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b6016b76 MC |
1 | /* bnx2.c: Broadcom NX2 network driver. |
2 | * | |
72fbaeb6 | 3 | * Copyright (c) 2004-2007 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 | |
b3448b0b DV |
55 | #define FW_BUF_SIZE 0x8000 |
56 | ||
b6016b76 MC |
57 | #define DRV_MODULE_NAME "bnx2" |
58 | #define PFX DRV_MODULE_NAME ": " | |
0c2bef49 MC |
59 | #define DRV_MODULE_VERSION "1.6.8" |
60 | #define DRV_MODULE_RELDATE "October 17, 2007" | |
b6016b76 MC |
61 | |
62 | #define RUN_AT(x) (jiffies + (x)) | |
63 | ||
64 | /* Time in jiffies before concluding the transmitter is hung. */ | |
65 | #define TX_TIMEOUT (5*HZ) | |
66 | ||
e19360f2 | 67 | static const char version[] __devinitdata = |
b6016b76 MC |
68 | "Broadcom NetXtreme II Gigabit Ethernet Driver " DRV_MODULE_NAME " v" DRV_MODULE_VERSION " (" DRV_MODULE_RELDATE ")\n"; |
69 | ||
70 | MODULE_AUTHOR("Michael Chan <mchan@broadcom.com>"); | |
05d0f1cf | 71 | MODULE_DESCRIPTION("Broadcom NetXtreme II BCM5706/5708 Driver"); |
b6016b76 MC |
72 | MODULE_LICENSE("GPL"); |
73 | MODULE_VERSION(DRV_MODULE_VERSION); | |
74 | ||
75 | static int disable_msi = 0; | |
76 | ||
77 | module_param(disable_msi, int, 0); | |
78 | MODULE_PARM_DESC(disable_msi, "Disable Message Signaled Interrupt (MSI)"); | |
79 | ||
80 | typedef enum { | |
81 | BCM5706 = 0, | |
82 | NC370T, | |
83 | NC370I, | |
84 | BCM5706S, | |
85 | NC370F, | |
5b0c76ad MC |
86 | BCM5708, |
87 | BCM5708S, | |
bac0dff6 | 88 | BCM5709, |
27a005b8 | 89 | BCM5709S, |
b6016b76 MC |
90 | } board_t; |
91 | ||
92 | /* indexed by board_t, above */ | |
f71e1309 | 93 | static const struct { |
b6016b76 MC |
94 | char *name; |
95 | } board_info[] __devinitdata = { | |
96 | { "Broadcom NetXtreme II BCM5706 1000Base-T" }, | |
97 | { "HP NC370T Multifunction Gigabit Server Adapter" }, | |
98 | { "HP NC370i Multifunction Gigabit Server Adapter" }, | |
99 | { "Broadcom NetXtreme II BCM5706 1000Base-SX" }, | |
100 | { "HP NC370F Multifunction Gigabit Server Adapter" }, | |
5b0c76ad MC |
101 | { "Broadcom NetXtreme II BCM5708 1000Base-T" }, |
102 | { "Broadcom NetXtreme II BCM5708 1000Base-SX" }, | |
bac0dff6 | 103 | { "Broadcom NetXtreme II BCM5709 1000Base-T" }, |
27a005b8 | 104 | { "Broadcom NetXtreme II BCM5709 1000Base-SX" }, |
b6016b76 MC |
105 | }; |
106 | ||
107 | static struct pci_device_id bnx2_pci_tbl[] = { | |
108 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5706, | |
109 | PCI_VENDOR_ID_HP, 0x3101, 0, 0, NC370T }, | |
110 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5706, | |
111 | PCI_VENDOR_ID_HP, 0x3106, 0, 0, NC370I }, | |
112 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5706, | |
113 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM5706 }, | |
5b0c76ad MC |
114 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5708, |
115 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM5708 }, | |
b6016b76 MC |
116 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5706S, |
117 | PCI_VENDOR_ID_HP, 0x3102, 0, 0, NC370F }, | |
118 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5706S, | |
119 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM5706S }, | |
5b0c76ad MC |
120 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5708S, |
121 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM5708S }, | |
bac0dff6 MC |
122 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5709, |
123 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM5709 }, | |
27a005b8 MC |
124 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5709S, |
125 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM5709S }, | |
b6016b76 MC |
126 | { 0, } |
127 | }; | |
128 | ||
129 | static struct flash_spec flash_table[] = | |
130 | { | |
e30372c9 MC |
131 | #define BUFFERED_FLAGS (BNX2_NV_BUFFERED | BNX2_NV_TRANSLATE) |
132 | #define NONBUFFERED_FLAGS (BNX2_NV_WREN) | |
b6016b76 | 133 | /* Slow EEPROM */ |
37137709 | 134 | {0x00000000, 0x40830380, 0x009f0081, 0xa184a053, 0xaf000400, |
e30372c9 | 135 | BUFFERED_FLAGS, SEEPROM_PAGE_BITS, SEEPROM_PAGE_SIZE, |
b6016b76 MC |
136 | SEEPROM_BYTE_ADDR_MASK, SEEPROM_TOTAL_SIZE, |
137 | "EEPROM - slow"}, | |
37137709 MC |
138 | /* Expansion entry 0001 */ |
139 | {0x08000002, 0x4b808201, 0x00050081, 0x03840253, 0xaf020406, | |
e30372c9 | 140 | NONBUFFERED_FLAGS, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, |
37137709 MC |
141 | SAIFUN_FLASH_BYTE_ADDR_MASK, 0, |
142 | "Entry 0001"}, | |
b6016b76 MC |
143 | /* Saifun SA25F010 (non-buffered flash) */ |
144 | /* strap, cfg1, & write1 need updates */ | |
37137709 | 145 | {0x04000001, 0x47808201, 0x00050081, 0x03840253, 0xaf020406, |
e30372c9 | 146 | NONBUFFERED_FLAGS, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, |
b6016b76 MC |
147 | SAIFUN_FLASH_BYTE_ADDR_MASK, SAIFUN_FLASH_BASE_TOTAL_SIZE*2, |
148 | "Non-buffered flash (128kB)"}, | |
149 | /* Saifun SA25F020 (non-buffered flash) */ | |
150 | /* strap, cfg1, & write1 need updates */ | |
37137709 | 151 | {0x0c000003, 0x4f808201, 0x00050081, 0x03840253, 0xaf020406, |
e30372c9 | 152 | NONBUFFERED_FLAGS, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, |
b6016b76 MC |
153 | SAIFUN_FLASH_BYTE_ADDR_MASK, SAIFUN_FLASH_BASE_TOTAL_SIZE*4, |
154 | "Non-buffered flash (256kB)"}, | |
37137709 MC |
155 | /* Expansion entry 0100 */ |
156 | {0x11000000, 0x53808201, 0x00050081, 0x03840253, 0xaf020406, | |
e30372c9 | 157 | NONBUFFERED_FLAGS, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, |
37137709 MC |
158 | SAIFUN_FLASH_BYTE_ADDR_MASK, 0, |
159 | "Entry 0100"}, | |
160 | /* Entry 0101: ST M45PE10 (non-buffered flash, TetonII B0) */ | |
6aa20a22 | 161 | {0x19000002, 0x5b808201, 0x000500db, 0x03840253, 0xaf020406, |
e30372c9 | 162 | NONBUFFERED_FLAGS, ST_MICRO_FLASH_PAGE_BITS, ST_MICRO_FLASH_PAGE_SIZE, |
37137709 MC |
163 | ST_MICRO_FLASH_BYTE_ADDR_MASK, ST_MICRO_FLASH_BASE_TOTAL_SIZE*2, |
164 | "Entry 0101: ST M45PE10 (128kB non-bufferred)"}, | |
165 | /* Entry 0110: ST M45PE20 (non-buffered flash)*/ | |
166 | {0x15000001, 0x57808201, 0x000500db, 0x03840253, 0xaf020406, | |
e30372c9 | 167 | NONBUFFERED_FLAGS, ST_MICRO_FLASH_PAGE_BITS, ST_MICRO_FLASH_PAGE_SIZE, |
37137709 MC |
168 | ST_MICRO_FLASH_BYTE_ADDR_MASK, ST_MICRO_FLASH_BASE_TOTAL_SIZE*4, |
169 | "Entry 0110: ST M45PE20 (256kB non-bufferred)"}, | |
170 | /* Saifun SA25F005 (non-buffered flash) */ | |
171 | /* strap, cfg1, & write1 need updates */ | |
172 | {0x1d000003, 0x5f808201, 0x00050081, 0x03840253, 0xaf020406, | |
e30372c9 | 173 | NONBUFFERED_FLAGS, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, |
37137709 MC |
174 | SAIFUN_FLASH_BYTE_ADDR_MASK, SAIFUN_FLASH_BASE_TOTAL_SIZE, |
175 | "Non-buffered flash (64kB)"}, | |
176 | /* Fast EEPROM */ | |
177 | {0x22000000, 0x62808380, 0x009f0081, 0xa184a053, 0xaf000400, | |
e30372c9 | 178 | BUFFERED_FLAGS, SEEPROM_PAGE_BITS, SEEPROM_PAGE_SIZE, |
37137709 MC |
179 | SEEPROM_BYTE_ADDR_MASK, SEEPROM_TOTAL_SIZE, |
180 | "EEPROM - fast"}, | |
181 | /* Expansion entry 1001 */ | |
182 | {0x2a000002, 0x6b808201, 0x00050081, 0x03840253, 0xaf020406, | |
e30372c9 | 183 | NONBUFFERED_FLAGS, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, |
37137709 MC |
184 | SAIFUN_FLASH_BYTE_ADDR_MASK, 0, |
185 | "Entry 1001"}, | |
186 | /* Expansion entry 1010 */ | |
187 | {0x26000001, 0x67808201, 0x00050081, 0x03840253, 0xaf020406, | |
e30372c9 | 188 | NONBUFFERED_FLAGS, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, |
37137709 MC |
189 | SAIFUN_FLASH_BYTE_ADDR_MASK, 0, |
190 | "Entry 1010"}, | |
191 | /* ATMEL AT45DB011B (buffered flash) */ | |
192 | {0x2e000003, 0x6e808273, 0x00570081, 0x68848353, 0xaf000400, | |
e30372c9 | 193 | BUFFERED_FLAGS, BUFFERED_FLASH_PAGE_BITS, BUFFERED_FLASH_PAGE_SIZE, |
37137709 MC |
194 | BUFFERED_FLASH_BYTE_ADDR_MASK, BUFFERED_FLASH_TOTAL_SIZE, |
195 | "Buffered flash (128kB)"}, | |
196 | /* Expansion entry 1100 */ | |
197 | {0x33000000, 0x73808201, 0x00050081, 0x03840253, 0xaf020406, | |
e30372c9 | 198 | NONBUFFERED_FLAGS, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, |
37137709 MC |
199 | SAIFUN_FLASH_BYTE_ADDR_MASK, 0, |
200 | "Entry 1100"}, | |
201 | /* Expansion entry 1101 */ | |
202 | {0x3b000002, 0x7b808201, 0x00050081, 0x03840253, 0xaf020406, | |
e30372c9 | 203 | NONBUFFERED_FLAGS, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, |
37137709 MC |
204 | SAIFUN_FLASH_BYTE_ADDR_MASK, 0, |
205 | "Entry 1101"}, | |
206 | /* Ateml Expansion entry 1110 */ | |
207 | {0x37000001, 0x76808273, 0x00570081, 0x68848353, 0xaf000400, | |
e30372c9 | 208 | BUFFERED_FLAGS, BUFFERED_FLASH_PAGE_BITS, BUFFERED_FLASH_PAGE_SIZE, |
37137709 MC |
209 | BUFFERED_FLASH_BYTE_ADDR_MASK, 0, |
210 | "Entry 1110 (Atmel)"}, | |
211 | /* ATMEL AT45DB021B (buffered flash) */ | |
212 | {0x3f000003, 0x7e808273, 0x00570081, 0x68848353, 0xaf000400, | |
e30372c9 | 213 | BUFFERED_FLAGS, BUFFERED_FLASH_PAGE_BITS, BUFFERED_FLASH_PAGE_SIZE, |
37137709 MC |
214 | BUFFERED_FLASH_BYTE_ADDR_MASK, BUFFERED_FLASH_TOTAL_SIZE*2, |
215 | "Buffered flash (256kB)"}, | |
b6016b76 MC |
216 | }; |
217 | ||
e30372c9 MC |
218 | static struct flash_spec flash_5709 = { |
219 | .flags = BNX2_NV_BUFFERED, | |
220 | .page_bits = BCM5709_FLASH_PAGE_BITS, | |
221 | .page_size = BCM5709_FLASH_PAGE_SIZE, | |
222 | .addr_mask = BCM5709_FLASH_BYTE_ADDR_MASK, | |
223 | .total_size = BUFFERED_FLASH_TOTAL_SIZE*2, | |
224 | .name = "5709 Buffered flash (256kB)", | |
225 | }; | |
226 | ||
b6016b76 MC |
227 | MODULE_DEVICE_TABLE(pci, bnx2_pci_tbl); |
228 | ||
e89bbf10 MC |
229 | static inline u32 bnx2_tx_avail(struct bnx2 *bp) |
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 | */ | |
238 | diff = bp->tx_prod - bp->tx_cons; | |
239 | if (unlikely(diff >= TX_DESC_CNT)) { | |
240 | diff &= 0xffff; | |
241 | if (diff == TX_DESC_CNT) | |
242 | diff = MAX_TX_DESC_CNT; | |
243 | } | |
e89bbf10 MC |
244 | return (bp->tx_ring_size - diff); |
245 | } | |
246 | ||
b6016b76 MC |
247 | static u32 |
248 | bnx2_reg_rd_ind(struct bnx2 *bp, u32 offset) | |
249 | { | |
1b8227c4 MC |
250 | u32 val; |
251 | ||
252 | spin_lock_bh(&bp->indirect_lock); | |
b6016b76 | 253 | REG_WR(bp, BNX2_PCICFG_REG_WINDOW_ADDRESS, offset); |
1b8227c4 MC |
254 | val = REG_RD(bp, BNX2_PCICFG_REG_WINDOW); |
255 | spin_unlock_bh(&bp->indirect_lock); | |
256 | return val; | |
b6016b76 MC |
257 | } |
258 | ||
259 | static void | |
260 | bnx2_reg_wr_ind(struct bnx2 *bp, u32 offset, u32 val) | |
261 | { | |
1b8227c4 | 262 | spin_lock_bh(&bp->indirect_lock); |
b6016b76 MC |
263 | REG_WR(bp, BNX2_PCICFG_REG_WINDOW_ADDRESS, offset); |
264 | REG_WR(bp, BNX2_PCICFG_REG_WINDOW, val); | |
1b8227c4 | 265 | spin_unlock_bh(&bp->indirect_lock); |
b6016b76 MC |
266 | } |
267 | ||
268 | static void | |
269 | bnx2_ctx_wr(struct bnx2 *bp, u32 cid_addr, u32 offset, u32 val) | |
270 | { | |
271 | offset += cid_addr; | |
1b8227c4 | 272 | spin_lock_bh(&bp->indirect_lock); |
59b47d8a MC |
273 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
274 | int i; | |
275 | ||
276 | REG_WR(bp, BNX2_CTX_CTX_DATA, val); | |
277 | REG_WR(bp, BNX2_CTX_CTX_CTRL, | |
278 | offset | BNX2_CTX_CTX_CTRL_WRITE_REQ); | |
279 | for (i = 0; i < 5; i++) { | |
280 | u32 val; | |
281 | val = REG_RD(bp, BNX2_CTX_CTX_CTRL); | |
282 | if ((val & BNX2_CTX_CTX_CTRL_WRITE_REQ) == 0) | |
283 | break; | |
284 | udelay(5); | |
285 | } | |
286 | } else { | |
287 | REG_WR(bp, BNX2_CTX_DATA_ADR, offset); | |
288 | REG_WR(bp, BNX2_CTX_DATA, val); | |
289 | } | |
1b8227c4 | 290 | spin_unlock_bh(&bp->indirect_lock); |
b6016b76 MC |
291 | } |
292 | ||
293 | static int | |
294 | bnx2_read_phy(struct bnx2 *bp, u32 reg, u32 *val) | |
295 | { | |
296 | u32 val1; | |
297 | int i, ret; | |
298 | ||
299 | if (bp->phy_flags & PHY_INT_MODE_AUTO_POLLING_FLAG) { | |
300 | val1 = REG_RD(bp, BNX2_EMAC_MDIO_MODE); | |
301 | val1 &= ~BNX2_EMAC_MDIO_MODE_AUTO_POLL; | |
302 | ||
303 | REG_WR(bp, BNX2_EMAC_MDIO_MODE, val1); | |
304 | REG_RD(bp, BNX2_EMAC_MDIO_MODE); | |
305 | ||
306 | udelay(40); | |
307 | } | |
308 | ||
309 | val1 = (bp->phy_addr << 21) | (reg << 16) | | |
310 | BNX2_EMAC_MDIO_COMM_COMMAND_READ | BNX2_EMAC_MDIO_COMM_DISEXT | | |
311 | BNX2_EMAC_MDIO_COMM_START_BUSY; | |
312 | REG_WR(bp, BNX2_EMAC_MDIO_COMM, val1); | |
313 | ||
314 | for (i = 0; i < 50; i++) { | |
315 | udelay(10); | |
316 | ||
317 | val1 = REG_RD(bp, BNX2_EMAC_MDIO_COMM); | |
318 | if (!(val1 & BNX2_EMAC_MDIO_COMM_START_BUSY)) { | |
319 | udelay(5); | |
320 | ||
321 | val1 = REG_RD(bp, BNX2_EMAC_MDIO_COMM); | |
322 | val1 &= BNX2_EMAC_MDIO_COMM_DATA; | |
323 | ||
324 | break; | |
325 | } | |
326 | } | |
327 | ||
328 | if (val1 & BNX2_EMAC_MDIO_COMM_START_BUSY) { | |
329 | *val = 0x0; | |
330 | ret = -EBUSY; | |
331 | } | |
332 | else { | |
333 | *val = val1; | |
334 | ret = 0; | |
335 | } | |
336 | ||
337 | if (bp->phy_flags & PHY_INT_MODE_AUTO_POLLING_FLAG) { | |
338 | val1 = REG_RD(bp, BNX2_EMAC_MDIO_MODE); | |
339 | val1 |= BNX2_EMAC_MDIO_MODE_AUTO_POLL; | |
340 | ||
341 | REG_WR(bp, BNX2_EMAC_MDIO_MODE, val1); | |
342 | REG_RD(bp, BNX2_EMAC_MDIO_MODE); | |
343 | ||
344 | udelay(40); | |
345 | } | |
346 | ||
347 | return ret; | |
348 | } | |
349 | ||
350 | static int | |
351 | bnx2_write_phy(struct bnx2 *bp, u32 reg, u32 val) | |
352 | { | |
353 | u32 val1; | |
354 | int i, ret; | |
355 | ||
356 | if (bp->phy_flags & PHY_INT_MODE_AUTO_POLLING_FLAG) { | |
357 | val1 = REG_RD(bp, BNX2_EMAC_MDIO_MODE); | |
358 | val1 &= ~BNX2_EMAC_MDIO_MODE_AUTO_POLL; | |
359 | ||
360 | REG_WR(bp, BNX2_EMAC_MDIO_MODE, val1); | |
361 | REG_RD(bp, BNX2_EMAC_MDIO_MODE); | |
362 | ||
363 | udelay(40); | |
364 | } | |
365 | ||
366 | val1 = (bp->phy_addr << 21) | (reg << 16) | val | | |
367 | BNX2_EMAC_MDIO_COMM_COMMAND_WRITE | | |
368 | BNX2_EMAC_MDIO_COMM_START_BUSY | BNX2_EMAC_MDIO_COMM_DISEXT; | |
369 | REG_WR(bp, BNX2_EMAC_MDIO_COMM, val1); | |
6aa20a22 | 370 | |
b6016b76 MC |
371 | for (i = 0; i < 50; i++) { |
372 | udelay(10); | |
373 | ||
374 | val1 = REG_RD(bp, BNX2_EMAC_MDIO_COMM); | |
375 | if (!(val1 & BNX2_EMAC_MDIO_COMM_START_BUSY)) { | |
376 | udelay(5); | |
377 | break; | |
378 | } | |
379 | } | |
380 | ||
381 | if (val1 & BNX2_EMAC_MDIO_COMM_START_BUSY) | |
382 | ret = -EBUSY; | |
383 | else | |
384 | ret = 0; | |
385 | ||
386 | if (bp->phy_flags & PHY_INT_MODE_AUTO_POLLING_FLAG) { | |
387 | val1 = REG_RD(bp, BNX2_EMAC_MDIO_MODE); | |
388 | val1 |= BNX2_EMAC_MDIO_MODE_AUTO_POLL; | |
389 | ||
390 | REG_WR(bp, BNX2_EMAC_MDIO_MODE, val1); | |
391 | REG_RD(bp, BNX2_EMAC_MDIO_MODE); | |
392 | ||
393 | udelay(40); | |
394 | } | |
395 | ||
396 | return ret; | |
397 | } | |
398 | ||
399 | static void | |
400 | bnx2_disable_int(struct bnx2 *bp) | |
401 | { | |
402 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, | |
403 | BNX2_PCICFG_INT_ACK_CMD_MASK_INT); | |
404 | REG_RD(bp, BNX2_PCICFG_INT_ACK_CMD); | |
405 | } | |
406 | ||
407 | static void | |
408 | bnx2_enable_int(struct bnx2 *bp) | |
409 | { | |
1269a8a6 MC |
410 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, |
411 | BNX2_PCICFG_INT_ACK_CMD_INDEX_VALID | | |
412 | BNX2_PCICFG_INT_ACK_CMD_MASK_INT | bp->last_status_idx); | |
413 | ||
b6016b76 MC |
414 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, |
415 | BNX2_PCICFG_INT_ACK_CMD_INDEX_VALID | bp->last_status_idx); | |
416 | ||
bf5295bb | 417 | REG_WR(bp, BNX2_HC_COMMAND, bp->hc_cmd | BNX2_HC_COMMAND_COAL_NOW); |
b6016b76 MC |
418 | } |
419 | ||
420 | static void | |
421 | bnx2_disable_int_sync(struct bnx2 *bp) | |
422 | { | |
423 | atomic_inc(&bp->intr_sem); | |
424 | bnx2_disable_int(bp); | |
425 | synchronize_irq(bp->pdev->irq); | |
426 | } | |
427 | ||
428 | static void | |
429 | bnx2_netif_stop(struct bnx2 *bp) | |
430 | { | |
431 | bnx2_disable_int_sync(bp); | |
432 | if (netif_running(bp->dev)) { | |
bea3348e | 433 | napi_disable(&bp->napi); |
b6016b76 MC |
434 | netif_tx_disable(bp->dev); |
435 | bp->dev->trans_start = jiffies; /* prevent tx timeout */ | |
436 | } | |
437 | } | |
438 | ||
439 | static void | |
440 | bnx2_netif_start(struct bnx2 *bp) | |
441 | { | |
442 | if (atomic_dec_and_test(&bp->intr_sem)) { | |
443 | if (netif_running(bp->dev)) { | |
444 | netif_wake_queue(bp->dev); | |
bea3348e | 445 | napi_enable(&bp->napi); |
b6016b76 MC |
446 | bnx2_enable_int(bp); |
447 | } | |
448 | } | |
449 | } | |
450 | ||
451 | static void | |
452 | bnx2_free_mem(struct bnx2 *bp) | |
453 | { | |
13daffa2 MC |
454 | int i; |
455 | ||
59b47d8a MC |
456 | for (i = 0; i < bp->ctx_pages; i++) { |
457 | if (bp->ctx_blk[i]) { | |
458 | pci_free_consistent(bp->pdev, BCM_PAGE_SIZE, | |
459 | bp->ctx_blk[i], | |
460 | bp->ctx_blk_mapping[i]); | |
461 | bp->ctx_blk[i] = NULL; | |
462 | } | |
463 | } | |
b6016b76 | 464 | if (bp->status_blk) { |
0f31f994 | 465 | pci_free_consistent(bp->pdev, bp->status_stats_size, |
b6016b76 MC |
466 | bp->status_blk, bp->status_blk_mapping); |
467 | bp->status_blk = NULL; | |
0f31f994 | 468 | bp->stats_blk = NULL; |
b6016b76 MC |
469 | } |
470 | if (bp->tx_desc_ring) { | |
471 | pci_free_consistent(bp->pdev, | |
472 | sizeof(struct tx_bd) * TX_DESC_CNT, | |
473 | bp->tx_desc_ring, bp->tx_desc_mapping); | |
474 | bp->tx_desc_ring = NULL; | |
475 | } | |
b4558ea9 JJ |
476 | kfree(bp->tx_buf_ring); |
477 | bp->tx_buf_ring = NULL; | |
13daffa2 MC |
478 | for (i = 0; i < bp->rx_max_ring; i++) { |
479 | if (bp->rx_desc_ring[i]) | |
480 | pci_free_consistent(bp->pdev, | |
481 | sizeof(struct rx_bd) * RX_DESC_CNT, | |
482 | bp->rx_desc_ring[i], | |
483 | bp->rx_desc_mapping[i]); | |
484 | bp->rx_desc_ring[i] = NULL; | |
485 | } | |
486 | vfree(bp->rx_buf_ring); | |
b4558ea9 | 487 | bp->rx_buf_ring = NULL; |
b6016b76 MC |
488 | } |
489 | ||
490 | static int | |
491 | bnx2_alloc_mem(struct bnx2 *bp) | |
492 | { | |
0f31f994 | 493 | int i, status_blk_size; |
13daffa2 | 494 | |
0f31f994 MC |
495 | bp->tx_buf_ring = kzalloc(sizeof(struct sw_bd) * TX_DESC_CNT, |
496 | GFP_KERNEL); | |
b6016b76 MC |
497 | if (bp->tx_buf_ring == NULL) |
498 | return -ENOMEM; | |
499 | ||
b6016b76 MC |
500 | bp->tx_desc_ring = pci_alloc_consistent(bp->pdev, |
501 | sizeof(struct tx_bd) * | |
502 | TX_DESC_CNT, | |
503 | &bp->tx_desc_mapping); | |
504 | if (bp->tx_desc_ring == NULL) | |
505 | goto alloc_mem_err; | |
506 | ||
13daffa2 MC |
507 | bp->rx_buf_ring = vmalloc(sizeof(struct sw_bd) * RX_DESC_CNT * |
508 | bp->rx_max_ring); | |
b6016b76 MC |
509 | if (bp->rx_buf_ring == NULL) |
510 | goto alloc_mem_err; | |
511 | ||
13daffa2 MC |
512 | memset(bp->rx_buf_ring, 0, sizeof(struct sw_bd) * RX_DESC_CNT * |
513 | bp->rx_max_ring); | |
514 | ||
515 | for (i = 0; i < bp->rx_max_ring; i++) { | |
516 | bp->rx_desc_ring[i] = | |
517 | pci_alloc_consistent(bp->pdev, | |
518 | sizeof(struct rx_bd) * RX_DESC_CNT, | |
519 | &bp->rx_desc_mapping[i]); | |
520 | if (bp->rx_desc_ring[i] == NULL) | |
521 | goto alloc_mem_err; | |
522 | ||
523 | } | |
b6016b76 | 524 | |
0f31f994 MC |
525 | /* Combine status and statistics blocks into one allocation. */ |
526 | status_blk_size = L1_CACHE_ALIGN(sizeof(struct status_block)); | |
527 | bp->status_stats_size = status_blk_size + | |
528 | sizeof(struct statistics_block); | |
529 | ||
530 | bp->status_blk = pci_alloc_consistent(bp->pdev, bp->status_stats_size, | |
b6016b76 MC |
531 | &bp->status_blk_mapping); |
532 | if (bp->status_blk == NULL) | |
533 | goto alloc_mem_err; | |
534 | ||
0f31f994 | 535 | memset(bp->status_blk, 0, bp->status_stats_size); |
b6016b76 | 536 | |
0f31f994 MC |
537 | bp->stats_blk = (void *) ((unsigned long) bp->status_blk + |
538 | status_blk_size); | |
b6016b76 | 539 | |
0f31f994 | 540 | bp->stats_blk_mapping = bp->status_blk_mapping + status_blk_size; |
b6016b76 | 541 | |
59b47d8a MC |
542 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
543 | bp->ctx_pages = 0x2000 / BCM_PAGE_SIZE; | |
544 | if (bp->ctx_pages == 0) | |
545 | bp->ctx_pages = 1; | |
546 | for (i = 0; i < bp->ctx_pages; i++) { | |
547 | bp->ctx_blk[i] = pci_alloc_consistent(bp->pdev, | |
548 | BCM_PAGE_SIZE, | |
549 | &bp->ctx_blk_mapping[i]); | |
550 | if (bp->ctx_blk[i] == NULL) | |
551 | goto alloc_mem_err; | |
552 | } | |
553 | } | |
b6016b76 MC |
554 | return 0; |
555 | ||
556 | alloc_mem_err: | |
557 | bnx2_free_mem(bp); | |
558 | return -ENOMEM; | |
559 | } | |
560 | ||
e3648b3d MC |
561 | static void |
562 | bnx2_report_fw_link(struct bnx2 *bp) | |
563 | { | |
564 | u32 fw_link_status = 0; | |
565 | ||
0d8a6571 MC |
566 | if (bp->phy_flags & REMOTE_PHY_CAP_FLAG) |
567 | return; | |
568 | ||
e3648b3d MC |
569 | if (bp->link_up) { |
570 | u32 bmsr; | |
571 | ||
572 | switch (bp->line_speed) { | |
573 | case SPEED_10: | |
574 | if (bp->duplex == DUPLEX_HALF) | |
575 | fw_link_status = BNX2_LINK_STATUS_10HALF; | |
576 | else | |
577 | fw_link_status = BNX2_LINK_STATUS_10FULL; | |
578 | break; | |
579 | case SPEED_100: | |
580 | if (bp->duplex == DUPLEX_HALF) | |
581 | fw_link_status = BNX2_LINK_STATUS_100HALF; | |
582 | else | |
583 | fw_link_status = BNX2_LINK_STATUS_100FULL; | |
584 | break; | |
585 | case SPEED_1000: | |
586 | if (bp->duplex == DUPLEX_HALF) | |
587 | fw_link_status = BNX2_LINK_STATUS_1000HALF; | |
588 | else | |
589 | fw_link_status = BNX2_LINK_STATUS_1000FULL; | |
590 | break; | |
591 | case SPEED_2500: | |
592 | if (bp->duplex == DUPLEX_HALF) | |
593 | fw_link_status = BNX2_LINK_STATUS_2500HALF; | |
594 | else | |
595 | fw_link_status = BNX2_LINK_STATUS_2500FULL; | |
596 | break; | |
597 | } | |
598 | ||
599 | fw_link_status |= BNX2_LINK_STATUS_LINK_UP; | |
600 | ||
601 | if (bp->autoneg) { | |
602 | fw_link_status |= BNX2_LINK_STATUS_AN_ENABLED; | |
603 | ||
ca58c3af MC |
604 | bnx2_read_phy(bp, bp->mii_bmsr, &bmsr); |
605 | bnx2_read_phy(bp, bp->mii_bmsr, &bmsr); | |
e3648b3d MC |
606 | |
607 | if (!(bmsr & BMSR_ANEGCOMPLETE) || | |
608 | bp->phy_flags & PHY_PARALLEL_DETECT_FLAG) | |
609 | fw_link_status |= BNX2_LINK_STATUS_PARALLEL_DET; | |
610 | else | |
611 | fw_link_status |= BNX2_LINK_STATUS_AN_COMPLETE; | |
612 | } | |
613 | } | |
614 | else | |
615 | fw_link_status = BNX2_LINK_STATUS_LINK_DOWN; | |
616 | ||
617 | REG_WR_IND(bp, bp->shmem_base + BNX2_LINK_STATUS, fw_link_status); | |
618 | } | |
619 | ||
9b1084b8 MC |
620 | static char * |
621 | bnx2_xceiver_str(struct bnx2 *bp) | |
622 | { | |
623 | return ((bp->phy_port == PORT_FIBRE) ? "SerDes" : | |
624 | ((bp->phy_flags & PHY_SERDES_FLAG) ? "Remote Copper" : | |
625 | "Copper")); | |
626 | } | |
627 | ||
b6016b76 MC |
628 | static void |
629 | bnx2_report_link(struct bnx2 *bp) | |
630 | { | |
631 | if (bp->link_up) { | |
632 | netif_carrier_on(bp->dev); | |
9b1084b8 MC |
633 | printk(KERN_INFO PFX "%s NIC %s Link is Up, ", bp->dev->name, |
634 | bnx2_xceiver_str(bp)); | |
b6016b76 MC |
635 | |
636 | printk("%d Mbps ", bp->line_speed); | |
637 | ||
638 | if (bp->duplex == DUPLEX_FULL) | |
639 | printk("full duplex"); | |
640 | else | |
641 | printk("half duplex"); | |
642 | ||
643 | if (bp->flow_ctrl) { | |
644 | if (bp->flow_ctrl & FLOW_CTRL_RX) { | |
645 | printk(", receive "); | |
646 | if (bp->flow_ctrl & FLOW_CTRL_TX) | |
647 | printk("& transmit "); | |
648 | } | |
649 | else { | |
650 | printk(", transmit "); | |
651 | } | |
652 | printk("flow control ON"); | |
653 | } | |
654 | printk("\n"); | |
655 | } | |
656 | else { | |
657 | netif_carrier_off(bp->dev); | |
9b1084b8 MC |
658 | printk(KERN_ERR PFX "%s NIC %s Link is Down\n", bp->dev->name, |
659 | bnx2_xceiver_str(bp)); | |
b6016b76 | 660 | } |
e3648b3d MC |
661 | |
662 | bnx2_report_fw_link(bp); | |
b6016b76 MC |
663 | } |
664 | ||
665 | static void | |
666 | bnx2_resolve_flow_ctrl(struct bnx2 *bp) | |
667 | { | |
668 | u32 local_adv, remote_adv; | |
669 | ||
670 | bp->flow_ctrl = 0; | |
6aa20a22 | 671 | if ((bp->autoneg & (AUTONEG_SPEED | AUTONEG_FLOW_CTRL)) != |
b6016b76 MC |
672 | (AUTONEG_SPEED | AUTONEG_FLOW_CTRL)) { |
673 | ||
674 | if (bp->duplex == DUPLEX_FULL) { | |
675 | bp->flow_ctrl = bp->req_flow_ctrl; | |
676 | } | |
677 | return; | |
678 | } | |
679 | ||
680 | if (bp->duplex != DUPLEX_FULL) { | |
681 | return; | |
682 | } | |
683 | ||
5b0c76ad MC |
684 | if ((bp->phy_flags & PHY_SERDES_FLAG) && |
685 | (CHIP_NUM(bp) == CHIP_NUM_5708)) { | |
686 | u32 val; | |
687 | ||
688 | bnx2_read_phy(bp, BCM5708S_1000X_STAT1, &val); | |
689 | if (val & BCM5708S_1000X_STAT1_TX_PAUSE) | |
690 | bp->flow_ctrl |= FLOW_CTRL_TX; | |
691 | if (val & BCM5708S_1000X_STAT1_RX_PAUSE) | |
692 | bp->flow_ctrl |= FLOW_CTRL_RX; | |
693 | return; | |
694 | } | |
695 | ||
ca58c3af MC |
696 | bnx2_read_phy(bp, bp->mii_adv, &local_adv); |
697 | bnx2_read_phy(bp, bp->mii_lpa, &remote_adv); | |
b6016b76 MC |
698 | |
699 | if (bp->phy_flags & PHY_SERDES_FLAG) { | |
700 | u32 new_local_adv = 0; | |
701 | u32 new_remote_adv = 0; | |
702 | ||
703 | if (local_adv & ADVERTISE_1000XPAUSE) | |
704 | new_local_adv |= ADVERTISE_PAUSE_CAP; | |
705 | if (local_adv & ADVERTISE_1000XPSE_ASYM) | |
706 | new_local_adv |= ADVERTISE_PAUSE_ASYM; | |
707 | if (remote_adv & ADVERTISE_1000XPAUSE) | |
708 | new_remote_adv |= ADVERTISE_PAUSE_CAP; | |
709 | if (remote_adv & ADVERTISE_1000XPSE_ASYM) | |
710 | new_remote_adv |= ADVERTISE_PAUSE_ASYM; | |
711 | ||
712 | local_adv = new_local_adv; | |
713 | remote_adv = new_remote_adv; | |
714 | } | |
715 | ||
716 | /* See Table 28B-3 of 802.3ab-1999 spec. */ | |
717 | if (local_adv & ADVERTISE_PAUSE_CAP) { | |
718 | if(local_adv & ADVERTISE_PAUSE_ASYM) { | |
719 | if (remote_adv & ADVERTISE_PAUSE_CAP) { | |
720 | bp->flow_ctrl = FLOW_CTRL_TX | FLOW_CTRL_RX; | |
721 | } | |
722 | else if (remote_adv & ADVERTISE_PAUSE_ASYM) { | |
723 | bp->flow_ctrl = FLOW_CTRL_RX; | |
724 | } | |
725 | } | |
726 | else { | |
727 | if (remote_adv & ADVERTISE_PAUSE_CAP) { | |
728 | bp->flow_ctrl = FLOW_CTRL_TX | FLOW_CTRL_RX; | |
729 | } | |
730 | } | |
731 | } | |
732 | else if (local_adv & ADVERTISE_PAUSE_ASYM) { | |
733 | if ((remote_adv & ADVERTISE_PAUSE_CAP) && | |
734 | (remote_adv & ADVERTISE_PAUSE_ASYM)) { | |
735 | ||
736 | bp->flow_ctrl = FLOW_CTRL_TX; | |
737 | } | |
738 | } | |
739 | } | |
740 | ||
27a005b8 MC |
741 | static int |
742 | bnx2_5709s_linkup(struct bnx2 *bp) | |
743 | { | |
744 | u32 val, speed; | |
745 | ||
746 | bp->link_up = 1; | |
747 | ||
748 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_GP_STATUS); | |
749 | bnx2_read_phy(bp, MII_BNX2_GP_TOP_AN_STATUS1, &val); | |
750 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_COMBO_IEEEB0); | |
751 | ||
752 | if ((bp->autoneg & AUTONEG_SPEED) == 0) { | |
753 | bp->line_speed = bp->req_line_speed; | |
754 | bp->duplex = bp->req_duplex; | |
755 | return 0; | |
756 | } | |
757 | speed = val & MII_BNX2_GP_TOP_AN_SPEED_MSK; | |
758 | switch (speed) { | |
759 | case MII_BNX2_GP_TOP_AN_SPEED_10: | |
760 | bp->line_speed = SPEED_10; | |
761 | break; | |
762 | case MII_BNX2_GP_TOP_AN_SPEED_100: | |
763 | bp->line_speed = SPEED_100; | |
764 | break; | |
765 | case MII_BNX2_GP_TOP_AN_SPEED_1G: | |
766 | case MII_BNX2_GP_TOP_AN_SPEED_1GKV: | |
767 | bp->line_speed = SPEED_1000; | |
768 | break; | |
769 | case MII_BNX2_GP_TOP_AN_SPEED_2_5G: | |
770 | bp->line_speed = SPEED_2500; | |
771 | break; | |
772 | } | |
773 | if (val & MII_BNX2_GP_TOP_AN_FD) | |
774 | bp->duplex = DUPLEX_FULL; | |
775 | else | |
776 | bp->duplex = DUPLEX_HALF; | |
777 | return 0; | |
778 | } | |
779 | ||
b6016b76 | 780 | static int |
5b0c76ad MC |
781 | bnx2_5708s_linkup(struct bnx2 *bp) |
782 | { | |
783 | u32 val; | |
784 | ||
785 | bp->link_up = 1; | |
786 | bnx2_read_phy(bp, BCM5708S_1000X_STAT1, &val); | |
787 | switch (val & BCM5708S_1000X_STAT1_SPEED_MASK) { | |
788 | case BCM5708S_1000X_STAT1_SPEED_10: | |
789 | bp->line_speed = SPEED_10; | |
790 | break; | |
791 | case BCM5708S_1000X_STAT1_SPEED_100: | |
792 | bp->line_speed = SPEED_100; | |
793 | break; | |
794 | case BCM5708S_1000X_STAT1_SPEED_1G: | |
795 | bp->line_speed = SPEED_1000; | |
796 | break; | |
797 | case BCM5708S_1000X_STAT1_SPEED_2G5: | |
798 | bp->line_speed = SPEED_2500; | |
799 | break; | |
800 | } | |
801 | if (val & BCM5708S_1000X_STAT1_FD) | |
802 | bp->duplex = DUPLEX_FULL; | |
803 | else | |
804 | bp->duplex = DUPLEX_HALF; | |
805 | ||
806 | return 0; | |
807 | } | |
808 | ||
809 | static int | |
810 | bnx2_5706s_linkup(struct bnx2 *bp) | |
b6016b76 MC |
811 | { |
812 | u32 bmcr, local_adv, remote_adv, common; | |
813 | ||
814 | bp->link_up = 1; | |
815 | bp->line_speed = SPEED_1000; | |
816 | ||
ca58c3af | 817 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
b6016b76 MC |
818 | if (bmcr & BMCR_FULLDPLX) { |
819 | bp->duplex = DUPLEX_FULL; | |
820 | } | |
821 | else { | |
822 | bp->duplex = DUPLEX_HALF; | |
823 | } | |
824 | ||
825 | if (!(bmcr & BMCR_ANENABLE)) { | |
826 | return 0; | |
827 | } | |
828 | ||
ca58c3af MC |
829 | bnx2_read_phy(bp, bp->mii_adv, &local_adv); |
830 | bnx2_read_phy(bp, bp->mii_lpa, &remote_adv); | |
b6016b76 MC |
831 | |
832 | common = local_adv & remote_adv; | |
833 | if (common & (ADVERTISE_1000XHALF | ADVERTISE_1000XFULL)) { | |
834 | ||
835 | if (common & ADVERTISE_1000XFULL) { | |
836 | bp->duplex = DUPLEX_FULL; | |
837 | } | |
838 | else { | |
839 | bp->duplex = DUPLEX_HALF; | |
840 | } | |
841 | } | |
842 | ||
843 | return 0; | |
844 | } | |
845 | ||
846 | static int | |
847 | bnx2_copper_linkup(struct bnx2 *bp) | |
848 | { | |
849 | u32 bmcr; | |
850 | ||
ca58c3af | 851 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
b6016b76 MC |
852 | if (bmcr & BMCR_ANENABLE) { |
853 | u32 local_adv, remote_adv, common; | |
854 | ||
855 | bnx2_read_phy(bp, MII_CTRL1000, &local_adv); | |
856 | bnx2_read_phy(bp, MII_STAT1000, &remote_adv); | |
857 | ||
858 | common = local_adv & (remote_adv >> 2); | |
859 | if (common & ADVERTISE_1000FULL) { | |
860 | bp->line_speed = SPEED_1000; | |
861 | bp->duplex = DUPLEX_FULL; | |
862 | } | |
863 | else if (common & ADVERTISE_1000HALF) { | |
864 | bp->line_speed = SPEED_1000; | |
865 | bp->duplex = DUPLEX_HALF; | |
866 | } | |
867 | else { | |
ca58c3af MC |
868 | bnx2_read_phy(bp, bp->mii_adv, &local_adv); |
869 | bnx2_read_phy(bp, bp->mii_lpa, &remote_adv); | |
b6016b76 MC |
870 | |
871 | common = local_adv & remote_adv; | |
872 | if (common & ADVERTISE_100FULL) { | |
873 | bp->line_speed = SPEED_100; | |
874 | bp->duplex = DUPLEX_FULL; | |
875 | } | |
876 | else if (common & ADVERTISE_100HALF) { | |
877 | bp->line_speed = SPEED_100; | |
878 | bp->duplex = DUPLEX_HALF; | |
879 | } | |
880 | else if (common & ADVERTISE_10FULL) { | |
881 | bp->line_speed = SPEED_10; | |
882 | bp->duplex = DUPLEX_FULL; | |
883 | } | |
884 | else if (common & ADVERTISE_10HALF) { | |
885 | bp->line_speed = SPEED_10; | |
886 | bp->duplex = DUPLEX_HALF; | |
887 | } | |
888 | else { | |
889 | bp->line_speed = 0; | |
890 | bp->link_up = 0; | |
891 | } | |
892 | } | |
893 | } | |
894 | else { | |
895 | if (bmcr & BMCR_SPEED100) { | |
896 | bp->line_speed = SPEED_100; | |
897 | } | |
898 | else { | |
899 | bp->line_speed = SPEED_10; | |
900 | } | |
901 | if (bmcr & BMCR_FULLDPLX) { | |
902 | bp->duplex = DUPLEX_FULL; | |
903 | } | |
904 | else { | |
905 | bp->duplex = DUPLEX_HALF; | |
906 | } | |
907 | } | |
908 | ||
909 | return 0; | |
910 | } | |
911 | ||
912 | static int | |
913 | bnx2_set_mac_link(struct bnx2 *bp) | |
914 | { | |
915 | u32 val; | |
916 | ||
917 | REG_WR(bp, BNX2_EMAC_TX_LENGTHS, 0x2620); | |
918 | if (bp->link_up && (bp->line_speed == SPEED_1000) && | |
919 | (bp->duplex == DUPLEX_HALF)) { | |
920 | REG_WR(bp, BNX2_EMAC_TX_LENGTHS, 0x26ff); | |
921 | } | |
922 | ||
923 | /* Configure the EMAC mode register. */ | |
924 | val = REG_RD(bp, BNX2_EMAC_MODE); | |
925 | ||
926 | val &= ~(BNX2_EMAC_MODE_PORT | BNX2_EMAC_MODE_HALF_DUPLEX | | |
5b0c76ad | 927 | BNX2_EMAC_MODE_MAC_LOOP | BNX2_EMAC_MODE_FORCE_LINK | |
59b47d8a | 928 | BNX2_EMAC_MODE_25G_MODE); |
b6016b76 MC |
929 | |
930 | if (bp->link_up) { | |
5b0c76ad MC |
931 | switch (bp->line_speed) { |
932 | case SPEED_10: | |
59b47d8a MC |
933 | if (CHIP_NUM(bp) != CHIP_NUM_5706) { |
934 | val |= BNX2_EMAC_MODE_PORT_MII_10M; | |
5b0c76ad MC |
935 | break; |
936 | } | |
937 | /* fall through */ | |
938 | case SPEED_100: | |
939 | val |= BNX2_EMAC_MODE_PORT_MII; | |
940 | break; | |
941 | case SPEED_2500: | |
59b47d8a | 942 | val |= BNX2_EMAC_MODE_25G_MODE; |
5b0c76ad MC |
943 | /* fall through */ |
944 | case SPEED_1000: | |
945 | val |= BNX2_EMAC_MODE_PORT_GMII; | |
946 | break; | |
947 | } | |
b6016b76 MC |
948 | } |
949 | else { | |
950 | val |= BNX2_EMAC_MODE_PORT_GMII; | |
951 | } | |
952 | ||
953 | /* Set the MAC to operate in the appropriate duplex mode. */ | |
954 | if (bp->duplex == DUPLEX_HALF) | |
955 | val |= BNX2_EMAC_MODE_HALF_DUPLEX; | |
956 | REG_WR(bp, BNX2_EMAC_MODE, val); | |
957 | ||
958 | /* Enable/disable rx PAUSE. */ | |
959 | bp->rx_mode &= ~BNX2_EMAC_RX_MODE_FLOW_EN; | |
960 | ||
961 | if (bp->flow_ctrl & FLOW_CTRL_RX) | |
962 | bp->rx_mode |= BNX2_EMAC_RX_MODE_FLOW_EN; | |
963 | REG_WR(bp, BNX2_EMAC_RX_MODE, bp->rx_mode); | |
964 | ||
965 | /* Enable/disable tx PAUSE. */ | |
966 | val = REG_RD(bp, BNX2_EMAC_TX_MODE); | |
967 | val &= ~BNX2_EMAC_TX_MODE_FLOW_EN; | |
968 | ||
969 | if (bp->flow_ctrl & FLOW_CTRL_TX) | |
970 | val |= BNX2_EMAC_TX_MODE_FLOW_EN; | |
971 | REG_WR(bp, BNX2_EMAC_TX_MODE, val); | |
972 | ||
973 | /* Acknowledge the interrupt. */ | |
974 | REG_WR(bp, BNX2_EMAC_STATUS, BNX2_EMAC_STATUS_LINK_CHANGE); | |
975 | ||
976 | return 0; | |
977 | } | |
978 | ||
27a005b8 MC |
979 | static void |
980 | bnx2_enable_bmsr1(struct bnx2 *bp) | |
981 | { | |
982 | if ((bp->phy_flags & PHY_SERDES_FLAG) && | |
983 | (CHIP_NUM(bp) == CHIP_NUM_5709)) | |
984 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, | |
985 | MII_BNX2_BLK_ADDR_GP_STATUS); | |
986 | } | |
987 | ||
988 | static void | |
989 | bnx2_disable_bmsr1(struct bnx2 *bp) | |
990 | { | |
991 | if ((bp->phy_flags & PHY_SERDES_FLAG) && | |
992 | (CHIP_NUM(bp) == CHIP_NUM_5709)) | |
993 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, | |
994 | MII_BNX2_BLK_ADDR_COMBO_IEEEB0); | |
995 | } | |
996 | ||
605a9e20 MC |
997 | static int |
998 | bnx2_test_and_enable_2g5(struct bnx2 *bp) | |
999 | { | |
1000 | u32 up1; | |
1001 | int ret = 1; | |
1002 | ||
1003 | if (!(bp->phy_flags & PHY_2_5G_CAPABLE_FLAG)) | |
1004 | return 0; | |
1005 | ||
1006 | if (bp->autoneg & AUTONEG_SPEED) | |
1007 | bp->advertising |= ADVERTISED_2500baseX_Full; | |
1008 | ||
27a005b8 MC |
1009 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
1010 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_OVER1G); | |
1011 | ||
605a9e20 MC |
1012 | bnx2_read_phy(bp, bp->mii_up1, &up1); |
1013 | if (!(up1 & BCM5708S_UP1_2G5)) { | |
1014 | up1 |= BCM5708S_UP1_2G5; | |
1015 | bnx2_write_phy(bp, bp->mii_up1, up1); | |
1016 | ret = 0; | |
1017 | } | |
1018 | ||
27a005b8 MC |
1019 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
1020 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, | |
1021 | MII_BNX2_BLK_ADDR_COMBO_IEEEB0); | |
1022 | ||
605a9e20 MC |
1023 | return ret; |
1024 | } | |
1025 | ||
1026 | static int | |
1027 | bnx2_test_and_disable_2g5(struct bnx2 *bp) | |
1028 | { | |
1029 | u32 up1; | |
1030 | int ret = 0; | |
1031 | ||
1032 | if (!(bp->phy_flags & PHY_2_5G_CAPABLE_FLAG)) | |
1033 | return 0; | |
1034 | ||
27a005b8 MC |
1035 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
1036 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_OVER1G); | |
1037 | ||
605a9e20 MC |
1038 | bnx2_read_phy(bp, bp->mii_up1, &up1); |
1039 | if (up1 & BCM5708S_UP1_2G5) { | |
1040 | up1 &= ~BCM5708S_UP1_2G5; | |
1041 | bnx2_write_phy(bp, bp->mii_up1, up1); | |
1042 | ret = 1; | |
1043 | } | |
1044 | ||
27a005b8 MC |
1045 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
1046 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, | |
1047 | MII_BNX2_BLK_ADDR_COMBO_IEEEB0); | |
1048 | ||
605a9e20 MC |
1049 | return ret; |
1050 | } | |
1051 | ||
1052 | static void | |
1053 | bnx2_enable_forced_2g5(struct bnx2 *bp) | |
1054 | { | |
1055 | u32 bmcr; | |
1056 | ||
1057 | if (!(bp->phy_flags & PHY_2_5G_CAPABLE_FLAG)) | |
1058 | return; | |
1059 | ||
27a005b8 MC |
1060 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
1061 | u32 val; | |
1062 | ||
1063 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, | |
1064 | MII_BNX2_BLK_ADDR_SERDES_DIG); | |
1065 | bnx2_read_phy(bp, MII_BNX2_SERDES_DIG_MISC1, &val); | |
1066 | val &= ~MII_BNX2_SD_MISC1_FORCE_MSK; | |
1067 | val |= MII_BNX2_SD_MISC1_FORCE | MII_BNX2_SD_MISC1_FORCE_2_5G; | |
1068 | bnx2_write_phy(bp, MII_BNX2_SERDES_DIG_MISC1, val); | |
1069 | ||
1070 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, | |
1071 | MII_BNX2_BLK_ADDR_COMBO_IEEEB0); | |
1072 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); | |
1073 | ||
1074 | } else if (CHIP_NUM(bp) == CHIP_NUM_5708) { | |
605a9e20 MC |
1075 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
1076 | bmcr |= BCM5708S_BMCR_FORCE_2500; | |
1077 | } | |
1078 | ||
1079 | if (bp->autoneg & AUTONEG_SPEED) { | |
1080 | bmcr &= ~BMCR_ANENABLE; | |
1081 | if (bp->req_duplex == DUPLEX_FULL) | |
1082 | bmcr |= BMCR_FULLDPLX; | |
1083 | } | |
1084 | bnx2_write_phy(bp, bp->mii_bmcr, bmcr); | |
1085 | } | |
1086 | ||
1087 | static void | |
1088 | bnx2_disable_forced_2g5(struct bnx2 *bp) | |
1089 | { | |
1090 | u32 bmcr; | |
1091 | ||
1092 | if (!(bp->phy_flags & PHY_2_5G_CAPABLE_FLAG)) | |
1093 | return; | |
1094 | ||
27a005b8 MC |
1095 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
1096 | u32 val; | |
1097 | ||
1098 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, | |
1099 | MII_BNX2_BLK_ADDR_SERDES_DIG); | |
1100 | bnx2_read_phy(bp, MII_BNX2_SERDES_DIG_MISC1, &val); | |
1101 | val &= ~MII_BNX2_SD_MISC1_FORCE; | |
1102 | bnx2_write_phy(bp, MII_BNX2_SERDES_DIG_MISC1, val); | |
1103 | ||
1104 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, | |
1105 | MII_BNX2_BLK_ADDR_COMBO_IEEEB0); | |
1106 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); | |
1107 | ||
1108 | } else if (CHIP_NUM(bp) == CHIP_NUM_5708) { | |
605a9e20 MC |
1109 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
1110 | bmcr &= ~BCM5708S_BMCR_FORCE_2500; | |
1111 | } | |
1112 | ||
1113 | if (bp->autoneg & AUTONEG_SPEED) | |
1114 | bmcr |= BMCR_SPEED1000 | BMCR_ANENABLE | BMCR_ANRESTART; | |
1115 | bnx2_write_phy(bp, bp->mii_bmcr, bmcr); | |
1116 | } | |
1117 | ||
b6016b76 MC |
1118 | static int |
1119 | bnx2_set_link(struct bnx2 *bp) | |
1120 | { | |
1121 | u32 bmsr; | |
1122 | u8 link_up; | |
1123 | ||
80be4434 | 1124 | if (bp->loopback == MAC_LOOPBACK || bp->loopback == PHY_LOOPBACK) { |
b6016b76 MC |
1125 | bp->link_up = 1; |
1126 | return 0; | |
1127 | } | |
1128 | ||
0d8a6571 MC |
1129 | if (bp->phy_flags & REMOTE_PHY_CAP_FLAG) |
1130 | return 0; | |
1131 | ||
b6016b76 MC |
1132 | link_up = bp->link_up; |
1133 | ||
27a005b8 MC |
1134 | bnx2_enable_bmsr1(bp); |
1135 | bnx2_read_phy(bp, bp->mii_bmsr1, &bmsr); | |
1136 | bnx2_read_phy(bp, bp->mii_bmsr1, &bmsr); | |
1137 | bnx2_disable_bmsr1(bp); | |
b6016b76 MC |
1138 | |
1139 | if ((bp->phy_flags & PHY_SERDES_FLAG) && | |
1140 | (CHIP_NUM(bp) == CHIP_NUM_5706)) { | |
1141 | u32 val; | |
1142 | ||
1143 | val = REG_RD(bp, BNX2_EMAC_STATUS); | |
1144 | if (val & BNX2_EMAC_STATUS_LINK) | |
1145 | bmsr |= BMSR_LSTATUS; | |
1146 | else | |
1147 | bmsr &= ~BMSR_LSTATUS; | |
1148 | } | |
1149 | ||
1150 | if (bmsr & BMSR_LSTATUS) { | |
1151 | bp->link_up = 1; | |
1152 | ||
1153 | if (bp->phy_flags & PHY_SERDES_FLAG) { | |
5b0c76ad MC |
1154 | if (CHIP_NUM(bp) == CHIP_NUM_5706) |
1155 | bnx2_5706s_linkup(bp); | |
1156 | else if (CHIP_NUM(bp) == CHIP_NUM_5708) | |
1157 | bnx2_5708s_linkup(bp); | |
27a005b8 MC |
1158 | else if (CHIP_NUM(bp) == CHIP_NUM_5709) |
1159 | bnx2_5709s_linkup(bp); | |
b6016b76 MC |
1160 | } |
1161 | else { | |
1162 | bnx2_copper_linkup(bp); | |
1163 | } | |
1164 | bnx2_resolve_flow_ctrl(bp); | |
1165 | } | |
1166 | else { | |
1167 | if ((bp->phy_flags & PHY_SERDES_FLAG) && | |
605a9e20 MC |
1168 | (bp->autoneg & AUTONEG_SPEED)) |
1169 | bnx2_disable_forced_2g5(bp); | |
b6016b76 | 1170 | |
b6016b76 MC |
1171 | bp->phy_flags &= ~PHY_PARALLEL_DETECT_FLAG; |
1172 | bp->link_up = 0; | |
1173 | } | |
1174 | ||
1175 | if (bp->link_up != link_up) { | |
1176 | bnx2_report_link(bp); | |
1177 | } | |
1178 | ||
1179 | bnx2_set_mac_link(bp); | |
1180 | ||
1181 | return 0; | |
1182 | } | |
1183 | ||
1184 | static int | |
1185 | bnx2_reset_phy(struct bnx2 *bp) | |
1186 | { | |
1187 | int i; | |
1188 | u32 reg; | |
1189 | ||
ca58c3af | 1190 | bnx2_write_phy(bp, bp->mii_bmcr, BMCR_RESET); |
b6016b76 MC |
1191 | |
1192 | #define PHY_RESET_MAX_WAIT 100 | |
1193 | for (i = 0; i < PHY_RESET_MAX_WAIT; i++) { | |
1194 | udelay(10); | |
1195 | ||
ca58c3af | 1196 | bnx2_read_phy(bp, bp->mii_bmcr, ®); |
b6016b76 MC |
1197 | if (!(reg & BMCR_RESET)) { |
1198 | udelay(20); | |
1199 | break; | |
1200 | } | |
1201 | } | |
1202 | if (i == PHY_RESET_MAX_WAIT) { | |
1203 | return -EBUSY; | |
1204 | } | |
1205 | return 0; | |
1206 | } | |
1207 | ||
1208 | static u32 | |
1209 | bnx2_phy_get_pause_adv(struct bnx2 *bp) | |
1210 | { | |
1211 | u32 adv = 0; | |
1212 | ||
1213 | if ((bp->req_flow_ctrl & (FLOW_CTRL_RX | FLOW_CTRL_TX)) == | |
1214 | (FLOW_CTRL_RX | FLOW_CTRL_TX)) { | |
1215 | ||
1216 | if (bp->phy_flags & PHY_SERDES_FLAG) { | |
1217 | adv = ADVERTISE_1000XPAUSE; | |
1218 | } | |
1219 | else { | |
1220 | adv = ADVERTISE_PAUSE_CAP; | |
1221 | } | |
1222 | } | |
1223 | else if (bp->req_flow_ctrl & FLOW_CTRL_TX) { | |
1224 | if (bp->phy_flags & PHY_SERDES_FLAG) { | |
1225 | adv = ADVERTISE_1000XPSE_ASYM; | |
1226 | } | |
1227 | else { | |
1228 | adv = ADVERTISE_PAUSE_ASYM; | |
1229 | } | |
1230 | } | |
1231 | else if (bp->req_flow_ctrl & FLOW_CTRL_RX) { | |
1232 | if (bp->phy_flags & PHY_SERDES_FLAG) { | |
1233 | adv = ADVERTISE_1000XPAUSE | ADVERTISE_1000XPSE_ASYM; | |
1234 | } | |
1235 | else { | |
1236 | adv = ADVERTISE_PAUSE_CAP | ADVERTISE_PAUSE_ASYM; | |
1237 | } | |
1238 | } | |
1239 | return adv; | |
1240 | } | |
1241 | ||
0d8a6571 MC |
1242 | static int bnx2_fw_sync(struct bnx2 *, u32, int); |
1243 | ||
b6016b76 | 1244 | static int |
0d8a6571 MC |
1245 | bnx2_setup_remote_phy(struct bnx2 *bp, u8 port) |
1246 | { | |
1247 | u32 speed_arg = 0, pause_adv; | |
1248 | ||
1249 | pause_adv = bnx2_phy_get_pause_adv(bp); | |
1250 | ||
1251 | if (bp->autoneg & AUTONEG_SPEED) { | |
1252 | speed_arg |= BNX2_NETLINK_SET_LINK_ENABLE_AUTONEG; | |
1253 | if (bp->advertising & ADVERTISED_10baseT_Half) | |
1254 | speed_arg |= BNX2_NETLINK_SET_LINK_SPEED_10HALF; | |
1255 | if (bp->advertising & ADVERTISED_10baseT_Full) | |
1256 | speed_arg |= BNX2_NETLINK_SET_LINK_SPEED_10FULL; | |
1257 | if (bp->advertising & ADVERTISED_100baseT_Half) | |
1258 | speed_arg |= BNX2_NETLINK_SET_LINK_SPEED_100HALF; | |
1259 | if (bp->advertising & ADVERTISED_100baseT_Full) | |
1260 | speed_arg |= BNX2_NETLINK_SET_LINK_SPEED_100FULL; | |
1261 | if (bp->advertising & ADVERTISED_1000baseT_Full) | |
1262 | speed_arg |= BNX2_NETLINK_SET_LINK_SPEED_1GFULL; | |
1263 | if (bp->advertising & ADVERTISED_2500baseX_Full) | |
1264 | speed_arg |= BNX2_NETLINK_SET_LINK_SPEED_2G5FULL; | |
1265 | } else { | |
1266 | if (bp->req_line_speed == SPEED_2500) | |
1267 | speed_arg = BNX2_NETLINK_SET_LINK_SPEED_2G5FULL; | |
1268 | else if (bp->req_line_speed == SPEED_1000) | |
1269 | speed_arg = BNX2_NETLINK_SET_LINK_SPEED_1GFULL; | |
1270 | else if (bp->req_line_speed == SPEED_100) { | |
1271 | if (bp->req_duplex == DUPLEX_FULL) | |
1272 | speed_arg = BNX2_NETLINK_SET_LINK_SPEED_100FULL; | |
1273 | else | |
1274 | speed_arg = BNX2_NETLINK_SET_LINK_SPEED_100HALF; | |
1275 | } else if (bp->req_line_speed == SPEED_10) { | |
1276 | if (bp->req_duplex == DUPLEX_FULL) | |
1277 | speed_arg = BNX2_NETLINK_SET_LINK_SPEED_10FULL; | |
1278 | else | |
1279 | speed_arg = BNX2_NETLINK_SET_LINK_SPEED_10HALF; | |
1280 | } | |
1281 | } | |
1282 | ||
1283 | if (pause_adv & (ADVERTISE_1000XPAUSE | ADVERTISE_PAUSE_CAP)) | |
1284 | speed_arg |= BNX2_NETLINK_SET_LINK_FC_SYM_PAUSE; | |
1285 | if (pause_adv & (ADVERTISE_1000XPSE_ASYM | ADVERTISE_1000XPSE_ASYM)) | |
1286 | speed_arg |= BNX2_NETLINK_SET_LINK_FC_ASYM_PAUSE; | |
1287 | ||
1288 | if (port == PORT_TP) | |
1289 | speed_arg |= BNX2_NETLINK_SET_LINK_PHY_APP_REMOTE | | |
1290 | BNX2_NETLINK_SET_LINK_ETH_AT_WIRESPEED; | |
1291 | ||
1292 | REG_WR_IND(bp, bp->shmem_base + BNX2_DRV_MB_ARG0, speed_arg); | |
1293 | ||
1294 | spin_unlock_bh(&bp->phy_lock); | |
1295 | bnx2_fw_sync(bp, BNX2_DRV_MSG_CODE_CMD_SET_LINK, 0); | |
1296 | spin_lock_bh(&bp->phy_lock); | |
1297 | ||
1298 | return 0; | |
1299 | } | |
1300 | ||
1301 | static int | |
1302 | bnx2_setup_serdes_phy(struct bnx2 *bp, u8 port) | |
b6016b76 | 1303 | { |
605a9e20 | 1304 | u32 adv, bmcr; |
b6016b76 MC |
1305 | u32 new_adv = 0; |
1306 | ||
0d8a6571 MC |
1307 | if (bp->phy_flags & REMOTE_PHY_CAP_FLAG) |
1308 | return (bnx2_setup_remote_phy(bp, port)); | |
1309 | ||
b6016b76 MC |
1310 | if (!(bp->autoneg & AUTONEG_SPEED)) { |
1311 | u32 new_bmcr; | |
5b0c76ad MC |
1312 | int force_link_down = 0; |
1313 | ||
605a9e20 MC |
1314 | if (bp->req_line_speed == SPEED_2500) { |
1315 | if (!bnx2_test_and_enable_2g5(bp)) | |
1316 | force_link_down = 1; | |
1317 | } else if (bp->req_line_speed == SPEED_1000) { | |
1318 | if (bnx2_test_and_disable_2g5(bp)) | |
1319 | force_link_down = 1; | |
1320 | } | |
ca58c3af | 1321 | bnx2_read_phy(bp, bp->mii_adv, &adv); |
80be4434 MC |
1322 | adv &= ~(ADVERTISE_1000XFULL | ADVERTISE_1000XHALF); |
1323 | ||
ca58c3af | 1324 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
605a9e20 | 1325 | new_bmcr = bmcr & ~BMCR_ANENABLE; |
80be4434 | 1326 | new_bmcr |= BMCR_SPEED1000; |
605a9e20 | 1327 | |
27a005b8 MC |
1328 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
1329 | if (bp->req_line_speed == SPEED_2500) | |
1330 | bnx2_enable_forced_2g5(bp); | |
1331 | else if (bp->req_line_speed == SPEED_1000) { | |
1332 | bnx2_disable_forced_2g5(bp); | |
1333 | new_bmcr &= ~0x2000; | |
1334 | } | |
1335 | ||
1336 | } else if (CHIP_NUM(bp) == CHIP_NUM_5708) { | |
605a9e20 MC |
1337 | if (bp->req_line_speed == SPEED_2500) |
1338 | new_bmcr |= BCM5708S_BMCR_FORCE_2500; | |
1339 | else | |
1340 | new_bmcr = bmcr & ~BCM5708S_BMCR_FORCE_2500; | |
5b0c76ad MC |
1341 | } |
1342 | ||
b6016b76 | 1343 | if (bp->req_duplex == DUPLEX_FULL) { |
5b0c76ad | 1344 | adv |= ADVERTISE_1000XFULL; |
b6016b76 MC |
1345 | new_bmcr |= BMCR_FULLDPLX; |
1346 | } | |
1347 | else { | |
5b0c76ad | 1348 | adv |= ADVERTISE_1000XHALF; |
b6016b76 MC |
1349 | new_bmcr &= ~BMCR_FULLDPLX; |
1350 | } | |
5b0c76ad | 1351 | if ((new_bmcr != bmcr) || (force_link_down)) { |
b6016b76 MC |
1352 | /* Force a link down visible on the other side */ |
1353 | if (bp->link_up) { | |
ca58c3af | 1354 | bnx2_write_phy(bp, bp->mii_adv, adv & |
5b0c76ad MC |
1355 | ~(ADVERTISE_1000XFULL | |
1356 | ADVERTISE_1000XHALF)); | |
ca58c3af | 1357 | bnx2_write_phy(bp, bp->mii_bmcr, bmcr | |
b6016b76 MC |
1358 | BMCR_ANRESTART | BMCR_ANENABLE); |
1359 | ||
1360 | bp->link_up = 0; | |
1361 | netif_carrier_off(bp->dev); | |
ca58c3af | 1362 | bnx2_write_phy(bp, bp->mii_bmcr, new_bmcr); |
80be4434 | 1363 | bnx2_report_link(bp); |
b6016b76 | 1364 | } |
ca58c3af MC |
1365 | bnx2_write_phy(bp, bp->mii_adv, adv); |
1366 | bnx2_write_phy(bp, bp->mii_bmcr, new_bmcr); | |
605a9e20 MC |
1367 | } else { |
1368 | bnx2_resolve_flow_ctrl(bp); | |
1369 | bnx2_set_mac_link(bp); | |
b6016b76 MC |
1370 | } |
1371 | return 0; | |
1372 | } | |
1373 | ||
605a9e20 | 1374 | bnx2_test_and_enable_2g5(bp); |
5b0c76ad | 1375 | |
b6016b76 MC |
1376 | if (bp->advertising & ADVERTISED_1000baseT_Full) |
1377 | new_adv |= ADVERTISE_1000XFULL; | |
1378 | ||
1379 | new_adv |= bnx2_phy_get_pause_adv(bp); | |
1380 | ||
ca58c3af MC |
1381 | bnx2_read_phy(bp, bp->mii_adv, &adv); |
1382 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); | |
b6016b76 MC |
1383 | |
1384 | bp->serdes_an_pending = 0; | |
1385 | if ((adv != new_adv) || ((bmcr & BMCR_ANENABLE) == 0)) { | |
1386 | /* Force a link down visible on the other side */ | |
1387 | if (bp->link_up) { | |
ca58c3af | 1388 | bnx2_write_phy(bp, bp->mii_bmcr, BMCR_LOOPBACK); |
80be4434 MC |
1389 | spin_unlock_bh(&bp->phy_lock); |
1390 | msleep(20); | |
1391 | spin_lock_bh(&bp->phy_lock); | |
b6016b76 MC |
1392 | } |
1393 | ||
ca58c3af MC |
1394 | bnx2_write_phy(bp, bp->mii_adv, new_adv); |
1395 | bnx2_write_phy(bp, bp->mii_bmcr, bmcr | BMCR_ANRESTART | | |
b6016b76 | 1396 | BMCR_ANENABLE); |
f8dd064e MC |
1397 | /* Speed up link-up time when the link partner |
1398 | * does not autonegotiate which is very common | |
1399 | * in blade servers. Some blade servers use | |
1400 | * IPMI for kerboard input and it's important | |
1401 | * to minimize link disruptions. Autoneg. involves | |
1402 | * exchanging base pages plus 3 next pages and | |
1403 | * normally completes in about 120 msec. | |
1404 | */ | |
1405 | bp->current_interval = SERDES_AN_TIMEOUT; | |
1406 | bp->serdes_an_pending = 1; | |
1407 | mod_timer(&bp->timer, jiffies + bp->current_interval); | |
605a9e20 MC |
1408 | } else { |
1409 | bnx2_resolve_flow_ctrl(bp); | |
1410 | bnx2_set_mac_link(bp); | |
b6016b76 MC |
1411 | } |
1412 | ||
1413 | return 0; | |
1414 | } | |
1415 | ||
1416 | #define ETHTOOL_ALL_FIBRE_SPEED \ | |
deaf391b MC |
1417 | (bp->phy_flags & PHY_2_5G_CAPABLE_FLAG) ? \ |
1418 | (ADVERTISED_2500baseX_Full | ADVERTISED_1000baseT_Full) :\ | |
1419 | (ADVERTISED_1000baseT_Full) | |
b6016b76 MC |
1420 | |
1421 | #define ETHTOOL_ALL_COPPER_SPEED \ | |
1422 | (ADVERTISED_10baseT_Half | ADVERTISED_10baseT_Full | \ | |
1423 | ADVERTISED_100baseT_Half | ADVERTISED_100baseT_Full | \ | |
1424 | ADVERTISED_1000baseT_Full) | |
1425 | ||
1426 | #define PHY_ALL_10_100_SPEED (ADVERTISE_10HALF | ADVERTISE_10FULL | \ | |
1427 | ADVERTISE_100HALF | ADVERTISE_100FULL | ADVERTISE_CSMA) | |
6aa20a22 | 1428 | |
b6016b76 MC |
1429 | #define PHY_ALL_1000_SPEED (ADVERTISE_1000HALF | ADVERTISE_1000FULL) |
1430 | ||
0d8a6571 MC |
1431 | static void |
1432 | bnx2_set_default_remote_link(struct bnx2 *bp) | |
1433 | { | |
1434 | u32 link; | |
1435 | ||
1436 | if (bp->phy_port == PORT_TP) | |
1437 | link = REG_RD_IND(bp, bp->shmem_base + BNX2_RPHY_COPPER_LINK); | |
1438 | else | |
1439 | link = REG_RD_IND(bp, bp->shmem_base + BNX2_RPHY_SERDES_LINK); | |
1440 | ||
1441 | if (link & BNX2_NETLINK_SET_LINK_ENABLE_AUTONEG) { | |
1442 | bp->req_line_speed = 0; | |
1443 | bp->autoneg |= AUTONEG_SPEED; | |
1444 | bp->advertising = ADVERTISED_Autoneg; | |
1445 | if (link & BNX2_NETLINK_SET_LINK_SPEED_10HALF) | |
1446 | bp->advertising |= ADVERTISED_10baseT_Half; | |
1447 | if (link & BNX2_NETLINK_SET_LINK_SPEED_10FULL) | |
1448 | bp->advertising |= ADVERTISED_10baseT_Full; | |
1449 | if (link & BNX2_NETLINK_SET_LINK_SPEED_100HALF) | |
1450 | bp->advertising |= ADVERTISED_100baseT_Half; | |
1451 | if (link & BNX2_NETLINK_SET_LINK_SPEED_100FULL) | |
1452 | bp->advertising |= ADVERTISED_100baseT_Full; | |
1453 | if (link & BNX2_NETLINK_SET_LINK_SPEED_1GFULL) | |
1454 | bp->advertising |= ADVERTISED_1000baseT_Full; | |
1455 | if (link & BNX2_NETLINK_SET_LINK_SPEED_2G5FULL) | |
1456 | bp->advertising |= ADVERTISED_2500baseX_Full; | |
1457 | } else { | |
1458 | bp->autoneg = 0; | |
1459 | bp->advertising = 0; | |
1460 | bp->req_duplex = DUPLEX_FULL; | |
1461 | if (link & BNX2_NETLINK_SET_LINK_SPEED_10) { | |
1462 | bp->req_line_speed = SPEED_10; | |
1463 | if (link & BNX2_NETLINK_SET_LINK_SPEED_10HALF) | |
1464 | bp->req_duplex = DUPLEX_HALF; | |
1465 | } | |
1466 | if (link & BNX2_NETLINK_SET_LINK_SPEED_100) { | |
1467 | bp->req_line_speed = SPEED_100; | |
1468 | if (link & BNX2_NETLINK_SET_LINK_SPEED_100HALF) | |
1469 | bp->req_duplex = DUPLEX_HALF; | |
1470 | } | |
1471 | if (link & BNX2_NETLINK_SET_LINK_SPEED_1GFULL) | |
1472 | bp->req_line_speed = SPEED_1000; | |
1473 | if (link & BNX2_NETLINK_SET_LINK_SPEED_2G5FULL) | |
1474 | bp->req_line_speed = SPEED_2500; | |
1475 | } | |
1476 | } | |
1477 | ||
deaf391b MC |
1478 | static void |
1479 | bnx2_set_default_link(struct bnx2 *bp) | |
1480 | { | |
0d8a6571 MC |
1481 | if (bp->phy_flags & REMOTE_PHY_CAP_FLAG) |
1482 | return bnx2_set_default_remote_link(bp); | |
1483 | ||
deaf391b MC |
1484 | bp->autoneg = AUTONEG_SPEED | AUTONEG_FLOW_CTRL; |
1485 | bp->req_line_speed = 0; | |
1486 | if (bp->phy_flags & PHY_SERDES_FLAG) { | |
1487 | u32 reg; | |
1488 | ||
1489 | bp->advertising = ETHTOOL_ALL_FIBRE_SPEED | ADVERTISED_Autoneg; | |
1490 | ||
1491 | reg = REG_RD_IND(bp, bp->shmem_base + BNX2_PORT_HW_CFG_CONFIG); | |
1492 | reg &= BNX2_PORT_HW_CFG_CFG_DFLT_LINK_MASK; | |
1493 | if (reg == BNX2_PORT_HW_CFG_CFG_DFLT_LINK_1G) { | |
1494 | bp->autoneg = 0; | |
1495 | bp->req_line_speed = bp->line_speed = SPEED_1000; | |
1496 | bp->req_duplex = DUPLEX_FULL; | |
1497 | } | |
1498 | } else | |
1499 | bp->advertising = ETHTOOL_ALL_COPPER_SPEED | ADVERTISED_Autoneg; | |
1500 | } | |
1501 | ||
df149d70 MC |
1502 | static void |
1503 | bnx2_send_heart_beat(struct bnx2 *bp) | |
1504 | { | |
1505 | u32 msg; | |
1506 | u32 addr; | |
1507 | ||
1508 | spin_lock(&bp->indirect_lock); | |
1509 | msg = (u32) (++bp->fw_drv_pulse_wr_seq & BNX2_DRV_PULSE_SEQ_MASK); | |
1510 | addr = bp->shmem_base + BNX2_DRV_PULSE_MB; | |
1511 | REG_WR(bp, BNX2_PCICFG_REG_WINDOW_ADDRESS, addr); | |
1512 | REG_WR(bp, BNX2_PCICFG_REG_WINDOW, msg); | |
1513 | spin_unlock(&bp->indirect_lock); | |
1514 | } | |
1515 | ||
0d8a6571 MC |
1516 | static void |
1517 | bnx2_remote_phy_event(struct bnx2 *bp) | |
1518 | { | |
1519 | u32 msg; | |
1520 | u8 link_up = bp->link_up; | |
1521 | u8 old_port; | |
1522 | ||
1523 | msg = REG_RD_IND(bp, bp->shmem_base + BNX2_LINK_STATUS); | |
1524 | ||
df149d70 MC |
1525 | if (msg & BNX2_LINK_STATUS_HEART_BEAT_EXPIRED) |
1526 | bnx2_send_heart_beat(bp); | |
1527 | ||
1528 | msg &= ~BNX2_LINK_STATUS_HEART_BEAT_EXPIRED; | |
1529 | ||
0d8a6571 MC |
1530 | if ((msg & BNX2_LINK_STATUS_LINK_UP) == BNX2_LINK_STATUS_LINK_DOWN) |
1531 | bp->link_up = 0; | |
1532 | else { | |
1533 | u32 speed; | |
1534 | ||
1535 | bp->link_up = 1; | |
1536 | speed = msg & BNX2_LINK_STATUS_SPEED_MASK; | |
1537 | bp->duplex = DUPLEX_FULL; | |
1538 | switch (speed) { | |
1539 | case BNX2_LINK_STATUS_10HALF: | |
1540 | bp->duplex = DUPLEX_HALF; | |
1541 | case BNX2_LINK_STATUS_10FULL: | |
1542 | bp->line_speed = SPEED_10; | |
1543 | break; | |
1544 | case BNX2_LINK_STATUS_100HALF: | |
1545 | bp->duplex = DUPLEX_HALF; | |
1546 | case BNX2_LINK_STATUS_100BASE_T4: | |
1547 | case BNX2_LINK_STATUS_100FULL: | |
1548 | bp->line_speed = SPEED_100; | |
1549 | break; | |
1550 | case BNX2_LINK_STATUS_1000HALF: | |
1551 | bp->duplex = DUPLEX_HALF; | |
1552 | case BNX2_LINK_STATUS_1000FULL: | |
1553 | bp->line_speed = SPEED_1000; | |
1554 | break; | |
1555 | case BNX2_LINK_STATUS_2500HALF: | |
1556 | bp->duplex = DUPLEX_HALF; | |
1557 | case BNX2_LINK_STATUS_2500FULL: | |
1558 | bp->line_speed = SPEED_2500; | |
1559 | break; | |
1560 | default: | |
1561 | bp->line_speed = 0; | |
1562 | break; | |
1563 | } | |
1564 | ||
1565 | spin_lock(&bp->phy_lock); | |
1566 | bp->flow_ctrl = 0; | |
1567 | if ((bp->autoneg & (AUTONEG_SPEED | AUTONEG_FLOW_CTRL)) != | |
1568 | (AUTONEG_SPEED | AUTONEG_FLOW_CTRL)) { | |
1569 | if (bp->duplex == DUPLEX_FULL) | |
1570 | bp->flow_ctrl = bp->req_flow_ctrl; | |
1571 | } else { | |
1572 | if (msg & BNX2_LINK_STATUS_TX_FC_ENABLED) | |
1573 | bp->flow_ctrl |= FLOW_CTRL_TX; | |
1574 | if (msg & BNX2_LINK_STATUS_RX_FC_ENABLED) | |
1575 | bp->flow_ctrl |= FLOW_CTRL_RX; | |
1576 | } | |
1577 | ||
1578 | old_port = bp->phy_port; | |
1579 | if (msg & BNX2_LINK_STATUS_SERDES_LINK) | |
1580 | bp->phy_port = PORT_FIBRE; | |
1581 | else | |
1582 | bp->phy_port = PORT_TP; | |
1583 | ||
1584 | if (old_port != bp->phy_port) | |
1585 | bnx2_set_default_link(bp); | |
1586 | ||
1587 | spin_unlock(&bp->phy_lock); | |
1588 | } | |
1589 | if (bp->link_up != link_up) | |
1590 | bnx2_report_link(bp); | |
1591 | ||
1592 | bnx2_set_mac_link(bp); | |
1593 | } | |
1594 | ||
1595 | static int | |
1596 | bnx2_set_remote_link(struct bnx2 *bp) | |
1597 | { | |
1598 | u32 evt_code; | |
1599 | ||
1600 | evt_code = REG_RD_IND(bp, bp->shmem_base + BNX2_FW_EVT_CODE_MB); | |
1601 | switch (evt_code) { | |
1602 | case BNX2_FW_EVT_CODE_LINK_EVENT: | |
1603 | bnx2_remote_phy_event(bp); | |
1604 | break; | |
1605 | case BNX2_FW_EVT_CODE_SW_TIMER_EXPIRATION_EVENT: | |
1606 | default: | |
df149d70 | 1607 | bnx2_send_heart_beat(bp); |
0d8a6571 MC |
1608 | break; |
1609 | } | |
1610 | return 0; | |
1611 | } | |
1612 | ||
b6016b76 MC |
1613 | static int |
1614 | bnx2_setup_copper_phy(struct bnx2 *bp) | |
1615 | { | |
1616 | u32 bmcr; | |
1617 | u32 new_bmcr; | |
1618 | ||
ca58c3af | 1619 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
b6016b76 MC |
1620 | |
1621 | if (bp->autoneg & AUTONEG_SPEED) { | |
1622 | u32 adv_reg, adv1000_reg; | |
1623 | u32 new_adv_reg = 0; | |
1624 | u32 new_adv1000_reg = 0; | |
1625 | ||
ca58c3af | 1626 | bnx2_read_phy(bp, bp->mii_adv, &adv_reg); |
b6016b76 MC |
1627 | adv_reg &= (PHY_ALL_10_100_SPEED | ADVERTISE_PAUSE_CAP | |
1628 | ADVERTISE_PAUSE_ASYM); | |
1629 | ||
1630 | bnx2_read_phy(bp, MII_CTRL1000, &adv1000_reg); | |
1631 | adv1000_reg &= PHY_ALL_1000_SPEED; | |
1632 | ||
1633 | if (bp->advertising & ADVERTISED_10baseT_Half) | |
1634 | new_adv_reg |= ADVERTISE_10HALF; | |
1635 | if (bp->advertising & ADVERTISED_10baseT_Full) | |
1636 | new_adv_reg |= ADVERTISE_10FULL; | |
1637 | if (bp->advertising & ADVERTISED_100baseT_Half) | |
1638 | new_adv_reg |= ADVERTISE_100HALF; | |
1639 | if (bp->advertising & ADVERTISED_100baseT_Full) | |
1640 | new_adv_reg |= ADVERTISE_100FULL; | |
1641 | if (bp->advertising & ADVERTISED_1000baseT_Full) | |
1642 | new_adv1000_reg |= ADVERTISE_1000FULL; | |
6aa20a22 | 1643 | |
b6016b76 MC |
1644 | new_adv_reg |= ADVERTISE_CSMA; |
1645 | ||
1646 | new_adv_reg |= bnx2_phy_get_pause_adv(bp); | |
1647 | ||
1648 | if ((adv1000_reg != new_adv1000_reg) || | |
1649 | (adv_reg != new_adv_reg) || | |
1650 | ((bmcr & BMCR_ANENABLE) == 0)) { | |
1651 | ||
ca58c3af | 1652 | bnx2_write_phy(bp, bp->mii_adv, new_adv_reg); |
b6016b76 | 1653 | bnx2_write_phy(bp, MII_CTRL1000, new_adv1000_reg); |
ca58c3af | 1654 | bnx2_write_phy(bp, bp->mii_bmcr, BMCR_ANRESTART | |
b6016b76 MC |
1655 | BMCR_ANENABLE); |
1656 | } | |
1657 | else if (bp->link_up) { | |
1658 | /* Flow ctrl may have changed from auto to forced */ | |
1659 | /* or vice-versa. */ | |
1660 | ||
1661 | bnx2_resolve_flow_ctrl(bp); | |
1662 | bnx2_set_mac_link(bp); | |
1663 | } | |
1664 | return 0; | |
1665 | } | |
1666 | ||
1667 | new_bmcr = 0; | |
1668 | if (bp->req_line_speed == SPEED_100) { | |
1669 | new_bmcr |= BMCR_SPEED100; | |
1670 | } | |
1671 | if (bp->req_duplex == DUPLEX_FULL) { | |
1672 | new_bmcr |= BMCR_FULLDPLX; | |
1673 | } | |
1674 | if (new_bmcr != bmcr) { | |
1675 | u32 bmsr; | |
b6016b76 | 1676 | |
ca58c3af MC |
1677 | bnx2_read_phy(bp, bp->mii_bmsr, &bmsr); |
1678 | bnx2_read_phy(bp, bp->mii_bmsr, &bmsr); | |
6aa20a22 | 1679 | |
b6016b76 MC |
1680 | if (bmsr & BMSR_LSTATUS) { |
1681 | /* Force link down */ | |
ca58c3af | 1682 | bnx2_write_phy(bp, bp->mii_bmcr, BMCR_LOOPBACK); |
a16dda0e MC |
1683 | spin_unlock_bh(&bp->phy_lock); |
1684 | msleep(50); | |
1685 | spin_lock_bh(&bp->phy_lock); | |
1686 | ||
ca58c3af MC |
1687 | bnx2_read_phy(bp, bp->mii_bmsr, &bmsr); |
1688 | bnx2_read_phy(bp, bp->mii_bmsr, &bmsr); | |
b6016b76 MC |
1689 | } |
1690 | ||
ca58c3af | 1691 | bnx2_write_phy(bp, bp->mii_bmcr, new_bmcr); |
b6016b76 MC |
1692 | |
1693 | /* Normally, the new speed is setup after the link has | |
1694 | * gone down and up again. In some cases, link will not go | |
1695 | * down so we need to set up the new speed here. | |
1696 | */ | |
1697 | if (bmsr & BMSR_LSTATUS) { | |
1698 | bp->line_speed = bp->req_line_speed; | |
1699 | bp->duplex = bp->req_duplex; | |
1700 | bnx2_resolve_flow_ctrl(bp); | |
1701 | bnx2_set_mac_link(bp); | |
1702 | } | |
27a005b8 MC |
1703 | } else { |
1704 | bnx2_resolve_flow_ctrl(bp); | |
1705 | bnx2_set_mac_link(bp); | |
b6016b76 MC |
1706 | } |
1707 | return 0; | |
1708 | } | |
1709 | ||
1710 | static int | |
0d8a6571 | 1711 | bnx2_setup_phy(struct bnx2 *bp, u8 port) |
b6016b76 MC |
1712 | { |
1713 | if (bp->loopback == MAC_LOOPBACK) | |
1714 | return 0; | |
1715 | ||
1716 | if (bp->phy_flags & PHY_SERDES_FLAG) { | |
0d8a6571 | 1717 | return (bnx2_setup_serdes_phy(bp, port)); |
b6016b76 MC |
1718 | } |
1719 | else { | |
1720 | return (bnx2_setup_copper_phy(bp)); | |
1721 | } | |
1722 | } | |
1723 | ||
27a005b8 MC |
1724 | static int |
1725 | bnx2_init_5709s_phy(struct bnx2 *bp) | |
1726 | { | |
1727 | u32 val; | |
1728 | ||
1729 | bp->mii_bmcr = MII_BMCR + 0x10; | |
1730 | bp->mii_bmsr = MII_BMSR + 0x10; | |
1731 | bp->mii_bmsr1 = MII_BNX2_GP_TOP_AN_STATUS1; | |
1732 | bp->mii_adv = MII_ADVERTISE + 0x10; | |
1733 | bp->mii_lpa = MII_LPA + 0x10; | |
1734 | bp->mii_up1 = MII_BNX2_OVER1G_UP1; | |
1735 | ||
1736 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_AER); | |
1737 | bnx2_write_phy(bp, MII_BNX2_AER_AER, MII_BNX2_AER_AER_AN_MMD); | |
1738 | ||
1739 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_COMBO_IEEEB0); | |
1740 | bnx2_reset_phy(bp); | |
1741 | ||
1742 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_SERDES_DIG); | |
1743 | ||
1744 | bnx2_read_phy(bp, MII_BNX2_SERDES_DIG_1000XCTL1, &val); | |
1745 | val &= ~MII_BNX2_SD_1000XCTL1_AUTODET; | |
1746 | val |= MII_BNX2_SD_1000XCTL1_FIBER; | |
1747 | bnx2_write_phy(bp, MII_BNX2_SERDES_DIG_1000XCTL1, val); | |
1748 | ||
1749 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_OVER1G); | |
1750 | bnx2_read_phy(bp, MII_BNX2_OVER1G_UP1, &val); | |
1751 | if (bp->phy_flags & PHY_2_5G_CAPABLE_FLAG) | |
1752 | val |= BCM5708S_UP1_2G5; | |
1753 | else | |
1754 | val &= ~BCM5708S_UP1_2G5; | |
1755 | bnx2_write_phy(bp, MII_BNX2_OVER1G_UP1, val); | |
1756 | ||
1757 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_BAM_NXTPG); | |
1758 | bnx2_read_phy(bp, MII_BNX2_BAM_NXTPG_CTL, &val); | |
1759 | val |= MII_BNX2_NXTPG_CTL_T2 | MII_BNX2_NXTPG_CTL_BAM; | |
1760 | bnx2_write_phy(bp, MII_BNX2_BAM_NXTPG_CTL, val); | |
1761 | ||
1762 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_CL73_USERB0); | |
1763 | ||
1764 | val = MII_BNX2_CL73_BAM_EN | MII_BNX2_CL73_BAM_STA_MGR_EN | | |
1765 | MII_BNX2_CL73_BAM_NP_AFT_BP_EN; | |
1766 | bnx2_write_phy(bp, MII_BNX2_CL73_BAM_CTL1, val); | |
1767 | ||
1768 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_COMBO_IEEEB0); | |
1769 | ||
1770 | return 0; | |
1771 | } | |
1772 | ||
b6016b76 | 1773 | static int |
5b0c76ad MC |
1774 | bnx2_init_5708s_phy(struct bnx2 *bp) |
1775 | { | |
1776 | u32 val; | |
1777 | ||
27a005b8 MC |
1778 | bnx2_reset_phy(bp); |
1779 | ||
1780 | bp->mii_up1 = BCM5708S_UP1; | |
1781 | ||
5b0c76ad MC |
1782 | bnx2_write_phy(bp, BCM5708S_BLK_ADDR, BCM5708S_BLK_ADDR_DIG3); |
1783 | bnx2_write_phy(bp, BCM5708S_DIG_3_0, BCM5708S_DIG_3_0_USE_IEEE); | |
1784 | bnx2_write_phy(bp, BCM5708S_BLK_ADDR, BCM5708S_BLK_ADDR_DIG); | |
1785 | ||
1786 | bnx2_read_phy(bp, BCM5708S_1000X_CTL1, &val); | |
1787 | val |= BCM5708S_1000X_CTL1_FIBER_MODE | BCM5708S_1000X_CTL1_AUTODET_EN; | |
1788 | bnx2_write_phy(bp, BCM5708S_1000X_CTL1, val); | |
1789 | ||
1790 | bnx2_read_phy(bp, BCM5708S_1000X_CTL2, &val); | |
1791 | val |= BCM5708S_1000X_CTL2_PLLEL_DET_EN; | |
1792 | bnx2_write_phy(bp, BCM5708S_1000X_CTL2, val); | |
1793 | ||
1794 | if (bp->phy_flags & PHY_2_5G_CAPABLE_FLAG) { | |
1795 | bnx2_read_phy(bp, BCM5708S_UP1, &val); | |
1796 | val |= BCM5708S_UP1_2G5; | |
1797 | bnx2_write_phy(bp, BCM5708S_UP1, val); | |
1798 | } | |
1799 | ||
1800 | if ((CHIP_ID(bp) == CHIP_ID_5708_A0) || | |
dda1e390 MC |
1801 | (CHIP_ID(bp) == CHIP_ID_5708_B0) || |
1802 | (CHIP_ID(bp) == CHIP_ID_5708_B1)) { | |
5b0c76ad MC |
1803 | /* increase tx signal amplitude */ |
1804 | bnx2_write_phy(bp, BCM5708S_BLK_ADDR, | |
1805 | BCM5708S_BLK_ADDR_TX_MISC); | |
1806 | bnx2_read_phy(bp, BCM5708S_TX_ACTL1, &val); | |
1807 | val &= ~BCM5708S_TX_ACTL1_DRIVER_VCM; | |
1808 | bnx2_write_phy(bp, BCM5708S_TX_ACTL1, val); | |
1809 | bnx2_write_phy(bp, BCM5708S_BLK_ADDR, BCM5708S_BLK_ADDR_DIG); | |
1810 | } | |
1811 | ||
e3648b3d | 1812 | val = REG_RD_IND(bp, bp->shmem_base + BNX2_PORT_HW_CFG_CONFIG) & |
5b0c76ad MC |
1813 | BNX2_PORT_HW_CFG_CFG_TXCTL3_MASK; |
1814 | ||
1815 | if (val) { | |
1816 | u32 is_backplane; | |
1817 | ||
e3648b3d | 1818 | is_backplane = REG_RD_IND(bp, bp->shmem_base + |
5b0c76ad MC |
1819 | BNX2_SHARED_HW_CFG_CONFIG); |
1820 | if (is_backplane & BNX2_SHARED_HW_CFG_PHY_BACKPLANE) { | |
1821 | bnx2_write_phy(bp, BCM5708S_BLK_ADDR, | |
1822 | BCM5708S_BLK_ADDR_TX_MISC); | |
1823 | bnx2_write_phy(bp, BCM5708S_TX_ACTL3, val); | |
1824 | bnx2_write_phy(bp, BCM5708S_BLK_ADDR, | |
1825 | BCM5708S_BLK_ADDR_DIG); | |
1826 | } | |
1827 | } | |
1828 | return 0; | |
1829 | } | |
1830 | ||
1831 | static int | |
1832 | bnx2_init_5706s_phy(struct bnx2 *bp) | |
b6016b76 | 1833 | { |
27a005b8 MC |
1834 | bnx2_reset_phy(bp); |
1835 | ||
b6016b76 MC |
1836 | bp->phy_flags &= ~PHY_PARALLEL_DETECT_FLAG; |
1837 | ||
59b47d8a MC |
1838 | if (CHIP_NUM(bp) == CHIP_NUM_5706) |
1839 | REG_WR(bp, BNX2_MISC_GP_HW_CTL0, 0x300); | |
b6016b76 MC |
1840 | |
1841 | if (bp->dev->mtu > 1500) { | |
1842 | u32 val; | |
1843 | ||
1844 | /* Set extended packet length bit */ | |
1845 | bnx2_write_phy(bp, 0x18, 0x7); | |
1846 | bnx2_read_phy(bp, 0x18, &val); | |
1847 | bnx2_write_phy(bp, 0x18, (val & 0xfff8) | 0x4000); | |
1848 | ||
1849 | bnx2_write_phy(bp, 0x1c, 0x6c00); | |
1850 | bnx2_read_phy(bp, 0x1c, &val); | |
1851 | bnx2_write_phy(bp, 0x1c, (val & 0x3ff) | 0xec02); | |
1852 | } | |
1853 | else { | |
1854 | u32 val; | |
1855 | ||
1856 | bnx2_write_phy(bp, 0x18, 0x7); | |
1857 | bnx2_read_phy(bp, 0x18, &val); | |
1858 | bnx2_write_phy(bp, 0x18, val & ~0x4007); | |
1859 | ||
1860 | bnx2_write_phy(bp, 0x1c, 0x6c00); | |
1861 | bnx2_read_phy(bp, 0x1c, &val); | |
1862 | bnx2_write_phy(bp, 0x1c, (val & 0x3fd) | 0xec00); | |
1863 | } | |
1864 | ||
1865 | return 0; | |
1866 | } | |
1867 | ||
1868 | static int | |
1869 | bnx2_init_copper_phy(struct bnx2 *bp) | |
1870 | { | |
5b0c76ad MC |
1871 | u32 val; |
1872 | ||
27a005b8 MC |
1873 | bnx2_reset_phy(bp); |
1874 | ||
b6016b76 MC |
1875 | if (bp->phy_flags & PHY_CRC_FIX_FLAG) { |
1876 | bnx2_write_phy(bp, 0x18, 0x0c00); | |
1877 | bnx2_write_phy(bp, 0x17, 0x000a); | |
1878 | bnx2_write_phy(bp, 0x15, 0x310b); | |
1879 | bnx2_write_phy(bp, 0x17, 0x201f); | |
1880 | bnx2_write_phy(bp, 0x15, 0x9506); | |
1881 | bnx2_write_phy(bp, 0x17, 0x401f); | |
1882 | bnx2_write_phy(bp, 0x15, 0x14e2); | |
1883 | bnx2_write_phy(bp, 0x18, 0x0400); | |
1884 | } | |
1885 | ||
b659f44e MC |
1886 | if (bp->phy_flags & PHY_DIS_EARLY_DAC_FLAG) { |
1887 | bnx2_write_phy(bp, MII_BNX2_DSP_ADDRESS, | |
1888 | MII_BNX2_DSP_EXPAND_REG | 0x8); | |
1889 | bnx2_read_phy(bp, MII_BNX2_DSP_RW_PORT, &val); | |
1890 | val &= ~(1 << 8); | |
1891 | bnx2_write_phy(bp, MII_BNX2_DSP_RW_PORT, val); | |
1892 | } | |
1893 | ||
b6016b76 | 1894 | if (bp->dev->mtu > 1500) { |
b6016b76 MC |
1895 | /* Set extended packet length bit */ |
1896 | bnx2_write_phy(bp, 0x18, 0x7); | |
1897 | bnx2_read_phy(bp, 0x18, &val); | |
1898 | bnx2_write_phy(bp, 0x18, val | 0x4000); | |
1899 | ||
1900 | bnx2_read_phy(bp, 0x10, &val); | |
1901 | bnx2_write_phy(bp, 0x10, val | 0x1); | |
1902 | } | |
1903 | else { | |
b6016b76 MC |
1904 | bnx2_write_phy(bp, 0x18, 0x7); |
1905 | bnx2_read_phy(bp, 0x18, &val); | |
1906 | bnx2_write_phy(bp, 0x18, val & ~0x4007); | |
1907 | ||
1908 | bnx2_read_phy(bp, 0x10, &val); | |
1909 | bnx2_write_phy(bp, 0x10, val & ~0x1); | |
1910 | } | |
1911 | ||
5b0c76ad MC |
1912 | /* ethernet@wirespeed */ |
1913 | bnx2_write_phy(bp, 0x18, 0x7007); | |
1914 | bnx2_read_phy(bp, 0x18, &val); | |
1915 | bnx2_write_phy(bp, 0x18, val | (1 << 15) | (1 << 4)); | |
b6016b76 MC |
1916 | return 0; |
1917 | } | |
1918 | ||
1919 | ||
1920 | static int | |
1921 | bnx2_init_phy(struct bnx2 *bp) | |
1922 | { | |
1923 | u32 val; | |
1924 | int rc = 0; | |
1925 | ||
1926 | bp->phy_flags &= ~PHY_INT_MODE_MASK_FLAG; | |
1927 | bp->phy_flags |= PHY_INT_MODE_LINK_READY_FLAG; | |
1928 | ||
ca58c3af MC |
1929 | bp->mii_bmcr = MII_BMCR; |
1930 | bp->mii_bmsr = MII_BMSR; | |
27a005b8 | 1931 | bp->mii_bmsr1 = MII_BMSR; |
ca58c3af MC |
1932 | bp->mii_adv = MII_ADVERTISE; |
1933 | bp->mii_lpa = MII_LPA; | |
1934 | ||
b6016b76 MC |
1935 | REG_WR(bp, BNX2_EMAC_ATTENTION_ENA, BNX2_EMAC_ATTENTION_ENA_LINK); |
1936 | ||
0d8a6571 MC |
1937 | if (bp->phy_flags & REMOTE_PHY_CAP_FLAG) |
1938 | goto setup_phy; | |
1939 | ||
b6016b76 MC |
1940 | bnx2_read_phy(bp, MII_PHYSID1, &val); |
1941 | bp->phy_id = val << 16; | |
1942 | bnx2_read_phy(bp, MII_PHYSID2, &val); | |
1943 | bp->phy_id |= val & 0xffff; | |
1944 | ||
1945 | if (bp->phy_flags & PHY_SERDES_FLAG) { | |
5b0c76ad MC |
1946 | if (CHIP_NUM(bp) == CHIP_NUM_5706) |
1947 | rc = bnx2_init_5706s_phy(bp); | |
1948 | else if (CHIP_NUM(bp) == CHIP_NUM_5708) | |
1949 | rc = bnx2_init_5708s_phy(bp); | |
27a005b8 MC |
1950 | else if (CHIP_NUM(bp) == CHIP_NUM_5709) |
1951 | rc = bnx2_init_5709s_phy(bp); | |
b6016b76 MC |
1952 | } |
1953 | else { | |
1954 | rc = bnx2_init_copper_phy(bp); | |
1955 | } | |
1956 | ||
0d8a6571 MC |
1957 | setup_phy: |
1958 | if (!rc) | |
1959 | rc = bnx2_setup_phy(bp, bp->phy_port); | |
b6016b76 MC |
1960 | |
1961 | return rc; | |
1962 | } | |
1963 | ||
1964 | static int | |
1965 | bnx2_set_mac_loopback(struct bnx2 *bp) | |
1966 | { | |
1967 | u32 mac_mode; | |
1968 | ||
1969 | mac_mode = REG_RD(bp, BNX2_EMAC_MODE); | |
1970 | mac_mode &= ~BNX2_EMAC_MODE_PORT; | |
1971 | mac_mode |= BNX2_EMAC_MODE_MAC_LOOP | BNX2_EMAC_MODE_FORCE_LINK; | |
1972 | REG_WR(bp, BNX2_EMAC_MODE, mac_mode); | |
1973 | bp->link_up = 1; | |
1974 | return 0; | |
1975 | } | |
1976 | ||
bc5a0690 MC |
1977 | static int bnx2_test_link(struct bnx2 *); |
1978 | ||
1979 | static int | |
1980 | bnx2_set_phy_loopback(struct bnx2 *bp) | |
1981 | { | |
1982 | u32 mac_mode; | |
1983 | int rc, i; | |
1984 | ||
1985 | spin_lock_bh(&bp->phy_lock); | |
ca58c3af | 1986 | rc = bnx2_write_phy(bp, bp->mii_bmcr, BMCR_LOOPBACK | BMCR_FULLDPLX | |
bc5a0690 MC |
1987 | BMCR_SPEED1000); |
1988 | spin_unlock_bh(&bp->phy_lock); | |
1989 | if (rc) | |
1990 | return rc; | |
1991 | ||
1992 | for (i = 0; i < 10; i++) { | |
1993 | if (bnx2_test_link(bp) == 0) | |
1994 | break; | |
80be4434 | 1995 | msleep(100); |
bc5a0690 MC |
1996 | } |
1997 | ||
1998 | mac_mode = REG_RD(bp, BNX2_EMAC_MODE); | |
1999 | mac_mode &= ~(BNX2_EMAC_MODE_PORT | BNX2_EMAC_MODE_HALF_DUPLEX | | |
2000 | BNX2_EMAC_MODE_MAC_LOOP | BNX2_EMAC_MODE_FORCE_LINK | | |
59b47d8a | 2001 | BNX2_EMAC_MODE_25G_MODE); |
bc5a0690 MC |
2002 | |
2003 | mac_mode |= BNX2_EMAC_MODE_PORT_GMII; | |
2004 | REG_WR(bp, BNX2_EMAC_MODE, mac_mode); | |
2005 | bp->link_up = 1; | |
2006 | return 0; | |
2007 | } | |
2008 | ||
b6016b76 | 2009 | static int |
b090ae2b | 2010 | bnx2_fw_sync(struct bnx2 *bp, u32 msg_data, int silent) |
b6016b76 MC |
2011 | { |
2012 | int i; | |
2013 | u32 val; | |
2014 | ||
b6016b76 MC |
2015 | bp->fw_wr_seq++; |
2016 | msg_data |= bp->fw_wr_seq; | |
2017 | ||
e3648b3d | 2018 | REG_WR_IND(bp, bp->shmem_base + BNX2_DRV_MB, msg_data); |
b6016b76 MC |
2019 | |
2020 | /* wait for an acknowledgement. */ | |
b090ae2b MC |
2021 | for (i = 0; i < (FW_ACK_TIME_OUT_MS / 10); i++) { |
2022 | msleep(10); | |
b6016b76 | 2023 | |
e3648b3d | 2024 | val = REG_RD_IND(bp, bp->shmem_base + BNX2_FW_MB); |
b6016b76 MC |
2025 | |
2026 | if ((val & BNX2_FW_MSG_ACK) == (msg_data & BNX2_DRV_MSG_SEQ)) | |
2027 | break; | |
2028 | } | |
b090ae2b MC |
2029 | if ((msg_data & BNX2_DRV_MSG_DATA) == BNX2_DRV_MSG_DATA_WAIT0) |
2030 | return 0; | |
b6016b76 MC |
2031 | |
2032 | /* If we timed out, inform the firmware that this is the case. */ | |
b090ae2b MC |
2033 | if ((val & BNX2_FW_MSG_ACK) != (msg_data & BNX2_DRV_MSG_SEQ)) { |
2034 | if (!silent) | |
2035 | printk(KERN_ERR PFX "fw sync timeout, reset code = " | |
2036 | "%x\n", msg_data); | |
b6016b76 MC |
2037 | |
2038 | msg_data &= ~BNX2_DRV_MSG_CODE; | |
2039 | msg_data |= BNX2_DRV_MSG_CODE_FW_TIMEOUT; | |
2040 | ||
e3648b3d | 2041 | REG_WR_IND(bp, bp->shmem_base + BNX2_DRV_MB, msg_data); |
b6016b76 | 2042 | |
b6016b76 MC |
2043 | return -EBUSY; |
2044 | } | |
2045 | ||
b090ae2b MC |
2046 | if ((val & BNX2_FW_MSG_STATUS_MASK) != BNX2_FW_MSG_STATUS_OK) |
2047 | return -EIO; | |
2048 | ||
b6016b76 MC |
2049 | return 0; |
2050 | } | |
2051 | ||
59b47d8a MC |
2052 | static int |
2053 | bnx2_init_5709_context(struct bnx2 *bp) | |
2054 | { | |
2055 | int i, ret = 0; | |
2056 | u32 val; | |
2057 | ||
2058 | val = BNX2_CTX_COMMAND_ENABLED | BNX2_CTX_COMMAND_MEM_INIT | (1 << 12); | |
2059 | val |= (BCM_PAGE_BITS - 8) << 16; | |
2060 | REG_WR(bp, BNX2_CTX_COMMAND, val); | |
641bdcd5 MC |
2061 | for (i = 0; i < 10; i++) { |
2062 | val = REG_RD(bp, BNX2_CTX_COMMAND); | |
2063 | if (!(val & BNX2_CTX_COMMAND_MEM_INIT)) | |
2064 | break; | |
2065 | udelay(2); | |
2066 | } | |
2067 | if (val & BNX2_CTX_COMMAND_MEM_INIT) | |
2068 | return -EBUSY; | |
2069 | ||
59b47d8a MC |
2070 | for (i = 0; i < bp->ctx_pages; i++) { |
2071 | int j; | |
2072 | ||
2073 | REG_WR(bp, BNX2_CTX_HOST_PAGE_TBL_DATA0, | |
2074 | (bp->ctx_blk_mapping[i] & 0xffffffff) | | |
2075 | BNX2_CTX_HOST_PAGE_TBL_DATA0_VALID); | |
2076 | REG_WR(bp, BNX2_CTX_HOST_PAGE_TBL_DATA1, | |
2077 | (u64) bp->ctx_blk_mapping[i] >> 32); | |
2078 | REG_WR(bp, BNX2_CTX_HOST_PAGE_TBL_CTRL, i | | |
2079 | BNX2_CTX_HOST_PAGE_TBL_CTRL_WRITE_REQ); | |
2080 | for (j = 0; j < 10; j++) { | |
2081 | ||
2082 | val = REG_RD(bp, BNX2_CTX_HOST_PAGE_TBL_CTRL); | |
2083 | if (!(val & BNX2_CTX_HOST_PAGE_TBL_CTRL_WRITE_REQ)) | |
2084 | break; | |
2085 | udelay(5); | |
2086 | } | |
2087 | if (val & BNX2_CTX_HOST_PAGE_TBL_CTRL_WRITE_REQ) { | |
2088 | ret = -EBUSY; | |
2089 | break; | |
2090 | } | |
2091 | } | |
2092 | return ret; | |
2093 | } | |
2094 | ||
b6016b76 MC |
2095 | static void |
2096 | bnx2_init_context(struct bnx2 *bp) | |
2097 | { | |
2098 | u32 vcid; | |
2099 | ||
2100 | vcid = 96; | |
2101 | while (vcid) { | |
2102 | u32 vcid_addr, pcid_addr, offset; | |
7947b20e | 2103 | int i; |
b6016b76 MC |
2104 | |
2105 | vcid--; | |
2106 | ||
2107 | if (CHIP_ID(bp) == CHIP_ID_5706_A0) { | |
2108 | u32 new_vcid; | |
2109 | ||
2110 | vcid_addr = GET_PCID_ADDR(vcid); | |
2111 | if (vcid & 0x8) { | |
2112 | new_vcid = 0x60 + (vcid & 0xf0) + (vcid & 0x7); | |
2113 | } | |
2114 | else { | |
2115 | new_vcid = vcid; | |
2116 | } | |
2117 | pcid_addr = GET_PCID_ADDR(new_vcid); | |
2118 | } | |
2119 | else { | |
2120 | vcid_addr = GET_CID_ADDR(vcid); | |
2121 | pcid_addr = vcid_addr; | |
2122 | } | |
2123 | ||
7947b20e MC |
2124 | for (i = 0; i < (CTX_SIZE / PHY_CTX_SIZE); i++) { |
2125 | vcid_addr += (i << PHY_CTX_SHIFT); | |
2126 | pcid_addr += (i << PHY_CTX_SHIFT); | |
b6016b76 | 2127 | |
7947b20e MC |
2128 | REG_WR(bp, BNX2_CTX_VIRT_ADDR, 0x00); |
2129 | REG_WR(bp, BNX2_CTX_PAGE_TBL, pcid_addr); | |
b6016b76 | 2130 | |
7947b20e MC |
2131 | /* Zero out the context. */ |
2132 | for (offset = 0; offset < PHY_CTX_SIZE; offset += 4) | |
2133 | CTX_WR(bp, 0x00, offset, 0); | |
2134 | ||
2135 | REG_WR(bp, BNX2_CTX_VIRT_ADDR, vcid_addr); | |
2136 | REG_WR(bp, BNX2_CTX_PAGE_TBL, pcid_addr); | |
2137 | } | |
b6016b76 MC |
2138 | } |
2139 | } | |
2140 | ||
2141 | static int | |
2142 | bnx2_alloc_bad_rbuf(struct bnx2 *bp) | |
2143 | { | |
2144 | u16 *good_mbuf; | |
2145 | u32 good_mbuf_cnt; | |
2146 | u32 val; | |
2147 | ||
2148 | good_mbuf = kmalloc(512 * sizeof(u16), GFP_KERNEL); | |
2149 | if (good_mbuf == NULL) { | |
2150 | printk(KERN_ERR PFX "Failed to allocate memory in " | |
2151 | "bnx2_alloc_bad_rbuf\n"); | |
2152 | return -ENOMEM; | |
2153 | } | |
2154 | ||
2155 | REG_WR(bp, BNX2_MISC_ENABLE_SET_BITS, | |
2156 | BNX2_MISC_ENABLE_SET_BITS_RX_MBUF_ENABLE); | |
2157 | ||
2158 | good_mbuf_cnt = 0; | |
2159 | ||
2160 | /* Allocate a bunch of mbufs and save the good ones in an array. */ | |
2161 | val = REG_RD_IND(bp, BNX2_RBUF_STATUS1); | |
2162 | while (val & BNX2_RBUF_STATUS1_FREE_COUNT) { | |
2163 | REG_WR_IND(bp, BNX2_RBUF_COMMAND, BNX2_RBUF_COMMAND_ALLOC_REQ); | |
2164 | ||
2165 | val = REG_RD_IND(bp, BNX2_RBUF_FW_BUF_ALLOC); | |
2166 | ||
2167 | val &= BNX2_RBUF_FW_BUF_ALLOC_VALUE; | |
2168 | ||
2169 | /* The addresses with Bit 9 set are bad memory blocks. */ | |
2170 | if (!(val & (1 << 9))) { | |
2171 | good_mbuf[good_mbuf_cnt] = (u16) val; | |
2172 | good_mbuf_cnt++; | |
2173 | } | |
2174 | ||
2175 | val = REG_RD_IND(bp, BNX2_RBUF_STATUS1); | |
2176 | } | |
2177 | ||
2178 | /* Free the good ones back to the mbuf pool thus discarding | |
2179 | * all the bad ones. */ | |
2180 | while (good_mbuf_cnt) { | |
2181 | good_mbuf_cnt--; | |
2182 | ||
2183 | val = good_mbuf[good_mbuf_cnt]; | |
2184 | val = (val << 9) | val | 1; | |
2185 | ||
2186 | REG_WR_IND(bp, BNX2_RBUF_FW_BUF_FREE, val); | |
2187 | } | |
2188 | kfree(good_mbuf); | |
2189 | return 0; | |
2190 | } | |
2191 | ||
2192 | static void | |
6aa20a22 | 2193 | bnx2_set_mac_addr(struct bnx2 *bp) |
b6016b76 MC |
2194 | { |
2195 | u32 val; | |
2196 | u8 *mac_addr = bp->dev->dev_addr; | |
2197 | ||
2198 | val = (mac_addr[0] << 8) | mac_addr[1]; | |
2199 | ||
2200 | REG_WR(bp, BNX2_EMAC_MAC_MATCH0, val); | |
2201 | ||
6aa20a22 | 2202 | val = (mac_addr[2] << 24) | (mac_addr[3] << 16) | |
b6016b76 MC |
2203 | (mac_addr[4] << 8) | mac_addr[5]; |
2204 | ||
2205 | REG_WR(bp, BNX2_EMAC_MAC_MATCH1, val); | |
2206 | } | |
2207 | ||
2208 | static inline int | |
2209 | bnx2_alloc_rx_skb(struct bnx2 *bp, u16 index) | |
2210 | { | |
2211 | struct sk_buff *skb; | |
2212 | struct sw_bd *rx_buf = &bp->rx_buf_ring[index]; | |
2213 | dma_addr_t mapping; | |
13daffa2 | 2214 | struct rx_bd *rxbd = &bp->rx_desc_ring[RX_RING(index)][RX_IDX(index)]; |
b6016b76 MC |
2215 | unsigned long align; |
2216 | ||
932f3772 | 2217 | skb = netdev_alloc_skb(bp->dev, bp->rx_buf_size); |
b6016b76 MC |
2218 | if (skb == NULL) { |
2219 | return -ENOMEM; | |
2220 | } | |
2221 | ||
59b47d8a MC |
2222 | if (unlikely((align = (unsigned long) skb->data & (BNX2_RX_ALIGN - 1)))) |
2223 | skb_reserve(skb, BNX2_RX_ALIGN - align); | |
b6016b76 | 2224 | |
b6016b76 MC |
2225 | mapping = pci_map_single(bp->pdev, skb->data, bp->rx_buf_use_size, |
2226 | PCI_DMA_FROMDEVICE); | |
2227 | ||
2228 | rx_buf->skb = skb; | |
2229 | pci_unmap_addr_set(rx_buf, mapping, mapping); | |
2230 | ||
2231 | rxbd->rx_bd_haddr_hi = (u64) mapping >> 32; | |
2232 | rxbd->rx_bd_haddr_lo = (u64) mapping & 0xffffffff; | |
2233 | ||
2234 | bp->rx_prod_bseq += bp->rx_buf_use_size; | |
2235 | ||
2236 | return 0; | |
2237 | } | |
2238 | ||
da3e4fbe MC |
2239 | static int |
2240 | bnx2_phy_event_is_set(struct bnx2 *bp, u32 event) | |
b6016b76 | 2241 | { |
da3e4fbe | 2242 | struct status_block *sblk = bp->status_blk; |
b6016b76 | 2243 | u32 new_link_state, old_link_state; |
da3e4fbe | 2244 | int is_set = 1; |
b6016b76 | 2245 | |
da3e4fbe MC |
2246 | new_link_state = sblk->status_attn_bits & event; |
2247 | old_link_state = sblk->status_attn_bits_ack & event; | |
b6016b76 | 2248 | if (new_link_state != old_link_state) { |
da3e4fbe MC |
2249 | if (new_link_state) |
2250 | REG_WR(bp, BNX2_PCICFG_STATUS_BIT_SET_CMD, event); | |
2251 | else | |
2252 | REG_WR(bp, BNX2_PCICFG_STATUS_BIT_CLEAR_CMD, event); | |
2253 | } else | |
2254 | is_set = 0; | |
2255 | ||
2256 | return is_set; | |
2257 | } | |
2258 | ||
2259 | static void | |
2260 | bnx2_phy_int(struct bnx2 *bp) | |
2261 | { | |
2262 | if (bnx2_phy_event_is_set(bp, STATUS_ATTN_BITS_LINK_STATE)) { | |
2263 | spin_lock(&bp->phy_lock); | |
b6016b76 | 2264 | bnx2_set_link(bp); |
da3e4fbe | 2265 | spin_unlock(&bp->phy_lock); |
b6016b76 | 2266 | } |
0d8a6571 MC |
2267 | if (bnx2_phy_event_is_set(bp, STATUS_ATTN_BITS_TIMER_ABORT)) |
2268 | bnx2_set_remote_link(bp); | |
2269 | ||
b6016b76 MC |
2270 | } |
2271 | ||
2272 | static void | |
2273 | bnx2_tx_int(struct bnx2 *bp) | |
2274 | { | |
f4e418f7 | 2275 | struct status_block *sblk = bp->status_blk; |
b6016b76 MC |
2276 | u16 hw_cons, sw_cons, sw_ring_cons; |
2277 | int tx_free_bd = 0; | |
2278 | ||
f4e418f7 | 2279 | hw_cons = bp->hw_tx_cons = sblk->status_tx_quick_consumer_index0; |
b6016b76 MC |
2280 | if ((hw_cons & MAX_TX_DESC_CNT) == MAX_TX_DESC_CNT) { |
2281 | hw_cons++; | |
2282 | } | |
2283 | sw_cons = bp->tx_cons; | |
2284 | ||
2285 | while (sw_cons != hw_cons) { | |
2286 | struct sw_bd *tx_buf; | |
2287 | struct sk_buff *skb; | |
2288 | int i, last; | |
2289 | ||
2290 | sw_ring_cons = TX_RING_IDX(sw_cons); | |
2291 | ||
2292 | tx_buf = &bp->tx_buf_ring[sw_ring_cons]; | |
2293 | skb = tx_buf->skb; | |
1d39ed56 | 2294 | |
b6016b76 | 2295 | /* partial BD completions possible with TSO packets */ |
89114afd | 2296 | if (skb_is_gso(skb)) { |
b6016b76 MC |
2297 | u16 last_idx, last_ring_idx; |
2298 | ||
2299 | last_idx = sw_cons + | |
2300 | skb_shinfo(skb)->nr_frags + 1; | |
2301 | last_ring_idx = sw_ring_cons + | |
2302 | skb_shinfo(skb)->nr_frags + 1; | |
2303 | if (unlikely(last_ring_idx >= MAX_TX_DESC_CNT)) { | |
2304 | last_idx++; | |
2305 | } | |
2306 | if (((s16) ((s16) last_idx - (s16) hw_cons)) > 0) { | |
2307 | break; | |
2308 | } | |
2309 | } | |
1d39ed56 | 2310 | |
b6016b76 MC |
2311 | pci_unmap_single(bp->pdev, pci_unmap_addr(tx_buf, mapping), |
2312 | skb_headlen(skb), PCI_DMA_TODEVICE); | |
2313 | ||
2314 | tx_buf->skb = NULL; | |
2315 | last = skb_shinfo(skb)->nr_frags; | |
2316 | ||
2317 | for (i = 0; i < last; i++) { | |
2318 | sw_cons = NEXT_TX_BD(sw_cons); | |
2319 | ||
2320 | pci_unmap_page(bp->pdev, | |
2321 | pci_unmap_addr( | |
2322 | &bp->tx_buf_ring[TX_RING_IDX(sw_cons)], | |
2323 | mapping), | |
2324 | skb_shinfo(skb)->frags[i].size, | |
2325 | PCI_DMA_TODEVICE); | |
2326 | } | |
2327 | ||
2328 | sw_cons = NEXT_TX_BD(sw_cons); | |
2329 | ||
2330 | tx_free_bd += last + 1; | |
2331 | ||
745720e5 | 2332 | dev_kfree_skb(skb); |
b6016b76 | 2333 | |
f4e418f7 MC |
2334 | hw_cons = bp->hw_tx_cons = |
2335 | sblk->status_tx_quick_consumer_index0; | |
2336 | ||
b6016b76 MC |
2337 | if ((hw_cons & MAX_TX_DESC_CNT) == MAX_TX_DESC_CNT) { |
2338 | hw_cons++; | |
2339 | } | |
2340 | } | |
2341 | ||
e89bbf10 | 2342 | bp->tx_cons = sw_cons; |
2f8af120 MC |
2343 | /* Need to make the tx_cons update visible to bnx2_start_xmit() |
2344 | * before checking for netif_queue_stopped(). Without the | |
2345 | * memory barrier, there is a small possibility that bnx2_start_xmit() | |
2346 | * will miss it and cause the queue to be stopped forever. | |
2347 | */ | |
2348 | smp_mb(); | |
b6016b76 | 2349 | |
2f8af120 MC |
2350 | if (unlikely(netif_queue_stopped(bp->dev)) && |
2351 | (bnx2_tx_avail(bp) > bp->tx_wake_thresh)) { | |
2352 | netif_tx_lock(bp->dev); | |
b6016b76 | 2353 | if ((netif_queue_stopped(bp->dev)) && |
2f8af120 | 2354 | (bnx2_tx_avail(bp) > bp->tx_wake_thresh)) |
b6016b76 | 2355 | netif_wake_queue(bp->dev); |
2f8af120 | 2356 | netif_tx_unlock(bp->dev); |
b6016b76 | 2357 | } |
b6016b76 MC |
2358 | } |
2359 | ||
2360 | static inline void | |
2361 | bnx2_reuse_rx_skb(struct bnx2 *bp, struct sk_buff *skb, | |
2362 | u16 cons, u16 prod) | |
2363 | { | |
236b6394 MC |
2364 | struct sw_bd *cons_rx_buf, *prod_rx_buf; |
2365 | struct rx_bd *cons_bd, *prod_bd; | |
2366 | ||
2367 | cons_rx_buf = &bp->rx_buf_ring[cons]; | |
2368 | prod_rx_buf = &bp->rx_buf_ring[prod]; | |
b6016b76 MC |
2369 | |
2370 | pci_dma_sync_single_for_device(bp->pdev, | |
2371 | pci_unmap_addr(cons_rx_buf, mapping), | |
2372 | bp->rx_offset + RX_COPY_THRESH, PCI_DMA_FROMDEVICE); | |
2373 | ||
236b6394 | 2374 | bp->rx_prod_bseq += bp->rx_buf_use_size; |
b6016b76 | 2375 | |
236b6394 | 2376 | prod_rx_buf->skb = skb; |
b6016b76 | 2377 | |
236b6394 MC |
2378 | if (cons == prod) |
2379 | return; | |
b6016b76 | 2380 | |
236b6394 MC |
2381 | pci_unmap_addr_set(prod_rx_buf, mapping, |
2382 | pci_unmap_addr(cons_rx_buf, mapping)); | |
2383 | ||
3fdfcc2c MC |
2384 | cons_bd = &bp->rx_desc_ring[RX_RING(cons)][RX_IDX(cons)]; |
2385 | prod_bd = &bp->rx_desc_ring[RX_RING(prod)][RX_IDX(prod)]; | |
236b6394 MC |
2386 | prod_bd->rx_bd_haddr_hi = cons_bd->rx_bd_haddr_hi; |
2387 | prod_bd->rx_bd_haddr_lo = cons_bd->rx_bd_haddr_lo; | |
b6016b76 MC |
2388 | } |
2389 | ||
2390 | static int | |
2391 | bnx2_rx_int(struct bnx2 *bp, int budget) | |
2392 | { | |
f4e418f7 | 2393 | struct status_block *sblk = bp->status_blk; |
b6016b76 MC |
2394 | u16 hw_cons, sw_cons, sw_ring_cons, sw_prod, sw_ring_prod; |
2395 | struct l2_fhdr *rx_hdr; | |
2396 | int rx_pkt = 0; | |
2397 | ||
f4e418f7 | 2398 | hw_cons = bp->hw_rx_cons = sblk->status_rx_quick_consumer_index0; |
b6016b76 MC |
2399 | if ((hw_cons & MAX_RX_DESC_CNT) == MAX_RX_DESC_CNT) { |
2400 | hw_cons++; | |
2401 | } | |
2402 | sw_cons = bp->rx_cons; | |
2403 | sw_prod = bp->rx_prod; | |
2404 | ||
2405 | /* Memory barrier necessary as speculative reads of the rx | |
2406 | * buffer can be ahead of the index in the status block | |
2407 | */ | |
2408 | rmb(); | |
2409 | while (sw_cons != hw_cons) { | |
2410 | unsigned int len; | |
ade2bfe7 | 2411 | u32 status; |
b6016b76 MC |
2412 | struct sw_bd *rx_buf; |
2413 | struct sk_buff *skb; | |
236b6394 | 2414 | dma_addr_t dma_addr; |
b6016b76 MC |
2415 | |
2416 | sw_ring_cons = RX_RING_IDX(sw_cons); | |
2417 | sw_ring_prod = RX_RING_IDX(sw_prod); | |
2418 | ||
2419 | rx_buf = &bp->rx_buf_ring[sw_ring_cons]; | |
2420 | skb = rx_buf->skb; | |
236b6394 MC |
2421 | |
2422 | rx_buf->skb = NULL; | |
2423 | ||
2424 | dma_addr = pci_unmap_addr(rx_buf, mapping); | |
2425 | ||
2426 | pci_dma_sync_single_for_cpu(bp->pdev, dma_addr, | |
b6016b76 MC |
2427 | bp->rx_offset + RX_COPY_THRESH, PCI_DMA_FROMDEVICE); |
2428 | ||
2429 | rx_hdr = (struct l2_fhdr *) skb->data; | |
2430 | len = rx_hdr->l2_fhdr_pkt_len - 4; | |
2431 | ||
ade2bfe7 | 2432 | if ((status = rx_hdr->l2_fhdr_status) & |
b6016b76 MC |
2433 | (L2_FHDR_ERRORS_BAD_CRC | |
2434 | L2_FHDR_ERRORS_PHY_DECODE | | |
2435 | L2_FHDR_ERRORS_ALIGNMENT | | |
2436 | L2_FHDR_ERRORS_TOO_SHORT | | |
2437 | L2_FHDR_ERRORS_GIANT_FRAME)) { | |
2438 | ||
2439 | goto reuse_rx; | |
2440 | } | |
2441 | ||
2442 | /* Since we don't have a jumbo ring, copy small packets | |
2443 | * if mtu > 1500 | |
2444 | */ | |
2445 | if ((bp->dev->mtu > 1500) && (len <= RX_COPY_THRESH)) { | |
2446 | struct sk_buff *new_skb; | |
2447 | ||
932f3772 | 2448 | new_skb = netdev_alloc_skb(bp->dev, len + 2); |
b6016b76 MC |
2449 | if (new_skb == NULL) |
2450 | goto reuse_rx; | |
2451 | ||
2452 | /* aligned copy */ | |
d626f62b ACM |
2453 | skb_copy_from_linear_data_offset(skb, bp->rx_offset - 2, |
2454 | new_skb->data, len + 2); | |
b6016b76 MC |
2455 | skb_reserve(new_skb, 2); |
2456 | skb_put(new_skb, len); | |
b6016b76 MC |
2457 | |
2458 | bnx2_reuse_rx_skb(bp, skb, | |
2459 | sw_ring_cons, sw_ring_prod); | |
2460 | ||
2461 | skb = new_skb; | |
2462 | } | |
2463 | else if (bnx2_alloc_rx_skb(bp, sw_ring_prod) == 0) { | |
236b6394 | 2464 | pci_unmap_single(bp->pdev, dma_addr, |
b6016b76 MC |
2465 | bp->rx_buf_use_size, PCI_DMA_FROMDEVICE); |
2466 | ||
2467 | skb_reserve(skb, bp->rx_offset); | |
2468 | skb_put(skb, len); | |
2469 | } | |
2470 | else { | |
2471 | reuse_rx: | |
2472 | bnx2_reuse_rx_skb(bp, skb, | |
2473 | sw_ring_cons, sw_ring_prod); | |
2474 | goto next_rx; | |
2475 | } | |
2476 | ||
2477 | skb->protocol = eth_type_trans(skb, bp->dev); | |
2478 | ||
2479 | if ((len > (bp->dev->mtu + ETH_HLEN)) && | |
d1e100ba | 2480 | (ntohs(skb->protocol) != 0x8100)) { |
b6016b76 | 2481 | |
745720e5 | 2482 | dev_kfree_skb(skb); |
b6016b76 MC |
2483 | goto next_rx; |
2484 | ||
2485 | } | |
2486 | ||
b6016b76 MC |
2487 | skb->ip_summed = CHECKSUM_NONE; |
2488 | if (bp->rx_csum && | |
2489 | (status & (L2_FHDR_STATUS_TCP_SEGMENT | | |
2490 | L2_FHDR_STATUS_UDP_DATAGRAM))) { | |
2491 | ||
ade2bfe7 MC |
2492 | if (likely((status & (L2_FHDR_ERRORS_TCP_XSUM | |
2493 | L2_FHDR_ERRORS_UDP_XSUM)) == 0)) | |
b6016b76 MC |
2494 | skb->ip_summed = CHECKSUM_UNNECESSARY; |
2495 | } | |
2496 | ||
2497 | #ifdef BCM_VLAN | |
2498 | if ((status & L2_FHDR_STATUS_L2_VLAN_TAG) && (bp->vlgrp != 0)) { | |
2499 | vlan_hwaccel_receive_skb(skb, bp->vlgrp, | |
2500 | rx_hdr->l2_fhdr_vlan_tag); | |
2501 | } | |
2502 | else | |
2503 | #endif | |
2504 | netif_receive_skb(skb); | |
2505 | ||
2506 | bp->dev->last_rx = jiffies; | |
2507 | rx_pkt++; | |
2508 | ||
2509 | next_rx: | |
b6016b76 MC |
2510 | sw_cons = NEXT_RX_BD(sw_cons); |
2511 | sw_prod = NEXT_RX_BD(sw_prod); | |
2512 | ||
2513 | if ((rx_pkt == budget)) | |
2514 | break; | |
f4e418f7 MC |
2515 | |
2516 | /* Refresh hw_cons to see if there is new work */ | |
2517 | if (sw_cons == hw_cons) { | |
2518 | hw_cons = bp->hw_rx_cons = | |
2519 | sblk->status_rx_quick_consumer_index0; | |
2520 | if ((hw_cons & MAX_RX_DESC_CNT) == MAX_RX_DESC_CNT) | |
2521 | hw_cons++; | |
2522 | rmb(); | |
2523 | } | |
b6016b76 MC |
2524 | } |
2525 | bp->rx_cons = sw_cons; | |
2526 | bp->rx_prod = sw_prod; | |
2527 | ||
2528 | REG_WR16(bp, MB_RX_CID_ADDR + BNX2_L2CTX_HOST_BDIDX, sw_prod); | |
2529 | ||
2530 | REG_WR(bp, MB_RX_CID_ADDR + BNX2_L2CTX_HOST_BSEQ, bp->rx_prod_bseq); | |
2531 | ||
2532 | mmiowb(); | |
2533 | ||
2534 | return rx_pkt; | |
2535 | ||
2536 | } | |
2537 | ||
2538 | /* MSI ISR - The only difference between this and the INTx ISR | |
2539 | * is that the MSI interrupt is always serviced. | |
2540 | */ | |
2541 | static irqreturn_t | |
7d12e780 | 2542 | bnx2_msi(int irq, void *dev_instance) |
b6016b76 MC |
2543 | { |
2544 | struct net_device *dev = dev_instance; | |
972ec0d4 | 2545 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 2546 | |
c921e4c4 | 2547 | prefetch(bp->status_blk); |
b6016b76 MC |
2548 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, |
2549 | BNX2_PCICFG_INT_ACK_CMD_USE_INT_HC_PARAM | | |
2550 | BNX2_PCICFG_INT_ACK_CMD_MASK_INT); | |
2551 | ||
2552 | /* Return here if interrupt is disabled. */ | |
73eef4cd MC |
2553 | if (unlikely(atomic_read(&bp->intr_sem) != 0)) |
2554 | return IRQ_HANDLED; | |
b6016b76 | 2555 | |
bea3348e | 2556 | netif_rx_schedule(dev, &bp->napi); |
b6016b76 | 2557 | |
73eef4cd | 2558 | return IRQ_HANDLED; |
b6016b76 MC |
2559 | } |
2560 | ||
8e6a72c4 MC |
2561 | static irqreturn_t |
2562 | bnx2_msi_1shot(int irq, void *dev_instance) | |
2563 | { | |
2564 | struct net_device *dev = dev_instance; | |
2565 | struct bnx2 *bp = netdev_priv(dev); | |
2566 | ||
2567 | prefetch(bp->status_blk); | |
2568 | ||
2569 | /* Return here if interrupt is disabled. */ | |
2570 | if (unlikely(atomic_read(&bp->intr_sem) != 0)) | |
2571 | return IRQ_HANDLED; | |
2572 | ||
bea3348e | 2573 | netif_rx_schedule(dev, &bp->napi); |
8e6a72c4 MC |
2574 | |
2575 | return IRQ_HANDLED; | |
2576 | } | |
2577 | ||
b6016b76 | 2578 | static irqreturn_t |
7d12e780 | 2579 | bnx2_interrupt(int irq, void *dev_instance) |
b6016b76 MC |
2580 | { |
2581 | struct net_device *dev = dev_instance; | |
972ec0d4 | 2582 | struct bnx2 *bp = netdev_priv(dev); |
b8a7ce7b | 2583 | struct status_block *sblk = bp->status_blk; |
b6016b76 MC |
2584 | |
2585 | /* When using INTx, it is possible for the interrupt to arrive | |
2586 | * at the CPU before the status block posted prior to the | |
2587 | * interrupt. Reading a register will flush the status block. | |
2588 | * When using MSI, the MSI message will always complete after | |
2589 | * the status block write. | |
2590 | */ | |
b8a7ce7b | 2591 | if ((sblk->status_idx == bp->last_status_idx) && |
b6016b76 MC |
2592 | (REG_RD(bp, BNX2_PCICFG_MISC_STATUS) & |
2593 | BNX2_PCICFG_MISC_STATUS_INTA_VALUE)) | |
73eef4cd | 2594 | return IRQ_NONE; |
b6016b76 MC |
2595 | |
2596 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, | |
2597 | BNX2_PCICFG_INT_ACK_CMD_USE_INT_HC_PARAM | | |
2598 | BNX2_PCICFG_INT_ACK_CMD_MASK_INT); | |
2599 | ||
b8a7ce7b MC |
2600 | /* Read back to deassert IRQ immediately to avoid too many |
2601 | * spurious interrupts. | |
2602 | */ | |
2603 | REG_RD(bp, BNX2_PCICFG_INT_ACK_CMD); | |
2604 | ||
b6016b76 | 2605 | /* Return here if interrupt is shared and is disabled. */ |
73eef4cd MC |
2606 | if (unlikely(atomic_read(&bp->intr_sem) != 0)) |
2607 | return IRQ_HANDLED; | |
b6016b76 | 2608 | |
bea3348e | 2609 | if (netif_rx_schedule_prep(dev, &bp->napi)) { |
b8a7ce7b | 2610 | bp->last_status_idx = sblk->status_idx; |
bea3348e | 2611 | __netif_rx_schedule(dev, &bp->napi); |
b8a7ce7b | 2612 | } |
b6016b76 | 2613 | |
73eef4cd | 2614 | return IRQ_HANDLED; |
b6016b76 MC |
2615 | } |
2616 | ||
0d8a6571 MC |
2617 | #define STATUS_ATTN_EVENTS (STATUS_ATTN_BITS_LINK_STATE | \ |
2618 | STATUS_ATTN_BITS_TIMER_ABORT) | |
da3e4fbe | 2619 | |
f4e418f7 MC |
2620 | static inline int |
2621 | bnx2_has_work(struct bnx2 *bp) | |
2622 | { | |
2623 | struct status_block *sblk = bp->status_blk; | |
2624 | ||
2625 | if ((sblk->status_rx_quick_consumer_index0 != bp->hw_rx_cons) || | |
2626 | (sblk->status_tx_quick_consumer_index0 != bp->hw_tx_cons)) | |
2627 | return 1; | |
2628 | ||
da3e4fbe MC |
2629 | if ((sblk->status_attn_bits & STATUS_ATTN_EVENTS) != |
2630 | (sblk->status_attn_bits_ack & STATUS_ATTN_EVENTS)) | |
f4e418f7 MC |
2631 | return 1; |
2632 | ||
2633 | return 0; | |
2634 | } | |
2635 | ||
6f535763 | 2636 | static int bnx2_poll_work(struct bnx2 *bp, int work_done, int budget) |
b6016b76 | 2637 | { |
da3e4fbe MC |
2638 | struct status_block *sblk = bp->status_blk; |
2639 | u32 status_attn_bits = sblk->status_attn_bits; | |
2640 | u32 status_attn_bits_ack = sblk->status_attn_bits_ack; | |
b6016b76 | 2641 | |
da3e4fbe MC |
2642 | if ((status_attn_bits & STATUS_ATTN_EVENTS) != |
2643 | (status_attn_bits_ack & STATUS_ATTN_EVENTS)) { | |
b6016b76 | 2644 | |
b6016b76 | 2645 | bnx2_phy_int(bp); |
bf5295bb MC |
2646 | |
2647 | /* This is needed to take care of transient status | |
2648 | * during link changes. | |
2649 | */ | |
2650 | REG_WR(bp, BNX2_HC_COMMAND, | |
2651 | bp->hc_cmd | BNX2_HC_COMMAND_COAL_NOW_WO_INT); | |
2652 | REG_RD(bp, BNX2_HC_COMMAND); | |
b6016b76 MC |
2653 | } |
2654 | ||
6dee6421 | 2655 | if (sblk->status_tx_quick_consumer_index0 != bp->hw_tx_cons) |
b6016b76 | 2656 | bnx2_tx_int(bp); |
b6016b76 | 2657 | |
6dee6421 | 2658 | if (sblk->status_rx_quick_consumer_index0 != bp->hw_rx_cons) |
6f535763 | 2659 | work_done += bnx2_rx_int(bp, budget - work_done); |
6aa20a22 | 2660 | |
6f535763 DM |
2661 | return work_done; |
2662 | } | |
2663 | ||
2664 | static int bnx2_poll(struct napi_struct *napi, int budget) | |
2665 | { | |
2666 | struct bnx2 *bp = container_of(napi, struct bnx2, napi); | |
2667 | int work_done = 0; | |
6dee6421 | 2668 | struct status_block *sblk = bp->status_blk; |
6f535763 DM |
2669 | |
2670 | while (1) { | |
2671 | work_done = bnx2_poll_work(bp, work_done, budget); | |
f4e418f7 | 2672 | |
6f535763 DM |
2673 | if (unlikely(work_done >= budget)) |
2674 | break; | |
2675 | ||
6dee6421 MC |
2676 | /* bp->last_status_idx is used below to tell the hw how |
2677 | * much work has been processed, so we must read it before | |
2678 | * checking for more work. | |
2679 | */ | |
2680 | bp->last_status_idx = sblk->status_idx; | |
2681 | rmb(); | |
6f535763 | 2682 | if (likely(!bnx2_has_work(bp))) { |
6f535763 DM |
2683 | netif_rx_complete(bp->dev, napi); |
2684 | if (likely(bp->flags & USING_MSI_FLAG)) { | |
2685 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, | |
2686 | BNX2_PCICFG_INT_ACK_CMD_INDEX_VALID | | |
2687 | bp->last_status_idx); | |
6dee6421 | 2688 | break; |
6f535763 | 2689 | } |
1269a8a6 MC |
2690 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, |
2691 | BNX2_PCICFG_INT_ACK_CMD_INDEX_VALID | | |
6f535763 | 2692 | BNX2_PCICFG_INT_ACK_CMD_MASK_INT | |
1269a8a6 | 2693 | bp->last_status_idx); |
1269a8a6 | 2694 | |
6f535763 DM |
2695 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, |
2696 | BNX2_PCICFG_INT_ACK_CMD_INDEX_VALID | | |
2697 | bp->last_status_idx); | |
2698 | break; | |
2699 | } | |
b6016b76 MC |
2700 | } |
2701 | ||
bea3348e | 2702 | return work_done; |
b6016b76 MC |
2703 | } |
2704 | ||
932ff279 | 2705 | /* Called with rtnl_lock from vlan functions and also netif_tx_lock |
b6016b76 MC |
2706 | * from set_multicast. |
2707 | */ | |
2708 | static void | |
2709 | bnx2_set_rx_mode(struct net_device *dev) | |
2710 | { | |
972ec0d4 | 2711 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
2712 | u32 rx_mode, sort_mode; |
2713 | int i; | |
b6016b76 | 2714 | |
c770a65c | 2715 | spin_lock_bh(&bp->phy_lock); |
b6016b76 MC |
2716 | |
2717 | rx_mode = bp->rx_mode & ~(BNX2_EMAC_RX_MODE_PROMISCUOUS | | |
2718 | BNX2_EMAC_RX_MODE_KEEP_VLAN_TAG); | |
2719 | sort_mode = 1 | BNX2_RPM_SORT_USER0_BC_EN; | |
2720 | #ifdef BCM_VLAN | |
e29054f9 | 2721 | if (!bp->vlgrp && !(bp->flags & ASF_ENABLE_FLAG)) |
b6016b76 | 2722 | rx_mode |= BNX2_EMAC_RX_MODE_KEEP_VLAN_TAG; |
b6016b76 | 2723 | #else |
e29054f9 MC |
2724 | if (!(bp->flags & ASF_ENABLE_FLAG)) |
2725 | rx_mode |= BNX2_EMAC_RX_MODE_KEEP_VLAN_TAG; | |
b6016b76 MC |
2726 | #endif |
2727 | if (dev->flags & IFF_PROMISC) { | |
2728 | /* Promiscuous mode. */ | |
2729 | rx_mode |= BNX2_EMAC_RX_MODE_PROMISCUOUS; | |
7510873d MC |
2730 | sort_mode |= BNX2_RPM_SORT_USER0_PROM_EN | |
2731 | BNX2_RPM_SORT_USER0_PROM_VLAN; | |
b6016b76 MC |
2732 | } |
2733 | else if (dev->flags & IFF_ALLMULTI) { | |
2734 | for (i = 0; i < NUM_MC_HASH_REGISTERS; i++) { | |
2735 | REG_WR(bp, BNX2_EMAC_MULTICAST_HASH0 + (i * 4), | |
2736 | 0xffffffff); | |
2737 | } | |
2738 | sort_mode |= BNX2_RPM_SORT_USER0_MC_EN; | |
2739 | } | |
2740 | else { | |
2741 | /* Accept one or more multicast(s). */ | |
2742 | struct dev_mc_list *mclist; | |
2743 | u32 mc_filter[NUM_MC_HASH_REGISTERS]; | |
2744 | u32 regidx; | |
2745 | u32 bit; | |
2746 | u32 crc; | |
2747 | ||
2748 | memset(mc_filter, 0, 4 * NUM_MC_HASH_REGISTERS); | |
2749 | ||
2750 | for (i = 0, mclist = dev->mc_list; mclist && i < dev->mc_count; | |
2751 | i++, mclist = mclist->next) { | |
2752 | ||
2753 | crc = ether_crc_le(ETH_ALEN, mclist->dmi_addr); | |
2754 | bit = crc & 0xff; | |
2755 | regidx = (bit & 0xe0) >> 5; | |
2756 | bit &= 0x1f; | |
2757 | mc_filter[regidx] |= (1 << bit); | |
2758 | } | |
2759 | ||
2760 | for (i = 0; i < NUM_MC_HASH_REGISTERS; i++) { | |
2761 | REG_WR(bp, BNX2_EMAC_MULTICAST_HASH0 + (i * 4), | |
2762 | mc_filter[i]); | |
2763 | } | |
2764 | ||
2765 | sort_mode |= BNX2_RPM_SORT_USER0_MC_HSH_EN; | |
2766 | } | |
2767 | ||
2768 | if (rx_mode != bp->rx_mode) { | |
2769 | bp->rx_mode = rx_mode; | |
2770 | REG_WR(bp, BNX2_EMAC_RX_MODE, rx_mode); | |
2771 | } | |
2772 | ||
2773 | REG_WR(bp, BNX2_RPM_SORT_USER0, 0x0); | |
2774 | REG_WR(bp, BNX2_RPM_SORT_USER0, sort_mode); | |
2775 | REG_WR(bp, BNX2_RPM_SORT_USER0, sort_mode | BNX2_RPM_SORT_USER0_ENA); | |
2776 | ||
c770a65c | 2777 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
2778 | } |
2779 | ||
2780 | static void | |
2781 | load_rv2p_fw(struct bnx2 *bp, u32 *rv2p_code, u32 rv2p_code_len, | |
2782 | u32 rv2p_proc) | |
2783 | { | |
2784 | int i; | |
2785 | u32 val; | |
2786 | ||
2787 | ||
2788 | for (i = 0; i < rv2p_code_len; i += 8) { | |
fba9fe91 | 2789 | REG_WR(bp, BNX2_RV2P_INSTR_HIGH, cpu_to_le32(*rv2p_code)); |
b6016b76 | 2790 | rv2p_code++; |
fba9fe91 | 2791 | REG_WR(bp, BNX2_RV2P_INSTR_LOW, cpu_to_le32(*rv2p_code)); |
b6016b76 MC |
2792 | rv2p_code++; |
2793 | ||
2794 | if (rv2p_proc == RV2P_PROC1) { | |
2795 | val = (i / 8) | BNX2_RV2P_PROC1_ADDR_CMD_RDWR; | |
2796 | REG_WR(bp, BNX2_RV2P_PROC1_ADDR_CMD, val); | |
2797 | } | |
2798 | else { | |
2799 | val = (i / 8) | BNX2_RV2P_PROC2_ADDR_CMD_RDWR; | |
2800 | REG_WR(bp, BNX2_RV2P_PROC2_ADDR_CMD, val); | |
2801 | } | |
2802 | } | |
2803 | ||
2804 | /* Reset the processor, un-stall is done later. */ | |
2805 | if (rv2p_proc == RV2P_PROC1) { | |
2806 | REG_WR(bp, BNX2_RV2P_COMMAND, BNX2_RV2P_COMMAND_PROC1_RESET); | |
2807 | } | |
2808 | else { | |
2809 | REG_WR(bp, BNX2_RV2P_COMMAND, BNX2_RV2P_COMMAND_PROC2_RESET); | |
2810 | } | |
2811 | } | |
2812 | ||
af3ee519 | 2813 | static int |
b6016b76 MC |
2814 | load_cpu_fw(struct bnx2 *bp, struct cpu_reg *cpu_reg, struct fw_info *fw) |
2815 | { | |
2816 | u32 offset; | |
2817 | u32 val; | |
af3ee519 | 2818 | int rc; |
b6016b76 MC |
2819 | |
2820 | /* Halt the CPU. */ | |
2821 | val = REG_RD_IND(bp, cpu_reg->mode); | |
2822 | val |= cpu_reg->mode_value_halt; | |
2823 | REG_WR_IND(bp, cpu_reg->mode, val); | |
2824 | REG_WR_IND(bp, cpu_reg->state, cpu_reg->state_value_clear); | |
2825 | ||
2826 | /* Load the Text area. */ | |
2827 | offset = cpu_reg->spad_base + (fw->text_addr - cpu_reg->mips_view_base); | |
af3ee519 | 2828 | if (fw->gz_text) { |
b6016b76 MC |
2829 | int j; |
2830 | ||
ea1f8d5c MC |
2831 | rc = zlib_inflate_blob(fw->text, FW_BUF_SIZE, fw->gz_text, |
2832 | fw->gz_text_len); | |
2833 | if (rc < 0) | |
b3448b0b | 2834 | return rc; |
ea1f8d5c | 2835 | |
b6016b76 | 2836 | for (j = 0; j < (fw->text_len / 4); j++, offset += 4) { |
ea1f8d5c | 2837 | REG_WR_IND(bp, offset, cpu_to_le32(fw->text[j])); |
b6016b76 MC |
2838 | } |
2839 | } | |
2840 | ||
2841 | /* Load the Data area. */ | |
2842 | offset = cpu_reg->spad_base + (fw->data_addr - cpu_reg->mips_view_base); | |
2843 | if (fw->data) { | |
2844 | int j; | |
2845 | ||
2846 | for (j = 0; j < (fw->data_len / 4); j++, offset += 4) { | |
2847 | REG_WR_IND(bp, offset, fw->data[j]); | |
2848 | } | |
2849 | } | |
2850 | ||
2851 | /* Load the SBSS area. */ | |
2852 | offset = cpu_reg->spad_base + (fw->sbss_addr - cpu_reg->mips_view_base); | |
ea1f8d5c | 2853 | if (fw->sbss_len) { |
b6016b76 MC |
2854 | int j; |
2855 | ||
2856 | for (j = 0; j < (fw->sbss_len / 4); j++, offset += 4) { | |
ea1f8d5c | 2857 | REG_WR_IND(bp, offset, 0); |
b6016b76 MC |
2858 | } |
2859 | } | |
2860 | ||
2861 | /* Load the BSS area. */ | |
2862 | offset = cpu_reg->spad_base + (fw->bss_addr - cpu_reg->mips_view_base); | |
ea1f8d5c | 2863 | if (fw->bss_len) { |
b6016b76 MC |
2864 | int j; |
2865 | ||
2866 | for (j = 0; j < (fw->bss_len/4); j++, offset += 4) { | |
ea1f8d5c | 2867 | REG_WR_IND(bp, offset, 0); |
b6016b76 MC |
2868 | } |
2869 | } | |
2870 | ||
2871 | /* Load the Read-Only area. */ | |
2872 | offset = cpu_reg->spad_base + | |
2873 | (fw->rodata_addr - cpu_reg->mips_view_base); | |
2874 | if (fw->rodata) { | |
2875 | int j; | |
2876 | ||
2877 | for (j = 0; j < (fw->rodata_len / 4); j++, offset += 4) { | |
2878 | REG_WR_IND(bp, offset, fw->rodata[j]); | |
2879 | } | |
2880 | } | |
2881 | ||
2882 | /* Clear the pre-fetch instruction. */ | |
2883 | REG_WR_IND(bp, cpu_reg->inst, 0); | |
2884 | REG_WR_IND(bp, cpu_reg->pc, fw->start_addr); | |
2885 | ||
2886 | /* Start the CPU. */ | |
2887 | val = REG_RD_IND(bp, cpu_reg->mode); | |
2888 | val &= ~cpu_reg->mode_value_halt; | |
2889 | REG_WR_IND(bp, cpu_reg->state, cpu_reg->state_value_clear); | |
2890 | REG_WR_IND(bp, cpu_reg->mode, val); | |
af3ee519 MC |
2891 | |
2892 | return 0; | |
b6016b76 MC |
2893 | } |
2894 | ||
fba9fe91 | 2895 | static int |
b6016b76 MC |
2896 | bnx2_init_cpus(struct bnx2 *bp) |
2897 | { | |
2898 | struct cpu_reg cpu_reg; | |
af3ee519 | 2899 | struct fw_info *fw; |
b3448b0b | 2900 | int rc; |
fba9fe91 | 2901 | void *text; |
b6016b76 MC |
2902 | |
2903 | /* Initialize the RV2P processor. */ | |
b3448b0b DV |
2904 | text = vmalloc(FW_BUF_SIZE); |
2905 | if (!text) | |
2906 | return -ENOMEM; | |
8336793b | 2907 | rc = zlib_inflate_blob(text, FW_BUF_SIZE, bnx2_rv2p_proc1, sizeof(bnx2_rv2p_proc1)); |
ea1f8d5c | 2908 | if (rc < 0) |
fba9fe91 | 2909 | goto init_cpu_err; |
ea1f8d5c | 2910 | |
b3448b0b | 2911 | load_rv2p_fw(bp, text, rc /* == len */, RV2P_PROC1); |
fba9fe91 | 2912 | |
8336793b | 2913 | rc = zlib_inflate_blob(text, FW_BUF_SIZE, bnx2_rv2p_proc2, sizeof(bnx2_rv2p_proc2)); |
ea1f8d5c | 2914 | if (rc < 0) |
fba9fe91 | 2915 | goto init_cpu_err; |
ea1f8d5c | 2916 | |
b3448b0b | 2917 | load_rv2p_fw(bp, text, rc /* == len */, RV2P_PROC2); |
b6016b76 MC |
2918 | |
2919 | /* Initialize the RX Processor. */ | |
2920 | cpu_reg.mode = BNX2_RXP_CPU_MODE; | |
2921 | cpu_reg.mode_value_halt = BNX2_RXP_CPU_MODE_SOFT_HALT; | |
2922 | cpu_reg.mode_value_sstep = BNX2_RXP_CPU_MODE_STEP_ENA; | |
2923 | cpu_reg.state = BNX2_RXP_CPU_STATE; | |
2924 | cpu_reg.state_value_clear = 0xffffff; | |
2925 | cpu_reg.gpr0 = BNX2_RXP_CPU_REG_FILE; | |
2926 | cpu_reg.evmask = BNX2_RXP_CPU_EVENT_MASK; | |
2927 | cpu_reg.pc = BNX2_RXP_CPU_PROGRAM_COUNTER; | |
2928 | cpu_reg.inst = BNX2_RXP_CPU_INSTRUCTION; | |
2929 | cpu_reg.bp = BNX2_RXP_CPU_HW_BREAKPOINT; | |
2930 | cpu_reg.spad_base = BNX2_RXP_SCRATCH; | |
2931 | cpu_reg.mips_view_base = 0x8000000; | |
6aa20a22 | 2932 | |
d43584c8 MC |
2933 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
2934 | fw = &bnx2_rxp_fw_09; | |
2935 | else | |
2936 | fw = &bnx2_rxp_fw_06; | |
fba9fe91 | 2937 | |
ea1f8d5c | 2938 | fw->text = text; |
af3ee519 | 2939 | rc = load_cpu_fw(bp, &cpu_reg, fw); |
fba9fe91 MC |
2940 | if (rc) |
2941 | goto init_cpu_err; | |
2942 | ||
b6016b76 MC |
2943 | /* Initialize the TX Processor. */ |
2944 | cpu_reg.mode = BNX2_TXP_CPU_MODE; | |
2945 | cpu_reg.mode_value_halt = BNX2_TXP_CPU_MODE_SOFT_HALT; | |
2946 | cpu_reg.mode_value_sstep = BNX2_TXP_CPU_MODE_STEP_ENA; | |
2947 | cpu_reg.state = BNX2_TXP_CPU_STATE; | |
2948 | cpu_reg.state_value_clear = 0xffffff; | |
2949 | cpu_reg.gpr0 = BNX2_TXP_CPU_REG_FILE; | |
2950 | cpu_reg.evmask = BNX2_TXP_CPU_EVENT_MASK; | |
2951 | cpu_reg.pc = BNX2_TXP_CPU_PROGRAM_COUNTER; | |
2952 | cpu_reg.inst = BNX2_TXP_CPU_INSTRUCTION; | |
2953 | cpu_reg.bp = BNX2_TXP_CPU_HW_BREAKPOINT; | |
2954 | cpu_reg.spad_base = BNX2_TXP_SCRATCH; | |
2955 | cpu_reg.mips_view_base = 0x8000000; | |
6aa20a22 | 2956 | |
d43584c8 MC |
2957 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
2958 | fw = &bnx2_txp_fw_09; | |
2959 | else | |
2960 | fw = &bnx2_txp_fw_06; | |
fba9fe91 | 2961 | |
ea1f8d5c | 2962 | fw->text = text; |
af3ee519 | 2963 | rc = load_cpu_fw(bp, &cpu_reg, fw); |
fba9fe91 MC |
2964 | if (rc) |
2965 | goto init_cpu_err; | |
2966 | ||
b6016b76 MC |
2967 | /* Initialize the TX Patch-up Processor. */ |
2968 | cpu_reg.mode = BNX2_TPAT_CPU_MODE; | |
2969 | cpu_reg.mode_value_halt = BNX2_TPAT_CPU_MODE_SOFT_HALT; | |
2970 | cpu_reg.mode_value_sstep = BNX2_TPAT_CPU_MODE_STEP_ENA; | |
2971 | cpu_reg.state = BNX2_TPAT_CPU_STATE; | |
2972 | cpu_reg.state_value_clear = 0xffffff; | |
2973 | cpu_reg.gpr0 = BNX2_TPAT_CPU_REG_FILE; | |
2974 | cpu_reg.evmask = BNX2_TPAT_CPU_EVENT_MASK; | |
2975 | cpu_reg.pc = BNX2_TPAT_CPU_PROGRAM_COUNTER; | |
2976 | cpu_reg.inst = BNX2_TPAT_CPU_INSTRUCTION; | |
2977 | cpu_reg.bp = BNX2_TPAT_CPU_HW_BREAKPOINT; | |
2978 | cpu_reg.spad_base = BNX2_TPAT_SCRATCH; | |
2979 | cpu_reg.mips_view_base = 0x8000000; | |
6aa20a22 | 2980 | |
d43584c8 MC |
2981 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
2982 | fw = &bnx2_tpat_fw_09; | |
2983 | else | |
2984 | fw = &bnx2_tpat_fw_06; | |
fba9fe91 | 2985 | |
ea1f8d5c | 2986 | fw->text = text; |
af3ee519 | 2987 | rc = load_cpu_fw(bp, &cpu_reg, fw); |
fba9fe91 MC |
2988 | if (rc) |
2989 | goto init_cpu_err; | |
2990 | ||
b6016b76 MC |
2991 | /* Initialize the Completion Processor. */ |
2992 | cpu_reg.mode = BNX2_COM_CPU_MODE; | |
2993 | cpu_reg.mode_value_halt = BNX2_COM_CPU_MODE_SOFT_HALT; | |
2994 | cpu_reg.mode_value_sstep = BNX2_COM_CPU_MODE_STEP_ENA; | |
2995 | cpu_reg.state = BNX2_COM_CPU_STATE; | |
2996 | cpu_reg.state_value_clear = 0xffffff; | |
2997 | cpu_reg.gpr0 = BNX2_COM_CPU_REG_FILE; | |
2998 | cpu_reg.evmask = BNX2_COM_CPU_EVENT_MASK; | |
2999 | cpu_reg.pc = BNX2_COM_CPU_PROGRAM_COUNTER; | |
3000 | cpu_reg.inst = BNX2_COM_CPU_INSTRUCTION; | |
3001 | cpu_reg.bp = BNX2_COM_CPU_HW_BREAKPOINT; | |
3002 | cpu_reg.spad_base = BNX2_COM_SCRATCH; | |
3003 | cpu_reg.mips_view_base = 0x8000000; | |
6aa20a22 | 3004 | |
d43584c8 MC |
3005 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
3006 | fw = &bnx2_com_fw_09; | |
3007 | else | |
3008 | fw = &bnx2_com_fw_06; | |
fba9fe91 | 3009 | |
ea1f8d5c | 3010 | fw->text = text; |
af3ee519 | 3011 | rc = load_cpu_fw(bp, &cpu_reg, fw); |
fba9fe91 MC |
3012 | if (rc) |
3013 | goto init_cpu_err; | |
3014 | ||
d43584c8 MC |
3015 | /* Initialize the Command Processor. */ |
3016 | cpu_reg.mode = BNX2_CP_CPU_MODE; | |
3017 | cpu_reg.mode_value_halt = BNX2_CP_CPU_MODE_SOFT_HALT; | |
3018 | cpu_reg.mode_value_sstep = BNX2_CP_CPU_MODE_STEP_ENA; | |
3019 | cpu_reg.state = BNX2_CP_CPU_STATE; | |
3020 | cpu_reg.state_value_clear = 0xffffff; | |
3021 | cpu_reg.gpr0 = BNX2_CP_CPU_REG_FILE; | |
3022 | cpu_reg.evmask = BNX2_CP_CPU_EVENT_MASK; | |
3023 | cpu_reg.pc = BNX2_CP_CPU_PROGRAM_COUNTER; | |
3024 | cpu_reg.inst = BNX2_CP_CPU_INSTRUCTION; | |
3025 | cpu_reg.bp = BNX2_CP_CPU_HW_BREAKPOINT; | |
3026 | cpu_reg.spad_base = BNX2_CP_SCRATCH; | |
3027 | cpu_reg.mips_view_base = 0x8000000; | |
b6016b76 | 3028 | |
d43584c8 MC |
3029 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
3030 | fw = &bnx2_cp_fw_09; | |
b6016b76 | 3031 | |
ea1f8d5c | 3032 | fw->text = text; |
6c1bbcc8 | 3033 | rc = load_cpu_fw(bp, &cpu_reg, fw); |
d43584c8 MC |
3034 | if (rc) |
3035 | goto init_cpu_err; | |
3036 | } | |
fba9fe91 | 3037 | init_cpu_err: |
ea1f8d5c | 3038 | vfree(text); |
fba9fe91 | 3039 | return rc; |
b6016b76 MC |
3040 | } |
3041 | ||
3042 | static int | |
829ca9a3 | 3043 | bnx2_set_power_state(struct bnx2 *bp, pci_power_t state) |
b6016b76 MC |
3044 | { |
3045 | u16 pmcsr; | |
3046 | ||
3047 | pci_read_config_word(bp->pdev, bp->pm_cap + PCI_PM_CTRL, &pmcsr); | |
3048 | ||
3049 | switch (state) { | |
829ca9a3 | 3050 | case PCI_D0: { |
b6016b76 MC |
3051 | u32 val; |
3052 | ||
3053 | pci_write_config_word(bp->pdev, bp->pm_cap + PCI_PM_CTRL, | |
3054 | (pmcsr & ~PCI_PM_CTRL_STATE_MASK) | | |
3055 | PCI_PM_CTRL_PME_STATUS); | |
3056 | ||
3057 | if (pmcsr & PCI_PM_CTRL_STATE_MASK) | |
3058 | /* delay required during transition out of D3hot */ | |
3059 | msleep(20); | |
3060 | ||
3061 | val = REG_RD(bp, BNX2_EMAC_MODE); | |
3062 | val |= BNX2_EMAC_MODE_MPKT_RCVD | BNX2_EMAC_MODE_ACPI_RCVD; | |
3063 | val &= ~BNX2_EMAC_MODE_MPKT; | |
3064 | REG_WR(bp, BNX2_EMAC_MODE, val); | |
3065 | ||
3066 | val = REG_RD(bp, BNX2_RPM_CONFIG); | |
3067 | val &= ~BNX2_RPM_CONFIG_ACPI_ENA; | |
3068 | REG_WR(bp, BNX2_RPM_CONFIG, val); | |
3069 | break; | |
3070 | } | |
829ca9a3 | 3071 | case PCI_D3hot: { |
b6016b76 MC |
3072 | int i; |
3073 | u32 val, wol_msg; | |
3074 | ||
3075 | if (bp->wol) { | |
3076 | u32 advertising; | |
3077 | u8 autoneg; | |
3078 | ||
3079 | autoneg = bp->autoneg; | |
3080 | advertising = bp->advertising; | |
3081 | ||
239cd343 MC |
3082 | if (bp->phy_port == PORT_TP) { |
3083 | bp->autoneg = AUTONEG_SPEED; | |
3084 | bp->advertising = ADVERTISED_10baseT_Half | | |
3085 | ADVERTISED_10baseT_Full | | |
3086 | ADVERTISED_100baseT_Half | | |
3087 | ADVERTISED_100baseT_Full | | |
3088 | ADVERTISED_Autoneg; | |
3089 | } | |
b6016b76 | 3090 | |
239cd343 MC |
3091 | spin_lock_bh(&bp->phy_lock); |
3092 | bnx2_setup_phy(bp, bp->phy_port); | |
3093 | spin_unlock_bh(&bp->phy_lock); | |
b6016b76 MC |
3094 | |
3095 | bp->autoneg = autoneg; | |
3096 | bp->advertising = advertising; | |
3097 | ||
3098 | bnx2_set_mac_addr(bp); | |
3099 | ||
3100 | val = REG_RD(bp, BNX2_EMAC_MODE); | |
3101 | ||
3102 | /* Enable port mode. */ | |
3103 | val &= ~BNX2_EMAC_MODE_PORT; | |
239cd343 | 3104 | val |= BNX2_EMAC_MODE_MPKT_RCVD | |
b6016b76 | 3105 | BNX2_EMAC_MODE_ACPI_RCVD | |
b6016b76 | 3106 | BNX2_EMAC_MODE_MPKT; |
239cd343 MC |
3107 | if (bp->phy_port == PORT_TP) |
3108 | val |= BNX2_EMAC_MODE_PORT_MII; | |
3109 | else { | |
3110 | val |= BNX2_EMAC_MODE_PORT_GMII; | |
3111 | if (bp->line_speed == SPEED_2500) | |
3112 | val |= BNX2_EMAC_MODE_25G_MODE; | |
3113 | } | |
b6016b76 MC |
3114 | |
3115 | REG_WR(bp, BNX2_EMAC_MODE, val); | |
3116 | ||
3117 | /* receive all multicast */ | |
3118 | for (i = 0; i < NUM_MC_HASH_REGISTERS; i++) { | |
3119 | REG_WR(bp, BNX2_EMAC_MULTICAST_HASH0 + (i * 4), | |
3120 | 0xffffffff); | |
3121 | } | |
3122 | REG_WR(bp, BNX2_EMAC_RX_MODE, | |
3123 | BNX2_EMAC_RX_MODE_SORT_MODE); | |
3124 | ||
3125 | val = 1 | BNX2_RPM_SORT_USER0_BC_EN | | |
3126 | BNX2_RPM_SORT_USER0_MC_EN; | |
3127 | REG_WR(bp, BNX2_RPM_SORT_USER0, 0x0); | |
3128 | REG_WR(bp, BNX2_RPM_SORT_USER0, val); | |
3129 | REG_WR(bp, BNX2_RPM_SORT_USER0, val | | |
3130 | BNX2_RPM_SORT_USER0_ENA); | |
3131 | ||
3132 | /* Need to enable EMAC and RPM for WOL. */ | |
3133 | REG_WR(bp, BNX2_MISC_ENABLE_SET_BITS, | |
3134 | BNX2_MISC_ENABLE_SET_BITS_RX_PARSER_MAC_ENABLE | | |
3135 | BNX2_MISC_ENABLE_SET_BITS_TX_HEADER_Q_ENABLE | | |
3136 | BNX2_MISC_ENABLE_SET_BITS_EMAC_ENABLE); | |
3137 | ||
3138 | val = REG_RD(bp, BNX2_RPM_CONFIG); | |
3139 | val &= ~BNX2_RPM_CONFIG_ACPI_ENA; | |
3140 | REG_WR(bp, BNX2_RPM_CONFIG, val); | |
3141 | ||
3142 | wol_msg = BNX2_DRV_MSG_CODE_SUSPEND_WOL; | |
3143 | } | |
3144 | else { | |
3145 | wol_msg = BNX2_DRV_MSG_CODE_SUSPEND_NO_WOL; | |
3146 | } | |
3147 | ||
dda1e390 MC |
3148 | if (!(bp->flags & NO_WOL_FLAG)) |
3149 | bnx2_fw_sync(bp, BNX2_DRV_MSG_DATA_WAIT3 | wol_msg, 0); | |
b6016b76 MC |
3150 | |
3151 | pmcsr &= ~PCI_PM_CTRL_STATE_MASK; | |
3152 | if ((CHIP_ID(bp) == CHIP_ID_5706_A0) || | |
3153 | (CHIP_ID(bp) == CHIP_ID_5706_A1)) { | |
3154 | ||
3155 | if (bp->wol) | |
3156 | pmcsr |= 3; | |
3157 | } | |
3158 | else { | |
3159 | pmcsr |= 3; | |
3160 | } | |
3161 | if (bp->wol) { | |
3162 | pmcsr |= PCI_PM_CTRL_PME_ENABLE; | |
3163 | } | |
3164 | pci_write_config_word(bp->pdev, bp->pm_cap + PCI_PM_CTRL, | |
3165 | pmcsr); | |
3166 | ||
3167 | /* No more memory access after this point until | |
3168 | * device is brought back to D0. | |
3169 | */ | |
3170 | udelay(50); | |
3171 | break; | |
3172 | } | |
3173 | default: | |
3174 | return -EINVAL; | |
3175 | } | |
3176 | return 0; | |
3177 | } | |
3178 | ||
3179 | static int | |
3180 | bnx2_acquire_nvram_lock(struct bnx2 *bp) | |
3181 | { | |
3182 | u32 val; | |
3183 | int j; | |
3184 | ||
3185 | /* Request access to the flash interface. */ | |
3186 | REG_WR(bp, BNX2_NVM_SW_ARB, BNX2_NVM_SW_ARB_ARB_REQ_SET2); | |
3187 | for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) { | |
3188 | val = REG_RD(bp, BNX2_NVM_SW_ARB); | |
3189 | if (val & BNX2_NVM_SW_ARB_ARB_ARB2) | |
3190 | break; | |
3191 | ||
3192 | udelay(5); | |
3193 | } | |
3194 | ||
3195 | if (j >= NVRAM_TIMEOUT_COUNT) | |
3196 | return -EBUSY; | |
3197 | ||
3198 | return 0; | |
3199 | } | |
3200 | ||
3201 | static int | |
3202 | bnx2_release_nvram_lock(struct bnx2 *bp) | |
3203 | { | |
3204 | int j; | |
3205 | u32 val; | |
3206 | ||
3207 | /* Relinquish nvram interface. */ | |
3208 | REG_WR(bp, BNX2_NVM_SW_ARB, BNX2_NVM_SW_ARB_ARB_REQ_CLR2); | |
3209 | ||
3210 | for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) { | |
3211 | val = REG_RD(bp, BNX2_NVM_SW_ARB); | |
3212 | if (!(val & BNX2_NVM_SW_ARB_ARB_ARB2)) | |
3213 | break; | |
3214 | ||
3215 | udelay(5); | |
3216 | } | |
3217 | ||
3218 | if (j >= NVRAM_TIMEOUT_COUNT) | |
3219 | return -EBUSY; | |
3220 | ||
3221 | return 0; | |
3222 | } | |
3223 | ||
3224 | ||
3225 | static int | |
3226 | bnx2_enable_nvram_write(struct bnx2 *bp) | |
3227 | { | |
3228 | u32 val; | |
3229 | ||
3230 | val = REG_RD(bp, BNX2_MISC_CFG); | |
3231 | REG_WR(bp, BNX2_MISC_CFG, val | BNX2_MISC_CFG_NVM_WR_EN_PCI); | |
3232 | ||
e30372c9 | 3233 | if (bp->flash_info->flags & BNX2_NV_WREN) { |
b6016b76 MC |
3234 | int j; |
3235 | ||
3236 | REG_WR(bp, BNX2_NVM_COMMAND, BNX2_NVM_COMMAND_DONE); | |
3237 | REG_WR(bp, BNX2_NVM_COMMAND, | |
3238 | BNX2_NVM_COMMAND_WREN | BNX2_NVM_COMMAND_DOIT); | |
3239 | ||
3240 | for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) { | |
3241 | udelay(5); | |
3242 | ||
3243 | val = REG_RD(bp, BNX2_NVM_COMMAND); | |
3244 | if (val & BNX2_NVM_COMMAND_DONE) | |
3245 | break; | |
3246 | } | |
3247 | ||
3248 | if (j >= NVRAM_TIMEOUT_COUNT) | |
3249 | return -EBUSY; | |
3250 | } | |
3251 | return 0; | |
3252 | } | |
3253 | ||
3254 | static void | |
3255 | bnx2_disable_nvram_write(struct bnx2 *bp) | |
3256 | { | |
3257 | u32 val; | |
3258 | ||
3259 | val = REG_RD(bp, BNX2_MISC_CFG); | |
3260 | REG_WR(bp, BNX2_MISC_CFG, val & ~BNX2_MISC_CFG_NVM_WR_EN); | |
3261 | } | |
3262 | ||
3263 | ||
3264 | static void | |
3265 | bnx2_enable_nvram_access(struct bnx2 *bp) | |
3266 | { | |
3267 | u32 val; | |
3268 | ||
3269 | val = REG_RD(bp, BNX2_NVM_ACCESS_ENABLE); | |
3270 | /* Enable both bits, even on read. */ | |
6aa20a22 | 3271 | REG_WR(bp, BNX2_NVM_ACCESS_ENABLE, |
b6016b76 MC |
3272 | val | BNX2_NVM_ACCESS_ENABLE_EN | BNX2_NVM_ACCESS_ENABLE_WR_EN); |
3273 | } | |
3274 | ||
3275 | static void | |
3276 | bnx2_disable_nvram_access(struct bnx2 *bp) | |
3277 | { | |
3278 | u32 val; | |
3279 | ||
3280 | val = REG_RD(bp, BNX2_NVM_ACCESS_ENABLE); | |
3281 | /* Disable both bits, even after read. */ | |
6aa20a22 | 3282 | REG_WR(bp, BNX2_NVM_ACCESS_ENABLE, |
b6016b76 MC |
3283 | val & ~(BNX2_NVM_ACCESS_ENABLE_EN | |
3284 | BNX2_NVM_ACCESS_ENABLE_WR_EN)); | |
3285 | } | |
3286 | ||
3287 | static int | |
3288 | bnx2_nvram_erase_page(struct bnx2 *bp, u32 offset) | |
3289 | { | |
3290 | u32 cmd; | |
3291 | int j; | |
3292 | ||
e30372c9 | 3293 | if (bp->flash_info->flags & BNX2_NV_BUFFERED) |
b6016b76 MC |
3294 | /* Buffered flash, no erase needed */ |
3295 | return 0; | |
3296 | ||
3297 | /* Build an erase command */ | |
3298 | cmd = BNX2_NVM_COMMAND_ERASE | BNX2_NVM_COMMAND_WR | | |
3299 | BNX2_NVM_COMMAND_DOIT; | |
3300 | ||
3301 | /* Need to clear DONE bit separately. */ | |
3302 | REG_WR(bp, BNX2_NVM_COMMAND, BNX2_NVM_COMMAND_DONE); | |
3303 | ||
3304 | /* Address of the NVRAM to read from. */ | |
3305 | REG_WR(bp, BNX2_NVM_ADDR, offset & BNX2_NVM_ADDR_NVM_ADDR_VALUE); | |
3306 | ||
3307 | /* Issue an erase command. */ | |
3308 | REG_WR(bp, BNX2_NVM_COMMAND, cmd); | |
3309 | ||
3310 | /* Wait for completion. */ | |
3311 | for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) { | |
3312 | u32 val; | |
3313 | ||
3314 | udelay(5); | |
3315 | ||
3316 | val = REG_RD(bp, BNX2_NVM_COMMAND); | |
3317 | if (val & BNX2_NVM_COMMAND_DONE) | |
3318 | break; | |
3319 | } | |
3320 | ||
3321 | if (j >= NVRAM_TIMEOUT_COUNT) | |
3322 | return -EBUSY; | |
3323 | ||
3324 | return 0; | |
3325 | } | |
3326 | ||
3327 | static int | |
3328 | bnx2_nvram_read_dword(struct bnx2 *bp, u32 offset, u8 *ret_val, u32 cmd_flags) | |
3329 | { | |
3330 | u32 cmd; | |
3331 | int j; | |
3332 | ||
3333 | /* Build the command word. */ | |
3334 | cmd = BNX2_NVM_COMMAND_DOIT | cmd_flags; | |
3335 | ||
e30372c9 MC |
3336 | /* Calculate an offset of a buffered flash, not needed for 5709. */ |
3337 | if (bp->flash_info->flags & BNX2_NV_TRANSLATE) { | |
b6016b76 MC |
3338 | offset = ((offset / bp->flash_info->page_size) << |
3339 | bp->flash_info->page_bits) + | |
3340 | (offset % bp->flash_info->page_size); | |
3341 | } | |
3342 | ||
3343 | /* Need to clear DONE bit separately. */ | |
3344 | REG_WR(bp, BNX2_NVM_COMMAND, BNX2_NVM_COMMAND_DONE); | |
3345 | ||
3346 | /* Address of the NVRAM to read from. */ | |
3347 | REG_WR(bp, BNX2_NVM_ADDR, offset & BNX2_NVM_ADDR_NVM_ADDR_VALUE); | |
3348 | ||
3349 | /* Issue a read command. */ | |
3350 | REG_WR(bp, BNX2_NVM_COMMAND, cmd); | |
3351 | ||
3352 | /* Wait for completion. */ | |
3353 | for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) { | |
3354 | u32 val; | |
3355 | ||
3356 | udelay(5); | |
3357 | ||
3358 | val = REG_RD(bp, BNX2_NVM_COMMAND); | |
3359 | if (val & BNX2_NVM_COMMAND_DONE) { | |
3360 | val = REG_RD(bp, BNX2_NVM_READ); | |
3361 | ||
3362 | val = be32_to_cpu(val); | |
3363 | memcpy(ret_val, &val, 4); | |
3364 | break; | |
3365 | } | |
3366 | } | |
3367 | if (j >= NVRAM_TIMEOUT_COUNT) | |
3368 | return -EBUSY; | |
3369 | ||
3370 | return 0; | |
3371 | } | |
3372 | ||
3373 | ||
3374 | static int | |
3375 | bnx2_nvram_write_dword(struct bnx2 *bp, u32 offset, u8 *val, u32 cmd_flags) | |
3376 | { | |
3377 | u32 cmd, val32; | |
3378 | int j; | |
3379 | ||
3380 | /* Build the command word. */ | |
3381 | cmd = BNX2_NVM_COMMAND_DOIT | BNX2_NVM_COMMAND_WR | cmd_flags; | |
3382 | ||
e30372c9 MC |
3383 | /* Calculate an offset of a buffered flash, not needed for 5709. */ |
3384 | if (bp->flash_info->flags & BNX2_NV_TRANSLATE) { | |
b6016b76 MC |
3385 | offset = ((offset / bp->flash_info->page_size) << |
3386 | bp->flash_info->page_bits) + | |
3387 | (offset % bp->flash_info->page_size); | |
3388 | } | |
3389 | ||
3390 | /* Need to clear DONE bit separately. */ | |
3391 | REG_WR(bp, BNX2_NVM_COMMAND, BNX2_NVM_COMMAND_DONE); | |
3392 | ||
3393 | memcpy(&val32, val, 4); | |
3394 | val32 = cpu_to_be32(val32); | |
3395 | ||
3396 | /* Write the data. */ | |
3397 | REG_WR(bp, BNX2_NVM_WRITE, val32); | |
3398 | ||
3399 | /* Address of the NVRAM to write to. */ | |
3400 | REG_WR(bp, BNX2_NVM_ADDR, offset & BNX2_NVM_ADDR_NVM_ADDR_VALUE); | |
3401 | ||
3402 | /* Issue the write command. */ | |
3403 | REG_WR(bp, BNX2_NVM_COMMAND, cmd); | |
3404 | ||
3405 | /* Wait for completion. */ | |
3406 | for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) { | |
3407 | udelay(5); | |
3408 | ||
3409 | if (REG_RD(bp, BNX2_NVM_COMMAND) & BNX2_NVM_COMMAND_DONE) | |
3410 | break; | |
3411 | } | |
3412 | if (j >= NVRAM_TIMEOUT_COUNT) | |
3413 | return -EBUSY; | |
3414 | ||
3415 | return 0; | |
3416 | } | |
3417 | ||
3418 | static int | |
3419 | bnx2_init_nvram(struct bnx2 *bp) | |
3420 | { | |
3421 | u32 val; | |
e30372c9 | 3422 | int j, entry_count, rc = 0; |
b6016b76 MC |
3423 | struct flash_spec *flash; |
3424 | ||
e30372c9 MC |
3425 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
3426 | bp->flash_info = &flash_5709; | |
3427 | goto get_flash_size; | |
3428 | } | |
3429 | ||
b6016b76 MC |
3430 | /* Determine the selected interface. */ |
3431 | val = REG_RD(bp, BNX2_NVM_CFG1); | |
3432 | ||
ff8ac609 | 3433 | entry_count = ARRAY_SIZE(flash_table); |
b6016b76 | 3434 | |
b6016b76 MC |
3435 | if (val & 0x40000000) { |
3436 | ||
3437 | /* Flash interface has been reconfigured */ | |
3438 | for (j = 0, flash = &flash_table[0]; j < entry_count; | |
37137709 MC |
3439 | j++, flash++) { |
3440 | if ((val & FLASH_BACKUP_STRAP_MASK) == | |
3441 | (flash->config1 & FLASH_BACKUP_STRAP_MASK)) { | |
b6016b76 MC |
3442 | bp->flash_info = flash; |
3443 | break; | |
3444 | } | |
3445 | } | |
3446 | } | |
3447 | else { | |
37137709 | 3448 | u32 mask; |
b6016b76 MC |
3449 | /* Not yet been reconfigured */ |
3450 | ||
37137709 MC |
3451 | if (val & (1 << 23)) |
3452 | mask = FLASH_BACKUP_STRAP_MASK; | |
3453 | else | |
3454 | mask = FLASH_STRAP_MASK; | |
3455 | ||
b6016b76 MC |
3456 | for (j = 0, flash = &flash_table[0]; j < entry_count; |
3457 | j++, flash++) { | |
3458 | ||
37137709 | 3459 | if ((val & mask) == (flash->strapping & mask)) { |
b6016b76 MC |
3460 | bp->flash_info = flash; |
3461 | ||
3462 | /* Request access to the flash interface. */ | |
3463 | if ((rc = bnx2_acquire_nvram_lock(bp)) != 0) | |
3464 | return rc; | |
3465 | ||
3466 | /* Enable access to flash interface */ | |
3467 | bnx2_enable_nvram_access(bp); | |
3468 | ||
3469 | /* Reconfigure the flash interface */ | |
3470 | REG_WR(bp, BNX2_NVM_CFG1, flash->config1); | |
3471 | REG_WR(bp, BNX2_NVM_CFG2, flash->config2); | |
3472 | REG_WR(bp, BNX2_NVM_CFG3, flash->config3); | |
3473 | REG_WR(bp, BNX2_NVM_WRITE1, flash->write1); | |
3474 | ||
3475 | /* Disable access to flash interface */ | |
3476 | bnx2_disable_nvram_access(bp); | |
3477 | bnx2_release_nvram_lock(bp); | |
3478 | ||
3479 | break; | |
3480 | } | |
3481 | } | |
3482 | } /* if (val & 0x40000000) */ | |
3483 | ||
3484 | if (j == entry_count) { | |
3485 | bp->flash_info = NULL; | |
2f23c523 | 3486 | printk(KERN_ALERT PFX "Unknown flash/EEPROM type.\n"); |
1122db71 | 3487 | return -ENODEV; |
b6016b76 MC |
3488 | } |
3489 | ||
e30372c9 | 3490 | get_flash_size: |
1122db71 MC |
3491 | val = REG_RD_IND(bp, bp->shmem_base + BNX2_SHARED_HW_CFG_CONFIG2); |
3492 | val &= BNX2_SHARED_HW_CFG2_NVM_SIZE_MASK; | |
3493 | if (val) | |
3494 | bp->flash_size = val; | |
3495 | else | |
3496 | bp->flash_size = bp->flash_info->total_size; | |
3497 | ||
b6016b76 MC |
3498 | return rc; |
3499 | } | |
3500 | ||
3501 | static int | |
3502 | bnx2_nvram_read(struct bnx2 *bp, u32 offset, u8 *ret_buf, | |
3503 | int buf_size) | |
3504 | { | |
3505 | int rc = 0; | |
3506 | u32 cmd_flags, offset32, len32, extra; | |
3507 | ||
3508 | if (buf_size == 0) | |
3509 | return 0; | |
3510 | ||
3511 | /* Request access to the flash interface. */ | |
3512 | if ((rc = bnx2_acquire_nvram_lock(bp)) != 0) | |
3513 | return rc; | |
3514 | ||
3515 | /* Enable access to flash interface */ | |
3516 | bnx2_enable_nvram_access(bp); | |
3517 | ||
3518 | len32 = buf_size; | |
3519 | offset32 = offset; | |
3520 | extra = 0; | |
3521 | ||
3522 | cmd_flags = 0; | |
3523 | ||
3524 | if (offset32 & 3) { | |
3525 | u8 buf[4]; | |
3526 | u32 pre_len; | |
3527 | ||
3528 | offset32 &= ~3; | |
3529 | pre_len = 4 - (offset & 3); | |
3530 | ||
3531 | if (pre_len >= len32) { | |
3532 | pre_len = len32; | |
3533 | cmd_flags = BNX2_NVM_COMMAND_FIRST | | |
3534 | BNX2_NVM_COMMAND_LAST; | |
3535 | } | |
3536 | else { | |
3537 | cmd_flags = BNX2_NVM_COMMAND_FIRST; | |
3538 | } | |
3539 | ||
3540 | rc = bnx2_nvram_read_dword(bp, offset32, buf, cmd_flags); | |
3541 | ||
3542 | if (rc) | |
3543 | return rc; | |
3544 | ||
3545 | memcpy(ret_buf, buf + (offset & 3), pre_len); | |
3546 | ||
3547 | offset32 += 4; | |
3548 | ret_buf += pre_len; | |
3549 | len32 -= pre_len; | |
3550 | } | |
3551 | if (len32 & 3) { | |
3552 | extra = 4 - (len32 & 3); | |
3553 | len32 = (len32 + 4) & ~3; | |
3554 | } | |
3555 | ||
3556 | if (len32 == 4) { | |
3557 | u8 buf[4]; | |
3558 | ||
3559 | if (cmd_flags) | |
3560 | cmd_flags = BNX2_NVM_COMMAND_LAST; | |
3561 | else | |
3562 | cmd_flags = BNX2_NVM_COMMAND_FIRST | | |
3563 | BNX2_NVM_COMMAND_LAST; | |
3564 | ||
3565 | rc = bnx2_nvram_read_dword(bp, offset32, buf, cmd_flags); | |
3566 | ||
3567 | memcpy(ret_buf, buf, 4 - extra); | |
3568 | } | |
3569 | else if (len32 > 0) { | |
3570 | u8 buf[4]; | |
3571 | ||
3572 | /* Read the first word. */ | |
3573 | if (cmd_flags) | |
3574 | cmd_flags = 0; | |
3575 | else | |
3576 | cmd_flags = BNX2_NVM_COMMAND_FIRST; | |
3577 | ||
3578 | rc = bnx2_nvram_read_dword(bp, offset32, ret_buf, cmd_flags); | |
3579 | ||
3580 | /* Advance to the next dword. */ | |
3581 | offset32 += 4; | |
3582 | ret_buf += 4; | |
3583 | len32 -= 4; | |
3584 | ||
3585 | while (len32 > 4 && rc == 0) { | |
3586 | rc = bnx2_nvram_read_dword(bp, offset32, ret_buf, 0); | |
3587 | ||
3588 | /* Advance to the next dword. */ | |
3589 | offset32 += 4; | |
3590 | ret_buf += 4; | |
3591 | len32 -= 4; | |
3592 | } | |
3593 | ||
3594 | if (rc) | |
3595 | return rc; | |
3596 | ||
3597 | cmd_flags = BNX2_NVM_COMMAND_LAST; | |
3598 | rc = bnx2_nvram_read_dword(bp, offset32, buf, cmd_flags); | |
3599 | ||
3600 | memcpy(ret_buf, buf, 4 - extra); | |
3601 | } | |
3602 | ||
3603 | /* Disable access to flash interface */ | |
3604 | bnx2_disable_nvram_access(bp); | |
3605 | ||
3606 | bnx2_release_nvram_lock(bp); | |
3607 | ||
3608 | return rc; | |
3609 | } | |
3610 | ||
3611 | static int | |
3612 | bnx2_nvram_write(struct bnx2 *bp, u32 offset, u8 *data_buf, | |
3613 | int buf_size) | |
3614 | { | |
3615 | u32 written, offset32, len32; | |
e6be763f | 3616 | u8 *buf, start[4], end[4], *align_buf = NULL, *flash_buffer = NULL; |
b6016b76 MC |
3617 | int rc = 0; |
3618 | int align_start, align_end; | |
3619 | ||
3620 | buf = data_buf; | |
3621 | offset32 = offset; | |
3622 | len32 = buf_size; | |
3623 | align_start = align_end = 0; | |
3624 | ||
3625 | if ((align_start = (offset32 & 3))) { | |
3626 | offset32 &= ~3; | |
c873879c MC |
3627 | len32 += align_start; |
3628 | if (len32 < 4) | |
3629 | len32 = 4; | |
b6016b76 MC |
3630 | if ((rc = bnx2_nvram_read(bp, offset32, start, 4))) |
3631 | return rc; | |
3632 | } | |
3633 | ||
3634 | if (len32 & 3) { | |
c873879c MC |
3635 | align_end = 4 - (len32 & 3); |
3636 | len32 += align_end; | |
3637 | if ((rc = bnx2_nvram_read(bp, offset32 + len32 - 4, end, 4))) | |
3638 | return rc; | |
b6016b76 MC |
3639 | } |
3640 | ||
3641 | if (align_start || align_end) { | |
e6be763f MC |
3642 | align_buf = kmalloc(len32, GFP_KERNEL); |
3643 | if (align_buf == NULL) | |
b6016b76 MC |
3644 | return -ENOMEM; |
3645 | if (align_start) { | |
e6be763f | 3646 | memcpy(align_buf, start, 4); |
b6016b76 MC |
3647 | } |
3648 | if (align_end) { | |
e6be763f | 3649 | memcpy(align_buf + len32 - 4, end, 4); |
b6016b76 | 3650 | } |
e6be763f MC |
3651 | memcpy(align_buf + align_start, data_buf, buf_size); |
3652 | buf = align_buf; | |
b6016b76 MC |
3653 | } |
3654 | ||
e30372c9 | 3655 | if (!(bp->flash_info->flags & BNX2_NV_BUFFERED)) { |
ae181bc4 MC |
3656 | flash_buffer = kmalloc(264, GFP_KERNEL); |
3657 | if (flash_buffer == NULL) { | |
3658 | rc = -ENOMEM; | |
3659 | goto nvram_write_end; | |
3660 | } | |
3661 | } | |
3662 | ||
b6016b76 MC |
3663 | written = 0; |
3664 | while ((written < len32) && (rc == 0)) { | |
3665 | u32 page_start, page_end, data_start, data_end; | |
3666 | u32 addr, cmd_flags; | |
3667 | int i; | |
b6016b76 MC |
3668 | |
3669 | /* Find the page_start addr */ | |
3670 | page_start = offset32 + written; | |
3671 | page_start -= (page_start % bp->flash_info->page_size); | |
3672 | /* Find the page_end addr */ | |
3673 | page_end = page_start + bp->flash_info->page_size; | |
3674 | /* Find the data_start addr */ | |
3675 | data_start = (written == 0) ? offset32 : page_start; | |
3676 | /* Find the data_end addr */ | |
6aa20a22 | 3677 | data_end = (page_end > offset32 + len32) ? |
b6016b76 MC |
3678 | (offset32 + len32) : page_end; |
3679 | ||
3680 | /* Request access to the flash interface. */ | |
3681 | if ((rc = bnx2_acquire_nvram_lock(bp)) != 0) | |
3682 | goto nvram_write_end; | |
3683 | ||
3684 | /* Enable access to flash interface */ | |
3685 | bnx2_enable_nvram_access(bp); | |
3686 | ||
3687 | cmd_flags = BNX2_NVM_COMMAND_FIRST; | |
e30372c9 | 3688 | if (!(bp->flash_info->flags & BNX2_NV_BUFFERED)) { |
b6016b76 MC |
3689 | int j; |
3690 | ||
3691 | /* Read the whole page into the buffer | |
3692 | * (non-buffer flash only) */ | |
3693 | for (j = 0; j < bp->flash_info->page_size; j += 4) { | |
3694 | if (j == (bp->flash_info->page_size - 4)) { | |
3695 | cmd_flags |= BNX2_NVM_COMMAND_LAST; | |
3696 | } | |
3697 | rc = bnx2_nvram_read_dword(bp, | |
6aa20a22 JG |
3698 | page_start + j, |
3699 | &flash_buffer[j], | |
b6016b76 MC |
3700 | cmd_flags); |
3701 | ||
3702 | if (rc) | |
3703 | goto nvram_write_end; | |
3704 | ||
3705 | cmd_flags = 0; | |
3706 | } | |
3707 | } | |
3708 | ||
3709 | /* Enable writes to flash interface (unlock write-protect) */ | |
3710 | if ((rc = bnx2_enable_nvram_write(bp)) != 0) | |
3711 | goto nvram_write_end; | |
3712 | ||
b6016b76 MC |
3713 | /* Loop to write back the buffer data from page_start to |
3714 | * data_start */ | |
3715 | i = 0; | |
e30372c9 | 3716 | if (!(bp->flash_info->flags & BNX2_NV_BUFFERED)) { |
c873879c MC |
3717 | /* Erase the page */ |
3718 | if ((rc = bnx2_nvram_erase_page(bp, page_start)) != 0) | |
3719 | goto nvram_write_end; | |
3720 | ||
3721 | /* Re-enable the write again for the actual write */ | |
3722 | bnx2_enable_nvram_write(bp); | |
3723 | ||
b6016b76 MC |
3724 | for (addr = page_start; addr < data_start; |
3725 | addr += 4, i += 4) { | |
6aa20a22 | 3726 | |
b6016b76 MC |
3727 | rc = bnx2_nvram_write_dword(bp, addr, |
3728 | &flash_buffer[i], cmd_flags); | |
3729 | ||
3730 | if (rc != 0) | |
3731 | goto nvram_write_end; | |
3732 | ||
3733 | cmd_flags = 0; | |
3734 | } | |
3735 | } | |
3736 | ||
3737 | /* Loop to write the new data from data_start to data_end */ | |
bae25761 | 3738 | for (addr = data_start; addr < data_end; addr += 4, i += 4) { |
b6016b76 | 3739 | if ((addr == page_end - 4) || |
e30372c9 | 3740 | ((bp->flash_info->flags & BNX2_NV_BUFFERED) && |
b6016b76 MC |
3741 | (addr == data_end - 4))) { |
3742 | ||
3743 | cmd_flags |= BNX2_NVM_COMMAND_LAST; | |
3744 | } | |
3745 | rc = bnx2_nvram_write_dword(bp, addr, buf, | |
3746 | cmd_flags); | |
3747 | ||
3748 | if (rc != 0) | |
3749 | goto nvram_write_end; | |
3750 | ||
3751 | cmd_flags = 0; | |
3752 | buf += 4; | |
3753 | } | |
3754 | ||
3755 | /* Loop to write back the buffer data from data_end | |
3756 | * to page_end */ | |
e30372c9 | 3757 | if (!(bp->flash_info->flags & BNX2_NV_BUFFERED)) { |
b6016b76 MC |
3758 | for (addr = data_end; addr < page_end; |
3759 | addr += 4, i += 4) { | |
6aa20a22 | 3760 | |
b6016b76 MC |
3761 | if (addr == page_end-4) { |
3762 | cmd_flags = BNX2_NVM_COMMAND_LAST; | |
3763 | } | |
3764 | rc = bnx2_nvram_write_dword(bp, addr, | |
3765 | &flash_buffer[i], cmd_flags); | |
3766 | ||
3767 | if (rc != 0) | |
3768 | goto nvram_write_end; | |
3769 | ||
3770 | cmd_flags = 0; | |
3771 | } | |
3772 | } | |
3773 | ||
3774 | /* Disable writes to flash interface (lock write-protect) */ | |
3775 | bnx2_disable_nvram_write(bp); | |
3776 | ||
3777 | /* Disable access to flash interface */ | |
3778 | bnx2_disable_nvram_access(bp); | |
3779 | bnx2_release_nvram_lock(bp); | |
3780 | ||
3781 | /* Increment written */ | |
3782 | written += data_end - data_start; | |
3783 | } | |
3784 | ||
3785 | nvram_write_end: | |
e6be763f MC |
3786 | kfree(flash_buffer); |
3787 | kfree(align_buf); | |
b6016b76 MC |
3788 | return rc; |
3789 | } | |
3790 | ||
0d8a6571 MC |
3791 | static void |
3792 | bnx2_init_remote_phy(struct bnx2 *bp) | |
3793 | { | |
3794 | u32 val; | |
3795 | ||
3796 | bp->phy_flags &= ~REMOTE_PHY_CAP_FLAG; | |
3797 | if (!(bp->phy_flags & PHY_SERDES_FLAG)) | |
3798 | return; | |
3799 | ||
3800 | val = REG_RD_IND(bp, bp->shmem_base + BNX2_FW_CAP_MB); | |
3801 | if ((val & BNX2_FW_CAP_SIGNATURE_MASK) != BNX2_FW_CAP_SIGNATURE) | |
3802 | return; | |
3803 | ||
3804 | if (val & BNX2_FW_CAP_REMOTE_PHY_CAPABLE) { | |
0d8a6571 MC |
3805 | bp->phy_flags |= REMOTE_PHY_CAP_FLAG; |
3806 | ||
3807 | val = REG_RD_IND(bp, bp->shmem_base + BNX2_LINK_STATUS); | |
3808 | if (val & BNX2_LINK_STATUS_SERDES_LINK) | |
3809 | bp->phy_port = PORT_FIBRE; | |
3810 | else | |
3811 | bp->phy_port = PORT_TP; | |
489310a4 MC |
3812 | |
3813 | if (netif_running(bp->dev)) { | |
3814 | u32 sig; | |
3815 | ||
3816 | if (val & BNX2_LINK_STATUS_LINK_UP) { | |
3817 | bp->link_up = 1; | |
3818 | netif_carrier_on(bp->dev); | |
3819 | } else { | |
3820 | bp->link_up = 0; | |
3821 | netif_carrier_off(bp->dev); | |
3822 | } | |
3823 | sig = BNX2_DRV_ACK_CAP_SIGNATURE | | |
3824 | BNX2_FW_CAP_REMOTE_PHY_CAPABLE; | |
3825 | REG_WR_IND(bp, bp->shmem_base + BNX2_DRV_ACK_CAP_MB, | |
3826 | sig); | |
3827 | } | |
0d8a6571 MC |
3828 | } |
3829 | } | |
3830 | ||
b6016b76 MC |
3831 | static int |
3832 | bnx2_reset_chip(struct bnx2 *bp, u32 reset_code) | |
3833 | { | |
3834 | u32 val; | |
3835 | int i, rc = 0; | |
489310a4 | 3836 | u8 old_port; |
b6016b76 MC |
3837 | |
3838 | /* Wait for the current PCI transaction to complete before | |
3839 | * issuing a reset. */ | |
3840 | REG_WR(bp, BNX2_MISC_ENABLE_CLR_BITS, | |
3841 | BNX2_MISC_ENABLE_CLR_BITS_TX_DMA_ENABLE | | |
3842 | BNX2_MISC_ENABLE_CLR_BITS_DMA_ENGINE_ENABLE | | |
3843 | BNX2_MISC_ENABLE_CLR_BITS_RX_DMA_ENABLE | | |
3844 | BNX2_MISC_ENABLE_CLR_BITS_HOST_COALESCE_ENABLE); | |
3845 | val = REG_RD(bp, BNX2_MISC_ENABLE_CLR_BITS); | |
3846 | udelay(5); | |
3847 | ||
b090ae2b MC |
3848 | /* Wait for the firmware to tell us it is ok to issue a reset. */ |
3849 | bnx2_fw_sync(bp, BNX2_DRV_MSG_DATA_WAIT0 | reset_code, 1); | |
3850 | ||
b6016b76 MC |
3851 | /* Deposit a driver reset signature so the firmware knows that |
3852 | * this is a soft reset. */ | |
e3648b3d | 3853 | REG_WR_IND(bp, bp->shmem_base + BNX2_DRV_RESET_SIGNATURE, |
b6016b76 MC |
3854 | BNX2_DRV_RESET_SIGNATURE_MAGIC); |
3855 | ||
b6016b76 MC |
3856 | /* Do a dummy read to force the chip to complete all current transaction |
3857 | * before we issue a reset. */ | |
3858 | val = REG_RD(bp, BNX2_MISC_ID); | |
3859 | ||
234754d5 MC |
3860 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
3861 | REG_WR(bp, BNX2_MISC_COMMAND, BNX2_MISC_COMMAND_SW_RESET); | |
3862 | REG_RD(bp, BNX2_MISC_COMMAND); | |
3863 | udelay(5); | |
b6016b76 | 3864 | |
234754d5 MC |
3865 | val = BNX2_PCICFG_MISC_CONFIG_REG_WINDOW_ENA | |
3866 | BNX2_PCICFG_MISC_CONFIG_TARGET_MB_WORD_SWAP; | |
b6016b76 | 3867 | |
234754d5 | 3868 | pci_write_config_dword(bp->pdev, BNX2_PCICFG_MISC_CONFIG, val); |
b6016b76 | 3869 | |
234754d5 MC |
3870 | } else { |
3871 | val = BNX2_PCICFG_MISC_CONFIG_CORE_RST_REQ | | |
3872 | BNX2_PCICFG_MISC_CONFIG_REG_WINDOW_ENA | | |
3873 | BNX2_PCICFG_MISC_CONFIG_TARGET_MB_WORD_SWAP; | |
3874 | ||
3875 | /* Chip reset. */ | |
3876 | REG_WR(bp, BNX2_PCICFG_MISC_CONFIG, val); | |
3877 | ||
594a9dfa MC |
3878 | /* Reading back any register after chip reset will hang the |
3879 | * bus on 5706 A0 and A1. The msleep below provides plenty | |
3880 | * of margin for write posting. | |
3881 | */ | |
234754d5 | 3882 | if ((CHIP_ID(bp) == CHIP_ID_5706_A0) || |
8e545881 AV |
3883 | (CHIP_ID(bp) == CHIP_ID_5706_A1)) |
3884 | msleep(20); | |
b6016b76 | 3885 | |
234754d5 MC |
3886 | /* Reset takes approximate 30 usec */ |
3887 | for (i = 0; i < 10; i++) { | |
3888 | val = REG_RD(bp, BNX2_PCICFG_MISC_CONFIG); | |
3889 | if ((val & (BNX2_PCICFG_MISC_CONFIG_CORE_RST_REQ | | |
3890 | BNX2_PCICFG_MISC_CONFIG_CORE_RST_BSY)) == 0) | |
3891 | break; | |
3892 | udelay(10); | |
3893 | } | |
3894 | ||
3895 | if (val & (BNX2_PCICFG_MISC_CONFIG_CORE_RST_REQ | | |
3896 | BNX2_PCICFG_MISC_CONFIG_CORE_RST_BSY)) { | |
3897 | printk(KERN_ERR PFX "Chip reset did not complete\n"); | |
3898 | return -EBUSY; | |
3899 | } | |
b6016b76 MC |
3900 | } |
3901 | ||
3902 | /* Make sure byte swapping is properly configured. */ | |
3903 | val = REG_RD(bp, BNX2_PCI_SWAP_DIAG0); | |
3904 | if (val != 0x01020304) { | |
3905 | printk(KERN_ERR PFX "Chip not in correct endian mode\n"); | |
3906 | return -ENODEV; | |
3907 | } | |
3908 | ||
b6016b76 | 3909 | /* Wait for the firmware to finish its initialization. */ |
b090ae2b MC |
3910 | rc = bnx2_fw_sync(bp, BNX2_DRV_MSG_DATA_WAIT1 | reset_code, 0); |
3911 | if (rc) | |
3912 | return rc; | |
b6016b76 | 3913 | |
0d8a6571 | 3914 | spin_lock_bh(&bp->phy_lock); |
489310a4 | 3915 | old_port = bp->phy_port; |
0d8a6571 | 3916 | bnx2_init_remote_phy(bp); |
489310a4 | 3917 | if ((bp->phy_flags & REMOTE_PHY_CAP_FLAG) && old_port != bp->phy_port) |
0d8a6571 MC |
3918 | bnx2_set_default_remote_link(bp); |
3919 | spin_unlock_bh(&bp->phy_lock); | |
3920 | ||
b6016b76 MC |
3921 | if (CHIP_ID(bp) == CHIP_ID_5706_A0) { |
3922 | /* Adjust the voltage regular to two steps lower. The default | |
3923 | * of this register is 0x0000000e. */ | |
3924 | REG_WR(bp, BNX2_MISC_VREG_CONTROL, 0x000000fa); | |
3925 | ||
3926 | /* Remove bad rbuf memory from the free pool. */ | |
3927 | rc = bnx2_alloc_bad_rbuf(bp); | |
3928 | } | |
3929 | ||
3930 | return rc; | |
3931 | } | |
3932 | ||
3933 | static int | |
3934 | bnx2_init_chip(struct bnx2 *bp) | |
3935 | { | |
3936 | u32 val; | |
b090ae2b | 3937 | int rc; |
b6016b76 MC |
3938 | |
3939 | /* Make sure the interrupt is not active. */ | |
3940 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, BNX2_PCICFG_INT_ACK_CMD_MASK_INT); | |
3941 | ||
3942 | val = BNX2_DMA_CONFIG_DATA_BYTE_SWAP | | |
3943 | BNX2_DMA_CONFIG_DATA_WORD_SWAP | | |
3944 | #ifdef __BIG_ENDIAN | |
6aa20a22 | 3945 | BNX2_DMA_CONFIG_CNTL_BYTE_SWAP | |
b6016b76 | 3946 | #endif |
6aa20a22 | 3947 | BNX2_DMA_CONFIG_CNTL_WORD_SWAP | |
b6016b76 MC |
3948 | DMA_READ_CHANS << 12 | |
3949 | DMA_WRITE_CHANS << 16; | |
3950 | ||
3951 | val |= (0x2 << 20) | (1 << 11); | |
3952 | ||
dda1e390 | 3953 | if ((bp->flags & PCIX_FLAG) && (bp->bus_speed_mhz == 133)) |
b6016b76 MC |
3954 | val |= (1 << 23); |
3955 | ||
3956 | if ((CHIP_NUM(bp) == CHIP_NUM_5706) && | |
3957 | (CHIP_ID(bp) != CHIP_ID_5706_A0) && !(bp->flags & PCIX_FLAG)) | |
3958 | val |= BNX2_DMA_CONFIG_CNTL_PING_PONG_DMA; | |
3959 | ||
3960 | REG_WR(bp, BNX2_DMA_CONFIG, val); | |
3961 | ||
3962 | if (CHIP_ID(bp) == CHIP_ID_5706_A0) { | |
3963 | val = REG_RD(bp, BNX2_TDMA_CONFIG); | |
3964 | val |= BNX2_TDMA_CONFIG_ONE_DMA; | |
3965 | REG_WR(bp, BNX2_TDMA_CONFIG, val); | |
3966 | } | |
3967 | ||
3968 | if (bp->flags & PCIX_FLAG) { | |
3969 | u16 val16; | |
3970 | ||
3971 | pci_read_config_word(bp->pdev, bp->pcix_cap + PCI_X_CMD, | |
3972 | &val16); | |
3973 | pci_write_config_word(bp->pdev, bp->pcix_cap + PCI_X_CMD, | |
3974 | val16 & ~PCI_X_CMD_ERO); | |
3975 | } | |
3976 | ||
3977 | REG_WR(bp, BNX2_MISC_ENABLE_SET_BITS, | |
3978 | BNX2_MISC_ENABLE_SET_BITS_HOST_COALESCE_ENABLE | | |
3979 | BNX2_MISC_ENABLE_STATUS_BITS_RX_V2P_ENABLE | | |
3980 | BNX2_MISC_ENABLE_STATUS_BITS_CONTEXT_ENABLE); | |
3981 | ||
3982 | /* Initialize context mapping and zero out the quick contexts. The | |
3983 | * context block must have already been enabled. */ | |
641bdcd5 MC |
3984 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
3985 | rc = bnx2_init_5709_context(bp); | |
3986 | if (rc) | |
3987 | return rc; | |
3988 | } else | |
59b47d8a | 3989 | bnx2_init_context(bp); |
b6016b76 | 3990 | |
fba9fe91 MC |
3991 | if ((rc = bnx2_init_cpus(bp)) != 0) |
3992 | return rc; | |
3993 | ||
b6016b76 MC |
3994 | bnx2_init_nvram(bp); |
3995 | ||
3996 | bnx2_set_mac_addr(bp); | |
3997 | ||
3998 | val = REG_RD(bp, BNX2_MQ_CONFIG); | |
3999 | val &= ~BNX2_MQ_CONFIG_KNL_BYP_BLK_SIZE; | |
4000 | val |= BNX2_MQ_CONFIG_KNL_BYP_BLK_SIZE_256; | |
68c9f75a MC |
4001 | if (CHIP_ID(bp) == CHIP_ID_5709_A0 || CHIP_ID(bp) == CHIP_ID_5709_A1) |
4002 | val |= BNX2_MQ_CONFIG_HALT_DIS; | |
4003 | ||
b6016b76 MC |
4004 | REG_WR(bp, BNX2_MQ_CONFIG, val); |
4005 | ||
4006 | val = 0x10000 + (MAX_CID_CNT * MB_KERNEL_CTX_SIZE); | |
4007 | REG_WR(bp, BNX2_MQ_KNL_BYP_WIND_START, val); | |
4008 | REG_WR(bp, BNX2_MQ_KNL_WIND_END, val); | |
4009 | ||
4010 | val = (BCM_PAGE_BITS - 8) << 24; | |
4011 | REG_WR(bp, BNX2_RV2P_CONFIG, val); | |
4012 | ||
4013 | /* Configure page size. */ | |
4014 | val = REG_RD(bp, BNX2_TBDR_CONFIG); | |
4015 | val &= ~BNX2_TBDR_CONFIG_PAGE_SIZE; | |
4016 | val |= (BCM_PAGE_BITS - 8) << 24 | 0x40; | |
4017 | REG_WR(bp, BNX2_TBDR_CONFIG, val); | |
4018 | ||
4019 | val = bp->mac_addr[0] + | |
4020 | (bp->mac_addr[1] << 8) + | |
4021 | (bp->mac_addr[2] << 16) + | |
4022 | bp->mac_addr[3] + | |
4023 | (bp->mac_addr[4] << 8) + | |
4024 | (bp->mac_addr[5] << 16); | |
4025 | REG_WR(bp, BNX2_EMAC_BACKOFF_SEED, val); | |
4026 | ||
4027 | /* Program the MTU. Also include 4 bytes for CRC32. */ | |
4028 | val = bp->dev->mtu + ETH_HLEN + 4; | |
4029 | if (val > (MAX_ETHERNET_PACKET_SIZE + 4)) | |
4030 | val |= BNX2_EMAC_RX_MTU_SIZE_JUMBO_ENA; | |
4031 | REG_WR(bp, BNX2_EMAC_RX_MTU_SIZE, val); | |
4032 | ||
4033 | bp->last_status_idx = 0; | |
4034 | bp->rx_mode = BNX2_EMAC_RX_MODE_SORT_MODE; | |
4035 | ||
4036 | /* Set up how to generate a link change interrupt. */ | |
4037 | REG_WR(bp, BNX2_EMAC_ATTENTION_ENA, BNX2_EMAC_ATTENTION_ENA_LINK); | |
4038 | ||
4039 | REG_WR(bp, BNX2_HC_STATUS_ADDR_L, | |
4040 | (u64) bp->status_blk_mapping & 0xffffffff); | |
4041 | REG_WR(bp, BNX2_HC_STATUS_ADDR_H, (u64) bp->status_blk_mapping >> 32); | |
4042 | ||
4043 | REG_WR(bp, BNX2_HC_STATISTICS_ADDR_L, | |
4044 | (u64) bp->stats_blk_mapping & 0xffffffff); | |
4045 | REG_WR(bp, BNX2_HC_STATISTICS_ADDR_H, | |
4046 | (u64) bp->stats_blk_mapping >> 32); | |
4047 | ||
6aa20a22 | 4048 | REG_WR(bp, BNX2_HC_TX_QUICK_CONS_TRIP, |
b6016b76 MC |
4049 | (bp->tx_quick_cons_trip_int << 16) | bp->tx_quick_cons_trip); |
4050 | ||
4051 | REG_WR(bp, BNX2_HC_RX_QUICK_CONS_TRIP, | |
4052 | (bp->rx_quick_cons_trip_int << 16) | bp->rx_quick_cons_trip); | |
4053 | ||
4054 | REG_WR(bp, BNX2_HC_COMP_PROD_TRIP, | |
4055 | (bp->comp_prod_trip_int << 16) | bp->comp_prod_trip); | |
4056 | ||
4057 | REG_WR(bp, BNX2_HC_TX_TICKS, (bp->tx_ticks_int << 16) | bp->tx_ticks); | |
4058 | ||
4059 | REG_WR(bp, BNX2_HC_RX_TICKS, (bp->rx_ticks_int << 16) | bp->rx_ticks); | |
4060 | ||
4061 | REG_WR(bp, BNX2_HC_COM_TICKS, | |
4062 | (bp->com_ticks_int << 16) | bp->com_ticks); | |
4063 | ||
4064 | REG_WR(bp, BNX2_HC_CMD_TICKS, | |
4065 | (bp->cmd_ticks_int << 16) | bp->cmd_ticks); | |
4066 | ||
02537b06 MC |
4067 | if (CHIP_NUM(bp) == CHIP_NUM_5708) |
4068 | REG_WR(bp, BNX2_HC_STATS_TICKS, 0); | |
4069 | else | |
7ea6920e | 4070 | REG_WR(bp, BNX2_HC_STATS_TICKS, bp->stats_ticks); |
b6016b76 MC |
4071 | REG_WR(bp, BNX2_HC_STAT_COLLECT_TICKS, 0xbb8); /* 3ms */ |
4072 | ||
4073 | if (CHIP_ID(bp) == CHIP_ID_5706_A1) | |
8e6a72c4 | 4074 | val = BNX2_HC_CONFIG_COLLECT_STATS; |
b6016b76 | 4075 | else { |
8e6a72c4 MC |
4076 | val = BNX2_HC_CONFIG_RX_TMR_MODE | BNX2_HC_CONFIG_TX_TMR_MODE | |
4077 | BNX2_HC_CONFIG_COLLECT_STATS; | |
b6016b76 MC |
4078 | } |
4079 | ||
8e6a72c4 MC |
4080 | if (bp->flags & ONE_SHOT_MSI_FLAG) |
4081 | val |= BNX2_HC_CONFIG_ONE_SHOT; | |
4082 | ||
4083 | REG_WR(bp, BNX2_HC_CONFIG, val); | |
4084 | ||
b6016b76 MC |
4085 | /* Clear internal stats counters. */ |
4086 | REG_WR(bp, BNX2_HC_COMMAND, BNX2_HC_COMMAND_CLR_STAT_NOW); | |
4087 | ||
da3e4fbe | 4088 | REG_WR(bp, BNX2_HC_ATTN_BITS_ENABLE, STATUS_ATTN_EVENTS); |
b6016b76 MC |
4089 | |
4090 | /* Initialize the receive filter. */ | |
4091 | bnx2_set_rx_mode(bp->dev); | |
4092 | ||
0aa38df7 MC |
4093 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
4094 | val = REG_RD(bp, BNX2_MISC_NEW_CORE_CTL); | |
4095 | val |= BNX2_MISC_NEW_CORE_CTL_DMA_ENABLE; | |
4096 | REG_WR(bp, BNX2_MISC_NEW_CORE_CTL, val); | |
4097 | } | |
b090ae2b MC |
4098 | rc = bnx2_fw_sync(bp, BNX2_DRV_MSG_DATA_WAIT2 | BNX2_DRV_MSG_CODE_RESET, |
4099 | 0); | |
b6016b76 | 4100 | |
df149d70 | 4101 | REG_WR(bp, BNX2_MISC_ENABLE_SET_BITS, BNX2_MISC_ENABLE_DEFAULT); |
b6016b76 MC |
4102 | REG_RD(bp, BNX2_MISC_ENABLE_SET_BITS); |
4103 | ||
4104 | udelay(20); | |
4105 | ||
bf5295bb MC |
4106 | bp->hc_cmd = REG_RD(bp, BNX2_HC_COMMAND); |
4107 | ||
b090ae2b | 4108 | return rc; |
b6016b76 MC |
4109 | } |
4110 | ||
59b47d8a MC |
4111 | static void |
4112 | bnx2_init_tx_context(struct bnx2 *bp, u32 cid) | |
4113 | { | |
4114 | u32 val, offset0, offset1, offset2, offset3; | |
4115 | ||
4116 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { | |
4117 | offset0 = BNX2_L2CTX_TYPE_XI; | |
4118 | offset1 = BNX2_L2CTX_CMD_TYPE_XI; | |
4119 | offset2 = BNX2_L2CTX_TBDR_BHADDR_HI_XI; | |
4120 | offset3 = BNX2_L2CTX_TBDR_BHADDR_LO_XI; | |
4121 | } else { | |
4122 | offset0 = BNX2_L2CTX_TYPE; | |
4123 | offset1 = BNX2_L2CTX_CMD_TYPE; | |
4124 | offset2 = BNX2_L2CTX_TBDR_BHADDR_HI; | |
4125 | offset3 = BNX2_L2CTX_TBDR_BHADDR_LO; | |
4126 | } | |
4127 | val = BNX2_L2CTX_TYPE_TYPE_L2 | BNX2_L2CTX_TYPE_SIZE_L2; | |
4128 | CTX_WR(bp, GET_CID_ADDR(cid), offset0, val); | |
4129 | ||
4130 | val = BNX2_L2CTX_CMD_TYPE_TYPE_L2 | (8 << 16); | |
4131 | CTX_WR(bp, GET_CID_ADDR(cid), offset1, val); | |
4132 | ||
4133 | val = (u64) bp->tx_desc_mapping >> 32; | |
4134 | CTX_WR(bp, GET_CID_ADDR(cid), offset2, val); | |
4135 | ||
4136 | val = (u64) bp->tx_desc_mapping & 0xffffffff; | |
4137 | CTX_WR(bp, GET_CID_ADDR(cid), offset3, val); | |
4138 | } | |
b6016b76 MC |
4139 | |
4140 | static void | |
4141 | bnx2_init_tx_ring(struct bnx2 *bp) | |
4142 | { | |
4143 | struct tx_bd *txbd; | |
59b47d8a | 4144 | u32 cid; |
b6016b76 | 4145 | |
2f8af120 MC |
4146 | bp->tx_wake_thresh = bp->tx_ring_size / 2; |
4147 | ||
b6016b76 | 4148 | txbd = &bp->tx_desc_ring[MAX_TX_DESC_CNT]; |
6aa20a22 | 4149 | |
b6016b76 MC |
4150 | txbd->tx_bd_haddr_hi = (u64) bp->tx_desc_mapping >> 32; |
4151 | txbd->tx_bd_haddr_lo = (u64) bp->tx_desc_mapping & 0xffffffff; | |
4152 | ||
4153 | bp->tx_prod = 0; | |
4154 | bp->tx_cons = 0; | |
f4e418f7 | 4155 | bp->hw_tx_cons = 0; |
b6016b76 | 4156 | bp->tx_prod_bseq = 0; |
6aa20a22 | 4157 | |
59b47d8a MC |
4158 | cid = TX_CID; |
4159 | bp->tx_bidx_addr = MB_GET_CID_ADDR(cid) + BNX2_L2CTX_TX_HOST_BIDX; | |
4160 | bp->tx_bseq_addr = MB_GET_CID_ADDR(cid) + BNX2_L2CTX_TX_HOST_BSEQ; | |
b6016b76 | 4161 | |
59b47d8a | 4162 | bnx2_init_tx_context(bp, cid); |
b6016b76 MC |
4163 | } |
4164 | ||
4165 | static void | |
4166 | bnx2_init_rx_ring(struct bnx2 *bp) | |
4167 | { | |
4168 | struct rx_bd *rxbd; | |
4169 | int i; | |
6aa20a22 | 4170 | u16 prod, ring_prod; |
b6016b76 MC |
4171 | u32 val; |
4172 | ||
4173 | /* 8 for CRC and VLAN */ | |
4174 | bp->rx_buf_use_size = bp->dev->mtu + ETH_HLEN + bp->rx_offset + 8; | |
59b47d8a MC |
4175 | /* hw alignment */ |
4176 | bp->rx_buf_size = bp->rx_buf_use_size + BNX2_RX_ALIGN; | |
b6016b76 MC |
4177 | |
4178 | ring_prod = prod = bp->rx_prod = 0; | |
4179 | bp->rx_cons = 0; | |
f4e418f7 | 4180 | bp->hw_rx_cons = 0; |
b6016b76 | 4181 | bp->rx_prod_bseq = 0; |
6aa20a22 | 4182 | |
13daffa2 MC |
4183 | for (i = 0; i < bp->rx_max_ring; i++) { |
4184 | int j; | |
b6016b76 | 4185 | |
13daffa2 MC |
4186 | rxbd = &bp->rx_desc_ring[i][0]; |
4187 | for (j = 0; j < MAX_RX_DESC_CNT; j++, rxbd++) { | |
4188 | rxbd->rx_bd_len = bp->rx_buf_use_size; | |
4189 | rxbd->rx_bd_flags = RX_BD_FLAGS_START | RX_BD_FLAGS_END; | |
4190 | } | |
4191 | if (i == (bp->rx_max_ring - 1)) | |
4192 | j = 0; | |
4193 | else | |
4194 | j = i + 1; | |
4195 | rxbd->rx_bd_haddr_hi = (u64) bp->rx_desc_mapping[j] >> 32; | |
4196 | rxbd->rx_bd_haddr_lo = (u64) bp->rx_desc_mapping[j] & | |
4197 | 0xffffffff; | |
4198 | } | |
b6016b76 MC |
4199 | |
4200 | val = BNX2_L2CTX_CTX_TYPE_CTX_BD_CHN_TYPE_VALUE; | |
4201 | val |= BNX2_L2CTX_CTX_TYPE_SIZE_L2; | |
4202 | val |= 0x02 << 8; | |
4203 | CTX_WR(bp, GET_CID_ADDR(RX_CID), BNX2_L2CTX_CTX_TYPE, val); | |
4204 | ||
13daffa2 | 4205 | val = (u64) bp->rx_desc_mapping[0] >> 32; |
b6016b76 MC |
4206 | CTX_WR(bp, GET_CID_ADDR(RX_CID), BNX2_L2CTX_NX_BDHADDR_HI, val); |
4207 | ||
13daffa2 | 4208 | val = (u64) bp->rx_desc_mapping[0] & 0xffffffff; |
b6016b76 MC |
4209 | CTX_WR(bp, GET_CID_ADDR(RX_CID), BNX2_L2CTX_NX_BDHADDR_LO, val); |
4210 | ||
236b6394 | 4211 | for (i = 0; i < bp->rx_ring_size; i++) { |
b6016b76 MC |
4212 | if (bnx2_alloc_rx_skb(bp, ring_prod) < 0) { |
4213 | break; | |
4214 | } | |
4215 | prod = NEXT_RX_BD(prod); | |
4216 | ring_prod = RX_RING_IDX(prod); | |
4217 | } | |
4218 | bp->rx_prod = prod; | |
4219 | ||
4220 | REG_WR16(bp, MB_RX_CID_ADDR + BNX2_L2CTX_HOST_BDIDX, prod); | |
4221 | ||
4222 | REG_WR(bp, MB_RX_CID_ADDR + BNX2_L2CTX_HOST_BSEQ, bp->rx_prod_bseq); | |
4223 | } | |
4224 | ||
13daffa2 MC |
4225 | static void |
4226 | bnx2_set_rx_ring_size(struct bnx2 *bp, u32 size) | |
4227 | { | |
4228 | u32 num_rings, max; | |
4229 | ||
4230 | bp->rx_ring_size = size; | |
4231 | num_rings = 1; | |
4232 | while (size > MAX_RX_DESC_CNT) { | |
4233 | size -= MAX_RX_DESC_CNT; | |
4234 | num_rings++; | |
4235 | } | |
4236 | /* round to next power of 2 */ | |
4237 | max = MAX_RX_RINGS; | |
4238 | while ((max & num_rings) == 0) | |
4239 | max >>= 1; | |
4240 | ||
4241 | if (num_rings != max) | |
4242 | max <<= 1; | |
4243 | ||
4244 | bp->rx_max_ring = max; | |
4245 | bp->rx_max_ring_idx = (bp->rx_max_ring * RX_DESC_CNT) - 1; | |
4246 | } | |
4247 | ||
b6016b76 MC |
4248 | static void |
4249 | bnx2_free_tx_skbs(struct bnx2 *bp) | |
4250 | { | |
4251 | int i; | |
4252 | ||
4253 | if (bp->tx_buf_ring == NULL) | |
4254 | return; | |
4255 | ||
4256 | for (i = 0; i < TX_DESC_CNT; ) { | |
4257 | struct sw_bd *tx_buf = &bp->tx_buf_ring[i]; | |
4258 | struct sk_buff *skb = tx_buf->skb; | |
4259 | int j, last; | |
4260 | ||
4261 | if (skb == NULL) { | |
4262 | i++; | |
4263 | continue; | |
4264 | } | |
4265 | ||
4266 | pci_unmap_single(bp->pdev, pci_unmap_addr(tx_buf, mapping), | |
4267 | skb_headlen(skb), PCI_DMA_TODEVICE); | |
4268 | ||
4269 | tx_buf->skb = NULL; | |
4270 | ||
4271 | last = skb_shinfo(skb)->nr_frags; | |
4272 | for (j = 0; j < last; j++) { | |
4273 | tx_buf = &bp->tx_buf_ring[i + j + 1]; | |
4274 | pci_unmap_page(bp->pdev, | |
4275 | pci_unmap_addr(tx_buf, mapping), | |
4276 | skb_shinfo(skb)->frags[j].size, | |
4277 | PCI_DMA_TODEVICE); | |
4278 | } | |
745720e5 | 4279 | dev_kfree_skb(skb); |
b6016b76 MC |
4280 | i += j + 1; |
4281 | } | |
4282 | ||
4283 | } | |
4284 | ||
4285 | static void | |
4286 | bnx2_free_rx_skbs(struct bnx2 *bp) | |
4287 | { | |
4288 | int i; | |
4289 | ||
4290 | if (bp->rx_buf_ring == NULL) | |
4291 | return; | |
4292 | ||
13daffa2 | 4293 | for (i = 0; i < bp->rx_max_ring_idx; i++) { |
b6016b76 MC |
4294 | struct sw_bd *rx_buf = &bp->rx_buf_ring[i]; |
4295 | struct sk_buff *skb = rx_buf->skb; | |
4296 | ||
05d0f1cf | 4297 | if (skb == NULL) |
b6016b76 MC |
4298 | continue; |
4299 | ||
4300 | pci_unmap_single(bp->pdev, pci_unmap_addr(rx_buf, mapping), | |
4301 | bp->rx_buf_use_size, PCI_DMA_FROMDEVICE); | |
4302 | ||
4303 | rx_buf->skb = NULL; | |
4304 | ||
745720e5 | 4305 | dev_kfree_skb(skb); |
b6016b76 MC |
4306 | } |
4307 | } | |
4308 | ||
4309 | static void | |
4310 | bnx2_free_skbs(struct bnx2 *bp) | |
4311 | { | |
4312 | bnx2_free_tx_skbs(bp); | |
4313 | bnx2_free_rx_skbs(bp); | |
4314 | } | |
4315 | ||
4316 | static int | |
4317 | bnx2_reset_nic(struct bnx2 *bp, u32 reset_code) | |
4318 | { | |
4319 | int rc; | |
4320 | ||
4321 | rc = bnx2_reset_chip(bp, reset_code); | |
4322 | bnx2_free_skbs(bp); | |
4323 | if (rc) | |
4324 | return rc; | |
4325 | ||
fba9fe91 MC |
4326 | if ((rc = bnx2_init_chip(bp)) != 0) |
4327 | return rc; | |
4328 | ||
b6016b76 MC |
4329 | bnx2_init_tx_ring(bp); |
4330 | bnx2_init_rx_ring(bp); | |
4331 | return 0; | |
4332 | } | |
4333 | ||
4334 | static int | |
4335 | bnx2_init_nic(struct bnx2 *bp) | |
4336 | { | |
4337 | int rc; | |
4338 | ||
4339 | if ((rc = bnx2_reset_nic(bp, BNX2_DRV_MSG_CODE_RESET)) != 0) | |
4340 | return rc; | |
4341 | ||
80be4434 | 4342 | spin_lock_bh(&bp->phy_lock); |
b6016b76 MC |
4343 | bnx2_init_phy(bp); |
4344 | bnx2_set_link(bp); | |
0d8a6571 | 4345 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
4346 | return 0; |
4347 | } | |
4348 | ||
4349 | static int | |
4350 | bnx2_test_registers(struct bnx2 *bp) | |
4351 | { | |
4352 | int ret; | |
5bae30c9 | 4353 | int i, is_5709; |
f71e1309 | 4354 | static const struct { |
b6016b76 MC |
4355 | u16 offset; |
4356 | u16 flags; | |
5bae30c9 | 4357 | #define BNX2_FL_NOT_5709 1 |
b6016b76 MC |
4358 | u32 rw_mask; |
4359 | u32 ro_mask; | |
4360 | } reg_tbl[] = { | |
4361 | { 0x006c, 0, 0x00000000, 0x0000003f }, | |
4362 | { 0x0090, 0, 0xffffffff, 0x00000000 }, | |
4363 | { 0x0094, 0, 0x00000000, 0x00000000 }, | |
4364 | ||
5bae30c9 MC |
4365 | { 0x0404, BNX2_FL_NOT_5709, 0x00003f00, 0x00000000 }, |
4366 | { 0x0418, BNX2_FL_NOT_5709, 0x00000000, 0xffffffff }, | |
4367 | { 0x041c, BNX2_FL_NOT_5709, 0x00000000, 0xffffffff }, | |
4368 | { 0x0420, BNX2_FL_NOT_5709, 0x00000000, 0x80ffffff }, | |
4369 | { 0x0424, BNX2_FL_NOT_5709, 0x00000000, 0x00000000 }, | |
4370 | { 0x0428, BNX2_FL_NOT_5709, 0x00000000, 0x00000001 }, | |
4371 | { 0x0450, BNX2_FL_NOT_5709, 0x00000000, 0x0000ffff }, | |
4372 | { 0x0454, BNX2_FL_NOT_5709, 0x00000000, 0xffffffff }, | |
4373 | { 0x0458, BNX2_FL_NOT_5709, 0x00000000, 0xffffffff }, | |
4374 | ||
4375 | { 0x0808, BNX2_FL_NOT_5709, 0x00000000, 0xffffffff }, | |
4376 | { 0x0854, BNX2_FL_NOT_5709, 0x00000000, 0xffffffff }, | |
4377 | { 0x0868, BNX2_FL_NOT_5709, 0x00000000, 0x77777777 }, | |
4378 | { 0x086c, BNX2_FL_NOT_5709, 0x00000000, 0x77777777 }, | |
4379 | { 0x0870, BNX2_FL_NOT_5709, 0x00000000, 0x77777777 }, | |
4380 | { 0x0874, BNX2_FL_NOT_5709, 0x00000000, 0x77777777 }, | |
4381 | ||
4382 | { 0x0c00, BNX2_FL_NOT_5709, 0x00000000, 0x00000001 }, | |
4383 | { 0x0c04, BNX2_FL_NOT_5709, 0x00000000, 0x03ff0001 }, | |
4384 | { 0x0c08, BNX2_FL_NOT_5709, 0x0f0ff073, 0x00000000 }, | |
b6016b76 MC |
4385 | |
4386 | { 0x1000, 0, 0x00000000, 0x00000001 }, | |
4387 | { 0x1004, 0, 0x00000000, 0x000f0001 }, | |
b6016b76 MC |
4388 | |
4389 | { 0x1408, 0, 0x01c00800, 0x00000000 }, | |
4390 | { 0x149c, 0, 0x8000ffff, 0x00000000 }, | |
4391 | { 0x14a8, 0, 0x00000000, 0x000001ff }, | |
5b0c76ad | 4392 | { 0x14ac, 0, 0x0fffffff, 0x10000000 }, |
b6016b76 MC |
4393 | { 0x14b0, 0, 0x00000002, 0x00000001 }, |
4394 | { 0x14b8, 0, 0x00000000, 0x00000000 }, | |
4395 | { 0x14c0, 0, 0x00000000, 0x00000009 }, | |
4396 | { 0x14c4, 0, 0x00003fff, 0x00000000 }, | |
4397 | { 0x14cc, 0, 0x00000000, 0x00000001 }, | |
4398 | { 0x14d0, 0, 0xffffffff, 0x00000000 }, | |
b6016b76 MC |
4399 | |
4400 | { 0x1800, 0, 0x00000000, 0x00000001 }, | |
4401 | { 0x1804, 0, 0x00000000, 0x00000003 }, | |
b6016b76 MC |
4402 | |
4403 | { 0x2800, 0, 0x00000000, 0x00000001 }, | |
4404 | { 0x2804, 0, 0x00000000, 0x00003f01 }, | |
4405 | { 0x2808, 0, 0x0f3f3f03, 0x00000000 }, | |
4406 | { 0x2810, 0, 0xffff0000, 0x00000000 }, | |
4407 | { 0x2814, 0, 0xffff0000, 0x00000000 }, | |
4408 | { 0x2818, 0, 0xffff0000, 0x00000000 }, | |
4409 | { 0x281c, 0, 0xffff0000, 0x00000000 }, | |
4410 | { 0x2834, 0, 0xffffffff, 0x00000000 }, | |
4411 | { 0x2840, 0, 0x00000000, 0xffffffff }, | |
4412 | { 0x2844, 0, 0x00000000, 0xffffffff }, | |
4413 | { 0x2848, 0, 0xffffffff, 0x00000000 }, | |
4414 | { 0x284c, 0, 0xf800f800, 0x07ff07ff }, | |
4415 | ||
4416 | { 0x2c00, 0, 0x00000000, 0x00000011 }, | |
4417 | { 0x2c04, 0, 0x00000000, 0x00030007 }, | |
4418 | ||
b6016b76 MC |
4419 | { 0x3c00, 0, 0x00000000, 0x00000001 }, |
4420 | { 0x3c04, 0, 0x00000000, 0x00070000 }, | |
4421 | { 0x3c08, 0, 0x00007f71, 0x07f00000 }, | |
4422 | { 0x3c0c, 0, 0x1f3ffffc, 0x00000000 }, | |
4423 | { 0x3c10, 0, 0xffffffff, 0x00000000 }, | |
4424 | { 0x3c14, 0, 0x00000000, 0xffffffff }, | |
4425 | { 0x3c18, 0, 0x00000000, 0xffffffff }, | |
4426 | { 0x3c1c, 0, 0xfffff000, 0x00000000 }, | |
4427 | { 0x3c20, 0, 0xffffff00, 0x00000000 }, | |
b6016b76 MC |
4428 | |
4429 | { 0x5004, 0, 0x00000000, 0x0000007f }, | |
4430 | { 0x5008, 0, 0x0f0007ff, 0x00000000 }, | |
b6016b76 | 4431 | |
b6016b76 MC |
4432 | { 0x5c00, 0, 0x00000000, 0x00000001 }, |
4433 | { 0x5c04, 0, 0x00000000, 0x0003000f }, | |
4434 | { 0x5c08, 0, 0x00000003, 0x00000000 }, | |
4435 | { 0x5c0c, 0, 0x0000fff8, 0x00000000 }, | |
4436 | { 0x5c10, 0, 0x00000000, 0xffffffff }, | |
4437 | { 0x5c80, 0, 0x00000000, 0x0f7113f1 }, | |
4438 | { 0x5c84, 0, 0x00000000, 0x0000f333 }, | |
4439 | { 0x5c88, 0, 0x00000000, 0x00077373 }, | |
4440 | { 0x5c8c, 0, 0x00000000, 0x0007f737 }, | |
4441 | ||
4442 | { 0x6808, 0, 0x0000ff7f, 0x00000000 }, | |
4443 | { 0x680c, 0, 0xffffffff, 0x00000000 }, | |
4444 | { 0x6810, 0, 0xffffffff, 0x00000000 }, | |
4445 | { 0x6814, 0, 0xffffffff, 0x00000000 }, | |
4446 | { 0x6818, 0, 0xffffffff, 0x00000000 }, | |
4447 | { 0x681c, 0, 0xffffffff, 0x00000000 }, | |
4448 | { 0x6820, 0, 0x00ff00ff, 0x00000000 }, | |
4449 | { 0x6824, 0, 0x00ff00ff, 0x00000000 }, | |
4450 | { 0x6828, 0, 0x00ff00ff, 0x00000000 }, | |
4451 | { 0x682c, 0, 0x03ff03ff, 0x00000000 }, | |
4452 | { 0x6830, 0, 0x03ff03ff, 0x00000000 }, | |
4453 | { 0x6834, 0, 0x03ff03ff, 0x00000000 }, | |
4454 | { 0x6838, 0, 0x03ff03ff, 0x00000000 }, | |
4455 | { 0x683c, 0, 0x0000ffff, 0x00000000 }, | |
4456 | { 0x6840, 0, 0x00000ff0, 0x00000000 }, | |
4457 | { 0x6844, 0, 0x00ffff00, 0x00000000 }, | |
4458 | { 0x684c, 0, 0xffffffff, 0x00000000 }, | |
4459 | { 0x6850, 0, 0x7f7f7f7f, 0x00000000 }, | |
4460 | { 0x6854, 0, 0x7f7f7f7f, 0x00000000 }, | |
4461 | { 0x6858, 0, 0x7f7f7f7f, 0x00000000 }, | |
4462 | { 0x685c, 0, 0x7f7f7f7f, 0x00000000 }, | |
4463 | { 0x6908, 0, 0x00000000, 0x0001ff0f }, | |
4464 | { 0x690c, 0, 0x00000000, 0x0ffe00f0 }, | |
4465 | ||
4466 | { 0xffff, 0, 0x00000000, 0x00000000 }, | |
4467 | }; | |
4468 | ||
4469 | ret = 0; | |
5bae30c9 MC |
4470 | is_5709 = 0; |
4471 | if (CHIP_NUM(bp) == CHIP_NUM_5709) | |
4472 | is_5709 = 1; | |
4473 | ||
b6016b76 MC |
4474 | for (i = 0; reg_tbl[i].offset != 0xffff; i++) { |
4475 | u32 offset, rw_mask, ro_mask, save_val, val; | |
5bae30c9 MC |
4476 | u16 flags = reg_tbl[i].flags; |
4477 | ||
4478 | if (is_5709 && (flags & BNX2_FL_NOT_5709)) | |
4479 | continue; | |
b6016b76 MC |
4480 | |
4481 | offset = (u32) reg_tbl[i].offset; | |
4482 | rw_mask = reg_tbl[i].rw_mask; | |
4483 | ro_mask = reg_tbl[i].ro_mask; | |
4484 | ||
14ab9b86 | 4485 | save_val = readl(bp->regview + offset); |
b6016b76 | 4486 | |
14ab9b86 | 4487 | writel(0, bp->regview + offset); |
b6016b76 | 4488 | |
14ab9b86 | 4489 | val = readl(bp->regview + offset); |
b6016b76 MC |
4490 | if ((val & rw_mask) != 0) { |
4491 | goto reg_test_err; | |
4492 | } | |
4493 | ||
4494 | if ((val & ro_mask) != (save_val & ro_mask)) { | |
4495 | goto reg_test_err; | |
4496 | } | |
4497 | ||
14ab9b86 | 4498 | writel(0xffffffff, bp->regview + offset); |
b6016b76 | 4499 | |
14ab9b86 | 4500 | val = readl(bp->regview + offset); |
b6016b76 MC |
4501 | if ((val & rw_mask) != rw_mask) { |
4502 | goto reg_test_err; | |
4503 | } | |
4504 | ||
4505 | if ((val & ro_mask) != (save_val & ro_mask)) { | |
4506 | goto reg_test_err; | |
4507 | } | |
4508 | ||
14ab9b86 | 4509 | writel(save_val, bp->regview + offset); |
b6016b76 MC |
4510 | continue; |
4511 | ||
4512 | reg_test_err: | |
14ab9b86 | 4513 | writel(save_val, bp->regview + offset); |
b6016b76 MC |
4514 | ret = -ENODEV; |
4515 | break; | |
4516 | } | |
4517 | return ret; | |
4518 | } | |
4519 | ||
4520 | static int | |
4521 | bnx2_do_mem_test(struct bnx2 *bp, u32 start, u32 size) | |
4522 | { | |
f71e1309 | 4523 | static const u32 test_pattern[] = { 0x00000000, 0xffffffff, 0x55555555, |
b6016b76 MC |
4524 | 0xaaaaaaaa , 0xaa55aa55, 0x55aa55aa }; |
4525 | int i; | |
4526 | ||
4527 | for (i = 0; i < sizeof(test_pattern) / 4; i++) { | |
4528 | u32 offset; | |
4529 | ||
4530 | for (offset = 0; offset < size; offset += 4) { | |
4531 | ||
4532 | REG_WR_IND(bp, start + offset, test_pattern[i]); | |
4533 | ||
4534 | if (REG_RD_IND(bp, start + offset) != | |
4535 | test_pattern[i]) { | |
4536 | return -ENODEV; | |
4537 | } | |
4538 | } | |
4539 | } | |
4540 | return 0; | |
4541 | } | |
4542 | ||
4543 | static int | |
4544 | bnx2_test_memory(struct bnx2 *bp) | |
4545 | { | |
4546 | int ret = 0; | |
4547 | int i; | |
5bae30c9 | 4548 | static struct mem_entry { |
b6016b76 MC |
4549 | u32 offset; |
4550 | u32 len; | |
5bae30c9 | 4551 | } mem_tbl_5706[] = { |
b6016b76 | 4552 | { 0x60000, 0x4000 }, |
5b0c76ad | 4553 | { 0xa0000, 0x3000 }, |
b6016b76 MC |
4554 | { 0xe0000, 0x4000 }, |
4555 | { 0x120000, 0x4000 }, | |
4556 | { 0x1a0000, 0x4000 }, | |
4557 | { 0x160000, 0x4000 }, | |
4558 | { 0xffffffff, 0 }, | |
5bae30c9 MC |
4559 | }, |
4560 | mem_tbl_5709[] = { | |
4561 | { 0x60000, 0x4000 }, | |
4562 | { 0xa0000, 0x3000 }, | |
4563 | { 0xe0000, 0x4000 }, | |
4564 | { 0x120000, 0x4000 }, | |
4565 | { 0x1a0000, 0x4000 }, | |
4566 | { 0xffffffff, 0 }, | |
b6016b76 | 4567 | }; |
5bae30c9 MC |
4568 | struct mem_entry *mem_tbl; |
4569 | ||
4570 | if (CHIP_NUM(bp) == CHIP_NUM_5709) | |
4571 | mem_tbl = mem_tbl_5709; | |
4572 | else | |
4573 | mem_tbl = mem_tbl_5706; | |
b6016b76 MC |
4574 | |
4575 | for (i = 0; mem_tbl[i].offset != 0xffffffff; i++) { | |
4576 | if ((ret = bnx2_do_mem_test(bp, mem_tbl[i].offset, | |
4577 | mem_tbl[i].len)) != 0) { | |
4578 | return ret; | |
4579 | } | |
4580 | } | |
6aa20a22 | 4581 | |
b6016b76 MC |
4582 | return ret; |
4583 | } | |
4584 | ||
bc5a0690 MC |
4585 | #define BNX2_MAC_LOOPBACK 0 |
4586 | #define BNX2_PHY_LOOPBACK 1 | |
4587 | ||
b6016b76 | 4588 | static int |
bc5a0690 | 4589 | bnx2_run_loopback(struct bnx2 *bp, int loopback_mode) |
b6016b76 MC |
4590 | { |
4591 | unsigned int pkt_size, num_pkts, i; | |
4592 | struct sk_buff *skb, *rx_skb; | |
4593 | unsigned char *packet; | |
bc5a0690 | 4594 | u16 rx_start_idx, rx_idx; |
b6016b76 MC |
4595 | dma_addr_t map; |
4596 | struct tx_bd *txbd; | |
4597 | struct sw_bd *rx_buf; | |
4598 | struct l2_fhdr *rx_hdr; | |
4599 | int ret = -ENODEV; | |
4600 | ||
bc5a0690 MC |
4601 | if (loopback_mode == BNX2_MAC_LOOPBACK) { |
4602 | bp->loopback = MAC_LOOPBACK; | |
4603 | bnx2_set_mac_loopback(bp); | |
4604 | } | |
4605 | else if (loopback_mode == BNX2_PHY_LOOPBACK) { | |
489310a4 MC |
4606 | if (bp->phy_flags & REMOTE_PHY_CAP_FLAG) |
4607 | return 0; | |
4608 | ||
80be4434 | 4609 | bp->loopback = PHY_LOOPBACK; |
bc5a0690 MC |
4610 | bnx2_set_phy_loopback(bp); |
4611 | } | |
4612 | else | |
4613 | return -EINVAL; | |
b6016b76 MC |
4614 | |
4615 | pkt_size = 1514; | |
932f3772 | 4616 | skb = netdev_alloc_skb(bp->dev, pkt_size); |
b6cbc3b6 JL |
4617 | if (!skb) |
4618 | return -ENOMEM; | |
b6016b76 | 4619 | packet = skb_put(skb, pkt_size); |
6634292b | 4620 | memcpy(packet, bp->dev->dev_addr, 6); |
b6016b76 MC |
4621 | memset(packet + 6, 0x0, 8); |
4622 | for (i = 14; i < pkt_size; i++) | |
4623 | packet[i] = (unsigned char) (i & 0xff); | |
4624 | ||
4625 | map = pci_map_single(bp->pdev, skb->data, pkt_size, | |
4626 | PCI_DMA_TODEVICE); | |
4627 | ||
bf5295bb MC |
4628 | REG_WR(bp, BNX2_HC_COMMAND, |
4629 | bp->hc_cmd | BNX2_HC_COMMAND_COAL_NOW_WO_INT); | |
4630 | ||
b6016b76 MC |
4631 | REG_RD(bp, BNX2_HC_COMMAND); |
4632 | ||
4633 | udelay(5); | |
4634 | rx_start_idx = bp->status_blk->status_rx_quick_consumer_index0; | |
4635 | ||
b6016b76 MC |
4636 | num_pkts = 0; |
4637 | ||
bc5a0690 | 4638 | txbd = &bp->tx_desc_ring[TX_RING_IDX(bp->tx_prod)]; |
b6016b76 MC |
4639 | |
4640 | txbd->tx_bd_haddr_hi = (u64) map >> 32; | |
4641 | txbd->tx_bd_haddr_lo = (u64) map & 0xffffffff; | |
4642 | txbd->tx_bd_mss_nbytes = pkt_size; | |
4643 | txbd->tx_bd_vlan_tag_flags = TX_BD_FLAGS_START | TX_BD_FLAGS_END; | |
4644 | ||
4645 | num_pkts++; | |
bc5a0690 MC |
4646 | bp->tx_prod = NEXT_TX_BD(bp->tx_prod); |
4647 | bp->tx_prod_bseq += pkt_size; | |
b6016b76 | 4648 | |
234754d5 MC |
4649 | REG_WR16(bp, bp->tx_bidx_addr, bp->tx_prod); |
4650 | REG_WR(bp, bp->tx_bseq_addr, bp->tx_prod_bseq); | |
b6016b76 MC |
4651 | |
4652 | udelay(100); | |
4653 | ||
bf5295bb MC |
4654 | REG_WR(bp, BNX2_HC_COMMAND, |
4655 | bp->hc_cmd | BNX2_HC_COMMAND_COAL_NOW_WO_INT); | |
4656 | ||
b6016b76 MC |
4657 | REG_RD(bp, BNX2_HC_COMMAND); |
4658 | ||
4659 | udelay(5); | |
4660 | ||
4661 | pci_unmap_single(bp->pdev, map, pkt_size, PCI_DMA_TODEVICE); | |
745720e5 | 4662 | dev_kfree_skb(skb); |
b6016b76 | 4663 | |
bc5a0690 | 4664 | if (bp->status_blk->status_tx_quick_consumer_index0 != bp->tx_prod) { |
b6016b76 MC |
4665 | goto loopback_test_done; |
4666 | } | |
4667 | ||
4668 | rx_idx = bp->status_blk->status_rx_quick_consumer_index0; | |
4669 | if (rx_idx != rx_start_idx + num_pkts) { | |
4670 | goto loopback_test_done; | |
4671 | } | |
4672 | ||
4673 | rx_buf = &bp->rx_buf_ring[rx_start_idx]; | |
4674 | rx_skb = rx_buf->skb; | |
4675 | ||
4676 | rx_hdr = (struct l2_fhdr *) rx_skb->data; | |
4677 | skb_reserve(rx_skb, bp->rx_offset); | |
4678 | ||
4679 | pci_dma_sync_single_for_cpu(bp->pdev, | |
4680 | pci_unmap_addr(rx_buf, mapping), | |
4681 | bp->rx_buf_size, PCI_DMA_FROMDEVICE); | |
4682 | ||
ade2bfe7 | 4683 | if (rx_hdr->l2_fhdr_status & |
b6016b76 MC |
4684 | (L2_FHDR_ERRORS_BAD_CRC | |
4685 | L2_FHDR_ERRORS_PHY_DECODE | | |
4686 | L2_FHDR_ERRORS_ALIGNMENT | | |
4687 | L2_FHDR_ERRORS_TOO_SHORT | | |
4688 | L2_FHDR_ERRORS_GIANT_FRAME)) { | |
4689 | ||
4690 | goto loopback_test_done; | |
4691 | } | |
4692 | ||
4693 | if ((rx_hdr->l2_fhdr_pkt_len - 4) != pkt_size) { | |
4694 | goto loopback_test_done; | |
4695 | } | |
4696 | ||
4697 | for (i = 14; i < pkt_size; i++) { | |
4698 | if (*(rx_skb->data + i) != (unsigned char) (i & 0xff)) { | |
4699 | goto loopback_test_done; | |
4700 | } | |
4701 | } | |
4702 | ||
4703 | ret = 0; | |
4704 | ||
4705 | loopback_test_done: | |
4706 | bp->loopback = 0; | |
4707 | return ret; | |
4708 | } | |
4709 | ||
bc5a0690 MC |
4710 | #define BNX2_MAC_LOOPBACK_FAILED 1 |
4711 | #define BNX2_PHY_LOOPBACK_FAILED 2 | |
4712 | #define BNX2_LOOPBACK_FAILED (BNX2_MAC_LOOPBACK_FAILED | \ | |
4713 | BNX2_PHY_LOOPBACK_FAILED) | |
4714 | ||
4715 | static int | |
4716 | bnx2_test_loopback(struct bnx2 *bp) | |
4717 | { | |
4718 | int rc = 0; | |
4719 | ||
4720 | if (!netif_running(bp->dev)) | |
4721 | return BNX2_LOOPBACK_FAILED; | |
4722 | ||
4723 | bnx2_reset_nic(bp, BNX2_DRV_MSG_CODE_RESET); | |
4724 | spin_lock_bh(&bp->phy_lock); | |
4725 | bnx2_init_phy(bp); | |
4726 | spin_unlock_bh(&bp->phy_lock); | |
4727 | if (bnx2_run_loopback(bp, BNX2_MAC_LOOPBACK)) | |
4728 | rc |= BNX2_MAC_LOOPBACK_FAILED; | |
4729 | if (bnx2_run_loopback(bp, BNX2_PHY_LOOPBACK)) | |
4730 | rc |= BNX2_PHY_LOOPBACK_FAILED; | |
4731 | return rc; | |
4732 | } | |
4733 | ||
b6016b76 MC |
4734 | #define NVRAM_SIZE 0x200 |
4735 | #define CRC32_RESIDUAL 0xdebb20e3 | |
4736 | ||
4737 | static int | |
4738 | bnx2_test_nvram(struct bnx2 *bp) | |
4739 | { | |
4740 | u32 buf[NVRAM_SIZE / 4]; | |
4741 | u8 *data = (u8 *) buf; | |
4742 | int rc = 0; | |
4743 | u32 magic, csum; | |
4744 | ||
4745 | if ((rc = bnx2_nvram_read(bp, 0, data, 4)) != 0) | |
4746 | goto test_nvram_done; | |
4747 | ||
4748 | magic = be32_to_cpu(buf[0]); | |
4749 | if (magic != 0x669955aa) { | |
4750 | rc = -ENODEV; | |
4751 | goto test_nvram_done; | |
4752 | } | |
4753 | ||
4754 | if ((rc = bnx2_nvram_read(bp, 0x100, data, NVRAM_SIZE)) != 0) | |
4755 | goto test_nvram_done; | |
4756 | ||
4757 | csum = ether_crc_le(0x100, data); | |
4758 | if (csum != CRC32_RESIDUAL) { | |
4759 | rc = -ENODEV; | |
4760 | goto test_nvram_done; | |
4761 | } | |
4762 | ||
4763 | csum = ether_crc_le(0x100, data + 0x100); | |
4764 | if (csum != CRC32_RESIDUAL) { | |
4765 | rc = -ENODEV; | |
4766 | } | |
4767 | ||
4768 | test_nvram_done: | |
4769 | return rc; | |
4770 | } | |
4771 | ||
4772 | static int | |
4773 | bnx2_test_link(struct bnx2 *bp) | |
4774 | { | |
4775 | u32 bmsr; | |
4776 | ||
489310a4 MC |
4777 | if (bp->phy_flags & REMOTE_PHY_CAP_FLAG) { |
4778 | if (bp->link_up) | |
4779 | return 0; | |
4780 | return -ENODEV; | |
4781 | } | |
c770a65c | 4782 | spin_lock_bh(&bp->phy_lock); |
27a005b8 MC |
4783 | bnx2_enable_bmsr1(bp); |
4784 | bnx2_read_phy(bp, bp->mii_bmsr1, &bmsr); | |
4785 | bnx2_read_phy(bp, bp->mii_bmsr1, &bmsr); | |
4786 | bnx2_disable_bmsr1(bp); | |
c770a65c | 4787 | spin_unlock_bh(&bp->phy_lock); |
6aa20a22 | 4788 | |
b6016b76 MC |
4789 | if (bmsr & BMSR_LSTATUS) { |
4790 | return 0; | |
4791 | } | |
4792 | return -ENODEV; | |
4793 | } | |
4794 | ||
4795 | static int | |
4796 | bnx2_test_intr(struct bnx2 *bp) | |
4797 | { | |
4798 | int i; | |
b6016b76 MC |
4799 | u16 status_idx; |
4800 | ||
4801 | if (!netif_running(bp->dev)) | |
4802 | return -ENODEV; | |
4803 | ||
4804 | status_idx = REG_RD(bp, BNX2_PCICFG_INT_ACK_CMD) & 0xffff; | |
4805 | ||
4806 | /* This register is not touched during run-time. */ | |
bf5295bb | 4807 | REG_WR(bp, BNX2_HC_COMMAND, bp->hc_cmd | BNX2_HC_COMMAND_COAL_NOW); |
b6016b76 MC |
4808 | REG_RD(bp, BNX2_HC_COMMAND); |
4809 | ||
4810 | for (i = 0; i < 10; i++) { | |
4811 | if ((REG_RD(bp, BNX2_PCICFG_INT_ACK_CMD) & 0xffff) != | |
4812 | status_idx) { | |
4813 | ||
4814 | break; | |
4815 | } | |
4816 | ||
4817 | msleep_interruptible(10); | |
4818 | } | |
4819 | if (i < 10) | |
4820 | return 0; | |
4821 | ||
4822 | return -ENODEV; | |
4823 | } | |
4824 | ||
4825 | static void | |
48b01e2d | 4826 | bnx2_5706_serdes_timer(struct bnx2 *bp) |
b6016b76 | 4827 | { |
48b01e2d MC |
4828 | spin_lock(&bp->phy_lock); |
4829 | if (bp->serdes_an_pending) | |
4830 | bp->serdes_an_pending--; | |
4831 | else if ((bp->link_up == 0) && (bp->autoneg & AUTONEG_SPEED)) { | |
4832 | u32 bmcr; | |
b6016b76 | 4833 | |
48b01e2d | 4834 | bp->current_interval = bp->timer_interval; |
cd339a0e | 4835 | |
ca58c3af | 4836 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
b6016b76 | 4837 | |
48b01e2d MC |
4838 | if (bmcr & BMCR_ANENABLE) { |
4839 | u32 phy1, phy2; | |
b6016b76 | 4840 | |
48b01e2d MC |
4841 | bnx2_write_phy(bp, 0x1c, 0x7c00); |
4842 | bnx2_read_phy(bp, 0x1c, &phy1); | |
cea94db9 | 4843 | |
48b01e2d MC |
4844 | bnx2_write_phy(bp, 0x17, 0x0f01); |
4845 | bnx2_read_phy(bp, 0x15, &phy2); | |
4846 | bnx2_write_phy(bp, 0x17, 0x0f01); | |
4847 | bnx2_read_phy(bp, 0x15, &phy2); | |
b6016b76 | 4848 | |
48b01e2d MC |
4849 | if ((phy1 & 0x10) && /* SIGNAL DETECT */ |
4850 | !(phy2 & 0x20)) { /* no CONFIG */ | |
4851 | ||
4852 | bmcr &= ~BMCR_ANENABLE; | |
4853 | bmcr |= BMCR_SPEED1000 | BMCR_FULLDPLX; | |
ca58c3af | 4854 | bnx2_write_phy(bp, bp->mii_bmcr, bmcr); |
48b01e2d MC |
4855 | bp->phy_flags |= PHY_PARALLEL_DETECT_FLAG; |
4856 | } | |
b6016b76 | 4857 | } |
48b01e2d MC |
4858 | } |
4859 | else if ((bp->link_up) && (bp->autoneg & AUTONEG_SPEED) && | |
4860 | (bp->phy_flags & PHY_PARALLEL_DETECT_FLAG)) { | |
4861 | u32 phy2; | |
b6016b76 | 4862 | |
48b01e2d MC |
4863 | bnx2_write_phy(bp, 0x17, 0x0f01); |
4864 | bnx2_read_phy(bp, 0x15, &phy2); | |
4865 | if (phy2 & 0x20) { | |
4866 | u32 bmcr; | |
cd339a0e | 4867 | |
ca58c3af | 4868 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
48b01e2d | 4869 | bmcr |= BMCR_ANENABLE; |
ca58c3af | 4870 | bnx2_write_phy(bp, bp->mii_bmcr, bmcr); |
b6016b76 | 4871 | |
48b01e2d MC |
4872 | bp->phy_flags &= ~PHY_PARALLEL_DETECT_FLAG; |
4873 | } | |
4874 | } else | |
4875 | bp->current_interval = bp->timer_interval; | |
b6016b76 | 4876 | |
48b01e2d MC |
4877 | spin_unlock(&bp->phy_lock); |
4878 | } | |
b6016b76 | 4879 | |
f8dd064e MC |
4880 | static void |
4881 | bnx2_5708_serdes_timer(struct bnx2 *bp) | |
4882 | { | |
0d8a6571 MC |
4883 | if (bp->phy_flags & REMOTE_PHY_CAP_FLAG) |
4884 | return; | |
4885 | ||
f8dd064e MC |
4886 | if ((bp->phy_flags & PHY_2_5G_CAPABLE_FLAG) == 0) { |
4887 | bp->serdes_an_pending = 0; | |
4888 | return; | |
4889 | } | |
b6016b76 | 4890 | |
f8dd064e MC |
4891 | spin_lock(&bp->phy_lock); |
4892 | if (bp->serdes_an_pending) | |
4893 | bp->serdes_an_pending--; | |
4894 | else if ((bp->link_up == 0) && (bp->autoneg & AUTONEG_SPEED)) { | |
4895 | u32 bmcr; | |
b6016b76 | 4896 | |
ca58c3af | 4897 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
f8dd064e | 4898 | if (bmcr & BMCR_ANENABLE) { |
605a9e20 | 4899 | bnx2_enable_forced_2g5(bp); |
f8dd064e MC |
4900 | bp->current_interval = SERDES_FORCED_TIMEOUT; |
4901 | } else { | |
605a9e20 | 4902 | bnx2_disable_forced_2g5(bp); |
f8dd064e MC |
4903 | bp->serdes_an_pending = 2; |
4904 | bp->current_interval = bp->timer_interval; | |
b6016b76 | 4905 | } |
b6016b76 | 4906 | |
f8dd064e MC |
4907 | } else |
4908 | bp->current_interval = bp->timer_interval; | |
b6016b76 | 4909 | |
f8dd064e MC |
4910 | spin_unlock(&bp->phy_lock); |
4911 | } | |
4912 | ||
48b01e2d MC |
4913 | static void |
4914 | bnx2_timer(unsigned long data) | |
4915 | { | |
4916 | struct bnx2 *bp = (struct bnx2 *) data; | |
b6016b76 | 4917 | |
48b01e2d MC |
4918 | if (!netif_running(bp->dev)) |
4919 | return; | |
b6016b76 | 4920 | |
48b01e2d MC |
4921 | if (atomic_read(&bp->intr_sem) != 0) |
4922 | goto bnx2_restart_timer; | |
b6016b76 | 4923 | |
df149d70 | 4924 | bnx2_send_heart_beat(bp); |
b6016b76 | 4925 | |
48b01e2d | 4926 | bp->stats_blk->stat_FwRxDrop = REG_RD_IND(bp, BNX2_FW_RX_DROP_COUNT); |
b6016b76 | 4927 | |
02537b06 MC |
4928 | /* workaround occasional corrupted counters */ |
4929 | if (CHIP_NUM(bp) == CHIP_NUM_5708 && bp->stats_ticks) | |
4930 | REG_WR(bp, BNX2_HC_COMMAND, bp->hc_cmd | | |
4931 | BNX2_HC_COMMAND_STATS_NOW); | |
4932 | ||
f8dd064e MC |
4933 | if (bp->phy_flags & PHY_SERDES_FLAG) { |
4934 | if (CHIP_NUM(bp) == CHIP_NUM_5706) | |
4935 | bnx2_5706_serdes_timer(bp); | |
27a005b8 | 4936 | else |
f8dd064e | 4937 | bnx2_5708_serdes_timer(bp); |
b6016b76 MC |
4938 | } |
4939 | ||
4940 | bnx2_restart_timer: | |
cd339a0e | 4941 | mod_timer(&bp->timer, jiffies + bp->current_interval); |
b6016b76 MC |
4942 | } |
4943 | ||
8e6a72c4 MC |
4944 | static int |
4945 | bnx2_request_irq(struct bnx2 *bp) | |
4946 | { | |
4947 | struct net_device *dev = bp->dev; | |
4948 | int rc = 0; | |
4949 | ||
4950 | if (bp->flags & USING_MSI_FLAG) { | |
4951 | irq_handler_t fn = bnx2_msi; | |
4952 | ||
4953 | if (bp->flags & ONE_SHOT_MSI_FLAG) | |
4954 | fn = bnx2_msi_1shot; | |
4955 | ||
4956 | rc = request_irq(bp->pdev->irq, fn, 0, dev->name, dev); | |
4957 | } else | |
4958 | rc = request_irq(bp->pdev->irq, bnx2_interrupt, | |
4959 | IRQF_SHARED, dev->name, dev); | |
4960 | return rc; | |
4961 | } | |
4962 | ||
4963 | static void | |
4964 | bnx2_free_irq(struct bnx2 *bp) | |
4965 | { | |
4966 | struct net_device *dev = bp->dev; | |
4967 | ||
4968 | if (bp->flags & USING_MSI_FLAG) { | |
4969 | free_irq(bp->pdev->irq, dev); | |
4970 | pci_disable_msi(bp->pdev); | |
4971 | bp->flags &= ~(USING_MSI_FLAG | ONE_SHOT_MSI_FLAG); | |
4972 | } else | |
4973 | free_irq(bp->pdev->irq, dev); | |
4974 | } | |
4975 | ||
b6016b76 MC |
4976 | /* Called with rtnl_lock */ |
4977 | static int | |
4978 | bnx2_open(struct net_device *dev) | |
4979 | { | |
972ec0d4 | 4980 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
4981 | int rc; |
4982 | ||
1b2f922f MC |
4983 | netif_carrier_off(dev); |
4984 | ||
829ca9a3 | 4985 | bnx2_set_power_state(bp, PCI_D0); |
b6016b76 MC |
4986 | bnx2_disable_int(bp); |
4987 | ||
4988 | rc = bnx2_alloc_mem(bp); | |
4989 | if (rc) | |
4990 | return rc; | |
4991 | ||
bea3348e SH |
4992 | napi_enable(&bp->napi); |
4993 | ||
8e6a72c4 | 4994 | if ((bp->flags & MSI_CAP_FLAG) && !disable_msi) { |
b6016b76 MC |
4995 | if (pci_enable_msi(bp->pdev) == 0) { |
4996 | bp->flags |= USING_MSI_FLAG; | |
8e6a72c4 MC |
4997 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
4998 | bp->flags |= ONE_SHOT_MSI_FLAG; | |
b6016b76 | 4999 | } |
b6016b76 | 5000 | } |
8e6a72c4 MC |
5001 | rc = bnx2_request_irq(bp); |
5002 | ||
b6016b76 | 5003 | if (rc) { |
bea3348e | 5004 | napi_disable(&bp->napi); |
b6016b76 MC |
5005 | bnx2_free_mem(bp); |
5006 | return rc; | |
5007 | } | |
5008 | ||
5009 | rc = bnx2_init_nic(bp); | |
5010 | ||
5011 | if (rc) { | |
bea3348e | 5012 | napi_disable(&bp->napi); |
8e6a72c4 | 5013 | bnx2_free_irq(bp); |
b6016b76 MC |
5014 | bnx2_free_skbs(bp); |
5015 | bnx2_free_mem(bp); | |
5016 | return rc; | |
5017 | } | |
6aa20a22 | 5018 | |
cd339a0e | 5019 | mod_timer(&bp->timer, jiffies + bp->current_interval); |
b6016b76 MC |
5020 | |
5021 | atomic_set(&bp->intr_sem, 0); | |
5022 | ||
5023 | bnx2_enable_int(bp); | |
5024 | ||
5025 | if (bp->flags & USING_MSI_FLAG) { | |
5026 | /* Test MSI to make sure it is working | |
5027 | * If MSI test fails, go back to INTx mode | |
5028 | */ | |
5029 | if (bnx2_test_intr(bp) != 0) { | |
5030 | printk(KERN_WARNING PFX "%s: No interrupt was generated" | |
5031 | " using MSI, switching to INTx mode. Please" | |
5032 | " report this failure to the PCI maintainer" | |
5033 | " and include system chipset information.\n", | |
5034 | bp->dev->name); | |
5035 | ||
5036 | bnx2_disable_int(bp); | |
8e6a72c4 | 5037 | bnx2_free_irq(bp); |
b6016b76 MC |
5038 | |
5039 | rc = bnx2_init_nic(bp); | |
5040 | ||
8e6a72c4 MC |
5041 | if (!rc) |
5042 | rc = bnx2_request_irq(bp); | |
5043 | ||
b6016b76 | 5044 | if (rc) { |
bea3348e | 5045 | napi_disable(&bp->napi); |
b6016b76 MC |
5046 | bnx2_free_skbs(bp); |
5047 | bnx2_free_mem(bp); | |
5048 | del_timer_sync(&bp->timer); | |
5049 | return rc; | |
5050 | } | |
5051 | bnx2_enable_int(bp); | |
5052 | } | |
5053 | } | |
5054 | if (bp->flags & USING_MSI_FLAG) { | |
5055 | printk(KERN_INFO PFX "%s: using MSI\n", dev->name); | |
5056 | } | |
5057 | ||
5058 | netif_start_queue(dev); | |
5059 | ||
5060 | return 0; | |
5061 | } | |
5062 | ||
5063 | static void | |
c4028958 | 5064 | bnx2_reset_task(struct work_struct *work) |
b6016b76 | 5065 | { |
c4028958 | 5066 | struct bnx2 *bp = container_of(work, struct bnx2, reset_task); |
b6016b76 | 5067 | |
afdc08b9 MC |
5068 | if (!netif_running(bp->dev)) |
5069 | return; | |
5070 | ||
5071 | bp->in_reset_task = 1; | |
b6016b76 MC |
5072 | bnx2_netif_stop(bp); |
5073 | ||
5074 | bnx2_init_nic(bp); | |
5075 | ||
5076 | atomic_set(&bp->intr_sem, 1); | |
5077 | bnx2_netif_start(bp); | |
afdc08b9 | 5078 | bp->in_reset_task = 0; |
b6016b76 MC |
5079 | } |
5080 | ||
5081 | static void | |
5082 | bnx2_tx_timeout(struct net_device *dev) | |
5083 | { | |
972ec0d4 | 5084 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5085 | |
5086 | /* This allows the netif to be shutdown gracefully before resetting */ | |
5087 | schedule_work(&bp->reset_task); | |
5088 | } | |
5089 | ||
5090 | #ifdef BCM_VLAN | |
5091 | /* Called with rtnl_lock */ | |
5092 | static void | |
5093 | bnx2_vlan_rx_register(struct net_device *dev, struct vlan_group *vlgrp) | |
5094 | { | |
972ec0d4 | 5095 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5096 | |
5097 | bnx2_netif_stop(bp); | |
5098 | ||
5099 | bp->vlgrp = vlgrp; | |
5100 | bnx2_set_rx_mode(dev); | |
5101 | ||
5102 | bnx2_netif_start(bp); | |
5103 | } | |
b6016b76 MC |
5104 | #endif |
5105 | ||
932ff279 | 5106 | /* Called with netif_tx_lock. |
2f8af120 MC |
5107 | * bnx2_tx_int() runs without netif_tx_lock unless it needs to call |
5108 | * netif_wake_queue(). | |
b6016b76 MC |
5109 | */ |
5110 | static int | |
5111 | bnx2_start_xmit(struct sk_buff *skb, struct net_device *dev) | |
5112 | { | |
972ec0d4 | 5113 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5114 | dma_addr_t mapping; |
5115 | struct tx_bd *txbd; | |
5116 | struct sw_bd *tx_buf; | |
5117 | u32 len, vlan_tag_flags, last_frag, mss; | |
5118 | u16 prod, ring_prod; | |
5119 | int i; | |
5120 | ||
e89bbf10 | 5121 | if (unlikely(bnx2_tx_avail(bp) < (skb_shinfo(skb)->nr_frags + 1))) { |
b6016b76 MC |
5122 | netif_stop_queue(dev); |
5123 | printk(KERN_ERR PFX "%s: BUG! Tx ring full when queue awake!\n", | |
5124 | dev->name); | |
5125 | ||
5126 | return NETDEV_TX_BUSY; | |
5127 | } | |
5128 | len = skb_headlen(skb); | |
5129 | prod = bp->tx_prod; | |
5130 | ring_prod = TX_RING_IDX(prod); | |
5131 | ||
5132 | vlan_tag_flags = 0; | |
84fa7933 | 5133 | if (skb->ip_summed == CHECKSUM_PARTIAL) { |
b6016b76 MC |
5134 | vlan_tag_flags |= TX_BD_FLAGS_TCP_UDP_CKSUM; |
5135 | } | |
5136 | ||
5137 | if (bp->vlgrp != 0 && vlan_tx_tag_present(skb)) { | |
5138 | vlan_tag_flags |= | |
5139 | (TX_BD_FLAGS_VLAN_TAG | (vlan_tx_tag_get(skb) << 16)); | |
5140 | } | |
fde82055 | 5141 | if ((mss = skb_shinfo(skb)->gso_size)) { |
b6016b76 | 5142 | u32 tcp_opt_len, ip_tcp_len; |
eddc9ec5 | 5143 | struct iphdr *iph; |
b6016b76 | 5144 | |
b6016b76 MC |
5145 | vlan_tag_flags |= TX_BD_FLAGS_SW_LSO; |
5146 | ||
4666f87a MC |
5147 | tcp_opt_len = tcp_optlen(skb); |
5148 | ||
5149 | if (skb_shinfo(skb)->gso_type & SKB_GSO_TCPV6) { | |
5150 | u32 tcp_off = skb_transport_offset(skb) - | |
5151 | sizeof(struct ipv6hdr) - ETH_HLEN; | |
ab6a5bb6 | 5152 | |
4666f87a MC |
5153 | vlan_tag_flags |= ((tcp_opt_len >> 2) << 8) | |
5154 | TX_BD_FLAGS_SW_FLAGS; | |
5155 | if (likely(tcp_off == 0)) | |
5156 | vlan_tag_flags &= ~TX_BD_FLAGS_TCP6_OFF0_MSK; | |
5157 | else { | |
5158 | tcp_off >>= 3; | |
5159 | vlan_tag_flags |= ((tcp_off & 0x3) << | |
5160 | TX_BD_FLAGS_TCP6_OFF0_SHL) | | |
5161 | ((tcp_off & 0x10) << | |
5162 | TX_BD_FLAGS_TCP6_OFF4_SHL); | |
5163 | mss |= (tcp_off & 0xc) << TX_BD_TCP6_OFF2_SHL; | |
5164 | } | |
5165 | } else { | |
5166 | if (skb_header_cloned(skb) && | |
5167 | pskb_expand_head(skb, 0, 0, GFP_ATOMIC)) { | |
5168 | dev_kfree_skb(skb); | |
5169 | return NETDEV_TX_OK; | |
5170 | } | |
b6016b76 | 5171 | |
4666f87a MC |
5172 | ip_tcp_len = ip_hdrlen(skb) + sizeof(struct tcphdr); |
5173 | ||
5174 | iph = ip_hdr(skb); | |
5175 | iph->check = 0; | |
5176 | iph->tot_len = htons(mss + ip_tcp_len + tcp_opt_len); | |
5177 | tcp_hdr(skb)->check = ~csum_tcpudp_magic(iph->saddr, | |
5178 | iph->daddr, 0, | |
5179 | IPPROTO_TCP, | |
5180 | 0); | |
5181 | if (tcp_opt_len || (iph->ihl > 5)) { | |
5182 | vlan_tag_flags |= ((iph->ihl - 5) + | |
5183 | (tcp_opt_len >> 2)) << 8; | |
5184 | } | |
b6016b76 | 5185 | } |
4666f87a | 5186 | } else |
b6016b76 | 5187 | mss = 0; |
b6016b76 MC |
5188 | |
5189 | mapping = pci_map_single(bp->pdev, skb->data, len, PCI_DMA_TODEVICE); | |
6aa20a22 | 5190 | |
b6016b76 MC |
5191 | tx_buf = &bp->tx_buf_ring[ring_prod]; |
5192 | tx_buf->skb = skb; | |
5193 | pci_unmap_addr_set(tx_buf, mapping, mapping); | |
5194 | ||
5195 | txbd = &bp->tx_desc_ring[ring_prod]; | |
5196 | ||
5197 | txbd->tx_bd_haddr_hi = (u64) mapping >> 32; | |
5198 | txbd->tx_bd_haddr_lo = (u64) mapping & 0xffffffff; | |
5199 | txbd->tx_bd_mss_nbytes = len | (mss << 16); | |
5200 | txbd->tx_bd_vlan_tag_flags = vlan_tag_flags | TX_BD_FLAGS_START; | |
5201 | ||
5202 | last_frag = skb_shinfo(skb)->nr_frags; | |
5203 | ||
5204 | for (i = 0; i < last_frag; i++) { | |
5205 | skb_frag_t *frag = &skb_shinfo(skb)->frags[i]; | |
5206 | ||
5207 | prod = NEXT_TX_BD(prod); | |
5208 | ring_prod = TX_RING_IDX(prod); | |
5209 | txbd = &bp->tx_desc_ring[ring_prod]; | |
5210 | ||
5211 | len = frag->size; | |
5212 | mapping = pci_map_page(bp->pdev, frag->page, frag->page_offset, | |
5213 | len, PCI_DMA_TODEVICE); | |
5214 | pci_unmap_addr_set(&bp->tx_buf_ring[ring_prod], | |
5215 | mapping, mapping); | |
5216 | ||
5217 | txbd->tx_bd_haddr_hi = (u64) mapping >> 32; | |
5218 | txbd->tx_bd_haddr_lo = (u64) mapping & 0xffffffff; | |
5219 | txbd->tx_bd_mss_nbytes = len | (mss << 16); | |
5220 | txbd->tx_bd_vlan_tag_flags = vlan_tag_flags; | |
5221 | ||
5222 | } | |
5223 | txbd->tx_bd_vlan_tag_flags |= TX_BD_FLAGS_END; | |
5224 | ||
5225 | prod = NEXT_TX_BD(prod); | |
5226 | bp->tx_prod_bseq += skb->len; | |
5227 | ||
234754d5 MC |
5228 | REG_WR16(bp, bp->tx_bidx_addr, prod); |
5229 | REG_WR(bp, bp->tx_bseq_addr, bp->tx_prod_bseq); | |
b6016b76 MC |
5230 | |
5231 | mmiowb(); | |
5232 | ||
5233 | bp->tx_prod = prod; | |
5234 | dev->trans_start = jiffies; | |
5235 | ||
e89bbf10 | 5236 | if (unlikely(bnx2_tx_avail(bp) <= MAX_SKB_FRAGS)) { |
e89bbf10 | 5237 | netif_stop_queue(dev); |
2f8af120 | 5238 | if (bnx2_tx_avail(bp) > bp->tx_wake_thresh) |
e89bbf10 | 5239 | netif_wake_queue(dev); |
b6016b76 MC |
5240 | } |
5241 | ||
5242 | return NETDEV_TX_OK; | |
5243 | } | |
5244 | ||
5245 | /* Called with rtnl_lock */ | |
5246 | static int | |
5247 | bnx2_close(struct net_device *dev) | |
5248 | { | |
972ec0d4 | 5249 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5250 | u32 reset_code; |
5251 | ||
afdc08b9 MC |
5252 | /* Calling flush_scheduled_work() may deadlock because |
5253 | * linkwatch_event() may be on the workqueue and it will try to get | |
5254 | * the rtnl_lock which we are holding. | |
5255 | */ | |
5256 | while (bp->in_reset_task) | |
5257 | msleep(1); | |
5258 | ||
bea3348e SH |
5259 | bnx2_disable_int_sync(bp); |
5260 | napi_disable(&bp->napi); | |
b6016b76 | 5261 | del_timer_sync(&bp->timer); |
dda1e390 | 5262 | if (bp->flags & NO_WOL_FLAG) |
6c4f095e | 5263 | reset_code = BNX2_DRV_MSG_CODE_UNLOAD_LNK_DN; |
dda1e390 | 5264 | else if (bp->wol) |
b6016b76 MC |
5265 | reset_code = BNX2_DRV_MSG_CODE_SUSPEND_WOL; |
5266 | else | |
5267 | reset_code = BNX2_DRV_MSG_CODE_SUSPEND_NO_WOL; | |
5268 | bnx2_reset_chip(bp, reset_code); | |
8e6a72c4 | 5269 | bnx2_free_irq(bp); |
b6016b76 MC |
5270 | bnx2_free_skbs(bp); |
5271 | bnx2_free_mem(bp); | |
5272 | bp->link_up = 0; | |
5273 | netif_carrier_off(bp->dev); | |
829ca9a3 | 5274 | bnx2_set_power_state(bp, PCI_D3hot); |
b6016b76 MC |
5275 | return 0; |
5276 | } | |
5277 | ||
5278 | #define GET_NET_STATS64(ctr) \ | |
5279 | (unsigned long) ((unsigned long) (ctr##_hi) << 32) + \ | |
5280 | (unsigned long) (ctr##_lo) | |
5281 | ||
5282 | #define GET_NET_STATS32(ctr) \ | |
5283 | (ctr##_lo) | |
5284 | ||
5285 | #if (BITS_PER_LONG == 64) | |
5286 | #define GET_NET_STATS GET_NET_STATS64 | |
5287 | #else | |
5288 | #define GET_NET_STATS GET_NET_STATS32 | |
5289 | #endif | |
5290 | ||
5291 | static struct net_device_stats * | |
5292 | bnx2_get_stats(struct net_device *dev) | |
5293 | { | |
972ec0d4 | 5294 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5295 | struct statistics_block *stats_blk = bp->stats_blk; |
5296 | struct net_device_stats *net_stats = &bp->net_stats; | |
5297 | ||
5298 | if (bp->stats_blk == NULL) { | |
5299 | return net_stats; | |
5300 | } | |
5301 | net_stats->rx_packets = | |
5302 | GET_NET_STATS(stats_blk->stat_IfHCInUcastPkts) + | |
5303 | GET_NET_STATS(stats_blk->stat_IfHCInMulticastPkts) + | |
5304 | GET_NET_STATS(stats_blk->stat_IfHCInBroadcastPkts); | |
5305 | ||
5306 | net_stats->tx_packets = | |
5307 | GET_NET_STATS(stats_blk->stat_IfHCOutUcastPkts) + | |
5308 | GET_NET_STATS(stats_blk->stat_IfHCOutMulticastPkts) + | |
5309 | GET_NET_STATS(stats_blk->stat_IfHCOutBroadcastPkts); | |
5310 | ||
5311 | net_stats->rx_bytes = | |
5312 | GET_NET_STATS(stats_blk->stat_IfHCInOctets); | |
5313 | ||
5314 | net_stats->tx_bytes = | |
5315 | GET_NET_STATS(stats_blk->stat_IfHCOutOctets); | |
5316 | ||
6aa20a22 | 5317 | net_stats->multicast = |
b6016b76 MC |
5318 | GET_NET_STATS(stats_blk->stat_IfHCOutMulticastPkts); |
5319 | ||
6aa20a22 | 5320 | net_stats->collisions = |
b6016b76 MC |
5321 | (unsigned long) stats_blk->stat_EtherStatsCollisions; |
5322 | ||
6aa20a22 | 5323 | net_stats->rx_length_errors = |
b6016b76 MC |
5324 | (unsigned long) (stats_blk->stat_EtherStatsUndersizePkts + |
5325 | stats_blk->stat_EtherStatsOverrsizePkts); | |
5326 | ||
6aa20a22 | 5327 | net_stats->rx_over_errors = |
b6016b76 MC |
5328 | (unsigned long) stats_blk->stat_IfInMBUFDiscards; |
5329 | ||
6aa20a22 | 5330 | net_stats->rx_frame_errors = |
b6016b76 MC |
5331 | (unsigned long) stats_blk->stat_Dot3StatsAlignmentErrors; |
5332 | ||
6aa20a22 | 5333 | net_stats->rx_crc_errors = |
b6016b76 MC |
5334 | (unsigned long) stats_blk->stat_Dot3StatsFCSErrors; |
5335 | ||
5336 | net_stats->rx_errors = net_stats->rx_length_errors + | |
5337 | net_stats->rx_over_errors + net_stats->rx_frame_errors + | |
5338 | net_stats->rx_crc_errors; | |
5339 | ||
5340 | net_stats->tx_aborted_errors = | |
5341 | (unsigned long) (stats_blk->stat_Dot3StatsExcessiveCollisions + | |
5342 | stats_blk->stat_Dot3StatsLateCollisions); | |
5343 | ||
5b0c76ad MC |
5344 | if ((CHIP_NUM(bp) == CHIP_NUM_5706) || |
5345 | (CHIP_ID(bp) == CHIP_ID_5708_A0)) | |
b6016b76 MC |
5346 | net_stats->tx_carrier_errors = 0; |
5347 | else { | |
5348 | net_stats->tx_carrier_errors = | |
5349 | (unsigned long) | |
5350 | stats_blk->stat_Dot3StatsCarrierSenseErrors; | |
5351 | } | |
5352 | ||
5353 | net_stats->tx_errors = | |
6aa20a22 | 5354 | (unsigned long) |
b6016b76 MC |
5355 | stats_blk->stat_emac_tx_stat_dot3statsinternalmactransmiterrors |
5356 | + | |
5357 | net_stats->tx_aborted_errors + | |
5358 | net_stats->tx_carrier_errors; | |
5359 | ||
cea94db9 MC |
5360 | net_stats->rx_missed_errors = |
5361 | (unsigned long) (stats_blk->stat_IfInMBUFDiscards + | |
5362 | stats_blk->stat_FwRxDrop); | |
5363 | ||
b6016b76 MC |
5364 | return net_stats; |
5365 | } | |
5366 | ||
5367 | /* All ethtool functions called with rtnl_lock */ | |
5368 | ||
5369 | static int | |
5370 | bnx2_get_settings(struct net_device *dev, struct ethtool_cmd *cmd) | |
5371 | { | |
972ec0d4 | 5372 | struct bnx2 *bp = netdev_priv(dev); |
7b6b8347 | 5373 | int support_serdes = 0, support_copper = 0; |
b6016b76 MC |
5374 | |
5375 | cmd->supported = SUPPORTED_Autoneg; | |
7b6b8347 MC |
5376 | if (bp->phy_flags & REMOTE_PHY_CAP_FLAG) { |
5377 | support_serdes = 1; | |
5378 | support_copper = 1; | |
5379 | } else if (bp->phy_port == PORT_FIBRE) | |
5380 | support_serdes = 1; | |
5381 | else | |
5382 | support_copper = 1; | |
5383 | ||
5384 | if (support_serdes) { | |
b6016b76 MC |
5385 | cmd->supported |= SUPPORTED_1000baseT_Full | |
5386 | SUPPORTED_FIBRE; | |
605a9e20 MC |
5387 | if (bp->phy_flags & PHY_2_5G_CAPABLE_FLAG) |
5388 | cmd->supported |= SUPPORTED_2500baseX_Full; | |
b6016b76 | 5389 | |
b6016b76 | 5390 | } |
7b6b8347 | 5391 | if (support_copper) { |
b6016b76 MC |
5392 | cmd->supported |= SUPPORTED_10baseT_Half | |
5393 | SUPPORTED_10baseT_Full | | |
5394 | SUPPORTED_100baseT_Half | | |
5395 | SUPPORTED_100baseT_Full | | |
5396 | SUPPORTED_1000baseT_Full | | |
5397 | SUPPORTED_TP; | |
5398 | ||
b6016b76 MC |
5399 | } |
5400 | ||
7b6b8347 MC |
5401 | spin_lock_bh(&bp->phy_lock); |
5402 | cmd->port = bp->phy_port; | |
b6016b76 MC |
5403 | cmd->advertising = bp->advertising; |
5404 | ||
5405 | if (bp->autoneg & AUTONEG_SPEED) { | |
5406 | cmd->autoneg = AUTONEG_ENABLE; | |
5407 | } | |
5408 | else { | |
5409 | cmd->autoneg = AUTONEG_DISABLE; | |
5410 | } | |
5411 | ||
5412 | if (netif_carrier_ok(dev)) { | |
5413 | cmd->speed = bp->line_speed; | |
5414 | cmd->duplex = bp->duplex; | |
5415 | } | |
5416 | else { | |
5417 | cmd->speed = -1; | |
5418 | cmd->duplex = -1; | |
5419 | } | |
7b6b8347 | 5420 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
5421 | |
5422 | cmd->transceiver = XCVR_INTERNAL; | |
5423 | cmd->phy_address = bp->phy_addr; | |
5424 | ||
5425 | return 0; | |
5426 | } | |
6aa20a22 | 5427 | |
b6016b76 MC |
5428 | static int |
5429 | bnx2_set_settings(struct net_device *dev, struct ethtool_cmd *cmd) | |
5430 | { | |
972ec0d4 | 5431 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5432 | u8 autoneg = bp->autoneg; |
5433 | u8 req_duplex = bp->req_duplex; | |
5434 | u16 req_line_speed = bp->req_line_speed; | |
5435 | u32 advertising = bp->advertising; | |
7b6b8347 MC |
5436 | int err = -EINVAL; |
5437 | ||
5438 | spin_lock_bh(&bp->phy_lock); | |
5439 | ||
5440 | if (cmd->port != PORT_TP && cmd->port != PORT_FIBRE) | |
5441 | goto err_out_unlock; | |
5442 | ||
5443 | if (cmd->port != bp->phy_port && !(bp->phy_flags & REMOTE_PHY_CAP_FLAG)) | |
5444 | goto err_out_unlock; | |
b6016b76 MC |
5445 | |
5446 | if (cmd->autoneg == AUTONEG_ENABLE) { | |
5447 | autoneg |= AUTONEG_SPEED; | |
5448 | ||
6aa20a22 | 5449 | cmd->advertising &= ETHTOOL_ALL_COPPER_SPEED; |
b6016b76 MC |
5450 | |
5451 | /* allow advertising 1 speed */ | |
5452 | if ((cmd->advertising == ADVERTISED_10baseT_Half) || | |
5453 | (cmd->advertising == ADVERTISED_10baseT_Full) || | |
5454 | (cmd->advertising == ADVERTISED_100baseT_Half) || | |
5455 | (cmd->advertising == ADVERTISED_100baseT_Full)) { | |
5456 | ||
7b6b8347 MC |
5457 | if (cmd->port == PORT_FIBRE) |
5458 | goto err_out_unlock; | |
b6016b76 MC |
5459 | |
5460 | advertising = cmd->advertising; | |
5461 | ||
27a005b8 | 5462 | } else if (cmd->advertising == ADVERTISED_2500baseX_Full) { |
7b6b8347 MC |
5463 | if (!(bp->phy_flags & PHY_2_5G_CAPABLE_FLAG) || |
5464 | (cmd->port == PORT_TP)) | |
5465 | goto err_out_unlock; | |
5466 | } else if (cmd->advertising == ADVERTISED_1000baseT_Full) | |
b6016b76 | 5467 | advertising = cmd->advertising; |
7b6b8347 MC |
5468 | else if (cmd->advertising == ADVERTISED_1000baseT_Half) |
5469 | goto err_out_unlock; | |
b6016b76 | 5470 | else { |
7b6b8347 | 5471 | if (cmd->port == PORT_FIBRE) |
b6016b76 | 5472 | advertising = ETHTOOL_ALL_FIBRE_SPEED; |
7b6b8347 | 5473 | else |
b6016b76 | 5474 | advertising = ETHTOOL_ALL_COPPER_SPEED; |
b6016b76 MC |
5475 | } |
5476 | advertising |= ADVERTISED_Autoneg; | |
5477 | } | |
5478 | else { | |
7b6b8347 | 5479 | if (cmd->port == PORT_FIBRE) { |
80be4434 MC |
5480 | if ((cmd->speed != SPEED_1000 && |
5481 | cmd->speed != SPEED_2500) || | |
5482 | (cmd->duplex != DUPLEX_FULL)) | |
7b6b8347 | 5483 | goto err_out_unlock; |
80be4434 MC |
5484 | |
5485 | if (cmd->speed == SPEED_2500 && | |
5486 | !(bp->phy_flags & PHY_2_5G_CAPABLE_FLAG)) | |
7b6b8347 | 5487 | goto err_out_unlock; |
b6016b76 | 5488 | } |
7b6b8347 MC |
5489 | else if (cmd->speed == SPEED_1000 || cmd->speed == SPEED_2500) |
5490 | goto err_out_unlock; | |
5491 | ||
b6016b76 MC |
5492 | autoneg &= ~AUTONEG_SPEED; |
5493 | req_line_speed = cmd->speed; | |
5494 | req_duplex = cmd->duplex; | |
5495 | advertising = 0; | |
5496 | } | |
5497 | ||
5498 | bp->autoneg = autoneg; | |
5499 | bp->advertising = advertising; | |
5500 | bp->req_line_speed = req_line_speed; | |
5501 | bp->req_duplex = req_duplex; | |
5502 | ||
7b6b8347 | 5503 | err = bnx2_setup_phy(bp, cmd->port); |
b6016b76 | 5504 | |
7b6b8347 | 5505 | err_out_unlock: |
c770a65c | 5506 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 | 5507 | |
7b6b8347 | 5508 | return err; |
b6016b76 MC |
5509 | } |
5510 | ||
5511 | static void | |
5512 | bnx2_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *info) | |
5513 | { | |
972ec0d4 | 5514 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5515 | |
5516 | strcpy(info->driver, DRV_MODULE_NAME); | |
5517 | strcpy(info->version, DRV_MODULE_VERSION); | |
5518 | strcpy(info->bus_info, pci_name(bp->pdev)); | |
58fc2ea4 | 5519 | strcpy(info->fw_version, bp->fw_version); |
b6016b76 MC |
5520 | } |
5521 | ||
244ac4f4 MC |
5522 | #define BNX2_REGDUMP_LEN (32 * 1024) |
5523 | ||
5524 | static int | |
5525 | bnx2_get_regs_len(struct net_device *dev) | |
5526 | { | |
5527 | return BNX2_REGDUMP_LEN; | |
5528 | } | |
5529 | ||
5530 | static void | |
5531 | bnx2_get_regs(struct net_device *dev, struct ethtool_regs *regs, void *_p) | |
5532 | { | |
5533 | u32 *p = _p, i, offset; | |
5534 | u8 *orig_p = _p; | |
5535 | struct bnx2 *bp = netdev_priv(dev); | |
5536 | u32 reg_boundaries[] = { 0x0000, 0x0098, 0x0400, 0x045c, | |
5537 | 0x0800, 0x0880, 0x0c00, 0x0c10, | |
5538 | 0x0c30, 0x0d08, 0x1000, 0x101c, | |
5539 | 0x1040, 0x1048, 0x1080, 0x10a4, | |
5540 | 0x1400, 0x1490, 0x1498, 0x14f0, | |
5541 | 0x1500, 0x155c, 0x1580, 0x15dc, | |
5542 | 0x1600, 0x1658, 0x1680, 0x16d8, | |
5543 | 0x1800, 0x1820, 0x1840, 0x1854, | |
5544 | 0x1880, 0x1894, 0x1900, 0x1984, | |
5545 | 0x1c00, 0x1c0c, 0x1c40, 0x1c54, | |
5546 | 0x1c80, 0x1c94, 0x1d00, 0x1d84, | |
5547 | 0x2000, 0x2030, 0x23c0, 0x2400, | |
5548 | 0x2800, 0x2820, 0x2830, 0x2850, | |
5549 | 0x2b40, 0x2c10, 0x2fc0, 0x3058, | |
5550 | 0x3c00, 0x3c94, 0x4000, 0x4010, | |
5551 | 0x4080, 0x4090, 0x43c0, 0x4458, | |
5552 | 0x4c00, 0x4c18, 0x4c40, 0x4c54, | |
5553 | 0x4fc0, 0x5010, 0x53c0, 0x5444, | |
5554 | 0x5c00, 0x5c18, 0x5c80, 0x5c90, | |
5555 | 0x5fc0, 0x6000, 0x6400, 0x6428, | |
5556 | 0x6800, 0x6848, 0x684c, 0x6860, | |
5557 | 0x6888, 0x6910, 0x8000 }; | |
5558 | ||
5559 | regs->version = 0; | |
5560 | ||
5561 | memset(p, 0, BNX2_REGDUMP_LEN); | |
5562 | ||
5563 | if (!netif_running(bp->dev)) | |
5564 | return; | |
5565 | ||
5566 | i = 0; | |
5567 | offset = reg_boundaries[0]; | |
5568 | p += offset; | |
5569 | while (offset < BNX2_REGDUMP_LEN) { | |
5570 | *p++ = REG_RD(bp, offset); | |
5571 | offset += 4; | |
5572 | if (offset == reg_boundaries[i + 1]) { | |
5573 | offset = reg_boundaries[i + 2]; | |
5574 | p = (u32 *) (orig_p + offset); | |
5575 | i += 2; | |
5576 | } | |
5577 | } | |
5578 | } | |
5579 | ||
b6016b76 MC |
5580 | static void |
5581 | bnx2_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol) | |
5582 | { | |
972ec0d4 | 5583 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5584 | |
5585 | if (bp->flags & NO_WOL_FLAG) { | |
5586 | wol->supported = 0; | |
5587 | wol->wolopts = 0; | |
5588 | } | |
5589 | else { | |
5590 | wol->supported = WAKE_MAGIC; | |
5591 | if (bp->wol) | |
5592 | wol->wolopts = WAKE_MAGIC; | |
5593 | else | |
5594 | wol->wolopts = 0; | |
5595 | } | |
5596 | memset(&wol->sopass, 0, sizeof(wol->sopass)); | |
5597 | } | |
5598 | ||
5599 | static int | |
5600 | bnx2_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol) | |
5601 | { | |
972ec0d4 | 5602 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5603 | |
5604 | if (wol->wolopts & ~WAKE_MAGIC) | |
5605 | return -EINVAL; | |
5606 | ||
5607 | if (wol->wolopts & WAKE_MAGIC) { | |
5608 | if (bp->flags & NO_WOL_FLAG) | |
5609 | return -EINVAL; | |
5610 | ||
5611 | bp->wol = 1; | |
5612 | } | |
5613 | else { | |
5614 | bp->wol = 0; | |
5615 | } | |
5616 | return 0; | |
5617 | } | |
5618 | ||
5619 | static int | |
5620 | bnx2_nway_reset(struct net_device *dev) | |
5621 | { | |
972ec0d4 | 5622 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5623 | u32 bmcr; |
5624 | ||
5625 | if (!(bp->autoneg & AUTONEG_SPEED)) { | |
5626 | return -EINVAL; | |
5627 | } | |
5628 | ||
c770a65c | 5629 | spin_lock_bh(&bp->phy_lock); |
b6016b76 | 5630 | |
7b6b8347 MC |
5631 | if (bp->phy_flags & REMOTE_PHY_CAP_FLAG) { |
5632 | int rc; | |
5633 | ||
5634 | rc = bnx2_setup_remote_phy(bp, bp->phy_port); | |
5635 | spin_unlock_bh(&bp->phy_lock); | |
5636 | return rc; | |
5637 | } | |
5638 | ||
b6016b76 MC |
5639 | /* Force a link down visible on the other side */ |
5640 | if (bp->phy_flags & PHY_SERDES_FLAG) { | |
ca58c3af | 5641 | bnx2_write_phy(bp, bp->mii_bmcr, BMCR_LOOPBACK); |
c770a65c | 5642 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
5643 | |
5644 | msleep(20); | |
5645 | ||
c770a65c | 5646 | spin_lock_bh(&bp->phy_lock); |
f8dd064e MC |
5647 | |
5648 | bp->current_interval = SERDES_AN_TIMEOUT; | |
5649 | bp->serdes_an_pending = 1; | |
5650 | mod_timer(&bp->timer, jiffies + bp->current_interval); | |
b6016b76 MC |
5651 | } |
5652 | ||
ca58c3af | 5653 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
b6016b76 | 5654 | bmcr &= ~BMCR_LOOPBACK; |
ca58c3af | 5655 | bnx2_write_phy(bp, bp->mii_bmcr, bmcr | BMCR_ANRESTART | BMCR_ANENABLE); |
b6016b76 | 5656 | |
c770a65c | 5657 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
5658 | |
5659 | return 0; | |
5660 | } | |
5661 | ||
5662 | static int | |
5663 | bnx2_get_eeprom_len(struct net_device *dev) | |
5664 | { | |
972ec0d4 | 5665 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 5666 | |
1122db71 | 5667 | if (bp->flash_info == NULL) |
b6016b76 MC |
5668 | return 0; |
5669 | ||
1122db71 | 5670 | return (int) bp->flash_size; |
b6016b76 MC |
5671 | } |
5672 | ||
5673 | static int | |
5674 | bnx2_get_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom, | |
5675 | u8 *eebuf) | |
5676 | { | |
972ec0d4 | 5677 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5678 | int rc; |
5679 | ||
1064e944 | 5680 | /* parameters already validated in ethtool_get_eeprom */ |
b6016b76 MC |
5681 | |
5682 | rc = bnx2_nvram_read(bp, eeprom->offset, eebuf, eeprom->len); | |
5683 | ||
5684 | return rc; | |
5685 | } | |
5686 | ||
5687 | static int | |
5688 | bnx2_set_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom, | |
5689 | u8 *eebuf) | |
5690 | { | |
972ec0d4 | 5691 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5692 | int rc; |
5693 | ||
1064e944 | 5694 | /* parameters already validated in ethtool_set_eeprom */ |
b6016b76 MC |
5695 | |
5696 | rc = bnx2_nvram_write(bp, eeprom->offset, eebuf, eeprom->len); | |
5697 | ||
5698 | return rc; | |
5699 | } | |
5700 | ||
5701 | static int | |
5702 | bnx2_get_coalesce(struct net_device *dev, struct ethtool_coalesce *coal) | |
5703 | { | |
972ec0d4 | 5704 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5705 | |
5706 | memset(coal, 0, sizeof(struct ethtool_coalesce)); | |
5707 | ||
5708 | coal->rx_coalesce_usecs = bp->rx_ticks; | |
5709 | coal->rx_max_coalesced_frames = bp->rx_quick_cons_trip; | |
5710 | coal->rx_coalesce_usecs_irq = bp->rx_ticks_int; | |
5711 | coal->rx_max_coalesced_frames_irq = bp->rx_quick_cons_trip_int; | |
5712 | ||
5713 | coal->tx_coalesce_usecs = bp->tx_ticks; | |
5714 | coal->tx_max_coalesced_frames = bp->tx_quick_cons_trip; | |
5715 | coal->tx_coalesce_usecs_irq = bp->tx_ticks_int; | |
5716 | coal->tx_max_coalesced_frames_irq = bp->tx_quick_cons_trip_int; | |
5717 | ||
5718 | coal->stats_block_coalesce_usecs = bp->stats_ticks; | |
5719 | ||
5720 | return 0; | |
5721 | } | |
5722 | ||
5723 | static int | |
5724 | bnx2_set_coalesce(struct net_device *dev, struct ethtool_coalesce *coal) | |
5725 | { | |
972ec0d4 | 5726 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5727 | |
5728 | bp->rx_ticks = (u16) coal->rx_coalesce_usecs; | |
5729 | if (bp->rx_ticks > 0x3ff) bp->rx_ticks = 0x3ff; | |
5730 | ||
6aa20a22 | 5731 | bp->rx_quick_cons_trip = (u16) coal->rx_max_coalesced_frames; |
b6016b76 MC |
5732 | if (bp->rx_quick_cons_trip > 0xff) bp->rx_quick_cons_trip = 0xff; |
5733 | ||
5734 | bp->rx_ticks_int = (u16) coal->rx_coalesce_usecs_irq; | |
5735 | if (bp->rx_ticks_int > 0x3ff) bp->rx_ticks_int = 0x3ff; | |
5736 | ||
5737 | bp->rx_quick_cons_trip_int = (u16) coal->rx_max_coalesced_frames_irq; | |
5738 | if (bp->rx_quick_cons_trip_int > 0xff) | |
5739 | bp->rx_quick_cons_trip_int = 0xff; | |
5740 | ||
5741 | bp->tx_ticks = (u16) coal->tx_coalesce_usecs; | |
5742 | if (bp->tx_ticks > 0x3ff) bp->tx_ticks = 0x3ff; | |
5743 | ||
5744 | bp->tx_quick_cons_trip = (u16) coal->tx_max_coalesced_frames; | |
5745 | if (bp->tx_quick_cons_trip > 0xff) bp->tx_quick_cons_trip = 0xff; | |
5746 | ||
5747 | bp->tx_ticks_int = (u16) coal->tx_coalesce_usecs_irq; | |
5748 | if (bp->tx_ticks_int > 0x3ff) bp->tx_ticks_int = 0x3ff; | |
5749 | ||
5750 | bp->tx_quick_cons_trip_int = (u16) coal->tx_max_coalesced_frames_irq; | |
5751 | if (bp->tx_quick_cons_trip_int > 0xff) bp->tx_quick_cons_trip_int = | |
5752 | 0xff; | |
5753 | ||
5754 | bp->stats_ticks = coal->stats_block_coalesce_usecs; | |
02537b06 MC |
5755 | if (CHIP_NUM(bp) == CHIP_NUM_5708) { |
5756 | if (bp->stats_ticks != 0 && bp->stats_ticks != USEC_PER_SEC) | |
5757 | bp->stats_ticks = USEC_PER_SEC; | |
5758 | } | |
7ea6920e MC |
5759 | if (bp->stats_ticks > BNX2_HC_STATS_TICKS_HC_STAT_TICKS) |
5760 | bp->stats_ticks = BNX2_HC_STATS_TICKS_HC_STAT_TICKS; | |
5761 | bp->stats_ticks &= BNX2_HC_STATS_TICKS_HC_STAT_TICKS; | |
b6016b76 MC |
5762 | |
5763 | if (netif_running(bp->dev)) { | |
5764 | bnx2_netif_stop(bp); | |
5765 | bnx2_init_nic(bp); | |
5766 | bnx2_netif_start(bp); | |
5767 | } | |
5768 | ||
5769 | return 0; | |
5770 | } | |
5771 | ||
5772 | static void | |
5773 | bnx2_get_ringparam(struct net_device *dev, struct ethtool_ringparam *ering) | |
5774 | { | |
972ec0d4 | 5775 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 5776 | |
13daffa2 | 5777 | ering->rx_max_pending = MAX_TOTAL_RX_DESC_CNT; |
b6016b76 MC |
5778 | ering->rx_mini_max_pending = 0; |
5779 | ering->rx_jumbo_max_pending = 0; | |
5780 | ||
5781 | ering->rx_pending = bp->rx_ring_size; | |
5782 | ering->rx_mini_pending = 0; | |
5783 | ering->rx_jumbo_pending = 0; | |
5784 | ||
5785 | ering->tx_max_pending = MAX_TX_DESC_CNT; | |
5786 | ering->tx_pending = bp->tx_ring_size; | |
5787 | } | |
5788 | ||
5789 | static int | |
5790 | bnx2_set_ringparam(struct net_device *dev, struct ethtool_ringparam *ering) | |
5791 | { | |
972ec0d4 | 5792 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 5793 | |
13daffa2 | 5794 | if ((ering->rx_pending > MAX_TOTAL_RX_DESC_CNT) || |
b6016b76 MC |
5795 | (ering->tx_pending > MAX_TX_DESC_CNT) || |
5796 | (ering->tx_pending <= MAX_SKB_FRAGS)) { | |
5797 | ||
5798 | return -EINVAL; | |
5799 | } | |
13daffa2 MC |
5800 | if (netif_running(bp->dev)) { |
5801 | bnx2_netif_stop(bp); | |
5802 | bnx2_reset_chip(bp, BNX2_DRV_MSG_CODE_RESET); | |
5803 | bnx2_free_skbs(bp); | |
5804 | bnx2_free_mem(bp); | |
5805 | } | |
5806 | ||
5807 | bnx2_set_rx_ring_size(bp, ering->rx_pending); | |
b6016b76 MC |
5808 | bp->tx_ring_size = ering->tx_pending; |
5809 | ||
5810 | if (netif_running(bp->dev)) { | |
13daffa2 MC |
5811 | int rc; |
5812 | ||
5813 | rc = bnx2_alloc_mem(bp); | |
5814 | if (rc) | |
5815 | return rc; | |
b6016b76 MC |
5816 | bnx2_init_nic(bp); |
5817 | bnx2_netif_start(bp); | |
5818 | } | |
5819 | ||
5820 | return 0; | |
5821 | } | |
5822 | ||
5823 | static void | |
5824 | bnx2_get_pauseparam(struct net_device *dev, struct ethtool_pauseparam *epause) | |
5825 | { | |
972ec0d4 | 5826 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5827 | |
5828 | epause->autoneg = ((bp->autoneg & AUTONEG_FLOW_CTRL) != 0); | |
5829 | epause->rx_pause = ((bp->flow_ctrl & FLOW_CTRL_RX) != 0); | |
5830 | epause->tx_pause = ((bp->flow_ctrl & FLOW_CTRL_TX) != 0); | |
5831 | } | |
5832 | ||
5833 | static int | |
5834 | bnx2_set_pauseparam(struct net_device *dev, struct ethtool_pauseparam *epause) | |
5835 | { | |
972ec0d4 | 5836 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5837 | |
5838 | bp->req_flow_ctrl = 0; | |
5839 | if (epause->rx_pause) | |
5840 | bp->req_flow_ctrl |= FLOW_CTRL_RX; | |
5841 | if (epause->tx_pause) | |
5842 | bp->req_flow_ctrl |= FLOW_CTRL_TX; | |
5843 | ||
5844 | if (epause->autoneg) { | |
5845 | bp->autoneg |= AUTONEG_FLOW_CTRL; | |
5846 | } | |
5847 | else { | |
5848 | bp->autoneg &= ~AUTONEG_FLOW_CTRL; | |
5849 | } | |
5850 | ||
c770a65c | 5851 | spin_lock_bh(&bp->phy_lock); |
b6016b76 | 5852 | |
0d8a6571 | 5853 | bnx2_setup_phy(bp, bp->phy_port); |
b6016b76 | 5854 | |
c770a65c | 5855 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
5856 | |
5857 | return 0; | |
5858 | } | |
5859 | ||
5860 | static u32 | |
5861 | bnx2_get_rx_csum(struct net_device *dev) | |
5862 | { | |
972ec0d4 | 5863 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5864 | |
5865 | return bp->rx_csum; | |
5866 | } | |
5867 | ||
5868 | static int | |
5869 | bnx2_set_rx_csum(struct net_device *dev, u32 data) | |
5870 | { | |
972ec0d4 | 5871 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5872 | |
5873 | bp->rx_csum = data; | |
5874 | return 0; | |
5875 | } | |
5876 | ||
b11d6213 MC |
5877 | static int |
5878 | bnx2_set_tso(struct net_device *dev, u32 data) | |
5879 | { | |
4666f87a MC |
5880 | struct bnx2 *bp = netdev_priv(dev); |
5881 | ||
5882 | if (data) { | |
b11d6213 | 5883 | dev->features |= NETIF_F_TSO | NETIF_F_TSO_ECN; |
4666f87a MC |
5884 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
5885 | dev->features |= NETIF_F_TSO6; | |
5886 | } else | |
5887 | dev->features &= ~(NETIF_F_TSO | NETIF_F_TSO6 | | |
5888 | NETIF_F_TSO_ECN); | |
b11d6213 MC |
5889 | return 0; |
5890 | } | |
5891 | ||
cea94db9 | 5892 | #define BNX2_NUM_STATS 46 |
b6016b76 | 5893 | |
14ab9b86 | 5894 | static struct { |
b6016b76 MC |
5895 | char string[ETH_GSTRING_LEN]; |
5896 | } bnx2_stats_str_arr[BNX2_NUM_STATS] = { | |
5897 | { "rx_bytes" }, | |
5898 | { "rx_error_bytes" }, | |
5899 | { "tx_bytes" }, | |
5900 | { "tx_error_bytes" }, | |
5901 | { "rx_ucast_packets" }, | |
5902 | { "rx_mcast_packets" }, | |
5903 | { "rx_bcast_packets" }, | |
5904 | { "tx_ucast_packets" }, | |
5905 | { "tx_mcast_packets" }, | |
5906 | { "tx_bcast_packets" }, | |
5907 | { "tx_mac_errors" }, | |
5908 | { "tx_carrier_errors" }, | |
5909 | { "rx_crc_errors" }, | |
5910 | { "rx_align_errors" }, | |
5911 | { "tx_single_collisions" }, | |
5912 | { "tx_multi_collisions" }, | |
5913 | { "tx_deferred" }, | |
5914 | { "tx_excess_collisions" }, | |
5915 | { "tx_late_collisions" }, | |
5916 | { "tx_total_collisions" }, | |
5917 | { "rx_fragments" }, | |
5918 | { "rx_jabbers" }, | |
5919 | { "rx_undersize_packets" }, | |
5920 | { "rx_oversize_packets" }, | |
5921 | { "rx_64_byte_packets" }, | |
5922 | { "rx_65_to_127_byte_packets" }, | |
5923 | { "rx_128_to_255_byte_packets" }, | |
5924 | { "rx_256_to_511_byte_packets" }, | |
5925 | { "rx_512_to_1023_byte_packets" }, | |
5926 | { "rx_1024_to_1522_byte_packets" }, | |
5927 | { "rx_1523_to_9022_byte_packets" }, | |
5928 | { "tx_64_byte_packets" }, | |
5929 | { "tx_65_to_127_byte_packets" }, | |
5930 | { "tx_128_to_255_byte_packets" }, | |
5931 | { "tx_256_to_511_byte_packets" }, | |
5932 | { "tx_512_to_1023_byte_packets" }, | |
5933 | { "tx_1024_to_1522_byte_packets" }, | |
5934 | { "tx_1523_to_9022_byte_packets" }, | |
5935 | { "rx_xon_frames" }, | |
5936 | { "rx_xoff_frames" }, | |
5937 | { "tx_xon_frames" }, | |
5938 | { "tx_xoff_frames" }, | |
5939 | { "rx_mac_ctrl_frames" }, | |
5940 | { "rx_filtered_packets" }, | |
5941 | { "rx_discards" }, | |
cea94db9 | 5942 | { "rx_fw_discards" }, |
b6016b76 MC |
5943 | }; |
5944 | ||
5945 | #define STATS_OFFSET32(offset_name) (offsetof(struct statistics_block, offset_name) / 4) | |
5946 | ||
f71e1309 | 5947 | static const unsigned long bnx2_stats_offset_arr[BNX2_NUM_STATS] = { |
b6016b76 MC |
5948 | STATS_OFFSET32(stat_IfHCInOctets_hi), |
5949 | STATS_OFFSET32(stat_IfHCInBadOctets_hi), | |
5950 | STATS_OFFSET32(stat_IfHCOutOctets_hi), | |
5951 | STATS_OFFSET32(stat_IfHCOutBadOctets_hi), | |
5952 | STATS_OFFSET32(stat_IfHCInUcastPkts_hi), | |
5953 | STATS_OFFSET32(stat_IfHCInMulticastPkts_hi), | |
5954 | STATS_OFFSET32(stat_IfHCInBroadcastPkts_hi), | |
5955 | STATS_OFFSET32(stat_IfHCOutUcastPkts_hi), | |
5956 | STATS_OFFSET32(stat_IfHCOutMulticastPkts_hi), | |
5957 | STATS_OFFSET32(stat_IfHCOutBroadcastPkts_hi), | |
5958 | STATS_OFFSET32(stat_emac_tx_stat_dot3statsinternalmactransmiterrors), | |
6aa20a22 JG |
5959 | STATS_OFFSET32(stat_Dot3StatsCarrierSenseErrors), |
5960 | STATS_OFFSET32(stat_Dot3StatsFCSErrors), | |
5961 | STATS_OFFSET32(stat_Dot3StatsAlignmentErrors), | |
5962 | STATS_OFFSET32(stat_Dot3StatsSingleCollisionFrames), | |
5963 | STATS_OFFSET32(stat_Dot3StatsMultipleCollisionFrames), | |
5964 | STATS_OFFSET32(stat_Dot3StatsDeferredTransmissions), | |
5965 | STATS_OFFSET32(stat_Dot3StatsExcessiveCollisions), | |
5966 | STATS_OFFSET32(stat_Dot3StatsLateCollisions), | |
5967 | STATS_OFFSET32(stat_EtherStatsCollisions), | |
5968 | STATS_OFFSET32(stat_EtherStatsFragments), | |
5969 | STATS_OFFSET32(stat_EtherStatsJabbers), | |
5970 | STATS_OFFSET32(stat_EtherStatsUndersizePkts), | |
5971 | STATS_OFFSET32(stat_EtherStatsOverrsizePkts), | |
5972 | STATS_OFFSET32(stat_EtherStatsPktsRx64Octets), | |
5973 | STATS_OFFSET32(stat_EtherStatsPktsRx65Octetsto127Octets), | |
5974 | STATS_OFFSET32(stat_EtherStatsPktsRx128Octetsto255Octets), | |
5975 | STATS_OFFSET32(stat_EtherStatsPktsRx256Octetsto511Octets), | |
5976 | STATS_OFFSET32(stat_EtherStatsPktsRx512Octetsto1023Octets), | |
5977 | STATS_OFFSET32(stat_EtherStatsPktsRx1024Octetsto1522Octets), | |
5978 | STATS_OFFSET32(stat_EtherStatsPktsRx1523Octetsto9022Octets), | |
5979 | STATS_OFFSET32(stat_EtherStatsPktsTx64Octets), | |
5980 | STATS_OFFSET32(stat_EtherStatsPktsTx65Octetsto127Octets), | |
5981 | STATS_OFFSET32(stat_EtherStatsPktsTx128Octetsto255Octets), | |
5982 | STATS_OFFSET32(stat_EtherStatsPktsTx256Octetsto511Octets), | |
5983 | STATS_OFFSET32(stat_EtherStatsPktsTx512Octetsto1023Octets), | |
5984 | STATS_OFFSET32(stat_EtherStatsPktsTx1024Octetsto1522Octets), | |
5985 | STATS_OFFSET32(stat_EtherStatsPktsTx1523Octetsto9022Octets), | |
5986 | STATS_OFFSET32(stat_XonPauseFramesReceived), | |
5987 | STATS_OFFSET32(stat_XoffPauseFramesReceived), | |
5988 | STATS_OFFSET32(stat_OutXonSent), | |
5989 | STATS_OFFSET32(stat_OutXoffSent), | |
5990 | STATS_OFFSET32(stat_MacControlFramesReceived), | |
5991 | STATS_OFFSET32(stat_IfInFramesL2FilterDiscards), | |
5992 | STATS_OFFSET32(stat_IfInMBUFDiscards), | |
cea94db9 | 5993 | STATS_OFFSET32(stat_FwRxDrop), |
b6016b76 MC |
5994 | }; |
5995 | ||
5996 | /* stat_IfHCInBadOctets and stat_Dot3StatsCarrierSenseErrors are | |
5997 | * skipped because of errata. | |
6aa20a22 | 5998 | */ |
14ab9b86 | 5999 | static u8 bnx2_5706_stats_len_arr[BNX2_NUM_STATS] = { |
b6016b76 MC |
6000 | 8,0,8,8,8,8,8,8,8,8, |
6001 | 4,0,4,4,4,4,4,4,4,4, | |
6002 | 4,4,4,4,4,4,4,4,4,4, | |
6003 | 4,4,4,4,4,4,4,4,4,4, | |
cea94db9 | 6004 | 4,4,4,4,4,4, |
b6016b76 MC |
6005 | }; |
6006 | ||
5b0c76ad MC |
6007 | static u8 bnx2_5708_stats_len_arr[BNX2_NUM_STATS] = { |
6008 | 8,0,8,8,8,8,8,8,8,8, | |
6009 | 4,4,4,4,4,4,4,4,4,4, | |
6010 | 4,4,4,4,4,4,4,4,4,4, | |
6011 | 4,4,4,4,4,4,4,4,4,4, | |
cea94db9 | 6012 | 4,4,4,4,4,4, |
5b0c76ad MC |
6013 | }; |
6014 | ||
b6016b76 MC |
6015 | #define BNX2_NUM_TESTS 6 |
6016 | ||
14ab9b86 | 6017 | static struct { |
b6016b76 MC |
6018 | char string[ETH_GSTRING_LEN]; |
6019 | } bnx2_tests_str_arr[BNX2_NUM_TESTS] = { | |
6020 | { "register_test (offline)" }, | |
6021 | { "memory_test (offline)" }, | |
6022 | { "loopback_test (offline)" }, | |
6023 | { "nvram_test (online)" }, | |
6024 | { "interrupt_test (online)" }, | |
6025 | { "link_test (online)" }, | |
6026 | }; | |
6027 | ||
6028 | static int | |
b9f2c044 | 6029 | bnx2_get_sset_count(struct net_device *dev, int sset) |
b6016b76 | 6030 | { |
b9f2c044 JG |
6031 | switch (sset) { |
6032 | case ETH_SS_TEST: | |
6033 | return BNX2_NUM_TESTS; | |
6034 | case ETH_SS_STATS: | |
6035 | return BNX2_NUM_STATS; | |
6036 | default: | |
6037 | return -EOPNOTSUPP; | |
6038 | } | |
b6016b76 MC |
6039 | } |
6040 | ||
6041 | static void | |
6042 | bnx2_self_test(struct net_device *dev, struct ethtool_test *etest, u64 *buf) | |
6043 | { | |
972ec0d4 | 6044 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6045 | |
6046 | memset(buf, 0, sizeof(u64) * BNX2_NUM_TESTS); | |
6047 | if (etest->flags & ETH_TEST_FL_OFFLINE) { | |
80be4434 MC |
6048 | int i; |
6049 | ||
b6016b76 MC |
6050 | bnx2_netif_stop(bp); |
6051 | bnx2_reset_chip(bp, BNX2_DRV_MSG_CODE_DIAG); | |
6052 | bnx2_free_skbs(bp); | |
6053 | ||
6054 | if (bnx2_test_registers(bp) != 0) { | |
6055 | buf[0] = 1; | |
6056 | etest->flags |= ETH_TEST_FL_FAILED; | |
6057 | } | |
6058 | if (bnx2_test_memory(bp) != 0) { | |
6059 | buf[1] = 1; | |
6060 | etest->flags |= ETH_TEST_FL_FAILED; | |
6061 | } | |
bc5a0690 | 6062 | if ((buf[2] = bnx2_test_loopback(bp)) != 0) |
b6016b76 | 6063 | etest->flags |= ETH_TEST_FL_FAILED; |
b6016b76 MC |
6064 | |
6065 | if (!netif_running(bp->dev)) { | |
6066 | bnx2_reset_chip(bp, BNX2_DRV_MSG_CODE_RESET); | |
6067 | } | |
6068 | else { | |
6069 | bnx2_init_nic(bp); | |
6070 | bnx2_netif_start(bp); | |
6071 | } | |
6072 | ||
6073 | /* wait for link up */ | |
80be4434 MC |
6074 | for (i = 0; i < 7; i++) { |
6075 | if (bp->link_up) | |
6076 | break; | |
6077 | msleep_interruptible(1000); | |
6078 | } | |
b6016b76 MC |
6079 | } |
6080 | ||
6081 | if (bnx2_test_nvram(bp) != 0) { | |
6082 | buf[3] = 1; | |
6083 | etest->flags |= ETH_TEST_FL_FAILED; | |
6084 | } | |
6085 | if (bnx2_test_intr(bp) != 0) { | |
6086 | buf[4] = 1; | |
6087 | etest->flags |= ETH_TEST_FL_FAILED; | |
6088 | } | |
6089 | ||
6090 | if (bnx2_test_link(bp) != 0) { | |
6091 | buf[5] = 1; | |
6092 | etest->flags |= ETH_TEST_FL_FAILED; | |
6093 | ||
6094 | } | |
6095 | } | |
6096 | ||
6097 | static void | |
6098 | bnx2_get_strings(struct net_device *dev, u32 stringset, u8 *buf) | |
6099 | { | |
6100 | switch (stringset) { | |
6101 | case ETH_SS_STATS: | |
6102 | memcpy(buf, bnx2_stats_str_arr, | |
6103 | sizeof(bnx2_stats_str_arr)); | |
6104 | break; | |
6105 | case ETH_SS_TEST: | |
6106 | memcpy(buf, bnx2_tests_str_arr, | |
6107 | sizeof(bnx2_tests_str_arr)); | |
6108 | break; | |
6109 | } | |
6110 | } | |
6111 | ||
b6016b76 MC |
6112 | static void |
6113 | bnx2_get_ethtool_stats(struct net_device *dev, | |
6114 | struct ethtool_stats *stats, u64 *buf) | |
6115 | { | |
972ec0d4 | 6116 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6117 | int i; |
6118 | u32 *hw_stats = (u32 *) bp->stats_blk; | |
14ab9b86 | 6119 | u8 *stats_len_arr = NULL; |
b6016b76 MC |
6120 | |
6121 | if (hw_stats == NULL) { | |
6122 | memset(buf, 0, sizeof(u64) * BNX2_NUM_STATS); | |
6123 | return; | |
6124 | } | |
6125 | ||
5b0c76ad MC |
6126 | if ((CHIP_ID(bp) == CHIP_ID_5706_A0) || |
6127 | (CHIP_ID(bp) == CHIP_ID_5706_A1) || | |
6128 | (CHIP_ID(bp) == CHIP_ID_5706_A2) || | |
6129 | (CHIP_ID(bp) == CHIP_ID_5708_A0)) | |
b6016b76 | 6130 | stats_len_arr = bnx2_5706_stats_len_arr; |
5b0c76ad MC |
6131 | else |
6132 | stats_len_arr = bnx2_5708_stats_len_arr; | |
b6016b76 MC |
6133 | |
6134 | for (i = 0; i < BNX2_NUM_STATS; i++) { | |
6135 | if (stats_len_arr[i] == 0) { | |
6136 | /* skip this counter */ | |
6137 | buf[i] = 0; | |
6138 | continue; | |
6139 | } | |
6140 | if (stats_len_arr[i] == 4) { | |
6141 | /* 4-byte counter */ | |
6142 | buf[i] = (u64) | |
6143 | *(hw_stats + bnx2_stats_offset_arr[i]); | |
6144 | continue; | |
6145 | } | |
6146 | /* 8-byte counter */ | |
6147 | buf[i] = (((u64) *(hw_stats + | |
6148 | bnx2_stats_offset_arr[i])) << 32) + | |
6149 | *(hw_stats + bnx2_stats_offset_arr[i] + 1); | |
6150 | } | |
6151 | } | |
6152 | ||
6153 | static int | |
6154 | bnx2_phys_id(struct net_device *dev, u32 data) | |
6155 | { | |
972ec0d4 | 6156 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6157 | int i; |
6158 | u32 save; | |
6159 | ||
6160 | if (data == 0) | |
6161 | data = 2; | |
6162 | ||
6163 | save = REG_RD(bp, BNX2_MISC_CFG); | |
6164 | REG_WR(bp, BNX2_MISC_CFG, BNX2_MISC_CFG_LEDMODE_MAC); | |
6165 | ||
6166 | for (i = 0; i < (data * 2); i++) { | |
6167 | if ((i % 2) == 0) { | |
6168 | REG_WR(bp, BNX2_EMAC_LED, BNX2_EMAC_LED_OVERRIDE); | |
6169 | } | |
6170 | else { | |
6171 | REG_WR(bp, BNX2_EMAC_LED, BNX2_EMAC_LED_OVERRIDE | | |
6172 | BNX2_EMAC_LED_1000MB_OVERRIDE | | |
6173 | BNX2_EMAC_LED_100MB_OVERRIDE | | |
6174 | BNX2_EMAC_LED_10MB_OVERRIDE | | |
6175 | BNX2_EMAC_LED_TRAFFIC_OVERRIDE | | |
6176 | BNX2_EMAC_LED_TRAFFIC); | |
6177 | } | |
6178 | msleep_interruptible(500); | |
6179 | if (signal_pending(current)) | |
6180 | break; | |
6181 | } | |
6182 | REG_WR(bp, BNX2_EMAC_LED, 0); | |
6183 | REG_WR(bp, BNX2_MISC_CFG, save); | |
6184 | return 0; | |
6185 | } | |
6186 | ||
4666f87a MC |
6187 | static int |
6188 | bnx2_set_tx_csum(struct net_device *dev, u32 data) | |
6189 | { | |
6190 | struct bnx2 *bp = netdev_priv(dev); | |
6191 | ||
6192 | if (CHIP_NUM(bp) == CHIP_NUM_5709) | |
6460d948 | 6193 | return (ethtool_op_set_tx_ipv6_csum(dev, data)); |
4666f87a MC |
6194 | else |
6195 | return (ethtool_op_set_tx_csum(dev, data)); | |
6196 | } | |
6197 | ||
7282d491 | 6198 | static const struct ethtool_ops bnx2_ethtool_ops = { |
b6016b76 MC |
6199 | .get_settings = bnx2_get_settings, |
6200 | .set_settings = bnx2_set_settings, | |
6201 | .get_drvinfo = bnx2_get_drvinfo, | |
244ac4f4 MC |
6202 | .get_regs_len = bnx2_get_regs_len, |
6203 | .get_regs = bnx2_get_regs, | |
b6016b76 MC |
6204 | .get_wol = bnx2_get_wol, |
6205 | .set_wol = bnx2_set_wol, | |
6206 | .nway_reset = bnx2_nway_reset, | |
6207 | .get_link = ethtool_op_get_link, | |
6208 | .get_eeprom_len = bnx2_get_eeprom_len, | |
6209 | .get_eeprom = bnx2_get_eeprom, | |
6210 | .set_eeprom = bnx2_set_eeprom, | |
6211 | .get_coalesce = bnx2_get_coalesce, | |
6212 | .set_coalesce = bnx2_set_coalesce, | |
6213 | .get_ringparam = bnx2_get_ringparam, | |
6214 | .set_ringparam = bnx2_set_ringparam, | |
6215 | .get_pauseparam = bnx2_get_pauseparam, | |
6216 | .set_pauseparam = bnx2_set_pauseparam, | |
6217 | .get_rx_csum = bnx2_get_rx_csum, | |
6218 | .set_rx_csum = bnx2_set_rx_csum, | |
4666f87a | 6219 | .set_tx_csum = bnx2_set_tx_csum, |
b6016b76 | 6220 | .set_sg = ethtool_op_set_sg, |
b11d6213 | 6221 | .set_tso = bnx2_set_tso, |
b6016b76 MC |
6222 | .self_test = bnx2_self_test, |
6223 | .get_strings = bnx2_get_strings, | |
6224 | .phys_id = bnx2_phys_id, | |
b6016b76 | 6225 | .get_ethtool_stats = bnx2_get_ethtool_stats, |
b9f2c044 | 6226 | .get_sset_count = bnx2_get_sset_count, |
b6016b76 MC |
6227 | }; |
6228 | ||
6229 | /* Called with rtnl_lock */ | |
6230 | static int | |
6231 | bnx2_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) | |
6232 | { | |
14ab9b86 | 6233 | struct mii_ioctl_data *data = if_mii(ifr); |
972ec0d4 | 6234 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6235 | int err; |
6236 | ||
6237 | switch(cmd) { | |
6238 | case SIOCGMIIPHY: | |
6239 | data->phy_id = bp->phy_addr; | |
6240 | ||
6241 | /* fallthru */ | |
6242 | case SIOCGMIIREG: { | |
6243 | u32 mii_regval; | |
6244 | ||
7b6b8347 MC |
6245 | if (bp->phy_flags & REMOTE_PHY_CAP_FLAG) |
6246 | return -EOPNOTSUPP; | |
6247 | ||
dad3e452 MC |
6248 | if (!netif_running(dev)) |
6249 | return -EAGAIN; | |
6250 | ||
c770a65c | 6251 | spin_lock_bh(&bp->phy_lock); |
b6016b76 | 6252 | err = bnx2_read_phy(bp, data->reg_num & 0x1f, &mii_regval); |
c770a65c | 6253 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
6254 | |
6255 | data->val_out = mii_regval; | |
6256 | ||
6257 | return err; | |
6258 | } | |
6259 | ||
6260 | case SIOCSMIIREG: | |
6261 | if (!capable(CAP_NET_ADMIN)) | |
6262 | return -EPERM; | |
6263 | ||
7b6b8347 MC |
6264 | if (bp->phy_flags & REMOTE_PHY_CAP_FLAG) |
6265 | return -EOPNOTSUPP; | |
6266 | ||
dad3e452 MC |
6267 | if (!netif_running(dev)) |
6268 | return -EAGAIN; | |
6269 | ||
c770a65c | 6270 | spin_lock_bh(&bp->phy_lock); |
b6016b76 | 6271 | err = bnx2_write_phy(bp, data->reg_num & 0x1f, data->val_in); |
c770a65c | 6272 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
6273 | |
6274 | return err; | |
6275 | ||
6276 | default: | |
6277 | /* do nothing */ | |
6278 | break; | |
6279 | } | |
6280 | return -EOPNOTSUPP; | |
6281 | } | |
6282 | ||
6283 | /* Called with rtnl_lock */ | |
6284 | static int | |
6285 | bnx2_change_mac_addr(struct net_device *dev, void *p) | |
6286 | { | |
6287 | struct sockaddr *addr = p; | |
972ec0d4 | 6288 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 6289 | |
73eef4cd MC |
6290 | if (!is_valid_ether_addr(addr->sa_data)) |
6291 | return -EINVAL; | |
6292 | ||
b6016b76 MC |
6293 | memcpy(dev->dev_addr, addr->sa_data, dev->addr_len); |
6294 | if (netif_running(dev)) | |
6295 | bnx2_set_mac_addr(bp); | |
6296 | ||
6297 | return 0; | |
6298 | } | |
6299 | ||
6300 | /* Called with rtnl_lock */ | |
6301 | static int | |
6302 | bnx2_change_mtu(struct net_device *dev, int new_mtu) | |
6303 | { | |
972ec0d4 | 6304 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6305 | |
6306 | if (((new_mtu + ETH_HLEN) > MAX_ETHERNET_JUMBO_PACKET_SIZE) || | |
6307 | ((new_mtu + ETH_HLEN) < MIN_ETHERNET_PACKET_SIZE)) | |
6308 | return -EINVAL; | |
6309 | ||
6310 | dev->mtu = new_mtu; | |
6311 | if (netif_running(dev)) { | |
6312 | bnx2_netif_stop(bp); | |
6313 | ||
6314 | bnx2_init_nic(bp); | |
6315 | ||
6316 | bnx2_netif_start(bp); | |
6317 | } | |
6318 | return 0; | |
6319 | } | |
6320 | ||
6321 | #if defined(HAVE_POLL_CONTROLLER) || defined(CONFIG_NET_POLL_CONTROLLER) | |
6322 | static void | |
6323 | poll_bnx2(struct net_device *dev) | |
6324 | { | |
972ec0d4 | 6325 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6326 | |
6327 | disable_irq(bp->pdev->irq); | |
7d12e780 | 6328 | bnx2_interrupt(bp->pdev->irq, dev); |
b6016b76 MC |
6329 | enable_irq(bp->pdev->irq); |
6330 | } | |
6331 | #endif | |
6332 | ||
253c8b75 MC |
6333 | static void __devinit |
6334 | bnx2_get_5709_media(struct bnx2 *bp) | |
6335 | { | |
6336 | u32 val = REG_RD(bp, BNX2_MISC_DUAL_MEDIA_CTRL); | |
6337 | u32 bond_id = val & BNX2_MISC_DUAL_MEDIA_CTRL_BOND_ID; | |
6338 | u32 strap; | |
6339 | ||
6340 | if (bond_id == BNX2_MISC_DUAL_MEDIA_CTRL_BOND_ID_C) | |
6341 | return; | |
6342 | else if (bond_id == BNX2_MISC_DUAL_MEDIA_CTRL_BOND_ID_S) { | |
6343 | bp->phy_flags |= PHY_SERDES_FLAG; | |
6344 | return; | |
6345 | } | |
6346 | ||
6347 | if (val & BNX2_MISC_DUAL_MEDIA_CTRL_STRAP_OVERRIDE) | |
6348 | strap = (val & BNX2_MISC_DUAL_MEDIA_CTRL_PHY_CTRL) >> 21; | |
6349 | else | |
6350 | strap = (val & BNX2_MISC_DUAL_MEDIA_CTRL_PHY_CTRL_STRAP) >> 8; | |
6351 | ||
6352 | if (PCI_FUNC(bp->pdev->devfn) == 0) { | |
6353 | switch (strap) { | |
6354 | case 0x4: | |
6355 | case 0x5: | |
6356 | case 0x6: | |
6357 | bp->phy_flags |= PHY_SERDES_FLAG; | |
6358 | return; | |
6359 | } | |
6360 | } else { | |
6361 | switch (strap) { | |
6362 | case 0x1: | |
6363 | case 0x2: | |
6364 | case 0x4: | |
6365 | bp->phy_flags |= PHY_SERDES_FLAG; | |
6366 | return; | |
6367 | } | |
6368 | } | |
6369 | } | |
6370 | ||
883e5151 MC |
6371 | static void __devinit |
6372 | bnx2_get_pci_speed(struct bnx2 *bp) | |
6373 | { | |
6374 | u32 reg; | |
6375 | ||
6376 | reg = REG_RD(bp, BNX2_PCICFG_MISC_STATUS); | |
6377 | if (reg & BNX2_PCICFG_MISC_STATUS_PCIX_DET) { | |
6378 | u32 clkreg; | |
6379 | ||
6380 | bp->flags |= PCIX_FLAG; | |
6381 | ||
6382 | clkreg = REG_RD(bp, BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS); | |
6383 | ||
6384 | clkreg &= BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET; | |
6385 | switch (clkreg) { | |
6386 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_133MHZ: | |
6387 | bp->bus_speed_mhz = 133; | |
6388 | break; | |
6389 | ||
6390 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_95MHZ: | |
6391 | bp->bus_speed_mhz = 100; | |
6392 | break; | |
6393 | ||
6394 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_66MHZ: | |
6395 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_80MHZ: | |
6396 | bp->bus_speed_mhz = 66; | |
6397 | break; | |
6398 | ||
6399 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_48MHZ: | |
6400 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_55MHZ: | |
6401 | bp->bus_speed_mhz = 50; | |
6402 | break; | |
6403 | ||
6404 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_LOW: | |
6405 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_32MHZ: | |
6406 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_38MHZ: | |
6407 | bp->bus_speed_mhz = 33; | |
6408 | break; | |
6409 | } | |
6410 | } | |
6411 | else { | |
6412 | if (reg & BNX2_PCICFG_MISC_STATUS_M66EN) | |
6413 | bp->bus_speed_mhz = 66; | |
6414 | else | |
6415 | bp->bus_speed_mhz = 33; | |
6416 | } | |
6417 | ||
6418 | if (reg & BNX2_PCICFG_MISC_STATUS_32BIT_DET) | |
6419 | bp->flags |= PCI_32BIT_FLAG; | |
6420 | ||
6421 | } | |
6422 | ||
b6016b76 MC |
6423 | static int __devinit |
6424 | bnx2_init_board(struct pci_dev *pdev, struct net_device *dev) | |
6425 | { | |
6426 | struct bnx2 *bp; | |
6427 | unsigned long mem_len; | |
58fc2ea4 | 6428 | int rc, i, j; |
b6016b76 | 6429 | u32 reg; |
40453c83 | 6430 | u64 dma_mask, persist_dma_mask; |
b6016b76 | 6431 | |
b6016b76 | 6432 | SET_NETDEV_DEV(dev, &pdev->dev); |
972ec0d4 | 6433 | bp = netdev_priv(dev); |
b6016b76 MC |
6434 | |
6435 | bp->flags = 0; | |
6436 | bp->phy_flags = 0; | |
6437 | ||
6438 | /* enable device (incl. PCI PM wakeup), and bus-mastering */ | |
6439 | rc = pci_enable_device(pdev); | |
6440 | if (rc) { | |
898eb71c | 6441 | dev_err(&pdev->dev, "Cannot enable PCI device, aborting.\n"); |
b6016b76 MC |
6442 | goto err_out; |
6443 | } | |
6444 | ||
6445 | if (!(pci_resource_flags(pdev, 0) & IORESOURCE_MEM)) { | |
9b91cf9d | 6446 | dev_err(&pdev->dev, |
2e8a538d | 6447 | "Cannot find PCI device base address, aborting.\n"); |
b6016b76 MC |
6448 | rc = -ENODEV; |
6449 | goto err_out_disable; | |
6450 | } | |
6451 | ||
6452 | rc = pci_request_regions(pdev, DRV_MODULE_NAME); | |
6453 | if (rc) { | |
9b91cf9d | 6454 | dev_err(&pdev->dev, "Cannot obtain PCI resources, aborting.\n"); |
b6016b76 MC |
6455 | goto err_out_disable; |
6456 | } | |
6457 | ||
6458 | pci_set_master(pdev); | |
6459 | ||
6460 | bp->pm_cap = pci_find_capability(pdev, PCI_CAP_ID_PM); | |
6461 | if (bp->pm_cap == 0) { | |
9b91cf9d | 6462 | dev_err(&pdev->dev, |
2e8a538d | 6463 | "Cannot find power management capability, aborting.\n"); |
b6016b76 MC |
6464 | rc = -EIO; |
6465 | goto err_out_release; | |
6466 | } | |
6467 | ||
b6016b76 MC |
6468 | bp->dev = dev; |
6469 | bp->pdev = pdev; | |
6470 | ||
6471 | spin_lock_init(&bp->phy_lock); | |
1b8227c4 | 6472 | spin_lock_init(&bp->indirect_lock); |
c4028958 | 6473 | INIT_WORK(&bp->reset_task, bnx2_reset_task); |
b6016b76 MC |
6474 | |
6475 | dev->base_addr = dev->mem_start = pci_resource_start(pdev, 0); | |
59b47d8a | 6476 | mem_len = MB_GET_CID_ADDR(TX_TSS_CID + 1); |
b6016b76 MC |
6477 | dev->mem_end = dev->mem_start + mem_len; |
6478 | dev->irq = pdev->irq; | |
6479 | ||
6480 | bp->regview = ioremap_nocache(dev->base_addr, mem_len); | |
6481 | ||
6482 | if (!bp->regview) { | |
9b91cf9d | 6483 | dev_err(&pdev->dev, "Cannot map register space, aborting.\n"); |
b6016b76 MC |
6484 | rc = -ENOMEM; |
6485 | goto err_out_release; | |
6486 | } | |
6487 | ||
6488 | /* Configure byte swap and enable write to the reg_window registers. | |
6489 | * Rely on CPU to do target byte swapping on big endian systems | |
6490 | * The chip's target access swapping will not swap all accesses | |
6491 | */ | |
6492 | pci_write_config_dword(bp->pdev, BNX2_PCICFG_MISC_CONFIG, | |
6493 | BNX2_PCICFG_MISC_CONFIG_REG_WINDOW_ENA | | |
6494 | BNX2_PCICFG_MISC_CONFIG_TARGET_MB_WORD_SWAP); | |
6495 | ||
829ca9a3 | 6496 | bnx2_set_power_state(bp, PCI_D0); |
b6016b76 MC |
6497 | |
6498 | bp->chip_id = REG_RD(bp, BNX2_MISC_ID); | |
6499 | ||
883e5151 MC |
6500 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
6501 | if (pci_find_capability(pdev, PCI_CAP_ID_EXP) == 0) { | |
6502 | dev_err(&pdev->dev, | |
6503 | "Cannot find PCIE capability, aborting.\n"); | |
6504 | rc = -EIO; | |
6505 | goto err_out_unmap; | |
6506 | } | |
6507 | bp->flags |= PCIE_FLAG; | |
6508 | } else { | |
59b47d8a MC |
6509 | bp->pcix_cap = pci_find_capability(pdev, PCI_CAP_ID_PCIX); |
6510 | if (bp->pcix_cap == 0) { | |
6511 | dev_err(&pdev->dev, | |
6512 | "Cannot find PCIX capability, aborting.\n"); | |
6513 | rc = -EIO; | |
6514 | goto err_out_unmap; | |
6515 | } | |
6516 | } | |
6517 | ||
8e6a72c4 MC |
6518 | if (CHIP_ID(bp) != CHIP_ID_5706_A0 && CHIP_ID(bp) != CHIP_ID_5706_A1) { |
6519 | if (pci_find_capability(pdev, PCI_CAP_ID_MSI)) | |
6520 | bp->flags |= MSI_CAP_FLAG; | |
6521 | } | |
6522 | ||
40453c83 MC |
6523 | /* 5708 cannot support DMA addresses > 40-bit. */ |
6524 | if (CHIP_NUM(bp) == CHIP_NUM_5708) | |
6525 | persist_dma_mask = dma_mask = DMA_40BIT_MASK; | |
6526 | else | |
6527 | persist_dma_mask = dma_mask = DMA_64BIT_MASK; | |
6528 | ||
6529 | /* Configure DMA attributes. */ | |
6530 | if (pci_set_dma_mask(pdev, dma_mask) == 0) { | |
6531 | dev->features |= NETIF_F_HIGHDMA; | |
6532 | rc = pci_set_consistent_dma_mask(pdev, persist_dma_mask); | |
6533 | if (rc) { | |
6534 | dev_err(&pdev->dev, | |
6535 | "pci_set_consistent_dma_mask failed, aborting.\n"); | |
6536 | goto err_out_unmap; | |
6537 | } | |
6538 | } else if ((rc = pci_set_dma_mask(pdev, DMA_32BIT_MASK)) != 0) { | |
6539 | dev_err(&pdev->dev, "System does not support DMA, aborting.\n"); | |
6540 | goto err_out_unmap; | |
6541 | } | |
6542 | ||
883e5151 MC |
6543 | if (!(bp->flags & PCIE_FLAG)) |
6544 | bnx2_get_pci_speed(bp); | |
b6016b76 MC |
6545 | |
6546 | /* 5706A0 may falsely detect SERR and PERR. */ | |
6547 | if (CHIP_ID(bp) == CHIP_ID_5706_A0) { | |
6548 | reg = REG_RD(bp, PCI_COMMAND); | |
6549 | reg &= ~(PCI_COMMAND_SERR | PCI_COMMAND_PARITY); | |
6550 | REG_WR(bp, PCI_COMMAND, reg); | |
6551 | } | |
6552 | else if ((CHIP_ID(bp) == CHIP_ID_5706_A1) && | |
6553 | !(bp->flags & PCIX_FLAG)) { | |
6554 | ||
9b91cf9d | 6555 | dev_err(&pdev->dev, |
2e8a538d | 6556 | "5706 A1 can only be used in a PCIX bus, aborting.\n"); |
b6016b76 MC |
6557 | goto err_out_unmap; |
6558 | } | |
6559 | ||
6560 | bnx2_init_nvram(bp); | |
6561 | ||
e3648b3d MC |
6562 | reg = REG_RD_IND(bp, BNX2_SHM_HDR_SIGNATURE); |
6563 | ||
6564 | if ((reg & BNX2_SHM_HDR_SIGNATURE_SIG_MASK) == | |
24cb230b MC |
6565 | BNX2_SHM_HDR_SIGNATURE_SIG) { |
6566 | u32 off = PCI_FUNC(pdev->devfn) << 2; | |
6567 | ||
6568 | bp->shmem_base = REG_RD_IND(bp, BNX2_SHM_HDR_ADDR_0 + off); | |
6569 | } else | |
e3648b3d MC |
6570 | bp->shmem_base = HOST_VIEW_SHMEM_BASE; |
6571 | ||
b6016b76 MC |
6572 | /* Get the permanent MAC address. First we need to make sure the |
6573 | * firmware is actually running. | |
6574 | */ | |
e3648b3d | 6575 | reg = REG_RD_IND(bp, bp->shmem_base + BNX2_DEV_INFO_SIGNATURE); |
b6016b76 MC |
6576 | |
6577 | if ((reg & BNX2_DEV_INFO_SIGNATURE_MAGIC_MASK) != | |
6578 | BNX2_DEV_INFO_SIGNATURE_MAGIC) { | |
9b91cf9d | 6579 | dev_err(&pdev->dev, "Firmware not running, aborting.\n"); |
b6016b76 MC |
6580 | rc = -ENODEV; |
6581 | goto err_out_unmap; | |
6582 | } | |
6583 | ||
58fc2ea4 MC |
6584 | reg = REG_RD_IND(bp, bp->shmem_base + BNX2_DEV_INFO_BC_REV); |
6585 | for (i = 0, j = 0; i < 3; i++) { | |
6586 | u8 num, k, skip0; | |
6587 | ||
6588 | num = (u8) (reg >> (24 - (i * 8))); | |
6589 | for (k = 100, skip0 = 1; k >= 1; num %= k, k /= 10) { | |
6590 | if (num >= k || !skip0 || k == 1) { | |
6591 | bp->fw_version[j++] = (num / k) + '0'; | |
6592 | skip0 = 0; | |
6593 | } | |
6594 | } | |
6595 | if (i != 2) | |
6596 | bp->fw_version[j++] = '.'; | |
6597 | } | |
846f5c62 MC |
6598 | reg = REG_RD_IND(bp, bp->shmem_base + BNX2_PORT_FEATURE); |
6599 | if (reg & BNX2_PORT_FEATURE_WOL_ENABLED) | |
6600 | bp->wol = 1; | |
6601 | ||
6602 | if (reg & BNX2_PORT_FEATURE_ASF_ENABLED) { | |
c2d3db8c MC |
6603 | bp->flags |= ASF_ENABLE_FLAG; |
6604 | ||
6605 | for (i = 0; i < 30; i++) { | |
6606 | reg = REG_RD_IND(bp, bp->shmem_base + | |
6607 | BNX2_BC_STATE_CONDITION); | |
6608 | if (reg & BNX2_CONDITION_MFW_RUN_MASK) | |
6609 | break; | |
6610 | msleep(10); | |
6611 | } | |
6612 | } | |
58fc2ea4 MC |
6613 | reg = REG_RD_IND(bp, bp->shmem_base + BNX2_BC_STATE_CONDITION); |
6614 | reg &= BNX2_CONDITION_MFW_RUN_MASK; | |
6615 | if (reg != BNX2_CONDITION_MFW_RUN_UNKNOWN && | |
6616 | reg != BNX2_CONDITION_MFW_RUN_NONE) { | |
6617 | int i; | |
6618 | u32 addr = REG_RD_IND(bp, bp->shmem_base + BNX2_MFW_VER_PTR); | |
6619 | ||
6620 | bp->fw_version[j++] = ' '; | |
6621 | for (i = 0; i < 3; i++) { | |
6622 | reg = REG_RD_IND(bp, addr + i * 4); | |
6623 | reg = swab32(reg); | |
6624 | memcpy(&bp->fw_version[j], ®, 4); | |
6625 | j += 4; | |
6626 | } | |
6627 | } | |
b6016b76 | 6628 | |
e3648b3d | 6629 | reg = REG_RD_IND(bp, bp->shmem_base + BNX2_PORT_HW_CFG_MAC_UPPER); |
b6016b76 MC |
6630 | bp->mac_addr[0] = (u8) (reg >> 8); |
6631 | bp->mac_addr[1] = (u8) reg; | |
6632 | ||
e3648b3d | 6633 | reg = REG_RD_IND(bp, bp->shmem_base + BNX2_PORT_HW_CFG_MAC_LOWER); |
b6016b76 MC |
6634 | bp->mac_addr[2] = (u8) (reg >> 24); |
6635 | bp->mac_addr[3] = (u8) (reg >> 16); | |
6636 | bp->mac_addr[4] = (u8) (reg >> 8); | |
6637 | bp->mac_addr[5] = (u8) reg; | |
6638 | ||
6639 | bp->tx_ring_size = MAX_TX_DESC_CNT; | |
932f3772 | 6640 | bnx2_set_rx_ring_size(bp, 255); |
b6016b76 MC |
6641 | |
6642 | bp->rx_csum = 1; | |
6643 | ||
6644 | bp->rx_offset = sizeof(struct l2_fhdr) + 2; | |
6645 | ||
6646 | bp->tx_quick_cons_trip_int = 20; | |
6647 | bp->tx_quick_cons_trip = 20; | |
6648 | bp->tx_ticks_int = 80; | |
6649 | bp->tx_ticks = 80; | |
6aa20a22 | 6650 | |
b6016b76 MC |
6651 | bp->rx_quick_cons_trip_int = 6; |
6652 | bp->rx_quick_cons_trip = 6; | |
6653 | bp->rx_ticks_int = 18; | |
6654 | bp->rx_ticks = 18; | |
6655 | ||
7ea6920e | 6656 | bp->stats_ticks = USEC_PER_SEC & BNX2_HC_STATS_TICKS_HC_STAT_TICKS; |
b6016b76 MC |
6657 | |
6658 | bp->timer_interval = HZ; | |
cd339a0e | 6659 | bp->current_interval = HZ; |
b6016b76 | 6660 | |
5b0c76ad MC |
6661 | bp->phy_addr = 1; |
6662 | ||
b6016b76 | 6663 | /* Disable WOL support if we are running on a SERDES chip. */ |
253c8b75 MC |
6664 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
6665 | bnx2_get_5709_media(bp); | |
6666 | else if (CHIP_BOND_ID(bp) & CHIP_BOND_ID_SERDES_BIT) | |
b6016b76 | 6667 | bp->phy_flags |= PHY_SERDES_FLAG; |
bac0dff6 | 6668 | |
0d8a6571 | 6669 | bp->phy_port = PORT_TP; |
bac0dff6 | 6670 | if (bp->phy_flags & PHY_SERDES_FLAG) { |
0d8a6571 | 6671 | bp->phy_port = PORT_FIBRE; |
846f5c62 MC |
6672 | reg = REG_RD_IND(bp, bp->shmem_base + |
6673 | BNX2_SHARED_HW_CFG_CONFIG); | |
6674 | if (!(reg & BNX2_SHARED_HW_CFG_GIG_LINK_ON_VAUX)) { | |
6675 | bp->flags |= NO_WOL_FLAG; | |
6676 | bp->wol = 0; | |
6677 | } | |
bac0dff6 | 6678 | if (CHIP_NUM(bp) != CHIP_NUM_5706) { |
5b0c76ad | 6679 | bp->phy_addr = 2; |
5b0c76ad MC |
6680 | if (reg & BNX2_SHARED_HW_CFG_PHY_2_5G) |
6681 | bp->phy_flags |= PHY_2_5G_CAPABLE_FLAG; | |
6682 | } | |
0d8a6571 MC |
6683 | bnx2_init_remote_phy(bp); |
6684 | ||
261dd5ca MC |
6685 | } else if (CHIP_NUM(bp) == CHIP_NUM_5706 || |
6686 | CHIP_NUM(bp) == CHIP_NUM_5708) | |
6687 | bp->phy_flags |= PHY_CRC_FIX_FLAG; | |
fb0c18bd MC |
6688 | else if (CHIP_NUM(bp) == CHIP_NUM_5709 && |
6689 | (CHIP_REV(bp) == CHIP_REV_Ax || | |
6690 | CHIP_REV(bp) == CHIP_REV_Bx)) | |
b659f44e | 6691 | bp->phy_flags |= PHY_DIS_EARLY_DAC_FLAG; |
b6016b76 | 6692 | |
16088272 MC |
6693 | if ((CHIP_ID(bp) == CHIP_ID_5708_A0) || |
6694 | (CHIP_ID(bp) == CHIP_ID_5708_B0) || | |
846f5c62 | 6695 | (CHIP_ID(bp) == CHIP_ID_5708_B1)) { |
dda1e390 | 6696 | bp->flags |= NO_WOL_FLAG; |
846f5c62 MC |
6697 | bp->wol = 0; |
6698 | } | |
dda1e390 | 6699 | |
b6016b76 MC |
6700 | if (CHIP_ID(bp) == CHIP_ID_5706_A0) { |
6701 | bp->tx_quick_cons_trip_int = | |
6702 | bp->tx_quick_cons_trip; | |
6703 | bp->tx_ticks_int = bp->tx_ticks; | |
6704 | bp->rx_quick_cons_trip_int = | |
6705 | bp->rx_quick_cons_trip; | |
6706 | bp->rx_ticks_int = bp->rx_ticks; | |
6707 | bp->comp_prod_trip_int = bp->comp_prod_trip; | |
6708 | bp->com_ticks_int = bp->com_ticks; | |
6709 | bp->cmd_ticks_int = bp->cmd_ticks; | |
6710 | } | |
6711 | ||
f9317a40 MC |
6712 | /* Disable MSI on 5706 if AMD 8132 bridge is found. |
6713 | * | |
6714 | * MSI is defined to be 32-bit write. The 5706 does 64-bit MSI writes | |
6715 | * with byte enables disabled on the unused 32-bit word. This is legal | |
6716 | * but causes problems on the AMD 8132 which will eventually stop | |
6717 | * responding after a while. | |
6718 | * | |
6719 | * AMD believes this incompatibility is unique to the 5706, and | |
88187dfa | 6720 | * prefers to locally disable MSI rather than globally disabling it. |
f9317a40 MC |
6721 | */ |
6722 | if (CHIP_NUM(bp) == CHIP_NUM_5706 && disable_msi == 0) { | |
6723 | struct pci_dev *amd_8132 = NULL; | |
6724 | ||
6725 | while ((amd_8132 = pci_get_device(PCI_VENDOR_ID_AMD, | |
6726 | PCI_DEVICE_ID_AMD_8132_BRIDGE, | |
6727 | amd_8132))) { | |
f9317a40 | 6728 | |
44c10138 AK |
6729 | if (amd_8132->revision >= 0x10 && |
6730 | amd_8132->revision <= 0x13) { | |
f9317a40 MC |
6731 | disable_msi = 1; |
6732 | pci_dev_put(amd_8132); | |
6733 | break; | |
6734 | } | |
6735 | } | |
6736 | } | |
6737 | ||
deaf391b | 6738 | bnx2_set_default_link(bp); |
b6016b76 MC |
6739 | bp->req_flow_ctrl = FLOW_CTRL_RX | FLOW_CTRL_TX; |
6740 | ||
cd339a0e MC |
6741 | init_timer(&bp->timer); |
6742 | bp->timer.expires = RUN_AT(bp->timer_interval); | |
6743 | bp->timer.data = (unsigned long) bp; | |
6744 | bp->timer.function = bnx2_timer; | |
6745 | ||
b6016b76 MC |
6746 | return 0; |
6747 | ||
6748 | err_out_unmap: | |
6749 | if (bp->regview) { | |
6750 | iounmap(bp->regview); | |
73eef4cd | 6751 | bp->regview = NULL; |
b6016b76 MC |
6752 | } |
6753 | ||
6754 | err_out_release: | |
6755 | pci_release_regions(pdev); | |
6756 | ||
6757 | err_out_disable: | |
6758 | pci_disable_device(pdev); | |
6759 | pci_set_drvdata(pdev, NULL); | |
6760 | ||
6761 | err_out: | |
6762 | return rc; | |
6763 | } | |
6764 | ||
883e5151 MC |
6765 | static char * __devinit |
6766 | bnx2_bus_string(struct bnx2 *bp, char *str) | |
6767 | { | |
6768 | char *s = str; | |
6769 | ||
6770 | if (bp->flags & PCIE_FLAG) { | |
6771 | s += sprintf(s, "PCI Express"); | |
6772 | } else { | |
6773 | s += sprintf(s, "PCI"); | |
6774 | if (bp->flags & PCIX_FLAG) | |
6775 | s += sprintf(s, "-X"); | |
6776 | if (bp->flags & PCI_32BIT_FLAG) | |
6777 | s += sprintf(s, " 32-bit"); | |
6778 | else | |
6779 | s += sprintf(s, " 64-bit"); | |
6780 | s += sprintf(s, " %dMHz", bp->bus_speed_mhz); | |
6781 | } | |
6782 | return str; | |
6783 | } | |
6784 | ||
b6016b76 MC |
6785 | static int __devinit |
6786 | bnx2_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) | |
6787 | { | |
6788 | static int version_printed = 0; | |
6789 | struct net_device *dev = NULL; | |
6790 | struct bnx2 *bp; | |
0795af57 | 6791 | int rc; |
883e5151 | 6792 | char str[40]; |
0795af57 | 6793 | DECLARE_MAC_BUF(mac); |
b6016b76 MC |
6794 | |
6795 | if (version_printed++ == 0) | |
6796 | printk(KERN_INFO "%s", version); | |
6797 | ||
6798 | /* dev zeroed in init_etherdev */ | |
6799 | dev = alloc_etherdev(sizeof(*bp)); | |
6800 | ||
6801 | if (!dev) | |
6802 | return -ENOMEM; | |
6803 | ||
6804 | rc = bnx2_init_board(pdev, dev); | |
6805 | if (rc < 0) { | |
6806 | free_netdev(dev); | |
6807 | return rc; | |
6808 | } | |
6809 | ||
6810 | dev->open = bnx2_open; | |
6811 | dev->hard_start_xmit = bnx2_start_xmit; | |
6812 | dev->stop = bnx2_close; | |
6813 | dev->get_stats = bnx2_get_stats; | |
6814 | dev->set_multicast_list = bnx2_set_rx_mode; | |
6815 | dev->do_ioctl = bnx2_ioctl; | |
6816 | dev->set_mac_address = bnx2_change_mac_addr; | |
6817 | dev->change_mtu = bnx2_change_mtu; | |
6818 | dev->tx_timeout = bnx2_tx_timeout; | |
6819 | dev->watchdog_timeo = TX_TIMEOUT; | |
6820 | #ifdef BCM_VLAN | |
6821 | dev->vlan_rx_register = bnx2_vlan_rx_register; | |
b6016b76 | 6822 | #endif |
b6016b76 | 6823 | dev->ethtool_ops = &bnx2_ethtool_ops; |
b6016b76 | 6824 | |
972ec0d4 | 6825 | bp = netdev_priv(dev); |
bea3348e | 6826 | netif_napi_add(dev, &bp->napi, bnx2_poll, 64); |
b6016b76 MC |
6827 | |
6828 | #if defined(HAVE_POLL_CONTROLLER) || defined(CONFIG_NET_POLL_CONTROLLER) | |
6829 | dev->poll_controller = poll_bnx2; | |
6830 | #endif | |
6831 | ||
1b2f922f MC |
6832 | pci_set_drvdata(pdev, dev); |
6833 | ||
6834 | memcpy(dev->dev_addr, bp->mac_addr, 6); | |
6835 | memcpy(dev->perm_addr, bp->mac_addr, 6); | |
6836 | bp->name = board_info[ent->driver_data].name; | |
6837 | ||
d212f87b | 6838 | dev->features |= NETIF_F_IP_CSUM | NETIF_F_SG; |
4666f87a | 6839 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
d212f87b SH |
6840 | dev->features |= NETIF_F_IPV6_CSUM; |
6841 | ||
1b2f922f MC |
6842 | #ifdef BCM_VLAN |
6843 | dev->features |= NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_RX; | |
6844 | #endif | |
6845 | dev->features |= NETIF_F_TSO | NETIF_F_TSO_ECN; | |
4666f87a MC |
6846 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
6847 | dev->features |= NETIF_F_TSO6; | |
1b2f922f | 6848 | |
b6016b76 | 6849 | if ((rc = register_netdev(dev))) { |
9b91cf9d | 6850 | dev_err(&pdev->dev, "Cannot register net device\n"); |
b6016b76 MC |
6851 | if (bp->regview) |
6852 | iounmap(bp->regview); | |
6853 | pci_release_regions(pdev); | |
6854 | pci_disable_device(pdev); | |
6855 | pci_set_drvdata(pdev, NULL); | |
6856 | free_netdev(dev); | |
6857 | return rc; | |
6858 | } | |
6859 | ||
883e5151 | 6860 | printk(KERN_INFO "%s: %s (%c%d) %s found at mem %lx, " |
0795af57 | 6861 | "IRQ %d, node addr %s\n", |
b6016b76 MC |
6862 | dev->name, |
6863 | bp->name, | |
6864 | ((CHIP_ID(bp) & 0xf000) >> 12) + 'A', | |
6865 | ((CHIP_ID(bp) & 0x0ff0) >> 4), | |
883e5151 | 6866 | bnx2_bus_string(bp, str), |
b6016b76 | 6867 | dev->base_addr, |
0795af57 | 6868 | bp->pdev->irq, print_mac(mac, dev->dev_addr)); |
b6016b76 | 6869 | |
b6016b76 MC |
6870 | return 0; |
6871 | } | |
6872 | ||
6873 | static void __devexit | |
6874 | bnx2_remove_one(struct pci_dev *pdev) | |
6875 | { | |
6876 | struct net_device *dev = pci_get_drvdata(pdev); | |
972ec0d4 | 6877 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 6878 | |
afdc08b9 MC |
6879 | flush_scheduled_work(); |
6880 | ||
b6016b76 MC |
6881 | unregister_netdev(dev); |
6882 | ||
6883 | if (bp->regview) | |
6884 | iounmap(bp->regview); | |
6885 | ||
6886 | free_netdev(dev); | |
6887 | pci_release_regions(pdev); | |
6888 | pci_disable_device(pdev); | |
6889 | pci_set_drvdata(pdev, NULL); | |
6890 | } | |
6891 | ||
6892 | static int | |
829ca9a3 | 6893 | bnx2_suspend(struct pci_dev *pdev, pm_message_t state) |
b6016b76 MC |
6894 | { |
6895 | struct net_device *dev = pci_get_drvdata(pdev); | |
972ec0d4 | 6896 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6897 | u32 reset_code; |
6898 | ||
6caebb02 MC |
6899 | /* PCI register 4 needs to be saved whether netif_running() or not. |
6900 | * MSI address and data need to be saved if using MSI and | |
6901 | * netif_running(). | |
6902 | */ | |
6903 | pci_save_state(pdev); | |
b6016b76 MC |
6904 | if (!netif_running(dev)) |
6905 | return 0; | |
6906 | ||
1d60290f | 6907 | flush_scheduled_work(); |
b6016b76 MC |
6908 | bnx2_netif_stop(bp); |
6909 | netif_device_detach(dev); | |
6910 | del_timer_sync(&bp->timer); | |
dda1e390 | 6911 | if (bp->flags & NO_WOL_FLAG) |
6c4f095e | 6912 | reset_code = BNX2_DRV_MSG_CODE_UNLOAD_LNK_DN; |
dda1e390 | 6913 | else if (bp->wol) |
b6016b76 MC |
6914 | reset_code = BNX2_DRV_MSG_CODE_SUSPEND_WOL; |
6915 | else | |
6916 | reset_code = BNX2_DRV_MSG_CODE_SUSPEND_NO_WOL; | |
6917 | bnx2_reset_chip(bp, reset_code); | |
6918 | bnx2_free_skbs(bp); | |
829ca9a3 | 6919 | bnx2_set_power_state(bp, pci_choose_state(pdev, state)); |
b6016b76 MC |
6920 | return 0; |
6921 | } | |
6922 | ||
6923 | static int | |
6924 | bnx2_resume(struct pci_dev *pdev) | |
6925 | { | |
6926 | struct net_device *dev = pci_get_drvdata(pdev); | |
972ec0d4 | 6927 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 6928 | |
6caebb02 | 6929 | pci_restore_state(pdev); |
b6016b76 MC |
6930 | if (!netif_running(dev)) |
6931 | return 0; | |
6932 | ||
829ca9a3 | 6933 | bnx2_set_power_state(bp, PCI_D0); |
b6016b76 MC |
6934 | netif_device_attach(dev); |
6935 | bnx2_init_nic(bp); | |
6936 | bnx2_netif_start(bp); | |
6937 | return 0; | |
6938 | } | |
6939 | ||
6940 | static struct pci_driver bnx2_pci_driver = { | |
14ab9b86 PH |
6941 | .name = DRV_MODULE_NAME, |
6942 | .id_table = bnx2_pci_tbl, | |
6943 | .probe = bnx2_init_one, | |
6944 | .remove = __devexit_p(bnx2_remove_one), | |
6945 | .suspend = bnx2_suspend, | |
6946 | .resume = bnx2_resume, | |
b6016b76 MC |
6947 | }; |
6948 | ||
6949 | static int __init bnx2_init(void) | |
6950 | { | |
29917620 | 6951 | return pci_register_driver(&bnx2_pci_driver); |
b6016b76 MC |
6952 | } |
6953 | ||
6954 | static void __exit bnx2_cleanup(void) | |
6955 | { | |
6956 | pci_unregister_driver(&bnx2_pci_driver); | |
6957 | } | |
6958 | ||
6959 | module_init(bnx2_init); | |
6960 | module_exit(bnx2_cleanup); | |
6961 | ||
6962 | ||
6963 |