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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 | |
f2a4f052 MC |
42 | #include <net/ip.h> |
43 | #include <net/tcp.h> | |
44 | #include <net/checksum.h> | |
f2a4f052 MC |
45 | #include <linux/workqueue.h> |
46 | #include <linux/crc32.h> | |
47 | #include <linux/prefetch.h> | |
29b12174 | 48 | #include <linux/cache.h> |
fba9fe91 | 49 | #include <linux/zlib.h> |
f2a4f052 | 50 | |
b6016b76 MC |
51 | #include "bnx2.h" |
52 | #include "bnx2_fw.h" | |
d43584c8 | 53 | #include "bnx2_fw2.h" |
b6016b76 MC |
54 | |
55 | #define DRV_MODULE_NAME "bnx2" | |
56 | #define PFX DRV_MODULE_NAME ": " | |
68c9f75a MC |
57 | #define DRV_MODULE_VERSION "1.5.8" |
58 | #define DRV_MODULE_RELDATE "April 24, 2007" | |
b6016b76 MC |
59 | |
60 | #define RUN_AT(x) (jiffies + (x)) | |
61 | ||
62 | /* Time in jiffies before concluding the transmitter is hung. */ | |
63 | #define TX_TIMEOUT (5*HZ) | |
64 | ||
e19360f2 | 65 | static const char version[] __devinitdata = |
b6016b76 MC |
66 | "Broadcom NetXtreme II Gigabit Ethernet Driver " DRV_MODULE_NAME " v" DRV_MODULE_VERSION " (" DRV_MODULE_RELDATE ")\n"; |
67 | ||
68 | MODULE_AUTHOR("Michael Chan <mchan@broadcom.com>"); | |
05d0f1cf | 69 | MODULE_DESCRIPTION("Broadcom NetXtreme II BCM5706/5708 Driver"); |
b6016b76 MC |
70 | MODULE_LICENSE("GPL"); |
71 | MODULE_VERSION(DRV_MODULE_VERSION); | |
72 | ||
73 | static int disable_msi = 0; | |
74 | ||
75 | module_param(disable_msi, int, 0); | |
76 | MODULE_PARM_DESC(disable_msi, "Disable Message Signaled Interrupt (MSI)"); | |
77 | ||
78 | typedef enum { | |
79 | BCM5706 = 0, | |
80 | NC370T, | |
81 | NC370I, | |
82 | BCM5706S, | |
83 | NC370F, | |
5b0c76ad MC |
84 | BCM5708, |
85 | BCM5708S, | |
bac0dff6 | 86 | BCM5709, |
b6016b76 MC |
87 | } board_t; |
88 | ||
89 | /* indexed by board_t, above */ | |
f71e1309 | 90 | static const struct { |
b6016b76 MC |
91 | char *name; |
92 | } board_info[] __devinitdata = { | |
93 | { "Broadcom NetXtreme II BCM5706 1000Base-T" }, | |
94 | { "HP NC370T Multifunction Gigabit Server Adapter" }, | |
95 | { "HP NC370i Multifunction Gigabit Server Adapter" }, | |
96 | { "Broadcom NetXtreme II BCM5706 1000Base-SX" }, | |
97 | { "HP NC370F Multifunction Gigabit Server Adapter" }, | |
5b0c76ad MC |
98 | { "Broadcom NetXtreme II BCM5708 1000Base-T" }, |
99 | { "Broadcom NetXtreme II BCM5708 1000Base-SX" }, | |
bac0dff6 | 100 | { "Broadcom NetXtreme II BCM5709 1000Base-T" }, |
b6016b76 MC |
101 | }; |
102 | ||
103 | static struct pci_device_id bnx2_pci_tbl[] = { | |
104 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5706, | |
105 | PCI_VENDOR_ID_HP, 0x3101, 0, 0, NC370T }, | |
106 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5706, | |
107 | PCI_VENDOR_ID_HP, 0x3106, 0, 0, NC370I }, | |
108 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5706, | |
109 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM5706 }, | |
5b0c76ad MC |
110 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5708, |
111 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM5708 }, | |
b6016b76 MC |
112 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5706S, |
113 | PCI_VENDOR_ID_HP, 0x3102, 0, 0, NC370F }, | |
114 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5706S, | |
115 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM5706S }, | |
5b0c76ad MC |
116 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5708S, |
117 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM5708S }, | |
bac0dff6 MC |
118 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5709, |
119 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM5709 }, | |
b6016b76 MC |
120 | { 0, } |
121 | }; | |
122 | ||
123 | static struct flash_spec flash_table[] = | |
124 | { | |
125 | /* Slow EEPROM */ | |
37137709 | 126 | {0x00000000, 0x40830380, 0x009f0081, 0xa184a053, 0xaf000400, |
b6016b76 MC |
127 | 1, SEEPROM_PAGE_BITS, SEEPROM_PAGE_SIZE, |
128 | SEEPROM_BYTE_ADDR_MASK, SEEPROM_TOTAL_SIZE, | |
129 | "EEPROM - slow"}, | |
37137709 MC |
130 | /* Expansion entry 0001 */ |
131 | {0x08000002, 0x4b808201, 0x00050081, 0x03840253, 0xaf020406, | |
b6016b76 | 132 | 0, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, |
37137709 MC |
133 | SAIFUN_FLASH_BYTE_ADDR_MASK, 0, |
134 | "Entry 0001"}, | |
b6016b76 MC |
135 | /* Saifun SA25F010 (non-buffered flash) */ |
136 | /* strap, cfg1, & write1 need updates */ | |
37137709 | 137 | {0x04000001, 0x47808201, 0x00050081, 0x03840253, 0xaf020406, |
b6016b76 MC |
138 | 0, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, |
139 | SAIFUN_FLASH_BYTE_ADDR_MASK, SAIFUN_FLASH_BASE_TOTAL_SIZE*2, | |
140 | "Non-buffered flash (128kB)"}, | |
141 | /* Saifun SA25F020 (non-buffered flash) */ | |
142 | /* strap, cfg1, & write1 need updates */ | |
37137709 | 143 | {0x0c000003, 0x4f808201, 0x00050081, 0x03840253, 0xaf020406, |
b6016b76 MC |
144 | 0, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, |
145 | SAIFUN_FLASH_BYTE_ADDR_MASK, SAIFUN_FLASH_BASE_TOTAL_SIZE*4, | |
146 | "Non-buffered flash (256kB)"}, | |
37137709 MC |
147 | /* Expansion entry 0100 */ |
148 | {0x11000000, 0x53808201, 0x00050081, 0x03840253, 0xaf020406, | |
149 | 0, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, | |
150 | SAIFUN_FLASH_BYTE_ADDR_MASK, 0, | |
151 | "Entry 0100"}, | |
152 | /* Entry 0101: ST M45PE10 (non-buffered flash, TetonII B0) */ | |
6aa20a22 | 153 | {0x19000002, 0x5b808201, 0x000500db, 0x03840253, 0xaf020406, |
37137709 MC |
154 | 0, ST_MICRO_FLASH_PAGE_BITS, ST_MICRO_FLASH_PAGE_SIZE, |
155 | ST_MICRO_FLASH_BYTE_ADDR_MASK, ST_MICRO_FLASH_BASE_TOTAL_SIZE*2, | |
156 | "Entry 0101: ST M45PE10 (128kB non-bufferred)"}, | |
157 | /* Entry 0110: ST M45PE20 (non-buffered flash)*/ | |
158 | {0x15000001, 0x57808201, 0x000500db, 0x03840253, 0xaf020406, | |
159 | 0, ST_MICRO_FLASH_PAGE_BITS, ST_MICRO_FLASH_PAGE_SIZE, | |
160 | ST_MICRO_FLASH_BYTE_ADDR_MASK, ST_MICRO_FLASH_BASE_TOTAL_SIZE*4, | |
161 | "Entry 0110: ST M45PE20 (256kB non-bufferred)"}, | |
162 | /* Saifun SA25F005 (non-buffered flash) */ | |
163 | /* strap, cfg1, & write1 need updates */ | |
164 | {0x1d000003, 0x5f808201, 0x00050081, 0x03840253, 0xaf020406, | |
165 | 0, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, | |
166 | SAIFUN_FLASH_BYTE_ADDR_MASK, SAIFUN_FLASH_BASE_TOTAL_SIZE, | |
167 | "Non-buffered flash (64kB)"}, | |
168 | /* Fast EEPROM */ | |
169 | {0x22000000, 0x62808380, 0x009f0081, 0xa184a053, 0xaf000400, | |
170 | 1, SEEPROM_PAGE_BITS, SEEPROM_PAGE_SIZE, | |
171 | SEEPROM_BYTE_ADDR_MASK, SEEPROM_TOTAL_SIZE, | |
172 | "EEPROM - fast"}, | |
173 | /* Expansion entry 1001 */ | |
174 | {0x2a000002, 0x6b808201, 0x00050081, 0x03840253, 0xaf020406, | |
175 | 0, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, | |
176 | SAIFUN_FLASH_BYTE_ADDR_MASK, 0, | |
177 | "Entry 1001"}, | |
178 | /* Expansion entry 1010 */ | |
179 | {0x26000001, 0x67808201, 0x00050081, 0x03840253, 0xaf020406, | |
180 | 0, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, | |
181 | SAIFUN_FLASH_BYTE_ADDR_MASK, 0, | |
182 | "Entry 1010"}, | |
183 | /* ATMEL AT45DB011B (buffered flash) */ | |
184 | {0x2e000003, 0x6e808273, 0x00570081, 0x68848353, 0xaf000400, | |
185 | 1, BUFFERED_FLASH_PAGE_BITS, BUFFERED_FLASH_PAGE_SIZE, | |
186 | BUFFERED_FLASH_BYTE_ADDR_MASK, BUFFERED_FLASH_TOTAL_SIZE, | |
187 | "Buffered flash (128kB)"}, | |
188 | /* Expansion entry 1100 */ | |
189 | {0x33000000, 0x73808201, 0x00050081, 0x03840253, 0xaf020406, | |
190 | 0, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, | |
191 | SAIFUN_FLASH_BYTE_ADDR_MASK, 0, | |
192 | "Entry 1100"}, | |
193 | /* Expansion entry 1101 */ | |
194 | {0x3b000002, 0x7b808201, 0x00050081, 0x03840253, 0xaf020406, | |
195 | 0, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, | |
196 | SAIFUN_FLASH_BYTE_ADDR_MASK, 0, | |
197 | "Entry 1101"}, | |
198 | /* Ateml Expansion entry 1110 */ | |
199 | {0x37000001, 0x76808273, 0x00570081, 0x68848353, 0xaf000400, | |
200 | 1, BUFFERED_FLASH_PAGE_BITS, BUFFERED_FLASH_PAGE_SIZE, | |
201 | BUFFERED_FLASH_BYTE_ADDR_MASK, 0, | |
202 | "Entry 1110 (Atmel)"}, | |
203 | /* ATMEL AT45DB021B (buffered flash) */ | |
204 | {0x3f000003, 0x7e808273, 0x00570081, 0x68848353, 0xaf000400, | |
205 | 1, BUFFERED_FLASH_PAGE_BITS, BUFFERED_FLASH_PAGE_SIZE, | |
206 | BUFFERED_FLASH_BYTE_ADDR_MASK, BUFFERED_FLASH_TOTAL_SIZE*2, | |
207 | "Buffered flash (256kB)"}, | |
b6016b76 MC |
208 | }; |
209 | ||
210 | MODULE_DEVICE_TABLE(pci, bnx2_pci_tbl); | |
211 | ||
e89bbf10 MC |
212 | static inline u32 bnx2_tx_avail(struct bnx2 *bp) |
213 | { | |
2f8af120 | 214 | u32 diff; |
e89bbf10 | 215 | |
2f8af120 | 216 | smp_mb(); |
faac9c4b MC |
217 | |
218 | /* The ring uses 256 indices for 255 entries, one of them | |
219 | * needs to be skipped. | |
220 | */ | |
221 | diff = bp->tx_prod - bp->tx_cons; | |
222 | if (unlikely(diff >= TX_DESC_CNT)) { | |
223 | diff &= 0xffff; | |
224 | if (diff == TX_DESC_CNT) | |
225 | diff = MAX_TX_DESC_CNT; | |
226 | } | |
e89bbf10 MC |
227 | return (bp->tx_ring_size - diff); |
228 | } | |
229 | ||
b6016b76 MC |
230 | static u32 |
231 | bnx2_reg_rd_ind(struct bnx2 *bp, u32 offset) | |
232 | { | |
233 | REG_WR(bp, BNX2_PCICFG_REG_WINDOW_ADDRESS, offset); | |
234 | return (REG_RD(bp, BNX2_PCICFG_REG_WINDOW)); | |
235 | } | |
236 | ||
237 | static void | |
238 | bnx2_reg_wr_ind(struct bnx2 *bp, u32 offset, u32 val) | |
239 | { | |
240 | REG_WR(bp, BNX2_PCICFG_REG_WINDOW_ADDRESS, offset); | |
241 | REG_WR(bp, BNX2_PCICFG_REG_WINDOW, val); | |
242 | } | |
243 | ||
244 | static void | |
245 | bnx2_ctx_wr(struct bnx2 *bp, u32 cid_addr, u32 offset, u32 val) | |
246 | { | |
247 | offset += cid_addr; | |
59b47d8a MC |
248 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
249 | int i; | |
250 | ||
251 | REG_WR(bp, BNX2_CTX_CTX_DATA, val); | |
252 | REG_WR(bp, BNX2_CTX_CTX_CTRL, | |
253 | offset | BNX2_CTX_CTX_CTRL_WRITE_REQ); | |
254 | for (i = 0; i < 5; i++) { | |
255 | u32 val; | |
256 | val = REG_RD(bp, BNX2_CTX_CTX_CTRL); | |
257 | if ((val & BNX2_CTX_CTX_CTRL_WRITE_REQ) == 0) | |
258 | break; | |
259 | udelay(5); | |
260 | } | |
261 | } else { | |
262 | REG_WR(bp, BNX2_CTX_DATA_ADR, offset); | |
263 | REG_WR(bp, BNX2_CTX_DATA, val); | |
264 | } | |
b6016b76 MC |
265 | } |
266 | ||
267 | static int | |
268 | bnx2_read_phy(struct bnx2 *bp, u32 reg, u32 *val) | |
269 | { | |
270 | u32 val1; | |
271 | int i, ret; | |
272 | ||
273 | if (bp->phy_flags & PHY_INT_MODE_AUTO_POLLING_FLAG) { | |
274 | val1 = REG_RD(bp, BNX2_EMAC_MDIO_MODE); | |
275 | val1 &= ~BNX2_EMAC_MDIO_MODE_AUTO_POLL; | |
276 | ||
277 | REG_WR(bp, BNX2_EMAC_MDIO_MODE, val1); | |
278 | REG_RD(bp, BNX2_EMAC_MDIO_MODE); | |
279 | ||
280 | udelay(40); | |
281 | } | |
282 | ||
283 | val1 = (bp->phy_addr << 21) | (reg << 16) | | |
284 | BNX2_EMAC_MDIO_COMM_COMMAND_READ | BNX2_EMAC_MDIO_COMM_DISEXT | | |
285 | BNX2_EMAC_MDIO_COMM_START_BUSY; | |
286 | REG_WR(bp, BNX2_EMAC_MDIO_COMM, val1); | |
287 | ||
288 | for (i = 0; i < 50; i++) { | |
289 | udelay(10); | |
290 | ||
291 | val1 = REG_RD(bp, BNX2_EMAC_MDIO_COMM); | |
292 | if (!(val1 & BNX2_EMAC_MDIO_COMM_START_BUSY)) { | |
293 | udelay(5); | |
294 | ||
295 | val1 = REG_RD(bp, BNX2_EMAC_MDIO_COMM); | |
296 | val1 &= BNX2_EMAC_MDIO_COMM_DATA; | |
297 | ||
298 | break; | |
299 | } | |
300 | } | |
301 | ||
302 | if (val1 & BNX2_EMAC_MDIO_COMM_START_BUSY) { | |
303 | *val = 0x0; | |
304 | ret = -EBUSY; | |
305 | } | |
306 | else { | |
307 | *val = val1; | |
308 | ret = 0; | |
309 | } | |
310 | ||
311 | if (bp->phy_flags & PHY_INT_MODE_AUTO_POLLING_FLAG) { | |
312 | val1 = REG_RD(bp, BNX2_EMAC_MDIO_MODE); | |
313 | val1 |= BNX2_EMAC_MDIO_MODE_AUTO_POLL; | |
314 | ||
315 | REG_WR(bp, BNX2_EMAC_MDIO_MODE, val1); | |
316 | REG_RD(bp, BNX2_EMAC_MDIO_MODE); | |
317 | ||
318 | udelay(40); | |
319 | } | |
320 | ||
321 | return ret; | |
322 | } | |
323 | ||
324 | static int | |
325 | bnx2_write_phy(struct bnx2 *bp, u32 reg, u32 val) | |
326 | { | |
327 | u32 val1; | |
328 | int i, ret; | |
329 | ||
330 | if (bp->phy_flags & PHY_INT_MODE_AUTO_POLLING_FLAG) { | |
331 | val1 = REG_RD(bp, BNX2_EMAC_MDIO_MODE); | |
332 | val1 &= ~BNX2_EMAC_MDIO_MODE_AUTO_POLL; | |
333 | ||
334 | REG_WR(bp, BNX2_EMAC_MDIO_MODE, val1); | |
335 | REG_RD(bp, BNX2_EMAC_MDIO_MODE); | |
336 | ||
337 | udelay(40); | |
338 | } | |
339 | ||
340 | val1 = (bp->phy_addr << 21) | (reg << 16) | val | | |
341 | BNX2_EMAC_MDIO_COMM_COMMAND_WRITE | | |
342 | BNX2_EMAC_MDIO_COMM_START_BUSY | BNX2_EMAC_MDIO_COMM_DISEXT; | |
343 | REG_WR(bp, BNX2_EMAC_MDIO_COMM, val1); | |
6aa20a22 | 344 | |
b6016b76 MC |
345 | for (i = 0; i < 50; i++) { |
346 | udelay(10); | |
347 | ||
348 | val1 = REG_RD(bp, BNX2_EMAC_MDIO_COMM); | |
349 | if (!(val1 & BNX2_EMAC_MDIO_COMM_START_BUSY)) { | |
350 | udelay(5); | |
351 | break; | |
352 | } | |
353 | } | |
354 | ||
355 | if (val1 & BNX2_EMAC_MDIO_COMM_START_BUSY) | |
356 | ret = -EBUSY; | |
357 | else | |
358 | ret = 0; | |
359 | ||
360 | if (bp->phy_flags & PHY_INT_MODE_AUTO_POLLING_FLAG) { | |
361 | val1 = REG_RD(bp, BNX2_EMAC_MDIO_MODE); | |
362 | val1 |= BNX2_EMAC_MDIO_MODE_AUTO_POLL; | |
363 | ||
364 | REG_WR(bp, BNX2_EMAC_MDIO_MODE, val1); | |
365 | REG_RD(bp, BNX2_EMAC_MDIO_MODE); | |
366 | ||
367 | udelay(40); | |
368 | } | |
369 | ||
370 | return ret; | |
371 | } | |
372 | ||
373 | static void | |
374 | bnx2_disable_int(struct bnx2 *bp) | |
375 | { | |
376 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, | |
377 | BNX2_PCICFG_INT_ACK_CMD_MASK_INT); | |
378 | REG_RD(bp, BNX2_PCICFG_INT_ACK_CMD); | |
379 | } | |
380 | ||
381 | static void | |
382 | bnx2_enable_int(struct bnx2 *bp) | |
383 | { | |
1269a8a6 MC |
384 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, |
385 | BNX2_PCICFG_INT_ACK_CMD_INDEX_VALID | | |
386 | BNX2_PCICFG_INT_ACK_CMD_MASK_INT | bp->last_status_idx); | |
387 | ||
b6016b76 MC |
388 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, |
389 | BNX2_PCICFG_INT_ACK_CMD_INDEX_VALID | bp->last_status_idx); | |
390 | ||
bf5295bb | 391 | REG_WR(bp, BNX2_HC_COMMAND, bp->hc_cmd | BNX2_HC_COMMAND_COAL_NOW); |
b6016b76 MC |
392 | } |
393 | ||
394 | static void | |
395 | bnx2_disable_int_sync(struct bnx2 *bp) | |
396 | { | |
397 | atomic_inc(&bp->intr_sem); | |
398 | bnx2_disable_int(bp); | |
399 | synchronize_irq(bp->pdev->irq); | |
400 | } | |
401 | ||
402 | static void | |
403 | bnx2_netif_stop(struct bnx2 *bp) | |
404 | { | |
405 | bnx2_disable_int_sync(bp); | |
406 | if (netif_running(bp->dev)) { | |
407 | netif_poll_disable(bp->dev); | |
408 | netif_tx_disable(bp->dev); | |
409 | bp->dev->trans_start = jiffies; /* prevent tx timeout */ | |
410 | } | |
411 | } | |
412 | ||
413 | static void | |
414 | bnx2_netif_start(struct bnx2 *bp) | |
415 | { | |
416 | if (atomic_dec_and_test(&bp->intr_sem)) { | |
417 | if (netif_running(bp->dev)) { | |
418 | netif_wake_queue(bp->dev); | |
419 | netif_poll_enable(bp->dev); | |
420 | bnx2_enable_int(bp); | |
421 | } | |
422 | } | |
423 | } | |
424 | ||
425 | static void | |
426 | bnx2_free_mem(struct bnx2 *bp) | |
427 | { | |
13daffa2 MC |
428 | int i; |
429 | ||
59b47d8a MC |
430 | for (i = 0; i < bp->ctx_pages; i++) { |
431 | if (bp->ctx_blk[i]) { | |
432 | pci_free_consistent(bp->pdev, BCM_PAGE_SIZE, | |
433 | bp->ctx_blk[i], | |
434 | bp->ctx_blk_mapping[i]); | |
435 | bp->ctx_blk[i] = NULL; | |
436 | } | |
437 | } | |
b6016b76 | 438 | if (bp->status_blk) { |
0f31f994 | 439 | pci_free_consistent(bp->pdev, bp->status_stats_size, |
b6016b76 MC |
440 | bp->status_blk, bp->status_blk_mapping); |
441 | bp->status_blk = NULL; | |
0f31f994 | 442 | bp->stats_blk = NULL; |
b6016b76 MC |
443 | } |
444 | if (bp->tx_desc_ring) { | |
445 | pci_free_consistent(bp->pdev, | |
446 | sizeof(struct tx_bd) * TX_DESC_CNT, | |
447 | bp->tx_desc_ring, bp->tx_desc_mapping); | |
448 | bp->tx_desc_ring = NULL; | |
449 | } | |
b4558ea9 JJ |
450 | kfree(bp->tx_buf_ring); |
451 | bp->tx_buf_ring = NULL; | |
13daffa2 MC |
452 | for (i = 0; i < bp->rx_max_ring; i++) { |
453 | if (bp->rx_desc_ring[i]) | |
454 | pci_free_consistent(bp->pdev, | |
455 | sizeof(struct rx_bd) * RX_DESC_CNT, | |
456 | bp->rx_desc_ring[i], | |
457 | bp->rx_desc_mapping[i]); | |
458 | bp->rx_desc_ring[i] = NULL; | |
459 | } | |
460 | vfree(bp->rx_buf_ring); | |
b4558ea9 | 461 | bp->rx_buf_ring = NULL; |
b6016b76 MC |
462 | } |
463 | ||
464 | static int | |
465 | bnx2_alloc_mem(struct bnx2 *bp) | |
466 | { | |
0f31f994 | 467 | int i, status_blk_size; |
13daffa2 | 468 | |
0f31f994 MC |
469 | bp->tx_buf_ring = kzalloc(sizeof(struct sw_bd) * TX_DESC_CNT, |
470 | GFP_KERNEL); | |
b6016b76 MC |
471 | if (bp->tx_buf_ring == NULL) |
472 | return -ENOMEM; | |
473 | ||
b6016b76 MC |
474 | bp->tx_desc_ring = pci_alloc_consistent(bp->pdev, |
475 | sizeof(struct tx_bd) * | |
476 | TX_DESC_CNT, | |
477 | &bp->tx_desc_mapping); | |
478 | if (bp->tx_desc_ring == NULL) | |
479 | goto alloc_mem_err; | |
480 | ||
13daffa2 MC |
481 | bp->rx_buf_ring = vmalloc(sizeof(struct sw_bd) * RX_DESC_CNT * |
482 | bp->rx_max_ring); | |
b6016b76 MC |
483 | if (bp->rx_buf_ring == NULL) |
484 | goto alloc_mem_err; | |
485 | ||
13daffa2 MC |
486 | memset(bp->rx_buf_ring, 0, sizeof(struct sw_bd) * RX_DESC_CNT * |
487 | bp->rx_max_ring); | |
488 | ||
489 | for (i = 0; i < bp->rx_max_ring; i++) { | |
490 | bp->rx_desc_ring[i] = | |
491 | pci_alloc_consistent(bp->pdev, | |
492 | sizeof(struct rx_bd) * RX_DESC_CNT, | |
493 | &bp->rx_desc_mapping[i]); | |
494 | if (bp->rx_desc_ring[i] == NULL) | |
495 | goto alloc_mem_err; | |
496 | ||
497 | } | |
b6016b76 | 498 | |
0f31f994 MC |
499 | /* Combine status and statistics blocks into one allocation. */ |
500 | status_blk_size = L1_CACHE_ALIGN(sizeof(struct status_block)); | |
501 | bp->status_stats_size = status_blk_size + | |
502 | sizeof(struct statistics_block); | |
503 | ||
504 | bp->status_blk = pci_alloc_consistent(bp->pdev, bp->status_stats_size, | |
b6016b76 MC |
505 | &bp->status_blk_mapping); |
506 | if (bp->status_blk == NULL) | |
507 | goto alloc_mem_err; | |
508 | ||
0f31f994 | 509 | memset(bp->status_blk, 0, bp->status_stats_size); |
b6016b76 | 510 | |
0f31f994 MC |
511 | bp->stats_blk = (void *) ((unsigned long) bp->status_blk + |
512 | status_blk_size); | |
b6016b76 | 513 | |
0f31f994 | 514 | bp->stats_blk_mapping = bp->status_blk_mapping + status_blk_size; |
b6016b76 | 515 | |
59b47d8a MC |
516 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
517 | bp->ctx_pages = 0x2000 / BCM_PAGE_SIZE; | |
518 | if (bp->ctx_pages == 0) | |
519 | bp->ctx_pages = 1; | |
520 | for (i = 0; i < bp->ctx_pages; i++) { | |
521 | bp->ctx_blk[i] = pci_alloc_consistent(bp->pdev, | |
522 | BCM_PAGE_SIZE, | |
523 | &bp->ctx_blk_mapping[i]); | |
524 | if (bp->ctx_blk[i] == NULL) | |
525 | goto alloc_mem_err; | |
526 | } | |
527 | } | |
b6016b76 MC |
528 | return 0; |
529 | ||
530 | alloc_mem_err: | |
531 | bnx2_free_mem(bp); | |
532 | return -ENOMEM; | |
533 | } | |
534 | ||
e3648b3d MC |
535 | static void |
536 | bnx2_report_fw_link(struct bnx2 *bp) | |
537 | { | |
538 | u32 fw_link_status = 0; | |
539 | ||
540 | if (bp->link_up) { | |
541 | u32 bmsr; | |
542 | ||
543 | switch (bp->line_speed) { | |
544 | case SPEED_10: | |
545 | if (bp->duplex == DUPLEX_HALF) | |
546 | fw_link_status = BNX2_LINK_STATUS_10HALF; | |
547 | else | |
548 | fw_link_status = BNX2_LINK_STATUS_10FULL; | |
549 | break; | |
550 | case SPEED_100: | |
551 | if (bp->duplex == DUPLEX_HALF) | |
552 | fw_link_status = BNX2_LINK_STATUS_100HALF; | |
553 | else | |
554 | fw_link_status = BNX2_LINK_STATUS_100FULL; | |
555 | break; | |
556 | case SPEED_1000: | |
557 | if (bp->duplex == DUPLEX_HALF) | |
558 | fw_link_status = BNX2_LINK_STATUS_1000HALF; | |
559 | else | |
560 | fw_link_status = BNX2_LINK_STATUS_1000FULL; | |
561 | break; | |
562 | case SPEED_2500: | |
563 | if (bp->duplex == DUPLEX_HALF) | |
564 | fw_link_status = BNX2_LINK_STATUS_2500HALF; | |
565 | else | |
566 | fw_link_status = BNX2_LINK_STATUS_2500FULL; | |
567 | break; | |
568 | } | |
569 | ||
570 | fw_link_status |= BNX2_LINK_STATUS_LINK_UP; | |
571 | ||
572 | if (bp->autoneg) { | |
573 | fw_link_status |= BNX2_LINK_STATUS_AN_ENABLED; | |
574 | ||
ca58c3af MC |
575 | bnx2_read_phy(bp, bp->mii_bmsr, &bmsr); |
576 | bnx2_read_phy(bp, bp->mii_bmsr, &bmsr); | |
e3648b3d MC |
577 | |
578 | if (!(bmsr & BMSR_ANEGCOMPLETE) || | |
579 | bp->phy_flags & PHY_PARALLEL_DETECT_FLAG) | |
580 | fw_link_status |= BNX2_LINK_STATUS_PARALLEL_DET; | |
581 | else | |
582 | fw_link_status |= BNX2_LINK_STATUS_AN_COMPLETE; | |
583 | } | |
584 | } | |
585 | else | |
586 | fw_link_status = BNX2_LINK_STATUS_LINK_DOWN; | |
587 | ||
588 | REG_WR_IND(bp, bp->shmem_base + BNX2_LINK_STATUS, fw_link_status); | |
589 | } | |
590 | ||
b6016b76 MC |
591 | static void |
592 | bnx2_report_link(struct bnx2 *bp) | |
593 | { | |
594 | if (bp->link_up) { | |
595 | netif_carrier_on(bp->dev); | |
596 | printk(KERN_INFO PFX "%s NIC Link is Up, ", bp->dev->name); | |
597 | ||
598 | printk("%d Mbps ", bp->line_speed); | |
599 | ||
600 | if (bp->duplex == DUPLEX_FULL) | |
601 | printk("full duplex"); | |
602 | else | |
603 | printk("half duplex"); | |
604 | ||
605 | if (bp->flow_ctrl) { | |
606 | if (bp->flow_ctrl & FLOW_CTRL_RX) { | |
607 | printk(", receive "); | |
608 | if (bp->flow_ctrl & FLOW_CTRL_TX) | |
609 | printk("& transmit "); | |
610 | } | |
611 | else { | |
612 | printk(", transmit "); | |
613 | } | |
614 | printk("flow control ON"); | |
615 | } | |
616 | printk("\n"); | |
617 | } | |
618 | else { | |
619 | netif_carrier_off(bp->dev); | |
620 | printk(KERN_ERR PFX "%s NIC Link is Down\n", bp->dev->name); | |
621 | } | |
e3648b3d MC |
622 | |
623 | bnx2_report_fw_link(bp); | |
b6016b76 MC |
624 | } |
625 | ||
626 | static void | |
627 | bnx2_resolve_flow_ctrl(struct bnx2 *bp) | |
628 | { | |
629 | u32 local_adv, remote_adv; | |
630 | ||
631 | bp->flow_ctrl = 0; | |
6aa20a22 | 632 | if ((bp->autoneg & (AUTONEG_SPEED | AUTONEG_FLOW_CTRL)) != |
b6016b76 MC |
633 | (AUTONEG_SPEED | AUTONEG_FLOW_CTRL)) { |
634 | ||
635 | if (bp->duplex == DUPLEX_FULL) { | |
636 | bp->flow_ctrl = bp->req_flow_ctrl; | |
637 | } | |
638 | return; | |
639 | } | |
640 | ||
641 | if (bp->duplex != DUPLEX_FULL) { | |
642 | return; | |
643 | } | |
644 | ||
5b0c76ad MC |
645 | if ((bp->phy_flags & PHY_SERDES_FLAG) && |
646 | (CHIP_NUM(bp) == CHIP_NUM_5708)) { | |
647 | u32 val; | |
648 | ||
649 | bnx2_read_phy(bp, BCM5708S_1000X_STAT1, &val); | |
650 | if (val & BCM5708S_1000X_STAT1_TX_PAUSE) | |
651 | bp->flow_ctrl |= FLOW_CTRL_TX; | |
652 | if (val & BCM5708S_1000X_STAT1_RX_PAUSE) | |
653 | bp->flow_ctrl |= FLOW_CTRL_RX; | |
654 | return; | |
655 | } | |
656 | ||
ca58c3af MC |
657 | bnx2_read_phy(bp, bp->mii_adv, &local_adv); |
658 | bnx2_read_phy(bp, bp->mii_lpa, &remote_adv); | |
b6016b76 MC |
659 | |
660 | if (bp->phy_flags & PHY_SERDES_FLAG) { | |
661 | u32 new_local_adv = 0; | |
662 | u32 new_remote_adv = 0; | |
663 | ||
664 | if (local_adv & ADVERTISE_1000XPAUSE) | |
665 | new_local_adv |= ADVERTISE_PAUSE_CAP; | |
666 | if (local_adv & ADVERTISE_1000XPSE_ASYM) | |
667 | new_local_adv |= ADVERTISE_PAUSE_ASYM; | |
668 | if (remote_adv & ADVERTISE_1000XPAUSE) | |
669 | new_remote_adv |= ADVERTISE_PAUSE_CAP; | |
670 | if (remote_adv & ADVERTISE_1000XPSE_ASYM) | |
671 | new_remote_adv |= ADVERTISE_PAUSE_ASYM; | |
672 | ||
673 | local_adv = new_local_adv; | |
674 | remote_adv = new_remote_adv; | |
675 | } | |
676 | ||
677 | /* See Table 28B-3 of 802.3ab-1999 spec. */ | |
678 | if (local_adv & ADVERTISE_PAUSE_CAP) { | |
679 | if(local_adv & ADVERTISE_PAUSE_ASYM) { | |
680 | if (remote_adv & ADVERTISE_PAUSE_CAP) { | |
681 | bp->flow_ctrl = FLOW_CTRL_TX | FLOW_CTRL_RX; | |
682 | } | |
683 | else if (remote_adv & ADVERTISE_PAUSE_ASYM) { | |
684 | bp->flow_ctrl = FLOW_CTRL_RX; | |
685 | } | |
686 | } | |
687 | else { | |
688 | if (remote_adv & ADVERTISE_PAUSE_CAP) { | |
689 | bp->flow_ctrl = FLOW_CTRL_TX | FLOW_CTRL_RX; | |
690 | } | |
691 | } | |
692 | } | |
693 | else if (local_adv & ADVERTISE_PAUSE_ASYM) { | |
694 | if ((remote_adv & ADVERTISE_PAUSE_CAP) && | |
695 | (remote_adv & ADVERTISE_PAUSE_ASYM)) { | |
696 | ||
697 | bp->flow_ctrl = FLOW_CTRL_TX; | |
698 | } | |
699 | } | |
700 | } | |
701 | ||
702 | static int | |
5b0c76ad MC |
703 | bnx2_5708s_linkup(struct bnx2 *bp) |
704 | { | |
705 | u32 val; | |
706 | ||
707 | bp->link_up = 1; | |
708 | bnx2_read_phy(bp, BCM5708S_1000X_STAT1, &val); | |
709 | switch (val & BCM5708S_1000X_STAT1_SPEED_MASK) { | |
710 | case BCM5708S_1000X_STAT1_SPEED_10: | |
711 | bp->line_speed = SPEED_10; | |
712 | break; | |
713 | case BCM5708S_1000X_STAT1_SPEED_100: | |
714 | bp->line_speed = SPEED_100; | |
715 | break; | |
716 | case BCM5708S_1000X_STAT1_SPEED_1G: | |
717 | bp->line_speed = SPEED_1000; | |
718 | break; | |
719 | case BCM5708S_1000X_STAT1_SPEED_2G5: | |
720 | bp->line_speed = SPEED_2500; | |
721 | break; | |
722 | } | |
723 | if (val & BCM5708S_1000X_STAT1_FD) | |
724 | bp->duplex = DUPLEX_FULL; | |
725 | else | |
726 | bp->duplex = DUPLEX_HALF; | |
727 | ||
728 | return 0; | |
729 | } | |
730 | ||
731 | static int | |
732 | bnx2_5706s_linkup(struct bnx2 *bp) | |
b6016b76 MC |
733 | { |
734 | u32 bmcr, local_adv, remote_adv, common; | |
735 | ||
736 | bp->link_up = 1; | |
737 | bp->line_speed = SPEED_1000; | |
738 | ||
ca58c3af | 739 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
b6016b76 MC |
740 | if (bmcr & BMCR_FULLDPLX) { |
741 | bp->duplex = DUPLEX_FULL; | |
742 | } | |
743 | else { | |
744 | bp->duplex = DUPLEX_HALF; | |
745 | } | |
746 | ||
747 | if (!(bmcr & BMCR_ANENABLE)) { | |
748 | return 0; | |
749 | } | |
750 | ||
ca58c3af MC |
751 | bnx2_read_phy(bp, bp->mii_adv, &local_adv); |
752 | bnx2_read_phy(bp, bp->mii_lpa, &remote_adv); | |
b6016b76 MC |
753 | |
754 | common = local_adv & remote_adv; | |
755 | if (common & (ADVERTISE_1000XHALF | ADVERTISE_1000XFULL)) { | |
756 | ||
757 | if (common & ADVERTISE_1000XFULL) { | |
758 | bp->duplex = DUPLEX_FULL; | |
759 | } | |
760 | else { | |
761 | bp->duplex = DUPLEX_HALF; | |
762 | } | |
763 | } | |
764 | ||
765 | return 0; | |
766 | } | |
767 | ||
768 | static int | |
769 | bnx2_copper_linkup(struct bnx2 *bp) | |
770 | { | |
771 | u32 bmcr; | |
772 | ||
ca58c3af | 773 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
b6016b76 MC |
774 | if (bmcr & BMCR_ANENABLE) { |
775 | u32 local_adv, remote_adv, common; | |
776 | ||
777 | bnx2_read_phy(bp, MII_CTRL1000, &local_adv); | |
778 | bnx2_read_phy(bp, MII_STAT1000, &remote_adv); | |
779 | ||
780 | common = local_adv & (remote_adv >> 2); | |
781 | if (common & ADVERTISE_1000FULL) { | |
782 | bp->line_speed = SPEED_1000; | |
783 | bp->duplex = DUPLEX_FULL; | |
784 | } | |
785 | else if (common & ADVERTISE_1000HALF) { | |
786 | bp->line_speed = SPEED_1000; | |
787 | bp->duplex = DUPLEX_HALF; | |
788 | } | |
789 | else { | |
ca58c3af MC |
790 | bnx2_read_phy(bp, bp->mii_adv, &local_adv); |
791 | bnx2_read_phy(bp, bp->mii_lpa, &remote_adv); | |
b6016b76 MC |
792 | |
793 | common = local_adv & remote_adv; | |
794 | if (common & ADVERTISE_100FULL) { | |
795 | bp->line_speed = SPEED_100; | |
796 | bp->duplex = DUPLEX_FULL; | |
797 | } | |
798 | else if (common & ADVERTISE_100HALF) { | |
799 | bp->line_speed = SPEED_100; | |
800 | bp->duplex = DUPLEX_HALF; | |
801 | } | |
802 | else if (common & ADVERTISE_10FULL) { | |
803 | bp->line_speed = SPEED_10; | |
804 | bp->duplex = DUPLEX_FULL; | |
805 | } | |
806 | else if (common & ADVERTISE_10HALF) { | |
807 | bp->line_speed = SPEED_10; | |
808 | bp->duplex = DUPLEX_HALF; | |
809 | } | |
810 | else { | |
811 | bp->line_speed = 0; | |
812 | bp->link_up = 0; | |
813 | } | |
814 | } | |
815 | } | |
816 | else { | |
817 | if (bmcr & BMCR_SPEED100) { | |
818 | bp->line_speed = SPEED_100; | |
819 | } | |
820 | else { | |
821 | bp->line_speed = SPEED_10; | |
822 | } | |
823 | if (bmcr & BMCR_FULLDPLX) { | |
824 | bp->duplex = DUPLEX_FULL; | |
825 | } | |
826 | else { | |
827 | bp->duplex = DUPLEX_HALF; | |
828 | } | |
829 | } | |
830 | ||
831 | return 0; | |
832 | } | |
833 | ||
834 | static int | |
835 | bnx2_set_mac_link(struct bnx2 *bp) | |
836 | { | |
837 | u32 val; | |
838 | ||
839 | REG_WR(bp, BNX2_EMAC_TX_LENGTHS, 0x2620); | |
840 | if (bp->link_up && (bp->line_speed == SPEED_1000) && | |
841 | (bp->duplex == DUPLEX_HALF)) { | |
842 | REG_WR(bp, BNX2_EMAC_TX_LENGTHS, 0x26ff); | |
843 | } | |
844 | ||
845 | /* Configure the EMAC mode register. */ | |
846 | val = REG_RD(bp, BNX2_EMAC_MODE); | |
847 | ||
848 | val &= ~(BNX2_EMAC_MODE_PORT | BNX2_EMAC_MODE_HALF_DUPLEX | | |
5b0c76ad | 849 | BNX2_EMAC_MODE_MAC_LOOP | BNX2_EMAC_MODE_FORCE_LINK | |
59b47d8a | 850 | BNX2_EMAC_MODE_25G_MODE); |
b6016b76 MC |
851 | |
852 | if (bp->link_up) { | |
5b0c76ad MC |
853 | switch (bp->line_speed) { |
854 | case SPEED_10: | |
59b47d8a MC |
855 | if (CHIP_NUM(bp) != CHIP_NUM_5706) { |
856 | val |= BNX2_EMAC_MODE_PORT_MII_10M; | |
5b0c76ad MC |
857 | break; |
858 | } | |
859 | /* fall through */ | |
860 | case SPEED_100: | |
861 | val |= BNX2_EMAC_MODE_PORT_MII; | |
862 | break; | |
863 | case SPEED_2500: | |
59b47d8a | 864 | val |= BNX2_EMAC_MODE_25G_MODE; |
5b0c76ad MC |
865 | /* fall through */ |
866 | case SPEED_1000: | |
867 | val |= BNX2_EMAC_MODE_PORT_GMII; | |
868 | break; | |
869 | } | |
b6016b76 MC |
870 | } |
871 | else { | |
872 | val |= BNX2_EMAC_MODE_PORT_GMII; | |
873 | } | |
874 | ||
875 | /* Set the MAC to operate in the appropriate duplex mode. */ | |
876 | if (bp->duplex == DUPLEX_HALF) | |
877 | val |= BNX2_EMAC_MODE_HALF_DUPLEX; | |
878 | REG_WR(bp, BNX2_EMAC_MODE, val); | |
879 | ||
880 | /* Enable/disable rx PAUSE. */ | |
881 | bp->rx_mode &= ~BNX2_EMAC_RX_MODE_FLOW_EN; | |
882 | ||
883 | if (bp->flow_ctrl & FLOW_CTRL_RX) | |
884 | bp->rx_mode |= BNX2_EMAC_RX_MODE_FLOW_EN; | |
885 | REG_WR(bp, BNX2_EMAC_RX_MODE, bp->rx_mode); | |
886 | ||
887 | /* Enable/disable tx PAUSE. */ | |
888 | val = REG_RD(bp, BNX2_EMAC_TX_MODE); | |
889 | val &= ~BNX2_EMAC_TX_MODE_FLOW_EN; | |
890 | ||
891 | if (bp->flow_ctrl & FLOW_CTRL_TX) | |
892 | val |= BNX2_EMAC_TX_MODE_FLOW_EN; | |
893 | REG_WR(bp, BNX2_EMAC_TX_MODE, val); | |
894 | ||
895 | /* Acknowledge the interrupt. */ | |
896 | REG_WR(bp, BNX2_EMAC_STATUS, BNX2_EMAC_STATUS_LINK_CHANGE); | |
897 | ||
898 | return 0; | |
899 | } | |
900 | ||
605a9e20 MC |
901 | static int |
902 | bnx2_test_and_enable_2g5(struct bnx2 *bp) | |
903 | { | |
904 | u32 up1; | |
905 | int ret = 1; | |
906 | ||
907 | if (!(bp->phy_flags & PHY_2_5G_CAPABLE_FLAG)) | |
908 | return 0; | |
909 | ||
910 | if (bp->autoneg & AUTONEG_SPEED) | |
911 | bp->advertising |= ADVERTISED_2500baseX_Full; | |
912 | ||
913 | bnx2_read_phy(bp, bp->mii_up1, &up1); | |
914 | if (!(up1 & BCM5708S_UP1_2G5)) { | |
915 | up1 |= BCM5708S_UP1_2G5; | |
916 | bnx2_write_phy(bp, bp->mii_up1, up1); | |
917 | ret = 0; | |
918 | } | |
919 | ||
920 | return ret; | |
921 | } | |
922 | ||
923 | static int | |
924 | bnx2_test_and_disable_2g5(struct bnx2 *bp) | |
925 | { | |
926 | u32 up1; | |
927 | int ret = 0; | |
928 | ||
929 | if (!(bp->phy_flags & PHY_2_5G_CAPABLE_FLAG)) | |
930 | return 0; | |
931 | ||
932 | bnx2_read_phy(bp, bp->mii_up1, &up1); | |
933 | if (up1 & BCM5708S_UP1_2G5) { | |
934 | up1 &= ~BCM5708S_UP1_2G5; | |
935 | bnx2_write_phy(bp, bp->mii_up1, up1); | |
936 | ret = 1; | |
937 | } | |
938 | ||
939 | return ret; | |
940 | } | |
941 | ||
942 | static void | |
943 | bnx2_enable_forced_2g5(struct bnx2 *bp) | |
944 | { | |
945 | u32 bmcr; | |
946 | ||
947 | if (!(bp->phy_flags & PHY_2_5G_CAPABLE_FLAG)) | |
948 | return; | |
949 | ||
950 | if (CHIP_NUM(bp) == CHIP_NUM_5708) { | |
951 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); | |
952 | bmcr |= BCM5708S_BMCR_FORCE_2500; | |
953 | } | |
954 | ||
955 | if (bp->autoneg & AUTONEG_SPEED) { | |
956 | bmcr &= ~BMCR_ANENABLE; | |
957 | if (bp->req_duplex == DUPLEX_FULL) | |
958 | bmcr |= BMCR_FULLDPLX; | |
959 | } | |
960 | bnx2_write_phy(bp, bp->mii_bmcr, bmcr); | |
961 | } | |
962 | ||
963 | static void | |
964 | bnx2_disable_forced_2g5(struct bnx2 *bp) | |
965 | { | |
966 | u32 bmcr; | |
967 | ||
968 | if (!(bp->phy_flags & PHY_2_5G_CAPABLE_FLAG)) | |
969 | return; | |
970 | ||
971 | if (CHIP_NUM(bp) == CHIP_NUM_5708) { | |
972 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); | |
973 | bmcr &= ~BCM5708S_BMCR_FORCE_2500; | |
974 | } | |
975 | ||
976 | if (bp->autoneg & AUTONEG_SPEED) | |
977 | bmcr |= BMCR_SPEED1000 | BMCR_ANENABLE | BMCR_ANRESTART; | |
978 | bnx2_write_phy(bp, bp->mii_bmcr, bmcr); | |
979 | } | |
980 | ||
b6016b76 MC |
981 | static int |
982 | bnx2_set_link(struct bnx2 *bp) | |
983 | { | |
984 | u32 bmsr; | |
985 | u8 link_up; | |
986 | ||
80be4434 | 987 | if (bp->loopback == MAC_LOOPBACK || bp->loopback == PHY_LOOPBACK) { |
b6016b76 MC |
988 | bp->link_up = 1; |
989 | return 0; | |
990 | } | |
991 | ||
992 | link_up = bp->link_up; | |
993 | ||
ca58c3af MC |
994 | bnx2_read_phy(bp, bp->mii_bmsr, &bmsr); |
995 | bnx2_read_phy(bp, bp->mii_bmsr, &bmsr); | |
b6016b76 MC |
996 | |
997 | if ((bp->phy_flags & PHY_SERDES_FLAG) && | |
998 | (CHIP_NUM(bp) == CHIP_NUM_5706)) { | |
999 | u32 val; | |
1000 | ||
1001 | val = REG_RD(bp, BNX2_EMAC_STATUS); | |
1002 | if (val & BNX2_EMAC_STATUS_LINK) | |
1003 | bmsr |= BMSR_LSTATUS; | |
1004 | else | |
1005 | bmsr &= ~BMSR_LSTATUS; | |
1006 | } | |
1007 | ||
1008 | if (bmsr & BMSR_LSTATUS) { | |
1009 | bp->link_up = 1; | |
1010 | ||
1011 | if (bp->phy_flags & PHY_SERDES_FLAG) { | |
5b0c76ad MC |
1012 | if (CHIP_NUM(bp) == CHIP_NUM_5706) |
1013 | bnx2_5706s_linkup(bp); | |
1014 | else if (CHIP_NUM(bp) == CHIP_NUM_5708) | |
1015 | bnx2_5708s_linkup(bp); | |
b6016b76 MC |
1016 | } |
1017 | else { | |
1018 | bnx2_copper_linkup(bp); | |
1019 | } | |
1020 | bnx2_resolve_flow_ctrl(bp); | |
1021 | } | |
1022 | else { | |
1023 | if ((bp->phy_flags & PHY_SERDES_FLAG) && | |
605a9e20 MC |
1024 | (bp->autoneg & AUTONEG_SPEED)) |
1025 | bnx2_disable_forced_2g5(bp); | |
b6016b76 | 1026 | |
b6016b76 MC |
1027 | bp->phy_flags &= ~PHY_PARALLEL_DETECT_FLAG; |
1028 | bp->link_up = 0; | |
1029 | } | |
1030 | ||
1031 | if (bp->link_up != link_up) { | |
1032 | bnx2_report_link(bp); | |
1033 | } | |
1034 | ||
1035 | bnx2_set_mac_link(bp); | |
1036 | ||
1037 | return 0; | |
1038 | } | |
1039 | ||
1040 | static int | |
1041 | bnx2_reset_phy(struct bnx2 *bp) | |
1042 | { | |
1043 | int i; | |
1044 | u32 reg; | |
1045 | ||
ca58c3af | 1046 | bnx2_write_phy(bp, bp->mii_bmcr, BMCR_RESET); |
b6016b76 MC |
1047 | |
1048 | #define PHY_RESET_MAX_WAIT 100 | |
1049 | for (i = 0; i < PHY_RESET_MAX_WAIT; i++) { | |
1050 | udelay(10); | |
1051 | ||
ca58c3af | 1052 | bnx2_read_phy(bp, bp->mii_bmcr, ®); |
b6016b76 MC |
1053 | if (!(reg & BMCR_RESET)) { |
1054 | udelay(20); | |
1055 | break; | |
1056 | } | |
1057 | } | |
1058 | if (i == PHY_RESET_MAX_WAIT) { | |
1059 | return -EBUSY; | |
1060 | } | |
1061 | return 0; | |
1062 | } | |
1063 | ||
1064 | static u32 | |
1065 | bnx2_phy_get_pause_adv(struct bnx2 *bp) | |
1066 | { | |
1067 | u32 adv = 0; | |
1068 | ||
1069 | if ((bp->req_flow_ctrl & (FLOW_CTRL_RX | FLOW_CTRL_TX)) == | |
1070 | (FLOW_CTRL_RX | FLOW_CTRL_TX)) { | |
1071 | ||
1072 | if (bp->phy_flags & PHY_SERDES_FLAG) { | |
1073 | adv = ADVERTISE_1000XPAUSE; | |
1074 | } | |
1075 | else { | |
1076 | adv = ADVERTISE_PAUSE_CAP; | |
1077 | } | |
1078 | } | |
1079 | else if (bp->req_flow_ctrl & FLOW_CTRL_TX) { | |
1080 | if (bp->phy_flags & PHY_SERDES_FLAG) { | |
1081 | adv = ADVERTISE_1000XPSE_ASYM; | |
1082 | } | |
1083 | else { | |
1084 | adv = ADVERTISE_PAUSE_ASYM; | |
1085 | } | |
1086 | } | |
1087 | else if (bp->req_flow_ctrl & FLOW_CTRL_RX) { | |
1088 | if (bp->phy_flags & PHY_SERDES_FLAG) { | |
1089 | adv = ADVERTISE_1000XPAUSE | ADVERTISE_1000XPSE_ASYM; | |
1090 | } | |
1091 | else { | |
1092 | adv = ADVERTISE_PAUSE_CAP | ADVERTISE_PAUSE_ASYM; | |
1093 | } | |
1094 | } | |
1095 | return adv; | |
1096 | } | |
1097 | ||
1098 | static int | |
1099 | bnx2_setup_serdes_phy(struct bnx2 *bp) | |
1100 | { | |
605a9e20 | 1101 | u32 adv, bmcr; |
b6016b76 MC |
1102 | u32 new_adv = 0; |
1103 | ||
1104 | if (!(bp->autoneg & AUTONEG_SPEED)) { | |
1105 | u32 new_bmcr; | |
5b0c76ad MC |
1106 | int force_link_down = 0; |
1107 | ||
605a9e20 MC |
1108 | if (bp->req_line_speed == SPEED_2500) { |
1109 | if (!bnx2_test_and_enable_2g5(bp)) | |
1110 | force_link_down = 1; | |
1111 | } else if (bp->req_line_speed == SPEED_1000) { | |
1112 | if (bnx2_test_and_disable_2g5(bp)) | |
1113 | force_link_down = 1; | |
1114 | } | |
ca58c3af | 1115 | bnx2_read_phy(bp, bp->mii_adv, &adv); |
80be4434 MC |
1116 | adv &= ~(ADVERTISE_1000XFULL | ADVERTISE_1000XHALF); |
1117 | ||
ca58c3af | 1118 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
605a9e20 | 1119 | new_bmcr = bmcr & ~BMCR_ANENABLE; |
80be4434 | 1120 | new_bmcr |= BMCR_SPEED1000; |
605a9e20 MC |
1121 | |
1122 | if (CHIP_NUM(bp) == CHIP_NUM_5708) { | |
1123 | if (bp->req_line_speed == SPEED_2500) | |
1124 | new_bmcr |= BCM5708S_BMCR_FORCE_2500; | |
1125 | else | |
1126 | new_bmcr = bmcr & ~BCM5708S_BMCR_FORCE_2500; | |
5b0c76ad MC |
1127 | } |
1128 | ||
b6016b76 | 1129 | if (bp->req_duplex == DUPLEX_FULL) { |
5b0c76ad | 1130 | adv |= ADVERTISE_1000XFULL; |
b6016b76 MC |
1131 | new_bmcr |= BMCR_FULLDPLX; |
1132 | } | |
1133 | else { | |
5b0c76ad | 1134 | adv |= ADVERTISE_1000XHALF; |
b6016b76 MC |
1135 | new_bmcr &= ~BMCR_FULLDPLX; |
1136 | } | |
5b0c76ad | 1137 | if ((new_bmcr != bmcr) || (force_link_down)) { |
b6016b76 MC |
1138 | /* Force a link down visible on the other side */ |
1139 | if (bp->link_up) { | |
ca58c3af | 1140 | bnx2_write_phy(bp, bp->mii_adv, adv & |
5b0c76ad MC |
1141 | ~(ADVERTISE_1000XFULL | |
1142 | ADVERTISE_1000XHALF)); | |
ca58c3af | 1143 | bnx2_write_phy(bp, bp->mii_bmcr, bmcr | |
b6016b76 MC |
1144 | BMCR_ANRESTART | BMCR_ANENABLE); |
1145 | ||
1146 | bp->link_up = 0; | |
1147 | netif_carrier_off(bp->dev); | |
ca58c3af | 1148 | bnx2_write_phy(bp, bp->mii_bmcr, new_bmcr); |
80be4434 | 1149 | bnx2_report_link(bp); |
b6016b76 | 1150 | } |
ca58c3af MC |
1151 | bnx2_write_phy(bp, bp->mii_adv, adv); |
1152 | bnx2_write_phy(bp, bp->mii_bmcr, new_bmcr); | |
605a9e20 MC |
1153 | } else { |
1154 | bnx2_resolve_flow_ctrl(bp); | |
1155 | bnx2_set_mac_link(bp); | |
b6016b76 MC |
1156 | } |
1157 | return 0; | |
1158 | } | |
1159 | ||
605a9e20 | 1160 | bnx2_test_and_enable_2g5(bp); |
5b0c76ad | 1161 | |
b6016b76 MC |
1162 | if (bp->advertising & ADVERTISED_1000baseT_Full) |
1163 | new_adv |= ADVERTISE_1000XFULL; | |
1164 | ||
1165 | new_adv |= bnx2_phy_get_pause_adv(bp); | |
1166 | ||
ca58c3af MC |
1167 | bnx2_read_phy(bp, bp->mii_adv, &adv); |
1168 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); | |
b6016b76 MC |
1169 | |
1170 | bp->serdes_an_pending = 0; | |
1171 | if ((adv != new_adv) || ((bmcr & BMCR_ANENABLE) == 0)) { | |
1172 | /* Force a link down visible on the other side */ | |
1173 | if (bp->link_up) { | |
ca58c3af | 1174 | bnx2_write_phy(bp, bp->mii_bmcr, BMCR_LOOPBACK); |
80be4434 MC |
1175 | spin_unlock_bh(&bp->phy_lock); |
1176 | msleep(20); | |
1177 | spin_lock_bh(&bp->phy_lock); | |
b6016b76 MC |
1178 | } |
1179 | ||
ca58c3af MC |
1180 | bnx2_write_phy(bp, bp->mii_adv, new_adv); |
1181 | bnx2_write_phy(bp, bp->mii_bmcr, bmcr | BMCR_ANRESTART | | |
b6016b76 | 1182 | BMCR_ANENABLE); |
f8dd064e MC |
1183 | /* Speed up link-up time when the link partner |
1184 | * does not autonegotiate which is very common | |
1185 | * in blade servers. Some blade servers use | |
1186 | * IPMI for kerboard input and it's important | |
1187 | * to minimize link disruptions. Autoneg. involves | |
1188 | * exchanging base pages plus 3 next pages and | |
1189 | * normally completes in about 120 msec. | |
1190 | */ | |
1191 | bp->current_interval = SERDES_AN_TIMEOUT; | |
1192 | bp->serdes_an_pending = 1; | |
1193 | mod_timer(&bp->timer, jiffies + bp->current_interval); | |
605a9e20 MC |
1194 | } else { |
1195 | bnx2_resolve_flow_ctrl(bp); | |
1196 | bnx2_set_mac_link(bp); | |
b6016b76 MC |
1197 | } |
1198 | ||
1199 | return 0; | |
1200 | } | |
1201 | ||
1202 | #define ETHTOOL_ALL_FIBRE_SPEED \ | |
1203 | (ADVERTISED_1000baseT_Full) | |
1204 | ||
1205 | #define ETHTOOL_ALL_COPPER_SPEED \ | |
1206 | (ADVERTISED_10baseT_Half | ADVERTISED_10baseT_Full | \ | |
1207 | ADVERTISED_100baseT_Half | ADVERTISED_100baseT_Full | \ | |
1208 | ADVERTISED_1000baseT_Full) | |
1209 | ||
1210 | #define PHY_ALL_10_100_SPEED (ADVERTISE_10HALF | ADVERTISE_10FULL | \ | |
1211 | ADVERTISE_100HALF | ADVERTISE_100FULL | ADVERTISE_CSMA) | |
6aa20a22 | 1212 | |
b6016b76 MC |
1213 | #define PHY_ALL_1000_SPEED (ADVERTISE_1000HALF | ADVERTISE_1000FULL) |
1214 | ||
1215 | static int | |
1216 | bnx2_setup_copper_phy(struct bnx2 *bp) | |
1217 | { | |
1218 | u32 bmcr; | |
1219 | u32 new_bmcr; | |
1220 | ||
ca58c3af | 1221 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
b6016b76 MC |
1222 | |
1223 | if (bp->autoneg & AUTONEG_SPEED) { | |
1224 | u32 adv_reg, adv1000_reg; | |
1225 | u32 new_adv_reg = 0; | |
1226 | u32 new_adv1000_reg = 0; | |
1227 | ||
ca58c3af | 1228 | bnx2_read_phy(bp, bp->mii_adv, &adv_reg); |
b6016b76 MC |
1229 | adv_reg &= (PHY_ALL_10_100_SPEED | ADVERTISE_PAUSE_CAP | |
1230 | ADVERTISE_PAUSE_ASYM); | |
1231 | ||
1232 | bnx2_read_phy(bp, MII_CTRL1000, &adv1000_reg); | |
1233 | adv1000_reg &= PHY_ALL_1000_SPEED; | |
1234 | ||
1235 | if (bp->advertising & ADVERTISED_10baseT_Half) | |
1236 | new_adv_reg |= ADVERTISE_10HALF; | |
1237 | if (bp->advertising & ADVERTISED_10baseT_Full) | |
1238 | new_adv_reg |= ADVERTISE_10FULL; | |
1239 | if (bp->advertising & ADVERTISED_100baseT_Half) | |
1240 | new_adv_reg |= ADVERTISE_100HALF; | |
1241 | if (bp->advertising & ADVERTISED_100baseT_Full) | |
1242 | new_adv_reg |= ADVERTISE_100FULL; | |
1243 | if (bp->advertising & ADVERTISED_1000baseT_Full) | |
1244 | new_adv1000_reg |= ADVERTISE_1000FULL; | |
6aa20a22 | 1245 | |
b6016b76 MC |
1246 | new_adv_reg |= ADVERTISE_CSMA; |
1247 | ||
1248 | new_adv_reg |= bnx2_phy_get_pause_adv(bp); | |
1249 | ||
1250 | if ((adv1000_reg != new_adv1000_reg) || | |
1251 | (adv_reg != new_adv_reg) || | |
1252 | ((bmcr & BMCR_ANENABLE) == 0)) { | |
1253 | ||
ca58c3af | 1254 | bnx2_write_phy(bp, bp->mii_adv, new_adv_reg); |
b6016b76 | 1255 | bnx2_write_phy(bp, MII_CTRL1000, new_adv1000_reg); |
ca58c3af | 1256 | bnx2_write_phy(bp, bp->mii_bmcr, BMCR_ANRESTART | |
b6016b76 MC |
1257 | BMCR_ANENABLE); |
1258 | } | |
1259 | else if (bp->link_up) { | |
1260 | /* Flow ctrl may have changed from auto to forced */ | |
1261 | /* or vice-versa. */ | |
1262 | ||
1263 | bnx2_resolve_flow_ctrl(bp); | |
1264 | bnx2_set_mac_link(bp); | |
1265 | } | |
1266 | return 0; | |
1267 | } | |
1268 | ||
1269 | new_bmcr = 0; | |
1270 | if (bp->req_line_speed == SPEED_100) { | |
1271 | new_bmcr |= BMCR_SPEED100; | |
1272 | } | |
1273 | if (bp->req_duplex == DUPLEX_FULL) { | |
1274 | new_bmcr |= BMCR_FULLDPLX; | |
1275 | } | |
1276 | if (new_bmcr != bmcr) { | |
1277 | u32 bmsr; | |
b6016b76 | 1278 | |
ca58c3af MC |
1279 | bnx2_read_phy(bp, bp->mii_bmsr, &bmsr); |
1280 | bnx2_read_phy(bp, bp->mii_bmsr, &bmsr); | |
6aa20a22 | 1281 | |
b6016b76 MC |
1282 | if (bmsr & BMSR_LSTATUS) { |
1283 | /* Force link down */ | |
ca58c3af | 1284 | bnx2_write_phy(bp, bp->mii_bmcr, BMCR_LOOPBACK); |
a16dda0e MC |
1285 | spin_unlock_bh(&bp->phy_lock); |
1286 | msleep(50); | |
1287 | spin_lock_bh(&bp->phy_lock); | |
1288 | ||
ca58c3af MC |
1289 | bnx2_read_phy(bp, bp->mii_bmsr, &bmsr); |
1290 | bnx2_read_phy(bp, bp->mii_bmsr, &bmsr); | |
b6016b76 MC |
1291 | } |
1292 | ||
ca58c3af | 1293 | bnx2_write_phy(bp, bp->mii_bmcr, new_bmcr); |
b6016b76 MC |
1294 | |
1295 | /* Normally, the new speed is setup after the link has | |
1296 | * gone down and up again. In some cases, link will not go | |
1297 | * down so we need to set up the new speed here. | |
1298 | */ | |
1299 | if (bmsr & BMSR_LSTATUS) { | |
1300 | bp->line_speed = bp->req_line_speed; | |
1301 | bp->duplex = bp->req_duplex; | |
1302 | bnx2_resolve_flow_ctrl(bp); | |
1303 | bnx2_set_mac_link(bp); | |
1304 | } | |
1305 | } | |
1306 | return 0; | |
1307 | } | |
1308 | ||
1309 | static int | |
1310 | bnx2_setup_phy(struct bnx2 *bp) | |
1311 | { | |
1312 | if (bp->loopback == MAC_LOOPBACK) | |
1313 | return 0; | |
1314 | ||
1315 | if (bp->phy_flags & PHY_SERDES_FLAG) { | |
1316 | return (bnx2_setup_serdes_phy(bp)); | |
1317 | } | |
1318 | else { | |
1319 | return (bnx2_setup_copper_phy(bp)); | |
1320 | } | |
1321 | } | |
1322 | ||
1323 | static int | |
5b0c76ad MC |
1324 | bnx2_init_5708s_phy(struct bnx2 *bp) |
1325 | { | |
1326 | u32 val; | |
1327 | ||
1328 | bnx2_write_phy(bp, BCM5708S_BLK_ADDR, BCM5708S_BLK_ADDR_DIG3); | |
1329 | bnx2_write_phy(bp, BCM5708S_DIG_3_0, BCM5708S_DIG_3_0_USE_IEEE); | |
1330 | bnx2_write_phy(bp, BCM5708S_BLK_ADDR, BCM5708S_BLK_ADDR_DIG); | |
1331 | ||
1332 | bnx2_read_phy(bp, BCM5708S_1000X_CTL1, &val); | |
1333 | val |= BCM5708S_1000X_CTL1_FIBER_MODE | BCM5708S_1000X_CTL1_AUTODET_EN; | |
1334 | bnx2_write_phy(bp, BCM5708S_1000X_CTL1, val); | |
1335 | ||
1336 | bnx2_read_phy(bp, BCM5708S_1000X_CTL2, &val); | |
1337 | val |= BCM5708S_1000X_CTL2_PLLEL_DET_EN; | |
1338 | bnx2_write_phy(bp, BCM5708S_1000X_CTL2, val); | |
1339 | ||
1340 | if (bp->phy_flags & PHY_2_5G_CAPABLE_FLAG) { | |
1341 | bnx2_read_phy(bp, BCM5708S_UP1, &val); | |
1342 | val |= BCM5708S_UP1_2G5; | |
1343 | bnx2_write_phy(bp, BCM5708S_UP1, val); | |
1344 | } | |
1345 | ||
1346 | if ((CHIP_ID(bp) == CHIP_ID_5708_A0) || | |
dda1e390 MC |
1347 | (CHIP_ID(bp) == CHIP_ID_5708_B0) || |
1348 | (CHIP_ID(bp) == CHIP_ID_5708_B1)) { | |
5b0c76ad MC |
1349 | /* increase tx signal amplitude */ |
1350 | bnx2_write_phy(bp, BCM5708S_BLK_ADDR, | |
1351 | BCM5708S_BLK_ADDR_TX_MISC); | |
1352 | bnx2_read_phy(bp, BCM5708S_TX_ACTL1, &val); | |
1353 | val &= ~BCM5708S_TX_ACTL1_DRIVER_VCM; | |
1354 | bnx2_write_phy(bp, BCM5708S_TX_ACTL1, val); | |
1355 | bnx2_write_phy(bp, BCM5708S_BLK_ADDR, BCM5708S_BLK_ADDR_DIG); | |
1356 | } | |
1357 | ||
e3648b3d | 1358 | val = REG_RD_IND(bp, bp->shmem_base + BNX2_PORT_HW_CFG_CONFIG) & |
5b0c76ad MC |
1359 | BNX2_PORT_HW_CFG_CFG_TXCTL3_MASK; |
1360 | ||
1361 | if (val) { | |
1362 | u32 is_backplane; | |
1363 | ||
e3648b3d | 1364 | is_backplane = REG_RD_IND(bp, bp->shmem_base + |
5b0c76ad MC |
1365 | BNX2_SHARED_HW_CFG_CONFIG); |
1366 | if (is_backplane & BNX2_SHARED_HW_CFG_PHY_BACKPLANE) { | |
1367 | bnx2_write_phy(bp, BCM5708S_BLK_ADDR, | |
1368 | BCM5708S_BLK_ADDR_TX_MISC); | |
1369 | bnx2_write_phy(bp, BCM5708S_TX_ACTL3, val); | |
1370 | bnx2_write_phy(bp, BCM5708S_BLK_ADDR, | |
1371 | BCM5708S_BLK_ADDR_DIG); | |
1372 | } | |
1373 | } | |
1374 | return 0; | |
1375 | } | |
1376 | ||
1377 | static int | |
1378 | bnx2_init_5706s_phy(struct bnx2 *bp) | |
b6016b76 MC |
1379 | { |
1380 | bp->phy_flags &= ~PHY_PARALLEL_DETECT_FLAG; | |
1381 | ||
59b47d8a MC |
1382 | if (CHIP_NUM(bp) == CHIP_NUM_5706) |
1383 | REG_WR(bp, BNX2_MISC_GP_HW_CTL0, 0x300); | |
b6016b76 MC |
1384 | |
1385 | if (bp->dev->mtu > 1500) { | |
1386 | u32 val; | |
1387 | ||
1388 | /* Set extended packet length bit */ | |
1389 | bnx2_write_phy(bp, 0x18, 0x7); | |
1390 | bnx2_read_phy(bp, 0x18, &val); | |
1391 | bnx2_write_phy(bp, 0x18, (val & 0xfff8) | 0x4000); | |
1392 | ||
1393 | bnx2_write_phy(bp, 0x1c, 0x6c00); | |
1394 | bnx2_read_phy(bp, 0x1c, &val); | |
1395 | bnx2_write_phy(bp, 0x1c, (val & 0x3ff) | 0xec02); | |
1396 | } | |
1397 | else { | |
1398 | u32 val; | |
1399 | ||
1400 | bnx2_write_phy(bp, 0x18, 0x7); | |
1401 | bnx2_read_phy(bp, 0x18, &val); | |
1402 | bnx2_write_phy(bp, 0x18, val & ~0x4007); | |
1403 | ||
1404 | bnx2_write_phy(bp, 0x1c, 0x6c00); | |
1405 | bnx2_read_phy(bp, 0x1c, &val); | |
1406 | bnx2_write_phy(bp, 0x1c, (val & 0x3fd) | 0xec00); | |
1407 | } | |
1408 | ||
1409 | return 0; | |
1410 | } | |
1411 | ||
1412 | static int | |
1413 | bnx2_init_copper_phy(struct bnx2 *bp) | |
1414 | { | |
5b0c76ad MC |
1415 | u32 val; |
1416 | ||
b6016b76 MC |
1417 | if (bp->phy_flags & PHY_CRC_FIX_FLAG) { |
1418 | bnx2_write_phy(bp, 0x18, 0x0c00); | |
1419 | bnx2_write_phy(bp, 0x17, 0x000a); | |
1420 | bnx2_write_phy(bp, 0x15, 0x310b); | |
1421 | bnx2_write_phy(bp, 0x17, 0x201f); | |
1422 | bnx2_write_phy(bp, 0x15, 0x9506); | |
1423 | bnx2_write_phy(bp, 0x17, 0x401f); | |
1424 | bnx2_write_phy(bp, 0x15, 0x14e2); | |
1425 | bnx2_write_phy(bp, 0x18, 0x0400); | |
1426 | } | |
1427 | ||
b659f44e MC |
1428 | if (bp->phy_flags & PHY_DIS_EARLY_DAC_FLAG) { |
1429 | bnx2_write_phy(bp, MII_BNX2_DSP_ADDRESS, | |
1430 | MII_BNX2_DSP_EXPAND_REG | 0x8); | |
1431 | bnx2_read_phy(bp, MII_BNX2_DSP_RW_PORT, &val); | |
1432 | val &= ~(1 << 8); | |
1433 | bnx2_write_phy(bp, MII_BNX2_DSP_RW_PORT, val); | |
1434 | } | |
1435 | ||
b6016b76 | 1436 | if (bp->dev->mtu > 1500) { |
b6016b76 MC |
1437 | /* Set extended packet length bit */ |
1438 | bnx2_write_phy(bp, 0x18, 0x7); | |
1439 | bnx2_read_phy(bp, 0x18, &val); | |
1440 | bnx2_write_phy(bp, 0x18, val | 0x4000); | |
1441 | ||
1442 | bnx2_read_phy(bp, 0x10, &val); | |
1443 | bnx2_write_phy(bp, 0x10, val | 0x1); | |
1444 | } | |
1445 | else { | |
b6016b76 MC |
1446 | bnx2_write_phy(bp, 0x18, 0x7); |
1447 | bnx2_read_phy(bp, 0x18, &val); | |
1448 | bnx2_write_phy(bp, 0x18, val & ~0x4007); | |
1449 | ||
1450 | bnx2_read_phy(bp, 0x10, &val); | |
1451 | bnx2_write_phy(bp, 0x10, val & ~0x1); | |
1452 | } | |
1453 | ||
5b0c76ad MC |
1454 | /* ethernet@wirespeed */ |
1455 | bnx2_write_phy(bp, 0x18, 0x7007); | |
1456 | bnx2_read_phy(bp, 0x18, &val); | |
1457 | bnx2_write_phy(bp, 0x18, val | (1 << 15) | (1 << 4)); | |
b6016b76 MC |
1458 | return 0; |
1459 | } | |
1460 | ||
1461 | ||
1462 | static int | |
1463 | bnx2_init_phy(struct bnx2 *bp) | |
1464 | { | |
1465 | u32 val; | |
1466 | int rc = 0; | |
1467 | ||
1468 | bp->phy_flags &= ~PHY_INT_MODE_MASK_FLAG; | |
1469 | bp->phy_flags |= PHY_INT_MODE_LINK_READY_FLAG; | |
1470 | ||
ca58c3af MC |
1471 | bp->mii_bmcr = MII_BMCR; |
1472 | bp->mii_bmsr = MII_BMSR; | |
1473 | bp->mii_adv = MII_ADVERTISE; | |
1474 | bp->mii_lpa = MII_LPA; | |
1475 | ||
b6016b76 MC |
1476 | REG_WR(bp, BNX2_EMAC_ATTENTION_ENA, BNX2_EMAC_ATTENTION_ENA_LINK); |
1477 | ||
1478 | bnx2_reset_phy(bp); | |
1479 | ||
1480 | bnx2_read_phy(bp, MII_PHYSID1, &val); | |
1481 | bp->phy_id = val << 16; | |
1482 | bnx2_read_phy(bp, MII_PHYSID2, &val); | |
1483 | bp->phy_id |= val & 0xffff; | |
1484 | ||
1485 | if (bp->phy_flags & PHY_SERDES_FLAG) { | |
5b0c76ad MC |
1486 | if (CHIP_NUM(bp) == CHIP_NUM_5706) |
1487 | rc = bnx2_init_5706s_phy(bp); | |
1488 | else if (CHIP_NUM(bp) == CHIP_NUM_5708) | |
1489 | rc = bnx2_init_5708s_phy(bp); | |
b6016b76 MC |
1490 | } |
1491 | else { | |
1492 | rc = bnx2_init_copper_phy(bp); | |
1493 | } | |
1494 | ||
1495 | bnx2_setup_phy(bp); | |
1496 | ||
1497 | return rc; | |
1498 | } | |
1499 | ||
1500 | static int | |
1501 | bnx2_set_mac_loopback(struct bnx2 *bp) | |
1502 | { | |
1503 | u32 mac_mode; | |
1504 | ||
1505 | mac_mode = REG_RD(bp, BNX2_EMAC_MODE); | |
1506 | mac_mode &= ~BNX2_EMAC_MODE_PORT; | |
1507 | mac_mode |= BNX2_EMAC_MODE_MAC_LOOP | BNX2_EMAC_MODE_FORCE_LINK; | |
1508 | REG_WR(bp, BNX2_EMAC_MODE, mac_mode); | |
1509 | bp->link_up = 1; | |
1510 | return 0; | |
1511 | } | |
1512 | ||
bc5a0690 MC |
1513 | static int bnx2_test_link(struct bnx2 *); |
1514 | ||
1515 | static int | |
1516 | bnx2_set_phy_loopback(struct bnx2 *bp) | |
1517 | { | |
1518 | u32 mac_mode; | |
1519 | int rc, i; | |
1520 | ||
1521 | spin_lock_bh(&bp->phy_lock); | |
ca58c3af | 1522 | rc = bnx2_write_phy(bp, bp->mii_bmcr, BMCR_LOOPBACK | BMCR_FULLDPLX | |
bc5a0690 MC |
1523 | BMCR_SPEED1000); |
1524 | spin_unlock_bh(&bp->phy_lock); | |
1525 | if (rc) | |
1526 | return rc; | |
1527 | ||
1528 | for (i = 0; i < 10; i++) { | |
1529 | if (bnx2_test_link(bp) == 0) | |
1530 | break; | |
80be4434 | 1531 | msleep(100); |
bc5a0690 MC |
1532 | } |
1533 | ||
1534 | mac_mode = REG_RD(bp, BNX2_EMAC_MODE); | |
1535 | mac_mode &= ~(BNX2_EMAC_MODE_PORT | BNX2_EMAC_MODE_HALF_DUPLEX | | |
1536 | BNX2_EMAC_MODE_MAC_LOOP | BNX2_EMAC_MODE_FORCE_LINK | | |
59b47d8a | 1537 | BNX2_EMAC_MODE_25G_MODE); |
bc5a0690 MC |
1538 | |
1539 | mac_mode |= BNX2_EMAC_MODE_PORT_GMII; | |
1540 | REG_WR(bp, BNX2_EMAC_MODE, mac_mode); | |
1541 | bp->link_up = 1; | |
1542 | return 0; | |
1543 | } | |
1544 | ||
b6016b76 | 1545 | static int |
b090ae2b | 1546 | bnx2_fw_sync(struct bnx2 *bp, u32 msg_data, int silent) |
b6016b76 MC |
1547 | { |
1548 | int i; | |
1549 | u32 val; | |
1550 | ||
b6016b76 MC |
1551 | bp->fw_wr_seq++; |
1552 | msg_data |= bp->fw_wr_seq; | |
1553 | ||
e3648b3d | 1554 | REG_WR_IND(bp, bp->shmem_base + BNX2_DRV_MB, msg_data); |
b6016b76 MC |
1555 | |
1556 | /* wait for an acknowledgement. */ | |
b090ae2b MC |
1557 | for (i = 0; i < (FW_ACK_TIME_OUT_MS / 10); i++) { |
1558 | msleep(10); | |
b6016b76 | 1559 | |
e3648b3d | 1560 | val = REG_RD_IND(bp, bp->shmem_base + BNX2_FW_MB); |
b6016b76 MC |
1561 | |
1562 | if ((val & BNX2_FW_MSG_ACK) == (msg_data & BNX2_DRV_MSG_SEQ)) | |
1563 | break; | |
1564 | } | |
b090ae2b MC |
1565 | if ((msg_data & BNX2_DRV_MSG_DATA) == BNX2_DRV_MSG_DATA_WAIT0) |
1566 | return 0; | |
b6016b76 MC |
1567 | |
1568 | /* If we timed out, inform the firmware that this is the case. */ | |
b090ae2b MC |
1569 | if ((val & BNX2_FW_MSG_ACK) != (msg_data & BNX2_DRV_MSG_SEQ)) { |
1570 | if (!silent) | |
1571 | printk(KERN_ERR PFX "fw sync timeout, reset code = " | |
1572 | "%x\n", msg_data); | |
b6016b76 MC |
1573 | |
1574 | msg_data &= ~BNX2_DRV_MSG_CODE; | |
1575 | msg_data |= BNX2_DRV_MSG_CODE_FW_TIMEOUT; | |
1576 | ||
e3648b3d | 1577 | REG_WR_IND(bp, bp->shmem_base + BNX2_DRV_MB, msg_data); |
b6016b76 | 1578 | |
b6016b76 MC |
1579 | return -EBUSY; |
1580 | } | |
1581 | ||
b090ae2b MC |
1582 | if ((val & BNX2_FW_MSG_STATUS_MASK) != BNX2_FW_MSG_STATUS_OK) |
1583 | return -EIO; | |
1584 | ||
b6016b76 MC |
1585 | return 0; |
1586 | } | |
1587 | ||
59b47d8a MC |
1588 | static int |
1589 | bnx2_init_5709_context(struct bnx2 *bp) | |
1590 | { | |
1591 | int i, ret = 0; | |
1592 | u32 val; | |
1593 | ||
1594 | val = BNX2_CTX_COMMAND_ENABLED | BNX2_CTX_COMMAND_MEM_INIT | (1 << 12); | |
1595 | val |= (BCM_PAGE_BITS - 8) << 16; | |
1596 | REG_WR(bp, BNX2_CTX_COMMAND, val); | |
1597 | for (i = 0; i < bp->ctx_pages; i++) { | |
1598 | int j; | |
1599 | ||
1600 | REG_WR(bp, BNX2_CTX_HOST_PAGE_TBL_DATA0, | |
1601 | (bp->ctx_blk_mapping[i] & 0xffffffff) | | |
1602 | BNX2_CTX_HOST_PAGE_TBL_DATA0_VALID); | |
1603 | REG_WR(bp, BNX2_CTX_HOST_PAGE_TBL_DATA1, | |
1604 | (u64) bp->ctx_blk_mapping[i] >> 32); | |
1605 | REG_WR(bp, BNX2_CTX_HOST_PAGE_TBL_CTRL, i | | |
1606 | BNX2_CTX_HOST_PAGE_TBL_CTRL_WRITE_REQ); | |
1607 | for (j = 0; j < 10; j++) { | |
1608 | ||
1609 | val = REG_RD(bp, BNX2_CTX_HOST_PAGE_TBL_CTRL); | |
1610 | if (!(val & BNX2_CTX_HOST_PAGE_TBL_CTRL_WRITE_REQ)) | |
1611 | break; | |
1612 | udelay(5); | |
1613 | } | |
1614 | if (val & BNX2_CTX_HOST_PAGE_TBL_CTRL_WRITE_REQ) { | |
1615 | ret = -EBUSY; | |
1616 | break; | |
1617 | } | |
1618 | } | |
1619 | return ret; | |
1620 | } | |
1621 | ||
b6016b76 MC |
1622 | static void |
1623 | bnx2_init_context(struct bnx2 *bp) | |
1624 | { | |
1625 | u32 vcid; | |
1626 | ||
1627 | vcid = 96; | |
1628 | while (vcid) { | |
1629 | u32 vcid_addr, pcid_addr, offset; | |
1630 | ||
1631 | vcid--; | |
1632 | ||
1633 | if (CHIP_ID(bp) == CHIP_ID_5706_A0) { | |
1634 | u32 new_vcid; | |
1635 | ||
1636 | vcid_addr = GET_PCID_ADDR(vcid); | |
1637 | if (vcid & 0x8) { | |
1638 | new_vcid = 0x60 + (vcid & 0xf0) + (vcid & 0x7); | |
1639 | } | |
1640 | else { | |
1641 | new_vcid = vcid; | |
1642 | } | |
1643 | pcid_addr = GET_PCID_ADDR(new_vcid); | |
1644 | } | |
1645 | else { | |
1646 | vcid_addr = GET_CID_ADDR(vcid); | |
1647 | pcid_addr = vcid_addr; | |
1648 | } | |
1649 | ||
1650 | REG_WR(bp, BNX2_CTX_VIRT_ADDR, 0x00); | |
1651 | REG_WR(bp, BNX2_CTX_PAGE_TBL, pcid_addr); | |
1652 | ||
1653 | /* Zero out the context. */ | |
1654 | for (offset = 0; offset < PHY_CTX_SIZE; offset += 4) { | |
1655 | CTX_WR(bp, 0x00, offset, 0); | |
1656 | } | |
1657 | ||
1658 | REG_WR(bp, BNX2_CTX_VIRT_ADDR, vcid_addr); | |
1659 | REG_WR(bp, BNX2_CTX_PAGE_TBL, pcid_addr); | |
1660 | } | |
1661 | } | |
1662 | ||
1663 | static int | |
1664 | bnx2_alloc_bad_rbuf(struct bnx2 *bp) | |
1665 | { | |
1666 | u16 *good_mbuf; | |
1667 | u32 good_mbuf_cnt; | |
1668 | u32 val; | |
1669 | ||
1670 | good_mbuf = kmalloc(512 * sizeof(u16), GFP_KERNEL); | |
1671 | if (good_mbuf == NULL) { | |
1672 | printk(KERN_ERR PFX "Failed to allocate memory in " | |
1673 | "bnx2_alloc_bad_rbuf\n"); | |
1674 | return -ENOMEM; | |
1675 | } | |
1676 | ||
1677 | REG_WR(bp, BNX2_MISC_ENABLE_SET_BITS, | |
1678 | BNX2_MISC_ENABLE_SET_BITS_RX_MBUF_ENABLE); | |
1679 | ||
1680 | good_mbuf_cnt = 0; | |
1681 | ||
1682 | /* Allocate a bunch of mbufs and save the good ones in an array. */ | |
1683 | val = REG_RD_IND(bp, BNX2_RBUF_STATUS1); | |
1684 | while (val & BNX2_RBUF_STATUS1_FREE_COUNT) { | |
1685 | REG_WR_IND(bp, BNX2_RBUF_COMMAND, BNX2_RBUF_COMMAND_ALLOC_REQ); | |
1686 | ||
1687 | val = REG_RD_IND(bp, BNX2_RBUF_FW_BUF_ALLOC); | |
1688 | ||
1689 | val &= BNX2_RBUF_FW_BUF_ALLOC_VALUE; | |
1690 | ||
1691 | /* The addresses with Bit 9 set are bad memory blocks. */ | |
1692 | if (!(val & (1 << 9))) { | |
1693 | good_mbuf[good_mbuf_cnt] = (u16) val; | |
1694 | good_mbuf_cnt++; | |
1695 | } | |
1696 | ||
1697 | val = REG_RD_IND(bp, BNX2_RBUF_STATUS1); | |
1698 | } | |
1699 | ||
1700 | /* Free the good ones back to the mbuf pool thus discarding | |
1701 | * all the bad ones. */ | |
1702 | while (good_mbuf_cnt) { | |
1703 | good_mbuf_cnt--; | |
1704 | ||
1705 | val = good_mbuf[good_mbuf_cnt]; | |
1706 | val = (val << 9) | val | 1; | |
1707 | ||
1708 | REG_WR_IND(bp, BNX2_RBUF_FW_BUF_FREE, val); | |
1709 | } | |
1710 | kfree(good_mbuf); | |
1711 | return 0; | |
1712 | } | |
1713 | ||
1714 | static void | |
6aa20a22 | 1715 | bnx2_set_mac_addr(struct bnx2 *bp) |
b6016b76 MC |
1716 | { |
1717 | u32 val; | |
1718 | u8 *mac_addr = bp->dev->dev_addr; | |
1719 | ||
1720 | val = (mac_addr[0] << 8) | mac_addr[1]; | |
1721 | ||
1722 | REG_WR(bp, BNX2_EMAC_MAC_MATCH0, val); | |
1723 | ||
6aa20a22 | 1724 | val = (mac_addr[2] << 24) | (mac_addr[3] << 16) | |
b6016b76 MC |
1725 | (mac_addr[4] << 8) | mac_addr[5]; |
1726 | ||
1727 | REG_WR(bp, BNX2_EMAC_MAC_MATCH1, val); | |
1728 | } | |
1729 | ||
1730 | static inline int | |
1731 | bnx2_alloc_rx_skb(struct bnx2 *bp, u16 index) | |
1732 | { | |
1733 | struct sk_buff *skb; | |
1734 | struct sw_bd *rx_buf = &bp->rx_buf_ring[index]; | |
1735 | dma_addr_t mapping; | |
13daffa2 | 1736 | struct rx_bd *rxbd = &bp->rx_desc_ring[RX_RING(index)][RX_IDX(index)]; |
b6016b76 MC |
1737 | unsigned long align; |
1738 | ||
932f3772 | 1739 | skb = netdev_alloc_skb(bp->dev, bp->rx_buf_size); |
b6016b76 MC |
1740 | if (skb == NULL) { |
1741 | return -ENOMEM; | |
1742 | } | |
1743 | ||
59b47d8a MC |
1744 | if (unlikely((align = (unsigned long) skb->data & (BNX2_RX_ALIGN - 1)))) |
1745 | skb_reserve(skb, BNX2_RX_ALIGN - align); | |
b6016b76 | 1746 | |
b6016b76 MC |
1747 | mapping = pci_map_single(bp->pdev, skb->data, bp->rx_buf_use_size, |
1748 | PCI_DMA_FROMDEVICE); | |
1749 | ||
1750 | rx_buf->skb = skb; | |
1751 | pci_unmap_addr_set(rx_buf, mapping, mapping); | |
1752 | ||
1753 | rxbd->rx_bd_haddr_hi = (u64) mapping >> 32; | |
1754 | rxbd->rx_bd_haddr_lo = (u64) mapping & 0xffffffff; | |
1755 | ||
1756 | bp->rx_prod_bseq += bp->rx_buf_use_size; | |
1757 | ||
1758 | return 0; | |
1759 | } | |
1760 | ||
1761 | static void | |
1762 | bnx2_phy_int(struct bnx2 *bp) | |
1763 | { | |
1764 | u32 new_link_state, old_link_state; | |
1765 | ||
1766 | new_link_state = bp->status_blk->status_attn_bits & | |
1767 | STATUS_ATTN_BITS_LINK_STATE; | |
1768 | old_link_state = bp->status_blk->status_attn_bits_ack & | |
1769 | STATUS_ATTN_BITS_LINK_STATE; | |
1770 | if (new_link_state != old_link_state) { | |
1771 | if (new_link_state) { | |
1772 | REG_WR(bp, BNX2_PCICFG_STATUS_BIT_SET_CMD, | |
1773 | STATUS_ATTN_BITS_LINK_STATE); | |
1774 | } | |
1775 | else { | |
1776 | REG_WR(bp, BNX2_PCICFG_STATUS_BIT_CLEAR_CMD, | |
1777 | STATUS_ATTN_BITS_LINK_STATE); | |
1778 | } | |
1779 | bnx2_set_link(bp); | |
1780 | } | |
1781 | } | |
1782 | ||
1783 | static void | |
1784 | bnx2_tx_int(struct bnx2 *bp) | |
1785 | { | |
f4e418f7 | 1786 | struct status_block *sblk = bp->status_blk; |
b6016b76 MC |
1787 | u16 hw_cons, sw_cons, sw_ring_cons; |
1788 | int tx_free_bd = 0; | |
1789 | ||
f4e418f7 | 1790 | hw_cons = bp->hw_tx_cons = sblk->status_tx_quick_consumer_index0; |
b6016b76 MC |
1791 | if ((hw_cons & MAX_TX_DESC_CNT) == MAX_TX_DESC_CNT) { |
1792 | hw_cons++; | |
1793 | } | |
1794 | sw_cons = bp->tx_cons; | |
1795 | ||
1796 | while (sw_cons != hw_cons) { | |
1797 | struct sw_bd *tx_buf; | |
1798 | struct sk_buff *skb; | |
1799 | int i, last; | |
1800 | ||
1801 | sw_ring_cons = TX_RING_IDX(sw_cons); | |
1802 | ||
1803 | tx_buf = &bp->tx_buf_ring[sw_ring_cons]; | |
1804 | skb = tx_buf->skb; | |
1d39ed56 | 1805 | |
b6016b76 | 1806 | /* partial BD completions possible with TSO packets */ |
89114afd | 1807 | if (skb_is_gso(skb)) { |
b6016b76 MC |
1808 | u16 last_idx, last_ring_idx; |
1809 | ||
1810 | last_idx = sw_cons + | |
1811 | skb_shinfo(skb)->nr_frags + 1; | |
1812 | last_ring_idx = sw_ring_cons + | |
1813 | skb_shinfo(skb)->nr_frags + 1; | |
1814 | if (unlikely(last_ring_idx >= MAX_TX_DESC_CNT)) { | |
1815 | last_idx++; | |
1816 | } | |
1817 | if (((s16) ((s16) last_idx - (s16) hw_cons)) > 0) { | |
1818 | break; | |
1819 | } | |
1820 | } | |
1d39ed56 | 1821 | |
b6016b76 MC |
1822 | pci_unmap_single(bp->pdev, pci_unmap_addr(tx_buf, mapping), |
1823 | skb_headlen(skb), PCI_DMA_TODEVICE); | |
1824 | ||
1825 | tx_buf->skb = NULL; | |
1826 | last = skb_shinfo(skb)->nr_frags; | |
1827 | ||
1828 | for (i = 0; i < last; i++) { | |
1829 | sw_cons = NEXT_TX_BD(sw_cons); | |
1830 | ||
1831 | pci_unmap_page(bp->pdev, | |
1832 | pci_unmap_addr( | |
1833 | &bp->tx_buf_ring[TX_RING_IDX(sw_cons)], | |
1834 | mapping), | |
1835 | skb_shinfo(skb)->frags[i].size, | |
1836 | PCI_DMA_TODEVICE); | |
1837 | } | |
1838 | ||
1839 | sw_cons = NEXT_TX_BD(sw_cons); | |
1840 | ||
1841 | tx_free_bd += last + 1; | |
1842 | ||
745720e5 | 1843 | dev_kfree_skb(skb); |
b6016b76 | 1844 | |
f4e418f7 MC |
1845 | hw_cons = bp->hw_tx_cons = |
1846 | sblk->status_tx_quick_consumer_index0; | |
1847 | ||
b6016b76 MC |
1848 | if ((hw_cons & MAX_TX_DESC_CNT) == MAX_TX_DESC_CNT) { |
1849 | hw_cons++; | |
1850 | } | |
1851 | } | |
1852 | ||
e89bbf10 | 1853 | bp->tx_cons = sw_cons; |
2f8af120 MC |
1854 | /* Need to make the tx_cons update visible to bnx2_start_xmit() |
1855 | * before checking for netif_queue_stopped(). Without the | |
1856 | * memory barrier, there is a small possibility that bnx2_start_xmit() | |
1857 | * will miss it and cause the queue to be stopped forever. | |
1858 | */ | |
1859 | smp_mb(); | |
b6016b76 | 1860 | |
2f8af120 MC |
1861 | if (unlikely(netif_queue_stopped(bp->dev)) && |
1862 | (bnx2_tx_avail(bp) > bp->tx_wake_thresh)) { | |
1863 | netif_tx_lock(bp->dev); | |
b6016b76 | 1864 | if ((netif_queue_stopped(bp->dev)) && |
2f8af120 | 1865 | (bnx2_tx_avail(bp) > bp->tx_wake_thresh)) |
b6016b76 | 1866 | netif_wake_queue(bp->dev); |
2f8af120 | 1867 | netif_tx_unlock(bp->dev); |
b6016b76 | 1868 | } |
b6016b76 MC |
1869 | } |
1870 | ||
1871 | static inline void | |
1872 | bnx2_reuse_rx_skb(struct bnx2 *bp, struct sk_buff *skb, | |
1873 | u16 cons, u16 prod) | |
1874 | { | |
236b6394 MC |
1875 | struct sw_bd *cons_rx_buf, *prod_rx_buf; |
1876 | struct rx_bd *cons_bd, *prod_bd; | |
1877 | ||
1878 | cons_rx_buf = &bp->rx_buf_ring[cons]; | |
1879 | prod_rx_buf = &bp->rx_buf_ring[prod]; | |
b6016b76 MC |
1880 | |
1881 | pci_dma_sync_single_for_device(bp->pdev, | |
1882 | pci_unmap_addr(cons_rx_buf, mapping), | |
1883 | bp->rx_offset + RX_COPY_THRESH, PCI_DMA_FROMDEVICE); | |
1884 | ||
236b6394 | 1885 | bp->rx_prod_bseq += bp->rx_buf_use_size; |
b6016b76 | 1886 | |
236b6394 | 1887 | prod_rx_buf->skb = skb; |
b6016b76 | 1888 | |
236b6394 MC |
1889 | if (cons == prod) |
1890 | return; | |
b6016b76 | 1891 | |
236b6394 MC |
1892 | pci_unmap_addr_set(prod_rx_buf, mapping, |
1893 | pci_unmap_addr(cons_rx_buf, mapping)); | |
1894 | ||
3fdfcc2c MC |
1895 | cons_bd = &bp->rx_desc_ring[RX_RING(cons)][RX_IDX(cons)]; |
1896 | prod_bd = &bp->rx_desc_ring[RX_RING(prod)][RX_IDX(prod)]; | |
236b6394 MC |
1897 | prod_bd->rx_bd_haddr_hi = cons_bd->rx_bd_haddr_hi; |
1898 | prod_bd->rx_bd_haddr_lo = cons_bd->rx_bd_haddr_lo; | |
b6016b76 MC |
1899 | } |
1900 | ||
1901 | static int | |
1902 | bnx2_rx_int(struct bnx2 *bp, int budget) | |
1903 | { | |
f4e418f7 | 1904 | struct status_block *sblk = bp->status_blk; |
b6016b76 MC |
1905 | u16 hw_cons, sw_cons, sw_ring_cons, sw_prod, sw_ring_prod; |
1906 | struct l2_fhdr *rx_hdr; | |
1907 | int rx_pkt = 0; | |
1908 | ||
f4e418f7 | 1909 | hw_cons = bp->hw_rx_cons = sblk->status_rx_quick_consumer_index0; |
b6016b76 MC |
1910 | if ((hw_cons & MAX_RX_DESC_CNT) == MAX_RX_DESC_CNT) { |
1911 | hw_cons++; | |
1912 | } | |
1913 | sw_cons = bp->rx_cons; | |
1914 | sw_prod = bp->rx_prod; | |
1915 | ||
1916 | /* Memory barrier necessary as speculative reads of the rx | |
1917 | * buffer can be ahead of the index in the status block | |
1918 | */ | |
1919 | rmb(); | |
1920 | while (sw_cons != hw_cons) { | |
1921 | unsigned int len; | |
ade2bfe7 | 1922 | u32 status; |
b6016b76 MC |
1923 | struct sw_bd *rx_buf; |
1924 | struct sk_buff *skb; | |
236b6394 | 1925 | dma_addr_t dma_addr; |
b6016b76 MC |
1926 | |
1927 | sw_ring_cons = RX_RING_IDX(sw_cons); | |
1928 | sw_ring_prod = RX_RING_IDX(sw_prod); | |
1929 | ||
1930 | rx_buf = &bp->rx_buf_ring[sw_ring_cons]; | |
1931 | skb = rx_buf->skb; | |
236b6394 MC |
1932 | |
1933 | rx_buf->skb = NULL; | |
1934 | ||
1935 | dma_addr = pci_unmap_addr(rx_buf, mapping); | |
1936 | ||
1937 | pci_dma_sync_single_for_cpu(bp->pdev, dma_addr, | |
b6016b76 MC |
1938 | bp->rx_offset + RX_COPY_THRESH, PCI_DMA_FROMDEVICE); |
1939 | ||
1940 | rx_hdr = (struct l2_fhdr *) skb->data; | |
1941 | len = rx_hdr->l2_fhdr_pkt_len - 4; | |
1942 | ||
ade2bfe7 | 1943 | if ((status = rx_hdr->l2_fhdr_status) & |
b6016b76 MC |
1944 | (L2_FHDR_ERRORS_BAD_CRC | |
1945 | L2_FHDR_ERRORS_PHY_DECODE | | |
1946 | L2_FHDR_ERRORS_ALIGNMENT | | |
1947 | L2_FHDR_ERRORS_TOO_SHORT | | |
1948 | L2_FHDR_ERRORS_GIANT_FRAME)) { | |
1949 | ||
1950 | goto reuse_rx; | |
1951 | } | |
1952 | ||
1953 | /* Since we don't have a jumbo ring, copy small packets | |
1954 | * if mtu > 1500 | |
1955 | */ | |
1956 | if ((bp->dev->mtu > 1500) && (len <= RX_COPY_THRESH)) { | |
1957 | struct sk_buff *new_skb; | |
1958 | ||
932f3772 | 1959 | new_skb = netdev_alloc_skb(bp->dev, len + 2); |
b6016b76 MC |
1960 | if (new_skb == NULL) |
1961 | goto reuse_rx; | |
1962 | ||
1963 | /* aligned copy */ | |
d626f62b ACM |
1964 | skb_copy_from_linear_data_offset(skb, bp->rx_offset - 2, |
1965 | new_skb->data, len + 2); | |
b6016b76 MC |
1966 | skb_reserve(new_skb, 2); |
1967 | skb_put(new_skb, len); | |
b6016b76 MC |
1968 | |
1969 | bnx2_reuse_rx_skb(bp, skb, | |
1970 | sw_ring_cons, sw_ring_prod); | |
1971 | ||
1972 | skb = new_skb; | |
1973 | } | |
1974 | else if (bnx2_alloc_rx_skb(bp, sw_ring_prod) == 0) { | |
236b6394 | 1975 | pci_unmap_single(bp->pdev, dma_addr, |
b6016b76 MC |
1976 | bp->rx_buf_use_size, PCI_DMA_FROMDEVICE); |
1977 | ||
1978 | skb_reserve(skb, bp->rx_offset); | |
1979 | skb_put(skb, len); | |
1980 | } | |
1981 | else { | |
1982 | reuse_rx: | |
1983 | bnx2_reuse_rx_skb(bp, skb, | |
1984 | sw_ring_cons, sw_ring_prod); | |
1985 | goto next_rx; | |
1986 | } | |
1987 | ||
1988 | skb->protocol = eth_type_trans(skb, bp->dev); | |
1989 | ||
1990 | if ((len > (bp->dev->mtu + ETH_HLEN)) && | |
d1e100ba | 1991 | (ntohs(skb->protocol) != 0x8100)) { |
b6016b76 | 1992 | |
745720e5 | 1993 | dev_kfree_skb(skb); |
b6016b76 MC |
1994 | goto next_rx; |
1995 | ||
1996 | } | |
1997 | ||
b6016b76 MC |
1998 | skb->ip_summed = CHECKSUM_NONE; |
1999 | if (bp->rx_csum && | |
2000 | (status & (L2_FHDR_STATUS_TCP_SEGMENT | | |
2001 | L2_FHDR_STATUS_UDP_DATAGRAM))) { | |
2002 | ||
ade2bfe7 MC |
2003 | if (likely((status & (L2_FHDR_ERRORS_TCP_XSUM | |
2004 | L2_FHDR_ERRORS_UDP_XSUM)) == 0)) | |
b6016b76 MC |
2005 | skb->ip_summed = CHECKSUM_UNNECESSARY; |
2006 | } | |
2007 | ||
2008 | #ifdef BCM_VLAN | |
2009 | if ((status & L2_FHDR_STATUS_L2_VLAN_TAG) && (bp->vlgrp != 0)) { | |
2010 | vlan_hwaccel_receive_skb(skb, bp->vlgrp, | |
2011 | rx_hdr->l2_fhdr_vlan_tag); | |
2012 | } | |
2013 | else | |
2014 | #endif | |
2015 | netif_receive_skb(skb); | |
2016 | ||
2017 | bp->dev->last_rx = jiffies; | |
2018 | rx_pkt++; | |
2019 | ||
2020 | next_rx: | |
b6016b76 MC |
2021 | sw_cons = NEXT_RX_BD(sw_cons); |
2022 | sw_prod = NEXT_RX_BD(sw_prod); | |
2023 | ||
2024 | if ((rx_pkt == budget)) | |
2025 | break; | |
f4e418f7 MC |
2026 | |
2027 | /* Refresh hw_cons to see if there is new work */ | |
2028 | if (sw_cons == hw_cons) { | |
2029 | hw_cons = bp->hw_rx_cons = | |
2030 | sblk->status_rx_quick_consumer_index0; | |
2031 | if ((hw_cons & MAX_RX_DESC_CNT) == MAX_RX_DESC_CNT) | |
2032 | hw_cons++; | |
2033 | rmb(); | |
2034 | } | |
b6016b76 MC |
2035 | } |
2036 | bp->rx_cons = sw_cons; | |
2037 | bp->rx_prod = sw_prod; | |
2038 | ||
2039 | REG_WR16(bp, MB_RX_CID_ADDR + BNX2_L2CTX_HOST_BDIDX, sw_prod); | |
2040 | ||
2041 | REG_WR(bp, MB_RX_CID_ADDR + BNX2_L2CTX_HOST_BSEQ, bp->rx_prod_bseq); | |
2042 | ||
2043 | mmiowb(); | |
2044 | ||
2045 | return rx_pkt; | |
2046 | ||
2047 | } | |
2048 | ||
2049 | /* MSI ISR - The only difference between this and the INTx ISR | |
2050 | * is that the MSI interrupt is always serviced. | |
2051 | */ | |
2052 | static irqreturn_t | |
7d12e780 | 2053 | bnx2_msi(int irq, void *dev_instance) |
b6016b76 MC |
2054 | { |
2055 | struct net_device *dev = dev_instance; | |
972ec0d4 | 2056 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 2057 | |
c921e4c4 | 2058 | prefetch(bp->status_blk); |
b6016b76 MC |
2059 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, |
2060 | BNX2_PCICFG_INT_ACK_CMD_USE_INT_HC_PARAM | | |
2061 | BNX2_PCICFG_INT_ACK_CMD_MASK_INT); | |
2062 | ||
2063 | /* Return here if interrupt is disabled. */ | |
73eef4cd MC |
2064 | if (unlikely(atomic_read(&bp->intr_sem) != 0)) |
2065 | return IRQ_HANDLED; | |
b6016b76 | 2066 | |
73eef4cd | 2067 | netif_rx_schedule(dev); |
b6016b76 | 2068 | |
73eef4cd | 2069 | return IRQ_HANDLED; |
b6016b76 MC |
2070 | } |
2071 | ||
2072 | static irqreturn_t | |
7d12e780 | 2073 | bnx2_interrupt(int irq, void *dev_instance) |
b6016b76 MC |
2074 | { |
2075 | struct net_device *dev = dev_instance; | |
972ec0d4 | 2076 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
2077 | |
2078 | /* When using INTx, it is possible for the interrupt to arrive | |
2079 | * at the CPU before the status block posted prior to the | |
2080 | * interrupt. Reading a register will flush the status block. | |
2081 | * When using MSI, the MSI message will always complete after | |
2082 | * the status block write. | |
2083 | */ | |
c921e4c4 | 2084 | if ((bp->status_blk->status_idx == bp->last_status_idx) && |
b6016b76 MC |
2085 | (REG_RD(bp, BNX2_PCICFG_MISC_STATUS) & |
2086 | BNX2_PCICFG_MISC_STATUS_INTA_VALUE)) | |
73eef4cd | 2087 | return IRQ_NONE; |
b6016b76 MC |
2088 | |
2089 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, | |
2090 | BNX2_PCICFG_INT_ACK_CMD_USE_INT_HC_PARAM | | |
2091 | BNX2_PCICFG_INT_ACK_CMD_MASK_INT); | |
2092 | ||
2093 | /* Return here if interrupt is shared and is disabled. */ | |
73eef4cd MC |
2094 | if (unlikely(atomic_read(&bp->intr_sem) != 0)) |
2095 | return IRQ_HANDLED; | |
b6016b76 | 2096 | |
73eef4cd | 2097 | netif_rx_schedule(dev); |
b6016b76 | 2098 | |
73eef4cd | 2099 | return IRQ_HANDLED; |
b6016b76 MC |
2100 | } |
2101 | ||
f4e418f7 MC |
2102 | static inline int |
2103 | bnx2_has_work(struct bnx2 *bp) | |
2104 | { | |
2105 | struct status_block *sblk = bp->status_blk; | |
2106 | ||
2107 | if ((sblk->status_rx_quick_consumer_index0 != bp->hw_rx_cons) || | |
2108 | (sblk->status_tx_quick_consumer_index0 != bp->hw_tx_cons)) | |
2109 | return 1; | |
2110 | ||
db8b2255 MC |
2111 | if ((sblk->status_attn_bits & STATUS_ATTN_BITS_LINK_STATE) != |
2112 | (sblk->status_attn_bits_ack & STATUS_ATTN_BITS_LINK_STATE)) | |
f4e418f7 MC |
2113 | return 1; |
2114 | ||
2115 | return 0; | |
2116 | } | |
2117 | ||
b6016b76 MC |
2118 | static int |
2119 | bnx2_poll(struct net_device *dev, int *budget) | |
2120 | { | |
972ec0d4 | 2121 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 2122 | |
b6016b76 MC |
2123 | if ((bp->status_blk->status_attn_bits & |
2124 | STATUS_ATTN_BITS_LINK_STATE) != | |
2125 | (bp->status_blk->status_attn_bits_ack & | |
2126 | STATUS_ATTN_BITS_LINK_STATE)) { | |
2127 | ||
c770a65c | 2128 | spin_lock(&bp->phy_lock); |
b6016b76 | 2129 | bnx2_phy_int(bp); |
c770a65c | 2130 | spin_unlock(&bp->phy_lock); |
bf5295bb MC |
2131 | |
2132 | /* This is needed to take care of transient status | |
2133 | * during link changes. | |
2134 | */ | |
2135 | REG_WR(bp, BNX2_HC_COMMAND, | |
2136 | bp->hc_cmd | BNX2_HC_COMMAND_COAL_NOW_WO_INT); | |
2137 | REG_RD(bp, BNX2_HC_COMMAND); | |
b6016b76 MC |
2138 | } |
2139 | ||
f4e418f7 | 2140 | if (bp->status_blk->status_tx_quick_consumer_index0 != bp->hw_tx_cons) |
b6016b76 | 2141 | bnx2_tx_int(bp); |
b6016b76 | 2142 | |
f4e418f7 | 2143 | if (bp->status_blk->status_rx_quick_consumer_index0 != bp->hw_rx_cons) { |
b6016b76 MC |
2144 | int orig_budget = *budget; |
2145 | int work_done; | |
2146 | ||
2147 | if (orig_budget > dev->quota) | |
2148 | orig_budget = dev->quota; | |
6aa20a22 | 2149 | |
b6016b76 MC |
2150 | work_done = bnx2_rx_int(bp, orig_budget); |
2151 | *budget -= work_done; | |
2152 | dev->quota -= work_done; | |
b6016b76 | 2153 | } |
6aa20a22 | 2154 | |
f4e418f7 MC |
2155 | bp->last_status_idx = bp->status_blk->status_idx; |
2156 | rmb(); | |
2157 | ||
2158 | if (!bnx2_has_work(bp)) { | |
b6016b76 | 2159 | netif_rx_complete(dev); |
1269a8a6 MC |
2160 | if (likely(bp->flags & USING_MSI_FLAG)) { |
2161 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, | |
2162 | BNX2_PCICFG_INT_ACK_CMD_INDEX_VALID | | |
2163 | bp->last_status_idx); | |
2164 | return 0; | |
2165 | } | |
2166 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, | |
2167 | BNX2_PCICFG_INT_ACK_CMD_INDEX_VALID | | |
2168 | BNX2_PCICFG_INT_ACK_CMD_MASK_INT | | |
2169 | bp->last_status_idx); | |
2170 | ||
b6016b76 | 2171 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, |
1269a8a6 MC |
2172 | BNX2_PCICFG_INT_ACK_CMD_INDEX_VALID | |
2173 | bp->last_status_idx); | |
b6016b76 MC |
2174 | return 0; |
2175 | } | |
2176 | ||
2177 | return 1; | |
2178 | } | |
2179 | ||
932ff279 | 2180 | /* Called with rtnl_lock from vlan functions and also netif_tx_lock |
b6016b76 MC |
2181 | * from set_multicast. |
2182 | */ | |
2183 | static void | |
2184 | bnx2_set_rx_mode(struct net_device *dev) | |
2185 | { | |
972ec0d4 | 2186 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
2187 | u32 rx_mode, sort_mode; |
2188 | int i; | |
b6016b76 | 2189 | |
c770a65c | 2190 | spin_lock_bh(&bp->phy_lock); |
b6016b76 MC |
2191 | |
2192 | rx_mode = bp->rx_mode & ~(BNX2_EMAC_RX_MODE_PROMISCUOUS | | |
2193 | BNX2_EMAC_RX_MODE_KEEP_VLAN_TAG); | |
2194 | sort_mode = 1 | BNX2_RPM_SORT_USER0_BC_EN; | |
2195 | #ifdef BCM_VLAN | |
e29054f9 | 2196 | if (!bp->vlgrp && !(bp->flags & ASF_ENABLE_FLAG)) |
b6016b76 | 2197 | rx_mode |= BNX2_EMAC_RX_MODE_KEEP_VLAN_TAG; |
b6016b76 | 2198 | #else |
e29054f9 MC |
2199 | if (!(bp->flags & ASF_ENABLE_FLAG)) |
2200 | rx_mode |= BNX2_EMAC_RX_MODE_KEEP_VLAN_TAG; | |
b6016b76 MC |
2201 | #endif |
2202 | if (dev->flags & IFF_PROMISC) { | |
2203 | /* Promiscuous mode. */ | |
2204 | rx_mode |= BNX2_EMAC_RX_MODE_PROMISCUOUS; | |
7510873d MC |
2205 | sort_mode |= BNX2_RPM_SORT_USER0_PROM_EN | |
2206 | BNX2_RPM_SORT_USER0_PROM_VLAN; | |
b6016b76 MC |
2207 | } |
2208 | else if (dev->flags & IFF_ALLMULTI) { | |
2209 | for (i = 0; i < NUM_MC_HASH_REGISTERS; i++) { | |
2210 | REG_WR(bp, BNX2_EMAC_MULTICAST_HASH0 + (i * 4), | |
2211 | 0xffffffff); | |
2212 | } | |
2213 | sort_mode |= BNX2_RPM_SORT_USER0_MC_EN; | |
2214 | } | |
2215 | else { | |
2216 | /* Accept one or more multicast(s). */ | |
2217 | struct dev_mc_list *mclist; | |
2218 | u32 mc_filter[NUM_MC_HASH_REGISTERS]; | |
2219 | u32 regidx; | |
2220 | u32 bit; | |
2221 | u32 crc; | |
2222 | ||
2223 | memset(mc_filter, 0, 4 * NUM_MC_HASH_REGISTERS); | |
2224 | ||
2225 | for (i = 0, mclist = dev->mc_list; mclist && i < dev->mc_count; | |
2226 | i++, mclist = mclist->next) { | |
2227 | ||
2228 | crc = ether_crc_le(ETH_ALEN, mclist->dmi_addr); | |
2229 | bit = crc & 0xff; | |
2230 | regidx = (bit & 0xe0) >> 5; | |
2231 | bit &= 0x1f; | |
2232 | mc_filter[regidx] |= (1 << bit); | |
2233 | } | |
2234 | ||
2235 | for (i = 0; i < NUM_MC_HASH_REGISTERS; i++) { | |
2236 | REG_WR(bp, BNX2_EMAC_MULTICAST_HASH0 + (i * 4), | |
2237 | mc_filter[i]); | |
2238 | } | |
2239 | ||
2240 | sort_mode |= BNX2_RPM_SORT_USER0_MC_HSH_EN; | |
2241 | } | |
2242 | ||
2243 | if (rx_mode != bp->rx_mode) { | |
2244 | bp->rx_mode = rx_mode; | |
2245 | REG_WR(bp, BNX2_EMAC_RX_MODE, rx_mode); | |
2246 | } | |
2247 | ||
2248 | REG_WR(bp, BNX2_RPM_SORT_USER0, 0x0); | |
2249 | REG_WR(bp, BNX2_RPM_SORT_USER0, sort_mode); | |
2250 | REG_WR(bp, BNX2_RPM_SORT_USER0, sort_mode | BNX2_RPM_SORT_USER0_ENA); | |
2251 | ||
c770a65c | 2252 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
2253 | } |
2254 | ||
fba9fe91 MC |
2255 | #define FW_BUF_SIZE 0x8000 |
2256 | ||
2257 | static int | |
2258 | bnx2_gunzip_init(struct bnx2 *bp) | |
2259 | { | |
2260 | if ((bp->gunzip_buf = vmalloc(FW_BUF_SIZE)) == NULL) | |
2261 | goto gunzip_nomem1; | |
2262 | ||
2263 | if ((bp->strm = kmalloc(sizeof(*bp->strm), GFP_KERNEL)) == NULL) | |
2264 | goto gunzip_nomem2; | |
2265 | ||
2266 | bp->strm->workspace = kmalloc(zlib_inflate_workspacesize(), GFP_KERNEL); | |
2267 | if (bp->strm->workspace == NULL) | |
2268 | goto gunzip_nomem3; | |
2269 | ||
2270 | return 0; | |
2271 | ||
2272 | gunzip_nomem3: | |
2273 | kfree(bp->strm); | |
2274 | bp->strm = NULL; | |
2275 | ||
2276 | gunzip_nomem2: | |
2277 | vfree(bp->gunzip_buf); | |
2278 | bp->gunzip_buf = NULL; | |
2279 | ||
2280 | gunzip_nomem1: | |
2281 | printk(KERN_ERR PFX "%s: Cannot allocate firmware buffer for " | |
2282 | "uncompression.\n", bp->dev->name); | |
2283 | return -ENOMEM; | |
2284 | } | |
2285 | ||
2286 | static void | |
2287 | bnx2_gunzip_end(struct bnx2 *bp) | |
2288 | { | |
2289 | kfree(bp->strm->workspace); | |
2290 | ||
2291 | kfree(bp->strm); | |
2292 | bp->strm = NULL; | |
2293 | ||
2294 | if (bp->gunzip_buf) { | |
2295 | vfree(bp->gunzip_buf); | |
2296 | bp->gunzip_buf = NULL; | |
2297 | } | |
2298 | } | |
2299 | ||
2300 | static int | |
2301 | bnx2_gunzip(struct bnx2 *bp, u8 *zbuf, int len, void **outbuf, int *outlen) | |
2302 | { | |
2303 | int n, rc; | |
2304 | ||
2305 | /* check gzip header */ | |
2306 | if ((zbuf[0] != 0x1f) || (zbuf[1] != 0x8b) || (zbuf[2] != Z_DEFLATED)) | |
2307 | return -EINVAL; | |
2308 | ||
2309 | n = 10; | |
2310 | ||
2311 | #define FNAME 0x8 | |
2312 | if (zbuf[3] & FNAME) | |
2313 | while ((zbuf[n++] != 0) && (n < len)); | |
2314 | ||
2315 | bp->strm->next_in = zbuf + n; | |
2316 | bp->strm->avail_in = len - n; | |
2317 | bp->strm->next_out = bp->gunzip_buf; | |
2318 | bp->strm->avail_out = FW_BUF_SIZE; | |
2319 | ||
2320 | rc = zlib_inflateInit2(bp->strm, -MAX_WBITS); | |
2321 | if (rc != Z_OK) | |
2322 | return rc; | |
2323 | ||
2324 | rc = zlib_inflate(bp->strm, Z_FINISH); | |
2325 | ||
2326 | *outlen = FW_BUF_SIZE - bp->strm->avail_out; | |
2327 | *outbuf = bp->gunzip_buf; | |
2328 | ||
2329 | if ((rc != Z_OK) && (rc != Z_STREAM_END)) | |
2330 | printk(KERN_ERR PFX "%s: Firmware decompression error: %s\n", | |
2331 | bp->dev->name, bp->strm->msg); | |
2332 | ||
2333 | zlib_inflateEnd(bp->strm); | |
2334 | ||
2335 | if (rc == Z_STREAM_END) | |
2336 | return 0; | |
2337 | ||
2338 | return rc; | |
2339 | } | |
2340 | ||
b6016b76 MC |
2341 | static void |
2342 | load_rv2p_fw(struct bnx2 *bp, u32 *rv2p_code, u32 rv2p_code_len, | |
2343 | u32 rv2p_proc) | |
2344 | { | |
2345 | int i; | |
2346 | u32 val; | |
2347 | ||
2348 | ||
2349 | for (i = 0; i < rv2p_code_len; i += 8) { | |
fba9fe91 | 2350 | REG_WR(bp, BNX2_RV2P_INSTR_HIGH, cpu_to_le32(*rv2p_code)); |
b6016b76 | 2351 | rv2p_code++; |
fba9fe91 | 2352 | REG_WR(bp, BNX2_RV2P_INSTR_LOW, cpu_to_le32(*rv2p_code)); |
b6016b76 MC |
2353 | rv2p_code++; |
2354 | ||
2355 | if (rv2p_proc == RV2P_PROC1) { | |
2356 | val = (i / 8) | BNX2_RV2P_PROC1_ADDR_CMD_RDWR; | |
2357 | REG_WR(bp, BNX2_RV2P_PROC1_ADDR_CMD, val); | |
2358 | } | |
2359 | else { | |
2360 | val = (i / 8) | BNX2_RV2P_PROC2_ADDR_CMD_RDWR; | |
2361 | REG_WR(bp, BNX2_RV2P_PROC2_ADDR_CMD, val); | |
2362 | } | |
2363 | } | |
2364 | ||
2365 | /* Reset the processor, un-stall is done later. */ | |
2366 | if (rv2p_proc == RV2P_PROC1) { | |
2367 | REG_WR(bp, BNX2_RV2P_COMMAND, BNX2_RV2P_COMMAND_PROC1_RESET); | |
2368 | } | |
2369 | else { | |
2370 | REG_WR(bp, BNX2_RV2P_COMMAND, BNX2_RV2P_COMMAND_PROC2_RESET); | |
2371 | } | |
2372 | } | |
2373 | ||
af3ee519 | 2374 | static int |
b6016b76 MC |
2375 | load_cpu_fw(struct bnx2 *bp, struct cpu_reg *cpu_reg, struct fw_info *fw) |
2376 | { | |
2377 | u32 offset; | |
2378 | u32 val; | |
af3ee519 | 2379 | int rc; |
b6016b76 MC |
2380 | |
2381 | /* Halt the CPU. */ | |
2382 | val = REG_RD_IND(bp, cpu_reg->mode); | |
2383 | val |= cpu_reg->mode_value_halt; | |
2384 | REG_WR_IND(bp, cpu_reg->mode, val); | |
2385 | REG_WR_IND(bp, cpu_reg->state, cpu_reg->state_value_clear); | |
2386 | ||
2387 | /* Load the Text area. */ | |
2388 | offset = cpu_reg->spad_base + (fw->text_addr - cpu_reg->mips_view_base); | |
af3ee519 MC |
2389 | if (fw->gz_text) { |
2390 | u32 text_len; | |
2391 | void *text; | |
2392 | ||
2393 | rc = bnx2_gunzip(bp, fw->gz_text, fw->gz_text_len, &text, | |
2394 | &text_len); | |
2395 | if (rc) | |
2396 | return rc; | |
2397 | ||
2398 | fw->text = text; | |
2399 | } | |
2400 | if (fw->gz_text) { | |
b6016b76 MC |
2401 | int j; |
2402 | ||
2403 | for (j = 0; j < (fw->text_len / 4); j++, offset += 4) { | |
fba9fe91 | 2404 | REG_WR_IND(bp, offset, cpu_to_le32(fw->text[j])); |
b6016b76 MC |
2405 | } |
2406 | } | |
2407 | ||
2408 | /* Load the Data area. */ | |
2409 | offset = cpu_reg->spad_base + (fw->data_addr - cpu_reg->mips_view_base); | |
2410 | if (fw->data) { | |
2411 | int j; | |
2412 | ||
2413 | for (j = 0; j < (fw->data_len / 4); j++, offset += 4) { | |
2414 | REG_WR_IND(bp, offset, fw->data[j]); | |
2415 | } | |
2416 | } | |
2417 | ||
2418 | /* Load the SBSS area. */ | |
2419 | offset = cpu_reg->spad_base + (fw->sbss_addr - cpu_reg->mips_view_base); | |
2420 | if (fw->sbss) { | |
2421 | int j; | |
2422 | ||
2423 | for (j = 0; j < (fw->sbss_len / 4); j++, offset += 4) { | |
2424 | REG_WR_IND(bp, offset, fw->sbss[j]); | |
2425 | } | |
2426 | } | |
2427 | ||
2428 | /* Load the BSS area. */ | |
2429 | offset = cpu_reg->spad_base + (fw->bss_addr - cpu_reg->mips_view_base); | |
2430 | if (fw->bss) { | |
2431 | int j; | |
2432 | ||
2433 | for (j = 0; j < (fw->bss_len/4); j++, offset += 4) { | |
2434 | REG_WR_IND(bp, offset, fw->bss[j]); | |
2435 | } | |
2436 | } | |
2437 | ||
2438 | /* Load the Read-Only area. */ | |
2439 | offset = cpu_reg->spad_base + | |
2440 | (fw->rodata_addr - cpu_reg->mips_view_base); | |
2441 | if (fw->rodata) { | |
2442 | int j; | |
2443 | ||
2444 | for (j = 0; j < (fw->rodata_len / 4); j++, offset += 4) { | |
2445 | REG_WR_IND(bp, offset, fw->rodata[j]); | |
2446 | } | |
2447 | } | |
2448 | ||
2449 | /* Clear the pre-fetch instruction. */ | |
2450 | REG_WR_IND(bp, cpu_reg->inst, 0); | |
2451 | REG_WR_IND(bp, cpu_reg->pc, fw->start_addr); | |
2452 | ||
2453 | /* Start the CPU. */ | |
2454 | val = REG_RD_IND(bp, cpu_reg->mode); | |
2455 | val &= ~cpu_reg->mode_value_halt; | |
2456 | REG_WR_IND(bp, cpu_reg->state, cpu_reg->state_value_clear); | |
2457 | REG_WR_IND(bp, cpu_reg->mode, val); | |
af3ee519 MC |
2458 | |
2459 | return 0; | |
b6016b76 MC |
2460 | } |
2461 | ||
fba9fe91 | 2462 | static int |
b6016b76 MC |
2463 | bnx2_init_cpus(struct bnx2 *bp) |
2464 | { | |
2465 | struct cpu_reg cpu_reg; | |
af3ee519 | 2466 | struct fw_info *fw; |
fba9fe91 MC |
2467 | int rc = 0; |
2468 | void *text; | |
2469 | u32 text_len; | |
2470 | ||
2471 | if ((rc = bnx2_gunzip_init(bp)) != 0) | |
2472 | return rc; | |
b6016b76 MC |
2473 | |
2474 | /* Initialize the RV2P processor. */ | |
fba9fe91 MC |
2475 | rc = bnx2_gunzip(bp, bnx2_rv2p_proc1, sizeof(bnx2_rv2p_proc1), &text, |
2476 | &text_len); | |
2477 | if (rc) | |
2478 | goto init_cpu_err; | |
2479 | ||
2480 | load_rv2p_fw(bp, text, text_len, RV2P_PROC1); | |
2481 | ||
2482 | rc = bnx2_gunzip(bp, bnx2_rv2p_proc2, sizeof(bnx2_rv2p_proc2), &text, | |
2483 | &text_len); | |
2484 | if (rc) | |
2485 | goto init_cpu_err; | |
2486 | ||
2487 | load_rv2p_fw(bp, text, text_len, RV2P_PROC2); | |
b6016b76 MC |
2488 | |
2489 | /* Initialize the RX Processor. */ | |
2490 | cpu_reg.mode = BNX2_RXP_CPU_MODE; | |
2491 | cpu_reg.mode_value_halt = BNX2_RXP_CPU_MODE_SOFT_HALT; | |
2492 | cpu_reg.mode_value_sstep = BNX2_RXP_CPU_MODE_STEP_ENA; | |
2493 | cpu_reg.state = BNX2_RXP_CPU_STATE; | |
2494 | cpu_reg.state_value_clear = 0xffffff; | |
2495 | cpu_reg.gpr0 = BNX2_RXP_CPU_REG_FILE; | |
2496 | cpu_reg.evmask = BNX2_RXP_CPU_EVENT_MASK; | |
2497 | cpu_reg.pc = BNX2_RXP_CPU_PROGRAM_COUNTER; | |
2498 | cpu_reg.inst = BNX2_RXP_CPU_INSTRUCTION; | |
2499 | cpu_reg.bp = BNX2_RXP_CPU_HW_BREAKPOINT; | |
2500 | cpu_reg.spad_base = BNX2_RXP_SCRATCH; | |
2501 | cpu_reg.mips_view_base = 0x8000000; | |
6aa20a22 | 2502 | |
d43584c8 MC |
2503 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
2504 | fw = &bnx2_rxp_fw_09; | |
2505 | else | |
2506 | fw = &bnx2_rxp_fw_06; | |
fba9fe91 | 2507 | |
af3ee519 | 2508 | rc = load_cpu_fw(bp, &cpu_reg, fw); |
fba9fe91 MC |
2509 | if (rc) |
2510 | goto init_cpu_err; | |
2511 | ||
b6016b76 MC |
2512 | /* Initialize the TX Processor. */ |
2513 | cpu_reg.mode = BNX2_TXP_CPU_MODE; | |
2514 | cpu_reg.mode_value_halt = BNX2_TXP_CPU_MODE_SOFT_HALT; | |
2515 | cpu_reg.mode_value_sstep = BNX2_TXP_CPU_MODE_STEP_ENA; | |
2516 | cpu_reg.state = BNX2_TXP_CPU_STATE; | |
2517 | cpu_reg.state_value_clear = 0xffffff; | |
2518 | cpu_reg.gpr0 = BNX2_TXP_CPU_REG_FILE; | |
2519 | cpu_reg.evmask = BNX2_TXP_CPU_EVENT_MASK; | |
2520 | cpu_reg.pc = BNX2_TXP_CPU_PROGRAM_COUNTER; | |
2521 | cpu_reg.inst = BNX2_TXP_CPU_INSTRUCTION; | |
2522 | cpu_reg.bp = BNX2_TXP_CPU_HW_BREAKPOINT; | |
2523 | cpu_reg.spad_base = BNX2_TXP_SCRATCH; | |
2524 | cpu_reg.mips_view_base = 0x8000000; | |
6aa20a22 | 2525 | |
d43584c8 MC |
2526 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
2527 | fw = &bnx2_txp_fw_09; | |
2528 | else | |
2529 | fw = &bnx2_txp_fw_06; | |
fba9fe91 | 2530 | |
af3ee519 | 2531 | rc = load_cpu_fw(bp, &cpu_reg, fw); |
fba9fe91 MC |
2532 | if (rc) |
2533 | goto init_cpu_err; | |
2534 | ||
b6016b76 MC |
2535 | /* Initialize the TX Patch-up Processor. */ |
2536 | cpu_reg.mode = BNX2_TPAT_CPU_MODE; | |
2537 | cpu_reg.mode_value_halt = BNX2_TPAT_CPU_MODE_SOFT_HALT; | |
2538 | cpu_reg.mode_value_sstep = BNX2_TPAT_CPU_MODE_STEP_ENA; | |
2539 | cpu_reg.state = BNX2_TPAT_CPU_STATE; | |
2540 | cpu_reg.state_value_clear = 0xffffff; | |
2541 | cpu_reg.gpr0 = BNX2_TPAT_CPU_REG_FILE; | |
2542 | cpu_reg.evmask = BNX2_TPAT_CPU_EVENT_MASK; | |
2543 | cpu_reg.pc = BNX2_TPAT_CPU_PROGRAM_COUNTER; | |
2544 | cpu_reg.inst = BNX2_TPAT_CPU_INSTRUCTION; | |
2545 | cpu_reg.bp = BNX2_TPAT_CPU_HW_BREAKPOINT; | |
2546 | cpu_reg.spad_base = BNX2_TPAT_SCRATCH; | |
2547 | cpu_reg.mips_view_base = 0x8000000; | |
6aa20a22 | 2548 | |
d43584c8 MC |
2549 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
2550 | fw = &bnx2_tpat_fw_09; | |
2551 | else | |
2552 | fw = &bnx2_tpat_fw_06; | |
fba9fe91 | 2553 | |
af3ee519 | 2554 | rc = load_cpu_fw(bp, &cpu_reg, fw); |
fba9fe91 MC |
2555 | if (rc) |
2556 | goto init_cpu_err; | |
2557 | ||
b6016b76 MC |
2558 | /* Initialize the Completion Processor. */ |
2559 | cpu_reg.mode = BNX2_COM_CPU_MODE; | |
2560 | cpu_reg.mode_value_halt = BNX2_COM_CPU_MODE_SOFT_HALT; | |
2561 | cpu_reg.mode_value_sstep = BNX2_COM_CPU_MODE_STEP_ENA; | |
2562 | cpu_reg.state = BNX2_COM_CPU_STATE; | |
2563 | cpu_reg.state_value_clear = 0xffffff; | |
2564 | cpu_reg.gpr0 = BNX2_COM_CPU_REG_FILE; | |
2565 | cpu_reg.evmask = BNX2_COM_CPU_EVENT_MASK; | |
2566 | cpu_reg.pc = BNX2_COM_CPU_PROGRAM_COUNTER; | |
2567 | cpu_reg.inst = BNX2_COM_CPU_INSTRUCTION; | |
2568 | cpu_reg.bp = BNX2_COM_CPU_HW_BREAKPOINT; | |
2569 | cpu_reg.spad_base = BNX2_COM_SCRATCH; | |
2570 | cpu_reg.mips_view_base = 0x8000000; | |
6aa20a22 | 2571 | |
d43584c8 MC |
2572 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
2573 | fw = &bnx2_com_fw_09; | |
2574 | else | |
2575 | fw = &bnx2_com_fw_06; | |
fba9fe91 | 2576 | |
af3ee519 | 2577 | rc = load_cpu_fw(bp, &cpu_reg, fw); |
fba9fe91 MC |
2578 | if (rc) |
2579 | goto init_cpu_err; | |
2580 | ||
d43584c8 MC |
2581 | /* Initialize the Command Processor. */ |
2582 | cpu_reg.mode = BNX2_CP_CPU_MODE; | |
2583 | cpu_reg.mode_value_halt = BNX2_CP_CPU_MODE_SOFT_HALT; | |
2584 | cpu_reg.mode_value_sstep = BNX2_CP_CPU_MODE_STEP_ENA; | |
2585 | cpu_reg.state = BNX2_CP_CPU_STATE; | |
2586 | cpu_reg.state_value_clear = 0xffffff; | |
2587 | cpu_reg.gpr0 = BNX2_CP_CPU_REG_FILE; | |
2588 | cpu_reg.evmask = BNX2_CP_CPU_EVENT_MASK; | |
2589 | cpu_reg.pc = BNX2_CP_CPU_PROGRAM_COUNTER; | |
2590 | cpu_reg.inst = BNX2_CP_CPU_INSTRUCTION; | |
2591 | cpu_reg.bp = BNX2_CP_CPU_HW_BREAKPOINT; | |
2592 | cpu_reg.spad_base = BNX2_CP_SCRATCH; | |
2593 | cpu_reg.mips_view_base = 0x8000000; | |
b6016b76 | 2594 | |
d43584c8 MC |
2595 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
2596 | fw = &bnx2_cp_fw_09; | |
b6016b76 | 2597 | |
6c1bbcc8 | 2598 | rc = load_cpu_fw(bp, &cpu_reg, fw); |
d43584c8 MC |
2599 | if (rc) |
2600 | goto init_cpu_err; | |
2601 | } | |
fba9fe91 MC |
2602 | init_cpu_err: |
2603 | bnx2_gunzip_end(bp); | |
2604 | return rc; | |
b6016b76 MC |
2605 | } |
2606 | ||
2607 | static int | |
829ca9a3 | 2608 | bnx2_set_power_state(struct bnx2 *bp, pci_power_t state) |
b6016b76 MC |
2609 | { |
2610 | u16 pmcsr; | |
2611 | ||
2612 | pci_read_config_word(bp->pdev, bp->pm_cap + PCI_PM_CTRL, &pmcsr); | |
2613 | ||
2614 | switch (state) { | |
829ca9a3 | 2615 | case PCI_D0: { |
b6016b76 MC |
2616 | u32 val; |
2617 | ||
2618 | pci_write_config_word(bp->pdev, bp->pm_cap + PCI_PM_CTRL, | |
2619 | (pmcsr & ~PCI_PM_CTRL_STATE_MASK) | | |
2620 | PCI_PM_CTRL_PME_STATUS); | |
2621 | ||
2622 | if (pmcsr & PCI_PM_CTRL_STATE_MASK) | |
2623 | /* delay required during transition out of D3hot */ | |
2624 | msleep(20); | |
2625 | ||
2626 | val = REG_RD(bp, BNX2_EMAC_MODE); | |
2627 | val |= BNX2_EMAC_MODE_MPKT_RCVD | BNX2_EMAC_MODE_ACPI_RCVD; | |
2628 | val &= ~BNX2_EMAC_MODE_MPKT; | |
2629 | REG_WR(bp, BNX2_EMAC_MODE, val); | |
2630 | ||
2631 | val = REG_RD(bp, BNX2_RPM_CONFIG); | |
2632 | val &= ~BNX2_RPM_CONFIG_ACPI_ENA; | |
2633 | REG_WR(bp, BNX2_RPM_CONFIG, val); | |
2634 | break; | |
2635 | } | |
829ca9a3 | 2636 | case PCI_D3hot: { |
b6016b76 MC |
2637 | int i; |
2638 | u32 val, wol_msg; | |
2639 | ||
2640 | if (bp->wol) { | |
2641 | u32 advertising; | |
2642 | u8 autoneg; | |
2643 | ||
2644 | autoneg = bp->autoneg; | |
2645 | advertising = bp->advertising; | |
2646 | ||
2647 | bp->autoneg = AUTONEG_SPEED; | |
2648 | bp->advertising = ADVERTISED_10baseT_Half | | |
2649 | ADVERTISED_10baseT_Full | | |
2650 | ADVERTISED_100baseT_Half | | |
2651 | ADVERTISED_100baseT_Full | | |
2652 | ADVERTISED_Autoneg; | |
2653 | ||
2654 | bnx2_setup_copper_phy(bp); | |
2655 | ||
2656 | bp->autoneg = autoneg; | |
2657 | bp->advertising = advertising; | |
2658 | ||
2659 | bnx2_set_mac_addr(bp); | |
2660 | ||
2661 | val = REG_RD(bp, BNX2_EMAC_MODE); | |
2662 | ||
2663 | /* Enable port mode. */ | |
2664 | val &= ~BNX2_EMAC_MODE_PORT; | |
2665 | val |= BNX2_EMAC_MODE_PORT_MII | | |
2666 | BNX2_EMAC_MODE_MPKT_RCVD | | |
2667 | BNX2_EMAC_MODE_ACPI_RCVD | | |
b6016b76 MC |
2668 | BNX2_EMAC_MODE_MPKT; |
2669 | ||
2670 | REG_WR(bp, BNX2_EMAC_MODE, val); | |
2671 | ||
2672 | /* receive all multicast */ | |
2673 | for (i = 0; i < NUM_MC_HASH_REGISTERS; i++) { | |
2674 | REG_WR(bp, BNX2_EMAC_MULTICAST_HASH0 + (i * 4), | |
2675 | 0xffffffff); | |
2676 | } | |
2677 | REG_WR(bp, BNX2_EMAC_RX_MODE, | |
2678 | BNX2_EMAC_RX_MODE_SORT_MODE); | |
2679 | ||
2680 | val = 1 | BNX2_RPM_SORT_USER0_BC_EN | | |
2681 | BNX2_RPM_SORT_USER0_MC_EN; | |
2682 | REG_WR(bp, BNX2_RPM_SORT_USER0, 0x0); | |
2683 | REG_WR(bp, BNX2_RPM_SORT_USER0, val); | |
2684 | REG_WR(bp, BNX2_RPM_SORT_USER0, val | | |
2685 | BNX2_RPM_SORT_USER0_ENA); | |
2686 | ||
2687 | /* Need to enable EMAC and RPM for WOL. */ | |
2688 | REG_WR(bp, BNX2_MISC_ENABLE_SET_BITS, | |
2689 | BNX2_MISC_ENABLE_SET_BITS_RX_PARSER_MAC_ENABLE | | |
2690 | BNX2_MISC_ENABLE_SET_BITS_TX_HEADER_Q_ENABLE | | |
2691 | BNX2_MISC_ENABLE_SET_BITS_EMAC_ENABLE); | |
2692 | ||
2693 | val = REG_RD(bp, BNX2_RPM_CONFIG); | |
2694 | val &= ~BNX2_RPM_CONFIG_ACPI_ENA; | |
2695 | REG_WR(bp, BNX2_RPM_CONFIG, val); | |
2696 | ||
2697 | wol_msg = BNX2_DRV_MSG_CODE_SUSPEND_WOL; | |
2698 | } | |
2699 | else { | |
2700 | wol_msg = BNX2_DRV_MSG_CODE_SUSPEND_NO_WOL; | |
2701 | } | |
2702 | ||
dda1e390 MC |
2703 | if (!(bp->flags & NO_WOL_FLAG)) |
2704 | bnx2_fw_sync(bp, BNX2_DRV_MSG_DATA_WAIT3 | wol_msg, 0); | |
b6016b76 MC |
2705 | |
2706 | pmcsr &= ~PCI_PM_CTRL_STATE_MASK; | |
2707 | if ((CHIP_ID(bp) == CHIP_ID_5706_A0) || | |
2708 | (CHIP_ID(bp) == CHIP_ID_5706_A1)) { | |
2709 | ||
2710 | if (bp->wol) | |
2711 | pmcsr |= 3; | |
2712 | } | |
2713 | else { | |
2714 | pmcsr |= 3; | |
2715 | } | |
2716 | if (bp->wol) { | |
2717 | pmcsr |= PCI_PM_CTRL_PME_ENABLE; | |
2718 | } | |
2719 | pci_write_config_word(bp->pdev, bp->pm_cap + PCI_PM_CTRL, | |
2720 | pmcsr); | |
2721 | ||
2722 | /* No more memory access after this point until | |
2723 | * device is brought back to D0. | |
2724 | */ | |
2725 | udelay(50); | |
2726 | break; | |
2727 | } | |
2728 | default: | |
2729 | return -EINVAL; | |
2730 | } | |
2731 | return 0; | |
2732 | } | |
2733 | ||
2734 | static int | |
2735 | bnx2_acquire_nvram_lock(struct bnx2 *bp) | |
2736 | { | |
2737 | u32 val; | |
2738 | int j; | |
2739 | ||
2740 | /* Request access to the flash interface. */ | |
2741 | REG_WR(bp, BNX2_NVM_SW_ARB, BNX2_NVM_SW_ARB_ARB_REQ_SET2); | |
2742 | for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) { | |
2743 | val = REG_RD(bp, BNX2_NVM_SW_ARB); | |
2744 | if (val & BNX2_NVM_SW_ARB_ARB_ARB2) | |
2745 | break; | |
2746 | ||
2747 | udelay(5); | |
2748 | } | |
2749 | ||
2750 | if (j >= NVRAM_TIMEOUT_COUNT) | |
2751 | return -EBUSY; | |
2752 | ||
2753 | return 0; | |
2754 | } | |
2755 | ||
2756 | static int | |
2757 | bnx2_release_nvram_lock(struct bnx2 *bp) | |
2758 | { | |
2759 | int j; | |
2760 | u32 val; | |
2761 | ||
2762 | /* Relinquish nvram interface. */ | |
2763 | REG_WR(bp, BNX2_NVM_SW_ARB, BNX2_NVM_SW_ARB_ARB_REQ_CLR2); | |
2764 | ||
2765 | for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) { | |
2766 | val = REG_RD(bp, BNX2_NVM_SW_ARB); | |
2767 | if (!(val & BNX2_NVM_SW_ARB_ARB_ARB2)) | |
2768 | break; | |
2769 | ||
2770 | udelay(5); | |
2771 | } | |
2772 | ||
2773 | if (j >= NVRAM_TIMEOUT_COUNT) | |
2774 | return -EBUSY; | |
2775 | ||
2776 | return 0; | |
2777 | } | |
2778 | ||
2779 | ||
2780 | static int | |
2781 | bnx2_enable_nvram_write(struct bnx2 *bp) | |
2782 | { | |
2783 | u32 val; | |
2784 | ||
2785 | val = REG_RD(bp, BNX2_MISC_CFG); | |
2786 | REG_WR(bp, BNX2_MISC_CFG, val | BNX2_MISC_CFG_NVM_WR_EN_PCI); | |
2787 | ||
2788 | if (!bp->flash_info->buffered) { | |
2789 | int j; | |
2790 | ||
2791 | REG_WR(bp, BNX2_NVM_COMMAND, BNX2_NVM_COMMAND_DONE); | |
2792 | REG_WR(bp, BNX2_NVM_COMMAND, | |
2793 | BNX2_NVM_COMMAND_WREN | BNX2_NVM_COMMAND_DOIT); | |
2794 | ||
2795 | for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) { | |
2796 | udelay(5); | |
2797 | ||
2798 | val = REG_RD(bp, BNX2_NVM_COMMAND); | |
2799 | if (val & BNX2_NVM_COMMAND_DONE) | |
2800 | break; | |
2801 | } | |
2802 | ||
2803 | if (j >= NVRAM_TIMEOUT_COUNT) | |
2804 | return -EBUSY; | |
2805 | } | |
2806 | return 0; | |
2807 | } | |
2808 | ||
2809 | static void | |
2810 | bnx2_disable_nvram_write(struct bnx2 *bp) | |
2811 | { | |
2812 | u32 val; | |
2813 | ||
2814 | val = REG_RD(bp, BNX2_MISC_CFG); | |
2815 | REG_WR(bp, BNX2_MISC_CFG, val & ~BNX2_MISC_CFG_NVM_WR_EN); | |
2816 | } | |
2817 | ||
2818 | ||
2819 | static void | |
2820 | bnx2_enable_nvram_access(struct bnx2 *bp) | |
2821 | { | |
2822 | u32 val; | |
2823 | ||
2824 | val = REG_RD(bp, BNX2_NVM_ACCESS_ENABLE); | |
2825 | /* Enable both bits, even on read. */ | |
6aa20a22 | 2826 | REG_WR(bp, BNX2_NVM_ACCESS_ENABLE, |
b6016b76 MC |
2827 | val | BNX2_NVM_ACCESS_ENABLE_EN | BNX2_NVM_ACCESS_ENABLE_WR_EN); |
2828 | } | |
2829 | ||
2830 | static void | |
2831 | bnx2_disable_nvram_access(struct bnx2 *bp) | |
2832 | { | |
2833 | u32 val; | |
2834 | ||
2835 | val = REG_RD(bp, BNX2_NVM_ACCESS_ENABLE); | |
2836 | /* Disable both bits, even after read. */ | |
6aa20a22 | 2837 | REG_WR(bp, BNX2_NVM_ACCESS_ENABLE, |
b6016b76 MC |
2838 | val & ~(BNX2_NVM_ACCESS_ENABLE_EN | |
2839 | BNX2_NVM_ACCESS_ENABLE_WR_EN)); | |
2840 | } | |
2841 | ||
2842 | static int | |
2843 | bnx2_nvram_erase_page(struct bnx2 *bp, u32 offset) | |
2844 | { | |
2845 | u32 cmd; | |
2846 | int j; | |
2847 | ||
2848 | if (bp->flash_info->buffered) | |
2849 | /* Buffered flash, no erase needed */ | |
2850 | return 0; | |
2851 | ||
2852 | /* Build an erase command */ | |
2853 | cmd = BNX2_NVM_COMMAND_ERASE | BNX2_NVM_COMMAND_WR | | |
2854 | BNX2_NVM_COMMAND_DOIT; | |
2855 | ||
2856 | /* Need to clear DONE bit separately. */ | |
2857 | REG_WR(bp, BNX2_NVM_COMMAND, BNX2_NVM_COMMAND_DONE); | |
2858 | ||
2859 | /* Address of the NVRAM to read from. */ | |
2860 | REG_WR(bp, BNX2_NVM_ADDR, offset & BNX2_NVM_ADDR_NVM_ADDR_VALUE); | |
2861 | ||
2862 | /* Issue an erase command. */ | |
2863 | REG_WR(bp, BNX2_NVM_COMMAND, cmd); | |
2864 | ||
2865 | /* Wait for completion. */ | |
2866 | for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) { | |
2867 | u32 val; | |
2868 | ||
2869 | udelay(5); | |
2870 | ||
2871 | val = REG_RD(bp, BNX2_NVM_COMMAND); | |
2872 | if (val & BNX2_NVM_COMMAND_DONE) | |
2873 | break; | |
2874 | } | |
2875 | ||
2876 | if (j >= NVRAM_TIMEOUT_COUNT) | |
2877 | return -EBUSY; | |
2878 | ||
2879 | return 0; | |
2880 | } | |
2881 | ||
2882 | static int | |
2883 | bnx2_nvram_read_dword(struct bnx2 *bp, u32 offset, u8 *ret_val, u32 cmd_flags) | |
2884 | { | |
2885 | u32 cmd; | |
2886 | int j; | |
2887 | ||
2888 | /* Build the command word. */ | |
2889 | cmd = BNX2_NVM_COMMAND_DOIT | cmd_flags; | |
2890 | ||
2891 | /* Calculate an offset of a buffered flash. */ | |
2892 | if (bp->flash_info->buffered) { | |
2893 | offset = ((offset / bp->flash_info->page_size) << | |
2894 | bp->flash_info->page_bits) + | |
2895 | (offset % bp->flash_info->page_size); | |
2896 | } | |
2897 | ||
2898 | /* Need to clear DONE bit separately. */ | |
2899 | REG_WR(bp, BNX2_NVM_COMMAND, BNX2_NVM_COMMAND_DONE); | |
2900 | ||
2901 | /* Address of the NVRAM to read from. */ | |
2902 | REG_WR(bp, BNX2_NVM_ADDR, offset & BNX2_NVM_ADDR_NVM_ADDR_VALUE); | |
2903 | ||
2904 | /* Issue a read command. */ | |
2905 | REG_WR(bp, BNX2_NVM_COMMAND, cmd); | |
2906 | ||
2907 | /* Wait for completion. */ | |
2908 | for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) { | |
2909 | u32 val; | |
2910 | ||
2911 | udelay(5); | |
2912 | ||
2913 | val = REG_RD(bp, BNX2_NVM_COMMAND); | |
2914 | if (val & BNX2_NVM_COMMAND_DONE) { | |
2915 | val = REG_RD(bp, BNX2_NVM_READ); | |
2916 | ||
2917 | val = be32_to_cpu(val); | |
2918 | memcpy(ret_val, &val, 4); | |
2919 | break; | |
2920 | } | |
2921 | } | |
2922 | if (j >= NVRAM_TIMEOUT_COUNT) | |
2923 | return -EBUSY; | |
2924 | ||
2925 | return 0; | |
2926 | } | |
2927 | ||
2928 | ||
2929 | static int | |
2930 | bnx2_nvram_write_dword(struct bnx2 *bp, u32 offset, u8 *val, u32 cmd_flags) | |
2931 | { | |
2932 | u32 cmd, val32; | |
2933 | int j; | |
2934 | ||
2935 | /* Build the command word. */ | |
2936 | cmd = BNX2_NVM_COMMAND_DOIT | BNX2_NVM_COMMAND_WR | cmd_flags; | |
2937 | ||
2938 | /* Calculate an offset of a buffered flash. */ | |
2939 | if (bp->flash_info->buffered) { | |
2940 | offset = ((offset / bp->flash_info->page_size) << | |
2941 | bp->flash_info->page_bits) + | |
2942 | (offset % bp->flash_info->page_size); | |
2943 | } | |
2944 | ||
2945 | /* Need to clear DONE bit separately. */ | |
2946 | REG_WR(bp, BNX2_NVM_COMMAND, BNX2_NVM_COMMAND_DONE); | |
2947 | ||
2948 | memcpy(&val32, val, 4); | |
2949 | val32 = cpu_to_be32(val32); | |
2950 | ||
2951 | /* Write the data. */ | |
2952 | REG_WR(bp, BNX2_NVM_WRITE, val32); | |
2953 | ||
2954 | /* Address of the NVRAM to write to. */ | |
2955 | REG_WR(bp, BNX2_NVM_ADDR, offset & BNX2_NVM_ADDR_NVM_ADDR_VALUE); | |
2956 | ||
2957 | /* Issue the write command. */ | |
2958 | REG_WR(bp, BNX2_NVM_COMMAND, cmd); | |
2959 | ||
2960 | /* Wait for completion. */ | |
2961 | for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) { | |
2962 | udelay(5); | |
2963 | ||
2964 | if (REG_RD(bp, BNX2_NVM_COMMAND) & BNX2_NVM_COMMAND_DONE) | |
2965 | break; | |
2966 | } | |
2967 | if (j >= NVRAM_TIMEOUT_COUNT) | |
2968 | return -EBUSY; | |
2969 | ||
2970 | return 0; | |
2971 | } | |
2972 | ||
2973 | static int | |
2974 | bnx2_init_nvram(struct bnx2 *bp) | |
2975 | { | |
2976 | u32 val; | |
2977 | int j, entry_count, rc; | |
2978 | struct flash_spec *flash; | |
2979 | ||
2980 | /* Determine the selected interface. */ | |
2981 | val = REG_RD(bp, BNX2_NVM_CFG1); | |
2982 | ||
2983 | entry_count = sizeof(flash_table) / sizeof(struct flash_spec); | |
2984 | ||
2985 | rc = 0; | |
2986 | if (val & 0x40000000) { | |
2987 | ||
2988 | /* Flash interface has been reconfigured */ | |
2989 | for (j = 0, flash = &flash_table[0]; j < entry_count; | |
37137709 MC |
2990 | j++, flash++) { |
2991 | if ((val & FLASH_BACKUP_STRAP_MASK) == | |
2992 | (flash->config1 & FLASH_BACKUP_STRAP_MASK)) { | |
b6016b76 MC |
2993 | bp->flash_info = flash; |
2994 | break; | |
2995 | } | |
2996 | } | |
2997 | } | |
2998 | else { | |
37137709 | 2999 | u32 mask; |
b6016b76 MC |
3000 | /* Not yet been reconfigured */ |
3001 | ||
37137709 MC |
3002 | if (val & (1 << 23)) |
3003 | mask = FLASH_BACKUP_STRAP_MASK; | |
3004 | else | |
3005 | mask = FLASH_STRAP_MASK; | |
3006 | ||
b6016b76 MC |
3007 | for (j = 0, flash = &flash_table[0]; j < entry_count; |
3008 | j++, flash++) { | |
3009 | ||
37137709 | 3010 | if ((val & mask) == (flash->strapping & mask)) { |
b6016b76 MC |
3011 | bp->flash_info = flash; |
3012 | ||
3013 | /* Request access to the flash interface. */ | |
3014 | if ((rc = bnx2_acquire_nvram_lock(bp)) != 0) | |
3015 | return rc; | |
3016 | ||
3017 | /* Enable access to flash interface */ | |
3018 | bnx2_enable_nvram_access(bp); | |
3019 | ||
3020 | /* Reconfigure the flash interface */ | |
3021 | REG_WR(bp, BNX2_NVM_CFG1, flash->config1); | |
3022 | REG_WR(bp, BNX2_NVM_CFG2, flash->config2); | |
3023 | REG_WR(bp, BNX2_NVM_CFG3, flash->config3); | |
3024 | REG_WR(bp, BNX2_NVM_WRITE1, flash->write1); | |
3025 | ||
3026 | /* Disable access to flash interface */ | |
3027 | bnx2_disable_nvram_access(bp); | |
3028 | bnx2_release_nvram_lock(bp); | |
3029 | ||
3030 | break; | |
3031 | } | |
3032 | } | |
3033 | } /* if (val & 0x40000000) */ | |
3034 | ||
3035 | if (j == entry_count) { | |
3036 | bp->flash_info = NULL; | |
2f23c523 | 3037 | printk(KERN_ALERT PFX "Unknown flash/EEPROM type.\n"); |
1122db71 | 3038 | return -ENODEV; |
b6016b76 MC |
3039 | } |
3040 | ||
1122db71 MC |
3041 | val = REG_RD_IND(bp, bp->shmem_base + BNX2_SHARED_HW_CFG_CONFIG2); |
3042 | val &= BNX2_SHARED_HW_CFG2_NVM_SIZE_MASK; | |
3043 | if (val) | |
3044 | bp->flash_size = val; | |
3045 | else | |
3046 | bp->flash_size = bp->flash_info->total_size; | |
3047 | ||
b6016b76 MC |
3048 | return rc; |
3049 | } | |
3050 | ||
3051 | static int | |
3052 | bnx2_nvram_read(struct bnx2 *bp, u32 offset, u8 *ret_buf, | |
3053 | int buf_size) | |
3054 | { | |
3055 | int rc = 0; | |
3056 | u32 cmd_flags, offset32, len32, extra; | |
3057 | ||
3058 | if (buf_size == 0) | |
3059 | return 0; | |
3060 | ||
3061 | /* Request access to the flash interface. */ | |
3062 | if ((rc = bnx2_acquire_nvram_lock(bp)) != 0) | |
3063 | return rc; | |
3064 | ||
3065 | /* Enable access to flash interface */ | |
3066 | bnx2_enable_nvram_access(bp); | |
3067 | ||
3068 | len32 = buf_size; | |
3069 | offset32 = offset; | |
3070 | extra = 0; | |
3071 | ||
3072 | cmd_flags = 0; | |
3073 | ||
3074 | if (offset32 & 3) { | |
3075 | u8 buf[4]; | |
3076 | u32 pre_len; | |
3077 | ||
3078 | offset32 &= ~3; | |
3079 | pre_len = 4 - (offset & 3); | |
3080 | ||
3081 | if (pre_len >= len32) { | |
3082 | pre_len = len32; | |
3083 | cmd_flags = BNX2_NVM_COMMAND_FIRST | | |
3084 | BNX2_NVM_COMMAND_LAST; | |
3085 | } | |
3086 | else { | |
3087 | cmd_flags = BNX2_NVM_COMMAND_FIRST; | |
3088 | } | |
3089 | ||
3090 | rc = bnx2_nvram_read_dword(bp, offset32, buf, cmd_flags); | |
3091 | ||
3092 | if (rc) | |
3093 | return rc; | |
3094 | ||
3095 | memcpy(ret_buf, buf + (offset & 3), pre_len); | |
3096 | ||
3097 | offset32 += 4; | |
3098 | ret_buf += pre_len; | |
3099 | len32 -= pre_len; | |
3100 | } | |
3101 | if (len32 & 3) { | |
3102 | extra = 4 - (len32 & 3); | |
3103 | len32 = (len32 + 4) & ~3; | |
3104 | } | |
3105 | ||
3106 | if (len32 == 4) { | |
3107 | u8 buf[4]; | |
3108 | ||
3109 | if (cmd_flags) | |
3110 | cmd_flags = BNX2_NVM_COMMAND_LAST; | |
3111 | else | |
3112 | cmd_flags = BNX2_NVM_COMMAND_FIRST | | |
3113 | BNX2_NVM_COMMAND_LAST; | |
3114 | ||
3115 | rc = bnx2_nvram_read_dword(bp, offset32, buf, cmd_flags); | |
3116 | ||
3117 | memcpy(ret_buf, buf, 4 - extra); | |
3118 | } | |
3119 | else if (len32 > 0) { | |
3120 | u8 buf[4]; | |
3121 | ||
3122 | /* Read the first word. */ | |
3123 | if (cmd_flags) | |
3124 | cmd_flags = 0; | |
3125 | else | |
3126 | cmd_flags = BNX2_NVM_COMMAND_FIRST; | |
3127 | ||
3128 | rc = bnx2_nvram_read_dword(bp, offset32, ret_buf, cmd_flags); | |
3129 | ||
3130 | /* Advance to the next dword. */ | |
3131 | offset32 += 4; | |
3132 | ret_buf += 4; | |
3133 | len32 -= 4; | |
3134 | ||
3135 | while (len32 > 4 && rc == 0) { | |
3136 | rc = bnx2_nvram_read_dword(bp, offset32, ret_buf, 0); | |
3137 | ||
3138 | /* Advance to the next dword. */ | |
3139 | offset32 += 4; | |
3140 | ret_buf += 4; | |
3141 | len32 -= 4; | |
3142 | } | |
3143 | ||
3144 | if (rc) | |
3145 | return rc; | |
3146 | ||
3147 | cmd_flags = BNX2_NVM_COMMAND_LAST; | |
3148 | rc = bnx2_nvram_read_dword(bp, offset32, buf, cmd_flags); | |
3149 | ||
3150 | memcpy(ret_buf, buf, 4 - extra); | |
3151 | } | |
3152 | ||
3153 | /* Disable access to flash interface */ | |
3154 | bnx2_disable_nvram_access(bp); | |
3155 | ||
3156 | bnx2_release_nvram_lock(bp); | |
3157 | ||
3158 | return rc; | |
3159 | } | |
3160 | ||
3161 | static int | |
3162 | bnx2_nvram_write(struct bnx2 *bp, u32 offset, u8 *data_buf, | |
3163 | int buf_size) | |
3164 | { | |
3165 | u32 written, offset32, len32; | |
e6be763f | 3166 | u8 *buf, start[4], end[4], *align_buf = NULL, *flash_buffer = NULL; |
b6016b76 MC |
3167 | int rc = 0; |
3168 | int align_start, align_end; | |
3169 | ||
3170 | buf = data_buf; | |
3171 | offset32 = offset; | |
3172 | len32 = buf_size; | |
3173 | align_start = align_end = 0; | |
3174 | ||
3175 | if ((align_start = (offset32 & 3))) { | |
3176 | offset32 &= ~3; | |
c873879c MC |
3177 | len32 += align_start; |
3178 | if (len32 < 4) | |
3179 | len32 = 4; | |
b6016b76 MC |
3180 | if ((rc = bnx2_nvram_read(bp, offset32, start, 4))) |
3181 | return rc; | |
3182 | } | |
3183 | ||
3184 | if (len32 & 3) { | |
c873879c MC |
3185 | align_end = 4 - (len32 & 3); |
3186 | len32 += align_end; | |
3187 | if ((rc = bnx2_nvram_read(bp, offset32 + len32 - 4, end, 4))) | |
3188 | return rc; | |
b6016b76 MC |
3189 | } |
3190 | ||
3191 | if (align_start || align_end) { | |
e6be763f MC |
3192 | align_buf = kmalloc(len32, GFP_KERNEL); |
3193 | if (align_buf == NULL) | |
b6016b76 MC |
3194 | return -ENOMEM; |
3195 | if (align_start) { | |
e6be763f | 3196 | memcpy(align_buf, start, 4); |
b6016b76 MC |
3197 | } |
3198 | if (align_end) { | |
e6be763f | 3199 | memcpy(align_buf + len32 - 4, end, 4); |
b6016b76 | 3200 | } |
e6be763f MC |
3201 | memcpy(align_buf + align_start, data_buf, buf_size); |
3202 | buf = align_buf; | |
b6016b76 MC |
3203 | } |
3204 | ||
ae181bc4 MC |
3205 | if (bp->flash_info->buffered == 0) { |
3206 | flash_buffer = kmalloc(264, GFP_KERNEL); | |
3207 | if (flash_buffer == NULL) { | |
3208 | rc = -ENOMEM; | |
3209 | goto nvram_write_end; | |
3210 | } | |
3211 | } | |
3212 | ||
b6016b76 MC |
3213 | written = 0; |
3214 | while ((written < len32) && (rc == 0)) { | |
3215 | u32 page_start, page_end, data_start, data_end; | |
3216 | u32 addr, cmd_flags; | |
3217 | int i; | |
b6016b76 MC |
3218 | |
3219 | /* Find the page_start addr */ | |
3220 | page_start = offset32 + written; | |
3221 | page_start -= (page_start % bp->flash_info->page_size); | |
3222 | /* Find the page_end addr */ | |
3223 | page_end = page_start + bp->flash_info->page_size; | |
3224 | /* Find the data_start addr */ | |
3225 | data_start = (written == 0) ? offset32 : page_start; | |
3226 | /* Find the data_end addr */ | |
6aa20a22 | 3227 | data_end = (page_end > offset32 + len32) ? |
b6016b76 MC |
3228 | (offset32 + len32) : page_end; |
3229 | ||
3230 | /* Request access to the flash interface. */ | |
3231 | if ((rc = bnx2_acquire_nvram_lock(bp)) != 0) | |
3232 | goto nvram_write_end; | |
3233 | ||
3234 | /* Enable access to flash interface */ | |
3235 | bnx2_enable_nvram_access(bp); | |
3236 | ||
3237 | cmd_flags = BNX2_NVM_COMMAND_FIRST; | |
3238 | if (bp->flash_info->buffered == 0) { | |
3239 | int j; | |
3240 | ||
3241 | /* Read the whole page into the buffer | |
3242 | * (non-buffer flash only) */ | |
3243 | for (j = 0; j < bp->flash_info->page_size; j += 4) { | |
3244 | if (j == (bp->flash_info->page_size - 4)) { | |
3245 | cmd_flags |= BNX2_NVM_COMMAND_LAST; | |
3246 | } | |
3247 | rc = bnx2_nvram_read_dword(bp, | |
6aa20a22 JG |
3248 | page_start + j, |
3249 | &flash_buffer[j], | |
b6016b76 MC |
3250 | cmd_flags); |
3251 | ||
3252 | if (rc) | |
3253 | goto nvram_write_end; | |
3254 | ||
3255 | cmd_flags = 0; | |
3256 | } | |
3257 | } | |
3258 | ||
3259 | /* Enable writes to flash interface (unlock write-protect) */ | |
3260 | if ((rc = bnx2_enable_nvram_write(bp)) != 0) | |
3261 | goto nvram_write_end; | |
3262 | ||
b6016b76 MC |
3263 | /* Loop to write back the buffer data from page_start to |
3264 | * data_start */ | |
3265 | i = 0; | |
3266 | if (bp->flash_info->buffered == 0) { | |
c873879c MC |
3267 | /* Erase the page */ |
3268 | if ((rc = bnx2_nvram_erase_page(bp, page_start)) != 0) | |
3269 | goto nvram_write_end; | |
3270 | ||
3271 | /* Re-enable the write again for the actual write */ | |
3272 | bnx2_enable_nvram_write(bp); | |
3273 | ||
b6016b76 MC |
3274 | for (addr = page_start; addr < data_start; |
3275 | addr += 4, i += 4) { | |
6aa20a22 | 3276 | |
b6016b76 MC |
3277 | rc = bnx2_nvram_write_dword(bp, addr, |
3278 | &flash_buffer[i], cmd_flags); | |
3279 | ||
3280 | if (rc != 0) | |
3281 | goto nvram_write_end; | |
3282 | ||
3283 | cmd_flags = 0; | |
3284 | } | |
3285 | } | |
3286 | ||
3287 | /* Loop to write the new data from data_start to data_end */ | |
bae25761 | 3288 | for (addr = data_start; addr < data_end; addr += 4, i += 4) { |
b6016b76 MC |
3289 | if ((addr == page_end - 4) || |
3290 | ((bp->flash_info->buffered) && | |
3291 | (addr == data_end - 4))) { | |
3292 | ||
3293 | cmd_flags |= BNX2_NVM_COMMAND_LAST; | |
3294 | } | |
3295 | rc = bnx2_nvram_write_dword(bp, addr, buf, | |
3296 | cmd_flags); | |
3297 | ||
3298 | if (rc != 0) | |
3299 | goto nvram_write_end; | |
3300 | ||
3301 | cmd_flags = 0; | |
3302 | buf += 4; | |
3303 | } | |
3304 | ||
3305 | /* Loop to write back the buffer data from data_end | |
3306 | * to page_end */ | |
3307 | if (bp->flash_info->buffered == 0) { | |
3308 | for (addr = data_end; addr < page_end; | |
3309 | addr += 4, i += 4) { | |
6aa20a22 | 3310 | |
b6016b76 MC |
3311 | if (addr == page_end-4) { |
3312 | cmd_flags = BNX2_NVM_COMMAND_LAST; | |
3313 | } | |
3314 | rc = bnx2_nvram_write_dword(bp, addr, | |
3315 | &flash_buffer[i], cmd_flags); | |
3316 | ||
3317 | if (rc != 0) | |
3318 | goto nvram_write_end; | |
3319 | ||
3320 | cmd_flags = 0; | |
3321 | } | |
3322 | } | |
3323 | ||
3324 | /* Disable writes to flash interface (lock write-protect) */ | |
3325 | bnx2_disable_nvram_write(bp); | |
3326 | ||
3327 | /* Disable access to flash interface */ | |
3328 | bnx2_disable_nvram_access(bp); | |
3329 | bnx2_release_nvram_lock(bp); | |
3330 | ||
3331 | /* Increment written */ | |
3332 | written += data_end - data_start; | |
3333 | } | |
3334 | ||
3335 | nvram_write_end: | |
e6be763f MC |
3336 | kfree(flash_buffer); |
3337 | kfree(align_buf); | |
b6016b76 MC |
3338 | return rc; |
3339 | } | |
3340 | ||
3341 | static int | |
3342 | bnx2_reset_chip(struct bnx2 *bp, u32 reset_code) | |
3343 | { | |
3344 | u32 val; | |
3345 | int i, rc = 0; | |
3346 | ||
3347 | /* Wait for the current PCI transaction to complete before | |
3348 | * issuing a reset. */ | |
3349 | REG_WR(bp, BNX2_MISC_ENABLE_CLR_BITS, | |
3350 | BNX2_MISC_ENABLE_CLR_BITS_TX_DMA_ENABLE | | |
3351 | BNX2_MISC_ENABLE_CLR_BITS_DMA_ENGINE_ENABLE | | |
3352 | BNX2_MISC_ENABLE_CLR_BITS_RX_DMA_ENABLE | | |
3353 | BNX2_MISC_ENABLE_CLR_BITS_HOST_COALESCE_ENABLE); | |
3354 | val = REG_RD(bp, BNX2_MISC_ENABLE_CLR_BITS); | |
3355 | udelay(5); | |
3356 | ||
b090ae2b MC |
3357 | /* Wait for the firmware to tell us it is ok to issue a reset. */ |
3358 | bnx2_fw_sync(bp, BNX2_DRV_MSG_DATA_WAIT0 | reset_code, 1); | |
3359 | ||
b6016b76 MC |
3360 | /* Deposit a driver reset signature so the firmware knows that |
3361 | * this is a soft reset. */ | |
e3648b3d | 3362 | REG_WR_IND(bp, bp->shmem_base + BNX2_DRV_RESET_SIGNATURE, |
b6016b76 MC |
3363 | BNX2_DRV_RESET_SIGNATURE_MAGIC); |
3364 | ||
b6016b76 MC |
3365 | /* Do a dummy read to force the chip to complete all current transaction |
3366 | * before we issue a reset. */ | |
3367 | val = REG_RD(bp, BNX2_MISC_ID); | |
3368 | ||
234754d5 MC |
3369 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
3370 | REG_WR(bp, BNX2_MISC_COMMAND, BNX2_MISC_COMMAND_SW_RESET); | |
3371 | REG_RD(bp, BNX2_MISC_COMMAND); | |
3372 | udelay(5); | |
b6016b76 | 3373 | |
234754d5 MC |
3374 | val = BNX2_PCICFG_MISC_CONFIG_REG_WINDOW_ENA | |
3375 | BNX2_PCICFG_MISC_CONFIG_TARGET_MB_WORD_SWAP; | |
b6016b76 | 3376 | |
234754d5 | 3377 | pci_write_config_dword(bp->pdev, BNX2_PCICFG_MISC_CONFIG, val); |
b6016b76 | 3378 | |
234754d5 MC |
3379 | } else { |
3380 | val = BNX2_PCICFG_MISC_CONFIG_CORE_RST_REQ | | |
3381 | BNX2_PCICFG_MISC_CONFIG_REG_WINDOW_ENA | | |
3382 | BNX2_PCICFG_MISC_CONFIG_TARGET_MB_WORD_SWAP; | |
3383 | ||
3384 | /* Chip reset. */ | |
3385 | REG_WR(bp, BNX2_PCICFG_MISC_CONFIG, val); | |
3386 | ||
3387 | if ((CHIP_ID(bp) == CHIP_ID_5706_A0) || | |
3388 | (CHIP_ID(bp) == CHIP_ID_5706_A1)) { | |
3389 | current->state = TASK_UNINTERRUPTIBLE; | |
3390 | schedule_timeout(HZ / 50); | |
b6016b76 | 3391 | } |
b6016b76 | 3392 | |
234754d5 MC |
3393 | /* Reset takes approximate 30 usec */ |
3394 | for (i = 0; i < 10; i++) { | |
3395 | val = REG_RD(bp, BNX2_PCICFG_MISC_CONFIG); | |
3396 | if ((val & (BNX2_PCICFG_MISC_CONFIG_CORE_RST_REQ | | |
3397 | BNX2_PCICFG_MISC_CONFIG_CORE_RST_BSY)) == 0) | |
3398 | break; | |
3399 | udelay(10); | |
3400 | } | |
3401 | ||
3402 | if (val & (BNX2_PCICFG_MISC_CONFIG_CORE_RST_REQ | | |
3403 | BNX2_PCICFG_MISC_CONFIG_CORE_RST_BSY)) { | |
3404 | printk(KERN_ERR PFX "Chip reset did not complete\n"); | |
3405 | return -EBUSY; | |
3406 | } | |
b6016b76 MC |
3407 | } |
3408 | ||
3409 | /* Make sure byte swapping is properly configured. */ | |
3410 | val = REG_RD(bp, BNX2_PCI_SWAP_DIAG0); | |
3411 | if (val != 0x01020304) { | |
3412 | printk(KERN_ERR PFX "Chip not in correct endian mode\n"); | |
3413 | return -ENODEV; | |
3414 | } | |
3415 | ||
b6016b76 | 3416 | /* Wait for the firmware to finish its initialization. */ |
b090ae2b MC |
3417 | rc = bnx2_fw_sync(bp, BNX2_DRV_MSG_DATA_WAIT1 | reset_code, 0); |
3418 | if (rc) | |
3419 | return rc; | |
b6016b76 MC |
3420 | |
3421 | if (CHIP_ID(bp) == CHIP_ID_5706_A0) { | |
3422 | /* Adjust the voltage regular to two steps lower. The default | |
3423 | * of this register is 0x0000000e. */ | |
3424 | REG_WR(bp, BNX2_MISC_VREG_CONTROL, 0x000000fa); | |
3425 | ||
3426 | /* Remove bad rbuf memory from the free pool. */ | |
3427 | rc = bnx2_alloc_bad_rbuf(bp); | |
3428 | } | |
3429 | ||
3430 | return rc; | |
3431 | } | |
3432 | ||
3433 | static int | |
3434 | bnx2_init_chip(struct bnx2 *bp) | |
3435 | { | |
3436 | u32 val; | |
b090ae2b | 3437 | int rc; |
b6016b76 MC |
3438 | |
3439 | /* Make sure the interrupt is not active. */ | |
3440 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, BNX2_PCICFG_INT_ACK_CMD_MASK_INT); | |
3441 | ||
3442 | val = BNX2_DMA_CONFIG_DATA_BYTE_SWAP | | |
3443 | BNX2_DMA_CONFIG_DATA_WORD_SWAP | | |
3444 | #ifdef __BIG_ENDIAN | |
6aa20a22 | 3445 | BNX2_DMA_CONFIG_CNTL_BYTE_SWAP | |
b6016b76 | 3446 | #endif |
6aa20a22 | 3447 | BNX2_DMA_CONFIG_CNTL_WORD_SWAP | |
b6016b76 MC |
3448 | DMA_READ_CHANS << 12 | |
3449 | DMA_WRITE_CHANS << 16; | |
3450 | ||
3451 | val |= (0x2 << 20) | (1 << 11); | |
3452 | ||
dda1e390 | 3453 | if ((bp->flags & PCIX_FLAG) && (bp->bus_speed_mhz == 133)) |
b6016b76 MC |
3454 | val |= (1 << 23); |
3455 | ||
3456 | if ((CHIP_NUM(bp) == CHIP_NUM_5706) && | |
3457 | (CHIP_ID(bp) != CHIP_ID_5706_A0) && !(bp->flags & PCIX_FLAG)) | |
3458 | val |= BNX2_DMA_CONFIG_CNTL_PING_PONG_DMA; | |
3459 | ||
3460 | REG_WR(bp, BNX2_DMA_CONFIG, val); | |
3461 | ||
3462 | if (CHIP_ID(bp) == CHIP_ID_5706_A0) { | |
3463 | val = REG_RD(bp, BNX2_TDMA_CONFIG); | |
3464 | val |= BNX2_TDMA_CONFIG_ONE_DMA; | |
3465 | REG_WR(bp, BNX2_TDMA_CONFIG, val); | |
3466 | } | |
3467 | ||
3468 | if (bp->flags & PCIX_FLAG) { | |
3469 | u16 val16; | |
3470 | ||
3471 | pci_read_config_word(bp->pdev, bp->pcix_cap + PCI_X_CMD, | |
3472 | &val16); | |
3473 | pci_write_config_word(bp->pdev, bp->pcix_cap + PCI_X_CMD, | |
3474 | val16 & ~PCI_X_CMD_ERO); | |
3475 | } | |
3476 | ||
3477 | REG_WR(bp, BNX2_MISC_ENABLE_SET_BITS, | |
3478 | BNX2_MISC_ENABLE_SET_BITS_HOST_COALESCE_ENABLE | | |
3479 | BNX2_MISC_ENABLE_STATUS_BITS_RX_V2P_ENABLE | | |
3480 | BNX2_MISC_ENABLE_STATUS_BITS_CONTEXT_ENABLE); | |
3481 | ||
3482 | /* Initialize context mapping and zero out the quick contexts. The | |
3483 | * context block must have already been enabled. */ | |
59b47d8a MC |
3484 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
3485 | bnx2_init_5709_context(bp); | |
3486 | else | |
3487 | bnx2_init_context(bp); | |
b6016b76 | 3488 | |
fba9fe91 MC |
3489 | if ((rc = bnx2_init_cpus(bp)) != 0) |
3490 | return rc; | |
3491 | ||
b6016b76 MC |
3492 | bnx2_init_nvram(bp); |
3493 | ||
3494 | bnx2_set_mac_addr(bp); | |
3495 | ||
3496 | val = REG_RD(bp, BNX2_MQ_CONFIG); | |
3497 | val &= ~BNX2_MQ_CONFIG_KNL_BYP_BLK_SIZE; | |
3498 | val |= BNX2_MQ_CONFIG_KNL_BYP_BLK_SIZE_256; | |
68c9f75a MC |
3499 | if (CHIP_ID(bp) == CHIP_ID_5709_A0 || CHIP_ID(bp) == CHIP_ID_5709_A1) |
3500 | val |= BNX2_MQ_CONFIG_HALT_DIS; | |
3501 | ||
b6016b76 MC |
3502 | REG_WR(bp, BNX2_MQ_CONFIG, val); |
3503 | ||
3504 | val = 0x10000 + (MAX_CID_CNT * MB_KERNEL_CTX_SIZE); | |
3505 | REG_WR(bp, BNX2_MQ_KNL_BYP_WIND_START, val); | |
3506 | REG_WR(bp, BNX2_MQ_KNL_WIND_END, val); | |
3507 | ||
3508 | val = (BCM_PAGE_BITS - 8) << 24; | |
3509 | REG_WR(bp, BNX2_RV2P_CONFIG, val); | |
3510 | ||
3511 | /* Configure page size. */ | |
3512 | val = REG_RD(bp, BNX2_TBDR_CONFIG); | |
3513 | val &= ~BNX2_TBDR_CONFIG_PAGE_SIZE; | |
3514 | val |= (BCM_PAGE_BITS - 8) << 24 | 0x40; | |
3515 | REG_WR(bp, BNX2_TBDR_CONFIG, val); | |
3516 | ||
3517 | val = bp->mac_addr[0] + | |
3518 | (bp->mac_addr[1] << 8) + | |
3519 | (bp->mac_addr[2] << 16) + | |
3520 | bp->mac_addr[3] + | |
3521 | (bp->mac_addr[4] << 8) + | |
3522 | (bp->mac_addr[5] << 16); | |
3523 | REG_WR(bp, BNX2_EMAC_BACKOFF_SEED, val); | |
3524 | ||
3525 | /* Program the MTU. Also include 4 bytes for CRC32. */ | |
3526 | val = bp->dev->mtu + ETH_HLEN + 4; | |
3527 | if (val > (MAX_ETHERNET_PACKET_SIZE + 4)) | |
3528 | val |= BNX2_EMAC_RX_MTU_SIZE_JUMBO_ENA; | |
3529 | REG_WR(bp, BNX2_EMAC_RX_MTU_SIZE, val); | |
3530 | ||
3531 | bp->last_status_idx = 0; | |
3532 | bp->rx_mode = BNX2_EMAC_RX_MODE_SORT_MODE; | |
3533 | ||
3534 | /* Set up how to generate a link change interrupt. */ | |
3535 | REG_WR(bp, BNX2_EMAC_ATTENTION_ENA, BNX2_EMAC_ATTENTION_ENA_LINK); | |
3536 | ||
3537 | REG_WR(bp, BNX2_HC_STATUS_ADDR_L, | |
3538 | (u64) bp->status_blk_mapping & 0xffffffff); | |
3539 | REG_WR(bp, BNX2_HC_STATUS_ADDR_H, (u64) bp->status_blk_mapping >> 32); | |
3540 | ||
3541 | REG_WR(bp, BNX2_HC_STATISTICS_ADDR_L, | |
3542 | (u64) bp->stats_blk_mapping & 0xffffffff); | |
3543 | REG_WR(bp, BNX2_HC_STATISTICS_ADDR_H, | |
3544 | (u64) bp->stats_blk_mapping >> 32); | |
3545 | ||
6aa20a22 | 3546 | REG_WR(bp, BNX2_HC_TX_QUICK_CONS_TRIP, |
b6016b76 MC |
3547 | (bp->tx_quick_cons_trip_int << 16) | bp->tx_quick_cons_trip); |
3548 | ||
3549 | REG_WR(bp, BNX2_HC_RX_QUICK_CONS_TRIP, | |
3550 | (bp->rx_quick_cons_trip_int << 16) | bp->rx_quick_cons_trip); | |
3551 | ||
3552 | REG_WR(bp, BNX2_HC_COMP_PROD_TRIP, | |
3553 | (bp->comp_prod_trip_int << 16) | bp->comp_prod_trip); | |
3554 | ||
3555 | REG_WR(bp, BNX2_HC_TX_TICKS, (bp->tx_ticks_int << 16) | bp->tx_ticks); | |
3556 | ||
3557 | REG_WR(bp, BNX2_HC_RX_TICKS, (bp->rx_ticks_int << 16) | bp->rx_ticks); | |
3558 | ||
3559 | REG_WR(bp, BNX2_HC_COM_TICKS, | |
3560 | (bp->com_ticks_int << 16) | bp->com_ticks); | |
3561 | ||
3562 | REG_WR(bp, BNX2_HC_CMD_TICKS, | |
3563 | (bp->cmd_ticks_int << 16) | bp->cmd_ticks); | |
3564 | ||
3565 | REG_WR(bp, BNX2_HC_STATS_TICKS, bp->stats_ticks & 0xffff00); | |
3566 | REG_WR(bp, BNX2_HC_STAT_COLLECT_TICKS, 0xbb8); /* 3ms */ | |
3567 | ||
3568 | if (CHIP_ID(bp) == CHIP_ID_5706_A1) | |
3569 | REG_WR(bp, BNX2_HC_CONFIG, BNX2_HC_CONFIG_COLLECT_STATS); | |
3570 | else { | |
3571 | REG_WR(bp, BNX2_HC_CONFIG, BNX2_HC_CONFIG_RX_TMR_MODE | | |
3572 | BNX2_HC_CONFIG_TX_TMR_MODE | | |
3573 | BNX2_HC_CONFIG_COLLECT_STATS); | |
3574 | } | |
3575 | ||
3576 | /* Clear internal stats counters. */ | |
3577 | REG_WR(bp, BNX2_HC_COMMAND, BNX2_HC_COMMAND_CLR_STAT_NOW); | |
3578 | ||
3579 | REG_WR(bp, BNX2_HC_ATTN_BITS_ENABLE, STATUS_ATTN_BITS_LINK_STATE); | |
3580 | ||
e29054f9 MC |
3581 | if (REG_RD_IND(bp, bp->shmem_base + BNX2_PORT_FEATURE) & |
3582 | BNX2_PORT_FEATURE_ASF_ENABLED) | |
3583 | bp->flags |= ASF_ENABLE_FLAG; | |
3584 | ||
b6016b76 MC |
3585 | /* Initialize the receive filter. */ |
3586 | bnx2_set_rx_mode(bp->dev); | |
3587 | ||
b090ae2b MC |
3588 | rc = bnx2_fw_sync(bp, BNX2_DRV_MSG_DATA_WAIT2 | BNX2_DRV_MSG_CODE_RESET, |
3589 | 0); | |
b6016b76 MC |
3590 | |
3591 | REG_WR(bp, BNX2_MISC_ENABLE_SET_BITS, 0x5ffffff); | |
3592 | REG_RD(bp, BNX2_MISC_ENABLE_SET_BITS); | |
3593 | ||
3594 | udelay(20); | |
3595 | ||
bf5295bb MC |
3596 | bp->hc_cmd = REG_RD(bp, BNX2_HC_COMMAND); |
3597 | ||
b090ae2b | 3598 | return rc; |
b6016b76 MC |
3599 | } |
3600 | ||
59b47d8a MC |
3601 | static void |
3602 | bnx2_init_tx_context(struct bnx2 *bp, u32 cid) | |
3603 | { | |
3604 | u32 val, offset0, offset1, offset2, offset3; | |
3605 | ||
3606 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { | |
3607 | offset0 = BNX2_L2CTX_TYPE_XI; | |
3608 | offset1 = BNX2_L2CTX_CMD_TYPE_XI; | |
3609 | offset2 = BNX2_L2CTX_TBDR_BHADDR_HI_XI; | |
3610 | offset3 = BNX2_L2CTX_TBDR_BHADDR_LO_XI; | |
3611 | } else { | |
3612 | offset0 = BNX2_L2CTX_TYPE; | |
3613 | offset1 = BNX2_L2CTX_CMD_TYPE; | |
3614 | offset2 = BNX2_L2CTX_TBDR_BHADDR_HI; | |
3615 | offset3 = BNX2_L2CTX_TBDR_BHADDR_LO; | |
3616 | } | |
3617 | val = BNX2_L2CTX_TYPE_TYPE_L2 | BNX2_L2CTX_TYPE_SIZE_L2; | |
3618 | CTX_WR(bp, GET_CID_ADDR(cid), offset0, val); | |
3619 | ||
3620 | val = BNX2_L2CTX_CMD_TYPE_TYPE_L2 | (8 << 16); | |
3621 | CTX_WR(bp, GET_CID_ADDR(cid), offset1, val); | |
3622 | ||
3623 | val = (u64) bp->tx_desc_mapping >> 32; | |
3624 | CTX_WR(bp, GET_CID_ADDR(cid), offset2, val); | |
3625 | ||
3626 | val = (u64) bp->tx_desc_mapping & 0xffffffff; | |
3627 | CTX_WR(bp, GET_CID_ADDR(cid), offset3, val); | |
3628 | } | |
b6016b76 MC |
3629 | |
3630 | static void | |
3631 | bnx2_init_tx_ring(struct bnx2 *bp) | |
3632 | { | |
3633 | struct tx_bd *txbd; | |
59b47d8a | 3634 | u32 cid; |
b6016b76 | 3635 | |
2f8af120 MC |
3636 | bp->tx_wake_thresh = bp->tx_ring_size / 2; |
3637 | ||
b6016b76 | 3638 | txbd = &bp->tx_desc_ring[MAX_TX_DESC_CNT]; |
6aa20a22 | 3639 | |
b6016b76 MC |
3640 | txbd->tx_bd_haddr_hi = (u64) bp->tx_desc_mapping >> 32; |
3641 | txbd->tx_bd_haddr_lo = (u64) bp->tx_desc_mapping & 0xffffffff; | |
3642 | ||
3643 | bp->tx_prod = 0; | |
3644 | bp->tx_cons = 0; | |
f4e418f7 | 3645 | bp->hw_tx_cons = 0; |
b6016b76 | 3646 | bp->tx_prod_bseq = 0; |
6aa20a22 | 3647 | |
59b47d8a MC |
3648 | cid = TX_CID; |
3649 | bp->tx_bidx_addr = MB_GET_CID_ADDR(cid) + BNX2_L2CTX_TX_HOST_BIDX; | |
3650 | bp->tx_bseq_addr = MB_GET_CID_ADDR(cid) + BNX2_L2CTX_TX_HOST_BSEQ; | |
b6016b76 | 3651 | |
59b47d8a | 3652 | bnx2_init_tx_context(bp, cid); |
b6016b76 MC |
3653 | } |
3654 | ||
3655 | static void | |
3656 | bnx2_init_rx_ring(struct bnx2 *bp) | |
3657 | { | |
3658 | struct rx_bd *rxbd; | |
3659 | int i; | |
6aa20a22 | 3660 | u16 prod, ring_prod; |
b6016b76 MC |
3661 | u32 val; |
3662 | ||
3663 | /* 8 for CRC and VLAN */ | |
3664 | bp->rx_buf_use_size = bp->dev->mtu + ETH_HLEN + bp->rx_offset + 8; | |
59b47d8a MC |
3665 | /* hw alignment */ |
3666 | bp->rx_buf_size = bp->rx_buf_use_size + BNX2_RX_ALIGN; | |
b6016b76 MC |
3667 | |
3668 | ring_prod = prod = bp->rx_prod = 0; | |
3669 | bp->rx_cons = 0; | |
f4e418f7 | 3670 | bp->hw_rx_cons = 0; |
b6016b76 | 3671 | bp->rx_prod_bseq = 0; |
6aa20a22 | 3672 | |
13daffa2 MC |
3673 | for (i = 0; i < bp->rx_max_ring; i++) { |
3674 | int j; | |
b6016b76 | 3675 | |
13daffa2 MC |
3676 | rxbd = &bp->rx_desc_ring[i][0]; |
3677 | for (j = 0; j < MAX_RX_DESC_CNT; j++, rxbd++) { | |
3678 | rxbd->rx_bd_len = bp->rx_buf_use_size; | |
3679 | rxbd->rx_bd_flags = RX_BD_FLAGS_START | RX_BD_FLAGS_END; | |
3680 | } | |
3681 | if (i == (bp->rx_max_ring - 1)) | |
3682 | j = 0; | |
3683 | else | |
3684 | j = i + 1; | |
3685 | rxbd->rx_bd_haddr_hi = (u64) bp->rx_desc_mapping[j] >> 32; | |
3686 | rxbd->rx_bd_haddr_lo = (u64) bp->rx_desc_mapping[j] & | |
3687 | 0xffffffff; | |
3688 | } | |
b6016b76 MC |
3689 | |
3690 | val = BNX2_L2CTX_CTX_TYPE_CTX_BD_CHN_TYPE_VALUE; | |
3691 | val |= BNX2_L2CTX_CTX_TYPE_SIZE_L2; | |
3692 | val |= 0x02 << 8; | |
3693 | CTX_WR(bp, GET_CID_ADDR(RX_CID), BNX2_L2CTX_CTX_TYPE, val); | |
3694 | ||
13daffa2 | 3695 | val = (u64) bp->rx_desc_mapping[0] >> 32; |
b6016b76 MC |
3696 | CTX_WR(bp, GET_CID_ADDR(RX_CID), BNX2_L2CTX_NX_BDHADDR_HI, val); |
3697 | ||
13daffa2 | 3698 | val = (u64) bp->rx_desc_mapping[0] & 0xffffffff; |
b6016b76 MC |
3699 | CTX_WR(bp, GET_CID_ADDR(RX_CID), BNX2_L2CTX_NX_BDHADDR_LO, val); |
3700 | ||
236b6394 | 3701 | for (i = 0; i < bp->rx_ring_size; i++) { |
b6016b76 MC |
3702 | if (bnx2_alloc_rx_skb(bp, ring_prod) < 0) { |
3703 | break; | |
3704 | } | |
3705 | prod = NEXT_RX_BD(prod); | |
3706 | ring_prod = RX_RING_IDX(prod); | |
3707 | } | |
3708 | bp->rx_prod = prod; | |
3709 | ||
3710 | REG_WR16(bp, MB_RX_CID_ADDR + BNX2_L2CTX_HOST_BDIDX, prod); | |
3711 | ||
3712 | REG_WR(bp, MB_RX_CID_ADDR + BNX2_L2CTX_HOST_BSEQ, bp->rx_prod_bseq); | |
3713 | } | |
3714 | ||
13daffa2 MC |
3715 | static void |
3716 | bnx2_set_rx_ring_size(struct bnx2 *bp, u32 size) | |
3717 | { | |
3718 | u32 num_rings, max; | |
3719 | ||
3720 | bp->rx_ring_size = size; | |
3721 | num_rings = 1; | |
3722 | while (size > MAX_RX_DESC_CNT) { | |
3723 | size -= MAX_RX_DESC_CNT; | |
3724 | num_rings++; | |
3725 | } | |
3726 | /* round to next power of 2 */ | |
3727 | max = MAX_RX_RINGS; | |
3728 | while ((max & num_rings) == 0) | |
3729 | max >>= 1; | |
3730 | ||
3731 | if (num_rings != max) | |
3732 | max <<= 1; | |
3733 | ||
3734 | bp->rx_max_ring = max; | |
3735 | bp->rx_max_ring_idx = (bp->rx_max_ring * RX_DESC_CNT) - 1; | |
3736 | } | |
3737 | ||
b6016b76 MC |
3738 | static void |
3739 | bnx2_free_tx_skbs(struct bnx2 *bp) | |
3740 | { | |
3741 | int i; | |
3742 | ||
3743 | if (bp->tx_buf_ring == NULL) | |
3744 | return; | |
3745 | ||
3746 | for (i = 0; i < TX_DESC_CNT; ) { | |
3747 | struct sw_bd *tx_buf = &bp->tx_buf_ring[i]; | |
3748 | struct sk_buff *skb = tx_buf->skb; | |
3749 | int j, last; | |
3750 | ||
3751 | if (skb == NULL) { | |
3752 | i++; | |
3753 | continue; | |
3754 | } | |
3755 | ||
3756 | pci_unmap_single(bp->pdev, pci_unmap_addr(tx_buf, mapping), | |
3757 | skb_headlen(skb), PCI_DMA_TODEVICE); | |
3758 | ||
3759 | tx_buf->skb = NULL; | |
3760 | ||
3761 | last = skb_shinfo(skb)->nr_frags; | |
3762 | for (j = 0; j < last; j++) { | |
3763 | tx_buf = &bp->tx_buf_ring[i + j + 1]; | |
3764 | pci_unmap_page(bp->pdev, | |
3765 | pci_unmap_addr(tx_buf, mapping), | |
3766 | skb_shinfo(skb)->frags[j].size, | |
3767 | PCI_DMA_TODEVICE); | |
3768 | } | |
745720e5 | 3769 | dev_kfree_skb(skb); |
b6016b76 MC |
3770 | i += j + 1; |
3771 | } | |
3772 | ||
3773 | } | |
3774 | ||
3775 | static void | |
3776 | bnx2_free_rx_skbs(struct bnx2 *bp) | |
3777 | { | |
3778 | int i; | |
3779 | ||
3780 | if (bp->rx_buf_ring == NULL) | |
3781 | return; | |
3782 | ||
13daffa2 | 3783 | for (i = 0; i < bp->rx_max_ring_idx; i++) { |
b6016b76 MC |
3784 | struct sw_bd *rx_buf = &bp->rx_buf_ring[i]; |
3785 | struct sk_buff *skb = rx_buf->skb; | |
3786 | ||
05d0f1cf | 3787 | if (skb == NULL) |
b6016b76 MC |
3788 | continue; |
3789 | ||
3790 | pci_unmap_single(bp->pdev, pci_unmap_addr(rx_buf, mapping), | |
3791 | bp->rx_buf_use_size, PCI_DMA_FROMDEVICE); | |
3792 | ||
3793 | rx_buf->skb = NULL; | |
3794 | ||
745720e5 | 3795 | dev_kfree_skb(skb); |
b6016b76 MC |
3796 | } |
3797 | } | |
3798 | ||
3799 | static void | |
3800 | bnx2_free_skbs(struct bnx2 *bp) | |
3801 | { | |
3802 | bnx2_free_tx_skbs(bp); | |
3803 | bnx2_free_rx_skbs(bp); | |
3804 | } | |
3805 | ||
3806 | static int | |
3807 | bnx2_reset_nic(struct bnx2 *bp, u32 reset_code) | |
3808 | { | |
3809 | int rc; | |
3810 | ||
3811 | rc = bnx2_reset_chip(bp, reset_code); | |
3812 | bnx2_free_skbs(bp); | |
3813 | if (rc) | |
3814 | return rc; | |
3815 | ||
fba9fe91 MC |
3816 | if ((rc = bnx2_init_chip(bp)) != 0) |
3817 | return rc; | |
3818 | ||
b6016b76 MC |
3819 | bnx2_init_tx_ring(bp); |
3820 | bnx2_init_rx_ring(bp); | |
3821 | return 0; | |
3822 | } | |
3823 | ||
3824 | static int | |
3825 | bnx2_init_nic(struct bnx2 *bp) | |
3826 | { | |
3827 | int rc; | |
3828 | ||
3829 | if ((rc = bnx2_reset_nic(bp, BNX2_DRV_MSG_CODE_RESET)) != 0) | |
3830 | return rc; | |
3831 | ||
80be4434 | 3832 | spin_lock_bh(&bp->phy_lock); |
b6016b76 | 3833 | bnx2_init_phy(bp); |
80be4434 | 3834 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
3835 | bnx2_set_link(bp); |
3836 | return 0; | |
3837 | } | |
3838 | ||
3839 | static int | |
3840 | bnx2_test_registers(struct bnx2 *bp) | |
3841 | { | |
3842 | int ret; | |
5bae30c9 | 3843 | int i, is_5709; |
f71e1309 | 3844 | static const struct { |
b6016b76 MC |
3845 | u16 offset; |
3846 | u16 flags; | |
5bae30c9 | 3847 | #define BNX2_FL_NOT_5709 1 |
b6016b76 MC |
3848 | u32 rw_mask; |
3849 | u32 ro_mask; | |
3850 | } reg_tbl[] = { | |
3851 | { 0x006c, 0, 0x00000000, 0x0000003f }, | |
3852 | { 0x0090, 0, 0xffffffff, 0x00000000 }, | |
3853 | { 0x0094, 0, 0x00000000, 0x00000000 }, | |
3854 | ||
5bae30c9 MC |
3855 | { 0x0404, BNX2_FL_NOT_5709, 0x00003f00, 0x00000000 }, |
3856 | { 0x0418, BNX2_FL_NOT_5709, 0x00000000, 0xffffffff }, | |
3857 | { 0x041c, BNX2_FL_NOT_5709, 0x00000000, 0xffffffff }, | |
3858 | { 0x0420, BNX2_FL_NOT_5709, 0x00000000, 0x80ffffff }, | |
3859 | { 0x0424, BNX2_FL_NOT_5709, 0x00000000, 0x00000000 }, | |
3860 | { 0x0428, BNX2_FL_NOT_5709, 0x00000000, 0x00000001 }, | |
3861 | { 0x0450, BNX2_FL_NOT_5709, 0x00000000, 0x0000ffff }, | |
3862 | { 0x0454, BNX2_FL_NOT_5709, 0x00000000, 0xffffffff }, | |
3863 | { 0x0458, BNX2_FL_NOT_5709, 0x00000000, 0xffffffff }, | |
3864 | ||
3865 | { 0x0808, BNX2_FL_NOT_5709, 0x00000000, 0xffffffff }, | |
3866 | { 0x0854, BNX2_FL_NOT_5709, 0x00000000, 0xffffffff }, | |
3867 | { 0x0868, BNX2_FL_NOT_5709, 0x00000000, 0x77777777 }, | |
3868 | { 0x086c, BNX2_FL_NOT_5709, 0x00000000, 0x77777777 }, | |
3869 | { 0x0870, BNX2_FL_NOT_5709, 0x00000000, 0x77777777 }, | |
3870 | { 0x0874, BNX2_FL_NOT_5709, 0x00000000, 0x77777777 }, | |
3871 | ||
3872 | { 0x0c00, BNX2_FL_NOT_5709, 0x00000000, 0x00000001 }, | |
3873 | { 0x0c04, BNX2_FL_NOT_5709, 0x00000000, 0x03ff0001 }, | |
3874 | { 0x0c08, BNX2_FL_NOT_5709, 0x0f0ff073, 0x00000000 }, | |
b6016b76 MC |
3875 | |
3876 | { 0x1000, 0, 0x00000000, 0x00000001 }, | |
3877 | { 0x1004, 0, 0x00000000, 0x000f0001 }, | |
b6016b76 MC |
3878 | |
3879 | { 0x1408, 0, 0x01c00800, 0x00000000 }, | |
3880 | { 0x149c, 0, 0x8000ffff, 0x00000000 }, | |
3881 | { 0x14a8, 0, 0x00000000, 0x000001ff }, | |
5b0c76ad | 3882 | { 0x14ac, 0, 0x0fffffff, 0x10000000 }, |
b6016b76 MC |
3883 | { 0x14b0, 0, 0x00000002, 0x00000001 }, |
3884 | { 0x14b8, 0, 0x00000000, 0x00000000 }, | |
3885 | { 0x14c0, 0, 0x00000000, 0x00000009 }, | |
3886 | { 0x14c4, 0, 0x00003fff, 0x00000000 }, | |
3887 | { 0x14cc, 0, 0x00000000, 0x00000001 }, | |
3888 | { 0x14d0, 0, 0xffffffff, 0x00000000 }, | |
b6016b76 MC |
3889 | |
3890 | { 0x1800, 0, 0x00000000, 0x00000001 }, | |
3891 | { 0x1804, 0, 0x00000000, 0x00000003 }, | |
b6016b76 MC |
3892 | |
3893 | { 0x2800, 0, 0x00000000, 0x00000001 }, | |
3894 | { 0x2804, 0, 0x00000000, 0x00003f01 }, | |
3895 | { 0x2808, 0, 0x0f3f3f03, 0x00000000 }, | |
3896 | { 0x2810, 0, 0xffff0000, 0x00000000 }, | |
3897 | { 0x2814, 0, 0xffff0000, 0x00000000 }, | |
3898 | { 0x2818, 0, 0xffff0000, 0x00000000 }, | |
3899 | { 0x281c, 0, 0xffff0000, 0x00000000 }, | |
3900 | { 0x2834, 0, 0xffffffff, 0x00000000 }, | |
3901 | { 0x2840, 0, 0x00000000, 0xffffffff }, | |
3902 | { 0x2844, 0, 0x00000000, 0xffffffff }, | |
3903 | { 0x2848, 0, 0xffffffff, 0x00000000 }, | |
3904 | { 0x284c, 0, 0xf800f800, 0x07ff07ff }, | |
3905 | ||
3906 | { 0x2c00, 0, 0x00000000, 0x00000011 }, | |
3907 | { 0x2c04, 0, 0x00000000, 0x00030007 }, | |
3908 | ||
b6016b76 MC |
3909 | { 0x3c00, 0, 0x00000000, 0x00000001 }, |
3910 | { 0x3c04, 0, 0x00000000, 0x00070000 }, | |
3911 | { 0x3c08, 0, 0x00007f71, 0x07f00000 }, | |
3912 | { 0x3c0c, 0, 0x1f3ffffc, 0x00000000 }, | |
3913 | { 0x3c10, 0, 0xffffffff, 0x00000000 }, | |
3914 | { 0x3c14, 0, 0x00000000, 0xffffffff }, | |
3915 | { 0x3c18, 0, 0x00000000, 0xffffffff }, | |
3916 | { 0x3c1c, 0, 0xfffff000, 0x00000000 }, | |
3917 | { 0x3c20, 0, 0xffffff00, 0x00000000 }, | |
b6016b76 MC |
3918 | |
3919 | { 0x5004, 0, 0x00000000, 0x0000007f }, | |
3920 | { 0x5008, 0, 0x0f0007ff, 0x00000000 }, | |
b6016b76 | 3921 | |
b6016b76 MC |
3922 | { 0x5c00, 0, 0x00000000, 0x00000001 }, |
3923 | { 0x5c04, 0, 0x00000000, 0x0003000f }, | |
3924 | { 0x5c08, 0, 0x00000003, 0x00000000 }, | |
3925 | { 0x5c0c, 0, 0x0000fff8, 0x00000000 }, | |
3926 | { 0x5c10, 0, 0x00000000, 0xffffffff }, | |
3927 | { 0x5c80, 0, 0x00000000, 0x0f7113f1 }, | |
3928 | { 0x5c84, 0, 0x00000000, 0x0000f333 }, | |
3929 | { 0x5c88, 0, 0x00000000, 0x00077373 }, | |
3930 | { 0x5c8c, 0, 0x00000000, 0x0007f737 }, | |
3931 | ||
3932 | { 0x6808, 0, 0x0000ff7f, 0x00000000 }, | |
3933 | { 0x680c, 0, 0xffffffff, 0x00000000 }, | |
3934 | { 0x6810, 0, 0xffffffff, 0x00000000 }, | |
3935 | { 0x6814, 0, 0xffffffff, 0x00000000 }, | |
3936 | { 0x6818, 0, 0xffffffff, 0x00000000 }, | |
3937 | { 0x681c, 0, 0xffffffff, 0x00000000 }, | |
3938 | { 0x6820, 0, 0x00ff00ff, 0x00000000 }, | |
3939 | { 0x6824, 0, 0x00ff00ff, 0x00000000 }, | |
3940 | { 0x6828, 0, 0x00ff00ff, 0x00000000 }, | |
3941 | { 0x682c, 0, 0x03ff03ff, 0x00000000 }, | |
3942 | { 0x6830, 0, 0x03ff03ff, 0x00000000 }, | |
3943 | { 0x6834, 0, 0x03ff03ff, 0x00000000 }, | |
3944 | { 0x6838, 0, 0x03ff03ff, 0x00000000 }, | |
3945 | { 0x683c, 0, 0x0000ffff, 0x00000000 }, | |
3946 | { 0x6840, 0, 0x00000ff0, 0x00000000 }, | |
3947 | { 0x6844, 0, 0x00ffff00, 0x00000000 }, | |
3948 | { 0x684c, 0, 0xffffffff, 0x00000000 }, | |
3949 | { 0x6850, 0, 0x7f7f7f7f, 0x00000000 }, | |
3950 | { 0x6854, 0, 0x7f7f7f7f, 0x00000000 }, | |
3951 | { 0x6858, 0, 0x7f7f7f7f, 0x00000000 }, | |
3952 | { 0x685c, 0, 0x7f7f7f7f, 0x00000000 }, | |
3953 | { 0x6908, 0, 0x00000000, 0x0001ff0f }, | |
3954 | { 0x690c, 0, 0x00000000, 0x0ffe00f0 }, | |
3955 | ||
3956 | { 0xffff, 0, 0x00000000, 0x00000000 }, | |
3957 | }; | |
3958 | ||
3959 | ret = 0; | |
5bae30c9 MC |
3960 | is_5709 = 0; |
3961 | if (CHIP_NUM(bp) == CHIP_NUM_5709) | |
3962 | is_5709 = 1; | |
3963 | ||
b6016b76 MC |
3964 | for (i = 0; reg_tbl[i].offset != 0xffff; i++) { |
3965 | u32 offset, rw_mask, ro_mask, save_val, val; | |
5bae30c9 MC |
3966 | u16 flags = reg_tbl[i].flags; |
3967 | ||
3968 | if (is_5709 && (flags & BNX2_FL_NOT_5709)) | |
3969 | continue; | |
b6016b76 MC |
3970 | |
3971 | offset = (u32) reg_tbl[i].offset; | |
3972 | rw_mask = reg_tbl[i].rw_mask; | |
3973 | ro_mask = reg_tbl[i].ro_mask; | |
3974 | ||
14ab9b86 | 3975 | save_val = readl(bp->regview + offset); |
b6016b76 | 3976 | |
14ab9b86 | 3977 | writel(0, bp->regview + offset); |
b6016b76 | 3978 | |
14ab9b86 | 3979 | val = readl(bp->regview + offset); |
b6016b76 MC |
3980 | if ((val & rw_mask) != 0) { |
3981 | goto reg_test_err; | |
3982 | } | |
3983 | ||
3984 | if ((val & ro_mask) != (save_val & ro_mask)) { | |
3985 | goto reg_test_err; | |
3986 | } | |
3987 | ||
14ab9b86 | 3988 | writel(0xffffffff, bp->regview + offset); |
b6016b76 | 3989 | |
14ab9b86 | 3990 | val = readl(bp->regview + offset); |
b6016b76 MC |
3991 | if ((val & rw_mask) != rw_mask) { |
3992 | goto reg_test_err; | |
3993 | } | |
3994 | ||
3995 | if ((val & ro_mask) != (save_val & ro_mask)) { | |
3996 | goto reg_test_err; | |
3997 | } | |
3998 | ||
14ab9b86 | 3999 | writel(save_val, bp->regview + offset); |
b6016b76 MC |
4000 | continue; |
4001 | ||
4002 | reg_test_err: | |
14ab9b86 | 4003 | writel(save_val, bp->regview + offset); |
b6016b76 MC |
4004 | ret = -ENODEV; |
4005 | break; | |
4006 | } | |
4007 | return ret; | |
4008 | } | |
4009 | ||
4010 | static int | |
4011 | bnx2_do_mem_test(struct bnx2 *bp, u32 start, u32 size) | |
4012 | { | |
f71e1309 | 4013 | static const u32 test_pattern[] = { 0x00000000, 0xffffffff, 0x55555555, |
b6016b76 MC |
4014 | 0xaaaaaaaa , 0xaa55aa55, 0x55aa55aa }; |
4015 | int i; | |
4016 | ||
4017 | for (i = 0; i < sizeof(test_pattern) / 4; i++) { | |
4018 | u32 offset; | |
4019 | ||
4020 | for (offset = 0; offset < size; offset += 4) { | |
4021 | ||
4022 | REG_WR_IND(bp, start + offset, test_pattern[i]); | |
4023 | ||
4024 | if (REG_RD_IND(bp, start + offset) != | |
4025 | test_pattern[i]) { | |
4026 | return -ENODEV; | |
4027 | } | |
4028 | } | |
4029 | } | |
4030 | return 0; | |
4031 | } | |
4032 | ||
4033 | static int | |
4034 | bnx2_test_memory(struct bnx2 *bp) | |
4035 | { | |
4036 | int ret = 0; | |
4037 | int i; | |
5bae30c9 | 4038 | static struct mem_entry { |
b6016b76 MC |
4039 | u32 offset; |
4040 | u32 len; | |
5bae30c9 | 4041 | } mem_tbl_5706[] = { |
b6016b76 | 4042 | { 0x60000, 0x4000 }, |
5b0c76ad | 4043 | { 0xa0000, 0x3000 }, |
b6016b76 MC |
4044 | { 0xe0000, 0x4000 }, |
4045 | { 0x120000, 0x4000 }, | |
4046 | { 0x1a0000, 0x4000 }, | |
4047 | { 0x160000, 0x4000 }, | |
4048 | { 0xffffffff, 0 }, | |
5bae30c9 MC |
4049 | }, |
4050 | mem_tbl_5709[] = { | |
4051 | { 0x60000, 0x4000 }, | |
4052 | { 0xa0000, 0x3000 }, | |
4053 | { 0xe0000, 0x4000 }, | |
4054 | { 0x120000, 0x4000 }, | |
4055 | { 0x1a0000, 0x4000 }, | |
4056 | { 0xffffffff, 0 }, | |
b6016b76 | 4057 | }; |
5bae30c9 MC |
4058 | struct mem_entry *mem_tbl; |
4059 | ||
4060 | if (CHIP_NUM(bp) == CHIP_NUM_5709) | |
4061 | mem_tbl = mem_tbl_5709; | |
4062 | else | |
4063 | mem_tbl = mem_tbl_5706; | |
b6016b76 MC |
4064 | |
4065 | for (i = 0; mem_tbl[i].offset != 0xffffffff; i++) { | |
4066 | if ((ret = bnx2_do_mem_test(bp, mem_tbl[i].offset, | |
4067 | mem_tbl[i].len)) != 0) { | |
4068 | return ret; | |
4069 | } | |
4070 | } | |
6aa20a22 | 4071 | |
b6016b76 MC |
4072 | return ret; |
4073 | } | |
4074 | ||
bc5a0690 MC |
4075 | #define BNX2_MAC_LOOPBACK 0 |
4076 | #define BNX2_PHY_LOOPBACK 1 | |
4077 | ||
b6016b76 | 4078 | static int |
bc5a0690 | 4079 | bnx2_run_loopback(struct bnx2 *bp, int loopback_mode) |
b6016b76 MC |
4080 | { |
4081 | unsigned int pkt_size, num_pkts, i; | |
4082 | struct sk_buff *skb, *rx_skb; | |
4083 | unsigned char *packet; | |
bc5a0690 | 4084 | u16 rx_start_idx, rx_idx; |
b6016b76 MC |
4085 | dma_addr_t map; |
4086 | struct tx_bd *txbd; | |
4087 | struct sw_bd *rx_buf; | |
4088 | struct l2_fhdr *rx_hdr; | |
4089 | int ret = -ENODEV; | |
4090 | ||
bc5a0690 MC |
4091 | if (loopback_mode == BNX2_MAC_LOOPBACK) { |
4092 | bp->loopback = MAC_LOOPBACK; | |
4093 | bnx2_set_mac_loopback(bp); | |
4094 | } | |
4095 | else if (loopback_mode == BNX2_PHY_LOOPBACK) { | |
80be4434 | 4096 | bp->loopback = PHY_LOOPBACK; |
bc5a0690 MC |
4097 | bnx2_set_phy_loopback(bp); |
4098 | } | |
4099 | else | |
4100 | return -EINVAL; | |
b6016b76 MC |
4101 | |
4102 | pkt_size = 1514; | |
932f3772 | 4103 | skb = netdev_alloc_skb(bp->dev, pkt_size); |
b6cbc3b6 JL |
4104 | if (!skb) |
4105 | return -ENOMEM; | |
b6016b76 | 4106 | packet = skb_put(skb, pkt_size); |
6634292b | 4107 | memcpy(packet, bp->dev->dev_addr, 6); |
b6016b76 MC |
4108 | memset(packet + 6, 0x0, 8); |
4109 | for (i = 14; i < pkt_size; i++) | |
4110 | packet[i] = (unsigned char) (i & 0xff); | |
4111 | ||
4112 | map = pci_map_single(bp->pdev, skb->data, pkt_size, | |
4113 | PCI_DMA_TODEVICE); | |
4114 | ||
bf5295bb MC |
4115 | REG_WR(bp, BNX2_HC_COMMAND, |
4116 | bp->hc_cmd | BNX2_HC_COMMAND_COAL_NOW_WO_INT); | |
4117 | ||
b6016b76 MC |
4118 | REG_RD(bp, BNX2_HC_COMMAND); |
4119 | ||
4120 | udelay(5); | |
4121 | rx_start_idx = bp->status_blk->status_rx_quick_consumer_index0; | |
4122 | ||
b6016b76 MC |
4123 | num_pkts = 0; |
4124 | ||
bc5a0690 | 4125 | txbd = &bp->tx_desc_ring[TX_RING_IDX(bp->tx_prod)]; |
b6016b76 MC |
4126 | |
4127 | txbd->tx_bd_haddr_hi = (u64) map >> 32; | |
4128 | txbd->tx_bd_haddr_lo = (u64) map & 0xffffffff; | |
4129 | txbd->tx_bd_mss_nbytes = pkt_size; | |
4130 | txbd->tx_bd_vlan_tag_flags = TX_BD_FLAGS_START | TX_BD_FLAGS_END; | |
4131 | ||
4132 | num_pkts++; | |
bc5a0690 MC |
4133 | bp->tx_prod = NEXT_TX_BD(bp->tx_prod); |
4134 | bp->tx_prod_bseq += pkt_size; | |
b6016b76 | 4135 | |
234754d5 MC |
4136 | REG_WR16(bp, bp->tx_bidx_addr, bp->tx_prod); |
4137 | REG_WR(bp, bp->tx_bseq_addr, bp->tx_prod_bseq); | |
b6016b76 MC |
4138 | |
4139 | udelay(100); | |
4140 | ||
bf5295bb MC |
4141 | REG_WR(bp, BNX2_HC_COMMAND, |
4142 | bp->hc_cmd | BNX2_HC_COMMAND_COAL_NOW_WO_INT); | |
4143 | ||
b6016b76 MC |
4144 | REG_RD(bp, BNX2_HC_COMMAND); |
4145 | ||
4146 | udelay(5); | |
4147 | ||
4148 | pci_unmap_single(bp->pdev, map, pkt_size, PCI_DMA_TODEVICE); | |
745720e5 | 4149 | dev_kfree_skb(skb); |
b6016b76 | 4150 | |
bc5a0690 | 4151 | if (bp->status_blk->status_tx_quick_consumer_index0 != bp->tx_prod) { |
b6016b76 MC |
4152 | goto loopback_test_done; |
4153 | } | |
4154 | ||
4155 | rx_idx = bp->status_blk->status_rx_quick_consumer_index0; | |
4156 | if (rx_idx != rx_start_idx + num_pkts) { | |
4157 | goto loopback_test_done; | |
4158 | } | |
4159 | ||
4160 | rx_buf = &bp->rx_buf_ring[rx_start_idx]; | |
4161 | rx_skb = rx_buf->skb; | |
4162 | ||
4163 | rx_hdr = (struct l2_fhdr *) rx_skb->data; | |
4164 | skb_reserve(rx_skb, bp->rx_offset); | |
4165 | ||
4166 | pci_dma_sync_single_for_cpu(bp->pdev, | |
4167 | pci_unmap_addr(rx_buf, mapping), | |
4168 | bp->rx_buf_size, PCI_DMA_FROMDEVICE); | |
4169 | ||
ade2bfe7 | 4170 | if (rx_hdr->l2_fhdr_status & |
b6016b76 MC |
4171 | (L2_FHDR_ERRORS_BAD_CRC | |
4172 | L2_FHDR_ERRORS_PHY_DECODE | | |
4173 | L2_FHDR_ERRORS_ALIGNMENT | | |
4174 | L2_FHDR_ERRORS_TOO_SHORT | | |
4175 | L2_FHDR_ERRORS_GIANT_FRAME)) { | |
4176 | ||
4177 | goto loopback_test_done; | |
4178 | } | |
4179 | ||
4180 | if ((rx_hdr->l2_fhdr_pkt_len - 4) != pkt_size) { | |
4181 | goto loopback_test_done; | |
4182 | } | |
4183 | ||
4184 | for (i = 14; i < pkt_size; i++) { | |
4185 | if (*(rx_skb->data + i) != (unsigned char) (i & 0xff)) { | |
4186 | goto loopback_test_done; | |
4187 | } | |
4188 | } | |
4189 | ||
4190 | ret = 0; | |
4191 | ||
4192 | loopback_test_done: | |
4193 | bp->loopback = 0; | |
4194 | return ret; | |
4195 | } | |
4196 | ||
bc5a0690 MC |
4197 | #define BNX2_MAC_LOOPBACK_FAILED 1 |
4198 | #define BNX2_PHY_LOOPBACK_FAILED 2 | |
4199 | #define BNX2_LOOPBACK_FAILED (BNX2_MAC_LOOPBACK_FAILED | \ | |
4200 | BNX2_PHY_LOOPBACK_FAILED) | |
4201 | ||
4202 | static int | |
4203 | bnx2_test_loopback(struct bnx2 *bp) | |
4204 | { | |
4205 | int rc = 0; | |
4206 | ||
4207 | if (!netif_running(bp->dev)) | |
4208 | return BNX2_LOOPBACK_FAILED; | |
4209 | ||
4210 | bnx2_reset_nic(bp, BNX2_DRV_MSG_CODE_RESET); | |
4211 | spin_lock_bh(&bp->phy_lock); | |
4212 | bnx2_init_phy(bp); | |
4213 | spin_unlock_bh(&bp->phy_lock); | |
4214 | if (bnx2_run_loopback(bp, BNX2_MAC_LOOPBACK)) | |
4215 | rc |= BNX2_MAC_LOOPBACK_FAILED; | |
4216 | if (bnx2_run_loopback(bp, BNX2_PHY_LOOPBACK)) | |
4217 | rc |= BNX2_PHY_LOOPBACK_FAILED; | |
4218 | return rc; | |
4219 | } | |
4220 | ||
b6016b76 MC |
4221 | #define NVRAM_SIZE 0x200 |
4222 | #define CRC32_RESIDUAL 0xdebb20e3 | |
4223 | ||
4224 | static int | |
4225 | bnx2_test_nvram(struct bnx2 *bp) | |
4226 | { | |
4227 | u32 buf[NVRAM_SIZE / 4]; | |
4228 | u8 *data = (u8 *) buf; | |
4229 | int rc = 0; | |
4230 | u32 magic, csum; | |
4231 | ||
4232 | if ((rc = bnx2_nvram_read(bp, 0, data, 4)) != 0) | |
4233 | goto test_nvram_done; | |
4234 | ||
4235 | magic = be32_to_cpu(buf[0]); | |
4236 | if (magic != 0x669955aa) { | |
4237 | rc = -ENODEV; | |
4238 | goto test_nvram_done; | |
4239 | } | |
4240 | ||
4241 | if ((rc = bnx2_nvram_read(bp, 0x100, data, NVRAM_SIZE)) != 0) | |
4242 | goto test_nvram_done; | |
4243 | ||
4244 | csum = ether_crc_le(0x100, data); | |
4245 | if (csum != CRC32_RESIDUAL) { | |
4246 | rc = -ENODEV; | |
4247 | goto test_nvram_done; | |
4248 | } | |
4249 | ||
4250 | csum = ether_crc_le(0x100, data + 0x100); | |
4251 | if (csum != CRC32_RESIDUAL) { | |
4252 | rc = -ENODEV; | |
4253 | } | |
4254 | ||
4255 | test_nvram_done: | |
4256 | return rc; | |
4257 | } | |
4258 | ||
4259 | static int | |
4260 | bnx2_test_link(struct bnx2 *bp) | |
4261 | { | |
4262 | u32 bmsr; | |
4263 | ||
c770a65c | 4264 | spin_lock_bh(&bp->phy_lock); |
ca58c3af MC |
4265 | bnx2_read_phy(bp, bp->mii_bmsr, &bmsr); |
4266 | bnx2_read_phy(bp, bp->mii_bmsr, &bmsr); | |
c770a65c | 4267 | spin_unlock_bh(&bp->phy_lock); |
6aa20a22 | 4268 | |
b6016b76 MC |
4269 | if (bmsr & BMSR_LSTATUS) { |
4270 | return 0; | |
4271 | } | |
4272 | return -ENODEV; | |
4273 | } | |
4274 | ||
4275 | static int | |
4276 | bnx2_test_intr(struct bnx2 *bp) | |
4277 | { | |
4278 | int i; | |
b6016b76 MC |
4279 | u16 status_idx; |
4280 | ||
4281 | if (!netif_running(bp->dev)) | |
4282 | return -ENODEV; | |
4283 | ||
4284 | status_idx = REG_RD(bp, BNX2_PCICFG_INT_ACK_CMD) & 0xffff; | |
4285 | ||
4286 | /* This register is not touched during run-time. */ | |
bf5295bb | 4287 | REG_WR(bp, BNX2_HC_COMMAND, bp->hc_cmd | BNX2_HC_COMMAND_COAL_NOW); |
b6016b76 MC |
4288 | REG_RD(bp, BNX2_HC_COMMAND); |
4289 | ||
4290 | for (i = 0; i < 10; i++) { | |
4291 | if ((REG_RD(bp, BNX2_PCICFG_INT_ACK_CMD) & 0xffff) != | |
4292 | status_idx) { | |
4293 | ||
4294 | break; | |
4295 | } | |
4296 | ||
4297 | msleep_interruptible(10); | |
4298 | } | |
4299 | if (i < 10) | |
4300 | return 0; | |
4301 | ||
4302 | return -ENODEV; | |
4303 | } | |
4304 | ||
4305 | static void | |
48b01e2d | 4306 | bnx2_5706_serdes_timer(struct bnx2 *bp) |
b6016b76 | 4307 | { |
48b01e2d MC |
4308 | spin_lock(&bp->phy_lock); |
4309 | if (bp->serdes_an_pending) | |
4310 | bp->serdes_an_pending--; | |
4311 | else if ((bp->link_up == 0) && (bp->autoneg & AUTONEG_SPEED)) { | |
4312 | u32 bmcr; | |
b6016b76 | 4313 | |
48b01e2d | 4314 | bp->current_interval = bp->timer_interval; |
cd339a0e | 4315 | |
ca58c3af | 4316 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
b6016b76 | 4317 | |
48b01e2d MC |
4318 | if (bmcr & BMCR_ANENABLE) { |
4319 | u32 phy1, phy2; | |
b6016b76 | 4320 | |
48b01e2d MC |
4321 | bnx2_write_phy(bp, 0x1c, 0x7c00); |
4322 | bnx2_read_phy(bp, 0x1c, &phy1); | |
cea94db9 | 4323 | |
48b01e2d MC |
4324 | bnx2_write_phy(bp, 0x17, 0x0f01); |
4325 | bnx2_read_phy(bp, 0x15, &phy2); | |
4326 | bnx2_write_phy(bp, 0x17, 0x0f01); | |
4327 | bnx2_read_phy(bp, 0x15, &phy2); | |
b6016b76 | 4328 | |
48b01e2d MC |
4329 | if ((phy1 & 0x10) && /* SIGNAL DETECT */ |
4330 | !(phy2 & 0x20)) { /* no CONFIG */ | |
4331 | ||
4332 | bmcr &= ~BMCR_ANENABLE; | |
4333 | bmcr |= BMCR_SPEED1000 | BMCR_FULLDPLX; | |
ca58c3af | 4334 | bnx2_write_phy(bp, bp->mii_bmcr, bmcr); |
48b01e2d MC |
4335 | bp->phy_flags |= PHY_PARALLEL_DETECT_FLAG; |
4336 | } | |
b6016b76 | 4337 | } |
48b01e2d MC |
4338 | } |
4339 | else if ((bp->link_up) && (bp->autoneg & AUTONEG_SPEED) && | |
4340 | (bp->phy_flags & PHY_PARALLEL_DETECT_FLAG)) { | |
4341 | u32 phy2; | |
b6016b76 | 4342 | |
48b01e2d MC |
4343 | bnx2_write_phy(bp, 0x17, 0x0f01); |
4344 | bnx2_read_phy(bp, 0x15, &phy2); | |
4345 | if (phy2 & 0x20) { | |
4346 | u32 bmcr; | |
cd339a0e | 4347 | |
ca58c3af | 4348 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
48b01e2d | 4349 | bmcr |= BMCR_ANENABLE; |
ca58c3af | 4350 | bnx2_write_phy(bp, bp->mii_bmcr, bmcr); |
b6016b76 | 4351 | |
48b01e2d MC |
4352 | bp->phy_flags &= ~PHY_PARALLEL_DETECT_FLAG; |
4353 | } | |
4354 | } else | |
4355 | bp->current_interval = bp->timer_interval; | |
b6016b76 | 4356 | |
48b01e2d MC |
4357 | spin_unlock(&bp->phy_lock); |
4358 | } | |
b6016b76 | 4359 | |
f8dd064e MC |
4360 | static void |
4361 | bnx2_5708_serdes_timer(struct bnx2 *bp) | |
4362 | { | |
4363 | if ((bp->phy_flags & PHY_2_5G_CAPABLE_FLAG) == 0) { | |
4364 | bp->serdes_an_pending = 0; | |
4365 | return; | |
4366 | } | |
b6016b76 | 4367 | |
f8dd064e MC |
4368 | spin_lock(&bp->phy_lock); |
4369 | if (bp->serdes_an_pending) | |
4370 | bp->serdes_an_pending--; | |
4371 | else if ((bp->link_up == 0) && (bp->autoneg & AUTONEG_SPEED)) { | |
4372 | u32 bmcr; | |
b6016b76 | 4373 | |
ca58c3af | 4374 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
f8dd064e | 4375 | if (bmcr & BMCR_ANENABLE) { |
605a9e20 | 4376 | bnx2_enable_forced_2g5(bp); |
f8dd064e MC |
4377 | bp->current_interval = SERDES_FORCED_TIMEOUT; |
4378 | } else { | |
605a9e20 | 4379 | bnx2_disable_forced_2g5(bp); |
f8dd064e MC |
4380 | bp->serdes_an_pending = 2; |
4381 | bp->current_interval = bp->timer_interval; | |
b6016b76 | 4382 | } |
b6016b76 | 4383 | |
f8dd064e MC |
4384 | } else |
4385 | bp->current_interval = bp->timer_interval; | |
b6016b76 | 4386 | |
f8dd064e MC |
4387 | spin_unlock(&bp->phy_lock); |
4388 | } | |
4389 | ||
48b01e2d MC |
4390 | static void |
4391 | bnx2_timer(unsigned long data) | |
4392 | { | |
4393 | struct bnx2 *bp = (struct bnx2 *) data; | |
4394 | u32 msg; | |
b6016b76 | 4395 | |
48b01e2d MC |
4396 | if (!netif_running(bp->dev)) |
4397 | return; | |
b6016b76 | 4398 | |
48b01e2d MC |
4399 | if (atomic_read(&bp->intr_sem) != 0) |
4400 | goto bnx2_restart_timer; | |
b6016b76 | 4401 | |
48b01e2d MC |
4402 | msg = (u32) ++bp->fw_drv_pulse_wr_seq; |
4403 | REG_WR_IND(bp, bp->shmem_base + BNX2_DRV_PULSE_MB, msg); | |
b6016b76 | 4404 | |
48b01e2d | 4405 | bp->stats_blk->stat_FwRxDrop = REG_RD_IND(bp, BNX2_FW_RX_DROP_COUNT); |
b6016b76 | 4406 | |
f8dd064e MC |
4407 | if (bp->phy_flags & PHY_SERDES_FLAG) { |
4408 | if (CHIP_NUM(bp) == CHIP_NUM_5706) | |
4409 | bnx2_5706_serdes_timer(bp); | |
4410 | else if (CHIP_NUM(bp) == CHIP_NUM_5708) | |
4411 | bnx2_5708_serdes_timer(bp); | |
b6016b76 MC |
4412 | } |
4413 | ||
4414 | bnx2_restart_timer: | |
cd339a0e | 4415 | mod_timer(&bp->timer, jiffies + bp->current_interval); |
b6016b76 MC |
4416 | } |
4417 | ||
4418 | /* Called with rtnl_lock */ | |
4419 | static int | |
4420 | bnx2_open(struct net_device *dev) | |
4421 | { | |
972ec0d4 | 4422 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
4423 | int rc; |
4424 | ||
1b2f922f MC |
4425 | netif_carrier_off(dev); |
4426 | ||
829ca9a3 | 4427 | bnx2_set_power_state(bp, PCI_D0); |
b6016b76 MC |
4428 | bnx2_disable_int(bp); |
4429 | ||
4430 | rc = bnx2_alloc_mem(bp); | |
4431 | if (rc) | |
4432 | return rc; | |
4433 | ||
4434 | if ((CHIP_ID(bp) != CHIP_ID_5706_A0) && | |
4435 | (CHIP_ID(bp) != CHIP_ID_5706_A1) && | |
4436 | !disable_msi) { | |
4437 | ||
4438 | if (pci_enable_msi(bp->pdev) == 0) { | |
4439 | bp->flags |= USING_MSI_FLAG; | |
4440 | rc = request_irq(bp->pdev->irq, bnx2_msi, 0, dev->name, | |
4441 | dev); | |
4442 | } | |
4443 | else { | |
4444 | rc = request_irq(bp->pdev->irq, bnx2_interrupt, | |
1fb9df5d | 4445 | IRQF_SHARED, dev->name, dev); |
b6016b76 MC |
4446 | } |
4447 | } | |
4448 | else { | |
1fb9df5d | 4449 | rc = request_irq(bp->pdev->irq, bnx2_interrupt, IRQF_SHARED, |
b6016b76 MC |
4450 | dev->name, dev); |
4451 | } | |
4452 | if (rc) { | |
4453 | bnx2_free_mem(bp); | |
4454 | return rc; | |
4455 | } | |
4456 | ||
4457 | rc = bnx2_init_nic(bp); | |
4458 | ||
4459 | if (rc) { | |
4460 | free_irq(bp->pdev->irq, dev); | |
4461 | if (bp->flags & USING_MSI_FLAG) { | |
4462 | pci_disable_msi(bp->pdev); | |
4463 | bp->flags &= ~USING_MSI_FLAG; | |
4464 | } | |
4465 | bnx2_free_skbs(bp); | |
4466 | bnx2_free_mem(bp); | |
4467 | return rc; | |
4468 | } | |
6aa20a22 | 4469 | |
cd339a0e | 4470 | mod_timer(&bp->timer, jiffies + bp->current_interval); |
b6016b76 MC |
4471 | |
4472 | atomic_set(&bp->intr_sem, 0); | |
4473 | ||
4474 | bnx2_enable_int(bp); | |
4475 | ||
4476 | if (bp->flags & USING_MSI_FLAG) { | |
4477 | /* Test MSI to make sure it is working | |
4478 | * If MSI test fails, go back to INTx mode | |
4479 | */ | |
4480 | if (bnx2_test_intr(bp) != 0) { | |
4481 | printk(KERN_WARNING PFX "%s: No interrupt was generated" | |
4482 | " using MSI, switching to INTx mode. Please" | |
4483 | " report this failure to the PCI maintainer" | |
4484 | " and include system chipset information.\n", | |
4485 | bp->dev->name); | |
4486 | ||
4487 | bnx2_disable_int(bp); | |
4488 | free_irq(bp->pdev->irq, dev); | |
4489 | pci_disable_msi(bp->pdev); | |
4490 | bp->flags &= ~USING_MSI_FLAG; | |
4491 | ||
4492 | rc = bnx2_init_nic(bp); | |
4493 | ||
4494 | if (!rc) { | |
4495 | rc = request_irq(bp->pdev->irq, bnx2_interrupt, | |
1fb9df5d | 4496 | IRQF_SHARED, dev->name, dev); |
b6016b76 MC |
4497 | } |
4498 | if (rc) { | |
4499 | bnx2_free_skbs(bp); | |
4500 | bnx2_free_mem(bp); | |
4501 | del_timer_sync(&bp->timer); | |
4502 | return rc; | |
4503 | } | |
4504 | bnx2_enable_int(bp); | |
4505 | } | |
4506 | } | |
4507 | if (bp->flags & USING_MSI_FLAG) { | |
4508 | printk(KERN_INFO PFX "%s: using MSI\n", dev->name); | |
4509 | } | |
4510 | ||
4511 | netif_start_queue(dev); | |
4512 | ||
4513 | return 0; | |
4514 | } | |
4515 | ||
4516 | static void | |
c4028958 | 4517 | bnx2_reset_task(struct work_struct *work) |
b6016b76 | 4518 | { |
c4028958 | 4519 | struct bnx2 *bp = container_of(work, struct bnx2, reset_task); |
b6016b76 | 4520 | |
afdc08b9 MC |
4521 | if (!netif_running(bp->dev)) |
4522 | return; | |
4523 | ||
4524 | bp->in_reset_task = 1; | |
b6016b76 MC |
4525 | bnx2_netif_stop(bp); |
4526 | ||
4527 | bnx2_init_nic(bp); | |
4528 | ||
4529 | atomic_set(&bp->intr_sem, 1); | |
4530 | bnx2_netif_start(bp); | |
afdc08b9 | 4531 | bp->in_reset_task = 0; |
b6016b76 MC |
4532 | } |
4533 | ||
4534 | static void | |
4535 | bnx2_tx_timeout(struct net_device *dev) | |
4536 | { | |
972ec0d4 | 4537 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
4538 | |
4539 | /* This allows the netif to be shutdown gracefully before resetting */ | |
4540 | schedule_work(&bp->reset_task); | |
4541 | } | |
4542 | ||
4543 | #ifdef BCM_VLAN | |
4544 | /* Called with rtnl_lock */ | |
4545 | static void | |
4546 | bnx2_vlan_rx_register(struct net_device *dev, struct vlan_group *vlgrp) | |
4547 | { | |
972ec0d4 | 4548 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
4549 | |
4550 | bnx2_netif_stop(bp); | |
4551 | ||
4552 | bp->vlgrp = vlgrp; | |
4553 | bnx2_set_rx_mode(dev); | |
4554 | ||
4555 | bnx2_netif_start(bp); | |
4556 | } | |
4557 | ||
4558 | /* Called with rtnl_lock */ | |
4559 | static void | |
4560 | bnx2_vlan_rx_kill_vid(struct net_device *dev, uint16_t vid) | |
4561 | { | |
972ec0d4 | 4562 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
4563 | |
4564 | bnx2_netif_stop(bp); | |
5c15bdec | 4565 | vlan_group_set_device(bp->vlgrp, vid, NULL); |
b6016b76 MC |
4566 | bnx2_set_rx_mode(dev); |
4567 | ||
4568 | bnx2_netif_start(bp); | |
4569 | } | |
4570 | #endif | |
4571 | ||
932ff279 | 4572 | /* Called with netif_tx_lock. |
2f8af120 MC |
4573 | * bnx2_tx_int() runs without netif_tx_lock unless it needs to call |
4574 | * netif_wake_queue(). | |
b6016b76 MC |
4575 | */ |
4576 | static int | |
4577 | bnx2_start_xmit(struct sk_buff *skb, struct net_device *dev) | |
4578 | { | |
972ec0d4 | 4579 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
4580 | dma_addr_t mapping; |
4581 | struct tx_bd *txbd; | |
4582 | struct sw_bd *tx_buf; | |
4583 | u32 len, vlan_tag_flags, last_frag, mss; | |
4584 | u16 prod, ring_prod; | |
4585 | int i; | |
4586 | ||
e89bbf10 | 4587 | if (unlikely(bnx2_tx_avail(bp) < (skb_shinfo(skb)->nr_frags + 1))) { |
b6016b76 MC |
4588 | netif_stop_queue(dev); |
4589 | printk(KERN_ERR PFX "%s: BUG! Tx ring full when queue awake!\n", | |
4590 | dev->name); | |
4591 | ||
4592 | return NETDEV_TX_BUSY; | |
4593 | } | |
4594 | len = skb_headlen(skb); | |
4595 | prod = bp->tx_prod; | |
4596 | ring_prod = TX_RING_IDX(prod); | |
4597 | ||
4598 | vlan_tag_flags = 0; | |
84fa7933 | 4599 | if (skb->ip_summed == CHECKSUM_PARTIAL) { |
b6016b76 MC |
4600 | vlan_tag_flags |= TX_BD_FLAGS_TCP_UDP_CKSUM; |
4601 | } | |
4602 | ||
4603 | if (bp->vlgrp != 0 && vlan_tx_tag_present(skb)) { | |
4604 | vlan_tag_flags |= | |
4605 | (TX_BD_FLAGS_VLAN_TAG | (vlan_tx_tag_get(skb) << 16)); | |
4606 | } | |
7967168c | 4607 | if ((mss = skb_shinfo(skb)->gso_size) && |
b6016b76 MC |
4608 | (skb->len > (bp->dev->mtu + ETH_HLEN))) { |
4609 | u32 tcp_opt_len, ip_tcp_len; | |
eddc9ec5 | 4610 | struct iphdr *iph; |
b6016b76 | 4611 | |
b6016b76 MC |
4612 | vlan_tag_flags |= TX_BD_FLAGS_SW_LSO; |
4613 | ||
4666f87a MC |
4614 | tcp_opt_len = tcp_optlen(skb); |
4615 | ||
4616 | if (skb_shinfo(skb)->gso_type & SKB_GSO_TCPV6) { | |
4617 | u32 tcp_off = skb_transport_offset(skb) - | |
4618 | sizeof(struct ipv6hdr) - ETH_HLEN; | |
ab6a5bb6 | 4619 | |
4666f87a MC |
4620 | vlan_tag_flags |= ((tcp_opt_len >> 2) << 8) | |
4621 | TX_BD_FLAGS_SW_FLAGS; | |
4622 | if (likely(tcp_off == 0)) | |
4623 | vlan_tag_flags &= ~TX_BD_FLAGS_TCP6_OFF0_MSK; | |
4624 | else { | |
4625 | tcp_off >>= 3; | |
4626 | vlan_tag_flags |= ((tcp_off & 0x3) << | |
4627 | TX_BD_FLAGS_TCP6_OFF0_SHL) | | |
4628 | ((tcp_off & 0x10) << | |
4629 | TX_BD_FLAGS_TCP6_OFF4_SHL); | |
4630 | mss |= (tcp_off & 0xc) << TX_BD_TCP6_OFF2_SHL; | |
4631 | } | |
4632 | } else { | |
4633 | if (skb_header_cloned(skb) && | |
4634 | pskb_expand_head(skb, 0, 0, GFP_ATOMIC)) { | |
4635 | dev_kfree_skb(skb); | |
4636 | return NETDEV_TX_OK; | |
4637 | } | |
b6016b76 | 4638 | |
4666f87a MC |
4639 | ip_tcp_len = ip_hdrlen(skb) + sizeof(struct tcphdr); |
4640 | ||
4641 | iph = ip_hdr(skb); | |
4642 | iph->check = 0; | |
4643 | iph->tot_len = htons(mss + ip_tcp_len + tcp_opt_len); | |
4644 | tcp_hdr(skb)->check = ~csum_tcpudp_magic(iph->saddr, | |
4645 | iph->daddr, 0, | |
4646 | IPPROTO_TCP, | |
4647 | 0); | |
4648 | if (tcp_opt_len || (iph->ihl > 5)) { | |
4649 | vlan_tag_flags |= ((iph->ihl - 5) + | |
4650 | (tcp_opt_len >> 2)) << 8; | |
4651 | } | |
b6016b76 | 4652 | } |
4666f87a | 4653 | } else |
b6016b76 | 4654 | mss = 0; |
b6016b76 MC |
4655 | |
4656 | mapping = pci_map_single(bp->pdev, skb->data, len, PCI_DMA_TODEVICE); | |
6aa20a22 | 4657 | |
b6016b76 MC |
4658 | tx_buf = &bp->tx_buf_ring[ring_prod]; |
4659 | tx_buf->skb = skb; | |
4660 | pci_unmap_addr_set(tx_buf, mapping, mapping); | |
4661 | ||
4662 | txbd = &bp->tx_desc_ring[ring_prod]; | |
4663 | ||
4664 | txbd->tx_bd_haddr_hi = (u64) mapping >> 32; | |
4665 | txbd->tx_bd_haddr_lo = (u64) mapping & 0xffffffff; | |
4666 | txbd->tx_bd_mss_nbytes = len | (mss << 16); | |
4667 | txbd->tx_bd_vlan_tag_flags = vlan_tag_flags | TX_BD_FLAGS_START; | |
4668 | ||
4669 | last_frag = skb_shinfo(skb)->nr_frags; | |
4670 | ||
4671 | for (i = 0; i < last_frag; i++) { | |
4672 | skb_frag_t *frag = &skb_shinfo(skb)->frags[i]; | |
4673 | ||
4674 | prod = NEXT_TX_BD(prod); | |
4675 | ring_prod = TX_RING_IDX(prod); | |
4676 | txbd = &bp->tx_desc_ring[ring_prod]; | |
4677 | ||
4678 | len = frag->size; | |
4679 | mapping = pci_map_page(bp->pdev, frag->page, frag->page_offset, | |
4680 | len, PCI_DMA_TODEVICE); | |
4681 | pci_unmap_addr_set(&bp->tx_buf_ring[ring_prod], | |
4682 | mapping, mapping); | |
4683 | ||
4684 | txbd->tx_bd_haddr_hi = (u64) mapping >> 32; | |
4685 | txbd->tx_bd_haddr_lo = (u64) mapping & 0xffffffff; | |
4686 | txbd->tx_bd_mss_nbytes = len | (mss << 16); | |
4687 | txbd->tx_bd_vlan_tag_flags = vlan_tag_flags; | |
4688 | ||
4689 | } | |
4690 | txbd->tx_bd_vlan_tag_flags |= TX_BD_FLAGS_END; | |
4691 | ||
4692 | prod = NEXT_TX_BD(prod); | |
4693 | bp->tx_prod_bseq += skb->len; | |
4694 | ||
234754d5 MC |
4695 | REG_WR16(bp, bp->tx_bidx_addr, prod); |
4696 | REG_WR(bp, bp->tx_bseq_addr, bp->tx_prod_bseq); | |
b6016b76 MC |
4697 | |
4698 | mmiowb(); | |
4699 | ||
4700 | bp->tx_prod = prod; | |
4701 | dev->trans_start = jiffies; | |
4702 | ||
e89bbf10 | 4703 | if (unlikely(bnx2_tx_avail(bp) <= MAX_SKB_FRAGS)) { |
e89bbf10 | 4704 | netif_stop_queue(dev); |
2f8af120 | 4705 | if (bnx2_tx_avail(bp) > bp->tx_wake_thresh) |
e89bbf10 | 4706 | netif_wake_queue(dev); |
b6016b76 MC |
4707 | } |
4708 | ||
4709 | return NETDEV_TX_OK; | |
4710 | } | |
4711 | ||
4712 | /* Called with rtnl_lock */ | |
4713 | static int | |
4714 | bnx2_close(struct net_device *dev) | |
4715 | { | |
972ec0d4 | 4716 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
4717 | u32 reset_code; |
4718 | ||
afdc08b9 MC |
4719 | /* Calling flush_scheduled_work() may deadlock because |
4720 | * linkwatch_event() may be on the workqueue and it will try to get | |
4721 | * the rtnl_lock which we are holding. | |
4722 | */ | |
4723 | while (bp->in_reset_task) | |
4724 | msleep(1); | |
4725 | ||
b6016b76 MC |
4726 | bnx2_netif_stop(bp); |
4727 | del_timer_sync(&bp->timer); | |
dda1e390 | 4728 | if (bp->flags & NO_WOL_FLAG) |
6c4f095e | 4729 | reset_code = BNX2_DRV_MSG_CODE_UNLOAD_LNK_DN; |
dda1e390 | 4730 | else if (bp->wol) |
b6016b76 MC |
4731 | reset_code = BNX2_DRV_MSG_CODE_SUSPEND_WOL; |
4732 | else | |
4733 | reset_code = BNX2_DRV_MSG_CODE_SUSPEND_NO_WOL; | |
4734 | bnx2_reset_chip(bp, reset_code); | |
4735 | free_irq(bp->pdev->irq, dev); | |
4736 | if (bp->flags & USING_MSI_FLAG) { | |
4737 | pci_disable_msi(bp->pdev); | |
4738 | bp->flags &= ~USING_MSI_FLAG; | |
4739 | } | |
4740 | bnx2_free_skbs(bp); | |
4741 | bnx2_free_mem(bp); | |
4742 | bp->link_up = 0; | |
4743 | netif_carrier_off(bp->dev); | |
829ca9a3 | 4744 | bnx2_set_power_state(bp, PCI_D3hot); |
b6016b76 MC |
4745 | return 0; |
4746 | } | |
4747 | ||
4748 | #define GET_NET_STATS64(ctr) \ | |
4749 | (unsigned long) ((unsigned long) (ctr##_hi) << 32) + \ | |
4750 | (unsigned long) (ctr##_lo) | |
4751 | ||
4752 | #define GET_NET_STATS32(ctr) \ | |
4753 | (ctr##_lo) | |
4754 | ||
4755 | #if (BITS_PER_LONG == 64) | |
4756 | #define GET_NET_STATS GET_NET_STATS64 | |
4757 | #else | |
4758 | #define GET_NET_STATS GET_NET_STATS32 | |
4759 | #endif | |
4760 | ||
4761 | static struct net_device_stats * | |
4762 | bnx2_get_stats(struct net_device *dev) | |
4763 | { | |
972ec0d4 | 4764 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
4765 | struct statistics_block *stats_blk = bp->stats_blk; |
4766 | struct net_device_stats *net_stats = &bp->net_stats; | |
4767 | ||
4768 | if (bp->stats_blk == NULL) { | |
4769 | return net_stats; | |
4770 | } | |
4771 | net_stats->rx_packets = | |
4772 | GET_NET_STATS(stats_blk->stat_IfHCInUcastPkts) + | |
4773 | GET_NET_STATS(stats_blk->stat_IfHCInMulticastPkts) + | |
4774 | GET_NET_STATS(stats_blk->stat_IfHCInBroadcastPkts); | |
4775 | ||
4776 | net_stats->tx_packets = | |
4777 | GET_NET_STATS(stats_blk->stat_IfHCOutUcastPkts) + | |
4778 | GET_NET_STATS(stats_blk->stat_IfHCOutMulticastPkts) + | |
4779 | GET_NET_STATS(stats_blk->stat_IfHCOutBroadcastPkts); | |
4780 | ||
4781 | net_stats->rx_bytes = | |
4782 | GET_NET_STATS(stats_blk->stat_IfHCInOctets); | |
4783 | ||
4784 | net_stats->tx_bytes = | |
4785 | GET_NET_STATS(stats_blk->stat_IfHCOutOctets); | |
4786 | ||
6aa20a22 | 4787 | net_stats->multicast = |
b6016b76 MC |
4788 | GET_NET_STATS(stats_blk->stat_IfHCOutMulticastPkts); |
4789 | ||
6aa20a22 | 4790 | net_stats->collisions = |
b6016b76 MC |
4791 | (unsigned long) stats_blk->stat_EtherStatsCollisions; |
4792 | ||
6aa20a22 | 4793 | net_stats->rx_length_errors = |
b6016b76 MC |
4794 | (unsigned long) (stats_blk->stat_EtherStatsUndersizePkts + |
4795 | stats_blk->stat_EtherStatsOverrsizePkts); | |
4796 | ||
6aa20a22 | 4797 | net_stats->rx_over_errors = |
b6016b76 MC |
4798 | (unsigned long) stats_blk->stat_IfInMBUFDiscards; |
4799 | ||
6aa20a22 | 4800 | net_stats->rx_frame_errors = |
b6016b76 MC |
4801 | (unsigned long) stats_blk->stat_Dot3StatsAlignmentErrors; |
4802 | ||
6aa20a22 | 4803 | net_stats->rx_crc_errors = |
b6016b76 MC |
4804 | (unsigned long) stats_blk->stat_Dot3StatsFCSErrors; |
4805 | ||
4806 | net_stats->rx_errors = net_stats->rx_length_errors + | |
4807 | net_stats->rx_over_errors + net_stats->rx_frame_errors + | |
4808 | net_stats->rx_crc_errors; | |
4809 | ||
4810 | net_stats->tx_aborted_errors = | |
4811 | (unsigned long) (stats_blk->stat_Dot3StatsExcessiveCollisions + | |
4812 | stats_blk->stat_Dot3StatsLateCollisions); | |
4813 | ||
5b0c76ad MC |
4814 | if ((CHIP_NUM(bp) == CHIP_NUM_5706) || |
4815 | (CHIP_ID(bp) == CHIP_ID_5708_A0)) | |
b6016b76 MC |
4816 | net_stats->tx_carrier_errors = 0; |
4817 | else { | |
4818 | net_stats->tx_carrier_errors = | |
4819 | (unsigned long) | |
4820 | stats_blk->stat_Dot3StatsCarrierSenseErrors; | |
4821 | } | |
4822 | ||
4823 | net_stats->tx_errors = | |
6aa20a22 | 4824 | (unsigned long) |
b6016b76 MC |
4825 | stats_blk->stat_emac_tx_stat_dot3statsinternalmactransmiterrors |
4826 | + | |
4827 | net_stats->tx_aborted_errors + | |
4828 | net_stats->tx_carrier_errors; | |
4829 | ||
cea94db9 MC |
4830 | net_stats->rx_missed_errors = |
4831 | (unsigned long) (stats_blk->stat_IfInMBUFDiscards + | |
4832 | stats_blk->stat_FwRxDrop); | |
4833 | ||
b6016b76 MC |
4834 | return net_stats; |
4835 | } | |
4836 | ||
4837 | /* All ethtool functions called with rtnl_lock */ | |
4838 | ||
4839 | static int | |
4840 | bnx2_get_settings(struct net_device *dev, struct ethtool_cmd *cmd) | |
4841 | { | |
972ec0d4 | 4842 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
4843 | |
4844 | cmd->supported = SUPPORTED_Autoneg; | |
4845 | if (bp->phy_flags & PHY_SERDES_FLAG) { | |
4846 | cmd->supported |= SUPPORTED_1000baseT_Full | | |
4847 | SUPPORTED_FIBRE; | |
605a9e20 MC |
4848 | if (bp->phy_flags & PHY_2_5G_CAPABLE_FLAG) |
4849 | cmd->supported |= SUPPORTED_2500baseX_Full; | |
b6016b76 MC |
4850 | |
4851 | cmd->port = PORT_FIBRE; | |
4852 | } | |
4853 | else { | |
4854 | cmd->supported |= SUPPORTED_10baseT_Half | | |
4855 | SUPPORTED_10baseT_Full | | |
4856 | SUPPORTED_100baseT_Half | | |
4857 | SUPPORTED_100baseT_Full | | |
4858 | SUPPORTED_1000baseT_Full | | |
4859 | SUPPORTED_TP; | |
4860 | ||
4861 | cmd->port = PORT_TP; | |
4862 | } | |
4863 | ||
4864 | cmd->advertising = bp->advertising; | |
4865 | ||
4866 | if (bp->autoneg & AUTONEG_SPEED) { | |
4867 | cmd->autoneg = AUTONEG_ENABLE; | |
4868 | } | |
4869 | else { | |
4870 | cmd->autoneg = AUTONEG_DISABLE; | |
4871 | } | |
4872 | ||
4873 | if (netif_carrier_ok(dev)) { | |
4874 | cmd->speed = bp->line_speed; | |
4875 | cmd->duplex = bp->duplex; | |
4876 | } | |
4877 | else { | |
4878 | cmd->speed = -1; | |
4879 | cmd->duplex = -1; | |
4880 | } | |
4881 | ||
4882 | cmd->transceiver = XCVR_INTERNAL; | |
4883 | cmd->phy_address = bp->phy_addr; | |
4884 | ||
4885 | return 0; | |
4886 | } | |
6aa20a22 | 4887 | |
b6016b76 MC |
4888 | static int |
4889 | bnx2_set_settings(struct net_device *dev, struct ethtool_cmd *cmd) | |
4890 | { | |
972ec0d4 | 4891 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
4892 | u8 autoneg = bp->autoneg; |
4893 | u8 req_duplex = bp->req_duplex; | |
4894 | u16 req_line_speed = bp->req_line_speed; | |
4895 | u32 advertising = bp->advertising; | |
4896 | ||
4897 | if (cmd->autoneg == AUTONEG_ENABLE) { | |
4898 | autoneg |= AUTONEG_SPEED; | |
4899 | ||
6aa20a22 | 4900 | cmd->advertising &= ETHTOOL_ALL_COPPER_SPEED; |
b6016b76 MC |
4901 | |
4902 | /* allow advertising 1 speed */ | |
4903 | if ((cmd->advertising == ADVERTISED_10baseT_Half) || | |
4904 | (cmd->advertising == ADVERTISED_10baseT_Full) || | |
4905 | (cmd->advertising == ADVERTISED_100baseT_Half) || | |
4906 | (cmd->advertising == ADVERTISED_100baseT_Full)) { | |
4907 | ||
4908 | if (bp->phy_flags & PHY_SERDES_FLAG) | |
4909 | return -EINVAL; | |
4910 | ||
4911 | advertising = cmd->advertising; | |
4912 | ||
4913 | } | |
4914 | else if (cmd->advertising == ADVERTISED_1000baseT_Full) { | |
4915 | advertising = cmd->advertising; | |
4916 | } | |
4917 | else if (cmd->advertising == ADVERTISED_1000baseT_Half) { | |
4918 | return -EINVAL; | |
4919 | } | |
4920 | else { | |
4921 | if (bp->phy_flags & PHY_SERDES_FLAG) { | |
4922 | advertising = ETHTOOL_ALL_FIBRE_SPEED; | |
4923 | } | |
4924 | else { | |
4925 | advertising = ETHTOOL_ALL_COPPER_SPEED; | |
4926 | } | |
4927 | } | |
4928 | advertising |= ADVERTISED_Autoneg; | |
4929 | } | |
4930 | else { | |
4931 | if (bp->phy_flags & PHY_SERDES_FLAG) { | |
80be4434 MC |
4932 | if ((cmd->speed != SPEED_1000 && |
4933 | cmd->speed != SPEED_2500) || | |
4934 | (cmd->duplex != DUPLEX_FULL)) | |
4935 | return -EINVAL; | |
4936 | ||
4937 | if (cmd->speed == SPEED_2500 && | |
4938 | !(bp->phy_flags & PHY_2_5G_CAPABLE_FLAG)) | |
b6016b76 | 4939 | return -EINVAL; |
b6016b76 MC |
4940 | } |
4941 | else if (cmd->speed == SPEED_1000) { | |
4942 | return -EINVAL; | |
4943 | } | |
4944 | autoneg &= ~AUTONEG_SPEED; | |
4945 | req_line_speed = cmd->speed; | |
4946 | req_duplex = cmd->duplex; | |
4947 | advertising = 0; | |
4948 | } | |
4949 | ||
4950 | bp->autoneg = autoneg; | |
4951 | bp->advertising = advertising; | |
4952 | bp->req_line_speed = req_line_speed; | |
4953 | bp->req_duplex = req_duplex; | |
4954 | ||
c770a65c | 4955 | spin_lock_bh(&bp->phy_lock); |
b6016b76 MC |
4956 | |
4957 | bnx2_setup_phy(bp); | |
4958 | ||
c770a65c | 4959 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
4960 | |
4961 | return 0; | |
4962 | } | |
4963 | ||
4964 | static void | |
4965 | bnx2_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *info) | |
4966 | { | |
972ec0d4 | 4967 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
4968 | |
4969 | strcpy(info->driver, DRV_MODULE_NAME); | |
4970 | strcpy(info->version, DRV_MODULE_VERSION); | |
4971 | strcpy(info->bus_info, pci_name(bp->pdev)); | |
4972 | info->fw_version[0] = ((bp->fw_ver & 0xff000000) >> 24) + '0'; | |
4973 | info->fw_version[2] = ((bp->fw_ver & 0xff0000) >> 16) + '0'; | |
4974 | info->fw_version[4] = ((bp->fw_ver & 0xff00) >> 8) + '0'; | |
206cc83c MC |
4975 | info->fw_version[1] = info->fw_version[3] = '.'; |
4976 | info->fw_version[5] = 0; | |
b6016b76 MC |
4977 | } |
4978 | ||
244ac4f4 MC |
4979 | #define BNX2_REGDUMP_LEN (32 * 1024) |
4980 | ||
4981 | static int | |
4982 | bnx2_get_regs_len(struct net_device *dev) | |
4983 | { | |
4984 | return BNX2_REGDUMP_LEN; | |
4985 | } | |
4986 | ||
4987 | static void | |
4988 | bnx2_get_regs(struct net_device *dev, struct ethtool_regs *regs, void *_p) | |
4989 | { | |
4990 | u32 *p = _p, i, offset; | |
4991 | u8 *orig_p = _p; | |
4992 | struct bnx2 *bp = netdev_priv(dev); | |
4993 | u32 reg_boundaries[] = { 0x0000, 0x0098, 0x0400, 0x045c, | |
4994 | 0x0800, 0x0880, 0x0c00, 0x0c10, | |
4995 | 0x0c30, 0x0d08, 0x1000, 0x101c, | |
4996 | 0x1040, 0x1048, 0x1080, 0x10a4, | |
4997 | 0x1400, 0x1490, 0x1498, 0x14f0, | |
4998 | 0x1500, 0x155c, 0x1580, 0x15dc, | |
4999 | 0x1600, 0x1658, 0x1680, 0x16d8, | |
5000 | 0x1800, 0x1820, 0x1840, 0x1854, | |
5001 | 0x1880, 0x1894, 0x1900, 0x1984, | |
5002 | 0x1c00, 0x1c0c, 0x1c40, 0x1c54, | |
5003 | 0x1c80, 0x1c94, 0x1d00, 0x1d84, | |
5004 | 0x2000, 0x2030, 0x23c0, 0x2400, | |
5005 | 0x2800, 0x2820, 0x2830, 0x2850, | |
5006 | 0x2b40, 0x2c10, 0x2fc0, 0x3058, | |
5007 | 0x3c00, 0x3c94, 0x4000, 0x4010, | |
5008 | 0x4080, 0x4090, 0x43c0, 0x4458, | |
5009 | 0x4c00, 0x4c18, 0x4c40, 0x4c54, | |
5010 | 0x4fc0, 0x5010, 0x53c0, 0x5444, | |
5011 | 0x5c00, 0x5c18, 0x5c80, 0x5c90, | |
5012 | 0x5fc0, 0x6000, 0x6400, 0x6428, | |
5013 | 0x6800, 0x6848, 0x684c, 0x6860, | |
5014 | 0x6888, 0x6910, 0x8000 }; | |
5015 | ||
5016 | regs->version = 0; | |
5017 | ||
5018 | memset(p, 0, BNX2_REGDUMP_LEN); | |
5019 | ||
5020 | if (!netif_running(bp->dev)) | |
5021 | return; | |
5022 | ||
5023 | i = 0; | |
5024 | offset = reg_boundaries[0]; | |
5025 | p += offset; | |
5026 | while (offset < BNX2_REGDUMP_LEN) { | |
5027 | *p++ = REG_RD(bp, offset); | |
5028 | offset += 4; | |
5029 | if (offset == reg_boundaries[i + 1]) { | |
5030 | offset = reg_boundaries[i + 2]; | |
5031 | p = (u32 *) (orig_p + offset); | |
5032 | i += 2; | |
5033 | } | |
5034 | } | |
5035 | } | |
5036 | ||
b6016b76 MC |
5037 | static void |
5038 | bnx2_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol) | |
5039 | { | |
972ec0d4 | 5040 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5041 | |
5042 | if (bp->flags & NO_WOL_FLAG) { | |
5043 | wol->supported = 0; | |
5044 | wol->wolopts = 0; | |
5045 | } | |
5046 | else { | |
5047 | wol->supported = WAKE_MAGIC; | |
5048 | if (bp->wol) | |
5049 | wol->wolopts = WAKE_MAGIC; | |
5050 | else | |
5051 | wol->wolopts = 0; | |
5052 | } | |
5053 | memset(&wol->sopass, 0, sizeof(wol->sopass)); | |
5054 | } | |
5055 | ||
5056 | static int | |
5057 | bnx2_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol) | |
5058 | { | |
972ec0d4 | 5059 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5060 | |
5061 | if (wol->wolopts & ~WAKE_MAGIC) | |
5062 | return -EINVAL; | |
5063 | ||
5064 | if (wol->wolopts & WAKE_MAGIC) { | |
5065 | if (bp->flags & NO_WOL_FLAG) | |
5066 | return -EINVAL; | |
5067 | ||
5068 | bp->wol = 1; | |
5069 | } | |
5070 | else { | |
5071 | bp->wol = 0; | |
5072 | } | |
5073 | return 0; | |
5074 | } | |
5075 | ||
5076 | static int | |
5077 | bnx2_nway_reset(struct net_device *dev) | |
5078 | { | |
972ec0d4 | 5079 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5080 | u32 bmcr; |
5081 | ||
5082 | if (!(bp->autoneg & AUTONEG_SPEED)) { | |
5083 | return -EINVAL; | |
5084 | } | |
5085 | ||
c770a65c | 5086 | spin_lock_bh(&bp->phy_lock); |
b6016b76 MC |
5087 | |
5088 | /* Force a link down visible on the other side */ | |
5089 | if (bp->phy_flags & PHY_SERDES_FLAG) { | |
ca58c3af | 5090 | bnx2_write_phy(bp, bp->mii_bmcr, BMCR_LOOPBACK); |
c770a65c | 5091 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
5092 | |
5093 | msleep(20); | |
5094 | ||
c770a65c | 5095 | spin_lock_bh(&bp->phy_lock); |
f8dd064e MC |
5096 | |
5097 | bp->current_interval = SERDES_AN_TIMEOUT; | |
5098 | bp->serdes_an_pending = 1; | |
5099 | mod_timer(&bp->timer, jiffies + bp->current_interval); | |
b6016b76 MC |
5100 | } |
5101 | ||
ca58c3af | 5102 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
b6016b76 | 5103 | bmcr &= ~BMCR_LOOPBACK; |
ca58c3af | 5104 | bnx2_write_phy(bp, bp->mii_bmcr, bmcr | BMCR_ANRESTART | BMCR_ANENABLE); |
b6016b76 | 5105 | |
c770a65c | 5106 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
5107 | |
5108 | return 0; | |
5109 | } | |
5110 | ||
5111 | static int | |
5112 | bnx2_get_eeprom_len(struct net_device *dev) | |
5113 | { | |
972ec0d4 | 5114 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 5115 | |
1122db71 | 5116 | if (bp->flash_info == NULL) |
b6016b76 MC |
5117 | return 0; |
5118 | ||
1122db71 | 5119 | return (int) bp->flash_size; |
b6016b76 MC |
5120 | } |
5121 | ||
5122 | static int | |
5123 | bnx2_get_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom, | |
5124 | u8 *eebuf) | |
5125 | { | |
972ec0d4 | 5126 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5127 | int rc; |
5128 | ||
1064e944 | 5129 | /* parameters already validated in ethtool_get_eeprom */ |
b6016b76 MC |
5130 | |
5131 | rc = bnx2_nvram_read(bp, eeprom->offset, eebuf, eeprom->len); | |
5132 | ||
5133 | return rc; | |
5134 | } | |
5135 | ||
5136 | static int | |
5137 | bnx2_set_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom, | |
5138 | u8 *eebuf) | |
5139 | { | |
972ec0d4 | 5140 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5141 | int rc; |
5142 | ||
1064e944 | 5143 | /* parameters already validated in ethtool_set_eeprom */ |
b6016b76 MC |
5144 | |
5145 | rc = bnx2_nvram_write(bp, eeprom->offset, eebuf, eeprom->len); | |
5146 | ||
5147 | return rc; | |
5148 | } | |
5149 | ||
5150 | static int | |
5151 | bnx2_get_coalesce(struct net_device *dev, struct ethtool_coalesce *coal) | |
5152 | { | |
972ec0d4 | 5153 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5154 | |
5155 | memset(coal, 0, sizeof(struct ethtool_coalesce)); | |
5156 | ||
5157 | coal->rx_coalesce_usecs = bp->rx_ticks; | |
5158 | coal->rx_max_coalesced_frames = bp->rx_quick_cons_trip; | |
5159 | coal->rx_coalesce_usecs_irq = bp->rx_ticks_int; | |
5160 | coal->rx_max_coalesced_frames_irq = bp->rx_quick_cons_trip_int; | |
5161 | ||
5162 | coal->tx_coalesce_usecs = bp->tx_ticks; | |
5163 | coal->tx_max_coalesced_frames = bp->tx_quick_cons_trip; | |
5164 | coal->tx_coalesce_usecs_irq = bp->tx_ticks_int; | |
5165 | coal->tx_max_coalesced_frames_irq = bp->tx_quick_cons_trip_int; | |
5166 | ||
5167 | coal->stats_block_coalesce_usecs = bp->stats_ticks; | |
5168 | ||
5169 | return 0; | |
5170 | } | |
5171 | ||
5172 | static int | |
5173 | bnx2_set_coalesce(struct net_device *dev, struct ethtool_coalesce *coal) | |
5174 | { | |
972ec0d4 | 5175 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5176 | |
5177 | bp->rx_ticks = (u16) coal->rx_coalesce_usecs; | |
5178 | if (bp->rx_ticks > 0x3ff) bp->rx_ticks = 0x3ff; | |
5179 | ||
6aa20a22 | 5180 | bp->rx_quick_cons_trip = (u16) coal->rx_max_coalesced_frames; |
b6016b76 MC |
5181 | if (bp->rx_quick_cons_trip > 0xff) bp->rx_quick_cons_trip = 0xff; |
5182 | ||
5183 | bp->rx_ticks_int = (u16) coal->rx_coalesce_usecs_irq; | |
5184 | if (bp->rx_ticks_int > 0x3ff) bp->rx_ticks_int = 0x3ff; | |
5185 | ||
5186 | bp->rx_quick_cons_trip_int = (u16) coal->rx_max_coalesced_frames_irq; | |
5187 | if (bp->rx_quick_cons_trip_int > 0xff) | |
5188 | bp->rx_quick_cons_trip_int = 0xff; | |
5189 | ||
5190 | bp->tx_ticks = (u16) coal->tx_coalesce_usecs; | |
5191 | if (bp->tx_ticks > 0x3ff) bp->tx_ticks = 0x3ff; | |
5192 | ||
5193 | bp->tx_quick_cons_trip = (u16) coal->tx_max_coalesced_frames; | |
5194 | if (bp->tx_quick_cons_trip > 0xff) bp->tx_quick_cons_trip = 0xff; | |
5195 | ||
5196 | bp->tx_ticks_int = (u16) coal->tx_coalesce_usecs_irq; | |
5197 | if (bp->tx_ticks_int > 0x3ff) bp->tx_ticks_int = 0x3ff; | |
5198 | ||
5199 | bp->tx_quick_cons_trip_int = (u16) coal->tx_max_coalesced_frames_irq; | |
5200 | if (bp->tx_quick_cons_trip_int > 0xff) bp->tx_quick_cons_trip_int = | |
5201 | 0xff; | |
5202 | ||
5203 | bp->stats_ticks = coal->stats_block_coalesce_usecs; | |
5204 | if (bp->stats_ticks > 0xffff00) bp->stats_ticks = 0xffff00; | |
5205 | bp->stats_ticks &= 0xffff00; | |
5206 | ||
5207 | if (netif_running(bp->dev)) { | |
5208 | bnx2_netif_stop(bp); | |
5209 | bnx2_init_nic(bp); | |
5210 | bnx2_netif_start(bp); | |
5211 | } | |
5212 | ||
5213 | return 0; | |
5214 | } | |
5215 | ||
5216 | static void | |
5217 | bnx2_get_ringparam(struct net_device *dev, struct ethtool_ringparam *ering) | |
5218 | { | |
972ec0d4 | 5219 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 5220 | |
13daffa2 | 5221 | ering->rx_max_pending = MAX_TOTAL_RX_DESC_CNT; |
b6016b76 MC |
5222 | ering->rx_mini_max_pending = 0; |
5223 | ering->rx_jumbo_max_pending = 0; | |
5224 | ||
5225 | ering->rx_pending = bp->rx_ring_size; | |
5226 | ering->rx_mini_pending = 0; | |
5227 | ering->rx_jumbo_pending = 0; | |
5228 | ||
5229 | ering->tx_max_pending = MAX_TX_DESC_CNT; | |
5230 | ering->tx_pending = bp->tx_ring_size; | |
5231 | } | |
5232 | ||
5233 | static int | |
5234 | bnx2_set_ringparam(struct net_device *dev, struct ethtool_ringparam *ering) | |
5235 | { | |
972ec0d4 | 5236 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 5237 | |
13daffa2 | 5238 | if ((ering->rx_pending > MAX_TOTAL_RX_DESC_CNT) || |
b6016b76 MC |
5239 | (ering->tx_pending > MAX_TX_DESC_CNT) || |
5240 | (ering->tx_pending <= MAX_SKB_FRAGS)) { | |
5241 | ||
5242 | return -EINVAL; | |
5243 | } | |
13daffa2 MC |
5244 | if (netif_running(bp->dev)) { |
5245 | bnx2_netif_stop(bp); | |
5246 | bnx2_reset_chip(bp, BNX2_DRV_MSG_CODE_RESET); | |
5247 | bnx2_free_skbs(bp); | |
5248 | bnx2_free_mem(bp); | |
5249 | } | |
5250 | ||
5251 | bnx2_set_rx_ring_size(bp, ering->rx_pending); | |
b6016b76 MC |
5252 | bp->tx_ring_size = ering->tx_pending; |
5253 | ||
5254 | if (netif_running(bp->dev)) { | |
13daffa2 MC |
5255 | int rc; |
5256 | ||
5257 | rc = bnx2_alloc_mem(bp); | |
5258 | if (rc) | |
5259 | return rc; | |
b6016b76 MC |
5260 | bnx2_init_nic(bp); |
5261 | bnx2_netif_start(bp); | |
5262 | } | |
5263 | ||
5264 | return 0; | |
5265 | } | |
5266 | ||
5267 | static void | |
5268 | bnx2_get_pauseparam(struct net_device *dev, struct ethtool_pauseparam *epause) | |
5269 | { | |
972ec0d4 | 5270 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5271 | |
5272 | epause->autoneg = ((bp->autoneg & AUTONEG_FLOW_CTRL) != 0); | |
5273 | epause->rx_pause = ((bp->flow_ctrl & FLOW_CTRL_RX) != 0); | |
5274 | epause->tx_pause = ((bp->flow_ctrl & FLOW_CTRL_TX) != 0); | |
5275 | } | |
5276 | ||
5277 | static int | |
5278 | bnx2_set_pauseparam(struct net_device *dev, struct ethtool_pauseparam *epause) | |
5279 | { | |
972ec0d4 | 5280 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5281 | |
5282 | bp->req_flow_ctrl = 0; | |
5283 | if (epause->rx_pause) | |
5284 | bp->req_flow_ctrl |= FLOW_CTRL_RX; | |
5285 | if (epause->tx_pause) | |
5286 | bp->req_flow_ctrl |= FLOW_CTRL_TX; | |
5287 | ||
5288 | if (epause->autoneg) { | |
5289 | bp->autoneg |= AUTONEG_FLOW_CTRL; | |
5290 | } | |
5291 | else { | |
5292 | bp->autoneg &= ~AUTONEG_FLOW_CTRL; | |
5293 | } | |
5294 | ||
c770a65c | 5295 | spin_lock_bh(&bp->phy_lock); |
b6016b76 MC |
5296 | |
5297 | bnx2_setup_phy(bp); | |
5298 | ||
c770a65c | 5299 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
5300 | |
5301 | return 0; | |
5302 | } | |
5303 | ||
5304 | static u32 | |
5305 | bnx2_get_rx_csum(struct net_device *dev) | |
5306 | { | |
972ec0d4 | 5307 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5308 | |
5309 | return bp->rx_csum; | |
5310 | } | |
5311 | ||
5312 | static int | |
5313 | bnx2_set_rx_csum(struct net_device *dev, u32 data) | |
5314 | { | |
972ec0d4 | 5315 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5316 | |
5317 | bp->rx_csum = data; | |
5318 | return 0; | |
5319 | } | |
5320 | ||
b11d6213 MC |
5321 | static int |
5322 | bnx2_set_tso(struct net_device *dev, u32 data) | |
5323 | { | |
4666f87a MC |
5324 | struct bnx2 *bp = netdev_priv(dev); |
5325 | ||
5326 | if (data) { | |
b11d6213 | 5327 | dev->features |= NETIF_F_TSO | NETIF_F_TSO_ECN; |
4666f87a MC |
5328 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
5329 | dev->features |= NETIF_F_TSO6; | |
5330 | } else | |
5331 | dev->features &= ~(NETIF_F_TSO | NETIF_F_TSO6 | | |
5332 | NETIF_F_TSO_ECN); | |
b11d6213 MC |
5333 | return 0; |
5334 | } | |
5335 | ||
cea94db9 | 5336 | #define BNX2_NUM_STATS 46 |
b6016b76 | 5337 | |
14ab9b86 | 5338 | static struct { |
b6016b76 MC |
5339 | char string[ETH_GSTRING_LEN]; |
5340 | } bnx2_stats_str_arr[BNX2_NUM_STATS] = { | |
5341 | { "rx_bytes" }, | |
5342 | { "rx_error_bytes" }, | |
5343 | { "tx_bytes" }, | |
5344 | { "tx_error_bytes" }, | |
5345 | { "rx_ucast_packets" }, | |
5346 | { "rx_mcast_packets" }, | |
5347 | { "rx_bcast_packets" }, | |
5348 | { "tx_ucast_packets" }, | |
5349 | { "tx_mcast_packets" }, | |
5350 | { "tx_bcast_packets" }, | |
5351 | { "tx_mac_errors" }, | |
5352 | { "tx_carrier_errors" }, | |
5353 | { "rx_crc_errors" }, | |
5354 | { "rx_align_errors" }, | |
5355 | { "tx_single_collisions" }, | |
5356 | { "tx_multi_collisions" }, | |
5357 | { "tx_deferred" }, | |
5358 | { "tx_excess_collisions" }, | |
5359 | { "tx_late_collisions" }, | |
5360 | { "tx_total_collisions" }, | |
5361 | { "rx_fragments" }, | |
5362 | { "rx_jabbers" }, | |
5363 | { "rx_undersize_packets" }, | |
5364 | { "rx_oversize_packets" }, | |
5365 | { "rx_64_byte_packets" }, | |
5366 | { "rx_65_to_127_byte_packets" }, | |
5367 | { "rx_128_to_255_byte_packets" }, | |
5368 | { "rx_256_to_511_byte_packets" }, | |
5369 | { "rx_512_to_1023_byte_packets" }, | |
5370 | { "rx_1024_to_1522_byte_packets" }, | |
5371 | { "rx_1523_to_9022_byte_packets" }, | |
5372 | { "tx_64_byte_packets" }, | |
5373 | { "tx_65_to_127_byte_packets" }, | |
5374 | { "tx_128_to_255_byte_packets" }, | |
5375 | { "tx_256_to_511_byte_packets" }, | |
5376 | { "tx_512_to_1023_byte_packets" }, | |
5377 | { "tx_1024_to_1522_byte_packets" }, | |
5378 | { "tx_1523_to_9022_byte_packets" }, | |
5379 | { "rx_xon_frames" }, | |
5380 | { "rx_xoff_frames" }, | |
5381 | { "tx_xon_frames" }, | |
5382 | { "tx_xoff_frames" }, | |
5383 | { "rx_mac_ctrl_frames" }, | |
5384 | { "rx_filtered_packets" }, | |
5385 | { "rx_discards" }, | |
cea94db9 | 5386 | { "rx_fw_discards" }, |
b6016b76 MC |
5387 | }; |
5388 | ||
5389 | #define STATS_OFFSET32(offset_name) (offsetof(struct statistics_block, offset_name) / 4) | |
5390 | ||
f71e1309 | 5391 | static const unsigned long bnx2_stats_offset_arr[BNX2_NUM_STATS] = { |
b6016b76 MC |
5392 | STATS_OFFSET32(stat_IfHCInOctets_hi), |
5393 | STATS_OFFSET32(stat_IfHCInBadOctets_hi), | |
5394 | STATS_OFFSET32(stat_IfHCOutOctets_hi), | |
5395 | STATS_OFFSET32(stat_IfHCOutBadOctets_hi), | |
5396 | STATS_OFFSET32(stat_IfHCInUcastPkts_hi), | |
5397 | STATS_OFFSET32(stat_IfHCInMulticastPkts_hi), | |
5398 | STATS_OFFSET32(stat_IfHCInBroadcastPkts_hi), | |
5399 | STATS_OFFSET32(stat_IfHCOutUcastPkts_hi), | |
5400 | STATS_OFFSET32(stat_IfHCOutMulticastPkts_hi), | |
5401 | STATS_OFFSET32(stat_IfHCOutBroadcastPkts_hi), | |
5402 | STATS_OFFSET32(stat_emac_tx_stat_dot3statsinternalmactransmiterrors), | |
6aa20a22 JG |
5403 | STATS_OFFSET32(stat_Dot3StatsCarrierSenseErrors), |
5404 | STATS_OFFSET32(stat_Dot3StatsFCSErrors), | |
5405 | STATS_OFFSET32(stat_Dot3StatsAlignmentErrors), | |
5406 | STATS_OFFSET32(stat_Dot3StatsSingleCollisionFrames), | |
5407 | STATS_OFFSET32(stat_Dot3StatsMultipleCollisionFrames), | |
5408 | STATS_OFFSET32(stat_Dot3StatsDeferredTransmissions), | |
5409 | STATS_OFFSET32(stat_Dot3StatsExcessiveCollisions), | |
5410 | STATS_OFFSET32(stat_Dot3StatsLateCollisions), | |
5411 | STATS_OFFSET32(stat_EtherStatsCollisions), | |
5412 | STATS_OFFSET32(stat_EtherStatsFragments), | |
5413 | STATS_OFFSET32(stat_EtherStatsJabbers), | |
5414 | STATS_OFFSET32(stat_EtherStatsUndersizePkts), | |
5415 | STATS_OFFSET32(stat_EtherStatsOverrsizePkts), | |
5416 | STATS_OFFSET32(stat_EtherStatsPktsRx64Octets), | |
5417 | STATS_OFFSET32(stat_EtherStatsPktsRx65Octetsto127Octets), | |
5418 | STATS_OFFSET32(stat_EtherStatsPktsRx128Octetsto255Octets), | |
5419 | STATS_OFFSET32(stat_EtherStatsPktsRx256Octetsto511Octets), | |
5420 | STATS_OFFSET32(stat_EtherStatsPktsRx512Octetsto1023Octets), | |
5421 | STATS_OFFSET32(stat_EtherStatsPktsRx1024Octetsto1522Octets), | |
5422 | STATS_OFFSET32(stat_EtherStatsPktsRx1523Octetsto9022Octets), | |
5423 | STATS_OFFSET32(stat_EtherStatsPktsTx64Octets), | |
5424 | STATS_OFFSET32(stat_EtherStatsPktsTx65Octetsto127Octets), | |
5425 | STATS_OFFSET32(stat_EtherStatsPktsTx128Octetsto255Octets), | |
5426 | STATS_OFFSET32(stat_EtherStatsPktsTx256Octetsto511Octets), | |
5427 | STATS_OFFSET32(stat_EtherStatsPktsTx512Octetsto1023Octets), | |
5428 | STATS_OFFSET32(stat_EtherStatsPktsTx1024Octetsto1522Octets), | |
5429 | STATS_OFFSET32(stat_EtherStatsPktsTx1523Octetsto9022Octets), | |
5430 | STATS_OFFSET32(stat_XonPauseFramesReceived), | |
5431 | STATS_OFFSET32(stat_XoffPauseFramesReceived), | |
5432 | STATS_OFFSET32(stat_OutXonSent), | |
5433 | STATS_OFFSET32(stat_OutXoffSent), | |
5434 | STATS_OFFSET32(stat_MacControlFramesReceived), | |
5435 | STATS_OFFSET32(stat_IfInFramesL2FilterDiscards), | |
5436 | STATS_OFFSET32(stat_IfInMBUFDiscards), | |
cea94db9 | 5437 | STATS_OFFSET32(stat_FwRxDrop), |
b6016b76 MC |
5438 | }; |
5439 | ||
5440 | /* stat_IfHCInBadOctets and stat_Dot3StatsCarrierSenseErrors are | |
5441 | * skipped because of errata. | |
6aa20a22 | 5442 | */ |
14ab9b86 | 5443 | static u8 bnx2_5706_stats_len_arr[BNX2_NUM_STATS] = { |
b6016b76 MC |
5444 | 8,0,8,8,8,8,8,8,8,8, |
5445 | 4,0,4,4,4,4,4,4,4,4, | |
5446 | 4,4,4,4,4,4,4,4,4,4, | |
5447 | 4,4,4,4,4,4,4,4,4,4, | |
cea94db9 | 5448 | 4,4,4,4,4,4, |
b6016b76 MC |
5449 | }; |
5450 | ||
5b0c76ad MC |
5451 | static u8 bnx2_5708_stats_len_arr[BNX2_NUM_STATS] = { |
5452 | 8,0,8,8,8,8,8,8,8,8, | |
5453 | 4,4,4,4,4,4,4,4,4,4, | |
5454 | 4,4,4,4,4,4,4,4,4,4, | |
5455 | 4,4,4,4,4,4,4,4,4,4, | |
cea94db9 | 5456 | 4,4,4,4,4,4, |
5b0c76ad MC |
5457 | }; |
5458 | ||
b6016b76 MC |
5459 | #define BNX2_NUM_TESTS 6 |
5460 | ||
14ab9b86 | 5461 | static struct { |
b6016b76 MC |
5462 | char string[ETH_GSTRING_LEN]; |
5463 | } bnx2_tests_str_arr[BNX2_NUM_TESTS] = { | |
5464 | { "register_test (offline)" }, | |
5465 | { "memory_test (offline)" }, | |
5466 | { "loopback_test (offline)" }, | |
5467 | { "nvram_test (online)" }, | |
5468 | { "interrupt_test (online)" }, | |
5469 | { "link_test (online)" }, | |
5470 | }; | |
5471 | ||
5472 | static int | |
5473 | bnx2_self_test_count(struct net_device *dev) | |
5474 | { | |
5475 | return BNX2_NUM_TESTS; | |
5476 | } | |
5477 | ||
5478 | static void | |
5479 | bnx2_self_test(struct net_device *dev, struct ethtool_test *etest, u64 *buf) | |
5480 | { | |
972ec0d4 | 5481 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5482 | |
5483 | memset(buf, 0, sizeof(u64) * BNX2_NUM_TESTS); | |
5484 | if (etest->flags & ETH_TEST_FL_OFFLINE) { | |
80be4434 MC |
5485 | int i; |
5486 | ||
b6016b76 MC |
5487 | bnx2_netif_stop(bp); |
5488 | bnx2_reset_chip(bp, BNX2_DRV_MSG_CODE_DIAG); | |
5489 | bnx2_free_skbs(bp); | |
5490 | ||
5491 | if (bnx2_test_registers(bp) != 0) { | |
5492 | buf[0] = 1; | |
5493 | etest->flags |= ETH_TEST_FL_FAILED; | |
5494 | } | |
5495 | if (bnx2_test_memory(bp) != 0) { | |
5496 | buf[1] = 1; | |
5497 | etest->flags |= ETH_TEST_FL_FAILED; | |
5498 | } | |
bc5a0690 | 5499 | if ((buf[2] = bnx2_test_loopback(bp)) != 0) |
b6016b76 | 5500 | etest->flags |= ETH_TEST_FL_FAILED; |
b6016b76 MC |
5501 | |
5502 | if (!netif_running(bp->dev)) { | |
5503 | bnx2_reset_chip(bp, BNX2_DRV_MSG_CODE_RESET); | |
5504 | } | |
5505 | else { | |
5506 | bnx2_init_nic(bp); | |
5507 | bnx2_netif_start(bp); | |
5508 | } | |
5509 | ||
5510 | /* wait for link up */ | |
80be4434 MC |
5511 | for (i = 0; i < 7; i++) { |
5512 | if (bp->link_up) | |
5513 | break; | |
5514 | msleep_interruptible(1000); | |
5515 | } | |
b6016b76 MC |
5516 | } |
5517 | ||
5518 | if (bnx2_test_nvram(bp) != 0) { | |
5519 | buf[3] = 1; | |
5520 | etest->flags |= ETH_TEST_FL_FAILED; | |
5521 | } | |
5522 | if (bnx2_test_intr(bp) != 0) { | |
5523 | buf[4] = 1; | |
5524 | etest->flags |= ETH_TEST_FL_FAILED; | |
5525 | } | |
5526 | ||
5527 | if (bnx2_test_link(bp) != 0) { | |
5528 | buf[5] = 1; | |
5529 | etest->flags |= ETH_TEST_FL_FAILED; | |
5530 | ||
5531 | } | |
5532 | } | |
5533 | ||
5534 | static void | |
5535 | bnx2_get_strings(struct net_device *dev, u32 stringset, u8 *buf) | |
5536 | { | |
5537 | switch (stringset) { | |
5538 | case ETH_SS_STATS: | |
5539 | memcpy(buf, bnx2_stats_str_arr, | |
5540 | sizeof(bnx2_stats_str_arr)); | |
5541 | break; | |
5542 | case ETH_SS_TEST: | |
5543 | memcpy(buf, bnx2_tests_str_arr, | |
5544 | sizeof(bnx2_tests_str_arr)); | |
5545 | break; | |
5546 | } | |
5547 | } | |
5548 | ||
5549 | static int | |
5550 | bnx2_get_stats_count(struct net_device *dev) | |
5551 | { | |
5552 | return BNX2_NUM_STATS; | |
5553 | } | |
5554 | ||
5555 | static void | |
5556 | bnx2_get_ethtool_stats(struct net_device *dev, | |
5557 | struct ethtool_stats *stats, u64 *buf) | |
5558 | { | |
972ec0d4 | 5559 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5560 | int i; |
5561 | u32 *hw_stats = (u32 *) bp->stats_blk; | |
14ab9b86 | 5562 | u8 *stats_len_arr = NULL; |
b6016b76 MC |
5563 | |
5564 | if (hw_stats == NULL) { | |
5565 | memset(buf, 0, sizeof(u64) * BNX2_NUM_STATS); | |
5566 | return; | |
5567 | } | |
5568 | ||
5b0c76ad MC |
5569 | if ((CHIP_ID(bp) == CHIP_ID_5706_A0) || |
5570 | (CHIP_ID(bp) == CHIP_ID_5706_A1) || | |
5571 | (CHIP_ID(bp) == CHIP_ID_5706_A2) || | |
5572 | (CHIP_ID(bp) == CHIP_ID_5708_A0)) | |
b6016b76 | 5573 | stats_len_arr = bnx2_5706_stats_len_arr; |
5b0c76ad MC |
5574 | else |
5575 | stats_len_arr = bnx2_5708_stats_len_arr; | |
b6016b76 MC |
5576 | |
5577 | for (i = 0; i < BNX2_NUM_STATS; i++) { | |
5578 | if (stats_len_arr[i] == 0) { | |
5579 | /* skip this counter */ | |
5580 | buf[i] = 0; | |
5581 | continue; | |
5582 | } | |
5583 | if (stats_len_arr[i] == 4) { | |
5584 | /* 4-byte counter */ | |
5585 | buf[i] = (u64) | |
5586 | *(hw_stats + bnx2_stats_offset_arr[i]); | |
5587 | continue; | |
5588 | } | |
5589 | /* 8-byte counter */ | |
5590 | buf[i] = (((u64) *(hw_stats + | |
5591 | bnx2_stats_offset_arr[i])) << 32) + | |
5592 | *(hw_stats + bnx2_stats_offset_arr[i] + 1); | |
5593 | } | |
5594 | } | |
5595 | ||
5596 | static int | |
5597 | bnx2_phys_id(struct net_device *dev, u32 data) | |
5598 | { | |
972ec0d4 | 5599 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5600 | int i; |
5601 | u32 save; | |
5602 | ||
5603 | if (data == 0) | |
5604 | data = 2; | |
5605 | ||
5606 | save = REG_RD(bp, BNX2_MISC_CFG); | |
5607 | REG_WR(bp, BNX2_MISC_CFG, BNX2_MISC_CFG_LEDMODE_MAC); | |
5608 | ||
5609 | for (i = 0; i < (data * 2); i++) { | |
5610 | if ((i % 2) == 0) { | |
5611 | REG_WR(bp, BNX2_EMAC_LED, BNX2_EMAC_LED_OVERRIDE); | |
5612 | } | |
5613 | else { | |
5614 | REG_WR(bp, BNX2_EMAC_LED, BNX2_EMAC_LED_OVERRIDE | | |
5615 | BNX2_EMAC_LED_1000MB_OVERRIDE | | |
5616 | BNX2_EMAC_LED_100MB_OVERRIDE | | |
5617 | BNX2_EMAC_LED_10MB_OVERRIDE | | |
5618 | BNX2_EMAC_LED_TRAFFIC_OVERRIDE | | |
5619 | BNX2_EMAC_LED_TRAFFIC); | |
5620 | } | |
5621 | msleep_interruptible(500); | |
5622 | if (signal_pending(current)) | |
5623 | break; | |
5624 | } | |
5625 | REG_WR(bp, BNX2_EMAC_LED, 0); | |
5626 | REG_WR(bp, BNX2_MISC_CFG, save); | |
5627 | return 0; | |
5628 | } | |
5629 | ||
4666f87a MC |
5630 | static int |
5631 | bnx2_set_tx_csum(struct net_device *dev, u32 data) | |
5632 | { | |
5633 | struct bnx2 *bp = netdev_priv(dev); | |
5634 | ||
5635 | if (CHIP_NUM(bp) == CHIP_NUM_5709) | |
5636 | return (ethtool_op_set_tx_hw_csum(dev, data)); | |
5637 | else | |
5638 | return (ethtool_op_set_tx_csum(dev, data)); | |
5639 | } | |
5640 | ||
7282d491 | 5641 | static const struct ethtool_ops bnx2_ethtool_ops = { |
b6016b76 MC |
5642 | .get_settings = bnx2_get_settings, |
5643 | .set_settings = bnx2_set_settings, | |
5644 | .get_drvinfo = bnx2_get_drvinfo, | |
244ac4f4 MC |
5645 | .get_regs_len = bnx2_get_regs_len, |
5646 | .get_regs = bnx2_get_regs, | |
b6016b76 MC |
5647 | .get_wol = bnx2_get_wol, |
5648 | .set_wol = bnx2_set_wol, | |
5649 | .nway_reset = bnx2_nway_reset, | |
5650 | .get_link = ethtool_op_get_link, | |
5651 | .get_eeprom_len = bnx2_get_eeprom_len, | |
5652 | .get_eeprom = bnx2_get_eeprom, | |
5653 | .set_eeprom = bnx2_set_eeprom, | |
5654 | .get_coalesce = bnx2_get_coalesce, | |
5655 | .set_coalesce = bnx2_set_coalesce, | |
5656 | .get_ringparam = bnx2_get_ringparam, | |
5657 | .set_ringparam = bnx2_set_ringparam, | |
5658 | .get_pauseparam = bnx2_get_pauseparam, | |
5659 | .set_pauseparam = bnx2_set_pauseparam, | |
5660 | .get_rx_csum = bnx2_get_rx_csum, | |
5661 | .set_rx_csum = bnx2_set_rx_csum, | |
5662 | .get_tx_csum = ethtool_op_get_tx_csum, | |
4666f87a | 5663 | .set_tx_csum = bnx2_set_tx_csum, |
b6016b76 MC |
5664 | .get_sg = ethtool_op_get_sg, |
5665 | .set_sg = ethtool_op_set_sg, | |
b6016b76 | 5666 | .get_tso = ethtool_op_get_tso, |
b11d6213 | 5667 | .set_tso = bnx2_set_tso, |
b6016b76 MC |
5668 | .self_test_count = bnx2_self_test_count, |
5669 | .self_test = bnx2_self_test, | |
5670 | .get_strings = bnx2_get_strings, | |
5671 | .phys_id = bnx2_phys_id, | |
5672 | .get_stats_count = bnx2_get_stats_count, | |
5673 | .get_ethtool_stats = bnx2_get_ethtool_stats, | |
24b8e05d | 5674 | .get_perm_addr = ethtool_op_get_perm_addr, |
b6016b76 MC |
5675 | }; |
5676 | ||
5677 | /* Called with rtnl_lock */ | |
5678 | static int | |
5679 | bnx2_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) | |
5680 | { | |
14ab9b86 | 5681 | struct mii_ioctl_data *data = if_mii(ifr); |
972ec0d4 | 5682 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5683 | int err; |
5684 | ||
5685 | switch(cmd) { | |
5686 | case SIOCGMIIPHY: | |
5687 | data->phy_id = bp->phy_addr; | |
5688 | ||
5689 | /* fallthru */ | |
5690 | case SIOCGMIIREG: { | |
5691 | u32 mii_regval; | |
5692 | ||
dad3e452 MC |
5693 | if (!netif_running(dev)) |
5694 | return -EAGAIN; | |
5695 | ||
c770a65c | 5696 | spin_lock_bh(&bp->phy_lock); |
b6016b76 | 5697 | err = bnx2_read_phy(bp, data->reg_num & 0x1f, &mii_regval); |
c770a65c | 5698 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
5699 | |
5700 | data->val_out = mii_regval; | |
5701 | ||
5702 | return err; | |
5703 | } | |
5704 | ||
5705 | case SIOCSMIIREG: | |
5706 | if (!capable(CAP_NET_ADMIN)) | |
5707 | return -EPERM; | |
5708 | ||
dad3e452 MC |
5709 | if (!netif_running(dev)) |
5710 | return -EAGAIN; | |
5711 | ||
c770a65c | 5712 | spin_lock_bh(&bp->phy_lock); |
b6016b76 | 5713 | err = bnx2_write_phy(bp, data->reg_num & 0x1f, data->val_in); |
c770a65c | 5714 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
5715 | |
5716 | return err; | |
5717 | ||
5718 | default: | |
5719 | /* do nothing */ | |
5720 | break; | |
5721 | } | |
5722 | return -EOPNOTSUPP; | |
5723 | } | |
5724 | ||
5725 | /* Called with rtnl_lock */ | |
5726 | static int | |
5727 | bnx2_change_mac_addr(struct net_device *dev, void *p) | |
5728 | { | |
5729 | struct sockaddr *addr = p; | |
972ec0d4 | 5730 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 5731 | |
73eef4cd MC |
5732 | if (!is_valid_ether_addr(addr->sa_data)) |
5733 | return -EINVAL; | |
5734 | ||
b6016b76 MC |
5735 | memcpy(dev->dev_addr, addr->sa_data, dev->addr_len); |
5736 | if (netif_running(dev)) | |
5737 | bnx2_set_mac_addr(bp); | |
5738 | ||
5739 | return 0; | |
5740 | } | |
5741 | ||
5742 | /* Called with rtnl_lock */ | |
5743 | static int | |
5744 | bnx2_change_mtu(struct net_device *dev, int new_mtu) | |
5745 | { | |
972ec0d4 | 5746 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5747 | |
5748 | if (((new_mtu + ETH_HLEN) > MAX_ETHERNET_JUMBO_PACKET_SIZE) || | |
5749 | ((new_mtu + ETH_HLEN) < MIN_ETHERNET_PACKET_SIZE)) | |
5750 | return -EINVAL; | |
5751 | ||
5752 | dev->mtu = new_mtu; | |
5753 | if (netif_running(dev)) { | |
5754 | bnx2_netif_stop(bp); | |
5755 | ||
5756 | bnx2_init_nic(bp); | |
5757 | ||
5758 | bnx2_netif_start(bp); | |
5759 | } | |
5760 | return 0; | |
5761 | } | |
5762 | ||
5763 | #if defined(HAVE_POLL_CONTROLLER) || defined(CONFIG_NET_POLL_CONTROLLER) | |
5764 | static void | |
5765 | poll_bnx2(struct net_device *dev) | |
5766 | { | |
972ec0d4 | 5767 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5768 | |
5769 | disable_irq(bp->pdev->irq); | |
7d12e780 | 5770 | bnx2_interrupt(bp->pdev->irq, dev); |
b6016b76 MC |
5771 | enable_irq(bp->pdev->irq); |
5772 | } | |
5773 | #endif | |
5774 | ||
253c8b75 MC |
5775 | static void __devinit |
5776 | bnx2_get_5709_media(struct bnx2 *bp) | |
5777 | { | |
5778 | u32 val = REG_RD(bp, BNX2_MISC_DUAL_MEDIA_CTRL); | |
5779 | u32 bond_id = val & BNX2_MISC_DUAL_MEDIA_CTRL_BOND_ID; | |
5780 | u32 strap; | |
5781 | ||
5782 | if (bond_id == BNX2_MISC_DUAL_MEDIA_CTRL_BOND_ID_C) | |
5783 | return; | |
5784 | else if (bond_id == BNX2_MISC_DUAL_MEDIA_CTRL_BOND_ID_S) { | |
5785 | bp->phy_flags |= PHY_SERDES_FLAG; | |
5786 | return; | |
5787 | } | |
5788 | ||
5789 | if (val & BNX2_MISC_DUAL_MEDIA_CTRL_STRAP_OVERRIDE) | |
5790 | strap = (val & BNX2_MISC_DUAL_MEDIA_CTRL_PHY_CTRL) >> 21; | |
5791 | else | |
5792 | strap = (val & BNX2_MISC_DUAL_MEDIA_CTRL_PHY_CTRL_STRAP) >> 8; | |
5793 | ||
5794 | if (PCI_FUNC(bp->pdev->devfn) == 0) { | |
5795 | switch (strap) { | |
5796 | case 0x4: | |
5797 | case 0x5: | |
5798 | case 0x6: | |
5799 | bp->phy_flags |= PHY_SERDES_FLAG; | |
5800 | return; | |
5801 | } | |
5802 | } else { | |
5803 | switch (strap) { | |
5804 | case 0x1: | |
5805 | case 0x2: | |
5806 | case 0x4: | |
5807 | bp->phy_flags |= PHY_SERDES_FLAG; | |
5808 | return; | |
5809 | } | |
5810 | } | |
5811 | } | |
5812 | ||
b6016b76 MC |
5813 | static int __devinit |
5814 | bnx2_init_board(struct pci_dev *pdev, struct net_device *dev) | |
5815 | { | |
5816 | struct bnx2 *bp; | |
5817 | unsigned long mem_len; | |
5818 | int rc; | |
5819 | u32 reg; | |
40453c83 | 5820 | u64 dma_mask, persist_dma_mask; |
b6016b76 MC |
5821 | |
5822 | SET_MODULE_OWNER(dev); | |
5823 | SET_NETDEV_DEV(dev, &pdev->dev); | |
972ec0d4 | 5824 | bp = netdev_priv(dev); |
b6016b76 MC |
5825 | |
5826 | bp->flags = 0; | |
5827 | bp->phy_flags = 0; | |
5828 | ||
5829 | /* enable device (incl. PCI PM wakeup), and bus-mastering */ | |
5830 | rc = pci_enable_device(pdev); | |
5831 | if (rc) { | |
9b91cf9d | 5832 | dev_err(&pdev->dev, "Cannot enable PCI device, aborting."); |
b6016b76 MC |
5833 | goto err_out; |
5834 | } | |
5835 | ||
5836 | if (!(pci_resource_flags(pdev, 0) & IORESOURCE_MEM)) { | |
9b91cf9d | 5837 | dev_err(&pdev->dev, |
2e8a538d | 5838 | "Cannot find PCI device base address, aborting.\n"); |
b6016b76 MC |
5839 | rc = -ENODEV; |
5840 | goto err_out_disable; | |
5841 | } | |
5842 | ||
5843 | rc = pci_request_regions(pdev, DRV_MODULE_NAME); | |
5844 | if (rc) { | |
9b91cf9d | 5845 | dev_err(&pdev->dev, "Cannot obtain PCI resources, aborting.\n"); |
b6016b76 MC |
5846 | goto err_out_disable; |
5847 | } | |
5848 | ||
5849 | pci_set_master(pdev); | |
5850 | ||
5851 | bp->pm_cap = pci_find_capability(pdev, PCI_CAP_ID_PM); | |
5852 | if (bp->pm_cap == 0) { | |
9b91cf9d | 5853 | dev_err(&pdev->dev, |
2e8a538d | 5854 | "Cannot find power management capability, aborting.\n"); |
b6016b76 MC |
5855 | rc = -EIO; |
5856 | goto err_out_release; | |
5857 | } | |
5858 | ||
b6016b76 MC |
5859 | bp->dev = dev; |
5860 | bp->pdev = pdev; | |
5861 | ||
5862 | spin_lock_init(&bp->phy_lock); | |
c4028958 | 5863 | INIT_WORK(&bp->reset_task, bnx2_reset_task); |
b6016b76 MC |
5864 | |
5865 | dev->base_addr = dev->mem_start = pci_resource_start(pdev, 0); | |
59b47d8a | 5866 | mem_len = MB_GET_CID_ADDR(TX_TSS_CID + 1); |
b6016b76 MC |
5867 | dev->mem_end = dev->mem_start + mem_len; |
5868 | dev->irq = pdev->irq; | |
5869 | ||
5870 | bp->regview = ioremap_nocache(dev->base_addr, mem_len); | |
5871 | ||
5872 | if (!bp->regview) { | |
9b91cf9d | 5873 | dev_err(&pdev->dev, "Cannot map register space, aborting.\n"); |
b6016b76 MC |
5874 | rc = -ENOMEM; |
5875 | goto err_out_release; | |
5876 | } | |
5877 | ||
5878 | /* Configure byte swap and enable write to the reg_window registers. | |
5879 | * Rely on CPU to do target byte swapping on big endian systems | |
5880 | * The chip's target access swapping will not swap all accesses | |
5881 | */ | |
5882 | pci_write_config_dword(bp->pdev, BNX2_PCICFG_MISC_CONFIG, | |
5883 | BNX2_PCICFG_MISC_CONFIG_REG_WINDOW_ENA | | |
5884 | BNX2_PCICFG_MISC_CONFIG_TARGET_MB_WORD_SWAP); | |
5885 | ||
829ca9a3 | 5886 | bnx2_set_power_state(bp, PCI_D0); |
b6016b76 MC |
5887 | |
5888 | bp->chip_id = REG_RD(bp, BNX2_MISC_ID); | |
5889 | ||
59b47d8a MC |
5890 | if (CHIP_NUM(bp) != CHIP_NUM_5709) { |
5891 | bp->pcix_cap = pci_find_capability(pdev, PCI_CAP_ID_PCIX); | |
5892 | if (bp->pcix_cap == 0) { | |
5893 | dev_err(&pdev->dev, | |
5894 | "Cannot find PCIX capability, aborting.\n"); | |
5895 | rc = -EIO; | |
5896 | goto err_out_unmap; | |
5897 | } | |
5898 | } | |
5899 | ||
40453c83 MC |
5900 | /* 5708 cannot support DMA addresses > 40-bit. */ |
5901 | if (CHIP_NUM(bp) == CHIP_NUM_5708) | |
5902 | persist_dma_mask = dma_mask = DMA_40BIT_MASK; | |
5903 | else | |
5904 | persist_dma_mask = dma_mask = DMA_64BIT_MASK; | |
5905 | ||
5906 | /* Configure DMA attributes. */ | |
5907 | if (pci_set_dma_mask(pdev, dma_mask) == 0) { | |
5908 | dev->features |= NETIF_F_HIGHDMA; | |
5909 | rc = pci_set_consistent_dma_mask(pdev, persist_dma_mask); | |
5910 | if (rc) { | |
5911 | dev_err(&pdev->dev, | |
5912 | "pci_set_consistent_dma_mask failed, aborting.\n"); | |
5913 | goto err_out_unmap; | |
5914 | } | |
5915 | } else if ((rc = pci_set_dma_mask(pdev, DMA_32BIT_MASK)) != 0) { | |
5916 | dev_err(&pdev->dev, "System does not support DMA, aborting.\n"); | |
5917 | goto err_out_unmap; | |
5918 | } | |
5919 | ||
b6016b76 MC |
5920 | /* Get bus information. */ |
5921 | reg = REG_RD(bp, BNX2_PCICFG_MISC_STATUS); | |
5922 | if (reg & BNX2_PCICFG_MISC_STATUS_PCIX_DET) { | |
5923 | u32 clkreg; | |
5924 | ||
5925 | bp->flags |= PCIX_FLAG; | |
5926 | ||
5927 | clkreg = REG_RD(bp, BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS); | |
6aa20a22 | 5928 | |
b6016b76 MC |
5929 | clkreg &= BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET; |
5930 | switch (clkreg) { | |
5931 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_133MHZ: | |
5932 | bp->bus_speed_mhz = 133; | |
5933 | break; | |
5934 | ||
5935 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_95MHZ: | |
5936 | bp->bus_speed_mhz = 100; | |
5937 | break; | |
5938 | ||
5939 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_66MHZ: | |
5940 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_80MHZ: | |
5941 | bp->bus_speed_mhz = 66; | |
5942 | break; | |
5943 | ||
5944 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_48MHZ: | |
5945 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_55MHZ: | |
5946 | bp->bus_speed_mhz = 50; | |
5947 | break; | |
5948 | ||
5949 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_LOW: | |
5950 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_32MHZ: | |
5951 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_38MHZ: | |
5952 | bp->bus_speed_mhz = 33; | |
5953 | break; | |
5954 | } | |
5955 | } | |
5956 | else { | |
5957 | if (reg & BNX2_PCICFG_MISC_STATUS_M66EN) | |
5958 | bp->bus_speed_mhz = 66; | |
5959 | else | |
5960 | bp->bus_speed_mhz = 33; | |
5961 | } | |
5962 | ||
5963 | if (reg & BNX2_PCICFG_MISC_STATUS_32BIT_DET) | |
5964 | bp->flags |= PCI_32BIT_FLAG; | |
5965 | ||
5966 | /* 5706A0 may falsely detect SERR and PERR. */ | |
5967 | if (CHIP_ID(bp) == CHIP_ID_5706_A0) { | |
5968 | reg = REG_RD(bp, PCI_COMMAND); | |
5969 | reg &= ~(PCI_COMMAND_SERR | PCI_COMMAND_PARITY); | |
5970 | REG_WR(bp, PCI_COMMAND, reg); | |
5971 | } | |
5972 | else if ((CHIP_ID(bp) == CHIP_ID_5706_A1) && | |
5973 | !(bp->flags & PCIX_FLAG)) { | |
5974 | ||
9b91cf9d | 5975 | dev_err(&pdev->dev, |
2e8a538d | 5976 | "5706 A1 can only be used in a PCIX bus, aborting.\n"); |
b6016b76 MC |
5977 | goto err_out_unmap; |
5978 | } | |
5979 | ||
5980 | bnx2_init_nvram(bp); | |
5981 | ||
e3648b3d MC |
5982 | reg = REG_RD_IND(bp, BNX2_SHM_HDR_SIGNATURE); |
5983 | ||
5984 | if ((reg & BNX2_SHM_HDR_SIGNATURE_SIG_MASK) == | |
24cb230b MC |
5985 | BNX2_SHM_HDR_SIGNATURE_SIG) { |
5986 | u32 off = PCI_FUNC(pdev->devfn) << 2; | |
5987 | ||
5988 | bp->shmem_base = REG_RD_IND(bp, BNX2_SHM_HDR_ADDR_0 + off); | |
5989 | } else | |
e3648b3d MC |
5990 | bp->shmem_base = HOST_VIEW_SHMEM_BASE; |
5991 | ||
b6016b76 MC |
5992 | /* Get the permanent MAC address. First we need to make sure the |
5993 | * firmware is actually running. | |
5994 | */ | |
e3648b3d | 5995 | reg = REG_RD_IND(bp, bp->shmem_base + BNX2_DEV_INFO_SIGNATURE); |
b6016b76 MC |
5996 | |
5997 | if ((reg & BNX2_DEV_INFO_SIGNATURE_MAGIC_MASK) != | |
5998 | BNX2_DEV_INFO_SIGNATURE_MAGIC) { | |
9b91cf9d | 5999 | dev_err(&pdev->dev, "Firmware not running, aborting.\n"); |
b6016b76 MC |
6000 | rc = -ENODEV; |
6001 | goto err_out_unmap; | |
6002 | } | |
6003 | ||
e3648b3d | 6004 | bp->fw_ver = REG_RD_IND(bp, bp->shmem_base + BNX2_DEV_INFO_BC_REV); |
b6016b76 | 6005 | |
e3648b3d | 6006 | reg = REG_RD_IND(bp, bp->shmem_base + BNX2_PORT_HW_CFG_MAC_UPPER); |
b6016b76 MC |
6007 | bp->mac_addr[0] = (u8) (reg >> 8); |
6008 | bp->mac_addr[1] = (u8) reg; | |
6009 | ||
e3648b3d | 6010 | reg = REG_RD_IND(bp, bp->shmem_base + BNX2_PORT_HW_CFG_MAC_LOWER); |
b6016b76 MC |
6011 | bp->mac_addr[2] = (u8) (reg >> 24); |
6012 | bp->mac_addr[3] = (u8) (reg >> 16); | |
6013 | bp->mac_addr[4] = (u8) (reg >> 8); | |
6014 | bp->mac_addr[5] = (u8) reg; | |
6015 | ||
6016 | bp->tx_ring_size = MAX_TX_DESC_CNT; | |
932f3772 | 6017 | bnx2_set_rx_ring_size(bp, 255); |
b6016b76 MC |
6018 | |
6019 | bp->rx_csum = 1; | |
6020 | ||
6021 | bp->rx_offset = sizeof(struct l2_fhdr) + 2; | |
6022 | ||
6023 | bp->tx_quick_cons_trip_int = 20; | |
6024 | bp->tx_quick_cons_trip = 20; | |
6025 | bp->tx_ticks_int = 80; | |
6026 | bp->tx_ticks = 80; | |
6aa20a22 | 6027 | |
b6016b76 MC |
6028 | bp->rx_quick_cons_trip_int = 6; |
6029 | bp->rx_quick_cons_trip = 6; | |
6030 | bp->rx_ticks_int = 18; | |
6031 | bp->rx_ticks = 18; | |
6032 | ||
6033 | bp->stats_ticks = 1000000 & 0xffff00; | |
6034 | ||
6035 | bp->timer_interval = HZ; | |
cd339a0e | 6036 | bp->current_interval = HZ; |
b6016b76 | 6037 | |
5b0c76ad MC |
6038 | bp->phy_addr = 1; |
6039 | ||
b6016b76 | 6040 | /* Disable WOL support if we are running on a SERDES chip. */ |
253c8b75 MC |
6041 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
6042 | bnx2_get_5709_media(bp); | |
6043 | else if (CHIP_BOND_ID(bp) & CHIP_BOND_ID_SERDES_BIT) | |
b6016b76 | 6044 | bp->phy_flags |= PHY_SERDES_FLAG; |
bac0dff6 MC |
6045 | |
6046 | if (bp->phy_flags & PHY_SERDES_FLAG) { | |
b6016b76 | 6047 | bp->flags |= NO_WOL_FLAG; |
bac0dff6 | 6048 | if (CHIP_NUM(bp) != CHIP_NUM_5706) { |
5b0c76ad | 6049 | bp->phy_addr = 2; |
e3648b3d | 6050 | reg = REG_RD_IND(bp, bp->shmem_base + |
5b0c76ad MC |
6051 | BNX2_SHARED_HW_CFG_CONFIG); |
6052 | if (reg & BNX2_SHARED_HW_CFG_PHY_2_5G) | |
6053 | bp->phy_flags |= PHY_2_5G_CAPABLE_FLAG; | |
6054 | } | |
261dd5ca MC |
6055 | } else if (CHIP_NUM(bp) == CHIP_NUM_5706 || |
6056 | CHIP_NUM(bp) == CHIP_NUM_5708) | |
6057 | bp->phy_flags |= PHY_CRC_FIX_FLAG; | |
b659f44e MC |
6058 | else if (CHIP_ID(bp) == CHIP_ID_5709_A0) |
6059 | bp->phy_flags |= PHY_DIS_EARLY_DAC_FLAG; | |
b6016b76 | 6060 | |
16088272 MC |
6061 | if ((CHIP_ID(bp) == CHIP_ID_5708_A0) || |
6062 | (CHIP_ID(bp) == CHIP_ID_5708_B0) || | |
6063 | (CHIP_ID(bp) == CHIP_ID_5708_B1)) | |
dda1e390 MC |
6064 | bp->flags |= NO_WOL_FLAG; |
6065 | ||
b6016b76 MC |
6066 | if (CHIP_ID(bp) == CHIP_ID_5706_A0) { |
6067 | bp->tx_quick_cons_trip_int = | |
6068 | bp->tx_quick_cons_trip; | |
6069 | bp->tx_ticks_int = bp->tx_ticks; | |
6070 | bp->rx_quick_cons_trip_int = | |
6071 | bp->rx_quick_cons_trip; | |
6072 | bp->rx_ticks_int = bp->rx_ticks; | |
6073 | bp->comp_prod_trip_int = bp->comp_prod_trip; | |
6074 | bp->com_ticks_int = bp->com_ticks; | |
6075 | bp->cmd_ticks_int = bp->cmd_ticks; | |
6076 | } | |
6077 | ||
f9317a40 MC |
6078 | /* Disable MSI on 5706 if AMD 8132 bridge is found. |
6079 | * | |
6080 | * MSI is defined to be 32-bit write. The 5706 does 64-bit MSI writes | |
6081 | * with byte enables disabled on the unused 32-bit word. This is legal | |
6082 | * but causes problems on the AMD 8132 which will eventually stop | |
6083 | * responding after a while. | |
6084 | * | |
6085 | * AMD believes this incompatibility is unique to the 5706, and | |
88187dfa | 6086 | * prefers to locally disable MSI rather than globally disabling it. |
f9317a40 MC |
6087 | */ |
6088 | if (CHIP_NUM(bp) == CHIP_NUM_5706 && disable_msi == 0) { | |
6089 | struct pci_dev *amd_8132 = NULL; | |
6090 | ||
6091 | while ((amd_8132 = pci_get_device(PCI_VENDOR_ID_AMD, | |
6092 | PCI_DEVICE_ID_AMD_8132_BRIDGE, | |
6093 | amd_8132))) { | |
6094 | u8 rev; | |
6095 | ||
6096 | pci_read_config_byte(amd_8132, PCI_REVISION_ID, &rev); | |
6097 | if (rev >= 0x10 && rev <= 0x13) { | |
6098 | disable_msi = 1; | |
6099 | pci_dev_put(amd_8132); | |
6100 | break; | |
6101 | } | |
6102 | } | |
6103 | } | |
6104 | ||
b6016b76 MC |
6105 | bp->autoneg = AUTONEG_SPEED | AUTONEG_FLOW_CTRL; |
6106 | bp->req_line_speed = 0; | |
6107 | if (bp->phy_flags & PHY_SERDES_FLAG) { | |
6108 | bp->advertising = ETHTOOL_ALL_FIBRE_SPEED | ADVERTISED_Autoneg; | |
cd339a0e | 6109 | |
e3648b3d | 6110 | reg = REG_RD_IND(bp, bp->shmem_base + BNX2_PORT_HW_CFG_CONFIG); |
cd339a0e MC |
6111 | reg &= BNX2_PORT_HW_CFG_CFG_DFLT_LINK_MASK; |
6112 | if (reg == BNX2_PORT_HW_CFG_CFG_DFLT_LINK_1G) { | |
6113 | bp->autoneg = 0; | |
6114 | bp->req_line_speed = bp->line_speed = SPEED_1000; | |
6115 | bp->req_duplex = DUPLEX_FULL; | |
6116 | } | |
b6016b76 MC |
6117 | } |
6118 | else { | |
6119 | bp->advertising = ETHTOOL_ALL_COPPER_SPEED | ADVERTISED_Autoneg; | |
6120 | } | |
6121 | ||
6122 | bp->req_flow_ctrl = FLOW_CTRL_RX | FLOW_CTRL_TX; | |
6123 | ||
cd339a0e MC |
6124 | init_timer(&bp->timer); |
6125 | bp->timer.expires = RUN_AT(bp->timer_interval); | |
6126 | bp->timer.data = (unsigned long) bp; | |
6127 | bp->timer.function = bnx2_timer; | |
6128 | ||
b6016b76 MC |
6129 | return 0; |
6130 | ||
6131 | err_out_unmap: | |
6132 | if (bp->regview) { | |
6133 | iounmap(bp->regview); | |
73eef4cd | 6134 | bp->regview = NULL; |
b6016b76 MC |
6135 | } |
6136 | ||
6137 | err_out_release: | |
6138 | pci_release_regions(pdev); | |
6139 | ||
6140 | err_out_disable: | |
6141 | pci_disable_device(pdev); | |
6142 | pci_set_drvdata(pdev, NULL); | |
6143 | ||
6144 | err_out: | |
6145 | return rc; | |
6146 | } | |
6147 | ||
6148 | static int __devinit | |
6149 | bnx2_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) | |
6150 | { | |
6151 | static int version_printed = 0; | |
6152 | struct net_device *dev = NULL; | |
6153 | struct bnx2 *bp; | |
6154 | int rc, i; | |
6155 | ||
6156 | if (version_printed++ == 0) | |
6157 | printk(KERN_INFO "%s", version); | |
6158 | ||
6159 | /* dev zeroed in init_etherdev */ | |
6160 | dev = alloc_etherdev(sizeof(*bp)); | |
6161 | ||
6162 | if (!dev) | |
6163 | return -ENOMEM; | |
6164 | ||
6165 | rc = bnx2_init_board(pdev, dev); | |
6166 | if (rc < 0) { | |
6167 | free_netdev(dev); | |
6168 | return rc; | |
6169 | } | |
6170 | ||
6171 | dev->open = bnx2_open; | |
6172 | dev->hard_start_xmit = bnx2_start_xmit; | |
6173 | dev->stop = bnx2_close; | |
6174 | dev->get_stats = bnx2_get_stats; | |
6175 | dev->set_multicast_list = bnx2_set_rx_mode; | |
6176 | dev->do_ioctl = bnx2_ioctl; | |
6177 | dev->set_mac_address = bnx2_change_mac_addr; | |
6178 | dev->change_mtu = bnx2_change_mtu; | |
6179 | dev->tx_timeout = bnx2_tx_timeout; | |
6180 | dev->watchdog_timeo = TX_TIMEOUT; | |
6181 | #ifdef BCM_VLAN | |
6182 | dev->vlan_rx_register = bnx2_vlan_rx_register; | |
6183 | dev->vlan_rx_kill_vid = bnx2_vlan_rx_kill_vid; | |
6184 | #endif | |
6185 | dev->poll = bnx2_poll; | |
6186 | dev->ethtool_ops = &bnx2_ethtool_ops; | |
6187 | dev->weight = 64; | |
6188 | ||
972ec0d4 | 6189 | bp = netdev_priv(dev); |
b6016b76 MC |
6190 | |
6191 | #if defined(HAVE_POLL_CONTROLLER) || defined(CONFIG_NET_POLL_CONTROLLER) | |
6192 | dev->poll_controller = poll_bnx2; | |
6193 | #endif | |
6194 | ||
1b2f922f MC |
6195 | pci_set_drvdata(pdev, dev); |
6196 | ||
6197 | memcpy(dev->dev_addr, bp->mac_addr, 6); | |
6198 | memcpy(dev->perm_addr, bp->mac_addr, 6); | |
6199 | bp->name = board_info[ent->driver_data].name; | |
6200 | ||
4666f87a MC |
6201 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
6202 | dev->features |= NETIF_F_HW_CSUM | NETIF_F_SG; | |
6203 | else | |
6204 | dev->features |= NETIF_F_IP_CSUM | NETIF_F_SG; | |
1b2f922f MC |
6205 | #ifdef BCM_VLAN |
6206 | dev->features |= NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_RX; | |
6207 | #endif | |
6208 | dev->features |= NETIF_F_TSO | NETIF_F_TSO_ECN; | |
4666f87a MC |
6209 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
6210 | dev->features |= NETIF_F_TSO6; | |
1b2f922f | 6211 | |
b6016b76 | 6212 | if ((rc = register_netdev(dev))) { |
9b91cf9d | 6213 | dev_err(&pdev->dev, "Cannot register net device\n"); |
b6016b76 MC |
6214 | if (bp->regview) |
6215 | iounmap(bp->regview); | |
6216 | pci_release_regions(pdev); | |
6217 | pci_disable_device(pdev); | |
6218 | pci_set_drvdata(pdev, NULL); | |
6219 | free_netdev(dev); | |
6220 | return rc; | |
6221 | } | |
6222 | ||
b6016b76 MC |
6223 | printk(KERN_INFO "%s: %s (%c%d) PCI%s %s %dMHz found at mem %lx, " |
6224 | "IRQ %d, ", | |
6225 | dev->name, | |
6226 | bp->name, | |
6227 | ((CHIP_ID(bp) & 0xf000) >> 12) + 'A', | |
6228 | ((CHIP_ID(bp) & 0x0ff0) >> 4), | |
6229 | ((bp->flags & PCIX_FLAG) ? "-X" : ""), | |
6230 | ((bp->flags & PCI_32BIT_FLAG) ? "32-bit" : "64-bit"), | |
6231 | bp->bus_speed_mhz, | |
6232 | dev->base_addr, | |
6233 | bp->pdev->irq); | |
6234 | ||
6235 | printk("node addr "); | |
6236 | for (i = 0; i < 6; i++) | |
6237 | printk("%2.2x", dev->dev_addr[i]); | |
6238 | printk("\n"); | |
6239 | ||
b6016b76 MC |
6240 | return 0; |
6241 | } | |
6242 | ||
6243 | static void __devexit | |
6244 | bnx2_remove_one(struct pci_dev *pdev) | |
6245 | { | |
6246 | struct net_device *dev = pci_get_drvdata(pdev); | |
972ec0d4 | 6247 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 6248 | |
afdc08b9 MC |
6249 | flush_scheduled_work(); |
6250 | ||
b6016b76 MC |
6251 | unregister_netdev(dev); |
6252 | ||
6253 | if (bp->regview) | |
6254 | iounmap(bp->regview); | |
6255 | ||
6256 | free_netdev(dev); | |
6257 | pci_release_regions(pdev); | |
6258 | pci_disable_device(pdev); | |
6259 | pci_set_drvdata(pdev, NULL); | |
6260 | } | |
6261 | ||
6262 | static int | |
829ca9a3 | 6263 | bnx2_suspend(struct pci_dev *pdev, pm_message_t state) |
b6016b76 MC |
6264 | { |
6265 | struct net_device *dev = pci_get_drvdata(pdev); | |
972ec0d4 | 6266 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6267 | u32 reset_code; |
6268 | ||
6269 | if (!netif_running(dev)) | |
6270 | return 0; | |
6271 | ||
1d60290f | 6272 | flush_scheduled_work(); |
b6016b76 MC |
6273 | bnx2_netif_stop(bp); |
6274 | netif_device_detach(dev); | |
6275 | del_timer_sync(&bp->timer); | |
dda1e390 | 6276 | if (bp->flags & NO_WOL_FLAG) |
6c4f095e | 6277 | reset_code = BNX2_DRV_MSG_CODE_UNLOAD_LNK_DN; |
dda1e390 | 6278 | else if (bp->wol) |
b6016b76 MC |
6279 | reset_code = BNX2_DRV_MSG_CODE_SUSPEND_WOL; |
6280 | else | |
6281 | reset_code = BNX2_DRV_MSG_CODE_SUSPEND_NO_WOL; | |
6282 | bnx2_reset_chip(bp, reset_code); | |
6283 | bnx2_free_skbs(bp); | |
30c517b2 | 6284 | pci_save_state(pdev); |
829ca9a3 | 6285 | bnx2_set_power_state(bp, pci_choose_state(pdev, state)); |
b6016b76 MC |
6286 | return 0; |
6287 | } | |
6288 | ||
6289 | static int | |
6290 | bnx2_resume(struct pci_dev *pdev) | |
6291 | { | |
6292 | struct net_device *dev = pci_get_drvdata(pdev); | |
972ec0d4 | 6293 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6294 | |
6295 | if (!netif_running(dev)) | |
6296 | return 0; | |
6297 | ||
30c517b2 | 6298 | pci_restore_state(pdev); |
829ca9a3 | 6299 | bnx2_set_power_state(bp, PCI_D0); |
b6016b76 MC |
6300 | netif_device_attach(dev); |
6301 | bnx2_init_nic(bp); | |
6302 | bnx2_netif_start(bp); | |
6303 | return 0; | |
6304 | } | |
6305 | ||
6306 | static struct pci_driver bnx2_pci_driver = { | |
14ab9b86 PH |
6307 | .name = DRV_MODULE_NAME, |
6308 | .id_table = bnx2_pci_tbl, | |
6309 | .probe = bnx2_init_one, | |
6310 | .remove = __devexit_p(bnx2_remove_one), | |
6311 | .suspend = bnx2_suspend, | |
6312 | .resume = bnx2_resume, | |
b6016b76 MC |
6313 | }; |
6314 | ||
6315 | static int __init bnx2_init(void) | |
6316 | { | |
29917620 | 6317 | return pci_register_driver(&bnx2_pci_driver); |
b6016b76 MC |
6318 | } |
6319 | ||
6320 | static void __exit bnx2_cleanup(void) | |
6321 | { | |
6322 | pci_unregister_driver(&bnx2_pci_driver); | |
6323 | } | |
6324 | ||
6325 | module_init(bnx2_init); | |
6326 | module_exit(bnx2_cleanup); | |
6327 | ||
6328 | ||
6329 |