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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 | ||
12 | #include "bnx2.h" | |
13 | #include "bnx2_fw.h" | |
14 | ||
15 | #define DRV_MODULE_NAME "bnx2" | |
16 | #define PFX DRV_MODULE_NAME ": " | |
0d36f37b MC |
17 | #define DRV_MODULE_VERSION "1.4.38" |
18 | #define DRV_MODULE_RELDATE "February 10, 2006" | |
b6016b76 MC |
19 | |
20 | #define RUN_AT(x) (jiffies + (x)) | |
21 | ||
22 | /* Time in jiffies before concluding the transmitter is hung. */ | |
23 | #define TX_TIMEOUT (5*HZ) | |
24 | ||
25 | static char version[] __devinitdata = | |
26 | "Broadcom NetXtreme II Gigabit Ethernet Driver " DRV_MODULE_NAME " v" DRV_MODULE_VERSION " (" DRV_MODULE_RELDATE ")\n"; | |
27 | ||
28 | MODULE_AUTHOR("Michael Chan <mchan@broadcom.com>"); | |
05d0f1cf | 29 | MODULE_DESCRIPTION("Broadcom NetXtreme II BCM5706/5708 Driver"); |
b6016b76 MC |
30 | MODULE_LICENSE("GPL"); |
31 | MODULE_VERSION(DRV_MODULE_VERSION); | |
32 | ||
33 | static int disable_msi = 0; | |
34 | ||
35 | module_param(disable_msi, int, 0); | |
36 | MODULE_PARM_DESC(disable_msi, "Disable Message Signaled Interrupt (MSI)"); | |
37 | ||
38 | typedef enum { | |
39 | BCM5706 = 0, | |
40 | NC370T, | |
41 | NC370I, | |
42 | BCM5706S, | |
43 | NC370F, | |
5b0c76ad MC |
44 | BCM5708, |
45 | BCM5708S, | |
b6016b76 MC |
46 | } board_t; |
47 | ||
48 | /* indexed by board_t, above */ | |
f71e1309 | 49 | static const struct { |
b6016b76 MC |
50 | char *name; |
51 | } board_info[] __devinitdata = { | |
52 | { "Broadcom NetXtreme II BCM5706 1000Base-T" }, | |
53 | { "HP NC370T Multifunction Gigabit Server Adapter" }, | |
54 | { "HP NC370i Multifunction Gigabit Server Adapter" }, | |
55 | { "Broadcom NetXtreme II BCM5706 1000Base-SX" }, | |
56 | { "HP NC370F Multifunction Gigabit Server Adapter" }, | |
5b0c76ad MC |
57 | { "Broadcom NetXtreme II BCM5708 1000Base-T" }, |
58 | { "Broadcom NetXtreme II BCM5708 1000Base-SX" }, | |
b6016b76 MC |
59 | }; |
60 | ||
61 | static struct pci_device_id bnx2_pci_tbl[] = { | |
62 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5706, | |
63 | PCI_VENDOR_ID_HP, 0x3101, 0, 0, NC370T }, | |
64 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5706, | |
65 | PCI_VENDOR_ID_HP, 0x3106, 0, 0, NC370I }, | |
66 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5706, | |
67 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM5706 }, | |
5b0c76ad MC |
68 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5708, |
69 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM5708 }, | |
b6016b76 MC |
70 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5706S, |
71 | PCI_VENDOR_ID_HP, 0x3102, 0, 0, NC370F }, | |
72 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5706S, | |
73 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM5706S }, | |
5b0c76ad MC |
74 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5708S, |
75 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM5708S }, | |
b6016b76 MC |
76 | { 0, } |
77 | }; | |
78 | ||
79 | static struct flash_spec flash_table[] = | |
80 | { | |
81 | /* Slow EEPROM */ | |
37137709 | 82 | {0x00000000, 0x40830380, 0x009f0081, 0xa184a053, 0xaf000400, |
b6016b76 MC |
83 | 1, SEEPROM_PAGE_BITS, SEEPROM_PAGE_SIZE, |
84 | SEEPROM_BYTE_ADDR_MASK, SEEPROM_TOTAL_SIZE, | |
85 | "EEPROM - slow"}, | |
37137709 MC |
86 | /* Expansion entry 0001 */ |
87 | {0x08000002, 0x4b808201, 0x00050081, 0x03840253, 0xaf020406, | |
b6016b76 | 88 | 0, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, |
37137709 MC |
89 | SAIFUN_FLASH_BYTE_ADDR_MASK, 0, |
90 | "Entry 0001"}, | |
b6016b76 MC |
91 | /* Saifun SA25F010 (non-buffered flash) */ |
92 | /* strap, cfg1, & write1 need updates */ | |
37137709 | 93 | {0x04000001, 0x47808201, 0x00050081, 0x03840253, 0xaf020406, |
b6016b76 MC |
94 | 0, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, |
95 | SAIFUN_FLASH_BYTE_ADDR_MASK, SAIFUN_FLASH_BASE_TOTAL_SIZE*2, | |
96 | "Non-buffered flash (128kB)"}, | |
97 | /* Saifun SA25F020 (non-buffered flash) */ | |
98 | /* strap, cfg1, & write1 need updates */ | |
37137709 | 99 | {0x0c000003, 0x4f808201, 0x00050081, 0x03840253, 0xaf020406, |
b6016b76 MC |
100 | 0, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, |
101 | SAIFUN_FLASH_BYTE_ADDR_MASK, SAIFUN_FLASH_BASE_TOTAL_SIZE*4, | |
102 | "Non-buffered flash (256kB)"}, | |
37137709 MC |
103 | /* Expansion entry 0100 */ |
104 | {0x11000000, 0x53808201, 0x00050081, 0x03840253, 0xaf020406, | |
105 | 0, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, | |
106 | SAIFUN_FLASH_BYTE_ADDR_MASK, 0, | |
107 | "Entry 0100"}, | |
108 | /* Entry 0101: ST M45PE10 (non-buffered flash, TetonII B0) */ | |
109 | {0x19000002, 0x5b808201, 0x000500db, 0x03840253, 0xaf020406, | |
110 | 0, ST_MICRO_FLASH_PAGE_BITS, ST_MICRO_FLASH_PAGE_SIZE, | |
111 | ST_MICRO_FLASH_BYTE_ADDR_MASK, ST_MICRO_FLASH_BASE_TOTAL_SIZE*2, | |
112 | "Entry 0101: ST M45PE10 (128kB non-bufferred)"}, | |
113 | /* Entry 0110: ST M45PE20 (non-buffered flash)*/ | |
114 | {0x15000001, 0x57808201, 0x000500db, 0x03840253, 0xaf020406, | |
115 | 0, ST_MICRO_FLASH_PAGE_BITS, ST_MICRO_FLASH_PAGE_SIZE, | |
116 | ST_MICRO_FLASH_BYTE_ADDR_MASK, ST_MICRO_FLASH_BASE_TOTAL_SIZE*4, | |
117 | "Entry 0110: ST M45PE20 (256kB non-bufferred)"}, | |
118 | /* Saifun SA25F005 (non-buffered flash) */ | |
119 | /* strap, cfg1, & write1 need updates */ | |
120 | {0x1d000003, 0x5f808201, 0x00050081, 0x03840253, 0xaf020406, | |
121 | 0, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, | |
122 | SAIFUN_FLASH_BYTE_ADDR_MASK, SAIFUN_FLASH_BASE_TOTAL_SIZE, | |
123 | "Non-buffered flash (64kB)"}, | |
124 | /* Fast EEPROM */ | |
125 | {0x22000000, 0x62808380, 0x009f0081, 0xa184a053, 0xaf000400, | |
126 | 1, SEEPROM_PAGE_BITS, SEEPROM_PAGE_SIZE, | |
127 | SEEPROM_BYTE_ADDR_MASK, SEEPROM_TOTAL_SIZE, | |
128 | "EEPROM - fast"}, | |
129 | /* Expansion entry 1001 */ | |
130 | {0x2a000002, 0x6b808201, 0x00050081, 0x03840253, 0xaf020406, | |
131 | 0, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, | |
132 | SAIFUN_FLASH_BYTE_ADDR_MASK, 0, | |
133 | "Entry 1001"}, | |
134 | /* Expansion entry 1010 */ | |
135 | {0x26000001, 0x67808201, 0x00050081, 0x03840253, 0xaf020406, | |
136 | 0, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, | |
137 | SAIFUN_FLASH_BYTE_ADDR_MASK, 0, | |
138 | "Entry 1010"}, | |
139 | /* ATMEL AT45DB011B (buffered flash) */ | |
140 | {0x2e000003, 0x6e808273, 0x00570081, 0x68848353, 0xaf000400, | |
141 | 1, BUFFERED_FLASH_PAGE_BITS, BUFFERED_FLASH_PAGE_SIZE, | |
142 | BUFFERED_FLASH_BYTE_ADDR_MASK, BUFFERED_FLASH_TOTAL_SIZE, | |
143 | "Buffered flash (128kB)"}, | |
144 | /* Expansion entry 1100 */ | |
145 | {0x33000000, 0x73808201, 0x00050081, 0x03840253, 0xaf020406, | |
146 | 0, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, | |
147 | SAIFUN_FLASH_BYTE_ADDR_MASK, 0, | |
148 | "Entry 1100"}, | |
149 | /* Expansion entry 1101 */ | |
150 | {0x3b000002, 0x7b808201, 0x00050081, 0x03840253, 0xaf020406, | |
151 | 0, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, | |
152 | SAIFUN_FLASH_BYTE_ADDR_MASK, 0, | |
153 | "Entry 1101"}, | |
154 | /* Ateml Expansion entry 1110 */ | |
155 | {0x37000001, 0x76808273, 0x00570081, 0x68848353, 0xaf000400, | |
156 | 1, BUFFERED_FLASH_PAGE_BITS, BUFFERED_FLASH_PAGE_SIZE, | |
157 | BUFFERED_FLASH_BYTE_ADDR_MASK, 0, | |
158 | "Entry 1110 (Atmel)"}, | |
159 | /* ATMEL AT45DB021B (buffered flash) */ | |
160 | {0x3f000003, 0x7e808273, 0x00570081, 0x68848353, 0xaf000400, | |
161 | 1, BUFFERED_FLASH_PAGE_BITS, BUFFERED_FLASH_PAGE_SIZE, | |
162 | BUFFERED_FLASH_BYTE_ADDR_MASK, BUFFERED_FLASH_TOTAL_SIZE*2, | |
163 | "Buffered flash (256kB)"}, | |
b6016b76 MC |
164 | }; |
165 | ||
166 | MODULE_DEVICE_TABLE(pci, bnx2_pci_tbl); | |
167 | ||
e89bbf10 MC |
168 | static inline u32 bnx2_tx_avail(struct bnx2 *bp) |
169 | { | |
170 | u32 diff = TX_RING_IDX(bp->tx_prod) - TX_RING_IDX(bp->tx_cons); | |
171 | ||
172 | if (diff > MAX_TX_DESC_CNT) | |
173 | diff = (diff & MAX_TX_DESC_CNT) - 1; | |
174 | return (bp->tx_ring_size - diff); | |
175 | } | |
176 | ||
b6016b76 MC |
177 | static u32 |
178 | bnx2_reg_rd_ind(struct bnx2 *bp, u32 offset) | |
179 | { | |
180 | REG_WR(bp, BNX2_PCICFG_REG_WINDOW_ADDRESS, offset); | |
181 | return (REG_RD(bp, BNX2_PCICFG_REG_WINDOW)); | |
182 | } | |
183 | ||
184 | static void | |
185 | bnx2_reg_wr_ind(struct bnx2 *bp, u32 offset, u32 val) | |
186 | { | |
187 | REG_WR(bp, BNX2_PCICFG_REG_WINDOW_ADDRESS, offset); | |
188 | REG_WR(bp, BNX2_PCICFG_REG_WINDOW, val); | |
189 | } | |
190 | ||
191 | static void | |
192 | bnx2_ctx_wr(struct bnx2 *bp, u32 cid_addr, u32 offset, u32 val) | |
193 | { | |
194 | offset += cid_addr; | |
195 | REG_WR(bp, BNX2_CTX_DATA_ADR, offset); | |
196 | REG_WR(bp, BNX2_CTX_DATA, val); | |
197 | } | |
198 | ||
199 | static int | |
200 | bnx2_read_phy(struct bnx2 *bp, u32 reg, u32 *val) | |
201 | { | |
202 | u32 val1; | |
203 | int i, ret; | |
204 | ||
205 | if (bp->phy_flags & PHY_INT_MODE_AUTO_POLLING_FLAG) { | |
206 | val1 = REG_RD(bp, BNX2_EMAC_MDIO_MODE); | |
207 | val1 &= ~BNX2_EMAC_MDIO_MODE_AUTO_POLL; | |
208 | ||
209 | REG_WR(bp, BNX2_EMAC_MDIO_MODE, val1); | |
210 | REG_RD(bp, BNX2_EMAC_MDIO_MODE); | |
211 | ||
212 | udelay(40); | |
213 | } | |
214 | ||
215 | val1 = (bp->phy_addr << 21) | (reg << 16) | | |
216 | BNX2_EMAC_MDIO_COMM_COMMAND_READ | BNX2_EMAC_MDIO_COMM_DISEXT | | |
217 | BNX2_EMAC_MDIO_COMM_START_BUSY; | |
218 | REG_WR(bp, BNX2_EMAC_MDIO_COMM, val1); | |
219 | ||
220 | for (i = 0; i < 50; i++) { | |
221 | udelay(10); | |
222 | ||
223 | val1 = REG_RD(bp, BNX2_EMAC_MDIO_COMM); | |
224 | if (!(val1 & BNX2_EMAC_MDIO_COMM_START_BUSY)) { | |
225 | udelay(5); | |
226 | ||
227 | val1 = REG_RD(bp, BNX2_EMAC_MDIO_COMM); | |
228 | val1 &= BNX2_EMAC_MDIO_COMM_DATA; | |
229 | ||
230 | break; | |
231 | } | |
232 | } | |
233 | ||
234 | if (val1 & BNX2_EMAC_MDIO_COMM_START_BUSY) { | |
235 | *val = 0x0; | |
236 | ret = -EBUSY; | |
237 | } | |
238 | else { | |
239 | *val = val1; | |
240 | ret = 0; | |
241 | } | |
242 | ||
243 | if (bp->phy_flags & PHY_INT_MODE_AUTO_POLLING_FLAG) { | |
244 | val1 = REG_RD(bp, BNX2_EMAC_MDIO_MODE); | |
245 | val1 |= BNX2_EMAC_MDIO_MODE_AUTO_POLL; | |
246 | ||
247 | REG_WR(bp, BNX2_EMAC_MDIO_MODE, val1); | |
248 | REG_RD(bp, BNX2_EMAC_MDIO_MODE); | |
249 | ||
250 | udelay(40); | |
251 | } | |
252 | ||
253 | return ret; | |
254 | } | |
255 | ||
256 | static int | |
257 | bnx2_write_phy(struct bnx2 *bp, u32 reg, u32 val) | |
258 | { | |
259 | u32 val1; | |
260 | int i, ret; | |
261 | ||
262 | if (bp->phy_flags & PHY_INT_MODE_AUTO_POLLING_FLAG) { | |
263 | val1 = REG_RD(bp, BNX2_EMAC_MDIO_MODE); | |
264 | val1 &= ~BNX2_EMAC_MDIO_MODE_AUTO_POLL; | |
265 | ||
266 | REG_WR(bp, BNX2_EMAC_MDIO_MODE, val1); | |
267 | REG_RD(bp, BNX2_EMAC_MDIO_MODE); | |
268 | ||
269 | udelay(40); | |
270 | } | |
271 | ||
272 | val1 = (bp->phy_addr << 21) | (reg << 16) | val | | |
273 | BNX2_EMAC_MDIO_COMM_COMMAND_WRITE | | |
274 | BNX2_EMAC_MDIO_COMM_START_BUSY | BNX2_EMAC_MDIO_COMM_DISEXT; | |
275 | REG_WR(bp, BNX2_EMAC_MDIO_COMM, val1); | |
276 | ||
277 | for (i = 0; i < 50; i++) { | |
278 | udelay(10); | |
279 | ||
280 | val1 = REG_RD(bp, BNX2_EMAC_MDIO_COMM); | |
281 | if (!(val1 & BNX2_EMAC_MDIO_COMM_START_BUSY)) { | |
282 | udelay(5); | |
283 | break; | |
284 | } | |
285 | } | |
286 | ||
287 | if (val1 & BNX2_EMAC_MDIO_COMM_START_BUSY) | |
288 | ret = -EBUSY; | |
289 | else | |
290 | ret = 0; | |
291 | ||
292 | if (bp->phy_flags & PHY_INT_MODE_AUTO_POLLING_FLAG) { | |
293 | val1 = REG_RD(bp, BNX2_EMAC_MDIO_MODE); | |
294 | val1 |= BNX2_EMAC_MDIO_MODE_AUTO_POLL; | |
295 | ||
296 | REG_WR(bp, BNX2_EMAC_MDIO_MODE, val1); | |
297 | REG_RD(bp, BNX2_EMAC_MDIO_MODE); | |
298 | ||
299 | udelay(40); | |
300 | } | |
301 | ||
302 | return ret; | |
303 | } | |
304 | ||
305 | static void | |
306 | bnx2_disable_int(struct bnx2 *bp) | |
307 | { | |
308 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, | |
309 | BNX2_PCICFG_INT_ACK_CMD_MASK_INT); | |
310 | REG_RD(bp, BNX2_PCICFG_INT_ACK_CMD); | |
311 | } | |
312 | ||
313 | static void | |
314 | bnx2_enable_int(struct bnx2 *bp) | |
315 | { | |
1269a8a6 MC |
316 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, |
317 | BNX2_PCICFG_INT_ACK_CMD_INDEX_VALID | | |
318 | BNX2_PCICFG_INT_ACK_CMD_MASK_INT | bp->last_status_idx); | |
319 | ||
b6016b76 MC |
320 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, |
321 | BNX2_PCICFG_INT_ACK_CMD_INDEX_VALID | bp->last_status_idx); | |
322 | ||
bf5295bb | 323 | REG_WR(bp, BNX2_HC_COMMAND, bp->hc_cmd | BNX2_HC_COMMAND_COAL_NOW); |
b6016b76 MC |
324 | } |
325 | ||
326 | static void | |
327 | bnx2_disable_int_sync(struct bnx2 *bp) | |
328 | { | |
329 | atomic_inc(&bp->intr_sem); | |
330 | bnx2_disable_int(bp); | |
331 | synchronize_irq(bp->pdev->irq); | |
332 | } | |
333 | ||
334 | static void | |
335 | bnx2_netif_stop(struct bnx2 *bp) | |
336 | { | |
337 | bnx2_disable_int_sync(bp); | |
338 | if (netif_running(bp->dev)) { | |
339 | netif_poll_disable(bp->dev); | |
340 | netif_tx_disable(bp->dev); | |
341 | bp->dev->trans_start = jiffies; /* prevent tx timeout */ | |
342 | } | |
343 | } | |
344 | ||
345 | static void | |
346 | bnx2_netif_start(struct bnx2 *bp) | |
347 | { | |
348 | if (atomic_dec_and_test(&bp->intr_sem)) { | |
349 | if (netif_running(bp->dev)) { | |
350 | netif_wake_queue(bp->dev); | |
351 | netif_poll_enable(bp->dev); | |
352 | bnx2_enable_int(bp); | |
353 | } | |
354 | } | |
355 | } | |
356 | ||
357 | static void | |
358 | bnx2_free_mem(struct bnx2 *bp) | |
359 | { | |
13daffa2 MC |
360 | int i; |
361 | ||
b6016b76 | 362 | if (bp->status_blk) { |
0f31f994 | 363 | pci_free_consistent(bp->pdev, bp->status_stats_size, |
b6016b76 MC |
364 | bp->status_blk, bp->status_blk_mapping); |
365 | bp->status_blk = NULL; | |
0f31f994 | 366 | bp->stats_blk = NULL; |
b6016b76 MC |
367 | } |
368 | if (bp->tx_desc_ring) { | |
369 | pci_free_consistent(bp->pdev, | |
370 | sizeof(struct tx_bd) * TX_DESC_CNT, | |
371 | bp->tx_desc_ring, bp->tx_desc_mapping); | |
372 | bp->tx_desc_ring = NULL; | |
373 | } | |
b4558ea9 JJ |
374 | kfree(bp->tx_buf_ring); |
375 | bp->tx_buf_ring = NULL; | |
13daffa2 MC |
376 | for (i = 0; i < bp->rx_max_ring; i++) { |
377 | if (bp->rx_desc_ring[i]) | |
378 | pci_free_consistent(bp->pdev, | |
379 | sizeof(struct rx_bd) * RX_DESC_CNT, | |
380 | bp->rx_desc_ring[i], | |
381 | bp->rx_desc_mapping[i]); | |
382 | bp->rx_desc_ring[i] = NULL; | |
383 | } | |
384 | vfree(bp->rx_buf_ring); | |
b4558ea9 | 385 | bp->rx_buf_ring = NULL; |
b6016b76 MC |
386 | } |
387 | ||
388 | static int | |
389 | bnx2_alloc_mem(struct bnx2 *bp) | |
390 | { | |
0f31f994 | 391 | int i, status_blk_size; |
13daffa2 | 392 | |
0f31f994 MC |
393 | bp->tx_buf_ring = kzalloc(sizeof(struct sw_bd) * TX_DESC_CNT, |
394 | GFP_KERNEL); | |
b6016b76 MC |
395 | if (bp->tx_buf_ring == NULL) |
396 | return -ENOMEM; | |
397 | ||
b6016b76 MC |
398 | bp->tx_desc_ring = pci_alloc_consistent(bp->pdev, |
399 | sizeof(struct tx_bd) * | |
400 | TX_DESC_CNT, | |
401 | &bp->tx_desc_mapping); | |
402 | if (bp->tx_desc_ring == NULL) | |
403 | goto alloc_mem_err; | |
404 | ||
13daffa2 MC |
405 | bp->rx_buf_ring = vmalloc(sizeof(struct sw_bd) * RX_DESC_CNT * |
406 | bp->rx_max_ring); | |
b6016b76 MC |
407 | if (bp->rx_buf_ring == NULL) |
408 | goto alloc_mem_err; | |
409 | ||
13daffa2 MC |
410 | memset(bp->rx_buf_ring, 0, sizeof(struct sw_bd) * RX_DESC_CNT * |
411 | bp->rx_max_ring); | |
412 | ||
413 | for (i = 0; i < bp->rx_max_ring; i++) { | |
414 | bp->rx_desc_ring[i] = | |
415 | pci_alloc_consistent(bp->pdev, | |
416 | sizeof(struct rx_bd) * RX_DESC_CNT, | |
417 | &bp->rx_desc_mapping[i]); | |
418 | if (bp->rx_desc_ring[i] == NULL) | |
419 | goto alloc_mem_err; | |
420 | ||
421 | } | |
b6016b76 | 422 | |
0f31f994 MC |
423 | /* Combine status and statistics blocks into one allocation. */ |
424 | status_blk_size = L1_CACHE_ALIGN(sizeof(struct status_block)); | |
425 | bp->status_stats_size = status_blk_size + | |
426 | sizeof(struct statistics_block); | |
427 | ||
428 | bp->status_blk = pci_alloc_consistent(bp->pdev, bp->status_stats_size, | |
b6016b76 MC |
429 | &bp->status_blk_mapping); |
430 | if (bp->status_blk == NULL) | |
431 | goto alloc_mem_err; | |
432 | ||
0f31f994 | 433 | memset(bp->status_blk, 0, bp->status_stats_size); |
b6016b76 | 434 | |
0f31f994 MC |
435 | bp->stats_blk = (void *) ((unsigned long) bp->status_blk + |
436 | status_blk_size); | |
b6016b76 | 437 | |
0f31f994 | 438 | bp->stats_blk_mapping = bp->status_blk_mapping + status_blk_size; |
b6016b76 MC |
439 | |
440 | return 0; | |
441 | ||
442 | alloc_mem_err: | |
443 | bnx2_free_mem(bp); | |
444 | return -ENOMEM; | |
445 | } | |
446 | ||
e3648b3d MC |
447 | static void |
448 | bnx2_report_fw_link(struct bnx2 *bp) | |
449 | { | |
450 | u32 fw_link_status = 0; | |
451 | ||
452 | if (bp->link_up) { | |
453 | u32 bmsr; | |
454 | ||
455 | switch (bp->line_speed) { | |
456 | case SPEED_10: | |
457 | if (bp->duplex == DUPLEX_HALF) | |
458 | fw_link_status = BNX2_LINK_STATUS_10HALF; | |
459 | else | |
460 | fw_link_status = BNX2_LINK_STATUS_10FULL; | |
461 | break; | |
462 | case SPEED_100: | |
463 | if (bp->duplex == DUPLEX_HALF) | |
464 | fw_link_status = BNX2_LINK_STATUS_100HALF; | |
465 | else | |
466 | fw_link_status = BNX2_LINK_STATUS_100FULL; | |
467 | break; | |
468 | case SPEED_1000: | |
469 | if (bp->duplex == DUPLEX_HALF) | |
470 | fw_link_status = BNX2_LINK_STATUS_1000HALF; | |
471 | else | |
472 | fw_link_status = BNX2_LINK_STATUS_1000FULL; | |
473 | break; | |
474 | case SPEED_2500: | |
475 | if (bp->duplex == DUPLEX_HALF) | |
476 | fw_link_status = BNX2_LINK_STATUS_2500HALF; | |
477 | else | |
478 | fw_link_status = BNX2_LINK_STATUS_2500FULL; | |
479 | break; | |
480 | } | |
481 | ||
482 | fw_link_status |= BNX2_LINK_STATUS_LINK_UP; | |
483 | ||
484 | if (bp->autoneg) { | |
485 | fw_link_status |= BNX2_LINK_STATUS_AN_ENABLED; | |
486 | ||
487 | bnx2_read_phy(bp, MII_BMSR, &bmsr); | |
488 | bnx2_read_phy(bp, MII_BMSR, &bmsr); | |
489 | ||
490 | if (!(bmsr & BMSR_ANEGCOMPLETE) || | |
491 | bp->phy_flags & PHY_PARALLEL_DETECT_FLAG) | |
492 | fw_link_status |= BNX2_LINK_STATUS_PARALLEL_DET; | |
493 | else | |
494 | fw_link_status |= BNX2_LINK_STATUS_AN_COMPLETE; | |
495 | } | |
496 | } | |
497 | else | |
498 | fw_link_status = BNX2_LINK_STATUS_LINK_DOWN; | |
499 | ||
500 | REG_WR_IND(bp, bp->shmem_base + BNX2_LINK_STATUS, fw_link_status); | |
501 | } | |
502 | ||
b6016b76 MC |
503 | static void |
504 | bnx2_report_link(struct bnx2 *bp) | |
505 | { | |
506 | if (bp->link_up) { | |
507 | netif_carrier_on(bp->dev); | |
508 | printk(KERN_INFO PFX "%s NIC Link is Up, ", bp->dev->name); | |
509 | ||
510 | printk("%d Mbps ", bp->line_speed); | |
511 | ||
512 | if (bp->duplex == DUPLEX_FULL) | |
513 | printk("full duplex"); | |
514 | else | |
515 | printk("half duplex"); | |
516 | ||
517 | if (bp->flow_ctrl) { | |
518 | if (bp->flow_ctrl & FLOW_CTRL_RX) { | |
519 | printk(", receive "); | |
520 | if (bp->flow_ctrl & FLOW_CTRL_TX) | |
521 | printk("& transmit "); | |
522 | } | |
523 | else { | |
524 | printk(", transmit "); | |
525 | } | |
526 | printk("flow control ON"); | |
527 | } | |
528 | printk("\n"); | |
529 | } | |
530 | else { | |
531 | netif_carrier_off(bp->dev); | |
532 | printk(KERN_ERR PFX "%s NIC Link is Down\n", bp->dev->name); | |
533 | } | |
e3648b3d MC |
534 | |
535 | bnx2_report_fw_link(bp); | |
b6016b76 MC |
536 | } |
537 | ||
538 | static void | |
539 | bnx2_resolve_flow_ctrl(struct bnx2 *bp) | |
540 | { | |
541 | u32 local_adv, remote_adv; | |
542 | ||
543 | bp->flow_ctrl = 0; | |
544 | if ((bp->autoneg & (AUTONEG_SPEED | AUTONEG_FLOW_CTRL)) != | |
545 | (AUTONEG_SPEED | AUTONEG_FLOW_CTRL)) { | |
546 | ||
547 | if (bp->duplex == DUPLEX_FULL) { | |
548 | bp->flow_ctrl = bp->req_flow_ctrl; | |
549 | } | |
550 | return; | |
551 | } | |
552 | ||
553 | if (bp->duplex != DUPLEX_FULL) { | |
554 | return; | |
555 | } | |
556 | ||
5b0c76ad MC |
557 | if ((bp->phy_flags & PHY_SERDES_FLAG) && |
558 | (CHIP_NUM(bp) == CHIP_NUM_5708)) { | |
559 | u32 val; | |
560 | ||
561 | bnx2_read_phy(bp, BCM5708S_1000X_STAT1, &val); | |
562 | if (val & BCM5708S_1000X_STAT1_TX_PAUSE) | |
563 | bp->flow_ctrl |= FLOW_CTRL_TX; | |
564 | if (val & BCM5708S_1000X_STAT1_RX_PAUSE) | |
565 | bp->flow_ctrl |= FLOW_CTRL_RX; | |
566 | return; | |
567 | } | |
568 | ||
b6016b76 MC |
569 | bnx2_read_phy(bp, MII_ADVERTISE, &local_adv); |
570 | bnx2_read_phy(bp, MII_LPA, &remote_adv); | |
571 | ||
572 | if (bp->phy_flags & PHY_SERDES_FLAG) { | |
573 | u32 new_local_adv = 0; | |
574 | u32 new_remote_adv = 0; | |
575 | ||
576 | if (local_adv & ADVERTISE_1000XPAUSE) | |
577 | new_local_adv |= ADVERTISE_PAUSE_CAP; | |
578 | if (local_adv & ADVERTISE_1000XPSE_ASYM) | |
579 | new_local_adv |= ADVERTISE_PAUSE_ASYM; | |
580 | if (remote_adv & ADVERTISE_1000XPAUSE) | |
581 | new_remote_adv |= ADVERTISE_PAUSE_CAP; | |
582 | if (remote_adv & ADVERTISE_1000XPSE_ASYM) | |
583 | new_remote_adv |= ADVERTISE_PAUSE_ASYM; | |
584 | ||
585 | local_adv = new_local_adv; | |
586 | remote_adv = new_remote_adv; | |
587 | } | |
588 | ||
589 | /* See Table 28B-3 of 802.3ab-1999 spec. */ | |
590 | if (local_adv & ADVERTISE_PAUSE_CAP) { | |
591 | if(local_adv & ADVERTISE_PAUSE_ASYM) { | |
592 | if (remote_adv & ADVERTISE_PAUSE_CAP) { | |
593 | bp->flow_ctrl = FLOW_CTRL_TX | FLOW_CTRL_RX; | |
594 | } | |
595 | else if (remote_adv & ADVERTISE_PAUSE_ASYM) { | |
596 | bp->flow_ctrl = FLOW_CTRL_RX; | |
597 | } | |
598 | } | |
599 | else { | |
600 | if (remote_adv & ADVERTISE_PAUSE_CAP) { | |
601 | bp->flow_ctrl = FLOW_CTRL_TX | FLOW_CTRL_RX; | |
602 | } | |
603 | } | |
604 | } | |
605 | else if (local_adv & ADVERTISE_PAUSE_ASYM) { | |
606 | if ((remote_adv & ADVERTISE_PAUSE_CAP) && | |
607 | (remote_adv & ADVERTISE_PAUSE_ASYM)) { | |
608 | ||
609 | bp->flow_ctrl = FLOW_CTRL_TX; | |
610 | } | |
611 | } | |
612 | } | |
613 | ||
614 | static int | |
5b0c76ad MC |
615 | bnx2_5708s_linkup(struct bnx2 *bp) |
616 | { | |
617 | u32 val; | |
618 | ||
619 | bp->link_up = 1; | |
620 | bnx2_read_phy(bp, BCM5708S_1000X_STAT1, &val); | |
621 | switch (val & BCM5708S_1000X_STAT1_SPEED_MASK) { | |
622 | case BCM5708S_1000X_STAT1_SPEED_10: | |
623 | bp->line_speed = SPEED_10; | |
624 | break; | |
625 | case BCM5708S_1000X_STAT1_SPEED_100: | |
626 | bp->line_speed = SPEED_100; | |
627 | break; | |
628 | case BCM5708S_1000X_STAT1_SPEED_1G: | |
629 | bp->line_speed = SPEED_1000; | |
630 | break; | |
631 | case BCM5708S_1000X_STAT1_SPEED_2G5: | |
632 | bp->line_speed = SPEED_2500; | |
633 | break; | |
634 | } | |
635 | if (val & BCM5708S_1000X_STAT1_FD) | |
636 | bp->duplex = DUPLEX_FULL; | |
637 | else | |
638 | bp->duplex = DUPLEX_HALF; | |
639 | ||
640 | return 0; | |
641 | } | |
642 | ||
643 | static int | |
644 | bnx2_5706s_linkup(struct bnx2 *bp) | |
b6016b76 MC |
645 | { |
646 | u32 bmcr, local_adv, remote_adv, common; | |
647 | ||
648 | bp->link_up = 1; | |
649 | bp->line_speed = SPEED_1000; | |
650 | ||
651 | bnx2_read_phy(bp, MII_BMCR, &bmcr); | |
652 | if (bmcr & BMCR_FULLDPLX) { | |
653 | bp->duplex = DUPLEX_FULL; | |
654 | } | |
655 | else { | |
656 | bp->duplex = DUPLEX_HALF; | |
657 | } | |
658 | ||
659 | if (!(bmcr & BMCR_ANENABLE)) { | |
660 | return 0; | |
661 | } | |
662 | ||
663 | bnx2_read_phy(bp, MII_ADVERTISE, &local_adv); | |
664 | bnx2_read_phy(bp, MII_LPA, &remote_adv); | |
665 | ||
666 | common = local_adv & remote_adv; | |
667 | if (common & (ADVERTISE_1000XHALF | ADVERTISE_1000XFULL)) { | |
668 | ||
669 | if (common & ADVERTISE_1000XFULL) { | |
670 | bp->duplex = DUPLEX_FULL; | |
671 | } | |
672 | else { | |
673 | bp->duplex = DUPLEX_HALF; | |
674 | } | |
675 | } | |
676 | ||
677 | return 0; | |
678 | } | |
679 | ||
680 | static int | |
681 | bnx2_copper_linkup(struct bnx2 *bp) | |
682 | { | |
683 | u32 bmcr; | |
684 | ||
685 | bnx2_read_phy(bp, MII_BMCR, &bmcr); | |
686 | if (bmcr & BMCR_ANENABLE) { | |
687 | u32 local_adv, remote_adv, common; | |
688 | ||
689 | bnx2_read_phy(bp, MII_CTRL1000, &local_adv); | |
690 | bnx2_read_phy(bp, MII_STAT1000, &remote_adv); | |
691 | ||
692 | common = local_adv & (remote_adv >> 2); | |
693 | if (common & ADVERTISE_1000FULL) { | |
694 | bp->line_speed = SPEED_1000; | |
695 | bp->duplex = DUPLEX_FULL; | |
696 | } | |
697 | else if (common & ADVERTISE_1000HALF) { | |
698 | bp->line_speed = SPEED_1000; | |
699 | bp->duplex = DUPLEX_HALF; | |
700 | } | |
701 | else { | |
702 | bnx2_read_phy(bp, MII_ADVERTISE, &local_adv); | |
703 | bnx2_read_phy(bp, MII_LPA, &remote_adv); | |
704 | ||
705 | common = local_adv & remote_adv; | |
706 | if (common & ADVERTISE_100FULL) { | |
707 | bp->line_speed = SPEED_100; | |
708 | bp->duplex = DUPLEX_FULL; | |
709 | } | |
710 | else if (common & ADVERTISE_100HALF) { | |
711 | bp->line_speed = SPEED_100; | |
712 | bp->duplex = DUPLEX_HALF; | |
713 | } | |
714 | else if (common & ADVERTISE_10FULL) { | |
715 | bp->line_speed = SPEED_10; | |
716 | bp->duplex = DUPLEX_FULL; | |
717 | } | |
718 | else if (common & ADVERTISE_10HALF) { | |
719 | bp->line_speed = SPEED_10; | |
720 | bp->duplex = DUPLEX_HALF; | |
721 | } | |
722 | else { | |
723 | bp->line_speed = 0; | |
724 | bp->link_up = 0; | |
725 | } | |
726 | } | |
727 | } | |
728 | else { | |
729 | if (bmcr & BMCR_SPEED100) { | |
730 | bp->line_speed = SPEED_100; | |
731 | } | |
732 | else { | |
733 | bp->line_speed = SPEED_10; | |
734 | } | |
735 | if (bmcr & BMCR_FULLDPLX) { | |
736 | bp->duplex = DUPLEX_FULL; | |
737 | } | |
738 | else { | |
739 | bp->duplex = DUPLEX_HALF; | |
740 | } | |
741 | } | |
742 | ||
743 | return 0; | |
744 | } | |
745 | ||
746 | static int | |
747 | bnx2_set_mac_link(struct bnx2 *bp) | |
748 | { | |
749 | u32 val; | |
750 | ||
751 | REG_WR(bp, BNX2_EMAC_TX_LENGTHS, 0x2620); | |
752 | if (bp->link_up && (bp->line_speed == SPEED_1000) && | |
753 | (bp->duplex == DUPLEX_HALF)) { | |
754 | REG_WR(bp, BNX2_EMAC_TX_LENGTHS, 0x26ff); | |
755 | } | |
756 | ||
757 | /* Configure the EMAC mode register. */ | |
758 | val = REG_RD(bp, BNX2_EMAC_MODE); | |
759 | ||
760 | val &= ~(BNX2_EMAC_MODE_PORT | BNX2_EMAC_MODE_HALF_DUPLEX | | |
5b0c76ad MC |
761 | BNX2_EMAC_MODE_MAC_LOOP | BNX2_EMAC_MODE_FORCE_LINK | |
762 | BNX2_EMAC_MODE_25G); | |
b6016b76 MC |
763 | |
764 | if (bp->link_up) { | |
5b0c76ad MC |
765 | switch (bp->line_speed) { |
766 | case SPEED_10: | |
767 | if (CHIP_NUM(bp) == CHIP_NUM_5708) { | |
768 | val |= BNX2_EMAC_MODE_PORT_MII_10; | |
769 | break; | |
770 | } | |
771 | /* fall through */ | |
772 | case SPEED_100: | |
773 | val |= BNX2_EMAC_MODE_PORT_MII; | |
774 | break; | |
775 | case SPEED_2500: | |
776 | val |= BNX2_EMAC_MODE_25G; | |
777 | /* fall through */ | |
778 | case SPEED_1000: | |
779 | val |= BNX2_EMAC_MODE_PORT_GMII; | |
780 | break; | |
781 | } | |
b6016b76 MC |
782 | } |
783 | else { | |
784 | val |= BNX2_EMAC_MODE_PORT_GMII; | |
785 | } | |
786 | ||
787 | /* Set the MAC to operate in the appropriate duplex mode. */ | |
788 | if (bp->duplex == DUPLEX_HALF) | |
789 | val |= BNX2_EMAC_MODE_HALF_DUPLEX; | |
790 | REG_WR(bp, BNX2_EMAC_MODE, val); | |
791 | ||
792 | /* Enable/disable rx PAUSE. */ | |
793 | bp->rx_mode &= ~BNX2_EMAC_RX_MODE_FLOW_EN; | |
794 | ||
795 | if (bp->flow_ctrl & FLOW_CTRL_RX) | |
796 | bp->rx_mode |= BNX2_EMAC_RX_MODE_FLOW_EN; | |
797 | REG_WR(bp, BNX2_EMAC_RX_MODE, bp->rx_mode); | |
798 | ||
799 | /* Enable/disable tx PAUSE. */ | |
800 | val = REG_RD(bp, BNX2_EMAC_TX_MODE); | |
801 | val &= ~BNX2_EMAC_TX_MODE_FLOW_EN; | |
802 | ||
803 | if (bp->flow_ctrl & FLOW_CTRL_TX) | |
804 | val |= BNX2_EMAC_TX_MODE_FLOW_EN; | |
805 | REG_WR(bp, BNX2_EMAC_TX_MODE, val); | |
806 | ||
807 | /* Acknowledge the interrupt. */ | |
808 | REG_WR(bp, BNX2_EMAC_STATUS, BNX2_EMAC_STATUS_LINK_CHANGE); | |
809 | ||
810 | return 0; | |
811 | } | |
812 | ||
813 | static int | |
814 | bnx2_set_link(struct bnx2 *bp) | |
815 | { | |
816 | u32 bmsr; | |
817 | u8 link_up; | |
818 | ||
819 | if (bp->loopback == MAC_LOOPBACK) { | |
820 | bp->link_up = 1; | |
821 | return 0; | |
822 | } | |
823 | ||
824 | link_up = bp->link_up; | |
825 | ||
826 | bnx2_read_phy(bp, MII_BMSR, &bmsr); | |
827 | bnx2_read_phy(bp, MII_BMSR, &bmsr); | |
828 | ||
829 | if ((bp->phy_flags & PHY_SERDES_FLAG) && | |
830 | (CHIP_NUM(bp) == CHIP_NUM_5706)) { | |
831 | u32 val; | |
832 | ||
833 | val = REG_RD(bp, BNX2_EMAC_STATUS); | |
834 | if (val & BNX2_EMAC_STATUS_LINK) | |
835 | bmsr |= BMSR_LSTATUS; | |
836 | else | |
837 | bmsr &= ~BMSR_LSTATUS; | |
838 | } | |
839 | ||
840 | if (bmsr & BMSR_LSTATUS) { | |
841 | bp->link_up = 1; | |
842 | ||
843 | if (bp->phy_flags & PHY_SERDES_FLAG) { | |
5b0c76ad MC |
844 | if (CHIP_NUM(bp) == CHIP_NUM_5706) |
845 | bnx2_5706s_linkup(bp); | |
846 | else if (CHIP_NUM(bp) == CHIP_NUM_5708) | |
847 | bnx2_5708s_linkup(bp); | |
b6016b76 MC |
848 | } |
849 | else { | |
850 | bnx2_copper_linkup(bp); | |
851 | } | |
852 | bnx2_resolve_flow_ctrl(bp); | |
853 | } | |
854 | else { | |
855 | if ((bp->phy_flags & PHY_SERDES_FLAG) && | |
856 | (bp->autoneg & AUTONEG_SPEED)) { | |
857 | ||
858 | u32 bmcr; | |
859 | ||
860 | bnx2_read_phy(bp, MII_BMCR, &bmcr); | |
861 | if (!(bmcr & BMCR_ANENABLE)) { | |
862 | bnx2_write_phy(bp, MII_BMCR, bmcr | | |
863 | BMCR_ANENABLE); | |
864 | } | |
865 | } | |
866 | bp->phy_flags &= ~PHY_PARALLEL_DETECT_FLAG; | |
867 | bp->link_up = 0; | |
868 | } | |
869 | ||
870 | if (bp->link_up != link_up) { | |
871 | bnx2_report_link(bp); | |
872 | } | |
873 | ||
874 | bnx2_set_mac_link(bp); | |
875 | ||
876 | return 0; | |
877 | } | |
878 | ||
879 | static int | |
880 | bnx2_reset_phy(struct bnx2 *bp) | |
881 | { | |
882 | int i; | |
883 | u32 reg; | |
884 | ||
885 | bnx2_write_phy(bp, MII_BMCR, BMCR_RESET); | |
886 | ||
887 | #define PHY_RESET_MAX_WAIT 100 | |
888 | for (i = 0; i < PHY_RESET_MAX_WAIT; i++) { | |
889 | udelay(10); | |
890 | ||
891 | bnx2_read_phy(bp, MII_BMCR, ®); | |
892 | if (!(reg & BMCR_RESET)) { | |
893 | udelay(20); | |
894 | break; | |
895 | } | |
896 | } | |
897 | if (i == PHY_RESET_MAX_WAIT) { | |
898 | return -EBUSY; | |
899 | } | |
900 | return 0; | |
901 | } | |
902 | ||
903 | static u32 | |
904 | bnx2_phy_get_pause_adv(struct bnx2 *bp) | |
905 | { | |
906 | u32 adv = 0; | |
907 | ||
908 | if ((bp->req_flow_ctrl & (FLOW_CTRL_RX | FLOW_CTRL_TX)) == | |
909 | (FLOW_CTRL_RX | FLOW_CTRL_TX)) { | |
910 | ||
911 | if (bp->phy_flags & PHY_SERDES_FLAG) { | |
912 | adv = ADVERTISE_1000XPAUSE; | |
913 | } | |
914 | else { | |
915 | adv = ADVERTISE_PAUSE_CAP; | |
916 | } | |
917 | } | |
918 | else if (bp->req_flow_ctrl & FLOW_CTRL_TX) { | |
919 | if (bp->phy_flags & PHY_SERDES_FLAG) { | |
920 | adv = ADVERTISE_1000XPSE_ASYM; | |
921 | } | |
922 | else { | |
923 | adv = ADVERTISE_PAUSE_ASYM; | |
924 | } | |
925 | } | |
926 | else if (bp->req_flow_ctrl & FLOW_CTRL_RX) { | |
927 | if (bp->phy_flags & PHY_SERDES_FLAG) { | |
928 | adv = ADVERTISE_1000XPAUSE | ADVERTISE_1000XPSE_ASYM; | |
929 | } | |
930 | else { | |
931 | adv = ADVERTISE_PAUSE_CAP | ADVERTISE_PAUSE_ASYM; | |
932 | } | |
933 | } | |
934 | return adv; | |
935 | } | |
936 | ||
937 | static int | |
938 | bnx2_setup_serdes_phy(struct bnx2 *bp) | |
939 | { | |
5b0c76ad | 940 | u32 adv, bmcr, up1; |
b6016b76 MC |
941 | u32 new_adv = 0; |
942 | ||
943 | if (!(bp->autoneg & AUTONEG_SPEED)) { | |
944 | u32 new_bmcr; | |
5b0c76ad MC |
945 | int force_link_down = 0; |
946 | ||
947 | if (CHIP_NUM(bp) == CHIP_NUM_5708) { | |
948 | bnx2_read_phy(bp, BCM5708S_UP1, &up1); | |
949 | if (up1 & BCM5708S_UP1_2G5) { | |
950 | up1 &= ~BCM5708S_UP1_2G5; | |
951 | bnx2_write_phy(bp, BCM5708S_UP1, up1); | |
952 | force_link_down = 1; | |
953 | } | |
954 | } | |
955 | ||
956 | bnx2_read_phy(bp, MII_ADVERTISE, &adv); | |
957 | adv &= ~(ADVERTISE_1000XFULL | ADVERTISE_1000XHALF); | |
b6016b76 MC |
958 | |
959 | bnx2_read_phy(bp, MII_BMCR, &bmcr); | |
960 | new_bmcr = bmcr & ~BMCR_ANENABLE; | |
961 | new_bmcr |= BMCR_SPEED1000; | |
962 | if (bp->req_duplex == DUPLEX_FULL) { | |
5b0c76ad | 963 | adv |= ADVERTISE_1000XFULL; |
b6016b76 MC |
964 | new_bmcr |= BMCR_FULLDPLX; |
965 | } | |
966 | else { | |
5b0c76ad | 967 | adv |= ADVERTISE_1000XHALF; |
b6016b76 MC |
968 | new_bmcr &= ~BMCR_FULLDPLX; |
969 | } | |
5b0c76ad | 970 | if ((new_bmcr != bmcr) || (force_link_down)) { |
b6016b76 MC |
971 | /* Force a link down visible on the other side */ |
972 | if (bp->link_up) { | |
5b0c76ad MC |
973 | bnx2_write_phy(bp, MII_ADVERTISE, adv & |
974 | ~(ADVERTISE_1000XFULL | | |
975 | ADVERTISE_1000XHALF)); | |
b6016b76 MC |
976 | bnx2_write_phy(bp, MII_BMCR, bmcr | |
977 | BMCR_ANRESTART | BMCR_ANENABLE); | |
978 | ||
979 | bp->link_up = 0; | |
980 | netif_carrier_off(bp->dev); | |
5b0c76ad | 981 | bnx2_write_phy(bp, MII_BMCR, new_bmcr); |
b6016b76 | 982 | } |
5b0c76ad | 983 | bnx2_write_phy(bp, MII_ADVERTISE, adv); |
b6016b76 MC |
984 | bnx2_write_phy(bp, MII_BMCR, new_bmcr); |
985 | } | |
986 | return 0; | |
987 | } | |
988 | ||
5b0c76ad MC |
989 | if (bp->phy_flags & PHY_2_5G_CAPABLE_FLAG) { |
990 | bnx2_read_phy(bp, BCM5708S_UP1, &up1); | |
991 | up1 |= BCM5708S_UP1_2G5; | |
992 | bnx2_write_phy(bp, BCM5708S_UP1, up1); | |
993 | } | |
994 | ||
b6016b76 MC |
995 | if (bp->advertising & ADVERTISED_1000baseT_Full) |
996 | new_adv |= ADVERTISE_1000XFULL; | |
997 | ||
998 | new_adv |= bnx2_phy_get_pause_adv(bp); | |
999 | ||
1000 | bnx2_read_phy(bp, MII_ADVERTISE, &adv); | |
1001 | bnx2_read_phy(bp, MII_BMCR, &bmcr); | |
1002 | ||
1003 | bp->serdes_an_pending = 0; | |
1004 | if ((adv != new_adv) || ((bmcr & BMCR_ANENABLE) == 0)) { | |
1005 | /* Force a link down visible on the other side */ | |
1006 | if (bp->link_up) { | |
1007 | int i; | |
1008 | ||
1009 | bnx2_write_phy(bp, MII_BMCR, BMCR_LOOPBACK); | |
1010 | for (i = 0; i < 110; i++) { | |
1011 | udelay(100); | |
1012 | } | |
1013 | } | |
1014 | ||
1015 | bnx2_write_phy(bp, MII_ADVERTISE, new_adv); | |
1016 | bnx2_write_phy(bp, MII_BMCR, bmcr | BMCR_ANRESTART | | |
1017 | BMCR_ANENABLE); | |
cd339a0e MC |
1018 | if (CHIP_NUM(bp) == CHIP_NUM_5706) { |
1019 | /* Speed up link-up time when the link partner | |
1020 | * does not autonegotiate which is very common | |
1021 | * in blade servers. Some blade servers use | |
1022 | * IPMI for kerboard input and it's important | |
1023 | * to minimize link disruptions. Autoneg. involves | |
1024 | * exchanging base pages plus 3 next pages and | |
1025 | * normally completes in about 120 msec. | |
1026 | */ | |
1027 | bp->current_interval = SERDES_AN_TIMEOUT; | |
1028 | bp->serdes_an_pending = 1; | |
1029 | mod_timer(&bp->timer, jiffies + bp->current_interval); | |
1030 | } | |
b6016b76 MC |
1031 | } |
1032 | ||
1033 | return 0; | |
1034 | } | |
1035 | ||
1036 | #define ETHTOOL_ALL_FIBRE_SPEED \ | |
1037 | (ADVERTISED_1000baseT_Full) | |
1038 | ||
1039 | #define ETHTOOL_ALL_COPPER_SPEED \ | |
1040 | (ADVERTISED_10baseT_Half | ADVERTISED_10baseT_Full | \ | |
1041 | ADVERTISED_100baseT_Half | ADVERTISED_100baseT_Full | \ | |
1042 | ADVERTISED_1000baseT_Full) | |
1043 | ||
1044 | #define PHY_ALL_10_100_SPEED (ADVERTISE_10HALF | ADVERTISE_10FULL | \ | |
1045 | ADVERTISE_100HALF | ADVERTISE_100FULL | ADVERTISE_CSMA) | |
1046 | ||
1047 | #define PHY_ALL_1000_SPEED (ADVERTISE_1000HALF | ADVERTISE_1000FULL) | |
1048 | ||
1049 | static int | |
1050 | bnx2_setup_copper_phy(struct bnx2 *bp) | |
1051 | { | |
1052 | u32 bmcr; | |
1053 | u32 new_bmcr; | |
1054 | ||
1055 | bnx2_read_phy(bp, MII_BMCR, &bmcr); | |
1056 | ||
1057 | if (bp->autoneg & AUTONEG_SPEED) { | |
1058 | u32 adv_reg, adv1000_reg; | |
1059 | u32 new_adv_reg = 0; | |
1060 | u32 new_adv1000_reg = 0; | |
1061 | ||
1062 | bnx2_read_phy(bp, MII_ADVERTISE, &adv_reg); | |
1063 | adv_reg &= (PHY_ALL_10_100_SPEED | ADVERTISE_PAUSE_CAP | | |
1064 | ADVERTISE_PAUSE_ASYM); | |
1065 | ||
1066 | bnx2_read_phy(bp, MII_CTRL1000, &adv1000_reg); | |
1067 | adv1000_reg &= PHY_ALL_1000_SPEED; | |
1068 | ||
1069 | if (bp->advertising & ADVERTISED_10baseT_Half) | |
1070 | new_adv_reg |= ADVERTISE_10HALF; | |
1071 | if (bp->advertising & ADVERTISED_10baseT_Full) | |
1072 | new_adv_reg |= ADVERTISE_10FULL; | |
1073 | if (bp->advertising & ADVERTISED_100baseT_Half) | |
1074 | new_adv_reg |= ADVERTISE_100HALF; | |
1075 | if (bp->advertising & ADVERTISED_100baseT_Full) | |
1076 | new_adv_reg |= ADVERTISE_100FULL; | |
1077 | if (bp->advertising & ADVERTISED_1000baseT_Full) | |
1078 | new_adv1000_reg |= ADVERTISE_1000FULL; | |
1079 | ||
1080 | new_adv_reg |= ADVERTISE_CSMA; | |
1081 | ||
1082 | new_adv_reg |= bnx2_phy_get_pause_adv(bp); | |
1083 | ||
1084 | if ((adv1000_reg != new_adv1000_reg) || | |
1085 | (adv_reg != new_adv_reg) || | |
1086 | ((bmcr & BMCR_ANENABLE) == 0)) { | |
1087 | ||
1088 | bnx2_write_phy(bp, MII_ADVERTISE, new_adv_reg); | |
1089 | bnx2_write_phy(bp, MII_CTRL1000, new_adv1000_reg); | |
1090 | bnx2_write_phy(bp, MII_BMCR, BMCR_ANRESTART | | |
1091 | BMCR_ANENABLE); | |
1092 | } | |
1093 | else if (bp->link_up) { | |
1094 | /* Flow ctrl may have changed from auto to forced */ | |
1095 | /* or vice-versa. */ | |
1096 | ||
1097 | bnx2_resolve_flow_ctrl(bp); | |
1098 | bnx2_set_mac_link(bp); | |
1099 | } | |
1100 | return 0; | |
1101 | } | |
1102 | ||
1103 | new_bmcr = 0; | |
1104 | if (bp->req_line_speed == SPEED_100) { | |
1105 | new_bmcr |= BMCR_SPEED100; | |
1106 | } | |
1107 | if (bp->req_duplex == DUPLEX_FULL) { | |
1108 | new_bmcr |= BMCR_FULLDPLX; | |
1109 | } | |
1110 | if (new_bmcr != bmcr) { | |
1111 | u32 bmsr; | |
1112 | int i = 0; | |
1113 | ||
1114 | bnx2_read_phy(bp, MII_BMSR, &bmsr); | |
1115 | bnx2_read_phy(bp, MII_BMSR, &bmsr); | |
1116 | ||
1117 | if (bmsr & BMSR_LSTATUS) { | |
1118 | /* Force link down */ | |
1119 | bnx2_write_phy(bp, MII_BMCR, BMCR_LOOPBACK); | |
1120 | do { | |
1121 | udelay(100); | |
1122 | bnx2_read_phy(bp, MII_BMSR, &bmsr); | |
1123 | bnx2_read_phy(bp, MII_BMSR, &bmsr); | |
1124 | i++; | |
1125 | } while ((bmsr & BMSR_LSTATUS) && (i < 620)); | |
1126 | } | |
1127 | ||
1128 | bnx2_write_phy(bp, MII_BMCR, new_bmcr); | |
1129 | ||
1130 | /* Normally, the new speed is setup after the link has | |
1131 | * gone down and up again. In some cases, link will not go | |
1132 | * down so we need to set up the new speed here. | |
1133 | */ | |
1134 | if (bmsr & BMSR_LSTATUS) { | |
1135 | bp->line_speed = bp->req_line_speed; | |
1136 | bp->duplex = bp->req_duplex; | |
1137 | bnx2_resolve_flow_ctrl(bp); | |
1138 | bnx2_set_mac_link(bp); | |
1139 | } | |
1140 | } | |
1141 | return 0; | |
1142 | } | |
1143 | ||
1144 | static int | |
1145 | bnx2_setup_phy(struct bnx2 *bp) | |
1146 | { | |
1147 | if (bp->loopback == MAC_LOOPBACK) | |
1148 | return 0; | |
1149 | ||
1150 | if (bp->phy_flags & PHY_SERDES_FLAG) { | |
1151 | return (bnx2_setup_serdes_phy(bp)); | |
1152 | } | |
1153 | else { | |
1154 | return (bnx2_setup_copper_phy(bp)); | |
1155 | } | |
1156 | } | |
1157 | ||
1158 | static int | |
5b0c76ad MC |
1159 | bnx2_init_5708s_phy(struct bnx2 *bp) |
1160 | { | |
1161 | u32 val; | |
1162 | ||
1163 | bnx2_write_phy(bp, BCM5708S_BLK_ADDR, BCM5708S_BLK_ADDR_DIG3); | |
1164 | bnx2_write_phy(bp, BCM5708S_DIG_3_0, BCM5708S_DIG_3_0_USE_IEEE); | |
1165 | bnx2_write_phy(bp, BCM5708S_BLK_ADDR, BCM5708S_BLK_ADDR_DIG); | |
1166 | ||
1167 | bnx2_read_phy(bp, BCM5708S_1000X_CTL1, &val); | |
1168 | val |= BCM5708S_1000X_CTL1_FIBER_MODE | BCM5708S_1000X_CTL1_AUTODET_EN; | |
1169 | bnx2_write_phy(bp, BCM5708S_1000X_CTL1, val); | |
1170 | ||
1171 | bnx2_read_phy(bp, BCM5708S_1000X_CTL2, &val); | |
1172 | val |= BCM5708S_1000X_CTL2_PLLEL_DET_EN; | |
1173 | bnx2_write_phy(bp, BCM5708S_1000X_CTL2, val); | |
1174 | ||
1175 | if (bp->phy_flags & PHY_2_5G_CAPABLE_FLAG) { | |
1176 | bnx2_read_phy(bp, BCM5708S_UP1, &val); | |
1177 | val |= BCM5708S_UP1_2G5; | |
1178 | bnx2_write_phy(bp, BCM5708S_UP1, val); | |
1179 | } | |
1180 | ||
1181 | if ((CHIP_ID(bp) == CHIP_ID_5708_A0) || | |
dda1e390 MC |
1182 | (CHIP_ID(bp) == CHIP_ID_5708_B0) || |
1183 | (CHIP_ID(bp) == CHIP_ID_5708_B1)) { | |
5b0c76ad MC |
1184 | /* increase tx signal amplitude */ |
1185 | bnx2_write_phy(bp, BCM5708S_BLK_ADDR, | |
1186 | BCM5708S_BLK_ADDR_TX_MISC); | |
1187 | bnx2_read_phy(bp, BCM5708S_TX_ACTL1, &val); | |
1188 | val &= ~BCM5708S_TX_ACTL1_DRIVER_VCM; | |
1189 | bnx2_write_phy(bp, BCM5708S_TX_ACTL1, val); | |
1190 | bnx2_write_phy(bp, BCM5708S_BLK_ADDR, BCM5708S_BLK_ADDR_DIG); | |
1191 | } | |
1192 | ||
e3648b3d | 1193 | val = REG_RD_IND(bp, bp->shmem_base + BNX2_PORT_HW_CFG_CONFIG) & |
5b0c76ad MC |
1194 | BNX2_PORT_HW_CFG_CFG_TXCTL3_MASK; |
1195 | ||
1196 | if (val) { | |
1197 | u32 is_backplane; | |
1198 | ||
e3648b3d | 1199 | is_backplane = REG_RD_IND(bp, bp->shmem_base + |
5b0c76ad MC |
1200 | BNX2_SHARED_HW_CFG_CONFIG); |
1201 | if (is_backplane & BNX2_SHARED_HW_CFG_PHY_BACKPLANE) { | |
1202 | bnx2_write_phy(bp, BCM5708S_BLK_ADDR, | |
1203 | BCM5708S_BLK_ADDR_TX_MISC); | |
1204 | bnx2_write_phy(bp, BCM5708S_TX_ACTL3, val); | |
1205 | bnx2_write_phy(bp, BCM5708S_BLK_ADDR, | |
1206 | BCM5708S_BLK_ADDR_DIG); | |
1207 | } | |
1208 | } | |
1209 | return 0; | |
1210 | } | |
1211 | ||
1212 | static int | |
1213 | bnx2_init_5706s_phy(struct bnx2 *bp) | |
b6016b76 MC |
1214 | { |
1215 | bp->phy_flags &= ~PHY_PARALLEL_DETECT_FLAG; | |
1216 | ||
1217 | if (CHIP_NUM(bp) == CHIP_NUM_5706) { | |
1218 | REG_WR(bp, BNX2_MISC_UNUSED0, 0x300); | |
1219 | } | |
1220 | ||
1221 | if (bp->dev->mtu > 1500) { | |
1222 | u32 val; | |
1223 | ||
1224 | /* Set extended packet length bit */ | |
1225 | bnx2_write_phy(bp, 0x18, 0x7); | |
1226 | bnx2_read_phy(bp, 0x18, &val); | |
1227 | bnx2_write_phy(bp, 0x18, (val & 0xfff8) | 0x4000); | |
1228 | ||
1229 | bnx2_write_phy(bp, 0x1c, 0x6c00); | |
1230 | bnx2_read_phy(bp, 0x1c, &val); | |
1231 | bnx2_write_phy(bp, 0x1c, (val & 0x3ff) | 0xec02); | |
1232 | } | |
1233 | else { | |
1234 | u32 val; | |
1235 | ||
1236 | bnx2_write_phy(bp, 0x18, 0x7); | |
1237 | bnx2_read_phy(bp, 0x18, &val); | |
1238 | bnx2_write_phy(bp, 0x18, val & ~0x4007); | |
1239 | ||
1240 | bnx2_write_phy(bp, 0x1c, 0x6c00); | |
1241 | bnx2_read_phy(bp, 0x1c, &val); | |
1242 | bnx2_write_phy(bp, 0x1c, (val & 0x3fd) | 0xec00); | |
1243 | } | |
1244 | ||
1245 | return 0; | |
1246 | } | |
1247 | ||
1248 | static int | |
1249 | bnx2_init_copper_phy(struct bnx2 *bp) | |
1250 | { | |
5b0c76ad MC |
1251 | u32 val; |
1252 | ||
b6016b76 MC |
1253 | bp->phy_flags |= PHY_CRC_FIX_FLAG; |
1254 | ||
1255 | if (bp->phy_flags & PHY_CRC_FIX_FLAG) { | |
1256 | bnx2_write_phy(bp, 0x18, 0x0c00); | |
1257 | bnx2_write_phy(bp, 0x17, 0x000a); | |
1258 | bnx2_write_phy(bp, 0x15, 0x310b); | |
1259 | bnx2_write_phy(bp, 0x17, 0x201f); | |
1260 | bnx2_write_phy(bp, 0x15, 0x9506); | |
1261 | bnx2_write_phy(bp, 0x17, 0x401f); | |
1262 | bnx2_write_phy(bp, 0x15, 0x14e2); | |
1263 | bnx2_write_phy(bp, 0x18, 0x0400); | |
1264 | } | |
1265 | ||
1266 | if (bp->dev->mtu > 1500) { | |
b6016b76 MC |
1267 | /* Set extended packet length bit */ |
1268 | bnx2_write_phy(bp, 0x18, 0x7); | |
1269 | bnx2_read_phy(bp, 0x18, &val); | |
1270 | bnx2_write_phy(bp, 0x18, val | 0x4000); | |
1271 | ||
1272 | bnx2_read_phy(bp, 0x10, &val); | |
1273 | bnx2_write_phy(bp, 0x10, val | 0x1); | |
1274 | } | |
1275 | else { | |
b6016b76 MC |
1276 | bnx2_write_phy(bp, 0x18, 0x7); |
1277 | bnx2_read_phy(bp, 0x18, &val); | |
1278 | bnx2_write_phy(bp, 0x18, val & ~0x4007); | |
1279 | ||
1280 | bnx2_read_phy(bp, 0x10, &val); | |
1281 | bnx2_write_phy(bp, 0x10, val & ~0x1); | |
1282 | } | |
1283 | ||
5b0c76ad MC |
1284 | /* ethernet@wirespeed */ |
1285 | bnx2_write_phy(bp, 0x18, 0x7007); | |
1286 | bnx2_read_phy(bp, 0x18, &val); | |
1287 | bnx2_write_phy(bp, 0x18, val | (1 << 15) | (1 << 4)); | |
b6016b76 MC |
1288 | return 0; |
1289 | } | |
1290 | ||
1291 | ||
1292 | static int | |
1293 | bnx2_init_phy(struct bnx2 *bp) | |
1294 | { | |
1295 | u32 val; | |
1296 | int rc = 0; | |
1297 | ||
1298 | bp->phy_flags &= ~PHY_INT_MODE_MASK_FLAG; | |
1299 | bp->phy_flags |= PHY_INT_MODE_LINK_READY_FLAG; | |
1300 | ||
1301 | REG_WR(bp, BNX2_EMAC_ATTENTION_ENA, BNX2_EMAC_ATTENTION_ENA_LINK); | |
1302 | ||
1303 | bnx2_reset_phy(bp); | |
1304 | ||
1305 | bnx2_read_phy(bp, MII_PHYSID1, &val); | |
1306 | bp->phy_id = val << 16; | |
1307 | bnx2_read_phy(bp, MII_PHYSID2, &val); | |
1308 | bp->phy_id |= val & 0xffff; | |
1309 | ||
1310 | if (bp->phy_flags & PHY_SERDES_FLAG) { | |
5b0c76ad MC |
1311 | if (CHIP_NUM(bp) == CHIP_NUM_5706) |
1312 | rc = bnx2_init_5706s_phy(bp); | |
1313 | else if (CHIP_NUM(bp) == CHIP_NUM_5708) | |
1314 | rc = bnx2_init_5708s_phy(bp); | |
b6016b76 MC |
1315 | } |
1316 | else { | |
1317 | rc = bnx2_init_copper_phy(bp); | |
1318 | } | |
1319 | ||
1320 | bnx2_setup_phy(bp); | |
1321 | ||
1322 | return rc; | |
1323 | } | |
1324 | ||
1325 | static int | |
1326 | bnx2_set_mac_loopback(struct bnx2 *bp) | |
1327 | { | |
1328 | u32 mac_mode; | |
1329 | ||
1330 | mac_mode = REG_RD(bp, BNX2_EMAC_MODE); | |
1331 | mac_mode &= ~BNX2_EMAC_MODE_PORT; | |
1332 | mac_mode |= BNX2_EMAC_MODE_MAC_LOOP | BNX2_EMAC_MODE_FORCE_LINK; | |
1333 | REG_WR(bp, BNX2_EMAC_MODE, mac_mode); | |
1334 | bp->link_up = 1; | |
1335 | return 0; | |
1336 | } | |
1337 | ||
bc5a0690 MC |
1338 | static int bnx2_test_link(struct bnx2 *); |
1339 | ||
1340 | static int | |
1341 | bnx2_set_phy_loopback(struct bnx2 *bp) | |
1342 | { | |
1343 | u32 mac_mode; | |
1344 | int rc, i; | |
1345 | ||
1346 | spin_lock_bh(&bp->phy_lock); | |
1347 | rc = bnx2_write_phy(bp, MII_BMCR, BMCR_LOOPBACK | BMCR_FULLDPLX | | |
1348 | BMCR_SPEED1000); | |
1349 | spin_unlock_bh(&bp->phy_lock); | |
1350 | if (rc) | |
1351 | return rc; | |
1352 | ||
1353 | for (i = 0; i < 10; i++) { | |
1354 | if (bnx2_test_link(bp) == 0) | |
1355 | break; | |
1356 | udelay(10); | |
1357 | } | |
1358 | ||
1359 | mac_mode = REG_RD(bp, BNX2_EMAC_MODE); | |
1360 | mac_mode &= ~(BNX2_EMAC_MODE_PORT | BNX2_EMAC_MODE_HALF_DUPLEX | | |
1361 | BNX2_EMAC_MODE_MAC_LOOP | BNX2_EMAC_MODE_FORCE_LINK | | |
1362 | BNX2_EMAC_MODE_25G); | |
1363 | ||
1364 | mac_mode |= BNX2_EMAC_MODE_PORT_GMII; | |
1365 | REG_WR(bp, BNX2_EMAC_MODE, mac_mode); | |
1366 | bp->link_up = 1; | |
1367 | return 0; | |
1368 | } | |
1369 | ||
b6016b76 | 1370 | static int |
b090ae2b | 1371 | bnx2_fw_sync(struct bnx2 *bp, u32 msg_data, int silent) |
b6016b76 MC |
1372 | { |
1373 | int i; | |
1374 | u32 val; | |
1375 | ||
b6016b76 MC |
1376 | bp->fw_wr_seq++; |
1377 | msg_data |= bp->fw_wr_seq; | |
1378 | ||
e3648b3d | 1379 | REG_WR_IND(bp, bp->shmem_base + BNX2_DRV_MB, msg_data); |
b6016b76 MC |
1380 | |
1381 | /* wait for an acknowledgement. */ | |
b090ae2b MC |
1382 | for (i = 0; i < (FW_ACK_TIME_OUT_MS / 10); i++) { |
1383 | msleep(10); | |
b6016b76 | 1384 | |
e3648b3d | 1385 | val = REG_RD_IND(bp, bp->shmem_base + BNX2_FW_MB); |
b6016b76 MC |
1386 | |
1387 | if ((val & BNX2_FW_MSG_ACK) == (msg_data & BNX2_DRV_MSG_SEQ)) | |
1388 | break; | |
1389 | } | |
b090ae2b MC |
1390 | if ((msg_data & BNX2_DRV_MSG_DATA) == BNX2_DRV_MSG_DATA_WAIT0) |
1391 | return 0; | |
b6016b76 MC |
1392 | |
1393 | /* If we timed out, inform the firmware that this is the case. */ | |
b090ae2b MC |
1394 | if ((val & BNX2_FW_MSG_ACK) != (msg_data & BNX2_DRV_MSG_SEQ)) { |
1395 | if (!silent) | |
1396 | printk(KERN_ERR PFX "fw sync timeout, reset code = " | |
1397 | "%x\n", msg_data); | |
b6016b76 MC |
1398 | |
1399 | msg_data &= ~BNX2_DRV_MSG_CODE; | |
1400 | msg_data |= BNX2_DRV_MSG_CODE_FW_TIMEOUT; | |
1401 | ||
e3648b3d | 1402 | REG_WR_IND(bp, bp->shmem_base + BNX2_DRV_MB, msg_data); |
b6016b76 | 1403 | |
b6016b76 MC |
1404 | return -EBUSY; |
1405 | } | |
1406 | ||
b090ae2b MC |
1407 | if ((val & BNX2_FW_MSG_STATUS_MASK) != BNX2_FW_MSG_STATUS_OK) |
1408 | return -EIO; | |
1409 | ||
b6016b76 MC |
1410 | return 0; |
1411 | } | |
1412 | ||
1413 | static void | |
1414 | bnx2_init_context(struct bnx2 *bp) | |
1415 | { | |
1416 | u32 vcid; | |
1417 | ||
1418 | vcid = 96; | |
1419 | while (vcid) { | |
1420 | u32 vcid_addr, pcid_addr, offset; | |
1421 | ||
1422 | vcid--; | |
1423 | ||
1424 | if (CHIP_ID(bp) == CHIP_ID_5706_A0) { | |
1425 | u32 new_vcid; | |
1426 | ||
1427 | vcid_addr = GET_PCID_ADDR(vcid); | |
1428 | if (vcid & 0x8) { | |
1429 | new_vcid = 0x60 + (vcid & 0xf0) + (vcid & 0x7); | |
1430 | } | |
1431 | else { | |
1432 | new_vcid = vcid; | |
1433 | } | |
1434 | pcid_addr = GET_PCID_ADDR(new_vcid); | |
1435 | } | |
1436 | else { | |
1437 | vcid_addr = GET_CID_ADDR(vcid); | |
1438 | pcid_addr = vcid_addr; | |
1439 | } | |
1440 | ||
1441 | REG_WR(bp, BNX2_CTX_VIRT_ADDR, 0x00); | |
1442 | REG_WR(bp, BNX2_CTX_PAGE_TBL, pcid_addr); | |
1443 | ||
1444 | /* Zero out the context. */ | |
1445 | for (offset = 0; offset < PHY_CTX_SIZE; offset += 4) { | |
1446 | CTX_WR(bp, 0x00, offset, 0); | |
1447 | } | |
1448 | ||
1449 | REG_WR(bp, BNX2_CTX_VIRT_ADDR, vcid_addr); | |
1450 | REG_WR(bp, BNX2_CTX_PAGE_TBL, pcid_addr); | |
1451 | } | |
1452 | } | |
1453 | ||
1454 | static int | |
1455 | bnx2_alloc_bad_rbuf(struct bnx2 *bp) | |
1456 | { | |
1457 | u16 *good_mbuf; | |
1458 | u32 good_mbuf_cnt; | |
1459 | u32 val; | |
1460 | ||
1461 | good_mbuf = kmalloc(512 * sizeof(u16), GFP_KERNEL); | |
1462 | if (good_mbuf == NULL) { | |
1463 | printk(KERN_ERR PFX "Failed to allocate memory in " | |
1464 | "bnx2_alloc_bad_rbuf\n"); | |
1465 | return -ENOMEM; | |
1466 | } | |
1467 | ||
1468 | REG_WR(bp, BNX2_MISC_ENABLE_SET_BITS, | |
1469 | BNX2_MISC_ENABLE_SET_BITS_RX_MBUF_ENABLE); | |
1470 | ||
1471 | good_mbuf_cnt = 0; | |
1472 | ||
1473 | /* Allocate a bunch of mbufs and save the good ones in an array. */ | |
1474 | val = REG_RD_IND(bp, BNX2_RBUF_STATUS1); | |
1475 | while (val & BNX2_RBUF_STATUS1_FREE_COUNT) { | |
1476 | REG_WR_IND(bp, BNX2_RBUF_COMMAND, BNX2_RBUF_COMMAND_ALLOC_REQ); | |
1477 | ||
1478 | val = REG_RD_IND(bp, BNX2_RBUF_FW_BUF_ALLOC); | |
1479 | ||
1480 | val &= BNX2_RBUF_FW_BUF_ALLOC_VALUE; | |
1481 | ||
1482 | /* The addresses with Bit 9 set are bad memory blocks. */ | |
1483 | if (!(val & (1 << 9))) { | |
1484 | good_mbuf[good_mbuf_cnt] = (u16) val; | |
1485 | good_mbuf_cnt++; | |
1486 | } | |
1487 | ||
1488 | val = REG_RD_IND(bp, BNX2_RBUF_STATUS1); | |
1489 | } | |
1490 | ||
1491 | /* Free the good ones back to the mbuf pool thus discarding | |
1492 | * all the bad ones. */ | |
1493 | while (good_mbuf_cnt) { | |
1494 | good_mbuf_cnt--; | |
1495 | ||
1496 | val = good_mbuf[good_mbuf_cnt]; | |
1497 | val = (val << 9) | val | 1; | |
1498 | ||
1499 | REG_WR_IND(bp, BNX2_RBUF_FW_BUF_FREE, val); | |
1500 | } | |
1501 | kfree(good_mbuf); | |
1502 | return 0; | |
1503 | } | |
1504 | ||
1505 | static void | |
1506 | bnx2_set_mac_addr(struct bnx2 *bp) | |
1507 | { | |
1508 | u32 val; | |
1509 | u8 *mac_addr = bp->dev->dev_addr; | |
1510 | ||
1511 | val = (mac_addr[0] << 8) | mac_addr[1]; | |
1512 | ||
1513 | REG_WR(bp, BNX2_EMAC_MAC_MATCH0, val); | |
1514 | ||
1515 | val = (mac_addr[2] << 24) | (mac_addr[3] << 16) | | |
1516 | (mac_addr[4] << 8) | mac_addr[5]; | |
1517 | ||
1518 | REG_WR(bp, BNX2_EMAC_MAC_MATCH1, val); | |
1519 | } | |
1520 | ||
1521 | static inline int | |
1522 | bnx2_alloc_rx_skb(struct bnx2 *bp, u16 index) | |
1523 | { | |
1524 | struct sk_buff *skb; | |
1525 | struct sw_bd *rx_buf = &bp->rx_buf_ring[index]; | |
1526 | dma_addr_t mapping; | |
13daffa2 | 1527 | struct rx_bd *rxbd = &bp->rx_desc_ring[RX_RING(index)][RX_IDX(index)]; |
b6016b76 MC |
1528 | unsigned long align; |
1529 | ||
1530 | skb = dev_alloc_skb(bp->rx_buf_size); | |
1531 | if (skb == NULL) { | |
1532 | return -ENOMEM; | |
1533 | } | |
1534 | ||
1535 | if (unlikely((align = (unsigned long) skb->data & 0x7))) { | |
1536 | skb_reserve(skb, 8 - align); | |
1537 | } | |
1538 | ||
1539 | skb->dev = bp->dev; | |
1540 | mapping = pci_map_single(bp->pdev, skb->data, bp->rx_buf_use_size, | |
1541 | PCI_DMA_FROMDEVICE); | |
1542 | ||
1543 | rx_buf->skb = skb; | |
1544 | pci_unmap_addr_set(rx_buf, mapping, mapping); | |
1545 | ||
1546 | rxbd->rx_bd_haddr_hi = (u64) mapping >> 32; | |
1547 | rxbd->rx_bd_haddr_lo = (u64) mapping & 0xffffffff; | |
1548 | ||
1549 | bp->rx_prod_bseq += bp->rx_buf_use_size; | |
1550 | ||
1551 | return 0; | |
1552 | } | |
1553 | ||
1554 | static void | |
1555 | bnx2_phy_int(struct bnx2 *bp) | |
1556 | { | |
1557 | u32 new_link_state, old_link_state; | |
1558 | ||
1559 | new_link_state = bp->status_blk->status_attn_bits & | |
1560 | STATUS_ATTN_BITS_LINK_STATE; | |
1561 | old_link_state = bp->status_blk->status_attn_bits_ack & | |
1562 | STATUS_ATTN_BITS_LINK_STATE; | |
1563 | if (new_link_state != old_link_state) { | |
1564 | if (new_link_state) { | |
1565 | REG_WR(bp, BNX2_PCICFG_STATUS_BIT_SET_CMD, | |
1566 | STATUS_ATTN_BITS_LINK_STATE); | |
1567 | } | |
1568 | else { | |
1569 | REG_WR(bp, BNX2_PCICFG_STATUS_BIT_CLEAR_CMD, | |
1570 | STATUS_ATTN_BITS_LINK_STATE); | |
1571 | } | |
1572 | bnx2_set_link(bp); | |
1573 | } | |
1574 | } | |
1575 | ||
1576 | static void | |
1577 | bnx2_tx_int(struct bnx2 *bp) | |
1578 | { | |
f4e418f7 | 1579 | struct status_block *sblk = bp->status_blk; |
b6016b76 MC |
1580 | u16 hw_cons, sw_cons, sw_ring_cons; |
1581 | int tx_free_bd = 0; | |
1582 | ||
f4e418f7 | 1583 | hw_cons = bp->hw_tx_cons = sblk->status_tx_quick_consumer_index0; |
b6016b76 MC |
1584 | if ((hw_cons & MAX_TX_DESC_CNT) == MAX_TX_DESC_CNT) { |
1585 | hw_cons++; | |
1586 | } | |
1587 | sw_cons = bp->tx_cons; | |
1588 | ||
1589 | while (sw_cons != hw_cons) { | |
1590 | struct sw_bd *tx_buf; | |
1591 | struct sk_buff *skb; | |
1592 | int i, last; | |
1593 | ||
1594 | sw_ring_cons = TX_RING_IDX(sw_cons); | |
1595 | ||
1596 | tx_buf = &bp->tx_buf_ring[sw_ring_cons]; | |
1597 | skb = tx_buf->skb; | |
1598 | #ifdef BCM_TSO | |
1599 | /* partial BD completions possible with TSO packets */ | |
1600 | if (skb_shinfo(skb)->tso_size) { | |
1601 | u16 last_idx, last_ring_idx; | |
1602 | ||
1603 | last_idx = sw_cons + | |
1604 | skb_shinfo(skb)->nr_frags + 1; | |
1605 | last_ring_idx = sw_ring_cons + | |
1606 | skb_shinfo(skb)->nr_frags + 1; | |
1607 | if (unlikely(last_ring_idx >= MAX_TX_DESC_CNT)) { | |
1608 | last_idx++; | |
1609 | } | |
1610 | if (((s16) ((s16) last_idx - (s16) hw_cons)) > 0) { | |
1611 | break; | |
1612 | } | |
1613 | } | |
1614 | #endif | |
1615 | pci_unmap_single(bp->pdev, pci_unmap_addr(tx_buf, mapping), | |
1616 | skb_headlen(skb), PCI_DMA_TODEVICE); | |
1617 | ||
1618 | tx_buf->skb = NULL; | |
1619 | last = skb_shinfo(skb)->nr_frags; | |
1620 | ||
1621 | for (i = 0; i < last; i++) { | |
1622 | sw_cons = NEXT_TX_BD(sw_cons); | |
1623 | ||
1624 | pci_unmap_page(bp->pdev, | |
1625 | pci_unmap_addr( | |
1626 | &bp->tx_buf_ring[TX_RING_IDX(sw_cons)], | |
1627 | mapping), | |
1628 | skb_shinfo(skb)->frags[i].size, | |
1629 | PCI_DMA_TODEVICE); | |
1630 | } | |
1631 | ||
1632 | sw_cons = NEXT_TX_BD(sw_cons); | |
1633 | ||
1634 | tx_free_bd += last + 1; | |
1635 | ||
1636 | dev_kfree_skb_irq(skb); | |
1637 | ||
f4e418f7 MC |
1638 | hw_cons = bp->hw_tx_cons = |
1639 | sblk->status_tx_quick_consumer_index0; | |
1640 | ||
b6016b76 MC |
1641 | if ((hw_cons & MAX_TX_DESC_CNT) == MAX_TX_DESC_CNT) { |
1642 | hw_cons++; | |
1643 | } | |
1644 | } | |
1645 | ||
e89bbf10 | 1646 | bp->tx_cons = sw_cons; |
b6016b76 MC |
1647 | |
1648 | if (unlikely(netif_queue_stopped(bp->dev))) { | |
c770a65c | 1649 | spin_lock(&bp->tx_lock); |
b6016b76 | 1650 | if ((netif_queue_stopped(bp->dev)) && |
e89bbf10 | 1651 | (bnx2_tx_avail(bp) > MAX_SKB_FRAGS)) { |
b6016b76 MC |
1652 | |
1653 | netif_wake_queue(bp->dev); | |
1654 | } | |
c770a65c | 1655 | spin_unlock(&bp->tx_lock); |
b6016b76 | 1656 | } |
b6016b76 MC |
1657 | } |
1658 | ||
1659 | static inline void | |
1660 | bnx2_reuse_rx_skb(struct bnx2 *bp, struct sk_buff *skb, | |
1661 | u16 cons, u16 prod) | |
1662 | { | |
236b6394 MC |
1663 | struct sw_bd *cons_rx_buf, *prod_rx_buf; |
1664 | struct rx_bd *cons_bd, *prod_bd; | |
1665 | ||
1666 | cons_rx_buf = &bp->rx_buf_ring[cons]; | |
1667 | prod_rx_buf = &bp->rx_buf_ring[prod]; | |
b6016b76 MC |
1668 | |
1669 | pci_dma_sync_single_for_device(bp->pdev, | |
1670 | pci_unmap_addr(cons_rx_buf, mapping), | |
1671 | bp->rx_offset + RX_COPY_THRESH, PCI_DMA_FROMDEVICE); | |
1672 | ||
236b6394 | 1673 | bp->rx_prod_bseq += bp->rx_buf_use_size; |
b6016b76 | 1674 | |
236b6394 | 1675 | prod_rx_buf->skb = skb; |
b6016b76 | 1676 | |
236b6394 MC |
1677 | if (cons == prod) |
1678 | return; | |
b6016b76 | 1679 | |
236b6394 MC |
1680 | pci_unmap_addr_set(prod_rx_buf, mapping, |
1681 | pci_unmap_addr(cons_rx_buf, mapping)); | |
1682 | ||
3fdfcc2c MC |
1683 | cons_bd = &bp->rx_desc_ring[RX_RING(cons)][RX_IDX(cons)]; |
1684 | prod_bd = &bp->rx_desc_ring[RX_RING(prod)][RX_IDX(prod)]; | |
236b6394 MC |
1685 | prod_bd->rx_bd_haddr_hi = cons_bd->rx_bd_haddr_hi; |
1686 | prod_bd->rx_bd_haddr_lo = cons_bd->rx_bd_haddr_lo; | |
b6016b76 MC |
1687 | } |
1688 | ||
1689 | static int | |
1690 | bnx2_rx_int(struct bnx2 *bp, int budget) | |
1691 | { | |
f4e418f7 | 1692 | struct status_block *sblk = bp->status_blk; |
b6016b76 MC |
1693 | u16 hw_cons, sw_cons, sw_ring_cons, sw_prod, sw_ring_prod; |
1694 | struct l2_fhdr *rx_hdr; | |
1695 | int rx_pkt = 0; | |
1696 | ||
f4e418f7 | 1697 | hw_cons = bp->hw_rx_cons = sblk->status_rx_quick_consumer_index0; |
b6016b76 MC |
1698 | if ((hw_cons & MAX_RX_DESC_CNT) == MAX_RX_DESC_CNT) { |
1699 | hw_cons++; | |
1700 | } | |
1701 | sw_cons = bp->rx_cons; | |
1702 | sw_prod = bp->rx_prod; | |
1703 | ||
1704 | /* Memory barrier necessary as speculative reads of the rx | |
1705 | * buffer can be ahead of the index in the status block | |
1706 | */ | |
1707 | rmb(); | |
1708 | while (sw_cons != hw_cons) { | |
1709 | unsigned int len; | |
ade2bfe7 | 1710 | u32 status; |
b6016b76 MC |
1711 | struct sw_bd *rx_buf; |
1712 | struct sk_buff *skb; | |
236b6394 | 1713 | dma_addr_t dma_addr; |
b6016b76 MC |
1714 | |
1715 | sw_ring_cons = RX_RING_IDX(sw_cons); | |
1716 | sw_ring_prod = RX_RING_IDX(sw_prod); | |
1717 | ||
1718 | rx_buf = &bp->rx_buf_ring[sw_ring_cons]; | |
1719 | skb = rx_buf->skb; | |
236b6394 MC |
1720 | |
1721 | rx_buf->skb = NULL; | |
1722 | ||
1723 | dma_addr = pci_unmap_addr(rx_buf, mapping); | |
1724 | ||
1725 | pci_dma_sync_single_for_cpu(bp->pdev, dma_addr, | |
b6016b76 MC |
1726 | bp->rx_offset + RX_COPY_THRESH, PCI_DMA_FROMDEVICE); |
1727 | ||
1728 | rx_hdr = (struct l2_fhdr *) skb->data; | |
1729 | len = rx_hdr->l2_fhdr_pkt_len - 4; | |
1730 | ||
ade2bfe7 | 1731 | if ((status = rx_hdr->l2_fhdr_status) & |
b6016b76 MC |
1732 | (L2_FHDR_ERRORS_BAD_CRC | |
1733 | L2_FHDR_ERRORS_PHY_DECODE | | |
1734 | L2_FHDR_ERRORS_ALIGNMENT | | |
1735 | L2_FHDR_ERRORS_TOO_SHORT | | |
1736 | L2_FHDR_ERRORS_GIANT_FRAME)) { | |
1737 | ||
1738 | goto reuse_rx; | |
1739 | } | |
1740 | ||
1741 | /* Since we don't have a jumbo ring, copy small packets | |
1742 | * if mtu > 1500 | |
1743 | */ | |
1744 | if ((bp->dev->mtu > 1500) && (len <= RX_COPY_THRESH)) { | |
1745 | struct sk_buff *new_skb; | |
1746 | ||
1747 | new_skb = dev_alloc_skb(len + 2); | |
1748 | if (new_skb == NULL) | |
1749 | goto reuse_rx; | |
1750 | ||
1751 | /* aligned copy */ | |
1752 | memcpy(new_skb->data, | |
1753 | skb->data + bp->rx_offset - 2, | |
1754 | len + 2); | |
1755 | ||
1756 | skb_reserve(new_skb, 2); | |
1757 | skb_put(new_skb, len); | |
1758 | new_skb->dev = bp->dev; | |
1759 | ||
1760 | bnx2_reuse_rx_skb(bp, skb, | |
1761 | sw_ring_cons, sw_ring_prod); | |
1762 | ||
1763 | skb = new_skb; | |
1764 | } | |
1765 | else if (bnx2_alloc_rx_skb(bp, sw_ring_prod) == 0) { | |
236b6394 | 1766 | pci_unmap_single(bp->pdev, dma_addr, |
b6016b76 MC |
1767 | bp->rx_buf_use_size, PCI_DMA_FROMDEVICE); |
1768 | ||
1769 | skb_reserve(skb, bp->rx_offset); | |
1770 | skb_put(skb, len); | |
1771 | } | |
1772 | else { | |
1773 | reuse_rx: | |
1774 | bnx2_reuse_rx_skb(bp, skb, | |
1775 | sw_ring_cons, sw_ring_prod); | |
1776 | goto next_rx; | |
1777 | } | |
1778 | ||
1779 | skb->protocol = eth_type_trans(skb, bp->dev); | |
1780 | ||
1781 | if ((len > (bp->dev->mtu + ETH_HLEN)) && | |
1782 | (htons(skb->protocol) != 0x8100)) { | |
1783 | ||
1784 | dev_kfree_skb_irq(skb); | |
1785 | goto next_rx; | |
1786 | ||
1787 | } | |
1788 | ||
b6016b76 MC |
1789 | skb->ip_summed = CHECKSUM_NONE; |
1790 | if (bp->rx_csum && | |
1791 | (status & (L2_FHDR_STATUS_TCP_SEGMENT | | |
1792 | L2_FHDR_STATUS_UDP_DATAGRAM))) { | |
1793 | ||
ade2bfe7 MC |
1794 | if (likely((status & (L2_FHDR_ERRORS_TCP_XSUM | |
1795 | L2_FHDR_ERRORS_UDP_XSUM)) == 0)) | |
b6016b76 MC |
1796 | skb->ip_summed = CHECKSUM_UNNECESSARY; |
1797 | } | |
1798 | ||
1799 | #ifdef BCM_VLAN | |
1800 | if ((status & L2_FHDR_STATUS_L2_VLAN_TAG) && (bp->vlgrp != 0)) { | |
1801 | vlan_hwaccel_receive_skb(skb, bp->vlgrp, | |
1802 | rx_hdr->l2_fhdr_vlan_tag); | |
1803 | } | |
1804 | else | |
1805 | #endif | |
1806 | netif_receive_skb(skb); | |
1807 | ||
1808 | bp->dev->last_rx = jiffies; | |
1809 | rx_pkt++; | |
1810 | ||
1811 | next_rx: | |
b6016b76 MC |
1812 | sw_cons = NEXT_RX_BD(sw_cons); |
1813 | sw_prod = NEXT_RX_BD(sw_prod); | |
1814 | ||
1815 | if ((rx_pkt == budget)) | |
1816 | break; | |
f4e418f7 MC |
1817 | |
1818 | /* Refresh hw_cons to see if there is new work */ | |
1819 | if (sw_cons == hw_cons) { | |
1820 | hw_cons = bp->hw_rx_cons = | |
1821 | sblk->status_rx_quick_consumer_index0; | |
1822 | if ((hw_cons & MAX_RX_DESC_CNT) == MAX_RX_DESC_CNT) | |
1823 | hw_cons++; | |
1824 | rmb(); | |
1825 | } | |
b6016b76 MC |
1826 | } |
1827 | bp->rx_cons = sw_cons; | |
1828 | bp->rx_prod = sw_prod; | |
1829 | ||
1830 | REG_WR16(bp, MB_RX_CID_ADDR + BNX2_L2CTX_HOST_BDIDX, sw_prod); | |
1831 | ||
1832 | REG_WR(bp, MB_RX_CID_ADDR + BNX2_L2CTX_HOST_BSEQ, bp->rx_prod_bseq); | |
1833 | ||
1834 | mmiowb(); | |
1835 | ||
1836 | return rx_pkt; | |
1837 | ||
1838 | } | |
1839 | ||
1840 | /* MSI ISR - The only difference between this and the INTx ISR | |
1841 | * is that the MSI interrupt is always serviced. | |
1842 | */ | |
1843 | static irqreturn_t | |
1844 | bnx2_msi(int irq, void *dev_instance, struct pt_regs *regs) | |
1845 | { | |
1846 | struct net_device *dev = dev_instance; | |
972ec0d4 | 1847 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 1848 | |
c921e4c4 | 1849 | prefetch(bp->status_blk); |
b6016b76 MC |
1850 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, |
1851 | BNX2_PCICFG_INT_ACK_CMD_USE_INT_HC_PARAM | | |
1852 | BNX2_PCICFG_INT_ACK_CMD_MASK_INT); | |
1853 | ||
1854 | /* Return here if interrupt is disabled. */ | |
73eef4cd MC |
1855 | if (unlikely(atomic_read(&bp->intr_sem) != 0)) |
1856 | return IRQ_HANDLED; | |
b6016b76 | 1857 | |
73eef4cd | 1858 | netif_rx_schedule(dev); |
b6016b76 | 1859 | |
73eef4cd | 1860 | return IRQ_HANDLED; |
b6016b76 MC |
1861 | } |
1862 | ||
1863 | static irqreturn_t | |
1864 | bnx2_interrupt(int irq, void *dev_instance, struct pt_regs *regs) | |
1865 | { | |
1866 | struct net_device *dev = dev_instance; | |
972ec0d4 | 1867 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
1868 | |
1869 | /* When using INTx, it is possible for the interrupt to arrive | |
1870 | * at the CPU before the status block posted prior to the | |
1871 | * interrupt. Reading a register will flush the status block. | |
1872 | * When using MSI, the MSI message will always complete after | |
1873 | * the status block write. | |
1874 | */ | |
c921e4c4 | 1875 | if ((bp->status_blk->status_idx == bp->last_status_idx) && |
b6016b76 MC |
1876 | (REG_RD(bp, BNX2_PCICFG_MISC_STATUS) & |
1877 | BNX2_PCICFG_MISC_STATUS_INTA_VALUE)) | |
73eef4cd | 1878 | return IRQ_NONE; |
b6016b76 MC |
1879 | |
1880 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, | |
1881 | BNX2_PCICFG_INT_ACK_CMD_USE_INT_HC_PARAM | | |
1882 | BNX2_PCICFG_INT_ACK_CMD_MASK_INT); | |
1883 | ||
1884 | /* Return here if interrupt is shared and is disabled. */ | |
73eef4cd MC |
1885 | if (unlikely(atomic_read(&bp->intr_sem) != 0)) |
1886 | return IRQ_HANDLED; | |
b6016b76 | 1887 | |
73eef4cd | 1888 | netif_rx_schedule(dev); |
b6016b76 | 1889 | |
73eef4cd | 1890 | return IRQ_HANDLED; |
b6016b76 MC |
1891 | } |
1892 | ||
f4e418f7 MC |
1893 | static inline int |
1894 | bnx2_has_work(struct bnx2 *bp) | |
1895 | { | |
1896 | struct status_block *sblk = bp->status_blk; | |
1897 | ||
1898 | if ((sblk->status_rx_quick_consumer_index0 != bp->hw_rx_cons) || | |
1899 | (sblk->status_tx_quick_consumer_index0 != bp->hw_tx_cons)) | |
1900 | return 1; | |
1901 | ||
1902 | if (((sblk->status_attn_bits & STATUS_ATTN_BITS_LINK_STATE) != 0) != | |
1903 | bp->link_up) | |
1904 | return 1; | |
1905 | ||
1906 | return 0; | |
1907 | } | |
1908 | ||
b6016b76 MC |
1909 | static int |
1910 | bnx2_poll(struct net_device *dev, int *budget) | |
1911 | { | |
972ec0d4 | 1912 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 1913 | |
b6016b76 MC |
1914 | if ((bp->status_blk->status_attn_bits & |
1915 | STATUS_ATTN_BITS_LINK_STATE) != | |
1916 | (bp->status_blk->status_attn_bits_ack & | |
1917 | STATUS_ATTN_BITS_LINK_STATE)) { | |
1918 | ||
c770a65c | 1919 | spin_lock(&bp->phy_lock); |
b6016b76 | 1920 | bnx2_phy_int(bp); |
c770a65c | 1921 | spin_unlock(&bp->phy_lock); |
bf5295bb MC |
1922 | |
1923 | /* This is needed to take care of transient status | |
1924 | * during link changes. | |
1925 | */ | |
1926 | REG_WR(bp, BNX2_HC_COMMAND, | |
1927 | bp->hc_cmd | BNX2_HC_COMMAND_COAL_NOW_WO_INT); | |
1928 | REG_RD(bp, BNX2_HC_COMMAND); | |
b6016b76 MC |
1929 | } |
1930 | ||
f4e418f7 | 1931 | if (bp->status_blk->status_tx_quick_consumer_index0 != bp->hw_tx_cons) |
b6016b76 | 1932 | bnx2_tx_int(bp); |
b6016b76 | 1933 | |
f4e418f7 | 1934 | if (bp->status_blk->status_rx_quick_consumer_index0 != bp->hw_rx_cons) { |
b6016b76 MC |
1935 | int orig_budget = *budget; |
1936 | int work_done; | |
1937 | ||
1938 | if (orig_budget > dev->quota) | |
1939 | orig_budget = dev->quota; | |
1940 | ||
1941 | work_done = bnx2_rx_int(bp, orig_budget); | |
1942 | *budget -= work_done; | |
1943 | dev->quota -= work_done; | |
b6016b76 MC |
1944 | } |
1945 | ||
f4e418f7 MC |
1946 | bp->last_status_idx = bp->status_blk->status_idx; |
1947 | rmb(); | |
1948 | ||
1949 | if (!bnx2_has_work(bp)) { | |
b6016b76 | 1950 | netif_rx_complete(dev); |
1269a8a6 MC |
1951 | if (likely(bp->flags & USING_MSI_FLAG)) { |
1952 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, | |
1953 | BNX2_PCICFG_INT_ACK_CMD_INDEX_VALID | | |
1954 | bp->last_status_idx); | |
1955 | return 0; | |
1956 | } | |
1957 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, | |
1958 | BNX2_PCICFG_INT_ACK_CMD_INDEX_VALID | | |
1959 | BNX2_PCICFG_INT_ACK_CMD_MASK_INT | | |
1960 | bp->last_status_idx); | |
1961 | ||
b6016b76 | 1962 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, |
1269a8a6 MC |
1963 | BNX2_PCICFG_INT_ACK_CMD_INDEX_VALID | |
1964 | bp->last_status_idx); | |
b6016b76 MC |
1965 | return 0; |
1966 | } | |
1967 | ||
1968 | return 1; | |
1969 | } | |
1970 | ||
1971 | /* Called with rtnl_lock from vlan functions and also dev->xmit_lock | |
1972 | * from set_multicast. | |
1973 | */ | |
1974 | static void | |
1975 | bnx2_set_rx_mode(struct net_device *dev) | |
1976 | { | |
972ec0d4 | 1977 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
1978 | u32 rx_mode, sort_mode; |
1979 | int i; | |
b6016b76 | 1980 | |
c770a65c | 1981 | spin_lock_bh(&bp->phy_lock); |
b6016b76 MC |
1982 | |
1983 | rx_mode = bp->rx_mode & ~(BNX2_EMAC_RX_MODE_PROMISCUOUS | | |
1984 | BNX2_EMAC_RX_MODE_KEEP_VLAN_TAG); | |
1985 | sort_mode = 1 | BNX2_RPM_SORT_USER0_BC_EN; | |
1986 | #ifdef BCM_VLAN | |
e29054f9 | 1987 | if (!bp->vlgrp && !(bp->flags & ASF_ENABLE_FLAG)) |
b6016b76 | 1988 | rx_mode |= BNX2_EMAC_RX_MODE_KEEP_VLAN_TAG; |
b6016b76 | 1989 | #else |
e29054f9 MC |
1990 | if (!(bp->flags & ASF_ENABLE_FLAG)) |
1991 | rx_mode |= BNX2_EMAC_RX_MODE_KEEP_VLAN_TAG; | |
b6016b76 MC |
1992 | #endif |
1993 | if (dev->flags & IFF_PROMISC) { | |
1994 | /* Promiscuous mode. */ | |
1995 | rx_mode |= BNX2_EMAC_RX_MODE_PROMISCUOUS; | |
1996 | sort_mode |= BNX2_RPM_SORT_USER0_PROM_EN; | |
1997 | } | |
1998 | else if (dev->flags & IFF_ALLMULTI) { | |
1999 | for (i = 0; i < NUM_MC_HASH_REGISTERS; i++) { | |
2000 | REG_WR(bp, BNX2_EMAC_MULTICAST_HASH0 + (i * 4), | |
2001 | 0xffffffff); | |
2002 | } | |
2003 | sort_mode |= BNX2_RPM_SORT_USER0_MC_EN; | |
2004 | } | |
2005 | else { | |
2006 | /* Accept one or more multicast(s). */ | |
2007 | struct dev_mc_list *mclist; | |
2008 | u32 mc_filter[NUM_MC_HASH_REGISTERS]; | |
2009 | u32 regidx; | |
2010 | u32 bit; | |
2011 | u32 crc; | |
2012 | ||
2013 | memset(mc_filter, 0, 4 * NUM_MC_HASH_REGISTERS); | |
2014 | ||
2015 | for (i = 0, mclist = dev->mc_list; mclist && i < dev->mc_count; | |
2016 | i++, mclist = mclist->next) { | |
2017 | ||
2018 | crc = ether_crc_le(ETH_ALEN, mclist->dmi_addr); | |
2019 | bit = crc & 0xff; | |
2020 | regidx = (bit & 0xe0) >> 5; | |
2021 | bit &= 0x1f; | |
2022 | mc_filter[regidx] |= (1 << bit); | |
2023 | } | |
2024 | ||
2025 | for (i = 0; i < NUM_MC_HASH_REGISTERS; i++) { | |
2026 | REG_WR(bp, BNX2_EMAC_MULTICAST_HASH0 + (i * 4), | |
2027 | mc_filter[i]); | |
2028 | } | |
2029 | ||
2030 | sort_mode |= BNX2_RPM_SORT_USER0_MC_HSH_EN; | |
2031 | } | |
2032 | ||
2033 | if (rx_mode != bp->rx_mode) { | |
2034 | bp->rx_mode = rx_mode; | |
2035 | REG_WR(bp, BNX2_EMAC_RX_MODE, rx_mode); | |
2036 | } | |
2037 | ||
2038 | REG_WR(bp, BNX2_RPM_SORT_USER0, 0x0); | |
2039 | REG_WR(bp, BNX2_RPM_SORT_USER0, sort_mode); | |
2040 | REG_WR(bp, BNX2_RPM_SORT_USER0, sort_mode | BNX2_RPM_SORT_USER0_ENA); | |
2041 | ||
c770a65c | 2042 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
2043 | } |
2044 | ||
2045 | static void | |
2046 | load_rv2p_fw(struct bnx2 *bp, u32 *rv2p_code, u32 rv2p_code_len, | |
2047 | u32 rv2p_proc) | |
2048 | { | |
2049 | int i; | |
2050 | u32 val; | |
2051 | ||
2052 | ||
2053 | for (i = 0; i < rv2p_code_len; i += 8) { | |
2054 | REG_WR(bp, BNX2_RV2P_INSTR_HIGH, *rv2p_code); | |
2055 | rv2p_code++; | |
2056 | REG_WR(bp, BNX2_RV2P_INSTR_LOW, *rv2p_code); | |
2057 | rv2p_code++; | |
2058 | ||
2059 | if (rv2p_proc == RV2P_PROC1) { | |
2060 | val = (i / 8) | BNX2_RV2P_PROC1_ADDR_CMD_RDWR; | |
2061 | REG_WR(bp, BNX2_RV2P_PROC1_ADDR_CMD, val); | |
2062 | } | |
2063 | else { | |
2064 | val = (i / 8) | BNX2_RV2P_PROC2_ADDR_CMD_RDWR; | |
2065 | REG_WR(bp, BNX2_RV2P_PROC2_ADDR_CMD, val); | |
2066 | } | |
2067 | } | |
2068 | ||
2069 | /* Reset the processor, un-stall is done later. */ | |
2070 | if (rv2p_proc == RV2P_PROC1) { | |
2071 | REG_WR(bp, BNX2_RV2P_COMMAND, BNX2_RV2P_COMMAND_PROC1_RESET); | |
2072 | } | |
2073 | else { | |
2074 | REG_WR(bp, BNX2_RV2P_COMMAND, BNX2_RV2P_COMMAND_PROC2_RESET); | |
2075 | } | |
2076 | } | |
2077 | ||
2078 | static void | |
2079 | load_cpu_fw(struct bnx2 *bp, struct cpu_reg *cpu_reg, struct fw_info *fw) | |
2080 | { | |
2081 | u32 offset; | |
2082 | u32 val; | |
2083 | ||
2084 | /* Halt the CPU. */ | |
2085 | val = REG_RD_IND(bp, cpu_reg->mode); | |
2086 | val |= cpu_reg->mode_value_halt; | |
2087 | REG_WR_IND(bp, cpu_reg->mode, val); | |
2088 | REG_WR_IND(bp, cpu_reg->state, cpu_reg->state_value_clear); | |
2089 | ||
2090 | /* Load the Text area. */ | |
2091 | offset = cpu_reg->spad_base + (fw->text_addr - cpu_reg->mips_view_base); | |
2092 | if (fw->text) { | |
2093 | int j; | |
2094 | ||
2095 | for (j = 0; j < (fw->text_len / 4); j++, offset += 4) { | |
2096 | REG_WR_IND(bp, offset, fw->text[j]); | |
2097 | } | |
2098 | } | |
2099 | ||
2100 | /* Load the Data area. */ | |
2101 | offset = cpu_reg->spad_base + (fw->data_addr - cpu_reg->mips_view_base); | |
2102 | if (fw->data) { | |
2103 | int j; | |
2104 | ||
2105 | for (j = 0; j < (fw->data_len / 4); j++, offset += 4) { | |
2106 | REG_WR_IND(bp, offset, fw->data[j]); | |
2107 | } | |
2108 | } | |
2109 | ||
2110 | /* Load the SBSS area. */ | |
2111 | offset = cpu_reg->spad_base + (fw->sbss_addr - cpu_reg->mips_view_base); | |
2112 | if (fw->sbss) { | |
2113 | int j; | |
2114 | ||
2115 | for (j = 0; j < (fw->sbss_len / 4); j++, offset += 4) { | |
2116 | REG_WR_IND(bp, offset, fw->sbss[j]); | |
2117 | } | |
2118 | } | |
2119 | ||
2120 | /* Load the BSS area. */ | |
2121 | offset = cpu_reg->spad_base + (fw->bss_addr - cpu_reg->mips_view_base); | |
2122 | if (fw->bss) { | |
2123 | int j; | |
2124 | ||
2125 | for (j = 0; j < (fw->bss_len/4); j++, offset += 4) { | |
2126 | REG_WR_IND(bp, offset, fw->bss[j]); | |
2127 | } | |
2128 | } | |
2129 | ||
2130 | /* Load the Read-Only area. */ | |
2131 | offset = cpu_reg->spad_base + | |
2132 | (fw->rodata_addr - cpu_reg->mips_view_base); | |
2133 | if (fw->rodata) { | |
2134 | int j; | |
2135 | ||
2136 | for (j = 0; j < (fw->rodata_len / 4); j++, offset += 4) { | |
2137 | REG_WR_IND(bp, offset, fw->rodata[j]); | |
2138 | } | |
2139 | } | |
2140 | ||
2141 | /* Clear the pre-fetch instruction. */ | |
2142 | REG_WR_IND(bp, cpu_reg->inst, 0); | |
2143 | REG_WR_IND(bp, cpu_reg->pc, fw->start_addr); | |
2144 | ||
2145 | /* Start the CPU. */ | |
2146 | val = REG_RD_IND(bp, cpu_reg->mode); | |
2147 | val &= ~cpu_reg->mode_value_halt; | |
2148 | REG_WR_IND(bp, cpu_reg->state, cpu_reg->state_value_clear); | |
2149 | REG_WR_IND(bp, cpu_reg->mode, val); | |
2150 | } | |
2151 | ||
2152 | static void | |
2153 | bnx2_init_cpus(struct bnx2 *bp) | |
2154 | { | |
2155 | struct cpu_reg cpu_reg; | |
2156 | struct fw_info fw; | |
2157 | ||
2158 | /* Initialize the RV2P processor. */ | |
2159 | load_rv2p_fw(bp, bnx2_rv2p_proc1, sizeof(bnx2_rv2p_proc1), RV2P_PROC1); | |
2160 | load_rv2p_fw(bp, bnx2_rv2p_proc2, sizeof(bnx2_rv2p_proc2), RV2P_PROC2); | |
2161 | ||
2162 | /* Initialize the RX Processor. */ | |
2163 | cpu_reg.mode = BNX2_RXP_CPU_MODE; | |
2164 | cpu_reg.mode_value_halt = BNX2_RXP_CPU_MODE_SOFT_HALT; | |
2165 | cpu_reg.mode_value_sstep = BNX2_RXP_CPU_MODE_STEP_ENA; | |
2166 | cpu_reg.state = BNX2_RXP_CPU_STATE; | |
2167 | cpu_reg.state_value_clear = 0xffffff; | |
2168 | cpu_reg.gpr0 = BNX2_RXP_CPU_REG_FILE; | |
2169 | cpu_reg.evmask = BNX2_RXP_CPU_EVENT_MASK; | |
2170 | cpu_reg.pc = BNX2_RXP_CPU_PROGRAM_COUNTER; | |
2171 | cpu_reg.inst = BNX2_RXP_CPU_INSTRUCTION; | |
2172 | cpu_reg.bp = BNX2_RXP_CPU_HW_BREAKPOINT; | |
2173 | cpu_reg.spad_base = BNX2_RXP_SCRATCH; | |
2174 | cpu_reg.mips_view_base = 0x8000000; | |
2175 | ||
2176 | fw.ver_major = bnx2_RXP_b06FwReleaseMajor; | |
2177 | fw.ver_minor = bnx2_RXP_b06FwReleaseMinor; | |
2178 | fw.ver_fix = bnx2_RXP_b06FwReleaseFix; | |
2179 | fw.start_addr = bnx2_RXP_b06FwStartAddr; | |
2180 | ||
2181 | fw.text_addr = bnx2_RXP_b06FwTextAddr; | |
2182 | fw.text_len = bnx2_RXP_b06FwTextLen; | |
2183 | fw.text_index = 0; | |
2184 | fw.text = bnx2_RXP_b06FwText; | |
2185 | ||
2186 | fw.data_addr = bnx2_RXP_b06FwDataAddr; | |
2187 | fw.data_len = bnx2_RXP_b06FwDataLen; | |
2188 | fw.data_index = 0; | |
2189 | fw.data = bnx2_RXP_b06FwData; | |
2190 | ||
2191 | fw.sbss_addr = bnx2_RXP_b06FwSbssAddr; | |
2192 | fw.sbss_len = bnx2_RXP_b06FwSbssLen; | |
2193 | fw.sbss_index = 0; | |
2194 | fw.sbss = bnx2_RXP_b06FwSbss; | |
2195 | ||
2196 | fw.bss_addr = bnx2_RXP_b06FwBssAddr; | |
2197 | fw.bss_len = bnx2_RXP_b06FwBssLen; | |
2198 | fw.bss_index = 0; | |
2199 | fw.bss = bnx2_RXP_b06FwBss; | |
2200 | ||
2201 | fw.rodata_addr = bnx2_RXP_b06FwRodataAddr; | |
2202 | fw.rodata_len = bnx2_RXP_b06FwRodataLen; | |
2203 | fw.rodata_index = 0; | |
2204 | fw.rodata = bnx2_RXP_b06FwRodata; | |
2205 | ||
2206 | load_cpu_fw(bp, &cpu_reg, &fw); | |
2207 | ||
2208 | /* Initialize the TX Processor. */ | |
2209 | cpu_reg.mode = BNX2_TXP_CPU_MODE; | |
2210 | cpu_reg.mode_value_halt = BNX2_TXP_CPU_MODE_SOFT_HALT; | |
2211 | cpu_reg.mode_value_sstep = BNX2_TXP_CPU_MODE_STEP_ENA; | |
2212 | cpu_reg.state = BNX2_TXP_CPU_STATE; | |
2213 | cpu_reg.state_value_clear = 0xffffff; | |
2214 | cpu_reg.gpr0 = BNX2_TXP_CPU_REG_FILE; | |
2215 | cpu_reg.evmask = BNX2_TXP_CPU_EVENT_MASK; | |
2216 | cpu_reg.pc = BNX2_TXP_CPU_PROGRAM_COUNTER; | |
2217 | cpu_reg.inst = BNX2_TXP_CPU_INSTRUCTION; | |
2218 | cpu_reg.bp = BNX2_TXP_CPU_HW_BREAKPOINT; | |
2219 | cpu_reg.spad_base = BNX2_TXP_SCRATCH; | |
2220 | cpu_reg.mips_view_base = 0x8000000; | |
2221 | ||
2222 | fw.ver_major = bnx2_TXP_b06FwReleaseMajor; | |
2223 | fw.ver_minor = bnx2_TXP_b06FwReleaseMinor; | |
2224 | fw.ver_fix = bnx2_TXP_b06FwReleaseFix; | |
2225 | fw.start_addr = bnx2_TXP_b06FwStartAddr; | |
2226 | ||
2227 | fw.text_addr = bnx2_TXP_b06FwTextAddr; | |
2228 | fw.text_len = bnx2_TXP_b06FwTextLen; | |
2229 | fw.text_index = 0; | |
2230 | fw.text = bnx2_TXP_b06FwText; | |
2231 | ||
2232 | fw.data_addr = bnx2_TXP_b06FwDataAddr; | |
2233 | fw.data_len = bnx2_TXP_b06FwDataLen; | |
2234 | fw.data_index = 0; | |
2235 | fw.data = bnx2_TXP_b06FwData; | |
2236 | ||
2237 | fw.sbss_addr = bnx2_TXP_b06FwSbssAddr; | |
2238 | fw.sbss_len = bnx2_TXP_b06FwSbssLen; | |
2239 | fw.sbss_index = 0; | |
2240 | fw.sbss = bnx2_TXP_b06FwSbss; | |
2241 | ||
2242 | fw.bss_addr = bnx2_TXP_b06FwBssAddr; | |
2243 | fw.bss_len = bnx2_TXP_b06FwBssLen; | |
2244 | fw.bss_index = 0; | |
2245 | fw.bss = bnx2_TXP_b06FwBss; | |
2246 | ||
2247 | fw.rodata_addr = bnx2_TXP_b06FwRodataAddr; | |
2248 | fw.rodata_len = bnx2_TXP_b06FwRodataLen; | |
2249 | fw.rodata_index = 0; | |
2250 | fw.rodata = bnx2_TXP_b06FwRodata; | |
2251 | ||
2252 | load_cpu_fw(bp, &cpu_reg, &fw); | |
2253 | ||
2254 | /* Initialize the TX Patch-up Processor. */ | |
2255 | cpu_reg.mode = BNX2_TPAT_CPU_MODE; | |
2256 | cpu_reg.mode_value_halt = BNX2_TPAT_CPU_MODE_SOFT_HALT; | |
2257 | cpu_reg.mode_value_sstep = BNX2_TPAT_CPU_MODE_STEP_ENA; | |
2258 | cpu_reg.state = BNX2_TPAT_CPU_STATE; | |
2259 | cpu_reg.state_value_clear = 0xffffff; | |
2260 | cpu_reg.gpr0 = BNX2_TPAT_CPU_REG_FILE; | |
2261 | cpu_reg.evmask = BNX2_TPAT_CPU_EVENT_MASK; | |
2262 | cpu_reg.pc = BNX2_TPAT_CPU_PROGRAM_COUNTER; | |
2263 | cpu_reg.inst = BNX2_TPAT_CPU_INSTRUCTION; | |
2264 | cpu_reg.bp = BNX2_TPAT_CPU_HW_BREAKPOINT; | |
2265 | cpu_reg.spad_base = BNX2_TPAT_SCRATCH; | |
2266 | cpu_reg.mips_view_base = 0x8000000; | |
2267 | ||
2268 | fw.ver_major = bnx2_TPAT_b06FwReleaseMajor; | |
2269 | fw.ver_minor = bnx2_TPAT_b06FwReleaseMinor; | |
2270 | fw.ver_fix = bnx2_TPAT_b06FwReleaseFix; | |
2271 | fw.start_addr = bnx2_TPAT_b06FwStartAddr; | |
2272 | ||
2273 | fw.text_addr = bnx2_TPAT_b06FwTextAddr; | |
2274 | fw.text_len = bnx2_TPAT_b06FwTextLen; | |
2275 | fw.text_index = 0; | |
2276 | fw.text = bnx2_TPAT_b06FwText; | |
2277 | ||
2278 | fw.data_addr = bnx2_TPAT_b06FwDataAddr; | |
2279 | fw.data_len = bnx2_TPAT_b06FwDataLen; | |
2280 | fw.data_index = 0; | |
2281 | fw.data = bnx2_TPAT_b06FwData; | |
2282 | ||
2283 | fw.sbss_addr = bnx2_TPAT_b06FwSbssAddr; | |
2284 | fw.sbss_len = bnx2_TPAT_b06FwSbssLen; | |
2285 | fw.sbss_index = 0; | |
2286 | fw.sbss = bnx2_TPAT_b06FwSbss; | |
2287 | ||
2288 | fw.bss_addr = bnx2_TPAT_b06FwBssAddr; | |
2289 | fw.bss_len = bnx2_TPAT_b06FwBssLen; | |
2290 | fw.bss_index = 0; | |
2291 | fw.bss = bnx2_TPAT_b06FwBss; | |
2292 | ||
2293 | fw.rodata_addr = bnx2_TPAT_b06FwRodataAddr; | |
2294 | fw.rodata_len = bnx2_TPAT_b06FwRodataLen; | |
2295 | fw.rodata_index = 0; | |
2296 | fw.rodata = bnx2_TPAT_b06FwRodata; | |
2297 | ||
2298 | load_cpu_fw(bp, &cpu_reg, &fw); | |
2299 | ||
2300 | /* Initialize the Completion Processor. */ | |
2301 | cpu_reg.mode = BNX2_COM_CPU_MODE; | |
2302 | cpu_reg.mode_value_halt = BNX2_COM_CPU_MODE_SOFT_HALT; | |
2303 | cpu_reg.mode_value_sstep = BNX2_COM_CPU_MODE_STEP_ENA; | |
2304 | cpu_reg.state = BNX2_COM_CPU_STATE; | |
2305 | cpu_reg.state_value_clear = 0xffffff; | |
2306 | cpu_reg.gpr0 = BNX2_COM_CPU_REG_FILE; | |
2307 | cpu_reg.evmask = BNX2_COM_CPU_EVENT_MASK; | |
2308 | cpu_reg.pc = BNX2_COM_CPU_PROGRAM_COUNTER; | |
2309 | cpu_reg.inst = BNX2_COM_CPU_INSTRUCTION; | |
2310 | cpu_reg.bp = BNX2_COM_CPU_HW_BREAKPOINT; | |
2311 | cpu_reg.spad_base = BNX2_COM_SCRATCH; | |
2312 | cpu_reg.mips_view_base = 0x8000000; | |
2313 | ||
2314 | fw.ver_major = bnx2_COM_b06FwReleaseMajor; | |
2315 | fw.ver_minor = bnx2_COM_b06FwReleaseMinor; | |
2316 | fw.ver_fix = bnx2_COM_b06FwReleaseFix; | |
2317 | fw.start_addr = bnx2_COM_b06FwStartAddr; | |
2318 | ||
2319 | fw.text_addr = bnx2_COM_b06FwTextAddr; | |
2320 | fw.text_len = bnx2_COM_b06FwTextLen; | |
2321 | fw.text_index = 0; | |
2322 | fw.text = bnx2_COM_b06FwText; | |
2323 | ||
2324 | fw.data_addr = bnx2_COM_b06FwDataAddr; | |
2325 | fw.data_len = bnx2_COM_b06FwDataLen; | |
2326 | fw.data_index = 0; | |
2327 | fw.data = bnx2_COM_b06FwData; | |
2328 | ||
2329 | fw.sbss_addr = bnx2_COM_b06FwSbssAddr; | |
2330 | fw.sbss_len = bnx2_COM_b06FwSbssLen; | |
2331 | fw.sbss_index = 0; | |
2332 | fw.sbss = bnx2_COM_b06FwSbss; | |
2333 | ||
2334 | fw.bss_addr = bnx2_COM_b06FwBssAddr; | |
2335 | fw.bss_len = bnx2_COM_b06FwBssLen; | |
2336 | fw.bss_index = 0; | |
2337 | fw.bss = bnx2_COM_b06FwBss; | |
2338 | ||
2339 | fw.rodata_addr = bnx2_COM_b06FwRodataAddr; | |
2340 | fw.rodata_len = bnx2_COM_b06FwRodataLen; | |
2341 | fw.rodata_index = 0; | |
2342 | fw.rodata = bnx2_COM_b06FwRodata; | |
2343 | ||
2344 | load_cpu_fw(bp, &cpu_reg, &fw); | |
2345 | ||
2346 | } | |
2347 | ||
2348 | static int | |
829ca9a3 | 2349 | bnx2_set_power_state(struct bnx2 *bp, pci_power_t state) |
b6016b76 MC |
2350 | { |
2351 | u16 pmcsr; | |
2352 | ||
2353 | pci_read_config_word(bp->pdev, bp->pm_cap + PCI_PM_CTRL, &pmcsr); | |
2354 | ||
2355 | switch (state) { | |
829ca9a3 | 2356 | case PCI_D0: { |
b6016b76 MC |
2357 | u32 val; |
2358 | ||
2359 | pci_write_config_word(bp->pdev, bp->pm_cap + PCI_PM_CTRL, | |
2360 | (pmcsr & ~PCI_PM_CTRL_STATE_MASK) | | |
2361 | PCI_PM_CTRL_PME_STATUS); | |
2362 | ||
2363 | if (pmcsr & PCI_PM_CTRL_STATE_MASK) | |
2364 | /* delay required during transition out of D3hot */ | |
2365 | msleep(20); | |
2366 | ||
2367 | val = REG_RD(bp, BNX2_EMAC_MODE); | |
2368 | val |= BNX2_EMAC_MODE_MPKT_RCVD | BNX2_EMAC_MODE_ACPI_RCVD; | |
2369 | val &= ~BNX2_EMAC_MODE_MPKT; | |
2370 | REG_WR(bp, BNX2_EMAC_MODE, val); | |
2371 | ||
2372 | val = REG_RD(bp, BNX2_RPM_CONFIG); | |
2373 | val &= ~BNX2_RPM_CONFIG_ACPI_ENA; | |
2374 | REG_WR(bp, BNX2_RPM_CONFIG, val); | |
2375 | break; | |
2376 | } | |
829ca9a3 | 2377 | case PCI_D3hot: { |
b6016b76 MC |
2378 | int i; |
2379 | u32 val, wol_msg; | |
2380 | ||
2381 | if (bp->wol) { | |
2382 | u32 advertising; | |
2383 | u8 autoneg; | |
2384 | ||
2385 | autoneg = bp->autoneg; | |
2386 | advertising = bp->advertising; | |
2387 | ||
2388 | bp->autoneg = AUTONEG_SPEED; | |
2389 | bp->advertising = ADVERTISED_10baseT_Half | | |
2390 | ADVERTISED_10baseT_Full | | |
2391 | ADVERTISED_100baseT_Half | | |
2392 | ADVERTISED_100baseT_Full | | |
2393 | ADVERTISED_Autoneg; | |
2394 | ||
2395 | bnx2_setup_copper_phy(bp); | |
2396 | ||
2397 | bp->autoneg = autoneg; | |
2398 | bp->advertising = advertising; | |
2399 | ||
2400 | bnx2_set_mac_addr(bp); | |
2401 | ||
2402 | val = REG_RD(bp, BNX2_EMAC_MODE); | |
2403 | ||
2404 | /* Enable port mode. */ | |
2405 | val &= ~BNX2_EMAC_MODE_PORT; | |
2406 | val |= BNX2_EMAC_MODE_PORT_MII | | |
2407 | BNX2_EMAC_MODE_MPKT_RCVD | | |
2408 | BNX2_EMAC_MODE_ACPI_RCVD | | |
b6016b76 MC |
2409 | BNX2_EMAC_MODE_MPKT; |
2410 | ||
2411 | REG_WR(bp, BNX2_EMAC_MODE, val); | |
2412 | ||
2413 | /* receive all multicast */ | |
2414 | for (i = 0; i < NUM_MC_HASH_REGISTERS; i++) { | |
2415 | REG_WR(bp, BNX2_EMAC_MULTICAST_HASH0 + (i * 4), | |
2416 | 0xffffffff); | |
2417 | } | |
2418 | REG_WR(bp, BNX2_EMAC_RX_MODE, | |
2419 | BNX2_EMAC_RX_MODE_SORT_MODE); | |
2420 | ||
2421 | val = 1 | BNX2_RPM_SORT_USER0_BC_EN | | |
2422 | BNX2_RPM_SORT_USER0_MC_EN; | |
2423 | REG_WR(bp, BNX2_RPM_SORT_USER0, 0x0); | |
2424 | REG_WR(bp, BNX2_RPM_SORT_USER0, val); | |
2425 | REG_WR(bp, BNX2_RPM_SORT_USER0, val | | |
2426 | BNX2_RPM_SORT_USER0_ENA); | |
2427 | ||
2428 | /* Need to enable EMAC and RPM for WOL. */ | |
2429 | REG_WR(bp, BNX2_MISC_ENABLE_SET_BITS, | |
2430 | BNX2_MISC_ENABLE_SET_BITS_RX_PARSER_MAC_ENABLE | | |
2431 | BNX2_MISC_ENABLE_SET_BITS_TX_HEADER_Q_ENABLE | | |
2432 | BNX2_MISC_ENABLE_SET_BITS_EMAC_ENABLE); | |
2433 | ||
2434 | val = REG_RD(bp, BNX2_RPM_CONFIG); | |
2435 | val &= ~BNX2_RPM_CONFIG_ACPI_ENA; | |
2436 | REG_WR(bp, BNX2_RPM_CONFIG, val); | |
2437 | ||
2438 | wol_msg = BNX2_DRV_MSG_CODE_SUSPEND_WOL; | |
2439 | } | |
2440 | else { | |
2441 | wol_msg = BNX2_DRV_MSG_CODE_SUSPEND_NO_WOL; | |
2442 | } | |
2443 | ||
dda1e390 MC |
2444 | if (!(bp->flags & NO_WOL_FLAG)) |
2445 | bnx2_fw_sync(bp, BNX2_DRV_MSG_DATA_WAIT3 | wol_msg, 0); | |
b6016b76 MC |
2446 | |
2447 | pmcsr &= ~PCI_PM_CTRL_STATE_MASK; | |
2448 | if ((CHIP_ID(bp) == CHIP_ID_5706_A0) || | |
2449 | (CHIP_ID(bp) == CHIP_ID_5706_A1)) { | |
2450 | ||
2451 | if (bp->wol) | |
2452 | pmcsr |= 3; | |
2453 | } | |
2454 | else { | |
2455 | pmcsr |= 3; | |
2456 | } | |
2457 | if (bp->wol) { | |
2458 | pmcsr |= PCI_PM_CTRL_PME_ENABLE; | |
2459 | } | |
2460 | pci_write_config_word(bp->pdev, bp->pm_cap + PCI_PM_CTRL, | |
2461 | pmcsr); | |
2462 | ||
2463 | /* No more memory access after this point until | |
2464 | * device is brought back to D0. | |
2465 | */ | |
2466 | udelay(50); | |
2467 | break; | |
2468 | } | |
2469 | default: | |
2470 | return -EINVAL; | |
2471 | } | |
2472 | return 0; | |
2473 | } | |
2474 | ||
2475 | static int | |
2476 | bnx2_acquire_nvram_lock(struct bnx2 *bp) | |
2477 | { | |
2478 | u32 val; | |
2479 | int j; | |
2480 | ||
2481 | /* Request access to the flash interface. */ | |
2482 | REG_WR(bp, BNX2_NVM_SW_ARB, BNX2_NVM_SW_ARB_ARB_REQ_SET2); | |
2483 | for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) { | |
2484 | val = REG_RD(bp, BNX2_NVM_SW_ARB); | |
2485 | if (val & BNX2_NVM_SW_ARB_ARB_ARB2) | |
2486 | break; | |
2487 | ||
2488 | udelay(5); | |
2489 | } | |
2490 | ||
2491 | if (j >= NVRAM_TIMEOUT_COUNT) | |
2492 | return -EBUSY; | |
2493 | ||
2494 | return 0; | |
2495 | } | |
2496 | ||
2497 | static int | |
2498 | bnx2_release_nvram_lock(struct bnx2 *bp) | |
2499 | { | |
2500 | int j; | |
2501 | u32 val; | |
2502 | ||
2503 | /* Relinquish nvram interface. */ | |
2504 | REG_WR(bp, BNX2_NVM_SW_ARB, BNX2_NVM_SW_ARB_ARB_REQ_CLR2); | |
2505 | ||
2506 | for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) { | |
2507 | val = REG_RD(bp, BNX2_NVM_SW_ARB); | |
2508 | if (!(val & BNX2_NVM_SW_ARB_ARB_ARB2)) | |
2509 | break; | |
2510 | ||
2511 | udelay(5); | |
2512 | } | |
2513 | ||
2514 | if (j >= NVRAM_TIMEOUT_COUNT) | |
2515 | return -EBUSY; | |
2516 | ||
2517 | return 0; | |
2518 | } | |
2519 | ||
2520 | ||
2521 | static int | |
2522 | bnx2_enable_nvram_write(struct bnx2 *bp) | |
2523 | { | |
2524 | u32 val; | |
2525 | ||
2526 | val = REG_RD(bp, BNX2_MISC_CFG); | |
2527 | REG_WR(bp, BNX2_MISC_CFG, val | BNX2_MISC_CFG_NVM_WR_EN_PCI); | |
2528 | ||
2529 | if (!bp->flash_info->buffered) { | |
2530 | int j; | |
2531 | ||
2532 | REG_WR(bp, BNX2_NVM_COMMAND, BNX2_NVM_COMMAND_DONE); | |
2533 | REG_WR(bp, BNX2_NVM_COMMAND, | |
2534 | BNX2_NVM_COMMAND_WREN | BNX2_NVM_COMMAND_DOIT); | |
2535 | ||
2536 | for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) { | |
2537 | udelay(5); | |
2538 | ||
2539 | val = REG_RD(bp, BNX2_NVM_COMMAND); | |
2540 | if (val & BNX2_NVM_COMMAND_DONE) | |
2541 | break; | |
2542 | } | |
2543 | ||
2544 | if (j >= NVRAM_TIMEOUT_COUNT) | |
2545 | return -EBUSY; | |
2546 | } | |
2547 | return 0; | |
2548 | } | |
2549 | ||
2550 | static void | |
2551 | bnx2_disable_nvram_write(struct bnx2 *bp) | |
2552 | { | |
2553 | u32 val; | |
2554 | ||
2555 | val = REG_RD(bp, BNX2_MISC_CFG); | |
2556 | REG_WR(bp, BNX2_MISC_CFG, val & ~BNX2_MISC_CFG_NVM_WR_EN); | |
2557 | } | |
2558 | ||
2559 | ||
2560 | static void | |
2561 | bnx2_enable_nvram_access(struct bnx2 *bp) | |
2562 | { | |
2563 | u32 val; | |
2564 | ||
2565 | val = REG_RD(bp, BNX2_NVM_ACCESS_ENABLE); | |
2566 | /* Enable both bits, even on read. */ | |
2567 | REG_WR(bp, BNX2_NVM_ACCESS_ENABLE, | |
2568 | val | BNX2_NVM_ACCESS_ENABLE_EN | BNX2_NVM_ACCESS_ENABLE_WR_EN); | |
2569 | } | |
2570 | ||
2571 | static void | |
2572 | bnx2_disable_nvram_access(struct bnx2 *bp) | |
2573 | { | |
2574 | u32 val; | |
2575 | ||
2576 | val = REG_RD(bp, BNX2_NVM_ACCESS_ENABLE); | |
2577 | /* Disable both bits, even after read. */ | |
2578 | REG_WR(bp, BNX2_NVM_ACCESS_ENABLE, | |
2579 | val & ~(BNX2_NVM_ACCESS_ENABLE_EN | | |
2580 | BNX2_NVM_ACCESS_ENABLE_WR_EN)); | |
2581 | } | |
2582 | ||
2583 | static int | |
2584 | bnx2_nvram_erase_page(struct bnx2 *bp, u32 offset) | |
2585 | { | |
2586 | u32 cmd; | |
2587 | int j; | |
2588 | ||
2589 | if (bp->flash_info->buffered) | |
2590 | /* Buffered flash, no erase needed */ | |
2591 | return 0; | |
2592 | ||
2593 | /* Build an erase command */ | |
2594 | cmd = BNX2_NVM_COMMAND_ERASE | BNX2_NVM_COMMAND_WR | | |
2595 | BNX2_NVM_COMMAND_DOIT; | |
2596 | ||
2597 | /* Need to clear DONE bit separately. */ | |
2598 | REG_WR(bp, BNX2_NVM_COMMAND, BNX2_NVM_COMMAND_DONE); | |
2599 | ||
2600 | /* Address of the NVRAM to read from. */ | |
2601 | REG_WR(bp, BNX2_NVM_ADDR, offset & BNX2_NVM_ADDR_NVM_ADDR_VALUE); | |
2602 | ||
2603 | /* Issue an erase command. */ | |
2604 | REG_WR(bp, BNX2_NVM_COMMAND, cmd); | |
2605 | ||
2606 | /* Wait for completion. */ | |
2607 | for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) { | |
2608 | u32 val; | |
2609 | ||
2610 | udelay(5); | |
2611 | ||
2612 | val = REG_RD(bp, BNX2_NVM_COMMAND); | |
2613 | if (val & BNX2_NVM_COMMAND_DONE) | |
2614 | break; | |
2615 | } | |
2616 | ||
2617 | if (j >= NVRAM_TIMEOUT_COUNT) | |
2618 | return -EBUSY; | |
2619 | ||
2620 | return 0; | |
2621 | } | |
2622 | ||
2623 | static int | |
2624 | bnx2_nvram_read_dword(struct bnx2 *bp, u32 offset, u8 *ret_val, u32 cmd_flags) | |
2625 | { | |
2626 | u32 cmd; | |
2627 | int j; | |
2628 | ||
2629 | /* Build the command word. */ | |
2630 | cmd = BNX2_NVM_COMMAND_DOIT | cmd_flags; | |
2631 | ||
2632 | /* Calculate an offset of a buffered flash. */ | |
2633 | if (bp->flash_info->buffered) { | |
2634 | offset = ((offset / bp->flash_info->page_size) << | |
2635 | bp->flash_info->page_bits) + | |
2636 | (offset % bp->flash_info->page_size); | |
2637 | } | |
2638 | ||
2639 | /* Need to clear DONE bit separately. */ | |
2640 | REG_WR(bp, BNX2_NVM_COMMAND, BNX2_NVM_COMMAND_DONE); | |
2641 | ||
2642 | /* Address of the NVRAM to read from. */ | |
2643 | REG_WR(bp, BNX2_NVM_ADDR, offset & BNX2_NVM_ADDR_NVM_ADDR_VALUE); | |
2644 | ||
2645 | /* Issue a read command. */ | |
2646 | REG_WR(bp, BNX2_NVM_COMMAND, cmd); | |
2647 | ||
2648 | /* Wait for completion. */ | |
2649 | for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) { | |
2650 | u32 val; | |
2651 | ||
2652 | udelay(5); | |
2653 | ||
2654 | val = REG_RD(bp, BNX2_NVM_COMMAND); | |
2655 | if (val & BNX2_NVM_COMMAND_DONE) { | |
2656 | val = REG_RD(bp, BNX2_NVM_READ); | |
2657 | ||
2658 | val = be32_to_cpu(val); | |
2659 | memcpy(ret_val, &val, 4); | |
2660 | break; | |
2661 | } | |
2662 | } | |
2663 | if (j >= NVRAM_TIMEOUT_COUNT) | |
2664 | return -EBUSY; | |
2665 | ||
2666 | return 0; | |
2667 | } | |
2668 | ||
2669 | ||
2670 | static int | |
2671 | bnx2_nvram_write_dword(struct bnx2 *bp, u32 offset, u8 *val, u32 cmd_flags) | |
2672 | { | |
2673 | u32 cmd, val32; | |
2674 | int j; | |
2675 | ||
2676 | /* Build the command word. */ | |
2677 | cmd = BNX2_NVM_COMMAND_DOIT | BNX2_NVM_COMMAND_WR | cmd_flags; | |
2678 | ||
2679 | /* Calculate an offset of a buffered flash. */ | |
2680 | if (bp->flash_info->buffered) { | |
2681 | offset = ((offset / bp->flash_info->page_size) << | |
2682 | bp->flash_info->page_bits) + | |
2683 | (offset % bp->flash_info->page_size); | |
2684 | } | |
2685 | ||
2686 | /* Need to clear DONE bit separately. */ | |
2687 | REG_WR(bp, BNX2_NVM_COMMAND, BNX2_NVM_COMMAND_DONE); | |
2688 | ||
2689 | memcpy(&val32, val, 4); | |
2690 | val32 = cpu_to_be32(val32); | |
2691 | ||
2692 | /* Write the data. */ | |
2693 | REG_WR(bp, BNX2_NVM_WRITE, val32); | |
2694 | ||
2695 | /* Address of the NVRAM to write to. */ | |
2696 | REG_WR(bp, BNX2_NVM_ADDR, offset & BNX2_NVM_ADDR_NVM_ADDR_VALUE); | |
2697 | ||
2698 | /* Issue the write command. */ | |
2699 | REG_WR(bp, BNX2_NVM_COMMAND, cmd); | |
2700 | ||
2701 | /* Wait for completion. */ | |
2702 | for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) { | |
2703 | udelay(5); | |
2704 | ||
2705 | if (REG_RD(bp, BNX2_NVM_COMMAND) & BNX2_NVM_COMMAND_DONE) | |
2706 | break; | |
2707 | } | |
2708 | if (j >= NVRAM_TIMEOUT_COUNT) | |
2709 | return -EBUSY; | |
2710 | ||
2711 | return 0; | |
2712 | } | |
2713 | ||
2714 | static int | |
2715 | bnx2_init_nvram(struct bnx2 *bp) | |
2716 | { | |
2717 | u32 val; | |
2718 | int j, entry_count, rc; | |
2719 | struct flash_spec *flash; | |
2720 | ||
2721 | /* Determine the selected interface. */ | |
2722 | val = REG_RD(bp, BNX2_NVM_CFG1); | |
2723 | ||
2724 | entry_count = sizeof(flash_table) / sizeof(struct flash_spec); | |
2725 | ||
2726 | rc = 0; | |
2727 | if (val & 0x40000000) { | |
2728 | ||
2729 | /* Flash interface has been reconfigured */ | |
2730 | for (j = 0, flash = &flash_table[0]; j < entry_count; | |
37137709 MC |
2731 | j++, flash++) { |
2732 | if ((val & FLASH_BACKUP_STRAP_MASK) == | |
2733 | (flash->config1 & FLASH_BACKUP_STRAP_MASK)) { | |
b6016b76 MC |
2734 | bp->flash_info = flash; |
2735 | break; | |
2736 | } | |
2737 | } | |
2738 | } | |
2739 | else { | |
37137709 | 2740 | u32 mask; |
b6016b76 MC |
2741 | /* Not yet been reconfigured */ |
2742 | ||
37137709 MC |
2743 | if (val & (1 << 23)) |
2744 | mask = FLASH_BACKUP_STRAP_MASK; | |
2745 | else | |
2746 | mask = FLASH_STRAP_MASK; | |
2747 | ||
b6016b76 MC |
2748 | for (j = 0, flash = &flash_table[0]; j < entry_count; |
2749 | j++, flash++) { | |
2750 | ||
37137709 | 2751 | if ((val & mask) == (flash->strapping & mask)) { |
b6016b76 MC |
2752 | bp->flash_info = flash; |
2753 | ||
2754 | /* Request access to the flash interface. */ | |
2755 | if ((rc = bnx2_acquire_nvram_lock(bp)) != 0) | |
2756 | return rc; | |
2757 | ||
2758 | /* Enable access to flash interface */ | |
2759 | bnx2_enable_nvram_access(bp); | |
2760 | ||
2761 | /* Reconfigure the flash interface */ | |
2762 | REG_WR(bp, BNX2_NVM_CFG1, flash->config1); | |
2763 | REG_WR(bp, BNX2_NVM_CFG2, flash->config2); | |
2764 | REG_WR(bp, BNX2_NVM_CFG3, flash->config3); | |
2765 | REG_WR(bp, BNX2_NVM_WRITE1, flash->write1); | |
2766 | ||
2767 | /* Disable access to flash interface */ | |
2768 | bnx2_disable_nvram_access(bp); | |
2769 | bnx2_release_nvram_lock(bp); | |
2770 | ||
2771 | break; | |
2772 | } | |
2773 | } | |
2774 | } /* if (val & 0x40000000) */ | |
2775 | ||
2776 | if (j == entry_count) { | |
2777 | bp->flash_info = NULL; | |
2f23c523 | 2778 | printk(KERN_ALERT PFX "Unknown flash/EEPROM type.\n"); |
1122db71 | 2779 | return -ENODEV; |
b6016b76 MC |
2780 | } |
2781 | ||
1122db71 MC |
2782 | val = REG_RD_IND(bp, bp->shmem_base + BNX2_SHARED_HW_CFG_CONFIG2); |
2783 | val &= BNX2_SHARED_HW_CFG2_NVM_SIZE_MASK; | |
2784 | if (val) | |
2785 | bp->flash_size = val; | |
2786 | else | |
2787 | bp->flash_size = bp->flash_info->total_size; | |
2788 | ||
b6016b76 MC |
2789 | return rc; |
2790 | } | |
2791 | ||
2792 | static int | |
2793 | bnx2_nvram_read(struct bnx2 *bp, u32 offset, u8 *ret_buf, | |
2794 | int buf_size) | |
2795 | { | |
2796 | int rc = 0; | |
2797 | u32 cmd_flags, offset32, len32, extra; | |
2798 | ||
2799 | if (buf_size == 0) | |
2800 | return 0; | |
2801 | ||
2802 | /* Request access to the flash interface. */ | |
2803 | if ((rc = bnx2_acquire_nvram_lock(bp)) != 0) | |
2804 | return rc; | |
2805 | ||
2806 | /* Enable access to flash interface */ | |
2807 | bnx2_enable_nvram_access(bp); | |
2808 | ||
2809 | len32 = buf_size; | |
2810 | offset32 = offset; | |
2811 | extra = 0; | |
2812 | ||
2813 | cmd_flags = 0; | |
2814 | ||
2815 | if (offset32 & 3) { | |
2816 | u8 buf[4]; | |
2817 | u32 pre_len; | |
2818 | ||
2819 | offset32 &= ~3; | |
2820 | pre_len = 4 - (offset & 3); | |
2821 | ||
2822 | if (pre_len >= len32) { | |
2823 | pre_len = len32; | |
2824 | cmd_flags = BNX2_NVM_COMMAND_FIRST | | |
2825 | BNX2_NVM_COMMAND_LAST; | |
2826 | } | |
2827 | else { | |
2828 | cmd_flags = BNX2_NVM_COMMAND_FIRST; | |
2829 | } | |
2830 | ||
2831 | rc = bnx2_nvram_read_dword(bp, offset32, buf, cmd_flags); | |
2832 | ||
2833 | if (rc) | |
2834 | return rc; | |
2835 | ||
2836 | memcpy(ret_buf, buf + (offset & 3), pre_len); | |
2837 | ||
2838 | offset32 += 4; | |
2839 | ret_buf += pre_len; | |
2840 | len32 -= pre_len; | |
2841 | } | |
2842 | if (len32 & 3) { | |
2843 | extra = 4 - (len32 & 3); | |
2844 | len32 = (len32 + 4) & ~3; | |
2845 | } | |
2846 | ||
2847 | if (len32 == 4) { | |
2848 | u8 buf[4]; | |
2849 | ||
2850 | if (cmd_flags) | |
2851 | cmd_flags = BNX2_NVM_COMMAND_LAST; | |
2852 | else | |
2853 | cmd_flags = BNX2_NVM_COMMAND_FIRST | | |
2854 | BNX2_NVM_COMMAND_LAST; | |
2855 | ||
2856 | rc = bnx2_nvram_read_dword(bp, offset32, buf, cmd_flags); | |
2857 | ||
2858 | memcpy(ret_buf, buf, 4 - extra); | |
2859 | } | |
2860 | else if (len32 > 0) { | |
2861 | u8 buf[4]; | |
2862 | ||
2863 | /* Read the first word. */ | |
2864 | if (cmd_flags) | |
2865 | cmd_flags = 0; | |
2866 | else | |
2867 | cmd_flags = BNX2_NVM_COMMAND_FIRST; | |
2868 | ||
2869 | rc = bnx2_nvram_read_dword(bp, offset32, ret_buf, cmd_flags); | |
2870 | ||
2871 | /* Advance to the next dword. */ | |
2872 | offset32 += 4; | |
2873 | ret_buf += 4; | |
2874 | len32 -= 4; | |
2875 | ||
2876 | while (len32 > 4 && rc == 0) { | |
2877 | rc = bnx2_nvram_read_dword(bp, offset32, ret_buf, 0); | |
2878 | ||
2879 | /* Advance to the next dword. */ | |
2880 | offset32 += 4; | |
2881 | ret_buf += 4; | |
2882 | len32 -= 4; | |
2883 | } | |
2884 | ||
2885 | if (rc) | |
2886 | return rc; | |
2887 | ||
2888 | cmd_flags = BNX2_NVM_COMMAND_LAST; | |
2889 | rc = bnx2_nvram_read_dword(bp, offset32, buf, cmd_flags); | |
2890 | ||
2891 | memcpy(ret_buf, buf, 4 - extra); | |
2892 | } | |
2893 | ||
2894 | /* Disable access to flash interface */ | |
2895 | bnx2_disable_nvram_access(bp); | |
2896 | ||
2897 | bnx2_release_nvram_lock(bp); | |
2898 | ||
2899 | return rc; | |
2900 | } | |
2901 | ||
2902 | static int | |
2903 | bnx2_nvram_write(struct bnx2 *bp, u32 offset, u8 *data_buf, | |
2904 | int buf_size) | |
2905 | { | |
2906 | u32 written, offset32, len32; | |
2907 | u8 *buf, start[4], end[4]; | |
2908 | int rc = 0; | |
2909 | int align_start, align_end; | |
2910 | ||
2911 | buf = data_buf; | |
2912 | offset32 = offset; | |
2913 | len32 = buf_size; | |
2914 | align_start = align_end = 0; | |
2915 | ||
2916 | if ((align_start = (offset32 & 3))) { | |
2917 | offset32 &= ~3; | |
2918 | len32 += align_start; | |
2919 | if ((rc = bnx2_nvram_read(bp, offset32, start, 4))) | |
2920 | return rc; | |
2921 | } | |
2922 | ||
2923 | if (len32 & 3) { | |
2924 | if ((len32 > 4) || !align_start) { | |
2925 | align_end = 4 - (len32 & 3); | |
2926 | len32 += align_end; | |
2927 | if ((rc = bnx2_nvram_read(bp, offset32 + len32 - 4, | |
2928 | end, 4))) { | |
2929 | return rc; | |
2930 | } | |
2931 | } | |
2932 | } | |
2933 | ||
2934 | if (align_start || align_end) { | |
2935 | buf = kmalloc(len32, GFP_KERNEL); | |
2936 | if (buf == 0) | |
2937 | return -ENOMEM; | |
2938 | if (align_start) { | |
2939 | memcpy(buf, start, 4); | |
2940 | } | |
2941 | if (align_end) { | |
2942 | memcpy(buf + len32 - 4, end, 4); | |
2943 | } | |
2944 | memcpy(buf + align_start, data_buf, buf_size); | |
2945 | } | |
2946 | ||
2947 | written = 0; | |
2948 | while ((written < len32) && (rc == 0)) { | |
2949 | u32 page_start, page_end, data_start, data_end; | |
2950 | u32 addr, cmd_flags; | |
2951 | int i; | |
2952 | u8 flash_buffer[264]; | |
2953 | ||
2954 | /* Find the page_start addr */ | |
2955 | page_start = offset32 + written; | |
2956 | page_start -= (page_start % bp->flash_info->page_size); | |
2957 | /* Find the page_end addr */ | |
2958 | page_end = page_start + bp->flash_info->page_size; | |
2959 | /* Find the data_start addr */ | |
2960 | data_start = (written == 0) ? offset32 : page_start; | |
2961 | /* Find the data_end addr */ | |
2962 | data_end = (page_end > offset32 + len32) ? | |
2963 | (offset32 + len32) : page_end; | |
2964 | ||
2965 | /* Request access to the flash interface. */ | |
2966 | if ((rc = bnx2_acquire_nvram_lock(bp)) != 0) | |
2967 | goto nvram_write_end; | |
2968 | ||
2969 | /* Enable access to flash interface */ | |
2970 | bnx2_enable_nvram_access(bp); | |
2971 | ||
2972 | cmd_flags = BNX2_NVM_COMMAND_FIRST; | |
2973 | if (bp->flash_info->buffered == 0) { | |
2974 | int j; | |
2975 | ||
2976 | /* Read the whole page into the buffer | |
2977 | * (non-buffer flash only) */ | |
2978 | for (j = 0; j < bp->flash_info->page_size; j += 4) { | |
2979 | if (j == (bp->flash_info->page_size - 4)) { | |
2980 | cmd_flags |= BNX2_NVM_COMMAND_LAST; | |
2981 | } | |
2982 | rc = bnx2_nvram_read_dword(bp, | |
2983 | page_start + j, | |
2984 | &flash_buffer[j], | |
2985 | cmd_flags); | |
2986 | ||
2987 | if (rc) | |
2988 | goto nvram_write_end; | |
2989 | ||
2990 | cmd_flags = 0; | |
2991 | } | |
2992 | } | |
2993 | ||
2994 | /* Enable writes to flash interface (unlock write-protect) */ | |
2995 | if ((rc = bnx2_enable_nvram_write(bp)) != 0) | |
2996 | goto nvram_write_end; | |
2997 | ||
2998 | /* Erase the page */ | |
2999 | if ((rc = bnx2_nvram_erase_page(bp, page_start)) != 0) | |
3000 | goto nvram_write_end; | |
3001 | ||
3002 | /* Re-enable the write again for the actual write */ | |
3003 | bnx2_enable_nvram_write(bp); | |
3004 | ||
3005 | /* Loop to write back the buffer data from page_start to | |
3006 | * data_start */ | |
3007 | i = 0; | |
3008 | if (bp->flash_info->buffered == 0) { | |
3009 | for (addr = page_start; addr < data_start; | |
3010 | addr += 4, i += 4) { | |
3011 | ||
3012 | rc = bnx2_nvram_write_dword(bp, addr, | |
3013 | &flash_buffer[i], cmd_flags); | |
3014 | ||
3015 | if (rc != 0) | |
3016 | goto nvram_write_end; | |
3017 | ||
3018 | cmd_flags = 0; | |
3019 | } | |
3020 | } | |
3021 | ||
3022 | /* Loop to write the new data from data_start to data_end */ | |
3023 | for (addr = data_start; addr < data_end; addr += 4, i++) { | |
3024 | if ((addr == page_end - 4) || | |
3025 | ((bp->flash_info->buffered) && | |
3026 | (addr == data_end - 4))) { | |
3027 | ||
3028 | cmd_flags |= BNX2_NVM_COMMAND_LAST; | |
3029 | } | |
3030 | rc = bnx2_nvram_write_dword(bp, addr, buf, | |
3031 | cmd_flags); | |
3032 | ||
3033 | if (rc != 0) | |
3034 | goto nvram_write_end; | |
3035 | ||
3036 | cmd_flags = 0; | |
3037 | buf += 4; | |
3038 | } | |
3039 | ||
3040 | /* Loop to write back the buffer data from data_end | |
3041 | * to page_end */ | |
3042 | if (bp->flash_info->buffered == 0) { | |
3043 | for (addr = data_end; addr < page_end; | |
3044 | addr += 4, i += 4) { | |
3045 | ||
3046 | if (addr == page_end-4) { | |
3047 | cmd_flags = BNX2_NVM_COMMAND_LAST; | |
3048 | } | |
3049 | rc = bnx2_nvram_write_dword(bp, addr, | |
3050 | &flash_buffer[i], cmd_flags); | |
3051 | ||
3052 | if (rc != 0) | |
3053 | goto nvram_write_end; | |
3054 | ||
3055 | cmd_flags = 0; | |
3056 | } | |
3057 | } | |
3058 | ||
3059 | /* Disable writes to flash interface (lock write-protect) */ | |
3060 | bnx2_disable_nvram_write(bp); | |
3061 | ||
3062 | /* Disable access to flash interface */ | |
3063 | bnx2_disable_nvram_access(bp); | |
3064 | bnx2_release_nvram_lock(bp); | |
3065 | ||
3066 | /* Increment written */ | |
3067 | written += data_end - data_start; | |
3068 | } | |
3069 | ||
3070 | nvram_write_end: | |
3071 | if (align_start || align_end) | |
3072 | kfree(buf); | |
3073 | return rc; | |
3074 | } | |
3075 | ||
3076 | static int | |
3077 | bnx2_reset_chip(struct bnx2 *bp, u32 reset_code) | |
3078 | { | |
3079 | u32 val; | |
3080 | int i, rc = 0; | |
3081 | ||
3082 | /* Wait for the current PCI transaction to complete before | |
3083 | * issuing a reset. */ | |
3084 | REG_WR(bp, BNX2_MISC_ENABLE_CLR_BITS, | |
3085 | BNX2_MISC_ENABLE_CLR_BITS_TX_DMA_ENABLE | | |
3086 | BNX2_MISC_ENABLE_CLR_BITS_DMA_ENGINE_ENABLE | | |
3087 | BNX2_MISC_ENABLE_CLR_BITS_RX_DMA_ENABLE | | |
3088 | BNX2_MISC_ENABLE_CLR_BITS_HOST_COALESCE_ENABLE); | |
3089 | val = REG_RD(bp, BNX2_MISC_ENABLE_CLR_BITS); | |
3090 | udelay(5); | |
3091 | ||
b090ae2b MC |
3092 | /* Wait for the firmware to tell us it is ok to issue a reset. */ |
3093 | bnx2_fw_sync(bp, BNX2_DRV_MSG_DATA_WAIT0 | reset_code, 1); | |
3094 | ||
b6016b76 MC |
3095 | /* Deposit a driver reset signature so the firmware knows that |
3096 | * this is a soft reset. */ | |
e3648b3d | 3097 | REG_WR_IND(bp, bp->shmem_base + BNX2_DRV_RESET_SIGNATURE, |
b6016b76 MC |
3098 | BNX2_DRV_RESET_SIGNATURE_MAGIC); |
3099 | ||
b6016b76 MC |
3100 | /* Do a dummy read to force the chip to complete all current transaction |
3101 | * before we issue a reset. */ | |
3102 | val = REG_RD(bp, BNX2_MISC_ID); | |
3103 | ||
3104 | val = BNX2_PCICFG_MISC_CONFIG_CORE_RST_REQ | | |
3105 | BNX2_PCICFG_MISC_CONFIG_REG_WINDOW_ENA | | |
3106 | BNX2_PCICFG_MISC_CONFIG_TARGET_MB_WORD_SWAP; | |
3107 | ||
3108 | /* Chip reset. */ | |
3109 | REG_WR(bp, BNX2_PCICFG_MISC_CONFIG, val); | |
3110 | ||
3111 | if ((CHIP_ID(bp) == CHIP_ID_5706_A0) || | |
3112 | (CHIP_ID(bp) == CHIP_ID_5706_A1)) | |
3113 | msleep(15); | |
3114 | ||
3115 | /* Reset takes approximate 30 usec */ | |
3116 | for (i = 0; i < 10; i++) { | |
3117 | val = REG_RD(bp, BNX2_PCICFG_MISC_CONFIG); | |
3118 | if ((val & (BNX2_PCICFG_MISC_CONFIG_CORE_RST_REQ | | |
3119 | BNX2_PCICFG_MISC_CONFIG_CORE_RST_BSY)) == 0) { | |
3120 | break; | |
3121 | } | |
3122 | udelay(10); | |
3123 | } | |
3124 | ||
3125 | if (val & (BNX2_PCICFG_MISC_CONFIG_CORE_RST_REQ | | |
3126 | BNX2_PCICFG_MISC_CONFIG_CORE_RST_BSY)) { | |
3127 | printk(KERN_ERR PFX "Chip reset did not complete\n"); | |
3128 | return -EBUSY; | |
3129 | } | |
3130 | ||
3131 | /* Make sure byte swapping is properly configured. */ | |
3132 | val = REG_RD(bp, BNX2_PCI_SWAP_DIAG0); | |
3133 | if (val != 0x01020304) { | |
3134 | printk(KERN_ERR PFX "Chip not in correct endian mode\n"); | |
3135 | return -ENODEV; | |
3136 | } | |
3137 | ||
b6016b76 | 3138 | /* Wait for the firmware to finish its initialization. */ |
b090ae2b MC |
3139 | rc = bnx2_fw_sync(bp, BNX2_DRV_MSG_DATA_WAIT1 | reset_code, 0); |
3140 | if (rc) | |
3141 | return rc; | |
b6016b76 MC |
3142 | |
3143 | if (CHIP_ID(bp) == CHIP_ID_5706_A0) { | |
3144 | /* Adjust the voltage regular to two steps lower. The default | |
3145 | * of this register is 0x0000000e. */ | |
3146 | REG_WR(bp, BNX2_MISC_VREG_CONTROL, 0x000000fa); | |
3147 | ||
3148 | /* Remove bad rbuf memory from the free pool. */ | |
3149 | rc = bnx2_alloc_bad_rbuf(bp); | |
3150 | } | |
3151 | ||
3152 | return rc; | |
3153 | } | |
3154 | ||
3155 | static int | |
3156 | bnx2_init_chip(struct bnx2 *bp) | |
3157 | { | |
3158 | u32 val; | |
b090ae2b | 3159 | int rc; |
b6016b76 MC |
3160 | |
3161 | /* Make sure the interrupt is not active. */ | |
3162 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, BNX2_PCICFG_INT_ACK_CMD_MASK_INT); | |
3163 | ||
3164 | val = BNX2_DMA_CONFIG_DATA_BYTE_SWAP | | |
3165 | BNX2_DMA_CONFIG_DATA_WORD_SWAP | | |
3166 | #ifdef __BIG_ENDIAN | |
3167 | BNX2_DMA_CONFIG_CNTL_BYTE_SWAP | | |
3168 | #endif | |
3169 | BNX2_DMA_CONFIG_CNTL_WORD_SWAP | | |
3170 | DMA_READ_CHANS << 12 | | |
3171 | DMA_WRITE_CHANS << 16; | |
3172 | ||
3173 | val |= (0x2 << 20) | (1 << 11); | |
3174 | ||
dda1e390 | 3175 | if ((bp->flags & PCIX_FLAG) && (bp->bus_speed_mhz == 133)) |
b6016b76 MC |
3176 | val |= (1 << 23); |
3177 | ||
3178 | if ((CHIP_NUM(bp) == CHIP_NUM_5706) && | |
3179 | (CHIP_ID(bp) != CHIP_ID_5706_A0) && !(bp->flags & PCIX_FLAG)) | |
3180 | val |= BNX2_DMA_CONFIG_CNTL_PING_PONG_DMA; | |
3181 | ||
3182 | REG_WR(bp, BNX2_DMA_CONFIG, val); | |
3183 | ||
3184 | if (CHIP_ID(bp) == CHIP_ID_5706_A0) { | |
3185 | val = REG_RD(bp, BNX2_TDMA_CONFIG); | |
3186 | val |= BNX2_TDMA_CONFIG_ONE_DMA; | |
3187 | REG_WR(bp, BNX2_TDMA_CONFIG, val); | |
3188 | } | |
3189 | ||
3190 | if (bp->flags & PCIX_FLAG) { | |
3191 | u16 val16; | |
3192 | ||
3193 | pci_read_config_word(bp->pdev, bp->pcix_cap + PCI_X_CMD, | |
3194 | &val16); | |
3195 | pci_write_config_word(bp->pdev, bp->pcix_cap + PCI_X_CMD, | |
3196 | val16 & ~PCI_X_CMD_ERO); | |
3197 | } | |
3198 | ||
3199 | REG_WR(bp, BNX2_MISC_ENABLE_SET_BITS, | |
3200 | BNX2_MISC_ENABLE_SET_BITS_HOST_COALESCE_ENABLE | | |
3201 | BNX2_MISC_ENABLE_STATUS_BITS_RX_V2P_ENABLE | | |
3202 | BNX2_MISC_ENABLE_STATUS_BITS_CONTEXT_ENABLE); | |
3203 | ||
3204 | /* Initialize context mapping and zero out the quick contexts. The | |
3205 | * context block must have already been enabled. */ | |
3206 | bnx2_init_context(bp); | |
3207 | ||
3208 | bnx2_init_cpus(bp); | |
3209 | bnx2_init_nvram(bp); | |
3210 | ||
3211 | bnx2_set_mac_addr(bp); | |
3212 | ||
3213 | val = REG_RD(bp, BNX2_MQ_CONFIG); | |
3214 | val &= ~BNX2_MQ_CONFIG_KNL_BYP_BLK_SIZE; | |
3215 | val |= BNX2_MQ_CONFIG_KNL_BYP_BLK_SIZE_256; | |
3216 | REG_WR(bp, BNX2_MQ_CONFIG, val); | |
3217 | ||
3218 | val = 0x10000 + (MAX_CID_CNT * MB_KERNEL_CTX_SIZE); | |
3219 | REG_WR(bp, BNX2_MQ_KNL_BYP_WIND_START, val); | |
3220 | REG_WR(bp, BNX2_MQ_KNL_WIND_END, val); | |
3221 | ||
3222 | val = (BCM_PAGE_BITS - 8) << 24; | |
3223 | REG_WR(bp, BNX2_RV2P_CONFIG, val); | |
3224 | ||
3225 | /* Configure page size. */ | |
3226 | val = REG_RD(bp, BNX2_TBDR_CONFIG); | |
3227 | val &= ~BNX2_TBDR_CONFIG_PAGE_SIZE; | |
3228 | val |= (BCM_PAGE_BITS - 8) << 24 | 0x40; | |
3229 | REG_WR(bp, BNX2_TBDR_CONFIG, val); | |
3230 | ||
3231 | val = bp->mac_addr[0] + | |
3232 | (bp->mac_addr[1] << 8) + | |
3233 | (bp->mac_addr[2] << 16) + | |
3234 | bp->mac_addr[3] + | |
3235 | (bp->mac_addr[4] << 8) + | |
3236 | (bp->mac_addr[5] << 16); | |
3237 | REG_WR(bp, BNX2_EMAC_BACKOFF_SEED, val); | |
3238 | ||
3239 | /* Program the MTU. Also include 4 bytes for CRC32. */ | |
3240 | val = bp->dev->mtu + ETH_HLEN + 4; | |
3241 | if (val > (MAX_ETHERNET_PACKET_SIZE + 4)) | |
3242 | val |= BNX2_EMAC_RX_MTU_SIZE_JUMBO_ENA; | |
3243 | REG_WR(bp, BNX2_EMAC_RX_MTU_SIZE, val); | |
3244 | ||
3245 | bp->last_status_idx = 0; | |
3246 | bp->rx_mode = BNX2_EMAC_RX_MODE_SORT_MODE; | |
3247 | ||
3248 | /* Set up how to generate a link change interrupt. */ | |
3249 | REG_WR(bp, BNX2_EMAC_ATTENTION_ENA, BNX2_EMAC_ATTENTION_ENA_LINK); | |
3250 | ||
3251 | REG_WR(bp, BNX2_HC_STATUS_ADDR_L, | |
3252 | (u64) bp->status_blk_mapping & 0xffffffff); | |
3253 | REG_WR(bp, BNX2_HC_STATUS_ADDR_H, (u64) bp->status_blk_mapping >> 32); | |
3254 | ||
3255 | REG_WR(bp, BNX2_HC_STATISTICS_ADDR_L, | |
3256 | (u64) bp->stats_blk_mapping & 0xffffffff); | |
3257 | REG_WR(bp, BNX2_HC_STATISTICS_ADDR_H, | |
3258 | (u64) bp->stats_blk_mapping >> 32); | |
3259 | ||
3260 | REG_WR(bp, BNX2_HC_TX_QUICK_CONS_TRIP, | |
3261 | (bp->tx_quick_cons_trip_int << 16) | bp->tx_quick_cons_trip); | |
3262 | ||
3263 | REG_WR(bp, BNX2_HC_RX_QUICK_CONS_TRIP, | |
3264 | (bp->rx_quick_cons_trip_int << 16) | bp->rx_quick_cons_trip); | |
3265 | ||
3266 | REG_WR(bp, BNX2_HC_COMP_PROD_TRIP, | |
3267 | (bp->comp_prod_trip_int << 16) | bp->comp_prod_trip); | |
3268 | ||
3269 | REG_WR(bp, BNX2_HC_TX_TICKS, (bp->tx_ticks_int << 16) | bp->tx_ticks); | |
3270 | ||
3271 | REG_WR(bp, BNX2_HC_RX_TICKS, (bp->rx_ticks_int << 16) | bp->rx_ticks); | |
3272 | ||
3273 | REG_WR(bp, BNX2_HC_COM_TICKS, | |
3274 | (bp->com_ticks_int << 16) | bp->com_ticks); | |
3275 | ||
3276 | REG_WR(bp, BNX2_HC_CMD_TICKS, | |
3277 | (bp->cmd_ticks_int << 16) | bp->cmd_ticks); | |
3278 | ||
3279 | REG_WR(bp, BNX2_HC_STATS_TICKS, bp->stats_ticks & 0xffff00); | |
3280 | REG_WR(bp, BNX2_HC_STAT_COLLECT_TICKS, 0xbb8); /* 3ms */ | |
3281 | ||
3282 | if (CHIP_ID(bp) == CHIP_ID_5706_A1) | |
3283 | REG_WR(bp, BNX2_HC_CONFIG, BNX2_HC_CONFIG_COLLECT_STATS); | |
3284 | else { | |
3285 | REG_WR(bp, BNX2_HC_CONFIG, BNX2_HC_CONFIG_RX_TMR_MODE | | |
3286 | BNX2_HC_CONFIG_TX_TMR_MODE | | |
3287 | BNX2_HC_CONFIG_COLLECT_STATS); | |
3288 | } | |
3289 | ||
3290 | /* Clear internal stats counters. */ | |
3291 | REG_WR(bp, BNX2_HC_COMMAND, BNX2_HC_COMMAND_CLR_STAT_NOW); | |
3292 | ||
3293 | REG_WR(bp, BNX2_HC_ATTN_BITS_ENABLE, STATUS_ATTN_BITS_LINK_STATE); | |
3294 | ||
e29054f9 MC |
3295 | if (REG_RD_IND(bp, bp->shmem_base + BNX2_PORT_FEATURE) & |
3296 | BNX2_PORT_FEATURE_ASF_ENABLED) | |
3297 | bp->flags |= ASF_ENABLE_FLAG; | |
3298 | ||
b6016b76 MC |
3299 | /* Initialize the receive filter. */ |
3300 | bnx2_set_rx_mode(bp->dev); | |
3301 | ||
b090ae2b MC |
3302 | rc = bnx2_fw_sync(bp, BNX2_DRV_MSG_DATA_WAIT2 | BNX2_DRV_MSG_CODE_RESET, |
3303 | 0); | |
b6016b76 MC |
3304 | |
3305 | REG_WR(bp, BNX2_MISC_ENABLE_SET_BITS, 0x5ffffff); | |
3306 | REG_RD(bp, BNX2_MISC_ENABLE_SET_BITS); | |
3307 | ||
3308 | udelay(20); | |
3309 | ||
bf5295bb MC |
3310 | bp->hc_cmd = REG_RD(bp, BNX2_HC_COMMAND); |
3311 | ||
b090ae2b | 3312 | return rc; |
b6016b76 MC |
3313 | } |
3314 | ||
3315 | ||
3316 | static void | |
3317 | bnx2_init_tx_ring(struct bnx2 *bp) | |
3318 | { | |
3319 | struct tx_bd *txbd; | |
3320 | u32 val; | |
3321 | ||
3322 | txbd = &bp->tx_desc_ring[MAX_TX_DESC_CNT]; | |
3323 | ||
3324 | txbd->tx_bd_haddr_hi = (u64) bp->tx_desc_mapping >> 32; | |
3325 | txbd->tx_bd_haddr_lo = (u64) bp->tx_desc_mapping & 0xffffffff; | |
3326 | ||
3327 | bp->tx_prod = 0; | |
3328 | bp->tx_cons = 0; | |
f4e418f7 | 3329 | bp->hw_tx_cons = 0; |
b6016b76 | 3330 | bp->tx_prod_bseq = 0; |
b6016b76 MC |
3331 | |
3332 | val = BNX2_L2CTX_TYPE_TYPE_L2; | |
3333 | val |= BNX2_L2CTX_TYPE_SIZE_L2; | |
3334 | CTX_WR(bp, GET_CID_ADDR(TX_CID), BNX2_L2CTX_TYPE, val); | |
3335 | ||
3336 | val = BNX2_L2CTX_CMD_TYPE_TYPE_L2; | |
3337 | val |= 8 << 16; | |
3338 | CTX_WR(bp, GET_CID_ADDR(TX_CID), BNX2_L2CTX_CMD_TYPE, val); | |
3339 | ||
3340 | val = (u64) bp->tx_desc_mapping >> 32; | |
3341 | CTX_WR(bp, GET_CID_ADDR(TX_CID), BNX2_L2CTX_TBDR_BHADDR_HI, val); | |
3342 | ||
3343 | val = (u64) bp->tx_desc_mapping & 0xffffffff; | |
3344 | CTX_WR(bp, GET_CID_ADDR(TX_CID), BNX2_L2CTX_TBDR_BHADDR_LO, val); | |
3345 | } | |
3346 | ||
3347 | static void | |
3348 | bnx2_init_rx_ring(struct bnx2 *bp) | |
3349 | { | |
3350 | struct rx_bd *rxbd; | |
3351 | int i; | |
3352 | u16 prod, ring_prod; | |
3353 | u32 val; | |
3354 | ||
3355 | /* 8 for CRC and VLAN */ | |
3356 | bp->rx_buf_use_size = bp->dev->mtu + ETH_HLEN + bp->rx_offset + 8; | |
3357 | /* 8 for alignment */ | |
3358 | bp->rx_buf_size = bp->rx_buf_use_size + 8; | |
3359 | ||
3360 | ring_prod = prod = bp->rx_prod = 0; | |
3361 | bp->rx_cons = 0; | |
f4e418f7 | 3362 | bp->hw_rx_cons = 0; |
b6016b76 MC |
3363 | bp->rx_prod_bseq = 0; |
3364 | ||
13daffa2 MC |
3365 | for (i = 0; i < bp->rx_max_ring; i++) { |
3366 | int j; | |
b6016b76 | 3367 | |
13daffa2 MC |
3368 | rxbd = &bp->rx_desc_ring[i][0]; |
3369 | for (j = 0; j < MAX_RX_DESC_CNT; j++, rxbd++) { | |
3370 | rxbd->rx_bd_len = bp->rx_buf_use_size; | |
3371 | rxbd->rx_bd_flags = RX_BD_FLAGS_START | RX_BD_FLAGS_END; | |
3372 | } | |
3373 | if (i == (bp->rx_max_ring - 1)) | |
3374 | j = 0; | |
3375 | else | |
3376 | j = i + 1; | |
3377 | rxbd->rx_bd_haddr_hi = (u64) bp->rx_desc_mapping[j] >> 32; | |
3378 | rxbd->rx_bd_haddr_lo = (u64) bp->rx_desc_mapping[j] & | |
3379 | 0xffffffff; | |
3380 | } | |
b6016b76 MC |
3381 | |
3382 | val = BNX2_L2CTX_CTX_TYPE_CTX_BD_CHN_TYPE_VALUE; | |
3383 | val |= BNX2_L2CTX_CTX_TYPE_SIZE_L2; | |
3384 | val |= 0x02 << 8; | |
3385 | CTX_WR(bp, GET_CID_ADDR(RX_CID), BNX2_L2CTX_CTX_TYPE, val); | |
3386 | ||
13daffa2 | 3387 | val = (u64) bp->rx_desc_mapping[0] >> 32; |
b6016b76 MC |
3388 | CTX_WR(bp, GET_CID_ADDR(RX_CID), BNX2_L2CTX_NX_BDHADDR_HI, val); |
3389 | ||
13daffa2 | 3390 | val = (u64) bp->rx_desc_mapping[0] & 0xffffffff; |
b6016b76 MC |
3391 | CTX_WR(bp, GET_CID_ADDR(RX_CID), BNX2_L2CTX_NX_BDHADDR_LO, val); |
3392 | ||
236b6394 | 3393 | for (i = 0; i < bp->rx_ring_size; i++) { |
b6016b76 MC |
3394 | if (bnx2_alloc_rx_skb(bp, ring_prod) < 0) { |
3395 | break; | |
3396 | } | |
3397 | prod = NEXT_RX_BD(prod); | |
3398 | ring_prod = RX_RING_IDX(prod); | |
3399 | } | |
3400 | bp->rx_prod = prod; | |
3401 | ||
3402 | REG_WR16(bp, MB_RX_CID_ADDR + BNX2_L2CTX_HOST_BDIDX, prod); | |
3403 | ||
3404 | REG_WR(bp, MB_RX_CID_ADDR + BNX2_L2CTX_HOST_BSEQ, bp->rx_prod_bseq); | |
3405 | } | |
3406 | ||
13daffa2 MC |
3407 | static void |
3408 | bnx2_set_rx_ring_size(struct bnx2 *bp, u32 size) | |
3409 | { | |
3410 | u32 num_rings, max; | |
3411 | ||
3412 | bp->rx_ring_size = size; | |
3413 | num_rings = 1; | |
3414 | while (size > MAX_RX_DESC_CNT) { | |
3415 | size -= MAX_RX_DESC_CNT; | |
3416 | num_rings++; | |
3417 | } | |
3418 | /* round to next power of 2 */ | |
3419 | max = MAX_RX_RINGS; | |
3420 | while ((max & num_rings) == 0) | |
3421 | max >>= 1; | |
3422 | ||
3423 | if (num_rings != max) | |
3424 | max <<= 1; | |
3425 | ||
3426 | bp->rx_max_ring = max; | |
3427 | bp->rx_max_ring_idx = (bp->rx_max_ring * RX_DESC_CNT) - 1; | |
3428 | } | |
3429 | ||
b6016b76 MC |
3430 | static void |
3431 | bnx2_free_tx_skbs(struct bnx2 *bp) | |
3432 | { | |
3433 | int i; | |
3434 | ||
3435 | if (bp->tx_buf_ring == NULL) | |
3436 | return; | |
3437 | ||
3438 | for (i = 0; i < TX_DESC_CNT; ) { | |
3439 | struct sw_bd *tx_buf = &bp->tx_buf_ring[i]; | |
3440 | struct sk_buff *skb = tx_buf->skb; | |
3441 | int j, last; | |
3442 | ||
3443 | if (skb == NULL) { | |
3444 | i++; | |
3445 | continue; | |
3446 | } | |
3447 | ||
3448 | pci_unmap_single(bp->pdev, pci_unmap_addr(tx_buf, mapping), | |
3449 | skb_headlen(skb), PCI_DMA_TODEVICE); | |
3450 | ||
3451 | tx_buf->skb = NULL; | |
3452 | ||
3453 | last = skb_shinfo(skb)->nr_frags; | |
3454 | for (j = 0; j < last; j++) { | |
3455 | tx_buf = &bp->tx_buf_ring[i + j + 1]; | |
3456 | pci_unmap_page(bp->pdev, | |
3457 | pci_unmap_addr(tx_buf, mapping), | |
3458 | skb_shinfo(skb)->frags[j].size, | |
3459 | PCI_DMA_TODEVICE); | |
3460 | } | |
3461 | dev_kfree_skb_any(skb); | |
3462 | i += j + 1; | |
3463 | } | |
3464 | ||
3465 | } | |
3466 | ||
3467 | static void | |
3468 | bnx2_free_rx_skbs(struct bnx2 *bp) | |
3469 | { | |
3470 | int i; | |
3471 | ||
3472 | if (bp->rx_buf_ring == NULL) | |
3473 | return; | |
3474 | ||
13daffa2 | 3475 | for (i = 0; i < bp->rx_max_ring_idx; i++) { |
b6016b76 MC |
3476 | struct sw_bd *rx_buf = &bp->rx_buf_ring[i]; |
3477 | struct sk_buff *skb = rx_buf->skb; | |
3478 | ||
05d0f1cf | 3479 | if (skb == NULL) |
b6016b76 MC |
3480 | continue; |
3481 | ||
3482 | pci_unmap_single(bp->pdev, pci_unmap_addr(rx_buf, mapping), | |
3483 | bp->rx_buf_use_size, PCI_DMA_FROMDEVICE); | |
3484 | ||
3485 | rx_buf->skb = NULL; | |
3486 | ||
3487 | dev_kfree_skb_any(skb); | |
3488 | } | |
3489 | } | |
3490 | ||
3491 | static void | |
3492 | bnx2_free_skbs(struct bnx2 *bp) | |
3493 | { | |
3494 | bnx2_free_tx_skbs(bp); | |
3495 | bnx2_free_rx_skbs(bp); | |
3496 | } | |
3497 | ||
3498 | static int | |
3499 | bnx2_reset_nic(struct bnx2 *bp, u32 reset_code) | |
3500 | { | |
3501 | int rc; | |
3502 | ||
3503 | rc = bnx2_reset_chip(bp, reset_code); | |
3504 | bnx2_free_skbs(bp); | |
3505 | if (rc) | |
3506 | return rc; | |
3507 | ||
3508 | bnx2_init_chip(bp); | |
3509 | bnx2_init_tx_ring(bp); | |
3510 | bnx2_init_rx_ring(bp); | |
3511 | return 0; | |
3512 | } | |
3513 | ||
3514 | static int | |
3515 | bnx2_init_nic(struct bnx2 *bp) | |
3516 | { | |
3517 | int rc; | |
3518 | ||
3519 | if ((rc = bnx2_reset_nic(bp, BNX2_DRV_MSG_CODE_RESET)) != 0) | |
3520 | return rc; | |
3521 | ||
3522 | bnx2_init_phy(bp); | |
3523 | bnx2_set_link(bp); | |
3524 | return 0; | |
3525 | } | |
3526 | ||
3527 | static int | |
3528 | bnx2_test_registers(struct bnx2 *bp) | |
3529 | { | |
3530 | int ret; | |
3531 | int i; | |
f71e1309 | 3532 | static const struct { |
b6016b76 MC |
3533 | u16 offset; |
3534 | u16 flags; | |
3535 | u32 rw_mask; | |
3536 | u32 ro_mask; | |
3537 | } reg_tbl[] = { | |
3538 | { 0x006c, 0, 0x00000000, 0x0000003f }, | |
3539 | { 0x0090, 0, 0xffffffff, 0x00000000 }, | |
3540 | { 0x0094, 0, 0x00000000, 0x00000000 }, | |
3541 | ||
3542 | { 0x0404, 0, 0x00003f00, 0x00000000 }, | |
3543 | { 0x0418, 0, 0x00000000, 0xffffffff }, | |
3544 | { 0x041c, 0, 0x00000000, 0xffffffff }, | |
3545 | { 0x0420, 0, 0x00000000, 0x80ffffff }, | |
3546 | { 0x0424, 0, 0x00000000, 0x00000000 }, | |
3547 | { 0x0428, 0, 0x00000000, 0x00000001 }, | |
3548 | { 0x0450, 0, 0x00000000, 0x0000ffff }, | |
3549 | { 0x0454, 0, 0x00000000, 0xffffffff }, | |
3550 | { 0x0458, 0, 0x00000000, 0xffffffff }, | |
3551 | ||
3552 | { 0x0808, 0, 0x00000000, 0xffffffff }, | |
3553 | { 0x0854, 0, 0x00000000, 0xffffffff }, | |
3554 | { 0x0868, 0, 0x00000000, 0x77777777 }, | |
3555 | { 0x086c, 0, 0x00000000, 0x77777777 }, | |
3556 | { 0x0870, 0, 0x00000000, 0x77777777 }, | |
3557 | { 0x0874, 0, 0x00000000, 0x77777777 }, | |
3558 | ||
3559 | { 0x0c00, 0, 0x00000000, 0x00000001 }, | |
3560 | { 0x0c04, 0, 0x00000000, 0x03ff0001 }, | |
3561 | { 0x0c08, 0, 0x0f0ff073, 0x00000000 }, | |
b6016b76 MC |
3562 | |
3563 | { 0x1000, 0, 0x00000000, 0x00000001 }, | |
3564 | { 0x1004, 0, 0x00000000, 0x000f0001 }, | |
b6016b76 MC |
3565 | |
3566 | { 0x1408, 0, 0x01c00800, 0x00000000 }, | |
3567 | { 0x149c, 0, 0x8000ffff, 0x00000000 }, | |
3568 | { 0x14a8, 0, 0x00000000, 0x000001ff }, | |
5b0c76ad | 3569 | { 0x14ac, 0, 0x0fffffff, 0x10000000 }, |
b6016b76 MC |
3570 | { 0x14b0, 0, 0x00000002, 0x00000001 }, |
3571 | { 0x14b8, 0, 0x00000000, 0x00000000 }, | |
3572 | { 0x14c0, 0, 0x00000000, 0x00000009 }, | |
3573 | { 0x14c4, 0, 0x00003fff, 0x00000000 }, | |
3574 | { 0x14cc, 0, 0x00000000, 0x00000001 }, | |
3575 | { 0x14d0, 0, 0xffffffff, 0x00000000 }, | |
b6016b76 MC |
3576 | |
3577 | { 0x1800, 0, 0x00000000, 0x00000001 }, | |
3578 | { 0x1804, 0, 0x00000000, 0x00000003 }, | |
b6016b76 MC |
3579 | |
3580 | { 0x2800, 0, 0x00000000, 0x00000001 }, | |
3581 | { 0x2804, 0, 0x00000000, 0x00003f01 }, | |
3582 | { 0x2808, 0, 0x0f3f3f03, 0x00000000 }, | |
3583 | { 0x2810, 0, 0xffff0000, 0x00000000 }, | |
3584 | { 0x2814, 0, 0xffff0000, 0x00000000 }, | |
3585 | { 0x2818, 0, 0xffff0000, 0x00000000 }, | |
3586 | { 0x281c, 0, 0xffff0000, 0x00000000 }, | |
3587 | { 0x2834, 0, 0xffffffff, 0x00000000 }, | |
3588 | { 0x2840, 0, 0x00000000, 0xffffffff }, | |
3589 | { 0x2844, 0, 0x00000000, 0xffffffff }, | |
3590 | { 0x2848, 0, 0xffffffff, 0x00000000 }, | |
3591 | { 0x284c, 0, 0xf800f800, 0x07ff07ff }, | |
3592 | ||
3593 | { 0x2c00, 0, 0x00000000, 0x00000011 }, | |
3594 | { 0x2c04, 0, 0x00000000, 0x00030007 }, | |
3595 | ||
b6016b76 MC |
3596 | { 0x3c00, 0, 0x00000000, 0x00000001 }, |
3597 | { 0x3c04, 0, 0x00000000, 0x00070000 }, | |
3598 | { 0x3c08, 0, 0x00007f71, 0x07f00000 }, | |
3599 | { 0x3c0c, 0, 0x1f3ffffc, 0x00000000 }, | |
3600 | { 0x3c10, 0, 0xffffffff, 0x00000000 }, | |
3601 | { 0x3c14, 0, 0x00000000, 0xffffffff }, | |
3602 | { 0x3c18, 0, 0x00000000, 0xffffffff }, | |
3603 | { 0x3c1c, 0, 0xfffff000, 0x00000000 }, | |
3604 | { 0x3c20, 0, 0xffffff00, 0x00000000 }, | |
b6016b76 MC |
3605 | |
3606 | { 0x5004, 0, 0x00000000, 0x0000007f }, | |
3607 | { 0x5008, 0, 0x0f0007ff, 0x00000000 }, | |
3608 | { 0x500c, 0, 0xf800f800, 0x07ff07ff }, | |
3609 | ||
b6016b76 MC |
3610 | { 0x5c00, 0, 0x00000000, 0x00000001 }, |
3611 | { 0x5c04, 0, 0x00000000, 0x0003000f }, | |
3612 | { 0x5c08, 0, 0x00000003, 0x00000000 }, | |
3613 | { 0x5c0c, 0, 0x0000fff8, 0x00000000 }, | |
3614 | { 0x5c10, 0, 0x00000000, 0xffffffff }, | |
3615 | { 0x5c80, 0, 0x00000000, 0x0f7113f1 }, | |
3616 | { 0x5c84, 0, 0x00000000, 0x0000f333 }, | |
3617 | { 0x5c88, 0, 0x00000000, 0x00077373 }, | |
3618 | { 0x5c8c, 0, 0x00000000, 0x0007f737 }, | |
3619 | ||
3620 | { 0x6808, 0, 0x0000ff7f, 0x00000000 }, | |
3621 | { 0x680c, 0, 0xffffffff, 0x00000000 }, | |
3622 | { 0x6810, 0, 0xffffffff, 0x00000000 }, | |
3623 | { 0x6814, 0, 0xffffffff, 0x00000000 }, | |
3624 | { 0x6818, 0, 0xffffffff, 0x00000000 }, | |
3625 | { 0x681c, 0, 0xffffffff, 0x00000000 }, | |
3626 | { 0x6820, 0, 0x00ff00ff, 0x00000000 }, | |
3627 | { 0x6824, 0, 0x00ff00ff, 0x00000000 }, | |
3628 | { 0x6828, 0, 0x00ff00ff, 0x00000000 }, | |
3629 | { 0x682c, 0, 0x03ff03ff, 0x00000000 }, | |
3630 | { 0x6830, 0, 0x03ff03ff, 0x00000000 }, | |
3631 | { 0x6834, 0, 0x03ff03ff, 0x00000000 }, | |
3632 | { 0x6838, 0, 0x03ff03ff, 0x00000000 }, | |
3633 | { 0x683c, 0, 0x0000ffff, 0x00000000 }, | |
3634 | { 0x6840, 0, 0x00000ff0, 0x00000000 }, | |
3635 | { 0x6844, 0, 0x00ffff00, 0x00000000 }, | |
3636 | { 0x684c, 0, 0xffffffff, 0x00000000 }, | |
3637 | { 0x6850, 0, 0x7f7f7f7f, 0x00000000 }, | |
3638 | { 0x6854, 0, 0x7f7f7f7f, 0x00000000 }, | |
3639 | { 0x6858, 0, 0x7f7f7f7f, 0x00000000 }, | |
3640 | { 0x685c, 0, 0x7f7f7f7f, 0x00000000 }, | |
3641 | { 0x6908, 0, 0x00000000, 0x0001ff0f }, | |
3642 | { 0x690c, 0, 0x00000000, 0x0ffe00f0 }, | |
3643 | ||
3644 | { 0xffff, 0, 0x00000000, 0x00000000 }, | |
3645 | }; | |
3646 | ||
3647 | ret = 0; | |
3648 | for (i = 0; reg_tbl[i].offset != 0xffff; i++) { | |
3649 | u32 offset, rw_mask, ro_mask, save_val, val; | |
3650 | ||
3651 | offset = (u32) reg_tbl[i].offset; | |
3652 | rw_mask = reg_tbl[i].rw_mask; | |
3653 | ro_mask = reg_tbl[i].ro_mask; | |
3654 | ||
14ab9b86 | 3655 | save_val = readl(bp->regview + offset); |
b6016b76 | 3656 | |
14ab9b86 | 3657 | writel(0, bp->regview + offset); |
b6016b76 | 3658 | |
14ab9b86 | 3659 | val = readl(bp->regview + offset); |
b6016b76 MC |
3660 | if ((val & rw_mask) != 0) { |
3661 | goto reg_test_err; | |
3662 | } | |
3663 | ||
3664 | if ((val & ro_mask) != (save_val & ro_mask)) { | |
3665 | goto reg_test_err; | |
3666 | } | |
3667 | ||
14ab9b86 | 3668 | writel(0xffffffff, bp->regview + offset); |
b6016b76 | 3669 | |
14ab9b86 | 3670 | val = readl(bp->regview + offset); |
b6016b76 MC |
3671 | if ((val & rw_mask) != rw_mask) { |
3672 | goto reg_test_err; | |
3673 | } | |
3674 | ||
3675 | if ((val & ro_mask) != (save_val & ro_mask)) { | |
3676 | goto reg_test_err; | |
3677 | } | |
3678 | ||
14ab9b86 | 3679 | writel(save_val, bp->regview + offset); |
b6016b76 MC |
3680 | continue; |
3681 | ||
3682 | reg_test_err: | |
14ab9b86 | 3683 | writel(save_val, bp->regview + offset); |
b6016b76 MC |
3684 | ret = -ENODEV; |
3685 | break; | |
3686 | } | |
3687 | return ret; | |
3688 | } | |
3689 | ||
3690 | static int | |
3691 | bnx2_do_mem_test(struct bnx2 *bp, u32 start, u32 size) | |
3692 | { | |
f71e1309 | 3693 | static const u32 test_pattern[] = { 0x00000000, 0xffffffff, 0x55555555, |
b6016b76 MC |
3694 | 0xaaaaaaaa , 0xaa55aa55, 0x55aa55aa }; |
3695 | int i; | |
3696 | ||
3697 | for (i = 0; i < sizeof(test_pattern) / 4; i++) { | |
3698 | u32 offset; | |
3699 | ||
3700 | for (offset = 0; offset < size; offset += 4) { | |
3701 | ||
3702 | REG_WR_IND(bp, start + offset, test_pattern[i]); | |
3703 | ||
3704 | if (REG_RD_IND(bp, start + offset) != | |
3705 | test_pattern[i]) { | |
3706 | return -ENODEV; | |
3707 | } | |
3708 | } | |
3709 | } | |
3710 | return 0; | |
3711 | } | |
3712 | ||
3713 | static int | |
3714 | bnx2_test_memory(struct bnx2 *bp) | |
3715 | { | |
3716 | int ret = 0; | |
3717 | int i; | |
f71e1309 | 3718 | static const struct { |
b6016b76 MC |
3719 | u32 offset; |
3720 | u32 len; | |
3721 | } mem_tbl[] = { | |
3722 | { 0x60000, 0x4000 }, | |
5b0c76ad | 3723 | { 0xa0000, 0x3000 }, |
b6016b76 MC |
3724 | { 0xe0000, 0x4000 }, |
3725 | { 0x120000, 0x4000 }, | |
3726 | { 0x1a0000, 0x4000 }, | |
3727 | { 0x160000, 0x4000 }, | |
3728 | { 0xffffffff, 0 }, | |
3729 | }; | |
3730 | ||
3731 | for (i = 0; mem_tbl[i].offset != 0xffffffff; i++) { | |
3732 | if ((ret = bnx2_do_mem_test(bp, mem_tbl[i].offset, | |
3733 | mem_tbl[i].len)) != 0) { | |
3734 | return ret; | |
3735 | } | |
3736 | } | |
3737 | ||
3738 | return ret; | |
3739 | } | |
3740 | ||
bc5a0690 MC |
3741 | #define BNX2_MAC_LOOPBACK 0 |
3742 | #define BNX2_PHY_LOOPBACK 1 | |
3743 | ||
b6016b76 | 3744 | static int |
bc5a0690 | 3745 | bnx2_run_loopback(struct bnx2 *bp, int loopback_mode) |
b6016b76 MC |
3746 | { |
3747 | unsigned int pkt_size, num_pkts, i; | |
3748 | struct sk_buff *skb, *rx_skb; | |
3749 | unsigned char *packet; | |
bc5a0690 | 3750 | u16 rx_start_idx, rx_idx; |
b6016b76 MC |
3751 | dma_addr_t map; |
3752 | struct tx_bd *txbd; | |
3753 | struct sw_bd *rx_buf; | |
3754 | struct l2_fhdr *rx_hdr; | |
3755 | int ret = -ENODEV; | |
3756 | ||
bc5a0690 MC |
3757 | if (loopback_mode == BNX2_MAC_LOOPBACK) { |
3758 | bp->loopback = MAC_LOOPBACK; | |
3759 | bnx2_set_mac_loopback(bp); | |
3760 | } | |
3761 | else if (loopback_mode == BNX2_PHY_LOOPBACK) { | |
3762 | bp->loopback = 0; | |
3763 | bnx2_set_phy_loopback(bp); | |
3764 | } | |
3765 | else | |
3766 | return -EINVAL; | |
b6016b76 MC |
3767 | |
3768 | pkt_size = 1514; | |
3769 | skb = dev_alloc_skb(pkt_size); | |
b6cbc3b6 JL |
3770 | if (!skb) |
3771 | return -ENOMEM; | |
b6016b76 MC |
3772 | packet = skb_put(skb, pkt_size); |
3773 | memcpy(packet, bp->mac_addr, 6); | |
3774 | memset(packet + 6, 0x0, 8); | |
3775 | for (i = 14; i < pkt_size; i++) | |
3776 | packet[i] = (unsigned char) (i & 0xff); | |
3777 | ||
3778 | map = pci_map_single(bp->pdev, skb->data, pkt_size, | |
3779 | PCI_DMA_TODEVICE); | |
3780 | ||
bf5295bb MC |
3781 | REG_WR(bp, BNX2_HC_COMMAND, |
3782 | bp->hc_cmd | BNX2_HC_COMMAND_COAL_NOW_WO_INT); | |
3783 | ||
b6016b76 MC |
3784 | REG_RD(bp, BNX2_HC_COMMAND); |
3785 | ||
3786 | udelay(5); | |
3787 | rx_start_idx = bp->status_blk->status_rx_quick_consumer_index0; | |
3788 | ||
b6016b76 MC |
3789 | num_pkts = 0; |
3790 | ||
bc5a0690 | 3791 | txbd = &bp->tx_desc_ring[TX_RING_IDX(bp->tx_prod)]; |
b6016b76 MC |
3792 | |
3793 | txbd->tx_bd_haddr_hi = (u64) map >> 32; | |
3794 | txbd->tx_bd_haddr_lo = (u64) map & 0xffffffff; | |
3795 | txbd->tx_bd_mss_nbytes = pkt_size; | |
3796 | txbd->tx_bd_vlan_tag_flags = TX_BD_FLAGS_START | TX_BD_FLAGS_END; | |
3797 | ||
3798 | num_pkts++; | |
bc5a0690 MC |
3799 | bp->tx_prod = NEXT_TX_BD(bp->tx_prod); |
3800 | bp->tx_prod_bseq += pkt_size; | |
b6016b76 | 3801 | |
bc5a0690 MC |
3802 | REG_WR16(bp, MB_TX_CID_ADDR + BNX2_L2CTX_TX_HOST_BIDX, bp->tx_prod); |
3803 | REG_WR(bp, MB_TX_CID_ADDR + BNX2_L2CTX_TX_HOST_BSEQ, bp->tx_prod_bseq); | |
b6016b76 MC |
3804 | |
3805 | udelay(100); | |
3806 | ||
bf5295bb MC |
3807 | REG_WR(bp, BNX2_HC_COMMAND, |
3808 | bp->hc_cmd | BNX2_HC_COMMAND_COAL_NOW_WO_INT); | |
3809 | ||
b6016b76 MC |
3810 | REG_RD(bp, BNX2_HC_COMMAND); |
3811 | ||
3812 | udelay(5); | |
3813 | ||
3814 | pci_unmap_single(bp->pdev, map, pkt_size, PCI_DMA_TODEVICE); | |
3815 | dev_kfree_skb_irq(skb); | |
3816 | ||
bc5a0690 | 3817 | if (bp->status_blk->status_tx_quick_consumer_index0 != bp->tx_prod) { |
b6016b76 MC |
3818 | goto loopback_test_done; |
3819 | } | |
3820 | ||
3821 | rx_idx = bp->status_blk->status_rx_quick_consumer_index0; | |
3822 | if (rx_idx != rx_start_idx + num_pkts) { | |
3823 | goto loopback_test_done; | |
3824 | } | |
3825 | ||
3826 | rx_buf = &bp->rx_buf_ring[rx_start_idx]; | |
3827 | rx_skb = rx_buf->skb; | |
3828 | ||
3829 | rx_hdr = (struct l2_fhdr *) rx_skb->data; | |
3830 | skb_reserve(rx_skb, bp->rx_offset); | |
3831 | ||
3832 | pci_dma_sync_single_for_cpu(bp->pdev, | |
3833 | pci_unmap_addr(rx_buf, mapping), | |
3834 | bp->rx_buf_size, PCI_DMA_FROMDEVICE); | |
3835 | ||
ade2bfe7 | 3836 | if (rx_hdr->l2_fhdr_status & |
b6016b76 MC |
3837 | (L2_FHDR_ERRORS_BAD_CRC | |
3838 | L2_FHDR_ERRORS_PHY_DECODE | | |
3839 | L2_FHDR_ERRORS_ALIGNMENT | | |
3840 | L2_FHDR_ERRORS_TOO_SHORT | | |
3841 | L2_FHDR_ERRORS_GIANT_FRAME)) { | |
3842 | ||
3843 | goto loopback_test_done; | |
3844 | } | |
3845 | ||
3846 | if ((rx_hdr->l2_fhdr_pkt_len - 4) != pkt_size) { | |
3847 | goto loopback_test_done; | |
3848 | } | |
3849 | ||
3850 | for (i = 14; i < pkt_size; i++) { | |
3851 | if (*(rx_skb->data + i) != (unsigned char) (i & 0xff)) { | |
3852 | goto loopback_test_done; | |
3853 | } | |
3854 | } | |
3855 | ||
3856 | ret = 0; | |
3857 | ||
3858 | loopback_test_done: | |
3859 | bp->loopback = 0; | |
3860 | return ret; | |
3861 | } | |
3862 | ||
bc5a0690 MC |
3863 | #define BNX2_MAC_LOOPBACK_FAILED 1 |
3864 | #define BNX2_PHY_LOOPBACK_FAILED 2 | |
3865 | #define BNX2_LOOPBACK_FAILED (BNX2_MAC_LOOPBACK_FAILED | \ | |
3866 | BNX2_PHY_LOOPBACK_FAILED) | |
3867 | ||
3868 | static int | |
3869 | bnx2_test_loopback(struct bnx2 *bp) | |
3870 | { | |
3871 | int rc = 0; | |
3872 | ||
3873 | if (!netif_running(bp->dev)) | |
3874 | return BNX2_LOOPBACK_FAILED; | |
3875 | ||
3876 | bnx2_reset_nic(bp, BNX2_DRV_MSG_CODE_RESET); | |
3877 | spin_lock_bh(&bp->phy_lock); | |
3878 | bnx2_init_phy(bp); | |
3879 | spin_unlock_bh(&bp->phy_lock); | |
3880 | if (bnx2_run_loopback(bp, BNX2_MAC_LOOPBACK)) | |
3881 | rc |= BNX2_MAC_LOOPBACK_FAILED; | |
3882 | if (bnx2_run_loopback(bp, BNX2_PHY_LOOPBACK)) | |
3883 | rc |= BNX2_PHY_LOOPBACK_FAILED; | |
3884 | return rc; | |
3885 | } | |
3886 | ||
b6016b76 MC |
3887 | #define NVRAM_SIZE 0x200 |
3888 | #define CRC32_RESIDUAL 0xdebb20e3 | |
3889 | ||
3890 | static int | |
3891 | bnx2_test_nvram(struct bnx2 *bp) | |
3892 | { | |
3893 | u32 buf[NVRAM_SIZE / 4]; | |
3894 | u8 *data = (u8 *) buf; | |
3895 | int rc = 0; | |
3896 | u32 magic, csum; | |
3897 | ||
3898 | if ((rc = bnx2_nvram_read(bp, 0, data, 4)) != 0) | |
3899 | goto test_nvram_done; | |
3900 | ||
3901 | magic = be32_to_cpu(buf[0]); | |
3902 | if (magic != 0x669955aa) { | |
3903 | rc = -ENODEV; | |
3904 | goto test_nvram_done; | |
3905 | } | |
3906 | ||
3907 | if ((rc = bnx2_nvram_read(bp, 0x100, data, NVRAM_SIZE)) != 0) | |
3908 | goto test_nvram_done; | |
3909 | ||
3910 | csum = ether_crc_le(0x100, data); | |
3911 | if (csum != CRC32_RESIDUAL) { | |
3912 | rc = -ENODEV; | |
3913 | goto test_nvram_done; | |
3914 | } | |
3915 | ||
3916 | csum = ether_crc_le(0x100, data + 0x100); | |
3917 | if (csum != CRC32_RESIDUAL) { | |
3918 | rc = -ENODEV; | |
3919 | } | |
3920 | ||
3921 | test_nvram_done: | |
3922 | return rc; | |
3923 | } | |
3924 | ||
3925 | static int | |
3926 | bnx2_test_link(struct bnx2 *bp) | |
3927 | { | |
3928 | u32 bmsr; | |
3929 | ||
c770a65c | 3930 | spin_lock_bh(&bp->phy_lock); |
b6016b76 MC |
3931 | bnx2_read_phy(bp, MII_BMSR, &bmsr); |
3932 | bnx2_read_phy(bp, MII_BMSR, &bmsr); | |
c770a65c | 3933 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
3934 | |
3935 | if (bmsr & BMSR_LSTATUS) { | |
3936 | return 0; | |
3937 | } | |
3938 | return -ENODEV; | |
3939 | } | |
3940 | ||
3941 | static int | |
3942 | bnx2_test_intr(struct bnx2 *bp) | |
3943 | { | |
3944 | int i; | |
b6016b76 MC |
3945 | u16 status_idx; |
3946 | ||
3947 | if (!netif_running(bp->dev)) | |
3948 | return -ENODEV; | |
3949 | ||
3950 | status_idx = REG_RD(bp, BNX2_PCICFG_INT_ACK_CMD) & 0xffff; | |
3951 | ||
3952 | /* This register is not touched during run-time. */ | |
bf5295bb | 3953 | REG_WR(bp, BNX2_HC_COMMAND, bp->hc_cmd | BNX2_HC_COMMAND_COAL_NOW); |
b6016b76 MC |
3954 | REG_RD(bp, BNX2_HC_COMMAND); |
3955 | ||
3956 | for (i = 0; i < 10; i++) { | |
3957 | if ((REG_RD(bp, BNX2_PCICFG_INT_ACK_CMD) & 0xffff) != | |
3958 | status_idx) { | |
3959 | ||
3960 | break; | |
3961 | } | |
3962 | ||
3963 | msleep_interruptible(10); | |
3964 | } | |
3965 | if (i < 10) | |
3966 | return 0; | |
3967 | ||
3968 | return -ENODEV; | |
3969 | } | |
3970 | ||
3971 | static void | |
3972 | bnx2_timer(unsigned long data) | |
3973 | { | |
3974 | struct bnx2 *bp = (struct bnx2 *) data; | |
3975 | u32 msg; | |
3976 | ||
cd339a0e MC |
3977 | if (!netif_running(bp->dev)) |
3978 | return; | |
3979 | ||
b6016b76 MC |
3980 | if (atomic_read(&bp->intr_sem) != 0) |
3981 | goto bnx2_restart_timer; | |
3982 | ||
3983 | msg = (u32) ++bp->fw_drv_pulse_wr_seq; | |
e3648b3d | 3984 | REG_WR_IND(bp, bp->shmem_base + BNX2_DRV_PULSE_MB, msg); |
b6016b76 MC |
3985 | |
3986 | if ((bp->phy_flags & PHY_SERDES_FLAG) && | |
3987 | (CHIP_NUM(bp) == CHIP_NUM_5706)) { | |
b6016b76 | 3988 | |
c770a65c | 3989 | spin_lock(&bp->phy_lock); |
b6016b76 MC |
3990 | if (bp->serdes_an_pending) { |
3991 | bp->serdes_an_pending--; | |
3992 | } | |
3993 | else if ((bp->link_up == 0) && (bp->autoneg & AUTONEG_SPEED)) { | |
3994 | u32 bmcr; | |
3995 | ||
cd339a0e MC |
3996 | bp->current_interval = bp->timer_interval; |
3997 | ||
b6016b76 MC |
3998 | bnx2_read_phy(bp, MII_BMCR, &bmcr); |
3999 | ||
4000 | if (bmcr & BMCR_ANENABLE) { | |
4001 | u32 phy1, phy2; | |
4002 | ||
4003 | bnx2_write_phy(bp, 0x1c, 0x7c00); | |
4004 | bnx2_read_phy(bp, 0x1c, &phy1); | |
4005 | ||
4006 | bnx2_write_phy(bp, 0x17, 0x0f01); | |
4007 | bnx2_read_phy(bp, 0x15, &phy2); | |
4008 | bnx2_write_phy(bp, 0x17, 0x0f01); | |
4009 | bnx2_read_phy(bp, 0x15, &phy2); | |
4010 | ||
4011 | if ((phy1 & 0x10) && /* SIGNAL DETECT */ | |
4012 | !(phy2 & 0x20)) { /* no CONFIG */ | |
4013 | ||
4014 | bmcr &= ~BMCR_ANENABLE; | |
4015 | bmcr |= BMCR_SPEED1000 | | |
4016 | BMCR_FULLDPLX; | |
4017 | bnx2_write_phy(bp, MII_BMCR, bmcr); | |
4018 | bp->phy_flags |= | |
4019 | PHY_PARALLEL_DETECT_FLAG; | |
4020 | } | |
4021 | } | |
4022 | } | |
4023 | else if ((bp->link_up) && (bp->autoneg & AUTONEG_SPEED) && | |
4024 | (bp->phy_flags & PHY_PARALLEL_DETECT_FLAG)) { | |
4025 | u32 phy2; | |
4026 | ||
4027 | bnx2_write_phy(bp, 0x17, 0x0f01); | |
4028 | bnx2_read_phy(bp, 0x15, &phy2); | |
4029 | if (phy2 & 0x20) { | |
4030 | u32 bmcr; | |
4031 | ||
4032 | bnx2_read_phy(bp, MII_BMCR, &bmcr); | |
4033 | bmcr |= BMCR_ANENABLE; | |
4034 | bnx2_write_phy(bp, MII_BMCR, bmcr); | |
4035 | ||
4036 | bp->phy_flags &= ~PHY_PARALLEL_DETECT_FLAG; | |
4037 | ||
4038 | } | |
4039 | } | |
cd339a0e MC |
4040 | else |
4041 | bp->current_interval = bp->timer_interval; | |
b6016b76 | 4042 | |
c770a65c | 4043 | spin_unlock(&bp->phy_lock); |
b6016b76 MC |
4044 | } |
4045 | ||
4046 | bnx2_restart_timer: | |
cd339a0e | 4047 | mod_timer(&bp->timer, jiffies + bp->current_interval); |
b6016b76 MC |
4048 | } |
4049 | ||
4050 | /* Called with rtnl_lock */ | |
4051 | static int | |
4052 | bnx2_open(struct net_device *dev) | |
4053 | { | |
972ec0d4 | 4054 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
4055 | int rc; |
4056 | ||
829ca9a3 | 4057 | bnx2_set_power_state(bp, PCI_D0); |
b6016b76 MC |
4058 | bnx2_disable_int(bp); |
4059 | ||
4060 | rc = bnx2_alloc_mem(bp); | |
4061 | if (rc) | |
4062 | return rc; | |
4063 | ||
4064 | if ((CHIP_ID(bp) != CHIP_ID_5706_A0) && | |
4065 | (CHIP_ID(bp) != CHIP_ID_5706_A1) && | |
4066 | !disable_msi) { | |
4067 | ||
4068 | if (pci_enable_msi(bp->pdev) == 0) { | |
4069 | bp->flags |= USING_MSI_FLAG; | |
4070 | rc = request_irq(bp->pdev->irq, bnx2_msi, 0, dev->name, | |
4071 | dev); | |
4072 | } | |
4073 | else { | |
4074 | rc = request_irq(bp->pdev->irq, bnx2_interrupt, | |
4075 | SA_SHIRQ, dev->name, dev); | |
4076 | } | |
4077 | } | |
4078 | else { | |
4079 | rc = request_irq(bp->pdev->irq, bnx2_interrupt, SA_SHIRQ, | |
4080 | dev->name, dev); | |
4081 | } | |
4082 | if (rc) { | |
4083 | bnx2_free_mem(bp); | |
4084 | return rc; | |
4085 | } | |
4086 | ||
4087 | rc = bnx2_init_nic(bp); | |
4088 | ||
4089 | if (rc) { | |
4090 | free_irq(bp->pdev->irq, dev); | |
4091 | if (bp->flags & USING_MSI_FLAG) { | |
4092 | pci_disable_msi(bp->pdev); | |
4093 | bp->flags &= ~USING_MSI_FLAG; | |
4094 | } | |
4095 | bnx2_free_skbs(bp); | |
4096 | bnx2_free_mem(bp); | |
4097 | return rc; | |
4098 | } | |
4099 | ||
cd339a0e | 4100 | mod_timer(&bp->timer, jiffies + bp->current_interval); |
b6016b76 MC |
4101 | |
4102 | atomic_set(&bp->intr_sem, 0); | |
4103 | ||
4104 | bnx2_enable_int(bp); | |
4105 | ||
4106 | if (bp->flags & USING_MSI_FLAG) { | |
4107 | /* Test MSI to make sure it is working | |
4108 | * If MSI test fails, go back to INTx mode | |
4109 | */ | |
4110 | if (bnx2_test_intr(bp) != 0) { | |
4111 | printk(KERN_WARNING PFX "%s: No interrupt was generated" | |
4112 | " using MSI, switching to INTx mode. Please" | |
4113 | " report this failure to the PCI maintainer" | |
4114 | " and include system chipset information.\n", | |
4115 | bp->dev->name); | |
4116 | ||
4117 | bnx2_disable_int(bp); | |
4118 | free_irq(bp->pdev->irq, dev); | |
4119 | pci_disable_msi(bp->pdev); | |
4120 | bp->flags &= ~USING_MSI_FLAG; | |
4121 | ||
4122 | rc = bnx2_init_nic(bp); | |
4123 | ||
4124 | if (!rc) { | |
4125 | rc = request_irq(bp->pdev->irq, bnx2_interrupt, | |
4126 | SA_SHIRQ, dev->name, dev); | |
4127 | } | |
4128 | if (rc) { | |
4129 | bnx2_free_skbs(bp); | |
4130 | bnx2_free_mem(bp); | |
4131 | del_timer_sync(&bp->timer); | |
4132 | return rc; | |
4133 | } | |
4134 | bnx2_enable_int(bp); | |
4135 | } | |
4136 | } | |
4137 | if (bp->flags & USING_MSI_FLAG) { | |
4138 | printk(KERN_INFO PFX "%s: using MSI\n", dev->name); | |
4139 | } | |
4140 | ||
4141 | netif_start_queue(dev); | |
4142 | ||
4143 | return 0; | |
4144 | } | |
4145 | ||
4146 | static void | |
4147 | bnx2_reset_task(void *data) | |
4148 | { | |
4149 | struct bnx2 *bp = data; | |
4150 | ||
afdc08b9 MC |
4151 | if (!netif_running(bp->dev)) |
4152 | return; | |
4153 | ||
4154 | bp->in_reset_task = 1; | |
b6016b76 MC |
4155 | bnx2_netif_stop(bp); |
4156 | ||
4157 | bnx2_init_nic(bp); | |
4158 | ||
4159 | atomic_set(&bp->intr_sem, 1); | |
4160 | bnx2_netif_start(bp); | |
afdc08b9 | 4161 | bp->in_reset_task = 0; |
b6016b76 MC |
4162 | } |
4163 | ||
4164 | static void | |
4165 | bnx2_tx_timeout(struct net_device *dev) | |
4166 | { | |
972ec0d4 | 4167 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
4168 | |
4169 | /* This allows the netif to be shutdown gracefully before resetting */ | |
4170 | schedule_work(&bp->reset_task); | |
4171 | } | |
4172 | ||
4173 | #ifdef BCM_VLAN | |
4174 | /* Called with rtnl_lock */ | |
4175 | static void | |
4176 | bnx2_vlan_rx_register(struct net_device *dev, struct vlan_group *vlgrp) | |
4177 | { | |
972ec0d4 | 4178 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
4179 | |
4180 | bnx2_netif_stop(bp); | |
4181 | ||
4182 | bp->vlgrp = vlgrp; | |
4183 | bnx2_set_rx_mode(dev); | |
4184 | ||
4185 | bnx2_netif_start(bp); | |
4186 | } | |
4187 | ||
4188 | /* Called with rtnl_lock */ | |
4189 | static void | |
4190 | bnx2_vlan_rx_kill_vid(struct net_device *dev, uint16_t vid) | |
4191 | { | |
972ec0d4 | 4192 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
4193 | |
4194 | bnx2_netif_stop(bp); | |
4195 | ||
4196 | if (bp->vlgrp) | |
4197 | bp->vlgrp->vlan_devices[vid] = NULL; | |
4198 | bnx2_set_rx_mode(dev); | |
4199 | ||
4200 | bnx2_netif_start(bp); | |
4201 | } | |
4202 | #endif | |
4203 | ||
4204 | /* Called with dev->xmit_lock. | |
4205 | * hard_start_xmit is pseudo-lockless - a lock is only required when | |
4206 | * the tx queue is full. This way, we get the benefit of lockless | |
4207 | * operations most of the time without the complexities to handle | |
4208 | * netif_stop_queue/wake_queue race conditions. | |
4209 | */ | |
4210 | static int | |
4211 | bnx2_start_xmit(struct sk_buff *skb, struct net_device *dev) | |
4212 | { | |
972ec0d4 | 4213 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
4214 | dma_addr_t mapping; |
4215 | struct tx_bd *txbd; | |
4216 | struct sw_bd *tx_buf; | |
4217 | u32 len, vlan_tag_flags, last_frag, mss; | |
4218 | u16 prod, ring_prod; | |
4219 | int i; | |
4220 | ||
e89bbf10 | 4221 | if (unlikely(bnx2_tx_avail(bp) < (skb_shinfo(skb)->nr_frags + 1))) { |
b6016b76 MC |
4222 | netif_stop_queue(dev); |
4223 | printk(KERN_ERR PFX "%s: BUG! Tx ring full when queue awake!\n", | |
4224 | dev->name); | |
4225 | ||
4226 | return NETDEV_TX_BUSY; | |
4227 | } | |
4228 | len = skb_headlen(skb); | |
4229 | prod = bp->tx_prod; | |
4230 | ring_prod = TX_RING_IDX(prod); | |
4231 | ||
4232 | vlan_tag_flags = 0; | |
4233 | if (skb->ip_summed == CHECKSUM_HW) { | |
4234 | vlan_tag_flags |= TX_BD_FLAGS_TCP_UDP_CKSUM; | |
4235 | } | |
4236 | ||
4237 | if (bp->vlgrp != 0 && vlan_tx_tag_present(skb)) { | |
4238 | vlan_tag_flags |= | |
4239 | (TX_BD_FLAGS_VLAN_TAG | (vlan_tx_tag_get(skb) << 16)); | |
4240 | } | |
4241 | #ifdef BCM_TSO | |
4242 | if ((mss = skb_shinfo(skb)->tso_size) && | |
4243 | (skb->len > (bp->dev->mtu + ETH_HLEN))) { | |
4244 | u32 tcp_opt_len, ip_tcp_len; | |
4245 | ||
4246 | if (skb_header_cloned(skb) && | |
4247 | pskb_expand_head(skb, 0, 0, GFP_ATOMIC)) { | |
4248 | dev_kfree_skb(skb); | |
4249 | return NETDEV_TX_OK; | |
4250 | } | |
4251 | ||
4252 | tcp_opt_len = ((skb->h.th->doff - 5) * 4); | |
4253 | vlan_tag_flags |= TX_BD_FLAGS_SW_LSO; | |
4254 | ||
4255 | tcp_opt_len = 0; | |
4256 | if (skb->h.th->doff > 5) { | |
4257 | tcp_opt_len = (skb->h.th->doff - 5) << 2; | |
4258 | } | |
4259 | ip_tcp_len = (skb->nh.iph->ihl << 2) + sizeof(struct tcphdr); | |
4260 | ||
4261 | skb->nh.iph->check = 0; | |
4262 | skb->nh.iph->tot_len = ntohs(mss + ip_tcp_len + tcp_opt_len); | |
4263 | skb->h.th->check = | |
4264 | ~csum_tcpudp_magic(skb->nh.iph->saddr, | |
4265 | skb->nh.iph->daddr, | |
4266 | 0, IPPROTO_TCP, 0); | |
4267 | ||
4268 | if (tcp_opt_len || (skb->nh.iph->ihl > 5)) { | |
4269 | vlan_tag_flags |= ((skb->nh.iph->ihl - 5) + | |
4270 | (tcp_opt_len >> 2)) << 8; | |
4271 | } | |
4272 | } | |
4273 | else | |
4274 | #endif | |
4275 | { | |
4276 | mss = 0; | |
4277 | } | |
4278 | ||
4279 | mapping = pci_map_single(bp->pdev, skb->data, len, PCI_DMA_TODEVICE); | |
4280 | ||
4281 | tx_buf = &bp->tx_buf_ring[ring_prod]; | |
4282 | tx_buf->skb = skb; | |
4283 | pci_unmap_addr_set(tx_buf, mapping, mapping); | |
4284 | ||
4285 | txbd = &bp->tx_desc_ring[ring_prod]; | |
4286 | ||
4287 | txbd->tx_bd_haddr_hi = (u64) mapping >> 32; | |
4288 | txbd->tx_bd_haddr_lo = (u64) mapping & 0xffffffff; | |
4289 | txbd->tx_bd_mss_nbytes = len | (mss << 16); | |
4290 | txbd->tx_bd_vlan_tag_flags = vlan_tag_flags | TX_BD_FLAGS_START; | |
4291 | ||
4292 | last_frag = skb_shinfo(skb)->nr_frags; | |
4293 | ||
4294 | for (i = 0; i < last_frag; i++) { | |
4295 | skb_frag_t *frag = &skb_shinfo(skb)->frags[i]; | |
4296 | ||
4297 | prod = NEXT_TX_BD(prod); | |
4298 | ring_prod = TX_RING_IDX(prod); | |
4299 | txbd = &bp->tx_desc_ring[ring_prod]; | |
4300 | ||
4301 | len = frag->size; | |
4302 | mapping = pci_map_page(bp->pdev, frag->page, frag->page_offset, | |
4303 | len, PCI_DMA_TODEVICE); | |
4304 | pci_unmap_addr_set(&bp->tx_buf_ring[ring_prod], | |
4305 | mapping, mapping); | |
4306 | ||
4307 | txbd->tx_bd_haddr_hi = (u64) mapping >> 32; | |
4308 | txbd->tx_bd_haddr_lo = (u64) mapping & 0xffffffff; | |
4309 | txbd->tx_bd_mss_nbytes = len | (mss << 16); | |
4310 | txbd->tx_bd_vlan_tag_flags = vlan_tag_flags; | |
4311 | ||
4312 | } | |
4313 | txbd->tx_bd_vlan_tag_flags |= TX_BD_FLAGS_END; | |
4314 | ||
4315 | prod = NEXT_TX_BD(prod); | |
4316 | bp->tx_prod_bseq += skb->len; | |
4317 | ||
b6016b76 MC |
4318 | REG_WR16(bp, MB_TX_CID_ADDR + BNX2_L2CTX_TX_HOST_BIDX, prod); |
4319 | REG_WR(bp, MB_TX_CID_ADDR + BNX2_L2CTX_TX_HOST_BSEQ, bp->tx_prod_bseq); | |
4320 | ||
4321 | mmiowb(); | |
4322 | ||
4323 | bp->tx_prod = prod; | |
4324 | dev->trans_start = jiffies; | |
4325 | ||
e89bbf10 | 4326 | if (unlikely(bnx2_tx_avail(bp) <= MAX_SKB_FRAGS)) { |
c770a65c | 4327 | spin_lock(&bp->tx_lock); |
e89bbf10 MC |
4328 | netif_stop_queue(dev); |
4329 | ||
4330 | if (bnx2_tx_avail(bp) > MAX_SKB_FRAGS) | |
4331 | netif_wake_queue(dev); | |
c770a65c | 4332 | spin_unlock(&bp->tx_lock); |
b6016b76 MC |
4333 | } |
4334 | ||
4335 | return NETDEV_TX_OK; | |
4336 | } | |
4337 | ||
4338 | /* Called with rtnl_lock */ | |
4339 | static int | |
4340 | bnx2_close(struct net_device *dev) | |
4341 | { | |
972ec0d4 | 4342 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
4343 | u32 reset_code; |
4344 | ||
afdc08b9 MC |
4345 | /* Calling flush_scheduled_work() may deadlock because |
4346 | * linkwatch_event() may be on the workqueue and it will try to get | |
4347 | * the rtnl_lock which we are holding. | |
4348 | */ | |
4349 | while (bp->in_reset_task) | |
4350 | msleep(1); | |
4351 | ||
b6016b76 MC |
4352 | bnx2_netif_stop(bp); |
4353 | del_timer_sync(&bp->timer); | |
dda1e390 MC |
4354 | if (bp->flags & NO_WOL_FLAG) |
4355 | reset_code = BNX2_DRV_MSG_CODE_UNLOAD; | |
4356 | else if (bp->wol) | |
b6016b76 MC |
4357 | reset_code = BNX2_DRV_MSG_CODE_SUSPEND_WOL; |
4358 | else | |
4359 | reset_code = BNX2_DRV_MSG_CODE_SUSPEND_NO_WOL; | |
4360 | bnx2_reset_chip(bp, reset_code); | |
4361 | free_irq(bp->pdev->irq, dev); | |
4362 | if (bp->flags & USING_MSI_FLAG) { | |
4363 | pci_disable_msi(bp->pdev); | |
4364 | bp->flags &= ~USING_MSI_FLAG; | |
4365 | } | |
4366 | bnx2_free_skbs(bp); | |
4367 | bnx2_free_mem(bp); | |
4368 | bp->link_up = 0; | |
4369 | netif_carrier_off(bp->dev); | |
829ca9a3 | 4370 | bnx2_set_power_state(bp, PCI_D3hot); |
b6016b76 MC |
4371 | return 0; |
4372 | } | |
4373 | ||
4374 | #define GET_NET_STATS64(ctr) \ | |
4375 | (unsigned long) ((unsigned long) (ctr##_hi) << 32) + \ | |
4376 | (unsigned long) (ctr##_lo) | |
4377 | ||
4378 | #define GET_NET_STATS32(ctr) \ | |
4379 | (ctr##_lo) | |
4380 | ||
4381 | #if (BITS_PER_LONG == 64) | |
4382 | #define GET_NET_STATS GET_NET_STATS64 | |
4383 | #else | |
4384 | #define GET_NET_STATS GET_NET_STATS32 | |
4385 | #endif | |
4386 | ||
4387 | static struct net_device_stats * | |
4388 | bnx2_get_stats(struct net_device *dev) | |
4389 | { | |
972ec0d4 | 4390 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
4391 | struct statistics_block *stats_blk = bp->stats_blk; |
4392 | struct net_device_stats *net_stats = &bp->net_stats; | |
4393 | ||
4394 | if (bp->stats_blk == NULL) { | |
4395 | return net_stats; | |
4396 | } | |
4397 | net_stats->rx_packets = | |
4398 | GET_NET_STATS(stats_blk->stat_IfHCInUcastPkts) + | |
4399 | GET_NET_STATS(stats_blk->stat_IfHCInMulticastPkts) + | |
4400 | GET_NET_STATS(stats_blk->stat_IfHCInBroadcastPkts); | |
4401 | ||
4402 | net_stats->tx_packets = | |
4403 | GET_NET_STATS(stats_blk->stat_IfHCOutUcastPkts) + | |
4404 | GET_NET_STATS(stats_blk->stat_IfHCOutMulticastPkts) + | |
4405 | GET_NET_STATS(stats_blk->stat_IfHCOutBroadcastPkts); | |
4406 | ||
4407 | net_stats->rx_bytes = | |
4408 | GET_NET_STATS(stats_blk->stat_IfHCInOctets); | |
4409 | ||
4410 | net_stats->tx_bytes = | |
4411 | GET_NET_STATS(stats_blk->stat_IfHCOutOctets); | |
4412 | ||
4413 | net_stats->multicast = | |
4414 | GET_NET_STATS(stats_blk->stat_IfHCOutMulticastPkts); | |
4415 | ||
4416 | net_stats->collisions = | |
4417 | (unsigned long) stats_blk->stat_EtherStatsCollisions; | |
4418 | ||
4419 | net_stats->rx_length_errors = | |
4420 | (unsigned long) (stats_blk->stat_EtherStatsUndersizePkts + | |
4421 | stats_blk->stat_EtherStatsOverrsizePkts); | |
4422 | ||
4423 | net_stats->rx_over_errors = | |
4424 | (unsigned long) stats_blk->stat_IfInMBUFDiscards; | |
4425 | ||
4426 | net_stats->rx_frame_errors = | |
4427 | (unsigned long) stats_blk->stat_Dot3StatsAlignmentErrors; | |
4428 | ||
4429 | net_stats->rx_crc_errors = | |
4430 | (unsigned long) stats_blk->stat_Dot3StatsFCSErrors; | |
4431 | ||
4432 | net_stats->rx_errors = net_stats->rx_length_errors + | |
4433 | net_stats->rx_over_errors + net_stats->rx_frame_errors + | |
4434 | net_stats->rx_crc_errors; | |
4435 | ||
4436 | net_stats->tx_aborted_errors = | |
4437 | (unsigned long) (stats_blk->stat_Dot3StatsExcessiveCollisions + | |
4438 | stats_blk->stat_Dot3StatsLateCollisions); | |
4439 | ||
5b0c76ad MC |
4440 | if ((CHIP_NUM(bp) == CHIP_NUM_5706) || |
4441 | (CHIP_ID(bp) == CHIP_ID_5708_A0)) | |
b6016b76 MC |
4442 | net_stats->tx_carrier_errors = 0; |
4443 | else { | |
4444 | net_stats->tx_carrier_errors = | |
4445 | (unsigned long) | |
4446 | stats_blk->stat_Dot3StatsCarrierSenseErrors; | |
4447 | } | |
4448 | ||
4449 | net_stats->tx_errors = | |
4450 | (unsigned long) | |
4451 | stats_blk->stat_emac_tx_stat_dot3statsinternalmactransmiterrors | |
4452 | + | |
4453 | net_stats->tx_aborted_errors + | |
4454 | net_stats->tx_carrier_errors; | |
4455 | ||
4456 | return net_stats; | |
4457 | } | |
4458 | ||
4459 | /* All ethtool functions called with rtnl_lock */ | |
4460 | ||
4461 | static int | |
4462 | bnx2_get_settings(struct net_device *dev, struct ethtool_cmd *cmd) | |
4463 | { | |
972ec0d4 | 4464 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
4465 | |
4466 | cmd->supported = SUPPORTED_Autoneg; | |
4467 | if (bp->phy_flags & PHY_SERDES_FLAG) { | |
4468 | cmd->supported |= SUPPORTED_1000baseT_Full | | |
4469 | SUPPORTED_FIBRE; | |
4470 | ||
4471 | cmd->port = PORT_FIBRE; | |
4472 | } | |
4473 | else { | |
4474 | cmd->supported |= SUPPORTED_10baseT_Half | | |
4475 | SUPPORTED_10baseT_Full | | |
4476 | SUPPORTED_100baseT_Half | | |
4477 | SUPPORTED_100baseT_Full | | |
4478 | SUPPORTED_1000baseT_Full | | |
4479 | SUPPORTED_TP; | |
4480 | ||
4481 | cmd->port = PORT_TP; | |
4482 | } | |
4483 | ||
4484 | cmd->advertising = bp->advertising; | |
4485 | ||
4486 | if (bp->autoneg & AUTONEG_SPEED) { | |
4487 | cmd->autoneg = AUTONEG_ENABLE; | |
4488 | } | |
4489 | else { | |
4490 | cmd->autoneg = AUTONEG_DISABLE; | |
4491 | } | |
4492 | ||
4493 | if (netif_carrier_ok(dev)) { | |
4494 | cmd->speed = bp->line_speed; | |
4495 | cmd->duplex = bp->duplex; | |
4496 | } | |
4497 | else { | |
4498 | cmd->speed = -1; | |
4499 | cmd->duplex = -1; | |
4500 | } | |
4501 | ||
4502 | cmd->transceiver = XCVR_INTERNAL; | |
4503 | cmd->phy_address = bp->phy_addr; | |
4504 | ||
4505 | return 0; | |
4506 | } | |
4507 | ||
4508 | static int | |
4509 | bnx2_set_settings(struct net_device *dev, struct ethtool_cmd *cmd) | |
4510 | { | |
972ec0d4 | 4511 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
4512 | u8 autoneg = bp->autoneg; |
4513 | u8 req_duplex = bp->req_duplex; | |
4514 | u16 req_line_speed = bp->req_line_speed; | |
4515 | u32 advertising = bp->advertising; | |
4516 | ||
4517 | if (cmd->autoneg == AUTONEG_ENABLE) { | |
4518 | autoneg |= AUTONEG_SPEED; | |
4519 | ||
4520 | cmd->advertising &= ETHTOOL_ALL_COPPER_SPEED; | |
4521 | ||
4522 | /* allow advertising 1 speed */ | |
4523 | if ((cmd->advertising == ADVERTISED_10baseT_Half) || | |
4524 | (cmd->advertising == ADVERTISED_10baseT_Full) || | |
4525 | (cmd->advertising == ADVERTISED_100baseT_Half) || | |
4526 | (cmd->advertising == ADVERTISED_100baseT_Full)) { | |
4527 | ||
4528 | if (bp->phy_flags & PHY_SERDES_FLAG) | |
4529 | return -EINVAL; | |
4530 | ||
4531 | advertising = cmd->advertising; | |
4532 | ||
4533 | } | |
4534 | else if (cmd->advertising == ADVERTISED_1000baseT_Full) { | |
4535 | advertising = cmd->advertising; | |
4536 | } | |
4537 | else if (cmd->advertising == ADVERTISED_1000baseT_Half) { | |
4538 | return -EINVAL; | |
4539 | } | |
4540 | else { | |
4541 | if (bp->phy_flags & PHY_SERDES_FLAG) { | |
4542 | advertising = ETHTOOL_ALL_FIBRE_SPEED; | |
4543 | } | |
4544 | else { | |
4545 | advertising = ETHTOOL_ALL_COPPER_SPEED; | |
4546 | } | |
4547 | } | |
4548 | advertising |= ADVERTISED_Autoneg; | |
4549 | } | |
4550 | else { | |
4551 | if (bp->phy_flags & PHY_SERDES_FLAG) { | |
4552 | if ((cmd->speed != SPEED_1000) || | |
4553 | (cmd->duplex != DUPLEX_FULL)) { | |
4554 | return -EINVAL; | |
4555 | } | |
4556 | } | |
4557 | else if (cmd->speed == SPEED_1000) { | |
4558 | return -EINVAL; | |
4559 | } | |
4560 | autoneg &= ~AUTONEG_SPEED; | |
4561 | req_line_speed = cmd->speed; | |
4562 | req_duplex = cmd->duplex; | |
4563 | advertising = 0; | |
4564 | } | |
4565 | ||
4566 | bp->autoneg = autoneg; | |
4567 | bp->advertising = advertising; | |
4568 | bp->req_line_speed = req_line_speed; | |
4569 | bp->req_duplex = req_duplex; | |
4570 | ||
c770a65c | 4571 | spin_lock_bh(&bp->phy_lock); |
b6016b76 MC |
4572 | |
4573 | bnx2_setup_phy(bp); | |
4574 | ||
c770a65c | 4575 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
4576 | |
4577 | return 0; | |
4578 | } | |
4579 | ||
4580 | static void | |
4581 | bnx2_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *info) | |
4582 | { | |
972ec0d4 | 4583 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
4584 | |
4585 | strcpy(info->driver, DRV_MODULE_NAME); | |
4586 | strcpy(info->version, DRV_MODULE_VERSION); | |
4587 | strcpy(info->bus_info, pci_name(bp->pdev)); | |
4588 | info->fw_version[0] = ((bp->fw_ver & 0xff000000) >> 24) + '0'; | |
4589 | info->fw_version[2] = ((bp->fw_ver & 0xff0000) >> 16) + '0'; | |
4590 | info->fw_version[4] = ((bp->fw_ver & 0xff00) >> 8) + '0'; | |
206cc83c MC |
4591 | info->fw_version[1] = info->fw_version[3] = '.'; |
4592 | info->fw_version[5] = 0; | |
b6016b76 MC |
4593 | } |
4594 | ||
244ac4f4 MC |
4595 | #define BNX2_REGDUMP_LEN (32 * 1024) |
4596 | ||
4597 | static int | |
4598 | bnx2_get_regs_len(struct net_device *dev) | |
4599 | { | |
4600 | return BNX2_REGDUMP_LEN; | |
4601 | } | |
4602 | ||
4603 | static void | |
4604 | bnx2_get_regs(struct net_device *dev, struct ethtool_regs *regs, void *_p) | |
4605 | { | |
4606 | u32 *p = _p, i, offset; | |
4607 | u8 *orig_p = _p; | |
4608 | struct bnx2 *bp = netdev_priv(dev); | |
4609 | u32 reg_boundaries[] = { 0x0000, 0x0098, 0x0400, 0x045c, | |
4610 | 0x0800, 0x0880, 0x0c00, 0x0c10, | |
4611 | 0x0c30, 0x0d08, 0x1000, 0x101c, | |
4612 | 0x1040, 0x1048, 0x1080, 0x10a4, | |
4613 | 0x1400, 0x1490, 0x1498, 0x14f0, | |
4614 | 0x1500, 0x155c, 0x1580, 0x15dc, | |
4615 | 0x1600, 0x1658, 0x1680, 0x16d8, | |
4616 | 0x1800, 0x1820, 0x1840, 0x1854, | |
4617 | 0x1880, 0x1894, 0x1900, 0x1984, | |
4618 | 0x1c00, 0x1c0c, 0x1c40, 0x1c54, | |
4619 | 0x1c80, 0x1c94, 0x1d00, 0x1d84, | |
4620 | 0x2000, 0x2030, 0x23c0, 0x2400, | |
4621 | 0x2800, 0x2820, 0x2830, 0x2850, | |
4622 | 0x2b40, 0x2c10, 0x2fc0, 0x3058, | |
4623 | 0x3c00, 0x3c94, 0x4000, 0x4010, | |
4624 | 0x4080, 0x4090, 0x43c0, 0x4458, | |
4625 | 0x4c00, 0x4c18, 0x4c40, 0x4c54, | |
4626 | 0x4fc0, 0x5010, 0x53c0, 0x5444, | |
4627 | 0x5c00, 0x5c18, 0x5c80, 0x5c90, | |
4628 | 0x5fc0, 0x6000, 0x6400, 0x6428, | |
4629 | 0x6800, 0x6848, 0x684c, 0x6860, | |
4630 | 0x6888, 0x6910, 0x8000 }; | |
4631 | ||
4632 | regs->version = 0; | |
4633 | ||
4634 | memset(p, 0, BNX2_REGDUMP_LEN); | |
4635 | ||
4636 | if (!netif_running(bp->dev)) | |
4637 | return; | |
4638 | ||
4639 | i = 0; | |
4640 | offset = reg_boundaries[0]; | |
4641 | p += offset; | |
4642 | while (offset < BNX2_REGDUMP_LEN) { | |
4643 | *p++ = REG_RD(bp, offset); | |
4644 | offset += 4; | |
4645 | if (offset == reg_boundaries[i + 1]) { | |
4646 | offset = reg_boundaries[i + 2]; | |
4647 | p = (u32 *) (orig_p + offset); | |
4648 | i += 2; | |
4649 | } | |
4650 | } | |
4651 | } | |
4652 | ||
b6016b76 MC |
4653 | static void |
4654 | bnx2_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol) | |
4655 | { | |
972ec0d4 | 4656 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
4657 | |
4658 | if (bp->flags & NO_WOL_FLAG) { | |
4659 | wol->supported = 0; | |
4660 | wol->wolopts = 0; | |
4661 | } | |
4662 | else { | |
4663 | wol->supported = WAKE_MAGIC; | |
4664 | if (bp->wol) | |
4665 | wol->wolopts = WAKE_MAGIC; | |
4666 | else | |
4667 | wol->wolopts = 0; | |
4668 | } | |
4669 | memset(&wol->sopass, 0, sizeof(wol->sopass)); | |
4670 | } | |
4671 | ||
4672 | static int | |
4673 | bnx2_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol) | |
4674 | { | |
972ec0d4 | 4675 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
4676 | |
4677 | if (wol->wolopts & ~WAKE_MAGIC) | |
4678 | return -EINVAL; | |
4679 | ||
4680 | if (wol->wolopts & WAKE_MAGIC) { | |
4681 | if (bp->flags & NO_WOL_FLAG) | |
4682 | return -EINVAL; | |
4683 | ||
4684 | bp->wol = 1; | |
4685 | } | |
4686 | else { | |
4687 | bp->wol = 0; | |
4688 | } | |
4689 | return 0; | |
4690 | } | |
4691 | ||
4692 | static int | |
4693 | bnx2_nway_reset(struct net_device *dev) | |
4694 | { | |
972ec0d4 | 4695 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
4696 | u32 bmcr; |
4697 | ||
4698 | if (!(bp->autoneg & AUTONEG_SPEED)) { | |
4699 | return -EINVAL; | |
4700 | } | |
4701 | ||
c770a65c | 4702 | spin_lock_bh(&bp->phy_lock); |
b6016b76 MC |
4703 | |
4704 | /* Force a link down visible on the other side */ | |
4705 | if (bp->phy_flags & PHY_SERDES_FLAG) { | |
4706 | bnx2_write_phy(bp, MII_BMCR, BMCR_LOOPBACK); | |
c770a65c | 4707 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
4708 | |
4709 | msleep(20); | |
4710 | ||
c770a65c | 4711 | spin_lock_bh(&bp->phy_lock); |
b6016b76 | 4712 | if (CHIP_NUM(bp) == CHIP_NUM_5706) { |
cd339a0e MC |
4713 | bp->current_interval = SERDES_AN_TIMEOUT; |
4714 | bp->serdes_an_pending = 1; | |
4715 | mod_timer(&bp->timer, jiffies + bp->current_interval); | |
b6016b76 MC |
4716 | } |
4717 | } | |
4718 | ||
4719 | bnx2_read_phy(bp, MII_BMCR, &bmcr); | |
4720 | bmcr &= ~BMCR_LOOPBACK; | |
4721 | bnx2_write_phy(bp, MII_BMCR, bmcr | BMCR_ANRESTART | BMCR_ANENABLE); | |
4722 | ||
c770a65c | 4723 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
4724 | |
4725 | return 0; | |
4726 | } | |
4727 | ||
4728 | static int | |
4729 | bnx2_get_eeprom_len(struct net_device *dev) | |
4730 | { | |
972ec0d4 | 4731 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 4732 | |
1122db71 | 4733 | if (bp->flash_info == NULL) |
b6016b76 MC |
4734 | return 0; |
4735 | ||
1122db71 | 4736 | return (int) bp->flash_size; |
b6016b76 MC |
4737 | } |
4738 | ||
4739 | static int | |
4740 | bnx2_get_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom, | |
4741 | u8 *eebuf) | |
4742 | { | |
972ec0d4 | 4743 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
4744 | int rc; |
4745 | ||
1064e944 | 4746 | /* parameters already validated in ethtool_get_eeprom */ |
b6016b76 MC |
4747 | |
4748 | rc = bnx2_nvram_read(bp, eeprom->offset, eebuf, eeprom->len); | |
4749 | ||
4750 | return rc; | |
4751 | } | |
4752 | ||
4753 | static int | |
4754 | bnx2_set_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom, | |
4755 | u8 *eebuf) | |
4756 | { | |
972ec0d4 | 4757 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
4758 | int rc; |
4759 | ||
1064e944 | 4760 | /* parameters already validated in ethtool_set_eeprom */ |
b6016b76 MC |
4761 | |
4762 | rc = bnx2_nvram_write(bp, eeprom->offset, eebuf, eeprom->len); | |
4763 | ||
4764 | return rc; | |
4765 | } | |
4766 | ||
4767 | static int | |
4768 | bnx2_get_coalesce(struct net_device *dev, struct ethtool_coalesce *coal) | |
4769 | { | |
972ec0d4 | 4770 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
4771 | |
4772 | memset(coal, 0, sizeof(struct ethtool_coalesce)); | |
4773 | ||
4774 | coal->rx_coalesce_usecs = bp->rx_ticks; | |
4775 | coal->rx_max_coalesced_frames = bp->rx_quick_cons_trip; | |
4776 | coal->rx_coalesce_usecs_irq = bp->rx_ticks_int; | |
4777 | coal->rx_max_coalesced_frames_irq = bp->rx_quick_cons_trip_int; | |
4778 | ||
4779 | coal->tx_coalesce_usecs = bp->tx_ticks; | |
4780 | coal->tx_max_coalesced_frames = bp->tx_quick_cons_trip; | |
4781 | coal->tx_coalesce_usecs_irq = bp->tx_ticks_int; | |
4782 | coal->tx_max_coalesced_frames_irq = bp->tx_quick_cons_trip_int; | |
4783 | ||
4784 | coal->stats_block_coalesce_usecs = bp->stats_ticks; | |
4785 | ||
4786 | return 0; | |
4787 | } | |
4788 | ||
4789 | static int | |
4790 | bnx2_set_coalesce(struct net_device *dev, struct ethtool_coalesce *coal) | |
4791 | { | |
972ec0d4 | 4792 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
4793 | |
4794 | bp->rx_ticks = (u16) coal->rx_coalesce_usecs; | |
4795 | if (bp->rx_ticks > 0x3ff) bp->rx_ticks = 0x3ff; | |
4796 | ||
4797 | bp->rx_quick_cons_trip = (u16) coal->rx_max_coalesced_frames; | |
4798 | if (bp->rx_quick_cons_trip > 0xff) bp->rx_quick_cons_trip = 0xff; | |
4799 | ||
4800 | bp->rx_ticks_int = (u16) coal->rx_coalesce_usecs_irq; | |
4801 | if (bp->rx_ticks_int > 0x3ff) bp->rx_ticks_int = 0x3ff; | |
4802 | ||
4803 | bp->rx_quick_cons_trip_int = (u16) coal->rx_max_coalesced_frames_irq; | |
4804 | if (bp->rx_quick_cons_trip_int > 0xff) | |
4805 | bp->rx_quick_cons_trip_int = 0xff; | |
4806 | ||
4807 | bp->tx_ticks = (u16) coal->tx_coalesce_usecs; | |
4808 | if (bp->tx_ticks > 0x3ff) bp->tx_ticks = 0x3ff; | |
4809 | ||
4810 | bp->tx_quick_cons_trip = (u16) coal->tx_max_coalesced_frames; | |
4811 | if (bp->tx_quick_cons_trip > 0xff) bp->tx_quick_cons_trip = 0xff; | |
4812 | ||
4813 | bp->tx_ticks_int = (u16) coal->tx_coalesce_usecs_irq; | |
4814 | if (bp->tx_ticks_int > 0x3ff) bp->tx_ticks_int = 0x3ff; | |
4815 | ||
4816 | bp->tx_quick_cons_trip_int = (u16) coal->tx_max_coalesced_frames_irq; | |
4817 | if (bp->tx_quick_cons_trip_int > 0xff) bp->tx_quick_cons_trip_int = | |
4818 | 0xff; | |
4819 | ||
4820 | bp->stats_ticks = coal->stats_block_coalesce_usecs; | |
4821 | if (bp->stats_ticks > 0xffff00) bp->stats_ticks = 0xffff00; | |
4822 | bp->stats_ticks &= 0xffff00; | |
4823 | ||
4824 | if (netif_running(bp->dev)) { | |
4825 | bnx2_netif_stop(bp); | |
4826 | bnx2_init_nic(bp); | |
4827 | bnx2_netif_start(bp); | |
4828 | } | |
4829 | ||
4830 | return 0; | |
4831 | } | |
4832 | ||
4833 | static void | |
4834 | bnx2_get_ringparam(struct net_device *dev, struct ethtool_ringparam *ering) | |
4835 | { | |
972ec0d4 | 4836 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 4837 | |
13daffa2 | 4838 | ering->rx_max_pending = MAX_TOTAL_RX_DESC_CNT; |
b6016b76 MC |
4839 | ering->rx_mini_max_pending = 0; |
4840 | ering->rx_jumbo_max_pending = 0; | |
4841 | ||
4842 | ering->rx_pending = bp->rx_ring_size; | |
4843 | ering->rx_mini_pending = 0; | |
4844 | ering->rx_jumbo_pending = 0; | |
4845 | ||
4846 | ering->tx_max_pending = MAX_TX_DESC_CNT; | |
4847 | ering->tx_pending = bp->tx_ring_size; | |
4848 | } | |
4849 | ||
4850 | static int | |
4851 | bnx2_set_ringparam(struct net_device *dev, struct ethtool_ringparam *ering) | |
4852 | { | |
972ec0d4 | 4853 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 4854 | |
13daffa2 | 4855 | if ((ering->rx_pending > MAX_TOTAL_RX_DESC_CNT) || |
b6016b76 MC |
4856 | (ering->tx_pending > MAX_TX_DESC_CNT) || |
4857 | (ering->tx_pending <= MAX_SKB_FRAGS)) { | |
4858 | ||
4859 | return -EINVAL; | |
4860 | } | |
13daffa2 MC |
4861 | if (netif_running(bp->dev)) { |
4862 | bnx2_netif_stop(bp); | |
4863 | bnx2_reset_chip(bp, BNX2_DRV_MSG_CODE_RESET); | |
4864 | bnx2_free_skbs(bp); | |
4865 | bnx2_free_mem(bp); | |
4866 | } | |
4867 | ||
4868 | bnx2_set_rx_ring_size(bp, ering->rx_pending); | |
b6016b76 MC |
4869 | bp->tx_ring_size = ering->tx_pending; |
4870 | ||
4871 | if (netif_running(bp->dev)) { | |
13daffa2 MC |
4872 | int rc; |
4873 | ||
4874 | rc = bnx2_alloc_mem(bp); | |
4875 | if (rc) | |
4876 | return rc; | |
b6016b76 MC |
4877 | bnx2_init_nic(bp); |
4878 | bnx2_netif_start(bp); | |
4879 | } | |
4880 | ||
4881 | return 0; | |
4882 | } | |
4883 | ||
4884 | static void | |
4885 | bnx2_get_pauseparam(struct net_device *dev, struct ethtool_pauseparam *epause) | |
4886 | { | |
972ec0d4 | 4887 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
4888 | |
4889 | epause->autoneg = ((bp->autoneg & AUTONEG_FLOW_CTRL) != 0); | |
4890 | epause->rx_pause = ((bp->flow_ctrl & FLOW_CTRL_RX) != 0); | |
4891 | epause->tx_pause = ((bp->flow_ctrl & FLOW_CTRL_TX) != 0); | |
4892 | } | |
4893 | ||
4894 | static int | |
4895 | bnx2_set_pauseparam(struct net_device *dev, struct ethtool_pauseparam *epause) | |
4896 | { | |
972ec0d4 | 4897 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
4898 | |
4899 | bp->req_flow_ctrl = 0; | |
4900 | if (epause->rx_pause) | |
4901 | bp->req_flow_ctrl |= FLOW_CTRL_RX; | |
4902 | if (epause->tx_pause) | |
4903 | bp->req_flow_ctrl |= FLOW_CTRL_TX; | |
4904 | ||
4905 | if (epause->autoneg) { | |
4906 | bp->autoneg |= AUTONEG_FLOW_CTRL; | |
4907 | } | |
4908 | else { | |
4909 | bp->autoneg &= ~AUTONEG_FLOW_CTRL; | |
4910 | } | |
4911 | ||
c770a65c | 4912 | spin_lock_bh(&bp->phy_lock); |
b6016b76 MC |
4913 | |
4914 | bnx2_setup_phy(bp); | |
4915 | ||
c770a65c | 4916 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
4917 | |
4918 | return 0; | |
4919 | } | |
4920 | ||
4921 | static u32 | |
4922 | bnx2_get_rx_csum(struct net_device *dev) | |
4923 | { | |
972ec0d4 | 4924 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
4925 | |
4926 | return bp->rx_csum; | |
4927 | } | |
4928 | ||
4929 | static int | |
4930 | bnx2_set_rx_csum(struct net_device *dev, u32 data) | |
4931 | { | |
972ec0d4 | 4932 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
4933 | |
4934 | bp->rx_csum = data; | |
4935 | return 0; | |
4936 | } | |
4937 | ||
4938 | #define BNX2_NUM_STATS 45 | |
4939 | ||
14ab9b86 | 4940 | static struct { |
b6016b76 MC |
4941 | char string[ETH_GSTRING_LEN]; |
4942 | } bnx2_stats_str_arr[BNX2_NUM_STATS] = { | |
4943 | { "rx_bytes" }, | |
4944 | { "rx_error_bytes" }, | |
4945 | { "tx_bytes" }, | |
4946 | { "tx_error_bytes" }, | |
4947 | { "rx_ucast_packets" }, | |
4948 | { "rx_mcast_packets" }, | |
4949 | { "rx_bcast_packets" }, | |
4950 | { "tx_ucast_packets" }, | |
4951 | { "tx_mcast_packets" }, | |
4952 | { "tx_bcast_packets" }, | |
4953 | { "tx_mac_errors" }, | |
4954 | { "tx_carrier_errors" }, | |
4955 | { "rx_crc_errors" }, | |
4956 | { "rx_align_errors" }, | |
4957 | { "tx_single_collisions" }, | |
4958 | { "tx_multi_collisions" }, | |
4959 | { "tx_deferred" }, | |
4960 | { "tx_excess_collisions" }, | |
4961 | { "tx_late_collisions" }, | |
4962 | { "tx_total_collisions" }, | |
4963 | { "rx_fragments" }, | |
4964 | { "rx_jabbers" }, | |
4965 | { "rx_undersize_packets" }, | |
4966 | { "rx_oversize_packets" }, | |
4967 | { "rx_64_byte_packets" }, | |
4968 | { "rx_65_to_127_byte_packets" }, | |
4969 | { "rx_128_to_255_byte_packets" }, | |
4970 | { "rx_256_to_511_byte_packets" }, | |
4971 | { "rx_512_to_1023_byte_packets" }, | |
4972 | { "rx_1024_to_1522_byte_packets" }, | |
4973 | { "rx_1523_to_9022_byte_packets" }, | |
4974 | { "tx_64_byte_packets" }, | |
4975 | { "tx_65_to_127_byte_packets" }, | |
4976 | { "tx_128_to_255_byte_packets" }, | |
4977 | { "tx_256_to_511_byte_packets" }, | |
4978 | { "tx_512_to_1023_byte_packets" }, | |
4979 | { "tx_1024_to_1522_byte_packets" }, | |
4980 | { "tx_1523_to_9022_byte_packets" }, | |
4981 | { "rx_xon_frames" }, | |
4982 | { "rx_xoff_frames" }, | |
4983 | { "tx_xon_frames" }, | |
4984 | { "tx_xoff_frames" }, | |
4985 | { "rx_mac_ctrl_frames" }, | |
4986 | { "rx_filtered_packets" }, | |
4987 | { "rx_discards" }, | |
4988 | }; | |
4989 | ||
4990 | #define STATS_OFFSET32(offset_name) (offsetof(struct statistics_block, offset_name) / 4) | |
4991 | ||
f71e1309 | 4992 | static const unsigned long bnx2_stats_offset_arr[BNX2_NUM_STATS] = { |
b6016b76 MC |
4993 | STATS_OFFSET32(stat_IfHCInOctets_hi), |
4994 | STATS_OFFSET32(stat_IfHCInBadOctets_hi), | |
4995 | STATS_OFFSET32(stat_IfHCOutOctets_hi), | |
4996 | STATS_OFFSET32(stat_IfHCOutBadOctets_hi), | |
4997 | STATS_OFFSET32(stat_IfHCInUcastPkts_hi), | |
4998 | STATS_OFFSET32(stat_IfHCInMulticastPkts_hi), | |
4999 | STATS_OFFSET32(stat_IfHCInBroadcastPkts_hi), | |
5000 | STATS_OFFSET32(stat_IfHCOutUcastPkts_hi), | |
5001 | STATS_OFFSET32(stat_IfHCOutMulticastPkts_hi), | |
5002 | STATS_OFFSET32(stat_IfHCOutBroadcastPkts_hi), | |
5003 | STATS_OFFSET32(stat_emac_tx_stat_dot3statsinternalmactransmiterrors), | |
5004 | STATS_OFFSET32(stat_Dot3StatsCarrierSenseErrors), | |
5005 | STATS_OFFSET32(stat_Dot3StatsFCSErrors), | |
5006 | STATS_OFFSET32(stat_Dot3StatsAlignmentErrors), | |
5007 | STATS_OFFSET32(stat_Dot3StatsSingleCollisionFrames), | |
5008 | STATS_OFFSET32(stat_Dot3StatsMultipleCollisionFrames), | |
5009 | STATS_OFFSET32(stat_Dot3StatsDeferredTransmissions), | |
5010 | STATS_OFFSET32(stat_Dot3StatsExcessiveCollisions), | |
5011 | STATS_OFFSET32(stat_Dot3StatsLateCollisions), | |
5012 | STATS_OFFSET32(stat_EtherStatsCollisions), | |
5013 | STATS_OFFSET32(stat_EtherStatsFragments), | |
5014 | STATS_OFFSET32(stat_EtherStatsJabbers), | |
5015 | STATS_OFFSET32(stat_EtherStatsUndersizePkts), | |
5016 | STATS_OFFSET32(stat_EtherStatsOverrsizePkts), | |
5017 | STATS_OFFSET32(stat_EtherStatsPktsRx64Octets), | |
5018 | STATS_OFFSET32(stat_EtherStatsPktsRx65Octetsto127Octets), | |
5019 | STATS_OFFSET32(stat_EtherStatsPktsRx128Octetsto255Octets), | |
5020 | STATS_OFFSET32(stat_EtherStatsPktsRx256Octetsto511Octets), | |
5021 | STATS_OFFSET32(stat_EtherStatsPktsRx512Octetsto1023Octets), | |
5022 | STATS_OFFSET32(stat_EtherStatsPktsRx1024Octetsto1522Octets), | |
5023 | STATS_OFFSET32(stat_EtherStatsPktsRx1523Octetsto9022Octets), | |
5024 | STATS_OFFSET32(stat_EtherStatsPktsTx64Octets), | |
5025 | STATS_OFFSET32(stat_EtherStatsPktsTx65Octetsto127Octets), | |
5026 | STATS_OFFSET32(stat_EtherStatsPktsTx128Octetsto255Octets), | |
5027 | STATS_OFFSET32(stat_EtherStatsPktsTx256Octetsto511Octets), | |
5028 | STATS_OFFSET32(stat_EtherStatsPktsTx512Octetsto1023Octets), | |
5029 | STATS_OFFSET32(stat_EtherStatsPktsTx1024Octetsto1522Octets), | |
5030 | STATS_OFFSET32(stat_EtherStatsPktsTx1523Octetsto9022Octets), | |
5031 | STATS_OFFSET32(stat_XonPauseFramesReceived), | |
5032 | STATS_OFFSET32(stat_XoffPauseFramesReceived), | |
5033 | STATS_OFFSET32(stat_OutXonSent), | |
5034 | STATS_OFFSET32(stat_OutXoffSent), | |
5035 | STATS_OFFSET32(stat_MacControlFramesReceived), | |
5036 | STATS_OFFSET32(stat_IfInFramesL2FilterDiscards), | |
5037 | STATS_OFFSET32(stat_IfInMBUFDiscards), | |
5038 | }; | |
5039 | ||
5040 | /* stat_IfHCInBadOctets and stat_Dot3StatsCarrierSenseErrors are | |
5041 | * skipped because of errata. | |
5042 | */ | |
14ab9b86 | 5043 | static u8 bnx2_5706_stats_len_arr[BNX2_NUM_STATS] = { |
b6016b76 MC |
5044 | 8,0,8,8,8,8,8,8,8,8, |
5045 | 4,0,4,4,4,4,4,4,4,4, | |
5046 | 4,4,4,4,4,4,4,4,4,4, | |
5047 | 4,4,4,4,4,4,4,4,4,4, | |
5048 | 4,4,4,4,4, | |
5049 | }; | |
5050 | ||
5b0c76ad MC |
5051 | static u8 bnx2_5708_stats_len_arr[BNX2_NUM_STATS] = { |
5052 | 8,0,8,8,8,8,8,8,8,8, | |
5053 | 4,4,4,4,4,4,4,4,4,4, | |
5054 | 4,4,4,4,4,4,4,4,4,4, | |
5055 | 4,4,4,4,4,4,4,4,4,4, | |
5056 | 4,4,4,4,4, | |
5057 | }; | |
5058 | ||
b6016b76 MC |
5059 | #define BNX2_NUM_TESTS 6 |
5060 | ||
14ab9b86 | 5061 | static struct { |
b6016b76 MC |
5062 | char string[ETH_GSTRING_LEN]; |
5063 | } bnx2_tests_str_arr[BNX2_NUM_TESTS] = { | |
5064 | { "register_test (offline)" }, | |
5065 | { "memory_test (offline)" }, | |
5066 | { "loopback_test (offline)" }, | |
5067 | { "nvram_test (online)" }, | |
5068 | { "interrupt_test (online)" }, | |
5069 | { "link_test (online)" }, | |
5070 | }; | |
5071 | ||
5072 | static int | |
5073 | bnx2_self_test_count(struct net_device *dev) | |
5074 | { | |
5075 | return BNX2_NUM_TESTS; | |
5076 | } | |
5077 | ||
5078 | static void | |
5079 | bnx2_self_test(struct net_device *dev, struct ethtool_test *etest, u64 *buf) | |
5080 | { | |
972ec0d4 | 5081 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5082 | |
5083 | memset(buf, 0, sizeof(u64) * BNX2_NUM_TESTS); | |
5084 | if (etest->flags & ETH_TEST_FL_OFFLINE) { | |
5085 | bnx2_netif_stop(bp); | |
5086 | bnx2_reset_chip(bp, BNX2_DRV_MSG_CODE_DIAG); | |
5087 | bnx2_free_skbs(bp); | |
5088 | ||
5089 | if (bnx2_test_registers(bp) != 0) { | |
5090 | buf[0] = 1; | |
5091 | etest->flags |= ETH_TEST_FL_FAILED; | |
5092 | } | |
5093 | if (bnx2_test_memory(bp) != 0) { | |
5094 | buf[1] = 1; | |
5095 | etest->flags |= ETH_TEST_FL_FAILED; | |
5096 | } | |
bc5a0690 | 5097 | if ((buf[2] = bnx2_test_loopback(bp)) != 0) |
b6016b76 | 5098 | etest->flags |= ETH_TEST_FL_FAILED; |
b6016b76 MC |
5099 | |
5100 | if (!netif_running(bp->dev)) { | |
5101 | bnx2_reset_chip(bp, BNX2_DRV_MSG_CODE_RESET); | |
5102 | } | |
5103 | else { | |
5104 | bnx2_init_nic(bp); | |
5105 | bnx2_netif_start(bp); | |
5106 | } | |
5107 | ||
5108 | /* wait for link up */ | |
5109 | msleep_interruptible(3000); | |
5110 | if ((!bp->link_up) && !(bp->phy_flags & PHY_SERDES_FLAG)) | |
5111 | msleep_interruptible(4000); | |
5112 | } | |
5113 | ||
5114 | if (bnx2_test_nvram(bp) != 0) { | |
5115 | buf[3] = 1; | |
5116 | etest->flags |= ETH_TEST_FL_FAILED; | |
5117 | } | |
5118 | if (bnx2_test_intr(bp) != 0) { | |
5119 | buf[4] = 1; | |
5120 | etest->flags |= ETH_TEST_FL_FAILED; | |
5121 | } | |
5122 | ||
5123 | if (bnx2_test_link(bp) != 0) { | |
5124 | buf[5] = 1; | |
5125 | etest->flags |= ETH_TEST_FL_FAILED; | |
5126 | ||
5127 | } | |
5128 | } | |
5129 | ||
5130 | static void | |
5131 | bnx2_get_strings(struct net_device *dev, u32 stringset, u8 *buf) | |
5132 | { | |
5133 | switch (stringset) { | |
5134 | case ETH_SS_STATS: | |
5135 | memcpy(buf, bnx2_stats_str_arr, | |
5136 | sizeof(bnx2_stats_str_arr)); | |
5137 | break; | |
5138 | case ETH_SS_TEST: | |
5139 | memcpy(buf, bnx2_tests_str_arr, | |
5140 | sizeof(bnx2_tests_str_arr)); | |
5141 | break; | |
5142 | } | |
5143 | } | |
5144 | ||
5145 | static int | |
5146 | bnx2_get_stats_count(struct net_device *dev) | |
5147 | { | |
5148 | return BNX2_NUM_STATS; | |
5149 | } | |
5150 | ||
5151 | static void | |
5152 | bnx2_get_ethtool_stats(struct net_device *dev, | |
5153 | struct ethtool_stats *stats, u64 *buf) | |
5154 | { | |
972ec0d4 | 5155 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5156 | int i; |
5157 | u32 *hw_stats = (u32 *) bp->stats_blk; | |
14ab9b86 | 5158 | u8 *stats_len_arr = NULL; |
b6016b76 MC |
5159 | |
5160 | if (hw_stats == NULL) { | |
5161 | memset(buf, 0, sizeof(u64) * BNX2_NUM_STATS); | |
5162 | return; | |
5163 | } | |
5164 | ||
5b0c76ad MC |
5165 | if ((CHIP_ID(bp) == CHIP_ID_5706_A0) || |
5166 | (CHIP_ID(bp) == CHIP_ID_5706_A1) || | |
5167 | (CHIP_ID(bp) == CHIP_ID_5706_A2) || | |
5168 | (CHIP_ID(bp) == CHIP_ID_5708_A0)) | |
b6016b76 | 5169 | stats_len_arr = bnx2_5706_stats_len_arr; |
5b0c76ad MC |
5170 | else |
5171 | stats_len_arr = bnx2_5708_stats_len_arr; | |
b6016b76 MC |
5172 | |
5173 | for (i = 0; i < BNX2_NUM_STATS; i++) { | |
5174 | if (stats_len_arr[i] == 0) { | |
5175 | /* skip this counter */ | |
5176 | buf[i] = 0; | |
5177 | continue; | |
5178 | } | |
5179 | if (stats_len_arr[i] == 4) { | |
5180 | /* 4-byte counter */ | |
5181 | buf[i] = (u64) | |
5182 | *(hw_stats + bnx2_stats_offset_arr[i]); | |
5183 | continue; | |
5184 | } | |
5185 | /* 8-byte counter */ | |
5186 | buf[i] = (((u64) *(hw_stats + | |
5187 | bnx2_stats_offset_arr[i])) << 32) + | |
5188 | *(hw_stats + bnx2_stats_offset_arr[i] + 1); | |
5189 | } | |
5190 | } | |
5191 | ||
5192 | static int | |
5193 | bnx2_phys_id(struct net_device *dev, u32 data) | |
5194 | { | |
972ec0d4 | 5195 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5196 | int i; |
5197 | u32 save; | |
5198 | ||
5199 | if (data == 0) | |
5200 | data = 2; | |
5201 | ||
5202 | save = REG_RD(bp, BNX2_MISC_CFG); | |
5203 | REG_WR(bp, BNX2_MISC_CFG, BNX2_MISC_CFG_LEDMODE_MAC); | |
5204 | ||
5205 | for (i = 0; i < (data * 2); i++) { | |
5206 | if ((i % 2) == 0) { | |
5207 | REG_WR(bp, BNX2_EMAC_LED, BNX2_EMAC_LED_OVERRIDE); | |
5208 | } | |
5209 | else { | |
5210 | REG_WR(bp, BNX2_EMAC_LED, BNX2_EMAC_LED_OVERRIDE | | |
5211 | BNX2_EMAC_LED_1000MB_OVERRIDE | | |
5212 | BNX2_EMAC_LED_100MB_OVERRIDE | | |
5213 | BNX2_EMAC_LED_10MB_OVERRIDE | | |
5214 | BNX2_EMAC_LED_TRAFFIC_OVERRIDE | | |
5215 | BNX2_EMAC_LED_TRAFFIC); | |
5216 | } | |
5217 | msleep_interruptible(500); | |
5218 | if (signal_pending(current)) | |
5219 | break; | |
5220 | } | |
5221 | REG_WR(bp, BNX2_EMAC_LED, 0); | |
5222 | REG_WR(bp, BNX2_MISC_CFG, save); | |
5223 | return 0; | |
5224 | } | |
5225 | ||
5226 | static struct ethtool_ops bnx2_ethtool_ops = { | |
5227 | .get_settings = bnx2_get_settings, | |
5228 | .set_settings = bnx2_set_settings, | |
5229 | .get_drvinfo = bnx2_get_drvinfo, | |
244ac4f4 MC |
5230 | .get_regs_len = bnx2_get_regs_len, |
5231 | .get_regs = bnx2_get_regs, | |
b6016b76 MC |
5232 | .get_wol = bnx2_get_wol, |
5233 | .set_wol = bnx2_set_wol, | |
5234 | .nway_reset = bnx2_nway_reset, | |
5235 | .get_link = ethtool_op_get_link, | |
5236 | .get_eeprom_len = bnx2_get_eeprom_len, | |
5237 | .get_eeprom = bnx2_get_eeprom, | |
5238 | .set_eeprom = bnx2_set_eeprom, | |
5239 | .get_coalesce = bnx2_get_coalesce, | |
5240 | .set_coalesce = bnx2_set_coalesce, | |
5241 | .get_ringparam = bnx2_get_ringparam, | |
5242 | .set_ringparam = bnx2_set_ringparam, | |
5243 | .get_pauseparam = bnx2_get_pauseparam, | |
5244 | .set_pauseparam = bnx2_set_pauseparam, | |
5245 | .get_rx_csum = bnx2_get_rx_csum, | |
5246 | .set_rx_csum = bnx2_set_rx_csum, | |
5247 | .get_tx_csum = ethtool_op_get_tx_csum, | |
5248 | .set_tx_csum = ethtool_op_set_tx_csum, | |
5249 | .get_sg = ethtool_op_get_sg, | |
5250 | .set_sg = ethtool_op_set_sg, | |
5251 | #ifdef BCM_TSO | |
5252 | .get_tso = ethtool_op_get_tso, | |
5253 | .set_tso = ethtool_op_set_tso, | |
5254 | #endif | |
5255 | .self_test_count = bnx2_self_test_count, | |
5256 | .self_test = bnx2_self_test, | |
5257 | .get_strings = bnx2_get_strings, | |
5258 | .phys_id = bnx2_phys_id, | |
5259 | .get_stats_count = bnx2_get_stats_count, | |
5260 | .get_ethtool_stats = bnx2_get_ethtool_stats, | |
24b8e05d | 5261 | .get_perm_addr = ethtool_op_get_perm_addr, |
b6016b76 MC |
5262 | }; |
5263 | ||
5264 | /* Called with rtnl_lock */ | |
5265 | static int | |
5266 | bnx2_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) | |
5267 | { | |
14ab9b86 | 5268 | struct mii_ioctl_data *data = if_mii(ifr); |
972ec0d4 | 5269 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5270 | int err; |
5271 | ||
5272 | switch(cmd) { | |
5273 | case SIOCGMIIPHY: | |
5274 | data->phy_id = bp->phy_addr; | |
5275 | ||
5276 | /* fallthru */ | |
5277 | case SIOCGMIIREG: { | |
5278 | u32 mii_regval; | |
5279 | ||
c770a65c | 5280 | spin_lock_bh(&bp->phy_lock); |
b6016b76 | 5281 | err = bnx2_read_phy(bp, data->reg_num & 0x1f, &mii_regval); |
c770a65c | 5282 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
5283 | |
5284 | data->val_out = mii_regval; | |
5285 | ||
5286 | return err; | |
5287 | } | |
5288 | ||
5289 | case SIOCSMIIREG: | |
5290 | if (!capable(CAP_NET_ADMIN)) | |
5291 | return -EPERM; | |
5292 | ||
c770a65c | 5293 | spin_lock_bh(&bp->phy_lock); |
b6016b76 | 5294 | err = bnx2_write_phy(bp, data->reg_num & 0x1f, data->val_in); |
c770a65c | 5295 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
5296 | |
5297 | return err; | |
5298 | ||
5299 | default: | |
5300 | /* do nothing */ | |
5301 | break; | |
5302 | } | |
5303 | return -EOPNOTSUPP; | |
5304 | } | |
5305 | ||
5306 | /* Called with rtnl_lock */ | |
5307 | static int | |
5308 | bnx2_change_mac_addr(struct net_device *dev, void *p) | |
5309 | { | |
5310 | struct sockaddr *addr = p; | |
972ec0d4 | 5311 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 5312 | |
73eef4cd MC |
5313 | if (!is_valid_ether_addr(addr->sa_data)) |
5314 | return -EINVAL; | |
5315 | ||
b6016b76 MC |
5316 | memcpy(dev->dev_addr, addr->sa_data, dev->addr_len); |
5317 | if (netif_running(dev)) | |
5318 | bnx2_set_mac_addr(bp); | |
5319 | ||
5320 | return 0; | |
5321 | } | |
5322 | ||
5323 | /* Called with rtnl_lock */ | |
5324 | static int | |
5325 | bnx2_change_mtu(struct net_device *dev, int new_mtu) | |
5326 | { | |
972ec0d4 | 5327 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5328 | |
5329 | if (((new_mtu + ETH_HLEN) > MAX_ETHERNET_JUMBO_PACKET_SIZE) || | |
5330 | ((new_mtu + ETH_HLEN) < MIN_ETHERNET_PACKET_SIZE)) | |
5331 | return -EINVAL; | |
5332 | ||
5333 | dev->mtu = new_mtu; | |
5334 | if (netif_running(dev)) { | |
5335 | bnx2_netif_stop(bp); | |
5336 | ||
5337 | bnx2_init_nic(bp); | |
5338 | ||
5339 | bnx2_netif_start(bp); | |
5340 | } | |
5341 | return 0; | |
5342 | } | |
5343 | ||
5344 | #if defined(HAVE_POLL_CONTROLLER) || defined(CONFIG_NET_POLL_CONTROLLER) | |
5345 | static void | |
5346 | poll_bnx2(struct net_device *dev) | |
5347 | { | |
972ec0d4 | 5348 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5349 | |
5350 | disable_irq(bp->pdev->irq); | |
5351 | bnx2_interrupt(bp->pdev->irq, dev, NULL); | |
5352 | enable_irq(bp->pdev->irq); | |
5353 | } | |
5354 | #endif | |
5355 | ||
5356 | static int __devinit | |
5357 | bnx2_init_board(struct pci_dev *pdev, struct net_device *dev) | |
5358 | { | |
5359 | struct bnx2 *bp; | |
5360 | unsigned long mem_len; | |
5361 | int rc; | |
5362 | u32 reg; | |
5363 | ||
5364 | SET_MODULE_OWNER(dev); | |
5365 | SET_NETDEV_DEV(dev, &pdev->dev); | |
972ec0d4 | 5366 | bp = netdev_priv(dev); |
b6016b76 MC |
5367 | |
5368 | bp->flags = 0; | |
5369 | bp->phy_flags = 0; | |
5370 | ||
5371 | /* enable device (incl. PCI PM wakeup), and bus-mastering */ | |
5372 | rc = pci_enable_device(pdev); | |
5373 | if (rc) { | |
5374 | printk(KERN_ERR PFX "Cannot enable PCI device, aborting."); | |
5375 | goto err_out; | |
5376 | } | |
5377 | ||
5378 | if (!(pci_resource_flags(pdev, 0) & IORESOURCE_MEM)) { | |
5379 | printk(KERN_ERR PFX "Cannot find PCI device base address, " | |
5380 | "aborting.\n"); | |
5381 | rc = -ENODEV; | |
5382 | goto err_out_disable; | |
5383 | } | |
5384 | ||
5385 | rc = pci_request_regions(pdev, DRV_MODULE_NAME); | |
5386 | if (rc) { | |
5387 | printk(KERN_ERR PFX "Cannot obtain PCI resources, aborting.\n"); | |
5388 | goto err_out_disable; | |
5389 | } | |
5390 | ||
5391 | pci_set_master(pdev); | |
5392 | ||
5393 | bp->pm_cap = pci_find_capability(pdev, PCI_CAP_ID_PM); | |
5394 | if (bp->pm_cap == 0) { | |
5395 | printk(KERN_ERR PFX "Cannot find power management capability, " | |
5396 | "aborting.\n"); | |
5397 | rc = -EIO; | |
5398 | goto err_out_release; | |
5399 | } | |
5400 | ||
5401 | bp->pcix_cap = pci_find_capability(pdev, PCI_CAP_ID_PCIX); | |
5402 | if (bp->pcix_cap == 0) { | |
5403 | printk(KERN_ERR PFX "Cannot find PCIX capability, aborting.\n"); | |
5404 | rc = -EIO; | |
5405 | goto err_out_release; | |
5406 | } | |
5407 | ||
5408 | if (pci_set_dma_mask(pdev, DMA_64BIT_MASK) == 0) { | |
5409 | bp->flags |= USING_DAC_FLAG; | |
5410 | if (pci_set_consistent_dma_mask(pdev, DMA_64BIT_MASK) != 0) { | |
5411 | printk(KERN_ERR PFX "pci_set_consistent_dma_mask " | |
5412 | "failed, aborting.\n"); | |
5413 | rc = -EIO; | |
5414 | goto err_out_release; | |
5415 | } | |
5416 | } | |
5417 | else if (pci_set_dma_mask(pdev, DMA_32BIT_MASK) != 0) { | |
5418 | printk(KERN_ERR PFX "System does not support DMA, aborting.\n"); | |
5419 | rc = -EIO; | |
5420 | goto err_out_release; | |
5421 | } | |
5422 | ||
5423 | bp->dev = dev; | |
5424 | bp->pdev = pdev; | |
5425 | ||
5426 | spin_lock_init(&bp->phy_lock); | |
5427 | spin_lock_init(&bp->tx_lock); | |
5428 | INIT_WORK(&bp->reset_task, bnx2_reset_task, bp); | |
5429 | ||
5430 | dev->base_addr = dev->mem_start = pci_resource_start(pdev, 0); | |
5431 | mem_len = MB_GET_CID_ADDR(17); | |
5432 | dev->mem_end = dev->mem_start + mem_len; | |
5433 | dev->irq = pdev->irq; | |
5434 | ||
5435 | bp->regview = ioremap_nocache(dev->base_addr, mem_len); | |
5436 | ||
5437 | if (!bp->regview) { | |
5438 | printk(KERN_ERR PFX "Cannot map register space, aborting.\n"); | |
5439 | rc = -ENOMEM; | |
5440 | goto err_out_release; | |
5441 | } | |
5442 | ||
5443 | /* Configure byte swap and enable write to the reg_window registers. | |
5444 | * Rely on CPU to do target byte swapping on big endian systems | |
5445 | * The chip's target access swapping will not swap all accesses | |
5446 | */ | |
5447 | pci_write_config_dword(bp->pdev, BNX2_PCICFG_MISC_CONFIG, | |
5448 | BNX2_PCICFG_MISC_CONFIG_REG_WINDOW_ENA | | |
5449 | BNX2_PCICFG_MISC_CONFIG_TARGET_MB_WORD_SWAP); | |
5450 | ||
829ca9a3 | 5451 | bnx2_set_power_state(bp, PCI_D0); |
b6016b76 MC |
5452 | |
5453 | bp->chip_id = REG_RD(bp, BNX2_MISC_ID); | |
5454 | ||
b6016b76 MC |
5455 | /* Get bus information. */ |
5456 | reg = REG_RD(bp, BNX2_PCICFG_MISC_STATUS); | |
5457 | if (reg & BNX2_PCICFG_MISC_STATUS_PCIX_DET) { | |
5458 | u32 clkreg; | |
5459 | ||
5460 | bp->flags |= PCIX_FLAG; | |
5461 | ||
5462 | clkreg = REG_RD(bp, BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS); | |
5463 | ||
5464 | clkreg &= BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET; | |
5465 | switch (clkreg) { | |
5466 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_133MHZ: | |
5467 | bp->bus_speed_mhz = 133; | |
5468 | break; | |
5469 | ||
5470 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_95MHZ: | |
5471 | bp->bus_speed_mhz = 100; | |
5472 | break; | |
5473 | ||
5474 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_66MHZ: | |
5475 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_80MHZ: | |
5476 | bp->bus_speed_mhz = 66; | |
5477 | break; | |
5478 | ||
5479 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_48MHZ: | |
5480 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_55MHZ: | |
5481 | bp->bus_speed_mhz = 50; | |
5482 | break; | |
5483 | ||
5484 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_LOW: | |
5485 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_32MHZ: | |
5486 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_38MHZ: | |
5487 | bp->bus_speed_mhz = 33; | |
5488 | break; | |
5489 | } | |
5490 | } | |
5491 | else { | |
5492 | if (reg & BNX2_PCICFG_MISC_STATUS_M66EN) | |
5493 | bp->bus_speed_mhz = 66; | |
5494 | else | |
5495 | bp->bus_speed_mhz = 33; | |
5496 | } | |
5497 | ||
5498 | if (reg & BNX2_PCICFG_MISC_STATUS_32BIT_DET) | |
5499 | bp->flags |= PCI_32BIT_FLAG; | |
5500 | ||
5501 | /* 5706A0 may falsely detect SERR and PERR. */ | |
5502 | if (CHIP_ID(bp) == CHIP_ID_5706_A0) { | |
5503 | reg = REG_RD(bp, PCI_COMMAND); | |
5504 | reg &= ~(PCI_COMMAND_SERR | PCI_COMMAND_PARITY); | |
5505 | REG_WR(bp, PCI_COMMAND, reg); | |
5506 | } | |
5507 | else if ((CHIP_ID(bp) == CHIP_ID_5706_A1) && | |
5508 | !(bp->flags & PCIX_FLAG)) { | |
5509 | ||
5510 | printk(KERN_ERR PFX "5706 A1 can only be used in a PCIX bus, " | |
5511 | "aborting.\n"); | |
5512 | goto err_out_unmap; | |
5513 | } | |
5514 | ||
5515 | bnx2_init_nvram(bp); | |
5516 | ||
e3648b3d MC |
5517 | reg = REG_RD_IND(bp, BNX2_SHM_HDR_SIGNATURE); |
5518 | ||
5519 | if ((reg & BNX2_SHM_HDR_SIGNATURE_SIG_MASK) == | |
5520 | BNX2_SHM_HDR_SIGNATURE_SIG) | |
5521 | bp->shmem_base = REG_RD_IND(bp, BNX2_SHM_HDR_ADDR_0); | |
5522 | else | |
5523 | bp->shmem_base = HOST_VIEW_SHMEM_BASE; | |
5524 | ||
b6016b76 MC |
5525 | /* Get the permanent MAC address. First we need to make sure the |
5526 | * firmware is actually running. | |
5527 | */ | |
e3648b3d | 5528 | reg = REG_RD_IND(bp, bp->shmem_base + BNX2_DEV_INFO_SIGNATURE); |
b6016b76 MC |
5529 | |
5530 | if ((reg & BNX2_DEV_INFO_SIGNATURE_MAGIC_MASK) != | |
5531 | BNX2_DEV_INFO_SIGNATURE_MAGIC) { | |
5532 | printk(KERN_ERR PFX "Firmware not running, aborting.\n"); | |
5533 | rc = -ENODEV; | |
5534 | goto err_out_unmap; | |
5535 | } | |
5536 | ||
e3648b3d | 5537 | bp->fw_ver = REG_RD_IND(bp, bp->shmem_base + BNX2_DEV_INFO_BC_REV); |
b6016b76 | 5538 | |
e3648b3d | 5539 | reg = REG_RD_IND(bp, bp->shmem_base + BNX2_PORT_HW_CFG_MAC_UPPER); |
b6016b76 MC |
5540 | bp->mac_addr[0] = (u8) (reg >> 8); |
5541 | bp->mac_addr[1] = (u8) reg; | |
5542 | ||
e3648b3d | 5543 | reg = REG_RD_IND(bp, bp->shmem_base + BNX2_PORT_HW_CFG_MAC_LOWER); |
b6016b76 MC |
5544 | bp->mac_addr[2] = (u8) (reg >> 24); |
5545 | bp->mac_addr[3] = (u8) (reg >> 16); | |
5546 | bp->mac_addr[4] = (u8) (reg >> 8); | |
5547 | bp->mac_addr[5] = (u8) reg; | |
5548 | ||
5549 | bp->tx_ring_size = MAX_TX_DESC_CNT; | |
13daffa2 | 5550 | bnx2_set_rx_ring_size(bp, 100); |
b6016b76 MC |
5551 | |
5552 | bp->rx_csum = 1; | |
5553 | ||
5554 | bp->rx_offset = sizeof(struct l2_fhdr) + 2; | |
5555 | ||
5556 | bp->tx_quick_cons_trip_int = 20; | |
5557 | bp->tx_quick_cons_trip = 20; | |
5558 | bp->tx_ticks_int = 80; | |
5559 | bp->tx_ticks = 80; | |
5560 | ||
5561 | bp->rx_quick_cons_trip_int = 6; | |
5562 | bp->rx_quick_cons_trip = 6; | |
5563 | bp->rx_ticks_int = 18; | |
5564 | bp->rx_ticks = 18; | |
5565 | ||
5566 | bp->stats_ticks = 1000000 & 0xffff00; | |
5567 | ||
5568 | bp->timer_interval = HZ; | |
cd339a0e | 5569 | bp->current_interval = HZ; |
b6016b76 | 5570 | |
5b0c76ad MC |
5571 | bp->phy_addr = 1; |
5572 | ||
b6016b76 MC |
5573 | /* Disable WOL support if we are running on a SERDES chip. */ |
5574 | if (CHIP_BOND_ID(bp) & CHIP_BOND_ID_SERDES_BIT) { | |
5575 | bp->phy_flags |= PHY_SERDES_FLAG; | |
5576 | bp->flags |= NO_WOL_FLAG; | |
5b0c76ad MC |
5577 | if (CHIP_NUM(bp) == CHIP_NUM_5708) { |
5578 | bp->phy_addr = 2; | |
e3648b3d | 5579 | reg = REG_RD_IND(bp, bp->shmem_base + |
5b0c76ad MC |
5580 | BNX2_SHARED_HW_CFG_CONFIG); |
5581 | if (reg & BNX2_SHARED_HW_CFG_PHY_2_5G) | |
5582 | bp->phy_flags |= PHY_2_5G_CAPABLE_FLAG; | |
5583 | } | |
b6016b76 MC |
5584 | } |
5585 | ||
dda1e390 MC |
5586 | if (CHIP_NUM(bp) == CHIP_NUM_5708) |
5587 | bp->flags |= NO_WOL_FLAG; | |
5588 | ||
b6016b76 MC |
5589 | if (CHIP_ID(bp) == CHIP_ID_5706_A0) { |
5590 | bp->tx_quick_cons_trip_int = | |
5591 | bp->tx_quick_cons_trip; | |
5592 | bp->tx_ticks_int = bp->tx_ticks; | |
5593 | bp->rx_quick_cons_trip_int = | |
5594 | bp->rx_quick_cons_trip; | |
5595 | bp->rx_ticks_int = bp->rx_ticks; | |
5596 | bp->comp_prod_trip_int = bp->comp_prod_trip; | |
5597 | bp->com_ticks_int = bp->com_ticks; | |
5598 | bp->cmd_ticks_int = bp->cmd_ticks; | |
5599 | } | |
5600 | ||
5601 | bp->autoneg = AUTONEG_SPEED | AUTONEG_FLOW_CTRL; | |
5602 | bp->req_line_speed = 0; | |
5603 | if (bp->phy_flags & PHY_SERDES_FLAG) { | |
5604 | bp->advertising = ETHTOOL_ALL_FIBRE_SPEED | ADVERTISED_Autoneg; | |
cd339a0e | 5605 | |
e3648b3d | 5606 | reg = REG_RD_IND(bp, bp->shmem_base + BNX2_PORT_HW_CFG_CONFIG); |
cd339a0e MC |
5607 | reg &= BNX2_PORT_HW_CFG_CFG_DFLT_LINK_MASK; |
5608 | if (reg == BNX2_PORT_HW_CFG_CFG_DFLT_LINK_1G) { | |
5609 | bp->autoneg = 0; | |
5610 | bp->req_line_speed = bp->line_speed = SPEED_1000; | |
5611 | bp->req_duplex = DUPLEX_FULL; | |
5612 | } | |
b6016b76 MC |
5613 | } |
5614 | else { | |
5615 | bp->advertising = ETHTOOL_ALL_COPPER_SPEED | ADVERTISED_Autoneg; | |
5616 | } | |
5617 | ||
5618 | bp->req_flow_ctrl = FLOW_CTRL_RX | FLOW_CTRL_TX; | |
5619 | ||
cd339a0e MC |
5620 | init_timer(&bp->timer); |
5621 | bp->timer.expires = RUN_AT(bp->timer_interval); | |
5622 | bp->timer.data = (unsigned long) bp; | |
5623 | bp->timer.function = bnx2_timer; | |
5624 | ||
b6016b76 MC |
5625 | return 0; |
5626 | ||
5627 | err_out_unmap: | |
5628 | if (bp->regview) { | |
5629 | iounmap(bp->regview); | |
73eef4cd | 5630 | bp->regview = NULL; |
b6016b76 MC |
5631 | } |
5632 | ||
5633 | err_out_release: | |
5634 | pci_release_regions(pdev); | |
5635 | ||
5636 | err_out_disable: | |
5637 | pci_disable_device(pdev); | |
5638 | pci_set_drvdata(pdev, NULL); | |
5639 | ||
5640 | err_out: | |
5641 | return rc; | |
5642 | } | |
5643 | ||
5644 | static int __devinit | |
5645 | bnx2_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) | |
5646 | { | |
5647 | static int version_printed = 0; | |
5648 | struct net_device *dev = NULL; | |
5649 | struct bnx2 *bp; | |
5650 | int rc, i; | |
5651 | ||
5652 | if (version_printed++ == 0) | |
5653 | printk(KERN_INFO "%s", version); | |
5654 | ||
5655 | /* dev zeroed in init_etherdev */ | |
5656 | dev = alloc_etherdev(sizeof(*bp)); | |
5657 | ||
5658 | if (!dev) | |
5659 | return -ENOMEM; | |
5660 | ||
5661 | rc = bnx2_init_board(pdev, dev); | |
5662 | if (rc < 0) { | |
5663 | free_netdev(dev); | |
5664 | return rc; | |
5665 | } | |
5666 | ||
5667 | dev->open = bnx2_open; | |
5668 | dev->hard_start_xmit = bnx2_start_xmit; | |
5669 | dev->stop = bnx2_close; | |
5670 | dev->get_stats = bnx2_get_stats; | |
5671 | dev->set_multicast_list = bnx2_set_rx_mode; | |
5672 | dev->do_ioctl = bnx2_ioctl; | |
5673 | dev->set_mac_address = bnx2_change_mac_addr; | |
5674 | dev->change_mtu = bnx2_change_mtu; | |
5675 | dev->tx_timeout = bnx2_tx_timeout; | |
5676 | dev->watchdog_timeo = TX_TIMEOUT; | |
5677 | #ifdef BCM_VLAN | |
5678 | dev->vlan_rx_register = bnx2_vlan_rx_register; | |
5679 | dev->vlan_rx_kill_vid = bnx2_vlan_rx_kill_vid; | |
5680 | #endif | |
5681 | dev->poll = bnx2_poll; | |
5682 | dev->ethtool_ops = &bnx2_ethtool_ops; | |
5683 | dev->weight = 64; | |
5684 | ||
972ec0d4 | 5685 | bp = netdev_priv(dev); |
b6016b76 MC |
5686 | |
5687 | #if defined(HAVE_POLL_CONTROLLER) || defined(CONFIG_NET_POLL_CONTROLLER) | |
5688 | dev->poll_controller = poll_bnx2; | |
5689 | #endif | |
5690 | ||
5691 | if ((rc = register_netdev(dev))) { | |
5692 | printk(KERN_ERR PFX "Cannot register net device\n"); | |
5693 | if (bp->regview) | |
5694 | iounmap(bp->regview); | |
5695 | pci_release_regions(pdev); | |
5696 | pci_disable_device(pdev); | |
5697 | pci_set_drvdata(pdev, NULL); | |
5698 | free_netdev(dev); | |
5699 | return rc; | |
5700 | } | |
5701 | ||
5702 | pci_set_drvdata(pdev, dev); | |
5703 | ||
5704 | memcpy(dev->dev_addr, bp->mac_addr, 6); | |
24b8e05d | 5705 | memcpy(dev->perm_addr, bp->mac_addr, 6); |
b6016b76 MC |
5706 | bp->name = board_info[ent->driver_data].name, |
5707 | printk(KERN_INFO "%s: %s (%c%d) PCI%s %s %dMHz found at mem %lx, " | |
5708 | "IRQ %d, ", | |
5709 | dev->name, | |
5710 | bp->name, | |
5711 | ((CHIP_ID(bp) & 0xf000) >> 12) + 'A', | |
5712 | ((CHIP_ID(bp) & 0x0ff0) >> 4), | |
5713 | ((bp->flags & PCIX_FLAG) ? "-X" : ""), | |
5714 | ((bp->flags & PCI_32BIT_FLAG) ? "32-bit" : "64-bit"), | |
5715 | bp->bus_speed_mhz, | |
5716 | dev->base_addr, | |
5717 | bp->pdev->irq); | |
5718 | ||
5719 | printk("node addr "); | |
5720 | for (i = 0; i < 6; i++) | |
5721 | printk("%2.2x", dev->dev_addr[i]); | |
5722 | printk("\n"); | |
5723 | ||
5724 | dev->features |= NETIF_F_SG; | |
5725 | if (bp->flags & USING_DAC_FLAG) | |
5726 | dev->features |= NETIF_F_HIGHDMA; | |
5727 | dev->features |= NETIF_F_IP_CSUM; | |
5728 | #ifdef BCM_VLAN | |
5729 | dev->features |= NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_RX; | |
5730 | #endif | |
5731 | #ifdef BCM_TSO | |
5732 | dev->features |= NETIF_F_TSO; | |
5733 | #endif | |
5734 | ||
5735 | netif_carrier_off(bp->dev); | |
5736 | ||
5737 | return 0; | |
5738 | } | |
5739 | ||
5740 | static void __devexit | |
5741 | bnx2_remove_one(struct pci_dev *pdev) | |
5742 | { | |
5743 | struct net_device *dev = pci_get_drvdata(pdev); | |
972ec0d4 | 5744 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 5745 | |
afdc08b9 MC |
5746 | flush_scheduled_work(); |
5747 | ||
b6016b76 MC |
5748 | unregister_netdev(dev); |
5749 | ||
5750 | if (bp->regview) | |
5751 | iounmap(bp->regview); | |
5752 | ||
5753 | free_netdev(dev); | |
5754 | pci_release_regions(pdev); | |
5755 | pci_disable_device(pdev); | |
5756 | pci_set_drvdata(pdev, NULL); | |
5757 | } | |
5758 | ||
5759 | static int | |
829ca9a3 | 5760 | bnx2_suspend(struct pci_dev *pdev, pm_message_t state) |
b6016b76 MC |
5761 | { |
5762 | struct net_device *dev = pci_get_drvdata(pdev); | |
972ec0d4 | 5763 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5764 | u32 reset_code; |
5765 | ||
5766 | if (!netif_running(dev)) | |
5767 | return 0; | |
5768 | ||
1d60290f | 5769 | flush_scheduled_work(); |
b6016b76 MC |
5770 | bnx2_netif_stop(bp); |
5771 | netif_device_detach(dev); | |
5772 | del_timer_sync(&bp->timer); | |
dda1e390 MC |
5773 | if (bp->flags & NO_WOL_FLAG) |
5774 | reset_code = BNX2_DRV_MSG_CODE_UNLOAD; | |
5775 | else if (bp->wol) | |
b6016b76 MC |
5776 | reset_code = BNX2_DRV_MSG_CODE_SUSPEND_WOL; |
5777 | else | |
5778 | reset_code = BNX2_DRV_MSG_CODE_SUSPEND_NO_WOL; | |
5779 | bnx2_reset_chip(bp, reset_code); | |
5780 | bnx2_free_skbs(bp); | |
829ca9a3 | 5781 | bnx2_set_power_state(bp, pci_choose_state(pdev, state)); |
b6016b76 MC |
5782 | return 0; |
5783 | } | |
5784 | ||
5785 | static int | |
5786 | bnx2_resume(struct pci_dev *pdev) | |
5787 | { | |
5788 | struct net_device *dev = pci_get_drvdata(pdev); | |
972ec0d4 | 5789 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5790 | |
5791 | if (!netif_running(dev)) | |
5792 | return 0; | |
5793 | ||
829ca9a3 | 5794 | bnx2_set_power_state(bp, PCI_D0); |
b6016b76 MC |
5795 | netif_device_attach(dev); |
5796 | bnx2_init_nic(bp); | |
5797 | bnx2_netif_start(bp); | |
5798 | return 0; | |
5799 | } | |
5800 | ||
5801 | static struct pci_driver bnx2_pci_driver = { | |
14ab9b86 PH |
5802 | .name = DRV_MODULE_NAME, |
5803 | .id_table = bnx2_pci_tbl, | |
5804 | .probe = bnx2_init_one, | |
5805 | .remove = __devexit_p(bnx2_remove_one), | |
5806 | .suspend = bnx2_suspend, | |
5807 | .resume = bnx2_resume, | |
b6016b76 MC |
5808 | }; |
5809 | ||
5810 | static int __init bnx2_init(void) | |
5811 | { | |
5812 | return pci_module_init(&bnx2_pci_driver); | |
5813 | } | |
5814 | ||
5815 | static void __exit bnx2_cleanup(void) | |
5816 | { | |
5817 | pci_unregister_driver(&bnx2_pci_driver); | |
5818 | } | |
5819 | ||
5820 | module_init(bnx2_init); | |
5821 | module_exit(bnx2_cleanup); | |
5822 | ||
5823 | ||
5824 |