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b6016b76 MC |
1 | /* bnx2.c: Broadcom NX2 network driver. |
2 | * | |
feebb331 | 3 | * Copyright (c) 2004-2008 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 | ||
f2a4f052 MC |
12 | |
13 | #include <linux/module.h> | |
14 | #include <linux/moduleparam.h> | |
15 | ||
16 | #include <linux/kernel.h> | |
17 | #include <linux/timer.h> | |
18 | #include <linux/errno.h> | |
19 | #include <linux/ioport.h> | |
20 | #include <linux/slab.h> | |
21 | #include <linux/vmalloc.h> | |
22 | #include <linux/interrupt.h> | |
23 | #include <linux/pci.h> | |
24 | #include <linux/init.h> | |
25 | #include <linux/netdevice.h> | |
26 | #include <linux/etherdevice.h> | |
27 | #include <linux/skbuff.h> | |
28 | #include <linux/dma-mapping.h> | |
1977f032 | 29 | #include <linux/bitops.h> |
f2a4f052 MC |
30 | #include <asm/io.h> |
31 | #include <asm/irq.h> | |
32 | #include <linux/delay.h> | |
33 | #include <asm/byteorder.h> | |
c86a31f4 | 34 | #include <asm/page.h> |
f2a4f052 MC |
35 | #include <linux/time.h> |
36 | #include <linux/ethtool.h> | |
37 | #include <linux/mii.h> | |
38 | #ifdef NETIF_F_HW_VLAN_TX | |
39 | #include <linux/if_vlan.h> | |
40 | #define BCM_VLAN 1 | |
41 | #endif | |
f2a4f052 | 42 | #include <net/ip.h> |
de081fa5 | 43 | #include <net/tcp.h> |
f2a4f052 | 44 | #include <net/checksum.h> |
f2a4f052 MC |
45 | #include <linux/workqueue.h> |
46 | #include <linux/crc32.h> | |
47 | #include <linux/prefetch.h> | |
29b12174 | 48 | #include <linux/cache.h> |
fba9fe91 | 49 | #include <linux/zlib.h> |
f2a4f052 | 50 | |
b6016b76 MC |
51 | #include "bnx2.h" |
52 | #include "bnx2_fw.h" | |
d43584c8 | 53 | #include "bnx2_fw2.h" |
b6016b76 | 54 | |
110d0ef9 | 55 | #define FW_BUF_SIZE 0x10000 |
b3448b0b | 56 | |
b6016b76 MC |
57 | #define DRV_MODULE_NAME "bnx2" |
58 | #define PFX DRV_MODULE_NAME ": " | |
feebb331 MC |
59 | #define DRV_MODULE_VERSION "1.7.2" |
60 | #define DRV_MODULE_RELDATE "January 21, 2008" | |
b6016b76 MC |
61 | |
62 | #define RUN_AT(x) (jiffies + (x)) | |
63 | ||
64 | /* Time in jiffies before concluding the transmitter is hung. */ | |
65 | #define TX_TIMEOUT (5*HZ) | |
66 | ||
e19360f2 | 67 | static const char version[] __devinitdata = |
b6016b76 MC |
68 | "Broadcom NetXtreme II Gigabit Ethernet Driver " DRV_MODULE_NAME " v" DRV_MODULE_VERSION " (" DRV_MODULE_RELDATE ")\n"; |
69 | ||
70 | MODULE_AUTHOR("Michael Chan <mchan@broadcom.com>"); | |
05d0f1cf | 71 | MODULE_DESCRIPTION("Broadcom NetXtreme II BCM5706/5708 Driver"); |
b6016b76 MC |
72 | MODULE_LICENSE("GPL"); |
73 | MODULE_VERSION(DRV_MODULE_VERSION); | |
74 | ||
75 | static int disable_msi = 0; | |
76 | ||
77 | module_param(disable_msi, int, 0); | |
78 | MODULE_PARM_DESC(disable_msi, "Disable Message Signaled Interrupt (MSI)"); | |
79 | ||
80 | typedef enum { | |
81 | BCM5706 = 0, | |
82 | NC370T, | |
83 | NC370I, | |
84 | BCM5706S, | |
85 | NC370F, | |
5b0c76ad MC |
86 | BCM5708, |
87 | BCM5708S, | |
bac0dff6 | 88 | BCM5709, |
27a005b8 | 89 | BCM5709S, |
b6016b76 MC |
90 | } board_t; |
91 | ||
92 | /* indexed by board_t, above */ | |
f71e1309 | 93 | static const struct { |
b6016b76 MC |
94 | char *name; |
95 | } board_info[] __devinitdata = { | |
96 | { "Broadcom NetXtreme II BCM5706 1000Base-T" }, | |
97 | { "HP NC370T Multifunction Gigabit Server Adapter" }, | |
98 | { "HP NC370i Multifunction Gigabit Server Adapter" }, | |
99 | { "Broadcom NetXtreme II BCM5706 1000Base-SX" }, | |
100 | { "HP NC370F Multifunction Gigabit Server Adapter" }, | |
5b0c76ad MC |
101 | { "Broadcom NetXtreme II BCM5708 1000Base-T" }, |
102 | { "Broadcom NetXtreme II BCM5708 1000Base-SX" }, | |
bac0dff6 | 103 | { "Broadcom NetXtreme II BCM5709 1000Base-T" }, |
27a005b8 | 104 | { "Broadcom NetXtreme II BCM5709 1000Base-SX" }, |
b6016b76 MC |
105 | }; |
106 | ||
107 | static struct pci_device_id bnx2_pci_tbl[] = { | |
108 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5706, | |
109 | PCI_VENDOR_ID_HP, 0x3101, 0, 0, NC370T }, | |
110 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5706, | |
111 | PCI_VENDOR_ID_HP, 0x3106, 0, 0, NC370I }, | |
112 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5706, | |
113 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM5706 }, | |
5b0c76ad MC |
114 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5708, |
115 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM5708 }, | |
b6016b76 MC |
116 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5706S, |
117 | PCI_VENDOR_ID_HP, 0x3102, 0, 0, NC370F }, | |
118 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5706S, | |
119 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM5706S }, | |
5b0c76ad MC |
120 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5708S, |
121 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM5708S }, | |
bac0dff6 MC |
122 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5709, |
123 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM5709 }, | |
27a005b8 MC |
124 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5709S, |
125 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM5709S }, | |
b6016b76 MC |
126 | { 0, } |
127 | }; | |
128 | ||
129 | static struct flash_spec flash_table[] = | |
130 | { | |
e30372c9 MC |
131 | #define BUFFERED_FLAGS (BNX2_NV_BUFFERED | BNX2_NV_TRANSLATE) |
132 | #define NONBUFFERED_FLAGS (BNX2_NV_WREN) | |
b6016b76 | 133 | /* Slow EEPROM */ |
37137709 | 134 | {0x00000000, 0x40830380, 0x009f0081, 0xa184a053, 0xaf000400, |
e30372c9 | 135 | BUFFERED_FLAGS, SEEPROM_PAGE_BITS, SEEPROM_PAGE_SIZE, |
b6016b76 MC |
136 | SEEPROM_BYTE_ADDR_MASK, SEEPROM_TOTAL_SIZE, |
137 | "EEPROM - slow"}, | |
37137709 MC |
138 | /* Expansion entry 0001 */ |
139 | {0x08000002, 0x4b808201, 0x00050081, 0x03840253, 0xaf020406, | |
e30372c9 | 140 | NONBUFFERED_FLAGS, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, |
37137709 MC |
141 | SAIFUN_FLASH_BYTE_ADDR_MASK, 0, |
142 | "Entry 0001"}, | |
b6016b76 MC |
143 | /* Saifun SA25F010 (non-buffered flash) */ |
144 | /* strap, cfg1, & write1 need updates */ | |
37137709 | 145 | {0x04000001, 0x47808201, 0x00050081, 0x03840253, 0xaf020406, |
e30372c9 | 146 | NONBUFFERED_FLAGS, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, |
b6016b76 MC |
147 | SAIFUN_FLASH_BYTE_ADDR_MASK, SAIFUN_FLASH_BASE_TOTAL_SIZE*2, |
148 | "Non-buffered flash (128kB)"}, | |
149 | /* Saifun SA25F020 (non-buffered flash) */ | |
150 | /* strap, cfg1, & write1 need updates */ | |
37137709 | 151 | {0x0c000003, 0x4f808201, 0x00050081, 0x03840253, 0xaf020406, |
e30372c9 | 152 | NONBUFFERED_FLAGS, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, |
b6016b76 MC |
153 | SAIFUN_FLASH_BYTE_ADDR_MASK, SAIFUN_FLASH_BASE_TOTAL_SIZE*4, |
154 | "Non-buffered flash (256kB)"}, | |
37137709 MC |
155 | /* Expansion entry 0100 */ |
156 | {0x11000000, 0x53808201, 0x00050081, 0x03840253, 0xaf020406, | |
e30372c9 | 157 | NONBUFFERED_FLAGS, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, |
37137709 MC |
158 | SAIFUN_FLASH_BYTE_ADDR_MASK, 0, |
159 | "Entry 0100"}, | |
160 | /* Entry 0101: ST M45PE10 (non-buffered flash, TetonII B0) */ | |
6aa20a22 | 161 | {0x19000002, 0x5b808201, 0x000500db, 0x03840253, 0xaf020406, |
e30372c9 | 162 | NONBUFFERED_FLAGS, ST_MICRO_FLASH_PAGE_BITS, ST_MICRO_FLASH_PAGE_SIZE, |
37137709 MC |
163 | ST_MICRO_FLASH_BYTE_ADDR_MASK, ST_MICRO_FLASH_BASE_TOTAL_SIZE*2, |
164 | "Entry 0101: ST M45PE10 (128kB non-bufferred)"}, | |
165 | /* Entry 0110: ST M45PE20 (non-buffered flash)*/ | |
166 | {0x15000001, 0x57808201, 0x000500db, 0x03840253, 0xaf020406, | |
e30372c9 | 167 | NONBUFFERED_FLAGS, ST_MICRO_FLASH_PAGE_BITS, ST_MICRO_FLASH_PAGE_SIZE, |
37137709 MC |
168 | ST_MICRO_FLASH_BYTE_ADDR_MASK, ST_MICRO_FLASH_BASE_TOTAL_SIZE*4, |
169 | "Entry 0110: ST M45PE20 (256kB non-bufferred)"}, | |
170 | /* Saifun SA25F005 (non-buffered flash) */ | |
171 | /* strap, cfg1, & write1 need updates */ | |
172 | {0x1d000003, 0x5f808201, 0x00050081, 0x03840253, 0xaf020406, | |
e30372c9 | 173 | NONBUFFERED_FLAGS, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, |
37137709 MC |
174 | SAIFUN_FLASH_BYTE_ADDR_MASK, SAIFUN_FLASH_BASE_TOTAL_SIZE, |
175 | "Non-buffered flash (64kB)"}, | |
176 | /* Fast EEPROM */ | |
177 | {0x22000000, 0x62808380, 0x009f0081, 0xa184a053, 0xaf000400, | |
e30372c9 | 178 | BUFFERED_FLAGS, SEEPROM_PAGE_BITS, SEEPROM_PAGE_SIZE, |
37137709 MC |
179 | SEEPROM_BYTE_ADDR_MASK, SEEPROM_TOTAL_SIZE, |
180 | "EEPROM - fast"}, | |
181 | /* Expansion entry 1001 */ | |
182 | {0x2a000002, 0x6b808201, 0x00050081, 0x03840253, 0xaf020406, | |
e30372c9 | 183 | NONBUFFERED_FLAGS, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, |
37137709 MC |
184 | SAIFUN_FLASH_BYTE_ADDR_MASK, 0, |
185 | "Entry 1001"}, | |
186 | /* Expansion entry 1010 */ | |
187 | {0x26000001, 0x67808201, 0x00050081, 0x03840253, 0xaf020406, | |
e30372c9 | 188 | NONBUFFERED_FLAGS, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, |
37137709 MC |
189 | SAIFUN_FLASH_BYTE_ADDR_MASK, 0, |
190 | "Entry 1010"}, | |
191 | /* ATMEL AT45DB011B (buffered flash) */ | |
192 | {0x2e000003, 0x6e808273, 0x00570081, 0x68848353, 0xaf000400, | |
e30372c9 | 193 | BUFFERED_FLAGS, BUFFERED_FLASH_PAGE_BITS, BUFFERED_FLASH_PAGE_SIZE, |
37137709 MC |
194 | BUFFERED_FLASH_BYTE_ADDR_MASK, BUFFERED_FLASH_TOTAL_SIZE, |
195 | "Buffered flash (128kB)"}, | |
196 | /* Expansion entry 1100 */ | |
197 | {0x33000000, 0x73808201, 0x00050081, 0x03840253, 0xaf020406, | |
e30372c9 | 198 | NONBUFFERED_FLAGS, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, |
37137709 MC |
199 | SAIFUN_FLASH_BYTE_ADDR_MASK, 0, |
200 | "Entry 1100"}, | |
201 | /* Expansion entry 1101 */ | |
202 | {0x3b000002, 0x7b808201, 0x00050081, 0x03840253, 0xaf020406, | |
e30372c9 | 203 | NONBUFFERED_FLAGS, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, |
37137709 MC |
204 | SAIFUN_FLASH_BYTE_ADDR_MASK, 0, |
205 | "Entry 1101"}, | |
206 | /* Ateml Expansion entry 1110 */ | |
207 | {0x37000001, 0x76808273, 0x00570081, 0x68848353, 0xaf000400, | |
e30372c9 | 208 | BUFFERED_FLAGS, BUFFERED_FLASH_PAGE_BITS, BUFFERED_FLASH_PAGE_SIZE, |
37137709 MC |
209 | BUFFERED_FLASH_BYTE_ADDR_MASK, 0, |
210 | "Entry 1110 (Atmel)"}, | |
211 | /* ATMEL AT45DB021B (buffered flash) */ | |
212 | {0x3f000003, 0x7e808273, 0x00570081, 0x68848353, 0xaf000400, | |
e30372c9 | 213 | BUFFERED_FLAGS, BUFFERED_FLASH_PAGE_BITS, BUFFERED_FLASH_PAGE_SIZE, |
37137709 MC |
214 | BUFFERED_FLASH_BYTE_ADDR_MASK, BUFFERED_FLASH_TOTAL_SIZE*2, |
215 | "Buffered flash (256kB)"}, | |
b6016b76 MC |
216 | }; |
217 | ||
e30372c9 MC |
218 | static struct flash_spec flash_5709 = { |
219 | .flags = BNX2_NV_BUFFERED, | |
220 | .page_bits = BCM5709_FLASH_PAGE_BITS, | |
221 | .page_size = BCM5709_FLASH_PAGE_SIZE, | |
222 | .addr_mask = BCM5709_FLASH_BYTE_ADDR_MASK, | |
223 | .total_size = BUFFERED_FLASH_TOTAL_SIZE*2, | |
224 | .name = "5709 Buffered flash (256kB)", | |
225 | }; | |
226 | ||
b6016b76 MC |
227 | MODULE_DEVICE_TABLE(pci, bnx2_pci_tbl); |
228 | ||
a550c99b | 229 | static inline u32 bnx2_tx_avail(struct bnx2 *bp, struct bnx2_napi *bnapi) |
e89bbf10 | 230 | { |
2f8af120 | 231 | u32 diff; |
e89bbf10 | 232 | |
2f8af120 | 233 | smp_mb(); |
faac9c4b MC |
234 | |
235 | /* The ring uses 256 indices for 255 entries, one of them | |
236 | * needs to be skipped. | |
237 | */ | |
a550c99b | 238 | diff = bp->tx_prod - bnapi->tx_cons; |
faac9c4b MC |
239 | if (unlikely(diff >= TX_DESC_CNT)) { |
240 | diff &= 0xffff; | |
241 | if (diff == TX_DESC_CNT) | |
242 | diff = MAX_TX_DESC_CNT; | |
243 | } | |
e89bbf10 MC |
244 | return (bp->tx_ring_size - diff); |
245 | } | |
246 | ||
b6016b76 MC |
247 | static u32 |
248 | bnx2_reg_rd_ind(struct bnx2 *bp, u32 offset) | |
249 | { | |
1b8227c4 MC |
250 | u32 val; |
251 | ||
252 | spin_lock_bh(&bp->indirect_lock); | |
b6016b76 | 253 | REG_WR(bp, BNX2_PCICFG_REG_WINDOW_ADDRESS, offset); |
1b8227c4 MC |
254 | val = REG_RD(bp, BNX2_PCICFG_REG_WINDOW); |
255 | spin_unlock_bh(&bp->indirect_lock); | |
256 | return val; | |
b6016b76 MC |
257 | } |
258 | ||
259 | static void | |
260 | bnx2_reg_wr_ind(struct bnx2 *bp, u32 offset, u32 val) | |
261 | { | |
1b8227c4 | 262 | spin_lock_bh(&bp->indirect_lock); |
b6016b76 MC |
263 | REG_WR(bp, BNX2_PCICFG_REG_WINDOW_ADDRESS, offset); |
264 | REG_WR(bp, BNX2_PCICFG_REG_WINDOW, val); | |
1b8227c4 | 265 | spin_unlock_bh(&bp->indirect_lock); |
b6016b76 MC |
266 | } |
267 | ||
268 | static void | |
269 | bnx2_ctx_wr(struct bnx2 *bp, u32 cid_addr, u32 offset, u32 val) | |
270 | { | |
271 | offset += cid_addr; | |
1b8227c4 | 272 | spin_lock_bh(&bp->indirect_lock); |
59b47d8a MC |
273 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
274 | int i; | |
275 | ||
276 | REG_WR(bp, BNX2_CTX_CTX_DATA, val); | |
277 | REG_WR(bp, BNX2_CTX_CTX_CTRL, | |
278 | offset | BNX2_CTX_CTX_CTRL_WRITE_REQ); | |
279 | for (i = 0; i < 5; i++) { | |
280 | u32 val; | |
281 | val = REG_RD(bp, BNX2_CTX_CTX_CTRL); | |
282 | if ((val & BNX2_CTX_CTX_CTRL_WRITE_REQ) == 0) | |
283 | break; | |
284 | udelay(5); | |
285 | } | |
286 | } else { | |
287 | REG_WR(bp, BNX2_CTX_DATA_ADR, offset); | |
288 | REG_WR(bp, BNX2_CTX_DATA, val); | |
289 | } | |
1b8227c4 | 290 | spin_unlock_bh(&bp->indirect_lock); |
b6016b76 MC |
291 | } |
292 | ||
293 | static int | |
294 | bnx2_read_phy(struct bnx2 *bp, u32 reg, u32 *val) | |
295 | { | |
296 | u32 val1; | |
297 | int i, ret; | |
298 | ||
583c28e5 | 299 | if (bp->phy_flags & BNX2_PHY_FLAG_INT_MODE_AUTO_POLLING) { |
b6016b76 MC |
300 | val1 = REG_RD(bp, BNX2_EMAC_MDIO_MODE); |
301 | val1 &= ~BNX2_EMAC_MDIO_MODE_AUTO_POLL; | |
302 | ||
303 | REG_WR(bp, BNX2_EMAC_MDIO_MODE, val1); | |
304 | REG_RD(bp, BNX2_EMAC_MDIO_MODE); | |
305 | ||
306 | udelay(40); | |
307 | } | |
308 | ||
309 | val1 = (bp->phy_addr << 21) | (reg << 16) | | |
310 | BNX2_EMAC_MDIO_COMM_COMMAND_READ | BNX2_EMAC_MDIO_COMM_DISEXT | | |
311 | BNX2_EMAC_MDIO_COMM_START_BUSY; | |
312 | REG_WR(bp, BNX2_EMAC_MDIO_COMM, val1); | |
313 | ||
314 | for (i = 0; i < 50; i++) { | |
315 | udelay(10); | |
316 | ||
317 | val1 = REG_RD(bp, BNX2_EMAC_MDIO_COMM); | |
318 | if (!(val1 & BNX2_EMAC_MDIO_COMM_START_BUSY)) { | |
319 | udelay(5); | |
320 | ||
321 | val1 = REG_RD(bp, BNX2_EMAC_MDIO_COMM); | |
322 | val1 &= BNX2_EMAC_MDIO_COMM_DATA; | |
323 | ||
324 | break; | |
325 | } | |
326 | } | |
327 | ||
328 | if (val1 & BNX2_EMAC_MDIO_COMM_START_BUSY) { | |
329 | *val = 0x0; | |
330 | ret = -EBUSY; | |
331 | } | |
332 | else { | |
333 | *val = val1; | |
334 | ret = 0; | |
335 | } | |
336 | ||
583c28e5 | 337 | if (bp->phy_flags & BNX2_PHY_FLAG_INT_MODE_AUTO_POLLING) { |
b6016b76 MC |
338 | val1 = REG_RD(bp, BNX2_EMAC_MDIO_MODE); |
339 | val1 |= BNX2_EMAC_MDIO_MODE_AUTO_POLL; | |
340 | ||
341 | REG_WR(bp, BNX2_EMAC_MDIO_MODE, val1); | |
342 | REG_RD(bp, BNX2_EMAC_MDIO_MODE); | |
343 | ||
344 | udelay(40); | |
345 | } | |
346 | ||
347 | return ret; | |
348 | } | |
349 | ||
350 | static int | |
351 | bnx2_write_phy(struct bnx2 *bp, u32 reg, u32 val) | |
352 | { | |
353 | u32 val1; | |
354 | int i, ret; | |
355 | ||
583c28e5 | 356 | if (bp->phy_flags & BNX2_PHY_FLAG_INT_MODE_AUTO_POLLING) { |
b6016b76 MC |
357 | val1 = REG_RD(bp, BNX2_EMAC_MDIO_MODE); |
358 | val1 &= ~BNX2_EMAC_MDIO_MODE_AUTO_POLL; | |
359 | ||
360 | REG_WR(bp, BNX2_EMAC_MDIO_MODE, val1); | |
361 | REG_RD(bp, BNX2_EMAC_MDIO_MODE); | |
362 | ||
363 | udelay(40); | |
364 | } | |
365 | ||
366 | val1 = (bp->phy_addr << 21) | (reg << 16) | val | | |
367 | BNX2_EMAC_MDIO_COMM_COMMAND_WRITE | | |
368 | BNX2_EMAC_MDIO_COMM_START_BUSY | BNX2_EMAC_MDIO_COMM_DISEXT; | |
369 | REG_WR(bp, BNX2_EMAC_MDIO_COMM, val1); | |
6aa20a22 | 370 | |
b6016b76 MC |
371 | for (i = 0; i < 50; i++) { |
372 | udelay(10); | |
373 | ||
374 | val1 = REG_RD(bp, BNX2_EMAC_MDIO_COMM); | |
375 | if (!(val1 & BNX2_EMAC_MDIO_COMM_START_BUSY)) { | |
376 | udelay(5); | |
377 | break; | |
378 | } | |
379 | } | |
380 | ||
381 | if (val1 & BNX2_EMAC_MDIO_COMM_START_BUSY) | |
382 | ret = -EBUSY; | |
383 | else | |
384 | ret = 0; | |
385 | ||
583c28e5 | 386 | if (bp->phy_flags & BNX2_PHY_FLAG_INT_MODE_AUTO_POLLING) { |
b6016b76 MC |
387 | val1 = REG_RD(bp, BNX2_EMAC_MDIO_MODE); |
388 | val1 |= BNX2_EMAC_MDIO_MODE_AUTO_POLL; | |
389 | ||
390 | REG_WR(bp, BNX2_EMAC_MDIO_MODE, val1); | |
391 | REG_RD(bp, BNX2_EMAC_MDIO_MODE); | |
392 | ||
393 | udelay(40); | |
394 | } | |
395 | ||
396 | return ret; | |
397 | } | |
398 | ||
399 | static void | |
400 | bnx2_disable_int(struct bnx2 *bp) | |
401 | { | |
b4b36042 MC |
402 | int i; |
403 | struct bnx2_napi *bnapi; | |
404 | ||
405 | for (i = 0; i < bp->irq_nvecs; i++) { | |
406 | bnapi = &bp->bnx2_napi[i]; | |
407 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, bnapi->int_num | | |
408 | BNX2_PCICFG_INT_ACK_CMD_MASK_INT); | |
409 | } | |
b6016b76 MC |
410 | REG_RD(bp, BNX2_PCICFG_INT_ACK_CMD); |
411 | } | |
412 | ||
413 | static void | |
414 | bnx2_enable_int(struct bnx2 *bp) | |
415 | { | |
b4b36042 MC |
416 | int i; |
417 | struct bnx2_napi *bnapi; | |
35efa7c1 | 418 | |
b4b36042 MC |
419 | for (i = 0; i < bp->irq_nvecs; i++) { |
420 | bnapi = &bp->bnx2_napi[i]; | |
1269a8a6 | 421 | |
b4b36042 MC |
422 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, bnapi->int_num | |
423 | BNX2_PCICFG_INT_ACK_CMD_INDEX_VALID | | |
424 | BNX2_PCICFG_INT_ACK_CMD_MASK_INT | | |
425 | bnapi->last_status_idx); | |
b6016b76 | 426 | |
b4b36042 MC |
427 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, bnapi->int_num | |
428 | BNX2_PCICFG_INT_ACK_CMD_INDEX_VALID | | |
429 | bnapi->last_status_idx); | |
430 | } | |
bf5295bb | 431 | REG_WR(bp, BNX2_HC_COMMAND, bp->hc_cmd | BNX2_HC_COMMAND_COAL_NOW); |
b6016b76 MC |
432 | } |
433 | ||
434 | static void | |
435 | bnx2_disable_int_sync(struct bnx2 *bp) | |
436 | { | |
b4b36042 MC |
437 | int i; |
438 | ||
b6016b76 MC |
439 | atomic_inc(&bp->intr_sem); |
440 | bnx2_disable_int(bp); | |
b4b36042 MC |
441 | for (i = 0; i < bp->irq_nvecs; i++) |
442 | synchronize_irq(bp->irq_tbl[i].vector); | |
b6016b76 MC |
443 | } |
444 | ||
35efa7c1 MC |
445 | static void |
446 | bnx2_napi_disable(struct bnx2 *bp) | |
447 | { | |
b4b36042 MC |
448 | int i; |
449 | ||
450 | for (i = 0; i < bp->irq_nvecs; i++) | |
451 | napi_disable(&bp->bnx2_napi[i].napi); | |
35efa7c1 MC |
452 | } |
453 | ||
454 | static void | |
455 | bnx2_napi_enable(struct bnx2 *bp) | |
456 | { | |
b4b36042 MC |
457 | int i; |
458 | ||
459 | for (i = 0; i < bp->irq_nvecs; i++) | |
460 | napi_enable(&bp->bnx2_napi[i].napi); | |
35efa7c1 MC |
461 | } |
462 | ||
b6016b76 MC |
463 | static void |
464 | bnx2_netif_stop(struct bnx2 *bp) | |
465 | { | |
466 | bnx2_disable_int_sync(bp); | |
467 | if (netif_running(bp->dev)) { | |
35efa7c1 | 468 | bnx2_napi_disable(bp); |
b6016b76 MC |
469 | netif_tx_disable(bp->dev); |
470 | bp->dev->trans_start = jiffies; /* prevent tx timeout */ | |
471 | } | |
472 | } | |
473 | ||
474 | static void | |
475 | bnx2_netif_start(struct bnx2 *bp) | |
476 | { | |
477 | if (atomic_dec_and_test(&bp->intr_sem)) { | |
478 | if (netif_running(bp->dev)) { | |
479 | netif_wake_queue(bp->dev); | |
35efa7c1 | 480 | bnx2_napi_enable(bp); |
b6016b76 MC |
481 | bnx2_enable_int(bp); |
482 | } | |
483 | } | |
484 | } | |
485 | ||
486 | static void | |
487 | bnx2_free_mem(struct bnx2 *bp) | |
488 | { | |
13daffa2 MC |
489 | int i; |
490 | ||
59b47d8a MC |
491 | for (i = 0; i < bp->ctx_pages; i++) { |
492 | if (bp->ctx_blk[i]) { | |
493 | pci_free_consistent(bp->pdev, BCM_PAGE_SIZE, | |
494 | bp->ctx_blk[i], | |
495 | bp->ctx_blk_mapping[i]); | |
496 | bp->ctx_blk[i] = NULL; | |
497 | } | |
498 | } | |
b6016b76 | 499 | if (bp->status_blk) { |
0f31f994 | 500 | pci_free_consistent(bp->pdev, bp->status_stats_size, |
b6016b76 MC |
501 | bp->status_blk, bp->status_blk_mapping); |
502 | bp->status_blk = NULL; | |
0f31f994 | 503 | bp->stats_blk = NULL; |
b6016b76 MC |
504 | } |
505 | if (bp->tx_desc_ring) { | |
e343d55c | 506 | pci_free_consistent(bp->pdev, TXBD_RING_SIZE, |
b6016b76 MC |
507 | bp->tx_desc_ring, bp->tx_desc_mapping); |
508 | bp->tx_desc_ring = NULL; | |
509 | } | |
b4558ea9 JJ |
510 | kfree(bp->tx_buf_ring); |
511 | bp->tx_buf_ring = NULL; | |
13daffa2 MC |
512 | for (i = 0; i < bp->rx_max_ring; i++) { |
513 | if (bp->rx_desc_ring[i]) | |
e343d55c | 514 | pci_free_consistent(bp->pdev, RXBD_RING_SIZE, |
13daffa2 MC |
515 | bp->rx_desc_ring[i], |
516 | bp->rx_desc_mapping[i]); | |
517 | bp->rx_desc_ring[i] = NULL; | |
518 | } | |
519 | vfree(bp->rx_buf_ring); | |
b4558ea9 | 520 | bp->rx_buf_ring = NULL; |
47bf4246 MC |
521 | for (i = 0; i < bp->rx_max_pg_ring; i++) { |
522 | if (bp->rx_pg_desc_ring[i]) | |
523 | pci_free_consistent(bp->pdev, RXBD_RING_SIZE, | |
524 | bp->rx_pg_desc_ring[i], | |
525 | bp->rx_pg_desc_mapping[i]); | |
526 | bp->rx_pg_desc_ring[i] = NULL; | |
527 | } | |
528 | if (bp->rx_pg_ring) | |
529 | vfree(bp->rx_pg_ring); | |
530 | bp->rx_pg_ring = NULL; | |
b6016b76 MC |
531 | } |
532 | ||
533 | static int | |
534 | bnx2_alloc_mem(struct bnx2 *bp) | |
535 | { | |
0f31f994 | 536 | int i, status_blk_size; |
13daffa2 | 537 | |
e343d55c | 538 | bp->tx_buf_ring = kzalloc(SW_TXBD_RING_SIZE, GFP_KERNEL); |
b6016b76 MC |
539 | if (bp->tx_buf_ring == NULL) |
540 | return -ENOMEM; | |
541 | ||
e343d55c | 542 | bp->tx_desc_ring = pci_alloc_consistent(bp->pdev, TXBD_RING_SIZE, |
b6016b76 MC |
543 | &bp->tx_desc_mapping); |
544 | if (bp->tx_desc_ring == NULL) | |
545 | goto alloc_mem_err; | |
546 | ||
e343d55c | 547 | bp->rx_buf_ring = vmalloc(SW_RXBD_RING_SIZE * bp->rx_max_ring); |
b6016b76 MC |
548 | if (bp->rx_buf_ring == NULL) |
549 | goto alloc_mem_err; | |
550 | ||
e343d55c | 551 | memset(bp->rx_buf_ring, 0, SW_RXBD_RING_SIZE * bp->rx_max_ring); |
13daffa2 MC |
552 | |
553 | for (i = 0; i < bp->rx_max_ring; i++) { | |
554 | bp->rx_desc_ring[i] = | |
e343d55c | 555 | pci_alloc_consistent(bp->pdev, RXBD_RING_SIZE, |
13daffa2 MC |
556 | &bp->rx_desc_mapping[i]); |
557 | if (bp->rx_desc_ring[i] == NULL) | |
558 | goto alloc_mem_err; | |
559 | ||
560 | } | |
b6016b76 | 561 | |
47bf4246 MC |
562 | if (bp->rx_pg_ring_size) { |
563 | bp->rx_pg_ring = vmalloc(SW_RXPG_RING_SIZE * | |
564 | bp->rx_max_pg_ring); | |
565 | if (bp->rx_pg_ring == NULL) | |
566 | goto alloc_mem_err; | |
567 | ||
568 | memset(bp->rx_pg_ring, 0, SW_RXPG_RING_SIZE * | |
569 | bp->rx_max_pg_ring); | |
570 | } | |
571 | ||
572 | for (i = 0; i < bp->rx_max_pg_ring; i++) { | |
573 | bp->rx_pg_desc_ring[i] = | |
574 | pci_alloc_consistent(bp->pdev, RXBD_RING_SIZE, | |
575 | &bp->rx_pg_desc_mapping[i]); | |
576 | if (bp->rx_pg_desc_ring[i] == NULL) | |
577 | goto alloc_mem_err; | |
578 | ||
579 | } | |
580 | ||
0f31f994 MC |
581 | /* Combine status and statistics blocks into one allocation. */ |
582 | status_blk_size = L1_CACHE_ALIGN(sizeof(struct status_block)); | |
f86e82fb | 583 | if (bp->flags & BNX2_FLAG_MSIX_CAP) |
b4b36042 MC |
584 | status_blk_size = L1_CACHE_ALIGN(BNX2_MAX_MSIX_HW_VEC * |
585 | BNX2_SBLK_MSIX_ALIGN_SIZE); | |
0f31f994 MC |
586 | bp->status_stats_size = status_blk_size + |
587 | sizeof(struct statistics_block); | |
588 | ||
589 | bp->status_blk = pci_alloc_consistent(bp->pdev, bp->status_stats_size, | |
b6016b76 MC |
590 | &bp->status_blk_mapping); |
591 | if (bp->status_blk == NULL) | |
592 | goto alloc_mem_err; | |
593 | ||
0f31f994 | 594 | memset(bp->status_blk, 0, bp->status_stats_size); |
b6016b76 | 595 | |
b4b36042 | 596 | bp->bnx2_napi[0].status_blk = bp->status_blk; |
f86e82fb | 597 | if (bp->flags & BNX2_FLAG_MSIX_CAP) { |
b4b36042 MC |
598 | for (i = 1; i < BNX2_MAX_MSIX_VEC; i++) { |
599 | struct bnx2_napi *bnapi = &bp->bnx2_napi[i]; | |
600 | ||
57851d84 | 601 | bnapi->status_blk_msix = (void *) |
b4b36042 MC |
602 | ((unsigned long) bp->status_blk + |
603 | BNX2_SBLK_MSIX_ALIGN_SIZE * i); | |
604 | bnapi->int_num = i << 24; | |
605 | } | |
606 | } | |
35efa7c1 | 607 | |
0f31f994 MC |
608 | bp->stats_blk = (void *) ((unsigned long) bp->status_blk + |
609 | status_blk_size); | |
b6016b76 | 610 | |
0f31f994 | 611 | bp->stats_blk_mapping = bp->status_blk_mapping + status_blk_size; |
b6016b76 | 612 | |
59b47d8a MC |
613 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
614 | bp->ctx_pages = 0x2000 / BCM_PAGE_SIZE; | |
615 | if (bp->ctx_pages == 0) | |
616 | bp->ctx_pages = 1; | |
617 | for (i = 0; i < bp->ctx_pages; i++) { | |
618 | bp->ctx_blk[i] = pci_alloc_consistent(bp->pdev, | |
619 | BCM_PAGE_SIZE, | |
620 | &bp->ctx_blk_mapping[i]); | |
621 | if (bp->ctx_blk[i] == NULL) | |
622 | goto alloc_mem_err; | |
623 | } | |
624 | } | |
b6016b76 MC |
625 | return 0; |
626 | ||
627 | alloc_mem_err: | |
628 | bnx2_free_mem(bp); | |
629 | return -ENOMEM; | |
630 | } | |
631 | ||
e3648b3d MC |
632 | static void |
633 | bnx2_report_fw_link(struct bnx2 *bp) | |
634 | { | |
635 | u32 fw_link_status = 0; | |
636 | ||
583c28e5 | 637 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) |
0d8a6571 MC |
638 | return; |
639 | ||
e3648b3d MC |
640 | if (bp->link_up) { |
641 | u32 bmsr; | |
642 | ||
643 | switch (bp->line_speed) { | |
644 | case SPEED_10: | |
645 | if (bp->duplex == DUPLEX_HALF) | |
646 | fw_link_status = BNX2_LINK_STATUS_10HALF; | |
647 | else | |
648 | fw_link_status = BNX2_LINK_STATUS_10FULL; | |
649 | break; | |
650 | case SPEED_100: | |
651 | if (bp->duplex == DUPLEX_HALF) | |
652 | fw_link_status = BNX2_LINK_STATUS_100HALF; | |
653 | else | |
654 | fw_link_status = BNX2_LINK_STATUS_100FULL; | |
655 | break; | |
656 | case SPEED_1000: | |
657 | if (bp->duplex == DUPLEX_HALF) | |
658 | fw_link_status = BNX2_LINK_STATUS_1000HALF; | |
659 | else | |
660 | fw_link_status = BNX2_LINK_STATUS_1000FULL; | |
661 | break; | |
662 | case SPEED_2500: | |
663 | if (bp->duplex == DUPLEX_HALF) | |
664 | fw_link_status = BNX2_LINK_STATUS_2500HALF; | |
665 | else | |
666 | fw_link_status = BNX2_LINK_STATUS_2500FULL; | |
667 | break; | |
668 | } | |
669 | ||
670 | fw_link_status |= BNX2_LINK_STATUS_LINK_UP; | |
671 | ||
672 | if (bp->autoneg) { | |
673 | fw_link_status |= BNX2_LINK_STATUS_AN_ENABLED; | |
674 | ||
ca58c3af MC |
675 | bnx2_read_phy(bp, bp->mii_bmsr, &bmsr); |
676 | bnx2_read_phy(bp, bp->mii_bmsr, &bmsr); | |
e3648b3d MC |
677 | |
678 | if (!(bmsr & BMSR_ANEGCOMPLETE) || | |
583c28e5 | 679 | bp->phy_flags & BNX2_PHY_FLAG_PARALLEL_DETECT) |
e3648b3d MC |
680 | fw_link_status |= BNX2_LINK_STATUS_PARALLEL_DET; |
681 | else | |
682 | fw_link_status |= BNX2_LINK_STATUS_AN_COMPLETE; | |
683 | } | |
684 | } | |
685 | else | |
686 | fw_link_status = BNX2_LINK_STATUS_LINK_DOWN; | |
687 | ||
688 | REG_WR_IND(bp, bp->shmem_base + BNX2_LINK_STATUS, fw_link_status); | |
689 | } | |
690 | ||
9b1084b8 MC |
691 | static char * |
692 | bnx2_xceiver_str(struct bnx2 *bp) | |
693 | { | |
694 | return ((bp->phy_port == PORT_FIBRE) ? "SerDes" : | |
583c28e5 | 695 | ((bp->phy_flags & BNX2_PHY_FLAG_SERDES) ? "Remote Copper" : |
9b1084b8 MC |
696 | "Copper")); |
697 | } | |
698 | ||
b6016b76 MC |
699 | static void |
700 | bnx2_report_link(struct bnx2 *bp) | |
701 | { | |
702 | if (bp->link_up) { | |
703 | netif_carrier_on(bp->dev); | |
9b1084b8 MC |
704 | printk(KERN_INFO PFX "%s NIC %s Link is Up, ", bp->dev->name, |
705 | bnx2_xceiver_str(bp)); | |
b6016b76 MC |
706 | |
707 | printk("%d Mbps ", bp->line_speed); | |
708 | ||
709 | if (bp->duplex == DUPLEX_FULL) | |
710 | printk("full duplex"); | |
711 | else | |
712 | printk("half duplex"); | |
713 | ||
714 | if (bp->flow_ctrl) { | |
715 | if (bp->flow_ctrl & FLOW_CTRL_RX) { | |
716 | printk(", receive "); | |
717 | if (bp->flow_ctrl & FLOW_CTRL_TX) | |
718 | printk("& transmit "); | |
719 | } | |
720 | else { | |
721 | printk(", transmit "); | |
722 | } | |
723 | printk("flow control ON"); | |
724 | } | |
725 | printk("\n"); | |
726 | } | |
727 | else { | |
728 | netif_carrier_off(bp->dev); | |
9b1084b8 MC |
729 | printk(KERN_ERR PFX "%s NIC %s Link is Down\n", bp->dev->name, |
730 | bnx2_xceiver_str(bp)); | |
b6016b76 | 731 | } |
e3648b3d MC |
732 | |
733 | bnx2_report_fw_link(bp); | |
b6016b76 MC |
734 | } |
735 | ||
736 | static void | |
737 | bnx2_resolve_flow_ctrl(struct bnx2 *bp) | |
738 | { | |
739 | u32 local_adv, remote_adv; | |
740 | ||
741 | bp->flow_ctrl = 0; | |
6aa20a22 | 742 | if ((bp->autoneg & (AUTONEG_SPEED | AUTONEG_FLOW_CTRL)) != |
b6016b76 MC |
743 | (AUTONEG_SPEED | AUTONEG_FLOW_CTRL)) { |
744 | ||
745 | if (bp->duplex == DUPLEX_FULL) { | |
746 | bp->flow_ctrl = bp->req_flow_ctrl; | |
747 | } | |
748 | return; | |
749 | } | |
750 | ||
751 | if (bp->duplex != DUPLEX_FULL) { | |
752 | return; | |
753 | } | |
754 | ||
583c28e5 | 755 | if ((bp->phy_flags & BNX2_PHY_FLAG_SERDES) && |
5b0c76ad MC |
756 | (CHIP_NUM(bp) == CHIP_NUM_5708)) { |
757 | u32 val; | |
758 | ||
759 | bnx2_read_phy(bp, BCM5708S_1000X_STAT1, &val); | |
760 | if (val & BCM5708S_1000X_STAT1_TX_PAUSE) | |
761 | bp->flow_ctrl |= FLOW_CTRL_TX; | |
762 | if (val & BCM5708S_1000X_STAT1_RX_PAUSE) | |
763 | bp->flow_ctrl |= FLOW_CTRL_RX; | |
764 | return; | |
765 | } | |
766 | ||
ca58c3af MC |
767 | bnx2_read_phy(bp, bp->mii_adv, &local_adv); |
768 | bnx2_read_phy(bp, bp->mii_lpa, &remote_adv); | |
b6016b76 | 769 | |
583c28e5 | 770 | if (bp->phy_flags & BNX2_PHY_FLAG_SERDES) { |
b6016b76 MC |
771 | u32 new_local_adv = 0; |
772 | u32 new_remote_adv = 0; | |
773 | ||
774 | if (local_adv & ADVERTISE_1000XPAUSE) | |
775 | new_local_adv |= ADVERTISE_PAUSE_CAP; | |
776 | if (local_adv & ADVERTISE_1000XPSE_ASYM) | |
777 | new_local_adv |= ADVERTISE_PAUSE_ASYM; | |
778 | if (remote_adv & ADVERTISE_1000XPAUSE) | |
779 | new_remote_adv |= ADVERTISE_PAUSE_CAP; | |
780 | if (remote_adv & ADVERTISE_1000XPSE_ASYM) | |
781 | new_remote_adv |= ADVERTISE_PAUSE_ASYM; | |
782 | ||
783 | local_adv = new_local_adv; | |
784 | remote_adv = new_remote_adv; | |
785 | } | |
786 | ||
787 | /* See Table 28B-3 of 802.3ab-1999 spec. */ | |
788 | if (local_adv & ADVERTISE_PAUSE_CAP) { | |
789 | if(local_adv & ADVERTISE_PAUSE_ASYM) { | |
790 | if (remote_adv & ADVERTISE_PAUSE_CAP) { | |
791 | bp->flow_ctrl = FLOW_CTRL_TX | FLOW_CTRL_RX; | |
792 | } | |
793 | else if (remote_adv & ADVERTISE_PAUSE_ASYM) { | |
794 | bp->flow_ctrl = FLOW_CTRL_RX; | |
795 | } | |
796 | } | |
797 | else { | |
798 | if (remote_adv & ADVERTISE_PAUSE_CAP) { | |
799 | bp->flow_ctrl = FLOW_CTRL_TX | FLOW_CTRL_RX; | |
800 | } | |
801 | } | |
802 | } | |
803 | else if (local_adv & ADVERTISE_PAUSE_ASYM) { | |
804 | if ((remote_adv & ADVERTISE_PAUSE_CAP) && | |
805 | (remote_adv & ADVERTISE_PAUSE_ASYM)) { | |
806 | ||
807 | bp->flow_ctrl = FLOW_CTRL_TX; | |
808 | } | |
809 | } | |
810 | } | |
811 | ||
27a005b8 MC |
812 | static int |
813 | bnx2_5709s_linkup(struct bnx2 *bp) | |
814 | { | |
815 | u32 val, speed; | |
816 | ||
817 | bp->link_up = 1; | |
818 | ||
819 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_GP_STATUS); | |
820 | bnx2_read_phy(bp, MII_BNX2_GP_TOP_AN_STATUS1, &val); | |
821 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_COMBO_IEEEB0); | |
822 | ||
823 | if ((bp->autoneg & AUTONEG_SPEED) == 0) { | |
824 | bp->line_speed = bp->req_line_speed; | |
825 | bp->duplex = bp->req_duplex; | |
826 | return 0; | |
827 | } | |
828 | speed = val & MII_BNX2_GP_TOP_AN_SPEED_MSK; | |
829 | switch (speed) { | |
830 | case MII_BNX2_GP_TOP_AN_SPEED_10: | |
831 | bp->line_speed = SPEED_10; | |
832 | break; | |
833 | case MII_BNX2_GP_TOP_AN_SPEED_100: | |
834 | bp->line_speed = SPEED_100; | |
835 | break; | |
836 | case MII_BNX2_GP_TOP_AN_SPEED_1G: | |
837 | case MII_BNX2_GP_TOP_AN_SPEED_1GKV: | |
838 | bp->line_speed = SPEED_1000; | |
839 | break; | |
840 | case MII_BNX2_GP_TOP_AN_SPEED_2_5G: | |
841 | bp->line_speed = SPEED_2500; | |
842 | break; | |
843 | } | |
844 | if (val & MII_BNX2_GP_TOP_AN_FD) | |
845 | bp->duplex = DUPLEX_FULL; | |
846 | else | |
847 | bp->duplex = DUPLEX_HALF; | |
848 | return 0; | |
849 | } | |
850 | ||
b6016b76 | 851 | static int |
5b0c76ad MC |
852 | bnx2_5708s_linkup(struct bnx2 *bp) |
853 | { | |
854 | u32 val; | |
855 | ||
856 | bp->link_up = 1; | |
857 | bnx2_read_phy(bp, BCM5708S_1000X_STAT1, &val); | |
858 | switch (val & BCM5708S_1000X_STAT1_SPEED_MASK) { | |
859 | case BCM5708S_1000X_STAT1_SPEED_10: | |
860 | bp->line_speed = SPEED_10; | |
861 | break; | |
862 | case BCM5708S_1000X_STAT1_SPEED_100: | |
863 | bp->line_speed = SPEED_100; | |
864 | break; | |
865 | case BCM5708S_1000X_STAT1_SPEED_1G: | |
866 | bp->line_speed = SPEED_1000; | |
867 | break; | |
868 | case BCM5708S_1000X_STAT1_SPEED_2G5: | |
869 | bp->line_speed = SPEED_2500; | |
870 | break; | |
871 | } | |
872 | if (val & BCM5708S_1000X_STAT1_FD) | |
873 | bp->duplex = DUPLEX_FULL; | |
874 | else | |
875 | bp->duplex = DUPLEX_HALF; | |
876 | ||
877 | return 0; | |
878 | } | |
879 | ||
880 | static int | |
881 | bnx2_5706s_linkup(struct bnx2 *bp) | |
b6016b76 MC |
882 | { |
883 | u32 bmcr, local_adv, remote_adv, common; | |
884 | ||
885 | bp->link_up = 1; | |
886 | bp->line_speed = SPEED_1000; | |
887 | ||
ca58c3af | 888 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
b6016b76 MC |
889 | if (bmcr & BMCR_FULLDPLX) { |
890 | bp->duplex = DUPLEX_FULL; | |
891 | } | |
892 | else { | |
893 | bp->duplex = DUPLEX_HALF; | |
894 | } | |
895 | ||
896 | if (!(bmcr & BMCR_ANENABLE)) { | |
897 | return 0; | |
898 | } | |
899 | ||
ca58c3af MC |
900 | bnx2_read_phy(bp, bp->mii_adv, &local_adv); |
901 | bnx2_read_phy(bp, bp->mii_lpa, &remote_adv); | |
b6016b76 MC |
902 | |
903 | common = local_adv & remote_adv; | |
904 | if (common & (ADVERTISE_1000XHALF | ADVERTISE_1000XFULL)) { | |
905 | ||
906 | if (common & ADVERTISE_1000XFULL) { | |
907 | bp->duplex = DUPLEX_FULL; | |
908 | } | |
909 | else { | |
910 | bp->duplex = DUPLEX_HALF; | |
911 | } | |
912 | } | |
913 | ||
914 | return 0; | |
915 | } | |
916 | ||
917 | static int | |
918 | bnx2_copper_linkup(struct bnx2 *bp) | |
919 | { | |
920 | u32 bmcr; | |
921 | ||
ca58c3af | 922 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
b6016b76 MC |
923 | if (bmcr & BMCR_ANENABLE) { |
924 | u32 local_adv, remote_adv, common; | |
925 | ||
926 | bnx2_read_phy(bp, MII_CTRL1000, &local_adv); | |
927 | bnx2_read_phy(bp, MII_STAT1000, &remote_adv); | |
928 | ||
929 | common = local_adv & (remote_adv >> 2); | |
930 | if (common & ADVERTISE_1000FULL) { | |
931 | bp->line_speed = SPEED_1000; | |
932 | bp->duplex = DUPLEX_FULL; | |
933 | } | |
934 | else if (common & ADVERTISE_1000HALF) { | |
935 | bp->line_speed = SPEED_1000; | |
936 | bp->duplex = DUPLEX_HALF; | |
937 | } | |
938 | else { | |
ca58c3af MC |
939 | bnx2_read_phy(bp, bp->mii_adv, &local_adv); |
940 | bnx2_read_phy(bp, bp->mii_lpa, &remote_adv); | |
b6016b76 MC |
941 | |
942 | common = local_adv & remote_adv; | |
943 | if (common & ADVERTISE_100FULL) { | |
944 | bp->line_speed = SPEED_100; | |
945 | bp->duplex = DUPLEX_FULL; | |
946 | } | |
947 | else if (common & ADVERTISE_100HALF) { | |
948 | bp->line_speed = SPEED_100; | |
949 | bp->duplex = DUPLEX_HALF; | |
950 | } | |
951 | else if (common & ADVERTISE_10FULL) { | |
952 | bp->line_speed = SPEED_10; | |
953 | bp->duplex = DUPLEX_FULL; | |
954 | } | |
955 | else if (common & ADVERTISE_10HALF) { | |
956 | bp->line_speed = SPEED_10; | |
957 | bp->duplex = DUPLEX_HALF; | |
958 | } | |
959 | else { | |
960 | bp->line_speed = 0; | |
961 | bp->link_up = 0; | |
962 | } | |
963 | } | |
964 | } | |
965 | else { | |
966 | if (bmcr & BMCR_SPEED100) { | |
967 | bp->line_speed = SPEED_100; | |
968 | } | |
969 | else { | |
970 | bp->line_speed = SPEED_10; | |
971 | } | |
972 | if (bmcr & BMCR_FULLDPLX) { | |
973 | bp->duplex = DUPLEX_FULL; | |
974 | } | |
975 | else { | |
976 | bp->duplex = DUPLEX_HALF; | |
977 | } | |
978 | } | |
979 | ||
980 | return 0; | |
981 | } | |
982 | ||
983 | static int | |
984 | bnx2_set_mac_link(struct bnx2 *bp) | |
985 | { | |
986 | u32 val; | |
987 | ||
988 | REG_WR(bp, BNX2_EMAC_TX_LENGTHS, 0x2620); | |
989 | if (bp->link_up && (bp->line_speed == SPEED_1000) && | |
990 | (bp->duplex == DUPLEX_HALF)) { | |
991 | REG_WR(bp, BNX2_EMAC_TX_LENGTHS, 0x26ff); | |
992 | } | |
993 | ||
994 | /* Configure the EMAC mode register. */ | |
995 | val = REG_RD(bp, BNX2_EMAC_MODE); | |
996 | ||
997 | val &= ~(BNX2_EMAC_MODE_PORT | BNX2_EMAC_MODE_HALF_DUPLEX | | |
5b0c76ad | 998 | BNX2_EMAC_MODE_MAC_LOOP | BNX2_EMAC_MODE_FORCE_LINK | |
59b47d8a | 999 | BNX2_EMAC_MODE_25G_MODE); |
b6016b76 MC |
1000 | |
1001 | if (bp->link_up) { | |
5b0c76ad MC |
1002 | switch (bp->line_speed) { |
1003 | case SPEED_10: | |
59b47d8a MC |
1004 | if (CHIP_NUM(bp) != CHIP_NUM_5706) { |
1005 | val |= BNX2_EMAC_MODE_PORT_MII_10M; | |
5b0c76ad MC |
1006 | break; |
1007 | } | |
1008 | /* fall through */ | |
1009 | case SPEED_100: | |
1010 | val |= BNX2_EMAC_MODE_PORT_MII; | |
1011 | break; | |
1012 | case SPEED_2500: | |
59b47d8a | 1013 | val |= BNX2_EMAC_MODE_25G_MODE; |
5b0c76ad MC |
1014 | /* fall through */ |
1015 | case SPEED_1000: | |
1016 | val |= BNX2_EMAC_MODE_PORT_GMII; | |
1017 | break; | |
1018 | } | |
b6016b76 MC |
1019 | } |
1020 | else { | |
1021 | val |= BNX2_EMAC_MODE_PORT_GMII; | |
1022 | } | |
1023 | ||
1024 | /* Set the MAC to operate in the appropriate duplex mode. */ | |
1025 | if (bp->duplex == DUPLEX_HALF) | |
1026 | val |= BNX2_EMAC_MODE_HALF_DUPLEX; | |
1027 | REG_WR(bp, BNX2_EMAC_MODE, val); | |
1028 | ||
1029 | /* Enable/disable rx PAUSE. */ | |
1030 | bp->rx_mode &= ~BNX2_EMAC_RX_MODE_FLOW_EN; | |
1031 | ||
1032 | if (bp->flow_ctrl & FLOW_CTRL_RX) | |
1033 | bp->rx_mode |= BNX2_EMAC_RX_MODE_FLOW_EN; | |
1034 | REG_WR(bp, BNX2_EMAC_RX_MODE, bp->rx_mode); | |
1035 | ||
1036 | /* Enable/disable tx PAUSE. */ | |
1037 | val = REG_RD(bp, BNX2_EMAC_TX_MODE); | |
1038 | val &= ~BNX2_EMAC_TX_MODE_FLOW_EN; | |
1039 | ||
1040 | if (bp->flow_ctrl & FLOW_CTRL_TX) | |
1041 | val |= BNX2_EMAC_TX_MODE_FLOW_EN; | |
1042 | REG_WR(bp, BNX2_EMAC_TX_MODE, val); | |
1043 | ||
1044 | /* Acknowledge the interrupt. */ | |
1045 | REG_WR(bp, BNX2_EMAC_STATUS, BNX2_EMAC_STATUS_LINK_CHANGE); | |
1046 | ||
1047 | return 0; | |
1048 | } | |
1049 | ||
27a005b8 MC |
1050 | static void |
1051 | bnx2_enable_bmsr1(struct bnx2 *bp) | |
1052 | { | |
583c28e5 | 1053 | if ((bp->phy_flags & BNX2_PHY_FLAG_SERDES) && |
27a005b8 MC |
1054 | (CHIP_NUM(bp) == CHIP_NUM_5709)) |
1055 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, | |
1056 | MII_BNX2_BLK_ADDR_GP_STATUS); | |
1057 | } | |
1058 | ||
1059 | static void | |
1060 | bnx2_disable_bmsr1(struct bnx2 *bp) | |
1061 | { | |
583c28e5 | 1062 | if ((bp->phy_flags & BNX2_PHY_FLAG_SERDES) && |
27a005b8 MC |
1063 | (CHIP_NUM(bp) == CHIP_NUM_5709)) |
1064 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, | |
1065 | MII_BNX2_BLK_ADDR_COMBO_IEEEB0); | |
1066 | } | |
1067 | ||
605a9e20 MC |
1068 | static int |
1069 | bnx2_test_and_enable_2g5(struct bnx2 *bp) | |
1070 | { | |
1071 | u32 up1; | |
1072 | int ret = 1; | |
1073 | ||
583c28e5 | 1074 | if (!(bp->phy_flags & BNX2_PHY_FLAG_2_5G_CAPABLE)) |
605a9e20 MC |
1075 | return 0; |
1076 | ||
1077 | if (bp->autoneg & AUTONEG_SPEED) | |
1078 | bp->advertising |= ADVERTISED_2500baseX_Full; | |
1079 | ||
27a005b8 MC |
1080 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
1081 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_OVER1G); | |
1082 | ||
605a9e20 MC |
1083 | bnx2_read_phy(bp, bp->mii_up1, &up1); |
1084 | if (!(up1 & BCM5708S_UP1_2G5)) { | |
1085 | up1 |= BCM5708S_UP1_2G5; | |
1086 | bnx2_write_phy(bp, bp->mii_up1, up1); | |
1087 | ret = 0; | |
1088 | } | |
1089 | ||
27a005b8 MC |
1090 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
1091 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, | |
1092 | MII_BNX2_BLK_ADDR_COMBO_IEEEB0); | |
1093 | ||
605a9e20 MC |
1094 | return ret; |
1095 | } | |
1096 | ||
1097 | static int | |
1098 | bnx2_test_and_disable_2g5(struct bnx2 *bp) | |
1099 | { | |
1100 | u32 up1; | |
1101 | int ret = 0; | |
1102 | ||
583c28e5 | 1103 | if (!(bp->phy_flags & BNX2_PHY_FLAG_2_5G_CAPABLE)) |
605a9e20 MC |
1104 | return 0; |
1105 | ||
27a005b8 MC |
1106 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
1107 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_OVER1G); | |
1108 | ||
605a9e20 MC |
1109 | bnx2_read_phy(bp, bp->mii_up1, &up1); |
1110 | if (up1 & BCM5708S_UP1_2G5) { | |
1111 | up1 &= ~BCM5708S_UP1_2G5; | |
1112 | bnx2_write_phy(bp, bp->mii_up1, up1); | |
1113 | ret = 1; | |
1114 | } | |
1115 | ||
27a005b8 MC |
1116 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
1117 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, | |
1118 | MII_BNX2_BLK_ADDR_COMBO_IEEEB0); | |
1119 | ||
605a9e20 MC |
1120 | return ret; |
1121 | } | |
1122 | ||
1123 | static void | |
1124 | bnx2_enable_forced_2g5(struct bnx2 *bp) | |
1125 | { | |
1126 | u32 bmcr; | |
1127 | ||
583c28e5 | 1128 | if (!(bp->phy_flags & BNX2_PHY_FLAG_2_5G_CAPABLE)) |
605a9e20 MC |
1129 | return; |
1130 | ||
27a005b8 MC |
1131 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
1132 | u32 val; | |
1133 | ||
1134 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, | |
1135 | MII_BNX2_BLK_ADDR_SERDES_DIG); | |
1136 | bnx2_read_phy(bp, MII_BNX2_SERDES_DIG_MISC1, &val); | |
1137 | val &= ~MII_BNX2_SD_MISC1_FORCE_MSK; | |
1138 | val |= MII_BNX2_SD_MISC1_FORCE | MII_BNX2_SD_MISC1_FORCE_2_5G; | |
1139 | bnx2_write_phy(bp, MII_BNX2_SERDES_DIG_MISC1, val); | |
1140 | ||
1141 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, | |
1142 | MII_BNX2_BLK_ADDR_COMBO_IEEEB0); | |
1143 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); | |
1144 | ||
1145 | } else if (CHIP_NUM(bp) == CHIP_NUM_5708) { | |
605a9e20 MC |
1146 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
1147 | bmcr |= BCM5708S_BMCR_FORCE_2500; | |
1148 | } | |
1149 | ||
1150 | if (bp->autoneg & AUTONEG_SPEED) { | |
1151 | bmcr &= ~BMCR_ANENABLE; | |
1152 | if (bp->req_duplex == DUPLEX_FULL) | |
1153 | bmcr |= BMCR_FULLDPLX; | |
1154 | } | |
1155 | bnx2_write_phy(bp, bp->mii_bmcr, bmcr); | |
1156 | } | |
1157 | ||
1158 | static void | |
1159 | bnx2_disable_forced_2g5(struct bnx2 *bp) | |
1160 | { | |
1161 | u32 bmcr; | |
1162 | ||
583c28e5 | 1163 | if (!(bp->phy_flags & BNX2_PHY_FLAG_2_5G_CAPABLE)) |
605a9e20 MC |
1164 | return; |
1165 | ||
27a005b8 MC |
1166 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
1167 | u32 val; | |
1168 | ||
1169 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, | |
1170 | MII_BNX2_BLK_ADDR_SERDES_DIG); | |
1171 | bnx2_read_phy(bp, MII_BNX2_SERDES_DIG_MISC1, &val); | |
1172 | val &= ~MII_BNX2_SD_MISC1_FORCE; | |
1173 | bnx2_write_phy(bp, MII_BNX2_SERDES_DIG_MISC1, val); | |
1174 | ||
1175 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, | |
1176 | MII_BNX2_BLK_ADDR_COMBO_IEEEB0); | |
1177 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); | |
1178 | ||
1179 | } else if (CHIP_NUM(bp) == CHIP_NUM_5708) { | |
605a9e20 MC |
1180 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
1181 | bmcr &= ~BCM5708S_BMCR_FORCE_2500; | |
1182 | } | |
1183 | ||
1184 | if (bp->autoneg & AUTONEG_SPEED) | |
1185 | bmcr |= BMCR_SPEED1000 | BMCR_ANENABLE | BMCR_ANRESTART; | |
1186 | bnx2_write_phy(bp, bp->mii_bmcr, bmcr); | |
1187 | } | |
1188 | ||
b2fadeae MC |
1189 | static void |
1190 | bnx2_5706s_force_link_dn(struct bnx2 *bp, int start) | |
1191 | { | |
1192 | u32 val; | |
1193 | ||
1194 | bnx2_write_phy(bp, MII_BNX2_DSP_ADDRESS, MII_EXPAND_SERDES_CTL); | |
1195 | bnx2_read_phy(bp, MII_BNX2_DSP_RW_PORT, &val); | |
1196 | if (start) | |
1197 | bnx2_write_phy(bp, MII_BNX2_DSP_RW_PORT, val & 0xff0f); | |
1198 | else | |
1199 | bnx2_write_phy(bp, MII_BNX2_DSP_RW_PORT, val | 0xc0); | |
1200 | } | |
1201 | ||
b6016b76 MC |
1202 | static int |
1203 | bnx2_set_link(struct bnx2 *bp) | |
1204 | { | |
1205 | u32 bmsr; | |
1206 | u8 link_up; | |
1207 | ||
80be4434 | 1208 | if (bp->loopback == MAC_LOOPBACK || bp->loopback == PHY_LOOPBACK) { |
b6016b76 MC |
1209 | bp->link_up = 1; |
1210 | return 0; | |
1211 | } | |
1212 | ||
583c28e5 | 1213 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) |
0d8a6571 MC |
1214 | return 0; |
1215 | ||
b6016b76 MC |
1216 | link_up = bp->link_up; |
1217 | ||
27a005b8 MC |
1218 | bnx2_enable_bmsr1(bp); |
1219 | bnx2_read_phy(bp, bp->mii_bmsr1, &bmsr); | |
1220 | bnx2_read_phy(bp, bp->mii_bmsr1, &bmsr); | |
1221 | bnx2_disable_bmsr1(bp); | |
b6016b76 | 1222 | |
583c28e5 | 1223 | if ((bp->phy_flags & BNX2_PHY_FLAG_SERDES) && |
b6016b76 MC |
1224 | (CHIP_NUM(bp) == CHIP_NUM_5706)) { |
1225 | u32 val; | |
1226 | ||
583c28e5 | 1227 | if (bp->phy_flags & BNX2_PHY_FLAG_FORCED_DOWN) { |
b2fadeae | 1228 | bnx2_5706s_force_link_dn(bp, 0); |
583c28e5 | 1229 | bp->phy_flags &= ~BNX2_PHY_FLAG_FORCED_DOWN; |
b2fadeae | 1230 | } |
b6016b76 MC |
1231 | val = REG_RD(bp, BNX2_EMAC_STATUS); |
1232 | if (val & BNX2_EMAC_STATUS_LINK) | |
1233 | bmsr |= BMSR_LSTATUS; | |
1234 | else | |
1235 | bmsr &= ~BMSR_LSTATUS; | |
1236 | } | |
1237 | ||
1238 | if (bmsr & BMSR_LSTATUS) { | |
1239 | bp->link_up = 1; | |
1240 | ||
583c28e5 | 1241 | if (bp->phy_flags & BNX2_PHY_FLAG_SERDES) { |
5b0c76ad MC |
1242 | if (CHIP_NUM(bp) == CHIP_NUM_5706) |
1243 | bnx2_5706s_linkup(bp); | |
1244 | else if (CHIP_NUM(bp) == CHIP_NUM_5708) | |
1245 | bnx2_5708s_linkup(bp); | |
27a005b8 MC |
1246 | else if (CHIP_NUM(bp) == CHIP_NUM_5709) |
1247 | bnx2_5709s_linkup(bp); | |
b6016b76 MC |
1248 | } |
1249 | else { | |
1250 | bnx2_copper_linkup(bp); | |
1251 | } | |
1252 | bnx2_resolve_flow_ctrl(bp); | |
1253 | } | |
1254 | else { | |
583c28e5 | 1255 | if ((bp->phy_flags & BNX2_PHY_FLAG_SERDES) && |
605a9e20 MC |
1256 | (bp->autoneg & AUTONEG_SPEED)) |
1257 | bnx2_disable_forced_2g5(bp); | |
b6016b76 | 1258 | |
583c28e5 | 1259 | if (bp->phy_flags & BNX2_PHY_FLAG_PARALLEL_DETECT) { |
b2fadeae MC |
1260 | u32 bmcr; |
1261 | ||
1262 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); | |
1263 | bmcr |= BMCR_ANENABLE; | |
1264 | bnx2_write_phy(bp, bp->mii_bmcr, bmcr); | |
1265 | ||
583c28e5 | 1266 | bp->phy_flags &= ~BNX2_PHY_FLAG_PARALLEL_DETECT; |
b2fadeae | 1267 | } |
b6016b76 MC |
1268 | bp->link_up = 0; |
1269 | } | |
1270 | ||
1271 | if (bp->link_up != link_up) { | |
1272 | bnx2_report_link(bp); | |
1273 | } | |
1274 | ||
1275 | bnx2_set_mac_link(bp); | |
1276 | ||
1277 | return 0; | |
1278 | } | |
1279 | ||
1280 | static int | |
1281 | bnx2_reset_phy(struct bnx2 *bp) | |
1282 | { | |
1283 | int i; | |
1284 | u32 reg; | |
1285 | ||
ca58c3af | 1286 | bnx2_write_phy(bp, bp->mii_bmcr, BMCR_RESET); |
b6016b76 MC |
1287 | |
1288 | #define PHY_RESET_MAX_WAIT 100 | |
1289 | for (i = 0; i < PHY_RESET_MAX_WAIT; i++) { | |
1290 | udelay(10); | |
1291 | ||
ca58c3af | 1292 | bnx2_read_phy(bp, bp->mii_bmcr, ®); |
b6016b76 MC |
1293 | if (!(reg & BMCR_RESET)) { |
1294 | udelay(20); | |
1295 | break; | |
1296 | } | |
1297 | } | |
1298 | if (i == PHY_RESET_MAX_WAIT) { | |
1299 | return -EBUSY; | |
1300 | } | |
1301 | return 0; | |
1302 | } | |
1303 | ||
1304 | static u32 | |
1305 | bnx2_phy_get_pause_adv(struct bnx2 *bp) | |
1306 | { | |
1307 | u32 adv = 0; | |
1308 | ||
1309 | if ((bp->req_flow_ctrl & (FLOW_CTRL_RX | FLOW_CTRL_TX)) == | |
1310 | (FLOW_CTRL_RX | FLOW_CTRL_TX)) { | |
1311 | ||
583c28e5 | 1312 | if (bp->phy_flags & BNX2_PHY_FLAG_SERDES) { |
b6016b76 MC |
1313 | adv = ADVERTISE_1000XPAUSE; |
1314 | } | |
1315 | else { | |
1316 | adv = ADVERTISE_PAUSE_CAP; | |
1317 | } | |
1318 | } | |
1319 | else if (bp->req_flow_ctrl & FLOW_CTRL_TX) { | |
583c28e5 | 1320 | if (bp->phy_flags & BNX2_PHY_FLAG_SERDES) { |
b6016b76 MC |
1321 | adv = ADVERTISE_1000XPSE_ASYM; |
1322 | } | |
1323 | else { | |
1324 | adv = ADVERTISE_PAUSE_ASYM; | |
1325 | } | |
1326 | } | |
1327 | else if (bp->req_flow_ctrl & FLOW_CTRL_RX) { | |
583c28e5 | 1328 | if (bp->phy_flags & BNX2_PHY_FLAG_SERDES) { |
b6016b76 MC |
1329 | adv = ADVERTISE_1000XPAUSE | ADVERTISE_1000XPSE_ASYM; |
1330 | } | |
1331 | else { | |
1332 | adv = ADVERTISE_PAUSE_CAP | ADVERTISE_PAUSE_ASYM; | |
1333 | } | |
1334 | } | |
1335 | return adv; | |
1336 | } | |
1337 | ||
0d8a6571 MC |
1338 | static int bnx2_fw_sync(struct bnx2 *, u32, int); |
1339 | ||
b6016b76 | 1340 | static int |
0d8a6571 MC |
1341 | bnx2_setup_remote_phy(struct bnx2 *bp, u8 port) |
1342 | { | |
1343 | u32 speed_arg = 0, pause_adv; | |
1344 | ||
1345 | pause_adv = bnx2_phy_get_pause_adv(bp); | |
1346 | ||
1347 | if (bp->autoneg & AUTONEG_SPEED) { | |
1348 | speed_arg |= BNX2_NETLINK_SET_LINK_ENABLE_AUTONEG; | |
1349 | if (bp->advertising & ADVERTISED_10baseT_Half) | |
1350 | speed_arg |= BNX2_NETLINK_SET_LINK_SPEED_10HALF; | |
1351 | if (bp->advertising & ADVERTISED_10baseT_Full) | |
1352 | speed_arg |= BNX2_NETLINK_SET_LINK_SPEED_10FULL; | |
1353 | if (bp->advertising & ADVERTISED_100baseT_Half) | |
1354 | speed_arg |= BNX2_NETLINK_SET_LINK_SPEED_100HALF; | |
1355 | if (bp->advertising & ADVERTISED_100baseT_Full) | |
1356 | speed_arg |= BNX2_NETLINK_SET_LINK_SPEED_100FULL; | |
1357 | if (bp->advertising & ADVERTISED_1000baseT_Full) | |
1358 | speed_arg |= BNX2_NETLINK_SET_LINK_SPEED_1GFULL; | |
1359 | if (bp->advertising & ADVERTISED_2500baseX_Full) | |
1360 | speed_arg |= BNX2_NETLINK_SET_LINK_SPEED_2G5FULL; | |
1361 | } else { | |
1362 | if (bp->req_line_speed == SPEED_2500) | |
1363 | speed_arg = BNX2_NETLINK_SET_LINK_SPEED_2G5FULL; | |
1364 | else if (bp->req_line_speed == SPEED_1000) | |
1365 | speed_arg = BNX2_NETLINK_SET_LINK_SPEED_1GFULL; | |
1366 | else if (bp->req_line_speed == SPEED_100) { | |
1367 | if (bp->req_duplex == DUPLEX_FULL) | |
1368 | speed_arg = BNX2_NETLINK_SET_LINK_SPEED_100FULL; | |
1369 | else | |
1370 | speed_arg = BNX2_NETLINK_SET_LINK_SPEED_100HALF; | |
1371 | } else if (bp->req_line_speed == SPEED_10) { | |
1372 | if (bp->req_duplex == DUPLEX_FULL) | |
1373 | speed_arg = BNX2_NETLINK_SET_LINK_SPEED_10FULL; | |
1374 | else | |
1375 | speed_arg = BNX2_NETLINK_SET_LINK_SPEED_10HALF; | |
1376 | } | |
1377 | } | |
1378 | ||
1379 | if (pause_adv & (ADVERTISE_1000XPAUSE | ADVERTISE_PAUSE_CAP)) | |
1380 | speed_arg |= BNX2_NETLINK_SET_LINK_FC_SYM_PAUSE; | |
1381 | if (pause_adv & (ADVERTISE_1000XPSE_ASYM | ADVERTISE_1000XPSE_ASYM)) | |
1382 | speed_arg |= BNX2_NETLINK_SET_LINK_FC_ASYM_PAUSE; | |
1383 | ||
1384 | if (port == PORT_TP) | |
1385 | speed_arg |= BNX2_NETLINK_SET_LINK_PHY_APP_REMOTE | | |
1386 | BNX2_NETLINK_SET_LINK_ETH_AT_WIRESPEED; | |
1387 | ||
1388 | REG_WR_IND(bp, bp->shmem_base + BNX2_DRV_MB_ARG0, speed_arg); | |
1389 | ||
1390 | spin_unlock_bh(&bp->phy_lock); | |
1391 | bnx2_fw_sync(bp, BNX2_DRV_MSG_CODE_CMD_SET_LINK, 0); | |
1392 | spin_lock_bh(&bp->phy_lock); | |
1393 | ||
1394 | return 0; | |
1395 | } | |
1396 | ||
1397 | static int | |
1398 | bnx2_setup_serdes_phy(struct bnx2 *bp, u8 port) | |
b6016b76 | 1399 | { |
605a9e20 | 1400 | u32 adv, bmcr; |
b6016b76 MC |
1401 | u32 new_adv = 0; |
1402 | ||
583c28e5 | 1403 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) |
0d8a6571 MC |
1404 | return (bnx2_setup_remote_phy(bp, port)); |
1405 | ||
b6016b76 MC |
1406 | if (!(bp->autoneg & AUTONEG_SPEED)) { |
1407 | u32 new_bmcr; | |
5b0c76ad MC |
1408 | int force_link_down = 0; |
1409 | ||
605a9e20 MC |
1410 | if (bp->req_line_speed == SPEED_2500) { |
1411 | if (!bnx2_test_and_enable_2g5(bp)) | |
1412 | force_link_down = 1; | |
1413 | } else if (bp->req_line_speed == SPEED_1000) { | |
1414 | if (bnx2_test_and_disable_2g5(bp)) | |
1415 | force_link_down = 1; | |
1416 | } | |
ca58c3af | 1417 | bnx2_read_phy(bp, bp->mii_adv, &adv); |
80be4434 MC |
1418 | adv &= ~(ADVERTISE_1000XFULL | ADVERTISE_1000XHALF); |
1419 | ||
ca58c3af | 1420 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
605a9e20 | 1421 | new_bmcr = bmcr & ~BMCR_ANENABLE; |
80be4434 | 1422 | new_bmcr |= BMCR_SPEED1000; |
605a9e20 | 1423 | |
27a005b8 MC |
1424 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
1425 | if (bp->req_line_speed == SPEED_2500) | |
1426 | bnx2_enable_forced_2g5(bp); | |
1427 | else if (bp->req_line_speed == SPEED_1000) { | |
1428 | bnx2_disable_forced_2g5(bp); | |
1429 | new_bmcr &= ~0x2000; | |
1430 | } | |
1431 | ||
1432 | } else if (CHIP_NUM(bp) == CHIP_NUM_5708) { | |
605a9e20 MC |
1433 | if (bp->req_line_speed == SPEED_2500) |
1434 | new_bmcr |= BCM5708S_BMCR_FORCE_2500; | |
1435 | else | |
1436 | new_bmcr = bmcr & ~BCM5708S_BMCR_FORCE_2500; | |
5b0c76ad MC |
1437 | } |
1438 | ||
b6016b76 | 1439 | if (bp->req_duplex == DUPLEX_FULL) { |
5b0c76ad | 1440 | adv |= ADVERTISE_1000XFULL; |
b6016b76 MC |
1441 | new_bmcr |= BMCR_FULLDPLX; |
1442 | } | |
1443 | else { | |
5b0c76ad | 1444 | adv |= ADVERTISE_1000XHALF; |
b6016b76 MC |
1445 | new_bmcr &= ~BMCR_FULLDPLX; |
1446 | } | |
5b0c76ad | 1447 | if ((new_bmcr != bmcr) || (force_link_down)) { |
b6016b76 MC |
1448 | /* Force a link down visible on the other side */ |
1449 | if (bp->link_up) { | |
ca58c3af | 1450 | bnx2_write_phy(bp, bp->mii_adv, adv & |
5b0c76ad MC |
1451 | ~(ADVERTISE_1000XFULL | |
1452 | ADVERTISE_1000XHALF)); | |
ca58c3af | 1453 | bnx2_write_phy(bp, bp->mii_bmcr, bmcr | |
b6016b76 MC |
1454 | BMCR_ANRESTART | BMCR_ANENABLE); |
1455 | ||
1456 | bp->link_up = 0; | |
1457 | netif_carrier_off(bp->dev); | |
ca58c3af | 1458 | bnx2_write_phy(bp, bp->mii_bmcr, new_bmcr); |
80be4434 | 1459 | bnx2_report_link(bp); |
b6016b76 | 1460 | } |
ca58c3af MC |
1461 | bnx2_write_phy(bp, bp->mii_adv, adv); |
1462 | bnx2_write_phy(bp, bp->mii_bmcr, new_bmcr); | |
605a9e20 MC |
1463 | } else { |
1464 | bnx2_resolve_flow_ctrl(bp); | |
1465 | bnx2_set_mac_link(bp); | |
b6016b76 MC |
1466 | } |
1467 | return 0; | |
1468 | } | |
1469 | ||
605a9e20 | 1470 | bnx2_test_and_enable_2g5(bp); |
5b0c76ad | 1471 | |
b6016b76 MC |
1472 | if (bp->advertising & ADVERTISED_1000baseT_Full) |
1473 | new_adv |= ADVERTISE_1000XFULL; | |
1474 | ||
1475 | new_adv |= bnx2_phy_get_pause_adv(bp); | |
1476 | ||
ca58c3af MC |
1477 | bnx2_read_phy(bp, bp->mii_adv, &adv); |
1478 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); | |
b6016b76 MC |
1479 | |
1480 | bp->serdes_an_pending = 0; | |
1481 | if ((adv != new_adv) || ((bmcr & BMCR_ANENABLE) == 0)) { | |
1482 | /* Force a link down visible on the other side */ | |
1483 | if (bp->link_up) { | |
ca58c3af | 1484 | bnx2_write_phy(bp, bp->mii_bmcr, BMCR_LOOPBACK); |
80be4434 MC |
1485 | spin_unlock_bh(&bp->phy_lock); |
1486 | msleep(20); | |
1487 | spin_lock_bh(&bp->phy_lock); | |
b6016b76 MC |
1488 | } |
1489 | ||
ca58c3af MC |
1490 | bnx2_write_phy(bp, bp->mii_adv, new_adv); |
1491 | bnx2_write_phy(bp, bp->mii_bmcr, bmcr | BMCR_ANRESTART | | |
b6016b76 | 1492 | BMCR_ANENABLE); |
f8dd064e MC |
1493 | /* Speed up link-up time when the link partner |
1494 | * does not autonegotiate which is very common | |
1495 | * in blade servers. Some blade servers use | |
1496 | * IPMI for kerboard input and it's important | |
1497 | * to minimize link disruptions. Autoneg. involves | |
1498 | * exchanging base pages plus 3 next pages and | |
1499 | * normally completes in about 120 msec. | |
1500 | */ | |
1501 | bp->current_interval = SERDES_AN_TIMEOUT; | |
1502 | bp->serdes_an_pending = 1; | |
1503 | mod_timer(&bp->timer, jiffies + bp->current_interval); | |
605a9e20 MC |
1504 | } else { |
1505 | bnx2_resolve_flow_ctrl(bp); | |
1506 | bnx2_set_mac_link(bp); | |
b6016b76 MC |
1507 | } |
1508 | ||
1509 | return 0; | |
1510 | } | |
1511 | ||
1512 | #define ETHTOOL_ALL_FIBRE_SPEED \ | |
583c28e5 | 1513 | (bp->phy_flags & BNX2_PHY_FLAG_2_5G_CAPABLE) ? \ |
deaf391b MC |
1514 | (ADVERTISED_2500baseX_Full | ADVERTISED_1000baseT_Full) :\ |
1515 | (ADVERTISED_1000baseT_Full) | |
b6016b76 MC |
1516 | |
1517 | #define ETHTOOL_ALL_COPPER_SPEED \ | |
1518 | (ADVERTISED_10baseT_Half | ADVERTISED_10baseT_Full | \ | |
1519 | ADVERTISED_100baseT_Half | ADVERTISED_100baseT_Full | \ | |
1520 | ADVERTISED_1000baseT_Full) | |
1521 | ||
1522 | #define PHY_ALL_10_100_SPEED (ADVERTISE_10HALF | ADVERTISE_10FULL | \ | |
1523 | ADVERTISE_100HALF | ADVERTISE_100FULL | ADVERTISE_CSMA) | |
6aa20a22 | 1524 | |
b6016b76 MC |
1525 | #define PHY_ALL_1000_SPEED (ADVERTISE_1000HALF | ADVERTISE_1000FULL) |
1526 | ||
0d8a6571 MC |
1527 | static void |
1528 | bnx2_set_default_remote_link(struct bnx2 *bp) | |
1529 | { | |
1530 | u32 link; | |
1531 | ||
1532 | if (bp->phy_port == PORT_TP) | |
1533 | link = REG_RD_IND(bp, bp->shmem_base + BNX2_RPHY_COPPER_LINK); | |
1534 | else | |
1535 | link = REG_RD_IND(bp, bp->shmem_base + BNX2_RPHY_SERDES_LINK); | |
1536 | ||
1537 | if (link & BNX2_NETLINK_SET_LINK_ENABLE_AUTONEG) { | |
1538 | bp->req_line_speed = 0; | |
1539 | bp->autoneg |= AUTONEG_SPEED; | |
1540 | bp->advertising = ADVERTISED_Autoneg; | |
1541 | if (link & BNX2_NETLINK_SET_LINK_SPEED_10HALF) | |
1542 | bp->advertising |= ADVERTISED_10baseT_Half; | |
1543 | if (link & BNX2_NETLINK_SET_LINK_SPEED_10FULL) | |
1544 | bp->advertising |= ADVERTISED_10baseT_Full; | |
1545 | if (link & BNX2_NETLINK_SET_LINK_SPEED_100HALF) | |
1546 | bp->advertising |= ADVERTISED_100baseT_Half; | |
1547 | if (link & BNX2_NETLINK_SET_LINK_SPEED_100FULL) | |
1548 | bp->advertising |= ADVERTISED_100baseT_Full; | |
1549 | if (link & BNX2_NETLINK_SET_LINK_SPEED_1GFULL) | |
1550 | bp->advertising |= ADVERTISED_1000baseT_Full; | |
1551 | if (link & BNX2_NETLINK_SET_LINK_SPEED_2G5FULL) | |
1552 | bp->advertising |= ADVERTISED_2500baseX_Full; | |
1553 | } else { | |
1554 | bp->autoneg = 0; | |
1555 | bp->advertising = 0; | |
1556 | bp->req_duplex = DUPLEX_FULL; | |
1557 | if (link & BNX2_NETLINK_SET_LINK_SPEED_10) { | |
1558 | bp->req_line_speed = SPEED_10; | |
1559 | if (link & BNX2_NETLINK_SET_LINK_SPEED_10HALF) | |
1560 | bp->req_duplex = DUPLEX_HALF; | |
1561 | } | |
1562 | if (link & BNX2_NETLINK_SET_LINK_SPEED_100) { | |
1563 | bp->req_line_speed = SPEED_100; | |
1564 | if (link & BNX2_NETLINK_SET_LINK_SPEED_100HALF) | |
1565 | bp->req_duplex = DUPLEX_HALF; | |
1566 | } | |
1567 | if (link & BNX2_NETLINK_SET_LINK_SPEED_1GFULL) | |
1568 | bp->req_line_speed = SPEED_1000; | |
1569 | if (link & BNX2_NETLINK_SET_LINK_SPEED_2G5FULL) | |
1570 | bp->req_line_speed = SPEED_2500; | |
1571 | } | |
1572 | } | |
1573 | ||
deaf391b MC |
1574 | static void |
1575 | bnx2_set_default_link(struct bnx2 *bp) | |
1576 | { | |
583c28e5 | 1577 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) |
0d8a6571 MC |
1578 | return bnx2_set_default_remote_link(bp); |
1579 | ||
deaf391b MC |
1580 | bp->autoneg = AUTONEG_SPEED | AUTONEG_FLOW_CTRL; |
1581 | bp->req_line_speed = 0; | |
583c28e5 | 1582 | if (bp->phy_flags & BNX2_PHY_FLAG_SERDES) { |
deaf391b MC |
1583 | u32 reg; |
1584 | ||
1585 | bp->advertising = ETHTOOL_ALL_FIBRE_SPEED | ADVERTISED_Autoneg; | |
1586 | ||
1587 | reg = REG_RD_IND(bp, bp->shmem_base + BNX2_PORT_HW_CFG_CONFIG); | |
1588 | reg &= BNX2_PORT_HW_CFG_CFG_DFLT_LINK_MASK; | |
1589 | if (reg == BNX2_PORT_HW_CFG_CFG_DFLT_LINK_1G) { | |
1590 | bp->autoneg = 0; | |
1591 | bp->req_line_speed = bp->line_speed = SPEED_1000; | |
1592 | bp->req_duplex = DUPLEX_FULL; | |
1593 | } | |
1594 | } else | |
1595 | bp->advertising = ETHTOOL_ALL_COPPER_SPEED | ADVERTISED_Autoneg; | |
1596 | } | |
1597 | ||
df149d70 MC |
1598 | static void |
1599 | bnx2_send_heart_beat(struct bnx2 *bp) | |
1600 | { | |
1601 | u32 msg; | |
1602 | u32 addr; | |
1603 | ||
1604 | spin_lock(&bp->indirect_lock); | |
1605 | msg = (u32) (++bp->fw_drv_pulse_wr_seq & BNX2_DRV_PULSE_SEQ_MASK); | |
1606 | addr = bp->shmem_base + BNX2_DRV_PULSE_MB; | |
1607 | REG_WR(bp, BNX2_PCICFG_REG_WINDOW_ADDRESS, addr); | |
1608 | REG_WR(bp, BNX2_PCICFG_REG_WINDOW, msg); | |
1609 | spin_unlock(&bp->indirect_lock); | |
1610 | } | |
1611 | ||
0d8a6571 MC |
1612 | static void |
1613 | bnx2_remote_phy_event(struct bnx2 *bp) | |
1614 | { | |
1615 | u32 msg; | |
1616 | u8 link_up = bp->link_up; | |
1617 | u8 old_port; | |
1618 | ||
1619 | msg = REG_RD_IND(bp, bp->shmem_base + BNX2_LINK_STATUS); | |
1620 | ||
df149d70 MC |
1621 | if (msg & BNX2_LINK_STATUS_HEART_BEAT_EXPIRED) |
1622 | bnx2_send_heart_beat(bp); | |
1623 | ||
1624 | msg &= ~BNX2_LINK_STATUS_HEART_BEAT_EXPIRED; | |
1625 | ||
0d8a6571 MC |
1626 | if ((msg & BNX2_LINK_STATUS_LINK_UP) == BNX2_LINK_STATUS_LINK_DOWN) |
1627 | bp->link_up = 0; | |
1628 | else { | |
1629 | u32 speed; | |
1630 | ||
1631 | bp->link_up = 1; | |
1632 | speed = msg & BNX2_LINK_STATUS_SPEED_MASK; | |
1633 | bp->duplex = DUPLEX_FULL; | |
1634 | switch (speed) { | |
1635 | case BNX2_LINK_STATUS_10HALF: | |
1636 | bp->duplex = DUPLEX_HALF; | |
1637 | case BNX2_LINK_STATUS_10FULL: | |
1638 | bp->line_speed = SPEED_10; | |
1639 | break; | |
1640 | case BNX2_LINK_STATUS_100HALF: | |
1641 | bp->duplex = DUPLEX_HALF; | |
1642 | case BNX2_LINK_STATUS_100BASE_T4: | |
1643 | case BNX2_LINK_STATUS_100FULL: | |
1644 | bp->line_speed = SPEED_100; | |
1645 | break; | |
1646 | case BNX2_LINK_STATUS_1000HALF: | |
1647 | bp->duplex = DUPLEX_HALF; | |
1648 | case BNX2_LINK_STATUS_1000FULL: | |
1649 | bp->line_speed = SPEED_1000; | |
1650 | break; | |
1651 | case BNX2_LINK_STATUS_2500HALF: | |
1652 | bp->duplex = DUPLEX_HALF; | |
1653 | case BNX2_LINK_STATUS_2500FULL: | |
1654 | bp->line_speed = SPEED_2500; | |
1655 | break; | |
1656 | default: | |
1657 | bp->line_speed = 0; | |
1658 | break; | |
1659 | } | |
1660 | ||
1661 | spin_lock(&bp->phy_lock); | |
1662 | bp->flow_ctrl = 0; | |
1663 | if ((bp->autoneg & (AUTONEG_SPEED | AUTONEG_FLOW_CTRL)) != | |
1664 | (AUTONEG_SPEED | AUTONEG_FLOW_CTRL)) { | |
1665 | if (bp->duplex == DUPLEX_FULL) | |
1666 | bp->flow_ctrl = bp->req_flow_ctrl; | |
1667 | } else { | |
1668 | if (msg & BNX2_LINK_STATUS_TX_FC_ENABLED) | |
1669 | bp->flow_ctrl |= FLOW_CTRL_TX; | |
1670 | if (msg & BNX2_LINK_STATUS_RX_FC_ENABLED) | |
1671 | bp->flow_ctrl |= FLOW_CTRL_RX; | |
1672 | } | |
1673 | ||
1674 | old_port = bp->phy_port; | |
1675 | if (msg & BNX2_LINK_STATUS_SERDES_LINK) | |
1676 | bp->phy_port = PORT_FIBRE; | |
1677 | else | |
1678 | bp->phy_port = PORT_TP; | |
1679 | ||
1680 | if (old_port != bp->phy_port) | |
1681 | bnx2_set_default_link(bp); | |
1682 | ||
1683 | spin_unlock(&bp->phy_lock); | |
1684 | } | |
1685 | if (bp->link_up != link_up) | |
1686 | bnx2_report_link(bp); | |
1687 | ||
1688 | bnx2_set_mac_link(bp); | |
1689 | } | |
1690 | ||
1691 | static int | |
1692 | bnx2_set_remote_link(struct bnx2 *bp) | |
1693 | { | |
1694 | u32 evt_code; | |
1695 | ||
1696 | evt_code = REG_RD_IND(bp, bp->shmem_base + BNX2_FW_EVT_CODE_MB); | |
1697 | switch (evt_code) { | |
1698 | case BNX2_FW_EVT_CODE_LINK_EVENT: | |
1699 | bnx2_remote_phy_event(bp); | |
1700 | break; | |
1701 | case BNX2_FW_EVT_CODE_SW_TIMER_EXPIRATION_EVENT: | |
1702 | default: | |
df149d70 | 1703 | bnx2_send_heart_beat(bp); |
0d8a6571 MC |
1704 | break; |
1705 | } | |
1706 | return 0; | |
1707 | } | |
1708 | ||
b6016b76 MC |
1709 | static int |
1710 | bnx2_setup_copper_phy(struct bnx2 *bp) | |
1711 | { | |
1712 | u32 bmcr; | |
1713 | u32 new_bmcr; | |
1714 | ||
ca58c3af | 1715 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
b6016b76 MC |
1716 | |
1717 | if (bp->autoneg & AUTONEG_SPEED) { | |
1718 | u32 adv_reg, adv1000_reg; | |
1719 | u32 new_adv_reg = 0; | |
1720 | u32 new_adv1000_reg = 0; | |
1721 | ||
ca58c3af | 1722 | bnx2_read_phy(bp, bp->mii_adv, &adv_reg); |
b6016b76 MC |
1723 | adv_reg &= (PHY_ALL_10_100_SPEED | ADVERTISE_PAUSE_CAP | |
1724 | ADVERTISE_PAUSE_ASYM); | |
1725 | ||
1726 | bnx2_read_phy(bp, MII_CTRL1000, &adv1000_reg); | |
1727 | adv1000_reg &= PHY_ALL_1000_SPEED; | |
1728 | ||
1729 | if (bp->advertising & ADVERTISED_10baseT_Half) | |
1730 | new_adv_reg |= ADVERTISE_10HALF; | |
1731 | if (bp->advertising & ADVERTISED_10baseT_Full) | |
1732 | new_adv_reg |= ADVERTISE_10FULL; | |
1733 | if (bp->advertising & ADVERTISED_100baseT_Half) | |
1734 | new_adv_reg |= ADVERTISE_100HALF; | |
1735 | if (bp->advertising & ADVERTISED_100baseT_Full) | |
1736 | new_adv_reg |= ADVERTISE_100FULL; | |
1737 | if (bp->advertising & ADVERTISED_1000baseT_Full) | |
1738 | new_adv1000_reg |= ADVERTISE_1000FULL; | |
6aa20a22 | 1739 | |
b6016b76 MC |
1740 | new_adv_reg |= ADVERTISE_CSMA; |
1741 | ||
1742 | new_adv_reg |= bnx2_phy_get_pause_adv(bp); | |
1743 | ||
1744 | if ((adv1000_reg != new_adv1000_reg) || | |
1745 | (adv_reg != new_adv_reg) || | |
1746 | ((bmcr & BMCR_ANENABLE) == 0)) { | |
1747 | ||
ca58c3af | 1748 | bnx2_write_phy(bp, bp->mii_adv, new_adv_reg); |
b6016b76 | 1749 | bnx2_write_phy(bp, MII_CTRL1000, new_adv1000_reg); |
ca58c3af | 1750 | bnx2_write_phy(bp, bp->mii_bmcr, BMCR_ANRESTART | |
b6016b76 MC |
1751 | BMCR_ANENABLE); |
1752 | } | |
1753 | else if (bp->link_up) { | |
1754 | /* Flow ctrl may have changed from auto to forced */ | |
1755 | /* or vice-versa. */ | |
1756 | ||
1757 | bnx2_resolve_flow_ctrl(bp); | |
1758 | bnx2_set_mac_link(bp); | |
1759 | } | |
1760 | return 0; | |
1761 | } | |
1762 | ||
1763 | new_bmcr = 0; | |
1764 | if (bp->req_line_speed == SPEED_100) { | |
1765 | new_bmcr |= BMCR_SPEED100; | |
1766 | } | |
1767 | if (bp->req_duplex == DUPLEX_FULL) { | |
1768 | new_bmcr |= BMCR_FULLDPLX; | |
1769 | } | |
1770 | if (new_bmcr != bmcr) { | |
1771 | u32 bmsr; | |
b6016b76 | 1772 | |
ca58c3af MC |
1773 | bnx2_read_phy(bp, bp->mii_bmsr, &bmsr); |
1774 | bnx2_read_phy(bp, bp->mii_bmsr, &bmsr); | |
6aa20a22 | 1775 | |
b6016b76 MC |
1776 | if (bmsr & BMSR_LSTATUS) { |
1777 | /* Force link down */ | |
ca58c3af | 1778 | bnx2_write_phy(bp, bp->mii_bmcr, BMCR_LOOPBACK); |
a16dda0e MC |
1779 | spin_unlock_bh(&bp->phy_lock); |
1780 | msleep(50); | |
1781 | spin_lock_bh(&bp->phy_lock); | |
1782 | ||
ca58c3af MC |
1783 | bnx2_read_phy(bp, bp->mii_bmsr, &bmsr); |
1784 | bnx2_read_phy(bp, bp->mii_bmsr, &bmsr); | |
b6016b76 MC |
1785 | } |
1786 | ||
ca58c3af | 1787 | bnx2_write_phy(bp, bp->mii_bmcr, new_bmcr); |
b6016b76 MC |
1788 | |
1789 | /* Normally, the new speed is setup after the link has | |
1790 | * gone down and up again. In some cases, link will not go | |
1791 | * down so we need to set up the new speed here. | |
1792 | */ | |
1793 | if (bmsr & BMSR_LSTATUS) { | |
1794 | bp->line_speed = bp->req_line_speed; | |
1795 | bp->duplex = bp->req_duplex; | |
1796 | bnx2_resolve_flow_ctrl(bp); | |
1797 | bnx2_set_mac_link(bp); | |
1798 | } | |
27a005b8 MC |
1799 | } else { |
1800 | bnx2_resolve_flow_ctrl(bp); | |
1801 | bnx2_set_mac_link(bp); | |
b6016b76 MC |
1802 | } |
1803 | return 0; | |
1804 | } | |
1805 | ||
1806 | static int | |
0d8a6571 | 1807 | bnx2_setup_phy(struct bnx2 *bp, u8 port) |
b6016b76 MC |
1808 | { |
1809 | if (bp->loopback == MAC_LOOPBACK) | |
1810 | return 0; | |
1811 | ||
583c28e5 | 1812 | if (bp->phy_flags & BNX2_PHY_FLAG_SERDES) { |
0d8a6571 | 1813 | return (bnx2_setup_serdes_phy(bp, port)); |
b6016b76 MC |
1814 | } |
1815 | else { | |
1816 | return (bnx2_setup_copper_phy(bp)); | |
1817 | } | |
1818 | } | |
1819 | ||
27a005b8 MC |
1820 | static int |
1821 | bnx2_init_5709s_phy(struct bnx2 *bp) | |
1822 | { | |
1823 | u32 val; | |
1824 | ||
1825 | bp->mii_bmcr = MII_BMCR + 0x10; | |
1826 | bp->mii_bmsr = MII_BMSR + 0x10; | |
1827 | bp->mii_bmsr1 = MII_BNX2_GP_TOP_AN_STATUS1; | |
1828 | bp->mii_adv = MII_ADVERTISE + 0x10; | |
1829 | bp->mii_lpa = MII_LPA + 0x10; | |
1830 | bp->mii_up1 = MII_BNX2_OVER1G_UP1; | |
1831 | ||
1832 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_AER); | |
1833 | bnx2_write_phy(bp, MII_BNX2_AER_AER, MII_BNX2_AER_AER_AN_MMD); | |
1834 | ||
1835 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_COMBO_IEEEB0); | |
1836 | bnx2_reset_phy(bp); | |
1837 | ||
1838 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_SERDES_DIG); | |
1839 | ||
1840 | bnx2_read_phy(bp, MII_BNX2_SERDES_DIG_1000XCTL1, &val); | |
1841 | val &= ~MII_BNX2_SD_1000XCTL1_AUTODET; | |
1842 | val |= MII_BNX2_SD_1000XCTL1_FIBER; | |
1843 | bnx2_write_phy(bp, MII_BNX2_SERDES_DIG_1000XCTL1, val); | |
1844 | ||
1845 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_OVER1G); | |
1846 | bnx2_read_phy(bp, MII_BNX2_OVER1G_UP1, &val); | |
583c28e5 | 1847 | if (bp->phy_flags & BNX2_PHY_FLAG_2_5G_CAPABLE) |
27a005b8 MC |
1848 | val |= BCM5708S_UP1_2G5; |
1849 | else | |
1850 | val &= ~BCM5708S_UP1_2G5; | |
1851 | bnx2_write_phy(bp, MII_BNX2_OVER1G_UP1, val); | |
1852 | ||
1853 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_BAM_NXTPG); | |
1854 | bnx2_read_phy(bp, MII_BNX2_BAM_NXTPG_CTL, &val); | |
1855 | val |= MII_BNX2_NXTPG_CTL_T2 | MII_BNX2_NXTPG_CTL_BAM; | |
1856 | bnx2_write_phy(bp, MII_BNX2_BAM_NXTPG_CTL, val); | |
1857 | ||
1858 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_CL73_USERB0); | |
1859 | ||
1860 | val = MII_BNX2_CL73_BAM_EN | MII_BNX2_CL73_BAM_STA_MGR_EN | | |
1861 | MII_BNX2_CL73_BAM_NP_AFT_BP_EN; | |
1862 | bnx2_write_phy(bp, MII_BNX2_CL73_BAM_CTL1, val); | |
1863 | ||
1864 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_COMBO_IEEEB0); | |
1865 | ||
1866 | return 0; | |
1867 | } | |
1868 | ||
b6016b76 | 1869 | static int |
5b0c76ad MC |
1870 | bnx2_init_5708s_phy(struct bnx2 *bp) |
1871 | { | |
1872 | u32 val; | |
1873 | ||
27a005b8 MC |
1874 | bnx2_reset_phy(bp); |
1875 | ||
1876 | bp->mii_up1 = BCM5708S_UP1; | |
1877 | ||
5b0c76ad MC |
1878 | bnx2_write_phy(bp, BCM5708S_BLK_ADDR, BCM5708S_BLK_ADDR_DIG3); |
1879 | bnx2_write_phy(bp, BCM5708S_DIG_3_0, BCM5708S_DIG_3_0_USE_IEEE); | |
1880 | bnx2_write_phy(bp, BCM5708S_BLK_ADDR, BCM5708S_BLK_ADDR_DIG); | |
1881 | ||
1882 | bnx2_read_phy(bp, BCM5708S_1000X_CTL1, &val); | |
1883 | val |= BCM5708S_1000X_CTL1_FIBER_MODE | BCM5708S_1000X_CTL1_AUTODET_EN; | |
1884 | bnx2_write_phy(bp, BCM5708S_1000X_CTL1, val); | |
1885 | ||
1886 | bnx2_read_phy(bp, BCM5708S_1000X_CTL2, &val); | |
1887 | val |= BCM5708S_1000X_CTL2_PLLEL_DET_EN; | |
1888 | bnx2_write_phy(bp, BCM5708S_1000X_CTL2, val); | |
1889 | ||
583c28e5 | 1890 | if (bp->phy_flags & BNX2_PHY_FLAG_2_5G_CAPABLE) { |
5b0c76ad MC |
1891 | bnx2_read_phy(bp, BCM5708S_UP1, &val); |
1892 | val |= BCM5708S_UP1_2G5; | |
1893 | bnx2_write_phy(bp, BCM5708S_UP1, val); | |
1894 | } | |
1895 | ||
1896 | if ((CHIP_ID(bp) == CHIP_ID_5708_A0) || | |
dda1e390 MC |
1897 | (CHIP_ID(bp) == CHIP_ID_5708_B0) || |
1898 | (CHIP_ID(bp) == CHIP_ID_5708_B1)) { | |
5b0c76ad MC |
1899 | /* increase tx signal amplitude */ |
1900 | bnx2_write_phy(bp, BCM5708S_BLK_ADDR, | |
1901 | BCM5708S_BLK_ADDR_TX_MISC); | |
1902 | bnx2_read_phy(bp, BCM5708S_TX_ACTL1, &val); | |
1903 | val &= ~BCM5708S_TX_ACTL1_DRIVER_VCM; | |
1904 | bnx2_write_phy(bp, BCM5708S_TX_ACTL1, val); | |
1905 | bnx2_write_phy(bp, BCM5708S_BLK_ADDR, BCM5708S_BLK_ADDR_DIG); | |
1906 | } | |
1907 | ||
e3648b3d | 1908 | val = REG_RD_IND(bp, bp->shmem_base + BNX2_PORT_HW_CFG_CONFIG) & |
5b0c76ad MC |
1909 | BNX2_PORT_HW_CFG_CFG_TXCTL3_MASK; |
1910 | ||
1911 | if (val) { | |
1912 | u32 is_backplane; | |
1913 | ||
e3648b3d | 1914 | is_backplane = REG_RD_IND(bp, bp->shmem_base + |
5b0c76ad MC |
1915 | BNX2_SHARED_HW_CFG_CONFIG); |
1916 | if (is_backplane & BNX2_SHARED_HW_CFG_PHY_BACKPLANE) { | |
1917 | bnx2_write_phy(bp, BCM5708S_BLK_ADDR, | |
1918 | BCM5708S_BLK_ADDR_TX_MISC); | |
1919 | bnx2_write_phy(bp, BCM5708S_TX_ACTL3, val); | |
1920 | bnx2_write_phy(bp, BCM5708S_BLK_ADDR, | |
1921 | BCM5708S_BLK_ADDR_DIG); | |
1922 | } | |
1923 | } | |
1924 | return 0; | |
1925 | } | |
1926 | ||
1927 | static int | |
1928 | bnx2_init_5706s_phy(struct bnx2 *bp) | |
b6016b76 | 1929 | { |
27a005b8 MC |
1930 | bnx2_reset_phy(bp); |
1931 | ||
583c28e5 | 1932 | bp->phy_flags &= ~BNX2_PHY_FLAG_PARALLEL_DETECT; |
b6016b76 | 1933 | |
59b47d8a MC |
1934 | if (CHIP_NUM(bp) == CHIP_NUM_5706) |
1935 | REG_WR(bp, BNX2_MISC_GP_HW_CTL0, 0x300); | |
b6016b76 MC |
1936 | |
1937 | if (bp->dev->mtu > 1500) { | |
1938 | u32 val; | |
1939 | ||
1940 | /* Set extended packet length bit */ | |
1941 | bnx2_write_phy(bp, 0x18, 0x7); | |
1942 | bnx2_read_phy(bp, 0x18, &val); | |
1943 | bnx2_write_phy(bp, 0x18, (val & 0xfff8) | 0x4000); | |
1944 | ||
1945 | bnx2_write_phy(bp, 0x1c, 0x6c00); | |
1946 | bnx2_read_phy(bp, 0x1c, &val); | |
1947 | bnx2_write_phy(bp, 0x1c, (val & 0x3ff) | 0xec02); | |
1948 | } | |
1949 | else { | |
1950 | u32 val; | |
1951 | ||
1952 | bnx2_write_phy(bp, 0x18, 0x7); | |
1953 | bnx2_read_phy(bp, 0x18, &val); | |
1954 | bnx2_write_phy(bp, 0x18, val & ~0x4007); | |
1955 | ||
1956 | bnx2_write_phy(bp, 0x1c, 0x6c00); | |
1957 | bnx2_read_phy(bp, 0x1c, &val); | |
1958 | bnx2_write_phy(bp, 0x1c, (val & 0x3fd) | 0xec00); | |
1959 | } | |
1960 | ||
1961 | return 0; | |
1962 | } | |
1963 | ||
1964 | static int | |
1965 | bnx2_init_copper_phy(struct bnx2 *bp) | |
1966 | { | |
5b0c76ad MC |
1967 | u32 val; |
1968 | ||
27a005b8 MC |
1969 | bnx2_reset_phy(bp); |
1970 | ||
583c28e5 | 1971 | if (bp->phy_flags & BNX2_PHY_FLAG_CRC_FIX) { |
b6016b76 MC |
1972 | bnx2_write_phy(bp, 0x18, 0x0c00); |
1973 | bnx2_write_phy(bp, 0x17, 0x000a); | |
1974 | bnx2_write_phy(bp, 0x15, 0x310b); | |
1975 | bnx2_write_phy(bp, 0x17, 0x201f); | |
1976 | bnx2_write_phy(bp, 0x15, 0x9506); | |
1977 | bnx2_write_phy(bp, 0x17, 0x401f); | |
1978 | bnx2_write_phy(bp, 0x15, 0x14e2); | |
1979 | bnx2_write_phy(bp, 0x18, 0x0400); | |
1980 | } | |
1981 | ||
583c28e5 | 1982 | if (bp->phy_flags & BNX2_PHY_FLAG_DIS_EARLY_DAC) { |
b659f44e MC |
1983 | bnx2_write_phy(bp, MII_BNX2_DSP_ADDRESS, |
1984 | MII_BNX2_DSP_EXPAND_REG | 0x8); | |
1985 | bnx2_read_phy(bp, MII_BNX2_DSP_RW_PORT, &val); | |
1986 | val &= ~(1 << 8); | |
1987 | bnx2_write_phy(bp, MII_BNX2_DSP_RW_PORT, val); | |
1988 | } | |
1989 | ||
b6016b76 | 1990 | if (bp->dev->mtu > 1500) { |
b6016b76 MC |
1991 | /* Set extended packet length bit */ |
1992 | bnx2_write_phy(bp, 0x18, 0x7); | |
1993 | bnx2_read_phy(bp, 0x18, &val); | |
1994 | bnx2_write_phy(bp, 0x18, val | 0x4000); | |
1995 | ||
1996 | bnx2_read_phy(bp, 0x10, &val); | |
1997 | bnx2_write_phy(bp, 0x10, val | 0x1); | |
1998 | } | |
1999 | else { | |
b6016b76 MC |
2000 | bnx2_write_phy(bp, 0x18, 0x7); |
2001 | bnx2_read_phy(bp, 0x18, &val); | |
2002 | bnx2_write_phy(bp, 0x18, val & ~0x4007); | |
2003 | ||
2004 | bnx2_read_phy(bp, 0x10, &val); | |
2005 | bnx2_write_phy(bp, 0x10, val & ~0x1); | |
2006 | } | |
2007 | ||
5b0c76ad MC |
2008 | /* ethernet@wirespeed */ |
2009 | bnx2_write_phy(bp, 0x18, 0x7007); | |
2010 | bnx2_read_phy(bp, 0x18, &val); | |
2011 | bnx2_write_phy(bp, 0x18, val | (1 << 15) | (1 << 4)); | |
b6016b76 MC |
2012 | return 0; |
2013 | } | |
2014 | ||
2015 | ||
2016 | static int | |
2017 | bnx2_init_phy(struct bnx2 *bp) | |
2018 | { | |
2019 | u32 val; | |
2020 | int rc = 0; | |
2021 | ||
583c28e5 MC |
2022 | bp->phy_flags &= ~BNX2_PHY_FLAG_INT_MODE_MASK; |
2023 | bp->phy_flags |= BNX2_PHY_FLAG_INT_MODE_LINK_READY; | |
b6016b76 | 2024 | |
ca58c3af MC |
2025 | bp->mii_bmcr = MII_BMCR; |
2026 | bp->mii_bmsr = MII_BMSR; | |
27a005b8 | 2027 | bp->mii_bmsr1 = MII_BMSR; |
ca58c3af MC |
2028 | bp->mii_adv = MII_ADVERTISE; |
2029 | bp->mii_lpa = MII_LPA; | |
2030 | ||
b6016b76 MC |
2031 | REG_WR(bp, BNX2_EMAC_ATTENTION_ENA, BNX2_EMAC_ATTENTION_ENA_LINK); |
2032 | ||
583c28e5 | 2033 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) |
0d8a6571 MC |
2034 | goto setup_phy; |
2035 | ||
b6016b76 MC |
2036 | bnx2_read_phy(bp, MII_PHYSID1, &val); |
2037 | bp->phy_id = val << 16; | |
2038 | bnx2_read_phy(bp, MII_PHYSID2, &val); | |
2039 | bp->phy_id |= val & 0xffff; | |
2040 | ||
583c28e5 | 2041 | if (bp->phy_flags & BNX2_PHY_FLAG_SERDES) { |
5b0c76ad MC |
2042 | if (CHIP_NUM(bp) == CHIP_NUM_5706) |
2043 | rc = bnx2_init_5706s_phy(bp); | |
2044 | else if (CHIP_NUM(bp) == CHIP_NUM_5708) | |
2045 | rc = bnx2_init_5708s_phy(bp); | |
27a005b8 MC |
2046 | else if (CHIP_NUM(bp) == CHIP_NUM_5709) |
2047 | rc = bnx2_init_5709s_phy(bp); | |
b6016b76 MC |
2048 | } |
2049 | else { | |
2050 | rc = bnx2_init_copper_phy(bp); | |
2051 | } | |
2052 | ||
0d8a6571 MC |
2053 | setup_phy: |
2054 | if (!rc) | |
2055 | rc = bnx2_setup_phy(bp, bp->phy_port); | |
b6016b76 MC |
2056 | |
2057 | return rc; | |
2058 | } | |
2059 | ||
2060 | static int | |
2061 | bnx2_set_mac_loopback(struct bnx2 *bp) | |
2062 | { | |
2063 | u32 mac_mode; | |
2064 | ||
2065 | mac_mode = REG_RD(bp, BNX2_EMAC_MODE); | |
2066 | mac_mode &= ~BNX2_EMAC_MODE_PORT; | |
2067 | mac_mode |= BNX2_EMAC_MODE_MAC_LOOP | BNX2_EMAC_MODE_FORCE_LINK; | |
2068 | REG_WR(bp, BNX2_EMAC_MODE, mac_mode); | |
2069 | bp->link_up = 1; | |
2070 | return 0; | |
2071 | } | |
2072 | ||
bc5a0690 MC |
2073 | static int bnx2_test_link(struct bnx2 *); |
2074 | ||
2075 | static int | |
2076 | bnx2_set_phy_loopback(struct bnx2 *bp) | |
2077 | { | |
2078 | u32 mac_mode; | |
2079 | int rc, i; | |
2080 | ||
2081 | spin_lock_bh(&bp->phy_lock); | |
ca58c3af | 2082 | rc = bnx2_write_phy(bp, bp->mii_bmcr, BMCR_LOOPBACK | BMCR_FULLDPLX | |
bc5a0690 MC |
2083 | BMCR_SPEED1000); |
2084 | spin_unlock_bh(&bp->phy_lock); | |
2085 | if (rc) | |
2086 | return rc; | |
2087 | ||
2088 | for (i = 0; i < 10; i++) { | |
2089 | if (bnx2_test_link(bp) == 0) | |
2090 | break; | |
80be4434 | 2091 | msleep(100); |
bc5a0690 MC |
2092 | } |
2093 | ||
2094 | mac_mode = REG_RD(bp, BNX2_EMAC_MODE); | |
2095 | mac_mode &= ~(BNX2_EMAC_MODE_PORT | BNX2_EMAC_MODE_HALF_DUPLEX | | |
2096 | BNX2_EMAC_MODE_MAC_LOOP | BNX2_EMAC_MODE_FORCE_LINK | | |
59b47d8a | 2097 | BNX2_EMAC_MODE_25G_MODE); |
bc5a0690 MC |
2098 | |
2099 | mac_mode |= BNX2_EMAC_MODE_PORT_GMII; | |
2100 | REG_WR(bp, BNX2_EMAC_MODE, mac_mode); | |
2101 | bp->link_up = 1; | |
2102 | return 0; | |
2103 | } | |
2104 | ||
b6016b76 | 2105 | static int |
b090ae2b | 2106 | bnx2_fw_sync(struct bnx2 *bp, u32 msg_data, int silent) |
b6016b76 MC |
2107 | { |
2108 | int i; | |
2109 | u32 val; | |
2110 | ||
b6016b76 MC |
2111 | bp->fw_wr_seq++; |
2112 | msg_data |= bp->fw_wr_seq; | |
2113 | ||
e3648b3d | 2114 | REG_WR_IND(bp, bp->shmem_base + BNX2_DRV_MB, msg_data); |
b6016b76 MC |
2115 | |
2116 | /* wait for an acknowledgement. */ | |
b090ae2b MC |
2117 | for (i = 0; i < (FW_ACK_TIME_OUT_MS / 10); i++) { |
2118 | msleep(10); | |
b6016b76 | 2119 | |
e3648b3d | 2120 | val = REG_RD_IND(bp, bp->shmem_base + BNX2_FW_MB); |
b6016b76 MC |
2121 | |
2122 | if ((val & BNX2_FW_MSG_ACK) == (msg_data & BNX2_DRV_MSG_SEQ)) | |
2123 | break; | |
2124 | } | |
b090ae2b MC |
2125 | if ((msg_data & BNX2_DRV_MSG_DATA) == BNX2_DRV_MSG_DATA_WAIT0) |
2126 | return 0; | |
b6016b76 MC |
2127 | |
2128 | /* If we timed out, inform the firmware that this is the case. */ | |
b090ae2b MC |
2129 | if ((val & BNX2_FW_MSG_ACK) != (msg_data & BNX2_DRV_MSG_SEQ)) { |
2130 | if (!silent) | |
2131 | printk(KERN_ERR PFX "fw sync timeout, reset code = " | |
2132 | "%x\n", msg_data); | |
b6016b76 MC |
2133 | |
2134 | msg_data &= ~BNX2_DRV_MSG_CODE; | |
2135 | msg_data |= BNX2_DRV_MSG_CODE_FW_TIMEOUT; | |
2136 | ||
e3648b3d | 2137 | REG_WR_IND(bp, bp->shmem_base + BNX2_DRV_MB, msg_data); |
b6016b76 | 2138 | |
b6016b76 MC |
2139 | return -EBUSY; |
2140 | } | |
2141 | ||
b090ae2b MC |
2142 | if ((val & BNX2_FW_MSG_STATUS_MASK) != BNX2_FW_MSG_STATUS_OK) |
2143 | return -EIO; | |
2144 | ||
b6016b76 MC |
2145 | return 0; |
2146 | } | |
2147 | ||
59b47d8a MC |
2148 | static int |
2149 | bnx2_init_5709_context(struct bnx2 *bp) | |
2150 | { | |
2151 | int i, ret = 0; | |
2152 | u32 val; | |
2153 | ||
2154 | val = BNX2_CTX_COMMAND_ENABLED | BNX2_CTX_COMMAND_MEM_INIT | (1 << 12); | |
2155 | val |= (BCM_PAGE_BITS - 8) << 16; | |
2156 | REG_WR(bp, BNX2_CTX_COMMAND, val); | |
641bdcd5 MC |
2157 | for (i = 0; i < 10; i++) { |
2158 | val = REG_RD(bp, BNX2_CTX_COMMAND); | |
2159 | if (!(val & BNX2_CTX_COMMAND_MEM_INIT)) | |
2160 | break; | |
2161 | udelay(2); | |
2162 | } | |
2163 | if (val & BNX2_CTX_COMMAND_MEM_INIT) | |
2164 | return -EBUSY; | |
2165 | ||
59b47d8a MC |
2166 | for (i = 0; i < bp->ctx_pages; i++) { |
2167 | int j; | |
2168 | ||
2169 | REG_WR(bp, BNX2_CTX_HOST_PAGE_TBL_DATA0, | |
2170 | (bp->ctx_blk_mapping[i] & 0xffffffff) | | |
2171 | BNX2_CTX_HOST_PAGE_TBL_DATA0_VALID); | |
2172 | REG_WR(bp, BNX2_CTX_HOST_PAGE_TBL_DATA1, | |
2173 | (u64) bp->ctx_blk_mapping[i] >> 32); | |
2174 | REG_WR(bp, BNX2_CTX_HOST_PAGE_TBL_CTRL, i | | |
2175 | BNX2_CTX_HOST_PAGE_TBL_CTRL_WRITE_REQ); | |
2176 | for (j = 0; j < 10; j++) { | |
2177 | ||
2178 | val = REG_RD(bp, BNX2_CTX_HOST_PAGE_TBL_CTRL); | |
2179 | if (!(val & BNX2_CTX_HOST_PAGE_TBL_CTRL_WRITE_REQ)) | |
2180 | break; | |
2181 | udelay(5); | |
2182 | } | |
2183 | if (val & BNX2_CTX_HOST_PAGE_TBL_CTRL_WRITE_REQ) { | |
2184 | ret = -EBUSY; | |
2185 | break; | |
2186 | } | |
2187 | } | |
2188 | return ret; | |
2189 | } | |
2190 | ||
b6016b76 MC |
2191 | static void |
2192 | bnx2_init_context(struct bnx2 *bp) | |
2193 | { | |
2194 | u32 vcid; | |
2195 | ||
2196 | vcid = 96; | |
2197 | while (vcid) { | |
2198 | u32 vcid_addr, pcid_addr, offset; | |
7947b20e | 2199 | int i; |
b6016b76 MC |
2200 | |
2201 | vcid--; | |
2202 | ||
2203 | if (CHIP_ID(bp) == CHIP_ID_5706_A0) { | |
2204 | u32 new_vcid; | |
2205 | ||
2206 | vcid_addr = GET_PCID_ADDR(vcid); | |
2207 | if (vcid & 0x8) { | |
2208 | new_vcid = 0x60 + (vcid & 0xf0) + (vcid & 0x7); | |
2209 | } | |
2210 | else { | |
2211 | new_vcid = vcid; | |
2212 | } | |
2213 | pcid_addr = GET_PCID_ADDR(new_vcid); | |
2214 | } | |
2215 | else { | |
2216 | vcid_addr = GET_CID_ADDR(vcid); | |
2217 | pcid_addr = vcid_addr; | |
2218 | } | |
2219 | ||
7947b20e MC |
2220 | for (i = 0; i < (CTX_SIZE / PHY_CTX_SIZE); i++) { |
2221 | vcid_addr += (i << PHY_CTX_SHIFT); | |
2222 | pcid_addr += (i << PHY_CTX_SHIFT); | |
b6016b76 | 2223 | |
5d5d0015 | 2224 | REG_WR(bp, BNX2_CTX_VIRT_ADDR, vcid_addr); |
7947b20e | 2225 | REG_WR(bp, BNX2_CTX_PAGE_TBL, pcid_addr); |
b6016b76 | 2226 | |
7947b20e MC |
2227 | /* Zero out the context. */ |
2228 | for (offset = 0; offset < PHY_CTX_SIZE; offset += 4) | |
5d5d0015 | 2229 | CTX_WR(bp, vcid_addr, offset, 0); |
7947b20e | 2230 | } |
b6016b76 MC |
2231 | } |
2232 | } | |
2233 | ||
2234 | static int | |
2235 | bnx2_alloc_bad_rbuf(struct bnx2 *bp) | |
2236 | { | |
2237 | u16 *good_mbuf; | |
2238 | u32 good_mbuf_cnt; | |
2239 | u32 val; | |
2240 | ||
2241 | good_mbuf = kmalloc(512 * sizeof(u16), GFP_KERNEL); | |
2242 | if (good_mbuf == NULL) { | |
2243 | printk(KERN_ERR PFX "Failed to allocate memory in " | |
2244 | "bnx2_alloc_bad_rbuf\n"); | |
2245 | return -ENOMEM; | |
2246 | } | |
2247 | ||
2248 | REG_WR(bp, BNX2_MISC_ENABLE_SET_BITS, | |
2249 | BNX2_MISC_ENABLE_SET_BITS_RX_MBUF_ENABLE); | |
2250 | ||
2251 | good_mbuf_cnt = 0; | |
2252 | ||
2253 | /* Allocate a bunch of mbufs and save the good ones in an array. */ | |
2254 | val = REG_RD_IND(bp, BNX2_RBUF_STATUS1); | |
2255 | while (val & BNX2_RBUF_STATUS1_FREE_COUNT) { | |
2256 | REG_WR_IND(bp, BNX2_RBUF_COMMAND, BNX2_RBUF_COMMAND_ALLOC_REQ); | |
2257 | ||
2258 | val = REG_RD_IND(bp, BNX2_RBUF_FW_BUF_ALLOC); | |
2259 | ||
2260 | val &= BNX2_RBUF_FW_BUF_ALLOC_VALUE; | |
2261 | ||
2262 | /* The addresses with Bit 9 set are bad memory blocks. */ | |
2263 | if (!(val & (1 << 9))) { | |
2264 | good_mbuf[good_mbuf_cnt] = (u16) val; | |
2265 | good_mbuf_cnt++; | |
2266 | } | |
2267 | ||
2268 | val = REG_RD_IND(bp, BNX2_RBUF_STATUS1); | |
2269 | } | |
2270 | ||
2271 | /* Free the good ones back to the mbuf pool thus discarding | |
2272 | * all the bad ones. */ | |
2273 | while (good_mbuf_cnt) { | |
2274 | good_mbuf_cnt--; | |
2275 | ||
2276 | val = good_mbuf[good_mbuf_cnt]; | |
2277 | val = (val << 9) | val | 1; | |
2278 | ||
2279 | REG_WR_IND(bp, BNX2_RBUF_FW_BUF_FREE, val); | |
2280 | } | |
2281 | kfree(good_mbuf); | |
2282 | return 0; | |
2283 | } | |
2284 | ||
2285 | static void | |
6aa20a22 | 2286 | bnx2_set_mac_addr(struct bnx2 *bp) |
b6016b76 MC |
2287 | { |
2288 | u32 val; | |
2289 | u8 *mac_addr = bp->dev->dev_addr; | |
2290 | ||
2291 | val = (mac_addr[0] << 8) | mac_addr[1]; | |
2292 | ||
2293 | REG_WR(bp, BNX2_EMAC_MAC_MATCH0, val); | |
2294 | ||
6aa20a22 | 2295 | val = (mac_addr[2] << 24) | (mac_addr[3] << 16) | |
b6016b76 MC |
2296 | (mac_addr[4] << 8) | mac_addr[5]; |
2297 | ||
2298 | REG_WR(bp, BNX2_EMAC_MAC_MATCH1, val); | |
2299 | } | |
2300 | ||
47bf4246 MC |
2301 | static inline int |
2302 | bnx2_alloc_rx_page(struct bnx2 *bp, u16 index) | |
2303 | { | |
2304 | dma_addr_t mapping; | |
2305 | struct sw_pg *rx_pg = &bp->rx_pg_ring[index]; | |
2306 | struct rx_bd *rxbd = | |
2307 | &bp->rx_pg_desc_ring[RX_RING(index)][RX_IDX(index)]; | |
2308 | struct page *page = alloc_page(GFP_ATOMIC); | |
2309 | ||
2310 | if (!page) | |
2311 | return -ENOMEM; | |
2312 | mapping = pci_map_page(bp->pdev, page, 0, PAGE_SIZE, | |
2313 | PCI_DMA_FROMDEVICE); | |
2314 | rx_pg->page = page; | |
2315 | pci_unmap_addr_set(rx_pg, mapping, mapping); | |
2316 | rxbd->rx_bd_haddr_hi = (u64) mapping >> 32; | |
2317 | rxbd->rx_bd_haddr_lo = (u64) mapping & 0xffffffff; | |
2318 | return 0; | |
2319 | } | |
2320 | ||
2321 | static void | |
2322 | bnx2_free_rx_page(struct bnx2 *bp, u16 index) | |
2323 | { | |
2324 | struct sw_pg *rx_pg = &bp->rx_pg_ring[index]; | |
2325 | struct page *page = rx_pg->page; | |
2326 | ||
2327 | if (!page) | |
2328 | return; | |
2329 | ||
2330 | pci_unmap_page(bp->pdev, pci_unmap_addr(rx_pg, mapping), PAGE_SIZE, | |
2331 | PCI_DMA_FROMDEVICE); | |
2332 | ||
2333 | __free_page(page); | |
2334 | rx_pg->page = NULL; | |
2335 | } | |
2336 | ||
b6016b76 | 2337 | static inline int |
a1f60190 | 2338 | bnx2_alloc_rx_skb(struct bnx2 *bp, struct bnx2_napi *bnapi, u16 index) |
b6016b76 MC |
2339 | { |
2340 | struct sk_buff *skb; | |
2341 | struct sw_bd *rx_buf = &bp->rx_buf_ring[index]; | |
2342 | dma_addr_t mapping; | |
13daffa2 | 2343 | struct rx_bd *rxbd = &bp->rx_desc_ring[RX_RING(index)][RX_IDX(index)]; |
b6016b76 MC |
2344 | unsigned long align; |
2345 | ||
932f3772 | 2346 | skb = netdev_alloc_skb(bp->dev, bp->rx_buf_size); |
b6016b76 MC |
2347 | if (skb == NULL) { |
2348 | return -ENOMEM; | |
2349 | } | |
2350 | ||
59b47d8a MC |
2351 | if (unlikely((align = (unsigned long) skb->data & (BNX2_RX_ALIGN - 1)))) |
2352 | skb_reserve(skb, BNX2_RX_ALIGN - align); | |
b6016b76 | 2353 | |
b6016b76 MC |
2354 | mapping = pci_map_single(bp->pdev, skb->data, bp->rx_buf_use_size, |
2355 | PCI_DMA_FROMDEVICE); | |
2356 | ||
2357 | rx_buf->skb = skb; | |
2358 | pci_unmap_addr_set(rx_buf, mapping, mapping); | |
2359 | ||
2360 | rxbd->rx_bd_haddr_hi = (u64) mapping >> 32; | |
2361 | rxbd->rx_bd_haddr_lo = (u64) mapping & 0xffffffff; | |
2362 | ||
a1f60190 | 2363 | bnapi->rx_prod_bseq += bp->rx_buf_use_size; |
b6016b76 MC |
2364 | |
2365 | return 0; | |
2366 | } | |
2367 | ||
da3e4fbe | 2368 | static int |
35efa7c1 | 2369 | bnx2_phy_event_is_set(struct bnx2 *bp, struct bnx2_napi *bnapi, u32 event) |
b6016b76 | 2370 | { |
35efa7c1 | 2371 | struct status_block *sblk = bnapi->status_blk; |
b6016b76 | 2372 | u32 new_link_state, old_link_state; |
da3e4fbe | 2373 | int is_set = 1; |
b6016b76 | 2374 | |
da3e4fbe MC |
2375 | new_link_state = sblk->status_attn_bits & event; |
2376 | old_link_state = sblk->status_attn_bits_ack & event; | |
b6016b76 | 2377 | if (new_link_state != old_link_state) { |
da3e4fbe MC |
2378 | if (new_link_state) |
2379 | REG_WR(bp, BNX2_PCICFG_STATUS_BIT_SET_CMD, event); | |
2380 | else | |
2381 | REG_WR(bp, BNX2_PCICFG_STATUS_BIT_CLEAR_CMD, event); | |
2382 | } else | |
2383 | is_set = 0; | |
2384 | ||
2385 | return is_set; | |
2386 | } | |
2387 | ||
2388 | static void | |
35efa7c1 | 2389 | bnx2_phy_int(struct bnx2 *bp, struct bnx2_napi *bnapi) |
da3e4fbe | 2390 | { |
35efa7c1 | 2391 | if (bnx2_phy_event_is_set(bp, bnapi, STATUS_ATTN_BITS_LINK_STATE)) { |
da3e4fbe | 2392 | spin_lock(&bp->phy_lock); |
b6016b76 | 2393 | bnx2_set_link(bp); |
da3e4fbe | 2394 | spin_unlock(&bp->phy_lock); |
b6016b76 | 2395 | } |
35efa7c1 | 2396 | if (bnx2_phy_event_is_set(bp, bnapi, STATUS_ATTN_BITS_TIMER_ABORT)) |
0d8a6571 MC |
2397 | bnx2_set_remote_link(bp); |
2398 | ||
b6016b76 MC |
2399 | } |
2400 | ||
ead7270b | 2401 | static inline u16 |
35efa7c1 | 2402 | bnx2_get_hw_tx_cons(struct bnx2_napi *bnapi) |
ead7270b MC |
2403 | { |
2404 | u16 cons; | |
2405 | ||
c76c0475 MC |
2406 | if (bnapi->int_num == 0) |
2407 | cons = bnapi->status_blk->status_tx_quick_consumer_index0; | |
2408 | else | |
2409 | cons = bnapi->status_blk_msix->status_tx_quick_consumer_index; | |
ead7270b MC |
2410 | |
2411 | if (unlikely((cons & MAX_TX_DESC_CNT) == MAX_TX_DESC_CNT)) | |
2412 | cons++; | |
2413 | return cons; | |
2414 | } | |
2415 | ||
57851d84 MC |
2416 | static int |
2417 | bnx2_tx_int(struct bnx2 *bp, struct bnx2_napi *bnapi, int budget) | |
b6016b76 MC |
2418 | { |
2419 | u16 hw_cons, sw_cons, sw_ring_cons; | |
57851d84 | 2420 | int tx_pkt = 0; |
b6016b76 | 2421 | |
35efa7c1 | 2422 | hw_cons = bnx2_get_hw_tx_cons(bnapi); |
a550c99b | 2423 | sw_cons = bnapi->tx_cons; |
b6016b76 MC |
2424 | |
2425 | while (sw_cons != hw_cons) { | |
2426 | struct sw_bd *tx_buf; | |
2427 | struct sk_buff *skb; | |
2428 | int i, last; | |
2429 | ||
2430 | sw_ring_cons = TX_RING_IDX(sw_cons); | |
2431 | ||
2432 | tx_buf = &bp->tx_buf_ring[sw_ring_cons]; | |
2433 | skb = tx_buf->skb; | |
1d39ed56 | 2434 | |
b6016b76 | 2435 | /* partial BD completions possible with TSO packets */ |
89114afd | 2436 | if (skb_is_gso(skb)) { |
b6016b76 MC |
2437 | u16 last_idx, last_ring_idx; |
2438 | ||
2439 | last_idx = sw_cons + | |
2440 | skb_shinfo(skb)->nr_frags + 1; | |
2441 | last_ring_idx = sw_ring_cons + | |
2442 | skb_shinfo(skb)->nr_frags + 1; | |
2443 | if (unlikely(last_ring_idx >= MAX_TX_DESC_CNT)) { | |
2444 | last_idx++; | |
2445 | } | |
2446 | if (((s16) ((s16) last_idx - (s16) hw_cons)) > 0) { | |
2447 | break; | |
2448 | } | |
2449 | } | |
1d39ed56 | 2450 | |
b6016b76 MC |
2451 | pci_unmap_single(bp->pdev, pci_unmap_addr(tx_buf, mapping), |
2452 | skb_headlen(skb), PCI_DMA_TODEVICE); | |
2453 | ||
2454 | tx_buf->skb = NULL; | |
2455 | last = skb_shinfo(skb)->nr_frags; | |
2456 | ||
2457 | for (i = 0; i < last; i++) { | |
2458 | sw_cons = NEXT_TX_BD(sw_cons); | |
2459 | ||
2460 | pci_unmap_page(bp->pdev, | |
2461 | pci_unmap_addr( | |
2462 | &bp->tx_buf_ring[TX_RING_IDX(sw_cons)], | |
2463 | mapping), | |
2464 | skb_shinfo(skb)->frags[i].size, | |
2465 | PCI_DMA_TODEVICE); | |
2466 | } | |
2467 | ||
2468 | sw_cons = NEXT_TX_BD(sw_cons); | |
2469 | ||
745720e5 | 2470 | dev_kfree_skb(skb); |
57851d84 MC |
2471 | tx_pkt++; |
2472 | if (tx_pkt == budget) | |
2473 | break; | |
b6016b76 | 2474 | |
35efa7c1 | 2475 | hw_cons = bnx2_get_hw_tx_cons(bnapi); |
b6016b76 MC |
2476 | } |
2477 | ||
a550c99b MC |
2478 | bnapi->hw_tx_cons = hw_cons; |
2479 | bnapi->tx_cons = sw_cons; | |
2f8af120 MC |
2480 | /* Need to make the tx_cons update visible to bnx2_start_xmit() |
2481 | * before checking for netif_queue_stopped(). Without the | |
2482 | * memory barrier, there is a small possibility that bnx2_start_xmit() | |
2483 | * will miss it and cause the queue to be stopped forever. | |
2484 | */ | |
2485 | smp_mb(); | |
b6016b76 | 2486 | |
2f8af120 | 2487 | if (unlikely(netif_queue_stopped(bp->dev)) && |
a550c99b | 2488 | (bnx2_tx_avail(bp, bnapi) > bp->tx_wake_thresh)) { |
2f8af120 | 2489 | netif_tx_lock(bp->dev); |
b6016b76 | 2490 | if ((netif_queue_stopped(bp->dev)) && |
a550c99b | 2491 | (bnx2_tx_avail(bp, bnapi) > bp->tx_wake_thresh)) |
b6016b76 | 2492 | netif_wake_queue(bp->dev); |
2f8af120 | 2493 | netif_tx_unlock(bp->dev); |
b6016b76 | 2494 | } |
57851d84 | 2495 | return tx_pkt; |
b6016b76 MC |
2496 | } |
2497 | ||
1db82f2a | 2498 | static void |
a1f60190 MC |
2499 | bnx2_reuse_rx_skb_pages(struct bnx2 *bp, struct bnx2_napi *bnapi, |
2500 | struct sk_buff *skb, int count) | |
1db82f2a MC |
2501 | { |
2502 | struct sw_pg *cons_rx_pg, *prod_rx_pg; | |
2503 | struct rx_bd *cons_bd, *prod_bd; | |
2504 | dma_addr_t mapping; | |
2505 | int i; | |
a1f60190 MC |
2506 | u16 hw_prod = bnapi->rx_pg_prod, prod; |
2507 | u16 cons = bnapi->rx_pg_cons; | |
1db82f2a MC |
2508 | |
2509 | for (i = 0; i < count; i++) { | |
2510 | prod = RX_PG_RING_IDX(hw_prod); | |
2511 | ||
2512 | prod_rx_pg = &bp->rx_pg_ring[prod]; | |
2513 | cons_rx_pg = &bp->rx_pg_ring[cons]; | |
2514 | cons_bd = &bp->rx_pg_desc_ring[RX_RING(cons)][RX_IDX(cons)]; | |
2515 | prod_bd = &bp->rx_pg_desc_ring[RX_RING(prod)][RX_IDX(prod)]; | |
2516 | ||
2517 | if (i == 0 && skb) { | |
2518 | struct page *page; | |
2519 | struct skb_shared_info *shinfo; | |
2520 | ||
2521 | shinfo = skb_shinfo(skb); | |
2522 | shinfo->nr_frags--; | |
2523 | page = shinfo->frags[shinfo->nr_frags].page; | |
2524 | shinfo->frags[shinfo->nr_frags].page = NULL; | |
2525 | mapping = pci_map_page(bp->pdev, page, 0, PAGE_SIZE, | |
2526 | PCI_DMA_FROMDEVICE); | |
2527 | cons_rx_pg->page = page; | |
2528 | pci_unmap_addr_set(cons_rx_pg, mapping, mapping); | |
2529 | dev_kfree_skb(skb); | |
2530 | } | |
2531 | if (prod != cons) { | |
2532 | prod_rx_pg->page = cons_rx_pg->page; | |
2533 | cons_rx_pg->page = NULL; | |
2534 | pci_unmap_addr_set(prod_rx_pg, mapping, | |
2535 | pci_unmap_addr(cons_rx_pg, mapping)); | |
2536 | ||
2537 | prod_bd->rx_bd_haddr_hi = cons_bd->rx_bd_haddr_hi; | |
2538 | prod_bd->rx_bd_haddr_lo = cons_bd->rx_bd_haddr_lo; | |
2539 | ||
2540 | } | |
2541 | cons = RX_PG_RING_IDX(NEXT_RX_BD(cons)); | |
2542 | hw_prod = NEXT_RX_BD(hw_prod); | |
2543 | } | |
a1f60190 MC |
2544 | bnapi->rx_pg_prod = hw_prod; |
2545 | bnapi->rx_pg_cons = cons; | |
1db82f2a MC |
2546 | } |
2547 | ||
b6016b76 | 2548 | static inline void |
a1f60190 | 2549 | bnx2_reuse_rx_skb(struct bnx2 *bp, struct bnx2_napi *bnapi, struct sk_buff *skb, |
b6016b76 MC |
2550 | u16 cons, u16 prod) |
2551 | { | |
236b6394 MC |
2552 | struct sw_bd *cons_rx_buf, *prod_rx_buf; |
2553 | struct rx_bd *cons_bd, *prod_bd; | |
2554 | ||
2555 | cons_rx_buf = &bp->rx_buf_ring[cons]; | |
2556 | prod_rx_buf = &bp->rx_buf_ring[prod]; | |
b6016b76 MC |
2557 | |
2558 | pci_dma_sync_single_for_device(bp->pdev, | |
2559 | pci_unmap_addr(cons_rx_buf, mapping), | |
2560 | bp->rx_offset + RX_COPY_THRESH, PCI_DMA_FROMDEVICE); | |
2561 | ||
a1f60190 | 2562 | bnapi->rx_prod_bseq += bp->rx_buf_use_size; |
b6016b76 | 2563 | |
236b6394 | 2564 | prod_rx_buf->skb = skb; |
b6016b76 | 2565 | |
236b6394 MC |
2566 | if (cons == prod) |
2567 | return; | |
b6016b76 | 2568 | |
236b6394 MC |
2569 | pci_unmap_addr_set(prod_rx_buf, mapping, |
2570 | pci_unmap_addr(cons_rx_buf, mapping)); | |
2571 | ||
3fdfcc2c MC |
2572 | cons_bd = &bp->rx_desc_ring[RX_RING(cons)][RX_IDX(cons)]; |
2573 | prod_bd = &bp->rx_desc_ring[RX_RING(prod)][RX_IDX(prod)]; | |
236b6394 MC |
2574 | prod_bd->rx_bd_haddr_hi = cons_bd->rx_bd_haddr_hi; |
2575 | prod_bd->rx_bd_haddr_lo = cons_bd->rx_bd_haddr_lo; | |
b6016b76 MC |
2576 | } |
2577 | ||
85833c62 | 2578 | static int |
a1f60190 MC |
2579 | bnx2_rx_skb(struct bnx2 *bp, struct bnx2_napi *bnapi, struct sk_buff *skb, |
2580 | unsigned int len, unsigned int hdr_len, dma_addr_t dma_addr, | |
2581 | u32 ring_idx) | |
85833c62 MC |
2582 | { |
2583 | int err; | |
2584 | u16 prod = ring_idx & 0xffff; | |
2585 | ||
a1f60190 | 2586 | err = bnx2_alloc_rx_skb(bp, bnapi, prod); |
85833c62 | 2587 | if (unlikely(err)) { |
a1f60190 | 2588 | bnx2_reuse_rx_skb(bp, bnapi, skb, (u16) (ring_idx >> 16), prod); |
1db82f2a MC |
2589 | if (hdr_len) { |
2590 | unsigned int raw_len = len + 4; | |
2591 | int pages = PAGE_ALIGN(raw_len - hdr_len) >> PAGE_SHIFT; | |
2592 | ||
a1f60190 | 2593 | bnx2_reuse_rx_skb_pages(bp, bnapi, NULL, pages); |
1db82f2a | 2594 | } |
85833c62 MC |
2595 | return err; |
2596 | } | |
2597 | ||
2598 | skb_reserve(skb, bp->rx_offset); | |
2599 | pci_unmap_single(bp->pdev, dma_addr, bp->rx_buf_use_size, | |
2600 | PCI_DMA_FROMDEVICE); | |
2601 | ||
1db82f2a MC |
2602 | if (hdr_len == 0) { |
2603 | skb_put(skb, len); | |
2604 | return 0; | |
2605 | } else { | |
2606 | unsigned int i, frag_len, frag_size, pages; | |
2607 | struct sw_pg *rx_pg; | |
a1f60190 MC |
2608 | u16 pg_cons = bnapi->rx_pg_cons; |
2609 | u16 pg_prod = bnapi->rx_pg_prod; | |
1db82f2a MC |
2610 | |
2611 | frag_size = len + 4 - hdr_len; | |
2612 | pages = PAGE_ALIGN(frag_size) >> PAGE_SHIFT; | |
2613 | skb_put(skb, hdr_len); | |
2614 | ||
2615 | for (i = 0; i < pages; i++) { | |
2616 | frag_len = min(frag_size, (unsigned int) PAGE_SIZE); | |
2617 | if (unlikely(frag_len <= 4)) { | |
2618 | unsigned int tail = 4 - frag_len; | |
2619 | ||
a1f60190 MC |
2620 | bnapi->rx_pg_cons = pg_cons; |
2621 | bnapi->rx_pg_prod = pg_prod; | |
2622 | bnx2_reuse_rx_skb_pages(bp, bnapi, NULL, | |
2623 | pages - i); | |
1db82f2a MC |
2624 | skb->len -= tail; |
2625 | if (i == 0) { | |
2626 | skb->tail -= tail; | |
2627 | } else { | |
2628 | skb_frag_t *frag = | |
2629 | &skb_shinfo(skb)->frags[i - 1]; | |
2630 | frag->size -= tail; | |
2631 | skb->data_len -= tail; | |
2632 | skb->truesize -= tail; | |
2633 | } | |
2634 | return 0; | |
2635 | } | |
2636 | rx_pg = &bp->rx_pg_ring[pg_cons]; | |
2637 | ||
2638 | pci_unmap_page(bp->pdev, pci_unmap_addr(rx_pg, mapping), | |
2639 | PAGE_SIZE, PCI_DMA_FROMDEVICE); | |
2640 | ||
2641 | if (i == pages - 1) | |
2642 | frag_len -= 4; | |
2643 | ||
2644 | skb_fill_page_desc(skb, i, rx_pg->page, 0, frag_len); | |
2645 | rx_pg->page = NULL; | |
2646 | ||
2647 | err = bnx2_alloc_rx_page(bp, RX_PG_RING_IDX(pg_prod)); | |
2648 | if (unlikely(err)) { | |
a1f60190 MC |
2649 | bnapi->rx_pg_cons = pg_cons; |
2650 | bnapi->rx_pg_prod = pg_prod; | |
2651 | bnx2_reuse_rx_skb_pages(bp, bnapi, skb, | |
2652 | pages - i); | |
1db82f2a MC |
2653 | return err; |
2654 | } | |
2655 | ||
2656 | frag_size -= frag_len; | |
2657 | skb->data_len += frag_len; | |
2658 | skb->truesize += frag_len; | |
2659 | skb->len += frag_len; | |
2660 | ||
2661 | pg_prod = NEXT_RX_BD(pg_prod); | |
2662 | pg_cons = RX_PG_RING_IDX(NEXT_RX_BD(pg_cons)); | |
2663 | } | |
a1f60190 MC |
2664 | bnapi->rx_pg_prod = pg_prod; |
2665 | bnapi->rx_pg_cons = pg_cons; | |
1db82f2a | 2666 | } |
85833c62 MC |
2667 | return 0; |
2668 | } | |
2669 | ||
c09c2627 | 2670 | static inline u16 |
35efa7c1 | 2671 | bnx2_get_hw_rx_cons(struct bnx2_napi *bnapi) |
c09c2627 | 2672 | { |
35efa7c1 | 2673 | u16 cons = bnapi->status_blk->status_rx_quick_consumer_index0; |
c09c2627 MC |
2674 | |
2675 | if (unlikely((cons & MAX_RX_DESC_CNT) == MAX_RX_DESC_CNT)) | |
2676 | cons++; | |
2677 | return cons; | |
2678 | } | |
2679 | ||
b6016b76 | 2680 | static int |
35efa7c1 | 2681 | bnx2_rx_int(struct bnx2 *bp, struct bnx2_napi *bnapi, int budget) |
b6016b76 MC |
2682 | { |
2683 | u16 hw_cons, sw_cons, sw_ring_cons, sw_prod, sw_ring_prod; | |
2684 | struct l2_fhdr *rx_hdr; | |
1db82f2a | 2685 | int rx_pkt = 0, pg_ring_used = 0; |
b6016b76 | 2686 | |
35efa7c1 | 2687 | hw_cons = bnx2_get_hw_rx_cons(bnapi); |
a1f60190 MC |
2688 | sw_cons = bnapi->rx_cons; |
2689 | sw_prod = bnapi->rx_prod; | |
b6016b76 MC |
2690 | |
2691 | /* Memory barrier necessary as speculative reads of the rx | |
2692 | * buffer can be ahead of the index in the status block | |
2693 | */ | |
2694 | rmb(); | |
2695 | while (sw_cons != hw_cons) { | |
1db82f2a | 2696 | unsigned int len, hdr_len; |
ade2bfe7 | 2697 | u32 status; |
b6016b76 MC |
2698 | struct sw_bd *rx_buf; |
2699 | struct sk_buff *skb; | |
236b6394 | 2700 | dma_addr_t dma_addr; |
b6016b76 MC |
2701 | |
2702 | sw_ring_cons = RX_RING_IDX(sw_cons); | |
2703 | sw_ring_prod = RX_RING_IDX(sw_prod); | |
2704 | ||
2705 | rx_buf = &bp->rx_buf_ring[sw_ring_cons]; | |
2706 | skb = rx_buf->skb; | |
236b6394 MC |
2707 | |
2708 | rx_buf->skb = NULL; | |
2709 | ||
2710 | dma_addr = pci_unmap_addr(rx_buf, mapping); | |
2711 | ||
2712 | pci_dma_sync_single_for_cpu(bp->pdev, dma_addr, | |
b6016b76 MC |
2713 | bp->rx_offset + RX_COPY_THRESH, PCI_DMA_FROMDEVICE); |
2714 | ||
2715 | rx_hdr = (struct l2_fhdr *) skb->data; | |
1db82f2a | 2716 | len = rx_hdr->l2_fhdr_pkt_len; |
b6016b76 | 2717 | |
ade2bfe7 | 2718 | if ((status = rx_hdr->l2_fhdr_status) & |
b6016b76 MC |
2719 | (L2_FHDR_ERRORS_BAD_CRC | |
2720 | L2_FHDR_ERRORS_PHY_DECODE | | |
2721 | L2_FHDR_ERRORS_ALIGNMENT | | |
2722 | L2_FHDR_ERRORS_TOO_SHORT | | |
2723 | L2_FHDR_ERRORS_GIANT_FRAME)) { | |
2724 | ||
a1f60190 MC |
2725 | bnx2_reuse_rx_skb(bp, bnapi, skb, sw_ring_cons, |
2726 | sw_ring_prod); | |
85833c62 | 2727 | goto next_rx; |
b6016b76 | 2728 | } |
1db82f2a MC |
2729 | hdr_len = 0; |
2730 | if (status & L2_FHDR_STATUS_SPLIT) { | |
2731 | hdr_len = rx_hdr->l2_fhdr_ip_xsum; | |
2732 | pg_ring_used = 1; | |
2733 | } else if (len > bp->rx_jumbo_thresh) { | |
2734 | hdr_len = bp->rx_jumbo_thresh; | |
2735 | pg_ring_used = 1; | |
2736 | } | |
2737 | ||
2738 | len -= 4; | |
b6016b76 | 2739 | |
5d5d0015 | 2740 | if (len <= bp->rx_copy_thresh) { |
b6016b76 MC |
2741 | struct sk_buff *new_skb; |
2742 | ||
932f3772 | 2743 | new_skb = netdev_alloc_skb(bp->dev, len + 2); |
85833c62 | 2744 | if (new_skb == NULL) { |
a1f60190 | 2745 | bnx2_reuse_rx_skb(bp, bnapi, skb, sw_ring_cons, |
85833c62 MC |
2746 | sw_ring_prod); |
2747 | goto next_rx; | |
2748 | } | |
b6016b76 MC |
2749 | |
2750 | /* aligned copy */ | |
d626f62b ACM |
2751 | skb_copy_from_linear_data_offset(skb, bp->rx_offset - 2, |
2752 | new_skb->data, len + 2); | |
b6016b76 MC |
2753 | skb_reserve(new_skb, 2); |
2754 | skb_put(new_skb, len); | |
b6016b76 | 2755 | |
a1f60190 | 2756 | bnx2_reuse_rx_skb(bp, bnapi, skb, |
b6016b76 MC |
2757 | sw_ring_cons, sw_ring_prod); |
2758 | ||
2759 | skb = new_skb; | |
a1f60190 MC |
2760 | } else if (unlikely(bnx2_rx_skb(bp, bnapi, skb, len, hdr_len, |
2761 | dma_addr, (sw_ring_cons << 16) | sw_ring_prod))) | |
b6016b76 | 2762 | goto next_rx; |
b6016b76 MC |
2763 | |
2764 | skb->protocol = eth_type_trans(skb, bp->dev); | |
2765 | ||
2766 | if ((len > (bp->dev->mtu + ETH_HLEN)) && | |
d1e100ba | 2767 | (ntohs(skb->protocol) != 0x8100)) { |
b6016b76 | 2768 | |
745720e5 | 2769 | dev_kfree_skb(skb); |
b6016b76 MC |
2770 | goto next_rx; |
2771 | ||
2772 | } | |
2773 | ||
b6016b76 MC |
2774 | skb->ip_summed = CHECKSUM_NONE; |
2775 | if (bp->rx_csum && | |
2776 | (status & (L2_FHDR_STATUS_TCP_SEGMENT | | |
2777 | L2_FHDR_STATUS_UDP_DATAGRAM))) { | |
2778 | ||
ade2bfe7 MC |
2779 | if (likely((status & (L2_FHDR_ERRORS_TCP_XSUM | |
2780 | L2_FHDR_ERRORS_UDP_XSUM)) == 0)) | |
b6016b76 MC |
2781 | skb->ip_summed = CHECKSUM_UNNECESSARY; |
2782 | } | |
2783 | ||
2784 | #ifdef BCM_VLAN | |
79ea13ce | 2785 | if ((status & L2_FHDR_STATUS_L2_VLAN_TAG) && bp->vlgrp) { |
b6016b76 MC |
2786 | vlan_hwaccel_receive_skb(skb, bp->vlgrp, |
2787 | rx_hdr->l2_fhdr_vlan_tag); | |
2788 | } | |
2789 | else | |
2790 | #endif | |
2791 | netif_receive_skb(skb); | |
2792 | ||
2793 | bp->dev->last_rx = jiffies; | |
2794 | rx_pkt++; | |
2795 | ||
2796 | next_rx: | |
b6016b76 MC |
2797 | sw_cons = NEXT_RX_BD(sw_cons); |
2798 | sw_prod = NEXT_RX_BD(sw_prod); | |
2799 | ||
2800 | if ((rx_pkt == budget)) | |
2801 | break; | |
f4e418f7 MC |
2802 | |
2803 | /* Refresh hw_cons to see if there is new work */ | |
2804 | if (sw_cons == hw_cons) { | |
35efa7c1 | 2805 | hw_cons = bnx2_get_hw_rx_cons(bnapi); |
f4e418f7 MC |
2806 | rmb(); |
2807 | } | |
b6016b76 | 2808 | } |
a1f60190 MC |
2809 | bnapi->rx_cons = sw_cons; |
2810 | bnapi->rx_prod = sw_prod; | |
b6016b76 | 2811 | |
1db82f2a MC |
2812 | if (pg_ring_used) |
2813 | REG_WR16(bp, MB_RX_CID_ADDR + BNX2_L2CTX_HOST_PG_BDIDX, | |
a1f60190 | 2814 | bnapi->rx_pg_prod); |
1db82f2a | 2815 | |
b6016b76 MC |
2816 | REG_WR16(bp, MB_RX_CID_ADDR + BNX2_L2CTX_HOST_BDIDX, sw_prod); |
2817 | ||
a1f60190 | 2818 | REG_WR(bp, MB_RX_CID_ADDR + BNX2_L2CTX_HOST_BSEQ, bnapi->rx_prod_bseq); |
b6016b76 MC |
2819 | |
2820 | mmiowb(); | |
2821 | ||
2822 | return rx_pkt; | |
2823 | ||
2824 | } | |
2825 | ||
2826 | /* MSI ISR - The only difference between this and the INTx ISR | |
2827 | * is that the MSI interrupt is always serviced. | |
2828 | */ | |
2829 | static irqreturn_t | |
7d12e780 | 2830 | bnx2_msi(int irq, void *dev_instance) |
b6016b76 MC |
2831 | { |
2832 | struct net_device *dev = dev_instance; | |
972ec0d4 | 2833 | struct bnx2 *bp = netdev_priv(dev); |
b4b36042 | 2834 | struct bnx2_napi *bnapi = &bp->bnx2_napi[0]; |
b6016b76 | 2835 | |
35efa7c1 | 2836 | prefetch(bnapi->status_blk); |
b6016b76 MC |
2837 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, |
2838 | BNX2_PCICFG_INT_ACK_CMD_USE_INT_HC_PARAM | | |
2839 | BNX2_PCICFG_INT_ACK_CMD_MASK_INT); | |
2840 | ||
2841 | /* Return here if interrupt is disabled. */ | |
73eef4cd MC |
2842 | if (unlikely(atomic_read(&bp->intr_sem) != 0)) |
2843 | return IRQ_HANDLED; | |
b6016b76 | 2844 | |
35efa7c1 | 2845 | netif_rx_schedule(dev, &bnapi->napi); |
b6016b76 | 2846 | |
73eef4cd | 2847 | return IRQ_HANDLED; |
b6016b76 MC |
2848 | } |
2849 | ||
8e6a72c4 MC |
2850 | static irqreturn_t |
2851 | bnx2_msi_1shot(int irq, void *dev_instance) | |
2852 | { | |
2853 | struct net_device *dev = dev_instance; | |
2854 | struct bnx2 *bp = netdev_priv(dev); | |
b4b36042 | 2855 | struct bnx2_napi *bnapi = &bp->bnx2_napi[0]; |
8e6a72c4 | 2856 | |
35efa7c1 | 2857 | prefetch(bnapi->status_blk); |
8e6a72c4 MC |
2858 | |
2859 | /* Return here if interrupt is disabled. */ | |
2860 | if (unlikely(atomic_read(&bp->intr_sem) != 0)) | |
2861 | return IRQ_HANDLED; | |
2862 | ||
35efa7c1 | 2863 | netif_rx_schedule(dev, &bnapi->napi); |
8e6a72c4 MC |
2864 | |
2865 | return IRQ_HANDLED; | |
2866 | } | |
2867 | ||
b6016b76 | 2868 | static irqreturn_t |
7d12e780 | 2869 | bnx2_interrupt(int irq, void *dev_instance) |
b6016b76 MC |
2870 | { |
2871 | struct net_device *dev = dev_instance; | |
972ec0d4 | 2872 | struct bnx2 *bp = netdev_priv(dev); |
b4b36042 | 2873 | struct bnx2_napi *bnapi = &bp->bnx2_napi[0]; |
35efa7c1 | 2874 | struct status_block *sblk = bnapi->status_blk; |
b6016b76 MC |
2875 | |
2876 | /* When using INTx, it is possible for the interrupt to arrive | |
2877 | * at the CPU before the status block posted prior to the | |
2878 | * interrupt. Reading a register will flush the status block. | |
2879 | * When using MSI, the MSI message will always complete after | |
2880 | * the status block write. | |
2881 | */ | |
35efa7c1 | 2882 | if ((sblk->status_idx == bnapi->last_status_idx) && |
b6016b76 MC |
2883 | (REG_RD(bp, BNX2_PCICFG_MISC_STATUS) & |
2884 | BNX2_PCICFG_MISC_STATUS_INTA_VALUE)) | |
73eef4cd | 2885 | return IRQ_NONE; |
b6016b76 MC |
2886 | |
2887 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, | |
2888 | BNX2_PCICFG_INT_ACK_CMD_USE_INT_HC_PARAM | | |
2889 | BNX2_PCICFG_INT_ACK_CMD_MASK_INT); | |
2890 | ||
b8a7ce7b MC |
2891 | /* Read back to deassert IRQ immediately to avoid too many |
2892 | * spurious interrupts. | |
2893 | */ | |
2894 | REG_RD(bp, BNX2_PCICFG_INT_ACK_CMD); | |
2895 | ||
b6016b76 | 2896 | /* Return here if interrupt is shared and is disabled. */ |
73eef4cd MC |
2897 | if (unlikely(atomic_read(&bp->intr_sem) != 0)) |
2898 | return IRQ_HANDLED; | |
b6016b76 | 2899 | |
35efa7c1 MC |
2900 | if (netif_rx_schedule_prep(dev, &bnapi->napi)) { |
2901 | bnapi->last_status_idx = sblk->status_idx; | |
2902 | __netif_rx_schedule(dev, &bnapi->napi); | |
b8a7ce7b | 2903 | } |
b6016b76 | 2904 | |
73eef4cd | 2905 | return IRQ_HANDLED; |
b6016b76 MC |
2906 | } |
2907 | ||
57851d84 MC |
2908 | static irqreturn_t |
2909 | bnx2_tx_msix(int irq, void *dev_instance) | |
2910 | { | |
2911 | struct net_device *dev = dev_instance; | |
2912 | struct bnx2 *bp = netdev_priv(dev); | |
2913 | struct bnx2_napi *bnapi = &bp->bnx2_napi[BNX2_TX_VEC]; | |
2914 | ||
2915 | prefetch(bnapi->status_blk_msix); | |
2916 | ||
2917 | /* Return here if interrupt is disabled. */ | |
2918 | if (unlikely(atomic_read(&bp->intr_sem) != 0)) | |
2919 | return IRQ_HANDLED; | |
2920 | ||
2921 | netif_rx_schedule(dev, &bnapi->napi); | |
2922 | return IRQ_HANDLED; | |
2923 | } | |
2924 | ||
0d8a6571 MC |
2925 | #define STATUS_ATTN_EVENTS (STATUS_ATTN_BITS_LINK_STATE | \ |
2926 | STATUS_ATTN_BITS_TIMER_ABORT) | |
da3e4fbe | 2927 | |
f4e418f7 | 2928 | static inline int |
35efa7c1 | 2929 | bnx2_has_work(struct bnx2_napi *bnapi) |
f4e418f7 | 2930 | { |
1097f5e9 | 2931 | struct status_block *sblk = bnapi->status_blk; |
f4e418f7 | 2932 | |
a1f60190 | 2933 | if ((bnx2_get_hw_rx_cons(bnapi) != bnapi->rx_cons) || |
a550c99b | 2934 | (bnx2_get_hw_tx_cons(bnapi) != bnapi->hw_tx_cons)) |
f4e418f7 MC |
2935 | return 1; |
2936 | ||
da3e4fbe MC |
2937 | if ((sblk->status_attn_bits & STATUS_ATTN_EVENTS) != |
2938 | (sblk->status_attn_bits_ack & STATUS_ATTN_EVENTS)) | |
f4e418f7 MC |
2939 | return 1; |
2940 | ||
2941 | return 0; | |
2942 | } | |
2943 | ||
57851d84 MC |
2944 | static int bnx2_tx_poll(struct napi_struct *napi, int budget) |
2945 | { | |
2946 | struct bnx2_napi *bnapi = container_of(napi, struct bnx2_napi, napi); | |
2947 | struct bnx2 *bp = bnapi->bp; | |
2948 | int work_done = 0; | |
2949 | struct status_block_msix *sblk = bnapi->status_blk_msix; | |
2950 | ||
2951 | do { | |
2952 | work_done += bnx2_tx_int(bp, bnapi, budget - work_done); | |
2953 | if (unlikely(work_done >= budget)) | |
2954 | return work_done; | |
2955 | ||
2956 | bnapi->last_status_idx = sblk->status_idx; | |
2957 | rmb(); | |
2958 | } while (bnx2_get_hw_tx_cons(bnapi) != bnapi->hw_tx_cons); | |
2959 | ||
2960 | netif_rx_complete(bp->dev, napi); | |
2961 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, bnapi->int_num | | |
2962 | BNX2_PCICFG_INT_ACK_CMD_INDEX_VALID | | |
2963 | bnapi->last_status_idx); | |
2964 | return work_done; | |
2965 | } | |
2966 | ||
35efa7c1 MC |
2967 | static int bnx2_poll_work(struct bnx2 *bp, struct bnx2_napi *bnapi, |
2968 | int work_done, int budget) | |
b6016b76 | 2969 | { |
35efa7c1 | 2970 | struct status_block *sblk = bnapi->status_blk; |
da3e4fbe MC |
2971 | u32 status_attn_bits = sblk->status_attn_bits; |
2972 | u32 status_attn_bits_ack = sblk->status_attn_bits_ack; | |
b6016b76 | 2973 | |
da3e4fbe MC |
2974 | if ((status_attn_bits & STATUS_ATTN_EVENTS) != |
2975 | (status_attn_bits_ack & STATUS_ATTN_EVENTS)) { | |
b6016b76 | 2976 | |
35efa7c1 | 2977 | bnx2_phy_int(bp, bnapi); |
bf5295bb MC |
2978 | |
2979 | /* This is needed to take care of transient status | |
2980 | * during link changes. | |
2981 | */ | |
2982 | REG_WR(bp, BNX2_HC_COMMAND, | |
2983 | bp->hc_cmd | BNX2_HC_COMMAND_COAL_NOW_WO_INT); | |
2984 | REG_RD(bp, BNX2_HC_COMMAND); | |
b6016b76 MC |
2985 | } |
2986 | ||
a550c99b | 2987 | if (bnx2_get_hw_tx_cons(bnapi) != bnapi->hw_tx_cons) |
57851d84 | 2988 | bnx2_tx_int(bp, bnapi, 0); |
b6016b76 | 2989 | |
a1f60190 | 2990 | if (bnx2_get_hw_rx_cons(bnapi) != bnapi->rx_cons) |
35efa7c1 | 2991 | work_done += bnx2_rx_int(bp, bnapi, budget - work_done); |
6aa20a22 | 2992 | |
6f535763 DM |
2993 | return work_done; |
2994 | } | |
2995 | ||
2996 | static int bnx2_poll(struct napi_struct *napi, int budget) | |
2997 | { | |
35efa7c1 MC |
2998 | struct bnx2_napi *bnapi = container_of(napi, struct bnx2_napi, napi); |
2999 | struct bnx2 *bp = bnapi->bp; | |
6f535763 | 3000 | int work_done = 0; |
35efa7c1 | 3001 | struct status_block *sblk = bnapi->status_blk; |
6f535763 DM |
3002 | |
3003 | while (1) { | |
35efa7c1 | 3004 | work_done = bnx2_poll_work(bp, bnapi, work_done, budget); |
f4e418f7 | 3005 | |
6f535763 DM |
3006 | if (unlikely(work_done >= budget)) |
3007 | break; | |
3008 | ||
35efa7c1 | 3009 | /* bnapi->last_status_idx is used below to tell the hw how |
6dee6421 MC |
3010 | * much work has been processed, so we must read it before |
3011 | * checking for more work. | |
3012 | */ | |
35efa7c1 | 3013 | bnapi->last_status_idx = sblk->status_idx; |
6dee6421 | 3014 | rmb(); |
35efa7c1 | 3015 | if (likely(!bnx2_has_work(bnapi))) { |
6f535763 | 3016 | netif_rx_complete(bp->dev, napi); |
f86e82fb | 3017 | if (likely(bp->flags & BNX2_FLAG_USING_MSI_OR_MSIX)) { |
6f535763 DM |
3018 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, |
3019 | BNX2_PCICFG_INT_ACK_CMD_INDEX_VALID | | |
35efa7c1 | 3020 | bnapi->last_status_idx); |
6dee6421 | 3021 | break; |
6f535763 | 3022 | } |
1269a8a6 MC |
3023 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, |
3024 | BNX2_PCICFG_INT_ACK_CMD_INDEX_VALID | | |
6f535763 | 3025 | BNX2_PCICFG_INT_ACK_CMD_MASK_INT | |
35efa7c1 | 3026 | bnapi->last_status_idx); |
1269a8a6 | 3027 | |
6f535763 DM |
3028 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, |
3029 | BNX2_PCICFG_INT_ACK_CMD_INDEX_VALID | | |
35efa7c1 | 3030 | bnapi->last_status_idx); |
6f535763 DM |
3031 | break; |
3032 | } | |
b6016b76 MC |
3033 | } |
3034 | ||
bea3348e | 3035 | return work_done; |
b6016b76 MC |
3036 | } |
3037 | ||
932ff279 | 3038 | /* Called with rtnl_lock from vlan functions and also netif_tx_lock |
b6016b76 MC |
3039 | * from set_multicast. |
3040 | */ | |
3041 | static void | |
3042 | bnx2_set_rx_mode(struct net_device *dev) | |
3043 | { | |
972ec0d4 | 3044 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
3045 | u32 rx_mode, sort_mode; |
3046 | int i; | |
b6016b76 | 3047 | |
c770a65c | 3048 | spin_lock_bh(&bp->phy_lock); |
b6016b76 MC |
3049 | |
3050 | rx_mode = bp->rx_mode & ~(BNX2_EMAC_RX_MODE_PROMISCUOUS | | |
3051 | BNX2_EMAC_RX_MODE_KEEP_VLAN_TAG); | |
3052 | sort_mode = 1 | BNX2_RPM_SORT_USER0_BC_EN; | |
3053 | #ifdef BCM_VLAN | |
f86e82fb | 3054 | if (!bp->vlgrp && !(bp->flags & BNX2_FLAG_ASF_ENABLE)) |
b6016b76 | 3055 | rx_mode |= BNX2_EMAC_RX_MODE_KEEP_VLAN_TAG; |
b6016b76 | 3056 | #else |
f86e82fb | 3057 | if (!(bp->flags & BNX2_FLAG_ASF_ENABLE)) |
e29054f9 | 3058 | rx_mode |= BNX2_EMAC_RX_MODE_KEEP_VLAN_TAG; |
b6016b76 MC |
3059 | #endif |
3060 | if (dev->flags & IFF_PROMISC) { | |
3061 | /* Promiscuous mode. */ | |
3062 | rx_mode |= BNX2_EMAC_RX_MODE_PROMISCUOUS; | |
7510873d MC |
3063 | sort_mode |= BNX2_RPM_SORT_USER0_PROM_EN | |
3064 | BNX2_RPM_SORT_USER0_PROM_VLAN; | |
b6016b76 MC |
3065 | } |
3066 | else if (dev->flags & IFF_ALLMULTI) { | |
3067 | for (i = 0; i < NUM_MC_HASH_REGISTERS; i++) { | |
3068 | REG_WR(bp, BNX2_EMAC_MULTICAST_HASH0 + (i * 4), | |
3069 | 0xffffffff); | |
3070 | } | |
3071 | sort_mode |= BNX2_RPM_SORT_USER0_MC_EN; | |
3072 | } | |
3073 | else { | |
3074 | /* Accept one or more multicast(s). */ | |
3075 | struct dev_mc_list *mclist; | |
3076 | u32 mc_filter[NUM_MC_HASH_REGISTERS]; | |
3077 | u32 regidx; | |
3078 | u32 bit; | |
3079 | u32 crc; | |
3080 | ||
3081 | memset(mc_filter, 0, 4 * NUM_MC_HASH_REGISTERS); | |
3082 | ||
3083 | for (i = 0, mclist = dev->mc_list; mclist && i < dev->mc_count; | |
3084 | i++, mclist = mclist->next) { | |
3085 | ||
3086 | crc = ether_crc_le(ETH_ALEN, mclist->dmi_addr); | |
3087 | bit = crc & 0xff; | |
3088 | regidx = (bit & 0xe0) >> 5; | |
3089 | bit &= 0x1f; | |
3090 | mc_filter[regidx] |= (1 << bit); | |
3091 | } | |
3092 | ||
3093 | for (i = 0; i < NUM_MC_HASH_REGISTERS; i++) { | |
3094 | REG_WR(bp, BNX2_EMAC_MULTICAST_HASH0 + (i * 4), | |
3095 | mc_filter[i]); | |
3096 | } | |
3097 | ||
3098 | sort_mode |= BNX2_RPM_SORT_USER0_MC_HSH_EN; | |
3099 | } | |
3100 | ||
3101 | if (rx_mode != bp->rx_mode) { | |
3102 | bp->rx_mode = rx_mode; | |
3103 | REG_WR(bp, BNX2_EMAC_RX_MODE, rx_mode); | |
3104 | } | |
3105 | ||
3106 | REG_WR(bp, BNX2_RPM_SORT_USER0, 0x0); | |
3107 | REG_WR(bp, BNX2_RPM_SORT_USER0, sort_mode); | |
3108 | REG_WR(bp, BNX2_RPM_SORT_USER0, sort_mode | BNX2_RPM_SORT_USER0_ENA); | |
3109 | ||
c770a65c | 3110 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
3111 | } |
3112 | ||
3113 | static void | |
b491edd5 | 3114 | load_rv2p_fw(struct bnx2 *bp, __le32 *rv2p_code, u32 rv2p_code_len, |
b6016b76 MC |
3115 | u32 rv2p_proc) |
3116 | { | |
3117 | int i; | |
3118 | u32 val; | |
3119 | ||
3120 | ||
3121 | for (i = 0; i < rv2p_code_len; i += 8) { | |
b491edd5 | 3122 | REG_WR(bp, BNX2_RV2P_INSTR_HIGH, le32_to_cpu(*rv2p_code)); |
b6016b76 | 3123 | rv2p_code++; |
b491edd5 | 3124 | REG_WR(bp, BNX2_RV2P_INSTR_LOW, le32_to_cpu(*rv2p_code)); |
b6016b76 MC |
3125 | rv2p_code++; |
3126 | ||
3127 | if (rv2p_proc == RV2P_PROC1) { | |
3128 | val = (i / 8) | BNX2_RV2P_PROC1_ADDR_CMD_RDWR; | |
3129 | REG_WR(bp, BNX2_RV2P_PROC1_ADDR_CMD, val); | |
3130 | } | |
3131 | else { | |
3132 | val = (i / 8) | BNX2_RV2P_PROC2_ADDR_CMD_RDWR; | |
3133 | REG_WR(bp, BNX2_RV2P_PROC2_ADDR_CMD, val); | |
3134 | } | |
3135 | } | |
3136 | ||
3137 | /* Reset the processor, un-stall is done later. */ | |
3138 | if (rv2p_proc == RV2P_PROC1) { | |
3139 | REG_WR(bp, BNX2_RV2P_COMMAND, BNX2_RV2P_COMMAND_PROC1_RESET); | |
3140 | } | |
3141 | else { | |
3142 | REG_WR(bp, BNX2_RV2P_COMMAND, BNX2_RV2P_COMMAND_PROC2_RESET); | |
3143 | } | |
3144 | } | |
3145 | ||
af3ee519 | 3146 | static int |
b6016b76 MC |
3147 | load_cpu_fw(struct bnx2 *bp, struct cpu_reg *cpu_reg, struct fw_info *fw) |
3148 | { | |
3149 | u32 offset; | |
3150 | u32 val; | |
af3ee519 | 3151 | int rc; |
b6016b76 MC |
3152 | |
3153 | /* Halt the CPU. */ | |
3154 | val = REG_RD_IND(bp, cpu_reg->mode); | |
3155 | val |= cpu_reg->mode_value_halt; | |
3156 | REG_WR_IND(bp, cpu_reg->mode, val); | |
3157 | REG_WR_IND(bp, cpu_reg->state, cpu_reg->state_value_clear); | |
3158 | ||
3159 | /* Load the Text area. */ | |
3160 | offset = cpu_reg->spad_base + (fw->text_addr - cpu_reg->mips_view_base); | |
af3ee519 | 3161 | if (fw->gz_text) { |
b6016b76 MC |
3162 | int j; |
3163 | ||
ea1f8d5c MC |
3164 | rc = zlib_inflate_blob(fw->text, FW_BUF_SIZE, fw->gz_text, |
3165 | fw->gz_text_len); | |
3166 | if (rc < 0) | |
b3448b0b | 3167 | return rc; |
ea1f8d5c | 3168 | |
b6016b76 | 3169 | for (j = 0; j < (fw->text_len / 4); j++, offset += 4) { |
b491edd5 | 3170 | REG_WR_IND(bp, offset, le32_to_cpu(fw->text[j])); |
b6016b76 MC |
3171 | } |
3172 | } | |
3173 | ||
3174 | /* Load the Data area. */ | |
3175 | offset = cpu_reg->spad_base + (fw->data_addr - cpu_reg->mips_view_base); | |
3176 | if (fw->data) { | |
3177 | int j; | |
3178 | ||
3179 | for (j = 0; j < (fw->data_len / 4); j++, offset += 4) { | |
3180 | REG_WR_IND(bp, offset, fw->data[j]); | |
3181 | } | |
3182 | } | |
3183 | ||
3184 | /* Load the SBSS area. */ | |
3185 | offset = cpu_reg->spad_base + (fw->sbss_addr - cpu_reg->mips_view_base); | |
ea1f8d5c | 3186 | if (fw->sbss_len) { |
b6016b76 MC |
3187 | int j; |
3188 | ||
3189 | for (j = 0; j < (fw->sbss_len / 4); j++, offset += 4) { | |
ea1f8d5c | 3190 | REG_WR_IND(bp, offset, 0); |
b6016b76 MC |
3191 | } |
3192 | } | |
3193 | ||
3194 | /* Load the BSS area. */ | |
3195 | offset = cpu_reg->spad_base + (fw->bss_addr - cpu_reg->mips_view_base); | |
ea1f8d5c | 3196 | if (fw->bss_len) { |
b6016b76 MC |
3197 | int j; |
3198 | ||
3199 | for (j = 0; j < (fw->bss_len/4); j++, offset += 4) { | |
ea1f8d5c | 3200 | REG_WR_IND(bp, offset, 0); |
b6016b76 MC |
3201 | } |
3202 | } | |
3203 | ||
3204 | /* Load the Read-Only area. */ | |
3205 | offset = cpu_reg->spad_base + | |
3206 | (fw->rodata_addr - cpu_reg->mips_view_base); | |
3207 | if (fw->rodata) { | |
3208 | int j; | |
3209 | ||
3210 | for (j = 0; j < (fw->rodata_len / 4); j++, offset += 4) { | |
3211 | REG_WR_IND(bp, offset, fw->rodata[j]); | |
3212 | } | |
3213 | } | |
3214 | ||
3215 | /* Clear the pre-fetch instruction. */ | |
3216 | REG_WR_IND(bp, cpu_reg->inst, 0); | |
3217 | REG_WR_IND(bp, cpu_reg->pc, fw->start_addr); | |
3218 | ||
3219 | /* Start the CPU. */ | |
3220 | val = REG_RD_IND(bp, cpu_reg->mode); | |
3221 | val &= ~cpu_reg->mode_value_halt; | |
3222 | REG_WR_IND(bp, cpu_reg->state, cpu_reg->state_value_clear); | |
3223 | REG_WR_IND(bp, cpu_reg->mode, val); | |
af3ee519 MC |
3224 | |
3225 | return 0; | |
b6016b76 MC |
3226 | } |
3227 | ||
fba9fe91 | 3228 | static int |
b6016b76 MC |
3229 | bnx2_init_cpus(struct bnx2 *bp) |
3230 | { | |
3231 | struct cpu_reg cpu_reg; | |
af3ee519 | 3232 | struct fw_info *fw; |
110d0ef9 MC |
3233 | int rc, rv2p_len; |
3234 | void *text, *rv2p; | |
b6016b76 MC |
3235 | |
3236 | /* Initialize the RV2P processor. */ | |
b3448b0b DV |
3237 | text = vmalloc(FW_BUF_SIZE); |
3238 | if (!text) | |
3239 | return -ENOMEM; | |
110d0ef9 MC |
3240 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
3241 | rv2p = bnx2_xi_rv2p_proc1; | |
3242 | rv2p_len = sizeof(bnx2_xi_rv2p_proc1); | |
3243 | } else { | |
3244 | rv2p = bnx2_rv2p_proc1; | |
3245 | rv2p_len = sizeof(bnx2_rv2p_proc1); | |
3246 | } | |
3247 | rc = zlib_inflate_blob(text, FW_BUF_SIZE, rv2p, rv2p_len); | |
ea1f8d5c | 3248 | if (rc < 0) |
fba9fe91 | 3249 | goto init_cpu_err; |
ea1f8d5c | 3250 | |
b3448b0b | 3251 | load_rv2p_fw(bp, text, rc /* == len */, RV2P_PROC1); |
fba9fe91 | 3252 | |
110d0ef9 MC |
3253 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
3254 | rv2p = bnx2_xi_rv2p_proc2; | |
3255 | rv2p_len = sizeof(bnx2_xi_rv2p_proc2); | |
3256 | } else { | |
3257 | rv2p = bnx2_rv2p_proc2; | |
3258 | rv2p_len = sizeof(bnx2_rv2p_proc2); | |
3259 | } | |
3260 | rc = zlib_inflate_blob(text, FW_BUF_SIZE, rv2p, rv2p_len); | |
ea1f8d5c | 3261 | if (rc < 0) |
fba9fe91 | 3262 | goto init_cpu_err; |
ea1f8d5c | 3263 | |
b3448b0b | 3264 | load_rv2p_fw(bp, text, rc /* == len */, RV2P_PROC2); |
b6016b76 MC |
3265 | |
3266 | /* Initialize the RX Processor. */ | |
3267 | cpu_reg.mode = BNX2_RXP_CPU_MODE; | |
3268 | cpu_reg.mode_value_halt = BNX2_RXP_CPU_MODE_SOFT_HALT; | |
3269 | cpu_reg.mode_value_sstep = BNX2_RXP_CPU_MODE_STEP_ENA; | |
3270 | cpu_reg.state = BNX2_RXP_CPU_STATE; | |
3271 | cpu_reg.state_value_clear = 0xffffff; | |
3272 | cpu_reg.gpr0 = BNX2_RXP_CPU_REG_FILE; | |
3273 | cpu_reg.evmask = BNX2_RXP_CPU_EVENT_MASK; | |
3274 | cpu_reg.pc = BNX2_RXP_CPU_PROGRAM_COUNTER; | |
3275 | cpu_reg.inst = BNX2_RXP_CPU_INSTRUCTION; | |
3276 | cpu_reg.bp = BNX2_RXP_CPU_HW_BREAKPOINT; | |
3277 | cpu_reg.spad_base = BNX2_RXP_SCRATCH; | |
3278 | cpu_reg.mips_view_base = 0x8000000; | |
6aa20a22 | 3279 | |
d43584c8 MC |
3280 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
3281 | fw = &bnx2_rxp_fw_09; | |
3282 | else | |
3283 | fw = &bnx2_rxp_fw_06; | |
fba9fe91 | 3284 | |
ea1f8d5c | 3285 | fw->text = text; |
af3ee519 | 3286 | rc = load_cpu_fw(bp, &cpu_reg, fw); |
fba9fe91 MC |
3287 | if (rc) |
3288 | goto init_cpu_err; | |
3289 | ||
b6016b76 MC |
3290 | /* Initialize the TX Processor. */ |
3291 | cpu_reg.mode = BNX2_TXP_CPU_MODE; | |
3292 | cpu_reg.mode_value_halt = BNX2_TXP_CPU_MODE_SOFT_HALT; | |
3293 | cpu_reg.mode_value_sstep = BNX2_TXP_CPU_MODE_STEP_ENA; | |
3294 | cpu_reg.state = BNX2_TXP_CPU_STATE; | |
3295 | cpu_reg.state_value_clear = 0xffffff; | |
3296 | cpu_reg.gpr0 = BNX2_TXP_CPU_REG_FILE; | |
3297 | cpu_reg.evmask = BNX2_TXP_CPU_EVENT_MASK; | |
3298 | cpu_reg.pc = BNX2_TXP_CPU_PROGRAM_COUNTER; | |
3299 | cpu_reg.inst = BNX2_TXP_CPU_INSTRUCTION; | |
3300 | cpu_reg.bp = BNX2_TXP_CPU_HW_BREAKPOINT; | |
3301 | cpu_reg.spad_base = BNX2_TXP_SCRATCH; | |
3302 | cpu_reg.mips_view_base = 0x8000000; | |
6aa20a22 | 3303 | |
d43584c8 MC |
3304 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
3305 | fw = &bnx2_txp_fw_09; | |
3306 | else | |
3307 | fw = &bnx2_txp_fw_06; | |
fba9fe91 | 3308 | |
ea1f8d5c | 3309 | fw->text = text; |
af3ee519 | 3310 | rc = load_cpu_fw(bp, &cpu_reg, fw); |
fba9fe91 MC |
3311 | if (rc) |
3312 | goto init_cpu_err; | |
3313 | ||
b6016b76 MC |
3314 | /* Initialize the TX Patch-up Processor. */ |
3315 | cpu_reg.mode = BNX2_TPAT_CPU_MODE; | |
3316 | cpu_reg.mode_value_halt = BNX2_TPAT_CPU_MODE_SOFT_HALT; | |
3317 | cpu_reg.mode_value_sstep = BNX2_TPAT_CPU_MODE_STEP_ENA; | |
3318 | cpu_reg.state = BNX2_TPAT_CPU_STATE; | |
3319 | cpu_reg.state_value_clear = 0xffffff; | |
3320 | cpu_reg.gpr0 = BNX2_TPAT_CPU_REG_FILE; | |
3321 | cpu_reg.evmask = BNX2_TPAT_CPU_EVENT_MASK; | |
3322 | cpu_reg.pc = BNX2_TPAT_CPU_PROGRAM_COUNTER; | |
3323 | cpu_reg.inst = BNX2_TPAT_CPU_INSTRUCTION; | |
3324 | cpu_reg.bp = BNX2_TPAT_CPU_HW_BREAKPOINT; | |
3325 | cpu_reg.spad_base = BNX2_TPAT_SCRATCH; | |
3326 | cpu_reg.mips_view_base = 0x8000000; | |
6aa20a22 | 3327 | |
d43584c8 MC |
3328 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
3329 | fw = &bnx2_tpat_fw_09; | |
3330 | else | |
3331 | fw = &bnx2_tpat_fw_06; | |
fba9fe91 | 3332 | |
ea1f8d5c | 3333 | fw->text = text; |
af3ee519 | 3334 | rc = load_cpu_fw(bp, &cpu_reg, fw); |
fba9fe91 MC |
3335 | if (rc) |
3336 | goto init_cpu_err; | |
3337 | ||
b6016b76 MC |
3338 | /* Initialize the Completion Processor. */ |
3339 | cpu_reg.mode = BNX2_COM_CPU_MODE; | |
3340 | cpu_reg.mode_value_halt = BNX2_COM_CPU_MODE_SOFT_HALT; | |
3341 | cpu_reg.mode_value_sstep = BNX2_COM_CPU_MODE_STEP_ENA; | |
3342 | cpu_reg.state = BNX2_COM_CPU_STATE; | |
3343 | cpu_reg.state_value_clear = 0xffffff; | |
3344 | cpu_reg.gpr0 = BNX2_COM_CPU_REG_FILE; | |
3345 | cpu_reg.evmask = BNX2_COM_CPU_EVENT_MASK; | |
3346 | cpu_reg.pc = BNX2_COM_CPU_PROGRAM_COUNTER; | |
3347 | cpu_reg.inst = BNX2_COM_CPU_INSTRUCTION; | |
3348 | cpu_reg.bp = BNX2_COM_CPU_HW_BREAKPOINT; | |
3349 | cpu_reg.spad_base = BNX2_COM_SCRATCH; | |
3350 | cpu_reg.mips_view_base = 0x8000000; | |
6aa20a22 | 3351 | |
d43584c8 MC |
3352 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
3353 | fw = &bnx2_com_fw_09; | |
3354 | else | |
3355 | fw = &bnx2_com_fw_06; | |
fba9fe91 | 3356 | |
ea1f8d5c | 3357 | fw->text = text; |
af3ee519 | 3358 | rc = load_cpu_fw(bp, &cpu_reg, fw); |
fba9fe91 MC |
3359 | if (rc) |
3360 | goto init_cpu_err; | |
3361 | ||
d43584c8 MC |
3362 | /* Initialize the Command Processor. */ |
3363 | cpu_reg.mode = BNX2_CP_CPU_MODE; | |
3364 | cpu_reg.mode_value_halt = BNX2_CP_CPU_MODE_SOFT_HALT; | |
3365 | cpu_reg.mode_value_sstep = BNX2_CP_CPU_MODE_STEP_ENA; | |
3366 | cpu_reg.state = BNX2_CP_CPU_STATE; | |
3367 | cpu_reg.state_value_clear = 0xffffff; | |
3368 | cpu_reg.gpr0 = BNX2_CP_CPU_REG_FILE; | |
3369 | cpu_reg.evmask = BNX2_CP_CPU_EVENT_MASK; | |
3370 | cpu_reg.pc = BNX2_CP_CPU_PROGRAM_COUNTER; | |
3371 | cpu_reg.inst = BNX2_CP_CPU_INSTRUCTION; | |
3372 | cpu_reg.bp = BNX2_CP_CPU_HW_BREAKPOINT; | |
3373 | cpu_reg.spad_base = BNX2_CP_SCRATCH; | |
3374 | cpu_reg.mips_view_base = 0x8000000; | |
b6016b76 | 3375 | |
110d0ef9 | 3376 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
d43584c8 | 3377 | fw = &bnx2_cp_fw_09; |
110d0ef9 MC |
3378 | else |
3379 | fw = &bnx2_cp_fw_06; | |
3380 | ||
3381 | fw->text = text; | |
3382 | rc = load_cpu_fw(bp, &cpu_reg, fw); | |
b6016b76 | 3383 | |
fba9fe91 | 3384 | init_cpu_err: |
ea1f8d5c | 3385 | vfree(text); |
fba9fe91 | 3386 | return rc; |
b6016b76 MC |
3387 | } |
3388 | ||
3389 | static int | |
829ca9a3 | 3390 | bnx2_set_power_state(struct bnx2 *bp, pci_power_t state) |
b6016b76 MC |
3391 | { |
3392 | u16 pmcsr; | |
3393 | ||
3394 | pci_read_config_word(bp->pdev, bp->pm_cap + PCI_PM_CTRL, &pmcsr); | |
3395 | ||
3396 | switch (state) { | |
829ca9a3 | 3397 | case PCI_D0: { |
b6016b76 MC |
3398 | u32 val; |
3399 | ||
3400 | pci_write_config_word(bp->pdev, bp->pm_cap + PCI_PM_CTRL, | |
3401 | (pmcsr & ~PCI_PM_CTRL_STATE_MASK) | | |
3402 | PCI_PM_CTRL_PME_STATUS); | |
3403 | ||
3404 | if (pmcsr & PCI_PM_CTRL_STATE_MASK) | |
3405 | /* delay required during transition out of D3hot */ | |
3406 | msleep(20); | |
3407 | ||
3408 | val = REG_RD(bp, BNX2_EMAC_MODE); | |
3409 | val |= BNX2_EMAC_MODE_MPKT_RCVD | BNX2_EMAC_MODE_ACPI_RCVD; | |
3410 | val &= ~BNX2_EMAC_MODE_MPKT; | |
3411 | REG_WR(bp, BNX2_EMAC_MODE, val); | |
3412 | ||
3413 | val = REG_RD(bp, BNX2_RPM_CONFIG); | |
3414 | val &= ~BNX2_RPM_CONFIG_ACPI_ENA; | |
3415 | REG_WR(bp, BNX2_RPM_CONFIG, val); | |
3416 | break; | |
3417 | } | |
829ca9a3 | 3418 | case PCI_D3hot: { |
b6016b76 MC |
3419 | int i; |
3420 | u32 val, wol_msg; | |
3421 | ||
3422 | if (bp->wol) { | |
3423 | u32 advertising; | |
3424 | u8 autoneg; | |
3425 | ||
3426 | autoneg = bp->autoneg; | |
3427 | advertising = bp->advertising; | |
3428 | ||
239cd343 MC |
3429 | if (bp->phy_port == PORT_TP) { |
3430 | bp->autoneg = AUTONEG_SPEED; | |
3431 | bp->advertising = ADVERTISED_10baseT_Half | | |
3432 | ADVERTISED_10baseT_Full | | |
3433 | ADVERTISED_100baseT_Half | | |
3434 | ADVERTISED_100baseT_Full | | |
3435 | ADVERTISED_Autoneg; | |
3436 | } | |
b6016b76 | 3437 | |
239cd343 MC |
3438 | spin_lock_bh(&bp->phy_lock); |
3439 | bnx2_setup_phy(bp, bp->phy_port); | |
3440 | spin_unlock_bh(&bp->phy_lock); | |
b6016b76 MC |
3441 | |
3442 | bp->autoneg = autoneg; | |
3443 | bp->advertising = advertising; | |
3444 | ||
3445 | bnx2_set_mac_addr(bp); | |
3446 | ||
3447 | val = REG_RD(bp, BNX2_EMAC_MODE); | |
3448 | ||
3449 | /* Enable port mode. */ | |
3450 | val &= ~BNX2_EMAC_MODE_PORT; | |
239cd343 | 3451 | val |= BNX2_EMAC_MODE_MPKT_RCVD | |
b6016b76 | 3452 | BNX2_EMAC_MODE_ACPI_RCVD | |
b6016b76 | 3453 | BNX2_EMAC_MODE_MPKT; |
239cd343 MC |
3454 | if (bp->phy_port == PORT_TP) |
3455 | val |= BNX2_EMAC_MODE_PORT_MII; | |
3456 | else { | |
3457 | val |= BNX2_EMAC_MODE_PORT_GMII; | |
3458 | if (bp->line_speed == SPEED_2500) | |
3459 | val |= BNX2_EMAC_MODE_25G_MODE; | |
3460 | } | |
b6016b76 MC |
3461 | |
3462 | REG_WR(bp, BNX2_EMAC_MODE, val); | |
3463 | ||
3464 | /* receive all multicast */ | |
3465 | for (i = 0; i < NUM_MC_HASH_REGISTERS; i++) { | |
3466 | REG_WR(bp, BNX2_EMAC_MULTICAST_HASH0 + (i * 4), | |
3467 | 0xffffffff); | |
3468 | } | |
3469 | REG_WR(bp, BNX2_EMAC_RX_MODE, | |
3470 | BNX2_EMAC_RX_MODE_SORT_MODE); | |
3471 | ||
3472 | val = 1 | BNX2_RPM_SORT_USER0_BC_EN | | |
3473 | BNX2_RPM_SORT_USER0_MC_EN; | |
3474 | REG_WR(bp, BNX2_RPM_SORT_USER0, 0x0); | |
3475 | REG_WR(bp, BNX2_RPM_SORT_USER0, val); | |
3476 | REG_WR(bp, BNX2_RPM_SORT_USER0, val | | |
3477 | BNX2_RPM_SORT_USER0_ENA); | |
3478 | ||
3479 | /* Need to enable EMAC and RPM for WOL. */ | |
3480 | REG_WR(bp, BNX2_MISC_ENABLE_SET_BITS, | |
3481 | BNX2_MISC_ENABLE_SET_BITS_RX_PARSER_MAC_ENABLE | | |
3482 | BNX2_MISC_ENABLE_SET_BITS_TX_HEADER_Q_ENABLE | | |
3483 | BNX2_MISC_ENABLE_SET_BITS_EMAC_ENABLE); | |
3484 | ||
3485 | val = REG_RD(bp, BNX2_RPM_CONFIG); | |
3486 | val &= ~BNX2_RPM_CONFIG_ACPI_ENA; | |
3487 | REG_WR(bp, BNX2_RPM_CONFIG, val); | |
3488 | ||
3489 | wol_msg = BNX2_DRV_MSG_CODE_SUSPEND_WOL; | |
3490 | } | |
3491 | else { | |
3492 | wol_msg = BNX2_DRV_MSG_CODE_SUSPEND_NO_WOL; | |
3493 | } | |
3494 | ||
f86e82fb | 3495 | if (!(bp->flags & BNX2_FLAG_NO_WOL)) |
dda1e390 | 3496 | bnx2_fw_sync(bp, BNX2_DRV_MSG_DATA_WAIT3 | wol_msg, 0); |
b6016b76 MC |
3497 | |
3498 | pmcsr &= ~PCI_PM_CTRL_STATE_MASK; | |
3499 | if ((CHIP_ID(bp) == CHIP_ID_5706_A0) || | |
3500 | (CHIP_ID(bp) == CHIP_ID_5706_A1)) { | |
3501 | ||
3502 | if (bp->wol) | |
3503 | pmcsr |= 3; | |
3504 | } | |
3505 | else { | |
3506 | pmcsr |= 3; | |
3507 | } | |
3508 | if (bp->wol) { | |
3509 | pmcsr |= PCI_PM_CTRL_PME_ENABLE; | |
3510 | } | |
3511 | pci_write_config_word(bp->pdev, bp->pm_cap + PCI_PM_CTRL, | |
3512 | pmcsr); | |
3513 | ||
3514 | /* No more memory access after this point until | |
3515 | * device is brought back to D0. | |
3516 | */ | |
3517 | udelay(50); | |
3518 | break; | |
3519 | } | |
3520 | default: | |
3521 | return -EINVAL; | |
3522 | } | |
3523 | return 0; | |
3524 | } | |
3525 | ||
3526 | static int | |
3527 | bnx2_acquire_nvram_lock(struct bnx2 *bp) | |
3528 | { | |
3529 | u32 val; | |
3530 | int j; | |
3531 | ||
3532 | /* Request access to the flash interface. */ | |
3533 | REG_WR(bp, BNX2_NVM_SW_ARB, BNX2_NVM_SW_ARB_ARB_REQ_SET2); | |
3534 | for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) { | |
3535 | val = REG_RD(bp, BNX2_NVM_SW_ARB); | |
3536 | if (val & BNX2_NVM_SW_ARB_ARB_ARB2) | |
3537 | break; | |
3538 | ||
3539 | udelay(5); | |
3540 | } | |
3541 | ||
3542 | if (j >= NVRAM_TIMEOUT_COUNT) | |
3543 | return -EBUSY; | |
3544 | ||
3545 | return 0; | |
3546 | } | |
3547 | ||
3548 | static int | |
3549 | bnx2_release_nvram_lock(struct bnx2 *bp) | |
3550 | { | |
3551 | int j; | |
3552 | u32 val; | |
3553 | ||
3554 | /* Relinquish nvram interface. */ | |
3555 | REG_WR(bp, BNX2_NVM_SW_ARB, BNX2_NVM_SW_ARB_ARB_REQ_CLR2); | |
3556 | ||
3557 | for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) { | |
3558 | val = REG_RD(bp, BNX2_NVM_SW_ARB); | |
3559 | if (!(val & BNX2_NVM_SW_ARB_ARB_ARB2)) | |
3560 | break; | |
3561 | ||
3562 | udelay(5); | |
3563 | } | |
3564 | ||
3565 | if (j >= NVRAM_TIMEOUT_COUNT) | |
3566 | return -EBUSY; | |
3567 | ||
3568 | return 0; | |
3569 | } | |
3570 | ||
3571 | ||
3572 | static int | |
3573 | bnx2_enable_nvram_write(struct bnx2 *bp) | |
3574 | { | |
3575 | u32 val; | |
3576 | ||
3577 | val = REG_RD(bp, BNX2_MISC_CFG); | |
3578 | REG_WR(bp, BNX2_MISC_CFG, val | BNX2_MISC_CFG_NVM_WR_EN_PCI); | |
3579 | ||
e30372c9 | 3580 | if (bp->flash_info->flags & BNX2_NV_WREN) { |
b6016b76 MC |
3581 | int j; |
3582 | ||
3583 | REG_WR(bp, BNX2_NVM_COMMAND, BNX2_NVM_COMMAND_DONE); | |
3584 | REG_WR(bp, BNX2_NVM_COMMAND, | |
3585 | BNX2_NVM_COMMAND_WREN | BNX2_NVM_COMMAND_DOIT); | |
3586 | ||
3587 | for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) { | |
3588 | udelay(5); | |
3589 | ||
3590 | val = REG_RD(bp, BNX2_NVM_COMMAND); | |
3591 | if (val & BNX2_NVM_COMMAND_DONE) | |
3592 | break; | |
3593 | } | |
3594 | ||
3595 | if (j >= NVRAM_TIMEOUT_COUNT) | |
3596 | return -EBUSY; | |
3597 | } | |
3598 | return 0; | |
3599 | } | |
3600 | ||
3601 | static void | |
3602 | bnx2_disable_nvram_write(struct bnx2 *bp) | |
3603 | { | |
3604 | u32 val; | |
3605 | ||
3606 | val = REG_RD(bp, BNX2_MISC_CFG); | |
3607 | REG_WR(bp, BNX2_MISC_CFG, val & ~BNX2_MISC_CFG_NVM_WR_EN); | |
3608 | } | |
3609 | ||
3610 | ||
3611 | static void | |
3612 | bnx2_enable_nvram_access(struct bnx2 *bp) | |
3613 | { | |
3614 | u32 val; | |
3615 | ||
3616 | val = REG_RD(bp, BNX2_NVM_ACCESS_ENABLE); | |
3617 | /* Enable both bits, even on read. */ | |
6aa20a22 | 3618 | REG_WR(bp, BNX2_NVM_ACCESS_ENABLE, |
b6016b76 MC |
3619 | val | BNX2_NVM_ACCESS_ENABLE_EN | BNX2_NVM_ACCESS_ENABLE_WR_EN); |
3620 | } | |
3621 | ||
3622 | static void | |
3623 | bnx2_disable_nvram_access(struct bnx2 *bp) | |
3624 | { | |
3625 | u32 val; | |
3626 | ||
3627 | val = REG_RD(bp, BNX2_NVM_ACCESS_ENABLE); | |
3628 | /* Disable both bits, even after read. */ | |
6aa20a22 | 3629 | REG_WR(bp, BNX2_NVM_ACCESS_ENABLE, |
b6016b76 MC |
3630 | val & ~(BNX2_NVM_ACCESS_ENABLE_EN | |
3631 | BNX2_NVM_ACCESS_ENABLE_WR_EN)); | |
3632 | } | |
3633 | ||
3634 | static int | |
3635 | bnx2_nvram_erase_page(struct bnx2 *bp, u32 offset) | |
3636 | { | |
3637 | u32 cmd; | |
3638 | int j; | |
3639 | ||
e30372c9 | 3640 | if (bp->flash_info->flags & BNX2_NV_BUFFERED) |
b6016b76 MC |
3641 | /* Buffered flash, no erase needed */ |
3642 | return 0; | |
3643 | ||
3644 | /* Build an erase command */ | |
3645 | cmd = BNX2_NVM_COMMAND_ERASE | BNX2_NVM_COMMAND_WR | | |
3646 | BNX2_NVM_COMMAND_DOIT; | |
3647 | ||
3648 | /* Need to clear DONE bit separately. */ | |
3649 | REG_WR(bp, BNX2_NVM_COMMAND, BNX2_NVM_COMMAND_DONE); | |
3650 | ||
3651 | /* Address of the NVRAM to read from. */ | |
3652 | REG_WR(bp, BNX2_NVM_ADDR, offset & BNX2_NVM_ADDR_NVM_ADDR_VALUE); | |
3653 | ||
3654 | /* Issue an erase command. */ | |
3655 | REG_WR(bp, BNX2_NVM_COMMAND, cmd); | |
3656 | ||
3657 | /* Wait for completion. */ | |
3658 | for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) { | |
3659 | u32 val; | |
3660 | ||
3661 | udelay(5); | |
3662 | ||
3663 | val = REG_RD(bp, BNX2_NVM_COMMAND); | |
3664 | if (val & BNX2_NVM_COMMAND_DONE) | |
3665 | break; | |
3666 | } | |
3667 | ||
3668 | if (j >= NVRAM_TIMEOUT_COUNT) | |
3669 | return -EBUSY; | |
3670 | ||
3671 | return 0; | |
3672 | } | |
3673 | ||
3674 | static int | |
3675 | bnx2_nvram_read_dword(struct bnx2 *bp, u32 offset, u8 *ret_val, u32 cmd_flags) | |
3676 | { | |
3677 | u32 cmd; | |
3678 | int j; | |
3679 | ||
3680 | /* Build the command word. */ | |
3681 | cmd = BNX2_NVM_COMMAND_DOIT | cmd_flags; | |
3682 | ||
e30372c9 MC |
3683 | /* Calculate an offset of a buffered flash, not needed for 5709. */ |
3684 | if (bp->flash_info->flags & BNX2_NV_TRANSLATE) { | |
b6016b76 MC |
3685 | offset = ((offset / bp->flash_info->page_size) << |
3686 | bp->flash_info->page_bits) + | |
3687 | (offset % bp->flash_info->page_size); | |
3688 | } | |
3689 | ||
3690 | /* Need to clear DONE bit separately. */ | |
3691 | REG_WR(bp, BNX2_NVM_COMMAND, BNX2_NVM_COMMAND_DONE); | |
3692 | ||
3693 | /* Address of the NVRAM to read from. */ | |
3694 | REG_WR(bp, BNX2_NVM_ADDR, offset & BNX2_NVM_ADDR_NVM_ADDR_VALUE); | |
3695 | ||
3696 | /* Issue a read command. */ | |
3697 | REG_WR(bp, BNX2_NVM_COMMAND, cmd); | |
3698 | ||
3699 | /* Wait for completion. */ | |
3700 | for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) { | |
3701 | u32 val; | |
3702 | ||
3703 | udelay(5); | |
3704 | ||
3705 | val = REG_RD(bp, BNX2_NVM_COMMAND); | |
3706 | if (val & BNX2_NVM_COMMAND_DONE) { | |
b491edd5 AV |
3707 | __be32 v = cpu_to_be32(REG_RD(bp, BNX2_NVM_READ)); |
3708 | memcpy(ret_val, &v, 4); | |
b6016b76 MC |
3709 | break; |
3710 | } | |
3711 | } | |
3712 | if (j >= NVRAM_TIMEOUT_COUNT) | |
3713 | return -EBUSY; | |
3714 | ||
3715 | return 0; | |
3716 | } | |
3717 | ||
3718 | ||
3719 | static int | |
3720 | bnx2_nvram_write_dword(struct bnx2 *bp, u32 offset, u8 *val, u32 cmd_flags) | |
3721 | { | |
b491edd5 AV |
3722 | u32 cmd; |
3723 | __be32 val32; | |
b6016b76 MC |
3724 | int j; |
3725 | ||
3726 | /* Build the command word. */ | |
3727 | cmd = BNX2_NVM_COMMAND_DOIT | BNX2_NVM_COMMAND_WR | cmd_flags; | |
3728 | ||
e30372c9 MC |
3729 | /* Calculate an offset of a buffered flash, not needed for 5709. */ |
3730 | if (bp->flash_info->flags & BNX2_NV_TRANSLATE) { | |
b6016b76 MC |
3731 | offset = ((offset / bp->flash_info->page_size) << |
3732 | bp->flash_info->page_bits) + | |
3733 | (offset % bp->flash_info->page_size); | |
3734 | } | |
3735 | ||
3736 | /* Need to clear DONE bit separately. */ | |
3737 | REG_WR(bp, BNX2_NVM_COMMAND, BNX2_NVM_COMMAND_DONE); | |
3738 | ||
3739 | memcpy(&val32, val, 4); | |
b6016b76 MC |
3740 | |
3741 | /* Write the data. */ | |
b491edd5 | 3742 | REG_WR(bp, BNX2_NVM_WRITE, be32_to_cpu(val32)); |
b6016b76 MC |
3743 | |
3744 | /* Address of the NVRAM to write to. */ | |
3745 | REG_WR(bp, BNX2_NVM_ADDR, offset & BNX2_NVM_ADDR_NVM_ADDR_VALUE); | |
3746 | ||
3747 | /* Issue the write command. */ | |
3748 | REG_WR(bp, BNX2_NVM_COMMAND, cmd); | |
3749 | ||
3750 | /* Wait for completion. */ | |
3751 | for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) { | |
3752 | udelay(5); | |
3753 | ||
3754 | if (REG_RD(bp, BNX2_NVM_COMMAND) & BNX2_NVM_COMMAND_DONE) | |
3755 | break; | |
3756 | } | |
3757 | if (j >= NVRAM_TIMEOUT_COUNT) | |
3758 | return -EBUSY; | |
3759 | ||
3760 | return 0; | |
3761 | } | |
3762 | ||
3763 | static int | |
3764 | bnx2_init_nvram(struct bnx2 *bp) | |
3765 | { | |
3766 | u32 val; | |
e30372c9 | 3767 | int j, entry_count, rc = 0; |
b6016b76 MC |
3768 | struct flash_spec *flash; |
3769 | ||
e30372c9 MC |
3770 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
3771 | bp->flash_info = &flash_5709; | |
3772 | goto get_flash_size; | |
3773 | } | |
3774 | ||
b6016b76 MC |
3775 | /* Determine the selected interface. */ |
3776 | val = REG_RD(bp, BNX2_NVM_CFG1); | |
3777 | ||
ff8ac609 | 3778 | entry_count = ARRAY_SIZE(flash_table); |
b6016b76 | 3779 | |
b6016b76 MC |
3780 | if (val & 0x40000000) { |
3781 | ||
3782 | /* Flash interface has been reconfigured */ | |
3783 | for (j = 0, flash = &flash_table[0]; j < entry_count; | |
37137709 MC |
3784 | j++, flash++) { |
3785 | if ((val & FLASH_BACKUP_STRAP_MASK) == | |
3786 | (flash->config1 & FLASH_BACKUP_STRAP_MASK)) { | |
b6016b76 MC |
3787 | bp->flash_info = flash; |
3788 | break; | |
3789 | } | |
3790 | } | |
3791 | } | |
3792 | else { | |
37137709 | 3793 | u32 mask; |
b6016b76 MC |
3794 | /* Not yet been reconfigured */ |
3795 | ||
37137709 MC |
3796 | if (val & (1 << 23)) |
3797 | mask = FLASH_BACKUP_STRAP_MASK; | |
3798 | else | |
3799 | mask = FLASH_STRAP_MASK; | |
3800 | ||
b6016b76 MC |
3801 | for (j = 0, flash = &flash_table[0]; j < entry_count; |
3802 | j++, flash++) { | |
3803 | ||
37137709 | 3804 | if ((val & mask) == (flash->strapping & mask)) { |
b6016b76 MC |
3805 | bp->flash_info = flash; |
3806 | ||
3807 | /* Request access to the flash interface. */ | |
3808 | if ((rc = bnx2_acquire_nvram_lock(bp)) != 0) | |
3809 | return rc; | |
3810 | ||
3811 | /* Enable access to flash interface */ | |
3812 | bnx2_enable_nvram_access(bp); | |
3813 | ||
3814 | /* Reconfigure the flash interface */ | |
3815 | REG_WR(bp, BNX2_NVM_CFG1, flash->config1); | |
3816 | REG_WR(bp, BNX2_NVM_CFG2, flash->config2); | |
3817 | REG_WR(bp, BNX2_NVM_CFG3, flash->config3); | |
3818 | REG_WR(bp, BNX2_NVM_WRITE1, flash->write1); | |
3819 | ||
3820 | /* Disable access to flash interface */ | |
3821 | bnx2_disable_nvram_access(bp); | |
3822 | bnx2_release_nvram_lock(bp); | |
3823 | ||
3824 | break; | |
3825 | } | |
3826 | } | |
3827 | } /* if (val & 0x40000000) */ | |
3828 | ||
3829 | if (j == entry_count) { | |
3830 | bp->flash_info = NULL; | |
2f23c523 | 3831 | printk(KERN_ALERT PFX "Unknown flash/EEPROM type.\n"); |
1122db71 | 3832 | return -ENODEV; |
b6016b76 MC |
3833 | } |
3834 | ||
e30372c9 | 3835 | get_flash_size: |
1122db71 MC |
3836 | val = REG_RD_IND(bp, bp->shmem_base + BNX2_SHARED_HW_CFG_CONFIG2); |
3837 | val &= BNX2_SHARED_HW_CFG2_NVM_SIZE_MASK; | |
3838 | if (val) | |
3839 | bp->flash_size = val; | |
3840 | else | |
3841 | bp->flash_size = bp->flash_info->total_size; | |
3842 | ||
b6016b76 MC |
3843 | return rc; |
3844 | } | |
3845 | ||
3846 | static int | |
3847 | bnx2_nvram_read(struct bnx2 *bp, u32 offset, u8 *ret_buf, | |
3848 | int buf_size) | |
3849 | { | |
3850 | int rc = 0; | |
3851 | u32 cmd_flags, offset32, len32, extra; | |
3852 | ||
3853 | if (buf_size == 0) | |
3854 | return 0; | |
3855 | ||
3856 | /* Request access to the flash interface. */ | |
3857 | if ((rc = bnx2_acquire_nvram_lock(bp)) != 0) | |
3858 | return rc; | |
3859 | ||
3860 | /* Enable access to flash interface */ | |
3861 | bnx2_enable_nvram_access(bp); | |
3862 | ||
3863 | len32 = buf_size; | |
3864 | offset32 = offset; | |
3865 | extra = 0; | |
3866 | ||
3867 | cmd_flags = 0; | |
3868 | ||
3869 | if (offset32 & 3) { | |
3870 | u8 buf[4]; | |
3871 | u32 pre_len; | |
3872 | ||
3873 | offset32 &= ~3; | |
3874 | pre_len = 4 - (offset & 3); | |
3875 | ||
3876 | if (pre_len >= len32) { | |
3877 | pre_len = len32; | |
3878 | cmd_flags = BNX2_NVM_COMMAND_FIRST | | |
3879 | BNX2_NVM_COMMAND_LAST; | |
3880 | } | |
3881 | else { | |
3882 | cmd_flags = BNX2_NVM_COMMAND_FIRST; | |
3883 | } | |
3884 | ||
3885 | rc = bnx2_nvram_read_dword(bp, offset32, buf, cmd_flags); | |
3886 | ||
3887 | if (rc) | |
3888 | return rc; | |
3889 | ||
3890 | memcpy(ret_buf, buf + (offset & 3), pre_len); | |
3891 | ||
3892 | offset32 += 4; | |
3893 | ret_buf += pre_len; | |
3894 | len32 -= pre_len; | |
3895 | } | |
3896 | if (len32 & 3) { | |
3897 | extra = 4 - (len32 & 3); | |
3898 | len32 = (len32 + 4) & ~3; | |
3899 | } | |
3900 | ||
3901 | if (len32 == 4) { | |
3902 | u8 buf[4]; | |
3903 | ||
3904 | if (cmd_flags) | |
3905 | cmd_flags = BNX2_NVM_COMMAND_LAST; | |
3906 | else | |
3907 | cmd_flags = BNX2_NVM_COMMAND_FIRST | | |
3908 | BNX2_NVM_COMMAND_LAST; | |
3909 | ||
3910 | rc = bnx2_nvram_read_dword(bp, offset32, buf, cmd_flags); | |
3911 | ||
3912 | memcpy(ret_buf, buf, 4 - extra); | |
3913 | } | |
3914 | else if (len32 > 0) { | |
3915 | u8 buf[4]; | |
3916 | ||
3917 | /* Read the first word. */ | |
3918 | if (cmd_flags) | |
3919 | cmd_flags = 0; | |
3920 | else | |
3921 | cmd_flags = BNX2_NVM_COMMAND_FIRST; | |
3922 | ||
3923 | rc = bnx2_nvram_read_dword(bp, offset32, ret_buf, cmd_flags); | |
3924 | ||
3925 | /* Advance to the next dword. */ | |
3926 | offset32 += 4; | |
3927 | ret_buf += 4; | |
3928 | len32 -= 4; | |
3929 | ||
3930 | while (len32 > 4 && rc == 0) { | |
3931 | rc = bnx2_nvram_read_dword(bp, offset32, ret_buf, 0); | |
3932 | ||
3933 | /* Advance to the next dword. */ | |
3934 | offset32 += 4; | |
3935 | ret_buf += 4; | |
3936 | len32 -= 4; | |
3937 | } | |
3938 | ||
3939 | if (rc) | |
3940 | return rc; | |
3941 | ||
3942 | cmd_flags = BNX2_NVM_COMMAND_LAST; | |
3943 | rc = bnx2_nvram_read_dword(bp, offset32, buf, cmd_flags); | |
3944 | ||
3945 | memcpy(ret_buf, buf, 4 - extra); | |
3946 | } | |
3947 | ||
3948 | /* Disable access to flash interface */ | |
3949 | bnx2_disable_nvram_access(bp); | |
3950 | ||
3951 | bnx2_release_nvram_lock(bp); | |
3952 | ||
3953 | return rc; | |
3954 | } | |
3955 | ||
3956 | static int | |
3957 | bnx2_nvram_write(struct bnx2 *bp, u32 offset, u8 *data_buf, | |
3958 | int buf_size) | |
3959 | { | |
3960 | u32 written, offset32, len32; | |
e6be763f | 3961 | u8 *buf, start[4], end[4], *align_buf = NULL, *flash_buffer = NULL; |
b6016b76 MC |
3962 | int rc = 0; |
3963 | int align_start, align_end; | |
3964 | ||
3965 | buf = data_buf; | |
3966 | offset32 = offset; | |
3967 | len32 = buf_size; | |
3968 | align_start = align_end = 0; | |
3969 | ||
3970 | if ((align_start = (offset32 & 3))) { | |
3971 | offset32 &= ~3; | |
c873879c MC |
3972 | len32 += align_start; |
3973 | if (len32 < 4) | |
3974 | len32 = 4; | |
b6016b76 MC |
3975 | if ((rc = bnx2_nvram_read(bp, offset32, start, 4))) |
3976 | return rc; | |
3977 | } | |
3978 | ||
3979 | if (len32 & 3) { | |
c873879c MC |
3980 | align_end = 4 - (len32 & 3); |
3981 | len32 += align_end; | |
3982 | if ((rc = bnx2_nvram_read(bp, offset32 + len32 - 4, end, 4))) | |
3983 | return rc; | |
b6016b76 MC |
3984 | } |
3985 | ||
3986 | if (align_start || align_end) { | |
e6be763f MC |
3987 | align_buf = kmalloc(len32, GFP_KERNEL); |
3988 | if (align_buf == NULL) | |
b6016b76 MC |
3989 | return -ENOMEM; |
3990 | if (align_start) { | |
e6be763f | 3991 | memcpy(align_buf, start, 4); |
b6016b76 MC |
3992 | } |
3993 | if (align_end) { | |
e6be763f | 3994 | memcpy(align_buf + len32 - 4, end, 4); |
b6016b76 | 3995 | } |
e6be763f MC |
3996 | memcpy(align_buf + align_start, data_buf, buf_size); |
3997 | buf = align_buf; | |
b6016b76 MC |
3998 | } |
3999 | ||
e30372c9 | 4000 | if (!(bp->flash_info->flags & BNX2_NV_BUFFERED)) { |
ae181bc4 MC |
4001 | flash_buffer = kmalloc(264, GFP_KERNEL); |
4002 | if (flash_buffer == NULL) { | |
4003 | rc = -ENOMEM; | |
4004 | goto nvram_write_end; | |
4005 | } | |
4006 | } | |
4007 | ||
b6016b76 MC |
4008 | written = 0; |
4009 | while ((written < len32) && (rc == 0)) { | |
4010 | u32 page_start, page_end, data_start, data_end; | |
4011 | u32 addr, cmd_flags; | |
4012 | int i; | |
b6016b76 MC |
4013 | |
4014 | /* Find the page_start addr */ | |
4015 | page_start = offset32 + written; | |
4016 | page_start -= (page_start % bp->flash_info->page_size); | |
4017 | /* Find the page_end addr */ | |
4018 | page_end = page_start + bp->flash_info->page_size; | |
4019 | /* Find the data_start addr */ | |
4020 | data_start = (written == 0) ? offset32 : page_start; | |
4021 | /* Find the data_end addr */ | |
6aa20a22 | 4022 | data_end = (page_end > offset32 + len32) ? |
b6016b76 MC |
4023 | (offset32 + len32) : page_end; |
4024 | ||
4025 | /* Request access to the flash interface. */ | |
4026 | if ((rc = bnx2_acquire_nvram_lock(bp)) != 0) | |
4027 | goto nvram_write_end; | |
4028 | ||
4029 | /* Enable access to flash interface */ | |
4030 | bnx2_enable_nvram_access(bp); | |
4031 | ||
4032 | cmd_flags = BNX2_NVM_COMMAND_FIRST; | |
e30372c9 | 4033 | if (!(bp->flash_info->flags & BNX2_NV_BUFFERED)) { |
b6016b76 MC |
4034 | int j; |
4035 | ||
4036 | /* Read the whole page into the buffer | |
4037 | * (non-buffer flash only) */ | |
4038 | for (j = 0; j < bp->flash_info->page_size; j += 4) { | |
4039 | if (j == (bp->flash_info->page_size - 4)) { | |
4040 | cmd_flags |= BNX2_NVM_COMMAND_LAST; | |
4041 | } | |
4042 | rc = bnx2_nvram_read_dword(bp, | |
6aa20a22 JG |
4043 | page_start + j, |
4044 | &flash_buffer[j], | |
b6016b76 MC |
4045 | cmd_flags); |
4046 | ||
4047 | if (rc) | |
4048 | goto nvram_write_end; | |
4049 | ||
4050 | cmd_flags = 0; | |
4051 | } | |
4052 | } | |
4053 | ||
4054 | /* Enable writes to flash interface (unlock write-protect) */ | |
4055 | if ((rc = bnx2_enable_nvram_write(bp)) != 0) | |
4056 | goto nvram_write_end; | |
4057 | ||
b6016b76 MC |
4058 | /* Loop to write back the buffer data from page_start to |
4059 | * data_start */ | |
4060 | i = 0; | |
e30372c9 | 4061 | if (!(bp->flash_info->flags & BNX2_NV_BUFFERED)) { |
c873879c MC |
4062 | /* Erase the page */ |
4063 | if ((rc = bnx2_nvram_erase_page(bp, page_start)) != 0) | |
4064 | goto nvram_write_end; | |
4065 | ||
4066 | /* Re-enable the write again for the actual write */ | |
4067 | bnx2_enable_nvram_write(bp); | |
4068 | ||
b6016b76 MC |
4069 | for (addr = page_start; addr < data_start; |
4070 | addr += 4, i += 4) { | |
6aa20a22 | 4071 | |
b6016b76 MC |
4072 | rc = bnx2_nvram_write_dword(bp, addr, |
4073 | &flash_buffer[i], cmd_flags); | |
4074 | ||
4075 | if (rc != 0) | |
4076 | goto nvram_write_end; | |
4077 | ||
4078 | cmd_flags = 0; | |
4079 | } | |
4080 | } | |
4081 | ||
4082 | /* Loop to write the new data from data_start to data_end */ | |
bae25761 | 4083 | for (addr = data_start; addr < data_end; addr += 4, i += 4) { |
b6016b76 | 4084 | if ((addr == page_end - 4) || |
e30372c9 | 4085 | ((bp->flash_info->flags & BNX2_NV_BUFFERED) && |
b6016b76 MC |
4086 | (addr == data_end - 4))) { |
4087 | ||
4088 | cmd_flags |= BNX2_NVM_COMMAND_LAST; | |
4089 | } | |
4090 | rc = bnx2_nvram_write_dword(bp, addr, buf, | |
4091 | cmd_flags); | |
4092 | ||
4093 | if (rc != 0) | |
4094 | goto nvram_write_end; | |
4095 | ||
4096 | cmd_flags = 0; | |
4097 | buf += 4; | |
4098 | } | |
4099 | ||
4100 | /* Loop to write back the buffer data from data_end | |
4101 | * to page_end */ | |
e30372c9 | 4102 | if (!(bp->flash_info->flags & BNX2_NV_BUFFERED)) { |
b6016b76 MC |
4103 | for (addr = data_end; addr < page_end; |
4104 | addr += 4, i += 4) { | |
6aa20a22 | 4105 | |
b6016b76 MC |
4106 | if (addr == page_end-4) { |
4107 | cmd_flags = BNX2_NVM_COMMAND_LAST; | |
4108 | } | |
4109 | rc = bnx2_nvram_write_dword(bp, addr, | |
4110 | &flash_buffer[i], cmd_flags); | |
4111 | ||
4112 | if (rc != 0) | |
4113 | goto nvram_write_end; | |
4114 | ||
4115 | cmd_flags = 0; | |
4116 | } | |
4117 | } | |
4118 | ||
4119 | /* Disable writes to flash interface (lock write-protect) */ | |
4120 | bnx2_disable_nvram_write(bp); | |
4121 | ||
4122 | /* Disable access to flash interface */ | |
4123 | bnx2_disable_nvram_access(bp); | |
4124 | bnx2_release_nvram_lock(bp); | |
4125 | ||
4126 | /* Increment written */ | |
4127 | written += data_end - data_start; | |
4128 | } | |
4129 | ||
4130 | nvram_write_end: | |
e6be763f MC |
4131 | kfree(flash_buffer); |
4132 | kfree(align_buf); | |
b6016b76 MC |
4133 | return rc; |
4134 | } | |
4135 | ||
0d8a6571 MC |
4136 | static void |
4137 | bnx2_init_remote_phy(struct bnx2 *bp) | |
4138 | { | |
4139 | u32 val; | |
4140 | ||
583c28e5 MC |
4141 | bp->phy_flags &= ~BNX2_PHY_FLAG_REMOTE_PHY_CAP; |
4142 | if (!(bp->phy_flags & BNX2_PHY_FLAG_SERDES)) | |
0d8a6571 MC |
4143 | return; |
4144 | ||
4145 | val = REG_RD_IND(bp, bp->shmem_base + BNX2_FW_CAP_MB); | |
4146 | if ((val & BNX2_FW_CAP_SIGNATURE_MASK) != BNX2_FW_CAP_SIGNATURE) | |
4147 | return; | |
4148 | ||
4149 | if (val & BNX2_FW_CAP_REMOTE_PHY_CAPABLE) { | |
583c28e5 | 4150 | bp->phy_flags |= BNX2_PHY_FLAG_REMOTE_PHY_CAP; |
0d8a6571 MC |
4151 | |
4152 | val = REG_RD_IND(bp, bp->shmem_base + BNX2_LINK_STATUS); | |
4153 | if (val & BNX2_LINK_STATUS_SERDES_LINK) | |
4154 | bp->phy_port = PORT_FIBRE; | |
4155 | else | |
4156 | bp->phy_port = PORT_TP; | |
489310a4 MC |
4157 | |
4158 | if (netif_running(bp->dev)) { | |
4159 | u32 sig; | |
4160 | ||
4161 | if (val & BNX2_LINK_STATUS_LINK_UP) { | |
4162 | bp->link_up = 1; | |
4163 | netif_carrier_on(bp->dev); | |
4164 | } else { | |
4165 | bp->link_up = 0; | |
4166 | netif_carrier_off(bp->dev); | |
4167 | } | |
4168 | sig = BNX2_DRV_ACK_CAP_SIGNATURE | | |
4169 | BNX2_FW_CAP_REMOTE_PHY_CAPABLE; | |
4170 | REG_WR_IND(bp, bp->shmem_base + BNX2_DRV_ACK_CAP_MB, | |
4171 | sig); | |
4172 | } | |
0d8a6571 MC |
4173 | } |
4174 | } | |
4175 | ||
b4b36042 MC |
4176 | static void |
4177 | bnx2_setup_msix_tbl(struct bnx2 *bp) | |
4178 | { | |
4179 | REG_WR(bp, BNX2_PCI_GRC_WINDOW_ADDR, BNX2_PCI_GRC_WINDOW_ADDR_SEP_WIN); | |
4180 | ||
4181 | REG_WR(bp, BNX2_PCI_GRC_WINDOW2_ADDR, BNX2_MSIX_TABLE_ADDR); | |
4182 | REG_WR(bp, BNX2_PCI_GRC_WINDOW3_ADDR, BNX2_MSIX_PBA_ADDR); | |
4183 | } | |
4184 | ||
b6016b76 MC |
4185 | static int |
4186 | bnx2_reset_chip(struct bnx2 *bp, u32 reset_code) | |
4187 | { | |
4188 | u32 val; | |
4189 | int i, rc = 0; | |
489310a4 | 4190 | u8 old_port; |
b6016b76 MC |
4191 | |
4192 | /* Wait for the current PCI transaction to complete before | |
4193 | * issuing a reset. */ | |
4194 | REG_WR(bp, BNX2_MISC_ENABLE_CLR_BITS, | |
4195 | BNX2_MISC_ENABLE_CLR_BITS_TX_DMA_ENABLE | | |
4196 | BNX2_MISC_ENABLE_CLR_BITS_DMA_ENGINE_ENABLE | | |
4197 | BNX2_MISC_ENABLE_CLR_BITS_RX_DMA_ENABLE | | |
4198 | BNX2_MISC_ENABLE_CLR_BITS_HOST_COALESCE_ENABLE); | |
4199 | val = REG_RD(bp, BNX2_MISC_ENABLE_CLR_BITS); | |
4200 | udelay(5); | |
4201 | ||
b090ae2b MC |
4202 | /* Wait for the firmware to tell us it is ok to issue a reset. */ |
4203 | bnx2_fw_sync(bp, BNX2_DRV_MSG_DATA_WAIT0 | reset_code, 1); | |
4204 | ||
b6016b76 MC |
4205 | /* Deposit a driver reset signature so the firmware knows that |
4206 | * this is a soft reset. */ | |
e3648b3d | 4207 | REG_WR_IND(bp, bp->shmem_base + BNX2_DRV_RESET_SIGNATURE, |
b6016b76 MC |
4208 | BNX2_DRV_RESET_SIGNATURE_MAGIC); |
4209 | ||
b6016b76 MC |
4210 | /* Do a dummy read to force the chip to complete all current transaction |
4211 | * before we issue a reset. */ | |
4212 | val = REG_RD(bp, BNX2_MISC_ID); | |
4213 | ||
234754d5 MC |
4214 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
4215 | REG_WR(bp, BNX2_MISC_COMMAND, BNX2_MISC_COMMAND_SW_RESET); | |
4216 | REG_RD(bp, BNX2_MISC_COMMAND); | |
4217 | udelay(5); | |
b6016b76 | 4218 | |
234754d5 MC |
4219 | val = BNX2_PCICFG_MISC_CONFIG_REG_WINDOW_ENA | |
4220 | BNX2_PCICFG_MISC_CONFIG_TARGET_MB_WORD_SWAP; | |
b6016b76 | 4221 | |
234754d5 | 4222 | pci_write_config_dword(bp->pdev, BNX2_PCICFG_MISC_CONFIG, val); |
b6016b76 | 4223 | |
234754d5 MC |
4224 | } else { |
4225 | val = BNX2_PCICFG_MISC_CONFIG_CORE_RST_REQ | | |
4226 | BNX2_PCICFG_MISC_CONFIG_REG_WINDOW_ENA | | |
4227 | BNX2_PCICFG_MISC_CONFIG_TARGET_MB_WORD_SWAP; | |
4228 | ||
4229 | /* Chip reset. */ | |
4230 | REG_WR(bp, BNX2_PCICFG_MISC_CONFIG, val); | |
4231 | ||
594a9dfa MC |
4232 | /* Reading back any register after chip reset will hang the |
4233 | * bus on 5706 A0 and A1. The msleep below provides plenty | |
4234 | * of margin for write posting. | |
4235 | */ | |
234754d5 | 4236 | if ((CHIP_ID(bp) == CHIP_ID_5706_A0) || |
8e545881 AV |
4237 | (CHIP_ID(bp) == CHIP_ID_5706_A1)) |
4238 | msleep(20); | |
b6016b76 | 4239 | |
234754d5 MC |
4240 | /* Reset takes approximate 30 usec */ |
4241 | for (i = 0; i < 10; i++) { | |
4242 | val = REG_RD(bp, BNX2_PCICFG_MISC_CONFIG); | |
4243 | if ((val & (BNX2_PCICFG_MISC_CONFIG_CORE_RST_REQ | | |
4244 | BNX2_PCICFG_MISC_CONFIG_CORE_RST_BSY)) == 0) | |
4245 | break; | |
4246 | udelay(10); | |
4247 | } | |
4248 | ||
4249 | if (val & (BNX2_PCICFG_MISC_CONFIG_CORE_RST_REQ | | |
4250 | BNX2_PCICFG_MISC_CONFIG_CORE_RST_BSY)) { | |
4251 | printk(KERN_ERR PFX "Chip reset did not complete\n"); | |
4252 | return -EBUSY; | |
4253 | } | |
b6016b76 MC |
4254 | } |
4255 | ||
4256 | /* Make sure byte swapping is properly configured. */ | |
4257 | val = REG_RD(bp, BNX2_PCI_SWAP_DIAG0); | |
4258 | if (val != 0x01020304) { | |
4259 | printk(KERN_ERR PFX "Chip not in correct endian mode\n"); | |
4260 | return -ENODEV; | |
4261 | } | |
4262 | ||
b6016b76 | 4263 | /* Wait for the firmware to finish its initialization. */ |
b090ae2b MC |
4264 | rc = bnx2_fw_sync(bp, BNX2_DRV_MSG_DATA_WAIT1 | reset_code, 0); |
4265 | if (rc) | |
4266 | return rc; | |
b6016b76 | 4267 | |
0d8a6571 | 4268 | spin_lock_bh(&bp->phy_lock); |
489310a4 | 4269 | old_port = bp->phy_port; |
0d8a6571 | 4270 | bnx2_init_remote_phy(bp); |
583c28e5 MC |
4271 | if ((bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) && |
4272 | old_port != bp->phy_port) | |
0d8a6571 MC |
4273 | bnx2_set_default_remote_link(bp); |
4274 | spin_unlock_bh(&bp->phy_lock); | |
4275 | ||
b6016b76 MC |
4276 | if (CHIP_ID(bp) == CHIP_ID_5706_A0) { |
4277 | /* Adjust the voltage regular to two steps lower. The default | |
4278 | * of this register is 0x0000000e. */ | |
4279 | REG_WR(bp, BNX2_MISC_VREG_CONTROL, 0x000000fa); | |
4280 | ||
4281 | /* Remove bad rbuf memory from the free pool. */ | |
4282 | rc = bnx2_alloc_bad_rbuf(bp); | |
4283 | } | |
4284 | ||
f86e82fb | 4285 | if (bp->flags & BNX2_FLAG_USING_MSIX) |
b4b36042 MC |
4286 | bnx2_setup_msix_tbl(bp); |
4287 | ||
b6016b76 MC |
4288 | return rc; |
4289 | } | |
4290 | ||
4291 | static int | |
4292 | bnx2_init_chip(struct bnx2 *bp) | |
4293 | { | |
4294 | u32 val; | |
b4b36042 | 4295 | int rc, i; |
b6016b76 MC |
4296 | |
4297 | /* Make sure the interrupt is not active. */ | |
4298 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, BNX2_PCICFG_INT_ACK_CMD_MASK_INT); | |
4299 | ||
4300 | val = BNX2_DMA_CONFIG_DATA_BYTE_SWAP | | |
4301 | BNX2_DMA_CONFIG_DATA_WORD_SWAP | | |
4302 | #ifdef __BIG_ENDIAN | |
6aa20a22 | 4303 | BNX2_DMA_CONFIG_CNTL_BYTE_SWAP | |
b6016b76 | 4304 | #endif |
6aa20a22 | 4305 | BNX2_DMA_CONFIG_CNTL_WORD_SWAP | |
b6016b76 MC |
4306 | DMA_READ_CHANS << 12 | |
4307 | DMA_WRITE_CHANS << 16; | |
4308 | ||
4309 | val |= (0x2 << 20) | (1 << 11); | |
4310 | ||
f86e82fb | 4311 | if ((bp->flags & BNX2_FLAG_PCIX) && (bp->bus_speed_mhz == 133)) |
b6016b76 MC |
4312 | val |= (1 << 23); |
4313 | ||
4314 | if ((CHIP_NUM(bp) == CHIP_NUM_5706) && | |
f86e82fb | 4315 | (CHIP_ID(bp) != CHIP_ID_5706_A0) && !(bp->flags & BNX2_FLAG_PCIX)) |
b6016b76 MC |
4316 | val |= BNX2_DMA_CONFIG_CNTL_PING_PONG_DMA; |
4317 | ||
4318 | REG_WR(bp, BNX2_DMA_CONFIG, val); | |
4319 | ||
4320 | if (CHIP_ID(bp) == CHIP_ID_5706_A0) { | |
4321 | val = REG_RD(bp, BNX2_TDMA_CONFIG); | |
4322 | val |= BNX2_TDMA_CONFIG_ONE_DMA; | |
4323 | REG_WR(bp, BNX2_TDMA_CONFIG, val); | |
4324 | } | |
4325 | ||
f86e82fb | 4326 | if (bp->flags & BNX2_FLAG_PCIX) { |
b6016b76 MC |
4327 | u16 val16; |
4328 | ||
4329 | pci_read_config_word(bp->pdev, bp->pcix_cap + PCI_X_CMD, | |
4330 | &val16); | |
4331 | pci_write_config_word(bp->pdev, bp->pcix_cap + PCI_X_CMD, | |
4332 | val16 & ~PCI_X_CMD_ERO); | |
4333 | } | |
4334 | ||
4335 | REG_WR(bp, BNX2_MISC_ENABLE_SET_BITS, | |
4336 | BNX2_MISC_ENABLE_SET_BITS_HOST_COALESCE_ENABLE | | |
4337 | BNX2_MISC_ENABLE_STATUS_BITS_RX_V2P_ENABLE | | |
4338 | BNX2_MISC_ENABLE_STATUS_BITS_CONTEXT_ENABLE); | |
4339 | ||
4340 | /* Initialize context mapping and zero out the quick contexts. The | |
4341 | * context block must have already been enabled. */ | |
641bdcd5 MC |
4342 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
4343 | rc = bnx2_init_5709_context(bp); | |
4344 | if (rc) | |
4345 | return rc; | |
4346 | } else | |
59b47d8a | 4347 | bnx2_init_context(bp); |
b6016b76 | 4348 | |
fba9fe91 MC |
4349 | if ((rc = bnx2_init_cpus(bp)) != 0) |
4350 | return rc; | |
4351 | ||
b6016b76 MC |
4352 | bnx2_init_nvram(bp); |
4353 | ||
4354 | bnx2_set_mac_addr(bp); | |
4355 | ||
4356 | val = REG_RD(bp, BNX2_MQ_CONFIG); | |
4357 | val &= ~BNX2_MQ_CONFIG_KNL_BYP_BLK_SIZE; | |
4358 | val |= BNX2_MQ_CONFIG_KNL_BYP_BLK_SIZE_256; | |
68c9f75a MC |
4359 | if (CHIP_ID(bp) == CHIP_ID_5709_A0 || CHIP_ID(bp) == CHIP_ID_5709_A1) |
4360 | val |= BNX2_MQ_CONFIG_HALT_DIS; | |
4361 | ||
b6016b76 MC |
4362 | REG_WR(bp, BNX2_MQ_CONFIG, val); |
4363 | ||
4364 | val = 0x10000 + (MAX_CID_CNT * MB_KERNEL_CTX_SIZE); | |
4365 | REG_WR(bp, BNX2_MQ_KNL_BYP_WIND_START, val); | |
4366 | REG_WR(bp, BNX2_MQ_KNL_WIND_END, val); | |
4367 | ||
4368 | val = (BCM_PAGE_BITS - 8) << 24; | |
4369 | REG_WR(bp, BNX2_RV2P_CONFIG, val); | |
4370 | ||
4371 | /* Configure page size. */ | |
4372 | val = REG_RD(bp, BNX2_TBDR_CONFIG); | |
4373 | val &= ~BNX2_TBDR_CONFIG_PAGE_SIZE; | |
4374 | val |= (BCM_PAGE_BITS - 8) << 24 | 0x40; | |
4375 | REG_WR(bp, BNX2_TBDR_CONFIG, val); | |
4376 | ||
4377 | val = bp->mac_addr[0] + | |
4378 | (bp->mac_addr[1] << 8) + | |
4379 | (bp->mac_addr[2] << 16) + | |
4380 | bp->mac_addr[3] + | |
4381 | (bp->mac_addr[4] << 8) + | |
4382 | (bp->mac_addr[5] << 16); | |
4383 | REG_WR(bp, BNX2_EMAC_BACKOFF_SEED, val); | |
4384 | ||
4385 | /* Program the MTU. Also include 4 bytes for CRC32. */ | |
4386 | val = bp->dev->mtu + ETH_HLEN + 4; | |
4387 | if (val > (MAX_ETHERNET_PACKET_SIZE + 4)) | |
4388 | val |= BNX2_EMAC_RX_MTU_SIZE_JUMBO_ENA; | |
4389 | REG_WR(bp, BNX2_EMAC_RX_MTU_SIZE, val); | |
4390 | ||
b4b36042 MC |
4391 | for (i = 0; i < BNX2_MAX_MSIX_VEC; i++) |
4392 | bp->bnx2_napi[i].last_status_idx = 0; | |
4393 | ||
b6016b76 MC |
4394 | bp->rx_mode = BNX2_EMAC_RX_MODE_SORT_MODE; |
4395 | ||
4396 | /* Set up how to generate a link change interrupt. */ | |
4397 | REG_WR(bp, BNX2_EMAC_ATTENTION_ENA, BNX2_EMAC_ATTENTION_ENA_LINK); | |
4398 | ||
4399 | REG_WR(bp, BNX2_HC_STATUS_ADDR_L, | |
4400 | (u64) bp->status_blk_mapping & 0xffffffff); | |
4401 | REG_WR(bp, BNX2_HC_STATUS_ADDR_H, (u64) bp->status_blk_mapping >> 32); | |
4402 | ||
4403 | REG_WR(bp, BNX2_HC_STATISTICS_ADDR_L, | |
4404 | (u64) bp->stats_blk_mapping & 0xffffffff); | |
4405 | REG_WR(bp, BNX2_HC_STATISTICS_ADDR_H, | |
4406 | (u64) bp->stats_blk_mapping >> 32); | |
4407 | ||
6aa20a22 | 4408 | REG_WR(bp, BNX2_HC_TX_QUICK_CONS_TRIP, |
b6016b76 MC |
4409 | (bp->tx_quick_cons_trip_int << 16) | bp->tx_quick_cons_trip); |
4410 | ||
4411 | REG_WR(bp, BNX2_HC_RX_QUICK_CONS_TRIP, | |
4412 | (bp->rx_quick_cons_trip_int << 16) | bp->rx_quick_cons_trip); | |
4413 | ||
4414 | REG_WR(bp, BNX2_HC_COMP_PROD_TRIP, | |
4415 | (bp->comp_prod_trip_int << 16) | bp->comp_prod_trip); | |
4416 | ||
4417 | REG_WR(bp, BNX2_HC_TX_TICKS, (bp->tx_ticks_int << 16) | bp->tx_ticks); | |
4418 | ||
4419 | REG_WR(bp, BNX2_HC_RX_TICKS, (bp->rx_ticks_int << 16) | bp->rx_ticks); | |
4420 | ||
4421 | REG_WR(bp, BNX2_HC_COM_TICKS, | |
4422 | (bp->com_ticks_int << 16) | bp->com_ticks); | |
4423 | ||
4424 | REG_WR(bp, BNX2_HC_CMD_TICKS, | |
4425 | (bp->cmd_ticks_int << 16) | bp->cmd_ticks); | |
4426 | ||
02537b06 MC |
4427 | if (CHIP_NUM(bp) == CHIP_NUM_5708) |
4428 | REG_WR(bp, BNX2_HC_STATS_TICKS, 0); | |
4429 | else | |
7ea6920e | 4430 | REG_WR(bp, BNX2_HC_STATS_TICKS, bp->stats_ticks); |
b6016b76 MC |
4431 | REG_WR(bp, BNX2_HC_STAT_COLLECT_TICKS, 0xbb8); /* 3ms */ |
4432 | ||
4433 | if (CHIP_ID(bp) == CHIP_ID_5706_A1) | |
8e6a72c4 | 4434 | val = BNX2_HC_CONFIG_COLLECT_STATS; |
b6016b76 | 4435 | else { |
8e6a72c4 MC |
4436 | val = BNX2_HC_CONFIG_RX_TMR_MODE | BNX2_HC_CONFIG_TX_TMR_MODE | |
4437 | BNX2_HC_CONFIG_COLLECT_STATS; | |
b6016b76 MC |
4438 | } |
4439 | ||
f86e82fb | 4440 | if (bp->flags & BNX2_FLAG_USING_MSIX) { |
6f743ca0 MC |
4441 | u32 base = ((BNX2_TX_VEC - 1) * BNX2_HC_SB_CONFIG_SIZE) + |
4442 | BNX2_HC_SB_CONFIG_1; | |
4443 | ||
c76c0475 MC |
4444 | REG_WR(bp, BNX2_HC_MSIX_BIT_VECTOR, |
4445 | BNX2_HC_MSIX_BIT_VECTOR_VAL); | |
4446 | ||
6f743ca0 | 4447 | REG_WR(bp, base, |
c76c0475 MC |
4448 | BNX2_HC_SB_CONFIG_1_TX_TMR_MODE | |
4449 | BNX2_HC_SB_CONFIG_1_ONE_SHOT); | |
4450 | ||
6f743ca0 | 4451 | REG_WR(bp, base + BNX2_HC_TX_QUICK_CONS_TRIP_OFF, |
c76c0475 MC |
4452 | (bp->tx_quick_cons_trip_int << 16) | |
4453 | bp->tx_quick_cons_trip); | |
4454 | ||
6f743ca0 | 4455 | REG_WR(bp, base + BNX2_HC_TX_TICKS_OFF, |
c76c0475 MC |
4456 | (bp->tx_ticks_int << 16) | bp->tx_ticks); |
4457 | ||
4458 | val |= BNX2_HC_CONFIG_SB_ADDR_INC_128B; | |
4459 | } | |
4460 | ||
f86e82fb | 4461 | if (bp->flags & BNX2_FLAG_ONE_SHOT_MSI) |
8e6a72c4 MC |
4462 | val |= BNX2_HC_CONFIG_ONE_SHOT; |
4463 | ||
4464 | REG_WR(bp, BNX2_HC_CONFIG, val); | |
4465 | ||
b6016b76 MC |
4466 | /* Clear internal stats counters. */ |
4467 | REG_WR(bp, BNX2_HC_COMMAND, BNX2_HC_COMMAND_CLR_STAT_NOW); | |
4468 | ||
da3e4fbe | 4469 | REG_WR(bp, BNX2_HC_ATTN_BITS_ENABLE, STATUS_ATTN_EVENTS); |
b6016b76 MC |
4470 | |
4471 | /* Initialize the receive filter. */ | |
4472 | bnx2_set_rx_mode(bp->dev); | |
4473 | ||
0aa38df7 MC |
4474 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
4475 | val = REG_RD(bp, BNX2_MISC_NEW_CORE_CTL); | |
4476 | val |= BNX2_MISC_NEW_CORE_CTL_DMA_ENABLE; | |
4477 | REG_WR(bp, BNX2_MISC_NEW_CORE_CTL, val); | |
4478 | } | |
b090ae2b MC |
4479 | rc = bnx2_fw_sync(bp, BNX2_DRV_MSG_DATA_WAIT2 | BNX2_DRV_MSG_CODE_RESET, |
4480 | 0); | |
b6016b76 | 4481 | |
df149d70 | 4482 | REG_WR(bp, BNX2_MISC_ENABLE_SET_BITS, BNX2_MISC_ENABLE_DEFAULT); |
b6016b76 MC |
4483 | REG_RD(bp, BNX2_MISC_ENABLE_SET_BITS); |
4484 | ||
4485 | udelay(20); | |
4486 | ||
bf5295bb MC |
4487 | bp->hc_cmd = REG_RD(bp, BNX2_HC_COMMAND); |
4488 | ||
b090ae2b | 4489 | return rc; |
b6016b76 MC |
4490 | } |
4491 | ||
c76c0475 MC |
4492 | static void |
4493 | bnx2_clear_ring_states(struct bnx2 *bp) | |
4494 | { | |
4495 | struct bnx2_napi *bnapi; | |
4496 | int i; | |
4497 | ||
4498 | for (i = 0; i < BNX2_MAX_MSIX_VEC; i++) { | |
4499 | bnapi = &bp->bnx2_napi[i]; | |
4500 | ||
4501 | bnapi->tx_cons = 0; | |
4502 | bnapi->hw_tx_cons = 0; | |
4503 | bnapi->rx_prod_bseq = 0; | |
4504 | bnapi->rx_prod = 0; | |
4505 | bnapi->rx_cons = 0; | |
4506 | bnapi->rx_pg_prod = 0; | |
4507 | bnapi->rx_pg_cons = 0; | |
4508 | } | |
4509 | } | |
4510 | ||
59b47d8a MC |
4511 | static void |
4512 | bnx2_init_tx_context(struct bnx2 *bp, u32 cid) | |
4513 | { | |
4514 | u32 val, offset0, offset1, offset2, offset3; | |
4515 | ||
4516 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { | |
4517 | offset0 = BNX2_L2CTX_TYPE_XI; | |
4518 | offset1 = BNX2_L2CTX_CMD_TYPE_XI; | |
4519 | offset2 = BNX2_L2CTX_TBDR_BHADDR_HI_XI; | |
4520 | offset3 = BNX2_L2CTX_TBDR_BHADDR_LO_XI; | |
4521 | } else { | |
4522 | offset0 = BNX2_L2CTX_TYPE; | |
4523 | offset1 = BNX2_L2CTX_CMD_TYPE; | |
4524 | offset2 = BNX2_L2CTX_TBDR_BHADDR_HI; | |
4525 | offset3 = BNX2_L2CTX_TBDR_BHADDR_LO; | |
4526 | } | |
4527 | val = BNX2_L2CTX_TYPE_TYPE_L2 | BNX2_L2CTX_TYPE_SIZE_L2; | |
4528 | CTX_WR(bp, GET_CID_ADDR(cid), offset0, val); | |
4529 | ||
4530 | val = BNX2_L2CTX_CMD_TYPE_TYPE_L2 | (8 << 16); | |
4531 | CTX_WR(bp, GET_CID_ADDR(cid), offset1, val); | |
4532 | ||
4533 | val = (u64) bp->tx_desc_mapping >> 32; | |
4534 | CTX_WR(bp, GET_CID_ADDR(cid), offset2, val); | |
4535 | ||
4536 | val = (u64) bp->tx_desc_mapping & 0xffffffff; | |
4537 | CTX_WR(bp, GET_CID_ADDR(cid), offset3, val); | |
4538 | } | |
b6016b76 MC |
4539 | |
4540 | static void | |
4541 | bnx2_init_tx_ring(struct bnx2 *bp) | |
4542 | { | |
4543 | struct tx_bd *txbd; | |
c76c0475 MC |
4544 | u32 cid = TX_CID; |
4545 | struct bnx2_napi *bnapi; | |
4546 | ||
4547 | bp->tx_vec = 0; | |
f86e82fb | 4548 | if (bp->flags & BNX2_FLAG_USING_MSIX) { |
c76c0475 MC |
4549 | cid = TX_TSS_CID; |
4550 | bp->tx_vec = BNX2_TX_VEC; | |
4551 | REG_WR(bp, BNX2_TSCH_TSS_CFG, BNX2_TX_INT_NUM | | |
4552 | (TX_TSS_CID << 7)); | |
4553 | } | |
4554 | bnapi = &bp->bnx2_napi[bp->tx_vec]; | |
b6016b76 | 4555 | |
2f8af120 MC |
4556 | bp->tx_wake_thresh = bp->tx_ring_size / 2; |
4557 | ||
b6016b76 | 4558 | txbd = &bp->tx_desc_ring[MAX_TX_DESC_CNT]; |
6aa20a22 | 4559 | |
b6016b76 MC |
4560 | txbd->tx_bd_haddr_hi = (u64) bp->tx_desc_mapping >> 32; |
4561 | txbd->tx_bd_haddr_lo = (u64) bp->tx_desc_mapping & 0xffffffff; | |
4562 | ||
4563 | bp->tx_prod = 0; | |
b6016b76 | 4564 | bp->tx_prod_bseq = 0; |
6aa20a22 | 4565 | |
59b47d8a MC |
4566 | bp->tx_bidx_addr = MB_GET_CID_ADDR(cid) + BNX2_L2CTX_TX_HOST_BIDX; |
4567 | bp->tx_bseq_addr = MB_GET_CID_ADDR(cid) + BNX2_L2CTX_TX_HOST_BSEQ; | |
b6016b76 | 4568 | |
59b47d8a | 4569 | bnx2_init_tx_context(bp, cid); |
b6016b76 MC |
4570 | } |
4571 | ||
4572 | static void | |
5d5d0015 MC |
4573 | bnx2_init_rxbd_rings(struct rx_bd *rx_ring[], dma_addr_t dma[], u32 buf_size, |
4574 | int num_rings) | |
b6016b76 | 4575 | { |
b6016b76 | 4576 | int i; |
5d5d0015 | 4577 | struct rx_bd *rxbd; |
6aa20a22 | 4578 | |
5d5d0015 | 4579 | for (i = 0; i < num_rings; i++) { |
13daffa2 | 4580 | int j; |
b6016b76 | 4581 | |
5d5d0015 | 4582 | rxbd = &rx_ring[i][0]; |
13daffa2 | 4583 | for (j = 0; j < MAX_RX_DESC_CNT; j++, rxbd++) { |
5d5d0015 | 4584 | rxbd->rx_bd_len = buf_size; |
13daffa2 MC |
4585 | rxbd->rx_bd_flags = RX_BD_FLAGS_START | RX_BD_FLAGS_END; |
4586 | } | |
5d5d0015 | 4587 | if (i == (num_rings - 1)) |
13daffa2 MC |
4588 | j = 0; |
4589 | else | |
4590 | j = i + 1; | |
5d5d0015 MC |
4591 | rxbd->rx_bd_haddr_hi = (u64) dma[j] >> 32; |
4592 | rxbd->rx_bd_haddr_lo = (u64) dma[j] & 0xffffffff; | |
13daffa2 | 4593 | } |
5d5d0015 MC |
4594 | } |
4595 | ||
4596 | static void | |
4597 | bnx2_init_rx_ring(struct bnx2 *bp) | |
4598 | { | |
4599 | int i; | |
4600 | u16 prod, ring_prod; | |
4601 | u32 val, rx_cid_addr = GET_CID_ADDR(RX_CID); | |
b4b36042 | 4602 | struct bnx2_napi *bnapi = &bp->bnx2_napi[0]; |
5d5d0015 | 4603 | |
5d5d0015 MC |
4604 | bnx2_init_rxbd_rings(bp->rx_desc_ring, bp->rx_desc_mapping, |
4605 | bp->rx_buf_use_size, bp->rx_max_ring); | |
4606 | ||
4607 | CTX_WR(bp, rx_cid_addr, BNX2_L2CTX_PG_BUF_SIZE, 0); | |
47bf4246 MC |
4608 | if (bp->rx_pg_ring_size) { |
4609 | bnx2_init_rxbd_rings(bp->rx_pg_desc_ring, | |
4610 | bp->rx_pg_desc_mapping, | |
4611 | PAGE_SIZE, bp->rx_max_pg_ring); | |
4612 | val = (bp->rx_buf_use_size << 16) | PAGE_SIZE; | |
4613 | CTX_WR(bp, rx_cid_addr, BNX2_L2CTX_PG_BUF_SIZE, val); | |
4614 | CTX_WR(bp, rx_cid_addr, BNX2_L2CTX_RBDC_KEY, | |
4615 | BNX2_L2CTX_RBDC_JUMBO_KEY); | |
4616 | ||
4617 | val = (u64) bp->rx_pg_desc_mapping[0] >> 32; | |
4618 | CTX_WR(bp, rx_cid_addr, BNX2_L2CTX_NX_PG_BDHADDR_HI, val); | |
4619 | ||
4620 | val = (u64) bp->rx_pg_desc_mapping[0] & 0xffffffff; | |
4621 | CTX_WR(bp, rx_cid_addr, BNX2_L2CTX_NX_PG_BDHADDR_LO, val); | |
4622 | ||
4623 | if (CHIP_NUM(bp) == CHIP_NUM_5709) | |
4624 | REG_WR(bp, BNX2_MQ_MAP_L2_3, BNX2_MQ_MAP_L2_3_DEFAULT); | |
4625 | } | |
b6016b76 MC |
4626 | |
4627 | val = BNX2_L2CTX_CTX_TYPE_CTX_BD_CHN_TYPE_VALUE; | |
4628 | val |= BNX2_L2CTX_CTX_TYPE_SIZE_L2; | |
4629 | val |= 0x02 << 8; | |
5d5d0015 | 4630 | CTX_WR(bp, rx_cid_addr, BNX2_L2CTX_CTX_TYPE, val); |
b6016b76 | 4631 | |
13daffa2 | 4632 | val = (u64) bp->rx_desc_mapping[0] >> 32; |
5d5d0015 | 4633 | CTX_WR(bp, rx_cid_addr, BNX2_L2CTX_NX_BDHADDR_HI, val); |
b6016b76 | 4634 | |
13daffa2 | 4635 | val = (u64) bp->rx_desc_mapping[0] & 0xffffffff; |
5d5d0015 | 4636 | CTX_WR(bp, rx_cid_addr, BNX2_L2CTX_NX_BDHADDR_LO, val); |
b6016b76 | 4637 | |
a1f60190 | 4638 | ring_prod = prod = bnapi->rx_pg_prod; |
47bf4246 MC |
4639 | for (i = 0; i < bp->rx_pg_ring_size; i++) { |
4640 | if (bnx2_alloc_rx_page(bp, ring_prod) < 0) | |
4641 | break; | |
4642 | prod = NEXT_RX_BD(prod); | |
4643 | ring_prod = RX_PG_RING_IDX(prod); | |
4644 | } | |
a1f60190 | 4645 | bnapi->rx_pg_prod = prod; |
47bf4246 | 4646 | |
a1f60190 | 4647 | ring_prod = prod = bnapi->rx_prod; |
236b6394 | 4648 | for (i = 0; i < bp->rx_ring_size; i++) { |
a1f60190 | 4649 | if (bnx2_alloc_rx_skb(bp, bnapi, ring_prod) < 0) { |
b6016b76 MC |
4650 | break; |
4651 | } | |
4652 | prod = NEXT_RX_BD(prod); | |
4653 | ring_prod = RX_RING_IDX(prod); | |
4654 | } | |
a1f60190 | 4655 | bnapi->rx_prod = prod; |
b6016b76 | 4656 | |
a1f60190 MC |
4657 | REG_WR16(bp, MB_RX_CID_ADDR + BNX2_L2CTX_HOST_PG_BDIDX, |
4658 | bnapi->rx_pg_prod); | |
b6016b76 MC |
4659 | REG_WR16(bp, MB_RX_CID_ADDR + BNX2_L2CTX_HOST_BDIDX, prod); |
4660 | ||
a1f60190 | 4661 | REG_WR(bp, MB_RX_CID_ADDR + BNX2_L2CTX_HOST_BSEQ, bnapi->rx_prod_bseq); |
b6016b76 MC |
4662 | } |
4663 | ||
5d5d0015 | 4664 | static u32 bnx2_find_max_ring(u32 ring_size, u32 max_size) |
13daffa2 | 4665 | { |
5d5d0015 | 4666 | u32 max, num_rings = 1; |
13daffa2 | 4667 | |
5d5d0015 MC |
4668 | while (ring_size > MAX_RX_DESC_CNT) { |
4669 | ring_size -= MAX_RX_DESC_CNT; | |
13daffa2 MC |
4670 | num_rings++; |
4671 | } | |
4672 | /* round to next power of 2 */ | |
5d5d0015 | 4673 | max = max_size; |
13daffa2 MC |
4674 | while ((max & num_rings) == 0) |
4675 | max >>= 1; | |
4676 | ||
4677 | if (num_rings != max) | |
4678 | max <<= 1; | |
4679 | ||
5d5d0015 MC |
4680 | return max; |
4681 | } | |
4682 | ||
4683 | static void | |
4684 | bnx2_set_rx_ring_size(struct bnx2 *bp, u32 size) | |
4685 | { | |
84eaa187 | 4686 | u32 rx_size, rx_space, jumbo_size; |
5d5d0015 MC |
4687 | |
4688 | /* 8 for CRC and VLAN */ | |
4689 | rx_size = bp->dev->mtu + ETH_HLEN + bp->rx_offset + 8; | |
4690 | ||
84eaa187 MC |
4691 | rx_space = SKB_DATA_ALIGN(rx_size + BNX2_RX_ALIGN) + NET_SKB_PAD + |
4692 | sizeof(struct skb_shared_info); | |
4693 | ||
5d5d0015 | 4694 | bp->rx_copy_thresh = RX_COPY_THRESH; |
47bf4246 MC |
4695 | bp->rx_pg_ring_size = 0; |
4696 | bp->rx_max_pg_ring = 0; | |
4697 | bp->rx_max_pg_ring_idx = 0; | |
f86e82fb | 4698 | if ((rx_space > PAGE_SIZE) && !(bp->flags & BNX2_FLAG_JUMBO_BROKEN)) { |
84eaa187 MC |
4699 | int pages = PAGE_ALIGN(bp->dev->mtu - 40) >> PAGE_SHIFT; |
4700 | ||
4701 | jumbo_size = size * pages; | |
4702 | if (jumbo_size > MAX_TOTAL_RX_PG_DESC_CNT) | |
4703 | jumbo_size = MAX_TOTAL_RX_PG_DESC_CNT; | |
4704 | ||
4705 | bp->rx_pg_ring_size = jumbo_size; | |
4706 | bp->rx_max_pg_ring = bnx2_find_max_ring(jumbo_size, | |
4707 | MAX_RX_PG_RINGS); | |
4708 | bp->rx_max_pg_ring_idx = (bp->rx_max_pg_ring * RX_DESC_CNT) - 1; | |
4709 | rx_size = RX_COPY_THRESH + bp->rx_offset; | |
4710 | bp->rx_copy_thresh = 0; | |
4711 | } | |
5d5d0015 MC |
4712 | |
4713 | bp->rx_buf_use_size = rx_size; | |
4714 | /* hw alignment */ | |
4715 | bp->rx_buf_size = bp->rx_buf_use_size + BNX2_RX_ALIGN; | |
1db82f2a | 4716 | bp->rx_jumbo_thresh = rx_size - bp->rx_offset; |
5d5d0015 MC |
4717 | bp->rx_ring_size = size; |
4718 | bp->rx_max_ring = bnx2_find_max_ring(size, MAX_RX_RINGS); | |
13daffa2 MC |
4719 | bp->rx_max_ring_idx = (bp->rx_max_ring * RX_DESC_CNT) - 1; |
4720 | } | |
4721 | ||
b6016b76 MC |
4722 | static void |
4723 | bnx2_free_tx_skbs(struct bnx2 *bp) | |
4724 | { | |
4725 | int i; | |
4726 | ||
4727 | if (bp->tx_buf_ring == NULL) | |
4728 | return; | |
4729 | ||
4730 | for (i = 0; i < TX_DESC_CNT; ) { | |
4731 | struct sw_bd *tx_buf = &bp->tx_buf_ring[i]; | |
4732 | struct sk_buff *skb = tx_buf->skb; | |
4733 | int j, last; | |
4734 | ||
4735 | if (skb == NULL) { | |
4736 | i++; | |
4737 | continue; | |
4738 | } | |
4739 | ||
4740 | pci_unmap_single(bp->pdev, pci_unmap_addr(tx_buf, mapping), | |
4741 | skb_headlen(skb), PCI_DMA_TODEVICE); | |
4742 | ||
4743 | tx_buf->skb = NULL; | |
4744 | ||
4745 | last = skb_shinfo(skb)->nr_frags; | |
4746 | for (j = 0; j < last; j++) { | |
4747 | tx_buf = &bp->tx_buf_ring[i + j + 1]; | |
4748 | pci_unmap_page(bp->pdev, | |
4749 | pci_unmap_addr(tx_buf, mapping), | |
4750 | skb_shinfo(skb)->frags[j].size, | |
4751 | PCI_DMA_TODEVICE); | |
4752 | } | |
745720e5 | 4753 | dev_kfree_skb(skb); |
b6016b76 MC |
4754 | i += j + 1; |
4755 | } | |
4756 | ||
4757 | } | |
4758 | ||
4759 | static void | |
4760 | bnx2_free_rx_skbs(struct bnx2 *bp) | |
4761 | { | |
4762 | int i; | |
4763 | ||
4764 | if (bp->rx_buf_ring == NULL) | |
4765 | return; | |
4766 | ||
13daffa2 | 4767 | for (i = 0; i < bp->rx_max_ring_idx; i++) { |
b6016b76 MC |
4768 | struct sw_bd *rx_buf = &bp->rx_buf_ring[i]; |
4769 | struct sk_buff *skb = rx_buf->skb; | |
4770 | ||
05d0f1cf | 4771 | if (skb == NULL) |
b6016b76 MC |
4772 | continue; |
4773 | ||
4774 | pci_unmap_single(bp->pdev, pci_unmap_addr(rx_buf, mapping), | |
4775 | bp->rx_buf_use_size, PCI_DMA_FROMDEVICE); | |
4776 | ||
4777 | rx_buf->skb = NULL; | |
4778 | ||
745720e5 | 4779 | dev_kfree_skb(skb); |
b6016b76 | 4780 | } |
47bf4246 MC |
4781 | for (i = 0; i < bp->rx_max_pg_ring_idx; i++) |
4782 | bnx2_free_rx_page(bp, i); | |
b6016b76 MC |
4783 | } |
4784 | ||
4785 | static void | |
4786 | bnx2_free_skbs(struct bnx2 *bp) | |
4787 | { | |
4788 | bnx2_free_tx_skbs(bp); | |
4789 | bnx2_free_rx_skbs(bp); | |
4790 | } | |
4791 | ||
4792 | static int | |
4793 | bnx2_reset_nic(struct bnx2 *bp, u32 reset_code) | |
4794 | { | |
4795 | int rc; | |
4796 | ||
4797 | rc = bnx2_reset_chip(bp, reset_code); | |
4798 | bnx2_free_skbs(bp); | |
4799 | if (rc) | |
4800 | return rc; | |
4801 | ||
fba9fe91 MC |
4802 | if ((rc = bnx2_init_chip(bp)) != 0) |
4803 | return rc; | |
4804 | ||
c76c0475 | 4805 | bnx2_clear_ring_states(bp); |
b6016b76 MC |
4806 | bnx2_init_tx_ring(bp); |
4807 | bnx2_init_rx_ring(bp); | |
4808 | return 0; | |
4809 | } | |
4810 | ||
4811 | static int | |
4812 | bnx2_init_nic(struct bnx2 *bp) | |
4813 | { | |
4814 | int rc; | |
4815 | ||
4816 | if ((rc = bnx2_reset_nic(bp, BNX2_DRV_MSG_CODE_RESET)) != 0) | |
4817 | return rc; | |
4818 | ||
80be4434 | 4819 | spin_lock_bh(&bp->phy_lock); |
b6016b76 MC |
4820 | bnx2_init_phy(bp); |
4821 | bnx2_set_link(bp); | |
0d8a6571 | 4822 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
4823 | return 0; |
4824 | } | |
4825 | ||
4826 | static int | |
4827 | bnx2_test_registers(struct bnx2 *bp) | |
4828 | { | |
4829 | int ret; | |
5bae30c9 | 4830 | int i, is_5709; |
f71e1309 | 4831 | static const struct { |
b6016b76 MC |
4832 | u16 offset; |
4833 | u16 flags; | |
5bae30c9 | 4834 | #define BNX2_FL_NOT_5709 1 |
b6016b76 MC |
4835 | u32 rw_mask; |
4836 | u32 ro_mask; | |
4837 | } reg_tbl[] = { | |
4838 | { 0x006c, 0, 0x00000000, 0x0000003f }, | |
4839 | { 0x0090, 0, 0xffffffff, 0x00000000 }, | |
4840 | { 0x0094, 0, 0x00000000, 0x00000000 }, | |
4841 | ||
5bae30c9 MC |
4842 | { 0x0404, BNX2_FL_NOT_5709, 0x00003f00, 0x00000000 }, |
4843 | { 0x0418, BNX2_FL_NOT_5709, 0x00000000, 0xffffffff }, | |
4844 | { 0x041c, BNX2_FL_NOT_5709, 0x00000000, 0xffffffff }, | |
4845 | { 0x0420, BNX2_FL_NOT_5709, 0x00000000, 0x80ffffff }, | |
4846 | { 0x0424, BNX2_FL_NOT_5709, 0x00000000, 0x00000000 }, | |
4847 | { 0x0428, BNX2_FL_NOT_5709, 0x00000000, 0x00000001 }, | |
4848 | { 0x0450, BNX2_FL_NOT_5709, 0x00000000, 0x0000ffff }, | |
4849 | { 0x0454, BNX2_FL_NOT_5709, 0x00000000, 0xffffffff }, | |
4850 | { 0x0458, BNX2_FL_NOT_5709, 0x00000000, 0xffffffff }, | |
4851 | ||
4852 | { 0x0808, BNX2_FL_NOT_5709, 0x00000000, 0xffffffff }, | |
4853 | { 0x0854, BNX2_FL_NOT_5709, 0x00000000, 0xffffffff }, | |
4854 | { 0x0868, BNX2_FL_NOT_5709, 0x00000000, 0x77777777 }, | |
4855 | { 0x086c, BNX2_FL_NOT_5709, 0x00000000, 0x77777777 }, | |
4856 | { 0x0870, BNX2_FL_NOT_5709, 0x00000000, 0x77777777 }, | |
4857 | { 0x0874, BNX2_FL_NOT_5709, 0x00000000, 0x77777777 }, | |
4858 | ||
4859 | { 0x0c00, BNX2_FL_NOT_5709, 0x00000000, 0x00000001 }, | |
4860 | { 0x0c04, BNX2_FL_NOT_5709, 0x00000000, 0x03ff0001 }, | |
4861 | { 0x0c08, BNX2_FL_NOT_5709, 0x0f0ff073, 0x00000000 }, | |
b6016b76 MC |
4862 | |
4863 | { 0x1000, 0, 0x00000000, 0x00000001 }, | |
4864 | { 0x1004, 0, 0x00000000, 0x000f0001 }, | |
b6016b76 MC |
4865 | |
4866 | { 0x1408, 0, 0x01c00800, 0x00000000 }, | |
4867 | { 0x149c, 0, 0x8000ffff, 0x00000000 }, | |
4868 | { 0x14a8, 0, 0x00000000, 0x000001ff }, | |
5b0c76ad | 4869 | { 0x14ac, 0, 0x0fffffff, 0x10000000 }, |
b6016b76 MC |
4870 | { 0x14b0, 0, 0x00000002, 0x00000001 }, |
4871 | { 0x14b8, 0, 0x00000000, 0x00000000 }, | |
4872 | { 0x14c0, 0, 0x00000000, 0x00000009 }, | |
4873 | { 0x14c4, 0, 0x00003fff, 0x00000000 }, | |
4874 | { 0x14cc, 0, 0x00000000, 0x00000001 }, | |
4875 | { 0x14d0, 0, 0xffffffff, 0x00000000 }, | |
b6016b76 MC |
4876 | |
4877 | { 0x1800, 0, 0x00000000, 0x00000001 }, | |
4878 | { 0x1804, 0, 0x00000000, 0x00000003 }, | |
b6016b76 MC |
4879 | |
4880 | { 0x2800, 0, 0x00000000, 0x00000001 }, | |
4881 | { 0x2804, 0, 0x00000000, 0x00003f01 }, | |
4882 | { 0x2808, 0, 0x0f3f3f03, 0x00000000 }, | |
4883 | { 0x2810, 0, 0xffff0000, 0x00000000 }, | |
4884 | { 0x2814, 0, 0xffff0000, 0x00000000 }, | |
4885 | { 0x2818, 0, 0xffff0000, 0x00000000 }, | |
4886 | { 0x281c, 0, 0xffff0000, 0x00000000 }, | |
4887 | { 0x2834, 0, 0xffffffff, 0x00000000 }, | |
4888 | { 0x2840, 0, 0x00000000, 0xffffffff }, | |
4889 | { 0x2844, 0, 0x00000000, 0xffffffff }, | |
4890 | { 0x2848, 0, 0xffffffff, 0x00000000 }, | |
4891 | { 0x284c, 0, 0xf800f800, 0x07ff07ff }, | |
4892 | ||
4893 | { 0x2c00, 0, 0x00000000, 0x00000011 }, | |
4894 | { 0x2c04, 0, 0x00000000, 0x00030007 }, | |
4895 | ||
b6016b76 MC |
4896 | { 0x3c00, 0, 0x00000000, 0x00000001 }, |
4897 | { 0x3c04, 0, 0x00000000, 0x00070000 }, | |
4898 | { 0x3c08, 0, 0x00007f71, 0x07f00000 }, | |
4899 | { 0x3c0c, 0, 0x1f3ffffc, 0x00000000 }, | |
4900 | { 0x3c10, 0, 0xffffffff, 0x00000000 }, | |
4901 | { 0x3c14, 0, 0x00000000, 0xffffffff }, | |
4902 | { 0x3c18, 0, 0x00000000, 0xffffffff }, | |
4903 | { 0x3c1c, 0, 0xfffff000, 0x00000000 }, | |
4904 | { 0x3c20, 0, 0xffffff00, 0x00000000 }, | |
b6016b76 MC |
4905 | |
4906 | { 0x5004, 0, 0x00000000, 0x0000007f }, | |
4907 | { 0x5008, 0, 0x0f0007ff, 0x00000000 }, | |
b6016b76 | 4908 | |
b6016b76 MC |
4909 | { 0x5c00, 0, 0x00000000, 0x00000001 }, |
4910 | { 0x5c04, 0, 0x00000000, 0x0003000f }, | |
4911 | { 0x5c08, 0, 0x00000003, 0x00000000 }, | |
4912 | { 0x5c0c, 0, 0x0000fff8, 0x00000000 }, | |
4913 | { 0x5c10, 0, 0x00000000, 0xffffffff }, | |
4914 | { 0x5c80, 0, 0x00000000, 0x0f7113f1 }, | |
4915 | { 0x5c84, 0, 0x00000000, 0x0000f333 }, | |
4916 | { 0x5c88, 0, 0x00000000, 0x00077373 }, | |
4917 | { 0x5c8c, 0, 0x00000000, 0x0007f737 }, | |
4918 | ||
4919 | { 0x6808, 0, 0x0000ff7f, 0x00000000 }, | |
4920 | { 0x680c, 0, 0xffffffff, 0x00000000 }, | |
4921 | { 0x6810, 0, 0xffffffff, 0x00000000 }, | |
4922 | { 0x6814, 0, 0xffffffff, 0x00000000 }, | |
4923 | { 0x6818, 0, 0xffffffff, 0x00000000 }, | |
4924 | { 0x681c, 0, 0xffffffff, 0x00000000 }, | |
4925 | { 0x6820, 0, 0x00ff00ff, 0x00000000 }, | |
4926 | { 0x6824, 0, 0x00ff00ff, 0x00000000 }, | |
4927 | { 0x6828, 0, 0x00ff00ff, 0x00000000 }, | |
4928 | { 0x682c, 0, 0x03ff03ff, 0x00000000 }, | |
4929 | { 0x6830, 0, 0x03ff03ff, 0x00000000 }, | |
4930 | { 0x6834, 0, 0x03ff03ff, 0x00000000 }, | |
4931 | { 0x6838, 0, 0x03ff03ff, 0x00000000 }, | |
4932 | { 0x683c, 0, 0x0000ffff, 0x00000000 }, | |
4933 | { 0x6840, 0, 0x00000ff0, 0x00000000 }, | |
4934 | { 0x6844, 0, 0x00ffff00, 0x00000000 }, | |
4935 | { 0x684c, 0, 0xffffffff, 0x00000000 }, | |
4936 | { 0x6850, 0, 0x7f7f7f7f, 0x00000000 }, | |
4937 | { 0x6854, 0, 0x7f7f7f7f, 0x00000000 }, | |
4938 | { 0x6858, 0, 0x7f7f7f7f, 0x00000000 }, | |
4939 | { 0x685c, 0, 0x7f7f7f7f, 0x00000000 }, | |
4940 | { 0x6908, 0, 0x00000000, 0x0001ff0f }, | |
4941 | { 0x690c, 0, 0x00000000, 0x0ffe00f0 }, | |
4942 | ||
4943 | { 0xffff, 0, 0x00000000, 0x00000000 }, | |
4944 | }; | |
4945 | ||
4946 | ret = 0; | |
5bae30c9 MC |
4947 | is_5709 = 0; |
4948 | if (CHIP_NUM(bp) == CHIP_NUM_5709) | |
4949 | is_5709 = 1; | |
4950 | ||
b6016b76 MC |
4951 | for (i = 0; reg_tbl[i].offset != 0xffff; i++) { |
4952 | u32 offset, rw_mask, ro_mask, save_val, val; | |
5bae30c9 MC |
4953 | u16 flags = reg_tbl[i].flags; |
4954 | ||
4955 | if (is_5709 && (flags & BNX2_FL_NOT_5709)) | |
4956 | continue; | |
b6016b76 MC |
4957 | |
4958 | offset = (u32) reg_tbl[i].offset; | |
4959 | rw_mask = reg_tbl[i].rw_mask; | |
4960 | ro_mask = reg_tbl[i].ro_mask; | |
4961 | ||
14ab9b86 | 4962 | save_val = readl(bp->regview + offset); |
b6016b76 | 4963 | |
14ab9b86 | 4964 | writel(0, bp->regview + offset); |
b6016b76 | 4965 | |
14ab9b86 | 4966 | val = readl(bp->regview + offset); |
b6016b76 MC |
4967 | if ((val & rw_mask) != 0) { |
4968 | goto reg_test_err; | |
4969 | } | |
4970 | ||
4971 | if ((val & ro_mask) != (save_val & ro_mask)) { | |
4972 | goto reg_test_err; | |
4973 | } | |
4974 | ||
14ab9b86 | 4975 | writel(0xffffffff, bp->regview + offset); |
b6016b76 | 4976 | |
14ab9b86 | 4977 | val = readl(bp->regview + offset); |
b6016b76 MC |
4978 | if ((val & rw_mask) != rw_mask) { |
4979 | goto reg_test_err; | |
4980 | } | |
4981 | ||
4982 | if ((val & ro_mask) != (save_val & ro_mask)) { | |
4983 | goto reg_test_err; | |
4984 | } | |
4985 | ||
14ab9b86 | 4986 | writel(save_val, bp->regview + offset); |
b6016b76 MC |
4987 | continue; |
4988 | ||
4989 | reg_test_err: | |
14ab9b86 | 4990 | writel(save_val, bp->regview + offset); |
b6016b76 MC |
4991 | ret = -ENODEV; |
4992 | break; | |
4993 | } | |
4994 | return ret; | |
4995 | } | |
4996 | ||
4997 | static int | |
4998 | bnx2_do_mem_test(struct bnx2 *bp, u32 start, u32 size) | |
4999 | { | |
f71e1309 | 5000 | static const u32 test_pattern[] = { 0x00000000, 0xffffffff, 0x55555555, |
b6016b76 MC |
5001 | 0xaaaaaaaa , 0xaa55aa55, 0x55aa55aa }; |
5002 | int i; | |
5003 | ||
5004 | for (i = 0; i < sizeof(test_pattern) / 4; i++) { | |
5005 | u32 offset; | |
5006 | ||
5007 | for (offset = 0; offset < size; offset += 4) { | |
5008 | ||
5009 | REG_WR_IND(bp, start + offset, test_pattern[i]); | |
5010 | ||
5011 | if (REG_RD_IND(bp, start + offset) != | |
5012 | test_pattern[i]) { | |
5013 | return -ENODEV; | |
5014 | } | |
5015 | } | |
5016 | } | |
5017 | return 0; | |
5018 | } | |
5019 | ||
5020 | static int | |
5021 | bnx2_test_memory(struct bnx2 *bp) | |
5022 | { | |
5023 | int ret = 0; | |
5024 | int i; | |
5bae30c9 | 5025 | static struct mem_entry { |
b6016b76 MC |
5026 | u32 offset; |
5027 | u32 len; | |
5bae30c9 | 5028 | } mem_tbl_5706[] = { |
b6016b76 | 5029 | { 0x60000, 0x4000 }, |
5b0c76ad | 5030 | { 0xa0000, 0x3000 }, |
b6016b76 MC |
5031 | { 0xe0000, 0x4000 }, |
5032 | { 0x120000, 0x4000 }, | |
5033 | { 0x1a0000, 0x4000 }, | |
5034 | { 0x160000, 0x4000 }, | |
5035 | { 0xffffffff, 0 }, | |
5bae30c9 MC |
5036 | }, |
5037 | mem_tbl_5709[] = { | |
5038 | { 0x60000, 0x4000 }, | |
5039 | { 0xa0000, 0x3000 }, | |
5040 | { 0xe0000, 0x4000 }, | |
5041 | { 0x120000, 0x4000 }, | |
5042 | { 0x1a0000, 0x4000 }, | |
5043 | { 0xffffffff, 0 }, | |
b6016b76 | 5044 | }; |
5bae30c9 MC |
5045 | struct mem_entry *mem_tbl; |
5046 | ||
5047 | if (CHIP_NUM(bp) == CHIP_NUM_5709) | |
5048 | mem_tbl = mem_tbl_5709; | |
5049 | else | |
5050 | mem_tbl = mem_tbl_5706; | |
b6016b76 MC |
5051 | |
5052 | for (i = 0; mem_tbl[i].offset != 0xffffffff; i++) { | |
5053 | if ((ret = bnx2_do_mem_test(bp, mem_tbl[i].offset, | |
5054 | mem_tbl[i].len)) != 0) { | |
5055 | return ret; | |
5056 | } | |
5057 | } | |
6aa20a22 | 5058 | |
b6016b76 MC |
5059 | return ret; |
5060 | } | |
5061 | ||
bc5a0690 MC |
5062 | #define BNX2_MAC_LOOPBACK 0 |
5063 | #define BNX2_PHY_LOOPBACK 1 | |
5064 | ||
b6016b76 | 5065 | static int |
bc5a0690 | 5066 | bnx2_run_loopback(struct bnx2 *bp, int loopback_mode) |
b6016b76 MC |
5067 | { |
5068 | unsigned int pkt_size, num_pkts, i; | |
5069 | struct sk_buff *skb, *rx_skb; | |
5070 | unsigned char *packet; | |
bc5a0690 | 5071 | u16 rx_start_idx, rx_idx; |
b6016b76 MC |
5072 | dma_addr_t map; |
5073 | struct tx_bd *txbd; | |
5074 | struct sw_bd *rx_buf; | |
5075 | struct l2_fhdr *rx_hdr; | |
5076 | int ret = -ENODEV; | |
c76c0475 MC |
5077 | struct bnx2_napi *bnapi = &bp->bnx2_napi[0], *tx_napi; |
5078 | ||
5079 | tx_napi = bnapi; | |
f86e82fb | 5080 | if (bp->flags & BNX2_FLAG_USING_MSIX) |
c76c0475 | 5081 | tx_napi = &bp->bnx2_napi[BNX2_TX_VEC]; |
b6016b76 | 5082 | |
bc5a0690 MC |
5083 | if (loopback_mode == BNX2_MAC_LOOPBACK) { |
5084 | bp->loopback = MAC_LOOPBACK; | |
5085 | bnx2_set_mac_loopback(bp); | |
5086 | } | |
5087 | else if (loopback_mode == BNX2_PHY_LOOPBACK) { | |
583c28e5 | 5088 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) |
489310a4 MC |
5089 | return 0; |
5090 | ||
80be4434 | 5091 | bp->loopback = PHY_LOOPBACK; |
bc5a0690 MC |
5092 | bnx2_set_phy_loopback(bp); |
5093 | } | |
5094 | else | |
5095 | return -EINVAL; | |
b6016b76 | 5096 | |
84eaa187 | 5097 | pkt_size = min(bp->dev->mtu + ETH_HLEN, bp->rx_jumbo_thresh - 4); |
932f3772 | 5098 | skb = netdev_alloc_skb(bp->dev, pkt_size); |
b6cbc3b6 JL |
5099 | if (!skb) |
5100 | return -ENOMEM; | |
b6016b76 | 5101 | packet = skb_put(skb, pkt_size); |
6634292b | 5102 | memcpy(packet, bp->dev->dev_addr, 6); |
b6016b76 MC |
5103 | memset(packet + 6, 0x0, 8); |
5104 | for (i = 14; i < pkt_size; i++) | |
5105 | packet[i] = (unsigned char) (i & 0xff); | |
5106 | ||
5107 | map = pci_map_single(bp->pdev, skb->data, pkt_size, | |
5108 | PCI_DMA_TODEVICE); | |
5109 | ||
bf5295bb MC |
5110 | REG_WR(bp, BNX2_HC_COMMAND, |
5111 | bp->hc_cmd | BNX2_HC_COMMAND_COAL_NOW_WO_INT); | |
5112 | ||
b6016b76 MC |
5113 | REG_RD(bp, BNX2_HC_COMMAND); |
5114 | ||
5115 | udelay(5); | |
35efa7c1 | 5116 | rx_start_idx = bnx2_get_hw_rx_cons(bnapi); |
b6016b76 | 5117 | |
b6016b76 MC |
5118 | num_pkts = 0; |
5119 | ||
bc5a0690 | 5120 | txbd = &bp->tx_desc_ring[TX_RING_IDX(bp->tx_prod)]; |
b6016b76 MC |
5121 | |
5122 | txbd->tx_bd_haddr_hi = (u64) map >> 32; | |
5123 | txbd->tx_bd_haddr_lo = (u64) map & 0xffffffff; | |
5124 | txbd->tx_bd_mss_nbytes = pkt_size; | |
5125 | txbd->tx_bd_vlan_tag_flags = TX_BD_FLAGS_START | TX_BD_FLAGS_END; | |
5126 | ||
5127 | num_pkts++; | |
bc5a0690 MC |
5128 | bp->tx_prod = NEXT_TX_BD(bp->tx_prod); |
5129 | bp->tx_prod_bseq += pkt_size; | |
b6016b76 | 5130 | |
234754d5 MC |
5131 | REG_WR16(bp, bp->tx_bidx_addr, bp->tx_prod); |
5132 | REG_WR(bp, bp->tx_bseq_addr, bp->tx_prod_bseq); | |
b6016b76 MC |
5133 | |
5134 | udelay(100); | |
5135 | ||
bf5295bb MC |
5136 | REG_WR(bp, BNX2_HC_COMMAND, |
5137 | bp->hc_cmd | BNX2_HC_COMMAND_COAL_NOW_WO_INT); | |
5138 | ||
b6016b76 MC |
5139 | REG_RD(bp, BNX2_HC_COMMAND); |
5140 | ||
5141 | udelay(5); | |
5142 | ||
5143 | pci_unmap_single(bp->pdev, map, pkt_size, PCI_DMA_TODEVICE); | |
745720e5 | 5144 | dev_kfree_skb(skb); |
b6016b76 | 5145 | |
c76c0475 | 5146 | if (bnx2_get_hw_tx_cons(tx_napi) != bp->tx_prod) |
b6016b76 | 5147 | goto loopback_test_done; |
b6016b76 | 5148 | |
35efa7c1 | 5149 | rx_idx = bnx2_get_hw_rx_cons(bnapi); |
b6016b76 MC |
5150 | if (rx_idx != rx_start_idx + num_pkts) { |
5151 | goto loopback_test_done; | |
5152 | } | |
5153 | ||
5154 | rx_buf = &bp->rx_buf_ring[rx_start_idx]; | |
5155 | rx_skb = rx_buf->skb; | |
5156 | ||
5157 | rx_hdr = (struct l2_fhdr *) rx_skb->data; | |
5158 | skb_reserve(rx_skb, bp->rx_offset); | |
5159 | ||
5160 | pci_dma_sync_single_for_cpu(bp->pdev, | |
5161 | pci_unmap_addr(rx_buf, mapping), | |
5162 | bp->rx_buf_size, PCI_DMA_FROMDEVICE); | |
5163 | ||
ade2bfe7 | 5164 | if (rx_hdr->l2_fhdr_status & |
b6016b76 MC |
5165 | (L2_FHDR_ERRORS_BAD_CRC | |
5166 | L2_FHDR_ERRORS_PHY_DECODE | | |
5167 | L2_FHDR_ERRORS_ALIGNMENT | | |
5168 | L2_FHDR_ERRORS_TOO_SHORT | | |
5169 | L2_FHDR_ERRORS_GIANT_FRAME)) { | |
5170 | ||
5171 | goto loopback_test_done; | |
5172 | } | |
5173 | ||
5174 | if ((rx_hdr->l2_fhdr_pkt_len - 4) != pkt_size) { | |
5175 | goto loopback_test_done; | |
5176 | } | |
5177 | ||
5178 | for (i = 14; i < pkt_size; i++) { | |
5179 | if (*(rx_skb->data + i) != (unsigned char) (i & 0xff)) { | |
5180 | goto loopback_test_done; | |
5181 | } | |
5182 | } | |
5183 | ||
5184 | ret = 0; | |
5185 | ||
5186 | loopback_test_done: | |
5187 | bp->loopback = 0; | |
5188 | return ret; | |
5189 | } | |
5190 | ||
bc5a0690 MC |
5191 | #define BNX2_MAC_LOOPBACK_FAILED 1 |
5192 | #define BNX2_PHY_LOOPBACK_FAILED 2 | |
5193 | #define BNX2_LOOPBACK_FAILED (BNX2_MAC_LOOPBACK_FAILED | \ | |
5194 | BNX2_PHY_LOOPBACK_FAILED) | |
5195 | ||
5196 | static int | |
5197 | bnx2_test_loopback(struct bnx2 *bp) | |
5198 | { | |
5199 | int rc = 0; | |
5200 | ||
5201 | if (!netif_running(bp->dev)) | |
5202 | return BNX2_LOOPBACK_FAILED; | |
5203 | ||
5204 | bnx2_reset_nic(bp, BNX2_DRV_MSG_CODE_RESET); | |
5205 | spin_lock_bh(&bp->phy_lock); | |
5206 | bnx2_init_phy(bp); | |
5207 | spin_unlock_bh(&bp->phy_lock); | |
5208 | if (bnx2_run_loopback(bp, BNX2_MAC_LOOPBACK)) | |
5209 | rc |= BNX2_MAC_LOOPBACK_FAILED; | |
5210 | if (bnx2_run_loopback(bp, BNX2_PHY_LOOPBACK)) | |
5211 | rc |= BNX2_PHY_LOOPBACK_FAILED; | |
5212 | return rc; | |
5213 | } | |
5214 | ||
b6016b76 MC |
5215 | #define NVRAM_SIZE 0x200 |
5216 | #define CRC32_RESIDUAL 0xdebb20e3 | |
5217 | ||
5218 | static int | |
5219 | bnx2_test_nvram(struct bnx2 *bp) | |
5220 | { | |
b491edd5 | 5221 | __be32 buf[NVRAM_SIZE / 4]; |
b6016b76 MC |
5222 | u8 *data = (u8 *) buf; |
5223 | int rc = 0; | |
5224 | u32 magic, csum; | |
5225 | ||
5226 | if ((rc = bnx2_nvram_read(bp, 0, data, 4)) != 0) | |
5227 | goto test_nvram_done; | |
5228 | ||
5229 | magic = be32_to_cpu(buf[0]); | |
5230 | if (magic != 0x669955aa) { | |
5231 | rc = -ENODEV; | |
5232 | goto test_nvram_done; | |
5233 | } | |
5234 | ||
5235 | if ((rc = bnx2_nvram_read(bp, 0x100, data, NVRAM_SIZE)) != 0) | |
5236 | goto test_nvram_done; | |
5237 | ||
5238 | csum = ether_crc_le(0x100, data); | |
5239 | if (csum != CRC32_RESIDUAL) { | |
5240 | rc = -ENODEV; | |
5241 | goto test_nvram_done; | |
5242 | } | |
5243 | ||
5244 | csum = ether_crc_le(0x100, data + 0x100); | |
5245 | if (csum != CRC32_RESIDUAL) { | |
5246 | rc = -ENODEV; | |
5247 | } | |
5248 | ||
5249 | test_nvram_done: | |
5250 | return rc; | |
5251 | } | |
5252 | ||
5253 | static int | |
5254 | bnx2_test_link(struct bnx2 *bp) | |
5255 | { | |
5256 | u32 bmsr; | |
5257 | ||
583c28e5 | 5258 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) { |
489310a4 MC |
5259 | if (bp->link_up) |
5260 | return 0; | |
5261 | return -ENODEV; | |
5262 | } | |
c770a65c | 5263 | spin_lock_bh(&bp->phy_lock); |
27a005b8 MC |
5264 | bnx2_enable_bmsr1(bp); |
5265 | bnx2_read_phy(bp, bp->mii_bmsr1, &bmsr); | |
5266 | bnx2_read_phy(bp, bp->mii_bmsr1, &bmsr); | |
5267 | bnx2_disable_bmsr1(bp); | |
c770a65c | 5268 | spin_unlock_bh(&bp->phy_lock); |
6aa20a22 | 5269 | |
b6016b76 MC |
5270 | if (bmsr & BMSR_LSTATUS) { |
5271 | return 0; | |
5272 | } | |
5273 | return -ENODEV; | |
5274 | } | |
5275 | ||
5276 | static int | |
5277 | bnx2_test_intr(struct bnx2 *bp) | |
5278 | { | |
5279 | int i; | |
b6016b76 MC |
5280 | u16 status_idx; |
5281 | ||
5282 | if (!netif_running(bp->dev)) | |
5283 | return -ENODEV; | |
5284 | ||
5285 | status_idx = REG_RD(bp, BNX2_PCICFG_INT_ACK_CMD) & 0xffff; | |
5286 | ||
5287 | /* This register is not touched during run-time. */ | |
bf5295bb | 5288 | REG_WR(bp, BNX2_HC_COMMAND, bp->hc_cmd | BNX2_HC_COMMAND_COAL_NOW); |
b6016b76 MC |
5289 | REG_RD(bp, BNX2_HC_COMMAND); |
5290 | ||
5291 | for (i = 0; i < 10; i++) { | |
5292 | if ((REG_RD(bp, BNX2_PCICFG_INT_ACK_CMD) & 0xffff) != | |
5293 | status_idx) { | |
5294 | ||
5295 | break; | |
5296 | } | |
5297 | ||
5298 | msleep_interruptible(10); | |
5299 | } | |
5300 | if (i < 10) | |
5301 | return 0; | |
5302 | ||
5303 | return -ENODEV; | |
5304 | } | |
5305 | ||
b2fadeae MC |
5306 | static int |
5307 | bnx2_5706_serdes_has_link(struct bnx2 *bp) | |
5308 | { | |
5309 | u32 mode_ctl, an_dbg, exp; | |
5310 | ||
5311 | bnx2_write_phy(bp, MII_BNX2_MISC_SHADOW, MISC_SHDW_MODE_CTL); | |
5312 | bnx2_read_phy(bp, MII_BNX2_MISC_SHADOW, &mode_ctl); | |
5313 | ||
5314 | if (!(mode_ctl & MISC_SHDW_MODE_CTL_SIG_DET)) | |
5315 | return 0; | |
5316 | ||
5317 | bnx2_write_phy(bp, MII_BNX2_MISC_SHADOW, MISC_SHDW_AN_DBG); | |
5318 | bnx2_read_phy(bp, MII_BNX2_MISC_SHADOW, &an_dbg); | |
5319 | bnx2_read_phy(bp, MII_BNX2_MISC_SHADOW, &an_dbg); | |
5320 | ||
f3014c0c | 5321 | if (an_dbg & (MISC_SHDW_AN_DBG_NOSYNC | MISC_SHDW_AN_DBG_RUDI_INVALID)) |
b2fadeae MC |
5322 | return 0; |
5323 | ||
5324 | bnx2_write_phy(bp, MII_BNX2_DSP_ADDRESS, MII_EXPAND_REG1); | |
5325 | bnx2_read_phy(bp, MII_BNX2_DSP_RW_PORT, &exp); | |
5326 | bnx2_read_phy(bp, MII_BNX2_DSP_RW_PORT, &exp); | |
5327 | ||
5328 | if (exp & MII_EXPAND_REG1_RUDI_C) /* receiving CONFIG */ | |
5329 | return 0; | |
5330 | ||
5331 | return 1; | |
5332 | } | |
5333 | ||
b6016b76 | 5334 | static void |
48b01e2d | 5335 | bnx2_5706_serdes_timer(struct bnx2 *bp) |
b6016b76 | 5336 | { |
b2fadeae MC |
5337 | int check_link = 1; |
5338 | ||
48b01e2d | 5339 | spin_lock(&bp->phy_lock); |
583c28e5 | 5340 | if (bp->phy_flags & BNX2_PHY_FLAG_FORCED_DOWN) { |
b2fadeae | 5341 | bnx2_5706s_force_link_dn(bp, 0); |
583c28e5 | 5342 | bp->phy_flags &= ~BNX2_PHY_FLAG_FORCED_DOWN; |
b2fadeae MC |
5343 | spin_unlock(&bp->phy_lock); |
5344 | return; | |
5345 | } | |
5346 | ||
5347 | if (bp->serdes_an_pending) { | |
48b01e2d | 5348 | bp->serdes_an_pending--; |
b2fadeae MC |
5349 | check_link = 0; |
5350 | } else if ((bp->link_up == 0) && (bp->autoneg & AUTONEG_SPEED)) { | |
48b01e2d | 5351 | u32 bmcr; |
b6016b76 | 5352 | |
48b01e2d | 5353 | bp->current_interval = bp->timer_interval; |
cd339a0e | 5354 | |
ca58c3af | 5355 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
b6016b76 | 5356 | |
48b01e2d | 5357 | if (bmcr & BMCR_ANENABLE) { |
b2fadeae | 5358 | if (bnx2_5706_serdes_has_link(bp)) { |
48b01e2d MC |
5359 | bmcr &= ~BMCR_ANENABLE; |
5360 | bmcr |= BMCR_SPEED1000 | BMCR_FULLDPLX; | |
ca58c3af | 5361 | bnx2_write_phy(bp, bp->mii_bmcr, bmcr); |
583c28e5 | 5362 | bp->phy_flags |= BNX2_PHY_FLAG_PARALLEL_DETECT; |
48b01e2d | 5363 | } |
b6016b76 | 5364 | } |
48b01e2d MC |
5365 | } |
5366 | else if ((bp->link_up) && (bp->autoneg & AUTONEG_SPEED) && | |
583c28e5 | 5367 | (bp->phy_flags & BNX2_PHY_FLAG_PARALLEL_DETECT)) { |
48b01e2d | 5368 | u32 phy2; |
b6016b76 | 5369 | |
b2fadeae | 5370 | check_link = 0; |
48b01e2d MC |
5371 | bnx2_write_phy(bp, 0x17, 0x0f01); |
5372 | bnx2_read_phy(bp, 0x15, &phy2); | |
5373 | if (phy2 & 0x20) { | |
5374 | u32 bmcr; | |
cd339a0e | 5375 | |
ca58c3af | 5376 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
48b01e2d | 5377 | bmcr |= BMCR_ANENABLE; |
ca58c3af | 5378 | bnx2_write_phy(bp, bp->mii_bmcr, bmcr); |
b6016b76 | 5379 | |
583c28e5 | 5380 | bp->phy_flags &= ~BNX2_PHY_FLAG_PARALLEL_DETECT; |
48b01e2d MC |
5381 | } |
5382 | } else | |
5383 | bp->current_interval = bp->timer_interval; | |
b6016b76 | 5384 | |
b2fadeae MC |
5385 | if (bp->link_up && (bp->autoneg & AUTONEG_SPEED) && check_link) { |
5386 | u32 val; | |
5387 | ||
5388 | bnx2_write_phy(bp, MII_BNX2_MISC_SHADOW, MISC_SHDW_AN_DBG); | |
5389 | bnx2_read_phy(bp, MII_BNX2_MISC_SHADOW, &val); | |
5390 | bnx2_read_phy(bp, MII_BNX2_MISC_SHADOW, &val); | |
5391 | ||
5392 | if (val & MISC_SHDW_AN_DBG_NOSYNC) { | |
5393 | bnx2_5706s_force_link_dn(bp, 1); | |
583c28e5 | 5394 | bp->phy_flags |= BNX2_PHY_FLAG_FORCED_DOWN; |
b2fadeae MC |
5395 | } |
5396 | } | |
48b01e2d MC |
5397 | spin_unlock(&bp->phy_lock); |
5398 | } | |
b6016b76 | 5399 | |
f8dd064e MC |
5400 | static void |
5401 | bnx2_5708_serdes_timer(struct bnx2 *bp) | |
5402 | { | |
583c28e5 | 5403 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) |
0d8a6571 MC |
5404 | return; |
5405 | ||
583c28e5 | 5406 | if ((bp->phy_flags & BNX2_PHY_FLAG_2_5G_CAPABLE) == 0) { |
f8dd064e MC |
5407 | bp->serdes_an_pending = 0; |
5408 | return; | |
5409 | } | |
b6016b76 | 5410 | |
f8dd064e MC |
5411 | spin_lock(&bp->phy_lock); |
5412 | if (bp->serdes_an_pending) | |
5413 | bp->serdes_an_pending--; | |
5414 | else if ((bp->link_up == 0) && (bp->autoneg & AUTONEG_SPEED)) { | |
5415 | u32 bmcr; | |
b6016b76 | 5416 | |
ca58c3af | 5417 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
f8dd064e | 5418 | if (bmcr & BMCR_ANENABLE) { |
605a9e20 | 5419 | bnx2_enable_forced_2g5(bp); |
f8dd064e MC |
5420 | bp->current_interval = SERDES_FORCED_TIMEOUT; |
5421 | } else { | |
605a9e20 | 5422 | bnx2_disable_forced_2g5(bp); |
f8dd064e MC |
5423 | bp->serdes_an_pending = 2; |
5424 | bp->current_interval = bp->timer_interval; | |
b6016b76 | 5425 | } |
b6016b76 | 5426 | |
f8dd064e MC |
5427 | } else |
5428 | bp->current_interval = bp->timer_interval; | |
b6016b76 | 5429 | |
f8dd064e MC |
5430 | spin_unlock(&bp->phy_lock); |
5431 | } | |
5432 | ||
48b01e2d MC |
5433 | static void |
5434 | bnx2_timer(unsigned long data) | |
5435 | { | |
5436 | struct bnx2 *bp = (struct bnx2 *) data; | |
b6016b76 | 5437 | |
48b01e2d MC |
5438 | if (!netif_running(bp->dev)) |
5439 | return; | |
b6016b76 | 5440 | |
48b01e2d MC |
5441 | if (atomic_read(&bp->intr_sem) != 0) |
5442 | goto bnx2_restart_timer; | |
b6016b76 | 5443 | |
df149d70 | 5444 | bnx2_send_heart_beat(bp); |
b6016b76 | 5445 | |
48b01e2d | 5446 | bp->stats_blk->stat_FwRxDrop = REG_RD_IND(bp, BNX2_FW_RX_DROP_COUNT); |
b6016b76 | 5447 | |
02537b06 MC |
5448 | /* workaround occasional corrupted counters */ |
5449 | if (CHIP_NUM(bp) == CHIP_NUM_5708 && bp->stats_ticks) | |
5450 | REG_WR(bp, BNX2_HC_COMMAND, bp->hc_cmd | | |
5451 | BNX2_HC_COMMAND_STATS_NOW); | |
5452 | ||
583c28e5 | 5453 | if (bp->phy_flags & BNX2_PHY_FLAG_SERDES) { |
f8dd064e MC |
5454 | if (CHIP_NUM(bp) == CHIP_NUM_5706) |
5455 | bnx2_5706_serdes_timer(bp); | |
27a005b8 | 5456 | else |
f8dd064e | 5457 | bnx2_5708_serdes_timer(bp); |
b6016b76 MC |
5458 | } |
5459 | ||
5460 | bnx2_restart_timer: | |
cd339a0e | 5461 | mod_timer(&bp->timer, jiffies + bp->current_interval); |
b6016b76 MC |
5462 | } |
5463 | ||
8e6a72c4 MC |
5464 | static int |
5465 | bnx2_request_irq(struct bnx2 *bp) | |
5466 | { | |
5467 | struct net_device *dev = bp->dev; | |
6d866ffc | 5468 | unsigned long flags; |
b4b36042 MC |
5469 | struct bnx2_irq *irq; |
5470 | int rc = 0, i; | |
8e6a72c4 | 5471 | |
f86e82fb | 5472 | if (bp->flags & BNX2_FLAG_USING_MSI_OR_MSIX) |
6d866ffc MC |
5473 | flags = 0; |
5474 | else | |
5475 | flags = IRQF_SHARED; | |
b4b36042 MC |
5476 | |
5477 | for (i = 0; i < bp->irq_nvecs; i++) { | |
5478 | irq = &bp->irq_tbl[i]; | |
c76c0475 | 5479 | rc = request_irq(irq->vector, irq->handler, flags, irq->name, |
b4b36042 MC |
5480 | dev); |
5481 | if (rc) | |
5482 | break; | |
5483 | irq->requested = 1; | |
5484 | } | |
8e6a72c4 MC |
5485 | return rc; |
5486 | } | |
5487 | ||
5488 | static void | |
5489 | bnx2_free_irq(struct bnx2 *bp) | |
5490 | { | |
5491 | struct net_device *dev = bp->dev; | |
b4b36042 MC |
5492 | struct bnx2_irq *irq; |
5493 | int i; | |
8e6a72c4 | 5494 | |
b4b36042 MC |
5495 | for (i = 0; i < bp->irq_nvecs; i++) { |
5496 | irq = &bp->irq_tbl[i]; | |
5497 | if (irq->requested) | |
5498 | free_irq(irq->vector, dev); | |
5499 | irq->requested = 0; | |
6d866ffc | 5500 | } |
f86e82fb | 5501 | if (bp->flags & BNX2_FLAG_USING_MSI) |
b4b36042 | 5502 | pci_disable_msi(bp->pdev); |
f86e82fb | 5503 | else if (bp->flags & BNX2_FLAG_USING_MSIX) |
b4b36042 MC |
5504 | pci_disable_msix(bp->pdev); |
5505 | ||
f86e82fb | 5506 | bp->flags &= ~(BNX2_FLAG_USING_MSI_OR_MSIX | BNX2_FLAG_ONE_SHOT_MSI); |
b4b36042 MC |
5507 | } |
5508 | ||
5509 | static void | |
5510 | bnx2_enable_msix(struct bnx2 *bp) | |
5511 | { | |
57851d84 MC |
5512 | int i, rc; |
5513 | struct msix_entry msix_ent[BNX2_MAX_MSIX_VEC]; | |
5514 | ||
b4b36042 MC |
5515 | bnx2_setup_msix_tbl(bp); |
5516 | REG_WR(bp, BNX2_PCI_MSIX_CONTROL, BNX2_MAX_MSIX_HW_VEC - 1); | |
5517 | REG_WR(bp, BNX2_PCI_MSIX_TBL_OFF_BIR, BNX2_PCI_GRC_WINDOW2_BASE); | |
5518 | REG_WR(bp, BNX2_PCI_MSIX_PBA_OFF_BIT, BNX2_PCI_GRC_WINDOW3_BASE); | |
57851d84 MC |
5519 | |
5520 | for (i = 0; i < BNX2_MAX_MSIX_VEC; i++) { | |
5521 | msix_ent[i].entry = i; | |
5522 | msix_ent[i].vector = 0; | |
5523 | } | |
5524 | ||
5525 | rc = pci_enable_msix(bp->pdev, msix_ent, BNX2_MAX_MSIX_VEC); | |
5526 | if (rc != 0) | |
5527 | return; | |
5528 | ||
5529 | bp->irq_tbl[BNX2_BASE_VEC].handler = bnx2_msi_1shot; | |
5530 | bp->irq_tbl[BNX2_TX_VEC].handler = bnx2_tx_msix; | |
5531 | ||
5532 | strcpy(bp->irq_tbl[BNX2_BASE_VEC].name, bp->dev->name); | |
5533 | strcat(bp->irq_tbl[BNX2_BASE_VEC].name, "-base"); | |
5534 | strcpy(bp->irq_tbl[BNX2_TX_VEC].name, bp->dev->name); | |
5535 | strcat(bp->irq_tbl[BNX2_TX_VEC].name, "-tx"); | |
5536 | ||
5537 | bp->irq_nvecs = BNX2_MAX_MSIX_VEC; | |
f86e82fb | 5538 | bp->flags |= BNX2_FLAG_USING_MSIX | BNX2_FLAG_ONE_SHOT_MSI; |
57851d84 MC |
5539 | for (i = 0; i < BNX2_MAX_MSIX_VEC; i++) |
5540 | bp->irq_tbl[i].vector = msix_ent[i].vector; | |
6d866ffc MC |
5541 | } |
5542 | ||
5543 | static void | |
5544 | bnx2_setup_int_mode(struct bnx2 *bp, int dis_msi) | |
5545 | { | |
5546 | bp->irq_tbl[0].handler = bnx2_interrupt; | |
5547 | strcpy(bp->irq_tbl[0].name, bp->dev->name); | |
b4b36042 MC |
5548 | bp->irq_nvecs = 1; |
5549 | bp->irq_tbl[0].vector = bp->pdev->irq; | |
5550 | ||
f86e82fb | 5551 | if ((bp->flags & BNX2_FLAG_MSIX_CAP) && !dis_msi) |
b4b36042 | 5552 | bnx2_enable_msix(bp); |
6d866ffc | 5553 | |
f86e82fb DM |
5554 | if ((bp->flags & BNX2_FLAG_MSI_CAP) && !dis_msi && |
5555 | !(bp->flags & BNX2_FLAG_USING_MSIX)) { | |
6d866ffc | 5556 | if (pci_enable_msi(bp->pdev) == 0) { |
f86e82fb | 5557 | bp->flags |= BNX2_FLAG_USING_MSI; |
6d866ffc | 5558 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
f86e82fb | 5559 | bp->flags |= BNX2_FLAG_ONE_SHOT_MSI; |
6d866ffc MC |
5560 | bp->irq_tbl[0].handler = bnx2_msi_1shot; |
5561 | } else | |
5562 | bp->irq_tbl[0].handler = bnx2_msi; | |
b4b36042 MC |
5563 | |
5564 | bp->irq_tbl[0].vector = bp->pdev->irq; | |
6d866ffc MC |
5565 | } |
5566 | } | |
8e6a72c4 MC |
5567 | } |
5568 | ||
b6016b76 MC |
5569 | /* Called with rtnl_lock */ |
5570 | static int | |
5571 | bnx2_open(struct net_device *dev) | |
5572 | { | |
972ec0d4 | 5573 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5574 | int rc; |
5575 | ||
1b2f922f MC |
5576 | netif_carrier_off(dev); |
5577 | ||
829ca9a3 | 5578 | bnx2_set_power_state(bp, PCI_D0); |
b6016b76 MC |
5579 | bnx2_disable_int(bp); |
5580 | ||
5581 | rc = bnx2_alloc_mem(bp); | |
5582 | if (rc) | |
5583 | return rc; | |
5584 | ||
6d866ffc | 5585 | bnx2_setup_int_mode(bp, disable_msi); |
35efa7c1 | 5586 | bnx2_napi_enable(bp); |
8e6a72c4 MC |
5587 | rc = bnx2_request_irq(bp); |
5588 | ||
b6016b76 | 5589 | if (rc) { |
35efa7c1 | 5590 | bnx2_napi_disable(bp); |
b6016b76 MC |
5591 | bnx2_free_mem(bp); |
5592 | return rc; | |
5593 | } | |
5594 | ||
5595 | rc = bnx2_init_nic(bp); | |
5596 | ||
5597 | if (rc) { | |
35efa7c1 | 5598 | bnx2_napi_disable(bp); |
8e6a72c4 | 5599 | bnx2_free_irq(bp); |
b6016b76 MC |
5600 | bnx2_free_skbs(bp); |
5601 | bnx2_free_mem(bp); | |
5602 | return rc; | |
5603 | } | |
6aa20a22 | 5604 | |
cd339a0e | 5605 | mod_timer(&bp->timer, jiffies + bp->current_interval); |
b6016b76 MC |
5606 | |
5607 | atomic_set(&bp->intr_sem, 0); | |
5608 | ||
5609 | bnx2_enable_int(bp); | |
5610 | ||
f86e82fb | 5611 | if (bp->flags & BNX2_FLAG_USING_MSI) { |
b6016b76 MC |
5612 | /* Test MSI to make sure it is working |
5613 | * If MSI test fails, go back to INTx mode | |
5614 | */ | |
5615 | if (bnx2_test_intr(bp) != 0) { | |
5616 | printk(KERN_WARNING PFX "%s: No interrupt was generated" | |
5617 | " using MSI, switching to INTx mode. Please" | |
5618 | " report this failure to the PCI maintainer" | |
5619 | " and include system chipset information.\n", | |
5620 | bp->dev->name); | |
5621 | ||
5622 | bnx2_disable_int(bp); | |
8e6a72c4 | 5623 | bnx2_free_irq(bp); |
b6016b76 | 5624 | |
6d866ffc MC |
5625 | bnx2_setup_int_mode(bp, 1); |
5626 | ||
b6016b76 MC |
5627 | rc = bnx2_init_nic(bp); |
5628 | ||
8e6a72c4 MC |
5629 | if (!rc) |
5630 | rc = bnx2_request_irq(bp); | |
5631 | ||
b6016b76 | 5632 | if (rc) { |
35efa7c1 | 5633 | bnx2_napi_disable(bp); |
b6016b76 MC |
5634 | bnx2_free_skbs(bp); |
5635 | bnx2_free_mem(bp); | |
5636 | del_timer_sync(&bp->timer); | |
5637 | return rc; | |
5638 | } | |
5639 | bnx2_enable_int(bp); | |
5640 | } | |
5641 | } | |
f86e82fb | 5642 | if (bp->flags & BNX2_FLAG_USING_MSI) |
b6016b76 | 5643 | printk(KERN_INFO PFX "%s: using MSI\n", dev->name); |
f86e82fb | 5644 | else if (bp->flags & BNX2_FLAG_USING_MSIX) |
57851d84 | 5645 | printk(KERN_INFO PFX "%s: using MSIX\n", dev->name); |
b6016b76 MC |
5646 | |
5647 | netif_start_queue(dev); | |
5648 | ||
5649 | return 0; | |
5650 | } | |
5651 | ||
5652 | static void | |
c4028958 | 5653 | bnx2_reset_task(struct work_struct *work) |
b6016b76 | 5654 | { |
c4028958 | 5655 | struct bnx2 *bp = container_of(work, struct bnx2, reset_task); |
b6016b76 | 5656 | |
afdc08b9 MC |
5657 | if (!netif_running(bp->dev)) |
5658 | return; | |
5659 | ||
5660 | bp->in_reset_task = 1; | |
b6016b76 MC |
5661 | bnx2_netif_stop(bp); |
5662 | ||
5663 | bnx2_init_nic(bp); | |
5664 | ||
5665 | atomic_set(&bp->intr_sem, 1); | |
5666 | bnx2_netif_start(bp); | |
afdc08b9 | 5667 | bp->in_reset_task = 0; |
b6016b76 MC |
5668 | } |
5669 | ||
5670 | static void | |
5671 | bnx2_tx_timeout(struct net_device *dev) | |
5672 | { | |
972ec0d4 | 5673 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5674 | |
5675 | /* This allows the netif to be shutdown gracefully before resetting */ | |
5676 | schedule_work(&bp->reset_task); | |
5677 | } | |
5678 | ||
5679 | #ifdef BCM_VLAN | |
5680 | /* Called with rtnl_lock */ | |
5681 | static void | |
5682 | bnx2_vlan_rx_register(struct net_device *dev, struct vlan_group *vlgrp) | |
5683 | { | |
972ec0d4 | 5684 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5685 | |
5686 | bnx2_netif_stop(bp); | |
5687 | ||
5688 | bp->vlgrp = vlgrp; | |
5689 | bnx2_set_rx_mode(dev); | |
5690 | ||
5691 | bnx2_netif_start(bp); | |
5692 | } | |
b6016b76 MC |
5693 | #endif |
5694 | ||
932ff279 | 5695 | /* Called with netif_tx_lock. |
2f8af120 MC |
5696 | * bnx2_tx_int() runs without netif_tx_lock unless it needs to call |
5697 | * netif_wake_queue(). | |
b6016b76 MC |
5698 | */ |
5699 | static int | |
5700 | bnx2_start_xmit(struct sk_buff *skb, struct net_device *dev) | |
5701 | { | |
972ec0d4 | 5702 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5703 | dma_addr_t mapping; |
5704 | struct tx_bd *txbd; | |
5705 | struct sw_bd *tx_buf; | |
5706 | u32 len, vlan_tag_flags, last_frag, mss; | |
5707 | u16 prod, ring_prod; | |
5708 | int i; | |
57851d84 | 5709 | struct bnx2_napi *bnapi = &bp->bnx2_napi[bp->tx_vec]; |
b6016b76 | 5710 | |
a550c99b MC |
5711 | if (unlikely(bnx2_tx_avail(bp, bnapi) < |
5712 | (skb_shinfo(skb)->nr_frags + 1))) { | |
b6016b76 MC |
5713 | netif_stop_queue(dev); |
5714 | printk(KERN_ERR PFX "%s: BUG! Tx ring full when queue awake!\n", | |
5715 | dev->name); | |
5716 | ||
5717 | return NETDEV_TX_BUSY; | |
5718 | } | |
5719 | len = skb_headlen(skb); | |
5720 | prod = bp->tx_prod; | |
5721 | ring_prod = TX_RING_IDX(prod); | |
5722 | ||
5723 | vlan_tag_flags = 0; | |
84fa7933 | 5724 | if (skb->ip_summed == CHECKSUM_PARTIAL) { |
b6016b76 MC |
5725 | vlan_tag_flags |= TX_BD_FLAGS_TCP_UDP_CKSUM; |
5726 | } | |
5727 | ||
79ea13ce | 5728 | if (bp->vlgrp && vlan_tx_tag_present(skb)) { |
b6016b76 MC |
5729 | vlan_tag_flags |= |
5730 | (TX_BD_FLAGS_VLAN_TAG | (vlan_tx_tag_get(skb) << 16)); | |
5731 | } | |
fde82055 | 5732 | if ((mss = skb_shinfo(skb)->gso_size)) { |
b6016b76 | 5733 | u32 tcp_opt_len, ip_tcp_len; |
eddc9ec5 | 5734 | struct iphdr *iph; |
b6016b76 | 5735 | |
b6016b76 MC |
5736 | vlan_tag_flags |= TX_BD_FLAGS_SW_LSO; |
5737 | ||
4666f87a MC |
5738 | tcp_opt_len = tcp_optlen(skb); |
5739 | ||
5740 | if (skb_shinfo(skb)->gso_type & SKB_GSO_TCPV6) { | |
5741 | u32 tcp_off = skb_transport_offset(skb) - | |
5742 | sizeof(struct ipv6hdr) - ETH_HLEN; | |
ab6a5bb6 | 5743 | |
4666f87a MC |
5744 | vlan_tag_flags |= ((tcp_opt_len >> 2) << 8) | |
5745 | TX_BD_FLAGS_SW_FLAGS; | |
5746 | if (likely(tcp_off == 0)) | |
5747 | vlan_tag_flags &= ~TX_BD_FLAGS_TCP6_OFF0_MSK; | |
5748 | else { | |
5749 | tcp_off >>= 3; | |
5750 | vlan_tag_flags |= ((tcp_off & 0x3) << | |
5751 | TX_BD_FLAGS_TCP6_OFF0_SHL) | | |
5752 | ((tcp_off & 0x10) << | |
5753 | TX_BD_FLAGS_TCP6_OFF4_SHL); | |
5754 | mss |= (tcp_off & 0xc) << TX_BD_TCP6_OFF2_SHL; | |
5755 | } | |
5756 | } else { | |
5757 | if (skb_header_cloned(skb) && | |
5758 | pskb_expand_head(skb, 0, 0, GFP_ATOMIC)) { | |
5759 | dev_kfree_skb(skb); | |
5760 | return NETDEV_TX_OK; | |
5761 | } | |
b6016b76 | 5762 | |
4666f87a MC |
5763 | ip_tcp_len = ip_hdrlen(skb) + sizeof(struct tcphdr); |
5764 | ||
5765 | iph = ip_hdr(skb); | |
5766 | iph->check = 0; | |
5767 | iph->tot_len = htons(mss + ip_tcp_len + tcp_opt_len); | |
5768 | tcp_hdr(skb)->check = ~csum_tcpudp_magic(iph->saddr, | |
5769 | iph->daddr, 0, | |
5770 | IPPROTO_TCP, | |
5771 | 0); | |
5772 | if (tcp_opt_len || (iph->ihl > 5)) { | |
5773 | vlan_tag_flags |= ((iph->ihl - 5) + | |
5774 | (tcp_opt_len >> 2)) << 8; | |
5775 | } | |
b6016b76 | 5776 | } |
4666f87a | 5777 | } else |
b6016b76 | 5778 | mss = 0; |
b6016b76 MC |
5779 | |
5780 | mapping = pci_map_single(bp->pdev, skb->data, len, PCI_DMA_TODEVICE); | |
6aa20a22 | 5781 | |
b6016b76 MC |
5782 | tx_buf = &bp->tx_buf_ring[ring_prod]; |
5783 | tx_buf->skb = skb; | |
5784 | pci_unmap_addr_set(tx_buf, mapping, mapping); | |
5785 | ||
5786 | txbd = &bp->tx_desc_ring[ring_prod]; | |
5787 | ||
5788 | txbd->tx_bd_haddr_hi = (u64) mapping >> 32; | |
5789 | txbd->tx_bd_haddr_lo = (u64) mapping & 0xffffffff; | |
5790 | txbd->tx_bd_mss_nbytes = len | (mss << 16); | |
5791 | txbd->tx_bd_vlan_tag_flags = vlan_tag_flags | TX_BD_FLAGS_START; | |
5792 | ||
5793 | last_frag = skb_shinfo(skb)->nr_frags; | |
5794 | ||
5795 | for (i = 0; i < last_frag; i++) { | |
5796 | skb_frag_t *frag = &skb_shinfo(skb)->frags[i]; | |
5797 | ||
5798 | prod = NEXT_TX_BD(prod); | |
5799 | ring_prod = TX_RING_IDX(prod); | |
5800 | txbd = &bp->tx_desc_ring[ring_prod]; | |
5801 | ||
5802 | len = frag->size; | |
5803 | mapping = pci_map_page(bp->pdev, frag->page, frag->page_offset, | |
5804 | len, PCI_DMA_TODEVICE); | |
5805 | pci_unmap_addr_set(&bp->tx_buf_ring[ring_prod], | |
5806 | mapping, mapping); | |
5807 | ||
5808 | txbd->tx_bd_haddr_hi = (u64) mapping >> 32; | |
5809 | txbd->tx_bd_haddr_lo = (u64) mapping & 0xffffffff; | |
5810 | txbd->tx_bd_mss_nbytes = len | (mss << 16); | |
5811 | txbd->tx_bd_vlan_tag_flags = vlan_tag_flags; | |
5812 | ||
5813 | } | |
5814 | txbd->tx_bd_vlan_tag_flags |= TX_BD_FLAGS_END; | |
5815 | ||
5816 | prod = NEXT_TX_BD(prod); | |
5817 | bp->tx_prod_bseq += skb->len; | |
5818 | ||
234754d5 MC |
5819 | REG_WR16(bp, bp->tx_bidx_addr, prod); |
5820 | REG_WR(bp, bp->tx_bseq_addr, bp->tx_prod_bseq); | |
b6016b76 MC |
5821 | |
5822 | mmiowb(); | |
5823 | ||
5824 | bp->tx_prod = prod; | |
5825 | dev->trans_start = jiffies; | |
5826 | ||
a550c99b | 5827 | if (unlikely(bnx2_tx_avail(bp, bnapi) <= MAX_SKB_FRAGS)) { |
e89bbf10 | 5828 | netif_stop_queue(dev); |
a550c99b | 5829 | if (bnx2_tx_avail(bp, bnapi) > bp->tx_wake_thresh) |
e89bbf10 | 5830 | netif_wake_queue(dev); |
b6016b76 MC |
5831 | } |
5832 | ||
5833 | return NETDEV_TX_OK; | |
5834 | } | |
5835 | ||
5836 | /* Called with rtnl_lock */ | |
5837 | static int | |
5838 | bnx2_close(struct net_device *dev) | |
5839 | { | |
972ec0d4 | 5840 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5841 | u32 reset_code; |
5842 | ||
afdc08b9 MC |
5843 | /* Calling flush_scheduled_work() may deadlock because |
5844 | * linkwatch_event() may be on the workqueue and it will try to get | |
5845 | * the rtnl_lock which we are holding. | |
5846 | */ | |
5847 | while (bp->in_reset_task) | |
5848 | msleep(1); | |
5849 | ||
bea3348e | 5850 | bnx2_disable_int_sync(bp); |
35efa7c1 | 5851 | bnx2_napi_disable(bp); |
b6016b76 | 5852 | del_timer_sync(&bp->timer); |
f86e82fb | 5853 | if (bp->flags & BNX2_FLAG_NO_WOL) |
6c4f095e | 5854 | reset_code = BNX2_DRV_MSG_CODE_UNLOAD_LNK_DN; |
dda1e390 | 5855 | else if (bp->wol) |
b6016b76 MC |
5856 | reset_code = BNX2_DRV_MSG_CODE_SUSPEND_WOL; |
5857 | else | |
5858 | reset_code = BNX2_DRV_MSG_CODE_SUSPEND_NO_WOL; | |
5859 | bnx2_reset_chip(bp, reset_code); | |
8e6a72c4 | 5860 | bnx2_free_irq(bp); |
b6016b76 MC |
5861 | bnx2_free_skbs(bp); |
5862 | bnx2_free_mem(bp); | |
5863 | bp->link_up = 0; | |
5864 | netif_carrier_off(bp->dev); | |
829ca9a3 | 5865 | bnx2_set_power_state(bp, PCI_D3hot); |
b6016b76 MC |
5866 | return 0; |
5867 | } | |
5868 | ||
5869 | #define GET_NET_STATS64(ctr) \ | |
5870 | (unsigned long) ((unsigned long) (ctr##_hi) << 32) + \ | |
5871 | (unsigned long) (ctr##_lo) | |
5872 | ||
5873 | #define GET_NET_STATS32(ctr) \ | |
5874 | (ctr##_lo) | |
5875 | ||
5876 | #if (BITS_PER_LONG == 64) | |
5877 | #define GET_NET_STATS GET_NET_STATS64 | |
5878 | #else | |
5879 | #define GET_NET_STATS GET_NET_STATS32 | |
5880 | #endif | |
5881 | ||
5882 | static struct net_device_stats * | |
5883 | bnx2_get_stats(struct net_device *dev) | |
5884 | { | |
972ec0d4 | 5885 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5886 | struct statistics_block *stats_blk = bp->stats_blk; |
5887 | struct net_device_stats *net_stats = &bp->net_stats; | |
5888 | ||
5889 | if (bp->stats_blk == NULL) { | |
5890 | return net_stats; | |
5891 | } | |
5892 | net_stats->rx_packets = | |
5893 | GET_NET_STATS(stats_blk->stat_IfHCInUcastPkts) + | |
5894 | GET_NET_STATS(stats_blk->stat_IfHCInMulticastPkts) + | |
5895 | GET_NET_STATS(stats_blk->stat_IfHCInBroadcastPkts); | |
5896 | ||
5897 | net_stats->tx_packets = | |
5898 | GET_NET_STATS(stats_blk->stat_IfHCOutUcastPkts) + | |
5899 | GET_NET_STATS(stats_blk->stat_IfHCOutMulticastPkts) + | |
5900 | GET_NET_STATS(stats_blk->stat_IfHCOutBroadcastPkts); | |
5901 | ||
5902 | net_stats->rx_bytes = | |
5903 | GET_NET_STATS(stats_blk->stat_IfHCInOctets); | |
5904 | ||
5905 | net_stats->tx_bytes = | |
5906 | GET_NET_STATS(stats_blk->stat_IfHCOutOctets); | |
5907 | ||
6aa20a22 | 5908 | net_stats->multicast = |
b6016b76 MC |
5909 | GET_NET_STATS(stats_blk->stat_IfHCOutMulticastPkts); |
5910 | ||
6aa20a22 | 5911 | net_stats->collisions = |
b6016b76 MC |
5912 | (unsigned long) stats_blk->stat_EtherStatsCollisions; |
5913 | ||
6aa20a22 | 5914 | net_stats->rx_length_errors = |
b6016b76 MC |
5915 | (unsigned long) (stats_blk->stat_EtherStatsUndersizePkts + |
5916 | stats_blk->stat_EtherStatsOverrsizePkts); | |
5917 | ||
6aa20a22 | 5918 | net_stats->rx_over_errors = |
b6016b76 MC |
5919 | (unsigned long) stats_blk->stat_IfInMBUFDiscards; |
5920 | ||
6aa20a22 | 5921 | net_stats->rx_frame_errors = |
b6016b76 MC |
5922 | (unsigned long) stats_blk->stat_Dot3StatsAlignmentErrors; |
5923 | ||
6aa20a22 | 5924 | net_stats->rx_crc_errors = |
b6016b76 MC |
5925 | (unsigned long) stats_blk->stat_Dot3StatsFCSErrors; |
5926 | ||
5927 | net_stats->rx_errors = net_stats->rx_length_errors + | |
5928 | net_stats->rx_over_errors + net_stats->rx_frame_errors + | |
5929 | net_stats->rx_crc_errors; | |
5930 | ||
5931 | net_stats->tx_aborted_errors = | |
5932 | (unsigned long) (stats_blk->stat_Dot3StatsExcessiveCollisions + | |
5933 | stats_blk->stat_Dot3StatsLateCollisions); | |
5934 | ||
5b0c76ad MC |
5935 | if ((CHIP_NUM(bp) == CHIP_NUM_5706) || |
5936 | (CHIP_ID(bp) == CHIP_ID_5708_A0)) | |
b6016b76 MC |
5937 | net_stats->tx_carrier_errors = 0; |
5938 | else { | |
5939 | net_stats->tx_carrier_errors = | |
5940 | (unsigned long) | |
5941 | stats_blk->stat_Dot3StatsCarrierSenseErrors; | |
5942 | } | |
5943 | ||
5944 | net_stats->tx_errors = | |
6aa20a22 | 5945 | (unsigned long) |
b6016b76 MC |
5946 | stats_blk->stat_emac_tx_stat_dot3statsinternalmactransmiterrors |
5947 | + | |
5948 | net_stats->tx_aborted_errors + | |
5949 | net_stats->tx_carrier_errors; | |
5950 | ||
cea94db9 MC |
5951 | net_stats->rx_missed_errors = |
5952 | (unsigned long) (stats_blk->stat_IfInMBUFDiscards + | |
5953 | stats_blk->stat_FwRxDrop); | |
5954 | ||
b6016b76 MC |
5955 | return net_stats; |
5956 | } | |
5957 | ||
5958 | /* All ethtool functions called with rtnl_lock */ | |
5959 | ||
5960 | static int | |
5961 | bnx2_get_settings(struct net_device *dev, struct ethtool_cmd *cmd) | |
5962 | { | |
972ec0d4 | 5963 | struct bnx2 *bp = netdev_priv(dev); |
7b6b8347 | 5964 | int support_serdes = 0, support_copper = 0; |
b6016b76 MC |
5965 | |
5966 | cmd->supported = SUPPORTED_Autoneg; | |
583c28e5 | 5967 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) { |
7b6b8347 MC |
5968 | support_serdes = 1; |
5969 | support_copper = 1; | |
5970 | } else if (bp->phy_port == PORT_FIBRE) | |
5971 | support_serdes = 1; | |
5972 | else | |
5973 | support_copper = 1; | |
5974 | ||
5975 | if (support_serdes) { | |
b6016b76 MC |
5976 | cmd->supported |= SUPPORTED_1000baseT_Full | |
5977 | SUPPORTED_FIBRE; | |
583c28e5 | 5978 | if (bp->phy_flags & BNX2_PHY_FLAG_2_5G_CAPABLE) |
605a9e20 | 5979 | cmd->supported |= SUPPORTED_2500baseX_Full; |
b6016b76 | 5980 | |
b6016b76 | 5981 | } |
7b6b8347 | 5982 | if (support_copper) { |
b6016b76 MC |
5983 | cmd->supported |= SUPPORTED_10baseT_Half | |
5984 | SUPPORTED_10baseT_Full | | |
5985 | SUPPORTED_100baseT_Half | | |
5986 | SUPPORTED_100baseT_Full | | |
5987 | SUPPORTED_1000baseT_Full | | |
5988 | SUPPORTED_TP; | |
5989 | ||
b6016b76 MC |
5990 | } |
5991 | ||
7b6b8347 MC |
5992 | spin_lock_bh(&bp->phy_lock); |
5993 | cmd->port = bp->phy_port; | |
b6016b76 MC |
5994 | cmd->advertising = bp->advertising; |
5995 | ||
5996 | if (bp->autoneg & AUTONEG_SPEED) { | |
5997 | cmd->autoneg = AUTONEG_ENABLE; | |
5998 | } | |
5999 | else { | |
6000 | cmd->autoneg = AUTONEG_DISABLE; | |
6001 | } | |
6002 | ||
6003 | if (netif_carrier_ok(dev)) { | |
6004 | cmd->speed = bp->line_speed; | |
6005 | cmd->duplex = bp->duplex; | |
6006 | } | |
6007 | else { | |
6008 | cmd->speed = -1; | |
6009 | cmd->duplex = -1; | |
6010 | } | |
7b6b8347 | 6011 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
6012 | |
6013 | cmd->transceiver = XCVR_INTERNAL; | |
6014 | cmd->phy_address = bp->phy_addr; | |
6015 | ||
6016 | return 0; | |
6017 | } | |
6aa20a22 | 6018 | |
b6016b76 MC |
6019 | static int |
6020 | bnx2_set_settings(struct net_device *dev, struct ethtool_cmd *cmd) | |
6021 | { | |
972ec0d4 | 6022 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6023 | u8 autoneg = bp->autoneg; |
6024 | u8 req_duplex = bp->req_duplex; | |
6025 | u16 req_line_speed = bp->req_line_speed; | |
6026 | u32 advertising = bp->advertising; | |
7b6b8347 MC |
6027 | int err = -EINVAL; |
6028 | ||
6029 | spin_lock_bh(&bp->phy_lock); | |
6030 | ||
6031 | if (cmd->port != PORT_TP && cmd->port != PORT_FIBRE) | |
6032 | goto err_out_unlock; | |
6033 | ||
583c28e5 MC |
6034 | if (cmd->port != bp->phy_port && |
6035 | !(bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP)) | |
7b6b8347 | 6036 | goto err_out_unlock; |
b6016b76 MC |
6037 | |
6038 | if (cmd->autoneg == AUTONEG_ENABLE) { | |
6039 | autoneg |= AUTONEG_SPEED; | |
6040 | ||
6aa20a22 | 6041 | cmd->advertising &= ETHTOOL_ALL_COPPER_SPEED; |
b6016b76 MC |
6042 | |
6043 | /* allow advertising 1 speed */ | |
6044 | if ((cmd->advertising == ADVERTISED_10baseT_Half) || | |
6045 | (cmd->advertising == ADVERTISED_10baseT_Full) || | |
6046 | (cmd->advertising == ADVERTISED_100baseT_Half) || | |
6047 | (cmd->advertising == ADVERTISED_100baseT_Full)) { | |
6048 | ||
7b6b8347 MC |
6049 | if (cmd->port == PORT_FIBRE) |
6050 | goto err_out_unlock; | |
b6016b76 MC |
6051 | |
6052 | advertising = cmd->advertising; | |
6053 | ||
27a005b8 | 6054 | } else if (cmd->advertising == ADVERTISED_2500baseX_Full) { |
583c28e5 | 6055 | if (!(bp->phy_flags & BNX2_PHY_FLAG_2_5G_CAPABLE) || |
7b6b8347 MC |
6056 | (cmd->port == PORT_TP)) |
6057 | goto err_out_unlock; | |
6058 | } else if (cmd->advertising == ADVERTISED_1000baseT_Full) | |
b6016b76 | 6059 | advertising = cmd->advertising; |
7b6b8347 MC |
6060 | else if (cmd->advertising == ADVERTISED_1000baseT_Half) |
6061 | goto err_out_unlock; | |
b6016b76 | 6062 | else { |
7b6b8347 | 6063 | if (cmd->port == PORT_FIBRE) |
b6016b76 | 6064 | advertising = ETHTOOL_ALL_FIBRE_SPEED; |
7b6b8347 | 6065 | else |
b6016b76 | 6066 | advertising = ETHTOOL_ALL_COPPER_SPEED; |
b6016b76 MC |
6067 | } |
6068 | advertising |= ADVERTISED_Autoneg; | |
6069 | } | |
6070 | else { | |
7b6b8347 | 6071 | if (cmd->port == PORT_FIBRE) { |
80be4434 MC |
6072 | if ((cmd->speed != SPEED_1000 && |
6073 | cmd->speed != SPEED_2500) || | |
6074 | (cmd->duplex != DUPLEX_FULL)) | |
7b6b8347 | 6075 | goto err_out_unlock; |
80be4434 MC |
6076 | |
6077 | if (cmd->speed == SPEED_2500 && | |
583c28e5 | 6078 | !(bp->phy_flags & BNX2_PHY_FLAG_2_5G_CAPABLE)) |
7b6b8347 | 6079 | goto err_out_unlock; |
b6016b76 | 6080 | } |
7b6b8347 MC |
6081 | else if (cmd->speed == SPEED_1000 || cmd->speed == SPEED_2500) |
6082 | goto err_out_unlock; | |
6083 | ||
b6016b76 MC |
6084 | autoneg &= ~AUTONEG_SPEED; |
6085 | req_line_speed = cmd->speed; | |
6086 | req_duplex = cmd->duplex; | |
6087 | advertising = 0; | |
6088 | } | |
6089 | ||
6090 | bp->autoneg = autoneg; | |
6091 | bp->advertising = advertising; | |
6092 | bp->req_line_speed = req_line_speed; | |
6093 | bp->req_duplex = req_duplex; | |
6094 | ||
7b6b8347 | 6095 | err = bnx2_setup_phy(bp, cmd->port); |
b6016b76 | 6096 | |
7b6b8347 | 6097 | err_out_unlock: |
c770a65c | 6098 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 | 6099 | |
7b6b8347 | 6100 | return err; |
b6016b76 MC |
6101 | } |
6102 | ||
6103 | static void | |
6104 | bnx2_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *info) | |
6105 | { | |
972ec0d4 | 6106 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6107 | |
6108 | strcpy(info->driver, DRV_MODULE_NAME); | |
6109 | strcpy(info->version, DRV_MODULE_VERSION); | |
6110 | strcpy(info->bus_info, pci_name(bp->pdev)); | |
58fc2ea4 | 6111 | strcpy(info->fw_version, bp->fw_version); |
b6016b76 MC |
6112 | } |
6113 | ||
244ac4f4 MC |
6114 | #define BNX2_REGDUMP_LEN (32 * 1024) |
6115 | ||
6116 | static int | |
6117 | bnx2_get_regs_len(struct net_device *dev) | |
6118 | { | |
6119 | return BNX2_REGDUMP_LEN; | |
6120 | } | |
6121 | ||
6122 | static void | |
6123 | bnx2_get_regs(struct net_device *dev, struct ethtool_regs *regs, void *_p) | |
6124 | { | |
6125 | u32 *p = _p, i, offset; | |
6126 | u8 *orig_p = _p; | |
6127 | struct bnx2 *bp = netdev_priv(dev); | |
6128 | u32 reg_boundaries[] = { 0x0000, 0x0098, 0x0400, 0x045c, | |
6129 | 0x0800, 0x0880, 0x0c00, 0x0c10, | |
6130 | 0x0c30, 0x0d08, 0x1000, 0x101c, | |
6131 | 0x1040, 0x1048, 0x1080, 0x10a4, | |
6132 | 0x1400, 0x1490, 0x1498, 0x14f0, | |
6133 | 0x1500, 0x155c, 0x1580, 0x15dc, | |
6134 | 0x1600, 0x1658, 0x1680, 0x16d8, | |
6135 | 0x1800, 0x1820, 0x1840, 0x1854, | |
6136 | 0x1880, 0x1894, 0x1900, 0x1984, | |
6137 | 0x1c00, 0x1c0c, 0x1c40, 0x1c54, | |
6138 | 0x1c80, 0x1c94, 0x1d00, 0x1d84, | |
6139 | 0x2000, 0x2030, 0x23c0, 0x2400, | |
6140 | 0x2800, 0x2820, 0x2830, 0x2850, | |
6141 | 0x2b40, 0x2c10, 0x2fc0, 0x3058, | |
6142 | 0x3c00, 0x3c94, 0x4000, 0x4010, | |
6143 | 0x4080, 0x4090, 0x43c0, 0x4458, | |
6144 | 0x4c00, 0x4c18, 0x4c40, 0x4c54, | |
6145 | 0x4fc0, 0x5010, 0x53c0, 0x5444, | |
6146 | 0x5c00, 0x5c18, 0x5c80, 0x5c90, | |
6147 | 0x5fc0, 0x6000, 0x6400, 0x6428, | |
6148 | 0x6800, 0x6848, 0x684c, 0x6860, | |
6149 | 0x6888, 0x6910, 0x8000 }; | |
6150 | ||
6151 | regs->version = 0; | |
6152 | ||
6153 | memset(p, 0, BNX2_REGDUMP_LEN); | |
6154 | ||
6155 | if (!netif_running(bp->dev)) | |
6156 | return; | |
6157 | ||
6158 | i = 0; | |
6159 | offset = reg_boundaries[0]; | |
6160 | p += offset; | |
6161 | while (offset < BNX2_REGDUMP_LEN) { | |
6162 | *p++ = REG_RD(bp, offset); | |
6163 | offset += 4; | |
6164 | if (offset == reg_boundaries[i + 1]) { | |
6165 | offset = reg_boundaries[i + 2]; | |
6166 | p = (u32 *) (orig_p + offset); | |
6167 | i += 2; | |
6168 | } | |
6169 | } | |
6170 | } | |
6171 | ||
b6016b76 MC |
6172 | static void |
6173 | bnx2_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol) | |
6174 | { | |
972ec0d4 | 6175 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 6176 | |
f86e82fb | 6177 | if (bp->flags & BNX2_FLAG_NO_WOL) { |
b6016b76 MC |
6178 | wol->supported = 0; |
6179 | wol->wolopts = 0; | |
6180 | } | |
6181 | else { | |
6182 | wol->supported = WAKE_MAGIC; | |
6183 | if (bp->wol) | |
6184 | wol->wolopts = WAKE_MAGIC; | |
6185 | else | |
6186 | wol->wolopts = 0; | |
6187 | } | |
6188 | memset(&wol->sopass, 0, sizeof(wol->sopass)); | |
6189 | } | |
6190 | ||
6191 | static int | |
6192 | bnx2_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol) | |
6193 | { | |
972ec0d4 | 6194 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6195 | |
6196 | if (wol->wolopts & ~WAKE_MAGIC) | |
6197 | return -EINVAL; | |
6198 | ||
6199 | if (wol->wolopts & WAKE_MAGIC) { | |
f86e82fb | 6200 | if (bp->flags & BNX2_FLAG_NO_WOL) |
b6016b76 MC |
6201 | return -EINVAL; |
6202 | ||
6203 | bp->wol = 1; | |
6204 | } | |
6205 | else { | |
6206 | bp->wol = 0; | |
6207 | } | |
6208 | return 0; | |
6209 | } | |
6210 | ||
6211 | static int | |
6212 | bnx2_nway_reset(struct net_device *dev) | |
6213 | { | |
972ec0d4 | 6214 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6215 | u32 bmcr; |
6216 | ||
6217 | if (!(bp->autoneg & AUTONEG_SPEED)) { | |
6218 | return -EINVAL; | |
6219 | } | |
6220 | ||
c770a65c | 6221 | spin_lock_bh(&bp->phy_lock); |
b6016b76 | 6222 | |
583c28e5 | 6223 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) { |
7b6b8347 MC |
6224 | int rc; |
6225 | ||
6226 | rc = bnx2_setup_remote_phy(bp, bp->phy_port); | |
6227 | spin_unlock_bh(&bp->phy_lock); | |
6228 | return rc; | |
6229 | } | |
6230 | ||
b6016b76 | 6231 | /* Force a link down visible on the other side */ |
583c28e5 | 6232 | if (bp->phy_flags & BNX2_PHY_FLAG_SERDES) { |
ca58c3af | 6233 | bnx2_write_phy(bp, bp->mii_bmcr, BMCR_LOOPBACK); |
c770a65c | 6234 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
6235 | |
6236 | msleep(20); | |
6237 | ||
c770a65c | 6238 | spin_lock_bh(&bp->phy_lock); |
f8dd064e MC |
6239 | |
6240 | bp->current_interval = SERDES_AN_TIMEOUT; | |
6241 | bp->serdes_an_pending = 1; | |
6242 | mod_timer(&bp->timer, jiffies + bp->current_interval); | |
b6016b76 MC |
6243 | } |
6244 | ||
ca58c3af | 6245 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
b6016b76 | 6246 | bmcr &= ~BMCR_LOOPBACK; |
ca58c3af | 6247 | bnx2_write_phy(bp, bp->mii_bmcr, bmcr | BMCR_ANRESTART | BMCR_ANENABLE); |
b6016b76 | 6248 | |
c770a65c | 6249 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
6250 | |
6251 | return 0; | |
6252 | } | |
6253 | ||
6254 | static int | |
6255 | bnx2_get_eeprom_len(struct net_device *dev) | |
6256 | { | |
972ec0d4 | 6257 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 6258 | |
1122db71 | 6259 | if (bp->flash_info == NULL) |
b6016b76 MC |
6260 | return 0; |
6261 | ||
1122db71 | 6262 | return (int) bp->flash_size; |
b6016b76 MC |
6263 | } |
6264 | ||
6265 | static int | |
6266 | bnx2_get_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom, | |
6267 | u8 *eebuf) | |
6268 | { | |
972ec0d4 | 6269 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6270 | int rc; |
6271 | ||
1064e944 | 6272 | /* parameters already validated in ethtool_get_eeprom */ |
b6016b76 MC |
6273 | |
6274 | rc = bnx2_nvram_read(bp, eeprom->offset, eebuf, eeprom->len); | |
6275 | ||
6276 | return rc; | |
6277 | } | |
6278 | ||
6279 | static int | |
6280 | bnx2_set_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom, | |
6281 | u8 *eebuf) | |
6282 | { | |
972ec0d4 | 6283 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6284 | int rc; |
6285 | ||
1064e944 | 6286 | /* parameters already validated in ethtool_set_eeprom */ |
b6016b76 MC |
6287 | |
6288 | rc = bnx2_nvram_write(bp, eeprom->offset, eebuf, eeprom->len); | |
6289 | ||
6290 | return rc; | |
6291 | } | |
6292 | ||
6293 | static int | |
6294 | bnx2_get_coalesce(struct net_device *dev, struct ethtool_coalesce *coal) | |
6295 | { | |
972ec0d4 | 6296 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6297 | |
6298 | memset(coal, 0, sizeof(struct ethtool_coalesce)); | |
6299 | ||
6300 | coal->rx_coalesce_usecs = bp->rx_ticks; | |
6301 | coal->rx_max_coalesced_frames = bp->rx_quick_cons_trip; | |
6302 | coal->rx_coalesce_usecs_irq = bp->rx_ticks_int; | |
6303 | coal->rx_max_coalesced_frames_irq = bp->rx_quick_cons_trip_int; | |
6304 | ||
6305 | coal->tx_coalesce_usecs = bp->tx_ticks; | |
6306 | coal->tx_max_coalesced_frames = bp->tx_quick_cons_trip; | |
6307 | coal->tx_coalesce_usecs_irq = bp->tx_ticks_int; | |
6308 | coal->tx_max_coalesced_frames_irq = bp->tx_quick_cons_trip_int; | |
6309 | ||
6310 | coal->stats_block_coalesce_usecs = bp->stats_ticks; | |
6311 | ||
6312 | return 0; | |
6313 | } | |
6314 | ||
6315 | static int | |
6316 | bnx2_set_coalesce(struct net_device *dev, struct ethtool_coalesce *coal) | |
6317 | { | |
972ec0d4 | 6318 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6319 | |
6320 | bp->rx_ticks = (u16) coal->rx_coalesce_usecs; | |
6321 | if (bp->rx_ticks > 0x3ff) bp->rx_ticks = 0x3ff; | |
6322 | ||
6aa20a22 | 6323 | bp->rx_quick_cons_trip = (u16) coal->rx_max_coalesced_frames; |
b6016b76 MC |
6324 | if (bp->rx_quick_cons_trip > 0xff) bp->rx_quick_cons_trip = 0xff; |
6325 | ||
6326 | bp->rx_ticks_int = (u16) coal->rx_coalesce_usecs_irq; | |
6327 | if (bp->rx_ticks_int > 0x3ff) bp->rx_ticks_int = 0x3ff; | |
6328 | ||
6329 | bp->rx_quick_cons_trip_int = (u16) coal->rx_max_coalesced_frames_irq; | |
6330 | if (bp->rx_quick_cons_trip_int > 0xff) | |
6331 | bp->rx_quick_cons_trip_int = 0xff; | |
6332 | ||
6333 | bp->tx_ticks = (u16) coal->tx_coalesce_usecs; | |
6334 | if (bp->tx_ticks > 0x3ff) bp->tx_ticks = 0x3ff; | |
6335 | ||
6336 | bp->tx_quick_cons_trip = (u16) coal->tx_max_coalesced_frames; | |
6337 | if (bp->tx_quick_cons_trip > 0xff) bp->tx_quick_cons_trip = 0xff; | |
6338 | ||
6339 | bp->tx_ticks_int = (u16) coal->tx_coalesce_usecs_irq; | |
6340 | if (bp->tx_ticks_int > 0x3ff) bp->tx_ticks_int = 0x3ff; | |
6341 | ||
6342 | bp->tx_quick_cons_trip_int = (u16) coal->tx_max_coalesced_frames_irq; | |
6343 | if (bp->tx_quick_cons_trip_int > 0xff) bp->tx_quick_cons_trip_int = | |
6344 | 0xff; | |
6345 | ||
6346 | bp->stats_ticks = coal->stats_block_coalesce_usecs; | |
02537b06 MC |
6347 | if (CHIP_NUM(bp) == CHIP_NUM_5708) { |
6348 | if (bp->stats_ticks != 0 && bp->stats_ticks != USEC_PER_SEC) | |
6349 | bp->stats_ticks = USEC_PER_SEC; | |
6350 | } | |
7ea6920e MC |
6351 | if (bp->stats_ticks > BNX2_HC_STATS_TICKS_HC_STAT_TICKS) |
6352 | bp->stats_ticks = BNX2_HC_STATS_TICKS_HC_STAT_TICKS; | |
6353 | bp->stats_ticks &= BNX2_HC_STATS_TICKS_HC_STAT_TICKS; | |
b6016b76 MC |
6354 | |
6355 | if (netif_running(bp->dev)) { | |
6356 | bnx2_netif_stop(bp); | |
6357 | bnx2_init_nic(bp); | |
6358 | bnx2_netif_start(bp); | |
6359 | } | |
6360 | ||
6361 | return 0; | |
6362 | } | |
6363 | ||
6364 | static void | |
6365 | bnx2_get_ringparam(struct net_device *dev, struct ethtool_ringparam *ering) | |
6366 | { | |
972ec0d4 | 6367 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 6368 | |
13daffa2 | 6369 | ering->rx_max_pending = MAX_TOTAL_RX_DESC_CNT; |
b6016b76 | 6370 | ering->rx_mini_max_pending = 0; |
47bf4246 | 6371 | ering->rx_jumbo_max_pending = MAX_TOTAL_RX_PG_DESC_CNT; |
b6016b76 MC |
6372 | |
6373 | ering->rx_pending = bp->rx_ring_size; | |
6374 | ering->rx_mini_pending = 0; | |
47bf4246 | 6375 | ering->rx_jumbo_pending = bp->rx_pg_ring_size; |
b6016b76 MC |
6376 | |
6377 | ering->tx_max_pending = MAX_TX_DESC_CNT; | |
6378 | ering->tx_pending = bp->tx_ring_size; | |
6379 | } | |
6380 | ||
6381 | static int | |
5d5d0015 | 6382 | bnx2_change_ring_size(struct bnx2 *bp, u32 rx, u32 tx) |
b6016b76 | 6383 | { |
13daffa2 MC |
6384 | if (netif_running(bp->dev)) { |
6385 | bnx2_netif_stop(bp); | |
6386 | bnx2_reset_chip(bp, BNX2_DRV_MSG_CODE_RESET); | |
6387 | bnx2_free_skbs(bp); | |
6388 | bnx2_free_mem(bp); | |
6389 | } | |
6390 | ||
5d5d0015 MC |
6391 | bnx2_set_rx_ring_size(bp, rx); |
6392 | bp->tx_ring_size = tx; | |
b6016b76 MC |
6393 | |
6394 | if (netif_running(bp->dev)) { | |
13daffa2 MC |
6395 | int rc; |
6396 | ||
6397 | rc = bnx2_alloc_mem(bp); | |
6398 | if (rc) | |
6399 | return rc; | |
b6016b76 MC |
6400 | bnx2_init_nic(bp); |
6401 | bnx2_netif_start(bp); | |
6402 | } | |
b6016b76 MC |
6403 | return 0; |
6404 | } | |
6405 | ||
5d5d0015 MC |
6406 | static int |
6407 | bnx2_set_ringparam(struct net_device *dev, struct ethtool_ringparam *ering) | |
6408 | { | |
6409 | struct bnx2 *bp = netdev_priv(dev); | |
6410 | int rc; | |
6411 | ||
6412 | if ((ering->rx_pending > MAX_TOTAL_RX_DESC_CNT) || | |
6413 | (ering->tx_pending > MAX_TX_DESC_CNT) || | |
6414 | (ering->tx_pending <= MAX_SKB_FRAGS)) { | |
6415 | ||
6416 | return -EINVAL; | |
6417 | } | |
6418 | rc = bnx2_change_ring_size(bp, ering->rx_pending, ering->tx_pending); | |
6419 | return rc; | |
6420 | } | |
6421 | ||
b6016b76 MC |
6422 | static void |
6423 | bnx2_get_pauseparam(struct net_device *dev, struct ethtool_pauseparam *epause) | |
6424 | { | |
972ec0d4 | 6425 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6426 | |
6427 | epause->autoneg = ((bp->autoneg & AUTONEG_FLOW_CTRL) != 0); | |
6428 | epause->rx_pause = ((bp->flow_ctrl & FLOW_CTRL_RX) != 0); | |
6429 | epause->tx_pause = ((bp->flow_ctrl & FLOW_CTRL_TX) != 0); | |
6430 | } | |
6431 | ||
6432 | static int | |
6433 | bnx2_set_pauseparam(struct net_device *dev, struct ethtool_pauseparam *epause) | |
6434 | { | |
972ec0d4 | 6435 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6436 | |
6437 | bp->req_flow_ctrl = 0; | |
6438 | if (epause->rx_pause) | |
6439 | bp->req_flow_ctrl |= FLOW_CTRL_RX; | |
6440 | if (epause->tx_pause) | |
6441 | bp->req_flow_ctrl |= FLOW_CTRL_TX; | |
6442 | ||
6443 | if (epause->autoneg) { | |
6444 | bp->autoneg |= AUTONEG_FLOW_CTRL; | |
6445 | } | |
6446 | else { | |
6447 | bp->autoneg &= ~AUTONEG_FLOW_CTRL; | |
6448 | } | |
6449 | ||
c770a65c | 6450 | spin_lock_bh(&bp->phy_lock); |
b6016b76 | 6451 | |
0d8a6571 | 6452 | bnx2_setup_phy(bp, bp->phy_port); |
b6016b76 | 6453 | |
c770a65c | 6454 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
6455 | |
6456 | return 0; | |
6457 | } | |
6458 | ||
6459 | static u32 | |
6460 | bnx2_get_rx_csum(struct net_device *dev) | |
6461 | { | |
972ec0d4 | 6462 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6463 | |
6464 | return bp->rx_csum; | |
6465 | } | |
6466 | ||
6467 | static int | |
6468 | bnx2_set_rx_csum(struct net_device *dev, u32 data) | |
6469 | { | |
972ec0d4 | 6470 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6471 | |
6472 | bp->rx_csum = data; | |
6473 | return 0; | |
6474 | } | |
6475 | ||
b11d6213 MC |
6476 | static int |
6477 | bnx2_set_tso(struct net_device *dev, u32 data) | |
6478 | { | |
4666f87a MC |
6479 | struct bnx2 *bp = netdev_priv(dev); |
6480 | ||
6481 | if (data) { | |
b11d6213 | 6482 | dev->features |= NETIF_F_TSO | NETIF_F_TSO_ECN; |
4666f87a MC |
6483 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
6484 | dev->features |= NETIF_F_TSO6; | |
6485 | } else | |
6486 | dev->features &= ~(NETIF_F_TSO | NETIF_F_TSO6 | | |
6487 | NETIF_F_TSO_ECN); | |
b11d6213 MC |
6488 | return 0; |
6489 | } | |
6490 | ||
cea94db9 | 6491 | #define BNX2_NUM_STATS 46 |
b6016b76 | 6492 | |
14ab9b86 | 6493 | static struct { |
b6016b76 MC |
6494 | char string[ETH_GSTRING_LEN]; |
6495 | } bnx2_stats_str_arr[BNX2_NUM_STATS] = { | |
6496 | { "rx_bytes" }, | |
6497 | { "rx_error_bytes" }, | |
6498 | { "tx_bytes" }, | |
6499 | { "tx_error_bytes" }, | |
6500 | { "rx_ucast_packets" }, | |
6501 | { "rx_mcast_packets" }, | |
6502 | { "rx_bcast_packets" }, | |
6503 | { "tx_ucast_packets" }, | |
6504 | { "tx_mcast_packets" }, | |
6505 | { "tx_bcast_packets" }, | |
6506 | { "tx_mac_errors" }, | |
6507 | { "tx_carrier_errors" }, | |
6508 | { "rx_crc_errors" }, | |
6509 | { "rx_align_errors" }, | |
6510 | { "tx_single_collisions" }, | |
6511 | { "tx_multi_collisions" }, | |
6512 | { "tx_deferred" }, | |
6513 | { "tx_excess_collisions" }, | |
6514 | { "tx_late_collisions" }, | |
6515 | { "tx_total_collisions" }, | |
6516 | { "rx_fragments" }, | |
6517 | { "rx_jabbers" }, | |
6518 | { "rx_undersize_packets" }, | |
6519 | { "rx_oversize_packets" }, | |
6520 | { "rx_64_byte_packets" }, | |
6521 | { "rx_65_to_127_byte_packets" }, | |
6522 | { "rx_128_to_255_byte_packets" }, | |
6523 | { "rx_256_to_511_byte_packets" }, | |
6524 | { "rx_512_to_1023_byte_packets" }, | |
6525 | { "rx_1024_to_1522_byte_packets" }, | |
6526 | { "rx_1523_to_9022_byte_packets" }, | |
6527 | { "tx_64_byte_packets" }, | |
6528 | { "tx_65_to_127_byte_packets" }, | |
6529 | { "tx_128_to_255_byte_packets" }, | |
6530 | { "tx_256_to_511_byte_packets" }, | |
6531 | { "tx_512_to_1023_byte_packets" }, | |
6532 | { "tx_1024_to_1522_byte_packets" }, | |
6533 | { "tx_1523_to_9022_byte_packets" }, | |
6534 | { "rx_xon_frames" }, | |
6535 | { "rx_xoff_frames" }, | |
6536 | { "tx_xon_frames" }, | |
6537 | { "tx_xoff_frames" }, | |
6538 | { "rx_mac_ctrl_frames" }, | |
6539 | { "rx_filtered_packets" }, | |
6540 | { "rx_discards" }, | |
cea94db9 | 6541 | { "rx_fw_discards" }, |
b6016b76 MC |
6542 | }; |
6543 | ||
6544 | #define STATS_OFFSET32(offset_name) (offsetof(struct statistics_block, offset_name) / 4) | |
6545 | ||
f71e1309 | 6546 | static const unsigned long bnx2_stats_offset_arr[BNX2_NUM_STATS] = { |
b6016b76 MC |
6547 | STATS_OFFSET32(stat_IfHCInOctets_hi), |
6548 | STATS_OFFSET32(stat_IfHCInBadOctets_hi), | |
6549 | STATS_OFFSET32(stat_IfHCOutOctets_hi), | |
6550 | STATS_OFFSET32(stat_IfHCOutBadOctets_hi), | |
6551 | STATS_OFFSET32(stat_IfHCInUcastPkts_hi), | |
6552 | STATS_OFFSET32(stat_IfHCInMulticastPkts_hi), | |
6553 | STATS_OFFSET32(stat_IfHCInBroadcastPkts_hi), | |
6554 | STATS_OFFSET32(stat_IfHCOutUcastPkts_hi), | |
6555 | STATS_OFFSET32(stat_IfHCOutMulticastPkts_hi), | |
6556 | STATS_OFFSET32(stat_IfHCOutBroadcastPkts_hi), | |
6557 | STATS_OFFSET32(stat_emac_tx_stat_dot3statsinternalmactransmiterrors), | |
6aa20a22 JG |
6558 | STATS_OFFSET32(stat_Dot3StatsCarrierSenseErrors), |
6559 | STATS_OFFSET32(stat_Dot3StatsFCSErrors), | |
6560 | STATS_OFFSET32(stat_Dot3StatsAlignmentErrors), | |
6561 | STATS_OFFSET32(stat_Dot3StatsSingleCollisionFrames), | |
6562 | STATS_OFFSET32(stat_Dot3StatsMultipleCollisionFrames), | |
6563 | STATS_OFFSET32(stat_Dot3StatsDeferredTransmissions), | |
6564 | STATS_OFFSET32(stat_Dot3StatsExcessiveCollisions), | |
6565 | STATS_OFFSET32(stat_Dot3StatsLateCollisions), | |
6566 | STATS_OFFSET32(stat_EtherStatsCollisions), | |
6567 | STATS_OFFSET32(stat_EtherStatsFragments), | |
6568 | STATS_OFFSET32(stat_EtherStatsJabbers), | |
6569 | STATS_OFFSET32(stat_EtherStatsUndersizePkts), | |
6570 | STATS_OFFSET32(stat_EtherStatsOverrsizePkts), | |
6571 | STATS_OFFSET32(stat_EtherStatsPktsRx64Octets), | |
6572 | STATS_OFFSET32(stat_EtherStatsPktsRx65Octetsto127Octets), | |
6573 | STATS_OFFSET32(stat_EtherStatsPktsRx128Octetsto255Octets), | |
6574 | STATS_OFFSET32(stat_EtherStatsPktsRx256Octetsto511Octets), | |
6575 | STATS_OFFSET32(stat_EtherStatsPktsRx512Octetsto1023Octets), | |
6576 | STATS_OFFSET32(stat_EtherStatsPktsRx1024Octetsto1522Octets), | |
6577 | STATS_OFFSET32(stat_EtherStatsPktsRx1523Octetsto9022Octets), | |
6578 | STATS_OFFSET32(stat_EtherStatsPktsTx64Octets), | |
6579 | STATS_OFFSET32(stat_EtherStatsPktsTx65Octetsto127Octets), | |
6580 | STATS_OFFSET32(stat_EtherStatsPktsTx128Octetsto255Octets), | |
6581 | STATS_OFFSET32(stat_EtherStatsPktsTx256Octetsto511Octets), | |
6582 | STATS_OFFSET32(stat_EtherStatsPktsTx512Octetsto1023Octets), | |
6583 | STATS_OFFSET32(stat_EtherStatsPktsTx1024Octetsto1522Octets), | |
6584 | STATS_OFFSET32(stat_EtherStatsPktsTx1523Octetsto9022Octets), | |
6585 | STATS_OFFSET32(stat_XonPauseFramesReceived), | |
6586 | STATS_OFFSET32(stat_XoffPauseFramesReceived), | |
6587 | STATS_OFFSET32(stat_OutXonSent), | |
6588 | STATS_OFFSET32(stat_OutXoffSent), | |
6589 | STATS_OFFSET32(stat_MacControlFramesReceived), | |
6590 | STATS_OFFSET32(stat_IfInFramesL2FilterDiscards), | |
6591 | STATS_OFFSET32(stat_IfInMBUFDiscards), | |
cea94db9 | 6592 | STATS_OFFSET32(stat_FwRxDrop), |
b6016b76 MC |
6593 | }; |
6594 | ||
6595 | /* stat_IfHCInBadOctets and stat_Dot3StatsCarrierSenseErrors are | |
6596 | * skipped because of errata. | |
6aa20a22 | 6597 | */ |
14ab9b86 | 6598 | static u8 bnx2_5706_stats_len_arr[BNX2_NUM_STATS] = { |
b6016b76 MC |
6599 | 8,0,8,8,8,8,8,8,8,8, |
6600 | 4,0,4,4,4,4,4,4,4,4, | |
6601 | 4,4,4,4,4,4,4,4,4,4, | |
6602 | 4,4,4,4,4,4,4,4,4,4, | |
cea94db9 | 6603 | 4,4,4,4,4,4, |
b6016b76 MC |
6604 | }; |
6605 | ||
5b0c76ad MC |
6606 | static u8 bnx2_5708_stats_len_arr[BNX2_NUM_STATS] = { |
6607 | 8,0,8,8,8,8,8,8,8,8, | |
6608 | 4,4,4,4,4,4,4,4,4,4, | |
6609 | 4,4,4,4,4,4,4,4,4,4, | |
6610 | 4,4,4,4,4,4,4,4,4,4, | |
cea94db9 | 6611 | 4,4,4,4,4,4, |
5b0c76ad MC |
6612 | }; |
6613 | ||
b6016b76 MC |
6614 | #define BNX2_NUM_TESTS 6 |
6615 | ||
14ab9b86 | 6616 | static struct { |
b6016b76 MC |
6617 | char string[ETH_GSTRING_LEN]; |
6618 | } bnx2_tests_str_arr[BNX2_NUM_TESTS] = { | |
6619 | { "register_test (offline)" }, | |
6620 | { "memory_test (offline)" }, | |
6621 | { "loopback_test (offline)" }, | |
6622 | { "nvram_test (online)" }, | |
6623 | { "interrupt_test (online)" }, | |
6624 | { "link_test (online)" }, | |
6625 | }; | |
6626 | ||
6627 | static int | |
b9f2c044 | 6628 | bnx2_get_sset_count(struct net_device *dev, int sset) |
b6016b76 | 6629 | { |
b9f2c044 JG |
6630 | switch (sset) { |
6631 | case ETH_SS_TEST: | |
6632 | return BNX2_NUM_TESTS; | |
6633 | case ETH_SS_STATS: | |
6634 | return BNX2_NUM_STATS; | |
6635 | default: | |
6636 | return -EOPNOTSUPP; | |
6637 | } | |
b6016b76 MC |
6638 | } |
6639 | ||
6640 | static void | |
6641 | bnx2_self_test(struct net_device *dev, struct ethtool_test *etest, u64 *buf) | |
6642 | { | |
972ec0d4 | 6643 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6644 | |
6645 | memset(buf, 0, sizeof(u64) * BNX2_NUM_TESTS); | |
6646 | if (etest->flags & ETH_TEST_FL_OFFLINE) { | |
80be4434 MC |
6647 | int i; |
6648 | ||
b6016b76 MC |
6649 | bnx2_netif_stop(bp); |
6650 | bnx2_reset_chip(bp, BNX2_DRV_MSG_CODE_DIAG); | |
6651 | bnx2_free_skbs(bp); | |
6652 | ||
6653 | if (bnx2_test_registers(bp) != 0) { | |
6654 | buf[0] = 1; | |
6655 | etest->flags |= ETH_TEST_FL_FAILED; | |
6656 | } | |
6657 | if (bnx2_test_memory(bp) != 0) { | |
6658 | buf[1] = 1; | |
6659 | etest->flags |= ETH_TEST_FL_FAILED; | |
6660 | } | |
bc5a0690 | 6661 | if ((buf[2] = bnx2_test_loopback(bp)) != 0) |
b6016b76 | 6662 | etest->flags |= ETH_TEST_FL_FAILED; |
b6016b76 MC |
6663 | |
6664 | if (!netif_running(bp->dev)) { | |
6665 | bnx2_reset_chip(bp, BNX2_DRV_MSG_CODE_RESET); | |
6666 | } | |
6667 | else { | |
6668 | bnx2_init_nic(bp); | |
6669 | bnx2_netif_start(bp); | |
6670 | } | |
6671 | ||
6672 | /* wait for link up */ | |
80be4434 MC |
6673 | for (i = 0; i < 7; i++) { |
6674 | if (bp->link_up) | |
6675 | break; | |
6676 | msleep_interruptible(1000); | |
6677 | } | |
b6016b76 MC |
6678 | } |
6679 | ||
6680 | if (bnx2_test_nvram(bp) != 0) { | |
6681 | buf[3] = 1; | |
6682 | etest->flags |= ETH_TEST_FL_FAILED; | |
6683 | } | |
6684 | if (bnx2_test_intr(bp) != 0) { | |
6685 | buf[4] = 1; | |
6686 | etest->flags |= ETH_TEST_FL_FAILED; | |
6687 | } | |
6688 | ||
6689 | if (bnx2_test_link(bp) != 0) { | |
6690 | buf[5] = 1; | |
6691 | etest->flags |= ETH_TEST_FL_FAILED; | |
6692 | ||
6693 | } | |
6694 | } | |
6695 | ||
6696 | static void | |
6697 | bnx2_get_strings(struct net_device *dev, u32 stringset, u8 *buf) | |
6698 | { | |
6699 | switch (stringset) { | |
6700 | case ETH_SS_STATS: | |
6701 | memcpy(buf, bnx2_stats_str_arr, | |
6702 | sizeof(bnx2_stats_str_arr)); | |
6703 | break; | |
6704 | case ETH_SS_TEST: | |
6705 | memcpy(buf, bnx2_tests_str_arr, | |
6706 | sizeof(bnx2_tests_str_arr)); | |
6707 | break; | |
6708 | } | |
6709 | } | |
6710 | ||
b6016b76 MC |
6711 | static void |
6712 | bnx2_get_ethtool_stats(struct net_device *dev, | |
6713 | struct ethtool_stats *stats, u64 *buf) | |
6714 | { | |
972ec0d4 | 6715 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6716 | int i; |
6717 | u32 *hw_stats = (u32 *) bp->stats_blk; | |
14ab9b86 | 6718 | u8 *stats_len_arr = NULL; |
b6016b76 MC |
6719 | |
6720 | if (hw_stats == NULL) { | |
6721 | memset(buf, 0, sizeof(u64) * BNX2_NUM_STATS); | |
6722 | return; | |
6723 | } | |
6724 | ||
5b0c76ad MC |
6725 | if ((CHIP_ID(bp) == CHIP_ID_5706_A0) || |
6726 | (CHIP_ID(bp) == CHIP_ID_5706_A1) || | |
6727 | (CHIP_ID(bp) == CHIP_ID_5706_A2) || | |
6728 | (CHIP_ID(bp) == CHIP_ID_5708_A0)) | |
b6016b76 | 6729 | stats_len_arr = bnx2_5706_stats_len_arr; |
5b0c76ad MC |
6730 | else |
6731 | stats_len_arr = bnx2_5708_stats_len_arr; | |
b6016b76 MC |
6732 | |
6733 | for (i = 0; i < BNX2_NUM_STATS; i++) { | |
6734 | if (stats_len_arr[i] == 0) { | |
6735 | /* skip this counter */ | |
6736 | buf[i] = 0; | |
6737 | continue; | |
6738 | } | |
6739 | if (stats_len_arr[i] == 4) { | |
6740 | /* 4-byte counter */ | |
6741 | buf[i] = (u64) | |
6742 | *(hw_stats + bnx2_stats_offset_arr[i]); | |
6743 | continue; | |
6744 | } | |
6745 | /* 8-byte counter */ | |
6746 | buf[i] = (((u64) *(hw_stats + | |
6747 | bnx2_stats_offset_arr[i])) << 32) + | |
6748 | *(hw_stats + bnx2_stats_offset_arr[i] + 1); | |
6749 | } | |
6750 | } | |
6751 | ||
6752 | static int | |
6753 | bnx2_phys_id(struct net_device *dev, u32 data) | |
6754 | { | |
972ec0d4 | 6755 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6756 | int i; |
6757 | u32 save; | |
6758 | ||
6759 | if (data == 0) | |
6760 | data = 2; | |
6761 | ||
6762 | save = REG_RD(bp, BNX2_MISC_CFG); | |
6763 | REG_WR(bp, BNX2_MISC_CFG, BNX2_MISC_CFG_LEDMODE_MAC); | |
6764 | ||
6765 | for (i = 0; i < (data * 2); i++) { | |
6766 | if ((i % 2) == 0) { | |
6767 | REG_WR(bp, BNX2_EMAC_LED, BNX2_EMAC_LED_OVERRIDE); | |
6768 | } | |
6769 | else { | |
6770 | REG_WR(bp, BNX2_EMAC_LED, BNX2_EMAC_LED_OVERRIDE | | |
6771 | BNX2_EMAC_LED_1000MB_OVERRIDE | | |
6772 | BNX2_EMAC_LED_100MB_OVERRIDE | | |
6773 | BNX2_EMAC_LED_10MB_OVERRIDE | | |
6774 | BNX2_EMAC_LED_TRAFFIC_OVERRIDE | | |
6775 | BNX2_EMAC_LED_TRAFFIC); | |
6776 | } | |
6777 | msleep_interruptible(500); | |
6778 | if (signal_pending(current)) | |
6779 | break; | |
6780 | } | |
6781 | REG_WR(bp, BNX2_EMAC_LED, 0); | |
6782 | REG_WR(bp, BNX2_MISC_CFG, save); | |
6783 | return 0; | |
6784 | } | |
6785 | ||
4666f87a MC |
6786 | static int |
6787 | bnx2_set_tx_csum(struct net_device *dev, u32 data) | |
6788 | { | |
6789 | struct bnx2 *bp = netdev_priv(dev); | |
6790 | ||
6791 | if (CHIP_NUM(bp) == CHIP_NUM_5709) | |
6460d948 | 6792 | return (ethtool_op_set_tx_ipv6_csum(dev, data)); |
4666f87a MC |
6793 | else |
6794 | return (ethtool_op_set_tx_csum(dev, data)); | |
6795 | } | |
6796 | ||
7282d491 | 6797 | static const struct ethtool_ops bnx2_ethtool_ops = { |
b6016b76 MC |
6798 | .get_settings = bnx2_get_settings, |
6799 | .set_settings = bnx2_set_settings, | |
6800 | .get_drvinfo = bnx2_get_drvinfo, | |
244ac4f4 MC |
6801 | .get_regs_len = bnx2_get_regs_len, |
6802 | .get_regs = bnx2_get_regs, | |
b6016b76 MC |
6803 | .get_wol = bnx2_get_wol, |
6804 | .set_wol = bnx2_set_wol, | |
6805 | .nway_reset = bnx2_nway_reset, | |
6806 | .get_link = ethtool_op_get_link, | |
6807 | .get_eeprom_len = bnx2_get_eeprom_len, | |
6808 | .get_eeprom = bnx2_get_eeprom, | |
6809 | .set_eeprom = bnx2_set_eeprom, | |
6810 | .get_coalesce = bnx2_get_coalesce, | |
6811 | .set_coalesce = bnx2_set_coalesce, | |
6812 | .get_ringparam = bnx2_get_ringparam, | |
6813 | .set_ringparam = bnx2_set_ringparam, | |
6814 | .get_pauseparam = bnx2_get_pauseparam, | |
6815 | .set_pauseparam = bnx2_set_pauseparam, | |
6816 | .get_rx_csum = bnx2_get_rx_csum, | |
6817 | .set_rx_csum = bnx2_set_rx_csum, | |
4666f87a | 6818 | .set_tx_csum = bnx2_set_tx_csum, |
b6016b76 | 6819 | .set_sg = ethtool_op_set_sg, |
b11d6213 | 6820 | .set_tso = bnx2_set_tso, |
b6016b76 MC |
6821 | .self_test = bnx2_self_test, |
6822 | .get_strings = bnx2_get_strings, | |
6823 | .phys_id = bnx2_phys_id, | |
b6016b76 | 6824 | .get_ethtool_stats = bnx2_get_ethtool_stats, |
b9f2c044 | 6825 | .get_sset_count = bnx2_get_sset_count, |
b6016b76 MC |
6826 | }; |
6827 | ||
6828 | /* Called with rtnl_lock */ | |
6829 | static int | |
6830 | bnx2_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) | |
6831 | { | |
14ab9b86 | 6832 | struct mii_ioctl_data *data = if_mii(ifr); |
972ec0d4 | 6833 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6834 | int err; |
6835 | ||
6836 | switch(cmd) { | |
6837 | case SIOCGMIIPHY: | |
6838 | data->phy_id = bp->phy_addr; | |
6839 | ||
6840 | /* fallthru */ | |
6841 | case SIOCGMIIREG: { | |
6842 | u32 mii_regval; | |
6843 | ||
583c28e5 | 6844 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) |
7b6b8347 MC |
6845 | return -EOPNOTSUPP; |
6846 | ||
dad3e452 MC |
6847 | if (!netif_running(dev)) |
6848 | return -EAGAIN; | |
6849 | ||
c770a65c | 6850 | spin_lock_bh(&bp->phy_lock); |
b6016b76 | 6851 | err = bnx2_read_phy(bp, data->reg_num & 0x1f, &mii_regval); |
c770a65c | 6852 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
6853 | |
6854 | data->val_out = mii_regval; | |
6855 | ||
6856 | return err; | |
6857 | } | |
6858 | ||
6859 | case SIOCSMIIREG: | |
6860 | if (!capable(CAP_NET_ADMIN)) | |
6861 | return -EPERM; | |
6862 | ||
583c28e5 | 6863 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) |
7b6b8347 MC |
6864 | return -EOPNOTSUPP; |
6865 | ||
dad3e452 MC |
6866 | if (!netif_running(dev)) |
6867 | return -EAGAIN; | |
6868 | ||
c770a65c | 6869 | spin_lock_bh(&bp->phy_lock); |
b6016b76 | 6870 | err = bnx2_write_phy(bp, data->reg_num & 0x1f, data->val_in); |
c770a65c | 6871 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
6872 | |
6873 | return err; | |
6874 | ||
6875 | default: | |
6876 | /* do nothing */ | |
6877 | break; | |
6878 | } | |
6879 | return -EOPNOTSUPP; | |
6880 | } | |
6881 | ||
6882 | /* Called with rtnl_lock */ | |
6883 | static int | |
6884 | bnx2_change_mac_addr(struct net_device *dev, void *p) | |
6885 | { | |
6886 | struct sockaddr *addr = p; | |
972ec0d4 | 6887 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 6888 | |
73eef4cd MC |
6889 | if (!is_valid_ether_addr(addr->sa_data)) |
6890 | return -EINVAL; | |
6891 | ||
b6016b76 MC |
6892 | memcpy(dev->dev_addr, addr->sa_data, dev->addr_len); |
6893 | if (netif_running(dev)) | |
6894 | bnx2_set_mac_addr(bp); | |
6895 | ||
6896 | return 0; | |
6897 | } | |
6898 | ||
6899 | /* Called with rtnl_lock */ | |
6900 | static int | |
6901 | bnx2_change_mtu(struct net_device *dev, int new_mtu) | |
6902 | { | |
972ec0d4 | 6903 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6904 | |
6905 | if (((new_mtu + ETH_HLEN) > MAX_ETHERNET_JUMBO_PACKET_SIZE) || | |
6906 | ((new_mtu + ETH_HLEN) < MIN_ETHERNET_PACKET_SIZE)) | |
6907 | return -EINVAL; | |
6908 | ||
6909 | dev->mtu = new_mtu; | |
5d5d0015 | 6910 | return (bnx2_change_ring_size(bp, bp->rx_ring_size, bp->tx_ring_size)); |
b6016b76 MC |
6911 | } |
6912 | ||
6913 | #if defined(HAVE_POLL_CONTROLLER) || defined(CONFIG_NET_POLL_CONTROLLER) | |
6914 | static void | |
6915 | poll_bnx2(struct net_device *dev) | |
6916 | { | |
972ec0d4 | 6917 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6918 | |
6919 | disable_irq(bp->pdev->irq); | |
7d12e780 | 6920 | bnx2_interrupt(bp->pdev->irq, dev); |
b6016b76 MC |
6921 | enable_irq(bp->pdev->irq); |
6922 | } | |
6923 | #endif | |
6924 | ||
253c8b75 MC |
6925 | static void __devinit |
6926 | bnx2_get_5709_media(struct bnx2 *bp) | |
6927 | { | |
6928 | u32 val = REG_RD(bp, BNX2_MISC_DUAL_MEDIA_CTRL); | |
6929 | u32 bond_id = val & BNX2_MISC_DUAL_MEDIA_CTRL_BOND_ID; | |
6930 | u32 strap; | |
6931 | ||
6932 | if (bond_id == BNX2_MISC_DUAL_MEDIA_CTRL_BOND_ID_C) | |
6933 | return; | |
6934 | else if (bond_id == BNX2_MISC_DUAL_MEDIA_CTRL_BOND_ID_S) { | |
583c28e5 | 6935 | bp->phy_flags |= BNX2_PHY_FLAG_SERDES; |
253c8b75 MC |
6936 | return; |
6937 | } | |
6938 | ||
6939 | if (val & BNX2_MISC_DUAL_MEDIA_CTRL_STRAP_OVERRIDE) | |
6940 | strap = (val & BNX2_MISC_DUAL_MEDIA_CTRL_PHY_CTRL) >> 21; | |
6941 | else | |
6942 | strap = (val & BNX2_MISC_DUAL_MEDIA_CTRL_PHY_CTRL_STRAP) >> 8; | |
6943 | ||
6944 | if (PCI_FUNC(bp->pdev->devfn) == 0) { | |
6945 | switch (strap) { | |
6946 | case 0x4: | |
6947 | case 0x5: | |
6948 | case 0x6: | |
583c28e5 | 6949 | bp->phy_flags |= BNX2_PHY_FLAG_SERDES; |
253c8b75 MC |
6950 | return; |
6951 | } | |
6952 | } else { | |
6953 | switch (strap) { | |
6954 | case 0x1: | |
6955 | case 0x2: | |
6956 | case 0x4: | |
583c28e5 | 6957 | bp->phy_flags |= BNX2_PHY_FLAG_SERDES; |
253c8b75 MC |
6958 | return; |
6959 | } | |
6960 | } | |
6961 | } | |
6962 | ||
883e5151 MC |
6963 | static void __devinit |
6964 | bnx2_get_pci_speed(struct bnx2 *bp) | |
6965 | { | |
6966 | u32 reg; | |
6967 | ||
6968 | reg = REG_RD(bp, BNX2_PCICFG_MISC_STATUS); | |
6969 | if (reg & BNX2_PCICFG_MISC_STATUS_PCIX_DET) { | |
6970 | u32 clkreg; | |
6971 | ||
f86e82fb | 6972 | bp->flags |= BNX2_FLAG_PCIX; |
883e5151 MC |
6973 | |
6974 | clkreg = REG_RD(bp, BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS); | |
6975 | ||
6976 | clkreg &= BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET; | |
6977 | switch (clkreg) { | |
6978 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_133MHZ: | |
6979 | bp->bus_speed_mhz = 133; | |
6980 | break; | |
6981 | ||
6982 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_95MHZ: | |
6983 | bp->bus_speed_mhz = 100; | |
6984 | break; | |
6985 | ||
6986 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_66MHZ: | |
6987 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_80MHZ: | |
6988 | bp->bus_speed_mhz = 66; | |
6989 | break; | |
6990 | ||
6991 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_48MHZ: | |
6992 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_55MHZ: | |
6993 | bp->bus_speed_mhz = 50; | |
6994 | break; | |
6995 | ||
6996 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_LOW: | |
6997 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_32MHZ: | |
6998 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_38MHZ: | |
6999 | bp->bus_speed_mhz = 33; | |
7000 | break; | |
7001 | } | |
7002 | } | |
7003 | else { | |
7004 | if (reg & BNX2_PCICFG_MISC_STATUS_M66EN) | |
7005 | bp->bus_speed_mhz = 66; | |
7006 | else | |
7007 | bp->bus_speed_mhz = 33; | |
7008 | } | |
7009 | ||
7010 | if (reg & BNX2_PCICFG_MISC_STATUS_32BIT_DET) | |
f86e82fb | 7011 | bp->flags |= BNX2_FLAG_PCI_32BIT; |
883e5151 MC |
7012 | |
7013 | } | |
7014 | ||
b6016b76 MC |
7015 | static int __devinit |
7016 | bnx2_init_board(struct pci_dev *pdev, struct net_device *dev) | |
7017 | { | |
7018 | struct bnx2 *bp; | |
7019 | unsigned long mem_len; | |
58fc2ea4 | 7020 | int rc, i, j; |
b6016b76 | 7021 | u32 reg; |
40453c83 | 7022 | u64 dma_mask, persist_dma_mask; |
b6016b76 | 7023 | |
b6016b76 | 7024 | SET_NETDEV_DEV(dev, &pdev->dev); |
972ec0d4 | 7025 | bp = netdev_priv(dev); |
b6016b76 MC |
7026 | |
7027 | bp->flags = 0; | |
7028 | bp->phy_flags = 0; | |
7029 | ||
7030 | /* enable device (incl. PCI PM wakeup), and bus-mastering */ | |
7031 | rc = pci_enable_device(pdev); | |
7032 | if (rc) { | |
898eb71c | 7033 | dev_err(&pdev->dev, "Cannot enable PCI device, aborting.\n"); |
b6016b76 MC |
7034 | goto err_out; |
7035 | } | |
7036 | ||
7037 | if (!(pci_resource_flags(pdev, 0) & IORESOURCE_MEM)) { | |
9b91cf9d | 7038 | dev_err(&pdev->dev, |
2e8a538d | 7039 | "Cannot find PCI device base address, aborting.\n"); |
b6016b76 MC |
7040 | rc = -ENODEV; |
7041 | goto err_out_disable; | |
7042 | } | |
7043 | ||
7044 | rc = pci_request_regions(pdev, DRV_MODULE_NAME); | |
7045 | if (rc) { | |
9b91cf9d | 7046 | dev_err(&pdev->dev, "Cannot obtain PCI resources, aborting.\n"); |
b6016b76 MC |
7047 | goto err_out_disable; |
7048 | } | |
7049 | ||
7050 | pci_set_master(pdev); | |
7051 | ||
7052 | bp->pm_cap = pci_find_capability(pdev, PCI_CAP_ID_PM); | |
7053 | if (bp->pm_cap == 0) { | |
9b91cf9d | 7054 | dev_err(&pdev->dev, |
2e8a538d | 7055 | "Cannot find power management capability, aborting.\n"); |
b6016b76 MC |
7056 | rc = -EIO; |
7057 | goto err_out_release; | |
7058 | } | |
7059 | ||
b6016b76 MC |
7060 | bp->dev = dev; |
7061 | bp->pdev = pdev; | |
7062 | ||
7063 | spin_lock_init(&bp->phy_lock); | |
1b8227c4 | 7064 | spin_lock_init(&bp->indirect_lock); |
c4028958 | 7065 | INIT_WORK(&bp->reset_task, bnx2_reset_task); |
b6016b76 MC |
7066 | |
7067 | dev->base_addr = dev->mem_start = pci_resource_start(pdev, 0); | |
59b47d8a | 7068 | mem_len = MB_GET_CID_ADDR(TX_TSS_CID + 1); |
b6016b76 MC |
7069 | dev->mem_end = dev->mem_start + mem_len; |
7070 | dev->irq = pdev->irq; | |
7071 | ||
7072 | bp->regview = ioremap_nocache(dev->base_addr, mem_len); | |
7073 | ||
7074 | if (!bp->regview) { | |
9b91cf9d | 7075 | dev_err(&pdev->dev, "Cannot map register space, aborting.\n"); |
b6016b76 MC |
7076 | rc = -ENOMEM; |
7077 | goto err_out_release; | |
7078 | } | |
7079 | ||
7080 | /* Configure byte swap and enable write to the reg_window registers. | |
7081 | * Rely on CPU to do target byte swapping on big endian systems | |
7082 | * The chip's target access swapping will not swap all accesses | |
7083 | */ | |
7084 | pci_write_config_dword(bp->pdev, BNX2_PCICFG_MISC_CONFIG, | |
7085 | BNX2_PCICFG_MISC_CONFIG_REG_WINDOW_ENA | | |
7086 | BNX2_PCICFG_MISC_CONFIG_TARGET_MB_WORD_SWAP); | |
7087 | ||
829ca9a3 | 7088 | bnx2_set_power_state(bp, PCI_D0); |
b6016b76 MC |
7089 | |
7090 | bp->chip_id = REG_RD(bp, BNX2_MISC_ID); | |
7091 | ||
883e5151 MC |
7092 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
7093 | if (pci_find_capability(pdev, PCI_CAP_ID_EXP) == 0) { | |
7094 | dev_err(&pdev->dev, | |
7095 | "Cannot find PCIE capability, aborting.\n"); | |
7096 | rc = -EIO; | |
7097 | goto err_out_unmap; | |
7098 | } | |
f86e82fb | 7099 | bp->flags |= BNX2_FLAG_PCIE; |
2dd201d7 | 7100 | if (CHIP_REV(bp) == CHIP_REV_Ax) |
f86e82fb | 7101 | bp->flags |= BNX2_FLAG_JUMBO_BROKEN; |
883e5151 | 7102 | } else { |
59b47d8a MC |
7103 | bp->pcix_cap = pci_find_capability(pdev, PCI_CAP_ID_PCIX); |
7104 | if (bp->pcix_cap == 0) { | |
7105 | dev_err(&pdev->dev, | |
7106 | "Cannot find PCIX capability, aborting.\n"); | |
7107 | rc = -EIO; | |
7108 | goto err_out_unmap; | |
7109 | } | |
7110 | } | |
7111 | ||
b4b36042 MC |
7112 | if (CHIP_NUM(bp) == CHIP_NUM_5709 && CHIP_REV(bp) != CHIP_REV_Ax) { |
7113 | if (pci_find_capability(pdev, PCI_CAP_ID_MSIX)) | |
f86e82fb | 7114 | bp->flags |= BNX2_FLAG_MSIX_CAP; |
b4b36042 MC |
7115 | } |
7116 | ||
8e6a72c4 MC |
7117 | if (CHIP_ID(bp) != CHIP_ID_5706_A0 && CHIP_ID(bp) != CHIP_ID_5706_A1) { |
7118 | if (pci_find_capability(pdev, PCI_CAP_ID_MSI)) | |
f86e82fb | 7119 | bp->flags |= BNX2_FLAG_MSI_CAP; |
8e6a72c4 MC |
7120 | } |
7121 | ||
40453c83 MC |
7122 | /* 5708 cannot support DMA addresses > 40-bit. */ |
7123 | if (CHIP_NUM(bp) == CHIP_NUM_5708) | |
7124 | persist_dma_mask = dma_mask = DMA_40BIT_MASK; | |
7125 | else | |
7126 | persist_dma_mask = dma_mask = DMA_64BIT_MASK; | |
7127 | ||
7128 | /* Configure DMA attributes. */ | |
7129 | if (pci_set_dma_mask(pdev, dma_mask) == 0) { | |
7130 | dev->features |= NETIF_F_HIGHDMA; | |
7131 | rc = pci_set_consistent_dma_mask(pdev, persist_dma_mask); | |
7132 | if (rc) { | |
7133 | dev_err(&pdev->dev, | |
7134 | "pci_set_consistent_dma_mask failed, aborting.\n"); | |
7135 | goto err_out_unmap; | |
7136 | } | |
7137 | } else if ((rc = pci_set_dma_mask(pdev, DMA_32BIT_MASK)) != 0) { | |
7138 | dev_err(&pdev->dev, "System does not support DMA, aborting.\n"); | |
7139 | goto err_out_unmap; | |
7140 | } | |
7141 | ||
f86e82fb | 7142 | if (!(bp->flags & BNX2_FLAG_PCIE)) |
883e5151 | 7143 | bnx2_get_pci_speed(bp); |
b6016b76 MC |
7144 | |
7145 | /* 5706A0 may falsely detect SERR and PERR. */ | |
7146 | if (CHIP_ID(bp) == CHIP_ID_5706_A0) { | |
7147 | reg = REG_RD(bp, PCI_COMMAND); | |
7148 | reg &= ~(PCI_COMMAND_SERR | PCI_COMMAND_PARITY); | |
7149 | REG_WR(bp, PCI_COMMAND, reg); | |
7150 | } | |
7151 | else if ((CHIP_ID(bp) == CHIP_ID_5706_A1) && | |
f86e82fb | 7152 | !(bp->flags & BNX2_FLAG_PCIX)) { |
b6016b76 | 7153 | |
9b91cf9d | 7154 | dev_err(&pdev->dev, |
2e8a538d | 7155 | "5706 A1 can only be used in a PCIX bus, aborting.\n"); |
b6016b76 MC |
7156 | goto err_out_unmap; |
7157 | } | |
7158 | ||
7159 | bnx2_init_nvram(bp); | |
7160 | ||
e3648b3d MC |
7161 | reg = REG_RD_IND(bp, BNX2_SHM_HDR_SIGNATURE); |
7162 | ||
7163 | if ((reg & BNX2_SHM_HDR_SIGNATURE_SIG_MASK) == | |
24cb230b MC |
7164 | BNX2_SHM_HDR_SIGNATURE_SIG) { |
7165 | u32 off = PCI_FUNC(pdev->devfn) << 2; | |
7166 | ||
7167 | bp->shmem_base = REG_RD_IND(bp, BNX2_SHM_HDR_ADDR_0 + off); | |
7168 | } else | |
e3648b3d MC |
7169 | bp->shmem_base = HOST_VIEW_SHMEM_BASE; |
7170 | ||
b6016b76 MC |
7171 | /* Get the permanent MAC address. First we need to make sure the |
7172 | * firmware is actually running. | |
7173 | */ | |
e3648b3d | 7174 | reg = REG_RD_IND(bp, bp->shmem_base + BNX2_DEV_INFO_SIGNATURE); |
b6016b76 MC |
7175 | |
7176 | if ((reg & BNX2_DEV_INFO_SIGNATURE_MAGIC_MASK) != | |
7177 | BNX2_DEV_INFO_SIGNATURE_MAGIC) { | |
9b91cf9d | 7178 | dev_err(&pdev->dev, "Firmware not running, aborting.\n"); |
b6016b76 MC |
7179 | rc = -ENODEV; |
7180 | goto err_out_unmap; | |
7181 | } | |
7182 | ||
58fc2ea4 MC |
7183 | reg = REG_RD_IND(bp, bp->shmem_base + BNX2_DEV_INFO_BC_REV); |
7184 | for (i = 0, j = 0; i < 3; i++) { | |
7185 | u8 num, k, skip0; | |
7186 | ||
7187 | num = (u8) (reg >> (24 - (i * 8))); | |
7188 | for (k = 100, skip0 = 1; k >= 1; num %= k, k /= 10) { | |
7189 | if (num >= k || !skip0 || k == 1) { | |
7190 | bp->fw_version[j++] = (num / k) + '0'; | |
7191 | skip0 = 0; | |
7192 | } | |
7193 | } | |
7194 | if (i != 2) | |
7195 | bp->fw_version[j++] = '.'; | |
7196 | } | |
846f5c62 MC |
7197 | reg = REG_RD_IND(bp, bp->shmem_base + BNX2_PORT_FEATURE); |
7198 | if (reg & BNX2_PORT_FEATURE_WOL_ENABLED) | |
7199 | bp->wol = 1; | |
7200 | ||
7201 | if (reg & BNX2_PORT_FEATURE_ASF_ENABLED) { | |
f86e82fb | 7202 | bp->flags |= BNX2_FLAG_ASF_ENABLE; |
c2d3db8c MC |
7203 | |
7204 | for (i = 0; i < 30; i++) { | |
7205 | reg = REG_RD_IND(bp, bp->shmem_base + | |
7206 | BNX2_BC_STATE_CONDITION); | |
7207 | if (reg & BNX2_CONDITION_MFW_RUN_MASK) | |
7208 | break; | |
7209 | msleep(10); | |
7210 | } | |
7211 | } | |
58fc2ea4 MC |
7212 | reg = REG_RD_IND(bp, bp->shmem_base + BNX2_BC_STATE_CONDITION); |
7213 | reg &= BNX2_CONDITION_MFW_RUN_MASK; | |
7214 | if (reg != BNX2_CONDITION_MFW_RUN_UNKNOWN && | |
7215 | reg != BNX2_CONDITION_MFW_RUN_NONE) { | |
7216 | int i; | |
7217 | u32 addr = REG_RD_IND(bp, bp->shmem_base + BNX2_MFW_VER_PTR); | |
7218 | ||
7219 | bp->fw_version[j++] = ' '; | |
7220 | for (i = 0; i < 3; i++) { | |
7221 | reg = REG_RD_IND(bp, addr + i * 4); | |
7222 | reg = swab32(reg); | |
7223 | memcpy(&bp->fw_version[j], ®, 4); | |
7224 | j += 4; | |
7225 | } | |
7226 | } | |
b6016b76 | 7227 | |
e3648b3d | 7228 | reg = REG_RD_IND(bp, bp->shmem_base + BNX2_PORT_HW_CFG_MAC_UPPER); |
b6016b76 MC |
7229 | bp->mac_addr[0] = (u8) (reg >> 8); |
7230 | bp->mac_addr[1] = (u8) reg; | |
7231 | ||
e3648b3d | 7232 | reg = REG_RD_IND(bp, bp->shmem_base + BNX2_PORT_HW_CFG_MAC_LOWER); |
b6016b76 MC |
7233 | bp->mac_addr[2] = (u8) (reg >> 24); |
7234 | bp->mac_addr[3] = (u8) (reg >> 16); | |
7235 | bp->mac_addr[4] = (u8) (reg >> 8); | |
7236 | bp->mac_addr[5] = (u8) reg; | |
7237 | ||
5d5d0015 MC |
7238 | bp->rx_offset = sizeof(struct l2_fhdr) + 2; |
7239 | ||
b6016b76 | 7240 | bp->tx_ring_size = MAX_TX_DESC_CNT; |
932f3772 | 7241 | bnx2_set_rx_ring_size(bp, 255); |
b6016b76 MC |
7242 | |
7243 | bp->rx_csum = 1; | |
7244 | ||
b6016b76 MC |
7245 | bp->tx_quick_cons_trip_int = 20; |
7246 | bp->tx_quick_cons_trip = 20; | |
7247 | bp->tx_ticks_int = 80; | |
7248 | bp->tx_ticks = 80; | |
6aa20a22 | 7249 | |
b6016b76 MC |
7250 | bp->rx_quick_cons_trip_int = 6; |
7251 | bp->rx_quick_cons_trip = 6; | |
7252 | bp->rx_ticks_int = 18; | |
7253 | bp->rx_ticks = 18; | |
7254 | ||
7ea6920e | 7255 | bp->stats_ticks = USEC_PER_SEC & BNX2_HC_STATS_TICKS_HC_STAT_TICKS; |
b6016b76 MC |
7256 | |
7257 | bp->timer_interval = HZ; | |
cd339a0e | 7258 | bp->current_interval = HZ; |
b6016b76 | 7259 | |
5b0c76ad MC |
7260 | bp->phy_addr = 1; |
7261 | ||
b6016b76 | 7262 | /* Disable WOL support if we are running on a SERDES chip. */ |
253c8b75 MC |
7263 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
7264 | bnx2_get_5709_media(bp); | |
7265 | else if (CHIP_BOND_ID(bp) & CHIP_BOND_ID_SERDES_BIT) | |
583c28e5 | 7266 | bp->phy_flags |= BNX2_PHY_FLAG_SERDES; |
bac0dff6 | 7267 | |
0d8a6571 | 7268 | bp->phy_port = PORT_TP; |
583c28e5 | 7269 | if (bp->phy_flags & BNX2_PHY_FLAG_SERDES) { |
0d8a6571 | 7270 | bp->phy_port = PORT_FIBRE; |
846f5c62 MC |
7271 | reg = REG_RD_IND(bp, bp->shmem_base + |
7272 | BNX2_SHARED_HW_CFG_CONFIG); | |
7273 | if (!(reg & BNX2_SHARED_HW_CFG_GIG_LINK_ON_VAUX)) { | |
f86e82fb | 7274 | bp->flags |= BNX2_FLAG_NO_WOL; |
846f5c62 MC |
7275 | bp->wol = 0; |
7276 | } | |
bac0dff6 | 7277 | if (CHIP_NUM(bp) != CHIP_NUM_5706) { |
5b0c76ad | 7278 | bp->phy_addr = 2; |
5b0c76ad | 7279 | if (reg & BNX2_SHARED_HW_CFG_PHY_2_5G) |
583c28e5 | 7280 | bp->phy_flags |= BNX2_PHY_FLAG_2_5G_CAPABLE; |
5b0c76ad | 7281 | } |
0d8a6571 MC |
7282 | bnx2_init_remote_phy(bp); |
7283 | ||
261dd5ca MC |
7284 | } else if (CHIP_NUM(bp) == CHIP_NUM_5706 || |
7285 | CHIP_NUM(bp) == CHIP_NUM_5708) | |
583c28e5 | 7286 | bp->phy_flags |= BNX2_PHY_FLAG_CRC_FIX; |
fb0c18bd MC |
7287 | else if (CHIP_NUM(bp) == CHIP_NUM_5709 && |
7288 | (CHIP_REV(bp) == CHIP_REV_Ax || | |
7289 | CHIP_REV(bp) == CHIP_REV_Bx)) | |
583c28e5 | 7290 | bp->phy_flags |= BNX2_PHY_FLAG_DIS_EARLY_DAC; |
b6016b76 | 7291 | |
16088272 MC |
7292 | if ((CHIP_ID(bp) == CHIP_ID_5708_A0) || |
7293 | (CHIP_ID(bp) == CHIP_ID_5708_B0) || | |
846f5c62 | 7294 | (CHIP_ID(bp) == CHIP_ID_5708_B1)) { |
f86e82fb | 7295 | bp->flags |= BNX2_FLAG_NO_WOL; |
846f5c62 MC |
7296 | bp->wol = 0; |
7297 | } | |
dda1e390 | 7298 | |
b6016b76 MC |
7299 | if (CHIP_ID(bp) == CHIP_ID_5706_A0) { |
7300 | bp->tx_quick_cons_trip_int = | |
7301 | bp->tx_quick_cons_trip; | |
7302 | bp->tx_ticks_int = bp->tx_ticks; | |
7303 | bp->rx_quick_cons_trip_int = | |
7304 | bp->rx_quick_cons_trip; | |
7305 | bp->rx_ticks_int = bp->rx_ticks; | |
7306 | bp->comp_prod_trip_int = bp->comp_prod_trip; | |
7307 | bp->com_ticks_int = bp->com_ticks; | |
7308 | bp->cmd_ticks_int = bp->cmd_ticks; | |
7309 | } | |
7310 | ||
f9317a40 MC |
7311 | /* Disable MSI on 5706 if AMD 8132 bridge is found. |
7312 | * | |
7313 | * MSI is defined to be 32-bit write. The 5706 does 64-bit MSI writes | |
7314 | * with byte enables disabled on the unused 32-bit word. This is legal | |
7315 | * but causes problems on the AMD 8132 which will eventually stop | |
7316 | * responding after a while. | |
7317 | * | |
7318 | * AMD believes this incompatibility is unique to the 5706, and | |
88187dfa | 7319 | * prefers to locally disable MSI rather than globally disabling it. |
f9317a40 MC |
7320 | */ |
7321 | if (CHIP_NUM(bp) == CHIP_NUM_5706 && disable_msi == 0) { | |
7322 | struct pci_dev *amd_8132 = NULL; | |
7323 | ||
7324 | while ((amd_8132 = pci_get_device(PCI_VENDOR_ID_AMD, | |
7325 | PCI_DEVICE_ID_AMD_8132_BRIDGE, | |
7326 | amd_8132))) { | |
f9317a40 | 7327 | |
44c10138 AK |
7328 | if (amd_8132->revision >= 0x10 && |
7329 | amd_8132->revision <= 0x13) { | |
f9317a40 MC |
7330 | disable_msi = 1; |
7331 | pci_dev_put(amd_8132); | |
7332 | break; | |
7333 | } | |
7334 | } | |
7335 | } | |
7336 | ||
deaf391b | 7337 | bnx2_set_default_link(bp); |
b6016b76 MC |
7338 | bp->req_flow_ctrl = FLOW_CTRL_RX | FLOW_CTRL_TX; |
7339 | ||
cd339a0e MC |
7340 | init_timer(&bp->timer); |
7341 | bp->timer.expires = RUN_AT(bp->timer_interval); | |
7342 | bp->timer.data = (unsigned long) bp; | |
7343 | bp->timer.function = bnx2_timer; | |
7344 | ||
b6016b76 MC |
7345 | return 0; |
7346 | ||
7347 | err_out_unmap: | |
7348 | if (bp->regview) { | |
7349 | iounmap(bp->regview); | |
73eef4cd | 7350 | bp->regview = NULL; |
b6016b76 MC |
7351 | } |
7352 | ||
7353 | err_out_release: | |
7354 | pci_release_regions(pdev); | |
7355 | ||
7356 | err_out_disable: | |
7357 | pci_disable_device(pdev); | |
7358 | pci_set_drvdata(pdev, NULL); | |
7359 | ||
7360 | err_out: | |
7361 | return rc; | |
7362 | } | |
7363 | ||
883e5151 MC |
7364 | static char * __devinit |
7365 | bnx2_bus_string(struct bnx2 *bp, char *str) | |
7366 | { | |
7367 | char *s = str; | |
7368 | ||
f86e82fb | 7369 | if (bp->flags & BNX2_FLAG_PCIE) { |
883e5151 MC |
7370 | s += sprintf(s, "PCI Express"); |
7371 | } else { | |
7372 | s += sprintf(s, "PCI"); | |
f86e82fb | 7373 | if (bp->flags & BNX2_FLAG_PCIX) |
883e5151 | 7374 | s += sprintf(s, "-X"); |
f86e82fb | 7375 | if (bp->flags & BNX2_FLAG_PCI_32BIT) |
883e5151 MC |
7376 | s += sprintf(s, " 32-bit"); |
7377 | else | |
7378 | s += sprintf(s, " 64-bit"); | |
7379 | s += sprintf(s, " %dMHz", bp->bus_speed_mhz); | |
7380 | } | |
7381 | return str; | |
7382 | } | |
7383 | ||
2ba582b7 | 7384 | static void __devinit |
35efa7c1 MC |
7385 | bnx2_init_napi(struct bnx2 *bp) |
7386 | { | |
b4b36042 MC |
7387 | int i; |
7388 | struct bnx2_napi *bnapi; | |
35efa7c1 | 7389 | |
b4b36042 MC |
7390 | for (i = 0; i < BNX2_MAX_MSIX_VEC; i++) { |
7391 | bnapi = &bp->bnx2_napi[i]; | |
7392 | bnapi->bp = bp; | |
7393 | } | |
7394 | netif_napi_add(bp->dev, &bp->bnx2_napi[0].napi, bnx2_poll, 64); | |
57851d84 MC |
7395 | netif_napi_add(bp->dev, &bp->bnx2_napi[BNX2_TX_VEC].napi, bnx2_tx_poll, |
7396 | 64); | |
35efa7c1 MC |
7397 | } |
7398 | ||
b6016b76 MC |
7399 | static int __devinit |
7400 | bnx2_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) | |
7401 | { | |
7402 | static int version_printed = 0; | |
7403 | struct net_device *dev = NULL; | |
7404 | struct bnx2 *bp; | |
0795af57 | 7405 | int rc; |
883e5151 | 7406 | char str[40]; |
0795af57 | 7407 | DECLARE_MAC_BUF(mac); |
b6016b76 MC |
7408 | |
7409 | if (version_printed++ == 0) | |
7410 | printk(KERN_INFO "%s", version); | |
7411 | ||
7412 | /* dev zeroed in init_etherdev */ | |
7413 | dev = alloc_etherdev(sizeof(*bp)); | |
7414 | ||
7415 | if (!dev) | |
7416 | return -ENOMEM; | |
7417 | ||
7418 | rc = bnx2_init_board(pdev, dev); | |
7419 | if (rc < 0) { | |
7420 | free_netdev(dev); | |
7421 | return rc; | |
7422 | } | |
7423 | ||
7424 | dev->open = bnx2_open; | |
7425 | dev->hard_start_xmit = bnx2_start_xmit; | |
7426 | dev->stop = bnx2_close; | |
7427 | dev->get_stats = bnx2_get_stats; | |
7428 | dev->set_multicast_list = bnx2_set_rx_mode; | |
7429 | dev->do_ioctl = bnx2_ioctl; | |
7430 | dev->set_mac_address = bnx2_change_mac_addr; | |
7431 | dev->change_mtu = bnx2_change_mtu; | |
7432 | dev->tx_timeout = bnx2_tx_timeout; | |
7433 | dev->watchdog_timeo = TX_TIMEOUT; | |
7434 | #ifdef BCM_VLAN | |
7435 | dev->vlan_rx_register = bnx2_vlan_rx_register; | |
b6016b76 | 7436 | #endif |
b6016b76 | 7437 | dev->ethtool_ops = &bnx2_ethtool_ops; |
b6016b76 | 7438 | |
972ec0d4 | 7439 | bp = netdev_priv(dev); |
35efa7c1 | 7440 | bnx2_init_napi(bp); |
b6016b76 MC |
7441 | |
7442 | #if defined(HAVE_POLL_CONTROLLER) || defined(CONFIG_NET_POLL_CONTROLLER) | |
7443 | dev->poll_controller = poll_bnx2; | |
7444 | #endif | |
7445 | ||
1b2f922f MC |
7446 | pci_set_drvdata(pdev, dev); |
7447 | ||
7448 | memcpy(dev->dev_addr, bp->mac_addr, 6); | |
7449 | memcpy(dev->perm_addr, bp->mac_addr, 6); | |
7450 | bp->name = board_info[ent->driver_data].name; | |
7451 | ||
d212f87b | 7452 | dev->features |= NETIF_F_IP_CSUM | NETIF_F_SG; |
4666f87a | 7453 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
d212f87b SH |
7454 | dev->features |= NETIF_F_IPV6_CSUM; |
7455 | ||
1b2f922f MC |
7456 | #ifdef BCM_VLAN |
7457 | dev->features |= NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_RX; | |
7458 | #endif | |
7459 | dev->features |= NETIF_F_TSO | NETIF_F_TSO_ECN; | |
4666f87a MC |
7460 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
7461 | dev->features |= NETIF_F_TSO6; | |
1b2f922f | 7462 | |
b6016b76 | 7463 | if ((rc = register_netdev(dev))) { |
9b91cf9d | 7464 | dev_err(&pdev->dev, "Cannot register net device\n"); |
b6016b76 MC |
7465 | if (bp->regview) |
7466 | iounmap(bp->regview); | |
7467 | pci_release_regions(pdev); | |
7468 | pci_disable_device(pdev); | |
7469 | pci_set_drvdata(pdev, NULL); | |
7470 | free_netdev(dev); | |
7471 | return rc; | |
7472 | } | |
7473 | ||
883e5151 | 7474 | printk(KERN_INFO "%s: %s (%c%d) %s found at mem %lx, " |
0795af57 | 7475 | "IRQ %d, node addr %s\n", |
b6016b76 MC |
7476 | dev->name, |
7477 | bp->name, | |
7478 | ((CHIP_ID(bp) & 0xf000) >> 12) + 'A', | |
7479 | ((CHIP_ID(bp) & 0x0ff0) >> 4), | |
883e5151 | 7480 | bnx2_bus_string(bp, str), |
b6016b76 | 7481 | dev->base_addr, |
0795af57 | 7482 | bp->pdev->irq, print_mac(mac, dev->dev_addr)); |
b6016b76 | 7483 | |
b6016b76 MC |
7484 | return 0; |
7485 | } | |
7486 | ||
7487 | static void __devexit | |
7488 | bnx2_remove_one(struct pci_dev *pdev) | |
7489 | { | |
7490 | struct net_device *dev = pci_get_drvdata(pdev); | |
972ec0d4 | 7491 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 7492 | |
afdc08b9 MC |
7493 | flush_scheduled_work(); |
7494 | ||
b6016b76 MC |
7495 | unregister_netdev(dev); |
7496 | ||
7497 | if (bp->regview) | |
7498 | iounmap(bp->regview); | |
7499 | ||
7500 | free_netdev(dev); | |
7501 | pci_release_regions(pdev); | |
7502 | pci_disable_device(pdev); | |
7503 | pci_set_drvdata(pdev, NULL); | |
7504 | } | |
7505 | ||
7506 | static int | |
829ca9a3 | 7507 | bnx2_suspend(struct pci_dev *pdev, pm_message_t state) |
b6016b76 MC |
7508 | { |
7509 | struct net_device *dev = pci_get_drvdata(pdev); | |
972ec0d4 | 7510 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
7511 | u32 reset_code; |
7512 | ||
6caebb02 MC |
7513 | /* PCI register 4 needs to be saved whether netif_running() or not. |
7514 | * MSI address and data need to be saved if using MSI and | |
7515 | * netif_running(). | |
7516 | */ | |
7517 | pci_save_state(pdev); | |
b6016b76 MC |
7518 | if (!netif_running(dev)) |
7519 | return 0; | |
7520 | ||
1d60290f | 7521 | flush_scheduled_work(); |
b6016b76 MC |
7522 | bnx2_netif_stop(bp); |
7523 | netif_device_detach(dev); | |
7524 | del_timer_sync(&bp->timer); | |
f86e82fb | 7525 | if (bp->flags & BNX2_FLAG_NO_WOL) |
6c4f095e | 7526 | reset_code = BNX2_DRV_MSG_CODE_UNLOAD_LNK_DN; |
dda1e390 | 7527 | else if (bp->wol) |
b6016b76 MC |
7528 | reset_code = BNX2_DRV_MSG_CODE_SUSPEND_WOL; |
7529 | else | |
7530 | reset_code = BNX2_DRV_MSG_CODE_SUSPEND_NO_WOL; | |
7531 | bnx2_reset_chip(bp, reset_code); | |
7532 | bnx2_free_skbs(bp); | |
829ca9a3 | 7533 | bnx2_set_power_state(bp, pci_choose_state(pdev, state)); |
b6016b76 MC |
7534 | return 0; |
7535 | } | |
7536 | ||
7537 | static int | |
7538 | bnx2_resume(struct pci_dev *pdev) | |
7539 | { | |
7540 | struct net_device *dev = pci_get_drvdata(pdev); | |
972ec0d4 | 7541 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 7542 | |
6caebb02 | 7543 | pci_restore_state(pdev); |
b6016b76 MC |
7544 | if (!netif_running(dev)) |
7545 | return 0; | |
7546 | ||
829ca9a3 | 7547 | bnx2_set_power_state(bp, PCI_D0); |
b6016b76 MC |
7548 | netif_device_attach(dev); |
7549 | bnx2_init_nic(bp); | |
7550 | bnx2_netif_start(bp); | |
7551 | return 0; | |
7552 | } | |
7553 | ||
7554 | static struct pci_driver bnx2_pci_driver = { | |
14ab9b86 PH |
7555 | .name = DRV_MODULE_NAME, |
7556 | .id_table = bnx2_pci_tbl, | |
7557 | .probe = bnx2_init_one, | |
7558 | .remove = __devexit_p(bnx2_remove_one), | |
7559 | .suspend = bnx2_suspend, | |
7560 | .resume = bnx2_resume, | |
b6016b76 MC |
7561 | }; |
7562 | ||
7563 | static int __init bnx2_init(void) | |
7564 | { | |
29917620 | 7565 | return pci_register_driver(&bnx2_pci_driver); |
b6016b76 MC |
7566 | } |
7567 | ||
7568 | static void __exit bnx2_cleanup(void) | |
7569 | { | |
7570 | pci_unregister_driver(&bnx2_pci_driver); | |
7571 | } | |
7572 | ||
7573 | module_init(bnx2_init); | |
7574 | module_exit(bnx2_cleanup); | |
7575 | ||
7576 | ||
7577 |