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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 | |
110d0ef9 | 55 | #define FW_BUF_SIZE 0x10000 |
b3448b0b | 56 | |
b6016b76 MC |
57 | #define DRV_MODULE_NAME "bnx2" |
58 | #define PFX DRV_MODULE_NAME ": " | |
a0d142c6 MC |
59 | #define DRV_MODULE_VERSION "1.7.0" |
60 | #define DRV_MODULE_RELDATE "December 11, 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) { | |
e343d55c | 471 | pci_free_consistent(bp->pdev, TXBD_RING_SIZE, |
b6016b76 MC |
472 | bp->tx_desc_ring, bp->tx_desc_mapping); |
473 | bp->tx_desc_ring = NULL; | |
474 | } | |
b4558ea9 JJ |
475 | kfree(bp->tx_buf_ring); |
476 | bp->tx_buf_ring = NULL; | |
13daffa2 MC |
477 | for (i = 0; i < bp->rx_max_ring; i++) { |
478 | if (bp->rx_desc_ring[i]) | |
e343d55c | 479 | pci_free_consistent(bp->pdev, RXBD_RING_SIZE, |
13daffa2 MC |
480 | bp->rx_desc_ring[i], |
481 | bp->rx_desc_mapping[i]); | |
482 | bp->rx_desc_ring[i] = NULL; | |
483 | } | |
484 | vfree(bp->rx_buf_ring); | |
b4558ea9 | 485 | bp->rx_buf_ring = NULL; |
47bf4246 MC |
486 | for (i = 0; i < bp->rx_max_pg_ring; i++) { |
487 | if (bp->rx_pg_desc_ring[i]) | |
488 | pci_free_consistent(bp->pdev, RXBD_RING_SIZE, | |
489 | bp->rx_pg_desc_ring[i], | |
490 | bp->rx_pg_desc_mapping[i]); | |
491 | bp->rx_pg_desc_ring[i] = NULL; | |
492 | } | |
493 | if (bp->rx_pg_ring) | |
494 | vfree(bp->rx_pg_ring); | |
495 | bp->rx_pg_ring = NULL; | |
b6016b76 MC |
496 | } |
497 | ||
498 | static int | |
499 | bnx2_alloc_mem(struct bnx2 *bp) | |
500 | { | |
0f31f994 | 501 | int i, status_blk_size; |
13daffa2 | 502 | |
e343d55c | 503 | bp->tx_buf_ring = kzalloc(SW_TXBD_RING_SIZE, GFP_KERNEL); |
b6016b76 MC |
504 | if (bp->tx_buf_ring == NULL) |
505 | return -ENOMEM; | |
506 | ||
e343d55c | 507 | bp->tx_desc_ring = pci_alloc_consistent(bp->pdev, TXBD_RING_SIZE, |
b6016b76 MC |
508 | &bp->tx_desc_mapping); |
509 | if (bp->tx_desc_ring == NULL) | |
510 | goto alloc_mem_err; | |
511 | ||
e343d55c | 512 | bp->rx_buf_ring = vmalloc(SW_RXBD_RING_SIZE * bp->rx_max_ring); |
b6016b76 MC |
513 | if (bp->rx_buf_ring == NULL) |
514 | goto alloc_mem_err; | |
515 | ||
e343d55c | 516 | memset(bp->rx_buf_ring, 0, SW_RXBD_RING_SIZE * bp->rx_max_ring); |
13daffa2 MC |
517 | |
518 | for (i = 0; i < bp->rx_max_ring; i++) { | |
519 | bp->rx_desc_ring[i] = | |
e343d55c | 520 | pci_alloc_consistent(bp->pdev, RXBD_RING_SIZE, |
13daffa2 MC |
521 | &bp->rx_desc_mapping[i]); |
522 | if (bp->rx_desc_ring[i] == NULL) | |
523 | goto alloc_mem_err; | |
524 | ||
525 | } | |
b6016b76 | 526 | |
47bf4246 MC |
527 | if (bp->rx_pg_ring_size) { |
528 | bp->rx_pg_ring = vmalloc(SW_RXPG_RING_SIZE * | |
529 | bp->rx_max_pg_ring); | |
530 | if (bp->rx_pg_ring == NULL) | |
531 | goto alloc_mem_err; | |
532 | ||
533 | memset(bp->rx_pg_ring, 0, SW_RXPG_RING_SIZE * | |
534 | bp->rx_max_pg_ring); | |
535 | } | |
536 | ||
537 | for (i = 0; i < bp->rx_max_pg_ring; i++) { | |
538 | bp->rx_pg_desc_ring[i] = | |
539 | pci_alloc_consistent(bp->pdev, RXBD_RING_SIZE, | |
540 | &bp->rx_pg_desc_mapping[i]); | |
541 | if (bp->rx_pg_desc_ring[i] == NULL) | |
542 | goto alloc_mem_err; | |
543 | ||
544 | } | |
545 | ||
0f31f994 MC |
546 | /* Combine status and statistics blocks into one allocation. */ |
547 | status_blk_size = L1_CACHE_ALIGN(sizeof(struct status_block)); | |
548 | bp->status_stats_size = status_blk_size + | |
549 | sizeof(struct statistics_block); | |
550 | ||
551 | bp->status_blk = pci_alloc_consistent(bp->pdev, bp->status_stats_size, | |
b6016b76 MC |
552 | &bp->status_blk_mapping); |
553 | if (bp->status_blk == NULL) | |
554 | goto alloc_mem_err; | |
555 | ||
0f31f994 | 556 | memset(bp->status_blk, 0, bp->status_stats_size); |
b6016b76 | 557 | |
0f31f994 MC |
558 | bp->stats_blk = (void *) ((unsigned long) bp->status_blk + |
559 | status_blk_size); | |
b6016b76 | 560 | |
0f31f994 | 561 | bp->stats_blk_mapping = bp->status_blk_mapping + status_blk_size; |
b6016b76 | 562 | |
59b47d8a MC |
563 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
564 | bp->ctx_pages = 0x2000 / BCM_PAGE_SIZE; | |
565 | if (bp->ctx_pages == 0) | |
566 | bp->ctx_pages = 1; | |
567 | for (i = 0; i < bp->ctx_pages; i++) { | |
568 | bp->ctx_blk[i] = pci_alloc_consistent(bp->pdev, | |
569 | BCM_PAGE_SIZE, | |
570 | &bp->ctx_blk_mapping[i]); | |
571 | if (bp->ctx_blk[i] == NULL) | |
572 | goto alloc_mem_err; | |
573 | } | |
574 | } | |
b6016b76 MC |
575 | return 0; |
576 | ||
577 | alloc_mem_err: | |
578 | bnx2_free_mem(bp); | |
579 | return -ENOMEM; | |
580 | } | |
581 | ||
e3648b3d MC |
582 | static void |
583 | bnx2_report_fw_link(struct bnx2 *bp) | |
584 | { | |
585 | u32 fw_link_status = 0; | |
586 | ||
0d8a6571 MC |
587 | if (bp->phy_flags & REMOTE_PHY_CAP_FLAG) |
588 | return; | |
589 | ||
e3648b3d MC |
590 | if (bp->link_up) { |
591 | u32 bmsr; | |
592 | ||
593 | switch (bp->line_speed) { | |
594 | case SPEED_10: | |
595 | if (bp->duplex == DUPLEX_HALF) | |
596 | fw_link_status = BNX2_LINK_STATUS_10HALF; | |
597 | else | |
598 | fw_link_status = BNX2_LINK_STATUS_10FULL; | |
599 | break; | |
600 | case SPEED_100: | |
601 | if (bp->duplex == DUPLEX_HALF) | |
602 | fw_link_status = BNX2_LINK_STATUS_100HALF; | |
603 | else | |
604 | fw_link_status = BNX2_LINK_STATUS_100FULL; | |
605 | break; | |
606 | case SPEED_1000: | |
607 | if (bp->duplex == DUPLEX_HALF) | |
608 | fw_link_status = BNX2_LINK_STATUS_1000HALF; | |
609 | else | |
610 | fw_link_status = BNX2_LINK_STATUS_1000FULL; | |
611 | break; | |
612 | case SPEED_2500: | |
613 | if (bp->duplex == DUPLEX_HALF) | |
614 | fw_link_status = BNX2_LINK_STATUS_2500HALF; | |
615 | else | |
616 | fw_link_status = BNX2_LINK_STATUS_2500FULL; | |
617 | break; | |
618 | } | |
619 | ||
620 | fw_link_status |= BNX2_LINK_STATUS_LINK_UP; | |
621 | ||
622 | if (bp->autoneg) { | |
623 | fw_link_status |= BNX2_LINK_STATUS_AN_ENABLED; | |
624 | ||
ca58c3af MC |
625 | bnx2_read_phy(bp, bp->mii_bmsr, &bmsr); |
626 | bnx2_read_phy(bp, bp->mii_bmsr, &bmsr); | |
e3648b3d MC |
627 | |
628 | if (!(bmsr & BMSR_ANEGCOMPLETE) || | |
629 | bp->phy_flags & PHY_PARALLEL_DETECT_FLAG) | |
630 | fw_link_status |= BNX2_LINK_STATUS_PARALLEL_DET; | |
631 | else | |
632 | fw_link_status |= BNX2_LINK_STATUS_AN_COMPLETE; | |
633 | } | |
634 | } | |
635 | else | |
636 | fw_link_status = BNX2_LINK_STATUS_LINK_DOWN; | |
637 | ||
638 | REG_WR_IND(bp, bp->shmem_base + BNX2_LINK_STATUS, fw_link_status); | |
639 | } | |
640 | ||
9b1084b8 MC |
641 | static char * |
642 | bnx2_xceiver_str(struct bnx2 *bp) | |
643 | { | |
644 | return ((bp->phy_port == PORT_FIBRE) ? "SerDes" : | |
645 | ((bp->phy_flags & PHY_SERDES_FLAG) ? "Remote Copper" : | |
646 | "Copper")); | |
647 | } | |
648 | ||
b6016b76 MC |
649 | static void |
650 | bnx2_report_link(struct bnx2 *bp) | |
651 | { | |
652 | if (bp->link_up) { | |
653 | netif_carrier_on(bp->dev); | |
9b1084b8 MC |
654 | printk(KERN_INFO PFX "%s NIC %s Link is Up, ", bp->dev->name, |
655 | bnx2_xceiver_str(bp)); | |
b6016b76 MC |
656 | |
657 | printk("%d Mbps ", bp->line_speed); | |
658 | ||
659 | if (bp->duplex == DUPLEX_FULL) | |
660 | printk("full duplex"); | |
661 | else | |
662 | printk("half duplex"); | |
663 | ||
664 | if (bp->flow_ctrl) { | |
665 | if (bp->flow_ctrl & FLOW_CTRL_RX) { | |
666 | printk(", receive "); | |
667 | if (bp->flow_ctrl & FLOW_CTRL_TX) | |
668 | printk("& transmit "); | |
669 | } | |
670 | else { | |
671 | printk(", transmit "); | |
672 | } | |
673 | printk("flow control ON"); | |
674 | } | |
675 | printk("\n"); | |
676 | } | |
677 | else { | |
678 | netif_carrier_off(bp->dev); | |
9b1084b8 MC |
679 | printk(KERN_ERR PFX "%s NIC %s Link is Down\n", bp->dev->name, |
680 | bnx2_xceiver_str(bp)); | |
b6016b76 | 681 | } |
e3648b3d MC |
682 | |
683 | bnx2_report_fw_link(bp); | |
b6016b76 MC |
684 | } |
685 | ||
686 | static void | |
687 | bnx2_resolve_flow_ctrl(struct bnx2 *bp) | |
688 | { | |
689 | u32 local_adv, remote_adv; | |
690 | ||
691 | bp->flow_ctrl = 0; | |
6aa20a22 | 692 | if ((bp->autoneg & (AUTONEG_SPEED | AUTONEG_FLOW_CTRL)) != |
b6016b76 MC |
693 | (AUTONEG_SPEED | AUTONEG_FLOW_CTRL)) { |
694 | ||
695 | if (bp->duplex == DUPLEX_FULL) { | |
696 | bp->flow_ctrl = bp->req_flow_ctrl; | |
697 | } | |
698 | return; | |
699 | } | |
700 | ||
701 | if (bp->duplex != DUPLEX_FULL) { | |
702 | return; | |
703 | } | |
704 | ||
5b0c76ad MC |
705 | if ((bp->phy_flags & PHY_SERDES_FLAG) && |
706 | (CHIP_NUM(bp) == CHIP_NUM_5708)) { | |
707 | u32 val; | |
708 | ||
709 | bnx2_read_phy(bp, BCM5708S_1000X_STAT1, &val); | |
710 | if (val & BCM5708S_1000X_STAT1_TX_PAUSE) | |
711 | bp->flow_ctrl |= FLOW_CTRL_TX; | |
712 | if (val & BCM5708S_1000X_STAT1_RX_PAUSE) | |
713 | bp->flow_ctrl |= FLOW_CTRL_RX; | |
714 | return; | |
715 | } | |
716 | ||
ca58c3af MC |
717 | bnx2_read_phy(bp, bp->mii_adv, &local_adv); |
718 | bnx2_read_phy(bp, bp->mii_lpa, &remote_adv); | |
b6016b76 MC |
719 | |
720 | if (bp->phy_flags & PHY_SERDES_FLAG) { | |
721 | u32 new_local_adv = 0; | |
722 | u32 new_remote_adv = 0; | |
723 | ||
724 | if (local_adv & ADVERTISE_1000XPAUSE) | |
725 | new_local_adv |= ADVERTISE_PAUSE_CAP; | |
726 | if (local_adv & ADVERTISE_1000XPSE_ASYM) | |
727 | new_local_adv |= ADVERTISE_PAUSE_ASYM; | |
728 | if (remote_adv & ADVERTISE_1000XPAUSE) | |
729 | new_remote_adv |= ADVERTISE_PAUSE_CAP; | |
730 | if (remote_adv & ADVERTISE_1000XPSE_ASYM) | |
731 | new_remote_adv |= ADVERTISE_PAUSE_ASYM; | |
732 | ||
733 | local_adv = new_local_adv; | |
734 | remote_adv = new_remote_adv; | |
735 | } | |
736 | ||
737 | /* See Table 28B-3 of 802.3ab-1999 spec. */ | |
738 | if (local_adv & ADVERTISE_PAUSE_CAP) { | |
739 | if(local_adv & ADVERTISE_PAUSE_ASYM) { | |
740 | if (remote_adv & ADVERTISE_PAUSE_CAP) { | |
741 | bp->flow_ctrl = FLOW_CTRL_TX | FLOW_CTRL_RX; | |
742 | } | |
743 | else if (remote_adv & ADVERTISE_PAUSE_ASYM) { | |
744 | bp->flow_ctrl = FLOW_CTRL_RX; | |
745 | } | |
746 | } | |
747 | else { | |
748 | if (remote_adv & ADVERTISE_PAUSE_CAP) { | |
749 | bp->flow_ctrl = FLOW_CTRL_TX | FLOW_CTRL_RX; | |
750 | } | |
751 | } | |
752 | } | |
753 | else if (local_adv & ADVERTISE_PAUSE_ASYM) { | |
754 | if ((remote_adv & ADVERTISE_PAUSE_CAP) && | |
755 | (remote_adv & ADVERTISE_PAUSE_ASYM)) { | |
756 | ||
757 | bp->flow_ctrl = FLOW_CTRL_TX; | |
758 | } | |
759 | } | |
760 | } | |
761 | ||
27a005b8 MC |
762 | static int |
763 | bnx2_5709s_linkup(struct bnx2 *bp) | |
764 | { | |
765 | u32 val, speed; | |
766 | ||
767 | bp->link_up = 1; | |
768 | ||
769 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_GP_STATUS); | |
770 | bnx2_read_phy(bp, MII_BNX2_GP_TOP_AN_STATUS1, &val); | |
771 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_COMBO_IEEEB0); | |
772 | ||
773 | if ((bp->autoneg & AUTONEG_SPEED) == 0) { | |
774 | bp->line_speed = bp->req_line_speed; | |
775 | bp->duplex = bp->req_duplex; | |
776 | return 0; | |
777 | } | |
778 | speed = val & MII_BNX2_GP_TOP_AN_SPEED_MSK; | |
779 | switch (speed) { | |
780 | case MII_BNX2_GP_TOP_AN_SPEED_10: | |
781 | bp->line_speed = SPEED_10; | |
782 | break; | |
783 | case MII_BNX2_GP_TOP_AN_SPEED_100: | |
784 | bp->line_speed = SPEED_100; | |
785 | break; | |
786 | case MII_BNX2_GP_TOP_AN_SPEED_1G: | |
787 | case MII_BNX2_GP_TOP_AN_SPEED_1GKV: | |
788 | bp->line_speed = SPEED_1000; | |
789 | break; | |
790 | case MII_BNX2_GP_TOP_AN_SPEED_2_5G: | |
791 | bp->line_speed = SPEED_2500; | |
792 | break; | |
793 | } | |
794 | if (val & MII_BNX2_GP_TOP_AN_FD) | |
795 | bp->duplex = DUPLEX_FULL; | |
796 | else | |
797 | bp->duplex = DUPLEX_HALF; | |
798 | return 0; | |
799 | } | |
800 | ||
b6016b76 | 801 | static int |
5b0c76ad MC |
802 | bnx2_5708s_linkup(struct bnx2 *bp) |
803 | { | |
804 | u32 val; | |
805 | ||
806 | bp->link_up = 1; | |
807 | bnx2_read_phy(bp, BCM5708S_1000X_STAT1, &val); | |
808 | switch (val & BCM5708S_1000X_STAT1_SPEED_MASK) { | |
809 | case BCM5708S_1000X_STAT1_SPEED_10: | |
810 | bp->line_speed = SPEED_10; | |
811 | break; | |
812 | case BCM5708S_1000X_STAT1_SPEED_100: | |
813 | bp->line_speed = SPEED_100; | |
814 | break; | |
815 | case BCM5708S_1000X_STAT1_SPEED_1G: | |
816 | bp->line_speed = SPEED_1000; | |
817 | break; | |
818 | case BCM5708S_1000X_STAT1_SPEED_2G5: | |
819 | bp->line_speed = SPEED_2500; | |
820 | break; | |
821 | } | |
822 | if (val & BCM5708S_1000X_STAT1_FD) | |
823 | bp->duplex = DUPLEX_FULL; | |
824 | else | |
825 | bp->duplex = DUPLEX_HALF; | |
826 | ||
827 | return 0; | |
828 | } | |
829 | ||
830 | static int | |
831 | bnx2_5706s_linkup(struct bnx2 *bp) | |
b6016b76 MC |
832 | { |
833 | u32 bmcr, local_adv, remote_adv, common; | |
834 | ||
835 | bp->link_up = 1; | |
836 | bp->line_speed = SPEED_1000; | |
837 | ||
ca58c3af | 838 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
b6016b76 MC |
839 | if (bmcr & BMCR_FULLDPLX) { |
840 | bp->duplex = DUPLEX_FULL; | |
841 | } | |
842 | else { | |
843 | bp->duplex = DUPLEX_HALF; | |
844 | } | |
845 | ||
846 | if (!(bmcr & BMCR_ANENABLE)) { | |
847 | return 0; | |
848 | } | |
849 | ||
ca58c3af MC |
850 | bnx2_read_phy(bp, bp->mii_adv, &local_adv); |
851 | bnx2_read_phy(bp, bp->mii_lpa, &remote_adv); | |
b6016b76 MC |
852 | |
853 | common = local_adv & remote_adv; | |
854 | if (common & (ADVERTISE_1000XHALF | ADVERTISE_1000XFULL)) { | |
855 | ||
856 | if (common & ADVERTISE_1000XFULL) { | |
857 | bp->duplex = DUPLEX_FULL; | |
858 | } | |
859 | else { | |
860 | bp->duplex = DUPLEX_HALF; | |
861 | } | |
862 | } | |
863 | ||
864 | return 0; | |
865 | } | |
866 | ||
867 | static int | |
868 | bnx2_copper_linkup(struct bnx2 *bp) | |
869 | { | |
870 | u32 bmcr; | |
871 | ||
ca58c3af | 872 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
b6016b76 MC |
873 | if (bmcr & BMCR_ANENABLE) { |
874 | u32 local_adv, remote_adv, common; | |
875 | ||
876 | bnx2_read_phy(bp, MII_CTRL1000, &local_adv); | |
877 | bnx2_read_phy(bp, MII_STAT1000, &remote_adv); | |
878 | ||
879 | common = local_adv & (remote_adv >> 2); | |
880 | if (common & ADVERTISE_1000FULL) { | |
881 | bp->line_speed = SPEED_1000; | |
882 | bp->duplex = DUPLEX_FULL; | |
883 | } | |
884 | else if (common & ADVERTISE_1000HALF) { | |
885 | bp->line_speed = SPEED_1000; | |
886 | bp->duplex = DUPLEX_HALF; | |
887 | } | |
888 | else { | |
ca58c3af MC |
889 | bnx2_read_phy(bp, bp->mii_adv, &local_adv); |
890 | bnx2_read_phy(bp, bp->mii_lpa, &remote_adv); | |
b6016b76 MC |
891 | |
892 | common = local_adv & remote_adv; | |
893 | if (common & ADVERTISE_100FULL) { | |
894 | bp->line_speed = SPEED_100; | |
895 | bp->duplex = DUPLEX_FULL; | |
896 | } | |
897 | else if (common & ADVERTISE_100HALF) { | |
898 | bp->line_speed = SPEED_100; | |
899 | bp->duplex = DUPLEX_HALF; | |
900 | } | |
901 | else if (common & ADVERTISE_10FULL) { | |
902 | bp->line_speed = SPEED_10; | |
903 | bp->duplex = DUPLEX_FULL; | |
904 | } | |
905 | else if (common & ADVERTISE_10HALF) { | |
906 | bp->line_speed = SPEED_10; | |
907 | bp->duplex = DUPLEX_HALF; | |
908 | } | |
909 | else { | |
910 | bp->line_speed = 0; | |
911 | bp->link_up = 0; | |
912 | } | |
913 | } | |
914 | } | |
915 | else { | |
916 | if (bmcr & BMCR_SPEED100) { | |
917 | bp->line_speed = SPEED_100; | |
918 | } | |
919 | else { | |
920 | bp->line_speed = SPEED_10; | |
921 | } | |
922 | if (bmcr & BMCR_FULLDPLX) { | |
923 | bp->duplex = DUPLEX_FULL; | |
924 | } | |
925 | else { | |
926 | bp->duplex = DUPLEX_HALF; | |
927 | } | |
928 | } | |
929 | ||
930 | return 0; | |
931 | } | |
932 | ||
933 | static int | |
934 | bnx2_set_mac_link(struct bnx2 *bp) | |
935 | { | |
936 | u32 val; | |
937 | ||
938 | REG_WR(bp, BNX2_EMAC_TX_LENGTHS, 0x2620); | |
939 | if (bp->link_up && (bp->line_speed == SPEED_1000) && | |
940 | (bp->duplex == DUPLEX_HALF)) { | |
941 | REG_WR(bp, BNX2_EMAC_TX_LENGTHS, 0x26ff); | |
942 | } | |
943 | ||
944 | /* Configure the EMAC mode register. */ | |
945 | val = REG_RD(bp, BNX2_EMAC_MODE); | |
946 | ||
947 | val &= ~(BNX2_EMAC_MODE_PORT | BNX2_EMAC_MODE_HALF_DUPLEX | | |
5b0c76ad | 948 | BNX2_EMAC_MODE_MAC_LOOP | BNX2_EMAC_MODE_FORCE_LINK | |
59b47d8a | 949 | BNX2_EMAC_MODE_25G_MODE); |
b6016b76 MC |
950 | |
951 | if (bp->link_up) { | |
5b0c76ad MC |
952 | switch (bp->line_speed) { |
953 | case SPEED_10: | |
59b47d8a MC |
954 | if (CHIP_NUM(bp) != CHIP_NUM_5706) { |
955 | val |= BNX2_EMAC_MODE_PORT_MII_10M; | |
5b0c76ad MC |
956 | break; |
957 | } | |
958 | /* fall through */ | |
959 | case SPEED_100: | |
960 | val |= BNX2_EMAC_MODE_PORT_MII; | |
961 | break; | |
962 | case SPEED_2500: | |
59b47d8a | 963 | val |= BNX2_EMAC_MODE_25G_MODE; |
5b0c76ad MC |
964 | /* fall through */ |
965 | case SPEED_1000: | |
966 | val |= BNX2_EMAC_MODE_PORT_GMII; | |
967 | break; | |
968 | } | |
b6016b76 MC |
969 | } |
970 | else { | |
971 | val |= BNX2_EMAC_MODE_PORT_GMII; | |
972 | } | |
973 | ||
974 | /* Set the MAC to operate in the appropriate duplex mode. */ | |
975 | if (bp->duplex == DUPLEX_HALF) | |
976 | val |= BNX2_EMAC_MODE_HALF_DUPLEX; | |
977 | REG_WR(bp, BNX2_EMAC_MODE, val); | |
978 | ||
979 | /* Enable/disable rx PAUSE. */ | |
980 | bp->rx_mode &= ~BNX2_EMAC_RX_MODE_FLOW_EN; | |
981 | ||
982 | if (bp->flow_ctrl & FLOW_CTRL_RX) | |
983 | bp->rx_mode |= BNX2_EMAC_RX_MODE_FLOW_EN; | |
984 | REG_WR(bp, BNX2_EMAC_RX_MODE, bp->rx_mode); | |
985 | ||
986 | /* Enable/disable tx PAUSE. */ | |
987 | val = REG_RD(bp, BNX2_EMAC_TX_MODE); | |
988 | val &= ~BNX2_EMAC_TX_MODE_FLOW_EN; | |
989 | ||
990 | if (bp->flow_ctrl & FLOW_CTRL_TX) | |
991 | val |= BNX2_EMAC_TX_MODE_FLOW_EN; | |
992 | REG_WR(bp, BNX2_EMAC_TX_MODE, val); | |
993 | ||
994 | /* Acknowledge the interrupt. */ | |
995 | REG_WR(bp, BNX2_EMAC_STATUS, BNX2_EMAC_STATUS_LINK_CHANGE); | |
996 | ||
997 | return 0; | |
998 | } | |
999 | ||
27a005b8 MC |
1000 | static void |
1001 | bnx2_enable_bmsr1(struct bnx2 *bp) | |
1002 | { | |
1003 | if ((bp->phy_flags & PHY_SERDES_FLAG) && | |
1004 | (CHIP_NUM(bp) == CHIP_NUM_5709)) | |
1005 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, | |
1006 | MII_BNX2_BLK_ADDR_GP_STATUS); | |
1007 | } | |
1008 | ||
1009 | static void | |
1010 | bnx2_disable_bmsr1(struct bnx2 *bp) | |
1011 | { | |
1012 | if ((bp->phy_flags & PHY_SERDES_FLAG) && | |
1013 | (CHIP_NUM(bp) == CHIP_NUM_5709)) | |
1014 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, | |
1015 | MII_BNX2_BLK_ADDR_COMBO_IEEEB0); | |
1016 | } | |
1017 | ||
605a9e20 MC |
1018 | static int |
1019 | bnx2_test_and_enable_2g5(struct bnx2 *bp) | |
1020 | { | |
1021 | u32 up1; | |
1022 | int ret = 1; | |
1023 | ||
1024 | if (!(bp->phy_flags & PHY_2_5G_CAPABLE_FLAG)) | |
1025 | return 0; | |
1026 | ||
1027 | if (bp->autoneg & AUTONEG_SPEED) | |
1028 | bp->advertising |= ADVERTISED_2500baseX_Full; | |
1029 | ||
27a005b8 MC |
1030 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
1031 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_OVER1G); | |
1032 | ||
605a9e20 MC |
1033 | bnx2_read_phy(bp, bp->mii_up1, &up1); |
1034 | if (!(up1 & BCM5708S_UP1_2G5)) { | |
1035 | up1 |= BCM5708S_UP1_2G5; | |
1036 | bnx2_write_phy(bp, bp->mii_up1, up1); | |
1037 | ret = 0; | |
1038 | } | |
1039 | ||
27a005b8 MC |
1040 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
1041 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, | |
1042 | MII_BNX2_BLK_ADDR_COMBO_IEEEB0); | |
1043 | ||
605a9e20 MC |
1044 | return ret; |
1045 | } | |
1046 | ||
1047 | static int | |
1048 | bnx2_test_and_disable_2g5(struct bnx2 *bp) | |
1049 | { | |
1050 | u32 up1; | |
1051 | int ret = 0; | |
1052 | ||
1053 | if (!(bp->phy_flags & PHY_2_5G_CAPABLE_FLAG)) | |
1054 | return 0; | |
1055 | ||
27a005b8 MC |
1056 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
1057 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_OVER1G); | |
1058 | ||
605a9e20 MC |
1059 | bnx2_read_phy(bp, bp->mii_up1, &up1); |
1060 | if (up1 & BCM5708S_UP1_2G5) { | |
1061 | up1 &= ~BCM5708S_UP1_2G5; | |
1062 | bnx2_write_phy(bp, bp->mii_up1, up1); | |
1063 | ret = 1; | |
1064 | } | |
1065 | ||
27a005b8 MC |
1066 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
1067 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, | |
1068 | MII_BNX2_BLK_ADDR_COMBO_IEEEB0); | |
1069 | ||
605a9e20 MC |
1070 | return ret; |
1071 | } | |
1072 | ||
1073 | static void | |
1074 | bnx2_enable_forced_2g5(struct bnx2 *bp) | |
1075 | { | |
1076 | u32 bmcr; | |
1077 | ||
1078 | if (!(bp->phy_flags & PHY_2_5G_CAPABLE_FLAG)) | |
1079 | return; | |
1080 | ||
27a005b8 MC |
1081 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
1082 | u32 val; | |
1083 | ||
1084 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, | |
1085 | MII_BNX2_BLK_ADDR_SERDES_DIG); | |
1086 | bnx2_read_phy(bp, MII_BNX2_SERDES_DIG_MISC1, &val); | |
1087 | val &= ~MII_BNX2_SD_MISC1_FORCE_MSK; | |
1088 | val |= MII_BNX2_SD_MISC1_FORCE | MII_BNX2_SD_MISC1_FORCE_2_5G; | |
1089 | bnx2_write_phy(bp, MII_BNX2_SERDES_DIG_MISC1, val); | |
1090 | ||
1091 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, | |
1092 | MII_BNX2_BLK_ADDR_COMBO_IEEEB0); | |
1093 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); | |
1094 | ||
1095 | } else if (CHIP_NUM(bp) == CHIP_NUM_5708) { | |
605a9e20 MC |
1096 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
1097 | bmcr |= BCM5708S_BMCR_FORCE_2500; | |
1098 | } | |
1099 | ||
1100 | if (bp->autoneg & AUTONEG_SPEED) { | |
1101 | bmcr &= ~BMCR_ANENABLE; | |
1102 | if (bp->req_duplex == DUPLEX_FULL) | |
1103 | bmcr |= BMCR_FULLDPLX; | |
1104 | } | |
1105 | bnx2_write_phy(bp, bp->mii_bmcr, bmcr); | |
1106 | } | |
1107 | ||
1108 | static void | |
1109 | bnx2_disable_forced_2g5(struct bnx2 *bp) | |
1110 | { | |
1111 | u32 bmcr; | |
1112 | ||
1113 | if (!(bp->phy_flags & PHY_2_5G_CAPABLE_FLAG)) | |
1114 | return; | |
1115 | ||
27a005b8 MC |
1116 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
1117 | u32 val; | |
1118 | ||
1119 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, | |
1120 | MII_BNX2_BLK_ADDR_SERDES_DIG); | |
1121 | bnx2_read_phy(bp, MII_BNX2_SERDES_DIG_MISC1, &val); | |
1122 | val &= ~MII_BNX2_SD_MISC1_FORCE; | |
1123 | bnx2_write_phy(bp, MII_BNX2_SERDES_DIG_MISC1, val); | |
1124 | ||
1125 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, | |
1126 | MII_BNX2_BLK_ADDR_COMBO_IEEEB0); | |
1127 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); | |
1128 | ||
1129 | } else if (CHIP_NUM(bp) == CHIP_NUM_5708) { | |
605a9e20 MC |
1130 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
1131 | bmcr &= ~BCM5708S_BMCR_FORCE_2500; | |
1132 | } | |
1133 | ||
1134 | if (bp->autoneg & AUTONEG_SPEED) | |
1135 | bmcr |= BMCR_SPEED1000 | BMCR_ANENABLE | BMCR_ANRESTART; | |
1136 | bnx2_write_phy(bp, bp->mii_bmcr, bmcr); | |
1137 | } | |
1138 | ||
b6016b76 MC |
1139 | static int |
1140 | bnx2_set_link(struct bnx2 *bp) | |
1141 | { | |
1142 | u32 bmsr; | |
1143 | u8 link_up; | |
1144 | ||
80be4434 | 1145 | if (bp->loopback == MAC_LOOPBACK || bp->loopback == PHY_LOOPBACK) { |
b6016b76 MC |
1146 | bp->link_up = 1; |
1147 | return 0; | |
1148 | } | |
1149 | ||
0d8a6571 MC |
1150 | if (bp->phy_flags & REMOTE_PHY_CAP_FLAG) |
1151 | return 0; | |
1152 | ||
b6016b76 MC |
1153 | link_up = bp->link_up; |
1154 | ||
27a005b8 MC |
1155 | bnx2_enable_bmsr1(bp); |
1156 | bnx2_read_phy(bp, bp->mii_bmsr1, &bmsr); | |
1157 | bnx2_read_phy(bp, bp->mii_bmsr1, &bmsr); | |
1158 | bnx2_disable_bmsr1(bp); | |
b6016b76 MC |
1159 | |
1160 | if ((bp->phy_flags & PHY_SERDES_FLAG) && | |
1161 | (CHIP_NUM(bp) == CHIP_NUM_5706)) { | |
1162 | u32 val; | |
1163 | ||
1164 | val = REG_RD(bp, BNX2_EMAC_STATUS); | |
1165 | if (val & BNX2_EMAC_STATUS_LINK) | |
1166 | bmsr |= BMSR_LSTATUS; | |
1167 | else | |
1168 | bmsr &= ~BMSR_LSTATUS; | |
1169 | } | |
1170 | ||
1171 | if (bmsr & BMSR_LSTATUS) { | |
1172 | bp->link_up = 1; | |
1173 | ||
1174 | if (bp->phy_flags & PHY_SERDES_FLAG) { | |
5b0c76ad MC |
1175 | if (CHIP_NUM(bp) == CHIP_NUM_5706) |
1176 | bnx2_5706s_linkup(bp); | |
1177 | else if (CHIP_NUM(bp) == CHIP_NUM_5708) | |
1178 | bnx2_5708s_linkup(bp); | |
27a005b8 MC |
1179 | else if (CHIP_NUM(bp) == CHIP_NUM_5709) |
1180 | bnx2_5709s_linkup(bp); | |
b6016b76 MC |
1181 | } |
1182 | else { | |
1183 | bnx2_copper_linkup(bp); | |
1184 | } | |
1185 | bnx2_resolve_flow_ctrl(bp); | |
1186 | } | |
1187 | else { | |
1188 | if ((bp->phy_flags & PHY_SERDES_FLAG) && | |
605a9e20 MC |
1189 | (bp->autoneg & AUTONEG_SPEED)) |
1190 | bnx2_disable_forced_2g5(bp); | |
b6016b76 | 1191 | |
b6016b76 MC |
1192 | bp->phy_flags &= ~PHY_PARALLEL_DETECT_FLAG; |
1193 | bp->link_up = 0; | |
1194 | } | |
1195 | ||
1196 | if (bp->link_up != link_up) { | |
1197 | bnx2_report_link(bp); | |
1198 | } | |
1199 | ||
1200 | bnx2_set_mac_link(bp); | |
1201 | ||
1202 | return 0; | |
1203 | } | |
1204 | ||
1205 | static int | |
1206 | bnx2_reset_phy(struct bnx2 *bp) | |
1207 | { | |
1208 | int i; | |
1209 | u32 reg; | |
1210 | ||
ca58c3af | 1211 | bnx2_write_phy(bp, bp->mii_bmcr, BMCR_RESET); |
b6016b76 MC |
1212 | |
1213 | #define PHY_RESET_MAX_WAIT 100 | |
1214 | for (i = 0; i < PHY_RESET_MAX_WAIT; i++) { | |
1215 | udelay(10); | |
1216 | ||
ca58c3af | 1217 | bnx2_read_phy(bp, bp->mii_bmcr, ®); |
b6016b76 MC |
1218 | if (!(reg & BMCR_RESET)) { |
1219 | udelay(20); | |
1220 | break; | |
1221 | } | |
1222 | } | |
1223 | if (i == PHY_RESET_MAX_WAIT) { | |
1224 | return -EBUSY; | |
1225 | } | |
1226 | return 0; | |
1227 | } | |
1228 | ||
1229 | static u32 | |
1230 | bnx2_phy_get_pause_adv(struct bnx2 *bp) | |
1231 | { | |
1232 | u32 adv = 0; | |
1233 | ||
1234 | if ((bp->req_flow_ctrl & (FLOW_CTRL_RX | FLOW_CTRL_TX)) == | |
1235 | (FLOW_CTRL_RX | FLOW_CTRL_TX)) { | |
1236 | ||
1237 | if (bp->phy_flags & PHY_SERDES_FLAG) { | |
1238 | adv = ADVERTISE_1000XPAUSE; | |
1239 | } | |
1240 | else { | |
1241 | adv = ADVERTISE_PAUSE_CAP; | |
1242 | } | |
1243 | } | |
1244 | else if (bp->req_flow_ctrl & FLOW_CTRL_TX) { | |
1245 | if (bp->phy_flags & PHY_SERDES_FLAG) { | |
1246 | adv = ADVERTISE_1000XPSE_ASYM; | |
1247 | } | |
1248 | else { | |
1249 | adv = ADVERTISE_PAUSE_ASYM; | |
1250 | } | |
1251 | } | |
1252 | else if (bp->req_flow_ctrl & FLOW_CTRL_RX) { | |
1253 | if (bp->phy_flags & PHY_SERDES_FLAG) { | |
1254 | adv = ADVERTISE_1000XPAUSE | ADVERTISE_1000XPSE_ASYM; | |
1255 | } | |
1256 | else { | |
1257 | adv = ADVERTISE_PAUSE_CAP | ADVERTISE_PAUSE_ASYM; | |
1258 | } | |
1259 | } | |
1260 | return adv; | |
1261 | } | |
1262 | ||
0d8a6571 MC |
1263 | static int bnx2_fw_sync(struct bnx2 *, u32, int); |
1264 | ||
b6016b76 | 1265 | static int |
0d8a6571 MC |
1266 | bnx2_setup_remote_phy(struct bnx2 *bp, u8 port) |
1267 | { | |
1268 | u32 speed_arg = 0, pause_adv; | |
1269 | ||
1270 | pause_adv = bnx2_phy_get_pause_adv(bp); | |
1271 | ||
1272 | if (bp->autoneg & AUTONEG_SPEED) { | |
1273 | speed_arg |= BNX2_NETLINK_SET_LINK_ENABLE_AUTONEG; | |
1274 | if (bp->advertising & ADVERTISED_10baseT_Half) | |
1275 | speed_arg |= BNX2_NETLINK_SET_LINK_SPEED_10HALF; | |
1276 | if (bp->advertising & ADVERTISED_10baseT_Full) | |
1277 | speed_arg |= BNX2_NETLINK_SET_LINK_SPEED_10FULL; | |
1278 | if (bp->advertising & ADVERTISED_100baseT_Half) | |
1279 | speed_arg |= BNX2_NETLINK_SET_LINK_SPEED_100HALF; | |
1280 | if (bp->advertising & ADVERTISED_100baseT_Full) | |
1281 | speed_arg |= BNX2_NETLINK_SET_LINK_SPEED_100FULL; | |
1282 | if (bp->advertising & ADVERTISED_1000baseT_Full) | |
1283 | speed_arg |= BNX2_NETLINK_SET_LINK_SPEED_1GFULL; | |
1284 | if (bp->advertising & ADVERTISED_2500baseX_Full) | |
1285 | speed_arg |= BNX2_NETLINK_SET_LINK_SPEED_2G5FULL; | |
1286 | } else { | |
1287 | if (bp->req_line_speed == SPEED_2500) | |
1288 | speed_arg = BNX2_NETLINK_SET_LINK_SPEED_2G5FULL; | |
1289 | else if (bp->req_line_speed == SPEED_1000) | |
1290 | speed_arg = BNX2_NETLINK_SET_LINK_SPEED_1GFULL; | |
1291 | else if (bp->req_line_speed == SPEED_100) { | |
1292 | if (bp->req_duplex == DUPLEX_FULL) | |
1293 | speed_arg = BNX2_NETLINK_SET_LINK_SPEED_100FULL; | |
1294 | else | |
1295 | speed_arg = BNX2_NETLINK_SET_LINK_SPEED_100HALF; | |
1296 | } else if (bp->req_line_speed == SPEED_10) { | |
1297 | if (bp->req_duplex == DUPLEX_FULL) | |
1298 | speed_arg = BNX2_NETLINK_SET_LINK_SPEED_10FULL; | |
1299 | else | |
1300 | speed_arg = BNX2_NETLINK_SET_LINK_SPEED_10HALF; | |
1301 | } | |
1302 | } | |
1303 | ||
1304 | if (pause_adv & (ADVERTISE_1000XPAUSE | ADVERTISE_PAUSE_CAP)) | |
1305 | speed_arg |= BNX2_NETLINK_SET_LINK_FC_SYM_PAUSE; | |
1306 | if (pause_adv & (ADVERTISE_1000XPSE_ASYM | ADVERTISE_1000XPSE_ASYM)) | |
1307 | speed_arg |= BNX2_NETLINK_SET_LINK_FC_ASYM_PAUSE; | |
1308 | ||
1309 | if (port == PORT_TP) | |
1310 | speed_arg |= BNX2_NETLINK_SET_LINK_PHY_APP_REMOTE | | |
1311 | BNX2_NETLINK_SET_LINK_ETH_AT_WIRESPEED; | |
1312 | ||
1313 | REG_WR_IND(bp, bp->shmem_base + BNX2_DRV_MB_ARG0, speed_arg); | |
1314 | ||
1315 | spin_unlock_bh(&bp->phy_lock); | |
1316 | bnx2_fw_sync(bp, BNX2_DRV_MSG_CODE_CMD_SET_LINK, 0); | |
1317 | spin_lock_bh(&bp->phy_lock); | |
1318 | ||
1319 | return 0; | |
1320 | } | |
1321 | ||
1322 | static int | |
1323 | bnx2_setup_serdes_phy(struct bnx2 *bp, u8 port) | |
b6016b76 | 1324 | { |
605a9e20 | 1325 | u32 adv, bmcr; |
b6016b76 MC |
1326 | u32 new_adv = 0; |
1327 | ||
0d8a6571 MC |
1328 | if (bp->phy_flags & REMOTE_PHY_CAP_FLAG) |
1329 | return (bnx2_setup_remote_phy(bp, port)); | |
1330 | ||
b6016b76 MC |
1331 | if (!(bp->autoneg & AUTONEG_SPEED)) { |
1332 | u32 new_bmcr; | |
5b0c76ad MC |
1333 | int force_link_down = 0; |
1334 | ||
605a9e20 MC |
1335 | if (bp->req_line_speed == SPEED_2500) { |
1336 | if (!bnx2_test_and_enable_2g5(bp)) | |
1337 | force_link_down = 1; | |
1338 | } else if (bp->req_line_speed == SPEED_1000) { | |
1339 | if (bnx2_test_and_disable_2g5(bp)) | |
1340 | force_link_down = 1; | |
1341 | } | |
ca58c3af | 1342 | bnx2_read_phy(bp, bp->mii_adv, &adv); |
80be4434 MC |
1343 | adv &= ~(ADVERTISE_1000XFULL | ADVERTISE_1000XHALF); |
1344 | ||
ca58c3af | 1345 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
605a9e20 | 1346 | new_bmcr = bmcr & ~BMCR_ANENABLE; |
80be4434 | 1347 | new_bmcr |= BMCR_SPEED1000; |
605a9e20 | 1348 | |
27a005b8 MC |
1349 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
1350 | if (bp->req_line_speed == SPEED_2500) | |
1351 | bnx2_enable_forced_2g5(bp); | |
1352 | else if (bp->req_line_speed == SPEED_1000) { | |
1353 | bnx2_disable_forced_2g5(bp); | |
1354 | new_bmcr &= ~0x2000; | |
1355 | } | |
1356 | ||
1357 | } else if (CHIP_NUM(bp) == CHIP_NUM_5708) { | |
605a9e20 MC |
1358 | if (bp->req_line_speed == SPEED_2500) |
1359 | new_bmcr |= BCM5708S_BMCR_FORCE_2500; | |
1360 | else | |
1361 | new_bmcr = bmcr & ~BCM5708S_BMCR_FORCE_2500; | |
5b0c76ad MC |
1362 | } |
1363 | ||
b6016b76 | 1364 | if (bp->req_duplex == DUPLEX_FULL) { |
5b0c76ad | 1365 | adv |= ADVERTISE_1000XFULL; |
b6016b76 MC |
1366 | new_bmcr |= BMCR_FULLDPLX; |
1367 | } | |
1368 | else { | |
5b0c76ad | 1369 | adv |= ADVERTISE_1000XHALF; |
b6016b76 MC |
1370 | new_bmcr &= ~BMCR_FULLDPLX; |
1371 | } | |
5b0c76ad | 1372 | if ((new_bmcr != bmcr) || (force_link_down)) { |
b6016b76 MC |
1373 | /* Force a link down visible on the other side */ |
1374 | if (bp->link_up) { | |
ca58c3af | 1375 | bnx2_write_phy(bp, bp->mii_adv, adv & |
5b0c76ad MC |
1376 | ~(ADVERTISE_1000XFULL | |
1377 | ADVERTISE_1000XHALF)); | |
ca58c3af | 1378 | bnx2_write_phy(bp, bp->mii_bmcr, bmcr | |
b6016b76 MC |
1379 | BMCR_ANRESTART | BMCR_ANENABLE); |
1380 | ||
1381 | bp->link_up = 0; | |
1382 | netif_carrier_off(bp->dev); | |
ca58c3af | 1383 | bnx2_write_phy(bp, bp->mii_bmcr, new_bmcr); |
80be4434 | 1384 | bnx2_report_link(bp); |
b6016b76 | 1385 | } |
ca58c3af MC |
1386 | bnx2_write_phy(bp, bp->mii_adv, adv); |
1387 | bnx2_write_phy(bp, bp->mii_bmcr, new_bmcr); | |
605a9e20 MC |
1388 | } else { |
1389 | bnx2_resolve_flow_ctrl(bp); | |
1390 | bnx2_set_mac_link(bp); | |
b6016b76 MC |
1391 | } |
1392 | return 0; | |
1393 | } | |
1394 | ||
605a9e20 | 1395 | bnx2_test_and_enable_2g5(bp); |
5b0c76ad | 1396 | |
b6016b76 MC |
1397 | if (bp->advertising & ADVERTISED_1000baseT_Full) |
1398 | new_adv |= ADVERTISE_1000XFULL; | |
1399 | ||
1400 | new_adv |= bnx2_phy_get_pause_adv(bp); | |
1401 | ||
ca58c3af MC |
1402 | bnx2_read_phy(bp, bp->mii_adv, &adv); |
1403 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); | |
b6016b76 MC |
1404 | |
1405 | bp->serdes_an_pending = 0; | |
1406 | if ((adv != new_adv) || ((bmcr & BMCR_ANENABLE) == 0)) { | |
1407 | /* Force a link down visible on the other side */ | |
1408 | if (bp->link_up) { | |
ca58c3af | 1409 | bnx2_write_phy(bp, bp->mii_bmcr, BMCR_LOOPBACK); |
80be4434 MC |
1410 | spin_unlock_bh(&bp->phy_lock); |
1411 | msleep(20); | |
1412 | spin_lock_bh(&bp->phy_lock); | |
b6016b76 MC |
1413 | } |
1414 | ||
ca58c3af MC |
1415 | bnx2_write_phy(bp, bp->mii_adv, new_adv); |
1416 | bnx2_write_phy(bp, bp->mii_bmcr, bmcr | BMCR_ANRESTART | | |
b6016b76 | 1417 | BMCR_ANENABLE); |
f8dd064e MC |
1418 | /* Speed up link-up time when the link partner |
1419 | * does not autonegotiate which is very common | |
1420 | * in blade servers. Some blade servers use | |
1421 | * IPMI for kerboard input and it's important | |
1422 | * to minimize link disruptions. Autoneg. involves | |
1423 | * exchanging base pages plus 3 next pages and | |
1424 | * normally completes in about 120 msec. | |
1425 | */ | |
1426 | bp->current_interval = SERDES_AN_TIMEOUT; | |
1427 | bp->serdes_an_pending = 1; | |
1428 | mod_timer(&bp->timer, jiffies + bp->current_interval); | |
605a9e20 MC |
1429 | } else { |
1430 | bnx2_resolve_flow_ctrl(bp); | |
1431 | bnx2_set_mac_link(bp); | |
b6016b76 MC |
1432 | } |
1433 | ||
1434 | return 0; | |
1435 | } | |
1436 | ||
1437 | #define ETHTOOL_ALL_FIBRE_SPEED \ | |
deaf391b MC |
1438 | (bp->phy_flags & PHY_2_5G_CAPABLE_FLAG) ? \ |
1439 | (ADVERTISED_2500baseX_Full | ADVERTISED_1000baseT_Full) :\ | |
1440 | (ADVERTISED_1000baseT_Full) | |
b6016b76 MC |
1441 | |
1442 | #define ETHTOOL_ALL_COPPER_SPEED \ | |
1443 | (ADVERTISED_10baseT_Half | ADVERTISED_10baseT_Full | \ | |
1444 | ADVERTISED_100baseT_Half | ADVERTISED_100baseT_Full | \ | |
1445 | ADVERTISED_1000baseT_Full) | |
1446 | ||
1447 | #define PHY_ALL_10_100_SPEED (ADVERTISE_10HALF | ADVERTISE_10FULL | \ | |
1448 | ADVERTISE_100HALF | ADVERTISE_100FULL | ADVERTISE_CSMA) | |
6aa20a22 | 1449 | |
b6016b76 MC |
1450 | #define PHY_ALL_1000_SPEED (ADVERTISE_1000HALF | ADVERTISE_1000FULL) |
1451 | ||
0d8a6571 MC |
1452 | static void |
1453 | bnx2_set_default_remote_link(struct bnx2 *bp) | |
1454 | { | |
1455 | u32 link; | |
1456 | ||
1457 | if (bp->phy_port == PORT_TP) | |
1458 | link = REG_RD_IND(bp, bp->shmem_base + BNX2_RPHY_COPPER_LINK); | |
1459 | else | |
1460 | link = REG_RD_IND(bp, bp->shmem_base + BNX2_RPHY_SERDES_LINK); | |
1461 | ||
1462 | if (link & BNX2_NETLINK_SET_LINK_ENABLE_AUTONEG) { | |
1463 | bp->req_line_speed = 0; | |
1464 | bp->autoneg |= AUTONEG_SPEED; | |
1465 | bp->advertising = ADVERTISED_Autoneg; | |
1466 | if (link & BNX2_NETLINK_SET_LINK_SPEED_10HALF) | |
1467 | bp->advertising |= ADVERTISED_10baseT_Half; | |
1468 | if (link & BNX2_NETLINK_SET_LINK_SPEED_10FULL) | |
1469 | bp->advertising |= ADVERTISED_10baseT_Full; | |
1470 | if (link & BNX2_NETLINK_SET_LINK_SPEED_100HALF) | |
1471 | bp->advertising |= ADVERTISED_100baseT_Half; | |
1472 | if (link & BNX2_NETLINK_SET_LINK_SPEED_100FULL) | |
1473 | bp->advertising |= ADVERTISED_100baseT_Full; | |
1474 | if (link & BNX2_NETLINK_SET_LINK_SPEED_1GFULL) | |
1475 | bp->advertising |= ADVERTISED_1000baseT_Full; | |
1476 | if (link & BNX2_NETLINK_SET_LINK_SPEED_2G5FULL) | |
1477 | bp->advertising |= ADVERTISED_2500baseX_Full; | |
1478 | } else { | |
1479 | bp->autoneg = 0; | |
1480 | bp->advertising = 0; | |
1481 | bp->req_duplex = DUPLEX_FULL; | |
1482 | if (link & BNX2_NETLINK_SET_LINK_SPEED_10) { | |
1483 | bp->req_line_speed = SPEED_10; | |
1484 | if (link & BNX2_NETLINK_SET_LINK_SPEED_10HALF) | |
1485 | bp->req_duplex = DUPLEX_HALF; | |
1486 | } | |
1487 | if (link & BNX2_NETLINK_SET_LINK_SPEED_100) { | |
1488 | bp->req_line_speed = SPEED_100; | |
1489 | if (link & BNX2_NETLINK_SET_LINK_SPEED_100HALF) | |
1490 | bp->req_duplex = DUPLEX_HALF; | |
1491 | } | |
1492 | if (link & BNX2_NETLINK_SET_LINK_SPEED_1GFULL) | |
1493 | bp->req_line_speed = SPEED_1000; | |
1494 | if (link & BNX2_NETLINK_SET_LINK_SPEED_2G5FULL) | |
1495 | bp->req_line_speed = SPEED_2500; | |
1496 | } | |
1497 | } | |
1498 | ||
deaf391b MC |
1499 | static void |
1500 | bnx2_set_default_link(struct bnx2 *bp) | |
1501 | { | |
0d8a6571 MC |
1502 | if (bp->phy_flags & REMOTE_PHY_CAP_FLAG) |
1503 | return bnx2_set_default_remote_link(bp); | |
1504 | ||
deaf391b MC |
1505 | bp->autoneg = AUTONEG_SPEED | AUTONEG_FLOW_CTRL; |
1506 | bp->req_line_speed = 0; | |
1507 | if (bp->phy_flags & PHY_SERDES_FLAG) { | |
1508 | u32 reg; | |
1509 | ||
1510 | bp->advertising = ETHTOOL_ALL_FIBRE_SPEED | ADVERTISED_Autoneg; | |
1511 | ||
1512 | reg = REG_RD_IND(bp, bp->shmem_base + BNX2_PORT_HW_CFG_CONFIG); | |
1513 | reg &= BNX2_PORT_HW_CFG_CFG_DFLT_LINK_MASK; | |
1514 | if (reg == BNX2_PORT_HW_CFG_CFG_DFLT_LINK_1G) { | |
1515 | bp->autoneg = 0; | |
1516 | bp->req_line_speed = bp->line_speed = SPEED_1000; | |
1517 | bp->req_duplex = DUPLEX_FULL; | |
1518 | } | |
1519 | } else | |
1520 | bp->advertising = ETHTOOL_ALL_COPPER_SPEED | ADVERTISED_Autoneg; | |
1521 | } | |
1522 | ||
df149d70 MC |
1523 | static void |
1524 | bnx2_send_heart_beat(struct bnx2 *bp) | |
1525 | { | |
1526 | u32 msg; | |
1527 | u32 addr; | |
1528 | ||
1529 | spin_lock(&bp->indirect_lock); | |
1530 | msg = (u32) (++bp->fw_drv_pulse_wr_seq & BNX2_DRV_PULSE_SEQ_MASK); | |
1531 | addr = bp->shmem_base + BNX2_DRV_PULSE_MB; | |
1532 | REG_WR(bp, BNX2_PCICFG_REG_WINDOW_ADDRESS, addr); | |
1533 | REG_WR(bp, BNX2_PCICFG_REG_WINDOW, msg); | |
1534 | spin_unlock(&bp->indirect_lock); | |
1535 | } | |
1536 | ||
0d8a6571 MC |
1537 | static void |
1538 | bnx2_remote_phy_event(struct bnx2 *bp) | |
1539 | { | |
1540 | u32 msg; | |
1541 | u8 link_up = bp->link_up; | |
1542 | u8 old_port; | |
1543 | ||
1544 | msg = REG_RD_IND(bp, bp->shmem_base + BNX2_LINK_STATUS); | |
1545 | ||
df149d70 MC |
1546 | if (msg & BNX2_LINK_STATUS_HEART_BEAT_EXPIRED) |
1547 | bnx2_send_heart_beat(bp); | |
1548 | ||
1549 | msg &= ~BNX2_LINK_STATUS_HEART_BEAT_EXPIRED; | |
1550 | ||
0d8a6571 MC |
1551 | if ((msg & BNX2_LINK_STATUS_LINK_UP) == BNX2_LINK_STATUS_LINK_DOWN) |
1552 | bp->link_up = 0; | |
1553 | else { | |
1554 | u32 speed; | |
1555 | ||
1556 | bp->link_up = 1; | |
1557 | speed = msg & BNX2_LINK_STATUS_SPEED_MASK; | |
1558 | bp->duplex = DUPLEX_FULL; | |
1559 | switch (speed) { | |
1560 | case BNX2_LINK_STATUS_10HALF: | |
1561 | bp->duplex = DUPLEX_HALF; | |
1562 | case BNX2_LINK_STATUS_10FULL: | |
1563 | bp->line_speed = SPEED_10; | |
1564 | break; | |
1565 | case BNX2_LINK_STATUS_100HALF: | |
1566 | bp->duplex = DUPLEX_HALF; | |
1567 | case BNX2_LINK_STATUS_100BASE_T4: | |
1568 | case BNX2_LINK_STATUS_100FULL: | |
1569 | bp->line_speed = SPEED_100; | |
1570 | break; | |
1571 | case BNX2_LINK_STATUS_1000HALF: | |
1572 | bp->duplex = DUPLEX_HALF; | |
1573 | case BNX2_LINK_STATUS_1000FULL: | |
1574 | bp->line_speed = SPEED_1000; | |
1575 | break; | |
1576 | case BNX2_LINK_STATUS_2500HALF: | |
1577 | bp->duplex = DUPLEX_HALF; | |
1578 | case BNX2_LINK_STATUS_2500FULL: | |
1579 | bp->line_speed = SPEED_2500; | |
1580 | break; | |
1581 | default: | |
1582 | bp->line_speed = 0; | |
1583 | break; | |
1584 | } | |
1585 | ||
1586 | spin_lock(&bp->phy_lock); | |
1587 | bp->flow_ctrl = 0; | |
1588 | if ((bp->autoneg & (AUTONEG_SPEED | AUTONEG_FLOW_CTRL)) != | |
1589 | (AUTONEG_SPEED | AUTONEG_FLOW_CTRL)) { | |
1590 | if (bp->duplex == DUPLEX_FULL) | |
1591 | bp->flow_ctrl = bp->req_flow_ctrl; | |
1592 | } else { | |
1593 | if (msg & BNX2_LINK_STATUS_TX_FC_ENABLED) | |
1594 | bp->flow_ctrl |= FLOW_CTRL_TX; | |
1595 | if (msg & BNX2_LINK_STATUS_RX_FC_ENABLED) | |
1596 | bp->flow_ctrl |= FLOW_CTRL_RX; | |
1597 | } | |
1598 | ||
1599 | old_port = bp->phy_port; | |
1600 | if (msg & BNX2_LINK_STATUS_SERDES_LINK) | |
1601 | bp->phy_port = PORT_FIBRE; | |
1602 | else | |
1603 | bp->phy_port = PORT_TP; | |
1604 | ||
1605 | if (old_port != bp->phy_port) | |
1606 | bnx2_set_default_link(bp); | |
1607 | ||
1608 | spin_unlock(&bp->phy_lock); | |
1609 | } | |
1610 | if (bp->link_up != link_up) | |
1611 | bnx2_report_link(bp); | |
1612 | ||
1613 | bnx2_set_mac_link(bp); | |
1614 | } | |
1615 | ||
1616 | static int | |
1617 | bnx2_set_remote_link(struct bnx2 *bp) | |
1618 | { | |
1619 | u32 evt_code; | |
1620 | ||
1621 | evt_code = REG_RD_IND(bp, bp->shmem_base + BNX2_FW_EVT_CODE_MB); | |
1622 | switch (evt_code) { | |
1623 | case BNX2_FW_EVT_CODE_LINK_EVENT: | |
1624 | bnx2_remote_phy_event(bp); | |
1625 | break; | |
1626 | case BNX2_FW_EVT_CODE_SW_TIMER_EXPIRATION_EVENT: | |
1627 | default: | |
df149d70 | 1628 | bnx2_send_heart_beat(bp); |
0d8a6571 MC |
1629 | break; |
1630 | } | |
1631 | return 0; | |
1632 | } | |
1633 | ||
b6016b76 MC |
1634 | static int |
1635 | bnx2_setup_copper_phy(struct bnx2 *bp) | |
1636 | { | |
1637 | u32 bmcr; | |
1638 | u32 new_bmcr; | |
1639 | ||
ca58c3af | 1640 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
b6016b76 MC |
1641 | |
1642 | if (bp->autoneg & AUTONEG_SPEED) { | |
1643 | u32 adv_reg, adv1000_reg; | |
1644 | u32 new_adv_reg = 0; | |
1645 | u32 new_adv1000_reg = 0; | |
1646 | ||
ca58c3af | 1647 | bnx2_read_phy(bp, bp->mii_adv, &adv_reg); |
b6016b76 MC |
1648 | adv_reg &= (PHY_ALL_10_100_SPEED | ADVERTISE_PAUSE_CAP | |
1649 | ADVERTISE_PAUSE_ASYM); | |
1650 | ||
1651 | bnx2_read_phy(bp, MII_CTRL1000, &adv1000_reg); | |
1652 | adv1000_reg &= PHY_ALL_1000_SPEED; | |
1653 | ||
1654 | if (bp->advertising & ADVERTISED_10baseT_Half) | |
1655 | new_adv_reg |= ADVERTISE_10HALF; | |
1656 | if (bp->advertising & ADVERTISED_10baseT_Full) | |
1657 | new_adv_reg |= ADVERTISE_10FULL; | |
1658 | if (bp->advertising & ADVERTISED_100baseT_Half) | |
1659 | new_adv_reg |= ADVERTISE_100HALF; | |
1660 | if (bp->advertising & ADVERTISED_100baseT_Full) | |
1661 | new_adv_reg |= ADVERTISE_100FULL; | |
1662 | if (bp->advertising & ADVERTISED_1000baseT_Full) | |
1663 | new_adv1000_reg |= ADVERTISE_1000FULL; | |
6aa20a22 | 1664 | |
b6016b76 MC |
1665 | new_adv_reg |= ADVERTISE_CSMA; |
1666 | ||
1667 | new_adv_reg |= bnx2_phy_get_pause_adv(bp); | |
1668 | ||
1669 | if ((adv1000_reg != new_adv1000_reg) || | |
1670 | (adv_reg != new_adv_reg) || | |
1671 | ((bmcr & BMCR_ANENABLE) == 0)) { | |
1672 | ||
ca58c3af | 1673 | bnx2_write_phy(bp, bp->mii_adv, new_adv_reg); |
b6016b76 | 1674 | bnx2_write_phy(bp, MII_CTRL1000, new_adv1000_reg); |
ca58c3af | 1675 | bnx2_write_phy(bp, bp->mii_bmcr, BMCR_ANRESTART | |
b6016b76 MC |
1676 | BMCR_ANENABLE); |
1677 | } | |
1678 | else if (bp->link_up) { | |
1679 | /* Flow ctrl may have changed from auto to forced */ | |
1680 | /* or vice-versa. */ | |
1681 | ||
1682 | bnx2_resolve_flow_ctrl(bp); | |
1683 | bnx2_set_mac_link(bp); | |
1684 | } | |
1685 | return 0; | |
1686 | } | |
1687 | ||
1688 | new_bmcr = 0; | |
1689 | if (bp->req_line_speed == SPEED_100) { | |
1690 | new_bmcr |= BMCR_SPEED100; | |
1691 | } | |
1692 | if (bp->req_duplex == DUPLEX_FULL) { | |
1693 | new_bmcr |= BMCR_FULLDPLX; | |
1694 | } | |
1695 | if (new_bmcr != bmcr) { | |
1696 | u32 bmsr; | |
b6016b76 | 1697 | |
ca58c3af MC |
1698 | bnx2_read_phy(bp, bp->mii_bmsr, &bmsr); |
1699 | bnx2_read_phy(bp, bp->mii_bmsr, &bmsr); | |
6aa20a22 | 1700 | |
b6016b76 MC |
1701 | if (bmsr & BMSR_LSTATUS) { |
1702 | /* Force link down */ | |
ca58c3af | 1703 | bnx2_write_phy(bp, bp->mii_bmcr, BMCR_LOOPBACK); |
a16dda0e MC |
1704 | spin_unlock_bh(&bp->phy_lock); |
1705 | msleep(50); | |
1706 | spin_lock_bh(&bp->phy_lock); | |
1707 | ||
ca58c3af MC |
1708 | bnx2_read_phy(bp, bp->mii_bmsr, &bmsr); |
1709 | bnx2_read_phy(bp, bp->mii_bmsr, &bmsr); | |
b6016b76 MC |
1710 | } |
1711 | ||
ca58c3af | 1712 | bnx2_write_phy(bp, bp->mii_bmcr, new_bmcr); |
b6016b76 MC |
1713 | |
1714 | /* Normally, the new speed is setup after the link has | |
1715 | * gone down and up again. In some cases, link will not go | |
1716 | * down so we need to set up the new speed here. | |
1717 | */ | |
1718 | if (bmsr & BMSR_LSTATUS) { | |
1719 | bp->line_speed = bp->req_line_speed; | |
1720 | bp->duplex = bp->req_duplex; | |
1721 | bnx2_resolve_flow_ctrl(bp); | |
1722 | bnx2_set_mac_link(bp); | |
1723 | } | |
27a005b8 MC |
1724 | } else { |
1725 | bnx2_resolve_flow_ctrl(bp); | |
1726 | bnx2_set_mac_link(bp); | |
b6016b76 MC |
1727 | } |
1728 | return 0; | |
1729 | } | |
1730 | ||
1731 | static int | |
0d8a6571 | 1732 | bnx2_setup_phy(struct bnx2 *bp, u8 port) |
b6016b76 MC |
1733 | { |
1734 | if (bp->loopback == MAC_LOOPBACK) | |
1735 | return 0; | |
1736 | ||
1737 | if (bp->phy_flags & PHY_SERDES_FLAG) { | |
0d8a6571 | 1738 | return (bnx2_setup_serdes_phy(bp, port)); |
b6016b76 MC |
1739 | } |
1740 | else { | |
1741 | return (bnx2_setup_copper_phy(bp)); | |
1742 | } | |
1743 | } | |
1744 | ||
27a005b8 MC |
1745 | static int |
1746 | bnx2_init_5709s_phy(struct bnx2 *bp) | |
1747 | { | |
1748 | u32 val; | |
1749 | ||
1750 | bp->mii_bmcr = MII_BMCR + 0x10; | |
1751 | bp->mii_bmsr = MII_BMSR + 0x10; | |
1752 | bp->mii_bmsr1 = MII_BNX2_GP_TOP_AN_STATUS1; | |
1753 | bp->mii_adv = MII_ADVERTISE + 0x10; | |
1754 | bp->mii_lpa = MII_LPA + 0x10; | |
1755 | bp->mii_up1 = MII_BNX2_OVER1G_UP1; | |
1756 | ||
1757 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_AER); | |
1758 | bnx2_write_phy(bp, MII_BNX2_AER_AER, MII_BNX2_AER_AER_AN_MMD); | |
1759 | ||
1760 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_COMBO_IEEEB0); | |
1761 | bnx2_reset_phy(bp); | |
1762 | ||
1763 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_SERDES_DIG); | |
1764 | ||
1765 | bnx2_read_phy(bp, MII_BNX2_SERDES_DIG_1000XCTL1, &val); | |
1766 | val &= ~MII_BNX2_SD_1000XCTL1_AUTODET; | |
1767 | val |= MII_BNX2_SD_1000XCTL1_FIBER; | |
1768 | bnx2_write_phy(bp, MII_BNX2_SERDES_DIG_1000XCTL1, val); | |
1769 | ||
1770 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_OVER1G); | |
1771 | bnx2_read_phy(bp, MII_BNX2_OVER1G_UP1, &val); | |
1772 | if (bp->phy_flags & PHY_2_5G_CAPABLE_FLAG) | |
1773 | val |= BCM5708S_UP1_2G5; | |
1774 | else | |
1775 | val &= ~BCM5708S_UP1_2G5; | |
1776 | bnx2_write_phy(bp, MII_BNX2_OVER1G_UP1, val); | |
1777 | ||
1778 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_BAM_NXTPG); | |
1779 | bnx2_read_phy(bp, MII_BNX2_BAM_NXTPG_CTL, &val); | |
1780 | val |= MII_BNX2_NXTPG_CTL_T2 | MII_BNX2_NXTPG_CTL_BAM; | |
1781 | bnx2_write_phy(bp, MII_BNX2_BAM_NXTPG_CTL, val); | |
1782 | ||
1783 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_CL73_USERB0); | |
1784 | ||
1785 | val = MII_BNX2_CL73_BAM_EN | MII_BNX2_CL73_BAM_STA_MGR_EN | | |
1786 | MII_BNX2_CL73_BAM_NP_AFT_BP_EN; | |
1787 | bnx2_write_phy(bp, MII_BNX2_CL73_BAM_CTL1, val); | |
1788 | ||
1789 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_COMBO_IEEEB0); | |
1790 | ||
1791 | return 0; | |
1792 | } | |
1793 | ||
b6016b76 | 1794 | static int |
5b0c76ad MC |
1795 | bnx2_init_5708s_phy(struct bnx2 *bp) |
1796 | { | |
1797 | u32 val; | |
1798 | ||
27a005b8 MC |
1799 | bnx2_reset_phy(bp); |
1800 | ||
1801 | bp->mii_up1 = BCM5708S_UP1; | |
1802 | ||
5b0c76ad MC |
1803 | bnx2_write_phy(bp, BCM5708S_BLK_ADDR, BCM5708S_BLK_ADDR_DIG3); |
1804 | bnx2_write_phy(bp, BCM5708S_DIG_3_0, BCM5708S_DIG_3_0_USE_IEEE); | |
1805 | bnx2_write_phy(bp, BCM5708S_BLK_ADDR, BCM5708S_BLK_ADDR_DIG); | |
1806 | ||
1807 | bnx2_read_phy(bp, BCM5708S_1000X_CTL1, &val); | |
1808 | val |= BCM5708S_1000X_CTL1_FIBER_MODE | BCM5708S_1000X_CTL1_AUTODET_EN; | |
1809 | bnx2_write_phy(bp, BCM5708S_1000X_CTL1, val); | |
1810 | ||
1811 | bnx2_read_phy(bp, BCM5708S_1000X_CTL2, &val); | |
1812 | val |= BCM5708S_1000X_CTL2_PLLEL_DET_EN; | |
1813 | bnx2_write_phy(bp, BCM5708S_1000X_CTL2, val); | |
1814 | ||
1815 | if (bp->phy_flags & PHY_2_5G_CAPABLE_FLAG) { | |
1816 | bnx2_read_phy(bp, BCM5708S_UP1, &val); | |
1817 | val |= BCM5708S_UP1_2G5; | |
1818 | bnx2_write_phy(bp, BCM5708S_UP1, val); | |
1819 | } | |
1820 | ||
1821 | if ((CHIP_ID(bp) == CHIP_ID_5708_A0) || | |
dda1e390 MC |
1822 | (CHIP_ID(bp) == CHIP_ID_5708_B0) || |
1823 | (CHIP_ID(bp) == CHIP_ID_5708_B1)) { | |
5b0c76ad MC |
1824 | /* increase tx signal amplitude */ |
1825 | bnx2_write_phy(bp, BCM5708S_BLK_ADDR, | |
1826 | BCM5708S_BLK_ADDR_TX_MISC); | |
1827 | bnx2_read_phy(bp, BCM5708S_TX_ACTL1, &val); | |
1828 | val &= ~BCM5708S_TX_ACTL1_DRIVER_VCM; | |
1829 | bnx2_write_phy(bp, BCM5708S_TX_ACTL1, val); | |
1830 | bnx2_write_phy(bp, BCM5708S_BLK_ADDR, BCM5708S_BLK_ADDR_DIG); | |
1831 | } | |
1832 | ||
e3648b3d | 1833 | val = REG_RD_IND(bp, bp->shmem_base + BNX2_PORT_HW_CFG_CONFIG) & |
5b0c76ad MC |
1834 | BNX2_PORT_HW_CFG_CFG_TXCTL3_MASK; |
1835 | ||
1836 | if (val) { | |
1837 | u32 is_backplane; | |
1838 | ||
e3648b3d | 1839 | is_backplane = REG_RD_IND(bp, bp->shmem_base + |
5b0c76ad MC |
1840 | BNX2_SHARED_HW_CFG_CONFIG); |
1841 | if (is_backplane & BNX2_SHARED_HW_CFG_PHY_BACKPLANE) { | |
1842 | bnx2_write_phy(bp, BCM5708S_BLK_ADDR, | |
1843 | BCM5708S_BLK_ADDR_TX_MISC); | |
1844 | bnx2_write_phy(bp, BCM5708S_TX_ACTL3, val); | |
1845 | bnx2_write_phy(bp, BCM5708S_BLK_ADDR, | |
1846 | BCM5708S_BLK_ADDR_DIG); | |
1847 | } | |
1848 | } | |
1849 | return 0; | |
1850 | } | |
1851 | ||
1852 | static int | |
1853 | bnx2_init_5706s_phy(struct bnx2 *bp) | |
b6016b76 | 1854 | { |
27a005b8 MC |
1855 | bnx2_reset_phy(bp); |
1856 | ||
b6016b76 MC |
1857 | bp->phy_flags &= ~PHY_PARALLEL_DETECT_FLAG; |
1858 | ||
59b47d8a MC |
1859 | if (CHIP_NUM(bp) == CHIP_NUM_5706) |
1860 | REG_WR(bp, BNX2_MISC_GP_HW_CTL0, 0x300); | |
b6016b76 MC |
1861 | |
1862 | if (bp->dev->mtu > 1500) { | |
1863 | u32 val; | |
1864 | ||
1865 | /* Set extended packet length bit */ | |
1866 | bnx2_write_phy(bp, 0x18, 0x7); | |
1867 | bnx2_read_phy(bp, 0x18, &val); | |
1868 | bnx2_write_phy(bp, 0x18, (val & 0xfff8) | 0x4000); | |
1869 | ||
1870 | bnx2_write_phy(bp, 0x1c, 0x6c00); | |
1871 | bnx2_read_phy(bp, 0x1c, &val); | |
1872 | bnx2_write_phy(bp, 0x1c, (val & 0x3ff) | 0xec02); | |
1873 | } | |
1874 | else { | |
1875 | u32 val; | |
1876 | ||
1877 | bnx2_write_phy(bp, 0x18, 0x7); | |
1878 | bnx2_read_phy(bp, 0x18, &val); | |
1879 | bnx2_write_phy(bp, 0x18, val & ~0x4007); | |
1880 | ||
1881 | bnx2_write_phy(bp, 0x1c, 0x6c00); | |
1882 | bnx2_read_phy(bp, 0x1c, &val); | |
1883 | bnx2_write_phy(bp, 0x1c, (val & 0x3fd) | 0xec00); | |
1884 | } | |
1885 | ||
1886 | return 0; | |
1887 | } | |
1888 | ||
1889 | static int | |
1890 | bnx2_init_copper_phy(struct bnx2 *bp) | |
1891 | { | |
5b0c76ad MC |
1892 | u32 val; |
1893 | ||
27a005b8 MC |
1894 | bnx2_reset_phy(bp); |
1895 | ||
b6016b76 MC |
1896 | if (bp->phy_flags & PHY_CRC_FIX_FLAG) { |
1897 | bnx2_write_phy(bp, 0x18, 0x0c00); | |
1898 | bnx2_write_phy(bp, 0x17, 0x000a); | |
1899 | bnx2_write_phy(bp, 0x15, 0x310b); | |
1900 | bnx2_write_phy(bp, 0x17, 0x201f); | |
1901 | bnx2_write_phy(bp, 0x15, 0x9506); | |
1902 | bnx2_write_phy(bp, 0x17, 0x401f); | |
1903 | bnx2_write_phy(bp, 0x15, 0x14e2); | |
1904 | bnx2_write_phy(bp, 0x18, 0x0400); | |
1905 | } | |
1906 | ||
b659f44e MC |
1907 | if (bp->phy_flags & PHY_DIS_EARLY_DAC_FLAG) { |
1908 | bnx2_write_phy(bp, MII_BNX2_DSP_ADDRESS, | |
1909 | MII_BNX2_DSP_EXPAND_REG | 0x8); | |
1910 | bnx2_read_phy(bp, MII_BNX2_DSP_RW_PORT, &val); | |
1911 | val &= ~(1 << 8); | |
1912 | bnx2_write_phy(bp, MII_BNX2_DSP_RW_PORT, val); | |
1913 | } | |
1914 | ||
b6016b76 | 1915 | if (bp->dev->mtu > 1500) { |
b6016b76 MC |
1916 | /* Set extended packet length bit */ |
1917 | bnx2_write_phy(bp, 0x18, 0x7); | |
1918 | bnx2_read_phy(bp, 0x18, &val); | |
1919 | bnx2_write_phy(bp, 0x18, val | 0x4000); | |
1920 | ||
1921 | bnx2_read_phy(bp, 0x10, &val); | |
1922 | bnx2_write_phy(bp, 0x10, val | 0x1); | |
1923 | } | |
1924 | else { | |
b6016b76 MC |
1925 | bnx2_write_phy(bp, 0x18, 0x7); |
1926 | bnx2_read_phy(bp, 0x18, &val); | |
1927 | bnx2_write_phy(bp, 0x18, val & ~0x4007); | |
1928 | ||
1929 | bnx2_read_phy(bp, 0x10, &val); | |
1930 | bnx2_write_phy(bp, 0x10, val & ~0x1); | |
1931 | } | |
1932 | ||
5b0c76ad MC |
1933 | /* ethernet@wirespeed */ |
1934 | bnx2_write_phy(bp, 0x18, 0x7007); | |
1935 | bnx2_read_phy(bp, 0x18, &val); | |
1936 | bnx2_write_phy(bp, 0x18, val | (1 << 15) | (1 << 4)); | |
b6016b76 MC |
1937 | return 0; |
1938 | } | |
1939 | ||
1940 | ||
1941 | static int | |
1942 | bnx2_init_phy(struct bnx2 *bp) | |
1943 | { | |
1944 | u32 val; | |
1945 | int rc = 0; | |
1946 | ||
1947 | bp->phy_flags &= ~PHY_INT_MODE_MASK_FLAG; | |
1948 | bp->phy_flags |= PHY_INT_MODE_LINK_READY_FLAG; | |
1949 | ||
ca58c3af MC |
1950 | bp->mii_bmcr = MII_BMCR; |
1951 | bp->mii_bmsr = MII_BMSR; | |
27a005b8 | 1952 | bp->mii_bmsr1 = MII_BMSR; |
ca58c3af MC |
1953 | bp->mii_adv = MII_ADVERTISE; |
1954 | bp->mii_lpa = MII_LPA; | |
1955 | ||
b6016b76 MC |
1956 | REG_WR(bp, BNX2_EMAC_ATTENTION_ENA, BNX2_EMAC_ATTENTION_ENA_LINK); |
1957 | ||
0d8a6571 MC |
1958 | if (bp->phy_flags & REMOTE_PHY_CAP_FLAG) |
1959 | goto setup_phy; | |
1960 | ||
b6016b76 MC |
1961 | bnx2_read_phy(bp, MII_PHYSID1, &val); |
1962 | bp->phy_id = val << 16; | |
1963 | bnx2_read_phy(bp, MII_PHYSID2, &val); | |
1964 | bp->phy_id |= val & 0xffff; | |
1965 | ||
1966 | if (bp->phy_flags & PHY_SERDES_FLAG) { | |
5b0c76ad MC |
1967 | if (CHIP_NUM(bp) == CHIP_NUM_5706) |
1968 | rc = bnx2_init_5706s_phy(bp); | |
1969 | else if (CHIP_NUM(bp) == CHIP_NUM_5708) | |
1970 | rc = bnx2_init_5708s_phy(bp); | |
27a005b8 MC |
1971 | else if (CHIP_NUM(bp) == CHIP_NUM_5709) |
1972 | rc = bnx2_init_5709s_phy(bp); | |
b6016b76 MC |
1973 | } |
1974 | else { | |
1975 | rc = bnx2_init_copper_phy(bp); | |
1976 | } | |
1977 | ||
0d8a6571 MC |
1978 | setup_phy: |
1979 | if (!rc) | |
1980 | rc = bnx2_setup_phy(bp, bp->phy_port); | |
b6016b76 MC |
1981 | |
1982 | return rc; | |
1983 | } | |
1984 | ||
1985 | static int | |
1986 | bnx2_set_mac_loopback(struct bnx2 *bp) | |
1987 | { | |
1988 | u32 mac_mode; | |
1989 | ||
1990 | mac_mode = REG_RD(bp, BNX2_EMAC_MODE); | |
1991 | mac_mode &= ~BNX2_EMAC_MODE_PORT; | |
1992 | mac_mode |= BNX2_EMAC_MODE_MAC_LOOP | BNX2_EMAC_MODE_FORCE_LINK; | |
1993 | REG_WR(bp, BNX2_EMAC_MODE, mac_mode); | |
1994 | bp->link_up = 1; | |
1995 | return 0; | |
1996 | } | |
1997 | ||
bc5a0690 MC |
1998 | static int bnx2_test_link(struct bnx2 *); |
1999 | ||
2000 | static int | |
2001 | bnx2_set_phy_loopback(struct bnx2 *bp) | |
2002 | { | |
2003 | u32 mac_mode; | |
2004 | int rc, i; | |
2005 | ||
2006 | spin_lock_bh(&bp->phy_lock); | |
ca58c3af | 2007 | rc = bnx2_write_phy(bp, bp->mii_bmcr, BMCR_LOOPBACK | BMCR_FULLDPLX | |
bc5a0690 MC |
2008 | BMCR_SPEED1000); |
2009 | spin_unlock_bh(&bp->phy_lock); | |
2010 | if (rc) | |
2011 | return rc; | |
2012 | ||
2013 | for (i = 0; i < 10; i++) { | |
2014 | if (bnx2_test_link(bp) == 0) | |
2015 | break; | |
80be4434 | 2016 | msleep(100); |
bc5a0690 MC |
2017 | } |
2018 | ||
2019 | mac_mode = REG_RD(bp, BNX2_EMAC_MODE); | |
2020 | mac_mode &= ~(BNX2_EMAC_MODE_PORT | BNX2_EMAC_MODE_HALF_DUPLEX | | |
2021 | BNX2_EMAC_MODE_MAC_LOOP | BNX2_EMAC_MODE_FORCE_LINK | | |
59b47d8a | 2022 | BNX2_EMAC_MODE_25G_MODE); |
bc5a0690 MC |
2023 | |
2024 | mac_mode |= BNX2_EMAC_MODE_PORT_GMII; | |
2025 | REG_WR(bp, BNX2_EMAC_MODE, mac_mode); | |
2026 | bp->link_up = 1; | |
2027 | return 0; | |
2028 | } | |
2029 | ||
b6016b76 | 2030 | static int |
b090ae2b | 2031 | bnx2_fw_sync(struct bnx2 *bp, u32 msg_data, int silent) |
b6016b76 MC |
2032 | { |
2033 | int i; | |
2034 | u32 val; | |
2035 | ||
b6016b76 MC |
2036 | bp->fw_wr_seq++; |
2037 | msg_data |= bp->fw_wr_seq; | |
2038 | ||
e3648b3d | 2039 | REG_WR_IND(bp, bp->shmem_base + BNX2_DRV_MB, msg_data); |
b6016b76 MC |
2040 | |
2041 | /* wait for an acknowledgement. */ | |
b090ae2b MC |
2042 | for (i = 0; i < (FW_ACK_TIME_OUT_MS / 10); i++) { |
2043 | msleep(10); | |
b6016b76 | 2044 | |
e3648b3d | 2045 | val = REG_RD_IND(bp, bp->shmem_base + BNX2_FW_MB); |
b6016b76 MC |
2046 | |
2047 | if ((val & BNX2_FW_MSG_ACK) == (msg_data & BNX2_DRV_MSG_SEQ)) | |
2048 | break; | |
2049 | } | |
b090ae2b MC |
2050 | if ((msg_data & BNX2_DRV_MSG_DATA) == BNX2_DRV_MSG_DATA_WAIT0) |
2051 | return 0; | |
b6016b76 MC |
2052 | |
2053 | /* If we timed out, inform the firmware that this is the case. */ | |
b090ae2b MC |
2054 | if ((val & BNX2_FW_MSG_ACK) != (msg_data & BNX2_DRV_MSG_SEQ)) { |
2055 | if (!silent) | |
2056 | printk(KERN_ERR PFX "fw sync timeout, reset code = " | |
2057 | "%x\n", msg_data); | |
b6016b76 MC |
2058 | |
2059 | msg_data &= ~BNX2_DRV_MSG_CODE; | |
2060 | msg_data |= BNX2_DRV_MSG_CODE_FW_TIMEOUT; | |
2061 | ||
e3648b3d | 2062 | REG_WR_IND(bp, bp->shmem_base + BNX2_DRV_MB, msg_data); |
b6016b76 | 2063 | |
b6016b76 MC |
2064 | return -EBUSY; |
2065 | } | |
2066 | ||
b090ae2b MC |
2067 | if ((val & BNX2_FW_MSG_STATUS_MASK) != BNX2_FW_MSG_STATUS_OK) |
2068 | return -EIO; | |
2069 | ||
b6016b76 MC |
2070 | return 0; |
2071 | } | |
2072 | ||
59b47d8a MC |
2073 | static int |
2074 | bnx2_init_5709_context(struct bnx2 *bp) | |
2075 | { | |
2076 | int i, ret = 0; | |
2077 | u32 val; | |
2078 | ||
2079 | val = BNX2_CTX_COMMAND_ENABLED | BNX2_CTX_COMMAND_MEM_INIT | (1 << 12); | |
2080 | val |= (BCM_PAGE_BITS - 8) << 16; | |
2081 | REG_WR(bp, BNX2_CTX_COMMAND, val); | |
641bdcd5 MC |
2082 | for (i = 0; i < 10; i++) { |
2083 | val = REG_RD(bp, BNX2_CTX_COMMAND); | |
2084 | if (!(val & BNX2_CTX_COMMAND_MEM_INIT)) | |
2085 | break; | |
2086 | udelay(2); | |
2087 | } | |
2088 | if (val & BNX2_CTX_COMMAND_MEM_INIT) | |
2089 | return -EBUSY; | |
2090 | ||
59b47d8a MC |
2091 | for (i = 0; i < bp->ctx_pages; i++) { |
2092 | int j; | |
2093 | ||
2094 | REG_WR(bp, BNX2_CTX_HOST_PAGE_TBL_DATA0, | |
2095 | (bp->ctx_blk_mapping[i] & 0xffffffff) | | |
2096 | BNX2_CTX_HOST_PAGE_TBL_DATA0_VALID); | |
2097 | REG_WR(bp, BNX2_CTX_HOST_PAGE_TBL_DATA1, | |
2098 | (u64) bp->ctx_blk_mapping[i] >> 32); | |
2099 | REG_WR(bp, BNX2_CTX_HOST_PAGE_TBL_CTRL, i | | |
2100 | BNX2_CTX_HOST_PAGE_TBL_CTRL_WRITE_REQ); | |
2101 | for (j = 0; j < 10; j++) { | |
2102 | ||
2103 | val = REG_RD(bp, BNX2_CTX_HOST_PAGE_TBL_CTRL); | |
2104 | if (!(val & BNX2_CTX_HOST_PAGE_TBL_CTRL_WRITE_REQ)) | |
2105 | break; | |
2106 | udelay(5); | |
2107 | } | |
2108 | if (val & BNX2_CTX_HOST_PAGE_TBL_CTRL_WRITE_REQ) { | |
2109 | ret = -EBUSY; | |
2110 | break; | |
2111 | } | |
2112 | } | |
2113 | return ret; | |
2114 | } | |
2115 | ||
b6016b76 MC |
2116 | static void |
2117 | bnx2_init_context(struct bnx2 *bp) | |
2118 | { | |
2119 | u32 vcid; | |
2120 | ||
2121 | vcid = 96; | |
2122 | while (vcid) { | |
2123 | u32 vcid_addr, pcid_addr, offset; | |
7947b20e | 2124 | int i; |
b6016b76 MC |
2125 | |
2126 | vcid--; | |
2127 | ||
2128 | if (CHIP_ID(bp) == CHIP_ID_5706_A0) { | |
2129 | u32 new_vcid; | |
2130 | ||
2131 | vcid_addr = GET_PCID_ADDR(vcid); | |
2132 | if (vcid & 0x8) { | |
2133 | new_vcid = 0x60 + (vcid & 0xf0) + (vcid & 0x7); | |
2134 | } | |
2135 | else { | |
2136 | new_vcid = vcid; | |
2137 | } | |
2138 | pcid_addr = GET_PCID_ADDR(new_vcid); | |
2139 | } | |
2140 | else { | |
2141 | vcid_addr = GET_CID_ADDR(vcid); | |
2142 | pcid_addr = vcid_addr; | |
2143 | } | |
2144 | ||
7947b20e MC |
2145 | for (i = 0; i < (CTX_SIZE / PHY_CTX_SIZE); i++) { |
2146 | vcid_addr += (i << PHY_CTX_SHIFT); | |
2147 | pcid_addr += (i << PHY_CTX_SHIFT); | |
b6016b76 | 2148 | |
5d5d0015 | 2149 | REG_WR(bp, BNX2_CTX_VIRT_ADDR, vcid_addr); |
7947b20e | 2150 | REG_WR(bp, BNX2_CTX_PAGE_TBL, pcid_addr); |
b6016b76 | 2151 | |
7947b20e MC |
2152 | /* Zero out the context. */ |
2153 | for (offset = 0; offset < PHY_CTX_SIZE; offset += 4) | |
5d5d0015 | 2154 | CTX_WR(bp, vcid_addr, offset, 0); |
7947b20e | 2155 | } |
b6016b76 MC |
2156 | } |
2157 | } | |
2158 | ||
2159 | static int | |
2160 | bnx2_alloc_bad_rbuf(struct bnx2 *bp) | |
2161 | { | |
2162 | u16 *good_mbuf; | |
2163 | u32 good_mbuf_cnt; | |
2164 | u32 val; | |
2165 | ||
2166 | good_mbuf = kmalloc(512 * sizeof(u16), GFP_KERNEL); | |
2167 | if (good_mbuf == NULL) { | |
2168 | printk(KERN_ERR PFX "Failed to allocate memory in " | |
2169 | "bnx2_alloc_bad_rbuf\n"); | |
2170 | return -ENOMEM; | |
2171 | } | |
2172 | ||
2173 | REG_WR(bp, BNX2_MISC_ENABLE_SET_BITS, | |
2174 | BNX2_MISC_ENABLE_SET_BITS_RX_MBUF_ENABLE); | |
2175 | ||
2176 | good_mbuf_cnt = 0; | |
2177 | ||
2178 | /* Allocate a bunch of mbufs and save the good ones in an array. */ | |
2179 | val = REG_RD_IND(bp, BNX2_RBUF_STATUS1); | |
2180 | while (val & BNX2_RBUF_STATUS1_FREE_COUNT) { | |
2181 | REG_WR_IND(bp, BNX2_RBUF_COMMAND, BNX2_RBUF_COMMAND_ALLOC_REQ); | |
2182 | ||
2183 | val = REG_RD_IND(bp, BNX2_RBUF_FW_BUF_ALLOC); | |
2184 | ||
2185 | val &= BNX2_RBUF_FW_BUF_ALLOC_VALUE; | |
2186 | ||
2187 | /* The addresses with Bit 9 set are bad memory blocks. */ | |
2188 | if (!(val & (1 << 9))) { | |
2189 | good_mbuf[good_mbuf_cnt] = (u16) val; | |
2190 | good_mbuf_cnt++; | |
2191 | } | |
2192 | ||
2193 | val = REG_RD_IND(bp, BNX2_RBUF_STATUS1); | |
2194 | } | |
2195 | ||
2196 | /* Free the good ones back to the mbuf pool thus discarding | |
2197 | * all the bad ones. */ | |
2198 | while (good_mbuf_cnt) { | |
2199 | good_mbuf_cnt--; | |
2200 | ||
2201 | val = good_mbuf[good_mbuf_cnt]; | |
2202 | val = (val << 9) | val | 1; | |
2203 | ||
2204 | REG_WR_IND(bp, BNX2_RBUF_FW_BUF_FREE, val); | |
2205 | } | |
2206 | kfree(good_mbuf); | |
2207 | return 0; | |
2208 | } | |
2209 | ||
2210 | static void | |
6aa20a22 | 2211 | bnx2_set_mac_addr(struct bnx2 *bp) |
b6016b76 MC |
2212 | { |
2213 | u32 val; | |
2214 | u8 *mac_addr = bp->dev->dev_addr; | |
2215 | ||
2216 | val = (mac_addr[0] << 8) | mac_addr[1]; | |
2217 | ||
2218 | REG_WR(bp, BNX2_EMAC_MAC_MATCH0, val); | |
2219 | ||
6aa20a22 | 2220 | val = (mac_addr[2] << 24) | (mac_addr[3] << 16) | |
b6016b76 MC |
2221 | (mac_addr[4] << 8) | mac_addr[5]; |
2222 | ||
2223 | REG_WR(bp, BNX2_EMAC_MAC_MATCH1, val); | |
2224 | } | |
2225 | ||
47bf4246 MC |
2226 | static inline int |
2227 | bnx2_alloc_rx_page(struct bnx2 *bp, u16 index) | |
2228 | { | |
2229 | dma_addr_t mapping; | |
2230 | struct sw_pg *rx_pg = &bp->rx_pg_ring[index]; | |
2231 | struct rx_bd *rxbd = | |
2232 | &bp->rx_pg_desc_ring[RX_RING(index)][RX_IDX(index)]; | |
2233 | struct page *page = alloc_page(GFP_ATOMIC); | |
2234 | ||
2235 | if (!page) | |
2236 | return -ENOMEM; | |
2237 | mapping = pci_map_page(bp->pdev, page, 0, PAGE_SIZE, | |
2238 | PCI_DMA_FROMDEVICE); | |
2239 | rx_pg->page = page; | |
2240 | pci_unmap_addr_set(rx_pg, mapping, mapping); | |
2241 | rxbd->rx_bd_haddr_hi = (u64) mapping >> 32; | |
2242 | rxbd->rx_bd_haddr_lo = (u64) mapping & 0xffffffff; | |
2243 | return 0; | |
2244 | } | |
2245 | ||
2246 | static void | |
2247 | bnx2_free_rx_page(struct bnx2 *bp, u16 index) | |
2248 | { | |
2249 | struct sw_pg *rx_pg = &bp->rx_pg_ring[index]; | |
2250 | struct page *page = rx_pg->page; | |
2251 | ||
2252 | if (!page) | |
2253 | return; | |
2254 | ||
2255 | pci_unmap_page(bp->pdev, pci_unmap_addr(rx_pg, mapping), PAGE_SIZE, | |
2256 | PCI_DMA_FROMDEVICE); | |
2257 | ||
2258 | __free_page(page); | |
2259 | rx_pg->page = NULL; | |
2260 | } | |
2261 | ||
b6016b76 MC |
2262 | static inline int |
2263 | bnx2_alloc_rx_skb(struct bnx2 *bp, u16 index) | |
2264 | { | |
2265 | struct sk_buff *skb; | |
2266 | struct sw_bd *rx_buf = &bp->rx_buf_ring[index]; | |
2267 | dma_addr_t mapping; | |
13daffa2 | 2268 | struct rx_bd *rxbd = &bp->rx_desc_ring[RX_RING(index)][RX_IDX(index)]; |
b6016b76 MC |
2269 | unsigned long align; |
2270 | ||
932f3772 | 2271 | skb = netdev_alloc_skb(bp->dev, bp->rx_buf_size); |
b6016b76 MC |
2272 | if (skb == NULL) { |
2273 | return -ENOMEM; | |
2274 | } | |
2275 | ||
59b47d8a MC |
2276 | if (unlikely((align = (unsigned long) skb->data & (BNX2_RX_ALIGN - 1)))) |
2277 | skb_reserve(skb, BNX2_RX_ALIGN - align); | |
b6016b76 | 2278 | |
b6016b76 MC |
2279 | mapping = pci_map_single(bp->pdev, skb->data, bp->rx_buf_use_size, |
2280 | PCI_DMA_FROMDEVICE); | |
2281 | ||
2282 | rx_buf->skb = skb; | |
2283 | pci_unmap_addr_set(rx_buf, mapping, mapping); | |
2284 | ||
2285 | rxbd->rx_bd_haddr_hi = (u64) mapping >> 32; | |
2286 | rxbd->rx_bd_haddr_lo = (u64) mapping & 0xffffffff; | |
2287 | ||
2288 | bp->rx_prod_bseq += bp->rx_buf_use_size; | |
2289 | ||
2290 | return 0; | |
2291 | } | |
2292 | ||
da3e4fbe MC |
2293 | static int |
2294 | bnx2_phy_event_is_set(struct bnx2 *bp, u32 event) | |
b6016b76 | 2295 | { |
da3e4fbe | 2296 | struct status_block *sblk = bp->status_blk; |
b6016b76 | 2297 | u32 new_link_state, old_link_state; |
da3e4fbe | 2298 | int is_set = 1; |
b6016b76 | 2299 | |
da3e4fbe MC |
2300 | new_link_state = sblk->status_attn_bits & event; |
2301 | old_link_state = sblk->status_attn_bits_ack & event; | |
b6016b76 | 2302 | if (new_link_state != old_link_state) { |
da3e4fbe MC |
2303 | if (new_link_state) |
2304 | REG_WR(bp, BNX2_PCICFG_STATUS_BIT_SET_CMD, event); | |
2305 | else | |
2306 | REG_WR(bp, BNX2_PCICFG_STATUS_BIT_CLEAR_CMD, event); | |
2307 | } else | |
2308 | is_set = 0; | |
2309 | ||
2310 | return is_set; | |
2311 | } | |
2312 | ||
2313 | static void | |
2314 | bnx2_phy_int(struct bnx2 *bp) | |
2315 | { | |
2316 | if (bnx2_phy_event_is_set(bp, STATUS_ATTN_BITS_LINK_STATE)) { | |
2317 | spin_lock(&bp->phy_lock); | |
b6016b76 | 2318 | bnx2_set_link(bp); |
da3e4fbe | 2319 | spin_unlock(&bp->phy_lock); |
b6016b76 | 2320 | } |
0d8a6571 MC |
2321 | if (bnx2_phy_event_is_set(bp, STATUS_ATTN_BITS_TIMER_ABORT)) |
2322 | bnx2_set_remote_link(bp); | |
2323 | ||
b6016b76 MC |
2324 | } |
2325 | ||
ead7270b MC |
2326 | static inline u16 |
2327 | bnx2_get_hw_tx_cons(struct bnx2 *bp) | |
2328 | { | |
2329 | u16 cons; | |
2330 | ||
2331 | cons = bp->status_blk->status_tx_quick_consumer_index0; | |
2332 | ||
2333 | if (unlikely((cons & MAX_TX_DESC_CNT) == MAX_TX_DESC_CNT)) | |
2334 | cons++; | |
2335 | return cons; | |
2336 | } | |
2337 | ||
b6016b76 MC |
2338 | static void |
2339 | bnx2_tx_int(struct bnx2 *bp) | |
2340 | { | |
2341 | u16 hw_cons, sw_cons, sw_ring_cons; | |
2342 | int tx_free_bd = 0; | |
2343 | ||
ead7270b | 2344 | hw_cons = bnx2_get_hw_tx_cons(bp); |
b6016b76 MC |
2345 | sw_cons = bp->tx_cons; |
2346 | ||
2347 | while (sw_cons != hw_cons) { | |
2348 | struct sw_bd *tx_buf; | |
2349 | struct sk_buff *skb; | |
2350 | int i, last; | |
2351 | ||
2352 | sw_ring_cons = TX_RING_IDX(sw_cons); | |
2353 | ||
2354 | tx_buf = &bp->tx_buf_ring[sw_ring_cons]; | |
2355 | skb = tx_buf->skb; | |
1d39ed56 | 2356 | |
b6016b76 | 2357 | /* partial BD completions possible with TSO packets */ |
89114afd | 2358 | if (skb_is_gso(skb)) { |
b6016b76 MC |
2359 | u16 last_idx, last_ring_idx; |
2360 | ||
2361 | last_idx = sw_cons + | |
2362 | skb_shinfo(skb)->nr_frags + 1; | |
2363 | last_ring_idx = sw_ring_cons + | |
2364 | skb_shinfo(skb)->nr_frags + 1; | |
2365 | if (unlikely(last_ring_idx >= MAX_TX_DESC_CNT)) { | |
2366 | last_idx++; | |
2367 | } | |
2368 | if (((s16) ((s16) last_idx - (s16) hw_cons)) > 0) { | |
2369 | break; | |
2370 | } | |
2371 | } | |
1d39ed56 | 2372 | |
b6016b76 MC |
2373 | pci_unmap_single(bp->pdev, pci_unmap_addr(tx_buf, mapping), |
2374 | skb_headlen(skb), PCI_DMA_TODEVICE); | |
2375 | ||
2376 | tx_buf->skb = NULL; | |
2377 | last = skb_shinfo(skb)->nr_frags; | |
2378 | ||
2379 | for (i = 0; i < last; i++) { | |
2380 | sw_cons = NEXT_TX_BD(sw_cons); | |
2381 | ||
2382 | pci_unmap_page(bp->pdev, | |
2383 | pci_unmap_addr( | |
2384 | &bp->tx_buf_ring[TX_RING_IDX(sw_cons)], | |
2385 | mapping), | |
2386 | skb_shinfo(skb)->frags[i].size, | |
2387 | PCI_DMA_TODEVICE); | |
2388 | } | |
2389 | ||
2390 | sw_cons = NEXT_TX_BD(sw_cons); | |
2391 | ||
2392 | tx_free_bd += last + 1; | |
2393 | ||
745720e5 | 2394 | dev_kfree_skb(skb); |
b6016b76 | 2395 | |
ead7270b | 2396 | hw_cons = bnx2_get_hw_tx_cons(bp); |
b6016b76 MC |
2397 | } |
2398 | ||
ead7270b | 2399 | bp->hw_tx_cons = hw_cons; |
e89bbf10 | 2400 | bp->tx_cons = sw_cons; |
2f8af120 MC |
2401 | /* Need to make the tx_cons update visible to bnx2_start_xmit() |
2402 | * before checking for netif_queue_stopped(). Without the | |
2403 | * memory barrier, there is a small possibility that bnx2_start_xmit() | |
2404 | * will miss it and cause the queue to be stopped forever. | |
2405 | */ | |
2406 | smp_mb(); | |
b6016b76 | 2407 | |
2f8af120 MC |
2408 | if (unlikely(netif_queue_stopped(bp->dev)) && |
2409 | (bnx2_tx_avail(bp) > bp->tx_wake_thresh)) { | |
2410 | netif_tx_lock(bp->dev); | |
b6016b76 | 2411 | if ((netif_queue_stopped(bp->dev)) && |
2f8af120 | 2412 | (bnx2_tx_avail(bp) > bp->tx_wake_thresh)) |
b6016b76 | 2413 | netif_wake_queue(bp->dev); |
2f8af120 | 2414 | netif_tx_unlock(bp->dev); |
b6016b76 | 2415 | } |
b6016b76 MC |
2416 | } |
2417 | ||
1db82f2a MC |
2418 | static void |
2419 | bnx2_reuse_rx_skb_pages(struct bnx2 *bp, struct sk_buff *skb, int count) | |
2420 | { | |
2421 | struct sw_pg *cons_rx_pg, *prod_rx_pg; | |
2422 | struct rx_bd *cons_bd, *prod_bd; | |
2423 | dma_addr_t mapping; | |
2424 | int i; | |
2425 | u16 hw_prod = bp->rx_pg_prod, prod; | |
2426 | u16 cons = bp->rx_pg_cons; | |
2427 | ||
2428 | for (i = 0; i < count; i++) { | |
2429 | prod = RX_PG_RING_IDX(hw_prod); | |
2430 | ||
2431 | prod_rx_pg = &bp->rx_pg_ring[prod]; | |
2432 | cons_rx_pg = &bp->rx_pg_ring[cons]; | |
2433 | cons_bd = &bp->rx_pg_desc_ring[RX_RING(cons)][RX_IDX(cons)]; | |
2434 | prod_bd = &bp->rx_pg_desc_ring[RX_RING(prod)][RX_IDX(prod)]; | |
2435 | ||
2436 | if (i == 0 && skb) { | |
2437 | struct page *page; | |
2438 | struct skb_shared_info *shinfo; | |
2439 | ||
2440 | shinfo = skb_shinfo(skb); | |
2441 | shinfo->nr_frags--; | |
2442 | page = shinfo->frags[shinfo->nr_frags].page; | |
2443 | shinfo->frags[shinfo->nr_frags].page = NULL; | |
2444 | mapping = pci_map_page(bp->pdev, page, 0, PAGE_SIZE, | |
2445 | PCI_DMA_FROMDEVICE); | |
2446 | cons_rx_pg->page = page; | |
2447 | pci_unmap_addr_set(cons_rx_pg, mapping, mapping); | |
2448 | dev_kfree_skb(skb); | |
2449 | } | |
2450 | if (prod != cons) { | |
2451 | prod_rx_pg->page = cons_rx_pg->page; | |
2452 | cons_rx_pg->page = NULL; | |
2453 | pci_unmap_addr_set(prod_rx_pg, mapping, | |
2454 | pci_unmap_addr(cons_rx_pg, mapping)); | |
2455 | ||
2456 | prod_bd->rx_bd_haddr_hi = cons_bd->rx_bd_haddr_hi; | |
2457 | prod_bd->rx_bd_haddr_lo = cons_bd->rx_bd_haddr_lo; | |
2458 | ||
2459 | } | |
2460 | cons = RX_PG_RING_IDX(NEXT_RX_BD(cons)); | |
2461 | hw_prod = NEXT_RX_BD(hw_prod); | |
2462 | } | |
2463 | bp->rx_pg_prod = hw_prod; | |
2464 | bp->rx_pg_cons = cons; | |
2465 | } | |
2466 | ||
b6016b76 MC |
2467 | static inline void |
2468 | bnx2_reuse_rx_skb(struct bnx2 *bp, struct sk_buff *skb, | |
2469 | u16 cons, u16 prod) | |
2470 | { | |
236b6394 MC |
2471 | struct sw_bd *cons_rx_buf, *prod_rx_buf; |
2472 | struct rx_bd *cons_bd, *prod_bd; | |
2473 | ||
2474 | cons_rx_buf = &bp->rx_buf_ring[cons]; | |
2475 | prod_rx_buf = &bp->rx_buf_ring[prod]; | |
b6016b76 MC |
2476 | |
2477 | pci_dma_sync_single_for_device(bp->pdev, | |
2478 | pci_unmap_addr(cons_rx_buf, mapping), | |
2479 | bp->rx_offset + RX_COPY_THRESH, PCI_DMA_FROMDEVICE); | |
2480 | ||
236b6394 | 2481 | bp->rx_prod_bseq += bp->rx_buf_use_size; |
b6016b76 | 2482 | |
236b6394 | 2483 | prod_rx_buf->skb = skb; |
b6016b76 | 2484 | |
236b6394 MC |
2485 | if (cons == prod) |
2486 | return; | |
b6016b76 | 2487 | |
236b6394 MC |
2488 | pci_unmap_addr_set(prod_rx_buf, mapping, |
2489 | pci_unmap_addr(cons_rx_buf, mapping)); | |
2490 | ||
3fdfcc2c MC |
2491 | cons_bd = &bp->rx_desc_ring[RX_RING(cons)][RX_IDX(cons)]; |
2492 | prod_bd = &bp->rx_desc_ring[RX_RING(prod)][RX_IDX(prod)]; | |
236b6394 MC |
2493 | prod_bd->rx_bd_haddr_hi = cons_bd->rx_bd_haddr_hi; |
2494 | prod_bd->rx_bd_haddr_lo = cons_bd->rx_bd_haddr_lo; | |
b6016b76 MC |
2495 | } |
2496 | ||
85833c62 MC |
2497 | static int |
2498 | bnx2_rx_skb(struct bnx2 *bp, struct sk_buff *skb, unsigned int len, | |
1db82f2a | 2499 | unsigned int hdr_len, dma_addr_t dma_addr, u32 ring_idx) |
85833c62 MC |
2500 | { |
2501 | int err; | |
2502 | u16 prod = ring_idx & 0xffff; | |
2503 | ||
2504 | err = bnx2_alloc_rx_skb(bp, prod); | |
2505 | if (unlikely(err)) { | |
2506 | bnx2_reuse_rx_skb(bp, skb, (u16) (ring_idx >> 16), prod); | |
1db82f2a MC |
2507 | if (hdr_len) { |
2508 | unsigned int raw_len = len + 4; | |
2509 | int pages = PAGE_ALIGN(raw_len - hdr_len) >> PAGE_SHIFT; | |
2510 | ||
2511 | bnx2_reuse_rx_skb_pages(bp, NULL, pages); | |
2512 | } | |
85833c62 MC |
2513 | return err; |
2514 | } | |
2515 | ||
2516 | skb_reserve(skb, bp->rx_offset); | |
2517 | pci_unmap_single(bp->pdev, dma_addr, bp->rx_buf_use_size, | |
2518 | PCI_DMA_FROMDEVICE); | |
2519 | ||
1db82f2a MC |
2520 | if (hdr_len == 0) { |
2521 | skb_put(skb, len); | |
2522 | return 0; | |
2523 | } else { | |
2524 | unsigned int i, frag_len, frag_size, pages; | |
2525 | struct sw_pg *rx_pg; | |
2526 | u16 pg_cons = bp->rx_pg_cons; | |
2527 | u16 pg_prod = bp->rx_pg_prod; | |
2528 | ||
2529 | frag_size = len + 4 - hdr_len; | |
2530 | pages = PAGE_ALIGN(frag_size) >> PAGE_SHIFT; | |
2531 | skb_put(skb, hdr_len); | |
2532 | ||
2533 | for (i = 0; i < pages; i++) { | |
2534 | frag_len = min(frag_size, (unsigned int) PAGE_SIZE); | |
2535 | if (unlikely(frag_len <= 4)) { | |
2536 | unsigned int tail = 4 - frag_len; | |
2537 | ||
2538 | bp->rx_pg_cons = pg_cons; | |
2539 | bp->rx_pg_prod = pg_prod; | |
2540 | bnx2_reuse_rx_skb_pages(bp, NULL, pages - i); | |
2541 | skb->len -= tail; | |
2542 | if (i == 0) { | |
2543 | skb->tail -= tail; | |
2544 | } else { | |
2545 | skb_frag_t *frag = | |
2546 | &skb_shinfo(skb)->frags[i - 1]; | |
2547 | frag->size -= tail; | |
2548 | skb->data_len -= tail; | |
2549 | skb->truesize -= tail; | |
2550 | } | |
2551 | return 0; | |
2552 | } | |
2553 | rx_pg = &bp->rx_pg_ring[pg_cons]; | |
2554 | ||
2555 | pci_unmap_page(bp->pdev, pci_unmap_addr(rx_pg, mapping), | |
2556 | PAGE_SIZE, PCI_DMA_FROMDEVICE); | |
2557 | ||
2558 | if (i == pages - 1) | |
2559 | frag_len -= 4; | |
2560 | ||
2561 | skb_fill_page_desc(skb, i, rx_pg->page, 0, frag_len); | |
2562 | rx_pg->page = NULL; | |
2563 | ||
2564 | err = bnx2_alloc_rx_page(bp, RX_PG_RING_IDX(pg_prod)); | |
2565 | if (unlikely(err)) { | |
2566 | bp->rx_pg_cons = pg_cons; | |
2567 | bp->rx_pg_prod = pg_prod; | |
2568 | bnx2_reuse_rx_skb_pages(bp, skb, pages - i); | |
2569 | return err; | |
2570 | } | |
2571 | ||
2572 | frag_size -= frag_len; | |
2573 | skb->data_len += frag_len; | |
2574 | skb->truesize += frag_len; | |
2575 | skb->len += frag_len; | |
2576 | ||
2577 | pg_prod = NEXT_RX_BD(pg_prod); | |
2578 | pg_cons = RX_PG_RING_IDX(NEXT_RX_BD(pg_cons)); | |
2579 | } | |
2580 | bp->rx_pg_prod = pg_prod; | |
2581 | bp->rx_pg_cons = pg_cons; | |
2582 | } | |
85833c62 MC |
2583 | return 0; |
2584 | } | |
2585 | ||
c09c2627 MC |
2586 | static inline u16 |
2587 | bnx2_get_hw_rx_cons(struct bnx2 *bp) | |
2588 | { | |
2589 | u16 cons = bp->status_blk->status_rx_quick_consumer_index0; | |
2590 | ||
2591 | if (unlikely((cons & MAX_RX_DESC_CNT) == MAX_RX_DESC_CNT)) | |
2592 | cons++; | |
2593 | return cons; | |
2594 | } | |
2595 | ||
b6016b76 MC |
2596 | static int |
2597 | bnx2_rx_int(struct bnx2 *bp, int budget) | |
2598 | { | |
2599 | u16 hw_cons, sw_cons, sw_ring_cons, sw_prod, sw_ring_prod; | |
2600 | struct l2_fhdr *rx_hdr; | |
1db82f2a | 2601 | int rx_pkt = 0, pg_ring_used = 0; |
b6016b76 | 2602 | |
c09c2627 | 2603 | hw_cons = bnx2_get_hw_rx_cons(bp); |
b6016b76 MC |
2604 | sw_cons = bp->rx_cons; |
2605 | sw_prod = bp->rx_prod; | |
2606 | ||
2607 | /* Memory barrier necessary as speculative reads of the rx | |
2608 | * buffer can be ahead of the index in the status block | |
2609 | */ | |
2610 | rmb(); | |
2611 | while (sw_cons != hw_cons) { | |
1db82f2a | 2612 | unsigned int len, hdr_len; |
ade2bfe7 | 2613 | u32 status; |
b6016b76 MC |
2614 | struct sw_bd *rx_buf; |
2615 | struct sk_buff *skb; | |
236b6394 | 2616 | dma_addr_t dma_addr; |
b6016b76 MC |
2617 | |
2618 | sw_ring_cons = RX_RING_IDX(sw_cons); | |
2619 | sw_ring_prod = RX_RING_IDX(sw_prod); | |
2620 | ||
2621 | rx_buf = &bp->rx_buf_ring[sw_ring_cons]; | |
2622 | skb = rx_buf->skb; | |
236b6394 MC |
2623 | |
2624 | rx_buf->skb = NULL; | |
2625 | ||
2626 | dma_addr = pci_unmap_addr(rx_buf, mapping); | |
2627 | ||
2628 | pci_dma_sync_single_for_cpu(bp->pdev, dma_addr, | |
b6016b76 MC |
2629 | bp->rx_offset + RX_COPY_THRESH, PCI_DMA_FROMDEVICE); |
2630 | ||
2631 | rx_hdr = (struct l2_fhdr *) skb->data; | |
1db82f2a | 2632 | len = rx_hdr->l2_fhdr_pkt_len; |
b6016b76 | 2633 | |
ade2bfe7 | 2634 | if ((status = rx_hdr->l2_fhdr_status) & |
b6016b76 MC |
2635 | (L2_FHDR_ERRORS_BAD_CRC | |
2636 | L2_FHDR_ERRORS_PHY_DECODE | | |
2637 | L2_FHDR_ERRORS_ALIGNMENT | | |
2638 | L2_FHDR_ERRORS_TOO_SHORT | | |
2639 | L2_FHDR_ERRORS_GIANT_FRAME)) { | |
2640 | ||
85833c62 MC |
2641 | bnx2_reuse_rx_skb(bp, skb, sw_ring_cons, sw_ring_prod); |
2642 | goto next_rx; | |
b6016b76 | 2643 | } |
1db82f2a MC |
2644 | hdr_len = 0; |
2645 | if (status & L2_FHDR_STATUS_SPLIT) { | |
2646 | hdr_len = rx_hdr->l2_fhdr_ip_xsum; | |
2647 | pg_ring_used = 1; | |
2648 | } else if (len > bp->rx_jumbo_thresh) { | |
2649 | hdr_len = bp->rx_jumbo_thresh; | |
2650 | pg_ring_used = 1; | |
2651 | } | |
2652 | ||
2653 | len -= 4; | |
b6016b76 | 2654 | |
5d5d0015 | 2655 | if (len <= bp->rx_copy_thresh) { |
b6016b76 MC |
2656 | struct sk_buff *new_skb; |
2657 | ||
932f3772 | 2658 | new_skb = netdev_alloc_skb(bp->dev, len + 2); |
85833c62 MC |
2659 | if (new_skb == NULL) { |
2660 | bnx2_reuse_rx_skb(bp, skb, sw_ring_cons, | |
2661 | sw_ring_prod); | |
2662 | goto next_rx; | |
2663 | } | |
b6016b76 MC |
2664 | |
2665 | /* aligned copy */ | |
d626f62b ACM |
2666 | skb_copy_from_linear_data_offset(skb, bp->rx_offset - 2, |
2667 | new_skb->data, len + 2); | |
b6016b76 MC |
2668 | skb_reserve(new_skb, 2); |
2669 | skb_put(new_skb, len); | |
b6016b76 MC |
2670 | |
2671 | bnx2_reuse_rx_skb(bp, skb, | |
2672 | sw_ring_cons, sw_ring_prod); | |
2673 | ||
2674 | skb = new_skb; | |
1db82f2a | 2675 | } else if (unlikely(bnx2_rx_skb(bp, skb, len, hdr_len, dma_addr, |
85833c62 | 2676 | (sw_ring_cons << 16) | sw_ring_prod))) |
b6016b76 | 2677 | goto next_rx; |
b6016b76 MC |
2678 | |
2679 | skb->protocol = eth_type_trans(skb, bp->dev); | |
2680 | ||
2681 | if ((len > (bp->dev->mtu + ETH_HLEN)) && | |
d1e100ba | 2682 | (ntohs(skb->protocol) != 0x8100)) { |
b6016b76 | 2683 | |
745720e5 | 2684 | dev_kfree_skb(skb); |
b6016b76 MC |
2685 | goto next_rx; |
2686 | ||
2687 | } | |
2688 | ||
b6016b76 MC |
2689 | skb->ip_summed = CHECKSUM_NONE; |
2690 | if (bp->rx_csum && | |
2691 | (status & (L2_FHDR_STATUS_TCP_SEGMENT | | |
2692 | L2_FHDR_STATUS_UDP_DATAGRAM))) { | |
2693 | ||
ade2bfe7 MC |
2694 | if (likely((status & (L2_FHDR_ERRORS_TCP_XSUM | |
2695 | L2_FHDR_ERRORS_UDP_XSUM)) == 0)) | |
b6016b76 MC |
2696 | skb->ip_summed = CHECKSUM_UNNECESSARY; |
2697 | } | |
2698 | ||
2699 | #ifdef BCM_VLAN | |
2700 | if ((status & L2_FHDR_STATUS_L2_VLAN_TAG) && (bp->vlgrp != 0)) { | |
2701 | vlan_hwaccel_receive_skb(skb, bp->vlgrp, | |
2702 | rx_hdr->l2_fhdr_vlan_tag); | |
2703 | } | |
2704 | else | |
2705 | #endif | |
2706 | netif_receive_skb(skb); | |
2707 | ||
2708 | bp->dev->last_rx = jiffies; | |
2709 | rx_pkt++; | |
2710 | ||
2711 | next_rx: | |
b6016b76 MC |
2712 | sw_cons = NEXT_RX_BD(sw_cons); |
2713 | sw_prod = NEXT_RX_BD(sw_prod); | |
2714 | ||
2715 | if ((rx_pkt == budget)) | |
2716 | break; | |
f4e418f7 MC |
2717 | |
2718 | /* Refresh hw_cons to see if there is new work */ | |
2719 | if (sw_cons == hw_cons) { | |
c09c2627 | 2720 | hw_cons = bnx2_get_hw_rx_cons(bp); |
f4e418f7 MC |
2721 | rmb(); |
2722 | } | |
b6016b76 MC |
2723 | } |
2724 | bp->rx_cons = sw_cons; | |
2725 | bp->rx_prod = sw_prod; | |
2726 | ||
1db82f2a MC |
2727 | if (pg_ring_used) |
2728 | REG_WR16(bp, MB_RX_CID_ADDR + BNX2_L2CTX_HOST_PG_BDIDX, | |
2729 | bp->rx_pg_prod); | |
2730 | ||
b6016b76 MC |
2731 | REG_WR16(bp, MB_RX_CID_ADDR + BNX2_L2CTX_HOST_BDIDX, sw_prod); |
2732 | ||
2733 | REG_WR(bp, MB_RX_CID_ADDR + BNX2_L2CTX_HOST_BSEQ, bp->rx_prod_bseq); | |
2734 | ||
2735 | mmiowb(); | |
2736 | ||
2737 | return rx_pkt; | |
2738 | ||
2739 | } | |
2740 | ||
2741 | /* MSI ISR - The only difference between this and the INTx ISR | |
2742 | * is that the MSI interrupt is always serviced. | |
2743 | */ | |
2744 | static irqreturn_t | |
7d12e780 | 2745 | bnx2_msi(int irq, void *dev_instance) |
b6016b76 MC |
2746 | { |
2747 | struct net_device *dev = dev_instance; | |
972ec0d4 | 2748 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 2749 | |
c921e4c4 | 2750 | prefetch(bp->status_blk); |
b6016b76 MC |
2751 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, |
2752 | BNX2_PCICFG_INT_ACK_CMD_USE_INT_HC_PARAM | | |
2753 | BNX2_PCICFG_INT_ACK_CMD_MASK_INT); | |
2754 | ||
2755 | /* Return here if interrupt is disabled. */ | |
73eef4cd MC |
2756 | if (unlikely(atomic_read(&bp->intr_sem) != 0)) |
2757 | return IRQ_HANDLED; | |
b6016b76 | 2758 | |
bea3348e | 2759 | netif_rx_schedule(dev, &bp->napi); |
b6016b76 | 2760 | |
73eef4cd | 2761 | return IRQ_HANDLED; |
b6016b76 MC |
2762 | } |
2763 | ||
8e6a72c4 MC |
2764 | static irqreturn_t |
2765 | bnx2_msi_1shot(int irq, void *dev_instance) | |
2766 | { | |
2767 | struct net_device *dev = dev_instance; | |
2768 | struct bnx2 *bp = netdev_priv(dev); | |
2769 | ||
2770 | prefetch(bp->status_blk); | |
2771 | ||
2772 | /* Return here if interrupt is disabled. */ | |
2773 | if (unlikely(atomic_read(&bp->intr_sem) != 0)) | |
2774 | return IRQ_HANDLED; | |
2775 | ||
bea3348e | 2776 | netif_rx_schedule(dev, &bp->napi); |
8e6a72c4 MC |
2777 | |
2778 | return IRQ_HANDLED; | |
2779 | } | |
2780 | ||
b6016b76 | 2781 | static irqreturn_t |
7d12e780 | 2782 | bnx2_interrupt(int irq, void *dev_instance) |
b6016b76 MC |
2783 | { |
2784 | struct net_device *dev = dev_instance; | |
972ec0d4 | 2785 | struct bnx2 *bp = netdev_priv(dev); |
b8a7ce7b | 2786 | struct status_block *sblk = bp->status_blk; |
b6016b76 MC |
2787 | |
2788 | /* When using INTx, it is possible for the interrupt to arrive | |
2789 | * at the CPU before the status block posted prior to the | |
2790 | * interrupt. Reading a register will flush the status block. | |
2791 | * When using MSI, the MSI message will always complete after | |
2792 | * the status block write. | |
2793 | */ | |
b8a7ce7b | 2794 | if ((sblk->status_idx == bp->last_status_idx) && |
b6016b76 MC |
2795 | (REG_RD(bp, BNX2_PCICFG_MISC_STATUS) & |
2796 | BNX2_PCICFG_MISC_STATUS_INTA_VALUE)) | |
73eef4cd | 2797 | return IRQ_NONE; |
b6016b76 MC |
2798 | |
2799 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, | |
2800 | BNX2_PCICFG_INT_ACK_CMD_USE_INT_HC_PARAM | | |
2801 | BNX2_PCICFG_INT_ACK_CMD_MASK_INT); | |
2802 | ||
b8a7ce7b MC |
2803 | /* Read back to deassert IRQ immediately to avoid too many |
2804 | * spurious interrupts. | |
2805 | */ | |
2806 | REG_RD(bp, BNX2_PCICFG_INT_ACK_CMD); | |
2807 | ||
b6016b76 | 2808 | /* Return here if interrupt is shared and is disabled. */ |
73eef4cd MC |
2809 | if (unlikely(atomic_read(&bp->intr_sem) != 0)) |
2810 | return IRQ_HANDLED; | |
b6016b76 | 2811 | |
bea3348e | 2812 | if (netif_rx_schedule_prep(dev, &bp->napi)) { |
b8a7ce7b | 2813 | bp->last_status_idx = sblk->status_idx; |
bea3348e | 2814 | __netif_rx_schedule(dev, &bp->napi); |
b8a7ce7b | 2815 | } |
b6016b76 | 2816 | |
73eef4cd | 2817 | return IRQ_HANDLED; |
b6016b76 MC |
2818 | } |
2819 | ||
0d8a6571 MC |
2820 | #define STATUS_ATTN_EVENTS (STATUS_ATTN_BITS_LINK_STATE | \ |
2821 | STATUS_ATTN_BITS_TIMER_ABORT) | |
da3e4fbe | 2822 | |
f4e418f7 MC |
2823 | static inline int |
2824 | bnx2_has_work(struct bnx2 *bp) | |
2825 | { | |
2826 | struct status_block *sblk = bp->status_blk; | |
2827 | ||
c09c2627 | 2828 | if ((bnx2_get_hw_rx_cons(bp) != bp->rx_cons) || |
ead7270b | 2829 | (bnx2_get_hw_tx_cons(bp) != bp->hw_tx_cons)) |
f4e418f7 MC |
2830 | return 1; |
2831 | ||
da3e4fbe MC |
2832 | if ((sblk->status_attn_bits & STATUS_ATTN_EVENTS) != |
2833 | (sblk->status_attn_bits_ack & STATUS_ATTN_EVENTS)) | |
f4e418f7 MC |
2834 | return 1; |
2835 | ||
2836 | return 0; | |
2837 | } | |
2838 | ||
6f535763 | 2839 | static int bnx2_poll_work(struct bnx2 *bp, int work_done, int budget) |
b6016b76 | 2840 | { |
da3e4fbe MC |
2841 | struct status_block *sblk = bp->status_blk; |
2842 | u32 status_attn_bits = sblk->status_attn_bits; | |
2843 | u32 status_attn_bits_ack = sblk->status_attn_bits_ack; | |
b6016b76 | 2844 | |
da3e4fbe MC |
2845 | if ((status_attn_bits & STATUS_ATTN_EVENTS) != |
2846 | (status_attn_bits_ack & STATUS_ATTN_EVENTS)) { | |
b6016b76 | 2847 | |
b6016b76 | 2848 | bnx2_phy_int(bp); |
bf5295bb MC |
2849 | |
2850 | /* This is needed to take care of transient status | |
2851 | * during link changes. | |
2852 | */ | |
2853 | REG_WR(bp, BNX2_HC_COMMAND, | |
2854 | bp->hc_cmd | BNX2_HC_COMMAND_COAL_NOW_WO_INT); | |
2855 | REG_RD(bp, BNX2_HC_COMMAND); | |
b6016b76 MC |
2856 | } |
2857 | ||
ead7270b | 2858 | if (bnx2_get_hw_tx_cons(bp) != bp->hw_tx_cons) |
b6016b76 | 2859 | bnx2_tx_int(bp); |
b6016b76 | 2860 | |
c09c2627 | 2861 | if (bnx2_get_hw_rx_cons(bp) != bp->rx_cons) |
6f535763 | 2862 | work_done += bnx2_rx_int(bp, budget - work_done); |
6aa20a22 | 2863 | |
6f535763 DM |
2864 | return work_done; |
2865 | } | |
2866 | ||
2867 | static int bnx2_poll(struct napi_struct *napi, int budget) | |
2868 | { | |
2869 | struct bnx2 *bp = container_of(napi, struct bnx2, napi); | |
2870 | int work_done = 0; | |
6dee6421 | 2871 | struct status_block *sblk = bp->status_blk; |
6f535763 DM |
2872 | |
2873 | while (1) { | |
2874 | work_done = bnx2_poll_work(bp, work_done, budget); | |
f4e418f7 | 2875 | |
6f535763 DM |
2876 | if (unlikely(work_done >= budget)) |
2877 | break; | |
2878 | ||
6dee6421 MC |
2879 | /* bp->last_status_idx is used below to tell the hw how |
2880 | * much work has been processed, so we must read it before | |
2881 | * checking for more work. | |
2882 | */ | |
2883 | bp->last_status_idx = sblk->status_idx; | |
2884 | rmb(); | |
6f535763 | 2885 | if (likely(!bnx2_has_work(bp))) { |
6f535763 DM |
2886 | netif_rx_complete(bp->dev, napi); |
2887 | if (likely(bp->flags & USING_MSI_FLAG)) { | |
2888 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, | |
2889 | BNX2_PCICFG_INT_ACK_CMD_INDEX_VALID | | |
2890 | bp->last_status_idx); | |
6dee6421 | 2891 | break; |
6f535763 | 2892 | } |
1269a8a6 MC |
2893 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, |
2894 | BNX2_PCICFG_INT_ACK_CMD_INDEX_VALID | | |
6f535763 | 2895 | BNX2_PCICFG_INT_ACK_CMD_MASK_INT | |
1269a8a6 | 2896 | bp->last_status_idx); |
1269a8a6 | 2897 | |
6f535763 DM |
2898 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, |
2899 | BNX2_PCICFG_INT_ACK_CMD_INDEX_VALID | | |
2900 | bp->last_status_idx); | |
2901 | break; | |
2902 | } | |
b6016b76 MC |
2903 | } |
2904 | ||
bea3348e | 2905 | return work_done; |
b6016b76 MC |
2906 | } |
2907 | ||
932ff279 | 2908 | /* Called with rtnl_lock from vlan functions and also netif_tx_lock |
b6016b76 MC |
2909 | * from set_multicast. |
2910 | */ | |
2911 | static void | |
2912 | bnx2_set_rx_mode(struct net_device *dev) | |
2913 | { | |
972ec0d4 | 2914 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
2915 | u32 rx_mode, sort_mode; |
2916 | int i; | |
b6016b76 | 2917 | |
c770a65c | 2918 | spin_lock_bh(&bp->phy_lock); |
b6016b76 MC |
2919 | |
2920 | rx_mode = bp->rx_mode & ~(BNX2_EMAC_RX_MODE_PROMISCUOUS | | |
2921 | BNX2_EMAC_RX_MODE_KEEP_VLAN_TAG); | |
2922 | sort_mode = 1 | BNX2_RPM_SORT_USER0_BC_EN; | |
2923 | #ifdef BCM_VLAN | |
e29054f9 | 2924 | if (!bp->vlgrp && !(bp->flags & ASF_ENABLE_FLAG)) |
b6016b76 | 2925 | rx_mode |= BNX2_EMAC_RX_MODE_KEEP_VLAN_TAG; |
b6016b76 | 2926 | #else |
e29054f9 MC |
2927 | if (!(bp->flags & ASF_ENABLE_FLAG)) |
2928 | rx_mode |= BNX2_EMAC_RX_MODE_KEEP_VLAN_TAG; | |
b6016b76 MC |
2929 | #endif |
2930 | if (dev->flags & IFF_PROMISC) { | |
2931 | /* Promiscuous mode. */ | |
2932 | rx_mode |= BNX2_EMAC_RX_MODE_PROMISCUOUS; | |
7510873d MC |
2933 | sort_mode |= BNX2_RPM_SORT_USER0_PROM_EN | |
2934 | BNX2_RPM_SORT_USER0_PROM_VLAN; | |
b6016b76 MC |
2935 | } |
2936 | else if (dev->flags & IFF_ALLMULTI) { | |
2937 | for (i = 0; i < NUM_MC_HASH_REGISTERS; i++) { | |
2938 | REG_WR(bp, BNX2_EMAC_MULTICAST_HASH0 + (i * 4), | |
2939 | 0xffffffff); | |
2940 | } | |
2941 | sort_mode |= BNX2_RPM_SORT_USER0_MC_EN; | |
2942 | } | |
2943 | else { | |
2944 | /* Accept one or more multicast(s). */ | |
2945 | struct dev_mc_list *mclist; | |
2946 | u32 mc_filter[NUM_MC_HASH_REGISTERS]; | |
2947 | u32 regidx; | |
2948 | u32 bit; | |
2949 | u32 crc; | |
2950 | ||
2951 | memset(mc_filter, 0, 4 * NUM_MC_HASH_REGISTERS); | |
2952 | ||
2953 | for (i = 0, mclist = dev->mc_list; mclist && i < dev->mc_count; | |
2954 | i++, mclist = mclist->next) { | |
2955 | ||
2956 | crc = ether_crc_le(ETH_ALEN, mclist->dmi_addr); | |
2957 | bit = crc & 0xff; | |
2958 | regidx = (bit & 0xe0) >> 5; | |
2959 | bit &= 0x1f; | |
2960 | mc_filter[regidx] |= (1 << bit); | |
2961 | } | |
2962 | ||
2963 | for (i = 0; i < NUM_MC_HASH_REGISTERS; i++) { | |
2964 | REG_WR(bp, BNX2_EMAC_MULTICAST_HASH0 + (i * 4), | |
2965 | mc_filter[i]); | |
2966 | } | |
2967 | ||
2968 | sort_mode |= BNX2_RPM_SORT_USER0_MC_HSH_EN; | |
2969 | } | |
2970 | ||
2971 | if (rx_mode != bp->rx_mode) { | |
2972 | bp->rx_mode = rx_mode; | |
2973 | REG_WR(bp, BNX2_EMAC_RX_MODE, rx_mode); | |
2974 | } | |
2975 | ||
2976 | REG_WR(bp, BNX2_RPM_SORT_USER0, 0x0); | |
2977 | REG_WR(bp, BNX2_RPM_SORT_USER0, sort_mode); | |
2978 | REG_WR(bp, BNX2_RPM_SORT_USER0, sort_mode | BNX2_RPM_SORT_USER0_ENA); | |
2979 | ||
c770a65c | 2980 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
2981 | } |
2982 | ||
2983 | static void | |
2984 | load_rv2p_fw(struct bnx2 *bp, u32 *rv2p_code, u32 rv2p_code_len, | |
2985 | u32 rv2p_proc) | |
2986 | { | |
2987 | int i; | |
2988 | u32 val; | |
2989 | ||
2990 | ||
2991 | for (i = 0; i < rv2p_code_len; i += 8) { | |
fba9fe91 | 2992 | REG_WR(bp, BNX2_RV2P_INSTR_HIGH, cpu_to_le32(*rv2p_code)); |
b6016b76 | 2993 | rv2p_code++; |
fba9fe91 | 2994 | REG_WR(bp, BNX2_RV2P_INSTR_LOW, cpu_to_le32(*rv2p_code)); |
b6016b76 MC |
2995 | rv2p_code++; |
2996 | ||
2997 | if (rv2p_proc == RV2P_PROC1) { | |
2998 | val = (i / 8) | BNX2_RV2P_PROC1_ADDR_CMD_RDWR; | |
2999 | REG_WR(bp, BNX2_RV2P_PROC1_ADDR_CMD, val); | |
3000 | } | |
3001 | else { | |
3002 | val = (i / 8) | BNX2_RV2P_PROC2_ADDR_CMD_RDWR; | |
3003 | REG_WR(bp, BNX2_RV2P_PROC2_ADDR_CMD, val); | |
3004 | } | |
3005 | } | |
3006 | ||
3007 | /* Reset the processor, un-stall is done later. */ | |
3008 | if (rv2p_proc == RV2P_PROC1) { | |
3009 | REG_WR(bp, BNX2_RV2P_COMMAND, BNX2_RV2P_COMMAND_PROC1_RESET); | |
3010 | } | |
3011 | else { | |
3012 | REG_WR(bp, BNX2_RV2P_COMMAND, BNX2_RV2P_COMMAND_PROC2_RESET); | |
3013 | } | |
3014 | } | |
3015 | ||
af3ee519 | 3016 | static int |
b6016b76 MC |
3017 | load_cpu_fw(struct bnx2 *bp, struct cpu_reg *cpu_reg, struct fw_info *fw) |
3018 | { | |
3019 | u32 offset; | |
3020 | u32 val; | |
af3ee519 | 3021 | int rc; |
b6016b76 MC |
3022 | |
3023 | /* Halt the CPU. */ | |
3024 | val = REG_RD_IND(bp, cpu_reg->mode); | |
3025 | val |= cpu_reg->mode_value_halt; | |
3026 | REG_WR_IND(bp, cpu_reg->mode, val); | |
3027 | REG_WR_IND(bp, cpu_reg->state, cpu_reg->state_value_clear); | |
3028 | ||
3029 | /* Load the Text area. */ | |
3030 | offset = cpu_reg->spad_base + (fw->text_addr - cpu_reg->mips_view_base); | |
af3ee519 | 3031 | if (fw->gz_text) { |
b6016b76 MC |
3032 | int j; |
3033 | ||
ea1f8d5c MC |
3034 | rc = zlib_inflate_blob(fw->text, FW_BUF_SIZE, fw->gz_text, |
3035 | fw->gz_text_len); | |
3036 | if (rc < 0) | |
b3448b0b | 3037 | return rc; |
ea1f8d5c | 3038 | |
b6016b76 | 3039 | for (j = 0; j < (fw->text_len / 4); j++, offset += 4) { |
ea1f8d5c | 3040 | REG_WR_IND(bp, offset, cpu_to_le32(fw->text[j])); |
b6016b76 MC |
3041 | } |
3042 | } | |
3043 | ||
3044 | /* Load the Data area. */ | |
3045 | offset = cpu_reg->spad_base + (fw->data_addr - cpu_reg->mips_view_base); | |
3046 | if (fw->data) { | |
3047 | int j; | |
3048 | ||
3049 | for (j = 0; j < (fw->data_len / 4); j++, offset += 4) { | |
3050 | REG_WR_IND(bp, offset, fw->data[j]); | |
3051 | } | |
3052 | } | |
3053 | ||
3054 | /* Load the SBSS area. */ | |
3055 | offset = cpu_reg->spad_base + (fw->sbss_addr - cpu_reg->mips_view_base); | |
ea1f8d5c | 3056 | if (fw->sbss_len) { |
b6016b76 MC |
3057 | int j; |
3058 | ||
3059 | for (j = 0; j < (fw->sbss_len / 4); j++, offset += 4) { | |
ea1f8d5c | 3060 | REG_WR_IND(bp, offset, 0); |
b6016b76 MC |
3061 | } |
3062 | } | |
3063 | ||
3064 | /* Load the BSS area. */ | |
3065 | offset = cpu_reg->spad_base + (fw->bss_addr - cpu_reg->mips_view_base); | |
ea1f8d5c | 3066 | if (fw->bss_len) { |
b6016b76 MC |
3067 | int j; |
3068 | ||
3069 | for (j = 0; j < (fw->bss_len/4); j++, offset += 4) { | |
ea1f8d5c | 3070 | REG_WR_IND(bp, offset, 0); |
b6016b76 MC |
3071 | } |
3072 | } | |
3073 | ||
3074 | /* Load the Read-Only area. */ | |
3075 | offset = cpu_reg->spad_base + | |
3076 | (fw->rodata_addr - cpu_reg->mips_view_base); | |
3077 | if (fw->rodata) { | |
3078 | int j; | |
3079 | ||
3080 | for (j = 0; j < (fw->rodata_len / 4); j++, offset += 4) { | |
3081 | REG_WR_IND(bp, offset, fw->rodata[j]); | |
3082 | } | |
3083 | } | |
3084 | ||
3085 | /* Clear the pre-fetch instruction. */ | |
3086 | REG_WR_IND(bp, cpu_reg->inst, 0); | |
3087 | REG_WR_IND(bp, cpu_reg->pc, fw->start_addr); | |
3088 | ||
3089 | /* Start the CPU. */ | |
3090 | val = REG_RD_IND(bp, cpu_reg->mode); | |
3091 | val &= ~cpu_reg->mode_value_halt; | |
3092 | REG_WR_IND(bp, cpu_reg->state, cpu_reg->state_value_clear); | |
3093 | REG_WR_IND(bp, cpu_reg->mode, val); | |
af3ee519 MC |
3094 | |
3095 | return 0; | |
b6016b76 MC |
3096 | } |
3097 | ||
fba9fe91 | 3098 | static int |
b6016b76 MC |
3099 | bnx2_init_cpus(struct bnx2 *bp) |
3100 | { | |
3101 | struct cpu_reg cpu_reg; | |
af3ee519 | 3102 | struct fw_info *fw; |
110d0ef9 MC |
3103 | int rc, rv2p_len; |
3104 | void *text, *rv2p; | |
b6016b76 MC |
3105 | |
3106 | /* Initialize the RV2P processor. */ | |
b3448b0b DV |
3107 | text = vmalloc(FW_BUF_SIZE); |
3108 | if (!text) | |
3109 | return -ENOMEM; | |
110d0ef9 MC |
3110 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
3111 | rv2p = bnx2_xi_rv2p_proc1; | |
3112 | rv2p_len = sizeof(bnx2_xi_rv2p_proc1); | |
3113 | } else { | |
3114 | rv2p = bnx2_rv2p_proc1; | |
3115 | rv2p_len = sizeof(bnx2_rv2p_proc1); | |
3116 | } | |
3117 | rc = zlib_inflate_blob(text, FW_BUF_SIZE, rv2p, rv2p_len); | |
ea1f8d5c | 3118 | if (rc < 0) |
fba9fe91 | 3119 | goto init_cpu_err; |
ea1f8d5c | 3120 | |
b3448b0b | 3121 | load_rv2p_fw(bp, text, rc /* == len */, RV2P_PROC1); |
fba9fe91 | 3122 | |
110d0ef9 MC |
3123 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
3124 | rv2p = bnx2_xi_rv2p_proc2; | |
3125 | rv2p_len = sizeof(bnx2_xi_rv2p_proc2); | |
3126 | } else { | |
3127 | rv2p = bnx2_rv2p_proc2; | |
3128 | rv2p_len = sizeof(bnx2_rv2p_proc2); | |
3129 | } | |
3130 | rc = zlib_inflate_blob(text, FW_BUF_SIZE, rv2p, rv2p_len); | |
ea1f8d5c | 3131 | if (rc < 0) |
fba9fe91 | 3132 | goto init_cpu_err; |
ea1f8d5c | 3133 | |
b3448b0b | 3134 | load_rv2p_fw(bp, text, rc /* == len */, RV2P_PROC2); |
b6016b76 MC |
3135 | |
3136 | /* Initialize the RX Processor. */ | |
3137 | cpu_reg.mode = BNX2_RXP_CPU_MODE; | |
3138 | cpu_reg.mode_value_halt = BNX2_RXP_CPU_MODE_SOFT_HALT; | |
3139 | cpu_reg.mode_value_sstep = BNX2_RXP_CPU_MODE_STEP_ENA; | |
3140 | cpu_reg.state = BNX2_RXP_CPU_STATE; | |
3141 | cpu_reg.state_value_clear = 0xffffff; | |
3142 | cpu_reg.gpr0 = BNX2_RXP_CPU_REG_FILE; | |
3143 | cpu_reg.evmask = BNX2_RXP_CPU_EVENT_MASK; | |
3144 | cpu_reg.pc = BNX2_RXP_CPU_PROGRAM_COUNTER; | |
3145 | cpu_reg.inst = BNX2_RXP_CPU_INSTRUCTION; | |
3146 | cpu_reg.bp = BNX2_RXP_CPU_HW_BREAKPOINT; | |
3147 | cpu_reg.spad_base = BNX2_RXP_SCRATCH; | |
3148 | cpu_reg.mips_view_base = 0x8000000; | |
6aa20a22 | 3149 | |
d43584c8 MC |
3150 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
3151 | fw = &bnx2_rxp_fw_09; | |
3152 | else | |
3153 | fw = &bnx2_rxp_fw_06; | |
fba9fe91 | 3154 | |
ea1f8d5c | 3155 | fw->text = text; |
af3ee519 | 3156 | rc = load_cpu_fw(bp, &cpu_reg, fw); |
fba9fe91 MC |
3157 | if (rc) |
3158 | goto init_cpu_err; | |
3159 | ||
b6016b76 MC |
3160 | /* Initialize the TX Processor. */ |
3161 | cpu_reg.mode = BNX2_TXP_CPU_MODE; | |
3162 | cpu_reg.mode_value_halt = BNX2_TXP_CPU_MODE_SOFT_HALT; | |
3163 | cpu_reg.mode_value_sstep = BNX2_TXP_CPU_MODE_STEP_ENA; | |
3164 | cpu_reg.state = BNX2_TXP_CPU_STATE; | |
3165 | cpu_reg.state_value_clear = 0xffffff; | |
3166 | cpu_reg.gpr0 = BNX2_TXP_CPU_REG_FILE; | |
3167 | cpu_reg.evmask = BNX2_TXP_CPU_EVENT_MASK; | |
3168 | cpu_reg.pc = BNX2_TXP_CPU_PROGRAM_COUNTER; | |
3169 | cpu_reg.inst = BNX2_TXP_CPU_INSTRUCTION; | |
3170 | cpu_reg.bp = BNX2_TXP_CPU_HW_BREAKPOINT; | |
3171 | cpu_reg.spad_base = BNX2_TXP_SCRATCH; | |
3172 | cpu_reg.mips_view_base = 0x8000000; | |
6aa20a22 | 3173 | |
d43584c8 MC |
3174 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
3175 | fw = &bnx2_txp_fw_09; | |
3176 | else | |
3177 | fw = &bnx2_txp_fw_06; | |
fba9fe91 | 3178 | |
ea1f8d5c | 3179 | fw->text = text; |
af3ee519 | 3180 | rc = load_cpu_fw(bp, &cpu_reg, fw); |
fba9fe91 MC |
3181 | if (rc) |
3182 | goto init_cpu_err; | |
3183 | ||
b6016b76 MC |
3184 | /* Initialize the TX Patch-up Processor. */ |
3185 | cpu_reg.mode = BNX2_TPAT_CPU_MODE; | |
3186 | cpu_reg.mode_value_halt = BNX2_TPAT_CPU_MODE_SOFT_HALT; | |
3187 | cpu_reg.mode_value_sstep = BNX2_TPAT_CPU_MODE_STEP_ENA; | |
3188 | cpu_reg.state = BNX2_TPAT_CPU_STATE; | |
3189 | cpu_reg.state_value_clear = 0xffffff; | |
3190 | cpu_reg.gpr0 = BNX2_TPAT_CPU_REG_FILE; | |
3191 | cpu_reg.evmask = BNX2_TPAT_CPU_EVENT_MASK; | |
3192 | cpu_reg.pc = BNX2_TPAT_CPU_PROGRAM_COUNTER; | |
3193 | cpu_reg.inst = BNX2_TPAT_CPU_INSTRUCTION; | |
3194 | cpu_reg.bp = BNX2_TPAT_CPU_HW_BREAKPOINT; | |
3195 | cpu_reg.spad_base = BNX2_TPAT_SCRATCH; | |
3196 | cpu_reg.mips_view_base = 0x8000000; | |
6aa20a22 | 3197 | |
d43584c8 MC |
3198 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
3199 | fw = &bnx2_tpat_fw_09; | |
3200 | else | |
3201 | fw = &bnx2_tpat_fw_06; | |
fba9fe91 | 3202 | |
ea1f8d5c | 3203 | fw->text = text; |
af3ee519 | 3204 | rc = load_cpu_fw(bp, &cpu_reg, fw); |
fba9fe91 MC |
3205 | if (rc) |
3206 | goto init_cpu_err; | |
3207 | ||
b6016b76 MC |
3208 | /* Initialize the Completion Processor. */ |
3209 | cpu_reg.mode = BNX2_COM_CPU_MODE; | |
3210 | cpu_reg.mode_value_halt = BNX2_COM_CPU_MODE_SOFT_HALT; | |
3211 | cpu_reg.mode_value_sstep = BNX2_COM_CPU_MODE_STEP_ENA; | |
3212 | cpu_reg.state = BNX2_COM_CPU_STATE; | |
3213 | cpu_reg.state_value_clear = 0xffffff; | |
3214 | cpu_reg.gpr0 = BNX2_COM_CPU_REG_FILE; | |
3215 | cpu_reg.evmask = BNX2_COM_CPU_EVENT_MASK; | |
3216 | cpu_reg.pc = BNX2_COM_CPU_PROGRAM_COUNTER; | |
3217 | cpu_reg.inst = BNX2_COM_CPU_INSTRUCTION; | |
3218 | cpu_reg.bp = BNX2_COM_CPU_HW_BREAKPOINT; | |
3219 | cpu_reg.spad_base = BNX2_COM_SCRATCH; | |
3220 | cpu_reg.mips_view_base = 0x8000000; | |
6aa20a22 | 3221 | |
d43584c8 MC |
3222 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
3223 | fw = &bnx2_com_fw_09; | |
3224 | else | |
3225 | fw = &bnx2_com_fw_06; | |
fba9fe91 | 3226 | |
ea1f8d5c | 3227 | fw->text = text; |
af3ee519 | 3228 | rc = load_cpu_fw(bp, &cpu_reg, fw); |
fba9fe91 MC |
3229 | if (rc) |
3230 | goto init_cpu_err; | |
3231 | ||
d43584c8 MC |
3232 | /* Initialize the Command Processor. */ |
3233 | cpu_reg.mode = BNX2_CP_CPU_MODE; | |
3234 | cpu_reg.mode_value_halt = BNX2_CP_CPU_MODE_SOFT_HALT; | |
3235 | cpu_reg.mode_value_sstep = BNX2_CP_CPU_MODE_STEP_ENA; | |
3236 | cpu_reg.state = BNX2_CP_CPU_STATE; | |
3237 | cpu_reg.state_value_clear = 0xffffff; | |
3238 | cpu_reg.gpr0 = BNX2_CP_CPU_REG_FILE; | |
3239 | cpu_reg.evmask = BNX2_CP_CPU_EVENT_MASK; | |
3240 | cpu_reg.pc = BNX2_CP_CPU_PROGRAM_COUNTER; | |
3241 | cpu_reg.inst = BNX2_CP_CPU_INSTRUCTION; | |
3242 | cpu_reg.bp = BNX2_CP_CPU_HW_BREAKPOINT; | |
3243 | cpu_reg.spad_base = BNX2_CP_SCRATCH; | |
3244 | cpu_reg.mips_view_base = 0x8000000; | |
b6016b76 | 3245 | |
110d0ef9 | 3246 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
d43584c8 | 3247 | fw = &bnx2_cp_fw_09; |
110d0ef9 MC |
3248 | else |
3249 | fw = &bnx2_cp_fw_06; | |
3250 | ||
3251 | fw->text = text; | |
3252 | rc = load_cpu_fw(bp, &cpu_reg, fw); | |
b6016b76 | 3253 | |
fba9fe91 | 3254 | init_cpu_err: |
ea1f8d5c | 3255 | vfree(text); |
fba9fe91 | 3256 | return rc; |
b6016b76 MC |
3257 | } |
3258 | ||
3259 | static int | |
829ca9a3 | 3260 | bnx2_set_power_state(struct bnx2 *bp, pci_power_t state) |
b6016b76 MC |
3261 | { |
3262 | u16 pmcsr; | |
3263 | ||
3264 | pci_read_config_word(bp->pdev, bp->pm_cap + PCI_PM_CTRL, &pmcsr); | |
3265 | ||
3266 | switch (state) { | |
829ca9a3 | 3267 | case PCI_D0: { |
b6016b76 MC |
3268 | u32 val; |
3269 | ||
3270 | pci_write_config_word(bp->pdev, bp->pm_cap + PCI_PM_CTRL, | |
3271 | (pmcsr & ~PCI_PM_CTRL_STATE_MASK) | | |
3272 | PCI_PM_CTRL_PME_STATUS); | |
3273 | ||
3274 | if (pmcsr & PCI_PM_CTRL_STATE_MASK) | |
3275 | /* delay required during transition out of D3hot */ | |
3276 | msleep(20); | |
3277 | ||
3278 | val = REG_RD(bp, BNX2_EMAC_MODE); | |
3279 | val |= BNX2_EMAC_MODE_MPKT_RCVD | BNX2_EMAC_MODE_ACPI_RCVD; | |
3280 | val &= ~BNX2_EMAC_MODE_MPKT; | |
3281 | REG_WR(bp, BNX2_EMAC_MODE, val); | |
3282 | ||
3283 | val = REG_RD(bp, BNX2_RPM_CONFIG); | |
3284 | val &= ~BNX2_RPM_CONFIG_ACPI_ENA; | |
3285 | REG_WR(bp, BNX2_RPM_CONFIG, val); | |
3286 | break; | |
3287 | } | |
829ca9a3 | 3288 | case PCI_D3hot: { |
b6016b76 MC |
3289 | int i; |
3290 | u32 val, wol_msg; | |
3291 | ||
3292 | if (bp->wol) { | |
3293 | u32 advertising; | |
3294 | u8 autoneg; | |
3295 | ||
3296 | autoneg = bp->autoneg; | |
3297 | advertising = bp->advertising; | |
3298 | ||
239cd343 MC |
3299 | if (bp->phy_port == PORT_TP) { |
3300 | bp->autoneg = AUTONEG_SPEED; | |
3301 | bp->advertising = ADVERTISED_10baseT_Half | | |
3302 | ADVERTISED_10baseT_Full | | |
3303 | ADVERTISED_100baseT_Half | | |
3304 | ADVERTISED_100baseT_Full | | |
3305 | ADVERTISED_Autoneg; | |
3306 | } | |
b6016b76 | 3307 | |
239cd343 MC |
3308 | spin_lock_bh(&bp->phy_lock); |
3309 | bnx2_setup_phy(bp, bp->phy_port); | |
3310 | spin_unlock_bh(&bp->phy_lock); | |
b6016b76 MC |
3311 | |
3312 | bp->autoneg = autoneg; | |
3313 | bp->advertising = advertising; | |
3314 | ||
3315 | bnx2_set_mac_addr(bp); | |
3316 | ||
3317 | val = REG_RD(bp, BNX2_EMAC_MODE); | |
3318 | ||
3319 | /* Enable port mode. */ | |
3320 | val &= ~BNX2_EMAC_MODE_PORT; | |
239cd343 | 3321 | val |= BNX2_EMAC_MODE_MPKT_RCVD | |
b6016b76 | 3322 | BNX2_EMAC_MODE_ACPI_RCVD | |
b6016b76 | 3323 | BNX2_EMAC_MODE_MPKT; |
239cd343 MC |
3324 | if (bp->phy_port == PORT_TP) |
3325 | val |= BNX2_EMAC_MODE_PORT_MII; | |
3326 | else { | |
3327 | val |= BNX2_EMAC_MODE_PORT_GMII; | |
3328 | if (bp->line_speed == SPEED_2500) | |
3329 | val |= BNX2_EMAC_MODE_25G_MODE; | |
3330 | } | |
b6016b76 MC |
3331 | |
3332 | REG_WR(bp, BNX2_EMAC_MODE, val); | |
3333 | ||
3334 | /* receive all multicast */ | |
3335 | for (i = 0; i < NUM_MC_HASH_REGISTERS; i++) { | |
3336 | REG_WR(bp, BNX2_EMAC_MULTICAST_HASH0 + (i * 4), | |
3337 | 0xffffffff); | |
3338 | } | |
3339 | REG_WR(bp, BNX2_EMAC_RX_MODE, | |
3340 | BNX2_EMAC_RX_MODE_SORT_MODE); | |
3341 | ||
3342 | val = 1 | BNX2_RPM_SORT_USER0_BC_EN | | |
3343 | BNX2_RPM_SORT_USER0_MC_EN; | |
3344 | REG_WR(bp, BNX2_RPM_SORT_USER0, 0x0); | |
3345 | REG_WR(bp, BNX2_RPM_SORT_USER0, val); | |
3346 | REG_WR(bp, BNX2_RPM_SORT_USER0, val | | |
3347 | BNX2_RPM_SORT_USER0_ENA); | |
3348 | ||
3349 | /* Need to enable EMAC and RPM for WOL. */ | |
3350 | REG_WR(bp, BNX2_MISC_ENABLE_SET_BITS, | |
3351 | BNX2_MISC_ENABLE_SET_BITS_RX_PARSER_MAC_ENABLE | | |
3352 | BNX2_MISC_ENABLE_SET_BITS_TX_HEADER_Q_ENABLE | | |
3353 | BNX2_MISC_ENABLE_SET_BITS_EMAC_ENABLE); | |
3354 | ||
3355 | val = REG_RD(bp, BNX2_RPM_CONFIG); | |
3356 | val &= ~BNX2_RPM_CONFIG_ACPI_ENA; | |
3357 | REG_WR(bp, BNX2_RPM_CONFIG, val); | |
3358 | ||
3359 | wol_msg = BNX2_DRV_MSG_CODE_SUSPEND_WOL; | |
3360 | } | |
3361 | else { | |
3362 | wol_msg = BNX2_DRV_MSG_CODE_SUSPEND_NO_WOL; | |
3363 | } | |
3364 | ||
dda1e390 MC |
3365 | if (!(bp->flags & NO_WOL_FLAG)) |
3366 | bnx2_fw_sync(bp, BNX2_DRV_MSG_DATA_WAIT3 | wol_msg, 0); | |
b6016b76 MC |
3367 | |
3368 | pmcsr &= ~PCI_PM_CTRL_STATE_MASK; | |
3369 | if ((CHIP_ID(bp) == CHIP_ID_5706_A0) || | |
3370 | (CHIP_ID(bp) == CHIP_ID_5706_A1)) { | |
3371 | ||
3372 | if (bp->wol) | |
3373 | pmcsr |= 3; | |
3374 | } | |
3375 | else { | |
3376 | pmcsr |= 3; | |
3377 | } | |
3378 | if (bp->wol) { | |
3379 | pmcsr |= PCI_PM_CTRL_PME_ENABLE; | |
3380 | } | |
3381 | pci_write_config_word(bp->pdev, bp->pm_cap + PCI_PM_CTRL, | |
3382 | pmcsr); | |
3383 | ||
3384 | /* No more memory access after this point until | |
3385 | * device is brought back to D0. | |
3386 | */ | |
3387 | udelay(50); | |
3388 | break; | |
3389 | } | |
3390 | default: | |
3391 | return -EINVAL; | |
3392 | } | |
3393 | return 0; | |
3394 | } | |
3395 | ||
3396 | static int | |
3397 | bnx2_acquire_nvram_lock(struct bnx2 *bp) | |
3398 | { | |
3399 | u32 val; | |
3400 | int j; | |
3401 | ||
3402 | /* Request access to the flash interface. */ | |
3403 | REG_WR(bp, BNX2_NVM_SW_ARB, BNX2_NVM_SW_ARB_ARB_REQ_SET2); | |
3404 | for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) { | |
3405 | val = REG_RD(bp, BNX2_NVM_SW_ARB); | |
3406 | if (val & BNX2_NVM_SW_ARB_ARB_ARB2) | |
3407 | break; | |
3408 | ||
3409 | udelay(5); | |
3410 | } | |
3411 | ||
3412 | if (j >= NVRAM_TIMEOUT_COUNT) | |
3413 | return -EBUSY; | |
3414 | ||
3415 | return 0; | |
3416 | } | |
3417 | ||
3418 | static int | |
3419 | bnx2_release_nvram_lock(struct bnx2 *bp) | |
3420 | { | |
3421 | int j; | |
3422 | u32 val; | |
3423 | ||
3424 | /* Relinquish nvram interface. */ | |
3425 | REG_WR(bp, BNX2_NVM_SW_ARB, BNX2_NVM_SW_ARB_ARB_REQ_CLR2); | |
3426 | ||
3427 | for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) { | |
3428 | val = REG_RD(bp, BNX2_NVM_SW_ARB); | |
3429 | if (!(val & BNX2_NVM_SW_ARB_ARB_ARB2)) | |
3430 | break; | |
3431 | ||
3432 | udelay(5); | |
3433 | } | |
3434 | ||
3435 | if (j >= NVRAM_TIMEOUT_COUNT) | |
3436 | return -EBUSY; | |
3437 | ||
3438 | return 0; | |
3439 | } | |
3440 | ||
3441 | ||
3442 | static int | |
3443 | bnx2_enable_nvram_write(struct bnx2 *bp) | |
3444 | { | |
3445 | u32 val; | |
3446 | ||
3447 | val = REG_RD(bp, BNX2_MISC_CFG); | |
3448 | REG_WR(bp, BNX2_MISC_CFG, val | BNX2_MISC_CFG_NVM_WR_EN_PCI); | |
3449 | ||
e30372c9 | 3450 | if (bp->flash_info->flags & BNX2_NV_WREN) { |
b6016b76 MC |
3451 | int j; |
3452 | ||
3453 | REG_WR(bp, BNX2_NVM_COMMAND, BNX2_NVM_COMMAND_DONE); | |
3454 | REG_WR(bp, BNX2_NVM_COMMAND, | |
3455 | BNX2_NVM_COMMAND_WREN | BNX2_NVM_COMMAND_DOIT); | |
3456 | ||
3457 | for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) { | |
3458 | udelay(5); | |
3459 | ||
3460 | val = REG_RD(bp, BNX2_NVM_COMMAND); | |
3461 | if (val & BNX2_NVM_COMMAND_DONE) | |
3462 | break; | |
3463 | } | |
3464 | ||
3465 | if (j >= NVRAM_TIMEOUT_COUNT) | |
3466 | return -EBUSY; | |
3467 | } | |
3468 | return 0; | |
3469 | } | |
3470 | ||
3471 | static void | |
3472 | bnx2_disable_nvram_write(struct bnx2 *bp) | |
3473 | { | |
3474 | u32 val; | |
3475 | ||
3476 | val = REG_RD(bp, BNX2_MISC_CFG); | |
3477 | REG_WR(bp, BNX2_MISC_CFG, val & ~BNX2_MISC_CFG_NVM_WR_EN); | |
3478 | } | |
3479 | ||
3480 | ||
3481 | static void | |
3482 | bnx2_enable_nvram_access(struct bnx2 *bp) | |
3483 | { | |
3484 | u32 val; | |
3485 | ||
3486 | val = REG_RD(bp, BNX2_NVM_ACCESS_ENABLE); | |
3487 | /* Enable both bits, even on read. */ | |
6aa20a22 | 3488 | REG_WR(bp, BNX2_NVM_ACCESS_ENABLE, |
b6016b76 MC |
3489 | val | BNX2_NVM_ACCESS_ENABLE_EN | BNX2_NVM_ACCESS_ENABLE_WR_EN); |
3490 | } | |
3491 | ||
3492 | static void | |
3493 | bnx2_disable_nvram_access(struct bnx2 *bp) | |
3494 | { | |
3495 | u32 val; | |
3496 | ||
3497 | val = REG_RD(bp, BNX2_NVM_ACCESS_ENABLE); | |
3498 | /* Disable both bits, even after read. */ | |
6aa20a22 | 3499 | REG_WR(bp, BNX2_NVM_ACCESS_ENABLE, |
b6016b76 MC |
3500 | val & ~(BNX2_NVM_ACCESS_ENABLE_EN | |
3501 | BNX2_NVM_ACCESS_ENABLE_WR_EN)); | |
3502 | } | |
3503 | ||
3504 | static int | |
3505 | bnx2_nvram_erase_page(struct bnx2 *bp, u32 offset) | |
3506 | { | |
3507 | u32 cmd; | |
3508 | int j; | |
3509 | ||
e30372c9 | 3510 | if (bp->flash_info->flags & BNX2_NV_BUFFERED) |
b6016b76 MC |
3511 | /* Buffered flash, no erase needed */ |
3512 | return 0; | |
3513 | ||
3514 | /* Build an erase command */ | |
3515 | cmd = BNX2_NVM_COMMAND_ERASE | BNX2_NVM_COMMAND_WR | | |
3516 | BNX2_NVM_COMMAND_DOIT; | |
3517 | ||
3518 | /* Need to clear DONE bit separately. */ | |
3519 | REG_WR(bp, BNX2_NVM_COMMAND, BNX2_NVM_COMMAND_DONE); | |
3520 | ||
3521 | /* Address of the NVRAM to read from. */ | |
3522 | REG_WR(bp, BNX2_NVM_ADDR, offset & BNX2_NVM_ADDR_NVM_ADDR_VALUE); | |
3523 | ||
3524 | /* Issue an erase command. */ | |
3525 | REG_WR(bp, BNX2_NVM_COMMAND, cmd); | |
3526 | ||
3527 | /* Wait for completion. */ | |
3528 | for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) { | |
3529 | u32 val; | |
3530 | ||
3531 | udelay(5); | |
3532 | ||
3533 | val = REG_RD(bp, BNX2_NVM_COMMAND); | |
3534 | if (val & BNX2_NVM_COMMAND_DONE) | |
3535 | break; | |
3536 | } | |
3537 | ||
3538 | if (j >= NVRAM_TIMEOUT_COUNT) | |
3539 | return -EBUSY; | |
3540 | ||
3541 | return 0; | |
3542 | } | |
3543 | ||
3544 | static int | |
3545 | bnx2_nvram_read_dword(struct bnx2 *bp, u32 offset, u8 *ret_val, u32 cmd_flags) | |
3546 | { | |
3547 | u32 cmd; | |
3548 | int j; | |
3549 | ||
3550 | /* Build the command word. */ | |
3551 | cmd = BNX2_NVM_COMMAND_DOIT | cmd_flags; | |
3552 | ||
e30372c9 MC |
3553 | /* Calculate an offset of a buffered flash, not needed for 5709. */ |
3554 | if (bp->flash_info->flags & BNX2_NV_TRANSLATE) { | |
b6016b76 MC |
3555 | offset = ((offset / bp->flash_info->page_size) << |
3556 | bp->flash_info->page_bits) + | |
3557 | (offset % bp->flash_info->page_size); | |
3558 | } | |
3559 | ||
3560 | /* Need to clear DONE bit separately. */ | |
3561 | REG_WR(bp, BNX2_NVM_COMMAND, BNX2_NVM_COMMAND_DONE); | |
3562 | ||
3563 | /* Address of the NVRAM to read from. */ | |
3564 | REG_WR(bp, BNX2_NVM_ADDR, offset & BNX2_NVM_ADDR_NVM_ADDR_VALUE); | |
3565 | ||
3566 | /* Issue a read command. */ | |
3567 | REG_WR(bp, BNX2_NVM_COMMAND, cmd); | |
3568 | ||
3569 | /* Wait for completion. */ | |
3570 | for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) { | |
3571 | u32 val; | |
3572 | ||
3573 | udelay(5); | |
3574 | ||
3575 | val = REG_RD(bp, BNX2_NVM_COMMAND); | |
3576 | if (val & BNX2_NVM_COMMAND_DONE) { | |
3577 | val = REG_RD(bp, BNX2_NVM_READ); | |
3578 | ||
3579 | val = be32_to_cpu(val); | |
3580 | memcpy(ret_val, &val, 4); | |
3581 | break; | |
3582 | } | |
3583 | } | |
3584 | if (j >= NVRAM_TIMEOUT_COUNT) | |
3585 | return -EBUSY; | |
3586 | ||
3587 | return 0; | |
3588 | } | |
3589 | ||
3590 | ||
3591 | static int | |
3592 | bnx2_nvram_write_dword(struct bnx2 *bp, u32 offset, u8 *val, u32 cmd_flags) | |
3593 | { | |
3594 | u32 cmd, val32; | |
3595 | int j; | |
3596 | ||
3597 | /* Build the command word. */ | |
3598 | cmd = BNX2_NVM_COMMAND_DOIT | BNX2_NVM_COMMAND_WR | cmd_flags; | |
3599 | ||
e30372c9 MC |
3600 | /* Calculate an offset of a buffered flash, not needed for 5709. */ |
3601 | if (bp->flash_info->flags & BNX2_NV_TRANSLATE) { | |
b6016b76 MC |
3602 | offset = ((offset / bp->flash_info->page_size) << |
3603 | bp->flash_info->page_bits) + | |
3604 | (offset % bp->flash_info->page_size); | |
3605 | } | |
3606 | ||
3607 | /* Need to clear DONE bit separately. */ | |
3608 | REG_WR(bp, BNX2_NVM_COMMAND, BNX2_NVM_COMMAND_DONE); | |
3609 | ||
3610 | memcpy(&val32, val, 4); | |
3611 | val32 = cpu_to_be32(val32); | |
3612 | ||
3613 | /* Write the data. */ | |
3614 | REG_WR(bp, BNX2_NVM_WRITE, val32); | |
3615 | ||
3616 | /* Address of the NVRAM to write to. */ | |
3617 | REG_WR(bp, BNX2_NVM_ADDR, offset & BNX2_NVM_ADDR_NVM_ADDR_VALUE); | |
3618 | ||
3619 | /* Issue the write command. */ | |
3620 | REG_WR(bp, BNX2_NVM_COMMAND, cmd); | |
3621 | ||
3622 | /* Wait for completion. */ | |
3623 | for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) { | |
3624 | udelay(5); | |
3625 | ||
3626 | if (REG_RD(bp, BNX2_NVM_COMMAND) & BNX2_NVM_COMMAND_DONE) | |
3627 | break; | |
3628 | } | |
3629 | if (j >= NVRAM_TIMEOUT_COUNT) | |
3630 | return -EBUSY; | |
3631 | ||
3632 | return 0; | |
3633 | } | |
3634 | ||
3635 | static int | |
3636 | bnx2_init_nvram(struct bnx2 *bp) | |
3637 | { | |
3638 | u32 val; | |
e30372c9 | 3639 | int j, entry_count, rc = 0; |
b6016b76 MC |
3640 | struct flash_spec *flash; |
3641 | ||
e30372c9 MC |
3642 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
3643 | bp->flash_info = &flash_5709; | |
3644 | goto get_flash_size; | |
3645 | } | |
3646 | ||
b6016b76 MC |
3647 | /* Determine the selected interface. */ |
3648 | val = REG_RD(bp, BNX2_NVM_CFG1); | |
3649 | ||
ff8ac609 | 3650 | entry_count = ARRAY_SIZE(flash_table); |
b6016b76 | 3651 | |
b6016b76 MC |
3652 | if (val & 0x40000000) { |
3653 | ||
3654 | /* Flash interface has been reconfigured */ | |
3655 | for (j = 0, flash = &flash_table[0]; j < entry_count; | |
37137709 MC |
3656 | j++, flash++) { |
3657 | if ((val & FLASH_BACKUP_STRAP_MASK) == | |
3658 | (flash->config1 & FLASH_BACKUP_STRAP_MASK)) { | |
b6016b76 MC |
3659 | bp->flash_info = flash; |
3660 | break; | |
3661 | } | |
3662 | } | |
3663 | } | |
3664 | else { | |
37137709 | 3665 | u32 mask; |
b6016b76 MC |
3666 | /* Not yet been reconfigured */ |
3667 | ||
37137709 MC |
3668 | if (val & (1 << 23)) |
3669 | mask = FLASH_BACKUP_STRAP_MASK; | |
3670 | else | |
3671 | mask = FLASH_STRAP_MASK; | |
3672 | ||
b6016b76 MC |
3673 | for (j = 0, flash = &flash_table[0]; j < entry_count; |
3674 | j++, flash++) { | |
3675 | ||
37137709 | 3676 | if ((val & mask) == (flash->strapping & mask)) { |
b6016b76 MC |
3677 | bp->flash_info = flash; |
3678 | ||
3679 | /* Request access to the flash interface. */ | |
3680 | if ((rc = bnx2_acquire_nvram_lock(bp)) != 0) | |
3681 | return rc; | |
3682 | ||
3683 | /* Enable access to flash interface */ | |
3684 | bnx2_enable_nvram_access(bp); | |
3685 | ||
3686 | /* Reconfigure the flash interface */ | |
3687 | REG_WR(bp, BNX2_NVM_CFG1, flash->config1); | |
3688 | REG_WR(bp, BNX2_NVM_CFG2, flash->config2); | |
3689 | REG_WR(bp, BNX2_NVM_CFG3, flash->config3); | |
3690 | REG_WR(bp, BNX2_NVM_WRITE1, flash->write1); | |
3691 | ||
3692 | /* Disable access to flash interface */ | |
3693 | bnx2_disable_nvram_access(bp); | |
3694 | bnx2_release_nvram_lock(bp); | |
3695 | ||
3696 | break; | |
3697 | } | |
3698 | } | |
3699 | } /* if (val & 0x40000000) */ | |
3700 | ||
3701 | if (j == entry_count) { | |
3702 | bp->flash_info = NULL; | |
2f23c523 | 3703 | printk(KERN_ALERT PFX "Unknown flash/EEPROM type.\n"); |
1122db71 | 3704 | return -ENODEV; |
b6016b76 MC |
3705 | } |
3706 | ||
e30372c9 | 3707 | get_flash_size: |
1122db71 MC |
3708 | val = REG_RD_IND(bp, bp->shmem_base + BNX2_SHARED_HW_CFG_CONFIG2); |
3709 | val &= BNX2_SHARED_HW_CFG2_NVM_SIZE_MASK; | |
3710 | if (val) | |
3711 | bp->flash_size = val; | |
3712 | else | |
3713 | bp->flash_size = bp->flash_info->total_size; | |
3714 | ||
b6016b76 MC |
3715 | return rc; |
3716 | } | |
3717 | ||
3718 | static int | |
3719 | bnx2_nvram_read(struct bnx2 *bp, u32 offset, u8 *ret_buf, | |
3720 | int buf_size) | |
3721 | { | |
3722 | int rc = 0; | |
3723 | u32 cmd_flags, offset32, len32, extra; | |
3724 | ||
3725 | if (buf_size == 0) | |
3726 | return 0; | |
3727 | ||
3728 | /* Request access to the flash interface. */ | |
3729 | if ((rc = bnx2_acquire_nvram_lock(bp)) != 0) | |
3730 | return rc; | |
3731 | ||
3732 | /* Enable access to flash interface */ | |
3733 | bnx2_enable_nvram_access(bp); | |
3734 | ||
3735 | len32 = buf_size; | |
3736 | offset32 = offset; | |
3737 | extra = 0; | |
3738 | ||
3739 | cmd_flags = 0; | |
3740 | ||
3741 | if (offset32 & 3) { | |
3742 | u8 buf[4]; | |
3743 | u32 pre_len; | |
3744 | ||
3745 | offset32 &= ~3; | |
3746 | pre_len = 4 - (offset & 3); | |
3747 | ||
3748 | if (pre_len >= len32) { | |
3749 | pre_len = len32; | |
3750 | cmd_flags = BNX2_NVM_COMMAND_FIRST | | |
3751 | BNX2_NVM_COMMAND_LAST; | |
3752 | } | |
3753 | else { | |
3754 | cmd_flags = BNX2_NVM_COMMAND_FIRST; | |
3755 | } | |
3756 | ||
3757 | rc = bnx2_nvram_read_dword(bp, offset32, buf, cmd_flags); | |
3758 | ||
3759 | if (rc) | |
3760 | return rc; | |
3761 | ||
3762 | memcpy(ret_buf, buf + (offset & 3), pre_len); | |
3763 | ||
3764 | offset32 += 4; | |
3765 | ret_buf += pre_len; | |
3766 | len32 -= pre_len; | |
3767 | } | |
3768 | if (len32 & 3) { | |
3769 | extra = 4 - (len32 & 3); | |
3770 | len32 = (len32 + 4) & ~3; | |
3771 | } | |
3772 | ||
3773 | if (len32 == 4) { | |
3774 | u8 buf[4]; | |
3775 | ||
3776 | if (cmd_flags) | |
3777 | cmd_flags = BNX2_NVM_COMMAND_LAST; | |
3778 | else | |
3779 | cmd_flags = BNX2_NVM_COMMAND_FIRST | | |
3780 | BNX2_NVM_COMMAND_LAST; | |
3781 | ||
3782 | rc = bnx2_nvram_read_dword(bp, offset32, buf, cmd_flags); | |
3783 | ||
3784 | memcpy(ret_buf, buf, 4 - extra); | |
3785 | } | |
3786 | else if (len32 > 0) { | |
3787 | u8 buf[4]; | |
3788 | ||
3789 | /* Read the first word. */ | |
3790 | if (cmd_flags) | |
3791 | cmd_flags = 0; | |
3792 | else | |
3793 | cmd_flags = BNX2_NVM_COMMAND_FIRST; | |
3794 | ||
3795 | rc = bnx2_nvram_read_dword(bp, offset32, ret_buf, cmd_flags); | |
3796 | ||
3797 | /* Advance to the next dword. */ | |
3798 | offset32 += 4; | |
3799 | ret_buf += 4; | |
3800 | len32 -= 4; | |
3801 | ||
3802 | while (len32 > 4 && rc == 0) { | |
3803 | rc = bnx2_nvram_read_dword(bp, offset32, ret_buf, 0); | |
3804 | ||
3805 | /* Advance to the next dword. */ | |
3806 | offset32 += 4; | |
3807 | ret_buf += 4; | |
3808 | len32 -= 4; | |
3809 | } | |
3810 | ||
3811 | if (rc) | |
3812 | return rc; | |
3813 | ||
3814 | cmd_flags = BNX2_NVM_COMMAND_LAST; | |
3815 | rc = bnx2_nvram_read_dword(bp, offset32, buf, cmd_flags); | |
3816 | ||
3817 | memcpy(ret_buf, buf, 4 - extra); | |
3818 | } | |
3819 | ||
3820 | /* Disable access to flash interface */ | |
3821 | bnx2_disable_nvram_access(bp); | |
3822 | ||
3823 | bnx2_release_nvram_lock(bp); | |
3824 | ||
3825 | return rc; | |
3826 | } | |
3827 | ||
3828 | static int | |
3829 | bnx2_nvram_write(struct bnx2 *bp, u32 offset, u8 *data_buf, | |
3830 | int buf_size) | |
3831 | { | |
3832 | u32 written, offset32, len32; | |
e6be763f | 3833 | u8 *buf, start[4], end[4], *align_buf = NULL, *flash_buffer = NULL; |
b6016b76 MC |
3834 | int rc = 0; |
3835 | int align_start, align_end; | |
3836 | ||
3837 | buf = data_buf; | |
3838 | offset32 = offset; | |
3839 | len32 = buf_size; | |
3840 | align_start = align_end = 0; | |
3841 | ||
3842 | if ((align_start = (offset32 & 3))) { | |
3843 | offset32 &= ~3; | |
c873879c MC |
3844 | len32 += align_start; |
3845 | if (len32 < 4) | |
3846 | len32 = 4; | |
b6016b76 MC |
3847 | if ((rc = bnx2_nvram_read(bp, offset32, start, 4))) |
3848 | return rc; | |
3849 | } | |
3850 | ||
3851 | if (len32 & 3) { | |
c873879c MC |
3852 | align_end = 4 - (len32 & 3); |
3853 | len32 += align_end; | |
3854 | if ((rc = bnx2_nvram_read(bp, offset32 + len32 - 4, end, 4))) | |
3855 | return rc; | |
b6016b76 MC |
3856 | } |
3857 | ||
3858 | if (align_start || align_end) { | |
e6be763f MC |
3859 | align_buf = kmalloc(len32, GFP_KERNEL); |
3860 | if (align_buf == NULL) | |
b6016b76 MC |
3861 | return -ENOMEM; |
3862 | if (align_start) { | |
e6be763f | 3863 | memcpy(align_buf, start, 4); |
b6016b76 MC |
3864 | } |
3865 | if (align_end) { | |
e6be763f | 3866 | memcpy(align_buf + len32 - 4, end, 4); |
b6016b76 | 3867 | } |
e6be763f MC |
3868 | memcpy(align_buf + align_start, data_buf, buf_size); |
3869 | buf = align_buf; | |
b6016b76 MC |
3870 | } |
3871 | ||
e30372c9 | 3872 | if (!(bp->flash_info->flags & BNX2_NV_BUFFERED)) { |
ae181bc4 MC |
3873 | flash_buffer = kmalloc(264, GFP_KERNEL); |
3874 | if (flash_buffer == NULL) { | |
3875 | rc = -ENOMEM; | |
3876 | goto nvram_write_end; | |
3877 | } | |
3878 | } | |
3879 | ||
b6016b76 MC |
3880 | written = 0; |
3881 | while ((written < len32) && (rc == 0)) { | |
3882 | u32 page_start, page_end, data_start, data_end; | |
3883 | u32 addr, cmd_flags; | |
3884 | int i; | |
b6016b76 MC |
3885 | |
3886 | /* Find the page_start addr */ | |
3887 | page_start = offset32 + written; | |
3888 | page_start -= (page_start % bp->flash_info->page_size); | |
3889 | /* Find the page_end addr */ | |
3890 | page_end = page_start + bp->flash_info->page_size; | |
3891 | /* Find the data_start addr */ | |
3892 | data_start = (written == 0) ? offset32 : page_start; | |
3893 | /* Find the data_end addr */ | |
6aa20a22 | 3894 | data_end = (page_end > offset32 + len32) ? |
b6016b76 MC |
3895 | (offset32 + len32) : page_end; |
3896 | ||
3897 | /* Request access to the flash interface. */ | |
3898 | if ((rc = bnx2_acquire_nvram_lock(bp)) != 0) | |
3899 | goto nvram_write_end; | |
3900 | ||
3901 | /* Enable access to flash interface */ | |
3902 | bnx2_enable_nvram_access(bp); | |
3903 | ||
3904 | cmd_flags = BNX2_NVM_COMMAND_FIRST; | |
e30372c9 | 3905 | if (!(bp->flash_info->flags & BNX2_NV_BUFFERED)) { |
b6016b76 MC |
3906 | int j; |
3907 | ||
3908 | /* Read the whole page into the buffer | |
3909 | * (non-buffer flash only) */ | |
3910 | for (j = 0; j < bp->flash_info->page_size; j += 4) { | |
3911 | if (j == (bp->flash_info->page_size - 4)) { | |
3912 | cmd_flags |= BNX2_NVM_COMMAND_LAST; | |
3913 | } | |
3914 | rc = bnx2_nvram_read_dword(bp, | |
6aa20a22 JG |
3915 | page_start + j, |
3916 | &flash_buffer[j], | |
b6016b76 MC |
3917 | cmd_flags); |
3918 | ||
3919 | if (rc) | |
3920 | goto nvram_write_end; | |
3921 | ||
3922 | cmd_flags = 0; | |
3923 | } | |
3924 | } | |
3925 | ||
3926 | /* Enable writes to flash interface (unlock write-protect) */ | |
3927 | if ((rc = bnx2_enable_nvram_write(bp)) != 0) | |
3928 | goto nvram_write_end; | |
3929 | ||
b6016b76 MC |
3930 | /* Loop to write back the buffer data from page_start to |
3931 | * data_start */ | |
3932 | i = 0; | |
e30372c9 | 3933 | if (!(bp->flash_info->flags & BNX2_NV_BUFFERED)) { |
c873879c MC |
3934 | /* Erase the page */ |
3935 | if ((rc = bnx2_nvram_erase_page(bp, page_start)) != 0) | |
3936 | goto nvram_write_end; | |
3937 | ||
3938 | /* Re-enable the write again for the actual write */ | |
3939 | bnx2_enable_nvram_write(bp); | |
3940 | ||
b6016b76 MC |
3941 | for (addr = page_start; addr < data_start; |
3942 | addr += 4, i += 4) { | |
6aa20a22 | 3943 | |
b6016b76 MC |
3944 | rc = bnx2_nvram_write_dword(bp, addr, |
3945 | &flash_buffer[i], cmd_flags); | |
3946 | ||
3947 | if (rc != 0) | |
3948 | goto nvram_write_end; | |
3949 | ||
3950 | cmd_flags = 0; | |
3951 | } | |
3952 | } | |
3953 | ||
3954 | /* Loop to write the new data from data_start to data_end */ | |
bae25761 | 3955 | for (addr = data_start; addr < data_end; addr += 4, i += 4) { |
b6016b76 | 3956 | if ((addr == page_end - 4) || |
e30372c9 | 3957 | ((bp->flash_info->flags & BNX2_NV_BUFFERED) && |
b6016b76 MC |
3958 | (addr == data_end - 4))) { |
3959 | ||
3960 | cmd_flags |= BNX2_NVM_COMMAND_LAST; | |
3961 | } | |
3962 | rc = bnx2_nvram_write_dword(bp, addr, buf, | |
3963 | cmd_flags); | |
3964 | ||
3965 | if (rc != 0) | |
3966 | goto nvram_write_end; | |
3967 | ||
3968 | cmd_flags = 0; | |
3969 | buf += 4; | |
3970 | } | |
3971 | ||
3972 | /* Loop to write back the buffer data from data_end | |
3973 | * to page_end */ | |
e30372c9 | 3974 | if (!(bp->flash_info->flags & BNX2_NV_BUFFERED)) { |
b6016b76 MC |
3975 | for (addr = data_end; addr < page_end; |
3976 | addr += 4, i += 4) { | |
6aa20a22 | 3977 | |
b6016b76 MC |
3978 | if (addr == page_end-4) { |
3979 | cmd_flags = BNX2_NVM_COMMAND_LAST; | |
3980 | } | |
3981 | rc = bnx2_nvram_write_dword(bp, addr, | |
3982 | &flash_buffer[i], cmd_flags); | |
3983 | ||
3984 | if (rc != 0) | |
3985 | goto nvram_write_end; | |
3986 | ||
3987 | cmd_flags = 0; | |
3988 | } | |
3989 | } | |
3990 | ||
3991 | /* Disable writes to flash interface (lock write-protect) */ | |
3992 | bnx2_disable_nvram_write(bp); | |
3993 | ||
3994 | /* Disable access to flash interface */ | |
3995 | bnx2_disable_nvram_access(bp); | |
3996 | bnx2_release_nvram_lock(bp); | |
3997 | ||
3998 | /* Increment written */ | |
3999 | written += data_end - data_start; | |
4000 | } | |
4001 | ||
4002 | nvram_write_end: | |
e6be763f MC |
4003 | kfree(flash_buffer); |
4004 | kfree(align_buf); | |
b6016b76 MC |
4005 | return rc; |
4006 | } | |
4007 | ||
0d8a6571 MC |
4008 | static void |
4009 | bnx2_init_remote_phy(struct bnx2 *bp) | |
4010 | { | |
4011 | u32 val; | |
4012 | ||
4013 | bp->phy_flags &= ~REMOTE_PHY_CAP_FLAG; | |
4014 | if (!(bp->phy_flags & PHY_SERDES_FLAG)) | |
4015 | return; | |
4016 | ||
4017 | val = REG_RD_IND(bp, bp->shmem_base + BNX2_FW_CAP_MB); | |
4018 | if ((val & BNX2_FW_CAP_SIGNATURE_MASK) != BNX2_FW_CAP_SIGNATURE) | |
4019 | return; | |
4020 | ||
4021 | if (val & BNX2_FW_CAP_REMOTE_PHY_CAPABLE) { | |
0d8a6571 MC |
4022 | bp->phy_flags |= REMOTE_PHY_CAP_FLAG; |
4023 | ||
4024 | val = REG_RD_IND(bp, bp->shmem_base + BNX2_LINK_STATUS); | |
4025 | if (val & BNX2_LINK_STATUS_SERDES_LINK) | |
4026 | bp->phy_port = PORT_FIBRE; | |
4027 | else | |
4028 | bp->phy_port = PORT_TP; | |
489310a4 MC |
4029 | |
4030 | if (netif_running(bp->dev)) { | |
4031 | u32 sig; | |
4032 | ||
4033 | if (val & BNX2_LINK_STATUS_LINK_UP) { | |
4034 | bp->link_up = 1; | |
4035 | netif_carrier_on(bp->dev); | |
4036 | } else { | |
4037 | bp->link_up = 0; | |
4038 | netif_carrier_off(bp->dev); | |
4039 | } | |
4040 | sig = BNX2_DRV_ACK_CAP_SIGNATURE | | |
4041 | BNX2_FW_CAP_REMOTE_PHY_CAPABLE; | |
4042 | REG_WR_IND(bp, bp->shmem_base + BNX2_DRV_ACK_CAP_MB, | |
4043 | sig); | |
4044 | } | |
0d8a6571 MC |
4045 | } |
4046 | } | |
4047 | ||
b6016b76 MC |
4048 | static int |
4049 | bnx2_reset_chip(struct bnx2 *bp, u32 reset_code) | |
4050 | { | |
4051 | u32 val; | |
4052 | int i, rc = 0; | |
489310a4 | 4053 | u8 old_port; |
b6016b76 MC |
4054 | |
4055 | /* Wait for the current PCI transaction to complete before | |
4056 | * issuing a reset. */ | |
4057 | REG_WR(bp, BNX2_MISC_ENABLE_CLR_BITS, | |
4058 | BNX2_MISC_ENABLE_CLR_BITS_TX_DMA_ENABLE | | |
4059 | BNX2_MISC_ENABLE_CLR_BITS_DMA_ENGINE_ENABLE | | |
4060 | BNX2_MISC_ENABLE_CLR_BITS_RX_DMA_ENABLE | | |
4061 | BNX2_MISC_ENABLE_CLR_BITS_HOST_COALESCE_ENABLE); | |
4062 | val = REG_RD(bp, BNX2_MISC_ENABLE_CLR_BITS); | |
4063 | udelay(5); | |
4064 | ||
b090ae2b MC |
4065 | /* Wait for the firmware to tell us it is ok to issue a reset. */ |
4066 | bnx2_fw_sync(bp, BNX2_DRV_MSG_DATA_WAIT0 | reset_code, 1); | |
4067 | ||
b6016b76 MC |
4068 | /* Deposit a driver reset signature so the firmware knows that |
4069 | * this is a soft reset. */ | |
e3648b3d | 4070 | REG_WR_IND(bp, bp->shmem_base + BNX2_DRV_RESET_SIGNATURE, |
b6016b76 MC |
4071 | BNX2_DRV_RESET_SIGNATURE_MAGIC); |
4072 | ||
b6016b76 MC |
4073 | /* Do a dummy read to force the chip to complete all current transaction |
4074 | * before we issue a reset. */ | |
4075 | val = REG_RD(bp, BNX2_MISC_ID); | |
4076 | ||
234754d5 MC |
4077 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
4078 | REG_WR(bp, BNX2_MISC_COMMAND, BNX2_MISC_COMMAND_SW_RESET); | |
4079 | REG_RD(bp, BNX2_MISC_COMMAND); | |
4080 | udelay(5); | |
b6016b76 | 4081 | |
234754d5 MC |
4082 | val = BNX2_PCICFG_MISC_CONFIG_REG_WINDOW_ENA | |
4083 | BNX2_PCICFG_MISC_CONFIG_TARGET_MB_WORD_SWAP; | |
b6016b76 | 4084 | |
234754d5 | 4085 | pci_write_config_dword(bp->pdev, BNX2_PCICFG_MISC_CONFIG, val); |
b6016b76 | 4086 | |
234754d5 MC |
4087 | } else { |
4088 | val = BNX2_PCICFG_MISC_CONFIG_CORE_RST_REQ | | |
4089 | BNX2_PCICFG_MISC_CONFIG_REG_WINDOW_ENA | | |
4090 | BNX2_PCICFG_MISC_CONFIG_TARGET_MB_WORD_SWAP; | |
4091 | ||
4092 | /* Chip reset. */ | |
4093 | REG_WR(bp, BNX2_PCICFG_MISC_CONFIG, val); | |
4094 | ||
594a9dfa MC |
4095 | /* Reading back any register after chip reset will hang the |
4096 | * bus on 5706 A0 and A1. The msleep below provides plenty | |
4097 | * of margin for write posting. | |
4098 | */ | |
234754d5 | 4099 | if ((CHIP_ID(bp) == CHIP_ID_5706_A0) || |
8e545881 AV |
4100 | (CHIP_ID(bp) == CHIP_ID_5706_A1)) |
4101 | msleep(20); | |
b6016b76 | 4102 | |
234754d5 MC |
4103 | /* Reset takes approximate 30 usec */ |
4104 | for (i = 0; i < 10; i++) { | |
4105 | val = REG_RD(bp, BNX2_PCICFG_MISC_CONFIG); | |
4106 | if ((val & (BNX2_PCICFG_MISC_CONFIG_CORE_RST_REQ | | |
4107 | BNX2_PCICFG_MISC_CONFIG_CORE_RST_BSY)) == 0) | |
4108 | break; | |
4109 | udelay(10); | |
4110 | } | |
4111 | ||
4112 | if (val & (BNX2_PCICFG_MISC_CONFIG_CORE_RST_REQ | | |
4113 | BNX2_PCICFG_MISC_CONFIG_CORE_RST_BSY)) { | |
4114 | printk(KERN_ERR PFX "Chip reset did not complete\n"); | |
4115 | return -EBUSY; | |
4116 | } | |
b6016b76 MC |
4117 | } |
4118 | ||
4119 | /* Make sure byte swapping is properly configured. */ | |
4120 | val = REG_RD(bp, BNX2_PCI_SWAP_DIAG0); | |
4121 | if (val != 0x01020304) { | |
4122 | printk(KERN_ERR PFX "Chip not in correct endian mode\n"); | |
4123 | return -ENODEV; | |
4124 | } | |
4125 | ||
b6016b76 | 4126 | /* Wait for the firmware to finish its initialization. */ |
b090ae2b MC |
4127 | rc = bnx2_fw_sync(bp, BNX2_DRV_MSG_DATA_WAIT1 | reset_code, 0); |
4128 | if (rc) | |
4129 | return rc; | |
b6016b76 | 4130 | |
0d8a6571 | 4131 | spin_lock_bh(&bp->phy_lock); |
489310a4 | 4132 | old_port = bp->phy_port; |
0d8a6571 | 4133 | bnx2_init_remote_phy(bp); |
489310a4 | 4134 | if ((bp->phy_flags & REMOTE_PHY_CAP_FLAG) && old_port != bp->phy_port) |
0d8a6571 MC |
4135 | bnx2_set_default_remote_link(bp); |
4136 | spin_unlock_bh(&bp->phy_lock); | |
4137 | ||
b6016b76 MC |
4138 | if (CHIP_ID(bp) == CHIP_ID_5706_A0) { |
4139 | /* Adjust the voltage regular to two steps lower. The default | |
4140 | * of this register is 0x0000000e. */ | |
4141 | REG_WR(bp, BNX2_MISC_VREG_CONTROL, 0x000000fa); | |
4142 | ||
4143 | /* Remove bad rbuf memory from the free pool. */ | |
4144 | rc = bnx2_alloc_bad_rbuf(bp); | |
4145 | } | |
4146 | ||
4147 | return rc; | |
4148 | } | |
4149 | ||
4150 | static int | |
4151 | bnx2_init_chip(struct bnx2 *bp) | |
4152 | { | |
4153 | u32 val; | |
b090ae2b | 4154 | int rc; |
b6016b76 MC |
4155 | |
4156 | /* Make sure the interrupt is not active. */ | |
4157 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, BNX2_PCICFG_INT_ACK_CMD_MASK_INT); | |
4158 | ||
4159 | val = BNX2_DMA_CONFIG_DATA_BYTE_SWAP | | |
4160 | BNX2_DMA_CONFIG_DATA_WORD_SWAP | | |
4161 | #ifdef __BIG_ENDIAN | |
6aa20a22 | 4162 | BNX2_DMA_CONFIG_CNTL_BYTE_SWAP | |
b6016b76 | 4163 | #endif |
6aa20a22 | 4164 | BNX2_DMA_CONFIG_CNTL_WORD_SWAP | |
b6016b76 MC |
4165 | DMA_READ_CHANS << 12 | |
4166 | DMA_WRITE_CHANS << 16; | |
4167 | ||
4168 | val |= (0x2 << 20) | (1 << 11); | |
4169 | ||
dda1e390 | 4170 | if ((bp->flags & PCIX_FLAG) && (bp->bus_speed_mhz == 133)) |
b6016b76 MC |
4171 | val |= (1 << 23); |
4172 | ||
4173 | if ((CHIP_NUM(bp) == CHIP_NUM_5706) && | |
4174 | (CHIP_ID(bp) != CHIP_ID_5706_A0) && !(bp->flags & PCIX_FLAG)) | |
4175 | val |= BNX2_DMA_CONFIG_CNTL_PING_PONG_DMA; | |
4176 | ||
4177 | REG_WR(bp, BNX2_DMA_CONFIG, val); | |
4178 | ||
4179 | if (CHIP_ID(bp) == CHIP_ID_5706_A0) { | |
4180 | val = REG_RD(bp, BNX2_TDMA_CONFIG); | |
4181 | val |= BNX2_TDMA_CONFIG_ONE_DMA; | |
4182 | REG_WR(bp, BNX2_TDMA_CONFIG, val); | |
4183 | } | |
4184 | ||
4185 | if (bp->flags & PCIX_FLAG) { | |
4186 | u16 val16; | |
4187 | ||
4188 | pci_read_config_word(bp->pdev, bp->pcix_cap + PCI_X_CMD, | |
4189 | &val16); | |
4190 | pci_write_config_word(bp->pdev, bp->pcix_cap + PCI_X_CMD, | |
4191 | val16 & ~PCI_X_CMD_ERO); | |
4192 | } | |
4193 | ||
4194 | REG_WR(bp, BNX2_MISC_ENABLE_SET_BITS, | |
4195 | BNX2_MISC_ENABLE_SET_BITS_HOST_COALESCE_ENABLE | | |
4196 | BNX2_MISC_ENABLE_STATUS_BITS_RX_V2P_ENABLE | | |
4197 | BNX2_MISC_ENABLE_STATUS_BITS_CONTEXT_ENABLE); | |
4198 | ||
4199 | /* Initialize context mapping and zero out the quick contexts. The | |
4200 | * context block must have already been enabled. */ | |
641bdcd5 MC |
4201 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
4202 | rc = bnx2_init_5709_context(bp); | |
4203 | if (rc) | |
4204 | return rc; | |
4205 | } else | |
59b47d8a | 4206 | bnx2_init_context(bp); |
b6016b76 | 4207 | |
fba9fe91 MC |
4208 | if ((rc = bnx2_init_cpus(bp)) != 0) |
4209 | return rc; | |
4210 | ||
b6016b76 MC |
4211 | bnx2_init_nvram(bp); |
4212 | ||
4213 | bnx2_set_mac_addr(bp); | |
4214 | ||
4215 | val = REG_RD(bp, BNX2_MQ_CONFIG); | |
4216 | val &= ~BNX2_MQ_CONFIG_KNL_BYP_BLK_SIZE; | |
4217 | val |= BNX2_MQ_CONFIG_KNL_BYP_BLK_SIZE_256; | |
68c9f75a MC |
4218 | if (CHIP_ID(bp) == CHIP_ID_5709_A0 || CHIP_ID(bp) == CHIP_ID_5709_A1) |
4219 | val |= BNX2_MQ_CONFIG_HALT_DIS; | |
4220 | ||
b6016b76 MC |
4221 | REG_WR(bp, BNX2_MQ_CONFIG, val); |
4222 | ||
4223 | val = 0x10000 + (MAX_CID_CNT * MB_KERNEL_CTX_SIZE); | |
4224 | REG_WR(bp, BNX2_MQ_KNL_BYP_WIND_START, val); | |
4225 | REG_WR(bp, BNX2_MQ_KNL_WIND_END, val); | |
4226 | ||
4227 | val = (BCM_PAGE_BITS - 8) << 24; | |
4228 | REG_WR(bp, BNX2_RV2P_CONFIG, val); | |
4229 | ||
4230 | /* Configure page size. */ | |
4231 | val = REG_RD(bp, BNX2_TBDR_CONFIG); | |
4232 | val &= ~BNX2_TBDR_CONFIG_PAGE_SIZE; | |
4233 | val |= (BCM_PAGE_BITS - 8) << 24 | 0x40; | |
4234 | REG_WR(bp, BNX2_TBDR_CONFIG, val); | |
4235 | ||
4236 | val = bp->mac_addr[0] + | |
4237 | (bp->mac_addr[1] << 8) + | |
4238 | (bp->mac_addr[2] << 16) + | |
4239 | bp->mac_addr[3] + | |
4240 | (bp->mac_addr[4] << 8) + | |
4241 | (bp->mac_addr[5] << 16); | |
4242 | REG_WR(bp, BNX2_EMAC_BACKOFF_SEED, val); | |
4243 | ||
4244 | /* Program the MTU. Also include 4 bytes for CRC32. */ | |
4245 | val = bp->dev->mtu + ETH_HLEN + 4; | |
4246 | if (val > (MAX_ETHERNET_PACKET_SIZE + 4)) | |
4247 | val |= BNX2_EMAC_RX_MTU_SIZE_JUMBO_ENA; | |
4248 | REG_WR(bp, BNX2_EMAC_RX_MTU_SIZE, val); | |
4249 | ||
4250 | bp->last_status_idx = 0; | |
4251 | bp->rx_mode = BNX2_EMAC_RX_MODE_SORT_MODE; | |
4252 | ||
4253 | /* Set up how to generate a link change interrupt. */ | |
4254 | REG_WR(bp, BNX2_EMAC_ATTENTION_ENA, BNX2_EMAC_ATTENTION_ENA_LINK); | |
4255 | ||
4256 | REG_WR(bp, BNX2_HC_STATUS_ADDR_L, | |
4257 | (u64) bp->status_blk_mapping & 0xffffffff); | |
4258 | REG_WR(bp, BNX2_HC_STATUS_ADDR_H, (u64) bp->status_blk_mapping >> 32); | |
4259 | ||
4260 | REG_WR(bp, BNX2_HC_STATISTICS_ADDR_L, | |
4261 | (u64) bp->stats_blk_mapping & 0xffffffff); | |
4262 | REG_WR(bp, BNX2_HC_STATISTICS_ADDR_H, | |
4263 | (u64) bp->stats_blk_mapping >> 32); | |
4264 | ||
6aa20a22 | 4265 | REG_WR(bp, BNX2_HC_TX_QUICK_CONS_TRIP, |
b6016b76 MC |
4266 | (bp->tx_quick_cons_trip_int << 16) | bp->tx_quick_cons_trip); |
4267 | ||
4268 | REG_WR(bp, BNX2_HC_RX_QUICK_CONS_TRIP, | |
4269 | (bp->rx_quick_cons_trip_int << 16) | bp->rx_quick_cons_trip); | |
4270 | ||
4271 | REG_WR(bp, BNX2_HC_COMP_PROD_TRIP, | |
4272 | (bp->comp_prod_trip_int << 16) | bp->comp_prod_trip); | |
4273 | ||
4274 | REG_WR(bp, BNX2_HC_TX_TICKS, (bp->tx_ticks_int << 16) | bp->tx_ticks); | |
4275 | ||
4276 | REG_WR(bp, BNX2_HC_RX_TICKS, (bp->rx_ticks_int << 16) | bp->rx_ticks); | |
4277 | ||
4278 | REG_WR(bp, BNX2_HC_COM_TICKS, | |
4279 | (bp->com_ticks_int << 16) | bp->com_ticks); | |
4280 | ||
4281 | REG_WR(bp, BNX2_HC_CMD_TICKS, | |
4282 | (bp->cmd_ticks_int << 16) | bp->cmd_ticks); | |
4283 | ||
02537b06 MC |
4284 | if (CHIP_NUM(bp) == CHIP_NUM_5708) |
4285 | REG_WR(bp, BNX2_HC_STATS_TICKS, 0); | |
4286 | else | |
7ea6920e | 4287 | REG_WR(bp, BNX2_HC_STATS_TICKS, bp->stats_ticks); |
b6016b76 MC |
4288 | REG_WR(bp, BNX2_HC_STAT_COLLECT_TICKS, 0xbb8); /* 3ms */ |
4289 | ||
4290 | if (CHIP_ID(bp) == CHIP_ID_5706_A1) | |
8e6a72c4 | 4291 | val = BNX2_HC_CONFIG_COLLECT_STATS; |
b6016b76 | 4292 | else { |
8e6a72c4 MC |
4293 | val = BNX2_HC_CONFIG_RX_TMR_MODE | BNX2_HC_CONFIG_TX_TMR_MODE | |
4294 | BNX2_HC_CONFIG_COLLECT_STATS; | |
b6016b76 MC |
4295 | } |
4296 | ||
8e6a72c4 MC |
4297 | if (bp->flags & ONE_SHOT_MSI_FLAG) |
4298 | val |= BNX2_HC_CONFIG_ONE_SHOT; | |
4299 | ||
4300 | REG_WR(bp, BNX2_HC_CONFIG, val); | |
4301 | ||
b6016b76 MC |
4302 | /* Clear internal stats counters. */ |
4303 | REG_WR(bp, BNX2_HC_COMMAND, BNX2_HC_COMMAND_CLR_STAT_NOW); | |
4304 | ||
da3e4fbe | 4305 | REG_WR(bp, BNX2_HC_ATTN_BITS_ENABLE, STATUS_ATTN_EVENTS); |
b6016b76 MC |
4306 | |
4307 | /* Initialize the receive filter. */ | |
4308 | bnx2_set_rx_mode(bp->dev); | |
4309 | ||
0aa38df7 MC |
4310 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
4311 | val = REG_RD(bp, BNX2_MISC_NEW_CORE_CTL); | |
4312 | val |= BNX2_MISC_NEW_CORE_CTL_DMA_ENABLE; | |
4313 | REG_WR(bp, BNX2_MISC_NEW_CORE_CTL, val); | |
4314 | } | |
b090ae2b MC |
4315 | rc = bnx2_fw_sync(bp, BNX2_DRV_MSG_DATA_WAIT2 | BNX2_DRV_MSG_CODE_RESET, |
4316 | 0); | |
b6016b76 | 4317 | |
df149d70 | 4318 | REG_WR(bp, BNX2_MISC_ENABLE_SET_BITS, BNX2_MISC_ENABLE_DEFAULT); |
b6016b76 MC |
4319 | REG_RD(bp, BNX2_MISC_ENABLE_SET_BITS); |
4320 | ||
4321 | udelay(20); | |
4322 | ||
bf5295bb MC |
4323 | bp->hc_cmd = REG_RD(bp, BNX2_HC_COMMAND); |
4324 | ||
b090ae2b | 4325 | return rc; |
b6016b76 MC |
4326 | } |
4327 | ||
59b47d8a MC |
4328 | static void |
4329 | bnx2_init_tx_context(struct bnx2 *bp, u32 cid) | |
4330 | { | |
4331 | u32 val, offset0, offset1, offset2, offset3; | |
4332 | ||
4333 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { | |
4334 | offset0 = BNX2_L2CTX_TYPE_XI; | |
4335 | offset1 = BNX2_L2CTX_CMD_TYPE_XI; | |
4336 | offset2 = BNX2_L2CTX_TBDR_BHADDR_HI_XI; | |
4337 | offset3 = BNX2_L2CTX_TBDR_BHADDR_LO_XI; | |
4338 | } else { | |
4339 | offset0 = BNX2_L2CTX_TYPE; | |
4340 | offset1 = BNX2_L2CTX_CMD_TYPE; | |
4341 | offset2 = BNX2_L2CTX_TBDR_BHADDR_HI; | |
4342 | offset3 = BNX2_L2CTX_TBDR_BHADDR_LO; | |
4343 | } | |
4344 | val = BNX2_L2CTX_TYPE_TYPE_L2 | BNX2_L2CTX_TYPE_SIZE_L2; | |
4345 | CTX_WR(bp, GET_CID_ADDR(cid), offset0, val); | |
4346 | ||
4347 | val = BNX2_L2CTX_CMD_TYPE_TYPE_L2 | (8 << 16); | |
4348 | CTX_WR(bp, GET_CID_ADDR(cid), offset1, val); | |
4349 | ||
4350 | val = (u64) bp->tx_desc_mapping >> 32; | |
4351 | CTX_WR(bp, GET_CID_ADDR(cid), offset2, val); | |
4352 | ||
4353 | val = (u64) bp->tx_desc_mapping & 0xffffffff; | |
4354 | CTX_WR(bp, GET_CID_ADDR(cid), offset3, val); | |
4355 | } | |
b6016b76 MC |
4356 | |
4357 | static void | |
4358 | bnx2_init_tx_ring(struct bnx2 *bp) | |
4359 | { | |
4360 | struct tx_bd *txbd; | |
59b47d8a | 4361 | u32 cid; |
b6016b76 | 4362 | |
2f8af120 MC |
4363 | bp->tx_wake_thresh = bp->tx_ring_size / 2; |
4364 | ||
b6016b76 | 4365 | txbd = &bp->tx_desc_ring[MAX_TX_DESC_CNT]; |
6aa20a22 | 4366 | |
b6016b76 MC |
4367 | txbd->tx_bd_haddr_hi = (u64) bp->tx_desc_mapping >> 32; |
4368 | txbd->tx_bd_haddr_lo = (u64) bp->tx_desc_mapping & 0xffffffff; | |
4369 | ||
4370 | bp->tx_prod = 0; | |
4371 | bp->tx_cons = 0; | |
f4e418f7 | 4372 | bp->hw_tx_cons = 0; |
b6016b76 | 4373 | bp->tx_prod_bseq = 0; |
6aa20a22 | 4374 | |
59b47d8a MC |
4375 | cid = TX_CID; |
4376 | bp->tx_bidx_addr = MB_GET_CID_ADDR(cid) + BNX2_L2CTX_TX_HOST_BIDX; | |
4377 | bp->tx_bseq_addr = MB_GET_CID_ADDR(cid) + BNX2_L2CTX_TX_HOST_BSEQ; | |
b6016b76 | 4378 | |
59b47d8a | 4379 | bnx2_init_tx_context(bp, cid); |
b6016b76 MC |
4380 | } |
4381 | ||
4382 | static void | |
5d5d0015 MC |
4383 | bnx2_init_rxbd_rings(struct rx_bd *rx_ring[], dma_addr_t dma[], u32 buf_size, |
4384 | int num_rings) | |
b6016b76 | 4385 | { |
b6016b76 | 4386 | int i; |
5d5d0015 | 4387 | struct rx_bd *rxbd; |
6aa20a22 | 4388 | |
5d5d0015 | 4389 | for (i = 0; i < num_rings; i++) { |
13daffa2 | 4390 | int j; |
b6016b76 | 4391 | |
5d5d0015 | 4392 | rxbd = &rx_ring[i][0]; |
13daffa2 | 4393 | for (j = 0; j < MAX_RX_DESC_CNT; j++, rxbd++) { |
5d5d0015 | 4394 | rxbd->rx_bd_len = buf_size; |
13daffa2 MC |
4395 | rxbd->rx_bd_flags = RX_BD_FLAGS_START | RX_BD_FLAGS_END; |
4396 | } | |
5d5d0015 | 4397 | if (i == (num_rings - 1)) |
13daffa2 MC |
4398 | j = 0; |
4399 | else | |
4400 | j = i + 1; | |
5d5d0015 MC |
4401 | rxbd->rx_bd_haddr_hi = (u64) dma[j] >> 32; |
4402 | rxbd->rx_bd_haddr_lo = (u64) dma[j] & 0xffffffff; | |
13daffa2 | 4403 | } |
5d5d0015 MC |
4404 | } |
4405 | ||
4406 | static void | |
4407 | bnx2_init_rx_ring(struct bnx2 *bp) | |
4408 | { | |
4409 | int i; | |
4410 | u16 prod, ring_prod; | |
4411 | u32 val, rx_cid_addr = GET_CID_ADDR(RX_CID); | |
4412 | ||
4413 | bp->rx_prod = 0; | |
4414 | bp->rx_cons = 0; | |
4415 | bp->rx_prod_bseq = 0; | |
47bf4246 MC |
4416 | bp->rx_pg_prod = 0; |
4417 | bp->rx_pg_cons = 0; | |
5d5d0015 MC |
4418 | |
4419 | bnx2_init_rxbd_rings(bp->rx_desc_ring, bp->rx_desc_mapping, | |
4420 | bp->rx_buf_use_size, bp->rx_max_ring); | |
4421 | ||
4422 | CTX_WR(bp, rx_cid_addr, BNX2_L2CTX_PG_BUF_SIZE, 0); | |
47bf4246 MC |
4423 | if (bp->rx_pg_ring_size) { |
4424 | bnx2_init_rxbd_rings(bp->rx_pg_desc_ring, | |
4425 | bp->rx_pg_desc_mapping, | |
4426 | PAGE_SIZE, bp->rx_max_pg_ring); | |
4427 | val = (bp->rx_buf_use_size << 16) | PAGE_SIZE; | |
4428 | CTX_WR(bp, rx_cid_addr, BNX2_L2CTX_PG_BUF_SIZE, val); | |
4429 | CTX_WR(bp, rx_cid_addr, BNX2_L2CTX_RBDC_KEY, | |
4430 | BNX2_L2CTX_RBDC_JUMBO_KEY); | |
4431 | ||
4432 | val = (u64) bp->rx_pg_desc_mapping[0] >> 32; | |
4433 | CTX_WR(bp, rx_cid_addr, BNX2_L2CTX_NX_PG_BDHADDR_HI, val); | |
4434 | ||
4435 | val = (u64) bp->rx_pg_desc_mapping[0] & 0xffffffff; | |
4436 | CTX_WR(bp, rx_cid_addr, BNX2_L2CTX_NX_PG_BDHADDR_LO, val); | |
4437 | ||
4438 | if (CHIP_NUM(bp) == CHIP_NUM_5709) | |
4439 | REG_WR(bp, BNX2_MQ_MAP_L2_3, BNX2_MQ_MAP_L2_3_DEFAULT); | |
4440 | } | |
b6016b76 MC |
4441 | |
4442 | val = BNX2_L2CTX_CTX_TYPE_CTX_BD_CHN_TYPE_VALUE; | |
4443 | val |= BNX2_L2CTX_CTX_TYPE_SIZE_L2; | |
4444 | val |= 0x02 << 8; | |
5d5d0015 | 4445 | CTX_WR(bp, rx_cid_addr, BNX2_L2CTX_CTX_TYPE, val); |
b6016b76 | 4446 | |
13daffa2 | 4447 | val = (u64) bp->rx_desc_mapping[0] >> 32; |
5d5d0015 | 4448 | CTX_WR(bp, rx_cid_addr, BNX2_L2CTX_NX_BDHADDR_HI, val); |
b6016b76 | 4449 | |
13daffa2 | 4450 | val = (u64) bp->rx_desc_mapping[0] & 0xffffffff; |
5d5d0015 | 4451 | CTX_WR(bp, rx_cid_addr, BNX2_L2CTX_NX_BDHADDR_LO, val); |
b6016b76 | 4452 | |
47bf4246 MC |
4453 | ring_prod = prod = bp->rx_pg_prod; |
4454 | for (i = 0; i < bp->rx_pg_ring_size; i++) { | |
4455 | if (bnx2_alloc_rx_page(bp, ring_prod) < 0) | |
4456 | break; | |
4457 | prod = NEXT_RX_BD(prod); | |
4458 | ring_prod = RX_PG_RING_IDX(prod); | |
4459 | } | |
4460 | bp->rx_pg_prod = prod; | |
4461 | ||
5d5d0015 | 4462 | ring_prod = prod = bp->rx_prod; |
236b6394 | 4463 | for (i = 0; i < bp->rx_ring_size; i++) { |
b6016b76 MC |
4464 | if (bnx2_alloc_rx_skb(bp, ring_prod) < 0) { |
4465 | break; | |
4466 | } | |
4467 | prod = NEXT_RX_BD(prod); | |
4468 | ring_prod = RX_RING_IDX(prod); | |
4469 | } | |
4470 | bp->rx_prod = prod; | |
4471 | ||
47bf4246 | 4472 | REG_WR16(bp, MB_RX_CID_ADDR + BNX2_L2CTX_HOST_PG_BDIDX, bp->rx_pg_prod); |
b6016b76 MC |
4473 | REG_WR16(bp, MB_RX_CID_ADDR + BNX2_L2CTX_HOST_BDIDX, prod); |
4474 | ||
4475 | REG_WR(bp, MB_RX_CID_ADDR + BNX2_L2CTX_HOST_BSEQ, bp->rx_prod_bseq); | |
4476 | } | |
4477 | ||
5d5d0015 | 4478 | static u32 bnx2_find_max_ring(u32 ring_size, u32 max_size) |
13daffa2 | 4479 | { |
5d5d0015 | 4480 | u32 max, num_rings = 1; |
13daffa2 | 4481 | |
5d5d0015 MC |
4482 | while (ring_size > MAX_RX_DESC_CNT) { |
4483 | ring_size -= MAX_RX_DESC_CNT; | |
13daffa2 MC |
4484 | num_rings++; |
4485 | } | |
4486 | /* round to next power of 2 */ | |
5d5d0015 | 4487 | max = max_size; |
13daffa2 MC |
4488 | while ((max & num_rings) == 0) |
4489 | max >>= 1; | |
4490 | ||
4491 | if (num_rings != max) | |
4492 | max <<= 1; | |
4493 | ||
5d5d0015 MC |
4494 | return max; |
4495 | } | |
4496 | ||
4497 | static void | |
4498 | bnx2_set_rx_ring_size(struct bnx2 *bp, u32 size) | |
4499 | { | |
84eaa187 | 4500 | u32 rx_size, rx_space, jumbo_size; |
5d5d0015 MC |
4501 | |
4502 | /* 8 for CRC and VLAN */ | |
4503 | rx_size = bp->dev->mtu + ETH_HLEN + bp->rx_offset + 8; | |
4504 | ||
84eaa187 MC |
4505 | rx_space = SKB_DATA_ALIGN(rx_size + BNX2_RX_ALIGN) + NET_SKB_PAD + |
4506 | sizeof(struct skb_shared_info); | |
4507 | ||
5d5d0015 | 4508 | bp->rx_copy_thresh = RX_COPY_THRESH; |
47bf4246 MC |
4509 | bp->rx_pg_ring_size = 0; |
4510 | bp->rx_max_pg_ring = 0; | |
4511 | bp->rx_max_pg_ring_idx = 0; | |
84eaa187 MC |
4512 | if (rx_space > PAGE_SIZE) { |
4513 | int pages = PAGE_ALIGN(bp->dev->mtu - 40) >> PAGE_SHIFT; | |
4514 | ||
4515 | jumbo_size = size * pages; | |
4516 | if (jumbo_size > MAX_TOTAL_RX_PG_DESC_CNT) | |
4517 | jumbo_size = MAX_TOTAL_RX_PG_DESC_CNT; | |
4518 | ||
4519 | bp->rx_pg_ring_size = jumbo_size; | |
4520 | bp->rx_max_pg_ring = bnx2_find_max_ring(jumbo_size, | |
4521 | MAX_RX_PG_RINGS); | |
4522 | bp->rx_max_pg_ring_idx = (bp->rx_max_pg_ring * RX_DESC_CNT) - 1; | |
4523 | rx_size = RX_COPY_THRESH + bp->rx_offset; | |
4524 | bp->rx_copy_thresh = 0; | |
4525 | } | |
5d5d0015 MC |
4526 | |
4527 | bp->rx_buf_use_size = rx_size; | |
4528 | /* hw alignment */ | |
4529 | bp->rx_buf_size = bp->rx_buf_use_size + BNX2_RX_ALIGN; | |
1db82f2a | 4530 | bp->rx_jumbo_thresh = rx_size - bp->rx_offset; |
5d5d0015 MC |
4531 | bp->rx_ring_size = size; |
4532 | bp->rx_max_ring = bnx2_find_max_ring(size, MAX_RX_RINGS); | |
13daffa2 MC |
4533 | bp->rx_max_ring_idx = (bp->rx_max_ring * RX_DESC_CNT) - 1; |
4534 | } | |
4535 | ||
b6016b76 MC |
4536 | static void |
4537 | bnx2_free_tx_skbs(struct bnx2 *bp) | |
4538 | { | |
4539 | int i; | |
4540 | ||
4541 | if (bp->tx_buf_ring == NULL) | |
4542 | return; | |
4543 | ||
4544 | for (i = 0; i < TX_DESC_CNT; ) { | |
4545 | struct sw_bd *tx_buf = &bp->tx_buf_ring[i]; | |
4546 | struct sk_buff *skb = tx_buf->skb; | |
4547 | int j, last; | |
4548 | ||
4549 | if (skb == NULL) { | |
4550 | i++; | |
4551 | continue; | |
4552 | } | |
4553 | ||
4554 | pci_unmap_single(bp->pdev, pci_unmap_addr(tx_buf, mapping), | |
4555 | skb_headlen(skb), PCI_DMA_TODEVICE); | |
4556 | ||
4557 | tx_buf->skb = NULL; | |
4558 | ||
4559 | last = skb_shinfo(skb)->nr_frags; | |
4560 | for (j = 0; j < last; j++) { | |
4561 | tx_buf = &bp->tx_buf_ring[i + j + 1]; | |
4562 | pci_unmap_page(bp->pdev, | |
4563 | pci_unmap_addr(tx_buf, mapping), | |
4564 | skb_shinfo(skb)->frags[j].size, | |
4565 | PCI_DMA_TODEVICE); | |
4566 | } | |
745720e5 | 4567 | dev_kfree_skb(skb); |
b6016b76 MC |
4568 | i += j + 1; |
4569 | } | |
4570 | ||
4571 | } | |
4572 | ||
4573 | static void | |
4574 | bnx2_free_rx_skbs(struct bnx2 *bp) | |
4575 | { | |
4576 | int i; | |
4577 | ||
4578 | if (bp->rx_buf_ring == NULL) | |
4579 | return; | |
4580 | ||
13daffa2 | 4581 | for (i = 0; i < bp->rx_max_ring_idx; i++) { |
b6016b76 MC |
4582 | struct sw_bd *rx_buf = &bp->rx_buf_ring[i]; |
4583 | struct sk_buff *skb = rx_buf->skb; | |
4584 | ||
05d0f1cf | 4585 | if (skb == NULL) |
b6016b76 MC |
4586 | continue; |
4587 | ||
4588 | pci_unmap_single(bp->pdev, pci_unmap_addr(rx_buf, mapping), | |
4589 | bp->rx_buf_use_size, PCI_DMA_FROMDEVICE); | |
4590 | ||
4591 | rx_buf->skb = NULL; | |
4592 | ||
745720e5 | 4593 | dev_kfree_skb(skb); |
b6016b76 | 4594 | } |
47bf4246 MC |
4595 | for (i = 0; i < bp->rx_max_pg_ring_idx; i++) |
4596 | bnx2_free_rx_page(bp, i); | |
b6016b76 MC |
4597 | } |
4598 | ||
4599 | static void | |
4600 | bnx2_free_skbs(struct bnx2 *bp) | |
4601 | { | |
4602 | bnx2_free_tx_skbs(bp); | |
4603 | bnx2_free_rx_skbs(bp); | |
4604 | } | |
4605 | ||
4606 | static int | |
4607 | bnx2_reset_nic(struct bnx2 *bp, u32 reset_code) | |
4608 | { | |
4609 | int rc; | |
4610 | ||
4611 | rc = bnx2_reset_chip(bp, reset_code); | |
4612 | bnx2_free_skbs(bp); | |
4613 | if (rc) | |
4614 | return rc; | |
4615 | ||
fba9fe91 MC |
4616 | if ((rc = bnx2_init_chip(bp)) != 0) |
4617 | return rc; | |
4618 | ||
b6016b76 MC |
4619 | bnx2_init_tx_ring(bp); |
4620 | bnx2_init_rx_ring(bp); | |
4621 | return 0; | |
4622 | } | |
4623 | ||
4624 | static int | |
4625 | bnx2_init_nic(struct bnx2 *bp) | |
4626 | { | |
4627 | int rc; | |
4628 | ||
4629 | if ((rc = bnx2_reset_nic(bp, BNX2_DRV_MSG_CODE_RESET)) != 0) | |
4630 | return rc; | |
4631 | ||
80be4434 | 4632 | spin_lock_bh(&bp->phy_lock); |
b6016b76 MC |
4633 | bnx2_init_phy(bp); |
4634 | bnx2_set_link(bp); | |
0d8a6571 | 4635 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
4636 | return 0; |
4637 | } | |
4638 | ||
4639 | static int | |
4640 | bnx2_test_registers(struct bnx2 *bp) | |
4641 | { | |
4642 | int ret; | |
5bae30c9 | 4643 | int i, is_5709; |
f71e1309 | 4644 | static const struct { |
b6016b76 MC |
4645 | u16 offset; |
4646 | u16 flags; | |
5bae30c9 | 4647 | #define BNX2_FL_NOT_5709 1 |
b6016b76 MC |
4648 | u32 rw_mask; |
4649 | u32 ro_mask; | |
4650 | } reg_tbl[] = { | |
4651 | { 0x006c, 0, 0x00000000, 0x0000003f }, | |
4652 | { 0x0090, 0, 0xffffffff, 0x00000000 }, | |
4653 | { 0x0094, 0, 0x00000000, 0x00000000 }, | |
4654 | ||
5bae30c9 MC |
4655 | { 0x0404, BNX2_FL_NOT_5709, 0x00003f00, 0x00000000 }, |
4656 | { 0x0418, BNX2_FL_NOT_5709, 0x00000000, 0xffffffff }, | |
4657 | { 0x041c, BNX2_FL_NOT_5709, 0x00000000, 0xffffffff }, | |
4658 | { 0x0420, BNX2_FL_NOT_5709, 0x00000000, 0x80ffffff }, | |
4659 | { 0x0424, BNX2_FL_NOT_5709, 0x00000000, 0x00000000 }, | |
4660 | { 0x0428, BNX2_FL_NOT_5709, 0x00000000, 0x00000001 }, | |
4661 | { 0x0450, BNX2_FL_NOT_5709, 0x00000000, 0x0000ffff }, | |
4662 | { 0x0454, BNX2_FL_NOT_5709, 0x00000000, 0xffffffff }, | |
4663 | { 0x0458, BNX2_FL_NOT_5709, 0x00000000, 0xffffffff }, | |
4664 | ||
4665 | { 0x0808, BNX2_FL_NOT_5709, 0x00000000, 0xffffffff }, | |
4666 | { 0x0854, BNX2_FL_NOT_5709, 0x00000000, 0xffffffff }, | |
4667 | { 0x0868, BNX2_FL_NOT_5709, 0x00000000, 0x77777777 }, | |
4668 | { 0x086c, BNX2_FL_NOT_5709, 0x00000000, 0x77777777 }, | |
4669 | { 0x0870, BNX2_FL_NOT_5709, 0x00000000, 0x77777777 }, | |
4670 | { 0x0874, BNX2_FL_NOT_5709, 0x00000000, 0x77777777 }, | |
4671 | ||
4672 | { 0x0c00, BNX2_FL_NOT_5709, 0x00000000, 0x00000001 }, | |
4673 | { 0x0c04, BNX2_FL_NOT_5709, 0x00000000, 0x03ff0001 }, | |
4674 | { 0x0c08, BNX2_FL_NOT_5709, 0x0f0ff073, 0x00000000 }, | |
b6016b76 MC |
4675 | |
4676 | { 0x1000, 0, 0x00000000, 0x00000001 }, | |
4677 | { 0x1004, 0, 0x00000000, 0x000f0001 }, | |
b6016b76 MC |
4678 | |
4679 | { 0x1408, 0, 0x01c00800, 0x00000000 }, | |
4680 | { 0x149c, 0, 0x8000ffff, 0x00000000 }, | |
4681 | { 0x14a8, 0, 0x00000000, 0x000001ff }, | |
5b0c76ad | 4682 | { 0x14ac, 0, 0x0fffffff, 0x10000000 }, |
b6016b76 MC |
4683 | { 0x14b0, 0, 0x00000002, 0x00000001 }, |
4684 | { 0x14b8, 0, 0x00000000, 0x00000000 }, | |
4685 | { 0x14c0, 0, 0x00000000, 0x00000009 }, | |
4686 | { 0x14c4, 0, 0x00003fff, 0x00000000 }, | |
4687 | { 0x14cc, 0, 0x00000000, 0x00000001 }, | |
4688 | { 0x14d0, 0, 0xffffffff, 0x00000000 }, | |
b6016b76 MC |
4689 | |
4690 | { 0x1800, 0, 0x00000000, 0x00000001 }, | |
4691 | { 0x1804, 0, 0x00000000, 0x00000003 }, | |
b6016b76 MC |
4692 | |
4693 | { 0x2800, 0, 0x00000000, 0x00000001 }, | |
4694 | { 0x2804, 0, 0x00000000, 0x00003f01 }, | |
4695 | { 0x2808, 0, 0x0f3f3f03, 0x00000000 }, | |
4696 | { 0x2810, 0, 0xffff0000, 0x00000000 }, | |
4697 | { 0x2814, 0, 0xffff0000, 0x00000000 }, | |
4698 | { 0x2818, 0, 0xffff0000, 0x00000000 }, | |
4699 | { 0x281c, 0, 0xffff0000, 0x00000000 }, | |
4700 | { 0x2834, 0, 0xffffffff, 0x00000000 }, | |
4701 | { 0x2840, 0, 0x00000000, 0xffffffff }, | |
4702 | { 0x2844, 0, 0x00000000, 0xffffffff }, | |
4703 | { 0x2848, 0, 0xffffffff, 0x00000000 }, | |
4704 | { 0x284c, 0, 0xf800f800, 0x07ff07ff }, | |
4705 | ||
4706 | { 0x2c00, 0, 0x00000000, 0x00000011 }, | |
4707 | { 0x2c04, 0, 0x00000000, 0x00030007 }, | |
4708 | ||
b6016b76 MC |
4709 | { 0x3c00, 0, 0x00000000, 0x00000001 }, |
4710 | { 0x3c04, 0, 0x00000000, 0x00070000 }, | |
4711 | { 0x3c08, 0, 0x00007f71, 0x07f00000 }, | |
4712 | { 0x3c0c, 0, 0x1f3ffffc, 0x00000000 }, | |
4713 | { 0x3c10, 0, 0xffffffff, 0x00000000 }, | |
4714 | { 0x3c14, 0, 0x00000000, 0xffffffff }, | |
4715 | { 0x3c18, 0, 0x00000000, 0xffffffff }, | |
4716 | { 0x3c1c, 0, 0xfffff000, 0x00000000 }, | |
4717 | { 0x3c20, 0, 0xffffff00, 0x00000000 }, | |
b6016b76 MC |
4718 | |
4719 | { 0x5004, 0, 0x00000000, 0x0000007f }, | |
4720 | { 0x5008, 0, 0x0f0007ff, 0x00000000 }, | |
b6016b76 | 4721 | |
b6016b76 MC |
4722 | { 0x5c00, 0, 0x00000000, 0x00000001 }, |
4723 | { 0x5c04, 0, 0x00000000, 0x0003000f }, | |
4724 | { 0x5c08, 0, 0x00000003, 0x00000000 }, | |
4725 | { 0x5c0c, 0, 0x0000fff8, 0x00000000 }, | |
4726 | { 0x5c10, 0, 0x00000000, 0xffffffff }, | |
4727 | { 0x5c80, 0, 0x00000000, 0x0f7113f1 }, | |
4728 | { 0x5c84, 0, 0x00000000, 0x0000f333 }, | |
4729 | { 0x5c88, 0, 0x00000000, 0x00077373 }, | |
4730 | { 0x5c8c, 0, 0x00000000, 0x0007f737 }, | |
4731 | ||
4732 | { 0x6808, 0, 0x0000ff7f, 0x00000000 }, | |
4733 | { 0x680c, 0, 0xffffffff, 0x00000000 }, | |
4734 | { 0x6810, 0, 0xffffffff, 0x00000000 }, | |
4735 | { 0x6814, 0, 0xffffffff, 0x00000000 }, | |
4736 | { 0x6818, 0, 0xffffffff, 0x00000000 }, | |
4737 | { 0x681c, 0, 0xffffffff, 0x00000000 }, | |
4738 | { 0x6820, 0, 0x00ff00ff, 0x00000000 }, | |
4739 | { 0x6824, 0, 0x00ff00ff, 0x00000000 }, | |
4740 | { 0x6828, 0, 0x00ff00ff, 0x00000000 }, | |
4741 | { 0x682c, 0, 0x03ff03ff, 0x00000000 }, | |
4742 | { 0x6830, 0, 0x03ff03ff, 0x00000000 }, | |
4743 | { 0x6834, 0, 0x03ff03ff, 0x00000000 }, | |
4744 | { 0x6838, 0, 0x03ff03ff, 0x00000000 }, | |
4745 | { 0x683c, 0, 0x0000ffff, 0x00000000 }, | |
4746 | { 0x6840, 0, 0x00000ff0, 0x00000000 }, | |
4747 | { 0x6844, 0, 0x00ffff00, 0x00000000 }, | |
4748 | { 0x684c, 0, 0xffffffff, 0x00000000 }, | |
4749 | { 0x6850, 0, 0x7f7f7f7f, 0x00000000 }, | |
4750 | { 0x6854, 0, 0x7f7f7f7f, 0x00000000 }, | |
4751 | { 0x6858, 0, 0x7f7f7f7f, 0x00000000 }, | |
4752 | { 0x685c, 0, 0x7f7f7f7f, 0x00000000 }, | |
4753 | { 0x6908, 0, 0x00000000, 0x0001ff0f }, | |
4754 | { 0x690c, 0, 0x00000000, 0x0ffe00f0 }, | |
4755 | ||
4756 | { 0xffff, 0, 0x00000000, 0x00000000 }, | |
4757 | }; | |
4758 | ||
4759 | ret = 0; | |
5bae30c9 MC |
4760 | is_5709 = 0; |
4761 | if (CHIP_NUM(bp) == CHIP_NUM_5709) | |
4762 | is_5709 = 1; | |
4763 | ||
b6016b76 MC |
4764 | for (i = 0; reg_tbl[i].offset != 0xffff; i++) { |
4765 | u32 offset, rw_mask, ro_mask, save_val, val; | |
5bae30c9 MC |
4766 | u16 flags = reg_tbl[i].flags; |
4767 | ||
4768 | if (is_5709 && (flags & BNX2_FL_NOT_5709)) | |
4769 | continue; | |
b6016b76 MC |
4770 | |
4771 | offset = (u32) reg_tbl[i].offset; | |
4772 | rw_mask = reg_tbl[i].rw_mask; | |
4773 | ro_mask = reg_tbl[i].ro_mask; | |
4774 | ||
14ab9b86 | 4775 | save_val = readl(bp->regview + offset); |
b6016b76 | 4776 | |
14ab9b86 | 4777 | writel(0, bp->regview + offset); |
b6016b76 | 4778 | |
14ab9b86 | 4779 | val = readl(bp->regview + offset); |
b6016b76 MC |
4780 | if ((val & rw_mask) != 0) { |
4781 | goto reg_test_err; | |
4782 | } | |
4783 | ||
4784 | if ((val & ro_mask) != (save_val & ro_mask)) { | |
4785 | goto reg_test_err; | |
4786 | } | |
4787 | ||
14ab9b86 | 4788 | writel(0xffffffff, bp->regview + offset); |
b6016b76 | 4789 | |
14ab9b86 | 4790 | val = readl(bp->regview + offset); |
b6016b76 MC |
4791 | if ((val & rw_mask) != rw_mask) { |
4792 | goto reg_test_err; | |
4793 | } | |
4794 | ||
4795 | if ((val & ro_mask) != (save_val & ro_mask)) { | |
4796 | goto reg_test_err; | |
4797 | } | |
4798 | ||
14ab9b86 | 4799 | writel(save_val, bp->regview + offset); |
b6016b76 MC |
4800 | continue; |
4801 | ||
4802 | reg_test_err: | |
14ab9b86 | 4803 | writel(save_val, bp->regview + offset); |
b6016b76 MC |
4804 | ret = -ENODEV; |
4805 | break; | |
4806 | } | |
4807 | return ret; | |
4808 | } | |
4809 | ||
4810 | static int | |
4811 | bnx2_do_mem_test(struct bnx2 *bp, u32 start, u32 size) | |
4812 | { | |
f71e1309 | 4813 | static const u32 test_pattern[] = { 0x00000000, 0xffffffff, 0x55555555, |
b6016b76 MC |
4814 | 0xaaaaaaaa , 0xaa55aa55, 0x55aa55aa }; |
4815 | int i; | |
4816 | ||
4817 | for (i = 0; i < sizeof(test_pattern) / 4; i++) { | |
4818 | u32 offset; | |
4819 | ||
4820 | for (offset = 0; offset < size; offset += 4) { | |
4821 | ||
4822 | REG_WR_IND(bp, start + offset, test_pattern[i]); | |
4823 | ||
4824 | if (REG_RD_IND(bp, start + offset) != | |
4825 | test_pattern[i]) { | |
4826 | return -ENODEV; | |
4827 | } | |
4828 | } | |
4829 | } | |
4830 | return 0; | |
4831 | } | |
4832 | ||
4833 | static int | |
4834 | bnx2_test_memory(struct bnx2 *bp) | |
4835 | { | |
4836 | int ret = 0; | |
4837 | int i; | |
5bae30c9 | 4838 | static struct mem_entry { |
b6016b76 MC |
4839 | u32 offset; |
4840 | u32 len; | |
5bae30c9 | 4841 | } mem_tbl_5706[] = { |
b6016b76 | 4842 | { 0x60000, 0x4000 }, |
5b0c76ad | 4843 | { 0xa0000, 0x3000 }, |
b6016b76 MC |
4844 | { 0xe0000, 0x4000 }, |
4845 | { 0x120000, 0x4000 }, | |
4846 | { 0x1a0000, 0x4000 }, | |
4847 | { 0x160000, 0x4000 }, | |
4848 | { 0xffffffff, 0 }, | |
5bae30c9 MC |
4849 | }, |
4850 | mem_tbl_5709[] = { | |
4851 | { 0x60000, 0x4000 }, | |
4852 | { 0xa0000, 0x3000 }, | |
4853 | { 0xe0000, 0x4000 }, | |
4854 | { 0x120000, 0x4000 }, | |
4855 | { 0x1a0000, 0x4000 }, | |
4856 | { 0xffffffff, 0 }, | |
b6016b76 | 4857 | }; |
5bae30c9 MC |
4858 | struct mem_entry *mem_tbl; |
4859 | ||
4860 | if (CHIP_NUM(bp) == CHIP_NUM_5709) | |
4861 | mem_tbl = mem_tbl_5709; | |
4862 | else | |
4863 | mem_tbl = mem_tbl_5706; | |
b6016b76 MC |
4864 | |
4865 | for (i = 0; mem_tbl[i].offset != 0xffffffff; i++) { | |
4866 | if ((ret = bnx2_do_mem_test(bp, mem_tbl[i].offset, | |
4867 | mem_tbl[i].len)) != 0) { | |
4868 | return ret; | |
4869 | } | |
4870 | } | |
6aa20a22 | 4871 | |
b6016b76 MC |
4872 | return ret; |
4873 | } | |
4874 | ||
bc5a0690 MC |
4875 | #define BNX2_MAC_LOOPBACK 0 |
4876 | #define BNX2_PHY_LOOPBACK 1 | |
4877 | ||
b6016b76 | 4878 | static int |
bc5a0690 | 4879 | bnx2_run_loopback(struct bnx2 *bp, int loopback_mode) |
b6016b76 MC |
4880 | { |
4881 | unsigned int pkt_size, num_pkts, i; | |
4882 | struct sk_buff *skb, *rx_skb; | |
4883 | unsigned char *packet; | |
bc5a0690 | 4884 | u16 rx_start_idx, rx_idx; |
b6016b76 MC |
4885 | dma_addr_t map; |
4886 | struct tx_bd *txbd; | |
4887 | struct sw_bd *rx_buf; | |
4888 | struct l2_fhdr *rx_hdr; | |
4889 | int ret = -ENODEV; | |
4890 | ||
bc5a0690 MC |
4891 | if (loopback_mode == BNX2_MAC_LOOPBACK) { |
4892 | bp->loopback = MAC_LOOPBACK; | |
4893 | bnx2_set_mac_loopback(bp); | |
4894 | } | |
4895 | else if (loopback_mode == BNX2_PHY_LOOPBACK) { | |
489310a4 MC |
4896 | if (bp->phy_flags & REMOTE_PHY_CAP_FLAG) |
4897 | return 0; | |
4898 | ||
80be4434 | 4899 | bp->loopback = PHY_LOOPBACK; |
bc5a0690 MC |
4900 | bnx2_set_phy_loopback(bp); |
4901 | } | |
4902 | else | |
4903 | return -EINVAL; | |
b6016b76 | 4904 | |
84eaa187 | 4905 | pkt_size = min(bp->dev->mtu + ETH_HLEN, bp->rx_jumbo_thresh - 4); |
932f3772 | 4906 | skb = netdev_alloc_skb(bp->dev, pkt_size); |
b6cbc3b6 JL |
4907 | if (!skb) |
4908 | return -ENOMEM; | |
b6016b76 | 4909 | packet = skb_put(skb, pkt_size); |
6634292b | 4910 | memcpy(packet, bp->dev->dev_addr, 6); |
b6016b76 MC |
4911 | memset(packet + 6, 0x0, 8); |
4912 | for (i = 14; i < pkt_size; i++) | |
4913 | packet[i] = (unsigned char) (i & 0xff); | |
4914 | ||
4915 | map = pci_map_single(bp->pdev, skb->data, pkt_size, | |
4916 | PCI_DMA_TODEVICE); | |
4917 | ||
bf5295bb MC |
4918 | REG_WR(bp, BNX2_HC_COMMAND, |
4919 | bp->hc_cmd | BNX2_HC_COMMAND_COAL_NOW_WO_INT); | |
4920 | ||
b6016b76 MC |
4921 | REG_RD(bp, BNX2_HC_COMMAND); |
4922 | ||
4923 | udelay(5); | |
ead7270b | 4924 | rx_start_idx = bnx2_get_hw_rx_cons(bp); |
b6016b76 | 4925 | |
b6016b76 MC |
4926 | num_pkts = 0; |
4927 | ||
bc5a0690 | 4928 | txbd = &bp->tx_desc_ring[TX_RING_IDX(bp->tx_prod)]; |
b6016b76 MC |
4929 | |
4930 | txbd->tx_bd_haddr_hi = (u64) map >> 32; | |
4931 | txbd->tx_bd_haddr_lo = (u64) map & 0xffffffff; | |
4932 | txbd->tx_bd_mss_nbytes = pkt_size; | |
4933 | txbd->tx_bd_vlan_tag_flags = TX_BD_FLAGS_START | TX_BD_FLAGS_END; | |
4934 | ||
4935 | num_pkts++; | |
bc5a0690 MC |
4936 | bp->tx_prod = NEXT_TX_BD(bp->tx_prod); |
4937 | bp->tx_prod_bseq += pkt_size; | |
b6016b76 | 4938 | |
234754d5 MC |
4939 | REG_WR16(bp, bp->tx_bidx_addr, bp->tx_prod); |
4940 | REG_WR(bp, bp->tx_bseq_addr, bp->tx_prod_bseq); | |
b6016b76 MC |
4941 | |
4942 | udelay(100); | |
4943 | ||
bf5295bb MC |
4944 | REG_WR(bp, BNX2_HC_COMMAND, |
4945 | bp->hc_cmd | BNX2_HC_COMMAND_COAL_NOW_WO_INT); | |
4946 | ||
b6016b76 MC |
4947 | REG_RD(bp, BNX2_HC_COMMAND); |
4948 | ||
4949 | udelay(5); | |
4950 | ||
4951 | pci_unmap_single(bp->pdev, map, pkt_size, PCI_DMA_TODEVICE); | |
745720e5 | 4952 | dev_kfree_skb(skb); |
b6016b76 | 4953 | |
ead7270b | 4954 | if (bnx2_get_hw_tx_cons(bp) != bp->tx_prod) |
b6016b76 | 4955 | goto loopback_test_done; |
b6016b76 | 4956 | |
ead7270b | 4957 | rx_idx = bnx2_get_hw_rx_cons(bp); |
b6016b76 MC |
4958 | if (rx_idx != rx_start_idx + num_pkts) { |
4959 | goto loopback_test_done; | |
4960 | } | |
4961 | ||
4962 | rx_buf = &bp->rx_buf_ring[rx_start_idx]; | |
4963 | rx_skb = rx_buf->skb; | |
4964 | ||
4965 | rx_hdr = (struct l2_fhdr *) rx_skb->data; | |
4966 | skb_reserve(rx_skb, bp->rx_offset); | |
4967 | ||
4968 | pci_dma_sync_single_for_cpu(bp->pdev, | |
4969 | pci_unmap_addr(rx_buf, mapping), | |
4970 | bp->rx_buf_size, PCI_DMA_FROMDEVICE); | |
4971 | ||
ade2bfe7 | 4972 | if (rx_hdr->l2_fhdr_status & |
b6016b76 MC |
4973 | (L2_FHDR_ERRORS_BAD_CRC | |
4974 | L2_FHDR_ERRORS_PHY_DECODE | | |
4975 | L2_FHDR_ERRORS_ALIGNMENT | | |
4976 | L2_FHDR_ERRORS_TOO_SHORT | | |
4977 | L2_FHDR_ERRORS_GIANT_FRAME)) { | |
4978 | ||
4979 | goto loopback_test_done; | |
4980 | } | |
4981 | ||
4982 | if ((rx_hdr->l2_fhdr_pkt_len - 4) != pkt_size) { | |
4983 | goto loopback_test_done; | |
4984 | } | |
4985 | ||
4986 | for (i = 14; i < pkt_size; i++) { | |
4987 | if (*(rx_skb->data + i) != (unsigned char) (i & 0xff)) { | |
4988 | goto loopback_test_done; | |
4989 | } | |
4990 | } | |
4991 | ||
4992 | ret = 0; | |
4993 | ||
4994 | loopback_test_done: | |
4995 | bp->loopback = 0; | |
4996 | return ret; | |
4997 | } | |
4998 | ||
bc5a0690 MC |
4999 | #define BNX2_MAC_LOOPBACK_FAILED 1 |
5000 | #define BNX2_PHY_LOOPBACK_FAILED 2 | |
5001 | #define BNX2_LOOPBACK_FAILED (BNX2_MAC_LOOPBACK_FAILED | \ | |
5002 | BNX2_PHY_LOOPBACK_FAILED) | |
5003 | ||
5004 | static int | |
5005 | bnx2_test_loopback(struct bnx2 *bp) | |
5006 | { | |
5007 | int rc = 0; | |
5008 | ||
5009 | if (!netif_running(bp->dev)) | |
5010 | return BNX2_LOOPBACK_FAILED; | |
5011 | ||
5012 | bnx2_reset_nic(bp, BNX2_DRV_MSG_CODE_RESET); | |
5013 | spin_lock_bh(&bp->phy_lock); | |
5014 | bnx2_init_phy(bp); | |
5015 | spin_unlock_bh(&bp->phy_lock); | |
5016 | if (bnx2_run_loopback(bp, BNX2_MAC_LOOPBACK)) | |
5017 | rc |= BNX2_MAC_LOOPBACK_FAILED; | |
5018 | if (bnx2_run_loopback(bp, BNX2_PHY_LOOPBACK)) | |
5019 | rc |= BNX2_PHY_LOOPBACK_FAILED; | |
5020 | return rc; | |
5021 | } | |
5022 | ||
b6016b76 MC |
5023 | #define NVRAM_SIZE 0x200 |
5024 | #define CRC32_RESIDUAL 0xdebb20e3 | |
5025 | ||
5026 | static int | |
5027 | bnx2_test_nvram(struct bnx2 *bp) | |
5028 | { | |
5029 | u32 buf[NVRAM_SIZE / 4]; | |
5030 | u8 *data = (u8 *) buf; | |
5031 | int rc = 0; | |
5032 | u32 magic, csum; | |
5033 | ||
5034 | if ((rc = bnx2_nvram_read(bp, 0, data, 4)) != 0) | |
5035 | goto test_nvram_done; | |
5036 | ||
5037 | magic = be32_to_cpu(buf[0]); | |
5038 | if (magic != 0x669955aa) { | |
5039 | rc = -ENODEV; | |
5040 | goto test_nvram_done; | |
5041 | } | |
5042 | ||
5043 | if ((rc = bnx2_nvram_read(bp, 0x100, data, NVRAM_SIZE)) != 0) | |
5044 | goto test_nvram_done; | |
5045 | ||
5046 | csum = ether_crc_le(0x100, data); | |
5047 | if (csum != CRC32_RESIDUAL) { | |
5048 | rc = -ENODEV; | |
5049 | goto test_nvram_done; | |
5050 | } | |
5051 | ||
5052 | csum = ether_crc_le(0x100, data + 0x100); | |
5053 | if (csum != CRC32_RESIDUAL) { | |
5054 | rc = -ENODEV; | |
5055 | } | |
5056 | ||
5057 | test_nvram_done: | |
5058 | return rc; | |
5059 | } | |
5060 | ||
5061 | static int | |
5062 | bnx2_test_link(struct bnx2 *bp) | |
5063 | { | |
5064 | u32 bmsr; | |
5065 | ||
489310a4 MC |
5066 | if (bp->phy_flags & REMOTE_PHY_CAP_FLAG) { |
5067 | if (bp->link_up) | |
5068 | return 0; | |
5069 | return -ENODEV; | |
5070 | } | |
c770a65c | 5071 | spin_lock_bh(&bp->phy_lock); |
27a005b8 MC |
5072 | bnx2_enable_bmsr1(bp); |
5073 | bnx2_read_phy(bp, bp->mii_bmsr1, &bmsr); | |
5074 | bnx2_read_phy(bp, bp->mii_bmsr1, &bmsr); | |
5075 | bnx2_disable_bmsr1(bp); | |
c770a65c | 5076 | spin_unlock_bh(&bp->phy_lock); |
6aa20a22 | 5077 | |
b6016b76 MC |
5078 | if (bmsr & BMSR_LSTATUS) { |
5079 | return 0; | |
5080 | } | |
5081 | return -ENODEV; | |
5082 | } | |
5083 | ||
5084 | static int | |
5085 | bnx2_test_intr(struct bnx2 *bp) | |
5086 | { | |
5087 | int i; | |
b6016b76 MC |
5088 | u16 status_idx; |
5089 | ||
5090 | if (!netif_running(bp->dev)) | |
5091 | return -ENODEV; | |
5092 | ||
5093 | status_idx = REG_RD(bp, BNX2_PCICFG_INT_ACK_CMD) & 0xffff; | |
5094 | ||
5095 | /* This register is not touched during run-time. */ | |
bf5295bb | 5096 | REG_WR(bp, BNX2_HC_COMMAND, bp->hc_cmd | BNX2_HC_COMMAND_COAL_NOW); |
b6016b76 MC |
5097 | REG_RD(bp, BNX2_HC_COMMAND); |
5098 | ||
5099 | for (i = 0; i < 10; i++) { | |
5100 | if ((REG_RD(bp, BNX2_PCICFG_INT_ACK_CMD) & 0xffff) != | |
5101 | status_idx) { | |
5102 | ||
5103 | break; | |
5104 | } | |
5105 | ||
5106 | msleep_interruptible(10); | |
5107 | } | |
5108 | if (i < 10) | |
5109 | return 0; | |
5110 | ||
5111 | return -ENODEV; | |
5112 | } | |
5113 | ||
5114 | static void | |
48b01e2d | 5115 | bnx2_5706_serdes_timer(struct bnx2 *bp) |
b6016b76 | 5116 | { |
48b01e2d MC |
5117 | spin_lock(&bp->phy_lock); |
5118 | if (bp->serdes_an_pending) | |
5119 | bp->serdes_an_pending--; | |
5120 | else if ((bp->link_up == 0) && (bp->autoneg & AUTONEG_SPEED)) { | |
5121 | u32 bmcr; | |
b6016b76 | 5122 | |
48b01e2d | 5123 | bp->current_interval = bp->timer_interval; |
cd339a0e | 5124 | |
ca58c3af | 5125 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
b6016b76 | 5126 | |
48b01e2d MC |
5127 | if (bmcr & BMCR_ANENABLE) { |
5128 | u32 phy1, phy2; | |
b6016b76 | 5129 | |
48b01e2d MC |
5130 | bnx2_write_phy(bp, 0x1c, 0x7c00); |
5131 | bnx2_read_phy(bp, 0x1c, &phy1); | |
cea94db9 | 5132 | |
48b01e2d MC |
5133 | bnx2_write_phy(bp, 0x17, 0x0f01); |
5134 | bnx2_read_phy(bp, 0x15, &phy2); | |
5135 | bnx2_write_phy(bp, 0x17, 0x0f01); | |
5136 | bnx2_read_phy(bp, 0x15, &phy2); | |
b6016b76 | 5137 | |
48b01e2d MC |
5138 | if ((phy1 & 0x10) && /* SIGNAL DETECT */ |
5139 | !(phy2 & 0x20)) { /* no CONFIG */ | |
5140 | ||
5141 | bmcr &= ~BMCR_ANENABLE; | |
5142 | bmcr |= BMCR_SPEED1000 | BMCR_FULLDPLX; | |
ca58c3af | 5143 | bnx2_write_phy(bp, bp->mii_bmcr, bmcr); |
48b01e2d MC |
5144 | bp->phy_flags |= PHY_PARALLEL_DETECT_FLAG; |
5145 | } | |
b6016b76 | 5146 | } |
48b01e2d MC |
5147 | } |
5148 | else if ((bp->link_up) && (bp->autoneg & AUTONEG_SPEED) && | |
5149 | (bp->phy_flags & PHY_PARALLEL_DETECT_FLAG)) { | |
5150 | u32 phy2; | |
b6016b76 | 5151 | |
48b01e2d MC |
5152 | bnx2_write_phy(bp, 0x17, 0x0f01); |
5153 | bnx2_read_phy(bp, 0x15, &phy2); | |
5154 | if (phy2 & 0x20) { | |
5155 | u32 bmcr; | |
cd339a0e | 5156 | |
ca58c3af | 5157 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
48b01e2d | 5158 | bmcr |= BMCR_ANENABLE; |
ca58c3af | 5159 | bnx2_write_phy(bp, bp->mii_bmcr, bmcr); |
b6016b76 | 5160 | |
48b01e2d MC |
5161 | bp->phy_flags &= ~PHY_PARALLEL_DETECT_FLAG; |
5162 | } | |
5163 | } else | |
5164 | bp->current_interval = bp->timer_interval; | |
b6016b76 | 5165 | |
48b01e2d MC |
5166 | spin_unlock(&bp->phy_lock); |
5167 | } | |
b6016b76 | 5168 | |
f8dd064e MC |
5169 | static void |
5170 | bnx2_5708_serdes_timer(struct bnx2 *bp) | |
5171 | { | |
0d8a6571 MC |
5172 | if (bp->phy_flags & REMOTE_PHY_CAP_FLAG) |
5173 | return; | |
5174 | ||
f8dd064e MC |
5175 | if ((bp->phy_flags & PHY_2_5G_CAPABLE_FLAG) == 0) { |
5176 | bp->serdes_an_pending = 0; | |
5177 | return; | |
5178 | } | |
b6016b76 | 5179 | |
f8dd064e MC |
5180 | spin_lock(&bp->phy_lock); |
5181 | if (bp->serdes_an_pending) | |
5182 | bp->serdes_an_pending--; | |
5183 | else if ((bp->link_up == 0) && (bp->autoneg & AUTONEG_SPEED)) { | |
5184 | u32 bmcr; | |
b6016b76 | 5185 | |
ca58c3af | 5186 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
f8dd064e | 5187 | if (bmcr & BMCR_ANENABLE) { |
605a9e20 | 5188 | bnx2_enable_forced_2g5(bp); |
f8dd064e MC |
5189 | bp->current_interval = SERDES_FORCED_TIMEOUT; |
5190 | } else { | |
605a9e20 | 5191 | bnx2_disable_forced_2g5(bp); |
f8dd064e MC |
5192 | bp->serdes_an_pending = 2; |
5193 | bp->current_interval = bp->timer_interval; | |
b6016b76 | 5194 | } |
b6016b76 | 5195 | |
f8dd064e MC |
5196 | } else |
5197 | bp->current_interval = bp->timer_interval; | |
b6016b76 | 5198 | |
f8dd064e MC |
5199 | spin_unlock(&bp->phy_lock); |
5200 | } | |
5201 | ||
48b01e2d MC |
5202 | static void |
5203 | bnx2_timer(unsigned long data) | |
5204 | { | |
5205 | struct bnx2 *bp = (struct bnx2 *) data; | |
b6016b76 | 5206 | |
48b01e2d MC |
5207 | if (!netif_running(bp->dev)) |
5208 | return; | |
b6016b76 | 5209 | |
48b01e2d MC |
5210 | if (atomic_read(&bp->intr_sem) != 0) |
5211 | goto bnx2_restart_timer; | |
b6016b76 | 5212 | |
df149d70 | 5213 | bnx2_send_heart_beat(bp); |
b6016b76 | 5214 | |
48b01e2d | 5215 | bp->stats_blk->stat_FwRxDrop = REG_RD_IND(bp, BNX2_FW_RX_DROP_COUNT); |
b6016b76 | 5216 | |
02537b06 MC |
5217 | /* workaround occasional corrupted counters */ |
5218 | if (CHIP_NUM(bp) == CHIP_NUM_5708 && bp->stats_ticks) | |
5219 | REG_WR(bp, BNX2_HC_COMMAND, bp->hc_cmd | | |
5220 | BNX2_HC_COMMAND_STATS_NOW); | |
5221 | ||
f8dd064e MC |
5222 | if (bp->phy_flags & PHY_SERDES_FLAG) { |
5223 | if (CHIP_NUM(bp) == CHIP_NUM_5706) | |
5224 | bnx2_5706_serdes_timer(bp); | |
27a005b8 | 5225 | else |
f8dd064e | 5226 | bnx2_5708_serdes_timer(bp); |
b6016b76 MC |
5227 | } |
5228 | ||
5229 | bnx2_restart_timer: | |
cd339a0e | 5230 | mod_timer(&bp->timer, jiffies + bp->current_interval); |
b6016b76 MC |
5231 | } |
5232 | ||
8e6a72c4 MC |
5233 | static int |
5234 | bnx2_request_irq(struct bnx2 *bp) | |
5235 | { | |
5236 | struct net_device *dev = bp->dev; | |
5237 | int rc = 0; | |
5238 | ||
5239 | if (bp->flags & USING_MSI_FLAG) { | |
5240 | irq_handler_t fn = bnx2_msi; | |
5241 | ||
5242 | if (bp->flags & ONE_SHOT_MSI_FLAG) | |
5243 | fn = bnx2_msi_1shot; | |
5244 | ||
5245 | rc = request_irq(bp->pdev->irq, fn, 0, dev->name, dev); | |
5246 | } else | |
5247 | rc = request_irq(bp->pdev->irq, bnx2_interrupt, | |
5248 | IRQF_SHARED, dev->name, dev); | |
5249 | return rc; | |
5250 | } | |
5251 | ||
5252 | static void | |
5253 | bnx2_free_irq(struct bnx2 *bp) | |
5254 | { | |
5255 | struct net_device *dev = bp->dev; | |
5256 | ||
5257 | if (bp->flags & USING_MSI_FLAG) { | |
5258 | free_irq(bp->pdev->irq, dev); | |
5259 | pci_disable_msi(bp->pdev); | |
5260 | bp->flags &= ~(USING_MSI_FLAG | ONE_SHOT_MSI_FLAG); | |
5261 | } else | |
5262 | free_irq(bp->pdev->irq, dev); | |
5263 | } | |
5264 | ||
b6016b76 MC |
5265 | /* Called with rtnl_lock */ |
5266 | static int | |
5267 | bnx2_open(struct net_device *dev) | |
5268 | { | |
972ec0d4 | 5269 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5270 | int rc; |
5271 | ||
1b2f922f MC |
5272 | netif_carrier_off(dev); |
5273 | ||
829ca9a3 | 5274 | bnx2_set_power_state(bp, PCI_D0); |
b6016b76 MC |
5275 | bnx2_disable_int(bp); |
5276 | ||
5277 | rc = bnx2_alloc_mem(bp); | |
5278 | if (rc) | |
5279 | return rc; | |
5280 | ||
bea3348e SH |
5281 | napi_enable(&bp->napi); |
5282 | ||
8e6a72c4 | 5283 | if ((bp->flags & MSI_CAP_FLAG) && !disable_msi) { |
b6016b76 MC |
5284 | if (pci_enable_msi(bp->pdev) == 0) { |
5285 | bp->flags |= USING_MSI_FLAG; | |
8e6a72c4 MC |
5286 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
5287 | bp->flags |= ONE_SHOT_MSI_FLAG; | |
b6016b76 | 5288 | } |
b6016b76 | 5289 | } |
8e6a72c4 MC |
5290 | rc = bnx2_request_irq(bp); |
5291 | ||
b6016b76 | 5292 | if (rc) { |
bea3348e | 5293 | napi_disable(&bp->napi); |
b6016b76 MC |
5294 | bnx2_free_mem(bp); |
5295 | return rc; | |
5296 | } | |
5297 | ||
5298 | rc = bnx2_init_nic(bp); | |
5299 | ||
5300 | if (rc) { | |
bea3348e | 5301 | napi_disable(&bp->napi); |
8e6a72c4 | 5302 | bnx2_free_irq(bp); |
b6016b76 MC |
5303 | bnx2_free_skbs(bp); |
5304 | bnx2_free_mem(bp); | |
5305 | return rc; | |
5306 | } | |
6aa20a22 | 5307 | |
cd339a0e | 5308 | mod_timer(&bp->timer, jiffies + bp->current_interval); |
b6016b76 MC |
5309 | |
5310 | atomic_set(&bp->intr_sem, 0); | |
5311 | ||
5312 | bnx2_enable_int(bp); | |
5313 | ||
5314 | if (bp->flags & USING_MSI_FLAG) { | |
5315 | /* Test MSI to make sure it is working | |
5316 | * If MSI test fails, go back to INTx mode | |
5317 | */ | |
5318 | if (bnx2_test_intr(bp) != 0) { | |
5319 | printk(KERN_WARNING PFX "%s: No interrupt was generated" | |
5320 | " using MSI, switching to INTx mode. Please" | |
5321 | " report this failure to the PCI maintainer" | |
5322 | " and include system chipset information.\n", | |
5323 | bp->dev->name); | |
5324 | ||
5325 | bnx2_disable_int(bp); | |
8e6a72c4 | 5326 | bnx2_free_irq(bp); |
b6016b76 MC |
5327 | |
5328 | rc = bnx2_init_nic(bp); | |
5329 | ||
8e6a72c4 MC |
5330 | if (!rc) |
5331 | rc = bnx2_request_irq(bp); | |
5332 | ||
b6016b76 | 5333 | if (rc) { |
bea3348e | 5334 | napi_disable(&bp->napi); |
b6016b76 MC |
5335 | bnx2_free_skbs(bp); |
5336 | bnx2_free_mem(bp); | |
5337 | del_timer_sync(&bp->timer); | |
5338 | return rc; | |
5339 | } | |
5340 | bnx2_enable_int(bp); | |
5341 | } | |
5342 | } | |
5343 | if (bp->flags & USING_MSI_FLAG) { | |
5344 | printk(KERN_INFO PFX "%s: using MSI\n", dev->name); | |
5345 | } | |
5346 | ||
5347 | netif_start_queue(dev); | |
5348 | ||
5349 | return 0; | |
5350 | } | |
5351 | ||
5352 | static void | |
c4028958 | 5353 | bnx2_reset_task(struct work_struct *work) |
b6016b76 | 5354 | { |
c4028958 | 5355 | struct bnx2 *bp = container_of(work, struct bnx2, reset_task); |
b6016b76 | 5356 | |
afdc08b9 MC |
5357 | if (!netif_running(bp->dev)) |
5358 | return; | |
5359 | ||
5360 | bp->in_reset_task = 1; | |
b6016b76 MC |
5361 | bnx2_netif_stop(bp); |
5362 | ||
5363 | bnx2_init_nic(bp); | |
5364 | ||
5365 | atomic_set(&bp->intr_sem, 1); | |
5366 | bnx2_netif_start(bp); | |
afdc08b9 | 5367 | bp->in_reset_task = 0; |
b6016b76 MC |
5368 | } |
5369 | ||
5370 | static void | |
5371 | bnx2_tx_timeout(struct net_device *dev) | |
5372 | { | |
972ec0d4 | 5373 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5374 | |
5375 | /* This allows the netif to be shutdown gracefully before resetting */ | |
5376 | schedule_work(&bp->reset_task); | |
5377 | } | |
5378 | ||
5379 | #ifdef BCM_VLAN | |
5380 | /* Called with rtnl_lock */ | |
5381 | static void | |
5382 | bnx2_vlan_rx_register(struct net_device *dev, struct vlan_group *vlgrp) | |
5383 | { | |
972ec0d4 | 5384 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5385 | |
5386 | bnx2_netif_stop(bp); | |
5387 | ||
5388 | bp->vlgrp = vlgrp; | |
5389 | bnx2_set_rx_mode(dev); | |
5390 | ||
5391 | bnx2_netif_start(bp); | |
5392 | } | |
b6016b76 MC |
5393 | #endif |
5394 | ||
932ff279 | 5395 | /* Called with netif_tx_lock. |
2f8af120 MC |
5396 | * bnx2_tx_int() runs without netif_tx_lock unless it needs to call |
5397 | * netif_wake_queue(). | |
b6016b76 MC |
5398 | */ |
5399 | static int | |
5400 | bnx2_start_xmit(struct sk_buff *skb, struct net_device *dev) | |
5401 | { | |
972ec0d4 | 5402 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5403 | dma_addr_t mapping; |
5404 | struct tx_bd *txbd; | |
5405 | struct sw_bd *tx_buf; | |
5406 | u32 len, vlan_tag_flags, last_frag, mss; | |
5407 | u16 prod, ring_prod; | |
5408 | int i; | |
5409 | ||
e89bbf10 | 5410 | if (unlikely(bnx2_tx_avail(bp) < (skb_shinfo(skb)->nr_frags + 1))) { |
b6016b76 MC |
5411 | netif_stop_queue(dev); |
5412 | printk(KERN_ERR PFX "%s: BUG! Tx ring full when queue awake!\n", | |
5413 | dev->name); | |
5414 | ||
5415 | return NETDEV_TX_BUSY; | |
5416 | } | |
5417 | len = skb_headlen(skb); | |
5418 | prod = bp->tx_prod; | |
5419 | ring_prod = TX_RING_IDX(prod); | |
5420 | ||
5421 | vlan_tag_flags = 0; | |
84fa7933 | 5422 | if (skb->ip_summed == CHECKSUM_PARTIAL) { |
b6016b76 MC |
5423 | vlan_tag_flags |= TX_BD_FLAGS_TCP_UDP_CKSUM; |
5424 | } | |
5425 | ||
5426 | if (bp->vlgrp != 0 && vlan_tx_tag_present(skb)) { | |
5427 | vlan_tag_flags |= | |
5428 | (TX_BD_FLAGS_VLAN_TAG | (vlan_tx_tag_get(skb) << 16)); | |
5429 | } | |
fde82055 | 5430 | if ((mss = skb_shinfo(skb)->gso_size)) { |
b6016b76 | 5431 | u32 tcp_opt_len, ip_tcp_len; |
eddc9ec5 | 5432 | struct iphdr *iph; |
b6016b76 | 5433 | |
b6016b76 MC |
5434 | vlan_tag_flags |= TX_BD_FLAGS_SW_LSO; |
5435 | ||
4666f87a MC |
5436 | tcp_opt_len = tcp_optlen(skb); |
5437 | ||
5438 | if (skb_shinfo(skb)->gso_type & SKB_GSO_TCPV6) { | |
5439 | u32 tcp_off = skb_transport_offset(skb) - | |
5440 | sizeof(struct ipv6hdr) - ETH_HLEN; | |
ab6a5bb6 | 5441 | |
4666f87a MC |
5442 | vlan_tag_flags |= ((tcp_opt_len >> 2) << 8) | |
5443 | TX_BD_FLAGS_SW_FLAGS; | |
5444 | if (likely(tcp_off == 0)) | |
5445 | vlan_tag_flags &= ~TX_BD_FLAGS_TCP6_OFF0_MSK; | |
5446 | else { | |
5447 | tcp_off >>= 3; | |
5448 | vlan_tag_flags |= ((tcp_off & 0x3) << | |
5449 | TX_BD_FLAGS_TCP6_OFF0_SHL) | | |
5450 | ((tcp_off & 0x10) << | |
5451 | TX_BD_FLAGS_TCP6_OFF4_SHL); | |
5452 | mss |= (tcp_off & 0xc) << TX_BD_TCP6_OFF2_SHL; | |
5453 | } | |
5454 | } else { | |
5455 | if (skb_header_cloned(skb) && | |
5456 | pskb_expand_head(skb, 0, 0, GFP_ATOMIC)) { | |
5457 | dev_kfree_skb(skb); | |
5458 | return NETDEV_TX_OK; | |
5459 | } | |
b6016b76 | 5460 | |
4666f87a MC |
5461 | ip_tcp_len = ip_hdrlen(skb) + sizeof(struct tcphdr); |
5462 | ||
5463 | iph = ip_hdr(skb); | |
5464 | iph->check = 0; | |
5465 | iph->tot_len = htons(mss + ip_tcp_len + tcp_opt_len); | |
5466 | tcp_hdr(skb)->check = ~csum_tcpudp_magic(iph->saddr, | |
5467 | iph->daddr, 0, | |
5468 | IPPROTO_TCP, | |
5469 | 0); | |
5470 | if (tcp_opt_len || (iph->ihl > 5)) { | |
5471 | vlan_tag_flags |= ((iph->ihl - 5) + | |
5472 | (tcp_opt_len >> 2)) << 8; | |
5473 | } | |
b6016b76 | 5474 | } |
4666f87a | 5475 | } else |
b6016b76 | 5476 | mss = 0; |
b6016b76 MC |
5477 | |
5478 | mapping = pci_map_single(bp->pdev, skb->data, len, PCI_DMA_TODEVICE); | |
6aa20a22 | 5479 | |
b6016b76 MC |
5480 | tx_buf = &bp->tx_buf_ring[ring_prod]; |
5481 | tx_buf->skb = skb; | |
5482 | pci_unmap_addr_set(tx_buf, mapping, mapping); | |
5483 | ||
5484 | txbd = &bp->tx_desc_ring[ring_prod]; | |
5485 | ||
5486 | txbd->tx_bd_haddr_hi = (u64) mapping >> 32; | |
5487 | txbd->tx_bd_haddr_lo = (u64) mapping & 0xffffffff; | |
5488 | txbd->tx_bd_mss_nbytes = len | (mss << 16); | |
5489 | txbd->tx_bd_vlan_tag_flags = vlan_tag_flags | TX_BD_FLAGS_START; | |
5490 | ||
5491 | last_frag = skb_shinfo(skb)->nr_frags; | |
5492 | ||
5493 | for (i = 0; i < last_frag; i++) { | |
5494 | skb_frag_t *frag = &skb_shinfo(skb)->frags[i]; | |
5495 | ||
5496 | prod = NEXT_TX_BD(prod); | |
5497 | ring_prod = TX_RING_IDX(prod); | |
5498 | txbd = &bp->tx_desc_ring[ring_prod]; | |
5499 | ||
5500 | len = frag->size; | |
5501 | mapping = pci_map_page(bp->pdev, frag->page, frag->page_offset, | |
5502 | len, PCI_DMA_TODEVICE); | |
5503 | pci_unmap_addr_set(&bp->tx_buf_ring[ring_prod], | |
5504 | mapping, mapping); | |
5505 | ||
5506 | txbd->tx_bd_haddr_hi = (u64) mapping >> 32; | |
5507 | txbd->tx_bd_haddr_lo = (u64) mapping & 0xffffffff; | |
5508 | txbd->tx_bd_mss_nbytes = len | (mss << 16); | |
5509 | txbd->tx_bd_vlan_tag_flags = vlan_tag_flags; | |
5510 | ||
5511 | } | |
5512 | txbd->tx_bd_vlan_tag_flags |= TX_BD_FLAGS_END; | |
5513 | ||
5514 | prod = NEXT_TX_BD(prod); | |
5515 | bp->tx_prod_bseq += skb->len; | |
5516 | ||
234754d5 MC |
5517 | REG_WR16(bp, bp->tx_bidx_addr, prod); |
5518 | REG_WR(bp, bp->tx_bseq_addr, bp->tx_prod_bseq); | |
b6016b76 MC |
5519 | |
5520 | mmiowb(); | |
5521 | ||
5522 | bp->tx_prod = prod; | |
5523 | dev->trans_start = jiffies; | |
5524 | ||
e89bbf10 | 5525 | if (unlikely(bnx2_tx_avail(bp) <= MAX_SKB_FRAGS)) { |
e89bbf10 | 5526 | netif_stop_queue(dev); |
2f8af120 | 5527 | if (bnx2_tx_avail(bp) > bp->tx_wake_thresh) |
e89bbf10 | 5528 | netif_wake_queue(dev); |
b6016b76 MC |
5529 | } |
5530 | ||
5531 | return NETDEV_TX_OK; | |
5532 | } | |
5533 | ||
5534 | /* Called with rtnl_lock */ | |
5535 | static int | |
5536 | bnx2_close(struct net_device *dev) | |
5537 | { | |
972ec0d4 | 5538 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5539 | u32 reset_code; |
5540 | ||
afdc08b9 MC |
5541 | /* Calling flush_scheduled_work() may deadlock because |
5542 | * linkwatch_event() may be on the workqueue and it will try to get | |
5543 | * the rtnl_lock which we are holding. | |
5544 | */ | |
5545 | while (bp->in_reset_task) | |
5546 | msleep(1); | |
5547 | ||
bea3348e SH |
5548 | bnx2_disable_int_sync(bp); |
5549 | napi_disable(&bp->napi); | |
b6016b76 | 5550 | del_timer_sync(&bp->timer); |
dda1e390 | 5551 | if (bp->flags & NO_WOL_FLAG) |
6c4f095e | 5552 | reset_code = BNX2_DRV_MSG_CODE_UNLOAD_LNK_DN; |
dda1e390 | 5553 | else if (bp->wol) |
b6016b76 MC |
5554 | reset_code = BNX2_DRV_MSG_CODE_SUSPEND_WOL; |
5555 | else | |
5556 | reset_code = BNX2_DRV_MSG_CODE_SUSPEND_NO_WOL; | |
5557 | bnx2_reset_chip(bp, reset_code); | |
8e6a72c4 | 5558 | bnx2_free_irq(bp); |
b6016b76 MC |
5559 | bnx2_free_skbs(bp); |
5560 | bnx2_free_mem(bp); | |
5561 | bp->link_up = 0; | |
5562 | netif_carrier_off(bp->dev); | |
829ca9a3 | 5563 | bnx2_set_power_state(bp, PCI_D3hot); |
b6016b76 MC |
5564 | return 0; |
5565 | } | |
5566 | ||
5567 | #define GET_NET_STATS64(ctr) \ | |
5568 | (unsigned long) ((unsigned long) (ctr##_hi) << 32) + \ | |
5569 | (unsigned long) (ctr##_lo) | |
5570 | ||
5571 | #define GET_NET_STATS32(ctr) \ | |
5572 | (ctr##_lo) | |
5573 | ||
5574 | #if (BITS_PER_LONG == 64) | |
5575 | #define GET_NET_STATS GET_NET_STATS64 | |
5576 | #else | |
5577 | #define GET_NET_STATS GET_NET_STATS32 | |
5578 | #endif | |
5579 | ||
5580 | static struct net_device_stats * | |
5581 | bnx2_get_stats(struct net_device *dev) | |
5582 | { | |
972ec0d4 | 5583 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5584 | struct statistics_block *stats_blk = bp->stats_blk; |
5585 | struct net_device_stats *net_stats = &bp->net_stats; | |
5586 | ||
5587 | if (bp->stats_blk == NULL) { | |
5588 | return net_stats; | |
5589 | } | |
5590 | net_stats->rx_packets = | |
5591 | GET_NET_STATS(stats_blk->stat_IfHCInUcastPkts) + | |
5592 | GET_NET_STATS(stats_blk->stat_IfHCInMulticastPkts) + | |
5593 | GET_NET_STATS(stats_blk->stat_IfHCInBroadcastPkts); | |
5594 | ||
5595 | net_stats->tx_packets = | |
5596 | GET_NET_STATS(stats_blk->stat_IfHCOutUcastPkts) + | |
5597 | GET_NET_STATS(stats_blk->stat_IfHCOutMulticastPkts) + | |
5598 | GET_NET_STATS(stats_blk->stat_IfHCOutBroadcastPkts); | |
5599 | ||
5600 | net_stats->rx_bytes = | |
5601 | GET_NET_STATS(stats_blk->stat_IfHCInOctets); | |
5602 | ||
5603 | net_stats->tx_bytes = | |
5604 | GET_NET_STATS(stats_blk->stat_IfHCOutOctets); | |
5605 | ||
6aa20a22 | 5606 | net_stats->multicast = |
b6016b76 MC |
5607 | GET_NET_STATS(stats_blk->stat_IfHCOutMulticastPkts); |
5608 | ||
6aa20a22 | 5609 | net_stats->collisions = |
b6016b76 MC |
5610 | (unsigned long) stats_blk->stat_EtherStatsCollisions; |
5611 | ||
6aa20a22 | 5612 | net_stats->rx_length_errors = |
b6016b76 MC |
5613 | (unsigned long) (stats_blk->stat_EtherStatsUndersizePkts + |
5614 | stats_blk->stat_EtherStatsOverrsizePkts); | |
5615 | ||
6aa20a22 | 5616 | net_stats->rx_over_errors = |
b6016b76 MC |
5617 | (unsigned long) stats_blk->stat_IfInMBUFDiscards; |
5618 | ||
6aa20a22 | 5619 | net_stats->rx_frame_errors = |
b6016b76 MC |
5620 | (unsigned long) stats_blk->stat_Dot3StatsAlignmentErrors; |
5621 | ||
6aa20a22 | 5622 | net_stats->rx_crc_errors = |
b6016b76 MC |
5623 | (unsigned long) stats_blk->stat_Dot3StatsFCSErrors; |
5624 | ||
5625 | net_stats->rx_errors = net_stats->rx_length_errors + | |
5626 | net_stats->rx_over_errors + net_stats->rx_frame_errors + | |
5627 | net_stats->rx_crc_errors; | |
5628 | ||
5629 | net_stats->tx_aborted_errors = | |
5630 | (unsigned long) (stats_blk->stat_Dot3StatsExcessiveCollisions + | |
5631 | stats_blk->stat_Dot3StatsLateCollisions); | |
5632 | ||
5b0c76ad MC |
5633 | if ((CHIP_NUM(bp) == CHIP_NUM_5706) || |
5634 | (CHIP_ID(bp) == CHIP_ID_5708_A0)) | |
b6016b76 MC |
5635 | net_stats->tx_carrier_errors = 0; |
5636 | else { | |
5637 | net_stats->tx_carrier_errors = | |
5638 | (unsigned long) | |
5639 | stats_blk->stat_Dot3StatsCarrierSenseErrors; | |
5640 | } | |
5641 | ||
5642 | net_stats->tx_errors = | |
6aa20a22 | 5643 | (unsigned long) |
b6016b76 MC |
5644 | stats_blk->stat_emac_tx_stat_dot3statsinternalmactransmiterrors |
5645 | + | |
5646 | net_stats->tx_aborted_errors + | |
5647 | net_stats->tx_carrier_errors; | |
5648 | ||
cea94db9 MC |
5649 | net_stats->rx_missed_errors = |
5650 | (unsigned long) (stats_blk->stat_IfInMBUFDiscards + | |
5651 | stats_blk->stat_FwRxDrop); | |
5652 | ||
b6016b76 MC |
5653 | return net_stats; |
5654 | } | |
5655 | ||
5656 | /* All ethtool functions called with rtnl_lock */ | |
5657 | ||
5658 | static int | |
5659 | bnx2_get_settings(struct net_device *dev, struct ethtool_cmd *cmd) | |
5660 | { | |
972ec0d4 | 5661 | struct bnx2 *bp = netdev_priv(dev); |
7b6b8347 | 5662 | int support_serdes = 0, support_copper = 0; |
b6016b76 MC |
5663 | |
5664 | cmd->supported = SUPPORTED_Autoneg; | |
7b6b8347 MC |
5665 | if (bp->phy_flags & REMOTE_PHY_CAP_FLAG) { |
5666 | support_serdes = 1; | |
5667 | support_copper = 1; | |
5668 | } else if (bp->phy_port == PORT_FIBRE) | |
5669 | support_serdes = 1; | |
5670 | else | |
5671 | support_copper = 1; | |
5672 | ||
5673 | if (support_serdes) { | |
b6016b76 MC |
5674 | cmd->supported |= SUPPORTED_1000baseT_Full | |
5675 | SUPPORTED_FIBRE; | |
605a9e20 MC |
5676 | if (bp->phy_flags & PHY_2_5G_CAPABLE_FLAG) |
5677 | cmd->supported |= SUPPORTED_2500baseX_Full; | |
b6016b76 | 5678 | |
b6016b76 | 5679 | } |
7b6b8347 | 5680 | if (support_copper) { |
b6016b76 MC |
5681 | cmd->supported |= SUPPORTED_10baseT_Half | |
5682 | SUPPORTED_10baseT_Full | | |
5683 | SUPPORTED_100baseT_Half | | |
5684 | SUPPORTED_100baseT_Full | | |
5685 | SUPPORTED_1000baseT_Full | | |
5686 | SUPPORTED_TP; | |
5687 | ||
b6016b76 MC |
5688 | } |
5689 | ||
7b6b8347 MC |
5690 | spin_lock_bh(&bp->phy_lock); |
5691 | cmd->port = bp->phy_port; | |
b6016b76 MC |
5692 | cmd->advertising = bp->advertising; |
5693 | ||
5694 | if (bp->autoneg & AUTONEG_SPEED) { | |
5695 | cmd->autoneg = AUTONEG_ENABLE; | |
5696 | } | |
5697 | else { | |
5698 | cmd->autoneg = AUTONEG_DISABLE; | |
5699 | } | |
5700 | ||
5701 | if (netif_carrier_ok(dev)) { | |
5702 | cmd->speed = bp->line_speed; | |
5703 | cmd->duplex = bp->duplex; | |
5704 | } | |
5705 | else { | |
5706 | cmd->speed = -1; | |
5707 | cmd->duplex = -1; | |
5708 | } | |
7b6b8347 | 5709 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
5710 | |
5711 | cmd->transceiver = XCVR_INTERNAL; | |
5712 | cmd->phy_address = bp->phy_addr; | |
5713 | ||
5714 | return 0; | |
5715 | } | |
6aa20a22 | 5716 | |
b6016b76 MC |
5717 | static int |
5718 | bnx2_set_settings(struct net_device *dev, struct ethtool_cmd *cmd) | |
5719 | { | |
972ec0d4 | 5720 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5721 | u8 autoneg = bp->autoneg; |
5722 | u8 req_duplex = bp->req_duplex; | |
5723 | u16 req_line_speed = bp->req_line_speed; | |
5724 | u32 advertising = bp->advertising; | |
7b6b8347 MC |
5725 | int err = -EINVAL; |
5726 | ||
5727 | spin_lock_bh(&bp->phy_lock); | |
5728 | ||
5729 | if (cmd->port != PORT_TP && cmd->port != PORT_FIBRE) | |
5730 | goto err_out_unlock; | |
5731 | ||
5732 | if (cmd->port != bp->phy_port && !(bp->phy_flags & REMOTE_PHY_CAP_FLAG)) | |
5733 | goto err_out_unlock; | |
b6016b76 MC |
5734 | |
5735 | if (cmd->autoneg == AUTONEG_ENABLE) { | |
5736 | autoneg |= AUTONEG_SPEED; | |
5737 | ||
6aa20a22 | 5738 | cmd->advertising &= ETHTOOL_ALL_COPPER_SPEED; |
b6016b76 MC |
5739 | |
5740 | /* allow advertising 1 speed */ | |
5741 | if ((cmd->advertising == ADVERTISED_10baseT_Half) || | |
5742 | (cmd->advertising == ADVERTISED_10baseT_Full) || | |
5743 | (cmd->advertising == ADVERTISED_100baseT_Half) || | |
5744 | (cmd->advertising == ADVERTISED_100baseT_Full)) { | |
5745 | ||
7b6b8347 MC |
5746 | if (cmd->port == PORT_FIBRE) |
5747 | goto err_out_unlock; | |
b6016b76 MC |
5748 | |
5749 | advertising = cmd->advertising; | |
5750 | ||
27a005b8 | 5751 | } else if (cmd->advertising == ADVERTISED_2500baseX_Full) { |
7b6b8347 MC |
5752 | if (!(bp->phy_flags & PHY_2_5G_CAPABLE_FLAG) || |
5753 | (cmd->port == PORT_TP)) | |
5754 | goto err_out_unlock; | |
5755 | } else if (cmd->advertising == ADVERTISED_1000baseT_Full) | |
b6016b76 | 5756 | advertising = cmd->advertising; |
7b6b8347 MC |
5757 | else if (cmd->advertising == ADVERTISED_1000baseT_Half) |
5758 | goto err_out_unlock; | |
b6016b76 | 5759 | else { |
7b6b8347 | 5760 | if (cmd->port == PORT_FIBRE) |
b6016b76 | 5761 | advertising = ETHTOOL_ALL_FIBRE_SPEED; |
7b6b8347 | 5762 | else |
b6016b76 | 5763 | advertising = ETHTOOL_ALL_COPPER_SPEED; |
b6016b76 MC |
5764 | } |
5765 | advertising |= ADVERTISED_Autoneg; | |
5766 | } | |
5767 | else { | |
7b6b8347 | 5768 | if (cmd->port == PORT_FIBRE) { |
80be4434 MC |
5769 | if ((cmd->speed != SPEED_1000 && |
5770 | cmd->speed != SPEED_2500) || | |
5771 | (cmd->duplex != DUPLEX_FULL)) | |
7b6b8347 | 5772 | goto err_out_unlock; |
80be4434 MC |
5773 | |
5774 | if (cmd->speed == SPEED_2500 && | |
5775 | !(bp->phy_flags & PHY_2_5G_CAPABLE_FLAG)) | |
7b6b8347 | 5776 | goto err_out_unlock; |
b6016b76 | 5777 | } |
7b6b8347 MC |
5778 | else if (cmd->speed == SPEED_1000 || cmd->speed == SPEED_2500) |
5779 | goto err_out_unlock; | |
5780 | ||
b6016b76 MC |
5781 | autoneg &= ~AUTONEG_SPEED; |
5782 | req_line_speed = cmd->speed; | |
5783 | req_duplex = cmd->duplex; | |
5784 | advertising = 0; | |
5785 | } | |
5786 | ||
5787 | bp->autoneg = autoneg; | |
5788 | bp->advertising = advertising; | |
5789 | bp->req_line_speed = req_line_speed; | |
5790 | bp->req_duplex = req_duplex; | |
5791 | ||
7b6b8347 | 5792 | err = bnx2_setup_phy(bp, cmd->port); |
b6016b76 | 5793 | |
7b6b8347 | 5794 | err_out_unlock: |
c770a65c | 5795 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 | 5796 | |
7b6b8347 | 5797 | return err; |
b6016b76 MC |
5798 | } |
5799 | ||
5800 | static void | |
5801 | bnx2_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *info) | |
5802 | { | |
972ec0d4 | 5803 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5804 | |
5805 | strcpy(info->driver, DRV_MODULE_NAME); | |
5806 | strcpy(info->version, DRV_MODULE_VERSION); | |
5807 | strcpy(info->bus_info, pci_name(bp->pdev)); | |
58fc2ea4 | 5808 | strcpy(info->fw_version, bp->fw_version); |
b6016b76 MC |
5809 | } |
5810 | ||
244ac4f4 MC |
5811 | #define BNX2_REGDUMP_LEN (32 * 1024) |
5812 | ||
5813 | static int | |
5814 | bnx2_get_regs_len(struct net_device *dev) | |
5815 | { | |
5816 | return BNX2_REGDUMP_LEN; | |
5817 | } | |
5818 | ||
5819 | static void | |
5820 | bnx2_get_regs(struct net_device *dev, struct ethtool_regs *regs, void *_p) | |
5821 | { | |
5822 | u32 *p = _p, i, offset; | |
5823 | u8 *orig_p = _p; | |
5824 | struct bnx2 *bp = netdev_priv(dev); | |
5825 | u32 reg_boundaries[] = { 0x0000, 0x0098, 0x0400, 0x045c, | |
5826 | 0x0800, 0x0880, 0x0c00, 0x0c10, | |
5827 | 0x0c30, 0x0d08, 0x1000, 0x101c, | |
5828 | 0x1040, 0x1048, 0x1080, 0x10a4, | |
5829 | 0x1400, 0x1490, 0x1498, 0x14f0, | |
5830 | 0x1500, 0x155c, 0x1580, 0x15dc, | |
5831 | 0x1600, 0x1658, 0x1680, 0x16d8, | |
5832 | 0x1800, 0x1820, 0x1840, 0x1854, | |
5833 | 0x1880, 0x1894, 0x1900, 0x1984, | |
5834 | 0x1c00, 0x1c0c, 0x1c40, 0x1c54, | |
5835 | 0x1c80, 0x1c94, 0x1d00, 0x1d84, | |
5836 | 0x2000, 0x2030, 0x23c0, 0x2400, | |
5837 | 0x2800, 0x2820, 0x2830, 0x2850, | |
5838 | 0x2b40, 0x2c10, 0x2fc0, 0x3058, | |
5839 | 0x3c00, 0x3c94, 0x4000, 0x4010, | |
5840 | 0x4080, 0x4090, 0x43c0, 0x4458, | |
5841 | 0x4c00, 0x4c18, 0x4c40, 0x4c54, | |
5842 | 0x4fc0, 0x5010, 0x53c0, 0x5444, | |
5843 | 0x5c00, 0x5c18, 0x5c80, 0x5c90, | |
5844 | 0x5fc0, 0x6000, 0x6400, 0x6428, | |
5845 | 0x6800, 0x6848, 0x684c, 0x6860, | |
5846 | 0x6888, 0x6910, 0x8000 }; | |
5847 | ||
5848 | regs->version = 0; | |
5849 | ||
5850 | memset(p, 0, BNX2_REGDUMP_LEN); | |
5851 | ||
5852 | if (!netif_running(bp->dev)) | |
5853 | return; | |
5854 | ||
5855 | i = 0; | |
5856 | offset = reg_boundaries[0]; | |
5857 | p += offset; | |
5858 | while (offset < BNX2_REGDUMP_LEN) { | |
5859 | *p++ = REG_RD(bp, offset); | |
5860 | offset += 4; | |
5861 | if (offset == reg_boundaries[i + 1]) { | |
5862 | offset = reg_boundaries[i + 2]; | |
5863 | p = (u32 *) (orig_p + offset); | |
5864 | i += 2; | |
5865 | } | |
5866 | } | |
5867 | } | |
5868 | ||
b6016b76 MC |
5869 | static void |
5870 | bnx2_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol) | |
5871 | { | |
972ec0d4 | 5872 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5873 | |
5874 | if (bp->flags & NO_WOL_FLAG) { | |
5875 | wol->supported = 0; | |
5876 | wol->wolopts = 0; | |
5877 | } | |
5878 | else { | |
5879 | wol->supported = WAKE_MAGIC; | |
5880 | if (bp->wol) | |
5881 | wol->wolopts = WAKE_MAGIC; | |
5882 | else | |
5883 | wol->wolopts = 0; | |
5884 | } | |
5885 | memset(&wol->sopass, 0, sizeof(wol->sopass)); | |
5886 | } | |
5887 | ||
5888 | static int | |
5889 | bnx2_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol) | |
5890 | { | |
972ec0d4 | 5891 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5892 | |
5893 | if (wol->wolopts & ~WAKE_MAGIC) | |
5894 | return -EINVAL; | |
5895 | ||
5896 | if (wol->wolopts & WAKE_MAGIC) { | |
5897 | if (bp->flags & NO_WOL_FLAG) | |
5898 | return -EINVAL; | |
5899 | ||
5900 | bp->wol = 1; | |
5901 | } | |
5902 | else { | |
5903 | bp->wol = 0; | |
5904 | } | |
5905 | return 0; | |
5906 | } | |
5907 | ||
5908 | static int | |
5909 | bnx2_nway_reset(struct net_device *dev) | |
5910 | { | |
972ec0d4 | 5911 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5912 | u32 bmcr; |
5913 | ||
5914 | if (!(bp->autoneg & AUTONEG_SPEED)) { | |
5915 | return -EINVAL; | |
5916 | } | |
5917 | ||
c770a65c | 5918 | spin_lock_bh(&bp->phy_lock); |
b6016b76 | 5919 | |
7b6b8347 MC |
5920 | if (bp->phy_flags & REMOTE_PHY_CAP_FLAG) { |
5921 | int rc; | |
5922 | ||
5923 | rc = bnx2_setup_remote_phy(bp, bp->phy_port); | |
5924 | spin_unlock_bh(&bp->phy_lock); | |
5925 | return rc; | |
5926 | } | |
5927 | ||
b6016b76 MC |
5928 | /* Force a link down visible on the other side */ |
5929 | if (bp->phy_flags & PHY_SERDES_FLAG) { | |
ca58c3af | 5930 | bnx2_write_phy(bp, bp->mii_bmcr, BMCR_LOOPBACK); |
c770a65c | 5931 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
5932 | |
5933 | msleep(20); | |
5934 | ||
c770a65c | 5935 | spin_lock_bh(&bp->phy_lock); |
f8dd064e MC |
5936 | |
5937 | bp->current_interval = SERDES_AN_TIMEOUT; | |
5938 | bp->serdes_an_pending = 1; | |
5939 | mod_timer(&bp->timer, jiffies + bp->current_interval); | |
b6016b76 MC |
5940 | } |
5941 | ||
ca58c3af | 5942 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
b6016b76 | 5943 | bmcr &= ~BMCR_LOOPBACK; |
ca58c3af | 5944 | bnx2_write_phy(bp, bp->mii_bmcr, bmcr | BMCR_ANRESTART | BMCR_ANENABLE); |
b6016b76 | 5945 | |
c770a65c | 5946 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
5947 | |
5948 | return 0; | |
5949 | } | |
5950 | ||
5951 | static int | |
5952 | bnx2_get_eeprom_len(struct net_device *dev) | |
5953 | { | |
972ec0d4 | 5954 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 5955 | |
1122db71 | 5956 | if (bp->flash_info == NULL) |
b6016b76 MC |
5957 | return 0; |
5958 | ||
1122db71 | 5959 | return (int) bp->flash_size; |
b6016b76 MC |
5960 | } |
5961 | ||
5962 | static int | |
5963 | bnx2_get_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom, | |
5964 | u8 *eebuf) | |
5965 | { | |
972ec0d4 | 5966 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5967 | int rc; |
5968 | ||
1064e944 | 5969 | /* parameters already validated in ethtool_get_eeprom */ |
b6016b76 MC |
5970 | |
5971 | rc = bnx2_nvram_read(bp, eeprom->offset, eebuf, eeprom->len); | |
5972 | ||
5973 | return rc; | |
5974 | } | |
5975 | ||
5976 | static int | |
5977 | bnx2_set_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom, | |
5978 | u8 *eebuf) | |
5979 | { | |
972ec0d4 | 5980 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5981 | int rc; |
5982 | ||
1064e944 | 5983 | /* parameters already validated in ethtool_set_eeprom */ |
b6016b76 MC |
5984 | |
5985 | rc = bnx2_nvram_write(bp, eeprom->offset, eebuf, eeprom->len); | |
5986 | ||
5987 | return rc; | |
5988 | } | |
5989 | ||
5990 | static int | |
5991 | bnx2_get_coalesce(struct net_device *dev, struct ethtool_coalesce *coal) | |
5992 | { | |
972ec0d4 | 5993 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5994 | |
5995 | memset(coal, 0, sizeof(struct ethtool_coalesce)); | |
5996 | ||
5997 | coal->rx_coalesce_usecs = bp->rx_ticks; | |
5998 | coal->rx_max_coalesced_frames = bp->rx_quick_cons_trip; | |
5999 | coal->rx_coalesce_usecs_irq = bp->rx_ticks_int; | |
6000 | coal->rx_max_coalesced_frames_irq = bp->rx_quick_cons_trip_int; | |
6001 | ||
6002 | coal->tx_coalesce_usecs = bp->tx_ticks; | |
6003 | coal->tx_max_coalesced_frames = bp->tx_quick_cons_trip; | |
6004 | coal->tx_coalesce_usecs_irq = bp->tx_ticks_int; | |
6005 | coal->tx_max_coalesced_frames_irq = bp->tx_quick_cons_trip_int; | |
6006 | ||
6007 | coal->stats_block_coalesce_usecs = bp->stats_ticks; | |
6008 | ||
6009 | return 0; | |
6010 | } | |
6011 | ||
6012 | static int | |
6013 | bnx2_set_coalesce(struct net_device *dev, struct ethtool_coalesce *coal) | |
6014 | { | |
972ec0d4 | 6015 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6016 | |
6017 | bp->rx_ticks = (u16) coal->rx_coalesce_usecs; | |
6018 | if (bp->rx_ticks > 0x3ff) bp->rx_ticks = 0x3ff; | |
6019 | ||
6aa20a22 | 6020 | bp->rx_quick_cons_trip = (u16) coal->rx_max_coalesced_frames; |
b6016b76 MC |
6021 | if (bp->rx_quick_cons_trip > 0xff) bp->rx_quick_cons_trip = 0xff; |
6022 | ||
6023 | bp->rx_ticks_int = (u16) coal->rx_coalesce_usecs_irq; | |
6024 | if (bp->rx_ticks_int > 0x3ff) bp->rx_ticks_int = 0x3ff; | |
6025 | ||
6026 | bp->rx_quick_cons_trip_int = (u16) coal->rx_max_coalesced_frames_irq; | |
6027 | if (bp->rx_quick_cons_trip_int > 0xff) | |
6028 | bp->rx_quick_cons_trip_int = 0xff; | |
6029 | ||
6030 | bp->tx_ticks = (u16) coal->tx_coalesce_usecs; | |
6031 | if (bp->tx_ticks > 0x3ff) bp->tx_ticks = 0x3ff; | |
6032 | ||
6033 | bp->tx_quick_cons_trip = (u16) coal->tx_max_coalesced_frames; | |
6034 | if (bp->tx_quick_cons_trip > 0xff) bp->tx_quick_cons_trip = 0xff; | |
6035 | ||
6036 | bp->tx_ticks_int = (u16) coal->tx_coalesce_usecs_irq; | |
6037 | if (bp->tx_ticks_int > 0x3ff) bp->tx_ticks_int = 0x3ff; | |
6038 | ||
6039 | bp->tx_quick_cons_trip_int = (u16) coal->tx_max_coalesced_frames_irq; | |
6040 | if (bp->tx_quick_cons_trip_int > 0xff) bp->tx_quick_cons_trip_int = | |
6041 | 0xff; | |
6042 | ||
6043 | bp->stats_ticks = coal->stats_block_coalesce_usecs; | |
02537b06 MC |
6044 | if (CHIP_NUM(bp) == CHIP_NUM_5708) { |
6045 | if (bp->stats_ticks != 0 && bp->stats_ticks != USEC_PER_SEC) | |
6046 | bp->stats_ticks = USEC_PER_SEC; | |
6047 | } | |
7ea6920e MC |
6048 | if (bp->stats_ticks > BNX2_HC_STATS_TICKS_HC_STAT_TICKS) |
6049 | bp->stats_ticks = BNX2_HC_STATS_TICKS_HC_STAT_TICKS; | |
6050 | bp->stats_ticks &= BNX2_HC_STATS_TICKS_HC_STAT_TICKS; | |
b6016b76 MC |
6051 | |
6052 | if (netif_running(bp->dev)) { | |
6053 | bnx2_netif_stop(bp); | |
6054 | bnx2_init_nic(bp); | |
6055 | bnx2_netif_start(bp); | |
6056 | } | |
6057 | ||
6058 | return 0; | |
6059 | } | |
6060 | ||
6061 | static void | |
6062 | bnx2_get_ringparam(struct net_device *dev, struct ethtool_ringparam *ering) | |
6063 | { | |
972ec0d4 | 6064 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 6065 | |
13daffa2 | 6066 | ering->rx_max_pending = MAX_TOTAL_RX_DESC_CNT; |
b6016b76 | 6067 | ering->rx_mini_max_pending = 0; |
47bf4246 | 6068 | ering->rx_jumbo_max_pending = MAX_TOTAL_RX_PG_DESC_CNT; |
b6016b76 MC |
6069 | |
6070 | ering->rx_pending = bp->rx_ring_size; | |
6071 | ering->rx_mini_pending = 0; | |
47bf4246 | 6072 | ering->rx_jumbo_pending = bp->rx_pg_ring_size; |
b6016b76 MC |
6073 | |
6074 | ering->tx_max_pending = MAX_TX_DESC_CNT; | |
6075 | ering->tx_pending = bp->tx_ring_size; | |
6076 | } | |
6077 | ||
6078 | static int | |
5d5d0015 | 6079 | bnx2_change_ring_size(struct bnx2 *bp, u32 rx, u32 tx) |
b6016b76 | 6080 | { |
13daffa2 MC |
6081 | if (netif_running(bp->dev)) { |
6082 | bnx2_netif_stop(bp); | |
6083 | bnx2_reset_chip(bp, BNX2_DRV_MSG_CODE_RESET); | |
6084 | bnx2_free_skbs(bp); | |
6085 | bnx2_free_mem(bp); | |
6086 | } | |
6087 | ||
5d5d0015 MC |
6088 | bnx2_set_rx_ring_size(bp, rx); |
6089 | bp->tx_ring_size = tx; | |
b6016b76 MC |
6090 | |
6091 | if (netif_running(bp->dev)) { | |
13daffa2 MC |
6092 | int rc; |
6093 | ||
6094 | rc = bnx2_alloc_mem(bp); | |
6095 | if (rc) | |
6096 | return rc; | |
b6016b76 MC |
6097 | bnx2_init_nic(bp); |
6098 | bnx2_netif_start(bp); | |
6099 | } | |
b6016b76 MC |
6100 | return 0; |
6101 | } | |
6102 | ||
5d5d0015 MC |
6103 | static int |
6104 | bnx2_set_ringparam(struct net_device *dev, struct ethtool_ringparam *ering) | |
6105 | { | |
6106 | struct bnx2 *bp = netdev_priv(dev); | |
6107 | int rc; | |
6108 | ||
6109 | if ((ering->rx_pending > MAX_TOTAL_RX_DESC_CNT) || | |
6110 | (ering->tx_pending > MAX_TX_DESC_CNT) || | |
6111 | (ering->tx_pending <= MAX_SKB_FRAGS)) { | |
6112 | ||
6113 | return -EINVAL; | |
6114 | } | |
6115 | rc = bnx2_change_ring_size(bp, ering->rx_pending, ering->tx_pending); | |
6116 | return rc; | |
6117 | } | |
6118 | ||
b6016b76 MC |
6119 | static void |
6120 | bnx2_get_pauseparam(struct net_device *dev, struct ethtool_pauseparam *epause) | |
6121 | { | |
972ec0d4 | 6122 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6123 | |
6124 | epause->autoneg = ((bp->autoneg & AUTONEG_FLOW_CTRL) != 0); | |
6125 | epause->rx_pause = ((bp->flow_ctrl & FLOW_CTRL_RX) != 0); | |
6126 | epause->tx_pause = ((bp->flow_ctrl & FLOW_CTRL_TX) != 0); | |
6127 | } | |
6128 | ||
6129 | static int | |
6130 | bnx2_set_pauseparam(struct net_device *dev, struct ethtool_pauseparam *epause) | |
6131 | { | |
972ec0d4 | 6132 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6133 | |
6134 | bp->req_flow_ctrl = 0; | |
6135 | if (epause->rx_pause) | |
6136 | bp->req_flow_ctrl |= FLOW_CTRL_RX; | |
6137 | if (epause->tx_pause) | |
6138 | bp->req_flow_ctrl |= FLOW_CTRL_TX; | |
6139 | ||
6140 | if (epause->autoneg) { | |
6141 | bp->autoneg |= AUTONEG_FLOW_CTRL; | |
6142 | } | |
6143 | else { | |
6144 | bp->autoneg &= ~AUTONEG_FLOW_CTRL; | |
6145 | } | |
6146 | ||
c770a65c | 6147 | spin_lock_bh(&bp->phy_lock); |
b6016b76 | 6148 | |
0d8a6571 | 6149 | bnx2_setup_phy(bp, bp->phy_port); |
b6016b76 | 6150 | |
c770a65c | 6151 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
6152 | |
6153 | return 0; | |
6154 | } | |
6155 | ||
6156 | static u32 | |
6157 | bnx2_get_rx_csum(struct net_device *dev) | |
6158 | { | |
972ec0d4 | 6159 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6160 | |
6161 | return bp->rx_csum; | |
6162 | } | |
6163 | ||
6164 | static int | |
6165 | bnx2_set_rx_csum(struct net_device *dev, u32 data) | |
6166 | { | |
972ec0d4 | 6167 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6168 | |
6169 | bp->rx_csum = data; | |
6170 | return 0; | |
6171 | } | |
6172 | ||
b11d6213 MC |
6173 | static int |
6174 | bnx2_set_tso(struct net_device *dev, u32 data) | |
6175 | { | |
4666f87a MC |
6176 | struct bnx2 *bp = netdev_priv(dev); |
6177 | ||
6178 | if (data) { | |
b11d6213 | 6179 | dev->features |= NETIF_F_TSO | NETIF_F_TSO_ECN; |
4666f87a MC |
6180 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
6181 | dev->features |= NETIF_F_TSO6; | |
6182 | } else | |
6183 | dev->features &= ~(NETIF_F_TSO | NETIF_F_TSO6 | | |
6184 | NETIF_F_TSO_ECN); | |
b11d6213 MC |
6185 | return 0; |
6186 | } | |
6187 | ||
cea94db9 | 6188 | #define BNX2_NUM_STATS 46 |
b6016b76 | 6189 | |
14ab9b86 | 6190 | static struct { |
b6016b76 MC |
6191 | char string[ETH_GSTRING_LEN]; |
6192 | } bnx2_stats_str_arr[BNX2_NUM_STATS] = { | |
6193 | { "rx_bytes" }, | |
6194 | { "rx_error_bytes" }, | |
6195 | { "tx_bytes" }, | |
6196 | { "tx_error_bytes" }, | |
6197 | { "rx_ucast_packets" }, | |
6198 | { "rx_mcast_packets" }, | |
6199 | { "rx_bcast_packets" }, | |
6200 | { "tx_ucast_packets" }, | |
6201 | { "tx_mcast_packets" }, | |
6202 | { "tx_bcast_packets" }, | |
6203 | { "tx_mac_errors" }, | |
6204 | { "tx_carrier_errors" }, | |
6205 | { "rx_crc_errors" }, | |
6206 | { "rx_align_errors" }, | |
6207 | { "tx_single_collisions" }, | |
6208 | { "tx_multi_collisions" }, | |
6209 | { "tx_deferred" }, | |
6210 | { "tx_excess_collisions" }, | |
6211 | { "tx_late_collisions" }, | |
6212 | { "tx_total_collisions" }, | |
6213 | { "rx_fragments" }, | |
6214 | { "rx_jabbers" }, | |
6215 | { "rx_undersize_packets" }, | |
6216 | { "rx_oversize_packets" }, | |
6217 | { "rx_64_byte_packets" }, | |
6218 | { "rx_65_to_127_byte_packets" }, | |
6219 | { "rx_128_to_255_byte_packets" }, | |
6220 | { "rx_256_to_511_byte_packets" }, | |
6221 | { "rx_512_to_1023_byte_packets" }, | |
6222 | { "rx_1024_to_1522_byte_packets" }, | |
6223 | { "rx_1523_to_9022_byte_packets" }, | |
6224 | { "tx_64_byte_packets" }, | |
6225 | { "tx_65_to_127_byte_packets" }, | |
6226 | { "tx_128_to_255_byte_packets" }, | |
6227 | { "tx_256_to_511_byte_packets" }, | |
6228 | { "tx_512_to_1023_byte_packets" }, | |
6229 | { "tx_1024_to_1522_byte_packets" }, | |
6230 | { "tx_1523_to_9022_byte_packets" }, | |
6231 | { "rx_xon_frames" }, | |
6232 | { "rx_xoff_frames" }, | |
6233 | { "tx_xon_frames" }, | |
6234 | { "tx_xoff_frames" }, | |
6235 | { "rx_mac_ctrl_frames" }, | |
6236 | { "rx_filtered_packets" }, | |
6237 | { "rx_discards" }, | |
cea94db9 | 6238 | { "rx_fw_discards" }, |
b6016b76 MC |
6239 | }; |
6240 | ||
6241 | #define STATS_OFFSET32(offset_name) (offsetof(struct statistics_block, offset_name) / 4) | |
6242 | ||
f71e1309 | 6243 | static const unsigned long bnx2_stats_offset_arr[BNX2_NUM_STATS] = { |
b6016b76 MC |
6244 | STATS_OFFSET32(stat_IfHCInOctets_hi), |
6245 | STATS_OFFSET32(stat_IfHCInBadOctets_hi), | |
6246 | STATS_OFFSET32(stat_IfHCOutOctets_hi), | |
6247 | STATS_OFFSET32(stat_IfHCOutBadOctets_hi), | |
6248 | STATS_OFFSET32(stat_IfHCInUcastPkts_hi), | |
6249 | STATS_OFFSET32(stat_IfHCInMulticastPkts_hi), | |
6250 | STATS_OFFSET32(stat_IfHCInBroadcastPkts_hi), | |
6251 | STATS_OFFSET32(stat_IfHCOutUcastPkts_hi), | |
6252 | STATS_OFFSET32(stat_IfHCOutMulticastPkts_hi), | |
6253 | STATS_OFFSET32(stat_IfHCOutBroadcastPkts_hi), | |
6254 | STATS_OFFSET32(stat_emac_tx_stat_dot3statsinternalmactransmiterrors), | |
6aa20a22 JG |
6255 | STATS_OFFSET32(stat_Dot3StatsCarrierSenseErrors), |
6256 | STATS_OFFSET32(stat_Dot3StatsFCSErrors), | |
6257 | STATS_OFFSET32(stat_Dot3StatsAlignmentErrors), | |
6258 | STATS_OFFSET32(stat_Dot3StatsSingleCollisionFrames), | |
6259 | STATS_OFFSET32(stat_Dot3StatsMultipleCollisionFrames), | |
6260 | STATS_OFFSET32(stat_Dot3StatsDeferredTransmissions), | |
6261 | STATS_OFFSET32(stat_Dot3StatsExcessiveCollisions), | |
6262 | STATS_OFFSET32(stat_Dot3StatsLateCollisions), | |
6263 | STATS_OFFSET32(stat_EtherStatsCollisions), | |
6264 | STATS_OFFSET32(stat_EtherStatsFragments), | |
6265 | STATS_OFFSET32(stat_EtherStatsJabbers), | |
6266 | STATS_OFFSET32(stat_EtherStatsUndersizePkts), | |
6267 | STATS_OFFSET32(stat_EtherStatsOverrsizePkts), | |
6268 | STATS_OFFSET32(stat_EtherStatsPktsRx64Octets), | |
6269 | STATS_OFFSET32(stat_EtherStatsPktsRx65Octetsto127Octets), | |
6270 | STATS_OFFSET32(stat_EtherStatsPktsRx128Octetsto255Octets), | |
6271 | STATS_OFFSET32(stat_EtherStatsPktsRx256Octetsto511Octets), | |
6272 | STATS_OFFSET32(stat_EtherStatsPktsRx512Octetsto1023Octets), | |
6273 | STATS_OFFSET32(stat_EtherStatsPktsRx1024Octetsto1522Octets), | |
6274 | STATS_OFFSET32(stat_EtherStatsPktsRx1523Octetsto9022Octets), | |
6275 | STATS_OFFSET32(stat_EtherStatsPktsTx64Octets), | |
6276 | STATS_OFFSET32(stat_EtherStatsPktsTx65Octetsto127Octets), | |
6277 | STATS_OFFSET32(stat_EtherStatsPktsTx128Octetsto255Octets), | |
6278 | STATS_OFFSET32(stat_EtherStatsPktsTx256Octetsto511Octets), | |
6279 | STATS_OFFSET32(stat_EtherStatsPktsTx512Octetsto1023Octets), | |
6280 | STATS_OFFSET32(stat_EtherStatsPktsTx1024Octetsto1522Octets), | |
6281 | STATS_OFFSET32(stat_EtherStatsPktsTx1523Octetsto9022Octets), | |
6282 | STATS_OFFSET32(stat_XonPauseFramesReceived), | |
6283 | STATS_OFFSET32(stat_XoffPauseFramesReceived), | |
6284 | STATS_OFFSET32(stat_OutXonSent), | |
6285 | STATS_OFFSET32(stat_OutXoffSent), | |
6286 | STATS_OFFSET32(stat_MacControlFramesReceived), | |
6287 | STATS_OFFSET32(stat_IfInFramesL2FilterDiscards), | |
6288 | STATS_OFFSET32(stat_IfInMBUFDiscards), | |
cea94db9 | 6289 | STATS_OFFSET32(stat_FwRxDrop), |
b6016b76 MC |
6290 | }; |
6291 | ||
6292 | /* stat_IfHCInBadOctets and stat_Dot3StatsCarrierSenseErrors are | |
6293 | * skipped because of errata. | |
6aa20a22 | 6294 | */ |
14ab9b86 | 6295 | static u8 bnx2_5706_stats_len_arr[BNX2_NUM_STATS] = { |
b6016b76 MC |
6296 | 8,0,8,8,8,8,8,8,8,8, |
6297 | 4,0,4,4,4,4,4,4,4,4, | |
6298 | 4,4,4,4,4,4,4,4,4,4, | |
6299 | 4,4,4,4,4,4,4,4,4,4, | |
cea94db9 | 6300 | 4,4,4,4,4,4, |
b6016b76 MC |
6301 | }; |
6302 | ||
5b0c76ad MC |
6303 | static u8 bnx2_5708_stats_len_arr[BNX2_NUM_STATS] = { |
6304 | 8,0,8,8,8,8,8,8,8,8, | |
6305 | 4,4,4,4,4,4,4,4,4,4, | |
6306 | 4,4,4,4,4,4,4,4,4,4, | |
6307 | 4,4,4,4,4,4,4,4,4,4, | |
cea94db9 | 6308 | 4,4,4,4,4,4, |
5b0c76ad MC |
6309 | }; |
6310 | ||
b6016b76 MC |
6311 | #define BNX2_NUM_TESTS 6 |
6312 | ||
14ab9b86 | 6313 | static struct { |
b6016b76 MC |
6314 | char string[ETH_GSTRING_LEN]; |
6315 | } bnx2_tests_str_arr[BNX2_NUM_TESTS] = { | |
6316 | { "register_test (offline)" }, | |
6317 | { "memory_test (offline)" }, | |
6318 | { "loopback_test (offline)" }, | |
6319 | { "nvram_test (online)" }, | |
6320 | { "interrupt_test (online)" }, | |
6321 | { "link_test (online)" }, | |
6322 | }; | |
6323 | ||
6324 | static int | |
b9f2c044 | 6325 | bnx2_get_sset_count(struct net_device *dev, int sset) |
b6016b76 | 6326 | { |
b9f2c044 JG |
6327 | switch (sset) { |
6328 | case ETH_SS_TEST: | |
6329 | return BNX2_NUM_TESTS; | |
6330 | case ETH_SS_STATS: | |
6331 | return BNX2_NUM_STATS; | |
6332 | default: | |
6333 | return -EOPNOTSUPP; | |
6334 | } | |
b6016b76 MC |
6335 | } |
6336 | ||
6337 | static void | |
6338 | bnx2_self_test(struct net_device *dev, struct ethtool_test *etest, u64 *buf) | |
6339 | { | |
972ec0d4 | 6340 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6341 | |
6342 | memset(buf, 0, sizeof(u64) * BNX2_NUM_TESTS); | |
6343 | if (etest->flags & ETH_TEST_FL_OFFLINE) { | |
80be4434 MC |
6344 | int i; |
6345 | ||
b6016b76 MC |
6346 | bnx2_netif_stop(bp); |
6347 | bnx2_reset_chip(bp, BNX2_DRV_MSG_CODE_DIAG); | |
6348 | bnx2_free_skbs(bp); | |
6349 | ||
6350 | if (bnx2_test_registers(bp) != 0) { | |
6351 | buf[0] = 1; | |
6352 | etest->flags |= ETH_TEST_FL_FAILED; | |
6353 | } | |
6354 | if (bnx2_test_memory(bp) != 0) { | |
6355 | buf[1] = 1; | |
6356 | etest->flags |= ETH_TEST_FL_FAILED; | |
6357 | } | |
bc5a0690 | 6358 | if ((buf[2] = bnx2_test_loopback(bp)) != 0) |
b6016b76 | 6359 | etest->flags |= ETH_TEST_FL_FAILED; |
b6016b76 MC |
6360 | |
6361 | if (!netif_running(bp->dev)) { | |
6362 | bnx2_reset_chip(bp, BNX2_DRV_MSG_CODE_RESET); | |
6363 | } | |
6364 | else { | |
6365 | bnx2_init_nic(bp); | |
6366 | bnx2_netif_start(bp); | |
6367 | } | |
6368 | ||
6369 | /* wait for link up */ | |
80be4434 MC |
6370 | for (i = 0; i < 7; i++) { |
6371 | if (bp->link_up) | |
6372 | break; | |
6373 | msleep_interruptible(1000); | |
6374 | } | |
b6016b76 MC |
6375 | } |
6376 | ||
6377 | if (bnx2_test_nvram(bp) != 0) { | |
6378 | buf[3] = 1; | |
6379 | etest->flags |= ETH_TEST_FL_FAILED; | |
6380 | } | |
6381 | if (bnx2_test_intr(bp) != 0) { | |
6382 | buf[4] = 1; | |
6383 | etest->flags |= ETH_TEST_FL_FAILED; | |
6384 | } | |
6385 | ||
6386 | if (bnx2_test_link(bp) != 0) { | |
6387 | buf[5] = 1; | |
6388 | etest->flags |= ETH_TEST_FL_FAILED; | |
6389 | ||
6390 | } | |
6391 | } | |
6392 | ||
6393 | static void | |
6394 | bnx2_get_strings(struct net_device *dev, u32 stringset, u8 *buf) | |
6395 | { | |
6396 | switch (stringset) { | |
6397 | case ETH_SS_STATS: | |
6398 | memcpy(buf, bnx2_stats_str_arr, | |
6399 | sizeof(bnx2_stats_str_arr)); | |
6400 | break; | |
6401 | case ETH_SS_TEST: | |
6402 | memcpy(buf, bnx2_tests_str_arr, | |
6403 | sizeof(bnx2_tests_str_arr)); | |
6404 | break; | |
6405 | } | |
6406 | } | |
6407 | ||
b6016b76 MC |
6408 | static void |
6409 | bnx2_get_ethtool_stats(struct net_device *dev, | |
6410 | struct ethtool_stats *stats, u64 *buf) | |
6411 | { | |
972ec0d4 | 6412 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6413 | int i; |
6414 | u32 *hw_stats = (u32 *) bp->stats_blk; | |
14ab9b86 | 6415 | u8 *stats_len_arr = NULL; |
b6016b76 MC |
6416 | |
6417 | if (hw_stats == NULL) { | |
6418 | memset(buf, 0, sizeof(u64) * BNX2_NUM_STATS); | |
6419 | return; | |
6420 | } | |
6421 | ||
5b0c76ad MC |
6422 | if ((CHIP_ID(bp) == CHIP_ID_5706_A0) || |
6423 | (CHIP_ID(bp) == CHIP_ID_5706_A1) || | |
6424 | (CHIP_ID(bp) == CHIP_ID_5706_A2) || | |
6425 | (CHIP_ID(bp) == CHIP_ID_5708_A0)) | |
b6016b76 | 6426 | stats_len_arr = bnx2_5706_stats_len_arr; |
5b0c76ad MC |
6427 | else |
6428 | stats_len_arr = bnx2_5708_stats_len_arr; | |
b6016b76 MC |
6429 | |
6430 | for (i = 0; i < BNX2_NUM_STATS; i++) { | |
6431 | if (stats_len_arr[i] == 0) { | |
6432 | /* skip this counter */ | |
6433 | buf[i] = 0; | |
6434 | continue; | |
6435 | } | |
6436 | if (stats_len_arr[i] == 4) { | |
6437 | /* 4-byte counter */ | |
6438 | buf[i] = (u64) | |
6439 | *(hw_stats + bnx2_stats_offset_arr[i]); | |
6440 | continue; | |
6441 | } | |
6442 | /* 8-byte counter */ | |
6443 | buf[i] = (((u64) *(hw_stats + | |
6444 | bnx2_stats_offset_arr[i])) << 32) + | |
6445 | *(hw_stats + bnx2_stats_offset_arr[i] + 1); | |
6446 | } | |
6447 | } | |
6448 | ||
6449 | static int | |
6450 | bnx2_phys_id(struct net_device *dev, u32 data) | |
6451 | { | |
972ec0d4 | 6452 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6453 | int i; |
6454 | u32 save; | |
6455 | ||
6456 | if (data == 0) | |
6457 | data = 2; | |
6458 | ||
6459 | save = REG_RD(bp, BNX2_MISC_CFG); | |
6460 | REG_WR(bp, BNX2_MISC_CFG, BNX2_MISC_CFG_LEDMODE_MAC); | |
6461 | ||
6462 | for (i = 0; i < (data * 2); i++) { | |
6463 | if ((i % 2) == 0) { | |
6464 | REG_WR(bp, BNX2_EMAC_LED, BNX2_EMAC_LED_OVERRIDE); | |
6465 | } | |
6466 | else { | |
6467 | REG_WR(bp, BNX2_EMAC_LED, BNX2_EMAC_LED_OVERRIDE | | |
6468 | BNX2_EMAC_LED_1000MB_OVERRIDE | | |
6469 | BNX2_EMAC_LED_100MB_OVERRIDE | | |
6470 | BNX2_EMAC_LED_10MB_OVERRIDE | | |
6471 | BNX2_EMAC_LED_TRAFFIC_OVERRIDE | | |
6472 | BNX2_EMAC_LED_TRAFFIC); | |
6473 | } | |
6474 | msleep_interruptible(500); | |
6475 | if (signal_pending(current)) | |
6476 | break; | |
6477 | } | |
6478 | REG_WR(bp, BNX2_EMAC_LED, 0); | |
6479 | REG_WR(bp, BNX2_MISC_CFG, save); | |
6480 | return 0; | |
6481 | } | |
6482 | ||
4666f87a MC |
6483 | static int |
6484 | bnx2_set_tx_csum(struct net_device *dev, u32 data) | |
6485 | { | |
6486 | struct bnx2 *bp = netdev_priv(dev); | |
6487 | ||
6488 | if (CHIP_NUM(bp) == CHIP_NUM_5709) | |
6460d948 | 6489 | return (ethtool_op_set_tx_ipv6_csum(dev, data)); |
4666f87a MC |
6490 | else |
6491 | return (ethtool_op_set_tx_csum(dev, data)); | |
6492 | } | |
6493 | ||
7282d491 | 6494 | static const struct ethtool_ops bnx2_ethtool_ops = { |
b6016b76 MC |
6495 | .get_settings = bnx2_get_settings, |
6496 | .set_settings = bnx2_set_settings, | |
6497 | .get_drvinfo = bnx2_get_drvinfo, | |
244ac4f4 MC |
6498 | .get_regs_len = bnx2_get_regs_len, |
6499 | .get_regs = bnx2_get_regs, | |
b6016b76 MC |
6500 | .get_wol = bnx2_get_wol, |
6501 | .set_wol = bnx2_set_wol, | |
6502 | .nway_reset = bnx2_nway_reset, | |
6503 | .get_link = ethtool_op_get_link, | |
6504 | .get_eeprom_len = bnx2_get_eeprom_len, | |
6505 | .get_eeprom = bnx2_get_eeprom, | |
6506 | .set_eeprom = bnx2_set_eeprom, | |
6507 | .get_coalesce = bnx2_get_coalesce, | |
6508 | .set_coalesce = bnx2_set_coalesce, | |
6509 | .get_ringparam = bnx2_get_ringparam, | |
6510 | .set_ringparam = bnx2_set_ringparam, | |
6511 | .get_pauseparam = bnx2_get_pauseparam, | |
6512 | .set_pauseparam = bnx2_set_pauseparam, | |
6513 | .get_rx_csum = bnx2_get_rx_csum, | |
6514 | .set_rx_csum = bnx2_set_rx_csum, | |
4666f87a | 6515 | .set_tx_csum = bnx2_set_tx_csum, |
b6016b76 | 6516 | .set_sg = ethtool_op_set_sg, |
b11d6213 | 6517 | .set_tso = bnx2_set_tso, |
b6016b76 MC |
6518 | .self_test = bnx2_self_test, |
6519 | .get_strings = bnx2_get_strings, | |
6520 | .phys_id = bnx2_phys_id, | |
b6016b76 | 6521 | .get_ethtool_stats = bnx2_get_ethtool_stats, |
b9f2c044 | 6522 | .get_sset_count = bnx2_get_sset_count, |
b6016b76 MC |
6523 | }; |
6524 | ||
6525 | /* Called with rtnl_lock */ | |
6526 | static int | |
6527 | bnx2_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) | |
6528 | { | |
14ab9b86 | 6529 | struct mii_ioctl_data *data = if_mii(ifr); |
972ec0d4 | 6530 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6531 | int err; |
6532 | ||
6533 | switch(cmd) { | |
6534 | case SIOCGMIIPHY: | |
6535 | data->phy_id = bp->phy_addr; | |
6536 | ||
6537 | /* fallthru */ | |
6538 | case SIOCGMIIREG: { | |
6539 | u32 mii_regval; | |
6540 | ||
7b6b8347 MC |
6541 | if (bp->phy_flags & REMOTE_PHY_CAP_FLAG) |
6542 | return -EOPNOTSUPP; | |
6543 | ||
dad3e452 MC |
6544 | if (!netif_running(dev)) |
6545 | return -EAGAIN; | |
6546 | ||
c770a65c | 6547 | spin_lock_bh(&bp->phy_lock); |
b6016b76 | 6548 | err = bnx2_read_phy(bp, data->reg_num & 0x1f, &mii_regval); |
c770a65c | 6549 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
6550 | |
6551 | data->val_out = mii_regval; | |
6552 | ||
6553 | return err; | |
6554 | } | |
6555 | ||
6556 | case SIOCSMIIREG: | |
6557 | if (!capable(CAP_NET_ADMIN)) | |
6558 | return -EPERM; | |
6559 | ||
7b6b8347 MC |
6560 | if (bp->phy_flags & REMOTE_PHY_CAP_FLAG) |
6561 | return -EOPNOTSUPP; | |
6562 | ||
dad3e452 MC |
6563 | if (!netif_running(dev)) |
6564 | return -EAGAIN; | |
6565 | ||
c770a65c | 6566 | spin_lock_bh(&bp->phy_lock); |
b6016b76 | 6567 | err = bnx2_write_phy(bp, data->reg_num & 0x1f, data->val_in); |
c770a65c | 6568 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
6569 | |
6570 | return err; | |
6571 | ||
6572 | default: | |
6573 | /* do nothing */ | |
6574 | break; | |
6575 | } | |
6576 | return -EOPNOTSUPP; | |
6577 | } | |
6578 | ||
6579 | /* Called with rtnl_lock */ | |
6580 | static int | |
6581 | bnx2_change_mac_addr(struct net_device *dev, void *p) | |
6582 | { | |
6583 | struct sockaddr *addr = p; | |
972ec0d4 | 6584 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 6585 | |
73eef4cd MC |
6586 | if (!is_valid_ether_addr(addr->sa_data)) |
6587 | return -EINVAL; | |
6588 | ||
b6016b76 MC |
6589 | memcpy(dev->dev_addr, addr->sa_data, dev->addr_len); |
6590 | if (netif_running(dev)) | |
6591 | bnx2_set_mac_addr(bp); | |
6592 | ||
6593 | return 0; | |
6594 | } | |
6595 | ||
6596 | /* Called with rtnl_lock */ | |
6597 | static int | |
6598 | bnx2_change_mtu(struct net_device *dev, int new_mtu) | |
6599 | { | |
972ec0d4 | 6600 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6601 | |
6602 | if (((new_mtu + ETH_HLEN) > MAX_ETHERNET_JUMBO_PACKET_SIZE) || | |
6603 | ((new_mtu + ETH_HLEN) < MIN_ETHERNET_PACKET_SIZE)) | |
6604 | return -EINVAL; | |
6605 | ||
6606 | dev->mtu = new_mtu; | |
5d5d0015 | 6607 | return (bnx2_change_ring_size(bp, bp->rx_ring_size, bp->tx_ring_size)); |
b6016b76 MC |
6608 | } |
6609 | ||
6610 | #if defined(HAVE_POLL_CONTROLLER) || defined(CONFIG_NET_POLL_CONTROLLER) | |
6611 | static void | |
6612 | poll_bnx2(struct net_device *dev) | |
6613 | { | |
972ec0d4 | 6614 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6615 | |
6616 | disable_irq(bp->pdev->irq); | |
7d12e780 | 6617 | bnx2_interrupt(bp->pdev->irq, dev); |
b6016b76 MC |
6618 | enable_irq(bp->pdev->irq); |
6619 | } | |
6620 | #endif | |
6621 | ||
253c8b75 MC |
6622 | static void __devinit |
6623 | bnx2_get_5709_media(struct bnx2 *bp) | |
6624 | { | |
6625 | u32 val = REG_RD(bp, BNX2_MISC_DUAL_MEDIA_CTRL); | |
6626 | u32 bond_id = val & BNX2_MISC_DUAL_MEDIA_CTRL_BOND_ID; | |
6627 | u32 strap; | |
6628 | ||
6629 | if (bond_id == BNX2_MISC_DUAL_MEDIA_CTRL_BOND_ID_C) | |
6630 | return; | |
6631 | else if (bond_id == BNX2_MISC_DUAL_MEDIA_CTRL_BOND_ID_S) { | |
6632 | bp->phy_flags |= PHY_SERDES_FLAG; | |
6633 | return; | |
6634 | } | |
6635 | ||
6636 | if (val & BNX2_MISC_DUAL_MEDIA_CTRL_STRAP_OVERRIDE) | |
6637 | strap = (val & BNX2_MISC_DUAL_MEDIA_CTRL_PHY_CTRL) >> 21; | |
6638 | else | |
6639 | strap = (val & BNX2_MISC_DUAL_MEDIA_CTRL_PHY_CTRL_STRAP) >> 8; | |
6640 | ||
6641 | if (PCI_FUNC(bp->pdev->devfn) == 0) { | |
6642 | switch (strap) { | |
6643 | case 0x4: | |
6644 | case 0x5: | |
6645 | case 0x6: | |
6646 | bp->phy_flags |= PHY_SERDES_FLAG; | |
6647 | return; | |
6648 | } | |
6649 | } else { | |
6650 | switch (strap) { | |
6651 | case 0x1: | |
6652 | case 0x2: | |
6653 | case 0x4: | |
6654 | bp->phy_flags |= PHY_SERDES_FLAG; | |
6655 | return; | |
6656 | } | |
6657 | } | |
6658 | } | |
6659 | ||
883e5151 MC |
6660 | static void __devinit |
6661 | bnx2_get_pci_speed(struct bnx2 *bp) | |
6662 | { | |
6663 | u32 reg; | |
6664 | ||
6665 | reg = REG_RD(bp, BNX2_PCICFG_MISC_STATUS); | |
6666 | if (reg & BNX2_PCICFG_MISC_STATUS_PCIX_DET) { | |
6667 | u32 clkreg; | |
6668 | ||
6669 | bp->flags |= PCIX_FLAG; | |
6670 | ||
6671 | clkreg = REG_RD(bp, BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS); | |
6672 | ||
6673 | clkreg &= BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET; | |
6674 | switch (clkreg) { | |
6675 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_133MHZ: | |
6676 | bp->bus_speed_mhz = 133; | |
6677 | break; | |
6678 | ||
6679 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_95MHZ: | |
6680 | bp->bus_speed_mhz = 100; | |
6681 | break; | |
6682 | ||
6683 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_66MHZ: | |
6684 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_80MHZ: | |
6685 | bp->bus_speed_mhz = 66; | |
6686 | break; | |
6687 | ||
6688 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_48MHZ: | |
6689 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_55MHZ: | |
6690 | bp->bus_speed_mhz = 50; | |
6691 | break; | |
6692 | ||
6693 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_LOW: | |
6694 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_32MHZ: | |
6695 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_38MHZ: | |
6696 | bp->bus_speed_mhz = 33; | |
6697 | break; | |
6698 | } | |
6699 | } | |
6700 | else { | |
6701 | if (reg & BNX2_PCICFG_MISC_STATUS_M66EN) | |
6702 | bp->bus_speed_mhz = 66; | |
6703 | else | |
6704 | bp->bus_speed_mhz = 33; | |
6705 | } | |
6706 | ||
6707 | if (reg & BNX2_PCICFG_MISC_STATUS_32BIT_DET) | |
6708 | bp->flags |= PCI_32BIT_FLAG; | |
6709 | ||
6710 | } | |
6711 | ||
b6016b76 MC |
6712 | static int __devinit |
6713 | bnx2_init_board(struct pci_dev *pdev, struct net_device *dev) | |
6714 | { | |
6715 | struct bnx2 *bp; | |
6716 | unsigned long mem_len; | |
58fc2ea4 | 6717 | int rc, i, j; |
b6016b76 | 6718 | u32 reg; |
40453c83 | 6719 | u64 dma_mask, persist_dma_mask; |
b6016b76 | 6720 | |
b6016b76 | 6721 | SET_NETDEV_DEV(dev, &pdev->dev); |
972ec0d4 | 6722 | bp = netdev_priv(dev); |
b6016b76 MC |
6723 | |
6724 | bp->flags = 0; | |
6725 | bp->phy_flags = 0; | |
6726 | ||
6727 | /* enable device (incl. PCI PM wakeup), and bus-mastering */ | |
6728 | rc = pci_enable_device(pdev); | |
6729 | if (rc) { | |
898eb71c | 6730 | dev_err(&pdev->dev, "Cannot enable PCI device, aborting.\n"); |
b6016b76 MC |
6731 | goto err_out; |
6732 | } | |
6733 | ||
6734 | if (!(pci_resource_flags(pdev, 0) & IORESOURCE_MEM)) { | |
9b91cf9d | 6735 | dev_err(&pdev->dev, |
2e8a538d | 6736 | "Cannot find PCI device base address, aborting.\n"); |
b6016b76 MC |
6737 | rc = -ENODEV; |
6738 | goto err_out_disable; | |
6739 | } | |
6740 | ||
6741 | rc = pci_request_regions(pdev, DRV_MODULE_NAME); | |
6742 | if (rc) { | |
9b91cf9d | 6743 | dev_err(&pdev->dev, "Cannot obtain PCI resources, aborting.\n"); |
b6016b76 MC |
6744 | goto err_out_disable; |
6745 | } | |
6746 | ||
6747 | pci_set_master(pdev); | |
6748 | ||
6749 | bp->pm_cap = pci_find_capability(pdev, PCI_CAP_ID_PM); | |
6750 | if (bp->pm_cap == 0) { | |
9b91cf9d | 6751 | dev_err(&pdev->dev, |
2e8a538d | 6752 | "Cannot find power management capability, aborting.\n"); |
b6016b76 MC |
6753 | rc = -EIO; |
6754 | goto err_out_release; | |
6755 | } | |
6756 | ||
b6016b76 MC |
6757 | bp->dev = dev; |
6758 | bp->pdev = pdev; | |
6759 | ||
6760 | spin_lock_init(&bp->phy_lock); | |
1b8227c4 | 6761 | spin_lock_init(&bp->indirect_lock); |
c4028958 | 6762 | INIT_WORK(&bp->reset_task, bnx2_reset_task); |
b6016b76 MC |
6763 | |
6764 | dev->base_addr = dev->mem_start = pci_resource_start(pdev, 0); | |
59b47d8a | 6765 | mem_len = MB_GET_CID_ADDR(TX_TSS_CID + 1); |
b6016b76 MC |
6766 | dev->mem_end = dev->mem_start + mem_len; |
6767 | dev->irq = pdev->irq; | |
6768 | ||
6769 | bp->regview = ioremap_nocache(dev->base_addr, mem_len); | |
6770 | ||
6771 | if (!bp->regview) { | |
9b91cf9d | 6772 | dev_err(&pdev->dev, "Cannot map register space, aborting.\n"); |
b6016b76 MC |
6773 | rc = -ENOMEM; |
6774 | goto err_out_release; | |
6775 | } | |
6776 | ||
6777 | /* Configure byte swap and enable write to the reg_window registers. | |
6778 | * Rely on CPU to do target byte swapping on big endian systems | |
6779 | * The chip's target access swapping will not swap all accesses | |
6780 | */ | |
6781 | pci_write_config_dword(bp->pdev, BNX2_PCICFG_MISC_CONFIG, | |
6782 | BNX2_PCICFG_MISC_CONFIG_REG_WINDOW_ENA | | |
6783 | BNX2_PCICFG_MISC_CONFIG_TARGET_MB_WORD_SWAP); | |
6784 | ||
829ca9a3 | 6785 | bnx2_set_power_state(bp, PCI_D0); |
b6016b76 MC |
6786 | |
6787 | bp->chip_id = REG_RD(bp, BNX2_MISC_ID); | |
6788 | ||
883e5151 MC |
6789 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
6790 | if (pci_find_capability(pdev, PCI_CAP_ID_EXP) == 0) { | |
6791 | dev_err(&pdev->dev, | |
6792 | "Cannot find PCIE capability, aborting.\n"); | |
6793 | rc = -EIO; | |
6794 | goto err_out_unmap; | |
6795 | } | |
6796 | bp->flags |= PCIE_FLAG; | |
6797 | } else { | |
59b47d8a MC |
6798 | bp->pcix_cap = pci_find_capability(pdev, PCI_CAP_ID_PCIX); |
6799 | if (bp->pcix_cap == 0) { | |
6800 | dev_err(&pdev->dev, | |
6801 | "Cannot find PCIX capability, aborting.\n"); | |
6802 | rc = -EIO; | |
6803 | goto err_out_unmap; | |
6804 | } | |
6805 | } | |
6806 | ||
8e6a72c4 MC |
6807 | if (CHIP_ID(bp) != CHIP_ID_5706_A0 && CHIP_ID(bp) != CHIP_ID_5706_A1) { |
6808 | if (pci_find_capability(pdev, PCI_CAP_ID_MSI)) | |
6809 | bp->flags |= MSI_CAP_FLAG; | |
6810 | } | |
6811 | ||
40453c83 MC |
6812 | /* 5708 cannot support DMA addresses > 40-bit. */ |
6813 | if (CHIP_NUM(bp) == CHIP_NUM_5708) | |
6814 | persist_dma_mask = dma_mask = DMA_40BIT_MASK; | |
6815 | else | |
6816 | persist_dma_mask = dma_mask = DMA_64BIT_MASK; | |
6817 | ||
6818 | /* Configure DMA attributes. */ | |
6819 | if (pci_set_dma_mask(pdev, dma_mask) == 0) { | |
6820 | dev->features |= NETIF_F_HIGHDMA; | |
6821 | rc = pci_set_consistent_dma_mask(pdev, persist_dma_mask); | |
6822 | if (rc) { | |
6823 | dev_err(&pdev->dev, | |
6824 | "pci_set_consistent_dma_mask failed, aborting.\n"); | |
6825 | goto err_out_unmap; | |
6826 | } | |
6827 | } else if ((rc = pci_set_dma_mask(pdev, DMA_32BIT_MASK)) != 0) { | |
6828 | dev_err(&pdev->dev, "System does not support DMA, aborting.\n"); | |
6829 | goto err_out_unmap; | |
6830 | } | |
6831 | ||
883e5151 MC |
6832 | if (!(bp->flags & PCIE_FLAG)) |
6833 | bnx2_get_pci_speed(bp); | |
b6016b76 MC |
6834 | |
6835 | /* 5706A0 may falsely detect SERR and PERR. */ | |
6836 | if (CHIP_ID(bp) == CHIP_ID_5706_A0) { | |
6837 | reg = REG_RD(bp, PCI_COMMAND); | |
6838 | reg &= ~(PCI_COMMAND_SERR | PCI_COMMAND_PARITY); | |
6839 | REG_WR(bp, PCI_COMMAND, reg); | |
6840 | } | |
6841 | else if ((CHIP_ID(bp) == CHIP_ID_5706_A1) && | |
6842 | !(bp->flags & PCIX_FLAG)) { | |
6843 | ||
9b91cf9d | 6844 | dev_err(&pdev->dev, |
2e8a538d | 6845 | "5706 A1 can only be used in a PCIX bus, aborting.\n"); |
b6016b76 MC |
6846 | goto err_out_unmap; |
6847 | } | |
6848 | ||
6849 | bnx2_init_nvram(bp); | |
6850 | ||
e3648b3d MC |
6851 | reg = REG_RD_IND(bp, BNX2_SHM_HDR_SIGNATURE); |
6852 | ||
6853 | if ((reg & BNX2_SHM_HDR_SIGNATURE_SIG_MASK) == | |
24cb230b MC |
6854 | BNX2_SHM_HDR_SIGNATURE_SIG) { |
6855 | u32 off = PCI_FUNC(pdev->devfn) << 2; | |
6856 | ||
6857 | bp->shmem_base = REG_RD_IND(bp, BNX2_SHM_HDR_ADDR_0 + off); | |
6858 | } else | |
e3648b3d MC |
6859 | bp->shmem_base = HOST_VIEW_SHMEM_BASE; |
6860 | ||
b6016b76 MC |
6861 | /* Get the permanent MAC address. First we need to make sure the |
6862 | * firmware is actually running. | |
6863 | */ | |
e3648b3d | 6864 | reg = REG_RD_IND(bp, bp->shmem_base + BNX2_DEV_INFO_SIGNATURE); |
b6016b76 MC |
6865 | |
6866 | if ((reg & BNX2_DEV_INFO_SIGNATURE_MAGIC_MASK) != | |
6867 | BNX2_DEV_INFO_SIGNATURE_MAGIC) { | |
9b91cf9d | 6868 | dev_err(&pdev->dev, "Firmware not running, aborting.\n"); |
b6016b76 MC |
6869 | rc = -ENODEV; |
6870 | goto err_out_unmap; | |
6871 | } | |
6872 | ||
58fc2ea4 MC |
6873 | reg = REG_RD_IND(bp, bp->shmem_base + BNX2_DEV_INFO_BC_REV); |
6874 | for (i = 0, j = 0; i < 3; i++) { | |
6875 | u8 num, k, skip0; | |
6876 | ||
6877 | num = (u8) (reg >> (24 - (i * 8))); | |
6878 | for (k = 100, skip0 = 1; k >= 1; num %= k, k /= 10) { | |
6879 | if (num >= k || !skip0 || k == 1) { | |
6880 | bp->fw_version[j++] = (num / k) + '0'; | |
6881 | skip0 = 0; | |
6882 | } | |
6883 | } | |
6884 | if (i != 2) | |
6885 | bp->fw_version[j++] = '.'; | |
6886 | } | |
846f5c62 MC |
6887 | reg = REG_RD_IND(bp, bp->shmem_base + BNX2_PORT_FEATURE); |
6888 | if (reg & BNX2_PORT_FEATURE_WOL_ENABLED) | |
6889 | bp->wol = 1; | |
6890 | ||
6891 | if (reg & BNX2_PORT_FEATURE_ASF_ENABLED) { | |
c2d3db8c MC |
6892 | bp->flags |= ASF_ENABLE_FLAG; |
6893 | ||
6894 | for (i = 0; i < 30; i++) { | |
6895 | reg = REG_RD_IND(bp, bp->shmem_base + | |
6896 | BNX2_BC_STATE_CONDITION); | |
6897 | if (reg & BNX2_CONDITION_MFW_RUN_MASK) | |
6898 | break; | |
6899 | msleep(10); | |
6900 | } | |
6901 | } | |
58fc2ea4 MC |
6902 | reg = REG_RD_IND(bp, bp->shmem_base + BNX2_BC_STATE_CONDITION); |
6903 | reg &= BNX2_CONDITION_MFW_RUN_MASK; | |
6904 | if (reg != BNX2_CONDITION_MFW_RUN_UNKNOWN && | |
6905 | reg != BNX2_CONDITION_MFW_RUN_NONE) { | |
6906 | int i; | |
6907 | u32 addr = REG_RD_IND(bp, bp->shmem_base + BNX2_MFW_VER_PTR); | |
6908 | ||
6909 | bp->fw_version[j++] = ' '; | |
6910 | for (i = 0; i < 3; i++) { | |
6911 | reg = REG_RD_IND(bp, addr + i * 4); | |
6912 | reg = swab32(reg); | |
6913 | memcpy(&bp->fw_version[j], ®, 4); | |
6914 | j += 4; | |
6915 | } | |
6916 | } | |
b6016b76 | 6917 | |
e3648b3d | 6918 | reg = REG_RD_IND(bp, bp->shmem_base + BNX2_PORT_HW_CFG_MAC_UPPER); |
b6016b76 MC |
6919 | bp->mac_addr[0] = (u8) (reg >> 8); |
6920 | bp->mac_addr[1] = (u8) reg; | |
6921 | ||
e3648b3d | 6922 | reg = REG_RD_IND(bp, bp->shmem_base + BNX2_PORT_HW_CFG_MAC_LOWER); |
b6016b76 MC |
6923 | bp->mac_addr[2] = (u8) (reg >> 24); |
6924 | bp->mac_addr[3] = (u8) (reg >> 16); | |
6925 | bp->mac_addr[4] = (u8) (reg >> 8); | |
6926 | bp->mac_addr[5] = (u8) reg; | |
6927 | ||
5d5d0015 MC |
6928 | bp->rx_offset = sizeof(struct l2_fhdr) + 2; |
6929 | ||
b6016b76 | 6930 | bp->tx_ring_size = MAX_TX_DESC_CNT; |
932f3772 | 6931 | bnx2_set_rx_ring_size(bp, 255); |
b6016b76 MC |
6932 | |
6933 | bp->rx_csum = 1; | |
6934 | ||
b6016b76 MC |
6935 | bp->tx_quick_cons_trip_int = 20; |
6936 | bp->tx_quick_cons_trip = 20; | |
6937 | bp->tx_ticks_int = 80; | |
6938 | bp->tx_ticks = 80; | |
6aa20a22 | 6939 | |
b6016b76 MC |
6940 | bp->rx_quick_cons_trip_int = 6; |
6941 | bp->rx_quick_cons_trip = 6; | |
6942 | bp->rx_ticks_int = 18; | |
6943 | bp->rx_ticks = 18; | |
6944 | ||
7ea6920e | 6945 | bp->stats_ticks = USEC_PER_SEC & BNX2_HC_STATS_TICKS_HC_STAT_TICKS; |
b6016b76 MC |
6946 | |
6947 | bp->timer_interval = HZ; | |
cd339a0e | 6948 | bp->current_interval = HZ; |
b6016b76 | 6949 | |
5b0c76ad MC |
6950 | bp->phy_addr = 1; |
6951 | ||
b6016b76 | 6952 | /* Disable WOL support if we are running on a SERDES chip. */ |
253c8b75 MC |
6953 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
6954 | bnx2_get_5709_media(bp); | |
6955 | else if (CHIP_BOND_ID(bp) & CHIP_BOND_ID_SERDES_BIT) | |
b6016b76 | 6956 | bp->phy_flags |= PHY_SERDES_FLAG; |
bac0dff6 | 6957 | |
0d8a6571 | 6958 | bp->phy_port = PORT_TP; |
bac0dff6 | 6959 | if (bp->phy_flags & PHY_SERDES_FLAG) { |
0d8a6571 | 6960 | bp->phy_port = PORT_FIBRE; |
846f5c62 MC |
6961 | reg = REG_RD_IND(bp, bp->shmem_base + |
6962 | BNX2_SHARED_HW_CFG_CONFIG); | |
6963 | if (!(reg & BNX2_SHARED_HW_CFG_GIG_LINK_ON_VAUX)) { | |
6964 | bp->flags |= NO_WOL_FLAG; | |
6965 | bp->wol = 0; | |
6966 | } | |
bac0dff6 | 6967 | if (CHIP_NUM(bp) != CHIP_NUM_5706) { |
5b0c76ad | 6968 | bp->phy_addr = 2; |
5b0c76ad MC |
6969 | if (reg & BNX2_SHARED_HW_CFG_PHY_2_5G) |
6970 | bp->phy_flags |= PHY_2_5G_CAPABLE_FLAG; | |
6971 | } | |
0d8a6571 MC |
6972 | bnx2_init_remote_phy(bp); |
6973 | ||
261dd5ca MC |
6974 | } else if (CHIP_NUM(bp) == CHIP_NUM_5706 || |
6975 | CHIP_NUM(bp) == CHIP_NUM_5708) | |
6976 | bp->phy_flags |= PHY_CRC_FIX_FLAG; | |
fb0c18bd MC |
6977 | else if (CHIP_NUM(bp) == CHIP_NUM_5709 && |
6978 | (CHIP_REV(bp) == CHIP_REV_Ax || | |
6979 | CHIP_REV(bp) == CHIP_REV_Bx)) | |
b659f44e | 6980 | bp->phy_flags |= PHY_DIS_EARLY_DAC_FLAG; |
b6016b76 | 6981 | |
16088272 MC |
6982 | if ((CHIP_ID(bp) == CHIP_ID_5708_A0) || |
6983 | (CHIP_ID(bp) == CHIP_ID_5708_B0) || | |
846f5c62 | 6984 | (CHIP_ID(bp) == CHIP_ID_5708_B1)) { |
dda1e390 | 6985 | bp->flags |= NO_WOL_FLAG; |
846f5c62 MC |
6986 | bp->wol = 0; |
6987 | } | |
dda1e390 | 6988 | |
b6016b76 MC |
6989 | if (CHIP_ID(bp) == CHIP_ID_5706_A0) { |
6990 | bp->tx_quick_cons_trip_int = | |
6991 | bp->tx_quick_cons_trip; | |
6992 | bp->tx_ticks_int = bp->tx_ticks; | |
6993 | bp->rx_quick_cons_trip_int = | |
6994 | bp->rx_quick_cons_trip; | |
6995 | bp->rx_ticks_int = bp->rx_ticks; | |
6996 | bp->comp_prod_trip_int = bp->comp_prod_trip; | |
6997 | bp->com_ticks_int = bp->com_ticks; | |
6998 | bp->cmd_ticks_int = bp->cmd_ticks; | |
6999 | } | |
7000 | ||
f9317a40 MC |
7001 | /* Disable MSI on 5706 if AMD 8132 bridge is found. |
7002 | * | |
7003 | * MSI is defined to be 32-bit write. The 5706 does 64-bit MSI writes | |
7004 | * with byte enables disabled on the unused 32-bit word. This is legal | |
7005 | * but causes problems on the AMD 8132 which will eventually stop | |
7006 | * responding after a while. | |
7007 | * | |
7008 | * AMD believes this incompatibility is unique to the 5706, and | |
88187dfa | 7009 | * prefers to locally disable MSI rather than globally disabling it. |
f9317a40 MC |
7010 | */ |
7011 | if (CHIP_NUM(bp) == CHIP_NUM_5706 && disable_msi == 0) { | |
7012 | struct pci_dev *amd_8132 = NULL; | |
7013 | ||
7014 | while ((amd_8132 = pci_get_device(PCI_VENDOR_ID_AMD, | |
7015 | PCI_DEVICE_ID_AMD_8132_BRIDGE, | |
7016 | amd_8132))) { | |
f9317a40 | 7017 | |
44c10138 AK |
7018 | if (amd_8132->revision >= 0x10 && |
7019 | amd_8132->revision <= 0x13) { | |
f9317a40 MC |
7020 | disable_msi = 1; |
7021 | pci_dev_put(amd_8132); | |
7022 | break; | |
7023 | } | |
7024 | } | |
7025 | } | |
7026 | ||
deaf391b | 7027 | bnx2_set_default_link(bp); |
b6016b76 MC |
7028 | bp->req_flow_ctrl = FLOW_CTRL_RX | FLOW_CTRL_TX; |
7029 | ||
cd339a0e MC |
7030 | init_timer(&bp->timer); |
7031 | bp->timer.expires = RUN_AT(bp->timer_interval); | |
7032 | bp->timer.data = (unsigned long) bp; | |
7033 | bp->timer.function = bnx2_timer; | |
7034 | ||
b6016b76 MC |
7035 | return 0; |
7036 | ||
7037 | err_out_unmap: | |
7038 | if (bp->regview) { | |
7039 | iounmap(bp->regview); | |
73eef4cd | 7040 | bp->regview = NULL; |
b6016b76 MC |
7041 | } |
7042 | ||
7043 | err_out_release: | |
7044 | pci_release_regions(pdev); | |
7045 | ||
7046 | err_out_disable: | |
7047 | pci_disable_device(pdev); | |
7048 | pci_set_drvdata(pdev, NULL); | |
7049 | ||
7050 | err_out: | |
7051 | return rc; | |
7052 | } | |
7053 | ||
883e5151 MC |
7054 | static char * __devinit |
7055 | bnx2_bus_string(struct bnx2 *bp, char *str) | |
7056 | { | |
7057 | char *s = str; | |
7058 | ||
7059 | if (bp->flags & PCIE_FLAG) { | |
7060 | s += sprintf(s, "PCI Express"); | |
7061 | } else { | |
7062 | s += sprintf(s, "PCI"); | |
7063 | if (bp->flags & PCIX_FLAG) | |
7064 | s += sprintf(s, "-X"); | |
7065 | if (bp->flags & PCI_32BIT_FLAG) | |
7066 | s += sprintf(s, " 32-bit"); | |
7067 | else | |
7068 | s += sprintf(s, " 64-bit"); | |
7069 | s += sprintf(s, " %dMHz", bp->bus_speed_mhz); | |
7070 | } | |
7071 | return str; | |
7072 | } | |
7073 | ||
b6016b76 MC |
7074 | static int __devinit |
7075 | bnx2_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) | |
7076 | { | |
7077 | static int version_printed = 0; | |
7078 | struct net_device *dev = NULL; | |
7079 | struct bnx2 *bp; | |
0795af57 | 7080 | int rc; |
883e5151 | 7081 | char str[40]; |
0795af57 | 7082 | DECLARE_MAC_BUF(mac); |
b6016b76 MC |
7083 | |
7084 | if (version_printed++ == 0) | |
7085 | printk(KERN_INFO "%s", version); | |
7086 | ||
7087 | /* dev zeroed in init_etherdev */ | |
7088 | dev = alloc_etherdev(sizeof(*bp)); | |
7089 | ||
7090 | if (!dev) | |
7091 | return -ENOMEM; | |
7092 | ||
7093 | rc = bnx2_init_board(pdev, dev); | |
7094 | if (rc < 0) { | |
7095 | free_netdev(dev); | |
7096 | return rc; | |
7097 | } | |
7098 | ||
7099 | dev->open = bnx2_open; | |
7100 | dev->hard_start_xmit = bnx2_start_xmit; | |
7101 | dev->stop = bnx2_close; | |
7102 | dev->get_stats = bnx2_get_stats; | |
7103 | dev->set_multicast_list = bnx2_set_rx_mode; | |
7104 | dev->do_ioctl = bnx2_ioctl; | |
7105 | dev->set_mac_address = bnx2_change_mac_addr; | |
7106 | dev->change_mtu = bnx2_change_mtu; | |
7107 | dev->tx_timeout = bnx2_tx_timeout; | |
7108 | dev->watchdog_timeo = TX_TIMEOUT; | |
7109 | #ifdef BCM_VLAN | |
7110 | dev->vlan_rx_register = bnx2_vlan_rx_register; | |
b6016b76 | 7111 | #endif |
b6016b76 | 7112 | dev->ethtool_ops = &bnx2_ethtool_ops; |
b6016b76 | 7113 | |
972ec0d4 | 7114 | bp = netdev_priv(dev); |
bea3348e | 7115 | netif_napi_add(dev, &bp->napi, bnx2_poll, 64); |
b6016b76 MC |
7116 | |
7117 | #if defined(HAVE_POLL_CONTROLLER) || defined(CONFIG_NET_POLL_CONTROLLER) | |
7118 | dev->poll_controller = poll_bnx2; | |
7119 | #endif | |
7120 | ||
1b2f922f MC |
7121 | pci_set_drvdata(pdev, dev); |
7122 | ||
7123 | memcpy(dev->dev_addr, bp->mac_addr, 6); | |
7124 | memcpy(dev->perm_addr, bp->mac_addr, 6); | |
7125 | bp->name = board_info[ent->driver_data].name; | |
7126 | ||
d212f87b | 7127 | dev->features |= NETIF_F_IP_CSUM | NETIF_F_SG; |
4666f87a | 7128 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
d212f87b SH |
7129 | dev->features |= NETIF_F_IPV6_CSUM; |
7130 | ||
1b2f922f MC |
7131 | #ifdef BCM_VLAN |
7132 | dev->features |= NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_RX; | |
7133 | #endif | |
7134 | dev->features |= NETIF_F_TSO | NETIF_F_TSO_ECN; | |
4666f87a MC |
7135 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
7136 | dev->features |= NETIF_F_TSO6; | |
1b2f922f | 7137 | |
b6016b76 | 7138 | if ((rc = register_netdev(dev))) { |
9b91cf9d | 7139 | dev_err(&pdev->dev, "Cannot register net device\n"); |
b6016b76 MC |
7140 | if (bp->regview) |
7141 | iounmap(bp->regview); | |
7142 | pci_release_regions(pdev); | |
7143 | pci_disable_device(pdev); | |
7144 | pci_set_drvdata(pdev, NULL); | |
7145 | free_netdev(dev); | |
7146 | return rc; | |
7147 | } | |
7148 | ||
883e5151 | 7149 | printk(KERN_INFO "%s: %s (%c%d) %s found at mem %lx, " |
0795af57 | 7150 | "IRQ %d, node addr %s\n", |
b6016b76 MC |
7151 | dev->name, |
7152 | bp->name, | |
7153 | ((CHIP_ID(bp) & 0xf000) >> 12) + 'A', | |
7154 | ((CHIP_ID(bp) & 0x0ff0) >> 4), | |
883e5151 | 7155 | bnx2_bus_string(bp, str), |
b6016b76 | 7156 | dev->base_addr, |
0795af57 | 7157 | bp->pdev->irq, print_mac(mac, dev->dev_addr)); |
b6016b76 | 7158 | |
b6016b76 MC |
7159 | return 0; |
7160 | } | |
7161 | ||
7162 | static void __devexit | |
7163 | bnx2_remove_one(struct pci_dev *pdev) | |
7164 | { | |
7165 | struct net_device *dev = pci_get_drvdata(pdev); | |
972ec0d4 | 7166 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 7167 | |
afdc08b9 MC |
7168 | flush_scheduled_work(); |
7169 | ||
b6016b76 MC |
7170 | unregister_netdev(dev); |
7171 | ||
7172 | if (bp->regview) | |
7173 | iounmap(bp->regview); | |
7174 | ||
7175 | free_netdev(dev); | |
7176 | pci_release_regions(pdev); | |
7177 | pci_disable_device(pdev); | |
7178 | pci_set_drvdata(pdev, NULL); | |
7179 | } | |
7180 | ||
7181 | static int | |
829ca9a3 | 7182 | bnx2_suspend(struct pci_dev *pdev, pm_message_t state) |
b6016b76 MC |
7183 | { |
7184 | struct net_device *dev = pci_get_drvdata(pdev); | |
972ec0d4 | 7185 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
7186 | u32 reset_code; |
7187 | ||
6caebb02 MC |
7188 | /* PCI register 4 needs to be saved whether netif_running() or not. |
7189 | * MSI address and data need to be saved if using MSI and | |
7190 | * netif_running(). | |
7191 | */ | |
7192 | pci_save_state(pdev); | |
b6016b76 MC |
7193 | if (!netif_running(dev)) |
7194 | return 0; | |
7195 | ||
1d60290f | 7196 | flush_scheduled_work(); |
b6016b76 MC |
7197 | bnx2_netif_stop(bp); |
7198 | netif_device_detach(dev); | |
7199 | del_timer_sync(&bp->timer); | |
dda1e390 | 7200 | if (bp->flags & NO_WOL_FLAG) |
6c4f095e | 7201 | reset_code = BNX2_DRV_MSG_CODE_UNLOAD_LNK_DN; |
dda1e390 | 7202 | else if (bp->wol) |
b6016b76 MC |
7203 | reset_code = BNX2_DRV_MSG_CODE_SUSPEND_WOL; |
7204 | else | |
7205 | reset_code = BNX2_DRV_MSG_CODE_SUSPEND_NO_WOL; | |
7206 | bnx2_reset_chip(bp, reset_code); | |
7207 | bnx2_free_skbs(bp); | |
829ca9a3 | 7208 | bnx2_set_power_state(bp, pci_choose_state(pdev, state)); |
b6016b76 MC |
7209 | return 0; |
7210 | } | |
7211 | ||
7212 | static int | |
7213 | bnx2_resume(struct pci_dev *pdev) | |
7214 | { | |
7215 | struct net_device *dev = pci_get_drvdata(pdev); | |
972ec0d4 | 7216 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 7217 | |
6caebb02 | 7218 | pci_restore_state(pdev); |
b6016b76 MC |
7219 | if (!netif_running(dev)) |
7220 | return 0; | |
7221 | ||
829ca9a3 | 7222 | bnx2_set_power_state(bp, PCI_D0); |
b6016b76 MC |
7223 | netif_device_attach(dev); |
7224 | bnx2_init_nic(bp); | |
7225 | bnx2_netif_start(bp); | |
7226 | return 0; | |
7227 | } | |
7228 | ||
7229 | static struct pci_driver bnx2_pci_driver = { | |
14ab9b86 PH |
7230 | .name = DRV_MODULE_NAME, |
7231 | .id_table = bnx2_pci_tbl, | |
7232 | .probe = bnx2_init_one, | |
7233 | .remove = __devexit_p(bnx2_remove_one), | |
7234 | .suspend = bnx2_suspend, | |
7235 | .resume = bnx2_resume, | |
b6016b76 MC |
7236 | }; |
7237 | ||
7238 | static int __init bnx2_init(void) | |
7239 | { | |
29917620 | 7240 | return pci_register_driver(&bnx2_pci_driver); |
b6016b76 MC |
7241 | } |
7242 | ||
7243 | static void __exit bnx2_cleanup(void) | |
7244 | { | |
7245 | pci_unregister_driver(&bnx2_pci_driver); | |
7246 | } | |
7247 | ||
7248 | module_init(bnx2_init); | |
7249 | module_exit(bnx2_cleanup); | |
7250 | ||
7251 | ||
7252 |