
| 1138 | break; |
| 1139 | case BCM5708S_1000X_STAT1_SPEED_1G: |
| 1140 | bp->line_speed = SPEED_1000; |
| 1141 | break; |
| 1142 | case BCM5708S_1000X_STAT1_SPEED_2G5: |
| 1143 | bp->line_speed = SPEED_2500; |
| 1144 | break; |
| 1145 | } |
| 1146 | if (val & BCM5708S_1000X_STAT1_FD) |
| 1147 | bp->duplex = DUPLEX_FULL; |
| 1148 | else |
| 1149 | bp->duplex = DUPLEX_HALF; |
| 1150 | |
| 1151 | return 0; |
| 1152 | } |
| 1153 | |
| 1154 | static int |
| 1155 | bnx2_5706s_linkup(struct bnx2 *bp) |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 1156 | { |
| 1157 | u32 bmcr, local_adv, remote_adv, common; |
| 1158 | |
| 1159 | bp->link_up = 1; |
| 1160 | bp->line_speed = SPEED_1000; |
| 1161 | |
Michael Chan | ca58c3a | 2007-05-03 13:22:52 -0700 | [diff] [blame] | 1162 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 1163 | if (bmcr & BMCR_FULLDPLX) { |
| 1164 | bp->duplex = DUPLEX_FULL; |
| 1165 | } |
| 1166 | else { |
| 1167 | bp->duplex = DUPLEX_HALF; |
| 1168 | } |
| 1169 | |
| 1170 | if (!(bmcr & BMCR_ANENABLE)) { |
| 1171 | return 0; |
| 1172 | } |
| 1173 | |
Michael Chan | ca58c3a | 2007-05-03 13:22:52 -0700 | [diff] [blame] | 1174 | bnx2_read_phy(bp, bp->mii_adv, &local_adv); |
| 1175 | bnx2_read_phy(bp, bp->mii_lpa, &remote_adv); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 1176 | |
| 1177 | common = local_adv & remote_adv; |
| 1178 | if (common & (ADVERTISE_1000XHALF | ADVERTISE_1000XFULL)) { |
| 1179 | |
| 1180 | if (common & ADVERTISE_1000XFULL) { |
| 1181 | bp->duplex = DUPLEX_FULL; |
| 1182 | } |
| 1183 | else { |
| 1184 | bp->duplex = DUPLEX_HALF; |
| 1185 | } |
| 1186 | } |
| 1187 | |
| 1188 | return 0; |
| 1189 | } |
| 1190 | |
| 1191 | static int |
| 1192 | bnx2_copper_linkup(struct bnx2 *bp) |
| 1193 | { |
| 1194 | u32 bmcr; |
| 1195 | |
Michael Chan | ca58c3a | 2007-05-03 13:22:52 -0700 | [diff] [blame] | 1196 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 1197 | if (bmcr & BMCR_ANENABLE) { |
| 1198 | u32 local_adv, remote_adv, common; |
| 1199 | |
| 1200 | bnx2_read_phy(bp, MII_CTRL1000, &local_adv); |
| 1201 | bnx2_read_phy(bp, MII_STAT1000, &remote_adv); |
| 1202 | |
| 1203 | common = local_adv & (remote_adv >> 2); |
| 1204 | if (common & ADVERTISE_1000FULL) { |
| 1205 | bp->line_speed = SPEED_1000; |
| 1206 | bp->duplex = DUPLEX_FULL; |
| 1207 | } |
| 1208 | else if (common & ADVERTISE_1000HALF) { |
| 1209 | bp->line_speed = SPEED_1000; |
| 1210 | bp->duplex = DUPLEX_HALF; |
| 1211 | } |
| 1212 | else { |
Michael Chan | ca58c3a | 2007-05-03 13:22:52 -0700 | [diff] [blame] | 1213 | bnx2_read_phy(bp, bp->mii_adv, &local_adv); |
| 1214 | bnx2_read_phy(bp, bp->mii_lpa, &remote_adv); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 1215 | |
| 1216 | common = local_adv & remote_adv; |
| 1217 | if (common & ADVERTISE_100FULL) { |
| 1218 | bp->line_speed = SPEED_100; |
| 1219 | bp->duplex = DUPLEX_FULL; |
| 1220 | } |
| 1221 | else if (common & ADVERTISE_100HALF) { |
| 1222 | bp->line_speed = SPEED_100; |
| 1223 | bp->duplex = DUPLEX_HALF; |
| 1224 | } |
| 1225 | else if (common & ADVERTISE_10FULL) { |
| 1226 | bp->line_speed = SPEED_10; |
| 1227 | bp->duplex = DUPLEX_FULL; |
| 1228 | } |
| 1229 | else if (common & ADVERTISE_10HALF) { |
| 1230 | bp->line_speed = SPEED_10; |
| 1231 | bp->duplex = DUPLEX_HALF; |
| 1232 | } |
| 1233 | else { |
| 1234 | bp->line_speed = 0; |
| 1235 | bp->link_up = 0; |
| 1236 | } |
| 1237 | } |
| 1238 | } |
| 1239 | else { |
| 1240 | if (bmcr & BMCR_SPEED100) { |
| 1241 | bp->line_speed = SPEED_100; |
| 1242 | } |
| 1243 | else { |
| 1244 | bp->line_speed = SPEED_10; |
| 1245 | } |
| 1246 | if (bmcr & BMCR_FULLDPLX) { |
| 1247 | bp->duplex = DUPLEX_FULL; |
| 1248 | } |
| 1249 | else { |
| 1250 | bp->duplex = DUPLEX_HALF; |
| 1251 | } |
| 1252 | } |
| 1253 | |
| 1254 | return 0; |
| 1255 | } |
| 1256 | |
Michael Chan | 83e3fc8 | 2008-01-29 21:37:17 -0800 | [diff] [blame] | 1257 | static void |
Michael Chan | bb4f98a | 2008-06-19 16:38:19 -0700 | [diff] [blame] | 1258 | bnx2_init_rx_context(struct bnx2 *bp, u32 cid) |
Michael Chan | 83e3fc8 | 2008-01-29 21:37:17 -0800 | [diff] [blame] | 1259 | { |
Michael Chan | bb4f98a | 2008-06-19 16:38:19 -0700 | [diff] [blame] | 1260 | u32 val, rx_cid_addr = GET_CID_ADDR(cid); |
Michael Chan | 83e3fc8 | 2008-01-29 21:37:17 -0800 | [diff] [blame] | 1261 | |
| 1262 | val = BNX2_L2CTX_CTX_TYPE_CTX_BD_CHN_TYPE_VALUE; |
| 1263 | val |= BNX2_L2CTX_CTX_TYPE_SIZE_L2; |
| 1264 | val |= 0x02 << 8; |
| 1265 | |
Michael Chan | 22fa159 | 2010-10-11 16:12:00 -0700 | [diff] [blame] | 1266 | if (bp->flow_ctrl & FLOW_CTRL_TX) |
| 1267 | val |= BNX2_L2CTX_FLOW_CTRL_ENABLE; |
Michael Chan | 83e3fc8 | 2008-01-29 21:37:17 -0800 | [diff] [blame] | 1268 | |
Michael Chan | 83e3fc8 | 2008-01-29 21:37:17 -0800 | [diff] [blame] | 1269 | bnx2_ctx_wr(bp, rx_cid_addr, BNX2_L2CTX_CTX_TYPE, val); |
| 1270 | } |
| 1271 | |
Michael Chan | bb4f98a | 2008-06-19 16:38:19 -0700 | [diff] [blame] | 1272 | static void |
| 1273 | bnx2_init_all_rx_contexts(struct bnx2 *bp) |
| 1274 | { |
| 1275 | int i; |
| 1276 | u32 cid; |
| 1277 | |
| 1278 | for (i = 0, cid = RX_CID; i < bp->num_rx_rings; i++, cid++) { |
| 1279 | if (i == 1) |
| 1280 | cid = RX_RSS_CID; |
| 1281 | bnx2_init_rx_context(bp, cid); |
| 1282 | } |
| 1283 | } |
| 1284 | |
Benjamin Li | 344478d | 2008-09-18 16:38:24 -0700 | [diff] [blame] | 1285 | static void |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 1286 | bnx2_set_mac_link(struct bnx2 *bp) |
| 1287 | { |
| 1288 | u32 val; |
| 1289 | |
| 1290 | REG_WR(bp, BNX2_EMAC_TX_LENGTHS, 0x2620); |
| 1291 | if (bp->link_up && (bp->line_speed == SPEED_1000) && |
| 1292 | (bp->duplex == DUPLEX_HALF)) { |
| 1293 | REG_WR(bp, BNX2_EMAC_TX_LENGTHS, 0x26ff); |
| 1294 | } |
| 1295 | |
| 1296 | /* Configure the EMAC mode register. */ |
| 1297 | val = REG_RD(bp, BNX2_EMAC_MODE); |
| 1298 | |
| 1299 | val &= ~(BNX2_EMAC_MODE_PORT | BNX2_EMAC_MODE_HALF_DUPLEX | |
Michael Chan | 5b0c76a | 2005-11-04 08:45:49 -0800 | [diff] [blame] | 1300 | BNX2_EMAC_MODE_MAC_LOOP | BNX2_EMAC_MODE_FORCE_LINK | |
Michael Chan | 59b47d8 | 2006-11-19 14:10:45 -0800 | [diff] [blame] | 1301 | BNX2_EMAC_MODE_25G_MODE); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 1302 | |
| 1303 | if (bp->link_up) { |
Michael Chan | 5b0c76a | 2005-11-04 08:45:49 -0800 | [diff] [blame] | 1304 | switch (bp->line_speed) { |
| 1305 | case SPEED_10: |
Michael Chan | 59b47d8 | 2006-11-19 14:10:45 -0800 | [diff] [blame] | 1306 | if (CHIP_NUM(bp) != CHIP_NUM_5706) { |
| 1307 | val |= BNX2_EMAC_MODE_PORT_MII_10M; |
Michael Chan | 5b0c76a | 2005-11-04 08:45:49 -0800 | [diff] [blame] | 1308 | break; |
| 1309 | } |
| 1310 | /* fall through */ |
| 1311 | case SPEED_100: |
| 1312 | val |= BNX2_EMAC_MODE_PORT_MII; |
| 1313 | break; |
| 1314 | case SPEED_2500: |
Michael Chan | 59b47d8 | 2006-11-19 14:10:45 -0800 | [diff] [blame] | 1315 | val |= BNX2_EMAC_MODE_25G_MODE; |
Michael Chan | 5b0c76a | 2005-11-04 08:45:49 -0800 | [diff] [blame] | 1316 | /* fall through */ |
| 1317 | case SPEED_1000: |
| 1318 | val |= BNX2_EMAC_MODE_PORT_GMII; |
| 1319 | break; |
| 1320 | } |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 1321 | } |
| 1322 | else { |
| 1323 | val |= BNX2_EMAC_MODE_PORT_GMII; |
| 1324 | } |
| 1325 | |
| 1326 | /* Set the MAC to operate in the appropriate duplex mode. */ |
| 1327 | if (bp->duplex == DUPLEX_HALF) |
| 1328 | val |= BNX2_EMAC_MODE_HALF_DUPLEX; |
| 1329 | REG_WR(bp, BNX2_EMAC_MODE, val); |
| 1330 | |
| 1331 | /* Enable/disable rx PAUSE. */ |
| 1332 | bp->rx_mode &= ~BNX2_EMAC_RX_MODE_FLOW_EN; |
| 1333 | |
| 1334 | if (bp->flow_ctrl & FLOW_CTRL_RX) |
| 1335 | bp->rx_mode |= BNX2_EMAC_RX_MODE_FLOW_EN; |
| 1336 | REG_WR(bp, BNX2_EMAC_RX_MODE, bp->rx_mode); |
| 1337 | |
| 1338 | /* Enable/disable tx PAUSE. */ |
| 1339 | val = REG_RD(bp, BNX2_EMAC_TX_MODE); |
| 1340 | val &= ~BNX2_EMAC_TX_MODE_FLOW_EN; |
| 1341 | |
| 1342 | if (bp->flow_ctrl & FLOW_CTRL_TX) |
| 1343 | val |= BNX2_EMAC_TX_MODE_FLOW_EN; |
| 1344 | REG_WR(bp, BNX2_EMAC_TX_MODE, val); |
| 1345 | |
| 1346 | /* Acknowledge the interrupt. */ |
| 1347 | REG_WR(bp, BNX2_EMAC_STATUS, BNX2_EMAC_STATUS_LINK_CHANGE); |
| 1348 | |
Michael Chan | 22fa159 | 2010-10-11 16:12:00 -0700 | [diff] [blame] | 1349 | bnx2_init_all_rx_contexts(bp); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 1350 | } |
| 1351 | |
Michael Chan | 27a005b | 2007-05-03 13:23:41 -0700 | [diff] [blame] | 1352 | static void |
| 1353 | bnx2_enable_bmsr1(struct bnx2 *bp) |
| 1354 | { |
Michael Chan | 583c28e | 2008-01-21 19:51:35 -0800 | [diff] [blame] | 1355 | if ((bp->phy_flags & BNX2_PHY_FLAG_SERDES) && |
Michael Chan | 27a005b | 2007-05-03 13:23:41 -0700 | [diff] [blame] | 1356 | (CHIP_NUM(bp) == CHIP_NUM_5709)) |
| 1357 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, |
| 1358 | MII_BNX2_BLK_ADDR_GP_STATUS); |
| 1359 | } |
| 1360 | |
| 1361 | static void |
| 1362 | bnx2_disable_bmsr1(struct bnx2 *bp) |
| 1363 | { |
Michael Chan | 583c28e | 2008-01-21 19:51:35 -0800 | [diff] [blame] | 1364 | if ((bp->phy_flags & BNX2_PHY_FLAG_SERDES) && |
Michael Chan | 27a005b | 2007-05-03 13:23:41 -0700 | [diff] [blame] | 1365 | (CHIP_NUM(bp) == CHIP_NUM_5709)) |
| 1366 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, |
| 1367 | MII_BNX2_BLK_ADDR_COMBO_IEEEB0); |
| 1368 | } |
| 1369 | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 1370 | static int |
Michael Chan | 605a9e2 | 2007-05-03 13:23:13 -0700 | [diff] [blame] | 1371 | bnx2_test_and_enable_2g5(struct bnx2 *bp) |
| 1372 | { |
| 1373 | u32 up1; |
| 1374 | int ret = 1; |
| 1375 | |
Michael Chan | 583c28e | 2008-01-21 19:51:35 -0800 | [diff] [blame] | 1376 | if (!(bp->phy_flags & BNX2_PHY_FLAG_2_5G_CAPABLE)) |
Michael Chan | 605a9e2 | 2007-05-03 13:23:13 -0700 | [diff] [blame] | 1377 | return 0; |
| 1378 | |
| 1379 | if (bp->autoneg & AUTONEG_SPEED) |
| 1380 | bp->advertising |= ADVERTISED_2500baseX_Full; |
| 1381 | |
Michael Chan | 27a005b | 2007-05-03 13:23:41 -0700 | [diff] [blame] | 1382 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
| 1383 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_OVER1G); |
| 1384 | |
Michael Chan | 605a9e2 | 2007-05-03 13:23:13 -0700 | [diff] [blame] | 1385 | bnx2_read_phy(bp, bp->mii_up1, &up1); |
| 1386 | if (!(up1 & BCM5708S_UP1_2G5)) { |
| 1387 | up1 |= BCM5708S_UP1_2G5; |
| 1388 | bnx2_write_phy(bp, bp->mii_up1, up1); |
| 1389 | ret = 0; |
| 1390 | } |
| 1391 | |
Michael Chan | 27a005b | 2007-05-03 13:23:41 -0700 | [diff] [blame] | 1392 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
| 1393 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, |
| 1394 | MII_BNX2_BLK_ADDR_COMBO_IEEEB0); |
| 1395 | |
Michael Chan | 605a9e2 | 2007-05-03 13:23:13 -0700 | [diff] [blame] | 1396 | return ret; |
| 1397 | } |
| 1398 | |
| 1399 | static int |
| 1400 | bnx2_test_and_disable_2g5(struct bnx2 *bp) |
| 1401 | { |
| 1402 | u32 up1; |
| 1403 | int ret = 0; |
| 1404 | |
Michael Chan | 583c28e | 2008-01-21 19:51:35 -0800 | [diff] [blame] | 1405 | if (!(bp->phy_flags & BNX2_PHY_FLAG_2_5G_CAPABLE)) |
Michael Chan | 605a9e2 | 2007-05-03 13:23:13 -0700 | [diff] [blame] | 1406 | return 0; |
| 1407 | |
Michael Chan | 27a005b | 2007-05-03 13:23:41 -0700 | [diff] [blame] | 1408 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
| 1409 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_OVER1G); |
| 1410 | |
Michael Chan | 605a9e2 | 2007-05-03 13:23:13 -0700 | [diff] [blame] | 1411 | bnx2_read_phy(bp, bp->mii_up1, &up1); |
| 1412 | if (up1 & BCM5708S_UP1_2G5) { |
| 1413 | up1 &= ~BCM5708S_UP1_2G5; |
| 1414 | bnx2_write_phy(bp, bp->mii_up1, up1); |
| 1415 | ret = 1; |
| 1416 | } |
| 1417 | |
Michael Chan | 27a005b | 2007-05-03 13:23:41 -0700 | [diff] [blame] | 1418 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
| 1419 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, |
| 1420 | MII_BNX2_BLK_ADDR_COMBO_IEEEB0); |
| 1421 | |
Michael Chan | 605a9e2 | 2007-05-03 13:23:13 -0700 | [diff] [blame] | 1422 | return ret; |
| 1423 | } |
| 1424 | |
| 1425 | static void |
| 1426 | bnx2_enable_forced_2g5(struct bnx2 *bp) |
| 1427 | { |
Michael Chan | cbd6890 | 2010-06-08 07:21:30 +0000 | [diff] [blame] | 1428 | u32 uninitialized_var(bmcr); |
| 1429 | int err; |
Michael Chan | 605a9e2 | 2007-05-03 13:23:13 -0700 | [diff] [blame] | 1430 | |
Michael Chan | 583c28e | 2008-01-21 19:51:35 -0800 | [diff] [blame] | 1431 | if (!(bp->phy_flags & BNX2_PHY_FLAG_2_5G_CAPABLE)) |
Michael Chan | 605a9e2 | 2007-05-03 13:23:13 -0700 | [diff] [blame] | 1432 | return; |
| 1433 | |
Michael Chan | 27a005b | 2007-05-03 13:23:41 -0700 | [diff] [blame] | 1434 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
| 1435 | u32 val; |
| 1436 | |
| 1437 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, |
| 1438 | MII_BNX2_BLK_ADDR_SERDES_DIG); |
Michael Chan | cbd6890 | 2010-06-08 07:21:30 +0000 | [diff] [blame] | 1439 | if (!bnx2_read_phy(bp, MII_BNX2_SERDES_DIG_MISC1, &val)) { |
| 1440 | val &= ~MII_BNX2_SD_MISC1_FORCE_MSK; |
| 1441 | val |= MII_BNX2_SD_MISC1_FORCE | |
| 1442 | MII_BNX2_SD_MISC1_FORCE_2_5G; |
| 1443 | bnx2_write_phy(bp, MII_BNX2_SERDES_DIG_MISC1, val); |
| 1444 | } |
Michael Chan | 27a005b | 2007-05-03 13:23:41 -0700 | [diff] [blame] | 1445 | |
| 1446 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, |
| 1447 | MII_BNX2_BLK_ADDR_COMBO_IEEEB0); |
Michael Chan | cbd6890 | 2010-06-08 07:21:30 +0000 | [diff] [blame] | 1448 | err = bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
Michael Chan | 27a005b | 2007-05-03 13:23:41 -0700 | [diff] [blame] | 1449 | |
| 1450 | } else if (CHIP_NUM(bp) == CHIP_NUM_5708) { |
Michael Chan | cbd6890 | 2010-06-08 07:21:30 +0000 | [diff] [blame] | 1451 | err = bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
| 1452 | if (!err) |
| 1453 | bmcr |= BCM5708S_BMCR_FORCE_2500; |
Eric Dumazet | c707985 | 2009-11-02 23:17:42 +0000 | [diff] [blame] | 1454 | } else { |
| 1455 | return; |
Michael Chan | 605a9e2 | 2007-05-03 13:23:13 -0700 | [diff] [blame] | 1456 | } |
| 1457 | |
Michael Chan | cbd6890 | 2010-06-08 07:21:30 +0000 | [diff] [blame] | 1458 | if (err) |
| 1459 | return; |
| 1460 | |
Michael Chan | 605a9e2 | 2007-05-03 13:23:13 -0700 | [diff] [blame] | 1461 | if (bp->autoneg & AUTONEG_SPEED) { |
| 1462 | bmcr &= ~BMCR_ANENABLE; |
| 1463 | if (bp->req_duplex == DUPLEX_FULL) |
| 1464 | bmcr |= BMCR_FULLDPLX; |
| 1465 | } |
| 1466 | bnx2_write_phy(bp, bp->mii_bmcr, bmcr); |
| 1467 | } |
| 1468 | |
| 1469 | static void |
| 1470 | bnx2_disable_forced_2g5(struct bnx2 *bp) |
| 1471 | { |
Michael Chan | cbd6890 | 2010-06-08 07:21:30 +0000 | [diff] [blame] | 1472 | u32 uninitialized_var(bmcr); |
| 1473 | int err; |
Michael Chan | 605a9e2 | 2007-05-03 13:23:13 -0700 | [diff] [blame] | 1474 | |
Michael Chan | 583c28e | 2008-01-21 19:51:35 -0800 | [diff] [blame] | 1475 | if (!(bp->phy_flags & BNX2_PHY_FLAG_2_5G_CAPABLE)) |
Michael Chan | 605a9e2 | 2007-05-03 13:23:13 -0700 | [diff] [blame] | 1476 | return; |
| 1477 | |
Michael Chan | 27a005b | 2007-05-03 13:23:41 -0700 | [diff] [blame] | 1478 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
| 1479 | u32 val; |
| 1480 | |
| 1481 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, |
| 1482 | MII_BNX2_BLK_ADDR_SERDES_DIG); |
Michael Chan | cbd6890 | 2010-06-08 07:21:30 +0000 | [diff] [blame] | 1483 | if (!bnx2_read_phy(bp, MII_BNX2_SERDES_DIG_MISC1, &val)) { |
| 1484 | val &= ~MII_BNX2_SD_MISC1_FORCE; |
| 1485 | bnx2_write_phy(bp, MII_BNX2_SERDES_DIG_MISC1, val); |
| 1486 | } |
Michael Chan | 27a005b | 2007-05-03 13:23:41 -0700 | [diff] [blame] | 1487 | |
| 1488 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, |
| 1489 | MII_BNX2_BLK_ADDR_COMBO_IEEEB0); |
Michael Chan | cbd6890 | 2010-06-08 07:21:30 +0000 | [diff] [blame] | 1490 | err = bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
Michael Chan | 27a005b | 2007-05-03 13:23:41 -0700 | [diff] [blame] | 1491 | |
| 1492 | } else if (CHIP_NUM(bp) == CHIP_NUM_5708) { |
Michael Chan | cbd6890 | 2010-06-08 07:21:30 +0000 | [diff] [blame] | 1493 | err = bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
| 1494 | if (!err) |
| 1495 | bmcr &= ~BCM5708S_BMCR_FORCE_2500; |
Eric Dumazet | c707985 | 2009-11-02 23:17:42 +0000 | [diff] [blame] | 1496 | } else { |
| 1497 | return; |
Michael Chan | 605a9e2 | 2007-05-03 13:23:13 -0700 | [diff] [blame] | 1498 | } |
| 1499 | |
Michael Chan | cbd6890 | 2010-06-08 07:21:30 +0000 | [diff] [blame] | 1500 | if (err) |
| 1501 | return; |
| 1502 | |
Michael Chan | 605a9e2 | 2007-05-03 13:23:13 -0700 | [diff] [blame] | 1503 | if (bp->autoneg & AUTONEG_SPEED) |
| 1504 | bmcr |= BMCR_SPEED1000 | BMCR_ANENABLE | BMCR_ANRESTART; |
| 1505 | bnx2_write_phy(bp, bp->mii_bmcr, bmcr); |
| 1506 | } |
| 1507 | |
Michael Chan | b2fadea | 2008-01-21 17:07:06 -0800 | [diff] [blame] | 1508 | static void |
| 1509 | bnx2_5706s_force_link_dn(struct bnx2 *bp, int start) |
| 1510 | { |
| 1511 | u32 val; |
| 1512 | |
| 1513 | bnx2_write_phy(bp, MII_BNX2_DSP_ADDRESS, MII_EXPAND_SERDES_CTL); |
| 1514 | bnx2_read_phy(bp, MII_BNX2_DSP_RW_PORT, &val); |
| 1515 | if (start) |
| 1516 | bnx2_write_phy(bp, MII_BNX2_DSP_RW_PORT, val & 0xff0f); |
| 1517 | else |
| 1518 | bnx2_write_phy(bp, MII_BNX2_DSP_RW_PORT, val | 0xc0); |
| 1519 | } |
| 1520 | |
Michael Chan | 605a9e2 | 2007-05-03 13:23:13 -0700 | [diff] [blame] | 1521 | static int |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 1522 | bnx2_set_link(struct bnx2 *bp) |
| 1523 | { |
| 1524 | u32 bmsr; |
| 1525 | u8 link_up; |
| 1526 | |
Michael Chan | 80be443 | 2006-11-19 14:07:28 -0800 | [diff] [blame] | 1527 | if (bp->loopback == MAC_LOOPBACK || bp->loopback == PHY_LOOPBACK) { |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 1528 | bp->link_up = 1; |
| 1529 | return 0; |
| 1530 | } |
| 1531 | |
Michael Chan | 583c28e | 2008-01-21 19:51:35 -0800 | [diff] [blame] | 1532 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) |
Michael Chan | 0d8a6571 | 2007-07-07 22:49:43 -0700 | [diff] [blame] | 1533 | return 0; |
| 1534 | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 1535 | link_up = bp->link_up; |
| 1536 | |
Michael Chan | 27a005b | 2007-05-03 13:23:41 -0700 | [diff] [blame] | 1537 | bnx2_enable_bmsr1(bp); |
| 1538 | bnx2_read_phy(bp, bp->mii_bmsr1, &bmsr); |
| 1539 | bnx2_read_phy(bp, bp->mii_bmsr1, &bmsr); |
| 1540 | bnx2_disable_bmsr1(bp); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 1541 | |
Michael Chan | 583c28e | 2008-01-21 19:51:35 -0800 | [diff] [blame] | 1542 | if ((bp->phy_flags & BNX2_PHY_FLAG_SERDES) && |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 1543 | (CHIP_NUM(bp) == CHIP_NUM_5706)) { |
Michael Chan | a2724e2 | 2008-02-23 19:47:44 -0800 | [diff] [blame] | 1544 | u32 val, an_dbg; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 1545 | |
Michael Chan | 583c28e | 2008-01-21 19:51:35 -0800 | [diff] [blame] | 1546 | if (bp->phy_flags & BNX2_PHY_FLAG_FORCED_DOWN) { |
Michael Chan | b2fadea | 2008-01-21 17:07:06 -0800 | [diff] [blame] | 1547 | bnx2_5706s_force_link_dn(bp, 0); |
Michael Chan | 583c28e | 2008-01-21 19:51:35 -0800 | [diff] [blame] | 1548 | bp->phy_flags &= ~BNX2_PHY_FLAG_FORCED_DOWN; |
Michael Chan | b2fadea | 2008-01-21 17:07:06 -0800 | [diff] [blame] | 1549 | } |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 1550 | val = REG_RD(bp, BNX2_EMAC_STATUS); |
Michael Chan | a2724e2 | 2008-02-23 19:47:44 -0800 | [diff] [blame] | 1551 | |
| 1552 | bnx2_write_phy(bp, MII_BNX2_MISC_SHADOW, MISC_SHDW_AN_DBG); |
| 1553 | bnx2_read_phy(bp, MII_BNX2_MISC_SHADOW, &an_dbg); |
| 1554 | bnx2_read_phy(bp, MII_BNX2_MISC_SHADOW, &an_dbg); |
| 1555 | |
| 1556 | if ((val & BNX2_EMAC_STATUS_LINK) && |
| 1557 | !(an_dbg & MISC_SHDW_AN_DBG_NOSYNC)) |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 1558 | bmsr |= BMSR_LSTATUS; |
| 1559 | else |
| 1560 | bmsr &= ~BMSR_LSTATUS; |
| 1561 | } |
| 1562 | |
| 1563 | if (bmsr & BMSR_LSTATUS) { |
| 1564 | bp->link_up = 1; |
| 1565 | |
Michael Chan | 583c28e | 2008-01-21 19:51:35 -0800 | [diff] [blame] | 1566 | if (bp->phy_flags & BNX2_PHY_FLAG_SERDES) { |
Michael Chan | 5b0c76a | 2005-11-04 08:45:49 -0800 | [diff] [blame] | 1567 | if (CHIP_NUM(bp) == CHIP_NUM_5706) |
| 1568 | bnx2_5706s_linkup(bp); |
| 1569 | else if (CHIP_NUM(bp) == CHIP_NUM_5708) |
| 1570 | bnx2_5708s_linkup(bp); |
Michael Chan | 27a005b | 2007-05-03 13:23:41 -0700 | [diff] [blame] | 1571 | else if (CHIP_NUM(bp) == CHIP_NUM_5709) |
| 1572 | bnx2_5709s_linkup(bp); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 1573 | } |
| 1574 | else { |
| 1575 | bnx2_copper_linkup(bp); |
| 1576 | } |
| 1577 | bnx2_resolve_flow_ctrl(bp); |
| 1578 | } |
| 1579 | else { |
Michael Chan | 583c28e | 2008-01-21 19:51:35 -0800 | [diff] [blame] | 1580 | if ((bp->phy_flags & BNX2_PHY_FLAG_SERDES) && |
Michael Chan | 605a9e2 | 2007-05-03 13:23:13 -0700 | [diff] [blame] | 1581 | (bp->autoneg & AUTONEG_SPEED)) |
| 1582 | bnx2_disable_forced_2g5(bp); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 1583 | |
Michael Chan | 583c28e | 2008-01-21 19:51:35 -0800 | [diff] [blame] | 1584 | if (bp->phy_flags & BNX2_PHY_FLAG_PARALLEL_DETECT) { |
Michael Chan | b2fadea | 2008-01-21 17:07:06 -0800 | [diff] [blame] | 1585 | u32 bmcr; |
| 1586 | |
| 1587 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
| 1588 | bmcr |= BMCR_ANENABLE; |
| 1589 | bnx2_write_phy(bp, bp->mii_bmcr, bmcr); |
| 1590 | |
Michael Chan | 583c28e | 2008-01-21 19:51:35 -0800 | [diff] [blame] | 1591 | bp->phy_flags &= ~BNX2_PHY_FLAG_PARALLEL_DETECT; |
Michael Chan | b2fadea | 2008-01-21 17:07:06 -0800 | [diff] [blame] | 1592 | } |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 1593 | bp->link_up = 0; |
| 1594 | } |
| 1595 | |
| 1596 | if (bp->link_up != link_up) { |
| 1597 | bnx2_report_link(bp); |
| 1598 | } |
| 1599 | |
| 1600 | bnx2_set_mac_link(bp); |
| 1601 | |
| 1602 | return 0; |
| 1603 | } |
| 1604 | |
| 1605 | static int |
| 1606 | bnx2_reset_phy(struct bnx2 *bp) |
| 1607 | { |
| 1608 | int i; |
| 1609 | u32 reg; |
| 1610 | |
Michael Chan | ca58c3a | 2007-05-03 13:22:52 -0700 | [diff] [blame] | 1611 | bnx2_write_phy(bp, bp->mii_bmcr, BMCR_RESET); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 1612 | |
| 1613 | #define PHY_RESET_MAX_WAIT 100 |
| 1614 | for (i = 0; i < PHY_RESET_MAX_WAIT; i++) { |
| 1615 | udelay(10); |
| 1616 | |
Michael Chan | ca58c3a | 2007-05-03 13:22:52 -0700 | [diff] [blame] | 1617 | bnx2_read_phy(bp, bp->mii_bmcr, ®); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 1618 | if (!(reg & BMCR_RESET)) { |
| 1619 | udelay(20); |
| 1620 | break; |
| 1621 | } |
| 1622 | } |
| 1623 | if (i == PHY_RESET_MAX_WAIT) { |
| 1624 | return -EBUSY; |
| 1625 | } |
| 1626 | return 0; |
| 1627 | } |
| 1628 | |
| 1629 | static u32 |
| 1630 | bnx2_phy_get_pause_adv(struct bnx2 *bp) |
| 1631 | { |
| 1632 | u32 adv = 0; |
| 1633 | |
| 1634 | if ((bp->req_flow_ctrl & (FLOW_CTRL_RX | FLOW_CTRL_TX)) == |
| 1635 | (FLOW_CTRL_RX | FLOW_CTRL_TX)) { |
| 1636 | |
Michael Chan | 583c28e | 2008-01-21 19:51:35 -0800 | [diff] [blame] | 1637 | if (bp->phy_flags & BNX2_PHY_FLAG_SERDES) { |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 1638 | adv = ADVERTISE_1000XPAUSE; |
| 1639 | } |
| 1640 | else { |
| 1641 | adv = ADVERTISE_PAUSE_CAP; |
| 1642 | } |
| 1643 | } |
| 1644 | else if (bp->req_flow_ctrl & FLOW_CTRL_TX) { |
Michael Chan | 583c28e | 2008-01-21 19:51:35 -0800 | [diff] [blame] | 1645 | if (bp->phy_flags & BNX2_PHY_FLAG_SERDES) { |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 1646 | adv = ADVERTISE_1000XPSE_ASYM; |
| 1647 | } |
| 1648 | else { |
| 1649 | adv = ADVERTISE_PAUSE_ASYM; |
| 1650 | } |
| 1651 | } |
| 1652 | else if (bp->req_flow_ctrl & FLOW_CTRL_RX) { |
Michael Chan | 583c28e | 2008-01-21 19:51:35 -0800 | [diff] [blame] | 1653 | if (bp->phy_flags & BNX2_PHY_FLAG_SERDES) { |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 1654 | adv = ADVERTISE_1000XPAUSE | ADVERTISE_1000XPSE_ASYM; |
| 1655 | } |
| 1656 | else { |
| 1657 | adv = ADVERTISE_PAUSE_CAP | ADVERTISE_PAUSE_ASYM; |
| 1658 | } |
| 1659 | } |
| 1660 | return adv; |
| 1661 | } |
| 1662 | |
Michael Chan | a2f1389 | 2008-07-14 22:38:23 -0700 | [diff] [blame] | 1663 | static int bnx2_fw_sync(struct bnx2 *, u32, int, int); |
Michael Chan | 0d8a6571 | 2007-07-07 22:49:43 -0700 | [diff] [blame] | 1664 | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 1665 | static int |
Michael Chan | 0d8a6571 | 2007-07-07 22:49:43 -0700 | [diff] [blame] | 1666 | bnx2_setup_remote_phy(struct bnx2 *bp, u8 port) |
Harvey Harrison | 52d07b1 | 2009-01-19 17:27:06 -0800 | [diff] [blame] | 1667 | __releases(&bp->phy_lock) |
| 1668 | __acquires(&bp->phy_lock) |
Michael Chan | 0d8a6571 | 2007-07-07 22:49:43 -0700 | [diff] [blame] | 1669 | { |
| 1670 | u32 speed_arg = 0, pause_adv; |
| 1671 | |
| 1672 | pause_adv = bnx2_phy_get_pause_adv(bp); |
| 1673 | |
| 1674 | if (bp->autoneg & AUTONEG_SPEED) { |
| 1675 | speed_arg |= BNX2_NETLINK_SET_LINK_ENABLE_AUTONEG; |
| 1676 | if (bp->advertising & ADVERTISED_10baseT_Half) |
| 1677 | speed_arg |= BNX2_NETLINK_SET_LINK_SPEED_10HALF; |
| 1678 | if (bp->advertising & ADVERTISED_10baseT_Full) |
| 1679 | speed_arg |= BNX2_NETLINK_SET_LINK_SPEED_10FULL; |
| 1680 | if (bp->advertising & ADVERTISED_100baseT_Half) |
| 1681 | speed_arg |= BNX2_NETLINK_SET_LINK_SPEED_100HALF; |
| 1682 | if (bp->advertising & ADVERTISED_100baseT_Full) |
| 1683 | speed_arg |= BNX2_NETLINK_SET_LINK_SPEED_100FULL; |
| 1684 | if (bp->advertising & ADVERTISED_1000baseT_Full) |
| 1685 | speed_arg |= BNX2_NETLINK_SET_LINK_SPEED_1GFULL; |
| 1686 | if (bp->advertising & ADVERTISED_2500baseX_Full) |
| 1687 | speed_arg |= BNX2_NETLINK_SET_LINK_SPEED_2G5FULL; |
| 1688 | } else { |
| 1689 | if (bp->req_line_speed == SPEED_2500) |
| 1690 | speed_arg = BNX2_NETLINK_SET_LINK_SPEED_2G5FULL; |
| 1691 | else if (bp->req_line_speed == SPEED_1000) |
| 1692 | speed_arg = BNX2_NETLINK_SET_LINK_SPEED_1GFULL; |
| 1693 | else if (bp->req_line_speed == SPEED_100) { |
| 1694 | if (bp->req_duplex == DUPLEX_FULL) |
| 1695 | speed_arg = BNX2_NETLINK_SET_LINK_SPEED_100FULL; |
| 1696 | else |
| 1697 | speed_arg = BNX2_NETLINK_SET_LINK_SPEED_100HALF; |
| 1698 | } else if (bp->req_line_speed == SPEED_10) { |
| 1699 | if (bp->req_duplex == DUPLEX_FULL) |
| 1700 | speed_arg = BNX2_NETLINK_SET_LINK_SPEED_10FULL; |
| 1701 | else |
| 1702 | speed_arg = BNX2_NETLINK_SET_LINK_SPEED_10HALF; |
| 1703 | } |
| 1704 | } |
| 1705 | |
| 1706 | if (pause_adv & (ADVERTISE_1000XPAUSE | ADVERTISE_PAUSE_CAP)) |
| 1707 | speed_arg |= BNX2_NETLINK_SET_LINK_FC_SYM_PAUSE; |
Michael Chan | c26736e | 2008-01-31 17:07:21 -0800 | [diff] [blame] | 1708 | if (pause_adv & (ADVERTISE_1000XPSE_ASYM | ADVERTISE_PAUSE_ASYM)) |
Michael Chan | 0d8a6571 | 2007-07-07 22:49:43 -0700 | [diff] [blame] | 1709 | speed_arg |= BNX2_NETLINK_SET_LINK_FC_ASYM_PAUSE; |
| 1710 | |
| 1711 | if (port == PORT_TP) |
| 1712 | speed_arg |= BNX2_NETLINK_SET_LINK_PHY_APP_REMOTE | |
| 1713 | BNX2_NETLINK_SET_LINK_ETH_AT_WIRESPEED; |
| 1714 | |
Michael Chan | 2726d6e | 2008-01-29 21:35:05 -0800 | [diff] [blame] | 1715 | bnx2_shmem_wr(bp, BNX2_DRV_MB_ARG0, speed_arg); |
Michael Chan | 0d8a6571 | 2007-07-07 22:49:43 -0700 | [diff] [blame] | 1716 | |
| 1717 | spin_unlock_bh(&bp->phy_lock); |
Michael Chan | a2f1389 | 2008-07-14 22:38:23 -0700 | [diff] [blame] | 1718 | bnx2_fw_sync(bp, BNX2_DRV_MSG_CODE_CMD_SET_LINK, 1, 0); |
Michael Chan | 0d8a6571 | 2007-07-07 22:49:43 -0700 | [diff] [blame] | 1719 | spin_lock_bh(&bp->phy_lock); |
| 1720 | |
| 1721 | return 0; |
| 1722 | } |
| 1723 | |
| 1724 | static int |
| 1725 | bnx2_setup_serdes_phy(struct bnx2 *bp, u8 port) |
Harvey Harrison | 52d07b1 | 2009-01-19 17:27:06 -0800 | [diff] [blame] | 1726 | __releases(&bp->phy_lock) |
| 1727 | __acquires(&bp->phy_lock) |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 1728 | { |
Michael Chan | 605a9e2 | 2007-05-03 13:23:13 -0700 | [diff] [blame] | 1729 | u32 adv, bmcr; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 1730 | u32 new_adv = 0; |
| 1731 | |
Michael Chan | 583c28e | 2008-01-21 19:51:35 -0800 | [diff] [blame] | 1732 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) |
Eric Dumazet | 807540b | 2010-09-23 05:40:09 +0000 | [diff] [blame] | 1733 | return bnx2_setup_remote_phy(bp, port); |
Michael Chan | 0d8a6571 | 2007-07-07 22:49:43 -0700 | [diff] [blame] | 1734 | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 1735 | if (!(bp->autoneg & AUTONEG_SPEED)) { |
| 1736 | u32 new_bmcr; |
Michael Chan | 5b0c76a | 2005-11-04 08:45:49 -0800 | [diff] [blame] | 1737 | int force_link_down = 0; |
| 1738 | |
Michael Chan | 605a9e2 | 2007-05-03 13:23:13 -0700 | [diff] [blame] | 1739 | if (bp->req_line_speed == SPEED_2500) { |
| 1740 | if (!bnx2_test_and_enable_2g5(bp)) |
| 1741 | force_link_down = 1; |
| 1742 | } else if (bp->req_line_speed == SPEED_1000) { |
| 1743 | if (bnx2_test_and_disable_2g5(bp)) |
| 1744 | force_link_down = 1; |
| 1745 | } |
Michael Chan | ca58c3a | 2007-05-03 13:22:52 -0700 | [diff] [blame] | 1746 | bnx2_read_phy(bp, bp->mii_adv, &adv); |
Michael Chan | 80be443 | 2006-11-19 14:07:28 -0800 | [diff] [blame] | 1747 | adv &= ~(ADVERTISE_1000XFULL | ADVERTISE_1000XHALF); |
| 1748 | |
Michael Chan | ca58c3a | 2007-05-03 13:22:52 -0700 | [diff] [blame] | 1749 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
Michael Chan | 605a9e2 | 2007-05-03 13:23:13 -0700 | [diff] [blame] | 1750 | new_bmcr = bmcr & ~BMCR_ANENABLE; |
Michael Chan | 80be443 | 2006-11-19 14:07:28 -0800 | [diff] [blame] | 1751 | new_bmcr |= BMCR_SPEED1000; |
Michael Chan | 605a9e2 | 2007-05-03 13:23:13 -0700 | [diff] [blame] | 1752 | |
Michael Chan | 27a005b | 2007-05-03 13:23:41 -0700 | [diff] [blame] | 1753 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
| 1754 | if (bp->req_line_speed == SPEED_2500) |
| 1755 | bnx2_enable_forced_2g5(bp); |
| 1756 | else if (bp->req_line_speed == SPEED_1000) { |
| 1757 | bnx2_disable_forced_2g5(bp); |
| 1758 | new_bmcr &= ~0x2000; |
| 1759 | } |
| 1760 | |
| 1761 | } else if (CHIP_NUM(bp) == CHIP_NUM_5708) { |
Michael Chan | 605a9e2 | 2007-05-03 13:23:13 -0700 | [diff] [blame] | 1762 | if (bp->req_line_speed == SPEED_2500) |
| 1763 | new_bmcr |= BCM5708S_BMCR_FORCE_2500; |
| 1764 | else |
| 1765 | new_bmcr = bmcr & ~BCM5708S_BMCR_FORCE_2500; |
Michael Chan | 5b0c76a | 2005-11-04 08:45:49 -0800 | [diff] [blame] | 1766 | } |
| 1767 | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 1768 | if (bp->req_duplex == DUPLEX_FULL) { |
Michael Chan | 5b0c76a | 2005-11-04 08:45:49 -0800 | [diff] [blame] | 1769 | adv |= ADVERTISE_1000XFULL; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 1770 | new_bmcr |= BMCR_FULLDPLX; |
| 1771 | } |
| 1772 | else { |
Michael Chan | 5b0c76a | 2005-11-04 08:45:49 -0800 | [diff] [blame] | 1773 | adv |= ADVERTISE_1000XHALF; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 1774 | new_bmcr &= ~BMCR_FULLDPLX; |
| 1775 | } |
Michael Chan | 5b0c76a | 2005-11-04 08:45:49 -0800 | [diff] [blame] | 1776 | if ((new_bmcr != bmcr) || (force_link_down)) { |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 1777 | /* Force a link down visible on the other side */ |
| 1778 | if (bp->link_up) { |
Michael Chan | ca58c3a | 2007-05-03 13:22:52 -0700 | [diff] [blame] | 1779 | bnx2_write_phy(bp, bp->mii_adv, adv & |
Michael Chan | 5b0c76a | 2005-11-04 08:45:49 -0800 | [diff] [blame] | 1780 | ~(ADVERTISE_1000XFULL | |
| 1781 | ADVERTISE_1000XHALF)); |
Michael Chan | ca58c3a | 2007-05-03 13:22:52 -0700 | [diff] [blame] | 1782 | bnx2_write_phy(bp, bp->mii_bmcr, bmcr | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 1783 | BMCR_ANRESTART | BMCR_ANENABLE); |
| 1784 | |
| 1785 | bp->link_up = 0; |
| 1786 | netif_carrier_off(bp->dev); |
Michael Chan | ca58c3a | 2007-05-03 13:22:52 -0700 | [diff] [blame] | 1787 | bnx2_write_phy(bp, bp->mii_bmcr, new_bmcr); |
Michael Chan | 80be443 | 2006-11-19 14:07:28 -0800 | [diff] [blame] | 1788 | bnx2_report_link(bp); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 1789 | } |
Michael Chan | ca58c3a | 2007-05-03 13:22:52 -0700 | [diff] [blame] | 1790 | bnx2_write_phy(bp, bp->mii_adv, adv); |
| 1791 | bnx2_write_phy(bp, bp->mii_bmcr, new_bmcr); |
Michael Chan | 605a9e2 | 2007-05-03 13:23:13 -0700 | [diff] [blame] | 1792 | } else { |
| 1793 | bnx2_resolve_flow_ctrl(bp); |
| 1794 | bnx2_set_mac_link(bp); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 1795 | } |
| 1796 | return 0; |
| 1797 | } |
| 1798 | |
Michael Chan | 605a9e2 | 2007-05-03 13:23:13 -0700 | [diff] [blame] | 1799 | bnx2_test_and_enable_2g5(bp); |
Michael Chan | 5b0c76a | 2005-11-04 08:45:49 -0800 | [diff] [blame] | 1800 | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 1801 | if (bp->advertising & ADVERTISED_1000baseT_Full) |
| 1802 | new_adv |= ADVERTISE_1000XFULL; |
| 1803 | |
| 1804 | new_adv |= bnx2_phy_get_pause_adv(bp); |
| 1805 | |
Michael Chan | ca58c3a | 2007-05-03 13:22:52 -0700 | [diff] [blame] | 1806 | bnx2_read_phy(bp, bp->mii_adv, &adv); |
| 1807 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 1808 | |
| 1809 | bp->serdes_an_pending = 0; |
| 1810 | if ((adv != new_adv) || ((bmcr & BMCR_ANENABLE) == 0)) { |
| 1811 | /* Force a link down visible on the other side */ |
| 1812 | if (bp->link_up) { |
Michael Chan | ca58c3a | 2007-05-03 13:22:52 -0700 | [diff] [blame] | 1813 | bnx2_write_phy(bp, bp->mii_bmcr, BMCR_LOOPBACK); |
Michael Chan | 80be443 | 2006-11-19 14:07:28 -0800 | [diff] [blame] | 1814 | spin_unlock_bh(&bp->phy_lock); |
| 1815 | msleep(20); |
| 1816 | spin_lock_bh(&bp->phy_lock); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 1817 | } |
| 1818 | |
Michael Chan | ca58c3a | 2007-05-03 13:22:52 -0700 | [diff] [blame] | 1819 | bnx2_write_phy(bp, bp->mii_adv, new_adv); |
| 1820 | bnx2_write_phy(bp, bp->mii_bmcr, bmcr | BMCR_ANRESTART | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 1821 | BMCR_ANENABLE); |
Michael Chan | f8dd064 | 2006-11-19 14:08:29 -0800 | [diff] [blame] | 1822 | /* Speed up link-up time when the link partner |
| 1823 | * does not autonegotiate which is very common |
| 1824 | * in blade servers. Some blade servers use |
| 1825 | * IPMI for kerboard input and it's important |
| 1826 | * to minimize link disruptions. Autoneg. involves |
| 1827 | * exchanging base pages plus 3 next pages and |
| 1828 | * normally completes in about 120 msec. |
| 1829 | */ |
Michael Chan | 40105c0 | 2008-11-12 16:02:45 -0800 | [diff] [blame] | 1830 | bp->current_interval = BNX2_SERDES_AN_TIMEOUT; |
Michael Chan | f8dd064 | 2006-11-19 14:08:29 -0800 | [diff] [blame] | 1831 | bp->serdes_an_pending = 1; |
| 1832 | mod_timer(&bp->timer, jiffies + bp->current_interval); |
Michael Chan | 605a9e2 | 2007-05-03 13:23:13 -0700 | [diff] [blame] | 1833 | } else { |
| 1834 | bnx2_resolve_flow_ctrl(bp); |
| 1835 | bnx2_set_mac_link(bp); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 1836 | } |
| 1837 | |
| 1838 | return 0; |
| 1839 | } |
| 1840 | |
| 1841 | #define ETHTOOL_ALL_FIBRE_SPEED \ |
Michael Chan | 583c28e | 2008-01-21 19:51:35 -0800 | [diff] [blame] | 1842 | (bp->phy_flags & BNX2_PHY_FLAG_2_5G_CAPABLE) ? \ |
Michael Chan | deaf391 | 2007-07-07 22:48:00 -0700 | [diff] [blame] | 1843 | (ADVERTISED_2500baseX_Full | ADVERTISED_1000baseT_Full) :\ |
| 1844 | (ADVERTISED_1000baseT_Full) |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 1845 | |
| 1846 | #define ETHTOOL_ALL_COPPER_SPEED \ |
| 1847 | (ADVERTISED_10baseT_Half | ADVERTISED_10baseT_Full | \ |
| 1848 | ADVERTISED_100baseT_Half | ADVERTISED_100baseT_Full | \ |
| 1849 | ADVERTISED_1000baseT_Full) |
| 1850 | |
| 1851 | #define PHY_ALL_10_100_SPEED (ADVERTISE_10HALF | ADVERTISE_10FULL | \ |
| 1852 | ADVERTISE_100HALF | ADVERTISE_100FULL | ADVERTISE_CSMA) |
Jeff Garzik | 6aa20a2 | 2006-09-13 13:24:59 -0400 | [diff] [blame] | 1853 | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 1854 | #define PHY_ALL_1000_SPEED (ADVERTISE_1000HALF | ADVERTISE_1000FULL) |
| 1855 | |
Michael Chan | deaf391 | 2007-07-07 22:48:00 -0700 | [diff] [blame] | 1856 | static void |
Michael Chan | 0d8a6571 | 2007-07-07 22:49:43 -0700 | [diff] [blame] | 1857 | bnx2_set_default_remote_link(struct bnx2 *bp) |
| 1858 | { |
| 1859 | u32 link; |
| 1860 | |
| 1861 | if (bp->phy_port == PORT_TP) |
Michael Chan | 2726d6e | 2008-01-29 21:35:05 -0800 | [diff] [blame] | 1862 | link = bnx2_shmem_rd(bp, BNX2_RPHY_COPPER_LINK); |
Michael Chan | 0d8a6571 | 2007-07-07 22:49:43 -0700 | [diff] [blame] | 1863 | else |
Michael Chan | 2726d6e | 2008-01-29 21:35:05 -0800 | [diff] [blame] | 1864 | link = bnx2_shmem_rd(bp, BNX2_RPHY_SERDES_LINK); |
Michael Chan | 0d8a6571 | 2007-07-07 22:49:43 -0700 | [diff] [blame] | 1865 | |
| 1866 | if (link & BNX2_NETLINK_SET_LINK_ENABLE_AUTONEG) { |
| 1867 | bp->req_line_speed = 0; |
| 1868 | bp->autoneg |= AUTONEG_SPEED; |
| 1869 | bp->advertising = ADVERTISED_Autoneg; |
| 1870 | if (link & BNX2_NETLINK_SET_LINK_SPEED_10HALF) |
| 1871 | bp->advertising |= ADVERTISED_10baseT_Half; |
| 1872 | if (link & BNX2_NETLINK_SET_LINK_SPEED_10FULL) |
| 1873 | bp->advertising |= ADVERTISED_10baseT_Full; |
| 1874 | if (link & BNX2_NETLINK_SET_LINK_SPEED_100HALF) |
| 1875 | bp->advertising |= ADVERTISED_100baseT_Half; |
| 1876 | if (link & BNX2_NETLINK_SET_LINK_SPEED_100FULL) |
| 1877 | bp->advertising |= ADVERTISED_100baseT_Full; |
| 1878 | if (link & BNX2_NETLINK_SET_LINK_SPEED_1GFULL) |
| 1879 | bp->advertising |= ADVERTISED_1000baseT_Full; |
| 1880 | if (link & BNX2_NETLINK_SET_LINK_SPEED_2G5FULL) |
| 1881 | bp->advertising |= ADVERTISED_2500baseX_Full; |
| 1882 | } else { |
| 1883 | bp->autoneg = 0; |
| 1884 | bp->advertising = 0; |
| 1885 | bp->req_duplex = DUPLEX_FULL; |
| 1886 | if (link & BNX2_NETLINK_SET_LINK_SPEED_10) { |
| 1887 | bp->req_line_speed = SPEED_10; |
| 1888 | if (link & BNX2_NETLINK_SET_LINK_SPEED_10HALF) |
| 1889 | bp->req_duplex = DUPLEX_HALF; |
| 1890 | } |
| 1891 | if (link & BNX2_NETLINK_SET_LINK_SPEED_100) { |
| 1892 | bp->req_line_speed = SPEED_100; |
| 1893 | if (link & BNX2_NETLINK_SET_LINK_SPEED_100HALF) |
| 1894 | bp->req_duplex = DUPLEX_HALF; |
| 1895 | } |
| 1896 | if (link & BNX2_NETLINK_SET_LINK_SPEED_1GFULL) |
| 1897 | bp->req_line_speed = SPEED_1000; |
| 1898 | if (link & BNX2_NETLINK_SET_LINK_SPEED_2G5FULL) |
| 1899 | bp->req_line_speed = SPEED_2500; |
| 1900 | } |
| 1901 | } |
| 1902 | |
| 1903 | static void |
Michael Chan | deaf391 | 2007-07-07 22:48:00 -0700 | [diff] [blame] | 1904 | bnx2_set_default_link(struct bnx2 *bp) |
| 1905 | { |
Harvey Harrison | ab59859 | 2008-05-01 02:47:38 -0700 | [diff] [blame] | 1906 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) { |
| 1907 | bnx2_set_default_remote_link(bp); |
| 1908 | return; |
| 1909 | } |
Michael Chan | 0d8a6571 | 2007-07-07 22:49:43 -0700 | [diff] [blame] | 1910 | |
Michael Chan | deaf391 | 2007-07-07 22:48:00 -0700 | [diff] [blame] | 1911 | bp->autoneg = AUTONEG_SPEED | AUTONEG_FLOW_CTRL; |
| 1912 | bp->req_line_speed = 0; |
Michael Chan | 583c28e | 2008-01-21 19:51:35 -0800 | [diff] [blame] | 1913 | if (bp->phy_flags & BNX2_PHY_FLAG_SERDES) { |
Michael Chan | deaf391 | 2007-07-07 22:48:00 -0700 | [diff] [blame] | 1914 | u32 reg; |
| 1915 | |
| 1916 | bp->advertising = ETHTOOL_ALL_FIBRE_SPEED | ADVERTISED_Autoneg; |
| 1917 | |
Michael Chan | 2726d6e | 2008-01-29 21:35:05 -0800 | [diff] [blame] | 1918 | reg = bnx2_shmem_rd(bp, BNX2_PORT_HW_CFG_CONFIG); |
Michael Chan | deaf391 | 2007-07-07 22:48:00 -0700 | [diff] [blame] | 1919 | reg &= BNX2_PORT_HW_CFG_CFG_DFLT_LINK_MASK; |
| 1920 | if (reg == BNX2_PORT_HW_CFG_CFG_DFLT_LINK_1G) { |
| 1921 | bp->autoneg = 0; |
| 1922 | bp->req_line_speed = bp->line_speed = SPEED_1000; |
| 1923 | bp->req_duplex = DUPLEX_FULL; |
| 1924 | } |
| 1925 | } else |
| 1926 | bp->advertising = ETHTOOL_ALL_COPPER_SPEED | ADVERTISED_Autoneg; |
| 1927 | } |
| 1928 | |
Michael Chan | 0d8a6571 | 2007-07-07 22:49:43 -0700 | [diff] [blame] | 1929 | static void |
Michael Chan | df149d7 | 2007-07-07 22:51:36 -0700 | [diff] [blame] | 1930 | bnx2_send_heart_beat(struct bnx2 *bp) |
| 1931 | { |
| 1932 | u32 msg; |
| 1933 | u32 addr; |
| 1934 | |
| 1935 | spin_lock(&bp->indirect_lock); |
| 1936 | msg = (u32) (++bp->fw_drv_pulse_wr_seq & BNX2_DRV_PULSE_SEQ_MASK); |
| 1937 | addr = bp->shmem_base + BNX2_DRV_PULSE_MB; |
| 1938 | REG_WR(bp, BNX2_PCICFG_REG_WINDOW_ADDRESS, addr); |
| 1939 | REG_WR(bp, BNX2_PCICFG_REG_WINDOW, msg); |
| 1940 | spin_unlock(&bp->indirect_lock); |
| 1941 | } |
| 1942 | |
| 1943 | static void |
Michael Chan | 0d8a6571 | 2007-07-07 22:49:43 -0700 | [diff] [blame] | 1944 | bnx2_remote_phy_event(struct bnx2 *bp) |
| 1945 | { |
| 1946 | u32 msg; |
| 1947 | u8 link_up = bp->link_up; |
| 1948 | u8 old_port; |
| 1949 | |
Michael Chan | 2726d6e | 2008-01-29 21:35:05 -0800 | [diff] [blame] | 1950 | msg = bnx2_shmem_rd(bp, BNX2_LINK_STATUS); |
Michael Chan | 0d8a6571 | 2007-07-07 22:49:43 -0700 | [diff] [blame] | 1951 | |
Michael Chan | df149d7 | 2007-07-07 22:51:36 -0700 | [diff] [blame] | 1952 | if (msg & BNX2_LINK_STATUS_HEART_BEAT_EXPIRED) |
| 1953 | bnx2_send_heart_beat(bp); |
| 1954 | |
| 1955 | msg &= ~BNX2_LINK_STATUS_HEART_BEAT_EXPIRED; |
| 1956 | |
Michael Chan | 0d8a6571 | 2007-07-07 22:49:43 -0700 | [diff] [blame] | 1957 | if ((msg & BNX2_LINK_STATUS_LINK_UP) == BNX2_LINK_STATUS_LINK_DOWN) |
| 1958 | bp->link_up = 0; |
| 1959 | else { |
| 1960 | u32 speed; |
| 1961 | |
| 1962 | bp->link_up = 1; |
| 1963 | speed = msg & BNX2_LINK_STATUS_SPEED_MASK; |
| 1964 | bp->duplex = DUPLEX_FULL; |
| 1965 | switch (speed) { |
| 1966 | case BNX2_LINK_STATUS_10HALF: |
| 1967 | bp->duplex = DUPLEX_HALF; |
| 1968 | case BNX2_LINK_STATUS_10FULL: |
| 1969 | bp->line_speed = SPEED_10; |
| 1970 | break; |
| 1971 | case BNX2_LINK_STATUS_100HALF: |
| 1972 | bp->duplex = DUPLEX_HALF; |
| 1973 | case BNX2_LINK_STATUS_100BASE_T4: |
| 1974 | case BNX2_LINK_STATUS_100FULL: |
| 1975 | bp->line_speed = SPEED_100; |
| 1976 | break; |
| 1977 | case BNX2_LINK_STATUS_1000HALF: |
| 1978 | bp->duplex = DUPLEX_HALF; |
| 1979 | case BNX2_LINK_STATUS_1000FULL: |
| 1980 | bp->line_speed = SPEED_1000; |
| 1981 | break; |
| 1982 | case BNX2_LINK_STATUS_2500HALF: |
| 1983 | bp->duplex = DUPLEX_HALF; |
| 1984 | case BNX2_LINK_STATUS_2500FULL: |
| 1985 | bp->line_speed = SPEED_2500; |
| 1986 | break; |
| 1987 | default: |
| 1988 | bp->line_speed = 0; |
| 1989 | break; |
| 1990 | } |
| 1991 | |
Michael Chan | 0d8a6571 | 2007-07-07 22:49:43 -0700 | [diff] [blame] | 1992 | bp->flow_ctrl = 0; |
| 1993 | if ((bp->autoneg & (AUTONEG_SPEED | AUTONEG_FLOW_CTRL)) != |
| 1994 | (AUTONEG_SPEED | AUTONEG_FLOW_CTRL)) { |
| 1995 | if (bp->duplex == DUPLEX_FULL) |
| 1996 | bp->flow_ctrl = bp->req_flow_ctrl; |
| 1997 | } else { |
| 1998 | if (msg & BNX2_LINK_STATUS_TX_FC_ENABLED) |
| 1999 | bp->flow_ctrl |= FLOW_CTRL_TX; |
| 2000 | if (msg & BNX2_LINK_STATUS_RX_FC_ENABLED) |
| 2001 | bp->flow_ctrl |= FLOW_CTRL_RX; |
| 2002 | } |
| 2003 | |
| 2004 | old_port = bp->phy_port; |
| 2005 | if (msg & BNX2_LINK_STATUS_SERDES_LINK) |
| 2006 | bp->phy_port = PORT_FIBRE; |
| 2007 | else |
| 2008 | bp->phy_port = PORT_TP; |
| 2009 | |
| 2010 | if (old_port != bp->phy_port) |
| 2011 | bnx2_set_default_link(bp); |
| 2012 | |
Michael Chan | 0d8a6571 | 2007-07-07 22:49:43 -0700 | [diff] [blame] | 2013 | } |
| 2014 | if (bp->link_up != link_up) |
| 2015 | bnx2_report_link(bp); |
| 2016 | |
| 2017 | bnx2_set_mac_link(bp); |
| 2018 | } |
| 2019 | |
| 2020 | static int |
| 2021 | bnx2_set_remote_link(struct bnx2 *bp) |
| 2022 | { |
| 2023 | u32 evt_code; |
| 2024 | |
Michael Chan | 2726d6e | 2008-01-29 21:35:05 -0800 | [diff] [blame] | 2025 | evt_code = bnx2_shmem_rd(bp, BNX2_FW_EVT_CODE_MB); |
Michael Chan | 0d8a6571 | 2007-07-07 22:49:43 -0700 | [diff] [blame] | 2026 | switch (evt_code) { |
| 2027 | case BNX2_FW_EVT_CODE_LINK_EVENT: |
| 2028 | bnx2_remote_phy_event(bp); |
| 2029 | break; |
| 2030 | case BNX2_FW_EVT_CODE_SW_TIMER_EXPIRATION_EVENT: |
| 2031 | default: |
Michael Chan | df149d7 | 2007-07-07 22:51:36 -0700 | [diff] [blame] | 2032 | bnx2_send_heart_beat(bp); |
Michael Chan | 0d8a6571 | 2007-07-07 22:49:43 -0700 | [diff] [blame] | 2033 | break; |
| 2034 | } |
| 2035 | return 0; |
| 2036 | } |
| 2037 | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 2038 | static int |
| 2039 | bnx2_setup_copper_phy(struct bnx2 *bp) |
Harvey Harrison | 52d07b1 | 2009-01-19 17:27:06 -0800 | [diff] [blame] | 2040 | __releases(&bp->phy_lock) |
| 2041 | __acquires(&bp->phy_lock) |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 2042 | { |
| 2043 | u32 bmcr; |
| 2044 | u32 new_bmcr; |
| 2045 | |
Michael Chan | ca58c3a | 2007-05-03 13:22:52 -0700 | [diff] [blame] | 2046 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 2047 | |
| 2048 | if (bp->autoneg & AUTONEG_SPEED) { |
| 2049 | u32 adv_reg, adv1000_reg; |
| 2050 | u32 new_adv_reg = 0; |
| 2051 | u32 new_adv1000_reg = 0; |
| 2052 | |
Michael Chan | ca58c3a | 2007-05-03 13:22:52 -0700 | [diff] [blame] | 2053 | bnx2_read_phy(bp, bp->mii_adv, &adv_reg); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 2054 | adv_reg &= (PHY_ALL_10_100_SPEED | ADVERTISE_PAUSE_CAP | |
| 2055 | ADVERTISE_PAUSE_ASYM); |
| 2056 | |
| 2057 | bnx2_read_phy(bp, MII_CTRL1000, &adv1000_reg); |
| 2058 | adv1000_reg &= PHY_ALL_1000_SPEED; |
| 2059 | |
| 2060 | if (bp->advertising & ADVERTISED_10baseT_Half) |
| 2061 | new_adv_reg |= ADVERTISE_10HALF; |
| 2062 | if (bp->advertising & ADVERTISED_10baseT_Full) |
| 2063 | new_adv_reg |= ADVERTISE_10FULL; |
| 2064 | if (bp->advertising & ADVERTISED_100baseT_Half) |
| 2065 | new_adv_reg |= ADVERTISE_100HALF; |
| 2066 | if (bp->advertising & ADVERTISED_100baseT_Full) |
| 2067 | new_adv_reg |= ADVERTISE_100FULL; |
| 2068 | if (bp->advertising & ADVERTISED_1000baseT_Full) |
| 2069 | new_adv1000_reg |= ADVERTISE_1000FULL; |
Jeff Garzik | 6aa20a2 | 2006-09-13 13:24:59 -0400 | [diff] [blame] | 2070 | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 2071 | new_adv_reg |= ADVERTISE_CSMA; |
| 2072 | |
| 2073 | new_adv_reg |= bnx2_phy_get_pause_adv(bp); |
| 2074 | |
| 2075 | if ((adv1000_reg != new_adv1000_reg) || |
| 2076 | (adv_reg != new_adv_reg) || |
| 2077 | ((bmcr & BMCR_ANENABLE) == 0)) { |
| 2078 | |
Michael Chan | ca58c3a | 2007-05-03 13:22:52 -0700 | [diff] [blame] | 2079 | bnx2_write_phy(bp, bp->mii_adv, new_adv_reg); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 2080 | bnx2_write_phy(bp, MII_CTRL1000, new_adv1000_reg); |
Michael Chan | ca58c3a | 2007-05-03 13:22:52 -0700 | [diff] [blame] | 2081 | bnx2_write_phy(bp, bp->mii_bmcr, BMCR_ANRESTART | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 2082 | BMCR_ANENABLE); |
| 2083 | } |
| 2084 | else if (bp->link_up) { |
| 2085 | /* Flow ctrl may have changed from auto to forced */ |
| 2086 | /* or vice-versa. */ |
| 2087 | |
| 2088 | bnx2_resolve_flow_ctrl(bp); |
| 2089 | bnx2_set_mac_link(bp); |
| 2090 | } |
| 2091 | return 0; |
| 2092 | } |
| 2093 | |
| 2094 | new_bmcr = 0; |
| 2095 | if (bp->req_line_speed == SPEED_100) { |
| 2096 | new_bmcr |= BMCR_SPEED100; |
| 2097 | } |
| 2098 | if (bp->req_duplex == DUPLEX_FULL) { |
| 2099 | new_bmcr |= BMCR_FULLDPLX; |
| 2100 | } |
| 2101 | if (new_bmcr != bmcr) { |
| 2102 | u32 bmsr; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 2103 | |
Michael Chan | ca58c3a | 2007-05-03 13:22:52 -0700 | [diff] [blame] | 2104 | bnx2_read_phy(bp, bp->mii_bmsr, &bmsr); |
| 2105 | bnx2_read_phy(bp, bp->mii_bmsr, &bmsr); |
Jeff Garzik | 6aa20a2 | 2006-09-13 13:24:59 -0400 | [diff] [blame] | 2106 | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 2107 | if (bmsr & BMSR_LSTATUS) { |
| 2108 | /* Force link down */ |
Michael Chan | ca58c3a | 2007-05-03 13:22:52 -0700 | [diff] [blame] | 2109 | bnx2_write_phy(bp, bp->mii_bmcr, BMCR_LOOPBACK); |
Michael Chan | a16dda0 | 2006-11-19 14:08:56 -0800 | [diff] [blame] | 2110 | spin_unlock_bh(&bp->phy_lock); |
| 2111 | msleep(50); |
| 2112 | spin_lock_bh(&bp->phy_lock); |
| 2113 | |
Michael Chan | ca58c3a | 2007-05-03 13:22:52 -0700 | [diff] [blame] | 2114 | bnx2_read_phy(bp, bp->mii_bmsr, &bmsr); |
| 2115 | bnx2_read_phy(bp, bp->mii_bmsr, &bmsr); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 2116 | } |
| 2117 | |
Michael Chan | ca58c3a | 2007-05-03 13:22:52 -0700 | [diff] [blame] | 2118 | bnx2_write_phy(bp, bp->mii_bmcr, new_bmcr); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 2119 | |
| 2120 | /* Normally, the new speed is setup after the link has |
| 2121 | * gone down and up again. In some cases, link will not go |
| 2122 | * down so we need to set up the new speed here. |
| 2123 | */ |
| 2124 | if (bmsr & BMSR_LSTATUS) { |
| 2125 | bp->line_speed = bp->req_line_speed; |
| 2126 | bp->duplex = bp->req_duplex; |
| 2127 | bnx2_resolve_flow_ctrl(bp); |
| 2128 | bnx2_set_mac_link(bp); |
| 2129 | } |
Michael Chan | 27a005b | 2007-05-03 13:23:41 -0700 | [diff] [blame] | 2130 | } else { |
| 2131 | bnx2_resolve_flow_ctrl(bp); |
| 2132 | bnx2_set_mac_link(bp); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 2133 | } |
| 2134 | return 0; |
| 2135 | } |
| 2136 | |
| 2137 | static int |
Michael Chan | 0d8a6571 | 2007-07-07 22:49:43 -0700 | [diff] [blame] | 2138 | bnx2_setup_phy(struct bnx2 *bp, u8 port) |
Harvey Harrison | 52d07b1 | 2009-01-19 17:27:06 -0800 | [diff] [blame] | 2139 | __releases(&bp->phy_lock) |
| 2140 | __acquires(&bp->phy_lock) |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 2141 | { |
| 2142 | if (bp->loopback == MAC_LOOPBACK) |
| 2143 | return 0; |
| 2144 | |
Michael Chan | 583c28e | 2008-01-21 19:51:35 -0800 | [diff] [blame] | 2145 | if (bp->phy_flags & BNX2_PHY_FLAG_SERDES) { |
Eric Dumazet | 807540b | 2010-09-23 05:40:09 +0000 | [diff] [blame] | 2146 | return bnx2_setup_serdes_phy(bp, port); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 2147 | } |
| 2148 | else { |
Eric Dumazet | 807540b | 2010-09-23 05:40:09 +0000 | [diff] [blame] | 2149 | return bnx2_setup_copper_phy(bp); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 2150 | } |
| 2151 | } |
| 2152 | |
| 2153 | static int |
Michael Chan | 9a120bc | 2008-05-16 22:17:45 -0700 | [diff] [blame] | 2154 | bnx2_init_5709s_phy(struct bnx2 *bp, int reset_phy) |
Michael Chan | 27a005b | 2007-05-03 13:23:41 -0700 | [diff] [blame] | 2155 | { |
| 2156 | u32 val; |
| 2157 | |
| 2158 | bp->mii_bmcr = MII_BMCR + 0x10; |
| 2159 | bp->mii_bmsr = MII_BMSR + 0x10; |
| 2160 | bp->mii_bmsr1 = MII_BNX2_GP_TOP_AN_STATUS1; |
| 2161 | bp->mii_adv = MII_ADVERTISE + 0x10; |
| 2162 | bp->mii_lpa = MII_LPA + 0x10; |
| 2163 | bp->mii_up1 = MII_BNX2_OVER1G_UP1; |
| 2164 | |
| 2165 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_AER); |
| 2166 | bnx2_write_phy(bp, MII_BNX2_AER_AER, MII_BNX2_AER_AER_AN_MMD); |
| 2167 | |
| 2168 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_COMBO_IEEEB0); |
Michael Chan | 9a120bc | 2008-05-16 22:17:45 -0700 | [diff] [blame] | 2169 | if (reset_phy) |
| 2170 | bnx2_reset_phy(bp); |
Michael Chan | 27a005b | 2007-05-03 13:23:41 -0700 | [diff] [blame] | 2171 | |
| 2172 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_SERDES_DIG); |
| 2173 | |
| 2174 | bnx2_read_phy(bp, MII_BNX2_SERDES_DIG_1000XCTL1, &val); |
| 2175 | val &= ~MII_BNX2_SD_1000XCTL1_AUTODET; |
| 2176 | val |= MII_BNX2_SD_1000XCTL1_FIBER; |
| 2177 | bnx2_write_phy(bp, MII_BNX2_SERDES_DIG_1000XCTL1, val); |
| 2178 | |
| 2179 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_OVER1G); |
| 2180 | bnx2_read_phy(bp, MII_BNX2_OVER1G_UP1, &val); |
Michael Chan | 583c28e | 2008-01-21 19:51:35 -0800 | [diff] [blame] | 2181 | if (bp->phy_flags & BNX2_PHY_FLAG_2_5G_CAPABLE) |
Michael Chan | 27a005b | 2007-05-03 13:23:41 -0700 | [diff] [blame] | 2182 | val |= BCM5708S_UP1_2G5; |
| 2183 | else |
| 2184 | val &= ~BCM5708S_UP1_2G5; |
| 2185 | bnx2_write_phy(bp, MII_BNX2_OVER1G_UP1, val); |
| 2186 | |
| 2187 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_BAM_NXTPG); |
| 2188 | bnx2_read_phy(bp, MII_BNX2_BAM_NXTPG_CTL, &val); |
| 2189 | val |= MII_BNX2_NXTPG_CTL_T2 | MII_BNX2_NXTPG_CTL_BAM; |
| 2190 | bnx2_write_phy(bp, MII_BNX2_BAM_NXTPG_CTL, val); |
| 2191 | |
| 2192 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_CL73_USERB0); |
| 2193 | |
| 2194 | val = MII_BNX2_CL73_BAM_EN | MII_BNX2_CL73_BAM_STA_MGR_EN | |
| 2195 | MII_BNX2_CL73_BAM_NP_AFT_BP_EN; |
| 2196 | bnx2_write_phy(bp, MII_BNX2_CL73_BAM_CTL1, val); |
| 2197 | |
| 2198 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_COMBO_IEEEB0); |
| 2199 | |
| 2200 | return 0; |
| 2201 | } |
| 2202 | |
| 2203 | static int |
Michael Chan | 9a120bc | 2008-05-16 22:17:45 -0700 | [diff] [blame] | 2204 | bnx2_init_5708s_phy(struct bnx2 *bp, int reset_phy) |
Michael Chan | 5b0c76a | 2005-11-04 08:45:49 -0800 | [diff] [blame] | 2205 | { |
| 2206 | u32 val; |
| 2207 | |
Michael Chan | 9a120bc | 2008-05-16 22:17:45 -0700 | [diff] [blame] | 2208 | if (reset_phy) |
| 2209 | bnx2_reset_phy(bp); |
Michael Chan | 27a005b | 2007-05-03 13:23:41 -0700 | [diff] [blame] | 2210 | |
| 2211 | bp->mii_up1 = BCM5708S_UP1; |
| 2212 | |
Michael Chan | 5b0c76a | 2005-11-04 08:45:49 -0800 | [diff] [blame] | 2213 | bnx2_write_phy(bp, BCM5708S_BLK_ADDR, BCM5708S_BLK_ADDR_DIG3); |
| 2214 | bnx2_write_phy(bp, BCM5708S_DIG_3_0, BCM5708S_DIG_3_0_USE_IEEE); |
| 2215 | bnx2_write_phy(bp, BCM5708S_BLK_ADDR, BCM5708S_BLK_ADDR_DIG); |
| 2216 | |
| 2217 | bnx2_read_phy(bp, BCM5708S_1000X_CTL1, &val); |
| 2218 | val |= BCM5708S_1000X_CTL1_FIBER_MODE | BCM5708S_1000X_CTL1_AUTODET_EN; |
| 2219 | bnx2_write_phy(bp, BCM5708S_1000X_CTL1, val); |
| 2220 | |
| 2221 | bnx2_read_phy(bp, BCM5708S_1000X_CTL2, &val); |
| 2222 | val |= BCM5708S_1000X_CTL2_PLLEL_DET_EN; |
| 2223 | bnx2_write_phy(bp, BCM5708S_1000X_CTL2, val); |
| 2224 | |
Michael Chan | 583c28e | 2008-01-21 19:51:35 -0800 | [diff] [blame] | 2225 | if (bp->phy_flags & BNX2_PHY_FLAG_2_5G_CAPABLE) { |
Michael Chan | 5b0c76a | 2005-11-04 08:45:49 -0800 | [diff] [blame] | 2226 | bnx2_read_phy(bp, BCM5708S_UP1, &val); |
| 2227 | val |= BCM5708S_UP1_2G5; |
| 2228 | bnx2_write_phy(bp, BCM5708S_UP1, val); |
| 2229 | } |
| 2230 | |
| 2231 | if ((CHIP_ID(bp) == CHIP_ID_5708_A0) || |
Michael Chan | dda1e39 | 2006-01-23 16:08:14 -0800 | [diff] [blame] | 2232 | (CHIP_ID(bp) == CHIP_ID_5708_B0) || |
| 2233 | (CHIP_ID(bp) == CHIP_ID_5708_B1)) { |
Michael Chan | 5b0c76a | 2005-11-04 08:45:49 -0800 | [diff] [blame] | 2234 | /* increase tx signal amplitude */ |
| 2235 | bnx2_write_phy(bp, BCM5708S_BLK_ADDR, |
| 2236 | BCM5708S_BLK_ADDR_TX_MISC); |
| 2237 | bnx2_read_phy(bp, BCM5708S_TX_ACTL1, &val); |
| 2238 | val &= ~BCM5708S_TX_ACTL1_DRIVER_VCM; |
| 2239 | bnx2_write_phy(bp, BCM5708S_TX_ACTL1, val); |
| 2240 | bnx2_write_phy(bp, BCM5708S_BLK_ADDR, BCM5708S_BLK_ADDR_DIG); |
| 2241 | } |
| 2242 | |
Michael Chan | 2726d6e | 2008-01-29 21:35:05 -0800 | [diff] [blame] | 2243 | val = bnx2_shmem_rd(bp, BNX2_PORT_HW_CFG_CONFIG) & |
Michael Chan | 5b0c76a | 2005-11-04 08:45:49 -0800 | [diff] [blame] | 2244 | BNX2_PORT_HW_CFG_CFG_TXCTL3_MASK; |
| 2245 | |
| 2246 | if (val) { |
| 2247 | u32 is_backplane; |
| 2248 | |
Michael Chan | 2726d6e | 2008-01-29 21:35:05 -0800 | [diff] [blame] | 2249 | is_backplane = bnx2_shmem_rd(bp, BNX2_SHARED_HW_CFG_CONFIG); |
Michael Chan | 5b0c76a | 2005-11-04 08:45:49 -0800 | [diff] [blame] | 2250 | if (is_backplane & BNX2_SHARED_HW_CFG_PHY_BACKPLANE) { |
| 2251 | bnx2_write_phy(bp, BCM5708S_BLK_ADDR, |
| 2252 | BCM5708S_BLK_ADDR_TX_MISC); |
| 2253 | bnx2_write_phy(bp, BCM5708S_TX_ACTL3, val); |
| 2254 | bnx2_write_phy(bp, BCM5708S_BLK_ADDR, |
| 2255 | BCM5708S_BLK_ADDR_DIG); |
| 2256 | } |
| 2257 | } |
| 2258 | return 0; |
| 2259 | } |
| 2260 | |
| 2261 | static int |
Michael Chan | 9a120bc | 2008-05-16 22:17:45 -0700 | [diff] [blame] | 2262 | bnx2_init_5706s_phy(struct bnx2 *bp, int reset_phy) |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 2263 | { |
Michael Chan | 9a120bc | 2008-05-16 22:17:45 -0700 | [diff] [blame] | 2264 | if (reset_phy) |
| 2265 | bnx2_reset_phy(bp); |
Michael Chan | 27a005b | 2007-05-03 13:23:41 -0700 | [diff] [blame] | 2266 | |
Michael Chan | 583c28e | 2008-01-21 19:51:35 -0800 | [diff] [blame] | 2267 | bp->phy_flags &= ~BNX2_PHY_FLAG_PARALLEL_DETECT; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 2268 | |
Michael Chan | 59b47d8 | 2006-11-19 14:10:45 -0800 | [diff] [blame] | 2269 | if (CHIP_NUM(bp) == CHIP_NUM_5706) |
| 2270 | REG_WR(bp, BNX2_MISC_GP_HW_CTL0, 0x300); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 2271 | |
| 2272 | if (bp->dev->mtu > 1500) { |
| 2273 | u32 val; |
| 2274 | |
| 2275 | /* Set extended packet length bit */ |
| 2276 | bnx2_write_phy(bp, 0x18, 0x7); |
| 2277 | bnx2_read_phy(bp, 0x18, &val); |
| 2278 | bnx2_write_phy(bp, 0x18, (val & 0xfff8) | 0x4000); |
| 2279 | |
| 2280 | bnx2_write_phy(bp, 0x1c, 0x6c00); |
| 2281 | bnx2_read_phy(bp, 0x1c, &val); |
| 2282 | bnx2_write_phy(bp, 0x1c, (val & 0x3ff) | 0xec02); |
| 2283 | } |
| 2284 | else { |
| 2285 | u32 val; |
| 2286 | |
| 2287 | bnx2_write_phy(bp, 0x18, 0x7); |
| 2288 | bnx2_read_phy(bp, 0x18, &val); |
| 2289 | bnx2_write_phy(bp, 0x18, val & ~0x4007); |
| 2290 | |
| 2291 | bnx2_write_phy(bp, 0x1c, 0x6c00); |
| 2292 | bnx2_read_phy(bp, 0x1c, &val); |
| 2293 | bnx2_write_phy(bp, 0x1c, (val & 0x3fd) | 0xec00); |
| 2294 | } |
| 2295 | |
| 2296 | return 0; |
| 2297 | } |
| 2298 | |
| 2299 | static int |
Michael Chan | 9a120bc | 2008-05-16 22:17:45 -0700 | [diff] [blame] | 2300 | bnx2_init_copper_phy(struct bnx2 *bp, int reset_phy) |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 2301 | { |
Michael Chan | 5b0c76a | 2005-11-04 08:45:49 -0800 | [diff] [blame] | 2302 | u32 val; |
| 2303 | |
Michael Chan | 9a120bc | 2008-05-16 22:17:45 -0700 | [diff] [blame] | 2304 | if (reset_phy) |
| 2305 | bnx2_reset_phy(bp); |
Michael Chan | 27a005b | 2007-05-03 13:23:41 -0700 | [diff] [blame] | 2306 | |
Michael Chan | 583c28e | 2008-01-21 19:51:35 -0800 | [diff] [blame] | 2307 | if (bp->phy_flags & BNX2_PHY_FLAG_CRC_FIX) { |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 2308 | bnx2_write_phy(bp, 0x18, 0x0c00); |
| 2309 | bnx2_write_phy(bp, 0x17, 0x000a); |
| 2310 | bnx2_write_phy(bp, 0x15, 0x310b); |
| 2311 | bnx2_write_phy(bp, 0x17, 0x201f); |
| 2312 | bnx2_write_phy(bp, 0x15, 0x9506); |
| 2313 | bnx2_write_phy(bp, 0x17, 0x401f); |
| 2314 | bnx2_write_phy(bp, 0x15, 0x14e2); |
| 2315 | bnx2_write_phy(bp, 0x18, 0x0400); |
| 2316 | } |
| 2317 | |
Michael Chan | 583c28e | 2008-01-21 19:51:35 -0800 | [diff] [blame] | 2318 | if (bp->phy_flags & BNX2_PHY_FLAG_DIS_EARLY_DAC) { |
Michael Chan | b659f44 | 2007-02-02 00:46:35 -0800 | [diff] [blame] | 2319 | bnx2_write_phy(bp, MII_BNX2_DSP_ADDRESS, |
| 2320 | MII_BNX2_DSP_EXPAND_REG | 0x8); |
| 2321 | bnx2_read_phy(bp, MII_BNX2_DSP_RW_PORT, &val); |
| 2322 | val &= ~(1 << 8); |
| 2323 | bnx2_write_phy(bp, MII_BNX2_DSP_RW_PORT, val); |
| 2324 | } |
| 2325 | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 2326 | if (bp->dev->mtu > 1500) { |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 2327 | /* Set extended packet length bit */ |
| 2328 | bnx2_write_phy(bp, 0x18, 0x7); |
| 2329 | bnx2_read_phy(bp, 0x18, &val); |
| 2330 | bnx2_write_phy(bp, 0x18, val | 0x4000); |
| 2331 | |
| 2332 | bnx2_read_phy(bp, 0x10, &val); |
| 2333 | bnx2_write_phy(bp, 0x10, val | 0x1); |
| 2334 | } |
| 2335 | else { |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 2336 | bnx2_write_phy(bp, 0x18, 0x7); |
| 2337 | bnx2_read_phy(bp, 0x18, &val); |
| 2338 | bnx2_write_phy(bp, 0x18, val & ~0x4007); |
| 2339 | |
| 2340 | bnx2_read_phy(bp, 0x10, &val); |
| 2341 | bnx2_write_phy(bp, 0x10, val & ~0x1); |
| 2342 | } |
| 2343 | |
Michael Chan | 5b0c76a | 2005-11-04 08:45:49 -0800 | [diff] [blame] | 2344 | /* ethernet@wirespeed */ |
| 2345 | bnx2_write_phy(bp, 0x18, 0x7007); |
| 2346 | bnx2_read_phy(bp, 0x18, &val); |
| 2347 | bnx2_write_phy(bp, 0x18, val | (1 << 15) | (1 << 4)); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 2348 | return 0; |
| 2349 | } |
| 2350 | |
| 2351 | |
| 2352 | static int |
Michael Chan | 9a120bc | 2008-05-16 22:17:45 -0700 | [diff] [blame] | 2353 | bnx2_init_phy(struct bnx2 *bp, int reset_phy) |
Harvey Harrison | 52d07b1 | 2009-01-19 17:27:06 -0800 | [diff] [blame] | 2354 | __releases(&bp->phy_lock) |
| 2355 | __acquires(&bp->phy_lock) |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 2356 | { |
| 2357 | u32 val; |
| 2358 | int rc = 0; |
| 2359 | |
Michael Chan | 583c28e | 2008-01-21 19:51:35 -0800 | [diff] [blame] | 2360 | bp->phy_flags &= ~BNX2_PHY_FLAG_INT_MODE_MASK; |
| 2361 | bp->phy_flags |= BNX2_PHY_FLAG_INT_MODE_LINK_READY; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 2362 | |
Michael Chan | ca58c3a | 2007-05-03 13:22:52 -0700 | [diff] [blame] | 2363 | bp->mii_bmcr = MII_BMCR; |
| 2364 | bp->mii_bmsr = MII_BMSR; |
Michael Chan | 27a005b | 2007-05-03 13:23:41 -0700 | [diff] [blame] | 2365 | bp->mii_bmsr1 = MII_BMSR; |
Michael Chan | ca58c3a | 2007-05-03 13:22:52 -0700 | [diff] [blame] | 2366 | bp->mii_adv = MII_ADVERTISE; |
| 2367 | bp->mii_lpa = MII_LPA; |
| 2368 | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 2369 | REG_WR(bp, BNX2_EMAC_ATTENTION_ENA, BNX2_EMAC_ATTENTION_ENA_LINK); |
| 2370 | |
Michael Chan | 583c28e | 2008-01-21 19:51:35 -0800 | [diff] [blame] | 2371 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) |
Michael Chan | 0d8a6571 | 2007-07-07 22:49:43 -0700 | [diff] [blame] | 2372 | goto setup_phy; |
| 2373 | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 2374 | bnx2_read_phy(bp, MII_PHYSID1, &val); |
| 2375 | bp->phy_id = val << 16; |
| 2376 | bnx2_read_phy(bp, MII_PHYSID2, &val); |
| 2377 | bp->phy_id |= val & 0xffff; |
| 2378 | |
Michael Chan | 583c28e | 2008-01-21 19:51:35 -0800 | [diff] [blame] | 2379 | if (bp->phy_flags & BNX2_PHY_FLAG_SERDES) { |
Michael Chan | 5b0c76a | 2005-11-04 08:45:49 -0800 | [diff] [blame] | 2380 | if (CHIP_NUM(bp) == CHIP_NUM_5706) |
Michael Chan | 9a120bc | 2008-05-16 22:17:45 -0700 | [diff] [blame] | 2381 | rc = bnx2_init_5706s_phy(bp, reset_phy); |
Michael Chan | 5b0c76a | 2005-11-04 08:45:49 -0800 | [diff] [blame] | 2382 | else if (CHIP_NUM(bp) == CHIP_NUM_5708) |
Michael Chan | 9a120bc | 2008-05-16 22:17:45 -0700 | [diff] [blame] | 2383 | rc = bnx2_init_5708s_phy(bp, reset_phy); |
Michael Chan | 27a005b | 2007-05-03 13:23:41 -0700 | [diff] [blame] | 2384 | else if (CHIP_NUM(bp) == CHIP_NUM_5709) |
Michael Chan | 9a120bc | 2008-05-16 22:17:45 -0700 | [diff] [blame] | 2385 | rc = bnx2_init_5709s_phy(bp, reset_phy); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 2386 | } |
| 2387 | else { |
Michael Chan | 9a120bc | 2008-05-16 22:17:45 -0700 | [diff] [blame] | 2388 | rc = bnx2_init_copper_phy(bp, reset_phy); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 2389 | } |
| 2390 | |
Michael Chan | 0d8a6571 | 2007-07-07 22:49:43 -0700 | [diff] [blame] | 2391 | setup_phy: |
| 2392 | if (!rc) |
| 2393 | rc = bnx2_setup_phy(bp, bp->phy_port); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 2394 | |
| 2395 | return rc; |
| 2396 | } |
| 2397 | |
| 2398 | static int |
| 2399 | bnx2_set_mac_loopback(struct bnx2 *bp) |
| 2400 | { |
| 2401 | u32 mac_mode; |
| 2402 | |
| 2403 | mac_mode = REG_RD(bp, BNX2_EMAC_MODE); |
| 2404 | mac_mode &= ~BNX2_EMAC_MODE_PORT; |
| 2405 | mac_mode |= BNX2_EMAC_MODE_MAC_LOOP | BNX2_EMAC_MODE_FORCE_LINK; |
| 2406 | REG_WR(bp, BNX2_EMAC_MODE, mac_mode); |
| 2407 | bp->link_up = 1; |
| 2408 | return 0; |
| 2409 | } |
| 2410 | |
Michael Chan | bc5a069 | 2006-01-23 16:13:22 -0800 | [diff] [blame] | 2411 | static int bnx2_test_link(struct bnx2 *); |
| 2412 | |
| 2413 | static int |
| 2414 | bnx2_set_phy_loopback(struct bnx2 *bp) |
| 2415 | { |
| 2416 | u32 mac_mode; |
| 2417 | int rc, i; |
| 2418 | |
| 2419 | spin_lock_bh(&bp->phy_lock); |
Michael Chan | ca58c3a | 2007-05-03 13:22:52 -0700 | [diff] [blame] | 2420 | rc = bnx2_write_phy(bp, bp->mii_bmcr, BMCR_LOOPBACK | BMCR_FULLDPLX | |
Michael Chan | bc5a069 | 2006-01-23 16:13:22 -0800 | [diff] [blame] | 2421 | BMCR_SPEED1000); |
| 2422 | spin_unlock_bh(&bp->phy_lock); |
| 2423 | if (rc) |
| 2424 | return rc; |
| 2425 | |
| 2426 | for (i = 0; i < 10; i++) { |
| 2427 | if (bnx2_test_link(bp) == 0) |
| 2428 | break; |
Michael Chan | 80be443 | 2006-11-19 14:07:28 -0800 | [diff] [blame] | 2429 | msleep(100); |
Michael Chan | bc5a069 | 2006-01-23 16:13:22 -0800 | [diff] [blame] | 2430 | } |
| 2431 | |
| 2432 | mac_mode = REG_RD(bp, BNX2_EMAC_MODE); |
| 2433 | mac_mode &= ~(BNX2_EMAC_MODE_PORT | BNX2_EMAC_MODE_HALF_DUPLEX | |
| 2434 | BNX2_EMAC_MODE_MAC_LOOP | BNX2_EMAC_MODE_FORCE_LINK | |
Michael Chan | 59b47d8 | 2006-11-19 14:10:45 -0800 | [diff] [blame] | 2435 | BNX2_EMAC_MODE_25G_MODE); |
Michael Chan | bc5a069 | 2006-01-23 16:13:22 -0800 | [diff] [blame] | 2436 | |
| 2437 | mac_mode |= BNX2_EMAC_MODE_PORT_GMII; |
| 2438 | REG_WR(bp, BNX2_EMAC_MODE, mac_mode); |
| 2439 | bp->link_up = 1; |
| 2440 | return 0; |
| 2441 | } |
| 2442 | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 2443 | static int |
Michael Chan | a2f1389 | 2008-07-14 22:38:23 -0700 | [diff] [blame] | 2444 | bnx2_fw_sync(struct bnx2 *bp, u32 msg_data, int ack, int silent) |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 2445 | { |
| 2446 | int i; |
| 2447 | u32 val; |
| 2448 | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 2449 | bp->fw_wr_seq++; |
| 2450 | msg_data |= bp->fw_wr_seq; |
| 2451 | |
Michael Chan | 2726d6e | 2008-01-29 21:35:05 -0800 | [diff] [blame] | 2452 | bnx2_shmem_wr(bp, BNX2_DRV_MB, msg_data); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 2453 | |
Michael Chan | a2f1389 | 2008-07-14 22:38:23 -0700 | [diff] [blame] | 2454 | if (!ack) |
| 2455 | return 0; |
| 2456 | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 2457 | /* wait for an acknowledgement. */ |
Michael Chan | 40105c0 | 2008-11-12 16:02:45 -0800 | [diff] [blame] | 2458 | for (i = 0; i < (BNX2_FW_ACK_TIME_OUT_MS / 10); i++) { |
Michael Chan | b090ae2 | 2006-01-23 16:07:10 -0800 | [diff] [blame] | 2459 | msleep(10); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 2460 | |
Michael Chan | 2726d6e | 2008-01-29 21:35:05 -0800 | [diff] [blame] | 2461 | val = bnx2_shmem_rd(bp, BNX2_FW_MB); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 2462 | |
| 2463 | if ((val & BNX2_FW_MSG_ACK) == (msg_data & BNX2_DRV_MSG_SEQ)) |
| 2464 | break; |
| 2465 | } |
Michael Chan | b090ae2 | 2006-01-23 16:07:10 -0800 | [diff] [blame] | 2466 | if ((msg_data & BNX2_DRV_MSG_DATA) == BNX2_DRV_MSG_DATA_WAIT0) |
| 2467 | return 0; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 2468 | |
| 2469 | /* If we timed out, inform the firmware that this is the case. */ |
Michael Chan | b090ae2 | 2006-01-23 16:07:10 -0800 | [diff] [blame] | 2470 | if ((val & BNX2_FW_MSG_ACK) != (msg_data & BNX2_DRV_MSG_SEQ)) { |
| 2471 | if (!silent) |
Joe Perches | 3a9c6a4 | 2010-02-17 15:01:51 +0000 | [diff] [blame] | 2472 | pr_err("fw sync timeout, reset code = %x\n", msg_data); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 2473 | |
| 2474 | msg_data &= ~BNX2_DRV_MSG_CODE; |
| 2475 | msg_data |= BNX2_DRV_MSG_CODE_FW_TIMEOUT; |
| 2476 | |
Michael Chan | 2726d6e | 2008-01-29 21:35:05 -0800 | [diff] [blame] | 2477 | bnx2_shmem_wr(bp, BNX2_DRV_MB, msg_data); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 2478 | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 2479 | return -EBUSY; |
| 2480 | } |
| 2481 | |
Michael Chan | b090ae2 | 2006-01-23 16:07:10 -0800 | [diff] [blame] | 2482 | if ((val & BNX2_FW_MSG_STATUS_MASK) != BNX2_FW_MSG_STATUS_OK) |
| 2483 | return -EIO; |
| 2484 | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 2485 | return 0; |
| 2486 | } |
| 2487 | |
Michael Chan | 59b47d8 | 2006-11-19 14:10:45 -0800 | [diff] [blame] | 2488 | static int |
| 2489 | bnx2_init_5709_context(struct bnx2 *bp) |
| 2490 | { |
| 2491 | int i, ret = 0; |
| 2492 | u32 val; |
| 2493 | |
| 2494 | val = BNX2_CTX_COMMAND_ENABLED | BNX2_CTX_COMMAND_MEM_INIT | (1 << 12); |
| 2495 | val |= (BCM_PAGE_BITS - 8) << 16; |
| 2496 | REG_WR(bp, BNX2_CTX_COMMAND, val); |
Michael Chan | 641bdcd | 2007-06-04 21:22:24 -0700 | [diff] [blame] | 2497 | for (i = 0; i < 10; i++) { |
| 2498 | val = REG_RD(bp, BNX2_CTX_COMMAND); |
| 2499 | if (!(val & BNX2_CTX_COMMAND_MEM_INIT)) |
| 2500 | break; |
| 2501 | udelay(2); |
| 2502 | } |
| 2503 | if (val & BNX2_CTX_COMMAND_MEM_INIT) |
| 2504 | return -EBUSY; |
| 2505 | |
Michael Chan | 59b47d8 | 2006-11-19 14:10:45 -0800 | [diff] [blame] | 2506 | for (i = 0; i < bp->ctx_pages; i++) { |
| 2507 | int j; |
| 2508 | |
Michael Chan | 352f768 | 2008-05-02 16:57:26 -0700 | [diff] [blame] | 2509 | if (bp->ctx_blk[i]) |
| 2510 | memset(bp->ctx_blk[i], 0, BCM_PAGE_SIZE); |
| 2511 | else |
| 2512 | return -ENOMEM; |
| 2513 | |
Michael Chan | 59b47d8 | 2006-11-19 14:10:45 -0800 | [diff] [blame] | 2514 | REG_WR(bp, BNX2_CTX_HOST_PAGE_TBL_DATA0, |
| 2515 | (bp->ctx_blk_mapping[i] & 0xffffffff) | |
| 2516 | BNX2_CTX_HOST_PAGE_TBL_DATA0_VALID); |
| 2517 | REG_WR(bp, BNX2_CTX_HOST_PAGE_TBL_DATA1, |
| 2518 | (u64) bp->ctx_blk_mapping[i] >> 32); |
| 2519 | REG_WR(bp, BNX2_CTX_HOST_PAGE_TBL_CTRL, i | |
| 2520 | BNX2_CTX_HOST_PAGE_TBL_CTRL_WRITE_REQ); |
| 2521 | for (j = 0; j < 10; j++) { |
| 2522 | |
| 2523 | val = REG_RD(bp, BNX2_CTX_HOST_PAGE_TBL_CTRL); |
| 2524 | if (!(val & BNX2_CTX_HOST_PAGE_TBL_CTRL_WRITE_REQ)) |
| 2525 | break; |
| 2526 | udelay(5); |
| 2527 | } |
| 2528 | if (val & BNX2_CTX_HOST_PAGE_TBL_CTRL_WRITE_REQ) { |
| 2529 | ret = -EBUSY; |
| 2530 | break; |
| 2531 | } |
| 2532 | } |
| 2533 | return ret; |
| 2534 | } |
| 2535 | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 2536 | static void |
| 2537 | bnx2_init_context(struct bnx2 *bp) |
| 2538 | { |
| 2539 | u32 vcid; |
| 2540 | |
| 2541 | vcid = 96; |
| 2542 | while (vcid) { |
| 2543 | u32 vcid_addr, pcid_addr, offset; |
Michael Chan | 7947b20 | 2007-06-04 21:17:10 -0700 | [diff] [blame] | 2544 | int i; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 2545 | |
| 2546 | vcid--; |
| 2547 | |
| 2548 | if (CHIP_ID(bp) == CHIP_ID_5706_A0) { |
| 2549 | u32 new_vcid; |
| 2550 | |
| 2551 | vcid_addr = GET_PCID_ADDR(vcid); |
| 2552 | if (vcid & 0x8) { |
| 2553 | new_vcid = 0x60 + (vcid & 0xf0) + (vcid & 0x7); |
| 2554 | } |
| 2555 | else { |
| 2556 | new_vcid = vcid; |
| 2557 | } |
| 2558 | pcid_addr = GET_PCID_ADDR(new_vcid); |
| 2559 | } |
| 2560 | else { |
| 2561 | vcid_addr = GET_CID_ADDR(vcid); |
| 2562 | pcid_addr = vcid_addr; |
| 2563 | } |
| 2564 | |
Michael Chan | 7947b20 | 2007-06-04 21:17:10 -0700 | [diff] [blame] | 2565 | for (i = 0; i < (CTX_SIZE / PHY_CTX_SIZE); i++) { |
| 2566 | vcid_addr += (i << PHY_CTX_SHIFT); |
| 2567 | pcid_addr += (i << PHY_CTX_SHIFT); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 2568 | |
Michael Chan | 5d5d001 | 2007-12-12 11:17:43 -0800 | [diff] [blame] | 2569 | REG_WR(bp, BNX2_CTX_VIRT_ADDR, vcid_addr); |
Michael Chan | 7947b20 | 2007-06-04 21:17:10 -0700 | [diff] [blame] | 2570 | REG_WR(bp, BNX2_CTX_PAGE_TBL, pcid_addr); |
| 2571 | |
| 2572 | /* Zero out the context. */ |
| 2573 | for (offset = 0; offset < PHY_CTX_SIZE; offset += 4) |
Michael Chan | 62a8313 | 2008-01-29 21:35:40 -0800 | [diff] [blame] | 2574 | bnx2_ctx_wr(bp, vcid_addr, offset, 0); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 2575 | } |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 2576 | } |
| 2577 | } |
| 2578 | |
| 2579 | static int |
| 2580 | bnx2_alloc_bad_rbuf(struct bnx2 *bp) |
| 2581 | { |
| 2582 | u16 *good_mbuf; |
| 2583 | u32 good_mbuf_cnt; |
| 2584 | u32 val; |
| 2585 | |
| 2586 | good_mbuf = kmalloc(512 * sizeof(u16), GFP_KERNEL); |
| 2587 | if (good_mbuf == NULL) { |
Joe Perches | 3a9c6a4 | 2010-02-17 15:01:51 +0000 | [diff] [blame] | 2588 | pr_err("Failed to allocate memory in %s\n", __func__); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 2589 | return -ENOMEM; |
| 2590 | } |
| 2591 | |
| 2592 | REG_WR(bp, BNX2_MISC_ENABLE_SET_BITS, |
| 2593 | BNX2_MISC_ENABLE_SET_BITS_RX_MBUF_ENABLE); |
| 2594 | |
| 2595 | good_mbuf_cnt = 0; |
| 2596 | |
| 2597 | /* Allocate a bunch of mbufs and save the good ones in an array. */ |
Michael Chan | 2726d6e | 2008-01-29 21:35:05 -0800 | [diff] [blame] | 2598 | val = bnx2_reg_rd_ind(bp, BNX2_RBUF_STATUS1); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 2599 | while (val & BNX2_RBUF_STATUS1_FREE_COUNT) { |
Michael Chan | 2726d6e | 2008-01-29 21:35:05 -0800 | [diff] [blame] | 2600 | bnx2_reg_wr_ind(bp, BNX2_RBUF_COMMAND, |
| 2601 | BNX2_RBUF_COMMAND_ALLOC_REQ); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 2602 | |
Michael Chan | 2726d6e | 2008-01-29 21:35:05 -0800 | [diff] [blame] | 2603 | val = bnx2_reg_rd_ind(bp, BNX2_RBUF_FW_BUF_ALLOC); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 2604 | |
| 2605 | val &= BNX2_RBUF_FW_BUF_ALLOC_VALUE; |
| 2606 | |
| 2607 | /* The addresses with Bit 9 set are bad memory blocks. */ |
| 2608 | if (!(val & (1 << 9))) { |
| 2609 | good_mbuf[good_mbuf_cnt] = (u16) val; |
| 2610 | good_mbuf_cnt++; |
| 2611 | } |
| 2612 | |
Michael Chan | 2726d6e | 2008-01-29 21:35:05 -0800 | [diff] [blame] | 2613 | val = bnx2_reg_rd_ind(bp, BNX2_RBUF_STATUS1); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 2614 | } |
| 2615 | |
| 2616 | /* Free the good ones back to the mbuf pool thus discarding |
| 2617 | * all the bad ones. */ |
| 2618 | while (good_mbuf_cnt) { |
| 2619 | good_mbuf_cnt--; |
| 2620 | |
| 2621 | val = good_mbuf[good_mbuf_cnt]; |
| 2622 | val = (val << 9) | val | 1; |
| 2623 | |
Michael Chan | 2726d6e | 2008-01-29 21:35:05 -0800 | [diff] [blame] | 2624 | bnx2_reg_wr_ind(bp, BNX2_RBUF_FW_BUF_FREE, val); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 2625 | } |
| 2626 | kfree(good_mbuf); |
| 2627 | return 0; |
| 2628 | } |
| 2629 | |
| 2630 | static void |
Benjamin Li | 5fcaed0 | 2008-07-14 22:39:52 -0700 | [diff] [blame] | 2631 | bnx2_set_mac_addr(struct bnx2 *bp, u8 *mac_addr, u32 pos) |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 2632 | { |
| 2633 | u32 val; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 2634 | |
| 2635 | val = (mac_addr[0] << 8) | mac_addr[1]; |
| 2636 | |
Benjamin Li | 5fcaed0 | 2008-07-14 22:39:52 -0700 | [diff] [blame] | 2637 | REG_WR(bp, BNX2_EMAC_MAC_MATCH0 + (pos * 8), val); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 2638 | |
Jeff Garzik | 6aa20a2 | 2006-09-13 13:24:59 -0400 | [diff] [blame] | 2639 | val = (mac_addr[2] << 24) | (mac_addr[3] << 16) | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 2640 | (mac_addr[4] << 8) | mac_addr[5]; |
| 2641 | |
Benjamin Li | 5fcaed0 | 2008-07-14 22:39:52 -0700 | [diff] [blame] | 2642 | REG_WR(bp, BNX2_EMAC_MAC_MATCH1 + (pos * 8), val); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 2643 | } |
| 2644 | |
| 2645 | static inline int |
Stanislaw Gruszka | a2df00a | 2010-07-15 22:55:40 +0000 | [diff] [blame] | 2646 | bnx2_alloc_rx_page(struct bnx2 *bp, struct bnx2_rx_ring_info *rxr, u16 index, gfp_t gfp) |
Michael Chan | 47bf424 | 2007-12-12 11:19:12 -0800 | [diff] [blame] | 2647 | { |
| 2648 | dma_addr_t mapping; |
Michael Chan | bb4f98a | 2008-06-19 16:38:19 -0700 | [diff] [blame] | 2649 | struct sw_pg *rx_pg = &rxr->rx_pg_ring[index]; |
Michael Chan | 47bf424 | 2007-12-12 11:19:12 -0800 | [diff] [blame] | 2650 | struct rx_bd *rxbd = |
Michael Chan | bb4f98a | 2008-06-19 16:38:19 -0700 | [diff] [blame] | 2651 | &rxr->rx_pg_desc_ring[RX_RING(index)][RX_IDX(index)]; |
Stanislaw Gruszka | a2df00a | 2010-07-15 22:55:40 +0000 | [diff] [blame] | 2652 | struct page *page = alloc_page(gfp); |
Michael Chan | 47bf424 | 2007-12-12 11:19:12 -0800 | [diff] [blame] | 2653 | |
| 2654 | if (!page) |
| 2655 | return -ENOMEM; |
Stanislaw Gruszka | 36227e8 | 2010-07-15 04:25:50 +0000 | [diff] [blame] | 2656 | mapping = dma_map_page(&bp->pdev->dev, page, 0, PAGE_SIZE, |
Michael Chan | 47bf424 | 2007-12-12 11:19:12 -0800 | [diff] [blame] | 2657 | PCI_DMA_FROMDEVICE); |
Stanislaw Gruszka | 36227e8 | 2010-07-15 04:25:50 +0000 | [diff] [blame] | 2658 | if (dma_mapping_error(&bp->pdev->dev, mapping)) { |
Benjamin Li | 3d16af8 | 2008-10-09 12:26:41 -0700 | [diff] [blame] | 2659 | __free_page(page); |
| 2660 | return -EIO; |
| 2661 | } |
| 2662 | |
Michael Chan | 47bf424 | 2007-12-12 11:19:12 -0800 | [diff] [blame] | 2663 | rx_pg->page = page; |
FUJITA Tomonori | 1a4ccc2 | 2010-04-01 16:56:57 +0000 | [diff] [blame] | 2664 | dma_unmap_addr_set(rx_pg, mapping, mapping); |
Michael Chan | 47bf424 | 2007-12-12 11:19:12 -0800 | [diff] [blame] | 2665 | rxbd->rx_bd_haddr_hi = (u64) mapping >> 32; |
| 2666 | rxbd->rx_bd_haddr_lo = (u64) mapping & 0xffffffff; |
| 2667 | return 0; |
| 2668 | } |
| 2669 | |
| 2670 | static void |
Michael Chan | bb4f98a | 2008-06-19 16:38:19 -0700 | [diff] [blame] | 2671 | bnx2_free_rx_page(struct bnx2 *bp, struct bnx2_rx_ring_info *rxr, u16 index) |
Michael Chan | 47bf424 | 2007-12-12 11:19:12 -0800 | [diff] [blame] | 2672 | { |
Michael Chan | bb4f98a | 2008-06-19 16:38:19 -0700 | [diff] [blame] | 2673 | struct sw_pg *rx_pg = &rxr->rx_pg_ring[index]; |
Michael Chan | 47bf424 | 2007-12-12 11:19:12 -0800 | [diff] [blame] | 2674 | struct page *page = rx_pg->page; |
| 2675 | |
| 2676 | if (!page) |
| 2677 | return; |
| 2678 | |
Stanislaw Gruszka | 36227e8 | 2010-07-15 04:25:50 +0000 | [diff] [blame] | 2679 | dma_unmap_page(&bp->pdev->dev, dma_unmap_addr(rx_pg, mapping), |
| 2680 | PAGE_SIZE, PCI_DMA_FROMDEVICE); |
Michael Chan | 47bf424 | 2007-12-12 11:19:12 -0800 | [diff] [blame] | 2681 | |
| 2682 | __free_page(page); |
| 2683 | rx_pg->page = NULL; |
| 2684 | } |
| 2685 | |
| 2686 | static inline int |
Stanislaw Gruszka | a2df00a | 2010-07-15 22:55:40 +0000 | [diff] [blame] | 2687 | bnx2_alloc_rx_skb(struct bnx2 *bp, struct bnx2_rx_ring_info *rxr, u16 index, gfp_t gfp) |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 2688 | { |
| 2689 | struct sk_buff *skb; |
Michael Chan | bb4f98a | 2008-06-19 16:38:19 -0700 | [diff] [blame] | 2690 | struct sw_bd *rx_buf = &rxr->rx_buf_ring[index]; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 2691 | dma_addr_t mapping; |
Michael Chan | bb4f98a | 2008-06-19 16:38:19 -0700 | [diff] [blame] | 2692 | struct rx_bd *rxbd = &rxr->rx_desc_ring[RX_RING(index)][RX_IDX(index)]; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 2693 | unsigned long align; |
| 2694 | |
Stanislaw Gruszka | a2df00a | 2010-07-15 22:55:40 +0000 | [diff] [blame] | 2695 | skb = __netdev_alloc_skb(bp->dev, bp->rx_buf_size, gfp); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 2696 | if (skb == NULL) { |
| 2697 | return -ENOMEM; |
| 2698 | } |
| 2699 | |
Michael Chan | 59b47d8 | 2006-11-19 14:10:45 -0800 | [diff] [blame] | 2700 | if (unlikely((align = (unsigned long) skb->data & (BNX2_RX_ALIGN - 1)))) |
| 2701 | skb_reserve(skb, BNX2_RX_ALIGN - align); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 2702 | |
Stanislaw Gruszka | 36227e8 | 2010-07-15 04:25:50 +0000 | [diff] [blame] | 2703 | mapping = dma_map_single(&bp->pdev->dev, skb->data, bp->rx_buf_use_size, |
| 2704 | PCI_DMA_FROMDEVICE); |
| 2705 | if (dma_mapping_error(&bp->pdev->dev, mapping)) { |
Benjamin Li | 3d16af8 | 2008-10-09 12:26:41 -0700 | [diff] [blame] | 2706 | dev_kfree_skb(skb); |
| 2707 | return -EIO; |
| 2708 | } |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 2709 | |
| 2710 | rx_buf->skb = skb; |
Michael Chan | a33fa66 | 2010-05-06 08:58:13 +0000 | [diff] [blame] | 2711 | rx_buf->desc = (struct l2_fhdr *) skb->data; |
FUJITA Tomonori | 1a4ccc2 | 2010-04-01 16:56:57 +0000 | [diff] [blame] | 2712 | dma_unmap_addr_set(rx_buf, mapping, mapping); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 2713 | |
| 2714 | rxbd->rx_bd_haddr_hi = (u64) mapping >> 32; |
| 2715 | rxbd->rx_bd_haddr_lo = (u64) mapping & 0xffffffff; |
| 2716 | |
Michael Chan | bb4f98a | 2008-06-19 16:38:19 -0700 | [diff] [blame] | 2717 | rxr->rx_prod_bseq += bp->rx_buf_use_size; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 2718 | |
| 2719 | return 0; |
| 2720 | } |
| 2721 | |
Michael Chan | da3e4fb | 2007-05-03 13:24:23 -0700 | [diff] [blame] | 2722 | static int |
Michael Chan | 35efa7c | 2007-12-20 19:56:37 -0800 | [diff] [blame] | 2723 | bnx2_phy_event_is_set(struct bnx2 *bp, struct bnx2_napi *bnapi, u32 event) |
Michael Chan | da3e4fb | 2007-05-03 13:24:23 -0700 | [diff] [blame] | 2724 | { |
Michael Chan | 43e80b8 | 2008-06-19 16:41:08 -0700 | [diff] [blame] | 2725 | struct status_block *sblk = bnapi->status_blk.msi; |
Michael Chan | da3e4fb | 2007-05-03 13:24:23 -0700 | [diff] [blame] | 2726 | u32 new_link_state, old_link_state; |
| 2727 | int is_set = 1; |
| 2728 | |
| 2729 | new_link_state = sblk->status_attn_bits & event; |
| 2730 | old_link_state = sblk->status_attn_bits_ack & event; |
| 2731 | if (new_link_state != old_link_state) { |
| 2732 | if (new_link_state) |
| 2733 | REG_WR(bp, BNX2_PCICFG_STATUS_BIT_SET_CMD, event); |
| 2734 | else |
| 2735 | REG_WR(bp, BNX2_PCICFG_STATUS_BIT_CLEAR_CMD, event); |
| 2736 | } else |
| 2737 | is_set = 0; |
| 2738 | |
| 2739 | return is_set; |
| 2740 | } |
| 2741 | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 2742 | static void |
Michael Chan | 35efa7c | 2007-12-20 19:56:37 -0800 | [diff] [blame] | 2743 | bnx2_phy_int(struct bnx2 *bp, struct bnx2_napi *bnapi) |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 2744 | { |
Michael Chan | 74ecc62 | 2008-05-02 16:56:16 -0700 | [diff] [blame] | 2745 | spin_lock(&bp->phy_lock); |
| 2746 | |
| 2747 | if (bnx2_phy_event_is_set(bp, bnapi, STATUS_ATTN_BITS_LINK_STATE)) |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 2748 | bnx2_set_link(bp); |
Michael Chan | 35efa7c | 2007-12-20 19:56:37 -0800 | [diff] [blame] | 2749 | if (bnx2_phy_event_is_set(bp, bnapi, STATUS_ATTN_BITS_TIMER_ABORT)) |
Michael Chan | 0d8a6571 | 2007-07-07 22:49:43 -0700 | [diff] [blame] | 2750 | bnx2_set_remote_link(bp); |
| 2751 | |
Michael Chan | 74ecc62 | 2008-05-02 16:56:16 -0700 | [diff] [blame] | 2752 | spin_unlock(&bp->phy_lock); |
| 2753 | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 2754 | } |
| 2755 | |
Michael Chan | ead7270 | 2007-12-20 19:55:39 -0800 | [diff] [blame] | 2756 | static inline u16 |
Michael Chan | 35efa7c | 2007-12-20 19:56:37 -0800 | [diff] [blame] | 2757 | bnx2_get_hw_tx_cons(struct bnx2_napi *bnapi) |
Michael Chan | ead7270 | 2007-12-20 19:55:39 -0800 | [diff] [blame] | 2758 | { |
| 2759 | u16 cons; |
| 2760 | |
Michael Chan | 43e80b8 | 2008-06-19 16:41:08 -0700 | [diff] [blame] | 2761 | /* Tell compiler that status block fields can change. */ |
| 2762 | barrier(); |
| 2763 | cons = *bnapi->hw_tx_cons_ptr; |
Michael Chan | 581daf7 | 2009-05-06 16:46:47 -0700 | [diff] [blame] | 2764 | barrier(); |
Michael Chan | ead7270 | 2007-12-20 19:55:39 -0800 | [diff] [blame] | 2765 | if (unlikely((cons & MAX_TX_DESC_CNT) == MAX_TX_DESC_CNT)) |
| 2766 | cons++; |
| 2767 | return cons; |
| 2768 | } |
| 2769 | |
Michael Chan | 57851d8 | 2007-12-20 20:01:44 -0800 | [diff] [blame] | 2770 | static int |
| 2771 | bnx2_tx_int(struct bnx2 *bp, struct bnx2_napi *bnapi, int budget) |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 2772 | { |
Michael Chan | 35e9010 | 2008-06-19 16:37:42 -0700 | [diff] [blame] | 2773 | struct bnx2_tx_ring_info *txr = &bnapi->tx_ring; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 2774 | u16 hw_cons, sw_cons, sw_ring_cons; |
Benjamin Li | 706bf24 | 2008-07-18 17:55:11 -0700 | [diff] [blame] | 2775 | int tx_pkt = 0, index; |
| 2776 | struct netdev_queue *txq; |
| 2777 | |
| 2778 | index = (bnapi - bp->bnx2_napi); |
| 2779 | txq = netdev_get_tx_queue(bp->dev, index); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 2780 | |
Michael Chan | 35efa7c | 2007-12-20 19:56:37 -0800 | [diff] [blame] | 2781 | hw_cons = bnx2_get_hw_tx_cons(bnapi); |
Michael Chan | 35e9010 | 2008-06-19 16:37:42 -0700 | [diff] [blame] | 2782 | sw_cons = txr->tx_cons; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 2783 | |
| 2784 | while (sw_cons != hw_cons) { |
Benjamin Li | 3d16af8 | 2008-10-09 12:26:41 -0700 | [diff] [blame] | 2785 | struct sw_tx_bd *tx_buf; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 2786 | struct sk_buff *skb; |
| 2787 | int i, last; |
| 2788 | |
| 2789 | sw_ring_cons = TX_RING_IDX(sw_cons); |
| 2790 | |
Michael Chan | 35e9010 | 2008-06-19 16:37:42 -0700 | [diff] [blame] | 2791 | tx_buf = &txr->tx_buf_ring[sw_ring_cons]; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 2792 | skb = tx_buf->skb; |
Arjan van de Ven | 1d39ed5 | 2006-12-12 14:06:23 +0100 | [diff] [blame] | 2793 | |
Eric Dumazet | d62fda0 | 2009-05-12 20:48:02 +0000 | [diff] [blame] | 2794 | /* prefetch skb_end_pointer() to speedup skb_shinfo(skb) */ |
| 2795 | prefetch(&skb->end); |
| 2796 | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 2797 | /* partial BD completions possible with TSO packets */ |
Eric Dumazet | d62fda0 | 2009-05-12 20:48:02 +0000 | [diff] [blame] | 2798 | if (tx_buf->is_gso) { |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 2799 | u16 last_idx, last_ring_idx; |
| 2800 | |
Eric Dumazet | d62fda0 | 2009-05-12 20:48:02 +0000 | [diff] [blame] | 2801 | last_idx = sw_cons + tx_buf->nr_frags + 1; |
| 2802 | last_ring_idx = sw_ring_cons + tx_buf->nr_frags + 1; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 2803 | if (unlikely(last_ring_idx >= MAX_TX_DESC_CNT)) { |
| 2804 | last_idx++; |
| 2805 | } |
| 2806 | if (((s16) ((s16) last_idx - (s16) hw_cons)) > 0) { |
| 2807 | break; |
| 2808 | } |
| 2809 | } |
Arjan van de Ven | 1d39ed5 | 2006-12-12 14:06:23 +0100 | [diff] [blame] | 2810 | |
Stanislaw Gruszka | 36227e8 | 2010-07-15 04:25:50 +0000 | [diff] [blame] | 2811 | dma_unmap_single(&bp->pdev->dev, dma_unmap_addr(tx_buf, mapping), |
Alexander Duyck | e95524a | 2009-12-02 16:47:57 +0000 | [diff] [blame] | 2812 | skb_headlen(skb), PCI_DMA_TODEVICE); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 2813 | |
| 2814 | tx_buf->skb = NULL; |
Eric Dumazet | d62fda0 | 2009-05-12 20:48:02 +0000 | [diff] [blame] | 2815 | last = tx_buf->nr_frags; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 2816 | |
| 2817 | for (i = 0; i < last; i++) { |
| 2818 | sw_cons = NEXT_TX_BD(sw_cons); |
Alexander Duyck | e95524a | 2009-12-02 16:47:57 +0000 | [diff] [blame] | 2819 | |
Stanislaw Gruszka | 36227e8 | 2010-07-15 04:25:50 +0000 | [diff] [blame] | 2820 | dma_unmap_page(&bp->pdev->dev, |
FUJITA Tomonori | 1a4ccc2 | 2010-04-01 16:56:57 +0000 | [diff] [blame] | 2821 | dma_unmap_addr( |
Alexander Duyck | e95524a | 2009-12-02 16:47:57 +0000 | [diff] [blame] | 2822 | &txr->tx_buf_ring[TX_RING_IDX(sw_cons)], |
| 2823 | mapping), |
| 2824 | skb_shinfo(skb)->frags[i].size, |
| 2825 | PCI_DMA_TODEVICE); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 2826 | } |
| 2827 | |
| 2828 | sw_cons = NEXT_TX_BD(sw_cons); |
| 2829 | |
Michael Chan | 745720e | 2006-06-29 12:37:41 -0700 | [diff] [blame] | 2830 | dev_kfree_skb(skb); |
Michael Chan | 57851d8 | 2007-12-20 20:01:44 -0800 | [diff] [blame] | 2831 | tx_pkt++; |
| 2832 | if (tx_pkt == budget) |
| 2833 | break; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 2834 | |
Eric Dumazet | d62fda0 | 2009-05-12 20:48:02 +0000 | [diff] [blame] | 2835 | if (hw_cons == sw_cons) |
| 2836 | hw_cons = bnx2_get_hw_tx_cons(bnapi); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 2837 | } |
| 2838 | |
Michael Chan | 35e9010 | 2008-06-19 16:37:42 -0700 | [diff] [blame] | 2839 | txr->hw_tx_cons = hw_cons; |
| 2840 | txr->tx_cons = sw_cons; |
Benjamin Li | 706bf24 | 2008-07-18 17:55:11 -0700 | [diff] [blame] | 2841 | |
Michael Chan | 2f8af12 | 2006-08-15 01:39:10 -0700 | [diff] [blame] | 2842 | /* Need to make the tx_cons update visible to bnx2_start_xmit() |
Benjamin Li | 706bf24 | 2008-07-18 17:55:11 -0700 | [diff] [blame] | 2843 | * before checking for netif_tx_queue_stopped(). Without the |
Michael Chan | 2f8af12 | 2006-08-15 01:39:10 -0700 | [diff] [blame] | 2844 | * memory barrier, there is a small possibility that bnx2_start_xmit() |
| 2845 | * will miss it and cause the queue to be stopped forever. |
| 2846 | */ |
| 2847 | smp_mb(); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 2848 | |
Benjamin Li | 706bf24 | 2008-07-18 17:55:11 -0700 | [diff] [blame] | 2849 | if (unlikely(netif_tx_queue_stopped(txq)) && |
Michael Chan | 35e9010 | 2008-06-19 16:37:42 -0700 | [diff] [blame] | 2850 | (bnx2_tx_avail(bp, txr) > bp->tx_wake_thresh)) { |
Benjamin Li | 706bf24 | 2008-07-18 17:55:11 -0700 | [diff] [blame] | 2851 | __netif_tx_lock(txq, smp_processor_id()); |
| 2852 | if ((netif_tx_queue_stopped(txq)) && |
Michael Chan | 35e9010 | 2008-06-19 16:37:42 -0700 | [diff] [blame] | 2853 | (bnx2_tx_avail(bp, txr) > bp->tx_wake_thresh)) |
Benjamin Li | 706bf24 | 2008-07-18 17:55:11 -0700 | [diff] [blame] | 2854 | netif_tx_wake_queue(txq); |
| 2855 | __netif_tx_unlock(txq); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 2856 | } |
Benjamin Li | 706bf24 | 2008-07-18 17:55:11 -0700 | [diff] [blame] | 2857 | |
Michael Chan | 57851d8 | 2007-12-20 20:01:44 -0800 | [diff] [blame] | 2858 | return tx_pkt; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 2859 | } |
| 2860 | |
Michael Chan | 1db82f2 | 2007-12-12 11:19:35 -0800 | [diff] [blame] | 2861 | static void |
Michael Chan | bb4f98a | 2008-06-19 16:38:19 -0700 | [diff] [blame] | 2862 | bnx2_reuse_rx_skb_pages(struct bnx2 *bp, struct bnx2_rx_ring_info *rxr, |
Michael Chan | a1f6019 | 2007-12-20 19:57:19 -0800 | [diff] [blame] | 2863 | struct sk_buff *skb, int count) |
Michael Chan | 1db82f2 | 2007-12-12 11:19:35 -0800 | [diff] [blame] | 2864 | { |
| 2865 | struct sw_pg *cons_rx_pg, *prod_rx_pg; |
| 2866 | struct rx_bd *cons_bd, *prod_bd; |
Michael Chan | 1db82f2 | 2007-12-12 11:19:35 -0800 | [diff] [blame] | 2867 | int i; |
Benjamin Li | 3d16af8 | 2008-10-09 12:26:41 -0700 | [diff] [blame] | 2868 | u16 hw_prod, prod; |
Michael Chan | bb4f98a | 2008-06-19 16:38:19 -0700 | [diff] [blame] | 2869 | u16 cons = rxr->rx_pg_cons; |
Michael Chan | 1db82f2 | 2007-12-12 11:19:35 -0800 | [diff] [blame] | 2870 | |
Benjamin Li | 3d16af8 | 2008-10-09 12:26:41 -0700 | [diff] [blame] | 2871 | cons_rx_pg = &rxr->rx_pg_ring[cons]; |
| 2872 | |
| 2873 | /* The caller was unable to allocate a new page to replace the |
| 2874 | * last one in the frags array, so we need to recycle that page |
| 2875 | * and then free the skb. |
| 2876 | */ |
| 2877 | if (skb) { |
| 2878 | struct page *page; |
| 2879 | struct skb_shared_info *shinfo; |
| 2880 | |
| 2881 | shinfo = skb_shinfo(skb); |
| 2882 | shinfo->nr_frags--; |
| 2883 | page = shinfo->frags[shinfo->nr_frags].page; |
| 2884 | shinfo->frags[shinfo->nr_frags].page = NULL; |
| 2885 | |
| 2886 | cons_rx_pg->page = page; |
| 2887 | dev_kfree_skb(skb); |
| 2888 | } |
| 2889 | |
| 2890 | hw_prod = rxr->rx_pg_prod; |
| 2891 | |
Michael Chan | 1db82f2 | 2007-12-12 11:19:35 -0800 | [diff] [blame] | 2892 | for (i = 0; i < count; i++) { |
| 2893 | prod = RX_PG_RING_IDX(hw_prod); |
| 2894 | |
Michael Chan | bb4f98a | 2008-06-19 16:38:19 -0700 | [diff] [blame] | 2895 | prod_rx_pg = &rxr->rx_pg_ring[prod]; |
| 2896 | cons_rx_pg = &rxr->rx_pg_ring[cons]; |
| 2897 | cons_bd = &rxr->rx_pg_desc_ring[RX_RING(cons)][RX_IDX(cons)]; |
| 2898 | prod_bd = &rxr->rx_pg_desc_ring[RX_RING(prod)][RX_IDX(prod)]; |
Michael Chan | 1db82f2 | 2007-12-12 11:19:35 -0800 | [diff] [blame] | 2899 | |
Michael Chan | 1db82f2 | 2007-12-12 11:19:35 -0800 | [diff] [blame] | 2900 | if (prod != cons) { |
| 2901 | prod_rx_pg->page = cons_rx_pg->page; |
| 2902 | cons_rx_pg->page = NULL; |
FUJITA Tomonori | 1a4ccc2 | 2010-04-01 16:56:57 +0000 | [diff] [blame] | 2903 | dma_unmap_addr_set(prod_rx_pg, mapping, |
| 2904 | dma_unmap_addr(cons_rx_pg, mapping)); |
Michael Chan | 1db82f2 | 2007-12-12 11:19:35 -0800 | [diff] [blame] | 2905 | |
| 2906 | prod_bd->rx_bd_haddr_hi = cons_bd->rx_bd_haddr_hi; |
| 2907 | prod_bd->rx_bd_haddr_lo = cons_bd->rx_bd_haddr_lo; |
| 2908 | |
| 2909 | } |
| 2910 | cons = RX_PG_RING_IDX(NEXT_RX_BD(cons)); |
| 2911 | hw_prod = NEXT_RX_BD(hw_prod); |
| 2912 | } |
Michael Chan | bb4f98a | 2008-06-19 16:38:19 -0700 | [diff] [blame] | 2913 | rxr->rx_pg_prod = hw_prod; |
| 2914 | rxr->rx_pg_cons = cons; |
Michael Chan | 1db82f2 | 2007-12-12 11:19:35 -0800 | [diff] [blame] | 2915 | } |
| 2916 | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 2917 | static inline void |
Michael Chan | bb4f98a | 2008-06-19 16:38:19 -0700 | [diff] [blame] | 2918 | bnx2_reuse_rx_skb(struct bnx2 *bp, struct bnx2_rx_ring_info *rxr, |
| 2919 | struct sk_buff *skb, u16 cons, u16 prod) |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 2920 | { |
Michael Chan | 236b639 | 2006-03-20 17:49:02 -0800 | [diff] [blame] | 2921 | struct sw_bd *cons_rx_buf, *prod_rx_buf; |
| 2922 | struct rx_bd *cons_bd, *prod_bd; |
| 2923 | |
Michael Chan | bb4f98a | 2008-06-19 16:38:19 -0700 | [diff] [blame] | 2924 | cons_rx_buf = &rxr->rx_buf_ring[cons]; |
| 2925 | prod_rx_buf = &rxr->rx_buf_ring[prod]; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 2926 | |
Stanislaw Gruszka | 36227e8 | 2010-07-15 04:25:50 +0000 | [diff] [blame] | 2927 | dma_sync_single_for_device(&bp->pdev->dev, |
FUJITA Tomonori | 1a4ccc2 | 2010-04-01 16:56:57 +0000 | [diff] [blame] | 2928 | dma_unmap_addr(cons_rx_buf, mapping), |
Benjamin Li | 601d3d1 | 2008-05-16 22:19:35 -0700 | [diff] [blame] | 2929 | BNX2_RX_OFFSET + BNX2_RX_COPY_THRESH, PCI_DMA_FROMDEVICE); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 2930 | |
Michael Chan | bb4f98a | 2008-06-19 16:38:19 -0700 | [diff] [blame] | 2931 | rxr->rx_prod_bseq += bp->rx_buf_use_size; |
Michael Chan | 236b639 | 2006-03-20 17:49:02 -0800 | [diff] [blame] | 2932 | |
| 2933 | prod_rx_buf->skb = skb; |
Michael Chan | a33fa66 | 2010-05-06 08:58:13 +0000 | [diff] [blame] | 2934 | prod_rx_buf->desc = (struct l2_fhdr *) skb->data; |
Michael Chan | 236b639 | 2006-03-20 17:49:02 -0800 | [diff] [blame] | 2935 | |
| 2936 | if (cons == prod) |
| 2937 | return; |
| 2938 | |
FUJITA Tomonori | 1a4ccc2 | 2010-04-01 16:56:57 +0000 | [diff] [blame] | 2939 | dma_unmap_addr_set(prod_rx_buf, mapping, |
| 2940 | dma_unmap_addr(cons_rx_buf, mapping)); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 2941 | |
Michael Chan | bb4f98a | 2008-06-19 16:38:19 -0700 | [diff] [blame] | 2942 | cons_bd = &rxr->rx_desc_ring[RX_RING(cons)][RX_IDX(cons)]; |
| 2943 | prod_bd = &rxr->rx_desc_ring[RX_RING(prod)][RX_IDX(prod)]; |
Michael Chan | 236b639 | 2006-03-20 17:49:02 -0800 | [diff] [blame] | 2944 | prod_bd->rx_bd_haddr_hi = cons_bd->rx_bd_haddr_hi; |
| 2945 | prod_bd->rx_bd_haddr_lo = cons_bd->rx_bd_haddr_lo; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 2946 | } |
| 2947 | |
Michael Chan | 85833c6 | 2007-12-12 11:17:01 -0800 | [diff] [blame] | 2948 | static int |
Michael Chan | bb4f98a | 2008-06-19 16:38:19 -0700 | [diff] [blame] | 2949 | bnx2_rx_skb(struct bnx2 *bp, struct bnx2_rx_ring_info *rxr, struct sk_buff *skb, |
Michael Chan | a1f6019 | 2007-12-20 19:57:19 -0800 | [diff] [blame] | 2950 | unsigned int len, unsigned int hdr_len, dma_addr_t dma_addr, |
| 2951 | u32 ring_idx) |
Michael Chan | 85833c6 | 2007-12-12 11:17:01 -0800 | [diff] [blame] | 2952 | { |
| 2953 | int err; |
| 2954 | u16 prod = ring_idx & 0xffff; |
| 2955 | |
Stanislaw Gruszka | a2df00a | 2010-07-15 22:55:40 +0000 | [diff] [blame] | 2956 | err = bnx2_alloc_rx_skb(bp, rxr, prod, GFP_ATOMIC); |
Michael Chan | 85833c6 | 2007-12-12 11:17:01 -0800 | [diff] [blame] | 2957 | if (unlikely(err)) { |
Michael Chan | bb4f98a | 2008-06-19 16:38:19 -0700 | [diff] [blame] | 2958 | bnx2_reuse_rx_skb(bp, rxr, skb, (u16) (ring_idx >> 16), prod); |
Michael Chan | 1db82f2 | 2007-12-12 11:19:35 -0800 | [diff] [blame] | 2959 | if (hdr_len) { |
| 2960 | unsigned int raw_len = len + 4; |
| 2961 | int pages = PAGE_ALIGN(raw_len - hdr_len) >> PAGE_SHIFT; |
| 2962 | |
Michael Chan | bb4f98a | 2008-06-19 16:38:19 -0700 | [diff] [blame] | 2963 | bnx2_reuse_rx_skb_pages(bp, rxr, NULL, pages); |
Michael Chan | 1db82f2 | 2007-12-12 11:19:35 -0800 | [diff] [blame] | 2964 | } |
Michael Chan | 85833c6 | 2007-12-12 11:17:01 -0800 | [diff] [blame] | 2965 | return err; |
| 2966 | } |
| 2967 | |
Benjamin Li | d89cb6a | 2008-05-16 22:18:57 -0700 | [diff] [blame] | 2968 | skb_reserve(skb, BNX2_RX_OFFSET); |
Stanislaw Gruszka | 36227e8 | 2010-07-15 04:25:50 +0000 | [diff] [blame] | 2969 | dma_unmap_single(&bp->pdev->dev, dma_addr, bp->rx_buf_use_size, |
Michael Chan | 85833c6 | 2007-12-12 11:17:01 -0800 | [diff] [blame] | 2970 | PCI_DMA_FROMDEVICE); |
| 2971 | |
Michael Chan | 1db82f2 | 2007-12-12 11:19:35 -0800 | [diff] [blame] | 2972 | if (hdr_len == 0) { |
| 2973 | skb_put(skb, len); |
| 2974 | return 0; |
| 2975 | } else { |
| 2976 | unsigned int i, frag_len, frag_size, pages; |
| 2977 | struct sw_pg *rx_pg; |
Michael Chan | bb4f98a | 2008-06-19 16:38:19 -0700 | [diff] [blame] | 2978 | u16 pg_cons = rxr->rx_pg_cons; |
| 2979 | u16 pg_prod = rxr->rx_pg_prod; |
Michael Chan | 1db82f2 | 2007-12-12 11:19:35 -0800 | [diff] [blame] | 2980 | |
| 2981 | frag_size = len + 4 - hdr_len; |
| 2982 | pages = PAGE_ALIGN(frag_size) >> PAGE_SHIFT; |
| 2983 | skb_put(skb, hdr_len); |
| 2984 | |
| 2985 | for (i = 0; i < pages; i++) { |
Benjamin Li | 3d16af8 | 2008-10-09 12:26:41 -0700 | [diff] [blame] | 2986 | dma_addr_t mapping_old; |
| 2987 | |
Michael Chan | 1db82f2 | 2007-12-12 11:19:35 -0800 | [diff] [blame] | 2988 | frag_len = min(frag_size, (unsigned int) PAGE_SIZE); |
| 2989 | if (unlikely(frag_len <= 4)) { |
| 2990 | unsigned int tail = 4 - frag_len; |
| 2991 | |
Michael Chan | bb4f98a | 2008-06-19 16:38:19 -0700 | [diff] [blame] | 2992 | rxr->rx_pg_cons = pg_cons; |
| 2993 | rxr->rx_pg_prod = pg_prod; |
| 2994 | bnx2_reuse_rx_skb_pages(bp, rxr, NULL, |
Michael Chan | a1f6019 | 2007-12-20 19:57:19 -0800 | [diff] [blame] | 2995 | pages - i); |
Michael Chan | 1db82f2 | 2007-12-12 11:19:35 -0800 | [diff] [blame] | 2996 | skb->len -= tail; |
| 2997 | if (i == 0) { |
| 2998 | skb->tail -= tail; |
| 2999 | } else { |
| 3000 | skb_frag_t *frag = |
| 3001 | &skb_shinfo(skb)->frags[i - 1]; |
| 3002 | frag->size -= tail; |
| 3003 | skb->data_len -= tail; |
| 3004 | skb->truesize -= tail; |
| 3005 | } |
| 3006 | return 0; |
| 3007 | } |
Michael Chan | bb4f98a | 2008-06-19 16:38:19 -0700 | [diff] [blame] | 3008 | rx_pg = &rxr->rx_pg_ring[pg_cons]; |
Michael Chan | 1db82f2 | 2007-12-12 11:19:35 -0800 | [diff] [blame] | 3009 | |
Benjamin Li | 3d16af8 | 2008-10-09 12:26:41 -0700 | [diff] [blame] | 3010 | /* Don't unmap yet. If we're unable to allocate a new |
| 3011 | * page, we need to recycle the page and the DMA addr. |
| 3012 | */ |
FUJITA Tomonori | 1a4ccc2 | 2010-04-01 16:56:57 +0000 | [diff] [blame] | 3013 | mapping_old = dma_unmap_addr(rx_pg, mapping); |
Michael Chan | 1db82f2 | 2007-12-12 11:19:35 -0800 | [diff] [blame] | 3014 | if (i == pages - 1) |
| 3015 | frag_len -= 4; |
| 3016 | |
| 3017 | skb_fill_page_desc(skb, i, rx_pg->page, 0, frag_len); |
| 3018 | rx_pg->page = NULL; |
| 3019 | |
Michael Chan | bb4f98a | 2008-06-19 16:38:19 -0700 | [diff] [blame] | 3020 | err = bnx2_alloc_rx_page(bp, rxr, |
Stanislaw Gruszka | a2df00a | 2010-07-15 22:55:40 +0000 | [diff] [blame] | 3021 | RX_PG_RING_IDX(pg_prod), |
| 3022 | GFP_ATOMIC); |
Michael Chan | 1db82f2 | 2007-12-12 11:19:35 -0800 | [diff] [blame] | 3023 | if (unlikely(err)) { |
Michael Chan | bb4f98a | 2008-06-19 16:38:19 -0700 | [diff] [blame] | 3024 | rxr->rx_pg_cons = pg_cons; |
| 3025 | rxr->rx_pg_prod = pg_prod; |
| 3026 | bnx2_reuse_rx_skb_pages(bp, rxr, skb, |
Michael Chan | a1f6019 | 2007-12-20 19:57:19 -0800 | [diff] [blame] | 3027 | pages - i); |
Michael Chan | 1db82f2 | 2007-12-12 11:19:35 -0800 | [diff] [blame] | 3028 | return err; |
| 3029 | } |
| 3030 | |
Stanislaw Gruszka | 36227e8 | 2010-07-15 04:25:50 +0000 | [diff] [blame] | 3031 | dma_unmap_page(&bp->pdev->dev, mapping_old, |
Benjamin Li | 3d16af8 | 2008-10-09 12:26:41 -0700 | [diff] [blame] | 3032 | PAGE_SIZE, PCI_DMA_FROMDEVICE); |
| 3033 | |
Michael Chan | 1db82f2 | 2007-12-12 11:19:35 -0800 | [diff] [blame] | 3034 | frag_size -= frag_len; |
| 3035 | skb->data_len += frag_len; |
| 3036 | skb->truesize += frag_len; |
| 3037 | skb->len += frag_len; |
| 3038 | |
| 3039 | pg_prod = NEXT_RX_BD(pg_prod); |
| 3040 | pg_cons = RX_PG_RING_IDX(NEXT_RX_BD(pg_cons)); |
| 3041 | } |
Michael Chan | bb4f98a | 2008-06-19 16:38:19 -0700 | [diff] [blame] | 3042 | rxr->rx_pg_prod = pg_prod; |
| 3043 | rxr->rx_pg_cons = pg_cons; |
Michael Chan | 1db82f2 | 2007-12-12 11:19:35 -0800 | [diff] [blame] | 3044 | } |
Michael Chan | 85833c6 | 2007-12-12 11:17:01 -0800 | [diff] [blame] | 3045 | return 0; |
| 3046 | } |
| 3047 | |
Michael Chan | c09c262 | 2007-12-10 17:18:37 -0800 | [diff] [blame] | 3048 | static inline u16 |
Michael Chan | 35efa7c | 2007-12-20 19:56:37 -0800 | [diff] [blame] | 3049 | bnx2_get_hw_rx_cons(struct bnx2_napi *bnapi) |
Michael Chan | c09c262 | 2007-12-10 17:18:37 -0800 | [diff] [blame] | 3050 | { |
Michael Chan | bb4f98a | 2008-06-19 16:38:19 -0700 | [diff] [blame] | 3051 | u16 cons; |
| 3052 | |
Michael Chan | 43e80b8 | 2008-06-19 16:41:08 -0700 | [diff] [blame] | 3053 | /* Tell compiler that status block fields can change. */ |
| 3054 | barrier(); |
| 3055 | cons = *bnapi->hw_rx_cons_ptr; |
Michael Chan | 581daf7 | 2009-05-06 16:46:47 -0700 | [diff] [blame] | 3056 | barrier(); |
Michael Chan | c09c262 | 2007-12-10 17:18:37 -0800 | [diff] [blame] | 3057 | if (unlikely((cons & MAX_RX_DESC_CNT) == MAX_RX_DESC_CNT)) |
| 3058 | cons++; |
| 3059 | return cons; |
| 3060 | } |
| 3061 | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 3062 | static int |
Michael Chan | 35efa7c | 2007-12-20 19:56:37 -0800 | [diff] [blame] | 3063 | bnx2_rx_int(struct bnx2 *bp, struct bnx2_napi *bnapi, int budget) |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 3064 | { |
Michael Chan | bb4f98a | 2008-06-19 16:38:19 -0700 | [diff] [blame] | 3065 | struct bnx2_rx_ring_info *rxr = &bnapi->rx_ring; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 3066 | u16 hw_cons, sw_cons, sw_ring_cons, sw_prod, sw_ring_prod; |
| 3067 | struct l2_fhdr *rx_hdr; |
Michael Chan | 1db82f2 | 2007-12-12 11:19:35 -0800 | [diff] [blame] | 3068 | int rx_pkt = 0, pg_ring_used = 0; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 3069 | |
Michael Chan | 35efa7c | 2007-12-20 19:56:37 -0800 | [diff] [blame] | 3070 | hw_cons = bnx2_get_hw_rx_cons(bnapi); |
Michael Chan | bb4f98a | 2008-06-19 16:38:19 -0700 | [diff] [blame] | 3071 | sw_cons = rxr->rx_cons; |
| 3072 | sw_prod = rxr->rx_prod; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 3073 | |
| 3074 | /* Memory barrier necessary as speculative reads of the rx |
| 3075 | * buffer can be ahead of the index in the status block |
| 3076 | */ |
| 3077 | rmb(); |
| 3078 | while (sw_cons != hw_cons) { |
Michael Chan | 1db82f2 | 2007-12-12 11:19:35 -0800 | [diff] [blame] | 3079 | unsigned int len, hdr_len; |
Michael Chan | ade2bfe | 2006-01-23 16:09:51 -0800 | [diff] [blame] | 3080 | u32 status; |
Michael Chan | a33fa66 | 2010-05-06 08:58:13 +0000 | [diff] [blame] | 3081 | struct sw_bd *rx_buf, *next_rx_buf; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 3082 | struct sk_buff *skb; |
Michael Chan | 236b639 | 2006-03-20 17:49:02 -0800 | [diff] [blame] | 3083 | dma_addr_t dma_addr; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 3084 | |
| 3085 | sw_ring_cons = RX_RING_IDX(sw_cons); |
| 3086 | sw_ring_prod = RX_RING_IDX(sw_prod); |
| 3087 | |
Michael Chan | bb4f98a | 2008-06-19 16:38:19 -0700 | [diff] [blame] | 3088 | rx_buf = &rxr->rx_buf_ring[sw_ring_cons]; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 3089 | skb = rx_buf->skb; |
Michael Chan | a33fa66 | 2010-05-06 08:58:13 +0000 | [diff] [blame] | 3090 | prefetchw(skb); |
Michael Chan | 236b639 | 2006-03-20 17:49:02 -0800 | [diff] [blame] | 3091 | |
FUJITA Tomonori | aabef8b | 2010-06-17 08:56:05 -0700 | [diff] [blame] | 3092 | next_rx_buf = |
| 3093 | &rxr->rx_buf_ring[RX_RING_IDX(NEXT_RX_BD(sw_cons))]; |
| 3094 | prefetch(next_rx_buf->desc); |
| 3095 | |
Michael Chan | 236b639 | 2006-03-20 17:49:02 -0800 | [diff] [blame] | 3096 | rx_buf->skb = NULL; |
| 3097 | |
FUJITA Tomonori | 1a4ccc2 | 2010-04-01 16:56:57 +0000 | [diff] [blame] | 3098 | dma_addr = dma_unmap_addr(rx_buf, mapping); |
Michael Chan | 236b639 | 2006-03-20 17:49:02 -0800 | [diff] [blame] | 3099 | |
Stanislaw Gruszka | 36227e8 | 2010-07-15 04:25:50 +0000 | [diff] [blame] | 3100 | dma_sync_single_for_cpu(&bp->pdev->dev, dma_addr, |
Benjamin Li | 601d3d1 | 2008-05-16 22:19:35 -0700 | [diff] [blame] | 3101 | BNX2_RX_OFFSET + BNX2_RX_COPY_THRESH, |
| 3102 | PCI_DMA_FROMDEVICE); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 3103 | |
Michael Chan | a33fa66 | 2010-05-06 08:58:13 +0000 | [diff] [blame] | 3104 | rx_hdr = rx_buf->desc; |
Michael Chan | 1db82f2 | 2007-12-12 11:19:35 -0800 | [diff] [blame] | 3105 | len = rx_hdr->l2_fhdr_pkt_len; |
Michael Chan | 990ec38 | 2009-02-12 16:54:13 -0800 | [diff] [blame] | 3106 | status = rx_hdr->l2_fhdr_status; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 3107 | |
Michael Chan | 1db82f2 | 2007-12-12 11:19:35 -0800 | [diff] [blame] | 3108 | hdr_len = 0; |
| 3109 | if (status & L2_FHDR_STATUS_SPLIT) { |
| 3110 | hdr_len = rx_hdr->l2_fhdr_ip_xsum; |
| 3111 | pg_ring_used = 1; |
| 3112 | } else if (len > bp->rx_jumbo_thresh) { |
| 3113 | hdr_len = bp->rx_jumbo_thresh; |
| 3114 | pg_ring_used = 1; |
| 3115 | } |
| 3116 | |
Michael Chan | 990ec38 | 2009-02-12 16:54:13 -0800 | [diff] [blame] | 3117 | if (unlikely(status & (L2_FHDR_ERRORS_BAD_CRC | |
| 3118 | L2_FHDR_ERRORS_PHY_DECODE | |
| 3119 | L2_FHDR_ERRORS_ALIGNMENT | |
| 3120 | L2_FHDR_ERRORS_TOO_SHORT | |
| 3121 | L2_FHDR_ERRORS_GIANT_FRAME))) { |
| 3122 | |
| 3123 | bnx2_reuse_rx_skb(bp, rxr, skb, sw_ring_cons, |
| 3124 | sw_ring_prod); |
| 3125 | if (pg_ring_used) { |
| 3126 | int pages; |
| 3127 | |
| 3128 | pages = PAGE_ALIGN(len - hdr_len) >> PAGE_SHIFT; |
| 3129 | |
| 3130 | bnx2_reuse_rx_skb_pages(bp, rxr, NULL, pages); |
| 3131 | } |
| 3132 | goto next_rx; |
| 3133 | } |
| 3134 | |
Michael Chan | 1db82f2 | 2007-12-12 11:19:35 -0800 | [diff] [blame] | 3135 | len -= 4; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 3136 | |
Michael Chan | 5d5d001 | 2007-12-12 11:17:43 -0800 | [diff] [blame] | 3137 | if (len <= bp->rx_copy_thresh) { |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 3138 | struct sk_buff *new_skb; |
| 3139 | |
Michael Chan | f22828e | 2008-08-14 15:30:14 -0700 | [diff] [blame] | 3140 | new_skb = netdev_alloc_skb(bp->dev, len + 6); |
Michael Chan | 85833c6 | 2007-12-12 11:17:01 -0800 | [diff] [blame] | 3141 | if (new_skb == NULL) { |
Michael Chan | bb4f98a | 2008-06-19 16:38:19 -0700 | [diff] [blame] | 3142 | bnx2_reuse_rx_skb(bp, rxr, skb, sw_ring_cons, |
Michael Chan | 85833c6 | 2007-12-12 11:17:01 -0800 | [diff] [blame] | 3143 | sw_ring_prod); |
| 3144 | goto next_rx; |
| 3145 | } |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 3146 | |
| 3147 | /* aligned copy */ |
Benjamin Li | d89cb6a | 2008-05-16 22:18:57 -0700 | [diff] [blame] | 3148 | skb_copy_from_linear_data_offset(skb, |
Michael Chan | f22828e | 2008-08-14 15:30:14 -0700 | [diff] [blame] | 3149 | BNX2_RX_OFFSET - 6, |
| 3150 | new_skb->data, len + 6); |
| 3151 | skb_reserve(new_skb, 6); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 3152 | skb_put(new_skb, len); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 3153 | |
Michael Chan | bb4f98a | 2008-06-19 16:38:19 -0700 | [diff] [blame] | 3154 | bnx2_reuse_rx_skb(bp, rxr, skb, |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 3155 | sw_ring_cons, sw_ring_prod); |
| 3156 | |
| 3157 | skb = new_skb; |
Michael Chan | bb4f98a | 2008-06-19 16:38:19 -0700 | [diff] [blame] | 3158 | } else if (unlikely(bnx2_rx_skb(bp, rxr, skb, len, hdr_len, |
Michael Chan | a1f6019 | 2007-12-20 19:57:19 -0800 | [diff] [blame] | 3159 | dma_addr, (sw_ring_cons << 16) | sw_ring_prod))) |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 3160 | goto next_rx; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 3161 | |
Michael Chan | f22828e | 2008-08-14 15:30:14 -0700 | [diff] [blame] | 3162 | if ((status & L2_FHDR_STATUS_L2_VLAN_TAG) && |
Jesse Gross | 7d0fd21 | 2010-10-20 13:56:09 +0000 | [diff] [blame] | 3163 | !(bp->rx_mode & BNX2_EMAC_RX_MODE_KEEP_VLAN_TAG)) |
| 3164 | __vlan_hwaccel_put_tag(skb, rx_hdr->l2_fhdr_vlan_tag); |
Michael Chan | f22828e | 2008-08-14 15:30:14 -0700 | [diff] [blame] | 3165 | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 3166 | skb->protocol = eth_type_trans(skb, bp->dev); |
| 3167 | |
| 3168 | if ((len > (bp->dev->mtu + ETH_HLEN)) && |
Alexey Dobriyan | d1e100b | 2006-06-11 20:57:17 -0700 | [diff] [blame] | 3169 | (ntohs(skb->protocol) != 0x8100)) { |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 3170 | |
Michael Chan | 745720e | 2006-06-29 12:37:41 -0700 | [diff] [blame] | 3171 | dev_kfree_skb(skb); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 3172 | goto next_rx; |
| 3173 | |
| 3174 | } |
| 3175 | |
Eric Dumazet | bc8acf2 | 2010-09-02 13:07:41 -0700 | [diff] [blame] | 3176 | skb_checksum_none_assert(skb); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 3177 | if (bp->rx_csum && |
| 3178 | (status & (L2_FHDR_STATUS_TCP_SEGMENT | |
| 3179 | L2_FHDR_STATUS_UDP_DATAGRAM))) { |
| 3180 | |
Michael Chan | ade2bfe | 2006-01-23 16:09:51 -0800 | [diff] [blame] | 3181 | if (likely((status & (L2_FHDR_ERRORS_TCP_XSUM | |
| 3182 | L2_FHDR_ERRORS_UDP_XSUM)) == 0)) |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 3183 | skb->ip_summed = CHECKSUM_UNNECESSARY; |
| 3184 | } |
Michael Chan | fdc8541 | 2010-07-03 20:42:16 +0000 | [diff] [blame] | 3185 | if ((bp->dev->features & NETIF_F_RXHASH) && |
| 3186 | ((status & L2_FHDR_STATUS_USE_RXHASH) == |
| 3187 | L2_FHDR_STATUS_USE_RXHASH)) |
| 3188 | skb->rxhash = rx_hdr->l2_fhdr_hash; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 3189 | |
David S. Miller | 0c8dfc8 | 2009-01-27 16:22:32 -0800 | [diff] [blame] | 3190 | skb_record_rx_queue(skb, bnapi - &bp->bnx2_napi[0]); |
Jesse Gross | 7d0fd21 | 2010-10-20 13:56:09 +0000 | [diff] [blame] | 3191 | napi_gro_receive(&bnapi->napi, skb); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 3192 | rx_pkt++; |
| 3193 | |
| 3194 | next_rx: |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 3195 | sw_cons = NEXT_RX_BD(sw_cons); |
| 3196 | sw_prod = NEXT_RX_BD(sw_prod); |
| 3197 | |
| 3198 | if ((rx_pkt == budget)) |
| 3199 | break; |
Michael Chan | f4e418f | 2005-11-04 08:53:48 -0800 | [diff] [blame] | 3200 | |
| 3201 | /* Refresh hw_cons to see if there is new work */ |
| 3202 | if (sw_cons == hw_cons) { |
Michael Chan | 35efa7c | 2007-12-20 19:56:37 -0800 | [diff] [blame] | 3203 | hw_cons = bnx2_get_hw_rx_cons(bnapi); |
Michael Chan | f4e418f | 2005-11-04 08:53:48 -0800 | [diff] [blame] | 3204 | rmb(); |
| 3205 | } |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 3206 | } |
Michael Chan | bb4f98a | 2008-06-19 16:38:19 -0700 | [diff] [blame] | 3207 | rxr->rx_cons = sw_cons; |
| 3208 | rxr->rx_prod = sw_prod; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 3209 | |
Michael Chan | 1db82f2 | 2007-12-12 11:19:35 -0800 | [diff] [blame] | 3210 | if (pg_ring_used) |
Michael Chan | bb4f98a | 2008-06-19 16:38:19 -0700 | [diff] [blame] | 3211 | REG_WR16(bp, rxr->rx_pg_bidx_addr, rxr->rx_pg_prod); |
Michael Chan | 1db82f2 | 2007-12-12 11:19:35 -0800 | [diff] [blame] | 3212 | |
Michael Chan | bb4f98a | 2008-06-19 16:38:19 -0700 | [diff] [blame] | 3213 | REG_WR16(bp, rxr->rx_bidx_addr, sw_prod); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 3214 | |
Michael Chan | bb4f98a | 2008-06-19 16:38:19 -0700 | [diff] [blame] | 3215 | REG_WR(bp, rxr->rx_bseq_addr, rxr->rx_prod_bseq); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 3216 | |
| 3217 | mmiowb(); |
| 3218 | |
| 3219 | return rx_pkt; |
| 3220 | |
| 3221 | } |
| 3222 | |
| 3223 | /* MSI ISR - The only difference between this and the INTx ISR |
| 3224 | * is that the MSI interrupt is always serviced. |
| 3225 | */ |
| 3226 | static irqreturn_t |
David Howells | 7d12e78 | 2006-10-05 14:55:46 +0100 | [diff] [blame] | 3227 | bnx2_msi(int irq, void *dev_instance) |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 3228 | { |
Michael Chan | f0ea2e6 | 2008-06-19 16:41:57 -0700 | [diff] [blame] | 3229 | struct bnx2_napi *bnapi = dev_instance; |
| 3230 | struct bnx2 *bp = bnapi->bp; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 3231 | |
Michael Chan | 43e80b8 | 2008-06-19 16:41:08 -0700 | [diff] [blame] | 3232 | prefetch(bnapi->status_blk.msi); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 3233 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, |
| 3234 | BNX2_PCICFG_INT_ACK_CMD_USE_INT_HC_PARAM | |
| 3235 | BNX2_PCICFG_INT_ACK_CMD_MASK_INT); |
| 3236 | |
| 3237 | /* Return here if interrupt is disabled. */ |
Michael Chan | 73eef4c | 2005-08-25 15:39:15 -0700 | [diff] [blame] | 3238 | if (unlikely(atomic_read(&bp->intr_sem) != 0)) |
| 3239 | return IRQ_HANDLED; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 3240 | |
Ben Hutchings | 288379f | 2009-01-19 16:43:59 -0800 | [diff] [blame] | 3241 | napi_schedule(&bnapi->napi); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 3242 | |
Michael Chan | 73eef4c | 2005-08-25 15:39:15 -0700 | [diff] [blame] | 3243 | return IRQ_HANDLED; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 3244 | } |
| 3245 | |
| 3246 | static irqreturn_t |
Michael Chan | 8e6a72c | 2007-05-03 13:24:48 -0700 | [diff] [blame] | 3247 | bnx2_msi_1shot(int irq, void *dev_instance) |
| 3248 | { |
Michael Chan | f0ea2e6 | 2008-06-19 16:41:57 -0700 | [diff] [blame] | 3249 | struct bnx2_napi *bnapi = dev_instance; |
| 3250 | struct bnx2 *bp = bnapi->bp; |
Michael Chan | 8e6a72c | 2007-05-03 13:24:48 -0700 | [diff] [blame] | 3251 | |
Michael Chan | 43e80b8 | 2008-06-19 16:41:08 -0700 | [diff] [blame] | 3252 | prefetch(bnapi->status_blk.msi); |
Michael Chan | 8e6a72c | 2007-05-03 13:24:48 -0700 | [diff] [blame] | 3253 | |
| 3254 | /* Return here if interrupt is disabled. */ |
| 3255 | if (unlikely(atomic_read(&bp->intr_sem) != 0)) |
| 3256 | return IRQ_HANDLED; |
| 3257 | |
Ben Hutchings | 288379f | 2009-01-19 16:43:59 -0800 | [diff] [blame] | 3258 | napi_schedule(&bnapi->napi); |
Michael Chan | 8e6a72c | 2007-05-03 13:24:48 -0700 | [diff] [blame] | 3259 | |
| 3260 | return IRQ_HANDLED; |
| 3261 | } |
| 3262 | |
| 3263 | static irqreturn_t |
David Howells | 7d12e78 | 2006-10-05 14:55:46 +0100 | [diff] [blame] | 3264 | bnx2_interrupt(int irq, void *dev_instance) |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 3265 | { |
Michael Chan | f0ea2e6 | 2008-06-19 16:41:57 -0700 | [diff] [blame] | 3266 | struct bnx2_napi *bnapi = dev_instance; |
| 3267 | struct bnx2 *bp = bnapi->bp; |
Michael Chan | 43e80b8 | 2008-06-19 16:41:08 -0700 | [diff] [blame] | 3268 | struct status_block *sblk = bnapi->status_blk.msi; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 3269 | |
| 3270 | /* When using INTx, it is possible for the interrupt to arrive |
| 3271 | * at the CPU before the status block posted prior to the |
| 3272 | * interrupt. Reading a register will flush the status block. |
| 3273 | * When using MSI, the MSI message will always complete after |
| 3274 | * the status block write. |
| 3275 | */ |
Michael Chan | 35efa7c | 2007-12-20 19:56:37 -0800 | [diff] [blame] | 3276 | if ((sblk->status_idx == bnapi->last_status_idx) && |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 3277 | (REG_RD(bp, BNX2_PCICFG_MISC_STATUS) & |
| 3278 | BNX2_PCICFG_MISC_STATUS_INTA_VALUE)) |
Michael Chan | 73eef4c | 2005-08-25 15:39:15 -0700 | [diff] [blame] | 3279 | return IRQ_NONE; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 3280 | |
| 3281 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, |
| 3282 | BNX2_PCICFG_INT_ACK_CMD_USE_INT_HC_PARAM | |
| 3283 | BNX2_PCICFG_INT_ACK_CMD_MASK_INT); |
| 3284 | |
Michael Chan | b8a7ce7 | 2007-07-07 22:51:03 -0700 | [diff] [blame] | 3285 | /* Read back to deassert IRQ immediately to avoid too many |
| 3286 | * spurious interrupts. |
| 3287 | */ |
| 3288 | REG_RD(bp, BNX2_PCICFG_INT_ACK_CMD); |
| 3289 | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 3290 | /* Return here if interrupt is shared and is disabled. */ |
Michael Chan | 73eef4c | 2005-08-25 15:39:15 -0700 | [diff] [blame] | 3291 | if (unlikely(atomic_read(&bp->intr_sem) != 0)) |
| 3292 | return IRQ_HANDLED; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 3293 | |
Ben Hutchings | 288379f | 2009-01-19 16:43:59 -0800 | [diff] [blame] | 3294 | if (napi_schedule_prep(&bnapi->napi)) { |
Michael Chan | 35efa7c | 2007-12-20 19:56:37 -0800 | [diff] [blame] | 3295 | bnapi->last_status_idx = sblk->status_idx; |
Ben Hutchings | 288379f | 2009-01-19 16:43:59 -0800 | [diff] [blame] | 3296 | __napi_schedule(&bnapi->napi); |
Michael Chan | b8a7ce7 | 2007-07-07 22:51:03 -0700 | [diff] [blame] | 3297 | } |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 3298 | |
Michael Chan | 73eef4c | 2005-08-25 15:39:15 -0700 | [diff] [blame] | 3299 | return IRQ_HANDLED; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 3300 | } |
| 3301 | |
Michael Chan | 43e80b8 | 2008-06-19 16:41:08 -0700 | [diff] [blame] | 3302 | static inline int |
| 3303 | bnx2_has_fast_work(struct bnx2_napi *bnapi) |
| 3304 | { |
| 3305 | struct bnx2_tx_ring_info *txr = &bnapi->tx_ring; |
| 3306 | struct bnx2_rx_ring_info *rxr = &bnapi->rx_ring; |
| 3307 | |
| 3308 | if ((bnx2_get_hw_rx_cons(bnapi) != rxr->rx_cons) || |
| 3309 | (bnx2_get_hw_tx_cons(bnapi) != txr->hw_tx_cons)) |
| 3310 | return 1; |
| 3311 | return 0; |
| 3312 | } |
| 3313 | |
Michael Chan | 0d8a6571 | 2007-07-07 22:49:43 -0700 | [diff] [blame] | 3314 | #define STATUS_ATTN_EVENTS (STATUS_ATTN_BITS_LINK_STATE | \ |
| 3315 | STATUS_ATTN_BITS_TIMER_ABORT) |
Michael Chan | da3e4fb | 2007-05-03 13:24:23 -0700 | [diff] [blame] | 3316 | |
Michael Chan | f4e418f | 2005-11-04 08:53:48 -0800 | [diff] [blame] | 3317 | static inline int |
Michael Chan | 35efa7c | 2007-12-20 19:56:37 -0800 | [diff] [blame] | 3318 | bnx2_has_work(struct bnx2_napi *bnapi) |
Michael Chan | f4e418f | 2005-11-04 08:53:48 -0800 | [diff] [blame] | 3319 | { |
Michael Chan | 43e80b8 | 2008-06-19 16:41:08 -0700 | [diff] [blame] | 3320 | struct status_block *sblk = bnapi->status_blk.msi; |
Michael Chan | f4e418f | 2005-11-04 08:53:48 -0800 | [diff] [blame] | 3321 | |
Michael Chan | 43e80b8 | 2008-06-19 16:41:08 -0700 | [diff] [blame] | 3322 | if (bnx2_has_fast_work(bnapi)) |
Michael Chan | f4e418f | 2005-11-04 08:53:48 -0800 | [diff] [blame] | 3323 | return 1; |
| 3324 | |
Michael Chan | 4edd473 | 2009-06-08 18:14:42 -0700 | [diff] [blame] | 3325 | #ifdef BCM_CNIC |
| 3326 | if (bnapi->cnic_present && (bnapi->cnic_tag != sblk->status_idx)) |
| 3327 | return 1; |
| 3328 | #endif |
| 3329 | |
Michael Chan | da3e4fb | 2007-05-03 13:24:23 -0700 | [diff] [blame] | 3330 | if ((sblk->status_attn_bits & STATUS_ATTN_EVENTS) != |
| 3331 | (sblk->status_attn_bits_ack & STATUS_ATTN_EVENTS)) |
Michael Chan | f4e418f | 2005-11-04 08:53:48 -0800 | [diff] [blame] | 3332 | return 1; |
| 3333 | |
| 3334 | return 0; |
| 3335 | } |
| 3336 | |
Michael Chan | efba018 | 2008-12-03 00:36:15 -0800 | [diff] [blame] | 3337 | static void |
| 3338 | bnx2_chk_missed_msi(struct bnx2 *bp) |
| 3339 | { |
| 3340 | struct bnx2_napi *bnapi = &bp->bnx2_napi[0]; |
| 3341 | u32 msi_ctrl; |
| 3342 | |
| 3343 | if (bnx2_has_work(bnapi)) { |
| 3344 | msi_ctrl = REG_RD(bp, BNX2_PCICFG_MSI_CONTROL); |
| 3345 | if (!(msi_ctrl & BNX2_PCICFG_MSI_CONTROL_ENABLE)) |
| 3346 | return; |
| 3347 | |
| 3348 | if (bnapi->last_status_idx == bp->idle_chk_status_idx) { |
| 3349 | REG_WR(bp, BNX2_PCICFG_MSI_CONTROL, msi_ctrl & |
| 3350 | ~BNX2_PCICFG_MSI_CONTROL_ENABLE); |
| 3351 | REG_WR(bp, BNX2_PCICFG_MSI_CONTROL, msi_ctrl); |
| 3352 | bnx2_msi(bp->irq_tbl[0].vector, bnapi); |
| 3353 | } |
| 3354 | } |
| 3355 | |
| 3356 | bp->idle_chk_status_idx = bnapi->last_status_idx; |
| 3357 | } |
| 3358 | |
Michael Chan | 4edd473 | 2009-06-08 18:14:42 -0700 | [diff] [blame] | 3359 | #ifdef BCM_CNIC |
| 3360 | static void bnx2_poll_cnic(struct bnx2 *bp, struct bnx2_napi *bnapi) |
| 3361 | { |
| 3362 | struct cnic_ops *c_ops; |
| 3363 | |
| 3364 | if (!bnapi->cnic_present) |
| 3365 | return; |
| 3366 | |
| 3367 | rcu_read_lock(); |
| 3368 | c_ops = rcu_dereference(bp->cnic_ops); |
| 3369 | if (c_ops) |
| 3370 | bnapi->cnic_tag = c_ops->cnic_handler(bp->cnic_data, |
| 3371 | bnapi->status_blk.msi); |
| 3372 | rcu_read_unlock(); |
| 3373 | } |
| 3374 | #endif |
| 3375 | |
Michael Chan | 43e80b8 | 2008-06-19 16:41:08 -0700 | [diff] [blame] | 3376 | static void bnx2_poll_link(struct bnx2 *bp, struct bnx2_napi *bnapi) |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 3377 | { |
Michael Chan | 43e80b8 | 2008-06-19 16:41:08 -0700 | [diff] [blame] | 3378 | struct status_block *sblk = bnapi->status_blk.msi; |
Michael Chan | da3e4fb | 2007-05-03 13:24:23 -0700 | [diff] [blame] | 3379 | u32 status_attn_bits = sblk->status_attn_bits; |
| 3380 | u32 status_attn_bits_ack = sblk->status_attn_bits_ack; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 3381 | |
Michael Chan | da3e4fb | 2007-05-03 13:24:23 -0700 | [diff] [blame] | 3382 | if ((status_attn_bits & STATUS_ATTN_EVENTS) != |
| 3383 | (status_attn_bits_ack & STATUS_ATTN_EVENTS)) { |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 3384 | |
Michael Chan | 35efa7c | 2007-12-20 19:56:37 -0800 | [diff] [blame] | 3385 | bnx2_phy_int(bp, bnapi); |
Michael Chan | bf5295b | 2006-03-23 01:11:56 -0800 | [diff] [blame] | 3386 | |
| 3387 | /* This is needed to take care of transient status |
| 3388 | * during link changes. |
| 3389 | */ |
| 3390 | REG_WR(bp, BNX2_HC_COMMAND, |
| 3391 | bp->hc_cmd | BNX2_HC_COMMAND_COAL_NOW_WO_INT); |
| 3392 | REG_RD(bp, BNX2_HC_COMMAND); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 3393 | } |
Michael Chan | 43e80b8 | 2008-06-19 16:41:08 -0700 | [diff] [blame] | 3394 | } |
| 3395 | |
| 3396 | static int bnx2_poll_work(struct bnx2 *bp, struct bnx2_napi *bnapi, |
| 3397 | int work_done, int budget) |
| 3398 | { |
| 3399 | struct bnx2_tx_ring_info *txr = &bnapi->tx_ring; |
| 3400 | struct bnx2_rx_ring_info *rxr = &bnapi->rx_ring; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 3401 | |
Michael Chan | 35e9010 | 2008-06-19 16:37:42 -0700 | [diff] [blame] | 3402 | if (bnx2_get_hw_tx_cons(bnapi) != txr->hw_tx_cons) |
Michael Chan | 57851d8 | 2007-12-20 20:01:44 -0800 | [diff] [blame] | 3403 | bnx2_tx_int(bp, bnapi, 0); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 3404 | |
Michael Chan | bb4f98a | 2008-06-19 16:38:19 -0700 | [diff] [blame] | 3405 | if (bnx2_get_hw_rx_cons(bnapi) != rxr->rx_cons) |
Michael Chan | 35efa7c | 2007-12-20 19:56:37 -0800 | [diff] [blame] | 3406 | work_done += bnx2_rx_int(bp, bnapi, budget - work_done); |
Jeff Garzik | 6aa20a2 | 2006-09-13 13:24:59 -0400 | [diff] [blame] | 3407 | |
David S. Miller | 6f53576 | 2007-10-11 18:08:29 -0700 | [diff] [blame] | 3408 | return work_done; |
| 3409 | } |
Michael Chan | f4e418f | 2005-11-04 08:53:48 -0800 | [diff] [blame] | 3410 | |
Michael Chan | f0ea2e6 | 2008-06-19 16:41:57 -0700 | [diff] [blame] | 3411 | static int bnx2_poll_msix(struct napi_struct *napi, int budget) |
| 3412 | { |
| 3413 | struct bnx2_napi *bnapi = container_of(napi, struct bnx2_napi, napi); |
| 3414 | struct bnx2 *bp = bnapi->bp; |
| 3415 | int work_done = 0; |
| 3416 | struct status_block_msix *sblk = bnapi->status_blk.msix; |
| 3417 | |
| 3418 | while (1) { |
| 3419 | work_done = bnx2_poll_work(bp, bnapi, work_done, budget); |
| 3420 | if (unlikely(work_done >= budget)) |
| 3421 | break; |
| 3422 | |
| 3423 | bnapi->last_status_idx = sblk->status_idx; |
| 3424 | /* status idx must be read before checking for more work. */ |
| 3425 | rmb(); |
| 3426 | if (likely(!bnx2_has_fast_work(bnapi))) { |
| 3427 | |
Ben Hutchings | 288379f | 2009-01-19 16:43:59 -0800 | [diff] [blame] | 3428 | napi_complete(napi); |
Michael Chan | f0ea2e6 | 2008-06-19 16:41:57 -0700 | [diff] [blame] | 3429 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, bnapi->int_num | |
| 3430 | BNX2_PCICFG_INT_ACK_CMD_INDEX_VALID | |
| 3431 | bnapi->last_status_idx); |
| 3432 | break; |
| 3433 | } |
| 3434 | } |
| 3435 | return work_done; |
| 3436 | } |
| 3437 | |
David S. Miller | 6f53576 | 2007-10-11 18:08:29 -0700 | [diff] [blame] | 3438 | static int bnx2_poll(struct napi_struct *napi, int budget) |
| 3439 | { |
Michael Chan | 35efa7c | 2007-12-20 19:56:37 -0800 | [diff] [blame] | 3440 | struct bnx2_napi *bnapi = container_of(napi, struct bnx2_napi, napi); |
| 3441 | struct bnx2 *bp = bnapi->bp; |
David S. Miller | 6f53576 | 2007-10-11 18:08:29 -0700 | [diff] [blame] | 3442 | int work_done = 0; |
Michael Chan | 43e80b8 | 2008-06-19 16:41:08 -0700 | [diff] [blame] | 3443 | struct status_block *sblk = bnapi->status_blk.msi; |
David S. Miller | 6f53576 | 2007-10-11 18:08:29 -0700 | [diff] [blame] | 3444 | |
| 3445 | while (1) { |
Michael Chan | 43e80b8 | 2008-06-19 16:41:08 -0700 | [diff] [blame] | 3446 | bnx2_poll_link(bp, bnapi); |
| 3447 | |
Michael Chan | 35efa7c | 2007-12-20 19:56:37 -0800 | [diff] [blame] | 3448 | work_done = bnx2_poll_work(bp, bnapi, work_done, budget); |
David S. Miller | 6f53576 | 2007-10-11 18:08:29 -0700 | [diff] [blame] | 3449 | |
Michael Chan | 4edd473 | 2009-06-08 18:14:42 -0700 | [diff] [blame] | 3450 | #ifdef BCM_CNIC |
| 3451 | bnx2_poll_cnic(bp, bnapi); |
| 3452 | #endif |
| 3453 | |
Michael Chan | 35efa7c | 2007-12-20 19:56:37 -0800 | [diff] [blame] | 3454 | /* bnapi->last_status_idx is used below to tell the hw how |
Michael Chan | 6dee642 | 2007-10-12 01:40:38 -0700 | [diff] [blame] | 3455 | * much work has been processed, so we must read it before |
| 3456 | * checking for more work. |
| 3457 | */ |
Michael Chan | 35efa7c | 2007-12-20 19:56:37 -0800 | [diff] [blame] | 3458 | bnapi->last_status_idx = sblk->status_idx; |
Michael Chan | efba018 | 2008-12-03 00:36:15 -0800 | [diff] [blame] | 3459 | |
| 3460 | if (unlikely(work_done >= budget)) |
| 3461 | break; |
| 3462 | |
Michael Chan | 6dee642 | 2007-10-12 01:40:38 -0700 | [diff] [blame] | 3463 | rmb(); |
Michael Chan | 35efa7c | 2007-12-20 19:56:37 -0800 | [diff] [blame] | 3464 | if (likely(!bnx2_has_work(bnapi))) { |
Ben Hutchings | 288379f | 2009-01-19 16:43:59 -0800 | [diff] [blame] | 3465 | napi_complete(napi); |
David S. Miller | f86e82f | 2008-01-21 17:15:40 -0800 | [diff] [blame] | 3466 | if (likely(bp->flags & BNX2_FLAG_USING_MSI_OR_MSIX)) { |
David S. Miller | 6f53576 | 2007-10-11 18:08:29 -0700 | [diff] [blame] | 3467 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, |
| 3468 | BNX2_PCICFG_INT_ACK_CMD_INDEX_VALID | |
Michael Chan | 35efa7c | 2007-12-20 19:56:37 -0800 | [diff] [blame] | 3469 | bnapi->last_status_idx); |
Michael Chan | 6dee642 | 2007-10-12 01:40:38 -0700 | [diff] [blame] | 3470 | break; |
David S. Miller | 6f53576 | 2007-10-11 18:08:29 -0700 | [diff] [blame] | 3471 | } |
| 3472 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, |
| 3473 | BNX2_PCICFG_INT_ACK_CMD_INDEX_VALID | |
| 3474 | BNX2_PCICFG_INT_ACK_CMD_MASK_INT | |
Michael Chan | 35efa7c | 2007-12-20 19:56:37 -0800 | [diff] [blame] | 3475 | bnapi->last_status_idx); |
David S. Miller | 6f53576 | 2007-10-11 18:08:29 -0700 | [diff] [blame] | 3476 | |
Michael Chan | 1269a8a | 2006-01-23 16:11:03 -0800 | [diff] [blame] | 3477 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, |
| 3478 | BNX2_PCICFG_INT_ACK_CMD_INDEX_VALID | |
Michael Chan | 35efa7c | 2007-12-20 19:56:37 -0800 | [diff] [blame] | 3479 | bnapi->last_status_idx); |
David S. Miller | 6f53576 | 2007-10-11 18:08:29 -0700 | [diff] [blame] | 3480 | break; |
Michael Chan | 1269a8a | 2006-01-23 16:11:03 -0800 | [diff] [blame] | 3481 | } |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 3482 | } |
| 3483 | |
Stephen Hemminger | bea3348 | 2007-10-03 16:41:36 -0700 | [diff] [blame] | 3484 | return work_done; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 3485 | } |
| 3486 | |
Herbert Xu | 932ff27 | 2006-06-09 12:20:56 -0700 | [diff] [blame] | 3487 | /* Called with rtnl_lock from vlan functions and also netif_tx_lock |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 3488 | * from set_multicast. |
| 3489 | */ |
| 3490 | static void |
| 3491 | bnx2_set_rx_mode(struct net_device *dev) |
| 3492 | { |
Michael Chan | 972ec0d | 2006-01-23 16:12:43 -0800 | [diff] [blame] | 3493 | struct bnx2 *bp = netdev_priv(dev); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 3494 | u32 rx_mode, sort_mode; |
Jiri Pirko | ccffad2 | 2009-05-22 23:22:17 +0000 | [diff] [blame] | 3495 | struct netdev_hw_addr *ha; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 3496 | int i; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 3497 | |
Michael Chan | 9f52b56 | 2008-10-09 12:21:46 -0700 | [diff] [blame] | 3498 | if (!netif_running(dev)) |
| 3499 | return; |
| 3500 | |
Michael Chan | c770a65 | 2005-08-25 15:38:39 -0700 | [diff] [blame] | 3501 | spin_lock_bh(&bp->phy_lock); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 3502 | |
| 3503 | rx_mode = bp->rx_mode & ~(BNX2_EMAC_RX_MODE_PROMISCUOUS | |
| 3504 | BNX2_EMAC_RX_MODE_KEEP_VLAN_TAG); |
| 3505 | sort_mode = 1 | BNX2_RPM_SORT_USER0_BC_EN; |
Jesse Gross | 7d0fd21 | 2010-10-20 13:56:09 +0000 | [diff] [blame] | 3506 | if (!(dev->features & NETIF_F_HW_VLAN_RX) && |
| 3507 | (bp->flags & BNX2_FLAG_CAN_KEEP_VLAN)) |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 3508 | rx_mode |= BNX2_EMAC_RX_MODE_KEEP_VLAN_TAG; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 3509 | if (dev->flags & IFF_PROMISC) { |
| 3510 | /* Promiscuous mode. */ |
| 3511 | rx_mode |= BNX2_EMAC_RX_MODE_PROMISCUOUS; |
Michael Chan | 7510873 | 2006-11-19 14:06:40 -0800 | [diff] [blame] | 3512 | sort_mode |= BNX2_RPM_SORT_USER0_PROM_EN | |
| 3513 | BNX2_RPM_SORT_USER0_PROM_VLAN; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 3514 | } |
| 3515 | else if (dev->flags & IFF_ALLMULTI) { |
| 3516 | for (i = 0; i < NUM_MC_HASH_REGISTERS; i++) { |
| 3517 | REG_WR(bp, BNX2_EMAC_MULTICAST_HASH0 + (i * 4), |
| 3518 | 0xffffffff); |
| 3519 | } |
| 3520 | sort_mode |= BNX2_RPM_SORT_USER0_MC_EN; |
| 3521 | } |
| 3522 | else { |
| 3523 | /* Accept one or more multicast(s). */ |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 3524 | u32 mc_filter[NUM_MC_HASH_REGISTERS]; |
| 3525 | u32 regidx; |
| 3526 | u32 bit; |
| 3527 | u32 crc; |
| 3528 | |
| 3529 | memset(mc_filter, 0, 4 * NUM_MC_HASH_REGISTERS); |
| 3530 | |
Jiri Pirko | 22bedad | 2010-04-01 21:22:57 +0000 | [diff] [blame] | 3531 | netdev_for_each_mc_addr(ha, dev) { |
| 3532 | crc = ether_crc_le(ETH_ALEN, ha->addr); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 3533 | bit = crc & 0xff; |
| 3534 | regidx = (bit & 0xe0) >> 5; |
| 3535 | bit &= 0x1f; |
| 3536 | mc_filter[regidx] |= (1 << bit); |
| 3537 | } |
| 3538 | |
| 3539 | for (i = 0; i < NUM_MC_HASH_REGISTERS; i++) { |
| 3540 | REG_WR(bp, BNX2_EMAC_MULTICAST_HASH0 + (i * 4), |
| 3541 | mc_filter[i]); |
| 3542 | } |
| 3543 | |
| 3544 | sort_mode |= BNX2_RPM_SORT_USER0_MC_HSH_EN; |
| 3545 | } |
| 3546 | |
Jiri Pirko | 32e7bfc | 2010-01-25 13:36:10 -0800 | [diff] [blame] | 3547 | if (netdev_uc_count(dev) > BNX2_MAX_UNICAST_ADDRESSES) { |
Benjamin Li | 5fcaed0 | 2008-07-14 22:39:52 -0700 | [diff] [blame] | 3548 | rx_mode |= BNX2_EMAC_RX_MODE_PROMISCUOUS; |
| 3549 | sort_mode |= BNX2_RPM_SORT_USER0_PROM_EN | |
| 3550 | BNX2_RPM_SORT_USER0_PROM_VLAN; |
| 3551 | } else if (!(dev->flags & IFF_PROMISC)) { |
Benjamin Li | 5fcaed0 | 2008-07-14 22:39:52 -0700 | [diff] [blame] | 3552 | /* Add all entries into to the match filter list */ |
Jiri Pirko | ccffad2 | 2009-05-22 23:22:17 +0000 | [diff] [blame] | 3553 | i = 0; |
Jiri Pirko | 32e7bfc | 2010-01-25 13:36:10 -0800 | [diff] [blame] | 3554 | netdev_for_each_uc_addr(ha, dev) { |
Jiri Pirko | ccffad2 | 2009-05-22 23:22:17 +0000 | [diff] [blame] | 3555 | bnx2_set_mac_addr(bp, ha->addr, |
Benjamin Li | 5fcaed0 | 2008-07-14 22:39:52 -0700 | [diff] [blame] | 3556 | i + BNX2_START_UNICAST_ADDRESS_INDEX); |
| 3557 | sort_mode |= (1 << |
| 3558 | (i + BNX2_START_UNICAST_ADDRESS_INDEX)); |
Jiri Pirko | ccffad2 | 2009-05-22 23:22:17 +0000 | [diff] [blame] | 3559 | i++; |
Benjamin Li | 5fcaed0 | 2008-07-14 22:39:52 -0700 | [diff] [blame] | 3560 | } |
| 3561 | |
| 3562 | } |
| 3563 | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 3564 | if (rx_mode != bp->rx_mode) { |
| 3565 | bp->rx_mode = rx_mode; |
| 3566 | REG_WR(bp, BNX2_EMAC_RX_MODE, rx_mode); |
| 3567 | } |
| 3568 | |
| 3569 | REG_WR(bp, BNX2_RPM_SORT_USER0, 0x0); |
| 3570 | REG_WR(bp, BNX2_RPM_SORT_USER0, sort_mode); |
| 3571 | REG_WR(bp, BNX2_RPM_SORT_USER0, sort_mode | BNX2_RPM_SORT_USER0_ENA); |
| 3572 | |
Michael Chan | c770a65 | 2005-08-25 15:38:39 -0700 | [diff] [blame] | 3573 | spin_unlock_bh(&bp->phy_lock); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 3574 | } |
| 3575 | |
Michael Chan | 57579f7 | 2009-04-04 16:51:14 -0700 | [diff] [blame] | 3576 | static int __devinit |
| 3577 | check_fw_section(const struct firmware *fw, |
| 3578 | const struct bnx2_fw_file_section *section, |
| 3579 | u32 alignment, bool non_empty) |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 3580 | { |
Michael Chan | 57579f7 | 2009-04-04 16:51:14 -0700 | [diff] [blame] | 3581 | u32 offset = be32_to_cpu(section->offset); |
| 3582 | u32 len = be32_to_cpu(section->len); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 3583 | |
Michael Chan | 57579f7 | 2009-04-04 16:51:14 -0700 | [diff] [blame] | 3584 | if ((offset == 0 && len != 0) || offset >= fw->size || offset & 3) |
| 3585 | return -EINVAL; |
| 3586 | if ((non_empty && len == 0) || len > fw->size - offset || |
| 3587 | len & (alignment - 1)) |
| 3588 | return -EINVAL; |
| 3589 | return 0; |
| 3590 | } |
| 3591 | |
| 3592 | static int __devinit |
| 3593 | check_mips_fw_entry(const struct firmware *fw, |
| 3594 | const struct bnx2_mips_fw_file_entry *entry) |
| 3595 | { |
| 3596 | if (check_fw_section(fw, &entry->text, 4, true) || |
| 3597 | check_fw_section(fw, &entry->data, 4, false) || |
| 3598 | check_fw_section(fw, &entry->rodata, 4, false)) |
| 3599 | return -EINVAL; |
| 3600 | return 0; |
| 3601 | } |
| 3602 | |
| 3603 | static int __devinit |
| 3604 | bnx2_request_firmware(struct bnx2 *bp) |
| 3605 | { |
| 3606 | const char *mips_fw_file, *rv2p_fw_file; |
Bastian Blank | 5ee1c32 | 2009-04-08 15:50:07 -0700 | [diff] [blame] | 3607 | const struct bnx2_mips_fw_file *mips_fw; |
| 3608 | const struct bnx2_rv2p_fw_file *rv2p_fw; |
Michael Chan | 57579f7 | 2009-04-04 16:51:14 -0700 | [diff] [blame] | 3609 | int rc; |
| 3610 | |
| 3611 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
| 3612 | mips_fw_file = FW_MIPS_FILE_09; |
Michael Chan | 078b073 | 2009-08-29 00:02:46 -0700 | [diff] [blame] | 3613 | if ((CHIP_ID(bp) == CHIP_ID_5709_A0) || |
| 3614 | (CHIP_ID(bp) == CHIP_ID_5709_A1)) |
| 3615 | rv2p_fw_file = FW_RV2P_FILE_09_Ax; |
| 3616 | else |
| 3617 | rv2p_fw_file = FW_RV2P_FILE_09; |
Michael Chan | 57579f7 | 2009-04-04 16:51:14 -0700 | [diff] [blame] | 3618 | } else { |
| 3619 | mips_fw_file = FW_MIPS_FILE_06; |
| 3620 | rv2p_fw_file = FW_RV2P_FILE_06; |
| 3621 | } |
| 3622 | |
| 3623 | rc = request_firmware(&bp->mips_firmware, mips_fw_file, &bp->pdev->dev); |
| 3624 | if (rc) { |
Joe Perches | 3a9c6a4 | 2010-02-17 15:01:51 +0000 | [diff] [blame] | 3625 | pr_err("Can't load firmware file \"%s\"\n", mips_fw_file); |
Michael Chan | 57579f7 | 2009-04-04 16:51:14 -0700 | [diff] [blame] | 3626 | return rc; |
| 3627 | } |
| 3628 | |
| 3629 | rc = request_firmware(&bp->rv2p_firmware, rv2p_fw_file, &bp->pdev->dev); |
| 3630 | if (rc) { |
Joe Perches | 3a9c6a4 | 2010-02-17 15:01:51 +0000 | [diff] [blame] | 3631 | pr_err("Can't load firmware file \"%s\"\n", rv2p_fw_file); |
Michael Chan | 57579f7 | 2009-04-04 16:51:14 -0700 | [diff] [blame] | 3632 | return rc; |
| 3633 | } |
Bastian Blank | 5ee1c32 | 2009-04-08 15:50:07 -0700 | [diff] [blame] | 3634 | mips_fw = (const struct bnx2_mips_fw_file *) bp->mips_firmware->data; |
| 3635 | rv2p_fw = (const struct bnx2_rv2p_fw_file *) bp->rv2p_firmware->data; |
| 3636 | if (bp->mips_firmware->size < sizeof(*mips_fw) || |
| 3637 | check_mips_fw_entry(bp->mips_firmware, &mips_fw->com) || |
| 3638 | check_mips_fw_entry(bp->mips_firmware, &mips_fw->cp) || |
| 3639 | check_mips_fw_entry(bp->mips_firmware, &mips_fw->rxp) || |
| 3640 | check_mips_fw_entry(bp->mips_firmware, &mips_fw->tpat) || |
| 3641 | check_mips_fw_entry(bp->mips_firmware, &mips_fw->txp)) { |
Joe Perches | 3a9c6a4 | 2010-02-17 15:01:51 +0000 | [diff] [blame] | 3642 | pr_err("Firmware file \"%s\" is invalid\n", mips_fw_file); |
Michael Chan | 57579f7 | 2009-04-04 16:51:14 -0700 | [diff] [blame] | 3643 | return -EINVAL; |
| 3644 | } |
Bastian Blank | 5ee1c32 | 2009-04-08 15:50:07 -0700 | [diff] [blame] | 3645 | if (bp->rv2p_firmware->size < sizeof(*rv2p_fw) || |
| 3646 | check_fw_section(bp->rv2p_firmware, &rv2p_fw->proc1.rv2p, 8, true) || |
| 3647 | check_fw_section(bp->rv2p_firmware, &rv2p_fw->proc2.rv2p, 8, true)) { |
Joe Perches | 3a9c6a4 | 2010-02-17 15:01:51 +0000 | [diff] [blame] | 3648 | pr_err("Firmware file \"%s\" is invalid\n", rv2p_fw_file); |
Michael Chan | 57579f7 | 2009-04-04 16:51:14 -0700 | [diff] [blame] | 3649 | return -EINVAL; |
| 3650 | } |
| 3651 | |
| 3652 | return 0; |
| 3653 | } |
| 3654 | |
| 3655 | static u32 |
| 3656 | rv2p_fw_fixup(u32 rv2p_proc, int idx, u32 loc, u32 rv2p_code) |
| 3657 | { |
| 3658 | switch (idx) { |
| 3659 | case RV2P_P1_FIXUP_PAGE_SIZE_IDX: |
| 3660 | rv2p_code &= ~RV2P_BD_PAGE_SIZE_MSK; |
| 3661 | rv2p_code |= RV2P_BD_PAGE_SIZE; |
| 3662 | break; |
| 3663 | } |
| 3664 | return rv2p_code; |
| 3665 | } |
| 3666 | |
| 3667 | static int |
| 3668 | load_rv2p_fw(struct bnx2 *bp, u32 rv2p_proc, |
| 3669 | const struct bnx2_rv2p_fw_file_entry *fw_entry) |
| 3670 | { |
| 3671 | u32 rv2p_code_len, file_offset; |
| 3672 | __be32 *rv2p_code; |
| 3673 | int i; |
| 3674 | u32 val, cmd, addr; |
| 3675 | |
| 3676 | rv2p_code_len = be32_to_cpu(fw_entry->rv2p.len); |
| 3677 | file_offset = be32_to_cpu(fw_entry->rv2p.offset); |
| 3678 | |
| 3679 | rv2p_code = (__be32 *)(bp->rv2p_firmware->data + file_offset); |
| 3680 | |
| 3681 | if (rv2p_proc == RV2P_PROC1) { |
| 3682 | cmd = BNX2_RV2P_PROC1_ADDR_CMD_RDWR; |
| 3683 | addr = BNX2_RV2P_PROC1_ADDR_CMD; |
| 3684 | } else { |
| 3685 | cmd = BNX2_RV2P_PROC2_ADDR_CMD_RDWR; |
| 3686 | addr = BNX2_RV2P_PROC2_ADDR_CMD; |
Michael Chan | d25be1d | 2008-05-02 16:57:59 -0700 | [diff] [blame] | 3687 | } |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 3688 | |
| 3689 | for (i = 0; i < rv2p_code_len; i += 8) { |
Michael Chan | 57579f7 | 2009-04-04 16:51:14 -0700 | [diff] [blame] | 3690 | REG_WR(bp, BNX2_RV2P_INSTR_HIGH, be32_to_cpu(*rv2p_code)); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 3691 | rv2p_code++; |
Michael Chan | 57579f7 | 2009-04-04 16:51:14 -0700 | [diff] [blame] | 3692 | REG_WR(bp, BNX2_RV2P_INSTR_LOW, be32_to_cpu(*rv2p_code)); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 3693 | rv2p_code++; |
| 3694 | |
Michael Chan | 57579f7 | 2009-04-04 16:51:14 -0700 | [diff] [blame] | 3695 | val = (i / 8) | cmd; |
| 3696 | REG_WR(bp, addr, val); |
| 3697 | } |
| 3698 | |
| 3699 | rv2p_code = (__be32 *)(bp->rv2p_firmware->data + file_offset); |
| 3700 | for (i = 0; i < 8; i++) { |
| 3701 | u32 loc, code; |
| 3702 | |
| 3703 | loc = be32_to_cpu(fw_entry->fixup[i]); |
| 3704 | if (loc && ((loc * 4) < rv2p_code_len)) { |
| 3705 | code = be32_to_cpu(*(rv2p_code + loc - 1)); |
| 3706 | REG_WR(bp, BNX2_RV2P_INSTR_HIGH, code); |
| 3707 | code = be32_to_cpu(*(rv2p_code + loc)); |
| 3708 | code = rv2p_fw_fixup(rv2p_proc, i, loc, code); |
| 3709 | REG_WR(bp, BNX2_RV2P_INSTR_LOW, code); |
| 3710 | |
| 3711 | val = (loc / 2) | cmd; |
| 3712 | REG_WR(bp, addr, val); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 3713 | } |
| 3714 | } |
| 3715 | |
| 3716 | /* Reset the processor, un-stall is done later. */ |
| 3717 | if (rv2p_proc == RV2P_PROC1) { |
| 3718 | REG_WR(bp, BNX2_RV2P_COMMAND, BNX2_RV2P_COMMAND_PROC1_RESET); |
| 3719 | } |
| 3720 | else { |
| 3721 | REG_WR(bp, BNX2_RV2P_COMMAND, BNX2_RV2P_COMMAND_PROC2_RESET); |
| 3722 | } |
Michael Chan | 57579f7 | 2009-04-04 16:51:14 -0700 | [diff] [blame] | 3723 | |
| 3724 | return 0; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 3725 | } |
| 3726 | |
Michael Chan | af3ee51 | 2006-11-19 14:09:25 -0800 | [diff] [blame] | 3727 | static int |
Michael Chan | 57579f7 | 2009-04-04 16:51:14 -0700 | [diff] [blame] | 3728 | load_cpu_fw(struct bnx2 *bp, const struct cpu_reg *cpu_reg, |
| 3729 | const struct bnx2_mips_fw_file_entry *fw_entry) |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 3730 | { |
Michael Chan | 57579f7 | 2009-04-04 16:51:14 -0700 | [diff] [blame] | 3731 | u32 addr, len, file_offset; |
| 3732 | __be32 *data; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 3733 | u32 offset; |
| 3734 | u32 val; |
| 3735 | |
| 3736 | /* Halt the CPU. */ |
Michael Chan | 2726d6e | 2008-01-29 21:35:05 -0800 | [diff] [blame] | 3737 | val = bnx2_reg_rd_ind(bp, cpu_reg->mode); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 3738 | val |= cpu_reg->mode_value_halt; |
Michael Chan | 2726d6e | 2008-01-29 21:35:05 -0800 | [diff] [blame] | 3739 | bnx2_reg_wr_ind(bp, cpu_reg->mode, val); |
| 3740 | bnx2_reg_wr_ind(bp, cpu_reg->state, cpu_reg->state_value_clear); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 3741 | |
| 3742 | /* Load the Text area. */ |
Michael Chan | 57579f7 | 2009-04-04 16:51:14 -0700 | [diff] [blame] | 3743 | addr = be32_to_cpu(fw_entry->text.addr); |
| 3744 | len = be32_to_cpu(fw_entry->text.len); |
| 3745 | file_offset = be32_to_cpu(fw_entry->text.offset); |
| 3746 | data = (__be32 *)(bp->mips_firmware->data + file_offset); |
| 3747 | |
| 3748 | offset = cpu_reg->spad_base + (addr - cpu_reg->mips_view_base); |
| 3749 | if (len) { |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 3750 | int j; |
| 3751 | |
Michael Chan | 57579f7 | 2009-04-04 16:51:14 -0700 | [diff] [blame] | 3752 | for (j = 0; j < (len / 4); j++, offset += 4) |
| 3753 | bnx2_reg_wr_ind(bp, offset, be32_to_cpu(data[j])); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 3754 | } |
| 3755 | |
| 3756 | /* Load the Data area. */ |
Michael Chan | 57579f7 | 2009-04-04 16:51:14 -0700 | [diff] [blame] | 3757 | addr = be32_to_cpu(fw_entry->data.addr); |
| 3758 | len = be32_to_cpu(fw_entry->data.len); |
| 3759 | file_offset = be32_to_cpu(fw_entry->data.offset); |
| 3760 | data = (__be32 *)(bp->mips_firmware->data + file_offset); |
| 3761 | |
| 3762 | offset = cpu_reg->spad_base + (addr - cpu_reg->mips_view_base); |
| 3763 | if (len) { |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 3764 | int j; |
| 3765 | |
Michael Chan | 57579f7 | 2009-04-04 16:51:14 -0700 | [diff] [blame] | 3766 | for (j = 0; j < (len / 4); j++, offset += 4) |
| 3767 | bnx2_reg_wr_ind(bp, offset, be32_to_cpu(data[j])); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 3768 | } |
| 3769 | |
| 3770 | /* Load the Read-Only area. */ |
Michael Chan | 57579f7 | 2009-04-04 16:51:14 -0700 | [diff] [blame] | 3771 | addr = be32_to_cpu(fw_entry->rodata.addr); |
| 3772 | len = be32_to_cpu(fw_entry->rodata.len); |
| 3773 | file_offset = be32_to_cpu(fw_entry->rodata.offset); |
| 3774 | data = (__be32 *)(bp->mips_firmware->data + file_offset); |
| 3775 | |
| 3776 | offset = cpu_reg->spad_base + (addr - cpu_reg->mips_view_base); |
| 3777 | if (len) { |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 3778 | int j; |
| 3779 | |
Michael Chan | 57579f7 | 2009-04-04 16:51:14 -0700 | [diff] [blame] | 3780 | for (j = 0; j < (len / 4); j++, offset += 4) |
| 3781 | bnx2_reg_wr_ind(bp, offset, be32_to_cpu(data[j])); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 3782 | } |
| 3783 | |
| 3784 | /* Clear the pre-fetch instruction. */ |
Michael Chan | 2726d6e | 2008-01-29 21:35:05 -0800 | [diff] [blame] | 3785 | bnx2_reg_wr_ind(bp, cpu_reg->inst, 0); |
Michael Chan | 57579f7 | 2009-04-04 16:51:14 -0700 | [diff] [blame] | 3786 | |
| 3787 | val = be32_to_cpu(fw_entry->start_addr); |
| 3788 | bnx2_reg_wr_ind(bp, cpu_reg->pc, val); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 3789 | |
| 3790 | /* Start the CPU. */ |
Michael Chan | 2726d6e | 2008-01-29 21:35:05 -0800 | [diff] [blame] | 3791 | val = bnx2_reg_rd_ind(bp, cpu_reg->mode); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 3792 | val &= ~cpu_reg->mode_value_halt; |
Michael Chan | 2726d6e | 2008-01-29 21:35:05 -0800 | [diff] [blame] | 3793 | bnx2_reg_wr_ind(bp, cpu_reg->state, cpu_reg->state_value_clear); |
| 3794 | bnx2_reg_wr_ind(bp, cpu_reg->mode, val); |
Michael Chan | af3ee51 | 2006-11-19 14:09:25 -0800 | [diff] [blame] | 3795 | |
| 3796 | return 0; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 3797 | } |
| 3798 | |
Michael Chan | fba9fe9 | 2006-06-12 22:21:25 -0700 | [diff] [blame] | 3799 | static int |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 3800 | bnx2_init_cpus(struct bnx2 *bp) |
| 3801 | { |
Michael Chan | 57579f7 | 2009-04-04 16:51:14 -0700 | [diff] [blame] | 3802 | const struct bnx2_mips_fw_file *mips_fw = |
| 3803 | (const struct bnx2_mips_fw_file *) bp->mips_firmware->data; |
| 3804 | const struct bnx2_rv2p_fw_file *rv2p_fw = |
| 3805 | (const struct bnx2_rv2p_fw_file *) bp->rv2p_firmware->data; |
| 3806 | int rc; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 3807 | |
| 3808 | /* Initialize the RV2P processor. */ |
Michael Chan | 57579f7 | 2009-04-04 16:51:14 -0700 | [diff] [blame] | 3809 | load_rv2p_fw(bp, RV2P_PROC1, &rv2p_fw->proc1); |
| 3810 | load_rv2p_fw(bp, RV2P_PROC2, &rv2p_fw->proc2); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 3811 | |
| 3812 | /* Initialize the RX Processor. */ |
Michael Chan | 57579f7 | 2009-04-04 16:51:14 -0700 | [diff] [blame] | 3813 | rc = load_cpu_fw(bp, &cpu_reg_rxp, &mips_fw->rxp); |
Michael Chan | fba9fe9 | 2006-06-12 22:21:25 -0700 | [diff] [blame] | 3814 | if (rc) |
| 3815 | goto init_cpu_err; |
| 3816 | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 3817 | /* Initialize the TX Processor. */ |
Michael Chan | 57579f7 | 2009-04-04 16:51:14 -0700 | [diff] [blame] | 3818 | rc = load_cpu_fw(bp, &cpu_reg_txp, &mips_fw->txp); |
Michael Chan | fba9fe9 | 2006-06-12 22:21:25 -0700 | [diff] [blame] | 3819 | if (rc) |
| 3820 | goto init_cpu_err; |
| 3821 | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 3822 | /* Initialize the TX Patch-up Processor. */ |
Michael Chan | 57579f7 | 2009-04-04 16:51:14 -0700 | [diff] [blame] | 3823 | rc = load_cpu_fw(bp, &cpu_reg_tpat, &mips_fw->tpat); |
Michael Chan | fba9fe9 | 2006-06-12 22:21:25 -0700 | [diff] [blame] | 3824 | if (rc) |
| 3825 | goto init_cpu_err; |
| 3826 | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 3827 | /* Initialize the Completion Processor. */ |
Michael Chan | 57579f7 | 2009-04-04 16:51:14 -0700 | [diff] [blame] | 3828 | rc = load_cpu_fw(bp, &cpu_reg_com, &mips_fw->com); |
Michael Chan | fba9fe9 | 2006-06-12 22:21:25 -0700 | [diff] [blame] | 3829 | if (rc) |
| 3830 | goto init_cpu_err; |
| 3831 | |
Michael Chan | d43584c | 2006-11-19 14:14:35 -0800 | [diff] [blame] | 3832 | /* Initialize the Command Processor. */ |
Michael Chan | 57579f7 | 2009-04-04 16:51:14 -0700 | [diff] [blame] | 3833 | rc = load_cpu_fw(bp, &cpu_reg_cp, &mips_fw->cp); |
Michael Chan | 110d0ef | 2007-12-12 11:18:34 -0800 | [diff] [blame] | 3834 | |
Michael Chan | fba9fe9 | 2006-06-12 22:21:25 -0700 | [diff] [blame] | 3835 | init_cpu_err: |
Michael Chan | fba9fe9 | 2006-06-12 22:21:25 -0700 | [diff] [blame] | 3836 | return rc; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 3837 | } |
| 3838 | |
| 3839 | static int |
Pavel Machek | 829ca9a | 2005-09-03 15:56:56 -0700 | [diff] [blame] | 3840 | bnx2_set_power_state(struct bnx2 *bp, pci_power_t state) |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 3841 | { |
| 3842 | u16 pmcsr; |
| 3843 | |
| 3844 | pci_read_config_word(bp->pdev, bp->pm_cap + PCI_PM_CTRL, &pmcsr); |
| 3845 | |
| 3846 | switch (state) { |
Pavel Machek | 829ca9a | 2005-09-03 15:56:56 -0700 | [diff] [blame] | 3847 | case PCI_D0: { |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 3848 | u32 val; |
| 3849 | |
| 3850 | pci_write_config_word(bp->pdev, bp->pm_cap + PCI_PM_CTRL, |
| 3851 | (pmcsr & ~PCI_PM_CTRL_STATE_MASK) | |
| 3852 | PCI_PM_CTRL_PME_STATUS); |
| 3853 | |
| 3854 | if (pmcsr & PCI_PM_CTRL_STATE_MASK) |
| 3855 | /* delay required during transition out of D3hot */ |
| 3856 | msleep(20); |
| 3857 | |
| 3858 | val = REG_RD(bp, BNX2_EMAC_MODE); |
| 3859 | val |= BNX2_EMAC_MODE_MPKT_RCVD | BNX2_EMAC_MODE_ACPI_RCVD; |
| 3860 | val &= ~BNX2_EMAC_MODE_MPKT; |
| 3861 | REG_WR(bp, BNX2_EMAC_MODE, val); |
| 3862 | |
| 3863 | val = REG_RD(bp, BNX2_RPM_CONFIG); |
| 3864 | val &= ~BNX2_RPM_CONFIG_ACPI_ENA; |
| 3865 | REG_WR(bp, BNX2_RPM_CONFIG, val); |
| 3866 | break; |
| 3867 | } |
Pavel Machek | 829ca9a | 2005-09-03 15:56:56 -0700 | [diff] [blame] | 3868 | case PCI_D3hot: { |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 3869 | int i; |
| 3870 | u32 val, wol_msg; |
| 3871 | |
| 3872 | if (bp->wol) { |
| 3873 | u32 advertising; |
| 3874 | u8 autoneg; |
| 3875 | |
| 3876 | autoneg = bp->autoneg; |
| 3877 | advertising = bp->advertising; |
| 3878 | |
Michael Chan | 239cd34 | 2007-10-17 19:26:15 -0700 | [diff] [blame] | 3879 | if (bp->phy_port == PORT_TP) { |
| 3880 | bp->autoneg = AUTONEG_SPEED; |
| 3881 | bp->advertising = ADVERTISED_10baseT_Half | |
| 3882 | ADVERTISED_10baseT_Full | |
| 3883 | ADVERTISED_100baseT_Half | |
| 3884 | ADVERTISED_100baseT_Full | |
| 3885 | ADVERTISED_Autoneg; |
| 3886 | } |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 3887 | |
Michael Chan | 239cd34 | 2007-10-17 19:26:15 -0700 | [diff] [blame] | 3888 | spin_lock_bh(&bp->phy_lock); |
| 3889 | bnx2_setup_phy(bp, bp->phy_port); |
| 3890 | spin_unlock_bh(&bp->phy_lock); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 3891 | |
| 3892 | bp->autoneg = autoneg; |
| 3893 | bp->advertising = advertising; |
| 3894 | |
Benjamin Li | 5fcaed0 | 2008-07-14 22:39:52 -0700 | [diff] [blame] | 3895 | bnx2_set_mac_addr(bp, bp->dev->dev_addr, 0); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 3896 | |
| 3897 | val = REG_RD(bp, BNX2_EMAC_MODE); |
| 3898 | |
| 3899 | /* Enable port mode. */ |
| 3900 | val &= ~BNX2_EMAC_MODE_PORT; |
Michael Chan | 239cd34 | 2007-10-17 19:26:15 -0700 | [diff] [blame] | 3901 | val |= BNX2_EMAC_MODE_MPKT_RCVD | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 3902 | BNX2_EMAC_MODE_ACPI_RCVD | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 3903 | BNX2_EMAC_MODE_MPKT; |
Michael Chan | 239cd34 | 2007-10-17 19:26:15 -0700 | [diff] [blame] | 3904 | if (bp->phy_port == PORT_TP) |
| 3905 | val |= BNX2_EMAC_MODE_PORT_MII; |
| 3906 | else { |
| 3907 | val |= BNX2_EMAC_MODE_PORT_GMII; |
| 3908 | if (bp->line_speed == SPEED_2500) |
| 3909 | val |= BNX2_EMAC_MODE_25G_MODE; |
| 3910 | } |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 3911 | |
| 3912 | REG_WR(bp, BNX2_EMAC_MODE, val); |
| 3913 | |
| 3914 | /* receive all multicast */ |
| 3915 | for (i = 0; i < NUM_MC_HASH_REGISTERS; i++) { |
| 3916 | REG_WR(bp, BNX2_EMAC_MULTICAST_HASH0 + (i * 4), |
| 3917 | 0xffffffff); |
| 3918 | } |
| 3919 | REG_WR(bp, BNX2_EMAC_RX_MODE, |
| 3920 | BNX2_EMAC_RX_MODE_SORT_MODE); |
| 3921 | |
| 3922 | val = 1 | BNX2_RPM_SORT_USER0_BC_EN | |
| 3923 | BNX2_RPM_SORT_USER0_MC_EN; |
| 3924 | REG_WR(bp, BNX2_RPM_SORT_USER0, 0x0); |
| 3925 | REG_WR(bp, BNX2_RPM_SORT_USER0, val); |
| 3926 | REG_WR(bp, BNX2_RPM_SORT_USER0, val | |
| 3927 | BNX2_RPM_SORT_USER0_ENA); |
| 3928 | |
| 3929 | /* Need to enable EMAC and RPM for WOL. */ |
| 3930 | REG_WR(bp, BNX2_MISC_ENABLE_SET_BITS, |
| 3931 | BNX2_MISC_ENABLE_SET_BITS_RX_PARSER_MAC_ENABLE | |
| 3932 | BNX2_MISC_ENABLE_SET_BITS_TX_HEADER_Q_ENABLE | |
| 3933 | BNX2_MISC_ENABLE_SET_BITS_EMAC_ENABLE); |
| 3934 | |
| 3935 | val = REG_RD(bp, BNX2_RPM_CONFIG); |
| 3936 | val &= ~BNX2_RPM_CONFIG_ACPI_ENA; |
| 3937 | REG_WR(bp, BNX2_RPM_CONFIG, val); |
| 3938 | |
| 3939 | wol_msg = BNX2_DRV_MSG_CODE_SUSPEND_WOL; |
| 3940 | } |
| 3941 | else { |
| 3942 | wol_msg = BNX2_DRV_MSG_CODE_SUSPEND_NO_WOL; |
| 3943 | } |
| 3944 | |
David S. Miller | f86e82f | 2008-01-21 17:15:40 -0800 | [diff] [blame] | 3945 | if (!(bp->flags & BNX2_FLAG_NO_WOL)) |
Michael Chan | a2f1389 | 2008-07-14 22:38:23 -0700 | [diff] [blame] | 3946 | bnx2_fw_sync(bp, BNX2_DRV_MSG_DATA_WAIT3 | wol_msg, |
| 3947 | 1, 0); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 3948 | |
| 3949 | pmcsr &= ~PCI_PM_CTRL_STATE_MASK; |
| 3950 | if ((CHIP_ID(bp) == CHIP_ID_5706_A0) || |
| 3951 | (CHIP_ID(bp) == CHIP_ID_5706_A1)) { |
| 3952 | |
| 3953 | if (bp->wol) |
| 3954 | pmcsr |= 3; |
| 3955 | } |
| 3956 | else { |
| 3957 | pmcsr |= 3; |
| 3958 | } |
| 3959 | if (bp->wol) { |
| 3960 | pmcsr |= PCI_PM_CTRL_PME_ENABLE; |
| 3961 | } |
| 3962 | pci_write_config_word(bp->pdev, bp->pm_cap + PCI_PM_CTRL, |
| 3963 | pmcsr); |
| 3964 | |
| 3965 | /* No more memory access after this point until |
| 3966 | * device is brought back to D0. |
| 3967 | */ |
| 3968 | udelay(50); |
| 3969 | break; |
| 3970 | } |
| 3971 | default: |
| 3972 | return -EINVAL; |
| 3973 | } |
| 3974 | return 0; |
| 3975 | } |
| 3976 | |
| 3977 | static int |
| 3978 | bnx2_acquire_nvram_lock(struct bnx2 *bp) |
| 3979 | { |
| 3980 | u32 val; |
| 3981 | int j; |
| 3982 | |
| 3983 | /* Request access to the flash interface. */ |
| 3984 | REG_WR(bp, BNX2_NVM_SW_ARB, BNX2_NVM_SW_ARB_ARB_REQ_SET2); |
| 3985 | for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) { |
| 3986 | val = REG_RD(bp, BNX2_NVM_SW_ARB); |
| 3987 | if (val & BNX2_NVM_SW_ARB_ARB_ARB2) |
| 3988 | break; |
| 3989 | |
| 3990 | udelay(5); |
| 3991 | } |
| 3992 | |
| 3993 | if (j >= NVRAM_TIMEOUT_COUNT) |
| 3994 | return -EBUSY; |
| 3995 | |
| 3996 | return 0; |
| 3997 | } |
| 3998 | |
| 3999 | static int |
| 4000 | bnx2_release_nvram_lock(struct bnx2 *bp) |
| 4001 | { |
| 4002 | int j; |
| 4003 | u32 val; |
| 4004 | |
| 4005 | /* Relinquish nvram interface. */ |
| 4006 | REG_WR(bp, BNX2_NVM_SW_ARB, BNX2_NVM_SW_ARB_ARB_REQ_CLR2); |
| 4007 | |
| 4008 | for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) { |
| 4009 | val = REG_RD(bp, BNX2_NVM_SW_ARB); |
| 4010 | if (!(val & BNX2_NVM_SW_ARB_ARB_ARB2)) |
| 4011 | break; |
| 4012 | |
| 4013 | udelay(5); |
| 4014 | } |
| 4015 | |
| 4016 | if (j >= NVRAM_TIMEOUT_COUNT) |
| 4017 | return -EBUSY; |
| 4018 | |
| 4019 | return 0; |
| 4020 | } |
| 4021 | |
| 4022 | |
| 4023 | static int |
| 4024 | bnx2_enable_nvram_write(struct bnx2 *bp) |
| 4025 | { |
| 4026 | u32 val; |
| 4027 | |
| 4028 | val = REG_RD(bp, BNX2_MISC_CFG); |
| 4029 | REG_WR(bp, BNX2_MISC_CFG, val | BNX2_MISC_CFG_NVM_WR_EN_PCI); |
| 4030 | |
Michael Chan | e30372c | 2007-07-16 18:26:23 -0700 | [diff] [blame] | 4031 | if (bp->flash_info->flags & BNX2_NV_WREN) { |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 4032 | int j; |
| 4033 | |
| 4034 | REG_WR(bp, BNX2_NVM_COMMAND, BNX2_NVM_COMMAND_DONE); |
| 4035 | REG_WR(bp, BNX2_NVM_COMMAND, |
| 4036 | BNX2_NVM_COMMAND_WREN | BNX2_NVM_COMMAND_DOIT); |
| 4037 | |
| 4038 | for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) { |
| 4039 | udelay(5); |
| 4040 | |
| 4041 | val = REG_RD(bp, BNX2_NVM_COMMAND); |
| 4042 | if (val & BNX2_NVM_COMMAND_DONE) |
| 4043 | break; |
| 4044 | } |
| 4045 | |
| 4046 | if (j >= NVRAM_TIMEOUT_COUNT) |
| 4047 | return -EBUSY; |
| 4048 | } |
| 4049 | return 0; |
| 4050 | } |
| 4051 | |
| 4052 | static void |
| 4053 | bnx2_disable_nvram_write(struct bnx2 *bp) |
| 4054 | { |
| 4055 | u32 val; |
| 4056 | |
| 4057 | val = REG_RD(bp, BNX2_MISC_CFG); |
| 4058 | REG_WR(bp, BNX2_MISC_CFG, val & ~BNX2_MISC_CFG_NVM_WR_EN); |
| 4059 | } |
| 4060 | |
| 4061 | |
| 4062 | static void |
| 4063 | bnx2_enable_nvram_access(struct bnx2 *bp) |
| 4064 | { |
| 4065 | u32 val; |
| 4066 | |
| 4067 | val = REG_RD(bp, BNX2_NVM_ACCESS_ENABLE); |
| 4068 | /* Enable both bits, even on read. */ |
Jeff Garzik | 6aa20a2 | 2006-09-13 13:24:59 -0400 | [diff] [blame] | 4069 | REG_WR(bp, BNX2_NVM_ACCESS_ENABLE, |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 4070 | val | BNX2_NVM_ACCESS_ENABLE_EN | BNX2_NVM_ACCESS_ENABLE_WR_EN); |
| 4071 | } |
| 4072 | |
| 4073 | static void |
| 4074 | bnx2_disable_nvram_access(struct bnx2 *bp) |
| 4075 | { |
| 4076 | u32 val; |
| 4077 | |
| 4078 | val = REG_RD(bp, BNX2_NVM_ACCESS_ENABLE); |
| 4079 | /* Disable both bits, even after read. */ |
Jeff Garzik | 6aa20a2 | 2006-09-13 13:24:59 -0400 | [diff] [blame] | 4080 | REG_WR(bp, BNX2_NVM_ACCESS_ENABLE, |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 4081 | val & ~(BNX2_NVM_ACCESS_ENABLE_EN | |
| 4082 | BNX2_NVM_ACCESS_ENABLE_WR_EN)); |
| 4083 | } |
| 4084 | |
| 4085 | static int |
| 4086 | bnx2_nvram_erase_page(struct bnx2 *bp, u32 offset) |
| 4087 | { |
| 4088 | u32 cmd; |
| 4089 | int j; |
| 4090 | |
Michael Chan | e30372c | 2007-07-16 18:26:23 -0700 | [diff] [blame] | 4091 | if (bp->flash_info->flags & BNX2_NV_BUFFERED) |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 4092 | /* Buffered flash, no erase needed */ |
| 4093 | return 0; |
| 4094 | |
| 4095 | /* Build an erase command */ |
| 4096 | cmd = BNX2_NVM_COMMAND_ERASE | BNX2_NVM_COMMAND_WR | |
| 4097 | BNX2_NVM_COMMAND_DOIT; |
| 4098 | |
| 4099 | /* Need to clear DONE bit separately. */ |
| 4100 | REG_WR(bp, BNX2_NVM_COMMAND, BNX2_NVM_COMMAND_DONE); |
| 4101 | |
| 4102 | /* Address of the NVRAM to read from. */ |
| 4103 | REG_WR(bp, BNX2_NVM_ADDR, offset & BNX2_NVM_ADDR_NVM_ADDR_VALUE); |
| 4104 | |
| 4105 | /* Issue an erase command. */ |
| 4106 | REG_WR(bp, BNX2_NVM_COMMAND, cmd); |
| 4107 | |
| 4108 | /* Wait for completion. */ |
| 4109 | for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) { |
| 4110 | u32 val; |
| 4111 | |
| 4112 | udelay(5); |
| 4113 | |
| 4114 | val = REG_RD(bp, BNX2_NVM_COMMAND); |
| 4115 | if (val & BNX2_NVM_COMMAND_DONE) |
| 4116 | break; |
| 4117 | } |
| 4118 | |
| 4119 | if (j >= NVRAM_TIMEOUT_COUNT) |
| 4120 | return -EBUSY; |
| 4121 | |
| 4122 | return 0; |
| 4123 | } |
| 4124 | |
| 4125 | static int |
| 4126 | bnx2_nvram_read_dword(struct bnx2 *bp, u32 offset, u8 *ret_val, u32 cmd_flags) |
| 4127 | { |
| 4128 | u32 cmd; |
| 4129 | int j; |
| 4130 | |
| 4131 | /* Build the command word. */ |
| 4132 | cmd = BNX2_NVM_COMMAND_DOIT | cmd_flags; |
| 4133 | |
Michael Chan | e30372c | 2007-07-16 18:26:23 -0700 | [diff] [blame] | 4134 | /* Calculate an offset of a buffered flash, not needed for 5709. */ |
| 4135 | if (bp->flash_info->flags & BNX2_NV_TRANSLATE) { |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 4136 | offset = ((offset / bp->flash_info->page_size) << |
| 4137 | bp->flash_info->page_bits) + |
| 4138 | (offset % bp->flash_info->page_size); |
| 4139 | } |
| 4140 | |
| 4141 | /* Need to clear DONE bit separately. */ |
| 4142 | REG_WR(bp, BNX2_NVM_COMMAND, BNX2_NVM_COMMAND_DONE); |
| 4143 | |
| 4144 | /* Address of the NVRAM to read from. */ |
| 4145 | REG_WR(bp, BNX2_NVM_ADDR, offset & BNX2_NVM_ADDR_NVM_ADDR_VALUE); |
| 4146 | |
| 4147 | /* Issue a read command. */ |
| 4148 | REG_WR(bp, BNX2_NVM_COMMAND, cmd); |
| 4149 | |
| 4150 | /* Wait for completion. */ |
| 4151 | for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) { |
| 4152 | u32 val; |
| 4153 | |
| 4154 | udelay(5); |
| 4155 | |
| 4156 | val = REG_RD(bp, BNX2_NVM_COMMAND); |
| 4157 | if (val & BNX2_NVM_COMMAND_DONE) { |
Al Viro | b491edd | 2007-12-22 19:44:51 +0000 | [diff] [blame] | 4158 | __be32 v = cpu_to_be32(REG_RD(bp, BNX2_NVM_READ)); |
| 4159 | memcpy(ret_val, &v, 4); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 4160 | break; |
| 4161 | } |
| 4162 | } |
| 4163 | if (j >= NVRAM_TIMEOUT_COUNT) |
| 4164 | return -EBUSY; |
| 4165 | |
| 4166 | return 0; |
| 4167 | } |
| 4168 | |
| 4169 | |
| 4170 | static int |
| 4171 | bnx2_nvram_write_dword(struct bnx2 *bp, u32 offset, u8 *val, u32 cmd_flags) |
| 4172 | { |
Al Viro | b491edd | 2007-12-22 19:44:51 +0000 | [diff] [blame] | 4173 | u32 cmd; |
| 4174 | __be32 val32; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 4175 | int j; |
| 4176 | |
| 4177 | /* Build the command word. */ |
| 4178 | cmd = BNX2_NVM_COMMAND_DOIT | BNX2_NVM_COMMAND_WR | cmd_flags; |
| 4179 | |
Michael Chan | e30372c | 2007-07-16 18:26:23 -0700 | [diff] [blame] | 4180 | /* Calculate an offset of a buffered flash, not needed for 5709. */ |
| 4181 | if (bp->flash_info->flags & BNX2_NV_TRANSLATE) { |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 4182 | offset = ((offset / bp->flash_info->page_size) << |
| 4183 | bp->flash_info->page_bits) + |
| 4184 | (offset % bp->flash_info->page_size); |
| 4185 | } |
| 4186 | |
| 4187 | /* Need to clear DONE bit separately. */ |
| 4188 | REG_WR(bp, BNX2_NVM_COMMAND, BNX2_NVM_COMMAND_DONE); |
| 4189 | |
| 4190 | memcpy(&val32, val, 4); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 4191 | |
| 4192 | /* Write the data. */ |
Al Viro | b491edd | 2007-12-22 19:44:51 +0000 | [diff] [blame] | 4193 | REG_WR(bp, BNX2_NVM_WRITE, be32_to_cpu(val32)); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 4194 | |
| 4195 | /* Address of the NVRAM to write to. */ |
| 4196 | REG_WR(bp, BNX2_NVM_ADDR, offset & BNX2_NVM_ADDR_NVM_ADDR_VALUE); |
| 4197 | |
| 4198 | /* Issue the write command. */ |
| 4199 | REG_WR(bp, BNX2_NVM_COMMAND, cmd); |
| 4200 | |
| 4201 | /* Wait for completion. */ |
| 4202 | for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) { |
| 4203 | udelay(5); |
| 4204 | |
| 4205 | if (REG_RD(bp, BNX2_NVM_COMMAND) & BNX2_NVM_COMMAND_DONE) |
| 4206 | break; |
| 4207 | } |
| 4208 | if (j >= NVRAM_TIMEOUT_COUNT) |
| 4209 | return -EBUSY; |
| 4210 | |
| 4211 | return 0; |
| 4212 | } |
| 4213 | |
| 4214 | static int |
| 4215 | bnx2_init_nvram(struct bnx2 *bp) |
| 4216 | { |
| 4217 | u32 val; |
Michael Chan | e30372c | 2007-07-16 18:26:23 -0700 | [diff] [blame] | 4218 | int j, entry_count, rc = 0; |
Michael Chan | 0ced9d0 | 2009-08-21 16:20:49 +0000 | [diff] [blame] | 4219 | const struct flash_spec *flash; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 4220 | |
Michael Chan | e30372c | 2007-07-16 18:26:23 -0700 | [diff] [blame] | 4221 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
| 4222 | bp->flash_info = &flash_5709; |
| 4223 | goto get_flash_size; |
| 4224 | } |
| 4225 | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 4226 | /* Determine the selected interface. */ |
| 4227 | val = REG_RD(bp, BNX2_NVM_CFG1); |
| 4228 | |
Denis Cheng | ff8ac60 | 2007-09-02 18:30:18 +0800 | [diff] [blame] | 4229 | entry_count = ARRAY_SIZE(flash_table); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 4230 | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 4231 | if (val & 0x40000000) { |
| 4232 | |
| 4233 | /* Flash interface has been reconfigured */ |
| 4234 | for (j = 0, flash = &flash_table[0]; j < entry_count; |
Michael Chan | 3713770 | 2005-11-04 08:49:17 -0800 | [diff] [blame] | 4235 | j++, flash++) { |
| 4236 | if ((val & FLASH_BACKUP_STRAP_MASK) == |
| 4237 | (flash->config1 & FLASH_BACKUP_STRAP_MASK)) { |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 4238 | bp->flash_info = flash; |
| 4239 | break; |
| 4240 | } |
| 4241 | } |
| 4242 | } |
| 4243 | else { |
Michael Chan | 3713770 | 2005-11-04 08:49:17 -0800 | [diff] [blame] | 4244 | u32 mask; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 4245 | /* Not yet been reconfigured */ |
| 4246 | |
Michael Chan | 3713770 | 2005-11-04 08:49:17 -0800 | [diff] [blame] | 4247 | if (val & (1 << 23)) |
| 4248 | mask = FLASH_BACKUP_STRAP_MASK; |
| 4249 | else |
| 4250 | mask = FLASH_STRAP_MASK; |
| 4251 | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 4252 | for (j = 0, flash = &flash_table[0]; j < entry_count; |
| 4253 | j++, flash++) { |
| 4254 | |
Michael Chan | 3713770 | 2005-11-04 08:49:17 -0800 | [diff] [blame] | 4255 | if ((val & mask) == (flash->strapping & mask)) { |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 4256 | bp->flash_info = flash; |
| 4257 | |
| 4258 | /* Request access to the flash interface. */ |
| 4259 | if ((rc = bnx2_acquire_nvram_lock(bp)) != 0) |
| 4260 | return rc; |
| 4261 | |
| 4262 | /* Enable access to flash interface */ |
| 4263 | bnx2_enable_nvram_access(bp); |
| 4264 | |
| 4265 | /* Reconfigure the flash interface */ |
| 4266 | REG_WR(bp, BNX2_NVM_CFG1, flash->config1); |
| 4267 | REG_WR(bp, BNX2_NVM_CFG2, flash->config2); |
| 4268 | REG_WR(bp, BNX2_NVM_CFG3, flash->config3); |
| 4269 | REG_WR(bp, BNX2_NVM_WRITE1, flash->write1); |
| 4270 | |
| 4271 | /* Disable access to flash interface */ |
| 4272 | bnx2_disable_nvram_access(bp); |
| 4273 | bnx2_release_nvram_lock(bp); |
| 4274 | |
| 4275 | break; |
| 4276 | } |
| 4277 | } |
| 4278 | } /* if (val & 0x40000000) */ |
| 4279 | |
| 4280 | if (j == entry_count) { |
| 4281 | bp->flash_info = NULL; |
Joe Perches | 3a9c6a4 | 2010-02-17 15:01:51 +0000 | [diff] [blame] | 4282 | pr_alert("Unknown flash/EEPROM type\n"); |
Michael Chan | 1122db7 | 2006-01-23 16:11:42 -0800 | [diff] [blame] | 4283 | return -ENODEV; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 4284 | } |
| 4285 | |
Michael Chan | e30372c | 2007-07-16 18:26:23 -0700 | [diff] [blame] | 4286 | get_flash_size: |
Michael Chan | 2726d6e | 2008-01-29 21:35:05 -0800 | [diff] [blame] | 4287 | val = bnx2_shmem_rd(bp, BNX2_SHARED_HW_CFG_CONFIG2); |
Michael Chan | 1122db7 | 2006-01-23 16:11:42 -0800 | [diff] [blame] | 4288 | val &= BNX2_SHARED_HW_CFG2_NVM_SIZE_MASK; |
| 4289 | if (val) |
| 4290 | bp->flash_size = val; |
| 4291 | else |
| 4292 | bp->flash_size = bp->flash_info->total_size; |
| 4293 | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 4294 | return rc; |
| 4295 | } |
| 4296 | |
| 4297 | static int |
| 4298 | bnx2_nvram_read(struct bnx2 *bp, u32 offset, u8 *ret_buf, |
| 4299 | int buf_size) |
| 4300 | { |
| 4301 | int rc = 0; |
| 4302 | u32 cmd_flags, offset32, len32, extra; |
| 4303 | |
| 4304 | if (buf_size == 0) |
| 4305 | return 0; |
| 4306 | |
| 4307 | /* Request access to the flash interface. */ |
| 4308 | if ((rc = bnx2_acquire_nvram_lock(bp)) != 0) |
| 4309 | return rc; |
| 4310 | |
| 4311 | /* Enable access to flash interface */ |
| 4312 | bnx2_enable_nvram_access(bp); |
| 4313 | |
| 4314 | len32 = buf_size; |
| 4315 | offset32 = offset; |
| 4316 | extra = 0; |
| 4317 | |
| 4318 | cmd_flags = 0; |
| 4319 | |
| 4320 | if (offset32 & 3) { |
| 4321 | u8 buf[4]; |
| 4322 | u32 pre_len; |
| 4323 | |
| 4324 | offset32 &= ~3; |
| 4325 | pre_len = 4 - (offset & 3); |
| 4326 | |
| 4327 | if (pre_len >= len32) { |
| 4328 | pre_len = len32; |
| 4329 | cmd_flags = BNX2_NVM_COMMAND_FIRST | |
| 4330 | BNX2_NVM_COMMAND_LAST; |
| 4331 | } |
| 4332 | else { |
| 4333 | cmd_flags = BNX2_NVM_COMMAND_FIRST; |
| 4334 | } |
| 4335 | |
| 4336 | rc = bnx2_nvram_read_dword(bp, offset32, buf, cmd_flags); |
| 4337 | |
| 4338 | if (rc) |
| 4339 | return rc; |
| 4340 | |
| 4341 | memcpy(ret_buf, buf + (offset & 3), pre_len); |
| 4342 | |
| 4343 | offset32 += 4; |
| 4344 | ret_buf += pre_len; |
| 4345 | len32 -= pre_len; |
| 4346 | } |
| 4347 | if (len32 & 3) { |
| 4348 | extra = 4 - (len32 & 3); |
| 4349 | len32 = (len32 + 4) & ~3; |
| 4350 | } |
| 4351 | |
| 4352 | if (len32 == 4) { |
| 4353 | u8 buf[4]; |
| 4354 | |
| 4355 | if (cmd_flags) |
| 4356 | cmd_flags = BNX2_NVM_COMMAND_LAST; |
| 4357 | else |
| 4358 | cmd_flags = BNX2_NVM_COMMAND_FIRST | |
| 4359 | BNX2_NVM_COMMAND_LAST; |
| 4360 | |
| 4361 | rc = bnx2_nvram_read_dword(bp, offset32, buf, cmd_flags); |
| 4362 | |
| 4363 | memcpy(ret_buf, buf, 4 - extra); |
| 4364 | } |
| 4365 | else if (len32 > 0) { |
| 4366 | u8 buf[4]; |
| 4367 | |
| 4368 | /* Read the first word. */ |
| 4369 | if (cmd_flags) |
| 4370 | cmd_flags = 0; |
| 4371 | else |
| 4372 | cmd_flags = BNX2_NVM_COMMAND_FIRST; |
| 4373 | |
| 4374 | rc = bnx2_nvram_read_dword(bp, offset32, ret_buf, cmd_flags); |
| 4375 | |
| 4376 | /* Advance to the next dword. */ |
| 4377 | offset32 += 4; |
| 4378 | ret_buf += 4; |
| 4379 | len32 -= 4; |
| 4380 | |
| 4381 | while (len32 > 4 && rc == 0) { |
| 4382 | rc = bnx2_nvram_read_dword(bp, offset32, ret_buf, 0); |
| 4383 | |
| 4384 | /* Advance to the next dword. */ |
| 4385 | offset32 += 4; |
| 4386 | ret_buf += 4; |
| 4387 | len32 -= 4; |
| 4388 | } |
| 4389 | |
| 4390 | if (rc) |
| 4391 | return rc; |
| 4392 | |
| 4393 | cmd_flags = BNX2_NVM_COMMAND_LAST; |
| 4394 | rc = bnx2_nvram_read_dword(bp, offset32, buf, cmd_flags); |
| 4395 | |
| 4396 | memcpy(ret_buf, buf, 4 - extra); |
| 4397 | } |
| 4398 | |
| 4399 | /* Disable access to flash interface */ |
| 4400 | bnx2_disable_nvram_access(bp); |
| 4401 | |
| 4402 | bnx2_release_nvram_lock(bp); |
| 4403 | |
| 4404 | return rc; |
| 4405 | } |
| 4406 | |
| 4407 | static int |
| 4408 | bnx2_nvram_write(struct bnx2 *bp, u32 offset, u8 *data_buf, |
| 4409 | int buf_size) |
| 4410 | { |
| 4411 | u32 written, offset32, len32; |
Michael Chan | e6be763 | 2007-01-08 19:56:13 -0800 | [diff] [blame] | 4412 | u8 *buf, start[4], end[4], *align_buf = NULL, *flash_buffer = NULL; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 4413 | int rc = 0; |
| 4414 | int align_start, align_end; |
| 4415 | |
| 4416 | buf = data_buf; |
| 4417 | offset32 = offset; |
| 4418 | len32 = buf_size; |
| 4419 | align_start = align_end = 0; |
| 4420 | |
| 4421 | if ((align_start = (offset32 & 3))) { |
| 4422 | offset32 &= ~3; |
Michael Chan | c873879 | 2007-03-30 14:53:06 -0700 | [diff] [blame] | 4423 | len32 += align_start; |
| 4424 | if (len32 < 4) |
| 4425 | len32 = 4; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 4426 | if ((rc = bnx2_nvram_read(bp, offset32, start, 4))) |
| 4427 | return rc; |
| 4428 | } |
| 4429 | |
| 4430 | if (len32 & 3) { |
Michael Chan | c873879 | 2007-03-30 14:53:06 -0700 | [diff] [blame] | 4431 | align_end = 4 - (len32 & 3); |
| 4432 | len32 += align_end; |
| 4433 | if ((rc = bnx2_nvram_read(bp, offset32 + len32 - 4, end, 4))) |
| 4434 | return rc; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 4435 | } |
| 4436 | |
| 4437 | if (align_start || align_end) { |
Michael Chan | e6be763 | 2007-01-08 19:56:13 -0800 | [diff] [blame] | 4438 | align_buf = kmalloc(len32, GFP_KERNEL); |
| 4439 | if (align_buf == NULL) |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 4440 | return -ENOMEM; |
| 4441 | if (align_start) { |
Michael Chan | e6be763 | 2007-01-08 19:56:13 -0800 | [diff] [blame] | 4442 | memcpy(align_buf, start, 4); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 4443 | } |
| 4444 | if (align_end) { |
Michael Chan | e6be763 | 2007-01-08 19:56:13 -0800 | [diff] [blame] | 4445 | memcpy(align_buf + len32 - 4, end, 4); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 4446 | } |
Michael Chan | e6be763 | 2007-01-08 19:56:13 -0800 | [diff] [blame] | 4447 | memcpy(align_buf + align_start, data_buf, buf_size); |
| 4448 | buf = align_buf; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 4449 | } |
| 4450 | |
Michael Chan | e30372c | 2007-07-16 18:26:23 -0700 | [diff] [blame] | 4451 | if (!(bp->flash_info->flags & BNX2_NV_BUFFERED)) { |
Michael Chan | ae181bc | 2006-05-22 16:39:20 -0700 | [diff] [blame] | 4452 | flash_buffer = kmalloc(264, GFP_KERNEL); |
| 4453 | if (flash_buffer == NULL) { |
| 4454 | rc = -ENOMEM; |
| 4455 | goto nvram_write_end; |
| 4456 | } |
| 4457 | } |
| 4458 | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 4459 | written = 0; |
| 4460 | while ((written < len32) && (rc == 0)) { |
| 4461 | u32 page_start, page_end, data_start, data_end; |
| 4462 | u32 addr, cmd_flags; |
| 4463 | int i; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 4464 | |
| 4465 | /* Find the page_start addr */ |
| 4466 | page_start = offset32 + written; |
| 4467 | page_start -= (page_start % bp->flash_info->page_size); |
| 4468 | /* Find the page_end addr */ |
| 4469 | page_end = page_start + bp->flash_info->page_size; |
| 4470 | /* Find the data_start addr */ |
| 4471 | data_start = (written == 0) ? offset32 : page_start; |
| 4472 | /* Find the data_end addr */ |
Jeff Garzik | 6aa20a2 | 2006-09-13 13:24:59 -0400 | [diff] [blame] | 4473 | data_end = (page_end > offset32 + len32) ? |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 4474 | (offset32 + len32) : page_end; |
| 4475 | |
| 4476 | /* Request access to the flash interface. */ |
| 4477 | if ((rc = bnx2_acquire_nvram_lock(bp)) != 0) |
| 4478 | goto nvram_write_end; |
| 4479 | |
| 4480 | /* Enable access to flash interface */ |
| 4481 | bnx2_enable_nvram_access(bp); |
| 4482 | |
| 4483 | cmd_flags = BNX2_NVM_COMMAND_FIRST; |
Michael Chan | e30372c | 2007-07-16 18:26:23 -0700 | [diff] [blame] | 4484 | if (!(bp->flash_info->flags & BNX2_NV_BUFFERED)) { |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 4485 | int j; |
| 4486 | |
| 4487 | /* Read the whole page into the buffer |
| 4488 | * (non-buffer flash only) */ |
| 4489 | for (j = 0; j < bp->flash_info->page_size; j += 4) { |
| 4490 | if (j == (bp->flash_info->page_size - 4)) { |
| 4491 | cmd_flags |= BNX2_NVM_COMMAND_LAST; |
| 4492 | } |
| 4493 | rc = bnx2_nvram_read_dword(bp, |
Jeff Garzik | 6aa20a2 | 2006-09-13 13:24:59 -0400 | [diff] [blame] | 4494 | page_start + j, |
| 4495 | &flash_buffer[j], |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 4496 | cmd_flags); |
| 4497 | |
| 4498 | if (rc) |
| 4499 | goto nvram_write_end; |
| 4500 | |
| 4501 | cmd_flags = 0; |
| 4502 | } |
| 4503 | } |
| 4504 | |
| 4505 | /* Enable writes to flash interface (unlock write-protect) */ |
| 4506 | if ((rc = bnx2_enable_nvram_write(bp)) != 0) |
| 4507 | goto nvram_write_end; |
| 4508 | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 4509 | /* Loop to write back the buffer data from page_start to |
| 4510 | * data_start */ |
| 4511 | i = 0; |
Michael Chan | e30372c | 2007-07-16 18:26:23 -0700 | [diff] [blame] | 4512 | if (!(bp->flash_info->flags & BNX2_NV_BUFFERED)) { |
Michael Chan | c873879 | 2007-03-30 14:53:06 -0700 | [diff] [blame] | 4513 | /* Erase the page */ |
| 4514 | if ((rc = bnx2_nvram_erase_page(bp, page_start)) != 0) |
| 4515 | goto nvram_write_end; |
| 4516 | |
| 4517 | /* Re-enable the write again for the actual write */ |
| 4518 | bnx2_enable_nvram_write(bp); |
| 4519 | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 4520 | for (addr = page_start; addr < data_start; |
| 4521 | addr += 4, i += 4) { |
Jeff Garzik | 6aa20a2 | 2006-09-13 13:24:59 -0400 | [diff] [blame] | 4522 | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 4523 | rc = bnx2_nvram_write_dword(bp, addr, |
| 4524 | &flash_buffer[i], cmd_flags); |
| 4525 | |
| 4526 | if (rc != 0) |
| 4527 | goto nvram_write_end; |
| 4528 | |
| 4529 | cmd_flags = 0; |
| 4530 | } |
| 4531 | } |
| 4532 | |
| 4533 | /* Loop to write the new data from data_start to data_end */ |
Michael Chan | bae2576 | 2006-05-22 16:38:38 -0700 | [diff] [blame] | 4534 | for (addr = data_start; addr < data_end; addr += 4, i += 4) { |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 4535 | if ((addr == page_end - 4) || |
Michael Chan | e30372c | 2007-07-16 18:26:23 -0700 | [diff] [blame] | 4536 | ((bp->flash_info->flags & BNX2_NV_BUFFERED) && |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 4537 | (addr == data_end - 4))) { |
| 4538 | |
| 4539 | cmd_flags |= BNX2_NVM_COMMAND_LAST; |
| 4540 | } |
| 4541 | rc = bnx2_nvram_write_dword(bp, addr, buf, |
| 4542 | cmd_flags); |
| 4543 | |
| 4544 | if (rc != 0) |
| 4545 | goto nvram_write_end; |
| 4546 | |
| 4547 | cmd_flags = 0; |
| 4548 | buf += 4; |
| 4549 | } |
| 4550 | |
| 4551 | /* Loop to write back the buffer data from data_end |
| 4552 | * to page_end */ |
Michael Chan | e30372c | 2007-07-16 18:26:23 -0700 | [diff] [blame] | 4553 | if (!(bp->flash_info->flags & BNX2_NV_BUFFERED)) { |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 4554 | for (addr = data_end; addr < page_end; |
| 4555 | addr += 4, i += 4) { |
Jeff Garzik | 6aa20a2 | 2006-09-13 13:24:59 -0400 | [diff] [blame] | 4556 | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 4557 | if (addr == page_end-4) { |
| 4558 | cmd_flags = BNX2_NVM_COMMAND_LAST; |
| 4559 | } |
| 4560 | rc = bnx2_nvram_write_dword(bp, addr, |
| 4561 | &flash_buffer[i], cmd_flags); |
| 4562 | |
| 4563 | if (rc != 0) |
| 4564 | goto nvram_write_end; |
| 4565 | |
| 4566 | cmd_flags = 0; |
| 4567 | } |
| 4568 | } |
| 4569 | |
| 4570 | /* Disable writes to flash interface (lock write-protect) */ |
| 4571 | bnx2_disable_nvram_write(bp); |
| 4572 | |
| 4573 | /* Disable access to flash interface */ |
| 4574 | bnx2_disable_nvram_access(bp); |
| 4575 | bnx2_release_nvram_lock(bp); |
| 4576 | |
| 4577 | /* Increment written */ |
| 4578 | written += data_end - data_start; |
| 4579 | } |
| 4580 | |
| 4581 | nvram_write_end: |
Michael Chan | e6be763 | 2007-01-08 19:56:13 -0800 | [diff] [blame] | 4582 | kfree(flash_buffer); |
| 4583 | kfree(align_buf); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 4584 | return rc; |
| 4585 | } |
| 4586 | |
Michael Chan | 0d8a6571 | 2007-07-07 22:49:43 -0700 | [diff] [blame] | 4587 | static void |
Michael Chan | 7c62e83 | 2008-07-14 22:39:03 -0700 | [diff] [blame] | 4588 | bnx2_init_fw_cap(struct bnx2 *bp) |
Michael Chan | 0d8a6571 | 2007-07-07 22:49:43 -0700 | [diff] [blame] | 4589 | { |
Michael Chan | 7c62e83 | 2008-07-14 22:39:03 -0700 | [diff] [blame] | 4590 | u32 val, sig = 0; |
Michael Chan | 0d8a6571 | 2007-07-07 22:49:43 -0700 | [diff] [blame] | 4591 | |
Michael Chan | 583c28e | 2008-01-21 19:51:35 -0800 | [diff] [blame] | 4592 | bp->phy_flags &= ~BNX2_PHY_FLAG_REMOTE_PHY_CAP; |
Michael Chan | 7c62e83 | 2008-07-14 22:39:03 -0700 | [diff] [blame] | 4593 | bp->flags &= ~BNX2_FLAG_CAN_KEEP_VLAN; |
| 4594 | |
| 4595 | if (!(bp->flags & BNX2_FLAG_ASF_ENABLE)) |
| 4596 | bp->flags |= BNX2_FLAG_CAN_KEEP_VLAN; |
Michael Chan | 0d8a6571 | 2007-07-07 22:49:43 -0700 | [diff] [blame] | 4597 | |
Michael Chan | 2726d6e | 2008-01-29 21:35:05 -0800 | [diff] [blame] | 4598 | val = bnx2_shmem_rd(bp, BNX2_FW_CAP_MB); |
Michael Chan | 0d8a6571 | 2007-07-07 22:49:43 -0700 | [diff] [blame] | 4599 | if ((val & BNX2_FW_CAP_SIGNATURE_MASK) != BNX2_FW_CAP_SIGNATURE) |
| 4600 | return; |
| 4601 | |
Michael Chan | 7c62e83 | 2008-07-14 22:39:03 -0700 | [diff] [blame] | 4602 | if ((val & BNX2_FW_CAP_CAN_KEEP_VLAN) == BNX2_FW_CAP_CAN_KEEP_VLAN) { |
| 4603 | bp->flags |= BNX2_FLAG_CAN_KEEP_VLAN; |
| 4604 | sig |= BNX2_DRV_ACK_CAP_SIGNATURE | BNX2_FW_CAP_CAN_KEEP_VLAN; |
| 4605 | } |
| 4606 | |
| 4607 | if ((bp->phy_flags & BNX2_PHY_FLAG_SERDES) && |
| 4608 | (val & BNX2_FW_CAP_REMOTE_PHY_CAPABLE)) { |
| 4609 | u32 link; |
| 4610 | |
Michael Chan | 583c28e | 2008-01-21 19:51:35 -0800 | [diff] [blame] | 4611 | bp->phy_flags |= BNX2_PHY_FLAG_REMOTE_PHY_CAP; |
Michael Chan | 0d8a6571 | 2007-07-07 22:49:43 -0700 | [diff] [blame] | 4612 | |
Michael Chan | 7c62e83 | 2008-07-14 22:39:03 -0700 | [diff] [blame] | 4613 | link = bnx2_shmem_rd(bp, BNX2_LINK_STATUS); |
| 4614 | if (link & BNX2_LINK_STATUS_SERDES_LINK) |
Michael Chan | 0d8a6571 | 2007-07-07 22:49:43 -0700 | [diff] [blame] | 4615 | bp->phy_port = PORT_FIBRE; |
| 4616 | else |
| 4617 | bp->phy_port = PORT_TP; |
Michael Chan | 489310a | 2007-10-10 16:16:31 -0700 | [diff] [blame] | 4618 | |
Michael Chan | 7c62e83 | 2008-07-14 22:39:03 -0700 | [diff] [blame] | 4619 | sig |= BNX2_DRV_ACK_CAP_SIGNATURE | |
| 4620 | BNX2_FW_CAP_REMOTE_PHY_CAPABLE; |
Michael Chan | 0d8a6571 | 2007-07-07 22:49:43 -0700 | [diff] [blame] | 4621 | } |
Michael Chan | 7c62e83 | 2008-07-14 22:39:03 -0700 | [diff] [blame] | 4622 | |
| 4623 | if (netif_running(bp->dev) && sig) |
| 4624 | bnx2_shmem_wr(bp, BNX2_DRV_ACK_CAP_MB, sig); |
Michael Chan | 0d8a6571 | 2007-07-07 22:49:43 -0700 | [diff] [blame] | 4625 | } |
| 4626 | |
Michael Chan | b4b3604 | 2007-12-20 19:59:30 -0800 | [diff] [blame] | 4627 | static void |
| 4628 | bnx2_setup_msix_tbl(struct bnx2 *bp) |
| 4629 | { |
| 4630 | REG_WR(bp, BNX2_PCI_GRC_WINDOW_ADDR, BNX2_PCI_GRC_WINDOW_ADDR_SEP_WIN); |
| 4631 | |
| 4632 | REG_WR(bp, BNX2_PCI_GRC_WINDOW2_ADDR, BNX2_MSIX_TABLE_ADDR); |
| 4633 | REG_WR(bp, BNX2_PCI_GRC_WINDOW3_ADDR, BNX2_MSIX_PBA_ADDR); |
| 4634 | } |
| 4635 | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 4636 | static int |
| 4637 | bnx2_reset_chip(struct bnx2 *bp, u32 reset_code) |
| 4638 | { |
| 4639 | u32 val; |
| 4640 | int i, rc = 0; |
Michael Chan | 489310a | 2007-10-10 16:16:31 -0700 | [diff] [blame] | 4641 | u8 old_port; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 4642 | |
| 4643 | /* Wait for the current PCI transaction to complete before |
| 4644 | * issuing a reset. */ |
Eddie Wai | a5dac10 | 2010-11-24 13:48:54 +0000 | [diff] [blame] | 4645 | if ((CHIP_NUM(bp) == CHIP_NUM_5706) || |
| 4646 | (CHIP_NUM(bp) == CHIP_NUM_5708)) { |
| 4647 | REG_WR(bp, BNX2_MISC_ENABLE_CLR_BITS, |
| 4648 | BNX2_MISC_ENABLE_CLR_BITS_TX_DMA_ENABLE | |
| 4649 | BNX2_MISC_ENABLE_CLR_BITS_DMA_ENGINE_ENABLE | |
| 4650 | BNX2_MISC_ENABLE_CLR_BITS_RX_DMA_ENABLE | |
| 4651 | BNX2_MISC_ENABLE_CLR_BITS_HOST_COALESCE_ENABLE); |
| 4652 | val = REG_RD(bp, BNX2_MISC_ENABLE_CLR_BITS); |
| 4653 | udelay(5); |
| 4654 | } else { /* 5709 */ |
| 4655 | val = REG_RD(bp, BNX2_MISC_NEW_CORE_CTL); |
| 4656 | val &= ~BNX2_MISC_NEW_CORE_CTL_DMA_ENABLE; |
| 4657 | REG_WR(bp, BNX2_MISC_NEW_CORE_CTL, val); |
| 4658 | val = REG_RD(bp, BNX2_MISC_NEW_CORE_CTL); |
| 4659 | |
| 4660 | for (i = 0; i < 100; i++) { |
| 4661 | msleep(1); |
| 4662 | val = REG_RD(bp, BNX2_PCICFG_DEVICE_CONTROL); |
| 4663 | if (!(val & BNX2_PCICFG_DEVICE_STATUS_NO_PEND)) |
| 4664 | break; |
| 4665 | } |
| 4666 | } |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 4667 | |
Michael Chan | b090ae2 | 2006-01-23 16:07:10 -0800 | [diff] [blame] | 4668 | /* Wait for the firmware to tell us it is ok to issue a reset. */ |
Michael Chan | a2f1389 | 2008-07-14 22:38:23 -0700 | [diff] [blame] | 4669 | bnx2_fw_sync(bp, BNX2_DRV_MSG_DATA_WAIT0 | reset_code, 1, 1); |
Michael Chan | b090ae2 | 2006-01-23 16:07:10 -0800 | [diff] [blame] | 4670 | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 4671 | /* Deposit a driver reset signature so the firmware knows that |
| 4672 | * this is a soft reset. */ |
Michael Chan | 2726d6e | 2008-01-29 21:35:05 -0800 | [diff] [blame] | 4673 | bnx2_shmem_wr(bp, BNX2_DRV_RESET_SIGNATURE, |
| 4674 | BNX2_DRV_RESET_SIGNATURE_MAGIC); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 4675 | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 4676 | /* Do a dummy read to force the chip to complete all current transaction |
| 4677 | * before we issue a reset. */ |
| 4678 | val = REG_RD(bp, BNX2_MISC_ID); |
| 4679 | |
Michael Chan | 234754d | 2006-11-19 14:11:41 -0800 | [diff] [blame] | 4680 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
| 4681 | REG_WR(bp, BNX2_MISC_COMMAND, BNX2_MISC_COMMAND_SW_RESET); |
| 4682 | REG_RD(bp, BNX2_MISC_COMMAND); |
| 4683 | udelay(5); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 4684 | |
Michael Chan | 234754d | 2006-11-19 14:11:41 -0800 | [diff] [blame] | 4685 | val = BNX2_PCICFG_MISC_CONFIG_REG_WINDOW_ENA | |
| 4686 | BNX2_PCICFG_MISC_CONFIG_TARGET_MB_WORD_SWAP; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 4687 | |
Michael Chan | be7ff1a | 2010-11-24 13:48:55 +0000 | [diff] [blame] | 4688 | REG_WR(bp, BNX2_PCICFG_MISC_CONFIG, val); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 4689 | |
Michael Chan | 234754d | 2006-11-19 14:11:41 -0800 | [diff] [blame] | 4690 | } else { |
| 4691 | val = BNX2_PCICFG_MISC_CONFIG_CORE_RST_REQ | |
| 4692 | BNX2_PCICFG_MISC_CONFIG_REG_WINDOW_ENA | |
| 4693 | BNX2_PCICFG_MISC_CONFIG_TARGET_MB_WORD_SWAP; |
| 4694 | |
| 4695 | /* Chip reset. */ |
| 4696 | REG_WR(bp, BNX2_PCICFG_MISC_CONFIG, val); |
| 4697 | |
Michael Chan | 594a9df | 2007-08-28 15:39:42 -0700 | [diff] [blame] | 4698 | /* Reading back any register after chip reset will hang the |
| 4699 | * bus on 5706 A0 and A1. The msleep below provides plenty |
| 4700 | * of margin for write posting. |
| 4701 | */ |
Michael Chan | 234754d | 2006-11-19 14:11:41 -0800 | [diff] [blame] | 4702 | if ((CHIP_ID(bp) == CHIP_ID_5706_A0) || |
Arjan van de Ven | 8e54588 | 2007-08-28 14:34:43 -0700 | [diff] [blame] | 4703 | (CHIP_ID(bp) == CHIP_ID_5706_A1)) |
| 4704 | msleep(20); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 4705 | |
Michael Chan | 234754d | 2006-11-19 14:11:41 -0800 | [diff] [blame] | 4706 | /* Reset takes approximate 30 usec */ |
| 4707 | for (i = 0; i < 10; i++) { |
| 4708 | val = REG_RD(bp, BNX2_PCICFG_MISC_CONFIG); |
| 4709 | if ((val & (BNX2_PCICFG_MISC_CONFIG_CORE_RST_REQ | |
| 4710 | BNX2_PCICFG_MISC_CONFIG_CORE_RST_BSY)) == 0) |
| 4711 | break; |
| 4712 | udelay(10); |
| 4713 | } |
| 4714 | |
| 4715 | if (val & (BNX2_PCICFG_MISC_CONFIG_CORE_RST_REQ | |
| 4716 | BNX2_PCICFG_MISC_CONFIG_CORE_RST_BSY)) { |
Joe Perches | 3a9c6a4 | 2010-02-17 15:01:51 +0000 | [diff] [blame] | 4717 | pr_err("Chip reset did not complete\n"); |
Michael Chan | 234754d | 2006-11-19 14:11:41 -0800 | [diff] [blame] | 4718 | return -EBUSY; |
| 4719 | } |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 4720 | } |
| 4721 | |
| 4722 | /* Make sure byte swapping is properly configured. */ |
| 4723 | val = REG_RD(bp, BNX2_PCI_SWAP_DIAG0); |
| 4724 | if (val != 0x01020304) { |
Joe Perches | 3a9c6a4 | 2010-02-17 15:01:51 +0000 | [diff] [blame] | 4725 | pr_err("Chip not in correct endian mode\n"); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 4726 | return -ENODEV; |
| 4727 | } |
| 4728 | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 4729 | /* Wait for the firmware to finish its initialization. */ |
Michael Chan | a2f1389 | 2008-07-14 22:38:23 -0700 | [diff] [blame] | 4730 | rc = bnx2_fw_sync(bp, BNX2_DRV_MSG_DATA_WAIT1 | reset_code, 1, 0); |
Michael Chan | b090ae2 | 2006-01-23 16:07:10 -0800 | [diff] [blame] | 4731 | if (rc) |
| 4732 | return rc; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 4733 | |
Michael Chan | 0d8a6571 | 2007-07-07 22:49:43 -0700 | [diff] [blame] | 4734 | spin_lock_bh(&bp->phy_lock); |
Michael Chan | 489310a | 2007-10-10 16:16:31 -0700 | [diff] [blame] | 4735 | old_port = bp->phy_port; |
Michael Chan | 7c62e83 | 2008-07-14 22:39:03 -0700 | [diff] [blame] | 4736 | bnx2_init_fw_cap(bp); |
Michael Chan | 583c28e | 2008-01-21 19:51:35 -0800 | [diff] [blame] | 4737 | if ((bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) && |
| 4738 | old_port != bp->phy_port) |
Michael Chan | 0d8a6571 | 2007-07-07 22:49:43 -0700 | [diff] [blame] | 4739 | bnx2_set_default_remote_link(bp); |
| 4740 | spin_unlock_bh(&bp->phy_lock); |
| 4741 | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 4742 | if (CHIP_ID(bp) == CHIP_ID_5706_A0) { |
| 4743 | /* Adjust the voltage regular to two steps lower. The default |
| 4744 | * of this register is 0x0000000e. */ |
| 4745 | REG_WR(bp, BNX2_MISC_VREG_CONTROL, 0x000000fa); |
| 4746 | |
| 4747 | /* Remove bad rbuf memory from the free pool. */ |
| 4748 | rc = bnx2_alloc_bad_rbuf(bp); |
| 4749 | } |
| 4750 | |
Michael Chan | c441b8d | 2010-04-27 11:28:09 +0000 | [diff] [blame] | 4751 | if (bp->flags & BNX2_FLAG_USING_MSIX) { |
Michael Chan | b4b3604 | 2007-12-20 19:59:30 -0800 | [diff] [blame] | 4752 | bnx2_setup_msix_tbl(bp); |
Michael Chan | c441b8d | 2010-04-27 11:28:09 +0000 | [diff] [blame] | 4753 | /* Prevent MSIX table reads and write from timing out */ |
| 4754 | REG_WR(bp, BNX2_MISC_ECO_HW_CTL, |
| 4755 | BNX2_MISC_ECO_HW_CTL_LARGE_GRC_TMOUT_EN); |
| 4756 | } |
Michael Chan | b4b3604 | 2007-12-20 19:59:30 -0800 | [diff] [blame] | 4757 | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 4758 | return rc; |
| 4759 | } |
| 4760 | |
| 4761 | static int |
| 4762 | bnx2_init_chip(struct bnx2 *bp) |
| 4763 | { |
Michael Chan | d8026d9 | 2008-11-12 16:02:20 -0800 | [diff] [blame] | 4764 | u32 val, mtu; |
Michael Chan | b4b3604 | 2007-12-20 19:59:30 -0800 | [diff] [blame] | 4765 | int rc, i; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 4766 | |
| 4767 | /* Make sure the interrupt is not active. */ |
| 4768 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, BNX2_PCICFG_INT_ACK_CMD_MASK_INT); |
| 4769 | |
| 4770 | val = BNX2_DMA_CONFIG_DATA_BYTE_SWAP | |
| 4771 | BNX2_DMA_CONFIG_DATA_WORD_SWAP | |
| 4772 | #ifdef __BIG_ENDIAN |
Jeff Garzik | 6aa20a2 | 2006-09-13 13:24:59 -0400 | [diff] [blame] | 4773 | BNX2_DMA_CONFIG_CNTL_BYTE_SWAP | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 4774 | #endif |
Jeff Garzik | 6aa20a2 | 2006-09-13 13:24:59 -0400 | [diff] [blame] | 4775 | BNX2_DMA_CONFIG_CNTL_WORD_SWAP | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 4776 | DMA_READ_CHANS << 12 | |
| 4777 | DMA_WRITE_CHANS << 16; |
| 4778 | |
| 4779 | val |= (0x2 << 20) | (1 << 11); |
| 4780 | |
David S. Miller | f86e82f | 2008-01-21 17:15:40 -0800 | [diff] [blame] | 4781 | if ((bp->flags & BNX2_FLAG_PCIX) && (bp->bus_speed_mhz == 133)) |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 4782 | val |= (1 << 23); |
| 4783 | |
| 4784 | if ((CHIP_NUM(bp) == CHIP_NUM_5706) && |
David S. Miller | f86e82f | 2008-01-21 17:15:40 -0800 | [diff] [blame] | 4785 | (CHIP_ID(bp) != CHIP_ID_5706_A0) && !(bp->flags & BNX2_FLAG_PCIX)) |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 4786 | val |= BNX2_DMA_CONFIG_CNTL_PING_PONG_DMA; |
| 4787 | |
| 4788 | REG_WR(bp, BNX2_DMA_CONFIG, val); |
| 4789 | |
| 4790 | if (CHIP_ID(bp) == CHIP_ID_5706_A0) { |
| 4791 | val = REG_RD(bp, BNX2_TDMA_CONFIG); |
| 4792 | val |= BNX2_TDMA_CONFIG_ONE_DMA; |
| 4793 | REG_WR(bp, BNX2_TDMA_CONFIG, val); |
| 4794 | } |
| 4795 | |
David S. Miller | f86e82f | 2008-01-21 17:15:40 -0800 | [diff] [blame] | 4796 | if (bp->flags & BNX2_FLAG_PCIX) { |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 4797 | u16 val16; |
| 4798 | |
| 4799 | pci_read_config_word(bp->pdev, bp->pcix_cap + PCI_X_CMD, |
| 4800 | &val16); |
| 4801 | pci_write_config_word(bp->pdev, bp->pcix_cap + PCI_X_CMD, |
| 4802 | val16 & ~PCI_X_CMD_ERO); |
| 4803 | } |
| 4804 | |
| 4805 | REG_WR(bp, BNX2_MISC_ENABLE_SET_BITS, |
| 4806 | BNX2_MISC_ENABLE_SET_BITS_HOST_COALESCE_ENABLE | |
| 4807 | BNX2_MISC_ENABLE_STATUS_BITS_RX_V2P_ENABLE | |
| 4808 | BNX2_MISC_ENABLE_STATUS_BITS_CONTEXT_ENABLE); |
| 4809 | |
| 4810 | /* Initialize context mapping and zero out the quick contexts. The |
| 4811 | * context block must have already been enabled. */ |
Michael Chan | 641bdcd | 2007-06-04 21:22:24 -0700 | [diff] [blame] | 4812 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
| 4813 | rc = bnx2_init_5709_context(bp); |
| 4814 | if (rc) |
| 4815 | return rc; |
| 4816 | } else |
Michael Chan | 59b47d8 | 2006-11-19 14:10:45 -0800 | [diff] [blame] | 4817 | bnx2_init_context(bp); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 4818 | |
Michael Chan | fba9fe9 | 2006-06-12 22:21:25 -0700 | [diff] [blame] | 4819 | if ((rc = bnx2_init_cpus(bp)) != 0) |
| 4820 | return rc; |
| 4821 | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 4822 | bnx2_init_nvram(bp); |
| 4823 | |
Benjamin Li | 5fcaed0 | 2008-07-14 22:39:52 -0700 | [diff] [blame] | 4824 | bnx2_set_mac_addr(bp, bp->dev->dev_addr, 0); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 4825 | |
| 4826 | val = REG_RD(bp, BNX2_MQ_CONFIG); |
| 4827 | val &= ~BNX2_MQ_CONFIG_KNL_BYP_BLK_SIZE; |
| 4828 | val |= BNX2_MQ_CONFIG_KNL_BYP_BLK_SIZE_256; |
Michael Chan | 4edd473 | 2009-06-08 18:14:42 -0700 | [diff] [blame] | 4829 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
| 4830 | val |= BNX2_MQ_CONFIG_BIN_MQ_MODE; |
| 4831 | if (CHIP_REV(bp) == CHIP_REV_Ax) |
| 4832 | val |= BNX2_MQ_CONFIG_HALT_DIS; |
| 4833 | } |
Michael Chan | 68c9f75 | 2007-04-24 15:35:53 -0700 | [diff] [blame] | 4834 | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 4835 | REG_WR(bp, BNX2_MQ_CONFIG, val); |
| 4836 | |
| 4837 | val = 0x10000 + (MAX_CID_CNT * MB_KERNEL_CTX_SIZE); |
| 4838 | REG_WR(bp, BNX2_MQ_KNL_BYP_WIND_START, val); |
| 4839 | REG_WR(bp, BNX2_MQ_KNL_WIND_END, val); |
| 4840 | |
| 4841 | val = (BCM_PAGE_BITS - 8) << 24; |
| 4842 | REG_WR(bp, BNX2_RV2P_CONFIG, val); |
| 4843 | |
| 4844 | /* Configure page size. */ |
| 4845 | val = REG_RD(bp, BNX2_TBDR_CONFIG); |
| 4846 | val &= ~BNX2_TBDR_CONFIG_PAGE_SIZE; |
| 4847 | val |= (BCM_PAGE_BITS - 8) << 24 | 0x40; |
| 4848 | REG_WR(bp, BNX2_TBDR_CONFIG, val); |
| 4849 | |
| 4850 | val = bp->mac_addr[0] + |
| 4851 | (bp->mac_addr[1] << 8) + |
| 4852 | (bp->mac_addr[2] << 16) + |
| 4853 | bp->mac_addr[3] + |
| 4854 | (bp->mac_addr[4] << 8) + |
| 4855 | (bp->mac_addr[5] << 16); |
| 4856 | REG_WR(bp, BNX2_EMAC_BACKOFF_SEED, val); |
| 4857 | |
| 4858 | /* Program the MTU. Also include 4 bytes for CRC32. */ |
Michael Chan | d8026d9 | 2008-11-12 16:02:20 -0800 | [diff] [blame] | 4859 | mtu = bp->dev->mtu; |
| 4860 | val = mtu + ETH_HLEN + ETH_FCS_LEN; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 4861 | if (val > (MAX_ETHERNET_PACKET_SIZE + 4)) |
| 4862 | val |= BNX2_EMAC_RX_MTU_SIZE_JUMBO_ENA; |
| 4863 | REG_WR(bp, BNX2_EMAC_RX_MTU_SIZE, val); |
| 4864 | |
Michael Chan | d8026d9 | 2008-11-12 16:02:20 -0800 | [diff] [blame] | 4865 | if (mtu < 1500) |
| 4866 | mtu = 1500; |
| 4867 | |
| 4868 | bnx2_reg_wr_ind(bp, BNX2_RBUF_CONFIG, BNX2_RBUF_CONFIG_VAL(mtu)); |
| 4869 | bnx2_reg_wr_ind(bp, BNX2_RBUF_CONFIG2, BNX2_RBUF_CONFIG2_VAL(mtu)); |
| 4870 | bnx2_reg_wr_ind(bp, BNX2_RBUF_CONFIG3, BNX2_RBUF_CONFIG3_VAL(mtu)); |
| 4871 | |
Michael Chan | 155d556 | 2009-08-21 16:20:43 +0000 | [diff] [blame] | 4872 | memset(bp->bnx2_napi[0].status_blk.msi, 0, bp->status_stats_size); |
Michael Chan | b4b3604 | 2007-12-20 19:59:30 -0800 | [diff] [blame] | 4873 | for (i = 0; i < BNX2_MAX_MSIX_VEC; i++) |
| 4874 | bp->bnx2_napi[i].last_status_idx = 0; |
| 4875 | |
Michael Chan | efba018 | 2008-12-03 00:36:15 -0800 | [diff] [blame] | 4876 | bp->idle_chk_status_idx = 0xffff; |
| 4877 | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 4878 | bp->rx_mode = BNX2_EMAC_RX_MODE_SORT_MODE; |
| 4879 | |
| 4880 | /* Set up how to generate a link change interrupt. */ |
| 4881 | REG_WR(bp, BNX2_EMAC_ATTENTION_ENA, BNX2_EMAC_ATTENTION_ENA_LINK); |
| 4882 | |
| 4883 | REG_WR(bp, BNX2_HC_STATUS_ADDR_L, |
| 4884 | (u64) bp->status_blk_mapping & 0xffffffff); |
| 4885 | REG_WR(bp, BNX2_HC_STATUS_ADDR_H, (u64) bp->status_blk_mapping >> 32); |
| 4886 | |
| 4887 | REG_WR(bp, BNX2_HC_STATISTICS_ADDR_L, |
| 4888 | (u64) bp->stats_blk_mapping & 0xffffffff); |
| 4889 | REG_WR(bp, BNX2_HC_STATISTICS_ADDR_H, |
| 4890 | (u64) bp->stats_blk_mapping >> 32); |
| 4891 | |
Jeff Garzik | 6aa20a2 | 2006-09-13 13:24:59 -0400 | [diff] [blame] | 4892 | REG_WR(bp, BNX2_HC_TX_QUICK_CONS_TRIP, |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 4893 | (bp->tx_quick_cons_trip_int << 16) | bp->tx_quick_cons_trip); |
| 4894 | |
| 4895 | REG_WR(bp, BNX2_HC_RX_QUICK_CONS_TRIP, |
| 4896 | (bp->rx_quick_cons_trip_int << 16) | bp->rx_quick_cons_trip); |
| 4897 | |
| 4898 | REG_WR(bp, BNX2_HC_COMP_PROD_TRIP, |
| 4899 | (bp->comp_prod_trip_int << 16) | bp->comp_prod_trip); |
| 4900 | |
| 4901 | REG_WR(bp, BNX2_HC_TX_TICKS, (bp->tx_ticks_int << 16) | bp->tx_ticks); |
| 4902 | |
| 4903 | REG_WR(bp, BNX2_HC_RX_TICKS, (bp->rx_ticks_int << 16) | bp->rx_ticks); |
| 4904 | |
| 4905 | REG_WR(bp, BNX2_HC_COM_TICKS, |
| 4906 | (bp->com_ticks_int << 16) | bp->com_ticks); |
| 4907 | |
| 4908 | REG_WR(bp, BNX2_HC_CMD_TICKS, |
| 4909 | (bp->cmd_ticks_int << 16) | bp->cmd_ticks); |
| 4910 | |
Michael Chan | 61d9e3f | 2009-08-21 16:20:46 +0000 | [diff] [blame] | 4911 | if (bp->flags & BNX2_FLAG_BROKEN_STATS) |
Michael Chan | 02537b06 | 2007-06-04 21:24:07 -0700 | [diff] [blame] | 4912 | REG_WR(bp, BNX2_HC_STATS_TICKS, 0); |
| 4913 | else |
Michael Chan | 7ea6920 | 2007-07-16 18:27:10 -0700 | [diff] [blame] | 4914 | REG_WR(bp, BNX2_HC_STATS_TICKS, bp->stats_ticks); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 4915 | REG_WR(bp, BNX2_HC_STAT_COLLECT_TICKS, 0xbb8); /* 3ms */ |
| 4916 | |
| 4917 | if (CHIP_ID(bp) == CHIP_ID_5706_A1) |
Michael Chan | 8e6a72c | 2007-05-03 13:24:48 -0700 | [diff] [blame] | 4918 | val = BNX2_HC_CONFIG_COLLECT_STATS; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 4919 | else { |
Michael Chan | 8e6a72c | 2007-05-03 13:24:48 -0700 | [diff] [blame] | 4920 | val = BNX2_HC_CONFIG_RX_TMR_MODE | BNX2_HC_CONFIG_TX_TMR_MODE | |
| 4921 | BNX2_HC_CONFIG_COLLECT_STATS; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 4922 | } |
| 4923 | |
Michael Chan | efde73a | 2010-02-15 19:42:07 +0000 | [diff] [blame] | 4924 | if (bp->flags & BNX2_FLAG_USING_MSIX) { |
Michael Chan | c76c047 | 2007-12-20 20:01:19 -0800 | [diff] [blame] | 4925 | REG_WR(bp, BNX2_HC_MSIX_BIT_VECTOR, |
| 4926 | BNX2_HC_MSIX_BIT_VECTOR_VAL); |
| 4927 | |
Michael Chan | 5e9ad9e | 2008-06-19 16:43:17 -0700 | [diff] [blame] | 4928 | val |= BNX2_HC_CONFIG_SB_ADDR_INC_128B; |
| 4929 | } |
| 4930 | |
| 4931 | if (bp->flags & BNX2_FLAG_ONE_SHOT_MSI) |
Michael Chan | cf7474a | 2009-08-21 16:20:48 +0000 | [diff] [blame] | 4932 | val |= BNX2_HC_CONFIG_ONE_SHOT | BNX2_HC_CONFIG_USE_INT_PARAM; |
Michael Chan | 5e9ad9e | 2008-06-19 16:43:17 -0700 | [diff] [blame] | 4933 | |
| 4934 | REG_WR(bp, BNX2_HC_CONFIG, val); |
| 4935 | |
Michael Chan | 22fa159 | 2010-10-11 16:12:00 -0700 | [diff] [blame] | 4936 | if (bp->rx_ticks < 25) |
| 4937 | bnx2_reg_wr_ind(bp, BNX2_FW_RX_LOW_LATENCY, 1); |
| 4938 | else |
| 4939 | bnx2_reg_wr_ind(bp, BNX2_FW_RX_LOW_LATENCY, 0); |
| 4940 | |
Michael Chan | 5e9ad9e | 2008-06-19 16:43:17 -0700 | [diff] [blame] | 4941 | for (i = 1; i < bp->irq_nvecs; i++) { |
| 4942 | u32 base = ((i - 1) * BNX2_HC_SB_CONFIG_SIZE) + |
| 4943 | BNX2_HC_SB_CONFIG_1; |
| 4944 | |
Michael Chan | 6f743ca | 2008-01-29 21:34:08 -0800 | [diff] [blame] | 4945 | REG_WR(bp, base, |
Michael Chan | c76c047 | 2007-12-20 20:01:19 -0800 | [diff] [blame] | 4946 | BNX2_HC_SB_CONFIG_1_TX_TMR_MODE | |
Michael Chan | 5e9ad9e | 2008-06-19 16:43:17 -0700 | [diff] [blame] | 4947 | BNX2_HC_SB_CONFIG_1_RX_TMR_MODE | |
Michael Chan | c76c047 | 2007-12-20 20:01:19 -0800 | [diff] [blame] | 4948 | BNX2_HC_SB_CONFIG_1_ONE_SHOT); |
| 4949 | |
Michael Chan | 6f743ca | 2008-01-29 21:34:08 -0800 | [diff] [blame] | 4950 | REG_WR(bp, base + BNX2_HC_TX_QUICK_CONS_TRIP_OFF, |
Michael Chan | c76c047 | 2007-12-20 20:01:19 -0800 | [diff] [blame] | 4951 | (bp->tx_quick_cons_trip_int << 16) | |
| 4952 | bp->tx_quick_cons_trip); |
| 4953 | |
Michael Chan | 6f743ca | 2008-01-29 21:34:08 -0800 | [diff] [blame] | 4954 | REG_WR(bp, base + BNX2_HC_TX_TICKS_OFF, |
Michael Chan | c76c047 | 2007-12-20 20:01:19 -0800 | [diff] [blame] | 4955 | (bp->tx_ticks_int << 16) | bp->tx_ticks); |
| 4956 | |
Michael Chan | 5e9ad9e | 2008-06-19 16:43:17 -0700 | [diff] [blame] | 4957 | REG_WR(bp, base + BNX2_HC_RX_QUICK_CONS_TRIP_OFF, |
| 4958 | (bp->rx_quick_cons_trip_int << 16) | |
| 4959 | bp->rx_quick_cons_trip); |
| 4960 | |
| 4961 | REG_WR(bp, base + BNX2_HC_RX_TICKS_OFF, |
| 4962 | (bp->rx_ticks_int << 16) | bp->rx_ticks); |
Michael Chan | c76c047 | 2007-12-20 20:01:19 -0800 | [diff] [blame] | 4963 | } |
| 4964 | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 4965 | /* Clear internal stats counters. */ |
| 4966 | REG_WR(bp, BNX2_HC_COMMAND, BNX2_HC_COMMAND_CLR_STAT_NOW); |
| 4967 | |
Michael Chan | da3e4fb | 2007-05-03 13:24:23 -0700 | [diff] [blame] | 4968 | REG_WR(bp, BNX2_HC_ATTN_BITS_ENABLE, STATUS_ATTN_EVENTS); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 4969 | |
| 4970 | /* Initialize the receive filter. */ |
| 4971 | bnx2_set_rx_mode(bp->dev); |
| 4972 | |
Michael Chan | 0aa38df | 2007-06-04 21:23:06 -0700 | [diff] [blame] | 4973 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
| 4974 | val = REG_RD(bp, BNX2_MISC_NEW_CORE_CTL); |
| 4975 | val |= BNX2_MISC_NEW_CORE_CTL_DMA_ENABLE; |
| 4976 | REG_WR(bp, BNX2_MISC_NEW_CORE_CTL, val); |
| 4977 | } |
Michael Chan | b090ae2 | 2006-01-23 16:07:10 -0800 | [diff] [blame] | 4978 | rc = bnx2_fw_sync(bp, BNX2_DRV_MSG_DATA_WAIT2 | BNX2_DRV_MSG_CODE_RESET, |
Michael Chan | a2f1389 | 2008-07-14 22:38:23 -0700 | [diff] [blame] | 4979 | 1, 0); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 4980 | |
Michael Chan | df149d7 | 2007-07-07 22:51:36 -0700 | [diff] [blame] | 4981 | REG_WR(bp, BNX2_MISC_ENABLE_SET_BITS, BNX2_MISC_ENABLE_DEFAULT); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 4982 | REG_RD(bp, BNX2_MISC_ENABLE_SET_BITS); |
| 4983 | |
| 4984 | udelay(20); |
| 4985 | |
Michael Chan | bf5295b | 2006-03-23 01:11:56 -0800 | [diff] [blame] | 4986 | bp->hc_cmd = REG_RD(bp, BNX2_HC_COMMAND); |
| 4987 | |
Michael Chan | b090ae2 | 2006-01-23 16:07:10 -0800 | [diff] [blame] | 4988 | return rc; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 4989 | } |
| 4990 | |
Michael Chan | 59b47d8 | 2006-11-19 14:10:45 -0800 | [diff] [blame] | 4991 | static void |
Michael Chan | c76c047 | 2007-12-20 20:01:19 -0800 | [diff] [blame] | 4992 | bnx2_clear_ring_states(struct bnx2 *bp) |
| 4993 | { |
| 4994 | struct bnx2_napi *bnapi; |
Michael Chan | 35e9010 | 2008-06-19 16:37:42 -0700 | [diff] [blame] | 4995 | struct bnx2_tx_ring_info *txr; |
Michael Chan | bb4f98a | 2008-06-19 16:38:19 -0700 | [diff] [blame] | 4996 | struct bnx2_rx_ring_info *rxr; |
Michael Chan | c76c047 | 2007-12-20 20:01:19 -0800 | [diff] [blame] | 4997 | int i; |
| 4998 | |
| 4999 | for (i = 0; i < BNX2_MAX_MSIX_VEC; i++) { |
| 5000 | bnapi = &bp->bnx2_napi[i]; |
Michael Chan | 35e9010 | 2008-06-19 16:37:42 -0700 | [diff] [blame] | 5001 | txr = &bnapi->tx_ring; |
Michael Chan | bb4f98a | 2008-06-19 16:38:19 -0700 | [diff] [blame] | 5002 | rxr = &bnapi->rx_ring; |
Michael Chan | c76c047 | 2007-12-20 20:01:19 -0800 | [diff] [blame] | 5003 | |
Michael Chan | 35e9010 | 2008-06-19 16:37:42 -0700 | [diff] [blame] | 5004 | txr->tx_cons = 0; |
| 5005 | txr->hw_tx_cons = 0; |
Michael Chan | bb4f98a | 2008-06-19 16:38:19 -0700 | [diff] [blame] | 5006 | rxr->rx_prod_bseq = 0; |
| 5007 | rxr->rx_prod = 0; |
| 5008 | rxr->rx_cons = 0; |
| 5009 | rxr->rx_pg_prod = 0; |
| 5010 | rxr->rx_pg_cons = 0; |
Michael Chan | c76c047 | 2007-12-20 20:01:19 -0800 | [diff] [blame] | 5011 | } |
| 5012 | } |
| 5013 | |
| 5014 | static void |
Michael Chan | 35e9010 | 2008-06-19 16:37:42 -0700 | [diff] [blame] | 5015 | bnx2_init_tx_context(struct bnx2 *bp, u32 cid, struct bnx2_tx_ring_info *txr) |
Michael Chan | 59b47d8 | 2006-11-19 14:10:45 -0800 | [diff] [blame] | 5016 | { |
| 5017 | u32 val, offset0, offset1, offset2, offset3; |
Michael Chan | 62a8313 | 2008-01-29 21:35:40 -0800 | [diff] [blame] | 5018 | u32 cid_addr = GET_CID_ADDR(cid); |
Michael Chan | 59b47d8 | 2006-11-19 14:10:45 -0800 | [diff] [blame] | 5019 | |
| 5020 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
| 5021 | offset0 = BNX2_L2CTX_TYPE_XI; |
| 5022 | offset1 = BNX2_L2CTX_CMD_TYPE_XI; |
| 5023 | offset2 = BNX2_L2CTX_TBDR_BHADDR_HI_XI; |
| 5024 | offset3 = BNX2_L2CTX_TBDR_BHADDR_LO_XI; |
| 5025 | } else { |
| 5026 | offset0 = BNX2_L2CTX_TYPE; |
| 5027 | offset1 = BNX2_L2CTX_CMD_TYPE; |
| 5028 | offset2 = BNX2_L2CTX_TBDR_BHADDR_HI; |
| 5029 | offset3 = BNX2_L2CTX_TBDR_BHADDR_LO; |
| 5030 | } |
| 5031 | val = BNX2_L2CTX_TYPE_TYPE_L2 | BNX2_L2CTX_TYPE_SIZE_L2; |
Michael Chan | 62a8313 | 2008-01-29 21:35:40 -0800 | [diff] [blame] | 5032 | bnx2_ctx_wr(bp, cid_addr, offset0, val); |
Michael Chan | 59b47d8 | 2006-11-19 14:10:45 -0800 | [diff] [blame] | 5033 | |
| 5034 | val = BNX2_L2CTX_CMD_TYPE_TYPE_L2 | (8 << 16); |
Michael Chan | 62a8313 | 2008-01-29 21:35:40 -0800 | [diff] [blame] | 5035 | bnx2_ctx_wr(bp, cid_addr, offset1, val); |
Michael Chan | 59b47d8 | 2006-11-19 14:10:45 -0800 | [diff] [blame] | 5036 | |
Michael Chan | 35e9010 | 2008-06-19 16:37:42 -0700 | [diff] [blame] | 5037 | val = (u64) txr->tx_desc_mapping >> 32; |
Michael Chan | 62a8313 | 2008-01-29 21:35:40 -0800 | [diff] [blame] | 5038 | bnx2_ctx_wr(bp, cid_addr, offset2, val); |
Michael Chan | 59b47d8 | 2006-11-19 14:10:45 -0800 | [diff] [blame] | 5039 | |
Michael Chan | 35e9010 | 2008-06-19 16:37:42 -0700 | [diff] [blame] | 5040 | val = (u64) txr->tx_desc_mapping & 0xffffffff; |
Michael Chan | 62a8313 | 2008-01-29 21:35:40 -0800 | [diff] [blame] | 5041 | bnx2_ctx_wr(bp, cid_addr, offset3, val); |
Michael Chan | 59b47d8 | 2006-11-19 14:10:45 -0800 | [diff] [blame] | 5042 | } |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 5043 | |
| 5044 | static void |
Michael Chan | 35e9010 | 2008-06-19 16:37:42 -0700 | [diff] [blame] | 5045 | bnx2_init_tx_ring(struct bnx2 *bp, int ring_num) |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 5046 | { |
| 5047 | struct tx_bd *txbd; |
Michael Chan | c76c047 | 2007-12-20 20:01:19 -0800 | [diff] [blame] | 5048 | u32 cid = TX_CID; |
| 5049 | struct bnx2_napi *bnapi; |
Michael Chan | 35e9010 | 2008-06-19 16:37:42 -0700 | [diff] [blame] | 5050 | struct bnx2_tx_ring_info *txr; |
Michael Chan | c76c047 | 2007-12-20 20:01:19 -0800 | [diff] [blame] | 5051 | |
Michael Chan | 35e9010 | 2008-06-19 16:37:42 -0700 | [diff] [blame] | 5052 | bnapi = &bp->bnx2_napi[ring_num]; |
| 5053 | txr = &bnapi->tx_ring; |
| 5054 | |
| 5055 | if (ring_num == 0) |
| 5056 | cid = TX_CID; |
| 5057 | else |
| 5058 | cid = TX_TSS_CID + ring_num - 1; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 5059 | |
Michael Chan | 2f8af12 | 2006-08-15 01:39:10 -0700 | [diff] [blame] | 5060 | bp->tx_wake_thresh = bp->tx_ring_size / 2; |
| 5061 | |
Michael Chan | 35e9010 | 2008-06-19 16:37:42 -0700 | [diff] [blame] | 5062 | txbd = &txr->tx_desc_ring[MAX_TX_DESC_CNT]; |
Jeff Garzik | 6aa20a2 | 2006-09-13 13:24:59 -0400 | [diff] [blame] | 5063 | |
Michael Chan | 35e9010 | 2008-06-19 16:37:42 -0700 | [diff] [blame] | 5064 | txbd->tx_bd_haddr_hi = (u64) txr->tx_desc_mapping >> 32; |
| 5065 | txbd->tx_bd_haddr_lo = (u64) txr->tx_desc_mapping & 0xffffffff; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 5066 | |
Michael Chan | 35e9010 | 2008-06-19 16:37:42 -0700 | [diff] [blame] | 5067 | txr->tx_prod = 0; |
| 5068 | txr->tx_prod_bseq = 0; |
Jeff Garzik | 6aa20a2 | 2006-09-13 13:24:59 -0400 | [diff] [blame] | 5069 | |
Michael Chan | 35e9010 | 2008-06-19 16:37:42 -0700 | [diff] [blame] | 5070 | txr->tx_bidx_addr = MB_GET_CID_ADDR(cid) + BNX2_L2CTX_TX_HOST_BIDX; |
| 5071 | txr->tx_bseq_addr = MB_GET_CID_ADDR(cid) + BNX2_L2CTX_TX_HOST_BSEQ; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 5072 | |
Michael Chan | 35e9010 | 2008-06-19 16:37:42 -0700 | [diff] [blame] | 5073 | bnx2_init_tx_context(bp, cid, txr); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 5074 | } |
| 5075 | |
| 5076 | static void |
Michael Chan | 5d5d001 | 2007-12-12 11:17:43 -0800 | [diff] [blame] | 5077 | bnx2_init_rxbd_rings(struct rx_bd *rx_ring[], dma_addr_t dma[], u32 buf_size, |
| 5078 | int num_rings) |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 5079 | { |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 5080 | int i; |
Michael Chan | 5d5d001 | 2007-12-12 11:17:43 -0800 | [diff] [blame] | 5081 | struct rx_bd *rxbd; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 5082 | |
Michael Chan | 5d5d001 | 2007-12-12 11:17:43 -0800 | [diff] [blame] | 5083 | for (i = 0; i < num_rings; i++) { |
Michael Chan | 13daffa | 2006-03-20 17:49:20 -0800 | [diff] [blame] | 5084 | int j; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 5085 | |
Michael Chan | 5d5d001 | 2007-12-12 11:17:43 -0800 | [diff] [blame] | 5086 | rxbd = &rx_ring[i][0]; |
Michael Chan | 13daffa | 2006-03-20 17:49:20 -0800 | [diff] [blame] | 5087 | for (j = 0; j < MAX_RX_DESC_CNT; j++, rxbd++) { |
Michael Chan | 5d5d001 | 2007-12-12 11:17:43 -0800 | [diff] [blame] | 5088 | rxbd->rx_bd_len = buf_size; |
Michael Chan | 13daffa | 2006-03-20 17:49:20 -0800 | [diff] [blame] | 5089 | rxbd->rx_bd_flags = RX_BD_FLAGS_START | RX_BD_FLAGS_END; |
| 5090 | } |
Michael Chan | 5d5d001 | 2007-12-12 11:17:43 -0800 | [diff] [blame] | 5091 | if (i == (num_rings - 1)) |
Michael Chan | 13daffa | 2006-03-20 17:49:20 -0800 | [diff] [blame] | 5092 | j = 0; |
| 5093 | else |
| 5094 | j = i + 1; |
Michael Chan | 5d5d001 | 2007-12-12 11:17:43 -0800 | [diff] [blame] | 5095 | rxbd->rx_bd_haddr_hi = (u64) dma[j] >> 32; |
| 5096 | rxbd->rx_bd_haddr_lo = (u64) dma[j] & 0xffffffff; |
Michael Chan | 13daffa | 2006-03-20 17:49:20 -0800 | [diff] [blame] | 5097 | } |
Michael Chan | 5d5d001 | 2007-12-12 11:17:43 -0800 | [diff] [blame] | 5098 | } |
| 5099 | |
| 5100 | static void |
Michael Chan | bb4f98a | 2008-06-19 16:38:19 -0700 | [diff] [blame] | 5101 | bnx2_init_rx_ring(struct bnx2 *bp, int ring_num) |
Michael Chan | 5d5d001 | 2007-12-12 11:17:43 -0800 | [diff] [blame] | 5102 | { |
| 5103 | int i; |
| 5104 | u16 prod, ring_prod; |
Michael Chan | bb4f98a | 2008-06-19 16:38:19 -0700 | [diff] [blame] | 5105 | u32 cid, rx_cid_addr, val; |
| 5106 | struct bnx2_napi *bnapi = &bp->bnx2_napi[ring_num]; |
| 5107 | struct bnx2_rx_ring_info *rxr = &bnapi->rx_ring; |
Michael Chan | 5d5d001 | 2007-12-12 11:17:43 -0800 | [diff] [blame] | 5108 | |
Michael Chan | bb4f98a | 2008-06-19 16:38:19 -0700 | [diff] [blame] | 5109 | if (ring_num == 0) |
| 5110 | cid = RX_CID; |
| 5111 | else |
| 5112 | cid = RX_RSS_CID + ring_num - 1; |
| 5113 | |
| 5114 | rx_cid_addr = GET_CID_ADDR(cid); |
| 5115 | |
| 5116 | bnx2_init_rxbd_rings(rxr->rx_desc_ring, rxr->rx_desc_mapping, |
Michael Chan | 5d5d001 | 2007-12-12 11:17:43 -0800 | [diff] [blame] | 5117 | bp->rx_buf_use_size, bp->rx_max_ring); |
| 5118 | |
Michael Chan | bb4f98a | 2008-06-19 16:38:19 -0700 | [diff] [blame] | 5119 | bnx2_init_rx_context(bp, cid); |
Michael Chan | 83e3fc8 | 2008-01-29 21:37:17 -0800 | [diff] [blame] | 5120 | |
| 5121 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
| 5122 | val = REG_RD(bp, BNX2_MQ_MAP_L2_5); |
| 5123 | REG_WR(bp, BNX2_MQ_MAP_L2_5, val | BNX2_MQ_MAP_L2_5_ARM); |
| 5124 | } |
| 5125 | |
Michael Chan | 62a8313 | 2008-01-29 21:35:40 -0800 | [diff] [blame] | 5126 | bnx2_ctx_wr(bp, rx_cid_addr, BNX2_L2CTX_PG_BUF_SIZE, 0); |
Michael Chan | 47bf424 | 2007-12-12 11:19:12 -0800 | [diff] [blame] | 5127 | if (bp->rx_pg_ring_size) { |
Michael Chan | bb4f98a | 2008-06-19 16:38:19 -0700 | [diff] [blame] | 5128 | bnx2_init_rxbd_rings(rxr->rx_pg_desc_ring, |
| 5129 | rxr->rx_pg_desc_mapping, |
Michael Chan | 47bf424 | 2007-12-12 11:19:12 -0800 | [diff] [blame] | 5130 | PAGE_SIZE, bp->rx_max_pg_ring); |
| 5131 | val = (bp->rx_buf_use_size << 16) | PAGE_SIZE; |
Michael Chan | 62a8313 | 2008-01-29 21:35:40 -0800 | [diff] [blame] | 5132 | bnx2_ctx_wr(bp, rx_cid_addr, BNX2_L2CTX_PG_BUF_SIZE, val); |
| 5133 | bnx2_ctx_wr(bp, rx_cid_addr, BNX2_L2CTX_RBDC_KEY, |
Michael Chan | 5e9ad9e | 2008-06-19 16:43:17 -0700 | [diff] [blame] | 5134 | BNX2_L2CTX_RBDC_JUMBO_KEY - ring_num); |
Michael Chan | 47bf424 | 2007-12-12 11:19:12 -0800 | [diff] [blame] | 5135 | |
Michael Chan | bb4f98a | 2008-06-19 16:38:19 -0700 | [diff] [blame] | 5136 | val = (u64) rxr->rx_pg_desc_mapping[0] >> 32; |
Michael Chan | 62a8313 | 2008-01-29 21:35:40 -0800 | [diff] [blame] | 5137 | bnx2_ctx_wr(bp, rx_cid_addr, BNX2_L2CTX_NX_PG_BDHADDR_HI, val); |
Michael Chan | 47bf424 | 2007-12-12 11:19:12 -0800 | [diff] [blame] | 5138 | |
Michael Chan | bb4f98a | 2008-06-19 16:38:19 -0700 | [diff] [blame] | 5139 | val = (u64) rxr->rx_pg_desc_mapping[0] & 0xffffffff; |
Michael Chan | 62a8313 | 2008-01-29 21:35:40 -0800 | [diff] [blame] | 5140 | bnx2_ctx_wr(bp, rx_cid_addr, BNX2_L2CTX_NX_PG_BDHADDR_LO, val); |
Michael Chan | 47bf424 | 2007-12-12 11:19:12 -0800 | [diff] [blame] | 5141 | |
| 5142 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
| 5143 | REG_WR(bp, BNX2_MQ_MAP_L2_3, BNX2_MQ_MAP_L2_3_DEFAULT); |
| 5144 | } |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 5145 | |
Michael Chan | bb4f98a | 2008-06-19 16:38:19 -0700 | [diff] [blame] | 5146 | val = (u64) rxr->rx_desc_mapping[0] >> 32; |
Michael Chan | 62a8313 | 2008-01-29 21:35:40 -0800 | [diff] [blame] | 5147 | bnx2_ctx_wr(bp, rx_cid_addr, BNX2_L2CTX_NX_BDHADDR_HI, val); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 5148 | |
Michael Chan | bb4f98a | 2008-06-19 16:38:19 -0700 | [diff] [blame] | 5149 | val = (u64) rxr->rx_desc_mapping[0] & 0xffffffff; |
Michael Chan | 62a8313 | 2008-01-29 21:35:40 -0800 | [diff] [blame] | 5150 | bnx2_ctx_wr(bp, rx_cid_addr, BNX2_L2CTX_NX_BDHADDR_LO, val); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 5151 | |
Michael Chan | bb4f98a | 2008-06-19 16:38:19 -0700 | [diff] [blame] | 5152 | ring_prod = prod = rxr->rx_pg_prod; |
Michael Chan | 47bf424 | 2007-12-12 11:19:12 -0800 | [diff] [blame] | 5153 | for (i = 0; i < bp->rx_pg_ring_size; i++) { |
Stanislaw Gruszka | a2df00a | 2010-07-15 22:55:40 +0000 | [diff] [blame] | 5154 | if (bnx2_alloc_rx_page(bp, rxr, ring_prod, GFP_KERNEL) < 0) { |
Joe Perches | 3a9c6a4 | 2010-02-17 15:01:51 +0000 | [diff] [blame] | 5155 | netdev_warn(bp->dev, "init'ed rx page ring %d with %d/%d pages only\n", |
| 5156 | ring_num, i, bp->rx_pg_ring_size); |
Michael Chan | 47bf424 | 2007-12-12 11:19:12 -0800 | [diff] [blame] | 5157 | break; |
Michael Chan | b929e53 | 2009-12-03 09:46:33 +0000 | [diff] [blame] | 5158 | } |
Michael Chan | 47bf424 | 2007-12-12 11:19:12 -0800 | [diff] [blame] | 5159 | prod = NEXT_RX_BD(prod); |
| 5160 | ring_prod = RX_PG_RING_IDX(prod); |
| 5161 | } |
Michael Chan | bb4f98a | 2008-06-19 16:38:19 -0700 | [diff] [blame] | 5162 | rxr->rx_pg_prod = prod; |
Michael Chan | 47bf424 | 2007-12-12 11:19:12 -0800 | [diff] [blame] | 5163 | |
Michael Chan | bb4f98a | 2008-06-19 16:38:19 -0700 | [diff] [blame] | 5164 | ring_prod = prod = rxr->rx_prod; |
Michael Chan | 236b639 | 2006-03-20 17:49:02 -0800 | [diff] [blame] | 5165 | for (i = 0; i < bp->rx_ring_size; i++) { |
Stanislaw Gruszka | a2df00a | 2010-07-15 22:55:40 +0000 | [diff] [blame] | 5166 | if (bnx2_alloc_rx_skb(bp, rxr, ring_prod, GFP_KERNEL) < 0) { |
Joe Perches | 3a9c6a4 | 2010-02-17 15:01:51 +0000 | [diff] [blame] | 5167 | netdev_warn(bp->dev, "init'ed rx ring %d with %d/%d skbs only\n", |
| 5168 | ring_num, i, bp->rx_ring_size); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 5169 | break; |
Michael Chan | b929e53 | 2009-12-03 09:46:33 +0000 | [diff] [blame] | 5170 | } |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 5171 | prod = NEXT_RX_BD(prod); |
| 5172 | ring_prod = RX_RING_IDX(prod); |
| 5173 | } |
Michael Chan | bb4f98a | 2008-06-19 16:38:19 -0700 | [diff] [blame] | 5174 | rxr->rx_prod = prod; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 5175 | |
Michael Chan | bb4f98a | 2008-06-19 16:38:19 -0700 | [diff] [blame] | 5176 | rxr->rx_bidx_addr = MB_GET_CID_ADDR(cid) + BNX2_L2CTX_HOST_BDIDX; |
| 5177 | rxr->rx_bseq_addr = MB_GET_CID_ADDR(cid) + BNX2_L2CTX_HOST_BSEQ; |
| 5178 | rxr->rx_pg_bidx_addr = MB_GET_CID_ADDR(cid) + BNX2_L2CTX_HOST_PG_BDIDX; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 5179 | |
Michael Chan | bb4f98a | 2008-06-19 16:38:19 -0700 | [diff] [blame] | 5180 | REG_WR16(bp, rxr->rx_pg_bidx_addr, rxr->rx_pg_prod); |
| 5181 | REG_WR16(bp, rxr->rx_bidx_addr, prod); |
| 5182 | |
| 5183 | REG_WR(bp, rxr->rx_bseq_addr, rxr->rx_prod_bseq); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 5184 | } |
| 5185 | |
Michael Chan | 35e9010 | 2008-06-19 16:37:42 -0700 | [diff] [blame] | 5186 | static void |
| 5187 | bnx2_init_all_rings(struct bnx2 *bp) |
| 5188 | { |
| 5189 | int i; |
Michael Chan | 5e9ad9e | 2008-06-19 16:43:17 -0700 | [diff] [blame] | 5190 | u32 val; |
Michael Chan | 35e9010 | 2008-06-19 16:37:42 -0700 | [diff] [blame] | 5191 | |
| 5192 | bnx2_clear_ring_states(bp); |
| 5193 | |
| 5194 | REG_WR(bp, BNX2_TSCH_TSS_CFG, 0); |
| 5195 | for (i = 0; i < bp->num_tx_rings; i++) |
| 5196 | bnx2_init_tx_ring(bp, i); |
| 5197 | |
| 5198 | if (bp->num_tx_rings > 1) |
| 5199 | REG_WR(bp, BNX2_TSCH_TSS_CFG, ((bp->num_tx_rings - 1) << 24) | |
| 5200 | (TX_TSS_CID << 7)); |
| 5201 | |
Michael Chan | 5e9ad9e | 2008-06-19 16:43:17 -0700 | [diff] [blame] | 5202 | REG_WR(bp, BNX2_RLUP_RSS_CONFIG, 0); |
| 5203 | bnx2_reg_wr_ind(bp, BNX2_RXP_SCRATCH_RSS_TBL_SZ, 0); |
| 5204 | |
Michael Chan | bb4f98a | 2008-06-19 16:38:19 -0700 | [diff] [blame] | 5205 | for (i = 0; i < bp->num_rx_rings; i++) |
| 5206 | bnx2_init_rx_ring(bp, i); |
Michael Chan | 5e9ad9e | 2008-06-19 16:43:17 -0700 | [diff] [blame] | 5207 | |
| 5208 | if (bp->num_rx_rings > 1) { |
Michael Chan | 22fa159 | 2010-10-11 16:12:00 -0700 | [diff] [blame] | 5209 | u32 tbl_32 = 0; |
Michael Chan | 5e9ad9e | 2008-06-19 16:43:17 -0700 | [diff] [blame] | 5210 | |
| 5211 | for (i = 0; i < BNX2_RXP_SCRATCH_RSS_TBL_MAX_ENTRIES; i++) { |
Michael Chan | 22fa159 | 2010-10-11 16:12:00 -0700 | [diff] [blame] | 5212 | int shift = (i % 8) << 2; |
| 5213 | |
| 5214 | tbl_32 |= (i % (bp->num_rx_rings - 1)) << shift; |
| 5215 | if ((i % 8) == 7) { |
| 5216 | REG_WR(bp, BNX2_RLUP_RSS_DATA, tbl_32); |
| 5217 | REG_WR(bp, BNX2_RLUP_RSS_COMMAND, (i >> 3) | |
| 5218 | BNX2_RLUP_RSS_COMMAND_RSS_WRITE_MASK | |
| 5219 | BNX2_RLUP_RSS_COMMAND_WRITE | |
| 5220 | BNX2_RLUP_RSS_COMMAND_HASH_MASK); |
| 5221 | tbl_32 = 0; |
| 5222 | } |
Michael Chan | 5e9ad9e | 2008-06-19 16:43:17 -0700 | [diff] [blame] | 5223 | } |
| 5224 | |
| 5225 | val = BNX2_RLUP_RSS_CONFIG_IPV4_RSS_TYPE_ALL_XI | |
| 5226 | BNX2_RLUP_RSS_CONFIG_IPV6_RSS_TYPE_ALL_XI; |
| 5227 | |
| 5228 | REG_WR(bp, BNX2_RLUP_RSS_CONFIG, val); |
| 5229 | |
| 5230 | } |
Michael Chan | 35e9010 | 2008-06-19 16:37:42 -0700 | [diff] [blame] | 5231 | } |
| 5232 | |
Michael Chan | 5d5d001 | 2007-12-12 11:17:43 -0800 | [diff] [blame] | 5233 | static u32 bnx2_find_max_ring(u32 ring_size, u32 max_size) |
Michael Chan | 13daffa | 2006-03-20 17:49:20 -0800 | [diff] [blame] | 5234 | { |
Michael Chan | 5d5d001 | 2007-12-12 11:17:43 -0800 | [diff] [blame] | 5235 | u32 max, num_rings = 1; |
Michael Chan | 13daffa | 2006-03-20 17:49:20 -0800 | [diff] [blame] | 5236 | |
Michael Chan | 5d5d001 | 2007-12-12 11:17:43 -0800 | [diff] [blame] | 5237 | while (ring_size > MAX_RX_DESC_CNT) { |
| 5238 | ring_size -= MAX_RX_DESC_CNT; |
Michael Chan | 13daffa | 2006-03-20 17:49:20 -0800 | [diff] [blame] | 5239 | num_rings++; |
| 5240 | } |
| 5241 | /* round to next power of 2 */ |
Michael Chan | 5d5d001 | 2007-12-12 11:17:43 -0800 | [diff] [blame] | 5242 | max = max_size; |
Michael Chan | 13daffa | 2006-03-20 17:49:20 -0800 | [diff] [blame] | 5243 | while ((max & num_rings) == 0) |
| 5244 | max >>= 1; |
| 5245 | |
| 5246 | if (num_rings != max) |
| 5247 | max <<= 1; |
| 5248 | |
Michael Chan | 5d5d001 | 2007-12-12 11:17:43 -0800 | [diff] [blame] | 5249 | return max; |
| 5250 | } |
| 5251 | |
| 5252 | static void |
| 5253 | bnx2_set_rx_ring_size(struct bnx2 *bp, u32 size) |
| 5254 | { |
Michael Chan | 84eaa18 | 2007-12-12 11:19:57 -0800 | [diff] [blame] | 5255 | u32 rx_size, rx_space, jumbo_size; |
Michael Chan | 5d5d001 | 2007-12-12 11:17:43 -0800 | [diff] [blame] | 5256 | |
| 5257 | /* 8 for CRC and VLAN */ |
Benjamin Li | d89cb6a | 2008-05-16 22:18:57 -0700 | [diff] [blame] | 5258 | rx_size = bp->dev->mtu + ETH_HLEN + BNX2_RX_OFFSET + 8; |
Michael Chan | 5d5d001 | 2007-12-12 11:17:43 -0800 | [diff] [blame] | 5259 | |
Michael Chan | 84eaa18 | 2007-12-12 11:19:57 -0800 | [diff] [blame] | 5260 | rx_space = SKB_DATA_ALIGN(rx_size + BNX2_RX_ALIGN) + NET_SKB_PAD + |
| 5261 | sizeof(struct skb_shared_info); |
| 5262 | |
Benjamin Li | 601d3d1 | 2008-05-16 22:19:35 -0700 | [diff] [blame] | 5263 | bp->rx_copy_thresh = BNX2_RX_COPY_THRESH; |
Michael Chan | 47bf424 | 2007-12-12 11:19:12 -0800 | [diff] [blame] | 5264 | bp->rx_pg_ring_size = 0; |
| 5265 | bp->rx_max_pg_ring = 0; |
| 5266 | bp->rx_max_pg_ring_idx = 0; |
David S. Miller | f86e82f | 2008-01-21 17:15:40 -0800 | [diff] [blame] | 5267 | if ((rx_space > PAGE_SIZE) && !(bp->flags & BNX2_FLAG_JUMBO_BROKEN)) { |
Michael Chan | 84eaa18 | 2007-12-12 11:19:57 -0800 | [diff] [blame] | 5268 | int pages = PAGE_ALIGN(bp->dev->mtu - 40) >> PAGE_SHIFT; |
| 5269 | |
| 5270 | jumbo_size = size * pages; |
| 5271 | if (jumbo_size > MAX_TOTAL_RX_PG_DESC_CNT) |
| 5272 | jumbo_size = MAX_TOTAL_RX_PG_DESC_CNT; |
| 5273 | |
| 5274 | bp->rx_pg_ring_size = jumbo_size; |
| 5275 | bp->rx_max_pg_ring = bnx2_find_max_ring(jumbo_size, |
| 5276 | MAX_RX_PG_RINGS); |
| 5277 | bp->rx_max_pg_ring_idx = (bp->rx_max_pg_ring * RX_DESC_CNT) - 1; |
Benjamin Li | 601d3d1 | 2008-05-16 22:19:35 -0700 | [diff] [blame] | 5278 | rx_size = BNX2_RX_COPY_THRESH + BNX2_RX_OFFSET; |
Michael Chan | 84eaa18 | 2007-12-12 11:19:57 -0800 | [diff] [blame] | 5279 | bp->rx_copy_thresh = 0; |
| 5280 | } |
Michael Chan | 5d5d001 | 2007-12-12 11:17:43 -0800 | [diff] [blame] | 5281 | |
| 5282 | bp->rx_buf_use_size = rx_size; |
| 5283 | /* hw alignment */ |
| 5284 | bp->rx_buf_size = bp->rx_buf_use_size + BNX2_RX_ALIGN; |
Benjamin Li | d89cb6a | 2008-05-16 22:18:57 -0700 | [diff] [blame] | 5285 | bp->rx_jumbo_thresh = rx_size - BNX2_RX_OFFSET; |
Michael Chan | 5d5d001 | 2007-12-12 11:17:43 -0800 | [diff] [blame] | 5286 | bp->rx_ring_size = size; |
| 5287 | bp->rx_max_ring = bnx2_find_max_ring(size, MAX_RX_RINGS); |
Michael Chan | 13daffa | 2006-03-20 17:49:20 -0800 | [diff] [blame] | 5288 | bp->rx_max_ring_idx = (bp->rx_max_ring * RX_DESC_CNT) - 1; |
| 5289 | } |
| 5290 | |
| 5291 | static void |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 5292 | bnx2_free_tx_skbs(struct bnx2 *bp) |
| 5293 | { |
| 5294 | int i; |
| 5295 | |
Michael Chan | 35e9010 | 2008-06-19 16:37:42 -0700 | [diff] [blame] | 5296 | for (i = 0; i < bp->num_tx_rings; i++) { |
| 5297 | struct bnx2_napi *bnapi = &bp->bnx2_napi[i]; |
| 5298 | struct bnx2_tx_ring_info *txr = &bnapi->tx_ring; |
| 5299 | int j; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 5300 | |
Michael Chan | 35e9010 | 2008-06-19 16:37:42 -0700 | [diff] [blame] | 5301 | if (txr->tx_buf_ring == NULL) |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 5302 | continue; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 5303 | |
Michael Chan | 35e9010 | 2008-06-19 16:37:42 -0700 | [diff] [blame] | 5304 | for (j = 0; j < TX_DESC_CNT; ) { |
Benjamin Li | 3d16af8 | 2008-10-09 12:26:41 -0700 | [diff] [blame] | 5305 | struct sw_tx_bd *tx_buf = &txr->tx_buf_ring[j]; |
Michael Chan | 35e9010 | 2008-06-19 16:37:42 -0700 | [diff] [blame] | 5306 | struct sk_buff *skb = tx_buf->skb; |
Alexander Duyck | e95524a | 2009-12-02 16:47:57 +0000 | [diff] [blame] | 5307 | int k, last; |
Michael Chan | 35e9010 | 2008-06-19 16:37:42 -0700 | [diff] [blame] | 5308 | |
| 5309 | if (skb == NULL) { |
| 5310 | j++; |
| 5311 | continue; |
| 5312 | } |
| 5313 | |
Stanislaw Gruszka | 36227e8 | 2010-07-15 04:25:50 +0000 | [diff] [blame] | 5314 | dma_unmap_single(&bp->pdev->dev, |
FUJITA Tomonori | 1a4ccc2 | 2010-04-01 16:56:57 +0000 | [diff] [blame] | 5315 | dma_unmap_addr(tx_buf, mapping), |
Alexander Duyck | e95524a | 2009-12-02 16:47:57 +0000 | [diff] [blame] | 5316 | skb_headlen(skb), |
| 5317 | PCI_DMA_TODEVICE); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 5318 | |
Michael Chan | 35e9010 | 2008-06-19 16:37:42 -0700 | [diff] [blame] | 5319 | tx_buf->skb = NULL; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 5320 | |
Alexander Duyck | e95524a | 2009-12-02 16:47:57 +0000 | [diff] [blame] | 5321 | last = tx_buf->nr_frags; |
| 5322 | j++; |
| 5323 | for (k = 0; k < last; k++, j++) { |
| 5324 | tx_buf = &txr->tx_buf_ring[TX_RING_IDX(j)]; |
Stanislaw Gruszka | 36227e8 | 2010-07-15 04:25:50 +0000 | [diff] [blame] | 5325 | dma_unmap_page(&bp->pdev->dev, |
FUJITA Tomonori | 1a4ccc2 | 2010-04-01 16:56:57 +0000 | [diff] [blame] | 5326 | dma_unmap_addr(tx_buf, mapping), |
Alexander Duyck | e95524a | 2009-12-02 16:47:57 +0000 | [diff] [blame] | 5327 | skb_shinfo(skb)->frags[k].size, |
| 5328 | PCI_DMA_TODEVICE); |
| 5329 | } |
Michael Chan | 35e9010 | 2008-06-19 16:37:42 -0700 | [diff] [blame] | 5330 | dev_kfree_skb(skb); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 5331 | } |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 5332 | } |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 5333 | } |
| 5334 | |
| 5335 | static void |
| 5336 | bnx2_free_rx_skbs(struct bnx2 *bp) |
| 5337 | { |
| 5338 | int i; |
| 5339 | |
Michael Chan | bb4f98a | 2008-06-19 16:38:19 -0700 | [diff] [blame] | 5340 | for (i = 0; i < bp->num_rx_rings; i++) { |
| 5341 | struct bnx2_napi *bnapi = &bp->bnx2_napi[i]; |
| 5342 | struct bnx2_rx_ring_info *rxr = &bnapi->rx_ring; |
| 5343 | int j; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 5344 | |
Michael Chan | bb4f98a | 2008-06-19 16:38:19 -0700 | [diff] [blame] | 5345 | if (rxr->rx_buf_ring == NULL) |
| 5346 | return; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 5347 | |
Michael Chan | bb4f98a | 2008-06-19 16:38:19 -0700 | [diff] [blame] | 5348 | for (j = 0; j < bp->rx_max_ring_idx; j++) { |
| 5349 | struct sw_bd *rx_buf = &rxr->rx_buf_ring[j]; |
| 5350 | struct sk_buff *skb = rx_buf->skb; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 5351 | |
Michael Chan | bb4f98a | 2008-06-19 16:38:19 -0700 | [diff] [blame] | 5352 | if (skb == NULL) |
| 5353 | continue; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 5354 | |
Stanislaw Gruszka | 36227e8 | 2010-07-15 04:25:50 +0000 | [diff] [blame] | 5355 | dma_unmap_single(&bp->pdev->dev, |
FUJITA Tomonori | 1a4ccc2 | 2010-04-01 16:56:57 +0000 | [diff] [blame] | 5356 | dma_unmap_addr(rx_buf, mapping), |
Michael Chan | bb4f98a | 2008-06-19 16:38:19 -0700 | [diff] [blame] | 5357 | bp->rx_buf_use_size, |
| 5358 | PCI_DMA_FROMDEVICE); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 5359 | |
Michael Chan | bb4f98a | 2008-06-19 16:38:19 -0700 | [diff] [blame] | 5360 | rx_buf->skb = NULL; |
| 5361 | |
| 5362 | dev_kfree_skb(skb); |
| 5363 | } |
| 5364 | for (j = 0; j < bp->rx_max_pg_ring_idx; j++) |
| 5365 | bnx2_free_rx_page(bp, rxr, j); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 5366 | } |
| 5367 | } |
| 5368 | |
| 5369 | static void |
| 5370 | bnx2_free_skbs(struct bnx2 *bp) |
| 5371 | { |
| 5372 | bnx2_free_tx_skbs(bp); |
| 5373 | bnx2_free_rx_skbs(bp); |
| 5374 | } |
| 5375 | |
| 5376 | static int |
| 5377 | bnx2_reset_nic(struct bnx2 *bp, u32 reset_code) |
| 5378 | { |
| 5379 | int rc; |
| 5380 | |
| 5381 | rc = bnx2_reset_chip(bp, reset_code); |
| 5382 | bnx2_free_skbs(bp); |
| 5383 | if (rc) |
| 5384 | return rc; |
| 5385 | |
Michael Chan | fba9fe9 | 2006-06-12 22:21:25 -0700 | [diff] [blame] | 5386 | if ((rc = bnx2_init_chip(bp)) != 0) |
| 5387 | return rc; |
| 5388 | |
Michael Chan | 35e9010 | 2008-06-19 16:37:42 -0700 | [diff] [blame] | 5389 | bnx2_init_all_rings(bp); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 5390 | return 0; |
| 5391 | } |
| 5392 | |
| 5393 | static int |
Michael Chan | 9a120bc | 2008-05-16 22:17:45 -0700 | [diff] [blame] | 5394 | bnx2_init_nic(struct bnx2 *bp, int reset_phy) |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 5395 | { |
| 5396 | int rc; |
| 5397 | |
| 5398 | if ((rc = bnx2_reset_nic(bp, BNX2_DRV_MSG_CODE_RESET)) != 0) |
| 5399 | return rc; |
| 5400 | |
Michael Chan | 80be443 | 2006-11-19 14:07:28 -0800 | [diff] [blame] | 5401 | spin_lock_bh(&bp->phy_lock); |
Michael Chan | 9a120bc | 2008-05-16 22:17:45 -0700 | [diff] [blame] | 5402 | bnx2_init_phy(bp, reset_phy); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 5403 | bnx2_set_link(bp); |
Michael Chan | 543a827 | 2008-05-02 16:56:44 -0700 | [diff] [blame] | 5404 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) |
| 5405 | bnx2_remote_phy_event(bp); |
Michael Chan | 0d8a6571 | 2007-07-07 22:49:43 -0700 | [diff] [blame] | 5406 | spin_unlock_bh(&bp->phy_lock); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 5407 | return 0; |
| 5408 | } |
| 5409 | |
| 5410 | static int |
Michael Chan | 74bf4ba | 2008-10-09 12:21:08 -0700 | [diff] [blame] | 5411 | bnx2_shutdown_chip(struct bnx2 *bp) |
| 5412 | { |
| 5413 | u32 reset_code; |
| 5414 | |
| 5415 | if (bp->flags & BNX2_FLAG_NO_WOL) |
| 5416 | reset_code = BNX2_DRV_MSG_CODE_UNLOAD_LNK_DN; |
| 5417 | else if (bp->wol) |
| 5418 | reset_code = BNX2_DRV_MSG_CODE_SUSPEND_WOL; |
| 5419 | else |
| 5420 | reset_code = BNX2_DRV_MSG_CODE_SUSPEND_NO_WOL; |
| 5421 | |
| 5422 | return bnx2_reset_chip(bp, reset_code); |
| 5423 | } |
| 5424 | |
| 5425 | static int |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 5426 | bnx2_test_registers(struct bnx2 *bp) |
| 5427 | { |
| 5428 | int ret; |
Michael Chan | 5bae30c | 2007-05-03 13:18:46 -0700 | [diff] [blame] | 5429 | int i, is_5709; |
Arjan van de Ven | f71e130 | 2006-03-03 21:33:57 -0500 | [diff] [blame] | 5430 | static const struct { |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 5431 | u16 offset; |
| 5432 | u16 flags; |
Michael Chan | 5bae30c | 2007-05-03 13:18:46 -0700 | [diff] [blame] | 5433 | #define BNX2_FL_NOT_5709 1 |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 5434 | u32 rw_mask; |
| 5435 | u32 ro_mask; |
| 5436 | } reg_tbl[] = { |
| 5437 | { 0x006c, 0, 0x00000000, 0x0000003f }, |
| 5438 | { 0x0090, 0, 0xffffffff, 0x00000000 }, |
| 5439 | { 0x0094, 0, 0x00000000, 0x00000000 }, |
| 5440 | |
Michael Chan | 5bae30c | 2007-05-03 13:18:46 -0700 | [diff] [blame] | 5441 | { 0x0404, BNX2_FL_NOT_5709, 0x00003f00, 0x00000000 }, |
| 5442 | { 0x0418, BNX2_FL_NOT_5709, 0x00000000, 0xffffffff }, |
| 5443 | { 0x041c, BNX2_FL_NOT_5709, 0x00000000, 0xffffffff }, |
| 5444 | { 0x0420, BNX2_FL_NOT_5709, 0x00000000, 0x80ffffff }, |
| 5445 | { 0x0424, BNX2_FL_NOT_5709, 0x00000000, 0x00000000 }, |
| 5446 | { 0x0428, BNX2_FL_NOT_5709, 0x00000000, 0x00000001 }, |
| 5447 | { 0x0450, BNX2_FL_NOT_5709, 0x00000000, 0x0000ffff }, |
| 5448 | { 0x0454, BNX2_FL_NOT_5709, 0x00000000, 0xffffffff }, |
| 5449 | { 0x0458, BNX2_FL_NOT_5709, 0x00000000, 0xffffffff }, |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 5450 | |
Michael Chan | 5bae30c | 2007-05-03 13:18:46 -0700 | [diff] [blame] | 5451 | { 0x0808, BNX2_FL_NOT_5709, 0x00000000, 0xffffffff }, |
| 5452 | { 0x0854, BNX2_FL_NOT_5709, 0x00000000, 0xffffffff }, |
| 5453 | { 0x0868, BNX2_FL_NOT_5709, 0x00000000, 0x77777777 }, |
| 5454 | { 0x086c, BNX2_FL_NOT_5709, 0x00000000, 0x77777777 }, |
| 5455 | { 0x0870, BNX2_FL_NOT_5709, 0x00000000, 0x77777777 }, |
| 5456 | { 0x0874, BNX2_FL_NOT_5709, 0x00000000, 0x77777777 }, |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 5457 | |
Michael Chan | 5bae30c | 2007-05-03 13:18:46 -0700 | [diff] [blame] | 5458 | { 0x0c00, BNX2_FL_NOT_5709, 0x00000000, 0x00000001 }, |
| 5459 | { 0x0c04, BNX2_FL_NOT_5709, 0x00000000, 0x03ff0001 }, |
| 5460 | { 0x0c08, BNX2_FL_NOT_5709, 0x0f0ff073, 0x00000000 }, |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 5461 | |
| 5462 | { 0x1000, 0, 0x00000000, 0x00000001 }, |
Michael Chan | 15b169c | 2008-05-02 16:57:08 -0700 | [diff] [blame] | 5463 | { 0x1004, BNX2_FL_NOT_5709, 0x00000000, 0x000f0001 }, |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 5464 | |
| 5465 | { 0x1408, 0, 0x01c00800, 0x00000000 }, |
| 5466 | { 0x149c, 0, 0x8000ffff, 0x00000000 }, |
| 5467 | { 0x14a8, 0, 0x00000000, 0x000001ff }, |
Michael Chan | 5b0c76a | 2005-11-04 08:45:49 -0800 | [diff] [blame] | 5468 | { 0x14ac, 0, 0x0fffffff, 0x10000000 }, |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 5469 | { 0x14b0, 0, 0x00000002, 0x00000001 }, |
| 5470 | { 0x14b8, 0, 0x00000000, 0x00000000 }, |
| 5471 | { 0x14c0, 0, 0x00000000, 0x00000009 }, |
| 5472 | { 0x14c4, 0, 0x00003fff, 0x00000000 }, |
| 5473 | { 0x14cc, 0, 0x00000000, 0x00000001 }, |
| 5474 | { 0x14d0, 0, 0xffffffff, 0x00000000 }, |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 5475 | |
| 5476 | { 0x1800, 0, 0x00000000, 0x00000001 }, |
| 5477 | { 0x1804, 0, 0x00000000, 0x00000003 }, |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 5478 | |
| 5479 | { 0x2800, 0, 0x00000000, 0x00000001 }, |
| 5480 | { 0x2804, 0, 0x00000000, 0x00003f01 }, |
| 5481 | { 0x2808, 0, 0x0f3f3f03, 0x00000000 }, |
| 5482 | { 0x2810, 0, 0xffff0000, 0x00000000 }, |
| 5483 | { 0x2814, 0, 0xffff0000, 0x00000000 }, |
| 5484 | { 0x2818, 0, 0xffff0000, 0x00000000 }, |
| 5485 | { 0x281c, 0, 0xffff0000, 0x00000000 }, |
| 5486 | { 0x2834, 0, 0xffffffff, 0x00000000 }, |
| 5487 | { 0x2840, 0, 0x00000000, 0xffffffff }, |
| 5488 | { 0x2844, 0, 0x00000000, 0xffffffff }, |
| 5489 | { 0x2848, 0, 0xffffffff, 0x00000000 }, |
| 5490 | { 0x284c, 0, 0xf800f800, 0x07ff07ff }, |
| 5491 | |
| 5492 | { 0x2c00, 0, 0x00000000, 0x00000011 }, |
| 5493 | { 0x2c04, 0, 0x00000000, 0x00030007 }, |
| 5494 | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 5495 | { 0x3c00, 0, 0x00000000, 0x00000001 }, |
| 5496 | { 0x3c04, 0, 0x00000000, 0x00070000 }, |
| 5497 | { 0x3c08, 0, 0x00007f71, 0x07f00000 }, |
| 5498 | { 0x3c0c, 0, 0x1f3ffffc, 0x00000000 }, |
| 5499 | { 0x3c10, 0, 0xffffffff, 0x00000000 }, |
| 5500 | { 0x3c14, 0, 0x00000000, 0xffffffff }, |
| 5501 | { 0x3c18, 0, 0x00000000, 0xffffffff }, |
| 5502 | { 0x3c1c, 0, 0xfffff000, 0x00000000 }, |
| 5503 | { 0x3c20, 0, 0xffffff00, 0x00000000 }, |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 5504 | |
| 5505 | { 0x5004, 0, 0x00000000, 0x0000007f }, |
| 5506 | { 0x5008, 0, 0x0f0007ff, 0x00000000 }, |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 5507 | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 5508 | { 0x5c00, 0, 0x00000000, 0x00000001 }, |
| 5509 | { 0x5c04, 0, 0x00000000, 0x0003000f }, |
| 5510 | { 0x5c08, 0, 0x00000003, 0x00000000 }, |
| 5511 | { 0x5c0c, 0, 0x0000fff8, 0x00000000 }, |
| 5512 | { 0x5c10, 0, 0x00000000, 0xffffffff }, |
| 5513 | { 0x5c80, 0, 0x00000000, 0x0f7113f1 }, |
| 5514 | { 0x5c84, 0, 0x00000000, 0x0000f333 }, |
| 5515 | { 0x5c88, 0, 0x00000000, 0x00077373 }, |
| 5516 | { 0x5c8c, 0, 0x00000000, 0x0007f737 }, |
| 5517 | |
| 5518 | { 0x6808, 0, 0x0000ff7f, 0x00000000 }, |
| 5519 | { 0x680c, 0, 0xffffffff, 0x00000000 }, |
| 5520 | { 0x6810, 0, 0xffffffff, 0x00000000 }, |
| 5521 | { 0x6814, 0, 0xffffffff, 0x00000000 }, |
| 5522 | { 0x6818, 0, 0xffffffff, 0x00000000 }, |
| 5523 | { 0x681c, 0, 0xffffffff, 0x00000000 }, |
| 5524 | { 0x6820, 0, 0x00ff00ff, 0x00000000 }, |
| 5525 | { 0x6824, 0, 0x00ff00ff, 0x00000000 }, |
| 5526 | { 0x6828, 0, 0x00ff00ff, 0x00000000 }, |
| 5527 | { 0x682c, 0, 0x03ff03ff, 0x00000000 }, |
| 5528 | { 0x6830, 0, 0x03ff03ff, 0x00000000 }, |
| 5529 | { 0x6834, 0, 0x03ff03ff, 0x00000000 }, |
| 5530 | { 0x6838, 0, 0x03ff03ff, 0x00000000 }, |
| 5531 | { 0x683c, 0, 0x0000ffff, 0x00000000 }, |
| 5532 | { 0x6840, 0, 0x00000ff0, 0x00000000 }, |
| 5533 | { 0x6844, 0, 0x00ffff00, 0x00000000 }, |
| 5534 | { 0x684c, 0, 0xffffffff, 0x00000000 }, |
| 5535 | { 0x6850, 0, 0x7f7f7f7f, 0x00000000 }, |
| 5536 | { 0x6854, 0, 0x7f7f7f7f, 0x00000000 }, |
| 5537 | { 0x6858, 0, 0x7f7f7f7f, 0x00000000 }, |
| 5538 | { 0x685c, 0, 0x7f7f7f7f, 0x00000000 }, |
| 5539 | { 0x6908, 0, 0x00000000, 0x0001ff0f }, |
| 5540 | { 0x690c, 0, 0x00000000, 0x0ffe00f0 }, |
| 5541 | |
| 5542 | { 0xffff, 0, 0x00000000, 0x00000000 }, |
| 5543 | }; |
| 5544 | |
| 5545 | ret = 0; |
Michael Chan | 5bae30c | 2007-05-03 13:18:46 -0700 | [diff] [blame] | 5546 | is_5709 = 0; |
| 5547 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
| 5548 | is_5709 = 1; |
| 5549 | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 5550 | for (i = 0; reg_tbl[i].offset != 0xffff; i++) { |
| 5551 | u32 offset, rw_mask, ro_mask, save_val, val; |
Michael Chan | 5bae30c | 2007-05-03 13:18:46 -0700 | [diff] [blame] | 5552 | u16 flags = reg_tbl[i].flags; |
| 5553 | |
| 5554 | if (is_5709 && (flags & BNX2_FL_NOT_5709)) |
| 5555 | continue; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 5556 | |
| 5557 | offset = (u32) reg_tbl[i].offset; |
| 5558 | rw_mask = reg_tbl[i].rw_mask; |
| 5559 | ro_mask = reg_tbl[i].ro_mask; |
| 5560 | |
Peter Hagervall | 14ab9b8 | 2005-08-10 14:18:16 -0700 | [diff] [blame] | 5561 | save_val = readl(bp->regview + offset); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 5562 | |
Peter Hagervall | 14ab9b8 | 2005-08-10 14:18:16 -0700 | [diff] [blame] | 5563 | writel(0, bp->regview + offset); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 5564 | |
Peter Hagervall | 14ab9b8 | 2005-08-10 14:18:16 -0700 | [diff] [blame] | 5565 | val = readl(bp->regview + offset); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 5566 | if ((val & rw_mask) != 0) { |
| 5567 | goto reg_test_err; |
| 5568 | } |
| 5569 | |
| 5570 | if ((val & ro_mask) != (save_val & ro_mask)) { |
| 5571 | goto reg_test_err; |
| 5572 | } |
| 5573 | |
Peter Hagervall | 14ab9b8 | 2005-08-10 14:18:16 -0700 | [diff] [blame] | 5574 | writel(0xffffffff, bp->regview + offset); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 5575 | |
Peter Hagervall | 14ab9b8 | 2005-08-10 14:18:16 -0700 | [diff] [blame] | 5576 | val = readl(bp->regview + offset); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 5577 | if ((val & rw_mask) != rw_mask) { |
| 5578 | goto reg_test_err; |
| 5579 | } |
| 5580 | |
| 5581 | if ((val & ro_mask) != (save_val & ro_mask)) { |
| 5582 | goto reg_test_err; |
| 5583 | } |
| 5584 | |
Peter Hagervall | 14ab9b8 | 2005-08-10 14:18:16 -0700 | [diff] [blame] | 5585 | writel(save_val, bp->regview + offset); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 5586 | continue; |
| 5587 | |
| 5588 | reg_test_err: |
Peter Hagervall | 14ab9b8 | 2005-08-10 14:18:16 -0700 | [diff] [blame] | 5589 | writel(save_val, bp->regview + offset); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 5590 | ret = -ENODEV; |
| 5591 | break; |
| 5592 | } |
| 5593 | return ret; |
| 5594 | } |
| 5595 | |
| 5596 | static int |
| 5597 | bnx2_do_mem_test(struct bnx2 *bp, u32 start, u32 size) |
| 5598 | { |
Arjan van de Ven | f71e130 | 2006-03-03 21:33:57 -0500 | [diff] [blame] | 5599 | static const u32 test_pattern[] = { 0x00000000, 0xffffffff, 0x55555555, |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 5600 | 0xaaaaaaaa , 0xaa55aa55, 0x55aa55aa }; |
| 5601 | int i; |
| 5602 | |
| 5603 | for (i = 0; i < sizeof(test_pattern) / 4; i++) { |
| 5604 | u32 offset; |
| 5605 | |
| 5606 | for (offset = 0; offset < size; offset += 4) { |
| 5607 | |
Michael Chan | 2726d6e | 2008-01-29 21:35:05 -0800 | [diff] [blame] | 5608 | bnx2_reg_wr_ind(bp, start + offset, test_pattern[i]); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 5609 | |
Michael Chan | 2726d6e | 2008-01-29 21:35:05 -0800 | [diff] [blame] | 5610 | if (bnx2_reg_rd_ind(bp, start + offset) != |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 5611 | test_pattern[i]) { |
| 5612 | return -ENODEV; |
| 5613 | } |
| 5614 | } |
| 5615 | } |
| 5616 | return 0; |
| 5617 | } |
| 5618 | |
| 5619 | static int |
| 5620 | bnx2_test_memory(struct bnx2 *bp) |
| 5621 | { |
| 5622 | int ret = 0; |
| 5623 | int i; |
Michael Chan | 5bae30c | 2007-05-03 13:18:46 -0700 | [diff] [blame] | 5624 | static struct mem_entry { |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 5625 | u32 offset; |
| 5626 | u32 len; |
Michael Chan | 5bae30c | 2007-05-03 13:18:46 -0700 | [diff] [blame] | 5627 | } mem_tbl_5706[] = { |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 5628 | { 0x60000, 0x4000 }, |
Michael Chan | 5b0c76a | 2005-11-04 08:45:49 -0800 | [diff] [blame] | 5629 | { 0xa0000, 0x3000 }, |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 5630 | { 0xe0000, 0x4000 }, |
| 5631 | { 0x120000, 0x4000 }, |
| 5632 | { 0x1a0000, 0x4000 }, |
| 5633 | { 0x160000, 0x4000 }, |
| 5634 | { 0xffffffff, 0 }, |
Michael Chan | 5bae30c | 2007-05-03 13:18:46 -0700 | [diff] [blame] | 5635 | }, |
| 5636 | mem_tbl_5709[] = { |
| 5637 | { 0x60000, 0x4000 }, |
| 5638 | { 0xa0000, 0x3000 }, |
| 5639 | { 0xe0000, 0x4000 }, |
| 5640 | { 0x120000, 0x4000 }, |
| 5641 | { 0x1a0000, 0x4000 }, |
| 5642 | { 0xffffffff, 0 }, |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 5643 | }; |
Michael Chan | 5bae30c | 2007-05-03 13:18:46 -0700 | [diff] [blame] | 5644 | struct mem_entry *mem_tbl; |
| 5645 | |
| 5646 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
| 5647 | mem_tbl = mem_tbl_5709; |
| 5648 | else |
| 5649 | mem_tbl = mem_tbl_5706; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 5650 | |
| 5651 | for (i = 0; mem_tbl[i].offset != 0xffffffff; i++) { |
| 5652 | if ((ret = bnx2_do_mem_test(bp, mem_tbl[i].offset, |
| 5653 | mem_tbl[i].len)) != 0) { |
| 5654 | return ret; |
| 5655 | } |
| 5656 | } |
Jeff Garzik | 6aa20a2 | 2006-09-13 13:24:59 -0400 | [diff] [blame] | 5657 | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 5658 | return ret; |
| 5659 | } |
| 5660 | |
Michael Chan | bc5a069 | 2006-01-23 16:13:22 -0800 | [diff] [blame] | 5661 | #define BNX2_MAC_LOOPBACK 0 |
| 5662 | #define BNX2_PHY_LOOPBACK 1 |
| 5663 | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 5664 | static int |
Michael Chan | bc5a069 | 2006-01-23 16:13:22 -0800 | [diff] [blame] | 5665 | bnx2_run_loopback(struct bnx2 *bp, int loopback_mode) |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 5666 | { |
| 5667 | unsigned int pkt_size, num_pkts, i; |
| 5668 | struct sk_buff *skb, *rx_skb; |
| 5669 | unsigned char *packet; |
Michael Chan | bc5a069 | 2006-01-23 16:13:22 -0800 | [diff] [blame] | 5670 | u16 rx_start_idx, rx_idx; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 5671 | dma_addr_t map; |
| 5672 | struct tx_bd *txbd; |
| 5673 | struct sw_bd *rx_buf; |
| 5674 | struct l2_fhdr *rx_hdr; |
| 5675 | int ret = -ENODEV; |
Michael Chan | c76c047 | 2007-12-20 20:01:19 -0800 | [diff] [blame] | 5676 | struct bnx2_napi *bnapi = &bp->bnx2_napi[0], *tx_napi; |
Michael Chan | 35e9010 | 2008-06-19 16:37:42 -0700 | [diff] [blame] | 5677 | struct bnx2_tx_ring_info *txr = &bnapi->tx_ring; |
Michael Chan | bb4f98a | 2008-06-19 16:38:19 -0700 | [diff] [blame] | 5678 | struct bnx2_rx_ring_info *rxr = &bnapi->rx_ring; |
Michael Chan | c76c047 | 2007-12-20 20:01:19 -0800 | [diff] [blame] | 5679 | |
| 5680 | tx_napi = bnapi; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 5681 | |
Michael Chan | 35e9010 | 2008-06-19 16:37:42 -0700 | [diff] [blame] | 5682 | txr = &tx_napi->tx_ring; |
Michael Chan | bb4f98a | 2008-06-19 16:38:19 -0700 | [diff] [blame] | 5683 | rxr = &bnapi->rx_ring; |
Michael Chan | bc5a069 | 2006-01-23 16:13:22 -0800 | [diff] [blame] | 5684 | if (loopback_mode == BNX2_MAC_LOOPBACK) { |
| 5685 | bp->loopback = MAC_LOOPBACK; |
| 5686 | bnx2_set_mac_loopback(bp); |
| 5687 | } |
| 5688 | else if (loopback_mode == BNX2_PHY_LOOPBACK) { |
Michael Chan | 583c28e | 2008-01-21 19:51:35 -0800 | [diff] [blame] | 5689 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) |
Michael Chan | 489310a | 2007-10-10 16:16:31 -0700 | [diff] [blame] | 5690 | return 0; |
| 5691 | |
Michael Chan | 80be443 | 2006-11-19 14:07:28 -0800 | [diff] [blame] | 5692 | bp->loopback = PHY_LOOPBACK; |
Michael Chan | bc5a069 | 2006-01-23 16:13:22 -0800 | [diff] [blame] | 5693 | bnx2_set_phy_loopback(bp); |
| 5694 | } |
| 5695 | else |
| 5696 | return -EINVAL; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 5697 | |
Michael Chan | 84eaa18 | 2007-12-12 11:19:57 -0800 | [diff] [blame] | 5698 | pkt_size = min(bp->dev->mtu + ETH_HLEN, bp->rx_jumbo_thresh - 4); |
Michael Chan | 932f377 | 2006-08-15 01:39:36 -0700 | [diff] [blame] | 5699 | skb = netdev_alloc_skb(bp->dev, pkt_size); |
John W. Linville | b6cbc3b | 2005-11-10 12:58:00 -0800 | [diff] [blame] | 5700 | if (!skb) |
| 5701 | return -ENOMEM; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 5702 | packet = skb_put(skb, pkt_size); |
Michael Chan | 6634292b | 2006-12-14 15:57:04 -0800 | [diff] [blame] | 5703 | memcpy(packet, bp->dev->dev_addr, 6); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 5704 | memset(packet + 6, 0x0, 8); |
| 5705 | for (i = 14; i < pkt_size; i++) |
| 5706 | packet[i] = (unsigned char) (i & 0xff); |
| 5707 | |
Stanislaw Gruszka | 36227e8 | 2010-07-15 04:25:50 +0000 | [diff] [blame] | 5708 | map = dma_map_single(&bp->pdev->dev, skb->data, pkt_size, |
| 5709 | PCI_DMA_TODEVICE); |
| 5710 | if (dma_mapping_error(&bp->pdev->dev, map)) { |
Benjamin Li | 3d16af8 | 2008-10-09 12:26:41 -0700 | [diff] [blame] | 5711 | dev_kfree_skb(skb); |
| 5712 | return -EIO; |
| 5713 | } |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 5714 | |
Michael Chan | bf5295b | 2006-03-23 01:11:56 -0800 | [diff] [blame] | 5715 | REG_WR(bp, BNX2_HC_COMMAND, |
| 5716 | bp->hc_cmd | BNX2_HC_COMMAND_COAL_NOW_WO_INT); |
| 5717 | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 5718 | REG_RD(bp, BNX2_HC_COMMAND); |
| 5719 | |
| 5720 | udelay(5); |
Michael Chan | 35efa7c | 2007-12-20 19:56:37 -0800 | [diff] [blame] | 5721 | rx_start_idx = bnx2_get_hw_rx_cons(bnapi); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 5722 | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 5723 | num_pkts = 0; |
| 5724 | |
Michael Chan | 35e9010 | 2008-06-19 16:37:42 -0700 | [diff] [blame] | 5725 | txbd = &txr->tx_desc_ring[TX_RING_IDX(txr->tx_prod)]; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 5726 | |
| 5727 | txbd->tx_bd_haddr_hi = (u64) map >> 32; |
| 5728 | txbd->tx_bd_haddr_lo = (u64) map & 0xffffffff; |
| 5729 | txbd->tx_bd_mss_nbytes = pkt_size; |
| 5730 | txbd->tx_bd_vlan_tag_flags = TX_BD_FLAGS_START | TX_BD_FLAGS_END; |
| 5731 | |
| 5732 | num_pkts++; |
Michael Chan | 35e9010 | 2008-06-19 16:37:42 -0700 | [diff] [blame] | 5733 | txr->tx_prod = NEXT_TX_BD(txr->tx_prod); |
| 5734 | txr->tx_prod_bseq += pkt_size; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 5735 | |
Michael Chan | 35e9010 | 2008-06-19 16:37:42 -0700 | [diff] [blame] | 5736 | REG_WR16(bp, txr->tx_bidx_addr, txr->tx_prod); |
| 5737 | REG_WR(bp, txr->tx_bseq_addr, txr->tx_prod_bseq); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 5738 | |
| 5739 | udelay(100); |
| 5740 | |
Michael Chan | bf5295b | 2006-03-23 01:11:56 -0800 | [diff] [blame] | 5741 | REG_WR(bp, BNX2_HC_COMMAND, |
| 5742 | bp->hc_cmd | BNX2_HC_COMMAND_COAL_NOW_WO_INT); |
| 5743 | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 5744 | REG_RD(bp, BNX2_HC_COMMAND); |
| 5745 | |
| 5746 | udelay(5); |
| 5747 | |
Stanislaw Gruszka | 36227e8 | 2010-07-15 04:25:50 +0000 | [diff] [blame] | 5748 | dma_unmap_single(&bp->pdev->dev, map, pkt_size, PCI_DMA_TODEVICE); |
Michael Chan | 745720e | 2006-06-29 12:37:41 -0700 | [diff] [blame] | 5749 | dev_kfree_skb(skb); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 5750 | |
Michael Chan | 35e9010 | 2008-06-19 16:37:42 -0700 | [diff] [blame] | 5751 | if (bnx2_get_hw_tx_cons(tx_napi) != txr->tx_prod) |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 5752 | goto loopback_test_done; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 5753 | |
Michael Chan | 35efa7c | 2007-12-20 19:56:37 -0800 | [diff] [blame] | 5754 | rx_idx = bnx2_get_hw_rx_cons(bnapi); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 5755 | if (rx_idx != rx_start_idx + num_pkts) { |
| 5756 | goto loopback_test_done; |
| 5757 | } |
| 5758 | |
Michael Chan | bb4f98a | 2008-06-19 16:38:19 -0700 | [diff] [blame] | 5759 | rx_buf = &rxr->rx_buf_ring[rx_start_idx]; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 5760 | rx_skb = rx_buf->skb; |
| 5761 | |
Michael Chan | a33fa66 | 2010-05-06 08:58:13 +0000 | [diff] [blame] | 5762 | rx_hdr = rx_buf->desc; |
Benjamin Li | d89cb6a | 2008-05-16 22:18:57 -0700 | [diff] [blame] | 5763 | skb_reserve(rx_skb, BNX2_RX_OFFSET); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 5764 | |
Stanislaw Gruszka | 36227e8 | 2010-07-15 04:25:50 +0000 | [diff] [blame] | 5765 | dma_sync_single_for_cpu(&bp->pdev->dev, |
FUJITA Tomonori | 1a4ccc2 | 2010-04-01 16:56:57 +0000 | [diff] [blame] | 5766 | dma_unmap_addr(rx_buf, mapping), |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 5767 | bp->rx_buf_size, PCI_DMA_FROMDEVICE); |
| 5768 | |
Michael Chan | ade2bfe | 2006-01-23 16:09:51 -0800 | [diff] [blame] | 5769 | if (rx_hdr->l2_fhdr_status & |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 5770 | (L2_FHDR_ERRORS_BAD_CRC | |
| 5771 | L2_FHDR_ERRORS_PHY_DECODE | |
| 5772 | L2_FHDR_ERRORS_ALIGNMENT | |
| 5773 | L2_FHDR_ERRORS_TOO_SHORT | |
| 5774 | L2_FHDR_ERRORS_GIANT_FRAME)) { |
| 5775 | |
| 5776 | goto loopback_test_done; |
| 5777 | } |
| 5778 | |
| 5779 | if ((rx_hdr->l2_fhdr_pkt_len - 4) != pkt_size) { |
| 5780 | goto loopback_test_done; |
| 5781 | } |
| 5782 | |
| 5783 | for (i = 14; i < pkt_size; i++) { |
| 5784 | if (*(rx_skb->data + i) != (unsigned char) (i & 0xff)) { |
| 5785 | goto loopback_test_done; |
| 5786 | } |
| 5787 | } |
| 5788 | |
| 5789 | ret = 0; |
| 5790 | |
| 5791 | loopback_test_done: |
| 5792 | bp->loopback = 0; |
| 5793 | return ret; |
| 5794 | } |
| 5795 | |
Michael Chan | bc5a069 | 2006-01-23 16:13:22 -0800 | [diff] [blame] | 5796 | #define BNX2_MAC_LOOPBACK_FAILED 1 |
| 5797 | #define BNX2_PHY_LOOPBACK_FAILED 2 |
| 5798 | #define BNX2_LOOPBACK_FAILED (BNX2_MAC_LOOPBACK_FAILED | \ |
| 5799 | BNX2_PHY_LOOPBACK_FAILED) |
| 5800 | |
| 5801 | static int |
| 5802 | bnx2_test_loopback(struct bnx2 *bp) |
| 5803 | { |
| 5804 | int rc = 0; |
| 5805 | |
| 5806 | if (!netif_running(bp->dev)) |
| 5807 | return BNX2_LOOPBACK_FAILED; |
| 5808 | |
| 5809 | bnx2_reset_nic(bp, BNX2_DRV_MSG_CODE_RESET); |
| 5810 | spin_lock_bh(&bp->phy_lock); |
Michael Chan | 9a120bc | 2008-05-16 22:17:45 -0700 | [diff] [blame] | 5811 | bnx2_init_phy(bp, 1); |
Michael Chan | bc5a069 | 2006-01-23 16:13:22 -0800 | [diff] [blame] | 5812 | spin_unlock_bh(&bp->phy_lock); |
| 5813 | if (bnx2_run_loopback(bp, BNX2_MAC_LOOPBACK)) |
| 5814 | rc |= BNX2_MAC_LOOPBACK_FAILED; |
| 5815 | if (bnx2_run_loopback(bp, BNX2_PHY_LOOPBACK)) |
| 5816 | rc |= BNX2_PHY_LOOPBACK_FAILED; |
| 5817 | return rc; |
| 5818 | } |
| 5819 | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 5820 | #define NVRAM_SIZE 0x200 |
| 5821 | #define CRC32_RESIDUAL 0xdebb20e3 |
| 5822 | |
| 5823 | static int |
| 5824 | bnx2_test_nvram(struct bnx2 *bp) |
| 5825 | { |
Al Viro | b491edd | 2007-12-22 19:44:51 +0000 | [diff] [blame] | 5826 | __be32 buf[NVRAM_SIZE / 4]; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 5827 | u8 *data = (u8 *) buf; |
| 5828 | int rc = 0; |
| 5829 | u32 magic, csum; |
| 5830 | |
| 5831 | if ((rc = bnx2_nvram_read(bp, 0, data, 4)) != 0) |
| 5832 | goto test_nvram_done; |
| 5833 | |
| 5834 | magic = be32_to_cpu(buf[0]); |
| 5835 | if (magic != 0x669955aa) { |
| 5836 | rc = -ENODEV; |
| 5837 | goto test_nvram_done; |
| 5838 | } |
| 5839 | |
| 5840 | if ((rc = bnx2_nvram_read(bp, 0x100, data, NVRAM_SIZE)) != 0) |
| 5841 | goto test_nvram_done; |
| 5842 | |
| 5843 | csum = ether_crc_le(0x100, data); |
| 5844 | if (csum != CRC32_RESIDUAL) { |
| 5845 | rc = -ENODEV; |
| 5846 | goto test_nvram_done; |
| 5847 | } |
| 5848 | |
| 5849 | csum = ether_crc_le(0x100, data + 0x100); |
| 5850 | if (csum != CRC32_RESIDUAL) { |
| 5851 | rc = -ENODEV; |
| 5852 | } |
| 5853 | |
| 5854 | test_nvram_done: |
| 5855 | return rc; |
| 5856 | } |
| 5857 | |
| 5858 | static int |
| 5859 | bnx2_test_link(struct bnx2 *bp) |
| 5860 | { |
| 5861 | u32 bmsr; |
| 5862 | |
Michael Chan | 9f52b56 | 2008-10-09 12:21:46 -0700 | [diff] [blame] | 5863 | if (!netif_running(bp->dev)) |
| 5864 | return -ENODEV; |
| 5865 | |
Michael Chan | 583c28e | 2008-01-21 19:51:35 -0800 | [diff] [blame] | 5866 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) { |
Michael Chan | 489310a | 2007-10-10 16:16:31 -0700 | [diff] [blame] | 5867 | if (bp->link_up) |
| 5868 | return 0; |
| 5869 | return -ENODEV; |
| 5870 | } |
Michael Chan | c770a65 | 2005-08-25 15:38:39 -0700 | [diff] [blame] | 5871 | spin_lock_bh(&bp->phy_lock); |
Michael Chan | 27a005b | 2007-05-03 13:23:41 -0700 | [diff] [blame] | 5872 | bnx2_enable_bmsr1(bp); |
| 5873 | bnx2_read_phy(bp, bp->mii_bmsr1, &bmsr); |
| 5874 | bnx2_read_phy(bp, bp->mii_bmsr1, &bmsr); |
| 5875 | bnx2_disable_bmsr1(bp); |
Michael Chan | c770a65 | 2005-08-25 15:38:39 -0700 | [diff] [blame] | 5876 | spin_unlock_bh(&bp->phy_lock); |
Jeff Garzik | 6aa20a2 | 2006-09-13 13:24:59 -0400 | [diff] [blame] | 5877 | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 5878 | if (bmsr & BMSR_LSTATUS) { |
| 5879 | return 0; |
| 5880 | } |
| 5881 | return -ENODEV; |
| 5882 | } |
| 5883 | |
| 5884 | static int |
| 5885 | bnx2_test_intr(struct bnx2 *bp) |
| 5886 | { |
| 5887 | int i; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 5888 | u16 status_idx; |
| 5889 | |
| 5890 | if (!netif_running(bp->dev)) |
| 5891 | return -ENODEV; |
| 5892 | |
| 5893 | status_idx = REG_RD(bp, BNX2_PCICFG_INT_ACK_CMD) & 0xffff; |
| 5894 | |
| 5895 | /* This register is not touched during run-time. */ |
Michael Chan | bf5295b | 2006-03-23 01:11:56 -0800 | [diff] [blame] | 5896 | REG_WR(bp, BNX2_HC_COMMAND, bp->hc_cmd | BNX2_HC_COMMAND_COAL_NOW); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 5897 | REG_RD(bp, BNX2_HC_COMMAND); |
| 5898 | |
| 5899 | for (i = 0; i < 10; i++) { |
| 5900 | if ((REG_RD(bp, BNX2_PCICFG_INT_ACK_CMD) & 0xffff) != |
| 5901 | status_idx) { |
| 5902 | |
| 5903 | break; |
| 5904 | } |
| 5905 | |
| 5906 | msleep_interruptible(10); |
| 5907 | } |
| 5908 | if (i < 10) |
| 5909 | return 0; |
| 5910 | |
| 5911 | return -ENODEV; |
| 5912 | } |
| 5913 | |
Michael Chan | 38ea368 | 2008-02-23 19:48:57 -0800 | [diff] [blame] | 5914 | /* Determining link for parallel detection. */ |
Michael Chan | b2fadea | 2008-01-21 17:07:06 -0800 | [diff] [blame] | 5915 | static int |
| 5916 | bnx2_5706_serdes_has_link(struct bnx2 *bp) |
| 5917 | { |
| 5918 | u32 mode_ctl, an_dbg, exp; |
| 5919 | |
Michael Chan | 38ea368 | 2008-02-23 19:48:57 -0800 | [diff] [blame] | 5920 | if (bp->phy_flags & BNX2_PHY_FLAG_NO_PARALLEL) |
| 5921 | return 0; |
| 5922 | |
Michael Chan | b2fadea | 2008-01-21 17:07:06 -0800 | [diff] [blame] | 5923 | bnx2_write_phy(bp, MII_BNX2_MISC_SHADOW, MISC_SHDW_MODE_CTL); |
| 5924 | bnx2_read_phy(bp, MII_BNX2_MISC_SHADOW, &mode_ctl); |
| 5925 | |
| 5926 | if (!(mode_ctl & MISC_SHDW_MODE_CTL_SIG_DET)) |
| 5927 | return 0; |
| 5928 | |
| 5929 | bnx2_write_phy(bp, MII_BNX2_MISC_SHADOW, MISC_SHDW_AN_DBG); |
| 5930 | bnx2_read_phy(bp, MII_BNX2_MISC_SHADOW, &an_dbg); |
| 5931 | bnx2_read_phy(bp, MII_BNX2_MISC_SHADOW, &an_dbg); |
| 5932 | |
Michael Chan | f3014c0 | 2008-01-29 21:33:03 -0800 | [diff] [blame] | 5933 | if (an_dbg & (MISC_SHDW_AN_DBG_NOSYNC | MISC_SHDW_AN_DBG_RUDI_INVALID)) |
Michael Chan | b2fadea | 2008-01-21 17:07:06 -0800 | [diff] [blame] | 5934 | return 0; |
| 5935 | |
| 5936 | bnx2_write_phy(bp, MII_BNX2_DSP_ADDRESS, MII_EXPAND_REG1); |
| 5937 | bnx2_read_phy(bp, MII_BNX2_DSP_RW_PORT, &exp); |
| 5938 | bnx2_read_phy(bp, MII_BNX2_DSP_RW_PORT, &exp); |
| 5939 | |
| 5940 | if (exp & MII_EXPAND_REG1_RUDI_C) /* receiving CONFIG */ |
| 5941 | return 0; |
| 5942 | |
| 5943 | return 1; |
| 5944 | } |
| 5945 | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 5946 | static void |
Michael Chan | 48b01e2 | 2006-11-19 14:08:00 -0800 | [diff] [blame] | 5947 | bnx2_5706_serdes_timer(struct bnx2 *bp) |
| 5948 | { |
Michael Chan | b2fadea | 2008-01-21 17:07:06 -0800 | [diff] [blame] | 5949 | int check_link = 1; |
| 5950 | |
Michael Chan | 48b01e2 | 2006-11-19 14:08:00 -0800 | [diff] [blame] | 5951 | spin_lock(&bp->phy_lock); |
Michael Chan | b2fadea | 2008-01-21 17:07:06 -0800 | [diff] [blame] | 5952 | if (bp->serdes_an_pending) { |
Michael Chan | 48b01e2 | 2006-11-19 14:08:00 -0800 | [diff] [blame] | 5953 | bp->serdes_an_pending--; |
Michael Chan | b2fadea | 2008-01-21 17:07:06 -0800 | [diff] [blame] | 5954 | check_link = 0; |
| 5955 | } else if ((bp->link_up == 0) && (bp->autoneg & AUTONEG_SPEED)) { |
Michael Chan | 48b01e2 | 2006-11-19 14:08:00 -0800 | [diff] [blame] | 5956 | u32 bmcr; |
| 5957 | |
Benjamin Li | ac392ab | 2008-09-18 16:40:49 -0700 | [diff] [blame] | 5958 | bp->current_interval = BNX2_TIMER_INTERVAL; |
Michael Chan | 48b01e2 | 2006-11-19 14:08:00 -0800 | [diff] [blame] | 5959 | |
Michael Chan | ca58c3a | 2007-05-03 13:22:52 -0700 | [diff] [blame] | 5960 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
Michael Chan | 48b01e2 | 2006-11-19 14:08:00 -0800 | [diff] [blame] | 5961 | |
| 5962 | if (bmcr & BMCR_ANENABLE) { |
Michael Chan | b2fadea | 2008-01-21 17:07:06 -0800 | [diff] [blame] | 5963 | if (bnx2_5706_serdes_has_link(bp)) { |
Michael Chan | 48b01e2 | 2006-11-19 14:08:00 -0800 | [diff] [blame] | 5964 | bmcr &= ~BMCR_ANENABLE; |
| 5965 | bmcr |= BMCR_SPEED1000 | BMCR_FULLDPLX; |
Michael Chan | ca58c3a | 2007-05-03 13:22:52 -0700 | [diff] [blame] | 5966 | bnx2_write_phy(bp, bp->mii_bmcr, bmcr); |
Michael Chan | 583c28e | 2008-01-21 19:51:35 -0800 | [diff] [blame] | 5967 | bp->phy_flags |= BNX2_PHY_FLAG_PARALLEL_DETECT; |
Michael Chan | 48b01e2 | 2006-11-19 14:08:00 -0800 | [diff] [blame] | 5968 | } |
| 5969 | } |
| 5970 | } |
| 5971 | else if ((bp->link_up) && (bp->autoneg & AUTONEG_SPEED) && |
Michael Chan | 583c28e | 2008-01-21 19:51:35 -0800 | [diff] [blame] | 5972 | (bp->phy_flags & BNX2_PHY_FLAG_PARALLEL_DETECT)) { |
Michael Chan | 48b01e2 | 2006-11-19 14:08:00 -0800 | [diff] [blame] | 5973 | u32 phy2; |
| 5974 | |
| 5975 | bnx2_write_phy(bp, 0x17, 0x0f01); |
| 5976 | bnx2_read_phy(bp, 0x15, &phy2); |
| 5977 | if (phy2 & 0x20) { |
| 5978 | u32 bmcr; |
| 5979 | |
Michael Chan | ca58c3a | 2007-05-03 13:22:52 -0700 | [diff] [blame] | 5980 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
Michael Chan | 48b01e2 | 2006-11-19 14:08:00 -0800 | [diff] [blame] | 5981 | bmcr |= BMCR_ANENABLE; |
Michael Chan | ca58c3a | 2007-05-03 13:22:52 -0700 | [diff] [blame] | 5982 | bnx2_write_phy(bp, bp->mii_bmcr, bmcr); |
Michael Chan | 48b01e2 | 2006-11-19 14:08:00 -0800 | [diff] [blame] | 5983 | |
Michael Chan | 583c28e | 2008-01-21 19:51:35 -0800 | [diff] [blame] | 5984 | bp->phy_flags &= ~BNX2_PHY_FLAG_PARALLEL_DETECT; |
Michael Chan | 48b01e2 | 2006-11-19 14:08:00 -0800 | [diff] [blame] | 5985 | } |
| 5986 | } else |
Benjamin Li | ac392ab | 2008-09-18 16:40:49 -0700 | [diff] [blame] | 5987 | bp->current_interval = BNX2_TIMER_INTERVAL; |
Michael Chan | 48b01e2 | 2006-11-19 14:08:00 -0800 | [diff] [blame] | 5988 | |
Michael Chan | a2724e2 | 2008-02-23 19:47:44 -0800 | [diff] [blame] | 5989 | if (check_link) { |
Michael Chan | b2fadea | 2008-01-21 17:07:06 -0800 | [diff] [blame] | 5990 | u32 val; |
| 5991 | |
| 5992 | bnx2_write_phy(bp, MII_BNX2_MISC_SHADOW, MISC_SHDW_AN_DBG); |
| 5993 | bnx2_read_phy(bp, MII_BNX2_MISC_SHADOW, &val); |
| 5994 | bnx2_read_phy(bp, MII_BNX2_MISC_SHADOW, &val); |
| 5995 | |
Michael Chan | a2724e2 | 2008-02-23 19:47:44 -0800 | [diff] [blame] | 5996 | if (bp->link_up && (val & MISC_SHDW_AN_DBG_NOSYNC)) { |
| 5997 | if (!(bp->phy_flags & BNX2_PHY_FLAG_FORCED_DOWN)) { |
| 5998 | bnx2_5706s_force_link_dn(bp, 1); |
| 5999 | bp->phy_flags |= BNX2_PHY_FLAG_FORCED_DOWN; |
| 6000 | } else |
| 6001 | bnx2_set_link(bp); |
| 6002 | } else if (!bp->link_up && !(val & MISC_SHDW_AN_DBG_NOSYNC)) |
| 6003 | bnx2_set_link(bp); |
Michael Chan | b2fadea | 2008-01-21 17:07:06 -0800 | [diff] [blame] | 6004 | } |
Michael Chan | 48b01e2 | 2006-11-19 14:08:00 -0800 | [diff] [blame] | 6005 | spin_unlock(&bp->phy_lock); |
| 6006 | } |
| 6007 | |
| 6008 | static void |
Michael Chan | f8dd064 | 2006-11-19 14:08:29 -0800 | [diff] [blame] | 6009 | bnx2_5708_serdes_timer(struct bnx2 *bp) |
| 6010 | { |
Michael Chan | 583c28e | 2008-01-21 19:51:35 -0800 | [diff] [blame] | 6011 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) |
Michael Chan | 0d8a6571 | 2007-07-07 22:49:43 -0700 | [diff] [blame] | 6012 | return; |
| 6013 | |
Michael Chan | 583c28e | 2008-01-21 19:51:35 -0800 | [diff] [blame] | 6014 | if ((bp->phy_flags & BNX2_PHY_FLAG_2_5G_CAPABLE) == 0) { |
Michael Chan | f8dd064 | 2006-11-19 14:08:29 -0800 | [diff] [blame] | 6015 | bp->serdes_an_pending = 0; |
| 6016 | return; |
| 6017 | } |
| 6018 | |
| 6019 | spin_lock(&bp->phy_lock); |
| 6020 | if (bp->serdes_an_pending) |
| 6021 | bp->serdes_an_pending--; |
| 6022 | else if ((bp->link_up == 0) && (bp->autoneg & AUTONEG_SPEED)) { |
| 6023 | u32 bmcr; |
| 6024 | |
Michael Chan | ca58c3a | 2007-05-03 13:22:52 -0700 | [diff] [blame] | 6025 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
Michael Chan | f8dd064 | 2006-11-19 14:08:29 -0800 | [diff] [blame] | 6026 | if (bmcr & BMCR_ANENABLE) { |
Michael Chan | 605a9e2 | 2007-05-03 13:23:13 -0700 | [diff] [blame] | 6027 | bnx2_enable_forced_2g5(bp); |
Michael Chan | 40105c0 | 2008-11-12 16:02:45 -0800 | [diff] [blame] | 6028 | bp->current_interval = BNX2_SERDES_FORCED_TIMEOUT; |
Michael Chan | f8dd064 | 2006-11-19 14:08:29 -0800 | [diff] [blame] | 6029 | } else { |
Michael Chan | 605a9e2 | 2007-05-03 13:23:13 -0700 | [diff] [blame] | 6030 | bnx2_disable_forced_2g5(bp); |
Michael Chan | f8dd064 | 2006-11-19 14:08:29 -0800 | [diff] [blame] | 6031 | bp->serdes_an_pending = 2; |
Benjamin Li | ac392ab | 2008-09-18 16:40:49 -0700 | [diff] [blame] | 6032 | bp->current_interval = BNX2_TIMER_INTERVAL; |
Michael Chan | f8dd064 | 2006-11-19 14:08:29 -0800 | [diff] [blame] | 6033 | } |
| 6034 | |
| 6035 | } else |
Benjamin Li | ac392ab | 2008-09-18 16:40:49 -0700 | [diff] [blame] | 6036 | bp->current_interval = BNX2_TIMER_INTERVAL; |
Michael Chan | f8dd064 | 2006-11-19 14:08:29 -0800 | [diff] [blame] | 6037 | |
| 6038 | spin_unlock(&bp->phy_lock); |
| 6039 | } |
| 6040 | |
| 6041 | static void |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6042 | bnx2_timer(unsigned long data) |
| 6043 | { |
| 6044 | struct bnx2 *bp = (struct bnx2 *) data; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6045 | |
Michael Chan | cd339a0 | 2005-08-25 15:35:24 -0700 | [diff] [blame] | 6046 | if (!netif_running(bp->dev)) |
| 6047 | return; |
| 6048 | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6049 | if (atomic_read(&bp->intr_sem) != 0) |
| 6050 | goto bnx2_restart_timer; |
| 6051 | |
Michael Chan | efba018 | 2008-12-03 00:36:15 -0800 | [diff] [blame] | 6052 | if ((bp->flags & (BNX2_FLAG_USING_MSI | BNX2_FLAG_ONE_SHOT_MSI)) == |
| 6053 | BNX2_FLAG_USING_MSI) |
| 6054 | bnx2_chk_missed_msi(bp); |
| 6055 | |
Michael Chan | df149d7 | 2007-07-07 22:51:36 -0700 | [diff] [blame] | 6056 | bnx2_send_heart_beat(bp); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6057 | |
Michael Chan | 2726d6e | 2008-01-29 21:35:05 -0800 | [diff] [blame] | 6058 | bp->stats_blk->stat_FwRxDrop = |
| 6059 | bnx2_reg_rd_ind(bp, BNX2_FW_RX_DROP_COUNT); |
Michael Chan | cea94db | 2006-06-12 22:16:13 -0700 | [diff] [blame] | 6060 | |
Michael Chan | 02537b06 | 2007-06-04 21:24:07 -0700 | [diff] [blame] | 6061 | /* workaround occasional corrupted counters */ |
Michael Chan | 61d9e3f | 2009-08-21 16:20:46 +0000 | [diff] [blame] | 6062 | if ((bp->flags & BNX2_FLAG_BROKEN_STATS) && bp->stats_ticks) |
Michael Chan | 02537b06 | 2007-06-04 21:24:07 -0700 | [diff] [blame] | 6063 | REG_WR(bp, BNX2_HC_COMMAND, bp->hc_cmd | |
| 6064 | BNX2_HC_COMMAND_STATS_NOW); |
| 6065 | |
Michael Chan | 583c28e | 2008-01-21 19:51:35 -0800 | [diff] [blame] | 6066 | if (bp->phy_flags & BNX2_PHY_FLAG_SERDES) { |
Michael Chan | f8dd064 | 2006-11-19 14:08:29 -0800 | [diff] [blame] | 6067 | if (CHIP_NUM(bp) == CHIP_NUM_5706) |
| 6068 | bnx2_5706_serdes_timer(bp); |
Michael Chan | 27a005b | 2007-05-03 13:23:41 -0700 | [diff] [blame] | 6069 | else |
Michael Chan | f8dd064 | 2006-11-19 14:08:29 -0800 | [diff] [blame] | 6070 | bnx2_5708_serdes_timer(bp); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6071 | } |
| 6072 | |
| 6073 | bnx2_restart_timer: |
Michael Chan | cd339a0 | 2005-08-25 15:35:24 -0700 | [diff] [blame] | 6074 | mod_timer(&bp->timer, jiffies + bp->current_interval); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6075 | } |
| 6076 | |
Michael Chan | 8e6a72c | 2007-05-03 13:24:48 -0700 | [diff] [blame] | 6077 | static int |
| 6078 | bnx2_request_irq(struct bnx2 *bp) |
| 6079 | { |
Michael Chan | 6d866ff | 2007-12-20 19:56:09 -0800 | [diff] [blame] | 6080 | unsigned long flags; |
Michael Chan | b4b3604 | 2007-12-20 19:59:30 -0800 | [diff] [blame] | 6081 | struct bnx2_irq *irq; |
| 6082 | int rc = 0, i; |
Michael Chan | 8e6a72c | 2007-05-03 13:24:48 -0700 | [diff] [blame] | 6083 | |
David S. Miller | f86e82f | 2008-01-21 17:15:40 -0800 | [diff] [blame] | 6084 | if (bp->flags & BNX2_FLAG_USING_MSI_OR_MSIX) |
Michael Chan | 6d866ff | 2007-12-20 19:56:09 -0800 | [diff] [blame] | 6085 | flags = 0; |
| 6086 | else |
| 6087 | flags = IRQF_SHARED; |
Michael Chan | b4b3604 | 2007-12-20 19:59:30 -0800 | [diff] [blame] | 6088 | |
| 6089 | for (i = 0; i < bp->irq_nvecs; i++) { |
| 6090 | irq = &bp->irq_tbl[i]; |
Michael Chan | c76c047 | 2007-12-20 20:01:19 -0800 | [diff] [blame] | 6091 | rc = request_irq(irq->vector, irq->handler, flags, irq->name, |
Michael Chan | f0ea2e6 | 2008-06-19 16:41:57 -0700 | [diff] [blame] | 6092 | &bp->bnx2_napi[i]); |
Michael Chan | b4b3604 | 2007-12-20 19:59:30 -0800 | [diff] [blame] | 6093 | if (rc) |
| 6094 | break; |
| 6095 | irq->requested = 1; |
| 6096 | } |
Michael Chan | 8e6a72c | 2007-05-03 13:24:48 -0700 | [diff] [blame] | 6097 | return rc; |
| 6098 | } |
| 6099 | |
| 6100 | static void |
Michael Chan | a29ba9d | 2010-12-31 11:03:14 -0800 | [diff] [blame] | 6101 | __bnx2_free_irq(struct bnx2 *bp) |
Michael Chan | 8e6a72c | 2007-05-03 13:24:48 -0700 | [diff] [blame] | 6102 | { |
Michael Chan | b4b3604 | 2007-12-20 19:59:30 -0800 | [diff] [blame] | 6103 | struct bnx2_irq *irq; |
| 6104 | int i; |
Michael Chan | 8e6a72c | 2007-05-03 13:24:48 -0700 | [diff] [blame] | 6105 | |
Michael Chan | b4b3604 | 2007-12-20 19:59:30 -0800 | [diff] [blame] | 6106 | for (i = 0; i < bp->irq_nvecs; i++) { |
| 6107 | irq = &bp->irq_tbl[i]; |
| 6108 | if (irq->requested) |
Michael Chan | f0ea2e6 | 2008-06-19 16:41:57 -0700 | [diff] [blame] | 6109 | free_irq(irq->vector, &bp->bnx2_napi[i]); |
Michael Chan | b4b3604 | 2007-12-20 19:59:30 -0800 | [diff] [blame] | 6110 | irq->requested = 0; |
Michael Chan | 6d866ff | 2007-12-20 19:56:09 -0800 | [diff] [blame] | 6111 | } |
Michael Chan | a29ba9d | 2010-12-31 11:03:14 -0800 | [diff] [blame] | 6112 | } |
| 6113 | |
| 6114 | static void |
| 6115 | bnx2_free_irq(struct bnx2 *bp) |
| 6116 | { |
| 6117 | |
| 6118 | __bnx2_free_irq(bp); |
David S. Miller | f86e82f | 2008-01-21 17:15:40 -0800 | [diff] [blame] | 6119 | if (bp->flags & BNX2_FLAG_USING_MSI) |
Michael Chan | b4b3604 | 2007-12-20 19:59:30 -0800 | [diff] [blame] | 6120 | pci_disable_msi(bp->pdev); |
David S. Miller | f86e82f | 2008-01-21 17:15:40 -0800 | [diff] [blame] | 6121 | else if (bp->flags & BNX2_FLAG_USING_MSIX) |
Michael Chan | b4b3604 | 2007-12-20 19:59:30 -0800 | [diff] [blame] | 6122 | pci_disable_msix(bp->pdev); |
| 6123 | |
David S. Miller | f86e82f | 2008-01-21 17:15:40 -0800 | [diff] [blame] | 6124 | bp->flags &= ~(BNX2_FLAG_USING_MSI_OR_MSIX | BNX2_FLAG_ONE_SHOT_MSI); |
Michael Chan | b4b3604 | 2007-12-20 19:59:30 -0800 | [diff] [blame] | 6125 | } |
| 6126 | |
| 6127 | static void |
Michael Chan | 5e9ad9e | 2008-06-19 16:43:17 -0700 | [diff] [blame] | 6128 | bnx2_enable_msix(struct bnx2 *bp, int msix_vecs) |
Michael Chan | b4b3604 | 2007-12-20 19:59:30 -0800 | [diff] [blame] | 6129 | { |
Michael Chan | 379b39a | 2010-07-19 14:15:03 +0000 | [diff] [blame] | 6130 | int i, total_vecs, rc; |
Michael Chan | 57851d8 | 2007-12-20 20:01:44 -0800 | [diff] [blame] | 6131 | struct msix_entry msix_ent[BNX2_MAX_MSIX_VEC]; |
Michael Chan | 4e1d0de | 2008-12-16 20:27:45 -0800 | [diff] [blame] | 6132 | struct net_device *dev = bp->dev; |
| 6133 | const int len = sizeof(bp->irq_tbl[0].name); |
Michael Chan | 57851d8 | 2007-12-20 20:01:44 -0800 | [diff] [blame] | 6134 | |
Michael Chan | b4b3604 | 2007-12-20 19:59:30 -0800 | [diff] [blame] | 6135 | bnx2_setup_msix_tbl(bp); |
| 6136 | REG_WR(bp, BNX2_PCI_MSIX_CONTROL, BNX2_MAX_MSIX_HW_VEC - 1); |
| 6137 | REG_WR(bp, BNX2_PCI_MSIX_TBL_OFF_BIR, BNX2_PCI_GRC_WINDOW2_BASE); |
| 6138 | REG_WR(bp, BNX2_PCI_MSIX_PBA_OFF_BIT, BNX2_PCI_GRC_WINDOW3_BASE); |
Michael Chan | 57851d8 | 2007-12-20 20:01:44 -0800 | [diff] [blame] | 6139 | |
Benjamin Li | e2eb8e3 | 2010-01-08 00:51:21 -0800 | [diff] [blame] | 6140 | /* Need to flush the previous three writes to ensure MSI-X |
| 6141 | * is setup properly */ |
| 6142 | REG_RD(bp, BNX2_PCI_MSIX_CONTROL); |
| 6143 | |
Michael Chan | 57851d8 | 2007-12-20 20:01:44 -0800 | [diff] [blame] | 6144 | for (i = 0; i < BNX2_MAX_MSIX_VEC; i++) { |
| 6145 | msix_ent[i].entry = i; |
| 6146 | msix_ent[i].vector = 0; |
| 6147 | } |
| 6148 | |
Michael Chan | 379b39a | 2010-07-19 14:15:03 +0000 | [diff] [blame] | 6149 | total_vecs = msix_vecs; |
| 6150 | #ifdef BCM_CNIC |
| 6151 | total_vecs++; |
| 6152 | #endif |
| 6153 | rc = -ENOSPC; |
| 6154 | while (total_vecs >= BNX2_MIN_MSIX_VEC) { |
| 6155 | rc = pci_enable_msix(bp->pdev, msix_ent, total_vecs); |
| 6156 | if (rc <= 0) |
| 6157 | break; |
| 6158 | if (rc > 0) |
| 6159 | total_vecs = rc; |
| 6160 | } |
| 6161 | |
Michael Chan | 57851d8 | 2007-12-20 20:01:44 -0800 | [diff] [blame] | 6162 | if (rc != 0) |
| 6163 | return; |
| 6164 | |
Michael Chan | 379b39a | 2010-07-19 14:15:03 +0000 | [diff] [blame] | 6165 | msix_vecs = total_vecs; |
| 6166 | #ifdef BCM_CNIC |
| 6167 | msix_vecs--; |
| 6168 | #endif |
Michael Chan | 5e9ad9e | 2008-06-19 16:43:17 -0700 | [diff] [blame] | 6169 | bp->irq_nvecs = msix_vecs; |
David S. Miller | f86e82f | 2008-01-21 17:15:40 -0800 | [diff] [blame] | 6170 | bp->flags |= BNX2_FLAG_USING_MSIX | BNX2_FLAG_ONE_SHOT_MSI; |
Michael Chan | 379b39a | 2010-07-19 14:15:03 +0000 | [diff] [blame] | 6171 | for (i = 0; i < total_vecs; i++) { |
Michael Chan | 57851d8 | 2007-12-20 20:01:44 -0800 | [diff] [blame] | 6172 | bp->irq_tbl[i].vector = msix_ent[i].vector; |
Michael Chan | 6901031 | 2009-03-18 18:11:51 -0700 | [diff] [blame] | 6173 | snprintf(bp->irq_tbl[i].name, len, "%s-%d", dev->name, i); |
| 6174 | bp->irq_tbl[i].handler = bnx2_msi_1shot; |
| 6175 | } |
Michael Chan | 6d866ff | 2007-12-20 19:56:09 -0800 | [diff] [blame] | 6176 | } |
| 6177 | |
Ben Hutchings | 657d92f | 2010-09-27 08:25:16 +0000 | [diff] [blame] | 6178 | static int |
Michael Chan | 6d866ff | 2007-12-20 19:56:09 -0800 | [diff] [blame] | 6179 | bnx2_setup_int_mode(struct bnx2 *bp, int dis_msi) |
| 6180 | { |
Michael Chan | 5e9ad9e | 2008-06-19 16:43:17 -0700 | [diff] [blame] | 6181 | int cpus = num_online_cpus(); |
Benjamin Li | 706bf24 | 2008-07-18 17:55:11 -0700 | [diff] [blame] | 6182 | int msix_vecs = min(cpus + 1, RX_MAX_RINGS); |
Michael Chan | 5e9ad9e | 2008-06-19 16:43:17 -0700 | [diff] [blame] | 6183 | |
Michael Chan | 6d866ff | 2007-12-20 19:56:09 -0800 | [diff] [blame] | 6184 | bp->irq_tbl[0].handler = bnx2_interrupt; |
| 6185 | strcpy(bp->irq_tbl[0].name, bp->dev->name); |
Michael Chan | b4b3604 | 2007-12-20 19:59:30 -0800 | [diff] [blame] | 6186 | bp->irq_nvecs = 1; |
| 6187 | bp->irq_tbl[0].vector = bp->pdev->irq; |
Michael Chan | 6d866ff | 2007-12-20 19:56:09 -0800 | [diff] [blame] | 6188 | |
Michael Chan | 3d5f3a7 | 2010-07-03 20:42:15 +0000 | [diff] [blame] | 6189 | if ((bp->flags & BNX2_FLAG_MSIX_CAP) && !dis_msi) |
Michael Chan | 5e9ad9e | 2008-06-19 16:43:17 -0700 | [diff] [blame] | 6190 | bnx2_enable_msix(bp, msix_vecs); |
Michael Chan | b4b3604 | 2007-12-20 19:59:30 -0800 | [diff] [blame] | 6191 | |
David S. Miller | f86e82f | 2008-01-21 17:15:40 -0800 | [diff] [blame] | 6192 | if ((bp->flags & BNX2_FLAG_MSI_CAP) && !dis_msi && |
| 6193 | !(bp->flags & BNX2_FLAG_USING_MSIX)) { |
Michael Chan | 6d866ff | 2007-12-20 19:56:09 -0800 | [diff] [blame] | 6194 | if (pci_enable_msi(bp->pdev) == 0) { |
David S. Miller | f86e82f | 2008-01-21 17:15:40 -0800 | [diff] [blame] | 6195 | bp->flags |= BNX2_FLAG_USING_MSI; |
Michael Chan | 6d866ff | 2007-12-20 19:56:09 -0800 | [diff] [blame] | 6196 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
David S. Miller | f86e82f | 2008-01-21 17:15:40 -0800 | [diff] [blame] | 6197 | bp->flags |= BNX2_FLAG_ONE_SHOT_MSI; |
Michael Chan | 6d866ff | 2007-12-20 19:56:09 -0800 | [diff] [blame] | 6198 | bp->irq_tbl[0].handler = bnx2_msi_1shot; |
| 6199 | } else |
| 6200 | bp->irq_tbl[0].handler = bnx2_msi; |
Michael Chan | b4b3604 | 2007-12-20 19:59:30 -0800 | [diff] [blame] | 6201 | |
| 6202 | bp->irq_tbl[0].vector = bp->pdev->irq; |
Michael Chan | 6d866ff | 2007-12-20 19:56:09 -0800 | [diff] [blame] | 6203 | } |
| 6204 | } |
Benjamin Li | 706bf24 | 2008-07-18 17:55:11 -0700 | [diff] [blame] | 6205 | |
| 6206 | bp->num_tx_rings = rounddown_pow_of_two(bp->irq_nvecs); |
Ben Hutchings | 657d92f | 2010-09-27 08:25:16 +0000 | [diff] [blame] | 6207 | netif_set_real_num_tx_queues(bp->dev, bp->num_tx_rings); |
Benjamin Li | 706bf24 | 2008-07-18 17:55:11 -0700 | [diff] [blame] | 6208 | |
Michael Chan | 5e9ad9e | 2008-06-19 16:43:17 -0700 | [diff] [blame] | 6209 | bp->num_rx_rings = bp->irq_nvecs; |
Ben Hutchings | 657d92f | 2010-09-27 08:25:16 +0000 | [diff] [blame] | 6210 | return netif_set_real_num_rx_queues(bp->dev, bp->num_rx_rings); |
Michael Chan | 8e6a72c | 2007-05-03 13:24:48 -0700 | [diff] [blame] | 6211 | } |
| 6212 | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6213 | /* Called with rtnl_lock */ |
| 6214 | static int |
| 6215 | bnx2_open(struct net_device *dev) |
| 6216 | { |
Michael Chan | 972ec0d | 2006-01-23 16:12:43 -0800 | [diff] [blame] | 6217 | struct bnx2 *bp = netdev_priv(dev); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6218 | int rc; |
| 6219 | |
Michael Chan | 1b2f922 | 2007-05-03 13:20:19 -0700 | [diff] [blame] | 6220 | netif_carrier_off(dev); |
| 6221 | |
Pavel Machek | 829ca9a | 2005-09-03 15:56:56 -0700 | [diff] [blame] | 6222 | bnx2_set_power_state(bp, PCI_D0); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6223 | bnx2_disable_int(bp); |
| 6224 | |
Ben Hutchings | 657d92f | 2010-09-27 08:25:16 +0000 | [diff] [blame] | 6225 | rc = bnx2_setup_int_mode(bp, disable_msi); |
| 6226 | if (rc) |
| 6227 | goto open_err; |
Benjamin Li | 4327ba4 | 2010-03-23 13:13:11 +0000 | [diff] [blame] | 6228 | bnx2_init_napi(bp); |
Michael Chan | 35efa7c | 2007-12-20 19:56:37 -0800 | [diff] [blame] | 6229 | bnx2_napi_enable(bp); |
Michael Chan | 35e9010 | 2008-06-19 16:37:42 -0700 | [diff] [blame] | 6230 | rc = bnx2_alloc_mem(bp); |
Michael Chan | 2739a8b | 2008-06-19 16:44:10 -0700 | [diff] [blame] | 6231 | if (rc) |
| 6232 | goto open_err; |
Michael Chan | 35e9010 | 2008-06-19 16:37:42 -0700 | [diff] [blame] | 6233 | |
Michael Chan | 8e6a72c | 2007-05-03 13:24:48 -0700 | [diff] [blame] | 6234 | rc = bnx2_request_irq(bp); |
Michael Chan | 2739a8b | 2008-06-19 16:44:10 -0700 | [diff] [blame] | 6235 | if (rc) |
| 6236 | goto open_err; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6237 | |
Michael Chan | 9a120bc | 2008-05-16 22:17:45 -0700 | [diff] [blame] | 6238 | rc = bnx2_init_nic(bp, 1); |
Michael Chan | 2739a8b | 2008-06-19 16:44:10 -0700 | [diff] [blame] | 6239 | if (rc) |
| 6240 | goto open_err; |
Jeff Garzik | 6aa20a2 | 2006-09-13 13:24:59 -0400 | [diff] [blame] | 6241 | |
Michael Chan | cd339a0 | 2005-08-25 15:35:24 -0700 | [diff] [blame] | 6242 | mod_timer(&bp->timer, jiffies + bp->current_interval); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6243 | |
| 6244 | atomic_set(&bp->intr_sem, 0); |
| 6245 | |
Michael Chan | 354fcd7 | 2010-01-17 07:30:44 +0000 | [diff] [blame] | 6246 | memset(bp->temp_stats_blk, 0, sizeof(struct statistics_block)); |
| 6247 | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6248 | bnx2_enable_int(bp); |
| 6249 | |
David S. Miller | f86e82f | 2008-01-21 17:15:40 -0800 | [diff] [blame] | 6250 | if (bp->flags & BNX2_FLAG_USING_MSI) { |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6251 | /* Test MSI to make sure it is working |
| 6252 | * If MSI test fails, go back to INTx mode |
| 6253 | */ |
| 6254 | if (bnx2_test_intr(bp) != 0) { |
Joe Perches | 3a9c6a4 | 2010-02-17 15:01:51 +0000 | [diff] [blame] | 6255 | netdev_warn(bp->dev, "No interrupt was generated using MSI, switching to INTx mode. Please report this failure to the PCI maintainer and include system chipset information.\n"); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6256 | |
| 6257 | bnx2_disable_int(bp); |
Michael Chan | 8e6a72c | 2007-05-03 13:24:48 -0700 | [diff] [blame] | 6258 | bnx2_free_irq(bp); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6259 | |
Michael Chan | 6d866ff | 2007-12-20 19:56:09 -0800 | [diff] [blame] | 6260 | bnx2_setup_int_mode(bp, 1); |
| 6261 | |
Michael Chan | 9a120bc | 2008-05-16 22:17:45 -0700 | [diff] [blame] | 6262 | rc = bnx2_init_nic(bp, 0); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6263 | |
Michael Chan | 8e6a72c | 2007-05-03 13:24:48 -0700 | [diff] [blame] | 6264 | if (!rc) |
| 6265 | rc = bnx2_request_irq(bp); |
| 6266 | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6267 | if (rc) { |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6268 | del_timer_sync(&bp->timer); |
Michael Chan | 2739a8b | 2008-06-19 16:44:10 -0700 | [diff] [blame] | 6269 | goto open_err; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6270 | } |
| 6271 | bnx2_enable_int(bp); |
| 6272 | } |
| 6273 | } |
David S. Miller | f86e82f | 2008-01-21 17:15:40 -0800 | [diff] [blame] | 6274 | if (bp->flags & BNX2_FLAG_USING_MSI) |
Joe Perches | 3a9c6a4 | 2010-02-17 15:01:51 +0000 | [diff] [blame] | 6275 | netdev_info(dev, "using MSI\n"); |
David S. Miller | f86e82f | 2008-01-21 17:15:40 -0800 | [diff] [blame] | 6276 | else if (bp->flags & BNX2_FLAG_USING_MSIX) |
Joe Perches | 3a9c6a4 | 2010-02-17 15:01:51 +0000 | [diff] [blame] | 6277 | netdev_info(dev, "using MSIX\n"); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6278 | |
Benjamin Li | 706bf24 | 2008-07-18 17:55:11 -0700 | [diff] [blame] | 6279 | netif_tx_start_all_queues(dev); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6280 | |
| 6281 | return 0; |
Michael Chan | 2739a8b | 2008-06-19 16:44:10 -0700 | [diff] [blame] | 6282 | |
| 6283 | open_err: |
| 6284 | bnx2_napi_disable(bp); |
| 6285 | bnx2_free_skbs(bp); |
| 6286 | bnx2_free_irq(bp); |
| 6287 | bnx2_free_mem(bp); |
Michael Chan | f048fa9 | 2010-06-01 15:05:36 +0000 | [diff] [blame] | 6288 | bnx2_del_napi(bp); |
Michael Chan | 2739a8b | 2008-06-19 16:44:10 -0700 | [diff] [blame] | 6289 | return rc; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6290 | } |
| 6291 | |
| 6292 | static void |
David Howells | c402895 | 2006-11-22 14:57:56 +0000 | [diff] [blame] | 6293 | bnx2_reset_task(struct work_struct *work) |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6294 | { |
David Howells | c402895 | 2006-11-22 14:57:56 +0000 | [diff] [blame] | 6295 | struct bnx2 *bp = container_of(work, struct bnx2, reset_task); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6296 | |
Michael Chan | 51bf6bb | 2009-12-03 09:46:31 +0000 | [diff] [blame] | 6297 | rtnl_lock(); |
| 6298 | if (!netif_running(bp->dev)) { |
| 6299 | rtnl_unlock(); |
Michael Chan | afdc08b | 2005-08-25 15:34:29 -0700 | [diff] [blame] | 6300 | return; |
Michael Chan | 51bf6bb | 2009-12-03 09:46:31 +0000 | [diff] [blame] | 6301 | } |
Michael Chan | afdc08b | 2005-08-25 15:34:29 -0700 | [diff] [blame] | 6302 | |
Michael Chan | 212f993 | 2010-04-27 11:28:10 +0000 | [diff] [blame] | 6303 | bnx2_netif_stop(bp, true); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6304 | |
Michael Chan | 9a120bc | 2008-05-16 22:17:45 -0700 | [diff] [blame] | 6305 | bnx2_init_nic(bp, 1); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6306 | |
| 6307 | atomic_set(&bp->intr_sem, 1); |
Michael Chan | 212f993 | 2010-04-27 11:28:10 +0000 | [diff] [blame] | 6308 | bnx2_netif_start(bp, true); |
Michael Chan | 51bf6bb | 2009-12-03 09:46:31 +0000 | [diff] [blame] | 6309 | rtnl_unlock(); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6310 | } |
| 6311 | |
| 6312 | static void |
Michael Chan | 20175c5 | 2009-12-03 09:46:32 +0000 | [diff] [blame] | 6313 | bnx2_dump_state(struct bnx2 *bp) |
| 6314 | { |
| 6315 | struct net_device *dev = bp->dev; |
Michael Chan | 5804a8f | 2010-07-03 20:42:17 +0000 | [diff] [blame] | 6316 | u32 mcp_p0, mcp_p1, val1, val2; |
Michael Chan | 20175c5 | 2009-12-03 09:46:32 +0000 | [diff] [blame] | 6317 | |
Michael Chan | 5804a8f | 2010-07-03 20:42:17 +0000 | [diff] [blame] | 6318 | pci_read_config_dword(bp->pdev, PCI_COMMAND, &val1); |
| 6319 | netdev_err(dev, "DEBUG: intr_sem[%x] PCI_CMD[%08x]\n", |
| 6320 | atomic_read(&bp->intr_sem), val1); |
| 6321 | pci_read_config_dword(bp->pdev, bp->pm_cap + PCI_PM_CTRL, &val1); |
| 6322 | pci_read_config_dword(bp->pdev, BNX2_PCICFG_MISC_CONFIG, &val2); |
| 6323 | netdev_err(dev, "DEBUG: PCI_PM[%08x] PCI_MISC_CFG[%08x]\n", val1, val2); |
Eddie Wai | b98eba5 | 2010-05-17 17:32:56 -0700 | [diff] [blame] | 6324 | netdev_err(dev, "DEBUG: EMAC_TX_STATUS[%08x] EMAC_RX_STATUS[%08x]\n", |
Joe Perches | 3a9c6a4 | 2010-02-17 15:01:51 +0000 | [diff] [blame] | 6325 | REG_RD(bp, BNX2_EMAC_TX_STATUS), |
Eddie Wai | b98eba5 | 2010-05-17 17:32:56 -0700 | [diff] [blame] | 6326 | REG_RD(bp, BNX2_EMAC_RX_STATUS)); |
| 6327 | netdev_err(dev, "DEBUG: RPM_MGMT_PKT_CTRL[%08x]\n", |
Joe Perches | 3a9c6a4 | 2010-02-17 15:01:51 +0000 | [diff] [blame] | 6328 | REG_RD(bp, BNX2_RPM_MGMT_PKT_CTRL)); |
Eddie Wai | b98eba5 | 2010-05-17 17:32:56 -0700 | [diff] [blame] | 6329 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
| 6330 | mcp_p0 = BNX2_MCP_STATE_P0; |
| 6331 | mcp_p1 = BNX2_MCP_STATE_P1; |
| 6332 | } else { |
| 6333 | mcp_p0 = BNX2_MCP_STATE_P0_5708; |
| 6334 | mcp_p1 = BNX2_MCP_STATE_P1_5708; |
| 6335 | } |
Joe Perches | 3a9c6a4 | 2010-02-17 15:01:51 +0000 | [diff] [blame] | 6336 | netdev_err(dev, "DEBUG: MCP_STATE_P0[%08x] MCP_STATE_P1[%08x]\n", |
Eddie Wai | b98eba5 | 2010-05-17 17:32:56 -0700 | [diff] [blame] | 6337 | bnx2_reg_rd_ind(bp, mcp_p0), bnx2_reg_rd_ind(bp, mcp_p1)); |
Joe Perches | 3a9c6a4 | 2010-02-17 15:01:51 +0000 | [diff] [blame] | 6338 | netdev_err(dev, "DEBUG: HC_STATS_INTERRUPT_STATUS[%08x]\n", |
| 6339 | REG_RD(bp, BNX2_HC_STATS_INTERRUPT_STATUS)); |
Michael Chan | 20175c5 | 2009-12-03 09:46:32 +0000 | [diff] [blame] | 6340 | if (bp->flags & BNX2_FLAG_USING_MSIX) |
Joe Perches | 3a9c6a4 | 2010-02-17 15:01:51 +0000 | [diff] [blame] | 6341 | netdev_err(dev, "DEBUG: PBA[%08x]\n", |
| 6342 | REG_RD(bp, BNX2_PCI_GRC_WINDOW3_BASE)); |
Michael Chan | 20175c5 | 2009-12-03 09:46:32 +0000 | [diff] [blame] | 6343 | } |
| 6344 | |
| 6345 | static void |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6346 | bnx2_tx_timeout(struct net_device *dev) |
| 6347 | { |
Michael Chan | 972ec0d | 2006-01-23 16:12:43 -0800 | [diff] [blame] | 6348 | struct bnx2 *bp = netdev_priv(dev); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6349 | |
Michael Chan | 20175c5 | 2009-12-03 09:46:32 +0000 | [diff] [blame] | 6350 | bnx2_dump_state(bp); |
| 6351 | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6352 | /* This allows the netif to be shutdown gracefully before resetting */ |
| 6353 | schedule_work(&bp->reset_task); |
| 6354 | } |
| 6355 | |
Herbert Xu | 932ff27 | 2006-06-09 12:20:56 -0700 | [diff] [blame] | 6356 | /* Called with netif_tx_lock. |
Michael Chan | 2f8af12 | 2006-08-15 01:39:10 -0700 | [diff] [blame] | 6357 | * bnx2_tx_int() runs without netif_tx_lock unless it needs to call |
| 6358 | * netif_wake_queue(). |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6359 | */ |
Stephen Hemminger | 61357325 | 2009-08-31 19:50:58 +0000 | [diff] [blame] | 6360 | static netdev_tx_t |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6361 | bnx2_start_xmit(struct sk_buff *skb, struct net_device *dev) |
| 6362 | { |
Michael Chan | 972ec0d | 2006-01-23 16:12:43 -0800 | [diff] [blame] | 6363 | struct bnx2 *bp = netdev_priv(dev); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6364 | dma_addr_t mapping; |
| 6365 | struct tx_bd *txbd; |
Benjamin Li | 3d16af8 | 2008-10-09 12:26:41 -0700 | [diff] [blame] | 6366 | struct sw_tx_bd *tx_buf; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6367 | u32 len, vlan_tag_flags, last_frag, mss; |
| 6368 | u16 prod, ring_prod; |
| 6369 | int i; |
Benjamin Li | 706bf24 | 2008-07-18 17:55:11 -0700 | [diff] [blame] | 6370 | struct bnx2_napi *bnapi; |
| 6371 | struct bnx2_tx_ring_info *txr; |
| 6372 | struct netdev_queue *txq; |
| 6373 | |
| 6374 | /* Determine which tx ring we will be placed on */ |
| 6375 | i = skb_get_queue_mapping(skb); |
| 6376 | bnapi = &bp->bnx2_napi[i]; |
| 6377 | txr = &bnapi->tx_ring; |
| 6378 | txq = netdev_get_tx_queue(dev, i); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6379 | |
Michael Chan | 35e9010 | 2008-06-19 16:37:42 -0700 | [diff] [blame] | 6380 | if (unlikely(bnx2_tx_avail(bp, txr) < |
Michael Chan | a550c99 | 2007-12-20 19:56:59 -0800 | [diff] [blame] | 6381 | (skb_shinfo(skb)->nr_frags + 1))) { |
Benjamin Li | 706bf24 | 2008-07-18 17:55:11 -0700 | [diff] [blame] | 6382 | netif_tx_stop_queue(txq); |
Joe Perches | 3a9c6a4 | 2010-02-17 15:01:51 +0000 | [diff] [blame] | 6383 | netdev_err(dev, "BUG! Tx ring full when queue awake!\n"); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6384 | |
| 6385 | return NETDEV_TX_BUSY; |
| 6386 | } |
| 6387 | len = skb_headlen(skb); |
Michael Chan | 35e9010 | 2008-06-19 16:37:42 -0700 | [diff] [blame] | 6388 | prod = txr->tx_prod; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6389 | ring_prod = TX_RING_IDX(prod); |
| 6390 | |
| 6391 | vlan_tag_flags = 0; |
Patrick McHardy | 84fa793 | 2006-08-29 16:44:56 -0700 | [diff] [blame] | 6392 | if (skb->ip_summed == CHECKSUM_PARTIAL) { |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6393 | vlan_tag_flags |= TX_BD_FLAGS_TCP_UDP_CKSUM; |
| 6394 | } |
| 6395 | |
Jesse Gross | eab6d18 | 2010-10-20 13:56:03 +0000 | [diff] [blame] | 6396 | if (vlan_tx_tag_present(skb)) { |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6397 | vlan_tag_flags |= |
| 6398 | (TX_BD_FLAGS_VLAN_TAG | (vlan_tx_tag_get(skb) << 16)); |
| 6399 | } |
Jesse Gross | 7d0fd21 | 2010-10-20 13:56:09 +0000 | [diff] [blame] | 6400 | |
Michael Chan | fde8205 | 2007-05-03 17:23:35 -0700 | [diff] [blame] | 6401 | if ((mss = skb_shinfo(skb)->gso_size)) { |
Michael Chan | a1efb4b | 2008-10-09 12:24:39 -0700 | [diff] [blame] | 6402 | u32 tcp_opt_len; |
Arnaldo Carvalho de Melo | eddc9ec | 2007-04-20 22:47:35 -0700 | [diff] [blame] | 6403 | struct iphdr *iph; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6404 | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6405 | vlan_tag_flags |= TX_BD_FLAGS_SW_LSO; |
| 6406 | |
Michael Chan | 4666f87 | 2007-05-03 13:22:28 -0700 | [diff] [blame] | 6407 | tcp_opt_len = tcp_optlen(skb); |
Arnaldo Carvalho de Melo | ab6a5bb | 2007-03-18 17:43:48 -0700 | [diff] [blame] | 6408 | |
Michael Chan | 4666f87 | 2007-05-03 13:22:28 -0700 | [diff] [blame] | 6409 | if (skb_shinfo(skb)->gso_type & SKB_GSO_TCPV6) { |
| 6410 | u32 tcp_off = skb_transport_offset(skb) - |
| 6411 | sizeof(struct ipv6hdr) - ETH_HLEN; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6412 | |
Michael Chan | 4666f87 | 2007-05-03 13:22:28 -0700 | [diff] [blame] | 6413 | vlan_tag_flags |= ((tcp_opt_len >> 2) << 8) | |
| 6414 | TX_BD_FLAGS_SW_FLAGS; |
| 6415 | if (likely(tcp_off == 0)) |
| 6416 | vlan_tag_flags &= ~TX_BD_FLAGS_TCP6_OFF0_MSK; |
| 6417 | else { |
| 6418 | tcp_off >>= 3; |
| 6419 | vlan_tag_flags |= ((tcp_off & 0x3) << |
| 6420 | TX_BD_FLAGS_TCP6_OFF0_SHL) | |
| 6421 | ((tcp_off & 0x10) << |
| 6422 | TX_BD_FLAGS_TCP6_OFF4_SHL); |
| 6423 | mss |= (tcp_off & 0xc) << TX_BD_TCP6_OFF2_SHL; |
| 6424 | } |
| 6425 | } else { |
Michael Chan | 4666f87 | 2007-05-03 13:22:28 -0700 | [diff] [blame] | 6426 | iph = ip_hdr(skb); |
Michael Chan | 4666f87 | 2007-05-03 13:22:28 -0700 | [diff] [blame] | 6427 | if (tcp_opt_len || (iph->ihl > 5)) { |
| 6428 | vlan_tag_flags |= ((iph->ihl - 5) + |
| 6429 | (tcp_opt_len >> 2)) << 8; |
| 6430 | } |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6431 | } |
Michael Chan | 4666f87 | 2007-05-03 13:22:28 -0700 | [diff] [blame] | 6432 | } else |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6433 | mss = 0; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6434 | |
Stanislaw Gruszka | 36227e8 | 2010-07-15 04:25:50 +0000 | [diff] [blame] | 6435 | mapping = dma_map_single(&bp->pdev->dev, skb->data, len, PCI_DMA_TODEVICE); |
| 6436 | if (dma_mapping_error(&bp->pdev->dev, mapping)) { |
Benjamin Li | 3d16af8 | 2008-10-09 12:26:41 -0700 | [diff] [blame] | 6437 | dev_kfree_skb(skb); |
| 6438 | return NETDEV_TX_OK; |
| 6439 | } |
| 6440 | |
Michael Chan | 35e9010 | 2008-06-19 16:37:42 -0700 | [diff] [blame] | 6441 | tx_buf = &txr->tx_buf_ring[ring_prod]; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6442 | tx_buf->skb = skb; |
FUJITA Tomonori | 1a4ccc2 | 2010-04-01 16:56:57 +0000 | [diff] [blame] | 6443 | dma_unmap_addr_set(tx_buf, mapping, mapping); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6444 | |
Michael Chan | 35e9010 | 2008-06-19 16:37:42 -0700 | [diff] [blame] | 6445 | txbd = &txr->tx_desc_ring[ring_prod]; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6446 | |
| 6447 | txbd->tx_bd_haddr_hi = (u64) mapping >> 32; |
| 6448 | txbd->tx_bd_haddr_lo = (u64) mapping & 0xffffffff; |
| 6449 | txbd->tx_bd_mss_nbytes = len | (mss << 16); |
| 6450 | txbd->tx_bd_vlan_tag_flags = vlan_tag_flags | TX_BD_FLAGS_START; |
| 6451 | |
| 6452 | last_frag = skb_shinfo(skb)->nr_frags; |
Eric Dumazet | d62fda0 | 2009-05-12 20:48:02 +0000 | [diff] [blame] | 6453 | tx_buf->nr_frags = last_frag; |
| 6454 | tx_buf->is_gso = skb_is_gso(skb); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6455 | |
| 6456 | for (i = 0; i < last_frag; i++) { |
| 6457 | skb_frag_t *frag = &skb_shinfo(skb)->frags[i]; |
| 6458 | |
| 6459 | prod = NEXT_TX_BD(prod); |
| 6460 | ring_prod = TX_RING_IDX(prod); |
Michael Chan | 35e9010 | 2008-06-19 16:37:42 -0700 | [diff] [blame] | 6461 | txbd = &txr->tx_desc_ring[ring_prod]; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6462 | |
| 6463 | len = frag->size; |
Stanislaw Gruszka | 36227e8 | 2010-07-15 04:25:50 +0000 | [diff] [blame] | 6464 | mapping = dma_map_page(&bp->pdev->dev, frag->page, frag->page_offset, |
| 6465 | len, PCI_DMA_TODEVICE); |
| 6466 | if (dma_mapping_error(&bp->pdev->dev, mapping)) |
Alexander Duyck | e95524a | 2009-12-02 16:47:57 +0000 | [diff] [blame] | 6467 | goto dma_error; |
FUJITA Tomonori | 1a4ccc2 | 2010-04-01 16:56:57 +0000 | [diff] [blame] | 6468 | dma_unmap_addr_set(&txr->tx_buf_ring[ring_prod], mapping, |
Alexander Duyck | e95524a | 2009-12-02 16:47:57 +0000 | [diff] [blame] | 6469 | mapping); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6470 | |
| 6471 | txbd->tx_bd_haddr_hi = (u64) mapping >> 32; |
| 6472 | txbd->tx_bd_haddr_lo = (u64) mapping & 0xffffffff; |
| 6473 | txbd->tx_bd_mss_nbytes = len | (mss << 16); |
| 6474 | txbd->tx_bd_vlan_tag_flags = vlan_tag_flags; |
| 6475 | |
| 6476 | } |
| 6477 | txbd->tx_bd_vlan_tag_flags |= TX_BD_FLAGS_END; |
| 6478 | |
| 6479 | prod = NEXT_TX_BD(prod); |
Michael Chan | 35e9010 | 2008-06-19 16:37:42 -0700 | [diff] [blame] | 6480 | txr->tx_prod_bseq += skb->len; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6481 | |
Michael Chan | 35e9010 | 2008-06-19 16:37:42 -0700 | [diff] [blame] | 6482 | REG_WR16(bp, txr->tx_bidx_addr, prod); |
| 6483 | REG_WR(bp, txr->tx_bseq_addr, txr->tx_prod_bseq); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6484 | |
| 6485 | mmiowb(); |
| 6486 | |
Michael Chan | 35e9010 | 2008-06-19 16:37:42 -0700 | [diff] [blame] | 6487 | txr->tx_prod = prod; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6488 | |
Michael Chan | 35e9010 | 2008-06-19 16:37:42 -0700 | [diff] [blame] | 6489 | if (unlikely(bnx2_tx_avail(bp, txr) <= MAX_SKB_FRAGS)) { |
Benjamin Li | 706bf24 | 2008-07-18 17:55:11 -0700 | [diff] [blame] | 6490 | netif_tx_stop_queue(txq); |
Michael Chan | 11848b96 | 2010-07-19 14:15:04 +0000 | [diff] [blame] | 6491 | |
| 6492 | /* netif_tx_stop_queue() must be done before checking |
| 6493 | * tx index in bnx2_tx_avail() below, because in |
| 6494 | * bnx2_tx_int(), we update tx index before checking for |
| 6495 | * netif_tx_queue_stopped(). |
| 6496 | */ |
| 6497 | smp_mb(); |
Michael Chan | 35e9010 | 2008-06-19 16:37:42 -0700 | [diff] [blame] | 6498 | if (bnx2_tx_avail(bp, txr) > bp->tx_wake_thresh) |
Benjamin Li | 706bf24 | 2008-07-18 17:55:11 -0700 | [diff] [blame] | 6499 | netif_tx_wake_queue(txq); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6500 | } |
| 6501 | |
| 6502 | return NETDEV_TX_OK; |
Alexander Duyck | e95524a | 2009-12-02 16:47:57 +0000 | [diff] [blame] | 6503 | dma_error: |
| 6504 | /* save value of frag that failed */ |
| 6505 | last_frag = i; |
| 6506 | |
| 6507 | /* start back at beginning and unmap skb */ |
| 6508 | prod = txr->tx_prod; |
| 6509 | ring_prod = TX_RING_IDX(prod); |
| 6510 | tx_buf = &txr->tx_buf_ring[ring_prod]; |
| 6511 | tx_buf->skb = NULL; |
Stanislaw Gruszka | 36227e8 | 2010-07-15 04:25:50 +0000 | [diff] [blame] | 6512 | dma_unmap_single(&bp->pdev->dev, dma_unmap_addr(tx_buf, mapping), |
Alexander Duyck | e95524a | 2009-12-02 16:47:57 +0000 | [diff] [blame] | 6513 | skb_headlen(skb), PCI_DMA_TODEVICE); |
| 6514 | |
| 6515 | /* unmap remaining mapped pages */ |
| 6516 | for (i = 0; i < last_frag; i++) { |
| 6517 | prod = NEXT_TX_BD(prod); |
| 6518 | ring_prod = TX_RING_IDX(prod); |
| 6519 | tx_buf = &txr->tx_buf_ring[ring_prod]; |
Stanislaw Gruszka | 36227e8 | 2010-07-15 04:25:50 +0000 | [diff] [blame] | 6520 | dma_unmap_page(&bp->pdev->dev, dma_unmap_addr(tx_buf, mapping), |
Alexander Duyck | e95524a | 2009-12-02 16:47:57 +0000 | [diff] [blame] | 6521 | skb_shinfo(skb)->frags[i].size, |
| 6522 | PCI_DMA_TODEVICE); |
| 6523 | } |
| 6524 | |
| 6525 | dev_kfree_skb(skb); |
| 6526 | return NETDEV_TX_OK; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6527 | } |
| 6528 | |
| 6529 | /* Called with rtnl_lock */ |
| 6530 | static int |
| 6531 | bnx2_close(struct net_device *dev) |
| 6532 | { |
Michael Chan | 972ec0d | 2006-01-23 16:12:43 -0800 | [diff] [blame] | 6533 | struct bnx2 *bp = netdev_priv(dev); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6534 | |
David S. Miller | 4bb073c | 2008-06-12 02:22:02 -0700 | [diff] [blame] | 6535 | cancel_work_sync(&bp->reset_task); |
Michael Chan | afdc08b | 2005-08-25 15:34:29 -0700 | [diff] [blame] | 6536 | |
Stephen Hemminger | bea3348 | 2007-10-03 16:41:36 -0700 | [diff] [blame] | 6537 | bnx2_disable_int_sync(bp); |
Michael Chan | 35efa7c | 2007-12-20 19:56:37 -0800 | [diff] [blame] | 6538 | bnx2_napi_disable(bp); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6539 | del_timer_sync(&bp->timer); |
Michael Chan | 74bf4ba | 2008-10-09 12:21:08 -0700 | [diff] [blame] | 6540 | bnx2_shutdown_chip(bp); |
Michael Chan | 8e6a72c | 2007-05-03 13:24:48 -0700 | [diff] [blame] | 6541 | bnx2_free_irq(bp); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6542 | bnx2_free_skbs(bp); |
| 6543 | bnx2_free_mem(bp); |
Michael Chan | f048fa9 | 2010-06-01 15:05:36 +0000 | [diff] [blame] | 6544 | bnx2_del_napi(bp); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6545 | bp->link_up = 0; |
| 6546 | netif_carrier_off(bp->dev); |
Pavel Machek | 829ca9a | 2005-09-03 15:56:56 -0700 | [diff] [blame] | 6547 | bnx2_set_power_state(bp, PCI_D3hot); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6548 | return 0; |
| 6549 | } |
| 6550 | |
Michael Chan | 354fcd7 | 2010-01-17 07:30:44 +0000 | [diff] [blame] | 6551 | static void |
| 6552 | bnx2_save_stats(struct bnx2 *bp) |
| 6553 | { |
| 6554 | u32 *hw_stats = (u32 *) bp->stats_blk; |
| 6555 | u32 *temp_stats = (u32 *) bp->temp_stats_blk; |
| 6556 | int i; |
| 6557 | |
| 6558 | /* The 1st 10 counters are 64-bit counters */ |
| 6559 | for (i = 0; i < 20; i += 2) { |
| 6560 | u32 hi; |
| 6561 | u64 lo; |
| 6562 | |
Patrick Rabau | c9885fe | 2010-02-15 19:42:11 +0000 | [diff] [blame] | 6563 | hi = temp_stats[i] + hw_stats[i]; |
| 6564 | lo = (u64) temp_stats[i + 1] + (u64) hw_stats[i + 1]; |
Michael Chan | 354fcd7 | 2010-01-17 07:30:44 +0000 | [diff] [blame] | 6565 | if (lo > 0xffffffff) |
| 6566 | hi++; |
Patrick Rabau | c9885fe | 2010-02-15 19:42:11 +0000 | [diff] [blame] | 6567 | temp_stats[i] = hi; |
| 6568 | temp_stats[i + 1] = lo & 0xffffffff; |
Michael Chan | 354fcd7 | 2010-01-17 07:30:44 +0000 | [diff] [blame] | 6569 | } |
| 6570 | |
| 6571 | for ( ; i < sizeof(struct statistics_block) / 4; i++) |
Patrick Rabau | c9885fe | 2010-02-15 19:42:11 +0000 | [diff] [blame] | 6572 | temp_stats[i] += hw_stats[i]; |
Michael Chan | 354fcd7 | 2010-01-17 07:30:44 +0000 | [diff] [blame] | 6573 | } |
| 6574 | |
Eric Dumazet | 5d07bf2 | 2010-07-08 04:08:43 +0000 | [diff] [blame] | 6575 | #define GET_64BIT_NET_STATS64(ctr) \ |
| 6576 | (((u64) (ctr##_hi) << 32) + (u64) (ctr##_lo)) |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6577 | |
Michael Chan | a474305 | 2010-01-17 07:30:43 +0000 | [diff] [blame] | 6578 | #define GET_64BIT_NET_STATS(ctr) \ |
Michael Chan | 354fcd7 | 2010-01-17 07:30:44 +0000 | [diff] [blame] | 6579 | GET_64BIT_NET_STATS64(bp->stats_blk->ctr) + \ |
| 6580 | GET_64BIT_NET_STATS64(bp->temp_stats_blk->ctr) |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6581 | |
Michael Chan | a474305 | 2010-01-17 07:30:43 +0000 | [diff] [blame] | 6582 | #define GET_32BIT_NET_STATS(ctr) \ |
Michael Chan | 354fcd7 | 2010-01-17 07:30:44 +0000 | [diff] [blame] | 6583 | (unsigned long) (bp->stats_blk->ctr + \ |
| 6584 | bp->temp_stats_blk->ctr) |
Michael Chan | a474305 | 2010-01-17 07:30:43 +0000 | [diff] [blame] | 6585 | |
Eric Dumazet | 5d07bf2 | 2010-07-08 04:08:43 +0000 | [diff] [blame] | 6586 | static struct rtnl_link_stats64 * |
| 6587 | bnx2_get_stats64(struct net_device *dev, struct rtnl_link_stats64 *net_stats) |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6588 | { |
Michael Chan | 972ec0d | 2006-01-23 16:12:43 -0800 | [diff] [blame] | 6589 | struct bnx2 *bp = netdev_priv(dev); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6590 | |
Eric Dumazet | 5d07bf2 | 2010-07-08 04:08:43 +0000 | [diff] [blame] | 6591 | if (bp->stats_blk == NULL) |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6592 | return net_stats; |
Eric Dumazet | 5d07bf2 | 2010-07-08 04:08:43 +0000 | [diff] [blame] | 6593 | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6594 | net_stats->rx_packets = |
Michael Chan | a474305 | 2010-01-17 07:30:43 +0000 | [diff] [blame] | 6595 | GET_64BIT_NET_STATS(stat_IfHCInUcastPkts) + |
| 6596 | GET_64BIT_NET_STATS(stat_IfHCInMulticastPkts) + |
| 6597 | GET_64BIT_NET_STATS(stat_IfHCInBroadcastPkts); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6598 | |
| 6599 | net_stats->tx_packets = |
Michael Chan | a474305 | 2010-01-17 07:30:43 +0000 | [diff] [blame] | 6600 | GET_64BIT_NET_STATS(stat_IfHCOutUcastPkts) + |
| 6601 | GET_64BIT_NET_STATS(stat_IfHCOutMulticastPkts) + |
| 6602 | GET_64BIT_NET_STATS(stat_IfHCOutBroadcastPkts); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6603 | |
| 6604 | net_stats->rx_bytes = |
Michael Chan | a474305 | 2010-01-17 07:30:43 +0000 | [diff] [blame] | 6605 | GET_64BIT_NET_STATS(stat_IfHCInOctets); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6606 | |
| 6607 | net_stats->tx_bytes = |
Michael Chan | a474305 | 2010-01-17 07:30:43 +0000 | [diff] [blame] | 6608 | GET_64BIT_NET_STATS(stat_IfHCOutOctets); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6609 | |
Jeff Garzik | 6aa20a2 | 2006-09-13 13:24:59 -0400 | [diff] [blame] | 6610 | net_stats->multicast = |
Michael Chan | 6fdae99 | 2010-07-19 14:15:02 +0000 | [diff] [blame] | 6611 | GET_64BIT_NET_STATS(stat_IfHCInMulticastPkts); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6612 | |
Jeff Garzik | 6aa20a2 | 2006-09-13 13:24:59 -0400 | [diff] [blame] | 6613 | net_stats->collisions = |
Michael Chan | a474305 | 2010-01-17 07:30:43 +0000 | [diff] [blame] | 6614 | GET_32BIT_NET_STATS(stat_EtherStatsCollisions); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6615 | |
Jeff Garzik | 6aa20a2 | 2006-09-13 13:24:59 -0400 | [diff] [blame] | 6616 | net_stats->rx_length_errors = |
Michael Chan | a474305 | 2010-01-17 07:30:43 +0000 | [diff] [blame] | 6617 | GET_32BIT_NET_STATS(stat_EtherStatsUndersizePkts) + |
| 6618 | GET_32BIT_NET_STATS(stat_EtherStatsOverrsizePkts); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6619 | |
Jeff Garzik | 6aa20a2 | 2006-09-13 13:24:59 -0400 | [diff] [blame] | 6620 | net_stats->rx_over_errors = |
Michael Chan | a474305 | 2010-01-17 07:30:43 +0000 | [diff] [blame] | 6621 | GET_32BIT_NET_STATS(stat_IfInFTQDiscards) + |
| 6622 | GET_32BIT_NET_STATS(stat_IfInMBUFDiscards); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6623 | |
Jeff Garzik | 6aa20a2 | 2006-09-13 13:24:59 -0400 | [diff] [blame] | 6624 | net_stats->rx_frame_errors = |
Michael Chan | a474305 | 2010-01-17 07:30:43 +0000 | [diff] [blame] | 6625 | GET_32BIT_NET_STATS(stat_Dot3StatsAlignmentErrors); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6626 | |
Jeff Garzik | 6aa20a2 | 2006-09-13 13:24:59 -0400 | [diff] [blame] | 6627 | net_stats->rx_crc_errors = |
Michael Chan | a474305 | 2010-01-17 07:30:43 +0000 | [diff] [blame] | 6628 | GET_32BIT_NET_STATS(stat_Dot3StatsFCSErrors); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6629 | |
| 6630 | net_stats->rx_errors = net_stats->rx_length_errors + |
| 6631 | net_stats->rx_over_errors + net_stats->rx_frame_errors + |
| 6632 | net_stats->rx_crc_errors; |
| 6633 | |
| 6634 | net_stats->tx_aborted_errors = |
Michael Chan | a474305 | 2010-01-17 07:30:43 +0000 | [diff] [blame] | 6635 | GET_32BIT_NET_STATS(stat_Dot3StatsExcessiveCollisions) + |
| 6636 | GET_32BIT_NET_STATS(stat_Dot3StatsLateCollisions); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6637 | |
Michael Chan | 5b0c76a | 2005-11-04 08:45:49 -0800 | [diff] [blame] | 6638 | if ((CHIP_NUM(bp) == CHIP_NUM_5706) || |
| 6639 | (CHIP_ID(bp) == CHIP_ID_5708_A0)) |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6640 | net_stats->tx_carrier_errors = 0; |
| 6641 | else { |
| 6642 | net_stats->tx_carrier_errors = |
Michael Chan | a474305 | 2010-01-17 07:30:43 +0000 | [diff] [blame] | 6643 | GET_32BIT_NET_STATS(stat_Dot3StatsCarrierSenseErrors); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6644 | } |
| 6645 | |
| 6646 | net_stats->tx_errors = |
Michael Chan | a474305 | 2010-01-17 07:30:43 +0000 | [diff] [blame] | 6647 | GET_32BIT_NET_STATS(stat_emac_tx_stat_dot3statsinternalmactransmiterrors) + |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6648 | net_stats->tx_aborted_errors + |
| 6649 | net_stats->tx_carrier_errors; |
| 6650 | |
Michael Chan | cea94db | 2006-06-12 22:16:13 -0700 | [diff] [blame] | 6651 | net_stats->rx_missed_errors = |
Michael Chan | a474305 | 2010-01-17 07:30:43 +0000 | [diff] [blame] | 6652 | GET_32BIT_NET_STATS(stat_IfInFTQDiscards) + |
| 6653 | GET_32BIT_NET_STATS(stat_IfInMBUFDiscards) + |
| 6654 | GET_32BIT_NET_STATS(stat_FwRxDrop); |
Michael Chan | cea94db | 2006-06-12 22:16:13 -0700 | [diff] [blame] | 6655 | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6656 | return net_stats; |
| 6657 | } |
| 6658 | |
| 6659 | /* All ethtool functions called with rtnl_lock */ |
| 6660 | |
| 6661 | static int |
| 6662 | bnx2_get_settings(struct net_device *dev, struct ethtool_cmd *cmd) |
| 6663 | { |
Michael Chan | 972ec0d | 2006-01-23 16:12:43 -0800 | [diff] [blame] | 6664 | struct bnx2 *bp = netdev_priv(dev); |
Michael Chan | 7b6b834 | 2007-07-07 22:50:15 -0700 | [diff] [blame] | 6665 | int support_serdes = 0, support_copper = 0; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6666 | |
| 6667 | cmd->supported = SUPPORTED_Autoneg; |
Michael Chan | 583c28e | 2008-01-21 19:51:35 -0800 | [diff] [blame] | 6668 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) { |
Michael Chan | 7b6b834 | 2007-07-07 22:50:15 -0700 | [diff] [blame] | 6669 | support_serdes = 1; |
| 6670 | support_copper = 1; |
| 6671 | } else if (bp->phy_port == PORT_FIBRE) |
| 6672 | support_serdes = 1; |
| 6673 | else |
| 6674 | support_copper = 1; |
| 6675 | |
| 6676 | if (support_serdes) { |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6677 | cmd->supported |= SUPPORTED_1000baseT_Full | |
| 6678 | SUPPORTED_FIBRE; |
Michael Chan | 583c28e | 2008-01-21 19:51:35 -0800 | [diff] [blame] | 6679 | if (bp->phy_flags & BNX2_PHY_FLAG_2_5G_CAPABLE) |
Michael Chan | 605a9e2 | 2007-05-03 13:23:13 -0700 | [diff] [blame] | 6680 | cmd->supported |= SUPPORTED_2500baseX_Full; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6681 | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6682 | } |
Michael Chan | 7b6b834 | 2007-07-07 22:50:15 -0700 | [diff] [blame] | 6683 | if (support_copper) { |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6684 | cmd->supported |= SUPPORTED_10baseT_Half | |
| 6685 | SUPPORTED_10baseT_Full | |
| 6686 | SUPPORTED_100baseT_Half | |
| 6687 | SUPPORTED_100baseT_Full | |
| 6688 | SUPPORTED_1000baseT_Full | |
| 6689 | SUPPORTED_TP; |
| 6690 | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6691 | } |
| 6692 | |
Michael Chan | 7b6b834 | 2007-07-07 22:50:15 -0700 | [diff] [blame] | 6693 | spin_lock_bh(&bp->phy_lock); |
| 6694 | cmd->port = bp->phy_port; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6695 | cmd->advertising = bp->advertising; |
| 6696 | |
| 6697 | if (bp->autoneg & AUTONEG_SPEED) { |
| 6698 | cmd->autoneg = AUTONEG_ENABLE; |
| 6699 | } |
| 6700 | else { |
| 6701 | cmd->autoneg = AUTONEG_DISABLE; |
| 6702 | } |
| 6703 | |
| 6704 | if (netif_carrier_ok(dev)) { |
| 6705 | cmd->speed = bp->line_speed; |
| 6706 | cmd->duplex = bp->duplex; |
| 6707 | } |
| 6708 | else { |
| 6709 | cmd->speed = -1; |
| 6710 | cmd->duplex = -1; |
| 6711 | } |
Michael Chan | 7b6b834 | 2007-07-07 22:50:15 -0700 | [diff] [blame] | 6712 | spin_unlock_bh(&bp->phy_lock); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6713 | |
| 6714 | cmd->transceiver = XCVR_INTERNAL; |
| 6715 | cmd->phy_address = bp->phy_addr; |
| 6716 | |
| 6717 | return 0; |
| 6718 | } |
Jeff Garzik | 6aa20a2 | 2006-09-13 13:24:59 -0400 | [diff] [blame] | 6719 | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6720 | static int |
| 6721 | bnx2_set_settings(struct net_device *dev, struct ethtool_cmd *cmd) |
| 6722 | { |
Michael Chan | 972ec0d | 2006-01-23 16:12:43 -0800 | [diff] [blame] | 6723 | struct bnx2 *bp = netdev_priv(dev); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6724 | u8 autoneg = bp->autoneg; |
| 6725 | u8 req_duplex = bp->req_duplex; |
| 6726 | u16 req_line_speed = bp->req_line_speed; |
| 6727 | u32 advertising = bp->advertising; |
Michael Chan | 7b6b834 | 2007-07-07 22:50:15 -0700 | [diff] [blame] | 6728 | int err = -EINVAL; |
| 6729 | |
| 6730 | spin_lock_bh(&bp->phy_lock); |
| 6731 | |
| 6732 | if (cmd->port != PORT_TP && cmd->port != PORT_FIBRE) |
| 6733 | goto err_out_unlock; |
| 6734 | |
Michael Chan | 583c28e | 2008-01-21 19:51:35 -0800 | [diff] [blame] | 6735 | if (cmd->port != bp->phy_port && |
| 6736 | !(bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP)) |
Michael Chan | 7b6b834 | 2007-07-07 22:50:15 -0700 | [diff] [blame] | 6737 | goto err_out_unlock; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6738 | |
Michael Chan | d6b1448 | 2008-07-14 22:37:21 -0700 | [diff] [blame] | 6739 | /* If device is down, we can store the settings only if the user |
| 6740 | * is setting the currently active port. |
| 6741 | */ |
| 6742 | if (!netif_running(dev) && cmd->port != bp->phy_port) |
| 6743 | goto err_out_unlock; |
| 6744 | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6745 | if (cmd->autoneg == AUTONEG_ENABLE) { |
| 6746 | autoneg |= AUTONEG_SPEED; |
| 6747 | |
Michael Chan | beb499a | 2010-02-15 19:42:10 +0000 | [diff] [blame] | 6748 | advertising = cmd->advertising; |
| 6749 | if (cmd->port == PORT_TP) { |
| 6750 | advertising &= ETHTOOL_ALL_COPPER_SPEED; |
| 6751 | if (!advertising) |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6752 | advertising = ETHTOOL_ALL_COPPER_SPEED; |
Michael Chan | beb499a | 2010-02-15 19:42:10 +0000 | [diff] [blame] | 6753 | } else { |
| 6754 | advertising &= ETHTOOL_ALL_FIBRE_SPEED; |
| 6755 | if (!advertising) |
| 6756 | advertising = ETHTOOL_ALL_FIBRE_SPEED; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6757 | } |
| 6758 | advertising |= ADVERTISED_Autoneg; |
| 6759 | } |
| 6760 | else { |
Michael Chan | 7b6b834 | 2007-07-07 22:50:15 -0700 | [diff] [blame] | 6761 | if (cmd->port == PORT_FIBRE) { |
Michael Chan | 80be443 | 2006-11-19 14:07:28 -0800 | [diff] [blame] | 6762 | if ((cmd->speed != SPEED_1000 && |
| 6763 | cmd->speed != SPEED_2500) || |
| 6764 | (cmd->duplex != DUPLEX_FULL)) |
Michael Chan | 7b6b834 | 2007-07-07 22:50:15 -0700 | [diff] [blame] | 6765 | goto err_out_unlock; |
Michael Chan | 80be443 | 2006-11-19 14:07:28 -0800 | [diff] [blame] | 6766 | |
| 6767 | if (cmd->speed == SPEED_2500 && |
Michael Chan | 583c28e | 2008-01-21 19:51:35 -0800 | [diff] [blame] | 6768 | !(bp->phy_flags & BNX2_PHY_FLAG_2_5G_CAPABLE)) |
Michael Chan | 7b6b834 | 2007-07-07 22:50:15 -0700 | [diff] [blame] | 6769 | goto err_out_unlock; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6770 | } |
Michael Chan | 7b6b834 | 2007-07-07 22:50:15 -0700 | [diff] [blame] | 6771 | else if (cmd->speed == SPEED_1000 || cmd->speed == SPEED_2500) |
| 6772 | goto err_out_unlock; |
| 6773 | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6774 | autoneg &= ~AUTONEG_SPEED; |
| 6775 | req_line_speed = cmd->speed; |
| 6776 | req_duplex = cmd->duplex; |
| 6777 | advertising = 0; |
| 6778 | } |
| 6779 | |
| 6780 | bp->autoneg = autoneg; |
| 6781 | bp->advertising = advertising; |
| 6782 | bp->req_line_speed = req_line_speed; |
| 6783 | bp->req_duplex = req_duplex; |
| 6784 | |
Michael Chan | d6b1448 | 2008-07-14 22:37:21 -0700 | [diff] [blame] | 6785 | err = 0; |
| 6786 | /* If device is down, the new settings will be picked up when it is |
| 6787 | * brought up. |
| 6788 | */ |
| 6789 | if (netif_running(dev)) |
| 6790 | err = bnx2_setup_phy(bp, cmd->port); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6791 | |
Michael Chan | 7b6b834 | 2007-07-07 22:50:15 -0700 | [diff] [blame] | 6792 | err_out_unlock: |
Michael Chan | c770a65 | 2005-08-25 15:38:39 -0700 | [diff] [blame] | 6793 | spin_unlock_bh(&bp->phy_lock); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6794 | |
Michael Chan | 7b6b834 | 2007-07-07 22:50:15 -0700 | [diff] [blame] | 6795 | return err; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6796 | } |
| 6797 | |
| 6798 | static void |
| 6799 | bnx2_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *info) |
| 6800 | { |
Michael Chan | 972ec0d | 2006-01-23 16:12:43 -0800 | [diff] [blame] | 6801 | struct bnx2 *bp = netdev_priv(dev); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6802 | |
| 6803 | strcpy(info->driver, DRV_MODULE_NAME); |
| 6804 | strcpy(info->version, DRV_MODULE_VERSION); |
| 6805 | strcpy(info->bus_info, pci_name(bp->pdev)); |
Michael Chan | 58fc2ea | 2007-07-07 22:52:02 -0700 | [diff] [blame] | 6806 | strcpy(info->fw_version, bp->fw_version); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6807 | } |
| 6808 | |
Michael Chan | 244ac4f | 2006-03-20 17:48:46 -0800 | [diff] [blame] | 6809 | #define BNX2_REGDUMP_LEN (32 * 1024) |
| 6810 | |
| 6811 | static int |
| 6812 | bnx2_get_regs_len(struct net_device *dev) |
| 6813 | { |
| 6814 | return BNX2_REGDUMP_LEN; |
| 6815 | } |
| 6816 | |
| 6817 | static void |
| 6818 | bnx2_get_regs(struct net_device *dev, struct ethtool_regs *regs, void *_p) |
| 6819 | { |
| 6820 | u32 *p = _p, i, offset; |
| 6821 | u8 *orig_p = _p; |
| 6822 | struct bnx2 *bp = netdev_priv(dev); |
Joe Perches | b6bc765 | 2010-12-21 02:16:08 -0800 | [diff] [blame] | 6823 | static const u32 reg_boundaries[] = { |
| 6824 | 0x0000, 0x0098, 0x0400, 0x045c, |
| 6825 | 0x0800, 0x0880, 0x0c00, 0x0c10, |
| 6826 | 0x0c30, 0x0d08, 0x1000, 0x101c, |
| 6827 | 0x1040, 0x1048, 0x1080, 0x10a4, |
| 6828 | 0x1400, 0x1490, 0x1498, 0x14f0, |
| 6829 | 0x1500, 0x155c, 0x1580, 0x15dc, |
| 6830 | 0x1600, 0x1658, 0x1680, 0x16d8, |
| 6831 | 0x1800, 0x1820, 0x1840, 0x1854, |
| 6832 | 0x1880, 0x1894, 0x1900, 0x1984, |
| 6833 | 0x1c00, 0x1c0c, 0x1c40, 0x1c54, |
| 6834 | 0x1c80, 0x1c94, 0x1d00, 0x1d84, |
| 6835 | 0x2000, 0x2030, 0x23c0, 0x2400, |
| 6836 | 0x2800, 0x2820, 0x2830, 0x2850, |
| 6837 | 0x2b40, 0x2c10, 0x2fc0, 0x3058, |
| 6838 | 0x3c00, 0x3c94, 0x4000, 0x4010, |
| 6839 | 0x4080, 0x4090, 0x43c0, 0x4458, |
| 6840 | 0x4c00, 0x4c18, 0x4c40, 0x4c54, |
| 6841 | 0x4fc0, 0x5010, 0x53c0, 0x5444, |
| 6842 | 0x5c00, 0x5c18, 0x5c80, 0x5c90, |
| 6843 | 0x5fc0, 0x6000, 0x6400, 0x6428, |
| 6844 | 0x6800, 0x6848, 0x684c, 0x6860, |
| 6845 | 0x6888, 0x6910, 0x8000 |
| 6846 | }; |
Michael Chan | 244ac4f | 2006-03-20 17:48:46 -0800 | [diff] [blame] | 6847 | |
| 6848 | regs->version = 0; |
| 6849 | |
| 6850 | memset(p, 0, BNX2_REGDUMP_LEN); |
| 6851 | |
| 6852 | if (!netif_running(bp->dev)) |
| 6853 | return; |
| 6854 | |
| 6855 | i = 0; |
| 6856 | offset = reg_boundaries[0]; |
| 6857 | p += offset; |
| 6858 | while (offset < BNX2_REGDUMP_LEN) { |
| 6859 | *p++ = REG_RD(bp, offset); |
| 6860 | offset += 4; |
| 6861 | if (offset == reg_boundaries[i + 1]) { |
| 6862 | offset = reg_boundaries[i + 2]; |
| 6863 | p = (u32 *) (orig_p + offset); |
| 6864 | i += 2; |
| 6865 | } |
| 6866 | } |
| 6867 | } |
| 6868 | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6869 | static void |
| 6870 | bnx2_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol) |
| 6871 | { |
Michael Chan | 972ec0d | 2006-01-23 16:12:43 -0800 | [diff] [blame] | 6872 | struct bnx2 *bp = netdev_priv(dev); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6873 | |
David S. Miller | f86e82f | 2008-01-21 17:15:40 -0800 | [diff] [blame] | 6874 | if (bp->flags & BNX2_FLAG_NO_WOL) { |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6875 | wol->supported = 0; |
| 6876 | wol->wolopts = 0; |
| 6877 | } |
| 6878 | else { |
| 6879 | wol->supported = WAKE_MAGIC; |
| 6880 | if (bp->wol) |
| 6881 | wol->wolopts = WAKE_MAGIC; |
| 6882 | else |
| 6883 | wol->wolopts = 0; |
| 6884 | } |
| 6885 | memset(&wol->sopass, 0, sizeof(wol->sopass)); |
| 6886 | } |
| 6887 | |
| 6888 | static int |
| 6889 | bnx2_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol) |
| 6890 | { |
Michael Chan | 972ec0d | 2006-01-23 16:12:43 -0800 | [diff] [blame] | 6891 | struct bnx2 *bp = netdev_priv(dev); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6892 | |
| 6893 | if (wol->wolopts & ~WAKE_MAGIC) |
| 6894 | return -EINVAL; |
| 6895 | |
| 6896 | if (wol->wolopts & WAKE_MAGIC) { |
David S. Miller | f86e82f | 2008-01-21 17:15:40 -0800 | [diff] [blame] | 6897 | if (bp->flags & BNX2_FLAG_NO_WOL) |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6898 | return -EINVAL; |
| 6899 | |
| 6900 | bp->wol = 1; |
| 6901 | } |
| 6902 | else { |
| 6903 | bp->wol = 0; |
| 6904 | } |
| 6905 | return 0; |
| 6906 | } |
| 6907 | |
| 6908 | static int |
| 6909 | bnx2_nway_reset(struct net_device *dev) |
| 6910 | { |
Michael Chan | 972ec0d | 2006-01-23 16:12:43 -0800 | [diff] [blame] | 6911 | struct bnx2 *bp = netdev_priv(dev); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6912 | u32 bmcr; |
| 6913 | |
Michael Chan | 9f52b56 | 2008-10-09 12:21:46 -0700 | [diff] [blame] | 6914 | if (!netif_running(dev)) |
| 6915 | return -EAGAIN; |
| 6916 | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6917 | if (!(bp->autoneg & AUTONEG_SPEED)) { |
| 6918 | return -EINVAL; |
| 6919 | } |
| 6920 | |
Michael Chan | c770a65 | 2005-08-25 15:38:39 -0700 | [diff] [blame] | 6921 | spin_lock_bh(&bp->phy_lock); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6922 | |
Michael Chan | 583c28e | 2008-01-21 19:51:35 -0800 | [diff] [blame] | 6923 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) { |
Michael Chan | 7b6b834 | 2007-07-07 22:50:15 -0700 | [diff] [blame] | 6924 | int rc; |
| 6925 | |
| 6926 | rc = bnx2_setup_remote_phy(bp, bp->phy_port); |
| 6927 | spin_unlock_bh(&bp->phy_lock); |
| 6928 | return rc; |
| 6929 | } |
| 6930 | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6931 | /* Force a link down visible on the other side */ |
Michael Chan | 583c28e | 2008-01-21 19:51:35 -0800 | [diff] [blame] | 6932 | if (bp->phy_flags & BNX2_PHY_FLAG_SERDES) { |
Michael Chan | ca58c3a | 2007-05-03 13:22:52 -0700 | [diff] [blame] | 6933 | bnx2_write_phy(bp, bp->mii_bmcr, BMCR_LOOPBACK); |
Michael Chan | c770a65 | 2005-08-25 15:38:39 -0700 | [diff] [blame] | 6934 | spin_unlock_bh(&bp->phy_lock); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6935 | |
| 6936 | msleep(20); |
| 6937 | |
Michael Chan | c770a65 | 2005-08-25 15:38:39 -0700 | [diff] [blame] | 6938 | spin_lock_bh(&bp->phy_lock); |
Michael Chan | f8dd064 | 2006-11-19 14:08:29 -0800 | [diff] [blame] | 6939 | |
Michael Chan | 40105c0 | 2008-11-12 16:02:45 -0800 | [diff] [blame] | 6940 | bp->current_interval = BNX2_SERDES_AN_TIMEOUT; |
Michael Chan | f8dd064 | 2006-11-19 14:08:29 -0800 | [diff] [blame] | 6941 | bp->serdes_an_pending = 1; |
| 6942 | mod_timer(&bp->timer, jiffies + bp->current_interval); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6943 | } |
| 6944 | |
Michael Chan | ca58c3a | 2007-05-03 13:22:52 -0700 | [diff] [blame] | 6945 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6946 | bmcr &= ~BMCR_LOOPBACK; |
Michael Chan | ca58c3a | 2007-05-03 13:22:52 -0700 | [diff] [blame] | 6947 | bnx2_write_phy(bp, bp->mii_bmcr, bmcr | BMCR_ANRESTART | BMCR_ANENABLE); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6948 | |
Michael Chan | c770a65 | 2005-08-25 15:38:39 -0700 | [diff] [blame] | 6949 | spin_unlock_bh(&bp->phy_lock); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6950 | |
| 6951 | return 0; |
| 6952 | } |
| 6953 | |
Ooiwa Naohiro | 7959ea2 | 2009-06-24 00:19:06 -0700 | [diff] [blame] | 6954 | static u32 |
| 6955 | bnx2_get_link(struct net_device *dev) |
| 6956 | { |
| 6957 | struct bnx2 *bp = netdev_priv(dev); |
| 6958 | |
| 6959 | return bp->link_up; |
| 6960 | } |
| 6961 | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6962 | static int |
| 6963 | bnx2_get_eeprom_len(struct net_device *dev) |
| 6964 | { |
Michael Chan | 972ec0d | 2006-01-23 16:12:43 -0800 | [diff] [blame] | 6965 | struct bnx2 *bp = netdev_priv(dev); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6966 | |
Michael Chan | 1122db7 | 2006-01-23 16:11:42 -0800 | [diff] [blame] | 6967 | if (bp->flash_info == NULL) |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6968 | return 0; |
| 6969 | |
Michael Chan | 1122db7 | 2006-01-23 16:11:42 -0800 | [diff] [blame] | 6970 | return (int) bp->flash_size; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6971 | } |
| 6972 | |
| 6973 | static int |
| 6974 | bnx2_get_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom, |
| 6975 | u8 *eebuf) |
| 6976 | { |
Michael Chan | 972ec0d | 2006-01-23 16:12:43 -0800 | [diff] [blame] | 6977 | struct bnx2 *bp = netdev_priv(dev); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6978 | int rc; |
| 6979 | |
Michael Chan | 9f52b56 | 2008-10-09 12:21:46 -0700 | [diff] [blame] | 6980 | if (!netif_running(dev)) |
| 6981 | return -EAGAIN; |
| 6982 | |
John W. Linville | 1064e94 | 2005-11-10 12:58:24 -0800 | [diff] [blame] | 6983 | /* parameters already validated in ethtool_get_eeprom */ |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6984 | |
| 6985 | rc = bnx2_nvram_read(bp, eeprom->offset, eebuf, eeprom->len); |
| 6986 | |
| 6987 | return rc; |
| 6988 | } |
| 6989 | |
| 6990 | static int |
| 6991 | bnx2_set_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom, |
| 6992 | u8 *eebuf) |
| 6993 | { |
Michael Chan | 972ec0d | 2006-01-23 16:12:43 -0800 | [diff] [blame] | 6994 | struct bnx2 *bp = netdev_priv(dev); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 6995 | int rc; |
| 6996 | |
Michael Chan | 9f52b56 | 2008-10-09 12:21:46 -0700 | [diff] [blame] | 6997 | if (!netif_running(dev)) |
| 6998 | return -EAGAIN; |
| 6999 | |
John W. Linville | 1064e94 | 2005-11-10 12:58:24 -0800 | [diff] [blame] | 7000 | /* parameters already validated in ethtool_set_eeprom */ |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 7001 | |
| 7002 | rc = bnx2_nvram_write(bp, eeprom->offset, eebuf, eeprom->len); |
| 7003 | |
| 7004 | return rc; |
| 7005 | } |
| 7006 | |
| 7007 | static int |
| 7008 | bnx2_get_coalesce(struct net_device *dev, struct ethtool_coalesce *coal) |
| 7009 | { |
Michael Chan | 972ec0d | 2006-01-23 16:12:43 -0800 | [diff] [blame] | 7010 | struct bnx2 *bp = netdev_priv(dev); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 7011 | |
| 7012 | memset(coal, 0, sizeof(struct ethtool_coalesce)); |
| 7013 | |
| 7014 | coal->rx_coalesce_usecs = bp->rx_ticks; |
| 7015 | coal->rx_max_coalesced_frames = bp->rx_quick_cons_trip; |
| 7016 | coal->rx_coalesce_usecs_irq = bp->rx_ticks_int; |
| 7017 | coal->rx_max_coalesced_frames_irq = bp->rx_quick_cons_trip_int; |
| 7018 | |
| 7019 | coal->tx_coalesce_usecs = bp->tx_ticks; |
| 7020 | coal->tx_max_coalesced_frames = bp->tx_quick_cons_trip; |
| 7021 | coal->tx_coalesce_usecs_irq = bp->tx_ticks_int; |
| 7022 | coal->tx_max_coalesced_frames_irq = bp->tx_quick_cons_trip_int; |
| 7023 | |
| 7024 | coal->stats_block_coalesce_usecs = bp->stats_ticks; |
| 7025 | |
| 7026 | return 0; |
| 7027 | } |
| 7028 | |
| 7029 | static int |
| 7030 | bnx2_set_coalesce(struct net_device *dev, struct ethtool_coalesce *coal) |
| 7031 | { |
Michael Chan | 972ec0d | 2006-01-23 16:12:43 -0800 | [diff] [blame] | 7032 | struct bnx2 *bp = netdev_priv(dev); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 7033 | |
| 7034 | bp->rx_ticks = (u16) coal->rx_coalesce_usecs; |
| 7035 | if (bp->rx_ticks > 0x3ff) bp->rx_ticks = 0x3ff; |
| 7036 | |
Jeff Garzik | 6aa20a2 | 2006-09-13 13:24:59 -0400 | [diff] [blame] | 7037 | bp->rx_quick_cons_trip = (u16) coal->rx_max_coalesced_frames; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 7038 | if (bp->rx_quick_cons_trip > 0xff) bp->rx_quick_cons_trip = 0xff; |
| 7039 | |
| 7040 | bp->rx_ticks_int = (u16) coal->rx_coalesce_usecs_irq; |
| 7041 | if (bp->rx_ticks_int > 0x3ff) bp->rx_ticks_int = 0x3ff; |
| 7042 | |
| 7043 | bp->rx_quick_cons_trip_int = (u16) coal->rx_max_coalesced_frames_irq; |
| 7044 | if (bp->rx_quick_cons_trip_int > 0xff) |
| 7045 | bp->rx_quick_cons_trip_int = 0xff; |
| 7046 | |
| 7047 | bp->tx_ticks = (u16) coal->tx_coalesce_usecs; |
| 7048 | if (bp->tx_ticks > 0x3ff) bp->tx_ticks = 0x3ff; |
| 7049 | |
| 7050 | bp->tx_quick_cons_trip = (u16) coal->tx_max_coalesced_frames; |
| 7051 | if (bp->tx_quick_cons_trip > 0xff) bp->tx_quick_cons_trip = 0xff; |
| 7052 | |
| 7053 | bp->tx_ticks_int = (u16) coal->tx_coalesce_usecs_irq; |
| 7054 | if (bp->tx_ticks_int > 0x3ff) bp->tx_ticks_int = 0x3ff; |
| 7055 | |
| 7056 | bp->tx_quick_cons_trip_int = (u16) coal->tx_max_coalesced_frames_irq; |
| 7057 | if (bp->tx_quick_cons_trip_int > 0xff) bp->tx_quick_cons_trip_int = |
| 7058 | 0xff; |
| 7059 | |
| 7060 | bp->stats_ticks = coal->stats_block_coalesce_usecs; |
Michael Chan | 61d9e3f | 2009-08-21 16:20:46 +0000 | [diff] [blame] | 7061 | if (bp->flags & BNX2_FLAG_BROKEN_STATS) { |
Michael Chan | 02537b06 | 2007-06-04 21:24:07 -0700 | [diff] [blame] | 7062 | if (bp->stats_ticks != 0 && bp->stats_ticks != USEC_PER_SEC) |
| 7063 | bp->stats_ticks = USEC_PER_SEC; |
| 7064 | } |
Michael Chan | 7ea6920 | 2007-07-16 18:27:10 -0700 | [diff] [blame] | 7065 | if (bp->stats_ticks > BNX2_HC_STATS_TICKS_HC_STAT_TICKS) |
| 7066 | bp->stats_ticks = BNX2_HC_STATS_TICKS_HC_STAT_TICKS; |
| 7067 | bp->stats_ticks &= BNX2_HC_STATS_TICKS_HC_STAT_TICKS; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 7068 | |
| 7069 | if (netif_running(bp->dev)) { |
Michael Chan | 212f993 | 2010-04-27 11:28:10 +0000 | [diff] [blame] | 7070 | bnx2_netif_stop(bp, true); |
Michael Chan | 9a120bc | 2008-05-16 22:17:45 -0700 | [diff] [blame] | 7071 | bnx2_init_nic(bp, 0); |
Michael Chan | 212f993 | 2010-04-27 11:28:10 +0000 | [diff] [blame] | 7072 | bnx2_netif_start(bp, true); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 7073 | } |
| 7074 | |
| 7075 | return 0; |
| 7076 | } |
| 7077 | |
| 7078 | static void |
| 7079 | bnx2_get_ringparam(struct net_device *dev, struct ethtool_ringparam *ering) |
| 7080 | { |
Michael Chan | 972ec0d | 2006-01-23 16:12:43 -0800 | [diff] [blame] | 7081 | struct bnx2 *bp = netdev_priv(dev); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 7082 | |
Michael Chan | 13daffa | 2006-03-20 17:49:20 -0800 | [diff] [blame] | 7083 | ering->rx_max_pending = MAX_TOTAL_RX_DESC_CNT; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 7084 | ering->rx_mini_max_pending = 0; |
Michael Chan | 47bf424 | 2007-12-12 11:19:12 -0800 | [diff] [blame] | 7085 | ering->rx_jumbo_max_pending = MAX_TOTAL_RX_PG_DESC_CNT; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 7086 | |
| 7087 | ering->rx_pending = bp->rx_ring_size; |
| 7088 | ering->rx_mini_pending = 0; |
Michael Chan | 47bf424 | 2007-12-12 11:19:12 -0800 | [diff] [blame] | 7089 | ering->rx_jumbo_pending = bp->rx_pg_ring_size; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 7090 | |
| 7091 | ering->tx_max_pending = MAX_TX_DESC_CNT; |
| 7092 | ering->tx_pending = bp->tx_ring_size; |
| 7093 | } |
| 7094 | |
| 7095 | static int |
Michael Chan | 5d5d001 | 2007-12-12 11:17:43 -0800 | [diff] [blame] | 7096 | bnx2_change_ring_size(struct bnx2 *bp, u32 rx, u32 tx) |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 7097 | { |
Michael Chan | 13daffa | 2006-03-20 17:49:20 -0800 | [diff] [blame] | 7098 | if (netif_running(bp->dev)) { |
Michael Chan | 354fcd7 | 2010-01-17 07:30:44 +0000 | [diff] [blame] | 7099 | /* Reset will erase chipset stats; save them */ |
| 7100 | bnx2_save_stats(bp); |
| 7101 | |
Michael Chan | 212f993 | 2010-04-27 11:28:10 +0000 | [diff] [blame] | 7102 | bnx2_netif_stop(bp, true); |
Michael Chan | 13daffa | 2006-03-20 17:49:20 -0800 | [diff] [blame] | 7103 | bnx2_reset_chip(bp, BNX2_DRV_MSG_CODE_RESET); |
Michael Chan | a29ba9d | 2010-12-31 11:03:14 -0800 | [diff] [blame] | 7104 | __bnx2_free_irq(bp); |
Michael Chan | 13daffa | 2006-03-20 17:49:20 -0800 | [diff] [blame] | 7105 | bnx2_free_skbs(bp); |
| 7106 | bnx2_free_mem(bp); |
| 7107 | } |
| 7108 | |
Michael Chan | 5d5d001 | 2007-12-12 11:17:43 -0800 | [diff] [blame] | 7109 | bnx2_set_rx_ring_size(bp, rx); |
| 7110 | bp->tx_ring_size = tx; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 7111 | |
| 7112 | if (netif_running(bp->dev)) { |
Michael Chan | 13daffa | 2006-03-20 17:49:20 -0800 | [diff] [blame] | 7113 | int rc; |
| 7114 | |
| 7115 | rc = bnx2_alloc_mem(bp); |
Michael Chan | 6fefb65 | 2009-08-21 16:20:45 +0000 | [diff] [blame] | 7116 | if (!rc) |
Michael Chan | a29ba9d | 2010-12-31 11:03:14 -0800 | [diff] [blame] | 7117 | rc = bnx2_request_irq(bp); |
| 7118 | |
| 7119 | if (!rc) |
Michael Chan | 6fefb65 | 2009-08-21 16:20:45 +0000 | [diff] [blame] | 7120 | rc = bnx2_init_nic(bp, 0); |
| 7121 | |
| 7122 | if (rc) { |
| 7123 | bnx2_napi_enable(bp); |
| 7124 | dev_close(bp->dev); |
Michael Chan | 13daffa | 2006-03-20 17:49:20 -0800 | [diff] [blame] | 7125 | return rc; |
Michael Chan | 6fefb65 | 2009-08-21 16:20:45 +0000 | [diff] [blame] | 7126 | } |
Michael Chan | e9f26c4 | 2010-02-15 19:42:08 +0000 | [diff] [blame] | 7127 | #ifdef BCM_CNIC |
| 7128 | mutex_lock(&bp->cnic_lock); |
| 7129 | /* Let cnic know about the new status block. */ |
| 7130 | if (bp->cnic_eth_dev.drv_state & CNIC_DRV_STATE_REGD) |
| 7131 | bnx2_setup_cnic_irq_info(bp); |
| 7132 | mutex_unlock(&bp->cnic_lock); |
| 7133 | #endif |
Michael Chan | 212f993 | 2010-04-27 11:28:10 +0000 | [diff] [blame] | 7134 | bnx2_netif_start(bp, true); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 7135 | } |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 7136 | return 0; |
| 7137 | } |
| 7138 | |
Michael Chan | 5d5d001 | 2007-12-12 11:17:43 -0800 | [diff] [blame] | 7139 | static int |
| 7140 | bnx2_set_ringparam(struct net_device *dev, struct ethtool_ringparam *ering) |
| 7141 | { |
| 7142 | struct bnx2 *bp = netdev_priv(dev); |
| 7143 | int rc; |
| 7144 | |
| 7145 | if ((ering->rx_pending > MAX_TOTAL_RX_DESC_CNT) || |
| 7146 | (ering->tx_pending > MAX_TX_DESC_CNT) || |
| 7147 | (ering->tx_pending <= MAX_SKB_FRAGS)) { |
| 7148 | |
| 7149 | return -EINVAL; |
| 7150 | } |
| 7151 | rc = bnx2_change_ring_size(bp, ering->rx_pending, ering->tx_pending); |
| 7152 | return rc; |
| 7153 | } |
| 7154 | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 7155 | static void |
| 7156 | bnx2_get_pauseparam(struct net_device *dev, struct ethtool_pauseparam *epause) |
| 7157 | { |
Michael Chan | 972ec0d | 2006-01-23 16:12:43 -0800 | [diff] [blame] | 7158 | struct bnx2 *bp = netdev_priv(dev); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 7159 | |
| 7160 | epause->autoneg = ((bp->autoneg & AUTONEG_FLOW_CTRL) != 0); |
| 7161 | epause->rx_pause = ((bp->flow_ctrl & FLOW_CTRL_RX) != 0); |
| 7162 | epause->tx_pause = ((bp->flow_ctrl & FLOW_CTRL_TX) != 0); |
| 7163 | } |
| 7164 | |
| 7165 | static int |
| 7166 | bnx2_set_pauseparam(struct net_device *dev, struct ethtool_pauseparam *epause) |
| 7167 | { |
Michael Chan | 972ec0d | 2006-01-23 16:12:43 -0800 | [diff] [blame] | 7168 | struct bnx2 *bp = netdev_priv(dev); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 7169 | |
| 7170 | bp->req_flow_ctrl = 0; |
| 7171 | if (epause->rx_pause) |
| 7172 | bp->req_flow_ctrl |= FLOW_CTRL_RX; |
| 7173 | if (epause->tx_pause) |
| 7174 | bp->req_flow_ctrl |= FLOW_CTRL_TX; |
| 7175 | |
| 7176 | if (epause->autoneg) { |
| 7177 | bp->autoneg |= AUTONEG_FLOW_CTRL; |
| 7178 | } |
| 7179 | else { |
| 7180 | bp->autoneg &= ~AUTONEG_FLOW_CTRL; |
| 7181 | } |
| 7182 | |
Michael Chan | 9f52b56 | 2008-10-09 12:21:46 -0700 | [diff] [blame] | 7183 | if (netif_running(dev)) { |
| 7184 | spin_lock_bh(&bp->phy_lock); |
| 7185 | bnx2_setup_phy(bp, bp->phy_port); |
| 7186 | spin_unlock_bh(&bp->phy_lock); |
| 7187 | } |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 7188 | |
| 7189 | return 0; |
| 7190 | } |
| 7191 | |
| 7192 | static u32 |
| 7193 | bnx2_get_rx_csum(struct net_device *dev) |
| 7194 | { |
Michael Chan | 972ec0d | 2006-01-23 16:12:43 -0800 | [diff] [blame] | 7195 | struct bnx2 *bp = netdev_priv(dev); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 7196 | |
| 7197 | return bp->rx_csum; |
| 7198 | } |
| 7199 | |
| 7200 | static int |
| 7201 | bnx2_set_rx_csum(struct net_device *dev, u32 data) |
| 7202 | { |
Michael Chan | 972ec0d | 2006-01-23 16:12:43 -0800 | [diff] [blame] | 7203 | struct bnx2 *bp = netdev_priv(dev); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 7204 | |
| 7205 | bp->rx_csum = data; |
| 7206 | return 0; |
| 7207 | } |
| 7208 | |
Michael Chan | b11d621 | 2006-06-29 12:31:21 -0700 | [diff] [blame] | 7209 | static int |
| 7210 | bnx2_set_tso(struct net_device *dev, u32 data) |
| 7211 | { |
Michael Chan | 4666f87 | 2007-05-03 13:22:28 -0700 | [diff] [blame] | 7212 | struct bnx2 *bp = netdev_priv(dev); |
| 7213 | |
| 7214 | if (data) { |
Michael Chan | b11d621 | 2006-06-29 12:31:21 -0700 | [diff] [blame] | 7215 | dev->features |= NETIF_F_TSO | NETIF_F_TSO_ECN; |
Michael Chan | 4666f87 | 2007-05-03 13:22:28 -0700 | [diff] [blame] | 7216 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
| 7217 | dev->features |= NETIF_F_TSO6; |
| 7218 | } else |
| 7219 | dev->features &= ~(NETIF_F_TSO | NETIF_F_TSO6 | |
| 7220 | NETIF_F_TSO_ECN); |
Michael Chan | b11d621 | 2006-06-29 12:31:21 -0700 | [diff] [blame] | 7221 | return 0; |
| 7222 | } |
| 7223 | |
Peter Hagervall | 14ab9b8 | 2005-08-10 14:18:16 -0700 | [diff] [blame] | 7224 | static struct { |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 7225 | char string[ETH_GSTRING_LEN]; |
Michael Chan | 790dab2 | 2009-08-21 16:20:47 +0000 | [diff] [blame] | 7226 | } bnx2_stats_str_arr[] = { |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 7227 | { "rx_bytes" }, |
| 7228 | { "rx_error_bytes" }, |
| 7229 | { "tx_bytes" }, |
| 7230 | { "tx_error_bytes" }, |
| 7231 | { "rx_ucast_packets" }, |
| 7232 | { "rx_mcast_packets" }, |
| 7233 | { "rx_bcast_packets" }, |
| 7234 | { "tx_ucast_packets" }, |
| 7235 | { "tx_mcast_packets" }, |
| 7236 | { "tx_bcast_packets" }, |
| 7237 | { "tx_mac_errors" }, |
| 7238 | { "tx_carrier_errors" }, |
| 7239 | { "rx_crc_errors" }, |
| 7240 | { "rx_align_errors" }, |
| 7241 | { "tx_single_collisions" }, |
| 7242 | { "tx_multi_collisions" }, |
| 7243 | { "tx_deferred" }, |
| 7244 | { "tx_excess_collisions" }, |
| 7245 | { "tx_late_collisions" }, |
| 7246 | { "tx_total_collisions" }, |
| 7247 | { "rx_fragments" }, |
| 7248 | { "rx_jabbers" }, |
| 7249 | { "rx_undersize_packets" }, |
| 7250 | { "rx_oversize_packets" }, |
| 7251 | { "rx_64_byte_packets" }, |
| 7252 | { "rx_65_to_127_byte_packets" }, |
| 7253 | { "rx_128_to_255_byte_packets" }, |
| 7254 | { "rx_256_to_511_byte_packets" }, |
| 7255 | { "rx_512_to_1023_byte_packets" }, |
| 7256 | { "rx_1024_to_1522_byte_packets" }, |
| 7257 | { "rx_1523_to_9022_byte_packets" }, |
| 7258 | { "tx_64_byte_packets" }, |
| 7259 | { "tx_65_to_127_byte_packets" }, |
| 7260 | { "tx_128_to_255_byte_packets" }, |
| 7261 | { "tx_256_to_511_byte_packets" }, |
| 7262 | { "tx_512_to_1023_byte_packets" }, |
| 7263 | { "tx_1024_to_1522_byte_packets" }, |
| 7264 | { "tx_1523_to_9022_byte_packets" }, |
| 7265 | { "rx_xon_frames" }, |
| 7266 | { "rx_xoff_frames" }, |
| 7267 | { "tx_xon_frames" }, |
| 7268 | { "tx_xoff_frames" }, |
| 7269 | { "rx_mac_ctrl_frames" }, |
| 7270 | { "rx_filtered_packets" }, |
Michael Chan | 790dab2 | 2009-08-21 16:20:47 +0000 | [diff] [blame] | 7271 | { "rx_ftq_discards" }, |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 7272 | { "rx_discards" }, |
Michael Chan | cea94db | 2006-06-12 22:16:13 -0700 | [diff] [blame] | 7273 | { "rx_fw_discards" }, |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 7274 | }; |
| 7275 | |
Michael Chan | 790dab2 | 2009-08-21 16:20:47 +0000 | [diff] [blame] | 7276 | #define BNX2_NUM_STATS (sizeof(bnx2_stats_str_arr)/\ |
| 7277 | sizeof(bnx2_stats_str_arr[0])) |
| 7278 | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 7279 | #define STATS_OFFSET32(offset_name) (offsetof(struct statistics_block, offset_name) / 4) |
| 7280 | |
Arjan van de Ven | f71e130 | 2006-03-03 21:33:57 -0500 | [diff] [blame] | 7281 | static const unsigned long bnx2_stats_offset_arr[BNX2_NUM_STATS] = { |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 7282 | STATS_OFFSET32(stat_IfHCInOctets_hi), |
| 7283 | STATS_OFFSET32(stat_IfHCInBadOctets_hi), |
| 7284 | STATS_OFFSET32(stat_IfHCOutOctets_hi), |
| 7285 | STATS_OFFSET32(stat_IfHCOutBadOctets_hi), |
| 7286 | STATS_OFFSET32(stat_IfHCInUcastPkts_hi), |
| 7287 | STATS_OFFSET32(stat_IfHCInMulticastPkts_hi), |
| 7288 | STATS_OFFSET32(stat_IfHCInBroadcastPkts_hi), |
| 7289 | STATS_OFFSET32(stat_IfHCOutUcastPkts_hi), |
| 7290 | STATS_OFFSET32(stat_IfHCOutMulticastPkts_hi), |
| 7291 | STATS_OFFSET32(stat_IfHCOutBroadcastPkts_hi), |
| 7292 | STATS_OFFSET32(stat_emac_tx_stat_dot3statsinternalmactransmiterrors), |
Jeff Garzik | 6aa20a2 | 2006-09-13 13:24:59 -0400 | [diff] [blame] | 7293 | STATS_OFFSET32(stat_Dot3StatsCarrierSenseErrors), |
| 7294 | STATS_OFFSET32(stat_Dot3StatsFCSErrors), |
| 7295 | STATS_OFFSET32(stat_Dot3StatsAlignmentErrors), |
| 7296 | STATS_OFFSET32(stat_Dot3StatsSingleCollisionFrames), |
| 7297 | STATS_OFFSET32(stat_Dot3StatsMultipleCollisionFrames), |
| 7298 | STATS_OFFSET32(stat_Dot3StatsDeferredTransmissions), |
| 7299 | STATS_OFFSET32(stat_Dot3StatsExcessiveCollisions), |
| 7300 | STATS_OFFSET32(stat_Dot3StatsLateCollisions), |
| 7301 | STATS_OFFSET32(stat_EtherStatsCollisions), |
| 7302 | STATS_OFFSET32(stat_EtherStatsFragments), |
| 7303 | STATS_OFFSET32(stat_EtherStatsJabbers), |
| 7304 | STATS_OFFSET32(stat_EtherStatsUndersizePkts), |
| 7305 | STATS_OFFSET32(stat_EtherStatsOverrsizePkts), |
| 7306 | STATS_OFFSET32(stat_EtherStatsPktsRx64Octets), |
| 7307 | STATS_OFFSET32(stat_EtherStatsPktsRx65Octetsto127Octets), |
| 7308 | STATS_OFFSET32(stat_EtherStatsPktsRx128Octetsto255Octets), |
| 7309 | STATS_OFFSET32(stat_EtherStatsPktsRx256Octetsto511Octets), |
| 7310 | STATS_OFFSET32(stat_EtherStatsPktsRx512Octetsto1023Octets), |
| 7311 | STATS_OFFSET32(stat_EtherStatsPktsRx1024Octetsto1522Octets), |
| 7312 | STATS_OFFSET32(stat_EtherStatsPktsRx1523Octetsto9022Octets), |
| 7313 | STATS_OFFSET32(stat_EtherStatsPktsTx64Octets), |
| 7314 | STATS_OFFSET32(stat_EtherStatsPktsTx65Octetsto127Octets), |
| 7315 | STATS_OFFSET32(stat_EtherStatsPktsTx128Octetsto255Octets), |
| 7316 | STATS_OFFSET32(stat_EtherStatsPktsTx256Octetsto511Octets), |
| 7317 | STATS_OFFSET32(stat_EtherStatsPktsTx512Octetsto1023Octets), |
| 7318 | STATS_OFFSET32(stat_EtherStatsPktsTx1024Octetsto1522Octets), |
| 7319 | STATS_OFFSET32(stat_EtherStatsPktsTx1523Octetsto9022Octets), |
| 7320 | STATS_OFFSET32(stat_XonPauseFramesReceived), |
| 7321 | STATS_OFFSET32(stat_XoffPauseFramesReceived), |
| 7322 | STATS_OFFSET32(stat_OutXonSent), |
| 7323 | STATS_OFFSET32(stat_OutXoffSent), |
| 7324 | STATS_OFFSET32(stat_MacControlFramesReceived), |
| 7325 | STATS_OFFSET32(stat_IfInFramesL2FilterDiscards), |
Michael Chan | 790dab2 | 2009-08-21 16:20:47 +0000 | [diff] [blame] | 7326 | STATS_OFFSET32(stat_IfInFTQDiscards), |
Jeff Garzik | 6aa20a2 | 2006-09-13 13:24:59 -0400 | [diff] [blame] | 7327 | STATS_OFFSET32(stat_IfInMBUFDiscards), |
Michael Chan | cea94db | 2006-06-12 22:16:13 -0700 | [diff] [blame] | 7328 | STATS_OFFSET32(stat_FwRxDrop), |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 7329 | }; |
| 7330 | |
| 7331 | /* stat_IfHCInBadOctets and stat_Dot3StatsCarrierSenseErrors are |
| 7332 | * skipped because of errata. |
Jeff Garzik | 6aa20a2 | 2006-09-13 13:24:59 -0400 | [diff] [blame] | 7333 | */ |
Peter Hagervall | 14ab9b8 | 2005-08-10 14:18:16 -0700 | [diff] [blame] | 7334 | static u8 bnx2_5706_stats_len_arr[BNX2_NUM_STATS] = { |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 7335 | 8,0,8,8,8,8,8,8,8,8, |
| 7336 | 4,0,4,4,4,4,4,4,4,4, |
| 7337 | 4,4,4,4,4,4,4,4,4,4, |
| 7338 | 4,4,4,4,4,4,4,4,4,4, |
Michael Chan | 790dab2 | 2009-08-21 16:20:47 +0000 | [diff] [blame] | 7339 | 4,4,4,4,4,4,4, |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 7340 | }; |
| 7341 | |
Michael Chan | 5b0c76a | 2005-11-04 08:45:49 -0800 | [diff] [blame] | 7342 | static u8 bnx2_5708_stats_len_arr[BNX2_NUM_STATS] = { |
| 7343 | 8,0,8,8,8,8,8,8,8,8, |
| 7344 | 4,4,4,4,4,4,4,4,4,4, |
| 7345 | 4,4,4,4,4,4,4,4,4,4, |
| 7346 | 4,4,4,4,4,4,4,4,4,4, |
Michael Chan | 790dab2 | 2009-08-21 16:20:47 +0000 | [diff] [blame] | 7347 | 4,4,4,4,4,4,4, |
Michael Chan | 5b0c76a | 2005-11-04 08:45:49 -0800 | [diff] [blame] | 7348 | }; |
| 7349 | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 7350 | #define BNX2_NUM_TESTS 6 |
| 7351 | |
Peter Hagervall | 14ab9b8 | 2005-08-10 14:18:16 -0700 | [diff] [blame] | 7352 | static struct { |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 7353 | char string[ETH_GSTRING_LEN]; |
| 7354 | } bnx2_tests_str_arr[BNX2_NUM_TESTS] = { |
| 7355 | { "register_test (offline)" }, |
| 7356 | { "memory_test (offline)" }, |
| 7357 | { "loopback_test (offline)" }, |
| 7358 | { "nvram_test (online)" }, |
| 7359 | { "interrupt_test (online)" }, |
| 7360 | { "link_test (online)" }, |
| 7361 | }; |
| 7362 | |
| 7363 | static int |
Jeff Garzik | b9f2c04 | 2007-10-03 18:07:32 -0700 | [diff] [blame] | 7364 | bnx2_get_sset_count(struct net_device *dev, int sset) |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 7365 | { |
Jeff Garzik | b9f2c04 | 2007-10-03 18:07:32 -0700 | [diff] [blame] | 7366 | switch (sset) { |
| 7367 | case ETH_SS_TEST: |
| 7368 | return BNX2_NUM_TESTS; |
| 7369 | case ETH_SS_STATS: |
| 7370 | return BNX2_NUM_STATS; |
| 7371 | default: |
| 7372 | return -EOPNOTSUPP; |
| 7373 | } |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 7374 | } |
| 7375 | |
| 7376 | static void |
| 7377 | bnx2_self_test(struct net_device *dev, struct ethtool_test *etest, u64 *buf) |
| 7378 | { |
Michael Chan | 972ec0d | 2006-01-23 16:12:43 -0800 | [diff] [blame] | 7379 | struct bnx2 *bp = netdev_priv(dev); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 7380 | |
Michael Chan | 9f52b56 | 2008-10-09 12:21:46 -0700 | [diff] [blame] | 7381 | bnx2_set_power_state(bp, PCI_D0); |
| 7382 | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 7383 | memset(buf, 0, sizeof(u64) * BNX2_NUM_TESTS); |
| 7384 | if (etest->flags & ETH_TEST_FL_OFFLINE) { |
Michael Chan | 80be443 | 2006-11-19 14:07:28 -0800 | [diff] [blame] | 7385 | int i; |
| 7386 | |
Michael Chan | 212f993 | 2010-04-27 11:28:10 +0000 | [diff] [blame] | 7387 | bnx2_netif_stop(bp, true); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 7388 | bnx2_reset_chip(bp, BNX2_DRV_MSG_CODE_DIAG); |
| 7389 | bnx2_free_skbs(bp); |
| 7390 | |
| 7391 | if (bnx2_test_registers(bp) != 0) { |
| 7392 | buf[0] = 1; |
| 7393 | etest->flags |= ETH_TEST_FL_FAILED; |
| 7394 | } |
| 7395 | if (bnx2_test_memory(bp) != 0) { |
| 7396 | buf[1] = 1; |
| 7397 | etest->flags |= ETH_TEST_FL_FAILED; |
| 7398 | } |
Michael Chan | bc5a069 | 2006-01-23 16:13:22 -0800 | [diff] [blame] | 7399 | if ((buf[2] = bnx2_test_loopback(bp)) != 0) |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 7400 | etest->flags |= ETH_TEST_FL_FAILED; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 7401 | |
Michael Chan | 9f52b56 | 2008-10-09 12:21:46 -0700 | [diff] [blame] | 7402 | if (!netif_running(bp->dev)) |
| 7403 | bnx2_shutdown_chip(bp); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 7404 | else { |
Michael Chan | 9a120bc | 2008-05-16 22:17:45 -0700 | [diff] [blame] | 7405 | bnx2_init_nic(bp, 1); |
Michael Chan | 212f993 | 2010-04-27 11:28:10 +0000 | [diff] [blame] | 7406 | bnx2_netif_start(bp, true); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 7407 | } |
| 7408 | |
| 7409 | /* wait for link up */ |
Michael Chan | 80be443 | 2006-11-19 14:07:28 -0800 | [diff] [blame] | 7410 | for (i = 0; i < 7; i++) { |
| 7411 | if (bp->link_up) |
| 7412 | break; |
| 7413 | msleep_interruptible(1000); |
| 7414 | } |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 7415 | } |
| 7416 | |
| 7417 | if (bnx2_test_nvram(bp) != 0) { |
| 7418 | buf[3] = 1; |
| 7419 | etest->flags |= ETH_TEST_FL_FAILED; |
| 7420 | } |
| 7421 | if (bnx2_test_intr(bp) != 0) { |
| 7422 | buf[4] = 1; |
| 7423 | etest->flags |= ETH_TEST_FL_FAILED; |
| 7424 | } |
| 7425 | |
| 7426 | if (bnx2_test_link(bp) != 0) { |
| 7427 | buf[5] = 1; |
| 7428 | etest->flags |= ETH_TEST_FL_FAILED; |
| 7429 | |
| 7430 | } |
Michael Chan | 9f52b56 | 2008-10-09 12:21:46 -0700 | [diff] [blame] | 7431 | if (!netif_running(bp->dev)) |
| 7432 | bnx2_set_power_state(bp, PCI_D3hot); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 7433 | } |
| 7434 | |
| 7435 | static void |
| 7436 | bnx2_get_strings(struct net_device *dev, u32 stringset, u8 *buf) |
| 7437 | { |
| 7438 | switch (stringset) { |
| 7439 | case ETH_SS_STATS: |
| 7440 | memcpy(buf, bnx2_stats_str_arr, |
| 7441 | sizeof(bnx2_stats_str_arr)); |
| 7442 | break; |
| 7443 | case ETH_SS_TEST: |
| 7444 | memcpy(buf, bnx2_tests_str_arr, |
| 7445 | sizeof(bnx2_tests_str_arr)); |
| 7446 | break; |
| 7447 | } |
| 7448 | } |
| 7449 | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 7450 | static void |
| 7451 | bnx2_get_ethtool_stats(struct net_device *dev, |
| 7452 | struct ethtool_stats *stats, u64 *buf) |
| 7453 | { |
Michael Chan | 972ec0d | 2006-01-23 16:12:43 -0800 | [diff] [blame] | 7454 | struct bnx2 *bp = netdev_priv(dev); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 7455 | int i; |
| 7456 | u32 *hw_stats = (u32 *) bp->stats_blk; |
Michael Chan | 354fcd7 | 2010-01-17 07:30:44 +0000 | [diff] [blame] | 7457 | u32 *temp_stats = (u32 *) bp->temp_stats_blk; |
Peter Hagervall | 14ab9b8 | 2005-08-10 14:18:16 -0700 | [diff] [blame] | 7458 | u8 *stats_len_arr = NULL; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 7459 | |
| 7460 | if (hw_stats == NULL) { |
| 7461 | memset(buf, 0, sizeof(u64) * BNX2_NUM_STATS); |
| 7462 | return; |
| 7463 | } |
| 7464 | |
Michael Chan | 5b0c76a | 2005-11-04 08:45:49 -0800 | [diff] [blame] | 7465 | if ((CHIP_ID(bp) == CHIP_ID_5706_A0) || |
| 7466 | (CHIP_ID(bp) == CHIP_ID_5706_A1) || |
| 7467 | (CHIP_ID(bp) == CHIP_ID_5706_A2) || |
| 7468 | (CHIP_ID(bp) == CHIP_ID_5708_A0)) |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 7469 | stats_len_arr = bnx2_5706_stats_len_arr; |
Michael Chan | 5b0c76a | 2005-11-04 08:45:49 -0800 | [diff] [blame] | 7470 | else |
| 7471 | stats_len_arr = bnx2_5708_stats_len_arr; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 7472 | |
| 7473 | for (i = 0; i < BNX2_NUM_STATS; i++) { |
Michael Chan | 354fcd7 | 2010-01-17 07:30:44 +0000 | [diff] [blame] | 7474 | unsigned long offset; |
| 7475 | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 7476 | if (stats_len_arr[i] == 0) { |
| 7477 | /* skip this counter */ |
| 7478 | buf[i] = 0; |
| 7479 | continue; |
| 7480 | } |
Michael Chan | 354fcd7 | 2010-01-17 07:30:44 +0000 | [diff] [blame] | 7481 | |
| 7482 | offset = bnx2_stats_offset_arr[i]; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 7483 | if (stats_len_arr[i] == 4) { |
| 7484 | /* 4-byte counter */ |
Michael Chan | 354fcd7 | 2010-01-17 07:30:44 +0000 | [diff] [blame] | 7485 | buf[i] = (u64) *(hw_stats + offset) + |
| 7486 | *(temp_stats + offset); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 7487 | continue; |
| 7488 | } |
| 7489 | /* 8-byte counter */ |
Michael Chan | 354fcd7 | 2010-01-17 07:30:44 +0000 | [diff] [blame] | 7490 | buf[i] = (((u64) *(hw_stats + offset)) << 32) + |
| 7491 | *(hw_stats + offset + 1) + |
| 7492 | (((u64) *(temp_stats + offset)) << 32) + |
| 7493 | *(temp_stats + offset + 1); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 7494 | } |
| 7495 | } |
| 7496 | |
| 7497 | static int |
| 7498 | bnx2_phys_id(struct net_device *dev, u32 data) |
| 7499 | { |
Michael Chan | 972ec0d | 2006-01-23 16:12:43 -0800 | [diff] [blame] | 7500 | struct bnx2 *bp = netdev_priv(dev); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 7501 | int i; |
| 7502 | u32 save; |
| 7503 | |
Michael Chan | 9f52b56 | 2008-10-09 12:21:46 -0700 | [diff] [blame] | 7504 | bnx2_set_power_state(bp, PCI_D0); |
| 7505 | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 7506 | if (data == 0) |
| 7507 | data = 2; |
| 7508 | |
| 7509 | save = REG_RD(bp, BNX2_MISC_CFG); |
| 7510 | REG_WR(bp, BNX2_MISC_CFG, BNX2_MISC_CFG_LEDMODE_MAC); |
| 7511 | |
| 7512 | for (i = 0; i < (data * 2); i++) { |
| 7513 | if ((i % 2) == 0) { |
| 7514 | REG_WR(bp, BNX2_EMAC_LED, BNX2_EMAC_LED_OVERRIDE); |
| 7515 | } |
| 7516 | else { |
| 7517 | REG_WR(bp, BNX2_EMAC_LED, BNX2_EMAC_LED_OVERRIDE | |
| 7518 | BNX2_EMAC_LED_1000MB_OVERRIDE | |
| 7519 | BNX2_EMAC_LED_100MB_OVERRIDE | |
| 7520 | BNX2_EMAC_LED_10MB_OVERRIDE | |
| 7521 | BNX2_EMAC_LED_TRAFFIC_OVERRIDE | |
| 7522 | BNX2_EMAC_LED_TRAFFIC); |
| 7523 | } |
| 7524 | msleep_interruptible(500); |
| 7525 | if (signal_pending(current)) |
| 7526 | break; |
| 7527 | } |
| 7528 | REG_WR(bp, BNX2_EMAC_LED, 0); |
| 7529 | REG_WR(bp, BNX2_MISC_CFG, save); |
Michael Chan | 9f52b56 | 2008-10-09 12:21:46 -0700 | [diff] [blame] | 7530 | |
| 7531 | if (!netif_running(dev)) |
| 7532 | bnx2_set_power_state(bp, PCI_D3hot); |
| 7533 | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 7534 | return 0; |
| 7535 | } |
| 7536 | |
Michael Chan | 4666f87 | 2007-05-03 13:22:28 -0700 | [diff] [blame] | 7537 | static int |
| 7538 | bnx2_set_tx_csum(struct net_device *dev, u32 data) |
| 7539 | { |
| 7540 | struct bnx2 *bp = netdev_priv(dev); |
| 7541 | |
| 7542 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
Eric Dumazet | 807540b | 2010-09-23 05:40:09 +0000 | [diff] [blame] | 7543 | return ethtool_op_set_tx_ipv6_csum(dev, data); |
Michael Chan | 4666f87 | 2007-05-03 13:22:28 -0700 | [diff] [blame] | 7544 | else |
Eric Dumazet | 807540b | 2010-09-23 05:40:09 +0000 | [diff] [blame] | 7545 | return ethtool_op_set_tx_csum(dev, data); |
Michael Chan | 4666f87 | 2007-05-03 13:22:28 -0700 | [diff] [blame] | 7546 | } |
| 7547 | |
Michael Chan | fdc8541 | 2010-07-03 20:42:16 +0000 | [diff] [blame] | 7548 | static int |
| 7549 | bnx2_set_flags(struct net_device *dev, u32 data) |
| 7550 | { |
Jesse Gross | 7d0fd21 | 2010-10-20 13:56:09 +0000 | [diff] [blame] | 7551 | struct bnx2 *bp = netdev_priv(dev); |
| 7552 | int rc; |
| 7553 | |
| 7554 | if (!(bp->flags & BNX2_FLAG_CAN_KEEP_VLAN) && |
| 7555 | !(data & ETH_FLAG_RXVLAN)) |
Jesse Gross | ec37a48 | 2010-10-21 11:30:43 +0000 | [diff] [blame] | 7556 | return -EINVAL; |
Jesse Gross | 7d0fd21 | 2010-10-20 13:56:09 +0000 | [diff] [blame] | 7557 | |
Michael Chan | 7c81047 | 2011-01-24 12:59:02 +0000 | [diff] [blame] | 7558 | /* TSO with VLAN tag won't work with current firmware */ |
| 7559 | if (!(data & ETH_FLAG_TXVLAN)) |
| 7560 | return -EINVAL; |
| 7561 | |
Jesse Gross | 7d0fd21 | 2010-10-20 13:56:09 +0000 | [diff] [blame] | 7562 | rc = ethtool_op_set_flags(dev, data, ETH_FLAG_RXHASH | ETH_FLAG_RXVLAN | |
| 7563 | ETH_FLAG_TXVLAN); |
| 7564 | if (rc) |
| 7565 | return rc; |
| 7566 | |
| 7567 | if ((!!(data & ETH_FLAG_RXVLAN) != |
| 7568 | !!(bp->rx_mode & BNX2_EMAC_RX_MODE_KEEP_VLAN_TAG)) && |
| 7569 | netif_running(dev)) { |
| 7570 | bnx2_netif_stop(bp, false); |
| 7571 | bnx2_set_rx_mode(dev); |
| 7572 | bnx2_fw_sync(bp, BNX2_DRV_MSG_CODE_KEEP_VLAN_UPDATE, 0, 1); |
| 7573 | bnx2_netif_start(bp, false); |
| 7574 | } |
| 7575 | |
| 7576 | return 0; |
Michael Chan | fdc8541 | 2010-07-03 20:42:16 +0000 | [diff] [blame] | 7577 | } |
| 7578 | |
Jeff Garzik | 7282d49 | 2006-09-13 14:30:00 -0400 | [diff] [blame] | 7579 | static const struct ethtool_ops bnx2_ethtool_ops = { |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 7580 | .get_settings = bnx2_get_settings, |
| 7581 | .set_settings = bnx2_set_settings, |
| 7582 | .get_drvinfo = bnx2_get_drvinfo, |
Michael Chan | 244ac4f | 2006-03-20 17:48:46 -0800 | [diff] [blame] | 7583 | .get_regs_len = bnx2_get_regs_len, |
| 7584 | .get_regs = bnx2_get_regs, |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 7585 | .get_wol = bnx2_get_wol, |
| 7586 | .set_wol = bnx2_set_wol, |
| 7587 | .nway_reset = bnx2_nway_reset, |
Ooiwa Naohiro | 7959ea2 | 2009-06-24 00:19:06 -0700 | [diff] [blame] | 7588 | .get_link = bnx2_get_link, |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 7589 | .get_eeprom_len = bnx2_get_eeprom_len, |
| 7590 | .get_eeprom = bnx2_get_eeprom, |
| 7591 | .set_eeprom = bnx2_set_eeprom, |
| 7592 | .get_coalesce = bnx2_get_coalesce, |
| 7593 | .set_coalesce = bnx2_set_coalesce, |
| 7594 | .get_ringparam = bnx2_get_ringparam, |
| 7595 | .set_ringparam = bnx2_set_ringparam, |
| 7596 | .get_pauseparam = bnx2_get_pauseparam, |
| 7597 | .set_pauseparam = bnx2_set_pauseparam, |
| 7598 | .get_rx_csum = bnx2_get_rx_csum, |
| 7599 | .set_rx_csum = bnx2_set_rx_csum, |
Michael Chan | 4666f87 | 2007-05-03 13:22:28 -0700 | [diff] [blame] | 7600 | .set_tx_csum = bnx2_set_tx_csum, |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 7601 | .set_sg = ethtool_op_set_sg, |
Michael Chan | b11d621 | 2006-06-29 12:31:21 -0700 | [diff] [blame] | 7602 | .set_tso = bnx2_set_tso, |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 7603 | .self_test = bnx2_self_test, |
| 7604 | .get_strings = bnx2_get_strings, |
| 7605 | .phys_id = bnx2_phys_id, |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 7606 | .get_ethtool_stats = bnx2_get_ethtool_stats, |
Jeff Garzik | b9f2c04 | 2007-10-03 18:07:32 -0700 | [diff] [blame] | 7607 | .get_sset_count = bnx2_get_sset_count, |
Michael Chan | fdc8541 | 2010-07-03 20:42:16 +0000 | [diff] [blame] | 7608 | .set_flags = bnx2_set_flags, |
| 7609 | .get_flags = ethtool_op_get_flags, |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 7610 | }; |
| 7611 | |
| 7612 | /* Called with rtnl_lock */ |
| 7613 | static int |
| 7614 | bnx2_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) |
| 7615 | { |
Peter Hagervall | 14ab9b8 | 2005-08-10 14:18:16 -0700 | [diff] [blame] | 7616 | struct mii_ioctl_data *data = if_mii(ifr); |
Michael Chan | 972ec0d | 2006-01-23 16:12:43 -0800 | [diff] [blame] | 7617 | struct bnx2 *bp = netdev_priv(dev); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 7618 | int err; |
| 7619 | |
| 7620 | switch(cmd) { |
| 7621 | case SIOCGMIIPHY: |
| 7622 | data->phy_id = bp->phy_addr; |
| 7623 | |
| 7624 | /* fallthru */ |
| 7625 | case SIOCGMIIREG: { |
| 7626 | u32 mii_regval; |
| 7627 | |
Michael Chan | 583c28e | 2008-01-21 19:51:35 -0800 | [diff] [blame] | 7628 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) |
Michael Chan | 7b6b834 | 2007-07-07 22:50:15 -0700 | [diff] [blame] | 7629 | return -EOPNOTSUPP; |
| 7630 | |
Michael Chan | dad3e45 | 2007-05-03 13:18:03 -0700 | [diff] [blame] | 7631 | if (!netif_running(dev)) |
| 7632 | return -EAGAIN; |
| 7633 | |
Michael Chan | c770a65 | 2005-08-25 15:38:39 -0700 | [diff] [blame] | 7634 | spin_lock_bh(&bp->phy_lock); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 7635 | err = bnx2_read_phy(bp, data->reg_num & 0x1f, &mii_regval); |
Michael Chan | c770a65 | 2005-08-25 15:38:39 -0700 | [diff] [blame] | 7636 | spin_unlock_bh(&bp->phy_lock); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 7637 | |
| 7638 | data->val_out = mii_regval; |
| 7639 | |
| 7640 | return err; |
| 7641 | } |
| 7642 | |
| 7643 | case SIOCSMIIREG: |
Michael Chan | 583c28e | 2008-01-21 19:51:35 -0800 | [diff] [blame] | 7644 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) |
Michael Chan | 7b6b834 | 2007-07-07 22:50:15 -0700 | [diff] [blame] | 7645 | return -EOPNOTSUPP; |
| 7646 | |
Michael Chan | dad3e45 | 2007-05-03 13:18:03 -0700 | [diff] [blame] | 7647 | if (!netif_running(dev)) |
| 7648 | return -EAGAIN; |
| 7649 | |
Michael Chan | c770a65 | 2005-08-25 15:38:39 -0700 | [diff] [blame] | 7650 | spin_lock_bh(&bp->phy_lock); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 7651 | err = bnx2_write_phy(bp, data->reg_num & 0x1f, data->val_in); |
Michael Chan | c770a65 | 2005-08-25 15:38:39 -0700 | [diff] [blame] | 7652 | spin_unlock_bh(&bp->phy_lock); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 7653 | |
| 7654 | return err; |
| 7655 | |
| 7656 | default: |
| 7657 | /* do nothing */ |
| 7658 | break; |
| 7659 | } |
| 7660 | return -EOPNOTSUPP; |
| 7661 | } |
| 7662 | |
| 7663 | /* Called with rtnl_lock */ |
| 7664 | static int |
| 7665 | bnx2_change_mac_addr(struct net_device *dev, void *p) |
| 7666 | { |
| 7667 | struct sockaddr *addr = p; |
Michael Chan | 972ec0d | 2006-01-23 16:12:43 -0800 | [diff] [blame] | 7668 | struct bnx2 *bp = netdev_priv(dev); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 7669 | |
Michael Chan | 73eef4c | 2005-08-25 15:39:15 -0700 | [diff] [blame] | 7670 | if (!is_valid_ether_addr(addr->sa_data)) |
| 7671 | return -EINVAL; |
| 7672 | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 7673 | memcpy(dev->dev_addr, addr->sa_data, dev->addr_len); |
| 7674 | if (netif_running(dev)) |
Benjamin Li | 5fcaed0 | 2008-07-14 22:39:52 -0700 | [diff] [blame] | 7675 | bnx2_set_mac_addr(bp, bp->dev->dev_addr, 0); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 7676 | |
| 7677 | return 0; |
| 7678 | } |
| 7679 | |
| 7680 | /* Called with rtnl_lock */ |
| 7681 | static int |
| 7682 | bnx2_change_mtu(struct net_device *dev, int new_mtu) |
| 7683 | { |
Michael Chan | 972ec0d | 2006-01-23 16:12:43 -0800 | [diff] [blame] | 7684 | struct bnx2 *bp = netdev_priv(dev); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 7685 | |
| 7686 | if (((new_mtu + ETH_HLEN) > MAX_ETHERNET_JUMBO_PACKET_SIZE) || |
| 7687 | ((new_mtu + ETH_HLEN) < MIN_ETHERNET_PACKET_SIZE)) |
| 7688 | return -EINVAL; |
| 7689 | |
| 7690 | dev->mtu = new_mtu; |
Eric Dumazet | 807540b | 2010-09-23 05:40:09 +0000 | [diff] [blame] | 7691 | return bnx2_change_ring_size(bp, bp->rx_ring_size, bp->tx_ring_size); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 7692 | } |
| 7693 | |
Alexey Dobriyan | 257ddbd | 2010-01-27 10:17:41 +0000 | [diff] [blame] | 7694 | #ifdef CONFIG_NET_POLL_CONTROLLER |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 7695 | static void |
| 7696 | poll_bnx2(struct net_device *dev) |
| 7697 | { |
Michael Chan | 972ec0d | 2006-01-23 16:12:43 -0800 | [diff] [blame] | 7698 | struct bnx2 *bp = netdev_priv(dev); |
Neil Horman | b2af2c1 | 2008-11-12 16:23:44 -0800 | [diff] [blame] | 7699 | int i; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 7700 | |
Neil Horman | b2af2c1 | 2008-11-12 16:23:44 -0800 | [diff] [blame] | 7701 | for (i = 0; i < bp->irq_nvecs; i++) { |
Michael Chan | 1bf1e34 | 2010-03-23 13:13:12 +0000 | [diff] [blame] | 7702 | struct bnx2_irq *irq = &bp->irq_tbl[i]; |
| 7703 | |
| 7704 | disable_irq(irq->vector); |
| 7705 | irq->handler(irq->vector, &bp->bnx2_napi[i]); |
| 7706 | enable_irq(irq->vector); |
Neil Horman | b2af2c1 | 2008-11-12 16:23:44 -0800 | [diff] [blame] | 7707 | } |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 7708 | } |
| 7709 | #endif |
| 7710 | |
Michael Chan | 253c8b7 | 2007-01-08 19:56:01 -0800 | [diff] [blame] | 7711 | static void __devinit |
| 7712 | bnx2_get_5709_media(struct bnx2 *bp) |
| 7713 | { |
| 7714 | u32 val = REG_RD(bp, BNX2_MISC_DUAL_MEDIA_CTRL); |
| 7715 | u32 bond_id = val & BNX2_MISC_DUAL_MEDIA_CTRL_BOND_ID; |
| 7716 | u32 strap; |
| 7717 | |
| 7718 | if (bond_id == BNX2_MISC_DUAL_MEDIA_CTRL_BOND_ID_C) |
| 7719 | return; |
| 7720 | else if (bond_id == BNX2_MISC_DUAL_MEDIA_CTRL_BOND_ID_S) { |
Michael Chan | 583c28e | 2008-01-21 19:51:35 -0800 | [diff] [blame] | 7721 | bp->phy_flags |= BNX2_PHY_FLAG_SERDES; |
Michael Chan | 253c8b7 | 2007-01-08 19:56:01 -0800 | [diff] [blame] | 7722 | return; |
| 7723 | } |
| 7724 | |
| 7725 | if (val & BNX2_MISC_DUAL_MEDIA_CTRL_STRAP_OVERRIDE) |
| 7726 | strap = (val & BNX2_MISC_DUAL_MEDIA_CTRL_PHY_CTRL) >> 21; |
| 7727 | else |
| 7728 | strap = (val & BNX2_MISC_DUAL_MEDIA_CTRL_PHY_CTRL_STRAP) >> 8; |
| 7729 | |
| 7730 | if (PCI_FUNC(bp->pdev->devfn) == 0) { |
| 7731 | switch (strap) { |
| 7732 | case 0x4: |
| 7733 | case 0x5: |
| 7734 | case 0x6: |
Michael Chan | 583c28e | 2008-01-21 19:51:35 -0800 | [diff] [blame] | 7735 | bp->phy_flags |= BNX2_PHY_FLAG_SERDES; |
Michael Chan | 253c8b7 | 2007-01-08 19:56:01 -0800 | [diff] [blame] | 7736 | return; |
| 7737 | } |
| 7738 | } else { |
| 7739 | switch (strap) { |
| 7740 | case 0x1: |
| 7741 | case 0x2: |
| 7742 | case 0x4: |
Michael Chan | 583c28e | 2008-01-21 19:51:35 -0800 | [diff] [blame] | 7743 | bp->phy_flags |= BNX2_PHY_FLAG_SERDES; |
Michael Chan | 253c8b7 | 2007-01-08 19:56:01 -0800 | [diff] [blame] | 7744 | return; |
| 7745 | } |
| 7746 | } |
| 7747 | } |
| 7748 | |
Michael Chan | 883e515 | 2007-05-03 13:25:11 -0700 | [diff] [blame] | 7749 | static void __devinit |
| 7750 | bnx2_get_pci_speed(struct bnx2 *bp) |
| 7751 | { |
| 7752 | u32 reg; |
| 7753 | |
| 7754 | reg = REG_RD(bp, BNX2_PCICFG_MISC_STATUS); |
| 7755 | if (reg & BNX2_PCICFG_MISC_STATUS_PCIX_DET) { |
| 7756 | u32 clkreg; |
| 7757 | |
David S. Miller | f86e82f | 2008-01-21 17:15:40 -0800 | [diff] [blame] | 7758 | bp->flags |= BNX2_FLAG_PCIX; |
Michael Chan | 883e515 | 2007-05-03 13:25:11 -0700 | [diff] [blame] | 7759 | |
| 7760 | clkreg = REG_RD(bp, BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS); |
| 7761 | |
| 7762 | clkreg &= BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET; |
| 7763 | switch (clkreg) { |
| 7764 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_133MHZ: |
| 7765 | bp->bus_speed_mhz = 133; |
| 7766 | break; |
| 7767 | |
| 7768 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_95MHZ: |
| 7769 | bp->bus_speed_mhz = 100; |
| 7770 | break; |
| 7771 | |
| 7772 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_66MHZ: |
| 7773 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_80MHZ: |
| 7774 | bp->bus_speed_mhz = 66; |
| 7775 | break; |
| 7776 | |
| 7777 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_48MHZ: |
| 7778 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_55MHZ: |
| 7779 | bp->bus_speed_mhz = 50; |
| 7780 | break; |
| 7781 | |
| 7782 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_LOW: |
| 7783 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_32MHZ: |
| 7784 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_38MHZ: |
| 7785 | bp->bus_speed_mhz = 33; |
| 7786 | break; |
| 7787 | } |
| 7788 | } |
| 7789 | else { |
| 7790 | if (reg & BNX2_PCICFG_MISC_STATUS_M66EN) |
| 7791 | bp->bus_speed_mhz = 66; |
| 7792 | else |
| 7793 | bp->bus_speed_mhz = 33; |
| 7794 | } |
| 7795 | |
| 7796 | if (reg & BNX2_PCICFG_MISC_STATUS_32BIT_DET) |
David S. Miller | f86e82f | 2008-01-21 17:15:40 -0800 | [diff] [blame] | 7797 | bp->flags |= BNX2_FLAG_PCI_32BIT; |
Michael Chan | 883e515 | 2007-05-03 13:25:11 -0700 | [diff] [blame] | 7798 | |
| 7799 | } |
| 7800 | |
Michael Chan | 76d9906 | 2009-12-03 09:46:34 +0000 | [diff] [blame] | 7801 | static void __devinit |
| 7802 | bnx2_read_vpd_fw_ver(struct bnx2 *bp) |
| 7803 | { |
Matt Carlson | df25bc3 | 2010-02-26 14:04:44 +0000 | [diff] [blame] | 7804 | int rc, i, j; |
Michael Chan | 76d9906 | 2009-12-03 09:46:34 +0000 | [diff] [blame] | 7805 | u8 *data; |
Matt Carlson | df25bc3 | 2010-02-26 14:04:44 +0000 | [diff] [blame] | 7806 | unsigned int block_end, rosize, len; |
Michael Chan | 76d9906 | 2009-12-03 09:46:34 +0000 | [diff] [blame] | 7807 | |
Michael Chan | 012093f | 2009-12-03 15:58:00 -0800 | [diff] [blame] | 7808 | #define BNX2_VPD_NVRAM_OFFSET 0x300 |
| 7809 | #define BNX2_VPD_LEN 128 |
Michael Chan | 76d9906 | 2009-12-03 09:46:34 +0000 | [diff] [blame] | 7810 | #define BNX2_MAX_VER_SLEN 30 |
| 7811 | |
| 7812 | data = kmalloc(256, GFP_KERNEL); |
| 7813 | if (!data) |
| 7814 | return; |
| 7815 | |
Michael Chan | 012093f | 2009-12-03 15:58:00 -0800 | [diff] [blame] | 7816 | rc = bnx2_nvram_read(bp, BNX2_VPD_NVRAM_OFFSET, data + BNX2_VPD_LEN, |
| 7817 | BNX2_VPD_LEN); |
Michael Chan | 76d9906 | 2009-12-03 09:46:34 +0000 | [diff] [blame] | 7818 | if (rc) |
| 7819 | goto vpd_done; |
| 7820 | |
Michael Chan | 012093f | 2009-12-03 15:58:00 -0800 | [diff] [blame] | 7821 | for (i = 0; i < BNX2_VPD_LEN; i += 4) { |
| 7822 | data[i] = data[i + BNX2_VPD_LEN + 3]; |
| 7823 | data[i + 1] = data[i + BNX2_VPD_LEN + 2]; |
| 7824 | data[i + 2] = data[i + BNX2_VPD_LEN + 1]; |
| 7825 | data[i + 3] = data[i + BNX2_VPD_LEN]; |
Michael Chan | 76d9906 | 2009-12-03 09:46:34 +0000 | [diff] [blame] | 7826 | } |
| 7827 | |
Matt Carlson | df25bc3 | 2010-02-26 14:04:44 +0000 | [diff] [blame] | 7828 | i = pci_vpd_find_tag(data, 0, BNX2_VPD_LEN, PCI_VPD_LRDT_RO_DATA); |
| 7829 | if (i < 0) |
Michael Chan | 76d9906 | 2009-12-03 09:46:34 +0000 | [diff] [blame] | 7830 | goto vpd_done; |
Matt Carlson | df25bc3 | 2010-02-26 14:04:44 +0000 | [diff] [blame] | 7831 | |
| 7832 | rosize = pci_vpd_lrdt_size(&data[i]); |
| 7833 | i += PCI_VPD_LRDT_TAG_SIZE; |
| 7834 | block_end = i + rosize; |
| 7835 | |
| 7836 | if (block_end > BNX2_VPD_LEN) |
| 7837 | goto vpd_done; |
| 7838 | |
| 7839 | j = pci_vpd_find_info_keyword(data, i, rosize, |
| 7840 | PCI_VPD_RO_KEYWORD_MFR_ID); |
| 7841 | if (j < 0) |
| 7842 | goto vpd_done; |
| 7843 | |
| 7844 | len = pci_vpd_info_field_size(&data[j]); |
| 7845 | |
| 7846 | j += PCI_VPD_INFO_FLD_HDR_SIZE; |
| 7847 | if (j + len > block_end || len != 4 || |
| 7848 | memcmp(&data[j], "1028", 4)) |
| 7849 | goto vpd_done; |
| 7850 | |
| 7851 | j = pci_vpd_find_info_keyword(data, i, rosize, |
| 7852 | PCI_VPD_RO_KEYWORD_VENDOR0); |
| 7853 | if (j < 0) |
| 7854 | goto vpd_done; |
| 7855 | |
| 7856 | len = pci_vpd_info_field_size(&data[j]); |
| 7857 | |
| 7858 | j += PCI_VPD_INFO_FLD_HDR_SIZE; |
| 7859 | if (j + len > block_end || len > BNX2_MAX_VER_SLEN) |
| 7860 | goto vpd_done; |
| 7861 | |
| 7862 | memcpy(bp->fw_version, &data[j], len); |
| 7863 | bp->fw_version[len] = ' '; |
Michael Chan | 76d9906 | 2009-12-03 09:46:34 +0000 | [diff] [blame] | 7864 | |
| 7865 | vpd_done: |
| 7866 | kfree(data); |
| 7867 | } |
| 7868 | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 7869 | static int __devinit |
| 7870 | bnx2_init_board(struct pci_dev *pdev, struct net_device *dev) |
| 7871 | { |
| 7872 | struct bnx2 *bp; |
| 7873 | unsigned long mem_len; |
Michael Chan | 58fc2ea | 2007-07-07 22:52:02 -0700 | [diff] [blame] | 7874 | int rc, i, j; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 7875 | u32 reg; |
Michael Chan | 40453c8 | 2007-05-03 13:19:18 -0700 | [diff] [blame] | 7876 | u64 dma_mask, persist_dma_mask; |
John Feeney | cd709aa | 2010-08-22 17:45:53 +0000 | [diff] [blame] | 7877 | int err; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 7878 | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 7879 | SET_NETDEV_DEV(dev, &pdev->dev); |
Michael Chan | 972ec0d | 2006-01-23 16:12:43 -0800 | [diff] [blame] | 7880 | bp = netdev_priv(dev); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 7881 | |
| 7882 | bp->flags = 0; |
| 7883 | bp->phy_flags = 0; |
| 7884 | |
Michael Chan | 354fcd7 | 2010-01-17 07:30:44 +0000 | [diff] [blame] | 7885 | bp->temp_stats_blk = |
| 7886 | kzalloc(sizeof(struct statistics_block), GFP_KERNEL); |
| 7887 | |
| 7888 | if (bp->temp_stats_blk == NULL) { |
| 7889 | rc = -ENOMEM; |
| 7890 | goto err_out; |
| 7891 | } |
| 7892 | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 7893 | /* enable device (incl. PCI PM wakeup), and bus-mastering */ |
| 7894 | rc = pci_enable_device(pdev); |
| 7895 | if (rc) { |
Joe Perches | 3a9c6a4 | 2010-02-17 15:01:51 +0000 | [diff] [blame] | 7896 | dev_err(&pdev->dev, "Cannot enable PCI device, aborting\n"); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 7897 | goto err_out; |
| 7898 | } |
| 7899 | |
| 7900 | if (!(pci_resource_flags(pdev, 0) & IORESOURCE_MEM)) { |
Jeff Garzik | 9b91cf9 | 2006-06-27 11:39:50 -0400 | [diff] [blame] | 7901 | dev_err(&pdev->dev, |
Joe Perches | 3a9c6a4 | 2010-02-17 15:01:51 +0000 | [diff] [blame] | 7902 | "Cannot find PCI device base address, aborting\n"); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 7903 | rc = -ENODEV; |
| 7904 | goto err_out_disable; |
| 7905 | } |
| 7906 | |
| 7907 | rc = pci_request_regions(pdev, DRV_MODULE_NAME); |
| 7908 | if (rc) { |
Joe Perches | 3a9c6a4 | 2010-02-17 15:01:51 +0000 | [diff] [blame] | 7909 | dev_err(&pdev->dev, "Cannot obtain PCI resources, aborting\n"); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 7910 | goto err_out_disable; |
| 7911 | } |
| 7912 | |
| 7913 | pci_set_master(pdev); |
| 7914 | |
| 7915 | bp->pm_cap = pci_find_capability(pdev, PCI_CAP_ID_PM); |
| 7916 | if (bp->pm_cap == 0) { |
Jeff Garzik | 9b91cf9 | 2006-06-27 11:39:50 -0400 | [diff] [blame] | 7917 | dev_err(&pdev->dev, |
Joe Perches | 3a9c6a4 | 2010-02-17 15:01:51 +0000 | [diff] [blame] | 7918 | "Cannot find power management capability, aborting\n"); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 7919 | rc = -EIO; |
| 7920 | goto err_out_release; |
| 7921 | } |
| 7922 | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 7923 | bp->dev = dev; |
| 7924 | bp->pdev = pdev; |
| 7925 | |
| 7926 | spin_lock_init(&bp->phy_lock); |
Michael Chan | 1b8227c | 2007-05-03 13:24:05 -0700 | [diff] [blame] | 7927 | spin_lock_init(&bp->indirect_lock); |
Michael Chan | c5a8895 | 2009-08-14 15:49:45 +0000 | [diff] [blame] | 7928 | #ifdef BCM_CNIC |
| 7929 | mutex_init(&bp->cnic_lock); |
| 7930 | #endif |
David Howells | c402895 | 2006-11-22 14:57:56 +0000 | [diff] [blame] | 7931 | INIT_WORK(&bp->reset_task, bnx2_reset_task); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 7932 | |
| 7933 | dev->base_addr = dev->mem_start = pci_resource_start(pdev, 0); |
Michael Chan | 4edd473 | 2009-06-08 18:14:42 -0700 | [diff] [blame] | 7934 | mem_len = MB_GET_CID_ADDR(TX_TSS_CID + TX_MAX_TSS_RINGS + 1); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 7935 | dev->mem_end = dev->mem_start + mem_len; |
| 7936 | dev->irq = pdev->irq; |
| 7937 | |
| 7938 | bp->regview = ioremap_nocache(dev->base_addr, mem_len); |
| 7939 | |
| 7940 | if (!bp->regview) { |
Joe Perches | 3a9c6a4 | 2010-02-17 15:01:51 +0000 | [diff] [blame] | 7941 | dev_err(&pdev->dev, "Cannot map register space, aborting\n"); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 7942 | rc = -ENOMEM; |
| 7943 | goto err_out_release; |
| 7944 | } |
| 7945 | |
Michael Chan | be7ff1a | 2010-11-24 13:48:55 +0000 | [diff] [blame] | 7946 | bnx2_set_power_state(bp, PCI_D0); |
| 7947 | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 7948 | /* Configure byte swap and enable write to the reg_window registers. |
| 7949 | * Rely on CPU to do target byte swapping on big endian systems |
| 7950 | * The chip's target access swapping will not swap all accesses |
| 7951 | */ |
Michael Chan | be7ff1a | 2010-11-24 13:48:55 +0000 | [diff] [blame] | 7952 | REG_WR(bp, BNX2_PCICFG_MISC_CONFIG, |
| 7953 | BNX2_PCICFG_MISC_CONFIG_REG_WINDOW_ENA | |
| 7954 | BNX2_PCICFG_MISC_CONFIG_TARGET_MB_WORD_SWAP); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 7955 | |
| 7956 | bp->chip_id = REG_RD(bp, BNX2_MISC_ID); |
| 7957 | |
Michael Chan | 883e515 | 2007-05-03 13:25:11 -0700 | [diff] [blame] | 7958 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
| 7959 | if (pci_find_capability(pdev, PCI_CAP_ID_EXP) == 0) { |
| 7960 | dev_err(&pdev->dev, |
Joe Perches | 3a9c6a4 | 2010-02-17 15:01:51 +0000 | [diff] [blame] | 7961 | "Cannot find PCIE capability, aborting\n"); |
Michael Chan | 883e515 | 2007-05-03 13:25:11 -0700 | [diff] [blame] | 7962 | rc = -EIO; |
| 7963 | goto err_out_unmap; |
| 7964 | } |
David S. Miller | f86e82f | 2008-01-21 17:15:40 -0800 | [diff] [blame] | 7965 | bp->flags |= BNX2_FLAG_PCIE; |
Michael Chan | 2dd201d | 2008-01-21 17:06:09 -0800 | [diff] [blame] | 7966 | if (CHIP_REV(bp) == CHIP_REV_Ax) |
David S. Miller | f86e82f | 2008-01-21 17:15:40 -0800 | [diff] [blame] | 7967 | bp->flags |= BNX2_FLAG_JUMBO_BROKEN; |
Michael Chan | c239f27 | 2010-10-11 16:12:28 -0700 | [diff] [blame] | 7968 | |
| 7969 | /* AER (Advanced Error Reporting) hooks */ |
| 7970 | err = pci_enable_pcie_error_reporting(pdev); |
Michael Chan | 4bb9ebc | 2011-01-25 22:14:51 +0000 | [diff] [blame] | 7971 | if (!err) |
| 7972 | bp->flags |= BNX2_FLAG_AER_ENABLED; |
Michael Chan | c239f27 | 2010-10-11 16:12:28 -0700 | [diff] [blame] | 7973 | |
Michael Chan | 883e515 | 2007-05-03 13:25:11 -0700 | [diff] [blame] | 7974 | } else { |
Michael Chan | 59b47d8 | 2006-11-19 14:10:45 -0800 | [diff] [blame] | 7975 | bp->pcix_cap = pci_find_capability(pdev, PCI_CAP_ID_PCIX); |
| 7976 | if (bp->pcix_cap == 0) { |
| 7977 | dev_err(&pdev->dev, |
Joe Perches | 3a9c6a4 | 2010-02-17 15:01:51 +0000 | [diff] [blame] | 7978 | "Cannot find PCIX capability, aborting\n"); |
Michael Chan | 59b47d8 | 2006-11-19 14:10:45 -0800 | [diff] [blame] | 7979 | rc = -EIO; |
| 7980 | goto err_out_unmap; |
| 7981 | } |
Michael Chan | 61d9e3f | 2009-08-21 16:20:46 +0000 | [diff] [blame] | 7982 | bp->flags |= BNX2_FLAG_BROKEN_STATS; |
Michael Chan | 59b47d8 | 2006-11-19 14:10:45 -0800 | [diff] [blame] | 7983 | } |
| 7984 | |
Michael Chan | b4b3604 | 2007-12-20 19:59:30 -0800 | [diff] [blame] | 7985 | if (CHIP_NUM(bp) == CHIP_NUM_5709 && CHIP_REV(bp) != CHIP_REV_Ax) { |
| 7986 | if (pci_find_capability(pdev, PCI_CAP_ID_MSIX)) |
David S. Miller | f86e82f | 2008-01-21 17:15:40 -0800 | [diff] [blame] | 7987 | bp->flags |= BNX2_FLAG_MSIX_CAP; |
Michael Chan | b4b3604 | 2007-12-20 19:59:30 -0800 | [diff] [blame] | 7988 | } |
| 7989 | |
Michael Chan | 8e6a72c | 2007-05-03 13:24:48 -0700 | [diff] [blame] | 7990 | if (CHIP_ID(bp) != CHIP_ID_5706_A0 && CHIP_ID(bp) != CHIP_ID_5706_A1) { |
| 7991 | if (pci_find_capability(pdev, PCI_CAP_ID_MSI)) |
David S. Miller | f86e82f | 2008-01-21 17:15:40 -0800 | [diff] [blame] | 7992 | bp->flags |= BNX2_FLAG_MSI_CAP; |
Michael Chan | 8e6a72c | 2007-05-03 13:24:48 -0700 | [diff] [blame] | 7993 | } |
| 7994 | |
Michael Chan | 40453c8 | 2007-05-03 13:19:18 -0700 | [diff] [blame] | 7995 | /* 5708 cannot support DMA addresses > 40-bit. */ |
| 7996 | if (CHIP_NUM(bp) == CHIP_NUM_5708) |
Yang Hongyang | 50cf156 | 2009-04-06 19:01:14 -0700 | [diff] [blame] | 7997 | persist_dma_mask = dma_mask = DMA_BIT_MASK(40); |
Michael Chan | 40453c8 | 2007-05-03 13:19:18 -0700 | [diff] [blame] | 7998 | else |
Yang Hongyang | 6a35528 | 2009-04-06 19:01:13 -0700 | [diff] [blame] | 7999 | persist_dma_mask = dma_mask = DMA_BIT_MASK(64); |
Michael Chan | 40453c8 | 2007-05-03 13:19:18 -0700 | [diff] [blame] | 8000 | |
| 8001 | /* Configure DMA attributes. */ |
| 8002 | if (pci_set_dma_mask(pdev, dma_mask) == 0) { |
| 8003 | dev->features |= NETIF_F_HIGHDMA; |
| 8004 | rc = pci_set_consistent_dma_mask(pdev, persist_dma_mask); |
| 8005 | if (rc) { |
| 8006 | dev_err(&pdev->dev, |
Joe Perches | 3a9c6a4 | 2010-02-17 15:01:51 +0000 | [diff] [blame] | 8007 | "pci_set_consistent_dma_mask failed, aborting\n"); |
Michael Chan | 40453c8 | 2007-05-03 13:19:18 -0700 | [diff] [blame] | 8008 | goto err_out_unmap; |
| 8009 | } |
Yang Hongyang | 284901a | 2009-04-06 19:01:15 -0700 | [diff] [blame] | 8010 | } else if ((rc = pci_set_dma_mask(pdev, DMA_BIT_MASK(32))) != 0) { |
Joe Perches | 3a9c6a4 | 2010-02-17 15:01:51 +0000 | [diff] [blame] | 8011 | dev_err(&pdev->dev, "System does not support DMA, aborting\n"); |
Michael Chan | 40453c8 | 2007-05-03 13:19:18 -0700 | [diff] [blame] | 8012 | goto err_out_unmap; |
| 8013 | } |
| 8014 | |
David S. Miller | f86e82f | 2008-01-21 17:15:40 -0800 | [diff] [blame] | 8015 | if (!(bp->flags & BNX2_FLAG_PCIE)) |
Michael Chan | 883e515 | 2007-05-03 13:25:11 -0700 | [diff] [blame] | 8016 | bnx2_get_pci_speed(bp); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 8017 | |
| 8018 | /* 5706A0 may falsely detect SERR and PERR. */ |
| 8019 | if (CHIP_ID(bp) == CHIP_ID_5706_A0) { |
| 8020 | reg = REG_RD(bp, PCI_COMMAND); |
| 8021 | reg &= ~(PCI_COMMAND_SERR | PCI_COMMAND_PARITY); |
| 8022 | REG_WR(bp, PCI_COMMAND, reg); |
| 8023 | } |
| 8024 | else if ((CHIP_ID(bp) == CHIP_ID_5706_A1) && |
David S. Miller | f86e82f | 2008-01-21 17:15:40 -0800 | [diff] [blame] | 8025 | !(bp->flags & BNX2_FLAG_PCIX)) { |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 8026 | |
Jeff Garzik | 9b91cf9 | 2006-06-27 11:39:50 -0400 | [diff] [blame] | 8027 | dev_err(&pdev->dev, |
Joe Perches | 3a9c6a4 | 2010-02-17 15:01:51 +0000 | [diff] [blame] | 8028 | "5706 A1 can only be used in a PCIX bus, aborting\n"); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 8029 | goto err_out_unmap; |
| 8030 | } |
| 8031 | |
| 8032 | bnx2_init_nvram(bp); |
| 8033 | |
Michael Chan | 2726d6e | 2008-01-29 21:35:05 -0800 | [diff] [blame] | 8034 | reg = bnx2_reg_rd_ind(bp, BNX2_SHM_HDR_SIGNATURE); |
Michael Chan | e3648b3 | 2005-11-04 08:51:21 -0800 | [diff] [blame] | 8035 | |
| 8036 | if ((reg & BNX2_SHM_HDR_SIGNATURE_SIG_MASK) == |
Michael Chan | 24cb230 | 2007-01-25 15:49:56 -0800 | [diff] [blame] | 8037 | BNX2_SHM_HDR_SIGNATURE_SIG) { |
| 8038 | u32 off = PCI_FUNC(pdev->devfn) << 2; |
| 8039 | |
Michael Chan | 2726d6e | 2008-01-29 21:35:05 -0800 | [diff] [blame] | 8040 | bp->shmem_base = bnx2_reg_rd_ind(bp, BNX2_SHM_HDR_ADDR_0 + off); |
Michael Chan | 24cb230 | 2007-01-25 15:49:56 -0800 | [diff] [blame] | 8041 | } else |
Michael Chan | e3648b3 | 2005-11-04 08:51:21 -0800 | [diff] [blame] | 8042 | bp->shmem_base = HOST_VIEW_SHMEM_BASE; |
| 8043 | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 8044 | /* Get the permanent MAC address. First we need to make sure the |
| 8045 | * firmware is actually running. |
| 8046 | */ |
Michael Chan | 2726d6e | 2008-01-29 21:35:05 -0800 | [diff] [blame] | 8047 | reg = bnx2_shmem_rd(bp, BNX2_DEV_INFO_SIGNATURE); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 8048 | |
| 8049 | if ((reg & BNX2_DEV_INFO_SIGNATURE_MAGIC_MASK) != |
| 8050 | BNX2_DEV_INFO_SIGNATURE_MAGIC) { |
Joe Perches | 3a9c6a4 | 2010-02-17 15:01:51 +0000 | [diff] [blame] | 8051 | dev_err(&pdev->dev, "Firmware not running, aborting\n"); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 8052 | rc = -ENODEV; |
| 8053 | goto err_out_unmap; |
| 8054 | } |
| 8055 | |
Michael Chan | 76d9906 | 2009-12-03 09:46:34 +0000 | [diff] [blame] | 8056 | bnx2_read_vpd_fw_ver(bp); |
| 8057 | |
| 8058 | j = strlen(bp->fw_version); |
Michael Chan | 2726d6e | 2008-01-29 21:35:05 -0800 | [diff] [blame] | 8059 | reg = bnx2_shmem_rd(bp, BNX2_DEV_INFO_BC_REV); |
Michael Chan | 76d9906 | 2009-12-03 09:46:34 +0000 | [diff] [blame] | 8060 | for (i = 0; i < 3 && j < 24; i++) { |
Michael Chan | 58fc2ea | 2007-07-07 22:52:02 -0700 | [diff] [blame] | 8061 | u8 num, k, skip0; |
| 8062 | |
Michael Chan | 76d9906 | 2009-12-03 09:46:34 +0000 | [diff] [blame] | 8063 | if (i == 0) { |
| 8064 | bp->fw_version[j++] = 'b'; |
| 8065 | bp->fw_version[j++] = 'c'; |
| 8066 | bp->fw_version[j++] = ' '; |
| 8067 | } |
Michael Chan | 58fc2ea | 2007-07-07 22:52:02 -0700 | [diff] [blame] | 8068 | num = (u8) (reg >> (24 - (i * 8))); |
| 8069 | for (k = 100, skip0 = 1; k >= 1; num %= k, k /= 10) { |
| 8070 | if (num >= k || !skip0 || k == 1) { |
| 8071 | bp->fw_version[j++] = (num / k) + '0'; |
| 8072 | skip0 = 0; |
| 8073 | } |
| 8074 | } |
| 8075 | if (i != 2) |
| 8076 | bp->fw_version[j++] = '.'; |
| 8077 | } |
Michael Chan | 2726d6e | 2008-01-29 21:35:05 -0800 | [diff] [blame] | 8078 | reg = bnx2_shmem_rd(bp, BNX2_PORT_FEATURE); |
Michael Chan | 846f5c6 | 2007-10-10 16:16:51 -0700 | [diff] [blame] | 8079 | if (reg & BNX2_PORT_FEATURE_WOL_ENABLED) |
| 8080 | bp->wol = 1; |
| 8081 | |
| 8082 | if (reg & BNX2_PORT_FEATURE_ASF_ENABLED) { |
David S. Miller | f86e82f | 2008-01-21 17:15:40 -0800 | [diff] [blame] | 8083 | bp->flags |= BNX2_FLAG_ASF_ENABLE; |
Michael Chan | c2d3db8 | 2007-07-16 18:26:43 -0700 | [diff] [blame] | 8084 | |
| 8085 | for (i = 0; i < 30; i++) { |
Michael Chan | 2726d6e | 2008-01-29 21:35:05 -0800 | [diff] [blame] | 8086 | reg = bnx2_shmem_rd(bp, BNX2_BC_STATE_CONDITION); |
Michael Chan | c2d3db8 | 2007-07-16 18:26:43 -0700 | [diff] [blame] | 8087 | if (reg & BNX2_CONDITION_MFW_RUN_MASK) |
| 8088 | break; |
| 8089 | msleep(10); |
| 8090 | } |
| 8091 | } |
Michael Chan | 2726d6e | 2008-01-29 21:35:05 -0800 | [diff] [blame] | 8092 | reg = bnx2_shmem_rd(bp, BNX2_BC_STATE_CONDITION); |
Michael Chan | 58fc2ea | 2007-07-07 22:52:02 -0700 | [diff] [blame] | 8093 | reg &= BNX2_CONDITION_MFW_RUN_MASK; |
| 8094 | if (reg != BNX2_CONDITION_MFW_RUN_UNKNOWN && |
| 8095 | reg != BNX2_CONDITION_MFW_RUN_NONE) { |
Michael Chan | 2726d6e | 2008-01-29 21:35:05 -0800 | [diff] [blame] | 8096 | u32 addr = bnx2_shmem_rd(bp, BNX2_MFW_VER_PTR); |
Michael Chan | 58fc2ea | 2007-07-07 22:52:02 -0700 | [diff] [blame] | 8097 | |
Michael Chan | 76d9906 | 2009-12-03 09:46:34 +0000 | [diff] [blame] | 8098 | if (j < 32) |
| 8099 | bp->fw_version[j++] = ' '; |
| 8100 | for (i = 0; i < 3 && j < 28; i++) { |
Michael Chan | 2726d6e | 2008-01-29 21:35:05 -0800 | [diff] [blame] | 8101 | reg = bnx2_reg_rd_ind(bp, addr + i * 4); |
Michael Chan | 58fc2ea | 2007-07-07 22:52:02 -0700 | [diff] [blame] | 8102 | reg = swab32(reg); |
| 8103 | memcpy(&bp->fw_version[j], ®, 4); |
| 8104 | j += 4; |
| 8105 | } |
| 8106 | } |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 8107 | |
Michael Chan | 2726d6e | 2008-01-29 21:35:05 -0800 | [diff] [blame] | 8108 | reg = bnx2_shmem_rd(bp, BNX2_PORT_HW_CFG_MAC_UPPER); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 8109 | bp->mac_addr[0] = (u8) (reg >> 8); |
| 8110 | bp->mac_addr[1] = (u8) reg; |
| 8111 | |
Michael Chan | 2726d6e | 2008-01-29 21:35:05 -0800 | [diff] [blame] | 8112 | reg = bnx2_shmem_rd(bp, BNX2_PORT_HW_CFG_MAC_LOWER); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 8113 | bp->mac_addr[2] = (u8) (reg >> 24); |
| 8114 | bp->mac_addr[3] = (u8) (reg >> 16); |
| 8115 | bp->mac_addr[4] = (u8) (reg >> 8); |
| 8116 | bp->mac_addr[5] = (u8) reg; |
| 8117 | |
| 8118 | bp->tx_ring_size = MAX_TX_DESC_CNT; |
Michael Chan | 932f377 | 2006-08-15 01:39:36 -0700 | [diff] [blame] | 8119 | bnx2_set_rx_ring_size(bp, 255); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 8120 | |
| 8121 | bp->rx_csum = 1; |
| 8122 | |
Michael Chan | cf7474a | 2009-08-21 16:20:48 +0000 | [diff] [blame] | 8123 | bp->tx_quick_cons_trip_int = 2; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 8124 | bp->tx_quick_cons_trip = 20; |
Michael Chan | cf7474a | 2009-08-21 16:20:48 +0000 | [diff] [blame] | 8125 | bp->tx_ticks_int = 18; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 8126 | bp->tx_ticks = 80; |
Jeff Garzik | 6aa20a2 | 2006-09-13 13:24:59 -0400 | [diff] [blame] | 8127 | |
Michael Chan | cf7474a | 2009-08-21 16:20:48 +0000 | [diff] [blame] | 8128 | bp->rx_quick_cons_trip_int = 2; |
| 8129 | bp->rx_quick_cons_trip = 12; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 8130 | bp->rx_ticks_int = 18; |
| 8131 | bp->rx_ticks = 18; |
| 8132 | |
Michael Chan | 7ea6920 | 2007-07-16 18:27:10 -0700 | [diff] [blame] | 8133 | bp->stats_ticks = USEC_PER_SEC & BNX2_HC_STATS_TICKS_HC_STAT_TICKS; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 8134 | |
Benjamin Li | ac392ab | 2008-09-18 16:40:49 -0700 | [diff] [blame] | 8135 | bp->current_interval = BNX2_TIMER_INTERVAL; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 8136 | |
Michael Chan | 5b0c76a | 2005-11-04 08:45:49 -0800 | [diff] [blame] | 8137 | bp->phy_addr = 1; |
| 8138 | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 8139 | /* Disable WOL support if we are running on a SERDES chip. */ |
Michael Chan | 253c8b7 | 2007-01-08 19:56:01 -0800 | [diff] [blame] | 8140 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
| 8141 | bnx2_get_5709_media(bp); |
| 8142 | else if (CHIP_BOND_ID(bp) & CHIP_BOND_ID_SERDES_BIT) |
Michael Chan | 583c28e | 2008-01-21 19:51:35 -0800 | [diff] [blame] | 8143 | bp->phy_flags |= BNX2_PHY_FLAG_SERDES; |
Michael Chan | bac0dff | 2006-11-19 14:15:05 -0800 | [diff] [blame] | 8144 | |
Michael Chan | 0d8a6571 | 2007-07-07 22:49:43 -0700 | [diff] [blame] | 8145 | bp->phy_port = PORT_TP; |
Michael Chan | 583c28e | 2008-01-21 19:51:35 -0800 | [diff] [blame] | 8146 | if (bp->phy_flags & BNX2_PHY_FLAG_SERDES) { |
Michael Chan | 0d8a6571 | 2007-07-07 22:49:43 -0700 | [diff] [blame] | 8147 | bp->phy_port = PORT_FIBRE; |
Michael Chan | 2726d6e | 2008-01-29 21:35:05 -0800 | [diff] [blame] | 8148 | reg = bnx2_shmem_rd(bp, BNX2_SHARED_HW_CFG_CONFIG); |
Michael Chan | 846f5c6 | 2007-10-10 16:16:51 -0700 | [diff] [blame] | 8149 | if (!(reg & BNX2_SHARED_HW_CFG_GIG_LINK_ON_VAUX)) { |
David S. Miller | f86e82f | 2008-01-21 17:15:40 -0800 | [diff] [blame] | 8150 | bp->flags |= BNX2_FLAG_NO_WOL; |
Michael Chan | 846f5c6 | 2007-10-10 16:16:51 -0700 | [diff] [blame] | 8151 | bp->wol = 0; |
| 8152 | } |
Michael Chan | 38ea368 | 2008-02-23 19:48:57 -0800 | [diff] [blame] | 8153 | if (CHIP_NUM(bp) == CHIP_NUM_5706) { |
| 8154 | /* Don't do parallel detect on this board because of |
| 8155 | * some board problems. The link will not go down |
| 8156 | * if we do parallel detect. |
| 8157 | */ |
| 8158 | if (pdev->subsystem_vendor == PCI_VENDOR_ID_HP && |
| 8159 | pdev->subsystem_device == 0x310c) |
| 8160 | bp->phy_flags |= BNX2_PHY_FLAG_NO_PARALLEL; |
| 8161 | } else { |
Michael Chan | 5b0c76a | 2005-11-04 08:45:49 -0800 | [diff] [blame] | 8162 | bp->phy_addr = 2; |
Michael Chan | 5b0c76a | 2005-11-04 08:45:49 -0800 | [diff] [blame] | 8163 | if (reg & BNX2_SHARED_HW_CFG_PHY_2_5G) |
Michael Chan | 583c28e | 2008-01-21 19:51:35 -0800 | [diff] [blame] | 8164 | bp->phy_flags |= BNX2_PHY_FLAG_2_5G_CAPABLE; |
Michael Chan | 5b0c76a | 2005-11-04 08:45:49 -0800 | [diff] [blame] | 8165 | } |
Michael Chan | 261dd5c | 2007-01-08 19:55:46 -0800 | [diff] [blame] | 8166 | } else if (CHIP_NUM(bp) == CHIP_NUM_5706 || |
| 8167 | CHIP_NUM(bp) == CHIP_NUM_5708) |
Michael Chan | 583c28e | 2008-01-21 19:51:35 -0800 | [diff] [blame] | 8168 | bp->phy_flags |= BNX2_PHY_FLAG_CRC_FIX; |
Michael Chan | fb0c18b | 2007-12-10 17:18:23 -0800 | [diff] [blame] | 8169 | else if (CHIP_NUM(bp) == CHIP_NUM_5709 && |
| 8170 | (CHIP_REV(bp) == CHIP_REV_Ax || |
| 8171 | CHIP_REV(bp) == CHIP_REV_Bx)) |
Michael Chan | 583c28e | 2008-01-21 19:51:35 -0800 | [diff] [blame] | 8172 | bp->phy_flags |= BNX2_PHY_FLAG_DIS_EARLY_DAC; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 8173 | |
Michael Chan | 7c62e83 | 2008-07-14 22:39:03 -0700 | [diff] [blame] | 8174 | bnx2_init_fw_cap(bp); |
| 8175 | |
Michael Chan | 1608827 | 2006-06-12 22:16:43 -0700 | [diff] [blame] | 8176 | if ((CHIP_ID(bp) == CHIP_ID_5708_A0) || |
| 8177 | (CHIP_ID(bp) == CHIP_ID_5708_B0) || |
Michael Chan | 5ec6d7b | 2008-11-12 16:01:41 -0800 | [diff] [blame] | 8178 | (CHIP_ID(bp) == CHIP_ID_5708_B1) || |
| 8179 | !(REG_RD(bp, BNX2_PCI_CONFIG_3) & BNX2_PCI_CONFIG_3_VAUX_PRESET)) { |
David S. Miller | f86e82f | 2008-01-21 17:15:40 -0800 | [diff] [blame] | 8180 | bp->flags |= BNX2_FLAG_NO_WOL; |
Michael Chan | 846f5c6 | 2007-10-10 16:16:51 -0700 | [diff] [blame] | 8181 | bp->wol = 0; |
| 8182 | } |
Michael Chan | dda1e39 | 2006-01-23 16:08:14 -0800 | [diff] [blame] | 8183 | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 8184 | if (CHIP_ID(bp) == CHIP_ID_5706_A0) { |
| 8185 | bp->tx_quick_cons_trip_int = |
| 8186 | bp->tx_quick_cons_trip; |
| 8187 | bp->tx_ticks_int = bp->tx_ticks; |
| 8188 | bp->rx_quick_cons_trip_int = |
| 8189 | bp->rx_quick_cons_trip; |
| 8190 | bp->rx_ticks_int = bp->rx_ticks; |
| 8191 | bp->comp_prod_trip_int = bp->comp_prod_trip; |
| 8192 | bp->com_ticks_int = bp->com_ticks; |
| 8193 | bp->cmd_ticks_int = bp->cmd_ticks; |
| 8194 | } |
| 8195 | |
Michael Chan | f9317a4 | 2006-09-29 17:06:23 -0700 | [diff] [blame] | 8196 | /* Disable MSI on 5706 if AMD 8132 bridge is found. |
| 8197 | * |
| 8198 | * MSI is defined to be 32-bit write. The 5706 does 64-bit MSI writes |
| 8199 | * with byte enables disabled on the unused 32-bit word. This is legal |
| 8200 | * but causes problems on the AMD 8132 which will eventually stop |
| 8201 | * responding after a while. |
| 8202 | * |
| 8203 | * AMD believes this incompatibility is unique to the 5706, and |
Michael Ellerman | 88187df | 2007-01-25 19:34:07 +1100 | [diff] [blame] | 8204 | * prefers to locally disable MSI rather than globally disabling it. |
Michael Chan | f9317a4 | 2006-09-29 17:06:23 -0700 | [diff] [blame] | 8205 | */ |
| 8206 | if (CHIP_NUM(bp) == CHIP_NUM_5706 && disable_msi == 0) { |
| 8207 | struct pci_dev *amd_8132 = NULL; |
| 8208 | |
| 8209 | while ((amd_8132 = pci_get_device(PCI_VENDOR_ID_AMD, |
| 8210 | PCI_DEVICE_ID_AMD_8132_BRIDGE, |
| 8211 | amd_8132))) { |
Michael Chan | f9317a4 | 2006-09-29 17:06:23 -0700 | [diff] [blame] | 8212 | |
Auke Kok | 44c1013 | 2007-06-08 15:46:36 -0700 | [diff] [blame] | 8213 | if (amd_8132->revision >= 0x10 && |
| 8214 | amd_8132->revision <= 0x13) { |
Michael Chan | f9317a4 | 2006-09-29 17:06:23 -0700 | [diff] [blame] | 8215 | disable_msi = 1; |
| 8216 | pci_dev_put(amd_8132); |
| 8217 | break; |
| 8218 | } |
| 8219 | } |
| 8220 | } |
| 8221 | |
Michael Chan | deaf391 | 2007-07-07 22:48:00 -0700 | [diff] [blame] | 8222 | bnx2_set_default_link(bp); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 8223 | bp->req_flow_ctrl = FLOW_CTRL_RX | FLOW_CTRL_TX; |
| 8224 | |
Michael Chan | cd339a0 | 2005-08-25 15:35:24 -0700 | [diff] [blame] | 8225 | init_timer(&bp->timer); |
Benjamin Li | ac392ab | 2008-09-18 16:40:49 -0700 | [diff] [blame] | 8226 | bp->timer.expires = RUN_AT(BNX2_TIMER_INTERVAL); |
Michael Chan | cd339a0 | 2005-08-25 15:35:24 -0700 | [diff] [blame] | 8227 | bp->timer.data = (unsigned long) bp; |
| 8228 | bp->timer.function = bnx2_timer; |
| 8229 | |
Michael Chan | c239f27 | 2010-10-11 16:12:28 -0700 | [diff] [blame] | 8230 | pci_save_state(pdev); |
| 8231 | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 8232 | return 0; |
| 8233 | |
| 8234 | err_out_unmap: |
Michael Chan | 4bb9ebc | 2011-01-25 22:14:51 +0000 | [diff] [blame] | 8235 | if (bp->flags & BNX2_FLAG_AER_ENABLED) { |
Michael Chan | c239f27 | 2010-10-11 16:12:28 -0700 | [diff] [blame] | 8236 | pci_disable_pcie_error_reporting(pdev); |
Michael Chan | 4bb9ebc | 2011-01-25 22:14:51 +0000 | [diff] [blame] | 8237 | bp->flags &= ~BNX2_FLAG_AER_ENABLED; |
| 8238 | } |
Michael Chan | c239f27 | 2010-10-11 16:12:28 -0700 | [diff] [blame] | 8239 | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 8240 | if (bp->regview) { |
| 8241 | iounmap(bp->regview); |
Michael Chan | 73eef4c | 2005-08-25 15:39:15 -0700 | [diff] [blame] | 8242 | bp->regview = NULL; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 8243 | } |
| 8244 | |
| 8245 | err_out_release: |
| 8246 | pci_release_regions(pdev); |
| 8247 | |
| 8248 | err_out_disable: |
| 8249 | pci_disable_device(pdev); |
| 8250 | pci_set_drvdata(pdev, NULL); |
| 8251 | |
| 8252 | err_out: |
| 8253 | return rc; |
| 8254 | } |
| 8255 | |
Michael Chan | 883e515 | 2007-05-03 13:25:11 -0700 | [diff] [blame] | 8256 | static char * __devinit |
| 8257 | bnx2_bus_string(struct bnx2 *bp, char *str) |
| 8258 | { |
| 8259 | char *s = str; |
| 8260 | |
David S. Miller | f86e82f | 2008-01-21 17:15:40 -0800 | [diff] [blame] | 8261 | if (bp->flags & BNX2_FLAG_PCIE) { |
Michael Chan | 883e515 | 2007-05-03 13:25:11 -0700 | [diff] [blame] | 8262 | s += sprintf(s, "PCI Express"); |
| 8263 | } else { |
| 8264 | s += sprintf(s, "PCI"); |
David S. Miller | f86e82f | 2008-01-21 17:15:40 -0800 | [diff] [blame] | 8265 | if (bp->flags & BNX2_FLAG_PCIX) |
Michael Chan | 883e515 | 2007-05-03 13:25:11 -0700 | [diff] [blame] | 8266 | s += sprintf(s, "-X"); |
David S. Miller | f86e82f | 2008-01-21 17:15:40 -0800 | [diff] [blame] | 8267 | if (bp->flags & BNX2_FLAG_PCI_32BIT) |
Michael Chan | 883e515 | 2007-05-03 13:25:11 -0700 | [diff] [blame] | 8268 | s += sprintf(s, " 32-bit"); |
| 8269 | else |
| 8270 | s += sprintf(s, " 64-bit"); |
| 8271 | s += sprintf(s, " %dMHz", bp->bus_speed_mhz); |
| 8272 | } |
| 8273 | return str; |
| 8274 | } |
| 8275 | |
Michael Chan | f048fa9 | 2010-06-01 15:05:36 +0000 | [diff] [blame] | 8276 | static void |
| 8277 | bnx2_del_napi(struct bnx2 *bp) |
| 8278 | { |
| 8279 | int i; |
| 8280 | |
| 8281 | for (i = 0; i < bp->irq_nvecs; i++) |
| 8282 | netif_napi_del(&bp->bnx2_napi[i].napi); |
| 8283 | } |
| 8284 | |
| 8285 | static void |
Michael Chan | 35efa7c | 2007-12-20 19:56:37 -0800 | [diff] [blame] | 8286 | bnx2_init_napi(struct bnx2 *bp) |
| 8287 | { |
Michael Chan | b4b3604 | 2007-12-20 19:59:30 -0800 | [diff] [blame] | 8288 | int i; |
Michael Chan | 35efa7c | 2007-12-20 19:56:37 -0800 | [diff] [blame] | 8289 | |
Benjamin Li | 4327ba4 | 2010-03-23 13:13:11 +0000 | [diff] [blame] | 8290 | for (i = 0; i < bp->irq_nvecs; i++) { |
Michael Chan | 35e9010 | 2008-06-19 16:37:42 -0700 | [diff] [blame] | 8291 | struct bnx2_napi *bnapi = &bp->bnx2_napi[i]; |
| 8292 | int (*poll)(struct napi_struct *, int); |
| 8293 | |
| 8294 | if (i == 0) |
| 8295 | poll = bnx2_poll; |
| 8296 | else |
Michael Chan | f0ea2e6 | 2008-06-19 16:41:57 -0700 | [diff] [blame] | 8297 | poll = bnx2_poll_msix; |
Michael Chan | 35e9010 | 2008-06-19 16:37:42 -0700 | [diff] [blame] | 8298 | |
| 8299 | netif_napi_add(bp->dev, &bp->bnx2_napi[i].napi, poll, 64); |
Michael Chan | b4b3604 | 2007-12-20 19:59:30 -0800 | [diff] [blame] | 8300 | bnapi->bp = bp; |
| 8301 | } |
Michael Chan | 35efa7c | 2007-12-20 19:56:37 -0800 | [diff] [blame] | 8302 | } |
| 8303 | |
Stephen Hemminger | 0421eae | 2008-11-21 17:31:27 -0800 | [diff] [blame] | 8304 | static const struct net_device_ops bnx2_netdev_ops = { |
| 8305 | .ndo_open = bnx2_open, |
| 8306 | .ndo_start_xmit = bnx2_start_xmit, |
| 8307 | .ndo_stop = bnx2_close, |
Eric Dumazet | 5d07bf2 | 2010-07-08 04:08:43 +0000 | [diff] [blame] | 8308 | .ndo_get_stats64 = bnx2_get_stats64, |
Stephen Hemminger | 0421eae | 2008-11-21 17:31:27 -0800 | [diff] [blame] | 8309 | .ndo_set_rx_mode = bnx2_set_rx_mode, |
| 8310 | .ndo_do_ioctl = bnx2_ioctl, |
| 8311 | .ndo_validate_addr = eth_validate_addr, |
| 8312 | .ndo_set_mac_address = bnx2_change_mac_addr, |
| 8313 | .ndo_change_mtu = bnx2_change_mtu, |
| 8314 | .ndo_tx_timeout = bnx2_tx_timeout, |
Alexey Dobriyan | 257ddbd | 2010-01-27 10:17:41 +0000 | [diff] [blame] | 8315 | #ifdef CONFIG_NET_POLL_CONTROLLER |
Stephen Hemminger | 0421eae | 2008-11-21 17:31:27 -0800 | [diff] [blame] | 8316 | .ndo_poll_controller = poll_bnx2, |
| 8317 | #endif |
| 8318 | }; |
| 8319 | |
Balaji G | bc8d7da | 2011-03-27 17:15:19 +0000 | [diff] [blame] | 8320 | static inline void vlan_features_add(struct net_device *dev, u32 flags) |
Eric Dumazet | 72dccb0 | 2009-07-23 02:01:38 +0000 | [diff] [blame] | 8321 | { |
Eric Dumazet | 72dccb0 | 2009-07-23 02:01:38 +0000 | [diff] [blame] | 8322 | dev->vlan_features |= flags; |
Eric Dumazet | 72dccb0 | 2009-07-23 02:01:38 +0000 | [diff] [blame] | 8323 | } |
| 8324 | |
Michael Chan | 35efa7c | 2007-12-20 19:56:37 -0800 | [diff] [blame] | 8325 | static int __devinit |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 8326 | bnx2_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) |
| 8327 | { |
| 8328 | static int version_printed = 0; |
| 8329 | struct net_device *dev = NULL; |
| 8330 | struct bnx2 *bp; |
Joe Perches | 0795af5 | 2007-10-03 17:59:30 -0700 | [diff] [blame] | 8331 | int rc; |
Michael Chan | 883e515 | 2007-05-03 13:25:11 -0700 | [diff] [blame] | 8332 | char str[40]; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 8333 | |
| 8334 | if (version_printed++ == 0) |
Joe Perches | 3a9c6a4 | 2010-02-17 15:01:51 +0000 | [diff] [blame] | 8335 | pr_info("%s", version); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 8336 | |
| 8337 | /* dev zeroed in init_etherdev */ |
Benjamin Li | 706bf24 | 2008-07-18 17:55:11 -0700 | [diff] [blame] | 8338 | dev = alloc_etherdev_mq(sizeof(*bp), TX_MAX_RINGS); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 8339 | |
| 8340 | if (!dev) |
| 8341 | return -ENOMEM; |
| 8342 | |
| 8343 | rc = bnx2_init_board(pdev, dev); |
| 8344 | if (rc < 0) { |
| 8345 | free_netdev(dev); |
| 8346 | return rc; |
| 8347 | } |
| 8348 | |
Stephen Hemminger | 0421eae | 2008-11-21 17:31:27 -0800 | [diff] [blame] | 8349 | dev->netdev_ops = &bnx2_netdev_ops; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 8350 | dev->watchdog_timeo = TX_TIMEOUT; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 8351 | dev->ethtool_ops = &bnx2_ethtool_ops; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 8352 | |
Michael Chan | 972ec0d | 2006-01-23 16:12:43 -0800 | [diff] [blame] | 8353 | bp = netdev_priv(dev); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 8354 | |
Michael Chan | 1b2f922 | 2007-05-03 13:20:19 -0700 | [diff] [blame] | 8355 | pci_set_drvdata(pdev, dev); |
| 8356 | |
Michael Chan | 57579f7 | 2009-04-04 16:51:14 -0700 | [diff] [blame] | 8357 | rc = bnx2_request_firmware(bp); |
| 8358 | if (rc) |
| 8359 | goto error; |
| 8360 | |
Michael Chan | 1b2f922 | 2007-05-03 13:20:19 -0700 | [diff] [blame] | 8361 | memcpy(dev->dev_addr, bp->mac_addr, 6); |
| 8362 | memcpy(dev->perm_addr, bp->mac_addr, 6); |
Michael Chan | 1b2f922 | 2007-05-03 13:20:19 -0700 | [diff] [blame] | 8363 | |
Michael Chan | fdc8541 | 2010-07-03 20:42:16 +0000 | [diff] [blame] | 8364 | dev->features |= NETIF_F_IP_CSUM | NETIF_F_SG | NETIF_F_GRO | |
| 8365 | NETIF_F_RXHASH; |
Eric Dumazet | 72dccb0 | 2009-07-23 02:01:38 +0000 | [diff] [blame] | 8366 | vlan_features_add(dev, NETIF_F_IP_CSUM | NETIF_F_SG); |
| 8367 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
Stephen Hemminger | d212f87 | 2007-06-27 00:47:37 -0700 | [diff] [blame] | 8368 | dev->features |= NETIF_F_IPV6_CSUM; |
Eric Dumazet | 72dccb0 | 2009-07-23 02:01:38 +0000 | [diff] [blame] | 8369 | vlan_features_add(dev, NETIF_F_IPV6_CSUM); |
| 8370 | } |
Michael Chan | 1b2f922 | 2007-05-03 13:20:19 -0700 | [diff] [blame] | 8371 | dev->features |= NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_RX; |
Michael Chan | 1b2f922 | 2007-05-03 13:20:19 -0700 | [diff] [blame] | 8372 | dev->features |= NETIF_F_TSO | NETIF_F_TSO_ECN; |
Eric Dumazet | 72dccb0 | 2009-07-23 02:01:38 +0000 | [diff] [blame] | 8373 | vlan_features_add(dev, NETIF_F_TSO | NETIF_F_TSO_ECN); |
| 8374 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
Michael Chan | 4666f87 | 2007-05-03 13:22:28 -0700 | [diff] [blame] | 8375 | dev->features |= NETIF_F_TSO6; |
Eric Dumazet | 72dccb0 | 2009-07-23 02:01:38 +0000 | [diff] [blame] | 8376 | vlan_features_add(dev, NETIF_F_TSO6); |
| 8377 | } |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 8378 | if ((rc = register_netdev(dev))) { |
Jeff Garzik | 9b91cf9 | 2006-06-27 11:39:50 -0400 | [diff] [blame] | 8379 | dev_err(&pdev->dev, "Cannot register net device\n"); |
Michael Chan | 57579f7 | 2009-04-04 16:51:14 -0700 | [diff] [blame] | 8380 | goto error; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 8381 | } |
| 8382 | |
Joe Perches | 3a9c6a4 | 2010-02-17 15:01:51 +0000 | [diff] [blame] | 8383 | netdev_info(dev, "%s (%c%d) %s found at mem %lx, IRQ %d, node addr %pM\n", |
| 8384 | board_info[ent->driver_data].name, |
| 8385 | ((CHIP_ID(bp) & 0xf000) >> 12) + 'A', |
| 8386 | ((CHIP_ID(bp) & 0x0ff0) >> 4), |
| 8387 | bnx2_bus_string(bp, str), |
| 8388 | dev->base_addr, |
| 8389 | bp->pdev->irq, dev->dev_addr); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 8390 | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 8391 | return 0; |
Michael Chan | 57579f7 | 2009-04-04 16:51:14 -0700 | [diff] [blame] | 8392 | |
| 8393 | error: |
| 8394 | if (bp->mips_firmware) |
| 8395 | release_firmware(bp->mips_firmware); |
| 8396 | if (bp->rv2p_firmware) |
| 8397 | release_firmware(bp->rv2p_firmware); |
| 8398 | |
| 8399 | if (bp->regview) |
| 8400 | iounmap(bp->regview); |
| 8401 | pci_release_regions(pdev); |
| 8402 | pci_disable_device(pdev); |
| 8403 | pci_set_drvdata(pdev, NULL); |
| 8404 | free_netdev(dev); |
| 8405 | return rc; |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 8406 | } |
| 8407 | |
| 8408 | static void __devexit |
| 8409 | bnx2_remove_one(struct pci_dev *pdev) |
| 8410 | { |
| 8411 | struct net_device *dev = pci_get_drvdata(pdev); |
Michael Chan | 972ec0d | 2006-01-23 16:12:43 -0800 | [diff] [blame] | 8412 | struct bnx2 *bp = netdev_priv(dev); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 8413 | |
| 8414 | unregister_netdev(dev); |
| 8415 | |
Michael Chan | 57579f7 | 2009-04-04 16:51:14 -0700 | [diff] [blame] | 8416 | if (bp->mips_firmware) |
| 8417 | release_firmware(bp->mips_firmware); |
| 8418 | if (bp->rv2p_firmware) |
| 8419 | release_firmware(bp->rv2p_firmware); |
| 8420 | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 8421 | if (bp->regview) |
| 8422 | iounmap(bp->regview); |
| 8423 | |
Michael Chan | 354fcd7 | 2010-01-17 07:30:44 +0000 | [diff] [blame] | 8424 | kfree(bp->temp_stats_blk); |
| 8425 | |
Michael Chan | 4bb9ebc | 2011-01-25 22:14:51 +0000 | [diff] [blame] | 8426 | if (bp->flags & BNX2_FLAG_AER_ENABLED) { |
Michael Chan | c239f27 | 2010-10-11 16:12:28 -0700 | [diff] [blame] | 8427 | pci_disable_pcie_error_reporting(pdev); |
Michael Chan | 4bb9ebc | 2011-01-25 22:14:51 +0000 | [diff] [blame] | 8428 | bp->flags &= ~BNX2_FLAG_AER_ENABLED; |
| 8429 | } |
John Feeney | cd709aa | 2010-08-22 17:45:53 +0000 | [diff] [blame] | 8430 | |
Michael Chan | c239f27 | 2010-10-11 16:12:28 -0700 | [diff] [blame] | 8431 | free_netdev(dev); |
John Feeney | cd709aa | 2010-08-22 17:45:53 +0000 | [diff] [blame] | 8432 | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 8433 | pci_release_regions(pdev); |
| 8434 | pci_disable_device(pdev); |
| 8435 | pci_set_drvdata(pdev, NULL); |
| 8436 | } |
| 8437 | |
| 8438 | static int |
Pavel Machek | 829ca9a | 2005-09-03 15:56:56 -0700 | [diff] [blame] | 8439 | bnx2_suspend(struct pci_dev *pdev, pm_message_t state) |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 8440 | { |
| 8441 | struct net_device *dev = pci_get_drvdata(pdev); |
Michael Chan | 972ec0d | 2006-01-23 16:12:43 -0800 | [diff] [blame] | 8442 | struct bnx2 *bp = netdev_priv(dev); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 8443 | |
Michael Chan | 6caebb0 | 2007-08-03 20:57:25 -0700 | [diff] [blame] | 8444 | /* PCI register 4 needs to be saved whether netif_running() or not. |
| 8445 | * MSI address and data need to be saved if using MSI and |
| 8446 | * netif_running(). |
| 8447 | */ |
| 8448 | pci_save_state(pdev); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 8449 | if (!netif_running(dev)) |
| 8450 | return 0; |
| 8451 | |
Tejun Heo | 23f333a | 2010-12-12 16:45:14 +0100 | [diff] [blame] | 8452 | cancel_work_sync(&bp->reset_task); |
Michael Chan | 212f993 | 2010-04-27 11:28:10 +0000 | [diff] [blame] | 8453 | bnx2_netif_stop(bp, true); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 8454 | netif_device_detach(dev); |
| 8455 | del_timer_sync(&bp->timer); |
Michael Chan | 74bf4ba | 2008-10-09 12:21:08 -0700 | [diff] [blame] | 8456 | bnx2_shutdown_chip(bp); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 8457 | bnx2_free_skbs(bp); |
Pavel Machek | 829ca9a | 2005-09-03 15:56:56 -0700 | [diff] [blame] | 8458 | bnx2_set_power_state(bp, pci_choose_state(pdev, state)); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 8459 | return 0; |
| 8460 | } |
| 8461 | |
| 8462 | static int |
| 8463 | bnx2_resume(struct pci_dev *pdev) |
| 8464 | { |
| 8465 | struct net_device *dev = pci_get_drvdata(pdev); |
Michael Chan | 972ec0d | 2006-01-23 16:12:43 -0800 | [diff] [blame] | 8466 | struct bnx2 *bp = netdev_priv(dev); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 8467 | |
Michael Chan | 6caebb0 | 2007-08-03 20:57:25 -0700 | [diff] [blame] | 8468 | pci_restore_state(pdev); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 8469 | if (!netif_running(dev)) |
| 8470 | return 0; |
| 8471 | |
Pavel Machek | 829ca9a | 2005-09-03 15:56:56 -0700 | [diff] [blame] | 8472 | bnx2_set_power_state(bp, PCI_D0); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 8473 | netif_device_attach(dev); |
Michael Chan | 9a120bc | 2008-05-16 22:17:45 -0700 | [diff] [blame] | 8474 | bnx2_init_nic(bp, 1); |
Michael Chan | 212f993 | 2010-04-27 11:28:10 +0000 | [diff] [blame] | 8475 | bnx2_netif_start(bp, true); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 8476 | return 0; |
| 8477 | } |
| 8478 | |
Wendy Xiong | 6ff2da4 | 2008-05-16 22:18:21 -0700 | [diff] [blame] | 8479 | /** |
| 8480 | * bnx2_io_error_detected - called when PCI error is detected |
| 8481 | * @pdev: Pointer to PCI device |
| 8482 | * @state: The current pci connection state |
| 8483 | * |
| 8484 | * This function is called after a PCI bus error affecting |
| 8485 | * this device has been detected. |
| 8486 | */ |
| 8487 | static pci_ers_result_t bnx2_io_error_detected(struct pci_dev *pdev, |
| 8488 | pci_channel_state_t state) |
| 8489 | { |
| 8490 | struct net_device *dev = pci_get_drvdata(pdev); |
| 8491 | struct bnx2 *bp = netdev_priv(dev); |
| 8492 | |
| 8493 | rtnl_lock(); |
| 8494 | netif_device_detach(dev); |
| 8495 | |
Dean Nelson | 2ec3de2 | 2009-07-31 09:13:18 +0000 | [diff] [blame] | 8496 | if (state == pci_channel_io_perm_failure) { |
| 8497 | rtnl_unlock(); |
| 8498 | return PCI_ERS_RESULT_DISCONNECT; |
| 8499 | } |
| 8500 | |
Wendy Xiong | 6ff2da4 | 2008-05-16 22:18:21 -0700 | [diff] [blame] | 8501 | if (netif_running(dev)) { |
Michael Chan | 212f993 | 2010-04-27 11:28:10 +0000 | [diff] [blame] | 8502 | bnx2_netif_stop(bp, true); |
Wendy Xiong | 6ff2da4 | 2008-05-16 22:18:21 -0700 | [diff] [blame] | 8503 | del_timer_sync(&bp->timer); |
| 8504 | bnx2_reset_nic(bp, BNX2_DRV_MSG_CODE_RESET); |
| 8505 | } |
| 8506 | |
| 8507 | pci_disable_device(pdev); |
| 8508 | rtnl_unlock(); |
| 8509 | |
| 8510 | /* Request a slot slot reset. */ |
| 8511 | return PCI_ERS_RESULT_NEED_RESET; |
| 8512 | } |
| 8513 | |
| 8514 | /** |
| 8515 | * bnx2_io_slot_reset - called after the pci bus has been reset. |
| 8516 | * @pdev: Pointer to PCI device |
| 8517 | * |
| 8518 | * Restart the card from scratch, as if from a cold-boot. |
| 8519 | */ |
| 8520 | static pci_ers_result_t bnx2_io_slot_reset(struct pci_dev *pdev) |
| 8521 | { |
| 8522 | struct net_device *dev = pci_get_drvdata(pdev); |
| 8523 | struct bnx2 *bp = netdev_priv(dev); |
John Feeney | cd709aa | 2010-08-22 17:45:53 +0000 | [diff] [blame] | 8524 | pci_ers_result_t result; |
| 8525 | int err; |
Wendy Xiong | 6ff2da4 | 2008-05-16 22:18:21 -0700 | [diff] [blame] | 8526 | |
| 8527 | rtnl_lock(); |
| 8528 | if (pci_enable_device(pdev)) { |
| 8529 | dev_err(&pdev->dev, |
Joe Perches | 3a9c6a4 | 2010-02-17 15:01:51 +0000 | [diff] [blame] | 8530 | "Cannot re-enable PCI device after reset\n"); |
John Feeney | cd709aa | 2010-08-22 17:45:53 +0000 | [diff] [blame] | 8531 | result = PCI_ERS_RESULT_DISCONNECT; |
| 8532 | } else { |
| 8533 | pci_set_master(pdev); |
| 8534 | pci_restore_state(pdev); |
| 8535 | pci_save_state(pdev); |
Wendy Xiong | 6ff2da4 | 2008-05-16 22:18:21 -0700 | [diff] [blame] | 8536 | |
John Feeney | cd709aa | 2010-08-22 17:45:53 +0000 | [diff] [blame] | 8537 | if (netif_running(dev)) { |
| 8538 | bnx2_set_power_state(bp, PCI_D0); |
| 8539 | bnx2_init_nic(bp, 1); |
| 8540 | } |
| 8541 | result = PCI_ERS_RESULT_RECOVERED; |
Wendy Xiong | 6ff2da4 | 2008-05-16 22:18:21 -0700 | [diff] [blame] | 8542 | } |
Wendy Xiong | 6ff2da4 | 2008-05-16 22:18:21 -0700 | [diff] [blame] | 8543 | rtnl_unlock(); |
John Feeney | cd709aa | 2010-08-22 17:45:53 +0000 | [diff] [blame] | 8544 | |
Michael Chan | 4bb9ebc | 2011-01-25 22:14:51 +0000 | [diff] [blame] | 8545 | if (!(bp->flags & BNX2_FLAG_AER_ENABLED)) |
Michael Chan | c239f27 | 2010-10-11 16:12:28 -0700 | [diff] [blame] | 8546 | return result; |
| 8547 | |
John Feeney | cd709aa | 2010-08-22 17:45:53 +0000 | [diff] [blame] | 8548 | err = pci_cleanup_aer_uncorrect_error_status(pdev); |
| 8549 | if (err) { |
| 8550 | dev_err(&pdev->dev, |
| 8551 | "pci_cleanup_aer_uncorrect_error_status failed 0x%0x\n", |
| 8552 | err); /* non-fatal, continue */ |
| 8553 | } |
| 8554 | |
| 8555 | return result; |
Wendy Xiong | 6ff2da4 | 2008-05-16 22:18:21 -0700 | [diff] [blame] | 8556 | } |
| 8557 | |
| 8558 | /** |
| 8559 | * bnx2_io_resume - called when traffic can start flowing again. |
| 8560 | * @pdev: Pointer to PCI device |
| 8561 | * |
| 8562 | * This callback is called when the error recovery driver tells us that |
| 8563 | * its OK to resume normal operation. |
| 8564 | */ |
| 8565 | static void bnx2_io_resume(struct pci_dev *pdev) |
| 8566 | { |
| 8567 | struct net_device *dev = pci_get_drvdata(pdev); |
| 8568 | struct bnx2 *bp = netdev_priv(dev); |
| 8569 | |
| 8570 | rtnl_lock(); |
| 8571 | if (netif_running(dev)) |
Michael Chan | 212f993 | 2010-04-27 11:28:10 +0000 | [diff] [blame] | 8572 | bnx2_netif_start(bp, true); |
Wendy Xiong | 6ff2da4 | 2008-05-16 22:18:21 -0700 | [diff] [blame] | 8573 | |
| 8574 | netif_device_attach(dev); |
| 8575 | rtnl_unlock(); |
| 8576 | } |
| 8577 | |
| 8578 | static struct pci_error_handlers bnx2_err_handler = { |
| 8579 | .error_detected = bnx2_io_error_detected, |
| 8580 | .slot_reset = bnx2_io_slot_reset, |
| 8581 | .resume = bnx2_io_resume, |
| 8582 | }; |
| 8583 | |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 8584 | static struct pci_driver bnx2_pci_driver = { |
Peter Hagervall | 14ab9b8 | 2005-08-10 14:18:16 -0700 | [diff] [blame] | 8585 | .name = DRV_MODULE_NAME, |
| 8586 | .id_table = bnx2_pci_tbl, |
| 8587 | .probe = bnx2_init_one, |
| 8588 | .remove = __devexit_p(bnx2_remove_one), |
| 8589 | .suspend = bnx2_suspend, |
| 8590 | .resume = bnx2_resume, |
Wendy Xiong | 6ff2da4 | 2008-05-16 22:18:21 -0700 | [diff] [blame] | 8591 | .err_handler = &bnx2_err_handler, |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 8592 | }; |
| 8593 | |
| 8594 | static int __init bnx2_init(void) |
| 8595 | { |
Jeff Garzik | 2991762 | 2006-08-19 17:48:59 -0400 | [diff] [blame] | 8596 | return pci_register_driver(&bnx2_pci_driver); |
Michael Chan | b6016b7 | 2005-05-26 13:03:09 -0700 | [diff] [blame] | 8597 | } |
| 8598 | |
| 8599 | static void __exit bnx2_cleanup(void) |
| 8600 | { |
| 8601 | pci_unregister_driver(&bnx2_pci_driver); |
| 8602 | } |
| 8603 | |
| 8604 | module_init(bnx2_init); |
| 8605 | module_exit(bnx2_cleanup); |
| 8606 | |
| 8607 | |
| 8608 | |