Commit | Line | Data |
---|---|---|
b6016b76 MC |
1 | /* bnx2.c: Broadcom NX2 network driver. |
2 | * | |
206cc83c | 3 | * Copyright (c) 2004, 2005, 2006 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> | |
29 | #include <asm/bitops.h> | |
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 | |
42 | #ifdef NETIF_F_TSO | |
43 | #include <net/ip.h> | |
44 | #include <net/tcp.h> | |
45 | #include <net/checksum.h> | |
46 | #define BCM_TSO 1 | |
47 | #endif | |
48 | #include <linux/workqueue.h> | |
49 | #include <linux/crc32.h> | |
50 | #include <linux/prefetch.h> | |
29b12174 | 51 | #include <linux/cache.h> |
fba9fe91 | 52 | #include <linux/zlib.h> |
f2a4f052 | 53 | |
b6016b76 MC |
54 | #include "bnx2.h" |
55 | #include "bnx2_fw.h" | |
d43584c8 | 56 | #include "bnx2_fw2.h" |
b6016b76 MC |
57 | |
58 | #define DRV_MODULE_NAME "bnx2" | |
59 | #define PFX DRV_MODULE_NAME ": " | |
6634292b MC |
60 | #define DRV_MODULE_VERSION "1.5.2" |
61 | #define DRV_MODULE_RELDATE "December 13, 2006" | |
b6016b76 MC |
62 | |
63 | #define RUN_AT(x) (jiffies + (x)) | |
64 | ||
65 | /* Time in jiffies before concluding the transmitter is hung. */ | |
66 | #define TX_TIMEOUT (5*HZ) | |
67 | ||
e19360f2 | 68 | static const char version[] __devinitdata = |
b6016b76 MC |
69 | "Broadcom NetXtreme II Gigabit Ethernet Driver " DRV_MODULE_NAME " v" DRV_MODULE_VERSION " (" DRV_MODULE_RELDATE ")\n"; |
70 | ||
71 | MODULE_AUTHOR("Michael Chan <mchan@broadcom.com>"); | |
05d0f1cf | 72 | MODULE_DESCRIPTION("Broadcom NetXtreme II BCM5706/5708 Driver"); |
b6016b76 MC |
73 | MODULE_LICENSE("GPL"); |
74 | MODULE_VERSION(DRV_MODULE_VERSION); | |
75 | ||
76 | static int disable_msi = 0; | |
77 | ||
78 | module_param(disable_msi, int, 0); | |
79 | MODULE_PARM_DESC(disable_msi, "Disable Message Signaled Interrupt (MSI)"); | |
80 | ||
81 | typedef enum { | |
82 | BCM5706 = 0, | |
83 | NC370T, | |
84 | NC370I, | |
85 | BCM5706S, | |
86 | NC370F, | |
5b0c76ad MC |
87 | BCM5708, |
88 | BCM5708S, | |
bac0dff6 | 89 | BCM5709, |
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" }, |
b6016b76 MC |
104 | }; |
105 | ||
106 | static struct pci_device_id bnx2_pci_tbl[] = { | |
107 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5706, | |
108 | PCI_VENDOR_ID_HP, 0x3101, 0, 0, NC370T }, | |
109 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5706, | |
110 | PCI_VENDOR_ID_HP, 0x3106, 0, 0, NC370I }, | |
111 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5706, | |
112 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM5706 }, | |
5b0c76ad MC |
113 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5708, |
114 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM5708 }, | |
b6016b76 MC |
115 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5706S, |
116 | PCI_VENDOR_ID_HP, 0x3102, 0, 0, NC370F }, | |
117 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5706S, | |
118 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM5706S }, | |
5b0c76ad MC |
119 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5708S, |
120 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM5708S }, | |
bac0dff6 MC |
121 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5709, |
122 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM5709 }, | |
b6016b76 MC |
123 | { 0, } |
124 | }; | |
125 | ||
126 | static struct flash_spec flash_table[] = | |
127 | { | |
128 | /* Slow EEPROM */ | |
37137709 | 129 | {0x00000000, 0x40830380, 0x009f0081, 0xa184a053, 0xaf000400, |
b6016b76 MC |
130 | 1, SEEPROM_PAGE_BITS, SEEPROM_PAGE_SIZE, |
131 | SEEPROM_BYTE_ADDR_MASK, SEEPROM_TOTAL_SIZE, | |
132 | "EEPROM - slow"}, | |
37137709 MC |
133 | /* Expansion entry 0001 */ |
134 | {0x08000002, 0x4b808201, 0x00050081, 0x03840253, 0xaf020406, | |
b6016b76 | 135 | 0, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, |
37137709 MC |
136 | SAIFUN_FLASH_BYTE_ADDR_MASK, 0, |
137 | "Entry 0001"}, | |
b6016b76 MC |
138 | /* Saifun SA25F010 (non-buffered flash) */ |
139 | /* strap, cfg1, & write1 need updates */ | |
37137709 | 140 | {0x04000001, 0x47808201, 0x00050081, 0x03840253, 0xaf020406, |
b6016b76 MC |
141 | 0, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, |
142 | SAIFUN_FLASH_BYTE_ADDR_MASK, SAIFUN_FLASH_BASE_TOTAL_SIZE*2, | |
143 | "Non-buffered flash (128kB)"}, | |
144 | /* Saifun SA25F020 (non-buffered flash) */ | |
145 | /* strap, cfg1, & write1 need updates */ | |
37137709 | 146 | {0x0c000003, 0x4f808201, 0x00050081, 0x03840253, 0xaf020406, |
b6016b76 MC |
147 | 0, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, |
148 | SAIFUN_FLASH_BYTE_ADDR_MASK, SAIFUN_FLASH_BASE_TOTAL_SIZE*4, | |
149 | "Non-buffered flash (256kB)"}, | |
37137709 MC |
150 | /* Expansion entry 0100 */ |
151 | {0x11000000, 0x53808201, 0x00050081, 0x03840253, 0xaf020406, | |
152 | 0, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, | |
153 | SAIFUN_FLASH_BYTE_ADDR_MASK, 0, | |
154 | "Entry 0100"}, | |
155 | /* Entry 0101: ST M45PE10 (non-buffered flash, TetonII B0) */ | |
6aa20a22 | 156 | {0x19000002, 0x5b808201, 0x000500db, 0x03840253, 0xaf020406, |
37137709 MC |
157 | 0, ST_MICRO_FLASH_PAGE_BITS, ST_MICRO_FLASH_PAGE_SIZE, |
158 | ST_MICRO_FLASH_BYTE_ADDR_MASK, ST_MICRO_FLASH_BASE_TOTAL_SIZE*2, | |
159 | "Entry 0101: ST M45PE10 (128kB non-bufferred)"}, | |
160 | /* Entry 0110: ST M45PE20 (non-buffered flash)*/ | |
161 | {0x15000001, 0x57808201, 0x000500db, 0x03840253, 0xaf020406, | |
162 | 0, ST_MICRO_FLASH_PAGE_BITS, ST_MICRO_FLASH_PAGE_SIZE, | |
163 | ST_MICRO_FLASH_BYTE_ADDR_MASK, ST_MICRO_FLASH_BASE_TOTAL_SIZE*4, | |
164 | "Entry 0110: ST M45PE20 (256kB non-bufferred)"}, | |
165 | /* Saifun SA25F005 (non-buffered flash) */ | |
166 | /* strap, cfg1, & write1 need updates */ | |
167 | {0x1d000003, 0x5f808201, 0x00050081, 0x03840253, 0xaf020406, | |
168 | 0, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, | |
169 | SAIFUN_FLASH_BYTE_ADDR_MASK, SAIFUN_FLASH_BASE_TOTAL_SIZE, | |
170 | "Non-buffered flash (64kB)"}, | |
171 | /* Fast EEPROM */ | |
172 | {0x22000000, 0x62808380, 0x009f0081, 0xa184a053, 0xaf000400, | |
173 | 1, SEEPROM_PAGE_BITS, SEEPROM_PAGE_SIZE, | |
174 | SEEPROM_BYTE_ADDR_MASK, SEEPROM_TOTAL_SIZE, | |
175 | "EEPROM - fast"}, | |
176 | /* Expansion entry 1001 */ | |
177 | {0x2a000002, 0x6b808201, 0x00050081, 0x03840253, 0xaf020406, | |
178 | 0, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, | |
179 | SAIFUN_FLASH_BYTE_ADDR_MASK, 0, | |
180 | "Entry 1001"}, | |
181 | /* Expansion entry 1010 */ | |
182 | {0x26000001, 0x67808201, 0x00050081, 0x03840253, 0xaf020406, | |
183 | 0, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, | |
184 | SAIFUN_FLASH_BYTE_ADDR_MASK, 0, | |
185 | "Entry 1010"}, | |
186 | /* ATMEL AT45DB011B (buffered flash) */ | |
187 | {0x2e000003, 0x6e808273, 0x00570081, 0x68848353, 0xaf000400, | |
188 | 1, BUFFERED_FLASH_PAGE_BITS, BUFFERED_FLASH_PAGE_SIZE, | |
189 | BUFFERED_FLASH_BYTE_ADDR_MASK, BUFFERED_FLASH_TOTAL_SIZE, | |
190 | "Buffered flash (128kB)"}, | |
191 | /* Expansion entry 1100 */ | |
192 | {0x33000000, 0x73808201, 0x00050081, 0x03840253, 0xaf020406, | |
193 | 0, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, | |
194 | SAIFUN_FLASH_BYTE_ADDR_MASK, 0, | |
195 | "Entry 1100"}, | |
196 | /* Expansion entry 1101 */ | |
197 | {0x3b000002, 0x7b808201, 0x00050081, 0x03840253, 0xaf020406, | |
198 | 0, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, | |
199 | SAIFUN_FLASH_BYTE_ADDR_MASK, 0, | |
200 | "Entry 1101"}, | |
201 | /* Ateml Expansion entry 1110 */ | |
202 | {0x37000001, 0x76808273, 0x00570081, 0x68848353, 0xaf000400, | |
203 | 1, BUFFERED_FLASH_PAGE_BITS, BUFFERED_FLASH_PAGE_SIZE, | |
204 | BUFFERED_FLASH_BYTE_ADDR_MASK, 0, | |
205 | "Entry 1110 (Atmel)"}, | |
206 | /* ATMEL AT45DB021B (buffered flash) */ | |
207 | {0x3f000003, 0x7e808273, 0x00570081, 0x68848353, 0xaf000400, | |
208 | 1, BUFFERED_FLASH_PAGE_BITS, BUFFERED_FLASH_PAGE_SIZE, | |
209 | BUFFERED_FLASH_BYTE_ADDR_MASK, BUFFERED_FLASH_TOTAL_SIZE*2, | |
210 | "Buffered flash (256kB)"}, | |
b6016b76 MC |
211 | }; |
212 | ||
213 | MODULE_DEVICE_TABLE(pci, bnx2_pci_tbl); | |
214 | ||
e89bbf10 MC |
215 | static inline u32 bnx2_tx_avail(struct bnx2 *bp) |
216 | { | |
2f8af120 | 217 | u32 diff; |
e89bbf10 | 218 | |
2f8af120 | 219 | smp_mb(); |
faac9c4b MC |
220 | |
221 | /* The ring uses 256 indices for 255 entries, one of them | |
222 | * needs to be skipped. | |
223 | */ | |
224 | diff = bp->tx_prod - bp->tx_cons; | |
225 | if (unlikely(diff >= TX_DESC_CNT)) { | |
226 | diff &= 0xffff; | |
227 | if (diff == TX_DESC_CNT) | |
228 | diff = MAX_TX_DESC_CNT; | |
229 | } | |
e89bbf10 MC |
230 | return (bp->tx_ring_size - diff); |
231 | } | |
232 | ||
b6016b76 MC |
233 | static u32 |
234 | bnx2_reg_rd_ind(struct bnx2 *bp, u32 offset) | |
235 | { | |
236 | REG_WR(bp, BNX2_PCICFG_REG_WINDOW_ADDRESS, offset); | |
237 | return (REG_RD(bp, BNX2_PCICFG_REG_WINDOW)); | |
238 | } | |
239 | ||
240 | static void | |
241 | bnx2_reg_wr_ind(struct bnx2 *bp, u32 offset, u32 val) | |
242 | { | |
243 | REG_WR(bp, BNX2_PCICFG_REG_WINDOW_ADDRESS, offset); | |
244 | REG_WR(bp, BNX2_PCICFG_REG_WINDOW, val); | |
245 | } | |
246 | ||
247 | static void | |
248 | bnx2_ctx_wr(struct bnx2 *bp, u32 cid_addr, u32 offset, u32 val) | |
249 | { | |
250 | offset += cid_addr; | |
59b47d8a MC |
251 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
252 | int i; | |
253 | ||
254 | REG_WR(bp, BNX2_CTX_CTX_DATA, val); | |
255 | REG_WR(bp, BNX2_CTX_CTX_CTRL, | |
256 | offset | BNX2_CTX_CTX_CTRL_WRITE_REQ); | |
257 | for (i = 0; i < 5; i++) { | |
258 | u32 val; | |
259 | val = REG_RD(bp, BNX2_CTX_CTX_CTRL); | |
260 | if ((val & BNX2_CTX_CTX_CTRL_WRITE_REQ) == 0) | |
261 | break; | |
262 | udelay(5); | |
263 | } | |
264 | } else { | |
265 | REG_WR(bp, BNX2_CTX_DATA_ADR, offset); | |
266 | REG_WR(bp, BNX2_CTX_DATA, val); | |
267 | } | |
b6016b76 MC |
268 | } |
269 | ||
270 | static int | |
271 | bnx2_read_phy(struct bnx2 *bp, u32 reg, u32 *val) | |
272 | { | |
273 | u32 val1; | |
274 | int i, ret; | |
275 | ||
276 | if (bp->phy_flags & PHY_INT_MODE_AUTO_POLLING_FLAG) { | |
277 | val1 = REG_RD(bp, BNX2_EMAC_MDIO_MODE); | |
278 | val1 &= ~BNX2_EMAC_MDIO_MODE_AUTO_POLL; | |
279 | ||
280 | REG_WR(bp, BNX2_EMAC_MDIO_MODE, val1); | |
281 | REG_RD(bp, BNX2_EMAC_MDIO_MODE); | |
282 | ||
283 | udelay(40); | |
284 | } | |
285 | ||
286 | val1 = (bp->phy_addr << 21) | (reg << 16) | | |
287 | BNX2_EMAC_MDIO_COMM_COMMAND_READ | BNX2_EMAC_MDIO_COMM_DISEXT | | |
288 | BNX2_EMAC_MDIO_COMM_START_BUSY; | |
289 | REG_WR(bp, BNX2_EMAC_MDIO_COMM, val1); | |
290 | ||
291 | for (i = 0; i < 50; i++) { | |
292 | udelay(10); | |
293 | ||
294 | val1 = REG_RD(bp, BNX2_EMAC_MDIO_COMM); | |
295 | if (!(val1 & BNX2_EMAC_MDIO_COMM_START_BUSY)) { | |
296 | udelay(5); | |
297 | ||
298 | val1 = REG_RD(bp, BNX2_EMAC_MDIO_COMM); | |
299 | val1 &= BNX2_EMAC_MDIO_COMM_DATA; | |
300 | ||
301 | break; | |
302 | } | |
303 | } | |
304 | ||
305 | if (val1 & BNX2_EMAC_MDIO_COMM_START_BUSY) { | |
306 | *val = 0x0; | |
307 | ret = -EBUSY; | |
308 | } | |
309 | else { | |
310 | *val = val1; | |
311 | ret = 0; | |
312 | } | |
313 | ||
314 | if (bp->phy_flags & PHY_INT_MODE_AUTO_POLLING_FLAG) { | |
315 | val1 = REG_RD(bp, BNX2_EMAC_MDIO_MODE); | |
316 | val1 |= BNX2_EMAC_MDIO_MODE_AUTO_POLL; | |
317 | ||
318 | REG_WR(bp, BNX2_EMAC_MDIO_MODE, val1); | |
319 | REG_RD(bp, BNX2_EMAC_MDIO_MODE); | |
320 | ||
321 | udelay(40); | |
322 | } | |
323 | ||
324 | return ret; | |
325 | } | |
326 | ||
327 | static int | |
328 | bnx2_write_phy(struct bnx2 *bp, u32 reg, u32 val) | |
329 | { | |
330 | u32 val1; | |
331 | int i, ret; | |
332 | ||
333 | if (bp->phy_flags & PHY_INT_MODE_AUTO_POLLING_FLAG) { | |
334 | val1 = REG_RD(bp, BNX2_EMAC_MDIO_MODE); | |
335 | val1 &= ~BNX2_EMAC_MDIO_MODE_AUTO_POLL; | |
336 | ||
337 | REG_WR(bp, BNX2_EMAC_MDIO_MODE, val1); | |
338 | REG_RD(bp, BNX2_EMAC_MDIO_MODE); | |
339 | ||
340 | udelay(40); | |
341 | } | |
342 | ||
343 | val1 = (bp->phy_addr << 21) | (reg << 16) | val | | |
344 | BNX2_EMAC_MDIO_COMM_COMMAND_WRITE | | |
345 | BNX2_EMAC_MDIO_COMM_START_BUSY | BNX2_EMAC_MDIO_COMM_DISEXT; | |
346 | REG_WR(bp, BNX2_EMAC_MDIO_COMM, val1); | |
6aa20a22 | 347 | |
b6016b76 MC |
348 | for (i = 0; i < 50; i++) { |
349 | udelay(10); | |
350 | ||
351 | val1 = REG_RD(bp, BNX2_EMAC_MDIO_COMM); | |
352 | if (!(val1 & BNX2_EMAC_MDIO_COMM_START_BUSY)) { | |
353 | udelay(5); | |
354 | break; | |
355 | } | |
356 | } | |
357 | ||
358 | if (val1 & BNX2_EMAC_MDIO_COMM_START_BUSY) | |
359 | ret = -EBUSY; | |
360 | else | |
361 | ret = 0; | |
362 | ||
363 | if (bp->phy_flags & PHY_INT_MODE_AUTO_POLLING_FLAG) { | |
364 | val1 = REG_RD(bp, BNX2_EMAC_MDIO_MODE); | |
365 | val1 |= BNX2_EMAC_MDIO_MODE_AUTO_POLL; | |
366 | ||
367 | REG_WR(bp, BNX2_EMAC_MDIO_MODE, val1); | |
368 | REG_RD(bp, BNX2_EMAC_MDIO_MODE); | |
369 | ||
370 | udelay(40); | |
371 | } | |
372 | ||
373 | return ret; | |
374 | } | |
375 | ||
376 | static void | |
377 | bnx2_disable_int(struct bnx2 *bp) | |
378 | { | |
379 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, | |
380 | BNX2_PCICFG_INT_ACK_CMD_MASK_INT); | |
381 | REG_RD(bp, BNX2_PCICFG_INT_ACK_CMD); | |
382 | } | |
383 | ||
384 | static void | |
385 | bnx2_enable_int(struct bnx2 *bp) | |
386 | { | |
1269a8a6 MC |
387 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, |
388 | BNX2_PCICFG_INT_ACK_CMD_INDEX_VALID | | |
389 | BNX2_PCICFG_INT_ACK_CMD_MASK_INT | bp->last_status_idx); | |
390 | ||
b6016b76 MC |
391 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, |
392 | BNX2_PCICFG_INT_ACK_CMD_INDEX_VALID | bp->last_status_idx); | |
393 | ||
bf5295bb | 394 | REG_WR(bp, BNX2_HC_COMMAND, bp->hc_cmd | BNX2_HC_COMMAND_COAL_NOW); |
b6016b76 MC |
395 | } |
396 | ||
397 | static void | |
398 | bnx2_disable_int_sync(struct bnx2 *bp) | |
399 | { | |
400 | atomic_inc(&bp->intr_sem); | |
401 | bnx2_disable_int(bp); | |
402 | synchronize_irq(bp->pdev->irq); | |
403 | } | |
404 | ||
405 | static void | |
406 | bnx2_netif_stop(struct bnx2 *bp) | |
407 | { | |
408 | bnx2_disable_int_sync(bp); | |
409 | if (netif_running(bp->dev)) { | |
410 | netif_poll_disable(bp->dev); | |
411 | netif_tx_disable(bp->dev); | |
412 | bp->dev->trans_start = jiffies; /* prevent tx timeout */ | |
413 | } | |
414 | } | |
415 | ||
416 | static void | |
417 | bnx2_netif_start(struct bnx2 *bp) | |
418 | { | |
419 | if (atomic_dec_and_test(&bp->intr_sem)) { | |
420 | if (netif_running(bp->dev)) { | |
421 | netif_wake_queue(bp->dev); | |
422 | netif_poll_enable(bp->dev); | |
423 | bnx2_enable_int(bp); | |
424 | } | |
425 | } | |
426 | } | |
427 | ||
428 | static void | |
429 | bnx2_free_mem(struct bnx2 *bp) | |
430 | { | |
13daffa2 MC |
431 | int i; |
432 | ||
59b47d8a MC |
433 | for (i = 0; i < bp->ctx_pages; i++) { |
434 | if (bp->ctx_blk[i]) { | |
435 | pci_free_consistent(bp->pdev, BCM_PAGE_SIZE, | |
436 | bp->ctx_blk[i], | |
437 | bp->ctx_blk_mapping[i]); | |
438 | bp->ctx_blk[i] = NULL; | |
439 | } | |
440 | } | |
b6016b76 | 441 | if (bp->status_blk) { |
0f31f994 | 442 | pci_free_consistent(bp->pdev, bp->status_stats_size, |
b6016b76 MC |
443 | bp->status_blk, bp->status_blk_mapping); |
444 | bp->status_blk = NULL; | |
0f31f994 | 445 | bp->stats_blk = NULL; |
b6016b76 MC |
446 | } |
447 | if (bp->tx_desc_ring) { | |
448 | pci_free_consistent(bp->pdev, | |
449 | sizeof(struct tx_bd) * TX_DESC_CNT, | |
450 | bp->tx_desc_ring, bp->tx_desc_mapping); | |
451 | bp->tx_desc_ring = NULL; | |
452 | } | |
b4558ea9 JJ |
453 | kfree(bp->tx_buf_ring); |
454 | bp->tx_buf_ring = NULL; | |
13daffa2 MC |
455 | for (i = 0; i < bp->rx_max_ring; i++) { |
456 | if (bp->rx_desc_ring[i]) | |
457 | pci_free_consistent(bp->pdev, | |
458 | sizeof(struct rx_bd) * RX_DESC_CNT, | |
459 | bp->rx_desc_ring[i], | |
460 | bp->rx_desc_mapping[i]); | |
461 | bp->rx_desc_ring[i] = NULL; | |
462 | } | |
463 | vfree(bp->rx_buf_ring); | |
b4558ea9 | 464 | bp->rx_buf_ring = NULL; |
b6016b76 MC |
465 | } |
466 | ||
467 | static int | |
468 | bnx2_alloc_mem(struct bnx2 *bp) | |
469 | { | |
0f31f994 | 470 | int i, status_blk_size; |
13daffa2 | 471 | |
0f31f994 MC |
472 | bp->tx_buf_ring = kzalloc(sizeof(struct sw_bd) * TX_DESC_CNT, |
473 | GFP_KERNEL); | |
b6016b76 MC |
474 | if (bp->tx_buf_ring == NULL) |
475 | return -ENOMEM; | |
476 | ||
b6016b76 MC |
477 | bp->tx_desc_ring = pci_alloc_consistent(bp->pdev, |
478 | sizeof(struct tx_bd) * | |
479 | TX_DESC_CNT, | |
480 | &bp->tx_desc_mapping); | |
481 | if (bp->tx_desc_ring == NULL) | |
482 | goto alloc_mem_err; | |
483 | ||
13daffa2 MC |
484 | bp->rx_buf_ring = vmalloc(sizeof(struct sw_bd) * RX_DESC_CNT * |
485 | bp->rx_max_ring); | |
b6016b76 MC |
486 | if (bp->rx_buf_ring == NULL) |
487 | goto alloc_mem_err; | |
488 | ||
13daffa2 MC |
489 | memset(bp->rx_buf_ring, 0, sizeof(struct sw_bd) * RX_DESC_CNT * |
490 | bp->rx_max_ring); | |
491 | ||
492 | for (i = 0; i < bp->rx_max_ring; i++) { | |
493 | bp->rx_desc_ring[i] = | |
494 | pci_alloc_consistent(bp->pdev, | |
495 | sizeof(struct rx_bd) * RX_DESC_CNT, | |
496 | &bp->rx_desc_mapping[i]); | |
497 | if (bp->rx_desc_ring[i] == NULL) | |
498 | goto alloc_mem_err; | |
499 | ||
500 | } | |
b6016b76 | 501 | |
0f31f994 MC |
502 | /* Combine status and statistics blocks into one allocation. */ |
503 | status_blk_size = L1_CACHE_ALIGN(sizeof(struct status_block)); | |
504 | bp->status_stats_size = status_blk_size + | |
505 | sizeof(struct statistics_block); | |
506 | ||
507 | bp->status_blk = pci_alloc_consistent(bp->pdev, bp->status_stats_size, | |
b6016b76 MC |
508 | &bp->status_blk_mapping); |
509 | if (bp->status_blk == NULL) | |
510 | goto alloc_mem_err; | |
511 | ||
0f31f994 | 512 | memset(bp->status_blk, 0, bp->status_stats_size); |
b6016b76 | 513 | |
0f31f994 MC |
514 | bp->stats_blk = (void *) ((unsigned long) bp->status_blk + |
515 | status_blk_size); | |
b6016b76 | 516 | |
0f31f994 | 517 | bp->stats_blk_mapping = bp->status_blk_mapping + status_blk_size; |
b6016b76 | 518 | |
59b47d8a MC |
519 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
520 | bp->ctx_pages = 0x2000 / BCM_PAGE_SIZE; | |
521 | if (bp->ctx_pages == 0) | |
522 | bp->ctx_pages = 1; | |
523 | for (i = 0; i < bp->ctx_pages; i++) { | |
524 | bp->ctx_blk[i] = pci_alloc_consistent(bp->pdev, | |
525 | BCM_PAGE_SIZE, | |
526 | &bp->ctx_blk_mapping[i]); | |
527 | if (bp->ctx_blk[i] == NULL) | |
528 | goto alloc_mem_err; | |
529 | } | |
530 | } | |
b6016b76 MC |
531 | return 0; |
532 | ||
533 | alloc_mem_err: | |
534 | bnx2_free_mem(bp); | |
535 | return -ENOMEM; | |
536 | } | |
537 | ||
e3648b3d MC |
538 | static void |
539 | bnx2_report_fw_link(struct bnx2 *bp) | |
540 | { | |
541 | u32 fw_link_status = 0; | |
542 | ||
543 | if (bp->link_up) { | |
544 | u32 bmsr; | |
545 | ||
546 | switch (bp->line_speed) { | |
547 | case SPEED_10: | |
548 | if (bp->duplex == DUPLEX_HALF) | |
549 | fw_link_status = BNX2_LINK_STATUS_10HALF; | |
550 | else | |
551 | fw_link_status = BNX2_LINK_STATUS_10FULL; | |
552 | break; | |
553 | case SPEED_100: | |
554 | if (bp->duplex == DUPLEX_HALF) | |
555 | fw_link_status = BNX2_LINK_STATUS_100HALF; | |
556 | else | |
557 | fw_link_status = BNX2_LINK_STATUS_100FULL; | |
558 | break; | |
559 | case SPEED_1000: | |
560 | if (bp->duplex == DUPLEX_HALF) | |
561 | fw_link_status = BNX2_LINK_STATUS_1000HALF; | |
562 | else | |
563 | fw_link_status = BNX2_LINK_STATUS_1000FULL; | |
564 | break; | |
565 | case SPEED_2500: | |
566 | if (bp->duplex == DUPLEX_HALF) | |
567 | fw_link_status = BNX2_LINK_STATUS_2500HALF; | |
568 | else | |
569 | fw_link_status = BNX2_LINK_STATUS_2500FULL; | |
570 | break; | |
571 | } | |
572 | ||
573 | fw_link_status |= BNX2_LINK_STATUS_LINK_UP; | |
574 | ||
575 | if (bp->autoneg) { | |
576 | fw_link_status |= BNX2_LINK_STATUS_AN_ENABLED; | |
577 | ||
578 | bnx2_read_phy(bp, MII_BMSR, &bmsr); | |
579 | bnx2_read_phy(bp, MII_BMSR, &bmsr); | |
580 | ||
581 | if (!(bmsr & BMSR_ANEGCOMPLETE) || | |
582 | bp->phy_flags & PHY_PARALLEL_DETECT_FLAG) | |
583 | fw_link_status |= BNX2_LINK_STATUS_PARALLEL_DET; | |
584 | else | |
585 | fw_link_status |= BNX2_LINK_STATUS_AN_COMPLETE; | |
586 | } | |
587 | } | |
588 | else | |
589 | fw_link_status = BNX2_LINK_STATUS_LINK_DOWN; | |
590 | ||
591 | REG_WR_IND(bp, bp->shmem_base + BNX2_LINK_STATUS, fw_link_status); | |
592 | } | |
593 | ||
b6016b76 MC |
594 | static void |
595 | bnx2_report_link(struct bnx2 *bp) | |
596 | { | |
597 | if (bp->link_up) { | |
598 | netif_carrier_on(bp->dev); | |
599 | printk(KERN_INFO PFX "%s NIC Link is Up, ", bp->dev->name); | |
600 | ||
601 | printk("%d Mbps ", bp->line_speed); | |
602 | ||
603 | if (bp->duplex == DUPLEX_FULL) | |
604 | printk("full duplex"); | |
605 | else | |
606 | printk("half duplex"); | |
607 | ||
608 | if (bp->flow_ctrl) { | |
609 | if (bp->flow_ctrl & FLOW_CTRL_RX) { | |
610 | printk(", receive "); | |
611 | if (bp->flow_ctrl & FLOW_CTRL_TX) | |
612 | printk("& transmit "); | |
613 | } | |
614 | else { | |
615 | printk(", transmit "); | |
616 | } | |
617 | printk("flow control ON"); | |
618 | } | |
619 | printk("\n"); | |
620 | } | |
621 | else { | |
622 | netif_carrier_off(bp->dev); | |
623 | printk(KERN_ERR PFX "%s NIC Link is Down\n", bp->dev->name); | |
624 | } | |
e3648b3d MC |
625 | |
626 | bnx2_report_fw_link(bp); | |
b6016b76 MC |
627 | } |
628 | ||
629 | static void | |
630 | bnx2_resolve_flow_ctrl(struct bnx2 *bp) | |
631 | { | |
632 | u32 local_adv, remote_adv; | |
633 | ||
634 | bp->flow_ctrl = 0; | |
6aa20a22 | 635 | if ((bp->autoneg & (AUTONEG_SPEED | AUTONEG_FLOW_CTRL)) != |
b6016b76 MC |
636 | (AUTONEG_SPEED | AUTONEG_FLOW_CTRL)) { |
637 | ||
638 | if (bp->duplex == DUPLEX_FULL) { | |
639 | bp->flow_ctrl = bp->req_flow_ctrl; | |
640 | } | |
641 | return; | |
642 | } | |
643 | ||
644 | if (bp->duplex != DUPLEX_FULL) { | |
645 | return; | |
646 | } | |
647 | ||
5b0c76ad MC |
648 | if ((bp->phy_flags & PHY_SERDES_FLAG) && |
649 | (CHIP_NUM(bp) == CHIP_NUM_5708)) { | |
650 | u32 val; | |
651 | ||
652 | bnx2_read_phy(bp, BCM5708S_1000X_STAT1, &val); | |
653 | if (val & BCM5708S_1000X_STAT1_TX_PAUSE) | |
654 | bp->flow_ctrl |= FLOW_CTRL_TX; | |
655 | if (val & BCM5708S_1000X_STAT1_RX_PAUSE) | |
656 | bp->flow_ctrl |= FLOW_CTRL_RX; | |
657 | return; | |
658 | } | |
659 | ||
b6016b76 MC |
660 | bnx2_read_phy(bp, MII_ADVERTISE, &local_adv); |
661 | bnx2_read_phy(bp, MII_LPA, &remote_adv); | |
662 | ||
663 | if (bp->phy_flags & PHY_SERDES_FLAG) { | |
664 | u32 new_local_adv = 0; | |
665 | u32 new_remote_adv = 0; | |
666 | ||
667 | if (local_adv & ADVERTISE_1000XPAUSE) | |
668 | new_local_adv |= ADVERTISE_PAUSE_CAP; | |
669 | if (local_adv & ADVERTISE_1000XPSE_ASYM) | |
670 | new_local_adv |= ADVERTISE_PAUSE_ASYM; | |
671 | if (remote_adv & ADVERTISE_1000XPAUSE) | |
672 | new_remote_adv |= ADVERTISE_PAUSE_CAP; | |
673 | if (remote_adv & ADVERTISE_1000XPSE_ASYM) | |
674 | new_remote_adv |= ADVERTISE_PAUSE_ASYM; | |
675 | ||
676 | local_adv = new_local_adv; | |
677 | remote_adv = new_remote_adv; | |
678 | } | |
679 | ||
680 | /* See Table 28B-3 of 802.3ab-1999 spec. */ | |
681 | if (local_adv & ADVERTISE_PAUSE_CAP) { | |
682 | if(local_adv & ADVERTISE_PAUSE_ASYM) { | |
683 | if (remote_adv & ADVERTISE_PAUSE_CAP) { | |
684 | bp->flow_ctrl = FLOW_CTRL_TX | FLOW_CTRL_RX; | |
685 | } | |
686 | else if (remote_adv & ADVERTISE_PAUSE_ASYM) { | |
687 | bp->flow_ctrl = FLOW_CTRL_RX; | |
688 | } | |
689 | } | |
690 | else { | |
691 | if (remote_adv & ADVERTISE_PAUSE_CAP) { | |
692 | bp->flow_ctrl = FLOW_CTRL_TX | FLOW_CTRL_RX; | |
693 | } | |
694 | } | |
695 | } | |
696 | else if (local_adv & ADVERTISE_PAUSE_ASYM) { | |
697 | if ((remote_adv & ADVERTISE_PAUSE_CAP) && | |
698 | (remote_adv & ADVERTISE_PAUSE_ASYM)) { | |
699 | ||
700 | bp->flow_ctrl = FLOW_CTRL_TX; | |
701 | } | |
702 | } | |
703 | } | |
704 | ||
705 | static int | |
5b0c76ad MC |
706 | bnx2_5708s_linkup(struct bnx2 *bp) |
707 | { | |
708 | u32 val; | |
709 | ||
710 | bp->link_up = 1; | |
711 | bnx2_read_phy(bp, BCM5708S_1000X_STAT1, &val); | |
712 | switch (val & BCM5708S_1000X_STAT1_SPEED_MASK) { | |
713 | case BCM5708S_1000X_STAT1_SPEED_10: | |
714 | bp->line_speed = SPEED_10; | |
715 | break; | |
716 | case BCM5708S_1000X_STAT1_SPEED_100: | |
717 | bp->line_speed = SPEED_100; | |
718 | break; | |
719 | case BCM5708S_1000X_STAT1_SPEED_1G: | |
720 | bp->line_speed = SPEED_1000; | |
721 | break; | |
722 | case BCM5708S_1000X_STAT1_SPEED_2G5: | |
723 | bp->line_speed = SPEED_2500; | |
724 | break; | |
725 | } | |
726 | if (val & BCM5708S_1000X_STAT1_FD) | |
727 | bp->duplex = DUPLEX_FULL; | |
728 | else | |
729 | bp->duplex = DUPLEX_HALF; | |
730 | ||
731 | return 0; | |
732 | } | |
733 | ||
734 | static int | |
735 | bnx2_5706s_linkup(struct bnx2 *bp) | |
b6016b76 MC |
736 | { |
737 | u32 bmcr, local_adv, remote_adv, common; | |
738 | ||
739 | bp->link_up = 1; | |
740 | bp->line_speed = SPEED_1000; | |
741 | ||
742 | bnx2_read_phy(bp, MII_BMCR, &bmcr); | |
743 | if (bmcr & BMCR_FULLDPLX) { | |
744 | bp->duplex = DUPLEX_FULL; | |
745 | } | |
746 | else { | |
747 | bp->duplex = DUPLEX_HALF; | |
748 | } | |
749 | ||
750 | if (!(bmcr & BMCR_ANENABLE)) { | |
751 | return 0; | |
752 | } | |
753 | ||
754 | bnx2_read_phy(bp, MII_ADVERTISE, &local_adv); | |
755 | bnx2_read_phy(bp, MII_LPA, &remote_adv); | |
756 | ||
757 | common = local_adv & remote_adv; | |
758 | if (common & (ADVERTISE_1000XHALF | ADVERTISE_1000XFULL)) { | |
759 | ||
760 | if (common & ADVERTISE_1000XFULL) { | |
761 | bp->duplex = DUPLEX_FULL; | |
762 | } | |
763 | else { | |
764 | bp->duplex = DUPLEX_HALF; | |
765 | } | |
766 | } | |
767 | ||
768 | return 0; | |
769 | } | |
770 | ||
771 | static int | |
772 | bnx2_copper_linkup(struct bnx2 *bp) | |
773 | { | |
774 | u32 bmcr; | |
775 | ||
776 | bnx2_read_phy(bp, MII_BMCR, &bmcr); | |
777 | if (bmcr & BMCR_ANENABLE) { | |
778 | u32 local_adv, remote_adv, common; | |
779 | ||
780 | bnx2_read_phy(bp, MII_CTRL1000, &local_adv); | |
781 | bnx2_read_phy(bp, MII_STAT1000, &remote_adv); | |
782 | ||
783 | common = local_adv & (remote_adv >> 2); | |
784 | if (common & ADVERTISE_1000FULL) { | |
785 | bp->line_speed = SPEED_1000; | |
786 | bp->duplex = DUPLEX_FULL; | |
787 | } | |
788 | else if (common & ADVERTISE_1000HALF) { | |
789 | bp->line_speed = SPEED_1000; | |
790 | bp->duplex = DUPLEX_HALF; | |
791 | } | |
792 | else { | |
793 | bnx2_read_phy(bp, MII_ADVERTISE, &local_adv); | |
794 | bnx2_read_phy(bp, MII_LPA, &remote_adv); | |
795 | ||
796 | common = local_adv & remote_adv; | |
797 | if (common & ADVERTISE_100FULL) { | |
798 | bp->line_speed = SPEED_100; | |
799 | bp->duplex = DUPLEX_FULL; | |
800 | } | |
801 | else if (common & ADVERTISE_100HALF) { | |
802 | bp->line_speed = SPEED_100; | |
803 | bp->duplex = DUPLEX_HALF; | |
804 | } | |
805 | else if (common & ADVERTISE_10FULL) { | |
806 | bp->line_speed = SPEED_10; | |
807 | bp->duplex = DUPLEX_FULL; | |
808 | } | |
809 | else if (common & ADVERTISE_10HALF) { | |
810 | bp->line_speed = SPEED_10; | |
811 | bp->duplex = DUPLEX_HALF; | |
812 | } | |
813 | else { | |
814 | bp->line_speed = 0; | |
815 | bp->link_up = 0; | |
816 | } | |
817 | } | |
818 | } | |
819 | else { | |
820 | if (bmcr & BMCR_SPEED100) { | |
821 | bp->line_speed = SPEED_100; | |
822 | } | |
823 | else { | |
824 | bp->line_speed = SPEED_10; | |
825 | } | |
826 | if (bmcr & BMCR_FULLDPLX) { | |
827 | bp->duplex = DUPLEX_FULL; | |
828 | } | |
829 | else { | |
830 | bp->duplex = DUPLEX_HALF; | |
831 | } | |
832 | } | |
833 | ||
834 | return 0; | |
835 | } | |
836 | ||
837 | static int | |
838 | bnx2_set_mac_link(struct bnx2 *bp) | |
839 | { | |
840 | u32 val; | |
841 | ||
842 | REG_WR(bp, BNX2_EMAC_TX_LENGTHS, 0x2620); | |
843 | if (bp->link_up && (bp->line_speed == SPEED_1000) && | |
844 | (bp->duplex == DUPLEX_HALF)) { | |
845 | REG_WR(bp, BNX2_EMAC_TX_LENGTHS, 0x26ff); | |
846 | } | |
847 | ||
848 | /* Configure the EMAC mode register. */ | |
849 | val = REG_RD(bp, BNX2_EMAC_MODE); | |
850 | ||
851 | val &= ~(BNX2_EMAC_MODE_PORT | BNX2_EMAC_MODE_HALF_DUPLEX | | |
5b0c76ad | 852 | BNX2_EMAC_MODE_MAC_LOOP | BNX2_EMAC_MODE_FORCE_LINK | |
59b47d8a | 853 | BNX2_EMAC_MODE_25G_MODE); |
b6016b76 MC |
854 | |
855 | if (bp->link_up) { | |
5b0c76ad MC |
856 | switch (bp->line_speed) { |
857 | case SPEED_10: | |
59b47d8a MC |
858 | if (CHIP_NUM(bp) != CHIP_NUM_5706) { |
859 | val |= BNX2_EMAC_MODE_PORT_MII_10M; | |
5b0c76ad MC |
860 | break; |
861 | } | |
862 | /* fall through */ | |
863 | case SPEED_100: | |
864 | val |= BNX2_EMAC_MODE_PORT_MII; | |
865 | break; | |
866 | case SPEED_2500: | |
59b47d8a | 867 | val |= BNX2_EMAC_MODE_25G_MODE; |
5b0c76ad MC |
868 | /* fall through */ |
869 | case SPEED_1000: | |
870 | val |= BNX2_EMAC_MODE_PORT_GMII; | |
871 | break; | |
872 | } | |
b6016b76 MC |
873 | } |
874 | else { | |
875 | val |= BNX2_EMAC_MODE_PORT_GMII; | |
876 | } | |
877 | ||
878 | /* Set the MAC to operate in the appropriate duplex mode. */ | |
879 | if (bp->duplex == DUPLEX_HALF) | |
880 | val |= BNX2_EMAC_MODE_HALF_DUPLEX; | |
881 | REG_WR(bp, BNX2_EMAC_MODE, val); | |
882 | ||
883 | /* Enable/disable rx PAUSE. */ | |
884 | bp->rx_mode &= ~BNX2_EMAC_RX_MODE_FLOW_EN; | |
885 | ||
886 | if (bp->flow_ctrl & FLOW_CTRL_RX) | |
887 | bp->rx_mode |= BNX2_EMAC_RX_MODE_FLOW_EN; | |
888 | REG_WR(bp, BNX2_EMAC_RX_MODE, bp->rx_mode); | |
889 | ||
890 | /* Enable/disable tx PAUSE. */ | |
891 | val = REG_RD(bp, BNX2_EMAC_TX_MODE); | |
892 | val &= ~BNX2_EMAC_TX_MODE_FLOW_EN; | |
893 | ||
894 | if (bp->flow_ctrl & FLOW_CTRL_TX) | |
895 | val |= BNX2_EMAC_TX_MODE_FLOW_EN; | |
896 | REG_WR(bp, BNX2_EMAC_TX_MODE, val); | |
897 | ||
898 | /* Acknowledge the interrupt. */ | |
899 | REG_WR(bp, BNX2_EMAC_STATUS, BNX2_EMAC_STATUS_LINK_CHANGE); | |
900 | ||
901 | return 0; | |
902 | } | |
903 | ||
904 | static int | |
905 | bnx2_set_link(struct bnx2 *bp) | |
906 | { | |
907 | u32 bmsr; | |
908 | u8 link_up; | |
909 | ||
80be4434 | 910 | if (bp->loopback == MAC_LOOPBACK || bp->loopback == PHY_LOOPBACK) { |
b6016b76 MC |
911 | bp->link_up = 1; |
912 | return 0; | |
913 | } | |
914 | ||
915 | link_up = bp->link_up; | |
916 | ||
917 | bnx2_read_phy(bp, MII_BMSR, &bmsr); | |
918 | bnx2_read_phy(bp, MII_BMSR, &bmsr); | |
919 | ||
920 | if ((bp->phy_flags & PHY_SERDES_FLAG) && | |
921 | (CHIP_NUM(bp) == CHIP_NUM_5706)) { | |
922 | u32 val; | |
923 | ||
924 | val = REG_RD(bp, BNX2_EMAC_STATUS); | |
925 | if (val & BNX2_EMAC_STATUS_LINK) | |
926 | bmsr |= BMSR_LSTATUS; | |
927 | else | |
928 | bmsr &= ~BMSR_LSTATUS; | |
929 | } | |
930 | ||
931 | if (bmsr & BMSR_LSTATUS) { | |
932 | bp->link_up = 1; | |
933 | ||
934 | if (bp->phy_flags & PHY_SERDES_FLAG) { | |
5b0c76ad MC |
935 | if (CHIP_NUM(bp) == CHIP_NUM_5706) |
936 | bnx2_5706s_linkup(bp); | |
937 | else if (CHIP_NUM(bp) == CHIP_NUM_5708) | |
938 | bnx2_5708s_linkup(bp); | |
b6016b76 MC |
939 | } |
940 | else { | |
941 | bnx2_copper_linkup(bp); | |
942 | } | |
943 | bnx2_resolve_flow_ctrl(bp); | |
944 | } | |
945 | else { | |
946 | if ((bp->phy_flags & PHY_SERDES_FLAG) && | |
947 | (bp->autoneg & AUTONEG_SPEED)) { | |
948 | ||
949 | u32 bmcr; | |
950 | ||
951 | bnx2_read_phy(bp, MII_BMCR, &bmcr); | |
80be4434 | 952 | bmcr &= ~BCM5708S_BMCR_FORCE_2500; |
b6016b76 MC |
953 | if (!(bmcr & BMCR_ANENABLE)) { |
954 | bnx2_write_phy(bp, MII_BMCR, bmcr | | |
955 | BMCR_ANENABLE); | |
956 | } | |
957 | } | |
958 | bp->phy_flags &= ~PHY_PARALLEL_DETECT_FLAG; | |
959 | bp->link_up = 0; | |
960 | } | |
961 | ||
962 | if (bp->link_up != link_up) { | |
963 | bnx2_report_link(bp); | |
964 | } | |
965 | ||
966 | bnx2_set_mac_link(bp); | |
967 | ||
968 | return 0; | |
969 | } | |
970 | ||
971 | static int | |
972 | bnx2_reset_phy(struct bnx2 *bp) | |
973 | { | |
974 | int i; | |
975 | u32 reg; | |
976 | ||
977 | bnx2_write_phy(bp, MII_BMCR, BMCR_RESET); | |
978 | ||
979 | #define PHY_RESET_MAX_WAIT 100 | |
980 | for (i = 0; i < PHY_RESET_MAX_WAIT; i++) { | |
981 | udelay(10); | |
982 | ||
983 | bnx2_read_phy(bp, MII_BMCR, ®); | |
984 | if (!(reg & BMCR_RESET)) { | |
985 | udelay(20); | |
986 | break; | |
987 | } | |
988 | } | |
989 | if (i == PHY_RESET_MAX_WAIT) { | |
990 | return -EBUSY; | |
991 | } | |
992 | return 0; | |
993 | } | |
994 | ||
995 | static u32 | |
996 | bnx2_phy_get_pause_adv(struct bnx2 *bp) | |
997 | { | |
998 | u32 adv = 0; | |
999 | ||
1000 | if ((bp->req_flow_ctrl & (FLOW_CTRL_RX | FLOW_CTRL_TX)) == | |
1001 | (FLOW_CTRL_RX | FLOW_CTRL_TX)) { | |
1002 | ||
1003 | if (bp->phy_flags & PHY_SERDES_FLAG) { | |
1004 | adv = ADVERTISE_1000XPAUSE; | |
1005 | } | |
1006 | else { | |
1007 | adv = ADVERTISE_PAUSE_CAP; | |
1008 | } | |
1009 | } | |
1010 | else if (bp->req_flow_ctrl & FLOW_CTRL_TX) { | |
1011 | if (bp->phy_flags & PHY_SERDES_FLAG) { | |
1012 | adv = ADVERTISE_1000XPSE_ASYM; | |
1013 | } | |
1014 | else { | |
1015 | adv = ADVERTISE_PAUSE_ASYM; | |
1016 | } | |
1017 | } | |
1018 | else if (bp->req_flow_ctrl & FLOW_CTRL_RX) { | |
1019 | if (bp->phy_flags & PHY_SERDES_FLAG) { | |
1020 | adv = ADVERTISE_1000XPAUSE | ADVERTISE_1000XPSE_ASYM; | |
1021 | } | |
1022 | else { | |
1023 | adv = ADVERTISE_PAUSE_CAP | ADVERTISE_PAUSE_ASYM; | |
1024 | } | |
1025 | } | |
1026 | return adv; | |
1027 | } | |
1028 | ||
1029 | static int | |
1030 | bnx2_setup_serdes_phy(struct bnx2 *bp) | |
1031 | { | |
5b0c76ad | 1032 | u32 adv, bmcr, up1; |
b6016b76 MC |
1033 | u32 new_adv = 0; |
1034 | ||
1035 | if (!(bp->autoneg & AUTONEG_SPEED)) { | |
1036 | u32 new_bmcr; | |
5b0c76ad MC |
1037 | int force_link_down = 0; |
1038 | ||
80be4434 MC |
1039 | bnx2_read_phy(bp, MII_ADVERTISE, &adv); |
1040 | adv &= ~(ADVERTISE_1000XFULL | ADVERTISE_1000XHALF); | |
1041 | ||
1042 | bnx2_read_phy(bp, MII_BMCR, &bmcr); | |
1043 | new_bmcr = bmcr & ~(BMCR_ANENABLE | BCM5708S_BMCR_FORCE_2500); | |
1044 | new_bmcr |= BMCR_SPEED1000; | |
1045 | if (bp->req_line_speed == SPEED_2500) { | |
1046 | new_bmcr |= BCM5708S_BMCR_FORCE_2500; | |
1047 | bnx2_read_phy(bp, BCM5708S_UP1, &up1); | |
1048 | if (!(up1 & BCM5708S_UP1_2G5)) { | |
1049 | up1 |= BCM5708S_UP1_2G5; | |
1050 | bnx2_write_phy(bp, BCM5708S_UP1, up1); | |
1051 | force_link_down = 1; | |
1052 | } | |
1053 | } else if (CHIP_NUM(bp) == CHIP_NUM_5708) { | |
5b0c76ad MC |
1054 | bnx2_read_phy(bp, BCM5708S_UP1, &up1); |
1055 | if (up1 & BCM5708S_UP1_2G5) { | |
1056 | up1 &= ~BCM5708S_UP1_2G5; | |
1057 | bnx2_write_phy(bp, BCM5708S_UP1, up1); | |
1058 | force_link_down = 1; | |
1059 | } | |
1060 | } | |
1061 | ||
b6016b76 | 1062 | if (bp->req_duplex == DUPLEX_FULL) { |
5b0c76ad | 1063 | adv |= ADVERTISE_1000XFULL; |
b6016b76 MC |
1064 | new_bmcr |= BMCR_FULLDPLX; |
1065 | } | |
1066 | else { | |
5b0c76ad | 1067 | adv |= ADVERTISE_1000XHALF; |
b6016b76 MC |
1068 | new_bmcr &= ~BMCR_FULLDPLX; |
1069 | } | |
5b0c76ad | 1070 | if ((new_bmcr != bmcr) || (force_link_down)) { |
b6016b76 MC |
1071 | /* Force a link down visible on the other side */ |
1072 | if (bp->link_up) { | |
5b0c76ad MC |
1073 | bnx2_write_phy(bp, MII_ADVERTISE, adv & |
1074 | ~(ADVERTISE_1000XFULL | | |
1075 | ADVERTISE_1000XHALF)); | |
b6016b76 MC |
1076 | bnx2_write_phy(bp, MII_BMCR, bmcr | |
1077 | BMCR_ANRESTART | BMCR_ANENABLE); | |
1078 | ||
1079 | bp->link_up = 0; | |
1080 | netif_carrier_off(bp->dev); | |
5b0c76ad | 1081 | bnx2_write_phy(bp, MII_BMCR, new_bmcr); |
80be4434 | 1082 | bnx2_report_link(bp); |
b6016b76 | 1083 | } |
5b0c76ad | 1084 | bnx2_write_phy(bp, MII_ADVERTISE, adv); |
b6016b76 MC |
1085 | bnx2_write_phy(bp, MII_BMCR, new_bmcr); |
1086 | } | |
1087 | return 0; | |
1088 | } | |
1089 | ||
5b0c76ad MC |
1090 | if (bp->phy_flags & PHY_2_5G_CAPABLE_FLAG) { |
1091 | bnx2_read_phy(bp, BCM5708S_UP1, &up1); | |
1092 | up1 |= BCM5708S_UP1_2G5; | |
1093 | bnx2_write_phy(bp, BCM5708S_UP1, up1); | |
1094 | } | |
1095 | ||
b6016b76 MC |
1096 | if (bp->advertising & ADVERTISED_1000baseT_Full) |
1097 | new_adv |= ADVERTISE_1000XFULL; | |
1098 | ||
1099 | new_adv |= bnx2_phy_get_pause_adv(bp); | |
1100 | ||
1101 | bnx2_read_phy(bp, MII_ADVERTISE, &adv); | |
1102 | bnx2_read_phy(bp, MII_BMCR, &bmcr); | |
1103 | ||
1104 | bp->serdes_an_pending = 0; | |
1105 | if ((adv != new_adv) || ((bmcr & BMCR_ANENABLE) == 0)) { | |
1106 | /* Force a link down visible on the other side */ | |
1107 | if (bp->link_up) { | |
b6016b76 | 1108 | bnx2_write_phy(bp, MII_BMCR, BMCR_LOOPBACK); |
80be4434 MC |
1109 | spin_unlock_bh(&bp->phy_lock); |
1110 | msleep(20); | |
1111 | spin_lock_bh(&bp->phy_lock); | |
b6016b76 MC |
1112 | } |
1113 | ||
1114 | bnx2_write_phy(bp, MII_ADVERTISE, new_adv); | |
1115 | bnx2_write_phy(bp, MII_BMCR, bmcr | BMCR_ANRESTART | | |
1116 | BMCR_ANENABLE); | |
f8dd064e MC |
1117 | /* Speed up link-up time when the link partner |
1118 | * does not autonegotiate which is very common | |
1119 | * in blade servers. Some blade servers use | |
1120 | * IPMI for kerboard input and it's important | |
1121 | * to minimize link disruptions. Autoneg. involves | |
1122 | * exchanging base pages plus 3 next pages and | |
1123 | * normally completes in about 120 msec. | |
1124 | */ | |
1125 | bp->current_interval = SERDES_AN_TIMEOUT; | |
1126 | bp->serdes_an_pending = 1; | |
1127 | mod_timer(&bp->timer, jiffies + bp->current_interval); | |
b6016b76 MC |
1128 | } |
1129 | ||
1130 | return 0; | |
1131 | } | |
1132 | ||
1133 | #define ETHTOOL_ALL_FIBRE_SPEED \ | |
1134 | (ADVERTISED_1000baseT_Full) | |
1135 | ||
1136 | #define ETHTOOL_ALL_COPPER_SPEED \ | |
1137 | (ADVERTISED_10baseT_Half | ADVERTISED_10baseT_Full | \ | |
1138 | ADVERTISED_100baseT_Half | ADVERTISED_100baseT_Full | \ | |
1139 | ADVERTISED_1000baseT_Full) | |
1140 | ||
1141 | #define PHY_ALL_10_100_SPEED (ADVERTISE_10HALF | ADVERTISE_10FULL | \ | |
1142 | ADVERTISE_100HALF | ADVERTISE_100FULL | ADVERTISE_CSMA) | |
6aa20a22 | 1143 | |
b6016b76 MC |
1144 | #define PHY_ALL_1000_SPEED (ADVERTISE_1000HALF | ADVERTISE_1000FULL) |
1145 | ||
1146 | static int | |
1147 | bnx2_setup_copper_phy(struct bnx2 *bp) | |
1148 | { | |
1149 | u32 bmcr; | |
1150 | u32 new_bmcr; | |
1151 | ||
1152 | bnx2_read_phy(bp, MII_BMCR, &bmcr); | |
1153 | ||
1154 | if (bp->autoneg & AUTONEG_SPEED) { | |
1155 | u32 adv_reg, adv1000_reg; | |
1156 | u32 new_adv_reg = 0; | |
1157 | u32 new_adv1000_reg = 0; | |
1158 | ||
1159 | bnx2_read_phy(bp, MII_ADVERTISE, &adv_reg); | |
1160 | adv_reg &= (PHY_ALL_10_100_SPEED | ADVERTISE_PAUSE_CAP | | |
1161 | ADVERTISE_PAUSE_ASYM); | |
1162 | ||
1163 | bnx2_read_phy(bp, MII_CTRL1000, &adv1000_reg); | |
1164 | adv1000_reg &= PHY_ALL_1000_SPEED; | |
1165 | ||
1166 | if (bp->advertising & ADVERTISED_10baseT_Half) | |
1167 | new_adv_reg |= ADVERTISE_10HALF; | |
1168 | if (bp->advertising & ADVERTISED_10baseT_Full) | |
1169 | new_adv_reg |= ADVERTISE_10FULL; | |
1170 | if (bp->advertising & ADVERTISED_100baseT_Half) | |
1171 | new_adv_reg |= ADVERTISE_100HALF; | |
1172 | if (bp->advertising & ADVERTISED_100baseT_Full) | |
1173 | new_adv_reg |= ADVERTISE_100FULL; | |
1174 | if (bp->advertising & ADVERTISED_1000baseT_Full) | |
1175 | new_adv1000_reg |= ADVERTISE_1000FULL; | |
6aa20a22 | 1176 | |
b6016b76 MC |
1177 | new_adv_reg |= ADVERTISE_CSMA; |
1178 | ||
1179 | new_adv_reg |= bnx2_phy_get_pause_adv(bp); | |
1180 | ||
1181 | if ((adv1000_reg != new_adv1000_reg) || | |
1182 | (adv_reg != new_adv_reg) || | |
1183 | ((bmcr & BMCR_ANENABLE) == 0)) { | |
1184 | ||
1185 | bnx2_write_phy(bp, MII_ADVERTISE, new_adv_reg); | |
1186 | bnx2_write_phy(bp, MII_CTRL1000, new_adv1000_reg); | |
1187 | bnx2_write_phy(bp, MII_BMCR, BMCR_ANRESTART | | |
1188 | BMCR_ANENABLE); | |
1189 | } | |
1190 | else if (bp->link_up) { | |
1191 | /* Flow ctrl may have changed from auto to forced */ | |
1192 | /* or vice-versa. */ | |
1193 | ||
1194 | bnx2_resolve_flow_ctrl(bp); | |
1195 | bnx2_set_mac_link(bp); | |
1196 | } | |
1197 | return 0; | |
1198 | } | |
1199 | ||
1200 | new_bmcr = 0; | |
1201 | if (bp->req_line_speed == SPEED_100) { | |
1202 | new_bmcr |= BMCR_SPEED100; | |
1203 | } | |
1204 | if (bp->req_duplex == DUPLEX_FULL) { | |
1205 | new_bmcr |= BMCR_FULLDPLX; | |
1206 | } | |
1207 | if (new_bmcr != bmcr) { | |
1208 | u32 bmsr; | |
b6016b76 MC |
1209 | |
1210 | bnx2_read_phy(bp, MII_BMSR, &bmsr); | |
1211 | bnx2_read_phy(bp, MII_BMSR, &bmsr); | |
6aa20a22 | 1212 | |
b6016b76 MC |
1213 | if (bmsr & BMSR_LSTATUS) { |
1214 | /* Force link down */ | |
1215 | bnx2_write_phy(bp, MII_BMCR, BMCR_LOOPBACK); | |
a16dda0e MC |
1216 | spin_unlock_bh(&bp->phy_lock); |
1217 | msleep(50); | |
1218 | spin_lock_bh(&bp->phy_lock); | |
1219 | ||
1220 | bnx2_read_phy(bp, MII_BMSR, &bmsr); | |
1221 | bnx2_read_phy(bp, MII_BMSR, &bmsr); | |
b6016b76 MC |
1222 | } |
1223 | ||
1224 | bnx2_write_phy(bp, MII_BMCR, new_bmcr); | |
1225 | ||
1226 | /* Normally, the new speed is setup after the link has | |
1227 | * gone down and up again. In some cases, link will not go | |
1228 | * down so we need to set up the new speed here. | |
1229 | */ | |
1230 | if (bmsr & BMSR_LSTATUS) { | |
1231 | bp->line_speed = bp->req_line_speed; | |
1232 | bp->duplex = bp->req_duplex; | |
1233 | bnx2_resolve_flow_ctrl(bp); | |
1234 | bnx2_set_mac_link(bp); | |
1235 | } | |
1236 | } | |
1237 | return 0; | |
1238 | } | |
1239 | ||
1240 | static int | |
1241 | bnx2_setup_phy(struct bnx2 *bp) | |
1242 | { | |
1243 | if (bp->loopback == MAC_LOOPBACK) | |
1244 | return 0; | |
1245 | ||
1246 | if (bp->phy_flags & PHY_SERDES_FLAG) { | |
1247 | return (bnx2_setup_serdes_phy(bp)); | |
1248 | } | |
1249 | else { | |
1250 | return (bnx2_setup_copper_phy(bp)); | |
1251 | } | |
1252 | } | |
1253 | ||
1254 | static int | |
5b0c76ad MC |
1255 | bnx2_init_5708s_phy(struct bnx2 *bp) |
1256 | { | |
1257 | u32 val; | |
1258 | ||
1259 | bnx2_write_phy(bp, BCM5708S_BLK_ADDR, BCM5708S_BLK_ADDR_DIG3); | |
1260 | bnx2_write_phy(bp, BCM5708S_DIG_3_0, BCM5708S_DIG_3_0_USE_IEEE); | |
1261 | bnx2_write_phy(bp, BCM5708S_BLK_ADDR, BCM5708S_BLK_ADDR_DIG); | |
1262 | ||
1263 | bnx2_read_phy(bp, BCM5708S_1000X_CTL1, &val); | |
1264 | val |= BCM5708S_1000X_CTL1_FIBER_MODE | BCM5708S_1000X_CTL1_AUTODET_EN; | |
1265 | bnx2_write_phy(bp, BCM5708S_1000X_CTL1, val); | |
1266 | ||
1267 | bnx2_read_phy(bp, BCM5708S_1000X_CTL2, &val); | |
1268 | val |= BCM5708S_1000X_CTL2_PLLEL_DET_EN; | |
1269 | bnx2_write_phy(bp, BCM5708S_1000X_CTL2, val); | |
1270 | ||
1271 | if (bp->phy_flags & PHY_2_5G_CAPABLE_FLAG) { | |
1272 | bnx2_read_phy(bp, BCM5708S_UP1, &val); | |
1273 | val |= BCM5708S_UP1_2G5; | |
1274 | bnx2_write_phy(bp, BCM5708S_UP1, val); | |
1275 | } | |
1276 | ||
1277 | if ((CHIP_ID(bp) == CHIP_ID_5708_A0) || | |
dda1e390 MC |
1278 | (CHIP_ID(bp) == CHIP_ID_5708_B0) || |
1279 | (CHIP_ID(bp) == CHIP_ID_5708_B1)) { | |
5b0c76ad MC |
1280 | /* increase tx signal amplitude */ |
1281 | bnx2_write_phy(bp, BCM5708S_BLK_ADDR, | |
1282 | BCM5708S_BLK_ADDR_TX_MISC); | |
1283 | bnx2_read_phy(bp, BCM5708S_TX_ACTL1, &val); | |
1284 | val &= ~BCM5708S_TX_ACTL1_DRIVER_VCM; | |
1285 | bnx2_write_phy(bp, BCM5708S_TX_ACTL1, val); | |
1286 | bnx2_write_phy(bp, BCM5708S_BLK_ADDR, BCM5708S_BLK_ADDR_DIG); | |
1287 | } | |
1288 | ||
e3648b3d | 1289 | val = REG_RD_IND(bp, bp->shmem_base + BNX2_PORT_HW_CFG_CONFIG) & |
5b0c76ad MC |
1290 | BNX2_PORT_HW_CFG_CFG_TXCTL3_MASK; |
1291 | ||
1292 | if (val) { | |
1293 | u32 is_backplane; | |
1294 | ||
e3648b3d | 1295 | is_backplane = REG_RD_IND(bp, bp->shmem_base + |
5b0c76ad MC |
1296 | BNX2_SHARED_HW_CFG_CONFIG); |
1297 | if (is_backplane & BNX2_SHARED_HW_CFG_PHY_BACKPLANE) { | |
1298 | bnx2_write_phy(bp, BCM5708S_BLK_ADDR, | |
1299 | BCM5708S_BLK_ADDR_TX_MISC); | |
1300 | bnx2_write_phy(bp, BCM5708S_TX_ACTL3, val); | |
1301 | bnx2_write_phy(bp, BCM5708S_BLK_ADDR, | |
1302 | BCM5708S_BLK_ADDR_DIG); | |
1303 | } | |
1304 | } | |
1305 | return 0; | |
1306 | } | |
1307 | ||
1308 | static int | |
1309 | bnx2_init_5706s_phy(struct bnx2 *bp) | |
b6016b76 MC |
1310 | { |
1311 | bp->phy_flags &= ~PHY_PARALLEL_DETECT_FLAG; | |
1312 | ||
59b47d8a MC |
1313 | if (CHIP_NUM(bp) == CHIP_NUM_5706) |
1314 | REG_WR(bp, BNX2_MISC_GP_HW_CTL0, 0x300); | |
b6016b76 MC |
1315 | |
1316 | if (bp->dev->mtu > 1500) { | |
1317 | u32 val; | |
1318 | ||
1319 | /* Set extended packet length bit */ | |
1320 | bnx2_write_phy(bp, 0x18, 0x7); | |
1321 | bnx2_read_phy(bp, 0x18, &val); | |
1322 | bnx2_write_phy(bp, 0x18, (val & 0xfff8) | 0x4000); | |
1323 | ||
1324 | bnx2_write_phy(bp, 0x1c, 0x6c00); | |
1325 | bnx2_read_phy(bp, 0x1c, &val); | |
1326 | bnx2_write_phy(bp, 0x1c, (val & 0x3ff) | 0xec02); | |
1327 | } | |
1328 | else { | |
1329 | u32 val; | |
1330 | ||
1331 | bnx2_write_phy(bp, 0x18, 0x7); | |
1332 | bnx2_read_phy(bp, 0x18, &val); | |
1333 | bnx2_write_phy(bp, 0x18, val & ~0x4007); | |
1334 | ||
1335 | bnx2_write_phy(bp, 0x1c, 0x6c00); | |
1336 | bnx2_read_phy(bp, 0x1c, &val); | |
1337 | bnx2_write_phy(bp, 0x1c, (val & 0x3fd) | 0xec00); | |
1338 | } | |
1339 | ||
1340 | return 0; | |
1341 | } | |
1342 | ||
1343 | static int | |
1344 | bnx2_init_copper_phy(struct bnx2 *bp) | |
1345 | { | |
5b0c76ad MC |
1346 | u32 val; |
1347 | ||
b6016b76 MC |
1348 | if (bp->phy_flags & PHY_CRC_FIX_FLAG) { |
1349 | bnx2_write_phy(bp, 0x18, 0x0c00); | |
1350 | bnx2_write_phy(bp, 0x17, 0x000a); | |
1351 | bnx2_write_phy(bp, 0x15, 0x310b); | |
1352 | bnx2_write_phy(bp, 0x17, 0x201f); | |
1353 | bnx2_write_phy(bp, 0x15, 0x9506); | |
1354 | bnx2_write_phy(bp, 0x17, 0x401f); | |
1355 | bnx2_write_phy(bp, 0x15, 0x14e2); | |
1356 | bnx2_write_phy(bp, 0x18, 0x0400); | |
1357 | } | |
1358 | ||
1359 | if (bp->dev->mtu > 1500) { | |
b6016b76 MC |
1360 | /* Set extended packet length bit */ |
1361 | bnx2_write_phy(bp, 0x18, 0x7); | |
1362 | bnx2_read_phy(bp, 0x18, &val); | |
1363 | bnx2_write_phy(bp, 0x18, val | 0x4000); | |
1364 | ||
1365 | bnx2_read_phy(bp, 0x10, &val); | |
1366 | bnx2_write_phy(bp, 0x10, val | 0x1); | |
1367 | } | |
1368 | else { | |
b6016b76 MC |
1369 | bnx2_write_phy(bp, 0x18, 0x7); |
1370 | bnx2_read_phy(bp, 0x18, &val); | |
1371 | bnx2_write_phy(bp, 0x18, val & ~0x4007); | |
1372 | ||
1373 | bnx2_read_phy(bp, 0x10, &val); | |
1374 | bnx2_write_phy(bp, 0x10, val & ~0x1); | |
1375 | } | |
1376 | ||
5b0c76ad MC |
1377 | /* ethernet@wirespeed */ |
1378 | bnx2_write_phy(bp, 0x18, 0x7007); | |
1379 | bnx2_read_phy(bp, 0x18, &val); | |
1380 | bnx2_write_phy(bp, 0x18, val | (1 << 15) | (1 << 4)); | |
b6016b76 MC |
1381 | return 0; |
1382 | } | |
1383 | ||
1384 | ||
1385 | static int | |
1386 | bnx2_init_phy(struct bnx2 *bp) | |
1387 | { | |
1388 | u32 val; | |
1389 | int rc = 0; | |
1390 | ||
1391 | bp->phy_flags &= ~PHY_INT_MODE_MASK_FLAG; | |
1392 | bp->phy_flags |= PHY_INT_MODE_LINK_READY_FLAG; | |
1393 | ||
1394 | REG_WR(bp, BNX2_EMAC_ATTENTION_ENA, BNX2_EMAC_ATTENTION_ENA_LINK); | |
1395 | ||
1396 | bnx2_reset_phy(bp); | |
1397 | ||
1398 | bnx2_read_phy(bp, MII_PHYSID1, &val); | |
1399 | bp->phy_id = val << 16; | |
1400 | bnx2_read_phy(bp, MII_PHYSID2, &val); | |
1401 | bp->phy_id |= val & 0xffff; | |
1402 | ||
1403 | if (bp->phy_flags & PHY_SERDES_FLAG) { | |
5b0c76ad MC |
1404 | if (CHIP_NUM(bp) == CHIP_NUM_5706) |
1405 | rc = bnx2_init_5706s_phy(bp); | |
1406 | else if (CHIP_NUM(bp) == CHIP_NUM_5708) | |
1407 | rc = bnx2_init_5708s_phy(bp); | |
b6016b76 MC |
1408 | } |
1409 | else { | |
1410 | rc = bnx2_init_copper_phy(bp); | |
1411 | } | |
1412 | ||
1413 | bnx2_setup_phy(bp); | |
1414 | ||
1415 | return rc; | |
1416 | } | |
1417 | ||
1418 | static int | |
1419 | bnx2_set_mac_loopback(struct bnx2 *bp) | |
1420 | { | |
1421 | u32 mac_mode; | |
1422 | ||
1423 | mac_mode = REG_RD(bp, BNX2_EMAC_MODE); | |
1424 | mac_mode &= ~BNX2_EMAC_MODE_PORT; | |
1425 | mac_mode |= BNX2_EMAC_MODE_MAC_LOOP | BNX2_EMAC_MODE_FORCE_LINK; | |
1426 | REG_WR(bp, BNX2_EMAC_MODE, mac_mode); | |
1427 | bp->link_up = 1; | |
1428 | return 0; | |
1429 | } | |
1430 | ||
bc5a0690 MC |
1431 | static int bnx2_test_link(struct bnx2 *); |
1432 | ||
1433 | static int | |
1434 | bnx2_set_phy_loopback(struct bnx2 *bp) | |
1435 | { | |
1436 | u32 mac_mode; | |
1437 | int rc, i; | |
1438 | ||
1439 | spin_lock_bh(&bp->phy_lock); | |
1440 | rc = bnx2_write_phy(bp, MII_BMCR, BMCR_LOOPBACK | BMCR_FULLDPLX | | |
1441 | BMCR_SPEED1000); | |
1442 | spin_unlock_bh(&bp->phy_lock); | |
1443 | if (rc) | |
1444 | return rc; | |
1445 | ||
1446 | for (i = 0; i < 10; i++) { | |
1447 | if (bnx2_test_link(bp) == 0) | |
1448 | break; | |
80be4434 | 1449 | msleep(100); |
bc5a0690 MC |
1450 | } |
1451 | ||
1452 | mac_mode = REG_RD(bp, BNX2_EMAC_MODE); | |
1453 | mac_mode &= ~(BNX2_EMAC_MODE_PORT | BNX2_EMAC_MODE_HALF_DUPLEX | | |
1454 | BNX2_EMAC_MODE_MAC_LOOP | BNX2_EMAC_MODE_FORCE_LINK | | |
59b47d8a | 1455 | BNX2_EMAC_MODE_25G_MODE); |
bc5a0690 MC |
1456 | |
1457 | mac_mode |= BNX2_EMAC_MODE_PORT_GMII; | |
1458 | REG_WR(bp, BNX2_EMAC_MODE, mac_mode); | |
1459 | bp->link_up = 1; | |
1460 | return 0; | |
1461 | } | |
1462 | ||
b6016b76 | 1463 | static int |
b090ae2b | 1464 | bnx2_fw_sync(struct bnx2 *bp, u32 msg_data, int silent) |
b6016b76 MC |
1465 | { |
1466 | int i; | |
1467 | u32 val; | |
1468 | ||
b6016b76 MC |
1469 | bp->fw_wr_seq++; |
1470 | msg_data |= bp->fw_wr_seq; | |
1471 | ||
e3648b3d | 1472 | REG_WR_IND(bp, bp->shmem_base + BNX2_DRV_MB, msg_data); |
b6016b76 MC |
1473 | |
1474 | /* wait for an acknowledgement. */ | |
b090ae2b MC |
1475 | for (i = 0; i < (FW_ACK_TIME_OUT_MS / 10); i++) { |
1476 | msleep(10); | |
b6016b76 | 1477 | |
e3648b3d | 1478 | val = REG_RD_IND(bp, bp->shmem_base + BNX2_FW_MB); |
b6016b76 MC |
1479 | |
1480 | if ((val & BNX2_FW_MSG_ACK) == (msg_data & BNX2_DRV_MSG_SEQ)) | |
1481 | break; | |
1482 | } | |
b090ae2b MC |
1483 | if ((msg_data & BNX2_DRV_MSG_DATA) == BNX2_DRV_MSG_DATA_WAIT0) |
1484 | return 0; | |
b6016b76 MC |
1485 | |
1486 | /* If we timed out, inform the firmware that this is the case. */ | |
b090ae2b MC |
1487 | if ((val & BNX2_FW_MSG_ACK) != (msg_data & BNX2_DRV_MSG_SEQ)) { |
1488 | if (!silent) | |
1489 | printk(KERN_ERR PFX "fw sync timeout, reset code = " | |
1490 | "%x\n", msg_data); | |
b6016b76 MC |
1491 | |
1492 | msg_data &= ~BNX2_DRV_MSG_CODE; | |
1493 | msg_data |= BNX2_DRV_MSG_CODE_FW_TIMEOUT; | |
1494 | ||
e3648b3d | 1495 | REG_WR_IND(bp, bp->shmem_base + BNX2_DRV_MB, msg_data); |
b6016b76 | 1496 | |
b6016b76 MC |
1497 | return -EBUSY; |
1498 | } | |
1499 | ||
b090ae2b MC |
1500 | if ((val & BNX2_FW_MSG_STATUS_MASK) != BNX2_FW_MSG_STATUS_OK) |
1501 | return -EIO; | |
1502 | ||
b6016b76 MC |
1503 | return 0; |
1504 | } | |
1505 | ||
59b47d8a MC |
1506 | static int |
1507 | bnx2_init_5709_context(struct bnx2 *bp) | |
1508 | { | |
1509 | int i, ret = 0; | |
1510 | u32 val; | |
1511 | ||
1512 | val = BNX2_CTX_COMMAND_ENABLED | BNX2_CTX_COMMAND_MEM_INIT | (1 << 12); | |
1513 | val |= (BCM_PAGE_BITS - 8) << 16; | |
1514 | REG_WR(bp, BNX2_CTX_COMMAND, val); | |
1515 | for (i = 0; i < bp->ctx_pages; i++) { | |
1516 | int j; | |
1517 | ||
1518 | REG_WR(bp, BNX2_CTX_HOST_PAGE_TBL_DATA0, | |
1519 | (bp->ctx_blk_mapping[i] & 0xffffffff) | | |
1520 | BNX2_CTX_HOST_PAGE_TBL_DATA0_VALID); | |
1521 | REG_WR(bp, BNX2_CTX_HOST_PAGE_TBL_DATA1, | |
1522 | (u64) bp->ctx_blk_mapping[i] >> 32); | |
1523 | REG_WR(bp, BNX2_CTX_HOST_PAGE_TBL_CTRL, i | | |
1524 | BNX2_CTX_HOST_PAGE_TBL_CTRL_WRITE_REQ); | |
1525 | for (j = 0; j < 10; j++) { | |
1526 | ||
1527 | val = REG_RD(bp, BNX2_CTX_HOST_PAGE_TBL_CTRL); | |
1528 | if (!(val & BNX2_CTX_HOST_PAGE_TBL_CTRL_WRITE_REQ)) | |
1529 | break; | |
1530 | udelay(5); | |
1531 | } | |
1532 | if (val & BNX2_CTX_HOST_PAGE_TBL_CTRL_WRITE_REQ) { | |
1533 | ret = -EBUSY; | |
1534 | break; | |
1535 | } | |
1536 | } | |
1537 | return ret; | |
1538 | } | |
1539 | ||
b6016b76 MC |
1540 | static void |
1541 | bnx2_init_context(struct bnx2 *bp) | |
1542 | { | |
1543 | u32 vcid; | |
1544 | ||
1545 | vcid = 96; | |
1546 | while (vcid) { | |
1547 | u32 vcid_addr, pcid_addr, offset; | |
1548 | ||
1549 | vcid--; | |
1550 | ||
1551 | if (CHIP_ID(bp) == CHIP_ID_5706_A0) { | |
1552 | u32 new_vcid; | |
1553 | ||
1554 | vcid_addr = GET_PCID_ADDR(vcid); | |
1555 | if (vcid & 0x8) { | |
1556 | new_vcid = 0x60 + (vcid & 0xf0) + (vcid & 0x7); | |
1557 | } | |
1558 | else { | |
1559 | new_vcid = vcid; | |
1560 | } | |
1561 | pcid_addr = GET_PCID_ADDR(new_vcid); | |
1562 | } | |
1563 | else { | |
1564 | vcid_addr = GET_CID_ADDR(vcid); | |
1565 | pcid_addr = vcid_addr; | |
1566 | } | |
1567 | ||
1568 | REG_WR(bp, BNX2_CTX_VIRT_ADDR, 0x00); | |
1569 | REG_WR(bp, BNX2_CTX_PAGE_TBL, pcid_addr); | |
1570 | ||
1571 | /* Zero out the context. */ | |
1572 | for (offset = 0; offset < PHY_CTX_SIZE; offset += 4) { | |
1573 | CTX_WR(bp, 0x00, offset, 0); | |
1574 | } | |
1575 | ||
1576 | REG_WR(bp, BNX2_CTX_VIRT_ADDR, vcid_addr); | |
1577 | REG_WR(bp, BNX2_CTX_PAGE_TBL, pcid_addr); | |
1578 | } | |
1579 | } | |
1580 | ||
1581 | static int | |
1582 | bnx2_alloc_bad_rbuf(struct bnx2 *bp) | |
1583 | { | |
1584 | u16 *good_mbuf; | |
1585 | u32 good_mbuf_cnt; | |
1586 | u32 val; | |
1587 | ||
1588 | good_mbuf = kmalloc(512 * sizeof(u16), GFP_KERNEL); | |
1589 | if (good_mbuf == NULL) { | |
1590 | printk(KERN_ERR PFX "Failed to allocate memory in " | |
1591 | "bnx2_alloc_bad_rbuf\n"); | |
1592 | return -ENOMEM; | |
1593 | } | |
1594 | ||
1595 | REG_WR(bp, BNX2_MISC_ENABLE_SET_BITS, | |
1596 | BNX2_MISC_ENABLE_SET_BITS_RX_MBUF_ENABLE); | |
1597 | ||
1598 | good_mbuf_cnt = 0; | |
1599 | ||
1600 | /* Allocate a bunch of mbufs and save the good ones in an array. */ | |
1601 | val = REG_RD_IND(bp, BNX2_RBUF_STATUS1); | |
1602 | while (val & BNX2_RBUF_STATUS1_FREE_COUNT) { | |
1603 | REG_WR_IND(bp, BNX2_RBUF_COMMAND, BNX2_RBUF_COMMAND_ALLOC_REQ); | |
1604 | ||
1605 | val = REG_RD_IND(bp, BNX2_RBUF_FW_BUF_ALLOC); | |
1606 | ||
1607 | val &= BNX2_RBUF_FW_BUF_ALLOC_VALUE; | |
1608 | ||
1609 | /* The addresses with Bit 9 set are bad memory blocks. */ | |
1610 | if (!(val & (1 << 9))) { | |
1611 | good_mbuf[good_mbuf_cnt] = (u16) val; | |
1612 | good_mbuf_cnt++; | |
1613 | } | |
1614 | ||
1615 | val = REG_RD_IND(bp, BNX2_RBUF_STATUS1); | |
1616 | } | |
1617 | ||
1618 | /* Free the good ones back to the mbuf pool thus discarding | |
1619 | * all the bad ones. */ | |
1620 | while (good_mbuf_cnt) { | |
1621 | good_mbuf_cnt--; | |
1622 | ||
1623 | val = good_mbuf[good_mbuf_cnt]; | |
1624 | val = (val << 9) | val | 1; | |
1625 | ||
1626 | REG_WR_IND(bp, BNX2_RBUF_FW_BUF_FREE, val); | |
1627 | } | |
1628 | kfree(good_mbuf); | |
1629 | return 0; | |
1630 | } | |
1631 | ||
1632 | static void | |
6aa20a22 | 1633 | bnx2_set_mac_addr(struct bnx2 *bp) |
b6016b76 MC |
1634 | { |
1635 | u32 val; | |
1636 | u8 *mac_addr = bp->dev->dev_addr; | |
1637 | ||
1638 | val = (mac_addr[0] << 8) | mac_addr[1]; | |
1639 | ||
1640 | REG_WR(bp, BNX2_EMAC_MAC_MATCH0, val); | |
1641 | ||
6aa20a22 | 1642 | val = (mac_addr[2] << 24) | (mac_addr[3] << 16) | |
b6016b76 MC |
1643 | (mac_addr[4] << 8) | mac_addr[5]; |
1644 | ||
1645 | REG_WR(bp, BNX2_EMAC_MAC_MATCH1, val); | |
1646 | } | |
1647 | ||
1648 | static inline int | |
1649 | bnx2_alloc_rx_skb(struct bnx2 *bp, u16 index) | |
1650 | { | |
1651 | struct sk_buff *skb; | |
1652 | struct sw_bd *rx_buf = &bp->rx_buf_ring[index]; | |
1653 | dma_addr_t mapping; | |
13daffa2 | 1654 | struct rx_bd *rxbd = &bp->rx_desc_ring[RX_RING(index)][RX_IDX(index)]; |
b6016b76 MC |
1655 | unsigned long align; |
1656 | ||
932f3772 | 1657 | skb = netdev_alloc_skb(bp->dev, bp->rx_buf_size); |
b6016b76 MC |
1658 | if (skb == NULL) { |
1659 | return -ENOMEM; | |
1660 | } | |
1661 | ||
59b47d8a MC |
1662 | if (unlikely((align = (unsigned long) skb->data & (BNX2_RX_ALIGN - 1)))) |
1663 | skb_reserve(skb, BNX2_RX_ALIGN - align); | |
b6016b76 | 1664 | |
b6016b76 MC |
1665 | mapping = pci_map_single(bp->pdev, skb->data, bp->rx_buf_use_size, |
1666 | PCI_DMA_FROMDEVICE); | |
1667 | ||
1668 | rx_buf->skb = skb; | |
1669 | pci_unmap_addr_set(rx_buf, mapping, mapping); | |
1670 | ||
1671 | rxbd->rx_bd_haddr_hi = (u64) mapping >> 32; | |
1672 | rxbd->rx_bd_haddr_lo = (u64) mapping & 0xffffffff; | |
1673 | ||
1674 | bp->rx_prod_bseq += bp->rx_buf_use_size; | |
1675 | ||
1676 | return 0; | |
1677 | } | |
1678 | ||
1679 | static void | |
1680 | bnx2_phy_int(struct bnx2 *bp) | |
1681 | { | |
1682 | u32 new_link_state, old_link_state; | |
1683 | ||
1684 | new_link_state = bp->status_blk->status_attn_bits & | |
1685 | STATUS_ATTN_BITS_LINK_STATE; | |
1686 | old_link_state = bp->status_blk->status_attn_bits_ack & | |
1687 | STATUS_ATTN_BITS_LINK_STATE; | |
1688 | if (new_link_state != old_link_state) { | |
1689 | if (new_link_state) { | |
1690 | REG_WR(bp, BNX2_PCICFG_STATUS_BIT_SET_CMD, | |
1691 | STATUS_ATTN_BITS_LINK_STATE); | |
1692 | } | |
1693 | else { | |
1694 | REG_WR(bp, BNX2_PCICFG_STATUS_BIT_CLEAR_CMD, | |
1695 | STATUS_ATTN_BITS_LINK_STATE); | |
1696 | } | |
1697 | bnx2_set_link(bp); | |
1698 | } | |
1699 | } | |
1700 | ||
1701 | static void | |
1702 | bnx2_tx_int(struct bnx2 *bp) | |
1703 | { | |
f4e418f7 | 1704 | struct status_block *sblk = bp->status_blk; |
b6016b76 MC |
1705 | u16 hw_cons, sw_cons, sw_ring_cons; |
1706 | int tx_free_bd = 0; | |
1707 | ||
f4e418f7 | 1708 | hw_cons = bp->hw_tx_cons = sblk->status_tx_quick_consumer_index0; |
b6016b76 MC |
1709 | if ((hw_cons & MAX_TX_DESC_CNT) == MAX_TX_DESC_CNT) { |
1710 | hw_cons++; | |
1711 | } | |
1712 | sw_cons = bp->tx_cons; | |
1713 | ||
1714 | while (sw_cons != hw_cons) { | |
1715 | struct sw_bd *tx_buf; | |
1716 | struct sk_buff *skb; | |
1717 | int i, last; | |
1718 | ||
1719 | sw_ring_cons = TX_RING_IDX(sw_cons); | |
1720 | ||
1721 | tx_buf = &bp->tx_buf_ring[sw_ring_cons]; | |
1722 | skb = tx_buf->skb; | |
6aa20a22 | 1723 | #ifdef BCM_TSO |
b6016b76 | 1724 | /* partial BD completions possible with TSO packets */ |
89114afd | 1725 | if (skb_is_gso(skb)) { |
b6016b76 MC |
1726 | u16 last_idx, last_ring_idx; |
1727 | ||
1728 | last_idx = sw_cons + | |
1729 | skb_shinfo(skb)->nr_frags + 1; | |
1730 | last_ring_idx = sw_ring_cons + | |
1731 | skb_shinfo(skb)->nr_frags + 1; | |
1732 | if (unlikely(last_ring_idx >= MAX_TX_DESC_CNT)) { | |
1733 | last_idx++; | |
1734 | } | |
1735 | if (((s16) ((s16) last_idx - (s16) hw_cons)) > 0) { | |
1736 | break; | |
1737 | } | |
1738 | } | |
1739 | #endif | |
1740 | pci_unmap_single(bp->pdev, pci_unmap_addr(tx_buf, mapping), | |
1741 | skb_headlen(skb), PCI_DMA_TODEVICE); | |
1742 | ||
1743 | tx_buf->skb = NULL; | |
1744 | last = skb_shinfo(skb)->nr_frags; | |
1745 | ||
1746 | for (i = 0; i < last; i++) { | |
1747 | sw_cons = NEXT_TX_BD(sw_cons); | |
1748 | ||
1749 | pci_unmap_page(bp->pdev, | |
1750 | pci_unmap_addr( | |
1751 | &bp->tx_buf_ring[TX_RING_IDX(sw_cons)], | |
1752 | mapping), | |
1753 | skb_shinfo(skb)->frags[i].size, | |
1754 | PCI_DMA_TODEVICE); | |
1755 | } | |
1756 | ||
1757 | sw_cons = NEXT_TX_BD(sw_cons); | |
1758 | ||
1759 | tx_free_bd += last + 1; | |
1760 | ||
745720e5 | 1761 | dev_kfree_skb(skb); |
b6016b76 | 1762 | |
f4e418f7 MC |
1763 | hw_cons = bp->hw_tx_cons = |
1764 | sblk->status_tx_quick_consumer_index0; | |
1765 | ||
b6016b76 MC |
1766 | if ((hw_cons & MAX_TX_DESC_CNT) == MAX_TX_DESC_CNT) { |
1767 | hw_cons++; | |
1768 | } | |
1769 | } | |
1770 | ||
e89bbf10 | 1771 | bp->tx_cons = sw_cons; |
2f8af120 MC |
1772 | /* Need to make the tx_cons update visible to bnx2_start_xmit() |
1773 | * before checking for netif_queue_stopped(). Without the | |
1774 | * memory barrier, there is a small possibility that bnx2_start_xmit() | |
1775 | * will miss it and cause the queue to be stopped forever. | |
1776 | */ | |
1777 | smp_mb(); | |
b6016b76 | 1778 | |
2f8af120 MC |
1779 | if (unlikely(netif_queue_stopped(bp->dev)) && |
1780 | (bnx2_tx_avail(bp) > bp->tx_wake_thresh)) { | |
1781 | netif_tx_lock(bp->dev); | |
b6016b76 | 1782 | if ((netif_queue_stopped(bp->dev)) && |
2f8af120 | 1783 | (bnx2_tx_avail(bp) > bp->tx_wake_thresh)) |
b6016b76 | 1784 | netif_wake_queue(bp->dev); |
2f8af120 | 1785 | netif_tx_unlock(bp->dev); |
b6016b76 | 1786 | } |
b6016b76 MC |
1787 | } |
1788 | ||
1789 | static inline void | |
1790 | bnx2_reuse_rx_skb(struct bnx2 *bp, struct sk_buff *skb, | |
1791 | u16 cons, u16 prod) | |
1792 | { | |
236b6394 MC |
1793 | struct sw_bd *cons_rx_buf, *prod_rx_buf; |
1794 | struct rx_bd *cons_bd, *prod_bd; | |
1795 | ||
1796 | cons_rx_buf = &bp->rx_buf_ring[cons]; | |
1797 | prod_rx_buf = &bp->rx_buf_ring[prod]; | |
b6016b76 MC |
1798 | |
1799 | pci_dma_sync_single_for_device(bp->pdev, | |
1800 | pci_unmap_addr(cons_rx_buf, mapping), | |
1801 | bp->rx_offset + RX_COPY_THRESH, PCI_DMA_FROMDEVICE); | |
1802 | ||
236b6394 | 1803 | bp->rx_prod_bseq += bp->rx_buf_use_size; |
b6016b76 | 1804 | |
236b6394 | 1805 | prod_rx_buf->skb = skb; |
b6016b76 | 1806 | |
236b6394 MC |
1807 | if (cons == prod) |
1808 | return; | |
b6016b76 | 1809 | |
236b6394 MC |
1810 | pci_unmap_addr_set(prod_rx_buf, mapping, |
1811 | pci_unmap_addr(cons_rx_buf, mapping)); | |
1812 | ||
3fdfcc2c MC |
1813 | cons_bd = &bp->rx_desc_ring[RX_RING(cons)][RX_IDX(cons)]; |
1814 | prod_bd = &bp->rx_desc_ring[RX_RING(prod)][RX_IDX(prod)]; | |
236b6394 MC |
1815 | prod_bd->rx_bd_haddr_hi = cons_bd->rx_bd_haddr_hi; |
1816 | prod_bd->rx_bd_haddr_lo = cons_bd->rx_bd_haddr_lo; | |
b6016b76 MC |
1817 | } |
1818 | ||
1819 | static int | |
1820 | bnx2_rx_int(struct bnx2 *bp, int budget) | |
1821 | { | |
f4e418f7 | 1822 | struct status_block *sblk = bp->status_blk; |
b6016b76 MC |
1823 | u16 hw_cons, sw_cons, sw_ring_cons, sw_prod, sw_ring_prod; |
1824 | struct l2_fhdr *rx_hdr; | |
1825 | int rx_pkt = 0; | |
1826 | ||
f4e418f7 | 1827 | hw_cons = bp->hw_rx_cons = sblk->status_rx_quick_consumer_index0; |
b6016b76 MC |
1828 | if ((hw_cons & MAX_RX_DESC_CNT) == MAX_RX_DESC_CNT) { |
1829 | hw_cons++; | |
1830 | } | |
1831 | sw_cons = bp->rx_cons; | |
1832 | sw_prod = bp->rx_prod; | |
1833 | ||
1834 | /* Memory barrier necessary as speculative reads of the rx | |
1835 | * buffer can be ahead of the index in the status block | |
1836 | */ | |
1837 | rmb(); | |
1838 | while (sw_cons != hw_cons) { | |
1839 | unsigned int len; | |
ade2bfe7 | 1840 | u32 status; |
b6016b76 MC |
1841 | struct sw_bd *rx_buf; |
1842 | struct sk_buff *skb; | |
236b6394 | 1843 | dma_addr_t dma_addr; |
b6016b76 MC |
1844 | |
1845 | sw_ring_cons = RX_RING_IDX(sw_cons); | |
1846 | sw_ring_prod = RX_RING_IDX(sw_prod); | |
1847 | ||
1848 | rx_buf = &bp->rx_buf_ring[sw_ring_cons]; | |
1849 | skb = rx_buf->skb; | |
236b6394 MC |
1850 | |
1851 | rx_buf->skb = NULL; | |
1852 | ||
1853 | dma_addr = pci_unmap_addr(rx_buf, mapping); | |
1854 | ||
1855 | pci_dma_sync_single_for_cpu(bp->pdev, dma_addr, | |
b6016b76 MC |
1856 | bp->rx_offset + RX_COPY_THRESH, PCI_DMA_FROMDEVICE); |
1857 | ||
1858 | rx_hdr = (struct l2_fhdr *) skb->data; | |
1859 | len = rx_hdr->l2_fhdr_pkt_len - 4; | |
1860 | ||
ade2bfe7 | 1861 | if ((status = rx_hdr->l2_fhdr_status) & |
b6016b76 MC |
1862 | (L2_FHDR_ERRORS_BAD_CRC | |
1863 | L2_FHDR_ERRORS_PHY_DECODE | | |
1864 | L2_FHDR_ERRORS_ALIGNMENT | | |
1865 | L2_FHDR_ERRORS_TOO_SHORT | | |
1866 | L2_FHDR_ERRORS_GIANT_FRAME)) { | |
1867 | ||
1868 | goto reuse_rx; | |
1869 | } | |
1870 | ||
1871 | /* Since we don't have a jumbo ring, copy small packets | |
1872 | * if mtu > 1500 | |
1873 | */ | |
1874 | if ((bp->dev->mtu > 1500) && (len <= RX_COPY_THRESH)) { | |
1875 | struct sk_buff *new_skb; | |
1876 | ||
932f3772 | 1877 | new_skb = netdev_alloc_skb(bp->dev, len + 2); |
b6016b76 MC |
1878 | if (new_skb == NULL) |
1879 | goto reuse_rx; | |
1880 | ||
1881 | /* aligned copy */ | |
1882 | memcpy(new_skb->data, | |
1883 | skb->data + bp->rx_offset - 2, | |
1884 | len + 2); | |
1885 | ||
1886 | skb_reserve(new_skb, 2); | |
1887 | skb_put(new_skb, len); | |
b6016b76 MC |
1888 | |
1889 | bnx2_reuse_rx_skb(bp, skb, | |
1890 | sw_ring_cons, sw_ring_prod); | |
1891 | ||
1892 | skb = new_skb; | |
1893 | } | |
1894 | else if (bnx2_alloc_rx_skb(bp, sw_ring_prod) == 0) { | |
236b6394 | 1895 | pci_unmap_single(bp->pdev, dma_addr, |
b6016b76 MC |
1896 | bp->rx_buf_use_size, PCI_DMA_FROMDEVICE); |
1897 | ||
1898 | skb_reserve(skb, bp->rx_offset); | |
1899 | skb_put(skb, len); | |
1900 | } | |
1901 | else { | |
1902 | reuse_rx: | |
1903 | bnx2_reuse_rx_skb(bp, skb, | |
1904 | sw_ring_cons, sw_ring_prod); | |
1905 | goto next_rx; | |
1906 | } | |
1907 | ||
1908 | skb->protocol = eth_type_trans(skb, bp->dev); | |
1909 | ||
1910 | if ((len > (bp->dev->mtu + ETH_HLEN)) && | |
d1e100ba | 1911 | (ntohs(skb->protocol) != 0x8100)) { |
b6016b76 | 1912 | |
745720e5 | 1913 | dev_kfree_skb(skb); |
b6016b76 MC |
1914 | goto next_rx; |
1915 | ||
1916 | } | |
1917 | ||
b6016b76 MC |
1918 | skb->ip_summed = CHECKSUM_NONE; |
1919 | if (bp->rx_csum && | |
1920 | (status & (L2_FHDR_STATUS_TCP_SEGMENT | | |
1921 | L2_FHDR_STATUS_UDP_DATAGRAM))) { | |
1922 | ||
ade2bfe7 MC |
1923 | if (likely((status & (L2_FHDR_ERRORS_TCP_XSUM | |
1924 | L2_FHDR_ERRORS_UDP_XSUM)) == 0)) | |
b6016b76 MC |
1925 | skb->ip_summed = CHECKSUM_UNNECESSARY; |
1926 | } | |
1927 | ||
1928 | #ifdef BCM_VLAN | |
1929 | if ((status & L2_FHDR_STATUS_L2_VLAN_TAG) && (bp->vlgrp != 0)) { | |
1930 | vlan_hwaccel_receive_skb(skb, bp->vlgrp, | |
1931 | rx_hdr->l2_fhdr_vlan_tag); | |
1932 | } | |
1933 | else | |
1934 | #endif | |
1935 | netif_receive_skb(skb); | |
1936 | ||
1937 | bp->dev->last_rx = jiffies; | |
1938 | rx_pkt++; | |
1939 | ||
1940 | next_rx: | |
b6016b76 MC |
1941 | sw_cons = NEXT_RX_BD(sw_cons); |
1942 | sw_prod = NEXT_RX_BD(sw_prod); | |
1943 | ||
1944 | if ((rx_pkt == budget)) | |
1945 | break; | |
f4e418f7 MC |
1946 | |
1947 | /* Refresh hw_cons to see if there is new work */ | |
1948 | if (sw_cons == hw_cons) { | |
1949 | hw_cons = bp->hw_rx_cons = | |
1950 | sblk->status_rx_quick_consumer_index0; | |
1951 | if ((hw_cons & MAX_RX_DESC_CNT) == MAX_RX_DESC_CNT) | |
1952 | hw_cons++; | |
1953 | rmb(); | |
1954 | } | |
b6016b76 MC |
1955 | } |
1956 | bp->rx_cons = sw_cons; | |
1957 | bp->rx_prod = sw_prod; | |
1958 | ||
1959 | REG_WR16(bp, MB_RX_CID_ADDR + BNX2_L2CTX_HOST_BDIDX, sw_prod); | |
1960 | ||
1961 | REG_WR(bp, MB_RX_CID_ADDR + BNX2_L2CTX_HOST_BSEQ, bp->rx_prod_bseq); | |
1962 | ||
1963 | mmiowb(); | |
1964 | ||
1965 | return rx_pkt; | |
1966 | ||
1967 | } | |
1968 | ||
1969 | /* MSI ISR - The only difference between this and the INTx ISR | |
1970 | * is that the MSI interrupt is always serviced. | |
1971 | */ | |
1972 | static irqreturn_t | |
7d12e780 | 1973 | bnx2_msi(int irq, void *dev_instance) |
b6016b76 MC |
1974 | { |
1975 | struct net_device *dev = dev_instance; | |
972ec0d4 | 1976 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 1977 | |
c921e4c4 | 1978 | prefetch(bp->status_blk); |
b6016b76 MC |
1979 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, |
1980 | BNX2_PCICFG_INT_ACK_CMD_USE_INT_HC_PARAM | | |
1981 | BNX2_PCICFG_INT_ACK_CMD_MASK_INT); | |
1982 | ||
1983 | /* Return here if interrupt is disabled. */ | |
73eef4cd MC |
1984 | if (unlikely(atomic_read(&bp->intr_sem) != 0)) |
1985 | return IRQ_HANDLED; | |
b6016b76 | 1986 | |
73eef4cd | 1987 | netif_rx_schedule(dev); |
b6016b76 | 1988 | |
73eef4cd | 1989 | return IRQ_HANDLED; |
b6016b76 MC |
1990 | } |
1991 | ||
1992 | static irqreturn_t | |
7d12e780 | 1993 | bnx2_interrupt(int irq, void *dev_instance) |
b6016b76 MC |
1994 | { |
1995 | struct net_device *dev = dev_instance; | |
972ec0d4 | 1996 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
1997 | |
1998 | /* When using INTx, it is possible for the interrupt to arrive | |
1999 | * at the CPU before the status block posted prior to the | |
2000 | * interrupt. Reading a register will flush the status block. | |
2001 | * When using MSI, the MSI message will always complete after | |
2002 | * the status block write. | |
2003 | */ | |
c921e4c4 | 2004 | if ((bp->status_blk->status_idx == bp->last_status_idx) && |
b6016b76 MC |
2005 | (REG_RD(bp, BNX2_PCICFG_MISC_STATUS) & |
2006 | BNX2_PCICFG_MISC_STATUS_INTA_VALUE)) | |
73eef4cd | 2007 | return IRQ_NONE; |
b6016b76 MC |
2008 | |
2009 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, | |
2010 | BNX2_PCICFG_INT_ACK_CMD_USE_INT_HC_PARAM | | |
2011 | BNX2_PCICFG_INT_ACK_CMD_MASK_INT); | |
2012 | ||
2013 | /* Return here if interrupt is shared and is disabled. */ | |
73eef4cd MC |
2014 | if (unlikely(atomic_read(&bp->intr_sem) != 0)) |
2015 | return IRQ_HANDLED; | |
b6016b76 | 2016 | |
73eef4cd | 2017 | netif_rx_schedule(dev); |
b6016b76 | 2018 | |
73eef4cd | 2019 | return IRQ_HANDLED; |
b6016b76 MC |
2020 | } |
2021 | ||
f4e418f7 MC |
2022 | static inline int |
2023 | bnx2_has_work(struct bnx2 *bp) | |
2024 | { | |
2025 | struct status_block *sblk = bp->status_blk; | |
2026 | ||
2027 | if ((sblk->status_rx_quick_consumer_index0 != bp->hw_rx_cons) || | |
2028 | (sblk->status_tx_quick_consumer_index0 != bp->hw_tx_cons)) | |
2029 | return 1; | |
2030 | ||
2031 | if (((sblk->status_attn_bits & STATUS_ATTN_BITS_LINK_STATE) != 0) != | |
2032 | bp->link_up) | |
2033 | return 1; | |
2034 | ||
2035 | return 0; | |
2036 | } | |
2037 | ||
b6016b76 MC |
2038 | static int |
2039 | bnx2_poll(struct net_device *dev, int *budget) | |
2040 | { | |
972ec0d4 | 2041 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 2042 | |
b6016b76 MC |
2043 | if ((bp->status_blk->status_attn_bits & |
2044 | STATUS_ATTN_BITS_LINK_STATE) != | |
2045 | (bp->status_blk->status_attn_bits_ack & | |
2046 | STATUS_ATTN_BITS_LINK_STATE)) { | |
2047 | ||
c770a65c | 2048 | spin_lock(&bp->phy_lock); |
b6016b76 | 2049 | bnx2_phy_int(bp); |
c770a65c | 2050 | spin_unlock(&bp->phy_lock); |
bf5295bb MC |
2051 | |
2052 | /* This is needed to take care of transient status | |
2053 | * during link changes. | |
2054 | */ | |
2055 | REG_WR(bp, BNX2_HC_COMMAND, | |
2056 | bp->hc_cmd | BNX2_HC_COMMAND_COAL_NOW_WO_INT); | |
2057 | REG_RD(bp, BNX2_HC_COMMAND); | |
b6016b76 MC |
2058 | } |
2059 | ||
f4e418f7 | 2060 | if (bp->status_blk->status_tx_quick_consumer_index0 != bp->hw_tx_cons) |
b6016b76 | 2061 | bnx2_tx_int(bp); |
b6016b76 | 2062 | |
f4e418f7 | 2063 | if (bp->status_blk->status_rx_quick_consumer_index0 != bp->hw_rx_cons) { |
b6016b76 MC |
2064 | int orig_budget = *budget; |
2065 | int work_done; | |
2066 | ||
2067 | if (orig_budget > dev->quota) | |
2068 | orig_budget = dev->quota; | |
6aa20a22 | 2069 | |
b6016b76 MC |
2070 | work_done = bnx2_rx_int(bp, orig_budget); |
2071 | *budget -= work_done; | |
2072 | dev->quota -= work_done; | |
b6016b76 | 2073 | } |
6aa20a22 | 2074 | |
f4e418f7 MC |
2075 | bp->last_status_idx = bp->status_blk->status_idx; |
2076 | rmb(); | |
2077 | ||
2078 | if (!bnx2_has_work(bp)) { | |
b6016b76 | 2079 | netif_rx_complete(dev); |
1269a8a6 MC |
2080 | if (likely(bp->flags & USING_MSI_FLAG)) { |
2081 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, | |
2082 | BNX2_PCICFG_INT_ACK_CMD_INDEX_VALID | | |
2083 | bp->last_status_idx); | |
2084 | return 0; | |
2085 | } | |
2086 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, | |
2087 | BNX2_PCICFG_INT_ACK_CMD_INDEX_VALID | | |
2088 | BNX2_PCICFG_INT_ACK_CMD_MASK_INT | | |
2089 | bp->last_status_idx); | |
2090 | ||
b6016b76 | 2091 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, |
1269a8a6 MC |
2092 | BNX2_PCICFG_INT_ACK_CMD_INDEX_VALID | |
2093 | bp->last_status_idx); | |
b6016b76 MC |
2094 | return 0; |
2095 | } | |
2096 | ||
2097 | return 1; | |
2098 | } | |
2099 | ||
932ff279 | 2100 | /* Called with rtnl_lock from vlan functions and also netif_tx_lock |
b6016b76 MC |
2101 | * from set_multicast. |
2102 | */ | |
2103 | static void | |
2104 | bnx2_set_rx_mode(struct net_device *dev) | |
2105 | { | |
972ec0d4 | 2106 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
2107 | u32 rx_mode, sort_mode; |
2108 | int i; | |
b6016b76 | 2109 | |
c770a65c | 2110 | spin_lock_bh(&bp->phy_lock); |
b6016b76 MC |
2111 | |
2112 | rx_mode = bp->rx_mode & ~(BNX2_EMAC_RX_MODE_PROMISCUOUS | | |
2113 | BNX2_EMAC_RX_MODE_KEEP_VLAN_TAG); | |
2114 | sort_mode = 1 | BNX2_RPM_SORT_USER0_BC_EN; | |
2115 | #ifdef BCM_VLAN | |
e29054f9 | 2116 | if (!bp->vlgrp && !(bp->flags & ASF_ENABLE_FLAG)) |
b6016b76 | 2117 | rx_mode |= BNX2_EMAC_RX_MODE_KEEP_VLAN_TAG; |
b6016b76 | 2118 | #else |
e29054f9 MC |
2119 | if (!(bp->flags & ASF_ENABLE_FLAG)) |
2120 | rx_mode |= BNX2_EMAC_RX_MODE_KEEP_VLAN_TAG; | |
b6016b76 MC |
2121 | #endif |
2122 | if (dev->flags & IFF_PROMISC) { | |
2123 | /* Promiscuous mode. */ | |
2124 | rx_mode |= BNX2_EMAC_RX_MODE_PROMISCUOUS; | |
7510873d MC |
2125 | sort_mode |= BNX2_RPM_SORT_USER0_PROM_EN | |
2126 | BNX2_RPM_SORT_USER0_PROM_VLAN; | |
b6016b76 MC |
2127 | } |
2128 | else if (dev->flags & IFF_ALLMULTI) { | |
2129 | for (i = 0; i < NUM_MC_HASH_REGISTERS; i++) { | |
2130 | REG_WR(bp, BNX2_EMAC_MULTICAST_HASH0 + (i * 4), | |
2131 | 0xffffffff); | |
2132 | } | |
2133 | sort_mode |= BNX2_RPM_SORT_USER0_MC_EN; | |
2134 | } | |
2135 | else { | |
2136 | /* Accept one or more multicast(s). */ | |
2137 | struct dev_mc_list *mclist; | |
2138 | u32 mc_filter[NUM_MC_HASH_REGISTERS]; | |
2139 | u32 regidx; | |
2140 | u32 bit; | |
2141 | u32 crc; | |
2142 | ||
2143 | memset(mc_filter, 0, 4 * NUM_MC_HASH_REGISTERS); | |
2144 | ||
2145 | for (i = 0, mclist = dev->mc_list; mclist && i < dev->mc_count; | |
2146 | i++, mclist = mclist->next) { | |
2147 | ||
2148 | crc = ether_crc_le(ETH_ALEN, mclist->dmi_addr); | |
2149 | bit = crc & 0xff; | |
2150 | regidx = (bit & 0xe0) >> 5; | |
2151 | bit &= 0x1f; | |
2152 | mc_filter[regidx] |= (1 << bit); | |
2153 | } | |
2154 | ||
2155 | for (i = 0; i < NUM_MC_HASH_REGISTERS; i++) { | |
2156 | REG_WR(bp, BNX2_EMAC_MULTICAST_HASH0 + (i * 4), | |
2157 | mc_filter[i]); | |
2158 | } | |
2159 | ||
2160 | sort_mode |= BNX2_RPM_SORT_USER0_MC_HSH_EN; | |
2161 | } | |
2162 | ||
2163 | if (rx_mode != bp->rx_mode) { | |
2164 | bp->rx_mode = rx_mode; | |
2165 | REG_WR(bp, BNX2_EMAC_RX_MODE, rx_mode); | |
2166 | } | |
2167 | ||
2168 | REG_WR(bp, BNX2_RPM_SORT_USER0, 0x0); | |
2169 | REG_WR(bp, BNX2_RPM_SORT_USER0, sort_mode); | |
2170 | REG_WR(bp, BNX2_RPM_SORT_USER0, sort_mode | BNX2_RPM_SORT_USER0_ENA); | |
2171 | ||
c770a65c | 2172 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
2173 | } |
2174 | ||
fba9fe91 MC |
2175 | #define FW_BUF_SIZE 0x8000 |
2176 | ||
2177 | static int | |
2178 | bnx2_gunzip_init(struct bnx2 *bp) | |
2179 | { | |
2180 | if ((bp->gunzip_buf = vmalloc(FW_BUF_SIZE)) == NULL) | |
2181 | goto gunzip_nomem1; | |
2182 | ||
2183 | if ((bp->strm = kmalloc(sizeof(*bp->strm), GFP_KERNEL)) == NULL) | |
2184 | goto gunzip_nomem2; | |
2185 | ||
2186 | bp->strm->workspace = kmalloc(zlib_inflate_workspacesize(), GFP_KERNEL); | |
2187 | if (bp->strm->workspace == NULL) | |
2188 | goto gunzip_nomem3; | |
2189 | ||
2190 | return 0; | |
2191 | ||
2192 | gunzip_nomem3: | |
2193 | kfree(bp->strm); | |
2194 | bp->strm = NULL; | |
2195 | ||
2196 | gunzip_nomem2: | |
2197 | vfree(bp->gunzip_buf); | |
2198 | bp->gunzip_buf = NULL; | |
2199 | ||
2200 | gunzip_nomem1: | |
2201 | printk(KERN_ERR PFX "%s: Cannot allocate firmware buffer for " | |
2202 | "uncompression.\n", bp->dev->name); | |
2203 | return -ENOMEM; | |
2204 | } | |
2205 | ||
2206 | static void | |
2207 | bnx2_gunzip_end(struct bnx2 *bp) | |
2208 | { | |
2209 | kfree(bp->strm->workspace); | |
2210 | ||
2211 | kfree(bp->strm); | |
2212 | bp->strm = NULL; | |
2213 | ||
2214 | if (bp->gunzip_buf) { | |
2215 | vfree(bp->gunzip_buf); | |
2216 | bp->gunzip_buf = NULL; | |
2217 | } | |
2218 | } | |
2219 | ||
2220 | static int | |
2221 | bnx2_gunzip(struct bnx2 *bp, u8 *zbuf, int len, void **outbuf, int *outlen) | |
2222 | { | |
2223 | int n, rc; | |
2224 | ||
2225 | /* check gzip header */ | |
2226 | if ((zbuf[0] != 0x1f) || (zbuf[1] != 0x8b) || (zbuf[2] != Z_DEFLATED)) | |
2227 | return -EINVAL; | |
2228 | ||
2229 | n = 10; | |
2230 | ||
2231 | #define FNAME 0x8 | |
2232 | if (zbuf[3] & FNAME) | |
2233 | while ((zbuf[n++] != 0) && (n < len)); | |
2234 | ||
2235 | bp->strm->next_in = zbuf + n; | |
2236 | bp->strm->avail_in = len - n; | |
2237 | bp->strm->next_out = bp->gunzip_buf; | |
2238 | bp->strm->avail_out = FW_BUF_SIZE; | |
2239 | ||
2240 | rc = zlib_inflateInit2(bp->strm, -MAX_WBITS); | |
2241 | if (rc != Z_OK) | |
2242 | return rc; | |
2243 | ||
2244 | rc = zlib_inflate(bp->strm, Z_FINISH); | |
2245 | ||
2246 | *outlen = FW_BUF_SIZE - bp->strm->avail_out; | |
2247 | *outbuf = bp->gunzip_buf; | |
2248 | ||
2249 | if ((rc != Z_OK) && (rc != Z_STREAM_END)) | |
2250 | printk(KERN_ERR PFX "%s: Firmware decompression error: %s\n", | |
2251 | bp->dev->name, bp->strm->msg); | |
2252 | ||
2253 | zlib_inflateEnd(bp->strm); | |
2254 | ||
2255 | if (rc == Z_STREAM_END) | |
2256 | return 0; | |
2257 | ||
2258 | return rc; | |
2259 | } | |
2260 | ||
b6016b76 MC |
2261 | static void |
2262 | load_rv2p_fw(struct bnx2 *bp, u32 *rv2p_code, u32 rv2p_code_len, | |
2263 | u32 rv2p_proc) | |
2264 | { | |
2265 | int i; | |
2266 | u32 val; | |
2267 | ||
2268 | ||
2269 | for (i = 0; i < rv2p_code_len; i += 8) { | |
fba9fe91 | 2270 | REG_WR(bp, BNX2_RV2P_INSTR_HIGH, cpu_to_le32(*rv2p_code)); |
b6016b76 | 2271 | rv2p_code++; |
fba9fe91 | 2272 | REG_WR(bp, BNX2_RV2P_INSTR_LOW, cpu_to_le32(*rv2p_code)); |
b6016b76 MC |
2273 | rv2p_code++; |
2274 | ||
2275 | if (rv2p_proc == RV2P_PROC1) { | |
2276 | val = (i / 8) | BNX2_RV2P_PROC1_ADDR_CMD_RDWR; | |
2277 | REG_WR(bp, BNX2_RV2P_PROC1_ADDR_CMD, val); | |
2278 | } | |
2279 | else { | |
2280 | val = (i / 8) | BNX2_RV2P_PROC2_ADDR_CMD_RDWR; | |
2281 | REG_WR(bp, BNX2_RV2P_PROC2_ADDR_CMD, val); | |
2282 | } | |
2283 | } | |
2284 | ||
2285 | /* Reset the processor, un-stall is done later. */ | |
2286 | if (rv2p_proc == RV2P_PROC1) { | |
2287 | REG_WR(bp, BNX2_RV2P_COMMAND, BNX2_RV2P_COMMAND_PROC1_RESET); | |
2288 | } | |
2289 | else { | |
2290 | REG_WR(bp, BNX2_RV2P_COMMAND, BNX2_RV2P_COMMAND_PROC2_RESET); | |
2291 | } | |
2292 | } | |
2293 | ||
af3ee519 | 2294 | static int |
b6016b76 MC |
2295 | load_cpu_fw(struct bnx2 *bp, struct cpu_reg *cpu_reg, struct fw_info *fw) |
2296 | { | |
2297 | u32 offset; | |
2298 | u32 val; | |
af3ee519 | 2299 | int rc; |
b6016b76 MC |
2300 | |
2301 | /* Halt the CPU. */ | |
2302 | val = REG_RD_IND(bp, cpu_reg->mode); | |
2303 | val |= cpu_reg->mode_value_halt; | |
2304 | REG_WR_IND(bp, cpu_reg->mode, val); | |
2305 | REG_WR_IND(bp, cpu_reg->state, cpu_reg->state_value_clear); | |
2306 | ||
2307 | /* Load the Text area. */ | |
2308 | offset = cpu_reg->spad_base + (fw->text_addr - cpu_reg->mips_view_base); | |
af3ee519 MC |
2309 | if (fw->gz_text) { |
2310 | u32 text_len; | |
2311 | void *text; | |
2312 | ||
2313 | rc = bnx2_gunzip(bp, fw->gz_text, fw->gz_text_len, &text, | |
2314 | &text_len); | |
2315 | if (rc) | |
2316 | return rc; | |
2317 | ||
2318 | fw->text = text; | |
2319 | } | |
2320 | if (fw->gz_text) { | |
b6016b76 MC |
2321 | int j; |
2322 | ||
2323 | for (j = 0; j < (fw->text_len / 4); j++, offset += 4) { | |
fba9fe91 | 2324 | REG_WR_IND(bp, offset, cpu_to_le32(fw->text[j])); |
b6016b76 MC |
2325 | } |
2326 | } | |
2327 | ||
2328 | /* Load the Data area. */ | |
2329 | offset = cpu_reg->spad_base + (fw->data_addr - cpu_reg->mips_view_base); | |
2330 | if (fw->data) { | |
2331 | int j; | |
2332 | ||
2333 | for (j = 0; j < (fw->data_len / 4); j++, offset += 4) { | |
2334 | REG_WR_IND(bp, offset, fw->data[j]); | |
2335 | } | |
2336 | } | |
2337 | ||
2338 | /* Load the SBSS area. */ | |
2339 | offset = cpu_reg->spad_base + (fw->sbss_addr - cpu_reg->mips_view_base); | |
2340 | if (fw->sbss) { | |
2341 | int j; | |
2342 | ||
2343 | for (j = 0; j < (fw->sbss_len / 4); j++, offset += 4) { | |
2344 | REG_WR_IND(bp, offset, fw->sbss[j]); | |
2345 | } | |
2346 | } | |
2347 | ||
2348 | /* Load the BSS area. */ | |
2349 | offset = cpu_reg->spad_base + (fw->bss_addr - cpu_reg->mips_view_base); | |
2350 | if (fw->bss) { | |
2351 | int j; | |
2352 | ||
2353 | for (j = 0; j < (fw->bss_len/4); j++, offset += 4) { | |
2354 | REG_WR_IND(bp, offset, fw->bss[j]); | |
2355 | } | |
2356 | } | |
2357 | ||
2358 | /* Load the Read-Only area. */ | |
2359 | offset = cpu_reg->spad_base + | |
2360 | (fw->rodata_addr - cpu_reg->mips_view_base); | |
2361 | if (fw->rodata) { | |
2362 | int j; | |
2363 | ||
2364 | for (j = 0; j < (fw->rodata_len / 4); j++, offset += 4) { | |
2365 | REG_WR_IND(bp, offset, fw->rodata[j]); | |
2366 | } | |
2367 | } | |
2368 | ||
2369 | /* Clear the pre-fetch instruction. */ | |
2370 | REG_WR_IND(bp, cpu_reg->inst, 0); | |
2371 | REG_WR_IND(bp, cpu_reg->pc, fw->start_addr); | |
2372 | ||
2373 | /* Start the CPU. */ | |
2374 | val = REG_RD_IND(bp, cpu_reg->mode); | |
2375 | val &= ~cpu_reg->mode_value_halt; | |
2376 | REG_WR_IND(bp, cpu_reg->state, cpu_reg->state_value_clear); | |
2377 | REG_WR_IND(bp, cpu_reg->mode, val); | |
af3ee519 MC |
2378 | |
2379 | return 0; | |
b6016b76 MC |
2380 | } |
2381 | ||
fba9fe91 | 2382 | static int |
b6016b76 MC |
2383 | bnx2_init_cpus(struct bnx2 *bp) |
2384 | { | |
2385 | struct cpu_reg cpu_reg; | |
af3ee519 | 2386 | struct fw_info *fw; |
fba9fe91 MC |
2387 | int rc = 0; |
2388 | void *text; | |
2389 | u32 text_len; | |
2390 | ||
2391 | if ((rc = bnx2_gunzip_init(bp)) != 0) | |
2392 | return rc; | |
b6016b76 MC |
2393 | |
2394 | /* Initialize the RV2P processor. */ | |
fba9fe91 MC |
2395 | rc = bnx2_gunzip(bp, bnx2_rv2p_proc1, sizeof(bnx2_rv2p_proc1), &text, |
2396 | &text_len); | |
2397 | if (rc) | |
2398 | goto init_cpu_err; | |
2399 | ||
2400 | load_rv2p_fw(bp, text, text_len, RV2P_PROC1); | |
2401 | ||
2402 | rc = bnx2_gunzip(bp, bnx2_rv2p_proc2, sizeof(bnx2_rv2p_proc2), &text, | |
2403 | &text_len); | |
2404 | if (rc) | |
2405 | goto init_cpu_err; | |
2406 | ||
2407 | load_rv2p_fw(bp, text, text_len, RV2P_PROC2); | |
b6016b76 MC |
2408 | |
2409 | /* Initialize the RX Processor. */ | |
2410 | cpu_reg.mode = BNX2_RXP_CPU_MODE; | |
2411 | cpu_reg.mode_value_halt = BNX2_RXP_CPU_MODE_SOFT_HALT; | |
2412 | cpu_reg.mode_value_sstep = BNX2_RXP_CPU_MODE_STEP_ENA; | |
2413 | cpu_reg.state = BNX2_RXP_CPU_STATE; | |
2414 | cpu_reg.state_value_clear = 0xffffff; | |
2415 | cpu_reg.gpr0 = BNX2_RXP_CPU_REG_FILE; | |
2416 | cpu_reg.evmask = BNX2_RXP_CPU_EVENT_MASK; | |
2417 | cpu_reg.pc = BNX2_RXP_CPU_PROGRAM_COUNTER; | |
2418 | cpu_reg.inst = BNX2_RXP_CPU_INSTRUCTION; | |
2419 | cpu_reg.bp = BNX2_RXP_CPU_HW_BREAKPOINT; | |
2420 | cpu_reg.spad_base = BNX2_RXP_SCRATCH; | |
2421 | cpu_reg.mips_view_base = 0x8000000; | |
6aa20a22 | 2422 | |
d43584c8 MC |
2423 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
2424 | fw = &bnx2_rxp_fw_09; | |
2425 | else | |
2426 | fw = &bnx2_rxp_fw_06; | |
fba9fe91 | 2427 | |
af3ee519 | 2428 | rc = load_cpu_fw(bp, &cpu_reg, fw); |
fba9fe91 MC |
2429 | if (rc) |
2430 | goto init_cpu_err; | |
2431 | ||
b6016b76 MC |
2432 | /* Initialize the TX Processor. */ |
2433 | cpu_reg.mode = BNX2_TXP_CPU_MODE; | |
2434 | cpu_reg.mode_value_halt = BNX2_TXP_CPU_MODE_SOFT_HALT; | |
2435 | cpu_reg.mode_value_sstep = BNX2_TXP_CPU_MODE_STEP_ENA; | |
2436 | cpu_reg.state = BNX2_TXP_CPU_STATE; | |
2437 | cpu_reg.state_value_clear = 0xffffff; | |
2438 | cpu_reg.gpr0 = BNX2_TXP_CPU_REG_FILE; | |
2439 | cpu_reg.evmask = BNX2_TXP_CPU_EVENT_MASK; | |
2440 | cpu_reg.pc = BNX2_TXP_CPU_PROGRAM_COUNTER; | |
2441 | cpu_reg.inst = BNX2_TXP_CPU_INSTRUCTION; | |
2442 | cpu_reg.bp = BNX2_TXP_CPU_HW_BREAKPOINT; | |
2443 | cpu_reg.spad_base = BNX2_TXP_SCRATCH; | |
2444 | cpu_reg.mips_view_base = 0x8000000; | |
6aa20a22 | 2445 | |
d43584c8 MC |
2446 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
2447 | fw = &bnx2_txp_fw_09; | |
2448 | else | |
2449 | fw = &bnx2_txp_fw_06; | |
fba9fe91 | 2450 | |
af3ee519 | 2451 | rc = load_cpu_fw(bp, &cpu_reg, fw); |
fba9fe91 MC |
2452 | if (rc) |
2453 | goto init_cpu_err; | |
2454 | ||
b6016b76 MC |
2455 | /* Initialize the TX Patch-up Processor. */ |
2456 | cpu_reg.mode = BNX2_TPAT_CPU_MODE; | |
2457 | cpu_reg.mode_value_halt = BNX2_TPAT_CPU_MODE_SOFT_HALT; | |
2458 | cpu_reg.mode_value_sstep = BNX2_TPAT_CPU_MODE_STEP_ENA; | |
2459 | cpu_reg.state = BNX2_TPAT_CPU_STATE; | |
2460 | cpu_reg.state_value_clear = 0xffffff; | |
2461 | cpu_reg.gpr0 = BNX2_TPAT_CPU_REG_FILE; | |
2462 | cpu_reg.evmask = BNX2_TPAT_CPU_EVENT_MASK; | |
2463 | cpu_reg.pc = BNX2_TPAT_CPU_PROGRAM_COUNTER; | |
2464 | cpu_reg.inst = BNX2_TPAT_CPU_INSTRUCTION; | |
2465 | cpu_reg.bp = BNX2_TPAT_CPU_HW_BREAKPOINT; | |
2466 | cpu_reg.spad_base = BNX2_TPAT_SCRATCH; | |
2467 | cpu_reg.mips_view_base = 0x8000000; | |
6aa20a22 | 2468 | |
d43584c8 MC |
2469 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
2470 | fw = &bnx2_tpat_fw_09; | |
2471 | else | |
2472 | fw = &bnx2_tpat_fw_06; | |
fba9fe91 | 2473 | |
af3ee519 | 2474 | rc = load_cpu_fw(bp, &cpu_reg, fw); |
fba9fe91 MC |
2475 | if (rc) |
2476 | goto init_cpu_err; | |
2477 | ||
b6016b76 MC |
2478 | /* Initialize the Completion Processor. */ |
2479 | cpu_reg.mode = BNX2_COM_CPU_MODE; | |
2480 | cpu_reg.mode_value_halt = BNX2_COM_CPU_MODE_SOFT_HALT; | |
2481 | cpu_reg.mode_value_sstep = BNX2_COM_CPU_MODE_STEP_ENA; | |
2482 | cpu_reg.state = BNX2_COM_CPU_STATE; | |
2483 | cpu_reg.state_value_clear = 0xffffff; | |
2484 | cpu_reg.gpr0 = BNX2_COM_CPU_REG_FILE; | |
2485 | cpu_reg.evmask = BNX2_COM_CPU_EVENT_MASK; | |
2486 | cpu_reg.pc = BNX2_COM_CPU_PROGRAM_COUNTER; | |
2487 | cpu_reg.inst = BNX2_COM_CPU_INSTRUCTION; | |
2488 | cpu_reg.bp = BNX2_COM_CPU_HW_BREAKPOINT; | |
2489 | cpu_reg.spad_base = BNX2_COM_SCRATCH; | |
2490 | cpu_reg.mips_view_base = 0x8000000; | |
6aa20a22 | 2491 | |
d43584c8 MC |
2492 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
2493 | fw = &bnx2_com_fw_09; | |
2494 | else | |
2495 | fw = &bnx2_com_fw_06; | |
fba9fe91 | 2496 | |
af3ee519 | 2497 | rc = load_cpu_fw(bp, &cpu_reg, fw); |
fba9fe91 MC |
2498 | if (rc) |
2499 | goto init_cpu_err; | |
2500 | ||
d43584c8 MC |
2501 | /* Initialize the Command Processor. */ |
2502 | cpu_reg.mode = BNX2_CP_CPU_MODE; | |
2503 | cpu_reg.mode_value_halt = BNX2_CP_CPU_MODE_SOFT_HALT; | |
2504 | cpu_reg.mode_value_sstep = BNX2_CP_CPU_MODE_STEP_ENA; | |
2505 | cpu_reg.state = BNX2_CP_CPU_STATE; | |
2506 | cpu_reg.state_value_clear = 0xffffff; | |
2507 | cpu_reg.gpr0 = BNX2_CP_CPU_REG_FILE; | |
2508 | cpu_reg.evmask = BNX2_CP_CPU_EVENT_MASK; | |
2509 | cpu_reg.pc = BNX2_CP_CPU_PROGRAM_COUNTER; | |
2510 | cpu_reg.inst = BNX2_CP_CPU_INSTRUCTION; | |
2511 | cpu_reg.bp = BNX2_CP_CPU_HW_BREAKPOINT; | |
2512 | cpu_reg.spad_base = BNX2_CP_SCRATCH; | |
2513 | cpu_reg.mips_view_base = 0x8000000; | |
b6016b76 | 2514 | |
d43584c8 MC |
2515 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
2516 | fw = &bnx2_cp_fw_09; | |
b6016b76 | 2517 | |
6c1bbcc8 | 2518 | rc = load_cpu_fw(bp, &cpu_reg, fw); |
d43584c8 MC |
2519 | if (rc) |
2520 | goto init_cpu_err; | |
2521 | } | |
fba9fe91 MC |
2522 | init_cpu_err: |
2523 | bnx2_gunzip_end(bp); | |
2524 | return rc; | |
b6016b76 MC |
2525 | } |
2526 | ||
2527 | static int | |
829ca9a3 | 2528 | bnx2_set_power_state(struct bnx2 *bp, pci_power_t state) |
b6016b76 MC |
2529 | { |
2530 | u16 pmcsr; | |
2531 | ||
2532 | pci_read_config_word(bp->pdev, bp->pm_cap + PCI_PM_CTRL, &pmcsr); | |
2533 | ||
2534 | switch (state) { | |
829ca9a3 | 2535 | case PCI_D0: { |
b6016b76 MC |
2536 | u32 val; |
2537 | ||
2538 | pci_write_config_word(bp->pdev, bp->pm_cap + PCI_PM_CTRL, | |
2539 | (pmcsr & ~PCI_PM_CTRL_STATE_MASK) | | |
2540 | PCI_PM_CTRL_PME_STATUS); | |
2541 | ||
2542 | if (pmcsr & PCI_PM_CTRL_STATE_MASK) | |
2543 | /* delay required during transition out of D3hot */ | |
2544 | msleep(20); | |
2545 | ||
2546 | val = REG_RD(bp, BNX2_EMAC_MODE); | |
2547 | val |= BNX2_EMAC_MODE_MPKT_RCVD | BNX2_EMAC_MODE_ACPI_RCVD; | |
2548 | val &= ~BNX2_EMAC_MODE_MPKT; | |
2549 | REG_WR(bp, BNX2_EMAC_MODE, val); | |
2550 | ||
2551 | val = REG_RD(bp, BNX2_RPM_CONFIG); | |
2552 | val &= ~BNX2_RPM_CONFIG_ACPI_ENA; | |
2553 | REG_WR(bp, BNX2_RPM_CONFIG, val); | |
2554 | break; | |
2555 | } | |
829ca9a3 | 2556 | case PCI_D3hot: { |
b6016b76 MC |
2557 | int i; |
2558 | u32 val, wol_msg; | |
2559 | ||
2560 | if (bp->wol) { | |
2561 | u32 advertising; | |
2562 | u8 autoneg; | |
2563 | ||
2564 | autoneg = bp->autoneg; | |
2565 | advertising = bp->advertising; | |
2566 | ||
2567 | bp->autoneg = AUTONEG_SPEED; | |
2568 | bp->advertising = ADVERTISED_10baseT_Half | | |
2569 | ADVERTISED_10baseT_Full | | |
2570 | ADVERTISED_100baseT_Half | | |
2571 | ADVERTISED_100baseT_Full | | |
2572 | ADVERTISED_Autoneg; | |
2573 | ||
2574 | bnx2_setup_copper_phy(bp); | |
2575 | ||
2576 | bp->autoneg = autoneg; | |
2577 | bp->advertising = advertising; | |
2578 | ||
2579 | bnx2_set_mac_addr(bp); | |
2580 | ||
2581 | val = REG_RD(bp, BNX2_EMAC_MODE); | |
2582 | ||
2583 | /* Enable port mode. */ | |
2584 | val &= ~BNX2_EMAC_MODE_PORT; | |
2585 | val |= BNX2_EMAC_MODE_PORT_MII | | |
2586 | BNX2_EMAC_MODE_MPKT_RCVD | | |
2587 | BNX2_EMAC_MODE_ACPI_RCVD | | |
b6016b76 MC |
2588 | BNX2_EMAC_MODE_MPKT; |
2589 | ||
2590 | REG_WR(bp, BNX2_EMAC_MODE, val); | |
2591 | ||
2592 | /* receive all multicast */ | |
2593 | for (i = 0; i < NUM_MC_HASH_REGISTERS; i++) { | |
2594 | REG_WR(bp, BNX2_EMAC_MULTICAST_HASH0 + (i * 4), | |
2595 | 0xffffffff); | |
2596 | } | |
2597 | REG_WR(bp, BNX2_EMAC_RX_MODE, | |
2598 | BNX2_EMAC_RX_MODE_SORT_MODE); | |
2599 | ||
2600 | val = 1 | BNX2_RPM_SORT_USER0_BC_EN | | |
2601 | BNX2_RPM_SORT_USER0_MC_EN; | |
2602 | REG_WR(bp, BNX2_RPM_SORT_USER0, 0x0); | |
2603 | REG_WR(bp, BNX2_RPM_SORT_USER0, val); | |
2604 | REG_WR(bp, BNX2_RPM_SORT_USER0, val | | |
2605 | BNX2_RPM_SORT_USER0_ENA); | |
2606 | ||
2607 | /* Need to enable EMAC and RPM for WOL. */ | |
2608 | REG_WR(bp, BNX2_MISC_ENABLE_SET_BITS, | |
2609 | BNX2_MISC_ENABLE_SET_BITS_RX_PARSER_MAC_ENABLE | | |
2610 | BNX2_MISC_ENABLE_SET_BITS_TX_HEADER_Q_ENABLE | | |
2611 | BNX2_MISC_ENABLE_SET_BITS_EMAC_ENABLE); | |
2612 | ||
2613 | val = REG_RD(bp, BNX2_RPM_CONFIG); | |
2614 | val &= ~BNX2_RPM_CONFIG_ACPI_ENA; | |
2615 | REG_WR(bp, BNX2_RPM_CONFIG, val); | |
2616 | ||
2617 | wol_msg = BNX2_DRV_MSG_CODE_SUSPEND_WOL; | |
2618 | } | |
2619 | else { | |
2620 | wol_msg = BNX2_DRV_MSG_CODE_SUSPEND_NO_WOL; | |
2621 | } | |
2622 | ||
dda1e390 MC |
2623 | if (!(bp->flags & NO_WOL_FLAG)) |
2624 | bnx2_fw_sync(bp, BNX2_DRV_MSG_DATA_WAIT3 | wol_msg, 0); | |
b6016b76 MC |
2625 | |
2626 | pmcsr &= ~PCI_PM_CTRL_STATE_MASK; | |
2627 | if ((CHIP_ID(bp) == CHIP_ID_5706_A0) || | |
2628 | (CHIP_ID(bp) == CHIP_ID_5706_A1)) { | |
2629 | ||
2630 | if (bp->wol) | |
2631 | pmcsr |= 3; | |
2632 | } | |
2633 | else { | |
2634 | pmcsr |= 3; | |
2635 | } | |
2636 | if (bp->wol) { | |
2637 | pmcsr |= PCI_PM_CTRL_PME_ENABLE; | |
2638 | } | |
2639 | pci_write_config_word(bp->pdev, bp->pm_cap + PCI_PM_CTRL, | |
2640 | pmcsr); | |
2641 | ||
2642 | /* No more memory access after this point until | |
2643 | * device is brought back to D0. | |
2644 | */ | |
2645 | udelay(50); | |
2646 | break; | |
2647 | } | |
2648 | default: | |
2649 | return -EINVAL; | |
2650 | } | |
2651 | return 0; | |
2652 | } | |
2653 | ||
2654 | static int | |
2655 | bnx2_acquire_nvram_lock(struct bnx2 *bp) | |
2656 | { | |
2657 | u32 val; | |
2658 | int j; | |
2659 | ||
2660 | /* Request access to the flash interface. */ | |
2661 | REG_WR(bp, BNX2_NVM_SW_ARB, BNX2_NVM_SW_ARB_ARB_REQ_SET2); | |
2662 | for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) { | |
2663 | val = REG_RD(bp, BNX2_NVM_SW_ARB); | |
2664 | if (val & BNX2_NVM_SW_ARB_ARB_ARB2) | |
2665 | break; | |
2666 | ||
2667 | udelay(5); | |
2668 | } | |
2669 | ||
2670 | if (j >= NVRAM_TIMEOUT_COUNT) | |
2671 | return -EBUSY; | |
2672 | ||
2673 | return 0; | |
2674 | } | |
2675 | ||
2676 | static int | |
2677 | bnx2_release_nvram_lock(struct bnx2 *bp) | |
2678 | { | |
2679 | int j; | |
2680 | u32 val; | |
2681 | ||
2682 | /* Relinquish nvram interface. */ | |
2683 | REG_WR(bp, BNX2_NVM_SW_ARB, BNX2_NVM_SW_ARB_ARB_REQ_CLR2); | |
2684 | ||
2685 | for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) { | |
2686 | val = REG_RD(bp, BNX2_NVM_SW_ARB); | |
2687 | if (!(val & BNX2_NVM_SW_ARB_ARB_ARB2)) | |
2688 | break; | |
2689 | ||
2690 | udelay(5); | |
2691 | } | |
2692 | ||
2693 | if (j >= NVRAM_TIMEOUT_COUNT) | |
2694 | return -EBUSY; | |
2695 | ||
2696 | return 0; | |
2697 | } | |
2698 | ||
2699 | ||
2700 | static int | |
2701 | bnx2_enable_nvram_write(struct bnx2 *bp) | |
2702 | { | |
2703 | u32 val; | |
2704 | ||
2705 | val = REG_RD(bp, BNX2_MISC_CFG); | |
2706 | REG_WR(bp, BNX2_MISC_CFG, val | BNX2_MISC_CFG_NVM_WR_EN_PCI); | |
2707 | ||
2708 | if (!bp->flash_info->buffered) { | |
2709 | int j; | |
2710 | ||
2711 | REG_WR(bp, BNX2_NVM_COMMAND, BNX2_NVM_COMMAND_DONE); | |
2712 | REG_WR(bp, BNX2_NVM_COMMAND, | |
2713 | BNX2_NVM_COMMAND_WREN | BNX2_NVM_COMMAND_DOIT); | |
2714 | ||
2715 | for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) { | |
2716 | udelay(5); | |
2717 | ||
2718 | val = REG_RD(bp, BNX2_NVM_COMMAND); | |
2719 | if (val & BNX2_NVM_COMMAND_DONE) | |
2720 | break; | |
2721 | } | |
2722 | ||
2723 | if (j >= NVRAM_TIMEOUT_COUNT) | |
2724 | return -EBUSY; | |
2725 | } | |
2726 | return 0; | |
2727 | } | |
2728 | ||
2729 | static void | |
2730 | bnx2_disable_nvram_write(struct bnx2 *bp) | |
2731 | { | |
2732 | u32 val; | |
2733 | ||
2734 | val = REG_RD(bp, BNX2_MISC_CFG); | |
2735 | REG_WR(bp, BNX2_MISC_CFG, val & ~BNX2_MISC_CFG_NVM_WR_EN); | |
2736 | } | |
2737 | ||
2738 | ||
2739 | static void | |
2740 | bnx2_enable_nvram_access(struct bnx2 *bp) | |
2741 | { | |
2742 | u32 val; | |
2743 | ||
2744 | val = REG_RD(bp, BNX2_NVM_ACCESS_ENABLE); | |
2745 | /* Enable both bits, even on read. */ | |
6aa20a22 | 2746 | REG_WR(bp, BNX2_NVM_ACCESS_ENABLE, |
b6016b76 MC |
2747 | val | BNX2_NVM_ACCESS_ENABLE_EN | BNX2_NVM_ACCESS_ENABLE_WR_EN); |
2748 | } | |
2749 | ||
2750 | static void | |
2751 | bnx2_disable_nvram_access(struct bnx2 *bp) | |
2752 | { | |
2753 | u32 val; | |
2754 | ||
2755 | val = REG_RD(bp, BNX2_NVM_ACCESS_ENABLE); | |
2756 | /* Disable both bits, even after read. */ | |
6aa20a22 | 2757 | REG_WR(bp, BNX2_NVM_ACCESS_ENABLE, |
b6016b76 MC |
2758 | val & ~(BNX2_NVM_ACCESS_ENABLE_EN | |
2759 | BNX2_NVM_ACCESS_ENABLE_WR_EN)); | |
2760 | } | |
2761 | ||
2762 | static int | |
2763 | bnx2_nvram_erase_page(struct bnx2 *bp, u32 offset) | |
2764 | { | |
2765 | u32 cmd; | |
2766 | int j; | |
2767 | ||
2768 | if (bp->flash_info->buffered) | |
2769 | /* Buffered flash, no erase needed */ | |
2770 | return 0; | |
2771 | ||
2772 | /* Build an erase command */ | |
2773 | cmd = BNX2_NVM_COMMAND_ERASE | BNX2_NVM_COMMAND_WR | | |
2774 | BNX2_NVM_COMMAND_DOIT; | |
2775 | ||
2776 | /* Need to clear DONE bit separately. */ | |
2777 | REG_WR(bp, BNX2_NVM_COMMAND, BNX2_NVM_COMMAND_DONE); | |
2778 | ||
2779 | /* Address of the NVRAM to read from. */ | |
2780 | REG_WR(bp, BNX2_NVM_ADDR, offset & BNX2_NVM_ADDR_NVM_ADDR_VALUE); | |
2781 | ||
2782 | /* Issue an erase command. */ | |
2783 | REG_WR(bp, BNX2_NVM_COMMAND, cmd); | |
2784 | ||
2785 | /* Wait for completion. */ | |
2786 | for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) { | |
2787 | u32 val; | |
2788 | ||
2789 | udelay(5); | |
2790 | ||
2791 | val = REG_RD(bp, BNX2_NVM_COMMAND); | |
2792 | if (val & BNX2_NVM_COMMAND_DONE) | |
2793 | break; | |
2794 | } | |
2795 | ||
2796 | if (j >= NVRAM_TIMEOUT_COUNT) | |
2797 | return -EBUSY; | |
2798 | ||
2799 | return 0; | |
2800 | } | |
2801 | ||
2802 | static int | |
2803 | bnx2_nvram_read_dword(struct bnx2 *bp, u32 offset, u8 *ret_val, u32 cmd_flags) | |
2804 | { | |
2805 | u32 cmd; | |
2806 | int j; | |
2807 | ||
2808 | /* Build the command word. */ | |
2809 | cmd = BNX2_NVM_COMMAND_DOIT | cmd_flags; | |
2810 | ||
2811 | /* Calculate an offset of a buffered flash. */ | |
2812 | if (bp->flash_info->buffered) { | |
2813 | offset = ((offset / bp->flash_info->page_size) << | |
2814 | bp->flash_info->page_bits) + | |
2815 | (offset % bp->flash_info->page_size); | |
2816 | } | |
2817 | ||
2818 | /* Need to clear DONE bit separately. */ | |
2819 | REG_WR(bp, BNX2_NVM_COMMAND, BNX2_NVM_COMMAND_DONE); | |
2820 | ||
2821 | /* Address of the NVRAM to read from. */ | |
2822 | REG_WR(bp, BNX2_NVM_ADDR, offset & BNX2_NVM_ADDR_NVM_ADDR_VALUE); | |
2823 | ||
2824 | /* Issue a read command. */ | |
2825 | REG_WR(bp, BNX2_NVM_COMMAND, cmd); | |
2826 | ||
2827 | /* Wait for completion. */ | |
2828 | for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) { | |
2829 | u32 val; | |
2830 | ||
2831 | udelay(5); | |
2832 | ||
2833 | val = REG_RD(bp, BNX2_NVM_COMMAND); | |
2834 | if (val & BNX2_NVM_COMMAND_DONE) { | |
2835 | val = REG_RD(bp, BNX2_NVM_READ); | |
2836 | ||
2837 | val = be32_to_cpu(val); | |
2838 | memcpy(ret_val, &val, 4); | |
2839 | break; | |
2840 | } | |
2841 | } | |
2842 | if (j >= NVRAM_TIMEOUT_COUNT) | |
2843 | return -EBUSY; | |
2844 | ||
2845 | return 0; | |
2846 | } | |
2847 | ||
2848 | ||
2849 | static int | |
2850 | bnx2_nvram_write_dword(struct bnx2 *bp, u32 offset, u8 *val, u32 cmd_flags) | |
2851 | { | |
2852 | u32 cmd, val32; | |
2853 | int j; | |
2854 | ||
2855 | /* Build the command word. */ | |
2856 | cmd = BNX2_NVM_COMMAND_DOIT | BNX2_NVM_COMMAND_WR | cmd_flags; | |
2857 | ||
2858 | /* Calculate an offset of a buffered flash. */ | |
2859 | if (bp->flash_info->buffered) { | |
2860 | offset = ((offset / bp->flash_info->page_size) << | |
2861 | bp->flash_info->page_bits) + | |
2862 | (offset % bp->flash_info->page_size); | |
2863 | } | |
2864 | ||
2865 | /* Need to clear DONE bit separately. */ | |
2866 | REG_WR(bp, BNX2_NVM_COMMAND, BNX2_NVM_COMMAND_DONE); | |
2867 | ||
2868 | memcpy(&val32, val, 4); | |
2869 | val32 = cpu_to_be32(val32); | |
2870 | ||
2871 | /* Write the data. */ | |
2872 | REG_WR(bp, BNX2_NVM_WRITE, val32); | |
2873 | ||
2874 | /* Address of the NVRAM to write to. */ | |
2875 | REG_WR(bp, BNX2_NVM_ADDR, offset & BNX2_NVM_ADDR_NVM_ADDR_VALUE); | |
2876 | ||
2877 | /* Issue the write command. */ | |
2878 | REG_WR(bp, BNX2_NVM_COMMAND, cmd); | |
2879 | ||
2880 | /* Wait for completion. */ | |
2881 | for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) { | |
2882 | udelay(5); | |
2883 | ||
2884 | if (REG_RD(bp, BNX2_NVM_COMMAND) & BNX2_NVM_COMMAND_DONE) | |
2885 | break; | |
2886 | } | |
2887 | if (j >= NVRAM_TIMEOUT_COUNT) | |
2888 | return -EBUSY; | |
2889 | ||
2890 | return 0; | |
2891 | } | |
2892 | ||
2893 | static int | |
2894 | bnx2_init_nvram(struct bnx2 *bp) | |
2895 | { | |
2896 | u32 val; | |
2897 | int j, entry_count, rc; | |
2898 | struct flash_spec *flash; | |
2899 | ||
2900 | /* Determine the selected interface. */ | |
2901 | val = REG_RD(bp, BNX2_NVM_CFG1); | |
2902 | ||
2903 | entry_count = sizeof(flash_table) / sizeof(struct flash_spec); | |
2904 | ||
2905 | rc = 0; | |
2906 | if (val & 0x40000000) { | |
2907 | ||
2908 | /* Flash interface has been reconfigured */ | |
2909 | for (j = 0, flash = &flash_table[0]; j < entry_count; | |
37137709 MC |
2910 | j++, flash++) { |
2911 | if ((val & FLASH_BACKUP_STRAP_MASK) == | |
2912 | (flash->config1 & FLASH_BACKUP_STRAP_MASK)) { | |
b6016b76 MC |
2913 | bp->flash_info = flash; |
2914 | break; | |
2915 | } | |
2916 | } | |
2917 | } | |
2918 | else { | |
37137709 | 2919 | u32 mask; |
b6016b76 MC |
2920 | /* Not yet been reconfigured */ |
2921 | ||
37137709 MC |
2922 | if (val & (1 << 23)) |
2923 | mask = FLASH_BACKUP_STRAP_MASK; | |
2924 | else | |
2925 | mask = FLASH_STRAP_MASK; | |
2926 | ||
b6016b76 MC |
2927 | for (j = 0, flash = &flash_table[0]; j < entry_count; |
2928 | j++, flash++) { | |
2929 | ||
37137709 | 2930 | if ((val & mask) == (flash->strapping & mask)) { |
b6016b76 MC |
2931 | bp->flash_info = flash; |
2932 | ||
2933 | /* Request access to the flash interface. */ | |
2934 | if ((rc = bnx2_acquire_nvram_lock(bp)) != 0) | |
2935 | return rc; | |
2936 | ||
2937 | /* Enable access to flash interface */ | |
2938 | bnx2_enable_nvram_access(bp); | |
2939 | ||
2940 | /* Reconfigure the flash interface */ | |
2941 | REG_WR(bp, BNX2_NVM_CFG1, flash->config1); | |
2942 | REG_WR(bp, BNX2_NVM_CFG2, flash->config2); | |
2943 | REG_WR(bp, BNX2_NVM_CFG3, flash->config3); | |
2944 | REG_WR(bp, BNX2_NVM_WRITE1, flash->write1); | |
2945 | ||
2946 | /* Disable access to flash interface */ | |
2947 | bnx2_disable_nvram_access(bp); | |
2948 | bnx2_release_nvram_lock(bp); | |
2949 | ||
2950 | break; | |
2951 | } | |
2952 | } | |
2953 | } /* if (val & 0x40000000) */ | |
2954 | ||
2955 | if (j == entry_count) { | |
2956 | bp->flash_info = NULL; | |
2f23c523 | 2957 | printk(KERN_ALERT PFX "Unknown flash/EEPROM type.\n"); |
1122db71 | 2958 | return -ENODEV; |
b6016b76 MC |
2959 | } |
2960 | ||
1122db71 MC |
2961 | val = REG_RD_IND(bp, bp->shmem_base + BNX2_SHARED_HW_CFG_CONFIG2); |
2962 | val &= BNX2_SHARED_HW_CFG2_NVM_SIZE_MASK; | |
2963 | if (val) | |
2964 | bp->flash_size = val; | |
2965 | else | |
2966 | bp->flash_size = bp->flash_info->total_size; | |
2967 | ||
b6016b76 MC |
2968 | return rc; |
2969 | } | |
2970 | ||
2971 | static int | |
2972 | bnx2_nvram_read(struct bnx2 *bp, u32 offset, u8 *ret_buf, | |
2973 | int buf_size) | |
2974 | { | |
2975 | int rc = 0; | |
2976 | u32 cmd_flags, offset32, len32, extra; | |
2977 | ||
2978 | if (buf_size == 0) | |
2979 | return 0; | |
2980 | ||
2981 | /* Request access to the flash interface. */ | |
2982 | if ((rc = bnx2_acquire_nvram_lock(bp)) != 0) | |
2983 | return rc; | |
2984 | ||
2985 | /* Enable access to flash interface */ | |
2986 | bnx2_enable_nvram_access(bp); | |
2987 | ||
2988 | len32 = buf_size; | |
2989 | offset32 = offset; | |
2990 | extra = 0; | |
2991 | ||
2992 | cmd_flags = 0; | |
2993 | ||
2994 | if (offset32 & 3) { | |
2995 | u8 buf[4]; | |
2996 | u32 pre_len; | |
2997 | ||
2998 | offset32 &= ~3; | |
2999 | pre_len = 4 - (offset & 3); | |
3000 | ||
3001 | if (pre_len >= len32) { | |
3002 | pre_len = len32; | |
3003 | cmd_flags = BNX2_NVM_COMMAND_FIRST | | |
3004 | BNX2_NVM_COMMAND_LAST; | |
3005 | } | |
3006 | else { | |
3007 | cmd_flags = BNX2_NVM_COMMAND_FIRST; | |
3008 | } | |
3009 | ||
3010 | rc = bnx2_nvram_read_dword(bp, offset32, buf, cmd_flags); | |
3011 | ||
3012 | if (rc) | |
3013 | return rc; | |
3014 | ||
3015 | memcpy(ret_buf, buf + (offset & 3), pre_len); | |
3016 | ||
3017 | offset32 += 4; | |
3018 | ret_buf += pre_len; | |
3019 | len32 -= pre_len; | |
3020 | } | |
3021 | if (len32 & 3) { | |
3022 | extra = 4 - (len32 & 3); | |
3023 | len32 = (len32 + 4) & ~3; | |
3024 | } | |
3025 | ||
3026 | if (len32 == 4) { | |
3027 | u8 buf[4]; | |
3028 | ||
3029 | if (cmd_flags) | |
3030 | cmd_flags = BNX2_NVM_COMMAND_LAST; | |
3031 | else | |
3032 | cmd_flags = BNX2_NVM_COMMAND_FIRST | | |
3033 | BNX2_NVM_COMMAND_LAST; | |
3034 | ||
3035 | rc = bnx2_nvram_read_dword(bp, offset32, buf, cmd_flags); | |
3036 | ||
3037 | memcpy(ret_buf, buf, 4 - extra); | |
3038 | } | |
3039 | else if (len32 > 0) { | |
3040 | u8 buf[4]; | |
3041 | ||
3042 | /* Read the first word. */ | |
3043 | if (cmd_flags) | |
3044 | cmd_flags = 0; | |
3045 | else | |
3046 | cmd_flags = BNX2_NVM_COMMAND_FIRST; | |
3047 | ||
3048 | rc = bnx2_nvram_read_dword(bp, offset32, ret_buf, cmd_flags); | |
3049 | ||
3050 | /* Advance to the next dword. */ | |
3051 | offset32 += 4; | |
3052 | ret_buf += 4; | |
3053 | len32 -= 4; | |
3054 | ||
3055 | while (len32 > 4 && rc == 0) { | |
3056 | rc = bnx2_nvram_read_dword(bp, offset32, ret_buf, 0); | |
3057 | ||
3058 | /* Advance to the next dword. */ | |
3059 | offset32 += 4; | |
3060 | ret_buf += 4; | |
3061 | len32 -= 4; | |
3062 | } | |
3063 | ||
3064 | if (rc) | |
3065 | return rc; | |
3066 | ||
3067 | cmd_flags = BNX2_NVM_COMMAND_LAST; | |
3068 | rc = bnx2_nvram_read_dword(bp, offset32, buf, cmd_flags); | |
3069 | ||
3070 | memcpy(ret_buf, buf, 4 - extra); | |
3071 | } | |
3072 | ||
3073 | /* Disable access to flash interface */ | |
3074 | bnx2_disable_nvram_access(bp); | |
3075 | ||
3076 | bnx2_release_nvram_lock(bp); | |
3077 | ||
3078 | return rc; | |
3079 | } | |
3080 | ||
3081 | static int | |
3082 | bnx2_nvram_write(struct bnx2 *bp, u32 offset, u8 *data_buf, | |
3083 | int buf_size) | |
3084 | { | |
3085 | u32 written, offset32, len32; | |
ae181bc4 | 3086 | u8 *buf, start[4], end[4], *flash_buffer = NULL; |
b6016b76 MC |
3087 | int rc = 0; |
3088 | int align_start, align_end; | |
3089 | ||
3090 | buf = data_buf; | |
3091 | offset32 = offset; | |
3092 | len32 = buf_size; | |
3093 | align_start = align_end = 0; | |
3094 | ||
3095 | if ((align_start = (offset32 & 3))) { | |
3096 | offset32 &= ~3; | |
6a13add1 | 3097 | len32 += (4 - align_start); |
b6016b76 MC |
3098 | if ((rc = bnx2_nvram_read(bp, offset32, start, 4))) |
3099 | return rc; | |
3100 | } | |
3101 | ||
3102 | if (len32 & 3) { | |
3103 | if ((len32 > 4) || !align_start) { | |
3104 | align_end = 4 - (len32 & 3); | |
3105 | len32 += align_end; | |
3106 | if ((rc = bnx2_nvram_read(bp, offset32 + len32 - 4, | |
3107 | end, 4))) { | |
3108 | return rc; | |
3109 | } | |
3110 | } | |
3111 | } | |
3112 | ||
3113 | if (align_start || align_end) { | |
3114 | buf = kmalloc(len32, GFP_KERNEL); | |
6a13add1 | 3115 | if (buf == NULL) |
b6016b76 MC |
3116 | return -ENOMEM; |
3117 | if (align_start) { | |
3118 | memcpy(buf, start, 4); | |
3119 | } | |
3120 | if (align_end) { | |
3121 | memcpy(buf + len32 - 4, end, 4); | |
3122 | } | |
3123 | memcpy(buf + align_start, data_buf, buf_size); | |
3124 | } | |
3125 | ||
ae181bc4 MC |
3126 | if (bp->flash_info->buffered == 0) { |
3127 | flash_buffer = kmalloc(264, GFP_KERNEL); | |
3128 | if (flash_buffer == NULL) { | |
3129 | rc = -ENOMEM; | |
3130 | goto nvram_write_end; | |
3131 | } | |
3132 | } | |
3133 | ||
b6016b76 MC |
3134 | written = 0; |
3135 | while ((written < len32) && (rc == 0)) { | |
3136 | u32 page_start, page_end, data_start, data_end; | |
3137 | u32 addr, cmd_flags; | |
3138 | int i; | |
b6016b76 MC |
3139 | |
3140 | /* Find the page_start addr */ | |
3141 | page_start = offset32 + written; | |
3142 | page_start -= (page_start % bp->flash_info->page_size); | |
3143 | /* Find the page_end addr */ | |
3144 | page_end = page_start + bp->flash_info->page_size; | |
3145 | /* Find the data_start addr */ | |
3146 | data_start = (written == 0) ? offset32 : page_start; | |
3147 | /* Find the data_end addr */ | |
6aa20a22 | 3148 | data_end = (page_end > offset32 + len32) ? |
b6016b76 MC |
3149 | (offset32 + len32) : page_end; |
3150 | ||
3151 | /* Request access to the flash interface. */ | |
3152 | if ((rc = bnx2_acquire_nvram_lock(bp)) != 0) | |
3153 | goto nvram_write_end; | |
3154 | ||
3155 | /* Enable access to flash interface */ | |
3156 | bnx2_enable_nvram_access(bp); | |
3157 | ||
3158 | cmd_flags = BNX2_NVM_COMMAND_FIRST; | |
3159 | if (bp->flash_info->buffered == 0) { | |
3160 | int j; | |
3161 | ||
3162 | /* Read the whole page into the buffer | |
3163 | * (non-buffer flash only) */ | |
3164 | for (j = 0; j < bp->flash_info->page_size; j += 4) { | |
3165 | if (j == (bp->flash_info->page_size - 4)) { | |
3166 | cmd_flags |= BNX2_NVM_COMMAND_LAST; | |
3167 | } | |
3168 | rc = bnx2_nvram_read_dword(bp, | |
6aa20a22 JG |
3169 | page_start + j, |
3170 | &flash_buffer[j], | |
b6016b76 MC |
3171 | cmd_flags); |
3172 | ||
3173 | if (rc) | |
3174 | goto nvram_write_end; | |
3175 | ||
3176 | cmd_flags = 0; | |
3177 | } | |
3178 | } | |
3179 | ||
3180 | /* Enable writes to flash interface (unlock write-protect) */ | |
3181 | if ((rc = bnx2_enable_nvram_write(bp)) != 0) | |
3182 | goto nvram_write_end; | |
3183 | ||
3184 | /* Erase the page */ | |
3185 | if ((rc = bnx2_nvram_erase_page(bp, page_start)) != 0) | |
3186 | goto nvram_write_end; | |
3187 | ||
3188 | /* Re-enable the write again for the actual write */ | |
3189 | bnx2_enable_nvram_write(bp); | |
3190 | ||
3191 | /* Loop to write back the buffer data from page_start to | |
3192 | * data_start */ | |
3193 | i = 0; | |
3194 | if (bp->flash_info->buffered == 0) { | |
3195 | for (addr = page_start; addr < data_start; | |
3196 | addr += 4, i += 4) { | |
6aa20a22 | 3197 | |
b6016b76 MC |
3198 | rc = bnx2_nvram_write_dword(bp, addr, |
3199 | &flash_buffer[i], cmd_flags); | |
3200 | ||
3201 | if (rc != 0) | |
3202 | goto nvram_write_end; | |
3203 | ||
3204 | cmd_flags = 0; | |
3205 | } | |
3206 | } | |
3207 | ||
3208 | /* Loop to write the new data from data_start to data_end */ | |
bae25761 | 3209 | for (addr = data_start; addr < data_end; addr += 4, i += 4) { |
b6016b76 MC |
3210 | if ((addr == page_end - 4) || |
3211 | ((bp->flash_info->buffered) && | |
3212 | (addr == data_end - 4))) { | |
3213 | ||
3214 | cmd_flags |= BNX2_NVM_COMMAND_LAST; | |
3215 | } | |
3216 | rc = bnx2_nvram_write_dword(bp, addr, buf, | |
3217 | cmd_flags); | |
3218 | ||
3219 | if (rc != 0) | |
3220 | goto nvram_write_end; | |
3221 | ||
3222 | cmd_flags = 0; | |
3223 | buf += 4; | |
3224 | } | |
3225 | ||
3226 | /* Loop to write back the buffer data from data_end | |
3227 | * to page_end */ | |
3228 | if (bp->flash_info->buffered == 0) { | |
3229 | for (addr = data_end; addr < page_end; | |
3230 | addr += 4, i += 4) { | |
6aa20a22 | 3231 | |
b6016b76 MC |
3232 | if (addr == page_end-4) { |
3233 | cmd_flags = BNX2_NVM_COMMAND_LAST; | |
3234 | } | |
3235 | rc = bnx2_nvram_write_dword(bp, addr, | |
3236 | &flash_buffer[i], cmd_flags); | |
3237 | ||
3238 | if (rc != 0) | |
3239 | goto nvram_write_end; | |
3240 | ||
3241 | cmd_flags = 0; | |
3242 | } | |
3243 | } | |
3244 | ||
3245 | /* Disable writes to flash interface (lock write-protect) */ | |
3246 | bnx2_disable_nvram_write(bp); | |
3247 | ||
3248 | /* Disable access to flash interface */ | |
3249 | bnx2_disable_nvram_access(bp); | |
3250 | bnx2_release_nvram_lock(bp); | |
3251 | ||
3252 | /* Increment written */ | |
3253 | written += data_end - data_start; | |
3254 | } | |
3255 | ||
3256 | nvram_write_end: | |
ae181bc4 MC |
3257 | if (bp->flash_info->buffered == 0) |
3258 | kfree(flash_buffer); | |
3259 | ||
b6016b76 MC |
3260 | if (align_start || align_end) |
3261 | kfree(buf); | |
3262 | return rc; | |
3263 | } | |
3264 | ||
3265 | static int | |
3266 | bnx2_reset_chip(struct bnx2 *bp, u32 reset_code) | |
3267 | { | |
3268 | u32 val; | |
3269 | int i, rc = 0; | |
3270 | ||
3271 | /* Wait for the current PCI transaction to complete before | |
3272 | * issuing a reset. */ | |
3273 | REG_WR(bp, BNX2_MISC_ENABLE_CLR_BITS, | |
3274 | BNX2_MISC_ENABLE_CLR_BITS_TX_DMA_ENABLE | | |
3275 | BNX2_MISC_ENABLE_CLR_BITS_DMA_ENGINE_ENABLE | | |
3276 | BNX2_MISC_ENABLE_CLR_BITS_RX_DMA_ENABLE | | |
3277 | BNX2_MISC_ENABLE_CLR_BITS_HOST_COALESCE_ENABLE); | |
3278 | val = REG_RD(bp, BNX2_MISC_ENABLE_CLR_BITS); | |
3279 | udelay(5); | |
3280 | ||
b090ae2b MC |
3281 | /* Wait for the firmware to tell us it is ok to issue a reset. */ |
3282 | bnx2_fw_sync(bp, BNX2_DRV_MSG_DATA_WAIT0 | reset_code, 1); | |
3283 | ||
b6016b76 MC |
3284 | /* Deposit a driver reset signature so the firmware knows that |
3285 | * this is a soft reset. */ | |
e3648b3d | 3286 | REG_WR_IND(bp, bp->shmem_base + BNX2_DRV_RESET_SIGNATURE, |
b6016b76 MC |
3287 | BNX2_DRV_RESET_SIGNATURE_MAGIC); |
3288 | ||
b6016b76 MC |
3289 | /* Do a dummy read to force the chip to complete all current transaction |
3290 | * before we issue a reset. */ | |
3291 | val = REG_RD(bp, BNX2_MISC_ID); | |
3292 | ||
234754d5 MC |
3293 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
3294 | REG_WR(bp, BNX2_MISC_COMMAND, BNX2_MISC_COMMAND_SW_RESET); | |
3295 | REG_RD(bp, BNX2_MISC_COMMAND); | |
3296 | udelay(5); | |
b6016b76 | 3297 | |
234754d5 MC |
3298 | val = BNX2_PCICFG_MISC_CONFIG_REG_WINDOW_ENA | |
3299 | BNX2_PCICFG_MISC_CONFIG_TARGET_MB_WORD_SWAP; | |
b6016b76 | 3300 | |
234754d5 | 3301 | pci_write_config_dword(bp->pdev, BNX2_PCICFG_MISC_CONFIG, val); |
b6016b76 | 3302 | |
234754d5 MC |
3303 | } else { |
3304 | val = BNX2_PCICFG_MISC_CONFIG_CORE_RST_REQ | | |
3305 | BNX2_PCICFG_MISC_CONFIG_REG_WINDOW_ENA | | |
3306 | BNX2_PCICFG_MISC_CONFIG_TARGET_MB_WORD_SWAP; | |
3307 | ||
3308 | /* Chip reset. */ | |
3309 | REG_WR(bp, BNX2_PCICFG_MISC_CONFIG, val); | |
3310 | ||
3311 | if ((CHIP_ID(bp) == CHIP_ID_5706_A0) || | |
3312 | (CHIP_ID(bp) == CHIP_ID_5706_A1)) { | |
3313 | current->state = TASK_UNINTERRUPTIBLE; | |
3314 | schedule_timeout(HZ / 50); | |
b6016b76 | 3315 | } |
b6016b76 | 3316 | |
234754d5 MC |
3317 | /* Reset takes approximate 30 usec */ |
3318 | for (i = 0; i < 10; i++) { | |
3319 | val = REG_RD(bp, BNX2_PCICFG_MISC_CONFIG); | |
3320 | if ((val & (BNX2_PCICFG_MISC_CONFIG_CORE_RST_REQ | | |
3321 | BNX2_PCICFG_MISC_CONFIG_CORE_RST_BSY)) == 0) | |
3322 | break; | |
3323 | udelay(10); | |
3324 | } | |
3325 | ||
3326 | if (val & (BNX2_PCICFG_MISC_CONFIG_CORE_RST_REQ | | |
3327 | BNX2_PCICFG_MISC_CONFIG_CORE_RST_BSY)) { | |
3328 | printk(KERN_ERR PFX "Chip reset did not complete\n"); | |
3329 | return -EBUSY; | |
3330 | } | |
b6016b76 MC |
3331 | } |
3332 | ||
3333 | /* Make sure byte swapping is properly configured. */ | |
3334 | val = REG_RD(bp, BNX2_PCI_SWAP_DIAG0); | |
3335 | if (val != 0x01020304) { | |
3336 | printk(KERN_ERR PFX "Chip not in correct endian mode\n"); | |
3337 | return -ENODEV; | |
3338 | } | |
3339 | ||
b6016b76 | 3340 | /* Wait for the firmware to finish its initialization. */ |
b090ae2b MC |
3341 | rc = bnx2_fw_sync(bp, BNX2_DRV_MSG_DATA_WAIT1 | reset_code, 0); |
3342 | if (rc) | |
3343 | return rc; | |
b6016b76 MC |
3344 | |
3345 | if (CHIP_ID(bp) == CHIP_ID_5706_A0) { | |
3346 | /* Adjust the voltage regular to two steps lower. The default | |
3347 | * of this register is 0x0000000e. */ | |
3348 | REG_WR(bp, BNX2_MISC_VREG_CONTROL, 0x000000fa); | |
3349 | ||
3350 | /* Remove bad rbuf memory from the free pool. */ | |
3351 | rc = bnx2_alloc_bad_rbuf(bp); | |
3352 | } | |
3353 | ||
3354 | return rc; | |
3355 | } | |
3356 | ||
3357 | static int | |
3358 | bnx2_init_chip(struct bnx2 *bp) | |
3359 | { | |
3360 | u32 val; | |
b090ae2b | 3361 | int rc; |
b6016b76 MC |
3362 | |
3363 | /* Make sure the interrupt is not active. */ | |
3364 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, BNX2_PCICFG_INT_ACK_CMD_MASK_INT); | |
3365 | ||
3366 | val = BNX2_DMA_CONFIG_DATA_BYTE_SWAP | | |
3367 | BNX2_DMA_CONFIG_DATA_WORD_SWAP | | |
3368 | #ifdef __BIG_ENDIAN | |
6aa20a22 | 3369 | BNX2_DMA_CONFIG_CNTL_BYTE_SWAP | |
b6016b76 | 3370 | #endif |
6aa20a22 | 3371 | BNX2_DMA_CONFIG_CNTL_WORD_SWAP | |
b6016b76 MC |
3372 | DMA_READ_CHANS << 12 | |
3373 | DMA_WRITE_CHANS << 16; | |
3374 | ||
3375 | val |= (0x2 << 20) | (1 << 11); | |
3376 | ||
dda1e390 | 3377 | if ((bp->flags & PCIX_FLAG) && (bp->bus_speed_mhz == 133)) |
b6016b76 MC |
3378 | val |= (1 << 23); |
3379 | ||
3380 | if ((CHIP_NUM(bp) == CHIP_NUM_5706) && | |
3381 | (CHIP_ID(bp) != CHIP_ID_5706_A0) && !(bp->flags & PCIX_FLAG)) | |
3382 | val |= BNX2_DMA_CONFIG_CNTL_PING_PONG_DMA; | |
3383 | ||
3384 | REG_WR(bp, BNX2_DMA_CONFIG, val); | |
3385 | ||
3386 | if (CHIP_ID(bp) == CHIP_ID_5706_A0) { | |
3387 | val = REG_RD(bp, BNX2_TDMA_CONFIG); | |
3388 | val |= BNX2_TDMA_CONFIG_ONE_DMA; | |
3389 | REG_WR(bp, BNX2_TDMA_CONFIG, val); | |
3390 | } | |
3391 | ||
3392 | if (bp->flags & PCIX_FLAG) { | |
3393 | u16 val16; | |
3394 | ||
3395 | pci_read_config_word(bp->pdev, bp->pcix_cap + PCI_X_CMD, | |
3396 | &val16); | |
3397 | pci_write_config_word(bp->pdev, bp->pcix_cap + PCI_X_CMD, | |
3398 | val16 & ~PCI_X_CMD_ERO); | |
3399 | } | |
3400 | ||
3401 | REG_WR(bp, BNX2_MISC_ENABLE_SET_BITS, | |
3402 | BNX2_MISC_ENABLE_SET_BITS_HOST_COALESCE_ENABLE | | |
3403 | BNX2_MISC_ENABLE_STATUS_BITS_RX_V2P_ENABLE | | |
3404 | BNX2_MISC_ENABLE_STATUS_BITS_CONTEXT_ENABLE); | |
3405 | ||
3406 | /* Initialize context mapping and zero out the quick contexts. The | |
3407 | * context block must have already been enabled. */ | |
59b47d8a MC |
3408 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
3409 | bnx2_init_5709_context(bp); | |
3410 | else | |
3411 | bnx2_init_context(bp); | |
b6016b76 | 3412 | |
fba9fe91 MC |
3413 | if ((rc = bnx2_init_cpus(bp)) != 0) |
3414 | return rc; | |
3415 | ||
b6016b76 MC |
3416 | bnx2_init_nvram(bp); |
3417 | ||
3418 | bnx2_set_mac_addr(bp); | |
3419 | ||
3420 | val = REG_RD(bp, BNX2_MQ_CONFIG); | |
3421 | val &= ~BNX2_MQ_CONFIG_KNL_BYP_BLK_SIZE; | |
3422 | val |= BNX2_MQ_CONFIG_KNL_BYP_BLK_SIZE_256; | |
3423 | REG_WR(bp, BNX2_MQ_CONFIG, val); | |
3424 | ||
3425 | val = 0x10000 + (MAX_CID_CNT * MB_KERNEL_CTX_SIZE); | |
3426 | REG_WR(bp, BNX2_MQ_KNL_BYP_WIND_START, val); | |
3427 | REG_WR(bp, BNX2_MQ_KNL_WIND_END, val); | |
3428 | ||
3429 | val = (BCM_PAGE_BITS - 8) << 24; | |
3430 | REG_WR(bp, BNX2_RV2P_CONFIG, val); | |
3431 | ||
3432 | /* Configure page size. */ | |
3433 | val = REG_RD(bp, BNX2_TBDR_CONFIG); | |
3434 | val &= ~BNX2_TBDR_CONFIG_PAGE_SIZE; | |
3435 | val |= (BCM_PAGE_BITS - 8) << 24 | 0x40; | |
3436 | REG_WR(bp, BNX2_TBDR_CONFIG, val); | |
3437 | ||
3438 | val = bp->mac_addr[0] + | |
3439 | (bp->mac_addr[1] << 8) + | |
3440 | (bp->mac_addr[2] << 16) + | |
3441 | bp->mac_addr[3] + | |
3442 | (bp->mac_addr[4] << 8) + | |
3443 | (bp->mac_addr[5] << 16); | |
3444 | REG_WR(bp, BNX2_EMAC_BACKOFF_SEED, val); | |
3445 | ||
3446 | /* Program the MTU. Also include 4 bytes for CRC32. */ | |
3447 | val = bp->dev->mtu + ETH_HLEN + 4; | |
3448 | if (val > (MAX_ETHERNET_PACKET_SIZE + 4)) | |
3449 | val |= BNX2_EMAC_RX_MTU_SIZE_JUMBO_ENA; | |
3450 | REG_WR(bp, BNX2_EMAC_RX_MTU_SIZE, val); | |
3451 | ||
3452 | bp->last_status_idx = 0; | |
3453 | bp->rx_mode = BNX2_EMAC_RX_MODE_SORT_MODE; | |
3454 | ||
3455 | /* Set up how to generate a link change interrupt. */ | |
3456 | REG_WR(bp, BNX2_EMAC_ATTENTION_ENA, BNX2_EMAC_ATTENTION_ENA_LINK); | |
3457 | ||
3458 | REG_WR(bp, BNX2_HC_STATUS_ADDR_L, | |
3459 | (u64) bp->status_blk_mapping & 0xffffffff); | |
3460 | REG_WR(bp, BNX2_HC_STATUS_ADDR_H, (u64) bp->status_blk_mapping >> 32); | |
3461 | ||
3462 | REG_WR(bp, BNX2_HC_STATISTICS_ADDR_L, | |
3463 | (u64) bp->stats_blk_mapping & 0xffffffff); | |
3464 | REG_WR(bp, BNX2_HC_STATISTICS_ADDR_H, | |
3465 | (u64) bp->stats_blk_mapping >> 32); | |
3466 | ||
6aa20a22 | 3467 | REG_WR(bp, BNX2_HC_TX_QUICK_CONS_TRIP, |
b6016b76 MC |
3468 | (bp->tx_quick_cons_trip_int << 16) | bp->tx_quick_cons_trip); |
3469 | ||
3470 | REG_WR(bp, BNX2_HC_RX_QUICK_CONS_TRIP, | |
3471 | (bp->rx_quick_cons_trip_int << 16) | bp->rx_quick_cons_trip); | |
3472 | ||
3473 | REG_WR(bp, BNX2_HC_COMP_PROD_TRIP, | |
3474 | (bp->comp_prod_trip_int << 16) | bp->comp_prod_trip); | |
3475 | ||
3476 | REG_WR(bp, BNX2_HC_TX_TICKS, (bp->tx_ticks_int << 16) | bp->tx_ticks); | |
3477 | ||
3478 | REG_WR(bp, BNX2_HC_RX_TICKS, (bp->rx_ticks_int << 16) | bp->rx_ticks); | |
3479 | ||
3480 | REG_WR(bp, BNX2_HC_COM_TICKS, | |
3481 | (bp->com_ticks_int << 16) | bp->com_ticks); | |
3482 | ||
3483 | REG_WR(bp, BNX2_HC_CMD_TICKS, | |
3484 | (bp->cmd_ticks_int << 16) | bp->cmd_ticks); | |
3485 | ||
3486 | REG_WR(bp, BNX2_HC_STATS_TICKS, bp->stats_ticks & 0xffff00); | |
3487 | REG_WR(bp, BNX2_HC_STAT_COLLECT_TICKS, 0xbb8); /* 3ms */ | |
3488 | ||
3489 | if (CHIP_ID(bp) == CHIP_ID_5706_A1) | |
3490 | REG_WR(bp, BNX2_HC_CONFIG, BNX2_HC_CONFIG_COLLECT_STATS); | |
3491 | else { | |
3492 | REG_WR(bp, BNX2_HC_CONFIG, BNX2_HC_CONFIG_RX_TMR_MODE | | |
3493 | BNX2_HC_CONFIG_TX_TMR_MODE | | |
3494 | BNX2_HC_CONFIG_COLLECT_STATS); | |
3495 | } | |
3496 | ||
3497 | /* Clear internal stats counters. */ | |
3498 | REG_WR(bp, BNX2_HC_COMMAND, BNX2_HC_COMMAND_CLR_STAT_NOW); | |
3499 | ||
3500 | REG_WR(bp, BNX2_HC_ATTN_BITS_ENABLE, STATUS_ATTN_BITS_LINK_STATE); | |
3501 | ||
e29054f9 MC |
3502 | if (REG_RD_IND(bp, bp->shmem_base + BNX2_PORT_FEATURE) & |
3503 | BNX2_PORT_FEATURE_ASF_ENABLED) | |
3504 | bp->flags |= ASF_ENABLE_FLAG; | |
3505 | ||
b6016b76 MC |
3506 | /* Initialize the receive filter. */ |
3507 | bnx2_set_rx_mode(bp->dev); | |
3508 | ||
b090ae2b MC |
3509 | rc = bnx2_fw_sync(bp, BNX2_DRV_MSG_DATA_WAIT2 | BNX2_DRV_MSG_CODE_RESET, |
3510 | 0); | |
b6016b76 MC |
3511 | |
3512 | REG_WR(bp, BNX2_MISC_ENABLE_SET_BITS, 0x5ffffff); | |
3513 | REG_RD(bp, BNX2_MISC_ENABLE_SET_BITS); | |
3514 | ||
3515 | udelay(20); | |
3516 | ||
bf5295bb MC |
3517 | bp->hc_cmd = REG_RD(bp, BNX2_HC_COMMAND); |
3518 | ||
b090ae2b | 3519 | return rc; |
b6016b76 MC |
3520 | } |
3521 | ||
59b47d8a MC |
3522 | static void |
3523 | bnx2_init_tx_context(struct bnx2 *bp, u32 cid) | |
3524 | { | |
3525 | u32 val, offset0, offset1, offset2, offset3; | |
3526 | ||
3527 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { | |
3528 | offset0 = BNX2_L2CTX_TYPE_XI; | |
3529 | offset1 = BNX2_L2CTX_CMD_TYPE_XI; | |
3530 | offset2 = BNX2_L2CTX_TBDR_BHADDR_HI_XI; | |
3531 | offset3 = BNX2_L2CTX_TBDR_BHADDR_LO_XI; | |
3532 | } else { | |
3533 | offset0 = BNX2_L2CTX_TYPE; | |
3534 | offset1 = BNX2_L2CTX_CMD_TYPE; | |
3535 | offset2 = BNX2_L2CTX_TBDR_BHADDR_HI; | |
3536 | offset3 = BNX2_L2CTX_TBDR_BHADDR_LO; | |
3537 | } | |
3538 | val = BNX2_L2CTX_TYPE_TYPE_L2 | BNX2_L2CTX_TYPE_SIZE_L2; | |
3539 | CTX_WR(bp, GET_CID_ADDR(cid), offset0, val); | |
3540 | ||
3541 | val = BNX2_L2CTX_CMD_TYPE_TYPE_L2 | (8 << 16); | |
3542 | CTX_WR(bp, GET_CID_ADDR(cid), offset1, val); | |
3543 | ||
3544 | val = (u64) bp->tx_desc_mapping >> 32; | |
3545 | CTX_WR(bp, GET_CID_ADDR(cid), offset2, val); | |
3546 | ||
3547 | val = (u64) bp->tx_desc_mapping & 0xffffffff; | |
3548 | CTX_WR(bp, GET_CID_ADDR(cid), offset3, val); | |
3549 | } | |
b6016b76 MC |
3550 | |
3551 | static void | |
3552 | bnx2_init_tx_ring(struct bnx2 *bp) | |
3553 | { | |
3554 | struct tx_bd *txbd; | |
59b47d8a | 3555 | u32 cid; |
b6016b76 | 3556 | |
2f8af120 MC |
3557 | bp->tx_wake_thresh = bp->tx_ring_size / 2; |
3558 | ||
b6016b76 | 3559 | txbd = &bp->tx_desc_ring[MAX_TX_DESC_CNT]; |
6aa20a22 | 3560 | |
b6016b76 MC |
3561 | txbd->tx_bd_haddr_hi = (u64) bp->tx_desc_mapping >> 32; |
3562 | txbd->tx_bd_haddr_lo = (u64) bp->tx_desc_mapping & 0xffffffff; | |
3563 | ||
3564 | bp->tx_prod = 0; | |
3565 | bp->tx_cons = 0; | |
f4e418f7 | 3566 | bp->hw_tx_cons = 0; |
b6016b76 | 3567 | bp->tx_prod_bseq = 0; |
6aa20a22 | 3568 | |
59b47d8a MC |
3569 | cid = TX_CID; |
3570 | bp->tx_bidx_addr = MB_GET_CID_ADDR(cid) + BNX2_L2CTX_TX_HOST_BIDX; | |
3571 | bp->tx_bseq_addr = MB_GET_CID_ADDR(cid) + BNX2_L2CTX_TX_HOST_BSEQ; | |
b6016b76 | 3572 | |
59b47d8a | 3573 | bnx2_init_tx_context(bp, cid); |
b6016b76 MC |
3574 | } |
3575 | ||
3576 | static void | |
3577 | bnx2_init_rx_ring(struct bnx2 *bp) | |
3578 | { | |
3579 | struct rx_bd *rxbd; | |
3580 | int i; | |
6aa20a22 | 3581 | u16 prod, ring_prod; |
b6016b76 MC |
3582 | u32 val; |
3583 | ||
3584 | /* 8 for CRC and VLAN */ | |
3585 | bp->rx_buf_use_size = bp->dev->mtu + ETH_HLEN + bp->rx_offset + 8; | |
59b47d8a MC |
3586 | /* hw alignment */ |
3587 | bp->rx_buf_size = bp->rx_buf_use_size + BNX2_RX_ALIGN; | |
b6016b76 MC |
3588 | |
3589 | ring_prod = prod = bp->rx_prod = 0; | |
3590 | bp->rx_cons = 0; | |
f4e418f7 | 3591 | bp->hw_rx_cons = 0; |
b6016b76 | 3592 | bp->rx_prod_bseq = 0; |
6aa20a22 | 3593 | |
13daffa2 MC |
3594 | for (i = 0; i < bp->rx_max_ring; i++) { |
3595 | int j; | |
b6016b76 | 3596 | |
13daffa2 MC |
3597 | rxbd = &bp->rx_desc_ring[i][0]; |
3598 | for (j = 0; j < MAX_RX_DESC_CNT; j++, rxbd++) { | |
3599 | rxbd->rx_bd_len = bp->rx_buf_use_size; | |
3600 | rxbd->rx_bd_flags = RX_BD_FLAGS_START | RX_BD_FLAGS_END; | |
3601 | } | |
3602 | if (i == (bp->rx_max_ring - 1)) | |
3603 | j = 0; | |
3604 | else | |
3605 | j = i + 1; | |
3606 | rxbd->rx_bd_haddr_hi = (u64) bp->rx_desc_mapping[j] >> 32; | |
3607 | rxbd->rx_bd_haddr_lo = (u64) bp->rx_desc_mapping[j] & | |
3608 | 0xffffffff; | |
3609 | } | |
b6016b76 MC |
3610 | |
3611 | val = BNX2_L2CTX_CTX_TYPE_CTX_BD_CHN_TYPE_VALUE; | |
3612 | val |= BNX2_L2CTX_CTX_TYPE_SIZE_L2; | |
3613 | val |= 0x02 << 8; | |
3614 | CTX_WR(bp, GET_CID_ADDR(RX_CID), BNX2_L2CTX_CTX_TYPE, val); | |
3615 | ||
13daffa2 | 3616 | val = (u64) bp->rx_desc_mapping[0] >> 32; |
b6016b76 MC |
3617 | CTX_WR(bp, GET_CID_ADDR(RX_CID), BNX2_L2CTX_NX_BDHADDR_HI, val); |
3618 | ||
13daffa2 | 3619 | val = (u64) bp->rx_desc_mapping[0] & 0xffffffff; |
b6016b76 MC |
3620 | CTX_WR(bp, GET_CID_ADDR(RX_CID), BNX2_L2CTX_NX_BDHADDR_LO, val); |
3621 | ||
236b6394 | 3622 | for (i = 0; i < bp->rx_ring_size; i++) { |
b6016b76 MC |
3623 | if (bnx2_alloc_rx_skb(bp, ring_prod) < 0) { |
3624 | break; | |
3625 | } | |
3626 | prod = NEXT_RX_BD(prod); | |
3627 | ring_prod = RX_RING_IDX(prod); | |
3628 | } | |
3629 | bp->rx_prod = prod; | |
3630 | ||
3631 | REG_WR16(bp, MB_RX_CID_ADDR + BNX2_L2CTX_HOST_BDIDX, prod); | |
3632 | ||
3633 | REG_WR(bp, MB_RX_CID_ADDR + BNX2_L2CTX_HOST_BSEQ, bp->rx_prod_bseq); | |
3634 | } | |
3635 | ||
13daffa2 MC |
3636 | static void |
3637 | bnx2_set_rx_ring_size(struct bnx2 *bp, u32 size) | |
3638 | { | |
3639 | u32 num_rings, max; | |
3640 | ||
3641 | bp->rx_ring_size = size; | |
3642 | num_rings = 1; | |
3643 | while (size > MAX_RX_DESC_CNT) { | |
3644 | size -= MAX_RX_DESC_CNT; | |
3645 | num_rings++; | |
3646 | } | |
3647 | /* round to next power of 2 */ | |
3648 | max = MAX_RX_RINGS; | |
3649 | while ((max & num_rings) == 0) | |
3650 | max >>= 1; | |
3651 | ||
3652 | if (num_rings != max) | |
3653 | max <<= 1; | |
3654 | ||
3655 | bp->rx_max_ring = max; | |
3656 | bp->rx_max_ring_idx = (bp->rx_max_ring * RX_DESC_CNT) - 1; | |
3657 | } | |
3658 | ||
b6016b76 MC |
3659 | static void |
3660 | bnx2_free_tx_skbs(struct bnx2 *bp) | |
3661 | { | |
3662 | int i; | |
3663 | ||
3664 | if (bp->tx_buf_ring == NULL) | |
3665 | return; | |
3666 | ||
3667 | for (i = 0; i < TX_DESC_CNT; ) { | |
3668 | struct sw_bd *tx_buf = &bp->tx_buf_ring[i]; | |
3669 | struct sk_buff *skb = tx_buf->skb; | |
3670 | int j, last; | |
3671 | ||
3672 | if (skb == NULL) { | |
3673 | i++; | |
3674 | continue; | |
3675 | } | |
3676 | ||
3677 | pci_unmap_single(bp->pdev, pci_unmap_addr(tx_buf, mapping), | |
3678 | skb_headlen(skb), PCI_DMA_TODEVICE); | |
3679 | ||
3680 | tx_buf->skb = NULL; | |
3681 | ||
3682 | last = skb_shinfo(skb)->nr_frags; | |
3683 | for (j = 0; j < last; j++) { | |
3684 | tx_buf = &bp->tx_buf_ring[i + j + 1]; | |
3685 | pci_unmap_page(bp->pdev, | |
3686 | pci_unmap_addr(tx_buf, mapping), | |
3687 | skb_shinfo(skb)->frags[j].size, | |
3688 | PCI_DMA_TODEVICE); | |
3689 | } | |
745720e5 | 3690 | dev_kfree_skb(skb); |
b6016b76 MC |
3691 | i += j + 1; |
3692 | } | |
3693 | ||
3694 | } | |
3695 | ||
3696 | static void | |
3697 | bnx2_free_rx_skbs(struct bnx2 *bp) | |
3698 | { | |
3699 | int i; | |
3700 | ||
3701 | if (bp->rx_buf_ring == NULL) | |
3702 | return; | |
3703 | ||
13daffa2 | 3704 | for (i = 0; i < bp->rx_max_ring_idx; i++) { |
b6016b76 MC |
3705 | struct sw_bd *rx_buf = &bp->rx_buf_ring[i]; |
3706 | struct sk_buff *skb = rx_buf->skb; | |
3707 | ||
05d0f1cf | 3708 | if (skb == NULL) |
b6016b76 MC |
3709 | continue; |
3710 | ||
3711 | pci_unmap_single(bp->pdev, pci_unmap_addr(rx_buf, mapping), | |
3712 | bp->rx_buf_use_size, PCI_DMA_FROMDEVICE); | |
3713 | ||
3714 | rx_buf->skb = NULL; | |
3715 | ||
745720e5 | 3716 | dev_kfree_skb(skb); |
b6016b76 MC |
3717 | } |
3718 | } | |
3719 | ||
3720 | static void | |
3721 | bnx2_free_skbs(struct bnx2 *bp) | |
3722 | { | |
3723 | bnx2_free_tx_skbs(bp); | |
3724 | bnx2_free_rx_skbs(bp); | |
3725 | } | |
3726 | ||
3727 | static int | |
3728 | bnx2_reset_nic(struct bnx2 *bp, u32 reset_code) | |
3729 | { | |
3730 | int rc; | |
3731 | ||
3732 | rc = bnx2_reset_chip(bp, reset_code); | |
3733 | bnx2_free_skbs(bp); | |
3734 | if (rc) | |
3735 | return rc; | |
3736 | ||
fba9fe91 MC |
3737 | if ((rc = bnx2_init_chip(bp)) != 0) |
3738 | return rc; | |
3739 | ||
b6016b76 MC |
3740 | bnx2_init_tx_ring(bp); |
3741 | bnx2_init_rx_ring(bp); | |
3742 | return 0; | |
3743 | } | |
3744 | ||
3745 | static int | |
3746 | bnx2_init_nic(struct bnx2 *bp) | |
3747 | { | |
3748 | int rc; | |
3749 | ||
3750 | if ((rc = bnx2_reset_nic(bp, BNX2_DRV_MSG_CODE_RESET)) != 0) | |
3751 | return rc; | |
3752 | ||
80be4434 | 3753 | spin_lock_bh(&bp->phy_lock); |
b6016b76 | 3754 | bnx2_init_phy(bp); |
80be4434 | 3755 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
3756 | bnx2_set_link(bp); |
3757 | return 0; | |
3758 | } | |
3759 | ||
3760 | static int | |
3761 | bnx2_test_registers(struct bnx2 *bp) | |
3762 | { | |
3763 | int ret; | |
3764 | int i; | |
f71e1309 | 3765 | static const struct { |
b6016b76 MC |
3766 | u16 offset; |
3767 | u16 flags; | |
3768 | u32 rw_mask; | |
3769 | u32 ro_mask; | |
3770 | } reg_tbl[] = { | |
3771 | { 0x006c, 0, 0x00000000, 0x0000003f }, | |
3772 | { 0x0090, 0, 0xffffffff, 0x00000000 }, | |
3773 | { 0x0094, 0, 0x00000000, 0x00000000 }, | |
3774 | ||
3775 | { 0x0404, 0, 0x00003f00, 0x00000000 }, | |
3776 | { 0x0418, 0, 0x00000000, 0xffffffff }, | |
3777 | { 0x041c, 0, 0x00000000, 0xffffffff }, | |
3778 | { 0x0420, 0, 0x00000000, 0x80ffffff }, | |
3779 | { 0x0424, 0, 0x00000000, 0x00000000 }, | |
3780 | { 0x0428, 0, 0x00000000, 0x00000001 }, | |
3781 | { 0x0450, 0, 0x00000000, 0x0000ffff }, | |
3782 | { 0x0454, 0, 0x00000000, 0xffffffff }, | |
3783 | { 0x0458, 0, 0x00000000, 0xffffffff }, | |
3784 | ||
3785 | { 0x0808, 0, 0x00000000, 0xffffffff }, | |
3786 | { 0x0854, 0, 0x00000000, 0xffffffff }, | |
3787 | { 0x0868, 0, 0x00000000, 0x77777777 }, | |
3788 | { 0x086c, 0, 0x00000000, 0x77777777 }, | |
3789 | { 0x0870, 0, 0x00000000, 0x77777777 }, | |
3790 | { 0x0874, 0, 0x00000000, 0x77777777 }, | |
3791 | ||
3792 | { 0x0c00, 0, 0x00000000, 0x00000001 }, | |
3793 | { 0x0c04, 0, 0x00000000, 0x03ff0001 }, | |
3794 | { 0x0c08, 0, 0x0f0ff073, 0x00000000 }, | |
b6016b76 MC |
3795 | |
3796 | { 0x1000, 0, 0x00000000, 0x00000001 }, | |
3797 | { 0x1004, 0, 0x00000000, 0x000f0001 }, | |
b6016b76 MC |
3798 | |
3799 | { 0x1408, 0, 0x01c00800, 0x00000000 }, | |
3800 | { 0x149c, 0, 0x8000ffff, 0x00000000 }, | |
3801 | { 0x14a8, 0, 0x00000000, 0x000001ff }, | |
5b0c76ad | 3802 | { 0x14ac, 0, 0x0fffffff, 0x10000000 }, |
b6016b76 MC |
3803 | { 0x14b0, 0, 0x00000002, 0x00000001 }, |
3804 | { 0x14b8, 0, 0x00000000, 0x00000000 }, | |
3805 | { 0x14c0, 0, 0x00000000, 0x00000009 }, | |
3806 | { 0x14c4, 0, 0x00003fff, 0x00000000 }, | |
3807 | { 0x14cc, 0, 0x00000000, 0x00000001 }, | |
3808 | { 0x14d0, 0, 0xffffffff, 0x00000000 }, | |
b6016b76 MC |
3809 | |
3810 | { 0x1800, 0, 0x00000000, 0x00000001 }, | |
3811 | { 0x1804, 0, 0x00000000, 0x00000003 }, | |
b6016b76 MC |
3812 | |
3813 | { 0x2800, 0, 0x00000000, 0x00000001 }, | |
3814 | { 0x2804, 0, 0x00000000, 0x00003f01 }, | |
3815 | { 0x2808, 0, 0x0f3f3f03, 0x00000000 }, | |
3816 | { 0x2810, 0, 0xffff0000, 0x00000000 }, | |
3817 | { 0x2814, 0, 0xffff0000, 0x00000000 }, | |
3818 | { 0x2818, 0, 0xffff0000, 0x00000000 }, | |
3819 | { 0x281c, 0, 0xffff0000, 0x00000000 }, | |
3820 | { 0x2834, 0, 0xffffffff, 0x00000000 }, | |
3821 | { 0x2840, 0, 0x00000000, 0xffffffff }, | |
3822 | { 0x2844, 0, 0x00000000, 0xffffffff }, | |
3823 | { 0x2848, 0, 0xffffffff, 0x00000000 }, | |
3824 | { 0x284c, 0, 0xf800f800, 0x07ff07ff }, | |
3825 | ||
3826 | { 0x2c00, 0, 0x00000000, 0x00000011 }, | |
3827 | { 0x2c04, 0, 0x00000000, 0x00030007 }, | |
3828 | ||
b6016b76 MC |
3829 | { 0x3c00, 0, 0x00000000, 0x00000001 }, |
3830 | { 0x3c04, 0, 0x00000000, 0x00070000 }, | |
3831 | { 0x3c08, 0, 0x00007f71, 0x07f00000 }, | |
3832 | { 0x3c0c, 0, 0x1f3ffffc, 0x00000000 }, | |
3833 | { 0x3c10, 0, 0xffffffff, 0x00000000 }, | |
3834 | { 0x3c14, 0, 0x00000000, 0xffffffff }, | |
3835 | { 0x3c18, 0, 0x00000000, 0xffffffff }, | |
3836 | { 0x3c1c, 0, 0xfffff000, 0x00000000 }, | |
3837 | { 0x3c20, 0, 0xffffff00, 0x00000000 }, | |
b6016b76 MC |
3838 | |
3839 | { 0x5004, 0, 0x00000000, 0x0000007f }, | |
3840 | { 0x5008, 0, 0x0f0007ff, 0x00000000 }, | |
3841 | { 0x500c, 0, 0xf800f800, 0x07ff07ff }, | |
3842 | ||
b6016b76 MC |
3843 | { 0x5c00, 0, 0x00000000, 0x00000001 }, |
3844 | { 0x5c04, 0, 0x00000000, 0x0003000f }, | |
3845 | { 0x5c08, 0, 0x00000003, 0x00000000 }, | |
3846 | { 0x5c0c, 0, 0x0000fff8, 0x00000000 }, | |
3847 | { 0x5c10, 0, 0x00000000, 0xffffffff }, | |
3848 | { 0x5c80, 0, 0x00000000, 0x0f7113f1 }, | |
3849 | { 0x5c84, 0, 0x00000000, 0x0000f333 }, | |
3850 | { 0x5c88, 0, 0x00000000, 0x00077373 }, | |
3851 | { 0x5c8c, 0, 0x00000000, 0x0007f737 }, | |
3852 | ||
3853 | { 0x6808, 0, 0x0000ff7f, 0x00000000 }, | |
3854 | { 0x680c, 0, 0xffffffff, 0x00000000 }, | |
3855 | { 0x6810, 0, 0xffffffff, 0x00000000 }, | |
3856 | { 0x6814, 0, 0xffffffff, 0x00000000 }, | |
3857 | { 0x6818, 0, 0xffffffff, 0x00000000 }, | |
3858 | { 0x681c, 0, 0xffffffff, 0x00000000 }, | |
3859 | { 0x6820, 0, 0x00ff00ff, 0x00000000 }, | |
3860 | { 0x6824, 0, 0x00ff00ff, 0x00000000 }, | |
3861 | { 0x6828, 0, 0x00ff00ff, 0x00000000 }, | |
3862 | { 0x682c, 0, 0x03ff03ff, 0x00000000 }, | |
3863 | { 0x6830, 0, 0x03ff03ff, 0x00000000 }, | |
3864 | { 0x6834, 0, 0x03ff03ff, 0x00000000 }, | |
3865 | { 0x6838, 0, 0x03ff03ff, 0x00000000 }, | |
3866 | { 0x683c, 0, 0x0000ffff, 0x00000000 }, | |
3867 | { 0x6840, 0, 0x00000ff0, 0x00000000 }, | |
3868 | { 0x6844, 0, 0x00ffff00, 0x00000000 }, | |
3869 | { 0x684c, 0, 0xffffffff, 0x00000000 }, | |
3870 | { 0x6850, 0, 0x7f7f7f7f, 0x00000000 }, | |
3871 | { 0x6854, 0, 0x7f7f7f7f, 0x00000000 }, | |
3872 | { 0x6858, 0, 0x7f7f7f7f, 0x00000000 }, | |
3873 | { 0x685c, 0, 0x7f7f7f7f, 0x00000000 }, | |
3874 | { 0x6908, 0, 0x00000000, 0x0001ff0f }, | |
3875 | { 0x690c, 0, 0x00000000, 0x0ffe00f0 }, | |
3876 | ||
3877 | { 0xffff, 0, 0x00000000, 0x00000000 }, | |
3878 | }; | |
3879 | ||
3880 | ret = 0; | |
3881 | for (i = 0; reg_tbl[i].offset != 0xffff; i++) { | |
3882 | u32 offset, rw_mask, ro_mask, save_val, val; | |
3883 | ||
3884 | offset = (u32) reg_tbl[i].offset; | |
3885 | rw_mask = reg_tbl[i].rw_mask; | |
3886 | ro_mask = reg_tbl[i].ro_mask; | |
3887 | ||
14ab9b86 | 3888 | save_val = readl(bp->regview + offset); |
b6016b76 | 3889 | |
14ab9b86 | 3890 | writel(0, bp->regview + offset); |
b6016b76 | 3891 | |
14ab9b86 | 3892 | val = readl(bp->regview + offset); |
b6016b76 MC |
3893 | if ((val & rw_mask) != 0) { |
3894 | goto reg_test_err; | |
3895 | } | |
3896 | ||
3897 | if ((val & ro_mask) != (save_val & ro_mask)) { | |
3898 | goto reg_test_err; | |
3899 | } | |
3900 | ||
14ab9b86 | 3901 | writel(0xffffffff, bp->regview + offset); |
b6016b76 | 3902 | |
14ab9b86 | 3903 | val = readl(bp->regview + offset); |
b6016b76 MC |
3904 | if ((val & rw_mask) != rw_mask) { |
3905 | goto reg_test_err; | |
3906 | } | |
3907 | ||
3908 | if ((val & ro_mask) != (save_val & ro_mask)) { | |
3909 | goto reg_test_err; | |
3910 | } | |
3911 | ||
14ab9b86 | 3912 | writel(save_val, bp->regview + offset); |
b6016b76 MC |
3913 | continue; |
3914 | ||
3915 | reg_test_err: | |
14ab9b86 | 3916 | writel(save_val, bp->regview + offset); |
b6016b76 MC |
3917 | ret = -ENODEV; |
3918 | break; | |
3919 | } | |
3920 | return ret; | |
3921 | } | |
3922 | ||
3923 | static int | |
3924 | bnx2_do_mem_test(struct bnx2 *bp, u32 start, u32 size) | |
3925 | { | |
f71e1309 | 3926 | static const u32 test_pattern[] = { 0x00000000, 0xffffffff, 0x55555555, |
b6016b76 MC |
3927 | 0xaaaaaaaa , 0xaa55aa55, 0x55aa55aa }; |
3928 | int i; | |
3929 | ||
3930 | for (i = 0; i < sizeof(test_pattern) / 4; i++) { | |
3931 | u32 offset; | |
3932 | ||
3933 | for (offset = 0; offset < size; offset += 4) { | |
3934 | ||
3935 | REG_WR_IND(bp, start + offset, test_pattern[i]); | |
3936 | ||
3937 | if (REG_RD_IND(bp, start + offset) != | |
3938 | test_pattern[i]) { | |
3939 | return -ENODEV; | |
3940 | } | |
3941 | } | |
3942 | } | |
3943 | return 0; | |
3944 | } | |
3945 | ||
3946 | static int | |
3947 | bnx2_test_memory(struct bnx2 *bp) | |
3948 | { | |
3949 | int ret = 0; | |
3950 | int i; | |
f71e1309 | 3951 | static const struct { |
b6016b76 MC |
3952 | u32 offset; |
3953 | u32 len; | |
3954 | } mem_tbl[] = { | |
3955 | { 0x60000, 0x4000 }, | |
5b0c76ad | 3956 | { 0xa0000, 0x3000 }, |
b6016b76 MC |
3957 | { 0xe0000, 0x4000 }, |
3958 | { 0x120000, 0x4000 }, | |
3959 | { 0x1a0000, 0x4000 }, | |
3960 | { 0x160000, 0x4000 }, | |
3961 | { 0xffffffff, 0 }, | |
3962 | }; | |
3963 | ||
3964 | for (i = 0; mem_tbl[i].offset != 0xffffffff; i++) { | |
3965 | if ((ret = bnx2_do_mem_test(bp, mem_tbl[i].offset, | |
3966 | mem_tbl[i].len)) != 0) { | |
3967 | return ret; | |
3968 | } | |
3969 | } | |
6aa20a22 | 3970 | |
b6016b76 MC |
3971 | return ret; |
3972 | } | |
3973 | ||
bc5a0690 MC |
3974 | #define BNX2_MAC_LOOPBACK 0 |
3975 | #define BNX2_PHY_LOOPBACK 1 | |
3976 | ||
b6016b76 | 3977 | static int |
bc5a0690 | 3978 | bnx2_run_loopback(struct bnx2 *bp, int loopback_mode) |
b6016b76 MC |
3979 | { |
3980 | unsigned int pkt_size, num_pkts, i; | |
3981 | struct sk_buff *skb, *rx_skb; | |
3982 | unsigned char *packet; | |
bc5a0690 | 3983 | u16 rx_start_idx, rx_idx; |
b6016b76 MC |
3984 | dma_addr_t map; |
3985 | struct tx_bd *txbd; | |
3986 | struct sw_bd *rx_buf; | |
3987 | struct l2_fhdr *rx_hdr; | |
3988 | int ret = -ENODEV; | |
3989 | ||
bc5a0690 MC |
3990 | if (loopback_mode == BNX2_MAC_LOOPBACK) { |
3991 | bp->loopback = MAC_LOOPBACK; | |
3992 | bnx2_set_mac_loopback(bp); | |
3993 | } | |
3994 | else if (loopback_mode == BNX2_PHY_LOOPBACK) { | |
80be4434 | 3995 | bp->loopback = PHY_LOOPBACK; |
bc5a0690 MC |
3996 | bnx2_set_phy_loopback(bp); |
3997 | } | |
3998 | else | |
3999 | return -EINVAL; | |
b6016b76 MC |
4000 | |
4001 | pkt_size = 1514; | |
932f3772 | 4002 | skb = netdev_alloc_skb(bp->dev, pkt_size); |
b6cbc3b6 JL |
4003 | if (!skb) |
4004 | return -ENOMEM; | |
b6016b76 | 4005 | packet = skb_put(skb, pkt_size); |
6634292b | 4006 | memcpy(packet, bp->dev->dev_addr, 6); |
b6016b76 MC |
4007 | memset(packet + 6, 0x0, 8); |
4008 | for (i = 14; i < pkt_size; i++) | |
4009 | packet[i] = (unsigned char) (i & 0xff); | |
4010 | ||
4011 | map = pci_map_single(bp->pdev, skb->data, pkt_size, | |
4012 | PCI_DMA_TODEVICE); | |
4013 | ||
bf5295bb MC |
4014 | REG_WR(bp, BNX2_HC_COMMAND, |
4015 | bp->hc_cmd | BNX2_HC_COMMAND_COAL_NOW_WO_INT); | |
4016 | ||
b6016b76 MC |
4017 | REG_RD(bp, BNX2_HC_COMMAND); |
4018 | ||
4019 | udelay(5); | |
4020 | rx_start_idx = bp->status_blk->status_rx_quick_consumer_index0; | |
4021 | ||
b6016b76 MC |
4022 | num_pkts = 0; |
4023 | ||
bc5a0690 | 4024 | txbd = &bp->tx_desc_ring[TX_RING_IDX(bp->tx_prod)]; |
b6016b76 MC |
4025 | |
4026 | txbd->tx_bd_haddr_hi = (u64) map >> 32; | |
4027 | txbd->tx_bd_haddr_lo = (u64) map & 0xffffffff; | |
4028 | txbd->tx_bd_mss_nbytes = pkt_size; | |
4029 | txbd->tx_bd_vlan_tag_flags = TX_BD_FLAGS_START | TX_BD_FLAGS_END; | |
4030 | ||
4031 | num_pkts++; | |
bc5a0690 MC |
4032 | bp->tx_prod = NEXT_TX_BD(bp->tx_prod); |
4033 | bp->tx_prod_bseq += pkt_size; | |
b6016b76 | 4034 | |
234754d5 MC |
4035 | REG_WR16(bp, bp->tx_bidx_addr, bp->tx_prod); |
4036 | REG_WR(bp, bp->tx_bseq_addr, bp->tx_prod_bseq); | |
b6016b76 MC |
4037 | |
4038 | udelay(100); | |
4039 | ||
bf5295bb MC |
4040 | REG_WR(bp, BNX2_HC_COMMAND, |
4041 | bp->hc_cmd | BNX2_HC_COMMAND_COAL_NOW_WO_INT); | |
4042 | ||
b6016b76 MC |
4043 | REG_RD(bp, BNX2_HC_COMMAND); |
4044 | ||
4045 | udelay(5); | |
4046 | ||
4047 | pci_unmap_single(bp->pdev, map, pkt_size, PCI_DMA_TODEVICE); | |
745720e5 | 4048 | dev_kfree_skb(skb); |
b6016b76 | 4049 | |
bc5a0690 | 4050 | if (bp->status_blk->status_tx_quick_consumer_index0 != bp->tx_prod) { |
b6016b76 MC |
4051 | goto loopback_test_done; |
4052 | } | |
4053 | ||
4054 | rx_idx = bp->status_blk->status_rx_quick_consumer_index0; | |
4055 | if (rx_idx != rx_start_idx + num_pkts) { | |
4056 | goto loopback_test_done; | |
4057 | } | |
4058 | ||
4059 | rx_buf = &bp->rx_buf_ring[rx_start_idx]; | |
4060 | rx_skb = rx_buf->skb; | |
4061 | ||
4062 | rx_hdr = (struct l2_fhdr *) rx_skb->data; | |
4063 | skb_reserve(rx_skb, bp->rx_offset); | |
4064 | ||
4065 | pci_dma_sync_single_for_cpu(bp->pdev, | |
4066 | pci_unmap_addr(rx_buf, mapping), | |
4067 | bp->rx_buf_size, PCI_DMA_FROMDEVICE); | |
4068 | ||
ade2bfe7 | 4069 | if (rx_hdr->l2_fhdr_status & |
b6016b76 MC |
4070 | (L2_FHDR_ERRORS_BAD_CRC | |
4071 | L2_FHDR_ERRORS_PHY_DECODE | | |
4072 | L2_FHDR_ERRORS_ALIGNMENT | | |
4073 | L2_FHDR_ERRORS_TOO_SHORT | | |
4074 | L2_FHDR_ERRORS_GIANT_FRAME)) { | |
4075 | ||
4076 | goto loopback_test_done; | |
4077 | } | |
4078 | ||
4079 | if ((rx_hdr->l2_fhdr_pkt_len - 4) != pkt_size) { | |
4080 | goto loopback_test_done; | |
4081 | } | |
4082 | ||
4083 | for (i = 14; i < pkt_size; i++) { | |
4084 | if (*(rx_skb->data + i) != (unsigned char) (i & 0xff)) { | |
4085 | goto loopback_test_done; | |
4086 | } | |
4087 | } | |
4088 | ||
4089 | ret = 0; | |
4090 | ||
4091 | loopback_test_done: | |
4092 | bp->loopback = 0; | |
4093 | return ret; | |
4094 | } | |
4095 | ||
bc5a0690 MC |
4096 | #define BNX2_MAC_LOOPBACK_FAILED 1 |
4097 | #define BNX2_PHY_LOOPBACK_FAILED 2 | |
4098 | #define BNX2_LOOPBACK_FAILED (BNX2_MAC_LOOPBACK_FAILED | \ | |
4099 | BNX2_PHY_LOOPBACK_FAILED) | |
4100 | ||
4101 | static int | |
4102 | bnx2_test_loopback(struct bnx2 *bp) | |
4103 | { | |
4104 | int rc = 0; | |
4105 | ||
4106 | if (!netif_running(bp->dev)) | |
4107 | return BNX2_LOOPBACK_FAILED; | |
4108 | ||
4109 | bnx2_reset_nic(bp, BNX2_DRV_MSG_CODE_RESET); | |
4110 | spin_lock_bh(&bp->phy_lock); | |
4111 | bnx2_init_phy(bp); | |
4112 | spin_unlock_bh(&bp->phy_lock); | |
4113 | if (bnx2_run_loopback(bp, BNX2_MAC_LOOPBACK)) | |
4114 | rc |= BNX2_MAC_LOOPBACK_FAILED; | |
4115 | if (bnx2_run_loopback(bp, BNX2_PHY_LOOPBACK)) | |
4116 | rc |= BNX2_PHY_LOOPBACK_FAILED; | |
4117 | return rc; | |
4118 | } | |
4119 | ||
b6016b76 MC |
4120 | #define NVRAM_SIZE 0x200 |
4121 | #define CRC32_RESIDUAL 0xdebb20e3 | |
4122 | ||
4123 | static int | |
4124 | bnx2_test_nvram(struct bnx2 *bp) | |
4125 | { | |
4126 | u32 buf[NVRAM_SIZE / 4]; | |
4127 | u8 *data = (u8 *) buf; | |
4128 | int rc = 0; | |
4129 | u32 magic, csum; | |
4130 | ||
4131 | if ((rc = bnx2_nvram_read(bp, 0, data, 4)) != 0) | |
4132 | goto test_nvram_done; | |
4133 | ||
4134 | magic = be32_to_cpu(buf[0]); | |
4135 | if (magic != 0x669955aa) { | |
4136 | rc = -ENODEV; | |
4137 | goto test_nvram_done; | |
4138 | } | |
4139 | ||
4140 | if ((rc = bnx2_nvram_read(bp, 0x100, data, NVRAM_SIZE)) != 0) | |
4141 | goto test_nvram_done; | |
4142 | ||
4143 | csum = ether_crc_le(0x100, data); | |
4144 | if (csum != CRC32_RESIDUAL) { | |
4145 | rc = -ENODEV; | |
4146 | goto test_nvram_done; | |
4147 | } | |
4148 | ||
4149 | csum = ether_crc_le(0x100, data + 0x100); | |
4150 | if (csum != CRC32_RESIDUAL) { | |
4151 | rc = -ENODEV; | |
4152 | } | |
4153 | ||
4154 | test_nvram_done: | |
4155 | return rc; | |
4156 | } | |
4157 | ||
4158 | static int | |
4159 | bnx2_test_link(struct bnx2 *bp) | |
4160 | { | |
4161 | u32 bmsr; | |
4162 | ||
c770a65c | 4163 | spin_lock_bh(&bp->phy_lock); |
b6016b76 MC |
4164 | bnx2_read_phy(bp, MII_BMSR, &bmsr); |
4165 | bnx2_read_phy(bp, MII_BMSR, &bmsr); | |
c770a65c | 4166 | spin_unlock_bh(&bp->phy_lock); |
6aa20a22 | 4167 | |
b6016b76 MC |
4168 | if (bmsr & BMSR_LSTATUS) { |
4169 | return 0; | |
4170 | } | |
4171 | return -ENODEV; | |
4172 | } | |
4173 | ||
4174 | static int | |
4175 | bnx2_test_intr(struct bnx2 *bp) | |
4176 | { | |
4177 | int i; | |
b6016b76 MC |
4178 | u16 status_idx; |
4179 | ||
4180 | if (!netif_running(bp->dev)) | |
4181 | return -ENODEV; | |
4182 | ||
4183 | status_idx = REG_RD(bp, BNX2_PCICFG_INT_ACK_CMD) & 0xffff; | |
4184 | ||
4185 | /* This register is not touched during run-time. */ | |
bf5295bb | 4186 | REG_WR(bp, BNX2_HC_COMMAND, bp->hc_cmd | BNX2_HC_COMMAND_COAL_NOW); |
b6016b76 MC |
4187 | REG_RD(bp, BNX2_HC_COMMAND); |
4188 | ||
4189 | for (i = 0; i < 10; i++) { | |
4190 | if ((REG_RD(bp, BNX2_PCICFG_INT_ACK_CMD) & 0xffff) != | |
4191 | status_idx) { | |
4192 | ||
4193 | break; | |
4194 | } | |
4195 | ||
4196 | msleep_interruptible(10); | |
4197 | } | |
4198 | if (i < 10) | |
4199 | return 0; | |
4200 | ||
4201 | return -ENODEV; | |
4202 | } | |
4203 | ||
4204 | static void | |
48b01e2d | 4205 | bnx2_5706_serdes_timer(struct bnx2 *bp) |
b6016b76 | 4206 | { |
48b01e2d MC |
4207 | spin_lock(&bp->phy_lock); |
4208 | if (bp->serdes_an_pending) | |
4209 | bp->serdes_an_pending--; | |
4210 | else if ((bp->link_up == 0) && (bp->autoneg & AUTONEG_SPEED)) { | |
4211 | u32 bmcr; | |
b6016b76 | 4212 | |
48b01e2d | 4213 | bp->current_interval = bp->timer_interval; |
cd339a0e | 4214 | |
48b01e2d | 4215 | bnx2_read_phy(bp, MII_BMCR, &bmcr); |
b6016b76 | 4216 | |
48b01e2d MC |
4217 | if (bmcr & BMCR_ANENABLE) { |
4218 | u32 phy1, phy2; | |
b6016b76 | 4219 | |
48b01e2d MC |
4220 | bnx2_write_phy(bp, 0x1c, 0x7c00); |
4221 | bnx2_read_phy(bp, 0x1c, &phy1); | |
cea94db9 | 4222 | |
48b01e2d MC |
4223 | bnx2_write_phy(bp, 0x17, 0x0f01); |
4224 | bnx2_read_phy(bp, 0x15, &phy2); | |
4225 | bnx2_write_phy(bp, 0x17, 0x0f01); | |
4226 | bnx2_read_phy(bp, 0x15, &phy2); | |
b6016b76 | 4227 | |
48b01e2d MC |
4228 | if ((phy1 & 0x10) && /* SIGNAL DETECT */ |
4229 | !(phy2 & 0x20)) { /* no CONFIG */ | |
4230 | ||
4231 | bmcr &= ~BMCR_ANENABLE; | |
4232 | bmcr |= BMCR_SPEED1000 | BMCR_FULLDPLX; | |
4233 | bnx2_write_phy(bp, MII_BMCR, bmcr); | |
4234 | bp->phy_flags |= PHY_PARALLEL_DETECT_FLAG; | |
4235 | } | |
b6016b76 | 4236 | } |
48b01e2d MC |
4237 | } |
4238 | else if ((bp->link_up) && (bp->autoneg & AUTONEG_SPEED) && | |
4239 | (bp->phy_flags & PHY_PARALLEL_DETECT_FLAG)) { | |
4240 | u32 phy2; | |
b6016b76 | 4241 | |
48b01e2d MC |
4242 | bnx2_write_phy(bp, 0x17, 0x0f01); |
4243 | bnx2_read_phy(bp, 0x15, &phy2); | |
4244 | if (phy2 & 0x20) { | |
4245 | u32 bmcr; | |
cd339a0e | 4246 | |
b6016b76 | 4247 | bnx2_read_phy(bp, MII_BMCR, &bmcr); |
48b01e2d MC |
4248 | bmcr |= BMCR_ANENABLE; |
4249 | bnx2_write_phy(bp, MII_BMCR, bmcr); | |
b6016b76 | 4250 | |
48b01e2d MC |
4251 | bp->phy_flags &= ~PHY_PARALLEL_DETECT_FLAG; |
4252 | } | |
4253 | } else | |
4254 | bp->current_interval = bp->timer_interval; | |
b6016b76 | 4255 | |
48b01e2d MC |
4256 | spin_unlock(&bp->phy_lock); |
4257 | } | |
b6016b76 | 4258 | |
f8dd064e MC |
4259 | static void |
4260 | bnx2_5708_serdes_timer(struct bnx2 *bp) | |
4261 | { | |
4262 | if ((bp->phy_flags & PHY_2_5G_CAPABLE_FLAG) == 0) { | |
4263 | bp->serdes_an_pending = 0; | |
4264 | return; | |
4265 | } | |
b6016b76 | 4266 | |
f8dd064e MC |
4267 | spin_lock(&bp->phy_lock); |
4268 | if (bp->serdes_an_pending) | |
4269 | bp->serdes_an_pending--; | |
4270 | else if ((bp->link_up == 0) && (bp->autoneg & AUTONEG_SPEED)) { | |
4271 | u32 bmcr; | |
b6016b76 | 4272 | |
f8dd064e MC |
4273 | bnx2_read_phy(bp, MII_BMCR, &bmcr); |
4274 | ||
4275 | if (bmcr & BMCR_ANENABLE) { | |
4276 | bmcr &= ~BMCR_ANENABLE; | |
4277 | bmcr |= BMCR_FULLDPLX | BCM5708S_BMCR_FORCE_2500; | |
4278 | bnx2_write_phy(bp, MII_BMCR, bmcr); | |
4279 | bp->current_interval = SERDES_FORCED_TIMEOUT; | |
4280 | } else { | |
4281 | bmcr &= ~(BMCR_FULLDPLX | BCM5708S_BMCR_FORCE_2500); | |
4282 | bmcr |= BMCR_ANENABLE; | |
4283 | bnx2_write_phy(bp, MII_BMCR, bmcr); | |
4284 | bp->serdes_an_pending = 2; | |
4285 | bp->current_interval = bp->timer_interval; | |
b6016b76 | 4286 | } |
b6016b76 | 4287 | |
f8dd064e MC |
4288 | } else |
4289 | bp->current_interval = bp->timer_interval; | |
b6016b76 | 4290 | |
f8dd064e MC |
4291 | spin_unlock(&bp->phy_lock); |
4292 | } | |
4293 | ||
48b01e2d MC |
4294 | static void |
4295 | bnx2_timer(unsigned long data) | |
4296 | { | |
4297 | struct bnx2 *bp = (struct bnx2 *) data; | |
4298 | u32 msg; | |
b6016b76 | 4299 | |
48b01e2d MC |
4300 | if (!netif_running(bp->dev)) |
4301 | return; | |
b6016b76 | 4302 | |
48b01e2d MC |
4303 | if (atomic_read(&bp->intr_sem) != 0) |
4304 | goto bnx2_restart_timer; | |
b6016b76 | 4305 | |
48b01e2d MC |
4306 | msg = (u32) ++bp->fw_drv_pulse_wr_seq; |
4307 | REG_WR_IND(bp, bp->shmem_base + BNX2_DRV_PULSE_MB, msg); | |
b6016b76 | 4308 | |
48b01e2d | 4309 | bp->stats_blk->stat_FwRxDrop = REG_RD_IND(bp, BNX2_FW_RX_DROP_COUNT); |
b6016b76 | 4310 | |
f8dd064e MC |
4311 | if (bp->phy_flags & PHY_SERDES_FLAG) { |
4312 | if (CHIP_NUM(bp) == CHIP_NUM_5706) | |
4313 | bnx2_5706_serdes_timer(bp); | |
4314 | else if (CHIP_NUM(bp) == CHIP_NUM_5708) | |
4315 | bnx2_5708_serdes_timer(bp); | |
b6016b76 MC |
4316 | } |
4317 | ||
4318 | bnx2_restart_timer: | |
cd339a0e | 4319 | mod_timer(&bp->timer, jiffies + bp->current_interval); |
b6016b76 MC |
4320 | } |
4321 | ||
4322 | /* Called with rtnl_lock */ | |
4323 | static int | |
4324 | bnx2_open(struct net_device *dev) | |
4325 | { | |
972ec0d4 | 4326 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
4327 | int rc; |
4328 | ||
829ca9a3 | 4329 | bnx2_set_power_state(bp, PCI_D0); |
b6016b76 MC |
4330 | bnx2_disable_int(bp); |
4331 | ||
4332 | rc = bnx2_alloc_mem(bp); | |
4333 | if (rc) | |
4334 | return rc; | |
4335 | ||
4336 | if ((CHIP_ID(bp) != CHIP_ID_5706_A0) && | |
4337 | (CHIP_ID(bp) != CHIP_ID_5706_A1) && | |
4338 | !disable_msi) { | |
4339 | ||
4340 | if (pci_enable_msi(bp->pdev) == 0) { | |
4341 | bp->flags |= USING_MSI_FLAG; | |
4342 | rc = request_irq(bp->pdev->irq, bnx2_msi, 0, dev->name, | |
4343 | dev); | |
4344 | } | |
4345 | else { | |
4346 | rc = request_irq(bp->pdev->irq, bnx2_interrupt, | |
1fb9df5d | 4347 | IRQF_SHARED, dev->name, dev); |
b6016b76 MC |
4348 | } |
4349 | } | |
4350 | else { | |
1fb9df5d | 4351 | rc = request_irq(bp->pdev->irq, bnx2_interrupt, IRQF_SHARED, |
b6016b76 MC |
4352 | dev->name, dev); |
4353 | } | |
4354 | if (rc) { | |
4355 | bnx2_free_mem(bp); | |
4356 | return rc; | |
4357 | } | |
4358 | ||
4359 | rc = bnx2_init_nic(bp); | |
4360 | ||
4361 | if (rc) { | |
4362 | free_irq(bp->pdev->irq, dev); | |
4363 | if (bp->flags & USING_MSI_FLAG) { | |
4364 | pci_disable_msi(bp->pdev); | |
4365 | bp->flags &= ~USING_MSI_FLAG; | |
4366 | } | |
4367 | bnx2_free_skbs(bp); | |
4368 | bnx2_free_mem(bp); | |
4369 | return rc; | |
4370 | } | |
6aa20a22 | 4371 | |
cd339a0e | 4372 | mod_timer(&bp->timer, jiffies + bp->current_interval); |
b6016b76 MC |
4373 | |
4374 | atomic_set(&bp->intr_sem, 0); | |
4375 | ||
4376 | bnx2_enable_int(bp); | |
4377 | ||
4378 | if (bp->flags & USING_MSI_FLAG) { | |
4379 | /* Test MSI to make sure it is working | |
4380 | * If MSI test fails, go back to INTx mode | |
4381 | */ | |
4382 | if (bnx2_test_intr(bp) != 0) { | |
4383 | printk(KERN_WARNING PFX "%s: No interrupt was generated" | |
4384 | " using MSI, switching to INTx mode. Please" | |
4385 | " report this failure to the PCI maintainer" | |
4386 | " and include system chipset information.\n", | |
4387 | bp->dev->name); | |
4388 | ||
4389 | bnx2_disable_int(bp); | |
4390 | free_irq(bp->pdev->irq, dev); | |
4391 | pci_disable_msi(bp->pdev); | |
4392 | bp->flags &= ~USING_MSI_FLAG; | |
4393 | ||
4394 | rc = bnx2_init_nic(bp); | |
4395 | ||
4396 | if (!rc) { | |
4397 | rc = request_irq(bp->pdev->irq, bnx2_interrupt, | |
1fb9df5d | 4398 | IRQF_SHARED, dev->name, dev); |
b6016b76 MC |
4399 | } |
4400 | if (rc) { | |
4401 | bnx2_free_skbs(bp); | |
4402 | bnx2_free_mem(bp); | |
4403 | del_timer_sync(&bp->timer); | |
4404 | return rc; | |
4405 | } | |
4406 | bnx2_enable_int(bp); | |
4407 | } | |
4408 | } | |
4409 | if (bp->flags & USING_MSI_FLAG) { | |
4410 | printk(KERN_INFO PFX "%s: using MSI\n", dev->name); | |
4411 | } | |
4412 | ||
4413 | netif_start_queue(dev); | |
4414 | ||
4415 | return 0; | |
4416 | } | |
4417 | ||
4418 | static void | |
c4028958 | 4419 | bnx2_reset_task(struct work_struct *work) |
b6016b76 | 4420 | { |
c4028958 | 4421 | struct bnx2 *bp = container_of(work, struct bnx2, reset_task); |
b6016b76 | 4422 | |
afdc08b9 MC |
4423 | if (!netif_running(bp->dev)) |
4424 | return; | |
4425 | ||
4426 | bp->in_reset_task = 1; | |
b6016b76 MC |
4427 | bnx2_netif_stop(bp); |
4428 | ||
4429 | bnx2_init_nic(bp); | |
4430 | ||
4431 | atomic_set(&bp->intr_sem, 1); | |
4432 | bnx2_netif_start(bp); | |
afdc08b9 | 4433 | bp->in_reset_task = 0; |
b6016b76 MC |
4434 | } |
4435 | ||
4436 | static void | |
4437 | bnx2_tx_timeout(struct net_device *dev) | |
4438 | { | |
972ec0d4 | 4439 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
4440 | |
4441 | /* This allows the netif to be shutdown gracefully before resetting */ | |
4442 | schedule_work(&bp->reset_task); | |
4443 | } | |
4444 | ||
4445 | #ifdef BCM_VLAN | |
4446 | /* Called with rtnl_lock */ | |
4447 | static void | |
4448 | bnx2_vlan_rx_register(struct net_device *dev, struct vlan_group *vlgrp) | |
4449 | { | |
972ec0d4 | 4450 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
4451 | |
4452 | bnx2_netif_stop(bp); | |
4453 | ||
4454 | bp->vlgrp = vlgrp; | |
4455 | bnx2_set_rx_mode(dev); | |
4456 | ||
4457 | bnx2_netif_start(bp); | |
4458 | } | |
4459 | ||
4460 | /* Called with rtnl_lock */ | |
4461 | static void | |
4462 | bnx2_vlan_rx_kill_vid(struct net_device *dev, uint16_t vid) | |
4463 | { | |
972ec0d4 | 4464 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
4465 | |
4466 | bnx2_netif_stop(bp); | |
4467 | ||
4468 | if (bp->vlgrp) | |
4469 | bp->vlgrp->vlan_devices[vid] = NULL; | |
4470 | bnx2_set_rx_mode(dev); | |
4471 | ||
4472 | bnx2_netif_start(bp); | |
4473 | } | |
4474 | #endif | |
4475 | ||
932ff279 | 4476 | /* Called with netif_tx_lock. |
2f8af120 MC |
4477 | * bnx2_tx_int() runs without netif_tx_lock unless it needs to call |
4478 | * netif_wake_queue(). | |
b6016b76 MC |
4479 | */ |
4480 | static int | |
4481 | bnx2_start_xmit(struct sk_buff *skb, struct net_device *dev) | |
4482 | { | |
972ec0d4 | 4483 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
4484 | dma_addr_t mapping; |
4485 | struct tx_bd *txbd; | |
4486 | struct sw_bd *tx_buf; | |
4487 | u32 len, vlan_tag_flags, last_frag, mss; | |
4488 | u16 prod, ring_prod; | |
4489 | int i; | |
4490 | ||
e89bbf10 | 4491 | if (unlikely(bnx2_tx_avail(bp) < (skb_shinfo(skb)->nr_frags + 1))) { |
b6016b76 MC |
4492 | netif_stop_queue(dev); |
4493 | printk(KERN_ERR PFX "%s: BUG! Tx ring full when queue awake!\n", | |
4494 | dev->name); | |
4495 | ||
4496 | return NETDEV_TX_BUSY; | |
4497 | } | |
4498 | len = skb_headlen(skb); | |
4499 | prod = bp->tx_prod; | |
4500 | ring_prod = TX_RING_IDX(prod); | |
4501 | ||
4502 | vlan_tag_flags = 0; | |
84fa7933 | 4503 | if (skb->ip_summed == CHECKSUM_PARTIAL) { |
b6016b76 MC |
4504 | vlan_tag_flags |= TX_BD_FLAGS_TCP_UDP_CKSUM; |
4505 | } | |
4506 | ||
4507 | if (bp->vlgrp != 0 && vlan_tx_tag_present(skb)) { | |
4508 | vlan_tag_flags |= | |
4509 | (TX_BD_FLAGS_VLAN_TAG | (vlan_tx_tag_get(skb) << 16)); | |
4510 | } | |
6aa20a22 | 4511 | #ifdef BCM_TSO |
7967168c | 4512 | if ((mss = skb_shinfo(skb)->gso_size) && |
b6016b76 MC |
4513 | (skb->len > (bp->dev->mtu + ETH_HLEN))) { |
4514 | u32 tcp_opt_len, ip_tcp_len; | |
4515 | ||
4516 | if (skb_header_cloned(skb) && | |
4517 | pskb_expand_head(skb, 0, 0, GFP_ATOMIC)) { | |
4518 | dev_kfree_skb(skb); | |
4519 | return NETDEV_TX_OK; | |
4520 | } | |
4521 | ||
4522 | tcp_opt_len = ((skb->h.th->doff - 5) * 4); | |
4523 | vlan_tag_flags |= TX_BD_FLAGS_SW_LSO; | |
4524 | ||
4525 | tcp_opt_len = 0; | |
4526 | if (skb->h.th->doff > 5) { | |
4527 | tcp_opt_len = (skb->h.th->doff - 5) << 2; | |
4528 | } | |
4529 | ip_tcp_len = (skb->nh.iph->ihl << 2) + sizeof(struct tcphdr); | |
4530 | ||
4531 | skb->nh.iph->check = 0; | |
d1e100ba | 4532 | skb->nh.iph->tot_len = htons(mss + ip_tcp_len + tcp_opt_len); |
b6016b76 MC |
4533 | skb->h.th->check = |
4534 | ~csum_tcpudp_magic(skb->nh.iph->saddr, | |
4535 | skb->nh.iph->daddr, | |
4536 | 0, IPPROTO_TCP, 0); | |
4537 | ||
4538 | if (tcp_opt_len || (skb->nh.iph->ihl > 5)) { | |
4539 | vlan_tag_flags |= ((skb->nh.iph->ihl - 5) + | |
4540 | (tcp_opt_len >> 2)) << 8; | |
4541 | } | |
4542 | } | |
4543 | else | |
4544 | #endif | |
4545 | { | |
4546 | mss = 0; | |
4547 | } | |
4548 | ||
4549 | mapping = pci_map_single(bp->pdev, skb->data, len, PCI_DMA_TODEVICE); | |
6aa20a22 | 4550 | |
b6016b76 MC |
4551 | tx_buf = &bp->tx_buf_ring[ring_prod]; |
4552 | tx_buf->skb = skb; | |
4553 | pci_unmap_addr_set(tx_buf, mapping, mapping); | |
4554 | ||
4555 | txbd = &bp->tx_desc_ring[ring_prod]; | |
4556 | ||
4557 | txbd->tx_bd_haddr_hi = (u64) mapping >> 32; | |
4558 | txbd->tx_bd_haddr_lo = (u64) mapping & 0xffffffff; | |
4559 | txbd->tx_bd_mss_nbytes = len | (mss << 16); | |
4560 | txbd->tx_bd_vlan_tag_flags = vlan_tag_flags | TX_BD_FLAGS_START; | |
4561 | ||
4562 | last_frag = skb_shinfo(skb)->nr_frags; | |
4563 | ||
4564 | for (i = 0; i < last_frag; i++) { | |
4565 | skb_frag_t *frag = &skb_shinfo(skb)->frags[i]; | |
4566 | ||
4567 | prod = NEXT_TX_BD(prod); | |
4568 | ring_prod = TX_RING_IDX(prod); | |
4569 | txbd = &bp->tx_desc_ring[ring_prod]; | |
4570 | ||
4571 | len = frag->size; | |
4572 | mapping = pci_map_page(bp->pdev, frag->page, frag->page_offset, | |
4573 | len, PCI_DMA_TODEVICE); | |
4574 | pci_unmap_addr_set(&bp->tx_buf_ring[ring_prod], | |
4575 | mapping, mapping); | |
4576 | ||
4577 | txbd->tx_bd_haddr_hi = (u64) mapping >> 32; | |
4578 | txbd->tx_bd_haddr_lo = (u64) mapping & 0xffffffff; | |
4579 | txbd->tx_bd_mss_nbytes = len | (mss << 16); | |
4580 | txbd->tx_bd_vlan_tag_flags = vlan_tag_flags; | |
4581 | ||
4582 | } | |
4583 | txbd->tx_bd_vlan_tag_flags |= TX_BD_FLAGS_END; | |
4584 | ||
4585 | prod = NEXT_TX_BD(prod); | |
4586 | bp->tx_prod_bseq += skb->len; | |
4587 | ||
234754d5 MC |
4588 | REG_WR16(bp, bp->tx_bidx_addr, prod); |
4589 | REG_WR(bp, bp->tx_bseq_addr, bp->tx_prod_bseq); | |
b6016b76 MC |
4590 | |
4591 | mmiowb(); | |
4592 | ||
4593 | bp->tx_prod = prod; | |
4594 | dev->trans_start = jiffies; | |
4595 | ||
e89bbf10 | 4596 | if (unlikely(bnx2_tx_avail(bp) <= MAX_SKB_FRAGS)) { |
e89bbf10 | 4597 | netif_stop_queue(dev); |
2f8af120 | 4598 | if (bnx2_tx_avail(bp) > bp->tx_wake_thresh) |
e89bbf10 | 4599 | netif_wake_queue(dev); |
b6016b76 MC |
4600 | } |
4601 | ||
4602 | return NETDEV_TX_OK; | |
4603 | } | |
4604 | ||
4605 | /* Called with rtnl_lock */ | |
4606 | static int | |
4607 | bnx2_close(struct net_device *dev) | |
4608 | { | |
972ec0d4 | 4609 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
4610 | u32 reset_code; |
4611 | ||
afdc08b9 MC |
4612 | /* Calling flush_scheduled_work() may deadlock because |
4613 | * linkwatch_event() may be on the workqueue and it will try to get | |
4614 | * the rtnl_lock which we are holding. | |
4615 | */ | |
4616 | while (bp->in_reset_task) | |
4617 | msleep(1); | |
4618 | ||
b6016b76 MC |
4619 | bnx2_netif_stop(bp); |
4620 | del_timer_sync(&bp->timer); | |
dda1e390 | 4621 | if (bp->flags & NO_WOL_FLAG) |
6c4f095e | 4622 | reset_code = BNX2_DRV_MSG_CODE_UNLOAD_LNK_DN; |
dda1e390 | 4623 | else if (bp->wol) |
b6016b76 MC |
4624 | reset_code = BNX2_DRV_MSG_CODE_SUSPEND_WOL; |
4625 | else | |
4626 | reset_code = BNX2_DRV_MSG_CODE_SUSPEND_NO_WOL; | |
4627 | bnx2_reset_chip(bp, reset_code); | |
4628 | free_irq(bp->pdev->irq, dev); | |
4629 | if (bp->flags & USING_MSI_FLAG) { | |
4630 | pci_disable_msi(bp->pdev); | |
4631 | bp->flags &= ~USING_MSI_FLAG; | |
4632 | } | |
4633 | bnx2_free_skbs(bp); | |
4634 | bnx2_free_mem(bp); | |
4635 | bp->link_up = 0; | |
4636 | netif_carrier_off(bp->dev); | |
829ca9a3 | 4637 | bnx2_set_power_state(bp, PCI_D3hot); |
b6016b76 MC |
4638 | return 0; |
4639 | } | |
4640 | ||
4641 | #define GET_NET_STATS64(ctr) \ | |
4642 | (unsigned long) ((unsigned long) (ctr##_hi) << 32) + \ | |
4643 | (unsigned long) (ctr##_lo) | |
4644 | ||
4645 | #define GET_NET_STATS32(ctr) \ | |
4646 | (ctr##_lo) | |
4647 | ||
4648 | #if (BITS_PER_LONG == 64) | |
4649 | #define GET_NET_STATS GET_NET_STATS64 | |
4650 | #else | |
4651 | #define GET_NET_STATS GET_NET_STATS32 | |
4652 | #endif | |
4653 | ||
4654 | static struct net_device_stats * | |
4655 | bnx2_get_stats(struct net_device *dev) | |
4656 | { | |
972ec0d4 | 4657 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
4658 | struct statistics_block *stats_blk = bp->stats_blk; |
4659 | struct net_device_stats *net_stats = &bp->net_stats; | |
4660 | ||
4661 | if (bp->stats_blk == NULL) { | |
4662 | return net_stats; | |
4663 | } | |
4664 | net_stats->rx_packets = | |
4665 | GET_NET_STATS(stats_blk->stat_IfHCInUcastPkts) + | |
4666 | GET_NET_STATS(stats_blk->stat_IfHCInMulticastPkts) + | |
4667 | GET_NET_STATS(stats_blk->stat_IfHCInBroadcastPkts); | |
4668 | ||
4669 | net_stats->tx_packets = | |
4670 | GET_NET_STATS(stats_blk->stat_IfHCOutUcastPkts) + | |
4671 | GET_NET_STATS(stats_blk->stat_IfHCOutMulticastPkts) + | |
4672 | GET_NET_STATS(stats_blk->stat_IfHCOutBroadcastPkts); | |
4673 | ||
4674 | net_stats->rx_bytes = | |
4675 | GET_NET_STATS(stats_blk->stat_IfHCInOctets); | |
4676 | ||
4677 | net_stats->tx_bytes = | |
4678 | GET_NET_STATS(stats_blk->stat_IfHCOutOctets); | |
4679 | ||
6aa20a22 | 4680 | net_stats->multicast = |
b6016b76 MC |
4681 | GET_NET_STATS(stats_blk->stat_IfHCOutMulticastPkts); |
4682 | ||
6aa20a22 | 4683 | net_stats->collisions = |
b6016b76 MC |
4684 | (unsigned long) stats_blk->stat_EtherStatsCollisions; |
4685 | ||
6aa20a22 | 4686 | net_stats->rx_length_errors = |
b6016b76 MC |
4687 | (unsigned long) (stats_blk->stat_EtherStatsUndersizePkts + |
4688 | stats_blk->stat_EtherStatsOverrsizePkts); | |
4689 | ||
6aa20a22 | 4690 | net_stats->rx_over_errors = |
b6016b76 MC |
4691 | (unsigned long) stats_blk->stat_IfInMBUFDiscards; |
4692 | ||
6aa20a22 | 4693 | net_stats->rx_frame_errors = |
b6016b76 MC |
4694 | (unsigned long) stats_blk->stat_Dot3StatsAlignmentErrors; |
4695 | ||
6aa20a22 | 4696 | net_stats->rx_crc_errors = |
b6016b76 MC |
4697 | (unsigned long) stats_blk->stat_Dot3StatsFCSErrors; |
4698 | ||
4699 | net_stats->rx_errors = net_stats->rx_length_errors + | |
4700 | net_stats->rx_over_errors + net_stats->rx_frame_errors + | |
4701 | net_stats->rx_crc_errors; | |
4702 | ||
4703 | net_stats->tx_aborted_errors = | |
4704 | (unsigned long) (stats_blk->stat_Dot3StatsExcessiveCollisions + | |
4705 | stats_blk->stat_Dot3StatsLateCollisions); | |
4706 | ||
5b0c76ad MC |
4707 | if ((CHIP_NUM(bp) == CHIP_NUM_5706) || |
4708 | (CHIP_ID(bp) == CHIP_ID_5708_A0)) | |
b6016b76 MC |
4709 | net_stats->tx_carrier_errors = 0; |
4710 | else { | |
4711 | net_stats->tx_carrier_errors = | |
4712 | (unsigned long) | |
4713 | stats_blk->stat_Dot3StatsCarrierSenseErrors; | |
4714 | } | |
4715 | ||
4716 | net_stats->tx_errors = | |
6aa20a22 | 4717 | (unsigned long) |
b6016b76 MC |
4718 | stats_blk->stat_emac_tx_stat_dot3statsinternalmactransmiterrors |
4719 | + | |
4720 | net_stats->tx_aborted_errors + | |
4721 | net_stats->tx_carrier_errors; | |
4722 | ||
cea94db9 MC |
4723 | net_stats->rx_missed_errors = |
4724 | (unsigned long) (stats_blk->stat_IfInMBUFDiscards + | |
4725 | stats_blk->stat_FwRxDrop); | |
4726 | ||
b6016b76 MC |
4727 | return net_stats; |
4728 | } | |
4729 | ||
4730 | /* All ethtool functions called with rtnl_lock */ | |
4731 | ||
4732 | static int | |
4733 | bnx2_get_settings(struct net_device *dev, struct ethtool_cmd *cmd) | |
4734 | { | |
972ec0d4 | 4735 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
4736 | |
4737 | cmd->supported = SUPPORTED_Autoneg; | |
4738 | if (bp->phy_flags & PHY_SERDES_FLAG) { | |
4739 | cmd->supported |= SUPPORTED_1000baseT_Full | | |
4740 | SUPPORTED_FIBRE; | |
4741 | ||
4742 | cmd->port = PORT_FIBRE; | |
4743 | } | |
4744 | else { | |
4745 | cmd->supported |= SUPPORTED_10baseT_Half | | |
4746 | SUPPORTED_10baseT_Full | | |
4747 | SUPPORTED_100baseT_Half | | |
4748 | SUPPORTED_100baseT_Full | | |
4749 | SUPPORTED_1000baseT_Full | | |
4750 | SUPPORTED_TP; | |
4751 | ||
4752 | cmd->port = PORT_TP; | |
4753 | } | |
4754 | ||
4755 | cmd->advertising = bp->advertising; | |
4756 | ||
4757 | if (bp->autoneg & AUTONEG_SPEED) { | |
4758 | cmd->autoneg = AUTONEG_ENABLE; | |
4759 | } | |
4760 | else { | |
4761 | cmd->autoneg = AUTONEG_DISABLE; | |
4762 | } | |
4763 | ||
4764 | if (netif_carrier_ok(dev)) { | |
4765 | cmd->speed = bp->line_speed; | |
4766 | cmd->duplex = bp->duplex; | |
4767 | } | |
4768 | else { | |
4769 | cmd->speed = -1; | |
4770 | cmd->duplex = -1; | |
4771 | } | |
4772 | ||
4773 | cmd->transceiver = XCVR_INTERNAL; | |
4774 | cmd->phy_address = bp->phy_addr; | |
4775 | ||
4776 | return 0; | |
4777 | } | |
6aa20a22 | 4778 | |
b6016b76 MC |
4779 | static int |
4780 | bnx2_set_settings(struct net_device *dev, struct ethtool_cmd *cmd) | |
4781 | { | |
972ec0d4 | 4782 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
4783 | u8 autoneg = bp->autoneg; |
4784 | u8 req_duplex = bp->req_duplex; | |
4785 | u16 req_line_speed = bp->req_line_speed; | |
4786 | u32 advertising = bp->advertising; | |
4787 | ||
4788 | if (cmd->autoneg == AUTONEG_ENABLE) { | |
4789 | autoneg |= AUTONEG_SPEED; | |
4790 | ||
6aa20a22 | 4791 | cmd->advertising &= ETHTOOL_ALL_COPPER_SPEED; |
b6016b76 MC |
4792 | |
4793 | /* allow advertising 1 speed */ | |
4794 | if ((cmd->advertising == ADVERTISED_10baseT_Half) || | |
4795 | (cmd->advertising == ADVERTISED_10baseT_Full) || | |
4796 | (cmd->advertising == ADVERTISED_100baseT_Half) || | |
4797 | (cmd->advertising == ADVERTISED_100baseT_Full)) { | |
4798 | ||
4799 | if (bp->phy_flags & PHY_SERDES_FLAG) | |
4800 | return -EINVAL; | |
4801 | ||
4802 | advertising = cmd->advertising; | |
4803 | ||
4804 | } | |
4805 | else if (cmd->advertising == ADVERTISED_1000baseT_Full) { | |
4806 | advertising = cmd->advertising; | |
4807 | } | |
4808 | else if (cmd->advertising == ADVERTISED_1000baseT_Half) { | |
4809 | return -EINVAL; | |
4810 | } | |
4811 | else { | |
4812 | if (bp->phy_flags & PHY_SERDES_FLAG) { | |
4813 | advertising = ETHTOOL_ALL_FIBRE_SPEED; | |
4814 | } | |
4815 | else { | |
4816 | advertising = ETHTOOL_ALL_COPPER_SPEED; | |
4817 | } | |
4818 | } | |
4819 | advertising |= ADVERTISED_Autoneg; | |
4820 | } | |
4821 | else { | |
4822 | if (bp->phy_flags & PHY_SERDES_FLAG) { | |
80be4434 MC |
4823 | if ((cmd->speed != SPEED_1000 && |
4824 | cmd->speed != SPEED_2500) || | |
4825 | (cmd->duplex != DUPLEX_FULL)) | |
4826 | return -EINVAL; | |
4827 | ||
4828 | if (cmd->speed == SPEED_2500 && | |
4829 | !(bp->phy_flags & PHY_2_5G_CAPABLE_FLAG)) | |
b6016b76 | 4830 | return -EINVAL; |
b6016b76 MC |
4831 | } |
4832 | else if (cmd->speed == SPEED_1000) { | |
4833 | return -EINVAL; | |
4834 | } | |
4835 | autoneg &= ~AUTONEG_SPEED; | |
4836 | req_line_speed = cmd->speed; | |
4837 | req_duplex = cmd->duplex; | |
4838 | advertising = 0; | |
4839 | } | |
4840 | ||
4841 | bp->autoneg = autoneg; | |
4842 | bp->advertising = advertising; | |
4843 | bp->req_line_speed = req_line_speed; | |
4844 | bp->req_duplex = req_duplex; | |
4845 | ||
c770a65c | 4846 | spin_lock_bh(&bp->phy_lock); |
b6016b76 MC |
4847 | |
4848 | bnx2_setup_phy(bp); | |
4849 | ||
c770a65c | 4850 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
4851 | |
4852 | return 0; | |
4853 | } | |
4854 | ||
4855 | static void | |
4856 | bnx2_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *info) | |
4857 | { | |
972ec0d4 | 4858 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
4859 | |
4860 | strcpy(info->driver, DRV_MODULE_NAME); | |
4861 | strcpy(info->version, DRV_MODULE_VERSION); | |
4862 | strcpy(info->bus_info, pci_name(bp->pdev)); | |
4863 | info->fw_version[0] = ((bp->fw_ver & 0xff000000) >> 24) + '0'; | |
4864 | info->fw_version[2] = ((bp->fw_ver & 0xff0000) >> 16) + '0'; | |
4865 | info->fw_version[4] = ((bp->fw_ver & 0xff00) >> 8) + '0'; | |
206cc83c MC |
4866 | info->fw_version[1] = info->fw_version[3] = '.'; |
4867 | info->fw_version[5] = 0; | |
b6016b76 MC |
4868 | } |
4869 | ||
244ac4f4 MC |
4870 | #define BNX2_REGDUMP_LEN (32 * 1024) |
4871 | ||
4872 | static int | |
4873 | bnx2_get_regs_len(struct net_device *dev) | |
4874 | { | |
4875 | return BNX2_REGDUMP_LEN; | |
4876 | } | |
4877 | ||
4878 | static void | |
4879 | bnx2_get_regs(struct net_device *dev, struct ethtool_regs *regs, void *_p) | |
4880 | { | |
4881 | u32 *p = _p, i, offset; | |
4882 | u8 *orig_p = _p; | |
4883 | struct bnx2 *bp = netdev_priv(dev); | |
4884 | u32 reg_boundaries[] = { 0x0000, 0x0098, 0x0400, 0x045c, | |
4885 | 0x0800, 0x0880, 0x0c00, 0x0c10, | |
4886 | 0x0c30, 0x0d08, 0x1000, 0x101c, | |
4887 | 0x1040, 0x1048, 0x1080, 0x10a4, | |
4888 | 0x1400, 0x1490, 0x1498, 0x14f0, | |
4889 | 0x1500, 0x155c, 0x1580, 0x15dc, | |
4890 | 0x1600, 0x1658, 0x1680, 0x16d8, | |
4891 | 0x1800, 0x1820, 0x1840, 0x1854, | |
4892 | 0x1880, 0x1894, 0x1900, 0x1984, | |
4893 | 0x1c00, 0x1c0c, 0x1c40, 0x1c54, | |
4894 | 0x1c80, 0x1c94, 0x1d00, 0x1d84, | |
4895 | 0x2000, 0x2030, 0x23c0, 0x2400, | |
4896 | 0x2800, 0x2820, 0x2830, 0x2850, | |
4897 | 0x2b40, 0x2c10, 0x2fc0, 0x3058, | |
4898 | 0x3c00, 0x3c94, 0x4000, 0x4010, | |
4899 | 0x4080, 0x4090, 0x43c0, 0x4458, | |
4900 | 0x4c00, 0x4c18, 0x4c40, 0x4c54, | |
4901 | 0x4fc0, 0x5010, 0x53c0, 0x5444, | |
4902 | 0x5c00, 0x5c18, 0x5c80, 0x5c90, | |
4903 | 0x5fc0, 0x6000, 0x6400, 0x6428, | |
4904 | 0x6800, 0x6848, 0x684c, 0x6860, | |
4905 | 0x6888, 0x6910, 0x8000 }; | |
4906 | ||
4907 | regs->version = 0; | |
4908 | ||
4909 | memset(p, 0, BNX2_REGDUMP_LEN); | |
4910 | ||
4911 | if (!netif_running(bp->dev)) | |
4912 | return; | |
4913 | ||
4914 | i = 0; | |
4915 | offset = reg_boundaries[0]; | |
4916 | p += offset; | |
4917 | while (offset < BNX2_REGDUMP_LEN) { | |
4918 | *p++ = REG_RD(bp, offset); | |
4919 | offset += 4; | |
4920 | if (offset == reg_boundaries[i + 1]) { | |
4921 | offset = reg_boundaries[i + 2]; | |
4922 | p = (u32 *) (orig_p + offset); | |
4923 | i += 2; | |
4924 | } | |
4925 | } | |
4926 | } | |
4927 | ||
b6016b76 MC |
4928 | static void |
4929 | bnx2_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol) | |
4930 | { | |
972ec0d4 | 4931 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
4932 | |
4933 | if (bp->flags & NO_WOL_FLAG) { | |
4934 | wol->supported = 0; | |
4935 | wol->wolopts = 0; | |
4936 | } | |
4937 | else { | |
4938 | wol->supported = WAKE_MAGIC; | |
4939 | if (bp->wol) | |
4940 | wol->wolopts = WAKE_MAGIC; | |
4941 | else | |
4942 | wol->wolopts = 0; | |
4943 | } | |
4944 | memset(&wol->sopass, 0, sizeof(wol->sopass)); | |
4945 | } | |
4946 | ||
4947 | static int | |
4948 | bnx2_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol) | |
4949 | { | |
972ec0d4 | 4950 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
4951 | |
4952 | if (wol->wolopts & ~WAKE_MAGIC) | |
4953 | return -EINVAL; | |
4954 | ||
4955 | if (wol->wolopts & WAKE_MAGIC) { | |
4956 | if (bp->flags & NO_WOL_FLAG) | |
4957 | return -EINVAL; | |
4958 | ||
4959 | bp->wol = 1; | |
4960 | } | |
4961 | else { | |
4962 | bp->wol = 0; | |
4963 | } | |
4964 | return 0; | |
4965 | } | |
4966 | ||
4967 | static int | |
4968 | bnx2_nway_reset(struct net_device *dev) | |
4969 | { | |
972ec0d4 | 4970 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
4971 | u32 bmcr; |
4972 | ||
4973 | if (!(bp->autoneg & AUTONEG_SPEED)) { | |
4974 | return -EINVAL; | |
4975 | } | |
4976 | ||
c770a65c | 4977 | spin_lock_bh(&bp->phy_lock); |
b6016b76 MC |
4978 | |
4979 | /* Force a link down visible on the other side */ | |
4980 | if (bp->phy_flags & PHY_SERDES_FLAG) { | |
4981 | bnx2_write_phy(bp, MII_BMCR, BMCR_LOOPBACK); | |
c770a65c | 4982 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
4983 | |
4984 | msleep(20); | |
4985 | ||
c770a65c | 4986 | spin_lock_bh(&bp->phy_lock); |
f8dd064e MC |
4987 | |
4988 | bp->current_interval = SERDES_AN_TIMEOUT; | |
4989 | bp->serdes_an_pending = 1; | |
4990 | mod_timer(&bp->timer, jiffies + bp->current_interval); | |
b6016b76 MC |
4991 | } |
4992 | ||
4993 | bnx2_read_phy(bp, MII_BMCR, &bmcr); | |
4994 | bmcr &= ~BMCR_LOOPBACK; | |
4995 | bnx2_write_phy(bp, MII_BMCR, bmcr | BMCR_ANRESTART | BMCR_ANENABLE); | |
4996 | ||
c770a65c | 4997 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
4998 | |
4999 | return 0; | |
5000 | } | |
5001 | ||
5002 | static int | |
5003 | bnx2_get_eeprom_len(struct net_device *dev) | |
5004 | { | |
972ec0d4 | 5005 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 5006 | |
1122db71 | 5007 | if (bp->flash_info == NULL) |
b6016b76 MC |
5008 | return 0; |
5009 | ||
1122db71 | 5010 | return (int) bp->flash_size; |
b6016b76 MC |
5011 | } |
5012 | ||
5013 | static int | |
5014 | bnx2_get_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom, | |
5015 | u8 *eebuf) | |
5016 | { | |
972ec0d4 | 5017 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5018 | int rc; |
5019 | ||
1064e944 | 5020 | /* parameters already validated in ethtool_get_eeprom */ |
b6016b76 MC |
5021 | |
5022 | rc = bnx2_nvram_read(bp, eeprom->offset, eebuf, eeprom->len); | |
5023 | ||
5024 | return rc; | |
5025 | } | |
5026 | ||
5027 | static int | |
5028 | bnx2_set_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom, | |
5029 | u8 *eebuf) | |
5030 | { | |
972ec0d4 | 5031 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5032 | int rc; |
5033 | ||
1064e944 | 5034 | /* parameters already validated in ethtool_set_eeprom */ |
b6016b76 MC |
5035 | |
5036 | rc = bnx2_nvram_write(bp, eeprom->offset, eebuf, eeprom->len); | |
5037 | ||
5038 | return rc; | |
5039 | } | |
5040 | ||
5041 | static int | |
5042 | bnx2_get_coalesce(struct net_device *dev, struct ethtool_coalesce *coal) | |
5043 | { | |
972ec0d4 | 5044 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5045 | |
5046 | memset(coal, 0, sizeof(struct ethtool_coalesce)); | |
5047 | ||
5048 | coal->rx_coalesce_usecs = bp->rx_ticks; | |
5049 | coal->rx_max_coalesced_frames = bp->rx_quick_cons_trip; | |
5050 | coal->rx_coalesce_usecs_irq = bp->rx_ticks_int; | |
5051 | coal->rx_max_coalesced_frames_irq = bp->rx_quick_cons_trip_int; | |
5052 | ||
5053 | coal->tx_coalesce_usecs = bp->tx_ticks; | |
5054 | coal->tx_max_coalesced_frames = bp->tx_quick_cons_trip; | |
5055 | coal->tx_coalesce_usecs_irq = bp->tx_ticks_int; | |
5056 | coal->tx_max_coalesced_frames_irq = bp->tx_quick_cons_trip_int; | |
5057 | ||
5058 | coal->stats_block_coalesce_usecs = bp->stats_ticks; | |
5059 | ||
5060 | return 0; | |
5061 | } | |
5062 | ||
5063 | static int | |
5064 | bnx2_set_coalesce(struct net_device *dev, struct ethtool_coalesce *coal) | |
5065 | { | |
972ec0d4 | 5066 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5067 | |
5068 | bp->rx_ticks = (u16) coal->rx_coalesce_usecs; | |
5069 | if (bp->rx_ticks > 0x3ff) bp->rx_ticks = 0x3ff; | |
5070 | ||
6aa20a22 | 5071 | bp->rx_quick_cons_trip = (u16) coal->rx_max_coalesced_frames; |
b6016b76 MC |
5072 | if (bp->rx_quick_cons_trip > 0xff) bp->rx_quick_cons_trip = 0xff; |
5073 | ||
5074 | bp->rx_ticks_int = (u16) coal->rx_coalesce_usecs_irq; | |
5075 | if (bp->rx_ticks_int > 0x3ff) bp->rx_ticks_int = 0x3ff; | |
5076 | ||
5077 | bp->rx_quick_cons_trip_int = (u16) coal->rx_max_coalesced_frames_irq; | |
5078 | if (bp->rx_quick_cons_trip_int > 0xff) | |
5079 | bp->rx_quick_cons_trip_int = 0xff; | |
5080 | ||
5081 | bp->tx_ticks = (u16) coal->tx_coalesce_usecs; | |
5082 | if (bp->tx_ticks > 0x3ff) bp->tx_ticks = 0x3ff; | |
5083 | ||
5084 | bp->tx_quick_cons_trip = (u16) coal->tx_max_coalesced_frames; | |
5085 | if (bp->tx_quick_cons_trip > 0xff) bp->tx_quick_cons_trip = 0xff; | |
5086 | ||
5087 | bp->tx_ticks_int = (u16) coal->tx_coalesce_usecs_irq; | |
5088 | if (bp->tx_ticks_int > 0x3ff) bp->tx_ticks_int = 0x3ff; | |
5089 | ||
5090 | bp->tx_quick_cons_trip_int = (u16) coal->tx_max_coalesced_frames_irq; | |
5091 | if (bp->tx_quick_cons_trip_int > 0xff) bp->tx_quick_cons_trip_int = | |
5092 | 0xff; | |
5093 | ||
5094 | bp->stats_ticks = coal->stats_block_coalesce_usecs; | |
5095 | if (bp->stats_ticks > 0xffff00) bp->stats_ticks = 0xffff00; | |
5096 | bp->stats_ticks &= 0xffff00; | |
5097 | ||
5098 | if (netif_running(bp->dev)) { | |
5099 | bnx2_netif_stop(bp); | |
5100 | bnx2_init_nic(bp); | |
5101 | bnx2_netif_start(bp); | |
5102 | } | |
5103 | ||
5104 | return 0; | |
5105 | } | |
5106 | ||
5107 | static void | |
5108 | bnx2_get_ringparam(struct net_device *dev, struct ethtool_ringparam *ering) | |
5109 | { | |
972ec0d4 | 5110 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 5111 | |
13daffa2 | 5112 | ering->rx_max_pending = MAX_TOTAL_RX_DESC_CNT; |
b6016b76 MC |
5113 | ering->rx_mini_max_pending = 0; |
5114 | ering->rx_jumbo_max_pending = 0; | |
5115 | ||
5116 | ering->rx_pending = bp->rx_ring_size; | |
5117 | ering->rx_mini_pending = 0; | |
5118 | ering->rx_jumbo_pending = 0; | |
5119 | ||
5120 | ering->tx_max_pending = MAX_TX_DESC_CNT; | |
5121 | ering->tx_pending = bp->tx_ring_size; | |
5122 | } | |
5123 | ||
5124 | static int | |
5125 | bnx2_set_ringparam(struct net_device *dev, struct ethtool_ringparam *ering) | |
5126 | { | |
972ec0d4 | 5127 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 5128 | |
13daffa2 | 5129 | if ((ering->rx_pending > MAX_TOTAL_RX_DESC_CNT) || |
b6016b76 MC |
5130 | (ering->tx_pending > MAX_TX_DESC_CNT) || |
5131 | (ering->tx_pending <= MAX_SKB_FRAGS)) { | |
5132 | ||
5133 | return -EINVAL; | |
5134 | } | |
13daffa2 MC |
5135 | if (netif_running(bp->dev)) { |
5136 | bnx2_netif_stop(bp); | |
5137 | bnx2_reset_chip(bp, BNX2_DRV_MSG_CODE_RESET); | |
5138 | bnx2_free_skbs(bp); | |
5139 | bnx2_free_mem(bp); | |
5140 | } | |
5141 | ||
5142 | bnx2_set_rx_ring_size(bp, ering->rx_pending); | |
b6016b76 MC |
5143 | bp->tx_ring_size = ering->tx_pending; |
5144 | ||
5145 | if (netif_running(bp->dev)) { | |
13daffa2 MC |
5146 | int rc; |
5147 | ||
5148 | rc = bnx2_alloc_mem(bp); | |
5149 | if (rc) | |
5150 | return rc; | |
b6016b76 MC |
5151 | bnx2_init_nic(bp); |
5152 | bnx2_netif_start(bp); | |
5153 | } | |
5154 | ||
5155 | return 0; | |
5156 | } | |
5157 | ||
5158 | static void | |
5159 | bnx2_get_pauseparam(struct net_device *dev, struct ethtool_pauseparam *epause) | |
5160 | { | |
972ec0d4 | 5161 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5162 | |
5163 | epause->autoneg = ((bp->autoneg & AUTONEG_FLOW_CTRL) != 0); | |
5164 | epause->rx_pause = ((bp->flow_ctrl & FLOW_CTRL_RX) != 0); | |
5165 | epause->tx_pause = ((bp->flow_ctrl & FLOW_CTRL_TX) != 0); | |
5166 | } | |
5167 | ||
5168 | static int | |
5169 | bnx2_set_pauseparam(struct net_device *dev, struct ethtool_pauseparam *epause) | |
5170 | { | |
972ec0d4 | 5171 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5172 | |
5173 | bp->req_flow_ctrl = 0; | |
5174 | if (epause->rx_pause) | |
5175 | bp->req_flow_ctrl |= FLOW_CTRL_RX; | |
5176 | if (epause->tx_pause) | |
5177 | bp->req_flow_ctrl |= FLOW_CTRL_TX; | |
5178 | ||
5179 | if (epause->autoneg) { | |
5180 | bp->autoneg |= AUTONEG_FLOW_CTRL; | |
5181 | } | |
5182 | else { | |
5183 | bp->autoneg &= ~AUTONEG_FLOW_CTRL; | |
5184 | } | |
5185 | ||
c770a65c | 5186 | spin_lock_bh(&bp->phy_lock); |
b6016b76 MC |
5187 | |
5188 | bnx2_setup_phy(bp); | |
5189 | ||
c770a65c | 5190 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
5191 | |
5192 | return 0; | |
5193 | } | |
5194 | ||
5195 | static u32 | |
5196 | bnx2_get_rx_csum(struct net_device *dev) | |
5197 | { | |
972ec0d4 | 5198 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5199 | |
5200 | return bp->rx_csum; | |
5201 | } | |
5202 | ||
5203 | static int | |
5204 | bnx2_set_rx_csum(struct net_device *dev, u32 data) | |
5205 | { | |
972ec0d4 | 5206 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5207 | |
5208 | bp->rx_csum = data; | |
5209 | return 0; | |
5210 | } | |
5211 | ||
b11d6213 MC |
5212 | static int |
5213 | bnx2_set_tso(struct net_device *dev, u32 data) | |
5214 | { | |
5215 | if (data) | |
5216 | dev->features |= NETIF_F_TSO | NETIF_F_TSO_ECN; | |
5217 | else | |
5218 | dev->features &= ~(NETIF_F_TSO | NETIF_F_TSO_ECN); | |
5219 | return 0; | |
5220 | } | |
5221 | ||
cea94db9 | 5222 | #define BNX2_NUM_STATS 46 |
b6016b76 | 5223 | |
14ab9b86 | 5224 | static struct { |
b6016b76 MC |
5225 | char string[ETH_GSTRING_LEN]; |
5226 | } bnx2_stats_str_arr[BNX2_NUM_STATS] = { | |
5227 | { "rx_bytes" }, | |
5228 | { "rx_error_bytes" }, | |
5229 | { "tx_bytes" }, | |
5230 | { "tx_error_bytes" }, | |
5231 | { "rx_ucast_packets" }, | |
5232 | { "rx_mcast_packets" }, | |
5233 | { "rx_bcast_packets" }, | |
5234 | { "tx_ucast_packets" }, | |
5235 | { "tx_mcast_packets" }, | |
5236 | { "tx_bcast_packets" }, | |
5237 | { "tx_mac_errors" }, | |
5238 | { "tx_carrier_errors" }, | |
5239 | { "rx_crc_errors" }, | |
5240 | { "rx_align_errors" }, | |
5241 | { "tx_single_collisions" }, | |
5242 | { "tx_multi_collisions" }, | |
5243 | { "tx_deferred" }, | |
5244 | { "tx_excess_collisions" }, | |
5245 | { "tx_late_collisions" }, | |
5246 | { "tx_total_collisions" }, | |
5247 | { "rx_fragments" }, | |
5248 | { "rx_jabbers" }, | |
5249 | { "rx_undersize_packets" }, | |
5250 | { "rx_oversize_packets" }, | |
5251 | { "rx_64_byte_packets" }, | |
5252 | { "rx_65_to_127_byte_packets" }, | |
5253 | { "rx_128_to_255_byte_packets" }, | |
5254 | { "rx_256_to_511_byte_packets" }, | |
5255 | { "rx_512_to_1023_byte_packets" }, | |
5256 | { "rx_1024_to_1522_byte_packets" }, | |
5257 | { "rx_1523_to_9022_byte_packets" }, | |
5258 | { "tx_64_byte_packets" }, | |
5259 | { "tx_65_to_127_byte_packets" }, | |
5260 | { "tx_128_to_255_byte_packets" }, | |
5261 | { "tx_256_to_511_byte_packets" }, | |
5262 | { "tx_512_to_1023_byte_packets" }, | |
5263 | { "tx_1024_to_1522_byte_packets" }, | |
5264 | { "tx_1523_to_9022_byte_packets" }, | |
5265 | { "rx_xon_frames" }, | |
5266 | { "rx_xoff_frames" }, | |
5267 | { "tx_xon_frames" }, | |
5268 | { "tx_xoff_frames" }, | |
5269 | { "rx_mac_ctrl_frames" }, | |
5270 | { "rx_filtered_packets" }, | |
5271 | { "rx_discards" }, | |
cea94db9 | 5272 | { "rx_fw_discards" }, |
b6016b76 MC |
5273 | }; |
5274 | ||
5275 | #define STATS_OFFSET32(offset_name) (offsetof(struct statistics_block, offset_name) / 4) | |
5276 | ||
f71e1309 | 5277 | static const unsigned long bnx2_stats_offset_arr[BNX2_NUM_STATS] = { |
b6016b76 MC |
5278 | STATS_OFFSET32(stat_IfHCInOctets_hi), |
5279 | STATS_OFFSET32(stat_IfHCInBadOctets_hi), | |
5280 | STATS_OFFSET32(stat_IfHCOutOctets_hi), | |
5281 | STATS_OFFSET32(stat_IfHCOutBadOctets_hi), | |
5282 | STATS_OFFSET32(stat_IfHCInUcastPkts_hi), | |
5283 | STATS_OFFSET32(stat_IfHCInMulticastPkts_hi), | |
5284 | STATS_OFFSET32(stat_IfHCInBroadcastPkts_hi), | |
5285 | STATS_OFFSET32(stat_IfHCOutUcastPkts_hi), | |
5286 | STATS_OFFSET32(stat_IfHCOutMulticastPkts_hi), | |
5287 | STATS_OFFSET32(stat_IfHCOutBroadcastPkts_hi), | |
5288 | STATS_OFFSET32(stat_emac_tx_stat_dot3statsinternalmactransmiterrors), | |
6aa20a22 JG |
5289 | STATS_OFFSET32(stat_Dot3StatsCarrierSenseErrors), |
5290 | STATS_OFFSET32(stat_Dot3StatsFCSErrors), | |
5291 | STATS_OFFSET32(stat_Dot3StatsAlignmentErrors), | |
5292 | STATS_OFFSET32(stat_Dot3StatsSingleCollisionFrames), | |
5293 | STATS_OFFSET32(stat_Dot3StatsMultipleCollisionFrames), | |
5294 | STATS_OFFSET32(stat_Dot3StatsDeferredTransmissions), | |
5295 | STATS_OFFSET32(stat_Dot3StatsExcessiveCollisions), | |
5296 | STATS_OFFSET32(stat_Dot3StatsLateCollisions), | |
5297 | STATS_OFFSET32(stat_EtherStatsCollisions), | |
5298 | STATS_OFFSET32(stat_EtherStatsFragments), | |
5299 | STATS_OFFSET32(stat_EtherStatsJabbers), | |
5300 | STATS_OFFSET32(stat_EtherStatsUndersizePkts), | |
5301 | STATS_OFFSET32(stat_EtherStatsOverrsizePkts), | |
5302 | STATS_OFFSET32(stat_EtherStatsPktsRx64Octets), | |
5303 | STATS_OFFSET32(stat_EtherStatsPktsRx65Octetsto127Octets), | |
5304 | STATS_OFFSET32(stat_EtherStatsPktsRx128Octetsto255Octets), | |
5305 | STATS_OFFSET32(stat_EtherStatsPktsRx256Octetsto511Octets), | |
5306 | STATS_OFFSET32(stat_EtherStatsPktsRx512Octetsto1023Octets), | |
5307 | STATS_OFFSET32(stat_EtherStatsPktsRx1024Octetsto1522Octets), | |
5308 | STATS_OFFSET32(stat_EtherStatsPktsRx1523Octetsto9022Octets), | |
5309 | STATS_OFFSET32(stat_EtherStatsPktsTx64Octets), | |
5310 | STATS_OFFSET32(stat_EtherStatsPktsTx65Octetsto127Octets), | |
5311 | STATS_OFFSET32(stat_EtherStatsPktsTx128Octetsto255Octets), | |
5312 | STATS_OFFSET32(stat_EtherStatsPktsTx256Octetsto511Octets), | |
5313 | STATS_OFFSET32(stat_EtherStatsPktsTx512Octetsto1023Octets), | |
5314 | STATS_OFFSET32(stat_EtherStatsPktsTx1024Octetsto1522Octets), | |
5315 | STATS_OFFSET32(stat_EtherStatsPktsTx1523Octetsto9022Octets), | |
5316 | STATS_OFFSET32(stat_XonPauseFramesReceived), | |
5317 | STATS_OFFSET32(stat_XoffPauseFramesReceived), | |
5318 | STATS_OFFSET32(stat_OutXonSent), | |
5319 | STATS_OFFSET32(stat_OutXoffSent), | |
5320 | STATS_OFFSET32(stat_MacControlFramesReceived), | |
5321 | STATS_OFFSET32(stat_IfInFramesL2FilterDiscards), | |
5322 | STATS_OFFSET32(stat_IfInMBUFDiscards), | |
cea94db9 | 5323 | STATS_OFFSET32(stat_FwRxDrop), |
b6016b76 MC |
5324 | }; |
5325 | ||
5326 | /* stat_IfHCInBadOctets and stat_Dot3StatsCarrierSenseErrors are | |
5327 | * skipped because of errata. | |
6aa20a22 | 5328 | */ |
14ab9b86 | 5329 | static u8 bnx2_5706_stats_len_arr[BNX2_NUM_STATS] = { |
b6016b76 MC |
5330 | 8,0,8,8,8,8,8,8,8,8, |
5331 | 4,0,4,4,4,4,4,4,4,4, | |
5332 | 4,4,4,4,4,4,4,4,4,4, | |
5333 | 4,4,4,4,4,4,4,4,4,4, | |
cea94db9 | 5334 | 4,4,4,4,4,4, |
b6016b76 MC |
5335 | }; |
5336 | ||
5b0c76ad MC |
5337 | static u8 bnx2_5708_stats_len_arr[BNX2_NUM_STATS] = { |
5338 | 8,0,8,8,8,8,8,8,8,8, | |
5339 | 4,4,4,4,4,4,4,4,4,4, | |
5340 | 4,4,4,4,4,4,4,4,4,4, | |
5341 | 4,4,4,4,4,4,4,4,4,4, | |
cea94db9 | 5342 | 4,4,4,4,4,4, |
5b0c76ad MC |
5343 | }; |
5344 | ||
b6016b76 MC |
5345 | #define BNX2_NUM_TESTS 6 |
5346 | ||
14ab9b86 | 5347 | static struct { |
b6016b76 MC |
5348 | char string[ETH_GSTRING_LEN]; |
5349 | } bnx2_tests_str_arr[BNX2_NUM_TESTS] = { | |
5350 | { "register_test (offline)" }, | |
5351 | { "memory_test (offline)" }, | |
5352 | { "loopback_test (offline)" }, | |
5353 | { "nvram_test (online)" }, | |
5354 | { "interrupt_test (online)" }, | |
5355 | { "link_test (online)" }, | |
5356 | }; | |
5357 | ||
5358 | static int | |
5359 | bnx2_self_test_count(struct net_device *dev) | |
5360 | { | |
5361 | return BNX2_NUM_TESTS; | |
5362 | } | |
5363 | ||
5364 | static void | |
5365 | bnx2_self_test(struct net_device *dev, struct ethtool_test *etest, u64 *buf) | |
5366 | { | |
972ec0d4 | 5367 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5368 | |
5369 | memset(buf, 0, sizeof(u64) * BNX2_NUM_TESTS); | |
5370 | if (etest->flags & ETH_TEST_FL_OFFLINE) { | |
80be4434 MC |
5371 | int i; |
5372 | ||
b6016b76 MC |
5373 | bnx2_netif_stop(bp); |
5374 | bnx2_reset_chip(bp, BNX2_DRV_MSG_CODE_DIAG); | |
5375 | bnx2_free_skbs(bp); | |
5376 | ||
5377 | if (bnx2_test_registers(bp) != 0) { | |
5378 | buf[0] = 1; | |
5379 | etest->flags |= ETH_TEST_FL_FAILED; | |
5380 | } | |
5381 | if (bnx2_test_memory(bp) != 0) { | |
5382 | buf[1] = 1; | |
5383 | etest->flags |= ETH_TEST_FL_FAILED; | |
5384 | } | |
bc5a0690 | 5385 | if ((buf[2] = bnx2_test_loopback(bp)) != 0) |
b6016b76 | 5386 | etest->flags |= ETH_TEST_FL_FAILED; |
b6016b76 MC |
5387 | |
5388 | if (!netif_running(bp->dev)) { | |
5389 | bnx2_reset_chip(bp, BNX2_DRV_MSG_CODE_RESET); | |
5390 | } | |
5391 | else { | |
5392 | bnx2_init_nic(bp); | |
5393 | bnx2_netif_start(bp); | |
5394 | } | |
5395 | ||
5396 | /* wait for link up */ | |
80be4434 MC |
5397 | for (i = 0; i < 7; i++) { |
5398 | if (bp->link_up) | |
5399 | break; | |
5400 | msleep_interruptible(1000); | |
5401 | } | |
b6016b76 MC |
5402 | } |
5403 | ||
5404 | if (bnx2_test_nvram(bp) != 0) { | |
5405 | buf[3] = 1; | |
5406 | etest->flags |= ETH_TEST_FL_FAILED; | |
5407 | } | |
5408 | if (bnx2_test_intr(bp) != 0) { | |
5409 | buf[4] = 1; | |
5410 | etest->flags |= ETH_TEST_FL_FAILED; | |
5411 | } | |
5412 | ||
5413 | if (bnx2_test_link(bp) != 0) { | |
5414 | buf[5] = 1; | |
5415 | etest->flags |= ETH_TEST_FL_FAILED; | |
5416 | ||
5417 | } | |
5418 | } | |
5419 | ||
5420 | static void | |
5421 | bnx2_get_strings(struct net_device *dev, u32 stringset, u8 *buf) | |
5422 | { | |
5423 | switch (stringset) { | |
5424 | case ETH_SS_STATS: | |
5425 | memcpy(buf, bnx2_stats_str_arr, | |
5426 | sizeof(bnx2_stats_str_arr)); | |
5427 | break; | |
5428 | case ETH_SS_TEST: | |
5429 | memcpy(buf, bnx2_tests_str_arr, | |
5430 | sizeof(bnx2_tests_str_arr)); | |
5431 | break; | |
5432 | } | |
5433 | } | |
5434 | ||
5435 | static int | |
5436 | bnx2_get_stats_count(struct net_device *dev) | |
5437 | { | |
5438 | return BNX2_NUM_STATS; | |
5439 | } | |
5440 | ||
5441 | static void | |
5442 | bnx2_get_ethtool_stats(struct net_device *dev, | |
5443 | struct ethtool_stats *stats, u64 *buf) | |
5444 | { | |
972ec0d4 | 5445 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5446 | int i; |
5447 | u32 *hw_stats = (u32 *) bp->stats_blk; | |
14ab9b86 | 5448 | u8 *stats_len_arr = NULL; |
b6016b76 MC |
5449 | |
5450 | if (hw_stats == NULL) { | |
5451 | memset(buf, 0, sizeof(u64) * BNX2_NUM_STATS); | |
5452 | return; | |
5453 | } | |
5454 | ||
5b0c76ad MC |
5455 | if ((CHIP_ID(bp) == CHIP_ID_5706_A0) || |
5456 | (CHIP_ID(bp) == CHIP_ID_5706_A1) || | |
5457 | (CHIP_ID(bp) == CHIP_ID_5706_A2) || | |
5458 | (CHIP_ID(bp) == CHIP_ID_5708_A0)) | |
b6016b76 | 5459 | stats_len_arr = bnx2_5706_stats_len_arr; |
5b0c76ad MC |
5460 | else |
5461 | stats_len_arr = bnx2_5708_stats_len_arr; | |
b6016b76 MC |
5462 | |
5463 | for (i = 0; i < BNX2_NUM_STATS; i++) { | |
5464 | if (stats_len_arr[i] == 0) { | |
5465 | /* skip this counter */ | |
5466 | buf[i] = 0; | |
5467 | continue; | |
5468 | } | |
5469 | if (stats_len_arr[i] == 4) { | |
5470 | /* 4-byte counter */ | |
5471 | buf[i] = (u64) | |
5472 | *(hw_stats + bnx2_stats_offset_arr[i]); | |
5473 | continue; | |
5474 | } | |
5475 | /* 8-byte counter */ | |
5476 | buf[i] = (((u64) *(hw_stats + | |
5477 | bnx2_stats_offset_arr[i])) << 32) + | |
5478 | *(hw_stats + bnx2_stats_offset_arr[i] + 1); | |
5479 | } | |
5480 | } | |
5481 | ||
5482 | static int | |
5483 | bnx2_phys_id(struct net_device *dev, u32 data) | |
5484 | { | |
972ec0d4 | 5485 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5486 | int i; |
5487 | u32 save; | |
5488 | ||
5489 | if (data == 0) | |
5490 | data = 2; | |
5491 | ||
5492 | save = REG_RD(bp, BNX2_MISC_CFG); | |
5493 | REG_WR(bp, BNX2_MISC_CFG, BNX2_MISC_CFG_LEDMODE_MAC); | |
5494 | ||
5495 | for (i = 0; i < (data * 2); i++) { | |
5496 | if ((i % 2) == 0) { | |
5497 | REG_WR(bp, BNX2_EMAC_LED, BNX2_EMAC_LED_OVERRIDE); | |
5498 | } | |
5499 | else { | |
5500 | REG_WR(bp, BNX2_EMAC_LED, BNX2_EMAC_LED_OVERRIDE | | |
5501 | BNX2_EMAC_LED_1000MB_OVERRIDE | | |
5502 | BNX2_EMAC_LED_100MB_OVERRIDE | | |
5503 | BNX2_EMAC_LED_10MB_OVERRIDE | | |
5504 | BNX2_EMAC_LED_TRAFFIC_OVERRIDE | | |
5505 | BNX2_EMAC_LED_TRAFFIC); | |
5506 | } | |
5507 | msleep_interruptible(500); | |
5508 | if (signal_pending(current)) | |
5509 | break; | |
5510 | } | |
5511 | REG_WR(bp, BNX2_EMAC_LED, 0); | |
5512 | REG_WR(bp, BNX2_MISC_CFG, save); | |
5513 | return 0; | |
5514 | } | |
5515 | ||
7282d491 | 5516 | static const struct ethtool_ops bnx2_ethtool_ops = { |
b6016b76 MC |
5517 | .get_settings = bnx2_get_settings, |
5518 | .set_settings = bnx2_set_settings, | |
5519 | .get_drvinfo = bnx2_get_drvinfo, | |
244ac4f4 MC |
5520 | .get_regs_len = bnx2_get_regs_len, |
5521 | .get_regs = bnx2_get_regs, | |
b6016b76 MC |
5522 | .get_wol = bnx2_get_wol, |
5523 | .set_wol = bnx2_set_wol, | |
5524 | .nway_reset = bnx2_nway_reset, | |
5525 | .get_link = ethtool_op_get_link, | |
5526 | .get_eeprom_len = bnx2_get_eeprom_len, | |
5527 | .get_eeprom = bnx2_get_eeprom, | |
5528 | .set_eeprom = bnx2_set_eeprom, | |
5529 | .get_coalesce = bnx2_get_coalesce, | |
5530 | .set_coalesce = bnx2_set_coalesce, | |
5531 | .get_ringparam = bnx2_get_ringparam, | |
5532 | .set_ringparam = bnx2_set_ringparam, | |
5533 | .get_pauseparam = bnx2_get_pauseparam, | |
5534 | .set_pauseparam = bnx2_set_pauseparam, | |
5535 | .get_rx_csum = bnx2_get_rx_csum, | |
5536 | .set_rx_csum = bnx2_set_rx_csum, | |
5537 | .get_tx_csum = ethtool_op_get_tx_csum, | |
5538 | .set_tx_csum = ethtool_op_set_tx_csum, | |
5539 | .get_sg = ethtool_op_get_sg, | |
5540 | .set_sg = ethtool_op_set_sg, | |
5541 | #ifdef BCM_TSO | |
5542 | .get_tso = ethtool_op_get_tso, | |
b11d6213 | 5543 | .set_tso = bnx2_set_tso, |
b6016b76 MC |
5544 | #endif |
5545 | .self_test_count = bnx2_self_test_count, | |
5546 | .self_test = bnx2_self_test, | |
5547 | .get_strings = bnx2_get_strings, | |
5548 | .phys_id = bnx2_phys_id, | |
5549 | .get_stats_count = bnx2_get_stats_count, | |
5550 | .get_ethtool_stats = bnx2_get_ethtool_stats, | |
24b8e05d | 5551 | .get_perm_addr = ethtool_op_get_perm_addr, |
b6016b76 MC |
5552 | }; |
5553 | ||
5554 | /* Called with rtnl_lock */ | |
5555 | static int | |
5556 | bnx2_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) | |
5557 | { | |
14ab9b86 | 5558 | struct mii_ioctl_data *data = if_mii(ifr); |
972ec0d4 | 5559 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5560 | int err; |
5561 | ||
5562 | switch(cmd) { | |
5563 | case SIOCGMIIPHY: | |
5564 | data->phy_id = bp->phy_addr; | |
5565 | ||
5566 | /* fallthru */ | |
5567 | case SIOCGMIIREG: { | |
5568 | u32 mii_regval; | |
5569 | ||
c770a65c | 5570 | spin_lock_bh(&bp->phy_lock); |
b6016b76 | 5571 | err = bnx2_read_phy(bp, data->reg_num & 0x1f, &mii_regval); |
c770a65c | 5572 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
5573 | |
5574 | data->val_out = mii_regval; | |
5575 | ||
5576 | return err; | |
5577 | } | |
5578 | ||
5579 | case SIOCSMIIREG: | |
5580 | if (!capable(CAP_NET_ADMIN)) | |
5581 | return -EPERM; | |
5582 | ||
c770a65c | 5583 | spin_lock_bh(&bp->phy_lock); |
b6016b76 | 5584 | err = bnx2_write_phy(bp, data->reg_num & 0x1f, data->val_in); |
c770a65c | 5585 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
5586 | |
5587 | return err; | |
5588 | ||
5589 | default: | |
5590 | /* do nothing */ | |
5591 | break; | |
5592 | } | |
5593 | return -EOPNOTSUPP; | |
5594 | } | |
5595 | ||
5596 | /* Called with rtnl_lock */ | |
5597 | static int | |
5598 | bnx2_change_mac_addr(struct net_device *dev, void *p) | |
5599 | { | |
5600 | struct sockaddr *addr = p; | |
972ec0d4 | 5601 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 5602 | |
73eef4cd MC |
5603 | if (!is_valid_ether_addr(addr->sa_data)) |
5604 | return -EINVAL; | |
5605 | ||
b6016b76 MC |
5606 | memcpy(dev->dev_addr, addr->sa_data, dev->addr_len); |
5607 | if (netif_running(dev)) | |
5608 | bnx2_set_mac_addr(bp); | |
5609 | ||
5610 | return 0; | |
5611 | } | |
5612 | ||
5613 | /* Called with rtnl_lock */ | |
5614 | static int | |
5615 | bnx2_change_mtu(struct net_device *dev, int new_mtu) | |
5616 | { | |
972ec0d4 | 5617 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5618 | |
5619 | if (((new_mtu + ETH_HLEN) > MAX_ETHERNET_JUMBO_PACKET_SIZE) || | |
5620 | ((new_mtu + ETH_HLEN) < MIN_ETHERNET_PACKET_SIZE)) | |
5621 | return -EINVAL; | |
5622 | ||
5623 | dev->mtu = new_mtu; | |
5624 | if (netif_running(dev)) { | |
5625 | bnx2_netif_stop(bp); | |
5626 | ||
5627 | bnx2_init_nic(bp); | |
5628 | ||
5629 | bnx2_netif_start(bp); | |
5630 | } | |
5631 | return 0; | |
5632 | } | |
5633 | ||
5634 | #if defined(HAVE_POLL_CONTROLLER) || defined(CONFIG_NET_POLL_CONTROLLER) | |
5635 | static void | |
5636 | poll_bnx2(struct net_device *dev) | |
5637 | { | |
972ec0d4 | 5638 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5639 | |
5640 | disable_irq(bp->pdev->irq); | |
7d12e780 | 5641 | bnx2_interrupt(bp->pdev->irq, dev); |
b6016b76 MC |
5642 | enable_irq(bp->pdev->irq); |
5643 | } | |
5644 | #endif | |
5645 | ||
253c8b75 MC |
5646 | static void __devinit |
5647 | bnx2_get_5709_media(struct bnx2 *bp) | |
5648 | { | |
5649 | u32 val = REG_RD(bp, BNX2_MISC_DUAL_MEDIA_CTRL); | |
5650 | u32 bond_id = val & BNX2_MISC_DUAL_MEDIA_CTRL_BOND_ID; | |
5651 | u32 strap; | |
5652 | ||
5653 | if (bond_id == BNX2_MISC_DUAL_MEDIA_CTRL_BOND_ID_C) | |
5654 | return; | |
5655 | else if (bond_id == BNX2_MISC_DUAL_MEDIA_CTRL_BOND_ID_S) { | |
5656 | bp->phy_flags |= PHY_SERDES_FLAG; | |
5657 | return; | |
5658 | } | |
5659 | ||
5660 | if (val & BNX2_MISC_DUAL_MEDIA_CTRL_STRAP_OVERRIDE) | |
5661 | strap = (val & BNX2_MISC_DUAL_MEDIA_CTRL_PHY_CTRL) >> 21; | |
5662 | else | |
5663 | strap = (val & BNX2_MISC_DUAL_MEDIA_CTRL_PHY_CTRL_STRAP) >> 8; | |
5664 | ||
5665 | if (PCI_FUNC(bp->pdev->devfn) == 0) { | |
5666 | switch (strap) { | |
5667 | case 0x4: | |
5668 | case 0x5: | |
5669 | case 0x6: | |
5670 | bp->phy_flags |= PHY_SERDES_FLAG; | |
5671 | return; | |
5672 | } | |
5673 | } else { | |
5674 | switch (strap) { | |
5675 | case 0x1: | |
5676 | case 0x2: | |
5677 | case 0x4: | |
5678 | bp->phy_flags |= PHY_SERDES_FLAG; | |
5679 | return; | |
5680 | } | |
5681 | } | |
5682 | } | |
5683 | ||
b6016b76 MC |
5684 | static int __devinit |
5685 | bnx2_init_board(struct pci_dev *pdev, struct net_device *dev) | |
5686 | { | |
5687 | struct bnx2 *bp; | |
5688 | unsigned long mem_len; | |
5689 | int rc; | |
5690 | u32 reg; | |
5691 | ||
5692 | SET_MODULE_OWNER(dev); | |
5693 | SET_NETDEV_DEV(dev, &pdev->dev); | |
972ec0d4 | 5694 | bp = netdev_priv(dev); |
b6016b76 MC |
5695 | |
5696 | bp->flags = 0; | |
5697 | bp->phy_flags = 0; | |
5698 | ||
5699 | /* enable device (incl. PCI PM wakeup), and bus-mastering */ | |
5700 | rc = pci_enable_device(pdev); | |
5701 | if (rc) { | |
9b91cf9d | 5702 | dev_err(&pdev->dev, "Cannot enable PCI device, aborting."); |
b6016b76 MC |
5703 | goto err_out; |
5704 | } | |
5705 | ||
5706 | if (!(pci_resource_flags(pdev, 0) & IORESOURCE_MEM)) { | |
9b91cf9d | 5707 | dev_err(&pdev->dev, |
2e8a538d | 5708 | "Cannot find PCI device base address, aborting.\n"); |
b6016b76 MC |
5709 | rc = -ENODEV; |
5710 | goto err_out_disable; | |
5711 | } | |
5712 | ||
5713 | rc = pci_request_regions(pdev, DRV_MODULE_NAME); | |
5714 | if (rc) { | |
9b91cf9d | 5715 | dev_err(&pdev->dev, "Cannot obtain PCI resources, aborting.\n"); |
b6016b76 MC |
5716 | goto err_out_disable; |
5717 | } | |
5718 | ||
5719 | pci_set_master(pdev); | |
5720 | ||
5721 | bp->pm_cap = pci_find_capability(pdev, PCI_CAP_ID_PM); | |
5722 | if (bp->pm_cap == 0) { | |
9b91cf9d | 5723 | dev_err(&pdev->dev, |
2e8a538d | 5724 | "Cannot find power management capability, aborting.\n"); |
b6016b76 MC |
5725 | rc = -EIO; |
5726 | goto err_out_release; | |
5727 | } | |
5728 | ||
b6016b76 MC |
5729 | if (pci_set_dma_mask(pdev, DMA_64BIT_MASK) == 0) { |
5730 | bp->flags |= USING_DAC_FLAG; | |
5731 | if (pci_set_consistent_dma_mask(pdev, DMA_64BIT_MASK) != 0) { | |
9b91cf9d | 5732 | dev_err(&pdev->dev, |
2e8a538d | 5733 | "pci_set_consistent_dma_mask failed, aborting.\n"); |
b6016b76 MC |
5734 | rc = -EIO; |
5735 | goto err_out_release; | |
5736 | } | |
5737 | } | |
5738 | else if (pci_set_dma_mask(pdev, DMA_32BIT_MASK) != 0) { | |
9b91cf9d | 5739 | dev_err(&pdev->dev, "System does not support DMA, aborting.\n"); |
b6016b76 MC |
5740 | rc = -EIO; |
5741 | goto err_out_release; | |
5742 | } | |
5743 | ||
5744 | bp->dev = dev; | |
5745 | bp->pdev = pdev; | |
5746 | ||
5747 | spin_lock_init(&bp->phy_lock); | |
c4028958 | 5748 | INIT_WORK(&bp->reset_task, bnx2_reset_task); |
b6016b76 MC |
5749 | |
5750 | dev->base_addr = dev->mem_start = pci_resource_start(pdev, 0); | |
59b47d8a | 5751 | mem_len = MB_GET_CID_ADDR(TX_TSS_CID + 1); |
b6016b76 MC |
5752 | dev->mem_end = dev->mem_start + mem_len; |
5753 | dev->irq = pdev->irq; | |
5754 | ||
5755 | bp->regview = ioremap_nocache(dev->base_addr, mem_len); | |
5756 | ||
5757 | if (!bp->regview) { | |
9b91cf9d | 5758 | dev_err(&pdev->dev, "Cannot map register space, aborting.\n"); |
b6016b76 MC |
5759 | rc = -ENOMEM; |
5760 | goto err_out_release; | |
5761 | } | |
5762 | ||
5763 | /* Configure byte swap and enable write to the reg_window registers. | |
5764 | * Rely on CPU to do target byte swapping on big endian systems | |
5765 | * The chip's target access swapping will not swap all accesses | |
5766 | */ | |
5767 | pci_write_config_dword(bp->pdev, BNX2_PCICFG_MISC_CONFIG, | |
5768 | BNX2_PCICFG_MISC_CONFIG_REG_WINDOW_ENA | | |
5769 | BNX2_PCICFG_MISC_CONFIG_TARGET_MB_WORD_SWAP); | |
5770 | ||
829ca9a3 | 5771 | bnx2_set_power_state(bp, PCI_D0); |
b6016b76 MC |
5772 | |
5773 | bp->chip_id = REG_RD(bp, BNX2_MISC_ID); | |
5774 | ||
59b47d8a MC |
5775 | if (CHIP_NUM(bp) != CHIP_NUM_5709) { |
5776 | bp->pcix_cap = pci_find_capability(pdev, PCI_CAP_ID_PCIX); | |
5777 | if (bp->pcix_cap == 0) { | |
5778 | dev_err(&pdev->dev, | |
5779 | "Cannot find PCIX capability, aborting.\n"); | |
5780 | rc = -EIO; | |
5781 | goto err_out_unmap; | |
5782 | } | |
5783 | } | |
5784 | ||
b6016b76 MC |
5785 | /* Get bus information. */ |
5786 | reg = REG_RD(bp, BNX2_PCICFG_MISC_STATUS); | |
5787 | if (reg & BNX2_PCICFG_MISC_STATUS_PCIX_DET) { | |
5788 | u32 clkreg; | |
5789 | ||
5790 | bp->flags |= PCIX_FLAG; | |
5791 | ||
5792 | clkreg = REG_RD(bp, BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS); | |
6aa20a22 | 5793 | |
b6016b76 MC |
5794 | clkreg &= BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET; |
5795 | switch (clkreg) { | |
5796 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_133MHZ: | |
5797 | bp->bus_speed_mhz = 133; | |
5798 | break; | |
5799 | ||
5800 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_95MHZ: | |
5801 | bp->bus_speed_mhz = 100; | |
5802 | break; | |
5803 | ||
5804 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_66MHZ: | |
5805 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_80MHZ: | |
5806 | bp->bus_speed_mhz = 66; | |
5807 | break; | |
5808 | ||
5809 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_48MHZ: | |
5810 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_55MHZ: | |
5811 | bp->bus_speed_mhz = 50; | |
5812 | break; | |
5813 | ||
5814 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_LOW: | |
5815 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_32MHZ: | |
5816 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_38MHZ: | |
5817 | bp->bus_speed_mhz = 33; | |
5818 | break; | |
5819 | } | |
5820 | } | |
5821 | else { | |
5822 | if (reg & BNX2_PCICFG_MISC_STATUS_M66EN) | |
5823 | bp->bus_speed_mhz = 66; | |
5824 | else | |
5825 | bp->bus_speed_mhz = 33; | |
5826 | } | |
5827 | ||
5828 | if (reg & BNX2_PCICFG_MISC_STATUS_32BIT_DET) | |
5829 | bp->flags |= PCI_32BIT_FLAG; | |
5830 | ||
5831 | /* 5706A0 may falsely detect SERR and PERR. */ | |
5832 | if (CHIP_ID(bp) == CHIP_ID_5706_A0) { | |
5833 | reg = REG_RD(bp, PCI_COMMAND); | |
5834 | reg &= ~(PCI_COMMAND_SERR | PCI_COMMAND_PARITY); | |
5835 | REG_WR(bp, PCI_COMMAND, reg); | |
5836 | } | |
5837 | else if ((CHIP_ID(bp) == CHIP_ID_5706_A1) && | |
5838 | !(bp->flags & PCIX_FLAG)) { | |
5839 | ||
9b91cf9d | 5840 | dev_err(&pdev->dev, |
2e8a538d | 5841 | "5706 A1 can only be used in a PCIX bus, aborting.\n"); |
b6016b76 MC |
5842 | goto err_out_unmap; |
5843 | } | |
5844 | ||
5845 | bnx2_init_nvram(bp); | |
5846 | ||
e3648b3d MC |
5847 | reg = REG_RD_IND(bp, BNX2_SHM_HDR_SIGNATURE); |
5848 | ||
5849 | if ((reg & BNX2_SHM_HDR_SIGNATURE_SIG_MASK) == | |
5850 | BNX2_SHM_HDR_SIGNATURE_SIG) | |
5851 | bp->shmem_base = REG_RD_IND(bp, BNX2_SHM_HDR_ADDR_0); | |
5852 | else | |
5853 | bp->shmem_base = HOST_VIEW_SHMEM_BASE; | |
5854 | ||
b6016b76 MC |
5855 | /* Get the permanent MAC address. First we need to make sure the |
5856 | * firmware is actually running. | |
5857 | */ | |
e3648b3d | 5858 | reg = REG_RD_IND(bp, bp->shmem_base + BNX2_DEV_INFO_SIGNATURE); |
b6016b76 MC |
5859 | |
5860 | if ((reg & BNX2_DEV_INFO_SIGNATURE_MAGIC_MASK) != | |
5861 | BNX2_DEV_INFO_SIGNATURE_MAGIC) { | |
9b91cf9d | 5862 | dev_err(&pdev->dev, "Firmware not running, aborting.\n"); |
b6016b76 MC |
5863 | rc = -ENODEV; |
5864 | goto err_out_unmap; | |
5865 | } | |
5866 | ||
e3648b3d | 5867 | bp->fw_ver = REG_RD_IND(bp, bp->shmem_base + BNX2_DEV_INFO_BC_REV); |
b6016b76 | 5868 | |
e3648b3d | 5869 | reg = REG_RD_IND(bp, bp->shmem_base + BNX2_PORT_HW_CFG_MAC_UPPER); |
b6016b76 MC |
5870 | bp->mac_addr[0] = (u8) (reg >> 8); |
5871 | bp->mac_addr[1] = (u8) reg; | |
5872 | ||
e3648b3d | 5873 | reg = REG_RD_IND(bp, bp->shmem_base + BNX2_PORT_HW_CFG_MAC_LOWER); |
b6016b76 MC |
5874 | bp->mac_addr[2] = (u8) (reg >> 24); |
5875 | bp->mac_addr[3] = (u8) (reg >> 16); | |
5876 | bp->mac_addr[4] = (u8) (reg >> 8); | |
5877 | bp->mac_addr[5] = (u8) reg; | |
5878 | ||
5879 | bp->tx_ring_size = MAX_TX_DESC_CNT; | |
932f3772 | 5880 | bnx2_set_rx_ring_size(bp, 255); |
b6016b76 MC |
5881 | |
5882 | bp->rx_csum = 1; | |
5883 | ||
5884 | bp->rx_offset = sizeof(struct l2_fhdr) + 2; | |
5885 | ||
5886 | bp->tx_quick_cons_trip_int = 20; | |
5887 | bp->tx_quick_cons_trip = 20; | |
5888 | bp->tx_ticks_int = 80; | |
5889 | bp->tx_ticks = 80; | |
6aa20a22 | 5890 | |
b6016b76 MC |
5891 | bp->rx_quick_cons_trip_int = 6; |
5892 | bp->rx_quick_cons_trip = 6; | |
5893 | bp->rx_ticks_int = 18; | |
5894 | bp->rx_ticks = 18; | |
5895 | ||
5896 | bp->stats_ticks = 1000000 & 0xffff00; | |
5897 | ||
5898 | bp->timer_interval = HZ; | |
cd339a0e | 5899 | bp->current_interval = HZ; |
b6016b76 | 5900 | |
5b0c76ad MC |
5901 | bp->phy_addr = 1; |
5902 | ||
b6016b76 | 5903 | /* Disable WOL support if we are running on a SERDES chip. */ |
253c8b75 MC |
5904 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
5905 | bnx2_get_5709_media(bp); | |
5906 | else if (CHIP_BOND_ID(bp) & CHIP_BOND_ID_SERDES_BIT) | |
b6016b76 | 5907 | bp->phy_flags |= PHY_SERDES_FLAG; |
bac0dff6 MC |
5908 | |
5909 | if (bp->phy_flags & PHY_SERDES_FLAG) { | |
b6016b76 | 5910 | bp->flags |= NO_WOL_FLAG; |
bac0dff6 | 5911 | if (CHIP_NUM(bp) != CHIP_NUM_5706) { |
5b0c76ad | 5912 | bp->phy_addr = 2; |
e3648b3d | 5913 | reg = REG_RD_IND(bp, bp->shmem_base + |
5b0c76ad MC |
5914 | BNX2_SHARED_HW_CFG_CONFIG); |
5915 | if (reg & BNX2_SHARED_HW_CFG_PHY_2_5G) | |
5916 | bp->phy_flags |= PHY_2_5G_CAPABLE_FLAG; | |
5917 | } | |
261dd5ca MC |
5918 | } else if (CHIP_NUM(bp) == CHIP_NUM_5706 || |
5919 | CHIP_NUM(bp) == CHIP_NUM_5708) | |
5920 | bp->phy_flags |= PHY_CRC_FIX_FLAG; | |
b6016b76 | 5921 | |
16088272 MC |
5922 | if ((CHIP_ID(bp) == CHIP_ID_5708_A0) || |
5923 | (CHIP_ID(bp) == CHIP_ID_5708_B0) || | |
5924 | (CHIP_ID(bp) == CHIP_ID_5708_B1)) | |
dda1e390 MC |
5925 | bp->flags |= NO_WOL_FLAG; |
5926 | ||
b6016b76 MC |
5927 | if (CHIP_ID(bp) == CHIP_ID_5706_A0) { |
5928 | bp->tx_quick_cons_trip_int = | |
5929 | bp->tx_quick_cons_trip; | |
5930 | bp->tx_ticks_int = bp->tx_ticks; | |
5931 | bp->rx_quick_cons_trip_int = | |
5932 | bp->rx_quick_cons_trip; | |
5933 | bp->rx_ticks_int = bp->rx_ticks; | |
5934 | bp->comp_prod_trip_int = bp->comp_prod_trip; | |
5935 | bp->com_ticks_int = bp->com_ticks; | |
5936 | bp->cmd_ticks_int = bp->cmd_ticks; | |
5937 | } | |
5938 | ||
f9317a40 MC |
5939 | /* Disable MSI on 5706 if AMD 8132 bridge is found. |
5940 | * | |
5941 | * MSI is defined to be 32-bit write. The 5706 does 64-bit MSI writes | |
5942 | * with byte enables disabled on the unused 32-bit word. This is legal | |
5943 | * but causes problems on the AMD 8132 which will eventually stop | |
5944 | * responding after a while. | |
5945 | * | |
5946 | * AMD believes this incompatibility is unique to the 5706, and | |
5947 | * prefers to locally disable MSI rather than globally disabling it | |
5948 | * using pci_msi_quirk. | |
5949 | */ | |
5950 | if (CHIP_NUM(bp) == CHIP_NUM_5706 && disable_msi == 0) { | |
5951 | struct pci_dev *amd_8132 = NULL; | |
5952 | ||
5953 | while ((amd_8132 = pci_get_device(PCI_VENDOR_ID_AMD, | |
5954 | PCI_DEVICE_ID_AMD_8132_BRIDGE, | |
5955 | amd_8132))) { | |
5956 | u8 rev; | |
5957 | ||
5958 | pci_read_config_byte(amd_8132, PCI_REVISION_ID, &rev); | |
5959 | if (rev >= 0x10 && rev <= 0x13) { | |
5960 | disable_msi = 1; | |
5961 | pci_dev_put(amd_8132); | |
5962 | break; | |
5963 | } | |
5964 | } | |
5965 | } | |
5966 | ||
b6016b76 MC |
5967 | bp->autoneg = AUTONEG_SPEED | AUTONEG_FLOW_CTRL; |
5968 | bp->req_line_speed = 0; | |
5969 | if (bp->phy_flags & PHY_SERDES_FLAG) { | |
5970 | bp->advertising = ETHTOOL_ALL_FIBRE_SPEED | ADVERTISED_Autoneg; | |
cd339a0e | 5971 | |
e3648b3d | 5972 | reg = REG_RD_IND(bp, bp->shmem_base + BNX2_PORT_HW_CFG_CONFIG); |
cd339a0e MC |
5973 | reg &= BNX2_PORT_HW_CFG_CFG_DFLT_LINK_MASK; |
5974 | if (reg == BNX2_PORT_HW_CFG_CFG_DFLT_LINK_1G) { | |
5975 | bp->autoneg = 0; | |
5976 | bp->req_line_speed = bp->line_speed = SPEED_1000; | |
5977 | bp->req_duplex = DUPLEX_FULL; | |
5978 | } | |
b6016b76 MC |
5979 | } |
5980 | else { | |
5981 | bp->advertising = ETHTOOL_ALL_COPPER_SPEED | ADVERTISED_Autoneg; | |
5982 | } | |
5983 | ||
5984 | bp->req_flow_ctrl = FLOW_CTRL_RX | FLOW_CTRL_TX; | |
5985 | ||
cd339a0e MC |
5986 | init_timer(&bp->timer); |
5987 | bp->timer.expires = RUN_AT(bp->timer_interval); | |
5988 | bp->timer.data = (unsigned long) bp; | |
5989 | bp->timer.function = bnx2_timer; | |
5990 | ||
b6016b76 MC |
5991 | return 0; |
5992 | ||
5993 | err_out_unmap: | |
5994 | if (bp->regview) { | |
5995 | iounmap(bp->regview); | |
73eef4cd | 5996 | bp->regview = NULL; |
b6016b76 MC |
5997 | } |
5998 | ||
5999 | err_out_release: | |
6000 | pci_release_regions(pdev); | |
6001 | ||
6002 | err_out_disable: | |
6003 | pci_disable_device(pdev); | |
6004 | pci_set_drvdata(pdev, NULL); | |
6005 | ||
6006 | err_out: | |
6007 | return rc; | |
6008 | } | |
6009 | ||
6010 | static int __devinit | |
6011 | bnx2_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) | |
6012 | { | |
6013 | static int version_printed = 0; | |
6014 | struct net_device *dev = NULL; | |
6015 | struct bnx2 *bp; | |
6016 | int rc, i; | |
6017 | ||
6018 | if (version_printed++ == 0) | |
6019 | printk(KERN_INFO "%s", version); | |
6020 | ||
6021 | /* dev zeroed in init_etherdev */ | |
6022 | dev = alloc_etherdev(sizeof(*bp)); | |
6023 | ||
6024 | if (!dev) | |
6025 | return -ENOMEM; | |
6026 | ||
6027 | rc = bnx2_init_board(pdev, dev); | |
6028 | if (rc < 0) { | |
6029 | free_netdev(dev); | |
6030 | return rc; | |
6031 | } | |
6032 | ||
6033 | dev->open = bnx2_open; | |
6034 | dev->hard_start_xmit = bnx2_start_xmit; | |
6035 | dev->stop = bnx2_close; | |
6036 | dev->get_stats = bnx2_get_stats; | |
6037 | dev->set_multicast_list = bnx2_set_rx_mode; | |
6038 | dev->do_ioctl = bnx2_ioctl; | |
6039 | dev->set_mac_address = bnx2_change_mac_addr; | |
6040 | dev->change_mtu = bnx2_change_mtu; | |
6041 | dev->tx_timeout = bnx2_tx_timeout; | |
6042 | dev->watchdog_timeo = TX_TIMEOUT; | |
6043 | #ifdef BCM_VLAN | |
6044 | dev->vlan_rx_register = bnx2_vlan_rx_register; | |
6045 | dev->vlan_rx_kill_vid = bnx2_vlan_rx_kill_vid; | |
6046 | #endif | |
6047 | dev->poll = bnx2_poll; | |
6048 | dev->ethtool_ops = &bnx2_ethtool_ops; | |
6049 | dev->weight = 64; | |
6050 | ||
972ec0d4 | 6051 | bp = netdev_priv(dev); |
b6016b76 MC |
6052 | |
6053 | #if defined(HAVE_POLL_CONTROLLER) || defined(CONFIG_NET_POLL_CONTROLLER) | |
6054 | dev->poll_controller = poll_bnx2; | |
6055 | #endif | |
6056 | ||
6057 | if ((rc = register_netdev(dev))) { | |
9b91cf9d | 6058 | dev_err(&pdev->dev, "Cannot register net device\n"); |
b6016b76 MC |
6059 | if (bp->regview) |
6060 | iounmap(bp->regview); | |
6061 | pci_release_regions(pdev); | |
6062 | pci_disable_device(pdev); | |
6063 | pci_set_drvdata(pdev, NULL); | |
6064 | free_netdev(dev); | |
6065 | return rc; | |
6066 | } | |
6067 | ||
6068 | pci_set_drvdata(pdev, dev); | |
6069 | ||
6070 | memcpy(dev->dev_addr, bp->mac_addr, 6); | |
24b8e05d | 6071 | memcpy(dev->perm_addr, bp->mac_addr, 6); |
b6016b76 MC |
6072 | bp->name = board_info[ent->driver_data].name, |
6073 | printk(KERN_INFO "%s: %s (%c%d) PCI%s %s %dMHz found at mem %lx, " | |
6074 | "IRQ %d, ", | |
6075 | dev->name, | |
6076 | bp->name, | |
6077 | ((CHIP_ID(bp) & 0xf000) >> 12) + 'A', | |
6078 | ((CHIP_ID(bp) & 0x0ff0) >> 4), | |
6079 | ((bp->flags & PCIX_FLAG) ? "-X" : ""), | |
6080 | ((bp->flags & PCI_32BIT_FLAG) ? "32-bit" : "64-bit"), | |
6081 | bp->bus_speed_mhz, | |
6082 | dev->base_addr, | |
6083 | bp->pdev->irq); | |
6084 | ||
6085 | printk("node addr "); | |
6086 | for (i = 0; i < 6; i++) | |
6087 | printk("%2.2x", dev->dev_addr[i]); | |
6088 | printk("\n"); | |
6089 | ||
6090 | dev->features |= NETIF_F_SG; | |
6091 | if (bp->flags & USING_DAC_FLAG) | |
6092 | dev->features |= NETIF_F_HIGHDMA; | |
6093 | dev->features |= NETIF_F_IP_CSUM; | |
6094 | #ifdef BCM_VLAN | |
6095 | dev->features |= NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_RX; | |
6096 | #endif | |
6097 | #ifdef BCM_TSO | |
b11d6213 | 6098 | dev->features |= NETIF_F_TSO | NETIF_F_TSO_ECN; |
b6016b76 MC |
6099 | #endif |
6100 | ||
6101 | netif_carrier_off(bp->dev); | |
6102 | ||
6103 | return 0; | |
6104 | } | |
6105 | ||
6106 | static void __devexit | |
6107 | bnx2_remove_one(struct pci_dev *pdev) | |
6108 | { | |
6109 | struct net_device *dev = pci_get_drvdata(pdev); | |
972ec0d4 | 6110 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 6111 | |
afdc08b9 MC |
6112 | flush_scheduled_work(); |
6113 | ||
b6016b76 MC |
6114 | unregister_netdev(dev); |
6115 | ||
6116 | if (bp->regview) | |
6117 | iounmap(bp->regview); | |
6118 | ||
6119 | free_netdev(dev); | |
6120 | pci_release_regions(pdev); | |
6121 | pci_disable_device(pdev); | |
6122 | pci_set_drvdata(pdev, NULL); | |
6123 | } | |
6124 | ||
6125 | static int | |
829ca9a3 | 6126 | bnx2_suspend(struct pci_dev *pdev, pm_message_t state) |
b6016b76 MC |
6127 | { |
6128 | struct net_device *dev = pci_get_drvdata(pdev); | |
972ec0d4 | 6129 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6130 | u32 reset_code; |
6131 | ||
6132 | if (!netif_running(dev)) | |
6133 | return 0; | |
6134 | ||
1d60290f | 6135 | flush_scheduled_work(); |
b6016b76 MC |
6136 | bnx2_netif_stop(bp); |
6137 | netif_device_detach(dev); | |
6138 | del_timer_sync(&bp->timer); | |
dda1e390 | 6139 | if (bp->flags & NO_WOL_FLAG) |
6c4f095e | 6140 | reset_code = BNX2_DRV_MSG_CODE_UNLOAD_LNK_DN; |
dda1e390 | 6141 | else if (bp->wol) |
b6016b76 MC |
6142 | reset_code = BNX2_DRV_MSG_CODE_SUSPEND_WOL; |
6143 | else | |
6144 | reset_code = BNX2_DRV_MSG_CODE_SUSPEND_NO_WOL; | |
6145 | bnx2_reset_chip(bp, reset_code); | |
6146 | bnx2_free_skbs(bp); | |
829ca9a3 | 6147 | bnx2_set_power_state(bp, pci_choose_state(pdev, state)); |
b6016b76 MC |
6148 | return 0; |
6149 | } | |
6150 | ||
6151 | static int | |
6152 | bnx2_resume(struct pci_dev *pdev) | |
6153 | { | |
6154 | struct net_device *dev = pci_get_drvdata(pdev); | |
972ec0d4 | 6155 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6156 | |
6157 | if (!netif_running(dev)) | |
6158 | return 0; | |
6159 | ||
829ca9a3 | 6160 | bnx2_set_power_state(bp, PCI_D0); |
b6016b76 MC |
6161 | netif_device_attach(dev); |
6162 | bnx2_init_nic(bp); | |
6163 | bnx2_netif_start(bp); | |
6164 | return 0; | |
6165 | } | |
6166 | ||
6167 | static struct pci_driver bnx2_pci_driver = { | |
14ab9b86 PH |
6168 | .name = DRV_MODULE_NAME, |
6169 | .id_table = bnx2_pci_tbl, | |
6170 | .probe = bnx2_init_one, | |
6171 | .remove = __devexit_p(bnx2_remove_one), | |
6172 | .suspend = bnx2_suspend, | |
6173 | .resume = bnx2_resume, | |
b6016b76 MC |
6174 | }; |
6175 | ||
6176 | static int __init bnx2_init(void) | |
6177 | { | |
29917620 | 6178 | return pci_register_driver(&bnx2_pci_driver); |
b6016b76 MC |
6179 | } |
6180 | ||
6181 | static void __exit bnx2_cleanup(void) | |
6182 | { | |
6183 | pci_unregister_driver(&bnx2_pci_driver); | |
6184 | } | |
6185 | ||
6186 | module_init(bnx2_init); | |
6187 | module_exit(bnx2_cleanup); | |
6188 | ||
6189 | ||
6190 |