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Commit | Line | Data |
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b6016b76 MC |
1 | /* bnx2.c: Broadcom NX2 network driver. |
2 | * | |
bec92044 | 3 | * Copyright (c) 2004-2010 Broadcom Corporation |
b6016b76 MC |
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 | ||
3a9c6a49 | 12 | #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt |
f2a4f052 MC |
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> | |
1977f032 | 30 | #include <linux/bitops.h> |
f2a4f052 MC |
31 | #include <asm/io.h> |
32 | #include <asm/irq.h> | |
33 | #include <linux/delay.h> | |
34 | #include <asm/byteorder.h> | |
c86a31f4 | 35 | #include <asm/page.h> |
f2a4f052 MC |
36 | #include <linux/time.h> |
37 | #include <linux/ethtool.h> | |
38 | #include <linux/mii.h> | |
f2a4f052 | 39 | #include <linux/if_vlan.h> |
f2a4f052 | 40 | #include <net/ip.h> |
de081fa5 | 41 | #include <net/tcp.h> |
f2a4f052 | 42 | #include <net/checksum.h> |
f2a4f052 MC |
43 | #include <linux/workqueue.h> |
44 | #include <linux/crc32.h> | |
45 | #include <linux/prefetch.h> | |
29b12174 | 46 | #include <linux/cache.h> |
57579f76 | 47 | #include <linux/firmware.h> |
706bf240 | 48 | #include <linux/log2.h> |
cd709aa9 | 49 | #include <linux/aer.h> |
f2a4f052 | 50 | |
4edd473f MC |
51 | #if defined(CONFIG_CNIC) || defined(CONFIG_CNIC_MODULE) |
52 | #define BCM_CNIC 1 | |
53 | #include "cnic_if.h" | |
54 | #endif | |
b6016b76 MC |
55 | #include "bnx2.h" |
56 | #include "bnx2_fw.h" | |
b3448b0b | 57 | |
b6016b76 | 58 | #define DRV_MODULE_NAME "bnx2" |
be7ff1af MC |
59 | #define DRV_MODULE_VERSION "2.0.20" |
60 | #define DRV_MODULE_RELDATE "Nov 24, 2010" | |
22fa159d MC |
61 | #define FW_MIPS_FILE_06 "bnx2/bnx2-mips-06-6.0.15.fw" |
62 | #define FW_RV2P_FILE_06 "bnx2/bnx2-rv2p-06-6.0.15.fw" | |
63 | #define FW_MIPS_FILE_09 "bnx2/bnx2-mips-09-6.0.17.fw" | |
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" | |
b6016b76 MC |
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 | ||
fefa8645 | 72 | static char version[] __devinitdata = |
b6016b76 MC |
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>"); | |
453a9c6e | 76 | MODULE_DESCRIPTION("Broadcom NetXtreme II BCM5706/5708/5709/5716 Driver"); |
b6016b76 MC |
77 | MODULE_LICENSE("GPL"); |
78 | MODULE_VERSION(DRV_MODULE_VERSION); | |
57579f76 MC |
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); | |
078b0735 | 83 | MODULE_FIRMWARE(FW_RV2P_FILE_09_Ax); |
b6016b76 MC |
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, | |
5b0c76ad MC |
96 | BCM5708, |
97 | BCM5708S, | |
bac0dff6 | 98 | BCM5709, |
27a005b8 | 99 | BCM5709S, |
7bb0a04f | 100 | BCM5716, |
1caacecb | 101 | BCM5716S, |
b6016b76 MC |
102 | } board_t; |
103 | ||
104 | /* indexed by board_t, above */ | |
fefa8645 | 105 | static struct { |
b6016b76 MC |
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" }, | |
5b0c76ad MC |
113 | { "Broadcom NetXtreme II BCM5708 1000Base-T" }, |
114 | { "Broadcom NetXtreme II BCM5708 1000Base-SX" }, | |
bac0dff6 | 115 | { "Broadcom NetXtreme II BCM5709 1000Base-T" }, |
27a005b8 | 116 | { "Broadcom NetXtreme II BCM5709 1000Base-SX" }, |
7bb0a04f | 117 | { "Broadcom NetXtreme II BCM5716 1000Base-T" }, |
1caacecb | 118 | { "Broadcom NetXtreme II BCM5716 1000Base-SX" }, |
b6016b76 MC |
119 | }; |
120 | ||
7bb0a04f | 121 | static DEFINE_PCI_DEVICE_TABLE(bnx2_pci_tbl) = { |
b6016b76 MC |
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 }, | |
5b0c76ad MC |
128 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5708, |
129 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM5708 }, | |
b6016b76 MC |
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 }, | |
5b0c76ad MC |
134 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5708S, |
135 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM5708S }, | |
bac0dff6 MC |
136 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5709, |
137 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM5709 }, | |
27a005b8 MC |
138 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5709S, |
139 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM5709S }, | |
7bb0a04f MC |
140 | { PCI_VENDOR_ID_BROADCOM, 0x163b, |
141 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM5716 }, | |
1caacecb | 142 | { PCI_VENDOR_ID_BROADCOM, 0x163c, |
1f2435e5 | 143 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM5716S }, |
b6016b76 MC |
144 | { 0, } |
145 | }; | |
146 | ||
0ced9d01 | 147 | static const struct flash_spec flash_table[] = |
b6016b76 | 148 | { |
e30372c9 MC |
149 | #define BUFFERED_FLAGS (BNX2_NV_BUFFERED | BNX2_NV_TRANSLATE) |
150 | #define NONBUFFERED_FLAGS (BNX2_NV_WREN) | |
b6016b76 | 151 | /* Slow EEPROM */ |
37137709 | 152 | {0x00000000, 0x40830380, 0x009f0081, 0xa184a053, 0xaf000400, |
e30372c9 | 153 | BUFFERED_FLAGS, SEEPROM_PAGE_BITS, SEEPROM_PAGE_SIZE, |
b6016b76 MC |
154 | SEEPROM_BYTE_ADDR_MASK, SEEPROM_TOTAL_SIZE, |
155 | "EEPROM - slow"}, | |
37137709 MC |
156 | /* Expansion entry 0001 */ |
157 | {0x08000002, 0x4b808201, 0x00050081, 0x03840253, 0xaf020406, | |
e30372c9 | 158 | NONBUFFERED_FLAGS, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, |
37137709 MC |
159 | SAIFUN_FLASH_BYTE_ADDR_MASK, 0, |
160 | "Entry 0001"}, | |
b6016b76 MC |
161 | /* Saifun SA25F010 (non-buffered flash) */ |
162 | /* strap, cfg1, & write1 need updates */ | |
37137709 | 163 | {0x04000001, 0x47808201, 0x00050081, 0x03840253, 0xaf020406, |
e30372c9 | 164 | NONBUFFERED_FLAGS, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, |
b6016b76 MC |
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 */ | |
37137709 | 169 | {0x0c000003, 0x4f808201, 0x00050081, 0x03840253, 0xaf020406, |
e30372c9 | 170 | NONBUFFERED_FLAGS, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, |
b6016b76 MC |
171 | SAIFUN_FLASH_BYTE_ADDR_MASK, SAIFUN_FLASH_BASE_TOTAL_SIZE*4, |
172 | "Non-buffered flash (256kB)"}, | |
37137709 MC |
173 | /* Expansion entry 0100 */ |
174 | {0x11000000, 0x53808201, 0x00050081, 0x03840253, 0xaf020406, | |
e30372c9 | 175 | NONBUFFERED_FLAGS, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, |
37137709 MC |
176 | SAIFUN_FLASH_BYTE_ADDR_MASK, 0, |
177 | "Entry 0100"}, | |
178 | /* Entry 0101: ST M45PE10 (non-buffered flash, TetonII B0) */ | |
6aa20a22 | 179 | {0x19000002, 0x5b808201, 0x000500db, 0x03840253, 0xaf020406, |
e30372c9 | 180 | NONBUFFERED_FLAGS, ST_MICRO_FLASH_PAGE_BITS, ST_MICRO_FLASH_PAGE_SIZE, |
37137709 MC |
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, | |
e30372c9 | 185 | NONBUFFERED_FLAGS, ST_MICRO_FLASH_PAGE_BITS, ST_MICRO_FLASH_PAGE_SIZE, |
37137709 MC |
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, | |
e30372c9 | 191 | NONBUFFERED_FLAGS, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, |
37137709 MC |
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, | |
e30372c9 | 196 | BUFFERED_FLAGS, SEEPROM_PAGE_BITS, SEEPROM_PAGE_SIZE, |
37137709 MC |
197 | SEEPROM_BYTE_ADDR_MASK, SEEPROM_TOTAL_SIZE, |
198 | "EEPROM - fast"}, | |
199 | /* Expansion entry 1001 */ | |
200 | {0x2a000002, 0x6b808201, 0x00050081, 0x03840253, 0xaf020406, | |
e30372c9 | 201 | NONBUFFERED_FLAGS, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, |
37137709 MC |
202 | SAIFUN_FLASH_BYTE_ADDR_MASK, 0, |
203 | "Entry 1001"}, | |
204 | /* Expansion entry 1010 */ | |
205 | {0x26000001, 0x67808201, 0x00050081, 0x03840253, 0xaf020406, | |
e30372c9 | 206 | NONBUFFERED_FLAGS, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, |
37137709 MC |
207 | SAIFUN_FLASH_BYTE_ADDR_MASK, 0, |
208 | "Entry 1010"}, | |
209 | /* ATMEL AT45DB011B (buffered flash) */ | |
210 | {0x2e000003, 0x6e808273, 0x00570081, 0x68848353, 0xaf000400, | |
e30372c9 | 211 | BUFFERED_FLAGS, BUFFERED_FLASH_PAGE_BITS, BUFFERED_FLASH_PAGE_SIZE, |
37137709 MC |
212 | BUFFERED_FLASH_BYTE_ADDR_MASK, BUFFERED_FLASH_TOTAL_SIZE, |
213 | "Buffered flash (128kB)"}, | |
214 | /* Expansion entry 1100 */ | |
215 | {0x33000000, 0x73808201, 0x00050081, 0x03840253, 0xaf020406, | |
e30372c9 | 216 | NONBUFFERED_FLAGS, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, |
37137709 MC |
217 | SAIFUN_FLASH_BYTE_ADDR_MASK, 0, |
218 | "Entry 1100"}, | |
219 | /* Expansion entry 1101 */ | |
220 | {0x3b000002, 0x7b808201, 0x00050081, 0x03840253, 0xaf020406, | |
e30372c9 | 221 | NONBUFFERED_FLAGS, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, |
37137709 MC |
222 | SAIFUN_FLASH_BYTE_ADDR_MASK, 0, |
223 | "Entry 1101"}, | |
224 | /* Ateml Expansion entry 1110 */ | |
225 | {0x37000001, 0x76808273, 0x00570081, 0x68848353, 0xaf000400, | |
e30372c9 | 226 | BUFFERED_FLAGS, BUFFERED_FLASH_PAGE_BITS, BUFFERED_FLASH_PAGE_SIZE, |
37137709 MC |
227 | BUFFERED_FLASH_BYTE_ADDR_MASK, 0, |
228 | "Entry 1110 (Atmel)"}, | |
229 | /* ATMEL AT45DB021B (buffered flash) */ | |
230 | {0x3f000003, 0x7e808273, 0x00570081, 0x68848353, 0xaf000400, | |
e30372c9 | 231 | BUFFERED_FLAGS, BUFFERED_FLASH_PAGE_BITS, BUFFERED_FLASH_PAGE_SIZE, |
37137709 MC |
232 | BUFFERED_FLASH_BYTE_ADDR_MASK, BUFFERED_FLASH_TOTAL_SIZE*2, |
233 | "Buffered flash (256kB)"}, | |
b6016b76 MC |
234 | }; |
235 | ||
0ced9d01 | 236 | static const struct flash_spec flash_5709 = { |
e30372c9 MC |
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 | ||
b6016b76 MC |
245 | MODULE_DEVICE_TABLE(pci, bnx2_pci_tbl); |
246 | ||
4327ba43 | 247 | static void bnx2_init_napi(struct bnx2 *bp); |
f048fa9c | 248 | static void bnx2_del_napi(struct bnx2 *bp); |
4327ba43 | 249 | |
35e9010b | 250 | static inline u32 bnx2_tx_avail(struct bnx2 *bp, struct bnx2_tx_ring_info *txr) |
e89bbf10 | 251 | { |
2f8af120 | 252 | u32 diff; |
e89bbf10 | 253 | |
11848b96 MC |
254 | /* Tell compiler to fetch tx_prod and tx_cons from memory. */ |
255 | barrier(); | |
faac9c4b MC |
256 | |
257 | /* The ring uses 256 indices for 255 entries, one of them | |
258 | * needs to be skipped. | |
259 | */ | |
35e9010b | 260 | diff = txr->tx_prod - txr->tx_cons; |
faac9c4b MC |
261 | if (unlikely(diff >= TX_DESC_CNT)) { |
262 | diff &= 0xffff; | |
263 | if (diff == TX_DESC_CNT) | |
264 | diff = MAX_TX_DESC_CNT; | |
265 | } | |
807540ba | 266 | return bp->tx_ring_size - diff; |
e89bbf10 MC |
267 | } |
268 | ||
b6016b76 MC |
269 | static u32 |
270 | bnx2_reg_rd_ind(struct bnx2 *bp, u32 offset) | |
271 | { | |
1b8227c4 MC |
272 | u32 val; |
273 | ||
274 | spin_lock_bh(&bp->indirect_lock); | |
b6016b76 | 275 | REG_WR(bp, BNX2_PCICFG_REG_WINDOW_ADDRESS, offset); |
1b8227c4 MC |
276 | val = REG_RD(bp, BNX2_PCICFG_REG_WINDOW); |
277 | spin_unlock_bh(&bp->indirect_lock); | |
278 | return val; | |
b6016b76 MC |
279 | } |
280 | ||
281 | static void | |
282 | bnx2_reg_wr_ind(struct bnx2 *bp, u32 offset, u32 val) | |
283 | { | |
1b8227c4 | 284 | spin_lock_bh(&bp->indirect_lock); |
b6016b76 MC |
285 | REG_WR(bp, BNX2_PCICFG_REG_WINDOW_ADDRESS, offset); |
286 | REG_WR(bp, BNX2_PCICFG_REG_WINDOW, val); | |
1b8227c4 | 287 | spin_unlock_bh(&bp->indirect_lock); |
b6016b76 MC |
288 | } |
289 | ||
2726d6e1 MC |
290 | static void |
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 | { | |
807540ba | 299 | return bnx2_reg_rd_ind(bp, bp->shmem_base + offset); |
2726d6e1 MC |
300 | } |
301 | ||
b6016b76 MC |
302 | static void |
303 | bnx2_ctx_wr(struct bnx2 *bp, u32 cid_addr, u32 offset, u32 val) | |
304 | { | |
305 | offset += cid_addr; | |
1b8227c4 | 306 | spin_lock_bh(&bp->indirect_lock); |
59b47d8a MC |
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++) { | |
59b47d8a MC |
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 | } | |
1b8227c4 | 323 | spin_unlock_bh(&bp->indirect_lock); |
b6016b76 MC |
324 | } |
325 | ||
4edd473f MC |
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 | ||
c5a88950 | 405 | mutex_lock(&bp->cnic_lock); |
4edd473f MC |
406 | cp->drv_state = 0; |
407 | bnapi->cnic_present = 0; | |
408 | rcu_assign_pointer(bp->cnic_ops, NULL); | |
c5a88950 | 409 | mutex_unlock(&bp->cnic_lock); |
4edd473f MC |
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 | ||
c5a88950 MC |
437 | mutex_lock(&bp->cnic_lock); |
438 | c_ops = bp->cnic_ops; | |
4edd473f MC |
439 | if (c_ops) { |
440 | info.cmd = CNIC_CTL_STOP_CMD; | |
441 | c_ops->cnic_ctl(bp->cnic_data, &info); | |
442 | } | |
c5a88950 | 443 | mutex_unlock(&bp->cnic_lock); |
4edd473f MC |
444 | } |
445 | ||
446 | static void | |
447 | bnx2_cnic_start(struct bnx2 *bp) | |
448 | { | |
449 | struct cnic_ops *c_ops; | |
450 | struct cnic_ctl_info info; | |
451 | ||
c5a88950 MC |
452 | mutex_lock(&bp->cnic_lock); |
453 | c_ops = bp->cnic_ops; | |
4edd473f MC |
454 | if (c_ops) { |
455 | if (!(bp->flags & BNX2_FLAG_USING_MSIX)) { | |
456 | struct bnx2_napi *bnapi = &bp->bnx2_napi[0]; | |
457 | ||
458 | bnapi->cnic_tag = bnapi->last_status_idx; | |
459 | } | |
460 | info.cmd = CNIC_CTL_START_CMD; | |
461 | c_ops->cnic_ctl(bp->cnic_data, &info); | |
462 | } | |
c5a88950 | 463 | mutex_unlock(&bp->cnic_lock); |
4edd473f MC |
464 | } |
465 | ||
466 | #else | |
467 | ||
468 | static void | |
469 | bnx2_cnic_stop(struct bnx2 *bp) | |
470 | { | |
471 | } | |
472 | ||
473 | static void | |
474 | bnx2_cnic_start(struct bnx2 *bp) | |
475 | { | |
476 | } | |
477 | ||
478 | #endif | |
479 | ||
b6016b76 MC |
480 | static int |
481 | bnx2_read_phy(struct bnx2 *bp, u32 reg, u32 *val) | |
482 | { | |
483 | u32 val1; | |
484 | int i, ret; | |
485 | ||
583c28e5 | 486 | if (bp->phy_flags & BNX2_PHY_FLAG_INT_MODE_AUTO_POLLING) { |
b6016b76 MC |
487 | val1 = REG_RD(bp, BNX2_EMAC_MDIO_MODE); |
488 | val1 &= ~BNX2_EMAC_MDIO_MODE_AUTO_POLL; | |
489 | ||
490 | REG_WR(bp, BNX2_EMAC_MDIO_MODE, val1); | |
491 | REG_RD(bp, BNX2_EMAC_MDIO_MODE); | |
492 | ||
493 | udelay(40); | |
494 | } | |
495 | ||
496 | val1 = (bp->phy_addr << 21) | (reg << 16) | | |
497 | BNX2_EMAC_MDIO_COMM_COMMAND_READ | BNX2_EMAC_MDIO_COMM_DISEXT | | |
498 | BNX2_EMAC_MDIO_COMM_START_BUSY; | |
499 | REG_WR(bp, BNX2_EMAC_MDIO_COMM, val1); | |
500 | ||
501 | for (i = 0; i < 50; i++) { | |
502 | udelay(10); | |
503 | ||
504 | val1 = REG_RD(bp, BNX2_EMAC_MDIO_COMM); | |
505 | if (!(val1 & BNX2_EMAC_MDIO_COMM_START_BUSY)) { | |
506 | udelay(5); | |
507 | ||
508 | val1 = REG_RD(bp, BNX2_EMAC_MDIO_COMM); | |
509 | val1 &= BNX2_EMAC_MDIO_COMM_DATA; | |
510 | ||
511 | break; | |
512 | } | |
513 | } | |
514 | ||
515 | if (val1 & BNX2_EMAC_MDIO_COMM_START_BUSY) { | |
516 | *val = 0x0; | |
517 | ret = -EBUSY; | |
518 | } | |
519 | else { | |
520 | *val = val1; | |
521 | ret = 0; | |
522 | } | |
523 | ||
583c28e5 | 524 | if (bp->phy_flags & BNX2_PHY_FLAG_INT_MODE_AUTO_POLLING) { |
b6016b76 MC |
525 | val1 = REG_RD(bp, BNX2_EMAC_MDIO_MODE); |
526 | val1 |= BNX2_EMAC_MDIO_MODE_AUTO_POLL; | |
527 | ||
528 | REG_WR(bp, BNX2_EMAC_MDIO_MODE, val1); | |
529 | REG_RD(bp, BNX2_EMAC_MDIO_MODE); | |
530 | ||
531 | udelay(40); | |
532 | } | |
533 | ||
534 | return ret; | |
535 | } | |
536 | ||
537 | static int | |
538 | bnx2_write_phy(struct bnx2 *bp, u32 reg, u32 val) | |
539 | { | |
540 | u32 val1; | |
541 | int i, ret; | |
542 | ||
583c28e5 | 543 | if (bp->phy_flags & BNX2_PHY_FLAG_INT_MODE_AUTO_POLLING) { |
b6016b76 MC |
544 | val1 = REG_RD(bp, BNX2_EMAC_MDIO_MODE); |
545 | val1 &= ~BNX2_EMAC_MDIO_MODE_AUTO_POLL; | |
546 | ||
547 | REG_WR(bp, BNX2_EMAC_MDIO_MODE, val1); | |
548 | REG_RD(bp, BNX2_EMAC_MDIO_MODE); | |
549 | ||
550 | udelay(40); | |
551 | } | |
552 | ||
553 | val1 = (bp->phy_addr << 21) | (reg << 16) | val | | |
554 | BNX2_EMAC_MDIO_COMM_COMMAND_WRITE | | |
555 | BNX2_EMAC_MDIO_COMM_START_BUSY | BNX2_EMAC_MDIO_COMM_DISEXT; | |
556 | REG_WR(bp, BNX2_EMAC_MDIO_COMM, val1); | |
6aa20a22 | 557 | |
b6016b76 MC |
558 | for (i = 0; i < 50; i++) { |
559 | udelay(10); | |
560 | ||
561 | val1 = REG_RD(bp, BNX2_EMAC_MDIO_COMM); | |
562 | if (!(val1 & BNX2_EMAC_MDIO_COMM_START_BUSY)) { | |
563 | udelay(5); | |
564 | break; | |
565 | } | |
566 | } | |
567 | ||
568 | if (val1 & BNX2_EMAC_MDIO_COMM_START_BUSY) | |
569 | ret = -EBUSY; | |
570 | else | |
571 | ret = 0; | |
572 | ||
583c28e5 | 573 | if (bp->phy_flags & BNX2_PHY_FLAG_INT_MODE_AUTO_POLLING) { |
b6016b76 MC |
574 | val1 = REG_RD(bp, BNX2_EMAC_MDIO_MODE); |
575 | val1 |= BNX2_EMAC_MDIO_MODE_AUTO_POLL; | |
576 | ||
577 | REG_WR(bp, BNX2_EMAC_MDIO_MODE, val1); | |
578 | REG_RD(bp, BNX2_EMAC_MDIO_MODE); | |
579 | ||
580 | udelay(40); | |
581 | } | |
582 | ||
583 | return ret; | |
584 | } | |
585 | ||
586 | static void | |
587 | bnx2_disable_int(struct bnx2 *bp) | |
588 | { | |
b4b36042 MC |
589 | int i; |
590 | struct bnx2_napi *bnapi; | |
591 | ||
592 | for (i = 0; i < bp->irq_nvecs; i++) { | |
593 | bnapi = &bp->bnx2_napi[i]; | |
594 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, bnapi->int_num | | |
595 | BNX2_PCICFG_INT_ACK_CMD_MASK_INT); | |
596 | } | |
b6016b76 MC |
597 | REG_RD(bp, BNX2_PCICFG_INT_ACK_CMD); |
598 | } | |
599 | ||
600 | static void | |
601 | bnx2_enable_int(struct bnx2 *bp) | |
602 | { | |
b4b36042 MC |
603 | int i; |
604 | struct bnx2_napi *bnapi; | |
35efa7c1 | 605 | |
b4b36042 MC |
606 | for (i = 0; i < bp->irq_nvecs; i++) { |
607 | bnapi = &bp->bnx2_napi[i]; | |
1269a8a6 | 608 | |
b4b36042 MC |
609 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, bnapi->int_num | |
610 | BNX2_PCICFG_INT_ACK_CMD_INDEX_VALID | | |
611 | BNX2_PCICFG_INT_ACK_CMD_MASK_INT | | |
612 | bnapi->last_status_idx); | |
b6016b76 | 613 | |
b4b36042 MC |
614 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, bnapi->int_num | |
615 | BNX2_PCICFG_INT_ACK_CMD_INDEX_VALID | | |
616 | bnapi->last_status_idx); | |
617 | } | |
bf5295bb | 618 | REG_WR(bp, BNX2_HC_COMMAND, bp->hc_cmd | BNX2_HC_COMMAND_COAL_NOW); |
b6016b76 MC |
619 | } |
620 | ||
621 | static void | |
622 | bnx2_disable_int_sync(struct bnx2 *bp) | |
623 | { | |
b4b36042 MC |
624 | int i; |
625 | ||
b6016b76 | 626 | atomic_inc(&bp->intr_sem); |
3767546c MC |
627 | if (!netif_running(bp->dev)) |
628 | return; | |
629 | ||
b6016b76 | 630 | bnx2_disable_int(bp); |
b4b36042 MC |
631 | for (i = 0; i < bp->irq_nvecs; i++) |
632 | synchronize_irq(bp->irq_tbl[i].vector); | |
b6016b76 MC |
633 | } |
634 | ||
35efa7c1 MC |
635 | static void |
636 | bnx2_napi_disable(struct bnx2 *bp) | |
637 | { | |
b4b36042 MC |
638 | int i; |
639 | ||
640 | for (i = 0; i < bp->irq_nvecs; i++) | |
641 | napi_disable(&bp->bnx2_napi[i].napi); | |
35efa7c1 MC |
642 | } |
643 | ||
644 | static void | |
645 | bnx2_napi_enable(struct bnx2 *bp) | |
646 | { | |
b4b36042 MC |
647 | int i; |
648 | ||
649 | for (i = 0; i < bp->irq_nvecs; i++) | |
650 | napi_enable(&bp->bnx2_napi[i].napi); | |
35efa7c1 MC |
651 | } |
652 | ||
b6016b76 | 653 | static void |
212f9934 | 654 | bnx2_netif_stop(struct bnx2 *bp, bool stop_cnic) |
b6016b76 | 655 | { |
212f9934 MC |
656 | if (stop_cnic) |
657 | bnx2_cnic_stop(bp); | |
b6016b76 | 658 | if (netif_running(bp->dev)) { |
35efa7c1 | 659 | bnx2_napi_disable(bp); |
b6016b76 | 660 | netif_tx_disable(bp->dev); |
b6016b76 | 661 | } |
b7466560 | 662 | bnx2_disable_int_sync(bp); |
a0ba6760 | 663 | netif_carrier_off(bp->dev); /* prevent tx timeout */ |
b6016b76 MC |
664 | } |
665 | ||
666 | static void | |
212f9934 | 667 | bnx2_netif_start(struct bnx2 *bp, bool start_cnic) |
b6016b76 MC |
668 | { |
669 | if (atomic_dec_and_test(&bp->intr_sem)) { | |
670 | if (netif_running(bp->dev)) { | |
706bf240 | 671 | netif_tx_wake_all_queues(bp->dev); |
a0ba6760 MC |
672 | spin_lock_bh(&bp->phy_lock); |
673 | if (bp->link_up) | |
674 | netif_carrier_on(bp->dev); | |
675 | spin_unlock_bh(&bp->phy_lock); | |
35efa7c1 | 676 | bnx2_napi_enable(bp); |
b6016b76 | 677 | bnx2_enable_int(bp); |
212f9934 MC |
678 | if (start_cnic) |
679 | bnx2_cnic_start(bp); | |
b6016b76 MC |
680 | } |
681 | } | |
682 | } | |
683 | ||
35e9010b MC |
684 | static void |
685 | bnx2_free_tx_mem(struct bnx2 *bp) | |
686 | { | |
687 | int i; | |
688 | ||
689 | for (i = 0; i < bp->num_tx_rings; i++) { | |
690 | struct bnx2_napi *bnapi = &bp->bnx2_napi[i]; | |
691 | struct bnx2_tx_ring_info *txr = &bnapi->tx_ring; | |
692 | ||
693 | if (txr->tx_desc_ring) { | |
36227e88 SG |
694 | dma_free_coherent(&bp->pdev->dev, TXBD_RING_SIZE, |
695 | txr->tx_desc_ring, | |
696 | txr->tx_desc_mapping); | |
35e9010b MC |
697 | txr->tx_desc_ring = NULL; |
698 | } | |
699 | kfree(txr->tx_buf_ring); | |
700 | txr->tx_buf_ring = NULL; | |
701 | } | |
702 | } | |
703 | ||
bb4f98ab MC |
704 | static void |
705 | bnx2_free_rx_mem(struct bnx2 *bp) | |
706 | { | |
707 | int i; | |
708 | ||
709 | for (i = 0; i < bp->num_rx_rings; i++) { | |
710 | struct bnx2_napi *bnapi = &bp->bnx2_napi[i]; | |
711 | struct bnx2_rx_ring_info *rxr = &bnapi->rx_ring; | |
712 | int j; | |
713 | ||
714 | for (j = 0; j < bp->rx_max_ring; j++) { | |
715 | if (rxr->rx_desc_ring[j]) | |
36227e88 SG |
716 | dma_free_coherent(&bp->pdev->dev, RXBD_RING_SIZE, |
717 | rxr->rx_desc_ring[j], | |
718 | rxr->rx_desc_mapping[j]); | |
bb4f98ab MC |
719 | rxr->rx_desc_ring[j] = NULL; |
720 | } | |
25b0b999 | 721 | vfree(rxr->rx_buf_ring); |
bb4f98ab MC |
722 | rxr->rx_buf_ring = NULL; |
723 | ||
724 | for (j = 0; j < bp->rx_max_pg_ring; j++) { | |
725 | if (rxr->rx_pg_desc_ring[j]) | |
36227e88 SG |
726 | dma_free_coherent(&bp->pdev->dev, RXBD_RING_SIZE, |
727 | rxr->rx_pg_desc_ring[j], | |
728 | rxr->rx_pg_desc_mapping[j]); | |
3298a738 | 729 | rxr->rx_pg_desc_ring[j] = NULL; |
bb4f98ab | 730 | } |
25b0b999 | 731 | vfree(rxr->rx_pg_ring); |
bb4f98ab MC |
732 | rxr->rx_pg_ring = NULL; |
733 | } | |
734 | } | |
735 | ||
35e9010b MC |
736 | static int |
737 | bnx2_alloc_tx_mem(struct bnx2 *bp) | |
738 | { | |
739 | int i; | |
740 | ||
741 | for (i = 0; i < bp->num_tx_rings; i++) { | |
742 | struct bnx2_napi *bnapi = &bp->bnx2_napi[i]; | |
743 | struct bnx2_tx_ring_info *txr = &bnapi->tx_ring; | |
744 | ||
745 | txr->tx_buf_ring = kzalloc(SW_TXBD_RING_SIZE, GFP_KERNEL); | |
746 | if (txr->tx_buf_ring == NULL) | |
747 | return -ENOMEM; | |
748 | ||
749 | txr->tx_desc_ring = | |
36227e88 SG |
750 | dma_alloc_coherent(&bp->pdev->dev, TXBD_RING_SIZE, |
751 | &txr->tx_desc_mapping, GFP_KERNEL); | |
35e9010b MC |
752 | if (txr->tx_desc_ring == NULL) |
753 | return -ENOMEM; | |
754 | } | |
755 | return 0; | |
756 | } | |
757 | ||
bb4f98ab MC |
758 | static int |
759 | bnx2_alloc_rx_mem(struct bnx2 *bp) | |
760 | { | |
761 | int i; | |
762 | ||
763 | for (i = 0; i < bp->num_rx_rings; i++) { | |
764 | struct bnx2_napi *bnapi = &bp->bnx2_napi[i]; | |
765 | struct bnx2_rx_ring_info *rxr = &bnapi->rx_ring; | |
766 | int j; | |
767 | ||
768 | rxr->rx_buf_ring = | |
89bf67f1 | 769 | vzalloc(SW_RXBD_RING_SIZE * bp->rx_max_ring); |
bb4f98ab MC |
770 | if (rxr->rx_buf_ring == NULL) |
771 | return -ENOMEM; | |
772 | ||
bb4f98ab MC |
773 | for (j = 0; j < bp->rx_max_ring; j++) { |
774 | rxr->rx_desc_ring[j] = | |
36227e88 SG |
775 | dma_alloc_coherent(&bp->pdev->dev, |
776 | RXBD_RING_SIZE, | |
777 | &rxr->rx_desc_mapping[j], | |
778 | GFP_KERNEL); | |
bb4f98ab MC |
779 | if (rxr->rx_desc_ring[j] == NULL) |
780 | return -ENOMEM; | |
781 | ||
782 | } | |
783 | ||
784 | if (bp->rx_pg_ring_size) { | |
89bf67f1 | 785 | rxr->rx_pg_ring = vzalloc(SW_RXPG_RING_SIZE * |
bb4f98ab MC |
786 | bp->rx_max_pg_ring); |
787 | if (rxr->rx_pg_ring == NULL) | |
788 | return -ENOMEM; | |
789 | ||
bb4f98ab MC |
790 | } |
791 | ||
792 | for (j = 0; j < bp->rx_max_pg_ring; j++) { | |
793 | rxr->rx_pg_desc_ring[j] = | |
36227e88 SG |
794 | dma_alloc_coherent(&bp->pdev->dev, |
795 | RXBD_RING_SIZE, | |
796 | &rxr->rx_pg_desc_mapping[j], | |
797 | GFP_KERNEL); | |
bb4f98ab MC |
798 | if (rxr->rx_pg_desc_ring[j] == NULL) |
799 | return -ENOMEM; | |
800 | ||
801 | } | |
802 | } | |
803 | return 0; | |
804 | } | |
805 | ||
b6016b76 MC |
806 | static void |
807 | bnx2_free_mem(struct bnx2 *bp) | |
808 | { | |
13daffa2 | 809 | int i; |
43e80b89 | 810 | struct bnx2_napi *bnapi = &bp->bnx2_napi[0]; |
13daffa2 | 811 | |
35e9010b | 812 | bnx2_free_tx_mem(bp); |
bb4f98ab | 813 | bnx2_free_rx_mem(bp); |
35e9010b | 814 | |
59b47d8a MC |
815 | for (i = 0; i < bp->ctx_pages; i++) { |
816 | if (bp->ctx_blk[i]) { | |
36227e88 SG |
817 | dma_free_coherent(&bp->pdev->dev, BCM_PAGE_SIZE, |
818 | bp->ctx_blk[i], | |
819 | bp->ctx_blk_mapping[i]); | |
59b47d8a MC |
820 | bp->ctx_blk[i] = NULL; |
821 | } | |
822 | } | |
43e80b89 | 823 | if (bnapi->status_blk.msi) { |
36227e88 SG |
824 | dma_free_coherent(&bp->pdev->dev, bp->status_stats_size, |
825 | bnapi->status_blk.msi, | |
826 | bp->status_blk_mapping); | |
43e80b89 | 827 | bnapi->status_blk.msi = NULL; |
0f31f994 | 828 | bp->stats_blk = NULL; |
b6016b76 | 829 | } |
b6016b76 MC |
830 | } |
831 | ||
832 | static int | |
833 | bnx2_alloc_mem(struct bnx2 *bp) | |
834 | { | |
35e9010b | 835 | int i, status_blk_size, err; |
43e80b89 MC |
836 | struct bnx2_napi *bnapi; |
837 | void *status_blk; | |
b6016b76 | 838 | |
0f31f994 MC |
839 | /* Combine status and statistics blocks into one allocation. */ |
840 | status_blk_size = L1_CACHE_ALIGN(sizeof(struct status_block)); | |
f86e82fb | 841 | if (bp->flags & BNX2_FLAG_MSIX_CAP) |
b4b36042 MC |
842 | status_blk_size = L1_CACHE_ALIGN(BNX2_MAX_MSIX_HW_VEC * |
843 | BNX2_SBLK_MSIX_ALIGN_SIZE); | |
0f31f994 MC |
844 | bp->status_stats_size = status_blk_size + |
845 | sizeof(struct statistics_block); | |
846 | ||
36227e88 SG |
847 | status_blk = dma_alloc_coherent(&bp->pdev->dev, bp->status_stats_size, |
848 | &bp->status_blk_mapping, GFP_KERNEL); | |
43e80b89 | 849 | if (status_blk == NULL) |
b6016b76 MC |
850 | goto alloc_mem_err; |
851 | ||
43e80b89 | 852 | memset(status_blk, 0, bp->status_stats_size); |
b6016b76 | 853 | |
43e80b89 MC |
854 | bnapi = &bp->bnx2_napi[0]; |
855 | bnapi->status_blk.msi = status_blk; | |
856 | bnapi->hw_tx_cons_ptr = | |
857 | &bnapi->status_blk.msi->status_tx_quick_consumer_index0; | |
858 | bnapi->hw_rx_cons_ptr = | |
859 | &bnapi->status_blk.msi->status_rx_quick_consumer_index0; | |
f86e82fb | 860 | if (bp->flags & BNX2_FLAG_MSIX_CAP) { |
379b39a2 | 861 | for (i = 1; i < bp->irq_nvecs; i++) { |
43e80b89 MC |
862 | struct status_block_msix *sblk; |
863 | ||
864 | bnapi = &bp->bnx2_napi[i]; | |
b4b36042 | 865 | |
43e80b89 MC |
866 | sblk = (void *) (status_blk + |
867 | BNX2_SBLK_MSIX_ALIGN_SIZE * i); | |
868 | bnapi->status_blk.msix = sblk; | |
869 | bnapi->hw_tx_cons_ptr = | |
870 | &sblk->status_tx_quick_consumer_index; | |
871 | bnapi->hw_rx_cons_ptr = | |
872 | &sblk->status_rx_quick_consumer_index; | |
b4b36042 MC |
873 | bnapi->int_num = i << 24; |
874 | } | |
875 | } | |
35efa7c1 | 876 | |
43e80b89 | 877 | bp->stats_blk = status_blk + status_blk_size; |
b6016b76 | 878 | |
0f31f994 | 879 | bp->stats_blk_mapping = bp->status_blk_mapping + status_blk_size; |
b6016b76 | 880 | |
59b47d8a MC |
881 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
882 | bp->ctx_pages = 0x2000 / BCM_PAGE_SIZE; | |
883 | if (bp->ctx_pages == 0) | |
884 | bp->ctx_pages = 1; | |
885 | for (i = 0; i < bp->ctx_pages; i++) { | |
36227e88 | 886 | bp->ctx_blk[i] = dma_alloc_coherent(&bp->pdev->dev, |
59b47d8a | 887 | BCM_PAGE_SIZE, |
36227e88 SG |
888 | &bp->ctx_blk_mapping[i], |
889 | GFP_KERNEL); | |
59b47d8a MC |
890 | if (bp->ctx_blk[i] == NULL) |
891 | goto alloc_mem_err; | |
892 | } | |
893 | } | |
35e9010b | 894 | |
bb4f98ab MC |
895 | err = bnx2_alloc_rx_mem(bp); |
896 | if (err) | |
897 | goto alloc_mem_err; | |
898 | ||
35e9010b MC |
899 | err = bnx2_alloc_tx_mem(bp); |
900 | if (err) | |
901 | goto alloc_mem_err; | |
902 | ||
b6016b76 MC |
903 | return 0; |
904 | ||
905 | alloc_mem_err: | |
906 | bnx2_free_mem(bp); | |
907 | return -ENOMEM; | |
908 | } | |
909 | ||
e3648b3d MC |
910 | static void |
911 | bnx2_report_fw_link(struct bnx2 *bp) | |
912 | { | |
913 | u32 fw_link_status = 0; | |
914 | ||
583c28e5 | 915 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) |
0d8a6571 MC |
916 | return; |
917 | ||
e3648b3d MC |
918 | if (bp->link_up) { |
919 | u32 bmsr; | |
920 | ||
921 | switch (bp->line_speed) { | |
922 | case SPEED_10: | |
923 | if (bp->duplex == DUPLEX_HALF) | |
924 | fw_link_status = BNX2_LINK_STATUS_10HALF; | |
925 | else | |
926 | fw_link_status = BNX2_LINK_STATUS_10FULL; | |
927 | break; | |
928 | case SPEED_100: | |
929 | if (bp->duplex == DUPLEX_HALF) | |
930 | fw_link_status = BNX2_LINK_STATUS_100HALF; | |
931 | else | |
932 | fw_link_status = BNX2_LINK_STATUS_100FULL; | |
933 | break; | |
934 | case SPEED_1000: | |
935 | if (bp->duplex == DUPLEX_HALF) | |
936 | fw_link_status = BNX2_LINK_STATUS_1000HALF; | |
937 | else | |
938 | fw_link_status = BNX2_LINK_STATUS_1000FULL; | |
939 | break; | |
940 | case SPEED_2500: | |
941 | if (bp->duplex == DUPLEX_HALF) | |
942 | fw_link_status = BNX2_LINK_STATUS_2500HALF; | |
943 | else | |
944 | fw_link_status = BNX2_LINK_STATUS_2500FULL; | |
945 | break; | |
946 | } | |
947 | ||
948 | fw_link_status |= BNX2_LINK_STATUS_LINK_UP; | |
949 | ||
950 | if (bp->autoneg) { | |
951 | fw_link_status |= BNX2_LINK_STATUS_AN_ENABLED; | |
952 | ||
ca58c3af MC |
953 | bnx2_read_phy(bp, bp->mii_bmsr, &bmsr); |
954 | bnx2_read_phy(bp, bp->mii_bmsr, &bmsr); | |
e3648b3d MC |
955 | |
956 | if (!(bmsr & BMSR_ANEGCOMPLETE) || | |
583c28e5 | 957 | bp->phy_flags & BNX2_PHY_FLAG_PARALLEL_DETECT) |
e3648b3d MC |
958 | fw_link_status |= BNX2_LINK_STATUS_PARALLEL_DET; |
959 | else | |
960 | fw_link_status |= BNX2_LINK_STATUS_AN_COMPLETE; | |
961 | } | |
962 | } | |
963 | else | |
964 | fw_link_status = BNX2_LINK_STATUS_LINK_DOWN; | |
965 | ||
2726d6e1 | 966 | bnx2_shmem_wr(bp, BNX2_LINK_STATUS, fw_link_status); |
e3648b3d MC |
967 | } |
968 | ||
9b1084b8 MC |
969 | static char * |
970 | bnx2_xceiver_str(struct bnx2 *bp) | |
971 | { | |
807540ba | 972 | return (bp->phy_port == PORT_FIBRE) ? "SerDes" : |
583c28e5 | 973 | ((bp->phy_flags & BNX2_PHY_FLAG_SERDES) ? "Remote Copper" : |
807540ba | 974 | "Copper"); |
9b1084b8 MC |
975 | } |
976 | ||
b6016b76 MC |
977 | static void |
978 | bnx2_report_link(struct bnx2 *bp) | |
979 | { | |
980 | if (bp->link_up) { | |
981 | netif_carrier_on(bp->dev); | |
3a9c6a49 JP |
982 | netdev_info(bp->dev, "NIC %s Link is Up, %d Mbps %s duplex", |
983 | bnx2_xceiver_str(bp), | |
984 | bp->line_speed, | |
985 | bp->duplex == DUPLEX_FULL ? "full" : "half"); | |
b6016b76 MC |
986 | |
987 | if (bp->flow_ctrl) { | |
988 | if (bp->flow_ctrl & FLOW_CTRL_RX) { | |
3a9c6a49 | 989 | pr_cont(", receive "); |
b6016b76 | 990 | if (bp->flow_ctrl & FLOW_CTRL_TX) |
3a9c6a49 | 991 | pr_cont("& transmit "); |
b6016b76 MC |
992 | } |
993 | else { | |
3a9c6a49 | 994 | pr_cont(", transmit "); |
b6016b76 | 995 | } |
3a9c6a49 | 996 | pr_cont("flow control ON"); |
b6016b76 | 997 | } |
3a9c6a49 JP |
998 | pr_cont("\n"); |
999 | } else { | |
b6016b76 | 1000 | netif_carrier_off(bp->dev); |
3a9c6a49 JP |
1001 | netdev_err(bp->dev, "NIC %s Link is Down\n", |
1002 | bnx2_xceiver_str(bp)); | |
b6016b76 | 1003 | } |
e3648b3d MC |
1004 | |
1005 | bnx2_report_fw_link(bp); | |
b6016b76 MC |
1006 | } |
1007 | ||
1008 | static void | |
1009 | bnx2_resolve_flow_ctrl(struct bnx2 *bp) | |
1010 | { | |
1011 | u32 local_adv, remote_adv; | |
1012 | ||
1013 | bp->flow_ctrl = 0; | |
6aa20a22 | 1014 | if ((bp->autoneg & (AUTONEG_SPEED | AUTONEG_FLOW_CTRL)) != |
b6016b76 MC |
1015 | (AUTONEG_SPEED | AUTONEG_FLOW_CTRL)) { |
1016 | ||
1017 | if (bp->duplex == DUPLEX_FULL) { | |
1018 | bp->flow_ctrl = bp->req_flow_ctrl; | |
1019 | } | |
1020 | return; | |
1021 | } | |
1022 | ||
1023 | if (bp->duplex != DUPLEX_FULL) { | |
1024 | return; | |
1025 | } | |
1026 | ||
583c28e5 | 1027 | if ((bp->phy_flags & BNX2_PHY_FLAG_SERDES) && |
5b0c76ad MC |
1028 | (CHIP_NUM(bp) == CHIP_NUM_5708)) { |
1029 | u32 val; | |
1030 | ||
1031 | bnx2_read_phy(bp, BCM5708S_1000X_STAT1, &val); | |
1032 | if (val & BCM5708S_1000X_STAT1_TX_PAUSE) | |
1033 | bp->flow_ctrl |= FLOW_CTRL_TX; | |
1034 | if (val & BCM5708S_1000X_STAT1_RX_PAUSE) | |
1035 | bp->flow_ctrl |= FLOW_CTRL_RX; | |
1036 | return; | |
1037 | } | |
1038 | ||
ca58c3af MC |
1039 | bnx2_read_phy(bp, bp->mii_adv, &local_adv); |
1040 | bnx2_read_phy(bp, bp->mii_lpa, &remote_adv); | |
b6016b76 | 1041 | |
583c28e5 | 1042 | if (bp->phy_flags & BNX2_PHY_FLAG_SERDES) { |
b6016b76 MC |
1043 | u32 new_local_adv = 0; |
1044 | u32 new_remote_adv = 0; | |
1045 | ||
1046 | if (local_adv & ADVERTISE_1000XPAUSE) | |
1047 | new_local_adv |= ADVERTISE_PAUSE_CAP; | |
1048 | if (local_adv & ADVERTISE_1000XPSE_ASYM) | |
1049 | new_local_adv |= ADVERTISE_PAUSE_ASYM; | |
1050 | if (remote_adv & ADVERTISE_1000XPAUSE) | |
1051 | new_remote_adv |= ADVERTISE_PAUSE_CAP; | |
1052 | if (remote_adv & ADVERTISE_1000XPSE_ASYM) | |
1053 | new_remote_adv |= ADVERTISE_PAUSE_ASYM; | |
1054 | ||
1055 | local_adv = new_local_adv; | |
1056 | remote_adv = new_remote_adv; | |
1057 | } | |
1058 | ||
1059 | /* See Table 28B-3 of 802.3ab-1999 spec. */ | |
1060 | if (local_adv & ADVERTISE_PAUSE_CAP) { | |
1061 | if(local_adv & ADVERTISE_PAUSE_ASYM) { | |
1062 | if (remote_adv & ADVERTISE_PAUSE_CAP) { | |
1063 | bp->flow_ctrl = FLOW_CTRL_TX | FLOW_CTRL_RX; | |
1064 | } | |
1065 | else if (remote_adv & ADVERTISE_PAUSE_ASYM) { | |
1066 | bp->flow_ctrl = FLOW_CTRL_RX; | |
1067 | } | |
1068 | } | |
1069 | else { | |
1070 | if (remote_adv & ADVERTISE_PAUSE_CAP) { | |
1071 | bp->flow_ctrl = FLOW_CTRL_TX | FLOW_CTRL_RX; | |
1072 | } | |
1073 | } | |
1074 | } | |
1075 | else if (local_adv & ADVERTISE_PAUSE_ASYM) { | |
1076 | if ((remote_adv & ADVERTISE_PAUSE_CAP) && | |
1077 | (remote_adv & ADVERTISE_PAUSE_ASYM)) { | |
1078 | ||
1079 | bp->flow_ctrl = FLOW_CTRL_TX; | |
1080 | } | |
1081 | } | |
1082 | } | |
1083 | ||
27a005b8 MC |
1084 | static int |
1085 | bnx2_5709s_linkup(struct bnx2 *bp) | |
1086 | { | |
1087 | u32 val, speed; | |
1088 | ||
1089 | bp->link_up = 1; | |
1090 | ||
1091 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_GP_STATUS); | |
1092 | bnx2_read_phy(bp, MII_BNX2_GP_TOP_AN_STATUS1, &val); | |
1093 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_COMBO_IEEEB0); | |
1094 | ||
1095 | if ((bp->autoneg & AUTONEG_SPEED) == 0) { | |
1096 | bp->line_speed = bp->req_line_speed; | |
1097 | bp->duplex = bp->req_duplex; | |
1098 | return 0; | |
1099 | } | |
1100 | speed = val & MII_BNX2_GP_TOP_AN_SPEED_MSK; | |
1101 | switch (speed) { | |
1102 | case MII_BNX2_GP_TOP_AN_SPEED_10: | |
1103 | bp->line_speed = SPEED_10; | |
1104 | break; | |
1105 | case MII_BNX2_GP_TOP_AN_SPEED_100: | |
1106 | bp->line_speed = SPEED_100; | |
1107 | break; | |
1108 | case MII_BNX2_GP_TOP_AN_SPEED_1G: | |
1109 | case MII_BNX2_GP_TOP_AN_SPEED_1GKV: | |
1110 | bp->line_speed = SPEED_1000; | |
1111 | break; | |
1112 | case MII_BNX2_GP_TOP_AN_SPEED_2_5G: | |
1113 | bp->line_speed = SPEED_2500; | |
1114 | break; | |
1115 | } | |
1116 | if (val & MII_BNX2_GP_TOP_AN_FD) | |
1117 | bp->duplex = DUPLEX_FULL; | |
1118 | else | |
1119 | bp->duplex = DUPLEX_HALF; | |
1120 | return 0; | |
1121 | } | |
1122 | ||
b6016b76 | 1123 | static int |
5b0c76ad MC |
1124 | bnx2_5708s_linkup(struct bnx2 *bp) |
1125 | { | |
1126 | u32 val; | |
1127 | ||
1128 | bp->link_up = 1; | |
1129 | bnx2_read_phy(bp, BCM5708S_1000X_STAT1, &val); | |
1130 | switch (val & BCM5708S_1000X_STAT1_SPEED_MASK) { | |
1131 | case BCM5708S_1000X_STAT1_SPEED_10: | |
1132 | bp->line_speed = SPEED_10; | |
1133 | break; | |
1134 | case BCM5708S_1000X_STAT1_SPEED_100: | |
1135 | bp->line_speed = SPEED_100; | |
1136 | break; | |
1137 | case BCM5708S_1000X_STAT1_SPEED_1G: | |
1138 | bp->line_speed = SPEED_1000; | |
1139 | break; | |
1140 | case BCM5708S_1000X_STAT1_SPEED_2G5: | |
1141 | bp->line_speed = SPEED_2500; | |
1142 | break; | |
1143 | } | |
1144 | if (val & BCM5708S_1000X_STAT1_FD) | |
1145 | bp->duplex = DUPLEX_FULL; | |
1146 | else | |
1147 | bp->duplex = DUPLEX_HALF; | |
1148 | ||
1149 | return 0; | |
1150 | } | |
1151 | ||
1152 | static int | |
1153 | bnx2_5706s_linkup(struct bnx2 *bp) | |
b6016b76 MC |
1154 | { |
1155 | u32 bmcr, local_adv, remote_adv, common; | |
1156 | ||
1157 | bp->link_up = 1; | |
1158 | bp->line_speed = SPEED_1000; | |
1159 | ||
ca58c3af | 1160 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
b6016b76 MC |
1161 | if (bmcr & BMCR_FULLDPLX) { |
1162 | bp->duplex = DUPLEX_FULL; | |
1163 | } | |
1164 | else { | |
1165 | bp->duplex = DUPLEX_HALF; | |
1166 | } | |
1167 | ||
1168 | if (!(bmcr & BMCR_ANENABLE)) { | |
1169 | return 0; | |
1170 | } | |
1171 | ||
ca58c3af MC |
1172 | bnx2_read_phy(bp, bp->mii_adv, &local_adv); |
1173 | bnx2_read_phy(bp, bp->mii_lpa, &remote_adv); | |
b6016b76 MC |
1174 | |
1175 | common = local_adv & remote_adv; | |
1176 | if (common & (ADVERTISE_1000XHALF | ADVERTISE_1000XFULL)) { | |
1177 | ||
1178 | if (common & ADVERTISE_1000XFULL) { | |
1179 | bp->duplex = DUPLEX_FULL; | |
1180 | } | |
1181 | else { | |
1182 | bp->duplex = DUPLEX_HALF; | |
1183 | } | |
1184 | } | |
1185 | ||
1186 | return 0; | |
1187 | } | |
1188 | ||
1189 | static int | |
1190 | bnx2_copper_linkup(struct bnx2 *bp) | |
1191 | { | |
1192 | u32 bmcr; | |
1193 | ||
ca58c3af | 1194 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
b6016b76 MC |
1195 | if (bmcr & BMCR_ANENABLE) { |
1196 | u32 local_adv, remote_adv, common; | |
1197 | ||
1198 | bnx2_read_phy(bp, MII_CTRL1000, &local_adv); | |
1199 | bnx2_read_phy(bp, MII_STAT1000, &remote_adv); | |
1200 | ||
1201 | common = local_adv & (remote_adv >> 2); | |
1202 | if (common & ADVERTISE_1000FULL) { | |
1203 | bp->line_speed = SPEED_1000; | |
1204 | bp->duplex = DUPLEX_FULL; | |
1205 | } | |
1206 | else if (common & ADVERTISE_1000HALF) { | |
1207 | bp->line_speed = SPEED_1000; | |
1208 | bp->duplex = DUPLEX_HALF; | |
1209 | } | |
1210 | else { | |
ca58c3af MC |
1211 | bnx2_read_phy(bp, bp->mii_adv, &local_adv); |
1212 | bnx2_read_phy(bp, bp->mii_lpa, &remote_adv); | |
b6016b76 MC |
1213 | |
1214 | common = local_adv & remote_adv; | |
1215 | if (common & ADVERTISE_100FULL) { | |
1216 | bp->line_speed = SPEED_100; | |
1217 | bp->duplex = DUPLEX_FULL; | |
1218 | } | |
1219 | else if (common & ADVERTISE_100HALF) { | |
1220 | bp->line_speed = SPEED_100; | |
1221 | bp->duplex = DUPLEX_HALF; | |
1222 | } | |
1223 | else if (common & ADVERTISE_10FULL) { | |
1224 | bp->line_speed = SPEED_10; | |
1225 | bp->duplex = DUPLEX_FULL; | |
1226 | } | |
1227 | else if (common & ADVERTISE_10HALF) { | |
1228 | bp->line_speed = SPEED_10; | |
1229 | bp->duplex = DUPLEX_HALF; | |
1230 | } | |
1231 | else { | |
1232 | bp->line_speed = 0; | |
1233 | bp->link_up = 0; | |
1234 | } | |
1235 | } | |
1236 | } | |
1237 | else { | |
1238 | if (bmcr & BMCR_SPEED100) { | |
1239 | bp->line_speed = SPEED_100; | |
1240 | } | |
1241 | else { | |
1242 | bp->line_speed = SPEED_10; | |
1243 | } | |
1244 | if (bmcr & BMCR_FULLDPLX) { | |
1245 | bp->duplex = DUPLEX_FULL; | |
1246 | } | |
1247 | else { | |
1248 | bp->duplex = DUPLEX_HALF; | |
1249 | } | |
1250 | } | |
1251 | ||
1252 | return 0; | |
1253 | } | |
1254 | ||
83e3fc89 | 1255 | static void |
bb4f98ab | 1256 | bnx2_init_rx_context(struct bnx2 *bp, u32 cid) |
83e3fc89 | 1257 | { |
bb4f98ab | 1258 | u32 val, rx_cid_addr = GET_CID_ADDR(cid); |
83e3fc89 MC |
1259 | |
1260 | val = BNX2_L2CTX_CTX_TYPE_CTX_BD_CHN_TYPE_VALUE; | |
1261 | val |= BNX2_L2CTX_CTX_TYPE_SIZE_L2; | |
1262 | val |= 0x02 << 8; | |
1263 | ||
22fa159d MC |
1264 | if (bp->flow_ctrl & FLOW_CTRL_TX) |
1265 | val |= BNX2_L2CTX_FLOW_CTRL_ENABLE; | |
83e3fc89 | 1266 | |
83e3fc89 MC |
1267 | bnx2_ctx_wr(bp, rx_cid_addr, BNX2_L2CTX_CTX_TYPE, val); |
1268 | } | |
1269 | ||
bb4f98ab MC |
1270 | static void |
1271 | bnx2_init_all_rx_contexts(struct bnx2 *bp) | |
1272 | { | |
1273 | int i; | |
1274 | u32 cid; | |
1275 | ||
1276 | for (i = 0, cid = RX_CID; i < bp->num_rx_rings; i++, cid++) { | |
1277 | if (i == 1) | |
1278 | cid = RX_RSS_CID; | |
1279 | bnx2_init_rx_context(bp, cid); | |
1280 | } | |
1281 | } | |
1282 | ||
344478db | 1283 | static void |
b6016b76 MC |
1284 | bnx2_set_mac_link(struct bnx2 *bp) |
1285 | { | |
1286 | u32 val; | |
1287 | ||
1288 | REG_WR(bp, BNX2_EMAC_TX_LENGTHS, 0x2620); | |
1289 | if (bp->link_up && (bp->line_speed == SPEED_1000) && | |
1290 | (bp->duplex == DUPLEX_HALF)) { | |
1291 | REG_WR(bp, BNX2_EMAC_TX_LENGTHS, 0x26ff); | |
1292 | } | |
1293 | ||
1294 | /* Configure the EMAC mode register. */ | |
1295 | val = REG_RD(bp, BNX2_EMAC_MODE); | |
1296 | ||
1297 | val &= ~(BNX2_EMAC_MODE_PORT | BNX2_EMAC_MODE_HALF_DUPLEX | | |
5b0c76ad | 1298 | BNX2_EMAC_MODE_MAC_LOOP | BNX2_EMAC_MODE_FORCE_LINK | |
59b47d8a | 1299 | BNX2_EMAC_MODE_25G_MODE); |
b6016b76 MC |
1300 | |
1301 | if (bp->link_up) { | |
5b0c76ad MC |
1302 | switch (bp->line_speed) { |
1303 | case SPEED_10: | |
59b47d8a MC |
1304 | if (CHIP_NUM(bp) != CHIP_NUM_5706) { |
1305 | val |= BNX2_EMAC_MODE_PORT_MII_10M; | |
5b0c76ad MC |
1306 | break; |
1307 | } | |
1308 | /* fall through */ | |
1309 | case SPEED_100: | |
1310 | val |= BNX2_EMAC_MODE_PORT_MII; | |
1311 | break; | |
1312 | case SPEED_2500: | |
59b47d8a | 1313 | val |= BNX2_EMAC_MODE_25G_MODE; |
5b0c76ad MC |
1314 | /* fall through */ |
1315 | case SPEED_1000: | |
1316 | val |= BNX2_EMAC_MODE_PORT_GMII; | |
1317 | break; | |
1318 | } | |
b6016b76 MC |
1319 | } |
1320 | else { | |
1321 | val |= BNX2_EMAC_MODE_PORT_GMII; | |
1322 | } | |
1323 | ||
1324 | /* Set the MAC to operate in the appropriate duplex mode. */ | |
1325 | if (bp->duplex == DUPLEX_HALF) | |
1326 | val |= BNX2_EMAC_MODE_HALF_DUPLEX; | |
1327 | REG_WR(bp, BNX2_EMAC_MODE, val); | |
1328 | ||
1329 | /* Enable/disable rx PAUSE. */ | |
1330 | bp->rx_mode &= ~BNX2_EMAC_RX_MODE_FLOW_EN; | |
1331 | ||
1332 | if (bp->flow_ctrl & FLOW_CTRL_RX) | |
1333 | bp->rx_mode |= BNX2_EMAC_RX_MODE_FLOW_EN; | |
1334 | REG_WR(bp, BNX2_EMAC_RX_MODE, bp->rx_mode); | |
1335 | ||
1336 | /* Enable/disable tx PAUSE. */ | |
1337 | val = REG_RD(bp, BNX2_EMAC_TX_MODE); | |
1338 | val &= ~BNX2_EMAC_TX_MODE_FLOW_EN; | |
1339 | ||
1340 | if (bp->flow_ctrl & FLOW_CTRL_TX) | |
1341 | val |= BNX2_EMAC_TX_MODE_FLOW_EN; | |
1342 | REG_WR(bp, BNX2_EMAC_TX_MODE, val); | |
1343 | ||
1344 | /* Acknowledge the interrupt. */ | |
1345 | REG_WR(bp, BNX2_EMAC_STATUS, BNX2_EMAC_STATUS_LINK_CHANGE); | |
1346 | ||
22fa159d | 1347 | bnx2_init_all_rx_contexts(bp); |
b6016b76 MC |
1348 | } |
1349 | ||
27a005b8 MC |
1350 | static void |
1351 | bnx2_enable_bmsr1(struct bnx2 *bp) | |
1352 | { | |
583c28e5 | 1353 | if ((bp->phy_flags & BNX2_PHY_FLAG_SERDES) && |
27a005b8 MC |
1354 | (CHIP_NUM(bp) == CHIP_NUM_5709)) |
1355 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, | |
1356 | MII_BNX2_BLK_ADDR_GP_STATUS); | |
1357 | } | |
1358 | ||
1359 | static void | |
1360 | bnx2_disable_bmsr1(struct bnx2 *bp) | |
1361 | { | |
583c28e5 | 1362 | if ((bp->phy_flags & BNX2_PHY_FLAG_SERDES) && |
27a005b8 MC |
1363 | (CHIP_NUM(bp) == CHIP_NUM_5709)) |
1364 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, | |
1365 | MII_BNX2_BLK_ADDR_COMBO_IEEEB0); | |
1366 | } | |
1367 | ||
605a9e20 MC |
1368 | static int |
1369 | bnx2_test_and_enable_2g5(struct bnx2 *bp) | |
1370 | { | |
1371 | u32 up1; | |
1372 | int ret = 1; | |
1373 | ||
583c28e5 | 1374 | if (!(bp->phy_flags & BNX2_PHY_FLAG_2_5G_CAPABLE)) |
605a9e20 MC |
1375 | return 0; |
1376 | ||
1377 | if (bp->autoneg & AUTONEG_SPEED) | |
1378 | bp->advertising |= ADVERTISED_2500baseX_Full; | |
1379 | ||
27a005b8 MC |
1380 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
1381 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_OVER1G); | |
1382 | ||
605a9e20 MC |
1383 | bnx2_read_phy(bp, bp->mii_up1, &up1); |
1384 | if (!(up1 & BCM5708S_UP1_2G5)) { | |
1385 | up1 |= BCM5708S_UP1_2G5; | |
1386 | bnx2_write_phy(bp, bp->mii_up1, up1); | |
1387 | ret = 0; | |
1388 | } | |
1389 | ||
27a005b8 MC |
1390 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
1391 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, | |
1392 | MII_BNX2_BLK_ADDR_COMBO_IEEEB0); | |
1393 | ||
605a9e20 MC |
1394 | return ret; |
1395 | } | |
1396 | ||
1397 | static int | |
1398 | bnx2_test_and_disable_2g5(struct bnx2 *bp) | |
1399 | { | |
1400 | u32 up1; | |
1401 | int ret = 0; | |
1402 | ||
583c28e5 | 1403 | if (!(bp->phy_flags & BNX2_PHY_FLAG_2_5G_CAPABLE)) |
605a9e20 MC |
1404 | return 0; |
1405 | ||
27a005b8 MC |
1406 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
1407 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_OVER1G); | |
1408 | ||
605a9e20 MC |
1409 | bnx2_read_phy(bp, bp->mii_up1, &up1); |
1410 | if (up1 & BCM5708S_UP1_2G5) { | |
1411 | up1 &= ~BCM5708S_UP1_2G5; | |
1412 | bnx2_write_phy(bp, bp->mii_up1, up1); | |
1413 | ret = 1; | |
1414 | } | |
1415 | ||
27a005b8 MC |
1416 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
1417 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, | |
1418 | MII_BNX2_BLK_ADDR_COMBO_IEEEB0); | |
1419 | ||
605a9e20 MC |
1420 | return ret; |
1421 | } | |
1422 | ||
1423 | static void | |
1424 | bnx2_enable_forced_2g5(struct bnx2 *bp) | |
1425 | { | |
cbd6890c MC |
1426 | u32 uninitialized_var(bmcr); |
1427 | int err; | |
605a9e20 | 1428 | |
583c28e5 | 1429 | if (!(bp->phy_flags & BNX2_PHY_FLAG_2_5G_CAPABLE)) |
605a9e20 MC |
1430 | return; |
1431 | ||
27a005b8 MC |
1432 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
1433 | u32 val; | |
1434 | ||
1435 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, | |
1436 | MII_BNX2_BLK_ADDR_SERDES_DIG); | |
cbd6890c MC |
1437 | if (!bnx2_read_phy(bp, MII_BNX2_SERDES_DIG_MISC1, &val)) { |
1438 | val &= ~MII_BNX2_SD_MISC1_FORCE_MSK; | |
1439 | val |= MII_BNX2_SD_MISC1_FORCE | | |
1440 | MII_BNX2_SD_MISC1_FORCE_2_5G; | |
1441 | bnx2_write_phy(bp, MII_BNX2_SERDES_DIG_MISC1, val); | |
1442 | } | |
27a005b8 MC |
1443 | |
1444 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, | |
1445 | MII_BNX2_BLK_ADDR_COMBO_IEEEB0); | |
cbd6890c | 1446 | err = bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
27a005b8 MC |
1447 | |
1448 | } else if (CHIP_NUM(bp) == CHIP_NUM_5708) { | |
cbd6890c MC |
1449 | err = bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
1450 | if (!err) | |
1451 | bmcr |= BCM5708S_BMCR_FORCE_2500; | |
c7079857 ED |
1452 | } else { |
1453 | return; | |
605a9e20 MC |
1454 | } |
1455 | ||
cbd6890c MC |
1456 | if (err) |
1457 | return; | |
1458 | ||
605a9e20 MC |
1459 | if (bp->autoneg & AUTONEG_SPEED) { |
1460 | bmcr &= ~BMCR_ANENABLE; | |
1461 | if (bp->req_duplex == DUPLEX_FULL) | |
1462 | bmcr |= BMCR_FULLDPLX; | |
1463 | } | |
1464 | bnx2_write_phy(bp, bp->mii_bmcr, bmcr); | |
1465 | } | |
1466 | ||
1467 | static void | |
1468 | bnx2_disable_forced_2g5(struct bnx2 *bp) | |
1469 | { | |
cbd6890c MC |
1470 | u32 uninitialized_var(bmcr); |
1471 | int err; | |
605a9e20 | 1472 | |
583c28e5 | 1473 | if (!(bp->phy_flags & BNX2_PHY_FLAG_2_5G_CAPABLE)) |
605a9e20 MC |
1474 | return; |
1475 | ||
27a005b8 MC |
1476 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
1477 | u32 val; | |
1478 | ||
1479 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, | |
1480 | MII_BNX2_BLK_ADDR_SERDES_DIG); | |
cbd6890c MC |
1481 | if (!bnx2_read_phy(bp, MII_BNX2_SERDES_DIG_MISC1, &val)) { |
1482 | val &= ~MII_BNX2_SD_MISC1_FORCE; | |
1483 | bnx2_write_phy(bp, MII_BNX2_SERDES_DIG_MISC1, val); | |
1484 | } | |
27a005b8 MC |
1485 | |
1486 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, | |
1487 | MII_BNX2_BLK_ADDR_COMBO_IEEEB0); | |
cbd6890c | 1488 | err = bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
27a005b8 MC |
1489 | |
1490 | } else if (CHIP_NUM(bp) == CHIP_NUM_5708) { | |
cbd6890c MC |
1491 | err = bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
1492 | if (!err) | |
1493 | bmcr &= ~BCM5708S_BMCR_FORCE_2500; | |
c7079857 ED |
1494 | } else { |
1495 | return; | |
605a9e20 MC |
1496 | } |
1497 | ||
cbd6890c MC |
1498 | if (err) |
1499 | return; | |
1500 | ||
605a9e20 MC |
1501 | if (bp->autoneg & AUTONEG_SPEED) |
1502 | bmcr |= BMCR_SPEED1000 | BMCR_ANENABLE | BMCR_ANRESTART; | |
1503 | bnx2_write_phy(bp, bp->mii_bmcr, bmcr); | |
1504 | } | |
1505 | ||
b2fadeae MC |
1506 | static void |
1507 | bnx2_5706s_force_link_dn(struct bnx2 *bp, int start) | |
1508 | { | |
1509 | u32 val; | |
1510 | ||
1511 | bnx2_write_phy(bp, MII_BNX2_DSP_ADDRESS, MII_EXPAND_SERDES_CTL); | |
1512 | bnx2_read_phy(bp, MII_BNX2_DSP_RW_PORT, &val); | |
1513 | if (start) | |
1514 | bnx2_write_phy(bp, MII_BNX2_DSP_RW_PORT, val & 0xff0f); | |
1515 | else | |
1516 | bnx2_write_phy(bp, MII_BNX2_DSP_RW_PORT, val | 0xc0); | |
1517 | } | |
1518 | ||
b6016b76 MC |
1519 | static int |
1520 | bnx2_set_link(struct bnx2 *bp) | |
1521 | { | |
1522 | u32 bmsr; | |
1523 | u8 link_up; | |
1524 | ||
80be4434 | 1525 | if (bp->loopback == MAC_LOOPBACK || bp->loopback == PHY_LOOPBACK) { |
b6016b76 MC |
1526 | bp->link_up = 1; |
1527 | return 0; | |
1528 | } | |
1529 | ||
583c28e5 | 1530 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) |
0d8a6571 MC |
1531 | return 0; |
1532 | ||
b6016b76 MC |
1533 | link_up = bp->link_up; |
1534 | ||
27a005b8 MC |
1535 | bnx2_enable_bmsr1(bp); |
1536 | bnx2_read_phy(bp, bp->mii_bmsr1, &bmsr); | |
1537 | bnx2_read_phy(bp, bp->mii_bmsr1, &bmsr); | |
1538 | bnx2_disable_bmsr1(bp); | |
b6016b76 | 1539 | |
583c28e5 | 1540 | if ((bp->phy_flags & BNX2_PHY_FLAG_SERDES) && |
b6016b76 | 1541 | (CHIP_NUM(bp) == CHIP_NUM_5706)) { |
a2724e25 | 1542 | u32 val, an_dbg; |
b6016b76 | 1543 | |
583c28e5 | 1544 | if (bp->phy_flags & BNX2_PHY_FLAG_FORCED_DOWN) { |
b2fadeae | 1545 | bnx2_5706s_force_link_dn(bp, 0); |
583c28e5 | 1546 | bp->phy_flags &= ~BNX2_PHY_FLAG_FORCED_DOWN; |
b2fadeae | 1547 | } |
b6016b76 | 1548 | val = REG_RD(bp, BNX2_EMAC_STATUS); |
a2724e25 MC |
1549 | |
1550 | bnx2_write_phy(bp, MII_BNX2_MISC_SHADOW, MISC_SHDW_AN_DBG); | |
1551 | bnx2_read_phy(bp, MII_BNX2_MISC_SHADOW, &an_dbg); | |
1552 | bnx2_read_phy(bp, MII_BNX2_MISC_SHADOW, &an_dbg); | |
1553 | ||
1554 | if ((val & BNX2_EMAC_STATUS_LINK) && | |
1555 | !(an_dbg & MISC_SHDW_AN_DBG_NOSYNC)) | |
b6016b76 MC |
1556 | bmsr |= BMSR_LSTATUS; |
1557 | else | |
1558 | bmsr &= ~BMSR_LSTATUS; | |
1559 | } | |
1560 | ||
1561 | if (bmsr & BMSR_LSTATUS) { | |
1562 | bp->link_up = 1; | |
1563 | ||
583c28e5 | 1564 | if (bp->phy_flags & BNX2_PHY_FLAG_SERDES) { |
5b0c76ad MC |
1565 | if (CHIP_NUM(bp) == CHIP_NUM_5706) |
1566 | bnx2_5706s_linkup(bp); | |
1567 | else if (CHIP_NUM(bp) == CHIP_NUM_5708) | |
1568 | bnx2_5708s_linkup(bp); | |
27a005b8 MC |
1569 | else if (CHIP_NUM(bp) == CHIP_NUM_5709) |
1570 | bnx2_5709s_linkup(bp); | |
b6016b76 MC |
1571 | } |
1572 | else { | |
1573 | bnx2_copper_linkup(bp); | |
1574 | } | |
1575 | bnx2_resolve_flow_ctrl(bp); | |
1576 | } | |
1577 | else { | |
583c28e5 | 1578 | if ((bp->phy_flags & BNX2_PHY_FLAG_SERDES) && |
605a9e20 MC |
1579 | (bp->autoneg & AUTONEG_SPEED)) |
1580 | bnx2_disable_forced_2g5(bp); | |
b6016b76 | 1581 | |
583c28e5 | 1582 | if (bp->phy_flags & BNX2_PHY_FLAG_PARALLEL_DETECT) { |
b2fadeae MC |
1583 | u32 bmcr; |
1584 | ||
1585 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); | |
1586 | bmcr |= BMCR_ANENABLE; | |
1587 | bnx2_write_phy(bp, bp->mii_bmcr, bmcr); | |
1588 | ||
583c28e5 | 1589 | bp->phy_flags &= ~BNX2_PHY_FLAG_PARALLEL_DETECT; |
b2fadeae | 1590 | } |
b6016b76 MC |
1591 | bp->link_up = 0; |
1592 | } | |
1593 | ||
1594 | if (bp->link_up != link_up) { | |
1595 | bnx2_report_link(bp); | |
1596 | } | |
1597 | ||
1598 | bnx2_set_mac_link(bp); | |
1599 | ||
1600 | return 0; | |
1601 | } | |
1602 | ||
1603 | static int | |
1604 | bnx2_reset_phy(struct bnx2 *bp) | |
1605 | { | |
1606 | int i; | |
1607 | u32 reg; | |
1608 | ||
ca58c3af | 1609 | bnx2_write_phy(bp, bp->mii_bmcr, BMCR_RESET); |
b6016b76 MC |
1610 | |
1611 | #define PHY_RESET_MAX_WAIT 100 | |
1612 | for (i = 0; i < PHY_RESET_MAX_WAIT; i++) { | |
1613 | udelay(10); | |
1614 | ||
ca58c3af | 1615 | bnx2_read_phy(bp, bp->mii_bmcr, ®); |
b6016b76 MC |
1616 | if (!(reg & BMCR_RESET)) { |
1617 | udelay(20); | |
1618 | break; | |
1619 | } | |
1620 | } | |
1621 | if (i == PHY_RESET_MAX_WAIT) { | |
1622 | return -EBUSY; | |
1623 | } | |
1624 | return 0; | |
1625 | } | |
1626 | ||
1627 | static u32 | |
1628 | bnx2_phy_get_pause_adv(struct bnx2 *bp) | |
1629 | { | |
1630 | u32 adv = 0; | |
1631 | ||
1632 | if ((bp->req_flow_ctrl & (FLOW_CTRL_RX | FLOW_CTRL_TX)) == | |
1633 | (FLOW_CTRL_RX | FLOW_CTRL_TX)) { | |
1634 | ||
583c28e5 | 1635 | if (bp->phy_flags & BNX2_PHY_FLAG_SERDES) { |
b6016b76 MC |
1636 | adv = ADVERTISE_1000XPAUSE; |
1637 | } | |
1638 | else { | |
1639 | adv = ADVERTISE_PAUSE_CAP; | |
1640 | } | |
1641 | } | |
1642 | else if (bp->req_flow_ctrl & FLOW_CTRL_TX) { | |
583c28e5 | 1643 | if (bp->phy_flags & BNX2_PHY_FLAG_SERDES) { |
b6016b76 MC |
1644 | adv = ADVERTISE_1000XPSE_ASYM; |
1645 | } | |
1646 | else { | |
1647 | adv = ADVERTISE_PAUSE_ASYM; | |
1648 | } | |
1649 | } | |
1650 | else if (bp->req_flow_ctrl & FLOW_CTRL_RX) { | |
583c28e5 | 1651 | if (bp->phy_flags & BNX2_PHY_FLAG_SERDES) { |
b6016b76 MC |
1652 | adv = ADVERTISE_1000XPAUSE | ADVERTISE_1000XPSE_ASYM; |
1653 | } | |
1654 | else { | |
1655 | adv = ADVERTISE_PAUSE_CAP | ADVERTISE_PAUSE_ASYM; | |
1656 | } | |
1657 | } | |
1658 | return adv; | |
1659 | } | |
1660 | ||
a2f13890 | 1661 | static int bnx2_fw_sync(struct bnx2 *, u32, int, int); |
0d8a6571 | 1662 | |
b6016b76 | 1663 | static int |
0d8a6571 | 1664 | bnx2_setup_remote_phy(struct bnx2 *bp, u8 port) |
52d07b1f HH |
1665 | __releases(&bp->phy_lock) |
1666 | __acquires(&bp->phy_lock) | |
0d8a6571 MC |
1667 | { |
1668 | u32 speed_arg = 0, pause_adv; | |
1669 | ||
1670 | pause_adv = bnx2_phy_get_pause_adv(bp); | |
1671 | ||
1672 | if (bp->autoneg & AUTONEG_SPEED) { | |
1673 | speed_arg |= BNX2_NETLINK_SET_LINK_ENABLE_AUTONEG; | |
1674 | if (bp->advertising & ADVERTISED_10baseT_Half) | |
1675 | speed_arg |= BNX2_NETLINK_SET_LINK_SPEED_10HALF; | |
1676 | if (bp->advertising & ADVERTISED_10baseT_Full) | |
1677 | speed_arg |= BNX2_NETLINK_SET_LINK_SPEED_10FULL; | |
1678 | if (bp->advertising & ADVERTISED_100baseT_Half) | |
1679 | speed_arg |= BNX2_NETLINK_SET_LINK_SPEED_100HALF; | |
1680 | if (bp->advertising & ADVERTISED_100baseT_Full) | |
1681 | speed_arg |= BNX2_NETLINK_SET_LINK_SPEED_100FULL; | |
1682 | if (bp->advertising & ADVERTISED_1000baseT_Full) | |
1683 | speed_arg |= BNX2_NETLINK_SET_LINK_SPEED_1GFULL; | |
1684 | if (bp->advertising & ADVERTISED_2500baseX_Full) | |
1685 | speed_arg |= BNX2_NETLINK_SET_LINK_SPEED_2G5FULL; | |
1686 | } else { | |
1687 | if (bp->req_line_speed == SPEED_2500) | |
1688 | speed_arg = BNX2_NETLINK_SET_LINK_SPEED_2G5FULL; | |
1689 | else if (bp->req_line_speed == SPEED_1000) | |
1690 | speed_arg = BNX2_NETLINK_SET_LINK_SPEED_1GFULL; | |
1691 | else if (bp->req_line_speed == SPEED_100) { | |
1692 | if (bp->req_duplex == DUPLEX_FULL) | |
1693 | speed_arg = BNX2_NETLINK_SET_LINK_SPEED_100FULL; | |
1694 | else | |
1695 | speed_arg = BNX2_NETLINK_SET_LINK_SPEED_100HALF; | |
1696 | } else if (bp->req_line_speed == SPEED_10) { | |
1697 | if (bp->req_duplex == DUPLEX_FULL) | |
1698 | speed_arg = BNX2_NETLINK_SET_LINK_SPEED_10FULL; | |
1699 | else | |
1700 | speed_arg = BNX2_NETLINK_SET_LINK_SPEED_10HALF; | |
1701 | } | |
1702 | } | |
1703 | ||
1704 | if (pause_adv & (ADVERTISE_1000XPAUSE | ADVERTISE_PAUSE_CAP)) | |
1705 | speed_arg |= BNX2_NETLINK_SET_LINK_FC_SYM_PAUSE; | |
c26736ec | 1706 | if (pause_adv & (ADVERTISE_1000XPSE_ASYM | ADVERTISE_PAUSE_ASYM)) |
0d8a6571 MC |
1707 | speed_arg |= BNX2_NETLINK_SET_LINK_FC_ASYM_PAUSE; |
1708 | ||
1709 | if (port == PORT_TP) | |
1710 | speed_arg |= BNX2_NETLINK_SET_LINK_PHY_APP_REMOTE | | |
1711 | BNX2_NETLINK_SET_LINK_ETH_AT_WIRESPEED; | |
1712 | ||
2726d6e1 | 1713 | bnx2_shmem_wr(bp, BNX2_DRV_MB_ARG0, speed_arg); |
0d8a6571 MC |
1714 | |
1715 | spin_unlock_bh(&bp->phy_lock); | |
a2f13890 | 1716 | bnx2_fw_sync(bp, BNX2_DRV_MSG_CODE_CMD_SET_LINK, 1, 0); |
0d8a6571 MC |
1717 | spin_lock_bh(&bp->phy_lock); |
1718 | ||
1719 | return 0; | |
1720 | } | |
1721 | ||
1722 | static int | |
1723 | bnx2_setup_serdes_phy(struct bnx2 *bp, u8 port) | |
52d07b1f HH |
1724 | __releases(&bp->phy_lock) |
1725 | __acquires(&bp->phy_lock) | |
b6016b76 | 1726 | { |
605a9e20 | 1727 | u32 adv, bmcr; |
b6016b76 MC |
1728 | u32 new_adv = 0; |
1729 | ||
583c28e5 | 1730 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) |
807540ba | 1731 | return bnx2_setup_remote_phy(bp, port); |
0d8a6571 | 1732 | |
b6016b76 MC |
1733 | if (!(bp->autoneg & AUTONEG_SPEED)) { |
1734 | u32 new_bmcr; | |
5b0c76ad MC |
1735 | int force_link_down = 0; |
1736 | ||
605a9e20 MC |
1737 | if (bp->req_line_speed == SPEED_2500) { |
1738 | if (!bnx2_test_and_enable_2g5(bp)) | |
1739 | force_link_down = 1; | |
1740 | } else if (bp->req_line_speed == SPEED_1000) { | |
1741 | if (bnx2_test_and_disable_2g5(bp)) | |
1742 | force_link_down = 1; | |
1743 | } | |
ca58c3af | 1744 | bnx2_read_phy(bp, bp->mii_adv, &adv); |
80be4434 MC |
1745 | adv &= ~(ADVERTISE_1000XFULL | ADVERTISE_1000XHALF); |
1746 | ||
ca58c3af | 1747 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
605a9e20 | 1748 | new_bmcr = bmcr & ~BMCR_ANENABLE; |
80be4434 | 1749 | new_bmcr |= BMCR_SPEED1000; |
605a9e20 | 1750 | |
27a005b8 MC |
1751 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
1752 | if (bp->req_line_speed == SPEED_2500) | |
1753 | bnx2_enable_forced_2g5(bp); | |
1754 | else if (bp->req_line_speed == SPEED_1000) { | |
1755 | bnx2_disable_forced_2g5(bp); | |
1756 | new_bmcr &= ~0x2000; | |
1757 | } | |
1758 | ||
1759 | } else if (CHIP_NUM(bp) == CHIP_NUM_5708) { | |
605a9e20 MC |
1760 | if (bp->req_line_speed == SPEED_2500) |
1761 | new_bmcr |= BCM5708S_BMCR_FORCE_2500; | |
1762 | else | |
1763 | new_bmcr = bmcr & ~BCM5708S_BMCR_FORCE_2500; | |
5b0c76ad MC |
1764 | } |
1765 | ||
b6016b76 | 1766 | if (bp->req_duplex == DUPLEX_FULL) { |
5b0c76ad | 1767 | adv |= ADVERTISE_1000XFULL; |
b6016b76 MC |
1768 | new_bmcr |= BMCR_FULLDPLX; |
1769 | } | |
1770 | else { | |
5b0c76ad | 1771 | adv |= ADVERTISE_1000XHALF; |
b6016b76 MC |
1772 | new_bmcr &= ~BMCR_FULLDPLX; |
1773 | } | |
5b0c76ad | 1774 | if ((new_bmcr != bmcr) || (force_link_down)) { |
b6016b76 MC |
1775 | /* Force a link down visible on the other side */ |
1776 | if (bp->link_up) { | |
ca58c3af | 1777 | bnx2_write_phy(bp, bp->mii_adv, adv & |
5b0c76ad MC |
1778 | ~(ADVERTISE_1000XFULL | |
1779 | ADVERTISE_1000XHALF)); | |
ca58c3af | 1780 | bnx2_write_phy(bp, bp->mii_bmcr, bmcr | |
b6016b76 MC |
1781 | BMCR_ANRESTART | BMCR_ANENABLE); |
1782 | ||
1783 | bp->link_up = 0; | |
1784 | netif_carrier_off(bp->dev); | |
ca58c3af | 1785 | bnx2_write_phy(bp, bp->mii_bmcr, new_bmcr); |
80be4434 | 1786 | bnx2_report_link(bp); |
b6016b76 | 1787 | } |
ca58c3af MC |
1788 | bnx2_write_phy(bp, bp->mii_adv, adv); |
1789 | bnx2_write_phy(bp, bp->mii_bmcr, new_bmcr); | |
605a9e20 MC |
1790 | } else { |
1791 | bnx2_resolve_flow_ctrl(bp); | |
1792 | bnx2_set_mac_link(bp); | |
b6016b76 MC |
1793 | } |
1794 | return 0; | |
1795 | } | |
1796 | ||
605a9e20 | 1797 | bnx2_test_and_enable_2g5(bp); |
5b0c76ad | 1798 | |
b6016b76 MC |
1799 | if (bp->advertising & ADVERTISED_1000baseT_Full) |
1800 | new_adv |= ADVERTISE_1000XFULL; | |
1801 | ||
1802 | new_adv |= bnx2_phy_get_pause_adv(bp); | |
1803 | ||
ca58c3af MC |
1804 | bnx2_read_phy(bp, bp->mii_adv, &adv); |
1805 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); | |
b6016b76 MC |
1806 | |
1807 | bp->serdes_an_pending = 0; | |
1808 | if ((adv != new_adv) || ((bmcr & BMCR_ANENABLE) == 0)) { | |
1809 | /* Force a link down visible on the other side */ | |
1810 | if (bp->link_up) { | |
ca58c3af | 1811 | bnx2_write_phy(bp, bp->mii_bmcr, BMCR_LOOPBACK); |
80be4434 MC |
1812 | spin_unlock_bh(&bp->phy_lock); |
1813 | msleep(20); | |
1814 | spin_lock_bh(&bp->phy_lock); | |
b6016b76 MC |
1815 | } |
1816 | ||
ca58c3af MC |
1817 | bnx2_write_phy(bp, bp->mii_adv, new_adv); |
1818 | bnx2_write_phy(bp, bp->mii_bmcr, bmcr | BMCR_ANRESTART | | |
b6016b76 | 1819 | BMCR_ANENABLE); |
f8dd064e MC |
1820 | /* Speed up link-up time when the link partner |
1821 | * does not autonegotiate which is very common | |
1822 | * in blade servers. Some blade servers use | |
1823 | * IPMI for kerboard input and it's important | |
1824 | * to minimize link disruptions. Autoneg. involves | |
1825 | * exchanging base pages plus 3 next pages and | |
1826 | * normally completes in about 120 msec. | |
1827 | */ | |
40105c0b | 1828 | bp->current_interval = BNX2_SERDES_AN_TIMEOUT; |
f8dd064e MC |
1829 | bp->serdes_an_pending = 1; |
1830 | mod_timer(&bp->timer, jiffies + bp->current_interval); | |
605a9e20 MC |
1831 | } else { |
1832 | bnx2_resolve_flow_ctrl(bp); | |
1833 | bnx2_set_mac_link(bp); | |
b6016b76 MC |
1834 | } |
1835 | ||
1836 | return 0; | |
1837 | } | |
1838 | ||
1839 | #define ETHTOOL_ALL_FIBRE_SPEED \ | |
583c28e5 | 1840 | (bp->phy_flags & BNX2_PHY_FLAG_2_5G_CAPABLE) ? \ |
deaf391b MC |
1841 | (ADVERTISED_2500baseX_Full | ADVERTISED_1000baseT_Full) :\ |
1842 | (ADVERTISED_1000baseT_Full) | |
b6016b76 MC |
1843 | |
1844 | #define ETHTOOL_ALL_COPPER_SPEED \ | |
1845 | (ADVERTISED_10baseT_Half | ADVERTISED_10baseT_Full | \ | |
1846 | ADVERTISED_100baseT_Half | ADVERTISED_100baseT_Full | \ | |
1847 | ADVERTISED_1000baseT_Full) | |
1848 | ||
1849 | #define PHY_ALL_10_100_SPEED (ADVERTISE_10HALF | ADVERTISE_10FULL | \ | |
1850 | ADVERTISE_100HALF | ADVERTISE_100FULL | ADVERTISE_CSMA) | |
6aa20a22 | 1851 | |
b6016b76 MC |
1852 | #define PHY_ALL_1000_SPEED (ADVERTISE_1000HALF | ADVERTISE_1000FULL) |
1853 | ||
0d8a6571 MC |
1854 | static void |
1855 | bnx2_set_default_remote_link(struct bnx2 *bp) | |
1856 | { | |
1857 | u32 link; | |
1858 | ||
1859 | if (bp->phy_port == PORT_TP) | |
2726d6e1 | 1860 | link = bnx2_shmem_rd(bp, BNX2_RPHY_COPPER_LINK); |
0d8a6571 | 1861 | else |
2726d6e1 | 1862 | link = bnx2_shmem_rd(bp, BNX2_RPHY_SERDES_LINK); |
0d8a6571 MC |
1863 | |
1864 | if (link & BNX2_NETLINK_SET_LINK_ENABLE_AUTONEG) { | |
1865 | bp->req_line_speed = 0; | |
1866 | bp->autoneg |= AUTONEG_SPEED; | |
1867 | bp->advertising = ADVERTISED_Autoneg; | |
1868 | if (link & BNX2_NETLINK_SET_LINK_SPEED_10HALF) | |
1869 | bp->advertising |= ADVERTISED_10baseT_Half; | |
1870 | if (link & BNX2_NETLINK_SET_LINK_SPEED_10FULL) | |
1871 | bp->advertising |= ADVERTISED_10baseT_Full; | |
1872 | if (link & BNX2_NETLINK_SET_LINK_SPEED_100HALF) | |
1873 | bp->advertising |= ADVERTISED_100baseT_Half; | |
1874 | if (link & BNX2_NETLINK_SET_LINK_SPEED_100FULL) | |
1875 | bp->advertising |= ADVERTISED_100baseT_Full; | |
1876 | if (link & BNX2_NETLINK_SET_LINK_SPEED_1GFULL) | |
1877 | bp->advertising |= ADVERTISED_1000baseT_Full; | |
1878 | if (link & BNX2_NETLINK_SET_LINK_SPEED_2G5FULL) | |
1879 | bp->advertising |= ADVERTISED_2500baseX_Full; | |
1880 | } else { | |
1881 | bp->autoneg = 0; | |
1882 | bp->advertising = 0; | |
1883 | bp->req_duplex = DUPLEX_FULL; | |
1884 | if (link & BNX2_NETLINK_SET_LINK_SPEED_10) { | |
1885 | bp->req_line_speed = SPEED_10; | |
1886 | if (link & BNX2_NETLINK_SET_LINK_SPEED_10HALF) | |
1887 | bp->req_duplex = DUPLEX_HALF; | |
1888 | } | |
1889 | if (link & BNX2_NETLINK_SET_LINK_SPEED_100) { | |
1890 | bp->req_line_speed = SPEED_100; | |
1891 | if (link & BNX2_NETLINK_SET_LINK_SPEED_100HALF) | |
1892 | bp->req_duplex = DUPLEX_HALF; | |
1893 | } | |
1894 | if (link & BNX2_NETLINK_SET_LINK_SPEED_1GFULL) | |
1895 | bp->req_line_speed = SPEED_1000; | |
1896 | if (link & BNX2_NETLINK_SET_LINK_SPEED_2G5FULL) | |
1897 | bp->req_line_speed = SPEED_2500; | |
1898 | } | |
1899 | } | |
1900 | ||
deaf391b MC |
1901 | static void |
1902 | bnx2_set_default_link(struct bnx2 *bp) | |
1903 | { | |
ab59859d HH |
1904 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) { |
1905 | bnx2_set_default_remote_link(bp); | |
1906 | return; | |
1907 | } | |
0d8a6571 | 1908 | |
deaf391b MC |
1909 | bp->autoneg = AUTONEG_SPEED | AUTONEG_FLOW_CTRL; |
1910 | bp->req_line_speed = 0; | |
583c28e5 | 1911 | if (bp->phy_flags & BNX2_PHY_FLAG_SERDES) { |
deaf391b MC |
1912 | u32 reg; |
1913 | ||
1914 | bp->advertising = ETHTOOL_ALL_FIBRE_SPEED | ADVERTISED_Autoneg; | |
1915 | ||
2726d6e1 | 1916 | reg = bnx2_shmem_rd(bp, BNX2_PORT_HW_CFG_CONFIG); |
deaf391b MC |
1917 | reg &= BNX2_PORT_HW_CFG_CFG_DFLT_LINK_MASK; |
1918 | if (reg == BNX2_PORT_HW_CFG_CFG_DFLT_LINK_1G) { | |
1919 | bp->autoneg = 0; | |
1920 | bp->req_line_speed = bp->line_speed = SPEED_1000; | |
1921 | bp->req_duplex = DUPLEX_FULL; | |
1922 | } | |
1923 | } else | |
1924 | bp->advertising = ETHTOOL_ALL_COPPER_SPEED | ADVERTISED_Autoneg; | |
1925 | } | |
1926 | ||
df149d70 MC |
1927 | static void |
1928 | bnx2_send_heart_beat(struct bnx2 *bp) | |
1929 | { | |
1930 | u32 msg; | |
1931 | u32 addr; | |
1932 | ||
1933 | spin_lock(&bp->indirect_lock); | |
1934 | msg = (u32) (++bp->fw_drv_pulse_wr_seq & BNX2_DRV_PULSE_SEQ_MASK); | |
1935 | addr = bp->shmem_base + BNX2_DRV_PULSE_MB; | |
1936 | REG_WR(bp, BNX2_PCICFG_REG_WINDOW_ADDRESS, addr); | |
1937 | REG_WR(bp, BNX2_PCICFG_REG_WINDOW, msg); | |
1938 | spin_unlock(&bp->indirect_lock); | |
1939 | } | |
1940 | ||
0d8a6571 MC |
1941 | static void |
1942 | bnx2_remote_phy_event(struct bnx2 *bp) | |
1943 | { | |
1944 | u32 msg; | |
1945 | u8 link_up = bp->link_up; | |
1946 | u8 old_port; | |
1947 | ||
2726d6e1 | 1948 | msg = bnx2_shmem_rd(bp, BNX2_LINK_STATUS); |
0d8a6571 | 1949 | |
df149d70 MC |
1950 | if (msg & BNX2_LINK_STATUS_HEART_BEAT_EXPIRED) |
1951 | bnx2_send_heart_beat(bp); | |
1952 | ||
1953 | msg &= ~BNX2_LINK_STATUS_HEART_BEAT_EXPIRED; | |
1954 | ||
0d8a6571 MC |
1955 | if ((msg & BNX2_LINK_STATUS_LINK_UP) == BNX2_LINK_STATUS_LINK_DOWN) |
1956 | bp->link_up = 0; | |
1957 | else { | |
1958 | u32 speed; | |
1959 | ||
1960 | bp->link_up = 1; | |
1961 | speed = msg & BNX2_LINK_STATUS_SPEED_MASK; | |
1962 | bp->duplex = DUPLEX_FULL; | |
1963 | switch (speed) { | |
1964 | case BNX2_LINK_STATUS_10HALF: | |
1965 | bp->duplex = DUPLEX_HALF; | |
1966 | case BNX2_LINK_STATUS_10FULL: | |
1967 | bp->line_speed = SPEED_10; | |
1968 | break; | |
1969 | case BNX2_LINK_STATUS_100HALF: | |
1970 | bp->duplex = DUPLEX_HALF; | |
1971 | case BNX2_LINK_STATUS_100BASE_T4: | |
1972 | case BNX2_LINK_STATUS_100FULL: | |
1973 | bp->line_speed = SPEED_100; | |
1974 | break; | |
1975 | case BNX2_LINK_STATUS_1000HALF: | |
1976 | bp->duplex = DUPLEX_HALF; | |
1977 | case BNX2_LINK_STATUS_1000FULL: | |
1978 | bp->line_speed = SPEED_1000; | |
1979 | break; | |
1980 | case BNX2_LINK_STATUS_2500HALF: | |
1981 | bp->duplex = DUPLEX_HALF; | |
1982 | case BNX2_LINK_STATUS_2500FULL: | |
1983 | bp->line_speed = SPEED_2500; | |
1984 | break; | |
1985 | default: | |
1986 | bp->line_speed = 0; | |
1987 | break; | |
1988 | } | |
1989 | ||
0d8a6571 MC |
1990 | bp->flow_ctrl = 0; |
1991 | if ((bp->autoneg & (AUTONEG_SPEED | AUTONEG_FLOW_CTRL)) != | |
1992 | (AUTONEG_SPEED | AUTONEG_FLOW_CTRL)) { | |
1993 | if (bp->duplex == DUPLEX_FULL) | |
1994 | bp->flow_ctrl = bp->req_flow_ctrl; | |
1995 | } else { | |
1996 | if (msg & BNX2_LINK_STATUS_TX_FC_ENABLED) | |
1997 | bp->flow_ctrl |= FLOW_CTRL_TX; | |
1998 | if (msg & BNX2_LINK_STATUS_RX_FC_ENABLED) | |
1999 | bp->flow_ctrl |= FLOW_CTRL_RX; | |
2000 | } | |
2001 | ||
2002 | old_port = bp->phy_port; | |
2003 | if (msg & BNX2_LINK_STATUS_SERDES_LINK) | |
2004 | bp->phy_port = PORT_FIBRE; | |
2005 | else | |
2006 | bp->phy_port = PORT_TP; | |
2007 | ||
2008 | if (old_port != bp->phy_port) | |
2009 | bnx2_set_default_link(bp); | |
2010 | ||
0d8a6571 MC |
2011 | } |
2012 | if (bp->link_up != link_up) | |
2013 | bnx2_report_link(bp); | |
2014 | ||
2015 | bnx2_set_mac_link(bp); | |
2016 | } | |
2017 | ||
2018 | static int | |
2019 | bnx2_set_remote_link(struct bnx2 *bp) | |
2020 | { | |
2021 | u32 evt_code; | |
2022 | ||
2726d6e1 | 2023 | evt_code = bnx2_shmem_rd(bp, BNX2_FW_EVT_CODE_MB); |
0d8a6571 MC |
2024 | switch (evt_code) { |
2025 | case BNX2_FW_EVT_CODE_LINK_EVENT: | |
2026 | bnx2_remote_phy_event(bp); | |
2027 | break; | |
2028 | case BNX2_FW_EVT_CODE_SW_TIMER_EXPIRATION_EVENT: | |
2029 | default: | |
df149d70 | 2030 | bnx2_send_heart_beat(bp); |
0d8a6571 MC |
2031 | break; |
2032 | } | |
2033 | return 0; | |
2034 | } | |
2035 | ||
b6016b76 MC |
2036 | static int |
2037 | bnx2_setup_copper_phy(struct bnx2 *bp) | |
52d07b1f HH |
2038 | __releases(&bp->phy_lock) |
2039 | __acquires(&bp->phy_lock) | |
b6016b76 MC |
2040 | { |
2041 | u32 bmcr; | |
2042 | u32 new_bmcr; | |
2043 | ||
ca58c3af | 2044 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
b6016b76 MC |
2045 | |
2046 | if (bp->autoneg & AUTONEG_SPEED) { | |
2047 | u32 adv_reg, adv1000_reg; | |
2048 | u32 new_adv_reg = 0; | |
2049 | u32 new_adv1000_reg = 0; | |
2050 | ||
ca58c3af | 2051 | bnx2_read_phy(bp, bp->mii_adv, &adv_reg); |
b6016b76 MC |
2052 | adv_reg &= (PHY_ALL_10_100_SPEED | ADVERTISE_PAUSE_CAP | |
2053 | ADVERTISE_PAUSE_ASYM); | |
2054 | ||
2055 | bnx2_read_phy(bp, MII_CTRL1000, &adv1000_reg); | |
2056 | adv1000_reg &= PHY_ALL_1000_SPEED; | |
2057 | ||
2058 | if (bp->advertising & ADVERTISED_10baseT_Half) | |
2059 | new_adv_reg |= ADVERTISE_10HALF; | |
2060 | if (bp->advertising & ADVERTISED_10baseT_Full) | |
2061 | new_adv_reg |= ADVERTISE_10FULL; | |
2062 | if (bp->advertising & ADVERTISED_100baseT_Half) | |
2063 | new_adv_reg |= ADVERTISE_100HALF; | |
2064 | if (bp->advertising & ADVERTISED_100baseT_Full) | |
2065 | new_adv_reg |= ADVERTISE_100FULL; | |
2066 | if (bp->advertising & ADVERTISED_1000baseT_Full) | |
2067 | new_adv1000_reg |= ADVERTISE_1000FULL; | |
6aa20a22 | 2068 | |
b6016b76 MC |
2069 | new_adv_reg |= ADVERTISE_CSMA; |
2070 | ||
2071 | new_adv_reg |= bnx2_phy_get_pause_adv(bp); | |
2072 | ||
2073 | if ((adv1000_reg != new_adv1000_reg) || | |
2074 | (adv_reg != new_adv_reg) || | |
2075 | ((bmcr & BMCR_ANENABLE) == 0)) { | |
2076 | ||
ca58c3af | 2077 | bnx2_write_phy(bp, bp->mii_adv, new_adv_reg); |
b6016b76 | 2078 | bnx2_write_phy(bp, MII_CTRL1000, new_adv1000_reg); |
ca58c3af | 2079 | bnx2_write_phy(bp, bp->mii_bmcr, BMCR_ANRESTART | |
b6016b76 MC |
2080 | BMCR_ANENABLE); |
2081 | } | |
2082 | else if (bp->link_up) { | |
2083 | /* Flow ctrl may have changed from auto to forced */ | |
2084 | /* or vice-versa. */ | |
2085 | ||
2086 | bnx2_resolve_flow_ctrl(bp); | |
2087 | bnx2_set_mac_link(bp); | |
2088 | } | |
2089 | return 0; | |
2090 | } | |
2091 | ||
2092 | new_bmcr = 0; | |
2093 | if (bp->req_line_speed == SPEED_100) { | |
2094 | new_bmcr |= BMCR_SPEED100; | |
2095 | } | |
2096 | if (bp->req_duplex == DUPLEX_FULL) { | |
2097 | new_bmcr |= BMCR_FULLDPLX; | |
2098 | } | |
2099 | if (new_bmcr != bmcr) { | |
2100 | u32 bmsr; | |
b6016b76 | 2101 | |
ca58c3af MC |
2102 | bnx2_read_phy(bp, bp->mii_bmsr, &bmsr); |
2103 | bnx2_read_phy(bp, bp->mii_bmsr, &bmsr); | |
6aa20a22 | 2104 | |
b6016b76 MC |
2105 | if (bmsr & BMSR_LSTATUS) { |
2106 | /* Force link down */ | |
ca58c3af | 2107 | bnx2_write_phy(bp, bp->mii_bmcr, BMCR_LOOPBACK); |
a16dda0e MC |
2108 | spin_unlock_bh(&bp->phy_lock); |
2109 | msleep(50); | |
2110 | spin_lock_bh(&bp->phy_lock); | |
2111 | ||
ca58c3af MC |
2112 | bnx2_read_phy(bp, bp->mii_bmsr, &bmsr); |
2113 | bnx2_read_phy(bp, bp->mii_bmsr, &bmsr); | |
b6016b76 MC |
2114 | } |
2115 | ||
ca58c3af | 2116 | bnx2_write_phy(bp, bp->mii_bmcr, new_bmcr); |
b6016b76 MC |
2117 | |
2118 | /* Normally, the new speed is setup after the link has | |
2119 | * gone down and up again. In some cases, link will not go | |
2120 | * down so we need to set up the new speed here. | |
2121 | */ | |
2122 | if (bmsr & BMSR_LSTATUS) { | |
2123 | bp->line_speed = bp->req_line_speed; | |
2124 | bp->duplex = bp->req_duplex; | |
2125 | bnx2_resolve_flow_ctrl(bp); | |
2126 | bnx2_set_mac_link(bp); | |
2127 | } | |
27a005b8 MC |
2128 | } else { |
2129 | bnx2_resolve_flow_ctrl(bp); | |
2130 | bnx2_set_mac_link(bp); | |
b6016b76 MC |
2131 | } |
2132 | return 0; | |
2133 | } | |
2134 | ||
2135 | static int | |
0d8a6571 | 2136 | bnx2_setup_phy(struct bnx2 *bp, u8 port) |
52d07b1f HH |
2137 | __releases(&bp->phy_lock) |
2138 | __acquires(&bp->phy_lock) | |
b6016b76 MC |
2139 | { |
2140 | if (bp->loopback == MAC_LOOPBACK) | |
2141 | return 0; | |
2142 | ||
583c28e5 | 2143 | if (bp->phy_flags & BNX2_PHY_FLAG_SERDES) { |
807540ba | 2144 | return bnx2_setup_serdes_phy(bp, port); |
b6016b76 MC |
2145 | } |
2146 | else { | |
807540ba | 2147 | return bnx2_setup_copper_phy(bp); |
b6016b76 MC |
2148 | } |
2149 | } | |
2150 | ||
27a005b8 | 2151 | static int |
9a120bc5 | 2152 | bnx2_init_5709s_phy(struct bnx2 *bp, int reset_phy) |
27a005b8 MC |
2153 | { |
2154 | u32 val; | |
2155 | ||
2156 | bp->mii_bmcr = MII_BMCR + 0x10; | |
2157 | bp->mii_bmsr = MII_BMSR + 0x10; | |
2158 | bp->mii_bmsr1 = MII_BNX2_GP_TOP_AN_STATUS1; | |
2159 | bp->mii_adv = MII_ADVERTISE + 0x10; | |
2160 | bp->mii_lpa = MII_LPA + 0x10; | |
2161 | bp->mii_up1 = MII_BNX2_OVER1G_UP1; | |
2162 | ||
2163 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_AER); | |
2164 | bnx2_write_phy(bp, MII_BNX2_AER_AER, MII_BNX2_AER_AER_AN_MMD); | |
2165 | ||
2166 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_COMBO_IEEEB0); | |
9a120bc5 MC |
2167 | if (reset_phy) |
2168 | bnx2_reset_phy(bp); | |
27a005b8 MC |
2169 | |
2170 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_SERDES_DIG); | |
2171 | ||
2172 | bnx2_read_phy(bp, MII_BNX2_SERDES_DIG_1000XCTL1, &val); | |
2173 | val &= ~MII_BNX2_SD_1000XCTL1_AUTODET; | |
2174 | val |= MII_BNX2_SD_1000XCTL1_FIBER; | |
2175 | bnx2_write_phy(bp, MII_BNX2_SERDES_DIG_1000XCTL1, val); | |
2176 | ||
2177 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_OVER1G); | |
2178 | bnx2_read_phy(bp, MII_BNX2_OVER1G_UP1, &val); | |
583c28e5 | 2179 | if (bp->phy_flags & BNX2_PHY_FLAG_2_5G_CAPABLE) |
27a005b8 MC |
2180 | val |= BCM5708S_UP1_2G5; |
2181 | else | |
2182 | val &= ~BCM5708S_UP1_2G5; | |
2183 | bnx2_write_phy(bp, MII_BNX2_OVER1G_UP1, val); | |
2184 | ||
2185 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_BAM_NXTPG); | |
2186 | bnx2_read_phy(bp, MII_BNX2_BAM_NXTPG_CTL, &val); | |
2187 | val |= MII_BNX2_NXTPG_CTL_T2 | MII_BNX2_NXTPG_CTL_BAM; | |
2188 | bnx2_write_phy(bp, MII_BNX2_BAM_NXTPG_CTL, val); | |
2189 | ||
2190 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_CL73_USERB0); | |
2191 | ||
2192 | val = MII_BNX2_CL73_BAM_EN | MII_BNX2_CL73_BAM_STA_MGR_EN | | |
2193 | MII_BNX2_CL73_BAM_NP_AFT_BP_EN; | |
2194 | bnx2_write_phy(bp, MII_BNX2_CL73_BAM_CTL1, val); | |
2195 | ||
2196 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_COMBO_IEEEB0); | |
2197 | ||
2198 | return 0; | |
2199 | } | |
2200 | ||
b6016b76 | 2201 | static int |
9a120bc5 | 2202 | bnx2_init_5708s_phy(struct bnx2 *bp, int reset_phy) |
5b0c76ad MC |
2203 | { |
2204 | u32 val; | |
2205 | ||
9a120bc5 MC |
2206 | if (reset_phy) |
2207 | bnx2_reset_phy(bp); | |
27a005b8 MC |
2208 | |
2209 | bp->mii_up1 = BCM5708S_UP1; | |
2210 | ||
5b0c76ad MC |
2211 | bnx2_write_phy(bp, BCM5708S_BLK_ADDR, BCM5708S_BLK_ADDR_DIG3); |
2212 | bnx2_write_phy(bp, BCM5708S_DIG_3_0, BCM5708S_DIG_3_0_USE_IEEE); | |
2213 | bnx2_write_phy(bp, BCM5708S_BLK_ADDR, BCM5708S_BLK_ADDR_DIG); | |
2214 | ||
2215 | bnx2_read_phy(bp, BCM5708S_1000X_CTL1, &val); | |
2216 | val |= BCM5708S_1000X_CTL1_FIBER_MODE | BCM5708S_1000X_CTL1_AUTODET_EN; | |
2217 | bnx2_write_phy(bp, BCM5708S_1000X_CTL1, val); | |
2218 | ||
2219 | bnx2_read_phy(bp, BCM5708S_1000X_CTL2, &val); | |
2220 | val |= BCM5708S_1000X_CTL2_PLLEL_DET_EN; | |
2221 | bnx2_write_phy(bp, BCM5708S_1000X_CTL2, val); | |
2222 | ||
583c28e5 | 2223 | if (bp->phy_flags & BNX2_PHY_FLAG_2_5G_CAPABLE) { |
5b0c76ad MC |
2224 | bnx2_read_phy(bp, BCM5708S_UP1, &val); |
2225 | val |= BCM5708S_UP1_2G5; | |
2226 | bnx2_write_phy(bp, BCM5708S_UP1, val); | |
2227 | } | |
2228 | ||
2229 | if ((CHIP_ID(bp) == CHIP_ID_5708_A0) || | |
dda1e390 MC |
2230 | (CHIP_ID(bp) == CHIP_ID_5708_B0) || |
2231 | (CHIP_ID(bp) == CHIP_ID_5708_B1)) { | |
5b0c76ad MC |
2232 | /* increase tx signal amplitude */ |
2233 | bnx2_write_phy(bp, BCM5708S_BLK_ADDR, | |
2234 | BCM5708S_BLK_ADDR_TX_MISC); | |
2235 | bnx2_read_phy(bp, BCM5708S_TX_ACTL1, &val); | |
2236 | val &= ~BCM5708S_TX_ACTL1_DRIVER_VCM; | |
2237 | bnx2_write_phy(bp, BCM5708S_TX_ACTL1, val); | |
2238 | bnx2_write_phy(bp, BCM5708S_BLK_ADDR, BCM5708S_BLK_ADDR_DIG); | |
2239 | } | |
2240 | ||
2726d6e1 | 2241 | val = bnx2_shmem_rd(bp, BNX2_PORT_HW_CFG_CONFIG) & |
5b0c76ad MC |
2242 | BNX2_PORT_HW_CFG_CFG_TXCTL3_MASK; |
2243 | ||
2244 | if (val) { | |
2245 | u32 is_backplane; | |
2246 | ||
2726d6e1 | 2247 | is_backplane = bnx2_shmem_rd(bp, BNX2_SHARED_HW_CFG_CONFIG); |
5b0c76ad MC |
2248 | if (is_backplane & BNX2_SHARED_HW_CFG_PHY_BACKPLANE) { |
2249 | bnx2_write_phy(bp, BCM5708S_BLK_ADDR, | |
2250 | BCM5708S_BLK_ADDR_TX_MISC); | |
2251 | bnx2_write_phy(bp, BCM5708S_TX_ACTL3, val); | |
2252 | bnx2_write_phy(bp, BCM5708S_BLK_ADDR, | |
2253 | BCM5708S_BLK_ADDR_DIG); | |
2254 | } | |
2255 | } | |
2256 | return 0; | |
2257 | } | |
2258 | ||
2259 | static int | |
9a120bc5 | 2260 | bnx2_init_5706s_phy(struct bnx2 *bp, int reset_phy) |
b6016b76 | 2261 | { |
9a120bc5 MC |
2262 | if (reset_phy) |
2263 | bnx2_reset_phy(bp); | |
27a005b8 | 2264 | |
583c28e5 | 2265 | bp->phy_flags &= ~BNX2_PHY_FLAG_PARALLEL_DETECT; |
b6016b76 | 2266 | |
59b47d8a MC |
2267 | if (CHIP_NUM(bp) == CHIP_NUM_5706) |
2268 | REG_WR(bp, BNX2_MISC_GP_HW_CTL0, 0x300); | |
b6016b76 MC |
2269 | |
2270 | if (bp->dev->mtu > 1500) { | |
2271 | u32 val; | |
2272 | ||
2273 | /* Set extended packet length bit */ | |
2274 | bnx2_write_phy(bp, 0x18, 0x7); | |
2275 | bnx2_read_phy(bp, 0x18, &val); | |
2276 | bnx2_write_phy(bp, 0x18, (val & 0xfff8) | 0x4000); | |
2277 | ||
2278 | bnx2_write_phy(bp, 0x1c, 0x6c00); | |
2279 | bnx2_read_phy(bp, 0x1c, &val); | |
2280 | bnx2_write_phy(bp, 0x1c, (val & 0x3ff) | 0xec02); | |
2281 | } | |
2282 | else { | |
2283 | u32 val; | |
2284 | ||
2285 | bnx2_write_phy(bp, 0x18, 0x7); | |
2286 | bnx2_read_phy(bp, 0x18, &val); | |
2287 | bnx2_write_phy(bp, 0x18, val & ~0x4007); | |
2288 | ||
2289 | bnx2_write_phy(bp, 0x1c, 0x6c00); | |
2290 | bnx2_read_phy(bp, 0x1c, &val); | |
2291 | bnx2_write_phy(bp, 0x1c, (val & 0x3fd) | 0xec00); | |
2292 | } | |
2293 | ||
2294 | return 0; | |
2295 | } | |
2296 | ||
2297 | static int | |
9a120bc5 | 2298 | bnx2_init_copper_phy(struct bnx2 *bp, int reset_phy) |
b6016b76 | 2299 | { |
5b0c76ad MC |
2300 | u32 val; |
2301 | ||
9a120bc5 MC |
2302 | if (reset_phy) |
2303 | bnx2_reset_phy(bp); | |
27a005b8 | 2304 | |
583c28e5 | 2305 | if (bp->phy_flags & BNX2_PHY_FLAG_CRC_FIX) { |
b6016b76 MC |
2306 | bnx2_write_phy(bp, 0x18, 0x0c00); |
2307 | bnx2_write_phy(bp, 0x17, 0x000a); | |
2308 | bnx2_write_phy(bp, 0x15, 0x310b); | |
2309 | bnx2_write_phy(bp, 0x17, 0x201f); | |
2310 | bnx2_write_phy(bp, 0x15, 0x9506); | |
2311 | bnx2_write_phy(bp, 0x17, 0x401f); | |
2312 | bnx2_write_phy(bp, 0x15, 0x14e2); | |
2313 | bnx2_write_phy(bp, 0x18, 0x0400); | |
2314 | } | |
2315 | ||
583c28e5 | 2316 | if (bp->phy_flags & BNX2_PHY_FLAG_DIS_EARLY_DAC) { |
b659f44e MC |
2317 | bnx2_write_phy(bp, MII_BNX2_DSP_ADDRESS, |
2318 | MII_BNX2_DSP_EXPAND_REG | 0x8); | |
2319 | bnx2_read_phy(bp, MII_BNX2_DSP_RW_PORT, &val); | |
2320 | val &= ~(1 << 8); | |
2321 | bnx2_write_phy(bp, MII_BNX2_DSP_RW_PORT, val); | |
2322 | } | |
2323 | ||
b6016b76 | 2324 | if (bp->dev->mtu > 1500) { |
b6016b76 MC |
2325 | /* Set extended packet length bit */ |
2326 | bnx2_write_phy(bp, 0x18, 0x7); | |
2327 | bnx2_read_phy(bp, 0x18, &val); | |
2328 | bnx2_write_phy(bp, 0x18, val | 0x4000); | |
2329 | ||
2330 | bnx2_read_phy(bp, 0x10, &val); | |
2331 | bnx2_write_phy(bp, 0x10, val | 0x1); | |
2332 | } | |
2333 | else { | |
b6016b76 MC |
2334 | bnx2_write_phy(bp, 0x18, 0x7); |
2335 | bnx2_read_phy(bp, 0x18, &val); | |
2336 | bnx2_write_phy(bp, 0x18, val & ~0x4007); | |
2337 | ||
2338 | bnx2_read_phy(bp, 0x10, &val); | |
2339 | bnx2_write_phy(bp, 0x10, val & ~0x1); | |
2340 | } | |
2341 | ||
5b0c76ad MC |
2342 | /* ethernet@wirespeed */ |
2343 | bnx2_write_phy(bp, 0x18, 0x7007); | |
2344 | bnx2_read_phy(bp, 0x18, &val); | |
2345 | bnx2_write_phy(bp, 0x18, val | (1 << 15) | (1 << 4)); | |
b6016b76 MC |
2346 | return 0; |
2347 | } | |
2348 | ||
2349 | ||
2350 | static int | |
9a120bc5 | 2351 | bnx2_init_phy(struct bnx2 *bp, int reset_phy) |
52d07b1f HH |
2352 | __releases(&bp->phy_lock) |
2353 | __acquires(&bp->phy_lock) | |
b6016b76 MC |
2354 | { |
2355 | u32 val; | |
2356 | int rc = 0; | |
2357 | ||
583c28e5 MC |
2358 | bp->phy_flags &= ~BNX2_PHY_FLAG_INT_MODE_MASK; |
2359 | bp->phy_flags |= BNX2_PHY_FLAG_INT_MODE_LINK_READY; | |
b6016b76 | 2360 | |
ca58c3af MC |
2361 | bp->mii_bmcr = MII_BMCR; |
2362 | bp->mii_bmsr = MII_BMSR; | |
27a005b8 | 2363 | bp->mii_bmsr1 = MII_BMSR; |
ca58c3af MC |
2364 | bp->mii_adv = MII_ADVERTISE; |
2365 | bp->mii_lpa = MII_LPA; | |
2366 | ||
b6016b76 MC |
2367 | REG_WR(bp, BNX2_EMAC_ATTENTION_ENA, BNX2_EMAC_ATTENTION_ENA_LINK); |
2368 | ||
583c28e5 | 2369 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) |
0d8a6571 MC |
2370 | goto setup_phy; |
2371 | ||
b6016b76 MC |
2372 | bnx2_read_phy(bp, MII_PHYSID1, &val); |
2373 | bp->phy_id = val << 16; | |
2374 | bnx2_read_phy(bp, MII_PHYSID2, &val); | |
2375 | bp->phy_id |= val & 0xffff; | |
2376 | ||
583c28e5 | 2377 | if (bp->phy_flags & BNX2_PHY_FLAG_SERDES) { |
5b0c76ad | 2378 | if (CHIP_NUM(bp) == CHIP_NUM_5706) |
9a120bc5 | 2379 | rc = bnx2_init_5706s_phy(bp, reset_phy); |
5b0c76ad | 2380 | else if (CHIP_NUM(bp) == CHIP_NUM_5708) |
9a120bc5 | 2381 | rc = bnx2_init_5708s_phy(bp, reset_phy); |
27a005b8 | 2382 | else if (CHIP_NUM(bp) == CHIP_NUM_5709) |
9a120bc5 | 2383 | rc = bnx2_init_5709s_phy(bp, reset_phy); |
b6016b76 MC |
2384 | } |
2385 | else { | |
9a120bc5 | 2386 | rc = bnx2_init_copper_phy(bp, reset_phy); |
b6016b76 MC |
2387 | } |
2388 | ||
0d8a6571 MC |
2389 | setup_phy: |
2390 | if (!rc) | |
2391 | rc = bnx2_setup_phy(bp, bp->phy_port); | |
b6016b76 MC |
2392 | |
2393 | return rc; | |
2394 | } | |
2395 | ||
2396 | static int | |
2397 | bnx2_set_mac_loopback(struct bnx2 *bp) | |
2398 | { | |
2399 | u32 mac_mode; | |
2400 | ||
2401 | mac_mode = REG_RD(bp, BNX2_EMAC_MODE); | |
2402 | mac_mode &= ~BNX2_EMAC_MODE_PORT; | |
2403 | mac_mode |= BNX2_EMAC_MODE_MAC_LOOP | BNX2_EMAC_MODE_FORCE_LINK; | |
2404 | REG_WR(bp, BNX2_EMAC_MODE, mac_mode); | |
2405 | bp->link_up = 1; | |
2406 | return 0; | |
2407 | } | |
2408 | ||
bc5a0690 MC |
2409 | static int bnx2_test_link(struct bnx2 *); |
2410 | ||
2411 | static int | |
2412 | bnx2_set_phy_loopback(struct bnx2 *bp) | |
2413 | { | |
2414 | u32 mac_mode; | |
2415 | int rc, i; | |
2416 | ||
2417 | spin_lock_bh(&bp->phy_lock); | |
ca58c3af | 2418 | rc = bnx2_write_phy(bp, bp->mii_bmcr, BMCR_LOOPBACK | BMCR_FULLDPLX | |
bc5a0690 MC |
2419 | BMCR_SPEED1000); |
2420 | spin_unlock_bh(&bp->phy_lock); | |
2421 | if (rc) | |
2422 | return rc; | |
2423 | ||
2424 | for (i = 0; i < 10; i++) { | |
2425 | if (bnx2_test_link(bp) == 0) | |
2426 | break; | |
80be4434 | 2427 | msleep(100); |
bc5a0690 MC |
2428 | } |
2429 | ||
2430 | mac_mode = REG_RD(bp, BNX2_EMAC_MODE); | |
2431 | mac_mode &= ~(BNX2_EMAC_MODE_PORT | BNX2_EMAC_MODE_HALF_DUPLEX | | |
2432 | BNX2_EMAC_MODE_MAC_LOOP | BNX2_EMAC_MODE_FORCE_LINK | | |
59b47d8a | 2433 | BNX2_EMAC_MODE_25G_MODE); |
bc5a0690 MC |
2434 | |
2435 | mac_mode |= BNX2_EMAC_MODE_PORT_GMII; | |
2436 | REG_WR(bp, BNX2_EMAC_MODE, mac_mode); | |
2437 | bp->link_up = 1; | |
2438 | return 0; | |
2439 | } | |
2440 | ||
b6016b76 | 2441 | static int |
a2f13890 | 2442 | bnx2_fw_sync(struct bnx2 *bp, u32 msg_data, int ack, int silent) |
b6016b76 MC |
2443 | { |
2444 | int i; | |
2445 | u32 val; | |
2446 | ||
b6016b76 MC |
2447 | bp->fw_wr_seq++; |
2448 | msg_data |= bp->fw_wr_seq; | |
2449 | ||
2726d6e1 | 2450 | bnx2_shmem_wr(bp, BNX2_DRV_MB, msg_data); |
b6016b76 | 2451 | |
a2f13890 MC |
2452 | if (!ack) |
2453 | return 0; | |
2454 | ||
b6016b76 | 2455 | /* wait for an acknowledgement. */ |
40105c0b | 2456 | for (i = 0; i < (BNX2_FW_ACK_TIME_OUT_MS / 10); i++) { |
b090ae2b | 2457 | msleep(10); |
b6016b76 | 2458 | |
2726d6e1 | 2459 | val = bnx2_shmem_rd(bp, BNX2_FW_MB); |
b6016b76 MC |
2460 | |
2461 | if ((val & BNX2_FW_MSG_ACK) == (msg_data & BNX2_DRV_MSG_SEQ)) | |
2462 | break; | |
2463 | } | |
b090ae2b MC |
2464 | if ((msg_data & BNX2_DRV_MSG_DATA) == BNX2_DRV_MSG_DATA_WAIT0) |
2465 | return 0; | |
b6016b76 MC |
2466 | |
2467 | /* If we timed out, inform the firmware that this is the case. */ | |
b090ae2b MC |
2468 | if ((val & BNX2_FW_MSG_ACK) != (msg_data & BNX2_DRV_MSG_SEQ)) { |
2469 | if (!silent) | |
3a9c6a49 | 2470 | pr_err("fw sync timeout, reset code = %x\n", msg_data); |
b6016b76 MC |
2471 | |
2472 | msg_data &= ~BNX2_DRV_MSG_CODE; | |
2473 | msg_data |= BNX2_DRV_MSG_CODE_FW_TIMEOUT; | |
2474 | ||
2726d6e1 | 2475 | bnx2_shmem_wr(bp, BNX2_DRV_MB, msg_data); |
b6016b76 | 2476 | |
b6016b76 MC |
2477 | return -EBUSY; |
2478 | } | |
2479 | ||
b090ae2b MC |
2480 | if ((val & BNX2_FW_MSG_STATUS_MASK) != BNX2_FW_MSG_STATUS_OK) |
2481 | return -EIO; | |
2482 | ||
b6016b76 MC |
2483 | return 0; |
2484 | } | |
2485 | ||
59b47d8a MC |
2486 | static int |
2487 | bnx2_init_5709_context(struct bnx2 *bp) | |
2488 | { | |
2489 | int i, ret = 0; | |
2490 | u32 val; | |
2491 | ||
2492 | val = BNX2_CTX_COMMAND_ENABLED | BNX2_CTX_COMMAND_MEM_INIT | (1 << 12); | |
2493 | val |= (BCM_PAGE_BITS - 8) << 16; | |
2494 | REG_WR(bp, BNX2_CTX_COMMAND, val); | |
641bdcd5 MC |
2495 | for (i = 0; i < 10; i++) { |
2496 | val = REG_RD(bp, BNX2_CTX_COMMAND); | |
2497 | if (!(val & BNX2_CTX_COMMAND_MEM_INIT)) | |
2498 | break; | |
2499 | udelay(2); | |
2500 | } | |
2501 | if (val & BNX2_CTX_COMMAND_MEM_INIT) | |
2502 | return -EBUSY; | |
2503 | ||
59b47d8a MC |
2504 | for (i = 0; i < bp->ctx_pages; i++) { |
2505 | int j; | |
2506 | ||
352f7687 MC |
2507 | if (bp->ctx_blk[i]) |
2508 | memset(bp->ctx_blk[i], 0, BCM_PAGE_SIZE); | |
2509 | else | |
2510 | return -ENOMEM; | |
2511 | ||
59b47d8a MC |
2512 | REG_WR(bp, BNX2_CTX_HOST_PAGE_TBL_DATA0, |
2513 | (bp->ctx_blk_mapping[i] & 0xffffffff) | | |
2514 | BNX2_CTX_HOST_PAGE_TBL_DATA0_VALID); | |
2515 | REG_WR(bp, BNX2_CTX_HOST_PAGE_TBL_DATA1, | |
2516 | (u64) bp->ctx_blk_mapping[i] >> 32); | |
2517 | REG_WR(bp, BNX2_CTX_HOST_PAGE_TBL_CTRL, i | | |
2518 | BNX2_CTX_HOST_PAGE_TBL_CTRL_WRITE_REQ); | |
2519 | for (j = 0; j < 10; j++) { | |
2520 | ||
2521 | val = REG_RD(bp, BNX2_CTX_HOST_PAGE_TBL_CTRL); | |
2522 | if (!(val & BNX2_CTX_HOST_PAGE_TBL_CTRL_WRITE_REQ)) | |
2523 | break; | |
2524 | udelay(5); | |
2525 | } | |
2526 | if (val & BNX2_CTX_HOST_PAGE_TBL_CTRL_WRITE_REQ) { | |
2527 | ret = -EBUSY; | |
2528 | break; | |
2529 | } | |
2530 | } | |
2531 | return ret; | |
2532 | } | |
2533 | ||
b6016b76 MC |
2534 | static void |
2535 | bnx2_init_context(struct bnx2 *bp) | |
2536 | { | |
2537 | u32 vcid; | |
2538 | ||
2539 | vcid = 96; | |
2540 | while (vcid) { | |
2541 | u32 vcid_addr, pcid_addr, offset; | |
7947b20e | 2542 | int i; |
b6016b76 MC |
2543 | |
2544 | vcid--; | |
2545 | ||
2546 | if (CHIP_ID(bp) == CHIP_ID_5706_A0) { | |
2547 | u32 new_vcid; | |
2548 | ||
2549 | vcid_addr = GET_PCID_ADDR(vcid); | |
2550 | if (vcid & 0x8) { | |
2551 | new_vcid = 0x60 + (vcid & 0xf0) + (vcid & 0x7); | |
2552 | } | |
2553 | else { | |
2554 | new_vcid = vcid; | |
2555 | } | |
2556 | pcid_addr = GET_PCID_ADDR(new_vcid); | |
2557 | } | |
2558 | else { | |
2559 | vcid_addr = GET_CID_ADDR(vcid); | |
2560 | pcid_addr = vcid_addr; | |
2561 | } | |
2562 | ||
7947b20e MC |
2563 | for (i = 0; i < (CTX_SIZE / PHY_CTX_SIZE); i++) { |
2564 | vcid_addr += (i << PHY_CTX_SHIFT); | |
2565 | pcid_addr += (i << PHY_CTX_SHIFT); | |
b6016b76 | 2566 | |
5d5d0015 | 2567 | REG_WR(bp, BNX2_CTX_VIRT_ADDR, vcid_addr); |
7947b20e | 2568 | REG_WR(bp, BNX2_CTX_PAGE_TBL, pcid_addr); |
b6016b76 | 2569 | |
7947b20e MC |
2570 | /* Zero out the context. */ |
2571 | for (offset = 0; offset < PHY_CTX_SIZE; offset += 4) | |
62a8313c | 2572 | bnx2_ctx_wr(bp, vcid_addr, offset, 0); |
7947b20e | 2573 | } |
b6016b76 MC |
2574 | } |
2575 | } | |
2576 | ||
2577 | static int | |
2578 | bnx2_alloc_bad_rbuf(struct bnx2 *bp) | |
2579 | { | |
2580 | u16 *good_mbuf; | |
2581 | u32 good_mbuf_cnt; | |
2582 | u32 val; | |
2583 | ||
2584 | good_mbuf = kmalloc(512 * sizeof(u16), GFP_KERNEL); | |
2585 | if (good_mbuf == NULL) { | |
3a9c6a49 | 2586 | pr_err("Failed to allocate memory in %s\n", __func__); |
b6016b76 MC |
2587 | return -ENOMEM; |
2588 | } | |
2589 | ||
2590 | REG_WR(bp, BNX2_MISC_ENABLE_SET_BITS, | |
2591 | BNX2_MISC_ENABLE_SET_BITS_RX_MBUF_ENABLE); | |
2592 | ||
2593 | good_mbuf_cnt = 0; | |
2594 | ||
2595 | /* Allocate a bunch of mbufs and save the good ones in an array. */ | |
2726d6e1 | 2596 | val = bnx2_reg_rd_ind(bp, BNX2_RBUF_STATUS1); |
b6016b76 | 2597 | while (val & BNX2_RBUF_STATUS1_FREE_COUNT) { |
2726d6e1 MC |
2598 | bnx2_reg_wr_ind(bp, BNX2_RBUF_COMMAND, |
2599 | BNX2_RBUF_COMMAND_ALLOC_REQ); | |
b6016b76 | 2600 | |
2726d6e1 | 2601 | val = bnx2_reg_rd_ind(bp, BNX2_RBUF_FW_BUF_ALLOC); |
b6016b76 MC |
2602 | |
2603 | val &= BNX2_RBUF_FW_BUF_ALLOC_VALUE; | |
2604 | ||
2605 | /* The addresses with Bit 9 set are bad memory blocks. */ | |
2606 | if (!(val & (1 << 9))) { | |
2607 | good_mbuf[good_mbuf_cnt] = (u16) val; | |
2608 | good_mbuf_cnt++; | |
2609 | } | |
2610 | ||
2726d6e1 | 2611 | val = bnx2_reg_rd_ind(bp, BNX2_RBUF_STATUS1); |
b6016b76 MC |
2612 | } |
2613 | ||
2614 | /* Free the good ones back to the mbuf pool thus discarding | |
2615 | * all the bad ones. */ | |
2616 | while (good_mbuf_cnt) { | |
2617 | good_mbuf_cnt--; | |
2618 | ||
2619 | val = good_mbuf[good_mbuf_cnt]; | |
2620 | val = (val << 9) | val | 1; | |
2621 | ||
2726d6e1 | 2622 | bnx2_reg_wr_ind(bp, BNX2_RBUF_FW_BUF_FREE, val); |
b6016b76 MC |
2623 | } |
2624 | kfree(good_mbuf); | |
2625 | return 0; | |
2626 | } | |
2627 | ||
2628 | static void | |
5fcaed01 | 2629 | bnx2_set_mac_addr(struct bnx2 *bp, u8 *mac_addr, u32 pos) |
b6016b76 MC |
2630 | { |
2631 | u32 val; | |
b6016b76 MC |
2632 | |
2633 | val = (mac_addr[0] << 8) | mac_addr[1]; | |
2634 | ||
5fcaed01 | 2635 | REG_WR(bp, BNX2_EMAC_MAC_MATCH0 + (pos * 8), val); |
b6016b76 | 2636 | |
6aa20a22 | 2637 | val = (mac_addr[2] << 24) | (mac_addr[3] << 16) | |
b6016b76 MC |
2638 | (mac_addr[4] << 8) | mac_addr[5]; |
2639 | ||
5fcaed01 | 2640 | REG_WR(bp, BNX2_EMAC_MAC_MATCH1 + (pos * 8), val); |
b6016b76 MC |
2641 | } |
2642 | ||
47bf4246 | 2643 | static inline int |
a2df00aa | 2644 | bnx2_alloc_rx_page(struct bnx2 *bp, struct bnx2_rx_ring_info *rxr, u16 index, gfp_t gfp) |
47bf4246 MC |
2645 | { |
2646 | dma_addr_t mapping; | |
bb4f98ab | 2647 | struct sw_pg *rx_pg = &rxr->rx_pg_ring[index]; |
47bf4246 | 2648 | struct rx_bd *rxbd = |
bb4f98ab | 2649 | &rxr->rx_pg_desc_ring[RX_RING(index)][RX_IDX(index)]; |
a2df00aa | 2650 | struct page *page = alloc_page(gfp); |
47bf4246 MC |
2651 | |
2652 | if (!page) | |
2653 | return -ENOMEM; | |
36227e88 | 2654 | mapping = dma_map_page(&bp->pdev->dev, page, 0, PAGE_SIZE, |
47bf4246 | 2655 | PCI_DMA_FROMDEVICE); |
36227e88 | 2656 | if (dma_mapping_error(&bp->pdev->dev, mapping)) { |
3d16af86 BL |
2657 | __free_page(page); |
2658 | return -EIO; | |
2659 | } | |
2660 | ||
47bf4246 | 2661 | rx_pg->page = page; |
1a4ccc2d | 2662 | dma_unmap_addr_set(rx_pg, mapping, mapping); |
47bf4246 MC |
2663 | rxbd->rx_bd_haddr_hi = (u64) mapping >> 32; |
2664 | rxbd->rx_bd_haddr_lo = (u64) mapping & 0xffffffff; | |
2665 | return 0; | |
2666 | } | |
2667 | ||
2668 | static void | |
bb4f98ab | 2669 | bnx2_free_rx_page(struct bnx2 *bp, struct bnx2_rx_ring_info *rxr, u16 index) |
47bf4246 | 2670 | { |
bb4f98ab | 2671 | struct sw_pg *rx_pg = &rxr->rx_pg_ring[index]; |
47bf4246 MC |
2672 | struct page *page = rx_pg->page; |
2673 | ||
2674 | if (!page) | |
2675 | return; | |
2676 | ||
36227e88 SG |
2677 | dma_unmap_page(&bp->pdev->dev, dma_unmap_addr(rx_pg, mapping), |
2678 | PAGE_SIZE, PCI_DMA_FROMDEVICE); | |
47bf4246 MC |
2679 | |
2680 | __free_page(page); | |
2681 | rx_pg->page = NULL; | |
2682 | } | |
2683 | ||
b6016b76 | 2684 | static inline int |
a2df00aa | 2685 | bnx2_alloc_rx_skb(struct bnx2 *bp, struct bnx2_rx_ring_info *rxr, u16 index, gfp_t gfp) |
b6016b76 MC |
2686 | { |
2687 | struct sk_buff *skb; | |
bb4f98ab | 2688 | struct sw_bd *rx_buf = &rxr->rx_buf_ring[index]; |
b6016b76 | 2689 | dma_addr_t mapping; |
bb4f98ab | 2690 | struct rx_bd *rxbd = &rxr->rx_desc_ring[RX_RING(index)][RX_IDX(index)]; |
b6016b76 MC |
2691 | unsigned long align; |
2692 | ||
a2df00aa | 2693 | skb = __netdev_alloc_skb(bp->dev, bp->rx_buf_size, gfp); |
b6016b76 MC |
2694 | if (skb == NULL) { |
2695 | return -ENOMEM; | |
2696 | } | |
2697 | ||
59b47d8a MC |
2698 | if (unlikely((align = (unsigned long) skb->data & (BNX2_RX_ALIGN - 1)))) |
2699 | skb_reserve(skb, BNX2_RX_ALIGN - align); | |
b6016b76 | 2700 | |
36227e88 SG |
2701 | mapping = dma_map_single(&bp->pdev->dev, skb->data, bp->rx_buf_use_size, |
2702 | PCI_DMA_FROMDEVICE); | |
2703 | if (dma_mapping_error(&bp->pdev->dev, mapping)) { | |
3d16af86 BL |
2704 | dev_kfree_skb(skb); |
2705 | return -EIO; | |
2706 | } | |
b6016b76 MC |
2707 | |
2708 | rx_buf->skb = skb; | |
a33fa66b | 2709 | rx_buf->desc = (struct l2_fhdr *) skb->data; |
1a4ccc2d | 2710 | dma_unmap_addr_set(rx_buf, mapping, mapping); |
b6016b76 MC |
2711 | |
2712 | rxbd->rx_bd_haddr_hi = (u64) mapping >> 32; | |
2713 | rxbd->rx_bd_haddr_lo = (u64) mapping & 0xffffffff; | |
2714 | ||
bb4f98ab | 2715 | rxr->rx_prod_bseq += bp->rx_buf_use_size; |
b6016b76 MC |
2716 | |
2717 | return 0; | |
2718 | } | |
2719 | ||
da3e4fbe | 2720 | static int |
35efa7c1 | 2721 | bnx2_phy_event_is_set(struct bnx2 *bp, struct bnx2_napi *bnapi, u32 event) |
b6016b76 | 2722 | { |
43e80b89 | 2723 | struct status_block *sblk = bnapi->status_blk.msi; |
b6016b76 | 2724 | u32 new_link_state, old_link_state; |
da3e4fbe | 2725 | int is_set = 1; |
b6016b76 | 2726 | |
da3e4fbe MC |
2727 | new_link_state = sblk->status_attn_bits & event; |
2728 | old_link_state = sblk->status_attn_bits_ack & event; | |
b6016b76 | 2729 | if (new_link_state != old_link_state) { |
da3e4fbe MC |
2730 | if (new_link_state) |
2731 | REG_WR(bp, BNX2_PCICFG_STATUS_BIT_SET_CMD, event); | |
2732 | else | |
2733 | REG_WR(bp, BNX2_PCICFG_STATUS_BIT_CLEAR_CMD, event); | |
2734 | } else | |
2735 | is_set = 0; | |
2736 | ||
2737 | return is_set; | |
2738 | } | |
2739 | ||
2740 | static void | |
35efa7c1 | 2741 | bnx2_phy_int(struct bnx2 *bp, struct bnx2_napi *bnapi) |
da3e4fbe | 2742 | { |
74ecc62d MC |
2743 | spin_lock(&bp->phy_lock); |
2744 | ||
2745 | if (bnx2_phy_event_is_set(bp, bnapi, STATUS_ATTN_BITS_LINK_STATE)) | |
b6016b76 | 2746 | bnx2_set_link(bp); |
35efa7c1 | 2747 | if (bnx2_phy_event_is_set(bp, bnapi, STATUS_ATTN_BITS_TIMER_ABORT)) |
0d8a6571 MC |
2748 | bnx2_set_remote_link(bp); |
2749 | ||
74ecc62d MC |
2750 | spin_unlock(&bp->phy_lock); |
2751 | ||
b6016b76 MC |
2752 | } |
2753 | ||
ead7270b | 2754 | static inline u16 |
35efa7c1 | 2755 | bnx2_get_hw_tx_cons(struct bnx2_napi *bnapi) |
ead7270b MC |
2756 | { |
2757 | u16 cons; | |
2758 | ||
43e80b89 MC |
2759 | /* Tell compiler that status block fields can change. */ |
2760 | barrier(); | |
2761 | cons = *bnapi->hw_tx_cons_ptr; | |
581daf7e | 2762 | barrier(); |
ead7270b MC |
2763 | if (unlikely((cons & MAX_TX_DESC_CNT) == MAX_TX_DESC_CNT)) |
2764 | cons++; | |
2765 | return cons; | |
2766 | } | |
2767 | ||
57851d84 MC |
2768 | static int |
2769 | bnx2_tx_int(struct bnx2 *bp, struct bnx2_napi *bnapi, int budget) | |
b6016b76 | 2770 | { |
35e9010b | 2771 | struct bnx2_tx_ring_info *txr = &bnapi->tx_ring; |
b6016b76 | 2772 | u16 hw_cons, sw_cons, sw_ring_cons; |
706bf240 BL |
2773 | int tx_pkt = 0, index; |
2774 | struct netdev_queue *txq; | |
2775 | ||
2776 | index = (bnapi - bp->bnx2_napi); | |
2777 | txq = netdev_get_tx_queue(bp->dev, index); | |
b6016b76 | 2778 | |
35efa7c1 | 2779 | hw_cons = bnx2_get_hw_tx_cons(bnapi); |
35e9010b | 2780 | sw_cons = txr->tx_cons; |
b6016b76 MC |
2781 | |
2782 | while (sw_cons != hw_cons) { | |
3d16af86 | 2783 | struct sw_tx_bd *tx_buf; |
b6016b76 MC |
2784 | struct sk_buff *skb; |
2785 | int i, last; | |
2786 | ||
2787 | sw_ring_cons = TX_RING_IDX(sw_cons); | |
2788 | ||
35e9010b | 2789 | tx_buf = &txr->tx_buf_ring[sw_ring_cons]; |
b6016b76 | 2790 | skb = tx_buf->skb; |
1d39ed56 | 2791 | |
d62fda08 ED |
2792 | /* prefetch skb_end_pointer() to speedup skb_shinfo(skb) */ |
2793 | prefetch(&skb->end); | |
2794 | ||
b6016b76 | 2795 | /* partial BD completions possible with TSO packets */ |
d62fda08 | 2796 | if (tx_buf->is_gso) { |
b6016b76 MC |
2797 | u16 last_idx, last_ring_idx; |
2798 | ||
d62fda08 ED |
2799 | last_idx = sw_cons + tx_buf->nr_frags + 1; |
2800 | last_ring_idx = sw_ring_cons + tx_buf->nr_frags + 1; | |
b6016b76 MC |
2801 | if (unlikely(last_ring_idx >= MAX_TX_DESC_CNT)) { |
2802 | last_idx++; | |
2803 | } | |
2804 | if (((s16) ((s16) last_idx - (s16) hw_cons)) > 0) { | |
2805 | break; | |
2806 | } | |
2807 | } | |
1d39ed56 | 2808 | |
36227e88 | 2809 | dma_unmap_single(&bp->pdev->dev, dma_unmap_addr(tx_buf, mapping), |
e95524a7 | 2810 | skb_headlen(skb), PCI_DMA_TODEVICE); |
b6016b76 MC |
2811 | |
2812 | tx_buf->skb = NULL; | |
d62fda08 | 2813 | last = tx_buf->nr_frags; |
b6016b76 MC |
2814 | |
2815 | for (i = 0; i < last; i++) { | |
2816 | sw_cons = NEXT_TX_BD(sw_cons); | |
e95524a7 | 2817 | |
36227e88 | 2818 | dma_unmap_page(&bp->pdev->dev, |
1a4ccc2d | 2819 | dma_unmap_addr( |
e95524a7 AD |
2820 | &txr->tx_buf_ring[TX_RING_IDX(sw_cons)], |
2821 | mapping), | |
2822 | skb_shinfo(skb)->frags[i].size, | |
2823 | PCI_DMA_TODEVICE); | |
b6016b76 MC |
2824 | } |
2825 | ||
2826 | sw_cons = NEXT_TX_BD(sw_cons); | |
2827 | ||
745720e5 | 2828 | dev_kfree_skb(skb); |
57851d84 MC |
2829 | tx_pkt++; |
2830 | if (tx_pkt == budget) | |
2831 | break; | |
b6016b76 | 2832 | |
d62fda08 ED |
2833 | if (hw_cons == sw_cons) |
2834 | hw_cons = bnx2_get_hw_tx_cons(bnapi); | |
b6016b76 MC |
2835 | } |
2836 | ||
35e9010b MC |
2837 | txr->hw_tx_cons = hw_cons; |
2838 | txr->tx_cons = sw_cons; | |
706bf240 | 2839 | |
2f8af120 | 2840 | /* Need to make the tx_cons update visible to bnx2_start_xmit() |
706bf240 | 2841 | * before checking for netif_tx_queue_stopped(). Without the |
2f8af120 MC |
2842 | * memory barrier, there is a small possibility that bnx2_start_xmit() |
2843 | * will miss it and cause the queue to be stopped forever. | |
2844 | */ | |
2845 | smp_mb(); | |
b6016b76 | 2846 | |
706bf240 | 2847 | if (unlikely(netif_tx_queue_stopped(txq)) && |
35e9010b | 2848 | (bnx2_tx_avail(bp, txr) > bp->tx_wake_thresh)) { |
706bf240 BL |
2849 | __netif_tx_lock(txq, smp_processor_id()); |
2850 | if ((netif_tx_queue_stopped(txq)) && | |
35e9010b | 2851 | (bnx2_tx_avail(bp, txr) > bp->tx_wake_thresh)) |
706bf240 BL |
2852 | netif_tx_wake_queue(txq); |
2853 | __netif_tx_unlock(txq); | |
b6016b76 | 2854 | } |
706bf240 | 2855 | |
57851d84 | 2856 | return tx_pkt; |
b6016b76 MC |
2857 | } |
2858 | ||
1db82f2a | 2859 | static void |
bb4f98ab | 2860 | bnx2_reuse_rx_skb_pages(struct bnx2 *bp, struct bnx2_rx_ring_info *rxr, |
a1f60190 | 2861 | struct sk_buff *skb, int count) |
1db82f2a MC |
2862 | { |
2863 | struct sw_pg *cons_rx_pg, *prod_rx_pg; | |
2864 | struct rx_bd *cons_bd, *prod_bd; | |
1db82f2a | 2865 | int i; |
3d16af86 | 2866 | u16 hw_prod, prod; |
bb4f98ab | 2867 | u16 cons = rxr->rx_pg_cons; |
1db82f2a | 2868 | |
3d16af86 BL |
2869 | cons_rx_pg = &rxr->rx_pg_ring[cons]; |
2870 | ||
2871 | /* The caller was unable to allocate a new page to replace the | |
2872 | * last one in the frags array, so we need to recycle that page | |
2873 | * and then free the skb. | |
2874 | */ | |
2875 | if (skb) { | |
2876 | struct page *page; | |
2877 | struct skb_shared_info *shinfo; | |
2878 | ||
2879 | shinfo = skb_shinfo(skb); | |
2880 | shinfo->nr_frags--; | |
2881 | page = shinfo->frags[shinfo->nr_frags].page; | |
2882 | shinfo->frags[shinfo->nr_frags].page = NULL; | |
2883 | ||
2884 | cons_rx_pg->page = page; | |
2885 | dev_kfree_skb(skb); | |
2886 | } | |
2887 | ||
2888 | hw_prod = rxr->rx_pg_prod; | |
2889 | ||
1db82f2a MC |
2890 | for (i = 0; i < count; i++) { |
2891 | prod = RX_PG_RING_IDX(hw_prod); | |
2892 | ||
bb4f98ab MC |
2893 | prod_rx_pg = &rxr->rx_pg_ring[prod]; |
2894 | cons_rx_pg = &rxr->rx_pg_ring[cons]; | |
2895 | cons_bd = &rxr->rx_pg_desc_ring[RX_RING(cons)][RX_IDX(cons)]; | |
2896 | prod_bd = &rxr->rx_pg_desc_ring[RX_RING(prod)][RX_IDX(prod)]; | |
1db82f2a | 2897 | |
1db82f2a MC |
2898 | if (prod != cons) { |
2899 | prod_rx_pg->page = cons_rx_pg->page; | |
2900 | cons_rx_pg->page = NULL; | |
1a4ccc2d FT |
2901 | dma_unmap_addr_set(prod_rx_pg, mapping, |
2902 | dma_unmap_addr(cons_rx_pg, mapping)); | |
1db82f2a MC |
2903 | |
2904 | prod_bd->rx_bd_haddr_hi = cons_bd->rx_bd_haddr_hi; | |
2905 | prod_bd->rx_bd_haddr_lo = cons_bd->rx_bd_haddr_lo; | |
2906 | ||
2907 | } | |
2908 | cons = RX_PG_RING_IDX(NEXT_RX_BD(cons)); | |
2909 | hw_prod = NEXT_RX_BD(hw_prod); | |
2910 | } | |
bb4f98ab MC |
2911 | rxr->rx_pg_prod = hw_prod; |
2912 | rxr->rx_pg_cons = cons; | |
1db82f2a MC |
2913 | } |
2914 | ||
b6016b76 | 2915 | static inline void |
bb4f98ab MC |
2916 | bnx2_reuse_rx_skb(struct bnx2 *bp, struct bnx2_rx_ring_info *rxr, |
2917 | struct sk_buff *skb, u16 cons, u16 prod) | |
b6016b76 | 2918 | { |
236b6394 MC |
2919 | struct sw_bd *cons_rx_buf, *prod_rx_buf; |
2920 | struct rx_bd *cons_bd, *prod_bd; | |
2921 | ||
bb4f98ab MC |
2922 | cons_rx_buf = &rxr->rx_buf_ring[cons]; |
2923 | prod_rx_buf = &rxr->rx_buf_ring[prod]; | |
b6016b76 | 2924 | |
36227e88 | 2925 | dma_sync_single_for_device(&bp->pdev->dev, |
1a4ccc2d | 2926 | dma_unmap_addr(cons_rx_buf, mapping), |
601d3d18 | 2927 | BNX2_RX_OFFSET + BNX2_RX_COPY_THRESH, PCI_DMA_FROMDEVICE); |
b6016b76 | 2928 | |
bb4f98ab | 2929 | rxr->rx_prod_bseq += bp->rx_buf_use_size; |
b6016b76 | 2930 | |
236b6394 | 2931 | prod_rx_buf->skb = skb; |
a33fa66b | 2932 | prod_rx_buf->desc = (struct l2_fhdr *) skb->data; |
b6016b76 | 2933 | |
236b6394 MC |
2934 | if (cons == prod) |
2935 | return; | |
b6016b76 | 2936 | |
1a4ccc2d FT |
2937 | dma_unmap_addr_set(prod_rx_buf, mapping, |
2938 | dma_unmap_addr(cons_rx_buf, mapping)); | |
236b6394 | 2939 | |
bb4f98ab MC |
2940 | cons_bd = &rxr->rx_desc_ring[RX_RING(cons)][RX_IDX(cons)]; |
2941 | prod_bd = &rxr->rx_desc_ring[RX_RING(prod)][RX_IDX(prod)]; | |
236b6394 MC |
2942 | prod_bd->rx_bd_haddr_hi = cons_bd->rx_bd_haddr_hi; |
2943 | prod_bd->rx_bd_haddr_lo = cons_bd->rx_bd_haddr_lo; | |
b6016b76 MC |
2944 | } |
2945 | ||
85833c62 | 2946 | static int |
bb4f98ab | 2947 | bnx2_rx_skb(struct bnx2 *bp, struct bnx2_rx_ring_info *rxr, struct sk_buff *skb, |
a1f60190 MC |
2948 | unsigned int len, unsigned int hdr_len, dma_addr_t dma_addr, |
2949 | u32 ring_idx) | |
85833c62 MC |
2950 | { |
2951 | int err; | |
2952 | u16 prod = ring_idx & 0xffff; | |
2953 | ||
a2df00aa | 2954 | err = bnx2_alloc_rx_skb(bp, rxr, prod, GFP_ATOMIC); |
85833c62 | 2955 | if (unlikely(err)) { |
bb4f98ab | 2956 | bnx2_reuse_rx_skb(bp, rxr, skb, (u16) (ring_idx >> 16), prod); |
1db82f2a MC |
2957 | if (hdr_len) { |
2958 | unsigned int raw_len = len + 4; | |
2959 | int pages = PAGE_ALIGN(raw_len - hdr_len) >> PAGE_SHIFT; | |
2960 | ||
bb4f98ab | 2961 | bnx2_reuse_rx_skb_pages(bp, rxr, NULL, pages); |
1db82f2a | 2962 | } |
85833c62 MC |
2963 | return err; |
2964 | } | |
2965 | ||
d89cb6af | 2966 | skb_reserve(skb, BNX2_RX_OFFSET); |
36227e88 | 2967 | dma_unmap_single(&bp->pdev->dev, dma_addr, bp->rx_buf_use_size, |
85833c62 MC |
2968 | PCI_DMA_FROMDEVICE); |
2969 | ||
1db82f2a MC |
2970 | if (hdr_len == 0) { |
2971 | skb_put(skb, len); | |
2972 | return 0; | |
2973 | } else { | |
2974 | unsigned int i, frag_len, frag_size, pages; | |
2975 | struct sw_pg *rx_pg; | |
bb4f98ab MC |
2976 | u16 pg_cons = rxr->rx_pg_cons; |
2977 | u16 pg_prod = rxr->rx_pg_prod; | |
1db82f2a MC |
2978 | |
2979 | frag_size = len + 4 - hdr_len; | |
2980 | pages = PAGE_ALIGN(frag_size) >> PAGE_SHIFT; | |
2981 | skb_put(skb, hdr_len); | |
2982 | ||
2983 | for (i = 0; i < pages; i++) { | |
3d16af86 BL |
2984 | dma_addr_t mapping_old; |
2985 | ||
1db82f2a MC |
2986 | frag_len = min(frag_size, (unsigned int) PAGE_SIZE); |
2987 | if (unlikely(frag_len <= 4)) { | |
2988 | unsigned int tail = 4 - frag_len; | |
2989 | ||
bb4f98ab MC |
2990 | rxr->rx_pg_cons = pg_cons; |
2991 | rxr->rx_pg_prod = pg_prod; | |
2992 | bnx2_reuse_rx_skb_pages(bp, rxr, NULL, | |
a1f60190 | 2993 | pages - i); |
1db82f2a MC |
2994 | skb->len -= tail; |
2995 | if (i == 0) { | |
2996 | skb->tail -= tail; | |
2997 | } else { | |
2998 | skb_frag_t *frag = | |
2999 | &skb_shinfo(skb)->frags[i - 1]; | |
3000 | frag->size -= tail; | |
3001 | skb->data_len -= tail; | |
3002 | skb->truesize -= tail; | |
3003 | } | |
3004 | return 0; | |
3005 | } | |
bb4f98ab | 3006 | rx_pg = &rxr->rx_pg_ring[pg_cons]; |
1db82f2a | 3007 | |
3d16af86 BL |
3008 | /* Don't unmap yet. If we're unable to allocate a new |
3009 | * page, we need to recycle the page and the DMA addr. | |
3010 | */ | |
1a4ccc2d | 3011 | mapping_old = dma_unmap_addr(rx_pg, mapping); |
1db82f2a MC |
3012 | if (i == pages - 1) |
3013 | frag_len -= 4; | |
3014 | ||
3015 | skb_fill_page_desc(skb, i, rx_pg->page, 0, frag_len); | |
3016 | rx_pg->page = NULL; | |
3017 | ||
bb4f98ab | 3018 | err = bnx2_alloc_rx_page(bp, rxr, |
a2df00aa SG |
3019 | RX_PG_RING_IDX(pg_prod), |
3020 | GFP_ATOMIC); | |
1db82f2a | 3021 | if (unlikely(err)) { |
bb4f98ab MC |
3022 | rxr->rx_pg_cons = pg_cons; |
3023 | rxr->rx_pg_prod = pg_prod; | |
3024 | bnx2_reuse_rx_skb_pages(bp, rxr, skb, | |
a1f60190 | 3025 | pages - i); |
1db82f2a MC |
3026 | return err; |
3027 | } | |
3028 | ||
36227e88 | 3029 | dma_unmap_page(&bp->pdev->dev, mapping_old, |
3d16af86 BL |
3030 | PAGE_SIZE, PCI_DMA_FROMDEVICE); |
3031 | ||
1db82f2a MC |
3032 | frag_size -= frag_len; |
3033 | skb->data_len += frag_len; | |
3034 | skb->truesize += frag_len; | |
3035 | skb->len += frag_len; | |
3036 | ||
3037 | pg_prod = NEXT_RX_BD(pg_prod); | |
3038 | pg_cons = RX_PG_RING_IDX(NEXT_RX_BD(pg_cons)); | |
3039 | } | |
bb4f98ab MC |
3040 | rxr->rx_pg_prod = pg_prod; |
3041 | rxr->rx_pg_cons = pg_cons; | |
1db82f2a | 3042 | } |
85833c62 MC |
3043 | return 0; |
3044 | } | |
3045 | ||
c09c2627 | 3046 | static inline u16 |
35efa7c1 | 3047 | bnx2_get_hw_rx_cons(struct bnx2_napi *bnapi) |
c09c2627 | 3048 | { |
bb4f98ab MC |
3049 | u16 cons; |
3050 | ||
43e80b89 MC |
3051 | /* Tell compiler that status block fields can change. */ |
3052 | barrier(); | |
3053 | cons = *bnapi->hw_rx_cons_ptr; | |
581daf7e | 3054 | barrier(); |
c09c2627 MC |
3055 | if (unlikely((cons & MAX_RX_DESC_CNT) == MAX_RX_DESC_CNT)) |
3056 | cons++; | |
3057 | return cons; | |
3058 | } | |
3059 | ||
b6016b76 | 3060 | static int |
35efa7c1 | 3061 | bnx2_rx_int(struct bnx2 *bp, struct bnx2_napi *bnapi, int budget) |
b6016b76 | 3062 | { |
bb4f98ab | 3063 | struct bnx2_rx_ring_info *rxr = &bnapi->rx_ring; |
b6016b76 MC |
3064 | u16 hw_cons, sw_cons, sw_ring_cons, sw_prod, sw_ring_prod; |
3065 | struct l2_fhdr *rx_hdr; | |
1db82f2a | 3066 | int rx_pkt = 0, pg_ring_used = 0; |
b6016b76 | 3067 | |
35efa7c1 | 3068 | hw_cons = bnx2_get_hw_rx_cons(bnapi); |
bb4f98ab MC |
3069 | sw_cons = rxr->rx_cons; |
3070 | sw_prod = rxr->rx_prod; | |
b6016b76 MC |
3071 | |
3072 | /* Memory barrier necessary as speculative reads of the rx | |
3073 | * buffer can be ahead of the index in the status block | |
3074 | */ | |
3075 | rmb(); | |
3076 | while (sw_cons != hw_cons) { | |
1db82f2a | 3077 | unsigned int len, hdr_len; |
ade2bfe7 | 3078 | u32 status; |
a33fa66b | 3079 | struct sw_bd *rx_buf, *next_rx_buf; |
b6016b76 | 3080 | struct sk_buff *skb; |
236b6394 | 3081 | dma_addr_t dma_addr; |
b6016b76 MC |
3082 | |
3083 | sw_ring_cons = RX_RING_IDX(sw_cons); | |
3084 | sw_ring_prod = RX_RING_IDX(sw_prod); | |
3085 | ||
bb4f98ab | 3086 | rx_buf = &rxr->rx_buf_ring[sw_ring_cons]; |
b6016b76 | 3087 | skb = rx_buf->skb; |
a33fa66b | 3088 | prefetchw(skb); |
236b6394 | 3089 | |
aabef8b2 FT |
3090 | next_rx_buf = |
3091 | &rxr->rx_buf_ring[RX_RING_IDX(NEXT_RX_BD(sw_cons))]; | |
3092 | prefetch(next_rx_buf->desc); | |
3093 | ||
236b6394 MC |
3094 | rx_buf->skb = NULL; |
3095 | ||
1a4ccc2d | 3096 | dma_addr = dma_unmap_addr(rx_buf, mapping); |
236b6394 | 3097 | |
36227e88 | 3098 | dma_sync_single_for_cpu(&bp->pdev->dev, dma_addr, |
601d3d18 BL |
3099 | BNX2_RX_OFFSET + BNX2_RX_COPY_THRESH, |
3100 | PCI_DMA_FROMDEVICE); | |
b6016b76 | 3101 | |
a33fa66b | 3102 | rx_hdr = rx_buf->desc; |
1db82f2a | 3103 | len = rx_hdr->l2_fhdr_pkt_len; |
990ec380 | 3104 | status = rx_hdr->l2_fhdr_status; |
b6016b76 | 3105 | |
1db82f2a MC |
3106 | hdr_len = 0; |
3107 | if (status & L2_FHDR_STATUS_SPLIT) { | |
3108 | hdr_len = rx_hdr->l2_fhdr_ip_xsum; | |
3109 | pg_ring_used = 1; | |
3110 | } else if (len > bp->rx_jumbo_thresh) { | |
3111 | hdr_len = bp->rx_jumbo_thresh; | |
3112 | pg_ring_used = 1; | |
3113 | } | |
3114 | ||
990ec380 MC |
3115 | if (unlikely(status & (L2_FHDR_ERRORS_BAD_CRC | |
3116 | L2_FHDR_ERRORS_PHY_DECODE | | |
3117 | L2_FHDR_ERRORS_ALIGNMENT | | |
3118 | L2_FHDR_ERRORS_TOO_SHORT | | |
3119 | L2_FHDR_ERRORS_GIANT_FRAME))) { | |
3120 | ||
3121 | bnx2_reuse_rx_skb(bp, rxr, skb, sw_ring_cons, | |
3122 | sw_ring_prod); | |
3123 | if (pg_ring_used) { | |
3124 | int pages; | |
3125 | ||
3126 | pages = PAGE_ALIGN(len - hdr_len) >> PAGE_SHIFT; | |
3127 | ||
3128 | bnx2_reuse_rx_skb_pages(bp, rxr, NULL, pages); | |
3129 | } | |
3130 | goto next_rx; | |
3131 | } | |
3132 | ||
1db82f2a | 3133 | len -= 4; |
b6016b76 | 3134 | |
5d5d0015 | 3135 | if (len <= bp->rx_copy_thresh) { |
b6016b76 MC |
3136 | struct sk_buff *new_skb; |
3137 | ||
f22828e8 | 3138 | new_skb = netdev_alloc_skb(bp->dev, len + 6); |
85833c62 | 3139 | if (new_skb == NULL) { |
bb4f98ab | 3140 | bnx2_reuse_rx_skb(bp, rxr, skb, sw_ring_cons, |
85833c62 MC |
3141 | sw_ring_prod); |
3142 | goto next_rx; | |
3143 | } | |
b6016b76 MC |
3144 | |
3145 | /* aligned copy */ | |
d89cb6af | 3146 | skb_copy_from_linear_data_offset(skb, |
f22828e8 MC |
3147 | BNX2_RX_OFFSET - 6, |
3148 | new_skb->data, len + 6); | |
3149 | skb_reserve(new_skb, 6); | |
b6016b76 | 3150 | skb_put(new_skb, len); |
b6016b76 | 3151 | |
bb4f98ab | 3152 | bnx2_reuse_rx_skb(bp, rxr, skb, |
b6016b76 MC |
3153 | sw_ring_cons, sw_ring_prod); |
3154 | ||
3155 | skb = new_skb; | |
bb4f98ab | 3156 | } else if (unlikely(bnx2_rx_skb(bp, rxr, skb, len, hdr_len, |
a1f60190 | 3157 | dma_addr, (sw_ring_cons << 16) | sw_ring_prod))) |
b6016b76 | 3158 | goto next_rx; |
b6016b76 | 3159 | |
f22828e8 | 3160 | if ((status & L2_FHDR_STATUS_L2_VLAN_TAG) && |
7d0fd211 JG |
3161 | !(bp->rx_mode & BNX2_EMAC_RX_MODE_KEEP_VLAN_TAG)) |
3162 | __vlan_hwaccel_put_tag(skb, rx_hdr->l2_fhdr_vlan_tag); | |
f22828e8 | 3163 | |
b6016b76 MC |
3164 | skb->protocol = eth_type_trans(skb, bp->dev); |
3165 | ||
3166 | if ((len > (bp->dev->mtu + ETH_HLEN)) && | |
d1e100ba | 3167 | (ntohs(skb->protocol) != 0x8100)) { |
b6016b76 | 3168 | |
745720e5 | 3169 | dev_kfree_skb(skb); |
b6016b76 MC |
3170 | goto next_rx; |
3171 | ||
3172 | } | |
3173 | ||
bc8acf2c | 3174 | skb_checksum_none_assert(skb); |
b6016b76 MC |
3175 | if (bp->rx_csum && |
3176 | (status & (L2_FHDR_STATUS_TCP_SEGMENT | | |
3177 | L2_FHDR_STATUS_UDP_DATAGRAM))) { | |
3178 | ||
ade2bfe7 MC |
3179 | if (likely((status & (L2_FHDR_ERRORS_TCP_XSUM | |
3180 | L2_FHDR_ERRORS_UDP_XSUM)) == 0)) | |
b6016b76 MC |
3181 | skb->ip_summed = CHECKSUM_UNNECESSARY; |
3182 | } | |
fdc8541d MC |
3183 | if ((bp->dev->features & NETIF_F_RXHASH) && |
3184 | ((status & L2_FHDR_STATUS_USE_RXHASH) == | |
3185 | L2_FHDR_STATUS_USE_RXHASH)) | |
3186 | skb->rxhash = rx_hdr->l2_fhdr_hash; | |
b6016b76 | 3187 | |
0c8dfc83 | 3188 | skb_record_rx_queue(skb, bnapi - &bp->bnx2_napi[0]); |
7d0fd211 | 3189 | napi_gro_receive(&bnapi->napi, skb); |
b6016b76 MC |
3190 | rx_pkt++; |
3191 | ||
3192 | next_rx: | |
b6016b76 MC |
3193 | sw_cons = NEXT_RX_BD(sw_cons); |
3194 | sw_prod = NEXT_RX_BD(sw_prod); | |
3195 | ||
3196 | if ((rx_pkt == budget)) | |
3197 | break; | |
f4e418f7 MC |
3198 | |
3199 | /* Refresh hw_cons to see if there is new work */ | |
3200 | if (sw_cons == hw_cons) { | |
35efa7c1 | 3201 | hw_cons = bnx2_get_hw_rx_cons(bnapi); |
f4e418f7 MC |
3202 | rmb(); |
3203 | } | |
b6016b76 | 3204 | } |
bb4f98ab MC |
3205 | rxr->rx_cons = sw_cons; |
3206 | rxr->rx_prod = sw_prod; | |
b6016b76 | 3207 | |
1db82f2a | 3208 | if (pg_ring_used) |
bb4f98ab | 3209 | REG_WR16(bp, rxr->rx_pg_bidx_addr, rxr->rx_pg_prod); |
1db82f2a | 3210 | |
bb4f98ab | 3211 | REG_WR16(bp, rxr->rx_bidx_addr, sw_prod); |
b6016b76 | 3212 | |
bb4f98ab | 3213 | REG_WR(bp, rxr->rx_bseq_addr, rxr->rx_prod_bseq); |
b6016b76 MC |
3214 | |
3215 | mmiowb(); | |
3216 | ||
3217 | return rx_pkt; | |
3218 | ||
3219 | } | |
3220 | ||
3221 | /* MSI ISR - The only difference between this and the INTx ISR | |
3222 | * is that the MSI interrupt is always serviced. | |
3223 | */ | |
3224 | static irqreturn_t | |
7d12e780 | 3225 | bnx2_msi(int irq, void *dev_instance) |
b6016b76 | 3226 | { |
f0ea2e63 MC |
3227 | struct bnx2_napi *bnapi = dev_instance; |
3228 | struct bnx2 *bp = bnapi->bp; | |
b6016b76 | 3229 | |
43e80b89 | 3230 | prefetch(bnapi->status_blk.msi); |
b6016b76 MC |
3231 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, |
3232 | BNX2_PCICFG_INT_ACK_CMD_USE_INT_HC_PARAM | | |
3233 | BNX2_PCICFG_INT_ACK_CMD_MASK_INT); | |
3234 | ||
3235 | /* Return here if interrupt is disabled. */ | |
73eef4cd MC |
3236 | if (unlikely(atomic_read(&bp->intr_sem) != 0)) |
3237 | return IRQ_HANDLED; | |
b6016b76 | 3238 | |
288379f0 | 3239 | napi_schedule(&bnapi->napi); |
b6016b76 | 3240 | |
73eef4cd | 3241 | return IRQ_HANDLED; |
b6016b76 MC |
3242 | } |
3243 | ||
8e6a72c4 MC |
3244 | static irqreturn_t |
3245 | bnx2_msi_1shot(int irq, void *dev_instance) | |
3246 | { | |
f0ea2e63 MC |
3247 | struct bnx2_napi *bnapi = dev_instance; |
3248 | struct bnx2 *bp = bnapi->bp; | |
8e6a72c4 | 3249 | |
43e80b89 | 3250 | prefetch(bnapi->status_blk.msi); |
8e6a72c4 MC |
3251 | |
3252 | /* Return here if interrupt is disabled. */ | |
3253 | if (unlikely(atomic_read(&bp->intr_sem) != 0)) | |
3254 | return IRQ_HANDLED; | |
3255 | ||
288379f0 | 3256 | napi_schedule(&bnapi->napi); |
8e6a72c4 MC |
3257 | |
3258 | return IRQ_HANDLED; | |
3259 | } | |
3260 | ||
b6016b76 | 3261 | static irqreturn_t |
7d12e780 | 3262 | bnx2_interrupt(int irq, void *dev_instance) |
b6016b76 | 3263 | { |
f0ea2e63 MC |
3264 | struct bnx2_napi *bnapi = dev_instance; |
3265 | struct bnx2 *bp = bnapi->bp; | |
43e80b89 | 3266 | struct status_block *sblk = bnapi->status_blk.msi; |
b6016b76 MC |
3267 | |
3268 | /* When using INTx, it is possible for the interrupt to arrive | |
3269 | * at the CPU before the status block posted prior to the | |
3270 | * interrupt. Reading a register will flush the status block. | |
3271 | * When using MSI, the MSI message will always complete after | |
3272 | * the status block write. | |
3273 | */ | |
35efa7c1 | 3274 | if ((sblk->status_idx == bnapi->last_status_idx) && |
b6016b76 MC |
3275 | (REG_RD(bp, BNX2_PCICFG_MISC_STATUS) & |
3276 | BNX2_PCICFG_MISC_STATUS_INTA_VALUE)) | |
73eef4cd | 3277 | return IRQ_NONE; |
b6016b76 MC |
3278 | |
3279 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, | |
3280 | BNX2_PCICFG_INT_ACK_CMD_USE_INT_HC_PARAM | | |
3281 | BNX2_PCICFG_INT_ACK_CMD_MASK_INT); | |
3282 | ||
b8a7ce7b MC |
3283 | /* Read back to deassert IRQ immediately to avoid too many |
3284 | * spurious interrupts. | |
3285 | */ | |
3286 | REG_RD(bp, BNX2_PCICFG_INT_ACK_CMD); | |
3287 | ||
b6016b76 | 3288 | /* Return here if interrupt is shared and is disabled. */ |
73eef4cd MC |
3289 | if (unlikely(atomic_read(&bp->intr_sem) != 0)) |
3290 | return IRQ_HANDLED; | |
b6016b76 | 3291 | |
288379f0 | 3292 | if (napi_schedule_prep(&bnapi->napi)) { |
35efa7c1 | 3293 | bnapi->last_status_idx = sblk->status_idx; |
288379f0 | 3294 | __napi_schedule(&bnapi->napi); |
b8a7ce7b | 3295 | } |
b6016b76 | 3296 | |
73eef4cd | 3297 | return IRQ_HANDLED; |
b6016b76 MC |
3298 | } |
3299 | ||
f4e418f7 | 3300 | static inline int |
43e80b89 | 3301 | bnx2_has_fast_work(struct bnx2_napi *bnapi) |
f4e418f7 | 3302 | { |
35e9010b | 3303 | struct bnx2_tx_ring_info *txr = &bnapi->tx_ring; |
bb4f98ab | 3304 | struct bnx2_rx_ring_info *rxr = &bnapi->rx_ring; |
f4e418f7 | 3305 | |
bb4f98ab | 3306 | if ((bnx2_get_hw_rx_cons(bnapi) != rxr->rx_cons) || |
35e9010b | 3307 | (bnx2_get_hw_tx_cons(bnapi) != txr->hw_tx_cons)) |
f4e418f7 | 3308 | return 1; |
43e80b89 MC |
3309 | return 0; |
3310 | } | |
3311 | ||
3312 | #define STATUS_ATTN_EVENTS (STATUS_ATTN_BITS_LINK_STATE | \ | |
3313 | STATUS_ATTN_BITS_TIMER_ABORT) | |
3314 | ||
3315 | static inline int | |
3316 | bnx2_has_work(struct bnx2_napi *bnapi) | |
3317 | { | |
3318 | struct status_block *sblk = bnapi->status_blk.msi; | |
3319 | ||
3320 | if (bnx2_has_fast_work(bnapi)) | |
3321 | return 1; | |
f4e418f7 | 3322 | |
4edd473f MC |
3323 | #ifdef BCM_CNIC |
3324 | if (bnapi->cnic_present && (bnapi->cnic_tag != sblk->status_idx)) | |
3325 | return 1; | |
3326 | #endif | |
3327 | ||
da3e4fbe MC |
3328 | if ((sblk->status_attn_bits & STATUS_ATTN_EVENTS) != |
3329 | (sblk->status_attn_bits_ack & STATUS_ATTN_EVENTS)) | |
f4e418f7 MC |
3330 | return 1; |
3331 | ||
3332 | return 0; | |
3333 | } | |
3334 | ||
efba0180 MC |
3335 | static void |
3336 | bnx2_chk_missed_msi(struct bnx2 *bp) | |
3337 | { | |
3338 | struct bnx2_napi *bnapi = &bp->bnx2_napi[0]; | |
3339 | u32 msi_ctrl; | |
3340 | ||
3341 | if (bnx2_has_work(bnapi)) { | |
3342 | msi_ctrl = REG_RD(bp, BNX2_PCICFG_MSI_CONTROL); | |
3343 | if (!(msi_ctrl & BNX2_PCICFG_MSI_CONTROL_ENABLE)) | |
3344 | return; | |
3345 | ||
3346 | if (bnapi->last_status_idx == bp->idle_chk_status_idx) { | |
3347 | REG_WR(bp, BNX2_PCICFG_MSI_CONTROL, msi_ctrl & | |
3348 | ~BNX2_PCICFG_MSI_CONTROL_ENABLE); | |
3349 | REG_WR(bp, BNX2_PCICFG_MSI_CONTROL, msi_ctrl); | |
3350 | bnx2_msi(bp->irq_tbl[0].vector, bnapi); | |
3351 | } | |
3352 | } | |
3353 | ||
3354 | bp->idle_chk_status_idx = bnapi->last_status_idx; | |
3355 | } | |
3356 | ||
4edd473f MC |
3357 | #ifdef BCM_CNIC |
3358 | static void bnx2_poll_cnic(struct bnx2 *bp, struct bnx2_napi *bnapi) | |
3359 | { | |
3360 | struct cnic_ops *c_ops; | |
3361 | ||
3362 | if (!bnapi->cnic_present) | |
3363 | return; | |
3364 | ||
3365 | rcu_read_lock(); | |
3366 | c_ops = rcu_dereference(bp->cnic_ops); | |
3367 | if (c_ops) | |
3368 | bnapi->cnic_tag = c_ops->cnic_handler(bp->cnic_data, | |
3369 | bnapi->status_blk.msi); | |
3370 | rcu_read_unlock(); | |
3371 | } | |
3372 | #endif | |
3373 | ||
43e80b89 | 3374 | static void bnx2_poll_link(struct bnx2 *bp, struct bnx2_napi *bnapi) |
b6016b76 | 3375 | { |
43e80b89 | 3376 | struct status_block *sblk = bnapi->status_blk.msi; |
da3e4fbe MC |
3377 | u32 status_attn_bits = sblk->status_attn_bits; |
3378 | u32 status_attn_bits_ack = sblk->status_attn_bits_ack; | |
b6016b76 | 3379 | |
da3e4fbe MC |
3380 | if ((status_attn_bits & STATUS_ATTN_EVENTS) != |
3381 | (status_attn_bits_ack & STATUS_ATTN_EVENTS)) { | |
b6016b76 | 3382 | |
35efa7c1 | 3383 | bnx2_phy_int(bp, bnapi); |
bf5295bb MC |
3384 | |
3385 | /* This is needed to take care of transient status | |
3386 | * during link changes. | |
3387 | */ | |
3388 | REG_WR(bp, BNX2_HC_COMMAND, | |
3389 | bp->hc_cmd | BNX2_HC_COMMAND_COAL_NOW_WO_INT); | |
3390 | REG_RD(bp, BNX2_HC_COMMAND); | |
b6016b76 | 3391 | } |
43e80b89 MC |
3392 | } |
3393 | ||
3394 | static int bnx2_poll_work(struct bnx2 *bp, struct bnx2_napi *bnapi, | |
3395 | int work_done, int budget) | |
3396 | { | |
3397 | struct bnx2_tx_ring_info *txr = &bnapi->tx_ring; | |
3398 | struct bnx2_rx_ring_info *rxr = &bnapi->rx_ring; | |
b6016b76 | 3399 | |
35e9010b | 3400 | if (bnx2_get_hw_tx_cons(bnapi) != txr->hw_tx_cons) |
57851d84 | 3401 | bnx2_tx_int(bp, bnapi, 0); |
b6016b76 | 3402 | |
bb4f98ab | 3403 | if (bnx2_get_hw_rx_cons(bnapi) != rxr->rx_cons) |
35efa7c1 | 3404 | work_done += bnx2_rx_int(bp, bnapi, budget - work_done); |
6aa20a22 | 3405 | |
6f535763 DM |
3406 | return work_done; |
3407 | } | |
3408 | ||
f0ea2e63 MC |
3409 | static int bnx2_poll_msix(struct napi_struct *napi, int budget) |
3410 | { | |
3411 | struct bnx2_napi *bnapi = container_of(napi, struct bnx2_napi, napi); | |
3412 | struct bnx2 *bp = bnapi->bp; | |
3413 | int work_done = 0; | |
3414 | struct status_block_msix *sblk = bnapi->status_blk.msix; | |
3415 | ||
3416 | while (1) { | |
3417 | work_done = bnx2_poll_work(bp, bnapi, work_done, budget); | |
3418 | if (unlikely(work_done >= budget)) | |
3419 | break; | |
3420 | ||
3421 | bnapi->last_status_idx = sblk->status_idx; | |
3422 | /* status idx must be read before checking for more work. */ | |
3423 | rmb(); | |
3424 | if (likely(!bnx2_has_fast_work(bnapi))) { | |
3425 | ||
288379f0 | 3426 | napi_complete(napi); |
f0ea2e63 MC |
3427 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, bnapi->int_num | |
3428 | BNX2_PCICFG_INT_ACK_CMD_INDEX_VALID | | |
3429 | bnapi->last_status_idx); | |
3430 | break; | |
3431 | } | |
3432 | } | |
3433 | return work_done; | |
3434 | } | |
3435 | ||
6f535763 DM |
3436 | static int bnx2_poll(struct napi_struct *napi, int budget) |
3437 | { | |
35efa7c1 MC |
3438 | struct bnx2_napi *bnapi = container_of(napi, struct bnx2_napi, napi); |
3439 | struct bnx2 *bp = bnapi->bp; | |
6f535763 | 3440 | int work_done = 0; |
43e80b89 | 3441 | struct status_block *sblk = bnapi->status_blk.msi; |
6f535763 DM |
3442 | |
3443 | while (1) { | |
43e80b89 MC |
3444 | bnx2_poll_link(bp, bnapi); |
3445 | ||
35efa7c1 | 3446 | work_done = bnx2_poll_work(bp, bnapi, work_done, budget); |
f4e418f7 | 3447 | |
4edd473f MC |
3448 | #ifdef BCM_CNIC |
3449 | bnx2_poll_cnic(bp, bnapi); | |
3450 | #endif | |
3451 | ||
35efa7c1 | 3452 | /* bnapi->last_status_idx is used below to tell the hw how |
6dee6421 MC |
3453 | * much work has been processed, so we must read it before |
3454 | * checking for more work. | |
3455 | */ | |
35efa7c1 | 3456 | bnapi->last_status_idx = sblk->status_idx; |
efba0180 MC |
3457 | |
3458 | if (unlikely(work_done >= budget)) | |
3459 | break; | |
3460 | ||
6dee6421 | 3461 | rmb(); |
35efa7c1 | 3462 | if (likely(!bnx2_has_work(bnapi))) { |
288379f0 | 3463 | napi_complete(napi); |
f86e82fb | 3464 | if (likely(bp->flags & BNX2_FLAG_USING_MSI_OR_MSIX)) { |
6f535763 DM |
3465 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, |
3466 | BNX2_PCICFG_INT_ACK_CMD_INDEX_VALID | | |
35efa7c1 | 3467 | bnapi->last_status_idx); |
6dee6421 | 3468 | break; |
6f535763 | 3469 | } |
1269a8a6 MC |
3470 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, |
3471 | BNX2_PCICFG_INT_ACK_CMD_INDEX_VALID | | |
6f535763 | 3472 | BNX2_PCICFG_INT_ACK_CMD_MASK_INT | |
35efa7c1 | 3473 | bnapi->last_status_idx); |
1269a8a6 | 3474 | |
6f535763 DM |
3475 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, |
3476 | BNX2_PCICFG_INT_ACK_CMD_INDEX_VALID | | |
35efa7c1 | 3477 | bnapi->last_status_idx); |
6f535763 DM |
3478 | break; |
3479 | } | |
b6016b76 MC |
3480 | } |
3481 | ||
bea3348e | 3482 | return work_done; |
b6016b76 MC |
3483 | } |
3484 | ||
932ff279 | 3485 | /* Called with rtnl_lock from vlan functions and also netif_tx_lock |
b6016b76 MC |
3486 | * from set_multicast. |
3487 | */ | |
3488 | static void | |
3489 | bnx2_set_rx_mode(struct net_device *dev) | |
3490 | { | |
972ec0d4 | 3491 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 3492 | u32 rx_mode, sort_mode; |
ccffad25 | 3493 | struct netdev_hw_addr *ha; |
b6016b76 | 3494 | int i; |
b6016b76 | 3495 | |
9f52b564 MC |
3496 | if (!netif_running(dev)) |
3497 | return; | |
3498 | ||
c770a65c | 3499 | spin_lock_bh(&bp->phy_lock); |
b6016b76 MC |
3500 | |
3501 | rx_mode = bp->rx_mode & ~(BNX2_EMAC_RX_MODE_PROMISCUOUS | | |
3502 | BNX2_EMAC_RX_MODE_KEEP_VLAN_TAG); | |
3503 | sort_mode = 1 | BNX2_RPM_SORT_USER0_BC_EN; | |
7d0fd211 JG |
3504 | if (!(dev->features & NETIF_F_HW_VLAN_RX) && |
3505 | (bp->flags & BNX2_FLAG_CAN_KEEP_VLAN)) | |
b6016b76 | 3506 | rx_mode |= BNX2_EMAC_RX_MODE_KEEP_VLAN_TAG; |
b6016b76 MC |
3507 | if (dev->flags & IFF_PROMISC) { |
3508 | /* Promiscuous mode. */ | |
3509 | rx_mode |= BNX2_EMAC_RX_MODE_PROMISCUOUS; | |
7510873d MC |
3510 | sort_mode |= BNX2_RPM_SORT_USER0_PROM_EN | |
3511 | BNX2_RPM_SORT_USER0_PROM_VLAN; | |
b6016b76 MC |
3512 | } |
3513 | else if (dev->flags & IFF_ALLMULTI) { | |
3514 | for (i = 0; i < NUM_MC_HASH_REGISTERS; i++) { | |
3515 | REG_WR(bp, BNX2_EMAC_MULTICAST_HASH0 + (i * 4), | |
3516 | 0xffffffff); | |
3517 | } | |
3518 | sort_mode |= BNX2_RPM_SORT_USER0_MC_EN; | |
3519 | } | |
3520 | else { | |
3521 | /* Accept one or more multicast(s). */ | |
b6016b76 MC |
3522 | u32 mc_filter[NUM_MC_HASH_REGISTERS]; |
3523 | u32 regidx; | |
3524 | u32 bit; | |
3525 | u32 crc; | |
3526 | ||
3527 | memset(mc_filter, 0, 4 * NUM_MC_HASH_REGISTERS); | |
3528 | ||
22bedad3 JP |
3529 | netdev_for_each_mc_addr(ha, dev) { |
3530 | crc = ether_crc_le(ETH_ALEN, ha->addr); | |
b6016b76 MC |
3531 | bit = crc & 0xff; |
3532 | regidx = (bit & 0xe0) >> 5; | |
3533 | bit &= 0x1f; | |
3534 | mc_filter[regidx] |= (1 << bit); | |
3535 | } | |
3536 | ||
3537 | for (i = 0; i < NUM_MC_HASH_REGISTERS; i++) { | |
3538 | REG_WR(bp, BNX2_EMAC_MULTICAST_HASH0 + (i * 4), | |
3539 | mc_filter[i]); | |
3540 | } | |
3541 | ||
3542 | sort_mode |= BNX2_RPM_SORT_USER0_MC_HSH_EN; | |
3543 | } | |
3544 | ||
32e7bfc4 | 3545 | if (netdev_uc_count(dev) > BNX2_MAX_UNICAST_ADDRESSES) { |
5fcaed01 BL |
3546 | rx_mode |= BNX2_EMAC_RX_MODE_PROMISCUOUS; |
3547 | sort_mode |= BNX2_RPM_SORT_USER0_PROM_EN | | |
3548 | BNX2_RPM_SORT_USER0_PROM_VLAN; | |
3549 | } else if (!(dev->flags & IFF_PROMISC)) { | |
5fcaed01 | 3550 | /* Add all entries into to the match filter list */ |
ccffad25 | 3551 | i = 0; |
32e7bfc4 | 3552 | netdev_for_each_uc_addr(ha, dev) { |
ccffad25 | 3553 | bnx2_set_mac_addr(bp, ha->addr, |
5fcaed01 BL |
3554 | i + BNX2_START_UNICAST_ADDRESS_INDEX); |
3555 | sort_mode |= (1 << | |
3556 | (i + BNX2_START_UNICAST_ADDRESS_INDEX)); | |
ccffad25 | 3557 | i++; |
5fcaed01 BL |
3558 | } |
3559 | ||
3560 | } | |
3561 | ||
b6016b76 MC |
3562 | if (rx_mode != bp->rx_mode) { |
3563 | bp->rx_mode = rx_mode; | |
3564 | REG_WR(bp, BNX2_EMAC_RX_MODE, rx_mode); | |
3565 | } | |
3566 | ||
3567 | REG_WR(bp, BNX2_RPM_SORT_USER0, 0x0); | |
3568 | REG_WR(bp, BNX2_RPM_SORT_USER0, sort_mode); | |
3569 | REG_WR(bp, BNX2_RPM_SORT_USER0, sort_mode | BNX2_RPM_SORT_USER0_ENA); | |
3570 | ||
c770a65c | 3571 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
3572 | } |
3573 | ||
57579f76 MC |
3574 | static int __devinit |
3575 | check_fw_section(const struct firmware *fw, | |
3576 | const struct bnx2_fw_file_section *section, | |
3577 | u32 alignment, bool non_empty) | |
3578 | { | |
3579 | u32 offset = be32_to_cpu(section->offset); | |
3580 | u32 len = be32_to_cpu(section->len); | |
3581 | ||
3582 | if ((offset == 0 && len != 0) || offset >= fw->size || offset & 3) | |
3583 | return -EINVAL; | |
3584 | if ((non_empty && len == 0) || len > fw->size - offset || | |
3585 | len & (alignment - 1)) | |
3586 | return -EINVAL; | |
3587 | return 0; | |
3588 | } | |
3589 | ||
3590 | static int __devinit | |
3591 | check_mips_fw_entry(const struct firmware *fw, | |
3592 | const struct bnx2_mips_fw_file_entry *entry) | |
3593 | { | |
3594 | if (check_fw_section(fw, &entry->text, 4, true) || | |
3595 | check_fw_section(fw, &entry->data, 4, false) || | |
3596 | check_fw_section(fw, &entry->rodata, 4, false)) | |
3597 | return -EINVAL; | |
3598 | return 0; | |
3599 | } | |
3600 | ||
3601 | static int __devinit | |
3602 | bnx2_request_firmware(struct bnx2 *bp) | |
b6016b76 | 3603 | { |
57579f76 | 3604 | const char *mips_fw_file, *rv2p_fw_file; |
5ee1c326 BB |
3605 | const struct bnx2_mips_fw_file *mips_fw; |
3606 | const struct bnx2_rv2p_fw_file *rv2p_fw; | |
57579f76 MC |
3607 | int rc; |
3608 | ||
3609 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { | |
3610 | mips_fw_file = FW_MIPS_FILE_09; | |
078b0735 MC |
3611 | if ((CHIP_ID(bp) == CHIP_ID_5709_A0) || |
3612 | (CHIP_ID(bp) == CHIP_ID_5709_A1)) | |
3613 | rv2p_fw_file = FW_RV2P_FILE_09_Ax; | |
3614 | else | |
3615 | rv2p_fw_file = FW_RV2P_FILE_09; | |
57579f76 MC |
3616 | } else { |
3617 | mips_fw_file = FW_MIPS_FILE_06; | |
3618 | rv2p_fw_file = FW_RV2P_FILE_06; | |
3619 | } | |
3620 | ||
3621 | rc = request_firmware(&bp->mips_firmware, mips_fw_file, &bp->pdev->dev); | |
3622 | if (rc) { | |
3a9c6a49 | 3623 | pr_err("Can't load firmware file \"%s\"\n", mips_fw_file); |
57579f76 MC |
3624 | return rc; |
3625 | } | |
3626 | ||
3627 | rc = request_firmware(&bp->rv2p_firmware, rv2p_fw_file, &bp->pdev->dev); | |
3628 | if (rc) { | |
3a9c6a49 | 3629 | pr_err("Can't load firmware file \"%s\"\n", rv2p_fw_file); |
57579f76 MC |
3630 | return rc; |
3631 | } | |
5ee1c326 BB |
3632 | mips_fw = (const struct bnx2_mips_fw_file *) bp->mips_firmware->data; |
3633 | rv2p_fw = (const struct bnx2_rv2p_fw_file *) bp->rv2p_firmware->data; | |
3634 | if (bp->mips_firmware->size < sizeof(*mips_fw) || | |
3635 | check_mips_fw_entry(bp->mips_firmware, &mips_fw->com) || | |
3636 | check_mips_fw_entry(bp->mips_firmware, &mips_fw->cp) || | |
3637 | check_mips_fw_entry(bp->mips_firmware, &mips_fw->rxp) || | |
3638 | check_mips_fw_entry(bp->mips_firmware, &mips_fw->tpat) || | |
3639 | check_mips_fw_entry(bp->mips_firmware, &mips_fw->txp)) { | |
3a9c6a49 | 3640 | pr_err("Firmware file \"%s\" is invalid\n", mips_fw_file); |
57579f76 MC |
3641 | return -EINVAL; |
3642 | } | |
5ee1c326 BB |
3643 | if (bp->rv2p_firmware->size < sizeof(*rv2p_fw) || |
3644 | check_fw_section(bp->rv2p_firmware, &rv2p_fw->proc1.rv2p, 8, true) || | |
3645 | check_fw_section(bp->rv2p_firmware, &rv2p_fw->proc2.rv2p, 8, true)) { | |
3a9c6a49 | 3646 | pr_err("Firmware file \"%s\" is invalid\n", rv2p_fw_file); |
57579f76 MC |
3647 | return -EINVAL; |
3648 | } | |
3649 | ||
3650 | return 0; | |
3651 | } | |
3652 | ||
3653 | static u32 | |
3654 | rv2p_fw_fixup(u32 rv2p_proc, int idx, u32 loc, u32 rv2p_code) | |
3655 | { | |
3656 | switch (idx) { | |
3657 | case RV2P_P1_FIXUP_PAGE_SIZE_IDX: | |
3658 | rv2p_code &= ~RV2P_BD_PAGE_SIZE_MSK; | |
3659 | rv2p_code |= RV2P_BD_PAGE_SIZE; | |
3660 | break; | |
3661 | } | |
3662 | return rv2p_code; | |
3663 | } | |
3664 | ||
3665 | static int | |
3666 | load_rv2p_fw(struct bnx2 *bp, u32 rv2p_proc, | |
3667 | const struct bnx2_rv2p_fw_file_entry *fw_entry) | |
3668 | { | |
3669 | u32 rv2p_code_len, file_offset; | |
3670 | __be32 *rv2p_code; | |
b6016b76 | 3671 | int i; |
57579f76 MC |
3672 | u32 val, cmd, addr; |
3673 | ||
3674 | rv2p_code_len = be32_to_cpu(fw_entry->rv2p.len); | |
3675 | file_offset = be32_to_cpu(fw_entry->rv2p.offset); | |
3676 | ||
3677 | rv2p_code = (__be32 *)(bp->rv2p_firmware->data + file_offset); | |
b6016b76 | 3678 | |
57579f76 MC |
3679 | if (rv2p_proc == RV2P_PROC1) { |
3680 | cmd = BNX2_RV2P_PROC1_ADDR_CMD_RDWR; | |
3681 | addr = BNX2_RV2P_PROC1_ADDR_CMD; | |
3682 | } else { | |
3683 | cmd = BNX2_RV2P_PROC2_ADDR_CMD_RDWR; | |
3684 | addr = BNX2_RV2P_PROC2_ADDR_CMD; | |
d25be1d3 | 3685 | } |
b6016b76 MC |
3686 | |
3687 | for (i = 0; i < rv2p_code_len; i += 8) { | |
57579f76 | 3688 | REG_WR(bp, BNX2_RV2P_INSTR_HIGH, be32_to_cpu(*rv2p_code)); |
b6016b76 | 3689 | rv2p_code++; |
57579f76 | 3690 | REG_WR(bp, BNX2_RV2P_INSTR_LOW, be32_to_cpu(*rv2p_code)); |
b6016b76 MC |
3691 | rv2p_code++; |
3692 | ||
57579f76 MC |
3693 | val = (i / 8) | cmd; |
3694 | REG_WR(bp, addr, val); | |
3695 | } | |
3696 | ||
3697 | rv2p_code = (__be32 *)(bp->rv2p_firmware->data + file_offset); | |
3698 | for (i = 0; i < 8; i++) { | |
3699 | u32 loc, code; | |
3700 | ||
3701 | loc = be32_to_cpu(fw_entry->fixup[i]); | |
3702 | if (loc && ((loc * 4) < rv2p_code_len)) { | |
3703 | code = be32_to_cpu(*(rv2p_code + loc - 1)); | |
3704 | REG_WR(bp, BNX2_RV2P_INSTR_HIGH, code); | |
3705 | code = be32_to_cpu(*(rv2p_code + loc)); | |
3706 | code = rv2p_fw_fixup(rv2p_proc, i, loc, code); | |
3707 | REG_WR(bp, BNX2_RV2P_INSTR_LOW, code); | |
3708 | ||
3709 | val = (loc / 2) | cmd; | |
3710 | REG_WR(bp, addr, val); | |
b6016b76 MC |
3711 | } |
3712 | } | |
3713 | ||
3714 | /* Reset the processor, un-stall is done later. */ | |
3715 | if (rv2p_proc == RV2P_PROC1) { | |
3716 | REG_WR(bp, BNX2_RV2P_COMMAND, BNX2_RV2P_COMMAND_PROC1_RESET); | |
3717 | } | |
3718 | else { | |
3719 | REG_WR(bp, BNX2_RV2P_COMMAND, BNX2_RV2P_COMMAND_PROC2_RESET); | |
3720 | } | |
57579f76 MC |
3721 | |
3722 | return 0; | |
b6016b76 MC |
3723 | } |
3724 | ||
af3ee519 | 3725 | static int |
57579f76 MC |
3726 | load_cpu_fw(struct bnx2 *bp, const struct cpu_reg *cpu_reg, |
3727 | const struct bnx2_mips_fw_file_entry *fw_entry) | |
b6016b76 | 3728 | { |
57579f76 MC |
3729 | u32 addr, len, file_offset; |
3730 | __be32 *data; | |
b6016b76 MC |
3731 | u32 offset; |
3732 | u32 val; | |
3733 | ||
3734 | /* Halt the CPU. */ | |
2726d6e1 | 3735 | val = bnx2_reg_rd_ind(bp, cpu_reg->mode); |
b6016b76 | 3736 | val |= cpu_reg->mode_value_halt; |
2726d6e1 MC |
3737 | bnx2_reg_wr_ind(bp, cpu_reg->mode, val); |
3738 | bnx2_reg_wr_ind(bp, cpu_reg->state, cpu_reg->state_value_clear); | |
b6016b76 MC |
3739 | |
3740 | /* Load the Text area. */ | |
57579f76 MC |
3741 | addr = be32_to_cpu(fw_entry->text.addr); |
3742 | len = be32_to_cpu(fw_entry->text.len); | |
3743 | file_offset = be32_to_cpu(fw_entry->text.offset); | |
3744 | data = (__be32 *)(bp->mips_firmware->data + file_offset); | |
ea1f8d5c | 3745 | |
57579f76 MC |
3746 | offset = cpu_reg->spad_base + (addr - cpu_reg->mips_view_base); |
3747 | if (len) { | |
b6016b76 MC |
3748 | int j; |
3749 | ||
57579f76 MC |
3750 | for (j = 0; j < (len / 4); j++, offset += 4) |
3751 | bnx2_reg_wr_ind(bp, offset, be32_to_cpu(data[j])); | |
b6016b76 MC |
3752 | } |
3753 | ||
57579f76 MC |
3754 | /* Load the Data area. */ |
3755 | addr = be32_to_cpu(fw_entry->data.addr); | |
3756 | len = be32_to_cpu(fw_entry->data.len); | |
3757 | file_offset = be32_to_cpu(fw_entry->data.offset); | |
3758 | data = (__be32 *)(bp->mips_firmware->data + file_offset); | |
b6016b76 | 3759 | |
57579f76 MC |
3760 | offset = cpu_reg->spad_base + (addr - cpu_reg->mips_view_base); |
3761 | if (len) { | |
b6016b76 MC |
3762 | int j; |
3763 | ||
57579f76 MC |
3764 | for (j = 0; j < (len / 4); j++, offset += 4) |
3765 | bnx2_reg_wr_ind(bp, offset, be32_to_cpu(data[j])); | |
b6016b76 MC |
3766 | } |
3767 | ||
3768 | /* Load the Read-Only area. */ | |
57579f76 MC |
3769 | addr = be32_to_cpu(fw_entry->rodata.addr); |
3770 | len = be32_to_cpu(fw_entry->rodata.len); | |
3771 | file_offset = be32_to_cpu(fw_entry->rodata.offset); | |
3772 | data = (__be32 *)(bp->mips_firmware->data + file_offset); | |
3773 | ||
3774 | offset = cpu_reg->spad_base + (addr - cpu_reg->mips_view_base); | |
3775 | if (len) { | |
b6016b76 MC |
3776 | int j; |
3777 | ||
57579f76 MC |
3778 | for (j = 0; j < (len / 4); j++, offset += 4) |
3779 | bnx2_reg_wr_ind(bp, offset, be32_to_cpu(data[j])); | |
b6016b76 MC |
3780 | } |
3781 | ||
3782 | /* Clear the pre-fetch instruction. */ | |
2726d6e1 | 3783 | bnx2_reg_wr_ind(bp, cpu_reg->inst, 0); |
57579f76 MC |
3784 | |
3785 | val = be32_to_cpu(fw_entry->start_addr); | |
3786 | bnx2_reg_wr_ind(bp, cpu_reg->pc, val); | |
b6016b76 MC |
3787 | |
3788 | /* Start the CPU. */ | |
2726d6e1 | 3789 | val = bnx2_reg_rd_ind(bp, cpu_reg->mode); |
b6016b76 | 3790 | val &= ~cpu_reg->mode_value_halt; |
2726d6e1 MC |
3791 | bnx2_reg_wr_ind(bp, cpu_reg->state, cpu_reg->state_value_clear); |
3792 | bnx2_reg_wr_ind(bp, cpu_reg->mode, val); | |
af3ee519 MC |
3793 | |
3794 | return 0; | |
b6016b76 MC |
3795 | } |
3796 | ||
fba9fe91 | 3797 | static int |
b6016b76 MC |
3798 | bnx2_init_cpus(struct bnx2 *bp) |
3799 | { | |
57579f76 MC |
3800 | const struct bnx2_mips_fw_file *mips_fw = |
3801 | (const struct bnx2_mips_fw_file *) bp->mips_firmware->data; | |
3802 | const struct bnx2_rv2p_fw_file *rv2p_fw = | |
3803 | (const struct bnx2_rv2p_fw_file *) bp->rv2p_firmware->data; | |
3804 | int rc; | |
b6016b76 MC |
3805 | |
3806 | /* Initialize the RV2P processor. */ | |
57579f76 MC |
3807 | load_rv2p_fw(bp, RV2P_PROC1, &rv2p_fw->proc1); |
3808 | load_rv2p_fw(bp, RV2P_PROC2, &rv2p_fw->proc2); | |
b6016b76 MC |
3809 | |
3810 | /* Initialize the RX Processor. */ | |
57579f76 | 3811 | rc = load_cpu_fw(bp, &cpu_reg_rxp, &mips_fw->rxp); |
fba9fe91 MC |
3812 | if (rc) |
3813 | goto init_cpu_err; | |
3814 | ||
b6016b76 | 3815 | /* Initialize the TX Processor. */ |
57579f76 | 3816 | rc = load_cpu_fw(bp, &cpu_reg_txp, &mips_fw->txp); |
fba9fe91 MC |
3817 | if (rc) |
3818 | goto init_cpu_err; | |
3819 | ||
b6016b76 | 3820 | /* Initialize the TX Patch-up Processor. */ |
57579f76 | 3821 | rc = load_cpu_fw(bp, &cpu_reg_tpat, &mips_fw->tpat); |
fba9fe91 MC |
3822 | if (rc) |
3823 | goto init_cpu_err; | |
3824 | ||
b6016b76 | 3825 | /* Initialize the Completion Processor. */ |
57579f76 | 3826 | rc = load_cpu_fw(bp, &cpu_reg_com, &mips_fw->com); |
fba9fe91 MC |
3827 | if (rc) |
3828 | goto init_cpu_err; | |
3829 | ||
d43584c8 | 3830 | /* Initialize the Command Processor. */ |
57579f76 | 3831 | rc = load_cpu_fw(bp, &cpu_reg_cp, &mips_fw->cp); |
b6016b76 | 3832 | |
fba9fe91 | 3833 | init_cpu_err: |
fba9fe91 | 3834 | return rc; |
b6016b76 MC |
3835 | } |
3836 | ||
3837 | static int | |
829ca9a3 | 3838 | bnx2_set_power_state(struct bnx2 *bp, pci_power_t state) |
b6016b76 MC |
3839 | { |
3840 | u16 pmcsr; | |
3841 | ||
3842 | pci_read_config_word(bp->pdev, bp->pm_cap + PCI_PM_CTRL, &pmcsr); | |
3843 | ||
3844 | switch (state) { | |
829ca9a3 | 3845 | case PCI_D0: { |
b6016b76 MC |
3846 | u32 val; |
3847 | ||
3848 | pci_write_config_word(bp->pdev, bp->pm_cap + PCI_PM_CTRL, | |
3849 | (pmcsr & ~PCI_PM_CTRL_STATE_MASK) | | |
3850 | PCI_PM_CTRL_PME_STATUS); | |
3851 | ||
3852 | if (pmcsr & PCI_PM_CTRL_STATE_MASK) | |
3853 | /* delay required during transition out of D3hot */ | |
3854 | msleep(20); | |
3855 | ||
3856 | val = REG_RD(bp, BNX2_EMAC_MODE); | |
3857 | val |= BNX2_EMAC_MODE_MPKT_RCVD | BNX2_EMAC_MODE_ACPI_RCVD; | |
3858 | val &= ~BNX2_EMAC_MODE_MPKT; | |
3859 | REG_WR(bp, BNX2_EMAC_MODE, val); | |
3860 | ||
3861 | val = REG_RD(bp, BNX2_RPM_CONFIG); | |
3862 | val &= ~BNX2_RPM_CONFIG_ACPI_ENA; | |
3863 | REG_WR(bp, BNX2_RPM_CONFIG, val); | |
3864 | break; | |
3865 | } | |
829ca9a3 | 3866 | case PCI_D3hot: { |
b6016b76 MC |
3867 | int i; |
3868 | u32 val, wol_msg; | |
3869 | ||
3870 | if (bp->wol) { | |
3871 | u32 advertising; | |
3872 | u8 autoneg; | |
3873 | ||
3874 | autoneg = bp->autoneg; | |
3875 | advertising = bp->advertising; | |
3876 | ||
239cd343 MC |
3877 | if (bp->phy_port == PORT_TP) { |
3878 | bp->autoneg = AUTONEG_SPEED; | |
3879 | bp->advertising = ADVERTISED_10baseT_Half | | |
3880 | ADVERTISED_10baseT_Full | | |
3881 | ADVERTISED_100baseT_Half | | |
3882 | ADVERTISED_100baseT_Full | | |
3883 | ADVERTISED_Autoneg; | |
3884 | } | |
b6016b76 | 3885 | |
239cd343 MC |
3886 | spin_lock_bh(&bp->phy_lock); |
3887 | bnx2_setup_phy(bp, bp->phy_port); | |
3888 | spin_unlock_bh(&bp->phy_lock); | |
b6016b76 MC |
3889 | |
3890 | bp->autoneg = autoneg; | |
3891 | bp->advertising = advertising; | |
3892 | ||
5fcaed01 | 3893 | bnx2_set_mac_addr(bp, bp->dev->dev_addr, 0); |
b6016b76 MC |
3894 | |
3895 | val = REG_RD(bp, BNX2_EMAC_MODE); | |
3896 | ||
3897 | /* Enable port mode. */ | |
3898 | val &= ~BNX2_EMAC_MODE_PORT; | |
239cd343 | 3899 | val |= BNX2_EMAC_MODE_MPKT_RCVD | |
b6016b76 | 3900 | BNX2_EMAC_MODE_ACPI_RCVD | |
b6016b76 | 3901 | BNX2_EMAC_MODE_MPKT; |
239cd343 MC |
3902 | if (bp->phy_port == PORT_TP) |
3903 | val |= BNX2_EMAC_MODE_PORT_MII; | |
3904 | else { | |
3905 | val |= BNX2_EMAC_MODE_PORT_GMII; | |
3906 | if (bp->line_speed == SPEED_2500) | |
3907 | val |= BNX2_EMAC_MODE_25G_MODE; | |
3908 | } | |
b6016b76 MC |
3909 | |
3910 | REG_WR(bp, BNX2_EMAC_MODE, val); | |
3911 | ||
3912 | /* receive all multicast */ | |
3913 | for (i = 0; i < NUM_MC_HASH_REGISTERS; i++) { | |
3914 | REG_WR(bp, BNX2_EMAC_MULTICAST_HASH0 + (i * 4), | |
3915 | 0xffffffff); | |
3916 | } | |
3917 | REG_WR(bp, BNX2_EMAC_RX_MODE, | |
3918 | BNX2_EMAC_RX_MODE_SORT_MODE); | |
3919 | ||
3920 | val = 1 | BNX2_RPM_SORT_USER0_BC_EN | | |
3921 | BNX2_RPM_SORT_USER0_MC_EN; | |
3922 | REG_WR(bp, BNX2_RPM_SORT_USER0, 0x0); | |
3923 | REG_WR(bp, BNX2_RPM_SORT_USER0, val); | |
3924 | REG_WR(bp, BNX2_RPM_SORT_USER0, val | | |
3925 | BNX2_RPM_SORT_USER0_ENA); | |
3926 | ||
3927 | /* Need to enable EMAC and RPM for WOL. */ | |
3928 | REG_WR(bp, BNX2_MISC_ENABLE_SET_BITS, | |
3929 | BNX2_MISC_ENABLE_SET_BITS_RX_PARSER_MAC_ENABLE | | |
3930 | BNX2_MISC_ENABLE_SET_BITS_TX_HEADER_Q_ENABLE | | |
3931 | BNX2_MISC_ENABLE_SET_BITS_EMAC_ENABLE); | |
3932 | ||
3933 | val = REG_RD(bp, BNX2_RPM_CONFIG); | |
3934 | val &= ~BNX2_RPM_CONFIG_ACPI_ENA; | |
3935 | REG_WR(bp, BNX2_RPM_CONFIG, val); | |
3936 | ||
3937 | wol_msg = BNX2_DRV_MSG_CODE_SUSPEND_WOL; | |
3938 | } | |
3939 | else { | |
3940 | wol_msg = BNX2_DRV_MSG_CODE_SUSPEND_NO_WOL; | |
3941 | } | |
3942 | ||
f86e82fb | 3943 | if (!(bp->flags & BNX2_FLAG_NO_WOL)) |
a2f13890 MC |
3944 | bnx2_fw_sync(bp, BNX2_DRV_MSG_DATA_WAIT3 | wol_msg, |
3945 | 1, 0); | |
b6016b76 MC |
3946 | |
3947 | pmcsr &= ~PCI_PM_CTRL_STATE_MASK; | |
3948 | if ((CHIP_ID(bp) == CHIP_ID_5706_A0) || | |
3949 | (CHIP_ID(bp) == CHIP_ID_5706_A1)) { | |
3950 | ||
3951 | if (bp->wol) | |
3952 | pmcsr |= 3; | |
3953 | } | |
3954 | else { | |
3955 | pmcsr |= 3; | |
3956 | } | |
3957 | if (bp->wol) { | |
3958 | pmcsr |= PCI_PM_CTRL_PME_ENABLE; | |
3959 | } | |
3960 | pci_write_config_word(bp->pdev, bp->pm_cap + PCI_PM_CTRL, | |
3961 | pmcsr); | |
3962 | ||
3963 | /* No more memory access after this point until | |
3964 | * device is brought back to D0. | |
3965 | */ | |
3966 | udelay(50); | |
3967 | break; | |
3968 | } | |
3969 | default: | |
3970 | return -EINVAL; | |
3971 | } | |
3972 | return 0; | |
3973 | } | |
3974 | ||
3975 | static int | |
3976 | bnx2_acquire_nvram_lock(struct bnx2 *bp) | |
3977 | { | |
3978 | u32 val; | |
3979 | int j; | |
3980 | ||
3981 | /* Request access to the flash interface. */ | |
3982 | REG_WR(bp, BNX2_NVM_SW_ARB, BNX2_NVM_SW_ARB_ARB_REQ_SET2); | |
3983 | for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) { | |
3984 | val = REG_RD(bp, BNX2_NVM_SW_ARB); | |
3985 | if (val & BNX2_NVM_SW_ARB_ARB_ARB2) | |
3986 | break; | |
3987 | ||
3988 | udelay(5); | |
3989 | } | |
3990 | ||
3991 | if (j >= NVRAM_TIMEOUT_COUNT) | |
3992 | return -EBUSY; | |
3993 | ||
3994 | return 0; | |
3995 | } | |
3996 | ||
3997 | static int | |
3998 | bnx2_release_nvram_lock(struct bnx2 *bp) | |
3999 | { | |
4000 | int j; | |
4001 | u32 val; | |
4002 | ||
4003 | /* Relinquish nvram interface. */ | |
4004 | REG_WR(bp, BNX2_NVM_SW_ARB, BNX2_NVM_SW_ARB_ARB_REQ_CLR2); | |
4005 | ||
4006 | for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) { | |
4007 | val = REG_RD(bp, BNX2_NVM_SW_ARB); | |
4008 | if (!(val & BNX2_NVM_SW_ARB_ARB_ARB2)) | |
4009 | break; | |
4010 | ||
4011 | udelay(5); | |
4012 | } | |
4013 | ||
4014 | if (j >= NVRAM_TIMEOUT_COUNT) | |
4015 | return -EBUSY; | |
4016 | ||
4017 | return 0; | |
4018 | } | |
4019 | ||
4020 | ||
4021 | static int | |
4022 | bnx2_enable_nvram_write(struct bnx2 *bp) | |
4023 | { | |
4024 | u32 val; | |
4025 | ||
4026 | val = REG_RD(bp, BNX2_MISC_CFG); | |
4027 | REG_WR(bp, BNX2_MISC_CFG, val | BNX2_MISC_CFG_NVM_WR_EN_PCI); | |
4028 | ||
e30372c9 | 4029 | if (bp->flash_info->flags & BNX2_NV_WREN) { |
b6016b76 MC |
4030 | int j; |
4031 | ||
4032 | REG_WR(bp, BNX2_NVM_COMMAND, BNX2_NVM_COMMAND_DONE); | |
4033 | REG_WR(bp, BNX2_NVM_COMMAND, | |
4034 | BNX2_NVM_COMMAND_WREN | BNX2_NVM_COMMAND_DOIT); | |
4035 | ||
4036 | for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) { | |
4037 | udelay(5); | |
4038 | ||
4039 | val = REG_RD(bp, BNX2_NVM_COMMAND); | |
4040 | if (val & BNX2_NVM_COMMAND_DONE) | |
4041 | break; | |
4042 | } | |
4043 | ||
4044 | if (j >= NVRAM_TIMEOUT_COUNT) | |
4045 | return -EBUSY; | |
4046 | } | |
4047 | return 0; | |
4048 | } | |
4049 | ||
4050 | static void | |
4051 | bnx2_disable_nvram_write(struct bnx2 *bp) | |
4052 | { | |
4053 | u32 val; | |
4054 | ||
4055 | val = REG_RD(bp, BNX2_MISC_CFG); | |
4056 | REG_WR(bp, BNX2_MISC_CFG, val & ~BNX2_MISC_CFG_NVM_WR_EN); | |
4057 | } | |
4058 | ||
4059 | ||
4060 | static void | |
4061 | bnx2_enable_nvram_access(struct bnx2 *bp) | |
4062 | { | |
4063 | u32 val; | |
4064 | ||
4065 | val = REG_RD(bp, BNX2_NVM_ACCESS_ENABLE); | |
4066 | /* Enable both bits, even on read. */ | |
6aa20a22 | 4067 | REG_WR(bp, BNX2_NVM_ACCESS_ENABLE, |
b6016b76 MC |
4068 | val | BNX2_NVM_ACCESS_ENABLE_EN | BNX2_NVM_ACCESS_ENABLE_WR_EN); |
4069 | } | |
4070 | ||
4071 | static void | |
4072 | bnx2_disable_nvram_access(struct bnx2 *bp) | |
4073 | { | |
4074 | u32 val; | |
4075 | ||
4076 | val = REG_RD(bp, BNX2_NVM_ACCESS_ENABLE); | |
4077 | /* Disable both bits, even after read. */ | |
6aa20a22 | 4078 | REG_WR(bp, BNX2_NVM_ACCESS_ENABLE, |
b6016b76 MC |
4079 | val & ~(BNX2_NVM_ACCESS_ENABLE_EN | |
4080 | BNX2_NVM_ACCESS_ENABLE_WR_EN)); | |
4081 | } | |
4082 | ||
4083 | static int | |
4084 | bnx2_nvram_erase_page(struct bnx2 *bp, u32 offset) | |
4085 | { | |
4086 | u32 cmd; | |
4087 | int j; | |
4088 | ||
e30372c9 | 4089 | if (bp->flash_info->flags & BNX2_NV_BUFFERED) |
b6016b76 MC |
4090 | /* Buffered flash, no erase needed */ |
4091 | return 0; | |
4092 | ||
4093 | /* Build an erase command */ | |
4094 | cmd = BNX2_NVM_COMMAND_ERASE | BNX2_NVM_COMMAND_WR | | |
4095 | BNX2_NVM_COMMAND_DOIT; | |
4096 | ||
4097 | /* Need to clear DONE bit separately. */ | |
4098 | REG_WR(bp, BNX2_NVM_COMMAND, BNX2_NVM_COMMAND_DONE); | |
4099 | ||
4100 | /* Address of the NVRAM to read from. */ | |
4101 | REG_WR(bp, BNX2_NVM_ADDR, offset & BNX2_NVM_ADDR_NVM_ADDR_VALUE); | |
4102 | ||
4103 | /* Issue an erase command. */ | |
4104 | REG_WR(bp, BNX2_NVM_COMMAND, cmd); | |
4105 | ||
4106 | /* Wait for completion. */ | |
4107 | for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) { | |
4108 | u32 val; | |
4109 | ||
4110 | udelay(5); | |
4111 | ||
4112 | val = REG_RD(bp, BNX2_NVM_COMMAND); | |
4113 | if (val & BNX2_NVM_COMMAND_DONE) | |
4114 | break; | |
4115 | } | |
4116 | ||
4117 | if (j >= NVRAM_TIMEOUT_COUNT) | |
4118 | return -EBUSY; | |
4119 | ||
4120 | return 0; | |
4121 | } | |
4122 | ||
4123 | static int | |
4124 | bnx2_nvram_read_dword(struct bnx2 *bp, u32 offset, u8 *ret_val, u32 cmd_flags) | |
4125 | { | |
4126 | u32 cmd; | |
4127 | int j; | |
4128 | ||
4129 | /* Build the command word. */ | |
4130 | cmd = BNX2_NVM_COMMAND_DOIT | cmd_flags; | |
4131 | ||
e30372c9 MC |
4132 | /* Calculate an offset of a buffered flash, not needed for 5709. */ |
4133 | if (bp->flash_info->flags & BNX2_NV_TRANSLATE) { | |
b6016b76 MC |
4134 | offset = ((offset / bp->flash_info->page_size) << |
4135 | bp->flash_info->page_bits) + | |
4136 | (offset % bp->flash_info->page_size); | |
4137 | } | |
4138 | ||
4139 | /* Need to clear DONE bit separately. */ | |
4140 | REG_WR(bp, BNX2_NVM_COMMAND, BNX2_NVM_COMMAND_DONE); | |
4141 | ||
4142 | /* Address of the NVRAM to read from. */ | |
4143 | REG_WR(bp, BNX2_NVM_ADDR, offset & BNX2_NVM_ADDR_NVM_ADDR_VALUE); | |
4144 | ||
4145 | /* Issue a read command. */ | |
4146 | REG_WR(bp, BNX2_NVM_COMMAND, cmd); | |
4147 | ||
4148 | /* Wait for completion. */ | |
4149 | for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) { | |
4150 | u32 val; | |
4151 | ||
4152 | udelay(5); | |
4153 | ||
4154 | val = REG_RD(bp, BNX2_NVM_COMMAND); | |
4155 | if (val & BNX2_NVM_COMMAND_DONE) { | |
b491edd5 AV |
4156 | __be32 v = cpu_to_be32(REG_RD(bp, BNX2_NVM_READ)); |
4157 | memcpy(ret_val, &v, 4); | |
b6016b76 MC |
4158 | break; |
4159 | } | |
4160 | } | |
4161 | if (j >= NVRAM_TIMEOUT_COUNT) | |
4162 | return -EBUSY; | |
4163 | ||
4164 | return 0; | |
4165 | } | |
4166 | ||
4167 | ||
4168 | static int | |
4169 | bnx2_nvram_write_dword(struct bnx2 *bp, u32 offset, u8 *val, u32 cmd_flags) | |
4170 | { | |
b491edd5 AV |
4171 | u32 cmd; |
4172 | __be32 val32; | |
b6016b76 MC |
4173 | int j; |
4174 | ||
4175 | /* Build the command word. */ | |
4176 | cmd = BNX2_NVM_COMMAND_DOIT | BNX2_NVM_COMMAND_WR | cmd_flags; | |
4177 | ||
e30372c9 MC |
4178 | /* Calculate an offset of a buffered flash, not needed for 5709. */ |
4179 | if (bp->flash_info->flags & BNX2_NV_TRANSLATE) { | |
b6016b76 MC |
4180 | offset = ((offset / bp->flash_info->page_size) << |
4181 | bp->flash_info->page_bits) + | |
4182 | (offset % bp->flash_info->page_size); | |
4183 | } | |
4184 | ||
4185 | /* Need to clear DONE bit separately. */ | |
4186 | REG_WR(bp, BNX2_NVM_COMMAND, BNX2_NVM_COMMAND_DONE); | |
4187 | ||
4188 | memcpy(&val32, val, 4); | |
b6016b76 MC |
4189 | |
4190 | /* Write the data. */ | |
b491edd5 | 4191 | REG_WR(bp, BNX2_NVM_WRITE, be32_to_cpu(val32)); |
b6016b76 MC |
4192 | |
4193 | /* Address of the NVRAM to write to. */ | |
4194 | REG_WR(bp, BNX2_NVM_ADDR, offset & BNX2_NVM_ADDR_NVM_ADDR_VALUE); | |
4195 | ||
4196 | /* Issue the write command. */ | |
4197 | REG_WR(bp, BNX2_NVM_COMMAND, cmd); | |
4198 | ||
4199 | /* Wait for completion. */ | |
4200 | for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) { | |
4201 | udelay(5); | |
4202 | ||
4203 | if (REG_RD(bp, BNX2_NVM_COMMAND) & BNX2_NVM_COMMAND_DONE) | |
4204 | break; | |
4205 | } | |
4206 | if (j >= NVRAM_TIMEOUT_COUNT) | |
4207 | return -EBUSY; | |
4208 | ||
4209 | return 0; | |
4210 | } | |
4211 | ||
4212 | static int | |
4213 | bnx2_init_nvram(struct bnx2 *bp) | |
4214 | { | |
4215 | u32 val; | |
e30372c9 | 4216 | int j, entry_count, rc = 0; |
0ced9d01 | 4217 | const struct flash_spec *flash; |
b6016b76 | 4218 | |
e30372c9 MC |
4219 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
4220 | bp->flash_info = &flash_5709; | |
4221 | goto get_flash_size; | |
4222 | } | |
4223 | ||
b6016b76 MC |
4224 | /* Determine the selected interface. */ |
4225 | val = REG_RD(bp, BNX2_NVM_CFG1); | |
4226 | ||
ff8ac609 | 4227 | entry_count = ARRAY_SIZE(flash_table); |
b6016b76 | 4228 | |
b6016b76 MC |
4229 | if (val & 0x40000000) { |
4230 | ||
4231 | /* Flash interface has been reconfigured */ | |
4232 | for (j = 0, flash = &flash_table[0]; j < entry_count; | |
37137709 MC |
4233 | j++, flash++) { |
4234 | if ((val & FLASH_BACKUP_STRAP_MASK) == | |
4235 | (flash->config1 & FLASH_BACKUP_STRAP_MASK)) { | |
b6016b76 MC |
4236 | bp->flash_info = flash; |
4237 | break; | |
4238 | } | |
4239 | } | |
4240 | } | |
4241 | else { | |
37137709 | 4242 | u32 mask; |
b6016b76 MC |
4243 | /* Not yet been reconfigured */ |
4244 | ||
37137709 MC |
4245 | if (val & (1 << 23)) |
4246 | mask = FLASH_BACKUP_STRAP_MASK; | |
4247 | else | |
4248 | mask = FLASH_STRAP_MASK; | |
4249 | ||
b6016b76 MC |
4250 | for (j = 0, flash = &flash_table[0]; j < entry_count; |
4251 | j++, flash++) { | |
4252 | ||
37137709 | 4253 | if ((val & mask) == (flash->strapping & mask)) { |
b6016b76 MC |
4254 | bp->flash_info = flash; |
4255 | ||
4256 | /* Request access to the flash interface. */ | |
4257 | if ((rc = bnx2_acquire_nvram_lock(bp)) != 0) | |
4258 | return rc; | |
4259 | ||
4260 | /* Enable access to flash interface */ | |
4261 | bnx2_enable_nvram_access(bp); | |
4262 | ||
4263 | /* Reconfigure the flash interface */ | |
4264 | REG_WR(bp, BNX2_NVM_CFG1, flash->config1); | |
4265 | REG_WR(bp, BNX2_NVM_CFG2, flash->config2); | |
4266 | REG_WR(bp, BNX2_NVM_CFG3, flash->config3); | |
4267 | REG_WR(bp, BNX2_NVM_WRITE1, flash->write1); | |
4268 | ||
4269 | /* Disable access to flash interface */ | |
4270 | bnx2_disable_nvram_access(bp); | |
4271 | bnx2_release_nvram_lock(bp); | |
4272 | ||
4273 | break; | |
4274 | } | |
4275 | } | |
4276 | } /* if (val & 0x40000000) */ | |
4277 | ||
4278 | if (j == entry_count) { | |
4279 | bp->flash_info = NULL; | |
3a9c6a49 | 4280 | pr_alert("Unknown flash/EEPROM type\n"); |
1122db71 | 4281 | return -ENODEV; |
b6016b76 MC |
4282 | } |
4283 | ||
e30372c9 | 4284 | get_flash_size: |
2726d6e1 | 4285 | val = bnx2_shmem_rd(bp, BNX2_SHARED_HW_CFG_CONFIG2); |
1122db71 MC |
4286 | val &= BNX2_SHARED_HW_CFG2_NVM_SIZE_MASK; |
4287 | if (val) | |
4288 | bp->flash_size = val; | |
4289 | else | |
4290 | bp->flash_size = bp->flash_info->total_size; | |
4291 | ||
b6016b76 MC |
4292 | return rc; |
4293 | } | |
4294 | ||
4295 | static int | |
4296 | bnx2_nvram_read(struct bnx2 *bp, u32 offset, u8 *ret_buf, | |
4297 | int buf_size) | |
4298 | { | |
4299 | int rc = 0; | |
4300 | u32 cmd_flags, offset32, len32, extra; | |
4301 | ||
4302 | if (buf_size == 0) | |
4303 | return 0; | |
4304 | ||
4305 | /* Request access to the flash interface. */ | |
4306 | if ((rc = bnx2_acquire_nvram_lock(bp)) != 0) | |
4307 | return rc; | |
4308 | ||
4309 | /* Enable access to flash interface */ | |
4310 | bnx2_enable_nvram_access(bp); | |
4311 | ||
4312 | len32 = buf_size; | |
4313 | offset32 = offset; | |
4314 | extra = 0; | |
4315 | ||
4316 | cmd_flags = 0; | |
4317 | ||
4318 | if (offset32 & 3) { | |
4319 | u8 buf[4]; | |
4320 | u32 pre_len; | |
4321 | ||
4322 | offset32 &= ~3; | |
4323 | pre_len = 4 - (offset & 3); | |
4324 | ||
4325 | if (pre_len >= len32) { | |
4326 | pre_len = len32; | |
4327 | cmd_flags = BNX2_NVM_COMMAND_FIRST | | |
4328 | BNX2_NVM_COMMAND_LAST; | |
4329 | } | |
4330 | else { | |
4331 | cmd_flags = BNX2_NVM_COMMAND_FIRST; | |
4332 | } | |
4333 | ||
4334 | rc = bnx2_nvram_read_dword(bp, offset32, buf, cmd_flags); | |
4335 | ||
4336 | if (rc) | |
4337 | return rc; | |
4338 | ||
4339 | memcpy(ret_buf, buf + (offset & 3), pre_len); | |
4340 | ||
4341 | offset32 += 4; | |
4342 | ret_buf += pre_len; | |
4343 | len32 -= pre_len; | |
4344 | } | |
4345 | if (len32 & 3) { | |
4346 | extra = 4 - (len32 & 3); | |
4347 | len32 = (len32 + 4) & ~3; | |
4348 | } | |
4349 | ||
4350 | if (len32 == 4) { | |
4351 | u8 buf[4]; | |
4352 | ||
4353 | if (cmd_flags) | |
4354 | cmd_flags = BNX2_NVM_COMMAND_LAST; | |
4355 | else | |
4356 | cmd_flags = BNX2_NVM_COMMAND_FIRST | | |
4357 | BNX2_NVM_COMMAND_LAST; | |
4358 | ||
4359 | rc = bnx2_nvram_read_dword(bp, offset32, buf, cmd_flags); | |
4360 | ||
4361 | memcpy(ret_buf, buf, 4 - extra); | |
4362 | } | |
4363 | else if (len32 > 0) { | |
4364 | u8 buf[4]; | |
4365 | ||
4366 | /* Read the first word. */ | |
4367 | if (cmd_flags) | |
4368 | cmd_flags = 0; | |
4369 | else | |
4370 | cmd_flags = BNX2_NVM_COMMAND_FIRST; | |
4371 | ||
4372 | rc = bnx2_nvram_read_dword(bp, offset32, ret_buf, cmd_flags); | |
4373 | ||
4374 | /* Advance to the next dword. */ | |
4375 | offset32 += 4; | |
4376 | ret_buf += 4; | |
4377 | len32 -= 4; | |
4378 | ||
4379 | while (len32 > 4 && rc == 0) { | |
4380 | rc = bnx2_nvram_read_dword(bp, offset32, ret_buf, 0); | |
4381 | ||
4382 | /* Advance to the next dword. */ | |
4383 | offset32 += 4; | |
4384 | ret_buf += 4; | |
4385 | len32 -= 4; | |
4386 | } | |
4387 | ||
4388 | if (rc) | |
4389 | return rc; | |
4390 | ||
4391 | cmd_flags = BNX2_NVM_COMMAND_LAST; | |
4392 | rc = bnx2_nvram_read_dword(bp, offset32, buf, cmd_flags); | |
4393 | ||
4394 | memcpy(ret_buf, buf, 4 - extra); | |
4395 | } | |
4396 | ||
4397 | /* Disable access to flash interface */ | |
4398 | bnx2_disable_nvram_access(bp); | |
4399 | ||
4400 | bnx2_release_nvram_lock(bp); | |
4401 | ||
4402 | return rc; | |
4403 | } | |
4404 | ||
4405 | static int | |
4406 | bnx2_nvram_write(struct bnx2 *bp, u32 offset, u8 *data_buf, | |
4407 | int buf_size) | |
4408 | { | |
4409 | u32 written, offset32, len32; | |
e6be763f | 4410 | u8 *buf, start[4], end[4], *align_buf = NULL, *flash_buffer = NULL; |
b6016b76 MC |
4411 | int rc = 0; |
4412 | int align_start, align_end; | |
4413 | ||
4414 | buf = data_buf; | |
4415 | offset32 = offset; | |
4416 | len32 = buf_size; | |
4417 | align_start = align_end = 0; | |
4418 | ||
4419 | if ((align_start = (offset32 & 3))) { | |
4420 | offset32 &= ~3; | |
c873879c MC |
4421 | len32 += align_start; |
4422 | if (len32 < 4) | |
4423 | len32 = 4; | |
b6016b76 MC |
4424 | if ((rc = bnx2_nvram_read(bp, offset32, start, 4))) |
4425 | return rc; | |
4426 | } | |
4427 | ||
4428 | if (len32 & 3) { | |
c873879c MC |
4429 | align_end = 4 - (len32 & 3); |
4430 | len32 += align_end; | |
4431 | if ((rc = bnx2_nvram_read(bp, offset32 + len32 - 4, end, 4))) | |
4432 | return rc; | |
b6016b76 MC |
4433 | } |
4434 | ||
4435 | if (align_start || align_end) { | |
e6be763f MC |
4436 | align_buf = kmalloc(len32, GFP_KERNEL); |
4437 | if (align_buf == NULL) | |
b6016b76 MC |
4438 | return -ENOMEM; |
4439 | if (align_start) { | |
e6be763f | 4440 | memcpy(align_buf, start, 4); |
b6016b76 MC |
4441 | } |
4442 | if (align_end) { | |
e6be763f | 4443 | memcpy(align_buf + len32 - 4, end, 4); |
b6016b76 | 4444 | } |
e6be763f MC |
4445 | memcpy(align_buf + align_start, data_buf, buf_size); |
4446 | buf = align_buf; | |
b6016b76 MC |
4447 | } |
4448 | ||
e30372c9 | 4449 | if (!(bp->flash_info->flags & BNX2_NV_BUFFERED)) { |
ae181bc4 MC |
4450 | flash_buffer = kmalloc(264, GFP_KERNEL); |
4451 | if (flash_buffer == NULL) { | |
4452 | rc = -ENOMEM; | |
4453 | goto nvram_write_end; | |
4454 | } | |
4455 | } | |
4456 | ||
b6016b76 MC |
4457 | written = 0; |
4458 | while ((written < len32) && (rc == 0)) { | |
4459 | u32 page_start, page_end, data_start, data_end; | |
4460 | u32 addr, cmd_flags; | |
4461 | int i; | |
b6016b76 MC |
4462 | |
4463 | /* Find the page_start addr */ | |
4464 | page_start = offset32 + written; | |
4465 | page_start -= (page_start % bp->flash_info->page_size); | |
4466 | /* Find the page_end addr */ | |
4467 | page_end = page_start + bp->flash_info->page_size; | |
4468 | /* Find the data_start addr */ | |
4469 | data_start = (written == 0) ? offset32 : page_start; | |
4470 | /* Find the data_end addr */ | |
6aa20a22 | 4471 | data_end = (page_end > offset32 + len32) ? |
b6016b76 MC |
4472 | (offset32 + len32) : page_end; |
4473 | ||
4474 | /* Request access to the flash interface. */ | |
4475 | if ((rc = bnx2_acquire_nvram_lock(bp)) != 0) | |
4476 | goto nvram_write_end; | |
4477 | ||
4478 | /* Enable access to flash interface */ | |
4479 | bnx2_enable_nvram_access(bp); | |
4480 | ||
4481 | cmd_flags = BNX2_NVM_COMMAND_FIRST; | |
e30372c9 | 4482 | if (!(bp->flash_info->flags & BNX2_NV_BUFFERED)) { |
b6016b76 MC |
4483 | int j; |
4484 | ||
4485 | /* Read the whole page into the buffer | |
4486 | * (non-buffer flash only) */ | |
4487 | for (j = 0; j < bp->flash_info->page_size; j += 4) { | |
4488 | if (j == (bp->flash_info->page_size - 4)) { | |
4489 | cmd_flags |= BNX2_NVM_COMMAND_LAST; | |
4490 | } | |
4491 | rc = bnx2_nvram_read_dword(bp, | |
6aa20a22 JG |
4492 | page_start + j, |
4493 | &flash_buffer[j], | |
b6016b76 MC |
4494 | cmd_flags); |
4495 | ||
4496 | if (rc) | |
4497 | goto nvram_write_end; | |
4498 | ||
4499 | cmd_flags = 0; | |
4500 | } | |
4501 | } | |
4502 | ||
4503 | /* Enable writes to flash interface (unlock write-protect) */ | |
4504 | if ((rc = bnx2_enable_nvram_write(bp)) != 0) | |
4505 | goto nvram_write_end; | |
4506 | ||
b6016b76 MC |
4507 | /* Loop to write back the buffer data from page_start to |
4508 | * data_start */ | |
4509 | i = 0; | |
e30372c9 | 4510 | if (!(bp->flash_info->flags & BNX2_NV_BUFFERED)) { |
c873879c MC |
4511 | /* Erase the page */ |
4512 | if ((rc = bnx2_nvram_erase_page(bp, page_start)) != 0) | |
4513 | goto nvram_write_end; | |
4514 | ||
4515 | /* Re-enable the write again for the actual write */ | |
4516 | bnx2_enable_nvram_write(bp); | |
4517 | ||
b6016b76 MC |
4518 | for (addr = page_start; addr < data_start; |
4519 | addr += 4, i += 4) { | |
6aa20a22 | 4520 | |
b6016b76 MC |
4521 | rc = bnx2_nvram_write_dword(bp, addr, |
4522 | &flash_buffer[i], cmd_flags); | |
4523 | ||
4524 | if (rc != 0) | |
4525 | goto nvram_write_end; | |
4526 | ||
4527 | cmd_flags = 0; | |
4528 | } | |
4529 | } | |
4530 | ||
4531 | /* Loop to write the new data from data_start to data_end */ | |
bae25761 | 4532 | for (addr = data_start; addr < data_end; addr += 4, i += 4) { |
b6016b76 | 4533 | if ((addr == page_end - 4) || |
e30372c9 | 4534 | ((bp->flash_info->flags & BNX2_NV_BUFFERED) && |
b6016b76 MC |
4535 | (addr == data_end - 4))) { |
4536 | ||
4537 | cmd_flags |= BNX2_NVM_COMMAND_LAST; | |
4538 | } | |
4539 | rc = bnx2_nvram_write_dword(bp, addr, buf, | |
4540 | cmd_flags); | |
4541 | ||
4542 | if (rc != 0) | |
4543 | goto nvram_write_end; | |
4544 | ||
4545 | cmd_flags = 0; | |
4546 | buf += 4; | |
4547 | } | |
4548 | ||
4549 | /* Loop to write back the buffer data from data_end | |
4550 | * to page_end */ | |
e30372c9 | 4551 | if (!(bp->flash_info->flags & BNX2_NV_BUFFERED)) { |
b6016b76 MC |
4552 | for (addr = data_end; addr < page_end; |
4553 | addr += 4, i += 4) { | |
6aa20a22 | 4554 | |
b6016b76 MC |
4555 | if (addr == page_end-4) { |
4556 | cmd_flags = BNX2_NVM_COMMAND_LAST; | |
4557 | } | |
4558 | rc = bnx2_nvram_write_dword(bp, addr, | |
4559 | &flash_buffer[i], cmd_flags); | |
4560 | ||
4561 | if (rc != 0) | |
4562 | goto nvram_write_end; | |
4563 | ||
4564 | cmd_flags = 0; | |
4565 | } | |
4566 | } | |
4567 | ||
4568 | /* Disable writes to flash interface (lock write-protect) */ | |
4569 | bnx2_disable_nvram_write(bp); | |
4570 | ||
4571 | /* Disable access to flash interface */ | |
4572 | bnx2_disable_nvram_access(bp); | |
4573 | bnx2_release_nvram_lock(bp); | |
4574 | ||
4575 | /* Increment written */ | |
4576 | written += data_end - data_start; | |
4577 | } | |
4578 | ||
4579 | nvram_write_end: | |
e6be763f MC |
4580 | kfree(flash_buffer); |
4581 | kfree(align_buf); | |
b6016b76 MC |
4582 | return rc; |
4583 | } | |
4584 | ||
0d8a6571 | 4585 | static void |
7c62e83b | 4586 | bnx2_init_fw_cap(struct bnx2 *bp) |
0d8a6571 | 4587 | { |
7c62e83b | 4588 | u32 val, sig = 0; |
0d8a6571 | 4589 | |
583c28e5 | 4590 | bp->phy_flags &= ~BNX2_PHY_FLAG_REMOTE_PHY_CAP; |
7c62e83b MC |
4591 | bp->flags &= ~BNX2_FLAG_CAN_KEEP_VLAN; |
4592 | ||
4593 | if (!(bp->flags & BNX2_FLAG_ASF_ENABLE)) | |
4594 | bp->flags |= BNX2_FLAG_CAN_KEEP_VLAN; | |
0d8a6571 | 4595 | |
2726d6e1 | 4596 | val = bnx2_shmem_rd(bp, BNX2_FW_CAP_MB); |
0d8a6571 MC |
4597 | if ((val & BNX2_FW_CAP_SIGNATURE_MASK) != BNX2_FW_CAP_SIGNATURE) |
4598 | return; | |
4599 | ||
7c62e83b MC |
4600 | if ((val & BNX2_FW_CAP_CAN_KEEP_VLAN) == BNX2_FW_CAP_CAN_KEEP_VLAN) { |
4601 | bp->flags |= BNX2_FLAG_CAN_KEEP_VLAN; | |
4602 | sig |= BNX2_DRV_ACK_CAP_SIGNATURE | BNX2_FW_CAP_CAN_KEEP_VLAN; | |
4603 | } | |
4604 | ||
4605 | if ((bp->phy_flags & BNX2_PHY_FLAG_SERDES) && | |
4606 | (val & BNX2_FW_CAP_REMOTE_PHY_CAPABLE)) { | |
4607 | u32 link; | |
4608 | ||
583c28e5 | 4609 | bp->phy_flags |= BNX2_PHY_FLAG_REMOTE_PHY_CAP; |
0d8a6571 | 4610 | |
7c62e83b MC |
4611 | link = bnx2_shmem_rd(bp, BNX2_LINK_STATUS); |
4612 | if (link & BNX2_LINK_STATUS_SERDES_LINK) | |
0d8a6571 MC |
4613 | bp->phy_port = PORT_FIBRE; |
4614 | else | |
4615 | bp->phy_port = PORT_TP; | |
489310a4 | 4616 | |
7c62e83b MC |
4617 | sig |= BNX2_DRV_ACK_CAP_SIGNATURE | |
4618 | BNX2_FW_CAP_REMOTE_PHY_CAPABLE; | |
0d8a6571 | 4619 | } |
7c62e83b MC |
4620 | |
4621 | if (netif_running(bp->dev) && sig) | |
4622 | bnx2_shmem_wr(bp, BNX2_DRV_ACK_CAP_MB, sig); | |
0d8a6571 MC |
4623 | } |
4624 | ||
b4b36042 MC |
4625 | static void |
4626 | bnx2_setup_msix_tbl(struct bnx2 *bp) | |
4627 | { | |
4628 | REG_WR(bp, BNX2_PCI_GRC_WINDOW_ADDR, BNX2_PCI_GRC_WINDOW_ADDR_SEP_WIN); | |
4629 | ||
4630 | REG_WR(bp, BNX2_PCI_GRC_WINDOW2_ADDR, BNX2_MSIX_TABLE_ADDR); | |
4631 | REG_WR(bp, BNX2_PCI_GRC_WINDOW3_ADDR, BNX2_MSIX_PBA_ADDR); | |
4632 | } | |
4633 | ||
b6016b76 MC |
4634 | static int |
4635 | bnx2_reset_chip(struct bnx2 *bp, u32 reset_code) | |
4636 | { | |
4637 | u32 val; | |
4638 | int i, rc = 0; | |
489310a4 | 4639 | u8 old_port; |
b6016b76 MC |
4640 | |
4641 | /* Wait for the current PCI transaction to complete before | |
4642 | * issuing a reset. */ | |
a5dac108 EW |
4643 | if ((CHIP_NUM(bp) == CHIP_NUM_5706) || |
4644 | (CHIP_NUM(bp) == CHIP_NUM_5708)) { | |
4645 | REG_WR(bp, BNX2_MISC_ENABLE_CLR_BITS, | |
4646 | BNX2_MISC_ENABLE_CLR_BITS_TX_DMA_ENABLE | | |
4647 | BNX2_MISC_ENABLE_CLR_BITS_DMA_ENGINE_ENABLE | | |
4648 | BNX2_MISC_ENABLE_CLR_BITS_RX_DMA_ENABLE | | |
4649 | BNX2_MISC_ENABLE_CLR_BITS_HOST_COALESCE_ENABLE); | |
4650 | val = REG_RD(bp, BNX2_MISC_ENABLE_CLR_BITS); | |
4651 | udelay(5); | |
4652 | } else { /* 5709 */ | |
4653 | val = REG_RD(bp, BNX2_MISC_NEW_CORE_CTL); | |
4654 | val &= ~BNX2_MISC_NEW_CORE_CTL_DMA_ENABLE; | |
4655 | REG_WR(bp, BNX2_MISC_NEW_CORE_CTL, val); | |
4656 | val = REG_RD(bp, BNX2_MISC_NEW_CORE_CTL); | |
4657 | ||
4658 | for (i = 0; i < 100; i++) { | |
4659 | msleep(1); | |
4660 | val = REG_RD(bp, BNX2_PCICFG_DEVICE_CONTROL); | |
4661 | if (!(val & BNX2_PCICFG_DEVICE_STATUS_NO_PEND)) | |
4662 | break; | |
4663 | } | |
4664 | } | |
b6016b76 | 4665 | |
b090ae2b | 4666 | /* Wait for the firmware to tell us it is ok to issue a reset. */ |
a2f13890 | 4667 | bnx2_fw_sync(bp, BNX2_DRV_MSG_DATA_WAIT0 | reset_code, 1, 1); |
b090ae2b | 4668 | |
b6016b76 MC |
4669 | /* Deposit a driver reset signature so the firmware knows that |
4670 | * this is a soft reset. */ | |
2726d6e1 MC |
4671 | bnx2_shmem_wr(bp, BNX2_DRV_RESET_SIGNATURE, |
4672 | BNX2_DRV_RESET_SIGNATURE_MAGIC); | |
b6016b76 | 4673 | |
b6016b76 MC |
4674 | /* Do a dummy read to force the chip to complete all current transaction |
4675 | * before we issue a reset. */ | |
4676 | val = REG_RD(bp, BNX2_MISC_ID); | |
4677 | ||
234754d5 MC |
4678 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
4679 | REG_WR(bp, BNX2_MISC_COMMAND, BNX2_MISC_COMMAND_SW_RESET); | |
4680 | REG_RD(bp, BNX2_MISC_COMMAND); | |
4681 | udelay(5); | |
b6016b76 | 4682 | |
234754d5 MC |
4683 | val = BNX2_PCICFG_MISC_CONFIG_REG_WINDOW_ENA | |
4684 | BNX2_PCICFG_MISC_CONFIG_TARGET_MB_WORD_SWAP; | |
b6016b76 | 4685 | |
be7ff1af | 4686 | REG_WR(bp, BNX2_PCICFG_MISC_CONFIG, val); |
b6016b76 | 4687 | |
234754d5 MC |
4688 | } else { |
4689 | val = BNX2_PCICFG_MISC_CONFIG_CORE_RST_REQ | | |
4690 | BNX2_PCICFG_MISC_CONFIG_REG_WINDOW_ENA | | |
4691 | BNX2_PCICFG_MISC_CONFIG_TARGET_MB_WORD_SWAP; | |
4692 | ||
4693 | /* Chip reset. */ | |
4694 | REG_WR(bp, BNX2_PCICFG_MISC_CONFIG, val); | |
4695 | ||
594a9dfa MC |
4696 | /* Reading back any register after chip reset will hang the |
4697 | * bus on 5706 A0 and A1. The msleep below provides plenty | |
4698 | * of margin for write posting. | |
4699 | */ | |
234754d5 | 4700 | if ((CHIP_ID(bp) == CHIP_ID_5706_A0) || |
8e545881 AV |
4701 | (CHIP_ID(bp) == CHIP_ID_5706_A1)) |
4702 | msleep(20); | |
b6016b76 | 4703 | |
234754d5 MC |
4704 | /* Reset takes approximate 30 usec */ |
4705 | for (i = 0; i < 10; i++) { | |
4706 | val = REG_RD(bp, BNX2_PCICFG_MISC_CONFIG); | |
4707 | if ((val & (BNX2_PCICFG_MISC_CONFIG_CORE_RST_REQ | | |
4708 | BNX2_PCICFG_MISC_CONFIG_CORE_RST_BSY)) == 0) | |
4709 | break; | |
4710 | udelay(10); | |
4711 | } | |
4712 | ||
4713 | if (val & (BNX2_PCICFG_MISC_CONFIG_CORE_RST_REQ | | |
4714 | BNX2_PCICFG_MISC_CONFIG_CORE_RST_BSY)) { | |
3a9c6a49 | 4715 | pr_err("Chip reset did not complete\n"); |
234754d5 MC |
4716 | return -EBUSY; |
4717 | } | |
b6016b76 MC |
4718 | } |
4719 | ||
4720 | /* Make sure byte swapping is properly configured. */ | |
4721 | val = REG_RD(bp, BNX2_PCI_SWAP_DIAG0); | |
4722 | if (val != 0x01020304) { | |
3a9c6a49 | 4723 | pr_err("Chip not in correct endian mode\n"); |
b6016b76 MC |
4724 | return -ENODEV; |
4725 | } | |
4726 | ||
b6016b76 | 4727 | /* Wait for the firmware to finish its initialization. */ |
a2f13890 | 4728 | rc = bnx2_fw_sync(bp, BNX2_DRV_MSG_DATA_WAIT1 | reset_code, 1, 0); |
b090ae2b MC |
4729 | if (rc) |
4730 | return rc; | |
b6016b76 | 4731 | |
0d8a6571 | 4732 | spin_lock_bh(&bp->phy_lock); |
489310a4 | 4733 | old_port = bp->phy_port; |
7c62e83b | 4734 | bnx2_init_fw_cap(bp); |
583c28e5 MC |
4735 | if ((bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) && |
4736 | old_port != bp->phy_port) | |
0d8a6571 MC |
4737 | bnx2_set_default_remote_link(bp); |
4738 | spin_unlock_bh(&bp->phy_lock); | |
4739 | ||
b6016b76 MC |
4740 | if (CHIP_ID(bp) == CHIP_ID_5706_A0) { |
4741 | /* Adjust the voltage regular to two steps lower. The default | |
4742 | * of this register is 0x0000000e. */ | |
4743 | REG_WR(bp, BNX2_MISC_VREG_CONTROL, 0x000000fa); | |
4744 | ||
4745 | /* Remove bad rbuf memory from the free pool. */ | |
4746 | rc = bnx2_alloc_bad_rbuf(bp); | |
4747 | } | |
4748 | ||
c441b8d2 | 4749 | if (bp->flags & BNX2_FLAG_USING_MSIX) { |
b4b36042 | 4750 | bnx2_setup_msix_tbl(bp); |
c441b8d2 MC |
4751 | /* Prevent MSIX table reads and write from timing out */ |
4752 | REG_WR(bp, BNX2_MISC_ECO_HW_CTL, | |
4753 | BNX2_MISC_ECO_HW_CTL_LARGE_GRC_TMOUT_EN); | |
4754 | } | |
b4b36042 | 4755 | |
b6016b76 MC |
4756 | return rc; |
4757 | } | |
4758 | ||
4759 | static int | |
4760 | bnx2_init_chip(struct bnx2 *bp) | |
4761 | { | |
d8026d93 | 4762 | u32 val, mtu; |
b4b36042 | 4763 | int rc, i; |
b6016b76 MC |
4764 | |
4765 | /* Make sure the interrupt is not active. */ | |
4766 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, BNX2_PCICFG_INT_ACK_CMD_MASK_INT); | |
4767 | ||
4768 | val = BNX2_DMA_CONFIG_DATA_BYTE_SWAP | | |
4769 | BNX2_DMA_CONFIG_DATA_WORD_SWAP | | |
4770 | #ifdef __BIG_ENDIAN | |
6aa20a22 | 4771 | BNX2_DMA_CONFIG_CNTL_BYTE_SWAP | |
b6016b76 | 4772 | #endif |
6aa20a22 | 4773 | BNX2_DMA_CONFIG_CNTL_WORD_SWAP | |
b6016b76 MC |
4774 | DMA_READ_CHANS << 12 | |
4775 | DMA_WRITE_CHANS << 16; | |
4776 | ||
4777 | val |= (0x2 << 20) | (1 << 11); | |
4778 | ||
f86e82fb | 4779 | if ((bp->flags & BNX2_FLAG_PCIX) && (bp->bus_speed_mhz == 133)) |
b6016b76 MC |
4780 | val |= (1 << 23); |
4781 | ||
4782 | if ((CHIP_NUM(bp) == CHIP_NUM_5706) && | |
f86e82fb | 4783 | (CHIP_ID(bp) != CHIP_ID_5706_A0) && !(bp->flags & BNX2_FLAG_PCIX)) |
b6016b76 MC |
4784 | val |= BNX2_DMA_CONFIG_CNTL_PING_PONG_DMA; |
4785 | ||
4786 | REG_WR(bp, BNX2_DMA_CONFIG, val); | |
4787 | ||
4788 | if (CHIP_ID(bp) == CHIP_ID_5706_A0) { | |
4789 | val = REG_RD(bp, BNX2_TDMA_CONFIG); | |
4790 | val |= BNX2_TDMA_CONFIG_ONE_DMA; | |
4791 | REG_WR(bp, BNX2_TDMA_CONFIG, val); | |
4792 | } | |
4793 | ||
f86e82fb | 4794 | if (bp->flags & BNX2_FLAG_PCIX) { |
b6016b76 MC |
4795 | u16 val16; |
4796 | ||
4797 | pci_read_config_word(bp->pdev, bp->pcix_cap + PCI_X_CMD, | |
4798 | &val16); | |
4799 | pci_write_config_word(bp->pdev, bp->pcix_cap + PCI_X_CMD, | |
4800 | val16 & ~PCI_X_CMD_ERO); | |
4801 | } | |
4802 | ||
4803 | REG_WR(bp, BNX2_MISC_ENABLE_SET_BITS, | |
4804 | BNX2_MISC_ENABLE_SET_BITS_HOST_COALESCE_ENABLE | | |
4805 | BNX2_MISC_ENABLE_STATUS_BITS_RX_V2P_ENABLE | | |
4806 | BNX2_MISC_ENABLE_STATUS_BITS_CONTEXT_ENABLE); | |
4807 | ||
4808 | /* Initialize context mapping and zero out the quick contexts. The | |
4809 | * context block must have already been enabled. */ | |
641bdcd5 MC |
4810 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
4811 | rc = bnx2_init_5709_context(bp); | |
4812 | if (rc) | |
4813 | return rc; | |
4814 | } else | |
59b47d8a | 4815 | bnx2_init_context(bp); |
b6016b76 | 4816 | |
fba9fe91 MC |
4817 | if ((rc = bnx2_init_cpus(bp)) != 0) |
4818 | return rc; | |
4819 | ||
b6016b76 MC |
4820 | bnx2_init_nvram(bp); |
4821 | ||
5fcaed01 | 4822 | bnx2_set_mac_addr(bp, bp->dev->dev_addr, 0); |
b6016b76 MC |
4823 | |
4824 | val = REG_RD(bp, BNX2_MQ_CONFIG); | |
4825 | val &= ~BNX2_MQ_CONFIG_KNL_BYP_BLK_SIZE; | |
4826 | val |= BNX2_MQ_CONFIG_KNL_BYP_BLK_SIZE_256; | |
4edd473f MC |
4827 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
4828 | val |= BNX2_MQ_CONFIG_BIN_MQ_MODE; | |
4829 | if (CHIP_REV(bp) == CHIP_REV_Ax) | |
4830 | val |= BNX2_MQ_CONFIG_HALT_DIS; | |
4831 | } | |
68c9f75a | 4832 | |
b6016b76 MC |
4833 | REG_WR(bp, BNX2_MQ_CONFIG, val); |
4834 | ||
4835 | val = 0x10000 + (MAX_CID_CNT * MB_KERNEL_CTX_SIZE); | |
4836 | REG_WR(bp, BNX2_MQ_KNL_BYP_WIND_START, val); | |
4837 | REG_WR(bp, BNX2_MQ_KNL_WIND_END, val); | |
4838 | ||
4839 | val = (BCM_PAGE_BITS - 8) << 24; | |
4840 | REG_WR(bp, BNX2_RV2P_CONFIG, val); | |
4841 | ||
4842 | /* Configure page size. */ | |
4843 | val = REG_RD(bp, BNX2_TBDR_CONFIG); | |
4844 | val &= ~BNX2_TBDR_CONFIG_PAGE_SIZE; | |
4845 | val |= (BCM_PAGE_BITS - 8) << 24 | 0x40; | |
4846 | REG_WR(bp, BNX2_TBDR_CONFIG, val); | |
4847 | ||
4848 | val = bp->mac_addr[0] + | |
4849 | (bp->mac_addr[1] << 8) + | |
4850 | (bp->mac_addr[2] << 16) + | |
4851 | bp->mac_addr[3] + | |
4852 | (bp->mac_addr[4] << 8) + | |
4853 | (bp->mac_addr[5] << 16); | |
4854 | REG_WR(bp, BNX2_EMAC_BACKOFF_SEED, val); | |
4855 | ||
4856 | /* Program the MTU. Also include 4 bytes for CRC32. */ | |
d8026d93 MC |
4857 | mtu = bp->dev->mtu; |
4858 | val = mtu + ETH_HLEN + ETH_FCS_LEN; | |
b6016b76 MC |
4859 | if (val > (MAX_ETHERNET_PACKET_SIZE + 4)) |
4860 | val |= BNX2_EMAC_RX_MTU_SIZE_JUMBO_ENA; | |
4861 | REG_WR(bp, BNX2_EMAC_RX_MTU_SIZE, val); | |
4862 | ||
d8026d93 MC |
4863 | if (mtu < 1500) |
4864 | mtu = 1500; | |
4865 | ||
4866 | bnx2_reg_wr_ind(bp, BNX2_RBUF_CONFIG, BNX2_RBUF_CONFIG_VAL(mtu)); | |
4867 | bnx2_reg_wr_ind(bp, BNX2_RBUF_CONFIG2, BNX2_RBUF_CONFIG2_VAL(mtu)); | |
4868 | bnx2_reg_wr_ind(bp, BNX2_RBUF_CONFIG3, BNX2_RBUF_CONFIG3_VAL(mtu)); | |
4869 | ||
155d5561 | 4870 | memset(bp->bnx2_napi[0].status_blk.msi, 0, bp->status_stats_size); |
b4b36042 MC |
4871 | for (i = 0; i < BNX2_MAX_MSIX_VEC; i++) |
4872 | bp->bnx2_napi[i].last_status_idx = 0; | |
4873 | ||
efba0180 MC |
4874 | bp->idle_chk_status_idx = 0xffff; |
4875 | ||
b6016b76 MC |
4876 | bp->rx_mode = BNX2_EMAC_RX_MODE_SORT_MODE; |
4877 | ||
4878 | /* Set up how to generate a link change interrupt. */ | |
4879 | REG_WR(bp, BNX2_EMAC_ATTENTION_ENA, BNX2_EMAC_ATTENTION_ENA_LINK); | |
4880 | ||
4881 | REG_WR(bp, BNX2_HC_STATUS_ADDR_L, | |
4882 | (u64) bp->status_blk_mapping & 0xffffffff); | |
4883 | REG_WR(bp, BNX2_HC_STATUS_ADDR_H, (u64) bp->status_blk_mapping >> 32); | |
4884 | ||
4885 | REG_WR(bp, BNX2_HC_STATISTICS_ADDR_L, | |
4886 | (u64) bp->stats_blk_mapping & 0xffffffff); | |
4887 | REG_WR(bp, BNX2_HC_STATISTICS_ADDR_H, | |
4888 | (u64) bp->stats_blk_mapping >> 32); | |
4889 | ||
6aa20a22 | 4890 | REG_WR(bp, BNX2_HC_TX_QUICK_CONS_TRIP, |
b6016b76 MC |
4891 | (bp->tx_quick_cons_trip_int << 16) | bp->tx_quick_cons_trip); |
4892 | ||
4893 | REG_WR(bp, BNX2_HC_RX_QUICK_CONS_TRIP, | |
4894 | (bp->rx_quick_cons_trip_int << 16) | bp->rx_quick_cons_trip); | |
4895 | ||
4896 | REG_WR(bp, BNX2_HC_COMP_PROD_TRIP, | |
4897 | (bp->comp_prod_trip_int << 16) | bp->comp_prod_trip); | |
4898 | ||
4899 | REG_WR(bp, BNX2_HC_TX_TICKS, (bp->tx_ticks_int << 16) | bp->tx_ticks); | |
4900 | ||
4901 | REG_WR(bp, BNX2_HC_RX_TICKS, (bp->rx_ticks_int << 16) | bp->rx_ticks); | |
4902 | ||
4903 | REG_WR(bp, BNX2_HC_COM_TICKS, | |
4904 | (bp->com_ticks_int << 16) | bp->com_ticks); | |
4905 | ||
4906 | REG_WR(bp, BNX2_HC_CMD_TICKS, | |
4907 | (bp->cmd_ticks_int << 16) | bp->cmd_ticks); | |
4908 | ||
61d9e3fa | 4909 | if (bp->flags & BNX2_FLAG_BROKEN_STATS) |
02537b06 MC |
4910 | REG_WR(bp, BNX2_HC_STATS_TICKS, 0); |
4911 | else | |
7ea6920e | 4912 | REG_WR(bp, BNX2_HC_STATS_TICKS, bp->stats_ticks); |
b6016b76 MC |
4913 | REG_WR(bp, BNX2_HC_STAT_COLLECT_TICKS, 0xbb8); /* 3ms */ |
4914 | ||
4915 | if (CHIP_ID(bp) == CHIP_ID_5706_A1) | |
8e6a72c4 | 4916 | val = BNX2_HC_CONFIG_COLLECT_STATS; |
b6016b76 | 4917 | else { |
8e6a72c4 MC |
4918 | val = BNX2_HC_CONFIG_RX_TMR_MODE | BNX2_HC_CONFIG_TX_TMR_MODE | |
4919 | BNX2_HC_CONFIG_COLLECT_STATS; | |
b6016b76 MC |
4920 | } |
4921 | ||
efde73a3 | 4922 | if (bp->flags & BNX2_FLAG_USING_MSIX) { |
c76c0475 MC |
4923 | REG_WR(bp, BNX2_HC_MSIX_BIT_VECTOR, |
4924 | BNX2_HC_MSIX_BIT_VECTOR_VAL); | |
4925 | ||
5e9ad9e1 MC |
4926 | val |= BNX2_HC_CONFIG_SB_ADDR_INC_128B; |
4927 | } | |
4928 | ||
4929 | if (bp->flags & BNX2_FLAG_ONE_SHOT_MSI) | |
cf7474a6 | 4930 | val |= BNX2_HC_CONFIG_ONE_SHOT | BNX2_HC_CONFIG_USE_INT_PARAM; |
5e9ad9e1 MC |
4931 | |
4932 | REG_WR(bp, BNX2_HC_CONFIG, val); | |
4933 | ||
22fa159d MC |
4934 | if (bp->rx_ticks < 25) |
4935 | bnx2_reg_wr_ind(bp, BNX2_FW_RX_LOW_LATENCY, 1); | |
4936 | else | |
4937 | bnx2_reg_wr_ind(bp, BNX2_FW_RX_LOW_LATENCY, 0); | |
4938 | ||
5e9ad9e1 MC |
4939 | for (i = 1; i < bp->irq_nvecs; i++) { |
4940 | u32 base = ((i - 1) * BNX2_HC_SB_CONFIG_SIZE) + | |
4941 | BNX2_HC_SB_CONFIG_1; | |
4942 | ||
6f743ca0 | 4943 | REG_WR(bp, base, |
c76c0475 | 4944 | BNX2_HC_SB_CONFIG_1_TX_TMR_MODE | |
5e9ad9e1 | 4945 | BNX2_HC_SB_CONFIG_1_RX_TMR_MODE | |
c76c0475 MC |
4946 | BNX2_HC_SB_CONFIG_1_ONE_SHOT); |
4947 | ||
6f743ca0 | 4948 | REG_WR(bp, base + BNX2_HC_TX_QUICK_CONS_TRIP_OFF, |
c76c0475 MC |
4949 | (bp->tx_quick_cons_trip_int << 16) | |
4950 | bp->tx_quick_cons_trip); | |
4951 | ||
6f743ca0 | 4952 | REG_WR(bp, base + BNX2_HC_TX_TICKS_OFF, |
c76c0475 MC |
4953 | (bp->tx_ticks_int << 16) | bp->tx_ticks); |
4954 | ||
5e9ad9e1 MC |
4955 | REG_WR(bp, base + BNX2_HC_RX_QUICK_CONS_TRIP_OFF, |
4956 | (bp->rx_quick_cons_trip_int << 16) | | |
4957 | bp->rx_quick_cons_trip); | |
8e6a72c4 | 4958 | |
5e9ad9e1 MC |
4959 | REG_WR(bp, base + BNX2_HC_RX_TICKS_OFF, |
4960 | (bp->rx_ticks_int << 16) | bp->rx_ticks); | |
4961 | } | |
8e6a72c4 | 4962 | |
b6016b76 MC |
4963 | /* Clear internal stats counters. */ |
4964 | REG_WR(bp, BNX2_HC_COMMAND, BNX2_HC_COMMAND_CLR_STAT_NOW); | |
4965 | ||
da3e4fbe | 4966 | REG_WR(bp, BNX2_HC_ATTN_BITS_ENABLE, STATUS_ATTN_EVENTS); |
b6016b76 MC |
4967 | |
4968 | /* Initialize the receive filter. */ | |
4969 | bnx2_set_rx_mode(bp->dev); | |
4970 | ||
0aa38df7 MC |
4971 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
4972 | val = REG_RD(bp, BNX2_MISC_NEW_CORE_CTL); | |
4973 | val |= BNX2_MISC_NEW_CORE_CTL_DMA_ENABLE; | |
4974 | REG_WR(bp, BNX2_MISC_NEW_CORE_CTL, val); | |
4975 | } | |
b090ae2b | 4976 | rc = bnx2_fw_sync(bp, BNX2_DRV_MSG_DATA_WAIT2 | BNX2_DRV_MSG_CODE_RESET, |
a2f13890 | 4977 | 1, 0); |
b6016b76 | 4978 | |
df149d70 | 4979 | REG_WR(bp, BNX2_MISC_ENABLE_SET_BITS, BNX2_MISC_ENABLE_DEFAULT); |
b6016b76 MC |
4980 | REG_RD(bp, BNX2_MISC_ENABLE_SET_BITS); |
4981 | ||
4982 | udelay(20); | |
4983 | ||
bf5295bb MC |
4984 | bp->hc_cmd = REG_RD(bp, BNX2_HC_COMMAND); |
4985 | ||
b090ae2b | 4986 | return rc; |
b6016b76 MC |
4987 | } |
4988 | ||
c76c0475 MC |
4989 | static void |
4990 | bnx2_clear_ring_states(struct bnx2 *bp) | |
4991 | { | |
4992 | struct bnx2_napi *bnapi; | |
35e9010b | 4993 | struct bnx2_tx_ring_info *txr; |
bb4f98ab | 4994 | struct bnx2_rx_ring_info *rxr; |
c76c0475 MC |
4995 | int i; |
4996 | ||
4997 | for (i = 0; i < BNX2_MAX_MSIX_VEC; i++) { | |
4998 | bnapi = &bp->bnx2_napi[i]; | |
35e9010b | 4999 | txr = &bnapi->tx_ring; |
bb4f98ab | 5000 | rxr = &bnapi->rx_ring; |
c76c0475 | 5001 | |
35e9010b MC |
5002 | txr->tx_cons = 0; |
5003 | txr->hw_tx_cons = 0; | |
bb4f98ab MC |
5004 | rxr->rx_prod_bseq = 0; |
5005 | rxr->rx_prod = 0; | |
5006 | rxr->rx_cons = 0; | |
5007 | rxr->rx_pg_prod = 0; | |
5008 | rxr->rx_pg_cons = 0; | |
c76c0475 MC |
5009 | } |
5010 | } | |
5011 | ||
59b47d8a | 5012 | static void |
35e9010b | 5013 | bnx2_init_tx_context(struct bnx2 *bp, u32 cid, struct bnx2_tx_ring_info *txr) |
59b47d8a MC |
5014 | { |
5015 | u32 val, offset0, offset1, offset2, offset3; | |
62a8313c | 5016 | u32 cid_addr = GET_CID_ADDR(cid); |
59b47d8a MC |
5017 | |
5018 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { | |
5019 | offset0 = BNX2_L2CTX_TYPE_XI; | |
5020 | offset1 = BNX2_L2CTX_CMD_TYPE_XI; | |
5021 | offset2 = BNX2_L2CTX_TBDR_BHADDR_HI_XI; | |
5022 | offset3 = BNX2_L2CTX_TBDR_BHADDR_LO_XI; | |
5023 | } else { | |
5024 | offset0 = BNX2_L2CTX_TYPE; | |
5025 | offset1 = BNX2_L2CTX_CMD_TYPE; | |
5026 | offset2 = BNX2_L2CTX_TBDR_BHADDR_HI; | |
5027 | offset3 = BNX2_L2CTX_TBDR_BHADDR_LO; | |
5028 | } | |
5029 | val = BNX2_L2CTX_TYPE_TYPE_L2 | BNX2_L2CTX_TYPE_SIZE_L2; | |
62a8313c | 5030 | bnx2_ctx_wr(bp, cid_addr, offset0, val); |
59b47d8a MC |
5031 | |
5032 | val = BNX2_L2CTX_CMD_TYPE_TYPE_L2 | (8 << 16); | |
62a8313c | 5033 | bnx2_ctx_wr(bp, cid_addr, offset1, val); |
59b47d8a | 5034 | |
35e9010b | 5035 | val = (u64) txr->tx_desc_mapping >> 32; |
62a8313c | 5036 | bnx2_ctx_wr(bp, cid_addr, offset2, val); |
59b47d8a | 5037 | |
35e9010b | 5038 | val = (u64) txr->tx_desc_mapping & 0xffffffff; |
62a8313c | 5039 | bnx2_ctx_wr(bp, cid_addr, offset3, val); |
59b47d8a | 5040 | } |
b6016b76 MC |
5041 | |
5042 | static void | |
35e9010b | 5043 | bnx2_init_tx_ring(struct bnx2 *bp, int ring_num) |
b6016b76 MC |
5044 | { |
5045 | struct tx_bd *txbd; | |
c76c0475 MC |
5046 | u32 cid = TX_CID; |
5047 | struct bnx2_napi *bnapi; | |
35e9010b | 5048 | struct bnx2_tx_ring_info *txr; |
c76c0475 | 5049 | |
35e9010b MC |
5050 | bnapi = &bp->bnx2_napi[ring_num]; |
5051 | txr = &bnapi->tx_ring; | |
5052 | ||
5053 | if (ring_num == 0) | |
5054 | cid = TX_CID; | |
5055 | else | |
5056 | cid = TX_TSS_CID + ring_num - 1; | |
b6016b76 | 5057 | |
2f8af120 MC |
5058 | bp->tx_wake_thresh = bp->tx_ring_size / 2; |
5059 | ||
35e9010b | 5060 | txbd = &txr->tx_desc_ring[MAX_TX_DESC_CNT]; |
6aa20a22 | 5061 | |
35e9010b MC |
5062 | txbd->tx_bd_haddr_hi = (u64) txr->tx_desc_mapping >> 32; |
5063 | txbd->tx_bd_haddr_lo = (u64) txr->tx_desc_mapping & 0xffffffff; | |
b6016b76 | 5064 | |
35e9010b MC |
5065 | txr->tx_prod = 0; |
5066 | txr->tx_prod_bseq = 0; | |
6aa20a22 | 5067 | |
35e9010b MC |
5068 | txr->tx_bidx_addr = MB_GET_CID_ADDR(cid) + BNX2_L2CTX_TX_HOST_BIDX; |
5069 | txr->tx_bseq_addr = MB_GET_CID_ADDR(cid) + BNX2_L2CTX_TX_HOST_BSEQ; | |
b6016b76 | 5070 | |
35e9010b | 5071 | bnx2_init_tx_context(bp, cid, txr); |
b6016b76 MC |
5072 | } |
5073 | ||
5074 | static void | |
5d5d0015 MC |
5075 | bnx2_init_rxbd_rings(struct rx_bd *rx_ring[], dma_addr_t dma[], u32 buf_size, |
5076 | int num_rings) | |
b6016b76 | 5077 | { |
b6016b76 | 5078 | int i; |
5d5d0015 | 5079 | struct rx_bd *rxbd; |
6aa20a22 | 5080 | |
5d5d0015 | 5081 | for (i = 0; i < num_rings; i++) { |
13daffa2 | 5082 | int j; |
b6016b76 | 5083 | |
5d5d0015 | 5084 | rxbd = &rx_ring[i][0]; |
13daffa2 | 5085 | for (j = 0; j < MAX_RX_DESC_CNT; j++, rxbd++) { |
5d5d0015 | 5086 | rxbd->rx_bd_len = buf_size; |
13daffa2 MC |
5087 | rxbd->rx_bd_flags = RX_BD_FLAGS_START | RX_BD_FLAGS_END; |
5088 | } | |
5d5d0015 | 5089 | if (i == (num_rings - 1)) |
13daffa2 MC |
5090 | j = 0; |
5091 | else | |
5092 | j = i + 1; | |
5d5d0015 MC |
5093 | rxbd->rx_bd_haddr_hi = (u64) dma[j] >> 32; |
5094 | rxbd->rx_bd_haddr_lo = (u64) dma[j] & 0xffffffff; | |
13daffa2 | 5095 | } |
5d5d0015 MC |
5096 | } |
5097 | ||
5098 | static void | |
bb4f98ab | 5099 | bnx2_init_rx_ring(struct bnx2 *bp, int ring_num) |
5d5d0015 MC |
5100 | { |
5101 | int i; | |
5102 | u16 prod, ring_prod; | |
bb4f98ab MC |
5103 | u32 cid, rx_cid_addr, val; |
5104 | struct bnx2_napi *bnapi = &bp->bnx2_napi[ring_num]; | |
5105 | struct bnx2_rx_ring_info *rxr = &bnapi->rx_ring; | |
5106 | ||
5107 | if (ring_num == 0) | |
5108 | cid = RX_CID; | |
5109 | else | |
5110 | cid = RX_RSS_CID + ring_num - 1; | |
5111 | ||
5112 | rx_cid_addr = GET_CID_ADDR(cid); | |
5d5d0015 | 5113 | |
bb4f98ab | 5114 | bnx2_init_rxbd_rings(rxr->rx_desc_ring, rxr->rx_desc_mapping, |
5d5d0015 MC |
5115 | bp->rx_buf_use_size, bp->rx_max_ring); |
5116 | ||
bb4f98ab | 5117 | bnx2_init_rx_context(bp, cid); |
83e3fc89 MC |
5118 | |
5119 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { | |
5120 | val = REG_RD(bp, BNX2_MQ_MAP_L2_5); | |
5121 | REG_WR(bp, BNX2_MQ_MAP_L2_5, val | BNX2_MQ_MAP_L2_5_ARM); | |
5122 | } | |
5123 | ||
62a8313c | 5124 | bnx2_ctx_wr(bp, rx_cid_addr, BNX2_L2CTX_PG_BUF_SIZE, 0); |
47bf4246 | 5125 | if (bp->rx_pg_ring_size) { |
bb4f98ab MC |
5126 | bnx2_init_rxbd_rings(rxr->rx_pg_desc_ring, |
5127 | rxr->rx_pg_desc_mapping, | |
47bf4246 MC |
5128 | PAGE_SIZE, bp->rx_max_pg_ring); |
5129 | val = (bp->rx_buf_use_size << 16) | PAGE_SIZE; | |
62a8313c MC |
5130 | bnx2_ctx_wr(bp, rx_cid_addr, BNX2_L2CTX_PG_BUF_SIZE, val); |
5131 | bnx2_ctx_wr(bp, rx_cid_addr, BNX2_L2CTX_RBDC_KEY, | |
5e9ad9e1 | 5132 | BNX2_L2CTX_RBDC_JUMBO_KEY - ring_num); |
47bf4246 | 5133 | |
bb4f98ab | 5134 | val = (u64) rxr->rx_pg_desc_mapping[0] >> 32; |
62a8313c | 5135 | bnx2_ctx_wr(bp, rx_cid_addr, BNX2_L2CTX_NX_PG_BDHADDR_HI, val); |
47bf4246 | 5136 | |
bb4f98ab | 5137 | val = (u64) rxr->rx_pg_desc_mapping[0] & 0xffffffff; |
62a8313c | 5138 | bnx2_ctx_wr(bp, rx_cid_addr, BNX2_L2CTX_NX_PG_BDHADDR_LO, val); |
47bf4246 MC |
5139 | |
5140 | if (CHIP_NUM(bp) == CHIP_NUM_5709) | |
5141 | REG_WR(bp, BNX2_MQ_MAP_L2_3, BNX2_MQ_MAP_L2_3_DEFAULT); | |
5142 | } | |
b6016b76 | 5143 | |
bb4f98ab | 5144 | val = (u64) rxr->rx_desc_mapping[0] >> 32; |
62a8313c | 5145 | bnx2_ctx_wr(bp, rx_cid_addr, BNX2_L2CTX_NX_BDHADDR_HI, val); |
b6016b76 | 5146 | |
bb4f98ab | 5147 | val = (u64) rxr->rx_desc_mapping[0] & 0xffffffff; |
62a8313c | 5148 | bnx2_ctx_wr(bp, rx_cid_addr, BNX2_L2CTX_NX_BDHADDR_LO, val); |
b6016b76 | 5149 | |
bb4f98ab | 5150 | ring_prod = prod = rxr->rx_pg_prod; |
47bf4246 | 5151 | for (i = 0; i < bp->rx_pg_ring_size; i++) { |
a2df00aa | 5152 | if (bnx2_alloc_rx_page(bp, rxr, ring_prod, GFP_KERNEL) < 0) { |
3a9c6a49 JP |
5153 | netdev_warn(bp->dev, "init'ed rx page ring %d with %d/%d pages only\n", |
5154 | ring_num, i, bp->rx_pg_ring_size); | |
47bf4246 | 5155 | break; |
b929e53c | 5156 | } |
47bf4246 MC |
5157 | prod = NEXT_RX_BD(prod); |
5158 | ring_prod = RX_PG_RING_IDX(prod); | |
5159 | } | |
bb4f98ab | 5160 | rxr->rx_pg_prod = prod; |
47bf4246 | 5161 | |
bb4f98ab | 5162 | ring_prod = prod = rxr->rx_prod; |
236b6394 | 5163 | for (i = 0; i < bp->rx_ring_size; i++) { |
a2df00aa | 5164 | if (bnx2_alloc_rx_skb(bp, rxr, ring_prod, GFP_KERNEL) < 0) { |
3a9c6a49 JP |
5165 | netdev_warn(bp->dev, "init'ed rx ring %d with %d/%d skbs only\n", |
5166 | ring_num, i, bp->rx_ring_size); | |
b6016b76 | 5167 | break; |
b929e53c | 5168 | } |
b6016b76 MC |
5169 | prod = NEXT_RX_BD(prod); |
5170 | ring_prod = RX_RING_IDX(prod); | |
5171 | } | |
bb4f98ab | 5172 | rxr->rx_prod = prod; |
b6016b76 | 5173 | |
bb4f98ab MC |
5174 | rxr->rx_bidx_addr = MB_GET_CID_ADDR(cid) + BNX2_L2CTX_HOST_BDIDX; |
5175 | rxr->rx_bseq_addr = MB_GET_CID_ADDR(cid) + BNX2_L2CTX_HOST_BSEQ; | |
5176 | rxr->rx_pg_bidx_addr = MB_GET_CID_ADDR(cid) + BNX2_L2CTX_HOST_PG_BDIDX; | |
b6016b76 | 5177 | |
bb4f98ab MC |
5178 | REG_WR16(bp, rxr->rx_pg_bidx_addr, rxr->rx_pg_prod); |
5179 | REG_WR16(bp, rxr->rx_bidx_addr, prod); | |
5180 | ||
5181 | REG_WR(bp, rxr->rx_bseq_addr, rxr->rx_prod_bseq); | |
b6016b76 MC |
5182 | } |
5183 | ||
35e9010b MC |
5184 | static void |
5185 | bnx2_init_all_rings(struct bnx2 *bp) | |
5186 | { | |
5187 | int i; | |
5e9ad9e1 | 5188 | u32 val; |
35e9010b MC |
5189 | |
5190 | bnx2_clear_ring_states(bp); | |
5191 | ||
5192 | REG_WR(bp, BNX2_TSCH_TSS_CFG, 0); | |
5193 | for (i = 0; i < bp->num_tx_rings; i++) | |
5194 | bnx2_init_tx_ring(bp, i); | |
5195 | ||
5196 | if (bp->num_tx_rings > 1) | |
5197 | REG_WR(bp, BNX2_TSCH_TSS_CFG, ((bp->num_tx_rings - 1) << 24) | | |
5198 | (TX_TSS_CID << 7)); | |
5199 | ||
5e9ad9e1 MC |
5200 | REG_WR(bp, BNX2_RLUP_RSS_CONFIG, 0); |
5201 | bnx2_reg_wr_ind(bp, BNX2_RXP_SCRATCH_RSS_TBL_SZ, 0); | |
5202 | ||
bb4f98ab MC |
5203 | for (i = 0; i < bp->num_rx_rings; i++) |
5204 | bnx2_init_rx_ring(bp, i); | |
5e9ad9e1 MC |
5205 | |
5206 | if (bp->num_rx_rings > 1) { | |
22fa159d | 5207 | u32 tbl_32 = 0; |
5e9ad9e1 MC |
5208 | |
5209 | for (i = 0; i < BNX2_RXP_SCRATCH_RSS_TBL_MAX_ENTRIES; i++) { | |
22fa159d MC |
5210 | int shift = (i % 8) << 2; |
5211 | ||
5212 | tbl_32 |= (i % (bp->num_rx_rings - 1)) << shift; | |
5213 | if ((i % 8) == 7) { | |
5214 | REG_WR(bp, BNX2_RLUP_RSS_DATA, tbl_32); | |
5215 | REG_WR(bp, BNX2_RLUP_RSS_COMMAND, (i >> 3) | | |
5216 | BNX2_RLUP_RSS_COMMAND_RSS_WRITE_MASK | | |
5217 | BNX2_RLUP_RSS_COMMAND_WRITE | | |
5218 | BNX2_RLUP_RSS_COMMAND_HASH_MASK); | |
5219 | tbl_32 = 0; | |
5220 | } | |
5e9ad9e1 MC |
5221 | } |
5222 | ||
5223 | val = BNX2_RLUP_RSS_CONFIG_IPV4_RSS_TYPE_ALL_XI | | |
5224 | BNX2_RLUP_RSS_CONFIG_IPV6_RSS_TYPE_ALL_XI; | |
5225 | ||
5226 | REG_WR(bp, BNX2_RLUP_RSS_CONFIG, val); | |
5227 | ||
5228 | } | |
35e9010b MC |
5229 | } |
5230 | ||
5d5d0015 | 5231 | static u32 bnx2_find_max_ring(u32 ring_size, u32 max_size) |
13daffa2 | 5232 | { |
5d5d0015 | 5233 | u32 max, num_rings = 1; |
13daffa2 | 5234 | |
5d5d0015 MC |
5235 | while (ring_size > MAX_RX_DESC_CNT) { |
5236 | ring_size -= MAX_RX_DESC_CNT; | |
13daffa2 MC |
5237 | num_rings++; |
5238 | } | |
5239 | /* round to next power of 2 */ | |
5d5d0015 | 5240 | max = max_size; |
13daffa2 MC |
5241 | while ((max & num_rings) == 0) |
5242 | max >>= 1; | |
5243 | ||
5244 | if (num_rings != max) | |
5245 | max <<= 1; | |
5246 | ||
5d5d0015 MC |
5247 | return max; |
5248 | } | |
5249 | ||
5250 | static void | |
5251 | bnx2_set_rx_ring_size(struct bnx2 *bp, u32 size) | |
5252 | { | |
84eaa187 | 5253 | u32 rx_size, rx_space, jumbo_size; |
5d5d0015 MC |
5254 | |
5255 | /* 8 for CRC and VLAN */ | |
d89cb6af | 5256 | rx_size = bp->dev->mtu + ETH_HLEN + BNX2_RX_OFFSET + 8; |
5d5d0015 | 5257 | |
84eaa187 MC |
5258 | rx_space = SKB_DATA_ALIGN(rx_size + BNX2_RX_ALIGN) + NET_SKB_PAD + |
5259 | sizeof(struct skb_shared_info); | |
5260 | ||
601d3d18 | 5261 | bp->rx_copy_thresh = BNX2_RX_COPY_THRESH; |
47bf4246 MC |
5262 | bp->rx_pg_ring_size = 0; |
5263 | bp->rx_max_pg_ring = 0; | |
5264 | bp->rx_max_pg_ring_idx = 0; | |
f86e82fb | 5265 | if ((rx_space > PAGE_SIZE) && !(bp->flags & BNX2_FLAG_JUMBO_BROKEN)) { |
84eaa187 MC |
5266 | int pages = PAGE_ALIGN(bp->dev->mtu - 40) >> PAGE_SHIFT; |
5267 | ||
5268 | jumbo_size = size * pages; | |
5269 | if (jumbo_size > MAX_TOTAL_RX_PG_DESC_CNT) | |
5270 | jumbo_size = MAX_TOTAL_RX_PG_DESC_CNT; | |
5271 | ||
5272 | bp->rx_pg_ring_size = jumbo_size; | |
5273 | bp->rx_max_pg_ring = bnx2_find_max_ring(jumbo_size, | |
5274 | MAX_RX_PG_RINGS); | |
5275 | bp->rx_max_pg_ring_idx = (bp->rx_max_pg_ring * RX_DESC_CNT) - 1; | |
601d3d18 | 5276 | rx_size = BNX2_RX_COPY_THRESH + BNX2_RX_OFFSET; |
84eaa187 MC |
5277 | bp->rx_copy_thresh = 0; |
5278 | } | |
5d5d0015 MC |
5279 | |
5280 | bp->rx_buf_use_size = rx_size; | |
5281 | /* hw alignment */ | |
5282 | bp->rx_buf_size = bp->rx_buf_use_size + BNX2_RX_ALIGN; | |
d89cb6af | 5283 | bp->rx_jumbo_thresh = rx_size - BNX2_RX_OFFSET; |
5d5d0015 MC |
5284 | bp->rx_ring_size = size; |
5285 | bp->rx_max_ring = bnx2_find_max_ring(size, MAX_RX_RINGS); | |
13daffa2 MC |
5286 | bp->rx_max_ring_idx = (bp->rx_max_ring * RX_DESC_CNT) - 1; |
5287 | } | |
5288 | ||
b6016b76 MC |
5289 | static void |
5290 | bnx2_free_tx_skbs(struct bnx2 *bp) | |
5291 | { | |
5292 | int i; | |
5293 | ||
35e9010b MC |
5294 | for (i = 0; i < bp->num_tx_rings; i++) { |
5295 | struct bnx2_napi *bnapi = &bp->bnx2_napi[i]; | |
5296 | struct bnx2_tx_ring_info *txr = &bnapi->tx_ring; | |
5297 | int j; | |
b6016b76 | 5298 | |
35e9010b | 5299 | if (txr->tx_buf_ring == NULL) |
b6016b76 | 5300 | continue; |
b6016b76 | 5301 | |
35e9010b | 5302 | for (j = 0; j < TX_DESC_CNT; ) { |
3d16af86 | 5303 | struct sw_tx_bd *tx_buf = &txr->tx_buf_ring[j]; |
35e9010b | 5304 | struct sk_buff *skb = tx_buf->skb; |
e95524a7 | 5305 | int k, last; |
35e9010b MC |
5306 | |
5307 | if (skb == NULL) { | |
5308 | j++; | |
5309 | continue; | |
5310 | } | |
5311 | ||
36227e88 | 5312 | dma_unmap_single(&bp->pdev->dev, |
1a4ccc2d | 5313 | dma_unmap_addr(tx_buf, mapping), |
e95524a7 AD |
5314 | skb_headlen(skb), |
5315 | PCI_DMA_TODEVICE); | |
b6016b76 | 5316 | |
35e9010b | 5317 | tx_buf->skb = NULL; |
b6016b76 | 5318 | |
e95524a7 AD |
5319 | last = tx_buf->nr_frags; |
5320 | j++; | |
5321 | for (k = 0; k < last; k++, j++) { | |
5322 | tx_buf = &txr->tx_buf_ring[TX_RING_IDX(j)]; | |
36227e88 | 5323 | dma_unmap_page(&bp->pdev->dev, |
1a4ccc2d | 5324 | dma_unmap_addr(tx_buf, mapping), |
e95524a7 AD |
5325 | skb_shinfo(skb)->frags[k].size, |
5326 | PCI_DMA_TODEVICE); | |
5327 | } | |
35e9010b | 5328 | dev_kfree_skb(skb); |
b6016b76 | 5329 | } |
b6016b76 | 5330 | } |
b6016b76 MC |
5331 | } |
5332 | ||
5333 | static void | |
5334 | bnx2_free_rx_skbs(struct bnx2 *bp) | |
5335 | { | |
5336 | int i; | |
5337 | ||
bb4f98ab MC |
5338 | for (i = 0; i < bp->num_rx_rings; i++) { |
5339 | struct bnx2_napi *bnapi = &bp->bnx2_napi[i]; | |
5340 | struct bnx2_rx_ring_info *rxr = &bnapi->rx_ring; | |
5341 | int j; | |
b6016b76 | 5342 | |
bb4f98ab MC |
5343 | if (rxr->rx_buf_ring == NULL) |
5344 | return; | |
b6016b76 | 5345 | |
bb4f98ab MC |
5346 | for (j = 0; j < bp->rx_max_ring_idx; j++) { |
5347 | struct sw_bd *rx_buf = &rxr->rx_buf_ring[j]; | |
5348 | struct sk_buff *skb = rx_buf->skb; | |
b6016b76 | 5349 | |
bb4f98ab MC |
5350 | if (skb == NULL) |
5351 | continue; | |
b6016b76 | 5352 | |
36227e88 | 5353 | dma_unmap_single(&bp->pdev->dev, |
1a4ccc2d | 5354 | dma_unmap_addr(rx_buf, mapping), |
bb4f98ab MC |
5355 | bp->rx_buf_use_size, |
5356 | PCI_DMA_FROMDEVICE); | |
b6016b76 | 5357 | |
bb4f98ab MC |
5358 | rx_buf->skb = NULL; |
5359 | ||
5360 | dev_kfree_skb(skb); | |
5361 | } | |
5362 | for (j = 0; j < bp->rx_max_pg_ring_idx; j++) | |
5363 | bnx2_free_rx_page(bp, rxr, j); | |
b6016b76 MC |
5364 | } |
5365 | } | |
5366 | ||
5367 | static void | |
5368 | bnx2_free_skbs(struct bnx2 *bp) | |
5369 | { | |
5370 | bnx2_free_tx_skbs(bp); | |
5371 | bnx2_free_rx_skbs(bp); | |
5372 | } | |
5373 | ||
5374 | static int | |
5375 | bnx2_reset_nic(struct bnx2 *bp, u32 reset_code) | |
5376 | { | |
5377 | int rc; | |
5378 | ||
5379 | rc = bnx2_reset_chip(bp, reset_code); | |
5380 | bnx2_free_skbs(bp); | |
5381 | if (rc) | |
5382 | return rc; | |
5383 | ||
fba9fe91 MC |
5384 | if ((rc = bnx2_init_chip(bp)) != 0) |
5385 | return rc; | |
5386 | ||
35e9010b | 5387 | bnx2_init_all_rings(bp); |
b6016b76 MC |
5388 | return 0; |
5389 | } | |
5390 | ||
5391 | static int | |
9a120bc5 | 5392 | bnx2_init_nic(struct bnx2 *bp, int reset_phy) |
b6016b76 MC |
5393 | { |
5394 | int rc; | |
5395 | ||
5396 | if ((rc = bnx2_reset_nic(bp, BNX2_DRV_MSG_CODE_RESET)) != 0) | |
5397 | return rc; | |
5398 | ||
80be4434 | 5399 | spin_lock_bh(&bp->phy_lock); |
9a120bc5 | 5400 | bnx2_init_phy(bp, reset_phy); |
b6016b76 | 5401 | bnx2_set_link(bp); |
543a827d MC |
5402 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) |
5403 | bnx2_remote_phy_event(bp); | |
0d8a6571 | 5404 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
5405 | return 0; |
5406 | } | |
5407 | ||
74bf4ba3 MC |
5408 | static int |
5409 | bnx2_shutdown_chip(struct bnx2 *bp) | |
5410 | { | |
5411 | u32 reset_code; | |
5412 | ||
5413 | if (bp->flags & BNX2_FLAG_NO_WOL) | |
5414 | reset_code = BNX2_DRV_MSG_CODE_UNLOAD_LNK_DN; | |
5415 | else if (bp->wol) | |
5416 | reset_code = BNX2_DRV_MSG_CODE_SUSPEND_WOL; | |
5417 | else | |
5418 | reset_code = BNX2_DRV_MSG_CODE_SUSPEND_NO_WOL; | |
5419 | ||
5420 | return bnx2_reset_chip(bp, reset_code); | |
5421 | } | |
5422 | ||
b6016b76 MC |
5423 | static int |
5424 | bnx2_test_registers(struct bnx2 *bp) | |
5425 | { | |
5426 | int ret; | |
5bae30c9 | 5427 | int i, is_5709; |
f71e1309 | 5428 | static const struct { |
b6016b76 MC |
5429 | u16 offset; |
5430 | u16 flags; | |
5bae30c9 | 5431 | #define BNX2_FL_NOT_5709 1 |
b6016b76 MC |
5432 | u32 rw_mask; |
5433 | u32 ro_mask; | |
5434 | } reg_tbl[] = { | |
5435 | { 0x006c, 0, 0x00000000, 0x0000003f }, | |
5436 | { 0x0090, 0, 0xffffffff, 0x00000000 }, | |
5437 | { 0x0094, 0, 0x00000000, 0x00000000 }, | |
5438 | ||
5bae30c9 MC |
5439 | { 0x0404, BNX2_FL_NOT_5709, 0x00003f00, 0x00000000 }, |
5440 | { 0x0418, BNX2_FL_NOT_5709, 0x00000000, 0xffffffff }, | |
5441 | { 0x041c, BNX2_FL_NOT_5709, 0x00000000, 0xffffffff }, | |
5442 | { 0x0420, BNX2_FL_NOT_5709, 0x00000000, 0x80ffffff }, | |
5443 | { 0x0424, BNX2_FL_NOT_5709, 0x00000000, 0x00000000 }, | |
5444 | { 0x0428, BNX2_FL_NOT_5709, 0x00000000, 0x00000001 }, | |
5445 | { 0x0450, BNX2_FL_NOT_5709, 0x00000000, 0x0000ffff }, | |
5446 | { 0x0454, BNX2_FL_NOT_5709, 0x00000000, 0xffffffff }, | |
5447 | { 0x0458, BNX2_FL_NOT_5709, 0x00000000, 0xffffffff }, | |
5448 | ||
5449 | { 0x0808, BNX2_FL_NOT_5709, 0x00000000, 0xffffffff }, | |
5450 | { 0x0854, BNX2_FL_NOT_5709, 0x00000000, 0xffffffff }, | |
5451 | { 0x0868, BNX2_FL_NOT_5709, 0x00000000, 0x77777777 }, | |
5452 | { 0x086c, BNX2_FL_NOT_5709, 0x00000000, 0x77777777 }, | |
5453 | { 0x0870, BNX2_FL_NOT_5709, 0x00000000, 0x77777777 }, | |
5454 | { 0x0874, BNX2_FL_NOT_5709, 0x00000000, 0x77777777 }, | |
5455 | ||
5456 | { 0x0c00, BNX2_FL_NOT_5709, 0x00000000, 0x00000001 }, | |
5457 | { 0x0c04, BNX2_FL_NOT_5709, 0x00000000, 0x03ff0001 }, | |
5458 | { 0x0c08, BNX2_FL_NOT_5709, 0x0f0ff073, 0x00000000 }, | |
b6016b76 MC |
5459 | |
5460 | { 0x1000, 0, 0x00000000, 0x00000001 }, | |
15b169cc | 5461 | { 0x1004, BNX2_FL_NOT_5709, 0x00000000, 0x000f0001 }, |
b6016b76 MC |
5462 | |
5463 | { 0x1408, 0, 0x01c00800, 0x00000000 }, | |
5464 | { 0x149c, 0, 0x8000ffff, 0x00000000 }, | |
5465 | { 0x14a8, 0, 0x00000000, 0x000001ff }, | |
5b0c76ad | 5466 | { 0x14ac, 0, 0x0fffffff, 0x10000000 }, |
b6016b76 MC |
5467 | { 0x14b0, 0, 0x00000002, 0x00000001 }, |
5468 | { 0x14b8, 0, 0x00000000, 0x00000000 }, | |
5469 | { 0x14c0, 0, 0x00000000, 0x00000009 }, | |
5470 | { 0x14c4, 0, 0x00003fff, 0x00000000 }, | |
5471 | { 0x14cc, 0, 0x00000000, 0x00000001 }, | |
5472 | { 0x14d0, 0, 0xffffffff, 0x00000000 }, | |
b6016b76 MC |
5473 | |
5474 | { 0x1800, 0, 0x00000000, 0x00000001 }, | |
5475 | { 0x1804, 0, 0x00000000, 0x00000003 }, | |
b6016b76 MC |
5476 | |
5477 | { 0x2800, 0, 0x00000000, 0x00000001 }, | |
5478 | { 0x2804, 0, 0x00000000, 0x00003f01 }, | |
5479 | { 0x2808, 0, 0x0f3f3f03, 0x00000000 }, | |
5480 | { 0x2810, 0, 0xffff0000, 0x00000000 }, | |
5481 | { 0x2814, 0, 0xffff0000, 0x00000000 }, | |
5482 | { 0x2818, 0, 0xffff0000, 0x00000000 }, | |
5483 | { 0x281c, 0, 0xffff0000, 0x00000000 }, | |
5484 | { 0x2834, 0, 0xffffffff, 0x00000000 }, | |
5485 | { 0x2840, 0, 0x00000000, 0xffffffff }, | |
5486 | { 0x2844, 0, 0x00000000, 0xffffffff }, | |
5487 | { 0x2848, 0, 0xffffffff, 0x00000000 }, | |
5488 | { 0x284c, 0, 0xf800f800, 0x07ff07ff }, | |
5489 | ||
5490 | { 0x2c00, 0, 0x00000000, 0x00000011 }, | |
5491 | { 0x2c04, 0, 0x00000000, 0x00030007 }, | |
5492 | ||
b6016b76 MC |
5493 | { 0x3c00, 0, 0x00000000, 0x00000001 }, |
5494 | { 0x3c04, 0, 0x00000000, 0x00070000 }, | |
5495 | { 0x3c08, 0, 0x00007f71, 0x07f00000 }, | |
5496 | { 0x3c0c, 0, 0x1f3ffffc, 0x00000000 }, | |
5497 | { 0x3c10, 0, 0xffffffff, 0x00000000 }, | |
5498 | { 0x3c14, 0, 0x00000000, 0xffffffff }, | |
5499 | { 0x3c18, 0, 0x00000000, 0xffffffff }, | |
5500 | { 0x3c1c, 0, 0xfffff000, 0x00000000 }, | |
5501 | { 0x3c20, 0, 0xffffff00, 0x00000000 }, | |
b6016b76 MC |
5502 | |
5503 | { 0x5004, 0, 0x00000000, 0x0000007f }, | |
5504 | { 0x5008, 0, 0x0f0007ff, 0x00000000 }, | |
b6016b76 | 5505 | |
b6016b76 MC |
5506 | { 0x5c00, 0, 0x00000000, 0x00000001 }, |
5507 | { 0x5c04, 0, 0x00000000, 0x0003000f }, | |
5508 | { 0x5c08, 0, 0x00000003, 0x00000000 }, | |
5509 | { 0x5c0c, 0, 0x0000fff8, 0x00000000 }, | |
5510 | { 0x5c10, 0, 0x00000000, 0xffffffff }, | |
5511 | { 0x5c80, 0, 0x00000000, 0x0f7113f1 }, | |
5512 | { 0x5c84, 0, 0x00000000, 0x0000f333 }, | |
5513 | { 0x5c88, 0, 0x00000000, 0x00077373 }, | |
5514 | { 0x5c8c, 0, 0x00000000, 0x0007f737 }, | |
5515 | ||
5516 | { 0x6808, 0, 0x0000ff7f, 0x00000000 }, | |
5517 | { 0x680c, 0, 0xffffffff, 0x00000000 }, | |
5518 | { 0x6810, 0, 0xffffffff, 0x00000000 }, | |
5519 | { 0x6814, 0, 0xffffffff, 0x00000000 }, | |
5520 | { 0x6818, 0, 0xffffffff, 0x00000000 }, | |
5521 | { 0x681c, 0, 0xffffffff, 0x00000000 }, | |
5522 | { 0x6820, 0, 0x00ff00ff, 0x00000000 }, | |
5523 | { 0x6824, 0, 0x00ff00ff, 0x00000000 }, | |
5524 | { 0x6828, 0, 0x00ff00ff, 0x00000000 }, | |
5525 | { 0x682c, 0, 0x03ff03ff, 0x00000000 }, | |
5526 | { 0x6830, 0, 0x03ff03ff, 0x00000000 }, | |
5527 | { 0x6834, 0, 0x03ff03ff, 0x00000000 }, | |
5528 | { 0x6838, 0, 0x03ff03ff, 0x00000000 }, | |
5529 | { 0x683c, 0, 0x0000ffff, 0x00000000 }, | |
5530 | { 0x6840, 0, 0x00000ff0, 0x00000000 }, | |
5531 | { 0x6844, 0, 0x00ffff00, 0x00000000 }, | |
5532 | { 0x684c, 0, 0xffffffff, 0x00000000 }, | |
5533 | { 0x6850, 0, 0x7f7f7f7f, 0x00000000 }, | |
5534 | { 0x6854, 0, 0x7f7f7f7f, 0x00000000 }, | |
5535 | { 0x6858, 0, 0x7f7f7f7f, 0x00000000 }, | |
5536 | { 0x685c, 0, 0x7f7f7f7f, 0x00000000 }, | |
5537 | { 0x6908, 0, 0x00000000, 0x0001ff0f }, | |
5538 | { 0x690c, 0, 0x00000000, 0x0ffe00f0 }, | |
5539 | ||
5540 | { 0xffff, 0, 0x00000000, 0x00000000 }, | |
5541 | }; | |
5542 | ||
5543 | ret = 0; | |
5bae30c9 MC |
5544 | is_5709 = 0; |
5545 | if (CHIP_NUM(bp) == CHIP_NUM_5709) | |
5546 | is_5709 = 1; | |
5547 | ||
b6016b76 MC |
5548 | for (i = 0; reg_tbl[i].offset != 0xffff; i++) { |
5549 | u32 offset, rw_mask, ro_mask, save_val, val; | |
5bae30c9 MC |
5550 | u16 flags = reg_tbl[i].flags; |
5551 | ||
5552 | if (is_5709 && (flags & BNX2_FL_NOT_5709)) | |
5553 | continue; | |
b6016b76 MC |
5554 | |
5555 | offset = (u32) reg_tbl[i].offset; | |
5556 | rw_mask = reg_tbl[i].rw_mask; | |
5557 | ro_mask = reg_tbl[i].ro_mask; | |
5558 | ||
14ab9b86 | 5559 | save_val = readl(bp->regview + offset); |
b6016b76 | 5560 | |
14ab9b86 | 5561 | writel(0, bp->regview + offset); |
b6016b76 | 5562 | |
14ab9b86 | 5563 | val = readl(bp->regview + offset); |
b6016b76 MC |
5564 | if ((val & rw_mask) != 0) { |
5565 | goto reg_test_err; | |
5566 | } | |
5567 | ||
5568 | if ((val & ro_mask) != (save_val & ro_mask)) { | |
5569 | goto reg_test_err; | |
5570 | } | |
5571 | ||
14ab9b86 | 5572 | writel(0xffffffff, bp->regview + offset); |
b6016b76 | 5573 | |
14ab9b86 | 5574 | val = readl(bp->regview + offset); |
b6016b76 MC |
5575 | if ((val & rw_mask) != rw_mask) { |
5576 | goto reg_test_err; | |
5577 | } | |
5578 | ||
5579 | if ((val & ro_mask) != (save_val & ro_mask)) { | |
5580 | goto reg_test_err; | |
5581 | } | |
5582 | ||
14ab9b86 | 5583 | writel(save_val, bp->regview + offset); |
b6016b76 MC |
5584 | continue; |
5585 | ||
5586 | reg_test_err: | |
14ab9b86 | 5587 | writel(save_val, bp->regview + offset); |
b6016b76 MC |
5588 | ret = -ENODEV; |
5589 | break; | |
5590 | } | |
5591 | return ret; | |
5592 | } | |
5593 | ||
5594 | static int | |
5595 | bnx2_do_mem_test(struct bnx2 *bp, u32 start, u32 size) | |
5596 | { | |
f71e1309 | 5597 | static const u32 test_pattern[] = { 0x00000000, 0xffffffff, 0x55555555, |
b6016b76 MC |
5598 | 0xaaaaaaaa , 0xaa55aa55, 0x55aa55aa }; |
5599 | int i; | |
5600 | ||
5601 | for (i = 0; i < sizeof(test_pattern) / 4; i++) { | |
5602 | u32 offset; | |
5603 | ||
5604 | for (offset = 0; offset < size; offset += 4) { | |
5605 | ||
2726d6e1 | 5606 | bnx2_reg_wr_ind(bp, start + offset, test_pattern[i]); |
b6016b76 | 5607 | |
2726d6e1 | 5608 | if (bnx2_reg_rd_ind(bp, start + offset) != |
b6016b76 MC |
5609 | test_pattern[i]) { |
5610 | return -ENODEV; | |
5611 | } | |
5612 | } | |
5613 | } | |
5614 | return 0; | |
5615 | } | |
5616 | ||
5617 | static int | |
5618 | bnx2_test_memory(struct bnx2 *bp) | |
5619 | { | |
5620 | int ret = 0; | |
5621 | int i; | |
5bae30c9 | 5622 | static struct mem_entry { |
b6016b76 MC |
5623 | u32 offset; |
5624 | u32 len; | |
5bae30c9 | 5625 | } mem_tbl_5706[] = { |
b6016b76 | 5626 | { 0x60000, 0x4000 }, |
5b0c76ad | 5627 | { 0xa0000, 0x3000 }, |
b6016b76 MC |
5628 | { 0xe0000, 0x4000 }, |
5629 | { 0x120000, 0x4000 }, | |
5630 | { 0x1a0000, 0x4000 }, | |
5631 | { 0x160000, 0x4000 }, | |
5632 | { 0xffffffff, 0 }, | |
5bae30c9 MC |
5633 | }, |
5634 | mem_tbl_5709[] = { | |
5635 | { 0x60000, 0x4000 }, | |
5636 | { 0xa0000, 0x3000 }, | |
5637 | { 0xe0000, 0x4000 }, | |
5638 | { 0x120000, 0x4000 }, | |
5639 | { 0x1a0000, 0x4000 }, | |
5640 | { 0xffffffff, 0 }, | |
b6016b76 | 5641 | }; |
5bae30c9 MC |
5642 | struct mem_entry *mem_tbl; |
5643 | ||
5644 | if (CHIP_NUM(bp) == CHIP_NUM_5709) | |
5645 | mem_tbl = mem_tbl_5709; | |
5646 | else | |
5647 | mem_tbl = mem_tbl_5706; | |
b6016b76 MC |
5648 | |
5649 | for (i = 0; mem_tbl[i].offset != 0xffffffff; i++) { | |
5650 | if ((ret = bnx2_do_mem_test(bp, mem_tbl[i].offset, | |
5651 | mem_tbl[i].len)) != 0) { | |
5652 | return ret; | |
5653 | } | |
5654 | } | |
6aa20a22 | 5655 | |
b6016b76 MC |
5656 | return ret; |
5657 | } | |
5658 | ||
bc5a0690 MC |
5659 | #define BNX2_MAC_LOOPBACK 0 |
5660 | #define BNX2_PHY_LOOPBACK 1 | |
5661 | ||
b6016b76 | 5662 | static int |
bc5a0690 | 5663 | bnx2_run_loopback(struct bnx2 *bp, int loopback_mode) |
b6016b76 MC |
5664 | { |
5665 | unsigned int pkt_size, num_pkts, i; | |
5666 | struct sk_buff *skb, *rx_skb; | |
5667 | unsigned char *packet; | |
bc5a0690 | 5668 | u16 rx_start_idx, rx_idx; |
b6016b76 MC |
5669 | dma_addr_t map; |
5670 | struct tx_bd *txbd; | |
5671 | struct sw_bd *rx_buf; | |
5672 | struct l2_fhdr *rx_hdr; | |
5673 | int ret = -ENODEV; | |
c76c0475 | 5674 | struct bnx2_napi *bnapi = &bp->bnx2_napi[0], *tx_napi; |
35e9010b | 5675 | struct bnx2_tx_ring_info *txr = &bnapi->tx_ring; |
bb4f98ab | 5676 | struct bnx2_rx_ring_info *rxr = &bnapi->rx_ring; |
c76c0475 MC |
5677 | |
5678 | tx_napi = bnapi; | |
b6016b76 | 5679 | |
35e9010b | 5680 | txr = &tx_napi->tx_ring; |
bb4f98ab | 5681 | rxr = &bnapi->rx_ring; |
bc5a0690 MC |
5682 | if (loopback_mode == BNX2_MAC_LOOPBACK) { |
5683 | bp->loopback = MAC_LOOPBACK; | |
5684 | bnx2_set_mac_loopback(bp); | |
5685 | } | |
5686 | else if (loopback_mode == BNX2_PHY_LOOPBACK) { | |
583c28e5 | 5687 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) |
489310a4 MC |
5688 | return 0; |
5689 | ||
80be4434 | 5690 | bp->loopback = PHY_LOOPBACK; |
bc5a0690 MC |
5691 | bnx2_set_phy_loopback(bp); |
5692 | } | |
5693 | else | |
5694 | return -EINVAL; | |
b6016b76 | 5695 | |
84eaa187 | 5696 | pkt_size = min(bp->dev->mtu + ETH_HLEN, bp->rx_jumbo_thresh - 4); |
932f3772 | 5697 | skb = netdev_alloc_skb(bp->dev, pkt_size); |
b6cbc3b6 JL |
5698 | if (!skb) |
5699 | return -ENOMEM; | |
b6016b76 | 5700 | packet = skb_put(skb, pkt_size); |
6634292b | 5701 | memcpy(packet, bp->dev->dev_addr, 6); |
b6016b76 MC |
5702 | memset(packet + 6, 0x0, 8); |
5703 | for (i = 14; i < pkt_size; i++) | |
5704 | packet[i] = (unsigned char) (i & 0xff); | |
5705 | ||
36227e88 SG |
5706 | map = dma_map_single(&bp->pdev->dev, skb->data, pkt_size, |
5707 | PCI_DMA_TODEVICE); | |
5708 | if (dma_mapping_error(&bp->pdev->dev, map)) { | |
3d16af86 BL |
5709 | dev_kfree_skb(skb); |
5710 | return -EIO; | |
5711 | } | |
b6016b76 | 5712 | |
bf5295bb MC |
5713 | REG_WR(bp, BNX2_HC_COMMAND, |
5714 | bp->hc_cmd | BNX2_HC_COMMAND_COAL_NOW_WO_INT); | |
5715 | ||
b6016b76 MC |
5716 | REG_RD(bp, BNX2_HC_COMMAND); |
5717 | ||
5718 | udelay(5); | |
35efa7c1 | 5719 | rx_start_idx = bnx2_get_hw_rx_cons(bnapi); |
b6016b76 | 5720 | |
b6016b76 MC |
5721 | num_pkts = 0; |
5722 | ||
35e9010b | 5723 | txbd = &txr->tx_desc_ring[TX_RING_IDX(txr->tx_prod)]; |
b6016b76 MC |
5724 | |
5725 | txbd->tx_bd_haddr_hi = (u64) map >> 32; | |
5726 | txbd->tx_bd_haddr_lo = (u64) map & 0xffffffff; | |
5727 | txbd->tx_bd_mss_nbytes = pkt_size; | |
5728 | txbd->tx_bd_vlan_tag_flags = TX_BD_FLAGS_START | TX_BD_FLAGS_END; | |
5729 | ||
5730 | num_pkts++; | |
35e9010b MC |
5731 | txr->tx_prod = NEXT_TX_BD(txr->tx_prod); |
5732 | txr->tx_prod_bseq += pkt_size; | |
b6016b76 | 5733 | |
35e9010b MC |
5734 | REG_WR16(bp, txr->tx_bidx_addr, txr->tx_prod); |
5735 | REG_WR(bp, txr->tx_bseq_addr, txr->tx_prod_bseq); | |
b6016b76 MC |
5736 | |
5737 | udelay(100); | |
5738 | ||
bf5295bb MC |
5739 | REG_WR(bp, BNX2_HC_COMMAND, |
5740 | bp->hc_cmd | BNX2_HC_COMMAND_COAL_NOW_WO_INT); | |
5741 | ||
b6016b76 MC |
5742 | REG_RD(bp, BNX2_HC_COMMAND); |
5743 | ||
5744 | udelay(5); | |
5745 | ||
36227e88 | 5746 | dma_unmap_single(&bp->pdev->dev, map, pkt_size, PCI_DMA_TODEVICE); |
745720e5 | 5747 | dev_kfree_skb(skb); |
b6016b76 | 5748 | |
35e9010b | 5749 | if (bnx2_get_hw_tx_cons(tx_napi) != txr->tx_prod) |
b6016b76 | 5750 | goto loopback_test_done; |
b6016b76 | 5751 | |
35efa7c1 | 5752 | rx_idx = bnx2_get_hw_rx_cons(bnapi); |
b6016b76 MC |
5753 | if (rx_idx != rx_start_idx + num_pkts) { |
5754 | goto loopback_test_done; | |
5755 | } | |
5756 | ||
bb4f98ab | 5757 | rx_buf = &rxr->rx_buf_ring[rx_start_idx]; |
b6016b76 MC |
5758 | rx_skb = rx_buf->skb; |
5759 | ||
a33fa66b | 5760 | rx_hdr = rx_buf->desc; |
d89cb6af | 5761 | skb_reserve(rx_skb, BNX2_RX_OFFSET); |
b6016b76 | 5762 | |
36227e88 | 5763 | dma_sync_single_for_cpu(&bp->pdev->dev, |
1a4ccc2d | 5764 | dma_unmap_addr(rx_buf, mapping), |
b6016b76 MC |
5765 | bp->rx_buf_size, PCI_DMA_FROMDEVICE); |
5766 | ||
ade2bfe7 | 5767 | if (rx_hdr->l2_fhdr_status & |
b6016b76 MC |
5768 | (L2_FHDR_ERRORS_BAD_CRC | |
5769 | L2_FHDR_ERRORS_PHY_DECODE | | |
5770 | L2_FHDR_ERRORS_ALIGNMENT | | |
5771 | L2_FHDR_ERRORS_TOO_SHORT | | |
5772 | L2_FHDR_ERRORS_GIANT_FRAME)) { | |
5773 | ||
5774 | goto loopback_test_done; | |
5775 | } | |
5776 | ||
5777 | if ((rx_hdr->l2_fhdr_pkt_len - 4) != pkt_size) { | |
5778 | goto loopback_test_done; | |
5779 | } | |
5780 | ||
5781 | for (i = 14; i < pkt_size; i++) { | |
5782 | if (*(rx_skb->data + i) != (unsigned char) (i & 0xff)) { | |
5783 | goto loopback_test_done; | |
5784 | } | |
5785 | } | |
5786 | ||
5787 | ret = 0; | |
5788 | ||
5789 | loopback_test_done: | |
5790 | bp->loopback = 0; | |
5791 | return ret; | |
5792 | } | |
5793 | ||
bc5a0690 MC |
5794 | #define BNX2_MAC_LOOPBACK_FAILED 1 |
5795 | #define BNX2_PHY_LOOPBACK_FAILED 2 | |
5796 | #define BNX2_LOOPBACK_FAILED (BNX2_MAC_LOOPBACK_FAILED | \ | |
5797 | BNX2_PHY_LOOPBACK_FAILED) | |
5798 | ||
5799 | static int | |
5800 | bnx2_test_loopback(struct bnx2 *bp) | |
5801 | { | |
5802 | int rc = 0; | |
5803 | ||
5804 | if (!netif_running(bp->dev)) | |
5805 | return BNX2_LOOPBACK_FAILED; | |
5806 | ||
5807 | bnx2_reset_nic(bp, BNX2_DRV_MSG_CODE_RESET); | |
5808 | spin_lock_bh(&bp->phy_lock); | |
9a120bc5 | 5809 | bnx2_init_phy(bp, 1); |
bc5a0690 MC |
5810 | spin_unlock_bh(&bp->phy_lock); |
5811 | if (bnx2_run_loopback(bp, BNX2_MAC_LOOPBACK)) | |
5812 | rc |= BNX2_MAC_LOOPBACK_FAILED; | |
5813 | if (bnx2_run_loopback(bp, BNX2_PHY_LOOPBACK)) | |
5814 | rc |= BNX2_PHY_LOOPBACK_FAILED; | |
5815 | return rc; | |
5816 | } | |
5817 | ||
b6016b76 MC |
5818 | #define NVRAM_SIZE 0x200 |
5819 | #define CRC32_RESIDUAL 0xdebb20e3 | |
5820 | ||
5821 | static int | |
5822 | bnx2_test_nvram(struct bnx2 *bp) | |
5823 | { | |
b491edd5 | 5824 | __be32 buf[NVRAM_SIZE / 4]; |
b6016b76 MC |
5825 | u8 *data = (u8 *) buf; |
5826 | int rc = 0; | |
5827 | u32 magic, csum; | |
5828 | ||
5829 | if ((rc = bnx2_nvram_read(bp, 0, data, 4)) != 0) | |
5830 | goto test_nvram_done; | |
5831 | ||
5832 | magic = be32_to_cpu(buf[0]); | |
5833 | if (magic != 0x669955aa) { | |
5834 | rc = -ENODEV; | |
5835 | goto test_nvram_done; | |
5836 | } | |
5837 | ||
5838 | if ((rc = bnx2_nvram_read(bp, 0x100, data, NVRAM_SIZE)) != 0) | |
5839 | goto test_nvram_done; | |
5840 | ||
5841 | csum = ether_crc_le(0x100, data); | |
5842 | if (csum != CRC32_RESIDUAL) { | |
5843 | rc = -ENODEV; | |
5844 | goto test_nvram_done; | |
5845 | } | |
5846 | ||
5847 | csum = ether_crc_le(0x100, data + 0x100); | |
5848 | if (csum != CRC32_RESIDUAL) { | |
5849 | rc = -ENODEV; | |
5850 | } | |
5851 | ||
5852 | test_nvram_done: | |
5853 | return rc; | |
5854 | } | |
5855 | ||
5856 | static int | |
5857 | bnx2_test_link(struct bnx2 *bp) | |
5858 | { | |
5859 | u32 bmsr; | |
5860 | ||
9f52b564 MC |
5861 | if (!netif_running(bp->dev)) |
5862 | return -ENODEV; | |
5863 | ||
583c28e5 | 5864 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) { |
489310a4 MC |
5865 | if (bp->link_up) |
5866 | return 0; | |
5867 | return -ENODEV; | |
5868 | } | |
c770a65c | 5869 | spin_lock_bh(&bp->phy_lock); |
27a005b8 MC |
5870 | bnx2_enable_bmsr1(bp); |
5871 | bnx2_read_phy(bp, bp->mii_bmsr1, &bmsr); | |
5872 | bnx2_read_phy(bp, bp->mii_bmsr1, &bmsr); | |
5873 | bnx2_disable_bmsr1(bp); | |
c770a65c | 5874 | spin_unlock_bh(&bp->phy_lock); |
6aa20a22 | 5875 | |
b6016b76 MC |
5876 | if (bmsr & BMSR_LSTATUS) { |
5877 | return 0; | |
5878 | } | |
5879 | return -ENODEV; | |
5880 | } | |
5881 | ||
5882 | static int | |
5883 | bnx2_test_intr(struct bnx2 *bp) | |
5884 | { | |
5885 | int i; | |
b6016b76 MC |
5886 | u16 status_idx; |
5887 | ||
5888 | if (!netif_running(bp->dev)) | |
5889 | return -ENODEV; | |
5890 | ||
5891 | status_idx = REG_RD(bp, BNX2_PCICFG_INT_ACK_CMD) & 0xffff; | |
5892 | ||
5893 | /* This register is not touched during run-time. */ | |
bf5295bb | 5894 | REG_WR(bp, BNX2_HC_COMMAND, bp->hc_cmd | BNX2_HC_COMMAND_COAL_NOW); |
b6016b76 MC |
5895 | REG_RD(bp, BNX2_HC_COMMAND); |
5896 | ||
5897 | for (i = 0; i < 10; i++) { | |
5898 | if ((REG_RD(bp, BNX2_PCICFG_INT_ACK_CMD) & 0xffff) != | |
5899 | status_idx) { | |
5900 | ||
5901 | break; | |
5902 | } | |
5903 | ||
5904 | msleep_interruptible(10); | |
5905 | } | |
5906 | if (i < 10) | |
5907 | return 0; | |
5908 | ||
5909 | return -ENODEV; | |
5910 | } | |
5911 | ||
38ea3686 | 5912 | /* Determining link for parallel detection. */ |
b2fadeae MC |
5913 | static int |
5914 | bnx2_5706_serdes_has_link(struct bnx2 *bp) | |
5915 | { | |
5916 | u32 mode_ctl, an_dbg, exp; | |
5917 | ||
38ea3686 MC |
5918 | if (bp->phy_flags & BNX2_PHY_FLAG_NO_PARALLEL) |
5919 | return 0; | |
5920 | ||
b2fadeae MC |
5921 | bnx2_write_phy(bp, MII_BNX2_MISC_SHADOW, MISC_SHDW_MODE_CTL); |
5922 | bnx2_read_phy(bp, MII_BNX2_MISC_SHADOW, &mode_ctl); | |
5923 | ||
5924 | if (!(mode_ctl & MISC_SHDW_MODE_CTL_SIG_DET)) | |
5925 | return 0; | |
5926 | ||
5927 | bnx2_write_phy(bp, MII_BNX2_MISC_SHADOW, MISC_SHDW_AN_DBG); | |
5928 | bnx2_read_phy(bp, MII_BNX2_MISC_SHADOW, &an_dbg); | |
5929 | bnx2_read_phy(bp, MII_BNX2_MISC_SHADOW, &an_dbg); | |
5930 | ||
f3014c0c | 5931 | if (an_dbg & (MISC_SHDW_AN_DBG_NOSYNC | MISC_SHDW_AN_DBG_RUDI_INVALID)) |
b2fadeae MC |
5932 | return 0; |
5933 | ||
5934 | bnx2_write_phy(bp, MII_BNX2_DSP_ADDRESS, MII_EXPAND_REG1); | |
5935 | bnx2_read_phy(bp, MII_BNX2_DSP_RW_PORT, &exp); | |
5936 | bnx2_read_phy(bp, MII_BNX2_DSP_RW_PORT, &exp); | |
5937 | ||
5938 | if (exp & MII_EXPAND_REG1_RUDI_C) /* receiving CONFIG */ | |
5939 | return 0; | |
5940 | ||
5941 | return 1; | |
5942 | } | |
5943 | ||
b6016b76 | 5944 | static void |
48b01e2d | 5945 | bnx2_5706_serdes_timer(struct bnx2 *bp) |
b6016b76 | 5946 | { |
b2fadeae MC |
5947 | int check_link = 1; |
5948 | ||
48b01e2d | 5949 | spin_lock(&bp->phy_lock); |
b2fadeae | 5950 | if (bp->serdes_an_pending) { |
48b01e2d | 5951 | bp->serdes_an_pending--; |
b2fadeae MC |
5952 | check_link = 0; |
5953 | } else if ((bp->link_up == 0) && (bp->autoneg & AUTONEG_SPEED)) { | |
48b01e2d | 5954 | u32 bmcr; |
b6016b76 | 5955 | |
ac392abc | 5956 | bp->current_interval = BNX2_TIMER_INTERVAL; |
cd339a0e | 5957 | |
ca58c3af | 5958 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
b6016b76 | 5959 | |
48b01e2d | 5960 | if (bmcr & BMCR_ANENABLE) { |
b2fadeae | 5961 | if (bnx2_5706_serdes_has_link(bp)) { |
48b01e2d MC |
5962 | bmcr &= ~BMCR_ANENABLE; |
5963 | bmcr |= BMCR_SPEED1000 | BMCR_FULLDPLX; | |
ca58c3af | 5964 | bnx2_write_phy(bp, bp->mii_bmcr, bmcr); |
583c28e5 | 5965 | bp->phy_flags |= BNX2_PHY_FLAG_PARALLEL_DETECT; |
48b01e2d | 5966 | } |
b6016b76 | 5967 | } |
48b01e2d MC |
5968 | } |
5969 | else if ((bp->link_up) && (bp->autoneg & AUTONEG_SPEED) && | |
583c28e5 | 5970 | (bp->phy_flags & BNX2_PHY_FLAG_PARALLEL_DETECT)) { |
48b01e2d | 5971 | u32 phy2; |
b6016b76 | 5972 | |
48b01e2d MC |
5973 | bnx2_write_phy(bp, 0x17, 0x0f01); |
5974 | bnx2_read_phy(bp, 0x15, &phy2); | |
5975 | if (phy2 & 0x20) { | |
5976 | u32 bmcr; | |
cd339a0e | 5977 | |
ca58c3af | 5978 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
48b01e2d | 5979 | bmcr |= BMCR_ANENABLE; |
ca58c3af | 5980 | bnx2_write_phy(bp, bp->mii_bmcr, bmcr); |
b6016b76 | 5981 | |
583c28e5 | 5982 | bp->phy_flags &= ~BNX2_PHY_FLAG_PARALLEL_DETECT; |
48b01e2d MC |
5983 | } |
5984 | } else | |
ac392abc | 5985 | bp->current_interval = BNX2_TIMER_INTERVAL; |
b6016b76 | 5986 | |
a2724e25 | 5987 | if (check_link) { |
b2fadeae MC |
5988 | u32 val; |
5989 | ||
5990 | bnx2_write_phy(bp, MII_BNX2_MISC_SHADOW, MISC_SHDW_AN_DBG); | |
5991 | bnx2_read_phy(bp, MII_BNX2_MISC_SHADOW, &val); | |
5992 | bnx2_read_phy(bp, MII_BNX2_MISC_SHADOW, &val); | |
5993 | ||
a2724e25 MC |
5994 | if (bp->link_up && (val & MISC_SHDW_AN_DBG_NOSYNC)) { |
5995 | if (!(bp->phy_flags & BNX2_PHY_FLAG_FORCED_DOWN)) { | |
5996 | bnx2_5706s_force_link_dn(bp, 1); | |
5997 | bp->phy_flags |= BNX2_PHY_FLAG_FORCED_DOWN; | |
5998 | } else | |
5999 | bnx2_set_link(bp); | |
6000 | } else if (!bp->link_up && !(val & MISC_SHDW_AN_DBG_NOSYNC)) | |
6001 | bnx2_set_link(bp); | |
b2fadeae | 6002 | } |
48b01e2d MC |
6003 | spin_unlock(&bp->phy_lock); |
6004 | } | |
b6016b76 | 6005 | |
f8dd064e MC |
6006 | static void |
6007 | bnx2_5708_serdes_timer(struct bnx2 *bp) | |
6008 | { | |
583c28e5 | 6009 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) |
0d8a6571 MC |
6010 | return; |
6011 | ||
583c28e5 | 6012 | if ((bp->phy_flags & BNX2_PHY_FLAG_2_5G_CAPABLE) == 0) { |
f8dd064e MC |
6013 | bp->serdes_an_pending = 0; |
6014 | return; | |
6015 | } | |
b6016b76 | 6016 | |
f8dd064e MC |
6017 | spin_lock(&bp->phy_lock); |
6018 | if (bp->serdes_an_pending) | |
6019 | bp->serdes_an_pending--; | |
6020 | else if ((bp->link_up == 0) && (bp->autoneg & AUTONEG_SPEED)) { | |
6021 | u32 bmcr; | |
b6016b76 | 6022 | |
ca58c3af | 6023 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
f8dd064e | 6024 | if (bmcr & BMCR_ANENABLE) { |
605a9e20 | 6025 | bnx2_enable_forced_2g5(bp); |
40105c0b | 6026 | bp->current_interval = BNX2_SERDES_FORCED_TIMEOUT; |
f8dd064e | 6027 | } else { |
605a9e20 | 6028 | bnx2_disable_forced_2g5(bp); |
f8dd064e | 6029 | bp->serdes_an_pending = 2; |
ac392abc | 6030 | bp->current_interval = BNX2_TIMER_INTERVAL; |
b6016b76 | 6031 | } |
b6016b76 | 6032 | |
f8dd064e | 6033 | } else |
ac392abc | 6034 | bp->current_interval = BNX2_TIMER_INTERVAL; |
b6016b76 | 6035 | |
f8dd064e MC |
6036 | spin_unlock(&bp->phy_lock); |
6037 | } | |
6038 | ||
48b01e2d MC |
6039 | static void |
6040 | bnx2_timer(unsigned long data) | |
6041 | { | |
6042 | struct bnx2 *bp = (struct bnx2 *) data; | |
b6016b76 | 6043 | |
48b01e2d MC |
6044 | if (!netif_running(bp->dev)) |
6045 | return; | |
b6016b76 | 6046 | |
48b01e2d MC |
6047 | if (atomic_read(&bp->intr_sem) != 0) |
6048 | goto bnx2_restart_timer; | |
b6016b76 | 6049 | |
efba0180 MC |
6050 | if ((bp->flags & (BNX2_FLAG_USING_MSI | BNX2_FLAG_ONE_SHOT_MSI)) == |
6051 | BNX2_FLAG_USING_MSI) | |
6052 | bnx2_chk_missed_msi(bp); | |
6053 | ||
df149d70 | 6054 | bnx2_send_heart_beat(bp); |
b6016b76 | 6055 | |
2726d6e1 MC |
6056 | bp->stats_blk->stat_FwRxDrop = |
6057 | bnx2_reg_rd_ind(bp, BNX2_FW_RX_DROP_COUNT); | |
b6016b76 | 6058 | |
02537b06 | 6059 | /* workaround occasional corrupted counters */ |
61d9e3fa | 6060 | if ((bp->flags & BNX2_FLAG_BROKEN_STATS) && bp->stats_ticks) |
02537b06 MC |
6061 | REG_WR(bp, BNX2_HC_COMMAND, bp->hc_cmd | |
6062 | BNX2_HC_COMMAND_STATS_NOW); | |
6063 | ||
583c28e5 | 6064 | if (bp->phy_flags & BNX2_PHY_FLAG_SERDES) { |
f8dd064e MC |
6065 | if (CHIP_NUM(bp) == CHIP_NUM_5706) |
6066 | bnx2_5706_serdes_timer(bp); | |
27a005b8 | 6067 | else |
f8dd064e | 6068 | bnx2_5708_serdes_timer(bp); |
b6016b76 MC |
6069 | } |
6070 | ||
6071 | bnx2_restart_timer: | |
cd339a0e | 6072 | mod_timer(&bp->timer, jiffies + bp->current_interval); |
b6016b76 MC |
6073 | } |
6074 | ||
8e6a72c4 MC |
6075 | static int |
6076 | bnx2_request_irq(struct bnx2 *bp) | |
6077 | { | |
6d866ffc | 6078 | unsigned long flags; |
b4b36042 MC |
6079 | struct bnx2_irq *irq; |
6080 | int rc = 0, i; | |
8e6a72c4 | 6081 | |
f86e82fb | 6082 | if (bp->flags & BNX2_FLAG_USING_MSI_OR_MSIX) |
6d866ffc MC |
6083 | flags = 0; |
6084 | else | |
6085 | flags = IRQF_SHARED; | |
b4b36042 MC |
6086 | |
6087 | for (i = 0; i < bp->irq_nvecs; i++) { | |
6088 | irq = &bp->irq_tbl[i]; | |
c76c0475 | 6089 | rc = request_irq(irq->vector, irq->handler, flags, irq->name, |
f0ea2e63 | 6090 | &bp->bnx2_napi[i]); |
b4b36042 MC |
6091 | if (rc) |
6092 | break; | |
6093 | irq->requested = 1; | |
6094 | } | |
8e6a72c4 MC |
6095 | return rc; |
6096 | } | |
6097 | ||
6098 | static void | |
6099 | bnx2_free_irq(struct bnx2 *bp) | |
6100 | { | |
b4b36042 MC |
6101 | struct bnx2_irq *irq; |
6102 | int i; | |
8e6a72c4 | 6103 | |
b4b36042 MC |
6104 | for (i = 0; i < bp->irq_nvecs; i++) { |
6105 | irq = &bp->irq_tbl[i]; | |
6106 | if (irq->requested) | |
f0ea2e63 | 6107 | free_irq(irq->vector, &bp->bnx2_napi[i]); |
b4b36042 | 6108 | irq->requested = 0; |
6d866ffc | 6109 | } |
f86e82fb | 6110 | if (bp->flags & BNX2_FLAG_USING_MSI) |
b4b36042 | 6111 | pci_disable_msi(bp->pdev); |
f86e82fb | 6112 | else if (bp->flags & BNX2_FLAG_USING_MSIX) |
b4b36042 MC |
6113 | pci_disable_msix(bp->pdev); |
6114 | ||
f86e82fb | 6115 | bp->flags &= ~(BNX2_FLAG_USING_MSI_OR_MSIX | BNX2_FLAG_ONE_SHOT_MSI); |
b4b36042 MC |
6116 | } |
6117 | ||
6118 | static void | |
5e9ad9e1 | 6119 | bnx2_enable_msix(struct bnx2 *bp, int msix_vecs) |
b4b36042 | 6120 | { |
379b39a2 | 6121 | int i, total_vecs, rc; |
57851d84 | 6122 | struct msix_entry msix_ent[BNX2_MAX_MSIX_VEC]; |
4e1d0de9 MC |
6123 | struct net_device *dev = bp->dev; |
6124 | const int len = sizeof(bp->irq_tbl[0].name); | |
57851d84 | 6125 | |
b4b36042 MC |
6126 | bnx2_setup_msix_tbl(bp); |
6127 | REG_WR(bp, BNX2_PCI_MSIX_CONTROL, BNX2_MAX_MSIX_HW_VEC - 1); | |
6128 | REG_WR(bp, BNX2_PCI_MSIX_TBL_OFF_BIR, BNX2_PCI_GRC_WINDOW2_BASE); | |
6129 | REG_WR(bp, BNX2_PCI_MSIX_PBA_OFF_BIT, BNX2_PCI_GRC_WINDOW3_BASE); | |
57851d84 | 6130 | |
e2eb8e38 BL |
6131 | /* Need to flush the previous three writes to ensure MSI-X |
6132 | * is setup properly */ | |
6133 | REG_RD(bp, BNX2_PCI_MSIX_CONTROL); | |
6134 | ||
57851d84 MC |
6135 | for (i = 0; i < BNX2_MAX_MSIX_VEC; i++) { |
6136 | msix_ent[i].entry = i; | |
6137 | msix_ent[i].vector = 0; | |
6138 | } | |
6139 | ||
379b39a2 MC |
6140 | total_vecs = msix_vecs; |
6141 | #ifdef BCM_CNIC | |
6142 | total_vecs++; | |
6143 | #endif | |
6144 | rc = -ENOSPC; | |
6145 | while (total_vecs >= BNX2_MIN_MSIX_VEC) { | |
6146 | rc = pci_enable_msix(bp->pdev, msix_ent, total_vecs); | |
6147 | if (rc <= 0) | |
6148 | break; | |
6149 | if (rc > 0) | |
6150 | total_vecs = rc; | |
6151 | } | |
6152 | ||
57851d84 MC |
6153 | if (rc != 0) |
6154 | return; | |
6155 | ||
379b39a2 MC |
6156 | msix_vecs = total_vecs; |
6157 | #ifdef BCM_CNIC | |
6158 | msix_vecs--; | |
6159 | #endif | |
5e9ad9e1 | 6160 | bp->irq_nvecs = msix_vecs; |
f86e82fb | 6161 | bp->flags |= BNX2_FLAG_USING_MSIX | BNX2_FLAG_ONE_SHOT_MSI; |
379b39a2 | 6162 | for (i = 0; i < total_vecs; i++) { |
57851d84 | 6163 | bp->irq_tbl[i].vector = msix_ent[i].vector; |
69010313 MC |
6164 | snprintf(bp->irq_tbl[i].name, len, "%s-%d", dev->name, i); |
6165 | bp->irq_tbl[i].handler = bnx2_msi_1shot; | |
6166 | } | |
6d866ffc MC |
6167 | } |
6168 | ||
657d92fe | 6169 | static int |
6d866ffc MC |
6170 | bnx2_setup_int_mode(struct bnx2 *bp, int dis_msi) |
6171 | { | |
5e9ad9e1 | 6172 | int cpus = num_online_cpus(); |
706bf240 | 6173 | int msix_vecs = min(cpus + 1, RX_MAX_RINGS); |
5e9ad9e1 | 6174 | |
6d866ffc MC |
6175 | bp->irq_tbl[0].handler = bnx2_interrupt; |
6176 | strcpy(bp->irq_tbl[0].name, bp->dev->name); | |
b4b36042 MC |
6177 | bp->irq_nvecs = 1; |
6178 | bp->irq_tbl[0].vector = bp->pdev->irq; | |
6179 | ||
3d5f3a7b | 6180 | if ((bp->flags & BNX2_FLAG_MSIX_CAP) && !dis_msi) |
5e9ad9e1 | 6181 | bnx2_enable_msix(bp, msix_vecs); |
6d866ffc | 6182 | |
f86e82fb DM |
6183 | if ((bp->flags & BNX2_FLAG_MSI_CAP) && !dis_msi && |
6184 | !(bp->flags & BNX2_FLAG_USING_MSIX)) { | |
6d866ffc | 6185 | if (pci_enable_msi(bp->pdev) == 0) { |
f86e82fb | 6186 | bp->flags |= BNX2_FLAG_USING_MSI; |
6d866ffc | 6187 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
f86e82fb | 6188 | bp->flags |= BNX2_FLAG_ONE_SHOT_MSI; |
6d866ffc MC |
6189 | bp->irq_tbl[0].handler = bnx2_msi_1shot; |
6190 | } else | |
6191 | bp->irq_tbl[0].handler = bnx2_msi; | |
b4b36042 MC |
6192 | |
6193 | bp->irq_tbl[0].vector = bp->pdev->irq; | |
6d866ffc MC |
6194 | } |
6195 | } | |
706bf240 BL |
6196 | |
6197 | bp->num_tx_rings = rounddown_pow_of_two(bp->irq_nvecs); | |
657d92fe | 6198 | netif_set_real_num_tx_queues(bp->dev, bp->num_tx_rings); |
706bf240 | 6199 | |
5e9ad9e1 | 6200 | bp->num_rx_rings = bp->irq_nvecs; |
657d92fe | 6201 | return netif_set_real_num_rx_queues(bp->dev, bp->num_rx_rings); |
8e6a72c4 MC |
6202 | } |
6203 | ||
b6016b76 MC |
6204 | /* Called with rtnl_lock */ |
6205 | static int | |
6206 | bnx2_open(struct net_device *dev) | |
6207 | { | |
972ec0d4 | 6208 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6209 | int rc; |
6210 | ||
1b2f922f MC |
6211 | netif_carrier_off(dev); |
6212 | ||
829ca9a3 | 6213 | bnx2_set_power_state(bp, PCI_D0); |
b6016b76 MC |
6214 | bnx2_disable_int(bp); |
6215 | ||
657d92fe BH |
6216 | rc = bnx2_setup_int_mode(bp, disable_msi); |
6217 | if (rc) | |
6218 | goto open_err; | |
4327ba43 | 6219 | bnx2_init_napi(bp); |
35e9010b | 6220 | bnx2_napi_enable(bp); |
b6016b76 | 6221 | rc = bnx2_alloc_mem(bp); |
2739a8bb MC |
6222 | if (rc) |
6223 | goto open_err; | |
b6016b76 | 6224 | |
8e6a72c4 | 6225 | rc = bnx2_request_irq(bp); |
2739a8bb MC |
6226 | if (rc) |
6227 | goto open_err; | |
b6016b76 | 6228 | |
9a120bc5 | 6229 | rc = bnx2_init_nic(bp, 1); |
2739a8bb MC |
6230 | if (rc) |
6231 | goto open_err; | |
6aa20a22 | 6232 | |
cd339a0e | 6233 | mod_timer(&bp->timer, jiffies + bp->current_interval); |
b6016b76 MC |
6234 | |
6235 | atomic_set(&bp->intr_sem, 0); | |
6236 | ||
354fcd77 MC |
6237 | memset(bp->temp_stats_blk, 0, sizeof(struct statistics_block)); |
6238 | ||
b6016b76 MC |
6239 | bnx2_enable_int(bp); |
6240 | ||
f86e82fb | 6241 | if (bp->flags & BNX2_FLAG_USING_MSI) { |
b6016b76 MC |
6242 | /* Test MSI to make sure it is working |
6243 | * If MSI test fails, go back to INTx mode | |
6244 | */ | |
6245 | if (bnx2_test_intr(bp) != 0) { | |
3a9c6a49 | 6246 | 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"); |
b6016b76 MC |
6247 | |
6248 | bnx2_disable_int(bp); | |
8e6a72c4 | 6249 | bnx2_free_irq(bp); |
b6016b76 | 6250 | |
6d866ffc MC |
6251 | bnx2_setup_int_mode(bp, 1); |
6252 | ||
9a120bc5 | 6253 | rc = bnx2_init_nic(bp, 0); |
b6016b76 | 6254 | |
8e6a72c4 MC |
6255 | if (!rc) |
6256 | rc = bnx2_request_irq(bp); | |
6257 | ||
b6016b76 | 6258 | if (rc) { |
b6016b76 | 6259 | del_timer_sync(&bp->timer); |
2739a8bb | 6260 | goto open_err; |
b6016b76 MC |
6261 | } |
6262 | bnx2_enable_int(bp); | |
6263 | } | |
6264 | } | |
f86e82fb | 6265 | if (bp->flags & BNX2_FLAG_USING_MSI) |
3a9c6a49 | 6266 | netdev_info(dev, "using MSI\n"); |
f86e82fb | 6267 | else if (bp->flags & BNX2_FLAG_USING_MSIX) |
3a9c6a49 | 6268 | netdev_info(dev, "using MSIX\n"); |
b6016b76 | 6269 | |
706bf240 | 6270 | netif_tx_start_all_queues(dev); |
b6016b76 MC |
6271 | |
6272 | return 0; | |
2739a8bb MC |
6273 | |
6274 | open_err: | |
6275 | bnx2_napi_disable(bp); | |
6276 | bnx2_free_skbs(bp); | |
6277 | bnx2_free_irq(bp); | |
6278 | bnx2_free_mem(bp); | |
f048fa9c | 6279 | bnx2_del_napi(bp); |
2739a8bb | 6280 | return rc; |
b6016b76 MC |
6281 | } |
6282 | ||
6283 | static void | |
c4028958 | 6284 | bnx2_reset_task(struct work_struct *work) |
b6016b76 | 6285 | { |
c4028958 | 6286 | struct bnx2 *bp = container_of(work, struct bnx2, reset_task); |
b6016b76 | 6287 | |
51bf6bb4 MC |
6288 | rtnl_lock(); |
6289 | if (!netif_running(bp->dev)) { | |
6290 | rtnl_unlock(); | |
afdc08b9 | 6291 | return; |
51bf6bb4 | 6292 | } |
afdc08b9 | 6293 | |
212f9934 | 6294 | bnx2_netif_stop(bp, true); |
b6016b76 | 6295 | |
9a120bc5 | 6296 | bnx2_init_nic(bp, 1); |
b6016b76 MC |
6297 | |
6298 | atomic_set(&bp->intr_sem, 1); | |
212f9934 | 6299 | bnx2_netif_start(bp, true); |
51bf6bb4 | 6300 | rtnl_unlock(); |
b6016b76 MC |
6301 | } |
6302 | ||
20175c57 MC |
6303 | static void |
6304 | bnx2_dump_state(struct bnx2 *bp) | |
6305 | { | |
6306 | struct net_device *dev = bp->dev; | |
5804a8fb MC |
6307 | u32 mcp_p0, mcp_p1, val1, val2; |
6308 | ||
6309 | pci_read_config_dword(bp->pdev, PCI_COMMAND, &val1); | |
6310 | netdev_err(dev, "DEBUG: intr_sem[%x] PCI_CMD[%08x]\n", | |
6311 | atomic_read(&bp->intr_sem), val1); | |
6312 | pci_read_config_dword(bp->pdev, bp->pm_cap + PCI_PM_CTRL, &val1); | |
6313 | pci_read_config_dword(bp->pdev, BNX2_PCICFG_MISC_CONFIG, &val2); | |
6314 | netdev_err(dev, "DEBUG: PCI_PM[%08x] PCI_MISC_CFG[%08x]\n", val1, val2); | |
b98eba52 | 6315 | netdev_err(dev, "DEBUG: EMAC_TX_STATUS[%08x] EMAC_RX_STATUS[%08x]\n", |
3a9c6a49 | 6316 | REG_RD(bp, BNX2_EMAC_TX_STATUS), |
b98eba52 EW |
6317 | REG_RD(bp, BNX2_EMAC_RX_STATUS)); |
6318 | netdev_err(dev, "DEBUG: RPM_MGMT_PKT_CTRL[%08x]\n", | |
3a9c6a49 | 6319 | REG_RD(bp, BNX2_RPM_MGMT_PKT_CTRL)); |
b98eba52 EW |
6320 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
6321 | mcp_p0 = BNX2_MCP_STATE_P0; | |
6322 | mcp_p1 = BNX2_MCP_STATE_P1; | |
6323 | } else { | |
6324 | mcp_p0 = BNX2_MCP_STATE_P0_5708; | |
6325 | mcp_p1 = BNX2_MCP_STATE_P1_5708; | |
6326 | } | |
3a9c6a49 | 6327 | netdev_err(dev, "DEBUG: MCP_STATE_P0[%08x] MCP_STATE_P1[%08x]\n", |
b98eba52 | 6328 | bnx2_reg_rd_ind(bp, mcp_p0), bnx2_reg_rd_ind(bp, mcp_p1)); |
3a9c6a49 JP |
6329 | netdev_err(dev, "DEBUG: HC_STATS_INTERRUPT_STATUS[%08x]\n", |
6330 | REG_RD(bp, BNX2_HC_STATS_INTERRUPT_STATUS)); | |
20175c57 | 6331 | if (bp->flags & BNX2_FLAG_USING_MSIX) |
3a9c6a49 JP |
6332 | netdev_err(dev, "DEBUG: PBA[%08x]\n", |
6333 | REG_RD(bp, BNX2_PCI_GRC_WINDOW3_BASE)); | |
20175c57 MC |
6334 | } |
6335 | ||
b6016b76 MC |
6336 | static void |
6337 | bnx2_tx_timeout(struct net_device *dev) | |
6338 | { | |
972ec0d4 | 6339 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 6340 | |
20175c57 MC |
6341 | bnx2_dump_state(bp); |
6342 | ||
b6016b76 MC |
6343 | /* This allows the netif to be shutdown gracefully before resetting */ |
6344 | schedule_work(&bp->reset_task); | |
6345 | } | |
6346 | ||
932ff279 | 6347 | /* Called with netif_tx_lock. |
2f8af120 MC |
6348 | * bnx2_tx_int() runs without netif_tx_lock unless it needs to call |
6349 | * netif_wake_queue(). | |
b6016b76 | 6350 | */ |
61357325 | 6351 | static netdev_tx_t |
b6016b76 MC |
6352 | bnx2_start_xmit(struct sk_buff *skb, struct net_device *dev) |
6353 | { | |
972ec0d4 | 6354 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6355 | dma_addr_t mapping; |
6356 | struct tx_bd *txbd; | |
3d16af86 | 6357 | struct sw_tx_bd *tx_buf; |
b6016b76 MC |
6358 | u32 len, vlan_tag_flags, last_frag, mss; |
6359 | u16 prod, ring_prod; | |
6360 | int i; | |
706bf240 BL |
6361 | struct bnx2_napi *bnapi; |
6362 | struct bnx2_tx_ring_info *txr; | |
6363 | struct netdev_queue *txq; | |
6364 | ||
6365 | /* Determine which tx ring we will be placed on */ | |
6366 | i = skb_get_queue_mapping(skb); | |
6367 | bnapi = &bp->bnx2_napi[i]; | |
6368 | txr = &bnapi->tx_ring; | |
6369 | txq = netdev_get_tx_queue(dev, i); | |
b6016b76 | 6370 | |
35e9010b | 6371 | if (unlikely(bnx2_tx_avail(bp, txr) < |
a550c99b | 6372 | (skb_shinfo(skb)->nr_frags + 1))) { |
706bf240 | 6373 | netif_tx_stop_queue(txq); |
3a9c6a49 | 6374 | netdev_err(dev, "BUG! Tx ring full when queue awake!\n"); |
b6016b76 MC |
6375 | |
6376 | return NETDEV_TX_BUSY; | |
6377 | } | |
6378 | len = skb_headlen(skb); | |
35e9010b | 6379 | prod = txr->tx_prod; |
b6016b76 MC |
6380 | ring_prod = TX_RING_IDX(prod); |
6381 | ||
6382 | vlan_tag_flags = 0; | |
84fa7933 | 6383 | if (skb->ip_summed == CHECKSUM_PARTIAL) { |
b6016b76 MC |
6384 | vlan_tag_flags |= TX_BD_FLAGS_TCP_UDP_CKSUM; |
6385 | } | |
6386 | ||
eab6d18d | 6387 | if (vlan_tx_tag_present(skb)) { |
b6016b76 MC |
6388 | vlan_tag_flags |= |
6389 | (TX_BD_FLAGS_VLAN_TAG | (vlan_tx_tag_get(skb) << 16)); | |
6390 | } | |
7d0fd211 | 6391 | |
fde82055 | 6392 | if ((mss = skb_shinfo(skb)->gso_size)) { |
a1efb4b6 | 6393 | u32 tcp_opt_len; |
eddc9ec5 | 6394 | struct iphdr *iph; |
b6016b76 | 6395 | |
b6016b76 MC |
6396 | vlan_tag_flags |= TX_BD_FLAGS_SW_LSO; |
6397 | ||
4666f87a MC |
6398 | tcp_opt_len = tcp_optlen(skb); |
6399 | ||
6400 | if (skb_shinfo(skb)->gso_type & SKB_GSO_TCPV6) { | |
6401 | u32 tcp_off = skb_transport_offset(skb) - | |
6402 | sizeof(struct ipv6hdr) - ETH_HLEN; | |
ab6a5bb6 | 6403 | |
4666f87a MC |
6404 | vlan_tag_flags |= ((tcp_opt_len >> 2) << 8) | |
6405 | TX_BD_FLAGS_SW_FLAGS; | |
6406 | if (likely(tcp_off == 0)) | |
6407 | vlan_tag_flags &= ~TX_BD_FLAGS_TCP6_OFF0_MSK; | |
6408 | else { | |
6409 | tcp_off >>= 3; | |
6410 | vlan_tag_flags |= ((tcp_off & 0x3) << | |
6411 | TX_BD_FLAGS_TCP6_OFF0_SHL) | | |
6412 | ((tcp_off & 0x10) << | |
6413 | TX_BD_FLAGS_TCP6_OFF4_SHL); | |
6414 | mss |= (tcp_off & 0xc) << TX_BD_TCP6_OFF2_SHL; | |
6415 | } | |
6416 | } else { | |
4666f87a | 6417 | iph = ip_hdr(skb); |
4666f87a MC |
6418 | if (tcp_opt_len || (iph->ihl > 5)) { |
6419 | vlan_tag_flags |= ((iph->ihl - 5) + | |
6420 | (tcp_opt_len >> 2)) << 8; | |
6421 | } | |
b6016b76 | 6422 | } |
4666f87a | 6423 | } else |
b6016b76 | 6424 | mss = 0; |
b6016b76 | 6425 | |
36227e88 SG |
6426 | mapping = dma_map_single(&bp->pdev->dev, skb->data, len, PCI_DMA_TODEVICE); |
6427 | if (dma_mapping_error(&bp->pdev->dev, mapping)) { | |
3d16af86 BL |
6428 | dev_kfree_skb(skb); |
6429 | return NETDEV_TX_OK; | |
6430 | } | |
6431 | ||
35e9010b | 6432 | tx_buf = &txr->tx_buf_ring[ring_prod]; |
b6016b76 | 6433 | tx_buf->skb = skb; |
1a4ccc2d | 6434 | dma_unmap_addr_set(tx_buf, mapping, mapping); |
b6016b76 | 6435 | |
35e9010b | 6436 | txbd = &txr->tx_desc_ring[ring_prod]; |
b6016b76 MC |
6437 | |
6438 | txbd->tx_bd_haddr_hi = (u64) mapping >> 32; | |
6439 | txbd->tx_bd_haddr_lo = (u64) mapping & 0xffffffff; | |
6440 | txbd->tx_bd_mss_nbytes = len | (mss << 16); | |
6441 | txbd->tx_bd_vlan_tag_flags = vlan_tag_flags | TX_BD_FLAGS_START; | |
6442 | ||
6443 | last_frag = skb_shinfo(skb)->nr_frags; | |
d62fda08 ED |
6444 | tx_buf->nr_frags = last_frag; |
6445 | tx_buf->is_gso = skb_is_gso(skb); | |
b6016b76 MC |
6446 | |
6447 | for (i = 0; i < last_frag; i++) { | |
6448 | skb_frag_t *frag = &skb_shinfo(skb)->frags[i]; | |
6449 | ||
6450 | prod = NEXT_TX_BD(prod); | |
6451 | ring_prod = TX_RING_IDX(prod); | |
35e9010b | 6452 | txbd = &txr->tx_desc_ring[ring_prod]; |
b6016b76 MC |
6453 | |
6454 | len = frag->size; | |
36227e88 SG |
6455 | mapping = dma_map_page(&bp->pdev->dev, frag->page, frag->page_offset, |
6456 | len, PCI_DMA_TODEVICE); | |
6457 | if (dma_mapping_error(&bp->pdev->dev, mapping)) | |
e95524a7 | 6458 | goto dma_error; |
1a4ccc2d | 6459 | dma_unmap_addr_set(&txr->tx_buf_ring[ring_prod], mapping, |
e95524a7 | 6460 | mapping); |
b6016b76 MC |
6461 | |
6462 | txbd->tx_bd_haddr_hi = (u64) mapping >> 32; | |
6463 | txbd->tx_bd_haddr_lo = (u64) mapping & 0xffffffff; | |
6464 | txbd->tx_bd_mss_nbytes = len | (mss << 16); | |
6465 | txbd->tx_bd_vlan_tag_flags = vlan_tag_flags; | |
6466 | ||
6467 | } | |
6468 | txbd->tx_bd_vlan_tag_flags |= TX_BD_FLAGS_END; | |
6469 | ||
6470 | prod = NEXT_TX_BD(prod); | |
35e9010b | 6471 | txr->tx_prod_bseq += skb->len; |
b6016b76 | 6472 | |
35e9010b MC |
6473 | REG_WR16(bp, txr->tx_bidx_addr, prod); |
6474 | REG_WR(bp, txr->tx_bseq_addr, txr->tx_prod_bseq); | |
b6016b76 MC |
6475 | |
6476 | mmiowb(); | |
6477 | ||
35e9010b | 6478 | txr->tx_prod = prod; |
b6016b76 | 6479 | |
35e9010b | 6480 | if (unlikely(bnx2_tx_avail(bp, txr) <= MAX_SKB_FRAGS)) { |
706bf240 | 6481 | netif_tx_stop_queue(txq); |
11848b96 MC |
6482 | |
6483 | /* netif_tx_stop_queue() must be done before checking | |
6484 | * tx index in bnx2_tx_avail() below, because in | |
6485 | * bnx2_tx_int(), we update tx index before checking for | |
6486 | * netif_tx_queue_stopped(). | |
6487 | */ | |
6488 | smp_mb(); | |
35e9010b | 6489 | if (bnx2_tx_avail(bp, txr) > bp->tx_wake_thresh) |
706bf240 | 6490 | netif_tx_wake_queue(txq); |
b6016b76 MC |
6491 | } |
6492 | ||
e95524a7 AD |
6493 | return NETDEV_TX_OK; |
6494 | dma_error: | |
6495 | /* save value of frag that failed */ | |
6496 | last_frag = i; | |
6497 | ||
6498 | /* start back at beginning and unmap skb */ | |
6499 | prod = txr->tx_prod; | |
6500 | ring_prod = TX_RING_IDX(prod); | |
6501 | tx_buf = &txr->tx_buf_ring[ring_prod]; | |
6502 | tx_buf->skb = NULL; | |
36227e88 | 6503 | dma_unmap_single(&bp->pdev->dev, dma_unmap_addr(tx_buf, mapping), |
e95524a7 AD |
6504 | skb_headlen(skb), PCI_DMA_TODEVICE); |
6505 | ||
6506 | /* unmap remaining mapped pages */ | |
6507 | for (i = 0; i < last_frag; i++) { | |
6508 | prod = NEXT_TX_BD(prod); | |
6509 | ring_prod = TX_RING_IDX(prod); | |
6510 | tx_buf = &txr->tx_buf_ring[ring_prod]; | |
36227e88 | 6511 | dma_unmap_page(&bp->pdev->dev, dma_unmap_addr(tx_buf, mapping), |
e95524a7 AD |
6512 | skb_shinfo(skb)->frags[i].size, |
6513 | PCI_DMA_TODEVICE); | |
6514 | } | |
6515 | ||
6516 | dev_kfree_skb(skb); | |
b6016b76 MC |
6517 | return NETDEV_TX_OK; |
6518 | } | |
6519 | ||
6520 | /* Called with rtnl_lock */ | |
6521 | static int | |
6522 | bnx2_close(struct net_device *dev) | |
6523 | { | |
972ec0d4 | 6524 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 6525 | |
4bb073c0 | 6526 | cancel_work_sync(&bp->reset_task); |
afdc08b9 | 6527 | |
bea3348e | 6528 | bnx2_disable_int_sync(bp); |
35efa7c1 | 6529 | bnx2_napi_disable(bp); |
b6016b76 | 6530 | del_timer_sync(&bp->timer); |
74bf4ba3 | 6531 | bnx2_shutdown_chip(bp); |
8e6a72c4 | 6532 | bnx2_free_irq(bp); |
b6016b76 MC |
6533 | bnx2_free_skbs(bp); |
6534 | bnx2_free_mem(bp); | |
f048fa9c | 6535 | bnx2_del_napi(bp); |
b6016b76 MC |
6536 | bp->link_up = 0; |
6537 | netif_carrier_off(bp->dev); | |
829ca9a3 | 6538 | bnx2_set_power_state(bp, PCI_D3hot); |
b6016b76 MC |
6539 | return 0; |
6540 | } | |
6541 | ||
354fcd77 MC |
6542 | static void |
6543 | bnx2_save_stats(struct bnx2 *bp) | |
6544 | { | |
6545 | u32 *hw_stats = (u32 *) bp->stats_blk; | |
6546 | u32 *temp_stats = (u32 *) bp->temp_stats_blk; | |
6547 | int i; | |
6548 | ||
6549 | /* The 1st 10 counters are 64-bit counters */ | |
6550 | for (i = 0; i < 20; i += 2) { | |
6551 | u32 hi; | |
6552 | u64 lo; | |
6553 | ||
c9885fe5 PR |
6554 | hi = temp_stats[i] + hw_stats[i]; |
6555 | lo = (u64) temp_stats[i + 1] + (u64) hw_stats[i + 1]; | |
354fcd77 MC |
6556 | if (lo > 0xffffffff) |
6557 | hi++; | |
c9885fe5 PR |
6558 | temp_stats[i] = hi; |
6559 | temp_stats[i + 1] = lo & 0xffffffff; | |
354fcd77 MC |
6560 | } |
6561 | ||
6562 | for ( ; i < sizeof(struct statistics_block) / 4; i++) | |
c9885fe5 | 6563 | temp_stats[i] += hw_stats[i]; |
354fcd77 MC |
6564 | } |
6565 | ||
5d07bf26 ED |
6566 | #define GET_64BIT_NET_STATS64(ctr) \ |
6567 | (((u64) (ctr##_hi) << 32) + (u64) (ctr##_lo)) | |
b6016b76 | 6568 | |
a4743058 | 6569 | #define GET_64BIT_NET_STATS(ctr) \ |
354fcd77 MC |
6570 | GET_64BIT_NET_STATS64(bp->stats_blk->ctr) + \ |
6571 | GET_64BIT_NET_STATS64(bp->temp_stats_blk->ctr) | |
b6016b76 | 6572 | |
a4743058 | 6573 | #define GET_32BIT_NET_STATS(ctr) \ |
354fcd77 MC |
6574 | (unsigned long) (bp->stats_blk->ctr + \ |
6575 | bp->temp_stats_blk->ctr) | |
a4743058 | 6576 | |
5d07bf26 ED |
6577 | static struct rtnl_link_stats64 * |
6578 | bnx2_get_stats64(struct net_device *dev, struct rtnl_link_stats64 *net_stats) | |
b6016b76 | 6579 | { |
972ec0d4 | 6580 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 6581 | |
5d07bf26 | 6582 | if (bp->stats_blk == NULL) |
b6016b76 | 6583 | return net_stats; |
5d07bf26 | 6584 | |
b6016b76 | 6585 | net_stats->rx_packets = |
a4743058 MC |
6586 | GET_64BIT_NET_STATS(stat_IfHCInUcastPkts) + |
6587 | GET_64BIT_NET_STATS(stat_IfHCInMulticastPkts) + | |
6588 | GET_64BIT_NET_STATS(stat_IfHCInBroadcastPkts); | |
b6016b76 MC |
6589 | |
6590 | net_stats->tx_packets = | |
a4743058 MC |
6591 | GET_64BIT_NET_STATS(stat_IfHCOutUcastPkts) + |
6592 | GET_64BIT_NET_STATS(stat_IfHCOutMulticastPkts) + | |
6593 | GET_64BIT_NET_STATS(stat_IfHCOutBroadcastPkts); | |
b6016b76 MC |
6594 | |
6595 | net_stats->rx_bytes = | |
a4743058 | 6596 | GET_64BIT_NET_STATS(stat_IfHCInOctets); |
b6016b76 MC |
6597 | |
6598 | net_stats->tx_bytes = | |
a4743058 | 6599 | GET_64BIT_NET_STATS(stat_IfHCOutOctets); |
b6016b76 | 6600 | |
6aa20a22 | 6601 | net_stats->multicast = |
6fdae995 | 6602 | GET_64BIT_NET_STATS(stat_IfHCInMulticastPkts); |
b6016b76 | 6603 | |
6aa20a22 | 6604 | net_stats->collisions = |
a4743058 | 6605 | GET_32BIT_NET_STATS(stat_EtherStatsCollisions); |
b6016b76 | 6606 | |
6aa20a22 | 6607 | net_stats->rx_length_errors = |
a4743058 MC |
6608 | GET_32BIT_NET_STATS(stat_EtherStatsUndersizePkts) + |
6609 | GET_32BIT_NET_STATS(stat_EtherStatsOverrsizePkts); | |
b6016b76 | 6610 | |
6aa20a22 | 6611 | net_stats->rx_over_errors = |
a4743058 MC |
6612 | GET_32BIT_NET_STATS(stat_IfInFTQDiscards) + |
6613 | GET_32BIT_NET_STATS(stat_IfInMBUFDiscards); | |
b6016b76 | 6614 | |
6aa20a22 | 6615 | net_stats->rx_frame_errors = |
a4743058 | 6616 | GET_32BIT_NET_STATS(stat_Dot3StatsAlignmentErrors); |
b6016b76 | 6617 | |
6aa20a22 | 6618 | net_stats->rx_crc_errors = |
a4743058 | 6619 | GET_32BIT_NET_STATS(stat_Dot3StatsFCSErrors); |
b6016b76 MC |
6620 | |
6621 | net_stats->rx_errors = net_stats->rx_length_errors + | |
6622 | net_stats->rx_over_errors + net_stats->rx_frame_errors + | |
6623 | net_stats->rx_crc_errors; | |
6624 | ||
6625 | net_stats->tx_aborted_errors = | |
a4743058 MC |
6626 | GET_32BIT_NET_STATS(stat_Dot3StatsExcessiveCollisions) + |
6627 | GET_32BIT_NET_STATS(stat_Dot3StatsLateCollisions); | |
b6016b76 | 6628 | |
5b0c76ad MC |
6629 | if ((CHIP_NUM(bp) == CHIP_NUM_5706) || |
6630 | (CHIP_ID(bp) == CHIP_ID_5708_A0)) | |
b6016b76 MC |
6631 | net_stats->tx_carrier_errors = 0; |
6632 | else { | |
6633 | net_stats->tx_carrier_errors = | |
a4743058 | 6634 | GET_32BIT_NET_STATS(stat_Dot3StatsCarrierSenseErrors); |
b6016b76 MC |
6635 | } |
6636 | ||
6637 | net_stats->tx_errors = | |
a4743058 | 6638 | GET_32BIT_NET_STATS(stat_emac_tx_stat_dot3statsinternalmactransmiterrors) + |
b6016b76 MC |
6639 | net_stats->tx_aborted_errors + |
6640 | net_stats->tx_carrier_errors; | |
6641 | ||
cea94db9 | 6642 | net_stats->rx_missed_errors = |
a4743058 MC |
6643 | GET_32BIT_NET_STATS(stat_IfInFTQDiscards) + |
6644 | GET_32BIT_NET_STATS(stat_IfInMBUFDiscards) + | |
6645 | GET_32BIT_NET_STATS(stat_FwRxDrop); | |
cea94db9 | 6646 | |
b6016b76 MC |
6647 | return net_stats; |
6648 | } | |
6649 | ||
6650 | /* All ethtool functions called with rtnl_lock */ | |
6651 | ||
6652 | static int | |
6653 | bnx2_get_settings(struct net_device *dev, struct ethtool_cmd *cmd) | |
6654 | { | |
972ec0d4 | 6655 | struct bnx2 *bp = netdev_priv(dev); |
7b6b8347 | 6656 | int support_serdes = 0, support_copper = 0; |
b6016b76 MC |
6657 | |
6658 | cmd->supported = SUPPORTED_Autoneg; | |
583c28e5 | 6659 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) { |
7b6b8347 MC |
6660 | support_serdes = 1; |
6661 | support_copper = 1; | |
6662 | } else if (bp->phy_port == PORT_FIBRE) | |
6663 | support_serdes = 1; | |
6664 | else | |
6665 | support_copper = 1; | |
6666 | ||
6667 | if (support_serdes) { | |
b6016b76 MC |
6668 | cmd->supported |= SUPPORTED_1000baseT_Full | |
6669 | SUPPORTED_FIBRE; | |
583c28e5 | 6670 | if (bp->phy_flags & BNX2_PHY_FLAG_2_5G_CAPABLE) |
605a9e20 | 6671 | cmd->supported |= SUPPORTED_2500baseX_Full; |
b6016b76 | 6672 | |
b6016b76 | 6673 | } |
7b6b8347 | 6674 | if (support_copper) { |
b6016b76 MC |
6675 | cmd->supported |= SUPPORTED_10baseT_Half | |
6676 | SUPPORTED_10baseT_Full | | |
6677 | SUPPORTED_100baseT_Half | | |
6678 | SUPPORTED_100baseT_Full | | |
6679 | SUPPORTED_1000baseT_Full | | |
6680 | SUPPORTED_TP; | |
6681 | ||
b6016b76 MC |
6682 | } |
6683 | ||
7b6b8347 MC |
6684 | spin_lock_bh(&bp->phy_lock); |
6685 | cmd->port = bp->phy_port; | |
b6016b76 MC |
6686 | cmd->advertising = bp->advertising; |
6687 | ||
6688 | if (bp->autoneg & AUTONEG_SPEED) { | |
6689 | cmd->autoneg = AUTONEG_ENABLE; | |
6690 | } | |
6691 | else { | |
6692 | cmd->autoneg = AUTONEG_DISABLE; | |
6693 | } | |
6694 | ||
6695 | if (netif_carrier_ok(dev)) { | |
6696 | cmd->speed = bp->line_speed; | |
6697 | cmd->duplex = bp->duplex; | |
6698 | } | |
6699 | else { | |
6700 | cmd->speed = -1; | |
6701 | cmd->duplex = -1; | |
6702 | } | |
7b6b8347 | 6703 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
6704 | |
6705 | cmd->transceiver = XCVR_INTERNAL; | |
6706 | cmd->phy_address = bp->phy_addr; | |
6707 | ||
6708 | return 0; | |
6709 | } | |
6aa20a22 | 6710 | |
b6016b76 MC |
6711 | static int |
6712 | bnx2_set_settings(struct net_device *dev, struct ethtool_cmd *cmd) | |
6713 | { | |
972ec0d4 | 6714 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6715 | u8 autoneg = bp->autoneg; |
6716 | u8 req_duplex = bp->req_duplex; | |
6717 | u16 req_line_speed = bp->req_line_speed; | |
6718 | u32 advertising = bp->advertising; | |
7b6b8347 MC |
6719 | int err = -EINVAL; |
6720 | ||
6721 | spin_lock_bh(&bp->phy_lock); | |
6722 | ||
6723 | if (cmd->port != PORT_TP && cmd->port != PORT_FIBRE) | |
6724 | goto err_out_unlock; | |
6725 | ||
583c28e5 MC |
6726 | if (cmd->port != bp->phy_port && |
6727 | !(bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP)) | |
7b6b8347 | 6728 | goto err_out_unlock; |
b6016b76 | 6729 | |
d6b14486 MC |
6730 | /* If device is down, we can store the settings only if the user |
6731 | * is setting the currently active port. | |
6732 | */ | |
6733 | if (!netif_running(dev) && cmd->port != bp->phy_port) | |
6734 | goto err_out_unlock; | |
6735 | ||
b6016b76 MC |
6736 | if (cmd->autoneg == AUTONEG_ENABLE) { |
6737 | autoneg |= AUTONEG_SPEED; | |
6738 | ||
beb499af MC |
6739 | advertising = cmd->advertising; |
6740 | if (cmd->port == PORT_TP) { | |
6741 | advertising &= ETHTOOL_ALL_COPPER_SPEED; | |
6742 | if (!advertising) | |
b6016b76 | 6743 | advertising = ETHTOOL_ALL_COPPER_SPEED; |
beb499af MC |
6744 | } else { |
6745 | advertising &= ETHTOOL_ALL_FIBRE_SPEED; | |
6746 | if (!advertising) | |
6747 | advertising = ETHTOOL_ALL_FIBRE_SPEED; | |
b6016b76 MC |
6748 | } |
6749 | advertising |= ADVERTISED_Autoneg; | |
6750 | } | |
6751 | else { | |
7b6b8347 | 6752 | if (cmd->port == PORT_FIBRE) { |
80be4434 MC |
6753 | if ((cmd->speed != SPEED_1000 && |
6754 | cmd->speed != SPEED_2500) || | |
6755 | (cmd->duplex != DUPLEX_FULL)) | |
7b6b8347 | 6756 | goto err_out_unlock; |
80be4434 MC |
6757 | |
6758 | if (cmd->speed == SPEED_2500 && | |
583c28e5 | 6759 | !(bp->phy_flags & BNX2_PHY_FLAG_2_5G_CAPABLE)) |
7b6b8347 | 6760 | goto err_out_unlock; |
b6016b76 | 6761 | } |
7b6b8347 MC |
6762 | else if (cmd->speed == SPEED_1000 || cmd->speed == SPEED_2500) |
6763 | goto err_out_unlock; | |
6764 | ||
b6016b76 MC |
6765 | autoneg &= ~AUTONEG_SPEED; |
6766 | req_line_speed = cmd->speed; | |
6767 | req_duplex = cmd->duplex; | |
6768 | advertising = 0; | |
6769 | } | |
6770 | ||
6771 | bp->autoneg = autoneg; | |
6772 | bp->advertising = advertising; | |
6773 | bp->req_line_speed = req_line_speed; | |
6774 | bp->req_duplex = req_duplex; | |
6775 | ||
d6b14486 MC |
6776 | err = 0; |
6777 | /* If device is down, the new settings will be picked up when it is | |
6778 | * brought up. | |
6779 | */ | |
6780 | if (netif_running(dev)) | |
6781 | err = bnx2_setup_phy(bp, cmd->port); | |
b6016b76 | 6782 | |
7b6b8347 | 6783 | err_out_unlock: |
c770a65c | 6784 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 | 6785 | |
7b6b8347 | 6786 | return err; |
b6016b76 MC |
6787 | } |
6788 | ||
6789 | static void | |
6790 | bnx2_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *info) | |
6791 | { | |
972ec0d4 | 6792 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6793 | |
6794 | strcpy(info->driver, DRV_MODULE_NAME); | |
6795 | strcpy(info->version, DRV_MODULE_VERSION); | |
6796 | strcpy(info->bus_info, pci_name(bp->pdev)); | |
58fc2ea4 | 6797 | strcpy(info->fw_version, bp->fw_version); |
b6016b76 MC |
6798 | } |
6799 | ||
244ac4f4 MC |
6800 | #define BNX2_REGDUMP_LEN (32 * 1024) |
6801 | ||
6802 | static int | |
6803 | bnx2_get_regs_len(struct net_device *dev) | |
6804 | { | |
6805 | return BNX2_REGDUMP_LEN; | |
6806 | } | |
6807 | ||
6808 | static void | |
6809 | bnx2_get_regs(struct net_device *dev, struct ethtool_regs *regs, void *_p) | |
6810 | { | |
6811 | u32 *p = _p, i, offset; | |
6812 | u8 *orig_p = _p; | |
6813 | struct bnx2 *bp = netdev_priv(dev); | |
6814 | u32 reg_boundaries[] = { 0x0000, 0x0098, 0x0400, 0x045c, | |
6815 | 0x0800, 0x0880, 0x0c00, 0x0c10, | |
6816 | 0x0c30, 0x0d08, 0x1000, 0x101c, | |
6817 | 0x1040, 0x1048, 0x1080, 0x10a4, | |
6818 | 0x1400, 0x1490, 0x1498, 0x14f0, | |
6819 | 0x1500, 0x155c, 0x1580, 0x15dc, | |
6820 | 0x1600, 0x1658, 0x1680, 0x16d8, | |
6821 | 0x1800, 0x1820, 0x1840, 0x1854, | |
6822 | 0x1880, 0x1894, 0x1900, 0x1984, | |
6823 | 0x1c00, 0x1c0c, 0x1c40, 0x1c54, | |
6824 | 0x1c80, 0x1c94, 0x1d00, 0x1d84, | |
6825 | 0x2000, 0x2030, 0x23c0, 0x2400, | |
6826 | 0x2800, 0x2820, 0x2830, 0x2850, | |
6827 | 0x2b40, 0x2c10, 0x2fc0, 0x3058, | |
6828 | 0x3c00, 0x3c94, 0x4000, 0x4010, | |
6829 | 0x4080, 0x4090, 0x43c0, 0x4458, | |
6830 | 0x4c00, 0x4c18, 0x4c40, 0x4c54, | |
6831 | 0x4fc0, 0x5010, 0x53c0, 0x5444, | |
6832 | 0x5c00, 0x5c18, 0x5c80, 0x5c90, | |
6833 | 0x5fc0, 0x6000, 0x6400, 0x6428, | |
6834 | 0x6800, 0x6848, 0x684c, 0x6860, | |
6835 | 0x6888, 0x6910, 0x8000 }; | |
6836 | ||
6837 | regs->version = 0; | |
6838 | ||
6839 | memset(p, 0, BNX2_REGDUMP_LEN); | |
6840 | ||
6841 | if (!netif_running(bp->dev)) | |
6842 | return; | |
6843 | ||
6844 | i = 0; | |
6845 | offset = reg_boundaries[0]; | |
6846 | p += offset; | |
6847 | while (offset < BNX2_REGDUMP_LEN) { | |
6848 | *p++ = REG_RD(bp, offset); | |
6849 | offset += 4; | |
6850 | if (offset == reg_boundaries[i + 1]) { | |
6851 | offset = reg_boundaries[i + 2]; | |
6852 | p = (u32 *) (orig_p + offset); | |
6853 | i += 2; | |
6854 | } | |
6855 | } | |
6856 | } | |
6857 | ||
b6016b76 MC |
6858 | static void |
6859 | bnx2_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol) | |
6860 | { | |
972ec0d4 | 6861 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 6862 | |
f86e82fb | 6863 | if (bp->flags & BNX2_FLAG_NO_WOL) { |
b6016b76 MC |
6864 | wol->supported = 0; |
6865 | wol->wolopts = 0; | |
6866 | } | |
6867 | else { | |
6868 | wol->supported = WAKE_MAGIC; | |
6869 | if (bp->wol) | |
6870 | wol->wolopts = WAKE_MAGIC; | |
6871 | else | |
6872 | wol->wolopts = 0; | |
6873 | } | |
6874 | memset(&wol->sopass, 0, sizeof(wol->sopass)); | |
6875 | } | |
6876 | ||
6877 | static int | |
6878 | bnx2_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol) | |
6879 | { | |
972ec0d4 | 6880 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6881 | |
6882 | if (wol->wolopts & ~WAKE_MAGIC) | |
6883 | return -EINVAL; | |
6884 | ||
6885 | if (wol->wolopts & WAKE_MAGIC) { | |
f86e82fb | 6886 | if (bp->flags & BNX2_FLAG_NO_WOL) |
b6016b76 MC |
6887 | return -EINVAL; |
6888 | ||
6889 | bp->wol = 1; | |
6890 | } | |
6891 | else { | |
6892 | bp->wol = 0; | |
6893 | } | |
6894 | return 0; | |
6895 | } | |
6896 | ||
6897 | static int | |
6898 | bnx2_nway_reset(struct net_device *dev) | |
6899 | { | |
972ec0d4 | 6900 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6901 | u32 bmcr; |
6902 | ||
9f52b564 MC |
6903 | if (!netif_running(dev)) |
6904 | return -EAGAIN; | |
6905 | ||
b6016b76 MC |
6906 | if (!(bp->autoneg & AUTONEG_SPEED)) { |
6907 | return -EINVAL; | |
6908 | } | |
6909 | ||
c770a65c | 6910 | spin_lock_bh(&bp->phy_lock); |
b6016b76 | 6911 | |
583c28e5 | 6912 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) { |
7b6b8347 MC |
6913 | int rc; |
6914 | ||
6915 | rc = bnx2_setup_remote_phy(bp, bp->phy_port); | |
6916 | spin_unlock_bh(&bp->phy_lock); | |
6917 | return rc; | |
6918 | } | |
6919 | ||
b6016b76 | 6920 | /* Force a link down visible on the other side */ |
583c28e5 | 6921 | if (bp->phy_flags & BNX2_PHY_FLAG_SERDES) { |
ca58c3af | 6922 | bnx2_write_phy(bp, bp->mii_bmcr, BMCR_LOOPBACK); |
c770a65c | 6923 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
6924 | |
6925 | msleep(20); | |
6926 | ||
c770a65c | 6927 | spin_lock_bh(&bp->phy_lock); |
f8dd064e | 6928 | |
40105c0b | 6929 | bp->current_interval = BNX2_SERDES_AN_TIMEOUT; |
f8dd064e MC |
6930 | bp->serdes_an_pending = 1; |
6931 | mod_timer(&bp->timer, jiffies + bp->current_interval); | |
b6016b76 MC |
6932 | } |
6933 | ||
ca58c3af | 6934 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
b6016b76 | 6935 | bmcr &= ~BMCR_LOOPBACK; |
ca58c3af | 6936 | bnx2_write_phy(bp, bp->mii_bmcr, bmcr | BMCR_ANRESTART | BMCR_ANENABLE); |
b6016b76 | 6937 | |
c770a65c | 6938 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
6939 | |
6940 | return 0; | |
6941 | } | |
6942 | ||
7959ea25 ON |
6943 | static u32 |
6944 | bnx2_get_link(struct net_device *dev) | |
6945 | { | |
6946 | struct bnx2 *bp = netdev_priv(dev); | |
6947 | ||
6948 | return bp->link_up; | |
6949 | } | |
6950 | ||
b6016b76 MC |
6951 | static int |
6952 | bnx2_get_eeprom_len(struct net_device *dev) | |
6953 | { | |
972ec0d4 | 6954 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 6955 | |
1122db71 | 6956 | if (bp->flash_info == NULL) |
b6016b76 MC |
6957 | return 0; |
6958 | ||
1122db71 | 6959 | return (int) bp->flash_size; |
b6016b76 MC |
6960 | } |
6961 | ||
6962 | static int | |
6963 | bnx2_get_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom, | |
6964 | u8 *eebuf) | |
6965 | { | |
972ec0d4 | 6966 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6967 | int rc; |
6968 | ||
9f52b564 MC |
6969 | if (!netif_running(dev)) |
6970 | return -EAGAIN; | |
6971 | ||
1064e944 | 6972 | /* parameters already validated in ethtool_get_eeprom */ |
b6016b76 MC |
6973 | |
6974 | rc = bnx2_nvram_read(bp, eeprom->offset, eebuf, eeprom->len); | |
6975 | ||
6976 | return rc; | |
6977 | } | |
6978 | ||
6979 | static int | |
6980 | bnx2_set_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom, | |
6981 | u8 *eebuf) | |
6982 | { | |
972ec0d4 | 6983 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6984 | int rc; |
6985 | ||
9f52b564 MC |
6986 | if (!netif_running(dev)) |
6987 | return -EAGAIN; | |
6988 | ||
1064e944 | 6989 | /* parameters already validated in ethtool_set_eeprom */ |
b6016b76 MC |
6990 | |
6991 | rc = bnx2_nvram_write(bp, eeprom->offset, eebuf, eeprom->len); | |
6992 | ||
6993 | return rc; | |
6994 | } | |
6995 | ||
6996 | static int | |
6997 | bnx2_get_coalesce(struct net_device *dev, struct ethtool_coalesce *coal) | |
6998 | { | |
972ec0d4 | 6999 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
7000 | |
7001 | memset(coal, 0, sizeof(struct ethtool_coalesce)); | |
7002 | ||
7003 | coal->rx_coalesce_usecs = bp->rx_ticks; | |
7004 | coal->rx_max_coalesced_frames = bp->rx_quick_cons_trip; | |
7005 | coal->rx_coalesce_usecs_irq = bp->rx_ticks_int; | |
7006 | coal->rx_max_coalesced_frames_irq = bp->rx_quick_cons_trip_int; | |
7007 | ||
7008 | coal->tx_coalesce_usecs = bp->tx_ticks; | |
7009 | coal->tx_max_coalesced_frames = bp->tx_quick_cons_trip; | |
7010 | coal->tx_coalesce_usecs_irq = bp->tx_ticks_int; | |
7011 | coal->tx_max_coalesced_frames_irq = bp->tx_quick_cons_trip_int; | |
7012 | ||
7013 | coal->stats_block_coalesce_usecs = bp->stats_ticks; | |
7014 | ||
7015 | return 0; | |
7016 | } | |
7017 | ||
7018 | static int | |
7019 | bnx2_set_coalesce(struct net_device *dev, struct ethtool_coalesce *coal) | |
7020 | { | |
972ec0d4 | 7021 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
7022 | |
7023 | bp->rx_ticks = (u16) coal->rx_coalesce_usecs; | |
7024 | if (bp->rx_ticks > 0x3ff) bp->rx_ticks = 0x3ff; | |
7025 | ||
6aa20a22 | 7026 | bp->rx_quick_cons_trip = (u16) coal->rx_max_coalesced_frames; |
b6016b76 MC |
7027 | if (bp->rx_quick_cons_trip > 0xff) bp->rx_quick_cons_trip = 0xff; |
7028 | ||
7029 | bp->rx_ticks_int = (u16) coal->rx_coalesce_usecs_irq; | |
7030 | if (bp->rx_ticks_int > 0x3ff) bp->rx_ticks_int = 0x3ff; | |
7031 | ||
7032 | bp->rx_quick_cons_trip_int = (u16) coal->rx_max_coalesced_frames_irq; | |
7033 | if (bp->rx_quick_cons_trip_int > 0xff) | |
7034 | bp->rx_quick_cons_trip_int = 0xff; | |
7035 | ||
7036 | bp->tx_ticks = (u16) coal->tx_coalesce_usecs; | |
7037 | if (bp->tx_ticks > 0x3ff) bp->tx_ticks = 0x3ff; | |
7038 | ||
7039 | bp->tx_quick_cons_trip = (u16) coal->tx_max_coalesced_frames; | |
7040 | if (bp->tx_quick_cons_trip > 0xff) bp->tx_quick_cons_trip = 0xff; | |
7041 | ||
7042 | bp->tx_ticks_int = (u16) coal->tx_coalesce_usecs_irq; | |
7043 | if (bp->tx_ticks_int > 0x3ff) bp->tx_ticks_int = 0x3ff; | |
7044 | ||
7045 | bp->tx_quick_cons_trip_int = (u16) coal->tx_max_coalesced_frames_irq; | |
7046 | if (bp->tx_quick_cons_trip_int > 0xff) bp->tx_quick_cons_trip_int = | |
7047 | 0xff; | |
7048 | ||
7049 | bp->stats_ticks = coal->stats_block_coalesce_usecs; | |
61d9e3fa | 7050 | if (bp->flags & BNX2_FLAG_BROKEN_STATS) { |
02537b06 MC |
7051 | if (bp->stats_ticks != 0 && bp->stats_ticks != USEC_PER_SEC) |
7052 | bp->stats_ticks = USEC_PER_SEC; | |
7053 | } | |
7ea6920e MC |
7054 | if (bp->stats_ticks > BNX2_HC_STATS_TICKS_HC_STAT_TICKS) |
7055 | bp->stats_ticks = BNX2_HC_STATS_TICKS_HC_STAT_TICKS; | |
7056 | bp->stats_ticks &= BNX2_HC_STATS_TICKS_HC_STAT_TICKS; | |
b6016b76 MC |
7057 | |
7058 | if (netif_running(bp->dev)) { | |
212f9934 | 7059 | bnx2_netif_stop(bp, true); |
9a120bc5 | 7060 | bnx2_init_nic(bp, 0); |
212f9934 | 7061 | bnx2_netif_start(bp, true); |
b6016b76 MC |
7062 | } |
7063 | ||
7064 | return 0; | |
7065 | } | |
7066 | ||
7067 | static void | |
7068 | bnx2_get_ringparam(struct net_device *dev, struct ethtool_ringparam *ering) | |
7069 | { | |
972ec0d4 | 7070 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 7071 | |
13daffa2 | 7072 | ering->rx_max_pending = MAX_TOTAL_RX_DESC_CNT; |
b6016b76 | 7073 | ering->rx_mini_max_pending = 0; |
47bf4246 | 7074 | ering->rx_jumbo_max_pending = MAX_TOTAL_RX_PG_DESC_CNT; |
b6016b76 MC |
7075 | |
7076 | ering->rx_pending = bp->rx_ring_size; | |
7077 | ering->rx_mini_pending = 0; | |
47bf4246 | 7078 | ering->rx_jumbo_pending = bp->rx_pg_ring_size; |
b6016b76 MC |
7079 | |
7080 | ering->tx_max_pending = MAX_TX_DESC_CNT; | |
7081 | ering->tx_pending = bp->tx_ring_size; | |
7082 | } | |
7083 | ||
7084 | static int | |
5d5d0015 | 7085 | bnx2_change_ring_size(struct bnx2 *bp, u32 rx, u32 tx) |
b6016b76 | 7086 | { |
13daffa2 | 7087 | if (netif_running(bp->dev)) { |
354fcd77 MC |
7088 | /* Reset will erase chipset stats; save them */ |
7089 | bnx2_save_stats(bp); | |
7090 | ||
212f9934 | 7091 | bnx2_netif_stop(bp, true); |
13daffa2 MC |
7092 | bnx2_reset_chip(bp, BNX2_DRV_MSG_CODE_RESET); |
7093 | bnx2_free_skbs(bp); | |
7094 | bnx2_free_mem(bp); | |
7095 | } | |
7096 | ||
5d5d0015 MC |
7097 | bnx2_set_rx_ring_size(bp, rx); |
7098 | bp->tx_ring_size = tx; | |
b6016b76 MC |
7099 | |
7100 | if (netif_running(bp->dev)) { | |
13daffa2 MC |
7101 | int rc; |
7102 | ||
7103 | rc = bnx2_alloc_mem(bp); | |
6fefb65e MC |
7104 | if (!rc) |
7105 | rc = bnx2_init_nic(bp, 0); | |
7106 | ||
7107 | if (rc) { | |
7108 | bnx2_napi_enable(bp); | |
7109 | dev_close(bp->dev); | |
13daffa2 | 7110 | return rc; |
6fefb65e | 7111 | } |
e9f26c49 MC |
7112 | #ifdef BCM_CNIC |
7113 | mutex_lock(&bp->cnic_lock); | |
7114 | /* Let cnic know about the new status block. */ | |
7115 | if (bp->cnic_eth_dev.drv_state & CNIC_DRV_STATE_REGD) | |
7116 | bnx2_setup_cnic_irq_info(bp); | |
7117 | mutex_unlock(&bp->cnic_lock); | |
7118 | #endif | |
212f9934 | 7119 | bnx2_netif_start(bp, true); |
b6016b76 | 7120 | } |
b6016b76 MC |
7121 | return 0; |
7122 | } | |
7123 | ||
5d5d0015 MC |
7124 | static int |
7125 | bnx2_set_ringparam(struct net_device *dev, struct ethtool_ringparam *ering) | |
7126 | { | |
7127 | struct bnx2 *bp = netdev_priv(dev); | |
7128 | int rc; | |
7129 | ||
7130 | if ((ering->rx_pending > MAX_TOTAL_RX_DESC_CNT) || | |
7131 | (ering->tx_pending > MAX_TX_DESC_CNT) || | |
7132 | (ering->tx_pending <= MAX_SKB_FRAGS)) { | |
7133 | ||
7134 | return -EINVAL; | |
7135 | } | |
7136 | rc = bnx2_change_ring_size(bp, ering->rx_pending, ering->tx_pending); | |
7137 | return rc; | |
7138 | } | |
7139 | ||
b6016b76 MC |
7140 | static void |
7141 | bnx2_get_pauseparam(struct net_device *dev, struct ethtool_pauseparam *epause) | |
7142 | { | |
972ec0d4 | 7143 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
7144 | |
7145 | epause->autoneg = ((bp->autoneg & AUTONEG_FLOW_CTRL) != 0); | |
7146 | epause->rx_pause = ((bp->flow_ctrl & FLOW_CTRL_RX) != 0); | |
7147 | epause->tx_pause = ((bp->flow_ctrl & FLOW_CTRL_TX) != 0); | |
7148 | } | |
7149 | ||
7150 | static int | |
7151 | bnx2_set_pauseparam(struct net_device *dev, struct ethtool_pauseparam *epause) | |
7152 | { | |
972ec0d4 | 7153 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
7154 | |
7155 | bp->req_flow_ctrl = 0; | |
7156 | if (epause->rx_pause) | |
7157 | bp->req_flow_ctrl |= FLOW_CTRL_RX; | |
7158 | if (epause->tx_pause) | |
7159 | bp->req_flow_ctrl |= FLOW_CTRL_TX; | |
7160 | ||
7161 | if (epause->autoneg) { | |
7162 | bp->autoneg |= AUTONEG_FLOW_CTRL; | |
7163 | } | |
7164 | else { | |
7165 | bp->autoneg &= ~AUTONEG_FLOW_CTRL; | |
7166 | } | |
7167 | ||
9f52b564 MC |
7168 | if (netif_running(dev)) { |
7169 | spin_lock_bh(&bp->phy_lock); | |
7170 | bnx2_setup_phy(bp, bp->phy_port); | |
7171 | spin_unlock_bh(&bp->phy_lock); | |
7172 | } | |
b6016b76 MC |
7173 | |
7174 | return 0; | |
7175 | } | |
7176 | ||
7177 | static u32 | |
7178 | bnx2_get_rx_csum(struct net_device *dev) | |
7179 | { | |
972ec0d4 | 7180 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
7181 | |
7182 | return bp->rx_csum; | |
7183 | } | |
7184 | ||
7185 | static int | |
7186 | bnx2_set_rx_csum(struct net_device *dev, u32 data) | |
7187 | { | |
972ec0d4 | 7188 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
7189 | |
7190 | bp->rx_csum = data; | |
7191 | return 0; | |
7192 | } | |
7193 | ||
b11d6213 MC |
7194 | static int |
7195 | bnx2_set_tso(struct net_device *dev, u32 data) | |
7196 | { | |
4666f87a MC |
7197 | struct bnx2 *bp = netdev_priv(dev); |
7198 | ||
7199 | if (data) { | |
b11d6213 | 7200 | dev->features |= NETIF_F_TSO | NETIF_F_TSO_ECN; |
4666f87a MC |
7201 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
7202 | dev->features |= NETIF_F_TSO6; | |
7203 | } else | |
7204 | dev->features &= ~(NETIF_F_TSO | NETIF_F_TSO6 | | |
7205 | NETIF_F_TSO_ECN); | |
b11d6213 MC |
7206 | return 0; |
7207 | } | |
7208 | ||
14ab9b86 | 7209 | static struct { |
b6016b76 | 7210 | char string[ETH_GSTRING_LEN]; |
790dab2f | 7211 | } bnx2_stats_str_arr[] = { |
b6016b76 MC |
7212 | { "rx_bytes" }, |
7213 | { "rx_error_bytes" }, | |
7214 | { "tx_bytes" }, | |
7215 | { "tx_error_bytes" }, | |
7216 | { "rx_ucast_packets" }, | |
7217 | { "rx_mcast_packets" }, | |
7218 | { "rx_bcast_packets" }, | |
7219 | { "tx_ucast_packets" }, | |
7220 | { "tx_mcast_packets" }, | |
7221 | { "tx_bcast_packets" }, | |
7222 | { "tx_mac_errors" }, | |
7223 | { "tx_carrier_errors" }, | |
7224 | { "rx_crc_errors" }, | |
7225 | { "rx_align_errors" }, | |
7226 | { "tx_single_collisions" }, | |
7227 | { "tx_multi_collisions" }, | |
7228 | { "tx_deferred" }, | |
7229 | { "tx_excess_collisions" }, | |
7230 | { "tx_late_collisions" }, | |
7231 | { "tx_total_collisions" }, | |
7232 | { "rx_fragments" }, | |
7233 | { "rx_jabbers" }, | |
7234 | { "rx_undersize_packets" }, | |
7235 | { "rx_oversize_packets" }, | |
7236 | { "rx_64_byte_packets" }, | |
7237 | { "rx_65_to_127_byte_packets" }, | |
7238 | { "rx_128_to_255_byte_packets" }, | |
7239 | { "rx_256_to_511_byte_packets" }, | |
7240 | { "rx_512_to_1023_byte_packets" }, | |
7241 | { "rx_1024_to_1522_byte_packets" }, | |
7242 | { "rx_1523_to_9022_byte_packets" }, | |
7243 | { "tx_64_byte_packets" }, | |
7244 | { "tx_65_to_127_byte_packets" }, | |
7245 | { "tx_128_to_255_byte_packets" }, | |
7246 | { "tx_256_to_511_byte_packets" }, | |
7247 | { "tx_512_to_1023_byte_packets" }, | |
7248 | { "tx_1024_to_1522_byte_packets" }, | |
7249 | { "tx_1523_to_9022_byte_packets" }, | |
7250 | { "rx_xon_frames" }, | |
7251 | { "rx_xoff_frames" }, | |
7252 | { "tx_xon_frames" }, | |
7253 | { "tx_xoff_frames" }, | |
7254 | { "rx_mac_ctrl_frames" }, | |
7255 | { "rx_filtered_packets" }, | |
790dab2f | 7256 | { "rx_ftq_discards" }, |
b6016b76 | 7257 | { "rx_discards" }, |
cea94db9 | 7258 | { "rx_fw_discards" }, |
b6016b76 MC |
7259 | }; |
7260 | ||
790dab2f MC |
7261 | #define BNX2_NUM_STATS (sizeof(bnx2_stats_str_arr)/\ |
7262 | sizeof(bnx2_stats_str_arr[0])) | |
7263 | ||
b6016b76 MC |
7264 | #define STATS_OFFSET32(offset_name) (offsetof(struct statistics_block, offset_name) / 4) |
7265 | ||
f71e1309 | 7266 | static const unsigned long bnx2_stats_offset_arr[BNX2_NUM_STATS] = { |
b6016b76 MC |
7267 | STATS_OFFSET32(stat_IfHCInOctets_hi), |
7268 | STATS_OFFSET32(stat_IfHCInBadOctets_hi), | |
7269 | STATS_OFFSET32(stat_IfHCOutOctets_hi), | |
7270 | STATS_OFFSET32(stat_IfHCOutBadOctets_hi), | |
7271 | STATS_OFFSET32(stat_IfHCInUcastPkts_hi), | |
7272 | STATS_OFFSET32(stat_IfHCInMulticastPkts_hi), | |
7273 | STATS_OFFSET32(stat_IfHCInBroadcastPkts_hi), | |
7274 | STATS_OFFSET32(stat_IfHCOutUcastPkts_hi), | |
7275 | STATS_OFFSET32(stat_IfHCOutMulticastPkts_hi), | |
7276 | STATS_OFFSET32(stat_IfHCOutBroadcastPkts_hi), | |
7277 | STATS_OFFSET32(stat_emac_tx_stat_dot3statsinternalmactransmiterrors), | |
6aa20a22 JG |
7278 | STATS_OFFSET32(stat_Dot3StatsCarrierSenseErrors), |
7279 | STATS_OFFSET32(stat_Dot3StatsFCSErrors), | |
7280 | STATS_OFFSET32(stat_Dot3StatsAlignmentErrors), | |
7281 | STATS_OFFSET32(stat_Dot3StatsSingleCollisionFrames), | |
7282 | STATS_OFFSET32(stat_Dot3StatsMultipleCollisionFrames), | |
7283 | STATS_OFFSET32(stat_Dot3StatsDeferredTransmissions), | |
7284 | STATS_OFFSET32(stat_Dot3StatsExcessiveCollisions), | |
7285 | STATS_OFFSET32(stat_Dot3StatsLateCollisions), | |
7286 | STATS_OFFSET32(stat_EtherStatsCollisions), | |
7287 | STATS_OFFSET32(stat_EtherStatsFragments), | |
7288 | STATS_OFFSET32(stat_EtherStatsJabbers), | |
7289 | STATS_OFFSET32(stat_EtherStatsUndersizePkts), | |
7290 | STATS_OFFSET32(stat_EtherStatsOverrsizePkts), | |
7291 | STATS_OFFSET32(stat_EtherStatsPktsRx64Octets), | |
7292 | STATS_OFFSET32(stat_EtherStatsPktsRx65Octetsto127Octets), | |
7293 | STATS_OFFSET32(stat_EtherStatsPktsRx128Octetsto255Octets), | |
7294 | STATS_OFFSET32(stat_EtherStatsPktsRx256Octetsto511Octets), | |
7295 | STATS_OFFSET32(stat_EtherStatsPktsRx512Octetsto1023Octets), | |
7296 | STATS_OFFSET32(stat_EtherStatsPktsRx1024Octetsto1522Octets), | |
7297 | STATS_OFFSET32(stat_EtherStatsPktsRx1523Octetsto9022Octets), | |
7298 | STATS_OFFSET32(stat_EtherStatsPktsTx64Octets), | |
7299 | STATS_OFFSET32(stat_EtherStatsPktsTx65Octetsto127Octets), | |
7300 | STATS_OFFSET32(stat_EtherStatsPktsTx128Octetsto255Octets), | |
7301 | STATS_OFFSET32(stat_EtherStatsPktsTx256Octetsto511Octets), | |
7302 | STATS_OFFSET32(stat_EtherStatsPktsTx512Octetsto1023Octets), | |
7303 | STATS_OFFSET32(stat_EtherStatsPktsTx1024Octetsto1522Octets), | |
7304 | STATS_OFFSET32(stat_EtherStatsPktsTx1523Octetsto9022Octets), | |
7305 | STATS_OFFSET32(stat_XonPauseFramesReceived), | |
7306 | STATS_OFFSET32(stat_XoffPauseFramesReceived), | |
7307 | STATS_OFFSET32(stat_OutXonSent), | |
7308 | STATS_OFFSET32(stat_OutXoffSent), | |
7309 | STATS_OFFSET32(stat_MacControlFramesReceived), | |
7310 | STATS_OFFSET32(stat_IfInFramesL2FilterDiscards), | |
790dab2f | 7311 | STATS_OFFSET32(stat_IfInFTQDiscards), |
6aa20a22 | 7312 | STATS_OFFSET32(stat_IfInMBUFDiscards), |
cea94db9 | 7313 | STATS_OFFSET32(stat_FwRxDrop), |
b6016b76 MC |
7314 | }; |
7315 | ||
7316 | /* stat_IfHCInBadOctets and stat_Dot3StatsCarrierSenseErrors are | |
7317 | * skipped because of errata. | |
6aa20a22 | 7318 | */ |
14ab9b86 | 7319 | static u8 bnx2_5706_stats_len_arr[BNX2_NUM_STATS] = { |
b6016b76 MC |
7320 | 8,0,8,8,8,8,8,8,8,8, |
7321 | 4,0,4,4,4,4,4,4,4,4, | |
7322 | 4,4,4,4,4,4,4,4,4,4, | |
7323 | 4,4,4,4,4,4,4,4,4,4, | |
790dab2f | 7324 | 4,4,4,4,4,4,4, |
b6016b76 MC |
7325 | }; |
7326 | ||
5b0c76ad MC |
7327 | static u8 bnx2_5708_stats_len_arr[BNX2_NUM_STATS] = { |
7328 | 8,0,8,8,8,8,8,8,8,8, | |
7329 | 4,4,4,4,4,4,4,4,4,4, | |
7330 | 4,4,4,4,4,4,4,4,4,4, | |
7331 | 4,4,4,4,4,4,4,4,4,4, | |
790dab2f | 7332 | 4,4,4,4,4,4,4, |
5b0c76ad MC |
7333 | }; |
7334 | ||
b6016b76 MC |
7335 | #define BNX2_NUM_TESTS 6 |
7336 | ||
14ab9b86 | 7337 | static struct { |
b6016b76 MC |
7338 | char string[ETH_GSTRING_LEN]; |
7339 | } bnx2_tests_str_arr[BNX2_NUM_TESTS] = { | |
7340 | { "register_test (offline)" }, | |
7341 | { "memory_test (offline)" }, | |
7342 | { "loopback_test (offline)" }, | |
7343 | { "nvram_test (online)" }, | |
7344 | { "interrupt_test (online)" }, | |
7345 | { "link_test (online)" }, | |
7346 | }; | |
7347 | ||
7348 | static int | |
b9f2c044 | 7349 | bnx2_get_sset_count(struct net_device *dev, int sset) |
b6016b76 | 7350 | { |
b9f2c044 JG |
7351 | switch (sset) { |
7352 | case ETH_SS_TEST: | |
7353 | return BNX2_NUM_TESTS; | |
7354 | case ETH_SS_STATS: | |
7355 | return BNX2_NUM_STATS; | |
7356 | default: | |
7357 | return -EOPNOTSUPP; | |
7358 | } | |
b6016b76 MC |
7359 | } |
7360 | ||
7361 | static void | |
7362 | bnx2_self_test(struct net_device *dev, struct ethtool_test *etest, u64 *buf) | |
7363 | { | |
972ec0d4 | 7364 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 7365 | |
9f52b564 MC |
7366 | bnx2_set_power_state(bp, PCI_D0); |
7367 | ||
b6016b76 MC |
7368 | memset(buf, 0, sizeof(u64) * BNX2_NUM_TESTS); |
7369 | if (etest->flags & ETH_TEST_FL_OFFLINE) { | |
80be4434 MC |
7370 | int i; |
7371 | ||
212f9934 | 7372 | bnx2_netif_stop(bp, true); |
b6016b76 MC |
7373 | bnx2_reset_chip(bp, BNX2_DRV_MSG_CODE_DIAG); |
7374 | bnx2_free_skbs(bp); | |
7375 | ||
7376 | if (bnx2_test_registers(bp) != 0) { | |
7377 | buf[0] = 1; | |
7378 | etest->flags |= ETH_TEST_FL_FAILED; | |
7379 | } | |
7380 | if (bnx2_test_memory(bp) != 0) { | |
7381 | buf[1] = 1; | |
7382 | etest->flags |= ETH_TEST_FL_FAILED; | |
7383 | } | |
bc5a0690 | 7384 | if ((buf[2] = bnx2_test_loopback(bp)) != 0) |
b6016b76 | 7385 | etest->flags |= ETH_TEST_FL_FAILED; |
b6016b76 | 7386 | |
9f52b564 MC |
7387 | if (!netif_running(bp->dev)) |
7388 | bnx2_shutdown_chip(bp); | |
b6016b76 | 7389 | else { |
9a120bc5 | 7390 | bnx2_init_nic(bp, 1); |
212f9934 | 7391 | bnx2_netif_start(bp, true); |
b6016b76 MC |
7392 | } |
7393 | ||
7394 | /* wait for link up */ | |
80be4434 MC |
7395 | for (i = 0; i < 7; i++) { |
7396 | if (bp->link_up) | |
7397 | break; | |
7398 | msleep_interruptible(1000); | |
7399 | } | |
b6016b76 MC |
7400 | } |
7401 | ||
7402 | if (bnx2_test_nvram(bp) != 0) { | |
7403 | buf[3] = 1; | |
7404 | etest->flags |= ETH_TEST_FL_FAILED; | |
7405 | } | |
7406 | if (bnx2_test_intr(bp) != 0) { | |
7407 | buf[4] = 1; | |
7408 | etest->flags |= ETH_TEST_FL_FAILED; | |
7409 | } | |
7410 | ||
7411 | if (bnx2_test_link(bp) != 0) { | |
7412 | buf[5] = 1; | |
7413 | etest->flags |= ETH_TEST_FL_FAILED; | |
7414 | ||
7415 | } | |
9f52b564 MC |
7416 | if (!netif_running(bp->dev)) |
7417 | bnx2_set_power_state(bp, PCI_D3hot); | |
b6016b76 MC |
7418 | } |
7419 | ||
7420 | static void | |
7421 | bnx2_get_strings(struct net_device *dev, u32 stringset, u8 *buf) | |
7422 | { | |
7423 | switch (stringset) { | |
7424 | case ETH_SS_STATS: | |
7425 | memcpy(buf, bnx2_stats_str_arr, | |
7426 | sizeof(bnx2_stats_str_arr)); | |
7427 | break; | |
7428 | case ETH_SS_TEST: | |
7429 | memcpy(buf, bnx2_tests_str_arr, | |
7430 | sizeof(bnx2_tests_str_arr)); | |
7431 | break; | |
7432 | } | |
7433 | } | |
7434 | ||
b6016b76 MC |
7435 | static void |
7436 | bnx2_get_ethtool_stats(struct net_device *dev, | |
7437 | struct ethtool_stats *stats, u64 *buf) | |
7438 | { | |
972ec0d4 | 7439 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
7440 | int i; |
7441 | u32 *hw_stats = (u32 *) bp->stats_blk; | |
354fcd77 | 7442 | u32 *temp_stats = (u32 *) bp->temp_stats_blk; |
14ab9b86 | 7443 | u8 *stats_len_arr = NULL; |
b6016b76 MC |
7444 | |
7445 | if (hw_stats == NULL) { | |
7446 | memset(buf, 0, sizeof(u64) * BNX2_NUM_STATS); | |
7447 | return; | |
7448 | } | |
7449 | ||
5b0c76ad MC |
7450 | if ((CHIP_ID(bp) == CHIP_ID_5706_A0) || |
7451 | (CHIP_ID(bp) == CHIP_ID_5706_A1) || | |
7452 | (CHIP_ID(bp) == CHIP_ID_5706_A2) || | |
7453 | (CHIP_ID(bp) == CHIP_ID_5708_A0)) | |
b6016b76 | 7454 | stats_len_arr = bnx2_5706_stats_len_arr; |
5b0c76ad MC |
7455 | else |
7456 | stats_len_arr = bnx2_5708_stats_len_arr; | |
b6016b76 MC |
7457 | |
7458 | for (i = 0; i < BNX2_NUM_STATS; i++) { | |
354fcd77 MC |
7459 | unsigned long offset; |
7460 | ||
b6016b76 MC |
7461 | if (stats_len_arr[i] == 0) { |
7462 | /* skip this counter */ | |
7463 | buf[i] = 0; | |
7464 | continue; | |
7465 | } | |
354fcd77 MC |
7466 | |
7467 | offset = bnx2_stats_offset_arr[i]; | |
b6016b76 MC |
7468 | if (stats_len_arr[i] == 4) { |
7469 | /* 4-byte counter */ | |
354fcd77 MC |
7470 | buf[i] = (u64) *(hw_stats + offset) + |
7471 | *(temp_stats + offset); | |
b6016b76 MC |
7472 | continue; |
7473 | } | |
7474 | /* 8-byte counter */ | |
354fcd77 MC |
7475 | buf[i] = (((u64) *(hw_stats + offset)) << 32) + |
7476 | *(hw_stats + offset + 1) + | |
7477 | (((u64) *(temp_stats + offset)) << 32) + | |
7478 | *(temp_stats + offset + 1); | |
b6016b76 MC |
7479 | } |
7480 | } | |
7481 | ||
7482 | static int | |
7483 | bnx2_phys_id(struct net_device *dev, u32 data) | |
7484 | { | |
972ec0d4 | 7485 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
7486 | int i; |
7487 | u32 save; | |
7488 | ||
9f52b564 MC |
7489 | bnx2_set_power_state(bp, PCI_D0); |
7490 | ||
b6016b76 MC |
7491 | if (data == 0) |
7492 | data = 2; | |
7493 | ||
7494 | save = REG_RD(bp, BNX2_MISC_CFG); | |
7495 | REG_WR(bp, BNX2_MISC_CFG, BNX2_MISC_CFG_LEDMODE_MAC); | |
7496 | ||
7497 | for (i = 0; i < (data * 2); i++) { | |
7498 | if ((i % 2) == 0) { | |
7499 | REG_WR(bp, BNX2_EMAC_LED, BNX2_EMAC_LED_OVERRIDE); | |
7500 | } | |
7501 | else { | |
7502 | REG_WR(bp, BNX2_EMAC_LED, BNX2_EMAC_LED_OVERRIDE | | |
7503 | BNX2_EMAC_LED_1000MB_OVERRIDE | | |
7504 | BNX2_EMAC_LED_100MB_OVERRIDE | | |
7505 | BNX2_EMAC_LED_10MB_OVERRIDE | | |
7506 | BNX2_EMAC_LED_TRAFFIC_OVERRIDE | | |
7507 | BNX2_EMAC_LED_TRAFFIC); | |
7508 | } | |
7509 | msleep_interruptible(500); | |
7510 | if (signal_pending(current)) | |
7511 | break; | |
7512 | } | |
7513 | REG_WR(bp, BNX2_EMAC_LED, 0); | |
7514 | REG_WR(bp, BNX2_MISC_CFG, save); | |
9f52b564 MC |
7515 | |
7516 | if (!netif_running(dev)) | |
7517 | bnx2_set_power_state(bp, PCI_D3hot); | |
7518 | ||
b6016b76 MC |
7519 | return 0; |
7520 | } | |
7521 | ||
4666f87a MC |
7522 | static int |
7523 | bnx2_set_tx_csum(struct net_device *dev, u32 data) | |
7524 | { | |
7525 | struct bnx2 *bp = netdev_priv(dev); | |
7526 | ||
7527 | if (CHIP_NUM(bp) == CHIP_NUM_5709) | |
807540ba | 7528 | return ethtool_op_set_tx_ipv6_csum(dev, data); |
4666f87a | 7529 | else |
807540ba | 7530 | return ethtool_op_set_tx_csum(dev, data); |
4666f87a MC |
7531 | } |
7532 | ||
fdc8541d MC |
7533 | static int |
7534 | bnx2_set_flags(struct net_device *dev, u32 data) | |
7535 | { | |
7d0fd211 JG |
7536 | struct bnx2 *bp = netdev_priv(dev); |
7537 | int rc; | |
7538 | ||
7539 | if (!(bp->flags & BNX2_FLAG_CAN_KEEP_VLAN) && | |
7540 | !(data & ETH_FLAG_RXVLAN)) | |
ec37a48d | 7541 | return -EINVAL; |
7d0fd211 JG |
7542 | |
7543 | rc = ethtool_op_set_flags(dev, data, ETH_FLAG_RXHASH | ETH_FLAG_RXVLAN | | |
7544 | ETH_FLAG_TXVLAN); | |
7545 | if (rc) | |
7546 | return rc; | |
7547 | ||
7548 | if ((!!(data & ETH_FLAG_RXVLAN) != | |
7549 | !!(bp->rx_mode & BNX2_EMAC_RX_MODE_KEEP_VLAN_TAG)) && | |
7550 | netif_running(dev)) { | |
7551 | bnx2_netif_stop(bp, false); | |
7552 | bnx2_set_rx_mode(dev); | |
7553 | bnx2_fw_sync(bp, BNX2_DRV_MSG_CODE_KEEP_VLAN_UPDATE, 0, 1); | |
7554 | bnx2_netif_start(bp, false); | |
7555 | } | |
7556 | ||
7557 | return 0; | |
fdc8541d MC |
7558 | } |
7559 | ||
7282d491 | 7560 | static const struct ethtool_ops bnx2_ethtool_ops = { |
b6016b76 MC |
7561 | .get_settings = bnx2_get_settings, |
7562 | .set_settings = bnx2_set_settings, | |
7563 | .get_drvinfo = bnx2_get_drvinfo, | |
244ac4f4 MC |
7564 | .get_regs_len = bnx2_get_regs_len, |
7565 | .get_regs = bnx2_get_regs, | |
b6016b76 MC |
7566 | .get_wol = bnx2_get_wol, |
7567 | .set_wol = bnx2_set_wol, | |
7568 | .nway_reset = bnx2_nway_reset, | |
7959ea25 | 7569 | .get_link = bnx2_get_link, |
b6016b76 MC |
7570 | .get_eeprom_len = bnx2_get_eeprom_len, |
7571 | .get_eeprom = bnx2_get_eeprom, | |
7572 | .set_eeprom = bnx2_set_eeprom, | |
7573 | .get_coalesce = bnx2_get_coalesce, | |
7574 | .set_coalesce = bnx2_set_coalesce, | |
7575 | .get_ringparam = bnx2_get_ringparam, | |
7576 | .set_ringparam = bnx2_set_ringparam, | |
7577 | .get_pauseparam = bnx2_get_pauseparam, | |
7578 | .set_pauseparam = bnx2_set_pauseparam, | |
7579 | .get_rx_csum = bnx2_get_rx_csum, | |
7580 | .set_rx_csum = bnx2_set_rx_csum, | |
4666f87a | 7581 | .set_tx_csum = bnx2_set_tx_csum, |
b6016b76 | 7582 | .set_sg = ethtool_op_set_sg, |
b11d6213 | 7583 | .set_tso = bnx2_set_tso, |
b6016b76 MC |
7584 | .self_test = bnx2_self_test, |
7585 | .get_strings = bnx2_get_strings, | |
7586 | .phys_id = bnx2_phys_id, | |
b6016b76 | 7587 | .get_ethtool_stats = bnx2_get_ethtool_stats, |
b9f2c044 | 7588 | .get_sset_count = bnx2_get_sset_count, |
fdc8541d MC |
7589 | .set_flags = bnx2_set_flags, |
7590 | .get_flags = ethtool_op_get_flags, | |
b6016b76 MC |
7591 | }; |
7592 | ||
7593 | /* Called with rtnl_lock */ | |
7594 | static int | |
7595 | bnx2_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) | |
7596 | { | |
14ab9b86 | 7597 | struct mii_ioctl_data *data = if_mii(ifr); |
972ec0d4 | 7598 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
7599 | int err; |
7600 | ||
7601 | switch(cmd) { | |
7602 | case SIOCGMIIPHY: | |
7603 | data->phy_id = bp->phy_addr; | |
7604 | ||
7605 | /* fallthru */ | |
7606 | case SIOCGMIIREG: { | |
7607 | u32 mii_regval; | |
7608 | ||
583c28e5 | 7609 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) |
7b6b8347 MC |
7610 | return -EOPNOTSUPP; |
7611 | ||
dad3e452 MC |
7612 | if (!netif_running(dev)) |
7613 | return -EAGAIN; | |
7614 | ||
c770a65c | 7615 | spin_lock_bh(&bp->phy_lock); |
b6016b76 | 7616 | err = bnx2_read_phy(bp, data->reg_num & 0x1f, &mii_regval); |
c770a65c | 7617 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
7618 | |
7619 | data->val_out = mii_regval; | |
7620 | ||
7621 | return err; | |
7622 | } | |
7623 | ||
7624 | case SIOCSMIIREG: | |
583c28e5 | 7625 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) |
7b6b8347 MC |
7626 | return -EOPNOTSUPP; |
7627 | ||
dad3e452 MC |
7628 | if (!netif_running(dev)) |
7629 | return -EAGAIN; | |
7630 | ||
c770a65c | 7631 | spin_lock_bh(&bp->phy_lock); |
b6016b76 | 7632 | err = bnx2_write_phy(bp, data->reg_num & 0x1f, data->val_in); |
c770a65c | 7633 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
7634 | |
7635 | return err; | |
7636 | ||
7637 | default: | |
7638 | /* do nothing */ | |
7639 | break; | |
7640 | } | |
7641 | return -EOPNOTSUPP; | |
7642 | } | |
7643 | ||
7644 | /* Called with rtnl_lock */ | |
7645 | static int | |
7646 | bnx2_change_mac_addr(struct net_device *dev, void *p) | |
7647 | { | |
7648 | struct sockaddr *addr = p; | |
972ec0d4 | 7649 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 7650 | |
73eef4cd MC |
7651 | if (!is_valid_ether_addr(addr->sa_data)) |
7652 | return -EINVAL; | |
7653 | ||
b6016b76 MC |
7654 | memcpy(dev->dev_addr, addr->sa_data, dev->addr_len); |
7655 | if (netif_running(dev)) | |
5fcaed01 | 7656 | bnx2_set_mac_addr(bp, bp->dev->dev_addr, 0); |
b6016b76 MC |
7657 | |
7658 | return 0; | |
7659 | } | |
7660 | ||
7661 | /* Called with rtnl_lock */ | |
7662 | static int | |
7663 | bnx2_change_mtu(struct net_device *dev, int new_mtu) | |
7664 | { | |
972ec0d4 | 7665 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
7666 | |
7667 | if (((new_mtu + ETH_HLEN) > MAX_ETHERNET_JUMBO_PACKET_SIZE) || | |
7668 | ((new_mtu + ETH_HLEN) < MIN_ETHERNET_PACKET_SIZE)) | |
7669 | return -EINVAL; | |
7670 | ||
7671 | dev->mtu = new_mtu; | |
807540ba | 7672 | return bnx2_change_ring_size(bp, bp->rx_ring_size, bp->tx_ring_size); |
b6016b76 MC |
7673 | } |
7674 | ||
257ddbda | 7675 | #ifdef CONFIG_NET_POLL_CONTROLLER |
b6016b76 MC |
7676 | static void |
7677 | poll_bnx2(struct net_device *dev) | |
7678 | { | |
972ec0d4 | 7679 | struct bnx2 *bp = netdev_priv(dev); |
b2af2c1d | 7680 | int i; |
b6016b76 | 7681 | |
b2af2c1d | 7682 | for (i = 0; i < bp->irq_nvecs; i++) { |
1bf1e347 MC |
7683 | struct bnx2_irq *irq = &bp->irq_tbl[i]; |
7684 | ||
7685 | disable_irq(irq->vector); | |
7686 | irq->handler(irq->vector, &bp->bnx2_napi[i]); | |
7687 | enable_irq(irq->vector); | |
b2af2c1d | 7688 | } |
b6016b76 MC |
7689 | } |
7690 | #endif | |
7691 | ||
253c8b75 MC |
7692 | static void __devinit |
7693 | bnx2_get_5709_media(struct bnx2 *bp) | |
7694 | { | |
7695 | u32 val = REG_RD(bp, BNX2_MISC_DUAL_MEDIA_CTRL); | |
7696 | u32 bond_id = val & BNX2_MISC_DUAL_MEDIA_CTRL_BOND_ID; | |
7697 | u32 strap; | |
7698 | ||
7699 | if (bond_id == BNX2_MISC_DUAL_MEDIA_CTRL_BOND_ID_C) | |
7700 | return; | |
7701 | else if (bond_id == BNX2_MISC_DUAL_MEDIA_CTRL_BOND_ID_S) { | |
583c28e5 | 7702 | bp->phy_flags |= BNX2_PHY_FLAG_SERDES; |
253c8b75 MC |
7703 | return; |
7704 | } | |
7705 | ||
7706 | if (val & BNX2_MISC_DUAL_MEDIA_CTRL_STRAP_OVERRIDE) | |
7707 | strap = (val & BNX2_MISC_DUAL_MEDIA_CTRL_PHY_CTRL) >> 21; | |
7708 | else | |
7709 | strap = (val & BNX2_MISC_DUAL_MEDIA_CTRL_PHY_CTRL_STRAP) >> 8; | |
7710 | ||
7711 | if (PCI_FUNC(bp->pdev->devfn) == 0) { | |
7712 | switch (strap) { | |
7713 | case 0x4: | |
7714 | case 0x5: | |
7715 | case 0x6: | |
583c28e5 | 7716 | bp->phy_flags |= BNX2_PHY_FLAG_SERDES; |
253c8b75 MC |
7717 | return; |
7718 | } | |
7719 | } else { | |
7720 | switch (strap) { | |
7721 | case 0x1: | |
7722 | case 0x2: | |
7723 | case 0x4: | |
583c28e5 | 7724 | bp->phy_flags |= BNX2_PHY_FLAG_SERDES; |
253c8b75 MC |
7725 | return; |
7726 | } | |
7727 | } | |
7728 | } | |
7729 | ||
883e5151 MC |
7730 | static void __devinit |
7731 | bnx2_get_pci_speed(struct bnx2 *bp) | |
7732 | { | |
7733 | u32 reg; | |
7734 | ||
7735 | reg = REG_RD(bp, BNX2_PCICFG_MISC_STATUS); | |
7736 | if (reg & BNX2_PCICFG_MISC_STATUS_PCIX_DET) { | |
7737 | u32 clkreg; | |
7738 | ||
f86e82fb | 7739 | bp->flags |= BNX2_FLAG_PCIX; |
883e5151 MC |
7740 | |
7741 | clkreg = REG_RD(bp, BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS); | |
7742 | ||
7743 | clkreg &= BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET; | |
7744 | switch (clkreg) { | |
7745 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_133MHZ: | |
7746 | bp->bus_speed_mhz = 133; | |
7747 | break; | |
7748 | ||
7749 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_95MHZ: | |
7750 | bp->bus_speed_mhz = 100; | |
7751 | break; | |
7752 | ||
7753 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_66MHZ: | |
7754 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_80MHZ: | |
7755 | bp->bus_speed_mhz = 66; | |
7756 | break; | |
7757 | ||
7758 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_48MHZ: | |
7759 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_55MHZ: | |
7760 | bp->bus_speed_mhz = 50; | |
7761 | break; | |
7762 | ||
7763 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_LOW: | |
7764 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_32MHZ: | |
7765 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_38MHZ: | |
7766 | bp->bus_speed_mhz = 33; | |
7767 | break; | |
7768 | } | |
7769 | } | |
7770 | else { | |
7771 | if (reg & BNX2_PCICFG_MISC_STATUS_M66EN) | |
7772 | bp->bus_speed_mhz = 66; | |
7773 | else | |
7774 | bp->bus_speed_mhz = 33; | |
7775 | } | |
7776 | ||
7777 | if (reg & BNX2_PCICFG_MISC_STATUS_32BIT_DET) | |
f86e82fb | 7778 | bp->flags |= BNX2_FLAG_PCI_32BIT; |
883e5151 MC |
7779 | |
7780 | } | |
7781 | ||
76d99061 MC |
7782 | static void __devinit |
7783 | bnx2_read_vpd_fw_ver(struct bnx2 *bp) | |
7784 | { | |
df25bc38 | 7785 | int rc, i, j; |
76d99061 | 7786 | u8 *data; |
df25bc38 | 7787 | unsigned int block_end, rosize, len; |
76d99061 | 7788 | |
012093f6 MC |
7789 | #define BNX2_VPD_NVRAM_OFFSET 0x300 |
7790 | #define BNX2_VPD_LEN 128 | |
76d99061 MC |
7791 | #define BNX2_MAX_VER_SLEN 30 |
7792 | ||
7793 | data = kmalloc(256, GFP_KERNEL); | |
7794 | if (!data) | |
7795 | return; | |
7796 | ||
012093f6 MC |
7797 | rc = bnx2_nvram_read(bp, BNX2_VPD_NVRAM_OFFSET, data + BNX2_VPD_LEN, |
7798 | BNX2_VPD_LEN); | |
76d99061 MC |
7799 | if (rc) |
7800 | goto vpd_done; | |
7801 | ||
012093f6 MC |
7802 | for (i = 0; i < BNX2_VPD_LEN; i += 4) { |
7803 | data[i] = data[i + BNX2_VPD_LEN + 3]; | |
7804 | data[i + 1] = data[i + BNX2_VPD_LEN + 2]; | |
7805 | data[i + 2] = data[i + BNX2_VPD_LEN + 1]; | |
7806 | data[i + 3] = data[i + BNX2_VPD_LEN]; | |
76d99061 MC |
7807 | } |
7808 | ||
df25bc38 MC |
7809 | i = pci_vpd_find_tag(data, 0, BNX2_VPD_LEN, PCI_VPD_LRDT_RO_DATA); |
7810 | if (i < 0) | |
7811 | goto vpd_done; | |
76d99061 | 7812 | |
df25bc38 MC |
7813 | rosize = pci_vpd_lrdt_size(&data[i]); |
7814 | i += PCI_VPD_LRDT_TAG_SIZE; | |
7815 | block_end = i + rosize; | |
76d99061 | 7816 | |
df25bc38 MC |
7817 | if (block_end > BNX2_VPD_LEN) |
7818 | goto vpd_done; | |
76d99061 | 7819 | |
df25bc38 MC |
7820 | j = pci_vpd_find_info_keyword(data, i, rosize, |
7821 | PCI_VPD_RO_KEYWORD_MFR_ID); | |
7822 | if (j < 0) | |
7823 | goto vpd_done; | |
76d99061 | 7824 | |
df25bc38 | 7825 | len = pci_vpd_info_field_size(&data[j]); |
76d99061 | 7826 | |
df25bc38 MC |
7827 | j += PCI_VPD_INFO_FLD_HDR_SIZE; |
7828 | if (j + len > block_end || len != 4 || | |
7829 | memcmp(&data[j], "1028", 4)) | |
7830 | goto vpd_done; | |
4067a854 | 7831 | |
df25bc38 MC |
7832 | j = pci_vpd_find_info_keyword(data, i, rosize, |
7833 | PCI_VPD_RO_KEYWORD_VENDOR0); | |
7834 | if (j < 0) | |
7835 | goto vpd_done; | |
4067a854 | 7836 | |
df25bc38 | 7837 | len = pci_vpd_info_field_size(&data[j]); |
4067a854 | 7838 | |
df25bc38 MC |
7839 | j += PCI_VPD_INFO_FLD_HDR_SIZE; |
7840 | if (j + len > block_end || len > BNX2_MAX_VER_SLEN) | |
76d99061 | 7841 | goto vpd_done; |
df25bc38 MC |
7842 | |
7843 | memcpy(bp->fw_version, &data[j], len); | |
7844 | bp->fw_version[len] = ' '; | |
76d99061 MC |
7845 | |
7846 | vpd_done: | |
7847 | kfree(data); | |
7848 | } | |
7849 | ||
b6016b76 MC |
7850 | static int __devinit |
7851 | bnx2_init_board(struct pci_dev *pdev, struct net_device *dev) | |
7852 | { | |
7853 | struct bnx2 *bp; | |
7854 | unsigned long mem_len; | |
58fc2ea4 | 7855 | int rc, i, j; |
b6016b76 | 7856 | u32 reg; |
40453c83 | 7857 | u64 dma_mask, persist_dma_mask; |
cd709aa9 | 7858 | int err; |
b6016b76 | 7859 | |
b6016b76 | 7860 | SET_NETDEV_DEV(dev, &pdev->dev); |
972ec0d4 | 7861 | bp = netdev_priv(dev); |
b6016b76 MC |
7862 | |
7863 | bp->flags = 0; | |
7864 | bp->phy_flags = 0; | |
7865 | ||
354fcd77 MC |
7866 | bp->temp_stats_blk = |
7867 | kzalloc(sizeof(struct statistics_block), GFP_KERNEL); | |
7868 | ||
7869 | if (bp->temp_stats_blk == NULL) { | |
7870 | rc = -ENOMEM; | |
7871 | goto err_out; | |
7872 | } | |
7873 | ||
b6016b76 MC |
7874 | /* enable device (incl. PCI PM wakeup), and bus-mastering */ |
7875 | rc = pci_enable_device(pdev); | |
7876 | if (rc) { | |
3a9c6a49 | 7877 | dev_err(&pdev->dev, "Cannot enable PCI device, aborting\n"); |
b6016b76 MC |
7878 | goto err_out; |
7879 | } | |
7880 | ||
7881 | if (!(pci_resource_flags(pdev, 0) & IORESOURCE_MEM)) { | |
9b91cf9d | 7882 | dev_err(&pdev->dev, |
3a9c6a49 | 7883 | "Cannot find PCI device base address, aborting\n"); |
b6016b76 MC |
7884 | rc = -ENODEV; |
7885 | goto err_out_disable; | |
7886 | } | |
7887 | ||
7888 | rc = pci_request_regions(pdev, DRV_MODULE_NAME); | |
7889 | if (rc) { | |
3a9c6a49 | 7890 | dev_err(&pdev->dev, "Cannot obtain PCI resources, aborting\n"); |
b6016b76 MC |
7891 | goto err_out_disable; |
7892 | } | |
7893 | ||
7894 | pci_set_master(pdev); | |
7895 | ||
7896 | bp->pm_cap = pci_find_capability(pdev, PCI_CAP_ID_PM); | |
7897 | if (bp->pm_cap == 0) { | |
9b91cf9d | 7898 | dev_err(&pdev->dev, |
3a9c6a49 | 7899 | "Cannot find power management capability, aborting\n"); |
b6016b76 MC |
7900 | rc = -EIO; |
7901 | goto err_out_release; | |
7902 | } | |
7903 | ||
b6016b76 MC |
7904 | bp->dev = dev; |
7905 | bp->pdev = pdev; | |
7906 | ||
7907 | spin_lock_init(&bp->phy_lock); | |
1b8227c4 | 7908 | spin_lock_init(&bp->indirect_lock); |
c5a88950 MC |
7909 | #ifdef BCM_CNIC |
7910 | mutex_init(&bp->cnic_lock); | |
7911 | #endif | |
c4028958 | 7912 | INIT_WORK(&bp->reset_task, bnx2_reset_task); |
b6016b76 MC |
7913 | |
7914 | dev->base_addr = dev->mem_start = pci_resource_start(pdev, 0); | |
4edd473f | 7915 | mem_len = MB_GET_CID_ADDR(TX_TSS_CID + TX_MAX_TSS_RINGS + 1); |
b6016b76 MC |
7916 | dev->mem_end = dev->mem_start + mem_len; |
7917 | dev->irq = pdev->irq; | |
7918 | ||
7919 | bp->regview = ioremap_nocache(dev->base_addr, mem_len); | |
7920 | ||
7921 | if (!bp->regview) { | |
3a9c6a49 | 7922 | dev_err(&pdev->dev, "Cannot map register space, aborting\n"); |
b6016b76 MC |
7923 | rc = -ENOMEM; |
7924 | goto err_out_release; | |
7925 | } | |
7926 | ||
be7ff1af MC |
7927 | bnx2_set_power_state(bp, PCI_D0); |
7928 | ||
b6016b76 MC |
7929 | /* Configure byte swap and enable write to the reg_window registers. |
7930 | * Rely on CPU to do target byte swapping on big endian systems | |
7931 | * The chip's target access swapping will not swap all accesses | |
7932 | */ | |
be7ff1af MC |
7933 | REG_WR(bp, BNX2_PCICFG_MISC_CONFIG, |
7934 | BNX2_PCICFG_MISC_CONFIG_REG_WINDOW_ENA | | |
7935 | BNX2_PCICFG_MISC_CONFIG_TARGET_MB_WORD_SWAP); | |
b6016b76 MC |
7936 | |
7937 | bp->chip_id = REG_RD(bp, BNX2_MISC_ID); | |
7938 | ||
883e5151 MC |
7939 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
7940 | if (pci_find_capability(pdev, PCI_CAP_ID_EXP) == 0) { | |
7941 | dev_err(&pdev->dev, | |
3a9c6a49 | 7942 | "Cannot find PCIE capability, aborting\n"); |
883e5151 MC |
7943 | rc = -EIO; |
7944 | goto err_out_unmap; | |
7945 | } | |
f86e82fb | 7946 | bp->flags |= BNX2_FLAG_PCIE; |
2dd201d7 | 7947 | if (CHIP_REV(bp) == CHIP_REV_Ax) |
f86e82fb | 7948 | bp->flags |= BNX2_FLAG_JUMBO_BROKEN; |
c239f279 MC |
7949 | |
7950 | /* AER (Advanced Error Reporting) hooks */ | |
7951 | err = pci_enable_pcie_error_reporting(pdev); | |
7952 | if (err) { | |
7953 | dev_err(&pdev->dev, "pci_enable_pcie_error_reporting " | |
7954 | "failed 0x%x\n", err); | |
7955 | /* non-fatal, continue */ | |
7956 | } | |
7957 | ||
883e5151 | 7958 | } else { |
59b47d8a MC |
7959 | bp->pcix_cap = pci_find_capability(pdev, PCI_CAP_ID_PCIX); |
7960 | if (bp->pcix_cap == 0) { | |
7961 | dev_err(&pdev->dev, | |
3a9c6a49 | 7962 | "Cannot find PCIX capability, aborting\n"); |
59b47d8a MC |
7963 | rc = -EIO; |
7964 | goto err_out_unmap; | |
7965 | } | |
61d9e3fa | 7966 | bp->flags |= BNX2_FLAG_BROKEN_STATS; |
59b47d8a MC |
7967 | } |
7968 | ||
b4b36042 MC |
7969 | if (CHIP_NUM(bp) == CHIP_NUM_5709 && CHIP_REV(bp) != CHIP_REV_Ax) { |
7970 | if (pci_find_capability(pdev, PCI_CAP_ID_MSIX)) | |
f86e82fb | 7971 | bp->flags |= BNX2_FLAG_MSIX_CAP; |
b4b36042 MC |
7972 | } |
7973 | ||
8e6a72c4 MC |
7974 | if (CHIP_ID(bp) != CHIP_ID_5706_A0 && CHIP_ID(bp) != CHIP_ID_5706_A1) { |
7975 | if (pci_find_capability(pdev, PCI_CAP_ID_MSI)) | |
f86e82fb | 7976 | bp->flags |= BNX2_FLAG_MSI_CAP; |
8e6a72c4 MC |
7977 | } |
7978 | ||
40453c83 MC |
7979 | /* 5708 cannot support DMA addresses > 40-bit. */ |
7980 | if (CHIP_NUM(bp) == CHIP_NUM_5708) | |
50cf156a | 7981 | persist_dma_mask = dma_mask = DMA_BIT_MASK(40); |
40453c83 | 7982 | else |
6a35528a | 7983 | persist_dma_mask = dma_mask = DMA_BIT_MASK(64); |
40453c83 MC |
7984 | |
7985 | /* Configure DMA attributes. */ | |
7986 | if (pci_set_dma_mask(pdev, dma_mask) == 0) { | |
7987 | dev->features |= NETIF_F_HIGHDMA; | |
7988 | rc = pci_set_consistent_dma_mask(pdev, persist_dma_mask); | |
7989 | if (rc) { | |
7990 | dev_err(&pdev->dev, | |
3a9c6a49 | 7991 | "pci_set_consistent_dma_mask failed, aborting\n"); |
40453c83 MC |
7992 | goto err_out_unmap; |
7993 | } | |
284901a9 | 7994 | } else if ((rc = pci_set_dma_mask(pdev, DMA_BIT_MASK(32))) != 0) { |
3a9c6a49 | 7995 | dev_err(&pdev->dev, "System does not support DMA, aborting\n"); |
40453c83 MC |
7996 | goto err_out_unmap; |
7997 | } | |
7998 | ||
f86e82fb | 7999 | if (!(bp->flags & BNX2_FLAG_PCIE)) |
883e5151 | 8000 | bnx2_get_pci_speed(bp); |
b6016b76 MC |
8001 | |
8002 | /* 5706A0 may falsely detect SERR and PERR. */ | |
8003 | if (CHIP_ID(bp) == CHIP_ID_5706_A0) { | |
8004 | reg = REG_RD(bp, PCI_COMMAND); | |
8005 | reg &= ~(PCI_COMMAND_SERR | PCI_COMMAND_PARITY); | |
8006 | REG_WR(bp, PCI_COMMAND, reg); | |
8007 | } | |
8008 | else if ((CHIP_ID(bp) == CHIP_ID_5706_A1) && | |
f86e82fb | 8009 | !(bp->flags & BNX2_FLAG_PCIX)) { |
b6016b76 | 8010 | |
9b91cf9d | 8011 | dev_err(&pdev->dev, |
3a9c6a49 | 8012 | "5706 A1 can only be used in a PCIX bus, aborting\n"); |
b6016b76 MC |
8013 | goto err_out_unmap; |
8014 | } | |
8015 | ||
8016 | bnx2_init_nvram(bp); | |
8017 | ||
2726d6e1 | 8018 | reg = bnx2_reg_rd_ind(bp, BNX2_SHM_HDR_SIGNATURE); |
e3648b3d MC |
8019 | |
8020 | if ((reg & BNX2_SHM_HDR_SIGNATURE_SIG_MASK) == | |
24cb230b MC |
8021 | BNX2_SHM_HDR_SIGNATURE_SIG) { |
8022 | u32 off = PCI_FUNC(pdev->devfn) << 2; | |
8023 | ||
2726d6e1 | 8024 | bp->shmem_base = bnx2_reg_rd_ind(bp, BNX2_SHM_HDR_ADDR_0 + off); |
24cb230b | 8025 | } else |
e3648b3d MC |
8026 | bp->shmem_base = HOST_VIEW_SHMEM_BASE; |
8027 | ||
b6016b76 MC |
8028 | /* Get the permanent MAC address. First we need to make sure the |
8029 | * firmware is actually running. | |
8030 | */ | |
2726d6e1 | 8031 | reg = bnx2_shmem_rd(bp, BNX2_DEV_INFO_SIGNATURE); |
b6016b76 MC |
8032 | |
8033 | if ((reg & BNX2_DEV_INFO_SIGNATURE_MAGIC_MASK) != | |
8034 | BNX2_DEV_INFO_SIGNATURE_MAGIC) { | |
3a9c6a49 | 8035 | dev_err(&pdev->dev, "Firmware not running, aborting\n"); |
b6016b76 MC |
8036 | rc = -ENODEV; |
8037 | goto err_out_unmap; | |
8038 | } | |
8039 | ||
76d99061 MC |
8040 | bnx2_read_vpd_fw_ver(bp); |
8041 | ||
8042 | j = strlen(bp->fw_version); | |
2726d6e1 | 8043 | reg = bnx2_shmem_rd(bp, BNX2_DEV_INFO_BC_REV); |
76d99061 | 8044 | for (i = 0; i < 3 && j < 24; i++) { |
58fc2ea4 MC |
8045 | u8 num, k, skip0; |
8046 | ||
76d99061 MC |
8047 | if (i == 0) { |
8048 | bp->fw_version[j++] = 'b'; | |
8049 | bp->fw_version[j++] = 'c'; | |
8050 | bp->fw_version[j++] = ' '; | |
8051 | } | |
58fc2ea4 MC |
8052 | num = (u8) (reg >> (24 - (i * 8))); |
8053 | for (k = 100, skip0 = 1; k >= 1; num %= k, k /= 10) { | |
8054 | if (num >= k || !skip0 || k == 1) { | |
8055 | bp->fw_version[j++] = (num / k) + '0'; | |
8056 | skip0 = 0; | |
8057 | } | |
8058 | } | |
8059 | if (i != 2) | |
8060 | bp->fw_version[j++] = '.'; | |
8061 | } | |
2726d6e1 | 8062 | reg = bnx2_shmem_rd(bp, BNX2_PORT_FEATURE); |
846f5c62 MC |
8063 | if (reg & BNX2_PORT_FEATURE_WOL_ENABLED) |
8064 | bp->wol = 1; | |
8065 | ||
8066 | if (reg & BNX2_PORT_FEATURE_ASF_ENABLED) { | |
f86e82fb | 8067 | bp->flags |= BNX2_FLAG_ASF_ENABLE; |
c2d3db8c MC |
8068 | |
8069 | for (i = 0; i < 30; i++) { | |
2726d6e1 | 8070 | reg = bnx2_shmem_rd(bp, BNX2_BC_STATE_CONDITION); |
c2d3db8c MC |
8071 | if (reg & BNX2_CONDITION_MFW_RUN_MASK) |
8072 | break; | |
8073 | msleep(10); | |
8074 | } | |
8075 | } | |
2726d6e1 | 8076 | reg = bnx2_shmem_rd(bp, BNX2_BC_STATE_CONDITION); |
58fc2ea4 MC |
8077 | reg &= BNX2_CONDITION_MFW_RUN_MASK; |
8078 | if (reg != BNX2_CONDITION_MFW_RUN_UNKNOWN && | |
8079 | reg != BNX2_CONDITION_MFW_RUN_NONE) { | |
2726d6e1 | 8080 | u32 addr = bnx2_shmem_rd(bp, BNX2_MFW_VER_PTR); |
58fc2ea4 | 8081 | |
76d99061 MC |
8082 | if (j < 32) |
8083 | bp->fw_version[j++] = ' '; | |
8084 | for (i = 0; i < 3 && j < 28; i++) { | |
2726d6e1 | 8085 | reg = bnx2_reg_rd_ind(bp, addr + i * 4); |
58fc2ea4 MC |
8086 | reg = swab32(reg); |
8087 | memcpy(&bp->fw_version[j], ®, 4); | |
8088 | j += 4; | |
8089 | } | |
8090 | } | |
b6016b76 | 8091 | |
2726d6e1 | 8092 | reg = bnx2_shmem_rd(bp, BNX2_PORT_HW_CFG_MAC_UPPER); |
b6016b76 MC |
8093 | bp->mac_addr[0] = (u8) (reg >> 8); |
8094 | bp->mac_addr[1] = (u8) reg; | |
8095 | ||
2726d6e1 | 8096 | reg = bnx2_shmem_rd(bp, BNX2_PORT_HW_CFG_MAC_LOWER); |
b6016b76 MC |
8097 | bp->mac_addr[2] = (u8) (reg >> 24); |
8098 | bp->mac_addr[3] = (u8) (reg >> 16); | |
8099 | bp->mac_addr[4] = (u8) (reg >> 8); | |
8100 | bp->mac_addr[5] = (u8) reg; | |
8101 | ||
8102 | bp->tx_ring_size = MAX_TX_DESC_CNT; | |
932f3772 | 8103 | bnx2_set_rx_ring_size(bp, 255); |
b6016b76 MC |
8104 | |
8105 | bp->rx_csum = 1; | |
8106 | ||
cf7474a6 | 8107 | bp->tx_quick_cons_trip_int = 2; |
b6016b76 | 8108 | bp->tx_quick_cons_trip = 20; |
cf7474a6 | 8109 | bp->tx_ticks_int = 18; |
b6016b76 | 8110 | bp->tx_ticks = 80; |
6aa20a22 | 8111 | |
cf7474a6 MC |
8112 | bp->rx_quick_cons_trip_int = 2; |
8113 | bp->rx_quick_cons_trip = 12; | |
b6016b76 MC |
8114 | bp->rx_ticks_int = 18; |
8115 | bp->rx_ticks = 18; | |
8116 | ||
7ea6920e | 8117 | bp->stats_ticks = USEC_PER_SEC & BNX2_HC_STATS_TICKS_HC_STAT_TICKS; |
b6016b76 | 8118 | |
ac392abc | 8119 | bp->current_interval = BNX2_TIMER_INTERVAL; |
b6016b76 | 8120 | |
5b0c76ad MC |
8121 | bp->phy_addr = 1; |
8122 | ||
b6016b76 | 8123 | /* Disable WOL support if we are running on a SERDES chip. */ |
253c8b75 MC |
8124 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
8125 | bnx2_get_5709_media(bp); | |
8126 | else if (CHIP_BOND_ID(bp) & CHIP_BOND_ID_SERDES_BIT) | |
583c28e5 | 8127 | bp->phy_flags |= BNX2_PHY_FLAG_SERDES; |
bac0dff6 | 8128 | |
0d8a6571 | 8129 | bp->phy_port = PORT_TP; |
583c28e5 | 8130 | if (bp->phy_flags & BNX2_PHY_FLAG_SERDES) { |
0d8a6571 | 8131 | bp->phy_port = PORT_FIBRE; |
2726d6e1 | 8132 | reg = bnx2_shmem_rd(bp, BNX2_SHARED_HW_CFG_CONFIG); |
846f5c62 | 8133 | if (!(reg & BNX2_SHARED_HW_CFG_GIG_LINK_ON_VAUX)) { |
f86e82fb | 8134 | bp->flags |= BNX2_FLAG_NO_WOL; |
846f5c62 MC |
8135 | bp->wol = 0; |
8136 | } | |
38ea3686 MC |
8137 | if (CHIP_NUM(bp) == CHIP_NUM_5706) { |
8138 | /* Don't do parallel detect on this board because of | |
8139 | * some board problems. The link will not go down | |
8140 | * if we do parallel detect. | |
8141 | */ | |
8142 | if (pdev->subsystem_vendor == PCI_VENDOR_ID_HP && | |
8143 | pdev->subsystem_device == 0x310c) | |
8144 | bp->phy_flags |= BNX2_PHY_FLAG_NO_PARALLEL; | |
8145 | } else { | |
5b0c76ad | 8146 | bp->phy_addr = 2; |
5b0c76ad | 8147 | if (reg & BNX2_SHARED_HW_CFG_PHY_2_5G) |
583c28e5 | 8148 | bp->phy_flags |= BNX2_PHY_FLAG_2_5G_CAPABLE; |
5b0c76ad | 8149 | } |
261dd5ca MC |
8150 | } else if (CHIP_NUM(bp) == CHIP_NUM_5706 || |
8151 | CHIP_NUM(bp) == CHIP_NUM_5708) | |
583c28e5 | 8152 | bp->phy_flags |= BNX2_PHY_FLAG_CRC_FIX; |
fb0c18bd MC |
8153 | else if (CHIP_NUM(bp) == CHIP_NUM_5709 && |
8154 | (CHIP_REV(bp) == CHIP_REV_Ax || | |
8155 | CHIP_REV(bp) == CHIP_REV_Bx)) | |
583c28e5 | 8156 | bp->phy_flags |= BNX2_PHY_FLAG_DIS_EARLY_DAC; |
b6016b76 | 8157 | |
7c62e83b MC |
8158 | bnx2_init_fw_cap(bp); |
8159 | ||
16088272 MC |
8160 | if ((CHIP_ID(bp) == CHIP_ID_5708_A0) || |
8161 | (CHIP_ID(bp) == CHIP_ID_5708_B0) || | |
5ec6d7bf MC |
8162 | (CHIP_ID(bp) == CHIP_ID_5708_B1) || |
8163 | !(REG_RD(bp, BNX2_PCI_CONFIG_3) & BNX2_PCI_CONFIG_3_VAUX_PRESET)) { | |
f86e82fb | 8164 | bp->flags |= BNX2_FLAG_NO_WOL; |
846f5c62 MC |
8165 | bp->wol = 0; |
8166 | } | |
dda1e390 | 8167 | |
b6016b76 MC |
8168 | if (CHIP_ID(bp) == CHIP_ID_5706_A0) { |
8169 | bp->tx_quick_cons_trip_int = | |
8170 | bp->tx_quick_cons_trip; | |
8171 | bp->tx_ticks_int = bp->tx_ticks; | |
8172 | bp->rx_quick_cons_trip_int = | |
8173 | bp->rx_quick_cons_trip; | |
8174 | bp->rx_ticks_int = bp->rx_ticks; | |
8175 | bp->comp_prod_trip_int = bp->comp_prod_trip; | |
8176 | bp->com_ticks_int = bp->com_ticks; | |
8177 | bp->cmd_ticks_int = bp->cmd_ticks; | |
8178 | } | |
8179 | ||
f9317a40 MC |
8180 | /* Disable MSI on 5706 if AMD 8132 bridge is found. |
8181 | * | |
8182 | * MSI is defined to be 32-bit write. The 5706 does 64-bit MSI writes | |
8183 | * with byte enables disabled on the unused 32-bit word. This is legal | |
8184 | * but causes problems on the AMD 8132 which will eventually stop | |
8185 | * responding after a while. | |
8186 | * | |
8187 | * AMD believes this incompatibility is unique to the 5706, and | |
88187dfa | 8188 | * prefers to locally disable MSI rather than globally disabling it. |
f9317a40 MC |
8189 | */ |
8190 | if (CHIP_NUM(bp) == CHIP_NUM_5706 && disable_msi == 0) { | |
8191 | struct pci_dev *amd_8132 = NULL; | |
8192 | ||
8193 | while ((amd_8132 = pci_get_device(PCI_VENDOR_ID_AMD, | |
8194 | PCI_DEVICE_ID_AMD_8132_BRIDGE, | |
8195 | amd_8132))) { | |
f9317a40 | 8196 | |
44c10138 AK |
8197 | if (amd_8132->revision >= 0x10 && |
8198 | amd_8132->revision <= 0x13) { | |
f9317a40 MC |
8199 | disable_msi = 1; |
8200 | pci_dev_put(amd_8132); | |
8201 | break; | |
8202 | } | |
8203 | } | |
8204 | } | |
8205 | ||
deaf391b | 8206 | bnx2_set_default_link(bp); |
b6016b76 MC |
8207 | bp->req_flow_ctrl = FLOW_CTRL_RX | FLOW_CTRL_TX; |
8208 | ||
cd339a0e | 8209 | init_timer(&bp->timer); |
ac392abc | 8210 | bp->timer.expires = RUN_AT(BNX2_TIMER_INTERVAL); |
cd339a0e MC |
8211 | bp->timer.data = (unsigned long) bp; |
8212 | bp->timer.function = bnx2_timer; | |
8213 | ||
c239f279 MC |
8214 | pci_save_state(pdev); |
8215 | ||
b6016b76 MC |
8216 | return 0; |
8217 | ||
8218 | err_out_unmap: | |
c239f279 MC |
8219 | if (bp->flags & BNX2_FLAG_PCIE) |
8220 | pci_disable_pcie_error_reporting(pdev); | |
8221 | ||
b6016b76 MC |
8222 | if (bp->regview) { |
8223 | iounmap(bp->regview); | |
73eef4cd | 8224 | bp->regview = NULL; |
b6016b76 MC |
8225 | } |
8226 | ||
8227 | err_out_release: | |
8228 | pci_release_regions(pdev); | |
8229 | ||
8230 | err_out_disable: | |
8231 | pci_disable_device(pdev); | |
8232 | pci_set_drvdata(pdev, NULL); | |
8233 | ||
8234 | err_out: | |
8235 | return rc; | |
8236 | } | |
8237 | ||
883e5151 MC |
8238 | static char * __devinit |
8239 | bnx2_bus_string(struct bnx2 *bp, char *str) | |
8240 | { | |
8241 | char *s = str; | |
8242 | ||
f86e82fb | 8243 | if (bp->flags & BNX2_FLAG_PCIE) { |
883e5151 MC |
8244 | s += sprintf(s, "PCI Express"); |
8245 | } else { | |
8246 | s += sprintf(s, "PCI"); | |
f86e82fb | 8247 | if (bp->flags & BNX2_FLAG_PCIX) |
883e5151 | 8248 | s += sprintf(s, "-X"); |
f86e82fb | 8249 | if (bp->flags & BNX2_FLAG_PCI_32BIT) |
883e5151 MC |
8250 | s += sprintf(s, " 32-bit"); |
8251 | else | |
8252 | s += sprintf(s, " 64-bit"); | |
8253 | s += sprintf(s, " %dMHz", bp->bus_speed_mhz); | |
8254 | } | |
8255 | return str; | |
8256 | } | |
8257 | ||
f048fa9c MC |
8258 | static void |
8259 | bnx2_del_napi(struct bnx2 *bp) | |
8260 | { | |
8261 | int i; | |
8262 | ||
8263 | for (i = 0; i < bp->irq_nvecs; i++) | |
8264 | netif_napi_del(&bp->bnx2_napi[i].napi); | |
8265 | } | |
8266 | ||
8267 | static void | |
35efa7c1 MC |
8268 | bnx2_init_napi(struct bnx2 *bp) |
8269 | { | |
b4b36042 | 8270 | int i; |
35efa7c1 | 8271 | |
4327ba43 | 8272 | for (i = 0; i < bp->irq_nvecs; i++) { |
35e9010b MC |
8273 | struct bnx2_napi *bnapi = &bp->bnx2_napi[i]; |
8274 | int (*poll)(struct napi_struct *, int); | |
8275 | ||
8276 | if (i == 0) | |
8277 | poll = bnx2_poll; | |
8278 | else | |
f0ea2e63 | 8279 | poll = bnx2_poll_msix; |
35e9010b MC |
8280 | |
8281 | netif_napi_add(bp->dev, &bp->bnx2_napi[i].napi, poll, 64); | |
b4b36042 MC |
8282 | bnapi->bp = bp; |
8283 | } | |
35efa7c1 MC |
8284 | } |
8285 | ||
0421eae6 SH |
8286 | static const struct net_device_ops bnx2_netdev_ops = { |
8287 | .ndo_open = bnx2_open, | |
8288 | .ndo_start_xmit = bnx2_start_xmit, | |
8289 | .ndo_stop = bnx2_close, | |
5d07bf26 | 8290 | .ndo_get_stats64 = bnx2_get_stats64, |
0421eae6 SH |
8291 | .ndo_set_rx_mode = bnx2_set_rx_mode, |
8292 | .ndo_do_ioctl = bnx2_ioctl, | |
8293 | .ndo_validate_addr = eth_validate_addr, | |
8294 | .ndo_set_mac_address = bnx2_change_mac_addr, | |
8295 | .ndo_change_mtu = bnx2_change_mtu, | |
8296 | .ndo_tx_timeout = bnx2_tx_timeout, | |
257ddbda | 8297 | #ifdef CONFIG_NET_POLL_CONTROLLER |
0421eae6 SH |
8298 | .ndo_poll_controller = poll_bnx2, |
8299 | #endif | |
8300 | }; | |
8301 | ||
72dccb01 ED |
8302 | static void inline vlan_features_add(struct net_device *dev, unsigned long flags) |
8303 | { | |
72dccb01 | 8304 | dev->vlan_features |= flags; |
72dccb01 ED |
8305 | } |
8306 | ||
b6016b76 MC |
8307 | static int __devinit |
8308 | bnx2_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) | |
8309 | { | |
8310 | static int version_printed = 0; | |
8311 | struct net_device *dev = NULL; | |
8312 | struct bnx2 *bp; | |
0795af57 | 8313 | int rc; |
883e5151 | 8314 | char str[40]; |
b6016b76 MC |
8315 | |
8316 | if (version_printed++ == 0) | |
3a9c6a49 | 8317 | pr_info("%s", version); |
b6016b76 MC |
8318 | |
8319 | /* dev zeroed in init_etherdev */ | |
706bf240 | 8320 | dev = alloc_etherdev_mq(sizeof(*bp), TX_MAX_RINGS); |
b6016b76 MC |
8321 | |
8322 | if (!dev) | |
8323 | return -ENOMEM; | |
8324 | ||
8325 | rc = bnx2_init_board(pdev, dev); | |
8326 | if (rc < 0) { | |
8327 | free_netdev(dev); | |
8328 | return rc; | |
8329 | } | |
8330 | ||
0421eae6 | 8331 | dev->netdev_ops = &bnx2_netdev_ops; |
b6016b76 | 8332 | dev->watchdog_timeo = TX_TIMEOUT; |
b6016b76 | 8333 | dev->ethtool_ops = &bnx2_ethtool_ops; |
b6016b76 | 8334 | |
972ec0d4 | 8335 | bp = netdev_priv(dev); |
b6016b76 | 8336 | |
1b2f922f MC |
8337 | pci_set_drvdata(pdev, dev); |
8338 | ||
57579f76 MC |
8339 | rc = bnx2_request_firmware(bp); |
8340 | if (rc) | |
8341 | goto error; | |
8342 | ||
1b2f922f MC |
8343 | memcpy(dev->dev_addr, bp->mac_addr, 6); |
8344 | memcpy(dev->perm_addr, bp->mac_addr, 6); | |
1b2f922f | 8345 | |
fdc8541d MC |
8346 | dev->features |= NETIF_F_IP_CSUM | NETIF_F_SG | NETIF_F_GRO | |
8347 | NETIF_F_RXHASH; | |
72dccb01 ED |
8348 | vlan_features_add(dev, NETIF_F_IP_CSUM | NETIF_F_SG); |
8349 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { | |
d212f87b | 8350 | dev->features |= NETIF_F_IPV6_CSUM; |
72dccb01 ED |
8351 | vlan_features_add(dev, NETIF_F_IPV6_CSUM); |
8352 | } | |
1b2f922f | 8353 | dev->features |= NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_RX; |
1b2f922f | 8354 | dev->features |= NETIF_F_TSO | NETIF_F_TSO_ECN; |
72dccb01 ED |
8355 | vlan_features_add(dev, NETIF_F_TSO | NETIF_F_TSO_ECN); |
8356 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { | |
4666f87a | 8357 | dev->features |= NETIF_F_TSO6; |
72dccb01 ED |
8358 | vlan_features_add(dev, NETIF_F_TSO6); |
8359 | } | |
b6016b76 | 8360 | if ((rc = register_netdev(dev))) { |
9b91cf9d | 8361 | dev_err(&pdev->dev, "Cannot register net device\n"); |
57579f76 | 8362 | goto error; |
b6016b76 MC |
8363 | } |
8364 | ||
3a9c6a49 JP |
8365 | netdev_info(dev, "%s (%c%d) %s found at mem %lx, IRQ %d, node addr %pM\n", |
8366 | board_info[ent->driver_data].name, | |
8367 | ((CHIP_ID(bp) & 0xf000) >> 12) + 'A', | |
8368 | ((CHIP_ID(bp) & 0x0ff0) >> 4), | |
8369 | bnx2_bus_string(bp, str), | |
8370 | dev->base_addr, | |
8371 | bp->pdev->irq, dev->dev_addr); | |
b6016b76 | 8372 | |
b6016b76 | 8373 | return 0; |
57579f76 MC |
8374 | |
8375 | error: | |
8376 | if (bp->mips_firmware) | |
8377 | release_firmware(bp->mips_firmware); | |
8378 | if (bp->rv2p_firmware) | |
8379 | release_firmware(bp->rv2p_firmware); | |
8380 | ||
8381 | if (bp->regview) | |
8382 | iounmap(bp->regview); | |
8383 | pci_release_regions(pdev); | |
8384 | pci_disable_device(pdev); | |
8385 | pci_set_drvdata(pdev, NULL); | |
8386 | free_netdev(dev); | |
8387 | return rc; | |
b6016b76 MC |
8388 | } |
8389 | ||
8390 | static void __devexit | |
8391 | bnx2_remove_one(struct pci_dev *pdev) | |
8392 | { | |
8393 | struct net_device *dev = pci_get_drvdata(pdev); | |
972ec0d4 | 8394 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 8395 | |
afdc08b9 MC |
8396 | flush_scheduled_work(); |
8397 | ||
b6016b76 MC |
8398 | unregister_netdev(dev); |
8399 | ||
57579f76 MC |
8400 | if (bp->mips_firmware) |
8401 | release_firmware(bp->mips_firmware); | |
8402 | if (bp->rv2p_firmware) | |
8403 | release_firmware(bp->rv2p_firmware); | |
8404 | ||
b6016b76 MC |
8405 | if (bp->regview) |
8406 | iounmap(bp->regview); | |
8407 | ||
354fcd77 MC |
8408 | kfree(bp->temp_stats_blk); |
8409 | ||
c239f279 MC |
8410 | if (bp->flags & BNX2_FLAG_PCIE) |
8411 | pci_disable_pcie_error_reporting(pdev); | |
cd709aa9 | 8412 | |
c239f279 | 8413 | free_netdev(dev); |
cd709aa9 | 8414 | |
b6016b76 MC |
8415 | pci_release_regions(pdev); |
8416 | pci_disable_device(pdev); | |
8417 | pci_set_drvdata(pdev, NULL); | |
8418 | } | |
8419 | ||
8420 | static int | |
829ca9a3 | 8421 | bnx2_suspend(struct pci_dev *pdev, pm_message_t state) |
b6016b76 MC |
8422 | { |
8423 | struct net_device *dev = pci_get_drvdata(pdev); | |
972ec0d4 | 8424 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 8425 | |
6caebb02 MC |
8426 | /* PCI register 4 needs to be saved whether netif_running() or not. |
8427 | * MSI address and data need to be saved if using MSI and | |
8428 | * netif_running(). | |
8429 | */ | |
8430 | pci_save_state(pdev); | |
b6016b76 MC |
8431 | if (!netif_running(dev)) |
8432 | return 0; | |
8433 | ||
1d60290f | 8434 | flush_scheduled_work(); |
212f9934 | 8435 | bnx2_netif_stop(bp, true); |
b6016b76 MC |
8436 | netif_device_detach(dev); |
8437 | del_timer_sync(&bp->timer); | |
74bf4ba3 | 8438 | bnx2_shutdown_chip(bp); |
b6016b76 | 8439 | bnx2_free_skbs(bp); |
829ca9a3 | 8440 | bnx2_set_power_state(bp, pci_choose_state(pdev, state)); |
b6016b76 MC |
8441 | return 0; |
8442 | } | |
8443 | ||
8444 | static int | |
8445 | bnx2_resume(struct pci_dev *pdev) | |
8446 | { | |
8447 | struct net_device *dev = pci_get_drvdata(pdev); | |
972ec0d4 | 8448 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 8449 | |
6caebb02 | 8450 | pci_restore_state(pdev); |
b6016b76 MC |
8451 | if (!netif_running(dev)) |
8452 | return 0; | |
8453 | ||
829ca9a3 | 8454 | bnx2_set_power_state(bp, PCI_D0); |
b6016b76 | 8455 | netif_device_attach(dev); |
9a120bc5 | 8456 | bnx2_init_nic(bp, 1); |
212f9934 | 8457 | bnx2_netif_start(bp, true); |
b6016b76 MC |
8458 | return 0; |
8459 | } | |
8460 | ||
6ff2da49 WX |
8461 | /** |
8462 | * bnx2_io_error_detected - called when PCI error is detected | |
8463 | * @pdev: Pointer to PCI device | |
8464 | * @state: The current pci connection state | |
8465 | * | |
8466 | * This function is called after a PCI bus error affecting | |
8467 | * this device has been detected. | |
8468 | */ | |
8469 | static pci_ers_result_t bnx2_io_error_detected(struct pci_dev *pdev, | |
8470 | pci_channel_state_t state) | |
8471 | { | |
8472 | struct net_device *dev = pci_get_drvdata(pdev); | |
8473 | struct bnx2 *bp = netdev_priv(dev); | |
8474 | ||
8475 | rtnl_lock(); | |
8476 | netif_device_detach(dev); | |
8477 | ||
2ec3de26 DN |
8478 | if (state == pci_channel_io_perm_failure) { |
8479 | rtnl_unlock(); | |
8480 | return PCI_ERS_RESULT_DISCONNECT; | |
8481 | } | |
8482 | ||
6ff2da49 | 8483 | if (netif_running(dev)) { |
212f9934 | 8484 | bnx2_netif_stop(bp, true); |
6ff2da49 WX |
8485 | del_timer_sync(&bp->timer); |
8486 | bnx2_reset_nic(bp, BNX2_DRV_MSG_CODE_RESET); | |
8487 | } | |
8488 | ||
8489 | pci_disable_device(pdev); | |
8490 | rtnl_unlock(); | |
8491 | ||
8492 | /* Request a slot slot reset. */ | |
8493 | return PCI_ERS_RESULT_NEED_RESET; | |
8494 | } | |
8495 | ||
8496 | /** | |
8497 | * bnx2_io_slot_reset - called after the pci bus has been reset. | |
8498 | * @pdev: Pointer to PCI device | |
8499 | * | |
8500 | * Restart the card from scratch, as if from a cold-boot. | |
8501 | */ | |
8502 | static pci_ers_result_t bnx2_io_slot_reset(struct pci_dev *pdev) | |
8503 | { | |
8504 | struct net_device *dev = pci_get_drvdata(pdev); | |
8505 | struct bnx2 *bp = netdev_priv(dev); | |
cd709aa9 JF |
8506 | pci_ers_result_t result; |
8507 | int err; | |
6ff2da49 WX |
8508 | |
8509 | rtnl_lock(); | |
8510 | if (pci_enable_device(pdev)) { | |
8511 | dev_err(&pdev->dev, | |
3a9c6a49 | 8512 | "Cannot re-enable PCI device after reset\n"); |
cd709aa9 JF |
8513 | result = PCI_ERS_RESULT_DISCONNECT; |
8514 | } else { | |
8515 | pci_set_master(pdev); | |
8516 | pci_restore_state(pdev); | |
8517 | pci_save_state(pdev); | |
8518 | ||
8519 | if (netif_running(dev)) { | |
8520 | bnx2_set_power_state(bp, PCI_D0); | |
8521 | bnx2_init_nic(bp, 1); | |
8522 | } | |
8523 | result = PCI_ERS_RESULT_RECOVERED; | |
6ff2da49 | 8524 | } |
cd709aa9 | 8525 | rtnl_unlock(); |
6ff2da49 | 8526 | |
c239f279 MC |
8527 | if (!(bp->flags & BNX2_FLAG_PCIE)) |
8528 | return result; | |
8529 | ||
cd709aa9 JF |
8530 | err = pci_cleanup_aer_uncorrect_error_status(pdev); |
8531 | if (err) { | |
8532 | dev_err(&pdev->dev, | |
8533 | "pci_cleanup_aer_uncorrect_error_status failed 0x%0x\n", | |
8534 | err); /* non-fatal, continue */ | |
6ff2da49 WX |
8535 | } |
8536 | ||
cd709aa9 | 8537 | return result; |
6ff2da49 WX |
8538 | } |
8539 | ||
8540 | /** | |
8541 | * bnx2_io_resume - called when traffic can start flowing again. | |
8542 | * @pdev: Pointer to PCI device | |
8543 | * | |
8544 | * This callback is called when the error recovery driver tells us that | |
8545 | * its OK to resume normal operation. | |
8546 | */ | |
8547 | static void bnx2_io_resume(struct pci_dev *pdev) | |
8548 | { | |
8549 | struct net_device *dev = pci_get_drvdata(pdev); | |
8550 | struct bnx2 *bp = netdev_priv(dev); | |
8551 | ||
8552 | rtnl_lock(); | |
8553 | if (netif_running(dev)) | |
212f9934 | 8554 | bnx2_netif_start(bp, true); |
6ff2da49 WX |
8555 | |
8556 | netif_device_attach(dev); | |
8557 | rtnl_unlock(); | |
8558 | } | |
8559 | ||
8560 | static struct pci_error_handlers bnx2_err_handler = { | |
8561 | .error_detected = bnx2_io_error_detected, | |
8562 | .slot_reset = bnx2_io_slot_reset, | |
8563 | .resume = bnx2_io_resume, | |
8564 | }; | |
8565 | ||
b6016b76 | 8566 | static struct pci_driver bnx2_pci_driver = { |
14ab9b86 PH |
8567 | .name = DRV_MODULE_NAME, |
8568 | .id_table = bnx2_pci_tbl, | |
8569 | .probe = bnx2_init_one, | |
8570 | .remove = __devexit_p(bnx2_remove_one), | |
8571 | .suspend = bnx2_suspend, | |
8572 | .resume = bnx2_resume, | |
6ff2da49 | 8573 | .err_handler = &bnx2_err_handler, |
b6016b76 MC |
8574 | }; |
8575 | ||
8576 | static int __init bnx2_init(void) | |
8577 | { | |
29917620 | 8578 | return pci_register_driver(&bnx2_pci_driver); |
b6016b76 MC |
8579 | } |
8580 | ||
8581 | static void __exit bnx2_cleanup(void) | |
8582 | { | |
8583 | pci_unregister_driver(&bnx2_pci_driver); | |
8584 | } | |
8585 | ||
8586 | module_init(bnx2_init); | |
8587 | module_exit(bnx2_cleanup); | |
8588 | ||
8589 | ||
8590 |