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b6016b76 MC |
1 | /* bnx2.c: Broadcom NX2 network driver. |
2 | * | |
206cc83c | 3 | * Copyright (c) 2004, 2005, 2006 Broadcom Corporation |
b6016b76 MC |
4 | * |
5 | * This program is free software; you can redistribute it and/or modify | |
6 | * it under the terms of the GNU General Public License as published by | |
7 | * the Free Software Foundation. | |
8 | * | |
9 | * Written by: Michael Chan (mchan@broadcom.com) | |
10 | */ | |
11 | ||
f2a4f052 MC |
12 | #include <linux/config.h> |
13 | ||
14 | #include <linux/module.h> | |
15 | #include <linux/moduleparam.h> | |
16 | ||
17 | #include <linux/kernel.h> | |
18 | #include <linux/timer.h> | |
19 | #include <linux/errno.h> | |
20 | #include <linux/ioport.h> | |
21 | #include <linux/slab.h> | |
22 | #include <linux/vmalloc.h> | |
23 | #include <linux/interrupt.h> | |
24 | #include <linux/pci.h> | |
25 | #include <linux/init.h> | |
26 | #include <linux/netdevice.h> | |
27 | #include <linux/etherdevice.h> | |
28 | #include <linux/skbuff.h> | |
29 | #include <linux/dma-mapping.h> | |
30 | #include <asm/bitops.h> | |
31 | #include <asm/io.h> | |
32 | #include <asm/irq.h> | |
33 | #include <linux/delay.h> | |
34 | #include <asm/byteorder.h> | |
c86a31f4 | 35 | #include <asm/page.h> |
f2a4f052 MC |
36 | #include <linux/time.h> |
37 | #include <linux/ethtool.h> | |
38 | #include <linux/mii.h> | |
39 | #ifdef NETIF_F_HW_VLAN_TX | |
40 | #include <linux/if_vlan.h> | |
41 | #define BCM_VLAN 1 | |
42 | #endif | |
43 | #ifdef NETIF_F_TSO | |
44 | #include <net/ip.h> | |
45 | #include <net/tcp.h> | |
46 | #include <net/checksum.h> | |
47 | #define BCM_TSO 1 | |
48 | #endif | |
49 | #include <linux/workqueue.h> | |
50 | #include <linux/crc32.h> | |
51 | #include <linux/prefetch.h> | |
29b12174 | 52 | #include <linux/cache.h> |
fba9fe91 | 53 | #include <linux/zlib.h> |
f2a4f052 | 54 | |
b6016b76 MC |
55 | #include "bnx2.h" |
56 | #include "bnx2_fw.h" | |
57 | ||
58 | #define DRV_MODULE_NAME "bnx2" | |
59 | #define PFX DRV_MODULE_NAME ": " | |
9e1881de MC |
60 | #define DRV_MODULE_VERSION "1.4.42" |
61 | #define DRV_MODULE_RELDATE "June 12, 2006" | |
b6016b76 MC |
62 | |
63 | #define RUN_AT(x) (jiffies + (x)) | |
64 | ||
65 | /* Time in jiffies before concluding the transmitter is hung. */ | |
66 | #define TX_TIMEOUT (5*HZ) | |
67 | ||
e19360f2 | 68 | static const char version[] __devinitdata = |
b6016b76 MC |
69 | "Broadcom NetXtreme II Gigabit Ethernet Driver " DRV_MODULE_NAME " v" DRV_MODULE_VERSION " (" DRV_MODULE_RELDATE ")\n"; |
70 | ||
71 | MODULE_AUTHOR("Michael Chan <mchan@broadcom.com>"); | |
05d0f1cf | 72 | MODULE_DESCRIPTION("Broadcom NetXtreme II BCM5706/5708 Driver"); |
b6016b76 MC |
73 | MODULE_LICENSE("GPL"); |
74 | MODULE_VERSION(DRV_MODULE_VERSION); | |
75 | ||
76 | static int disable_msi = 0; | |
77 | ||
78 | module_param(disable_msi, int, 0); | |
79 | MODULE_PARM_DESC(disable_msi, "Disable Message Signaled Interrupt (MSI)"); | |
80 | ||
81 | typedef enum { | |
82 | BCM5706 = 0, | |
83 | NC370T, | |
84 | NC370I, | |
85 | BCM5706S, | |
86 | NC370F, | |
5b0c76ad MC |
87 | BCM5708, |
88 | BCM5708S, | |
b6016b76 MC |
89 | } board_t; |
90 | ||
91 | /* indexed by board_t, above */ | |
f71e1309 | 92 | static const struct { |
b6016b76 MC |
93 | char *name; |
94 | } board_info[] __devinitdata = { | |
95 | { "Broadcom NetXtreme II BCM5706 1000Base-T" }, | |
96 | { "HP NC370T Multifunction Gigabit Server Adapter" }, | |
97 | { "HP NC370i Multifunction Gigabit Server Adapter" }, | |
98 | { "Broadcom NetXtreme II BCM5706 1000Base-SX" }, | |
99 | { "HP NC370F Multifunction Gigabit Server Adapter" }, | |
5b0c76ad MC |
100 | { "Broadcom NetXtreme II BCM5708 1000Base-T" }, |
101 | { "Broadcom NetXtreme II BCM5708 1000Base-SX" }, | |
b6016b76 MC |
102 | }; |
103 | ||
104 | static struct pci_device_id bnx2_pci_tbl[] = { | |
105 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5706, | |
106 | PCI_VENDOR_ID_HP, 0x3101, 0, 0, NC370T }, | |
107 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5706, | |
108 | PCI_VENDOR_ID_HP, 0x3106, 0, 0, NC370I }, | |
109 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5706, | |
110 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM5706 }, | |
5b0c76ad MC |
111 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5708, |
112 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM5708 }, | |
b6016b76 MC |
113 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5706S, |
114 | PCI_VENDOR_ID_HP, 0x3102, 0, 0, NC370F }, | |
115 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5706S, | |
116 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM5706S }, | |
5b0c76ad MC |
117 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5708S, |
118 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM5708S }, | |
b6016b76 MC |
119 | { 0, } |
120 | }; | |
121 | ||
122 | static struct flash_spec flash_table[] = | |
123 | { | |
124 | /* Slow EEPROM */ | |
37137709 | 125 | {0x00000000, 0x40830380, 0x009f0081, 0xa184a053, 0xaf000400, |
b6016b76 MC |
126 | 1, SEEPROM_PAGE_BITS, SEEPROM_PAGE_SIZE, |
127 | SEEPROM_BYTE_ADDR_MASK, SEEPROM_TOTAL_SIZE, | |
128 | "EEPROM - slow"}, | |
37137709 MC |
129 | /* Expansion entry 0001 */ |
130 | {0x08000002, 0x4b808201, 0x00050081, 0x03840253, 0xaf020406, | |
b6016b76 | 131 | 0, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, |
37137709 MC |
132 | SAIFUN_FLASH_BYTE_ADDR_MASK, 0, |
133 | "Entry 0001"}, | |
b6016b76 MC |
134 | /* Saifun SA25F010 (non-buffered flash) */ |
135 | /* strap, cfg1, & write1 need updates */ | |
37137709 | 136 | {0x04000001, 0x47808201, 0x00050081, 0x03840253, 0xaf020406, |
b6016b76 MC |
137 | 0, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, |
138 | SAIFUN_FLASH_BYTE_ADDR_MASK, SAIFUN_FLASH_BASE_TOTAL_SIZE*2, | |
139 | "Non-buffered flash (128kB)"}, | |
140 | /* Saifun SA25F020 (non-buffered flash) */ | |
141 | /* strap, cfg1, & write1 need updates */ | |
37137709 | 142 | {0x0c000003, 0x4f808201, 0x00050081, 0x03840253, 0xaf020406, |
b6016b76 MC |
143 | 0, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, |
144 | SAIFUN_FLASH_BYTE_ADDR_MASK, SAIFUN_FLASH_BASE_TOTAL_SIZE*4, | |
145 | "Non-buffered flash (256kB)"}, | |
37137709 MC |
146 | /* Expansion entry 0100 */ |
147 | {0x11000000, 0x53808201, 0x00050081, 0x03840253, 0xaf020406, | |
148 | 0, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, | |
149 | SAIFUN_FLASH_BYTE_ADDR_MASK, 0, | |
150 | "Entry 0100"}, | |
151 | /* Entry 0101: ST M45PE10 (non-buffered flash, TetonII B0) */ | |
152 | {0x19000002, 0x5b808201, 0x000500db, 0x03840253, 0xaf020406, | |
153 | 0, ST_MICRO_FLASH_PAGE_BITS, ST_MICRO_FLASH_PAGE_SIZE, | |
154 | ST_MICRO_FLASH_BYTE_ADDR_MASK, ST_MICRO_FLASH_BASE_TOTAL_SIZE*2, | |
155 | "Entry 0101: ST M45PE10 (128kB non-bufferred)"}, | |
156 | /* Entry 0110: ST M45PE20 (non-buffered flash)*/ | |
157 | {0x15000001, 0x57808201, 0x000500db, 0x03840253, 0xaf020406, | |
158 | 0, ST_MICRO_FLASH_PAGE_BITS, ST_MICRO_FLASH_PAGE_SIZE, | |
159 | ST_MICRO_FLASH_BYTE_ADDR_MASK, ST_MICRO_FLASH_BASE_TOTAL_SIZE*4, | |
160 | "Entry 0110: ST M45PE20 (256kB non-bufferred)"}, | |
161 | /* Saifun SA25F005 (non-buffered flash) */ | |
162 | /* strap, cfg1, & write1 need updates */ | |
163 | {0x1d000003, 0x5f808201, 0x00050081, 0x03840253, 0xaf020406, | |
164 | 0, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, | |
165 | SAIFUN_FLASH_BYTE_ADDR_MASK, SAIFUN_FLASH_BASE_TOTAL_SIZE, | |
166 | "Non-buffered flash (64kB)"}, | |
167 | /* Fast EEPROM */ | |
168 | {0x22000000, 0x62808380, 0x009f0081, 0xa184a053, 0xaf000400, | |
169 | 1, SEEPROM_PAGE_BITS, SEEPROM_PAGE_SIZE, | |
170 | SEEPROM_BYTE_ADDR_MASK, SEEPROM_TOTAL_SIZE, | |
171 | "EEPROM - fast"}, | |
172 | /* Expansion entry 1001 */ | |
173 | {0x2a000002, 0x6b808201, 0x00050081, 0x03840253, 0xaf020406, | |
174 | 0, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, | |
175 | SAIFUN_FLASH_BYTE_ADDR_MASK, 0, | |
176 | "Entry 1001"}, | |
177 | /* Expansion entry 1010 */ | |
178 | {0x26000001, 0x67808201, 0x00050081, 0x03840253, 0xaf020406, | |
179 | 0, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, | |
180 | SAIFUN_FLASH_BYTE_ADDR_MASK, 0, | |
181 | "Entry 1010"}, | |
182 | /* ATMEL AT45DB011B (buffered flash) */ | |
183 | {0x2e000003, 0x6e808273, 0x00570081, 0x68848353, 0xaf000400, | |
184 | 1, BUFFERED_FLASH_PAGE_BITS, BUFFERED_FLASH_PAGE_SIZE, | |
185 | BUFFERED_FLASH_BYTE_ADDR_MASK, BUFFERED_FLASH_TOTAL_SIZE, | |
186 | "Buffered flash (128kB)"}, | |
187 | /* Expansion entry 1100 */ | |
188 | {0x33000000, 0x73808201, 0x00050081, 0x03840253, 0xaf020406, | |
189 | 0, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, | |
190 | SAIFUN_FLASH_BYTE_ADDR_MASK, 0, | |
191 | "Entry 1100"}, | |
192 | /* Expansion entry 1101 */ | |
193 | {0x3b000002, 0x7b808201, 0x00050081, 0x03840253, 0xaf020406, | |
194 | 0, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, | |
195 | SAIFUN_FLASH_BYTE_ADDR_MASK, 0, | |
196 | "Entry 1101"}, | |
197 | /* Ateml Expansion entry 1110 */ | |
198 | {0x37000001, 0x76808273, 0x00570081, 0x68848353, 0xaf000400, | |
199 | 1, BUFFERED_FLASH_PAGE_BITS, BUFFERED_FLASH_PAGE_SIZE, | |
200 | BUFFERED_FLASH_BYTE_ADDR_MASK, 0, | |
201 | "Entry 1110 (Atmel)"}, | |
202 | /* ATMEL AT45DB021B (buffered flash) */ | |
203 | {0x3f000003, 0x7e808273, 0x00570081, 0x68848353, 0xaf000400, | |
204 | 1, BUFFERED_FLASH_PAGE_BITS, BUFFERED_FLASH_PAGE_SIZE, | |
205 | BUFFERED_FLASH_BYTE_ADDR_MASK, BUFFERED_FLASH_TOTAL_SIZE*2, | |
206 | "Buffered flash (256kB)"}, | |
b6016b76 MC |
207 | }; |
208 | ||
209 | MODULE_DEVICE_TABLE(pci, bnx2_pci_tbl); | |
210 | ||
e89bbf10 MC |
211 | static inline u32 bnx2_tx_avail(struct bnx2 *bp) |
212 | { | |
213 | u32 diff = TX_RING_IDX(bp->tx_prod) - TX_RING_IDX(bp->tx_cons); | |
214 | ||
215 | if (diff > MAX_TX_DESC_CNT) | |
216 | diff = (diff & MAX_TX_DESC_CNT) - 1; | |
217 | return (bp->tx_ring_size - diff); | |
218 | } | |
219 | ||
b6016b76 MC |
220 | static u32 |
221 | bnx2_reg_rd_ind(struct bnx2 *bp, u32 offset) | |
222 | { | |
223 | REG_WR(bp, BNX2_PCICFG_REG_WINDOW_ADDRESS, offset); | |
224 | return (REG_RD(bp, BNX2_PCICFG_REG_WINDOW)); | |
225 | } | |
226 | ||
227 | static void | |
228 | bnx2_reg_wr_ind(struct bnx2 *bp, u32 offset, u32 val) | |
229 | { | |
230 | REG_WR(bp, BNX2_PCICFG_REG_WINDOW_ADDRESS, offset); | |
231 | REG_WR(bp, BNX2_PCICFG_REG_WINDOW, val); | |
232 | } | |
233 | ||
234 | static void | |
235 | bnx2_ctx_wr(struct bnx2 *bp, u32 cid_addr, u32 offset, u32 val) | |
236 | { | |
237 | offset += cid_addr; | |
238 | REG_WR(bp, BNX2_CTX_DATA_ADR, offset); | |
239 | REG_WR(bp, BNX2_CTX_DATA, val); | |
240 | } | |
241 | ||
242 | static int | |
243 | bnx2_read_phy(struct bnx2 *bp, u32 reg, u32 *val) | |
244 | { | |
245 | u32 val1; | |
246 | int i, ret; | |
247 | ||
248 | if (bp->phy_flags & PHY_INT_MODE_AUTO_POLLING_FLAG) { | |
249 | val1 = REG_RD(bp, BNX2_EMAC_MDIO_MODE); | |
250 | val1 &= ~BNX2_EMAC_MDIO_MODE_AUTO_POLL; | |
251 | ||
252 | REG_WR(bp, BNX2_EMAC_MDIO_MODE, val1); | |
253 | REG_RD(bp, BNX2_EMAC_MDIO_MODE); | |
254 | ||
255 | udelay(40); | |
256 | } | |
257 | ||
258 | val1 = (bp->phy_addr << 21) | (reg << 16) | | |
259 | BNX2_EMAC_MDIO_COMM_COMMAND_READ | BNX2_EMAC_MDIO_COMM_DISEXT | | |
260 | BNX2_EMAC_MDIO_COMM_START_BUSY; | |
261 | REG_WR(bp, BNX2_EMAC_MDIO_COMM, val1); | |
262 | ||
263 | for (i = 0; i < 50; i++) { | |
264 | udelay(10); | |
265 | ||
266 | val1 = REG_RD(bp, BNX2_EMAC_MDIO_COMM); | |
267 | if (!(val1 & BNX2_EMAC_MDIO_COMM_START_BUSY)) { | |
268 | udelay(5); | |
269 | ||
270 | val1 = REG_RD(bp, BNX2_EMAC_MDIO_COMM); | |
271 | val1 &= BNX2_EMAC_MDIO_COMM_DATA; | |
272 | ||
273 | break; | |
274 | } | |
275 | } | |
276 | ||
277 | if (val1 & BNX2_EMAC_MDIO_COMM_START_BUSY) { | |
278 | *val = 0x0; | |
279 | ret = -EBUSY; | |
280 | } | |
281 | else { | |
282 | *val = val1; | |
283 | ret = 0; | |
284 | } | |
285 | ||
286 | if (bp->phy_flags & PHY_INT_MODE_AUTO_POLLING_FLAG) { | |
287 | val1 = REG_RD(bp, BNX2_EMAC_MDIO_MODE); | |
288 | val1 |= BNX2_EMAC_MDIO_MODE_AUTO_POLL; | |
289 | ||
290 | REG_WR(bp, BNX2_EMAC_MDIO_MODE, val1); | |
291 | REG_RD(bp, BNX2_EMAC_MDIO_MODE); | |
292 | ||
293 | udelay(40); | |
294 | } | |
295 | ||
296 | return ret; | |
297 | } | |
298 | ||
299 | static int | |
300 | bnx2_write_phy(struct bnx2 *bp, u32 reg, u32 val) | |
301 | { | |
302 | u32 val1; | |
303 | int i, ret; | |
304 | ||
305 | if (bp->phy_flags & PHY_INT_MODE_AUTO_POLLING_FLAG) { | |
306 | val1 = REG_RD(bp, BNX2_EMAC_MDIO_MODE); | |
307 | val1 &= ~BNX2_EMAC_MDIO_MODE_AUTO_POLL; | |
308 | ||
309 | REG_WR(bp, BNX2_EMAC_MDIO_MODE, val1); | |
310 | REG_RD(bp, BNX2_EMAC_MDIO_MODE); | |
311 | ||
312 | udelay(40); | |
313 | } | |
314 | ||
315 | val1 = (bp->phy_addr << 21) | (reg << 16) | val | | |
316 | BNX2_EMAC_MDIO_COMM_COMMAND_WRITE | | |
317 | BNX2_EMAC_MDIO_COMM_START_BUSY | BNX2_EMAC_MDIO_COMM_DISEXT; | |
318 | REG_WR(bp, BNX2_EMAC_MDIO_COMM, val1); | |
319 | ||
320 | for (i = 0; i < 50; i++) { | |
321 | udelay(10); | |
322 | ||
323 | val1 = REG_RD(bp, BNX2_EMAC_MDIO_COMM); | |
324 | if (!(val1 & BNX2_EMAC_MDIO_COMM_START_BUSY)) { | |
325 | udelay(5); | |
326 | break; | |
327 | } | |
328 | } | |
329 | ||
330 | if (val1 & BNX2_EMAC_MDIO_COMM_START_BUSY) | |
331 | ret = -EBUSY; | |
332 | else | |
333 | ret = 0; | |
334 | ||
335 | if (bp->phy_flags & PHY_INT_MODE_AUTO_POLLING_FLAG) { | |
336 | val1 = REG_RD(bp, BNX2_EMAC_MDIO_MODE); | |
337 | val1 |= BNX2_EMAC_MDIO_MODE_AUTO_POLL; | |
338 | ||
339 | REG_WR(bp, BNX2_EMAC_MDIO_MODE, val1); | |
340 | REG_RD(bp, BNX2_EMAC_MDIO_MODE); | |
341 | ||
342 | udelay(40); | |
343 | } | |
344 | ||
345 | return ret; | |
346 | } | |
347 | ||
348 | static void | |
349 | bnx2_disable_int(struct bnx2 *bp) | |
350 | { | |
351 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, | |
352 | BNX2_PCICFG_INT_ACK_CMD_MASK_INT); | |
353 | REG_RD(bp, BNX2_PCICFG_INT_ACK_CMD); | |
354 | } | |
355 | ||
356 | static void | |
357 | bnx2_enable_int(struct bnx2 *bp) | |
358 | { | |
1269a8a6 MC |
359 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, |
360 | BNX2_PCICFG_INT_ACK_CMD_INDEX_VALID | | |
361 | BNX2_PCICFG_INT_ACK_CMD_MASK_INT | bp->last_status_idx); | |
362 | ||
b6016b76 MC |
363 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, |
364 | BNX2_PCICFG_INT_ACK_CMD_INDEX_VALID | bp->last_status_idx); | |
365 | ||
bf5295bb | 366 | REG_WR(bp, BNX2_HC_COMMAND, bp->hc_cmd | BNX2_HC_COMMAND_COAL_NOW); |
b6016b76 MC |
367 | } |
368 | ||
369 | static void | |
370 | bnx2_disable_int_sync(struct bnx2 *bp) | |
371 | { | |
372 | atomic_inc(&bp->intr_sem); | |
373 | bnx2_disable_int(bp); | |
374 | synchronize_irq(bp->pdev->irq); | |
375 | } | |
376 | ||
377 | static void | |
378 | bnx2_netif_stop(struct bnx2 *bp) | |
379 | { | |
380 | bnx2_disable_int_sync(bp); | |
381 | if (netif_running(bp->dev)) { | |
382 | netif_poll_disable(bp->dev); | |
383 | netif_tx_disable(bp->dev); | |
384 | bp->dev->trans_start = jiffies; /* prevent tx timeout */ | |
385 | } | |
386 | } | |
387 | ||
388 | static void | |
389 | bnx2_netif_start(struct bnx2 *bp) | |
390 | { | |
391 | if (atomic_dec_and_test(&bp->intr_sem)) { | |
392 | if (netif_running(bp->dev)) { | |
393 | netif_wake_queue(bp->dev); | |
394 | netif_poll_enable(bp->dev); | |
395 | bnx2_enable_int(bp); | |
396 | } | |
397 | } | |
398 | } | |
399 | ||
400 | static void | |
401 | bnx2_free_mem(struct bnx2 *bp) | |
402 | { | |
13daffa2 MC |
403 | int i; |
404 | ||
b6016b76 | 405 | if (bp->status_blk) { |
0f31f994 | 406 | pci_free_consistent(bp->pdev, bp->status_stats_size, |
b6016b76 MC |
407 | bp->status_blk, bp->status_blk_mapping); |
408 | bp->status_blk = NULL; | |
0f31f994 | 409 | bp->stats_blk = NULL; |
b6016b76 MC |
410 | } |
411 | if (bp->tx_desc_ring) { | |
412 | pci_free_consistent(bp->pdev, | |
413 | sizeof(struct tx_bd) * TX_DESC_CNT, | |
414 | bp->tx_desc_ring, bp->tx_desc_mapping); | |
415 | bp->tx_desc_ring = NULL; | |
416 | } | |
b4558ea9 JJ |
417 | kfree(bp->tx_buf_ring); |
418 | bp->tx_buf_ring = NULL; | |
13daffa2 MC |
419 | for (i = 0; i < bp->rx_max_ring; i++) { |
420 | if (bp->rx_desc_ring[i]) | |
421 | pci_free_consistent(bp->pdev, | |
422 | sizeof(struct rx_bd) * RX_DESC_CNT, | |
423 | bp->rx_desc_ring[i], | |
424 | bp->rx_desc_mapping[i]); | |
425 | bp->rx_desc_ring[i] = NULL; | |
426 | } | |
427 | vfree(bp->rx_buf_ring); | |
b4558ea9 | 428 | bp->rx_buf_ring = NULL; |
b6016b76 MC |
429 | } |
430 | ||
431 | static int | |
432 | bnx2_alloc_mem(struct bnx2 *bp) | |
433 | { | |
0f31f994 | 434 | int i, status_blk_size; |
13daffa2 | 435 | |
0f31f994 MC |
436 | bp->tx_buf_ring = kzalloc(sizeof(struct sw_bd) * TX_DESC_CNT, |
437 | GFP_KERNEL); | |
b6016b76 MC |
438 | if (bp->tx_buf_ring == NULL) |
439 | return -ENOMEM; | |
440 | ||
b6016b76 MC |
441 | bp->tx_desc_ring = pci_alloc_consistent(bp->pdev, |
442 | sizeof(struct tx_bd) * | |
443 | TX_DESC_CNT, | |
444 | &bp->tx_desc_mapping); | |
445 | if (bp->tx_desc_ring == NULL) | |
446 | goto alloc_mem_err; | |
447 | ||
13daffa2 MC |
448 | bp->rx_buf_ring = vmalloc(sizeof(struct sw_bd) * RX_DESC_CNT * |
449 | bp->rx_max_ring); | |
b6016b76 MC |
450 | if (bp->rx_buf_ring == NULL) |
451 | goto alloc_mem_err; | |
452 | ||
13daffa2 MC |
453 | memset(bp->rx_buf_ring, 0, sizeof(struct sw_bd) * RX_DESC_CNT * |
454 | bp->rx_max_ring); | |
455 | ||
456 | for (i = 0; i < bp->rx_max_ring; i++) { | |
457 | bp->rx_desc_ring[i] = | |
458 | pci_alloc_consistent(bp->pdev, | |
459 | sizeof(struct rx_bd) * RX_DESC_CNT, | |
460 | &bp->rx_desc_mapping[i]); | |
461 | if (bp->rx_desc_ring[i] == NULL) | |
462 | goto alloc_mem_err; | |
463 | ||
464 | } | |
b6016b76 | 465 | |
0f31f994 MC |
466 | /* Combine status and statistics blocks into one allocation. */ |
467 | status_blk_size = L1_CACHE_ALIGN(sizeof(struct status_block)); | |
468 | bp->status_stats_size = status_blk_size + | |
469 | sizeof(struct statistics_block); | |
470 | ||
471 | bp->status_blk = pci_alloc_consistent(bp->pdev, bp->status_stats_size, | |
b6016b76 MC |
472 | &bp->status_blk_mapping); |
473 | if (bp->status_blk == NULL) | |
474 | goto alloc_mem_err; | |
475 | ||
0f31f994 | 476 | memset(bp->status_blk, 0, bp->status_stats_size); |
b6016b76 | 477 | |
0f31f994 MC |
478 | bp->stats_blk = (void *) ((unsigned long) bp->status_blk + |
479 | status_blk_size); | |
b6016b76 | 480 | |
0f31f994 | 481 | bp->stats_blk_mapping = bp->status_blk_mapping + status_blk_size; |
b6016b76 MC |
482 | |
483 | return 0; | |
484 | ||
485 | alloc_mem_err: | |
486 | bnx2_free_mem(bp); | |
487 | return -ENOMEM; | |
488 | } | |
489 | ||
e3648b3d MC |
490 | static void |
491 | bnx2_report_fw_link(struct bnx2 *bp) | |
492 | { | |
493 | u32 fw_link_status = 0; | |
494 | ||
495 | if (bp->link_up) { | |
496 | u32 bmsr; | |
497 | ||
498 | switch (bp->line_speed) { | |
499 | case SPEED_10: | |
500 | if (bp->duplex == DUPLEX_HALF) | |
501 | fw_link_status = BNX2_LINK_STATUS_10HALF; | |
502 | else | |
503 | fw_link_status = BNX2_LINK_STATUS_10FULL; | |
504 | break; | |
505 | case SPEED_100: | |
506 | if (bp->duplex == DUPLEX_HALF) | |
507 | fw_link_status = BNX2_LINK_STATUS_100HALF; | |
508 | else | |
509 | fw_link_status = BNX2_LINK_STATUS_100FULL; | |
510 | break; | |
511 | case SPEED_1000: | |
512 | if (bp->duplex == DUPLEX_HALF) | |
513 | fw_link_status = BNX2_LINK_STATUS_1000HALF; | |
514 | else | |
515 | fw_link_status = BNX2_LINK_STATUS_1000FULL; | |
516 | break; | |
517 | case SPEED_2500: | |
518 | if (bp->duplex == DUPLEX_HALF) | |
519 | fw_link_status = BNX2_LINK_STATUS_2500HALF; | |
520 | else | |
521 | fw_link_status = BNX2_LINK_STATUS_2500FULL; | |
522 | break; | |
523 | } | |
524 | ||
525 | fw_link_status |= BNX2_LINK_STATUS_LINK_UP; | |
526 | ||
527 | if (bp->autoneg) { | |
528 | fw_link_status |= BNX2_LINK_STATUS_AN_ENABLED; | |
529 | ||
530 | bnx2_read_phy(bp, MII_BMSR, &bmsr); | |
531 | bnx2_read_phy(bp, MII_BMSR, &bmsr); | |
532 | ||
533 | if (!(bmsr & BMSR_ANEGCOMPLETE) || | |
534 | bp->phy_flags & PHY_PARALLEL_DETECT_FLAG) | |
535 | fw_link_status |= BNX2_LINK_STATUS_PARALLEL_DET; | |
536 | else | |
537 | fw_link_status |= BNX2_LINK_STATUS_AN_COMPLETE; | |
538 | } | |
539 | } | |
540 | else | |
541 | fw_link_status = BNX2_LINK_STATUS_LINK_DOWN; | |
542 | ||
543 | REG_WR_IND(bp, bp->shmem_base + BNX2_LINK_STATUS, fw_link_status); | |
544 | } | |
545 | ||
b6016b76 MC |
546 | static void |
547 | bnx2_report_link(struct bnx2 *bp) | |
548 | { | |
549 | if (bp->link_up) { | |
550 | netif_carrier_on(bp->dev); | |
551 | printk(KERN_INFO PFX "%s NIC Link is Up, ", bp->dev->name); | |
552 | ||
553 | printk("%d Mbps ", bp->line_speed); | |
554 | ||
555 | if (bp->duplex == DUPLEX_FULL) | |
556 | printk("full duplex"); | |
557 | else | |
558 | printk("half duplex"); | |
559 | ||
560 | if (bp->flow_ctrl) { | |
561 | if (bp->flow_ctrl & FLOW_CTRL_RX) { | |
562 | printk(", receive "); | |
563 | if (bp->flow_ctrl & FLOW_CTRL_TX) | |
564 | printk("& transmit "); | |
565 | } | |
566 | else { | |
567 | printk(", transmit "); | |
568 | } | |
569 | printk("flow control ON"); | |
570 | } | |
571 | printk("\n"); | |
572 | } | |
573 | else { | |
574 | netif_carrier_off(bp->dev); | |
575 | printk(KERN_ERR PFX "%s NIC Link is Down\n", bp->dev->name); | |
576 | } | |
e3648b3d MC |
577 | |
578 | bnx2_report_fw_link(bp); | |
b6016b76 MC |
579 | } |
580 | ||
581 | static void | |
582 | bnx2_resolve_flow_ctrl(struct bnx2 *bp) | |
583 | { | |
584 | u32 local_adv, remote_adv; | |
585 | ||
586 | bp->flow_ctrl = 0; | |
587 | if ((bp->autoneg & (AUTONEG_SPEED | AUTONEG_FLOW_CTRL)) != | |
588 | (AUTONEG_SPEED | AUTONEG_FLOW_CTRL)) { | |
589 | ||
590 | if (bp->duplex == DUPLEX_FULL) { | |
591 | bp->flow_ctrl = bp->req_flow_ctrl; | |
592 | } | |
593 | return; | |
594 | } | |
595 | ||
596 | if (bp->duplex != DUPLEX_FULL) { | |
597 | return; | |
598 | } | |
599 | ||
5b0c76ad MC |
600 | if ((bp->phy_flags & PHY_SERDES_FLAG) && |
601 | (CHIP_NUM(bp) == CHIP_NUM_5708)) { | |
602 | u32 val; | |
603 | ||
604 | bnx2_read_phy(bp, BCM5708S_1000X_STAT1, &val); | |
605 | if (val & BCM5708S_1000X_STAT1_TX_PAUSE) | |
606 | bp->flow_ctrl |= FLOW_CTRL_TX; | |
607 | if (val & BCM5708S_1000X_STAT1_RX_PAUSE) | |
608 | bp->flow_ctrl |= FLOW_CTRL_RX; | |
609 | return; | |
610 | } | |
611 | ||
b6016b76 MC |
612 | bnx2_read_phy(bp, MII_ADVERTISE, &local_adv); |
613 | bnx2_read_phy(bp, MII_LPA, &remote_adv); | |
614 | ||
615 | if (bp->phy_flags & PHY_SERDES_FLAG) { | |
616 | u32 new_local_adv = 0; | |
617 | u32 new_remote_adv = 0; | |
618 | ||
619 | if (local_adv & ADVERTISE_1000XPAUSE) | |
620 | new_local_adv |= ADVERTISE_PAUSE_CAP; | |
621 | if (local_adv & ADVERTISE_1000XPSE_ASYM) | |
622 | new_local_adv |= ADVERTISE_PAUSE_ASYM; | |
623 | if (remote_adv & ADVERTISE_1000XPAUSE) | |
624 | new_remote_adv |= ADVERTISE_PAUSE_CAP; | |
625 | if (remote_adv & ADVERTISE_1000XPSE_ASYM) | |
626 | new_remote_adv |= ADVERTISE_PAUSE_ASYM; | |
627 | ||
628 | local_adv = new_local_adv; | |
629 | remote_adv = new_remote_adv; | |
630 | } | |
631 | ||
632 | /* See Table 28B-3 of 802.3ab-1999 spec. */ | |
633 | if (local_adv & ADVERTISE_PAUSE_CAP) { | |
634 | if(local_adv & ADVERTISE_PAUSE_ASYM) { | |
635 | if (remote_adv & ADVERTISE_PAUSE_CAP) { | |
636 | bp->flow_ctrl = FLOW_CTRL_TX | FLOW_CTRL_RX; | |
637 | } | |
638 | else if (remote_adv & ADVERTISE_PAUSE_ASYM) { | |
639 | bp->flow_ctrl = FLOW_CTRL_RX; | |
640 | } | |
641 | } | |
642 | else { | |
643 | if (remote_adv & ADVERTISE_PAUSE_CAP) { | |
644 | bp->flow_ctrl = FLOW_CTRL_TX | FLOW_CTRL_RX; | |
645 | } | |
646 | } | |
647 | } | |
648 | else if (local_adv & ADVERTISE_PAUSE_ASYM) { | |
649 | if ((remote_adv & ADVERTISE_PAUSE_CAP) && | |
650 | (remote_adv & ADVERTISE_PAUSE_ASYM)) { | |
651 | ||
652 | bp->flow_ctrl = FLOW_CTRL_TX; | |
653 | } | |
654 | } | |
655 | } | |
656 | ||
657 | static int | |
5b0c76ad MC |
658 | bnx2_5708s_linkup(struct bnx2 *bp) |
659 | { | |
660 | u32 val; | |
661 | ||
662 | bp->link_up = 1; | |
663 | bnx2_read_phy(bp, BCM5708S_1000X_STAT1, &val); | |
664 | switch (val & BCM5708S_1000X_STAT1_SPEED_MASK) { | |
665 | case BCM5708S_1000X_STAT1_SPEED_10: | |
666 | bp->line_speed = SPEED_10; | |
667 | break; | |
668 | case BCM5708S_1000X_STAT1_SPEED_100: | |
669 | bp->line_speed = SPEED_100; | |
670 | break; | |
671 | case BCM5708S_1000X_STAT1_SPEED_1G: | |
672 | bp->line_speed = SPEED_1000; | |
673 | break; | |
674 | case BCM5708S_1000X_STAT1_SPEED_2G5: | |
675 | bp->line_speed = SPEED_2500; | |
676 | break; | |
677 | } | |
678 | if (val & BCM5708S_1000X_STAT1_FD) | |
679 | bp->duplex = DUPLEX_FULL; | |
680 | else | |
681 | bp->duplex = DUPLEX_HALF; | |
682 | ||
683 | return 0; | |
684 | } | |
685 | ||
686 | static int | |
687 | bnx2_5706s_linkup(struct bnx2 *bp) | |
b6016b76 MC |
688 | { |
689 | u32 bmcr, local_adv, remote_adv, common; | |
690 | ||
691 | bp->link_up = 1; | |
692 | bp->line_speed = SPEED_1000; | |
693 | ||
694 | bnx2_read_phy(bp, MII_BMCR, &bmcr); | |
695 | if (bmcr & BMCR_FULLDPLX) { | |
696 | bp->duplex = DUPLEX_FULL; | |
697 | } | |
698 | else { | |
699 | bp->duplex = DUPLEX_HALF; | |
700 | } | |
701 | ||
702 | if (!(bmcr & BMCR_ANENABLE)) { | |
703 | return 0; | |
704 | } | |
705 | ||
706 | bnx2_read_phy(bp, MII_ADVERTISE, &local_adv); | |
707 | bnx2_read_phy(bp, MII_LPA, &remote_adv); | |
708 | ||
709 | common = local_adv & remote_adv; | |
710 | if (common & (ADVERTISE_1000XHALF | ADVERTISE_1000XFULL)) { | |
711 | ||
712 | if (common & ADVERTISE_1000XFULL) { | |
713 | bp->duplex = DUPLEX_FULL; | |
714 | } | |
715 | else { | |
716 | bp->duplex = DUPLEX_HALF; | |
717 | } | |
718 | } | |
719 | ||
720 | return 0; | |
721 | } | |
722 | ||
723 | static int | |
724 | bnx2_copper_linkup(struct bnx2 *bp) | |
725 | { | |
726 | u32 bmcr; | |
727 | ||
728 | bnx2_read_phy(bp, MII_BMCR, &bmcr); | |
729 | if (bmcr & BMCR_ANENABLE) { | |
730 | u32 local_adv, remote_adv, common; | |
731 | ||
732 | bnx2_read_phy(bp, MII_CTRL1000, &local_adv); | |
733 | bnx2_read_phy(bp, MII_STAT1000, &remote_adv); | |
734 | ||
735 | common = local_adv & (remote_adv >> 2); | |
736 | if (common & ADVERTISE_1000FULL) { | |
737 | bp->line_speed = SPEED_1000; | |
738 | bp->duplex = DUPLEX_FULL; | |
739 | } | |
740 | else if (common & ADVERTISE_1000HALF) { | |
741 | bp->line_speed = SPEED_1000; | |
742 | bp->duplex = DUPLEX_HALF; | |
743 | } | |
744 | else { | |
745 | bnx2_read_phy(bp, MII_ADVERTISE, &local_adv); | |
746 | bnx2_read_phy(bp, MII_LPA, &remote_adv); | |
747 | ||
748 | common = local_adv & remote_adv; | |
749 | if (common & ADVERTISE_100FULL) { | |
750 | bp->line_speed = SPEED_100; | |
751 | bp->duplex = DUPLEX_FULL; | |
752 | } | |
753 | else if (common & ADVERTISE_100HALF) { | |
754 | bp->line_speed = SPEED_100; | |
755 | bp->duplex = DUPLEX_HALF; | |
756 | } | |
757 | else if (common & ADVERTISE_10FULL) { | |
758 | bp->line_speed = SPEED_10; | |
759 | bp->duplex = DUPLEX_FULL; | |
760 | } | |
761 | else if (common & ADVERTISE_10HALF) { | |
762 | bp->line_speed = SPEED_10; | |
763 | bp->duplex = DUPLEX_HALF; | |
764 | } | |
765 | else { | |
766 | bp->line_speed = 0; | |
767 | bp->link_up = 0; | |
768 | } | |
769 | } | |
770 | } | |
771 | else { | |
772 | if (bmcr & BMCR_SPEED100) { | |
773 | bp->line_speed = SPEED_100; | |
774 | } | |
775 | else { | |
776 | bp->line_speed = SPEED_10; | |
777 | } | |
778 | if (bmcr & BMCR_FULLDPLX) { | |
779 | bp->duplex = DUPLEX_FULL; | |
780 | } | |
781 | else { | |
782 | bp->duplex = DUPLEX_HALF; | |
783 | } | |
784 | } | |
785 | ||
786 | return 0; | |
787 | } | |
788 | ||
789 | static int | |
790 | bnx2_set_mac_link(struct bnx2 *bp) | |
791 | { | |
792 | u32 val; | |
793 | ||
794 | REG_WR(bp, BNX2_EMAC_TX_LENGTHS, 0x2620); | |
795 | if (bp->link_up && (bp->line_speed == SPEED_1000) && | |
796 | (bp->duplex == DUPLEX_HALF)) { | |
797 | REG_WR(bp, BNX2_EMAC_TX_LENGTHS, 0x26ff); | |
798 | } | |
799 | ||
800 | /* Configure the EMAC mode register. */ | |
801 | val = REG_RD(bp, BNX2_EMAC_MODE); | |
802 | ||
803 | val &= ~(BNX2_EMAC_MODE_PORT | BNX2_EMAC_MODE_HALF_DUPLEX | | |
5b0c76ad MC |
804 | BNX2_EMAC_MODE_MAC_LOOP | BNX2_EMAC_MODE_FORCE_LINK | |
805 | BNX2_EMAC_MODE_25G); | |
b6016b76 MC |
806 | |
807 | if (bp->link_up) { | |
5b0c76ad MC |
808 | switch (bp->line_speed) { |
809 | case SPEED_10: | |
810 | if (CHIP_NUM(bp) == CHIP_NUM_5708) { | |
811 | val |= BNX2_EMAC_MODE_PORT_MII_10; | |
812 | break; | |
813 | } | |
814 | /* fall through */ | |
815 | case SPEED_100: | |
816 | val |= BNX2_EMAC_MODE_PORT_MII; | |
817 | break; | |
818 | case SPEED_2500: | |
819 | val |= BNX2_EMAC_MODE_25G; | |
820 | /* fall through */ | |
821 | case SPEED_1000: | |
822 | val |= BNX2_EMAC_MODE_PORT_GMII; | |
823 | break; | |
824 | } | |
b6016b76 MC |
825 | } |
826 | else { | |
827 | val |= BNX2_EMAC_MODE_PORT_GMII; | |
828 | } | |
829 | ||
830 | /* Set the MAC to operate in the appropriate duplex mode. */ | |
831 | if (bp->duplex == DUPLEX_HALF) | |
832 | val |= BNX2_EMAC_MODE_HALF_DUPLEX; | |
833 | REG_WR(bp, BNX2_EMAC_MODE, val); | |
834 | ||
835 | /* Enable/disable rx PAUSE. */ | |
836 | bp->rx_mode &= ~BNX2_EMAC_RX_MODE_FLOW_EN; | |
837 | ||
838 | if (bp->flow_ctrl & FLOW_CTRL_RX) | |
839 | bp->rx_mode |= BNX2_EMAC_RX_MODE_FLOW_EN; | |
840 | REG_WR(bp, BNX2_EMAC_RX_MODE, bp->rx_mode); | |
841 | ||
842 | /* Enable/disable tx PAUSE. */ | |
843 | val = REG_RD(bp, BNX2_EMAC_TX_MODE); | |
844 | val &= ~BNX2_EMAC_TX_MODE_FLOW_EN; | |
845 | ||
846 | if (bp->flow_ctrl & FLOW_CTRL_TX) | |
847 | val |= BNX2_EMAC_TX_MODE_FLOW_EN; | |
848 | REG_WR(bp, BNX2_EMAC_TX_MODE, val); | |
849 | ||
850 | /* Acknowledge the interrupt. */ | |
851 | REG_WR(bp, BNX2_EMAC_STATUS, BNX2_EMAC_STATUS_LINK_CHANGE); | |
852 | ||
853 | return 0; | |
854 | } | |
855 | ||
856 | static int | |
857 | bnx2_set_link(struct bnx2 *bp) | |
858 | { | |
859 | u32 bmsr; | |
860 | u8 link_up; | |
861 | ||
862 | if (bp->loopback == MAC_LOOPBACK) { | |
863 | bp->link_up = 1; | |
864 | return 0; | |
865 | } | |
866 | ||
867 | link_up = bp->link_up; | |
868 | ||
869 | bnx2_read_phy(bp, MII_BMSR, &bmsr); | |
870 | bnx2_read_phy(bp, MII_BMSR, &bmsr); | |
871 | ||
872 | if ((bp->phy_flags & PHY_SERDES_FLAG) && | |
873 | (CHIP_NUM(bp) == CHIP_NUM_5706)) { | |
874 | u32 val; | |
875 | ||
876 | val = REG_RD(bp, BNX2_EMAC_STATUS); | |
877 | if (val & BNX2_EMAC_STATUS_LINK) | |
878 | bmsr |= BMSR_LSTATUS; | |
879 | else | |
880 | bmsr &= ~BMSR_LSTATUS; | |
881 | } | |
882 | ||
883 | if (bmsr & BMSR_LSTATUS) { | |
884 | bp->link_up = 1; | |
885 | ||
886 | if (bp->phy_flags & PHY_SERDES_FLAG) { | |
5b0c76ad MC |
887 | if (CHIP_NUM(bp) == CHIP_NUM_5706) |
888 | bnx2_5706s_linkup(bp); | |
889 | else if (CHIP_NUM(bp) == CHIP_NUM_5708) | |
890 | bnx2_5708s_linkup(bp); | |
b6016b76 MC |
891 | } |
892 | else { | |
893 | bnx2_copper_linkup(bp); | |
894 | } | |
895 | bnx2_resolve_flow_ctrl(bp); | |
896 | } | |
897 | else { | |
898 | if ((bp->phy_flags & PHY_SERDES_FLAG) && | |
899 | (bp->autoneg & AUTONEG_SPEED)) { | |
900 | ||
901 | u32 bmcr; | |
902 | ||
903 | bnx2_read_phy(bp, MII_BMCR, &bmcr); | |
904 | if (!(bmcr & BMCR_ANENABLE)) { | |
905 | bnx2_write_phy(bp, MII_BMCR, bmcr | | |
906 | BMCR_ANENABLE); | |
907 | } | |
908 | } | |
909 | bp->phy_flags &= ~PHY_PARALLEL_DETECT_FLAG; | |
910 | bp->link_up = 0; | |
911 | } | |
912 | ||
913 | if (bp->link_up != link_up) { | |
914 | bnx2_report_link(bp); | |
915 | } | |
916 | ||
917 | bnx2_set_mac_link(bp); | |
918 | ||
919 | return 0; | |
920 | } | |
921 | ||
922 | static int | |
923 | bnx2_reset_phy(struct bnx2 *bp) | |
924 | { | |
925 | int i; | |
926 | u32 reg; | |
927 | ||
928 | bnx2_write_phy(bp, MII_BMCR, BMCR_RESET); | |
929 | ||
930 | #define PHY_RESET_MAX_WAIT 100 | |
931 | for (i = 0; i < PHY_RESET_MAX_WAIT; i++) { | |
932 | udelay(10); | |
933 | ||
934 | bnx2_read_phy(bp, MII_BMCR, ®); | |
935 | if (!(reg & BMCR_RESET)) { | |
936 | udelay(20); | |
937 | break; | |
938 | } | |
939 | } | |
940 | if (i == PHY_RESET_MAX_WAIT) { | |
941 | return -EBUSY; | |
942 | } | |
943 | return 0; | |
944 | } | |
945 | ||
946 | static u32 | |
947 | bnx2_phy_get_pause_adv(struct bnx2 *bp) | |
948 | { | |
949 | u32 adv = 0; | |
950 | ||
951 | if ((bp->req_flow_ctrl & (FLOW_CTRL_RX | FLOW_CTRL_TX)) == | |
952 | (FLOW_CTRL_RX | FLOW_CTRL_TX)) { | |
953 | ||
954 | if (bp->phy_flags & PHY_SERDES_FLAG) { | |
955 | adv = ADVERTISE_1000XPAUSE; | |
956 | } | |
957 | else { | |
958 | adv = ADVERTISE_PAUSE_CAP; | |
959 | } | |
960 | } | |
961 | else if (bp->req_flow_ctrl & FLOW_CTRL_TX) { | |
962 | if (bp->phy_flags & PHY_SERDES_FLAG) { | |
963 | adv = ADVERTISE_1000XPSE_ASYM; | |
964 | } | |
965 | else { | |
966 | adv = ADVERTISE_PAUSE_ASYM; | |
967 | } | |
968 | } | |
969 | else if (bp->req_flow_ctrl & FLOW_CTRL_RX) { | |
970 | if (bp->phy_flags & PHY_SERDES_FLAG) { | |
971 | adv = ADVERTISE_1000XPAUSE | ADVERTISE_1000XPSE_ASYM; | |
972 | } | |
973 | else { | |
974 | adv = ADVERTISE_PAUSE_CAP | ADVERTISE_PAUSE_ASYM; | |
975 | } | |
976 | } | |
977 | return adv; | |
978 | } | |
979 | ||
980 | static int | |
981 | bnx2_setup_serdes_phy(struct bnx2 *bp) | |
982 | { | |
5b0c76ad | 983 | u32 adv, bmcr, up1; |
b6016b76 MC |
984 | u32 new_adv = 0; |
985 | ||
986 | if (!(bp->autoneg & AUTONEG_SPEED)) { | |
987 | u32 new_bmcr; | |
5b0c76ad MC |
988 | int force_link_down = 0; |
989 | ||
990 | if (CHIP_NUM(bp) == CHIP_NUM_5708) { | |
991 | bnx2_read_phy(bp, BCM5708S_UP1, &up1); | |
992 | if (up1 & BCM5708S_UP1_2G5) { | |
993 | up1 &= ~BCM5708S_UP1_2G5; | |
994 | bnx2_write_phy(bp, BCM5708S_UP1, up1); | |
995 | force_link_down = 1; | |
996 | } | |
997 | } | |
998 | ||
999 | bnx2_read_phy(bp, MII_ADVERTISE, &adv); | |
1000 | adv &= ~(ADVERTISE_1000XFULL | ADVERTISE_1000XHALF); | |
b6016b76 MC |
1001 | |
1002 | bnx2_read_phy(bp, MII_BMCR, &bmcr); | |
1003 | new_bmcr = bmcr & ~BMCR_ANENABLE; | |
1004 | new_bmcr |= BMCR_SPEED1000; | |
1005 | if (bp->req_duplex == DUPLEX_FULL) { | |
5b0c76ad | 1006 | adv |= ADVERTISE_1000XFULL; |
b6016b76 MC |
1007 | new_bmcr |= BMCR_FULLDPLX; |
1008 | } | |
1009 | else { | |
5b0c76ad | 1010 | adv |= ADVERTISE_1000XHALF; |
b6016b76 MC |
1011 | new_bmcr &= ~BMCR_FULLDPLX; |
1012 | } | |
5b0c76ad | 1013 | if ((new_bmcr != bmcr) || (force_link_down)) { |
b6016b76 MC |
1014 | /* Force a link down visible on the other side */ |
1015 | if (bp->link_up) { | |
5b0c76ad MC |
1016 | bnx2_write_phy(bp, MII_ADVERTISE, adv & |
1017 | ~(ADVERTISE_1000XFULL | | |
1018 | ADVERTISE_1000XHALF)); | |
b6016b76 MC |
1019 | bnx2_write_phy(bp, MII_BMCR, bmcr | |
1020 | BMCR_ANRESTART | BMCR_ANENABLE); | |
1021 | ||
1022 | bp->link_up = 0; | |
1023 | netif_carrier_off(bp->dev); | |
5b0c76ad | 1024 | bnx2_write_phy(bp, MII_BMCR, new_bmcr); |
b6016b76 | 1025 | } |
5b0c76ad | 1026 | bnx2_write_phy(bp, MII_ADVERTISE, adv); |
b6016b76 MC |
1027 | bnx2_write_phy(bp, MII_BMCR, new_bmcr); |
1028 | } | |
1029 | return 0; | |
1030 | } | |
1031 | ||
5b0c76ad MC |
1032 | if (bp->phy_flags & PHY_2_5G_CAPABLE_FLAG) { |
1033 | bnx2_read_phy(bp, BCM5708S_UP1, &up1); | |
1034 | up1 |= BCM5708S_UP1_2G5; | |
1035 | bnx2_write_phy(bp, BCM5708S_UP1, up1); | |
1036 | } | |
1037 | ||
b6016b76 MC |
1038 | if (bp->advertising & ADVERTISED_1000baseT_Full) |
1039 | new_adv |= ADVERTISE_1000XFULL; | |
1040 | ||
1041 | new_adv |= bnx2_phy_get_pause_adv(bp); | |
1042 | ||
1043 | bnx2_read_phy(bp, MII_ADVERTISE, &adv); | |
1044 | bnx2_read_phy(bp, MII_BMCR, &bmcr); | |
1045 | ||
1046 | bp->serdes_an_pending = 0; | |
1047 | if ((adv != new_adv) || ((bmcr & BMCR_ANENABLE) == 0)) { | |
1048 | /* Force a link down visible on the other side */ | |
1049 | if (bp->link_up) { | |
1050 | int i; | |
1051 | ||
1052 | bnx2_write_phy(bp, MII_BMCR, BMCR_LOOPBACK); | |
1053 | for (i = 0; i < 110; i++) { | |
1054 | udelay(100); | |
1055 | } | |
1056 | } | |
1057 | ||
1058 | bnx2_write_phy(bp, MII_ADVERTISE, new_adv); | |
1059 | bnx2_write_phy(bp, MII_BMCR, bmcr | BMCR_ANRESTART | | |
1060 | BMCR_ANENABLE); | |
cd339a0e MC |
1061 | if (CHIP_NUM(bp) == CHIP_NUM_5706) { |
1062 | /* Speed up link-up time when the link partner | |
1063 | * does not autonegotiate which is very common | |
1064 | * in blade servers. Some blade servers use | |
1065 | * IPMI for kerboard input and it's important | |
1066 | * to minimize link disruptions. Autoneg. involves | |
1067 | * exchanging base pages plus 3 next pages and | |
1068 | * normally completes in about 120 msec. | |
1069 | */ | |
1070 | bp->current_interval = SERDES_AN_TIMEOUT; | |
1071 | bp->serdes_an_pending = 1; | |
1072 | mod_timer(&bp->timer, jiffies + bp->current_interval); | |
1073 | } | |
b6016b76 MC |
1074 | } |
1075 | ||
1076 | return 0; | |
1077 | } | |
1078 | ||
1079 | #define ETHTOOL_ALL_FIBRE_SPEED \ | |
1080 | (ADVERTISED_1000baseT_Full) | |
1081 | ||
1082 | #define ETHTOOL_ALL_COPPER_SPEED \ | |
1083 | (ADVERTISED_10baseT_Half | ADVERTISED_10baseT_Full | \ | |
1084 | ADVERTISED_100baseT_Half | ADVERTISED_100baseT_Full | \ | |
1085 | ADVERTISED_1000baseT_Full) | |
1086 | ||
1087 | #define PHY_ALL_10_100_SPEED (ADVERTISE_10HALF | ADVERTISE_10FULL | \ | |
1088 | ADVERTISE_100HALF | ADVERTISE_100FULL | ADVERTISE_CSMA) | |
1089 | ||
1090 | #define PHY_ALL_1000_SPEED (ADVERTISE_1000HALF | ADVERTISE_1000FULL) | |
1091 | ||
1092 | static int | |
1093 | bnx2_setup_copper_phy(struct bnx2 *bp) | |
1094 | { | |
1095 | u32 bmcr; | |
1096 | u32 new_bmcr; | |
1097 | ||
1098 | bnx2_read_phy(bp, MII_BMCR, &bmcr); | |
1099 | ||
1100 | if (bp->autoneg & AUTONEG_SPEED) { | |
1101 | u32 adv_reg, adv1000_reg; | |
1102 | u32 new_adv_reg = 0; | |
1103 | u32 new_adv1000_reg = 0; | |
1104 | ||
1105 | bnx2_read_phy(bp, MII_ADVERTISE, &adv_reg); | |
1106 | adv_reg &= (PHY_ALL_10_100_SPEED | ADVERTISE_PAUSE_CAP | | |
1107 | ADVERTISE_PAUSE_ASYM); | |
1108 | ||
1109 | bnx2_read_phy(bp, MII_CTRL1000, &adv1000_reg); | |
1110 | adv1000_reg &= PHY_ALL_1000_SPEED; | |
1111 | ||
1112 | if (bp->advertising & ADVERTISED_10baseT_Half) | |
1113 | new_adv_reg |= ADVERTISE_10HALF; | |
1114 | if (bp->advertising & ADVERTISED_10baseT_Full) | |
1115 | new_adv_reg |= ADVERTISE_10FULL; | |
1116 | if (bp->advertising & ADVERTISED_100baseT_Half) | |
1117 | new_adv_reg |= ADVERTISE_100HALF; | |
1118 | if (bp->advertising & ADVERTISED_100baseT_Full) | |
1119 | new_adv_reg |= ADVERTISE_100FULL; | |
1120 | if (bp->advertising & ADVERTISED_1000baseT_Full) | |
1121 | new_adv1000_reg |= ADVERTISE_1000FULL; | |
1122 | ||
1123 | new_adv_reg |= ADVERTISE_CSMA; | |
1124 | ||
1125 | new_adv_reg |= bnx2_phy_get_pause_adv(bp); | |
1126 | ||
1127 | if ((adv1000_reg != new_adv1000_reg) || | |
1128 | (adv_reg != new_adv_reg) || | |
1129 | ((bmcr & BMCR_ANENABLE) == 0)) { | |
1130 | ||
1131 | bnx2_write_phy(bp, MII_ADVERTISE, new_adv_reg); | |
1132 | bnx2_write_phy(bp, MII_CTRL1000, new_adv1000_reg); | |
1133 | bnx2_write_phy(bp, MII_BMCR, BMCR_ANRESTART | | |
1134 | BMCR_ANENABLE); | |
1135 | } | |
1136 | else if (bp->link_up) { | |
1137 | /* Flow ctrl may have changed from auto to forced */ | |
1138 | /* or vice-versa. */ | |
1139 | ||
1140 | bnx2_resolve_flow_ctrl(bp); | |
1141 | bnx2_set_mac_link(bp); | |
1142 | } | |
1143 | return 0; | |
1144 | } | |
1145 | ||
1146 | new_bmcr = 0; | |
1147 | if (bp->req_line_speed == SPEED_100) { | |
1148 | new_bmcr |= BMCR_SPEED100; | |
1149 | } | |
1150 | if (bp->req_duplex == DUPLEX_FULL) { | |
1151 | new_bmcr |= BMCR_FULLDPLX; | |
1152 | } | |
1153 | if (new_bmcr != bmcr) { | |
1154 | u32 bmsr; | |
1155 | int i = 0; | |
1156 | ||
1157 | bnx2_read_phy(bp, MII_BMSR, &bmsr); | |
1158 | bnx2_read_phy(bp, MII_BMSR, &bmsr); | |
1159 | ||
1160 | if (bmsr & BMSR_LSTATUS) { | |
1161 | /* Force link down */ | |
1162 | bnx2_write_phy(bp, MII_BMCR, BMCR_LOOPBACK); | |
1163 | do { | |
1164 | udelay(100); | |
1165 | bnx2_read_phy(bp, MII_BMSR, &bmsr); | |
1166 | bnx2_read_phy(bp, MII_BMSR, &bmsr); | |
1167 | i++; | |
1168 | } while ((bmsr & BMSR_LSTATUS) && (i < 620)); | |
1169 | } | |
1170 | ||
1171 | bnx2_write_phy(bp, MII_BMCR, new_bmcr); | |
1172 | ||
1173 | /* Normally, the new speed is setup after the link has | |
1174 | * gone down and up again. In some cases, link will not go | |
1175 | * down so we need to set up the new speed here. | |
1176 | */ | |
1177 | if (bmsr & BMSR_LSTATUS) { | |
1178 | bp->line_speed = bp->req_line_speed; | |
1179 | bp->duplex = bp->req_duplex; | |
1180 | bnx2_resolve_flow_ctrl(bp); | |
1181 | bnx2_set_mac_link(bp); | |
1182 | } | |
1183 | } | |
1184 | return 0; | |
1185 | } | |
1186 | ||
1187 | static int | |
1188 | bnx2_setup_phy(struct bnx2 *bp) | |
1189 | { | |
1190 | if (bp->loopback == MAC_LOOPBACK) | |
1191 | return 0; | |
1192 | ||
1193 | if (bp->phy_flags & PHY_SERDES_FLAG) { | |
1194 | return (bnx2_setup_serdes_phy(bp)); | |
1195 | } | |
1196 | else { | |
1197 | return (bnx2_setup_copper_phy(bp)); | |
1198 | } | |
1199 | } | |
1200 | ||
1201 | static int | |
5b0c76ad MC |
1202 | bnx2_init_5708s_phy(struct bnx2 *bp) |
1203 | { | |
1204 | u32 val; | |
1205 | ||
1206 | bnx2_write_phy(bp, BCM5708S_BLK_ADDR, BCM5708S_BLK_ADDR_DIG3); | |
1207 | bnx2_write_phy(bp, BCM5708S_DIG_3_0, BCM5708S_DIG_3_0_USE_IEEE); | |
1208 | bnx2_write_phy(bp, BCM5708S_BLK_ADDR, BCM5708S_BLK_ADDR_DIG); | |
1209 | ||
1210 | bnx2_read_phy(bp, BCM5708S_1000X_CTL1, &val); | |
1211 | val |= BCM5708S_1000X_CTL1_FIBER_MODE | BCM5708S_1000X_CTL1_AUTODET_EN; | |
1212 | bnx2_write_phy(bp, BCM5708S_1000X_CTL1, val); | |
1213 | ||
1214 | bnx2_read_phy(bp, BCM5708S_1000X_CTL2, &val); | |
1215 | val |= BCM5708S_1000X_CTL2_PLLEL_DET_EN; | |
1216 | bnx2_write_phy(bp, BCM5708S_1000X_CTL2, val); | |
1217 | ||
1218 | if (bp->phy_flags & PHY_2_5G_CAPABLE_FLAG) { | |
1219 | bnx2_read_phy(bp, BCM5708S_UP1, &val); | |
1220 | val |= BCM5708S_UP1_2G5; | |
1221 | bnx2_write_phy(bp, BCM5708S_UP1, val); | |
1222 | } | |
1223 | ||
1224 | if ((CHIP_ID(bp) == CHIP_ID_5708_A0) || | |
dda1e390 MC |
1225 | (CHIP_ID(bp) == CHIP_ID_5708_B0) || |
1226 | (CHIP_ID(bp) == CHIP_ID_5708_B1)) { | |
5b0c76ad MC |
1227 | /* increase tx signal amplitude */ |
1228 | bnx2_write_phy(bp, BCM5708S_BLK_ADDR, | |
1229 | BCM5708S_BLK_ADDR_TX_MISC); | |
1230 | bnx2_read_phy(bp, BCM5708S_TX_ACTL1, &val); | |
1231 | val &= ~BCM5708S_TX_ACTL1_DRIVER_VCM; | |
1232 | bnx2_write_phy(bp, BCM5708S_TX_ACTL1, val); | |
1233 | bnx2_write_phy(bp, BCM5708S_BLK_ADDR, BCM5708S_BLK_ADDR_DIG); | |
1234 | } | |
1235 | ||
e3648b3d | 1236 | val = REG_RD_IND(bp, bp->shmem_base + BNX2_PORT_HW_CFG_CONFIG) & |
5b0c76ad MC |
1237 | BNX2_PORT_HW_CFG_CFG_TXCTL3_MASK; |
1238 | ||
1239 | if (val) { | |
1240 | u32 is_backplane; | |
1241 | ||
e3648b3d | 1242 | is_backplane = REG_RD_IND(bp, bp->shmem_base + |
5b0c76ad MC |
1243 | BNX2_SHARED_HW_CFG_CONFIG); |
1244 | if (is_backplane & BNX2_SHARED_HW_CFG_PHY_BACKPLANE) { | |
1245 | bnx2_write_phy(bp, BCM5708S_BLK_ADDR, | |
1246 | BCM5708S_BLK_ADDR_TX_MISC); | |
1247 | bnx2_write_phy(bp, BCM5708S_TX_ACTL3, val); | |
1248 | bnx2_write_phy(bp, BCM5708S_BLK_ADDR, | |
1249 | BCM5708S_BLK_ADDR_DIG); | |
1250 | } | |
1251 | } | |
1252 | return 0; | |
1253 | } | |
1254 | ||
1255 | static int | |
1256 | bnx2_init_5706s_phy(struct bnx2 *bp) | |
b6016b76 MC |
1257 | { |
1258 | bp->phy_flags &= ~PHY_PARALLEL_DETECT_FLAG; | |
1259 | ||
1260 | if (CHIP_NUM(bp) == CHIP_NUM_5706) { | |
1261 | REG_WR(bp, BNX2_MISC_UNUSED0, 0x300); | |
1262 | } | |
1263 | ||
1264 | if (bp->dev->mtu > 1500) { | |
1265 | u32 val; | |
1266 | ||
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 & 0xfff8) | 0x4000); | |
1271 | ||
1272 | bnx2_write_phy(bp, 0x1c, 0x6c00); | |
1273 | bnx2_read_phy(bp, 0x1c, &val); | |
1274 | bnx2_write_phy(bp, 0x1c, (val & 0x3ff) | 0xec02); | |
1275 | } | |
1276 | else { | |
1277 | u32 val; | |
1278 | ||
1279 | bnx2_write_phy(bp, 0x18, 0x7); | |
1280 | bnx2_read_phy(bp, 0x18, &val); | |
1281 | bnx2_write_phy(bp, 0x18, val & ~0x4007); | |
1282 | ||
1283 | bnx2_write_phy(bp, 0x1c, 0x6c00); | |
1284 | bnx2_read_phy(bp, 0x1c, &val); | |
1285 | bnx2_write_phy(bp, 0x1c, (val & 0x3fd) | 0xec00); | |
1286 | } | |
1287 | ||
1288 | return 0; | |
1289 | } | |
1290 | ||
1291 | static int | |
1292 | bnx2_init_copper_phy(struct bnx2 *bp) | |
1293 | { | |
5b0c76ad MC |
1294 | u32 val; |
1295 | ||
b6016b76 MC |
1296 | bp->phy_flags |= PHY_CRC_FIX_FLAG; |
1297 | ||
1298 | if (bp->phy_flags & PHY_CRC_FIX_FLAG) { | |
1299 | bnx2_write_phy(bp, 0x18, 0x0c00); | |
1300 | bnx2_write_phy(bp, 0x17, 0x000a); | |
1301 | bnx2_write_phy(bp, 0x15, 0x310b); | |
1302 | bnx2_write_phy(bp, 0x17, 0x201f); | |
1303 | bnx2_write_phy(bp, 0x15, 0x9506); | |
1304 | bnx2_write_phy(bp, 0x17, 0x401f); | |
1305 | bnx2_write_phy(bp, 0x15, 0x14e2); | |
1306 | bnx2_write_phy(bp, 0x18, 0x0400); | |
1307 | } | |
1308 | ||
1309 | if (bp->dev->mtu > 1500) { | |
b6016b76 MC |
1310 | /* Set extended packet length bit */ |
1311 | bnx2_write_phy(bp, 0x18, 0x7); | |
1312 | bnx2_read_phy(bp, 0x18, &val); | |
1313 | bnx2_write_phy(bp, 0x18, val | 0x4000); | |
1314 | ||
1315 | bnx2_read_phy(bp, 0x10, &val); | |
1316 | bnx2_write_phy(bp, 0x10, val | 0x1); | |
1317 | } | |
1318 | else { | |
b6016b76 MC |
1319 | bnx2_write_phy(bp, 0x18, 0x7); |
1320 | bnx2_read_phy(bp, 0x18, &val); | |
1321 | bnx2_write_phy(bp, 0x18, val & ~0x4007); | |
1322 | ||
1323 | bnx2_read_phy(bp, 0x10, &val); | |
1324 | bnx2_write_phy(bp, 0x10, val & ~0x1); | |
1325 | } | |
1326 | ||
5b0c76ad MC |
1327 | /* ethernet@wirespeed */ |
1328 | bnx2_write_phy(bp, 0x18, 0x7007); | |
1329 | bnx2_read_phy(bp, 0x18, &val); | |
1330 | bnx2_write_phy(bp, 0x18, val | (1 << 15) | (1 << 4)); | |
b6016b76 MC |
1331 | return 0; |
1332 | } | |
1333 | ||
1334 | ||
1335 | static int | |
1336 | bnx2_init_phy(struct bnx2 *bp) | |
1337 | { | |
1338 | u32 val; | |
1339 | int rc = 0; | |
1340 | ||
1341 | bp->phy_flags &= ~PHY_INT_MODE_MASK_FLAG; | |
1342 | bp->phy_flags |= PHY_INT_MODE_LINK_READY_FLAG; | |
1343 | ||
1344 | REG_WR(bp, BNX2_EMAC_ATTENTION_ENA, BNX2_EMAC_ATTENTION_ENA_LINK); | |
1345 | ||
1346 | bnx2_reset_phy(bp); | |
1347 | ||
1348 | bnx2_read_phy(bp, MII_PHYSID1, &val); | |
1349 | bp->phy_id = val << 16; | |
1350 | bnx2_read_phy(bp, MII_PHYSID2, &val); | |
1351 | bp->phy_id |= val & 0xffff; | |
1352 | ||
1353 | if (bp->phy_flags & PHY_SERDES_FLAG) { | |
5b0c76ad MC |
1354 | if (CHIP_NUM(bp) == CHIP_NUM_5706) |
1355 | rc = bnx2_init_5706s_phy(bp); | |
1356 | else if (CHIP_NUM(bp) == CHIP_NUM_5708) | |
1357 | rc = bnx2_init_5708s_phy(bp); | |
b6016b76 MC |
1358 | } |
1359 | else { | |
1360 | rc = bnx2_init_copper_phy(bp); | |
1361 | } | |
1362 | ||
1363 | bnx2_setup_phy(bp); | |
1364 | ||
1365 | return rc; | |
1366 | } | |
1367 | ||
1368 | static int | |
1369 | bnx2_set_mac_loopback(struct bnx2 *bp) | |
1370 | { | |
1371 | u32 mac_mode; | |
1372 | ||
1373 | mac_mode = REG_RD(bp, BNX2_EMAC_MODE); | |
1374 | mac_mode &= ~BNX2_EMAC_MODE_PORT; | |
1375 | mac_mode |= BNX2_EMAC_MODE_MAC_LOOP | BNX2_EMAC_MODE_FORCE_LINK; | |
1376 | REG_WR(bp, BNX2_EMAC_MODE, mac_mode); | |
1377 | bp->link_up = 1; | |
1378 | return 0; | |
1379 | } | |
1380 | ||
bc5a0690 MC |
1381 | static int bnx2_test_link(struct bnx2 *); |
1382 | ||
1383 | static int | |
1384 | bnx2_set_phy_loopback(struct bnx2 *bp) | |
1385 | { | |
1386 | u32 mac_mode; | |
1387 | int rc, i; | |
1388 | ||
1389 | spin_lock_bh(&bp->phy_lock); | |
1390 | rc = bnx2_write_phy(bp, MII_BMCR, BMCR_LOOPBACK | BMCR_FULLDPLX | | |
1391 | BMCR_SPEED1000); | |
1392 | spin_unlock_bh(&bp->phy_lock); | |
1393 | if (rc) | |
1394 | return rc; | |
1395 | ||
1396 | for (i = 0; i < 10; i++) { | |
1397 | if (bnx2_test_link(bp) == 0) | |
1398 | break; | |
1399 | udelay(10); | |
1400 | } | |
1401 | ||
1402 | mac_mode = REG_RD(bp, BNX2_EMAC_MODE); | |
1403 | mac_mode &= ~(BNX2_EMAC_MODE_PORT | BNX2_EMAC_MODE_HALF_DUPLEX | | |
1404 | BNX2_EMAC_MODE_MAC_LOOP | BNX2_EMAC_MODE_FORCE_LINK | | |
1405 | BNX2_EMAC_MODE_25G); | |
1406 | ||
1407 | mac_mode |= BNX2_EMAC_MODE_PORT_GMII; | |
1408 | REG_WR(bp, BNX2_EMAC_MODE, mac_mode); | |
1409 | bp->link_up = 1; | |
1410 | return 0; | |
1411 | } | |
1412 | ||
b6016b76 | 1413 | static int |
b090ae2b | 1414 | bnx2_fw_sync(struct bnx2 *bp, u32 msg_data, int silent) |
b6016b76 MC |
1415 | { |
1416 | int i; | |
1417 | u32 val; | |
1418 | ||
b6016b76 MC |
1419 | bp->fw_wr_seq++; |
1420 | msg_data |= bp->fw_wr_seq; | |
1421 | ||
e3648b3d | 1422 | REG_WR_IND(bp, bp->shmem_base + BNX2_DRV_MB, msg_data); |
b6016b76 MC |
1423 | |
1424 | /* wait for an acknowledgement. */ | |
b090ae2b MC |
1425 | for (i = 0; i < (FW_ACK_TIME_OUT_MS / 10); i++) { |
1426 | msleep(10); | |
b6016b76 | 1427 | |
e3648b3d | 1428 | val = REG_RD_IND(bp, bp->shmem_base + BNX2_FW_MB); |
b6016b76 MC |
1429 | |
1430 | if ((val & BNX2_FW_MSG_ACK) == (msg_data & BNX2_DRV_MSG_SEQ)) | |
1431 | break; | |
1432 | } | |
b090ae2b MC |
1433 | if ((msg_data & BNX2_DRV_MSG_DATA) == BNX2_DRV_MSG_DATA_WAIT0) |
1434 | return 0; | |
b6016b76 MC |
1435 | |
1436 | /* If we timed out, inform the firmware that this is the case. */ | |
b090ae2b MC |
1437 | if ((val & BNX2_FW_MSG_ACK) != (msg_data & BNX2_DRV_MSG_SEQ)) { |
1438 | if (!silent) | |
1439 | printk(KERN_ERR PFX "fw sync timeout, reset code = " | |
1440 | "%x\n", msg_data); | |
b6016b76 MC |
1441 | |
1442 | msg_data &= ~BNX2_DRV_MSG_CODE; | |
1443 | msg_data |= BNX2_DRV_MSG_CODE_FW_TIMEOUT; | |
1444 | ||
e3648b3d | 1445 | REG_WR_IND(bp, bp->shmem_base + BNX2_DRV_MB, msg_data); |
b6016b76 | 1446 | |
b6016b76 MC |
1447 | return -EBUSY; |
1448 | } | |
1449 | ||
b090ae2b MC |
1450 | if ((val & BNX2_FW_MSG_STATUS_MASK) != BNX2_FW_MSG_STATUS_OK) |
1451 | return -EIO; | |
1452 | ||
b6016b76 MC |
1453 | return 0; |
1454 | } | |
1455 | ||
1456 | static void | |
1457 | bnx2_init_context(struct bnx2 *bp) | |
1458 | { | |
1459 | u32 vcid; | |
1460 | ||
1461 | vcid = 96; | |
1462 | while (vcid) { | |
1463 | u32 vcid_addr, pcid_addr, offset; | |
1464 | ||
1465 | vcid--; | |
1466 | ||
1467 | if (CHIP_ID(bp) == CHIP_ID_5706_A0) { | |
1468 | u32 new_vcid; | |
1469 | ||
1470 | vcid_addr = GET_PCID_ADDR(vcid); | |
1471 | if (vcid & 0x8) { | |
1472 | new_vcid = 0x60 + (vcid & 0xf0) + (vcid & 0x7); | |
1473 | } | |
1474 | else { | |
1475 | new_vcid = vcid; | |
1476 | } | |
1477 | pcid_addr = GET_PCID_ADDR(new_vcid); | |
1478 | } | |
1479 | else { | |
1480 | vcid_addr = GET_CID_ADDR(vcid); | |
1481 | pcid_addr = vcid_addr; | |
1482 | } | |
1483 | ||
1484 | REG_WR(bp, BNX2_CTX_VIRT_ADDR, 0x00); | |
1485 | REG_WR(bp, BNX2_CTX_PAGE_TBL, pcid_addr); | |
1486 | ||
1487 | /* Zero out the context. */ | |
1488 | for (offset = 0; offset < PHY_CTX_SIZE; offset += 4) { | |
1489 | CTX_WR(bp, 0x00, offset, 0); | |
1490 | } | |
1491 | ||
1492 | REG_WR(bp, BNX2_CTX_VIRT_ADDR, vcid_addr); | |
1493 | REG_WR(bp, BNX2_CTX_PAGE_TBL, pcid_addr); | |
1494 | } | |
1495 | } | |
1496 | ||
1497 | static int | |
1498 | bnx2_alloc_bad_rbuf(struct bnx2 *bp) | |
1499 | { | |
1500 | u16 *good_mbuf; | |
1501 | u32 good_mbuf_cnt; | |
1502 | u32 val; | |
1503 | ||
1504 | good_mbuf = kmalloc(512 * sizeof(u16), GFP_KERNEL); | |
1505 | if (good_mbuf == NULL) { | |
1506 | printk(KERN_ERR PFX "Failed to allocate memory in " | |
1507 | "bnx2_alloc_bad_rbuf\n"); | |
1508 | return -ENOMEM; | |
1509 | } | |
1510 | ||
1511 | REG_WR(bp, BNX2_MISC_ENABLE_SET_BITS, | |
1512 | BNX2_MISC_ENABLE_SET_BITS_RX_MBUF_ENABLE); | |
1513 | ||
1514 | good_mbuf_cnt = 0; | |
1515 | ||
1516 | /* Allocate a bunch of mbufs and save the good ones in an array. */ | |
1517 | val = REG_RD_IND(bp, BNX2_RBUF_STATUS1); | |
1518 | while (val & BNX2_RBUF_STATUS1_FREE_COUNT) { | |
1519 | REG_WR_IND(bp, BNX2_RBUF_COMMAND, BNX2_RBUF_COMMAND_ALLOC_REQ); | |
1520 | ||
1521 | val = REG_RD_IND(bp, BNX2_RBUF_FW_BUF_ALLOC); | |
1522 | ||
1523 | val &= BNX2_RBUF_FW_BUF_ALLOC_VALUE; | |
1524 | ||
1525 | /* The addresses with Bit 9 set are bad memory blocks. */ | |
1526 | if (!(val & (1 << 9))) { | |
1527 | good_mbuf[good_mbuf_cnt] = (u16) val; | |
1528 | good_mbuf_cnt++; | |
1529 | } | |
1530 | ||
1531 | val = REG_RD_IND(bp, BNX2_RBUF_STATUS1); | |
1532 | } | |
1533 | ||
1534 | /* Free the good ones back to the mbuf pool thus discarding | |
1535 | * all the bad ones. */ | |
1536 | while (good_mbuf_cnt) { | |
1537 | good_mbuf_cnt--; | |
1538 | ||
1539 | val = good_mbuf[good_mbuf_cnt]; | |
1540 | val = (val << 9) | val | 1; | |
1541 | ||
1542 | REG_WR_IND(bp, BNX2_RBUF_FW_BUF_FREE, val); | |
1543 | } | |
1544 | kfree(good_mbuf); | |
1545 | return 0; | |
1546 | } | |
1547 | ||
1548 | static void | |
1549 | bnx2_set_mac_addr(struct bnx2 *bp) | |
1550 | { | |
1551 | u32 val; | |
1552 | u8 *mac_addr = bp->dev->dev_addr; | |
1553 | ||
1554 | val = (mac_addr[0] << 8) | mac_addr[1]; | |
1555 | ||
1556 | REG_WR(bp, BNX2_EMAC_MAC_MATCH0, val); | |
1557 | ||
1558 | val = (mac_addr[2] << 24) | (mac_addr[3] << 16) | | |
1559 | (mac_addr[4] << 8) | mac_addr[5]; | |
1560 | ||
1561 | REG_WR(bp, BNX2_EMAC_MAC_MATCH1, val); | |
1562 | } | |
1563 | ||
1564 | static inline int | |
1565 | bnx2_alloc_rx_skb(struct bnx2 *bp, u16 index) | |
1566 | { | |
1567 | struct sk_buff *skb; | |
1568 | struct sw_bd *rx_buf = &bp->rx_buf_ring[index]; | |
1569 | dma_addr_t mapping; | |
13daffa2 | 1570 | struct rx_bd *rxbd = &bp->rx_desc_ring[RX_RING(index)][RX_IDX(index)]; |
b6016b76 MC |
1571 | unsigned long align; |
1572 | ||
1573 | skb = dev_alloc_skb(bp->rx_buf_size); | |
1574 | if (skb == NULL) { | |
1575 | return -ENOMEM; | |
1576 | } | |
1577 | ||
1578 | if (unlikely((align = (unsigned long) skb->data & 0x7))) { | |
1579 | skb_reserve(skb, 8 - align); | |
1580 | } | |
1581 | ||
1582 | skb->dev = bp->dev; | |
1583 | mapping = pci_map_single(bp->pdev, skb->data, bp->rx_buf_use_size, | |
1584 | PCI_DMA_FROMDEVICE); | |
1585 | ||
1586 | rx_buf->skb = skb; | |
1587 | pci_unmap_addr_set(rx_buf, mapping, mapping); | |
1588 | ||
1589 | rxbd->rx_bd_haddr_hi = (u64) mapping >> 32; | |
1590 | rxbd->rx_bd_haddr_lo = (u64) mapping & 0xffffffff; | |
1591 | ||
1592 | bp->rx_prod_bseq += bp->rx_buf_use_size; | |
1593 | ||
1594 | return 0; | |
1595 | } | |
1596 | ||
1597 | static void | |
1598 | bnx2_phy_int(struct bnx2 *bp) | |
1599 | { | |
1600 | u32 new_link_state, old_link_state; | |
1601 | ||
1602 | new_link_state = bp->status_blk->status_attn_bits & | |
1603 | STATUS_ATTN_BITS_LINK_STATE; | |
1604 | old_link_state = bp->status_blk->status_attn_bits_ack & | |
1605 | STATUS_ATTN_BITS_LINK_STATE; | |
1606 | if (new_link_state != old_link_state) { | |
1607 | if (new_link_state) { | |
1608 | REG_WR(bp, BNX2_PCICFG_STATUS_BIT_SET_CMD, | |
1609 | STATUS_ATTN_BITS_LINK_STATE); | |
1610 | } | |
1611 | else { | |
1612 | REG_WR(bp, BNX2_PCICFG_STATUS_BIT_CLEAR_CMD, | |
1613 | STATUS_ATTN_BITS_LINK_STATE); | |
1614 | } | |
1615 | bnx2_set_link(bp); | |
1616 | } | |
1617 | } | |
1618 | ||
1619 | static void | |
1620 | bnx2_tx_int(struct bnx2 *bp) | |
1621 | { | |
f4e418f7 | 1622 | struct status_block *sblk = bp->status_blk; |
b6016b76 MC |
1623 | u16 hw_cons, sw_cons, sw_ring_cons; |
1624 | int tx_free_bd = 0; | |
1625 | ||
f4e418f7 | 1626 | hw_cons = bp->hw_tx_cons = sblk->status_tx_quick_consumer_index0; |
b6016b76 MC |
1627 | if ((hw_cons & MAX_TX_DESC_CNT) == MAX_TX_DESC_CNT) { |
1628 | hw_cons++; | |
1629 | } | |
1630 | sw_cons = bp->tx_cons; | |
1631 | ||
1632 | while (sw_cons != hw_cons) { | |
1633 | struct sw_bd *tx_buf; | |
1634 | struct sk_buff *skb; | |
1635 | int i, last; | |
1636 | ||
1637 | sw_ring_cons = TX_RING_IDX(sw_cons); | |
1638 | ||
1639 | tx_buf = &bp->tx_buf_ring[sw_ring_cons]; | |
1640 | skb = tx_buf->skb; | |
1641 | #ifdef BCM_TSO | |
1642 | /* partial BD completions possible with TSO packets */ | |
7967168c | 1643 | if (skb_shinfo(skb)->gso_size) { |
b6016b76 MC |
1644 | u16 last_idx, last_ring_idx; |
1645 | ||
1646 | last_idx = sw_cons + | |
1647 | skb_shinfo(skb)->nr_frags + 1; | |
1648 | last_ring_idx = sw_ring_cons + | |
1649 | skb_shinfo(skb)->nr_frags + 1; | |
1650 | if (unlikely(last_ring_idx >= MAX_TX_DESC_CNT)) { | |
1651 | last_idx++; | |
1652 | } | |
1653 | if (((s16) ((s16) last_idx - (s16) hw_cons)) > 0) { | |
1654 | break; | |
1655 | } | |
1656 | } | |
1657 | #endif | |
1658 | pci_unmap_single(bp->pdev, pci_unmap_addr(tx_buf, mapping), | |
1659 | skb_headlen(skb), PCI_DMA_TODEVICE); | |
1660 | ||
1661 | tx_buf->skb = NULL; | |
1662 | last = skb_shinfo(skb)->nr_frags; | |
1663 | ||
1664 | for (i = 0; i < last; i++) { | |
1665 | sw_cons = NEXT_TX_BD(sw_cons); | |
1666 | ||
1667 | pci_unmap_page(bp->pdev, | |
1668 | pci_unmap_addr( | |
1669 | &bp->tx_buf_ring[TX_RING_IDX(sw_cons)], | |
1670 | mapping), | |
1671 | skb_shinfo(skb)->frags[i].size, | |
1672 | PCI_DMA_TODEVICE); | |
1673 | } | |
1674 | ||
1675 | sw_cons = NEXT_TX_BD(sw_cons); | |
1676 | ||
1677 | tx_free_bd += last + 1; | |
1678 | ||
1679 | dev_kfree_skb_irq(skb); | |
1680 | ||
f4e418f7 MC |
1681 | hw_cons = bp->hw_tx_cons = |
1682 | sblk->status_tx_quick_consumer_index0; | |
1683 | ||
b6016b76 MC |
1684 | if ((hw_cons & MAX_TX_DESC_CNT) == MAX_TX_DESC_CNT) { |
1685 | hw_cons++; | |
1686 | } | |
1687 | } | |
1688 | ||
e89bbf10 | 1689 | bp->tx_cons = sw_cons; |
b6016b76 MC |
1690 | |
1691 | if (unlikely(netif_queue_stopped(bp->dev))) { | |
c770a65c | 1692 | spin_lock(&bp->tx_lock); |
b6016b76 | 1693 | if ((netif_queue_stopped(bp->dev)) && |
e89bbf10 | 1694 | (bnx2_tx_avail(bp) > MAX_SKB_FRAGS)) { |
b6016b76 MC |
1695 | |
1696 | netif_wake_queue(bp->dev); | |
1697 | } | |
c770a65c | 1698 | spin_unlock(&bp->tx_lock); |
b6016b76 | 1699 | } |
b6016b76 MC |
1700 | } |
1701 | ||
1702 | static inline void | |
1703 | bnx2_reuse_rx_skb(struct bnx2 *bp, struct sk_buff *skb, | |
1704 | u16 cons, u16 prod) | |
1705 | { | |
236b6394 MC |
1706 | struct sw_bd *cons_rx_buf, *prod_rx_buf; |
1707 | struct rx_bd *cons_bd, *prod_bd; | |
1708 | ||
1709 | cons_rx_buf = &bp->rx_buf_ring[cons]; | |
1710 | prod_rx_buf = &bp->rx_buf_ring[prod]; | |
b6016b76 MC |
1711 | |
1712 | pci_dma_sync_single_for_device(bp->pdev, | |
1713 | pci_unmap_addr(cons_rx_buf, mapping), | |
1714 | bp->rx_offset + RX_COPY_THRESH, PCI_DMA_FROMDEVICE); | |
1715 | ||
236b6394 | 1716 | bp->rx_prod_bseq += bp->rx_buf_use_size; |
b6016b76 | 1717 | |
236b6394 | 1718 | prod_rx_buf->skb = skb; |
b6016b76 | 1719 | |
236b6394 MC |
1720 | if (cons == prod) |
1721 | return; | |
b6016b76 | 1722 | |
236b6394 MC |
1723 | pci_unmap_addr_set(prod_rx_buf, mapping, |
1724 | pci_unmap_addr(cons_rx_buf, mapping)); | |
1725 | ||
3fdfcc2c MC |
1726 | cons_bd = &bp->rx_desc_ring[RX_RING(cons)][RX_IDX(cons)]; |
1727 | prod_bd = &bp->rx_desc_ring[RX_RING(prod)][RX_IDX(prod)]; | |
236b6394 MC |
1728 | prod_bd->rx_bd_haddr_hi = cons_bd->rx_bd_haddr_hi; |
1729 | prod_bd->rx_bd_haddr_lo = cons_bd->rx_bd_haddr_lo; | |
b6016b76 MC |
1730 | } |
1731 | ||
1732 | static int | |
1733 | bnx2_rx_int(struct bnx2 *bp, int budget) | |
1734 | { | |
f4e418f7 | 1735 | struct status_block *sblk = bp->status_blk; |
b6016b76 MC |
1736 | u16 hw_cons, sw_cons, sw_ring_cons, sw_prod, sw_ring_prod; |
1737 | struct l2_fhdr *rx_hdr; | |
1738 | int rx_pkt = 0; | |
1739 | ||
f4e418f7 | 1740 | hw_cons = bp->hw_rx_cons = sblk->status_rx_quick_consumer_index0; |
b6016b76 MC |
1741 | if ((hw_cons & MAX_RX_DESC_CNT) == MAX_RX_DESC_CNT) { |
1742 | hw_cons++; | |
1743 | } | |
1744 | sw_cons = bp->rx_cons; | |
1745 | sw_prod = bp->rx_prod; | |
1746 | ||
1747 | /* Memory barrier necessary as speculative reads of the rx | |
1748 | * buffer can be ahead of the index in the status block | |
1749 | */ | |
1750 | rmb(); | |
1751 | while (sw_cons != hw_cons) { | |
1752 | unsigned int len; | |
ade2bfe7 | 1753 | u32 status; |
b6016b76 MC |
1754 | struct sw_bd *rx_buf; |
1755 | struct sk_buff *skb; | |
236b6394 | 1756 | dma_addr_t dma_addr; |
b6016b76 MC |
1757 | |
1758 | sw_ring_cons = RX_RING_IDX(sw_cons); | |
1759 | sw_ring_prod = RX_RING_IDX(sw_prod); | |
1760 | ||
1761 | rx_buf = &bp->rx_buf_ring[sw_ring_cons]; | |
1762 | skb = rx_buf->skb; | |
236b6394 MC |
1763 | |
1764 | rx_buf->skb = NULL; | |
1765 | ||
1766 | dma_addr = pci_unmap_addr(rx_buf, mapping); | |
1767 | ||
1768 | pci_dma_sync_single_for_cpu(bp->pdev, dma_addr, | |
b6016b76 MC |
1769 | bp->rx_offset + RX_COPY_THRESH, PCI_DMA_FROMDEVICE); |
1770 | ||
1771 | rx_hdr = (struct l2_fhdr *) skb->data; | |
1772 | len = rx_hdr->l2_fhdr_pkt_len - 4; | |
1773 | ||
ade2bfe7 | 1774 | if ((status = rx_hdr->l2_fhdr_status) & |
b6016b76 MC |
1775 | (L2_FHDR_ERRORS_BAD_CRC | |
1776 | L2_FHDR_ERRORS_PHY_DECODE | | |
1777 | L2_FHDR_ERRORS_ALIGNMENT | | |
1778 | L2_FHDR_ERRORS_TOO_SHORT | | |
1779 | L2_FHDR_ERRORS_GIANT_FRAME)) { | |
1780 | ||
1781 | goto reuse_rx; | |
1782 | } | |
1783 | ||
1784 | /* Since we don't have a jumbo ring, copy small packets | |
1785 | * if mtu > 1500 | |
1786 | */ | |
1787 | if ((bp->dev->mtu > 1500) && (len <= RX_COPY_THRESH)) { | |
1788 | struct sk_buff *new_skb; | |
1789 | ||
1790 | new_skb = dev_alloc_skb(len + 2); | |
1791 | if (new_skb == NULL) | |
1792 | goto reuse_rx; | |
1793 | ||
1794 | /* aligned copy */ | |
1795 | memcpy(new_skb->data, | |
1796 | skb->data + bp->rx_offset - 2, | |
1797 | len + 2); | |
1798 | ||
1799 | skb_reserve(new_skb, 2); | |
1800 | skb_put(new_skb, len); | |
1801 | new_skb->dev = bp->dev; | |
1802 | ||
1803 | bnx2_reuse_rx_skb(bp, skb, | |
1804 | sw_ring_cons, sw_ring_prod); | |
1805 | ||
1806 | skb = new_skb; | |
1807 | } | |
1808 | else if (bnx2_alloc_rx_skb(bp, sw_ring_prod) == 0) { | |
236b6394 | 1809 | pci_unmap_single(bp->pdev, dma_addr, |
b6016b76 MC |
1810 | bp->rx_buf_use_size, PCI_DMA_FROMDEVICE); |
1811 | ||
1812 | skb_reserve(skb, bp->rx_offset); | |
1813 | skb_put(skb, len); | |
1814 | } | |
1815 | else { | |
1816 | reuse_rx: | |
1817 | bnx2_reuse_rx_skb(bp, skb, | |
1818 | sw_ring_cons, sw_ring_prod); | |
1819 | goto next_rx; | |
1820 | } | |
1821 | ||
1822 | skb->protocol = eth_type_trans(skb, bp->dev); | |
1823 | ||
1824 | if ((len > (bp->dev->mtu + ETH_HLEN)) && | |
d1e100ba | 1825 | (ntohs(skb->protocol) != 0x8100)) { |
b6016b76 MC |
1826 | |
1827 | dev_kfree_skb_irq(skb); | |
1828 | goto next_rx; | |
1829 | ||
1830 | } | |
1831 | ||
b6016b76 MC |
1832 | skb->ip_summed = CHECKSUM_NONE; |
1833 | if (bp->rx_csum && | |
1834 | (status & (L2_FHDR_STATUS_TCP_SEGMENT | | |
1835 | L2_FHDR_STATUS_UDP_DATAGRAM))) { | |
1836 | ||
ade2bfe7 MC |
1837 | if (likely((status & (L2_FHDR_ERRORS_TCP_XSUM | |
1838 | L2_FHDR_ERRORS_UDP_XSUM)) == 0)) | |
b6016b76 MC |
1839 | skb->ip_summed = CHECKSUM_UNNECESSARY; |
1840 | } | |
1841 | ||
1842 | #ifdef BCM_VLAN | |
1843 | if ((status & L2_FHDR_STATUS_L2_VLAN_TAG) && (bp->vlgrp != 0)) { | |
1844 | vlan_hwaccel_receive_skb(skb, bp->vlgrp, | |
1845 | rx_hdr->l2_fhdr_vlan_tag); | |
1846 | } | |
1847 | else | |
1848 | #endif | |
1849 | netif_receive_skb(skb); | |
1850 | ||
1851 | bp->dev->last_rx = jiffies; | |
1852 | rx_pkt++; | |
1853 | ||
1854 | next_rx: | |
b6016b76 MC |
1855 | sw_cons = NEXT_RX_BD(sw_cons); |
1856 | sw_prod = NEXT_RX_BD(sw_prod); | |
1857 | ||
1858 | if ((rx_pkt == budget)) | |
1859 | break; | |
f4e418f7 MC |
1860 | |
1861 | /* Refresh hw_cons to see if there is new work */ | |
1862 | if (sw_cons == hw_cons) { | |
1863 | hw_cons = bp->hw_rx_cons = | |
1864 | sblk->status_rx_quick_consumer_index0; | |
1865 | if ((hw_cons & MAX_RX_DESC_CNT) == MAX_RX_DESC_CNT) | |
1866 | hw_cons++; | |
1867 | rmb(); | |
1868 | } | |
b6016b76 MC |
1869 | } |
1870 | bp->rx_cons = sw_cons; | |
1871 | bp->rx_prod = sw_prod; | |
1872 | ||
1873 | REG_WR16(bp, MB_RX_CID_ADDR + BNX2_L2CTX_HOST_BDIDX, sw_prod); | |
1874 | ||
1875 | REG_WR(bp, MB_RX_CID_ADDR + BNX2_L2CTX_HOST_BSEQ, bp->rx_prod_bseq); | |
1876 | ||
1877 | mmiowb(); | |
1878 | ||
1879 | return rx_pkt; | |
1880 | ||
1881 | } | |
1882 | ||
1883 | /* MSI ISR - The only difference between this and the INTx ISR | |
1884 | * is that the MSI interrupt is always serviced. | |
1885 | */ | |
1886 | static irqreturn_t | |
1887 | bnx2_msi(int irq, void *dev_instance, struct pt_regs *regs) | |
1888 | { | |
1889 | struct net_device *dev = dev_instance; | |
972ec0d4 | 1890 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 1891 | |
c921e4c4 | 1892 | prefetch(bp->status_blk); |
b6016b76 MC |
1893 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, |
1894 | BNX2_PCICFG_INT_ACK_CMD_USE_INT_HC_PARAM | | |
1895 | BNX2_PCICFG_INT_ACK_CMD_MASK_INT); | |
1896 | ||
1897 | /* Return here if interrupt is disabled. */ | |
73eef4cd MC |
1898 | if (unlikely(atomic_read(&bp->intr_sem) != 0)) |
1899 | return IRQ_HANDLED; | |
b6016b76 | 1900 | |
73eef4cd | 1901 | netif_rx_schedule(dev); |
b6016b76 | 1902 | |
73eef4cd | 1903 | return IRQ_HANDLED; |
b6016b76 MC |
1904 | } |
1905 | ||
1906 | static irqreturn_t | |
1907 | bnx2_interrupt(int irq, void *dev_instance, struct pt_regs *regs) | |
1908 | { | |
1909 | struct net_device *dev = dev_instance; | |
972ec0d4 | 1910 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
1911 | |
1912 | /* When using INTx, it is possible for the interrupt to arrive | |
1913 | * at the CPU before the status block posted prior to the | |
1914 | * interrupt. Reading a register will flush the status block. | |
1915 | * When using MSI, the MSI message will always complete after | |
1916 | * the status block write. | |
1917 | */ | |
c921e4c4 | 1918 | if ((bp->status_blk->status_idx == bp->last_status_idx) && |
b6016b76 MC |
1919 | (REG_RD(bp, BNX2_PCICFG_MISC_STATUS) & |
1920 | BNX2_PCICFG_MISC_STATUS_INTA_VALUE)) | |
73eef4cd | 1921 | return IRQ_NONE; |
b6016b76 MC |
1922 | |
1923 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, | |
1924 | BNX2_PCICFG_INT_ACK_CMD_USE_INT_HC_PARAM | | |
1925 | BNX2_PCICFG_INT_ACK_CMD_MASK_INT); | |
1926 | ||
1927 | /* Return here if interrupt is shared and is disabled. */ | |
73eef4cd MC |
1928 | if (unlikely(atomic_read(&bp->intr_sem) != 0)) |
1929 | return IRQ_HANDLED; | |
b6016b76 | 1930 | |
73eef4cd | 1931 | netif_rx_schedule(dev); |
b6016b76 | 1932 | |
73eef4cd | 1933 | return IRQ_HANDLED; |
b6016b76 MC |
1934 | } |
1935 | ||
f4e418f7 MC |
1936 | static inline int |
1937 | bnx2_has_work(struct bnx2 *bp) | |
1938 | { | |
1939 | struct status_block *sblk = bp->status_blk; | |
1940 | ||
1941 | if ((sblk->status_rx_quick_consumer_index0 != bp->hw_rx_cons) || | |
1942 | (sblk->status_tx_quick_consumer_index0 != bp->hw_tx_cons)) | |
1943 | return 1; | |
1944 | ||
1945 | if (((sblk->status_attn_bits & STATUS_ATTN_BITS_LINK_STATE) != 0) != | |
1946 | bp->link_up) | |
1947 | return 1; | |
1948 | ||
1949 | return 0; | |
1950 | } | |
1951 | ||
b6016b76 MC |
1952 | static int |
1953 | bnx2_poll(struct net_device *dev, int *budget) | |
1954 | { | |
972ec0d4 | 1955 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 1956 | |
b6016b76 MC |
1957 | if ((bp->status_blk->status_attn_bits & |
1958 | STATUS_ATTN_BITS_LINK_STATE) != | |
1959 | (bp->status_blk->status_attn_bits_ack & | |
1960 | STATUS_ATTN_BITS_LINK_STATE)) { | |
1961 | ||
c770a65c | 1962 | spin_lock(&bp->phy_lock); |
b6016b76 | 1963 | bnx2_phy_int(bp); |
c770a65c | 1964 | spin_unlock(&bp->phy_lock); |
bf5295bb MC |
1965 | |
1966 | /* This is needed to take care of transient status | |
1967 | * during link changes. | |
1968 | */ | |
1969 | REG_WR(bp, BNX2_HC_COMMAND, | |
1970 | bp->hc_cmd | BNX2_HC_COMMAND_COAL_NOW_WO_INT); | |
1971 | REG_RD(bp, BNX2_HC_COMMAND); | |
b6016b76 MC |
1972 | } |
1973 | ||
f4e418f7 | 1974 | if (bp->status_blk->status_tx_quick_consumer_index0 != bp->hw_tx_cons) |
b6016b76 | 1975 | bnx2_tx_int(bp); |
b6016b76 | 1976 | |
f4e418f7 | 1977 | if (bp->status_blk->status_rx_quick_consumer_index0 != bp->hw_rx_cons) { |
b6016b76 MC |
1978 | int orig_budget = *budget; |
1979 | int work_done; | |
1980 | ||
1981 | if (orig_budget > dev->quota) | |
1982 | orig_budget = dev->quota; | |
1983 | ||
1984 | work_done = bnx2_rx_int(bp, orig_budget); | |
1985 | *budget -= work_done; | |
1986 | dev->quota -= work_done; | |
b6016b76 MC |
1987 | } |
1988 | ||
f4e418f7 MC |
1989 | bp->last_status_idx = bp->status_blk->status_idx; |
1990 | rmb(); | |
1991 | ||
1992 | if (!bnx2_has_work(bp)) { | |
b6016b76 | 1993 | netif_rx_complete(dev); |
1269a8a6 MC |
1994 | if (likely(bp->flags & USING_MSI_FLAG)) { |
1995 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, | |
1996 | BNX2_PCICFG_INT_ACK_CMD_INDEX_VALID | | |
1997 | bp->last_status_idx); | |
1998 | return 0; | |
1999 | } | |
2000 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, | |
2001 | BNX2_PCICFG_INT_ACK_CMD_INDEX_VALID | | |
2002 | BNX2_PCICFG_INT_ACK_CMD_MASK_INT | | |
2003 | bp->last_status_idx); | |
2004 | ||
b6016b76 | 2005 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, |
1269a8a6 MC |
2006 | BNX2_PCICFG_INT_ACK_CMD_INDEX_VALID | |
2007 | bp->last_status_idx); | |
b6016b76 MC |
2008 | return 0; |
2009 | } | |
2010 | ||
2011 | return 1; | |
2012 | } | |
2013 | ||
932ff279 | 2014 | /* Called with rtnl_lock from vlan functions and also netif_tx_lock |
b6016b76 MC |
2015 | * from set_multicast. |
2016 | */ | |
2017 | static void | |
2018 | bnx2_set_rx_mode(struct net_device *dev) | |
2019 | { | |
972ec0d4 | 2020 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
2021 | u32 rx_mode, sort_mode; |
2022 | int i; | |
b6016b76 | 2023 | |
c770a65c | 2024 | spin_lock_bh(&bp->phy_lock); |
b6016b76 MC |
2025 | |
2026 | rx_mode = bp->rx_mode & ~(BNX2_EMAC_RX_MODE_PROMISCUOUS | | |
2027 | BNX2_EMAC_RX_MODE_KEEP_VLAN_TAG); | |
2028 | sort_mode = 1 | BNX2_RPM_SORT_USER0_BC_EN; | |
2029 | #ifdef BCM_VLAN | |
e29054f9 | 2030 | if (!bp->vlgrp && !(bp->flags & ASF_ENABLE_FLAG)) |
b6016b76 | 2031 | rx_mode |= BNX2_EMAC_RX_MODE_KEEP_VLAN_TAG; |
b6016b76 | 2032 | #else |
e29054f9 MC |
2033 | if (!(bp->flags & ASF_ENABLE_FLAG)) |
2034 | rx_mode |= BNX2_EMAC_RX_MODE_KEEP_VLAN_TAG; | |
b6016b76 MC |
2035 | #endif |
2036 | if (dev->flags & IFF_PROMISC) { | |
2037 | /* Promiscuous mode. */ | |
2038 | rx_mode |= BNX2_EMAC_RX_MODE_PROMISCUOUS; | |
2039 | sort_mode |= BNX2_RPM_SORT_USER0_PROM_EN; | |
2040 | } | |
2041 | else if (dev->flags & IFF_ALLMULTI) { | |
2042 | for (i = 0; i < NUM_MC_HASH_REGISTERS; i++) { | |
2043 | REG_WR(bp, BNX2_EMAC_MULTICAST_HASH0 + (i * 4), | |
2044 | 0xffffffff); | |
2045 | } | |
2046 | sort_mode |= BNX2_RPM_SORT_USER0_MC_EN; | |
2047 | } | |
2048 | else { | |
2049 | /* Accept one or more multicast(s). */ | |
2050 | struct dev_mc_list *mclist; | |
2051 | u32 mc_filter[NUM_MC_HASH_REGISTERS]; | |
2052 | u32 regidx; | |
2053 | u32 bit; | |
2054 | u32 crc; | |
2055 | ||
2056 | memset(mc_filter, 0, 4 * NUM_MC_HASH_REGISTERS); | |
2057 | ||
2058 | for (i = 0, mclist = dev->mc_list; mclist && i < dev->mc_count; | |
2059 | i++, mclist = mclist->next) { | |
2060 | ||
2061 | crc = ether_crc_le(ETH_ALEN, mclist->dmi_addr); | |
2062 | bit = crc & 0xff; | |
2063 | regidx = (bit & 0xe0) >> 5; | |
2064 | bit &= 0x1f; | |
2065 | mc_filter[regidx] |= (1 << bit); | |
2066 | } | |
2067 | ||
2068 | for (i = 0; i < NUM_MC_HASH_REGISTERS; i++) { | |
2069 | REG_WR(bp, BNX2_EMAC_MULTICAST_HASH0 + (i * 4), | |
2070 | mc_filter[i]); | |
2071 | } | |
2072 | ||
2073 | sort_mode |= BNX2_RPM_SORT_USER0_MC_HSH_EN; | |
2074 | } | |
2075 | ||
2076 | if (rx_mode != bp->rx_mode) { | |
2077 | bp->rx_mode = rx_mode; | |
2078 | REG_WR(bp, BNX2_EMAC_RX_MODE, rx_mode); | |
2079 | } | |
2080 | ||
2081 | REG_WR(bp, BNX2_RPM_SORT_USER0, 0x0); | |
2082 | REG_WR(bp, BNX2_RPM_SORT_USER0, sort_mode); | |
2083 | REG_WR(bp, BNX2_RPM_SORT_USER0, sort_mode | BNX2_RPM_SORT_USER0_ENA); | |
2084 | ||
c770a65c | 2085 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
2086 | } |
2087 | ||
fba9fe91 MC |
2088 | #define FW_BUF_SIZE 0x8000 |
2089 | ||
2090 | static int | |
2091 | bnx2_gunzip_init(struct bnx2 *bp) | |
2092 | { | |
2093 | if ((bp->gunzip_buf = vmalloc(FW_BUF_SIZE)) == NULL) | |
2094 | goto gunzip_nomem1; | |
2095 | ||
2096 | if ((bp->strm = kmalloc(sizeof(*bp->strm), GFP_KERNEL)) == NULL) | |
2097 | goto gunzip_nomem2; | |
2098 | ||
2099 | bp->strm->workspace = kmalloc(zlib_inflate_workspacesize(), GFP_KERNEL); | |
2100 | if (bp->strm->workspace == NULL) | |
2101 | goto gunzip_nomem3; | |
2102 | ||
2103 | return 0; | |
2104 | ||
2105 | gunzip_nomem3: | |
2106 | kfree(bp->strm); | |
2107 | bp->strm = NULL; | |
2108 | ||
2109 | gunzip_nomem2: | |
2110 | vfree(bp->gunzip_buf); | |
2111 | bp->gunzip_buf = NULL; | |
2112 | ||
2113 | gunzip_nomem1: | |
2114 | printk(KERN_ERR PFX "%s: Cannot allocate firmware buffer for " | |
2115 | "uncompression.\n", bp->dev->name); | |
2116 | return -ENOMEM; | |
2117 | } | |
2118 | ||
2119 | static void | |
2120 | bnx2_gunzip_end(struct bnx2 *bp) | |
2121 | { | |
2122 | kfree(bp->strm->workspace); | |
2123 | ||
2124 | kfree(bp->strm); | |
2125 | bp->strm = NULL; | |
2126 | ||
2127 | if (bp->gunzip_buf) { | |
2128 | vfree(bp->gunzip_buf); | |
2129 | bp->gunzip_buf = NULL; | |
2130 | } | |
2131 | } | |
2132 | ||
2133 | static int | |
2134 | bnx2_gunzip(struct bnx2 *bp, u8 *zbuf, int len, void **outbuf, int *outlen) | |
2135 | { | |
2136 | int n, rc; | |
2137 | ||
2138 | /* check gzip header */ | |
2139 | if ((zbuf[0] != 0x1f) || (zbuf[1] != 0x8b) || (zbuf[2] != Z_DEFLATED)) | |
2140 | return -EINVAL; | |
2141 | ||
2142 | n = 10; | |
2143 | ||
2144 | #define FNAME 0x8 | |
2145 | if (zbuf[3] & FNAME) | |
2146 | while ((zbuf[n++] != 0) && (n < len)); | |
2147 | ||
2148 | bp->strm->next_in = zbuf + n; | |
2149 | bp->strm->avail_in = len - n; | |
2150 | bp->strm->next_out = bp->gunzip_buf; | |
2151 | bp->strm->avail_out = FW_BUF_SIZE; | |
2152 | ||
2153 | rc = zlib_inflateInit2(bp->strm, -MAX_WBITS); | |
2154 | if (rc != Z_OK) | |
2155 | return rc; | |
2156 | ||
2157 | rc = zlib_inflate(bp->strm, Z_FINISH); | |
2158 | ||
2159 | *outlen = FW_BUF_SIZE - bp->strm->avail_out; | |
2160 | *outbuf = bp->gunzip_buf; | |
2161 | ||
2162 | if ((rc != Z_OK) && (rc != Z_STREAM_END)) | |
2163 | printk(KERN_ERR PFX "%s: Firmware decompression error: %s\n", | |
2164 | bp->dev->name, bp->strm->msg); | |
2165 | ||
2166 | zlib_inflateEnd(bp->strm); | |
2167 | ||
2168 | if (rc == Z_STREAM_END) | |
2169 | return 0; | |
2170 | ||
2171 | return rc; | |
2172 | } | |
2173 | ||
b6016b76 MC |
2174 | static void |
2175 | load_rv2p_fw(struct bnx2 *bp, u32 *rv2p_code, u32 rv2p_code_len, | |
2176 | u32 rv2p_proc) | |
2177 | { | |
2178 | int i; | |
2179 | u32 val; | |
2180 | ||
2181 | ||
2182 | for (i = 0; i < rv2p_code_len; i += 8) { | |
fba9fe91 | 2183 | REG_WR(bp, BNX2_RV2P_INSTR_HIGH, cpu_to_le32(*rv2p_code)); |
b6016b76 | 2184 | rv2p_code++; |
fba9fe91 | 2185 | REG_WR(bp, BNX2_RV2P_INSTR_LOW, cpu_to_le32(*rv2p_code)); |
b6016b76 MC |
2186 | rv2p_code++; |
2187 | ||
2188 | if (rv2p_proc == RV2P_PROC1) { | |
2189 | val = (i / 8) | BNX2_RV2P_PROC1_ADDR_CMD_RDWR; | |
2190 | REG_WR(bp, BNX2_RV2P_PROC1_ADDR_CMD, val); | |
2191 | } | |
2192 | else { | |
2193 | val = (i / 8) | BNX2_RV2P_PROC2_ADDR_CMD_RDWR; | |
2194 | REG_WR(bp, BNX2_RV2P_PROC2_ADDR_CMD, val); | |
2195 | } | |
2196 | } | |
2197 | ||
2198 | /* Reset the processor, un-stall is done later. */ | |
2199 | if (rv2p_proc == RV2P_PROC1) { | |
2200 | REG_WR(bp, BNX2_RV2P_COMMAND, BNX2_RV2P_COMMAND_PROC1_RESET); | |
2201 | } | |
2202 | else { | |
2203 | REG_WR(bp, BNX2_RV2P_COMMAND, BNX2_RV2P_COMMAND_PROC2_RESET); | |
2204 | } | |
2205 | } | |
2206 | ||
2207 | static void | |
2208 | load_cpu_fw(struct bnx2 *bp, struct cpu_reg *cpu_reg, struct fw_info *fw) | |
2209 | { | |
2210 | u32 offset; | |
2211 | u32 val; | |
2212 | ||
2213 | /* Halt the CPU. */ | |
2214 | val = REG_RD_IND(bp, cpu_reg->mode); | |
2215 | val |= cpu_reg->mode_value_halt; | |
2216 | REG_WR_IND(bp, cpu_reg->mode, val); | |
2217 | REG_WR_IND(bp, cpu_reg->state, cpu_reg->state_value_clear); | |
2218 | ||
2219 | /* Load the Text area. */ | |
2220 | offset = cpu_reg->spad_base + (fw->text_addr - cpu_reg->mips_view_base); | |
2221 | if (fw->text) { | |
2222 | int j; | |
2223 | ||
2224 | for (j = 0; j < (fw->text_len / 4); j++, offset += 4) { | |
fba9fe91 | 2225 | REG_WR_IND(bp, offset, cpu_to_le32(fw->text[j])); |
b6016b76 MC |
2226 | } |
2227 | } | |
2228 | ||
2229 | /* Load the Data area. */ | |
2230 | offset = cpu_reg->spad_base + (fw->data_addr - cpu_reg->mips_view_base); | |
2231 | if (fw->data) { | |
2232 | int j; | |
2233 | ||
2234 | for (j = 0; j < (fw->data_len / 4); j++, offset += 4) { | |
2235 | REG_WR_IND(bp, offset, fw->data[j]); | |
2236 | } | |
2237 | } | |
2238 | ||
2239 | /* Load the SBSS area. */ | |
2240 | offset = cpu_reg->spad_base + (fw->sbss_addr - cpu_reg->mips_view_base); | |
2241 | if (fw->sbss) { | |
2242 | int j; | |
2243 | ||
2244 | for (j = 0; j < (fw->sbss_len / 4); j++, offset += 4) { | |
2245 | REG_WR_IND(bp, offset, fw->sbss[j]); | |
2246 | } | |
2247 | } | |
2248 | ||
2249 | /* Load the BSS area. */ | |
2250 | offset = cpu_reg->spad_base + (fw->bss_addr - cpu_reg->mips_view_base); | |
2251 | if (fw->bss) { | |
2252 | int j; | |
2253 | ||
2254 | for (j = 0; j < (fw->bss_len/4); j++, offset += 4) { | |
2255 | REG_WR_IND(bp, offset, fw->bss[j]); | |
2256 | } | |
2257 | } | |
2258 | ||
2259 | /* Load the Read-Only area. */ | |
2260 | offset = cpu_reg->spad_base + | |
2261 | (fw->rodata_addr - cpu_reg->mips_view_base); | |
2262 | if (fw->rodata) { | |
2263 | int j; | |
2264 | ||
2265 | for (j = 0; j < (fw->rodata_len / 4); j++, offset += 4) { | |
2266 | REG_WR_IND(bp, offset, fw->rodata[j]); | |
2267 | } | |
2268 | } | |
2269 | ||
2270 | /* Clear the pre-fetch instruction. */ | |
2271 | REG_WR_IND(bp, cpu_reg->inst, 0); | |
2272 | REG_WR_IND(bp, cpu_reg->pc, fw->start_addr); | |
2273 | ||
2274 | /* Start the CPU. */ | |
2275 | val = REG_RD_IND(bp, cpu_reg->mode); | |
2276 | val &= ~cpu_reg->mode_value_halt; | |
2277 | REG_WR_IND(bp, cpu_reg->state, cpu_reg->state_value_clear); | |
2278 | REG_WR_IND(bp, cpu_reg->mode, val); | |
2279 | } | |
2280 | ||
fba9fe91 | 2281 | static int |
b6016b76 MC |
2282 | bnx2_init_cpus(struct bnx2 *bp) |
2283 | { | |
2284 | struct cpu_reg cpu_reg; | |
2285 | struct fw_info fw; | |
fba9fe91 MC |
2286 | int rc = 0; |
2287 | void *text; | |
2288 | u32 text_len; | |
2289 | ||
2290 | if ((rc = bnx2_gunzip_init(bp)) != 0) | |
2291 | return rc; | |
b6016b76 MC |
2292 | |
2293 | /* Initialize the RV2P processor. */ | |
fba9fe91 MC |
2294 | rc = bnx2_gunzip(bp, bnx2_rv2p_proc1, sizeof(bnx2_rv2p_proc1), &text, |
2295 | &text_len); | |
2296 | if (rc) | |
2297 | goto init_cpu_err; | |
2298 | ||
2299 | load_rv2p_fw(bp, text, text_len, RV2P_PROC1); | |
2300 | ||
2301 | rc = bnx2_gunzip(bp, bnx2_rv2p_proc2, sizeof(bnx2_rv2p_proc2), &text, | |
2302 | &text_len); | |
2303 | if (rc) | |
2304 | goto init_cpu_err; | |
2305 | ||
2306 | load_rv2p_fw(bp, text, text_len, RV2P_PROC2); | |
b6016b76 MC |
2307 | |
2308 | /* Initialize the RX Processor. */ | |
2309 | cpu_reg.mode = BNX2_RXP_CPU_MODE; | |
2310 | cpu_reg.mode_value_halt = BNX2_RXP_CPU_MODE_SOFT_HALT; | |
2311 | cpu_reg.mode_value_sstep = BNX2_RXP_CPU_MODE_STEP_ENA; | |
2312 | cpu_reg.state = BNX2_RXP_CPU_STATE; | |
2313 | cpu_reg.state_value_clear = 0xffffff; | |
2314 | cpu_reg.gpr0 = BNX2_RXP_CPU_REG_FILE; | |
2315 | cpu_reg.evmask = BNX2_RXP_CPU_EVENT_MASK; | |
2316 | cpu_reg.pc = BNX2_RXP_CPU_PROGRAM_COUNTER; | |
2317 | cpu_reg.inst = BNX2_RXP_CPU_INSTRUCTION; | |
2318 | cpu_reg.bp = BNX2_RXP_CPU_HW_BREAKPOINT; | |
2319 | cpu_reg.spad_base = BNX2_RXP_SCRATCH; | |
2320 | cpu_reg.mips_view_base = 0x8000000; | |
2321 | ||
2322 | fw.ver_major = bnx2_RXP_b06FwReleaseMajor; | |
2323 | fw.ver_minor = bnx2_RXP_b06FwReleaseMinor; | |
2324 | fw.ver_fix = bnx2_RXP_b06FwReleaseFix; | |
2325 | fw.start_addr = bnx2_RXP_b06FwStartAddr; | |
2326 | ||
2327 | fw.text_addr = bnx2_RXP_b06FwTextAddr; | |
2328 | fw.text_len = bnx2_RXP_b06FwTextLen; | |
2329 | fw.text_index = 0; | |
fba9fe91 MC |
2330 | |
2331 | rc = bnx2_gunzip(bp, bnx2_RXP_b06FwText, sizeof(bnx2_RXP_b06FwText), | |
2332 | &text, &text_len); | |
2333 | if (rc) | |
2334 | goto init_cpu_err; | |
2335 | ||
2336 | fw.text = text; | |
b6016b76 MC |
2337 | |
2338 | fw.data_addr = bnx2_RXP_b06FwDataAddr; | |
2339 | fw.data_len = bnx2_RXP_b06FwDataLen; | |
2340 | fw.data_index = 0; | |
2341 | fw.data = bnx2_RXP_b06FwData; | |
2342 | ||
2343 | fw.sbss_addr = bnx2_RXP_b06FwSbssAddr; | |
2344 | fw.sbss_len = bnx2_RXP_b06FwSbssLen; | |
2345 | fw.sbss_index = 0; | |
2346 | fw.sbss = bnx2_RXP_b06FwSbss; | |
2347 | ||
2348 | fw.bss_addr = bnx2_RXP_b06FwBssAddr; | |
2349 | fw.bss_len = bnx2_RXP_b06FwBssLen; | |
2350 | fw.bss_index = 0; | |
2351 | fw.bss = bnx2_RXP_b06FwBss; | |
2352 | ||
2353 | fw.rodata_addr = bnx2_RXP_b06FwRodataAddr; | |
2354 | fw.rodata_len = bnx2_RXP_b06FwRodataLen; | |
2355 | fw.rodata_index = 0; | |
2356 | fw.rodata = bnx2_RXP_b06FwRodata; | |
2357 | ||
2358 | load_cpu_fw(bp, &cpu_reg, &fw); | |
2359 | ||
2360 | /* Initialize the TX Processor. */ | |
2361 | cpu_reg.mode = BNX2_TXP_CPU_MODE; | |
2362 | cpu_reg.mode_value_halt = BNX2_TXP_CPU_MODE_SOFT_HALT; | |
2363 | cpu_reg.mode_value_sstep = BNX2_TXP_CPU_MODE_STEP_ENA; | |
2364 | cpu_reg.state = BNX2_TXP_CPU_STATE; | |
2365 | cpu_reg.state_value_clear = 0xffffff; | |
2366 | cpu_reg.gpr0 = BNX2_TXP_CPU_REG_FILE; | |
2367 | cpu_reg.evmask = BNX2_TXP_CPU_EVENT_MASK; | |
2368 | cpu_reg.pc = BNX2_TXP_CPU_PROGRAM_COUNTER; | |
2369 | cpu_reg.inst = BNX2_TXP_CPU_INSTRUCTION; | |
2370 | cpu_reg.bp = BNX2_TXP_CPU_HW_BREAKPOINT; | |
2371 | cpu_reg.spad_base = BNX2_TXP_SCRATCH; | |
2372 | cpu_reg.mips_view_base = 0x8000000; | |
2373 | ||
2374 | fw.ver_major = bnx2_TXP_b06FwReleaseMajor; | |
2375 | fw.ver_minor = bnx2_TXP_b06FwReleaseMinor; | |
2376 | fw.ver_fix = bnx2_TXP_b06FwReleaseFix; | |
2377 | fw.start_addr = bnx2_TXP_b06FwStartAddr; | |
2378 | ||
2379 | fw.text_addr = bnx2_TXP_b06FwTextAddr; | |
2380 | fw.text_len = bnx2_TXP_b06FwTextLen; | |
2381 | fw.text_index = 0; | |
fba9fe91 MC |
2382 | |
2383 | rc = bnx2_gunzip(bp, bnx2_TXP_b06FwText, sizeof(bnx2_TXP_b06FwText), | |
2384 | &text, &text_len); | |
2385 | if (rc) | |
2386 | goto init_cpu_err; | |
2387 | ||
2388 | fw.text = text; | |
b6016b76 MC |
2389 | |
2390 | fw.data_addr = bnx2_TXP_b06FwDataAddr; | |
2391 | fw.data_len = bnx2_TXP_b06FwDataLen; | |
2392 | fw.data_index = 0; | |
2393 | fw.data = bnx2_TXP_b06FwData; | |
2394 | ||
2395 | fw.sbss_addr = bnx2_TXP_b06FwSbssAddr; | |
2396 | fw.sbss_len = bnx2_TXP_b06FwSbssLen; | |
2397 | fw.sbss_index = 0; | |
2398 | fw.sbss = bnx2_TXP_b06FwSbss; | |
2399 | ||
2400 | fw.bss_addr = bnx2_TXP_b06FwBssAddr; | |
2401 | fw.bss_len = bnx2_TXP_b06FwBssLen; | |
2402 | fw.bss_index = 0; | |
2403 | fw.bss = bnx2_TXP_b06FwBss; | |
2404 | ||
2405 | fw.rodata_addr = bnx2_TXP_b06FwRodataAddr; | |
2406 | fw.rodata_len = bnx2_TXP_b06FwRodataLen; | |
2407 | fw.rodata_index = 0; | |
2408 | fw.rodata = bnx2_TXP_b06FwRodata; | |
2409 | ||
2410 | load_cpu_fw(bp, &cpu_reg, &fw); | |
2411 | ||
2412 | /* Initialize the TX Patch-up Processor. */ | |
2413 | cpu_reg.mode = BNX2_TPAT_CPU_MODE; | |
2414 | cpu_reg.mode_value_halt = BNX2_TPAT_CPU_MODE_SOFT_HALT; | |
2415 | cpu_reg.mode_value_sstep = BNX2_TPAT_CPU_MODE_STEP_ENA; | |
2416 | cpu_reg.state = BNX2_TPAT_CPU_STATE; | |
2417 | cpu_reg.state_value_clear = 0xffffff; | |
2418 | cpu_reg.gpr0 = BNX2_TPAT_CPU_REG_FILE; | |
2419 | cpu_reg.evmask = BNX2_TPAT_CPU_EVENT_MASK; | |
2420 | cpu_reg.pc = BNX2_TPAT_CPU_PROGRAM_COUNTER; | |
2421 | cpu_reg.inst = BNX2_TPAT_CPU_INSTRUCTION; | |
2422 | cpu_reg.bp = BNX2_TPAT_CPU_HW_BREAKPOINT; | |
2423 | cpu_reg.spad_base = BNX2_TPAT_SCRATCH; | |
2424 | cpu_reg.mips_view_base = 0x8000000; | |
2425 | ||
2426 | fw.ver_major = bnx2_TPAT_b06FwReleaseMajor; | |
2427 | fw.ver_minor = bnx2_TPAT_b06FwReleaseMinor; | |
2428 | fw.ver_fix = bnx2_TPAT_b06FwReleaseFix; | |
2429 | fw.start_addr = bnx2_TPAT_b06FwStartAddr; | |
2430 | ||
2431 | fw.text_addr = bnx2_TPAT_b06FwTextAddr; | |
2432 | fw.text_len = bnx2_TPAT_b06FwTextLen; | |
2433 | fw.text_index = 0; | |
fba9fe91 MC |
2434 | |
2435 | rc = bnx2_gunzip(bp, bnx2_TPAT_b06FwText, sizeof(bnx2_TPAT_b06FwText), | |
2436 | &text, &text_len); | |
2437 | if (rc) | |
2438 | goto init_cpu_err; | |
2439 | ||
2440 | fw.text = text; | |
b6016b76 MC |
2441 | |
2442 | fw.data_addr = bnx2_TPAT_b06FwDataAddr; | |
2443 | fw.data_len = bnx2_TPAT_b06FwDataLen; | |
2444 | fw.data_index = 0; | |
2445 | fw.data = bnx2_TPAT_b06FwData; | |
2446 | ||
2447 | fw.sbss_addr = bnx2_TPAT_b06FwSbssAddr; | |
2448 | fw.sbss_len = bnx2_TPAT_b06FwSbssLen; | |
2449 | fw.sbss_index = 0; | |
2450 | fw.sbss = bnx2_TPAT_b06FwSbss; | |
2451 | ||
2452 | fw.bss_addr = bnx2_TPAT_b06FwBssAddr; | |
2453 | fw.bss_len = bnx2_TPAT_b06FwBssLen; | |
2454 | fw.bss_index = 0; | |
2455 | fw.bss = bnx2_TPAT_b06FwBss; | |
2456 | ||
2457 | fw.rodata_addr = bnx2_TPAT_b06FwRodataAddr; | |
2458 | fw.rodata_len = bnx2_TPAT_b06FwRodataLen; | |
2459 | fw.rodata_index = 0; | |
2460 | fw.rodata = bnx2_TPAT_b06FwRodata; | |
2461 | ||
2462 | load_cpu_fw(bp, &cpu_reg, &fw); | |
2463 | ||
2464 | /* Initialize the Completion Processor. */ | |
2465 | cpu_reg.mode = BNX2_COM_CPU_MODE; | |
2466 | cpu_reg.mode_value_halt = BNX2_COM_CPU_MODE_SOFT_HALT; | |
2467 | cpu_reg.mode_value_sstep = BNX2_COM_CPU_MODE_STEP_ENA; | |
2468 | cpu_reg.state = BNX2_COM_CPU_STATE; | |
2469 | cpu_reg.state_value_clear = 0xffffff; | |
2470 | cpu_reg.gpr0 = BNX2_COM_CPU_REG_FILE; | |
2471 | cpu_reg.evmask = BNX2_COM_CPU_EVENT_MASK; | |
2472 | cpu_reg.pc = BNX2_COM_CPU_PROGRAM_COUNTER; | |
2473 | cpu_reg.inst = BNX2_COM_CPU_INSTRUCTION; | |
2474 | cpu_reg.bp = BNX2_COM_CPU_HW_BREAKPOINT; | |
2475 | cpu_reg.spad_base = BNX2_COM_SCRATCH; | |
2476 | cpu_reg.mips_view_base = 0x8000000; | |
2477 | ||
2478 | fw.ver_major = bnx2_COM_b06FwReleaseMajor; | |
2479 | fw.ver_minor = bnx2_COM_b06FwReleaseMinor; | |
2480 | fw.ver_fix = bnx2_COM_b06FwReleaseFix; | |
2481 | fw.start_addr = bnx2_COM_b06FwStartAddr; | |
2482 | ||
2483 | fw.text_addr = bnx2_COM_b06FwTextAddr; | |
2484 | fw.text_len = bnx2_COM_b06FwTextLen; | |
2485 | fw.text_index = 0; | |
fba9fe91 MC |
2486 | |
2487 | rc = bnx2_gunzip(bp, bnx2_COM_b06FwText, sizeof(bnx2_COM_b06FwText), | |
2488 | &text, &text_len); | |
2489 | if (rc) | |
2490 | goto init_cpu_err; | |
2491 | ||
2492 | fw.text = text; | |
b6016b76 MC |
2493 | |
2494 | fw.data_addr = bnx2_COM_b06FwDataAddr; | |
2495 | fw.data_len = bnx2_COM_b06FwDataLen; | |
2496 | fw.data_index = 0; | |
2497 | fw.data = bnx2_COM_b06FwData; | |
2498 | ||
2499 | fw.sbss_addr = bnx2_COM_b06FwSbssAddr; | |
2500 | fw.sbss_len = bnx2_COM_b06FwSbssLen; | |
2501 | fw.sbss_index = 0; | |
2502 | fw.sbss = bnx2_COM_b06FwSbss; | |
2503 | ||
2504 | fw.bss_addr = bnx2_COM_b06FwBssAddr; | |
2505 | fw.bss_len = bnx2_COM_b06FwBssLen; | |
2506 | fw.bss_index = 0; | |
2507 | fw.bss = bnx2_COM_b06FwBss; | |
2508 | ||
2509 | fw.rodata_addr = bnx2_COM_b06FwRodataAddr; | |
2510 | fw.rodata_len = bnx2_COM_b06FwRodataLen; | |
2511 | fw.rodata_index = 0; | |
2512 | fw.rodata = bnx2_COM_b06FwRodata; | |
2513 | ||
2514 | load_cpu_fw(bp, &cpu_reg, &fw); | |
2515 | ||
fba9fe91 MC |
2516 | init_cpu_err: |
2517 | bnx2_gunzip_end(bp); | |
2518 | return rc; | |
b6016b76 MC |
2519 | } |
2520 | ||
2521 | static int | |
829ca9a3 | 2522 | bnx2_set_power_state(struct bnx2 *bp, pci_power_t state) |
b6016b76 MC |
2523 | { |
2524 | u16 pmcsr; | |
2525 | ||
2526 | pci_read_config_word(bp->pdev, bp->pm_cap + PCI_PM_CTRL, &pmcsr); | |
2527 | ||
2528 | switch (state) { | |
829ca9a3 | 2529 | case PCI_D0: { |
b6016b76 MC |
2530 | u32 val; |
2531 | ||
2532 | pci_write_config_word(bp->pdev, bp->pm_cap + PCI_PM_CTRL, | |
2533 | (pmcsr & ~PCI_PM_CTRL_STATE_MASK) | | |
2534 | PCI_PM_CTRL_PME_STATUS); | |
2535 | ||
2536 | if (pmcsr & PCI_PM_CTRL_STATE_MASK) | |
2537 | /* delay required during transition out of D3hot */ | |
2538 | msleep(20); | |
2539 | ||
2540 | val = REG_RD(bp, BNX2_EMAC_MODE); | |
2541 | val |= BNX2_EMAC_MODE_MPKT_RCVD | BNX2_EMAC_MODE_ACPI_RCVD; | |
2542 | val &= ~BNX2_EMAC_MODE_MPKT; | |
2543 | REG_WR(bp, BNX2_EMAC_MODE, val); | |
2544 | ||
2545 | val = REG_RD(bp, BNX2_RPM_CONFIG); | |
2546 | val &= ~BNX2_RPM_CONFIG_ACPI_ENA; | |
2547 | REG_WR(bp, BNX2_RPM_CONFIG, val); | |
2548 | break; | |
2549 | } | |
829ca9a3 | 2550 | case PCI_D3hot: { |
b6016b76 MC |
2551 | int i; |
2552 | u32 val, wol_msg; | |
2553 | ||
2554 | if (bp->wol) { | |
2555 | u32 advertising; | |
2556 | u8 autoneg; | |
2557 | ||
2558 | autoneg = bp->autoneg; | |
2559 | advertising = bp->advertising; | |
2560 | ||
2561 | bp->autoneg = AUTONEG_SPEED; | |
2562 | bp->advertising = ADVERTISED_10baseT_Half | | |
2563 | ADVERTISED_10baseT_Full | | |
2564 | ADVERTISED_100baseT_Half | | |
2565 | ADVERTISED_100baseT_Full | | |
2566 | ADVERTISED_Autoneg; | |
2567 | ||
2568 | bnx2_setup_copper_phy(bp); | |
2569 | ||
2570 | bp->autoneg = autoneg; | |
2571 | bp->advertising = advertising; | |
2572 | ||
2573 | bnx2_set_mac_addr(bp); | |
2574 | ||
2575 | val = REG_RD(bp, BNX2_EMAC_MODE); | |
2576 | ||
2577 | /* Enable port mode. */ | |
2578 | val &= ~BNX2_EMAC_MODE_PORT; | |
2579 | val |= BNX2_EMAC_MODE_PORT_MII | | |
2580 | BNX2_EMAC_MODE_MPKT_RCVD | | |
2581 | BNX2_EMAC_MODE_ACPI_RCVD | | |
b6016b76 MC |
2582 | BNX2_EMAC_MODE_MPKT; |
2583 | ||
2584 | REG_WR(bp, BNX2_EMAC_MODE, val); | |
2585 | ||
2586 | /* receive all multicast */ | |
2587 | for (i = 0; i < NUM_MC_HASH_REGISTERS; i++) { | |
2588 | REG_WR(bp, BNX2_EMAC_MULTICAST_HASH0 + (i * 4), | |
2589 | 0xffffffff); | |
2590 | } | |
2591 | REG_WR(bp, BNX2_EMAC_RX_MODE, | |
2592 | BNX2_EMAC_RX_MODE_SORT_MODE); | |
2593 | ||
2594 | val = 1 | BNX2_RPM_SORT_USER0_BC_EN | | |
2595 | BNX2_RPM_SORT_USER0_MC_EN; | |
2596 | REG_WR(bp, BNX2_RPM_SORT_USER0, 0x0); | |
2597 | REG_WR(bp, BNX2_RPM_SORT_USER0, val); | |
2598 | REG_WR(bp, BNX2_RPM_SORT_USER0, val | | |
2599 | BNX2_RPM_SORT_USER0_ENA); | |
2600 | ||
2601 | /* Need to enable EMAC and RPM for WOL. */ | |
2602 | REG_WR(bp, BNX2_MISC_ENABLE_SET_BITS, | |
2603 | BNX2_MISC_ENABLE_SET_BITS_RX_PARSER_MAC_ENABLE | | |
2604 | BNX2_MISC_ENABLE_SET_BITS_TX_HEADER_Q_ENABLE | | |
2605 | BNX2_MISC_ENABLE_SET_BITS_EMAC_ENABLE); | |
2606 | ||
2607 | val = REG_RD(bp, BNX2_RPM_CONFIG); | |
2608 | val &= ~BNX2_RPM_CONFIG_ACPI_ENA; | |
2609 | REG_WR(bp, BNX2_RPM_CONFIG, val); | |
2610 | ||
2611 | wol_msg = BNX2_DRV_MSG_CODE_SUSPEND_WOL; | |
2612 | } | |
2613 | else { | |
2614 | wol_msg = BNX2_DRV_MSG_CODE_SUSPEND_NO_WOL; | |
2615 | } | |
2616 | ||
dda1e390 MC |
2617 | if (!(bp->flags & NO_WOL_FLAG)) |
2618 | bnx2_fw_sync(bp, BNX2_DRV_MSG_DATA_WAIT3 | wol_msg, 0); | |
b6016b76 MC |
2619 | |
2620 | pmcsr &= ~PCI_PM_CTRL_STATE_MASK; | |
2621 | if ((CHIP_ID(bp) == CHIP_ID_5706_A0) || | |
2622 | (CHIP_ID(bp) == CHIP_ID_5706_A1)) { | |
2623 | ||
2624 | if (bp->wol) | |
2625 | pmcsr |= 3; | |
2626 | } | |
2627 | else { | |
2628 | pmcsr |= 3; | |
2629 | } | |
2630 | if (bp->wol) { | |
2631 | pmcsr |= PCI_PM_CTRL_PME_ENABLE; | |
2632 | } | |
2633 | pci_write_config_word(bp->pdev, bp->pm_cap + PCI_PM_CTRL, | |
2634 | pmcsr); | |
2635 | ||
2636 | /* No more memory access after this point until | |
2637 | * device is brought back to D0. | |
2638 | */ | |
2639 | udelay(50); | |
2640 | break; | |
2641 | } | |
2642 | default: | |
2643 | return -EINVAL; | |
2644 | } | |
2645 | return 0; | |
2646 | } | |
2647 | ||
2648 | static int | |
2649 | bnx2_acquire_nvram_lock(struct bnx2 *bp) | |
2650 | { | |
2651 | u32 val; | |
2652 | int j; | |
2653 | ||
2654 | /* Request access to the flash interface. */ | |
2655 | REG_WR(bp, BNX2_NVM_SW_ARB, BNX2_NVM_SW_ARB_ARB_REQ_SET2); | |
2656 | for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) { | |
2657 | val = REG_RD(bp, BNX2_NVM_SW_ARB); | |
2658 | if (val & BNX2_NVM_SW_ARB_ARB_ARB2) | |
2659 | break; | |
2660 | ||
2661 | udelay(5); | |
2662 | } | |
2663 | ||
2664 | if (j >= NVRAM_TIMEOUT_COUNT) | |
2665 | return -EBUSY; | |
2666 | ||
2667 | return 0; | |
2668 | } | |
2669 | ||
2670 | static int | |
2671 | bnx2_release_nvram_lock(struct bnx2 *bp) | |
2672 | { | |
2673 | int j; | |
2674 | u32 val; | |
2675 | ||
2676 | /* Relinquish nvram interface. */ | |
2677 | REG_WR(bp, BNX2_NVM_SW_ARB, BNX2_NVM_SW_ARB_ARB_REQ_CLR2); | |
2678 | ||
2679 | for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) { | |
2680 | val = REG_RD(bp, BNX2_NVM_SW_ARB); | |
2681 | if (!(val & BNX2_NVM_SW_ARB_ARB_ARB2)) | |
2682 | break; | |
2683 | ||
2684 | udelay(5); | |
2685 | } | |
2686 | ||
2687 | if (j >= NVRAM_TIMEOUT_COUNT) | |
2688 | return -EBUSY; | |
2689 | ||
2690 | return 0; | |
2691 | } | |
2692 | ||
2693 | ||
2694 | static int | |
2695 | bnx2_enable_nvram_write(struct bnx2 *bp) | |
2696 | { | |
2697 | u32 val; | |
2698 | ||
2699 | val = REG_RD(bp, BNX2_MISC_CFG); | |
2700 | REG_WR(bp, BNX2_MISC_CFG, val | BNX2_MISC_CFG_NVM_WR_EN_PCI); | |
2701 | ||
2702 | if (!bp->flash_info->buffered) { | |
2703 | int j; | |
2704 | ||
2705 | REG_WR(bp, BNX2_NVM_COMMAND, BNX2_NVM_COMMAND_DONE); | |
2706 | REG_WR(bp, BNX2_NVM_COMMAND, | |
2707 | BNX2_NVM_COMMAND_WREN | BNX2_NVM_COMMAND_DOIT); | |
2708 | ||
2709 | for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) { | |
2710 | udelay(5); | |
2711 | ||
2712 | val = REG_RD(bp, BNX2_NVM_COMMAND); | |
2713 | if (val & BNX2_NVM_COMMAND_DONE) | |
2714 | break; | |
2715 | } | |
2716 | ||
2717 | if (j >= NVRAM_TIMEOUT_COUNT) | |
2718 | return -EBUSY; | |
2719 | } | |
2720 | return 0; | |
2721 | } | |
2722 | ||
2723 | static void | |
2724 | bnx2_disable_nvram_write(struct bnx2 *bp) | |
2725 | { | |
2726 | u32 val; | |
2727 | ||
2728 | val = REG_RD(bp, BNX2_MISC_CFG); | |
2729 | REG_WR(bp, BNX2_MISC_CFG, val & ~BNX2_MISC_CFG_NVM_WR_EN); | |
2730 | } | |
2731 | ||
2732 | ||
2733 | static void | |
2734 | bnx2_enable_nvram_access(struct bnx2 *bp) | |
2735 | { | |
2736 | u32 val; | |
2737 | ||
2738 | val = REG_RD(bp, BNX2_NVM_ACCESS_ENABLE); | |
2739 | /* Enable both bits, even on read. */ | |
2740 | REG_WR(bp, BNX2_NVM_ACCESS_ENABLE, | |
2741 | val | BNX2_NVM_ACCESS_ENABLE_EN | BNX2_NVM_ACCESS_ENABLE_WR_EN); | |
2742 | } | |
2743 | ||
2744 | static void | |
2745 | bnx2_disable_nvram_access(struct bnx2 *bp) | |
2746 | { | |
2747 | u32 val; | |
2748 | ||
2749 | val = REG_RD(bp, BNX2_NVM_ACCESS_ENABLE); | |
2750 | /* Disable both bits, even after read. */ | |
2751 | REG_WR(bp, BNX2_NVM_ACCESS_ENABLE, | |
2752 | val & ~(BNX2_NVM_ACCESS_ENABLE_EN | | |
2753 | BNX2_NVM_ACCESS_ENABLE_WR_EN)); | |
2754 | } | |
2755 | ||
2756 | static int | |
2757 | bnx2_nvram_erase_page(struct bnx2 *bp, u32 offset) | |
2758 | { | |
2759 | u32 cmd; | |
2760 | int j; | |
2761 | ||
2762 | if (bp->flash_info->buffered) | |
2763 | /* Buffered flash, no erase needed */ | |
2764 | return 0; | |
2765 | ||
2766 | /* Build an erase command */ | |
2767 | cmd = BNX2_NVM_COMMAND_ERASE | BNX2_NVM_COMMAND_WR | | |
2768 | BNX2_NVM_COMMAND_DOIT; | |
2769 | ||
2770 | /* Need to clear DONE bit separately. */ | |
2771 | REG_WR(bp, BNX2_NVM_COMMAND, BNX2_NVM_COMMAND_DONE); | |
2772 | ||
2773 | /* Address of the NVRAM to read from. */ | |
2774 | REG_WR(bp, BNX2_NVM_ADDR, offset & BNX2_NVM_ADDR_NVM_ADDR_VALUE); | |
2775 | ||
2776 | /* Issue an erase command. */ | |
2777 | REG_WR(bp, BNX2_NVM_COMMAND, cmd); | |
2778 | ||
2779 | /* Wait for completion. */ | |
2780 | for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) { | |
2781 | u32 val; | |
2782 | ||
2783 | udelay(5); | |
2784 | ||
2785 | val = REG_RD(bp, BNX2_NVM_COMMAND); | |
2786 | if (val & BNX2_NVM_COMMAND_DONE) | |
2787 | break; | |
2788 | } | |
2789 | ||
2790 | if (j >= NVRAM_TIMEOUT_COUNT) | |
2791 | return -EBUSY; | |
2792 | ||
2793 | return 0; | |
2794 | } | |
2795 | ||
2796 | static int | |
2797 | bnx2_nvram_read_dword(struct bnx2 *bp, u32 offset, u8 *ret_val, u32 cmd_flags) | |
2798 | { | |
2799 | u32 cmd; | |
2800 | int j; | |
2801 | ||
2802 | /* Build the command word. */ | |
2803 | cmd = BNX2_NVM_COMMAND_DOIT | cmd_flags; | |
2804 | ||
2805 | /* Calculate an offset of a buffered flash. */ | |
2806 | if (bp->flash_info->buffered) { | |
2807 | offset = ((offset / bp->flash_info->page_size) << | |
2808 | bp->flash_info->page_bits) + | |
2809 | (offset % bp->flash_info->page_size); | |
2810 | } | |
2811 | ||
2812 | /* Need to clear DONE bit separately. */ | |
2813 | REG_WR(bp, BNX2_NVM_COMMAND, BNX2_NVM_COMMAND_DONE); | |
2814 | ||
2815 | /* Address of the NVRAM to read from. */ | |
2816 | REG_WR(bp, BNX2_NVM_ADDR, offset & BNX2_NVM_ADDR_NVM_ADDR_VALUE); | |
2817 | ||
2818 | /* Issue a read command. */ | |
2819 | REG_WR(bp, BNX2_NVM_COMMAND, cmd); | |
2820 | ||
2821 | /* Wait for completion. */ | |
2822 | for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) { | |
2823 | u32 val; | |
2824 | ||
2825 | udelay(5); | |
2826 | ||
2827 | val = REG_RD(bp, BNX2_NVM_COMMAND); | |
2828 | if (val & BNX2_NVM_COMMAND_DONE) { | |
2829 | val = REG_RD(bp, BNX2_NVM_READ); | |
2830 | ||
2831 | val = be32_to_cpu(val); | |
2832 | memcpy(ret_val, &val, 4); | |
2833 | break; | |
2834 | } | |
2835 | } | |
2836 | if (j >= NVRAM_TIMEOUT_COUNT) | |
2837 | return -EBUSY; | |
2838 | ||
2839 | return 0; | |
2840 | } | |
2841 | ||
2842 | ||
2843 | static int | |
2844 | bnx2_nvram_write_dword(struct bnx2 *bp, u32 offset, u8 *val, u32 cmd_flags) | |
2845 | { | |
2846 | u32 cmd, val32; | |
2847 | int j; | |
2848 | ||
2849 | /* Build the command word. */ | |
2850 | cmd = BNX2_NVM_COMMAND_DOIT | BNX2_NVM_COMMAND_WR | cmd_flags; | |
2851 | ||
2852 | /* Calculate an offset of a buffered flash. */ | |
2853 | if (bp->flash_info->buffered) { | |
2854 | offset = ((offset / bp->flash_info->page_size) << | |
2855 | bp->flash_info->page_bits) + | |
2856 | (offset % bp->flash_info->page_size); | |
2857 | } | |
2858 | ||
2859 | /* Need to clear DONE bit separately. */ | |
2860 | REG_WR(bp, BNX2_NVM_COMMAND, BNX2_NVM_COMMAND_DONE); | |
2861 | ||
2862 | memcpy(&val32, val, 4); | |
2863 | val32 = cpu_to_be32(val32); | |
2864 | ||
2865 | /* Write the data. */ | |
2866 | REG_WR(bp, BNX2_NVM_WRITE, val32); | |
2867 | ||
2868 | /* Address of the NVRAM to write to. */ | |
2869 | REG_WR(bp, BNX2_NVM_ADDR, offset & BNX2_NVM_ADDR_NVM_ADDR_VALUE); | |
2870 | ||
2871 | /* Issue the write command. */ | |
2872 | REG_WR(bp, BNX2_NVM_COMMAND, cmd); | |
2873 | ||
2874 | /* Wait for completion. */ | |
2875 | for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) { | |
2876 | udelay(5); | |
2877 | ||
2878 | if (REG_RD(bp, BNX2_NVM_COMMAND) & BNX2_NVM_COMMAND_DONE) | |
2879 | break; | |
2880 | } | |
2881 | if (j >= NVRAM_TIMEOUT_COUNT) | |
2882 | return -EBUSY; | |
2883 | ||
2884 | return 0; | |
2885 | } | |
2886 | ||
2887 | static int | |
2888 | bnx2_init_nvram(struct bnx2 *bp) | |
2889 | { | |
2890 | u32 val; | |
2891 | int j, entry_count, rc; | |
2892 | struct flash_spec *flash; | |
2893 | ||
2894 | /* Determine the selected interface. */ | |
2895 | val = REG_RD(bp, BNX2_NVM_CFG1); | |
2896 | ||
2897 | entry_count = sizeof(flash_table) / sizeof(struct flash_spec); | |
2898 | ||
2899 | rc = 0; | |
2900 | if (val & 0x40000000) { | |
2901 | ||
2902 | /* Flash interface has been reconfigured */ | |
2903 | for (j = 0, flash = &flash_table[0]; j < entry_count; | |
37137709 MC |
2904 | j++, flash++) { |
2905 | if ((val & FLASH_BACKUP_STRAP_MASK) == | |
2906 | (flash->config1 & FLASH_BACKUP_STRAP_MASK)) { | |
b6016b76 MC |
2907 | bp->flash_info = flash; |
2908 | break; | |
2909 | } | |
2910 | } | |
2911 | } | |
2912 | else { | |
37137709 | 2913 | u32 mask; |
b6016b76 MC |
2914 | /* Not yet been reconfigured */ |
2915 | ||
37137709 MC |
2916 | if (val & (1 << 23)) |
2917 | mask = FLASH_BACKUP_STRAP_MASK; | |
2918 | else | |
2919 | mask = FLASH_STRAP_MASK; | |
2920 | ||
b6016b76 MC |
2921 | for (j = 0, flash = &flash_table[0]; j < entry_count; |
2922 | j++, flash++) { | |
2923 | ||
37137709 | 2924 | if ((val & mask) == (flash->strapping & mask)) { |
b6016b76 MC |
2925 | bp->flash_info = flash; |
2926 | ||
2927 | /* Request access to the flash interface. */ | |
2928 | if ((rc = bnx2_acquire_nvram_lock(bp)) != 0) | |
2929 | return rc; | |
2930 | ||
2931 | /* Enable access to flash interface */ | |
2932 | bnx2_enable_nvram_access(bp); | |
2933 | ||
2934 | /* Reconfigure the flash interface */ | |
2935 | REG_WR(bp, BNX2_NVM_CFG1, flash->config1); | |
2936 | REG_WR(bp, BNX2_NVM_CFG2, flash->config2); | |
2937 | REG_WR(bp, BNX2_NVM_CFG3, flash->config3); | |
2938 | REG_WR(bp, BNX2_NVM_WRITE1, flash->write1); | |
2939 | ||
2940 | /* Disable access to flash interface */ | |
2941 | bnx2_disable_nvram_access(bp); | |
2942 | bnx2_release_nvram_lock(bp); | |
2943 | ||
2944 | break; | |
2945 | } | |
2946 | } | |
2947 | } /* if (val & 0x40000000) */ | |
2948 | ||
2949 | if (j == entry_count) { | |
2950 | bp->flash_info = NULL; | |
2f23c523 | 2951 | printk(KERN_ALERT PFX "Unknown flash/EEPROM type.\n"); |
1122db71 | 2952 | return -ENODEV; |
b6016b76 MC |
2953 | } |
2954 | ||
1122db71 MC |
2955 | val = REG_RD_IND(bp, bp->shmem_base + BNX2_SHARED_HW_CFG_CONFIG2); |
2956 | val &= BNX2_SHARED_HW_CFG2_NVM_SIZE_MASK; | |
2957 | if (val) | |
2958 | bp->flash_size = val; | |
2959 | else | |
2960 | bp->flash_size = bp->flash_info->total_size; | |
2961 | ||
b6016b76 MC |
2962 | return rc; |
2963 | } | |
2964 | ||
2965 | static int | |
2966 | bnx2_nvram_read(struct bnx2 *bp, u32 offset, u8 *ret_buf, | |
2967 | int buf_size) | |
2968 | { | |
2969 | int rc = 0; | |
2970 | u32 cmd_flags, offset32, len32, extra; | |
2971 | ||
2972 | if (buf_size == 0) | |
2973 | return 0; | |
2974 | ||
2975 | /* Request access to the flash interface. */ | |
2976 | if ((rc = bnx2_acquire_nvram_lock(bp)) != 0) | |
2977 | return rc; | |
2978 | ||
2979 | /* Enable access to flash interface */ | |
2980 | bnx2_enable_nvram_access(bp); | |
2981 | ||
2982 | len32 = buf_size; | |
2983 | offset32 = offset; | |
2984 | extra = 0; | |
2985 | ||
2986 | cmd_flags = 0; | |
2987 | ||
2988 | if (offset32 & 3) { | |
2989 | u8 buf[4]; | |
2990 | u32 pre_len; | |
2991 | ||
2992 | offset32 &= ~3; | |
2993 | pre_len = 4 - (offset & 3); | |
2994 | ||
2995 | if (pre_len >= len32) { | |
2996 | pre_len = len32; | |
2997 | cmd_flags = BNX2_NVM_COMMAND_FIRST | | |
2998 | BNX2_NVM_COMMAND_LAST; | |
2999 | } | |
3000 | else { | |
3001 | cmd_flags = BNX2_NVM_COMMAND_FIRST; | |
3002 | } | |
3003 | ||
3004 | rc = bnx2_nvram_read_dword(bp, offset32, buf, cmd_flags); | |
3005 | ||
3006 | if (rc) | |
3007 | return rc; | |
3008 | ||
3009 | memcpy(ret_buf, buf + (offset & 3), pre_len); | |
3010 | ||
3011 | offset32 += 4; | |
3012 | ret_buf += pre_len; | |
3013 | len32 -= pre_len; | |
3014 | } | |
3015 | if (len32 & 3) { | |
3016 | extra = 4 - (len32 & 3); | |
3017 | len32 = (len32 + 4) & ~3; | |
3018 | } | |
3019 | ||
3020 | if (len32 == 4) { | |
3021 | u8 buf[4]; | |
3022 | ||
3023 | if (cmd_flags) | |
3024 | cmd_flags = BNX2_NVM_COMMAND_LAST; | |
3025 | else | |
3026 | cmd_flags = BNX2_NVM_COMMAND_FIRST | | |
3027 | BNX2_NVM_COMMAND_LAST; | |
3028 | ||
3029 | rc = bnx2_nvram_read_dword(bp, offset32, buf, cmd_flags); | |
3030 | ||
3031 | memcpy(ret_buf, buf, 4 - extra); | |
3032 | } | |
3033 | else if (len32 > 0) { | |
3034 | u8 buf[4]; | |
3035 | ||
3036 | /* Read the first word. */ | |
3037 | if (cmd_flags) | |
3038 | cmd_flags = 0; | |
3039 | else | |
3040 | cmd_flags = BNX2_NVM_COMMAND_FIRST; | |
3041 | ||
3042 | rc = bnx2_nvram_read_dword(bp, offset32, ret_buf, cmd_flags); | |
3043 | ||
3044 | /* Advance to the next dword. */ | |
3045 | offset32 += 4; | |
3046 | ret_buf += 4; | |
3047 | len32 -= 4; | |
3048 | ||
3049 | while (len32 > 4 && rc == 0) { | |
3050 | rc = bnx2_nvram_read_dword(bp, offset32, ret_buf, 0); | |
3051 | ||
3052 | /* Advance to the next dword. */ | |
3053 | offset32 += 4; | |
3054 | ret_buf += 4; | |
3055 | len32 -= 4; | |
3056 | } | |
3057 | ||
3058 | if (rc) | |
3059 | return rc; | |
3060 | ||
3061 | cmd_flags = BNX2_NVM_COMMAND_LAST; | |
3062 | rc = bnx2_nvram_read_dword(bp, offset32, buf, cmd_flags); | |
3063 | ||
3064 | memcpy(ret_buf, buf, 4 - extra); | |
3065 | } | |
3066 | ||
3067 | /* Disable access to flash interface */ | |
3068 | bnx2_disable_nvram_access(bp); | |
3069 | ||
3070 | bnx2_release_nvram_lock(bp); | |
3071 | ||
3072 | return rc; | |
3073 | } | |
3074 | ||
3075 | static int | |
3076 | bnx2_nvram_write(struct bnx2 *bp, u32 offset, u8 *data_buf, | |
3077 | int buf_size) | |
3078 | { | |
3079 | u32 written, offset32, len32; | |
ae181bc4 | 3080 | u8 *buf, start[4], end[4], *flash_buffer = NULL; |
b6016b76 MC |
3081 | int rc = 0; |
3082 | int align_start, align_end; | |
3083 | ||
3084 | buf = data_buf; | |
3085 | offset32 = offset; | |
3086 | len32 = buf_size; | |
3087 | align_start = align_end = 0; | |
3088 | ||
3089 | if ((align_start = (offset32 & 3))) { | |
3090 | offset32 &= ~3; | |
3091 | len32 += align_start; | |
3092 | if ((rc = bnx2_nvram_read(bp, offset32, start, 4))) | |
3093 | return rc; | |
3094 | } | |
3095 | ||
3096 | if (len32 & 3) { | |
3097 | if ((len32 > 4) || !align_start) { | |
3098 | align_end = 4 - (len32 & 3); | |
3099 | len32 += align_end; | |
3100 | if ((rc = bnx2_nvram_read(bp, offset32 + len32 - 4, | |
3101 | end, 4))) { | |
3102 | return rc; | |
3103 | } | |
3104 | } | |
3105 | } | |
3106 | ||
3107 | if (align_start || align_end) { | |
3108 | buf = kmalloc(len32, GFP_KERNEL); | |
3109 | if (buf == 0) | |
3110 | return -ENOMEM; | |
3111 | if (align_start) { | |
3112 | memcpy(buf, start, 4); | |
3113 | } | |
3114 | if (align_end) { | |
3115 | memcpy(buf + len32 - 4, end, 4); | |
3116 | } | |
3117 | memcpy(buf + align_start, data_buf, buf_size); | |
3118 | } | |
3119 | ||
ae181bc4 MC |
3120 | if (bp->flash_info->buffered == 0) { |
3121 | flash_buffer = kmalloc(264, GFP_KERNEL); | |
3122 | if (flash_buffer == NULL) { | |
3123 | rc = -ENOMEM; | |
3124 | goto nvram_write_end; | |
3125 | } | |
3126 | } | |
3127 | ||
b6016b76 MC |
3128 | written = 0; |
3129 | while ((written < len32) && (rc == 0)) { | |
3130 | u32 page_start, page_end, data_start, data_end; | |
3131 | u32 addr, cmd_flags; | |
3132 | int i; | |
b6016b76 MC |
3133 | |
3134 | /* Find the page_start addr */ | |
3135 | page_start = offset32 + written; | |
3136 | page_start -= (page_start % bp->flash_info->page_size); | |
3137 | /* Find the page_end addr */ | |
3138 | page_end = page_start + bp->flash_info->page_size; | |
3139 | /* Find the data_start addr */ | |
3140 | data_start = (written == 0) ? offset32 : page_start; | |
3141 | /* Find the data_end addr */ | |
3142 | data_end = (page_end > offset32 + len32) ? | |
3143 | (offset32 + len32) : page_end; | |
3144 | ||
3145 | /* Request access to the flash interface. */ | |
3146 | if ((rc = bnx2_acquire_nvram_lock(bp)) != 0) | |
3147 | goto nvram_write_end; | |
3148 | ||
3149 | /* Enable access to flash interface */ | |
3150 | bnx2_enable_nvram_access(bp); | |
3151 | ||
3152 | cmd_flags = BNX2_NVM_COMMAND_FIRST; | |
3153 | if (bp->flash_info->buffered == 0) { | |
3154 | int j; | |
3155 | ||
3156 | /* Read the whole page into the buffer | |
3157 | * (non-buffer flash only) */ | |
3158 | for (j = 0; j < bp->flash_info->page_size; j += 4) { | |
3159 | if (j == (bp->flash_info->page_size - 4)) { | |
3160 | cmd_flags |= BNX2_NVM_COMMAND_LAST; | |
3161 | } | |
3162 | rc = bnx2_nvram_read_dword(bp, | |
3163 | page_start + j, | |
3164 | &flash_buffer[j], | |
3165 | cmd_flags); | |
3166 | ||
3167 | if (rc) | |
3168 | goto nvram_write_end; | |
3169 | ||
3170 | cmd_flags = 0; | |
3171 | } | |
3172 | } | |
3173 | ||
3174 | /* Enable writes to flash interface (unlock write-protect) */ | |
3175 | if ((rc = bnx2_enable_nvram_write(bp)) != 0) | |
3176 | goto nvram_write_end; | |
3177 | ||
3178 | /* Erase the page */ | |
3179 | if ((rc = bnx2_nvram_erase_page(bp, page_start)) != 0) | |
3180 | goto nvram_write_end; | |
3181 | ||
3182 | /* Re-enable the write again for the actual write */ | |
3183 | bnx2_enable_nvram_write(bp); | |
3184 | ||
3185 | /* Loop to write back the buffer data from page_start to | |
3186 | * data_start */ | |
3187 | i = 0; | |
3188 | if (bp->flash_info->buffered == 0) { | |
3189 | for (addr = page_start; addr < data_start; | |
3190 | addr += 4, i += 4) { | |
3191 | ||
3192 | rc = bnx2_nvram_write_dword(bp, addr, | |
3193 | &flash_buffer[i], cmd_flags); | |
3194 | ||
3195 | if (rc != 0) | |
3196 | goto nvram_write_end; | |
3197 | ||
3198 | cmd_flags = 0; | |
3199 | } | |
3200 | } | |
3201 | ||
3202 | /* Loop to write the new data from data_start to data_end */ | |
bae25761 | 3203 | for (addr = data_start; addr < data_end; addr += 4, i += 4) { |
b6016b76 MC |
3204 | if ((addr == page_end - 4) || |
3205 | ((bp->flash_info->buffered) && | |
3206 | (addr == data_end - 4))) { | |
3207 | ||
3208 | cmd_flags |= BNX2_NVM_COMMAND_LAST; | |
3209 | } | |
3210 | rc = bnx2_nvram_write_dword(bp, addr, buf, | |
3211 | cmd_flags); | |
3212 | ||
3213 | if (rc != 0) | |
3214 | goto nvram_write_end; | |
3215 | ||
3216 | cmd_flags = 0; | |
3217 | buf += 4; | |
3218 | } | |
3219 | ||
3220 | /* Loop to write back the buffer data from data_end | |
3221 | * to page_end */ | |
3222 | if (bp->flash_info->buffered == 0) { | |
3223 | for (addr = data_end; addr < page_end; | |
3224 | addr += 4, i += 4) { | |
3225 | ||
3226 | if (addr == page_end-4) { | |
3227 | cmd_flags = BNX2_NVM_COMMAND_LAST; | |
3228 | } | |
3229 | rc = bnx2_nvram_write_dword(bp, addr, | |
3230 | &flash_buffer[i], cmd_flags); | |
3231 | ||
3232 | if (rc != 0) | |
3233 | goto nvram_write_end; | |
3234 | ||
3235 | cmd_flags = 0; | |
3236 | } | |
3237 | } | |
3238 | ||
3239 | /* Disable writes to flash interface (lock write-protect) */ | |
3240 | bnx2_disable_nvram_write(bp); | |
3241 | ||
3242 | /* Disable access to flash interface */ | |
3243 | bnx2_disable_nvram_access(bp); | |
3244 | bnx2_release_nvram_lock(bp); | |
3245 | ||
3246 | /* Increment written */ | |
3247 | written += data_end - data_start; | |
3248 | } | |
3249 | ||
3250 | nvram_write_end: | |
ae181bc4 MC |
3251 | if (bp->flash_info->buffered == 0) |
3252 | kfree(flash_buffer); | |
3253 | ||
b6016b76 MC |
3254 | if (align_start || align_end) |
3255 | kfree(buf); | |
3256 | return rc; | |
3257 | } | |
3258 | ||
3259 | static int | |
3260 | bnx2_reset_chip(struct bnx2 *bp, u32 reset_code) | |
3261 | { | |
3262 | u32 val; | |
3263 | int i, rc = 0; | |
3264 | ||
3265 | /* Wait for the current PCI transaction to complete before | |
3266 | * issuing a reset. */ | |
3267 | REG_WR(bp, BNX2_MISC_ENABLE_CLR_BITS, | |
3268 | BNX2_MISC_ENABLE_CLR_BITS_TX_DMA_ENABLE | | |
3269 | BNX2_MISC_ENABLE_CLR_BITS_DMA_ENGINE_ENABLE | | |
3270 | BNX2_MISC_ENABLE_CLR_BITS_RX_DMA_ENABLE | | |
3271 | BNX2_MISC_ENABLE_CLR_BITS_HOST_COALESCE_ENABLE); | |
3272 | val = REG_RD(bp, BNX2_MISC_ENABLE_CLR_BITS); | |
3273 | udelay(5); | |
3274 | ||
b090ae2b MC |
3275 | /* Wait for the firmware to tell us it is ok to issue a reset. */ |
3276 | bnx2_fw_sync(bp, BNX2_DRV_MSG_DATA_WAIT0 | reset_code, 1); | |
3277 | ||
b6016b76 MC |
3278 | /* Deposit a driver reset signature so the firmware knows that |
3279 | * this is a soft reset. */ | |
e3648b3d | 3280 | REG_WR_IND(bp, bp->shmem_base + BNX2_DRV_RESET_SIGNATURE, |
b6016b76 MC |
3281 | BNX2_DRV_RESET_SIGNATURE_MAGIC); |
3282 | ||
b6016b76 MC |
3283 | /* Do a dummy read to force the chip to complete all current transaction |
3284 | * before we issue a reset. */ | |
3285 | val = REG_RD(bp, BNX2_MISC_ID); | |
3286 | ||
3287 | val = BNX2_PCICFG_MISC_CONFIG_CORE_RST_REQ | | |
3288 | BNX2_PCICFG_MISC_CONFIG_REG_WINDOW_ENA | | |
3289 | BNX2_PCICFG_MISC_CONFIG_TARGET_MB_WORD_SWAP; | |
3290 | ||
3291 | /* Chip reset. */ | |
3292 | REG_WR(bp, BNX2_PCICFG_MISC_CONFIG, val); | |
3293 | ||
3294 | if ((CHIP_ID(bp) == CHIP_ID_5706_A0) || | |
3295 | (CHIP_ID(bp) == CHIP_ID_5706_A1)) | |
3296 | msleep(15); | |
3297 | ||
3298 | /* Reset takes approximate 30 usec */ | |
3299 | for (i = 0; i < 10; i++) { | |
3300 | val = REG_RD(bp, BNX2_PCICFG_MISC_CONFIG); | |
3301 | if ((val & (BNX2_PCICFG_MISC_CONFIG_CORE_RST_REQ | | |
3302 | BNX2_PCICFG_MISC_CONFIG_CORE_RST_BSY)) == 0) { | |
3303 | break; | |
3304 | } | |
3305 | udelay(10); | |
3306 | } | |
3307 | ||
3308 | if (val & (BNX2_PCICFG_MISC_CONFIG_CORE_RST_REQ | | |
3309 | BNX2_PCICFG_MISC_CONFIG_CORE_RST_BSY)) { | |
3310 | printk(KERN_ERR PFX "Chip reset did not complete\n"); | |
3311 | return -EBUSY; | |
3312 | } | |
3313 | ||
3314 | /* Make sure byte swapping is properly configured. */ | |
3315 | val = REG_RD(bp, BNX2_PCI_SWAP_DIAG0); | |
3316 | if (val != 0x01020304) { | |
3317 | printk(KERN_ERR PFX "Chip not in correct endian mode\n"); | |
3318 | return -ENODEV; | |
3319 | } | |
3320 | ||
b6016b76 | 3321 | /* Wait for the firmware to finish its initialization. */ |
b090ae2b MC |
3322 | rc = bnx2_fw_sync(bp, BNX2_DRV_MSG_DATA_WAIT1 | reset_code, 0); |
3323 | if (rc) | |
3324 | return rc; | |
b6016b76 MC |
3325 | |
3326 | if (CHIP_ID(bp) == CHIP_ID_5706_A0) { | |
3327 | /* Adjust the voltage regular to two steps lower. The default | |
3328 | * of this register is 0x0000000e. */ | |
3329 | REG_WR(bp, BNX2_MISC_VREG_CONTROL, 0x000000fa); | |
3330 | ||
3331 | /* Remove bad rbuf memory from the free pool. */ | |
3332 | rc = bnx2_alloc_bad_rbuf(bp); | |
3333 | } | |
3334 | ||
3335 | return rc; | |
3336 | } | |
3337 | ||
3338 | static int | |
3339 | bnx2_init_chip(struct bnx2 *bp) | |
3340 | { | |
3341 | u32 val; | |
b090ae2b | 3342 | int rc; |
b6016b76 MC |
3343 | |
3344 | /* Make sure the interrupt is not active. */ | |
3345 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, BNX2_PCICFG_INT_ACK_CMD_MASK_INT); | |
3346 | ||
3347 | val = BNX2_DMA_CONFIG_DATA_BYTE_SWAP | | |
3348 | BNX2_DMA_CONFIG_DATA_WORD_SWAP | | |
3349 | #ifdef __BIG_ENDIAN | |
3350 | BNX2_DMA_CONFIG_CNTL_BYTE_SWAP | | |
3351 | #endif | |
3352 | BNX2_DMA_CONFIG_CNTL_WORD_SWAP | | |
3353 | DMA_READ_CHANS << 12 | | |
3354 | DMA_WRITE_CHANS << 16; | |
3355 | ||
3356 | val |= (0x2 << 20) | (1 << 11); | |
3357 | ||
dda1e390 | 3358 | if ((bp->flags & PCIX_FLAG) && (bp->bus_speed_mhz == 133)) |
b6016b76 MC |
3359 | val |= (1 << 23); |
3360 | ||
3361 | if ((CHIP_NUM(bp) == CHIP_NUM_5706) && | |
3362 | (CHIP_ID(bp) != CHIP_ID_5706_A0) && !(bp->flags & PCIX_FLAG)) | |
3363 | val |= BNX2_DMA_CONFIG_CNTL_PING_PONG_DMA; | |
3364 | ||
3365 | REG_WR(bp, BNX2_DMA_CONFIG, val); | |
3366 | ||
3367 | if (CHIP_ID(bp) == CHIP_ID_5706_A0) { | |
3368 | val = REG_RD(bp, BNX2_TDMA_CONFIG); | |
3369 | val |= BNX2_TDMA_CONFIG_ONE_DMA; | |
3370 | REG_WR(bp, BNX2_TDMA_CONFIG, val); | |
3371 | } | |
3372 | ||
3373 | if (bp->flags & PCIX_FLAG) { | |
3374 | u16 val16; | |
3375 | ||
3376 | pci_read_config_word(bp->pdev, bp->pcix_cap + PCI_X_CMD, | |
3377 | &val16); | |
3378 | pci_write_config_word(bp->pdev, bp->pcix_cap + PCI_X_CMD, | |
3379 | val16 & ~PCI_X_CMD_ERO); | |
3380 | } | |
3381 | ||
3382 | REG_WR(bp, BNX2_MISC_ENABLE_SET_BITS, | |
3383 | BNX2_MISC_ENABLE_SET_BITS_HOST_COALESCE_ENABLE | | |
3384 | BNX2_MISC_ENABLE_STATUS_BITS_RX_V2P_ENABLE | | |
3385 | BNX2_MISC_ENABLE_STATUS_BITS_CONTEXT_ENABLE); | |
3386 | ||
3387 | /* Initialize context mapping and zero out the quick contexts. The | |
3388 | * context block must have already been enabled. */ | |
3389 | bnx2_init_context(bp); | |
3390 | ||
fba9fe91 MC |
3391 | if ((rc = bnx2_init_cpus(bp)) != 0) |
3392 | return rc; | |
3393 | ||
b6016b76 MC |
3394 | bnx2_init_nvram(bp); |
3395 | ||
3396 | bnx2_set_mac_addr(bp); | |
3397 | ||
3398 | val = REG_RD(bp, BNX2_MQ_CONFIG); | |
3399 | val &= ~BNX2_MQ_CONFIG_KNL_BYP_BLK_SIZE; | |
3400 | val |= BNX2_MQ_CONFIG_KNL_BYP_BLK_SIZE_256; | |
3401 | REG_WR(bp, BNX2_MQ_CONFIG, val); | |
3402 | ||
3403 | val = 0x10000 + (MAX_CID_CNT * MB_KERNEL_CTX_SIZE); | |
3404 | REG_WR(bp, BNX2_MQ_KNL_BYP_WIND_START, val); | |
3405 | REG_WR(bp, BNX2_MQ_KNL_WIND_END, val); | |
3406 | ||
3407 | val = (BCM_PAGE_BITS - 8) << 24; | |
3408 | REG_WR(bp, BNX2_RV2P_CONFIG, val); | |
3409 | ||
3410 | /* Configure page size. */ | |
3411 | val = REG_RD(bp, BNX2_TBDR_CONFIG); | |
3412 | val &= ~BNX2_TBDR_CONFIG_PAGE_SIZE; | |
3413 | val |= (BCM_PAGE_BITS - 8) << 24 | 0x40; | |
3414 | REG_WR(bp, BNX2_TBDR_CONFIG, val); | |
3415 | ||
3416 | val = bp->mac_addr[0] + | |
3417 | (bp->mac_addr[1] << 8) + | |
3418 | (bp->mac_addr[2] << 16) + | |
3419 | bp->mac_addr[3] + | |
3420 | (bp->mac_addr[4] << 8) + | |
3421 | (bp->mac_addr[5] << 16); | |
3422 | REG_WR(bp, BNX2_EMAC_BACKOFF_SEED, val); | |
3423 | ||
3424 | /* Program the MTU. Also include 4 bytes for CRC32. */ | |
3425 | val = bp->dev->mtu + ETH_HLEN + 4; | |
3426 | if (val > (MAX_ETHERNET_PACKET_SIZE + 4)) | |
3427 | val |= BNX2_EMAC_RX_MTU_SIZE_JUMBO_ENA; | |
3428 | REG_WR(bp, BNX2_EMAC_RX_MTU_SIZE, val); | |
3429 | ||
3430 | bp->last_status_idx = 0; | |
3431 | bp->rx_mode = BNX2_EMAC_RX_MODE_SORT_MODE; | |
3432 | ||
3433 | /* Set up how to generate a link change interrupt. */ | |
3434 | REG_WR(bp, BNX2_EMAC_ATTENTION_ENA, BNX2_EMAC_ATTENTION_ENA_LINK); | |
3435 | ||
3436 | REG_WR(bp, BNX2_HC_STATUS_ADDR_L, | |
3437 | (u64) bp->status_blk_mapping & 0xffffffff); | |
3438 | REG_WR(bp, BNX2_HC_STATUS_ADDR_H, (u64) bp->status_blk_mapping >> 32); | |
3439 | ||
3440 | REG_WR(bp, BNX2_HC_STATISTICS_ADDR_L, | |
3441 | (u64) bp->stats_blk_mapping & 0xffffffff); | |
3442 | REG_WR(bp, BNX2_HC_STATISTICS_ADDR_H, | |
3443 | (u64) bp->stats_blk_mapping >> 32); | |
3444 | ||
3445 | REG_WR(bp, BNX2_HC_TX_QUICK_CONS_TRIP, | |
3446 | (bp->tx_quick_cons_trip_int << 16) | bp->tx_quick_cons_trip); | |
3447 | ||
3448 | REG_WR(bp, BNX2_HC_RX_QUICK_CONS_TRIP, | |
3449 | (bp->rx_quick_cons_trip_int << 16) | bp->rx_quick_cons_trip); | |
3450 | ||
3451 | REG_WR(bp, BNX2_HC_COMP_PROD_TRIP, | |
3452 | (bp->comp_prod_trip_int << 16) | bp->comp_prod_trip); | |
3453 | ||
3454 | REG_WR(bp, BNX2_HC_TX_TICKS, (bp->tx_ticks_int << 16) | bp->tx_ticks); | |
3455 | ||
3456 | REG_WR(bp, BNX2_HC_RX_TICKS, (bp->rx_ticks_int << 16) | bp->rx_ticks); | |
3457 | ||
3458 | REG_WR(bp, BNX2_HC_COM_TICKS, | |
3459 | (bp->com_ticks_int << 16) | bp->com_ticks); | |
3460 | ||
3461 | REG_WR(bp, BNX2_HC_CMD_TICKS, | |
3462 | (bp->cmd_ticks_int << 16) | bp->cmd_ticks); | |
3463 | ||
3464 | REG_WR(bp, BNX2_HC_STATS_TICKS, bp->stats_ticks & 0xffff00); | |
3465 | REG_WR(bp, BNX2_HC_STAT_COLLECT_TICKS, 0xbb8); /* 3ms */ | |
3466 | ||
3467 | if (CHIP_ID(bp) == CHIP_ID_5706_A1) | |
3468 | REG_WR(bp, BNX2_HC_CONFIG, BNX2_HC_CONFIG_COLLECT_STATS); | |
3469 | else { | |
3470 | REG_WR(bp, BNX2_HC_CONFIG, BNX2_HC_CONFIG_RX_TMR_MODE | | |
3471 | BNX2_HC_CONFIG_TX_TMR_MODE | | |
3472 | BNX2_HC_CONFIG_COLLECT_STATS); | |
3473 | } | |
3474 | ||
3475 | /* Clear internal stats counters. */ | |
3476 | REG_WR(bp, BNX2_HC_COMMAND, BNX2_HC_COMMAND_CLR_STAT_NOW); | |
3477 | ||
3478 | REG_WR(bp, BNX2_HC_ATTN_BITS_ENABLE, STATUS_ATTN_BITS_LINK_STATE); | |
3479 | ||
e29054f9 MC |
3480 | if (REG_RD_IND(bp, bp->shmem_base + BNX2_PORT_FEATURE) & |
3481 | BNX2_PORT_FEATURE_ASF_ENABLED) | |
3482 | bp->flags |= ASF_ENABLE_FLAG; | |
3483 | ||
b6016b76 MC |
3484 | /* Initialize the receive filter. */ |
3485 | bnx2_set_rx_mode(bp->dev); | |
3486 | ||
b090ae2b MC |
3487 | rc = bnx2_fw_sync(bp, BNX2_DRV_MSG_DATA_WAIT2 | BNX2_DRV_MSG_CODE_RESET, |
3488 | 0); | |
b6016b76 MC |
3489 | |
3490 | REG_WR(bp, BNX2_MISC_ENABLE_SET_BITS, 0x5ffffff); | |
3491 | REG_RD(bp, BNX2_MISC_ENABLE_SET_BITS); | |
3492 | ||
3493 | udelay(20); | |
3494 | ||
bf5295bb MC |
3495 | bp->hc_cmd = REG_RD(bp, BNX2_HC_COMMAND); |
3496 | ||
b090ae2b | 3497 | return rc; |
b6016b76 MC |
3498 | } |
3499 | ||
3500 | ||
3501 | static void | |
3502 | bnx2_init_tx_ring(struct bnx2 *bp) | |
3503 | { | |
3504 | struct tx_bd *txbd; | |
3505 | u32 val; | |
3506 | ||
3507 | txbd = &bp->tx_desc_ring[MAX_TX_DESC_CNT]; | |
3508 | ||
3509 | txbd->tx_bd_haddr_hi = (u64) bp->tx_desc_mapping >> 32; | |
3510 | txbd->tx_bd_haddr_lo = (u64) bp->tx_desc_mapping & 0xffffffff; | |
3511 | ||
3512 | bp->tx_prod = 0; | |
3513 | bp->tx_cons = 0; | |
f4e418f7 | 3514 | bp->hw_tx_cons = 0; |
b6016b76 | 3515 | bp->tx_prod_bseq = 0; |
b6016b76 MC |
3516 | |
3517 | val = BNX2_L2CTX_TYPE_TYPE_L2; | |
3518 | val |= BNX2_L2CTX_TYPE_SIZE_L2; | |
3519 | CTX_WR(bp, GET_CID_ADDR(TX_CID), BNX2_L2CTX_TYPE, val); | |
3520 | ||
3521 | val = BNX2_L2CTX_CMD_TYPE_TYPE_L2; | |
3522 | val |= 8 << 16; | |
3523 | CTX_WR(bp, GET_CID_ADDR(TX_CID), BNX2_L2CTX_CMD_TYPE, val); | |
3524 | ||
3525 | val = (u64) bp->tx_desc_mapping >> 32; | |
3526 | CTX_WR(bp, GET_CID_ADDR(TX_CID), BNX2_L2CTX_TBDR_BHADDR_HI, val); | |
3527 | ||
3528 | val = (u64) bp->tx_desc_mapping & 0xffffffff; | |
3529 | CTX_WR(bp, GET_CID_ADDR(TX_CID), BNX2_L2CTX_TBDR_BHADDR_LO, val); | |
3530 | } | |
3531 | ||
3532 | static void | |
3533 | bnx2_init_rx_ring(struct bnx2 *bp) | |
3534 | { | |
3535 | struct rx_bd *rxbd; | |
3536 | int i; | |
3537 | u16 prod, ring_prod; | |
3538 | u32 val; | |
3539 | ||
3540 | /* 8 for CRC and VLAN */ | |
3541 | bp->rx_buf_use_size = bp->dev->mtu + ETH_HLEN + bp->rx_offset + 8; | |
3542 | /* 8 for alignment */ | |
3543 | bp->rx_buf_size = bp->rx_buf_use_size + 8; | |
3544 | ||
3545 | ring_prod = prod = bp->rx_prod = 0; | |
3546 | bp->rx_cons = 0; | |
f4e418f7 | 3547 | bp->hw_rx_cons = 0; |
b6016b76 MC |
3548 | bp->rx_prod_bseq = 0; |
3549 | ||
13daffa2 MC |
3550 | for (i = 0; i < bp->rx_max_ring; i++) { |
3551 | int j; | |
b6016b76 | 3552 | |
13daffa2 MC |
3553 | rxbd = &bp->rx_desc_ring[i][0]; |
3554 | for (j = 0; j < MAX_RX_DESC_CNT; j++, rxbd++) { | |
3555 | rxbd->rx_bd_len = bp->rx_buf_use_size; | |
3556 | rxbd->rx_bd_flags = RX_BD_FLAGS_START | RX_BD_FLAGS_END; | |
3557 | } | |
3558 | if (i == (bp->rx_max_ring - 1)) | |
3559 | j = 0; | |
3560 | else | |
3561 | j = i + 1; | |
3562 | rxbd->rx_bd_haddr_hi = (u64) bp->rx_desc_mapping[j] >> 32; | |
3563 | rxbd->rx_bd_haddr_lo = (u64) bp->rx_desc_mapping[j] & | |
3564 | 0xffffffff; | |
3565 | } | |
b6016b76 MC |
3566 | |
3567 | val = BNX2_L2CTX_CTX_TYPE_CTX_BD_CHN_TYPE_VALUE; | |
3568 | val |= BNX2_L2CTX_CTX_TYPE_SIZE_L2; | |
3569 | val |= 0x02 << 8; | |
3570 | CTX_WR(bp, GET_CID_ADDR(RX_CID), BNX2_L2CTX_CTX_TYPE, val); | |
3571 | ||
13daffa2 | 3572 | val = (u64) bp->rx_desc_mapping[0] >> 32; |
b6016b76 MC |
3573 | CTX_WR(bp, GET_CID_ADDR(RX_CID), BNX2_L2CTX_NX_BDHADDR_HI, val); |
3574 | ||
13daffa2 | 3575 | val = (u64) bp->rx_desc_mapping[0] & 0xffffffff; |
b6016b76 MC |
3576 | CTX_WR(bp, GET_CID_ADDR(RX_CID), BNX2_L2CTX_NX_BDHADDR_LO, val); |
3577 | ||
236b6394 | 3578 | for (i = 0; i < bp->rx_ring_size; i++) { |
b6016b76 MC |
3579 | if (bnx2_alloc_rx_skb(bp, ring_prod) < 0) { |
3580 | break; | |
3581 | } | |
3582 | prod = NEXT_RX_BD(prod); | |
3583 | ring_prod = RX_RING_IDX(prod); | |
3584 | } | |
3585 | bp->rx_prod = prod; | |
3586 | ||
3587 | REG_WR16(bp, MB_RX_CID_ADDR + BNX2_L2CTX_HOST_BDIDX, prod); | |
3588 | ||
3589 | REG_WR(bp, MB_RX_CID_ADDR + BNX2_L2CTX_HOST_BSEQ, bp->rx_prod_bseq); | |
3590 | } | |
3591 | ||
13daffa2 MC |
3592 | static void |
3593 | bnx2_set_rx_ring_size(struct bnx2 *bp, u32 size) | |
3594 | { | |
3595 | u32 num_rings, max; | |
3596 | ||
3597 | bp->rx_ring_size = size; | |
3598 | num_rings = 1; | |
3599 | while (size > MAX_RX_DESC_CNT) { | |
3600 | size -= MAX_RX_DESC_CNT; | |
3601 | num_rings++; | |
3602 | } | |
3603 | /* round to next power of 2 */ | |
3604 | max = MAX_RX_RINGS; | |
3605 | while ((max & num_rings) == 0) | |
3606 | max >>= 1; | |
3607 | ||
3608 | if (num_rings != max) | |
3609 | max <<= 1; | |
3610 | ||
3611 | bp->rx_max_ring = max; | |
3612 | bp->rx_max_ring_idx = (bp->rx_max_ring * RX_DESC_CNT) - 1; | |
3613 | } | |
3614 | ||
b6016b76 MC |
3615 | static void |
3616 | bnx2_free_tx_skbs(struct bnx2 *bp) | |
3617 | { | |
3618 | int i; | |
3619 | ||
3620 | if (bp->tx_buf_ring == NULL) | |
3621 | return; | |
3622 | ||
3623 | for (i = 0; i < TX_DESC_CNT; ) { | |
3624 | struct sw_bd *tx_buf = &bp->tx_buf_ring[i]; | |
3625 | struct sk_buff *skb = tx_buf->skb; | |
3626 | int j, last; | |
3627 | ||
3628 | if (skb == NULL) { | |
3629 | i++; | |
3630 | continue; | |
3631 | } | |
3632 | ||
3633 | pci_unmap_single(bp->pdev, pci_unmap_addr(tx_buf, mapping), | |
3634 | skb_headlen(skb), PCI_DMA_TODEVICE); | |
3635 | ||
3636 | tx_buf->skb = NULL; | |
3637 | ||
3638 | last = skb_shinfo(skb)->nr_frags; | |
3639 | for (j = 0; j < last; j++) { | |
3640 | tx_buf = &bp->tx_buf_ring[i + j + 1]; | |
3641 | pci_unmap_page(bp->pdev, | |
3642 | pci_unmap_addr(tx_buf, mapping), | |
3643 | skb_shinfo(skb)->frags[j].size, | |
3644 | PCI_DMA_TODEVICE); | |
3645 | } | |
3646 | dev_kfree_skb_any(skb); | |
3647 | i += j + 1; | |
3648 | } | |
3649 | ||
3650 | } | |
3651 | ||
3652 | static void | |
3653 | bnx2_free_rx_skbs(struct bnx2 *bp) | |
3654 | { | |
3655 | int i; | |
3656 | ||
3657 | if (bp->rx_buf_ring == NULL) | |
3658 | return; | |
3659 | ||
13daffa2 | 3660 | for (i = 0; i < bp->rx_max_ring_idx; i++) { |
b6016b76 MC |
3661 | struct sw_bd *rx_buf = &bp->rx_buf_ring[i]; |
3662 | struct sk_buff *skb = rx_buf->skb; | |
3663 | ||
05d0f1cf | 3664 | if (skb == NULL) |
b6016b76 MC |
3665 | continue; |
3666 | ||
3667 | pci_unmap_single(bp->pdev, pci_unmap_addr(rx_buf, mapping), | |
3668 | bp->rx_buf_use_size, PCI_DMA_FROMDEVICE); | |
3669 | ||
3670 | rx_buf->skb = NULL; | |
3671 | ||
3672 | dev_kfree_skb_any(skb); | |
3673 | } | |
3674 | } | |
3675 | ||
3676 | static void | |
3677 | bnx2_free_skbs(struct bnx2 *bp) | |
3678 | { | |
3679 | bnx2_free_tx_skbs(bp); | |
3680 | bnx2_free_rx_skbs(bp); | |
3681 | } | |
3682 | ||
3683 | static int | |
3684 | bnx2_reset_nic(struct bnx2 *bp, u32 reset_code) | |
3685 | { | |
3686 | int rc; | |
3687 | ||
3688 | rc = bnx2_reset_chip(bp, reset_code); | |
3689 | bnx2_free_skbs(bp); | |
3690 | if (rc) | |
3691 | return rc; | |
3692 | ||
fba9fe91 MC |
3693 | if ((rc = bnx2_init_chip(bp)) != 0) |
3694 | return rc; | |
3695 | ||
b6016b76 MC |
3696 | bnx2_init_tx_ring(bp); |
3697 | bnx2_init_rx_ring(bp); | |
3698 | return 0; | |
3699 | } | |
3700 | ||
3701 | static int | |
3702 | bnx2_init_nic(struct bnx2 *bp) | |
3703 | { | |
3704 | int rc; | |
3705 | ||
3706 | if ((rc = bnx2_reset_nic(bp, BNX2_DRV_MSG_CODE_RESET)) != 0) | |
3707 | return rc; | |
3708 | ||
3709 | bnx2_init_phy(bp); | |
3710 | bnx2_set_link(bp); | |
3711 | return 0; | |
3712 | } | |
3713 | ||
3714 | static int | |
3715 | bnx2_test_registers(struct bnx2 *bp) | |
3716 | { | |
3717 | int ret; | |
3718 | int i; | |
f71e1309 | 3719 | static const struct { |
b6016b76 MC |
3720 | u16 offset; |
3721 | u16 flags; | |
3722 | u32 rw_mask; | |
3723 | u32 ro_mask; | |
3724 | } reg_tbl[] = { | |
3725 | { 0x006c, 0, 0x00000000, 0x0000003f }, | |
3726 | { 0x0090, 0, 0xffffffff, 0x00000000 }, | |
3727 | { 0x0094, 0, 0x00000000, 0x00000000 }, | |
3728 | ||
3729 | { 0x0404, 0, 0x00003f00, 0x00000000 }, | |
3730 | { 0x0418, 0, 0x00000000, 0xffffffff }, | |
3731 | { 0x041c, 0, 0x00000000, 0xffffffff }, | |
3732 | { 0x0420, 0, 0x00000000, 0x80ffffff }, | |
3733 | { 0x0424, 0, 0x00000000, 0x00000000 }, | |
3734 | { 0x0428, 0, 0x00000000, 0x00000001 }, | |
3735 | { 0x0450, 0, 0x00000000, 0x0000ffff }, | |
3736 | { 0x0454, 0, 0x00000000, 0xffffffff }, | |
3737 | { 0x0458, 0, 0x00000000, 0xffffffff }, | |
3738 | ||
3739 | { 0x0808, 0, 0x00000000, 0xffffffff }, | |
3740 | { 0x0854, 0, 0x00000000, 0xffffffff }, | |
3741 | { 0x0868, 0, 0x00000000, 0x77777777 }, | |
3742 | { 0x086c, 0, 0x00000000, 0x77777777 }, | |
3743 | { 0x0870, 0, 0x00000000, 0x77777777 }, | |
3744 | { 0x0874, 0, 0x00000000, 0x77777777 }, | |
3745 | ||
3746 | { 0x0c00, 0, 0x00000000, 0x00000001 }, | |
3747 | { 0x0c04, 0, 0x00000000, 0x03ff0001 }, | |
3748 | { 0x0c08, 0, 0x0f0ff073, 0x00000000 }, | |
b6016b76 MC |
3749 | |
3750 | { 0x1000, 0, 0x00000000, 0x00000001 }, | |
3751 | { 0x1004, 0, 0x00000000, 0x000f0001 }, | |
b6016b76 MC |
3752 | |
3753 | { 0x1408, 0, 0x01c00800, 0x00000000 }, | |
3754 | { 0x149c, 0, 0x8000ffff, 0x00000000 }, | |
3755 | { 0x14a8, 0, 0x00000000, 0x000001ff }, | |
5b0c76ad | 3756 | { 0x14ac, 0, 0x0fffffff, 0x10000000 }, |
b6016b76 MC |
3757 | { 0x14b0, 0, 0x00000002, 0x00000001 }, |
3758 | { 0x14b8, 0, 0x00000000, 0x00000000 }, | |
3759 | { 0x14c0, 0, 0x00000000, 0x00000009 }, | |
3760 | { 0x14c4, 0, 0x00003fff, 0x00000000 }, | |
3761 | { 0x14cc, 0, 0x00000000, 0x00000001 }, | |
3762 | { 0x14d0, 0, 0xffffffff, 0x00000000 }, | |
b6016b76 MC |
3763 | |
3764 | { 0x1800, 0, 0x00000000, 0x00000001 }, | |
3765 | { 0x1804, 0, 0x00000000, 0x00000003 }, | |
b6016b76 MC |
3766 | |
3767 | { 0x2800, 0, 0x00000000, 0x00000001 }, | |
3768 | { 0x2804, 0, 0x00000000, 0x00003f01 }, | |
3769 | { 0x2808, 0, 0x0f3f3f03, 0x00000000 }, | |
3770 | { 0x2810, 0, 0xffff0000, 0x00000000 }, | |
3771 | { 0x2814, 0, 0xffff0000, 0x00000000 }, | |
3772 | { 0x2818, 0, 0xffff0000, 0x00000000 }, | |
3773 | { 0x281c, 0, 0xffff0000, 0x00000000 }, | |
3774 | { 0x2834, 0, 0xffffffff, 0x00000000 }, | |
3775 | { 0x2840, 0, 0x00000000, 0xffffffff }, | |
3776 | { 0x2844, 0, 0x00000000, 0xffffffff }, | |
3777 | { 0x2848, 0, 0xffffffff, 0x00000000 }, | |
3778 | { 0x284c, 0, 0xf800f800, 0x07ff07ff }, | |
3779 | ||
3780 | { 0x2c00, 0, 0x00000000, 0x00000011 }, | |
3781 | { 0x2c04, 0, 0x00000000, 0x00030007 }, | |
3782 | ||
b6016b76 MC |
3783 | { 0x3c00, 0, 0x00000000, 0x00000001 }, |
3784 | { 0x3c04, 0, 0x00000000, 0x00070000 }, | |
3785 | { 0x3c08, 0, 0x00007f71, 0x07f00000 }, | |
3786 | { 0x3c0c, 0, 0x1f3ffffc, 0x00000000 }, | |
3787 | { 0x3c10, 0, 0xffffffff, 0x00000000 }, | |
3788 | { 0x3c14, 0, 0x00000000, 0xffffffff }, | |
3789 | { 0x3c18, 0, 0x00000000, 0xffffffff }, | |
3790 | { 0x3c1c, 0, 0xfffff000, 0x00000000 }, | |
3791 | { 0x3c20, 0, 0xffffff00, 0x00000000 }, | |
b6016b76 MC |
3792 | |
3793 | { 0x5004, 0, 0x00000000, 0x0000007f }, | |
3794 | { 0x5008, 0, 0x0f0007ff, 0x00000000 }, | |
3795 | { 0x500c, 0, 0xf800f800, 0x07ff07ff }, | |
3796 | ||
b6016b76 MC |
3797 | { 0x5c00, 0, 0x00000000, 0x00000001 }, |
3798 | { 0x5c04, 0, 0x00000000, 0x0003000f }, | |
3799 | { 0x5c08, 0, 0x00000003, 0x00000000 }, | |
3800 | { 0x5c0c, 0, 0x0000fff8, 0x00000000 }, | |
3801 | { 0x5c10, 0, 0x00000000, 0xffffffff }, | |
3802 | { 0x5c80, 0, 0x00000000, 0x0f7113f1 }, | |
3803 | { 0x5c84, 0, 0x00000000, 0x0000f333 }, | |
3804 | { 0x5c88, 0, 0x00000000, 0x00077373 }, | |
3805 | { 0x5c8c, 0, 0x00000000, 0x0007f737 }, | |
3806 | ||
3807 | { 0x6808, 0, 0x0000ff7f, 0x00000000 }, | |
3808 | { 0x680c, 0, 0xffffffff, 0x00000000 }, | |
3809 | { 0x6810, 0, 0xffffffff, 0x00000000 }, | |
3810 | { 0x6814, 0, 0xffffffff, 0x00000000 }, | |
3811 | { 0x6818, 0, 0xffffffff, 0x00000000 }, | |
3812 | { 0x681c, 0, 0xffffffff, 0x00000000 }, | |
3813 | { 0x6820, 0, 0x00ff00ff, 0x00000000 }, | |
3814 | { 0x6824, 0, 0x00ff00ff, 0x00000000 }, | |
3815 | { 0x6828, 0, 0x00ff00ff, 0x00000000 }, | |
3816 | { 0x682c, 0, 0x03ff03ff, 0x00000000 }, | |
3817 | { 0x6830, 0, 0x03ff03ff, 0x00000000 }, | |
3818 | { 0x6834, 0, 0x03ff03ff, 0x00000000 }, | |
3819 | { 0x6838, 0, 0x03ff03ff, 0x00000000 }, | |
3820 | { 0x683c, 0, 0x0000ffff, 0x00000000 }, | |
3821 | { 0x6840, 0, 0x00000ff0, 0x00000000 }, | |
3822 | { 0x6844, 0, 0x00ffff00, 0x00000000 }, | |
3823 | { 0x684c, 0, 0xffffffff, 0x00000000 }, | |
3824 | { 0x6850, 0, 0x7f7f7f7f, 0x00000000 }, | |
3825 | { 0x6854, 0, 0x7f7f7f7f, 0x00000000 }, | |
3826 | { 0x6858, 0, 0x7f7f7f7f, 0x00000000 }, | |
3827 | { 0x685c, 0, 0x7f7f7f7f, 0x00000000 }, | |
3828 | { 0x6908, 0, 0x00000000, 0x0001ff0f }, | |
3829 | { 0x690c, 0, 0x00000000, 0x0ffe00f0 }, | |
3830 | ||
3831 | { 0xffff, 0, 0x00000000, 0x00000000 }, | |
3832 | }; | |
3833 | ||
3834 | ret = 0; | |
3835 | for (i = 0; reg_tbl[i].offset != 0xffff; i++) { | |
3836 | u32 offset, rw_mask, ro_mask, save_val, val; | |
3837 | ||
3838 | offset = (u32) reg_tbl[i].offset; | |
3839 | rw_mask = reg_tbl[i].rw_mask; | |
3840 | ro_mask = reg_tbl[i].ro_mask; | |
3841 | ||
14ab9b86 | 3842 | save_val = readl(bp->regview + offset); |
b6016b76 | 3843 | |
14ab9b86 | 3844 | writel(0, bp->regview + offset); |
b6016b76 | 3845 | |
14ab9b86 | 3846 | val = readl(bp->regview + offset); |
b6016b76 MC |
3847 | if ((val & rw_mask) != 0) { |
3848 | goto reg_test_err; | |
3849 | } | |
3850 | ||
3851 | if ((val & ro_mask) != (save_val & ro_mask)) { | |
3852 | goto reg_test_err; | |
3853 | } | |
3854 | ||
14ab9b86 | 3855 | writel(0xffffffff, bp->regview + offset); |
b6016b76 | 3856 | |
14ab9b86 | 3857 | val = readl(bp->regview + offset); |
b6016b76 MC |
3858 | if ((val & rw_mask) != rw_mask) { |
3859 | goto reg_test_err; | |
3860 | } | |
3861 | ||
3862 | if ((val & ro_mask) != (save_val & ro_mask)) { | |
3863 | goto reg_test_err; | |
3864 | } | |
3865 | ||
14ab9b86 | 3866 | writel(save_val, bp->regview + offset); |
b6016b76 MC |
3867 | continue; |
3868 | ||
3869 | reg_test_err: | |
14ab9b86 | 3870 | writel(save_val, bp->regview + offset); |
b6016b76 MC |
3871 | ret = -ENODEV; |
3872 | break; | |
3873 | } | |
3874 | return ret; | |
3875 | } | |
3876 | ||
3877 | static int | |
3878 | bnx2_do_mem_test(struct bnx2 *bp, u32 start, u32 size) | |
3879 | { | |
f71e1309 | 3880 | static const u32 test_pattern[] = { 0x00000000, 0xffffffff, 0x55555555, |
b6016b76 MC |
3881 | 0xaaaaaaaa , 0xaa55aa55, 0x55aa55aa }; |
3882 | int i; | |
3883 | ||
3884 | for (i = 0; i < sizeof(test_pattern) / 4; i++) { | |
3885 | u32 offset; | |
3886 | ||
3887 | for (offset = 0; offset < size; offset += 4) { | |
3888 | ||
3889 | REG_WR_IND(bp, start + offset, test_pattern[i]); | |
3890 | ||
3891 | if (REG_RD_IND(bp, start + offset) != | |
3892 | test_pattern[i]) { | |
3893 | return -ENODEV; | |
3894 | } | |
3895 | } | |
3896 | } | |
3897 | return 0; | |
3898 | } | |
3899 | ||
3900 | static int | |
3901 | bnx2_test_memory(struct bnx2 *bp) | |
3902 | { | |
3903 | int ret = 0; | |
3904 | int i; | |
f71e1309 | 3905 | static const struct { |
b6016b76 MC |
3906 | u32 offset; |
3907 | u32 len; | |
3908 | } mem_tbl[] = { | |
3909 | { 0x60000, 0x4000 }, | |
5b0c76ad | 3910 | { 0xa0000, 0x3000 }, |
b6016b76 MC |
3911 | { 0xe0000, 0x4000 }, |
3912 | { 0x120000, 0x4000 }, | |
3913 | { 0x1a0000, 0x4000 }, | |
3914 | { 0x160000, 0x4000 }, | |
3915 | { 0xffffffff, 0 }, | |
3916 | }; | |
3917 | ||
3918 | for (i = 0; mem_tbl[i].offset != 0xffffffff; i++) { | |
3919 | if ((ret = bnx2_do_mem_test(bp, mem_tbl[i].offset, | |
3920 | mem_tbl[i].len)) != 0) { | |
3921 | return ret; | |
3922 | } | |
3923 | } | |
3924 | ||
3925 | return ret; | |
3926 | } | |
3927 | ||
bc5a0690 MC |
3928 | #define BNX2_MAC_LOOPBACK 0 |
3929 | #define BNX2_PHY_LOOPBACK 1 | |
3930 | ||
b6016b76 | 3931 | static int |
bc5a0690 | 3932 | bnx2_run_loopback(struct bnx2 *bp, int loopback_mode) |
b6016b76 MC |
3933 | { |
3934 | unsigned int pkt_size, num_pkts, i; | |
3935 | struct sk_buff *skb, *rx_skb; | |
3936 | unsigned char *packet; | |
bc5a0690 | 3937 | u16 rx_start_idx, rx_idx; |
b6016b76 MC |
3938 | dma_addr_t map; |
3939 | struct tx_bd *txbd; | |
3940 | struct sw_bd *rx_buf; | |
3941 | struct l2_fhdr *rx_hdr; | |
3942 | int ret = -ENODEV; | |
3943 | ||
bc5a0690 MC |
3944 | if (loopback_mode == BNX2_MAC_LOOPBACK) { |
3945 | bp->loopback = MAC_LOOPBACK; | |
3946 | bnx2_set_mac_loopback(bp); | |
3947 | } | |
3948 | else if (loopback_mode == BNX2_PHY_LOOPBACK) { | |
3949 | bp->loopback = 0; | |
3950 | bnx2_set_phy_loopback(bp); | |
3951 | } | |
3952 | else | |
3953 | return -EINVAL; | |
b6016b76 MC |
3954 | |
3955 | pkt_size = 1514; | |
3956 | skb = dev_alloc_skb(pkt_size); | |
b6cbc3b6 JL |
3957 | if (!skb) |
3958 | return -ENOMEM; | |
b6016b76 MC |
3959 | packet = skb_put(skb, pkt_size); |
3960 | memcpy(packet, bp->mac_addr, 6); | |
3961 | memset(packet + 6, 0x0, 8); | |
3962 | for (i = 14; i < pkt_size; i++) | |
3963 | packet[i] = (unsigned char) (i & 0xff); | |
3964 | ||
3965 | map = pci_map_single(bp->pdev, skb->data, pkt_size, | |
3966 | PCI_DMA_TODEVICE); | |
3967 | ||
bf5295bb MC |
3968 | REG_WR(bp, BNX2_HC_COMMAND, |
3969 | bp->hc_cmd | BNX2_HC_COMMAND_COAL_NOW_WO_INT); | |
3970 | ||
b6016b76 MC |
3971 | REG_RD(bp, BNX2_HC_COMMAND); |
3972 | ||
3973 | udelay(5); | |
3974 | rx_start_idx = bp->status_blk->status_rx_quick_consumer_index0; | |
3975 | ||
b6016b76 MC |
3976 | num_pkts = 0; |
3977 | ||
bc5a0690 | 3978 | txbd = &bp->tx_desc_ring[TX_RING_IDX(bp->tx_prod)]; |
b6016b76 MC |
3979 | |
3980 | txbd->tx_bd_haddr_hi = (u64) map >> 32; | |
3981 | txbd->tx_bd_haddr_lo = (u64) map & 0xffffffff; | |
3982 | txbd->tx_bd_mss_nbytes = pkt_size; | |
3983 | txbd->tx_bd_vlan_tag_flags = TX_BD_FLAGS_START | TX_BD_FLAGS_END; | |
3984 | ||
3985 | num_pkts++; | |
bc5a0690 MC |
3986 | bp->tx_prod = NEXT_TX_BD(bp->tx_prod); |
3987 | bp->tx_prod_bseq += pkt_size; | |
b6016b76 | 3988 | |
bc5a0690 MC |
3989 | REG_WR16(bp, MB_TX_CID_ADDR + BNX2_L2CTX_TX_HOST_BIDX, bp->tx_prod); |
3990 | REG_WR(bp, MB_TX_CID_ADDR + BNX2_L2CTX_TX_HOST_BSEQ, bp->tx_prod_bseq); | |
b6016b76 MC |
3991 | |
3992 | udelay(100); | |
3993 | ||
bf5295bb MC |
3994 | REG_WR(bp, BNX2_HC_COMMAND, |
3995 | bp->hc_cmd | BNX2_HC_COMMAND_COAL_NOW_WO_INT); | |
3996 | ||
b6016b76 MC |
3997 | REG_RD(bp, BNX2_HC_COMMAND); |
3998 | ||
3999 | udelay(5); | |
4000 | ||
4001 | pci_unmap_single(bp->pdev, map, pkt_size, PCI_DMA_TODEVICE); | |
4002 | dev_kfree_skb_irq(skb); | |
4003 | ||
bc5a0690 | 4004 | if (bp->status_blk->status_tx_quick_consumer_index0 != bp->tx_prod) { |
b6016b76 MC |
4005 | goto loopback_test_done; |
4006 | } | |
4007 | ||
4008 | rx_idx = bp->status_blk->status_rx_quick_consumer_index0; | |
4009 | if (rx_idx != rx_start_idx + num_pkts) { | |
4010 | goto loopback_test_done; | |
4011 | } | |
4012 | ||
4013 | rx_buf = &bp->rx_buf_ring[rx_start_idx]; | |
4014 | rx_skb = rx_buf->skb; | |
4015 | ||
4016 | rx_hdr = (struct l2_fhdr *) rx_skb->data; | |
4017 | skb_reserve(rx_skb, bp->rx_offset); | |
4018 | ||
4019 | pci_dma_sync_single_for_cpu(bp->pdev, | |
4020 | pci_unmap_addr(rx_buf, mapping), | |
4021 | bp->rx_buf_size, PCI_DMA_FROMDEVICE); | |
4022 | ||
ade2bfe7 | 4023 | if (rx_hdr->l2_fhdr_status & |
b6016b76 MC |
4024 | (L2_FHDR_ERRORS_BAD_CRC | |
4025 | L2_FHDR_ERRORS_PHY_DECODE | | |
4026 | L2_FHDR_ERRORS_ALIGNMENT | | |
4027 | L2_FHDR_ERRORS_TOO_SHORT | | |
4028 | L2_FHDR_ERRORS_GIANT_FRAME)) { | |
4029 | ||
4030 | goto loopback_test_done; | |
4031 | } | |
4032 | ||
4033 | if ((rx_hdr->l2_fhdr_pkt_len - 4) != pkt_size) { | |
4034 | goto loopback_test_done; | |
4035 | } | |
4036 | ||
4037 | for (i = 14; i < pkt_size; i++) { | |
4038 | if (*(rx_skb->data + i) != (unsigned char) (i & 0xff)) { | |
4039 | goto loopback_test_done; | |
4040 | } | |
4041 | } | |
4042 | ||
4043 | ret = 0; | |
4044 | ||
4045 | loopback_test_done: | |
4046 | bp->loopback = 0; | |
4047 | return ret; | |
4048 | } | |
4049 | ||
bc5a0690 MC |
4050 | #define BNX2_MAC_LOOPBACK_FAILED 1 |
4051 | #define BNX2_PHY_LOOPBACK_FAILED 2 | |
4052 | #define BNX2_LOOPBACK_FAILED (BNX2_MAC_LOOPBACK_FAILED | \ | |
4053 | BNX2_PHY_LOOPBACK_FAILED) | |
4054 | ||
4055 | static int | |
4056 | bnx2_test_loopback(struct bnx2 *bp) | |
4057 | { | |
4058 | int rc = 0; | |
4059 | ||
4060 | if (!netif_running(bp->dev)) | |
4061 | return BNX2_LOOPBACK_FAILED; | |
4062 | ||
4063 | bnx2_reset_nic(bp, BNX2_DRV_MSG_CODE_RESET); | |
4064 | spin_lock_bh(&bp->phy_lock); | |
4065 | bnx2_init_phy(bp); | |
4066 | spin_unlock_bh(&bp->phy_lock); | |
4067 | if (bnx2_run_loopback(bp, BNX2_MAC_LOOPBACK)) | |
4068 | rc |= BNX2_MAC_LOOPBACK_FAILED; | |
4069 | if (bnx2_run_loopback(bp, BNX2_PHY_LOOPBACK)) | |
4070 | rc |= BNX2_PHY_LOOPBACK_FAILED; | |
4071 | return rc; | |
4072 | } | |
4073 | ||
b6016b76 MC |
4074 | #define NVRAM_SIZE 0x200 |
4075 | #define CRC32_RESIDUAL 0xdebb20e3 | |
4076 | ||
4077 | static int | |
4078 | bnx2_test_nvram(struct bnx2 *bp) | |
4079 | { | |
4080 | u32 buf[NVRAM_SIZE / 4]; | |
4081 | u8 *data = (u8 *) buf; | |
4082 | int rc = 0; | |
4083 | u32 magic, csum; | |
4084 | ||
4085 | if ((rc = bnx2_nvram_read(bp, 0, data, 4)) != 0) | |
4086 | goto test_nvram_done; | |
4087 | ||
4088 | magic = be32_to_cpu(buf[0]); | |
4089 | if (magic != 0x669955aa) { | |
4090 | rc = -ENODEV; | |
4091 | goto test_nvram_done; | |
4092 | } | |
4093 | ||
4094 | if ((rc = bnx2_nvram_read(bp, 0x100, data, NVRAM_SIZE)) != 0) | |
4095 | goto test_nvram_done; | |
4096 | ||
4097 | csum = ether_crc_le(0x100, data); | |
4098 | if (csum != CRC32_RESIDUAL) { | |
4099 | rc = -ENODEV; | |
4100 | goto test_nvram_done; | |
4101 | } | |
4102 | ||
4103 | csum = ether_crc_le(0x100, data + 0x100); | |
4104 | if (csum != CRC32_RESIDUAL) { | |
4105 | rc = -ENODEV; | |
4106 | } | |
4107 | ||
4108 | test_nvram_done: | |
4109 | return rc; | |
4110 | } | |
4111 | ||
4112 | static int | |
4113 | bnx2_test_link(struct bnx2 *bp) | |
4114 | { | |
4115 | u32 bmsr; | |
4116 | ||
c770a65c | 4117 | spin_lock_bh(&bp->phy_lock); |
b6016b76 MC |
4118 | bnx2_read_phy(bp, MII_BMSR, &bmsr); |
4119 | bnx2_read_phy(bp, MII_BMSR, &bmsr); | |
c770a65c | 4120 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
4121 | |
4122 | if (bmsr & BMSR_LSTATUS) { | |
4123 | return 0; | |
4124 | } | |
4125 | return -ENODEV; | |
4126 | } | |
4127 | ||
4128 | static int | |
4129 | bnx2_test_intr(struct bnx2 *bp) | |
4130 | { | |
4131 | int i; | |
b6016b76 MC |
4132 | u16 status_idx; |
4133 | ||
4134 | if (!netif_running(bp->dev)) | |
4135 | return -ENODEV; | |
4136 | ||
4137 | status_idx = REG_RD(bp, BNX2_PCICFG_INT_ACK_CMD) & 0xffff; | |
4138 | ||
4139 | /* This register is not touched during run-time. */ | |
bf5295bb | 4140 | REG_WR(bp, BNX2_HC_COMMAND, bp->hc_cmd | BNX2_HC_COMMAND_COAL_NOW); |
b6016b76 MC |
4141 | REG_RD(bp, BNX2_HC_COMMAND); |
4142 | ||
4143 | for (i = 0; i < 10; i++) { | |
4144 | if ((REG_RD(bp, BNX2_PCICFG_INT_ACK_CMD) & 0xffff) != | |
4145 | status_idx) { | |
4146 | ||
4147 | break; | |
4148 | } | |
4149 | ||
4150 | msleep_interruptible(10); | |
4151 | } | |
4152 | if (i < 10) | |
4153 | return 0; | |
4154 | ||
4155 | return -ENODEV; | |
4156 | } | |
4157 | ||
4158 | static void | |
4159 | bnx2_timer(unsigned long data) | |
4160 | { | |
4161 | struct bnx2 *bp = (struct bnx2 *) data; | |
4162 | u32 msg; | |
4163 | ||
cd339a0e MC |
4164 | if (!netif_running(bp->dev)) |
4165 | return; | |
4166 | ||
b6016b76 MC |
4167 | if (atomic_read(&bp->intr_sem) != 0) |
4168 | goto bnx2_restart_timer; | |
4169 | ||
4170 | msg = (u32) ++bp->fw_drv_pulse_wr_seq; | |
e3648b3d | 4171 | REG_WR_IND(bp, bp->shmem_base + BNX2_DRV_PULSE_MB, msg); |
b6016b76 | 4172 | |
cea94db9 MC |
4173 | bp->stats_blk->stat_FwRxDrop = REG_RD_IND(bp, BNX2_FW_RX_DROP_COUNT); |
4174 | ||
b6016b76 MC |
4175 | if ((bp->phy_flags & PHY_SERDES_FLAG) && |
4176 | (CHIP_NUM(bp) == CHIP_NUM_5706)) { | |
b6016b76 | 4177 | |
c770a65c | 4178 | spin_lock(&bp->phy_lock); |
b6016b76 MC |
4179 | if (bp->serdes_an_pending) { |
4180 | bp->serdes_an_pending--; | |
4181 | } | |
4182 | else if ((bp->link_up == 0) && (bp->autoneg & AUTONEG_SPEED)) { | |
4183 | u32 bmcr; | |
4184 | ||
cd339a0e MC |
4185 | bp->current_interval = bp->timer_interval; |
4186 | ||
b6016b76 MC |
4187 | bnx2_read_phy(bp, MII_BMCR, &bmcr); |
4188 | ||
4189 | if (bmcr & BMCR_ANENABLE) { | |
4190 | u32 phy1, phy2; | |
4191 | ||
4192 | bnx2_write_phy(bp, 0x1c, 0x7c00); | |
4193 | bnx2_read_phy(bp, 0x1c, &phy1); | |
4194 | ||
4195 | bnx2_write_phy(bp, 0x17, 0x0f01); | |
4196 | bnx2_read_phy(bp, 0x15, &phy2); | |
4197 | bnx2_write_phy(bp, 0x17, 0x0f01); | |
4198 | bnx2_read_phy(bp, 0x15, &phy2); | |
4199 | ||
4200 | if ((phy1 & 0x10) && /* SIGNAL DETECT */ | |
4201 | !(phy2 & 0x20)) { /* no CONFIG */ | |
4202 | ||
4203 | bmcr &= ~BMCR_ANENABLE; | |
4204 | bmcr |= BMCR_SPEED1000 | | |
4205 | BMCR_FULLDPLX; | |
4206 | bnx2_write_phy(bp, MII_BMCR, bmcr); | |
4207 | bp->phy_flags |= | |
4208 | PHY_PARALLEL_DETECT_FLAG; | |
4209 | } | |
4210 | } | |
4211 | } | |
4212 | else if ((bp->link_up) && (bp->autoneg & AUTONEG_SPEED) && | |
4213 | (bp->phy_flags & PHY_PARALLEL_DETECT_FLAG)) { | |
4214 | u32 phy2; | |
4215 | ||
4216 | bnx2_write_phy(bp, 0x17, 0x0f01); | |
4217 | bnx2_read_phy(bp, 0x15, &phy2); | |
4218 | if (phy2 & 0x20) { | |
4219 | u32 bmcr; | |
4220 | ||
4221 | bnx2_read_phy(bp, MII_BMCR, &bmcr); | |
4222 | bmcr |= BMCR_ANENABLE; | |
4223 | bnx2_write_phy(bp, MII_BMCR, bmcr); | |
4224 | ||
4225 | bp->phy_flags &= ~PHY_PARALLEL_DETECT_FLAG; | |
4226 | ||
4227 | } | |
4228 | } | |
cd339a0e MC |
4229 | else |
4230 | bp->current_interval = bp->timer_interval; | |
b6016b76 | 4231 | |
c770a65c | 4232 | spin_unlock(&bp->phy_lock); |
b6016b76 MC |
4233 | } |
4234 | ||
4235 | bnx2_restart_timer: | |
cd339a0e | 4236 | mod_timer(&bp->timer, jiffies + bp->current_interval); |
b6016b76 MC |
4237 | } |
4238 | ||
4239 | /* Called with rtnl_lock */ | |
4240 | static int | |
4241 | bnx2_open(struct net_device *dev) | |
4242 | { | |
972ec0d4 | 4243 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
4244 | int rc; |
4245 | ||
829ca9a3 | 4246 | bnx2_set_power_state(bp, PCI_D0); |
b6016b76 MC |
4247 | bnx2_disable_int(bp); |
4248 | ||
4249 | rc = bnx2_alloc_mem(bp); | |
4250 | if (rc) | |
4251 | return rc; | |
4252 | ||
4253 | if ((CHIP_ID(bp) != CHIP_ID_5706_A0) && | |
4254 | (CHIP_ID(bp) != CHIP_ID_5706_A1) && | |
4255 | !disable_msi) { | |
4256 | ||
4257 | if (pci_enable_msi(bp->pdev) == 0) { | |
4258 | bp->flags |= USING_MSI_FLAG; | |
4259 | rc = request_irq(bp->pdev->irq, bnx2_msi, 0, dev->name, | |
4260 | dev); | |
4261 | } | |
4262 | else { | |
4263 | rc = request_irq(bp->pdev->irq, bnx2_interrupt, | |
4264 | SA_SHIRQ, dev->name, dev); | |
4265 | } | |
4266 | } | |
4267 | else { | |
4268 | rc = request_irq(bp->pdev->irq, bnx2_interrupt, SA_SHIRQ, | |
4269 | dev->name, dev); | |
4270 | } | |
4271 | if (rc) { | |
4272 | bnx2_free_mem(bp); | |
4273 | return rc; | |
4274 | } | |
4275 | ||
4276 | rc = bnx2_init_nic(bp); | |
4277 | ||
4278 | if (rc) { | |
4279 | free_irq(bp->pdev->irq, dev); | |
4280 | if (bp->flags & USING_MSI_FLAG) { | |
4281 | pci_disable_msi(bp->pdev); | |
4282 | bp->flags &= ~USING_MSI_FLAG; | |
4283 | } | |
4284 | bnx2_free_skbs(bp); | |
4285 | bnx2_free_mem(bp); | |
4286 | return rc; | |
4287 | } | |
4288 | ||
cd339a0e | 4289 | mod_timer(&bp->timer, jiffies + bp->current_interval); |
b6016b76 MC |
4290 | |
4291 | atomic_set(&bp->intr_sem, 0); | |
4292 | ||
4293 | bnx2_enable_int(bp); | |
4294 | ||
4295 | if (bp->flags & USING_MSI_FLAG) { | |
4296 | /* Test MSI to make sure it is working | |
4297 | * If MSI test fails, go back to INTx mode | |
4298 | */ | |
4299 | if (bnx2_test_intr(bp) != 0) { | |
4300 | printk(KERN_WARNING PFX "%s: No interrupt was generated" | |
4301 | " using MSI, switching to INTx mode. Please" | |
4302 | " report this failure to the PCI maintainer" | |
4303 | " and include system chipset information.\n", | |
4304 | bp->dev->name); | |
4305 | ||
4306 | bnx2_disable_int(bp); | |
4307 | free_irq(bp->pdev->irq, dev); | |
4308 | pci_disable_msi(bp->pdev); | |
4309 | bp->flags &= ~USING_MSI_FLAG; | |
4310 | ||
4311 | rc = bnx2_init_nic(bp); | |
4312 | ||
4313 | if (!rc) { | |
4314 | rc = request_irq(bp->pdev->irq, bnx2_interrupt, | |
4315 | SA_SHIRQ, dev->name, dev); | |
4316 | } | |
4317 | if (rc) { | |
4318 | bnx2_free_skbs(bp); | |
4319 | bnx2_free_mem(bp); | |
4320 | del_timer_sync(&bp->timer); | |
4321 | return rc; | |
4322 | } | |
4323 | bnx2_enable_int(bp); | |
4324 | } | |
4325 | } | |
4326 | if (bp->flags & USING_MSI_FLAG) { | |
4327 | printk(KERN_INFO PFX "%s: using MSI\n", dev->name); | |
4328 | } | |
4329 | ||
4330 | netif_start_queue(dev); | |
4331 | ||
4332 | return 0; | |
4333 | } | |
4334 | ||
4335 | static void | |
4336 | bnx2_reset_task(void *data) | |
4337 | { | |
4338 | struct bnx2 *bp = data; | |
4339 | ||
afdc08b9 MC |
4340 | if (!netif_running(bp->dev)) |
4341 | return; | |
4342 | ||
4343 | bp->in_reset_task = 1; | |
b6016b76 MC |
4344 | bnx2_netif_stop(bp); |
4345 | ||
4346 | bnx2_init_nic(bp); | |
4347 | ||
4348 | atomic_set(&bp->intr_sem, 1); | |
4349 | bnx2_netif_start(bp); | |
afdc08b9 | 4350 | bp->in_reset_task = 0; |
b6016b76 MC |
4351 | } |
4352 | ||
4353 | static void | |
4354 | bnx2_tx_timeout(struct net_device *dev) | |
4355 | { | |
972ec0d4 | 4356 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
4357 | |
4358 | /* This allows the netif to be shutdown gracefully before resetting */ | |
4359 | schedule_work(&bp->reset_task); | |
4360 | } | |
4361 | ||
4362 | #ifdef BCM_VLAN | |
4363 | /* Called with rtnl_lock */ | |
4364 | static void | |
4365 | bnx2_vlan_rx_register(struct net_device *dev, struct vlan_group *vlgrp) | |
4366 | { | |
972ec0d4 | 4367 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
4368 | |
4369 | bnx2_netif_stop(bp); | |
4370 | ||
4371 | bp->vlgrp = vlgrp; | |
4372 | bnx2_set_rx_mode(dev); | |
4373 | ||
4374 | bnx2_netif_start(bp); | |
4375 | } | |
4376 | ||
4377 | /* Called with rtnl_lock */ | |
4378 | static void | |
4379 | bnx2_vlan_rx_kill_vid(struct net_device *dev, uint16_t vid) | |
4380 | { | |
972ec0d4 | 4381 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
4382 | |
4383 | bnx2_netif_stop(bp); | |
4384 | ||
4385 | if (bp->vlgrp) | |
4386 | bp->vlgrp->vlan_devices[vid] = NULL; | |
4387 | bnx2_set_rx_mode(dev); | |
4388 | ||
4389 | bnx2_netif_start(bp); | |
4390 | } | |
4391 | #endif | |
4392 | ||
932ff279 | 4393 | /* Called with netif_tx_lock. |
b6016b76 MC |
4394 | * hard_start_xmit is pseudo-lockless - a lock is only required when |
4395 | * the tx queue is full. This way, we get the benefit of lockless | |
4396 | * operations most of the time without the complexities to handle | |
4397 | * netif_stop_queue/wake_queue race conditions. | |
4398 | */ | |
4399 | static int | |
4400 | bnx2_start_xmit(struct sk_buff *skb, struct net_device *dev) | |
4401 | { | |
972ec0d4 | 4402 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
4403 | dma_addr_t mapping; |
4404 | struct tx_bd *txbd; | |
4405 | struct sw_bd *tx_buf; | |
4406 | u32 len, vlan_tag_flags, last_frag, mss; | |
4407 | u16 prod, ring_prod; | |
4408 | int i; | |
4409 | ||
e89bbf10 | 4410 | if (unlikely(bnx2_tx_avail(bp) < (skb_shinfo(skb)->nr_frags + 1))) { |
b6016b76 MC |
4411 | netif_stop_queue(dev); |
4412 | printk(KERN_ERR PFX "%s: BUG! Tx ring full when queue awake!\n", | |
4413 | dev->name); | |
4414 | ||
4415 | return NETDEV_TX_BUSY; | |
4416 | } | |
4417 | len = skb_headlen(skb); | |
4418 | prod = bp->tx_prod; | |
4419 | ring_prod = TX_RING_IDX(prod); | |
4420 | ||
4421 | vlan_tag_flags = 0; | |
4422 | if (skb->ip_summed == CHECKSUM_HW) { | |
4423 | vlan_tag_flags |= TX_BD_FLAGS_TCP_UDP_CKSUM; | |
4424 | } | |
4425 | ||
4426 | if (bp->vlgrp != 0 && vlan_tx_tag_present(skb)) { | |
4427 | vlan_tag_flags |= | |
4428 | (TX_BD_FLAGS_VLAN_TAG | (vlan_tx_tag_get(skb) << 16)); | |
4429 | } | |
4430 | #ifdef BCM_TSO | |
7967168c | 4431 | if ((mss = skb_shinfo(skb)->gso_size) && |
b6016b76 MC |
4432 | (skb->len > (bp->dev->mtu + ETH_HLEN))) { |
4433 | u32 tcp_opt_len, ip_tcp_len; | |
4434 | ||
4435 | if (skb_header_cloned(skb) && | |
4436 | pskb_expand_head(skb, 0, 0, GFP_ATOMIC)) { | |
4437 | dev_kfree_skb(skb); | |
4438 | return NETDEV_TX_OK; | |
4439 | } | |
4440 | ||
4441 | tcp_opt_len = ((skb->h.th->doff - 5) * 4); | |
4442 | vlan_tag_flags |= TX_BD_FLAGS_SW_LSO; | |
4443 | ||
4444 | tcp_opt_len = 0; | |
4445 | if (skb->h.th->doff > 5) { | |
4446 | tcp_opt_len = (skb->h.th->doff - 5) << 2; | |
4447 | } | |
4448 | ip_tcp_len = (skb->nh.iph->ihl << 2) + sizeof(struct tcphdr); | |
4449 | ||
4450 | skb->nh.iph->check = 0; | |
d1e100ba | 4451 | skb->nh.iph->tot_len = htons(mss + ip_tcp_len + tcp_opt_len); |
b6016b76 MC |
4452 | skb->h.th->check = |
4453 | ~csum_tcpudp_magic(skb->nh.iph->saddr, | |
4454 | skb->nh.iph->daddr, | |
4455 | 0, IPPROTO_TCP, 0); | |
4456 | ||
4457 | if (tcp_opt_len || (skb->nh.iph->ihl > 5)) { | |
4458 | vlan_tag_flags |= ((skb->nh.iph->ihl - 5) + | |
4459 | (tcp_opt_len >> 2)) << 8; | |
4460 | } | |
4461 | } | |
4462 | else | |
4463 | #endif | |
4464 | { | |
4465 | mss = 0; | |
4466 | } | |
4467 | ||
4468 | mapping = pci_map_single(bp->pdev, skb->data, len, PCI_DMA_TODEVICE); | |
4469 | ||
4470 | tx_buf = &bp->tx_buf_ring[ring_prod]; | |
4471 | tx_buf->skb = skb; | |
4472 | pci_unmap_addr_set(tx_buf, mapping, mapping); | |
4473 | ||
4474 | txbd = &bp->tx_desc_ring[ring_prod]; | |
4475 | ||
4476 | txbd->tx_bd_haddr_hi = (u64) mapping >> 32; | |
4477 | txbd->tx_bd_haddr_lo = (u64) mapping & 0xffffffff; | |
4478 | txbd->tx_bd_mss_nbytes = len | (mss << 16); | |
4479 | txbd->tx_bd_vlan_tag_flags = vlan_tag_flags | TX_BD_FLAGS_START; | |
4480 | ||
4481 | last_frag = skb_shinfo(skb)->nr_frags; | |
4482 | ||
4483 | for (i = 0; i < last_frag; i++) { | |
4484 | skb_frag_t *frag = &skb_shinfo(skb)->frags[i]; | |
4485 | ||
4486 | prod = NEXT_TX_BD(prod); | |
4487 | ring_prod = TX_RING_IDX(prod); | |
4488 | txbd = &bp->tx_desc_ring[ring_prod]; | |
4489 | ||
4490 | len = frag->size; | |
4491 | mapping = pci_map_page(bp->pdev, frag->page, frag->page_offset, | |
4492 | len, PCI_DMA_TODEVICE); | |
4493 | pci_unmap_addr_set(&bp->tx_buf_ring[ring_prod], | |
4494 | mapping, mapping); | |
4495 | ||
4496 | txbd->tx_bd_haddr_hi = (u64) mapping >> 32; | |
4497 | txbd->tx_bd_haddr_lo = (u64) mapping & 0xffffffff; | |
4498 | txbd->tx_bd_mss_nbytes = len | (mss << 16); | |
4499 | txbd->tx_bd_vlan_tag_flags = vlan_tag_flags; | |
4500 | ||
4501 | } | |
4502 | txbd->tx_bd_vlan_tag_flags |= TX_BD_FLAGS_END; | |
4503 | ||
4504 | prod = NEXT_TX_BD(prod); | |
4505 | bp->tx_prod_bseq += skb->len; | |
4506 | ||
b6016b76 MC |
4507 | REG_WR16(bp, MB_TX_CID_ADDR + BNX2_L2CTX_TX_HOST_BIDX, prod); |
4508 | REG_WR(bp, MB_TX_CID_ADDR + BNX2_L2CTX_TX_HOST_BSEQ, bp->tx_prod_bseq); | |
4509 | ||
4510 | mmiowb(); | |
4511 | ||
4512 | bp->tx_prod = prod; | |
4513 | dev->trans_start = jiffies; | |
4514 | ||
e89bbf10 | 4515 | if (unlikely(bnx2_tx_avail(bp) <= MAX_SKB_FRAGS)) { |
c770a65c | 4516 | spin_lock(&bp->tx_lock); |
e89bbf10 MC |
4517 | netif_stop_queue(dev); |
4518 | ||
4519 | if (bnx2_tx_avail(bp) > MAX_SKB_FRAGS) | |
4520 | netif_wake_queue(dev); | |
c770a65c | 4521 | spin_unlock(&bp->tx_lock); |
b6016b76 MC |
4522 | } |
4523 | ||
4524 | return NETDEV_TX_OK; | |
4525 | } | |
4526 | ||
4527 | /* Called with rtnl_lock */ | |
4528 | static int | |
4529 | bnx2_close(struct net_device *dev) | |
4530 | { | |
972ec0d4 | 4531 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
4532 | u32 reset_code; |
4533 | ||
afdc08b9 MC |
4534 | /* Calling flush_scheduled_work() may deadlock because |
4535 | * linkwatch_event() may be on the workqueue and it will try to get | |
4536 | * the rtnl_lock which we are holding. | |
4537 | */ | |
4538 | while (bp->in_reset_task) | |
4539 | msleep(1); | |
4540 | ||
b6016b76 MC |
4541 | bnx2_netif_stop(bp); |
4542 | del_timer_sync(&bp->timer); | |
dda1e390 MC |
4543 | if (bp->flags & NO_WOL_FLAG) |
4544 | reset_code = BNX2_DRV_MSG_CODE_UNLOAD; | |
4545 | else if (bp->wol) | |
b6016b76 MC |
4546 | reset_code = BNX2_DRV_MSG_CODE_SUSPEND_WOL; |
4547 | else | |
4548 | reset_code = BNX2_DRV_MSG_CODE_SUSPEND_NO_WOL; | |
4549 | bnx2_reset_chip(bp, reset_code); | |
4550 | free_irq(bp->pdev->irq, dev); | |
4551 | if (bp->flags & USING_MSI_FLAG) { | |
4552 | pci_disable_msi(bp->pdev); | |
4553 | bp->flags &= ~USING_MSI_FLAG; | |
4554 | } | |
4555 | bnx2_free_skbs(bp); | |
4556 | bnx2_free_mem(bp); | |
4557 | bp->link_up = 0; | |
4558 | netif_carrier_off(bp->dev); | |
829ca9a3 | 4559 | bnx2_set_power_state(bp, PCI_D3hot); |
b6016b76 MC |
4560 | return 0; |
4561 | } | |
4562 | ||
4563 | #define GET_NET_STATS64(ctr) \ | |
4564 | (unsigned long) ((unsigned long) (ctr##_hi) << 32) + \ | |
4565 | (unsigned long) (ctr##_lo) | |
4566 | ||
4567 | #define GET_NET_STATS32(ctr) \ | |
4568 | (ctr##_lo) | |
4569 | ||
4570 | #if (BITS_PER_LONG == 64) | |
4571 | #define GET_NET_STATS GET_NET_STATS64 | |
4572 | #else | |
4573 | #define GET_NET_STATS GET_NET_STATS32 | |
4574 | #endif | |
4575 | ||
4576 | static struct net_device_stats * | |
4577 | bnx2_get_stats(struct net_device *dev) | |
4578 | { | |
972ec0d4 | 4579 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
4580 | struct statistics_block *stats_blk = bp->stats_blk; |
4581 | struct net_device_stats *net_stats = &bp->net_stats; | |
4582 | ||
4583 | if (bp->stats_blk == NULL) { | |
4584 | return net_stats; | |
4585 | } | |
4586 | net_stats->rx_packets = | |
4587 | GET_NET_STATS(stats_blk->stat_IfHCInUcastPkts) + | |
4588 | GET_NET_STATS(stats_blk->stat_IfHCInMulticastPkts) + | |
4589 | GET_NET_STATS(stats_blk->stat_IfHCInBroadcastPkts); | |
4590 | ||
4591 | net_stats->tx_packets = | |
4592 | GET_NET_STATS(stats_blk->stat_IfHCOutUcastPkts) + | |
4593 | GET_NET_STATS(stats_blk->stat_IfHCOutMulticastPkts) + | |
4594 | GET_NET_STATS(stats_blk->stat_IfHCOutBroadcastPkts); | |
4595 | ||
4596 | net_stats->rx_bytes = | |
4597 | GET_NET_STATS(stats_blk->stat_IfHCInOctets); | |
4598 | ||
4599 | net_stats->tx_bytes = | |
4600 | GET_NET_STATS(stats_blk->stat_IfHCOutOctets); | |
4601 | ||
4602 | net_stats->multicast = | |
4603 | GET_NET_STATS(stats_blk->stat_IfHCOutMulticastPkts); | |
4604 | ||
4605 | net_stats->collisions = | |
4606 | (unsigned long) stats_blk->stat_EtherStatsCollisions; | |
4607 | ||
4608 | net_stats->rx_length_errors = | |
4609 | (unsigned long) (stats_blk->stat_EtherStatsUndersizePkts + | |
4610 | stats_blk->stat_EtherStatsOverrsizePkts); | |
4611 | ||
4612 | net_stats->rx_over_errors = | |
4613 | (unsigned long) stats_blk->stat_IfInMBUFDiscards; | |
4614 | ||
4615 | net_stats->rx_frame_errors = | |
4616 | (unsigned long) stats_blk->stat_Dot3StatsAlignmentErrors; | |
4617 | ||
4618 | net_stats->rx_crc_errors = | |
4619 | (unsigned long) stats_blk->stat_Dot3StatsFCSErrors; | |
4620 | ||
4621 | net_stats->rx_errors = net_stats->rx_length_errors + | |
4622 | net_stats->rx_over_errors + net_stats->rx_frame_errors + | |
4623 | net_stats->rx_crc_errors; | |
4624 | ||
4625 | net_stats->tx_aborted_errors = | |
4626 | (unsigned long) (stats_blk->stat_Dot3StatsExcessiveCollisions + | |
4627 | stats_blk->stat_Dot3StatsLateCollisions); | |
4628 | ||
5b0c76ad MC |
4629 | if ((CHIP_NUM(bp) == CHIP_NUM_5706) || |
4630 | (CHIP_ID(bp) == CHIP_ID_5708_A0)) | |
b6016b76 MC |
4631 | net_stats->tx_carrier_errors = 0; |
4632 | else { | |
4633 | net_stats->tx_carrier_errors = | |
4634 | (unsigned long) | |
4635 | stats_blk->stat_Dot3StatsCarrierSenseErrors; | |
4636 | } | |
4637 | ||
4638 | net_stats->tx_errors = | |
4639 | (unsigned long) | |
4640 | stats_blk->stat_emac_tx_stat_dot3statsinternalmactransmiterrors | |
4641 | + | |
4642 | net_stats->tx_aborted_errors + | |
4643 | net_stats->tx_carrier_errors; | |
4644 | ||
cea94db9 MC |
4645 | net_stats->rx_missed_errors = |
4646 | (unsigned long) (stats_blk->stat_IfInMBUFDiscards + | |
4647 | stats_blk->stat_FwRxDrop); | |
4648 | ||
b6016b76 MC |
4649 | return net_stats; |
4650 | } | |
4651 | ||
4652 | /* All ethtool functions called with rtnl_lock */ | |
4653 | ||
4654 | static int | |
4655 | bnx2_get_settings(struct net_device *dev, struct ethtool_cmd *cmd) | |
4656 | { | |
972ec0d4 | 4657 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
4658 | |
4659 | cmd->supported = SUPPORTED_Autoneg; | |
4660 | if (bp->phy_flags & PHY_SERDES_FLAG) { | |
4661 | cmd->supported |= SUPPORTED_1000baseT_Full | | |
4662 | SUPPORTED_FIBRE; | |
4663 | ||
4664 | cmd->port = PORT_FIBRE; | |
4665 | } | |
4666 | else { | |
4667 | cmd->supported |= SUPPORTED_10baseT_Half | | |
4668 | SUPPORTED_10baseT_Full | | |
4669 | SUPPORTED_100baseT_Half | | |
4670 | SUPPORTED_100baseT_Full | | |
4671 | SUPPORTED_1000baseT_Full | | |
4672 | SUPPORTED_TP; | |
4673 | ||
4674 | cmd->port = PORT_TP; | |
4675 | } | |
4676 | ||
4677 | cmd->advertising = bp->advertising; | |
4678 | ||
4679 | if (bp->autoneg & AUTONEG_SPEED) { | |
4680 | cmd->autoneg = AUTONEG_ENABLE; | |
4681 | } | |
4682 | else { | |
4683 | cmd->autoneg = AUTONEG_DISABLE; | |
4684 | } | |
4685 | ||
4686 | if (netif_carrier_ok(dev)) { | |
4687 | cmd->speed = bp->line_speed; | |
4688 | cmd->duplex = bp->duplex; | |
4689 | } | |
4690 | else { | |
4691 | cmd->speed = -1; | |
4692 | cmd->duplex = -1; | |
4693 | } | |
4694 | ||
4695 | cmd->transceiver = XCVR_INTERNAL; | |
4696 | cmd->phy_address = bp->phy_addr; | |
4697 | ||
4698 | return 0; | |
4699 | } | |
4700 | ||
4701 | static int | |
4702 | bnx2_set_settings(struct net_device *dev, struct ethtool_cmd *cmd) | |
4703 | { | |
972ec0d4 | 4704 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
4705 | u8 autoneg = bp->autoneg; |
4706 | u8 req_duplex = bp->req_duplex; | |
4707 | u16 req_line_speed = bp->req_line_speed; | |
4708 | u32 advertising = bp->advertising; | |
4709 | ||
4710 | if (cmd->autoneg == AUTONEG_ENABLE) { | |
4711 | autoneg |= AUTONEG_SPEED; | |
4712 | ||
4713 | cmd->advertising &= ETHTOOL_ALL_COPPER_SPEED; | |
4714 | ||
4715 | /* allow advertising 1 speed */ | |
4716 | if ((cmd->advertising == ADVERTISED_10baseT_Half) || | |
4717 | (cmd->advertising == ADVERTISED_10baseT_Full) || | |
4718 | (cmd->advertising == ADVERTISED_100baseT_Half) || | |
4719 | (cmd->advertising == ADVERTISED_100baseT_Full)) { | |
4720 | ||
4721 | if (bp->phy_flags & PHY_SERDES_FLAG) | |
4722 | return -EINVAL; | |
4723 | ||
4724 | advertising = cmd->advertising; | |
4725 | ||
4726 | } | |
4727 | else if (cmd->advertising == ADVERTISED_1000baseT_Full) { | |
4728 | advertising = cmd->advertising; | |
4729 | } | |
4730 | else if (cmd->advertising == ADVERTISED_1000baseT_Half) { | |
4731 | return -EINVAL; | |
4732 | } | |
4733 | else { | |
4734 | if (bp->phy_flags & PHY_SERDES_FLAG) { | |
4735 | advertising = ETHTOOL_ALL_FIBRE_SPEED; | |
4736 | } | |
4737 | else { | |
4738 | advertising = ETHTOOL_ALL_COPPER_SPEED; | |
4739 | } | |
4740 | } | |
4741 | advertising |= ADVERTISED_Autoneg; | |
4742 | } | |
4743 | else { | |
4744 | if (bp->phy_flags & PHY_SERDES_FLAG) { | |
4745 | if ((cmd->speed != SPEED_1000) || | |
4746 | (cmd->duplex != DUPLEX_FULL)) { | |
4747 | return -EINVAL; | |
4748 | } | |
4749 | } | |
4750 | else if (cmd->speed == SPEED_1000) { | |
4751 | return -EINVAL; | |
4752 | } | |
4753 | autoneg &= ~AUTONEG_SPEED; | |
4754 | req_line_speed = cmd->speed; | |
4755 | req_duplex = cmd->duplex; | |
4756 | advertising = 0; | |
4757 | } | |
4758 | ||
4759 | bp->autoneg = autoneg; | |
4760 | bp->advertising = advertising; | |
4761 | bp->req_line_speed = req_line_speed; | |
4762 | bp->req_duplex = req_duplex; | |
4763 | ||
c770a65c | 4764 | spin_lock_bh(&bp->phy_lock); |
b6016b76 MC |
4765 | |
4766 | bnx2_setup_phy(bp); | |
4767 | ||
c770a65c | 4768 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
4769 | |
4770 | return 0; | |
4771 | } | |
4772 | ||
4773 | static void | |
4774 | bnx2_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *info) | |
4775 | { | |
972ec0d4 | 4776 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
4777 | |
4778 | strcpy(info->driver, DRV_MODULE_NAME); | |
4779 | strcpy(info->version, DRV_MODULE_VERSION); | |
4780 | strcpy(info->bus_info, pci_name(bp->pdev)); | |
4781 | info->fw_version[0] = ((bp->fw_ver & 0xff000000) >> 24) + '0'; | |
4782 | info->fw_version[2] = ((bp->fw_ver & 0xff0000) >> 16) + '0'; | |
4783 | info->fw_version[4] = ((bp->fw_ver & 0xff00) >> 8) + '0'; | |
206cc83c MC |
4784 | info->fw_version[1] = info->fw_version[3] = '.'; |
4785 | info->fw_version[5] = 0; | |
b6016b76 MC |
4786 | } |
4787 | ||
244ac4f4 MC |
4788 | #define BNX2_REGDUMP_LEN (32 * 1024) |
4789 | ||
4790 | static int | |
4791 | bnx2_get_regs_len(struct net_device *dev) | |
4792 | { | |
4793 | return BNX2_REGDUMP_LEN; | |
4794 | } | |
4795 | ||
4796 | static void | |
4797 | bnx2_get_regs(struct net_device *dev, struct ethtool_regs *regs, void *_p) | |
4798 | { | |
4799 | u32 *p = _p, i, offset; | |
4800 | u8 *orig_p = _p; | |
4801 | struct bnx2 *bp = netdev_priv(dev); | |
4802 | u32 reg_boundaries[] = { 0x0000, 0x0098, 0x0400, 0x045c, | |
4803 | 0x0800, 0x0880, 0x0c00, 0x0c10, | |
4804 | 0x0c30, 0x0d08, 0x1000, 0x101c, | |
4805 | 0x1040, 0x1048, 0x1080, 0x10a4, | |
4806 | 0x1400, 0x1490, 0x1498, 0x14f0, | |
4807 | 0x1500, 0x155c, 0x1580, 0x15dc, | |
4808 | 0x1600, 0x1658, 0x1680, 0x16d8, | |
4809 | 0x1800, 0x1820, 0x1840, 0x1854, | |
4810 | 0x1880, 0x1894, 0x1900, 0x1984, | |
4811 | 0x1c00, 0x1c0c, 0x1c40, 0x1c54, | |
4812 | 0x1c80, 0x1c94, 0x1d00, 0x1d84, | |
4813 | 0x2000, 0x2030, 0x23c0, 0x2400, | |
4814 | 0x2800, 0x2820, 0x2830, 0x2850, | |
4815 | 0x2b40, 0x2c10, 0x2fc0, 0x3058, | |
4816 | 0x3c00, 0x3c94, 0x4000, 0x4010, | |
4817 | 0x4080, 0x4090, 0x43c0, 0x4458, | |
4818 | 0x4c00, 0x4c18, 0x4c40, 0x4c54, | |
4819 | 0x4fc0, 0x5010, 0x53c0, 0x5444, | |
4820 | 0x5c00, 0x5c18, 0x5c80, 0x5c90, | |
4821 | 0x5fc0, 0x6000, 0x6400, 0x6428, | |
4822 | 0x6800, 0x6848, 0x684c, 0x6860, | |
4823 | 0x6888, 0x6910, 0x8000 }; | |
4824 | ||
4825 | regs->version = 0; | |
4826 | ||
4827 | memset(p, 0, BNX2_REGDUMP_LEN); | |
4828 | ||
4829 | if (!netif_running(bp->dev)) | |
4830 | return; | |
4831 | ||
4832 | i = 0; | |
4833 | offset = reg_boundaries[0]; | |
4834 | p += offset; | |
4835 | while (offset < BNX2_REGDUMP_LEN) { | |
4836 | *p++ = REG_RD(bp, offset); | |
4837 | offset += 4; | |
4838 | if (offset == reg_boundaries[i + 1]) { | |
4839 | offset = reg_boundaries[i + 2]; | |
4840 | p = (u32 *) (orig_p + offset); | |
4841 | i += 2; | |
4842 | } | |
4843 | } | |
4844 | } | |
4845 | ||
b6016b76 MC |
4846 | static void |
4847 | bnx2_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol) | |
4848 | { | |
972ec0d4 | 4849 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
4850 | |
4851 | if (bp->flags & NO_WOL_FLAG) { | |
4852 | wol->supported = 0; | |
4853 | wol->wolopts = 0; | |
4854 | } | |
4855 | else { | |
4856 | wol->supported = WAKE_MAGIC; | |
4857 | if (bp->wol) | |
4858 | wol->wolopts = WAKE_MAGIC; | |
4859 | else | |
4860 | wol->wolopts = 0; | |
4861 | } | |
4862 | memset(&wol->sopass, 0, sizeof(wol->sopass)); | |
4863 | } | |
4864 | ||
4865 | static int | |
4866 | bnx2_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol) | |
4867 | { | |
972ec0d4 | 4868 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
4869 | |
4870 | if (wol->wolopts & ~WAKE_MAGIC) | |
4871 | return -EINVAL; | |
4872 | ||
4873 | if (wol->wolopts & WAKE_MAGIC) { | |
4874 | if (bp->flags & NO_WOL_FLAG) | |
4875 | return -EINVAL; | |
4876 | ||
4877 | bp->wol = 1; | |
4878 | } | |
4879 | else { | |
4880 | bp->wol = 0; | |
4881 | } | |
4882 | return 0; | |
4883 | } | |
4884 | ||
4885 | static int | |
4886 | bnx2_nway_reset(struct net_device *dev) | |
4887 | { | |
972ec0d4 | 4888 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
4889 | u32 bmcr; |
4890 | ||
4891 | if (!(bp->autoneg & AUTONEG_SPEED)) { | |
4892 | return -EINVAL; | |
4893 | } | |
4894 | ||
c770a65c | 4895 | spin_lock_bh(&bp->phy_lock); |
b6016b76 MC |
4896 | |
4897 | /* Force a link down visible on the other side */ | |
4898 | if (bp->phy_flags & PHY_SERDES_FLAG) { | |
4899 | bnx2_write_phy(bp, MII_BMCR, BMCR_LOOPBACK); | |
c770a65c | 4900 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
4901 | |
4902 | msleep(20); | |
4903 | ||
c770a65c | 4904 | spin_lock_bh(&bp->phy_lock); |
b6016b76 | 4905 | if (CHIP_NUM(bp) == CHIP_NUM_5706) { |
cd339a0e MC |
4906 | bp->current_interval = SERDES_AN_TIMEOUT; |
4907 | bp->serdes_an_pending = 1; | |
4908 | mod_timer(&bp->timer, jiffies + bp->current_interval); | |
b6016b76 MC |
4909 | } |
4910 | } | |
4911 | ||
4912 | bnx2_read_phy(bp, MII_BMCR, &bmcr); | |
4913 | bmcr &= ~BMCR_LOOPBACK; | |
4914 | bnx2_write_phy(bp, MII_BMCR, bmcr | BMCR_ANRESTART | BMCR_ANENABLE); | |
4915 | ||
c770a65c | 4916 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
4917 | |
4918 | return 0; | |
4919 | } | |
4920 | ||
4921 | static int | |
4922 | bnx2_get_eeprom_len(struct net_device *dev) | |
4923 | { | |
972ec0d4 | 4924 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 4925 | |
1122db71 | 4926 | if (bp->flash_info == NULL) |
b6016b76 MC |
4927 | return 0; |
4928 | ||
1122db71 | 4929 | return (int) bp->flash_size; |
b6016b76 MC |
4930 | } |
4931 | ||
4932 | static int | |
4933 | bnx2_get_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom, | |
4934 | u8 *eebuf) | |
4935 | { | |
972ec0d4 | 4936 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
4937 | int rc; |
4938 | ||
1064e944 | 4939 | /* parameters already validated in ethtool_get_eeprom */ |
b6016b76 MC |
4940 | |
4941 | rc = bnx2_nvram_read(bp, eeprom->offset, eebuf, eeprom->len); | |
4942 | ||
4943 | return rc; | |
4944 | } | |
4945 | ||
4946 | static int | |
4947 | bnx2_set_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom, | |
4948 | u8 *eebuf) | |
4949 | { | |
972ec0d4 | 4950 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
4951 | int rc; |
4952 | ||
1064e944 | 4953 | /* parameters already validated in ethtool_set_eeprom */ |
b6016b76 MC |
4954 | |
4955 | rc = bnx2_nvram_write(bp, eeprom->offset, eebuf, eeprom->len); | |
4956 | ||
4957 | return rc; | |
4958 | } | |
4959 | ||
4960 | static int | |
4961 | bnx2_get_coalesce(struct net_device *dev, struct ethtool_coalesce *coal) | |
4962 | { | |
972ec0d4 | 4963 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
4964 | |
4965 | memset(coal, 0, sizeof(struct ethtool_coalesce)); | |
4966 | ||
4967 | coal->rx_coalesce_usecs = bp->rx_ticks; | |
4968 | coal->rx_max_coalesced_frames = bp->rx_quick_cons_trip; | |
4969 | coal->rx_coalesce_usecs_irq = bp->rx_ticks_int; | |
4970 | coal->rx_max_coalesced_frames_irq = bp->rx_quick_cons_trip_int; | |
4971 | ||
4972 | coal->tx_coalesce_usecs = bp->tx_ticks; | |
4973 | coal->tx_max_coalesced_frames = bp->tx_quick_cons_trip; | |
4974 | coal->tx_coalesce_usecs_irq = bp->tx_ticks_int; | |
4975 | coal->tx_max_coalesced_frames_irq = bp->tx_quick_cons_trip_int; | |
4976 | ||
4977 | coal->stats_block_coalesce_usecs = bp->stats_ticks; | |
4978 | ||
4979 | return 0; | |
4980 | } | |
4981 | ||
4982 | static int | |
4983 | bnx2_set_coalesce(struct net_device *dev, struct ethtool_coalesce *coal) | |
4984 | { | |
972ec0d4 | 4985 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
4986 | |
4987 | bp->rx_ticks = (u16) coal->rx_coalesce_usecs; | |
4988 | if (bp->rx_ticks > 0x3ff) bp->rx_ticks = 0x3ff; | |
4989 | ||
4990 | bp->rx_quick_cons_trip = (u16) coal->rx_max_coalesced_frames; | |
4991 | if (bp->rx_quick_cons_trip > 0xff) bp->rx_quick_cons_trip = 0xff; | |
4992 | ||
4993 | bp->rx_ticks_int = (u16) coal->rx_coalesce_usecs_irq; | |
4994 | if (bp->rx_ticks_int > 0x3ff) bp->rx_ticks_int = 0x3ff; | |
4995 | ||
4996 | bp->rx_quick_cons_trip_int = (u16) coal->rx_max_coalesced_frames_irq; | |
4997 | if (bp->rx_quick_cons_trip_int > 0xff) | |
4998 | bp->rx_quick_cons_trip_int = 0xff; | |
4999 | ||
5000 | bp->tx_ticks = (u16) coal->tx_coalesce_usecs; | |
5001 | if (bp->tx_ticks > 0x3ff) bp->tx_ticks = 0x3ff; | |
5002 | ||
5003 | bp->tx_quick_cons_trip = (u16) coal->tx_max_coalesced_frames; | |
5004 | if (bp->tx_quick_cons_trip > 0xff) bp->tx_quick_cons_trip = 0xff; | |
5005 | ||
5006 | bp->tx_ticks_int = (u16) coal->tx_coalesce_usecs_irq; | |
5007 | if (bp->tx_ticks_int > 0x3ff) bp->tx_ticks_int = 0x3ff; | |
5008 | ||
5009 | bp->tx_quick_cons_trip_int = (u16) coal->tx_max_coalesced_frames_irq; | |
5010 | if (bp->tx_quick_cons_trip_int > 0xff) bp->tx_quick_cons_trip_int = | |
5011 | 0xff; | |
5012 | ||
5013 | bp->stats_ticks = coal->stats_block_coalesce_usecs; | |
5014 | if (bp->stats_ticks > 0xffff00) bp->stats_ticks = 0xffff00; | |
5015 | bp->stats_ticks &= 0xffff00; | |
5016 | ||
5017 | if (netif_running(bp->dev)) { | |
5018 | bnx2_netif_stop(bp); | |
5019 | bnx2_init_nic(bp); | |
5020 | bnx2_netif_start(bp); | |
5021 | } | |
5022 | ||
5023 | return 0; | |
5024 | } | |
5025 | ||
5026 | static void | |
5027 | bnx2_get_ringparam(struct net_device *dev, struct ethtool_ringparam *ering) | |
5028 | { | |
972ec0d4 | 5029 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 5030 | |
13daffa2 | 5031 | ering->rx_max_pending = MAX_TOTAL_RX_DESC_CNT; |
b6016b76 MC |
5032 | ering->rx_mini_max_pending = 0; |
5033 | ering->rx_jumbo_max_pending = 0; | |
5034 | ||
5035 | ering->rx_pending = bp->rx_ring_size; | |
5036 | ering->rx_mini_pending = 0; | |
5037 | ering->rx_jumbo_pending = 0; | |
5038 | ||
5039 | ering->tx_max_pending = MAX_TX_DESC_CNT; | |
5040 | ering->tx_pending = bp->tx_ring_size; | |
5041 | } | |
5042 | ||
5043 | static int | |
5044 | bnx2_set_ringparam(struct net_device *dev, struct ethtool_ringparam *ering) | |
5045 | { | |
972ec0d4 | 5046 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 5047 | |
13daffa2 | 5048 | if ((ering->rx_pending > MAX_TOTAL_RX_DESC_CNT) || |
b6016b76 MC |
5049 | (ering->tx_pending > MAX_TX_DESC_CNT) || |
5050 | (ering->tx_pending <= MAX_SKB_FRAGS)) { | |
5051 | ||
5052 | return -EINVAL; | |
5053 | } | |
13daffa2 MC |
5054 | if (netif_running(bp->dev)) { |
5055 | bnx2_netif_stop(bp); | |
5056 | bnx2_reset_chip(bp, BNX2_DRV_MSG_CODE_RESET); | |
5057 | bnx2_free_skbs(bp); | |
5058 | bnx2_free_mem(bp); | |
5059 | } | |
5060 | ||
5061 | bnx2_set_rx_ring_size(bp, ering->rx_pending); | |
b6016b76 MC |
5062 | bp->tx_ring_size = ering->tx_pending; |
5063 | ||
5064 | if (netif_running(bp->dev)) { | |
13daffa2 MC |
5065 | int rc; |
5066 | ||
5067 | rc = bnx2_alloc_mem(bp); | |
5068 | if (rc) | |
5069 | return rc; | |
b6016b76 MC |
5070 | bnx2_init_nic(bp); |
5071 | bnx2_netif_start(bp); | |
5072 | } | |
5073 | ||
5074 | return 0; | |
5075 | } | |
5076 | ||
5077 | static void | |
5078 | bnx2_get_pauseparam(struct net_device *dev, struct ethtool_pauseparam *epause) | |
5079 | { | |
972ec0d4 | 5080 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5081 | |
5082 | epause->autoneg = ((bp->autoneg & AUTONEG_FLOW_CTRL) != 0); | |
5083 | epause->rx_pause = ((bp->flow_ctrl & FLOW_CTRL_RX) != 0); | |
5084 | epause->tx_pause = ((bp->flow_ctrl & FLOW_CTRL_TX) != 0); | |
5085 | } | |
5086 | ||
5087 | static int | |
5088 | bnx2_set_pauseparam(struct net_device *dev, struct ethtool_pauseparam *epause) | |
5089 | { | |
972ec0d4 | 5090 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5091 | |
5092 | bp->req_flow_ctrl = 0; | |
5093 | if (epause->rx_pause) | |
5094 | bp->req_flow_ctrl |= FLOW_CTRL_RX; | |
5095 | if (epause->tx_pause) | |
5096 | bp->req_flow_ctrl |= FLOW_CTRL_TX; | |
5097 | ||
5098 | if (epause->autoneg) { | |
5099 | bp->autoneg |= AUTONEG_FLOW_CTRL; | |
5100 | } | |
5101 | else { | |
5102 | bp->autoneg &= ~AUTONEG_FLOW_CTRL; | |
5103 | } | |
5104 | ||
c770a65c | 5105 | spin_lock_bh(&bp->phy_lock); |
b6016b76 MC |
5106 | |
5107 | bnx2_setup_phy(bp); | |
5108 | ||
c770a65c | 5109 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
5110 | |
5111 | return 0; | |
5112 | } | |
5113 | ||
5114 | static u32 | |
5115 | bnx2_get_rx_csum(struct net_device *dev) | |
5116 | { | |
972ec0d4 | 5117 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5118 | |
5119 | return bp->rx_csum; | |
5120 | } | |
5121 | ||
5122 | static int | |
5123 | bnx2_set_rx_csum(struct net_device *dev, u32 data) | |
5124 | { | |
972ec0d4 | 5125 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5126 | |
5127 | bp->rx_csum = data; | |
5128 | return 0; | |
5129 | } | |
5130 | ||
cea94db9 | 5131 | #define BNX2_NUM_STATS 46 |
b6016b76 | 5132 | |
14ab9b86 | 5133 | static struct { |
b6016b76 MC |
5134 | char string[ETH_GSTRING_LEN]; |
5135 | } bnx2_stats_str_arr[BNX2_NUM_STATS] = { | |
5136 | { "rx_bytes" }, | |
5137 | { "rx_error_bytes" }, | |
5138 | { "tx_bytes" }, | |
5139 | { "tx_error_bytes" }, | |
5140 | { "rx_ucast_packets" }, | |
5141 | { "rx_mcast_packets" }, | |
5142 | { "rx_bcast_packets" }, | |
5143 | { "tx_ucast_packets" }, | |
5144 | { "tx_mcast_packets" }, | |
5145 | { "tx_bcast_packets" }, | |
5146 | { "tx_mac_errors" }, | |
5147 | { "tx_carrier_errors" }, | |
5148 | { "rx_crc_errors" }, | |
5149 | { "rx_align_errors" }, | |
5150 | { "tx_single_collisions" }, | |
5151 | { "tx_multi_collisions" }, | |
5152 | { "tx_deferred" }, | |
5153 | { "tx_excess_collisions" }, | |
5154 | { "tx_late_collisions" }, | |
5155 | { "tx_total_collisions" }, | |
5156 | { "rx_fragments" }, | |
5157 | { "rx_jabbers" }, | |
5158 | { "rx_undersize_packets" }, | |
5159 | { "rx_oversize_packets" }, | |
5160 | { "rx_64_byte_packets" }, | |
5161 | { "rx_65_to_127_byte_packets" }, | |
5162 | { "rx_128_to_255_byte_packets" }, | |
5163 | { "rx_256_to_511_byte_packets" }, | |
5164 | { "rx_512_to_1023_byte_packets" }, | |
5165 | { "rx_1024_to_1522_byte_packets" }, | |
5166 | { "rx_1523_to_9022_byte_packets" }, | |
5167 | { "tx_64_byte_packets" }, | |
5168 | { "tx_65_to_127_byte_packets" }, | |
5169 | { "tx_128_to_255_byte_packets" }, | |
5170 | { "tx_256_to_511_byte_packets" }, | |
5171 | { "tx_512_to_1023_byte_packets" }, | |
5172 | { "tx_1024_to_1522_byte_packets" }, | |
5173 | { "tx_1523_to_9022_byte_packets" }, | |
5174 | { "rx_xon_frames" }, | |
5175 | { "rx_xoff_frames" }, | |
5176 | { "tx_xon_frames" }, | |
5177 | { "tx_xoff_frames" }, | |
5178 | { "rx_mac_ctrl_frames" }, | |
5179 | { "rx_filtered_packets" }, | |
5180 | { "rx_discards" }, | |
cea94db9 | 5181 | { "rx_fw_discards" }, |
b6016b76 MC |
5182 | }; |
5183 | ||
5184 | #define STATS_OFFSET32(offset_name) (offsetof(struct statistics_block, offset_name) / 4) | |
5185 | ||
f71e1309 | 5186 | static const unsigned long bnx2_stats_offset_arr[BNX2_NUM_STATS] = { |
b6016b76 MC |
5187 | STATS_OFFSET32(stat_IfHCInOctets_hi), |
5188 | STATS_OFFSET32(stat_IfHCInBadOctets_hi), | |
5189 | STATS_OFFSET32(stat_IfHCOutOctets_hi), | |
5190 | STATS_OFFSET32(stat_IfHCOutBadOctets_hi), | |
5191 | STATS_OFFSET32(stat_IfHCInUcastPkts_hi), | |
5192 | STATS_OFFSET32(stat_IfHCInMulticastPkts_hi), | |
5193 | STATS_OFFSET32(stat_IfHCInBroadcastPkts_hi), | |
5194 | STATS_OFFSET32(stat_IfHCOutUcastPkts_hi), | |
5195 | STATS_OFFSET32(stat_IfHCOutMulticastPkts_hi), | |
5196 | STATS_OFFSET32(stat_IfHCOutBroadcastPkts_hi), | |
5197 | STATS_OFFSET32(stat_emac_tx_stat_dot3statsinternalmactransmiterrors), | |
5198 | STATS_OFFSET32(stat_Dot3StatsCarrierSenseErrors), | |
5199 | STATS_OFFSET32(stat_Dot3StatsFCSErrors), | |
5200 | STATS_OFFSET32(stat_Dot3StatsAlignmentErrors), | |
5201 | STATS_OFFSET32(stat_Dot3StatsSingleCollisionFrames), | |
5202 | STATS_OFFSET32(stat_Dot3StatsMultipleCollisionFrames), | |
5203 | STATS_OFFSET32(stat_Dot3StatsDeferredTransmissions), | |
5204 | STATS_OFFSET32(stat_Dot3StatsExcessiveCollisions), | |
5205 | STATS_OFFSET32(stat_Dot3StatsLateCollisions), | |
5206 | STATS_OFFSET32(stat_EtherStatsCollisions), | |
5207 | STATS_OFFSET32(stat_EtherStatsFragments), | |
5208 | STATS_OFFSET32(stat_EtherStatsJabbers), | |
5209 | STATS_OFFSET32(stat_EtherStatsUndersizePkts), | |
5210 | STATS_OFFSET32(stat_EtherStatsOverrsizePkts), | |
5211 | STATS_OFFSET32(stat_EtherStatsPktsRx64Octets), | |
5212 | STATS_OFFSET32(stat_EtherStatsPktsRx65Octetsto127Octets), | |
5213 | STATS_OFFSET32(stat_EtherStatsPktsRx128Octetsto255Octets), | |
5214 | STATS_OFFSET32(stat_EtherStatsPktsRx256Octetsto511Octets), | |
5215 | STATS_OFFSET32(stat_EtherStatsPktsRx512Octetsto1023Octets), | |
5216 | STATS_OFFSET32(stat_EtherStatsPktsRx1024Octetsto1522Octets), | |
5217 | STATS_OFFSET32(stat_EtherStatsPktsRx1523Octetsto9022Octets), | |
5218 | STATS_OFFSET32(stat_EtherStatsPktsTx64Octets), | |
5219 | STATS_OFFSET32(stat_EtherStatsPktsTx65Octetsto127Octets), | |
5220 | STATS_OFFSET32(stat_EtherStatsPktsTx128Octetsto255Octets), | |
5221 | STATS_OFFSET32(stat_EtherStatsPktsTx256Octetsto511Octets), | |
5222 | STATS_OFFSET32(stat_EtherStatsPktsTx512Octetsto1023Octets), | |
5223 | STATS_OFFSET32(stat_EtherStatsPktsTx1024Octetsto1522Octets), | |
5224 | STATS_OFFSET32(stat_EtherStatsPktsTx1523Octetsto9022Octets), | |
5225 | STATS_OFFSET32(stat_XonPauseFramesReceived), | |
5226 | STATS_OFFSET32(stat_XoffPauseFramesReceived), | |
5227 | STATS_OFFSET32(stat_OutXonSent), | |
5228 | STATS_OFFSET32(stat_OutXoffSent), | |
5229 | STATS_OFFSET32(stat_MacControlFramesReceived), | |
5230 | STATS_OFFSET32(stat_IfInFramesL2FilterDiscards), | |
5231 | STATS_OFFSET32(stat_IfInMBUFDiscards), | |
cea94db9 | 5232 | STATS_OFFSET32(stat_FwRxDrop), |
b6016b76 MC |
5233 | }; |
5234 | ||
5235 | /* stat_IfHCInBadOctets and stat_Dot3StatsCarrierSenseErrors are | |
5236 | * skipped because of errata. | |
5237 | */ | |
14ab9b86 | 5238 | static u8 bnx2_5706_stats_len_arr[BNX2_NUM_STATS] = { |
b6016b76 MC |
5239 | 8,0,8,8,8,8,8,8,8,8, |
5240 | 4,0,4,4,4,4,4,4,4,4, | |
5241 | 4,4,4,4,4,4,4,4,4,4, | |
5242 | 4,4,4,4,4,4,4,4,4,4, | |
cea94db9 | 5243 | 4,4,4,4,4,4, |
b6016b76 MC |
5244 | }; |
5245 | ||
5b0c76ad MC |
5246 | static u8 bnx2_5708_stats_len_arr[BNX2_NUM_STATS] = { |
5247 | 8,0,8,8,8,8,8,8,8,8, | |
5248 | 4,4,4,4,4,4,4,4,4,4, | |
5249 | 4,4,4,4,4,4,4,4,4,4, | |
5250 | 4,4,4,4,4,4,4,4,4,4, | |
cea94db9 | 5251 | 4,4,4,4,4,4, |
5b0c76ad MC |
5252 | }; |
5253 | ||
b6016b76 MC |
5254 | #define BNX2_NUM_TESTS 6 |
5255 | ||
14ab9b86 | 5256 | static struct { |
b6016b76 MC |
5257 | char string[ETH_GSTRING_LEN]; |
5258 | } bnx2_tests_str_arr[BNX2_NUM_TESTS] = { | |
5259 | { "register_test (offline)" }, | |
5260 | { "memory_test (offline)" }, | |
5261 | { "loopback_test (offline)" }, | |
5262 | { "nvram_test (online)" }, | |
5263 | { "interrupt_test (online)" }, | |
5264 | { "link_test (online)" }, | |
5265 | }; | |
5266 | ||
5267 | static int | |
5268 | bnx2_self_test_count(struct net_device *dev) | |
5269 | { | |
5270 | return BNX2_NUM_TESTS; | |
5271 | } | |
5272 | ||
5273 | static void | |
5274 | bnx2_self_test(struct net_device *dev, struct ethtool_test *etest, u64 *buf) | |
5275 | { | |
972ec0d4 | 5276 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5277 | |
5278 | memset(buf, 0, sizeof(u64) * BNX2_NUM_TESTS); | |
5279 | if (etest->flags & ETH_TEST_FL_OFFLINE) { | |
5280 | bnx2_netif_stop(bp); | |
5281 | bnx2_reset_chip(bp, BNX2_DRV_MSG_CODE_DIAG); | |
5282 | bnx2_free_skbs(bp); | |
5283 | ||
5284 | if (bnx2_test_registers(bp) != 0) { | |
5285 | buf[0] = 1; | |
5286 | etest->flags |= ETH_TEST_FL_FAILED; | |
5287 | } | |
5288 | if (bnx2_test_memory(bp) != 0) { | |
5289 | buf[1] = 1; | |
5290 | etest->flags |= ETH_TEST_FL_FAILED; | |
5291 | } | |
bc5a0690 | 5292 | if ((buf[2] = bnx2_test_loopback(bp)) != 0) |
b6016b76 | 5293 | etest->flags |= ETH_TEST_FL_FAILED; |
b6016b76 MC |
5294 | |
5295 | if (!netif_running(bp->dev)) { | |
5296 | bnx2_reset_chip(bp, BNX2_DRV_MSG_CODE_RESET); | |
5297 | } | |
5298 | else { | |
5299 | bnx2_init_nic(bp); | |
5300 | bnx2_netif_start(bp); | |
5301 | } | |
5302 | ||
5303 | /* wait for link up */ | |
5304 | msleep_interruptible(3000); | |
5305 | if ((!bp->link_up) && !(bp->phy_flags & PHY_SERDES_FLAG)) | |
5306 | msleep_interruptible(4000); | |
5307 | } | |
5308 | ||
5309 | if (bnx2_test_nvram(bp) != 0) { | |
5310 | buf[3] = 1; | |
5311 | etest->flags |= ETH_TEST_FL_FAILED; | |
5312 | } | |
5313 | if (bnx2_test_intr(bp) != 0) { | |
5314 | buf[4] = 1; | |
5315 | etest->flags |= ETH_TEST_FL_FAILED; | |
5316 | } | |
5317 | ||
5318 | if (bnx2_test_link(bp) != 0) { | |
5319 | buf[5] = 1; | |
5320 | etest->flags |= ETH_TEST_FL_FAILED; | |
5321 | ||
5322 | } | |
5323 | } | |
5324 | ||
5325 | static void | |
5326 | bnx2_get_strings(struct net_device *dev, u32 stringset, u8 *buf) | |
5327 | { | |
5328 | switch (stringset) { | |
5329 | case ETH_SS_STATS: | |
5330 | memcpy(buf, bnx2_stats_str_arr, | |
5331 | sizeof(bnx2_stats_str_arr)); | |
5332 | break; | |
5333 | case ETH_SS_TEST: | |
5334 | memcpy(buf, bnx2_tests_str_arr, | |
5335 | sizeof(bnx2_tests_str_arr)); | |
5336 | break; | |
5337 | } | |
5338 | } | |
5339 | ||
5340 | static int | |
5341 | bnx2_get_stats_count(struct net_device *dev) | |
5342 | { | |
5343 | return BNX2_NUM_STATS; | |
5344 | } | |
5345 | ||
5346 | static void | |
5347 | bnx2_get_ethtool_stats(struct net_device *dev, | |
5348 | struct ethtool_stats *stats, u64 *buf) | |
5349 | { | |
972ec0d4 | 5350 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5351 | int i; |
5352 | u32 *hw_stats = (u32 *) bp->stats_blk; | |
14ab9b86 | 5353 | u8 *stats_len_arr = NULL; |
b6016b76 MC |
5354 | |
5355 | if (hw_stats == NULL) { | |
5356 | memset(buf, 0, sizeof(u64) * BNX2_NUM_STATS); | |
5357 | return; | |
5358 | } | |
5359 | ||
5b0c76ad MC |
5360 | if ((CHIP_ID(bp) == CHIP_ID_5706_A0) || |
5361 | (CHIP_ID(bp) == CHIP_ID_5706_A1) || | |
5362 | (CHIP_ID(bp) == CHIP_ID_5706_A2) || | |
5363 | (CHIP_ID(bp) == CHIP_ID_5708_A0)) | |
b6016b76 | 5364 | stats_len_arr = bnx2_5706_stats_len_arr; |
5b0c76ad MC |
5365 | else |
5366 | stats_len_arr = bnx2_5708_stats_len_arr; | |
b6016b76 MC |
5367 | |
5368 | for (i = 0; i < BNX2_NUM_STATS; i++) { | |
5369 | if (stats_len_arr[i] == 0) { | |
5370 | /* skip this counter */ | |
5371 | buf[i] = 0; | |
5372 | continue; | |
5373 | } | |
5374 | if (stats_len_arr[i] == 4) { | |
5375 | /* 4-byte counter */ | |
5376 | buf[i] = (u64) | |
5377 | *(hw_stats + bnx2_stats_offset_arr[i]); | |
5378 | continue; | |
5379 | } | |
5380 | /* 8-byte counter */ | |
5381 | buf[i] = (((u64) *(hw_stats + | |
5382 | bnx2_stats_offset_arr[i])) << 32) + | |
5383 | *(hw_stats + bnx2_stats_offset_arr[i] + 1); | |
5384 | } | |
5385 | } | |
5386 | ||
5387 | static int | |
5388 | bnx2_phys_id(struct net_device *dev, u32 data) | |
5389 | { | |
972ec0d4 | 5390 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5391 | int i; |
5392 | u32 save; | |
5393 | ||
5394 | if (data == 0) | |
5395 | data = 2; | |
5396 | ||
5397 | save = REG_RD(bp, BNX2_MISC_CFG); | |
5398 | REG_WR(bp, BNX2_MISC_CFG, BNX2_MISC_CFG_LEDMODE_MAC); | |
5399 | ||
5400 | for (i = 0; i < (data * 2); i++) { | |
5401 | if ((i % 2) == 0) { | |
5402 | REG_WR(bp, BNX2_EMAC_LED, BNX2_EMAC_LED_OVERRIDE); | |
5403 | } | |
5404 | else { | |
5405 | REG_WR(bp, BNX2_EMAC_LED, BNX2_EMAC_LED_OVERRIDE | | |
5406 | BNX2_EMAC_LED_1000MB_OVERRIDE | | |
5407 | BNX2_EMAC_LED_100MB_OVERRIDE | | |
5408 | BNX2_EMAC_LED_10MB_OVERRIDE | | |
5409 | BNX2_EMAC_LED_TRAFFIC_OVERRIDE | | |
5410 | BNX2_EMAC_LED_TRAFFIC); | |
5411 | } | |
5412 | msleep_interruptible(500); | |
5413 | if (signal_pending(current)) | |
5414 | break; | |
5415 | } | |
5416 | REG_WR(bp, BNX2_EMAC_LED, 0); | |
5417 | REG_WR(bp, BNX2_MISC_CFG, save); | |
5418 | return 0; | |
5419 | } | |
5420 | ||
5421 | static struct ethtool_ops bnx2_ethtool_ops = { | |
5422 | .get_settings = bnx2_get_settings, | |
5423 | .set_settings = bnx2_set_settings, | |
5424 | .get_drvinfo = bnx2_get_drvinfo, | |
244ac4f4 MC |
5425 | .get_regs_len = bnx2_get_regs_len, |
5426 | .get_regs = bnx2_get_regs, | |
b6016b76 MC |
5427 | .get_wol = bnx2_get_wol, |
5428 | .set_wol = bnx2_set_wol, | |
5429 | .nway_reset = bnx2_nway_reset, | |
5430 | .get_link = ethtool_op_get_link, | |
5431 | .get_eeprom_len = bnx2_get_eeprom_len, | |
5432 | .get_eeprom = bnx2_get_eeprom, | |
5433 | .set_eeprom = bnx2_set_eeprom, | |
5434 | .get_coalesce = bnx2_get_coalesce, | |
5435 | .set_coalesce = bnx2_set_coalesce, | |
5436 | .get_ringparam = bnx2_get_ringparam, | |
5437 | .set_ringparam = bnx2_set_ringparam, | |
5438 | .get_pauseparam = bnx2_get_pauseparam, | |
5439 | .set_pauseparam = bnx2_set_pauseparam, | |
5440 | .get_rx_csum = bnx2_get_rx_csum, | |
5441 | .set_rx_csum = bnx2_set_rx_csum, | |
5442 | .get_tx_csum = ethtool_op_get_tx_csum, | |
5443 | .set_tx_csum = ethtool_op_set_tx_csum, | |
5444 | .get_sg = ethtool_op_get_sg, | |
5445 | .set_sg = ethtool_op_set_sg, | |
5446 | #ifdef BCM_TSO | |
5447 | .get_tso = ethtool_op_get_tso, | |
5448 | .set_tso = ethtool_op_set_tso, | |
5449 | #endif | |
5450 | .self_test_count = bnx2_self_test_count, | |
5451 | .self_test = bnx2_self_test, | |
5452 | .get_strings = bnx2_get_strings, | |
5453 | .phys_id = bnx2_phys_id, | |
5454 | .get_stats_count = bnx2_get_stats_count, | |
5455 | .get_ethtool_stats = bnx2_get_ethtool_stats, | |
24b8e05d | 5456 | .get_perm_addr = ethtool_op_get_perm_addr, |
b6016b76 MC |
5457 | }; |
5458 | ||
5459 | /* Called with rtnl_lock */ | |
5460 | static int | |
5461 | bnx2_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) | |
5462 | { | |
14ab9b86 | 5463 | struct mii_ioctl_data *data = if_mii(ifr); |
972ec0d4 | 5464 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5465 | int err; |
5466 | ||
5467 | switch(cmd) { | |
5468 | case SIOCGMIIPHY: | |
5469 | data->phy_id = bp->phy_addr; | |
5470 | ||
5471 | /* fallthru */ | |
5472 | case SIOCGMIIREG: { | |
5473 | u32 mii_regval; | |
5474 | ||
c770a65c | 5475 | spin_lock_bh(&bp->phy_lock); |
b6016b76 | 5476 | err = bnx2_read_phy(bp, data->reg_num & 0x1f, &mii_regval); |
c770a65c | 5477 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
5478 | |
5479 | data->val_out = mii_regval; | |
5480 | ||
5481 | return err; | |
5482 | } | |
5483 | ||
5484 | case SIOCSMIIREG: | |
5485 | if (!capable(CAP_NET_ADMIN)) | |
5486 | return -EPERM; | |
5487 | ||
c770a65c | 5488 | spin_lock_bh(&bp->phy_lock); |
b6016b76 | 5489 | err = bnx2_write_phy(bp, data->reg_num & 0x1f, data->val_in); |
c770a65c | 5490 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
5491 | |
5492 | return err; | |
5493 | ||
5494 | default: | |
5495 | /* do nothing */ | |
5496 | break; | |
5497 | } | |
5498 | return -EOPNOTSUPP; | |
5499 | } | |
5500 | ||
5501 | /* Called with rtnl_lock */ | |
5502 | static int | |
5503 | bnx2_change_mac_addr(struct net_device *dev, void *p) | |
5504 | { | |
5505 | struct sockaddr *addr = p; | |
972ec0d4 | 5506 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 5507 | |
73eef4cd MC |
5508 | if (!is_valid_ether_addr(addr->sa_data)) |
5509 | return -EINVAL; | |
5510 | ||
b6016b76 MC |
5511 | memcpy(dev->dev_addr, addr->sa_data, dev->addr_len); |
5512 | if (netif_running(dev)) | |
5513 | bnx2_set_mac_addr(bp); | |
5514 | ||
5515 | return 0; | |
5516 | } | |
5517 | ||
5518 | /* Called with rtnl_lock */ | |
5519 | static int | |
5520 | bnx2_change_mtu(struct net_device *dev, int new_mtu) | |
5521 | { | |
972ec0d4 | 5522 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5523 | |
5524 | if (((new_mtu + ETH_HLEN) > MAX_ETHERNET_JUMBO_PACKET_SIZE) || | |
5525 | ((new_mtu + ETH_HLEN) < MIN_ETHERNET_PACKET_SIZE)) | |
5526 | return -EINVAL; | |
5527 | ||
5528 | dev->mtu = new_mtu; | |
5529 | if (netif_running(dev)) { | |
5530 | bnx2_netif_stop(bp); | |
5531 | ||
5532 | bnx2_init_nic(bp); | |
5533 | ||
5534 | bnx2_netif_start(bp); | |
5535 | } | |
5536 | return 0; | |
5537 | } | |
5538 | ||
5539 | #if defined(HAVE_POLL_CONTROLLER) || defined(CONFIG_NET_POLL_CONTROLLER) | |
5540 | static void | |
5541 | poll_bnx2(struct net_device *dev) | |
5542 | { | |
972ec0d4 | 5543 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5544 | |
5545 | disable_irq(bp->pdev->irq); | |
5546 | bnx2_interrupt(bp->pdev->irq, dev, NULL); | |
5547 | enable_irq(bp->pdev->irq); | |
5548 | } | |
5549 | #endif | |
5550 | ||
5551 | static int __devinit | |
5552 | bnx2_init_board(struct pci_dev *pdev, struct net_device *dev) | |
5553 | { | |
5554 | struct bnx2 *bp; | |
5555 | unsigned long mem_len; | |
5556 | int rc; | |
5557 | u32 reg; | |
5558 | ||
5559 | SET_MODULE_OWNER(dev); | |
5560 | SET_NETDEV_DEV(dev, &pdev->dev); | |
972ec0d4 | 5561 | bp = netdev_priv(dev); |
b6016b76 MC |
5562 | |
5563 | bp->flags = 0; | |
5564 | bp->phy_flags = 0; | |
5565 | ||
5566 | /* enable device (incl. PCI PM wakeup), and bus-mastering */ | |
5567 | rc = pci_enable_device(pdev); | |
5568 | if (rc) { | |
5569 | printk(KERN_ERR PFX "Cannot enable PCI device, aborting."); | |
5570 | goto err_out; | |
5571 | } | |
5572 | ||
5573 | if (!(pci_resource_flags(pdev, 0) & IORESOURCE_MEM)) { | |
5574 | printk(KERN_ERR PFX "Cannot find PCI device base address, " | |
5575 | "aborting.\n"); | |
5576 | rc = -ENODEV; | |
5577 | goto err_out_disable; | |
5578 | } | |
5579 | ||
5580 | rc = pci_request_regions(pdev, DRV_MODULE_NAME); | |
5581 | if (rc) { | |
5582 | printk(KERN_ERR PFX "Cannot obtain PCI resources, aborting.\n"); | |
5583 | goto err_out_disable; | |
5584 | } | |
5585 | ||
5586 | pci_set_master(pdev); | |
5587 | ||
5588 | bp->pm_cap = pci_find_capability(pdev, PCI_CAP_ID_PM); | |
5589 | if (bp->pm_cap == 0) { | |
5590 | printk(KERN_ERR PFX "Cannot find power management capability, " | |
5591 | "aborting.\n"); | |
5592 | rc = -EIO; | |
5593 | goto err_out_release; | |
5594 | } | |
5595 | ||
5596 | bp->pcix_cap = pci_find_capability(pdev, PCI_CAP_ID_PCIX); | |
5597 | if (bp->pcix_cap == 0) { | |
5598 | printk(KERN_ERR PFX "Cannot find PCIX capability, aborting.\n"); | |
5599 | rc = -EIO; | |
5600 | goto err_out_release; | |
5601 | } | |
5602 | ||
5603 | if (pci_set_dma_mask(pdev, DMA_64BIT_MASK) == 0) { | |
5604 | bp->flags |= USING_DAC_FLAG; | |
5605 | if (pci_set_consistent_dma_mask(pdev, DMA_64BIT_MASK) != 0) { | |
5606 | printk(KERN_ERR PFX "pci_set_consistent_dma_mask " | |
5607 | "failed, aborting.\n"); | |
5608 | rc = -EIO; | |
5609 | goto err_out_release; | |
5610 | } | |
5611 | } | |
5612 | else if (pci_set_dma_mask(pdev, DMA_32BIT_MASK) != 0) { | |
5613 | printk(KERN_ERR PFX "System does not support DMA, aborting.\n"); | |
5614 | rc = -EIO; | |
5615 | goto err_out_release; | |
5616 | } | |
5617 | ||
5618 | bp->dev = dev; | |
5619 | bp->pdev = pdev; | |
5620 | ||
5621 | spin_lock_init(&bp->phy_lock); | |
5622 | spin_lock_init(&bp->tx_lock); | |
5623 | INIT_WORK(&bp->reset_task, bnx2_reset_task, bp); | |
5624 | ||
5625 | dev->base_addr = dev->mem_start = pci_resource_start(pdev, 0); | |
5626 | mem_len = MB_GET_CID_ADDR(17); | |
5627 | dev->mem_end = dev->mem_start + mem_len; | |
5628 | dev->irq = pdev->irq; | |
5629 | ||
5630 | bp->regview = ioremap_nocache(dev->base_addr, mem_len); | |
5631 | ||
5632 | if (!bp->regview) { | |
5633 | printk(KERN_ERR PFX "Cannot map register space, aborting.\n"); | |
5634 | rc = -ENOMEM; | |
5635 | goto err_out_release; | |
5636 | } | |
5637 | ||
5638 | /* Configure byte swap and enable write to the reg_window registers. | |
5639 | * Rely on CPU to do target byte swapping on big endian systems | |
5640 | * The chip's target access swapping will not swap all accesses | |
5641 | */ | |
5642 | pci_write_config_dword(bp->pdev, BNX2_PCICFG_MISC_CONFIG, | |
5643 | BNX2_PCICFG_MISC_CONFIG_REG_WINDOW_ENA | | |
5644 | BNX2_PCICFG_MISC_CONFIG_TARGET_MB_WORD_SWAP); | |
5645 | ||
829ca9a3 | 5646 | bnx2_set_power_state(bp, PCI_D0); |
b6016b76 MC |
5647 | |
5648 | bp->chip_id = REG_RD(bp, BNX2_MISC_ID); | |
5649 | ||
b6016b76 MC |
5650 | /* Get bus information. */ |
5651 | reg = REG_RD(bp, BNX2_PCICFG_MISC_STATUS); | |
5652 | if (reg & BNX2_PCICFG_MISC_STATUS_PCIX_DET) { | |
5653 | u32 clkreg; | |
5654 | ||
5655 | bp->flags |= PCIX_FLAG; | |
5656 | ||
5657 | clkreg = REG_RD(bp, BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS); | |
5658 | ||
5659 | clkreg &= BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET; | |
5660 | switch (clkreg) { | |
5661 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_133MHZ: | |
5662 | bp->bus_speed_mhz = 133; | |
5663 | break; | |
5664 | ||
5665 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_95MHZ: | |
5666 | bp->bus_speed_mhz = 100; | |
5667 | break; | |
5668 | ||
5669 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_66MHZ: | |
5670 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_80MHZ: | |
5671 | bp->bus_speed_mhz = 66; | |
5672 | break; | |
5673 | ||
5674 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_48MHZ: | |
5675 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_55MHZ: | |
5676 | bp->bus_speed_mhz = 50; | |
5677 | break; | |
5678 | ||
5679 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_LOW: | |
5680 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_32MHZ: | |
5681 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_38MHZ: | |
5682 | bp->bus_speed_mhz = 33; | |
5683 | break; | |
5684 | } | |
5685 | } | |
5686 | else { | |
5687 | if (reg & BNX2_PCICFG_MISC_STATUS_M66EN) | |
5688 | bp->bus_speed_mhz = 66; | |
5689 | else | |
5690 | bp->bus_speed_mhz = 33; | |
5691 | } | |
5692 | ||
5693 | if (reg & BNX2_PCICFG_MISC_STATUS_32BIT_DET) | |
5694 | bp->flags |= PCI_32BIT_FLAG; | |
5695 | ||
5696 | /* 5706A0 may falsely detect SERR and PERR. */ | |
5697 | if (CHIP_ID(bp) == CHIP_ID_5706_A0) { | |
5698 | reg = REG_RD(bp, PCI_COMMAND); | |
5699 | reg &= ~(PCI_COMMAND_SERR | PCI_COMMAND_PARITY); | |
5700 | REG_WR(bp, PCI_COMMAND, reg); | |
5701 | } | |
5702 | else if ((CHIP_ID(bp) == CHIP_ID_5706_A1) && | |
5703 | !(bp->flags & PCIX_FLAG)) { | |
5704 | ||
5705 | printk(KERN_ERR PFX "5706 A1 can only be used in a PCIX bus, " | |
5706 | "aborting.\n"); | |
5707 | goto err_out_unmap; | |
5708 | } | |
5709 | ||
5710 | bnx2_init_nvram(bp); | |
5711 | ||
e3648b3d MC |
5712 | reg = REG_RD_IND(bp, BNX2_SHM_HDR_SIGNATURE); |
5713 | ||
5714 | if ((reg & BNX2_SHM_HDR_SIGNATURE_SIG_MASK) == | |
5715 | BNX2_SHM_HDR_SIGNATURE_SIG) | |
5716 | bp->shmem_base = REG_RD_IND(bp, BNX2_SHM_HDR_ADDR_0); | |
5717 | else | |
5718 | bp->shmem_base = HOST_VIEW_SHMEM_BASE; | |
5719 | ||
b6016b76 MC |
5720 | /* Get the permanent MAC address. First we need to make sure the |
5721 | * firmware is actually running. | |
5722 | */ | |
e3648b3d | 5723 | reg = REG_RD_IND(bp, bp->shmem_base + BNX2_DEV_INFO_SIGNATURE); |
b6016b76 MC |
5724 | |
5725 | if ((reg & BNX2_DEV_INFO_SIGNATURE_MAGIC_MASK) != | |
5726 | BNX2_DEV_INFO_SIGNATURE_MAGIC) { | |
5727 | printk(KERN_ERR PFX "Firmware not running, aborting.\n"); | |
5728 | rc = -ENODEV; | |
5729 | goto err_out_unmap; | |
5730 | } | |
5731 | ||
e3648b3d | 5732 | bp->fw_ver = REG_RD_IND(bp, bp->shmem_base + BNX2_DEV_INFO_BC_REV); |
b6016b76 | 5733 | |
e3648b3d | 5734 | reg = REG_RD_IND(bp, bp->shmem_base + BNX2_PORT_HW_CFG_MAC_UPPER); |
b6016b76 MC |
5735 | bp->mac_addr[0] = (u8) (reg >> 8); |
5736 | bp->mac_addr[1] = (u8) reg; | |
5737 | ||
e3648b3d | 5738 | reg = REG_RD_IND(bp, bp->shmem_base + BNX2_PORT_HW_CFG_MAC_LOWER); |
b6016b76 MC |
5739 | bp->mac_addr[2] = (u8) (reg >> 24); |
5740 | bp->mac_addr[3] = (u8) (reg >> 16); | |
5741 | bp->mac_addr[4] = (u8) (reg >> 8); | |
5742 | bp->mac_addr[5] = (u8) reg; | |
5743 | ||
5744 | bp->tx_ring_size = MAX_TX_DESC_CNT; | |
13daffa2 | 5745 | bnx2_set_rx_ring_size(bp, 100); |
b6016b76 MC |
5746 | |
5747 | bp->rx_csum = 1; | |
5748 | ||
5749 | bp->rx_offset = sizeof(struct l2_fhdr) + 2; | |
5750 | ||
5751 | bp->tx_quick_cons_trip_int = 20; | |
5752 | bp->tx_quick_cons_trip = 20; | |
5753 | bp->tx_ticks_int = 80; | |
5754 | bp->tx_ticks = 80; | |
5755 | ||
5756 | bp->rx_quick_cons_trip_int = 6; | |
5757 | bp->rx_quick_cons_trip = 6; | |
5758 | bp->rx_ticks_int = 18; | |
5759 | bp->rx_ticks = 18; | |
5760 | ||
5761 | bp->stats_ticks = 1000000 & 0xffff00; | |
5762 | ||
5763 | bp->timer_interval = HZ; | |
cd339a0e | 5764 | bp->current_interval = HZ; |
b6016b76 | 5765 | |
5b0c76ad MC |
5766 | bp->phy_addr = 1; |
5767 | ||
b6016b76 MC |
5768 | /* Disable WOL support if we are running on a SERDES chip. */ |
5769 | if (CHIP_BOND_ID(bp) & CHIP_BOND_ID_SERDES_BIT) { | |
5770 | bp->phy_flags |= PHY_SERDES_FLAG; | |
5771 | bp->flags |= NO_WOL_FLAG; | |
5b0c76ad MC |
5772 | if (CHIP_NUM(bp) == CHIP_NUM_5708) { |
5773 | bp->phy_addr = 2; | |
e3648b3d | 5774 | reg = REG_RD_IND(bp, bp->shmem_base + |
5b0c76ad MC |
5775 | BNX2_SHARED_HW_CFG_CONFIG); |
5776 | if (reg & BNX2_SHARED_HW_CFG_PHY_2_5G) | |
5777 | bp->phy_flags |= PHY_2_5G_CAPABLE_FLAG; | |
5778 | } | |
b6016b76 MC |
5779 | } |
5780 | ||
16088272 MC |
5781 | if ((CHIP_ID(bp) == CHIP_ID_5708_A0) || |
5782 | (CHIP_ID(bp) == CHIP_ID_5708_B0) || | |
5783 | (CHIP_ID(bp) == CHIP_ID_5708_B1)) | |
dda1e390 MC |
5784 | bp->flags |= NO_WOL_FLAG; |
5785 | ||
b6016b76 MC |
5786 | if (CHIP_ID(bp) == CHIP_ID_5706_A0) { |
5787 | bp->tx_quick_cons_trip_int = | |
5788 | bp->tx_quick_cons_trip; | |
5789 | bp->tx_ticks_int = bp->tx_ticks; | |
5790 | bp->rx_quick_cons_trip_int = | |
5791 | bp->rx_quick_cons_trip; | |
5792 | bp->rx_ticks_int = bp->rx_ticks; | |
5793 | bp->comp_prod_trip_int = bp->comp_prod_trip; | |
5794 | bp->com_ticks_int = bp->com_ticks; | |
5795 | bp->cmd_ticks_int = bp->cmd_ticks; | |
5796 | } | |
5797 | ||
5798 | bp->autoneg = AUTONEG_SPEED | AUTONEG_FLOW_CTRL; | |
5799 | bp->req_line_speed = 0; | |
5800 | if (bp->phy_flags & PHY_SERDES_FLAG) { | |
5801 | bp->advertising = ETHTOOL_ALL_FIBRE_SPEED | ADVERTISED_Autoneg; | |
cd339a0e | 5802 | |
e3648b3d | 5803 | reg = REG_RD_IND(bp, bp->shmem_base + BNX2_PORT_HW_CFG_CONFIG); |
cd339a0e MC |
5804 | reg &= BNX2_PORT_HW_CFG_CFG_DFLT_LINK_MASK; |
5805 | if (reg == BNX2_PORT_HW_CFG_CFG_DFLT_LINK_1G) { | |
5806 | bp->autoneg = 0; | |
5807 | bp->req_line_speed = bp->line_speed = SPEED_1000; | |
5808 | bp->req_duplex = DUPLEX_FULL; | |
5809 | } | |
b6016b76 MC |
5810 | } |
5811 | else { | |
5812 | bp->advertising = ETHTOOL_ALL_COPPER_SPEED | ADVERTISED_Autoneg; | |
5813 | } | |
5814 | ||
5815 | bp->req_flow_ctrl = FLOW_CTRL_RX | FLOW_CTRL_TX; | |
5816 | ||
cd339a0e MC |
5817 | init_timer(&bp->timer); |
5818 | bp->timer.expires = RUN_AT(bp->timer_interval); | |
5819 | bp->timer.data = (unsigned long) bp; | |
5820 | bp->timer.function = bnx2_timer; | |
5821 | ||
b6016b76 MC |
5822 | return 0; |
5823 | ||
5824 | err_out_unmap: | |
5825 | if (bp->regview) { | |
5826 | iounmap(bp->regview); | |
73eef4cd | 5827 | bp->regview = NULL; |
b6016b76 MC |
5828 | } |
5829 | ||
5830 | err_out_release: | |
5831 | pci_release_regions(pdev); | |
5832 | ||
5833 | err_out_disable: | |
5834 | pci_disable_device(pdev); | |
5835 | pci_set_drvdata(pdev, NULL); | |
5836 | ||
5837 | err_out: | |
5838 | return rc; | |
5839 | } | |
5840 | ||
5841 | static int __devinit | |
5842 | bnx2_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) | |
5843 | { | |
5844 | static int version_printed = 0; | |
5845 | struct net_device *dev = NULL; | |
5846 | struct bnx2 *bp; | |
5847 | int rc, i; | |
5848 | ||
5849 | if (version_printed++ == 0) | |
5850 | printk(KERN_INFO "%s", version); | |
5851 | ||
5852 | /* dev zeroed in init_etherdev */ | |
5853 | dev = alloc_etherdev(sizeof(*bp)); | |
5854 | ||
5855 | if (!dev) | |
5856 | return -ENOMEM; | |
5857 | ||
5858 | rc = bnx2_init_board(pdev, dev); | |
5859 | if (rc < 0) { | |
5860 | free_netdev(dev); | |
5861 | return rc; | |
5862 | } | |
5863 | ||
5864 | dev->open = bnx2_open; | |
5865 | dev->hard_start_xmit = bnx2_start_xmit; | |
5866 | dev->stop = bnx2_close; | |
5867 | dev->get_stats = bnx2_get_stats; | |
5868 | dev->set_multicast_list = bnx2_set_rx_mode; | |
5869 | dev->do_ioctl = bnx2_ioctl; | |
5870 | dev->set_mac_address = bnx2_change_mac_addr; | |
5871 | dev->change_mtu = bnx2_change_mtu; | |
5872 | dev->tx_timeout = bnx2_tx_timeout; | |
5873 | dev->watchdog_timeo = TX_TIMEOUT; | |
5874 | #ifdef BCM_VLAN | |
5875 | dev->vlan_rx_register = bnx2_vlan_rx_register; | |
5876 | dev->vlan_rx_kill_vid = bnx2_vlan_rx_kill_vid; | |
5877 | #endif | |
5878 | dev->poll = bnx2_poll; | |
5879 | dev->ethtool_ops = &bnx2_ethtool_ops; | |
5880 | dev->weight = 64; | |
5881 | ||
972ec0d4 | 5882 | bp = netdev_priv(dev); |
b6016b76 MC |
5883 | |
5884 | #if defined(HAVE_POLL_CONTROLLER) || defined(CONFIG_NET_POLL_CONTROLLER) | |
5885 | dev->poll_controller = poll_bnx2; | |
5886 | #endif | |
5887 | ||
5888 | if ((rc = register_netdev(dev))) { | |
5889 | printk(KERN_ERR PFX "Cannot register net device\n"); | |
5890 | if (bp->regview) | |
5891 | iounmap(bp->regview); | |
5892 | pci_release_regions(pdev); | |
5893 | pci_disable_device(pdev); | |
5894 | pci_set_drvdata(pdev, NULL); | |
5895 | free_netdev(dev); | |
5896 | return rc; | |
5897 | } | |
5898 | ||
5899 | pci_set_drvdata(pdev, dev); | |
5900 | ||
5901 | memcpy(dev->dev_addr, bp->mac_addr, 6); | |
24b8e05d | 5902 | memcpy(dev->perm_addr, bp->mac_addr, 6); |
b6016b76 MC |
5903 | bp->name = board_info[ent->driver_data].name, |
5904 | printk(KERN_INFO "%s: %s (%c%d) PCI%s %s %dMHz found at mem %lx, " | |
5905 | "IRQ %d, ", | |
5906 | dev->name, | |
5907 | bp->name, | |
5908 | ((CHIP_ID(bp) & 0xf000) >> 12) + 'A', | |
5909 | ((CHIP_ID(bp) & 0x0ff0) >> 4), | |
5910 | ((bp->flags & PCIX_FLAG) ? "-X" : ""), | |
5911 | ((bp->flags & PCI_32BIT_FLAG) ? "32-bit" : "64-bit"), | |
5912 | bp->bus_speed_mhz, | |
5913 | dev->base_addr, | |
5914 | bp->pdev->irq); | |
5915 | ||
5916 | printk("node addr "); | |
5917 | for (i = 0; i < 6; i++) | |
5918 | printk("%2.2x", dev->dev_addr[i]); | |
5919 | printk("\n"); | |
5920 | ||
5921 | dev->features |= NETIF_F_SG; | |
5922 | if (bp->flags & USING_DAC_FLAG) | |
5923 | dev->features |= NETIF_F_HIGHDMA; | |
5924 | dev->features |= NETIF_F_IP_CSUM; | |
5925 | #ifdef BCM_VLAN | |
5926 | dev->features |= NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_RX; | |
5927 | #endif | |
5928 | #ifdef BCM_TSO | |
5929 | dev->features |= NETIF_F_TSO; | |
5930 | #endif | |
5931 | ||
5932 | netif_carrier_off(bp->dev); | |
5933 | ||
5934 | return 0; | |
5935 | } | |
5936 | ||
5937 | static void __devexit | |
5938 | bnx2_remove_one(struct pci_dev *pdev) | |
5939 | { | |
5940 | struct net_device *dev = pci_get_drvdata(pdev); | |
972ec0d4 | 5941 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 5942 | |
afdc08b9 MC |
5943 | flush_scheduled_work(); |
5944 | ||
b6016b76 MC |
5945 | unregister_netdev(dev); |
5946 | ||
5947 | if (bp->regview) | |
5948 | iounmap(bp->regview); | |
5949 | ||
5950 | free_netdev(dev); | |
5951 | pci_release_regions(pdev); | |
5952 | pci_disable_device(pdev); | |
5953 | pci_set_drvdata(pdev, NULL); | |
5954 | } | |
5955 | ||
5956 | static int | |
829ca9a3 | 5957 | bnx2_suspend(struct pci_dev *pdev, pm_message_t state) |
b6016b76 MC |
5958 | { |
5959 | struct net_device *dev = pci_get_drvdata(pdev); | |
972ec0d4 | 5960 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5961 | u32 reset_code; |
5962 | ||
5963 | if (!netif_running(dev)) | |
5964 | return 0; | |
5965 | ||
1d60290f | 5966 | flush_scheduled_work(); |
b6016b76 MC |
5967 | bnx2_netif_stop(bp); |
5968 | netif_device_detach(dev); | |
5969 | del_timer_sync(&bp->timer); | |
dda1e390 MC |
5970 | if (bp->flags & NO_WOL_FLAG) |
5971 | reset_code = BNX2_DRV_MSG_CODE_UNLOAD; | |
5972 | else if (bp->wol) | |
b6016b76 MC |
5973 | reset_code = BNX2_DRV_MSG_CODE_SUSPEND_WOL; |
5974 | else | |
5975 | reset_code = BNX2_DRV_MSG_CODE_SUSPEND_NO_WOL; | |
5976 | bnx2_reset_chip(bp, reset_code); | |
5977 | bnx2_free_skbs(bp); | |
829ca9a3 | 5978 | bnx2_set_power_state(bp, pci_choose_state(pdev, state)); |
b6016b76 MC |
5979 | return 0; |
5980 | } | |
5981 | ||
5982 | static int | |
5983 | bnx2_resume(struct pci_dev *pdev) | |
5984 | { | |
5985 | struct net_device *dev = pci_get_drvdata(pdev); | |
972ec0d4 | 5986 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5987 | |
5988 | if (!netif_running(dev)) | |
5989 | return 0; | |
5990 | ||
829ca9a3 | 5991 | bnx2_set_power_state(bp, PCI_D0); |
b6016b76 MC |
5992 | netif_device_attach(dev); |
5993 | bnx2_init_nic(bp); | |
5994 | bnx2_netif_start(bp); | |
5995 | return 0; | |
5996 | } | |
5997 | ||
5998 | static struct pci_driver bnx2_pci_driver = { | |
14ab9b86 PH |
5999 | .name = DRV_MODULE_NAME, |
6000 | .id_table = bnx2_pci_tbl, | |
6001 | .probe = bnx2_init_one, | |
6002 | .remove = __devexit_p(bnx2_remove_one), | |
6003 | .suspend = bnx2_suspend, | |
6004 | .resume = bnx2_resume, | |
b6016b76 MC |
6005 | }; |
6006 | ||
6007 | static int __init bnx2_init(void) | |
6008 | { | |
6009 | return pci_module_init(&bnx2_pci_driver); | |
6010 | } | |
6011 | ||
6012 | static void __exit bnx2_cleanup(void) | |
6013 | { | |
6014 | pci_unregister_driver(&bnx2_pci_driver); | |
6015 | } | |
6016 | ||
6017 | module_init(bnx2_init); | |
6018 | module_exit(bnx2_cleanup); | |
6019 | ||
6020 | ||
6021 |