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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 ": " | |
236ae640 MC |
59 | #define DRV_MODULE_VERSION "1.7.6" |
60 | #define DRV_MODULE_RELDATE "May 16, 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 | ||
fefa8645 | 67 | static 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 */ | |
fefa8645 | 93 | static 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 | ||
35e9010b | 229 | static inline u32 bnx2_tx_avail(struct bnx2 *bp, struct bnx2_tx_ring_info *txr) |
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 | */ | |
35e9010b | 238 | diff = txr->tx_prod - txr->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 | ||
2726d6e1 MC |
268 | static void |
269 | bnx2_shmem_wr(struct bnx2 *bp, u32 offset, u32 val) | |
270 | { | |
271 | bnx2_reg_wr_ind(bp, bp->shmem_base + offset, val); | |
272 | } | |
273 | ||
274 | static u32 | |
275 | bnx2_shmem_rd(struct bnx2 *bp, u32 offset) | |
276 | { | |
277 | return (bnx2_reg_rd_ind(bp, bp->shmem_base + offset)); | |
278 | } | |
279 | ||
b6016b76 MC |
280 | static void |
281 | bnx2_ctx_wr(struct bnx2 *bp, u32 cid_addr, u32 offset, u32 val) | |
282 | { | |
283 | offset += cid_addr; | |
1b8227c4 | 284 | spin_lock_bh(&bp->indirect_lock); |
59b47d8a MC |
285 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
286 | int i; | |
287 | ||
288 | REG_WR(bp, BNX2_CTX_CTX_DATA, val); | |
289 | REG_WR(bp, BNX2_CTX_CTX_CTRL, | |
290 | offset | BNX2_CTX_CTX_CTRL_WRITE_REQ); | |
291 | for (i = 0; i < 5; i++) { | |
292 | u32 val; | |
293 | val = REG_RD(bp, BNX2_CTX_CTX_CTRL); | |
294 | if ((val & BNX2_CTX_CTX_CTRL_WRITE_REQ) == 0) | |
295 | break; | |
296 | udelay(5); | |
297 | } | |
298 | } else { | |
299 | REG_WR(bp, BNX2_CTX_DATA_ADR, offset); | |
300 | REG_WR(bp, BNX2_CTX_DATA, val); | |
301 | } | |
1b8227c4 | 302 | spin_unlock_bh(&bp->indirect_lock); |
b6016b76 MC |
303 | } |
304 | ||
305 | static int | |
306 | bnx2_read_phy(struct bnx2 *bp, u32 reg, u32 *val) | |
307 | { | |
308 | u32 val1; | |
309 | int i, ret; | |
310 | ||
583c28e5 | 311 | if (bp->phy_flags & BNX2_PHY_FLAG_INT_MODE_AUTO_POLLING) { |
b6016b76 MC |
312 | val1 = REG_RD(bp, BNX2_EMAC_MDIO_MODE); |
313 | val1 &= ~BNX2_EMAC_MDIO_MODE_AUTO_POLL; | |
314 | ||
315 | REG_WR(bp, BNX2_EMAC_MDIO_MODE, val1); | |
316 | REG_RD(bp, BNX2_EMAC_MDIO_MODE); | |
317 | ||
318 | udelay(40); | |
319 | } | |
320 | ||
321 | val1 = (bp->phy_addr << 21) | (reg << 16) | | |
322 | BNX2_EMAC_MDIO_COMM_COMMAND_READ | BNX2_EMAC_MDIO_COMM_DISEXT | | |
323 | BNX2_EMAC_MDIO_COMM_START_BUSY; | |
324 | REG_WR(bp, BNX2_EMAC_MDIO_COMM, val1); | |
325 | ||
326 | for (i = 0; i < 50; i++) { | |
327 | udelay(10); | |
328 | ||
329 | val1 = REG_RD(bp, BNX2_EMAC_MDIO_COMM); | |
330 | if (!(val1 & BNX2_EMAC_MDIO_COMM_START_BUSY)) { | |
331 | udelay(5); | |
332 | ||
333 | val1 = REG_RD(bp, BNX2_EMAC_MDIO_COMM); | |
334 | val1 &= BNX2_EMAC_MDIO_COMM_DATA; | |
335 | ||
336 | break; | |
337 | } | |
338 | } | |
339 | ||
340 | if (val1 & BNX2_EMAC_MDIO_COMM_START_BUSY) { | |
341 | *val = 0x0; | |
342 | ret = -EBUSY; | |
343 | } | |
344 | else { | |
345 | *val = val1; | |
346 | ret = 0; | |
347 | } | |
348 | ||
583c28e5 | 349 | if (bp->phy_flags & BNX2_PHY_FLAG_INT_MODE_AUTO_POLLING) { |
b6016b76 MC |
350 | val1 = REG_RD(bp, BNX2_EMAC_MDIO_MODE); |
351 | val1 |= BNX2_EMAC_MDIO_MODE_AUTO_POLL; | |
352 | ||
353 | REG_WR(bp, BNX2_EMAC_MDIO_MODE, val1); | |
354 | REG_RD(bp, BNX2_EMAC_MDIO_MODE); | |
355 | ||
356 | udelay(40); | |
357 | } | |
358 | ||
359 | return ret; | |
360 | } | |
361 | ||
362 | static int | |
363 | bnx2_write_phy(struct bnx2 *bp, u32 reg, u32 val) | |
364 | { | |
365 | u32 val1; | |
366 | int i, ret; | |
367 | ||
583c28e5 | 368 | if (bp->phy_flags & BNX2_PHY_FLAG_INT_MODE_AUTO_POLLING) { |
b6016b76 MC |
369 | val1 = REG_RD(bp, BNX2_EMAC_MDIO_MODE); |
370 | val1 &= ~BNX2_EMAC_MDIO_MODE_AUTO_POLL; | |
371 | ||
372 | REG_WR(bp, BNX2_EMAC_MDIO_MODE, val1); | |
373 | REG_RD(bp, BNX2_EMAC_MDIO_MODE); | |
374 | ||
375 | udelay(40); | |
376 | } | |
377 | ||
378 | val1 = (bp->phy_addr << 21) | (reg << 16) | val | | |
379 | BNX2_EMAC_MDIO_COMM_COMMAND_WRITE | | |
380 | BNX2_EMAC_MDIO_COMM_START_BUSY | BNX2_EMAC_MDIO_COMM_DISEXT; | |
381 | REG_WR(bp, BNX2_EMAC_MDIO_COMM, val1); | |
6aa20a22 | 382 | |
b6016b76 MC |
383 | for (i = 0; i < 50; i++) { |
384 | udelay(10); | |
385 | ||
386 | val1 = REG_RD(bp, BNX2_EMAC_MDIO_COMM); | |
387 | if (!(val1 & BNX2_EMAC_MDIO_COMM_START_BUSY)) { | |
388 | udelay(5); | |
389 | break; | |
390 | } | |
391 | } | |
392 | ||
393 | if (val1 & BNX2_EMAC_MDIO_COMM_START_BUSY) | |
394 | ret = -EBUSY; | |
395 | else | |
396 | ret = 0; | |
397 | ||
583c28e5 | 398 | if (bp->phy_flags & BNX2_PHY_FLAG_INT_MODE_AUTO_POLLING) { |
b6016b76 MC |
399 | val1 = REG_RD(bp, BNX2_EMAC_MDIO_MODE); |
400 | val1 |= BNX2_EMAC_MDIO_MODE_AUTO_POLL; | |
401 | ||
402 | REG_WR(bp, BNX2_EMAC_MDIO_MODE, val1); | |
403 | REG_RD(bp, BNX2_EMAC_MDIO_MODE); | |
404 | ||
405 | udelay(40); | |
406 | } | |
407 | ||
408 | return ret; | |
409 | } | |
410 | ||
411 | static void | |
412 | bnx2_disable_int(struct bnx2 *bp) | |
413 | { | |
b4b36042 MC |
414 | int i; |
415 | struct bnx2_napi *bnapi; | |
416 | ||
417 | for (i = 0; i < bp->irq_nvecs; i++) { | |
418 | bnapi = &bp->bnx2_napi[i]; | |
419 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, bnapi->int_num | | |
420 | BNX2_PCICFG_INT_ACK_CMD_MASK_INT); | |
421 | } | |
b6016b76 MC |
422 | REG_RD(bp, BNX2_PCICFG_INT_ACK_CMD); |
423 | } | |
424 | ||
425 | static void | |
426 | bnx2_enable_int(struct bnx2 *bp) | |
427 | { | |
b4b36042 MC |
428 | int i; |
429 | struct bnx2_napi *bnapi; | |
35efa7c1 | 430 | |
b4b36042 MC |
431 | for (i = 0; i < bp->irq_nvecs; i++) { |
432 | bnapi = &bp->bnx2_napi[i]; | |
1269a8a6 | 433 | |
b4b36042 MC |
434 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, bnapi->int_num | |
435 | BNX2_PCICFG_INT_ACK_CMD_INDEX_VALID | | |
436 | BNX2_PCICFG_INT_ACK_CMD_MASK_INT | | |
437 | bnapi->last_status_idx); | |
b6016b76 | 438 | |
b4b36042 MC |
439 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, bnapi->int_num | |
440 | BNX2_PCICFG_INT_ACK_CMD_INDEX_VALID | | |
441 | bnapi->last_status_idx); | |
442 | } | |
bf5295bb | 443 | REG_WR(bp, BNX2_HC_COMMAND, bp->hc_cmd | BNX2_HC_COMMAND_COAL_NOW); |
b6016b76 MC |
444 | } |
445 | ||
446 | static void | |
447 | bnx2_disable_int_sync(struct bnx2 *bp) | |
448 | { | |
b4b36042 MC |
449 | int i; |
450 | ||
b6016b76 MC |
451 | atomic_inc(&bp->intr_sem); |
452 | bnx2_disable_int(bp); | |
b4b36042 MC |
453 | for (i = 0; i < bp->irq_nvecs; i++) |
454 | synchronize_irq(bp->irq_tbl[i].vector); | |
b6016b76 MC |
455 | } |
456 | ||
35efa7c1 MC |
457 | static void |
458 | bnx2_napi_disable(struct bnx2 *bp) | |
459 | { | |
b4b36042 MC |
460 | int i; |
461 | ||
462 | for (i = 0; i < bp->irq_nvecs; i++) | |
463 | napi_disable(&bp->bnx2_napi[i].napi); | |
35efa7c1 MC |
464 | } |
465 | ||
466 | static void | |
467 | bnx2_napi_enable(struct bnx2 *bp) | |
468 | { | |
b4b36042 MC |
469 | int i; |
470 | ||
471 | for (i = 0; i < bp->irq_nvecs; i++) | |
472 | napi_enable(&bp->bnx2_napi[i].napi); | |
35efa7c1 MC |
473 | } |
474 | ||
b6016b76 MC |
475 | static void |
476 | bnx2_netif_stop(struct bnx2 *bp) | |
477 | { | |
478 | bnx2_disable_int_sync(bp); | |
479 | if (netif_running(bp->dev)) { | |
35efa7c1 | 480 | bnx2_napi_disable(bp); |
b6016b76 MC |
481 | netif_tx_disable(bp->dev); |
482 | bp->dev->trans_start = jiffies; /* prevent tx timeout */ | |
483 | } | |
484 | } | |
485 | ||
486 | static void | |
487 | bnx2_netif_start(struct bnx2 *bp) | |
488 | { | |
489 | if (atomic_dec_and_test(&bp->intr_sem)) { | |
490 | if (netif_running(bp->dev)) { | |
491 | netif_wake_queue(bp->dev); | |
35efa7c1 | 492 | bnx2_napi_enable(bp); |
b6016b76 MC |
493 | bnx2_enable_int(bp); |
494 | } | |
495 | } | |
496 | } | |
497 | ||
35e9010b MC |
498 | static void |
499 | bnx2_free_tx_mem(struct bnx2 *bp) | |
500 | { | |
501 | int i; | |
502 | ||
503 | for (i = 0; i < bp->num_tx_rings; i++) { | |
504 | struct bnx2_napi *bnapi = &bp->bnx2_napi[i]; | |
505 | struct bnx2_tx_ring_info *txr = &bnapi->tx_ring; | |
506 | ||
507 | if (txr->tx_desc_ring) { | |
508 | pci_free_consistent(bp->pdev, TXBD_RING_SIZE, | |
509 | txr->tx_desc_ring, | |
510 | txr->tx_desc_mapping); | |
511 | txr->tx_desc_ring = NULL; | |
512 | } | |
513 | kfree(txr->tx_buf_ring); | |
514 | txr->tx_buf_ring = NULL; | |
515 | } | |
516 | } | |
517 | ||
518 | static int | |
519 | bnx2_alloc_tx_mem(struct bnx2 *bp) | |
520 | { | |
521 | int i; | |
522 | ||
523 | for (i = 0; i < bp->num_tx_rings; i++) { | |
524 | struct bnx2_napi *bnapi = &bp->bnx2_napi[i]; | |
525 | struct bnx2_tx_ring_info *txr = &bnapi->tx_ring; | |
526 | ||
527 | txr->tx_buf_ring = kzalloc(SW_TXBD_RING_SIZE, GFP_KERNEL); | |
528 | if (txr->tx_buf_ring == NULL) | |
529 | return -ENOMEM; | |
530 | ||
531 | txr->tx_desc_ring = | |
532 | pci_alloc_consistent(bp->pdev, TXBD_RING_SIZE, | |
533 | &txr->tx_desc_mapping); | |
534 | if (txr->tx_desc_ring == NULL) | |
535 | return -ENOMEM; | |
536 | } | |
537 | return 0; | |
538 | } | |
539 | ||
b6016b76 MC |
540 | static void |
541 | bnx2_free_mem(struct bnx2 *bp) | |
542 | { | |
13daffa2 MC |
543 | int i; |
544 | ||
35e9010b MC |
545 | bnx2_free_tx_mem(bp); |
546 | ||
59b47d8a MC |
547 | for (i = 0; i < bp->ctx_pages; i++) { |
548 | if (bp->ctx_blk[i]) { | |
549 | pci_free_consistent(bp->pdev, BCM_PAGE_SIZE, | |
550 | bp->ctx_blk[i], | |
551 | bp->ctx_blk_mapping[i]); | |
552 | bp->ctx_blk[i] = NULL; | |
553 | } | |
554 | } | |
b6016b76 | 555 | if (bp->status_blk) { |
0f31f994 | 556 | pci_free_consistent(bp->pdev, bp->status_stats_size, |
b6016b76 MC |
557 | bp->status_blk, bp->status_blk_mapping); |
558 | bp->status_blk = NULL; | |
0f31f994 | 559 | bp->stats_blk = NULL; |
b6016b76 | 560 | } |
13daffa2 MC |
561 | for (i = 0; i < bp->rx_max_ring; i++) { |
562 | if (bp->rx_desc_ring[i]) | |
e343d55c | 563 | pci_free_consistent(bp->pdev, RXBD_RING_SIZE, |
13daffa2 MC |
564 | bp->rx_desc_ring[i], |
565 | bp->rx_desc_mapping[i]); | |
566 | bp->rx_desc_ring[i] = NULL; | |
567 | } | |
568 | vfree(bp->rx_buf_ring); | |
b4558ea9 | 569 | bp->rx_buf_ring = NULL; |
47bf4246 MC |
570 | for (i = 0; i < bp->rx_max_pg_ring; i++) { |
571 | if (bp->rx_pg_desc_ring[i]) | |
572 | pci_free_consistent(bp->pdev, RXBD_RING_SIZE, | |
573 | bp->rx_pg_desc_ring[i], | |
574 | bp->rx_pg_desc_mapping[i]); | |
575 | bp->rx_pg_desc_ring[i] = NULL; | |
576 | } | |
577 | if (bp->rx_pg_ring) | |
578 | vfree(bp->rx_pg_ring); | |
579 | bp->rx_pg_ring = NULL; | |
b6016b76 MC |
580 | } |
581 | ||
582 | static int | |
583 | bnx2_alloc_mem(struct bnx2 *bp) | |
584 | { | |
35e9010b | 585 | int i, status_blk_size, err; |
b6016b76 | 586 | |
e343d55c | 587 | bp->rx_buf_ring = vmalloc(SW_RXBD_RING_SIZE * bp->rx_max_ring); |
b6016b76 MC |
588 | if (bp->rx_buf_ring == NULL) |
589 | goto alloc_mem_err; | |
590 | ||
e343d55c | 591 | memset(bp->rx_buf_ring, 0, SW_RXBD_RING_SIZE * bp->rx_max_ring); |
13daffa2 MC |
592 | |
593 | for (i = 0; i < bp->rx_max_ring; i++) { | |
594 | bp->rx_desc_ring[i] = | |
e343d55c | 595 | pci_alloc_consistent(bp->pdev, RXBD_RING_SIZE, |
13daffa2 MC |
596 | &bp->rx_desc_mapping[i]); |
597 | if (bp->rx_desc_ring[i] == NULL) | |
598 | goto alloc_mem_err; | |
599 | ||
600 | } | |
b6016b76 | 601 | |
47bf4246 MC |
602 | if (bp->rx_pg_ring_size) { |
603 | bp->rx_pg_ring = vmalloc(SW_RXPG_RING_SIZE * | |
604 | bp->rx_max_pg_ring); | |
605 | if (bp->rx_pg_ring == NULL) | |
606 | goto alloc_mem_err; | |
607 | ||
608 | memset(bp->rx_pg_ring, 0, SW_RXPG_RING_SIZE * | |
609 | bp->rx_max_pg_ring); | |
610 | } | |
611 | ||
612 | for (i = 0; i < bp->rx_max_pg_ring; i++) { | |
613 | bp->rx_pg_desc_ring[i] = | |
614 | pci_alloc_consistent(bp->pdev, RXBD_RING_SIZE, | |
615 | &bp->rx_pg_desc_mapping[i]); | |
616 | if (bp->rx_pg_desc_ring[i] == NULL) | |
617 | goto alloc_mem_err; | |
618 | ||
619 | } | |
620 | ||
0f31f994 MC |
621 | /* Combine status and statistics blocks into one allocation. */ |
622 | status_blk_size = L1_CACHE_ALIGN(sizeof(struct status_block)); | |
f86e82fb | 623 | if (bp->flags & BNX2_FLAG_MSIX_CAP) |
b4b36042 MC |
624 | status_blk_size = L1_CACHE_ALIGN(BNX2_MAX_MSIX_HW_VEC * |
625 | BNX2_SBLK_MSIX_ALIGN_SIZE); | |
0f31f994 MC |
626 | bp->status_stats_size = status_blk_size + |
627 | sizeof(struct statistics_block); | |
628 | ||
629 | bp->status_blk = pci_alloc_consistent(bp->pdev, bp->status_stats_size, | |
b6016b76 MC |
630 | &bp->status_blk_mapping); |
631 | if (bp->status_blk == NULL) | |
632 | goto alloc_mem_err; | |
633 | ||
0f31f994 | 634 | memset(bp->status_blk, 0, bp->status_stats_size); |
b6016b76 | 635 | |
b4b36042 | 636 | bp->bnx2_napi[0].status_blk = bp->status_blk; |
f86e82fb | 637 | if (bp->flags & BNX2_FLAG_MSIX_CAP) { |
b4b36042 MC |
638 | for (i = 1; i < BNX2_MAX_MSIX_VEC; i++) { |
639 | struct bnx2_napi *bnapi = &bp->bnx2_napi[i]; | |
640 | ||
57851d84 | 641 | bnapi->status_blk_msix = (void *) |
b4b36042 MC |
642 | ((unsigned long) bp->status_blk + |
643 | BNX2_SBLK_MSIX_ALIGN_SIZE * i); | |
644 | bnapi->int_num = i << 24; | |
645 | } | |
646 | } | |
35efa7c1 | 647 | |
0f31f994 MC |
648 | bp->stats_blk = (void *) ((unsigned long) bp->status_blk + |
649 | status_blk_size); | |
b6016b76 | 650 | |
0f31f994 | 651 | bp->stats_blk_mapping = bp->status_blk_mapping + status_blk_size; |
b6016b76 | 652 | |
59b47d8a MC |
653 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
654 | bp->ctx_pages = 0x2000 / BCM_PAGE_SIZE; | |
655 | if (bp->ctx_pages == 0) | |
656 | bp->ctx_pages = 1; | |
657 | for (i = 0; i < bp->ctx_pages; i++) { | |
658 | bp->ctx_blk[i] = pci_alloc_consistent(bp->pdev, | |
659 | BCM_PAGE_SIZE, | |
660 | &bp->ctx_blk_mapping[i]); | |
661 | if (bp->ctx_blk[i] == NULL) | |
662 | goto alloc_mem_err; | |
663 | } | |
664 | } | |
35e9010b MC |
665 | |
666 | err = bnx2_alloc_tx_mem(bp); | |
667 | if (err) | |
668 | goto alloc_mem_err; | |
669 | ||
b6016b76 MC |
670 | return 0; |
671 | ||
672 | alloc_mem_err: | |
673 | bnx2_free_mem(bp); | |
674 | return -ENOMEM; | |
675 | } | |
676 | ||
e3648b3d MC |
677 | static void |
678 | bnx2_report_fw_link(struct bnx2 *bp) | |
679 | { | |
680 | u32 fw_link_status = 0; | |
681 | ||
583c28e5 | 682 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) |
0d8a6571 MC |
683 | return; |
684 | ||
e3648b3d MC |
685 | if (bp->link_up) { |
686 | u32 bmsr; | |
687 | ||
688 | switch (bp->line_speed) { | |
689 | case SPEED_10: | |
690 | if (bp->duplex == DUPLEX_HALF) | |
691 | fw_link_status = BNX2_LINK_STATUS_10HALF; | |
692 | else | |
693 | fw_link_status = BNX2_LINK_STATUS_10FULL; | |
694 | break; | |
695 | case SPEED_100: | |
696 | if (bp->duplex == DUPLEX_HALF) | |
697 | fw_link_status = BNX2_LINK_STATUS_100HALF; | |
698 | else | |
699 | fw_link_status = BNX2_LINK_STATUS_100FULL; | |
700 | break; | |
701 | case SPEED_1000: | |
702 | if (bp->duplex == DUPLEX_HALF) | |
703 | fw_link_status = BNX2_LINK_STATUS_1000HALF; | |
704 | else | |
705 | fw_link_status = BNX2_LINK_STATUS_1000FULL; | |
706 | break; | |
707 | case SPEED_2500: | |
708 | if (bp->duplex == DUPLEX_HALF) | |
709 | fw_link_status = BNX2_LINK_STATUS_2500HALF; | |
710 | else | |
711 | fw_link_status = BNX2_LINK_STATUS_2500FULL; | |
712 | break; | |
713 | } | |
714 | ||
715 | fw_link_status |= BNX2_LINK_STATUS_LINK_UP; | |
716 | ||
717 | if (bp->autoneg) { | |
718 | fw_link_status |= BNX2_LINK_STATUS_AN_ENABLED; | |
719 | ||
ca58c3af MC |
720 | bnx2_read_phy(bp, bp->mii_bmsr, &bmsr); |
721 | bnx2_read_phy(bp, bp->mii_bmsr, &bmsr); | |
e3648b3d MC |
722 | |
723 | if (!(bmsr & BMSR_ANEGCOMPLETE) || | |
583c28e5 | 724 | bp->phy_flags & BNX2_PHY_FLAG_PARALLEL_DETECT) |
e3648b3d MC |
725 | fw_link_status |= BNX2_LINK_STATUS_PARALLEL_DET; |
726 | else | |
727 | fw_link_status |= BNX2_LINK_STATUS_AN_COMPLETE; | |
728 | } | |
729 | } | |
730 | else | |
731 | fw_link_status = BNX2_LINK_STATUS_LINK_DOWN; | |
732 | ||
2726d6e1 | 733 | bnx2_shmem_wr(bp, BNX2_LINK_STATUS, fw_link_status); |
e3648b3d MC |
734 | } |
735 | ||
9b1084b8 MC |
736 | static char * |
737 | bnx2_xceiver_str(struct bnx2 *bp) | |
738 | { | |
739 | return ((bp->phy_port == PORT_FIBRE) ? "SerDes" : | |
583c28e5 | 740 | ((bp->phy_flags & BNX2_PHY_FLAG_SERDES) ? "Remote Copper" : |
9b1084b8 MC |
741 | "Copper")); |
742 | } | |
743 | ||
b6016b76 MC |
744 | static void |
745 | bnx2_report_link(struct bnx2 *bp) | |
746 | { | |
747 | if (bp->link_up) { | |
748 | netif_carrier_on(bp->dev); | |
9b1084b8 MC |
749 | printk(KERN_INFO PFX "%s NIC %s Link is Up, ", bp->dev->name, |
750 | bnx2_xceiver_str(bp)); | |
b6016b76 MC |
751 | |
752 | printk("%d Mbps ", bp->line_speed); | |
753 | ||
754 | if (bp->duplex == DUPLEX_FULL) | |
755 | printk("full duplex"); | |
756 | else | |
757 | printk("half duplex"); | |
758 | ||
759 | if (bp->flow_ctrl) { | |
760 | if (bp->flow_ctrl & FLOW_CTRL_RX) { | |
761 | printk(", receive "); | |
762 | if (bp->flow_ctrl & FLOW_CTRL_TX) | |
763 | printk("& transmit "); | |
764 | } | |
765 | else { | |
766 | printk(", transmit "); | |
767 | } | |
768 | printk("flow control ON"); | |
769 | } | |
770 | printk("\n"); | |
771 | } | |
772 | else { | |
773 | netif_carrier_off(bp->dev); | |
9b1084b8 MC |
774 | printk(KERN_ERR PFX "%s NIC %s Link is Down\n", bp->dev->name, |
775 | bnx2_xceiver_str(bp)); | |
b6016b76 | 776 | } |
e3648b3d MC |
777 | |
778 | bnx2_report_fw_link(bp); | |
b6016b76 MC |
779 | } |
780 | ||
781 | static void | |
782 | bnx2_resolve_flow_ctrl(struct bnx2 *bp) | |
783 | { | |
784 | u32 local_adv, remote_adv; | |
785 | ||
786 | bp->flow_ctrl = 0; | |
6aa20a22 | 787 | if ((bp->autoneg & (AUTONEG_SPEED | AUTONEG_FLOW_CTRL)) != |
b6016b76 MC |
788 | (AUTONEG_SPEED | AUTONEG_FLOW_CTRL)) { |
789 | ||
790 | if (bp->duplex == DUPLEX_FULL) { | |
791 | bp->flow_ctrl = bp->req_flow_ctrl; | |
792 | } | |
793 | return; | |
794 | } | |
795 | ||
796 | if (bp->duplex != DUPLEX_FULL) { | |
797 | return; | |
798 | } | |
799 | ||
583c28e5 | 800 | if ((bp->phy_flags & BNX2_PHY_FLAG_SERDES) && |
5b0c76ad MC |
801 | (CHIP_NUM(bp) == CHIP_NUM_5708)) { |
802 | u32 val; | |
803 | ||
804 | bnx2_read_phy(bp, BCM5708S_1000X_STAT1, &val); | |
805 | if (val & BCM5708S_1000X_STAT1_TX_PAUSE) | |
806 | bp->flow_ctrl |= FLOW_CTRL_TX; | |
807 | if (val & BCM5708S_1000X_STAT1_RX_PAUSE) | |
808 | bp->flow_ctrl |= FLOW_CTRL_RX; | |
809 | return; | |
810 | } | |
811 | ||
ca58c3af MC |
812 | bnx2_read_phy(bp, bp->mii_adv, &local_adv); |
813 | bnx2_read_phy(bp, bp->mii_lpa, &remote_adv); | |
b6016b76 | 814 | |
583c28e5 | 815 | if (bp->phy_flags & BNX2_PHY_FLAG_SERDES) { |
b6016b76 MC |
816 | u32 new_local_adv = 0; |
817 | u32 new_remote_adv = 0; | |
818 | ||
819 | if (local_adv & ADVERTISE_1000XPAUSE) | |
820 | new_local_adv |= ADVERTISE_PAUSE_CAP; | |
821 | if (local_adv & ADVERTISE_1000XPSE_ASYM) | |
822 | new_local_adv |= ADVERTISE_PAUSE_ASYM; | |
823 | if (remote_adv & ADVERTISE_1000XPAUSE) | |
824 | new_remote_adv |= ADVERTISE_PAUSE_CAP; | |
825 | if (remote_adv & ADVERTISE_1000XPSE_ASYM) | |
826 | new_remote_adv |= ADVERTISE_PAUSE_ASYM; | |
827 | ||
828 | local_adv = new_local_adv; | |
829 | remote_adv = new_remote_adv; | |
830 | } | |
831 | ||
832 | /* See Table 28B-3 of 802.3ab-1999 spec. */ | |
833 | if (local_adv & ADVERTISE_PAUSE_CAP) { | |
834 | if(local_adv & ADVERTISE_PAUSE_ASYM) { | |
835 | if (remote_adv & ADVERTISE_PAUSE_CAP) { | |
836 | bp->flow_ctrl = FLOW_CTRL_TX | FLOW_CTRL_RX; | |
837 | } | |
838 | else if (remote_adv & ADVERTISE_PAUSE_ASYM) { | |
839 | bp->flow_ctrl = FLOW_CTRL_RX; | |
840 | } | |
841 | } | |
842 | else { | |
843 | if (remote_adv & ADVERTISE_PAUSE_CAP) { | |
844 | bp->flow_ctrl = FLOW_CTRL_TX | FLOW_CTRL_RX; | |
845 | } | |
846 | } | |
847 | } | |
848 | else if (local_adv & ADVERTISE_PAUSE_ASYM) { | |
849 | if ((remote_adv & ADVERTISE_PAUSE_CAP) && | |
850 | (remote_adv & ADVERTISE_PAUSE_ASYM)) { | |
851 | ||
852 | bp->flow_ctrl = FLOW_CTRL_TX; | |
853 | } | |
854 | } | |
855 | } | |
856 | ||
27a005b8 MC |
857 | static int |
858 | bnx2_5709s_linkup(struct bnx2 *bp) | |
859 | { | |
860 | u32 val, speed; | |
861 | ||
862 | bp->link_up = 1; | |
863 | ||
864 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_GP_STATUS); | |
865 | bnx2_read_phy(bp, MII_BNX2_GP_TOP_AN_STATUS1, &val); | |
866 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_COMBO_IEEEB0); | |
867 | ||
868 | if ((bp->autoneg & AUTONEG_SPEED) == 0) { | |
869 | bp->line_speed = bp->req_line_speed; | |
870 | bp->duplex = bp->req_duplex; | |
871 | return 0; | |
872 | } | |
873 | speed = val & MII_BNX2_GP_TOP_AN_SPEED_MSK; | |
874 | switch (speed) { | |
875 | case MII_BNX2_GP_TOP_AN_SPEED_10: | |
876 | bp->line_speed = SPEED_10; | |
877 | break; | |
878 | case MII_BNX2_GP_TOP_AN_SPEED_100: | |
879 | bp->line_speed = SPEED_100; | |
880 | break; | |
881 | case MII_BNX2_GP_TOP_AN_SPEED_1G: | |
882 | case MII_BNX2_GP_TOP_AN_SPEED_1GKV: | |
883 | bp->line_speed = SPEED_1000; | |
884 | break; | |
885 | case MII_BNX2_GP_TOP_AN_SPEED_2_5G: | |
886 | bp->line_speed = SPEED_2500; | |
887 | break; | |
888 | } | |
889 | if (val & MII_BNX2_GP_TOP_AN_FD) | |
890 | bp->duplex = DUPLEX_FULL; | |
891 | else | |
892 | bp->duplex = DUPLEX_HALF; | |
893 | return 0; | |
894 | } | |
895 | ||
b6016b76 | 896 | static int |
5b0c76ad MC |
897 | bnx2_5708s_linkup(struct bnx2 *bp) |
898 | { | |
899 | u32 val; | |
900 | ||
901 | bp->link_up = 1; | |
902 | bnx2_read_phy(bp, BCM5708S_1000X_STAT1, &val); | |
903 | switch (val & BCM5708S_1000X_STAT1_SPEED_MASK) { | |
904 | case BCM5708S_1000X_STAT1_SPEED_10: | |
905 | bp->line_speed = SPEED_10; | |
906 | break; | |
907 | case BCM5708S_1000X_STAT1_SPEED_100: | |
908 | bp->line_speed = SPEED_100; | |
909 | break; | |
910 | case BCM5708S_1000X_STAT1_SPEED_1G: | |
911 | bp->line_speed = SPEED_1000; | |
912 | break; | |
913 | case BCM5708S_1000X_STAT1_SPEED_2G5: | |
914 | bp->line_speed = SPEED_2500; | |
915 | break; | |
916 | } | |
917 | if (val & BCM5708S_1000X_STAT1_FD) | |
918 | bp->duplex = DUPLEX_FULL; | |
919 | else | |
920 | bp->duplex = DUPLEX_HALF; | |
921 | ||
922 | return 0; | |
923 | } | |
924 | ||
925 | static int | |
926 | bnx2_5706s_linkup(struct bnx2 *bp) | |
b6016b76 MC |
927 | { |
928 | u32 bmcr, local_adv, remote_adv, common; | |
929 | ||
930 | bp->link_up = 1; | |
931 | bp->line_speed = SPEED_1000; | |
932 | ||
ca58c3af | 933 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
b6016b76 MC |
934 | if (bmcr & BMCR_FULLDPLX) { |
935 | bp->duplex = DUPLEX_FULL; | |
936 | } | |
937 | else { | |
938 | bp->duplex = DUPLEX_HALF; | |
939 | } | |
940 | ||
941 | if (!(bmcr & BMCR_ANENABLE)) { | |
942 | return 0; | |
943 | } | |
944 | ||
ca58c3af MC |
945 | bnx2_read_phy(bp, bp->mii_adv, &local_adv); |
946 | bnx2_read_phy(bp, bp->mii_lpa, &remote_adv); | |
b6016b76 MC |
947 | |
948 | common = local_adv & remote_adv; | |
949 | if (common & (ADVERTISE_1000XHALF | ADVERTISE_1000XFULL)) { | |
950 | ||
951 | if (common & ADVERTISE_1000XFULL) { | |
952 | bp->duplex = DUPLEX_FULL; | |
953 | } | |
954 | else { | |
955 | bp->duplex = DUPLEX_HALF; | |
956 | } | |
957 | } | |
958 | ||
959 | return 0; | |
960 | } | |
961 | ||
962 | static int | |
963 | bnx2_copper_linkup(struct bnx2 *bp) | |
964 | { | |
965 | u32 bmcr; | |
966 | ||
ca58c3af | 967 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
b6016b76 MC |
968 | if (bmcr & BMCR_ANENABLE) { |
969 | u32 local_adv, remote_adv, common; | |
970 | ||
971 | bnx2_read_phy(bp, MII_CTRL1000, &local_adv); | |
972 | bnx2_read_phy(bp, MII_STAT1000, &remote_adv); | |
973 | ||
974 | common = local_adv & (remote_adv >> 2); | |
975 | if (common & ADVERTISE_1000FULL) { | |
976 | bp->line_speed = SPEED_1000; | |
977 | bp->duplex = DUPLEX_FULL; | |
978 | } | |
979 | else if (common & ADVERTISE_1000HALF) { | |
980 | bp->line_speed = SPEED_1000; | |
981 | bp->duplex = DUPLEX_HALF; | |
982 | } | |
983 | else { | |
ca58c3af MC |
984 | bnx2_read_phy(bp, bp->mii_adv, &local_adv); |
985 | bnx2_read_phy(bp, bp->mii_lpa, &remote_adv); | |
b6016b76 MC |
986 | |
987 | common = local_adv & remote_adv; | |
988 | if (common & ADVERTISE_100FULL) { | |
989 | bp->line_speed = SPEED_100; | |
990 | bp->duplex = DUPLEX_FULL; | |
991 | } | |
992 | else if (common & ADVERTISE_100HALF) { | |
993 | bp->line_speed = SPEED_100; | |
994 | bp->duplex = DUPLEX_HALF; | |
995 | } | |
996 | else if (common & ADVERTISE_10FULL) { | |
997 | bp->line_speed = SPEED_10; | |
998 | bp->duplex = DUPLEX_FULL; | |
999 | } | |
1000 | else if (common & ADVERTISE_10HALF) { | |
1001 | bp->line_speed = SPEED_10; | |
1002 | bp->duplex = DUPLEX_HALF; | |
1003 | } | |
1004 | else { | |
1005 | bp->line_speed = 0; | |
1006 | bp->link_up = 0; | |
1007 | } | |
1008 | } | |
1009 | } | |
1010 | else { | |
1011 | if (bmcr & BMCR_SPEED100) { | |
1012 | bp->line_speed = SPEED_100; | |
1013 | } | |
1014 | else { | |
1015 | bp->line_speed = SPEED_10; | |
1016 | } | |
1017 | if (bmcr & BMCR_FULLDPLX) { | |
1018 | bp->duplex = DUPLEX_FULL; | |
1019 | } | |
1020 | else { | |
1021 | bp->duplex = DUPLEX_HALF; | |
1022 | } | |
1023 | } | |
1024 | ||
1025 | return 0; | |
1026 | } | |
1027 | ||
83e3fc89 MC |
1028 | static void |
1029 | bnx2_init_rx_context0(struct bnx2 *bp) | |
1030 | { | |
1031 | u32 val, rx_cid_addr = GET_CID_ADDR(RX_CID); | |
1032 | ||
1033 | val = BNX2_L2CTX_CTX_TYPE_CTX_BD_CHN_TYPE_VALUE; | |
1034 | val |= BNX2_L2CTX_CTX_TYPE_SIZE_L2; | |
1035 | val |= 0x02 << 8; | |
1036 | ||
1037 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { | |
1038 | u32 lo_water, hi_water; | |
1039 | ||
1040 | if (bp->flow_ctrl & FLOW_CTRL_TX) | |
1041 | lo_water = BNX2_L2CTX_LO_WATER_MARK_DEFAULT; | |
1042 | else | |
1043 | lo_water = BNX2_L2CTX_LO_WATER_MARK_DIS; | |
1044 | if (lo_water >= bp->rx_ring_size) | |
1045 | lo_water = 0; | |
1046 | ||
1047 | hi_water = bp->rx_ring_size / 4; | |
1048 | ||
1049 | if (hi_water <= lo_water) | |
1050 | lo_water = 0; | |
1051 | ||
1052 | hi_water /= BNX2_L2CTX_HI_WATER_MARK_SCALE; | |
1053 | lo_water /= BNX2_L2CTX_LO_WATER_MARK_SCALE; | |
1054 | ||
1055 | if (hi_water > 0xf) | |
1056 | hi_water = 0xf; | |
1057 | else if (hi_water == 0) | |
1058 | lo_water = 0; | |
1059 | val |= lo_water | (hi_water << BNX2_L2CTX_HI_WATER_MARK_SHIFT); | |
1060 | } | |
1061 | bnx2_ctx_wr(bp, rx_cid_addr, BNX2_L2CTX_CTX_TYPE, val); | |
1062 | } | |
1063 | ||
b6016b76 MC |
1064 | static int |
1065 | bnx2_set_mac_link(struct bnx2 *bp) | |
1066 | { | |
1067 | u32 val; | |
1068 | ||
1069 | REG_WR(bp, BNX2_EMAC_TX_LENGTHS, 0x2620); | |
1070 | if (bp->link_up && (bp->line_speed == SPEED_1000) && | |
1071 | (bp->duplex == DUPLEX_HALF)) { | |
1072 | REG_WR(bp, BNX2_EMAC_TX_LENGTHS, 0x26ff); | |
1073 | } | |
1074 | ||
1075 | /* Configure the EMAC mode register. */ | |
1076 | val = REG_RD(bp, BNX2_EMAC_MODE); | |
1077 | ||
1078 | val &= ~(BNX2_EMAC_MODE_PORT | BNX2_EMAC_MODE_HALF_DUPLEX | | |
5b0c76ad | 1079 | BNX2_EMAC_MODE_MAC_LOOP | BNX2_EMAC_MODE_FORCE_LINK | |
59b47d8a | 1080 | BNX2_EMAC_MODE_25G_MODE); |
b6016b76 MC |
1081 | |
1082 | if (bp->link_up) { | |
5b0c76ad MC |
1083 | switch (bp->line_speed) { |
1084 | case SPEED_10: | |
59b47d8a MC |
1085 | if (CHIP_NUM(bp) != CHIP_NUM_5706) { |
1086 | val |= BNX2_EMAC_MODE_PORT_MII_10M; | |
5b0c76ad MC |
1087 | break; |
1088 | } | |
1089 | /* fall through */ | |
1090 | case SPEED_100: | |
1091 | val |= BNX2_EMAC_MODE_PORT_MII; | |
1092 | break; | |
1093 | case SPEED_2500: | |
59b47d8a | 1094 | val |= BNX2_EMAC_MODE_25G_MODE; |
5b0c76ad MC |
1095 | /* fall through */ |
1096 | case SPEED_1000: | |
1097 | val |= BNX2_EMAC_MODE_PORT_GMII; | |
1098 | break; | |
1099 | } | |
b6016b76 MC |
1100 | } |
1101 | else { | |
1102 | val |= BNX2_EMAC_MODE_PORT_GMII; | |
1103 | } | |
1104 | ||
1105 | /* Set the MAC to operate in the appropriate duplex mode. */ | |
1106 | if (bp->duplex == DUPLEX_HALF) | |
1107 | val |= BNX2_EMAC_MODE_HALF_DUPLEX; | |
1108 | REG_WR(bp, BNX2_EMAC_MODE, val); | |
1109 | ||
1110 | /* Enable/disable rx PAUSE. */ | |
1111 | bp->rx_mode &= ~BNX2_EMAC_RX_MODE_FLOW_EN; | |
1112 | ||
1113 | if (bp->flow_ctrl & FLOW_CTRL_RX) | |
1114 | bp->rx_mode |= BNX2_EMAC_RX_MODE_FLOW_EN; | |
1115 | REG_WR(bp, BNX2_EMAC_RX_MODE, bp->rx_mode); | |
1116 | ||
1117 | /* Enable/disable tx PAUSE. */ | |
1118 | val = REG_RD(bp, BNX2_EMAC_TX_MODE); | |
1119 | val &= ~BNX2_EMAC_TX_MODE_FLOW_EN; | |
1120 | ||
1121 | if (bp->flow_ctrl & FLOW_CTRL_TX) | |
1122 | val |= BNX2_EMAC_TX_MODE_FLOW_EN; | |
1123 | REG_WR(bp, BNX2_EMAC_TX_MODE, val); | |
1124 | ||
1125 | /* Acknowledge the interrupt. */ | |
1126 | REG_WR(bp, BNX2_EMAC_STATUS, BNX2_EMAC_STATUS_LINK_CHANGE); | |
1127 | ||
83e3fc89 MC |
1128 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
1129 | bnx2_init_rx_context0(bp); | |
1130 | ||
b6016b76 MC |
1131 | return 0; |
1132 | } | |
1133 | ||
27a005b8 MC |
1134 | static void |
1135 | bnx2_enable_bmsr1(struct bnx2 *bp) | |
1136 | { | |
583c28e5 | 1137 | if ((bp->phy_flags & BNX2_PHY_FLAG_SERDES) && |
27a005b8 MC |
1138 | (CHIP_NUM(bp) == CHIP_NUM_5709)) |
1139 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, | |
1140 | MII_BNX2_BLK_ADDR_GP_STATUS); | |
1141 | } | |
1142 | ||
1143 | static void | |
1144 | bnx2_disable_bmsr1(struct bnx2 *bp) | |
1145 | { | |
583c28e5 | 1146 | if ((bp->phy_flags & BNX2_PHY_FLAG_SERDES) && |
27a005b8 MC |
1147 | (CHIP_NUM(bp) == CHIP_NUM_5709)) |
1148 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, | |
1149 | MII_BNX2_BLK_ADDR_COMBO_IEEEB0); | |
1150 | } | |
1151 | ||
605a9e20 MC |
1152 | static int |
1153 | bnx2_test_and_enable_2g5(struct bnx2 *bp) | |
1154 | { | |
1155 | u32 up1; | |
1156 | int ret = 1; | |
1157 | ||
583c28e5 | 1158 | if (!(bp->phy_flags & BNX2_PHY_FLAG_2_5G_CAPABLE)) |
605a9e20 MC |
1159 | return 0; |
1160 | ||
1161 | if (bp->autoneg & AUTONEG_SPEED) | |
1162 | bp->advertising |= ADVERTISED_2500baseX_Full; | |
1163 | ||
27a005b8 MC |
1164 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
1165 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_OVER1G); | |
1166 | ||
605a9e20 MC |
1167 | bnx2_read_phy(bp, bp->mii_up1, &up1); |
1168 | if (!(up1 & BCM5708S_UP1_2G5)) { | |
1169 | up1 |= BCM5708S_UP1_2G5; | |
1170 | bnx2_write_phy(bp, bp->mii_up1, up1); | |
1171 | ret = 0; | |
1172 | } | |
1173 | ||
27a005b8 MC |
1174 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
1175 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, | |
1176 | MII_BNX2_BLK_ADDR_COMBO_IEEEB0); | |
1177 | ||
605a9e20 MC |
1178 | return ret; |
1179 | } | |
1180 | ||
1181 | static int | |
1182 | bnx2_test_and_disable_2g5(struct bnx2 *bp) | |
1183 | { | |
1184 | u32 up1; | |
1185 | int ret = 0; | |
1186 | ||
583c28e5 | 1187 | if (!(bp->phy_flags & BNX2_PHY_FLAG_2_5G_CAPABLE)) |
605a9e20 MC |
1188 | return 0; |
1189 | ||
27a005b8 MC |
1190 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
1191 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_OVER1G); | |
1192 | ||
605a9e20 MC |
1193 | bnx2_read_phy(bp, bp->mii_up1, &up1); |
1194 | if (up1 & BCM5708S_UP1_2G5) { | |
1195 | up1 &= ~BCM5708S_UP1_2G5; | |
1196 | bnx2_write_phy(bp, bp->mii_up1, up1); | |
1197 | ret = 1; | |
1198 | } | |
1199 | ||
27a005b8 MC |
1200 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
1201 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, | |
1202 | MII_BNX2_BLK_ADDR_COMBO_IEEEB0); | |
1203 | ||
605a9e20 MC |
1204 | return ret; |
1205 | } | |
1206 | ||
1207 | static void | |
1208 | bnx2_enable_forced_2g5(struct bnx2 *bp) | |
1209 | { | |
1210 | u32 bmcr; | |
1211 | ||
583c28e5 | 1212 | if (!(bp->phy_flags & BNX2_PHY_FLAG_2_5G_CAPABLE)) |
605a9e20 MC |
1213 | return; |
1214 | ||
27a005b8 MC |
1215 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
1216 | u32 val; | |
1217 | ||
1218 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, | |
1219 | MII_BNX2_BLK_ADDR_SERDES_DIG); | |
1220 | bnx2_read_phy(bp, MII_BNX2_SERDES_DIG_MISC1, &val); | |
1221 | val &= ~MII_BNX2_SD_MISC1_FORCE_MSK; | |
1222 | val |= MII_BNX2_SD_MISC1_FORCE | MII_BNX2_SD_MISC1_FORCE_2_5G; | |
1223 | bnx2_write_phy(bp, MII_BNX2_SERDES_DIG_MISC1, val); | |
1224 | ||
1225 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, | |
1226 | MII_BNX2_BLK_ADDR_COMBO_IEEEB0); | |
1227 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); | |
1228 | ||
1229 | } else if (CHIP_NUM(bp) == CHIP_NUM_5708) { | |
605a9e20 MC |
1230 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
1231 | bmcr |= BCM5708S_BMCR_FORCE_2500; | |
1232 | } | |
1233 | ||
1234 | if (bp->autoneg & AUTONEG_SPEED) { | |
1235 | bmcr &= ~BMCR_ANENABLE; | |
1236 | if (bp->req_duplex == DUPLEX_FULL) | |
1237 | bmcr |= BMCR_FULLDPLX; | |
1238 | } | |
1239 | bnx2_write_phy(bp, bp->mii_bmcr, bmcr); | |
1240 | } | |
1241 | ||
1242 | static void | |
1243 | bnx2_disable_forced_2g5(struct bnx2 *bp) | |
1244 | { | |
1245 | u32 bmcr; | |
1246 | ||
583c28e5 | 1247 | if (!(bp->phy_flags & BNX2_PHY_FLAG_2_5G_CAPABLE)) |
605a9e20 MC |
1248 | return; |
1249 | ||
27a005b8 MC |
1250 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
1251 | u32 val; | |
1252 | ||
1253 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, | |
1254 | MII_BNX2_BLK_ADDR_SERDES_DIG); | |
1255 | bnx2_read_phy(bp, MII_BNX2_SERDES_DIG_MISC1, &val); | |
1256 | val &= ~MII_BNX2_SD_MISC1_FORCE; | |
1257 | bnx2_write_phy(bp, MII_BNX2_SERDES_DIG_MISC1, val); | |
1258 | ||
1259 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, | |
1260 | MII_BNX2_BLK_ADDR_COMBO_IEEEB0); | |
1261 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); | |
1262 | ||
1263 | } else if (CHIP_NUM(bp) == CHIP_NUM_5708) { | |
605a9e20 MC |
1264 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
1265 | bmcr &= ~BCM5708S_BMCR_FORCE_2500; | |
1266 | } | |
1267 | ||
1268 | if (bp->autoneg & AUTONEG_SPEED) | |
1269 | bmcr |= BMCR_SPEED1000 | BMCR_ANENABLE | BMCR_ANRESTART; | |
1270 | bnx2_write_phy(bp, bp->mii_bmcr, bmcr); | |
1271 | } | |
1272 | ||
b2fadeae MC |
1273 | static void |
1274 | bnx2_5706s_force_link_dn(struct bnx2 *bp, int start) | |
1275 | { | |
1276 | u32 val; | |
1277 | ||
1278 | bnx2_write_phy(bp, MII_BNX2_DSP_ADDRESS, MII_EXPAND_SERDES_CTL); | |
1279 | bnx2_read_phy(bp, MII_BNX2_DSP_RW_PORT, &val); | |
1280 | if (start) | |
1281 | bnx2_write_phy(bp, MII_BNX2_DSP_RW_PORT, val & 0xff0f); | |
1282 | else | |
1283 | bnx2_write_phy(bp, MII_BNX2_DSP_RW_PORT, val | 0xc0); | |
1284 | } | |
1285 | ||
b6016b76 MC |
1286 | static int |
1287 | bnx2_set_link(struct bnx2 *bp) | |
1288 | { | |
1289 | u32 bmsr; | |
1290 | u8 link_up; | |
1291 | ||
80be4434 | 1292 | if (bp->loopback == MAC_LOOPBACK || bp->loopback == PHY_LOOPBACK) { |
b6016b76 MC |
1293 | bp->link_up = 1; |
1294 | return 0; | |
1295 | } | |
1296 | ||
583c28e5 | 1297 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) |
0d8a6571 MC |
1298 | return 0; |
1299 | ||
b6016b76 MC |
1300 | link_up = bp->link_up; |
1301 | ||
27a005b8 MC |
1302 | bnx2_enable_bmsr1(bp); |
1303 | bnx2_read_phy(bp, bp->mii_bmsr1, &bmsr); | |
1304 | bnx2_read_phy(bp, bp->mii_bmsr1, &bmsr); | |
1305 | bnx2_disable_bmsr1(bp); | |
b6016b76 | 1306 | |
583c28e5 | 1307 | if ((bp->phy_flags & BNX2_PHY_FLAG_SERDES) && |
b6016b76 | 1308 | (CHIP_NUM(bp) == CHIP_NUM_5706)) { |
a2724e25 | 1309 | u32 val, an_dbg; |
b6016b76 | 1310 | |
583c28e5 | 1311 | if (bp->phy_flags & BNX2_PHY_FLAG_FORCED_DOWN) { |
b2fadeae | 1312 | bnx2_5706s_force_link_dn(bp, 0); |
583c28e5 | 1313 | bp->phy_flags &= ~BNX2_PHY_FLAG_FORCED_DOWN; |
b2fadeae | 1314 | } |
b6016b76 | 1315 | val = REG_RD(bp, BNX2_EMAC_STATUS); |
a2724e25 MC |
1316 | |
1317 | bnx2_write_phy(bp, MII_BNX2_MISC_SHADOW, MISC_SHDW_AN_DBG); | |
1318 | bnx2_read_phy(bp, MII_BNX2_MISC_SHADOW, &an_dbg); | |
1319 | bnx2_read_phy(bp, MII_BNX2_MISC_SHADOW, &an_dbg); | |
1320 | ||
1321 | if ((val & BNX2_EMAC_STATUS_LINK) && | |
1322 | !(an_dbg & MISC_SHDW_AN_DBG_NOSYNC)) | |
b6016b76 MC |
1323 | bmsr |= BMSR_LSTATUS; |
1324 | else | |
1325 | bmsr &= ~BMSR_LSTATUS; | |
1326 | } | |
1327 | ||
1328 | if (bmsr & BMSR_LSTATUS) { | |
1329 | bp->link_up = 1; | |
1330 | ||
583c28e5 | 1331 | if (bp->phy_flags & BNX2_PHY_FLAG_SERDES) { |
5b0c76ad MC |
1332 | if (CHIP_NUM(bp) == CHIP_NUM_5706) |
1333 | bnx2_5706s_linkup(bp); | |
1334 | else if (CHIP_NUM(bp) == CHIP_NUM_5708) | |
1335 | bnx2_5708s_linkup(bp); | |
27a005b8 MC |
1336 | else if (CHIP_NUM(bp) == CHIP_NUM_5709) |
1337 | bnx2_5709s_linkup(bp); | |
b6016b76 MC |
1338 | } |
1339 | else { | |
1340 | bnx2_copper_linkup(bp); | |
1341 | } | |
1342 | bnx2_resolve_flow_ctrl(bp); | |
1343 | } | |
1344 | else { | |
583c28e5 | 1345 | if ((bp->phy_flags & BNX2_PHY_FLAG_SERDES) && |
605a9e20 MC |
1346 | (bp->autoneg & AUTONEG_SPEED)) |
1347 | bnx2_disable_forced_2g5(bp); | |
b6016b76 | 1348 | |
583c28e5 | 1349 | if (bp->phy_flags & BNX2_PHY_FLAG_PARALLEL_DETECT) { |
b2fadeae MC |
1350 | u32 bmcr; |
1351 | ||
1352 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); | |
1353 | bmcr |= BMCR_ANENABLE; | |
1354 | bnx2_write_phy(bp, bp->mii_bmcr, bmcr); | |
1355 | ||
583c28e5 | 1356 | bp->phy_flags &= ~BNX2_PHY_FLAG_PARALLEL_DETECT; |
b2fadeae | 1357 | } |
b6016b76 MC |
1358 | bp->link_up = 0; |
1359 | } | |
1360 | ||
1361 | if (bp->link_up != link_up) { | |
1362 | bnx2_report_link(bp); | |
1363 | } | |
1364 | ||
1365 | bnx2_set_mac_link(bp); | |
1366 | ||
1367 | return 0; | |
1368 | } | |
1369 | ||
1370 | static int | |
1371 | bnx2_reset_phy(struct bnx2 *bp) | |
1372 | { | |
1373 | int i; | |
1374 | u32 reg; | |
1375 | ||
ca58c3af | 1376 | bnx2_write_phy(bp, bp->mii_bmcr, BMCR_RESET); |
b6016b76 MC |
1377 | |
1378 | #define PHY_RESET_MAX_WAIT 100 | |
1379 | for (i = 0; i < PHY_RESET_MAX_WAIT; i++) { | |
1380 | udelay(10); | |
1381 | ||
ca58c3af | 1382 | bnx2_read_phy(bp, bp->mii_bmcr, ®); |
b6016b76 MC |
1383 | if (!(reg & BMCR_RESET)) { |
1384 | udelay(20); | |
1385 | break; | |
1386 | } | |
1387 | } | |
1388 | if (i == PHY_RESET_MAX_WAIT) { | |
1389 | return -EBUSY; | |
1390 | } | |
1391 | return 0; | |
1392 | } | |
1393 | ||
1394 | static u32 | |
1395 | bnx2_phy_get_pause_adv(struct bnx2 *bp) | |
1396 | { | |
1397 | u32 adv = 0; | |
1398 | ||
1399 | if ((bp->req_flow_ctrl & (FLOW_CTRL_RX | FLOW_CTRL_TX)) == | |
1400 | (FLOW_CTRL_RX | FLOW_CTRL_TX)) { | |
1401 | ||
583c28e5 | 1402 | if (bp->phy_flags & BNX2_PHY_FLAG_SERDES) { |
b6016b76 MC |
1403 | adv = ADVERTISE_1000XPAUSE; |
1404 | } | |
1405 | else { | |
1406 | adv = ADVERTISE_PAUSE_CAP; | |
1407 | } | |
1408 | } | |
1409 | else if (bp->req_flow_ctrl & FLOW_CTRL_TX) { | |
583c28e5 | 1410 | if (bp->phy_flags & BNX2_PHY_FLAG_SERDES) { |
b6016b76 MC |
1411 | adv = ADVERTISE_1000XPSE_ASYM; |
1412 | } | |
1413 | else { | |
1414 | adv = ADVERTISE_PAUSE_ASYM; | |
1415 | } | |
1416 | } | |
1417 | else if (bp->req_flow_ctrl & FLOW_CTRL_RX) { | |
583c28e5 | 1418 | if (bp->phy_flags & BNX2_PHY_FLAG_SERDES) { |
b6016b76 MC |
1419 | adv = ADVERTISE_1000XPAUSE | ADVERTISE_1000XPSE_ASYM; |
1420 | } | |
1421 | else { | |
1422 | adv = ADVERTISE_PAUSE_CAP | ADVERTISE_PAUSE_ASYM; | |
1423 | } | |
1424 | } | |
1425 | return adv; | |
1426 | } | |
1427 | ||
0d8a6571 MC |
1428 | static int bnx2_fw_sync(struct bnx2 *, u32, int); |
1429 | ||
b6016b76 | 1430 | static int |
0d8a6571 MC |
1431 | bnx2_setup_remote_phy(struct bnx2 *bp, u8 port) |
1432 | { | |
1433 | u32 speed_arg = 0, pause_adv; | |
1434 | ||
1435 | pause_adv = bnx2_phy_get_pause_adv(bp); | |
1436 | ||
1437 | if (bp->autoneg & AUTONEG_SPEED) { | |
1438 | speed_arg |= BNX2_NETLINK_SET_LINK_ENABLE_AUTONEG; | |
1439 | if (bp->advertising & ADVERTISED_10baseT_Half) | |
1440 | speed_arg |= BNX2_NETLINK_SET_LINK_SPEED_10HALF; | |
1441 | if (bp->advertising & ADVERTISED_10baseT_Full) | |
1442 | speed_arg |= BNX2_NETLINK_SET_LINK_SPEED_10FULL; | |
1443 | if (bp->advertising & ADVERTISED_100baseT_Half) | |
1444 | speed_arg |= BNX2_NETLINK_SET_LINK_SPEED_100HALF; | |
1445 | if (bp->advertising & ADVERTISED_100baseT_Full) | |
1446 | speed_arg |= BNX2_NETLINK_SET_LINK_SPEED_100FULL; | |
1447 | if (bp->advertising & ADVERTISED_1000baseT_Full) | |
1448 | speed_arg |= BNX2_NETLINK_SET_LINK_SPEED_1GFULL; | |
1449 | if (bp->advertising & ADVERTISED_2500baseX_Full) | |
1450 | speed_arg |= BNX2_NETLINK_SET_LINK_SPEED_2G5FULL; | |
1451 | } else { | |
1452 | if (bp->req_line_speed == SPEED_2500) | |
1453 | speed_arg = BNX2_NETLINK_SET_LINK_SPEED_2G5FULL; | |
1454 | else if (bp->req_line_speed == SPEED_1000) | |
1455 | speed_arg = BNX2_NETLINK_SET_LINK_SPEED_1GFULL; | |
1456 | else if (bp->req_line_speed == SPEED_100) { | |
1457 | if (bp->req_duplex == DUPLEX_FULL) | |
1458 | speed_arg = BNX2_NETLINK_SET_LINK_SPEED_100FULL; | |
1459 | else | |
1460 | speed_arg = BNX2_NETLINK_SET_LINK_SPEED_100HALF; | |
1461 | } else if (bp->req_line_speed == SPEED_10) { | |
1462 | if (bp->req_duplex == DUPLEX_FULL) | |
1463 | speed_arg = BNX2_NETLINK_SET_LINK_SPEED_10FULL; | |
1464 | else | |
1465 | speed_arg = BNX2_NETLINK_SET_LINK_SPEED_10HALF; | |
1466 | } | |
1467 | } | |
1468 | ||
1469 | if (pause_adv & (ADVERTISE_1000XPAUSE | ADVERTISE_PAUSE_CAP)) | |
1470 | speed_arg |= BNX2_NETLINK_SET_LINK_FC_SYM_PAUSE; | |
c26736ec | 1471 | if (pause_adv & (ADVERTISE_1000XPSE_ASYM | ADVERTISE_PAUSE_ASYM)) |
0d8a6571 MC |
1472 | speed_arg |= BNX2_NETLINK_SET_LINK_FC_ASYM_PAUSE; |
1473 | ||
1474 | if (port == PORT_TP) | |
1475 | speed_arg |= BNX2_NETLINK_SET_LINK_PHY_APP_REMOTE | | |
1476 | BNX2_NETLINK_SET_LINK_ETH_AT_WIRESPEED; | |
1477 | ||
2726d6e1 | 1478 | bnx2_shmem_wr(bp, BNX2_DRV_MB_ARG0, speed_arg); |
0d8a6571 MC |
1479 | |
1480 | spin_unlock_bh(&bp->phy_lock); | |
1481 | bnx2_fw_sync(bp, BNX2_DRV_MSG_CODE_CMD_SET_LINK, 0); | |
1482 | spin_lock_bh(&bp->phy_lock); | |
1483 | ||
1484 | return 0; | |
1485 | } | |
1486 | ||
1487 | static int | |
1488 | bnx2_setup_serdes_phy(struct bnx2 *bp, u8 port) | |
b6016b76 | 1489 | { |
605a9e20 | 1490 | u32 adv, bmcr; |
b6016b76 MC |
1491 | u32 new_adv = 0; |
1492 | ||
583c28e5 | 1493 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) |
0d8a6571 MC |
1494 | return (bnx2_setup_remote_phy(bp, port)); |
1495 | ||
b6016b76 MC |
1496 | if (!(bp->autoneg & AUTONEG_SPEED)) { |
1497 | u32 new_bmcr; | |
5b0c76ad MC |
1498 | int force_link_down = 0; |
1499 | ||
605a9e20 MC |
1500 | if (bp->req_line_speed == SPEED_2500) { |
1501 | if (!bnx2_test_and_enable_2g5(bp)) | |
1502 | force_link_down = 1; | |
1503 | } else if (bp->req_line_speed == SPEED_1000) { | |
1504 | if (bnx2_test_and_disable_2g5(bp)) | |
1505 | force_link_down = 1; | |
1506 | } | |
ca58c3af | 1507 | bnx2_read_phy(bp, bp->mii_adv, &adv); |
80be4434 MC |
1508 | adv &= ~(ADVERTISE_1000XFULL | ADVERTISE_1000XHALF); |
1509 | ||
ca58c3af | 1510 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
605a9e20 | 1511 | new_bmcr = bmcr & ~BMCR_ANENABLE; |
80be4434 | 1512 | new_bmcr |= BMCR_SPEED1000; |
605a9e20 | 1513 | |
27a005b8 MC |
1514 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
1515 | if (bp->req_line_speed == SPEED_2500) | |
1516 | bnx2_enable_forced_2g5(bp); | |
1517 | else if (bp->req_line_speed == SPEED_1000) { | |
1518 | bnx2_disable_forced_2g5(bp); | |
1519 | new_bmcr &= ~0x2000; | |
1520 | } | |
1521 | ||
1522 | } else if (CHIP_NUM(bp) == CHIP_NUM_5708) { | |
605a9e20 MC |
1523 | if (bp->req_line_speed == SPEED_2500) |
1524 | new_bmcr |= BCM5708S_BMCR_FORCE_2500; | |
1525 | else | |
1526 | new_bmcr = bmcr & ~BCM5708S_BMCR_FORCE_2500; | |
5b0c76ad MC |
1527 | } |
1528 | ||
b6016b76 | 1529 | if (bp->req_duplex == DUPLEX_FULL) { |
5b0c76ad | 1530 | adv |= ADVERTISE_1000XFULL; |
b6016b76 MC |
1531 | new_bmcr |= BMCR_FULLDPLX; |
1532 | } | |
1533 | else { | |
5b0c76ad | 1534 | adv |= ADVERTISE_1000XHALF; |
b6016b76 MC |
1535 | new_bmcr &= ~BMCR_FULLDPLX; |
1536 | } | |
5b0c76ad | 1537 | if ((new_bmcr != bmcr) || (force_link_down)) { |
b6016b76 MC |
1538 | /* Force a link down visible on the other side */ |
1539 | if (bp->link_up) { | |
ca58c3af | 1540 | bnx2_write_phy(bp, bp->mii_adv, adv & |
5b0c76ad MC |
1541 | ~(ADVERTISE_1000XFULL | |
1542 | ADVERTISE_1000XHALF)); | |
ca58c3af | 1543 | bnx2_write_phy(bp, bp->mii_bmcr, bmcr | |
b6016b76 MC |
1544 | BMCR_ANRESTART | BMCR_ANENABLE); |
1545 | ||
1546 | bp->link_up = 0; | |
1547 | netif_carrier_off(bp->dev); | |
ca58c3af | 1548 | bnx2_write_phy(bp, bp->mii_bmcr, new_bmcr); |
80be4434 | 1549 | bnx2_report_link(bp); |
b6016b76 | 1550 | } |
ca58c3af MC |
1551 | bnx2_write_phy(bp, bp->mii_adv, adv); |
1552 | bnx2_write_phy(bp, bp->mii_bmcr, new_bmcr); | |
605a9e20 MC |
1553 | } else { |
1554 | bnx2_resolve_flow_ctrl(bp); | |
1555 | bnx2_set_mac_link(bp); | |
b6016b76 MC |
1556 | } |
1557 | return 0; | |
1558 | } | |
1559 | ||
605a9e20 | 1560 | bnx2_test_and_enable_2g5(bp); |
5b0c76ad | 1561 | |
b6016b76 MC |
1562 | if (bp->advertising & ADVERTISED_1000baseT_Full) |
1563 | new_adv |= ADVERTISE_1000XFULL; | |
1564 | ||
1565 | new_adv |= bnx2_phy_get_pause_adv(bp); | |
1566 | ||
ca58c3af MC |
1567 | bnx2_read_phy(bp, bp->mii_adv, &adv); |
1568 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); | |
b6016b76 MC |
1569 | |
1570 | bp->serdes_an_pending = 0; | |
1571 | if ((adv != new_adv) || ((bmcr & BMCR_ANENABLE) == 0)) { | |
1572 | /* Force a link down visible on the other side */ | |
1573 | if (bp->link_up) { | |
ca58c3af | 1574 | bnx2_write_phy(bp, bp->mii_bmcr, BMCR_LOOPBACK); |
80be4434 MC |
1575 | spin_unlock_bh(&bp->phy_lock); |
1576 | msleep(20); | |
1577 | spin_lock_bh(&bp->phy_lock); | |
b6016b76 MC |
1578 | } |
1579 | ||
ca58c3af MC |
1580 | bnx2_write_phy(bp, bp->mii_adv, new_adv); |
1581 | bnx2_write_phy(bp, bp->mii_bmcr, bmcr | BMCR_ANRESTART | | |
b6016b76 | 1582 | BMCR_ANENABLE); |
f8dd064e MC |
1583 | /* Speed up link-up time when the link partner |
1584 | * does not autonegotiate which is very common | |
1585 | * in blade servers. Some blade servers use | |
1586 | * IPMI for kerboard input and it's important | |
1587 | * to minimize link disruptions. Autoneg. involves | |
1588 | * exchanging base pages plus 3 next pages and | |
1589 | * normally completes in about 120 msec. | |
1590 | */ | |
1591 | bp->current_interval = SERDES_AN_TIMEOUT; | |
1592 | bp->serdes_an_pending = 1; | |
1593 | mod_timer(&bp->timer, jiffies + bp->current_interval); | |
605a9e20 MC |
1594 | } else { |
1595 | bnx2_resolve_flow_ctrl(bp); | |
1596 | bnx2_set_mac_link(bp); | |
b6016b76 MC |
1597 | } |
1598 | ||
1599 | return 0; | |
1600 | } | |
1601 | ||
1602 | #define ETHTOOL_ALL_FIBRE_SPEED \ | |
583c28e5 | 1603 | (bp->phy_flags & BNX2_PHY_FLAG_2_5G_CAPABLE) ? \ |
deaf391b MC |
1604 | (ADVERTISED_2500baseX_Full | ADVERTISED_1000baseT_Full) :\ |
1605 | (ADVERTISED_1000baseT_Full) | |
b6016b76 MC |
1606 | |
1607 | #define ETHTOOL_ALL_COPPER_SPEED \ | |
1608 | (ADVERTISED_10baseT_Half | ADVERTISED_10baseT_Full | \ | |
1609 | ADVERTISED_100baseT_Half | ADVERTISED_100baseT_Full | \ | |
1610 | ADVERTISED_1000baseT_Full) | |
1611 | ||
1612 | #define PHY_ALL_10_100_SPEED (ADVERTISE_10HALF | ADVERTISE_10FULL | \ | |
1613 | ADVERTISE_100HALF | ADVERTISE_100FULL | ADVERTISE_CSMA) | |
6aa20a22 | 1614 | |
b6016b76 MC |
1615 | #define PHY_ALL_1000_SPEED (ADVERTISE_1000HALF | ADVERTISE_1000FULL) |
1616 | ||
0d8a6571 MC |
1617 | static void |
1618 | bnx2_set_default_remote_link(struct bnx2 *bp) | |
1619 | { | |
1620 | u32 link; | |
1621 | ||
1622 | if (bp->phy_port == PORT_TP) | |
2726d6e1 | 1623 | link = bnx2_shmem_rd(bp, BNX2_RPHY_COPPER_LINK); |
0d8a6571 | 1624 | else |
2726d6e1 | 1625 | link = bnx2_shmem_rd(bp, BNX2_RPHY_SERDES_LINK); |
0d8a6571 MC |
1626 | |
1627 | if (link & BNX2_NETLINK_SET_LINK_ENABLE_AUTONEG) { | |
1628 | bp->req_line_speed = 0; | |
1629 | bp->autoneg |= AUTONEG_SPEED; | |
1630 | bp->advertising = ADVERTISED_Autoneg; | |
1631 | if (link & BNX2_NETLINK_SET_LINK_SPEED_10HALF) | |
1632 | bp->advertising |= ADVERTISED_10baseT_Half; | |
1633 | if (link & BNX2_NETLINK_SET_LINK_SPEED_10FULL) | |
1634 | bp->advertising |= ADVERTISED_10baseT_Full; | |
1635 | if (link & BNX2_NETLINK_SET_LINK_SPEED_100HALF) | |
1636 | bp->advertising |= ADVERTISED_100baseT_Half; | |
1637 | if (link & BNX2_NETLINK_SET_LINK_SPEED_100FULL) | |
1638 | bp->advertising |= ADVERTISED_100baseT_Full; | |
1639 | if (link & BNX2_NETLINK_SET_LINK_SPEED_1GFULL) | |
1640 | bp->advertising |= ADVERTISED_1000baseT_Full; | |
1641 | if (link & BNX2_NETLINK_SET_LINK_SPEED_2G5FULL) | |
1642 | bp->advertising |= ADVERTISED_2500baseX_Full; | |
1643 | } else { | |
1644 | bp->autoneg = 0; | |
1645 | bp->advertising = 0; | |
1646 | bp->req_duplex = DUPLEX_FULL; | |
1647 | if (link & BNX2_NETLINK_SET_LINK_SPEED_10) { | |
1648 | bp->req_line_speed = SPEED_10; | |
1649 | if (link & BNX2_NETLINK_SET_LINK_SPEED_10HALF) | |
1650 | bp->req_duplex = DUPLEX_HALF; | |
1651 | } | |
1652 | if (link & BNX2_NETLINK_SET_LINK_SPEED_100) { | |
1653 | bp->req_line_speed = SPEED_100; | |
1654 | if (link & BNX2_NETLINK_SET_LINK_SPEED_100HALF) | |
1655 | bp->req_duplex = DUPLEX_HALF; | |
1656 | } | |
1657 | if (link & BNX2_NETLINK_SET_LINK_SPEED_1GFULL) | |
1658 | bp->req_line_speed = SPEED_1000; | |
1659 | if (link & BNX2_NETLINK_SET_LINK_SPEED_2G5FULL) | |
1660 | bp->req_line_speed = SPEED_2500; | |
1661 | } | |
1662 | } | |
1663 | ||
deaf391b MC |
1664 | static void |
1665 | bnx2_set_default_link(struct bnx2 *bp) | |
1666 | { | |
ab59859d HH |
1667 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) { |
1668 | bnx2_set_default_remote_link(bp); | |
1669 | return; | |
1670 | } | |
0d8a6571 | 1671 | |
deaf391b MC |
1672 | bp->autoneg = AUTONEG_SPEED | AUTONEG_FLOW_CTRL; |
1673 | bp->req_line_speed = 0; | |
583c28e5 | 1674 | if (bp->phy_flags & BNX2_PHY_FLAG_SERDES) { |
deaf391b MC |
1675 | u32 reg; |
1676 | ||
1677 | bp->advertising = ETHTOOL_ALL_FIBRE_SPEED | ADVERTISED_Autoneg; | |
1678 | ||
2726d6e1 | 1679 | reg = bnx2_shmem_rd(bp, BNX2_PORT_HW_CFG_CONFIG); |
deaf391b MC |
1680 | reg &= BNX2_PORT_HW_CFG_CFG_DFLT_LINK_MASK; |
1681 | if (reg == BNX2_PORT_HW_CFG_CFG_DFLT_LINK_1G) { | |
1682 | bp->autoneg = 0; | |
1683 | bp->req_line_speed = bp->line_speed = SPEED_1000; | |
1684 | bp->req_duplex = DUPLEX_FULL; | |
1685 | } | |
1686 | } else | |
1687 | bp->advertising = ETHTOOL_ALL_COPPER_SPEED | ADVERTISED_Autoneg; | |
1688 | } | |
1689 | ||
df149d70 MC |
1690 | static void |
1691 | bnx2_send_heart_beat(struct bnx2 *bp) | |
1692 | { | |
1693 | u32 msg; | |
1694 | u32 addr; | |
1695 | ||
1696 | spin_lock(&bp->indirect_lock); | |
1697 | msg = (u32) (++bp->fw_drv_pulse_wr_seq & BNX2_DRV_PULSE_SEQ_MASK); | |
1698 | addr = bp->shmem_base + BNX2_DRV_PULSE_MB; | |
1699 | REG_WR(bp, BNX2_PCICFG_REG_WINDOW_ADDRESS, addr); | |
1700 | REG_WR(bp, BNX2_PCICFG_REG_WINDOW, msg); | |
1701 | spin_unlock(&bp->indirect_lock); | |
1702 | } | |
1703 | ||
0d8a6571 MC |
1704 | static void |
1705 | bnx2_remote_phy_event(struct bnx2 *bp) | |
1706 | { | |
1707 | u32 msg; | |
1708 | u8 link_up = bp->link_up; | |
1709 | u8 old_port; | |
1710 | ||
2726d6e1 | 1711 | msg = bnx2_shmem_rd(bp, BNX2_LINK_STATUS); |
0d8a6571 | 1712 | |
df149d70 MC |
1713 | if (msg & BNX2_LINK_STATUS_HEART_BEAT_EXPIRED) |
1714 | bnx2_send_heart_beat(bp); | |
1715 | ||
1716 | msg &= ~BNX2_LINK_STATUS_HEART_BEAT_EXPIRED; | |
1717 | ||
0d8a6571 MC |
1718 | if ((msg & BNX2_LINK_STATUS_LINK_UP) == BNX2_LINK_STATUS_LINK_DOWN) |
1719 | bp->link_up = 0; | |
1720 | else { | |
1721 | u32 speed; | |
1722 | ||
1723 | bp->link_up = 1; | |
1724 | speed = msg & BNX2_LINK_STATUS_SPEED_MASK; | |
1725 | bp->duplex = DUPLEX_FULL; | |
1726 | switch (speed) { | |
1727 | case BNX2_LINK_STATUS_10HALF: | |
1728 | bp->duplex = DUPLEX_HALF; | |
1729 | case BNX2_LINK_STATUS_10FULL: | |
1730 | bp->line_speed = SPEED_10; | |
1731 | break; | |
1732 | case BNX2_LINK_STATUS_100HALF: | |
1733 | bp->duplex = DUPLEX_HALF; | |
1734 | case BNX2_LINK_STATUS_100BASE_T4: | |
1735 | case BNX2_LINK_STATUS_100FULL: | |
1736 | bp->line_speed = SPEED_100; | |
1737 | break; | |
1738 | case BNX2_LINK_STATUS_1000HALF: | |
1739 | bp->duplex = DUPLEX_HALF; | |
1740 | case BNX2_LINK_STATUS_1000FULL: | |
1741 | bp->line_speed = SPEED_1000; | |
1742 | break; | |
1743 | case BNX2_LINK_STATUS_2500HALF: | |
1744 | bp->duplex = DUPLEX_HALF; | |
1745 | case BNX2_LINK_STATUS_2500FULL: | |
1746 | bp->line_speed = SPEED_2500; | |
1747 | break; | |
1748 | default: | |
1749 | bp->line_speed = 0; | |
1750 | break; | |
1751 | } | |
1752 | ||
0d8a6571 MC |
1753 | bp->flow_ctrl = 0; |
1754 | if ((bp->autoneg & (AUTONEG_SPEED | AUTONEG_FLOW_CTRL)) != | |
1755 | (AUTONEG_SPEED | AUTONEG_FLOW_CTRL)) { | |
1756 | if (bp->duplex == DUPLEX_FULL) | |
1757 | bp->flow_ctrl = bp->req_flow_ctrl; | |
1758 | } else { | |
1759 | if (msg & BNX2_LINK_STATUS_TX_FC_ENABLED) | |
1760 | bp->flow_ctrl |= FLOW_CTRL_TX; | |
1761 | if (msg & BNX2_LINK_STATUS_RX_FC_ENABLED) | |
1762 | bp->flow_ctrl |= FLOW_CTRL_RX; | |
1763 | } | |
1764 | ||
1765 | old_port = bp->phy_port; | |
1766 | if (msg & BNX2_LINK_STATUS_SERDES_LINK) | |
1767 | bp->phy_port = PORT_FIBRE; | |
1768 | else | |
1769 | bp->phy_port = PORT_TP; | |
1770 | ||
1771 | if (old_port != bp->phy_port) | |
1772 | bnx2_set_default_link(bp); | |
1773 | ||
0d8a6571 MC |
1774 | } |
1775 | if (bp->link_up != link_up) | |
1776 | bnx2_report_link(bp); | |
1777 | ||
1778 | bnx2_set_mac_link(bp); | |
1779 | } | |
1780 | ||
1781 | static int | |
1782 | bnx2_set_remote_link(struct bnx2 *bp) | |
1783 | { | |
1784 | u32 evt_code; | |
1785 | ||
2726d6e1 | 1786 | evt_code = bnx2_shmem_rd(bp, BNX2_FW_EVT_CODE_MB); |
0d8a6571 MC |
1787 | switch (evt_code) { |
1788 | case BNX2_FW_EVT_CODE_LINK_EVENT: | |
1789 | bnx2_remote_phy_event(bp); | |
1790 | break; | |
1791 | case BNX2_FW_EVT_CODE_SW_TIMER_EXPIRATION_EVENT: | |
1792 | default: | |
df149d70 | 1793 | bnx2_send_heart_beat(bp); |
0d8a6571 MC |
1794 | break; |
1795 | } | |
1796 | return 0; | |
1797 | } | |
1798 | ||
b6016b76 MC |
1799 | static int |
1800 | bnx2_setup_copper_phy(struct bnx2 *bp) | |
1801 | { | |
1802 | u32 bmcr; | |
1803 | u32 new_bmcr; | |
1804 | ||
ca58c3af | 1805 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
b6016b76 MC |
1806 | |
1807 | if (bp->autoneg & AUTONEG_SPEED) { | |
1808 | u32 adv_reg, adv1000_reg; | |
1809 | u32 new_adv_reg = 0; | |
1810 | u32 new_adv1000_reg = 0; | |
1811 | ||
ca58c3af | 1812 | bnx2_read_phy(bp, bp->mii_adv, &adv_reg); |
b6016b76 MC |
1813 | adv_reg &= (PHY_ALL_10_100_SPEED | ADVERTISE_PAUSE_CAP | |
1814 | ADVERTISE_PAUSE_ASYM); | |
1815 | ||
1816 | bnx2_read_phy(bp, MII_CTRL1000, &adv1000_reg); | |
1817 | adv1000_reg &= PHY_ALL_1000_SPEED; | |
1818 | ||
1819 | if (bp->advertising & ADVERTISED_10baseT_Half) | |
1820 | new_adv_reg |= ADVERTISE_10HALF; | |
1821 | if (bp->advertising & ADVERTISED_10baseT_Full) | |
1822 | new_adv_reg |= ADVERTISE_10FULL; | |
1823 | if (bp->advertising & ADVERTISED_100baseT_Half) | |
1824 | new_adv_reg |= ADVERTISE_100HALF; | |
1825 | if (bp->advertising & ADVERTISED_100baseT_Full) | |
1826 | new_adv_reg |= ADVERTISE_100FULL; | |
1827 | if (bp->advertising & ADVERTISED_1000baseT_Full) | |
1828 | new_adv1000_reg |= ADVERTISE_1000FULL; | |
6aa20a22 | 1829 | |
b6016b76 MC |
1830 | new_adv_reg |= ADVERTISE_CSMA; |
1831 | ||
1832 | new_adv_reg |= bnx2_phy_get_pause_adv(bp); | |
1833 | ||
1834 | if ((adv1000_reg != new_adv1000_reg) || | |
1835 | (adv_reg != new_adv_reg) || | |
1836 | ((bmcr & BMCR_ANENABLE) == 0)) { | |
1837 | ||
ca58c3af | 1838 | bnx2_write_phy(bp, bp->mii_adv, new_adv_reg); |
b6016b76 | 1839 | bnx2_write_phy(bp, MII_CTRL1000, new_adv1000_reg); |
ca58c3af | 1840 | bnx2_write_phy(bp, bp->mii_bmcr, BMCR_ANRESTART | |
b6016b76 MC |
1841 | BMCR_ANENABLE); |
1842 | } | |
1843 | else if (bp->link_up) { | |
1844 | /* Flow ctrl may have changed from auto to forced */ | |
1845 | /* or vice-versa. */ | |
1846 | ||
1847 | bnx2_resolve_flow_ctrl(bp); | |
1848 | bnx2_set_mac_link(bp); | |
1849 | } | |
1850 | return 0; | |
1851 | } | |
1852 | ||
1853 | new_bmcr = 0; | |
1854 | if (bp->req_line_speed == SPEED_100) { | |
1855 | new_bmcr |= BMCR_SPEED100; | |
1856 | } | |
1857 | if (bp->req_duplex == DUPLEX_FULL) { | |
1858 | new_bmcr |= BMCR_FULLDPLX; | |
1859 | } | |
1860 | if (new_bmcr != bmcr) { | |
1861 | u32 bmsr; | |
b6016b76 | 1862 | |
ca58c3af MC |
1863 | bnx2_read_phy(bp, bp->mii_bmsr, &bmsr); |
1864 | bnx2_read_phy(bp, bp->mii_bmsr, &bmsr); | |
6aa20a22 | 1865 | |
b6016b76 MC |
1866 | if (bmsr & BMSR_LSTATUS) { |
1867 | /* Force link down */ | |
ca58c3af | 1868 | bnx2_write_phy(bp, bp->mii_bmcr, BMCR_LOOPBACK); |
a16dda0e MC |
1869 | spin_unlock_bh(&bp->phy_lock); |
1870 | msleep(50); | |
1871 | spin_lock_bh(&bp->phy_lock); | |
1872 | ||
ca58c3af MC |
1873 | bnx2_read_phy(bp, bp->mii_bmsr, &bmsr); |
1874 | bnx2_read_phy(bp, bp->mii_bmsr, &bmsr); | |
b6016b76 MC |
1875 | } |
1876 | ||
ca58c3af | 1877 | bnx2_write_phy(bp, bp->mii_bmcr, new_bmcr); |
b6016b76 MC |
1878 | |
1879 | /* Normally, the new speed is setup after the link has | |
1880 | * gone down and up again. In some cases, link will not go | |
1881 | * down so we need to set up the new speed here. | |
1882 | */ | |
1883 | if (bmsr & BMSR_LSTATUS) { | |
1884 | bp->line_speed = bp->req_line_speed; | |
1885 | bp->duplex = bp->req_duplex; | |
1886 | bnx2_resolve_flow_ctrl(bp); | |
1887 | bnx2_set_mac_link(bp); | |
1888 | } | |
27a005b8 MC |
1889 | } else { |
1890 | bnx2_resolve_flow_ctrl(bp); | |
1891 | bnx2_set_mac_link(bp); | |
b6016b76 MC |
1892 | } |
1893 | return 0; | |
1894 | } | |
1895 | ||
1896 | static int | |
0d8a6571 | 1897 | bnx2_setup_phy(struct bnx2 *bp, u8 port) |
b6016b76 MC |
1898 | { |
1899 | if (bp->loopback == MAC_LOOPBACK) | |
1900 | return 0; | |
1901 | ||
583c28e5 | 1902 | if (bp->phy_flags & BNX2_PHY_FLAG_SERDES) { |
0d8a6571 | 1903 | return (bnx2_setup_serdes_phy(bp, port)); |
b6016b76 MC |
1904 | } |
1905 | else { | |
1906 | return (bnx2_setup_copper_phy(bp)); | |
1907 | } | |
1908 | } | |
1909 | ||
27a005b8 | 1910 | static int |
9a120bc5 | 1911 | bnx2_init_5709s_phy(struct bnx2 *bp, int reset_phy) |
27a005b8 MC |
1912 | { |
1913 | u32 val; | |
1914 | ||
1915 | bp->mii_bmcr = MII_BMCR + 0x10; | |
1916 | bp->mii_bmsr = MII_BMSR + 0x10; | |
1917 | bp->mii_bmsr1 = MII_BNX2_GP_TOP_AN_STATUS1; | |
1918 | bp->mii_adv = MII_ADVERTISE + 0x10; | |
1919 | bp->mii_lpa = MII_LPA + 0x10; | |
1920 | bp->mii_up1 = MII_BNX2_OVER1G_UP1; | |
1921 | ||
1922 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_AER); | |
1923 | bnx2_write_phy(bp, MII_BNX2_AER_AER, MII_BNX2_AER_AER_AN_MMD); | |
1924 | ||
1925 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_COMBO_IEEEB0); | |
9a120bc5 MC |
1926 | if (reset_phy) |
1927 | bnx2_reset_phy(bp); | |
27a005b8 MC |
1928 | |
1929 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_SERDES_DIG); | |
1930 | ||
1931 | bnx2_read_phy(bp, MII_BNX2_SERDES_DIG_1000XCTL1, &val); | |
1932 | val &= ~MII_BNX2_SD_1000XCTL1_AUTODET; | |
1933 | val |= MII_BNX2_SD_1000XCTL1_FIBER; | |
1934 | bnx2_write_phy(bp, MII_BNX2_SERDES_DIG_1000XCTL1, val); | |
1935 | ||
1936 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_OVER1G); | |
1937 | bnx2_read_phy(bp, MII_BNX2_OVER1G_UP1, &val); | |
583c28e5 | 1938 | if (bp->phy_flags & BNX2_PHY_FLAG_2_5G_CAPABLE) |
27a005b8 MC |
1939 | val |= BCM5708S_UP1_2G5; |
1940 | else | |
1941 | val &= ~BCM5708S_UP1_2G5; | |
1942 | bnx2_write_phy(bp, MII_BNX2_OVER1G_UP1, val); | |
1943 | ||
1944 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_BAM_NXTPG); | |
1945 | bnx2_read_phy(bp, MII_BNX2_BAM_NXTPG_CTL, &val); | |
1946 | val |= MII_BNX2_NXTPG_CTL_T2 | MII_BNX2_NXTPG_CTL_BAM; | |
1947 | bnx2_write_phy(bp, MII_BNX2_BAM_NXTPG_CTL, val); | |
1948 | ||
1949 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_CL73_USERB0); | |
1950 | ||
1951 | val = MII_BNX2_CL73_BAM_EN | MII_BNX2_CL73_BAM_STA_MGR_EN | | |
1952 | MII_BNX2_CL73_BAM_NP_AFT_BP_EN; | |
1953 | bnx2_write_phy(bp, MII_BNX2_CL73_BAM_CTL1, val); | |
1954 | ||
1955 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_COMBO_IEEEB0); | |
1956 | ||
1957 | return 0; | |
1958 | } | |
1959 | ||
b6016b76 | 1960 | static int |
9a120bc5 | 1961 | bnx2_init_5708s_phy(struct bnx2 *bp, int reset_phy) |
5b0c76ad MC |
1962 | { |
1963 | u32 val; | |
1964 | ||
9a120bc5 MC |
1965 | if (reset_phy) |
1966 | bnx2_reset_phy(bp); | |
27a005b8 MC |
1967 | |
1968 | bp->mii_up1 = BCM5708S_UP1; | |
1969 | ||
5b0c76ad MC |
1970 | bnx2_write_phy(bp, BCM5708S_BLK_ADDR, BCM5708S_BLK_ADDR_DIG3); |
1971 | bnx2_write_phy(bp, BCM5708S_DIG_3_0, BCM5708S_DIG_3_0_USE_IEEE); | |
1972 | bnx2_write_phy(bp, BCM5708S_BLK_ADDR, BCM5708S_BLK_ADDR_DIG); | |
1973 | ||
1974 | bnx2_read_phy(bp, BCM5708S_1000X_CTL1, &val); | |
1975 | val |= BCM5708S_1000X_CTL1_FIBER_MODE | BCM5708S_1000X_CTL1_AUTODET_EN; | |
1976 | bnx2_write_phy(bp, BCM5708S_1000X_CTL1, val); | |
1977 | ||
1978 | bnx2_read_phy(bp, BCM5708S_1000X_CTL2, &val); | |
1979 | val |= BCM5708S_1000X_CTL2_PLLEL_DET_EN; | |
1980 | bnx2_write_phy(bp, BCM5708S_1000X_CTL2, val); | |
1981 | ||
583c28e5 | 1982 | if (bp->phy_flags & BNX2_PHY_FLAG_2_5G_CAPABLE) { |
5b0c76ad MC |
1983 | bnx2_read_phy(bp, BCM5708S_UP1, &val); |
1984 | val |= BCM5708S_UP1_2G5; | |
1985 | bnx2_write_phy(bp, BCM5708S_UP1, val); | |
1986 | } | |
1987 | ||
1988 | if ((CHIP_ID(bp) == CHIP_ID_5708_A0) || | |
dda1e390 MC |
1989 | (CHIP_ID(bp) == CHIP_ID_5708_B0) || |
1990 | (CHIP_ID(bp) == CHIP_ID_5708_B1)) { | |
5b0c76ad MC |
1991 | /* increase tx signal amplitude */ |
1992 | bnx2_write_phy(bp, BCM5708S_BLK_ADDR, | |
1993 | BCM5708S_BLK_ADDR_TX_MISC); | |
1994 | bnx2_read_phy(bp, BCM5708S_TX_ACTL1, &val); | |
1995 | val &= ~BCM5708S_TX_ACTL1_DRIVER_VCM; | |
1996 | bnx2_write_phy(bp, BCM5708S_TX_ACTL1, val); | |
1997 | bnx2_write_phy(bp, BCM5708S_BLK_ADDR, BCM5708S_BLK_ADDR_DIG); | |
1998 | } | |
1999 | ||
2726d6e1 | 2000 | val = bnx2_shmem_rd(bp, BNX2_PORT_HW_CFG_CONFIG) & |
5b0c76ad MC |
2001 | BNX2_PORT_HW_CFG_CFG_TXCTL3_MASK; |
2002 | ||
2003 | if (val) { | |
2004 | u32 is_backplane; | |
2005 | ||
2726d6e1 | 2006 | is_backplane = bnx2_shmem_rd(bp, BNX2_SHARED_HW_CFG_CONFIG); |
5b0c76ad MC |
2007 | if (is_backplane & BNX2_SHARED_HW_CFG_PHY_BACKPLANE) { |
2008 | bnx2_write_phy(bp, BCM5708S_BLK_ADDR, | |
2009 | BCM5708S_BLK_ADDR_TX_MISC); | |
2010 | bnx2_write_phy(bp, BCM5708S_TX_ACTL3, val); | |
2011 | bnx2_write_phy(bp, BCM5708S_BLK_ADDR, | |
2012 | BCM5708S_BLK_ADDR_DIG); | |
2013 | } | |
2014 | } | |
2015 | return 0; | |
2016 | } | |
2017 | ||
2018 | static int | |
9a120bc5 | 2019 | bnx2_init_5706s_phy(struct bnx2 *bp, int reset_phy) |
b6016b76 | 2020 | { |
9a120bc5 MC |
2021 | if (reset_phy) |
2022 | bnx2_reset_phy(bp); | |
27a005b8 | 2023 | |
583c28e5 | 2024 | bp->phy_flags &= ~BNX2_PHY_FLAG_PARALLEL_DETECT; |
b6016b76 | 2025 | |
59b47d8a MC |
2026 | if (CHIP_NUM(bp) == CHIP_NUM_5706) |
2027 | REG_WR(bp, BNX2_MISC_GP_HW_CTL0, 0x300); | |
b6016b76 MC |
2028 | |
2029 | if (bp->dev->mtu > 1500) { | |
2030 | u32 val; | |
2031 | ||
2032 | /* Set extended packet length bit */ | |
2033 | bnx2_write_phy(bp, 0x18, 0x7); | |
2034 | bnx2_read_phy(bp, 0x18, &val); | |
2035 | bnx2_write_phy(bp, 0x18, (val & 0xfff8) | 0x4000); | |
2036 | ||
2037 | bnx2_write_phy(bp, 0x1c, 0x6c00); | |
2038 | bnx2_read_phy(bp, 0x1c, &val); | |
2039 | bnx2_write_phy(bp, 0x1c, (val & 0x3ff) | 0xec02); | |
2040 | } | |
2041 | else { | |
2042 | u32 val; | |
2043 | ||
2044 | bnx2_write_phy(bp, 0x18, 0x7); | |
2045 | bnx2_read_phy(bp, 0x18, &val); | |
2046 | bnx2_write_phy(bp, 0x18, val & ~0x4007); | |
2047 | ||
2048 | bnx2_write_phy(bp, 0x1c, 0x6c00); | |
2049 | bnx2_read_phy(bp, 0x1c, &val); | |
2050 | bnx2_write_phy(bp, 0x1c, (val & 0x3fd) | 0xec00); | |
2051 | } | |
2052 | ||
2053 | return 0; | |
2054 | } | |
2055 | ||
2056 | static int | |
9a120bc5 | 2057 | bnx2_init_copper_phy(struct bnx2 *bp, int reset_phy) |
b6016b76 | 2058 | { |
5b0c76ad MC |
2059 | u32 val; |
2060 | ||
9a120bc5 MC |
2061 | if (reset_phy) |
2062 | bnx2_reset_phy(bp); | |
27a005b8 | 2063 | |
583c28e5 | 2064 | if (bp->phy_flags & BNX2_PHY_FLAG_CRC_FIX) { |
b6016b76 MC |
2065 | bnx2_write_phy(bp, 0x18, 0x0c00); |
2066 | bnx2_write_phy(bp, 0x17, 0x000a); | |
2067 | bnx2_write_phy(bp, 0x15, 0x310b); | |
2068 | bnx2_write_phy(bp, 0x17, 0x201f); | |
2069 | bnx2_write_phy(bp, 0x15, 0x9506); | |
2070 | bnx2_write_phy(bp, 0x17, 0x401f); | |
2071 | bnx2_write_phy(bp, 0x15, 0x14e2); | |
2072 | bnx2_write_phy(bp, 0x18, 0x0400); | |
2073 | } | |
2074 | ||
583c28e5 | 2075 | if (bp->phy_flags & BNX2_PHY_FLAG_DIS_EARLY_DAC) { |
b659f44e MC |
2076 | bnx2_write_phy(bp, MII_BNX2_DSP_ADDRESS, |
2077 | MII_BNX2_DSP_EXPAND_REG | 0x8); | |
2078 | bnx2_read_phy(bp, MII_BNX2_DSP_RW_PORT, &val); | |
2079 | val &= ~(1 << 8); | |
2080 | bnx2_write_phy(bp, MII_BNX2_DSP_RW_PORT, val); | |
2081 | } | |
2082 | ||
b6016b76 | 2083 | if (bp->dev->mtu > 1500) { |
b6016b76 MC |
2084 | /* Set extended packet length bit */ |
2085 | bnx2_write_phy(bp, 0x18, 0x7); | |
2086 | bnx2_read_phy(bp, 0x18, &val); | |
2087 | bnx2_write_phy(bp, 0x18, val | 0x4000); | |
2088 | ||
2089 | bnx2_read_phy(bp, 0x10, &val); | |
2090 | bnx2_write_phy(bp, 0x10, val | 0x1); | |
2091 | } | |
2092 | else { | |
b6016b76 MC |
2093 | bnx2_write_phy(bp, 0x18, 0x7); |
2094 | bnx2_read_phy(bp, 0x18, &val); | |
2095 | bnx2_write_phy(bp, 0x18, val & ~0x4007); | |
2096 | ||
2097 | bnx2_read_phy(bp, 0x10, &val); | |
2098 | bnx2_write_phy(bp, 0x10, val & ~0x1); | |
2099 | } | |
2100 | ||
5b0c76ad MC |
2101 | /* ethernet@wirespeed */ |
2102 | bnx2_write_phy(bp, 0x18, 0x7007); | |
2103 | bnx2_read_phy(bp, 0x18, &val); | |
2104 | bnx2_write_phy(bp, 0x18, val | (1 << 15) | (1 << 4)); | |
b6016b76 MC |
2105 | return 0; |
2106 | } | |
2107 | ||
2108 | ||
2109 | static int | |
9a120bc5 | 2110 | bnx2_init_phy(struct bnx2 *bp, int reset_phy) |
b6016b76 MC |
2111 | { |
2112 | u32 val; | |
2113 | int rc = 0; | |
2114 | ||
583c28e5 MC |
2115 | bp->phy_flags &= ~BNX2_PHY_FLAG_INT_MODE_MASK; |
2116 | bp->phy_flags |= BNX2_PHY_FLAG_INT_MODE_LINK_READY; | |
b6016b76 | 2117 | |
ca58c3af MC |
2118 | bp->mii_bmcr = MII_BMCR; |
2119 | bp->mii_bmsr = MII_BMSR; | |
27a005b8 | 2120 | bp->mii_bmsr1 = MII_BMSR; |
ca58c3af MC |
2121 | bp->mii_adv = MII_ADVERTISE; |
2122 | bp->mii_lpa = MII_LPA; | |
2123 | ||
b6016b76 MC |
2124 | REG_WR(bp, BNX2_EMAC_ATTENTION_ENA, BNX2_EMAC_ATTENTION_ENA_LINK); |
2125 | ||
583c28e5 | 2126 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) |
0d8a6571 MC |
2127 | goto setup_phy; |
2128 | ||
b6016b76 MC |
2129 | bnx2_read_phy(bp, MII_PHYSID1, &val); |
2130 | bp->phy_id = val << 16; | |
2131 | bnx2_read_phy(bp, MII_PHYSID2, &val); | |
2132 | bp->phy_id |= val & 0xffff; | |
2133 | ||
583c28e5 | 2134 | if (bp->phy_flags & BNX2_PHY_FLAG_SERDES) { |
5b0c76ad | 2135 | if (CHIP_NUM(bp) == CHIP_NUM_5706) |
9a120bc5 | 2136 | rc = bnx2_init_5706s_phy(bp, reset_phy); |
5b0c76ad | 2137 | else if (CHIP_NUM(bp) == CHIP_NUM_5708) |
9a120bc5 | 2138 | rc = bnx2_init_5708s_phy(bp, reset_phy); |
27a005b8 | 2139 | else if (CHIP_NUM(bp) == CHIP_NUM_5709) |
9a120bc5 | 2140 | rc = bnx2_init_5709s_phy(bp, reset_phy); |
b6016b76 MC |
2141 | } |
2142 | else { | |
9a120bc5 | 2143 | rc = bnx2_init_copper_phy(bp, reset_phy); |
b6016b76 MC |
2144 | } |
2145 | ||
0d8a6571 MC |
2146 | setup_phy: |
2147 | if (!rc) | |
2148 | rc = bnx2_setup_phy(bp, bp->phy_port); | |
b6016b76 MC |
2149 | |
2150 | return rc; | |
2151 | } | |
2152 | ||
2153 | static int | |
2154 | bnx2_set_mac_loopback(struct bnx2 *bp) | |
2155 | { | |
2156 | u32 mac_mode; | |
2157 | ||
2158 | mac_mode = REG_RD(bp, BNX2_EMAC_MODE); | |
2159 | mac_mode &= ~BNX2_EMAC_MODE_PORT; | |
2160 | mac_mode |= BNX2_EMAC_MODE_MAC_LOOP | BNX2_EMAC_MODE_FORCE_LINK; | |
2161 | REG_WR(bp, BNX2_EMAC_MODE, mac_mode); | |
2162 | bp->link_up = 1; | |
2163 | return 0; | |
2164 | } | |
2165 | ||
bc5a0690 MC |
2166 | static int bnx2_test_link(struct bnx2 *); |
2167 | ||
2168 | static int | |
2169 | bnx2_set_phy_loopback(struct bnx2 *bp) | |
2170 | { | |
2171 | u32 mac_mode; | |
2172 | int rc, i; | |
2173 | ||
2174 | spin_lock_bh(&bp->phy_lock); | |
ca58c3af | 2175 | rc = bnx2_write_phy(bp, bp->mii_bmcr, BMCR_LOOPBACK | BMCR_FULLDPLX | |
bc5a0690 MC |
2176 | BMCR_SPEED1000); |
2177 | spin_unlock_bh(&bp->phy_lock); | |
2178 | if (rc) | |
2179 | return rc; | |
2180 | ||
2181 | for (i = 0; i < 10; i++) { | |
2182 | if (bnx2_test_link(bp) == 0) | |
2183 | break; | |
80be4434 | 2184 | msleep(100); |
bc5a0690 MC |
2185 | } |
2186 | ||
2187 | mac_mode = REG_RD(bp, BNX2_EMAC_MODE); | |
2188 | mac_mode &= ~(BNX2_EMAC_MODE_PORT | BNX2_EMAC_MODE_HALF_DUPLEX | | |
2189 | BNX2_EMAC_MODE_MAC_LOOP | BNX2_EMAC_MODE_FORCE_LINK | | |
59b47d8a | 2190 | BNX2_EMAC_MODE_25G_MODE); |
bc5a0690 MC |
2191 | |
2192 | mac_mode |= BNX2_EMAC_MODE_PORT_GMII; | |
2193 | REG_WR(bp, BNX2_EMAC_MODE, mac_mode); | |
2194 | bp->link_up = 1; | |
2195 | return 0; | |
2196 | } | |
2197 | ||
b6016b76 | 2198 | static int |
b090ae2b | 2199 | bnx2_fw_sync(struct bnx2 *bp, u32 msg_data, int silent) |
b6016b76 MC |
2200 | { |
2201 | int i; | |
2202 | u32 val; | |
2203 | ||
b6016b76 MC |
2204 | bp->fw_wr_seq++; |
2205 | msg_data |= bp->fw_wr_seq; | |
2206 | ||
2726d6e1 | 2207 | bnx2_shmem_wr(bp, BNX2_DRV_MB, msg_data); |
b6016b76 MC |
2208 | |
2209 | /* wait for an acknowledgement. */ | |
b090ae2b MC |
2210 | for (i = 0; i < (FW_ACK_TIME_OUT_MS / 10); i++) { |
2211 | msleep(10); | |
b6016b76 | 2212 | |
2726d6e1 | 2213 | val = bnx2_shmem_rd(bp, BNX2_FW_MB); |
b6016b76 MC |
2214 | |
2215 | if ((val & BNX2_FW_MSG_ACK) == (msg_data & BNX2_DRV_MSG_SEQ)) | |
2216 | break; | |
2217 | } | |
b090ae2b MC |
2218 | if ((msg_data & BNX2_DRV_MSG_DATA) == BNX2_DRV_MSG_DATA_WAIT0) |
2219 | return 0; | |
b6016b76 MC |
2220 | |
2221 | /* If we timed out, inform the firmware that this is the case. */ | |
b090ae2b MC |
2222 | if ((val & BNX2_FW_MSG_ACK) != (msg_data & BNX2_DRV_MSG_SEQ)) { |
2223 | if (!silent) | |
2224 | printk(KERN_ERR PFX "fw sync timeout, reset code = " | |
2225 | "%x\n", msg_data); | |
b6016b76 MC |
2226 | |
2227 | msg_data &= ~BNX2_DRV_MSG_CODE; | |
2228 | msg_data |= BNX2_DRV_MSG_CODE_FW_TIMEOUT; | |
2229 | ||
2726d6e1 | 2230 | bnx2_shmem_wr(bp, BNX2_DRV_MB, msg_data); |
b6016b76 | 2231 | |
b6016b76 MC |
2232 | return -EBUSY; |
2233 | } | |
2234 | ||
b090ae2b MC |
2235 | if ((val & BNX2_FW_MSG_STATUS_MASK) != BNX2_FW_MSG_STATUS_OK) |
2236 | return -EIO; | |
2237 | ||
b6016b76 MC |
2238 | return 0; |
2239 | } | |
2240 | ||
59b47d8a MC |
2241 | static int |
2242 | bnx2_init_5709_context(struct bnx2 *bp) | |
2243 | { | |
2244 | int i, ret = 0; | |
2245 | u32 val; | |
2246 | ||
2247 | val = BNX2_CTX_COMMAND_ENABLED | BNX2_CTX_COMMAND_MEM_INIT | (1 << 12); | |
2248 | val |= (BCM_PAGE_BITS - 8) << 16; | |
2249 | REG_WR(bp, BNX2_CTX_COMMAND, val); | |
641bdcd5 MC |
2250 | for (i = 0; i < 10; i++) { |
2251 | val = REG_RD(bp, BNX2_CTX_COMMAND); | |
2252 | if (!(val & BNX2_CTX_COMMAND_MEM_INIT)) | |
2253 | break; | |
2254 | udelay(2); | |
2255 | } | |
2256 | if (val & BNX2_CTX_COMMAND_MEM_INIT) | |
2257 | return -EBUSY; | |
2258 | ||
59b47d8a MC |
2259 | for (i = 0; i < bp->ctx_pages; i++) { |
2260 | int j; | |
2261 | ||
352f7687 MC |
2262 | if (bp->ctx_blk[i]) |
2263 | memset(bp->ctx_blk[i], 0, BCM_PAGE_SIZE); | |
2264 | else | |
2265 | return -ENOMEM; | |
2266 | ||
59b47d8a MC |
2267 | REG_WR(bp, BNX2_CTX_HOST_PAGE_TBL_DATA0, |
2268 | (bp->ctx_blk_mapping[i] & 0xffffffff) | | |
2269 | BNX2_CTX_HOST_PAGE_TBL_DATA0_VALID); | |
2270 | REG_WR(bp, BNX2_CTX_HOST_PAGE_TBL_DATA1, | |
2271 | (u64) bp->ctx_blk_mapping[i] >> 32); | |
2272 | REG_WR(bp, BNX2_CTX_HOST_PAGE_TBL_CTRL, i | | |
2273 | BNX2_CTX_HOST_PAGE_TBL_CTRL_WRITE_REQ); | |
2274 | for (j = 0; j < 10; j++) { | |
2275 | ||
2276 | val = REG_RD(bp, BNX2_CTX_HOST_PAGE_TBL_CTRL); | |
2277 | if (!(val & BNX2_CTX_HOST_PAGE_TBL_CTRL_WRITE_REQ)) | |
2278 | break; | |
2279 | udelay(5); | |
2280 | } | |
2281 | if (val & BNX2_CTX_HOST_PAGE_TBL_CTRL_WRITE_REQ) { | |
2282 | ret = -EBUSY; | |
2283 | break; | |
2284 | } | |
2285 | } | |
2286 | return ret; | |
2287 | } | |
2288 | ||
b6016b76 MC |
2289 | static void |
2290 | bnx2_init_context(struct bnx2 *bp) | |
2291 | { | |
2292 | u32 vcid; | |
2293 | ||
2294 | vcid = 96; | |
2295 | while (vcid) { | |
2296 | u32 vcid_addr, pcid_addr, offset; | |
7947b20e | 2297 | int i; |
b6016b76 MC |
2298 | |
2299 | vcid--; | |
2300 | ||
2301 | if (CHIP_ID(bp) == CHIP_ID_5706_A0) { | |
2302 | u32 new_vcid; | |
2303 | ||
2304 | vcid_addr = GET_PCID_ADDR(vcid); | |
2305 | if (vcid & 0x8) { | |
2306 | new_vcid = 0x60 + (vcid & 0xf0) + (vcid & 0x7); | |
2307 | } | |
2308 | else { | |
2309 | new_vcid = vcid; | |
2310 | } | |
2311 | pcid_addr = GET_PCID_ADDR(new_vcid); | |
2312 | } | |
2313 | else { | |
2314 | vcid_addr = GET_CID_ADDR(vcid); | |
2315 | pcid_addr = vcid_addr; | |
2316 | } | |
2317 | ||
7947b20e MC |
2318 | for (i = 0; i < (CTX_SIZE / PHY_CTX_SIZE); i++) { |
2319 | vcid_addr += (i << PHY_CTX_SHIFT); | |
2320 | pcid_addr += (i << PHY_CTX_SHIFT); | |
b6016b76 | 2321 | |
5d5d0015 | 2322 | REG_WR(bp, BNX2_CTX_VIRT_ADDR, vcid_addr); |
7947b20e | 2323 | REG_WR(bp, BNX2_CTX_PAGE_TBL, pcid_addr); |
b6016b76 | 2324 | |
7947b20e MC |
2325 | /* Zero out the context. */ |
2326 | for (offset = 0; offset < PHY_CTX_SIZE; offset += 4) | |
62a8313c | 2327 | bnx2_ctx_wr(bp, vcid_addr, offset, 0); |
7947b20e | 2328 | } |
b6016b76 MC |
2329 | } |
2330 | } | |
2331 | ||
2332 | static int | |
2333 | bnx2_alloc_bad_rbuf(struct bnx2 *bp) | |
2334 | { | |
2335 | u16 *good_mbuf; | |
2336 | u32 good_mbuf_cnt; | |
2337 | u32 val; | |
2338 | ||
2339 | good_mbuf = kmalloc(512 * sizeof(u16), GFP_KERNEL); | |
2340 | if (good_mbuf == NULL) { | |
2341 | printk(KERN_ERR PFX "Failed to allocate memory in " | |
2342 | "bnx2_alloc_bad_rbuf\n"); | |
2343 | return -ENOMEM; | |
2344 | } | |
2345 | ||
2346 | REG_WR(bp, BNX2_MISC_ENABLE_SET_BITS, | |
2347 | BNX2_MISC_ENABLE_SET_BITS_RX_MBUF_ENABLE); | |
2348 | ||
2349 | good_mbuf_cnt = 0; | |
2350 | ||
2351 | /* Allocate a bunch of mbufs and save the good ones in an array. */ | |
2726d6e1 | 2352 | val = bnx2_reg_rd_ind(bp, BNX2_RBUF_STATUS1); |
b6016b76 | 2353 | while (val & BNX2_RBUF_STATUS1_FREE_COUNT) { |
2726d6e1 MC |
2354 | bnx2_reg_wr_ind(bp, BNX2_RBUF_COMMAND, |
2355 | BNX2_RBUF_COMMAND_ALLOC_REQ); | |
b6016b76 | 2356 | |
2726d6e1 | 2357 | val = bnx2_reg_rd_ind(bp, BNX2_RBUF_FW_BUF_ALLOC); |
b6016b76 MC |
2358 | |
2359 | val &= BNX2_RBUF_FW_BUF_ALLOC_VALUE; | |
2360 | ||
2361 | /* The addresses with Bit 9 set are bad memory blocks. */ | |
2362 | if (!(val & (1 << 9))) { | |
2363 | good_mbuf[good_mbuf_cnt] = (u16) val; | |
2364 | good_mbuf_cnt++; | |
2365 | } | |
2366 | ||
2726d6e1 | 2367 | val = bnx2_reg_rd_ind(bp, BNX2_RBUF_STATUS1); |
b6016b76 MC |
2368 | } |
2369 | ||
2370 | /* Free the good ones back to the mbuf pool thus discarding | |
2371 | * all the bad ones. */ | |
2372 | while (good_mbuf_cnt) { | |
2373 | good_mbuf_cnt--; | |
2374 | ||
2375 | val = good_mbuf[good_mbuf_cnt]; | |
2376 | val = (val << 9) | val | 1; | |
2377 | ||
2726d6e1 | 2378 | bnx2_reg_wr_ind(bp, BNX2_RBUF_FW_BUF_FREE, val); |
b6016b76 MC |
2379 | } |
2380 | kfree(good_mbuf); | |
2381 | return 0; | |
2382 | } | |
2383 | ||
2384 | static void | |
6aa20a22 | 2385 | bnx2_set_mac_addr(struct bnx2 *bp) |
b6016b76 MC |
2386 | { |
2387 | u32 val; | |
2388 | u8 *mac_addr = bp->dev->dev_addr; | |
2389 | ||
2390 | val = (mac_addr[0] << 8) | mac_addr[1]; | |
2391 | ||
2392 | REG_WR(bp, BNX2_EMAC_MAC_MATCH0, val); | |
2393 | ||
6aa20a22 | 2394 | val = (mac_addr[2] << 24) | (mac_addr[3] << 16) | |
b6016b76 MC |
2395 | (mac_addr[4] << 8) | mac_addr[5]; |
2396 | ||
2397 | REG_WR(bp, BNX2_EMAC_MAC_MATCH1, val); | |
2398 | } | |
2399 | ||
47bf4246 MC |
2400 | static inline int |
2401 | bnx2_alloc_rx_page(struct bnx2 *bp, u16 index) | |
2402 | { | |
2403 | dma_addr_t mapping; | |
2404 | struct sw_pg *rx_pg = &bp->rx_pg_ring[index]; | |
2405 | struct rx_bd *rxbd = | |
2406 | &bp->rx_pg_desc_ring[RX_RING(index)][RX_IDX(index)]; | |
2407 | struct page *page = alloc_page(GFP_ATOMIC); | |
2408 | ||
2409 | if (!page) | |
2410 | return -ENOMEM; | |
2411 | mapping = pci_map_page(bp->pdev, page, 0, PAGE_SIZE, | |
2412 | PCI_DMA_FROMDEVICE); | |
2413 | rx_pg->page = page; | |
2414 | pci_unmap_addr_set(rx_pg, mapping, mapping); | |
2415 | rxbd->rx_bd_haddr_hi = (u64) mapping >> 32; | |
2416 | rxbd->rx_bd_haddr_lo = (u64) mapping & 0xffffffff; | |
2417 | return 0; | |
2418 | } | |
2419 | ||
2420 | static void | |
2421 | bnx2_free_rx_page(struct bnx2 *bp, u16 index) | |
2422 | { | |
2423 | struct sw_pg *rx_pg = &bp->rx_pg_ring[index]; | |
2424 | struct page *page = rx_pg->page; | |
2425 | ||
2426 | if (!page) | |
2427 | return; | |
2428 | ||
2429 | pci_unmap_page(bp->pdev, pci_unmap_addr(rx_pg, mapping), PAGE_SIZE, | |
2430 | PCI_DMA_FROMDEVICE); | |
2431 | ||
2432 | __free_page(page); | |
2433 | rx_pg->page = NULL; | |
2434 | } | |
2435 | ||
b6016b76 | 2436 | static inline int |
a1f60190 | 2437 | bnx2_alloc_rx_skb(struct bnx2 *bp, struct bnx2_napi *bnapi, u16 index) |
b6016b76 MC |
2438 | { |
2439 | struct sk_buff *skb; | |
2440 | struct sw_bd *rx_buf = &bp->rx_buf_ring[index]; | |
2441 | dma_addr_t mapping; | |
13daffa2 | 2442 | struct rx_bd *rxbd = &bp->rx_desc_ring[RX_RING(index)][RX_IDX(index)]; |
b6016b76 MC |
2443 | unsigned long align; |
2444 | ||
932f3772 | 2445 | skb = netdev_alloc_skb(bp->dev, bp->rx_buf_size); |
b6016b76 MC |
2446 | if (skb == NULL) { |
2447 | return -ENOMEM; | |
2448 | } | |
2449 | ||
59b47d8a MC |
2450 | if (unlikely((align = (unsigned long) skb->data & (BNX2_RX_ALIGN - 1)))) |
2451 | skb_reserve(skb, BNX2_RX_ALIGN - align); | |
b6016b76 | 2452 | |
b6016b76 MC |
2453 | mapping = pci_map_single(bp->pdev, skb->data, bp->rx_buf_use_size, |
2454 | PCI_DMA_FROMDEVICE); | |
2455 | ||
2456 | rx_buf->skb = skb; | |
2457 | pci_unmap_addr_set(rx_buf, mapping, mapping); | |
2458 | ||
2459 | rxbd->rx_bd_haddr_hi = (u64) mapping >> 32; | |
2460 | rxbd->rx_bd_haddr_lo = (u64) mapping & 0xffffffff; | |
2461 | ||
a1f60190 | 2462 | bnapi->rx_prod_bseq += bp->rx_buf_use_size; |
b6016b76 MC |
2463 | |
2464 | return 0; | |
2465 | } | |
2466 | ||
da3e4fbe | 2467 | static int |
35efa7c1 | 2468 | bnx2_phy_event_is_set(struct bnx2 *bp, struct bnx2_napi *bnapi, u32 event) |
b6016b76 | 2469 | { |
35efa7c1 | 2470 | struct status_block *sblk = bnapi->status_blk; |
b6016b76 | 2471 | u32 new_link_state, old_link_state; |
da3e4fbe | 2472 | int is_set = 1; |
b6016b76 | 2473 | |
da3e4fbe MC |
2474 | new_link_state = sblk->status_attn_bits & event; |
2475 | old_link_state = sblk->status_attn_bits_ack & event; | |
b6016b76 | 2476 | if (new_link_state != old_link_state) { |
da3e4fbe MC |
2477 | if (new_link_state) |
2478 | REG_WR(bp, BNX2_PCICFG_STATUS_BIT_SET_CMD, event); | |
2479 | else | |
2480 | REG_WR(bp, BNX2_PCICFG_STATUS_BIT_CLEAR_CMD, event); | |
2481 | } else | |
2482 | is_set = 0; | |
2483 | ||
2484 | return is_set; | |
2485 | } | |
2486 | ||
2487 | static void | |
35efa7c1 | 2488 | bnx2_phy_int(struct bnx2 *bp, struct bnx2_napi *bnapi) |
da3e4fbe | 2489 | { |
74ecc62d MC |
2490 | spin_lock(&bp->phy_lock); |
2491 | ||
2492 | if (bnx2_phy_event_is_set(bp, bnapi, STATUS_ATTN_BITS_LINK_STATE)) | |
b6016b76 | 2493 | bnx2_set_link(bp); |
35efa7c1 | 2494 | if (bnx2_phy_event_is_set(bp, bnapi, STATUS_ATTN_BITS_TIMER_ABORT)) |
0d8a6571 MC |
2495 | bnx2_set_remote_link(bp); |
2496 | ||
74ecc62d MC |
2497 | spin_unlock(&bp->phy_lock); |
2498 | ||
b6016b76 MC |
2499 | } |
2500 | ||
ead7270b | 2501 | static inline u16 |
35efa7c1 | 2502 | bnx2_get_hw_tx_cons(struct bnx2_napi *bnapi) |
ead7270b MC |
2503 | { |
2504 | u16 cons; | |
2505 | ||
c76c0475 MC |
2506 | if (bnapi->int_num == 0) |
2507 | cons = bnapi->status_blk->status_tx_quick_consumer_index0; | |
2508 | else | |
2509 | cons = bnapi->status_blk_msix->status_tx_quick_consumer_index; | |
ead7270b MC |
2510 | |
2511 | if (unlikely((cons & MAX_TX_DESC_CNT) == MAX_TX_DESC_CNT)) | |
2512 | cons++; | |
2513 | return cons; | |
2514 | } | |
2515 | ||
57851d84 MC |
2516 | static int |
2517 | bnx2_tx_int(struct bnx2 *bp, struct bnx2_napi *bnapi, int budget) | |
b6016b76 | 2518 | { |
35e9010b | 2519 | struct bnx2_tx_ring_info *txr = &bnapi->tx_ring; |
b6016b76 | 2520 | u16 hw_cons, sw_cons, sw_ring_cons; |
57851d84 | 2521 | int tx_pkt = 0; |
b6016b76 | 2522 | |
35efa7c1 | 2523 | hw_cons = bnx2_get_hw_tx_cons(bnapi); |
35e9010b | 2524 | sw_cons = txr->tx_cons; |
b6016b76 MC |
2525 | |
2526 | while (sw_cons != hw_cons) { | |
2527 | struct sw_bd *tx_buf; | |
2528 | struct sk_buff *skb; | |
2529 | int i, last; | |
2530 | ||
2531 | sw_ring_cons = TX_RING_IDX(sw_cons); | |
2532 | ||
35e9010b | 2533 | tx_buf = &txr->tx_buf_ring[sw_ring_cons]; |
b6016b76 | 2534 | skb = tx_buf->skb; |
1d39ed56 | 2535 | |
b6016b76 | 2536 | /* partial BD completions possible with TSO packets */ |
89114afd | 2537 | if (skb_is_gso(skb)) { |
b6016b76 MC |
2538 | u16 last_idx, last_ring_idx; |
2539 | ||
2540 | last_idx = sw_cons + | |
2541 | skb_shinfo(skb)->nr_frags + 1; | |
2542 | last_ring_idx = sw_ring_cons + | |
2543 | skb_shinfo(skb)->nr_frags + 1; | |
2544 | if (unlikely(last_ring_idx >= MAX_TX_DESC_CNT)) { | |
2545 | last_idx++; | |
2546 | } | |
2547 | if (((s16) ((s16) last_idx - (s16) hw_cons)) > 0) { | |
2548 | break; | |
2549 | } | |
2550 | } | |
1d39ed56 | 2551 | |
b6016b76 MC |
2552 | pci_unmap_single(bp->pdev, pci_unmap_addr(tx_buf, mapping), |
2553 | skb_headlen(skb), PCI_DMA_TODEVICE); | |
2554 | ||
2555 | tx_buf->skb = NULL; | |
2556 | last = skb_shinfo(skb)->nr_frags; | |
2557 | ||
2558 | for (i = 0; i < last; i++) { | |
2559 | sw_cons = NEXT_TX_BD(sw_cons); | |
2560 | ||
2561 | pci_unmap_page(bp->pdev, | |
2562 | pci_unmap_addr( | |
35e9010b | 2563 | &txr->tx_buf_ring[TX_RING_IDX(sw_cons)], |
b6016b76 MC |
2564 | mapping), |
2565 | skb_shinfo(skb)->frags[i].size, | |
2566 | PCI_DMA_TODEVICE); | |
2567 | } | |
2568 | ||
2569 | sw_cons = NEXT_TX_BD(sw_cons); | |
2570 | ||
745720e5 | 2571 | dev_kfree_skb(skb); |
57851d84 MC |
2572 | tx_pkt++; |
2573 | if (tx_pkt == budget) | |
2574 | break; | |
b6016b76 | 2575 | |
35efa7c1 | 2576 | hw_cons = bnx2_get_hw_tx_cons(bnapi); |
b6016b76 MC |
2577 | } |
2578 | ||
35e9010b MC |
2579 | txr->hw_tx_cons = hw_cons; |
2580 | txr->tx_cons = sw_cons; | |
2f8af120 MC |
2581 | /* Need to make the tx_cons update visible to bnx2_start_xmit() |
2582 | * before checking for netif_queue_stopped(). Without the | |
2583 | * memory barrier, there is a small possibility that bnx2_start_xmit() | |
2584 | * will miss it and cause the queue to be stopped forever. | |
2585 | */ | |
2586 | smp_mb(); | |
b6016b76 | 2587 | |
2f8af120 | 2588 | if (unlikely(netif_queue_stopped(bp->dev)) && |
35e9010b | 2589 | (bnx2_tx_avail(bp, txr) > bp->tx_wake_thresh)) { |
2f8af120 | 2590 | netif_tx_lock(bp->dev); |
b6016b76 | 2591 | if ((netif_queue_stopped(bp->dev)) && |
35e9010b | 2592 | (bnx2_tx_avail(bp, txr) > bp->tx_wake_thresh)) |
b6016b76 | 2593 | netif_wake_queue(bp->dev); |
2f8af120 | 2594 | netif_tx_unlock(bp->dev); |
b6016b76 | 2595 | } |
57851d84 | 2596 | return tx_pkt; |
b6016b76 MC |
2597 | } |
2598 | ||
1db82f2a | 2599 | static void |
a1f60190 MC |
2600 | bnx2_reuse_rx_skb_pages(struct bnx2 *bp, struct bnx2_napi *bnapi, |
2601 | struct sk_buff *skb, int count) | |
1db82f2a MC |
2602 | { |
2603 | struct sw_pg *cons_rx_pg, *prod_rx_pg; | |
2604 | struct rx_bd *cons_bd, *prod_bd; | |
2605 | dma_addr_t mapping; | |
2606 | int i; | |
a1f60190 MC |
2607 | u16 hw_prod = bnapi->rx_pg_prod, prod; |
2608 | u16 cons = bnapi->rx_pg_cons; | |
1db82f2a MC |
2609 | |
2610 | for (i = 0; i < count; i++) { | |
2611 | prod = RX_PG_RING_IDX(hw_prod); | |
2612 | ||
2613 | prod_rx_pg = &bp->rx_pg_ring[prod]; | |
2614 | cons_rx_pg = &bp->rx_pg_ring[cons]; | |
2615 | cons_bd = &bp->rx_pg_desc_ring[RX_RING(cons)][RX_IDX(cons)]; | |
2616 | prod_bd = &bp->rx_pg_desc_ring[RX_RING(prod)][RX_IDX(prod)]; | |
2617 | ||
2618 | if (i == 0 && skb) { | |
2619 | struct page *page; | |
2620 | struct skb_shared_info *shinfo; | |
2621 | ||
2622 | shinfo = skb_shinfo(skb); | |
2623 | shinfo->nr_frags--; | |
2624 | page = shinfo->frags[shinfo->nr_frags].page; | |
2625 | shinfo->frags[shinfo->nr_frags].page = NULL; | |
2626 | mapping = pci_map_page(bp->pdev, page, 0, PAGE_SIZE, | |
2627 | PCI_DMA_FROMDEVICE); | |
2628 | cons_rx_pg->page = page; | |
2629 | pci_unmap_addr_set(cons_rx_pg, mapping, mapping); | |
2630 | dev_kfree_skb(skb); | |
2631 | } | |
2632 | if (prod != cons) { | |
2633 | prod_rx_pg->page = cons_rx_pg->page; | |
2634 | cons_rx_pg->page = NULL; | |
2635 | pci_unmap_addr_set(prod_rx_pg, mapping, | |
2636 | pci_unmap_addr(cons_rx_pg, mapping)); | |
2637 | ||
2638 | prod_bd->rx_bd_haddr_hi = cons_bd->rx_bd_haddr_hi; | |
2639 | prod_bd->rx_bd_haddr_lo = cons_bd->rx_bd_haddr_lo; | |
2640 | ||
2641 | } | |
2642 | cons = RX_PG_RING_IDX(NEXT_RX_BD(cons)); | |
2643 | hw_prod = NEXT_RX_BD(hw_prod); | |
2644 | } | |
a1f60190 MC |
2645 | bnapi->rx_pg_prod = hw_prod; |
2646 | bnapi->rx_pg_cons = cons; | |
1db82f2a MC |
2647 | } |
2648 | ||
b6016b76 | 2649 | static inline void |
a1f60190 | 2650 | bnx2_reuse_rx_skb(struct bnx2 *bp, struct bnx2_napi *bnapi, struct sk_buff *skb, |
b6016b76 MC |
2651 | u16 cons, u16 prod) |
2652 | { | |
236b6394 MC |
2653 | struct sw_bd *cons_rx_buf, *prod_rx_buf; |
2654 | struct rx_bd *cons_bd, *prod_bd; | |
2655 | ||
2656 | cons_rx_buf = &bp->rx_buf_ring[cons]; | |
2657 | prod_rx_buf = &bp->rx_buf_ring[prod]; | |
b6016b76 MC |
2658 | |
2659 | pci_dma_sync_single_for_device(bp->pdev, | |
2660 | pci_unmap_addr(cons_rx_buf, mapping), | |
601d3d18 | 2661 | BNX2_RX_OFFSET + BNX2_RX_COPY_THRESH, PCI_DMA_FROMDEVICE); |
b6016b76 | 2662 | |
a1f60190 | 2663 | bnapi->rx_prod_bseq += bp->rx_buf_use_size; |
b6016b76 | 2664 | |
236b6394 | 2665 | prod_rx_buf->skb = skb; |
b6016b76 | 2666 | |
236b6394 MC |
2667 | if (cons == prod) |
2668 | return; | |
b6016b76 | 2669 | |
236b6394 MC |
2670 | pci_unmap_addr_set(prod_rx_buf, mapping, |
2671 | pci_unmap_addr(cons_rx_buf, mapping)); | |
2672 | ||
3fdfcc2c MC |
2673 | cons_bd = &bp->rx_desc_ring[RX_RING(cons)][RX_IDX(cons)]; |
2674 | prod_bd = &bp->rx_desc_ring[RX_RING(prod)][RX_IDX(prod)]; | |
236b6394 MC |
2675 | prod_bd->rx_bd_haddr_hi = cons_bd->rx_bd_haddr_hi; |
2676 | prod_bd->rx_bd_haddr_lo = cons_bd->rx_bd_haddr_lo; | |
b6016b76 MC |
2677 | } |
2678 | ||
85833c62 | 2679 | static int |
a1f60190 MC |
2680 | bnx2_rx_skb(struct bnx2 *bp, struct bnx2_napi *bnapi, struct sk_buff *skb, |
2681 | unsigned int len, unsigned int hdr_len, dma_addr_t dma_addr, | |
2682 | u32 ring_idx) | |
85833c62 MC |
2683 | { |
2684 | int err; | |
2685 | u16 prod = ring_idx & 0xffff; | |
2686 | ||
a1f60190 | 2687 | err = bnx2_alloc_rx_skb(bp, bnapi, prod); |
85833c62 | 2688 | if (unlikely(err)) { |
a1f60190 | 2689 | bnx2_reuse_rx_skb(bp, bnapi, skb, (u16) (ring_idx >> 16), prod); |
1db82f2a MC |
2690 | if (hdr_len) { |
2691 | unsigned int raw_len = len + 4; | |
2692 | int pages = PAGE_ALIGN(raw_len - hdr_len) >> PAGE_SHIFT; | |
2693 | ||
a1f60190 | 2694 | bnx2_reuse_rx_skb_pages(bp, bnapi, NULL, pages); |
1db82f2a | 2695 | } |
85833c62 MC |
2696 | return err; |
2697 | } | |
2698 | ||
d89cb6af | 2699 | skb_reserve(skb, BNX2_RX_OFFSET); |
85833c62 MC |
2700 | pci_unmap_single(bp->pdev, dma_addr, bp->rx_buf_use_size, |
2701 | PCI_DMA_FROMDEVICE); | |
2702 | ||
1db82f2a MC |
2703 | if (hdr_len == 0) { |
2704 | skb_put(skb, len); | |
2705 | return 0; | |
2706 | } else { | |
2707 | unsigned int i, frag_len, frag_size, pages; | |
2708 | struct sw_pg *rx_pg; | |
a1f60190 MC |
2709 | u16 pg_cons = bnapi->rx_pg_cons; |
2710 | u16 pg_prod = bnapi->rx_pg_prod; | |
1db82f2a MC |
2711 | |
2712 | frag_size = len + 4 - hdr_len; | |
2713 | pages = PAGE_ALIGN(frag_size) >> PAGE_SHIFT; | |
2714 | skb_put(skb, hdr_len); | |
2715 | ||
2716 | for (i = 0; i < pages; i++) { | |
2717 | frag_len = min(frag_size, (unsigned int) PAGE_SIZE); | |
2718 | if (unlikely(frag_len <= 4)) { | |
2719 | unsigned int tail = 4 - frag_len; | |
2720 | ||
a1f60190 MC |
2721 | bnapi->rx_pg_cons = pg_cons; |
2722 | bnapi->rx_pg_prod = pg_prod; | |
2723 | bnx2_reuse_rx_skb_pages(bp, bnapi, NULL, | |
2724 | pages - i); | |
1db82f2a MC |
2725 | skb->len -= tail; |
2726 | if (i == 0) { | |
2727 | skb->tail -= tail; | |
2728 | } else { | |
2729 | skb_frag_t *frag = | |
2730 | &skb_shinfo(skb)->frags[i - 1]; | |
2731 | frag->size -= tail; | |
2732 | skb->data_len -= tail; | |
2733 | skb->truesize -= tail; | |
2734 | } | |
2735 | return 0; | |
2736 | } | |
2737 | rx_pg = &bp->rx_pg_ring[pg_cons]; | |
2738 | ||
2739 | pci_unmap_page(bp->pdev, pci_unmap_addr(rx_pg, mapping), | |
2740 | PAGE_SIZE, PCI_DMA_FROMDEVICE); | |
2741 | ||
2742 | if (i == pages - 1) | |
2743 | frag_len -= 4; | |
2744 | ||
2745 | skb_fill_page_desc(skb, i, rx_pg->page, 0, frag_len); | |
2746 | rx_pg->page = NULL; | |
2747 | ||
2748 | err = bnx2_alloc_rx_page(bp, RX_PG_RING_IDX(pg_prod)); | |
2749 | if (unlikely(err)) { | |
a1f60190 MC |
2750 | bnapi->rx_pg_cons = pg_cons; |
2751 | bnapi->rx_pg_prod = pg_prod; | |
2752 | bnx2_reuse_rx_skb_pages(bp, bnapi, skb, | |
2753 | pages - i); | |
1db82f2a MC |
2754 | return err; |
2755 | } | |
2756 | ||
2757 | frag_size -= frag_len; | |
2758 | skb->data_len += frag_len; | |
2759 | skb->truesize += frag_len; | |
2760 | skb->len += frag_len; | |
2761 | ||
2762 | pg_prod = NEXT_RX_BD(pg_prod); | |
2763 | pg_cons = RX_PG_RING_IDX(NEXT_RX_BD(pg_cons)); | |
2764 | } | |
a1f60190 MC |
2765 | bnapi->rx_pg_prod = pg_prod; |
2766 | bnapi->rx_pg_cons = pg_cons; | |
1db82f2a | 2767 | } |
85833c62 MC |
2768 | return 0; |
2769 | } | |
2770 | ||
c09c2627 | 2771 | static inline u16 |
35efa7c1 | 2772 | bnx2_get_hw_rx_cons(struct bnx2_napi *bnapi) |
c09c2627 | 2773 | { |
35efa7c1 | 2774 | u16 cons = bnapi->status_blk->status_rx_quick_consumer_index0; |
c09c2627 MC |
2775 | |
2776 | if (unlikely((cons & MAX_RX_DESC_CNT) == MAX_RX_DESC_CNT)) | |
2777 | cons++; | |
2778 | return cons; | |
2779 | } | |
2780 | ||
b6016b76 | 2781 | static int |
35efa7c1 | 2782 | bnx2_rx_int(struct bnx2 *bp, struct bnx2_napi *bnapi, int budget) |
b6016b76 MC |
2783 | { |
2784 | u16 hw_cons, sw_cons, sw_ring_cons, sw_prod, sw_ring_prod; | |
2785 | struct l2_fhdr *rx_hdr; | |
1db82f2a | 2786 | int rx_pkt = 0, pg_ring_used = 0; |
b6016b76 | 2787 | |
35efa7c1 | 2788 | hw_cons = bnx2_get_hw_rx_cons(bnapi); |
a1f60190 MC |
2789 | sw_cons = bnapi->rx_cons; |
2790 | sw_prod = bnapi->rx_prod; | |
b6016b76 MC |
2791 | |
2792 | /* Memory barrier necessary as speculative reads of the rx | |
2793 | * buffer can be ahead of the index in the status block | |
2794 | */ | |
2795 | rmb(); | |
2796 | while (sw_cons != hw_cons) { | |
1db82f2a | 2797 | unsigned int len, hdr_len; |
ade2bfe7 | 2798 | u32 status; |
b6016b76 MC |
2799 | struct sw_bd *rx_buf; |
2800 | struct sk_buff *skb; | |
236b6394 | 2801 | dma_addr_t dma_addr; |
b6016b76 MC |
2802 | |
2803 | sw_ring_cons = RX_RING_IDX(sw_cons); | |
2804 | sw_ring_prod = RX_RING_IDX(sw_prod); | |
2805 | ||
2806 | rx_buf = &bp->rx_buf_ring[sw_ring_cons]; | |
2807 | skb = rx_buf->skb; | |
236b6394 MC |
2808 | |
2809 | rx_buf->skb = NULL; | |
2810 | ||
2811 | dma_addr = pci_unmap_addr(rx_buf, mapping); | |
2812 | ||
2813 | pci_dma_sync_single_for_cpu(bp->pdev, dma_addr, | |
601d3d18 BL |
2814 | BNX2_RX_OFFSET + BNX2_RX_COPY_THRESH, |
2815 | PCI_DMA_FROMDEVICE); | |
b6016b76 MC |
2816 | |
2817 | rx_hdr = (struct l2_fhdr *) skb->data; | |
1db82f2a | 2818 | len = rx_hdr->l2_fhdr_pkt_len; |
b6016b76 | 2819 | |
ade2bfe7 | 2820 | if ((status = rx_hdr->l2_fhdr_status) & |
b6016b76 MC |
2821 | (L2_FHDR_ERRORS_BAD_CRC | |
2822 | L2_FHDR_ERRORS_PHY_DECODE | | |
2823 | L2_FHDR_ERRORS_ALIGNMENT | | |
2824 | L2_FHDR_ERRORS_TOO_SHORT | | |
2825 | L2_FHDR_ERRORS_GIANT_FRAME)) { | |
2826 | ||
a1f60190 MC |
2827 | bnx2_reuse_rx_skb(bp, bnapi, skb, sw_ring_cons, |
2828 | sw_ring_prod); | |
85833c62 | 2829 | goto next_rx; |
b6016b76 | 2830 | } |
1db82f2a MC |
2831 | hdr_len = 0; |
2832 | if (status & L2_FHDR_STATUS_SPLIT) { | |
2833 | hdr_len = rx_hdr->l2_fhdr_ip_xsum; | |
2834 | pg_ring_used = 1; | |
2835 | } else if (len > bp->rx_jumbo_thresh) { | |
2836 | hdr_len = bp->rx_jumbo_thresh; | |
2837 | pg_ring_used = 1; | |
2838 | } | |
2839 | ||
2840 | len -= 4; | |
b6016b76 | 2841 | |
5d5d0015 | 2842 | if (len <= bp->rx_copy_thresh) { |
b6016b76 MC |
2843 | struct sk_buff *new_skb; |
2844 | ||
932f3772 | 2845 | new_skb = netdev_alloc_skb(bp->dev, len + 2); |
85833c62 | 2846 | if (new_skb == NULL) { |
a1f60190 | 2847 | bnx2_reuse_rx_skb(bp, bnapi, skb, sw_ring_cons, |
85833c62 MC |
2848 | sw_ring_prod); |
2849 | goto next_rx; | |
2850 | } | |
b6016b76 MC |
2851 | |
2852 | /* aligned copy */ | |
d89cb6af BL |
2853 | skb_copy_from_linear_data_offset(skb, |
2854 | BNX2_RX_OFFSET - 2, | |
d626f62b | 2855 | new_skb->data, len + 2); |
b6016b76 MC |
2856 | skb_reserve(new_skb, 2); |
2857 | skb_put(new_skb, len); | |
b6016b76 | 2858 | |
a1f60190 | 2859 | bnx2_reuse_rx_skb(bp, bnapi, skb, |
b6016b76 MC |
2860 | sw_ring_cons, sw_ring_prod); |
2861 | ||
2862 | skb = new_skb; | |
a1f60190 MC |
2863 | } else if (unlikely(bnx2_rx_skb(bp, bnapi, skb, len, hdr_len, |
2864 | dma_addr, (sw_ring_cons << 16) | sw_ring_prod))) | |
b6016b76 | 2865 | goto next_rx; |
b6016b76 MC |
2866 | |
2867 | skb->protocol = eth_type_trans(skb, bp->dev); | |
2868 | ||
2869 | if ((len > (bp->dev->mtu + ETH_HLEN)) && | |
d1e100ba | 2870 | (ntohs(skb->protocol) != 0x8100)) { |
b6016b76 | 2871 | |
745720e5 | 2872 | dev_kfree_skb(skb); |
b6016b76 MC |
2873 | goto next_rx; |
2874 | ||
2875 | } | |
2876 | ||
b6016b76 MC |
2877 | skb->ip_summed = CHECKSUM_NONE; |
2878 | if (bp->rx_csum && | |
2879 | (status & (L2_FHDR_STATUS_TCP_SEGMENT | | |
2880 | L2_FHDR_STATUS_UDP_DATAGRAM))) { | |
2881 | ||
ade2bfe7 MC |
2882 | if (likely((status & (L2_FHDR_ERRORS_TCP_XSUM | |
2883 | L2_FHDR_ERRORS_UDP_XSUM)) == 0)) | |
b6016b76 MC |
2884 | skb->ip_summed = CHECKSUM_UNNECESSARY; |
2885 | } | |
2886 | ||
2887 | #ifdef BCM_VLAN | |
79ea13ce | 2888 | if ((status & L2_FHDR_STATUS_L2_VLAN_TAG) && bp->vlgrp) { |
b6016b76 MC |
2889 | vlan_hwaccel_receive_skb(skb, bp->vlgrp, |
2890 | rx_hdr->l2_fhdr_vlan_tag); | |
2891 | } | |
2892 | else | |
2893 | #endif | |
2894 | netif_receive_skb(skb); | |
2895 | ||
2896 | bp->dev->last_rx = jiffies; | |
2897 | rx_pkt++; | |
2898 | ||
2899 | next_rx: | |
b6016b76 MC |
2900 | sw_cons = NEXT_RX_BD(sw_cons); |
2901 | sw_prod = NEXT_RX_BD(sw_prod); | |
2902 | ||
2903 | if ((rx_pkt == budget)) | |
2904 | break; | |
f4e418f7 MC |
2905 | |
2906 | /* Refresh hw_cons to see if there is new work */ | |
2907 | if (sw_cons == hw_cons) { | |
35efa7c1 | 2908 | hw_cons = bnx2_get_hw_rx_cons(bnapi); |
f4e418f7 MC |
2909 | rmb(); |
2910 | } | |
b6016b76 | 2911 | } |
a1f60190 MC |
2912 | bnapi->rx_cons = sw_cons; |
2913 | bnapi->rx_prod = sw_prod; | |
b6016b76 | 2914 | |
1db82f2a MC |
2915 | if (pg_ring_used) |
2916 | REG_WR16(bp, MB_RX_CID_ADDR + BNX2_L2CTX_HOST_PG_BDIDX, | |
a1f60190 | 2917 | bnapi->rx_pg_prod); |
1db82f2a | 2918 | |
b6016b76 MC |
2919 | REG_WR16(bp, MB_RX_CID_ADDR + BNX2_L2CTX_HOST_BDIDX, sw_prod); |
2920 | ||
a1f60190 | 2921 | REG_WR(bp, MB_RX_CID_ADDR + BNX2_L2CTX_HOST_BSEQ, bnapi->rx_prod_bseq); |
b6016b76 MC |
2922 | |
2923 | mmiowb(); | |
2924 | ||
2925 | return rx_pkt; | |
2926 | ||
2927 | } | |
2928 | ||
2929 | /* MSI ISR - The only difference between this and the INTx ISR | |
2930 | * is that the MSI interrupt is always serviced. | |
2931 | */ | |
2932 | static irqreturn_t | |
7d12e780 | 2933 | bnx2_msi(int irq, void *dev_instance) |
b6016b76 MC |
2934 | { |
2935 | struct net_device *dev = dev_instance; | |
972ec0d4 | 2936 | struct bnx2 *bp = netdev_priv(dev); |
b4b36042 | 2937 | struct bnx2_napi *bnapi = &bp->bnx2_napi[0]; |
b6016b76 | 2938 | |
35efa7c1 | 2939 | prefetch(bnapi->status_blk); |
b6016b76 MC |
2940 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, |
2941 | BNX2_PCICFG_INT_ACK_CMD_USE_INT_HC_PARAM | | |
2942 | BNX2_PCICFG_INT_ACK_CMD_MASK_INT); | |
2943 | ||
2944 | /* Return here if interrupt is disabled. */ | |
73eef4cd MC |
2945 | if (unlikely(atomic_read(&bp->intr_sem) != 0)) |
2946 | return IRQ_HANDLED; | |
b6016b76 | 2947 | |
35efa7c1 | 2948 | netif_rx_schedule(dev, &bnapi->napi); |
b6016b76 | 2949 | |
73eef4cd | 2950 | return IRQ_HANDLED; |
b6016b76 MC |
2951 | } |
2952 | ||
8e6a72c4 MC |
2953 | static irqreturn_t |
2954 | bnx2_msi_1shot(int irq, void *dev_instance) | |
2955 | { | |
2956 | struct net_device *dev = dev_instance; | |
2957 | struct bnx2 *bp = netdev_priv(dev); | |
b4b36042 | 2958 | struct bnx2_napi *bnapi = &bp->bnx2_napi[0]; |
8e6a72c4 | 2959 | |
35efa7c1 | 2960 | prefetch(bnapi->status_blk); |
8e6a72c4 MC |
2961 | |
2962 | /* Return here if interrupt is disabled. */ | |
2963 | if (unlikely(atomic_read(&bp->intr_sem) != 0)) | |
2964 | return IRQ_HANDLED; | |
2965 | ||
35efa7c1 | 2966 | netif_rx_schedule(dev, &bnapi->napi); |
8e6a72c4 MC |
2967 | |
2968 | return IRQ_HANDLED; | |
2969 | } | |
2970 | ||
b6016b76 | 2971 | static irqreturn_t |
7d12e780 | 2972 | bnx2_interrupt(int irq, void *dev_instance) |
b6016b76 MC |
2973 | { |
2974 | struct net_device *dev = dev_instance; | |
972ec0d4 | 2975 | struct bnx2 *bp = netdev_priv(dev); |
b4b36042 | 2976 | struct bnx2_napi *bnapi = &bp->bnx2_napi[0]; |
35efa7c1 | 2977 | struct status_block *sblk = bnapi->status_blk; |
b6016b76 MC |
2978 | |
2979 | /* When using INTx, it is possible for the interrupt to arrive | |
2980 | * at the CPU before the status block posted prior to the | |
2981 | * interrupt. Reading a register will flush the status block. | |
2982 | * When using MSI, the MSI message will always complete after | |
2983 | * the status block write. | |
2984 | */ | |
35efa7c1 | 2985 | if ((sblk->status_idx == bnapi->last_status_idx) && |
b6016b76 MC |
2986 | (REG_RD(bp, BNX2_PCICFG_MISC_STATUS) & |
2987 | BNX2_PCICFG_MISC_STATUS_INTA_VALUE)) | |
73eef4cd | 2988 | return IRQ_NONE; |
b6016b76 MC |
2989 | |
2990 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, | |
2991 | BNX2_PCICFG_INT_ACK_CMD_USE_INT_HC_PARAM | | |
2992 | BNX2_PCICFG_INT_ACK_CMD_MASK_INT); | |
2993 | ||
b8a7ce7b MC |
2994 | /* Read back to deassert IRQ immediately to avoid too many |
2995 | * spurious interrupts. | |
2996 | */ | |
2997 | REG_RD(bp, BNX2_PCICFG_INT_ACK_CMD); | |
2998 | ||
b6016b76 | 2999 | /* Return here if interrupt is shared and is disabled. */ |
73eef4cd MC |
3000 | if (unlikely(atomic_read(&bp->intr_sem) != 0)) |
3001 | return IRQ_HANDLED; | |
b6016b76 | 3002 | |
35efa7c1 MC |
3003 | if (netif_rx_schedule_prep(dev, &bnapi->napi)) { |
3004 | bnapi->last_status_idx = sblk->status_idx; | |
3005 | __netif_rx_schedule(dev, &bnapi->napi); | |
b8a7ce7b | 3006 | } |
b6016b76 | 3007 | |
73eef4cd | 3008 | return IRQ_HANDLED; |
b6016b76 MC |
3009 | } |
3010 | ||
57851d84 MC |
3011 | static irqreturn_t |
3012 | bnx2_tx_msix(int irq, void *dev_instance) | |
3013 | { | |
3014 | struct net_device *dev = dev_instance; | |
3015 | struct bnx2 *bp = netdev_priv(dev); | |
3016 | struct bnx2_napi *bnapi = &bp->bnx2_napi[BNX2_TX_VEC]; | |
3017 | ||
3018 | prefetch(bnapi->status_blk_msix); | |
3019 | ||
3020 | /* Return here if interrupt is disabled. */ | |
3021 | if (unlikely(atomic_read(&bp->intr_sem) != 0)) | |
3022 | return IRQ_HANDLED; | |
3023 | ||
3024 | netif_rx_schedule(dev, &bnapi->napi); | |
3025 | return IRQ_HANDLED; | |
3026 | } | |
3027 | ||
0d8a6571 MC |
3028 | #define STATUS_ATTN_EVENTS (STATUS_ATTN_BITS_LINK_STATE | \ |
3029 | STATUS_ATTN_BITS_TIMER_ABORT) | |
da3e4fbe | 3030 | |
f4e418f7 | 3031 | static inline int |
35efa7c1 | 3032 | bnx2_has_work(struct bnx2_napi *bnapi) |
f4e418f7 | 3033 | { |
35e9010b | 3034 | struct bnx2_tx_ring_info *txr = &bnapi->tx_ring; |
1097f5e9 | 3035 | struct status_block *sblk = bnapi->status_blk; |
f4e418f7 | 3036 | |
a1f60190 | 3037 | if ((bnx2_get_hw_rx_cons(bnapi) != bnapi->rx_cons) || |
35e9010b | 3038 | (bnx2_get_hw_tx_cons(bnapi) != txr->hw_tx_cons)) |
f4e418f7 MC |
3039 | return 1; |
3040 | ||
da3e4fbe MC |
3041 | if ((sblk->status_attn_bits & STATUS_ATTN_EVENTS) != |
3042 | (sblk->status_attn_bits_ack & STATUS_ATTN_EVENTS)) | |
f4e418f7 MC |
3043 | return 1; |
3044 | ||
3045 | return 0; | |
3046 | } | |
3047 | ||
57851d84 MC |
3048 | static int bnx2_tx_poll(struct napi_struct *napi, int budget) |
3049 | { | |
3050 | struct bnx2_napi *bnapi = container_of(napi, struct bnx2_napi, napi); | |
3051 | struct bnx2 *bp = bnapi->bp; | |
35e9010b | 3052 | struct bnx2_tx_ring_info *txr = &bnapi->tx_ring; |
57851d84 MC |
3053 | int work_done = 0; |
3054 | struct status_block_msix *sblk = bnapi->status_blk_msix; | |
3055 | ||
3056 | do { | |
3057 | work_done += bnx2_tx_int(bp, bnapi, budget - work_done); | |
3058 | if (unlikely(work_done >= budget)) | |
3059 | return work_done; | |
3060 | ||
3061 | bnapi->last_status_idx = sblk->status_idx; | |
3062 | rmb(); | |
35e9010b | 3063 | } while (bnx2_get_hw_tx_cons(bnapi) != txr->hw_tx_cons); |
57851d84 MC |
3064 | |
3065 | netif_rx_complete(bp->dev, napi); | |
3066 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, bnapi->int_num | | |
3067 | BNX2_PCICFG_INT_ACK_CMD_INDEX_VALID | | |
3068 | bnapi->last_status_idx); | |
3069 | return work_done; | |
3070 | } | |
3071 | ||
35efa7c1 MC |
3072 | static int bnx2_poll_work(struct bnx2 *bp, struct bnx2_napi *bnapi, |
3073 | int work_done, int budget) | |
b6016b76 | 3074 | { |
35e9010b | 3075 | struct bnx2_tx_ring_info *txr = &bnapi->tx_ring; |
35efa7c1 | 3076 | struct status_block *sblk = bnapi->status_blk; |
da3e4fbe MC |
3077 | u32 status_attn_bits = sblk->status_attn_bits; |
3078 | u32 status_attn_bits_ack = sblk->status_attn_bits_ack; | |
b6016b76 | 3079 | |
da3e4fbe MC |
3080 | if ((status_attn_bits & STATUS_ATTN_EVENTS) != |
3081 | (status_attn_bits_ack & STATUS_ATTN_EVENTS)) { | |
b6016b76 | 3082 | |
35efa7c1 | 3083 | bnx2_phy_int(bp, bnapi); |
bf5295bb MC |
3084 | |
3085 | /* This is needed to take care of transient status | |
3086 | * during link changes. | |
3087 | */ | |
3088 | REG_WR(bp, BNX2_HC_COMMAND, | |
3089 | bp->hc_cmd | BNX2_HC_COMMAND_COAL_NOW_WO_INT); | |
3090 | REG_RD(bp, BNX2_HC_COMMAND); | |
b6016b76 MC |
3091 | } |
3092 | ||
35e9010b | 3093 | if (bnx2_get_hw_tx_cons(bnapi) != txr->hw_tx_cons) |
57851d84 | 3094 | bnx2_tx_int(bp, bnapi, 0); |
b6016b76 | 3095 | |
a1f60190 | 3096 | if (bnx2_get_hw_rx_cons(bnapi) != bnapi->rx_cons) |
35efa7c1 | 3097 | work_done += bnx2_rx_int(bp, bnapi, budget - work_done); |
6aa20a22 | 3098 | |
6f535763 DM |
3099 | return work_done; |
3100 | } | |
3101 | ||
3102 | static int bnx2_poll(struct napi_struct *napi, int budget) | |
3103 | { | |
35efa7c1 MC |
3104 | struct bnx2_napi *bnapi = container_of(napi, struct bnx2_napi, napi); |
3105 | struct bnx2 *bp = bnapi->bp; | |
6f535763 | 3106 | int work_done = 0; |
35efa7c1 | 3107 | struct status_block *sblk = bnapi->status_blk; |
6f535763 DM |
3108 | |
3109 | while (1) { | |
35efa7c1 | 3110 | work_done = bnx2_poll_work(bp, bnapi, work_done, budget); |
f4e418f7 | 3111 | |
6f535763 DM |
3112 | if (unlikely(work_done >= budget)) |
3113 | break; | |
3114 | ||
35efa7c1 | 3115 | /* bnapi->last_status_idx is used below to tell the hw how |
6dee6421 MC |
3116 | * much work has been processed, so we must read it before |
3117 | * checking for more work. | |
3118 | */ | |
35efa7c1 | 3119 | bnapi->last_status_idx = sblk->status_idx; |
6dee6421 | 3120 | rmb(); |
35efa7c1 | 3121 | if (likely(!bnx2_has_work(bnapi))) { |
6f535763 | 3122 | netif_rx_complete(bp->dev, napi); |
f86e82fb | 3123 | if (likely(bp->flags & BNX2_FLAG_USING_MSI_OR_MSIX)) { |
6f535763 DM |
3124 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, |
3125 | BNX2_PCICFG_INT_ACK_CMD_INDEX_VALID | | |
35efa7c1 | 3126 | bnapi->last_status_idx); |
6dee6421 | 3127 | break; |
6f535763 | 3128 | } |
1269a8a6 MC |
3129 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, |
3130 | BNX2_PCICFG_INT_ACK_CMD_INDEX_VALID | | |
6f535763 | 3131 | BNX2_PCICFG_INT_ACK_CMD_MASK_INT | |
35efa7c1 | 3132 | bnapi->last_status_idx); |
1269a8a6 | 3133 | |
6f535763 DM |
3134 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, |
3135 | BNX2_PCICFG_INT_ACK_CMD_INDEX_VALID | | |
35efa7c1 | 3136 | bnapi->last_status_idx); |
6f535763 DM |
3137 | break; |
3138 | } | |
b6016b76 MC |
3139 | } |
3140 | ||
bea3348e | 3141 | return work_done; |
b6016b76 MC |
3142 | } |
3143 | ||
932ff279 | 3144 | /* Called with rtnl_lock from vlan functions and also netif_tx_lock |
b6016b76 MC |
3145 | * from set_multicast. |
3146 | */ | |
3147 | static void | |
3148 | bnx2_set_rx_mode(struct net_device *dev) | |
3149 | { | |
972ec0d4 | 3150 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
3151 | u32 rx_mode, sort_mode; |
3152 | int i; | |
b6016b76 | 3153 | |
c770a65c | 3154 | spin_lock_bh(&bp->phy_lock); |
b6016b76 MC |
3155 | |
3156 | rx_mode = bp->rx_mode & ~(BNX2_EMAC_RX_MODE_PROMISCUOUS | | |
3157 | BNX2_EMAC_RX_MODE_KEEP_VLAN_TAG); | |
3158 | sort_mode = 1 | BNX2_RPM_SORT_USER0_BC_EN; | |
3159 | #ifdef BCM_VLAN | |
f86e82fb | 3160 | if (!bp->vlgrp && !(bp->flags & BNX2_FLAG_ASF_ENABLE)) |
b6016b76 | 3161 | rx_mode |= BNX2_EMAC_RX_MODE_KEEP_VLAN_TAG; |
b6016b76 | 3162 | #else |
f86e82fb | 3163 | if (!(bp->flags & BNX2_FLAG_ASF_ENABLE)) |
e29054f9 | 3164 | rx_mode |= BNX2_EMAC_RX_MODE_KEEP_VLAN_TAG; |
b6016b76 MC |
3165 | #endif |
3166 | if (dev->flags & IFF_PROMISC) { | |
3167 | /* Promiscuous mode. */ | |
3168 | rx_mode |= BNX2_EMAC_RX_MODE_PROMISCUOUS; | |
7510873d MC |
3169 | sort_mode |= BNX2_RPM_SORT_USER0_PROM_EN | |
3170 | BNX2_RPM_SORT_USER0_PROM_VLAN; | |
b6016b76 MC |
3171 | } |
3172 | else if (dev->flags & IFF_ALLMULTI) { | |
3173 | for (i = 0; i < NUM_MC_HASH_REGISTERS; i++) { | |
3174 | REG_WR(bp, BNX2_EMAC_MULTICAST_HASH0 + (i * 4), | |
3175 | 0xffffffff); | |
3176 | } | |
3177 | sort_mode |= BNX2_RPM_SORT_USER0_MC_EN; | |
3178 | } | |
3179 | else { | |
3180 | /* Accept one or more multicast(s). */ | |
3181 | struct dev_mc_list *mclist; | |
3182 | u32 mc_filter[NUM_MC_HASH_REGISTERS]; | |
3183 | u32 regidx; | |
3184 | u32 bit; | |
3185 | u32 crc; | |
3186 | ||
3187 | memset(mc_filter, 0, 4 * NUM_MC_HASH_REGISTERS); | |
3188 | ||
3189 | for (i = 0, mclist = dev->mc_list; mclist && i < dev->mc_count; | |
3190 | i++, mclist = mclist->next) { | |
3191 | ||
3192 | crc = ether_crc_le(ETH_ALEN, mclist->dmi_addr); | |
3193 | bit = crc & 0xff; | |
3194 | regidx = (bit & 0xe0) >> 5; | |
3195 | bit &= 0x1f; | |
3196 | mc_filter[regidx] |= (1 << bit); | |
3197 | } | |
3198 | ||
3199 | for (i = 0; i < NUM_MC_HASH_REGISTERS; i++) { | |
3200 | REG_WR(bp, BNX2_EMAC_MULTICAST_HASH0 + (i * 4), | |
3201 | mc_filter[i]); | |
3202 | } | |
3203 | ||
3204 | sort_mode |= BNX2_RPM_SORT_USER0_MC_HSH_EN; | |
3205 | } | |
3206 | ||
3207 | if (rx_mode != bp->rx_mode) { | |
3208 | bp->rx_mode = rx_mode; | |
3209 | REG_WR(bp, BNX2_EMAC_RX_MODE, rx_mode); | |
3210 | } | |
3211 | ||
3212 | REG_WR(bp, BNX2_RPM_SORT_USER0, 0x0); | |
3213 | REG_WR(bp, BNX2_RPM_SORT_USER0, sort_mode); | |
3214 | REG_WR(bp, BNX2_RPM_SORT_USER0, sort_mode | BNX2_RPM_SORT_USER0_ENA); | |
3215 | ||
c770a65c | 3216 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
3217 | } |
3218 | ||
3219 | static void | |
b491edd5 | 3220 | load_rv2p_fw(struct bnx2 *bp, __le32 *rv2p_code, u32 rv2p_code_len, |
b6016b76 MC |
3221 | u32 rv2p_proc) |
3222 | { | |
3223 | int i; | |
3224 | u32 val; | |
3225 | ||
d25be1d3 MC |
3226 | if (rv2p_proc == RV2P_PROC2 && CHIP_NUM(bp) == CHIP_NUM_5709) { |
3227 | val = le32_to_cpu(rv2p_code[XI_RV2P_PROC2_MAX_BD_PAGE_LOC]); | |
3228 | val &= ~XI_RV2P_PROC2_BD_PAGE_SIZE_MSK; | |
3229 | val |= XI_RV2P_PROC2_BD_PAGE_SIZE; | |
3230 | rv2p_code[XI_RV2P_PROC2_MAX_BD_PAGE_LOC] = cpu_to_le32(val); | |
3231 | } | |
b6016b76 MC |
3232 | |
3233 | for (i = 0; i < rv2p_code_len; i += 8) { | |
b491edd5 | 3234 | REG_WR(bp, BNX2_RV2P_INSTR_HIGH, le32_to_cpu(*rv2p_code)); |
b6016b76 | 3235 | rv2p_code++; |
b491edd5 | 3236 | REG_WR(bp, BNX2_RV2P_INSTR_LOW, le32_to_cpu(*rv2p_code)); |
b6016b76 MC |
3237 | rv2p_code++; |
3238 | ||
3239 | if (rv2p_proc == RV2P_PROC1) { | |
3240 | val = (i / 8) | BNX2_RV2P_PROC1_ADDR_CMD_RDWR; | |
3241 | REG_WR(bp, BNX2_RV2P_PROC1_ADDR_CMD, val); | |
3242 | } | |
3243 | else { | |
3244 | val = (i / 8) | BNX2_RV2P_PROC2_ADDR_CMD_RDWR; | |
3245 | REG_WR(bp, BNX2_RV2P_PROC2_ADDR_CMD, val); | |
3246 | } | |
3247 | } | |
3248 | ||
3249 | /* Reset the processor, un-stall is done later. */ | |
3250 | if (rv2p_proc == RV2P_PROC1) { | |
3251 | REG_WR(bp, BNX2_RV2P_COMMAND, BNX2_RV2P_COMMAND_PROC1_RESET); | |
3252 | } | |
3253 | else { | |
3254 | REG_WR(bp, BNX2_RV2P_COMMAND, BNX2_RV2P_COMMAND_PROC2_RESET); | |
3255 | } | |
3256 | } | |
3257 | ||
af3ee519 | 3258 | static int |
10343cca | 3259 | load_cpu_fw(struct bnx2 *bp, const struct cpu_reg *cpu_reg, struct fw_info *fw) |
b6016b76 MC |
3260 | { |
3261 | u32 offset; | |
3262 | u32 val; | |
af3ee519 | 3263 | int rc; |
b6016b76 MC |
3264 | |
3265 | /* Halt the CPU. */ | |
2726d6e1 | 3266 | val = bnx2_reg_rd_ind(bp, cpu_reg->mode); |
b6016b76 | 3267 | val |= cpu_reg->mode_value_halt; |
2726d6e1 MC |
3268 | bnx2_reg_wr_ind(bp, cpu_reg->mode, val); |
3269 | bnx2_reg_wr_ind(bp, cpu_reg->state, cpu_reg->state_value_clear); | |
b6016b76 MC |
3270 | |
3271 | /* Load the Text area. */ | |
3272 | offset = cpu_reg->spad_base + (fw->text_addr - cpu_reg->mips_view_base); | |
af3ee519 | 3273 | if (fw->gz_text) { |
b6016b76 MC |
3274 | int j; |
3275 | ||
ea1f8d5c MC |
3276 | rc = zlib_inflate_blob(fw->text, FW_BUF_SIZE, fw->gz_text, |
3277 | fw->gz_text_len); | |
3278 | if (rc < 0) | |
b3448b0b | 3279 | return rc; |
ea1f8d5c | 3280 | |
b6016b76 | 3281 | for (j = 0; j < (fw->text_len / 4); j++, offset += 4) { |
2726d6e1 | 3282 | bnx2_reg_wr_ind(bp, offset, le32_to_cpu(fw->text[j])); |
b6016b76 MC |
3283 | } |
3284 | } | |
3285 | ||
3286 | /* Load the Data area. */ | |
3287 | offset = cpu_reg->spad_base + (fw->data_addr - cpu_reg->mips_view_base); | |
3288 | if (fw->data) { | |
3289 | int j; | |
3290 | ||
3291 | for (j = 0; j < (fw->data_len / 4); j++, offset += 4) { | |
2726d6e1 | 3292 | bnx2_reg_wr_ind(bp, offset, fw->data[j]); |
b6016b76 MC |
3293 | } |
3294 | } | |
3295 | ||
3296 | /* Load the SBSS area. */ | |
3297 | offset = cpu_reg->spad_base + (fw->sbss_addr - cpu_reg->mips_view_base); | |
ea1f8d5c | 3298 | if (fw->sbss_len) { |
b6016b76 MC |
3299 | int j; |
3300 | ||
3301 | for (j = 0; j < (fw->sbss_len / 4); j++, offset += 4) { | |
2726d6e1 | 3302 | bnx2_reg_wr_ind(bp, offset, 0); |
b6016b76 MC |
3303 | } |
3304 | } | |
3305 | ||
3306 | /* Load the BSS area. */ | |
3307 | offset = cpu_reg->spad_base + (fw->bss_addr - cpu_reg->mips_view_base); | |
ea1f8d5c | 3308 | if (fw->bss_len) { |
b6016b76 MC |
3309 | int j; |
3310 | ||
3311 | for (j = 0; j < (fw->bss_len/4); j++, offset += 4) { | |
2726d6e1 | 3312 | bnx2_reg_wr_ind(bp, offset, 0); |
b6016b76 MC |
3313 | } |
3314 | } | |
3315 | ||
3316 | /* Load the Read-Only area. */ | |
3317 | offset = cpu_reg->spad_base + | |
3318 | (fw->rodata_addr - cpu_reg->mips_view_base); | |
3319 | if (fw->rodata) { | |
3320 | int j; | |
3321 | ||
3322 | for (j = 0; j < (fw->rodata_len / 4); j++, offset += 4) { | |
2726d6e1 | 3323 | bnx2_reg_wr_ind(bp, offset, fw->rodata[j]); |
b6016b76 MC |
3324 | } |
3325 | } | |
3326 | ||
3327 | /* Clear the pre-fetch instruction. */ | |
2726d6e1 MC |
3328 | bnx2_reg_wr_ind(bp, cpu_reg->inst, 0); |
3329 | bnx2_reg_wr_ind(bp, cpu_reg->pc, fw->start_addr); | |
b6016b76 MC |
3330 | |
3331 | /* Start the CPU. */ | |
2726d6e1 | 3332 | val = bnx2_reg_rd_ind(bp, cpu_reg->mode); |
b6016b76 | 3333 | val &= ~cpu_reg->mode_value_halt; |
2726d6e1 MC |
3334 | bnx2_reg_wr_ind(bp, cpu_reg->state, cpu_reg->state_value_clear); |
3335 | bnx2_reg_wr_ind(bp, cpu_reg->mode, val); | |
af3ee519 MC |
3336 | |
3337 | return 0; | |
b6016b76 MC |
3338 | } |
3339 | ||
fba9fe91 | 3340 | static int |
b6016b76 MC |
3341 | bnx2_init_cpus(struct bnx2 *bp) |
3342 | { | |
af3ee519 | 3343 | struct fw_info *fw; |
110d0ef9 MC |
3344 | int rc, rv2p_len; |
3345 | void *text, *rv2p; | |
b6016b76 MC |
3346 | |
3347 | /* Initialize the RV2P processor. */ | |
b3448b0b DV |
3348 | text = vmalloc(FW_BUF_SIZE); |
3349 | if (!text) | |
3350 | return -ENOMEM; | |
110d0ef9 MC |
3351 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
3352 | rv2p = bnx2_xi_rv2p_proc1; | |
3353 | rv2p_len = sizeof(bnx2_xi_rv2p_proc1); | |
3354 | } else { | |
3355 | rv2p = bnx2_rv2p_proc1; | |
3356 | rv2p_len = sizeof(bnx2_rv2p_proc1); | |
3357 | } | |
3358 | rc = zlib_inflate_blob(text, FW_BUF_SIZE, rv2p, rv2p_len); | |
ea1f8d5c | 3359 | if (rc < 0) |
fba9fe91 | 3360 | goto init_cpu_err; |
ea1f8d5c | 3361 | |
b3448b0b | 3362 | load_rv2p_fw(bp, text, rc /* == len */, RV2P_PROC1); |
fba9fe91 | 3363 | |
110d0ef9 MC |
3364 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
3365 | rv2p = bnx2_xi_rv2p_proc2; | |
3366 | rv2p_len = sizeof(bnx2_xi_rv2p_proc2); | |
3367 | } else { | |
3368 | rv2p = bnx2_rv2p_proc2; | |
3369 | rv2p_len = sizeof(bnx2_rv2p_proc2); | |
3370 | } | |
3371 | rc = zlib_inflate_blob(text, FW_BUF_SIZE, rv2p, rv2p_len); | |
ea1f8d5c | 3372 | if (rc < 0) |
fba9fe91 | 3373 | goto init_cpu_err; |
ea1f8d5c | 3374 | |
b3448b0b | 3375 | load_rv2p_fw(bp, text, rc /* == len */, RV2P_PROC2); |
b6016b76 MC |
3376 | |
3377 | /* Initialize the RX Processor. */ | |
d43584c8 MC |
3378 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
3379 | fw = &bnx2_rxp_fw_09; | |
3380 | else | |
3381 | fw = &bnx2_rxp_fw_06; | |
fba9fe91 | 3382 | |
ea1f8d5c | 3383 | fw->text = text; |
10343cca | 3384 | rc = load_cpu_fw(bp, &cpu_reg_rxp, fw); |
fba9fe91 MC |
3385 | if (rc) |
3386 | goto init_cpu_err; | |
3387 | ||
b6016b76 | 3388 | /* Initialize the TX Processor. */ |
d43584c8 MC |
3389 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
3390 | fw = &bnx2_txp_fw_09; | |
3391 | else | |
3392 | fw = &bnx2_txp_fw_06; | |
fba9fe91 | 3393 | |
ea1f8d5c | 3394 | fw->text = text; |
10343cca | 3395 | rc = load_cpu_fw(bp, &cpu_reg_txp, fw); |
fba9fe91 MC |
3396 | if (rc) |
3397 | goto init_cpu_err; | |
3398 | ||
b6016b76 | 3399 | /* Initialize the TX Patch-up Processor. */ |
d43584c8 MC |
3400 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
3401 | fw = &bnx2_tpat_fw_09; | |
3402 | else | |
3403 | fw = &bnx2_tpat_fw_06; | |
fba9fe91 | 3404 | |
ea1f8d5c | 3405 | fw->text = text; |
10343cca | 3406 | rc = load_cpu_fw(bp, &cpu_reg_tpat, fw); |
fba9fe91 MC |
3407 | if (rc) |
3408 | goto init_cpu_err; | |
3409 | ||
b6016b76 | 3410 | /* Initialize the Completion Processor. */ |
d43584c8 MC |
3411 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
3412 | fw = &bnx2_com_fw_09; | |
3413 | else | |
3414 | fw = &bnx2_com_fw_06; | |
fba9fe91 | 3415 | |
ea1f8d5c | 3416 | fw->text = text; |
10343cca | 3417 | rc = load_cpu_fw(bp, &cpu_reg_com, fw); |
fba9fe91 MC |
3418 | if (rc) |
3419 | goto init_cpu_err; | |
3420 | ||
d43584c8 | 3421 | /* Initialize the Command Processor. */ |
110d0ef9 | 3422 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
d43584c8 | 3423 | fw = &bnx2_cp_fw_09; |
110d0ef9 MC |
3424 | else |
3425 | fw = &bnx2_cp_fw_06; | |
3426 | ||
3427 | fw->text = text; | |
10343cca | 3428 | rc = load_cpu_fw(bp, &cpu_reg_cp, fw); |
b6016b76 | 3429 | |
fba9fe91 | 3430 | init_cpu_err: |
ea1f8d5c | 3431 | vfree(text); |
fba9fe91 | 3432 | return rc; |
b6016b76 MC |
3433 | } |
3434 | ||
3435 | static int | |
829ca9a3 | 3436 | bnx2_set_power_state(struct bnx2 *bp, pci_power_t state) |
b6016b76 MC |
3437 | { |
3438 | u16 pmcsr; | |
3439 | ||
3440 | pci_read_config_word(bp->pdev, bp->pm_cap + PCI_PM_CTRL, &pmcsr); | |
3441 | ||
3442 | switch (state) { | |
829ca9a3 | 3443 | case PCI_D0: { |
b6016b76 MC |
3444 | u32 val; |
3445 | ||
3446 | pci_write_config_word(bp->pdev, bp->pm_cap + PCI_PM_CTRL, | |
3447 | (pmcsr & ~PCI_PM_CTRL_STATE_MASK) | | |
3448 | PCI_PM_CTRL_PME_STATUS); | |
3449 | ||
3450 | if (pmcsr & PCI_PM_CTRL_STATE_MASK) | |
3451 | /* delay required during transition out of D3hot */ | |
3452 | msleep(20); | |
3453 | ||
3454 | val = REG_RD(bp, BNX2_EMAC_MODE); | |
3455 | val |= BNX2_EMAC_MODE_MPKT_RCVD | BNX2_EMAC_MODE_ACPI_RCVD; | |
3456 | val &= ~BNX2_EMAC_MODE_MPKT; | |
3457 | REG_WR(bp, BNX2_EMAC_MODE, val); | |
3458 | ||
3459 | val = REG_RD(bp, BNX2_RPM_CONFIG); | |
3460 | val &= ~BNX2_RPM_CONFIG_ACPI_ENA; | |
3461 | REG_WR(bp, BNX2_RPM_CONFIG, val); | |
3462 | break; | |
3463 | } | |
829ca9a3 | 3464 | case PCI_D3hot: { |
b6016b76 MC |
3465 | int i; |
3466 | u32 val, wol_msg; | |
3467 | ||
3468 | if (bp->wol) { | |
3469 | u32 advertising; | |
3470 | u8 autoneg; | |
3471 | ||
3472 | autoneg = bp->autoneg; | |
3473 | advertising = bp->advertising; | |
3474 | ||
239cd343 MC |
3475 | if (bp->phy_port == PORT_TP) { |
3476 | bp->autoneg = AUTONEG_SPEED; | |
3477 | bp->advertising = ADVERTISED_10baseT_Half | | |
3478 | ADVERTISED_10baseT_Full | | |
3479 | ADVERTISED_100baseT_Half | | |
3480 | ADVERTISED_100baseT_Full | | |
3481 | ADVERTISED_Autoneg; | |
3482 | } | |
b6016b76 | 3483 | |
239cd343 MC |
3484 | spin_lock_bh(&bp->phy_lock); |
3485 | bnx2_setup_phy(bp, bp->phy_port); | |
3486 | spin_unlock_bh(&bp->phy_lock); | |
b6016b76 MC |
3487 | |
3488 | bp->autoneg = autoneg; | |
3489 | bp->advertising = advertising; | |
3490 | ||
3491 | bnx2_set_mac_addr(bp); | |
3492 | ||
3493 | val = REG_RD(bp, BNX2_EMAC_MODE); | |
3494 | ||
3495 | /* Enable port mode. */ | |
3496 | val &= ~BNX2_EMAC_MODE_PORT; | |
239cd343 | 3497 | val |= BNX2_EMAC_MODE_MPKT_RCVD | |
b6016b76 | 3498 | BNX2_EMAC_MODE_ACPI_RCVD | |
b6016b76 | 3499 | BNX2_EMAC_MODE_MPKT; |
239cd343 MC |
3500 | if (bp->phy_port == PORT_TP) |
3501 | val |= BNX2_EMAC_MODE_PORT_MII; | |
3502 | else { | |
3503 | val |= BNX2_EMAC_MODE_PORT_GMII; | |
3504 | if (bp->line_speed == SPEED_2500) | |
3505 | val |= BNX2_EMAC_MODE_25G_MODE; | |
3506 | } | |
b6016b76 MC |
3507 | |
3508 | REG_WR(bp, BNX2_EMAC_MODE, val); | |
3509 | ||
3510 | /* receive all multicast */ | |
3511 | for (i = 0; i < NUM_MC_HASH_REGISTERS; i++) { | |
3512 | REG_WR(bp, BNX2_EMAC_MULTICAST_HASH0 + (i * 4), | |
3513 | 0xffffffff); | |
3514 | } | |
3515 | REG_WR(bp, BNX2_EMAC_RX_MODE, | |
3516 | BNX2_EMAC_RX_MODE_SORT_MODE); | |
3517 | ||
3518 | val = 1 | BNX2_RPM_SORT_USER0_BC_EN | | |
3519 | BNX2_RPM_SORT_USER0_MC_EN; | |
3520 | REG_WR(bp, BNX2_RPM_SORT_USER0, 0x0); | |
3521 | REG_WR(bp, BNX2_RPM_SORT_USER0, val); | |
3522 | REG_WR(bp, BNX2_RPM_SORT_USER0, val | | |
3523 | BNX2_RPM_SORT_USER0_ENA); | |
3524 | ||
3525 | /* Need to enable EMAC and RPM for WOL. */ | |
3526 | REG_WR(bp, BNX2_MISC_ENABLE_SET_BITS, | |
3527 | BNX2_MISC_ENABLE_SET_BITS_RX_PARSER_MAC_ENABLE | | |
3528 | BNX2_MISC_ENABLE_SET_BITS_TX_HEADER_Q_ENABLE | | |
3529 | BNX2_MISC_ENABLE_SET_BITS_EMAC_ENABLE); | |
3530 | ||
3531 | val = REG_RD(bp, BNX2_RPM_CONFIG); | |
3532 | val &= ~BNX2_RPM_CONFIG_ACPI_ENA; | |
3533 | REG_WR(bp, BNX2_RPM_CONFIG, val); | |
3534 | ||
3535 | wol_msg = BNX2_DRV_MSG_CODE_SUSPEND_WOL; | |
3536 | } | |
3537 | else { | |
3538 | wol_msg = BNX2_DRV_MSG_CODE_SUSPEND_NO_WOL; | |
3539 | } | |
3540 | ||
f86e82fb | 3541 | if (!(bp->flags & BNX2_FLAG_NO_WOL)) |
dda1e390 | 3542 | bnx2_fw_sync(bp, BNX2_DRV_MSG_DATA_WAIT3 | wol_msg, 0); |
b6016b76 MC |
3543 | |
3544 | pmcsr &= ~PCI_PM_CTRL_STATE_MASK; | |
3545 | if ((CHIP_ID(bp) == CHIP_ID_5706_A0) || | |
3546 | (CHIP_ID(bp) == CHIP_ID_5706_A1)) { | |
3547 | ||
3548 | if (bp->wol) | |
3549 | pmcsr |= 3; | |
3550 | } | |
3551 | else { | |
3552 | pmcsr |= 3; | |
3553 | } | |
3554 | if (bp->wol) { | |
3555 | pmcsr |= PCI_PM_CTRL_PME_ENABLE; | |
3556 | } | |
3557 | pci_write_config_word(bp->pdev, bp->pm_cap + PCI_PM_CTRL, | |
3558 | pmcsr); | |
3559 | ||
3560 | /* No more memory access after this point until | |
3561 | * device is brought back to D0. | |
3562 | */ | |
3563 | udelay(50); | |
3564 | break; | |
3565 | } | |
3566 | default: | |
3567 | return -EINVAL; | |
3568 | } | |
3569 | return 0; | |
3570 | } | |
3571 | ||
3572 | static int | |
3573 | bnx2_acquire_nvram_lock(struct bnx2 *bp) | |
3574 | { | |
3575 | u32 val; | |
3576 | int j; | |
3577 | ||
3578 | /* Request access to the flash interface. */ | |
3579 | REG_WR(bp, BNX2_NVM_SW_ARB, BNX2_NVM_SW_ARB_ARB_REQ_SET2); | |
3580 | for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) { | |
3581 | val = REG_RD(bp, BNX2_NVM_SW_ARB); | |
3582 | if (val & BNX2_NVM_SW_ARB_ARB_ARB2) | |
3583 | break; | |
3584 | ||
3585 | udelay(5); | |
3586 | } | |
3587 | ||
3588 | if (j >= NVRAM_TIMEOUT_COUNT) | |
3589 | return -EBUSY; | |
3590 | ||
3591 | return 0; | |
3592 | } | |
3593 | ||
3594 | static int | |
3595 | bnx2_release_nvram_lock(struct bnx2 *bp) | |
3596 | { | |
3597 | int j; | |
3598 | u32 val; | |
3599 | ||
3600 | /* Relinquish nvram interface. */ | |
3601 | REG_WR(bp, BNX2_NVM_SW_ARB, BNX2_NVM_SW_ARB_ARB_REQ_CLR2); | |
3602 | ||
3603 | for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) { | |
3604 | val = REG_RD(bp, BNX2_NVM_SW_ARB); | |
3605 | if (!(val & BNX2_NVM_SW_ARB_ARB_ARB2)) | |
3606 | break; | |
3607 | ||
3608 | udelay(5); | |
3609 | } | |
3610 | ||
3611 | if (j >= NVRAM_TIMEOUT_COUNT) | |
3612 | return -EBUSY; | |
3613 | ||
3614 | return 0; | |
3615 | } | |
3616 | ||
3617 | ||
3618 | static int | |
3619 | bnx2_enable_nvram_write(struct bnx2 *bp) | |
3620 | { | |
3621 | u32 val; | |
3622 | ||
3623 | val = REG_RD(bp, BNX2_MISC_CFG); | |
3624 | REG_WR(bp, BNX2_MISC_CFG, val | BNX2_MISC_CFG_NVM_WR_EN_PCI); | |
3625 | ||
e30372c9 | 3626 | if (bp->flash_info->flags & BNX2_NV_WREN) { |
b6016b76 MC |
3627 | int j; |
3628 | ||
3629 | REG_WR(bp, BNX2_NVM_COMMAND, BNX2_NVM_COMMAND_DONE); | |
3630 | REG_WR(bp, BNX2_NVM_COMMAND, | |
3631 | BNX2_NVM_COMMAND_WREN | BNX2_NVM_COMMAND_DOIT); | |
3632 | ||
3633 | for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) { | |
3634 | udelay(5); | |
3635 | ||
3636 | val = REG_RD(bp, BNX2_NVM_COMMAND); | |
3637 | if (val & BNX2_NVM_COMMAND_DONE) | |
3638 | break; | |
3639 | } | |
3640 | ||
3641 | if (j >= NVRAM_TIMEOUT_COUNT) | |
3642 | return -EBUSY; | |
3643 | } | |
3644 | return 0; | |
3645 | } | |
3646 | ||
3647 | static void | |
3648 | bnx2_disable_nvram_write(struct bnx2 *bp) | |
3649 | { | |
3650 | u32 val; | |
3651 | ||
3652 | val = REG_RD(bp, BNX2_MISC_CFG); | |
3653 | REG_WR(bp, BNX2_MISC_CFG, val & ~BNX2_MISC_CFG_NVM_WR_EN); | |
3654 | } | |
3655 | ||
3656 | ||
3657 | static void | |
3658 | bnx2_enable_nvram_access(struct bnx2 *bp) | |
3659 | { | |
3660 | u32 val; | |
3661 | ||
3662 | val = REG_RD(bp, BNX2_NVM_ACCESS_ENABLE); | |
3663 | /* Enable both bits, even on read. */ | |
6aa20a22 | 3664 | REG_WR(bp, BNX2_NVM_ACCESS_ENABLE, |
b6016b76 MC |
3665 | val | BNX2_NVM_ACCESS_ENABLE_EN | BNX2_NVM_ACCESS_ENABLE_WR_EN); |
3666 | } | |
3667 | ||
3668 | static void | |
3669 | bnx2_disable_nvram_access(struct bnx2 *bp) | |
3670 | { | |
3671 | u32 val; | |
3672 | ||
3673 | val = REG_RD(bp, BNX2_NVM_ACCESS_ENABLE); | |
3674 | /* Disable both bits, even after read. */ | |
6aa20a22 | 3675 | REG_WR(bp, BNX2_NVM_ACCESS_ENABLE, |
b6016b76 MC |
3676 | val & ~(BNX2_NVM_ACCESS_ENABLE_EN | |
3677 | BNX2_NVM_ACCESS_ENABLE_WR_EN)); | |
3678 | } | |
3679 | ||
3680 | static int | |
3681 | bnx2_nvram_erase_page(struct bnx2 *bp, u32 offset) | |
3682 | { | |
3683 | u32 cmd; | |
3684 | int j; | |
3685 | ||
e30372c9 | 3686 | if (bp->flash_info->flags & BNX2_NV_BUFFERED) |
b6016b76 MC |
3687 | /* Buffered flash, no erase needed */ |
3688 | return 0; | |
3689 | ||
3690 | /* Build an erase command */ | |
3691 | cmd = BNX2_NVM_COMMAND_ERASE | BNX2_NVM_COMMAND_WR | | |
3692 | BNX2_NVM_COMMAND_DOIT; | |
3693 | ||
3694 | /* Need to clear DONE bit separately. */ | |
3695 | REG_WR(bp, BNX2_NVM_COMMAND, BNX2_NVM_COMMAND_DONE); | |
3696 | ||
3697 | /* Address of the NVRAM to read from. */ | |
3698 | REG_WR(bp, BNX2_NVM_ADDR, offset & BNX2_NVM_ADDR_NVM_ADDR_VALUE); | |
3699 | ||
3700 | /* Issue an erase command. */ | |
3701 | REG_WR(bp, BNX2_NVM_COMMAND, cmd); | |
3702 | ||
3703 | /* Wait for completion. */ | |
3704 | for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) { | |
3705 | u32 val; | |
3706 | ||
3707 | udelay(5); | |
3708 | ||
3709 | val = REG_RD(bp, BNX2_NVM_COMMAND); | |
3710 | if (val & BNX2_NVM_COMMAND_DONE) | |
3711 | break; | |
3712 | } | |
3713 | ||
3714 | if (j >= NVRAM_TIMEOUT_COUNT) | |
3715 | return -EBUSY; | |
3716 | ||
3717 | return 0; | |
3718 | } | |
3719 | ||
3720 | static int | |
3721 | bnx2_nvram_read_dword(struct bnx2 *bp, u32 offset, u8 *ret_val, u32 cmd_flags) | |
3722 | { | |
3723 | u32 cmd; | |
3724 | int j; | |
3725 | ||
3726 | /* Build the command word. */ | |
3727 | cmd = BNX2_NVM_COMMAND_DOIT | 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 | /* Address of the NVRAM to read from. */ | |
3740 | REG_WR(bp, BNX2_NVM_ADDR, offset & BNX2_NVM_ADDR_NVM_ADDR_VALUE); | |
3741 | ||
3742 | /* Issue a read command. */ | |
3743 | REG_WR(bp, BNX2_NVM_COMMAND, cmd); | |
3744 | ||
3745 | /* Wait for completion. */ | |
3746 | for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) { | |
3747 | u32 val; | |
3748 | ||
3749 | udelay(5); | |
3750 | ||
3751 | val = REG_RD(bp, BNX2_NVM_COMMAND); | |
3752 | if (val & BNX2_NVM_COMMAND_DONE) { | |
b491edd5 AV |
3753 | __be32 v = cpu_to_be32(REG_RD(bp, BNX2_NVM_READ)); |
3754 | memcpy(ret_val, &v, 4); | |
b6016b76 MC |
3755 | break; |
3756 | } | |
3757 | } | |
3758 | if (j >= NVRAM_TIMEOUT_COUNT) | |
3759 | return -EBUSY; | |
3760 | ||
3761 | return 0; | |
3762 | } | |
3763 | ||
3764 | ||
3765 | static int | |
3766 | bnx2_nvram_write_dword(struct bnx2 *bp, u32 offset, u8 *val, u32 cmd_flags) | |
3767 | { | |
b491edd5 AV |
3768 | u32 cmd; |
3769 | __be32 val32; | |
b6016b76 MC |
3770 | int j; |
3771 | ||
3772 | /* Build the command word. */ | |
3773 | cmd = BNX2_NVM_COMMAND_DOIT | BNX2_NVM_COMMAND_WR | cmd_flags; | |
3774 | ||
e30372c9 MC |
3775 | /* Calculate an offset of a buffered flash, not needed for 5709. */ |
3776 | if (bp->flash_info->flags & BNX2_NV_TRANSLATE) { | |
b6016b76 MC |
3777 | offset = ((offset / bp->flash_info->page_size) << |
3778 | bp->flash_info->page_bits) + | |
3779 | (offset % bp->flash_info->page_size); | |
3780 | } | |
3781 | ||
3782 | /* Need to clear DONE bit separately. */ | |
3783 | REG_WR(bp, BNX2_NVM_COMMAND, BNX2_NVM_COMMAND_DONE); | |
3784 | ||
3785 | memcpy(&val32, val, 4); | |
b6016b76 MC |
3786 | |
3787 | /* Write the data. */ | |
b491edd5 | 3788 | REG_WR(bp, BNX2_NVM_WRITE, be32_to_cpu(val32)); |
b6016b76 MC |
3789 | |
3790 | /* Address of the NVRAM to write to. */ | |
3791 | REG_WR(bp, BNX2_NVM_ADDR, offset & BNX2_NVM_ADDR_NVM_ADDR_VALUE); | |
3792 | ||
3793 | /* Issue the write command. */ | |
3794 | REG_WR(bp, BNX2_NVM_COMMAND, cmd); | |
3795 | ||
3796 | /* Wait for completion. */ | |
3797 | for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) { | |
3798 | udelay(5); | |
3799 | ||
3800 | if (REG_RD(bp, BNX2_NVM_COMMAND) & BNX2_NVM_COMMAND_DONE) | |
3801 | break; | |
3802 | } | |
3803 | if (j >= NVRAM_TIMEOUT_COUNT) | |
3804 | return -EBUSY; | |
3805 | ||
3806 | return 0; | |
3807 | } | |
3808 | ||
3809 | static int | |
3810 | bnx2_init_nvram(struct bnx2 *bp) | |
3811 | { | |
3812 | u32 val; | |
e30372c9 | 3813 | int j, entry_count, rc = 0; |
b6016b76 MC |
3814 | struct flash_spec *flash; |
3815 | ||
e30372c9 MC |
3816 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
3817 | bp->flash_info = &flash_5709; | |
3818 | goto get_flash_size; | |
3819 | } | |
3820 | ||
b6016b76 MC |
3821 | /* Determine the selected interface. */ |
3822 | val = REG_RD(bp, BNX2_NVM_CFG1); | |
3823 | ||
ff8ac609 | 3824 | entry_count = ARRAY_SIZE(flash_table); |
b6016b76 | 3825 | |
b6016b76 MC |
3826 | if (val & 0x40000000) { |
3827 | ||
3828 | /* Flash interface has been reconfigured */ | |
3829 | for (j = 0, flash = &flash_table[0]; j < entry_count; | |
37137709 MC |
3830 | j++, flash++) { |
3831 | if ((val & FLASH_BACKUP_STRAP_MASK) == | |
3832 | (flash->config1 & FLASH_BACKUP_STRAP_MASK)) { | |
b6016b76 MC |
3833 | bp->flash_info = flash; |
3834 | break; | |
3835 | } | |
3836 | } | |
3837 | } | |
3838 | else { | |
37137709 | 3839 | u32 mask; |
b6016b76 MC |
3840 | /* Not yet been reconfigured */ |
3841 | ||
37137709 MC |
3842 | if (val & (1 << 23)) |
3843 | mask = FLASH_BACKUP_STRAP_MASK; | |
3844 | else | |
3845 | mask = FLASH_STRAP_MASK; | |
3846 | ||
b6016b76 MC |
3847 | for (j = 0, flash = &flash_table[0]; j < entry_count; |
3848 | j++, flash++) { | |
3849 | ||
37137709 | 3850 | if ((val & mask) == (flash->strapping & mask)) { |
b6016b76 MC |
3851 | bp->flash_info = flash; |
3852 | ||
3853 | /* Request access to the flash interface. */ | |
3854 | if ((rc = bnx2_acquire_nvram_lock(bp)) != 0) | |
3855 | return rc; | |
3856 | ||
3857 | /* Enable access to flash interface */ | |
3858 | bnx2_enable_nvram_access(bp); | |
3859 | ||
3860 | /* Reconfigure the flash interface */ | |
3861 | REG_WR(bp, BNX2_NVM_CFG1, flash->config1); | |
3862 | REG_WR(bp, BNX2_NVM_CFG2, flash->config2); | |
3863 | REG_WR(bp, BNX2_NVM_CFG3, flash->config3); | |
3864 | REG_WR(bp, BNX2_NVM_WRITE1, flash->write1); | |
3865 | ||
3866 | /* Disable access to flash interface */ | |
3867 | bnx2_disable_nvram_access(bp); | |
3868 | bnx2_release_nvram_lock(bp); | |
3869 | ||
3870 | break; | |
3871 | } | |
3872 | } | |
3873 | } /* if (val & 0x40000000) */ | |
3874 | ||
3875 | if (j == entry_count) { | |
3876 | bp->flash_info = NULL; | |
2f23c523 | 3877 | printk(KERN_ALERT PFX "Unknown flash/EEPROM type.\n"); |
1122db71 | 3878 | return -ENODEV; |
b6016b76 MC |
3879 | } |
3880 | ||
e30372c9 | 3881 | get_flash_size: |
2726d6e1 | 3882 | val = bnx2_shmem_rd(bp, BNX2_SHARED_HW_CFG_CONFIG2); |
1122db71 MC |
3883 | val &= BNX2_SHARED_HW_CFG2_NVM_SIZE_MASK; |
3884 | if (val) | |
3885 | bp->flash_size = val; | |
3886 | else | |
3887 | bp->flash_size = bp->flash_info->total_size; | |
3888 | ||
b6016b76 MC |
3889 | return rc; |
3890 | } | |
3891 | ||
3892 | static int | |
3893 | bnx2_nvram_read(struct bnx2 *bp, u32 offset, u8 *ret_buf, | |
3894 | int buf_size) | |
3895 | { | |
3896 | int rc = 0; | |
3897 | u32 cmd_flags, offset32, len32, extra; | |
3898 | ||
3899 | if (buf_size == 0) | |
3900 | return 0; | |
3901 | ||
3902 | /* Request access to the flash interface. */ | |
3903 | if ((rc = bnx2_acquire_nvram_lock(bp)) != 0) | |
3904 | return rc; | |
3905 | ||
3906 | /* Enable access to flash interface */ | |
3907 | bnx2_enable_nvram_access(bp); | |
3908 | ||
3909 | len32 = buf_size; | |
3910 | offset32 = offset; | |
3911 | extra = 0; | |
3912 | ||
3913 | cmd_flags = 0; | |
3914 | ||
3915 | if (offset32 & 3) { | |
3916 | u8 buf[4]; | |
3917 | u32 pre_len; | |
3918 | ||
3919 | offset32 &= ~3; | |
3920 | pre_len = 4 - (offset & 3); | |
3921 | ||
3922 | if (pre_len >= len32) { | |
3923 | pre_len = len32; | |
3924 | cmd_flags = BNX2_NVM_COMMAND_FIRST | | |
3925 | BNX2_NVM_COMMAND_LAST; | |
3926 | } | |
3927 | else { | |
3928 | cmd_flags = BNX2_NVM_COMMAND_FIRST; | |
3929 | } | |
3930 | ||
3931 | rc = bnx2_nvram_read_dword(bp, offset32, buf, cmd_flags); | |
3932 | ||
3933 | if (rc) | |
3934 | return rc; | |
3935 | ||
3936 | memcpy(ret_buf, buf + (offset & 3), pre_len); | |
3937 | ||
3938 | offset32 += 4; | |
3939 | ret_buf += pre_len; | |
3940 | len32 -= pre_len; | |
3941 | } | |
3942 | if (len32 & 3) { | |
3943 | extra = 4 - (len32 & 3); | |
3944 | len32 = (len32 + 4) & ~3; | |
3945 | } | |
3946 | ||
3947 | if (len32 == 4) { | |
3948 | u8 buf[4]; | |
3949 | ||
3950 | if (cmd_flags) | |
3951 | cmd_flags = BNX2_NVM_COMMAND_LAST; | |
3952 | else | |
3953 | cmd_flags = BNX2_NVM_COMMAND_FIRST | | |
3954 | BNX2_NVM_COMMAND_LAST; | |
3955 | ||
3956 | rc = bnx2_nvram_read_dword(bp, offset32, buf, cmd_flags); | |
3957 | ||
3958 | memcpy(ret_buf, buf, 4 - extra); | |
3959 | } | |
3960 | else if (len32 > 0) { | |
3961 | u8 buf[4]; | |
3962 | ||
3963 | /* Read the first word. */ | |
3964 | if (cmd_flags) | |
3965 | cmd_flags = 0; | |
3966 | else | |
3967 | cmd_flags = BNX2_NVM_COMMAND_FIRST; | |
3968 | ||
3969 | rc = bnx2_nvram_read_dword(bp, offset32, ret_buf, cmd_flags); | |
3970 | ||
3971 | /* Advance to the next dword. */ | |
3972 | offset32 += 4; | |
3973 | ret_buf += 4; | |
3974 | len32 -= 4; | |
3975 | ||
3976 | while (len32 > 4 && rc == 0) { | |
3977 | rc = bnx2_nvram_read_dword(bp, offset32, ret_buf, 0); | |
3978 | ||
3979 | /* Advance to the next dword. */ | |
3980 | offset32 += 4; | |
3981 | ret_buf += 4; | |
3982 | len32 -= 4; | |
3983 | } | |
3984 | ||
3985 | if (rc) | |
3986 | return rc; | |
3987 | ||
3988 | cmd_flags = BNX2_NVM_COMMAND_LAST; | |
3989 | rc = bnx2_nvram_read_dword(bp, offset32, buf, cmd_flags); | |
3990 | ||
3991 | memcpy(ret_buf, buf, 4 - extra); | |
3992 | } | |
3993 | ||
3994 | /* Disable access to flash interface */ | |
3995 | bnx2_disable_nvram_access(bp); | |
3996 | ||
3997 | bnx2_release_nvram_lock(bp); | |
3998 | ||
3999 | return rc; | |
4000 | } | |
4001 | ||
4002 | static int | |
4003 | bnx2_nvram_write(struct bnx2 *bp, u32 offset, u8 *data_buf, | |
4004 | int buf_size) | |
4005 | { | |
4006 | u32 written, offset32, len32; | |
e6be763f | 4007 | u8 *buf, start[4], end[4], *align_buf = NULL, *flash_buffer = NULL; |
b6016b76 MC |
4008 | int rc = 0; |
4009 | int align_start, align_end; | |
4010 | ||
4011 | buf = data_buf; | |
4012 | offset32 = offset; | |
4013 | len32 = buf_size; | |
4014 | align_start = align_end = 0; | |
4015 | ||
4016 | if ((align_start = (offset32 & 3))) { | |
4017 | offset32 &= ~3; | |
c873879c MC |
4018 | len32 += align_start; |
4019 | if (len32 < 4) | |
4020 | len32 = 4; | |
b6016b76 MC |
4021 | if ((rc = bnx2_nvram_read(bp, offset32, start, 4))) |
4022 | return rc; | |
4023 | } | |
4024 | ||
4025 | if (len32 & 3) { | |
c873879c MC |
4026 | align_end = 4 - (len32 & 3); |
4027 | len32 += align_end; | |
4028 | if ((rc = bnx2_nvram_read(bp, offset32 + len32 - 4, end, 4))) | |
4029 | return rc; | |
b6016b76 MC |
4030 | } |
4031 | ||
4032 | if (align_start || align_end) { | |
e6be763f MC |
4033 | align_buf = kmalloc(len32, GFP_KERNEL); |
4034 | if (align_buf == NULL) | |
b6016b76 MC |
4035 | return -ENOMEM; |
4036 | if (align_start) { | |
e6be763f | 4037 | memcpy(align_buf, start, 4); |
b6016b76 MC |
4038 | } |
4039 | if (align_end) { | |
e6be763f | 4040 | memcpy(align_buf + len32 - 4, end, 4); |
b6016b76 | 4041 | } |
e6be763f MC |
4042 | memcpy(align_buf + align_start, data_buf, buf_size); |
4043 | buf = align_buf; | |
b6016b76 MC |
4044 | } |
4045 | ||
e30372c9 | 4046 | if (!(bp->flash_info->flags & BNX2_NV_BUFFERED)) { |
ae181bc4 MC |
4047 | flash_buffer = kmalloc(264, GFP_KERNEL); |
4048 | if (flash_buffer == NULL) { | |
4049 | rc = -ENOMEM; | |
4050 | goto nvram_write_end; | |
4051 | } | |
4052 | } | |
4053 | ||
b6016b76 MC |
4054 | written = 0; |
4055 | while ((written < len32) && (rc == 0)) { | |
4056 | u32 page_start, page_end, data_start, data_end; | |
4057 | u32 addr, cmd_flags; | |
4058 | int i; | |
b6016b76 MC |
4059 | |
4060 | /* Find the page_start addr */ | |
4061 | page_start = offset32 + written; | |
4062 | page_start -= (page_start % bp->flash_info->page_size); | |
4063 | /* Find the page_end addr */ | |
4064 | page_end = page_start + bp->flash_info->page_size; | |
4065 | /* Find the data_start addr */ | |
4066 | data_start = (written == 0) ? offset32 : page_start; | |
4067 | /* Find the data_end addr */ | |
6aa20a22 | 4068 | data_end = (page_end > offset32 + len32) ? |
b6016b76 MC |
4069 | (offset32 + len32) : page_end; |
4070 | ||
4071 | /* Request access to the flash interface. */ | |
4072 | if ((rc = bnx2_acquire_nvram_lock(bp)) != 0) | |
4073 | goto nvram_write_end; | |
4074 | ||
4075 | /* Enable access to flash interface */ | |
4076 | bnx2_enable_nvram_access(bp); | |
4077 | ||
4078 | cmd_flags = BNX2_NVM_COMMAND_FIRST; | |
e30372c9 | 4079 | if (!(bp->flash_info->flags & BNX2_NV_BUFFERED)) { |
b6016b76 MC |
4080 | int j; |
4081 | ||
4082 | /* Read the whole page into the buffer | |
4083 | * (non-buffer flash only) */ | |
4084 | for (j = 0; j < bp->flash_info->page_size; j += 4) { | |
4085 | if (j == (bp->flash_info->page_size - 4)) { | |
4086 | cmd_flags |= BNX2_NVM_COMMAND_LAST; | |
4087 | } | |
4088 | rc = bnx2_nvram_read_dword(bp, | |
6aa20a22 JG |
4089 | page_start + j, |
4090 | &flash_buffer[j], | |
b6016b76 MC |
4091 | cmd_flags); |
4092 | ||
4093 | if (rc) | |
4094 | goto nvram_write_end; | |
4095 | ||
4096 | cmd_flags = 0; | |
4097 | } | |
4098 | } | |
4099 | ||
4100 | /* Enable writes to flash interface (unlock write-protect) */ | |
4101 | if ((rc = bnx2_enable_nvram_write(bp)) != 0) | |
4102 | goto nvram_write_end; | |
4103 | ||
b6016b76 MC |
4104 | /* Loop to write back the buffer data from page_start to |
4105 | * data_start */ | |
4106 | i = 0; | |
e30372c9 | 4107 | if (!(bp->flash_info->flags & BNX2_NV_BUFFERED)) { |
c873879c MC |
4108 | /* Erase the page */ |
4109 | if ((rc = bnx2_nvram_erase_page(bp, page_start)) != 0) | |
4110 | goto nvram_write_end; | |
4111 | ||
4112 | /* Re-enable the write again for the actual write */ | |
4113 | bnx2_enable_nvram_write(bp); | |
4114 | ||
b6016b76 MC |
4115 | for (addr = page_start; addr < data_start; |
4116 | addr += 4, i += 4) { | |
6aa20a22 | 4117 | |
b6016b76 MC |
4118 | rc = bnx2_nvram_write_dword(bp, addr, |
4119 | &flash_buffer[i], cmd_flags); | |
4120 | ||
4121 | if (rc != 0) | |
4122 | goto nvram_write_end; | |
4123 | ||
4124 | cmd_flags = 0; | |
4125 | } | |
4126 | } | |
4127 | ||
4128 | /* Loop to write the new data from data_start to data_end */ | |
bae25761 | 4129 | for (addr = data_start; addr < data_end; addr += 4, i += 4) { |
b6016b76 | 4130 | if ((addr == page_end - 4) || |
e30372c9 | 4131 | ((bp->flash_info->flags & BNX2_NV_BUFFERED) && |
b6016b76 MC |
4132 | (addr == data_end - 4))) { |
4133 | ||
4134 | cmd_flags |= BNX2_NVM_COMMAND_LAST; | |
4135 | } | |
4136 | rc = bnx2_nvram_write_dword(bp, addr, buf, | |
4137 | cmd_flags); | |
4138 | ||
4139 | if (rc != 0) | |
4140 | goto nvram_write_end; | |
4141 | ||
4142 | cmd_flags = 0; | |
4143 | buf += 4; | |
4144 | } | |
4145 | ||
4146 | /* Loop to write back the buffer data from data_end | |
4147 | * to page_end */ | |
e30372c9 | 4148 | if (!(bp->flash_info->flags & BNX2_NV_BUFFERED)) { |
b6016b76 MC |
4149 | for (addr = data_end; addr < page_end; |
4150 | addr += 4, i += 4) { | |
6aa20a22 | 4151 | |
b6016b76 MC |
4152 | if (addr == page_end-4) { |
4153 | cmd_flags = BNX2_NVM_COMMAND_LAST; | |
4154 | } | |
4155 | rc = bnx2_nvram_write_dword(bp, addr, | |
4156 | &flash_buffer[i], cmd_flags); | |
4157 | ||
4158 | if (rc != 0) | |
4159 | goto nvram_write_end; | |
4160 | ||
4161 | cmd_flags = 0; | |
4162 | } | |
4163 | } | |
4164 | ||
4165 | /* Disable writes to flash interface (lock write-protect) */ | |
4166 | bnx2_disable_nvram_write(bp); | |
4167 | ||
4168 | /* Disable access to flash interface */ | |
4169 | bnx2_disable_nvram_access(bp); | |
4170 | bnx2_release_nvram_lock(bp); | |
4171 | ||
4172 | /* Increment written */ | |
4173 | written += data_end - data_start; | |
4174 | } | |
4175 | ||
4176 | nvram_write_end: | |
e6be763f MC |
4177 | kfree(flash_buffer); |
4178 | kfree(align_buf); | |
b6016b76 MC |
4179 | return rc; |
4180 | } | |
4181 | ||
0d8a6571 MC |
4182 | static void |
4183 | bnx2_init_remote_phy(struct bnx2 *bp) | |
4184 | { | |
4185 | u32 val; | |
4186 | ||
583c28e5 MC |
4187 | bp->phy_flags &= ~BNX2_PHY_FLAG_REMOTE_PHY_CAP; |
4188 | if (!(bp->phy_flags & BNX2_PHY_FLAG_SERDES)) | |
0d8a6571 MC |
4189 | return; |
4190 | ||
2726d6e1 | 4191 | val = bnx2_shmem_rd(bp, BNX2_FW_CAP_MB); |
0d8a6571 MC |
4192 | if ((val & BNX2_FW_CAP_SIGNATURE_MASK) != BNX2_FW_CAP_SIGNATURE) |
4193 | return; | |
4194 | ||
4195 | if (val & BNX2_FW_CAP_REMOTE_PHY_CAPABLE) { | |
583c28e5 | 4196 | bp->phy_flags |= BNX2_PHY_FLAG_REMOTE_PHY_CAP; |
0d8a6571 | 4197 | |
2726d6e1 | 4198 | val = bnx2_shmem_rd(bp, BNX2_LINK_STATUS); |
0d8a6571 MC |
4199 | if (val & BNX2_LINK_STATUS_SERDES_LINK) |
4200 | bp->phy_port = PORT_FIBRE; | |
4201 | else | |
4202 | bp->phy_port = PORT_TP; | |
489310a4 MC |
4203 | |
4204 | if (netif_running(bp->dev)) { | |
4205 | u32 sig; | |
4206 | ||
489310a4 MC |
4207 | sig = BNX2_DRV_ACK_CAP_SIGNATURE | |
4208 | BNX2_FW_CAP_REMOTE_PHY_CAPABLE; | |
2726d6e1 | 4209 | bnx2_shmem_wr(bp, BNX2_DRV_ACK_CAP_MB, sig); |
489310a4 | 4210 | } |
0d8a6571 MC |
4211 | } |
4212 | } | |
4213 | ||
b4b36042 MC |
4214 | static void |
4215 | bnx2_setup_msix_tbl(struct bnx2 *bp) | |
4216 | { | |
4217 | REG_WR(bp, BNX2_PCI_GRC_WINDOW_ADDR, BNX2_PCI_GRC_WINDOW_ADDR_SEP_WIN); | |
4218 | ||
4219 | REG_WR(bp, BNX2_PCI_GRC_WINDOW2_ADDR, BNX2_MSIX_TABLE_ADDR); | |
4220 | REG_WR(bp, BNX2_PCI_GRC_WINDOW3_ADDR, BNX2_MSIX_PBA_ADDR); | |
4221 | } | |
4222 | ||
b6016b76 MC |
4223 | static int |
4224 | bnx2_reset_chip(struct bnx2 *bp, u32 reset_code) | |
4225 | { | |
4226 | u32 val; | |
4227 | int i, rc = 0; | |
489310a4 | 4228 | u8 old_port; |
b6016b76 MC |
4229 | |
4230 | /* Wait for the current PCI transaction to complete before | |
4231 | * issuing a reset. */ | |
4232 | REG_WR(bp, BNX2_MISC_ENABLE_CLR_BITS, | |
4233 | BNX2_MISC_ENABLE_CLR_BITS_TX_DMA_ENABLE | | |
4234 | BNX2_MISC_ENABLE_CLR_BITS_DMA_ENGINE_ENABLE | | |
4235 | BNX2_MISC_ENABLE_CLR_BITS_RX_DMA_ENABLE | | |
4236 | BNX2_MISC_ENABLE_CLR_BITS_HOST_COALESCE_ENABLE); | |
4237 | val = REG_RD(bp, BNX2_MISC_ENABLE_CLR_BITS); | |
4238 | udelay(5); | |
4239 | ||
b090ae2b MC |
4240 | /* Wait for the firmware to tell us it is ok to issue a reset. */ |
4241 | bnx2_fw_sync(bp, BNX2_DRV_MSG_DATA_WAIT0 | reset_code, 1); | |
4242 | ||
b6016b76 MC |
4243 | /* Deposit a driver reset signature so the firmware knows that |
4244 | * this is a soft reset. */ | |
2726d6e1 MC |
4245 | bnx2_shmem_wr(bp, BNX2_DRV_RESET_SIGNATURE, |
4246 | BNX2_DRV_RESET_SIGNATURE_MAGIC); | |
b6016b76 | 4247 | |
b6016b76 MC |
4248 | /* Do a dummy read to force the chip to complete all current transaction |
4249 | * before we issue a reset. */ | |
4250 | val = REG_RD(bp, BNX2_MISC_ID); | |
4251 | ||
234754d5 MC |
4252 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
4253 | REG_WR(bp, BNX2_MISC_COMMAND, BNX2_MISC_COMMAND_SW_RESET); | |
4254 | REG_RD(bp, BNX2_MISC_COMMAND); | |
4255 | udelay(5); | |
b6016b76 | 4256 | |
234754d5 MC |
4257 | val = BNX2_PCICFG_MISC_CONFIG_REG_WINDOW_ENA | |
4258 | BNX2_PCICFG_MISC_CONFIG_TARGET_MB_WORD_SWAP; | |
b6016b76 | 4259 | |
234754d5 | 4260 | pci_write_config_dword(bp->pdev, BNX2_PCICFG_MISC_CONFIG, val); |
b6016b76 | 4261 | |
234754d5 MC |
4262 | } else { |
4263 | val = BNX2_PCICFG_MISC_CONFIG_CORE_RST_REQ | | |
4264 | BNX2_PCICFG_MISC_CONFIG_REG_WINDOW_ENA | | |
4265 | BNX2_PCICFG_MISC_CONFIG_TARGET_MB_WORD_SWAP; | |
4266 | ||
4267 | /* Chip reset. */ | |
4268 | REG_WR(bp, BNX2_PCICFG_MISC_CONFIG, val); | |
4269 | ||
594a9dfa MC |
4270 | /* Reading back any register after chip reset will hang the |
4271 | * bus on 5706 A0 and A1. The msleep below provides plenty | |
4272 | * of margin for write posting. | |
4273 | */ | |
234754d5 | 4274 | if ((CHIP_ID(bp) == CHIP_ID_5706_A0) || |
8e545881 AV |
4275 | (CHIP_ID(bp) == CHIP_ID_5706_A1)) |
4276 | msleep(20); | |
b6016b76 | 4277 | |
234754d5 MC |
4278 | /* Reset takes approximate 30 usec */ |
4279 | for (i = 0; i < 10; i++) { | |
4280 | val = REG_RD(bp, BNX2_PCICFG_MISC_CONFIG); | |
4281 | if ((val & (BNX2_PCICFG_MISC_CONFIG_CORE_RST_REQ | | |
4282 | BNX2_PCICFG_MISC_CONFIG_CORE_RST_BSY)) == 0) | |
4283 | break; | |
4284 | udelay(10); | |
4285 | } | |
4286 | ||
4287 | if (val & (BNX2_PCICFG_MISC_CONFIG_CORE_RST_REQ | | |
4288 | BNX2_PCICFG_MISC_CONFIG_CORE_RST_BSY)) { | |
4289 | printk(KERN_ERR PFX "Chip reset did not complete\n"); | |
4290 | return -EBUSY; | |
4291 | } | |
b6016b76 MC |
4292 | } |
4293 | ||
4294 | /* Make sure byte swapping is properly configured. */ | |
4295 | val = REG_RD(bp, BNX2_PCI_SWAP_DIAG0); | |
4296 | if (val != 0x01020304) { | |
4297 | printk(KERN_ERR PFX "Chip not in correct endian mode\n"); | |
4298 | return -ENODEV; | |
4299 | } | |
4300 | ||
b6016b76 | 4301 | /* Wait for the firmware to finish its initialization. */ |
b090ae2b MC |
4302 | rc = bnx2_fw_sync(bp, BNX2_DRV_MSG_DATA_WAIT1 | reset_code, 0); |
4303 | if (rc) | |
4304 | return rc; | |
b6016b76 | 4305 | |
0d8a6571 | 4306 | spin_lock_bh(&bp->phy_lock); |
489310a4 | 4307 | old_port = bp->phy_port; |
0d8a6571 | 4308 | bnx2_init_remote_phy(bp); |
583c28e5 MC |
4309 | if ((bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) && |
4310 | old_port != bp->phy_port) | |
0d8a6571 MC |
4311 | bnx2_set_default_remote_link(bp); |
4312 | spin_unlock_bh(&bp->phy_lock); | |
4313 | ||
b6016b76 MC |
4314 | if (CHIP_ID(bp) == CHIP_ID_5706_A0) { |
4315 | /* Adjust the voltage regular to two steps lower. The default | |
4316 | * of this register is 0x0000000e. */ | |
4317 | REG_WR(bp, BNX2_MISC_VREG_CONTROL, 0x000000fa); | |
4318 | ||
4319 | /* Remove bad rbuf memory from the free pool. */ | |
4320 | rc = bnx2_alloc_bad_rbuf(bp); | |
4321 | } | |
4322 | ||
f86e82fb | 4323 | if (bp->flags & BNX2_FLAG_USING_MSIX) |
b4b36042 MC |
4324 | bnx2_setup_msix_tbl(bp); |
4325 | ||
b6016b76 MC |
4326 | return rc; |
4327 | } | |
4328 | ||
4329 | static int | |
4330 | bnx2_init_chip(struct bnx2 *bp) | |
4331 | { | |
4332 | u32 val; | |
b4b36042 | 4333 | int rc, i; |
b6016b76 MC |
4334 | |
4335 | /* Make sure the interrupt is not active. */ | |
4336 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, BNX2_PCICFG_INT_ACK_CMD_MASK_INT); | |
4337 | ||
4338 | val = BNX2_DMA_CONFIG_DATA_BYTE_SWAP | | |
4339 | BNX2_DMA_CONFIG_DATA_WORD_SWAP | | |
4340 | #ifdef __BIG_ENDIAN | |
6aa20a22 | 4341 | BNX2_DMA_CONFIG_CNTL_BYTE_SWAP | |
b6016b76 | 4342 | #endif |
6aa20a22 | 4343 | BNX2_DMA_CONFIG_CNTL_WORD_SWAP | |
b6016b76 MC |
4344 | DMA_READ_CHANS << 12 | |
4345 | DMA_WRITE_CHANS << 16; | |
4346 | ||
4347 | val |= (0x2 << 20) | (1 << 11); | |
4348 | ||
f86e82fb | 4349 | if ((bp->flags & BNX2_FLAG_PCIX) && (bp->bus_speed_mhz == 133)) |
b6016b76 MC |
4350 | val |= (1 << 23); |
4351 | ||
4352 | if ((CHIP_NUM(bp) == CHIP_NUM_5706) && | |
f86e82fb | 4353 | (CHIP_ID(bp) != CHIP_ID_5706_A0) && !(bp->flags & BNX2_FLAG_PCIX)) |
b6016b76 MC |
4354 | val |= BNX2_DMA_CONFIG_CNTL_PING_PONG_DMA; |
4355 | ||
4356 | REG_WR(bp, BNX2_DMA_CONFIG, val); | |
4357 | ||
4358 | if (CHIP_ID(bp) == CHIP_ID_5706_A0) { | |
4359 | val = REG_RD(bp, BNX2_TDMA_CONFIG); | |
4360 | val |= BNX2_TDMA_CONFIG_ONE_DMA; | |
4361 | REG_WR(bp, BNX2_TDMA_CONFIG, val); | |
4362 | } | |
4363 | ||
f86e82fb | 4364 | if (bp->flags & BNX2_FLAG_PCIX) { |
b6016b76 MC |
4365 | u16 val16; |
4366 | ||
4367 | pci_read_config_word(bp->pdev, bp->pcix_cap + PCI_X_CMD, | |
4368 | &val16); | |
4369 | pci_write_config_word(bp->pdev, bp->pcix_cap + PCI_X_CMD, | |
4370 | val16 & ~PCI_X_CMD_ERO); | |
4371 | } | |
4372 | ||
4373 | REG_WR(bp, BNX2_MISC_ENABLE_SET_BITS, | |
4374 | BNX2_MISC_ENABLE_SET_BITS_HOST_COALESCE_ENABLE | | |
4375 | BNX2_MISC_ENABLE_STATUS_BITS_RX_V2P_ENABLE | | |
4376 | BNX2_MISC_ENABLE_STATUS_BITS_CONTEXT_ENABLE); | |
4377 | ||
4378 | /* Initialize context mapping and zero out the quick contexts. The | |
4379 | * context block must have already been enabled. */ | |
641bdcd5 MC |
4380 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
4381 | rc = bnx2_init_5709_context(bp); | |
4382 | if (rc) | |
4383 | return rc; | |
4384 | } else | |
59b47d8a | 4385 | bnx2_init_context(bp); |
b6016b76 | 4386 | |
fba9fe91 MC |
4387 | if ((rc = bnx2_init_cpus(bp)) != 0) |
4388 | return rc; | |
4389 | ||
b6016b76 MC |
4390 | bnx2_init_nvram(bp); |
4391 | ||
4392 | bnx2_set_mac_addr(bp); | |
4393 | ||
4394 | val = REG_RD(bp, BNX2_MQ_CONFIG); | |
4395 | val &= ~BNX2_MQ_CONFIG_KNL_BYP_BLK_SIZE; | |
4396 | val |= BNX2_MQ_CONFIG_KNL_BYP_BLK_SIZE_256; | |
68c9f75a MC |
4397 | if (CHIP_ID(bp) == CHIP_ID_5709_A0 || CHIP_ID(bp) == CHIP_ID_5709_A1) |
4398 | val |= BNX2_MQ_CONFIG_HALT_DIS; | |
4399 | ||
b6016b76 MC |
4400 | REG_WR(bp, BNX2_MQ_CONFIG, val); |
4401 | ||
4402 | val = 0x10000 + (MAX_CID_CNT * MB_KERNEL_CTX_SIZE); | |
4403 | REG_WR(bp, BNX2_MQ_KNL_BYP_WIND_START, val); | |
4404 | REG_WR(bp, BNX2_MQ_KNL_WIND_END, val); | |
4405 | ||
4406 | val = (BCM_PAGE_BITS - 8) << 24; | |
4407 | REG_WR(bp, BNX2_RV2P_CONFIG, val); | |
4408 | ||
4409 | /* Configure page size. */ | |
4410 | val = REG_RD(bp, BNX2_TBDR_CONFIG); | |
4411 | val &= ~BNX2_TBDR_CONFIG_PAGE_SIZE; | |
4412 | val |= (BCM_PAGE_BITS - 8) << 24 | 0x40; | |
4413 | REG_WR(bp, BNX2_TBDR_CONFIG, val); | |
4414 | ||
4415 | val = bp->mac_addr[0] + | |
4416 | (bp->mac_addr[1] << 8) + | |
4417 | (bp->mac_addr[2] << 16) + | |
4418 | bp->mac_addr[3] + | |
4419 | (bp->mac_addr[4] << 8) + | |
4420 | (bp->mac_addr[5] << 16); | |
4421 | REG_WR(bp, BNX2_EMAC_BACKOFF_SEED, val); | |
4422 | ||
4423 | /* Program the MTU. Also include 4 bytes for CRC32. */ | |
4424 | val = bp->dev->mtu + ETH_HLEN + 4; | |
4425 | if (val > (MAX_ETHERNET_PACKET_SIZE + 4)) | |
4426 | val |= BNX2_EMAC_RX_MTU_SIZE_JUMBO_ENA; | |
4427 | REG_WR(bp, BNX2_EMAC_RX_MTU_SIZE, val); | |
4428 | ||
b4b36042 MC |
4429 | for (i = 0; i < BNX2_MAX_MSIX_VEC; i++) |
4430 | bp->bnx2_napi[i].last_status_idx = 0; | |
4431 | ||
b6016b76 MC |
4432 | bp->rx_mode = BNX2_EMAC_RX_MODE_SORT_MODE; |
4433 | ||
4434 | /* Set up how to generate a link change interrupt. */ | |
4435 | REG_WR(bp, BNX2_EMAC_ATTENTION_ENA, BNX2_EMAC_ATTENTION_ENA_LINK); | |
4436 | ||
4437 | REG_WR(bp, BNX2_HC_STATUS_ADDR_L, | |
4438 | (u64) bp->status_blk_mapping & 0xffffffff); | |
4439 | REG_WR(bp, BNX2_HC_STATUS_ADDR_H, (u64) bp->status_blk_mapping >> 32); | |
4440 | ||
4441 | REG_WR(bp, BNX2_HC_STATISTICS_ADDR_L, | |
4442 | (u64) bp->stats_blk_mapping & 0xffffffff); | |
4443 | REG_WR(bp, BNX2_HC_STATISTICS_ADDR_H, | |
4444 | (u64) bp->stats_blk_mapping >> 32); | |
4445 | ||
6aa20a22 | 4446 | REG_WR(bp, BNX2_HC_TX_QUICK_CONS_TRIP, |
b6016b76 MC |
4447 | (bp->tx_quick_cons_trip_int << 16) | bp->tx_quick_cons_trip); |
4448 | ||
4449 | REG_WR(bp, BNX2_HC_RX_QUICK_CONS_TRIP, | |
4450 | (bp->rx_quick_cons_trip_int << 16) | bp->rx_quick_cons_trip); | |
4451 | ||
4452 | REG_WR(bp, BNX2_HC_COMP_PROD_TRIP, | |
4453 | (bp->comp_prod_trip_int << 16) | bp->comp_prod_trip); | |
4454 | ||
4455 | REG_WR(bp, BNX2_HC_TX_TICKS, (bp->tx_ticks_int << 16) | bp->tx_ticks); | |
4456 | ||
4457 | REG_WR(bp, BNX2_HC_RX_TICKS, (bp->rx_ticks_int << 16) | bp->rx_ticks); | |
4458 | ||
4459 | REG_WR(bp, BNX2_HC_COM_TICKS, | |
4460 | (bp->com_ticks_int << 16) | bp->com_ticks); | |
4461 | ||
4462 | REG_WR(bp, BNX2_HC_CMD_TICKS, | |
4463 | (bp->cmd_ticks_int << 16) | bp->cmd_ticks); | |
4464 | ||
02537b06 MC |
4465 | if (CHIP_NUM(bp) == CHIP_NUM_5708) |
4466 | REG_WR(bp, BNX2_HC_STATS_TICKS, 0); | |
4467 | else | |
7ea6920e | 4468 | REG_WR(bp, BNX2_HC_STATS_TICKS, bp->stats_ticks); |
b6016b76 MC |
4469 | REG_WR(bp, BNX2_HC_STAT_COLLECT_TICKS, 0xbb8); /* 3ms */ |
4470 | ||
4471 | if (CHIP_ID(bp) == CHIP_ID_5706_A1) | |
8e6a72c4 | 4472 | val = BNX2_HC_CONFIG_COLLECT_STATS; |
b6016b76 | 4473 | else { |
8e6a72c4 MC |
4474 | val = BNX2_HC_CONFIG_RX_TMR_MODE | BNX2_HC_CONFIG_TX_TMR_MODE | |
4475 | BNX2_HC_CONFIG_COLLECT_STATS; | |
b6016b76 MC |
4476 | } |
4477 | ||
f86e82fb | 4478 | if (bp->flags & BNX2_FLAG_USING_MSIX) { |
6f743ca0 MC |
4479 | u32 base = ((BNX2_TX_VEC - 1) * BNX2_HC_SB_CONFIG_SIZE) + |
4480 | BNX2_HC_SB_CONFIG_1; | |
4481 | ||
c76c0475 MC |
4482 | REG_WR(bp, BNX2_HC_MSIX_BIT_VECTOR, |
4483 | BNX2_HC_MSIX_BIT_VECTOR_VAL); | |
4484 | ||
6f743ca0 | 4485 | REG_WR(bp, base, |
c76c0475 MC |
4486 | BNX2_HC_SB_CONFIG_1_TX_TMR_MODE | |
4487 | BNX2_HC_SB_CONFIG_1_ONE_SHOT); | |
4488 | ||
6f743ca0 | 4489 | REG_WR(bp, base + BNX2_HC_TX_QUICK_CONS_TRIP_OFF, |
c76c0475 MC |
4490 | (bp->tx_quick_cons_trip_int << 16) | |
4491 | bp->tx_quick_cons_trip); | |
4492 | ||
6f743ca0 | 4493 | REG_WR(bp, base + BNX2_HC_TX_TICKS_OFF, |
c76c0475 MC |
4494 | (bp->tx_ticks_int << 16) | bp->tx_ticks); |
4495 | ||
4496 | val |= BNX2_HC_CONFIG_SB_ADDR_INC_128B; | |
4497 | } | |
4498 | ||
f86e82fb | 4499 | if (bp->flags & BNX2_FLAG_ONE_SHOT_MSI) |
8e6a72c4 MC |
4500 | val |= BNX2_HC_CONFIG_ONE_SHOT; |
4501 | ||
4502 | REG_WR(bp, BNX2_HC_CONFIG, val); | |
4503 | ||
b6016b76 MC |
4504 | /* Clear internal stats counters. */ |
4505 | REG_WR(bp, BNX2_HC_COMMAND, BNX2_HC_COMMAND_CLR_STAT_NOW); | |
4506 | ||
da3e4fbe | 4507 | REG_WR(bp, BNX2_HC_ATTN_BITS_ENABLE, STATUS_ATTN_EVENTS); |
b6016b76 MC |
4508 | |
4509 | /* Initialize the receive filter. */ | |
4510 | bnx2_set_rx_mode(bp->dev); | |
4511 | ||
0aa38df7 MC |
4512 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
4513 | val = REG_RD(bp, BNX2_MISC_NEW_CORE_CTL); | |
4514 | val |= BNX2_MISC_NEW_CORE_CTL_DMA_ENABLE; | |
4515 | REG_WR(bp, BNX2_MISC_NEW_CORE_CTL, val); | |
4516 | } | |
b090ae2b MC |
4517 | rc = bnx2_fw_sync(bp, BNX2_DRV_MSG_DATA_WAIT2 | BNX2_DRV_MSG_CODE_RESET, |
4518 | 0); | |
b6016b76 | 4519 | |
df149d70 | 4520 | REG_WR(bp, BNX2_MISC_ENABLE_SET_BITS, BNX2_MISC_ENABLE_DEFAULT); |
b6016b76 MC |
4521 | REG_RD(bp, BNX2_MISC_ENABLE_SET_BITS); |
4522 | ||
4523 | udelay(20); | |
4524 | ||
bf5295bb MC |
4525 | bp->hc_cmd = REG_RD(bp, BNX2_HC_COMMAND); |
4526 | ||
b090ae2b | 4527 | return rc; |
b6016b76 MC |
4528 | } |
4529 | ||
c76c0475 MC |
4530 | static void |
4531 | bnx2_clear_ring_states(struct bnx2 *bp) | |
4532 | { | |
4533 | struct bnx2_napi *bnapi; | |
35e9010b | 4534 | struct bnx2_tx_ring_info *txr; |
c76c0475 MC |
4535 | int i; |
4536 | ||
4537 | for (i = 0; i < BNX2_MAX_MSIX_VEC; i++) { | |
4538 | bnapi = &bp->bnx2_napi[i]; | |
35e9010b | 4539 | txr = &bnapi->tx_ring; |
c76c0475 | 4540 | |
35e9010b MC |
4541 | txr->tx_cons = 0; |
4542 | txr->hw_tx_cons = 0; | |
c76c0475 MC |
4543 | bnapi->rx_prod_bseq = 0; |
4544 | bnapi->rx_prod = 0; | |
4545 | bnapi->rx_cons = 0; | |
4546 | bnapi->rx_pg_prod = 0; | |
4547 | bnapi->rx_pg_cons = 0; | |
4548 | } | |
4549 | } | |
4550 | ||
59b47d8a | 4551 | static void |
35e9010b | 4552 | bnx2_init_tx_context(struct bnx2 *bp, u32 cid, struct bnx2_tx_ring_info *txr) |
59b47d8a MC |
4553 | { |
4554 | u32 val, offset0, offset1, offset2, offset3; | |
62a8313c | 4555 | u32 cid_addr = GET_CID_ADDR(cid); |
59b47d8a MC |
4556 | |
4557 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { | |
4558 | offset0 = BNX2_L2CTX_TYPE_XI; | |
4559 | offset1 = BNX2_L2CTX_CMD_TYPE_XI; | |
4560 | offset2 = BNX2_L2CTX_TBDR_BHADDR_HI_XI; | |
4561 | offset3 = BNX2_L2CTX_TBDR_BHADDR_LO_XI; | |
4562 | } else { | |
4563 | offset0 = BNX2_L2CTX_TYPE; | |
4564 | offset1 = BNX2_L2CTX_CMD_TYPE; | |
4565 | offset2 = BNX2_L2CTX_TBDR_BHADDR_HI; | |
4566 | offset3 = BNX2_L2CTX_TBDR_BHADDR_LO; | |
4567 | } | |
4568 | val = BNX2_L2CTX_TYPE_TYPE_L2 | BNX2_L2CTX_TYPE_SIZE_L2; | |
62a8313c | 4569 | bnx2_ctx_wr(bp, cid_addr, offset0, val); |
59b47d8a MC |
4570 | |
4571 | val = BNX2_L2CTX_CMD_TYPE_TYPE_L2 | (8 << 16); | |
62a8313c | 4572 | bnx2_ctx_wr(bp, cid_addr, offset1, val); |
59b47d8a | 4573 | |
35e9010b | 4574 | val = (u64) txr->tx_desc_mapping >> 32; |
62a8313c | 4575 | bnx2_ctx_wr(bp, cid_addr, offset2, val); |
59b47d8a | 4576 | |
35e9010b | 4577 | val = (u64) txr->tx_desc_mapping & 0xffffffff; |
62a8313c | 4578 | bnx2_ctx_wr(bp, cid_addr, offset3, val); |
59b47d8a | 4579 | } |
b6016b76 MC |
4580 | |
4581 | static void | |
35e9010b | 4582 | bnx2_init_tx_ring(struct bnx2 *bp, int ring_num) |
b6016b76 MC |
4583 | { |
4584 | struct tx_bd *txbd; | |
c76c0475 MC |
4585 | u32 cid = TX_CID; |
4586 | struct bnx2_napi *bnapi; | |
35e9010b | 4587 | struct bnx2_tx_ring_info *txr; |
c76c0475 | 4588 | |
35e9010b MC |
4589 | bnapi = &bp->bnx2_napi[ring_num]; |
4590 | txr = &bnapi->tx_ring; | |
4591 | ||
4592 | if (ring_num == 0) | |
4593 | cid = TX_CID; | |
4594 | else | |
4595 | cid = TX_TSS_CID + ring_num - 1; | |
b6016b76 | 4596 | |
2f8af120 MC |
4597 | bp->tx_wake_thresh = bp->tx_ring_size / 2; |
4598 | ||
35e9010b | 4599 | txbd = &txr->tx_desc_ring[MAX_TX_DESC_CNT]; |
6aa20a22 | 4600 | |
35e9010b MC |
4601 | txbd->tx_bd_haddr_hi = (u64) txr->tx_desc_mapping >> 32; |
4602 | txbd->tx_bd_haddr_lo = (u64) txr->tx_desc_mapping & 0xffffffff; | |
b6016b76 | 4603 | |
35e9010b MC |
4604 | txr->tx_prod = 0; |
4605 | txr->tx_prod_bseq = 0; | |
6aa20a22 | 4606 | |
35e9010b MC |
4607 | txr->tx_bidx_addr = MB_GET_CID_ADDR(cid) + BNX2_L2CTX_TX_HOST_BIDX; |
4608 | txr->tx_bseq_addr = MB_GET_CID_ADDR(cid) + BNX2_L2CTX_TX_HOST_BSEQ; | |
b6016b76 | 4609 | |
35e9010b | 4610 | bnx2_init_tx_context(bp, cid, txr); |
b6016b76 MC |
4611 | } |
4612 | ||
4613 | static void | |
5d5d0015 MC |
4614 | bnx2_init_rxbd_rings(struct rx_bd *rx_ring[], dma_addr_t dma[], u32 buf_size, |
4615 | int num_rings) | |
b6016b76 | 4616 | { |
b6016b76 | 4617 | int i; |
5d5d0015 | 4618 | struct rx_bd *rxbd; |
6aa20a22 | 4619 | |
5d5d0015 | 4620 | for (i = 0; i < num_rings; i++) { |
13daffa2 | 4621 | int j; |
b6016b76 | 4622 | |
5d5d0015 | 4623 | rxbd = &rx_ring[i][0]; |
13daffa2 | 4624 | for (j = 0; j < MAX_RX_DESC_CNT; j++, rxbd++) { |
5d5d0015 | 4625 | rxbd->rx_bd_len = buf_size; |
13daffa2 MC |
4626 | rxbd->rx_bd_flags = RX_BD_FLAGS_START | RX_BD_FLAGS_END; |
4627 | } | |
5d5d0015 | 4628 | if (i == (num_rings - 1)) |
13daffa2 MC |
4629 | j = 0; |
4630 | else | |
4631 | j = i + 1; | |
5d5d0015 MC |
4632 | rxbd->rx_bd_haddr_hi = (u64) dma[j] >> 32; |
4633 | rxbd->rx_bd_haddr_lo = (u64) dma[j] & 0xffffffff; | |
13daffa2 | 4634 | } |
5d5d0015 MC |
4635 | } |
4636 | ||
4637 | static void | |
4638 | bnx2_init_rx_ring(struct bnx2 *bp) | |
4639 | { | |
4640 | int i; | |
4641 | u16 prod, ring_prod; | |
4642 | u32 val, rx_cid_addr = GET_CID_ADDR(RX_CID); | |
b4b36042 | 4643 | struct bnx2_napi *bnapi = &bp->bnx2_napi[0]; |
5d5d0015 | 4644 | |
5d5d0015 MC |
4645 | bnx2_init_rxbd_rings(bp->rx_desc_ring, bp->rx_desc_mapping, |
4646 | bp->rx_buf_use_size, bp->rx_max_ring); | |
4647 | ||
83e3fc89 MC |
4648 | bnx2_init_rx_context0(bp); |
4649 | ||
4650 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { | |
4651 | val = REG_RD(bp, BNX2_MQ_MAP_L2_5); | |
4652 | REG_WR(bp, BNX2_MQ_MAP_L2_5, val | BNX2_MQ_MAP_L2_5_ARM); | |
4653 | } | |
4654 | ||
62a8313c | 4655 | bnx2_ctx_wr(bp, rx_cid_addr, BNX2_L2CTX_PG_BUF_SIZE, 0); |
47bf4246 MC |
4656 | if (bp->rx_pg_ring_size) { |
4657 | bnx2_init_rxbd_rings(bp->rx_pg_desc_ring, | |
4658 | bp->rx_pg_desc_mapping, | |
4659 | PAGE_SIZE, bp->rx_max_pg_ring); | |
4660 | val = (bp->rx_buf_use_size << 16) | PAGE_SIZE; | |
62a8313c MC |
4661 | bnx2_ctx_wr(bp, rx_cid_addr, BNX2_L2CTX_PG_BUF_SIZE, val); |
4662 | bnx2_ctx_wr(bp, rx_cid_addr, BNX2_L2CTX_RBDC_KEY, | |
47bf4246 MC |
4663 | BNX2_L2CTX_RBDC_JUMBO_KEY); |
4664 | ||
4665 | val = (u64) bp->rx_pg_desc_mapping[0] >> 32; | |
62a8313c | 4666 | bnx2_ctx_wr(bp, rx_cid_addr, BNX2_L2CTX_NX_PG_BDHADDR_HI, val); |
47bf4246 MC |
4667 | |
4668 | val = (u64) bp->rx_pg_desc_mapping[0] & 0xffffffff; | |
62a8313c | 4669 | bnx2_ctx_wr(bp, rx_cid_addr, BNX2_L2CTX_NX_PG_BDHADDR_LO, val); |
47bf4246 MC |
4670 | |
4671 | if (CHIP_NUM(bp) == CHIP_NUM_5709) | |
4672 | REG_WR(bp, BNX2_MQ_MAP_L2_3, BNX2_MQ_MAP_L2_3_DEFAULT); | |
4673 | } | |
b6016b76 | 4674 | |
13daffa2 | 4675 | val = (u64) bp->rx_desc_mapping[0] >> 32; |
62a8313c | 4676 | bnx2_ctx_wr(bp, rx_cid_addr, BNX2_L2CTX_NX_BDHADDR_HI, val); |
b6016b76 | 4677 | |
13daffa2 | 4678 | val = (u64) bp->rx_desc_mapping[0] & 0xffffffff; |
62a8313c | 4679 | bnx2_ctx_wr(bp, rx_cid_addr, BNX2_L2CTX_NX_BDHADDR_LO, val); |
b6016b76 | 4680 | |
a1f60190 | 4681 | ring_prod = prod = bnapi->rx_pg_prod; |
47bf4246 MC |
4682 | for (i = 0; i < bp->rx_pg_ring_size; i++) { |
4683 | if (bnx2_alloc_rx_page(bp, ring_prod) < 0) | |
4684 | break; | |
4685 | prod = NEXT_RX_BD(prod); | |
4686 | ring_prod = RX_PG_RING_IDX(prod); | |
4687 | } | |
a1f60190 | 4688 | bnapi->rx_pg_prod = prod; |
47bf4246 | 4689 | |
a1f60190 | 4690 | ring_prod = prod = bnapi->rx_prod; |
236b6394 | 4691 | for (i = 0; i < bp->rx_ring_size; i++) { |
a1f60190 | 4692 | if (bnx2_alloc_rx_skb(bp, bnapi, ring_prod) < 0) { |
b6016b76 MC |
4693 | break; |
4694 | } | |
4695 | prod = NEXT_RX_BD(prod); | |
4696 | ring_prod = RX_RING_IDX(prod); | |
4697 | } | |
a1f60190 | 4698 | bnapi->rx_prod = prod; |
b6016b76 | 4699 | |
a1f60190 MC |
4700 | REG_WR16(bp, MB_RX_CID_ADDR + BNX2_L2CTX_HOST_PG_BDIDX, |
4701 | bnapi->rx_pg_prod); | |
b6016b76 MC |
4702 | REG_WR16(bp, MB_RX_CID_ADDR + BNX2_L2CTX_HOST_BDIDX, prod); |
4703 | ||
a1f60190 | 4704 | REG_WR(bp, MB_RX_CID_ADDR + BNX2_L2CTX_HOST_BSEQ, bnapi->rx_prod_bseq); |
b6016b76 MC |
4705 | } |
4706 | ||
35e9010b MC |
4707 | static void |
4708 | bnx2_init_all_rings(struct bnx2 *bp) | |
4709 | { | |
4710 | int i; | |
4711 | ||
4712 | bnx2_clear_ring_states(bp); | |
4713 | ||
4714 | REG_WR(bp, BNX2_TSCH_TSS_CFG, 0); | |
4715 | for (i = 0; i < bp->num_tx_rings; i++) | |
4716 | bnx2_init_tx_ring(bp, i); | |
4717 | ||
4718 | if (bp->num_tx_rings > 1) | |
4719 | REG_WR(bp, BNX2_TSCH_TSS_CFG, ((bp->num_tx_rings - 1) << 24) | | |
4720 | (TX_TSS_CID << 7)); | |
4721 | ||
4722 | bnx2_init_rx_ring(bp); | |
4723 | } | |
4724 | ||
5d5d0015 | 4725 | static u32 bnx2_find_max_ring(u32 ring_size, u32 max_size) |
13daffa2 | 4726 | { |
5d5d0015 | 4727 | u32 max, num_rings = 1; |
13daffa2 | 4728 | |
5d5d0015 MC |
4729 | while (ring_size > MAX_RX_DESC_CNT) { |
4730 | ring_size -= MAX_RX_DESC_CNT; | |
13daffa2 MC |
4731 | num_rings++; |
4732 | } | |
4733 | /* round to next power of 2 */ | |
5d5d0015 | 4734 | max = max_size; |
13daffa2 MC |
4735 | while ((max & num_rings) == 0) |
4736 | max >>= 1; | |
4737 | ||
4738 | if (num_rings != max) | |
4739 | max <<= 1; | |
4740 | ||
5d5d0015 MC |
4741 | return max; |
4742 | } | |
4743 | ||
4744 | static void | |
4745 | bnx2_set_rx_ring_size(struct bnx2 *bp, u32 size) | |
4746 | { | |
84eaa187 | 4747 | u32 rx_size, rx_space, jumbo_size; |
5d5d0015 MC |
4748 | |
4749 | /* 8 for CRC and VLAN */ | |
d89cb6af | 4750 | rx_size = bp->dev->mtu + ETH_HLEN + BNX2_RX_OFFSET + 8; |
5d5d0015 | 4751 | |
84eaa187 MC |
4752 | rx_space = SKB_DATA_ALIGN(rx_size + BNX2_RX_ALIGN) + NET_SKB_PAD + |
4753 | sizeof(struct skb_shared_info); | |
4754 | ||
601d3d18 | 4755 | bp->rx_copy_thresh = BNX2_RX_COPY_THRESH; |
47bf4246 MC |
4756 | bp->rx_pg_ring_size = 0; |
4757 | bp->rx_max_pg_ring = 0; | |
4758 | bp->rx_max_pg_ring_idx = 0; | |
f86e82fb | 4759 | if ((rx_space > PAGE_SIZE) && !(bp->flags & BNX2_FLAG_JUMBO_BROKEN)) { |
84eaa187 MC |
4760 | int pages = PAGE_ALIGN(bp->dev->mtu - 40) >> PAGE_SHIFT; |
4761 | ||
4762 | jumbo_size = size * pages; | |
4763 | if (jumbo_size > MAX_TOTAL_RX_PG_DESC_CNT) | |
4764 | jumbo_size = MAX_TOTAL_RX_PG_DESC_CNT; | |
4765 | ||
4766 | bp->rx_pg_ring_size = jumbo_size; | |
4767 | bp->rx_max_pg_ring = bnx2_find_max_ring(jumbo_size, | |
4768 | MAX_RX_PG_RINGS); | |
4769 | bp->rx_max_pg_ring_idx = (bp->rx_max_pg_ring * RX_DESC_CNT) - 1; | |
601d3d18 | 4770 | rx_size = BNX2_RX_COPY_THRESH + BNX2_RX_OFFSET; |
84eaa187 MC |
4771 | bp->rx_copy_thresh = 0; |
4772 | } | |
5d5d0015 MC |
4773 | |
4774 | bp->rx_buf_use_size = rx_size; | |
4775 | /* hw alignment */ | |
4776 | bp->rx_buf_size = bp->rx_buf_use_size + BNX2_RX_ALIGN; | |
d89cb6af | 4777 | bp->rx_jumbo_thresh = rx_size - BNX2_RX_OFFSET; |
5d5d0015 MC |
4778 | bp->rx_ring_size = size; |
4779 | bp->rx_max_ring = bnx2_find_max_ring(size, MAX_RX_RINGS); | |
13daffa2 MC |
4780 | bp->rx_max_ring_idx = (bp->rx_max_ring * RX_DESC_CNT) - 1; |
4781 | } | |
4782 | ||
b6016b76 MC |
4783 | static void |
4784 | bnx2_free_tx_skbs(struct bnx2 *bp) | |
4785 | { | |
4786 | int i; | |
4787 | ||
35e9010b MC |
4788 | for (i = 0; i < bp->num_tx_rings; i++) { |
4789 | struct bnx2_napi *bnapi = &bp->bnx2_napi[i]; | |
4790 | struct bnx2_tx_ring_info *txr = &bnapi->tx_ring; | |
4791 | int j; | |
b6016b76 | 4792 | |
35e9010b | 4793 | if (txr->tx_buf_ring == NULL) |
b6016b76 | 4794 | continue; |
b6016b76 | 4795 | |
35e9010b MC |
4796 | for (j = 0; j < TX_DESC_CNT; ) { |
4797 | struct sw_bd *tx_buf = &txr->tx_buf_ring[j]; | |
4798 | struct sk_buff *skb = tx_buf->skb; | |
4799 | int k, last; | |
4800 | ||
4801 | if (skb == NULL) { | |
4802 | j++; | |
4803 | continue; | |
4804 | } | |
4805 | ||
4806 | pci_unmap_single(bp->pdev, | |
4807 | pci_unmap_addr(tx_buf, mapping), | |
b6016b76 MC |
4808 | skb_headlen(skb), PCI_DMA_TODEVICE); |
4809 | ||
35e9010b | 4810 | tx_buf->skb = NULL; |
b6016b76 | 4811 | |
35e9010b MC |
4812 | last = skb_shinfo(skb)->nr_frags; |
4813 | for (k = 0; k < last; k++) { | |
4814 | tx_buf = &txr->tx_buf_ring[j + k + 1]; | |
4815 | pci_unmap_page(bp->pdev, | |
4816 | pci_unmap_addr(tx_buf, mapping), | |
4817 | skb_shinfo(skb)->frags[j].size, | |
4818 | PCI_DMA_TODEVICE); | |
4819 | } | |
4820 | dev_kfree_skb(skb); | |
4821 | j += k + 1; | |
b6016b76 | 4822 | } |
b6016b76 | 4823 | } |
b6016b76 MC |
4824 | } |
4825 | ||
4826 | static void | |
4827 | bnx2_free_rx_skbs(struct bnx2 *bp) | |
4828 | { | |
4829 | int i; | |
4830 | ||
4831 | if (bp->rx_buf_ring == NULL) | |
4832 | return; | |
4833 | ||
13daffa2 | 4834 | for (i = 0; i < bp->rx_max_ring_idx; i++) { |
b6016b76 MC |
4835 | struct sw_bd *rx_buf = &bp->rx_buf_ring[i]; |
4836 | struct sk_buff *skb = rx_buf->skb; | |
4837 | ||
05d0f1cf | 4838 | if (skb == NULL) |
b6016b76 MC |
4839 | continue; |
4840 | ||
4841 | pci_unmap_single(bp->pdev, pci_unmap_addr(rx_buf, mapping), | |
4842 | bp->rx_buf_use_size, PCI_DMA_FROMDEVICE); | |
4843 | ||
4844 | rx_buf->skb = NULL; | |
4845 | ||
745720e5 | 4846 | dev_kfree_skb(skb); |
b6016b76 | 4847 | } |
47bf4246 MC |
4848 | for (i = 0; i < bp->rx_max_pg_ring_idx; i++) |
4849 | bnx2_free_rx_page(bp, i); | |
b6016b76 MC |
4850 | } |
4851 | ||
4852 | static void | |
4853 | bnx2_free_skbs(struct bnx2 *bp) | |
4854 | { | |
4855 | bnx2_free_tx_skbs(bp); | |
4856 | bnx2_free_rx_skbs(bp); | |
4857 | } | |
4858 | ||
4859 | static int | |
4860 | bnx2_reset_nic(struct bnx2 *bp, u32 reset_code) | |
4861 | { | |
4862 | int rc; | |
4863 | ||
4864 | rc = bnx2_reset_chip(bp, reset_code); | |
4865 | bnx2_free_skbs(bp); | |
4866 | if (rc) | |
4867 | return rc; | |
4868 | ||
fba9fe91 MC |
4869 | if ((rc = bnx2_init_chip(bp)) != 0) |
4870 | return rc; | |
4871 | ||
35e9010b | 4872 | bnx2_init_all_rings(bp); |
b6016b76 MC |
4873 | return 0; |
4874 | } | |
4875 | ||
4876 | static int | |
9a120bc5 | 4877 | bnx2_init_nic(struct bnx2 *bp, int reset_phy) |
b6016b76 MC |
4878 | { |
4879 | int rc; | |
4880 | ||
4881 | if ((rc = bnx2_reset_nic(bp, BNX2_DRV_MSG_CODE_RESET)) != 0) | |
4882 | return rc; | |
4883 | ||
80be4434 | 4884 | spin_lock_bh(&bp->phy_lock); |
9a120bc5 | 4885 | bnx2_init_phy(bp, reset_phy); |
b6016b76 | 4886 | bnx2_set_link(bp); |
543a827d MC |
4887 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) |
4888 | bnx2_remote_phy_event(bp); | |
0d8a6571 | 4889 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
4890 | return 0; |
4891 | } | |
4892 | ||
4893 | static int | |
4894 | bnx2_test_registers(struct bnx2 *bp) | |
4895 | { | |
4896 | int ret; | |
5bae30c9 | 4897 | int i, is_5709; |
f71e1309 | 4898 | static const struct { |
b6016b76 MC |
4899 | u16 offset; |
4900 | u16 flags; | |
5bae30c9 | 4901 | #define BNX2_FL_NOT_5709 1 |
b6016b76 MC |
4902 | u32 rw_mask; |
4903 | u32 ro_mask; | |
4904 | } reg_tbl[] = { | |
4905 | { 0x006c, 0, 0x00000000, 0x0000003f }, | |
4906 | { 0x0090, 0, 0xffffffff, 0x00000000 }, | |
4907 | { 0x0094, 0, 0x00000000, 0x00000000 }, | |
4908 | ||
5bae30c9 MC |
4909 | { 0x0404, BNX2_FL_NOT_5709, 0x00003f00, 0x00000000 }, |
4910 | { 0x0418, BNX2_FL_NOT_5709, 0x00000000, 0xffffffff }, | |
4911 | { 0x041c, BNX2_FL_NOT_5709, 0x00000000, 0xffffffff }, | |
4912 | { 0x0420, BNX2_FL_NOT_5709, 0x00000000, 0x80ffffff }, | |
4913 | { 0x0424, BNX2_FL_NOT_5709, 0x00000000, 0x00000000 }, | |
4914 | { 0x0428, BNX2_FL_NOT_5709, 0x00000000, 0x00000001 }, | |
4915 | { 0x0450, BNX2_FL_NOT_5709, 0x00000000, 0x0000ffff }, | |
4916 | { 0x0454, BNX2_FL_NOT_5709, 0x00000000, 0xffffffff }, | |
4917 | { 0x0458, BNX2_FL_NOT_5709, 0x00000000, 0xffffffff }, | |
4918 | ||
4919 | { 0x0808, BNX2_FL_NOT_5709, 0x00000000, 0xffffffff }, | |
4920 | { 0x0854, BNX2_FL_NOT_5709, 0x00000000, 0xffffffff }, | |
4921 | { 0x0868, BNX2_FL_NOT_5709, 0x00000000, 0x77777777 }, | |
4922 | { 0x086c, BNX2_FL_NOT_5709, 0x00000000, 0x77777777 }, | |
4923 | { 0x0870, BNX2_FL_NOT_5709, 0x00000000, 0x77777777 }, | |
4924 | { 0x0874, BNX2_FL_NOT_5709, 0x00000000, 0x77777777 }, | |
4925 | ||
4926 | { 0x0c00, BNX2_FL_NOT_5709, 0x00000000, 0x00000001 }, | |
4927 | { 0x0c04, BNX2_FL_NOT_5709, 0x00000000, 0x03ff0001 }, | |
4928 | { 0x0c08, BNX2_FL_NOT_5709, 0x0f0ff073, 0x00000000 }, | |
b6016b76 MC |
4929 | |
4930 | { 0x1000, 0, 0x00000000, 0x00000001 }, | |
15b169cc | 4931 | { 0x1004, BNX2_FL_NOT_5709, 0x00000000, 0x000f0001 }, |
b6016b76 MC |
4932 | |
4933 | { 0x1408, 0, 0x01c00800, 0x00000000 }, | |
4934 | { 0x149c, 0, 0x8000ffff, 0x00000000 }, | |
4935 | { 0x14a8, 0, 0x00000000, 0x000001ff }, | |
5b0c76ad | 4936 | { 0x14ac, 0, 0x0fffffff, 0x10000000 }, |
b6016b76 MC |
4937 | { 0x14b0, 0, 0x00000002, 0x00000001 }, |
4938 | { 0x14b8, 0, 0x00000000, 0x00000000 }, | |
4939 | { 0x14c0, 0, 0x00000000, 0x00000009 }, | |
4940 | { 0x14c4, 0, 0x00003fff, 0x00000000 }, | |
4941 | { 0x14cc, 0, 0x00000000, 0x00000001 }, | |
4942 | { 0x14d0, 0, 0xffffffff, 0x00000000 }, | |
b6016b76 MC |
4943 | |
4944 | { 0x1800, 0, 0x00000000, 0x00000001 }, | |
4945 | { 0x1804, 0, 0x00000000, 0x00000003 }, | |
b6016b76 MC |
4946 | |
4947 | { 0x2800, 0, 0x00000000, 0x00000001 }, | |
4948 | { 0x2804, 0, 0x00000000, 0x00003f01 }, | |
4949 | { 0x2808, 0, 0x0f3f3f03, 0x00000000 }, | |
4950 | { 0x2810, 0, 0xffff0000, 0x00000000 }, | |
4951 | { 0x2814, 0, 0xffff0000, 0x00000000 }, | |
4952 | { 0x2818, 0, 0xffff0000, 0x00000000 }, | |
4953 | { 0x281c, 0, 0xffff0000, 0x00000000 }, | |
4954 | { 0x2834, 0, 0xffffffff, 0x00000000 }, | |
4955 | { 0x2840, 0, 0x00000000, 0xffffffff }, | |
4956 | { 0x2844, 0, 0x00000000, 0xffffffff }, | |
4957 | { 0x2848, 0, 0xffffffff, 0x00000000 }, | |
4958 | { 0x284c, 0, 0xf800f800, 0x07ff07ff }, | |
4959 | ||
4960 | { 0x2c00, 0, 0x00000000, 0x00000011 }, | |
4961 | { 0x2c04, 0, 0x00000000, 0x00030007 }, | |
4962 | ||
b6016b76 MC |
4963 | { 0x3c00, 0, 0x00000000, 0x00000001 }, |
4964 | { 0x3c04, 0, 0x00000000, 0x00070000 }, | |
4965 | { 0x3c08, 0, 0x00007f71, 0x07f00000 }, | |
4966 | { 0x3c0c, 0, 0x1f3ffffc, 0x00000000 }, | |
4967 | { 0x3c10, 0, 0xffffffff, 0x00000000 }, | |
4968 | { 0x3c14, 0, 0x00000000, 0xffffffff }, | |
4969 | { 0x3c18, 0, 0x00000000, 0xffffffff }, | |
4970 | { 0x3c1c, 0, 0xfffff000, 0x00000000 }, | |
4971 | { 0x3c20, 0, 0xffffff00, 0x00000000 }, | |
b6016b76 MC |
4972 | |
4973 | { 0x5004, 0, 0x00000000, 0x0000007f }, | |
4974 | { 0x5008, 0, 0x0f0007ff, 0x00000000 }, | |
b6016b76 | 4975 | |
b6016b76 MC |
4976 | { 0x5c00, 0, 0x00000000, 0x00000001 }, |
4977 | { 0x5c04, 0, 0x00000000, 0x0003000f }, | |
4978 | { 0x5c08, 0, 0x00000003, 0x00000000 }, | |
4979 | { 0x5c0c, 0, 0x0000fff8, 0x00000000 }, | |
4980 | { 0x5c10, 0, 0x00000000, 0xffffffff }, | |
4981 | { 0x5c80, 0, 0x00000000, 0x0f7113f1 }, | |
4982 | { 0x5c84, 0, 0x00000000, 0x0000f333 }, | |
4983 | { 0x5c88, 0, 0x00000000, 0x00077373 }, | |
4984 | { 0x5c8c, 0, 0x00000000, 0x0007f737 }, | |
4985 | ||
4986 | { 0x6808, 0, 0x0000ff7f, 0x00000000 }, | |
4987 | { 0x680c, 0, 0xffffffff, 0x00000000 }, | |
4988 | { 0x6810, 0, 0xffffffff, 0x00000000 }, | |
4989 | { 0x6814, 0, 0xffffffff, 0x00000000 }, | |
4990 | { 0x6818, 0, 0xffffffff, 0x00000000 }, | |
4991 | { 0x681c, 0, 0xffffffff, 0x00000000 }, | |
4992 | { 0x6820, 0, 0x00ff00ff, 0x00000000 }, | |
4993 | { 0x6824, 0, 0x00ff00ff, 0x00000000 }, | |
4994 | { 0x6828, 0, 0x00ff00ff, 0x00000000 }, | |
4995 | { 0x682c, 0, 0x03ff03ff, 0x00000000 }, | |
4996 | { 0x6830, 0, 0x03ff03ff, 0x00000000 }, | |
4997 | { 0x6834, 0, 0x03ff03ff, 0x00000000 }, | |
4998 | { 0x6838, 0, 0x03ff03ff, 0x00000000 }, | |
4999 | { 0x683c, 0, 0x0000ffff, 0x00000000 }, | |
5000 | { 0x6840, 0, 0x00000ff0, 0x00000000 }, | |
5001 | { 0x6844, 0, 0x00ffff00, 0x00000000 }, | |
5002 | { 0x684c, 0, 0xffffffff, 0x00000000 }, | |
5003 | { 0x6850, 0, 0x7f7f7f7f, 0x00000000 }, | |
5004 | { 0x6854, 0, 0x7f7f7f7f, 0x00000000 }, | |
5005 | { 0x6858, 0, 0x7f7f7f7f, 0x00000000 }, | |
5006 | { 0x685c, 0, 0x7f7f7f7f, 0x00000000 }, | |
5007 | { 0x6908, 0, 0x00000000, 0x0001ff0f }, | |
5008 | { 0x690c, 0, 0x00000000, 0x0ffe00f0 }, | |
5009 | ||
5010 | { 0xffff, 0, 0x00000000, 0x00000000 }, | |
5011 | }; | |
5012 | ||
5013 | ret = 0; | |
5bae30c9 MC |
5014 | is_5709 = 0; |
5015 | if (CHIP_NUM(bp) == CHIP_NUM_5709) | |
5016 | is_5709 = 1; | |
5017 | ||
b6016b76 MC |
5018 | for (i = 0; reg_tbl[i].offset != 0xffff; i++) { |
5019 | u32 offset, rw_mask, ro_mask, save_val, val; | |
5bae30c9 MC |
5020 | u16 flags = reg_tbl[i].flags; |
5021 | ||
5022 | if (is_5709 && (flags & BNX2_FL_NOT_5709)) | |
5023 | continue; | |
b6016b76 MC |
5024 | |
5025 | offset = (u32) reg_tbl[i].offset; | |
5026 | rw_mask = reg_tbl[i].rw_mask; | |
5027 | ro_mask = reg_tbl[i].ro_mask; | |
5028 | ||
14ab9b86 | 5029 | save_val = readl(bp->regview + offset); |
b6016b76 | 5030 | |
14ab9b86 | 5031 | writel(0, bp->regview + offset); |
b6016b76 | 5032 | |
14ab9b86 | 5033 | val = readl(bp->regview + offset); |
b6016b76 MC |
5034 | if ((val & rw_mask) != 0) { |
5035 | goto reg_test_err; | |
5036 | } | |
5037 | ||
5038 | if ((val & ro_mask) != (save_val & ro_mask)) { | |
5039 | goto reg_test_err; | |
5040 | } | |
5041 | ||
14ab9b86 | 5042 | writel(0xffffffff, bp->regview + offset); |
b6016b76 | 5043 | |
14ab9b86 | 5044 | val = readl(bp->regview + offset); |
b6016b76 MC |
5045 | if ((val & rw_mask) != rw_mask) { |
5046 | goto reg_test_err; | |
5047 | } | |
5048 | ||
5049 | if ((val & ro_mask) != (save_val & ro_mask)) { | |
5050 | goto reg_test_err; | |
5051 | } | |
5052 | ||
14ab9b86 | 5053 | writel(save_val, bp->regview + offset); |
b6016b76 MC |
5054 | continue; |
5055 | ||
5056 | reg_test_err: | |
14ab9b86 | 5057 | writel(save_val, bp->regview + offset); |
b6016b76 MC |
5058 | ret = -ENODEV; |
5059 | break; | |
5060 | } | |
5061 | return ret; | |
5062 | } | |
5063 | ||
5064 | static int | |
5065 | bnx2_do_mem_test(struct bnx2 *bp, u32 start, u32 size) | |
5066 | { | |
f71e1309 | 5067 | static const u32 test_pattern[] = { 0x00000000, 0xffffffff, 0x55555555, |
b6016b76 MC |
5068 | 0xaaaaaaaa , 0xaa55aa55, 0x55aa55aa }; |
5069 | int i; | |
5070 | ||
5071 | for (i = 0; i < sizeof(test_pattern) / 4; i++) { | |
5072 | u32 offset; | |
5073 | ||
5074 | for (offset = 0; offset < size; offset += 4) { | |
5075 | ||
2726d6e1 | 5076 | bnx2_reg_wr_ind(bp, start + offset, test_pattern[i]); |
b6016b76 | 5077 | |
2726d6e1 | 5078 | if (bnx2_reg_rd_ind(bp, start + offset) != |
b6016b76 MC |
5079 | test_pattern[i]) { |
5080 | return -ENODEV; | |
5081 | } | |
5082 | } | |
5083 | } | |
5084 | return 0; | |
5085 | } | |
5086 | ||
5087 | static int | |
5088 | bnx2_test_memory(struct bnx2 *bp) | |
5089 | { | |
5090 | int ret = 0; | |
5091 | int i; | |
5bae30c9 | 5092 | static struct mem_entry { |
b6016b76 MC |
5093 | u32 offset; |
5094 | u32 len; | |
5bae30c9 | 5095 | } mem_tbl_5706[] = { |
b6016b76 | 5096 | { 0x60000, 0x4000 }, |
5b0c76ad | 5097 | { 0xa0000, 0x3000 }, |
b6016b76 MC |
5098 | { 0xe0000, 0x4000 }, |
5099 | { 0x120000, 0x4000 }, | |
5100 | { 0x1a0000, 0x4000 }, | |
5101 | { 0x160000, 0x4000 }, | |
5102 | { 0xffffffff, 0 }, | |
5bae30c9 MC |
5103 | }, |
5104 | mem_tbl_5709[] = { | |
5105 | { 0x60000, 0x4000 }, | |
5106 | { 0xa0000, 0x3000 }, | |
5107 | { 0xe0000, 0x4000 }, | |
5108 | { 0x120000, 0x4000 }, | |
5109 | { 0x1a0000, 0x4000 }, | |
5110 | { 0xffffffff, 0 }, | |
b6016b76 | 5111 | }; |
5bae30c9 MC |
5112 | struct mem_entry *mem_tbl; |
5113 | ||
5114 | if (CHIP_NUM(bp) == CHIP_NUM_5709) | |
5115 | mem_tbl = mem_tbl_5709; | |
5116 | else | |
5117 | mem_tbl = mem_tbl_5706; | |
b6016b76 MC |
5118 | |
5119 | for (i = 0; mem_tbl[i].offset != 0xffffffff; i++) { | |
5120 | if ((ret = bnx2_do_mem_test(bp, mem_tbl[i].offset, | |
5121 | mem_tbl[i].len)) != 0) { | |
5122 | return ret; | |
5123 | } | |
5124 | } | |
6aa20a22 | 5125 | |
b6016b76 MC |
5126 | return ret; |
5127 | } | |
5128 | ||
bc5a0690 MC |
5129 | #define BNX2_MAC_LOOPBACK 0 |
5130 | #define BNX2_PHY_LOOPBACK 1 | |
5131 | ||
b6016b76 | 5132 | static int |
bc5a0690 | 5133 | bnx2_run_loopback(struct bnx2 *bp, int loopback_mode) |
b6016b76 MC |
5134 | { |
5135 | unsigned int pkt_size, num_pkts, i; | |
5136 | struct sk_buff *skb, *rx_skb; | |
5137 | unsigned char *packet; | |
bc5a0690 | 5138 | u16 rx_start_idx, rx_idx; |
b6016b76 MC |
5139 | dma_addr_t map; |
5140 | struct tx_bd *txbd; | |
5141 | struct sw_bd *rx_buf; | |
5142 | struct l2_fhdr *rx_hdr; | |
5143 | int ret = -ENODEV; | |
c76c0475 | 5144 | struct bnx2_napi *bnapi = &bp->bnx2_napi[0], *tx_napi; |
35e9010b | 5145 | struct bnx2_tx_ring_info *txr = &bnapi->tx_ring; |
c76c0475 MC |
5146 | |
5147 | tx_napi = bnapi; | |
b6016b76 | 5148 | |
35e9010b | 5149 | txr = &tx_napi->tx_ring; |
bc5a0690 MC |
5150 | if (loopback_mode == BNX2_MAC_LOOPBACK) { |
5151 | bp->loopback = MAC_LOOPBACK; | |
5152 | bnx2_set_mac_loopback(bp); | |
5153 | } | |
5154 | else if (loopback_mode == BNX2_PHY_LOOPBACK) { | |
583c28e5 | 5155 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) |
489310a4 MC |
5156 | return 0; |
5157 | ||
80be4434 | 5158 | bp->loopback = PHY_LOOPBACK; |
bc5a0690 MC |
5159 | bnx2_set_phy_loopback(bp); |
5160 | } | |
5161 | else | |
5162 | return -EINVAL; | |
b6016b76 | 5163 | |
84eaa187 | 5164 | pkt_size = min(bp->dev->mtu + ETH_HLEN, bp->rx_jumbo_thresh - 4); |
932f3772 | 5165 | skb = netdev_alloc_skb(bp->dev, pkt_size); |
b6cbc3b6 JL |
5166 | if (!skb) |
5167 | return -ENOMEM; | |
b6016b76 | 5168 | packet = skb_put(skb, pkt_size); |
6634292b | 5169 | memcpy(packet, bp->dev->dev_addr, 6); |
b6016b76 MC |
5170 | memset(packet + 6, 0x0, 8); |
5171 | for (i = 14; i < pkt_size; i++) | |
5172 | packet[i] = (unsigned char) (i & 0xff); | |
5173 | ||
5174 | map = pci_map_single(bp->pdev, skb->data, pkt_size, | |
5175 | PCI_DMA_TODEVICE); | |
5176 | ||
bf5295bb MC |
5177 | REG_WR(bp, BNX2_HC_COMMAND, |
5178 | bp->hc_cmd | BNX2_HC_COMMAND_COAL_NOW_WO_INT); | |
5179 | ||
b6016b76 MC |
5180 | REG_RD(bp, BNX2_HC_COMMAND); |
5181 | ||
5182 | udelay(5); | |
35efa7c1 | 5183 | rx_start_idx = bnx2_get_hw_rx_cons(bnapi); |
b6016b76 | 5184 | |
b6016b76 MC |
5185 | num_pkts = 0; |
5186 | ||
35e9010b | 5187 | txbd = &txr->tx_desc_ring[TX_RING_IDX(txr->tx_prod)]; |
b6016b76 MC |
5188 | |
5189 | txbd->tx_bd_haddr_hi = (u64) map >> 32; | |
5190 | txbd->tx_bd_haddr_lo = (u64) map & 0xffffffff; | |
5191 | txbd->tx_bd_mss_nbytes = pkt_size; | |
5192 | txbd->tx_bd_vlan_tag_flags = TX_BD_FLAGS_START | TX_BD_FLAGS_END; | |
5193 | ||
5194 | num_pkts++; | |
35e9010b MC |
5195 | txr->tx_prod = NEXT_TX_BD(txr->tx_prod); |
5196 | txr->tx_prod_bseq += pkt_size; | |
b6016b76 | 5197 | |
35e9010b MC |
5198 | REG_WR16(bp, txr->tx_bidx_addr, txr->tx_prod); |
5199 | REG_WR(bp, txr->tx_bseq_addr, txr->tx_prod_bseq); | |
b6016b76 MC |
5200 | |
5201 | udelay(100); | |
5202 | ||
bf5295bb MC |
5203 | REG_WR(bp, BNX2_HC_COMMAND, |
5204 | bp->hc_cmd | BNX2_HC_COMMAND_COAL_NOW_WO_INT); | |
5205 | ||
b6016b76 MC |
5206 | REG_RD(bp, BNX2_HC_COMMAND); |
5207 | ||
5208 | udelay(5); | |
5209 | ||
5210 | pci_unmap_single(bp->pdev, map, pkt_size, PCI_DMA_TODEVICE); | |
745720e5 | 5211 | dev_kfree_skb(skb); |
b6016b76 | 5212 | |
35e9010b | 5213 | if (bnx2_get_hw_tx_cons(tx_napi) != txr->tx_prod) |
b6016b76 | 5214 | goto loopback_test_done; |
b6016b76 | 5215 | |
35efa7c1 | 5216 | rx_idx = bnx2_get_hw_rx_cons(bnapi); |
b6016b76 MC |
5217 | if (rx_idx != rx_start_idx + num_pkts) { |
5218 | goto loopback_test_done; | |
5219 | } | |
5220 | ||
5221 | rx_buf = &bp->rx_buf_ring[rx_start_idx]; | |
5222 | rx_skb = rx_buf->skb; | |
5223 | ||
5224 | rx_hdr = (struct l2_fhdr *) rx_skb->data; | |
d89cb6af | 5225 | skb_reserve(rx_skb, BNX2_RX_OFFSET); |
b6016b76 MC |
5226 | |
5227 | pci_dma_sync_single_for_cpu(bp->pdev, | |
5228 | pci_unmap_addr(rx_buf, mapping), | |
5229 | bp->rx_buf_size, PCI_DMA_FROMDEVICE); | |
5230 | ||
ade2bfe7 | 5231 | if (rx_hdr->l2_fhdr_status & |
b6016b76 MC |
5232 | (L2_FHDR_ERRORS_BAD_CRC | |
5233 | L2_FHDR_ERRORS_PHY_DECODE | | |
5234 | L2_FHDR_ERRORS_ALIGNMENT | | |
5235 | L2_FHDR_ERRORS_TOO_SHORT | | |
5236 | L2_FHDR_ERRORS_GIANT_FRAME)) { | |
5237 | ||
5238 | goto loopback_test_done; | |
5239 | } | |
5240 | ||
5241 | if ((rx_hdr->l2_fhdr_pkt_len - 4) != pkt_size) { | |
5242 | goto loopback_test_done; | |
5243 | } | |
5244 | ||
5245 | for (i = 14; i < pkt_size; i++) { | |
5246 | if (*(rx_skb->data + i) != (unsigned char) (i & 0xff)) { | |
5247 | goto loopback_test_done; | |
5248 | } | |
5249 | } | |
5250 | ||
5251 | ret = 0; | |
5252 | ||
5253 | loopback_test_done: | |
5254 | bp->loopback = 0; | |
5255 | return ret; | |
5256 | } | |
5257 | ||
bc5a0690 MC |
5258 | #define BNX2_MAC_LOOPBACK_FAILED 1 |
5259 | #define BNX2_PHY_LOOPBACK_FAILED 2 | |
5260 | #define BNX2_LOOPBACK_FAILED (BNX2_MAC_LOOPBACK_FAILED | \ | |
5261 | BNX2_PHY_LOOPBACK_FAILED) | |
5262 | ||
5263 | static int | |
5264 | bnx2_test_loopback(struct bnx2 *bp) | |
5265 | { | |
5266 | int rc = 0; | |
5267 | ||
5268 | if (!netif_running(bp->dev)) | |
5269 | return BNX2_LOOPBACK_FAILED; | |
5270 | ||
5271 | bnx2_reset_nic(bp, BNX2_DRV_MSG_CODE_RESET); | |
5272 | spin_lock_bh(&bp->phy_lock); | |
9a120bc5 | 5273 | bnx2_init_phy(bp, 1); |
bc5a0690 MC |
5274 | spin_unlock_bh(&bp->phy_lock); |
5275 | if (bnx2_run_loopback(bp, BNX2_MAC_LOOPBACK)) | |
5276 | rc |= BNX2_MAC_LOOPBACK_FAILED; | |
5277 | if (bnx2_run_loopback(bp, BNX2_PHY_LOOPBACK)) | |
5278 | rc |= BNX2_PHY_LOOPBACK_FAILED; | |
5279 | return rc; | |
5280 | } | |
5281 | ||
b6016b76 MC |
5282 | #define NVRAM_SIZE 0x200 |
5283 | #define CRC32_RESIDUAL 0xdebb20e3 | |
5284 | ||
5285 | static int | |
5286 | bnx2_test_nvram(struct bnx2 *bp) | |
5287 | { | |
b491edd5 | 5288 | __be32 buf[NVRAM_SIZE / 4]; |
b6016b76 MC |
5289 | u8 *data = (u8 *) buf; |
5290 | int rc = 0; | |
5291 | u32 magic, csum; | |
5292 | ||
5293 | if ((rc = bnx2_nvram_read(bp, 0, data, 4)) != 0) | |
5294 | goto test_nvram_done; | |
5295 | ||
5296 | magic = be32_to_cpu(buf[0]); | |
5297 | if (magic != 0x669955aa) { | |
5298 | rc = -ENODEV; | |
5299 | goto test_nvram_done; | |
5300 | } | |
5301 | ||
5302 | if ((rc = bnx2_nvram_read(bp, 0x100, data, NVRAM_SIZE)) != 0) | |
5303 | goto test_nvram_done; | |
5304 | ||
5305 | csum = ether_crc_le(0x100, data); | |
5306 | if (csum != CRC32_RESIDUAL) { | |
5307 | rc = -ENODEV; | |
5308 | goto test_nvram_done; | |
5309 | } | |
5310 | ||
5311 | csum = ether_crc_le(0x100, data + 0x100); | |
5312 | if (csum != CRC32_RESIDUAL) { | |
5313 | rc = -ENODEV; | |
5314 | } | |
5315 | ||
5316 | test_nvram_done: | |
5317 | return rc; | |
5318 | } | |
5319 | ||
5320 | static int | |
5321 | bnx2_test_link(struct bnx2 *bp) | |
5322 | { | |
5323 | u32 bmsr; | |
5324 | ||
583c28e5 | 5325 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) { |
489310a4 MC |
5326 | if (bp->link_up) |
5327 | return 0; | |
5328 | return -ENODEV; | |
5329 | } | |
c770a65c | 5330 | spin_lock_bh(&bp->phy_lock); |
27a005b8 MC |
5331 | bnx2_enable_bmsr1(bp); |
5332 | bnx2_read_phy(bp, bp->mii_bmsr1, &bmsr); | |
5333 | bnx2_read_phy(bp, bp->mii_bmsr1, &bmsr); | |
5334 | bnx2_disable_bmsr1(bp); | |
c770a65c | 5335 | spin_unlock_bh(&bp->phy_lock); |
6aa20a22 | 5336 | |
b6016b76 MC |
5337 | if (bmsr & BMSR_LSTATUS) { |
5338 | return 0; | |
5339 | } | |
5340 | return -ENODEV; | |
5341 | } | |
5342 | ||
5343 | static int | |
5344 | bnx2_test_intr(struct bnx2 *bp) | |
5345 | { | |
5346 | int i; | |
b6016b76 MC |
5347 | u16 status_idx; |
5348 | ||
5349 | if (!netif_running(bp->dev)) | |
5350 | return -ENODEV; | |
5351 | ||
5352 | status_idx = REG_RD(bp, BNX2_PCICFG_INT_ACK_CMD) & 0xffff; | |
5353 | ||
5354 | /* This register is not touched during run-time. */ | |
bf5295bb | 5355 | REG_WR(bp, BNX2_HC_COMMAND, bp->hc_cmd | BNX2_HC_COMMAND_COAL_NOW); |
b6016b76 MC |
5356 | REG_RD(bp, BNX2_HC_COMMAND); |
5357 | ||
5358 | for (i = 0; i < 10; i++) { | |
5359 | if ((REG_RD(bp, BNX2_PCICFG_INT_ACK_CMD) & 0xffff) != | |
5360 | status_idx) { | |
5361 | ||
5362 | break; | |
5363 | } | |
5364 | ||
5365 | msleep_interruptible(10); | |
5366 | } | |
5367 | if (i < 10) | |
5368 | return 0; | |
5369 | ||
5370 | return -ENODEV; | |
5371 | } | |
5372 | ||
38ea3686 | 5373 | /* Determining link for parallel detection. */ |
b2fadeae MC |
5374 | static int |
5375 | bnx2_5706_serdes_has_link(struct bnx2 *bp) | |
5376 | { | |
5377 | u32 mode_ctl, an_dbg, exp; | |
5378 | ||
38ea3686 MC |
5379 | if (bp->phy_flags & BNX2_PHY_FLAG_NO_PARALLEL) |
5380 | return 0; | |
5381 | ||
b2fadeae MC |
5382 | bnx2_write_phy(bp, MII_BNX2_MISC_SHADOW, MISC_SHDW_MODE_CTL); |
5383 | bnx2_read_phy(bp, MII_BNX2_MISC_SHADOW, &mode_ctl); | |
5384 | ||
5385 | if (!(mode_ctl & MISC_SHDW_MODE_CTL_SIG_DET)) | |
5386 | return 0; | |
5387 | ||
5388 | bnx2_write_phy(bp, MII_BNX2_MISC_SHADOW, MISC_SHDW_AN_DBG); | |
5389 | bnx2_read_phy(bp, MII_BNX2_MISC_SHADOW, &an_dbg); | |
5390 | bnx2_read_phy(bp, MII_BNX2_MISC_SHADOW, &an_dbg); | |
5391 | ||
f3014c0c | 5392 | if (an_dbg & (MISC_SHDW_AN_DBG_NOSYNC | MISC_SHDW_AN_DBG_RUDI_INVALID)) |
b2fadeae MC |
5393 | return 0; |
5394 | ||
5395 | bnx2_write_phy(bp, MII_BNX2_DSP_ADDRESS, MII_EXPAND_REG1); | |
5396 | bnx2_read_phy(bp, MII_BNX2_DSP_RW_PORT, &exp); | |
5397 | bnx2_read_phy(bp, MII_BNX2_DSP_RW_PORT, &exp); | |
5398 | ||
5399 | if (exp & MII_EXPAND_REG1_RUDI_C) /* receiving CONFIG */ | |
5400 | return 0; | |
5401 | ||
5402 | return 1; | |
5403 | } | |
5404 | ||
b6016b76 | 5405 | static void |
48b01e2d | 5406 | bnx2_5706_serdes_timer(struct bnx2 *bp) |
b6016b76 | 5407 | { |
b2fadeae MC |
5408 | int check_link = 1; |
5409 | ||
48b01e2d | 5410 | spin_lock(&bp->phy_lock); |
b2fadeae | 5411 | if (bp->serdes_an_pending) { |
48b01e2d | 5412 | bp->serdes_an_pending--; |
b2fadeae MC |
5413 | check_link = 0; |
5414 | } else if ((bp->link_up == 0) && (bp->autoneg & AUTONEG_SPEED)) { | |
48b01e2d | 5415 | u32 bmcr; |
b6016b76 | 5416 | |
48b01e2d | 5417 | bp->current_interval = bp->timer_interval; |
cd339a0e | 5418 | |
ca58c3af | 5419 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
b6016b76 | 5420 | |
48b01e2d | 5421 | if (bmcr & BMCR_ANENABLE) { |
b2fadeae | 5422 | if (bnx2_5706_serdes_has_link(bp)) { |
48b01e2d MC |
5423 | bmcr &= ~BMCR_ANENABLE; |
5424 | bmcr |= BMCR_SPEED1000 | BMCR_FULLDPLX; | |
ca58c3af | 5425 | bnx2_write_phy(bp, bp->mii_bmcr, bmcr); |
583c28e5 | 5426 | bp->phy_flags |= BNX2_PHY_FLAG_PARALLEL_DETECT; |
48b01e2d | 5427 | } |
b6016b76 | 5428 | } |
48b01e2d MC |
5429 | } |
5430 | else if ((bp->link_up) && (bp->autoneg & AUTONEG_SPEED) && | |
583c28e5 | 5431 | (bp->phy_flags & BNX2_PHY_FLAG_PARALLEL_DETECT)) { |
48b01e2d | 5432 | u32 phy2; |
b6016b76 | 5433 | |
48b01e2d MC |
5434 | bnx2_write_phy(bp, 0x17, 0x0f01); |
5435 | bnx2_read_phy(bp, 0x15, &phy2); | |
5436 | if (phy2 & 0x20) { | |
5437 | u32 bmcr; | |
cd339a0e | 5438 | |
ca58c3af | 5439 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
48b01e2d | 5440 | bmcr |= BMCR_ANENABLE; |
ca58c3af | 5441 | bnx2_write_phy(bp, bp->mii_bmcr, bmcr); |
b6016b76 | 5442 | |
583c28e5 | 5443 | bp->phy_flags &= ~BNX2_PHY_FLAG_PARALLEL_DETECT; |
48b01e2d MC |
5444 | } |
5445 | } else | |
5446 | bp->current_interval = bp->timer_interval; | |
b6016b76 | 5447 | |
a2724e25 | 5448 | if (check_link) { |
b2fadeae MC |
5449 | u32 val; |
5450 | ||
5451 | bnx2_write_phy(bp, MII_BNX2_MISC_SHADOW, MISC_SHDW_AN_DBG); | |
5452 | bnx2_read_phy(bp, MII_BNX2_MISC_SHADOW, &val); | |
5453 | bnx2_read_phy(bp, MII_BNX2_MISC_SHADOW, &val); | |
5454 | ||
a2724e25 MC |
5455 | if (bp->link_up && (val & MISC_SHDW_AN_DBG_NOSYNC)) { |
5456 | if (!(bp->phy_flags & BNX2_PHY_FLAG_FORCED_DOWN)) { | |
5457 | bnx2_5706s_force_link_dn(bp, 1); | |
5458 | bp->phy_flags |= BNX2_PHY_FLAG_FORCED_DOWN; | |
5459 | } else | |
5460 | bnx2_set_link(bp); | |
5461 | } else if (!bp->link_up && !(val & MISC_SHDW_AN_DBG_NOSYNC)) | |
5462 | bnx2_set_link(bp); | |
b2fadeae | 5463 | } |
48b01e2d MC |
5464 | spin_unlock(&bp->phy_lock); |
5465 | } | |
b6016b76 | 5466 | |
f8dd064e MC |
5467 | static void |
5468 | bnx2_5708_serdes_timer(struct bnx2 *bp) | |
5469 | { | |
583c28e5 | 5470 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) |
0d8a6571 MC |
5471 | return; |
5472 | ||
583c28e5 | 5473 | if ((bp->phy_flags & BNX2_PHY_FLAG_2_5G_CAPABLE) == 0) { |
f8dd064e MC |
5474 | bp->serdes_an_pending = 0; |
5475 | return; | |
5476 | } | |
b6016b76 | 5477 | |
f8dd064e MC |
5478 | spin_lock(&bp->phy_lock); |
5479 | if (bp->serdes_an_pending) | |
5480 | bp->serdes_an_pending--; | |
5481 | else if ((bp->link_up == 0) && (bp->autoneg & AUTONEG_SPEED)) { | |
5482 | u32 bmcr; | |
b6016b76 | 5483 | |
ca58c3af | 5484 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
f8dd064e | 5485 | if (bmcr & BMCR_ANENABLE) { |
605a9e20 | 5486 | bnx2_enable_forced_2g5(bp); |
f8dd064e MC |
5487 | bp->current_interval = SERDES_FORCED_TIMEOUT; |
5488 | } else { | |
605a9e20 | 5489 | bnx2_disable_forced_2g5(bp); |
f8dd064e MC |
5490 | bp->serdes_an_pending = 2; |
5491 | bp->current_interval = bp->timer_interval; | |
b6016b76 | 5492 | } |
b6016b76 | 5493 | |
f8dd064e MC |
5494 | } else |
5495 | bp->current_interval = bp->timer_interval; | |
b6016b76 | 5496 | |
f8dd064e MC |
5497 | spin_unlock(&bp->phy_lock); |
5498 | } | |
5499 | ||
48b01e2d MC |
5500 | static void |
5501 | bnx2_timer(unsigned long data) | |
5502 | { | |
5503 | struct bnx2 *bp = (struct bnx2 *) data; | |
b6016b76 | 5504 | |
48b01e2d MC |
5505 | if (!netif_running(bp->dev)) |
5506 | return; | |
b6016b76 | 5507 | |
48b01e2d MC |
5508 | if (atomic_read(&bp->intr_sem) != 0) |
5509 | goto bnx2_restart_timer; | |
b6016b76 | 5510 | |
df149d70 | 5511 | bnx2_send_heart_beat(bp); |
b6016b76 | 5512 | |
2726d6e1 MC |
5513 | bp->stats_blk->stat_FwRxDrop = |
5514 | bnx2_reg_rd_ind(bp, BNX2_FW_RX_DROP_COUNT); | |
b6016b76 | 5515 | |
02537b06 MC |
5516 | /* workaround occasional corrupted counters */ |
5517 | if (CHIP_NUM(bp) == CHIP_NUM_5708 && bp->stats_ticks) | |
5518 | REG_WR(bp, BNX2_HC_COMMAND, bp->hc_cmd | | |
5519 | BNX2_HC_COMMAND_STATS_NOW); | |
5520 | ||
583c28e5 | 5521 | if (bp->phy_flags & BNX2_PHY_FLAG_SERDES) { |
f8dd064e MC |
5522 | if (CHIP_NUM(bp) == CHIP_NUM_5706) |
5523 | bnx2_5706_serdes_timer(bp); | |
27a005b8 | 5524 | else |
f8dd064e | 5525 | bnx2_5708_serdes_timer(bp); |
b6016b76 MC |
5526 | } |
5527 | ||
5528 | bnx2_restart_timer: | |
cd339a0e | 5529 | mod_timer(&bp->timer, jiffies + bp->current_interval); |
b6016b76 MC |
5530 | } |
5531 | ||
8e6a72c4 MC |
5532 | static int |
5533 | bnx2_request_irq(struct bnx2 *bp) | |
5534 | { | |
5535 | struct net_device *dev = bp->dev; | |
6d866ffc | 5536 | unsigned long flags; |
b4b36042 MC |
5537 | struct bnx2_irq *irq; |
5538 | int rc = 0, i; | |
8e6a72c4 | 5539 | |
f86e82fb | 5540 | if (bp->flags & BNX2_FLAG_USING_MSI_OR_MSIX) |
6d866ffc MC |
5541 | flags = 0; |
5542 | else | |
5543 | flags = IRQF_SHARED; | |
b4b36042 MC |
5544 | |
5545 | for (i = 0; i < bp->irq_nvecs; i++) { | |
5546 | irq = &bp->irq_tbl[i]; | |
c76c0475 | 5547 | rc = request_irq(irq->vector, irq->handler, flags, irq->name, |
b4b36042 MC |
5548 | dev); |
5549 | if (rc) | |
5550 | break; | |
5551 | irq->requested = 1; | |
5552 | } | |
8e6a72c4 MC |
5553 | return rc; |
5554 | } | |
5555 | ||
5556 | static void | |
5557 | bnx2_free_irq(struct bnx2 *bp) | |
5558 | { | |
5559 | struct net_device *dev = bp->dev; | |
b4b36042 MC |
5560 | struct bnx2_irq *irq; |
5561 | int i; | |
8e6a72c4 | 5562 | |
b4b36042 MC |
5563 | for (i = 0; i < bp->irq_nvecs; i++) { |
5564 | irq = &bp->irq_tbl[i]; | |
5565 | if (irq->requested) | |
5566 | free_irq(irq->vector, dev); | |
5567 | irq->requested = 0; | |
6d866ffc | 5568 | } |
f86e82fb | 5569 | if (bp->flags & BNX2_FLAG_USING_MSI) |
b4b36042 | 5570 | pci_disable_msi(bp->pdev); |
f86e82fb | 5571 | else if (bp->flags & BNX2_FLAG_USING_MSIX) |
b4b36042 MC |
5572 | pci_disable_msix(bp->pdev); |
5573 | ||
f86e82fb | 5574 | bp->flags &= ~(BNX2_FLAG_USING_MSI_OR_MSIX | BNX2_FLAG_ONE_SHOT_MSI); |
b4b36042 MC |
5575 | } |
5576 | ||
5577 | static void | |
5578 | bnx2_enable_msix(struct bnx2 *bp) | |
5579 | { | |
57851d84 MC |
5580 | int i, rc; |
5581 | struct msix_entry msix_ent[BNX2_MAX_MSIX_VEC]; | |
5582 | ||
b4b36042 MC |
5583 | bnx2_setup_msix_tbl(bp); |
5584 | REG_WR(bp, BNX2_PCI_MSIX_CONTROL, BNX2_MAX_MSIX_HW_VEC - 1); | |
5585 | REG_WR(bp, BNX2_PCI_MSIX_TBL_OFF_BIR, BNX2_PCI_GRC_WINDOW2_BASE); | |
5586 | REG_WR(bp, BNX2_PCI_MSIX_PBA_OFF_BIT, BNX2_PCI_GRC_WINDOW3_BASE); | |
57851d84 MC |
5587 | |
5588 | for (i = 0; i < BNX2_MAX_MSIX_VEC; i++) { | |
5589 | msix_ent[i].entry = i; | |
5590 | msix_ent[i].vector = 0; | |
35e9010b MC |
5591 | |
5592 | strcpy(bp->irq_tbl[i].name, bp->dev->name); | |
5593 | if (i == 0) | |
5594 | bp->irq_tbl[i].handler = bnx2_msi_1shot; | |
5595 | else | |
5596 | bp->irq_tbl[i].handler = bnx2_tx_msix; | |
57851d84 MC |
5597 | } |
5598 | ||
5599 | rc = pci_enable_msix(bp->pdev, msix_ent, BNX2_MAX_MSIX_VEC); | |
5600 | if (rc != 0) | |
5601 | return; | |
5602 | ||
57851d84 | 5603 | bp->irq_nvecs = BNX2_MAX_MSIX_VEC; |
f86e82fb | 5604 | bp->flags |= BNX2_FLAG_USING_MSIX | BNX2_FLAG_ONE_SHOT_MSI; |
57851d84 MC |
5605 | for (i = 0; i < BNX2_MAX_MSIX_VEC; i++) |
5606 | bp->irq_tbl[i].vector = msix_ent[i].vector; | |
6d866ffc MC |
5607 | } |
5608 | ||
5609 | static void | |
5610 | bnx2_setup_int_mode(struct bnx2 *bp, int dis_msi) | |
5611 | { | |
5612 | bp->irq_tbl[0].handler = bnx2_interrupt; | |
5613 | strcpy(bp->irq_tbl[0].name, bp->dev->name); | |
b4b36042 MC |
5614 | bp->irq_nvecs = 1; |
5615 | bp->irq_tbl[0].vector = bp->pdev->irq; | |
5616 | ||
f86e82fb | 5617 | if ((bp->flags & BNX2_FLAG_MSIX_CAP) && !dis_msi) |
b4b36042 | 5618 | bnx2_enable_msix(bp); |
6d866ffc | 5619 | |
f86e82fb DM |
5620 | if ((bp->flags & BNX2_FLAG_MSI_CAP) && !dis_msi && |
5621 | !(bp->flags & BNX2_FLAG_USING_MSIX)) { | |
6d866ffc | 5622 | if (pci_enable_msi(bp->pdev) == 0) { |
f86e82fb | 5623 | bp->flags |= BNX2_FLAG_USING_MSI; |
6d866ffc | 5624 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
f86e82fb | 5625 | bp->flags |= BNX2_FLAG_ONE_SHOT_MSI; |
6d866ffc MC |
5626 | bp->irq_tbl[0].handler = bnx2_msi_1shot; |
5627 | } else | |
5628 | bp->irq_tbl[0].handler = bnx2_msi; | |
b4b36042 MC |
5629 | |
5630 | bp->irq_tbl[0].vector = bp->pdev->irq; | |
6d866ffc MC |
5631 | } |
5632 | } | |
35e9010b | 5633 | bp->num_tx_rings = 1; |
8e6a72c4 MC |
5634 | } |
5635 | ||
b6016b76 MC |
5636 | /* Called with rtnl_lock */ |
5637 | static int | |
5638 | bnx2_open(struct net_device *dev) | |
5639 | { | |
972ec0d4 | 5640 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5641 | int rc; |
5642 | ||
1b2f922f MC |
5643 | netif_carrier_off(dev); |
5644 | ||
829ca9a3 | 5645 | bnx2_set_power_state(bp, PCI_D0); |
b6016b76 MC |
5646 | bnx2_disable_int(bp); |
5647 | ||
35e9010b MC |
5648 | bnx2_setup_int_mode(bp, disable_msi); |
5649 | bnx2_napi_enable(bp); | |
b6016b76 | 5650 | rc = bnx2_alloc_mem(bp); |
35e9010b MC |
5651 | if (rc) { |
5652 | bnx2_napi_disable(bp); | |
5653 | bnx2_free_mem(bp); | |
b6016b76 | 5654 | return rc; |
35e9010b | 5655 | } |
b6016b76 | 5656 | |
8e6a72c4 MC |
5657 | rc = bnx2_request_irq(bp); |
5658 | ||
b6016b76 | 5659 | if (rc) { |
35efa7c1 | 5660 | bnx2_napi_disable(bp); |
b6016b76 MC |
5661 | bnx2_free_mem(bp); |
5662 | return rc; | |
5663 | } | |
5664 | ||
9a120bc5 | 5665 | rc = bnx2_init_nic(bp, 1); |
b6016b76 MC |
5666 | |
5667 | if (rc) { | |
35efa7c1 | 5668 | bnx2_napi_disable(bp); |
8e6a72c4 | 5669 | bnx2_free_irq(bp); |
b6016b76 MC |
5670 | bnx2_free_skbs(bp); |
5671 | bnx2_free_mem(bp); | |
5672 | return rc; | |
5673 | } | |
6aa20a22 | 5674 | |
cd339a0e | 5675 | mod_timer(&bp->timer, jiffies + bp->current_interval); |
b6016b76 MC |
5676 | |
5677 | atomic_set(&bp->intr_sem, 0); | |
5678 | ||
5679 | bnx2_enable_int(bp); | |
5680 | ||
f86e82fb | 5681 | if (bp->flags & BNX2_FLAG_USING_MSI) { |
b6016b76 MC |
5682 | /* Test MSI to make sure it is working |
5683 | * If MSI test fails, go back to INTx mode | |
5684 | */ | |
5685 | if (bnx2_test_intr(bp) != 0) { | |
5686 | printk(KERN_WARNING PFX "%s: No interrupt was generated" | |
5687 | " using MSI, switching to INTx mode. Please" | |
5688 | " report this failure to the PCI maintainer" | |
5689 | " and include system chipset information.\n", | |
5690 | bp->dev->name); | |
5691 | ||
5692 | bnx2_disable_int(bp); | |
8e6a72c4 | 5693 | bnx2_free_irq(bp); |
b6016b76 | 5694 | |
6d866ffc MC |
5695 | bnx2_setup_int_mode(bp, 1); |
5696 | ||
9a120bc5 | 5697 | rc = bnx2_init_nic(bp, 0); |
b6016b76 | 5698 | |
8e6a72c4 MC |
5699 | if (!rc) |
5700 | rc = bnx2_request_irq(bp); | |
5701 | ||
b6016b76 | 5702 | if (rc) { |
35efa7c1 | 5703 | bnx2_napi_disable(bp); |
b6016b76 MC |
5704 | bnx2_free_skbs(bp); |
5705 | bnx2_free_mem(bp); | |
5706 | del_timer_sync(&bp->timer); | |
5707 | return rc; | |
5708 | } | |
5709 | bnx2_enable_int(bp); | |
5710 | } | |
5711 | } | |
f86e82fb | 5712 | if (bp->flags & BNX2_FLAG_USING_MSI) |
b6016b76 | 5713 | printk(KERN_INFO PFX "%s: using MSI\n", dev->name); |
f86e82fb | 5714 | else if (bp->flags & BNX2_FLAG_USING_MSIX) |
57851d84 | 5715 | printk(KERN_INFO PFX "%s: using MSIX\n", dev->name); |
b6016b76 MC |
5716 | |
5717 | netif_start_queue(dev); | |
5718 | ||
5719 | return 0; | |
5720 | } | |
5721 | ||
5722 | static void | |
c4028958 | 5723 | bnx2_reset_task(struct work_struct *work) |
b6016b76 | 5724 | { |
c4028958 | 5725 | struct bnx2 *bp = container_of(work, struct bnx2, reset_task); |
b6016b76 | 5726 | |
afdc08b9 MC |
5727 | if (!netif_running(bp->dev)) |
5728 | return; | |
5729 | ||
b6016b76 MC |
5730 | bnx2_netif_stop(bp); |
5731 | ||
9a120bc5 | 5732 | bnx2_init_nic(bp, 1); |
b6016b76 MC |
5733 | |
5734 | atomic_set(&bp->intr_sem, 1); | |
5735 | bnx2_netif_start(bp); | |
5736 | } | |
5737 | ||
5738 | static void | |
5739 | bnx2_tx_timeout(struct net_device *dev) | |
5740 | { | |
972ec0d4 | 5741 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5742 | |
5743 | /* This allows the netif to be shutdown gracefully before resetting */ | |
5744 | schedule_work(&bp->reset_task); | |
5745 | } | |
5746 | ||
5747 | #ifdef BCM_VLAN | |
5748 | /* Called with rtnl_lock */ | |
5749 | static void | |
5750 | bnx2_vlan_rx_register(struct net_device *dev, struct vlan_group *vlgrp) | |
5751 | { | |
972ec0d4 | 5752 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5753 | |
5754 | bnx2_netif_stop(bp); | |
5755 | ||
5756 | bp->vlgrp = vlgrp; | |
5757 | bnx2_set_rx_mode(dev); | |
5758 | ||
5759 | bnx2_netif_start(bp); | |
5760 | } | |
b6016b76 MC |
5761 | #endif |
5762 | ||
932ff279 | 5763 | /* Called with netif_tx_lock. |
2f8af120 MC |
5764 | * bnx2_tx_int() runs without netif_tx_lock unless it needs to call |
5765 | * netif_wake_queue(). | |
b6016b76 MC |
5766 | */ |
5767 | static int | |
5768 | bnx2_start_xmit(struct sk_buff *skb, struct net_device *dev) | |
5769 | { | |
972ec0d4 | 5770 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5771 | dma_addr_t mapping; |
5772 | struct tx_bd *txbd; | |
5773 | struct sw_bd *tx_buf; | |
5774 | u32 len, vlan_tag_flags, last_frag, mss; | |
5775 | u16 prod, ring_prod; | |
5776 | int i; | |
35e9010b MC |
5777 | struct bnx2_napi *bnapi = &bp->bnx2_napi[0]; |
5778 | struct bnx2_tx_ring_info *txr = &bnapi->tx_ring; | |
b6016b76 | 5779 | |
35e9010b | 5780 | if (unlikely(bnx2_tx_avail(bp, txr) < |
a550c99b | 5781 | (skb_shinfo(skb)->nr_frags + 1))) { |
b6016b76 MC |
5782 | netif_stop_queue(dev); |
5783 | printk(KERN_ERR PFX "%s: BUG! Tx ring full when queue awake!\n", | |
5784 | dev->name); | |
5785 | ||
5786 | return NETDEV_TX_BUSY; | |
5787 | } | |
5788 | len = skb_headlen(skb); | |
35e9010b | 5789 | prod = txr->tx_prod; |
b6016b76 MC |
5790 | ring_prod = TX_RING_IDX(prod); |
5791 | ||
5792 | vlan_tag_flags = 0; | |
84fa7933 | 5793 | if (skb->ip_summed == CHECKSUM_PARTIAL) { |
b6016b76 MC |
5794 | vlan_tag_flags |= TX_BD_FLAGS_TCP_UDP_CKSUM; |
5795 | } | |
5796 | ||
79ea13ce | 5797 | if (bp->vlgrp && vlan_tx_tag_present(skb)) { |
b6016b76 MC |
5798 | vlan_tag_flags |= |
5799 | (TX_BD_FLAGS_VLAN_TAG | (vlan_tx_tag_get(skb) << 16)); | |
5800 | } | |
fde82055 | 5801 | if ((mss = skb_shinfo(skb)->gso_size)) { |
b6016b76 | 5802 | u32 tcp_opt_len, ip_tcp_len; |
eddc9ec5 | 5803 | struct iphdr *iph; |
b6016b76 | 5804 | |
b6016b76 MC |
5805 | vlan_tag_flags |= TX_BD_FLAGS_SW_LSO; |
5806 | ||
4666f87a MC |
5807 | tcp_opt_len = tcp_optlen(skb); |
5808 | ||
5809 | if (skb_shinfo(skb)->gso_type & SKB_GSO_TCPV6) { | |
5810 | u32 tcp_off = skb_transport_offset(skb) - | |
5811 | sizeof(struct ipv6hdr) - ETH_HLEN; | |
ab6a5bb6 | 5812 | |
4666f87a MC |
5813 | vlan_tag_flags |= ((tcp_opt_len >> 2) << 8) | |
5814 | TX_BD_FLAGS_SW_FLAGS; | |
5815 | if (likely(tcp_off == 0)) | |
5816 | vlan_tag_flags &= ~TX_BD_FLAGS_TCP6_OFF0_MSK; | |
5817 | else { | |
5818 | tcp_off >>= 3; | |
5819 | vlan_tag_flags |= ((tcp_off & 0x3) << | |
5820 | TX_BD_FLAGS_TCP6_OFF0_SHL) | | |
5821 | ((tcp_off & 0x10) << | |
5822 | TX_BD_FLAGS_TCP6_OFF4_SHL); | |
5823 | mss |= (tcp_off & 0xc) << TX_BD_TCP6_OFF2_SHL; | |
5824 | } | |
5825 | } else { | |
5826 | if (skb_header_cloned(skb) && | |
5827 | pskb_expand_head(skb, 0, 0, GFP_ATOMIC)) { | |
5828 | dev_kfree_skb(skb); | |
5829 | return NETDEV_TX_OK; | |
5830 | } | |
b6016b76 | 5831 | |
4666f87a MC |
5832 | ip_tcp_len = ip_hdrlen(skb) + sizeof(struct tcphdr); |
5833 | ||
5834 | iph = ip_hdr(skb); | |
5835 | iph->check = 0; | |
5836 | iph->tot_len = htons(mss + ip_tcp_len + tcp_opt_len); | |
5837 | tcp_hdr(skb)->check = ~csum_tcpudp_magic(iph->saddr, | |
5838 | iph->daddr, 0, | |
5839 | IPPROTO_TCP, | |
5840 | 0); | |
5841 | if (tcp_opt_len || (iph->ihl > 5)) { | |
5842 | vlan_tag_flags |= ((iph->ihl - 5) + | |
5843 | (tcp_opt_len >> 2)) << 8; | |
5844 | } | |
b6016b76 | 5845 | } |
4666f87a | 5846 | } else |
b6016b76 | 5847 | mss = 0; |
b6016b76 MC |
5848 | |
5849 | mapping = pci_map_single(bp->pdev, skb->data, len, PCI_DMA_TODEVICE); | |
6aa20a22 | 5850 | |
35e9010b | 5851 | tx_buf = &txr->tx_buf_ring[ring_prod]; |
b6016b76 MC |
5852 | tx_buf->skb = skb; |
5853 | pci_unmap_addr_set(tx_buf, mapping, mapping); | |
5854 | ||
35e9010b | 5855 | txbd = &txr->tx_desc_ring[ring_prod]; |
b6016b76 MC |
5856 | |
5857 | txbd->tx_bd_haddr_hi = (u64) mapping >> 32; | |
5858 | txbd->tx_bd_haddr_lo = (u64) mapping & 0xffffffff; | |
5859 | txbd->tx_bd_mss_nbytes = len | (mss << 16); | |
5860 | txbd->tx_bd_vlan_tag_flags = vlan_tag_flags | TX_BD_FLAGS_START; | |
5861 | ||
5862 | last_frag = skb_shinfo(skb)->nr_frags; | |
5863 | ||
5864 | for (i = 0; i < last_frag; i++) { | |
5865 | skb_frag_t *frag = &skb_shinfo(skb)->frags[i]; | |
5866 | ||
5867 | prod = NEXT_TX_BD(prod); | |
5868 | ring_prod = TX_RING_IDX(prod); | |
35e9010b | 5869 | txbd = &txr->tx_desc_ring[ring_prod]; |
b6016b76 MC |
5870 | |
5871 | len = frag->size; | |
5872 | mapping = pci_map_page(bp->pdev, frag->page, frag->page_offset, | |
5873 | len, PCI_DMA_TODEVICE); | |
35e9010b | 5874 | pci_unmap_addr_set(&txr->tx_buf_ring[ring_prod], |
b6016b76 MC |
5875 | mapping, mapping); |
5876 | ||
5877 | txbd->tx_bd_haddr_hi = (u64) mapping >> 32; | |
5878 | txbd->tx_bd_haddr_lo = (u64) mapping & 0xffffffff; | |
5879 | txbd->tx_bd_mss_nbytes = len | (mss << 16); | |
5880 | txbd->tx_bd_vlan_tag_flags = vlan_tag_flags; | |
5881 | ||
5882 | } | |
5883 | txbd->tx_bd_vlan_tag_flags |= TX_BD_FLAGS_END; | |
5884 | ||
5885 | prod = NEXT_TX_BD(prod); | |
35e9010b | 5886 | txr->tx_prod_bseq += skb->len; |
b6016b76 | 5887 | |
35e9010b MC |
5888 | REG_WR16(bp, txr->tx_bidx_addr, prod); |
5889 | REG_WR(bp, txr->tx_bseq_addr, txr->tx_prod_bseq); | |
b6016b76 MC |
5890 | |
5891 | mmiowb(); | |
5892 | ||
35e9010b | 5893 | txr->tx_prod = prod; |
b6016b76 MC |
5894 | dev->trans_start = jiffies; |
5895 | ||
35e9010b | 5896 | if (unlikely(bnx2_tx_avail(bp, txr) <= MAX_SKB_FRAGS)) { |
e89bbf10 | 5897 | netif_stop_queue(dev); |
35e9010b | 5898 | if (bnx2_tx_avail(bp, txr) > bp->tx_wake_thresh) |
e89bbf10 | 5899 | netif_wake_queue(dev); |
b6016b76 MC |
5900 | } |
5901 | ||
5902 | return NETDEV_TX_OK; | |
5903 | } | |
5904 | ||
5905 | /* Called with rtnl_lock */ | |
5906 | static int | |
5907 | bnx2_close(struct net_device *dev) | |
5908 | { | |
972ec0d4 | 5909 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5910 | u32 reset_code; |
5911 | ||
4bb073c0 | 5912 | cancel_work_sync(&bp->reset_task); |
afdc08b9 | 5913 | |
bea3348e | 5914 | bnx2_disable_int_sync(bp); |
35efa7c1 | 5915 | bnx2_napi_disable(bp); |
b6016b76 | 5916 | del_timer_sync(&bp->timer); |
f86e82fb | 5917 | if (bp->flags & BNX2_FLAG_NO_WOL) |
6c4f095e | 5918 | reset_code = BNX2_DRV_MSG_CODE_UNLOAD_LNK_DN; |
dda1e390 | 5919 | else if (bp->wol) |
b6016b76 MC |
5920 | reset_code = BNX2_DRV_MSG_CODE_SUSPEND_WOL; |
5921 | else | |
5922 | reset_code = BNX2_DRV_MSG_CODE_SUSPEND_NO_WOL; | |
5923 | bnx2_reset_chip(bp, reset_code); | |
8e6a72c4 | 5924 | bnx2_free_irq(bp); |
b6016b76 MC |
5925 | bnx2_free_skbs(bp); |
5926 | bnx2_free_mem(bp); | |
5927 | bp->link_up = 0; | |
5928 | netif_carrier_off(bp->dev); | |
829ca9a3 | 5929 | bnx2_set_power_state(bp, PCI_D3hot); |
b6016b76 MC |
5930 | return 0; |
5931 | } | |
5932 | ||
5933 | #define GET_NET_STATS64(ctr) \ | |
5934 | (unsigned long) ((unsigned long) (ctr##_hi) << 32) + \ | |
5935 | (unsigned long) (ctr##_lo) | |
5936 | ||
5937 | #define GET_NET_STATS32(ctr) \ | |
5938 | (ctr##_lo) | |
5939 | ||
5940 | #if (BITS_PER_LONG == 64) | |
5941 | #define GET_NET_STATS GET_NET_STATS64 | |
5942 | #else | |
5943 | #define GET_NET_STATS GET_NET_STATS32 | |
5944 | #endif | |
5945 | ||
5946 | static struct net_device_stats * | |
5947 | bnx2_get_stats(struct net_device *dev) | |
5948 | { | |
972ec0d4 | 5949 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5950 | struct statistics_block *stats_blk = bp->stats_blk; |
5951 | struct net_device_stats *net_stats = &bp->net_stats; | |
5952 | ||
5953 | if (bp->stats_blk == NULL) { | |
5954 | return net_stats; | |
5955 | } | |
5956 | net_stats->rx_packets = | |
5957 | GET_NET_STATS(stats_blk->stat_IfHCInUcastPkts) + | |
5958 | GET_NET_STATS(stats_blk->stat_IfHCInMulticastPkts) + | |
5959 | GET_NET_STATS(stats_blk->stat_IfHCInBroadcastPkts); | |
5960 | ||
5961 | net_stats->tx_packets = | |
5962 | GET_NET_STATS(stats_blk->stat_IfHCOutUcastPkts) + | |
5963 | GET_NET_STATS(stats_blk->stat_IfHCOutMulticastPkts) + | |
5964 | GET_NET_STATS(stats_blk->stat_IfHCOutBroadcastPkts); | |
5965 | ||
5966 | net_stats->rx_bytes = | |
5967 | GET_NET_STATS(stats_blk->stat_IfHCInOctets); | |
5968 | ||
5969 | net_stats->tx_bytes = | |
5970 | GET_NET_STATS(stats_blk->stat_IfHCOutOctets); | |
5971 | ||
6aa20a22 | 5972 | net_stats->multicast = |
b6016b76 MC |
5973 | GET_NET_STATS(stats_blk->stat_IfHCOutMulticastPkts); |
5974 | ||
6aa20a22 | 5975 | net_stats->collisions = |
b6016b76 MC |
5976 | (unsigned long) stats_blk->stat_EtherStatsCollisions; |
5977 | ||
6aa20a22 | 5978 | net_stats->rx_length_errors = |
b6016b76 MC |
5979 | (unsigned long) (stats_blk->stat_EtherStatsUndersizePkts + |
5980 | stats_blk->stat_EtherStatsOverrsizePkts); | |
5981 | ||
6aa20a22 | 5982 | net_stats->rx_over_errors = |
b6016b76 MC |
5983 | (unsigned long) stats_blk->stat_IfInMBUFDiscards; |
5984 | ||
6aa20a22 | 5985 | net_stats->rx_frame_errors = |
b6016b76 MC |
5986 | (unsigned long) stats_blk->stat_Dot3StatsAlignmentErrors; |
5987 | ||
6aa20a22 | 5988 | net_stats->rx_crc_errors = |
b6016b76 MC |
5989 | (unsigned long) stats_blk->stat_Dot3StatsFCSErrors; |
5990 | ||
5991 | net_stats->rx_errors = net_stats->rx_length_errors + | |
5992 | net_stats->rx_over_errors + net_stats->rx_frame_errors + | |
5993 | net_stats->rx_crc_errors; | |
5994 | ||
5995 | net_stats->tx_aborted_errors = | |
5996 | (unsigned long) (stats_blk->stat_Dot3StatsExcessiveCollisions + | |
5997 | stats_blk->stat_Dot3StatsLateCollisions); | |
5998 | ||
5b0c76ad MC |
5999 | if ((CHIP_NUM(bp) == CHIP_NUM_5706) || |
6000 | (CHIP_ID(bp) == CHIP_ID_5708_A0)) | |
b6016b76 MC |
6001 | net_stats->tx_carrier_errors = 0; |
6002 | else { | |
6003 | net_stats->tx_carrier_errors = | |
6004 | (unsigned long) | |
6005 | stats_blk->stat_Dot3StatsCarrierSenseErrors; | |
6006 | } | |
6007 | ||
6008 | net_stats->tx_errors = | |
6aa20a22 | 6009 | (unsigned long) |
b6016b76 MC |
6010 | stats_blk->stat_emac_tx_stat_dot3statsinternalmactransmiterrors |
6011 | + | |
6012 | net_stats->tx_aborted_errors + | |
6013 | net_stats->tx_carrier_errors; | |
6014 | ||
cea94db9 MC |
6015 | net_stats->rx_missed_errors = |
6016 | (unsigned long) (stats_blk->stat_IfInMBUFDiscards + | |
6017 | stats_blk->stat_FwRxDrop); | |
6018 | ||
b6016b76 MC |
6019 | return net_stats; |
6020 | } | |
6021 | ||
6022 | /* All ethtool functions called with rtnl_lock */ | |
6023 | ||
6024 | static int | |
6025 | bnx2_get_settings(struct net_device *dev, struct ethtool_cmd *cmd) | |
6026 | { | |
972ec0d4 | 6027 | struct bnx2 *bp = netdev_priv(dev); |
7b6b8347 | 6028 | int support_serdes = 0, support_copper = 0; |
b6016b76 MC |
6029 | |
6030 | cmd->supported = SUPPORTED_Autoneg; | |
583c28e5 | 6031 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) { |
7b6b8347 MC |
6032 | support_serdes = 1; |
6033 | support_copper = 1; | |
6034 | } else if (bp->phy_port == PORT_FIBRE) | |
6035 | support_serdes = 1; | |
6036 | else | |
6037 | support_copper = 1; | |
6038 | ||
6039 | if (support_serdes) { | |
b6016b76 MC |
6040 | cmd->supported |= SUPPORTED_1000baseT_Full | |
6041 | SUPPORTED_FIBRE; | |
583c28e5 | 6042 | if (bp->phy_flags & BNX2_PHY_FLAG_2_5G_CAPABLE) |
605a9e20 | 6043 | cmd->supported |= SUPPORTED_2500baseX_Full; |
b6016b76 | 6044 | |
b6016b76 | 6045 | } |
7b6b8347 | 6046 | if (support_copper) { |
b6016b76 MC |
6047 | cmd->supported |= SUPPORTED_10baseT_Half | |
6048 | SUPPORTED_10baseT_Full | | |
6049 | SUPPORTED_100baseT_Half | | |
6050 | SUPPORTED_100baseT_Full | | |
6051 | SUPPORTED_1000baseT_Full | | |
6052 | SUPPORTED_TP; | |
6053 | ||
b6016b76 MC |
6054 | } |
6055 | ||
7b6b8347 MC |
6056 | spin_lock_bh(&bp->phy_lock); |
6057 | cmd->port = bp->phy_port; | |
b6016b76 MC |
6058 | cmd->advertising = bp->advertising; |
6059 | ||
6060 | if (bp->autoneg & AUTONEG_SPEED) { | |
6061 | cmd->autoneg = AUTONEG_ENABLE; | |
6062 | } | |
6063 | else { | |
6064 | cmd->autoneg = AUTONEG_DISABLE; | |
6065 | } | |
6066 | ||
6067 | if (netif_carrier_ok(dev)) { | |
6068 | cmd->speed = bp->line_speed; | |
6069 | cmd->duplex = bp->duplex; | |
6070 | } | |
6071 | else { | |
6072 | cmd->speed = -1; | |
6073 | cmd->duplex = -1; | |
6074 | } | |
7b6b8347 | 6075 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
6076 | |
6077 | cmd->transceiver = XCVR_INTERNAL; | |
6078 | cmd->phy_address = bp->phy_addr; | |
6079 | ||
6080 | return 0; | |
6081 | } | |
6aa20a22 | 6082 | |
b6016b76 MC |
6083 | static int |
6084 | bnx2_set_settings(struct net_device *dev, struct ethtool_cmd *cmd) | |
6085 | { | |
972ec0d4 | 6086 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6087 | u8 autoneg = bp->autoneg; |
6088 | u8 req_duplex = bp->req_duplex; | |
6089 | u16 req_line_speed = bp->req_line_speed; | |
6090 | u32 advertising = bp->advertising; | |
7b6b8347 MC |
6091 | int err = -EINVAL; |
6092 | ||
6093 | spin_lock_bh(&bp->phy_lock); | |
6094 | ||
6095 | if (cmd->port != PORT_TP && cmd->port != PORT_FIBRE) | |
6096 | goto err_out_unlock; | |
6097 | ||
583c28e5 MC |
6098 | if (cmd->port != bp->phy_port && |
6099 | !(bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP)) | |
7b6b8347 | 6100 | goto err_out_unlock; |
b6016b76 MC |
6101 | |
6102 | if (cmd->autoneg == AUTONEG_ENABLE) { | |
6103 | autoneg |= AUTONEG_SPEED; | |
6104 | ||
6aa20a22 | 6105 | cmd->advertising &= ETHTOOL_ALL_COPPER_SPEED; |
b6016b76 MC |
6106 | |
6107 | /* allow advertising 1 speed */ | |
6108 | if ((cmd->advertising == ADVERTISED_10baseT_Half) || | |
6109 | (cmd->advertising == ADVERTISED_10baseT_Full) || | |
6110 | (cmd->advertising == ADVERTISED_100baseT_Half) || | |
6111 | (cmd->advertising == ADVERTISED_100baseT_Full)) { | |
6112 | ||
7b6b8347 MC |
6113 | if (cmd->port == PORT_FIBRE) |
6114 | goto err_out_unlock; | |
b6016b76 MC |
6115 | |
6116 | advertising = cmd->advertising; | |
6117 | ||
27a005b8 | 6118 | } else if (cmd->advertising == ADVERTISED_2500baseX_Full) { |
583c28e5 | 6119 | if (!(bp->phy_flags & BNX2_PHY_FLAG_2_5G_CAPABLE) || |
7b6b8347 MC |
6120 | (cmd->port == PORT_TP)) |
6121 | goto err_out_unlock; | |
6122 | } else if (cmd->advertising == ADVERTISED_1000baseT_Full) | |
b6016b76 | 6123 | advertising = cmd->advertising; |
7b6b8347 MC |
6124 | else if (cmd->advertising == ADVERTISED_1000baseT_Half) |
6125 | goto err_out_unlock; | |
b6016b76 | 6126 | else { |
7b6b8347 | 6127 | if (cmd->port == PORT_FIBRE) |
b6016b76 | 6128 | advertising = ETHTOOL_ALL_FIBRE_SPEED; |
7b6b8347 | 6129 | else |
b6016b76 | 6130 | advertising = ETHTOOL_ALL_COPPER_SPEED; |
b6016b76 MC |
6131 | } |
6132 | advertising |= ADVERTISED_Autoneg; | |
6133 | } | |
6134 | else { | |
7b6b8347 | 6135 | if (cmd->port == PORT_FIBRE) { |
80be4434 MC |
6136 | if ((cmd->speed != SPEED_1000 && |
6137 | cmd->speed != SPEED_2500) || | |
6138 | (cmd->duplex != DUPLEX_FULL)) | |
7b6b8347 | 6139 | goto err_out_unlock; |
80be4434 MC |
6140 | |
6141 | if (cmd->speed == SPEED_2500 && | |
583c28e5 | 6142 | !(bp->phy_flags & BNX2_PHY_FLAG_2_5G_CAPABLE)) |
7b6b8347 | 6143 | goto err_out_unlock; |
b6016b76 | 6144 | } |
7b6b8347 MC |
6145 | else if (cmd->speed == SPEED_1000 || cmd->speed == SPEED_2500) |
6146 | goto err_out_unlock; | |
6147 | ||
b6016b76 MC |
6148 | autoneg &= ~AUTONEG_SPEED; |
6149 | req_line_speed = cmd->speed; | |
6150 | req_duplex = cmd->duplex; | |
6151 | advertising = 0; | |
6152 | } | |
6153 | ||
6154 | bp->autoneg = autoneg; | |
6155 | bp->advertising = advertising; | |
6156 | bp->req_line_speed = req_line_speed; | |
6157 | bp->req_duplex = req_duplex; | |
6158 | ||
7b6b8347 | 6159 | err = bnx2_setup_phy(bp, cmd->port); |
b6016b76 | 6160 | |
7b6b8347 | 6161 | err_out_unlock: |
c770a65c | 6162 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 | 6163 | |
7b6b8347 | 6164 | return err; |
b6016b76 MC |
6165 | } |
6166 | ||
6167 | static void | |
6168 | bnx2_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *info) | |
6169 | { | |
972ec0d4 | 6170 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6171 | |
6172 | strcpy(info->driver, DRV_MODULE_NAME); | |
6173 | strcpy(info->version, DRV_MODULE_VERSION); | |
6174 | strcpy(info->bus_info, pci_name(bp->pdev)); | |
58fc2ea4 | 6175 | strcpy(info->fw_version, bp->fw_version); |
b6016b76 MC |
6176 | } |
6177 | ||
244ac4f4 MC |
6178 | #define BNX2_REGDUMP_LEN (32 * 1024) |
6179 | ||
6180 | static int | |
6181 | bnx2_get_regs_len(struct net_device *dev) | |
6182 | { | |
6183 | return BNX2_REGDUMP_LEN; | |
6184 | } | |
6185 | ||
6186 | static void | |
6187 | bnx2_get_regs(struct net_device *dev, struct ethtool_regs *regs, void *_p) | |
6188 | { | |
6189 | u32 *p = _p, i, offset; | |
6190 | u8 *orig_p = _p; | |
6191 | struct bnx2 *bp = netdev_priv(dev); | |
6192 | u32 reg_boundaries[] = { 0x0000, 0x0098, 0x0400, 0x045c, | |
6193 | 0x0800, 0x0880, 0x0c00, 0x0c10, | |
6194 | 0x0c30, 0x0d08, 0x1000, 0x101c, | |
6195 | 0x1040, 0x1048, 0x1080, 0x10a4, | |
6196 | 0x1400, 0x1490, 0x1498, 0x14f0, | |
6197 | 0x1500, 0x155c, 0x1580, 0x15dc, | |
6198 | 0x1600, 0x1658, 0x1680, 0x16d8, | |
6199 | 0x1800, 0x1820, 0x1840, 0x1854, | |
6200 | 0x1880, 0x1894, 0x1900, 0x1984, | |
6201 | 0x1c00, 0x1c0c, 0x1c40, 0x1c54, | |
6202 | 0x1c80, 0x1c94, 0x1d00, 0x1d84, | |
6203 | 0x2000, 0x2030, 0x23c0, 0x2400, | |
6204 | 0x2800, 0x2820, 0x2830, 0x2850, | |
6205 | 0x2b40, 0x2c10, 0x2fc0, 0x3058, | |
6206 | 0x3c00, 0x3c94, 0x4000, 0x4010, | |
6207 | 0x4080, 0x4090, 0x43c0, 0x4458, | |
6208 | 0x4c00, 0x4c18, 0x4c40, 0x4c54, | |
6209 | 0x4fc0, 0x5010, 0x53c0, 0x5444, | |
6210 | 0x5c00, 0x5c18, 0x5c80, 0x5c90, | |
6211 | 0x5fc0, 0x6000, 0x6400, 0x6428, | |
6212 | 0x6800, 0x6848, 0x684c, 0x6860, | |
6213 | 0x6888, 0x6910, 0x8000 }; | |
6214 | ||
6215 | regs->version = 0; | |
6216 | ||
6217 | memset(p, 0, BNX2_REGDUMP_LEN); | |
6218 | ||
6219 | if (!netif_running(bp->dev)) | |
6220 | return; | |
6221 | ||
6222 | i = 0; | |
6223 | offset = reg_boundaries[0]; | |
6224 | p += offset; | |
6225 | while (offset < BNX2_REGDUMP_LEN) { | |
6226 | *p++ = REG_RD(bp, offset); | |
6227 | offset += 4; | |
6228 | if (offset == reg_boundaries[i + 1]) { | |
6229 | offset = reg_boundaries[i + 2]; | |
6230 | p = (u32 *) (orig_p + offset); | |
6231 | i += 2; | |
6232 | } | |
6233 | } | |
6234 | } | |
6235 | ||
b6016b76 MC |
6236 | static void |
6237 | bnx2_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol) | |
6238 | { | |
972ec0d4 | 6239 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 6240 | |
f86e82fb | 6241 | if (bp->flags & BNX2_FLAG_NO_WOL) { |
b6016b76 MC |
6242 | wol->supported = 0; |
6243 | wol->wolopts = 0; | |
6244 | } | |
6245 | else { | |
6246 | wol->supported = WAKE_MAGIC; | |
6247 | if (bp->wol) | |
6248 | wol->wolopts = WAKE_MAGIC; | |
6249 | else | |
6250 | wol->wolopts = 0; | |
6251 | } | |
6252 | memset(&wol->sopass, 0, sizeof(wol->sopass)); | |
6253 | } | |
6254 | ||
6255 | static int | |
6256 | bnx2_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol) | |
6257 | { | |
972ec0d4 | 6258 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6259 | |
6260 | if (wol->wolopts & ~WAKE_MAGIC) | |
6261 | return -EINVAL; | |
6262 | ||
6263 | if (wol->wolopts & WAKE_MAGIC) { | |
f86e82fb | 6264 | if (bp->flags & BNX2_FLAG_NO_WOL) |
b6016b76 MC |
6265 | return -EINVAL; |
6266 | ||
6267 | bp->wol = 1; | |
6268 | } | |
6269 | else { | |
6270 | bp->wol = 0; | |
6271 | } | |
6272 | return 0; | |
6273 | } | |
6274 | ||
6275 | static int | |
6276 | bnx2_nway_reset(struct net_device *dev) | |
6277 | { | |
972ec0d4 | 6278 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6279 | u32 bmcr; |
6280 | ||
6281 | if (!(bp->autoneg & AUTONEG_SPEED)) { | |
6282 | return -EINVAL; | |
6283 | } | |
6284 | ||
c770a65c | 6285 | spin_lock_bh(&bp->phy_lock); |
b6016b76 | 6286 | |
583c28e5 | 6287 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) { |
7b6b8347 MC |
6288 | int rc; |
6289 | ||
6290 | rc = bnx2_setup_remote_phy(bp, bp->phy_port); | |
6291 | spin_unlock_bh(&bp->phy_lock); | |
6292 | return rc; | |
6293 | } | |
6294 | ||
b6016b76 | 6295 | /* Force a link down visible on the other side */ |
583c28e5 | 6296 | if (bp->phy_flags & BNX2_PHY_FLAG_SERDES) { |
ca58c3af | 6297 | bnx2_write_phy(bp, bp->mii_bmcr, BMCR_LOOPBACK); |
c770a65c | 6298 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
6299 | |
6300 | msleep(20); | |
6301 | ||
c770a65c | 6302 | spin_lock_bh(&bp->phy_lock); |
f8dd064e MC |
6303 | |
6304 | bp->current_interval = SERDES_AN_TIMEOUT; | |
6305 | bp->serdes_an_pending = 1; | |
6306 | mod_timer(&bp->timer, jiffies + bp->current_interval); | |
b6016b76 MC |
6307 | } |
6308 | ||
ca58c3af | 6309 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
b6016b76 | 6310 | bmcr &= ~BMCR_LOOPBACK; |
ca58c3af | 6311 | bnx2_write_phy(bp, bp->mii_bmcr, bmcr | BMCR_ANRESTART | BMCR_ANENABLE); |
b6016b76 | 6312 | |
c770a65c | 6313 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
6314 | |
6315 | return 0; | |
6316 | } | |
6317 | ||
6318 | static int | |
6319 | bnx2_get_eeprom_len(struct net_device *dev) | |
6320 | { | |
972ec0d4 | 6321 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 6322 | |
1122db71 | 6323 | if (bp->flash_info == NULL) |
b6016b76 MC |
6324 | return 0; |
6325 | ||
1122db71 | 6326 | return (int) bp->flash_size; |
b6016b76 MC |
6327 | } |
6328 | ||
6329 | static int | |
6330 | bnx2_get_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom, | |
6331 | u8 *eebuf) | |
6332 | { | |
972ec0d4 | 6333 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6334 | int rc; |
6335 | ||
1064e944 | 6336 | /* parameters already validated in ethtool_get_eeprom */ |
b6016b76 MC |
6337 | |
6338 | rc = bnx2_nvram_read(bp, eeprom->offset, eebuf, eeprom->len); | |
6339 | ||
6340 | return rc; | |
6341 | } | |
6342 | ||
6343 | static int | |
6344 | bnx2_set_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom, | |
6345 | u8 *eebuf) | |
6346 | { | |
972ec0d4 | 6347 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6348 | int rc; |
6349 | ||
1064e944 | 6350 | /* parameters already validated in ethtool_set_eeprom */ |
b6016b76 MC |
6351 | |
6352 | rc = bnx2_nvram_write(bp, eeprom->offset, eebuf, eeprom->len); | |
6353 | ||
6354 | return rc; | |
6355 | } | |
6356 | ||
6357 | static int | |
6358 | bnx2_get_coalesce(struct net_device *dev, struct ethtool_coalesce *coal) | |
6359 | { | |
972ec0d4 | 6360 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6361 | |
6362 | memset(coal, 0, sizeof(struct ethtool_coalesce)); | |
6363 | ||
6364 | coal->rx_coalesce_usecs = bp->rx_ticks; | |
6365 | coal->rx_max_coalesced_frames = bp->rx_quick_cons_trip; | |
6366 | coal->rx_coalesce_usecs_irq = bp->rx_ticks_int; | |
6367 | coal->rx_max_coalesced_frames_irq = bp->rx_quick_cons_trip_int; | |
6368 | ||
6369 | coal->tx_coalesce_usecs = bp->tx_ticks; | |
6370 | coal->tx_max_coalesced_frames = bp->tx_quick_cons_trip; | |
6371 | coal->tx_coalesce_usecs_irq = bp->tx_ticks_int; | |
6372 | coal->tx_max_coalesced_frames_irq = bp->tx_quick_cons_trip_int; | |
6373 | ||
6374 | coal->stats_block_coalesce_usecs = bp->stats_ticks; | |
6375 | ||
6376 | return 0; | |
6377 | } | |
6378 | ||
6379 | static int | |
6380 | bnx2_set_coalesce(struct net_device *dev, struct ethtool_coalesce *coal) | |
6381 | { | |
972ec0d4 | 6382 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6383 | |
6384 | bp->rx_ticks = (u16) coal->rx_coalesce_usecs; | |
6385 | if (bp->rx_ticks > 0x3ff) bp->rx_ticks = 0x3ff; | |
6386 | ||
6aa20a22 | 6387 | bp->rx_quick_cons_trip = (u16) coal->rx_max_coalesced_frames; |
b6016b76 MC |
6388 | if (bp->rx_quick_cons_trip > 0xff) bp->rx_quick_cons_trip = 0xff; |
6389 | ||
6390 | bp->rx_ticks_int = (u16) coal->rx_coalesce_usecs_irq; | |
6391 | if (bp->rx_ticks_int > 0x3ff) bp->rx_ticks_int = 0x3ff; | |
6392 | ||
6393 | bp->rx_quick_cons_trip_int = (u16) coal->rx_max_coalesced_frames_irq; | |
6394 | if (bp->rx_quick_cons_trip_int > 0xff) | |
6395 | bp->rx_quick_cons_trip_int = 0xff; | |
6396 | ||
6397 | bp->tx_ticks = (u16) coal->tx_coalesce_usecs; | |
6398 | if (bp->tx_ticks > 0x3ff) bp->tx_ticks = 0x3ff; | |
6399 | ||
6400 | bp->tx_quick_cons_trip = (u16) coal->tx_max_coalesced_frames; | |
6401 | if (bp->tx_quick_cons_trip > 0xff) bp->tx_quick_cons_trip = 0xff; | |
6402 | ||
6403 | bp->tx_ticks_int = (u16) coal->tx_coalesce_usecs_irq; | |
6404 | if (bp->tx_ticks_int > 0x3ff) bp->tx_ticks_int = 0x3ff; | |
6405 | ||
6406 | bp->tx_quick_cons_trip_int = (u16) coal->tx_max_coalesced_frames_irq; | |
6407 | if (bp->tx_quick_cons_trip_int > 0xff) bp->tx_quick_cons_trip_int = | |
6408 | 0xff; | |
6409 | ||
6410 | bp->stats_ticks = coal->stats_block_coalesce_usecs; | |
02537b06 MC |
6411 | if (CHIP_NUM(bp) == CHIP_NUM_5708) { |
6412 | if (bp->stats_ticks != 0 && bp->stats_ticks != USEC_PER_SEC) | |
6413 | bp->stats_ticks = USEC_PER_SEC; | |
6414 | } | |
7ea6920e MC |
6415 | if (bp->stats_ticks > BNX2_HC_STATS_TICKS_HC_STAT_TICKS) |
6416 | bp->stats_ticks = BNX2_HC_STATS_TICKS_HC_STAT_TICKS; | |
6417 | bp->stats_ticks &= BNX2_HC_STATS_TICKS_HC_STAT_TICKS; | |
b6016b76 MC |
6418 | |
6419 | if (netif_running(bp->dev)) { | |
6420 | bnx2_netif_stop(bp); | |
9a120bc5 | 6421 | bnx2_init_nic(bp, 0); |
b6016b76 MC |
6422 | bnx2_netif_start(bp); |
6423 | } | |
6424 | ||
6425 | return 0; | |
6426 | } | |
6427 | ||
6428 | static void | |
6429 | bnx2_get_ringparam(struct net_device *dev, struct ethtool_ringparam *ering) | |
6430 | { | |
972ec0d4 | 6431 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 6432 | |
13daffa2 | 6433 | ering->rx_max_pending = MAX_TOTAL_RX_DESC_CNT; |
b6016b76 | 6434 | ering->rx_mini_max_pending = 0; |
47bf4246 | 6435 | ering->rx_jumbo_max_pending = MAX_TOTAL_RX_PG_DESC_CNT; |
b6016b76 MC |
6436 | |
6437 | ering->rx_pending = bp->rx_ring_size; | |
6438 | ering->rx_mini_pending = 0; | |
47bf4246 | 6439 | ering->rx_jumbo_pending = bp->rx_pg_ring_size; |
b6016b76 MC |
6440 | |
6441 | ering->tx_max_pending = MAX_TX_DESC_CNT; | |
6442 | ering->tx_pending = bp->tx_ring_size; | |
6443 | } | |
6444 | ||
6445 | static int | |
5d5d0015 | 6446 | bnx2_change_ring_size(struct bnx2 *bp, u32 rx, u32 tx) |
b6016b76 | 6447 | { |
13daffa2 MC |
6448 | if (netif_running(bp->dev)) { |
6449 | bnx2_netif_stop(bp); | |
6450 | bnx2_reset_chip(bp, BNX2_DRV_MSG_CODE_RESET); | |
6451 | bnx2_free_skbs(bp); | |
6452 | bnx2_free_mem(bp); | |
6453 | } | |
6454 | ||
5d5d0015 MC |
6455 | bnx2_set_rx_ring_size(bp, rx); |
6456 | bp->tx_ring_size = tx; | |
b6016b76 MC |
6457 | |
6458 | if (netif_running(bp->dev)) { | |
13daffa2 MC |
6459 | int rc; |
6460 | ||
6461 | rc = bnx2_alloc_mem(bp); | |
6462 | if (rc) | |
6463 | return rc; | |
9a120bc5 | 6464 | bnx2_init_nic(bp, 0); |
b6016b76 MC |
6465 | bnx2_netif_start(bp); |
6466 | } | |
b6016b76 MC |
6467 | return 0; |
6468 | } | |
6469 | ||
5d5d0015 MC |
6470 | static int |
6471 | bnx2_set_ringparam(struct net_device *dev, struct ethtool_ringparam *ering) | |
6472 | { | |
6473 | struct bnx2 *bp = netdev_priv(dev); | |
6474 | int rc; | |
6475 | ||
6476 | if ((ering->rx_pending > MAX_TOTAL_RX_DESC_CNT) || | |
6477 | (ering->tx_pending > MAX_TX_DESC_CNT) || | |
6478 | (ering->tx_pending <= MAX_SKB_FRAGS)) { | |
6479 | ||
6480 | return -EINVAL; | |
6481 | } | |
6482 | rc = bnx2_change_ring_size(bp, ering->rx_pending, ering->tx_pending); | |
6483 | return rc; | |
6484 | } | |
6485 | ||
b6016b76 MC |
6486 | static void |
6487 | bnx2_get_pauseparam(struct net_device *dev, struct ethtool_pauseparam *epause) | |
6488 | { | |
972ec0d4 | 6489 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6490 | |
6491 | epause->autoneg = ((bp->autoneg & AUTONEG_FLOW_CTRL) != 0); | |
6492 | epause->rx_pause = ((bp->flow_ctrl & FLOW_CTRL_RX) != 0); | |
6493 | epause->tx_pause = ((bp->flow_ctrl & FLOW_CTRL_TX) != 0); | |
6494 | } | |
6495 | ||
6496 | static int | |
6497 | bnx2_set_pauseparam(struct net_device *dev, struct ethtool_pauseparam *epause) | |
6498 | { | |
972ec0d4 | 6499 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6500 | |
6501 | bp->req_flow_ctrl = 0; | |
6502 | if (epause->rx_pause) | |
6503 | bp->req_flow_ctrl |= FLOW_CTRL_RX; | |
6504 | if (epause->tx_pause) | |
6505 | bp->req_flow_ctrl |= FLOW_CTRL_TX; | |
6506 | ||
6507 | if (epause->autoneg) { | |
6508 | bp->autoneg |= AUTONEG_FLOW_CTRL; | |
6509 | } | |
6510 | else { | |
6511 | bp->autoneg &= ~AUTONEG_FLOW_CTRL; | |
6512 | } | |
6513 | ||
c770a65c | 6514 | spin_lock_bh(&bp->phy_lock); |
b6016b76 | 6515 | |
0d8a6571 | 6516 | bnx2_setup_phy(bp, bp->phy_port); |
b6016b76 | 6517 | |
c770a65c | 6518 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
6519 | |
6520 | return 0; | |
6521 | } | |
6522 | ||
6523 | static u32 | |
6524 | bnx2_get_rx_csum(struct net_device *dev) | |
6525 | { | |
972ec0d4 | 6526 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6527 | |
6528 | return bp->rx_csum; | |
6529 | } | |
6530 | ||
6531 | static int | |
6532 | bnx2_set_rx_csum(struct net_device *dev, u32 data) | |
6533 | { | |
972ec0d4 | 6534 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6535 | |
6536 | bp->rx_csum = data; | |
6537 | return 0; | |
6538 | } | |
6539 | ||
b11d6213 MC |
6540 | static int |
6541 | bnx2_set_tso(struct net_device *dev, u32 data) | |
6542 | { | |
4666f87a MC |
6543 | struct bnx2 *bp = netdev_priv(dev); |
6544 | ||
6545 | if (data) { | |
b11d6213 | 6546 | dev->features |= NETIF_F_TSO | NETIF_F_TSO_ECN; |
4666f87a MC |
6547 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
6548 | dev->features |= NETIF_F_TSO6; | |
6549 | } else | |
6550 | dev->features &= ~(NETIF_F_TSO | NETIF_F_TSO6 | | |
6551 | NETIF_F_TSO_ECN); | |
b11d6213 MC |
6552 | return 0; |
6553 | } | |
6554 | ||
cea94db9 | 6555 | #define BNX2_NUM_STATS 46 |
b6016b76 | 6556 | |
14ab9b86 | 6557 | static struct { |
b6016b76 MC |
6558 | char string[ETH_GSTRING_LEN]; |
6559 | } bnx2_stats_str_arr[BNX2_NUM_STATS] = { | |
6560 | { "rx_bytes" }, | |
6561 | { "rx_error_bytes" }, | |
6562 | { "tx_bytes" }, | |
6563 | { "tx_error_bytes" }, | |
6564 | { "rx_ucast_packets" }, | |
6565 | { "rx_mcast_packets" }, | |
6566 | { "rx_bcast_packets" }, | |
6567 | { "tx_ucast_packets" }, | |
6568 | { "tx_mcast_packets" }, | |
6569 | { "tx_bcast_packets" }, | |
6570 | { "tx_mac_errors" }, | |
6571 | { "tx_carrier_errors" }, | |
6572 | { "rx_crc_errors" }, | |
6573 | { "rx_align_errors" }, | |
6574 | { "tx_single_collisions" }, | |
6575 | { "tx_multi_collisions" }, | |
6576 | { "tx_deferred" }, | |
6577 | { "tx_excess_collisions" }, | |
6578 | { "tx_late_collisions" }, | |
6579 | { "tx_total_collisions" }, | |
6580 | { "rx_fragments" }, | |
6581 | { "rx_jabbers" }, | |
6582 | { "rx_undersize_packets" }, | |
6583 | { "rx_oversize_packets" }, | |
6584 | { "rx_64_byte_packets" }, | |
6585 | { "rx_65_to_127_byte_packets" }, | |
6586 | { "rx_128_to_255_byte_packets" }, | |
6587 | { "rx_256_to_511_byte_packets" }, | |
6588 | { "rx_512_to_1023_byte_packets" }, | |
6589 | { "rx_1024_to_1522_byte_packets" }, | |
6590 | { "rx_1523_to_9022_byte_packets" }, | |
6591 | { "tx_64_byte_packets" }, | |
6592 | { "tx_65_to_127_byte_packets" }, | |
6593 | { "tx_128_to_255_byte_packets" }, | |
6594 | { "tx_256_to_511_byte_packets" }, | |
6595 | { "tx_512_to_1023_byte_packets" }, | |
6596 | { "tx_1024_to_1522_byte_packets" }, | |
6597 | { "tx_1523_to_9022_byte_packets" }, | |
6598 | { "rx_xon_frames" }, | |
6599 | { "rx_xoff_frames" }, | |
6600 | { "tx_xon_frames" }, | |
6601 | { "tx_xoff_frames" }, | |
6602 | { "rx_mac_ctrl_frames" }, | |
6603 | { "rx_filtered_packets" }, | |
6604 | { "rx_discards" }, | |
cea94db9 | 6605 | { "rx_fw_discards" }, |
b6016b76 MC |
6606 | }; |
6607 | ||
6608 | #define STATS_OFFSET32(offset_name) (offsetof(struct statistics_block, offset_name) / 4) | |
6609 | ||
f71e1309 | 6610 | static const unsigned long bnx2_stats_offset_arr[BNX2_NUM_STATS] = { |
b6016b76 MC |
6611 | STATS_OFFSET32(stat_IfHCInOctets_hi), |
6612 | STATS_OFFSET32(stat_IfHCInBadOctets_hi), | |
6613 | STATS_OFFSET32(stat_IfHCOutOctets_hi), | |
6614 | STATS_OFFSET32(stat_IfHCOutBadOctets_hi), | |
6615 | STATS_OFFSET32(stat_IfHCInUcastPkts_hi), | |
6616 | STATS_OFFSET32(stat_IfHCInMulticastPkts_hi), | |
6617 | STATS_OFFSET32(stat_IfHCInBroadcastPkts_hi), | |
6618 | STATS_OFFSET32(stat_IfHCOutUcastPkts_hi), | |
6619 | STATS_OFFSET32(stat_IfHCOutMulticastPkts_hi), | |
6620 | STATS_OFFSET32(stat_IfHCOutBroadcastPkts_hi), | |
6621 | STATS_OFFSET32(stat_emac_tx_stat_dot3statsinternalmactransmiterrors), | |
6aa20a22 JG |
6622 | STATS_OFFSET32(stat_Dot3StatsCarrierSenseErrors), |
6623 | STATS_OFFSET32(stat_Dot3StatsFCSErrors), | |
6624 | STATS_OFFSET32(stat_Dot3StatsAlignmentErrors), | |
6625 | STATS_OFFSET32(stat_Dot3StatsSingleCollisionFrames), | |
6626 | STATS_OFFSET32(stat_Dot3StatsMultipleCollisionFrames), | |
6627 | STATS_OFFSET32(stat_Dot3StatsDeferredTransmissions), | |
6628 | STATS_OFFSET32(stat_Dot3StatsExcessiveCollisions), | |
6629 | STATS_OFFSET32(stat_Dot3StatsLateCollisions), | |
6630 | STATS_OFFSET32(stat_EtherStatsCollisions), | |
6631 | STATS_OFFSET32(stat_EtherStatsFragments), | |
6632 | STATS_OFFSET32(stat_EtherStatsJabbers), | |
6633 | STATS_OFFSET32(stat_EtherStatsUndersizePkts), | |
6634 | STATS_OFFSET32(stat_EtherStatsOverrsizePkts), | |
6635 | STATS_OFFSET32(stat_EtherStatsPktsRx64Octets), | |
6636 | STATS_OFFSET32(stat_EtherStatsPktsRx65Octetsto127Octets), | |
6637 | STATS_OFFSET32(stat_EtherStatsPktsRx128Octetsto255Octets), | |
6638 | STATS_OFFSET32(stat_EtherStatsPktsRx256Octetsto511Octets), | |
6639 | STATS_OFFSET32(stat_EtherStatsPktsRx512Octetsto1023Octets), | |
6640 | STATS_OFFSET32(stat_EtherStatsPktsRx1024Octetsto1522Octets), | |
6641 | STATS_OFFSET32(stat_EtherStatsPktsRx1523Octetsto9022Octets), | |
6642 | STATS_OFFSET32(stat_EtherStatsPktsTx64Octets), | |
6643 | STATS_OFFSET32(stat_EtherStatsPktsTx65Octetsto127Octets), | |
6644 | STATS_OFFSET32(stat_EtherStatsPktsTx128Octetsto255Octets), | |
6645 | STATS_OFFSET32(stat_EtherStatsPktsTx256Octetsto511Octets), | |
6646 | STATS_OFFSET32(stat_EtherStatsPktsTx512Octetsto1023Octets), | |
6647 | STATS_OFFSET32(stat_EtherStatsPktsTx1024Octetsto1522Octets), | |
6648 | STATS_OFFSET32(stat_EtherStatsPktsTx1523Octetsto9022Octets), | |
6649 | STATS_OFFSET32(stat_XonPauseFramesReceived), | |
6650 | STATS_OFFSET32(stat_XoffPauseFramesReceived), | |
6651 | STATS_OFFSET32(stat_OutXonSent), | |
6652 | STATS_OFFSET32(stat_OutXoffSent), | |
6653 | STATS_OFFSET32(stat_MacControlFramesReceived), | |
6654 | STATS_OFFSET32(stat_IfInFramesL2FilterDiscards), | |
6655 | STATS_OFFSET32(stat_IfInMBUFDiscards), | |
cea94db9 | 6656 | STATS_OFFSET32(stat_FwRxDrop), |
b6016b76 MC |
6657 | }; |
6658 | ||
6659 | /* stat_IfHCInBadOctets and stat_Dot3StatsCarrierSenseErrors are | |
6660 | * skipped because of errata. | |
6aa20a22 | 6661 | */ |
14ab9b86 | 6662 | static u8 bnx2_5706_stats_len_arr[BNX2_NUM_STATS] = { |
b6016b76 MC |
6663 | 8,0,8,8,8,8,8,8,8,8, |
6664 | 4,0,4,4,4,4,4,4,4,4, | |
6665 | 4,4,4,4,4,4,4,4,4,4, | |
6666 | 4,4,4,4,4,4,4,4,4,4, | |
cea94db9 | 6667 | 4,4,4,4,4,4, |
b6016b76 MC |
6668 | }; |
6669 | ||
5b0c76ad MC |
6670 | static u8 bnx2_5708_stats_len_arr[BNX2_NUM_STATS] = { |
6671 | 8,0,8,8,8,8,8,8,8,8, | |
6672 | 4,4,4,4,4,4,4,4,4,4, | |
6673 | 4,4,4,4,4,4,4,4,4,4, | |
6674 | 4,4,4,4,4,4,4,4,4,4, | |
cea94db9 | 6675 | 4,4,4,4,4,4, |
5b0c76ad MC |
6676 | }; |
6677 | ||
b6016b76 MC |
6678 | #define BNX2_NUM_TESTS 6 |
6679 | ||
14ab9b86 | 6680 | static struct { |
b6016b76 MC |
6681 | char string[ETH_GSTRING_LEN]; |
6682 | } bnx2_tests_str_arr[BNX2_NUM_TESTS] = { | |
6683 | { "register_test (offline)" }, | |
6684 | { "memory_test (offline)" }, | |
6685 | { "loopback_test (offline)" }, | |
6686 | { "nvram_test (online)" }, | |
6687 | { "interrupt_test (online)" }, | |
6688 | { "link_test (online)" }, | |
6689 | }; | |
6690 | ||
6691 | static int | |
b9f2c044 | 6692 | bnx2_get_sset_count(struct net_device *dev, int sset) |
b6016b76 | 6693 | { |
b9f2c044 JG |
6694 | switch (sset) { |
6695 | case ETH_SS_TEST: | |
6696 | return BNX2_NUM_TESTS; | |
6697 | case ETH_SS_STATS: | |
6698 | return BNX2_NUM_STATS; | |
6699 | default: | |
6700 | return -EOPNOTSUPP; | |
6701 | } | |
b6016b76 MC |
6702 | } |
6703 | ||
6704 | static void | |
6705 | bnx2_self_test(struct net_device *dev, struct ethtool_test *etest, u64 *buf) | |
6706 | { | |
972ec0d4 | 6707 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6708 | |
6709 | memset(buf, 0, sizeof(u64) * BNX2_NUM_TESTS); | |
6710 | if (etest->flags & ETH_TEST_FL_OFFLINE) { | |
80be4434 MC |
6711 | int i; |
6712 | ||
b6016b76 MC |
6713 | bnx2_netif_stop(bp); |
6714 | bnx2_reset_chip(bp, BNX2_DRV_MSG_CODE_DIAG); | |
6715 | bnx2_free_skbs(bp); | |
6716 | ||
6717 | if (bnx2_test_registers(bp) != 0) { | |
6718 | buf[0] = 1; | |
6719 | etest->flags |= ETH_TEST_FL_FAILED; | |
6720 | } | |
6721 | if (bnx2_test_memory(bp) != 0) { | |
6722 | buf[1] = 1; | |
6723 | etest->flags |= ETH_TEST_FL_FAILED; | |
6724 | } | |
bc5a0690 | 6725 | if ((buf[2] = bnx2_test_loopback(bp)) != 0) |
b6016b76 | 6726 | etest->flags |= ETH_TEST_FL_FAILED; |
b6016b76 MC |
6727 | |
6728 | if (!netif_running(bp->dev)) { | |
6729 | bnx2_reset_chip(bp, BNX2_DRV_MSG_CODE_RESET); | |
6730 | } | |
6731 | else { | |
9a120bc5 | 6732 | bnx2_init_nic(bp, 1); |
b6016b76 MC |
6733 | bnx2_netif_start(bp); |
6734 | } | |
6735 | ||
6736 | /* wait for link up */ | |
80be4434 MC |
6737 | for (i = 0; i < 7; i++) { |
6738 | if (bp->link_up) | |
6739 | break; | |
6740 | msleep_interruptible(1000); | |
6741 | } | |
b6016b76 MC |
6742 | } |
6743 | ||
6744 | if (bnx2_test_nvram(bp) != 0) { | |
6745 | buf[3] = 1; | |
6746 | etest->flags |= ETH_TEST_FL_FAILED; | |
6747 | } | |
6748 | if (bnx2_test_intr(bp) != 0) { | |
6749 | buf[4] = 1; | |
6750 | etest->flags |= ETH_TEST_FL_FAILED; | |
6751 | } | |
6752 | ||
6753 | if (bnx2_test_link(bp) != 0) { | |
6754 | buf[5] = 1; | |
6755 | etest->flags |= ETH_TEST_FL_FAILED; | |
6756 | ||
6757 | } | |
6758 | } | |
6759 | ||
6760 | static void | |
6761 | bnx2_get_strings(struct net_device *dev, u32 stringset, u8 *buf) | |
6762 | { | |
6763 | switch (stringset) { | |
6764 | case ETH_SS_STATS: | |
6765 | memcpy(buf, bnx2_stats_str_arr, | |
6766 | sizeof(bnx2_stats_str_arr)); | |
6767 | break; | |
6768 | case ETH_SS_TEST: | |
6769 | memcpy(buf, bnx2_tests_str_arr, | |
6770 | sizeof(bnx2_tests_str_arr)); | |
6771 | break; | |
6772 | } | |
6773 | } | |
6774 | ||
b6016b76 MC |
6775 | static void |
6776 | bnx2_get_ethtool_stats(struct net_device *dev, | |
6777 | struct ethtool_stats *stats, u64 *buf) | |
6778 | { | |
972ec0d4 | 6779 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6780 | int i; |
6781 | u32 *hw_stats = (u32 *) bp->stats_blk; | |
14ab9b86 | 6782 | u8 *stats_len_arr = NULL; |
b6016b76 MC |
6783 | |
6784 | if (hw_stats == NULL) { | |
6785 | memset(buf, 0, sizeof(u64) * BNX2_NUM_STATS); | |
6786 | return; | |
6787 | } | |
6788 | ||
5b0c76ad MC |
6789 | if ((CHIP_ID(bp) == CHIP_ID_5706_A0) || |
6790 | (CHIP_ID(bp) == CHIP_ID_5706_A1) || | |
6791 | (CHIP_ID(bp) == CHIP_ID_5706_A2) || | |
6792 | (CHIP_ID(bp) == CHIP_ID_5708_A0)) | |
b6016b76 | 6793 | stats_len_arr = bnx2_5706_stats_len_arr; |
5b0c76ad MC |
6794 | else |
6795 | stats_len_arr = bnx2_5708_stats_len_arr; | |
b6016b76 MC |
6796 | |
6797 | for (i = 0; i < BNX2_NUM_STATS; i++) { | |
6798 | if (stats_len_arr[i] == 0) { | |
6799 | /* skip this counter */ | |
6800 | buf[i] = 0; | |
6801 | continue; | |
6802 | } | |
6803 | if (stats_len_arr[i] == 4) { | |
6804 | /* 4-byte counter */ | |
6805 | buf[i] = (u64) | |
6806 | *(hw_stats + bnx2_stats_offset_arr[i]); | |
6807 | continue; | |
6808 | } | |
6809 | /* 8-byte counter */ | |
6810 | buf[i] = (((u64) *(hw_stats + | |
6811 | bnx2_stats_offset_arr[i])) << 32) + | |
6812 | *(hw_stats + bnx2_stats_offset_arr[i] + 1); | |
6813 | } | |
6814 | } | |
6815 | ||
6816 | static int | |
6817 | bnx2_phys_id(struct net_device *dev, u32 data) | |
6818 | { | |
972ec0d4 | 6819 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6820 | int i; |
6821 | u32 save; | |
6822 | ||
6823 | if (data == 0) | |
6824 | data = 2; | |
6825 | ||
6826 | save = REG_RD(bp, BNX2_MISC_CFG); | |
6827 | REG_WR(bp, BNX2_MISC_CFG, BNX2_MISC_CFG_LEDMODE_MAC); | |
6828 | ||
6829 | for (i = 0; i < (data * 2); i++) { | |
6830 | if ((i % 2) == 0) { | |
6831 | REG_WR(bp, BNX2_EMAC_LED, BNX2_EMAC_LED_OVERRIDE); | |
6832 | } | |
6833 | else { | |
6834 | REG_WR(bp, BNX2_EMAC_LED, BNX2_EMAC_LED_OVERRIDE | | |
6835 | BNX2_EMAC_LED_1000MB_OVERRIDE | | |
6836 | BNX2_EMAC_LED_100MB_OVERRIDE | | |
6837 | BNX2_EMAC_LED_10MB_OVERRIDE | | |
6838 | BNX2_EMAC_LED_TRAFFIC_OVERRIDE | | |
6839 | BNX2_EMAC_LED_TRAFFIC); | |
6840 | } | |
6841 | msleep_interruptible(500); | |
6842 | if (signal_pending(current)) | |
6843 | break; | |
6844 | } | |
6845 | REG_WR(bp, BNX2_EMAC_LED, 0); | |
6846 | REG_WR(bp, BNX2_MISC_CFG, save); | |
6847 | return 0; | |
6848 | } | |
6849 | ||
4666f87a MC |
6850 | static int |
6851 | bnx2_set_tx_csum(struct net_device *dev, u32 data) | |
6852 | { | |
6853 | struct bnx2 *bp = netdev_priv(dev); | |
6854 | ||
6855 | if (CHIP_NUM(bp) == CHIP_NUM_5709) | |
6460d948 | 6856 | return (ethtool_op_set_tx_ipv6_csum(dev, data)); |
4666f87a MC |
6857 | else |
6858 | return (ethtool_op_set_tx_csum(dev, data)); | |
6859 | } | |
6860 | ||
7282d491 | 6861 | static const struct ethtool_ops bnx2_ethtool_ops = { |
b6016b76 MC |
6862 | .get_settings = bnx2_get_settings, |
6863 | .set_settings = bnx2_set_settings, | |
6864 | .get_drvinfo = bnx2_get_drvinfo, | |
244ac4f4 MC |
6865 | .get_regs_len = bnx2_get_regs_len, |
6866 | .get_regs = bnx2_get_regs, | |
b6016b76 MC |
6867 | .get_wol = bnx2_get_wol, |
6868 | .set_wol = bnx2_set_wol, | |
6869 | .nway_reset = bnx2_nway_reset, | |
6870 | .get_link = ethtool_op_get_link, | |
6871 | .get_eeprom_len = bnx2_get_eeprom_len, | |
6872 | .get_eeprom = bnx2_get_eeprom, | |
6873 | .set_eeprom = bnx2_set_eeprom, | |
6874 | .get_coalesce = bnx2_get_coalesce, | |
6875 | .set_coalesce = bnx2_set_coalesce, | |
6876 | .get_ringparam = bnx2_get_ringparam, | |
6877 | .set_ringparam = bnx2_set_ringparam, | |
6878 | .get_pauseparam = bnx2_get_pauseparam, | |
6879 | .set_pauseparam = bnx2_set_pauseparam, | |
6880 | .get_rx_csum = bnx2_get_rx_csum, | |
6881 | .set_rx_csum = bnx2_set_rx_csum, | |
4666f87a | 6882 | .set_tx_csum = bnx2_set_tx_csum, |
b6016b76 | 6883 | .set_sg = ethtool_op_set_sg, |
b11d6213 | 6884 | .set_tso = bnx2_set_tso, |
b6016b76 MC |
6885 | .self_test = bnx2_self_test, |
6886 | .get_strings = bnx2_get_strings, | |
6887 | .phys_id = bnx2_phys_id, | |
b6016b76 | 6888 | .get_ethtool_stats = bnx2_get_ethtool_stats, |
b9f2c044 | 6889 | .get_sset_count = bnx2_get_sset_count, |
b6016b76 MC |
6890 | }; |
6891 | ||
6892 | /* Called with rtnl_lock */ | |
6893 | static int | |
6894 | bnx2_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) | |
6895 | { | |
14ab9b86 | 6896 | struct mii_ioctl_data *data = if_mii(ifr); |
972ec0d4 | 6897 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6898 | int err; |
6899 | ||
6900 | switch(cmd) { | |
6901 | case SIOCGMIIPHY: | |
6902 | data->phy_id = bp->phy_addr; | |
6903 | ||
6904 | /* fallthru */ | |
6905 | case SIOCGMIIREG: { | |
6906 | u32 mii_regval; | |
6907 | ||
583c28e5 | 6908 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) |
7b6b8347 MC |
6909 | return -EOPNOTSUPP; |
6910 | ||
dad3e452 MC |
6911 | if (!netif_running(dev)) |
6912 | return -EAGAIN; | |
6913 | ||
c770a65c | 6914 | spin_lock_bh(&bp->phy_lock); |
b6016b76 | 6915 | err = bnx2_read_phy(bp, data->reg_num & 0x1f, &mii_regval); |
c770a65c | 6916 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
6917 | |
6918 | data->val_out = mii_regval; | |
6919 | ||
6920 | return err; | |
6921 | } | |
6922 | ||
6923 | case SIOCSMIIREG: | |
6924 | if (!capable(CAP_NET_ADMIN)) | |
6925 | return -EPERM; | |
6926 | ||
583c28e5 | 6927 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) |
7b6b8347 MC |
6928 | return -EOPNOTSUPP; |
6929 | ||
dad3e452 MC |
6930 | if (!netif_running(dev)) |
6931 | return -EAGAIN; | |
6932 | ||
c770a65c | 6933 | spin_lock_bh(&bp->phy_lock); |
b6016b76 | 6934 | err = bnx2_write_phy(bp, data->reg_num & 0x1f, data->val_in); |
c770a65c | 6935 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
6936 | |
6937 | return err; | |
6938 | ||
6939 | default: | |
6940 | /* do nothing */ | |
6941 | break; | |
6942 | } | |
6943 | return -EOPNOTSUPP; | |
6944 | } | |
6945 | ||
6946 | /* Called with rtnl_lock */ | |
6947 | static int | |
6948 | bnx2_change_mac_addr(struct net_device *dev, void *p) | |
6949 | { | |
6950 | struct sockaddr *addr = p; | |
972ec0d4 | 6951 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 6952 | |
73eef4cd MC |
6953 | if (!is_valid_ether_addr(addr->sa_data)) |
6954 | return -EINVAL; | |
6955 | ||
b6016b76 MC |
6956 | memcpy(dev->dev_addr, addr->sa_data, dev->addr_len); |
6957 | if (netif_running(dev)) | |
6958 | bnx2_set_mac_addr(bp); | |
6959 | ||
6960 | return 0; | |
6961 | } | |
6962 | ||
6963 | /* Called with rtnl_lock */ | |
6964 | static int | |
6965 | bnx2_change_mtu(struct net_device *dev, int new_mtu) | |
6966 | { | |
972ec0d4 | 6967 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6968 | |
6969 | if (((new_mtu + ETH_HLEN) > MAX_ETHERNET_JUMBO_PACKET_SIZE) || | |
6970 | ((new_mtu + ETH_HLEN) < MIN_ETHERNET_PACKET_SIZE)) | |
6971 | return -EINVAL; | |
6972 | ||
6973 | dev->mtu = new_mtu; | |
5d5d0015 | 6974 | return (bnx2_change_ring_size(bp, bp->rx_ring_size, bp->tx_ring_size)); |
b6016b76 MC |
6975 | } |
6976 | ||
6977 | #if defined(HAVE_POLL_CONTROLLER) || defined(CONFIG_NET_POLL_CONTROLLER) | |
6978 | static void | |
6979 | poll_bnx2(struct net_device *dev) | |
6980 | { | |
972ec0d4 | 6981 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6982 | |
6983 | disable_irq(bp->pdev->irq); | |
7d12e780 | 6984 | bnx2_interrupt(bp->pdev->irq, dev); |
b6016b76 MC |
6985 | enable_irq(bp->pdev->irq); |
6986 | } | |
6987 | #endif | |
6988 | ||
253c8b75 MC |
6989 | static void __devinit |
6990 | bnx2_get_5709_media(struct bnx2 *bp) | |
6991 | { | |
6992 | u32 val = REG_RD(bp, BNX2_MISC_DUAL_MEDIA_CTRL); | |
6993 | u32 bond_id = val & BNX2_MISC_DUAL_MEDIA_CTRL_BOND_ID; | |
6994 | u32 strap; | |
6995 | ||
6996 | if (bond_id == BNX2_MISC_DUAL_MEDIA_CTRL_BOND_ID_C) | |
6997 | return; | |
6998 | else if (bond_id == BNX2_MISC_DUAL_MEDIA_CTRL_BOND_ID_S) { | |
583c28e5 | 6999 | bp->phy_flags |= BNX2_PHY_FLAG_SERDES; |
253c8b75 MC |
7000 | return; |
7001 | } | |
7002 | ||
7003 | if (val & BNX2_MISC_DUAL_MEDIA_CTRL_STRAP_OVERRIDE) | |
7004 | strap = (val & BNX2_MISC_DUAL_MEDIA_CTRL_PHY_CTRL) >> 21; | |
7005 | else | |
7006 | strap = (val & BNX2_MISC_DUAL_MEDIA_CTRL_PHY_CTRL_STRAP) >> 8; | |
7007 | ||
7008 | if (PCI_FUNC(bp->pdev->devfn) == 0) { | |
7009 | switch (strap) { | |
7010 | case 0x4: | |
7011 | case 0x5: | |
7012 | case 0x6: | |
583c28e5 | 7013 | bp->phy_flags |= BNX2_PHY_FLAG_SERDES; |
253c8b75 MC |
7014 | return; |
7015 | } | |
7016 | } else { | |
7017 | switch (strap) { | |
7018 | case 0x1: | |
7019 | case 0x2: | |
7020 | case 0x4: | |
583c28e5 | 7021 | bp->phy_flags |= BNX2_PHY_FLAG_SERDES; |
253c8b75 MC |
7022 | return; |
7023 | } | |
7024 | } | |
7025 | } | |
7026 | ||
883e5151 MC |
7027 | static void __devinit |
7028 | bnx2_get_pci_speed(struct bnx2 *bp) | |
7029 | { | |
7030 | u32 reg; | |
7031 | ||
7032 | reg = REG_RD(bp, BNX2_PCICFG_MISC_STATUS); | |
7033 | if (reg & BNX2_PCICFG_MISC_STATUS_PCIX_DET) { | |
7034 | u32 clkreg; | |
7035 | ||
f86e82fb | 7036 | bp->flags |= BNX2_FLAG_PCIX; |
883e5151 MC |
7037 | |
7038 | clkreg = REG_RD(bp, BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS); | |
7039 | ||
7040 | clkreg &= BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET; | |
7041 | switch (clkreg) { | |
7042 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_133MHZ: | |
7043 | bp->bus_speed_mhz = 133; | |
7044 | break; | |
7045 | ||
7046 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_95MHZ: | |
7047 | bp->bus_speed_mhz = 100; | |
7048 | break; | |
7049 | ||
7050 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_66MHZ: | |
7051 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_80MHZ: | |
7052 | bp->bus_speed_mhz = 66; | |
7053 | break; | |
7054 | ||
7055 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_48MHZ: | |
7056 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_55MHZ: | |
7057 | bp->bus_speed_mhz = 50; | |
7058 | break; | |
7059 | ||
7060 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_LOW: | |
7061 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_32MHZ: | |
7062 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_38MHZ: | |
7063 | bp->bus_speed_mhz = 33; | |
7064 | break; | |
7065 | } | |
7066 | } | |
7067 | else { | |
7068 | if (reg & BNX2_PCICFG_MISC_STATUS_M66EN) | |
7069 | bp->bus_speed_mhz = 66; | |
7070 | else | |
7071 | bp->bus_speed_mhz = 33; | |
7072 | } | |
7073 | ||
7074 | if (reg & BNX2_PCICFG_MISC_STATUS_32BIT_DET) | |
f86e82fb | 7075 | bp->flags |= BNX2_FLAG_PCI_32BIT; |
883e5151 MC |
7076 | |
7077 | } | |
7078 | ||
b6016b76 MC |
7079 | static int __devinit |
7080 | bnx2_init_board(struct pci_dev *pdev, struct net_device *dev) | |
7081 | { | |
7082 | struct bnx2 *bp; | |
7083 | unsigned long mem_len; | |
58fc2ea4 | 7084 | int rc, i, j; |
b6016b76 | 7085 | u32 reg; |
40453c83 | 7086 | u64 dma_mask, persist_dma_mask; |
b6016b76 | 7087 | |
b6016b76 | 7088 | SET_NETDEV_DEV(dev, &pdev->dev); |
972ec0d4 | 7089 | bp = netdev_priv(dev); |
b6016b76 MC |
7090 | |
7091 | bp->flags = 0; | |
7092 | bp->phy_flags = 0; | |
7093 | ||
7094 | /* enable device (incl. PCI PM wakeup), and bus-mastering */ | |
7095 | rc = pci_enable_device(pdev); | |
7096 | if (rc) { | |
898eb71c | 7097 | dev_err(&pdev->dev, "Cannot enable PCI device, aborting.\n"); |
b6016b76 MC |
7098 | goto err_out; |
7099 | } | |
7100 | ||
7101 | if (!(pci_resource_flags(pdev, 0) & IORESOURCE_MEM)) { | |
9b91cf9d | 7102 | dev_err(&pdev->dev, |
2e8a538d | 7103 | "Cannot find PCI device base address, aborting.\n"); |
b6016b76 MC |
7104 | rc = -ENODEV; |
7105 | goto err_out_disable; | |
7106 | } | |
7107 | ||
7108 | rc = pci_request_regions(pdev, DRV_MODULE_NAME); | |
7109 | if (rc) { | |
9b91cf9d | 7110 | dev_err(&pdev->dev, "Cannot obtain PCI resources, aborting.\n"); |
b6016b76 MC |
7111 | goto err_out_disable; |
7112 | } | |
7113 | ||
7114 | pci_set_master(pdev); | |
6ff2da49 | 7115 | pci_save_state(pdev); |
b6016b76 MC |
7116 | |
7117 | bp->pm_cap = pci_find_capability(pdev, PCI_CAP_ID_PM); | |
7118 | if (bp->pm_cap == 0) { | |
9b91cf9d | 7119 | dev_err(&pdev->dev, |
2e8a538d | 7120 | "Cannot find power management capability, aborting.\n"); |
b6016b76 MC |
7121 | rc = -EIO; |
7122 | goto err_out_release; | |
7123 | } | |
7124 | ||
b6016b76 MC |
7125 | bp->dev = dev; |
7126 | bp->pdev = pdev; | |
7127 | ||
7128 | spin_lock_init(&bp->phy_lock); | |
1b8227c4 | 7129 | spin_lock_init(&bp->indirect_lock); |
c4028958 | 7130 | INIT_WORK(&bp->reset_task, bnx2_reset_task); |
b6016b76 MC |
7131 | |
7132 | dev->base_addr = dev->mem_start = pci_resource_start(pdev, 0); | |
59b47d8a | 7133 | mem_len = MB_GET_CID_ADDR(TX_TSS_CID + 1); |
b6016b76 MC |
7134 | dev->mem_end = dev->mem_start + mem_len; |
7135 | dev->irq = pdev->irq; | |
7136 | ||
7137 | bp->regview = ioremap_nocache(dev->base_addr, mem_len); | |
7138 | ||
7139 | if (!bp->regview) { | |
9b91cf9d | 7140 | dev_err(&pdev->dev, "Cannot map register space, aborting.\n"); |
b6016b76 MC |
7141 | rc = -ENOMEM; |
7142 | goto err_out_release; | |
7143 | } | |
7144 | ||
7145 | /* Configure byte swap and enable write to the reg_window registers. | |
7146 | * Rely on CPU to do target byte swapping on big endian systems | |
7147 | * The chip's target access swapping will not swap all accesses | |
7148 | */ | |
7149 | pci_write_config_dword(bp->pdev, BNX2_PCICFG_MISC_CONFIG, | |
7150 | BNX2_PCICFG_MISC_CONFIG_REG_WINDOW_ENA | | |
7151 | BNX2_PCICFG_MISC_CONFIG_TARGET_MB_WORD_SWAP); | |
7152 | ||
829ca9a3 | 7153 | bnx2_set_power_state(bp, PCI_D0); |
b6016b76 MC |
7154 | |
7155 | bp->chip_id = REG_RD(bp, BNX2_MISC_ID); | |
7156 | ||
883e5151 MC |
7157 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
7158 | if (pci_find_capability(pdev, PCI_CAP_ID_EXP) == 0) { | |
7159 | dev_err(&pdev->dev, | |
7160 | "Cannot find PCIE capability, aborting.\n"); | |
7161 | rc = -EIO; | |
7162 | goto err_out_unmap; | |
7163 | } | |
f86e82fb | 7164 | bp->flags |= BNX2_FLAG_PCIE; |
2dd201d7 | 7165 | if (CHIP_REV(bp) == CHIP_REV_Ax) |
f86e82fb | 7166 | bp->flags |= BNX2_FLAG_JUMBO_BROKEN; |
883e5151 | 7167 | } else { |
59b47d8a MC |
7168 | bp->pcix_cap = pci_find_capability(pdev, PCI_CAP_ID_PCIX); |
7169 | if (bp->pcix_cap == 0) { | |
7170 | dev_err(&pdev->dev, | |
7171 | "Cannot find PCIX capability, aborting.\n"); | |
7172 | rc = -EIO; | |
7173 | goto err_out_unmap; | |
7174 | } | |
7175 | } | |
7176 | ||
b4b36042 MC |
7177 | if (CHIP_NUM(bp) == CHIP_NUM_5709 && CHIP_REV(bp) != CHIP_REV_Ax) { |
7178 | if (pci_find_capability(pdev, PCI_CAP_ID_MSIX)) | |
f86e82fb | 7179 | bp->flags |= BNX2_FLAG_MSIX_CAP; |
b4b36042 MC |
7180 | } |
7181 | ||
8e6a72c4 MC |
7182 | if (CHIP_ID(bp) != CHIP_ID_5706_A0 && CHIP_ID(bp) != CHIP_ID_5706_A1) { |
7183 | if (pci_find_capability(pdev, PCI_CAP_ID_MSI)) | |
f86e82fb | 7184 | bp->flags |= BNX2_FLAG_MSI_CAP; |
8e6a72c4 MC |
7185 | } |
7186 | ||
40453c83 MC |
7187 | /* 5708 cannot support DMA addresses > 40-bit. */ |
7188 | if (CHIP_NUM(bp) == CHIP_NUM_5708) | |
7189 | persist_dma_mask = dma_mask = DMA_40BIT_MASK; | |
7190 | else | |
7191 | persist_dma_mask = dma_mask = DMA_64BIT_MASK; | |
7192 | ||
7193 | /* Configure DMA attributes. */ | |
7194 | if (pci_set_dma_mask(pdev, dma_mask) == 0) { | |
7195 | dev->features |= NETIF_F_HIGHDMA; | |
7196 | rc = pci_set_consistent_dma_mask(pdev, persist_dma_mask); | |
7197 | if (rc) { | |
7198 | dev_err(&pdev->dev, | |
7199 | "pci_set_consistent_dma_mask failed, aborting.\n"); | |
7200 | goto err_out_unmap; | |
7201 | } | |
7202 | } else if ((rc = pci_set_dma_mask(pdev, DMA_32BIT_MASK)) != 0) { | |
7203 | dev_err(&pdev->dev, "System does not support DMA, aborting.\n"); | |
7204 | goto err_out_unmap; | |
7205 | } | |
7206 | ||
f86e82fb | 7207 | if (!(bp->flags & BNX2_FLAG_PCIE)) |
883e5151 | 7208 | bnx2_get_pci_speed(bp); |
b6016b76 MC |
7209 | |
7210 | /* 5706A0 may falsely detect SERR and PERR. */ | |
7211 | if (CHIP_ID(bp) == CHIP_ID_5706_A0) { | |
7212 | reg = REG_RD(bp, PCI_COMMAND); | |
7213 | reg &= ~(PCI_COMMAND_SERR | PCI_COMMAND_PARITY); | |
7214 | REG_WR(bp, PCI_COMMAND, reg); | |
7215 | } | |
7216 | else if ((CHIP_ID(bp) == CHIP_ID_5706_A1) && | |
f86e82fb | 7217 | !(bp->flags & BNX2_FLAG_PCIX)) { |
b6016b76 | 7218 | |
9b91cf9d | 7219 | dev_err(&pdev->dev, |
2e8a538d | 7220 | "5706 A1 can only be used in a PCIX bus, aborting.\n"); |
b6016b76 MC |
7221 | goto err_out_unmap; |
7222 | } | |
7223 | ||
7224 | bnx2_init_nvram(bp); | |
7225 | ||
2726d6e1 | 7226 | reg = bnx2_reg_rd_ind(bp, BNX2_SHM_HDR_SIGNATURE); |
e3648b3d MC |
7227 | |
7228 | if ((reg & BNX2_SHM_HDR_SIGNATURE_SIG_MASK) == | |
24cb230b MC |
7229 | BNX2_SHM_HDR_SIGNATURE_SIG) { |
7230 | u32 off = PCI_FUNC(pdev->devfn) << 2; | |
7231 | ||
2726d6e1 | 7232 | bp->shmem_base = bnx2_reg_rd_ind(bp, BNX2_SHM_HDR_ADDR_0 + off); |
24cb230b | 7233 | } else |
e3648b3d MC |
7234 | bp->shmem_base = HOST_VIEW_SHMEM_BASE; |
7235 | ||
b6016b76 MC |
7236 | /* Get the permanent MAC address. First we need to make sure the |
7237 | * firmware is actually running. | |
7238 | */ | |
2726d6e1 | 7239 | reg = bnx2_shmem_rd(bp, BNX2_DEV_INFO_SIGNATURE); |
b6016b76 MC |
7240 | |
7241 | if ((reg & BNX2_DEV_INFO_SIGNATURE_MAGIC_MASK) != | |
7242 | BNX2_DEV_INFO_SIGNATURE_MAGIC) { | |
9b91cf9d | 7243 | dev_err(&pdev->dev, "Firmware not running, aborting.\n"); |
b6016b76 MC |
7244 | rc = -ENODEV; |
7245 | goto err_out_unmap; | |
7246 | } | |
7247 | ||
2726d6e1 | 7248 | reg = bnx2_shmem_rd(bp, BNX2_DEV_INFO_BC_REV); |
58fc2ea4 MC |
7249 | for (i = 0, j = 0; i < 3; i++) { |
7250 | u8 num, k, skip0; | |
7251 | ||
7252 | num = (u8) (reg >> (24 - (i * 8))); | |
7253 | for (k = 100, skip0 = 1; k >= 1; num %= k, k /= 10) { | |
7254 | if (num >= k || !skip0 || k == 1) { | |
7255 | bp->fw_version[j++] = (num / k) + '0'; | |
7256 | skip0 = 0; | |
7257 | } | |
7258 | } | |
7259 | if (i != 2) | |
7260 | bp->fw_version[j++] = '.'; | |
7261 | } | |
2726d6e1 | 7262 | reg = bnx2_shmem_rd(bp, BNX2_PORT_FEATURE); |
846f5c62 MC |
7263 | if (reg & BNX2_PORT_FEATURE_WOL_ENABLED) |
7264 | bp->wol = 1; | |
7265 | ||
7266 | if (reg & BNX2_PORT_FEATURE_ASF_ENABLED) { | |
f86e82fb | 7267 | bp->flags |= BNX2_FLAG_ASF_ENABLE; |
c2d3db8c MC |
7268 | |
7269 | for (i = 0; i < 30; i++) { | |
2726d6e1 | 7270 | reg = bnx2_shmem_rd(bp, BNX2_BC_STATE_CONDITION); |
c2d3db8c MC |
7271 | if (reg & BNX2_CONDITION_MFW_RUN_MASK) |
7272 | break; | |
7273 | msleep(10); | |
7274 | } | |
7275 | } | |
2726d6e1 | 7276 | reg = bnx2_shmem_rd(bp, BNX2_BC_STATE_CONDITION); |
58fc2ea4 MC |
7277 | reg &= BNX2_CONDITION_MFW_RUN_MASK; |
7278 | if (reg != BNX2_CONDITION_MFW_RUN_UNKNOWN && | |
7279 | reg != BNX2_CONDITION_MFW_RUN_NONE) { | |
7280 | int i; | |
2726d6e1 | 7281 | u32 addr = bnx2_shmem_rd(bp, BNX2_MFW_VER_PTR); |
58fc2ea4 MC |
7282 | |
7283 | bp->fw_version[j++] = ' '; | |
7284 | for (i = 0; i < 3; i++) { | |
2726d6e1 | 7285 | reg = bnx2_reg_rd_ind(bp, addr + i * 4); |
58fc2ea4 MC |
7286 | reg = swab32(reg); |
7287 | memcpy(&bp->fw_version[j], ®, 4); | |
7288 | j += 4; | |
7289 | } | |
7290 | } | |
b6016b76 | 7291 | |
2726d6e1 | 7292 | reg = bnx2_shmem_rd(bp, BNX2_PORT_HW_CFG_MAC_UPPER); |
b6016b76 MC |
7293 | bp->mac_addr[0] = (u8) (reg >> 8); |
7294 | bp->mac_addr[1] = (u8) reg; | |
7295 | ||
2726d6e1 | 7296 | reg = bnx2_shmem_rd(bp, BNX2_PORT_HW_CFG_MAC_LOWER); |
b6016b76 MC |
7297 | bp->mac_addr[2] = (u8) (reg >> 24); |
7298 | bp->mac_addr[3] = (u8) (reg >> 16); | |
7299 | bp->mac_addr[4] = (u8) (reg >> 8); | |
7300 | bp->mac_addr[5] = (u8) reg; | |
7301 | ||
7302 | bp->tx_ring_size = MAX_TX_DESC_CNT; | |
932f3772 | 7303 | bnx2_set_rx_ring_size(bp, 255); |
b6016b76 MC |
7304 | |
7305 | bp->rx_csum = 1; | |
7306 | ||
b6016b76 MC |
7307 | bp->tx_quick_cons_trip_int = 20; |
7308 | bp->tx_quick_cons_trip = 20; | |
7309 | bp->tx_ticks_int = 80; | |
7310 | bp->tx_ticks = 80; | |
6aa20a22 | 7311 | |
b6016b76 MC |
7312 | bp->rx_quick_cons_trip_int = 6; |
7313 | bp->rx_quick_cons_trip = 6; | |
7314 | bp->rx_ticks_int = 18; | |
7315 | bp->rx_ticks = 18; | |
7316 | ||
7ea6920e | 7317 | bp->stats_ticks = USEC_PER_SEC & BNX2_HC_STATS_TICKS_HC_STAT_TICKS; |
b6016b76 MC |
7318 | |
7319 | bp->timer_interval = HZ; | |
cd339a0e | 7320 | bp->current_interval = HZ; |
b6016b76 | 7321 | |
5b0c76ad MC |
7322 | bp->phy_addr = 1; |
7323 | ||
b6016b76 | 7324 | /* Disable WOL support if we are running on a SERDES chip. */ |
253c8b75 MC |
7325 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
7326 | bnx2_get_5709_media(bp); | |
7327 | else if (CHIP_BOND_ID(bp) & CHIP_BOND_ID_SERDES_BIT) | |
583c28e5 | 7328 | bp->phy_flags |= BNX2_PHY_FLAG_SERDES; |
bac0dff6 | 7329 | |
0d8a6571 | 7330 | bp->phy_port = PORT_TP; |
583c28e5 | 7331 | if (bp->phy_flags & BNX2_PHY_FLAG_SERDES) { |
0d8a6571 | 7332 | bp->phy_port = PORT_FIBRE; |
2726d6e1 | 7333 | reg = bnx2_shmem_rd(bp, BNX2_SHARED_HW_CFG_CONFIG); |
846f5c62 | 7334 | if (!(reg & BNX2_SHARED_HW_CFG_GIG_LINK_ON_VAUX)) { |
f86e82fb | 7335 | bp->flags |= BNX2_FLAG_NO_WOL; |
846f5c62 MC |
7336 | bp->wol = 0; |
7337 | } | |
38ea3686 MC |
7338 | if (CHIP_NUM(bp) == CHIP_NUM_5706) { |
7339 | /* Don't do parallel detect on this board because of | |
7340 | * some board problems. The link will not go down | |
7341 | * if we do parallel detect. | |
7342 | */ | |
7343 | if (pdev->subsystem_vendor == PCI_VENDOR_ID_HP && | |
7344 | pdev->subsystem_device == 0x310c) | |
7345 | bp->phy_flags |= BNX2_PHY_FLAG_NO_PARALLEL; | |
7346 | } else { | |
5b0c76ad | 7347 | bp->phy_addr = 2; |
5b0c76ad | 7348 | if (reg & BNX2_SHARED_HW_CFG_PHY_2_5G) |
583c28e5 | 7349 | bp->phy_flags |= BNX2_PHY_FLAG_2_5G_CAPABLE; |
5b0c76ad | 7350 | } |
0d8a6571 MC |
7351 | bnx2_init_remote_phy(bp); |
7352 | ||
261dd5ca MC |
7353 | } else if (CHIP_NUM(bp) == CHIP_NUM_5706 || |
7354 | CHIP_NUM(bp) == CHIP_NUM_5708) | |
583c28e5 | 7355 | bp->phy_flags |= BNX2_PHY_FLAG_CRC_FIX; |
fb0c18bd MC |
7356 | else if (CHIP_NUM(bp) == CHIP_NUM_5709 && |
7357 | (CHIP_REV(bp) == CHIP_REV_Ax || | |
7358 | CHIP_REV(bp) == CHIP_REV_Bx)) | |
583c28e5 | 7359 | bp->phy_flags |= BNX2_PHY_FLAG_DIS_EARLY_DAC; |
b6016b76 | 7360 | |
16088272 MC |
7361 | if ((CHIP_ID(bp) == CHIP_ID_5708_A0) || |
7362 | (CHIP_ID(bp) == CHIP_ID_5708_B0) || | |
846f5c62 | 7363 | (CHIP_ID(bp) == CHIP_ID_5708_B1)) { |
f86e82fb | 7364 | bp->flags |= BNX2_FLAG_NO_WOL; |
846f5c62 MC |
7365 | bp->wol = 0; |
7366 | } | |
dda1e390 | 7367 | |
b6016b76 MC |
7368 | if (CHIP_ID(bp) == CHIP_ID_5706_A0) { |
7369 | bp->tx_quick_cons_trip_int = | |
7370 | bp->tx_quick_cons_trip; | |
7371 | bp->tx_ticks_int = bp->tx_ticks; | |
7372 | bp->rx_quick_cons_trip_int = | |
7373 | bp->rx_quick_cons_trip; | |
7374 | bp->rx_ticks_int = bp->rx_ticks; | |
7375 | bp->comp_prod_trip_int = bp->comp_prod_trip; | |
7376 | bp->com_ticks_int = bp->com_ticks; | |
7377 | bp->cmd_ticks_int = bp->cmd_ticks; | |
7378 | } | |
7379 | ||
f9317a40 MC |
7380 | /* Disable MSI on 5706 if AMD 8132 bridge is found. |
7381 | * | |
7382 | * MSI is defined to be 32-bit write. The 5706 does 64-bit MSI writes | |
7383 | * with byte enables disabled on the unused 32-bit word. This is legal | |
7384 | * but causes problems on the AMD 8132 which will eventually stop | |
7385 | * responding after a while. | |
7386 | * | |
7387 | * AMD believes this incompatibility is unique to the 5706, and | |
88187dfa | 7388 | * prefers to locally disable MSI rather than globally disabling it. |
f9317a40 MC |
7389 | */ |
7390 | if (CHIP_NUM(bp) == CHIP_NUM_5706 && disable_msi == 0) { | |
7391 | struct pci_dev *amd_8132 = NULL; | |
7392 | ||
7393 | while ((amd_8132 = pci_get_device(PCI_VENDOR_ID_AMD, | |
7394 | PCI_DEVICE_ID_AMD_8132_BRIDGE, | |
7395 | amd_8132))) { | |
f9317a40 | 7396 | |
44c10138 AK |
7397 | if (amd_8132->revision >= 0x10 && |
7398 | amd_8132->revision <= 0x13) { | |
f9317a40 MC |
7399 | disable_msi = 1; |
7400 | pci_dev_put(amd_8132); | |
7401 | break; | |
7402 | } | |
7403 | } | |
7404 | } | |
7405 | ||
deaf391b | 7406 | bnx2_set_default_link(bp); |
b6016b76 MC |
7407 | bp->req_flow_ctrl = FLOW_CTRL_RX | FLOW_CTRL_TX; |
7408 | ||
cd339a0e MC |
7409 | init_timer(&bp->timer); |
7410 | bp->timer.expires = RUN_AT(bp->timer_interval); | |
7411 | bp->timer.data = (unsigned long) bp; | |
7412 | bp->timer.function = bnx2_timer; | |
7413 | ||
b6016b76 MC |
7414 | return 0; |
7415 | ||
7416 | err_out_unmap: | |
7417 | if (bp->regview) { | |
7418 | iounmap(bp->regview); | |
73eef4cd | 7419 | bp->regview = NULL; |
b6016b76 MC |
7420 | } |
7421 | ||
7422 | err_out_release: | |
7423 | pci_release_regions(pdev); | |
7424 | ||
7425 | err_out_disable: | |
7426 | pci_disable_device(pdev); | |
7427 | pci_set_drvdata(pdev, NULL); | |
7428 | ||
7429 | err_out: | |
7430 | return rc; | |
7431 | } | |
7432 | ||
883e5151 MC |
7433 | static char * __devinit |
7434 | bnx2_bus_string(struct bnx2 *bp, char *str) | |
7435 | { | |
7436 | char *s = str; | |
7437 | ||
f86e82fb | 7438 | if (bp->flags & BNX2_FLAG_PCIE) { |
883e5151 MC |
7439 | s += sprintf(s, "PCI Express"); |
7440 | } else { | |
7441 | s += sprintf(s, "PCI"); | |
f86e82fb | 7442 | if (bp->flags & BNX2_FLAG_PCIX) |
883e5151 | 7443 | s += sprintf(s, "-X"); |
f86e82fb | 7444 | if (bp->flags & BNX2_FLAG_PCI_32BIT) |
883e5151 MC |
7445 | s += sprintf(s, " 32-bit"); |
7446 | else | |
7447 | s += sprintf(s, " 64-bit"); | |
7448 | s += sprintf(s, " %dMHz", bp->bus_speed_mhz); | |
7449 | } | |
7450 | return str; | |
7451 | } | |
7452 | ||
2ba582b7 | 7453 | static void __devinit |
35efa7c1 MC |
7454 | bnx2_init_napi(struct bnx2 *bp) |
7455 | { | |
b4b36042 | 7456 | int i; |
35efa7c1 | 7457 | |
b4b36042 | 7458 | for (i = 0; i < BNX2_MAX_MSIX_VEC; i++) { |
35e9010b MC |
7459 | struct bnx2_napi *bnapi = &bp->bnx2_napi[i]; |
7460 | int (*poll)(struct napi_struct *, int); | |
7461 | ||
7462 | if (i == 0) | |
7463 | poll = bnx2_poll; | |
7464 | else | |
7465 | poll = bnx2_tx_poll; | |
7466 | ||
7467 | netif_napi_add(bp->dev, &bp->bnx2_napi[i].napi, poll, 64); | |
b4b36042 MC |
7468 | bnapi->bp = bp; |
7469 | } | |
35efa7c1 MC |
7470 | } |
7471 | ||
b6016b76 MC |
7472 | static int __devinit |
7473 | bnx2_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) | |
7474 | { | |
7475 | static int version_printed = 0; | |
7476 | struct net_device *dev = NULL; | |
7477 | struct bnx2 *bp; | |
0795af57 | 7478 | int rc; |
883e5151 | 7479 | char str[40]; |
0795af57 | 7480 | DECLARE_MAC_BUF(mac); |
b6016b76 MC |
7481 | |
7482 | if (version_printed++ == 0) | |
7483 | printk(KERN_INFO "%s", version); | |
7484 | ||
7485 | /* dev zeroed in init_etherdev */ | |
7486 | dev = alloc_etherdev(sizeof(*bp)); | |
7487 | ||
7488 | if (!dev) | |
7489 | return -ENOMEM; | |
7490 | ||
7491 | rc = bnx2_init_board(pdev, dev); | |
7492 | if (rc < 0) { | |
7493 | free_netdev(dev); | |
7494 | return rc; | |
7495 | } | |
7496 | ||
7497 | dev->open = bnx2_open; | |
7498 | dev->hard_start_xmit = bnx2_start_xmit; | |
7499 | dev->stop = bnx2_close; | |
7500 | dev->get_stats = bnx2_get_stats; | |
7501 | dev->set_multicast_list = bnx2_set_rx_mode; | |
7502 | dev->do_ioctl = bnx2_ioctl; | |
7503 | dev->set_mac_address = bnx2_change_mac_addr; | |
7504 | dev->change_mtu = bnx2_change_mtu; | |
7505 | dev->tx_timeout = bnx2_tx_timeout; | |
7506 | dev->watchdog_timeo = TX_TIMEOUT; | |
7507 | #ifdef BCM_VLAN | |
7508 | dev->vlan_rx_register = bnx2_vlan_rx_register; | |
b6016b76 | 7509 | #endif |
b6016b76 | 7510 | dev->ethtool_ops = &bnx2_ethtool_ops; |
b6016b76 | 7511 | |
972ec0d4 | 7512 | bp = netdev_priv(dev); |
35efa7c1 | 7513 | bnx2_init_napi(bp); |
b6016b76 MC |
7514 | |
7515 | #if defined(HAVE_POLL_CONTROLLER) || defined(CONFIG_NET_POLL_CONTROLLER) | |
7516 | dev->poll_controller = poll_bnx2; | |
7517 | #endif | |
7518 | ||
1b2f922f MC |
7519 | pci_set_drvdata(pdev, dev); |
7520 | ||
7521 | memcpy(dev->dev_addr, bp->mac_addr, 6); | |
7522 | memcpy(dev->perm_addr, bp->mac_addr, 6); | |
7523 | bp->name = board_info[ent->driver_data].name; | |
7524 | ||
d212f87b | 7525 | dev->features |= NETIF_F_IP_CSUM | NETIF_F_SG; |
4666f87a | 7526 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
d212f87b SH |
7527 | dev->features |= NETIF_F_IPV6_CSUM; |
7528 | ||
1b2f922f MC |
7529 | #ifdef BCM_VLAN |
7530 | dev->features |= NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_RX; | |
7531 | #endif | |
7532 | dev->features |= NETIF_F_TSO | NETIF_F_TSO_ECN; | |
4666f87a MC |
7533 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
7534 | dev->features |= NETIF_F_TSO6; | |
1b2f922f | 7535 | |
b6016b76 | 7536 | if ((rc = register_netdev(dev))) { |
9b91cf9d | 7537 | dev_err(&pdev->dev, "Cannot register net device\n"); |
b6016b76 MC |
7538 | if (bp->regview) |
7539 | iounmap(bp->regview); | |
7540 | pci_release_regions(pdev); | |
7541 | pci_disable_device(pdev); | |
7542 | pci_set_drvdata(pdev, NULL); | |
7543 | free_netdev(dev); | |
7544 | return rc; | |
7545 | } | |
7546 | ||
883e5151 | 7547 | printk(KERN_INFO "%s: %s (%c%d) %s found at mem %lx, " |
0795af57 | 7548 | "IRQ %d, node addr %s\n", |
b6016b76 MC |
7549 | dev->name, |
7550 | bp->name, | |
7551 | ((CHIP_ID(bp) & 0xf000) >> 12) + 'A', | |
7552 | ((CHIP_ID(bp) & 0x0ff0) >> 4), | |
883e5151 | 7553 | bnx2_bus_string(bp, str), |
b6016b76 | 7554 | dev->base_addr, |
0795af57 | 7555 | bp->pdev->irq, print_mac(mac, dev->dev_addr)); |
b6016b76 | 7556 | |
b6016b76 MC |
7557 | return 0; |
7558 | } | |
7559 | ||
7560 | static void __devexit | |
7561 | bnx2_remove_one(struct pci_dev *pdev) | |
7562 | { | |
7563 | struct net_device *dev = pci_get_drvdata(pdev); | |
972ec0d4 | 7564 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 7565 | |
afdc08b9 MC |
7566 | flush_scheduled_work(); |
7567 | ||
b6016b76 MC |
7568 | unregister_netdev(dev); |
7569 | ||
7570 | if (bp->regview) | |
7571 | iounmap(bp->regview); | |
7572 | ||
7573 | free_netdev(dev); | |
7574 | pci_release_regions(pdev); | |
7575 | pci_disable_device(pdev); | |
7576 | pci_set_drvdata(pdev, NULL); | |
7577 | } | |
7578 | ||
7579 | static int | |
829ca9a3 | 7580 | bnx2_suspend(struct pci_dev *pdev, pm_message_t state) |
b6016b76 MC |
7581 | { |
7582 | struct net_device *dev = pci_get_drvdata(pdev); | |
972ec0d4 | 7583 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
7584 | u32 reset_code; |
7585 | ||
6caebb02 MC |
7586 | /* PCI register 4 needs to be saved whether netif_running() or not. |
7587 | * MSI address and data need to be saved if using MSI and | |
7588 | * netif_running(). | |
7589 | */ | |
7590 | pci_save_state(pdev); | |
b6016b76 MC |
7591 | if (!netif_running(dev)) |
7592 | return 0; | |
7593 | ||
1d60290f | 7594 | flush_scheduled_work(); |
b6016b76 MC |
7595 | bnx2_netif_stop(bp); |
7596 | netif_device_detach(dev); | |
7597 | del_timer_sync(&bp->timer); | |
f86e82fb | 7598 | if (bp->flags & BNX2_FLAG_NO_WOL) |
6c4f095e | 7599 | reset_code = BNX2_DRV_MSG_CODE_UNLOAD_LNK_DN; |
dda1e390 | 7600 | else if (bp->wol) |
b6016b76 MC |
7601 | reset_code = BNX2_DRV_MSG_CODE_SUSPEND_WOL; |
7602 | else | |
7603 | reset_code = BNX2_DRV_MSG_CODE_SUSPEND_NO_WOL; | |
7604 | bnx2_reset_chip(bp, reset_code); | |
7605 | bnx2_free_skbs(bp); | |
829ca9a3 | 7606 | bnx2_set_power_state(bp, pci_choose_state(pdev, state)); |
b6016b76 MC |
7607 | return 0; |
7608 | } | |
7609 | ||
7610 | static int | |
7611 | bnx2_resume(struct pci_dev *pdev) | |
7612 | { | |
7613 | struct net_device *dev = pci_get_drvdata(pdev); | |
972ec0d4 | 7614 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 7615 | |
6caebb02 | 7616 | pci_restore_state(pdev); |
b6016b76 MC |
7617 | if (!netif_running(dev)) |
7618 | return 0; | |
7619 | ||
829ca9a3 | 7620 | bnx2_set_power_state(bp, PCI_D0); |
b6016b76 | 7621 | netif_device_attach(dev); |
9a120bc5 | 7622 | bnx2_init_nic(bp, 1); |
b6016b76 MC |
7623 | bnx2_netif_start(bp); |
7624 | return 0; | |
7625 | } | |
7626 | ||
6ff2da49 WX |
7627 | /** |
7628 | * bnx2_io_error_detected - called when PCI error is detected | |
7629 | * @pdev: Pointer to PCI device | |
7630 | * @state: The current pci connection state | |
7631 | * | |
7632 | * This function is called after a PCI bus error affecting | |
7633 | * this device has been detected. | |
7634 | */ | |
7635 | static pci_ers_result_t bnx2_io_error_detected(struct pci_dev *pdev, | |
7636 | pci_channel_state_t state) | |
7637 | { | |
7638 | struct net_device *dev = pci_get_drvdata(pdev); | |
7639 | struct bnx2 *bp = netdev_priv(dev); | |
7640 | ||
7641 | rtnl_lock(); | |
7642 | netif_device_detach(dev); | |
7643 | ||
7644 | if (netif_running(dev)) { | |
7645 | bnx2_netif_stop(bp); | |
7646 | del_timer_sync(&bp->timer); | |
7647 | bnx2_reset_nic(bp, BNX2_DRV_MSG_CODE_RESET); | |
7648 | } | |
7649 | ||
7650 | pci_disable_device(pdev); | |
7651 | rtnl_unlock(); | |
7652 | ||
7653 | /* Request a slot slot reset. */ | |
7654 | return PCI_ERS_RESULT_NEED_RESET; | |
7655 | } | |
7656 | ||
7657 | /** | |
7658 | * bnx2_io_slot_reset - called after the pci bus has been reset. | |
7659 | * @pdev: Pointer to PCI device | |
7660 | * | |
7661 | * Restart the card from scratch, as if from a cold-boot. | |
7662 | */ | |
7663 | static pci_ers_result_t bnx2_io_slot_reset(struct pci_dev *pdev) | |
7664 | { | |
7665 | struct net_device *dev = pci_get_drvdata(pdev); | |
7666 | struct bnx2 *bp = netdev_priv(dev); | |
7667 | ||
7668 | rtnl_lock(); | |
7669 | if (pci_enable_device(pdev)) { | |
7670 | dev_err(&pdev->dev, | |
7671 | "Cannot re-enable PCI device after reset.\n"); | |
7672 | rtnl_unlock(); | |
7673 | return PCI_ERS_RESULT_DISCONNECT; | |
7674 | } | |
7675 | pci_set_master(pdev); | |
7676 | pci_restore_state(pdev); | |
7677 | ||
7678 | if (netif_running(dev)) { | |
7679 | bnx2_set_power_state(bp, PCI_D0); | |
7680 | bnx2_init_nic(bp, 1); | |
7681 | } | |
7682 | ||
7683 | rtnl_unlock(); | |
7684 | return PCI_ERS_RESULT_RECOVERED; | |
7685 | } | |
7686 | ||
7687 | /** | |
7688 | * bnx2_io_resume - called when traffic can start flowing again. | |
7689 | * @pdev: Pointer to PCI device | |
7690 | * | |
7691 | * This callback is called when the error recovery driver tells us that | |
7692 | * its OK to resume normal operation. | |
7693 | */ | |
7694 | static void bnx2_io_resume(struct pci_dev *pdev) | |
7695 | { | |
7696 | struct net_device *dev = pci_get_drvdata(pdev); | |
7697 | struct bnx2 *bp = netdev_priv(dev); | |
7698 | ||
7699 | rtnl_lock(); | |
7700 | if (netif_running(dev)) | |
7701 | bnx2_netif_start(bp); | |
7702 | ||
7703 | netif_device_attach(dev); | |
7704 | rtnl_unlock(); | |
7705 | } | |
7706 | ||
7707 | static struct pci_error_handlers bnx2_err_handler = { | |
7708 | .error_detected = bnx2_io_error_detected, | |
7709 | .slot_reset = bnx2_io_slot_reset, | |
7710 | .resume = bnx2_io_resume, | |
7711 | }; | |
7712 | ||
b6016b76 | 7713 | static struct pci_driver bnx2_pci_driver = { |
14ab9b86 PH |
7714 | .name = DRV_MODULE_NAME, |
7715 | .id_table = bnx2_pci_tbl, | |
7716 | .probe = bnx2_init_one, | |
7717 | .remove = __devexit_p(bnx2_remove_one), | |
7718 | .suspend = bnx2_suspend, | |
7719 | .resume = bnx2_resume, | |
6ff2da49 | 7720 | .err_handler = &bnx2_err_handler, |
b6016b76 MC |
7721 | }; |
7722 | ||
7723 | static int __init bnx2_init(void) | |
7724 | { | |
29917620 | 7725 | return pci_register_driver(&bnx2_pci_driver); |
b6016b76 MC |
7726 | } |
7727 | ||
7728 | static void __exit bnx2_cleanup(void) | |
7729 | { | |
7730 | pci_unregister_driver(&bnx2_pci_driver); | |
7731 | } | |
7732 | ||
7733 | module_init(bnx2_init); | |
7734 | module_exit(bnx2_cleanup); | |
7735 | ||
7736 | ||
7737 |