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b6016b76 MC |
1 | /* bnx2.c: Broadcom NX2 network driver. |
2 | * | |
72fbaeb6 | 3 | * Copyright (c) 2004-2007 Broadcom Corporation |
b6016b76 MC |
4 | * |
5 | * This program is free software; you can redistribute it and/or modify | |
6 | * it under the terms of the GNU General Public License as published by | |
7 | * the Free Software Foundation. | |
8 | * | |
9 | * Written by: Michael Chan (mchan@broadcom.com) | |
10 | */ | |
11 | ||
f2a4f052 MC |
12 | |
13 | #include <linux/module.h> | |
14 | #include <linux/moduleparam.h> | |
15 | ||
16 | #include <linux/kernel.h> | |
17 | #include <linux/timer.h> | |
18 | #include <linux/errno.h> | |
19 | #include <linux/ioport.h> | |
20 | #include <linux/slab.h> | |
21 | #include <linux/vmalloc.h> | |
22 | #include <linux/interrupt.h> | |
23 | #include <linux/pci.h> | |
24 | #include <linux/init.h> | |
25 | #include <linux/netdevice.h> | |
26 | #include <linux/etherdevice.h> | |
27 | #include <linux/skbuff.h> | |
28 | #include <linux/dma-mapping.h> | |
1977f032 | 29 | #include <linux/bitops.h> |
f2a4f052 MC |
30 | #include <asm/io.h> |
31 | #include <asm/irq.h> | |
32 | #include <linux/delay.h> | |
33 | #include <asm/byteorder.h> | |
c86a31f4 | 34 | #include <asm/page.h> |
f2a4f052 MC |
35 | #include <linux/time.h> |
36 | #include <linux/ethtool.h> | |
37 | #include <linux/mii.h> | |
38 | #ifdef NETIF_F_HW_VLAN_TX | |
39 | #include <linux/if_vlan.h> | |
40 | #define BCM_VLAN 1 | |
41 | #endif | |
f2a4f052 | 42 | #include <net/ip.h> |
de081fa5 | 43 | #include <net/tcp.h> |
f2a4f052 | 44 | #include <net/checksum.h> |
f2a4f052 MC |
45 | #include <linux/workqueue.h> |
46 | #include <linux/crc32.h> | |
47 | #include <linux/prefetch.h> | |
29b12174 | 48 | #include <linux/cache.h> |
fba9fe91 | 49 | #include <linux/zlib.h> |
f2a4f052 | 50 | |
b6016b76 MC |
51 | #include "bnx2.h" |
52 | #include "bnx2_fw.h" | |
d43584c8 | 53 | #include "bnx2_fw2.h" |
b6016b76 | 54 | |
110d0ef9 | 55 | #define FW_BUF_SIZE 0x10000 |
b3448b0b | 56 | |
b6016b76 MC |
57 | #define DRV_MODULE_NAME "bnx2" |
58 | #define PFX DRV_MODULE_NAME ": " | |
a0d142c6 MC |
59 | #define DRV_MODULE_VERSION "1.7.0" |
60 | #define DRV_MODULE_RELDATE "December 11, 2007" | |
b6016b76 MC |
61 | |
62 | #define RUN_AT(x) (jiffies + (x)) | |
63 | ||
64 | /* Time in jiffies before concluding the transmitter is hung. */ | |
65 | #define TX_TIMEOUT (5*HZ) | |
66 | ||
e19360f2 | 67 | static const char version[] __devinitdata = |
b6016b76 MC |
68 | "Broadcom NetXtreme II Gigabit Ethernet Driver " DRV_MODULE_NAME " v" DRV_MODULE_VERSION " (" DRV_MODULE_RELDATE ")\n"; |
69 | ||
70 | MODULE_AUTHOR("Michael Chan <mchan@broadcom.com>"); | |
05d0f1cf | 71 | MODULE_DESCRIPTION("Broadcom NetXtreme II BCM5706/5708 Driver"); |
b6016b76 MC |
72 | MODULE_LICENSE("GPL"); |
73 | MODULE_VERSION(DRV_MODULE_VERSION); | |
74 | ||
75 | static int disable_msi = 0; | |
76 | ||
77 | module_param(disable_msi, int, 0); | |
78 | MODULE_PARM_DESC(disable_msi, "Disable Message Signaled Interrupt (MSI)"); | |
79 | ||
80 | typedef enum { | |
81 | BCM5706 = 0, | |
82 | NC370T, | |
83 | NC370I, | |
84 | BCM5706S, | |
85 | NC370F, | |
5b0c76ad MC |
86 | BCM5708, |
87 | BCM5708S, | |
bac0dff6 | 88 | BCM5709, |
27a005b8 | 89 | BCM5709S, |
b6016b76 MC |
90 | } board_t; |
91 | ||
92 | /* indexed by board_t, above */ | |
f71e1309 | 93 | static const struct { |
b6016b76 MC |
94 | char *name; |
95 | } board_info[] __devinitdata = { | |
96 | { "Broadcom NetXtreme II BCM5706 1000Base-T" }, | |
97 | { "HP NC370T Multifunction Gigabit Server Adapter" }, | |
98 | { "HP NC370i Multifunction Gigabit Server Adapter" }, | |
99 | { "Broadcom NetXtreme II BCM5706 1000Base-SX" }, | |
100 | { "HP NC370F Multifunction Gigabit Server Adapter" }, | |
5b0c76ad MC |
101 | { "Broadcom NetXtreme II BCM5708 1000Base-T" }, |
102 | { "Broadcom NetXtreme II BCM5708 1000Base-SX" }, | |
bac0dff6 | 103 | { "Broadcom NetXtreme II BCM5709 1000Base-T" }, |
27a005b8 | 104 | { "Broadcom NetXtreme II BCM5709 1000Base-SX" }, |
b6016b76 MC |
105 | }; |
106 | ||
107 | static struct pci_device_id bnx2_pci_tbl[] = { | |
108 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5706, | |
109 | PCI_VENDOR_ID_HP, 0x3101, 0, 0, NC370T }, | |
110 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5706, | |
111 | PCI_VENDOR_ID_HP, 0x3106, 0, 0, NC370I }, | |
112 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5706, | |
113 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM5706 }, | |
5b0c76ad MC |
114 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5708, |
115 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM5708 }, | |
b6016b76 MC |
116 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5706S, |
117 | PCI_VENDOR_ID_HP, 0x3102, 0, 0, NC370F }, | |
118 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5706S, | |
119 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM5706S }, | |
5b0c76ad MC |
120 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5708S, |
121 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM5708S }, | |
bac0dff6 MC |
122 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5709, |
123 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM5709 }, | |
27a005b8 MC |
124 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5709S, |
125 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM5709S }, | |
b6016b76 MC |
126 | { 0, } |
127 | }; | |
128 | ||
129 | static struct flash_spec flash_table[] = | |
130 | { | |
e30372c9 MC |
131 | #define BUFFERED_FLAGS (BNX2_NV_BUFFERED | BNX2_NV_TRANSLATE) |
132 | #define NONBUFFERED_FLAGS (BNX2_NV_WREN) | |
b6016b76 | 133 | /* Slow EEPROM */ |
37137709 | 134 | {0x00000000, 0x40830380, 0x009f0081, 0xa184a053, 0xaf000400, |
e30372c9 | 135 | BUFFERED_FLAGS, SEEPROM_PAGE_BITS, SEEPROM_PAGE_SIZE, |
b6016b76 MC |
136 | SEEPROM_BYTE_ADDR_MASK, SEEPROM_TOTAL_SIZE, |
137 | "EEPROM - slow"}, | |
37137709 MC |
138 | /* Expansion entry 0001 */ |
139 | {0x08000002, 0x4b808201, 0x00050081, 0x03840253, 0xaf020406, | |
e30372c9 | 140 | NONBUFFERED_FLAGS, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, |
37137709 MC |
141 | SAIFUN_FLASH_BYTE_ADDR_MASK, 0, |
142 | "Entry 0001"}, | |
b6016b76 MC |
143 | /* Saifun SA25F010 (non-buffered flash) */ |
144 | /* strap, cfg1, & write1 need updates */ | |
37137709 | 145 | {0x04000001, 0x47808201, 0x00050081, 0x03840253, 0xaf020406, |
e30372c9 | 146 | NONBUFFERED_FLAGS, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, |
b6016b76 MC |
147 | SAIFUN_FLASH_BYTE_ADDR_MASK, SAIFUN_FLASH_BASE_TOTAL_SIZE*2, |
148 | "Non-buffered flash (128kB)"}, | |
149 | /* Saifun SA25F020 (non-buffered flash) */ | |
150 | /* strap, cfg1, & write1 need updates */ | |
37137709 | 151 | {0x0c000003, 0x4f808201, 0x00050081, 0x03840253, 0xaf020406, |
e30372c9 | 152 | NONBUFFERED_FLAGS, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, |
b6016b76 MC |
153 | SAIFUN_FLASH_BYTE_ADDR_MASK, SAIFUN_FLASH_BASE_TOTAL_SIZE*4, |
154 | "Non-buffered flash (256kB)"}, | |
37137709 MC |
155 | /* Expansion entry 0100 */ |
156 | {0x11000000, 0x53808201, 0x00050081, 0x03840253, 0xaf020406, | |
e30372c9 | 157 | NONBUFFERED_FLAGS, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, |
37137709 MC |
158 | SAIFUN_FLASH_BYTE_ADDR_MASK, 0, |
159 | "Entry 0100"}, | |
160 | /* Entry 0101: ST M45PE10 (non-buffered flash, TetonII B0) */ | |
6aa20a22 | 161 | {0x19000002, 0x5b808201, 0x000500db, 0x03840253, 0xaf020406, |
e30372c9 | 162 | NONBUFFERED_FLAGS, ST_MICRO_FLASH_PAGE_BITS, ST_MICRO_FLASH_PAGE_SIZE, |
37137709 MC |
163 | ST_MICRO_FLASH_BYTE_ADDR_MASK, ST_MICRO_FLASH_BASE_TOTAL_SIZE*2, |
164 | "Entry 0101: ST M45PE10 (128kB non-bufferred)"}, | |
165 | /* Entry 0110: ST M45PE20 (non-buffered flash)*/ | |
166 | {0x15000001, 0x57808201, 0x000500db, 0x03840253, 0xaf020406, | |
e30372c9 | 167 | NONBUFFERED_FLAGS, ST_MICRO_FLASH_PAGE_BITS, ST_MICRO_FLASH_PAGE_SIZE, |
37137709 MC |
168 | ST_MICRO_FLASH_BYTE_ADDR_MASK, ST_MICRO_FLASH_BASE_TOTAL_SIZE*4, |
169 | "Entry 0110: ST M45PE20 (256kB non-bufferred)"}, | |
170 | /* Saifun SA25F005 (non-buffered flash) */ | |
171 | /* strap, cfg1, & write1 need updates */ | |
172 | {0x1d000003, 0x5f808201, 0x00050081, 0x03840253, 0xaf020406, | |
e30372c9 | 173 | NONBUFFERED_FLAGS, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, |
37137709 MC |
174 | SAIFUN_FLASH_BYTE_ADDR_MASK, SAIFUN_FLASH_BASE_TOTAL_SIZE, |
175 | "Non-buffered flash (64kB)"}, | |
176 | /* Fast EEPROM */ | |
177 | {0x22000000, 0x62808380, 0x009f0081, 0xa184a053, 0xaf000400, | |
e30372c9 | 178 | BUFFERED_FLAGS, SEEPROM_PAGE_BITS, SEEPROM_PAGE_SIZE, |
37137709 MC |
179 | SEEPROM_BYTE_ADDR_MASK, SEEPROM_TOTAL_SIZE, |
180 | "EEPROM - fast"}, | |
181 | /* Expansion entry 1001 */ | |
182 | {0x2a000002, 0x6b808201, 0x00050081, 0x03840253, 0xaf020406, | |
e30372c9 | 183 | NONBUFFERED_FLAGS, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, |
37137709 MC |
184 | SAIFUN_FLASH_BYTE_ADDR_MASK, 0, |
185 | "Entry 1001"}, | |
186 | /* Expansion entry 1010 */ | |
187 | {0x26000001, 0x67808201, 0x00050081, 0x03840253, 0xaf020406, | |
e30372c9 | 188 | NONBUFFERED_FLAGS, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, |
37137709 MC |
189 | SAIFUN_FLASH_BYTE_ADDR_MASK, 0, |
190 | "Entry 1010"}, | |
191 | /* ATMEL AT45DB011B (buffered flash) */ | |
192 | {0x2e000003, 0x6e808273, 0x00570081, 0x68848353, 0xaf000400, | |
e30372c9 | 193 | BUFFERED_FLAGS, BUFFERED_FLASH_PAGE_BITS, BUFFERED_FLASH_PAGE_SIZE, |
37137709 MC |
194 | BUFFERED_FLASH_BYTE_ADDR_MASK, BUFFERED_FLASH_TOTAL_SIZE, |
195 | "Buffered flash (128kB)"}, | |
196 | /* Expansion entry 1100 */ | |
197 | {0x33000000, 0x73808201, 0x00050081, 0x03840253, 0xaf020406, | |
e30372c9 | 198 | NONBUFFERED_FLAGS, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, |
37137709 MC |
199 | SAIFUN_FLASH_BYTE_ADDR_MASK, 0, |
200 | "Entry 1100"}, | |
201 | /* Expansion entry 1101 */ | |
202 | {0x3b000002, 0x7b808201, 0x00050081, 0x03840253, 0xaf020406, | |
e30372c9 | 203 | NONBUFFERED_FLAGS, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, |
37137709 MC |
204 | SAIFUN_FLASH_BYTE_ADDR_MASK, 0, |
205 | "Entry 1101"}, | |
206 | /* Ateml Expansion entry 1110 */ | |
207 | {0x37000001, 0x76808273, 0x00570081, 0x68848353, 0xaf000400, | |
e30372c9 | 208 | BUFFERED_FLAGS, BUFFERED_FLASH_PAGE_BITS, BUFFERED_FLASH_PAGE_SIZE, |
37137709 MC |
209 | BUFFERED_FLASH_BYTE_ADDR_MASK, 0, |
210 | "Entry 1110 (Atmel)"}, | |
211 | /* ATMEL AT45DB021B (buffered flash) */ | |
212 | {0x3f000003, 0x7e808273, 0x00570081, 0x68848353, 0xaf000400, | |
e30372c9 | 213 | BUFFERED_FLAGS, BUFFERED_FLASH_PAGE_BITS, BUFFERED_FLASH_PAGE_SIZE, |
37137709 MC |
214 | BUFFERED_FLASH_BYTE_ADDR_MASK, BUFFERED_FLASH_TOTAL_SIZE*2, |
215 | "Buffered flash (256kB)"}, | |
b6016b76 MC |
216 | }; |
217 | ||
e30372c9 MC |
218 | static struct flash_spec flash_5709 = { |
219 | .flags = BNX2_NV_BUFFERED, | |
220 | .page_bits = BCM5709_FLASH_PAGE_BITS, | |
221 | .page_size = BCM5709_FLASH_PAGE_SIZE, | |
222 | .addr_mask = BCM5709_FLASH_BYTE_ADDR_MASK, | |
223 | .total_size = BUFFERED_FLASH_TOTAL_SIZE*2, | |
224 | .name = "5709 Buffered flash (256kB)", | |
225 | }; | |
226 | ||
b6016b76 MC |
227 | MODULE_DEVICE_TABLE(pci, bnx2_pci_tbl); |
228 | ||
a550c99b | 229 | static inline u32 bnx2_tx_avail(struct bnx2 *bp, struct bnx2_napi *bnapi) |
e89bbf10 | 230 | { |
2f8af120 | 231 | u32 diff; |
e89bbf10 | 232 | |
2f8af120 | 233 | smp_mb(); |
faac9c4b MC |
234 | |
235 | /* The ring uses 256 indices for 255 entries, one of them | |
236 | * needs to be skipped. | |
237 | */ | |
a550c99b | 238 | diff = bp->tx_prod - bnapi->tx_cons; |
faac9c4b MC |
239 | if (unlikely(diff >= TX_DESC_CNT)) { |
240 | diff &= 0xffff; | |
241 | if (diff == TX_DESC_CNT) | |
242 | diff = MAX_TX_DESC_CNT; | |
243 | } | |
e89bbf10 MC |
244 | return (bp->tx_ring_size - diff); |
245 | } | |
246 | ||
b6016b76 MC |
247 | static u32 |
248 | bnx2_reg_rd_ind(struct bnx2 *bp, u32 offset) | |
249 | { | |
1b8227c4 MC |
250 | u32 val; |
251 | ||
252 | spin_lock_bh(&bp->indirect_lock); | |
b6016b76 | 253 | REG_WR(bp, BNX2_PCICFG_REG_WINDOW_ADDRESS, offset); |
1b8227c4 MC |
254 | val = REG_RD(bp, BNX2_PCICFG_REG_WINDOW); |
255 | spin_unlock_bh(&bp->indirect_lock); | |
256 | return val; | |
b6016b76 MC |
257 | } |
258 | ||
259 | static void | |
260 | bnx2_reg_wr_ind(struct bnx2 *bp, u32 offset, u32 val) | |
261 | { | |
1b8227c4 | 262 | spin_lock_bh(&bp->indirect_lock); |
b6016b76 MC |
263 | REG_WR(bp, BNX2_PCICFG_REG_WINDOW_ADDRESS, offset); |
264 | REG_WR(bp, BNX2_PCICFG_REG_WINDOW, val); | |
1b8227c4 | 265 | spin_unlock_bh(&bp->indirect_lock); |
b6016b76 MC |
266 | } |
267 | ||
268 | static void | |
269 | bnx2_ctx_wr(struct bnx2 *bp, u32 cid_addr, u32 offset, u32 val) | |
270 | { | |
271 | offset += cid_addr; | |
1b8227c4 | 272 | spin_lock_bh(&bp->indirect_lock); |
59b47d8a MC |
273 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
274 | int i; | |
275 | ||
276 | REG_WR(bp, BNX2_CTX_CTX_DATA, val); | |
277 | REG_WR(bp, BNX2_CTX_CTX_CTRL, | |
278 | offset | BNX2_CTX_CTX_CTRL_WRITE_REQ); | |
279 | for (i = 0; i < 5; i++) { | |
280 | u32 val; | |
281 | val = REG_RD(bp, BNX2_CTX_CTX_CTRL); | |
282 | if ((val & BNX2_CTX_CTX_CTRL_WRITE_REQ) == 0) | |
283 | break; | |
284 | udelay(5); | |
285 | } | |
286 | } else { | |
287 | REG_WR(bp, BNX2_CTX_DATA_ADR, offset); | |
288 | REG_WR(bp, BNX2_CTX_DATA, val); | |
289 | } | |
1b8227c4 | 290 | spin_unlock_bh(&bp->indirect_lock); |
b6016b76 MC |
291 | } |
292 | ||
293 | static int | |
294 | bnx2_read_phy(struct bnx2 *bp, u32 reg, u32 *val) | |
295 | { | |
296 | u32 val1; | |
297 | int i, ret; | |
298 | ||
299 | if (bp->phy_flags & PHY_INT_MODE_AUTO_POLLING_FLAG) { | |
300 | val1 = REG_RD(bp, BNX2_EMAC_MDIO_MODE); | |
301 | val1 &= ~BNX2_EMAC_MDIO_MODE_AUTO_POLL; | |
302 | ||
303 | REG_WR(bp, BNX2_EMAC_MDIO_MODE, val1); | |
304 | REG_RD(bp, BNX2_EMAC_MDIO_MODE); | |
305 | ||
306 | udelay(40); | |
307 | } | |
308 | ||
309 | val1 = (bp->phy_addr << 21) | (reg << 16) | | |
310 | BNX2_EMAC_MDIO_COMM_COMMAND_READ | BNX2_EMAC_MDIO_COMM_DISEXT | | |
311 | BNX2_EMAC_MDIO_COMM_START_BUSY; | |
312 | REG_WR(bp, BNX2_EMAC_MDIO_COMM, val1); | |
313 | ||
314 | for (i = 0; i < 50; i++) { | |
315 | udelay(10); | |
316 | ||
317 | val1 = REG_RD(bp, BNX2_EMAC_MDIO_COMM); | |
318 | if (!(val1 & BNX2_EMAC_MDIO_COMM_START_BUSY)) { | |
319 | udelay(5); | |
320 | ||
321 | val1 = REG_RD(bp, BNX2_EMAC_MDIO_COMM); | |
322 | val1 &= BNX2_EMAC_MDIO_COMM_DATA; | |
323 | ||
324 | break; | |
325 | } | |
326 | } | |
327 | ||
328 | if (val1 & BNX2_EMAC_MDIO_COMM_START_BUSY) { | |
329 | *val = 0x0; | |
330 | ret = -EBUSY; | |
331 | } | |
332 | else { | |
333 | *val = val1; | |
334 | ret = 0; | |
335 | } | |
336 | ||
337 | if (bp->phy_flags & PHY_INT_MODE_AUTO_POLLING_FLAG) { | |
338 | val1 = REG_RD(bp, BNX2_EMAC_MDIO_MODE); | |
339 | val1 |= BNX2_EMAC_MDIO_MODE_AUTO_POLL; | |
340 | ||
341 | REG_WR(bp, BNX2_EMAC_MDIO_MODE, val1); | |
342 | REG_RD(bp, BNX2_EMAC_MDIO_MODE); | |
343 | ||
344 | udelay(40); | |
345 | } | |
346 | ||
347 | return ret; | |
348 | } | |
349 | ||
350 | static int | |
351 | bnx2_write_phy(struct bnx2 *bp, u32 reg, u32 val) | |
352 | { | |
353 | u32 val1; | |
354 | int i, ret; | |
355 | ||
356 | if (bp->phy_flags & PHY_INT_MODE_AUTO_POLLING_FLAG) { | |
357 | val1 = REG_RD(bp, BNX2_EMAC_MDIO_MODE); | |
358 | val1 &= ~BNX2_EMAC_MDIO_MODE_AUTO_POLL; | |
359 | ||
360 | REG_WR(bp, BNX2_EMAC_MDIO_MODE, val1); | |
361 | REG_RD(bp, BNX2_EMAC_MDIO_MODE); | |
362 | ||
363 | udelay(40); | |
364 | } | |
365 | ||
366 | val1 = (bp->phy_addr << 21) | (reg << 16) | val | | |
367 | BNX2_EMAC_MDIO_COMM_COMMAND_WRITE | | |
368 | BNX2_EMAC_MDIO_COMM_START_BUSY | BNX2_EMAC_MDIO_COMM_DISEXT; | |
369 | REG_WR(bp, BNX2_EMAC_MDIO_COMM, val1); | |
6aa20a22 | 370 | |
b6016b76 MC |
371 | for (i = 0; i < 50; i++) { |
372 | udelay(10); | |
373 | ||
374 | val1 = REG_RD(bp, BNX2_EMAC_MDIO_COMM); | |
375 | if (!(val1 & BNX2_EMAC_MDIO_COMM_START_BUSY)) { | |
376 | udelay(5); | |
377 | break; | |
378 | } | |
379 | } | |
380 | ||
381 | if (val1 & BNX2_EMAC_MDIO_COMM_START_BUSY) | |
382 | ret = -EBUSY; | |
383 | else | |
384 | ret = 0; | |
385 | ||
386 | if (bp->phy_flags & PHY_INT_MODE_AUTO_POLLING_FLAG) { | |
387 | val1 = REG_RD(bp, BNX2_EMAC_MDIO_MODE); | |
388 | val1 |= BNX2_EMAC_MDIO_MODE_AUTO_POLL; | |
389 | ||
390 | REG_WR(bp, BNX2_EMAC_MDIO_MODE, val1); | |
391 | REG_RD(bp, BNX2_EMAC_MDIO_MODE); | |
392 | ||
393 | udelay(40); | |
394 | } | |
395 | ||
396 | return ret; | |
397 | } | |
398 | ||
399 | static void | |
400 | bnx2_disable_int(struct bnx2 *bp) | |
401 | { | |
402 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, | |
403 | BNX2_PCICFG_INT_ACK_CMD_MASK_INT); | |
404 | REG_RD(bp, BNX2_PCICFG_INT_ACK_CMD); | |
405 | } | |
406 | ||
407 | static void | |
408 | bnx2_enable_int(struct bnx2 *bp) | |
409 | { | |
35efa7c1 MC |
410 | struct bnx2_napi *bnapi = &bp->bnx2_napi; |
411 | ||
1269a8a6 MC |
412 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, |
413 | BNX2_PCICFG_INT_ACK_CMD_INDEX_VALID | | |
35efa7c1 | 414 | BNX2_PCICFG_INT_ACK_CMD_MASK_INT | bnapi->last_status_idx); |
1269a8a6 | 415 | |
b6016b76 | 416 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, |
35efa7c1 | 417 | BNX2_PCICFG_INT_ACK_CMD_INDEX_VALID | bnapi->last_status_idx); |
b6016b76 | 418 | |
bf5295bb | 419 | REG_WR(bp, BNX2_HC_COMMAND, bp->hc_cmd | BNX2_HC_COMMAND_COAL_NOW); |
b6016b76 MC |
420 | } |
421 | ||
422 | static void | |
423 | bnx2_disable_int_sync(struct bnx2 *bp) | |
424 | { | |
425 | atomic_inc(&bp->intr_sem); | |
426 | bnx2_disable_int(bp); | |
427 | synchronize_irq(bp->pdev->irq); | |
428 | } | |
429 | ||
35efa7c1 MC |
430 | static void |
431 | bnx2_napi_disable(struct bnx2 *bp) | |
432 | { | |
433 | napi_disable(&bp->bnx2_napi.napi); | |
434 | } | |
435 | ||
436 | static void | |
437 | bnx2_napi_enable(struct bnx2 *bp) | |
438 | { | |
439 | napi_enable(&bp->bnx2_napi.napi); | |
440 | } | |
441 | ||
b6016b76 MC |
442 | static void |
443 | bnx2_netif_stop(struct bnx2 *bp) | |
444 | { | |
445 | bnx2_disable_int_sync(bp); | |
446 | if (netif_running(bp->dev)) { | |
35efa7c1 | 447 | bnx2_napi_disable(bp); |
b6016b76 MC |
448 | netif_tx_disable(bp->dev); |
449 | bp->dev->trans_start = jiffies; /* prevent tx timeout */ | |
450 | } | |
451 | } | |
452 | ||
453 | static void | |
454 | bnx2_netif_start(struct bnx2 *bp) | |
455 | { | |
456 | if (atomic_dec_and_test(&bp->intr_sem)) { | |
457 | if (netif_running(bp->dev)) { | |
458 | netif_wake_queue(bp->dev); | |
35efa7c1 | 459 | bnx2_napi_enable(bp); |
b6016b76 MC |
460 | bnx2_enable_int(bp); |
461 | } | |
462 | } | |
463 | } | |
464 | ||
465 | static void | |
466 | bnx2_free_mem(struct bnx2 *bp) | |
467 | { | |
13daffa2 MC |
468 | int i; |
469 | ||
59b47d8a MC |
470 | for (i = 0; i < bp->ctx_pages; i++) { |
471 | if (bp->ctx_blk[i]) { | |
472 | pci_free_consistent(bp->pdev, BCM_PAGE_SIZE, | |
473 | bp->ctx_blk[i], | |
474 | bp->ctx_blk_mapping[i]); | |
475 | bp->ctx_blk[i] = NULL; | |
476 | } | |
477 | } | |
b6016b76 | 478 | if (bp->status_blk) { |
0f31f994 | 479 | pci_free_consistent(bp->pdev, bp->status_stats_size, |
b6016b76 MC |
480 | bp->status_blk, bp->status_blk_mapping); |
481 | bp->status_blk = NULL; | |
0f31f994 | 482 | bp->stats_blk = NULL; |
b6016b76 MC |
483 | } |
484 | if (bp->tx_desc_ring) { | |
e343d55c | 485 | pci_free_consistent(bp->pdev, TXBD_RING_SIZE, |
b6016b76 MC |
486 | bp->tx_desc_ring, bp->tx_desc_mapping); |
487 | bp->tx_desc_ring = NULL; | |
488 | } | |
b4558ea9 JJ |
489 | kfree(bp->tx_buf_ring); |
490 | bp->tx_buf_ring = NULL; | |
13daffa2 MC |
491 | for (i = 0; i < bp->rx_max_ring; i++) { |
492 | if (bp->rx_desc_ring[i]) | |
e343d55c | 493 | pci_free_consistent(bp->pdev, RXBD_RING_SIZE, |
13daffa2 MC |
494 | bp->rx_desc_ring[i], |
495 | bp->rx_desc_mapping[i]); | |
496 | bp->rx_desc_ring[i] = NULL; | |
497 | } | |
498 | vfree(bp->rx_buf_ring); | |
b4558ea9 | 499 | bp->rx_buf_ring = NULL; |
47bf4246 MC |
500 | for (i = 0; i < bp->rx_max_pg_ring; i++) { |
501 | if (bp->rx_pg_desc_ring[i]) | |
502 | pci_free_consistent(bp->pdev, RXBD_RING_SIZE, | |
503 | bp->rx_pg_desc_ring[i], | |
504 | bp->rx_pg_desc_mapping[i]); | |
505 | bp->rx_pg_desc_ring[i] = NULL; | |
506 | } | |
507 | if (bp->rx_pg_ring) | |
508 | vfree(bp->rx_pg_ring); | |
509 | bp->rx_pg_ring = NULL; | |
b6016b76 MC |
510 | } |
511 | ||
512 | static int | |
513 | bnx2_alloc_mem(struct bnx2 *bp) | |
514 | { | |
0f31f994 | 515 | int i, status_blk_size; |
13daffa2 | 516 | |
e343d55c | 517 | bp->tx_buf_ring = kzalloc(SW_TXBD_RING_SIZE, GFP_KERNEL); |
b6016b76 MC |
518 | if (bp->tx_buf_ring == NULL) |
519 | return -ENOMEM; | |
520 | ||
e343d55c | 521 | bp->tx_desc_ring = pci_alloc_consistent(bp->pdev, TXBD_RING_SIZE, |
b6016b76 MC |
522 | &bp->tx_desc_mapping); |
523 | if (bp->tx_desc_ring == NULL) | |
524 | goto alloc_mem_err; | |
525 | ||
e343d55c | 526 | bp->rx_buf_ring = vmalloc(SW_RXBD_RING_SIZE * bp->rx_max_ring); |
b6016b76 MC |
527 | if (bp->rx_buf_ring == NULL) |
528 | goto alloc_mem_err; | |
529 | ||
e343d55c | 530 | memset(bp->rx_buf_ring, 0, SW_RXBD_RING_SIZE * bp->rx_max_ring); |
13daffa2 MC |
531 | |
532 | for (i = 0; i < bp->rx_max_ring; i++) { | |
533 | bp->rx_desc_ring[i] = | |
e343d55c | 534 | pci_alloc_consistent(bp->pdev, RXBD_RING_SIZE, |
13daffa2 MC |
535 | &bp->rx_desc_mapping[i]); |
536 | if (bp->rx_desc_ring[i] == NULL) | |
537 | goto alloc_mem_err; | |
538 | ||
539 | } | |
b6016b76 | 540 | |
47bf4246 MC |
541 | if (bp->rx_pg_ring_size) { |
542 | bp->rx_pg_ring = vmalloc(SW_RXPG_RING_SIZE * | |
543 | bp->rx_max_pg_ring); | |
544 | if (bp->rx_pg_ring == NULL) | |
545 | goto alloc_mem_err; | |
546 | ||
547 | memset(bp->rx_pg_ring, 0, SW_RXPG_RING_SIZE * | |
548 | bp->rx_max_pg_ring); | |
549 | } | |
550 | ||
551 | for (i = 0; i < bp->rx_max_pg_ring; i++) { | |
552 | bp->rx_pg_desc_ring[i] = | |
553 | pci_alloc_consistent(bp->pdev, RXBD_RING_SIZE, | |
554 | &bp->rx_pg_desc_mapping[i]); | |
555 | if (bp->rx_pg_desc_ring[i] == NULL) | |
556 | goto alloc_mem_err; | |
557 | ||
558 | } | |
559 | ||
0f31f994 MC |
560 | /* Combine status and statistics blocks into one allocation. */ |
561 | status_blk_size = L1_CACHE_ALIGN(sizeof(struct status_block)); | |
562 | bp->status_stats_size = status_blk_size + | |
563 | sizeof(struct statistics_block); | |
564 | ||
565 | bp->status_blk = pci_alloc_consistent(bp->pdev, bp->status_stats_size, | |
b6016b76 MC |
566 | &bp->status_blk_mapping); |
567 | if (bp->status_blk == NULL) | |
568 | goto alloc_mem_err; | |
569 | ||
0f31f994 | 570 | memset(bp->status_blk, 0, bp->status_stats_size); |
b6016b76 | 571 | |
35efa7c1 MC |
572 | bp->bnx2_napi.status_blk = bp->status_blk; |
573 | ||
0f31f994 MC |
574 | bp->stats_blk = (void *) ((unsigned long) bp->status_blk + |
575 | status_blk_size); | |
b6016b76 | 576 | |
0f31f994 | 577 | bp->stats_blk_mapping = bp->status_blk_mapping + status_blk_size; |
b6016b76 | 578 | |
59b47d8a MC |
579 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
580 | bp->ctx_pages = 0x2000 / BCM_PAGE_SIZE; | |
581 | if (bp->ctx_pages == 0) | |
582 | bp->ctx_pages = 1; | |
583 | for (i = 0; i < bp->ctx_pages; i++) { | |
584 | bp->ctx_blk[i] = pci_alloc_consistent(bp->pdev, | |
585 | BCM_PAGE_SIZE, | |
586 | &bp->ctx_blk_mapping[i]); | |
587 | if (bp->ctx_blk[i] == NULL) | |
588 | goto alloc_mem_err; | |
589 | } | |
590 | } | |
b6016b76 MC |
591 | return 0; |
592 | ||
593 | alloc_mem_err: | |
594 | bnx2_free_mem(bp); | |
595 | return -ENOMEM; | |
596 | } | |
597 | ||
e3648b3d MC |
598 | static void |
599 | bnx2_report_fw_link(struct bnx2 *bp) | |
600 | { | |
601 | u32 fw_link_status = 0; | |
602 | ||
0d8a6571 MC |
603 | if (bp->phy_flags & REMOTE_PHY_CAP_FLAG) |
604 | return; | |
605 | ||
e3648b3d MC |
606 | if (bp->link_up) { |
607 | u32 bmsr; | |
608 | ||
609 | switch (bp->line_speed) { | |
610 | case SPEED_10: | |
611 | if (bp->duplex == DUPLEX_HALF) | |
612 | fw_link_status = BNX2_LINK_STATUS_10HALF; | |
613 | else | |
614 | fw_link_status = BNX2_LINK_STATUS_10FULL; | |
615 | break; | |
616 | case SPEED_100: | |
617 | if (bp->duplex == DUPLEX_HALF) | |
618 | fw_link_status = BNX2_LINK_STATUS_100HALF; | |
619 | else | |
620 | fw_link_status = BNX2_LINK_STATUS_100FULL; | |
621 | break; | |
622 | case SPEED_1000: | |
623 | if (bp->duplex == DUPLEX_HALF) | |
624 | fw_link_status = BNX2_LINK_STATUS_1000HALF; | |
625 | else | |
626 | fw_link_status = BNX2_LINK_STATUS_1000FULL; | |
627 | break; | |
628 | case SPEED_2500: | |
629 | if (bp->duplex == DUPLEX_HALF) | |
630 | fw_link_status = BNX2_LINK_STATUS_2500HALF; | |
631 | else | |
632 | fw_link_status = BNX2_LINK_STATUS_2500FULL; | |
633 | break; | |
634 | } | |
635 | ||
636 | fw_link_status |= BNX2_LINK_STATUS_LINK_UP; | |
637 | ||
638 | if (bp->autoneg) { | |
639 | fw_link_status |= BNX2_LINK_STATUS_AN_ENABLED; | |
640 | ||
ca58c3af MC |
641 | bnx2_read_phy(bp, bp->mii_bmsr, &bmsr); |
642 | bnx2_read_phy(bp, bp->mii_bmsr, &bmsr); | |
e3648b3d MC |
643 | |
644 | if (!(bmsr & BMSR_ANEGCOMPLETE) || | |
645 | bp->phy_flags & PHY_PARALLEL_DETECT_FLAG) | |
646 | fw_link_status |= BNX2_LINK_STATUS_PARALLEL_DET; | |
647 | else | |
648 | fw_link_status |= BNX2_LINK_STATUS_AN_COMPLETE; | |
649 | } | |
650 | } | |
651 | else | |
652 | fw_link_status = BNX2_LINK_STATUS_LINK_DOWN; | |
653 | ||
654 | REG_WR_IND(bp, bp->shmem_base + BNX2_LINK_STATUS, fw_link_status); | |
655 | } | |
656 | ||
9b1084b8 MC |
657 | static char * |
658 | bnx2_xceiver_str(struct bnx2 *bp) | |
659 | { | |
660 | return ((bp->phy_port == PORT_FIBRE) ? "SerDes" : | |
661 | ((bp->phy_flags & PHY_SERDES_FLAG) ? "Remote Copper" : | |
662 | "Copper")); | |
663 | } | |
664 | ||
b6016b76 MC |
665 | static void |
666 | bnx2_report_link(struct bnx2 *bp) | |
667 | { | |
668 | if (bp->link_up) { | |
669 | netif_carrier_on(bp->dev); | |
9b1084b8 MC |
670 | printk(KERN_INFO PFX "%s NIC %s Link is Up, ", bp->dev->name, |
671 | bnx2_xceiver_str(bp)); | |
b6016b76 MC |
672 | |
673 | printk("%d Mbps ", bp->line_speed); | |
674 | ||
675 | if (bp->duplex == DUPLEX_FULL) | |
676 | printk("full duplex"); | |
677 | else | |
678 | printk("half duplex"); | |
679 | ||
680 | if (bp->flow_ctrl) { | |
681 | if (bp->flow_ctrl & FLOW_CTRL_RX) { | |
682 | printk(", receive "); | |
683 | if (bp->flow_ctrl & FLOW_CTRL_TX) | |
684 | printk("& transmit "); | |
685 | } | |
686 | else { | |
687 | printk(", transmit "); | |
688 | } | |
689 | printk("flow control ON"); | |
690 | } | |
691 | printk("\n"); | |
692 | } | |
693 | else { | |
694 | netif_carrier_off(bp->dev); | |
9b1084b8 MC |
695 | printk(KERN_ERR PFX "%s NIC %s Link is Down\n", bp->dev->name, |
696 | bnx2_xceiver_str(bp)); | |
b6016b76 | 697 | } |
e3648b3d MC |
698 | |
699 | bnx2_report_fw_link(bp); | |
b6016b76 MC |
700 | } |
701 | ||
702 | static void | |
703 | bnx2_resolve_flow_ctrl(struct bnx2 *bp) | |
704 | { | |
705 | u32 local_adv, remote_adv; | |
706 | ||
707 | bp->flow_ctrl = 0; | |
6aa20a22 | 708 | if ((bp->autoneg & (AUTONEG_SPEED | AUTONEG_FLOW_CTRL)) != |
b6016b76 MC |
709 | (AUTONEG_SPEED | AUTONEG_FLOW_CTRL)) { |
710 | ||
711 | if (bp->duplex == DUPLEX_FULL) { | |
712 | bp->flow_ctrl = bp->req_flow_ctrl; | |
713 | } | |
714 | return; | |
715 | } | |
716 | ||
717 | if (bp->duplex != DUPLEX_FULL) { | |
718 | return; | |
719 | } | |
720 | ||
5b0c76ad MC |
721 | if ((bp->phy_flags & PHY_SERDES_FLAG) && |
722 | (CHIP_NUM(bp) == CHIP_NUM_5708)) { | |
723 | u32 val; | |
724 | ||
725 | bnx2_read_phy(bp, BCM5708S_1000X_STAT1, &val); | |
726 | if (val & BCM5708S_1000X_STAT1_TX_PAUSE) | |
727 | bp->flow_ctrl |= FLOW_CTRL_TX; | |
728 | if (val & BCM5708S_1000X_STAT1_RX_PAUSE) | |
729 | bp->flow_ctrl |= FLOW_CTRL_RX; | |
730 | return; | |
731 | } | |
732 | ||
ca58c3af MC |
733 | bnx2_read_phy(bp, bp->mii_adv, &local_adv); |
734 | bnx2_read_phy(bp, bp->mii_lpa, &remote_adv); | |
b6016b76 MC |
735 | |
736 | if (bp->phy_flags & PHY_SERDES_FLAG) { | |
737 | u32 new_local_adv = 0; | |
738 | u32 new_remote_adv = 0; | |
739 | ||
740 | if (local_adv & ADVERTISE_1000XPAUSE) | |
741 | new_local_adv |= ADVERTISE_PAUSE_CAP; | |
742 | if (local_adv & ADVERTISE_1000XPSE_ASYM) | |
743 | new_local_adv |= ADVERTISE_PAUSE_ASYM; | |
744 | if (remote_adv & ADVERTISE_1000XPAUSE) | |
745 | new_remote_adv |= ADVERTISE_PAUSE_CAP; | |
746 | if (remote_adv & ADVERTISE_1000XPSE_ASYM) | |
747 | new_remote_adv |= ADVERTISE_PAUSE_ASYM; | |
748 | ||
749 | local_adv = new_local_adv; | |
750 | remote_adv = new_remote_adv; | |
751 | } | |
752 | ||
753 | /* See Table 28B-3 of 802.3ab-1999 spec. */ | |
754 | if (local_adv & ADVERTISE_PAUSE_CAP) { | |
755 | if(local_adv & ADVERTISE_PAUSE_ASYM) { | |
756 | if (remote_adv & ADVERTISE_PAUSE_CAP) { | |
757 | bp->flow_ctrl = FLOW_CTRL_TX | FLOW_CTRL_RX; | |
758 | } | |
759 | else if (remote_adv & ADVERTISE_PAUSE_ASYM) { | |
760 | bp->flow_ctrl = FLOW_CTRL_RX; | |
761 | } | |
762 | } | |
763 | else { | |
764 | if (remote_adv & ADVERTISE_PAUSE_CAP) { | |
765 | bp->flow_ctrl = FLOW_CTRL_TX | FLOW_CTRL_RX; | |
766 | } | |
767 | } | |
768 | } | |
769 | else if (local_adv & ADVERTISE_PAUSE_ASYM) { | |
770 | if ((remote_adv & ADVERTISE_PAUSE_CAP) && | |
771 | (remote_adv & ADVERTISE_PAUSE_ASYM)) { | |
772 | ||
773 | bp->flow_ctrl = FLOW_CTRL_TX; | |
774 | } | |
775 | } | |
776 | } | |
777 | ||
27a005b8 MC |
778 | static int |
779 | bnx2_5709s_linkup(struct bnx2 *bp) | |
780 | { | |
781 | u32 val, speed; | |
782 | ||
783 | bp->link_up = 1; | |
784 | ||
785 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_GP_STATUS); | |
786 | bnx2_read_phy(bp, MII_BNX2_GP_TOP_AN_STATUS1, &val); | |
787 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_COMBO_IEEEB0); | |
788 | ||
789 | if ((bp->autoneg & AUTONEG_SPEED) == 0) { | |
790 | bp->line_speed = bp->req_line_speed; | |
791 | bp->duplex = bp->req_duplex; | |
792 | return 0; | |
793 | } | |
794 | speed = val & MII_BNX2_GP_TOP_AN_SPEED_MSK; | |
795 | switch (speed) { | |
796 | case MII_BNX2_GP_TOP_AN_SPEED_10: | |
797 | bp->line_speed = SPEED_10; | |
798 | break; | |
799 | case MII_BNX2_GP_TOP_AN_SPEED_100: | |
800 | bp->line_speed = SPEED_100; | |
801 | break; | |
802 | case MII_BNX2_GP_TOP_AN_SPEED_1G: | |
803 | case MII_BNX2_GP_TOP_AN_SPEED_1GKV: | |
804 | bp->line_speed = SPEED_1000; | |
805 | break; | |
806 | case MII_BNX2_GP_TOP_AN_SPEED_2_5G: | |
807 | bp->line_speed = SPEED_2500; | |
808 | break; | |
809 | } | |
810 | if (val & MII_BNX2_GP_TOP_AN_FD) | |
811 | bp->duplex = DUPLEX_FULL; | |
812 | else | |
813 | bp->duplex = DUPLEX_HALF; | |
814 | return 0; | |
815 | } | |
816 | ||
b6016b76 | 817 | static int |
5b0c76ad MC |
818 | bnx2_5708s_linkup(struct bnx2 *bp) |
819 | { | |
820 | u32 val; | |
821 | ||
822 | bp->link_up = 1; | |
823 | bnx2_read_phy(bp, BCM5708S_1000X_STAT1, &val); | |
824 | switch (val & BCM5708S_1000X_STAT1_SPEED_MASK) { | |
825 | case BCM5708S_1000X_STAT1_SPEED_10: | |
826 | bp->line_speed = SPEED_10; | |
827 | break; | |
828 | case BCM5708S_1000X_STAT1_SPEED_100: | |
829 | bp->line_speed = SPEED_100; | |
830 | break; | |
831 | case BCM5708S_1000X_STAT1_SPEED_1G: | |
832 | bp->line_speed = SPEED_1000; | |
833 | break; | |
834 | case BCM5708S_1000X_STAT1_SPEED_2G5: | |
835 | bp->line_speed = SPEED_2500; | |
836 | break; | |
837 | } | |
838 | if (val & BCM5708S_1000X_STAT1_FD) | |
839 | bp->duplex = DUPLEX_FULL; | |
840 | else | |
841 | bp->duplex = DUPLEX_HALF; | |
842 | ||
843 | return 0; | |
844 | } | |
845 | ||
846 | static int | |
847 | bnx2_5706s_linkup(struct bnx2 *bp) | |
b6016b76 MC |
848 | { |
849 | u32 bmcr, local_adv, remote_adv, common; | |
850 | ||
851 | bp->link_up = 1; | |
852 | bp->line_speed = SPEED_1000; | |
853 | ||
ca58c3af | 854 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
b6016b76 MC |
855 | if (bmcr & BMCR_FULLDPLX) { |
856 | bp->duplex = DUPLEX_FULL; | |
857 | } | |
858 | else { | |
859 | bp->duplex = DUPLEX_HALF; | |
860 | } | |
861 | ||
862 | if (!(bmcr & BMCR_ANENABLE)) { | |
863 | return 0; | |
864 | } | |
865 | ||
ca58c3af MC |
866 | bnx2_read_phy(bp, bp->mii_adv, &local_adv); |
867 | bnx2_read_phy(bp, bp->mii_lpa, &remote_adv); | |
b6016b76 MC |
868 | |
869 | common = local_adv & remote_adv; | |
870 | if (common & (ADVERTISE_1000XHALF | ADVERTISE_1000XFULL)) { | |
871 | ||
872 | if (common & ADVERTISE_1000XFULL) { | |
873 | bp->duplex = DUPLEX_FULL; | |
874 | } | |
875 | else { | |
876 | bp->duplex = DUPLEX_HALF; | |
877 | } | |
878 | } | |
879 | ||
880 | return 0; | |
881 | } | |
882 | ||
883 | static int | |
884 | bnx2_copper_linkup(struct bnx2 *bp) | |
885 | { | |
886 | u32 bmcr; | |
887 | ||
ca58c3af | 888 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
b6016b76 MC |
889 | if (bmcr & BMCR_ANENABLE) { |
890 | u32 local_adv, remote_adv, common; | |
891 | ||
892 | bnx2_read_phy(bp, MII_CTRL1000, &local_adv); | |
893 | bnx2_read_phy(bp, MII_STAT1000, &remote_adv); | |
894 | ||
895 | common = local_adv & (remote_adv >> 2); | |
896 | if (common & ADVERTISE_1000FULL) { | |
897 | bp->line_speed = SPEED_1000; | |
898 | bp->duplex = DUPLEX_FULL; | |
899 | } | |
900 | else if (common & ADVERTISE_1000HALF) { | |
901 | bp->line_speed = SPEED_1000; | |
902 | bp->duplex = DUPLEX_HALF; | |
903 | } | |
904 | else { | |
ca58c3af MC |
905 | bnx2_read_phy(bp, bp->mii_adv, &local_adv); |
906 | bnx2_read_phy(bp, bp->mii_lpa, &remote_adv); | |
b6016b76 MC |
907 | |
908 | common = local_adv & remote_adv; | |
909 | if (common & ADVERTISE_100FULL) { | |
910 | bp->line_speed = SPEED_100; | |
911 | bp->duplex = DUPLEX_FULL; | |
912 | } | |
913 | else if (common & ADVERTISE_100HALF) { | |
914 | bp->line_speed = SPEED_100; | |
915 | bp->duplex = DUPLEX_HALF; | |
916 | } | |
917 | else if (common & ADVERTISE_10FULL) { | |
918 | bp->line_speed = SPEED_10; | |
919 | bp->duplex = DUPLEX_FULL; | |
920 | } | |
921 | else if (common & ADVERTISE_10HALF) { | |
922 | bp->line_speed = SPEED_10; | |
923 | bp->duplex = DUPLEX_HALF; | |
924 | } | |
925 | else { | |
926 | bp->line_speed = 0; | |
927 | bp->link_up = 0; | |
928 | } | |
929 | } | |
930 | } | |
931 | else { | |
932 | if (bmcr & BMCR_SPEED100) { | |
933 | bp->line_speed = SPEED_100; | |
934 | } | |
935 | else { | |
936 | bp->line_speed = SPEED_10; | |
937 | } | |
938 | if (bmcr & BMCR_FULLDPLX) { | |
939 | bp->duplex = DUPLEX_FULL; | |
940 | } | |
941 | else { | |
942 | bp->duplex = DUPLEX_HALF; | |
943 | } | |
944 | } | |
945 | ||
946 | return 0; | |
947 | } | |
948 | ||
949 | static int | |
950 | bnx2_set_mac_link(struct bnx2 *bp) | |
951 | { | |
952 | u32 val; | |
953 | ||
954 | REG_WR(bp, BNX2_EMAC_TX_LENGTHS, 0x2620); | |
955 | if (bp->link_up && (bp->line_speed == SPEED_1000) && | |
956 | (bp->duplex == DUPLEX_HALF)) { | |
957 | REG_WR(bp, BNX2_EMAC_TX_LENGTHS, 0x26ff); | |
958 | } | |
959 | ||
960 | /* Configure the EMAC mode register. */ | |
961 | val = REG_RD(bp, BNX2_EMAC_MODE); | |
962 | ||
963 | val &= ~(BNX2_EMAC_MODE_PORT | BNX2_EMAC_MODE_HALF_DUPLEX | | |
5b0c76ad | 964 | BNX2_EMAC_MODE_MAC_LOOP | BNX2_EMAC_MODE_FORCE_LINK | |
59b47d8a | 965 | BNX2_EMAC_MODE_25G_MODE); |
b6016b76 MC |
966 | |
967 | if (bp->link_up) { | |
5b0c76ad MC |
968 | switch (bp->line_speed) { |
969 | case SPEED_10: | |
59b47d8a MC |
970 | if (CHIP_NUM(bp) != CHIP_NUM_5706) { |
971 | val |= BNX2_EMAC_MODE_PORT_MII_10M; | |
5b0c76ad MC |
972 | break; |
973 | } | |
974 | /* fall through */ | |
975 | case SPEED_100: | |
976 | val |= BNX2_EMAC_MODE_PORT_MII; | |
977 | break; | |
978 | case SPEED_2500: | |
59b47d8a | 979 | val |= BNX2_EMAC_MODE_25G_MODE; |
5b0c76ad MC |
980 | /* fall through */ |
981 | case SPEED_1000: | |
982 | val |= BNX2_EMAC_MODE_PORT_GMII; | |
983 | break; | |
984 | } | |
b6016b76 MC |
985 | } |
986 | else { | |
987 | val |= BNX2_EMAC_MODE_PORT_GMII; | |
988 | } | |
989 | ||
990 | /* Set the MAC to operate in the appropriate duplex mode. */ | |
991 | if (bp->duplex == DUPLEX_HALF) | |
992 | val |= BNX2_EMAC_MODE_HALF_DUPLEX; | |
993 | REG_WR(bp, BNX2_EMAC_MODE, val); | |
994 | ||
995 | /* Enable/disable rx PAUSE. */ | |
996 | bp->rx_mode &= ~BNX2_EMAC_RX_MODE_FLOW_EN; | |
997 | ||
998 | if (bp->flow_ctrl & FLOW_CTRL_RX) | |
999 | bp->rx_mode |= BNX2_EMAC_RX_MODE_FLOW_EN; | |
1000 | REG_WR(bp, BNX2_EMAC_RX_MODE, bp->rx_mode); | |
1001 | ||
1002 | /* Enable/disable tx PAUSE. */ | |
1003 | val = REG_RD(bp, BNX2_EMAC_TX_MODE); | |
1004 | val &= ~BNX2_EMAC_TX_MODE_FLOW_EN; | |
1005 | ||
1006 | if (bp->flow_ctrl & FLOW_CTRL_TX) | |
1007 | val |= BNX2_EMAC_TX_MODE_FLOW_EN; | |
1008 | REG_WR(bp, BNX2_EMAC_TX_MODE, val); | |
1009 | ||
1010 | /* Acknowledge the interrupt. */ | |
1011 | REG_WR(bp, BNX2_EMAC_STATUS, BNX2_EMAC_STATUS_LINK_CHANGE); | |
1012 | ||
1013 | return 0; | |
1014 | } | |
1015 | ||
27a005b8 MC |
1016 | static void |
1017 | bnx2_enable_bmsr1(struct bnx2 *bp) | |
1018 | { | |
1019 | if ((bp->phy_flags & PHY_SERDES_FLAG) && | |
1020 | (CHIP_NUM(bp) == CHIP_NUM_5709)) | |
1021 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, | |
1022 | MII_BNX2_BLK_ADDR_GP_STATUS); | |
1023 | } | |
1024 | ||
1025 | static void | |
1026 | bnx2_disable_bmsr1(struct bnx2 *bp) | |
1027 | { | |
1028 | if ((bp->phy_flags & PHY_SERDES_FLAG) && | |
1029 | (CHIP_NUM(bp) == CHIP_NUM_5709)) | |
1030 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, | |
1031 | MII_BNX2_BLK_ADDR_COMBO_IEEEB0); | |
1032 | } | |
1033 | ||
605a9e20 MC |
1034 | static int |
1035 | bnx2_test_and_enable_2g5(struct bnx2 *bp) | |
1036 | { | |
1037 | u32 up1; | |
1038 | int ret = 1; | |
1039 | ||
1040 | if (!(bp->phy_flags & PHY_2_5G_CAPABLE_FLAG)) | |
1041 | return 0; | |
1042 | ||
1043 | if (bp->autoneg & AUTONEG_SPEED) | |
1044 | bp->advertising |= ADVERTISED_2500baseX_Full; | |
1045 | ||
27a005b8 MC |
1046 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
1047 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_OVER1G); | |
1048 | ||
605a9e20 MC |
1049 | bnx2_read_phy(bp, bp->mii_up1, &up1); |
1050 | if (!(up1 & BCM5708S_UP1_2G5)) { | |
1051 | up1 |= BCM5708S_UP1_2G5; | |
1052 | bnx2_write_phy(bp, bp->mii_up1, up1); | |
1053 | ret = 0; | |
1054 | } | |
1055 | ||
27a005b8 MC |
1056 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
1057 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, | |
1058 | MII_BNX2_BLK_ADDR_COMBO_IEEEB0); | |
1059 | ||
605a9e20 MC |
1060 | return ret; |
1061 | } | |
1062 | ||
1063 | static int | |
1064 | bnx2_test_and_disable_2g5(struct bnx2 *bp) | |
1065 | { | |
1066 | u32 up1; | |
1067 | int ret = 0; | |
1068 | ||
1069 | if (!(bp->phy_flags & PHY_2_5G_CAPABLE_FLAG)) | |
1070 | return 0; | |
1071 | ||
27a005b8 MC |
1072 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
1073 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_OVER1G); | |
1074 | ||
605a9e20 MC |
1075 | bnx2_read_phy(bp, bp->mii_up1, &up1); |
1076 | if (up1 & BCM5708S_UP1_2G5) { | |
1077 | up1 &= ~BCM5708S_UP1_2G5; | |
1078 | bnx2_write_phy(bp, bp->mii_up1, up1); | |
1079 | ret = 1; | |
1080 | } | |
1081 | ||
27a005b8 MC |
1082 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
1083 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, | |
1084 | MII_BNX2_BLK_ADDR_COMBO_IEEEB0); | |
1085 | ||
605a9e20 MC |
1086 | return ret; |
1087 | } | |
1088 | ||
1089 | static void | |
1090 | bnx2_enable_forced_2g5(struct bnx2 *bp) | |
1091 | { | |
1092 | u32 bmcr; | |
1093 | ||
1094 | if (!(bp->phy_flags & PHY_2_5G_CAPABLE_FLAG)) | |
1095 | return; | |
1096 | ||
27a005b8 MC |
1097 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
1098 | u32 val; | |
1099 | ||
1100 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, | |
1101 | MII_BNX2_BLK_ADDR_SERDES_DIG); | |
1102 | bnx2_read_phy(bp, MII_BNX2_SERDES_DIG_MISC1, &val); | |
1103 | val &= ~MII_BNX2_SD_MISC1_FORCE_MSK; | |
1104 | val |= MII_BNX2_SD_MISC1_FORCE | MII_BNX2_SD_MISC1_FORCE_2_5G; | |
1105 | bnx2_write_phy(bp, MII_BNX2_SERDES_DIG_MISC1, val); | |
1106 | ||
1107 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, | |
1108 | MII_BNX2_BLK_ADDR_COMBO_IEEEB0); | |
1109 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); | |
1110 | ||
1111 | } else if (CHIP_NUM(bp) == CHIP_NUM_5708) { | |
605a9e20 MC |
1112 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
1113 | bmcr |= BCM5708S_BMCR_FORCE_2500; | |
1114 | } | |
1115 | ||
1116 | if (bp->autoneg & AUTONEG_SPEED) { | |
1117 | bmcr &= ~BMCR_ANENABLE; | |
1118 | if (bp->req_duplex == DUPLEX_FULL) | |
1119 | bmcr |= BMCR_FULLDPLX; | |
1120 | } | |
1121 | bnx2_write_phy(bp, bp->mii_bmcr, bmcr); | |
1122 | } | |
1123 | ||
1124 | static void | |
1125 | bnx2_disable_forced_2g5(struct bnx2 *bp) | |
1126 | { | |
1127 | u32 bmcr; | |
1128 | ||
1129 | if (!(bp->phy_flags & PHY_2_5G_CAPABLE_FLAG)) | |
1130 | return; | |
1131 | ||
27a005b8 MC |
1132 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
1133 | u32 val; | |
1134 | ||
1135 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, | |
1136 | MII_BNX2_BLK_ADDR_SERDES_DIG); | |
1137 | bnx2_read_phy(bp, MII_BNX2_SERDES_DIG_MISC1, &val); | |
1138 | val &= ~MII_BNX2_SD_MISC1_FORCE; | |
1139 | bnx2_write_phy(bp, MII_BNX2_SERDES_DIG_MISC1, val); | |
1140 | ||
1141 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, | |
1142 | MII_BNX2_BLK_ADDR_COMBO_IEEEB0); | |
1143 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); | |
1144 | ||
1145 | } else if (CHIP_NUM(bp) == CHIP_NUM_5708) { | |
605a9e20 MC |
1146 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
1147 | bmcr &= ~BCM5708S_BMCR_FORCE_2500; | |
1148 | } | |
1149 | ||
1150 | if (bp->autoneg & AUTONEG_SPEED) | |
1151 | bmcr |= BMCR_SPEED1000 | BMCR_ANENABLE | BMCR_ANRESTART; | |
1152 | bnx2_write_phy(bp, bp->mii_bmcr, bmcr); | |
1153 | } | |
1154 | ||
b6016b76 MC |
1155 | static int |
1156 | bnx2_set_link(struct bnx2 *bp) | |
1157 | { | |
1158 | u32 bmsr; | |
1159 | u8 link_up; | |
1160 | ||
80be4434 | 1161 | if (bp->loopback == MAC_LOOPBACK || bp->loopback == PHY_LOOPBACK) { |
b6016b76 MC |
1162 | bp->link_up = 1; |
1163 | return 0; | |
1164 | } | |
1165 | ||
0d8a6571 MC |
1166 | if (bp->phy_flags & REMOTE_PHY_CAP_FLAG) |
1167 | return 0; | |
1168 | ||
b6016b76 MC |
1169 | link_up = bp->link_up; |
1170 | ||
27a005b8 MC |
1171 | bnx2_enable_bmsr1(bp); |
1172 | bnx2_read_phy(bp, bp->mii_bmsr1, &bmsr); | |
1173 | bnx2_read_phy(bp, bp->mii_bmsr1, &bmsr); | |
1174 | bnx2_disable_bmsr1(bp); | |
b6016b76 MC |
1175 | |
1176 | if ((bp->phy_flags & PHY_SERDES_FLAG) && | |
1177 | (CHIP_NUM(bp) == CHIP_NUM_5706)) { | |
1178 | u32 val; | |
1179 | ||
1180 | val = REG_RD(bp, BNX2_EMAC_STATUS); | |
1181 | if (val & BNX2_EMAC_STATUS_LINK) | |
1182 | bmsr |= BMSR_LSTATUS; | |
1183 | else | |
1184 | bmsr &= ~BMSR_LSTATUS; | |
1185 | } | |
1186 | ||
1187 | if (bmsr & BMSR_LSTATUS) { | |
1188 | bp->link_up = 1; | |
1189 | ||
1190 | if (bp->phy_flags & PHY_SERDES_FLAG) { | |
5b0c76ad MC |
1191 | if (CHIP_NUM(bp) == CHIP_NUM_5706) |
1192 | bnx2_5706s_linkup(bp); | |
1193 | else if (CHIP_NUM(bp) == CHIP_NUM_5708) | |
1194 | bnx2_5708s_linkup(bp); | |
27a005b8 MC |
1195 | else if (CHIP_NUM(bp) == CHIP_NUM_5709) |
1196 | bnx2_5709s_linkup(bp); | |
b6016b76 MC |
1197 | } |
1198 | else { | |
1199 | bnx2_copper_linkup(bp); | |
1200 | } | |
1201 | bnx2_resolve_flow_ctrl(bp); | |
1202 | } | |
1203 | else { | |
1204 | if ((bp->phy_flags & PHY_SERDES_FLAG) && | |
605a9e20 MC |
1205 | (bp->autoneg & AUTONEG_SPEED)) |
1206 | bnx2_disable_forced_2g5(bp); | |
b6016b76 | 1207 | |
b6016b76 MC |
1208 | bp->phy_flags &= ~PHY_PARALLEL_DETECT_FLAG; |
1209 | bp->link_up = 0; | |
1210 | } | |
1211 | ||
1212 | if (bp->link_up != link_up) { | |
1213 | bnx2_report_link(bp); | |
1214 | } | |
1215 | ||
1216 | bnx2_set_mac_link(bp); | |
1217 | ||
1218 | return 0; | |
1219 | } | |
1220 | ||
1221 | static int | |
1222 | bnx2_reset_phy(struct bnx2 *bp) | |
1223 | { | |
1224 | int i; | |
1225 | u32 reg; | |
1226 | ||
ca58c3af | 1227 | bnx2_write_phy(bp, bp->mii_bmcr, BMCR_RESET); |
b6016b76 MC |
1228 | |
1229 | #define PHY_RESET_MAX_WAIT 100 | |
1230 | for (i = 0; i < PHY_RESET_MAX_WAIT; i++) { | |
1231 | udelay(10); | |
1232 | ||
ca58c3af | 1233 | bnx2_read_phy(bp, bp->mii_bmcr, ®); |
b6016b76 MC |
1234 | if (!(reg & BMCR_RESET)) { |
1235 | udelay(20); | |
1236 | break; | |
1237 | } | |
1238 | } | |
1239 | if (i == PHY_RESET_MAX_WAIT) { | |
1240 | return -EBUSY; | |
1241 | } | |
1242 | return 0; | |
1243 | } | |
1244 | ||
1245 | static u32 | |
1246 | bnx2_phy_get_pause_adv(struct bnx2 *bp) | |
1247 | { | |
1248 | u32 adv = 0; | |
1249 | ||
1250 | if ((bp->req_flow_ctrl & (FLOW_CTRL_RX | FLOW_CTRL_TX)) == | |
1251 | (FLOW_CTRL_RX | FLOW_CTRL_TX)) { | |
1252 | ||
1253 | if (bp->phy_flags & PHY_SERDES_FLAG) { | |
1254 | adv = ADVERTISE_1000XPAUSE; | |
1255 | } | |
1256 | else { | |
1257 | adv = ADVERTISE_PAUSE_CAP; | |
1258 | } | |
1259 | } | |
1260 | else if (bp->req_flow_ctrl & FLOW_CTRL_TX) { | |
1261 | if (bp->phy_flags & PHY_SERDES_FLAG) { | |
1262 | adv = ADVERTISE_1000XPSE_ASYM; | |
1263 | } | |
1264 | else { | |
1265 | adv = ADVERTISE_PAUSE_ASYM; | |
1266 | } | |
1267 | } | |
1268 | else if (bp->req_flow_ctrl & FLOW_CTRL_RX) { | |
1269 | if (bp->phy_flags & PHY_SERDES_FLAG) { | |
1270 | adv = ADVERTISE_1000XPAUSE | ADVERTISE_1000XPSE_ASYM; | |
1271 | } | |
1272 | else { | |
1273 | adv = ADVERTISE_PAUSE_CAP | ADVERTISE_PAUSE_ASYM; | |
1274 | } | |
1275 | } | |
1276 | return adv; | |
1277 | } | |
1278 | ||
0d8a6571 MC |
1279 | static int bnx2_fw_sync(struct bnx2 *, u32, int); |
1280 | ||
b6016b76 | 1281 | static int |
0d8a6571 MC |
1282 | bnx2_setup_remote_phy(struct bnx2 *bp, u8 port) |
1283 | { | |
1284 | u32 speed_arg = 0, pause_adv; | |
1285 | ||
1286 | pause_adv = bnx2_phy_get_pause_adv(bp); | |
1287 | ||
1288 | if (bp->autoneg & AUTONEG_SPEED) { | |
1289 | speed_arg |= BNX2_NETLINK_SET_LINK_ENABLE_AUTONEG; | |
1290 | if (bp->advertising & ADVERTISED_10baseT_Half) | |
1291 | speed_arg |= BNX2_NETLINK_SET_LINK_SPEED_10HALF; | |
1292 | if (bp->advertising & ADVERTISED_10baseT_Full) | |
1293 | speed_arg |= BNX2_NETLINK_SET_LINK_SPEED_10FULL; | |
1294 | if (bp->advertising & ADVERTISED_100baseT_Half) | |
1295 | speed_arg |= BNX2_NETLINK_SET_LINK_SPEED_100HALF; | |
1296 | if (bp->advertising & ADVERTISED_100baseT_Full) | |
1297 | speed_arg |= BNX2_NETLINK_SET_LINK_SPEED_100FULL; | |
1298 | if (bp->advertising & ADVERTISED_1000baseT_Full) | |
1299 | speed_arg |= BNX2_NETLINK_SET_LINK_SPEED_1GFULL; | |
1300 | if (bp->advertising & ADVERTISED_2500baseX_Full) | |
1301 | speed_arg |= BNX2_NETLINK_SET_LINK_SPEED_2G5FULL; | |
1302 | } else { | |
1303 | if (bp->req_line_speed == SPEED_2500) | |
1304 | speed_arg = BNX2_NETLINK_SET_LINK_SPEED_2G5FULL; | |
1305 | else if (bp->req_line_speed == SPEED_1000) | |
1306 | speed_arg = BNX2_NETLINK_SET_LINK_SPEED_1GFULL; | |
1307 | else if (bp->req_line_speed == SPEED_100) { | |
1308 | if (bp->req_duplex == DUPLEX_FULL) | |
1309 | speed_arg = BNX2_NETLINK_SET_LINK_SPEED_100FULL; | |
1310 | else | |
1311 | speed_arg = BNX2_NETLINK_SET_LINK_SPEED_100HALF; | |
1312 | } else if (bp->req_line_speed == SPEED_10) { | |
1313 | if (bp->req_duplex == DUPLEX_FULL) | |
1314 | speed_arg = BNX2_NETLINK_SET_LINK_SPEED_10FULL; | |
1315 | else | |
1316 | speed_arg = BNX2_NETLINK_SET_LINK_SPEED_10HALF; | |
1317 | } | |
1318 | } | |
1319 | ||
1320 | if (pause_adv & (ADVERTISE_1000XPAUSE | ADVERTISE_PAUSE_CAP)) | |
1321 | speed_arg |= BNX2_NETLINK_SET_LINK_FC_SYM_PAUSE; | |
1322 | if (pause_adv & (ADVERTISE_1000XPSE_ASYM | ADVERTISE_1000XPSE_ASYM)) | |
1323 | speed_arg |= BNX2_NETLINK_SET_LINK_FC_ASYM_PAUSE; | |
1324 | ||
1325 | if (port == PORT_TP) | |
1326 | speed_arg |= BNX2_NETLINK_SET_LINK_PHY_APP_REMOTE | | |
1327 | BNX2_NETLINK_SET_LINK_ETH_AT_WIRESPEED; | |
1328 | ||
1329 | REG_WR_IND(bp, bp->shmem_base + BNX2_DRV_MB_ARG0, speed_arg); | |
1330 | ||
1331 | spin_unlock_bh(&bp->phy_lock); | |
1332 | bnx2_fw_sync(bp, BNX2_DRV_MSG_CODE_CMD_SET_LINK, 0); | |
1333 | spin_lock_bh(&bp->phy_lock); | |
1334 | ||
1335 | return 0; | |
1336 | } | |
1337 | ||
1338 | static int | |
1339 | bnx2_setup_serdes_phy(struct bnx2 *bp, u8 port) | |
b6016b76 | 1340 | { |
605a9e20 | 1341 | u32 adv, bmcr; |
b6016b76 MC |
1342 | u32 new_adv = 0; |
1343 | ||
0d8a6571 MC |
1344 | if (bp->phy_flags & REMOTE_PHY_CAP_FLAG) |
1345 | return (bnx2_setup_remote_phy(bp, port)); | |
1346 | ||
b6016b76 MC |
1347 | if (!(bp->autoneg & AUTONEG_SPEED)) { |
1348 | u32 new_bmcr; | |
5b0c76ad MC |
1349 | int force_link_down = 0; |
1350 | ||
605a9e20 MC |
1351 | if (bp->req_line_speed == SPEED_2500) { |
1352 | if (!bnx2_test_and_enable_2g5(bp)) | |
1353 | force_link_down = 1; | |
1354 | } else if (bp->req_line_speed == SPEED_1000) { | |
1355 | if (bnx2_test_and_disable_2g5(bp)) | |
1356 | force_link_down = 1; | |
1357 | } | |
ca58c3af | 1358 | bnx2_read_phy(bp, bp->mii_adv, &adv); |
80be4434 MC |
1359 | adv &= ~(ADVERTISE_1000XFULL | ADVERTISE_1000XHALF); |
1360 | ||
ca58c3af | 1361 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
605a9e20 | 1362 | new_bmcr = bmcr & ~BMCR_ANENABLE; |
80be4434 | 1363 | new_bmcr |= BMCR_SPEED1000; |
605a9e20 | 1364 | |
27a005b8 MC |
1365 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
1366 | if (bp->req_line_speed == SPEED_2500) | |
1367 | bnx2_enable_forced_2g5(bp); | |
1368 | else if (bp->req_line_speed == SPEED_1000) { | |
1369 | bnx2_disable_forced_2g5(bp); | |
1370 | new_bmcr &= ~0x2000; | |
1371 | } | |
1372 | ||
1373 | } else if (CHIP_NUM(bp) == CHIP_NUM_5708) { | |
605a9e20 MC |
1374 | if (bp->req_line_speed == SPEED_2500) |
1375 | new_bmcr |= BCM5708S_BMCR_FORCE_2500; | |
1376 | else | |
1377 | new_bmcr = bmcr & ~BCM5708S_BMCR_FORCE_2500; | |
5b0c76ad MC |
1378 | } |
1379 | ||
b6016b76 | 1380 | if (bp->req_duplex == DUPLEX_FULL) { |
5b0c76ad | 1381 | adv |= ADVERTISE_1000XFULL; |
b6016b76 MC |
1382 | new_bmcr |= BMCR_FULLDPLX; |
1383 | } | |
1384 | else { | |
5b0c76ad | 1385 | adv |= ADVERTISE_1000XHALF; |
b6016b76 MC |
1386 | new_bmcr &= ~BMCR_FULLDPLX; |
1387 | } | |
5b0c76ad | 1388 | if ((new_bmcr != bmcr) || (force_link_down)) { |
b6016b76 MC |
1389 | /* Force a link down visible on the other side */ |
1390 | if (bp->link_up) { | |
ca58c3af | 1391 | bnx2_write_phy(bp, bp->mii_adv, adv & |
5b0c76ad MC |
1392 | ~(ADVERTISE_1000XFULL | |
1393 | ADVERTISE_1000XHALF)); | |
ca58c3af | 1394 | bnx2_write_phy(bp, bp->mii_bmcr, bmcr | |
b6016b76 MC |
1395 | BMCR_ANRESTART | BMCR_ANENABLE); |
1396 | ||
1397 | bp->link_up = 0; | |
1398 | netif_carrier_off(bp->dev); | |
ca58c3af | 1399 | bnx2_write_phy(bp, bp->mii_bmcr, new_bmcr); |
80be4434 | 1400 | bnx2_report_link(bp); |
b6016b76 | 1401 | } |
ca58c3af MC |
1402 | bnx2_write_phy(bp, bp->mii_adv, adv); |
1403 | bnx2_write_phy(bp, bp->mii_bmcr, new_bmcr); | |
605a9e20 MC |
1404 | } else { |
1405 | bnx2_resolve_flow_ctrl(bp); | |
1406 | bnx2_set_mac_link(bp); | |
b6016b76 MC |
1407 | } |
1408 | return 0; | |
1409 | } | |
1410 | ||
605a9e20 | 1411 | bnx2_test_and_enable_2g5(bp); |
5b0c76ad | 1412 | |
b6016b76 MC |
1413 | if (bp->advertising & ADVERTISED_1000baseT_Full) |
1414 | new_adv |= ADVERTISE_1000XFULL; | |
1415 | ||
1416 | new_adv |= bnx2_phy_get_pause_adv(bp); | |
1417 | ||
ca58c3af MC |
1418 | bnx2_read_phy(bp, bp->mii_adv, &adv); |
1419 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); | |
b6016b76 MC |
1420 | |
1421 | bp->serdes_an_pending = 0; | |
1422 | if ((adv != new_adv) || ((bmcr & BMCR_ANENABLE) == 0)) { | |
1423 | /* Force a link down visible on the other side */ | |
1424 | if (bp->link_up) { | |
ca58c3af | 1425 | bnx2_write_phy(bp, bp->mii_bmcr, BMCR_LOOPBACK); |
80be4434 MC |
1426 | spin_unlock_bh(&bp->phy_lock); |
1427 | msleep(20); | |
1428 | spin_lock_bh(&bp->phy_lock); | |
b6016b76 MC |
1429 | } |
1430 | ||
ca58c3af MC |
1431 | bnx2_write_phy(bp, bp->mii_adv, new_adv); |
1432 | bnx2_write_phy(bp, bp->mii_bmcr, bmcr | BMCR_ANRESTART | | |
b6016b76 | 1433 | BMCR_ANENABLE); |
f8dd064e MC |
1434 | /* Speed up link-up time when the link partner |
1435 | * does not autonegotiate which is very common | |
1436 | * in blade servers. Some blade servers use | |
1437 | * IPMI for kerboard input and it's important | |
1438 | * to minimize link disruptions. Autoneg. involves | |
1439 | * exchanging base pages plus 3 next pages and | |
1440 | * normally completes in about 120 msec. | |
1441 | */ | |
1442 | bp->current_interval = SERDES_AN_TIMEOUT; | |
1443 | bp->serdes_an_pending = 1; | |
1444 | mod_timer(&bp->timer, jiffies + bp->current_interval); | |
605a9e20 MC |
1445 | } else { |
1446 | bnx2_resolve_flow_ctrl(bp); | |
1447 | bnx2_set_mac_link(bp); | |
b6016b76 MC |
1448 | } |
1449 | ||
1450 | return 0; | |
1451 | } | |
1452 | ||
1453 | #define ETHTOOL_ALL_FIBRE_SPEED \ | |
deaf391b MC |
1454 | (bp->phy_flags & PHY_2_5G_CAPABLE_FLAG) ? \ |
1455 | (ADVERTISED_2500baseX_Full | ADVERTISED_1000baseT_Full) :\ | |
1456 | (ADVERTISED_1000baseT_Full) | |
b6016b76 MC |
1457 | |
1458 | #define ETHTOOL_ALL_COPPER_SPEED \ | |
1459 | (ADVERTISED_10baseT_Half | ADVERTISED_10baseT_Full | \ | |
1460 | ADVERTISED_100baseT_Half | ADVERTISED_100baseT_Full | \ | |
1461 | ADVERTISED_1000baseT_Full) | |
1462 | ||
1463 | #define PHY_ALL_10_100_SPEED (ADVERTISE_10HALF | ADVERTISE_10FULL | \ | |
1464 | ADVERTISE_100HALF | ADVERTISE_100FULL | ADVERTISE_CSMA) | |
6aa20a22 | 1465 | |
b6016b76 MC |
1466 | #define PHY_ALL_1000_SPEED (ADVERTISE_1000HALF | ADVERTISE_1000FULL) |
1467 | ||
0d8a6571 MC |
1468 | static void |
1469 | bnx2_set_default_remote_link(struct bnx2 *bp) | |
1470 | { | |
1471 | u32 link; | |
1472 | ||
1473 | if (bp->phy_port == PORT_TP) | |
1474 | link = REG_RD_IND(bp, bp->shmem_base + BNX2_RPHY_COPPER_LINK); | |
1475 | else | |
1476 | link = REG_RD_IND(bp, bp->shmem_base + BNX2_RPHY_SERDES_LINK); | |
1477 | ||
1478 | if (link & BNX2_NETLINK_SET_LINK_ENABLE_AUTONEG) { | |
1479 | bp->req_line_speed = 0; | |
1480 | bp->autoneg |= AUTONEG_SPEED; | |
1481 | bp->advertising = ADVERTISED_Autoneg; | |
1482 | if (link & BNX2_NETLINK_SET_LINK_SPEED_10HALF) | |
1483 | bp->advertising |= ADVERTISED_10baseT_Half; | |
1484 | if (link & BNX2_NETLINK_SET_LINK_SPEED_10FULL) | |
1485 | bp->advertising |= ADVERTISED_10baseT_Full; | |
1486 | if (link & BNX2_NETLINK_SET_LINK_SPEED_100HALF) | |
1487 | bp->advertising |= ADVERTISED_100baseT_Half; | |
1488 | if (link & BNX2_NETLINK_SET_LINK_SPEED_100FULL) | |
1489 | bp->advertising |= ADVERTISED_100baseT_Full; | |
1490 | if (link & BNX2_NETLINK_SET_LINK_SPEED_1GFULL) | |
1491 | bp->advertising |= ADVERTISED_1000baseT_Full; | |
1492 | if (link & BNX2_NETLINK_SET_LINK_SPEED_2G5FULL) | |
1493 | bp->advertising |= ADVERTISED_2500baseX_Full; | |
1494 | } else { | |
1495 | bp->autoneg = 0; | |
1496 | bp->advertising = 0; | |
1497 | bp->req_duplex = DUPLEX_FULL; | |
1498 | if (link & BNX2_NETLINK_SET_LINK_SPEED_10) { | |
1499 | bp->req_line_speed = SPEED_10; | |
1500 | if (link & BNX2_NETLINK_SET_LINK_SPEED_10HALF) | |
1501 | bp->req_duplex = DUPLEX_HALF; | |
1502 | } | |
1503 | if (link & BNX2_NETLINK_SET_LINK_SPEED_100) { | |
1504 | bp->req_line_speed = SPEED_100; | |
1505 | if (link & BNX2_NETLINK_SET_LINK_SPEED_100HALF) | |
1506 | bp->req_duplex = DUPLEX_HALF; | |
1507 | } | |
1508 | if (link & BNX2_NETLINK_SET_LINK_SPEED_1GFULL) | |
1509 | bp->req_line_speed = SPEED_1000; | |
1510 | if (link & BNX2_NETLINK_SET_LINK_SPEED_2G5FULL) | |
1511 | bp->req_line_speed = SPEED_2500; | |
1512 | } | |
1513 | } | |
1514 | ||
deaf391b MC |
1515 | static void |
1516 | bnx2_set_default_link(struct bnx2 *bp) | |
1517 | { | |
0d8a6571 MC |
1518 | if (bp->phy_flags & REMOTE_PHY_CAP_FLAG) |
1519 | return bnx2_set_default_remote_link(bp); | |
1520 | ||
deaf391b MC |
1521 | bp->autoneg = AUTONEG_SPEED | AUTONEG_FLOW_CTRL; |
1522 | bp->req_line_speed = 0; | |
1523 | if (bp->phy_flags & PHY_SERDES_FLAG) { | |
1524 | u32 reg; | |
1525 | ||
1526 | bp->advertising = ETHTOOL_ALL_FIBRE_SPEED | ADVERTISED_Autoneg; | |
1527 | ||
1528 | reg = REG_RD_IND(bp, bp->shmem_base + BNX2_PORT_HW_CFG_CONFIG); | |
1529 | reg &= BNX2_PORT_HW_CFG_CFG_DFLT_LINK_MASK; | |
1530 | if (reg == BNX2_PORT_HW_CFG_CFG_DFLT_LINK_1G) { | |
1531 | bp->autoneg = 0; | |
1532 | bp->req_line_speed = bp->line_speed = SPEED_1000; | |
1533 | bp->req_duplex = DUPLEX_FULL; | |
1534 | } | |
1535 | } else | |
1536 | bp->advertising = ETHTOOL_ALL_COPPER_SPEED | ADVERTISED_Autoneg; | |
1537 | } | |
1538 | ||
df149d70 MC |
1539 | static void |
1540 | bnx2_send_heart_beat(struct bnx2 *bp) | |
1541 | { | |
1542 | u32 msg; | |
1543 | u32 addr; | |
1544 | ||
1545 | spin_lock(&bp->indirect_lock); | |
1546 | msg = (u32) (++bp->fw_drv_pulse_wr_seq & BNX2_DRV_PULSE_SEQ_MASK); | |
1547 | addr = bp->shmem_base + BNX2_DRV_PULSE_MB; | |
1548 | REG_WR(bp, BNX2_PCICFG_REG_WINDOW_ADDRESS, addr); | |
1549 | REG_WR(bp, BNX2_PCICFG_REG_WINDOW, msg); | |
1550 | spin_unlock(&bp->indirect_lock); | |
1551 | } | |
1552 | ||
0d8a6571 MC |
1553 | static void |
1554 | bnx2_remote_phy_event(struct bnx2 *bp) | |
1555 | { | |
1556 | u32 msg; | |
1557 | u8 link_up = bp->link_up; | |
1558 | u8 old_port; | |
1559 | ||
1560 | msg = REG_RD_IND(bp, bp->shmem_base + BNX2_LINK_STATUS); | |
1561 | ||
df149d70 MC |
1562 | if (msg & BNX2_LINK_STATUS_HEART_BEAT_EXPIRED) |
1563 | bnx2_send_heart_beat(bp); | |
1564 | ||
1565 | msg &= ~BNX2_LINK_STATUS_HEART_BEAT_EXPIRED; | |
1566 | ||
0d8a6571 MC |
1567 | if ((msg & BNX2_LINK_STATUS_LINK_UP) == BNX2_LINK_STATUS_LINK_DOWN) |
1568 | bp->link_up = 0; | |
1569 | else { | |
1570 | u32 speed; | |
1571 | ||
1572 | bp->link_up = 1; | |
1573 | speed = msg & BNX2_LINK_STATUS_SPEED_MASK; | |
1574 | bp->duplex = DUPLEX_FULL; | |
1575 | switch (speed) { | |
1576 | case BNX2_LINK_STATUS_10HALF: | |
1577 | bp->duplex = DUPLEX_HALF; | |
1578 | case BNX2_LINK_STATUS_10FULL: | |
1579 | bp->line_speed = SPEED_10; | |
1580 | break; | |
1581 | case BNX2_LINK_STATUS_100HALF: | |
1582 | bp->duplex = DUPLEX_HALF; | |
1583 | case BNX2_LINK_STATUS_100BASE_T4: | |
1584 | case BNX2_LINK_STATUS_100FULL: | |
1585 | bp->line_speed = SPEED_100; | |
1586 | break; | |
1587 | case BNX2_LINK_STATUS_1000HALF: | |
1588 | bp->duplex = DUPLEX_HALF; | |
1589 | case BNX2_LINK_STATUS_1000FULL: | |
1590 | bp->line_speed = SPEED_1000; | |
1591 | break; | |
1592 | case BNX2_LINK_STATUS_2500HALF: | |
1593 | bp->duplex = DUPLEX_HALF; | |
1594 | case BNX2_LINK_STATUS_2500FULL: | |
1595 | bp->line_speed = SPEED_2500; | |
1596 | break; | |
1597 | default: | |
1598 | bp->line_speed = 0; | |
1599 | break; | |
1600 | } | |
1601 | ||
1602 | spin_lock(&bp->phy_lock); | |
1603 | bp->flow_ctrl = 0; | |
1604 | if ((bp->autoneg & (AUTONEG_SPEED | AUTONEG_FLOW_CTRL)) != | |
1605 | (AUTONEG_SPEED | AUTONEG_FLOW_CTRL)) { | |
1606 | if (bp->duplex == DUPLEX_FULL) | |
1607 | bp->flow_ctrl = bp->req_flow_ctrl; | |
1608 | } else { | |
1609 | if (msg & BNX2_LINK_STATUS_TX_FC_ENABLED) | |
1610 | bp->flow_ctrl |= FLOW_CTRL_TX; | |
1611 | if (msg & BNX2_LINK_STATUS_RX_FC_ENABLED) | |
1612 | bp->flow_ctrl |= FLOW_CTRL_RX; | |
1613 | } | |
1614 | ||
1615 | old_port = bp->phy_port; | |
1616 | if (msg & BNX2_LINK_STATUS_SERDES_LINK) | |
1617 | bp->phy_port = PORT_FIBRE; | |
1618 | else | |
1619 | bp->phy_port = PORT_TP; | |
1620 | ||
1621 | if (old_port != bp->phy_port) | |
1622 | bnx2_set_default_link(bp); | |
1623 | ||
1624 | spin_unlock(&bp->phy_lock); | |
1625 | } | |
1626 | if (bp->link_up != link_up) | |
1627 | bnx2_report_link(bp); | |
1628 | ||
1629 | bnx2_set_mac_link(bp); | |
1630 | } | |
1631 | ||
1632 | static int | |
1633 | bnx2_set_remote_link(struct bnx2 *bp) | |
1634 | { | |
1635 | u32 evt_code; | |
1636 | ||
1637 | evt_code = REG_RD_IND(bp, bp->shmem_base + BNX2_FW_EVT_CODE_MB); | |
1638 | switch (evt_code) { | |
1639 | case BNX2_FW_EVT_CODE_LINK_EVENT: | |
1640 | bnx2_remote_phy_event(bp); | |
1641 | break; | |
1642 | case BNX2_FW_EVT_CODE_SW_TIMER_EXPIRATION_EVENT: | |
1643 | default: | |
df149d70 | 1644 | bnx2_send_heart_beat(bp); |
0d8a6571 MC |
1645 | break; |
1646 | } | |
1647 | return 0; | |
1648 | } | |
1649 | ||
b6016b76 MC |
1650 | static int |
1651 | bnx2_setup_copper_phy(struct bnx2 *bp) | |
1652 | { | |
1653 | u32 bmcr; | |
1654 | u32 new_bmcr; | |
1655 | ||
ca58c3af | 1656 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
b6016b76 MC |
1657 | |
1658 | if (bp->autoneg & AUTONEG_SPEED) { | |
1659 | u32 adv_reg, adv1000_reg; | |
1660 | u32 new_adv_reg = 0; | |
1661 | u32 new_adv1000_reg = 0; | |
1662 | ||
ca58c3af | 1663 | bnx2_read_phy(bp, bp->mii_adv, &adv_reg); |
b6016b76 MC |
1664 | adv_reg &= (PHY_ALL_10_100_SPEED | ADVERTISE_PAUSE_CAP | |
1665 | ADVERTISE_PAUSE_ASYM); | |
1666 | ||
1667 | bnx2_read_phy(bp, MII_CTRL1000, &adv1000_reg); | |
1668 | adv1000_reg &= PHY_ALL_1000_SPEED; | |
1669 | ||
1670 | if (bp->advertising & ADVERTISED_10baseT_Half) | |
1671 | new_adv_reg |= ADVERTISE_10HALF; | |
1672 | if (bp->advertising & ADVERTISED_10baseT_Full) | |
1673 | new_adv_reg |= ADVERTISE_10FULL; | |
1674 | if (bp->advertising & ADVERTISED_100baseT_Half) | |
1675 | new_adv_reg |= ADVERTISE_100HALF; | |
1676 | if (bp->advertising & ADVERTISED_100baseT_Full) | |
1677 | new_adv_reg |= ADVERTISE_100FULL; | |
1678 | if (bp->advertising & ADVERTISED_1000baseT_Full) | |
1679 | new_adv1000_reg |= ADVERTISE_1000FULL; | |
6aa20a22 | 1680 | |
b6016b76 MC |
1681 | new_adv_reg |= ADVERTISE_CSMA; |
1682 | ||
1683 | new_adv_reg |= bnx2_phy_get_pause_adv(bp); | |
1684 | ||
1685 | if ((adv1000_reg != new_adv1000_reg) || | |
1686 | (adv_reg != new_adv_reg) || | |
1687 | ((bmcr & BMCR_ANENABLE) == 0)) { | |
1688 | ||
ca58c3af | 1689 | bnx2_write_phy(bp, bp->mii_adv, new_adv_reg); |
b6016b76 | 1690 | bnx2_write_phy(bp, MII_CTRL1000, new_adv1000_reg); |
ca58c3af | 1691 | bnx2_write_phy(bp, bp->mii_bmcr, BMCR_ANRESTART | |
b6016b76 MC |
1692 | BMCR_ANENABLE); |
1693 | } | |
1694 | else if (bp->link_up) { | |
1695 | /* Flow ctrl may have changed from auto to forced */ | |
1696 | /* or vice-versa. */ | |
1697 | ||
1698 | bnx2_resolve_flow_ctrl(bp); | |
1699 | bnx2_set_mac_link(bp); | |
1700 | } | |
1701 | return 0; | |
1702 | } | |
1703 | ||
1704 | new_bmcr = 0; | |
1705 | if (bp->req_line_speed == SPEED_100) { | |
1706 | new_bmcr |= BMCR_SPEED100; | |
1707 | } | |
1708 | if (bp->req_duplex == DUPLEX_FULL) { | |
1709 | new_bmcr |= BMCR_FULLDPLX; | |
1710 | } | |
1711 | if (new_bmcr != bmcr) { | |
1712 | u32 bmsr; | |
b6016b76 | 1713 | |
ca58c3af MC |
1714 | bnx2_read_phy(bp, bp->mii_bmsr, &bmsr); |
1715 | bnx2_read_phy(bp, bp->mii_bmsr, &bmsr); | |
6aa20a22 | 1716 | |
b6016b76 MC |
1717 | if (bmsr & BMSR_LSTATUS) { |
1718 | /* Force link down */ | |
ca58c3af | 1719 | bnx2_write_phy(bp, bp->mii_bmcr, BMCR_LOOPBACK); |
a16dda0e MC |
1720 | spin_unlock_bh(&bp->phy_lock); |
1721 | msleep(50); | |
1722 | spin_lock_bh(&bp->phy_lock); | |
1723 | ||
ca58c3af MC |
1724 | bnx2_read_phy(bp, bp->mii_bmsr, &bmsr); |
1725 | bnx2_read_phy(bp, bp->mii_bmsr, &bmsr); | |
b6016b76 MC |
1726 | } |
1727 | ||
ca58c3af | 1728 | bnx2_write_phy(bp, bp->mii_bmcr, new_bmcr); |
b6016b76 MC |
1729 | |
1730 | /* Normally, the new speed is setup after the link has | |
1731 | * gone down and up again. In some cases, link will not go | |
1732 | * down so we need to set up the new speed here. | |
1733 | */ | |
1734 | if (bmsr & BMSR_LSTATUS) { | |
1735 | bp->line_speed = bp->req_line_speed; | |
1736 | bp->duplex = bp->req_duplex; | |
1737 | bnx2_resolve_flow_ctrl(bp); | |
1738 | bnx2_set_mac_link(bp); | |
1739 | } | |
27a005b8 MC |
1740 | } else { |
1741 | bnx2_resolve_flow_ctrl(bp); | |
1742 | bnx2_set_mac_link(bp); | |
b6016b76 MC |
1743 | } |
1744 | return 0; | |
1745 | } | |
1746 | ||
1747 | static int | |
0d8a6571 | 1748 | bnx2_setup_phy(struct bnx2 *bp, u8 port) |
b6016b76 MC |
1749 | { |
1750 | if (bp->loopback == MAC_LOOPBACK) | |
1751 | return 0; | |
1752 | ||
1753 | if (bp->phy_flags & PHY_SERDES_FLAG) { | |
0d8a6571 | 1754 | return (bnx2_setup_serdes_phy(bp, port)); |
b6016b76 MC |
1755 | } |
1756 | else { | |
1757 | return (bnx2_setup_copper_phy(bp)); | |
1758 | } | |
1759 | } | |
1760 | ||
27a005b8 MC |
1761 | static int |
1762 | bnx2_init_5709s_phy(struct bnx2 *bp) | |
1763 | { | |
1764 | u32 val; | |
1765 | ||
1766 | bp->mii_bmcr = MII_BMCR + 0x10; | |
1767 | bp->mii_bmsr = MII_BMSR + 0x10; | |
1768 | bp->mii_bmsr1 = MII_BNX2_GP_TOP_AN_STATUS1; | |
1769 | bp->mii_adv = MII_ADVERTISE + 0x10; | |
1770 | bp->mii_lpa = MII_LPA + 0x10; | |
1771 | bp->mii_up1 = MII_BNX2_OVER1G_UP1; | |
1772 | ||
1773 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_AER); | |
1774 | bnx2_write_phy(bp, MII_BNX2_AER_AER, MII_BNX2_AER_AER_AN_MMD); | |
1775 | ||
1776 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_COMBO_IEEEB0); | |
1777 | bnx2_reset_phy(bp); | |
1778 | ||
1779 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_SERDES_DIG); | |
1780 | ||
1781 | bnx2_read_phy(bp, MII_BNX2_SERDES_DIG_1000XCTL1, &val); | |
1782 | val &= ~MII_BNX2_SD_1000XCTL1_AUTODET; | |
1783 | val |= MII_BNX2_SD_1000XCTL1_FIBER; | |
1784 | bnx2_write_phy(bp, MII_BNX2_SERDES_DIG_1000XCTL1, val); | |
1785 | ||
1786 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_OVER1G); | |
1787 | bnx2_read_phy(bp, MII_BNX2_OVER1G_UP1, &val); | |
1788 | if (bp->phy_flags & PHY_2_5G_CAPABLE_FLAG) | |
1789 | val |= BCM5708S_UP1_2G5; | |
1790 | else | |
1791 | val &= ~BCM5708S_UP1_2G5; | |
1792 | bnx2_write_phy(bp, MII_BNX2_OVER1G_UP1, val); | |
1793 | ||
1794 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_BAM_NXTPG); | |
1795 | bnx2_read_phy(bp, MII_BNX2_BAM_NXTPG_CTL, &val); | |
1796 | val |= MII_BNX2_NXTPG_CTL_T2 | MII_BNX2_NXTPG_CTL_BAM; | |
1797 | bnx2_write_phy(bp, MII_BNX2_BAM_NXTPG_CTL, val); | |
1798 | ||
1799 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_CL73_USERB0); | |
1800 | ||
1801 | val = MII_BNX2_CL73_BAM_EN | MII_BNX2_CL73_BAM_STA_MGR_EN | | |
1802 | MII_BNX2_CL73_BAM_NP_AFT_BP_EN; | |
1803 | bnx2_write_phy(bp, MII_BNX2_CL73_BAM_CTL1, val); | |
1804 | ||
1805 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_COMBO_IEEEB0); | |
1806 | ||
1807 | return 0; | |
1808 | } | |
1809 | ||
b6016b76 | 1810 | static int |
5b0c76ad MC |
1811 | bnx2_init_5708s_phy(struct bnx2 *bp) |
1812 | { | |
1813 | u32 val; | |
1814 | ||
27a005b8 MC |
1815 | bnx2_reset_phy(bp); |
1816 | ||
1817 | bp->mii_up1 = BCM5708S_UP1; | |
1818 | ||
5b0c76ad MC |
1819 | bnx2_write_phy(bp, BCM5708S_BLK_ADDR, BCM5708S_BLK_ADDR_DIG3); |
1820 | bnx2_write_phy(bp, BCM5708S_DIG_3_0, BCM5708S_DIG_3_0_USE_IEEE); | |
1821 | bnx2_write_phy(bp, BCM5708S_BLK_ADDR, BCM5708S_BLK_ADDR_DIG); | |
1822 | ||
1823 | bnx2_read_phy(bp, BCM5708S_1000X_CTL1, &val); | |
1824 | val |= BCM5708S_1000X_CTL1_FIBER_MODE | BCM5708S_1000X_CTL1_AUTODET_EN; | |
1825 | bnx2_write_phy(bp, BCM5708S_1000X_CTL1, val); | |
1826 | ||
1827 | bnx2_read_phy(bp, BCM5708S_1000X_CTL2, &val); | |
1828 | val |= BCM5708S_1000X_CTL2_PLLEL_DET_EN; | |
1829 | bnx2_write_phy(bp, BCM5708S_1000X_CTL2, val); | |
1830 | ||
1831 | if (bp->phy_flags & PHY_2_5G_CAPABLE_FLAG) { | |
1832 | bnx2_read_phy(bp, BCM5708S_UP1, &val); | |
1833 | val |= BCM5708S_UP1_2G5; | |
1834 | bnx2_write_phy(bp, BCM5708S_UP1, val); | |
1835 | } | |
1836 | ||
1837 | if ((CHIP_ID(bp) == CHIP_ID_5708_A0) || | |
dda1e390 MC |
1838 | (CHIP_ID(bp) == CHIP_ID_5708_B0) || |
1839 | (CHIP_ID(bp) == CHIP_ID_5708_B1)) { | |
5b0c76ad MC |
1840 | /* increase tx signal amplitude */ |
1841 | bnx2_write_phy(bp, BCM5708S_BLK_ADDR, | |
1842 | BCM5708S_BLK_ADDR_TX_MISC); | |
1843 | bnx2_read_phy(bp, BCM5708S_TX_ACTL1, &val); | |
1844 | val &= ~BCM5708S_TX_ACTL1_DRIVER_VCM; | |
1845 | bnx2_write_phy(bp, BCM5708S_TX_ACTL1, val); | |
1846 | bnx2_write_phy(bp, BCM5708S_BLK_ADDR, BCM5708S_BLK_ADDR_DIG); | |
1847 | } | |
1848 | ||
e3648b3d | 1849 | val = REG_RD_IND(bp, bp->shmem_base + BNX2_PORT_HW_CFG_CONFIG) & |
5b0c76ad MC |
1850 | BNX2_PORT_HW_CFG_CFG_TXCTL3_MASK; |
1851 | ||
1852 | if (val) { | |
1853 | u32 is_backplane; | |
1854 | ||
e3648b3d | 1855 | is_backplane = REG_RD_IND(bp, bp->shmem_base + |
5b0c76ad MC |
1856 | BNX2_SHARED_HW_CFG_CONFIG); |
1857 | if (is_backplane & BNX2_SHARED_HW_CFG_PHY_BACKPLANE) { | |
1858 | bnx2_write_phy(bp, BCM5708S_BLK_ADDR, | |
1859 | BCM5708S_BLK_ADDR_TX_MISC); | |
1860 | bnx2_write_phy(bp, BCM5708S_TX_ACTL3, val); | |
1861 | bnx2_write_phy(bp, BCM5708S_BLK_ADDR, | |
1862 | BCM5708S_BLK_ADDR_DIG); | |
1863 | } | |
1864 | } | |
1865 | return 0; | |
1866 | } | |
1867 | ||
1868 | static int | |
1869 | bnx2_init_5706s_phy(struct bnx2 *bp) | |
b6016b76 | 1870 | { |
27a005b8 MC |
1871 | bnx2_reset_phy(bp); |
1872 | ||
b6016b76 MC |
1873 | bp->phy_flags &= ~PHY_PARALLEL_DETECT_FLAG; |
1874 | ||
59b47d8a MC |
1875 | if (CHIP_NUM(bp) == CHIP_NUM_5706) |
1876 | REG_WR(bp, BNX2_MISC_GP_HW_CTL0, 0x300); | |
b6016b76 MC |
1877 | |
1878 | if (bp->dev->mtu > 1500) { | |
1879 | u32 val; | |
1880 | ||
1881 | /* Set extended packet length bit */ | |
1882 | bnx2_write_phy(bp, 0x18, 0x7); | |
1883 | bnx2_read_phy(bp, 0x18, &val); | |
1884 | bnx2_write_phy(bp, 0x18, (val & 0xfff8) | 0x4000); | |
1885 | ||
1886 | bnx2_write_phy(bp, 0x1c, 0x6c00); | |
1887 | bnx2_read_phy(bp, 0x1c, &val); | |
1888 | bnx2_write_phy(bp, 0x1c, (val & 0x3ff) | 0xec02); | |
1889 | } | |
1890 | else { | |
1891 | u32 val; | |
1892 | ||
1893 | bnx2_write_phy(bp, 0x18, 0x7); | |
1894 | bnx2_read_phy(bp, 0x18, &val); | |
1895 | bnx2_write_phy(bp, 0x18, val & ~0x4007); | |
1896 | ||
1897 | bnx2_write_phy(bp, 0x1c, 0x6c00); | |
1898 | bnx2_read_phy(bp, 0x1c, &val); | |
1899 | bnx2_write_phy(bp, 0x1c, (val & 0x3fd) | 0xec00); | |
1900 | } | |
1901 | ||
1902 | return 0; | |
1903 | } | |
1904 | ||
1905 | static int | |
1906 | bnx2_init_copper_phy(struct bnx2 *bp) | |
1907 | { | |
5b0c76ad MC |
1908 | u32 val; |
1909 | ||
27a005b8 MC |
1910 | bnx2_reset_phy(bp); |
1911 | ||
b6016b76 MC |
1912 | if (bp->phy_flags & PHY_CRC_FIX_FLAG) { |
1913 | bnx2_write_phy(bp, 0x18, 0x0c00); | |
1914 | bnx2_write_phy(bp, 0x17, 0x000a); | |
1915 | bnx2_write_phy(bp, 0x15, 0x310b); | |
1916 | bnx2_write_phy(bp, 0x17, 0x201f); | |
1917 | bnx2_write_phy(bp, 0x15, 0x9506); | |
1918 | bnx2_write_phy(bp, 0x17, 0x401f); | |
1919 | bnx2_write_phy(bp, 0x15, 0x14e2); | |
1920 | bnx2_write_phy(bp, 0x18, 0x0400); | |
1921 | } | |
1922 | ||
b659f44e MC |
1923 | if (bp->phy_flags & PHY_DIS_EARLY_DAC_FLAG) { |
1924 | bnx2_write_phy(bp, MII_BNX2_DSP_ADDRESS, | |
1925 | MII_BNX2_DSP_EXPAND_REG | 0x8); | |
1926 | bnx2_read_phy(bp, MII_BNX2_DSP_RW_PORT, &val); | |
1927 | val &= ~(1 << 8); | |
1928 | bnx2_write_phy(bp, MII_BNX2_DSP_RW_PORT, val); | |
1929 | } | |
1930 | ||
b6016b76 | 1931 | if (bp->dev->mtu > 1500) { |
b6016b76 MC |
1932 | /* Set extended packet length bit */ |
1933 | bnx2_write_phy(bp, 0x18, 0x7); | |
1934 | bnx2_read_phy(bp, 0x18, &val); | |
1935 | bnx2_write_phy(bp, 0x18, val | 0x4000); | |
1936 | ||
1937 | bnx2_read_phy(bp, 0x10, &val); | |
1938 | bnx2_write_phy(bp, 0x10, val | 0x1); | |
1939 | } | |
1940 | else { | |
b6016b76 MC |
1941 | bnx2_write_phy(bp, 0x18, 0x7); |
1942 | bnx2_read_phy(bp, 0x18, &val); | |
1943 | bnx2_write_phy(bp, 0x18, val & ~0x4007); | |
1944 | ||
1945 | bnx2_read_phy(bp, 0x10, &val); | |
1946 | bnx2_write_phy(bp, 0x10, val & ~0x1); | |
1947 | } | |
1948 | ||
5b0c76ad MC |
1949 | /* ethernet@wirespeed */ |
1950 | bnx2_write_phy(bp, 0x18, 0x7007); | |
1951 | bnx2_read_phy(bp, 0x18, &val); | |
1952 | bnx2_write_phy(bp, 0x18, val | (1 << 15) | (1 << 4)); | |
b6016b76 MC |
1953 | return 0; |
1954 | } | |
1955 | ||
1956 | ||
1957 | static int | |
1958 | bnx2_init_phy(struct bnx2 *bp) | |
1959 | { | |
1960 | u32 val; | |
1961 | int rc = 0; | |
1962 | ||
1963 | bp->phy_flags &= ~PHY_INT_MODE_MASK_FLAG; | |
1964 | bp->phy_flags |= PHY_INT_MODE_LINK_READY_FLAG; | |
1965 | ||
ca58c3af MC |
1966 | bp->mii_bmcr = MII_BMCR; |
1967 | bp->mii_bmsr = MII_BMSR; | |
27a005b8 | 1968 | bp->mii_bmsr1 = MII_BMSR; |
ca58c3af MC |
1969 | bp->mii_adv = MII_ADVERTISE; |
1970 | bp->mii_lpa = MII_LPA; | |
1971 | ||
b6016b76 MC |
1972 | REG_WR(bp, BNX2_EMAC_ATTENTION_ENA, BNX2_EMAC_ATTENTION_ENA_LINK); |
1973 | ||
0d8a6571 MC |
1974 | if (bp->phy_flags & REMOTE_PHY_CAP_FLAG) |
1975 | goto setup_phy; | |
1976 | ||
b6016b76 MC |
1977 | bnx2_read_phy(bp, MII_PHYSID1, &val); |
1978 | bp->phy_id = val << 16; | |
1979 | bnx2_read_phy(bp, MII_PHYSID2, &val); | |
1980 | bp->phy_id |= val & 0xffff; | |
1981 | ||
1982 | if (bp->phy_flags & PHY_SERDES_FLAG) { | |
5b0c76ad MC |
1983 | if (CHIP_NUM(bp) == CHIP_NUM_5706) |
1984 | rc = bnx2_init_5706s_phy(bp); | |
1985 | else if (CHIP_NUM(bp) == CHIP_NUM_5708) | |
1986 | rc = bnx2_init_5708s_phy(bp); | |
27a005b8 MC |
1987 | else if (CHIP_NUM(bp) == CHIP_NUM_5709) |
1988 | rc = bnx2_init_5709s_phy(bp); | |
b6016b76 MC |
1989 | } |
1990 | else { | |
1991 | rc = bnx2_init_copper_phy(bp); | |
1992 | } | |
1993 | ||
0d8a6571 MC |
1994 | setup_phy: |
1995 | if (!rc) | |
1996 | rc = bnx2_setup_phy(bp, bp->phy_port); | |
b6016b76 MC |
1997 | |
1998 | return rc; | |
1999 | } | |
2000 | ||
2001 | static int | |
2002 | bnx2_set_mac_loopback(struct bnx2 *bp) | |
2003 | { | |
2004 | u32 mac_mode; | |
2005 | ||
2006 | mac_mode = REG_RD(bp, BNX2_EMAC_MODE); | |
2007 | mac_mode &= ~BNX2_EMAC_MODE_PORT; | |
2008 | mac_mode |= BNX2_EMAC_MODE_MAC_LOOP | BNX2_EMAC_MODE_FORCE_LINK; | |
2009 | REG_WR(bp, BNX2_EMAC_MODE, mac_mode); | |
2010 | bp->link_up = 1; | |
2011 | return 0; | |
2012 | } | |
2013 | ||
bc5a0690 MC |
2014 | static int bnx2_test_link(struct bnx2 *); |
2015 | ||
2016 | static int | |
2017 | bnx2_set_phy_loopback(struct bnx2 *bp) | |
2018 | { | |
2019 | u32 mac_mode; | |
2020 | int rc, i; | |
2021 | ||
2022 | spin_lock_bh(&bp->phy_lock); | |
ca58c3af | 2023 | rc = bnx2_write_phy(bp, bp->mii_bmcr, BMCR_LOOPBACK | BMCR_FULLDPLX | |
bc5a0690 MC |
2024 | BMCR_SPEED1000); |
2025 | spin_unlock_bh(&bp->phy_lock); | |
2026 | if (rc) | |
2027 | return rc; | |
2028 | ||
2029 | for (i = 0; i < 10; i++) { | |
2030 | if (bnx2_test_link(bp) == 0) | |
2031 | break; | |
80be4434 | 2032 | msleep(100); |
bc5a0690 MC |
2033 | } |
2034 | ||
2035 | mac_mode = REG_RD(bp, BNX2_EMAC_MODE); | |
2036 | mac_mode &= ~(BNX2_EMAC_MODE_PORT | BNX2_EMAC_MODE_HALF_DUPLEX | | |
2037 | BNX2_EMAC_MODE_MAC_LOOP | BNX2_EMAC_MODE_FORCE_LINK | | |
59b47d8a | 2038 | BNX2_EMAC_MODE_25G_MODE); |
bc5a0690 MC |
2039 | |
2040 | mac_mode |= BNX2_EMAC_MODE_PORT_GMII; | |
2041 | REG_WR(bp, BNX2_EMAC_MODE, mac_mode); | |
2042 | bp->link_up = 1; | |
2043 | return 0; | |
2044 | } | |
2045 | ||
b6016b76 | 2046 | static int |
b090ae2b | 2047 | bnx2_fw_sync(struct bnx2 *bp, u32 msg_data, int silent) |
b6016b76 MC |
2048 | { |
2049 | int i; | |
2050 | u32 val; | |
2051 | ||
b6016b76 MC |
2052 | bp->fw_wr_seq++; |
2053 | msg_data |= bp->fw_wr_seq; | |
2054 | ||
e3648b3d | 2055 | REG_WR_IND(bp, bp->shmem_base + BNX2_DRV_MB, msg_data); |
b6016b76 MC |
2056 | |
2057 | /* wait for an acknowledgement. */ | |
b090ae2b MC |
2058 | for (i = 0; i < (FW_ACK_TIME_OUT_MS / 10); i++) { |
2059 | msleep(10); | |
b6016b76 | 2060 | |
e3648b3d | 2061 | val = REG_RD_IND(bp, bp->shmem_base + BNX2_FW_MB); |
b6016b76 MC |
2062 | |
2063 | if ((val & BNX2_FW_MSG_ACK) == (msg_data & BNX2_DRV_MSG_SEQ)) | |
2064 | break; | |
2065 | } | |
b090ae2b MC |
2066 | if ((msg_data & BNX2_DRV_MSG_DATA) == BNX2_DRV_MSG_DATA_WAIT0) |
2067 | return 0; | |
b6016b76 MC |
2068 | |
2069 | /* If we timed out, inform the firmware that this is the case. */ | |
b090ae2b MC |
2070 | if ((val & BNX2_FW_MSG_ACK) != (msg_data & BNX2_DRV_MSG_SEQ)) { |
2071 | if (!silent) | |
2072 | printk(KERN_ERR PFX "fw sync timeout, reset code = " | |
2073 | "%x\n", msg_data); | |
b6016b76 MC |
2074 | |
2075 | msg_data &= ~BNX2_DRV_MSG_CODE; | |
2076 | msg_data |= BNX2_DRV_MSG_CODE_FW_TIMEOUT; | |
2077 | ||
e3648b3d | 2078 | REG_WR_IND(bp, bp->shmem_base + BNX2_DRV_MB, msg_data); |
b6016b76 | 2079 | |
b6016b76 MC |
2080 | return -EBUSY; |
2081 | } | |
2082 | ||
b090ae2b MC |
2083 | if ((val & BNX2_FW_MSG_STATUS_MASK) != BNX2_FW_MSG_STATUS_OK) |
2084 | return -EIO; | |
2085 | ||
b6016b76 MC |
2086 | return 0; |
2087 | } | |
2088 | ||
59b47d8a MC |
2089 | static int |
2090 | bnx2_init_5709_context(struct bnx2 *bp) | |
2091 | { | |
2092 | int i, ret = 0; | |
2093 | u32 val; | |
2094 | ||
2095 | val = BNX2_CTX_COMMAND_ENABLED | BNX2_CTX_COMMAND_MEM_INIT | (1 << 12); | |
2096 | val |= (BCM_PAGE_BITS - 8) << 16; | |
2097 | REG_WR(bp, BNX2_CTX_COMMAND, val); | |
641bdcd5 MC |
2098 | for (i = 0; i < 10; i++) { |
2099 | val = REG_RD(bp, BNX2_CTX_COMMAND); | |
2100 | if (!(val & BNX2_CTX_COMMAND_MEM_INIT)) | |
2101 | break; | |
2102 | udelay(2); | |
2103 | } | |
2104 | if (val & BNX2_CTX_COMMAND_MEM_INIT) | |
2105 | return -EBUSY; | |
2106 | ||
59b47d8a MC |
2107 | for (i = 0; i < bp->ctx_pages; i++) { |
2108 | int j; | |
2109 | ||
2110 | REG_WR(bp, BNX2_CTX_HOST_PAGE_TBL_DATA0, | |
2111 | (bp->ctx_blk_mapping[i] & 0xffffffff) | | |
2112 | BNX2_CTX_HOST_PAGE_TBL_DATA0_VALID); | |
2113 | REG_WR(bp, BNX2_CTX_HOST_PAGE_TBL_DATA1, | |
2114 | (u64) bp->ctx_blk_mapping[i] >> 32); | |
2115 | REG_WR(bp, BNX2_CTX_HOST_PAGE_TBL_CTRL, i | | |
2116 | BNX2_CTX_HOST_PAGE_TBL_CTRL_WRITE_REQ); | |
2117 | for (j = 0; j < 10; j++) { | |
2118 | ||
2119 | val = REG_RD(bp, BNX2_CTX_HOST_PAGE_TBL_CTRL); | |
2120 | if (!(val & BNX2_CTX_HOST_PAGE_TBL_CTRL_WRITE_REQ)) | |
2121 | break; | |
2122 | udelay(5); | |
2123 | } | |
2124 | if (val & BNX2_CTX_HOST_PAGE_TBL_CTRL_WRITE_REQ) { | |
2125 | ret = -EBUSY; | |
2126 | break; | |
2127 | } | |
2128 | } | |
2129 | return ret; | |
2130 | } | |
2131 | ||
b6016b76 MC |
2132 | static void |
2133 | bnx2_init_context(struct bnx2 *bp) | |
2134 | { | |
2135 | u32 vcid; | |
2136 | ||
2137 | vcid = 96; | |
2138 | while (vcid) { | |
2139 | u32 vcid_addr, pcid_addr, offset; | |
7947b20e | 2140 | int i; |
b6016b76 MC |
2141 | |
2142 | vcid--; | |
2143 | ||
2144 | if (CHIP_ID(bp) == CHIP_ID_5706_A0) { | |
2145 | u32 new_vcid; | |
2146 | ||
2147 | vcid_addr = GET_PCID_ADDR(vcid); | |
2148 | if (vcid & 0x8) { | |
2149 | new_vcid = 0x60 + (vcid & 0xf0) + (vcid & 0x7); | |
2150 | } | |
2151 | else { | |
2152 | new_vcid = vcid; | |
2153 | } | |
2154 | pcid_addr = GET_PCID_ADDR(new_vcid); | |
2155 | } | |
2156 | else { | |
2157 | vcid_addr = GET_CID_ADDR(vcid); | |
2158 | pcid_addr = vcid_addr; | |
2159 | } | |
2160 | ||
7947b20e MC |
2161 | for (i = 0; i < (CTX_SIZE / PHY_CTX_SIZE); i++) { |
2162 | vcid_addr += (i << PHY_CTX_SHIFT); | |
2163 | pcid_addr += (i << PHY_CTX_SHIFT); | |
b6016b76 | 2164 | |
5d5d0015 | 2165 | REG_WR(bp, BNX2_CTX_VIRT_ADDR, vcid_addr); |
7947b20e | 2166 | REG_WR(bp, BNX2_CTX_PAGE_TBL, pcid_addr); |
b6016b76 | 2167 | |
7947b20e MC |
2168 | /* Zero out the context. */ |
2169 | for (offset = 0; offset < PHY_CTX_SIZE; offset += 4) | |
5d5d0015 | 2170 | CTX_WR(bp, vcid_addr, offset, 0); |
7947b20e | 2171 | } |
b6016b76 MC |
2172 | } |
2173 | } | |
2174 | ||
2175 | static int | |
2176 | bnx2_alloc_bad_rbuf(struct bnx2 *bp) | |
2177 | { | |
2178 | u16 *good_mbuf; | |
2179 | u32 good_mbuf_cnt; | |
2180 | u32 val; | |
2181 | ||
2182 | good_mbuf = kmalloc(512 * sizeof(u16), GFP_KERNEL); | |
2183 | if (good_mbuf == NULL) { | |
2184 | printk(KERN_ERR PFX "Failed to allocate memory in " | |
2185 | "bnx2_alloc_bad_rbuf\n"); | |
2186 | return -ENOMEM; | |
2187 | } | |
2188 | ||
2189 | REG_WR(bp, BNX2_MISC_ENABLE_SET_BITS, | |
2190 | BNX2_MISC_ENABLE_SET_BITS_RX_MBUF_ENABLE); | |
2191 | ||
2192 | good_mbuf_cnt = 0; | |
2193 | ||
2194 | /* Allocate a bunch of mbufs and save the good ones in an array. */ | |
2195 | val = REG_RD_IND(bp, BNX2_RBUF_STATUS1); | |
2196 | while (val & BNX2_RBUF_STATUS1_FREE_COUNT) { | |
2197 | REG_WR_IND(bp, BNX2_RBUF_COMMAND, BNX2_RBUF_COMMAND_ALLOC_REQ); | |
2198 | ||
2199 | val = REG_RD_IND(bp, BNX2_RBUF_FW_BUF_ALLOC); | |
2200 | ||
2201 | val &= BNX2_RBUF_FW_BUF_ALLOC_VALUE; | |
2202 | ||
2203 | /* The addresses with Bit 9 set are bad memory blocks. */ | |
2204 | if (!(val & (1 << 9))) { | |
2205 | good_mbuf[good_mbuf_cnt] = (u16) val; | |
2206 | good_mbuf_cnt++; | |
2207 | } | |
2208 | ||
2209 | val = REG_RD_IND(bp, BNX2_RBUF_STATUS1); | |
2210 | } | |
2211 | ||
2212 | /* Free the good ones back to the mbuf pool thus discarding | |
2213 | * all the bad ones. */ | |
2214 | while (good_mbuf_cnt) { | |
2215 | good_mbuf_cnt--; | |
2216 | ||
2217 | val = good_mbuf[good_mbuf_cnt]; | |
2218 | val = (val << 9) | val | 1; | |
2219 | ||
2220 | REG_WR_IND(bp, BNX2_RBUF_FW_BUF_FREE, val); | |
2221 | } | |
2222 | kfree(good_mbuf); | |
2223 | return 0; | |
2224 | } | |
2225 | ||
2226 | static void | |
6aa20a22 | 2227 | bnx2_set_mac_addr(struct bnx2 *bp) |
b6016b76 MC |
2228 | { |
2229 | u32 val; | |
2230 | u8 *mac_addr = bp->dev->dev_addr; | |
2231 | ||
2232 | val = (mac_addr[0] << 8) | mac_addr[1]; | |
2233 | ||
2234 | REG_WR(bp, BNX2_EMAC_MAC_MATCH0, val); | |
2235 | ||
6aa20a22 | 2236 | val = (mac_addr[2] << 24) | (mac_addr[3] << 16) | |
b6016b76 MC |
2237 | (mac_addr[4] << 8) | mac_addr[5]; |
2238 | ||
2239 | REG_WR(bp, BNX2_EMAC_MAC_MATCH1, val); | |
2240 | } | |
2241 | ||
47bf4246 MC |
2242 | static inline int |
2243 | bnx2_alloc_rx_page(struct bnx2 *bp, u16 index) | |
2244 | { | |
2245 | dma_addr_t mapping; | |
2246 | struct sw_pg *rx_pg = &bp->rx_pg_ring[index]; | |
2247 | struct rx_bd *rxbd = | |
2248 | &bp->rx_pg_desc_ring[RX_RING(index)][RX_IDX(index)]; | |
2249 | struct page *page = alloc_page(GFP_ATOMIC); | |
2250 | ||
2251 | if (!page) | |
2252 | return -ENOMEM; | |
2253 | mapping = pci_map_page(bp->pdev, page, 0, PAGE_SIZE, | |
2254 | PCI_DMA_FROMDEVICE); | |
2255 | rx_pg->page = page; | |
2256 | pci_unmap_addr_set(rx_pg, mapping, mapping); | |
2257 | rxbd->rx_bd_haddr_hi = (u64) mapping >> 32; | |
2258 | rxbd->rx_bd_haddr_lo = (u64) mapping & 0xffffffff; | |
2259 | return 0; | |
2260 | } | |
2261 | ||
2262 | static void | |
2263 | bnx2_free_rx_page(struct bnx2 *bp, u16 index) | |
2264 | { | |
2265 | struct sw_pg *rx_pg = &bp->rx_pg_ring[index]; | |
2266 | struct page *page = rx_pg->page; | |
2267 | ||
2268 | if (!page) | |
2269 | return; | |
2270 | ||
2271 | pci_unmap_page(bp->pdev, pci_unmap_addr(rx_pg, mapping), PAGE_SIZE, | |
2272 | PCI_DMA_FROMDEVICE); | |
2273 | ||
2274 | __free_page(page); | |
2275 | rx_pg->page = NULL; | |
2276 | } | |
2277 | ||
b6016b76 | 2278 | static inline int |
a1f60190 | 2279 | bnx2_alloc_rx_skb(struct bnx2 *bp, struct bnx2_napi *bnapi, u16 index) |
b6016b76 MC |
2280 | { |
2281 | struct sk_buff *skb; | |
2282 | struct sw_bd *rx_buf = &bp->rx_buf_ring[index]; | |
2283 | dma_addr_t mapping; | |
13daffa2 | 2284 | struct rx_bd *rxbd = &bp->rx_desc_ring[RX_RING(index)][RX_IDX(index)]; |
b6016b76 MC |
2285 | unsigned long align; |
2286 | ||
932f3772 | 2287 | skb = netdev_alloc_skb(bp->dev, bp->rx_buf_size); |
b6016b76 MC |
2288 | if (skb == NULL) { |
2289 | return -ENOMEM; | |
2290 | } | |
2291 | ||
59b47d8a MC |
2292 | if (unlikely((align = (unsigned long) skb->data & (BNX2_RX_ALIGN - 1)))) |
2293 | skb_reserve(skb, BNX2_RX_ALIGN - align); | |
b6016b76 | 2294 | |
b6016b76 MC |
2295 | mapping = pci_map_single(bp->pdev, skb->data, bp->rx_buf_use_size, |
2296 | PCI_DMA_FROMDEVICE); | |
2297 | ||
2298 | rx_buf->skb = skb; | |
2299 | pci_unmap_addr_set(rx_buf, mapping, mapping); | |
2300 | ||
2301 | rxbd->rx_bd_haddr_hi = (u64) mapping >> 32; | |
2302 | rxbd->rx_bd_haddr_lo = (u64) mapping & 0xffffffff; | |
2303 | ||
a1f60190 | 2304 | bnapi->rx_prod_bseq += bp->rx_buf_use_size; |
b6016b76 MC |
2305 | |
2306 | return 0; | |
2307 | } | |
2308 | ||
da3e4fbe | 2309 | static int |
35efa7c1 | 2310 | bnx2_phy_event_is_set(struct bnx2 *bp, struct bnx2_napi *bnapi, u32 event) |
b6016b76 | 2311 | { |
35efa7c1 | 2312 | struct status_block *sblk = bnapi->status_blk; |
b6016b76 | 2313 | u32 new_link_state, old_link_state; |
da3e4fbe | 2314 | int is_set = 1; |
b6016b76 | 2315 | |
da3e4fbe MC |
2316 | new_link_state = sblk->status_attn_bits & event; |
2317 | old_link_state = sblk->status_attn_bits_ack & event; | |
b6016b76 | 2318 | if (new_link_state != old_link_state) { |
da3e4fbe MC |
2319 | if (new_link_state) |
2320 | REG_WR(bp, BNX2_PCICFG_STATUS_BIT_SET_CMD, event); | |
2321 | else | |
2322 | REG_WR(bp, BNX2_PCICFG_STATUS_BIT_CLEAR_CMD, event); | |
2323 | } else | |
2324 | is_set = 0; | |
2325 | ||
2326 | return is_set; | |
2327 | } | |
2328 | ||
2329 | static void | |
35efa7c1 | 2330 | bnx2_phy_int(struct bnx2 *bp, struct bnx2_napi *bnapi) |
da3e4fbe | 2331 | { |
35efa7c1 | 2332 | if (bnx2_phy_event_is_set(bp, bnapi, STATUS_ATTN_BITS_LINK_STATE)) { |
da3e4fbe | 2333 | spin_lock(&bp->phy_lock); |
b6016b76 | 2334 | bnx2_set_link(bp); |
da3e4fbe | 2335 | spin_unlock(&bp->phy_lock); |
b6016b76 | 2336 | } |
35efa7c1 | 2337 | if (bnx2_phy_event_is_set(bp, bnapi, STATUS_ATTN_BITS_TIMER_ABORT)) |
0d8a6571 MC |
2338 | bnx2_set_remote_link(bp); |
2339 | ||
b6016b76 MC |
2340 | } |
2341 | ||
ead7270b | 2342 | static inline u16 |
35efa7c1 | 2343 | bnx2_get_hw_tx_cons(struct bnx2_napi *bnapi) |
ead7270b MC |
2344 | { |
2345 | u16 cons; | |
2346 | ||
35efa7c1 | 2347 | cons = bnapi->status_blk->status_tx_quick_consumer_index0; |
ead7270b MC |
2348 | |
2349 | if (unlikely((cons & MAX_TX_DESC_CNT) == MAX_TX_DESC_CNT)) | |
2350 | cons++; | |
2351 | return cons; | |
2352 | } | |
2353 | ||
b6016b76 | 2354 | static void |
35efa7c1 | 2355 | bnx2_tx_int(struct bnx2 *bp, struct bnx2_napi *bnapi) |
b6016b76 MC |
2356 | { |
2357 | u16 hw_cons, sw_cons, sw_ring_cons; | |
2358 | int tx_free_bd = 0; | |
2359 | ||
35efa7c1 | 2360 | hw_cons = bnx2_get_hw_tx_cons(bnapi); |
a550c99b | 2361 | sw_cons = bnapi->tx_cons; |
b6016b76 MC |
2362 | |
2363 | while (sw_cons != hw_cons) { | |
2364 | struct sw_bd *tx_buf; | |
2365 | struct sk_buff *skb; | |
2366 | int i, last; | |
2367 | ||
2368 | sw_ring_cons = TX_RING_IDX(sw_cons); | |
2369 | ||
2370 | tx_buf = &bp->tx_buf_ring[sw_ring_cons]; | |
2371 | skb = tx_buf->skb; | |
1d39ed56 | 2372 | |
b6016b76 | 2373 | /* partial BD completions possible with TSO packets */ |
89114afd | 2374 | if (skb_is_gso(skb)) { |
b6016b76 MC |
2375 | u16 last_idx, last_ring_idx; |
2376 | ||
2377 | last_idx = sw_cons + | |
2378 | skb_shinfo(skb)->nr_frags + 1; | |
2379 | last_ring_idx = sw_ring_cons + | |
2380 | skb_shinfo(skb)->nr_frags + 1; | |
2381 | if (unlikely(last_ring_idx >= MAX_TX_DESC_CNT)) { | |
2382 | last_idx++; | |
2383 | } | |
2384 | if (((s16) ((s16) last_idx - (s16) hw_cons)) > 0) { | |
2385 | break; | |
2386 | } | |
2387 | } | |
1d39ed56 | 2388 | |
b6016b76 MC |
2389 | pci_unmap_single(bp->pdev, pci_unmap_addr(tx_buf, mapping), |
2390 | skb_headlen(skb), PCI_DMA_TODEVICE); | |
2391 | ||
2392 | tx_buf->skb = NULL; | |
2393 | last = skb_shinfo(skb)->nr_frags; | |
2394 | ||
2395 | for (i = 0; i < last; i++) { | |
2396 | sw_cons = NEXT_TX_BD(sw_cons); | |
2397 | ||
2398 | pci_unmap_page(bp->pdev, | |
2399 | pci_unmap_addr( | |
2400 | &bp->tx_buf_ring[TX_RING_IDX(sw_cons)], | |
2401 | mapping), | |
2402 | skb_shinfo(skb)->frags[i].size, | |
2403 | PCI_DMA_TODEVICE); | |
2404 | } | |
2405 | ||
2406 | sw_cons = NEXT_TX_BD(sw_cons); | |
2407 | ||
2408 | tx_free_bd += last + 1; | |
2409 | ||
745720e5 | 2410 | dev_kfree_skb(skb); |
b6016b76 | 2411 | |
35efa7c1 | 2412 | hw_cons = bnx2_get_hw_tx_cons(bnapi); |
b6016b76 MC |
2413 | } |
2414 | ||
a550c99b MC |
2415 | bnapi->hw_tx_cons = hw_cons; |
2416 | bnapi->tx_cons = sw_cons; | |
2f8af120 MC |
2417 | /* Need to make the tx_cons update visible to bnx2_start_xmit() |
2418 | * before checking for netif_queue_stopped(). Without the | |
2419 | * memory barrier, there is a small possibility that bnx2_start_xmit() | |
2420 | * will miss it and cause the queue to be stopped forever. | |
2421 | */ | |
2422 | smp_mb(); | |
b6016b76 | 2423 | |
2f8af120 | 2424 | if (unlikely(netif_queue_stopped(bp->dev)) && |
a550c99b | 2425 | (bnx2_tx_avail(bp, bnapi) > bp->tx_wake_thresh)) { |
2f8af120 | 2426 | netif_tx_lock(bp->dev); |
b6016b76 | 2427 | if ((netif_queue_stopped(bp->dev)) && |
a550c99b | 2428 | (bnx2_tx_avail(bp, bnapi) > bp->tx_wake_thresh)) |
b6016b76 | 2429 | netif_wake_queue(bp->dev); |
2f8af120 | 2430 | netif_tx_unlock(bp->dev); |
b6016b76 | 2431 | } |
b6016b76 MC |
2432 | } |
2433 | ||
1db82f2a | 2434 | static void |
a1f60190 MC |
2435 | bnx2_reuse_rx_skb_pages(struct bnx2 *bp, struct bnx2_napi *bnapi, |
2436 | struct sk_buff *skb, int count) | |
1db82f2a MC |
2437 | { |
2438 | struct sw_pg *cons_rx_pg, *prod_rx_pg; | |
2439 | struct rx_bd *cons_bd, *prod_bd; | |
2440 | dma_addr_t mapping; | |
2441 | int i; | |
a1f60190 MC |
2442 | u16 hw_prod = bnapi->rx_pg_prod, prod; |
2443 | u16 cons = bnapi->rx_pg_cons; | |
1db82f2a MC |
2444 | |
2445 | for (i = 0; i < count; i++) { | |
2446 | prod = RX_PG_RING_IDX(hw_prod); | |
2447 | ||
2448 | prod_rx_pg = &bp->rx_pg_ring[prod]; | |
2449 | cons_rx_pg = &bp->rx_pg_ring[cons]; | |
2450 | cons_bd = &bp->rx_pg_desc_ring[RX_RING(cons)][RX_IDX(cons)]; | |
2451 | prod_bd = &bp->rx_pg_desc_ring[RX_RING(prod)][RX_IDX(prod)]; | |
2452 | ||
2453 | if (i == 0 && skb) { | |
2454 | struct page *page; | |
2455 | struct skb_shared_info *shinfo; | |
2456 | ||
2457 | shinfo = skb_shinfo(skb); | |
2458 | shinfo->nr_frags--; | |
2459 | page = shinfo->frags[shinfo->nr_frags].page; | |
2460 | shinfo->frags[shinfo->nr_frags].page = NULL; | |
2461 | mapping = pci_map_page(bp->pdev, page, 0, PAGE_SIZE, | |
2462 | PCI_DMA_FROMDEVICE); | |
2463 | cons_rx_pg->page = page; | |
2464 | pci_unmap_addr_set(cons_rx_pg, mapping, mapping); | |
2465 | dev_kfree_skb(skb); | |
2466 | } | |
2467 | if (prod != cons) { | |
2468 | prod_rx_pg->page = cons_rx_pg->page; | |
2469 | cons_rx_pg->page = NULL; | |
2470 | pci_unmap_addr_set(prod_rx_pg, mapping, | |
2471 | pci_unmap_addr(cons_rx_pg, mapping)); | |
2472 | ||
2473 | prod_bd->rx_bd_haddr_hi = cons_bd->rx_bd_haddr_hi; | |
2474 | prod_bd->rx_bd_haddr_lo = cons_bd->rx_bd_haddr_lo; | |
2475 | ||
2476 | } | |
2477 | cons = RX_PG_RING_IDX(NEXT_RX_BD(cons)); | |
2478 | hw_prod = NEXT_RX_BD(hw_prod); | |
2479 | } | |
a1f60190 MC |
2480 | bnapi->rx_pg_prod = hw_prod; |
2481 | bnapi->rx_pg_cons = cons; | |
1db82f2a MC |
2482 | } |
2483 | ||
b6016b76 | 2484 | static inline void |
a1f60190 | 2485 | bnx2_reuse_rx_skb(struct bnx2 *bp, struct bnx2_napi *bnapi, struct sk_buff *skb, |
b6016b76 MC |
2486 | u16 cons, u16 prod) |
2487 | { | |
236b6394 MC |
2488 | struct sw_bd *cons_rx_buf, *prod_rx_buf; |
2489 | struct rx_bd *cons_bd, *prod_bd; | |
2490 | ||
2491 | cons_rx_buf = &bp->rx_buf_ring[cons]; | |
2492 | prod_rx_buf = &bp->rx_buf_ring[prod]; | |
b6016b76 MC |
2493 | |
2494 | pci_dma_sync_single_for_device(bp->pdev, | |
2495 | pci_unmap_addr(cons_rx_buf, mapping), | |
2496 | bp->rx_offset + RX_COPY_THRESH, PCI_DMA_FROMDEVICE); | |
2497 | ||
a1f60190 | 2498 | bnapi->rx_prod_bseq += bp->rx_buf_use_size; |
b6016b76 | 2499 | |
236b6394 | 2500 | prod_rx_buf->skb = skb; |
b6016b76 | 2501 | |
236b6394 MC |
2502 | if (cons == prod) |
2503 | return; | |
b6016b76 | 2504 | |
236b6394 MC |
2505 | pci_unmap_addr_set(prod_rx_buf, mapping, |
2506 | pci_unmap_addr(cons_rx_buf, mapping)); | |
2507 | ||
3fdfcc2c MC |
2508 | cons_bd = &bp->rx_desc_ring[RX_RING(cons)][RX_IDX(cons)]; |
2509 | prod_bd = &bp->rx_desc_ring[RX_RING(prod)][RX_IDX(prod)]; | |
236b6394 MC |
2510 | prod_bd->rx_bd_haddr_hi = cons_bd->rx_bd_haddr_hi; |
2511 | prod_bd->rx_bd_haddr_lo = cons_bd->rx_bd_haddr_lo; | |
b6016b76 MC |
2512 | } |
2513 | ||
85833c62 | 2514 | static int |
a1f60190 MC |
2515 | bnx2_rx_skb(struct bnx2 *bp, struct bnx2_napi *bnapi, struct sk_buff *skb, |
2516 | unsigned int len, unsigned int hdr_len, dma_addr_t dma_addr, | |
2517 | u32 ring_idx) | |
85833c62 MC |
2518 | { |
2519 | int err; | |
2520 | u16 prod = ring_idx & 0xffff; | |
2521 | ||
a1f60190 | 2522 | err = bnx2_alloc_rx_skb(bp, bnapi, prod); |
85833c62 | 2523 | if (unlikely(err)) { |
a1f60190 | 2524 | bnx2_reuse_rx_skb(bp, bnapi, skb, (u16) (ring_idx >> 16), prod); |
1db82f2a MC |
2525 | if (hdr_len) { |
2526 | unsigned int raw_len = len + 4; | |
2527 | int pages = PAGE_ALIGN(raw_len - hdr_len) >> PAGE_SHIFT; | |
2528 | ||
a1f60190 | 2529 | bnx2_reuse_rx_skb_pages(bp, bnapi, NULL, pages); |
1db82f2a | 2530 | } |
85833c62 MC |
2531 | return err; |
2532 | } | |
2533 | ||
2534 | skb_reserve(skb, bp->rx_offset); | |
2535 | pci_unmap_single(bp->pdev, dma_addr, bp->rx_buf_use_size, | |
2536 | PCI_DMA_FROMDEVICE); | |
2537 | ||
1db82f2a MC |
2538 | if (hdr_len == 0) { |
2539 | skb_put(skb, len); | |
2540 | return 0; | |
2541 | } else { | |
2542 | unsigned int i, frag_len, frag_size, pages; | |
2543 | struct sw_pg *rx_pg; | |
a1f60190 MC |
2544 | u16 pg_cons = bnapi->rx_pg_cons; |
2545 | u16 pg_prod = bnapi->rx_pg_prod; | |
1db82f2a MC |
2546 | |
2547 | frag_size = len + 4 - hdr_len; | |
2548 | pages = PAGE_ALIGN(frag_size) >> PAGE_SHIFT; | |
2549 | skb_put(skb, hdr_len); | |
2550 | ||
2551 | for (i = 0; i < pages; i++) { | |
2552 | frag_len = min(frag_size, (unsigned int) PAGE_SIZE); | |
2553 | if (unlikely(frag_len <= 4)) { | |
2554 | unsigned int tail = 4 - frag_len; | |
2555 | ||
a1f60190 MC |
2556 | bnapi->rx_pg_cons = pg_cons; |
2557 | bnapi->rx_pg_prod = pg_prod; | |
2558 | bnx2_reuse_rx_skb_pages(bp, bnapi, NULL, | |
2559 | pages - i); | |
1db82f2a MC |
2560 | skb->len -= tail; |
2561 | if (i == 0) { | |
2562 | skb->tail -= tail; | |
2563 | } else { | |
2564 | skb_frag_t *frag = | |
2565 | &skb_shinfo(skb)->frags[i - 1]; | |
2566 | frag->size -= tail; | |
2567 | skb->data_len -= tail; | |
2568 | skb->truesize -= tail; | |
2569 | } | |
2570 | return 0; | |
2571 | } | |
2572 | rx_pg = &bp->rx_pg_ring[pg_cons]; | |
2573 | ||
2574 | pci_unmap_page(bp->pdev, pci_unmap_addr(rx_pg, mapping), | |
2575 | PAGE_SIZE, PCI_DMA_FROMDEVICE); | |
2576 | ||
2577 | if (i == pages - 1) | |
2578 | frag_len -= 4; | |
2579 | ||
2580 | skb_fill_page_desc(skb, i, rx_pg->page, 0, frag_len); | |
2581 | rx_pg->page = NULL; | |
2582 | ||
2583 | err = bnx2_alloc_rx_page(bp, RX_PG_RING_IDX(pg_prod)); | |
2584 | if (unlikely(err)) { | |
a1f60190 MC |
2585 | bnapi->rx_pg_cons = pg_cons; |
2586 | bnapi->rx_pg_prod = pg_prod; | |
2587 | bnx2_reuse_rx_skb_pages(bp, bnapi, skb, | |
2588 | pages - i); | |
1db82f2a MC |
2589 | return err; |
2590 | } | |
2591 | ||
2592 | frag_size -= frag_len; | |
2593 | skb->data_len += frag_len; | |
2594 | skb->truesize += frag_len; | |
2595 | skb->len += frag_len; | |
2596 | ||
2597 | pg_prod = NEXT_RX_BD(pg_prod); | |
2598 | pg_cons = RX_PG_RING_IDX(NEXT_RX_BD(pg_cons)); | |
2599 | } | |
a1f60190 MC |
2600 | bnapi->rx_pg_prod = pg_prod; |
2601 | bnapi->rx_pg_cons = pg_cons; | |
1db82f2a | 2602 | } |
85833c62 MC |
2603 | return 0; |
2604 | } | |
2605 | ||
c09c2627 | 2606 | static inline u16 |
35efa7c1 | 2607 | bnx2_get_hw_rx_cons(struct bnx2_napi *bnapi) |
c09c2627 | 2608 | { |
35efa7c1 | 2609 | u16 cons = bnapi->status_blk->status_rx_quick_consumer_index0; |
c09c2627 MC |
2610 | |
2611 | if (unlikely((cons & MAX_RX_DESC_CNT) == MAX_RX_DESC_CNT)) | |
2612 | cons++; | |
2613 | return cons; | |
2614 | } | |
2615 | ||
b6016b76 | 2616 | static int |
35efa7c1 | 2617 | bnx2_rx_int(struct bnx2 *bp, struct bnx2_napi *bnapi, int budget) |
b6016b76 MC |
2618 | { |
2619 | u16 hw_cons, sw_cons, sw_ring_cons, sw_prod, sw_ring_prod; | |
2620 | struct l2_fhdr *rx_hdr; | |
1db82f2a | 2621 | int rx_pkt = 0, pg_ring_used = 0; |
b6016b76 | 2622 | |
35efa7c1 | 2623 | hw_cons = bnx2_get_hw_rx_cons(bnapi); |
a1f60190 MC |
2624 | sw_cons = bnapi->rx_cons; |
2625 | sw_prod = bnapi->rx_prod; | |
b6016b76 MC |
2626 | |
2627 | /* Memory barrier necessary as speculative reads of the rx | |
2628 | * buffer can be ahead of the index in the status block | |
2629 | */ | |
2630 | rmb(); | |
2631 | while (sw_cons != hw_cons) { | |
1db82f2a | 2632 | unsigned int len, hdr_len; |
ade2bfe7 | 2633 | u32 status; |
b6016b76 MC |
2634 | struct sw_bd *rx_buf; |
2635 | struct sk_buff *skb; | |
236b6394 | 2636 | dma_addr_t dma_addr; |
b6016b76 MC |
2637 | |
2638 | sw_ring_cons = RX_RING_IDX(sw_cons); | |
2639 | sw_ring_prod = RX_RING_IDX(sw_prod); | |
2640 | ||
2641 | rx_buf = &bp->rx_buf_ring[sw_ring_cons]; | |
2642 | skb = rx_buf->skb; | |
236b6394 MC |
2643 | |
2644 | rx_buf->skb = NULL; | |
2645 | ||
2646 | dma_addr = pci_unmap_addr(rx_buf, mapping); | |
2647 | ||
2648 | pci_dma_sync_single_for_cpu(bp->pdev, dma_addr, | |
b6016b76 MC |
2649 | bp->rx_offset + RX_COPY_THRESH, PCI_DMA_FROMDEVICE); |
2650 | ||
2651 | rx_hdr = (struct l2_fhdr *) skb->data; | |
1db82f2a | 2652 | len = rx_hdr->l2_fhdr_pkt_len; |
b6016b76 | 2653 | |
ade2bfe7 | 2654 | if ((status = rx_hdr->l2_fhdr_status) & |
b6016b76 MC |
2655 | (L2_FHDR_ERRORS_BAD_CRC | |
2656 | L2_FHDR_ERRORS_PHY_DECODE | | |
2657 | L2_FHDR_ERRORS_ALIGNMENT | | |
2658 | L2_FHDR_ERRORS_TOO_SHORT | | |
2659 | L2_FHDR_ERRORS_GIANT_FRAME)) { | |
2660 | ||
a1f60190 MC |
2661 | bnx2_reuse_rx_skb(bp, bnapi, skb, sw_ring_cons, |
2662 | sw_ring_prod); | |
85833c62 | 2663 | goto next_rx; |
b6016b76 | 2664 | } |
1db82f2a MC |
2665 | hdr_len = 0; |
2666 | if (status & L2_FHDR_STATUS_SPLIT) { | |
2667 | hdr_len = rx_hdr->l2_fhdr_ip_xsum; | |
2668 | pg_ring_used = 1; | |
2669 | } else if (len > bp->rx_jumbo_thresh) { | |
2670 | hdr_len = bp->rx_jumbo_thresh; | |
2671 | pg_ring_used = 1; | |
2672 | } | |
2673 | ||
2674 | len -= 4; | |
b6016b76 | 2675 | |
5d5d0015 | 2676 | if (len <= bp->rx_copy_thresh) { |
b6016b76 MC |
2677 | struct sk_buff *new_skb; |
2678 | ||
932f3772 | 2679 | new_skb = netdev_alloc_skb(bp->dev, len + 2); |
85833c62 | 2680 | if (new_skb == NULL) { |
a1f60190 | 2681 | bnx2_reuse_rx_skb(bp, bnapi, skb, sw_ring_cons, |
85833c62 MC |
2682 | sw_ring_prod); |
2683 | goto next_rx; | |
2684 | } | |
b6016b76 MC |
2685 | |
2686 | /* aligned copy */ | |
d626f62b ACM |
2687 | skb_copy_from_linear_data_offset(skb, bp->rx_offset - 2, |
2688 | new_skb->data, len + 2); | |
b6016b76 MC |
2689 | skb_reserve(new_skb, 2); |
2690 | skb_put(new_skb, len); | |
b6016b76 | 2691 | |
a1f60190 | 2692 | bnx2_reuse_rx_skb(bp, bnapi, skb, |
b6016b76 MC |
2693 | sw_ring_cons, sw_ring_prod); |
2694 | ||
2695 | skb = new_skb; | |
a1f60190 MC |
2696 | } else if (unlikely(bnx2_rx_skb(bp, bnapi, skb, len, hdr_len, |
2697 | dma_addr, (sw_ring_cons << 16) | sw_ring_prod))) | |
b6016b76 | 2698 | goto next_rx; |
b6016b76 MC |
2699 | |
2700 | skb->protocol = eth_type_trans(skb, bp->dev); | |
2701 | ||
2702 | if ((len > (bp->dev->mtu + ETH_HLEN)) && | |
d1e100ba | 2703 | (ntohs(skb->protocol) != 0x8100)) { |
b6016b76 | 2704 | |
745720e5 | 2705 | dev_kfree_skb(skb); |
b6016b76 MC |
2706 | goto next_rx; |
2707 | ||
2708 | } | |
2709 | ||
b6016b76 MC |
2710 | skb->ip_summed = CHECKSUM_NONE; |
2711 | if (bp->rx_csum && | |
2712 | (status & (L2_FHDR_STATUS_TCP_SEGMENT | | |
2713 | L2_FHDR_STATUS_UDP_DATAGRAM))) { | |
2714 | ||
ade2bfe7 MC |
2715 | if (likely((status & (L2_FHDR_ERRORS_TCP_XSUM | |
2716 | L2_FHDR_ERRORS_UDP_XSUM)) == 0)) | |
b6016b76 MC |
2717 | skb->ip_summed = CHECKSUM_UNNECESSARY; |
2718 | } | |
2719 | ||
2720 | #ifdef BCM_VLAN | |
2721 | if ((status & L2_FHDR_STATUS_L2_VLAN_TAG) && (bp->vlgrp != 0)) { | |
2722 | vlan_hwaccel_receive_skb(skb, bp->vlgrp, | |
2723 | rx_hdr->l2_fhdr_vlan_tag); | |
2724 | } | |
2725 | else | |
2726 | #endif | |
2727 | netif_receive_skb(skb); | |
2728 | ||
2729 | bp->dev->last_rx = jiffies; | |
2730 | rx_pkt++; | |
2731 | ||
2732 | next_rx: | |
b6016b76 MC |
2733 | sw_cons = NEXT_RX_BD(sw_cons); |
2734 | sw_prod = NEXT_RX_BD(sw_prod); | |
2735 | ||
2736 | if ((rx_pkt == budget)) | |
2737 | break; | |
f4e418f7 MC |
2738 | |
2739 | /* Refresh hw_cons to see if there is new work */ | |
2740 | if (sw_cons == hw_cons) { | |
35efa7c1 | 2741 | hw_cons = bnx2_get_hw_rx_cons(bnapi); |
f4e418f7 MC |
2742 | rmb(); |
2743 | } | |
b6016b76 | 2744 | } |
a1f60190 MC |
2745 | bnapi->rx_cons = sw_cons; |
2746 | bnapi->rx_prod = sw_prod; | |
b6016b76 | 2747 | |
1db82f2a MC |
2748 | if (pg_ring_used) |
2749 | REG_WR16(bp, MB_RX_CID_ADDR + BNX2_L2CTX_HOST_PG_BDIDX, | |
a1f60190 | 2750 | bnapi->rx_pg_prod); |
1db82f2a | 2751 | |
b6016b76 MC |
2752 | REG_WR16(bp, MB_RX_CID_ADDR + BNX2_L2CTX_HOST_BDIDX, sw_prod); |
2753 | ||
a1f60190 | 2754 | REG_WR(bp, MB_RX_CID_ADDR + BNX2_L2CTX_HOST_BSEQ, bnapi->rx_prod_bseq); |
b6016b76 MC |
2755 | |
2756 | mmiowb(); | |
2757 | ||
2758 | return rx_pkt; | |
2759 | ||
2760 | } | |
2761 | ||
2762 | /* MSI ISR - The only difference between this and the INTx ISR | |
2763 | * is that the MSI interrupt is always serviced. | |
2764 | */ | |
2765 | static irqreturn_t | |
7d12e780 | 2766 | bnx2_msi(int irq, void *dev_instance) |
b6016b76 MC |
2767 | { |
2768 | struct net_device *dev = dev_instance; | |
972ec0d4 | 2769 | struct bnx2 *bp = netdev_priv(dev); |
35efa7c1 | 2770 | struct bnx2_napi *bnapi = &bp->bnx2_napi; |
b6016b76 | 2771 | |
35efa7c1 | 2772 | prefetch(bnapi->status_blk); |
b6016b76 MC |
2773 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, |
2774 | BNX2_PCICFG_INT_ACK_CMD_USE_INT_HC_PARAM | | |
2775 | BNX2_PCICFG_INT_ACK_CMD_MASK_INT); | |
2776 | ||
2777 | /* Return here if interrupt is disabled. */ | |
73eef4cd MC |
2778 | if (unlikely(atomic_read(&bp->intr_sem) != 0)) |
2779 | return IRQ_HANDLED; | |
b6016b76 | 2780 | |
35efa7c1 | 2781 | netif_rx_schedule(dev, &bnapi->napi); |
b6016b76 | 2782 | |
73eef4cd | 2783 | return IRQ_HANDLED; |
b6016b76 MC |
2784 | } |
2785 | ||
8e6a72c4 MC |
2786 | static irqreturn_t |
2787 | bnx2_msi_1shot(int irq, void *dev_instance) | |
2788 | { | |
2789 | struct net_device *dev = dev_instance; | |
2790 | struct bnx2 *bp = netdev_priv(dev); | |
35efa7c1 | 2791 | struct bnx2_napi *bnapi = &bp->bnx2_napi; |
8e6a72c4 | 2792 | |
35efa7c1 | 2793 | prefetch(bnapi->status_blk); |
8e6a72c4 MC |
2794 | |
2795 | /* Return here if interrupt is disabled. */ | |
2796 | if (unlikely(atomic_read(&bp->intr_sem) != 0)) | |
2797 | return IRQ_HANDLED; | |
2798 | ||
35efa7c1 | 2799 | netif_rx_schedule(dev, &bnapi->napi); |
8e6a72c4 MC |
2800 | |
2801 | return IRQ_HANDLED; | |
2802 | } | |
2803 | ||
b6016b76 | 2804 | static irqreturn_t |
7d12e780 | 2805 | bnx2_interrupt(int irq, void *dev_instance) |
b6016b76 MC |
2806 | { |
2807 | struct net_device *dev = dev_instance; | |
972ec0d4 | 2808 | struct bnx2 *bp = netdev_priv(dev); |
35efa7c1 MC |
2809 | struct bnx2_napi *bnapi = &bp->bnx2_napi; |
2810 | struct status_block *sblk = bnapi->status_blk; | |
b6016b76 MC |
2811 | |
2812 | /* When using INTx, it is possible for the interrupt to arrive | |
2813 | * at the CPU before the status block posted prior to the | |
2814 | * interrupt. Reading a register will flush the status block. | |
2815 | * When using MSI, the MSI message will always complete after | |
2816 | * the status block write. | |
2817 | */ | |
35efa7c1 | 2818 | if ((sblk->status_idx == bnapi->last_status_idx) && |
b6016b76 MC |
2819 | (REG_RD(bp, BNX2_PCICFG_MISC_STATUS) & |
2820 | BNX2_PCICFG_MISC_STATUS_INTA_VALUE)) | |
73eef4cd | 2821 | return IRQ_NONE; |
b6016b76 MC |
2822 | |
2823 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, | |
2824 | BNX2_PCICFG_INT_ACK_CMD_USE_INT_HC_PARAM | | |
2825 | BNX2_PCICFG_INT_ACK_CMD_MASK_INT); | |
2826 | ||
b8a7ce7b MC |
2827 | /* Read back to deassert IRQ immediately to avoid too many |
2828 | * spurious interrupts. | |
2829 | */ | |
2830 | REG_RD(bp, BNX2_PCICFG_INT_ACK_CMD); | |
2831 | ||
b6016b76 | 2832 | /* Return here if interrupt is shared and is disabled. */ |
73eef4cd MC |
2833 | if (unlikely(atomic_read(&bp->intr_sem) != 0)) |
2834 | return IRQ_HANDLED; | |
b6016b76 | 2835 | |
35efa7c1 MC |
2836 | if (netif_rx_schedule_prep(dev, &bnapi->napi)) { |
2837 | bnapi->last_status_idx = sblk->status_idx; | |
2838 | __netif_rx_schedule(dev, &bnapi->napi); | |
b8a7ce7b | 2839 | } |
b6016b76 | 2840 | |
73eef4cd | 2841 | return IRQ_HANDLED; |
b6016b76 MC |
2842 | } |
2843 | ||
0d8a6571 MC |
2844 | #define STATUS_ATTN_EVENTS (STATUS_ATTN_BITS_LINK_STATE | \ |
2845 | STATUS_ATTN_BITS_TIMER_ABORT) | |
da3e4fbe | 2846 | |
f4e418f7 | 2847 | static inline int |
35efa7c1 | 2848 | bnx2_has_work(struct bnx2_napi *bnapi) |
f4e418f7 | 2849 | { |
35efa7c1 | 2850 | struct bnx2 *bp = bnapi->bp; |
f4e418f7 MC |
2851 | struct status_block *sblk = bp->status_blk; |
2852 | ||
a1f60190 | 2853 | if ((bnx2_get_hw_rx_cons(bnapi) != bnapi->rx_cons) || |
a550c99b | 2854 | (bnx2_get_hw_tx_cons(bnapi) != bnapi->hw_tx_cons)) |
f4e418f7 MC |
2855 | return 1; |
2856 | ||
da3e4fbe MC |
2857 | if ((sblk->status_attn_bits & STATUS_ATTN_EVENTS) != |
2858 | (sblk->status_attn_bits_ack & STATUS_ATTN_EVENTS)) | |
f4e418f7 MC |
2859 | return 1; |
2860 | ||
2861 | return 0; | |
2862 | } | |
2863 | ||
35efa7c1 MC |
2864 | static int bnx2_poll_work(struct bnx2 *bp, struct bnx2_napi *bnapi, |
2865 | int work_done, int budget) | |
b6016b76 | 2866 | { |
35efa7c1 | 2867 | struct status_block *sblk = bnapi->status_blk; |
da3e4fbe MC |
2868 | u32 status_attn_bits = sblk->status_attn_bits; |
2869 | u32 status_attn_bits_ack = sblk->status_attn_bits_ack; | |
b6016b76 | 2870 | |
da3e4fbe MC |
2871 | if ((status_attn_bits & STATUS_ATTN_EVENTS) != |
2872 | (status_attn_bits_ack & STATUS_ATTN_EVENTS)) { | |
b6016b76 | 2873 | |
35efa7c1 | 2874 | bnx2_phy_int(bp, bnapi); |
bf5295bb MC |
2875 | |
2876 | /* This is needed to take care of transient status | |
2877 | * during link changes. | |
2878 | */ | |
2879 | REG_WR(bp, BNX2_HC_COMMAND, | |
2880 | bp->hc_cmd | BNX2_HC_COMMAND_COAL_NOW_WO_INT); | |
2881 | REG_RD(bp, BNX2_HC_COMMAND); | |
b6016b76 MC |
2882 | } |
2883 | ||
a550c99b | 2884 | if (bnx2_get_hw_tx_cons(bnapi) != bnapi->hw_tx_cons) |
35efa7c1 | 2885 | bnx2_tx_int(bp, bnapi); |
b6016b76 | 2886 | |
a1f60190 | 2887 | if (bnx2_get_hw_rx_cons(bnapi) != bnapi->rx_cons) |
35efa7c1 | 2888 | work_done += bnx2_rx_int(bp, bnapi, budget - work_done); |
6aa20a22 | 2889 | |
6f535763 DM |
2890 | return work_done; |
2891 | } | |
2892 | ||
2893 | static int bnx2_poll(struct napi_struct *napi, int budget) | |
2894 | { | |
35efa7c1 MC |
2895 | struct bnx2_napi *bnapi = container_of(napi, struct bnx2_napi, napi); |
2896 | struct bnx2 *bp = bnapi->bp; | |
6f535763 | 2897 | int work_done = 0; |
35efa7c1 | 2898 | struct status_block *sblk = bnapi->status_blk; |
6f535763 DM |
2899 | |
2900 | while (1) { | |
35efa7c1 | 2901 | work_done = bnx2_poll_work(bp, bnapi, work_done, budget); |
f4e418f7 | 2902 | |
6f535763 DM |
2903 | if (unlikely(work_done >= budget)) |
2904 | break; | |
2905 | ||
35efa7c1 | 2906 | /* bnapi->last_status_idx is used below to tell the hw how |
6dee6421 MC |
2907 | * much work has been processed, so we must read it before |
2908 | * checking for more work. | |
2909 | */ | |
35efa7c1 | 2910 | bnapi->last_status_idx = sblk->status_idx; |
6dee6421 | 2911 | rmb(); |
35efa7c1 | 2912 | if (likely(!bnx2_has_work(bnapi))) { |
6f535763 DM |
2913 | netif_rx_complete(bp->dev, napi); |
2914 | if (likely(bp->flags & USING_MSI_FLAG)) { | |
2915 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, | |
2916 | BNX2_PCICFG_INT_ACK_CMD_INDEX_VALID | | |
35efa7c1 | 2917 | bnapi->last_status_idx); |
6dee6421 | 2918 | break; |
6f535763 | 2919 | } |
1269a8a6 MC |
2920 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, |
2921 | BNX2_PCICFG_INT_ACK_CMD_INDEX_VALID | | |
6f535763 | 2922 | BNX2_PCICFG_INT_ACK_CMD_MASK_INT | |
35efa7c1 | 2923 | bnapi->last_status_idx); |
1269a8a6 | 2924 | |
6f535763 DM |
2925 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, |
2926 | BNX2_PCICFG_INT_ACK_CMD_INDEX_VALID | | |
35efa7c1 | 2927 | bnapi->last_status_idx); |
6f535763 DM |
2928 | break; |
2929 | } | |
b6016b76 MC |
2930 | } |
2931 | ||
bea3348e | 2932 | return work_done; |
b6016b76 MC |
2933 | } |
2934 | ||
932ff279 | 2935 | /* Called with rtnl_lock from vlan functions and also netif_tx_lock |
b6016b76 MC |
2936 | * from set_multicast. |
2937 | */ | |
2938 | static void | |
2939 | bnx2_set_rx_mode(struct net_device *dev) | |
2940 | { | |
972ec0d4 | 2941 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
2942 | u32 rx_mode, sort_mode; |
2943 | int i; | |
b6016b76 | 2944 | |
c770a65c | 2945 | spin_lock_bh(&bp->phy_lock); |
b6016b76 MC |
2946 | |
2947 | rx_mode = bp->rx_mode & ~(BNX2_EMAC_RX_MODE_PROMISCUOUS | | |
2948 | BNX2_EMAC_RX_MODE_KEEP_VLAN_TAG); | |
2949 | sort_mode = 1 | BNX2_RPM_SORT_USER0_BC_EN; | |
2950 | #ifdef BCM_VLAN | |
e29054f9 | 2951 | if (!bp->vlgrp && !(bp->flags & ASF_ENABLE_FLAG)) |
b6016b76 | 2952 | rx_mode |= BNX2_EMAC_RX_MODE_KEEP_VLAN_TAG; |
b6016b76 | 2953 | #else |
e29054f9 MC |
2954 | if (!(bp->flags & ASF_ENABLE_FLAG)) |
2955 | rx_mode |= BNX2_EMAC_RX_MODE_KEEP_VLAN_TAG; | |
b6016b76 MC |
2956 | #endif |
2957 | if (dev->flags & IFF_PROMISC) { | |
2958 | /* Promiscuous mode. */ | |
2959 | rx_mode |= BNX2_EMAC_RX_MODE_PROMISCUOUS; | |
7510873d MC |
2960 | sort_mode |= BNX2_RPM_SORT_USER0_PROM_EN | |
2961 | BNX2_RPM_SORT_USER0_PROM_VLAN; | |
b6016b76 MC |
2962 | } |
2963 | else if (dev->flags & IFF_ALLMULTI) { | |
2964 | for (i = 0; i < NUM_MC_HASH_REGISTERS; i++) { | |
2965 | REG_WR(bp, BNX2_EMAC_MULTICAST_HASH0 + (i * 4), | |
2966 | 0xffffffff); | |
2967 | } | |
2968 | sort_mode |= BNX2_RPM_SORT_USER0_MC_EN; | |
2969 | } | |
2970 | else { | |
2971 | /* Accept one or more multicast(s). */ | |
2972 | struct dev_mc_list *mclist; | |
2973 | u32 mc_filter[NUM_MC_HASH_REGISTERS]; | |
2974 | u32 regidx; | |
2975 | u32 bit; | |
2976 | u32 crc; | |
2977 | ||
2978 | memset(mc_filter, 0, 4 * NUM_MC_HASH_REGISTERS); | |
2979 | ||
2980 | for (i = 0, mclist = dev->mc_list; mclist && i < dev->mc_count; | |
2981 | i++, mclist = mclist->next) { | |
2982 | ||
2983 | crc = ether_crc_le(ETH_ALEN, mclist->dmi_addr); | |
2984 | bit = crc & 0xff; | |
2985 | regidx = (bit & 0xe0) >> 5; | |
2986 | bit &= 0x1f; | |
2987 | mc_filter[regidx] |= (1 << bit); | |
2988 | } | |
2989 | ||
2990 | for (i = 0; i < NUM_MC_HASH_REGISTERS; i++) { | |
2991 | REG_WR(bp, BNX2_EMAC_MULTICAST_HASH0 + (i * 4), | |
2992 | mc_filter[i]); | |
2993 | } | |
2994 | ||
2995 | sort_mode |= BNX2_RPM_SORT_USER0_MC_HSH_EN; | |
2996 | } | |
2997 | ||
2998 | if (rx_mode != bp->rx_mode) { | |
2999 | bp->rx_mode = rx_mode; | |
3000 | REG_WR(bp, BNX2_EMAC_RX_MODE, rx_mode); | |
3001 | } | |
3002 | ||
3003 | REG_WR(bp, BNX2_RPM_SORT_USER0, 0x0); | |
3004 | REG_WR(bp, BNX2_RPM_SORT_USER0, sort_mode); | |
3005 | REG_WR(bp, BNX2_RPM_SORT_USER0, sort_mode | BNX2_RPM_SORT_USER0_ENA); | |
3006 | ||
c770a65c | 3007 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
3008 | } |
3009 | ||
3010 | static void | |
3011 | load_rv2p_fw(struct bnx2 *bp, u32 *rv2p_code, u32 rv2p_code_len, | |
3012 | u32 rv2p_proc) | |
3013 | { | |
3014 | int i; | |
3015 | u32 val; | |
3016 | ||
3017 | ||
3018 | for (i = 0; i < rv2p_code_len; i += 8) { | |
fba9fe91 | 3019 | REG_WR(bp, BNX2_RV2P_INSTR_HIGH, cpu_to_le32(*rv2p_code)); |
b6016b76 | 3020 | rv2p_code++; |
fba9fe91 | 3021 | REG_WR(bp, BNX2_RV2P_INSTR_LOW, cpu_to_le32(*rv2p_code)); |
b6016b76 MC |
3022 | rv2p_code++; |
3023 | ||
3024 | if (rv2p_proc == RV2P_PROC1) { | |
3025 | val = (i / 8) | BNX2_RV2P_PROC1_ADDR_CMD_RDWR; | |
3026 | REG_WR(bp, BNX2_RV2P_PROC1_ADDR_CMD, val); | |
3027 | } | |
3028 | else { | |
3029 | val = (i / 8) | BNX2_RV2P_PROC2_ADDR_CMD_RDWR; | |
3030 | REG_WR(bp, BNX2_RV2P_PROC2_ADDR_CMD, val); | |
3031 | } | |
3032 | } | |
3033 | ||
3034 | /* Reset the processor, un-stall is done later. */ | |
3035 | if (rv2p_proc == RV2P_PROC1) { | |
3036 | REG_WR(bp, BNX2_RV2P_COMMAND, BNX2_RV2P_COMMAND_PROC1_RESET); | |
3037 | } | |
3038 | else { | |
3039 | REG_WR(bp, BNX2_RV2P_COMMAND, BNX2_RV2P_COMMAND_PROC2_RESET); | |
3040 | } | |
3041 | } | |
3042 | ||
af3ee519 | 3043 | static int |
b6016b76 MC |
3044 | load_cpu_fw(struct bnx2 *bp, struct cpu_reg *cpu_reg, struct fw_info *fw) |
3045 | { | |
3046 | u32 offset; | |
3047 | u32 val; | |
af3ee519 | 3048 | int rc; |
b6016b76 MC |
3049 | |
3050 | /* Halt the CPU. */ | |
3051 | val = REG_RD_IND(bp, cpu_reg->mode); | |
3052 | val |= cpu_reg->mode_value_halt; | |
3053 | REG_WR_IND(bp, cpu_reg->mode, val); | |
3054 | REG_WR_IND(bp, cpu_reg->state, cpu_reg->state_value_clear); | |
3055 | ||
3056 | /* Load the Text area. */ | |
3057 | offset = cpu_reg->spad_base + (fw->text_addr - cpu_reg->mips_view_base); | |
af3ee519 | 3058 | if (fw->gz_text) { |
b6016b76 MC |
3059 | int j; |
3060 | ||
ea1f8d5c MC |
3061 | rc = zlib_inflate_blob(fw->text, FW_BUF_SIZE, fw->gz_text, |
3062 | fw->gz_text_len); | |
3063 | if (rc < 0) | |
b3448b0b | 3064 | return rc; |
ea1f8d5c | 3065 | |
b6016b76 | 3066 | for (j = 0; j < (fw->text_len / 4); j++, offset += 4) { |
ea1f8d5c | 3067 | REG_WR_IND(bp, offset, cpu_to_le32(fw->text[j])); |
b6016b76 MC |
3068 | } |
3069 | } | |
3070 | ||
3071 | /* Load the Data area. */ | |
3072 | offset = cpu_reg->spad_base + (fw->data_addr - cpu_reg->mips_view_base); | |
3073 | if (fw->data) { | |
3074 | int j; | |
3075 | ||
3076 | for (j = 0; j < (fw->data_len / 4); j++, offset += 4) { | |
3077 | REG_WR_IND(bp, offset, fw->data[j]); | |
3078 | } | |
3079 | } | |
3080 | ||
3081 | /* Load the SBSS area. */ | |
3082 | offset = cpu_reg->spad_base + (fw->sbss_addr - cpu_reg->mips_view_base); | |
ea1f8d5c | 3083 | if (fw->sbss_len) { |
b6016b76 MC |
3084 | int j; |
3085 | ||
3086 | for (j = 0; j < (fw->sbss_len / 4); j++, offset += 4) { | |
ea1f8d5c | 3087 | REG_WR_IND(bp, offset, 0); |
b6016b76 MC |
3088 | } |
3089 | } | |
3090 | ||
3091 | /* Load the BSS area. */ | |
3092 | offset = cpu_reg->spad_base + (fw->bss_addr - cpu_reg->mips_view_base); | |
ea1f8d5c | 3093 | if (fw->bss_len) { |
b6016b76 MC |
3094 | int j; |
3095 | ||
3096 | for (j = 0; j < (fw->bss_len/4); j++, offset += 4) { | |
ea1f8d5c | 3097 | REG_WR_IND(bp, offset, 0); |
b6016b76 MC |
3098 | } |
3099 | } | |
3100 | ||
3101 | /* Load the Read-Only area. */ | |
3102 | offset = cpu_reg->spad_base + | |
3103 | (fw->rodata_addr - cpu_reg->mips_view_base); | |
3104 | if (fw->rodata) { | |
3105 | int j; | |
3106 | ||
3107 | for (j = 0; j < (fw->rodata_len / 4); j++, offset += 4) { | |
3108 | REG_WR_IND(bp, offset, fw->rodata[j]); | |
3109 | } | |
3110 | } | |
3111 | ||
3112 | /* Clear the pre-fetch instruction. */ | |
3113 | REG_WR_IND(bp, cpu_reg->inst, 0); | |
3114 | REG_WR_IND(bp, cpu_reg->pc, fw->start_addr); | |
3115 | ||
3116 | /* Start the CPU. */ | |
3117 | val = REG_RD_IND(bp, cpu_reg->mode); | |
3118 | val &= ~cpu_reg->mode_value_halt; | |
3119 | REG_WR_IND(bp, cpu_reg->state, cpu_reg->state_value_clear); | |
3120 | REG_WR_IND(bp, cpu_reg->mode, val); | |
af3ee519 MC |
3121 | |
3122 | return 0; | |
b6016b76 MC |
3123 | } |
3124 | ||
fba9fe91 | 3125 | static int |
b6016b76 MC |
3126 | bnx2_init_cpus(struct bnx2 *bp) |
3127 | { | |
3128 | struct cpu_reg cpu_reg; | |
af3ee519 | 3129 | struct fw_info *fw; |
110d0ef9 MC |
3130 | int rc, rv2p_len; |
3131 | void *text, *rv2p; | |
b6016b76 MC |
3132 | |
3133 | /* Initialize the RV2P processor. */ | |
b3448b0b DV |
3134 | text = vmalloc(FW_BUF_SIZE); |
3135 | if (!text) | |
3136 | return -ENOMEM; | |
110d0ef9 MC |
3137 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
3138 | rv2p = bnx2_xi_rv2p_proc1; | |
3139 | rv2p_len = sizeof(bnx2_xi_rv2p_proc1); | |
3140 | } else { | |
3141 | rv2p = bnx2_rv2p_proc1; | |
3142 | rv2p_len = sizeof(bnx2_rv2p_proc1); | |
3143 | } | |
3144 | rc = zlib_inflate_blob(text, FW_BUF_SIZE, rv2p, rv2p_len); | |
ea1f8d5c | 3145 | if (rc < 0) |
fba9fe91 | 3146 | goto init_cpu_err; |
ea1f8d5c | 3147 | |
b3448b0b | 3148 | load_rv2p_fw(bp, text, rc /* == len */, RV2P_PROC1); |
fba9fe91 | 3149 | |
110d0ef9 MC |
3150 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
3151 | rv2p = bnx2_xi_rv2p_proc2; | |
3152 | rv2p_len = sizeof(bnx2_xi_rv2p_proc2); | |
3153 | } else { | |
3154 | rv2p = bnx2_rv2p_proc2; | |
3155 | rv2p_len = sizeof(bnx2_rv2p_proc2); | |
3156 | } | |
3157 | rc = zlib_inflate_blob(text, FW_BUF_SIZE, rv2p, rv2p_len); | |
ea1f8d5c | 3158 | if (rc < 0) |
fba9fe91 | 3159 | goto init_cpu_err; |
ea1f8d5c | 3160 | |
b3448b0b | 3161 | load_rv2p_fw(bp, text, rc /* == len */, RV2P_PROC2); |
b6016b76 MC |
3162 | |
3163 | /* Initialize the RX Processor. */ | |
3164 | cpu_reg.mode = BNX2_RXP_CPU_MODE; | |
3165 | cpu_reg.mode_value_halt = BNX2_RXP_CPU_MODE_SOFT_HALT; | |
3166 | cpu_reg.mode_value_sstep = BNX2_RXP_CPU_MODE_STEP_ENA; | |
3167 | cpu_reg.state = BNX2_RXP_CPU_STATE; | |
3168 | cpu_reg.state_value_clear = 0xffffff; | |
3169 | cpu_reg.gpr0 = BNX2_RXP_CPU_REG_FILE; | |
3170 | cpu_reg.evmask = BNX2_RXP_CPU_EVENT_MASK; | |
3171 | cpu_reg.pc = BNX2_RXP_CPU_PROGRAM_COUNTER; | |
3172 | cpu_reg.inst = BNX2_RXP_CPU_INSTRUCTION; | |
3173 | cpu_reg.bp = BNX2_RXP_CPU_HW_BREAKPOINT; | |
3174 | cpu_reg.spad_base = BNX2_RXP_SCRATCH; | |
3175 | cpu_reg.mips_view_base = 0x8000000; | |
6aa20a22 | 3176 | |
d43584c8 MC |
3177 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
3178 | fw = &bnx2_rxp_fw_09; | |
3179 | else | |
3180 | fw = &bnx2_rxp_fw_06; | |
fba9fe91 | 3181 | |
ea1f8d5c | 3182 | fw->text = text; |
af3ee519 | 3183 | rc = load_cpu_fw(bp, &cpu_reg, fw); |
fba9fe91 MC |
3184 | if (rc) |
3185 | goto init_cpu_err; | |
3186 | ||
b6016b76 MC |
3187 | /* Initialize the TX Processor. */ |
3188 | cpu_reg.mode = BNX2_TXP_CPU_MODE; | |
3189 | cpu_reg.mode_value_halt = BNX2_TXP_CPU_MODE_SOFT_HALT; | |
3190 | cpu_reg.mode_value_sstep = BNX2_TXP_CPU_MODE_STEP_ENA; | |
3191 | cpu_reg.state = BNX2_TXP_CPU_STATE; | |
3192 | cpu_reg.state_value_clear = 0xffffff; | |
3193 | cpu_reg.gpr0 = BNX2_TXP_CPU_REG_FILE; | |
3194 | cpu_reg.evmask = BNX2_TXP_CPU_EVENT_MASK; | |
3195 | cpu_reg.pc = BNX2_TXP_CPU_PROGRAM_COUNTER; | |
3196 | cpu_reg.inst = BNX2_TXP_CPU_INSTRUCTION; | |
3197 | cpu_reg.bp = BNX2_TXP_CPU_HW_BREAKPOINT; | |
3198 | cpu_reg.spad_base = BNX2_TXP_SCRATCH; | |
3199 | cpu_reg.mips_view_base = 0x8000000; | |
6aa20a22 | 3200 | |
d43584c8 MC |
3201 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
3202 | fw = &bnx2_txp_fw_09; | |
3203 | else | |
3204 | fw = &bnx2_txp_fw_06; | |
fba9fe91 | 3205 | |
ea1f8d5c | 3206 | fw->text = text; |
af3ee519 | 3207 | rc = load_cpu_fw(bp, &cpu_reg, fw); |
fba9fe91 MC |
3208 | if (rc) |
3209 | goto init_cpu_err; | |
3210 | ||
b6016b76 MC |
3211 | /* Initialize the TX Patch-up Processor. */ |
3212 | cpu_reg.mode = BNX2_TPAT_CPU_MODE; | |
3213 | cpu_reg.mode_value_halt = BNX2_TPAT_CPU_MODE_SOFT_HALT; | |
3214 | cpu_reg.mode_value_sstep = BNX2_TPAT_CPU_MODE_STEP_ENA; | |
3215 | cpu_reg.state = BNX2_TPAT_CPU_STATE; | |
3216 | cpu_reg.state_value_clear = 0xffffff; | |
3217 | cpu_reg.gpr0 = BNX2_TPAT_CPU_REG_FILE; | |
3218 | cpu_reg.evmask = BNX2_TPAT_CPU_EVENT_MASK; | |
3219 | cpu_reg.pc = BNX2_TPAT_CPU_PROGRAM_COUNTER; | |
3220 | cpu_reg.inst = BNX2_TPAT_CPU_INSTRUCTION; | |
3221 | cpu_reg.bp = BNX2_TPAT_CPU_HW_BREAKPOINT; | |
3222 | cpu_reg.spad_base = BNX2_TPAT_SCRATCH; | |
3223 | cpu_reg.mips_view_base = 0x8000000; | |
6aa20a22 | 3224 | |
d43584c8 MC |
3225 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
3226 | fw = &bnx2_tpat_fw_09; | |
3227 | else | |
3228 | fw = &bnx2_tpat_fw_06; | |
fba9fe91 | 3229 | |
ea1f8d5c | 3230 | fw->text = text; |
af3ee519 | 3231 | rc = load_cpu_fw(bp, &cpu_reg, fw); |
fba9fe91 MC |
3232 | if (rc) |
3233 | goto init_cpu_err; | |
3234 | ||
b6016b76 MC |
3235 | /* Initialize the Completion Processor. */ |
3236 | cpu_reg.mode = BNX2_COM_CPU_MODE; | |
3237 | cpu_reg.mode_value_halt = BNX2_COM_CPU_MODE_SOFT_HALT; | |
3238 | cpu_reg.mode_value_sstep = BNX2_COM_CPU_MODE_STEP_ENA; | |
3239 | cpu_reg.state = BNX2_COM_CPU_STATE; | |
3240 | cpu_reg.state_value_clear = 0xffffff; | |
3241 | cpu_reg.gpr0 = BNX2_COM_CPU_REG_FILE; | |
3242 | cpu_reg.evmask = BNX2_COM_CPU_EVENT_MASK; | |
3243 | cpu_reg.pc = BNX2_COM_CPU_PROGRAM_COUNTER; | |
3244 | cpu_reg.inst = BNX2_COM_CPU_INSTRUCTION; | |
3245 | cpu_reg.bp = BNX2_COM_CPU_HW_BREAKPOINT; | |
3246 | cpu_reg.spad_base = BNX2_COM_SCRATCH; | |
3247 | cpu_reg.mips_view_base = 0x8000000; | |
6aa20a22 | 3248 | |
d43584c8 MC |
3249 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
3250 | fw = &bnx2_com_fw_09; | |
3251 | else | |
3252 | fw = &bnx2_com_fw_06; | |
fba9fe91 | 3253 | |
ea1f8d5c | 3254 | fw->text = text; |
af3ee519 | 3255 | rc = load_cpu_fw(bp, &cpu_reg, fw); |
fba9fe91 MC |
3256 | if (rc) |
3257 | goto init_cpu_err; | |
3258 | ||
d43584c8 MC |
3259 | /* Initialize the Command Processor. */ |
3260 | cpu_reg.mode = BNX2_CP_CPU_MODE; | |
3261 | cpu_reg.mode_value_halt = BNX2_CP_CPU_MODE_SOFT_HALT; | |
3262 | cpu_reg.mode_value_sstep = BNX2_CP_CPU_MODE_STEP_ENA; | |
3263 | cpu_reg.state = BNX2_CP_CPU_STATE; | |
3264 | cpu_reg.state_value_clear = 0xffffff; | |
3265 | cpu_reg.gpr0 = BNX2_CP_CPU_REG_FILE; | |
3266 | cpu_reg.evmask = BNX2_CP_CPU_EVENT_MASK; | |
3267 | cpu_reg.pc = BNX2_CP_CPU_PROGRAM_COUNTER; | |
3268 | cpu_reg.inst = BNX2_CP_CPU_INSTRUCTION; | |
3269 | cpu_reg.bp = BNX2_CP_CPU_HW_BREAKPOINT; | |
3270 | cpu_reg.spad_base = BNX2_CP_SCRATCH; | |
3271 | cpu_reg.mips_view_base = 0x8000000; | |
b6016b76 | 3272 | |
110d0ef9 | 3273 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
d43584c8 | 3274 | fw = &bnx2_cp_fw_09; |
110d0ef9 MC |
3275 | else |
3276 | fw = &bnx2_cp_fw_06; | |
3277 | ||
3278 | fw->text = text; | |
3279 | rc = load_cpu_fw(bp, &cpu_reg, fw); | |
b6016b76 | 3280 | |
fba9fe91 | 3281 | init_cpu_err: |
ea1f8d5c | 3282 | vfree(text); |
fba9fe91 | 3283 | return rc; |
b6016b76 MC |
3284 | } |
3285 | ||
3286 | static int | |
829ca9a3 | 3287 | bnx2_set_power_state(struct bnx2 *bp, pci_power_t state) |
b6016b76 MC |
3288 | { |
3289 | u16 pmcsr; | |
3290 | ||
3291 | pci_read_config_word(bp->pdev, bp->pm_cap + PCI_PM_CTRL, &pmcsr); | |
3292 | ||
3293 | switch (state) { | |
829ca9a3 | 3294 | case PCI_D0: { |
b6016b76 MC |
3295 | u32 val; |
3296 | ||
3297 | pci_write_config_word(bp->pdev, bp->pm_cap + PCI_PM_CTRL, | |
3298 | (pmcsr & ~PCI_PM_CTRL_STATE_MASK) | | |
3299 | PCI_PM_CTRL_PME_STATUS); | |
3300 | ||
3301 | if (pmcsr & PCI_PM_CTRL_STATE_MASK) | |
3302 | /* delay required during transition out of D3hot */ | |
3303 | msleep(20); | |
3304 | ||
3305 | val = REG_RD(bp, BNX2_EMAC_MODE); | |
3306 | val |= BNX2_EMAC_MODE_MPKT_RCVD | BNX2_EMAC_MODE_ACPI_RCVD; | |
3307 | val &= ~BNX2_EMAC_MODE_MPKT; | |
3308 | REG_WR(bp, BNX2_EMAC_MODE, val); | |
3309 | ||
3310 | val = REG_RD(bp, BNX2_RPM_CONFIG); | |
3311 | val &= ~BNX2_RPM_CONFIG_ACPI_ENA; | |
3312 | REG_WR(bp, BNX2_RPM_CONFIG, val); | |
3313 | break; | |
3314 | } | |
829ca9a3 | 3315 | case PCI_D3hot: { |
b6016b76 MC |
3316 | int i; |
3317 | u32 val, wol_msg; | |
3318 | ||
3319 | if (bp->wol) { | |
3320 | u32 advertising; | |
3321 | u8 autoneg; | |
3322 | ||
3323 | autoneg = bp->autoneg; | |
3324 | advertising = bp->advertising; | |
3325 | ||
239cd343 MC |
3326 | if (bp->phy_port == PORT_TP) { |
3327 | bp->autoneg = AUTONEG_SPEED; | |
3328 | bp->advertising = ADVERTISED_10baseT_Half | | |
3329 | ADVERTISED_10baseT_Full | | |
3330 | ADVERTISED_100baseT_Half | | |
3331 | ADVERTISED_100baseT_Full | | |
3332 | ADVERTISED_Autoneg; | |
3333 | } | |
b6016b76 | 3334 | |
239cd343 MC |
3335 | spin_lock_bh(&bp->phy_lock); |
3336 | bnx2_setup_phy(bp, bp->phy_port); | |
3337 | spin_unlock_bh(&bp->phy_lock); | |
b6016b76 MC |
3338 | |
3339 | bp->autoneg = autoneg; | |
3340 | bp->advertising = advertising; | |
3341 | ||
3342 | bnx2_set_mac_addr(bp); | |
3343 | ||
3344 | val = REG_RD(bp, BNX2_EMAC_MODE); | |
3345 | ||
3346 | /* Enable port mode. */ | |
3347 | val &= ~BNX2_EMAC_MODE_PORT; | |
239cd343 | 3348 | val |= BNX2_EMAC_MODE_MPKT_RCVD | |
b6016b76 | 3349 | BNX2_EMAC_MODE_ACPI_RCVD | |
b6016b76 | 3350 | BNX2_EMAC_MODE_MPKT; |
239cd343 MC |
3351 | if (bp->phy_port == PORT_TP) |
3352 | val |= BNX2_EMAC_MODE_PORT_MII; | |
3353 | else { | |
3354 | val |= BNX2_EMAC_MODE_PORT_GMII; | |
3355 | if (bp->line_speed == SPEED_2500) | |
3356 | val |= BNX2_EMAC_MODE_25G_MODE; | |
3357 | } | |
b6016b76 MC |
3358 | |
3359 | REG_WR(bp, BNX2_EMAC_MODE, val); | |
3360 | ||
3361 | /* receive all multicast */ | |
3362 | for (i = 0; i < NUM_MC_HASH_REGISTERS; i++) { | |
3363 | REG_WR(bp, BNX2_EMAC_MULTICAST_HASH0 + (i * 4), | |
3364 | 0xffffffff); | |
3365 | } | |
3366 | REG_WR(bp, BNX2_EMAC_RX_MODE, | |
3367 | BNX2_EMAC_RX_MODE_SORT_MODE); | |
3368 | ||
3369 | val = 1 | BNX2_RPM_SORT_USER0_BC_EN | | |
3370 | BNX2_RPM_SORT_USER0_MC_EN; | |
3371 | REG_WR(bp, BNX2_RPM_SORT_USER0, 0x0); | |
3372 | REG_WR(bp, BNX2_RPM_SORT_USER0, val); | |
3373 | REG_WR(bp, BNX2_RPM_SORT_USER0, val | | |
3374 | BNX2_RPM_SORT_USER0_ENA); | |
3375 | ||
3376 | /* Need to enable EMAC and RPM for WOL. */ | |
3377 | REG_WR(bp, BNX2_MISC_ENABLE_SET_BITS, | |
3378 | BNX2_MISC_ENABLE_SET_BITS_RX_PARSER_MAC_ENABLE | | |
3379 | BNX2_MISC_ENABLE_SET_BITS_TX_HEADER_Q_ENABLE | | |
3380 | BNX2_MISC_ENABLE_SET_BITS_EMAC_ENABLE); | |
3381 | ||
3382 | val = REG_RD(bp, BNX2_RPM_CONFIG); | |
3383 | val &= ~BNX2_RPM_CONFIG_ACPI_ENA; | |
3384 | REG_WR(bp, BNX2_RPM_CONFIG, val); | |
3385 | ||
3386 | wol_msg = BNX2_DRV_MSG_CODE_SUSPEND_WOL; | |
3387 | } | |
3388 | else { | |
3389 | wol_msg = BNX2_DRV_MSG_CODE_SUSPEND_NO_WOL; | |
3390 | } | |
3391 | ||
dda1e390 MC |
3392 | if (!(bp->flags & NO_WOL_FLAG)) |
3393 | bnx2_fw_sync(bp, BNX2_DRV_MSG_DATA_WAIT3 | wol_msg, 0); | |
b6016b76 MC |
3394 | |
3395 | pmcsr &= ~PCI_PM_CTRL_STATE_MASK; | |
3396 | if ((CHIP_ID(bp) == CHIP_ID_5706_A0) || | |
3397 | (CHIP_ID(bp) == CHIP_ID_5706_A1)) { | |
3398 | ||
3399 | if (bp->wol) | |
3400 | pmcsr |= 3; | |
3401 | } | |
3402 | else { | |
3403 | pmcsr |= 3; | |
3404 | } | |
3405 | if (bp->wol) { | |
3406 | pmcsr |= PCI_PM_CTRL_PME_ENABLE; | |
3407 | } | |
3408 | pci_write_config_word(bp->pdev, bp->pm_cap + PCI_PM_CTRL, | |
3409 | pmcsr); | |
3410 | ||
3411 | /* No more memory access after this point until | |
3412 | * device is brought back to D0. | |
3413 | */ | |
3414 | udelay(50); | |
3415 | break; | |
3416 | } | |
3417 | default: | |
3418 | return -EINVAL; | |
3419 | } | |
3420 | return 0; | |
3421 | } | |
3422 | ||
3423 | static int | |
3424 | bnx2_acquire_nvram_lock(struct bnx2 *bp) | |
3425 | { | |
3426 | u32 val; | |
3427 | int j; | |
3428 | ||
3429 | /* Request access to the flash interface. */ | |
3430 | REG_WR(bp, BNX2_NVM_SW_ARB, BNX2_NVM_SW_ARB_ARB_REQ_SET2); | |
3431 | for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) { | |
3432 | val = REG_RD(bp, BNX2_NVM_SW_ARB); | |
3433 | if (val & BNX2_NVM_SW_ARB_ARB_ARB2) | |
3434 | break; | |
3435 | ||
3436 | udelay(5); | |
3437 | } | |
3438 | ||
3439 | if (j >= NVRAM_TIMEOUT_COUNT) | |
3440 | return -EBUSY; | |
3441 | ||
3442 | return 0; | |
3443 | } | |
3444 | ||
3445 | static int | |
3446 | bnx2_release_nvram_lock(struct bnx2 *bp) | |
3447 | { | |
3448 | int j; | |
3449 | u32 val; | |
3450 | ||
3451 | /* Relinquish nvram interface. */ | |
3452 | REG_WR(bp, BNX2_NVM_SW_ARB, BNX2_NVM_SW_ARB_ARB_REQ_CLR2); | |
3453 | ||
3454 | for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) { | |
3455 | val = REG_RD(bp, BNX2_NVM_SW_ARB); | |
3456 | if (!(val & BNX2_NVM_SW_ARB_ARB_ARB2)) | |
3457 | break; | |
3458 | ||
3459 | udelay(5); | |
3460 | } | |
3461 | ||
3462 | if (j >= NVRAM_TIMEOUT_COUNT) | |
3463 | return -EBUSY; | |
3464 | ||
3465 | return 0; | |
3466 | } | |
3467 | ||
3468 | ||
3469 | static int | |
3470 | bnx2_enable_nvram_write(struct bnx2 *bp) | |
3471 | { | |
3472 | u32 val; | |
3473 | ||
3474 | val = REG_RD(bp, BNX2_MISC_CFG); | |
3475 | REG_WR(bp, BNX2_MISC_CFG, val | BNX2_MISC_CFG_NVM_WR_EN_PCI); | |
3476 | ||
e30372c9 | 3477 | if (bp->flash_info->flags & BNX2_NV_WREN) { |
b6016b76 MC |
3478 | int j; |
3479 | ||
3480 | REG_WR(bp, BNX2_NVM_COMMAND, BNX2_NVM_COMMAND_DONE); | |
3481 | REG_WR(bp, BNX2_NVM_COMMAND, | |
3482 | BNX2_NVM_COMMAND_WREN | BNX2_NVM_COMMAND_DOIT); | |
3483 | ||
3484 | for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) { | |
3485 | udelay(5); | |
3486 | ||
3487 | val = REG_RD(bp, BNX2_NVM_COMMAND); | |
3488 | if (val & BNX2_NVM_COMMAND_DONE) | |
3489 | break; | |
3490 | } | |
3491 | ||
3492 | if (j >= NVRAM_TIMEOUT_COUNT) | |
3493 | return -EBUSY; | |
3494 | } | |
3495 | return 0; | |
3496 | } | |
3497 | ||
3498 | static void | |
3499 | bnx2_disable_nvram_write(struct bnx2 *bp) | |
3500 | { | |
3501 | u32 val; | |
3502 | ||
3503 | val = REG_RD(bp, BNX2_MISC_CFG); | |
3504 | REG_WR(bp, BNX2_MISC_CFG, val & ~BNX2_MISC_CFG_NVM_WR_EN); | |
3505 | } | |
3506 | ||
3507 | ||
3508 | static void | |
3509 | bnx2_enable_nvram_access(struct bnx2 *bp) | |
3510 | { | |
3511 | u32 val; | |
3512 | ||
3513 | val = REG_RD(bp, BNX2_NVM_ACCESS_ENABLE); | |
3514 | /* Enable both bits, even on read. */ | |
6aa20a22 | 3515 | REG_WR(bp, BNX2_NVM_ACCESS_ENABLE, |
b6016b76 MC |
3516 | val | BNX2_NVM_ACCESS_ENABLE_EN | BNX2_NVM_ACCESS_ENABLE_WR_EN); |
3517 | } | |
3518 | ||
3519 | static void | |
3520 | bnx2_disable_nvram_access(struct bnx2 *bp) | |
3521 | { | |
3522 | u32 val; | |
3523 | ||
3524 | val = REG_RD(bp, BNX2_NVM_ACCESS_ENABLE); | |
3525 | /* Disable both bits, even after read. */ | |
6aa20a22 | 3526 | REG_WR(bp, BNX2_NVM_ACCESS_ENABLE, |
b6016b76 MC |
3527 | val & ~(BNX2_NVM_ACCESS_ENABLE_EN | |
3528 | BNX2_NVM_ACCESS_ENABLE_WR_EN)); | |
3529 | } | |
3530 | ||
3531 | static int | |
3532 | bnx2_nvram_erase_page(struct bnx2 *bp, u32 offset) | |
3533 | { | |
3534 | u32 cmd; | |
3535 | int j; | |
3536 | ||
e30372c9 | 3537 | if (bp->flash_info->flags & BNX2_NV_BUFFERED) |
b6016b76 MC |
3538 | /* Buffered flash, no erase needed */ |
3539 | return 0; | |
3540 | ||
3541 | /* Build an erase command */ | |
3542 | cmd = BNX2_NVM_COMMAND_ERASE | BNX2_NVM_COMMAND_WR | | |
3543 | BNX2_NVM_COMMAND_DOIT; | |
3544 | ||
3545 | /* Need to clear DONE bit separately. */ | |
3546 | REG_WR(bp, BNX2_NVM_COMMAND, BNX2_NVM_COMMAND_DONE); | |
3547 | ||
3548 | /* Address of the NVRAM to read from. */ | |
3549 | REG_WR(bp, BNX2_NVM_ADDR, offset & BNX2_NVM_ADDR_NVM_ADDR_VALUE); | |
3550 | ||
3551 | /* Issue an erase command. */ | |
3552 | REG_WR(bp, BNX2_NVM_COMMAND, cmd); | |
3553 | ||
3554 | /* Wait for completion. */ | |
3555 | for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) { | |
3556 | u32 val; | |
3557 | ||
3558 | udelay(5); | |
3559 | ||
3560 | val = REG_RD(bp, BNX2_NVM_COMMAND); | |
3561 | if (val & BNX2_NVM_COMMAND_DONE) | |
3562 | break; | |
3563 | } | |
3564 | ||
3565 | if (j >= NVRAM_TIMEOUT_COUNT) | |
3566 | return -EBUSY; | |
3567 | ||
3568 | return 0; | |
3569 | } | |
3570 | ||
3571 | static int | |
3572 | bnx2_nvram_read_dword(struct bnx2 *bp, u32 offset, u8 *ret_val, u32 cmd_flags) | |
3573 | { | |
3574 | u32 cmd; | |
3575 | int j; | |
3576 | ||
3577 | /* Build the command word. */ | |
3578 | cmd = BNX2_NVM_COMMAND_DOIT | cmd_flags; | |
3579 | ||
e30372c9 MC |
3580 | /* Calculate an offset of a buffered flash, not needed for 5709. */ |
3581 | if (bp->flash_info->flags & BNX2_NV_TRANSLATE) { | |
b6016b76 MC |
3582 | offset = ((offset / bp->flash_info->page_size) << |
3583 | bp->flash_info->page_bits) + | |
3584 | (offset % bp->flash_info->page_size); | |
3585 | } | |
3586 | ||
3587 | /* Need to clear DONE bit separately. */ | |
3588 | REG_WR(bp, BNX2_NVM_COMMAND, BNX2_NVM_COMMAND_DONE); | |
3589 | ||
3590 | /* Address of the NVRAM to read from. */ | |
3591 | REG_WR(bp, BNX2_NVM_ADDR, offset & BNX2_NVM_ADDR_NVM_ADDR_VALUE); | |
3592 | ||
3593 | /* Issue a read command. */ | |
3594 | REG_WR(bp, BNX2_NVM_COMMAND, cmd); | |
3595 | ||
3596 | /* Wait for completion. */ | |
3597 | for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) { | |
3598 | u32 val; | |
3599 | ||
3600 | udelay(5); | |
3601 | ||
3602 | val = REG_RD(bp, BNX2_NVM_COMMAND); | |
3603 | if (val & BNX2_NVM_COMMAND_DONE) { | |
3604 | val = REG_RD(bp, BNX2_NVM_READ); | |
3605 | ||
3606 | val = be32_to_cpu(val); | |
3607 | memcpy(ret_val, &val, 4); | |
3608 | break; | |
3609 | } | |
3610 | } | |
3611 | if (j >= NVRAM_TIMEOUT_COUNT) | |
3612 | return -EBUSY; | |
3613 | ||
3614 | return 0; | |
3615 | } | |
3616 | ||
3617 | ||
3618 | static int | |
3619 | bnx2_nvram_write_dword(struct bnx2 *bp, u32 offset, u8 *val, u32 cmd_flags) | |
3620 | { | |
3621 | u32 cmd, val32; | |
3622 | int j; | |
3623 | ||
3624 | /* Build the command word. */ | |
3625 | cmd = BNX2_NVM_COMMAND_DOIT | BNX2_NVM_COMMAND_WR | cmd_flags; | |
3626 | ||
e30372c9 MC |
3627 | /* Calculate an offset of a buffered flash, not needed for 5709. */ |
3628 | if (bp->flash_info->flags & BNX2_NV_TRANSLATE) { | |
b6016b76 MC |
3629 | offset = ((offset / bp->flash_info->page_size) << |
3630 | bp->flash_info->page_bits) + | |
3631 | (offset % bp->flash_info->page_size); | |
3632 | } | |
3633 | ||
3634 | /* Need to clear DONE bit separately. */ | |
3635 | REG_WR(bp, BNX2_NVM_COMMAND, BNX2_NVM_COMMAND_DONE); | |
3636 | ||
3637 | memcpy(&val32, val, 4); | |
3638 | val32 = cpu_to_be32(val32); | |
3639 | ||
3640 | /* Write the data. */ | |
3641 | REG_WR(bp, BNX2_NVM_WRITE, val32); | |
3642 | ||
3643 | /* Address of the NVRAM to write to. */ | |
3644 | REG_WR(bp, BNX2_NVM_ADDR, offset & BNX2_NVM_ADDR_NVM_ADDR_VALUE); | |
3645 | ||
3646 | /* Issue the write command. */ | |
3647 | REG_WR(bp, BNX2_NVM_COMMAND, cmd); | |
3648 | ||
3649 | /* Wait for completion. */ | |
3650 | for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) { | |
3651 | udelay(5); | |
3652 | ||
3653 | if (REG_RD(bp, BNX2_NVM_COMMAND) & BNX2_NVM_COMMAND_DONE) | |
3654 | break; | |
3655 | } | |
3656 | if (j >= NVRAM_TIMEOUT_COUNT) | |
3657 | return -EBUSY; | |
3658 | ||
3659 | return 0; | |
3660 | } | |
3661 | ||
3662 | static int | |
3663 | bnx2_init_nvram(struct bnx2 *bp) | |
3664 | { | |
3665 | u32 val; | |
e30372c9 | 3666 | int j, entry_count, rc = 0; |
b6016b76 MC |
3667 | struct flash_spec *flash; |
3668 | ||
e30372c9 MC |
3669 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
3670 | bp->flash_info = &flash_5709; | |
3671 | goto get_flash_size; | |
3672 | } | |
3673 | ||
b6016b76 MC |
3674 | /* Determine the selected interface. */ |
3675 | val = REG_RD(bp, BNX2_NVM_CFG1); | |
3676 | ||
ff8ac609 | 3677 | entry_count = ARRAY_SIZE(flash_table); |
b6016b76 | 3678 | |
b6016b76 MC |
3679 | if (val & 0x40000000) { |
3680 | ||
3681 | /* Flash interface has been reconfigured */ | |
3682 | for (j = 0, flash = &flash_table[0]; j < entry_count; | |
37137709 MC |
3683 | j++, flash++) { |
3684 | if ((val & FLASH_BACKUP_STRAP_MASK) == | |
3685 | (flash->config1 & FLASH_BACKUP_STRAP_MASK)) { | |
b6016b76 MC |
3686 | bp->flash_info = flash; |
3687 | break; | |
3688 | } | |
3689 | } | |
3690 | } | |
3691 | else { | |
37137709 | 3692 | u32 mask; |
b6016b76 MC |
3693 | /* Not yet been reconfigured */ |
3694 | ||
37137709 MC |
3695 | if (val & (1 << 23)) |
3696 | mask = FLASH_BACKUP_STRAP_MASK; | |
3697 | else | |
3698 | mask = FLASH_STRAP_MASK; | |
3699 | ||
b6016b76 MC |
3700 | for (j = 0, flash = &flash_table[0]; j < entry_count; |
3701 | j++, flash++) { | |
3702 | ||
37137709 | 3703 | if ((val & mask) == (flash->strapping & mask)) { |
b6016b76 MC |
3704 | bp->flash_info = flash; |
3705 | ||
3706 | /* Request access to the flash interface. */ | |
3707 | if ((rc = bnx2_acquire_nvram_lock(bp)) != 0) | |
3708 | return rc; | |
3709 | ||
3710 | /* Enable access to flash interface */ | |
3711 | bnx2_enable_nvram_access(bp); | |
3712 | ||
3713 | /* Reconfigure the flash interface */ | |
3714 | REG_WR(bp, BNX2_NVM_CFG1, flash->config1); | |
3715 | REG_WR(bp, BNX2_NVM_CFG2, flash->config2); | |
3716 | REG_WR(bp, BNX2_NVM_CFG3, flash->config3); | |
3717 | REG_WR(bp, BNX2_NVM_WRITE1, flash->write1); | |
3718 | ||
3719 | /* Disable access to flash interface */ | |
3720 | bnx2_disable_nvram_access(bp); | |
3721 | bnx2_release_nvram_lock(bp); | |
3722 | ||
3723 | break; | |
3724 | } | |
3725 | } | |
3726 | } /* if (val & 0x40000000) */ | |
3727 | ||
3728 | if (j == entry_count) { | |
3729 | bp->flash_info = NULL; | |
2f23c523 | 3730 | printk(KERN_ALERT PFX "Unknown flash/EEPROM type.\n"); |
1122db71 | 3731 | return -ENODEV; |
b6016b76 MC |
3732 | } |
3733 | ||
e30372c9 | 3734 | get_flash_size: |
1122db71 MC |
3735 | val = REG_RD_IND(bp, bp->shmem_base + BNX2_SHARED_HW_CFG_CONFIG2); |
3736 | val &= BNX2_SHARED_HW_CFG2_NVM_SIZE_MASK; | |
3737 | if (val) | |
3738 | bp->flash_size = val; | |
3739 | else | |
3740 | bp->flash_size = bp->flash_info->total_size; | |
3741 | ||
b6016b76 MC |
3742 | return rc; |
3743 | } | |
3744 | ||
3745 | static int | |
3746 | bnx2_nvram_read(struct bnx2 *bp, u32 offset, u8 *ret_buf, | |
3747 | int buf_size) | |
3748 | { | |
3749 | int rc = 0; | |
3750 | u32 cmd_flags, offset32, len32, extra; | |
3751 | ||
3752 | if (buf_size == 0) | |
3753 | return 0; | |
3754 | ||
3755 | /* Request access to the flash interface. */ | |
3756 | if ((rc = bnx2_acquire_nvram_lock(bp)) != 0) | |
3757 | return rc; | |
3758 | ||
3759 | /* Enable access to flash interface */ | |
3760 | bnx2_enable_nvram_access(bp); | |
3761 | ||
3762 | len32 = buf_size; | |
3763 | offset32 = offset; | |
3764 | extra = 0; | |
3765 | ||
3766 | cmd_flags = 0; | |
3767 | ||
3768 | if (offset32 & 3) { | |
3769 | u8 buf[4]; | |
3770 | u32 pre_len; | |
3771 | ||
3772 | offset32 &= ~3; | |
3773 | pre_len = 4 - (offset & 3); | |
3774 | ||
3775 | if (pre_len >= len32) { | |
3776 | pre_len = len32; | |
3777 | cmd_flags = BNX2_NVM_COMMAND_FIRST | | |
3778 | BNX2_NVM_COMMAND_LAST; | |
3779 | } | |
3780 | else { | |
3781 | cmd_flags = BNX2_NVM_COMMAND_FIRST; | |
3782 | } | |
3783 | ||
3784 | rc = bnx2_nvram_read_dword(bp, offset32, buf, cmd_flags); | |
3785 | ||
3786 | if (rc) | |
3787 | return rc; | |
3788 | ||
3789 | memcpy(ret_buf, buf + (offset & 3), pre_len); | |
3790 | ||
3791 | offset32 += 4; | |
3792 | ret_buf += pre_len; | |
3793 | len32 -= pre_len; | |
3794 | } | |
3795 | if (len32 & 3) { | |
3796 | extra = 4 - (len32 & 3); | |
3797 | len32 = (len32 + 4) & ~3; | |
3798 | } | |
3799 | ||
3800 | if (len32 == 4) { | |
3801 | u8 buf[4]; | |
3802 | ||
3803 | if (cmd_flags) | |
3804 | cmd_flags = BNX2_NVM_COMMAND_LAST; | |
3805 | else | |
3806 | cmd_flags = BNX2_NVM_COMMAND_FIRST | | |
3807 | BNX2_NVM_COMMAND_LAST; | |
3808 | ||
3809 | rc = bnx2_nvram_read_dword(bp, offset32, buf, cmd_flags); | |
3810 | ||
3811 | memcpy(ret_buf, buf, 4 - extra); | |
3812 | } | |
3813 | else if (len32 > 0) { | |
3814 | u8 buf[4]; | |
3815 | ||
3816 | /* Read the first word. */ | |
3817 | if (cmd_flags) | |
3818 | cmd_flags = 0; | |
3819 | else | |
3820 | cmd_flags = BNX2_NVM_COMMAND_FIRST; | |
3821 | ||
3822 | rc = bnx2_nvram_read_dword(bp, offset32, ret_buf, cmd_flags); | |
3823 | ||
3824 | /* Advance to the next dword. */ | |
3825 | offset32 += 4; | |
3826 | ret_buf += 4; | |
3827 | len32 -= 4; | |
3828 | ||
3829 | while (len32 > 4 && rc == 0) { | |
3830 | rc = bnx2_nvram_read_dword(bp, offset32, ret_buf, 0); | |
3831 | ||
3832 | /* Advance to the next dword. */ | |
3833 | offset32 += 4; | |
3834 | ret_buf += 4; | |
3835 | len32 -= 4; | |
3836 | } | |
3837 | ||
3838 | if (rc) | |
3839 | return rc; | |
3840 | ||
3841 | cmd_flags = BNX2_NVM_COMMAND_LAST; | |
3842 | rc = bnx2_nvram_read_dword(bp, offset32, buf, cmd_flags); | |
3843 | ||
3844 | memcpy(ret_buf, buf, 4 - extra); | |
3845 | } | |
3846 | ||
3847 | /* Disable access to flash interface */ | |
3848 | bnx2_disable_nvram_access(bp); | |
3849 | ||
3850 | bnx2_release_nvram_lock(bp); | |
3851 | ||
3852 | return rc; | |
3853 | } | |
3854 | ||
3855 | static int | |
3856 | bnx2_nvram_write(struct bnx2 *bp, u32 offset, u8 *data_buf, | |
3857 | int buf_size) | |
3858 | { | |
3859 | u32 written, offset32, len32; | |
e6be763f | 3860 | u8 *buf, start[4], end[4], *align_buf = NULL, *flash_buffer = NULL; |
b6016b76 MC |
3861 | int rc = 0; |
3862 | int align_start, align_end; | |
3863 | ||
3864 | buf = data_buf; | |
3865 | offset32 = offset; | |
3866 | len32 = buf_size; | |
3867 | align_start = align_end = 0; | |
3868 | ||
3869 | if ((align_start = (offset32 & 3))) { | |
3870 | offset32 &= ~3; | |
c873879c MC |
3871 | len32 += align_start; |
3872 | if (len32 < 4) | |
3873 | len32 = 4; | |
b6016b76 MC |
3874 | if ((rc = bnx2_nvram_read(bp, offset32, start, 4))) |
3875 | return rc; | |
3876 | } | |
3877 | ||
3878 | if (len32 & 3) { | |
c873879c MC |
3879 | align_end = 4 - (len32 & 3); |
3880 | len32 += align_end; | |
3881 | if ((rc = bnx2_nvram_read(bp, offset32 + len32 - 4, end, 4))) | |
3882 | return rc; | |
b6016b76 MC |
3883 | } |
3884 | ||
3885 | if (align_start || align_end) { | |
e6be763f MC |
3886 | align_buf = kmalloc(len32, GFP_KERNEL); |
3887 | if (align_buf == NULL) | |
b6016b76 MC |
3888 | return -ENOMEM; |
3889 | if (align_start) { | |
e6be763f | 3890 | memcpy(align_buf, start, 4); |
b6016b76 MC |
3891 | } |
3892 | if (align_end) { | |
e6be763f | 3893 | memcpy(align_buf + len32 - 4, end, 4); |
b6016b76 | 3894 | } |
e6be763f MC |
3895 | memcpy(align_buf + align_start, data_buf, buf_size); |
3896 | buf = align_buf; | |
b6016b76 MC |
3897 | } |
3898 | ||
e30372c9 | 3899 | if (!(bp->flash_info->flags & BNX2_NV_BUFFERED)) { |
ae181bc4 MC |
3900 | flash_buffer = kmalloc(264, GFP_KERNEL); |
3901 | if (flash_buffer == NULL) { | |
3902 | rc = -ENOMEM; | |
3903 | goto nvram_write_end; | |
3904 | } | |
3905 | } | |
3906 | ||
b6016b76 MC |
3907 | written = 0; |
3908 | while ((written < len32) && (rc == 0)) { | |
3909 | u32 page_start, page_end, data_start, data_end; | |
3910 | u32 addr, cmd_flags; | |
3911 | int i; | |
b6016b76 MC |
3912 | |
3913 | /* Find the page_start addr */ | |
3914 | page_start = offset32 + written; | |
3915 | page_start -= (page_start % bp->flash_info->page_size); | |
3916 | /* Find the page_end addr */ | |
3917 | page_end = page_start + bp->flash_info->page_size; | |
3918 | /* Find the data_start addr */ | |
3919 | data_start = (written == 0) ? offset32 : page_start; | |
3920 | /* Find the data_end addr */ | |
6aa20a22 | 3921 | data_end = (page_end > offset32 + len32) ? |
b6016b76 MC |
3922 | (offset32 + len32) : page_end; |
3923 | ||
3924 | /* Request access to the flash interface. */ | |
3925 | if ((rc = bnx2_acquire_nvram_lock(bp)) != 0) | |
3926 | goto nvram_write_end; | |
3927 | ||
3928 | /* Enable access to flash interface */ | |
3929 | bnx2_enable_nvram_access(bp); | |
3930 | ||
3931 | cmd_flags = BNX2_NVM_COMMAND_FIRST; | |
e30372c9 | 3932 | if (!(bp->flash_info->flags & BNX2_NV_BUFFERED)) { |
b6016b76 MC |
3933 | int j; |
3934 | ||
3935 | /* Read the whole page into the buffer | |
3936 | * (non-buffer flash only) */ | |
3937 | for (j = 0; j < bp->flash_info->page_size; j += 4) { | |
3938 | if (j == (bp->flash_info->page_size - 4)) { | |
3939 | cmd_flags |= BNX2_NVM_COMMAND_LAST; | |
3940 | } | |
3941 | rc = bnx2_nvram_read_dword(bp, | |
6aa20a22 JG |
3942 | page_start + j, |
3943 | &flash_buffer[j], | |
b6016b76 MC |
3944 | cmd_flags); |
3945 | ||
3946 | if (rc) | |
3947 | goto nvram_write_end; | |
3948 | ||
3949 | cmd_flags = 0; | |
3950 | } | |
3951 | } | |
3952 | ||
3953 | /* Enable writes to flash interface (unlock write-protect) */ | |
3954 | if ((rc = bnx2_enable_nvram_write(bp)) != 0) | |
3955 | goto nvram_write_end; | |
3956 | ||
b6016b76 MC |
3957 | /* Loop to write back the buffer data from page_start to |
3958 | * data_start */ | |
3959 | i = 0; | |
e30372c9 | 3960 | if (!(bp->flash_info->flags & BNX2_NV_BUFFERED)) { |
c873879c MC |
3961 | /* Erase the page */ |
3962 | if ((rc = bnx2_nvram_erase_page(bp, page_start)) != 0) | |
3963 | goto nvram_write_end; | |
3964 | ||
3965 | /* Re-enable the write again for the actual write */ | |
3966 | bnx2_enable_nvram_write(bp); | |
3967 | ||
b6016b76 MC |
3968 | for (addr = page_start; addr < data_start; |
3969 | addr += 4, i += 4) { | |
6aa20a22 | 3970 | |
b6016b76 MC |
3971 | rc = bnx2_nvram_write_dword(bp, addr, |
3972 | &flash_buffer[i], cmd_flags); | |
3973 | ||
3974 | if (rc != 0) | |
3975 | goto nvram_write_end; | |
3976 | ||
3977 | cmd_flags = 0; | |
3978 | } | |
3979 | } | |
3980 | ||
3981 | /* Loop to write the new data from data_start to data_end */ | |
bae25761 | 3982 | for (addr = data_start; addr < data_end; addr += 4, i += 4) { |
b6016b76 | 3983 | if ((addr == page_end - 4) || |
e30372c9 | 3984 | ((bp->flash_info->flags & BNX2_NV_BUFFERED) && |
b6016b76 MC |
3985 | (addr == data_end - 4))) { |
3986 | ||
3987 | cmd_flags |= BNX2_NVM_COMMAND_LAST; | |
3988 | } | |
3989 | rc = bnx2_nvram_write_dword(bp, addr, buf, | |
3990 | cmd_flags); | |
3991 | ||
3992 | if (rc != 0) | |
3993 | goto nvram_write_end; | |
3994 | ||
3995 | cmd_flags = 0; | |
3996 | buf += 4; | |
3997 | } | |
3998 | ||
3999 | /* Loop to write back the buffer data from data_end | |
4000 | * to page_end */ | |
e30372c9 | 4001 | if (!(bp->flash_info->flags & BNX2_NV_BUFFERED)) { |
b6016b76 MC |
4002 | for (addr = data_end; addr < page_end; |
4003 | addr += 4, i += 4) { | |
6aa20a22 | 4004 | |
b6016b76 MC |
4005 | if (addr == page_end-4) { |
4006 | cmd_flags = BNX2_NVM_COMMAND_LAST; | |
4007 | } | |
4008 | rc = bnx2_nvram_write_dword(bp, addr, | |
4009 | &flash_buffer[i], cmd_flags); | |
4010 | ||
4011 | if (rc != 0) | |
4012 | goto nvram_write_end; | |
4013 | ||
4014 | cmd_flags = 0; | |
4015 | } | |
4016 | } | |
4017 | ||
4018 | /* Disable writes to flash interface (lock write-protect) */ | |
4019 | bnx2_disable_nvram_write(bp); | |
4020 | ||
4021 | /* Disable access to flash interface */ | |
4022 | bnx2_disable_nvram_access(bp); | |
4023 | bnx2_release_nvram_lock(bp); | |
4024 | ||
4025 | /* Increment written */ | |
4026 | written += data_end - data_start; | |
4027 | } | |
4028 | ||
4029 | nvram_write_end: | |
e6be763f MC |
4030 | kfree(flash_buffer); |
4031 | kfree(align_buf); | |
b6016b76 MC |
4032 | return rc; |
4033 | } | |
4034 | ||
0d8a6571 MC |
4035 | static void |
4036 | bnx2_init_remote_phy(struct bnx2 *bp) | |
4037 | { | |
4038 | u32 val; | |
4039 | ||
4040 | bp->phy_flags &= ~REMOTE_PHY_CAP_FLAG; | |
4041 | if (!(bp->phy_flags & PHY_SERDES_FLAG)) | |
4042 | return; | |
4043 | ||
4044 | val = REG_RD_IND(bp, bp->shmem_base + BNX2_FW_CAP_MB); | |
4045 | if ((val & BNX2_FW_CAP_SIGNATURE_MASK) != BNX2_FW_CAP_SIGNATURE) | |
4046 | return; | |
4047 | ||
4048 | if (val & BNX2_FW_CAP_REMOTE_PHY_CAPABLE) { | |
0d8a6571 MC |
4049 | bp->phy_flags |= REMOTE_PHY_CAP_FLAG; |
4050 | ||
4051 | val = REG_RD_IND(bp, bp->shmem_base + BNX2_LINK_STATUS); | |
4052 | if (val & BNX2_LINK_STATUS_SERDES_LINK) | |
4053 | bp->phy_port = PORT_FIBRE; | |
4054 | else | |
4055 | bp->phy_port = PORT_TP; | |
489310a4 MC |
4056 | |
4057 | if (netif_running(bp->dev)) { | |
4058 | u32 sig; | |
4059 | ||
4060 | if (val & BNX2_LINK_STATUS_LINK_UP) { | |
4061 | bp->link_up = 1; | |
4062 | netif_carrier_on(bp->dev); | |
4063 | } else { | |
4064 | bp->link_up = 0; | |
4065 | netif_carrier_off(bp->dev); | |
4066 | } | |
4067 | sig = BNX2_DRV_ACK_CAP_SIGNATURE | | |
4068 | BNX2_FW_CAP_REMOTE_PHY_CAPABLE; | |
4069 | REG_WR_IND(bp, bp->shmem_base + BNX2_DRV_ACK_CAP_MB, | |
4070 | sig); | |
4071 | } | |
0d8a6571 MC |
4072 | } |
4073 | } | |
4074 | ||
b6016b76 MC |
4075 | static int |
4076 | bnx2_reset_chip(struct bnx2 *bp, u32 reset_code) | |
4077 | { | |
4078 | u32 val; | |
4079 | int i, rc = 0; | |
489310a4 | 4080 | u8 old_port; |
b6016b76 MC |
4081 | |
4082 | /* Wait for the current PCI transaction to complete before | |
4083 | * issuing a reset. */ | |
4084 | REG_WR(bp, BNX2_MISC_ENABLE_CLR_BITS, | |
4085 | BNX2_MISC_ENABLE_CLR_BITS_TX_DMA_ENABLE | | |
4086 | BNX2_MISC_ENABLE_CLR_BITS_DMA_ENGINE_ENABLE | | |
4087 | BNX2_MISC_ENABLE_CLR_BITS_RX_DMA_ENABLE | | |
4088 | BNX2_MISC_ENABLE_CLR_BITS_HOST_COALESCE_ENABLE); | |
4089 | val = REG_RD(bp, BNX2_MISC_ENABLE_CLR_BITS); | |
4090 | udelay(5); | |
4091 | ||
b090ae2b MC |
4092 | /* Wait for the firmware to tell us it is ok to issue a reset. */ |
4093 | bnx2_fw_sync(bp, BNX2_DRV_MSG_DATA_WAIT0 | reset_code, 1); | |
4094 | ||
b6016b76 MC |
4095 | /* Deposit a driver reset signature so the firmware knows that |
4096 | * this is a soft reset. */ | |
e3648b3d | 4097 | REG_WR_IND(bp, bp->shmem_base + BNX2_DRV_RESET_SIGNATURE, |
b6016b76 MC |
4098 | BNX2_DRV_RESET_SIGNATURE_MAGIC); |
4099 | ||
b6016b76 MC |
4100 | /* Do a dummy read to force the chip to complete all current transaction |
4101 | * before we issue a reset. */ | |
4102 | val = REG_RD(bp, BNX2_MISC_ID); | |
4103 | ||
234754d5 MC |
4104 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
4105 | REG_WR(bp, BNX2_MISC_COMMAND, BNX2_MISC_COMMAND_SW_RESET); | |
4106 | REG_RD(bp, BNX2_MISC_COMMAND); | |
4107 | udelay(5); | |
b6016b76 | 4108 | |
234754d5 MC |
4109 | val = BNX2_PCICFG_MISC_CONFIG_REG_WINDOW_ENA | |
4110 | BNX2_PCICFG_MISC_CONFIG_TARGET_MB_WORD_SWAP; | |
b6016b76 | 4111 | |
234754d5 | 4112 | pci_write_config_dword(bp->pdev, BNX2_PCICFG_MISC_CONFIG, val); |
b6016b76 | 4113 | |
234754d5 MC |
4114 | } else { |
4115 | val = BNX2_PCICFG_MISC_CONFIG_CORE_RST_REQ | | |
4116 | BNX2_PCICFG_MISC_CONFIG_REG_WINDOW_ENA | | |
4117 | BNX2_PCICFG_MISC_CONFIG_TARGET_MB_WORD_SWAP; | |
4118 | ||
4119 | /* Chip reset. */ | |
4120 | REG_WR(bp, BNX2_PCICFG_MISC_CONFIG, val); | |
4121 | ||
594a9dfa MC |
4122 | /* Reading back any register after chip reset will hang the |
4123 | * bus on 5706 A0 and A1. The msleep below provides plenty | |
4124 | * of margin for write posting. | |
4125 | */ | |
234754d5 | 4126 | if ((CHIP_ID(bp) == CHIP_ID_5706_A0) || |
8e545881 AV |
4127 | (CHIP_ID(bp) == CHIP_ID_5706_A1)) |
4128 | msleep(20); | |
b6016b76 | 4129 | |
234754d5 MC |
4130 | /* Reset takes approximate 30 usec */ |
4131 | for (i = 0; i < 10; i++) { | |
4132 | val = REG_RD(bp, BNX2_PCICFG_MISC_CONFIG); | |
4133 | if ((val & (BNX2_PCICFG_MISC_CONFIG_CORE_RST_REQ | | |
4134 | BNX2_PCICFG_MISC_CONFIG_CORE_RST_BSY)) == 0) | |
4135 | break; | |
4136 | udelay(10); | |
4137 | } | |
4138 | ||
4139 | if (val & (BNX2_PCICFG_MISC_CONFIG_CORE_RST_REQ | | |
4140 | BNX2_PCICFG_MISC_CONFIG_CORE_RST_BSY)) { | |
4141 | printk(KERN_ERR PFX "Chip reset did not complete\n"); | |
4142 | return -EBUSY; | |
4143 | } | |
b6016b76 MC |
4144 | } |
4145 | ||
4146 | /* Make sure byte swapping is properly configured. */ | |
4147 | val = REG_RD(bp, BNX2_PCI_SWAP_DIAG0); | |
4148 | if (val != 0x01020304) { | |
4149 | printk(KERN_ERR PFX "Chip not in correct endian mode\n"); | |
4150 | return -ENODEV; | |
4151 | } | |
4152 | ||
b6016b76 | 4153 | /* Wait for the firmware to finish its initialization. */ |
b090ae2b MC |
4154 | rc = bnx2_fw_sync(bp, BNX2_DRV_MSG_DATA_WAIT1 | reset_code, 0); |
4155 | if (rc) | |
4156 | return rc; | |
b6016b76 | 4157 | |
0d8a6571 | 4158 | spin_lock_bh(&bp->phy_lock); |
489310a4 | 4159 | old_port = bp->phy_port; |
0d8a6571 | 4160 | bnx2_init_remote_phy(bp); |
489310a4 | 4161 | if ((bp->phy_flags & REMOTE_PHY_CAP_FLAG) && old_port != bp->phy_port) |
0d8a6571 MC |
4162 | bnx2_set_default_remote_link(bp); |
4163 | spin_unlock_bh(&bp->phy_lock); | |
4164 | ||
b6016b76 MC |
4165 | if (CHIP_ID(bp) == CHIP_ID_5706_A0) { |
4166 | /* Adjust the voltage regular to two steps lower. The default | |
4167 | * of this register is 0x0000000e. */ | |
4168 | REG_WR(bp, BNX2_MISC_VREG_CONTROL, 0x000000fa); | |
4169 | ||
4170 | /* Remove bad rbuf memory from the free pool. */ | |
4171 | rc = bnx2_alloc_bad_rbuf(bp); | |
4172 | } | |
4173 | ||
4174 | return rc; | |
4175 | } | |
4176 | ||
4177 | static int | |
4178 | bnx2_init_chip(struct bnx2 *bp) | |
4179 | { | |
4180 | u32 val; | |
b090ae2b | 4181 | int rc; |
b6016b76 MC |
4182 | |
4183 | /* Make sure the interrupt is not active. */ | |
4184 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, BNX2_PCICFG_INT_ACK_CMD_MASK_INT); | |
4185 | ||
4186 | val = BNX2_DMA_CONFIG_DATA_BYTE_SWAP | | |
4187 | BNX2_DMA_CONFIG_DATA_WORD_SWAP | | |
4188 | #ifdef __BIG_ENDIAN | |
6aa20a22 | 4189 | BNX2_DMA_CONFIG_CNTL_BYTE_SWAP | |
b6016b76 | 4190 | #endif |
6aa20a22 | 4191 | BNX2_DMA_CONFIG_CNTL_WORD_SWAP | |
b6016b76 MC |
4192 | DMA_READ_CHANS << 12 | |
4193 | DMA_WRITE_CHANS << 16; | |
4194 | ||
4195 | val |= (0x2 << 20) | (1 << 11); | |
4196 | ||
dda1e390 | 4197 | if ((bp->flags & PCIX_FLAG) && (bp->bus_speed_mhz == 133)) |
b6016b76 MC |
4198 | val |= (1 << 23); |
4199 | ||
4200 | if ((CHIP_NUM(bp) == CHIP_NUM_5706) && | |
4201 | (CHIP_ID(bp) != CHIP_ID_5706_A0) && !(bp->flags & PCIX_FLAG)) | |
4202 | val |= BNX2_DMA_CONFIG_CNTL_PING_PONG_DMA; | |
4203 | ||
4204 | REG_WR(bp, BNX2_DMA_CONFIG, val); | |
4205 | ||
4206 | if (CHIP_ID(bp) == CHIP_ID_5706_A0) { | |
4207 | val = REG_RD(bp, BNX2_TDMA_CONFIG); | |
4208 | val |= BNX2_TDMA_CONFIG_ONE_DMA; | |
4209 | REG_WR(bp, BNX2_TDMA_CONFIG, val); | |
4210 | } | |
4211 | ||
4212 | if (bp->flags & PCIX_FLAG) { | |
4213 | u16 val16; | |
4214 | ||
4215 | pci_read_config_word(bp->pdev, bp->pcix_cap + PCI_X_CMD, | |
4216 | &val16); | |
4217 | pci_write_config_word(bp->pdev, bp->pcix_cap + PCI_X_CMD, | |
4218 | val16 & ~PCI_X_CMD_ERO); | |
4219 | } | |
4220 | ||
4221 | REG_WR(bp, BNX2_MISC_ENABLE_SET_BITS, | |
4222 | BNX2_MISC_ENABLE_SET_BITS_HOST_COALESCE_ENABLE | | |
4223 | BNX2_MISC_ENABLE_STATUS_BITS_RX_V2P_ENABLE | | |
4224 | BNX2_MISC_ENABLE_STATUS_BITS_CONTEXT_ENABLE); | |
4225 | ||
4226 | /* Initialize context mapping and zero out the quick contexts. The | |
4227 | * context block must have already been enabled. */ | |
641bdcd5 MC |
4228 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
4229 | rc = bnx2_init_5709_context(bp); | |
4230 | if (rc) | |
4231 | return rc; | |
4232 | } else | |
59b47d8a | 4233 | bnx2_init_context(bp); |
b6016b76 | 4234 | |
fba9fe91 MC |
4235 | if ((rc = bnx2_init_cpus(bp)) != 0) |
4236 | return rc; | |
4237 | ||
b6016b76 MC |
4238 | bnx2_init_nvram(bp); |
4239 | ||
4240 | bnx2_set_mac_addr(bp); | |
4241 | ||
4242 | val = REG_RD(bp, BNX2_MQ_CONFIG); | |
4243 | val &= ~BNX2_MQ_CONFIG_KNL_BYP_BLK_SIZE; | |
4244 | val |= BNX2_MQ_CONFIG_KNL_BYP_BLK_SIZE_256; | |
68c9f75a MC |
4245 | if (CHIP_ID(bp) == CHIP_ID_5709_A0 || CHIP_ID(bp) == CHIP_ID_5709_A1) |
4246 | val |= BNX2_MQ_CONFIG_HALT_DIS; | |
4247 | ||
b6016b76 MC |
4248 | REG_WR(bp, BNX2_MQ_CONFIG, val); |
4249 | ||
4250 | val = 0x10000 + (MAX_CID_CNT * MB_KERNEL_CTX_SIZE); | |
4251 | REG_WR(bp, BNX2_MQ_KNL_BYP_WIND_START, val); | |
4252 | REG_WR(bp, BNX2_MQ_KNL_WIND_END, val); | |
4253 | ||
4254 | val = (BCM_PAGE_BITS - 8) << 24; | |
4255 | REG_WR(bp, BNX2_RV2P_CONFIG, val); | |
4256 | ||
4257 | /* Configure page size. */ | |
4258 | val = REG_RD(bp, BNX2_TBDR_CONFIG); | |
4259 | val &= ~BNX2_TBDR_CONFIG_PAGE_SIZE; | |
4260 | val |= (BCM_PAGE_BITS - 8) << 24 | 0x40; | |
4261 | REG_WR(bp, BNX2_TBDR_CONFIG, val); | |
4262 | ||
4263 | val = bp->mac_addr[0] + | |
4264 | (bp->mac_addr[1] << 8) + | |
4265 | (bp->mac_addr[2] << 16) + | |
4266 | bp->mac_addr[3] + | |
4267 | (bp->mac_addr[4] << 8) + | |
4268 | (bp->mac_addr[5] << 16); | |
4269 | REG_WR(bp, BNX2_EMAC_BACKOFF_SEED, val); | |
4270 | ||
4271 | /* Program the MTU. Also include 4 bytes for CRC32. */ | |
4272 | val = bp->dev->mtu + ETH_HLEN + 4; | |
4273 | if (val > (MAX_ETHERNET_PACKET_SIZE + 4)) | |
4274 | val |= BNX2_EMAC_RX_MTU_SIZE_JUMBO_ENA; | |
4275 | REG_WR(bp, BNX2_EMAC_RX_MTU_SIZE, val); | |
4276 | ||
35efa7c1 | 4277 | bp->bnx2_napi.last_status_idx = 0; |
b6016b76 MC |
4278 | bp->rx_mode = BNX2_EMAC_RX_MODE_SORT_MODE; |
4279 | ||
4280 | /* Set up how to generate a link change interrupt. */ | |
4281 | REG_WR(bp, BNX2_EMAC_ATTENTION_ENA, BNX2_EMAC_ATTENTION_ENA_LINK); | |
4282 | ||
4283 | REG_WR(bp, BNX2_HC_STATUS_ADDR_L, | |
4284 | (u64) bp->status_blk_mapping & 0xffffffff); | |
4285 | REG_WR(bp, BNX2_HC_STATUS_ADDR_H, (u64) bp->status_blk_mapping >> 32); | |
4286 | ||
4287 | REG_WR(bp, BNX2_HC_STATISTICS_ADDR_L, | |
4288 | (u64) bp->stats_blk_mapping & 0xffffffff); | |
4289 | REG_WR(bp, BNX2_HC_STATISTICS_ADDR_H, | |
4290 | (u64) bp->stats_blk_mapping >> 32); | |
4291 | ||
6aa20a22 | 4292 | REG_WR(bp, BNX2_HC_TX_QUICK_CONS_TRIP, |
b6016b76 MC |
4293 | (bp->tx_quick_cons_trip_int << 16) | bp->tx_quick_cons_trip); |
4294 | ||
4295 | REG_WR(bp, BNX2_HC_RX_QUICK_CONS_TRIP, | |
4296 | (bp->rx_quick_cons_trip_int << 16) | bp->rx_quick_cons_trip); | |
4297 | ||
4298 | REG_WR(bp, BNX2_HC_COMP_PROD_TRIP, | |
4299 | (bp->comp_prod_trip_int << 16) | bp->comp_prod_trip); | |
4300 | ||
4301 | REG_WR(bp, BNX2_HC_TX_TICKS, (bp->tx_ticks_int << 16) | bp->tx_ticks); | |
4302 | ||
4303 | REG_WR(bp, BNX2_HC_RX_TICKS, (bp->rx_ticks_int << 16) | bp->rx_ticks); | |
4304 | ||
4305 | REG_WR(bp, BNX2_HC_COM_TICKS, | |
4306 | (bp->com_ticks_int << 16) | bp->com_ticks); | |
4307 | ||
4308 | REG_WR(bp, BNX2_HC_CMD_TICKS, | |
4309 | (bp->cmd_ticks_int << 16) | bp->cmd_ticks); | |
4310 | ||
02537b06 MC |
4311 | if (CHIP_NUM(bp) == CHIP_NUM_5708) |
4312 | REG_WR(bp, BNX2_HC_STATS_TICKS, 0); | |
4313 | else | |
7ea6920e | 4314 | REG_WR(bp, BNX2_HC_STATS_TICKS, bp->stats_ticks); |
b6016b76 MC |
4315 | REG_WR(bp, BNX2_HC_STAT_COLLECT_TICKS, 0xbb8); /* 3ms */ |
4316 | ||
4317 | if (CHIP_ID(bp) == CHIP_ID_5706_A1) | |
8e6a72c4 | 4318 | val = BNX2_HC_CONFIG_COLLECT_STATS; |
b6016b76 | 4319 | else { |
8e6a72c4 MC |
4320 | val = BNX2_HC_CONFIG_RX_TMR_MODE | BNX2_HC_CONFIG_TX_TMR_MODE | |
4321 | BNX2_HC_CONFIG_COLLECT_STATS; | |
b6016b76 MC |
4322 | } |
4323 | ||
8e6a72c4 MC |
4324 | if (bp->flags & ONE_SHOT_MSI_FLAG) |
4325 | val |= BNX2_HC_CONFIG_ONE_SHOT; | |
4326 | ||
4327 | REG_WR(bp, BNX2_HC_CONFIG, val); | |
4328 | ||
b6016b76 MC |
4329 | /* Clear internal stats counters. */ |
4330 | REG_WR(bp, BNX2_HC_COMMAND, BNX2_HC_COMMAND_CLR_STAT_NOW); | |
4331 | ||
da3e4fbe | 4332 | REG_WR(bp, BNX2_HC_ATTN_BITS_ENABLE, STATUS_ATTN_EVENTS); |
b6016b76 MC |
4333 | |
4334 | /* Initialize the receive filter. */ | |
4335 | bnx2_set_rx_mode(bp->dev); | |
4336 | ||
0aa38df7 MC |
4337 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
4338 | val = REG_RD(bp, BNX2_MISC_NEW_CORE_CTL); | |
4339 | val |= BNX2_MISC_NEW_CORE_CTL_DMA_ENABLE; | |
4340 | REG_WR(bp, BNX2_MISC_NEW_CORE_CTL, val); | |
4341 | } | |
b090ae2b MC |
4342 | rc = bnx2_fw_sync(bp, BNX2_DRV_MSG_DATA_WAIT2 | BNX2_DRV_MSG_CODE_RESET, |
4343 | 0); | |
b6016b76 | 4344 | |
df149d70 | 4345 | REG_WR(bp, BNX2_MISC_ENABLE_SET_BITS, BNX2_MISC_ENABLE_DEFAULT); |
b6016b76 MC |
4346 | REG_RD(bp, BNX2_MISC_ENABLE_SET_BITS); |
4347 | ||
4348 | udelay(20); | |
4349 | ||
bf5295bb MC |
4350 | bp->hc_cmd = REG_RD(bp, BNX2_HC_COMMAND); |
4351 | ||
b090ae2b | 4352 | return rc; |
b6016b76 MC |
4353 | } |
4354 | ||
59b47d8a MC |
4355 | static void |
4356 | bnx2_init_tx_context(struct bnx2 *bp, u32 cid) | |
4357 | { | |
4358 | u32 val, offset0, offset1, offset2, offset3; | |
4359 | ||
4360 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { | |
4361 | offset0 = BNX2_L2CTX_TYPE_XI; | |
4362 | offset1 = BNX2_L2CTX_CMD_TYPE_XI; | |
4363 | offset2 = BNX2_L2CTX_TBDR_BHADDR_HI_XI; | |
4364 | offset3 = BNX2_L2CTX_TBDR_BHADDR_LO_XI; | |
4365 | } else { | |
4366 | offset0 = BNX2_L2CTX_TYPE; | |
4367 | offset1 = BNX2_L2CTX_CMD_TYPE; | |
4368 | offset2 = BNX2_L2CTX_TBDR_BHADDR_HI; | |
4369 | offset3 = BNX2_L2CTX_TBDR_BHADDR_LO; | |
4370 | } | |
4371 | val = BNX2_L2CTX_TYPE_TYPE_L2 | BNX2_L2CTX_TYPE_SIZE_L2; | |
4372 | CTX_WR(bp, GET_CID_ADDR(cid), offset0, val); | |
4373 | ||
4374 | val = BNX2_L2CTX_CMD_TYPE_TYPE_L2 | (8 << 16); | |
4375 | CTX_WR(bp, GET_CID_ADDR(cid), offset1, val); | |
4376 | ||
4377 | val = (u64) bp->tx_desc_mapping >> 32; | |
4378 | CTX_WR(bp, GET_CID_ADDR(cid), offset2, val); | |
4379 | ||
4380 | val = (u64) bp->tx_desc_mapping & 0xffffffff; | |
4381 | CTX_WR(bp, GET_CID_ADDR(cid), offset3, val); | |
4382 | } | |
b6016b76 MC |
4383 | |
4384 | static void | |
4385 | bnx2_init_tx_ring(struct bnx2 *bp) | |
4386 | { | |
4387 | struct tx_bd *txbd; | |
59b47d8a | 4388 | u32 cid; |
a550c99b | 4389 | struct bnx2_napi *bnapi = &bp->bnx2_napi; |
b6016b76 | 4390 | |
2f8af120 MC |
4391 | bp->tx_wake_thresh = bp->tx_ring_size / 2; |
4392 | ||
b6016b76 | 4393 | txbd = &bp->tx_desc_ring[MAX_TX_DESC_CNT]; |
6aa20a22 | 4394 | |
b6016b76 MC |
4395 | txbd->tx_bd_haddr_hi = (u64) bp->tx_desc_mapping >> 32; |
4396 | txbd->tx_bd_haddr_lo = (u64) bp->tx_desc_mapping & 0xffffffff; | |
4397 | ||
4398 | bp->tx_prod = 0; | |
a550c99b MC |
4399 | bnapi->tx_cons = 0; |
4400 | bnapi->hw_tx_cons = 0; | |
b6016b76 | 4401 | bp->tx_prod_bseq = 0; |
6aa20a22 | 4402 | |
59b47d8a MC |
4403 | cid = TX_CID; |
4404 | bp->tx_bidx_addr = MB_GET_CID_ADDR(cid) + BNX2_L2CTX_TX_HOST_BIDX; | |
4405 | bp->tx_bseq_addr = MB_GET_CID_ADDR(cid) + BNX2_L2CTX_TX_HOST_BSEQ; | |
b6016b76 | 4406 | |
59b47d8a | 4407 | bnx2_init_tx_context(bp, cid); |
b6016b76 MC |
4408 | } |
4409 | ||
4410 | static void | |
5d5d0015 MC |
4411 | bnx2_init_rxbd_rings(struct rx_bd *rx_ring[], dma_addr_t dma[], u32 buf_size, |
4412 | int num_rings) | |
b6016b76 | 4413 | { |
b6016b76 | 4414 | int i; |
5d5d0015 | 4415 | struct rx_bd *rxbd; |
6aa20a22 | 4416 | |
5d5d0015 | 4417 | for (i = 0; i < num_rings; i++) { |
13daffa2 | 4418 | int j; |
b6016b76 | 4419 | |
5d5d0015 | 4420 | rxbd = &rx_ring[i][0]; |
13daffa2 | 4421 | for (j = 0; j < MAX_RX_DESC_CNT; j++, rxbd++) { |
5d5d0015 | 4422 | rxbd->rx_bd_len = buf_size; |
13daffa2 MC |
4423 | rxbd->rx_bd_flags = RX_BD_FLAGS_START | RX_BD_FLAGS_END; |
4424 | } | |
5d5d0015 | 4425 | if (i == (num_rings - 1)) |
13daffa2 MC |
4426 | j = 0; |
4427 | else | |
4428 | j = i + 1; | |
5d5d0015 MC |
4429 | rxbd->rx_bd_haddr_hi = (u64) dma[j] >> 32; |
4430 | rxbd->rx_bd_haddr_lo = (u64) dma[j] & 0xffffffff; | |
13daffa2 | 4431 | } |
5d5d0015 MC |
4432 | } |
4433 | ||
4434 | static void | |
4435 | bnx2_init_rx_ring(struct bnx2 *bp) | |
4436 | { | |
4437 | int i; | |
4438 | u16 prod, ring_prod; | |
4439 | u32 val, rx_cid_addr = GET_CID_ADDR(RX_CID); | |
a1f60190 | 4440 | struct bnx2_napi *bnapi = &bp->bnx2_napi; |
5d5d0015 | 4441 | |
a1f60190 MC |
4442 | bnapi->rx_prod = 0; |
4443 | bnapi->rx_cons = 0; | |
4444 | bnapi->rx_prod_bseq = 0; | |
4445 | bnapi->rx_pg_prod = 0; | |
4446 | bnapi->rx_pg_cons = 0; | |
5d5d0015 MC |
4447 | |
4448 | bnx2_init_rxbd_rings(bp->rx_desc_ring, bp->rx_desc_mapping, | |
4449 | bp->rx_buf_use_size, bp->rx_max_ring); | |
4450 | ||
4451 | CTX_WR(bp, rx_cid_addr, BNX2_L2CTX_PG_BUF_SIZE, 0); | |
47bf4246 MC |
4452 | if (bp->rx_pg_ring_size) { |
4453 | bnx2_init_rxbd_rings(bp->rx_pg_desc_ring, | |
4454 | bp->rx_pg_desc_mapping, | |
4455 | PAGE_SIZE, bp->rx_max_pg_ring); | |
4456 | val = (bp->rx_buf_use_size << 16) | PAGE_SIZE; | |
4457 | CTX_WR(bp, rx_cid_addr, BNX2_L2CTX_PG_BUF_SIZE, val); | |
4458 | CTX_WR(bp, rx_cid_addr, BNX2_L2CTX_RBDC_KEY, | |
4459 | BNX2_L2CTX_RBDC_JUMBO_KEY); | |
4460 | ||
4461 | val = (u64) bp->rx_pg_desc_mapping[0] >> 32; | |
4462 | CTX_WR(bp, rx_cid_addr, BNX2_L2CTX_NX_PG_BDHADDR_HI, val); | |
4463 | ||
4464 | val = (u64) bp->rx_pg_desc_mapping[0] & 0xffffffff; | |
4465 | CTX_WR(bp, rx_cid_addr, BNX2_L2CTX_NX_PG_BDHADDR_LO, val); | |
4466 | ||
4467 | if (CHIP_NUM(bp) == CHIP_NUM_5709) | |
4468 | REG_WR(bp, BNX2_MQ_MAP_L2_3, BNX2_MQ_MAP_L2_3_DEFAULT); | |
4469 | } | |
b6016b76 MC |
4470 | |
4471 | val = BNX2_L2CTX_CTX_TYPE_CTX_BD_CHN_TYPE_VALUE; | |
4472 | val |= BNX2_L2CTX_CTX_TYPE_SIZE_L2; | |
4473 | val |= 0x02 << 8; | |
5d5d0015 | 4474 | CTX_WR(bp, rx_cid_addr, BNX2_L2CTX_CTX_TYPE, val); |
b6016b76 | 4475 | |
13daffa2 | 4476 | val = (u64) bp->rx_desc_mapping[0] >> 32; |
5d5d0015 | 4477 | CTX_WR(bp, rx_cid_addr, BNX2_L2CTX_NX_BDHADDR_HI, val); |
b6016b76 | 4478 | |
13daffa2 | 4479 | val = (u64) bp->rx_desc_mapping[0] & 0xffffffff; |
5d5d0015 | 4480 | CTX_WR(bp, rx_cid_addr, BNX2_L2CTX_NX_BDHADDR_LO, val); |
b6016b76 | 4481 | |
a1f60190 | 4482 | ring_prod = prod = bnapi->rx_pg_prod; |
47bf4246 MC |
4483 | for (i = 0; i < bp->rx_pg_ring_size; i++) { |
4484 | if (bnx2_alloc_rx_page(bp, ring_prod) < 0) | |
4485 | break; | |
4486 | prod = NEXT_RX_BD(prod); | |
4487 | ring_prod = RX_PG_RING_IDX(prod); | |
4488 | } | |
a1f60190 | 4489 | bnapi->rx_pg_prod = prod; |
47bf4246 | 4490 | |
a1f60190 | 4491 | ring_prod = prod = bnapi->rx_prod; |
236b6394 | 4492 | for (i = 0; i < bp->rx_ring_size; i++) { |
a1f60190 | 4493 | if (bnx2_alloc_rx_skb(bp, bnapi, ring_prod) < 0) { |
b6016b76 MC |
4494 | break; |
4495 | } | |
4496 | prod = NEXT_RX_BD(prod); | |
4497 | ring_prod = RX_RING_IDX(prod); | |
4498 | } | |
a1f60190 | 4499 | bnapi->rx_prod = prod; |
b6016b76 | 4500 | |
a1f60190 MC |
4501 | REG_WR16(bp, MB_RX_CID_ADDR + BNX2_L2CTX_HOST_PG_BDIDX, |
4502 | bnapi->rx_pg_prod); | |
b6016b76 MC |
4503 | REG_WR16(bp, MB_RX_CID_ADDR + BNX2_L2CTX_HOST_BDIDX, prod); |
4504 | ||
a1f60190 | 4505 | REG_WR(bp, MB_RX_CID_ADDR + BNX2_L2CTX_HOST_BSEQ, bnapi->rx_prod_bseq); |
b6016b76 MC |
4506 | } |
4507 | ||
5d5d0015 | 4508 | static u32 bnx2_find_max_ring(u32 ring_size, u32 max_size) |
13daffa2 | 4509 | { |
5d5d0015 | 4510 | u32 max, num_rings = 1; |
13daffa2 | 4511 | |
5d5d0015 MC |
4512 | while (ring_size > MAX_RX_DESC_CNT) { |
4513 | ring_size -= MAX_RX_DESC_CNT; | |
13daffa2 MC |
4514 | num_rings++; |
4515 | } | |
4516 | /* round to next power of 2 */ | |
5d5d0015 | 4517 | max = max_size; |
13daffa2 MC |
4518 | while ((max & num_rings) == 0) |
4519 | max >>= 1; | |
4520 | ||
4521 | if (num_rings != max) | |
4522 | max <<= 1; | |
4523 | ||
5d5d0015 MC |
4524 | return max; |
4525 | } | |
4526 | ||
4527 | static void | |
4528 | bnx2_set_rx_ring_size(struct bnx2 *bp, u32 size) | |
4529 | { | |
84eaa187 | 4530 | u32 rx_size, rx_space, jumbo_size; |
5d5d0015 MC |
4531 | |
4532 | /* 8 for CRC and VLAN */ | |
4533 | rx_size = bp->dev->mtu + ETH_HLEN + bp->rx_offset + 8; | |
4534 | ||
84eaa187 MC |
4535 | rx_space = SKB_DATA_ALIGN(rx_size + BNX2_RX_ALIGN) + NET_SKB_PAD + |
4536 | sizeof(struct skb_shared_info); | |
4537 | ||
5d5d0015 | 4538 | bp->rx_copy_thresh = RX_COPY_THRESH; |
47bf4246 MC |
4539 | bp->rx_pg_ring_size = 0; |
4540 | bp->rx_max_pg_ring = 0; | |
4541 | bp->rx_max_pg_ring_idx = 0; | |
84eaa187 MC |
4542 | if (rx_space > PAGE_SIZE) { |
4543 | int pages = PAGE_ALIGN(bp->dev->mtu - 40) >> PAGE_SHIFT; | |
4544 | ||
4545 | jumbo_size = size * pages; | |
4546 | if (jumbo_size > MAX_TOTAL_RX_PG_DESC_CNT) | |
4547 | jumbo_size = MAX_TOTAL_RX_PG_DESC_CNT; | |
4548 | ||
4549 | bp->rx_pg_ring_size = jumbo_size; | |
4550 | bp->rx_max_pg_ring = bnx2_find_max_ring(jumbo_size, | |
4551 | MAX_RX_PG_RINGS); | |
4552 | bp->rx_max_pg_ring_idx = (bp->rx_max_pg_ring * RX_DESC_CNT) - 1; | |
4553 | rx_size = RX_COPY_THRESH + bp->rx_offset; | |
4554 | bp->rx_copy_thresh = 0; | |
4555 | } | |
5d5d0015 MC |
4556 | |
4557 | bp->rx_buf_use_size = rx_size; | |
4558 | /* hw alignment */ | |
4559 | bp->rx_buf_size = bp->rx_buf_use_size + BNX2_RX_ALIGN; | |
1db82f2a | 4560 | bp->rx_jumbo_thresh = rx_size - bp->rx_offset; |
5d5d0015 MC |
4561 | bp->rx_ring_size = size; |
4562 | bp->rx_max_ring = bnx2_find_max_ring(size, MAX_RX_RINGS); | |
13daffa2 MC |
4563 | bp->rx_max_ring_idx = (bp->rx_max_ring * RX_DESC_CNT) - 1; |
4564 | } | |
4565 | ||
b6016b76 MC |
4566 | static void |
4567 | bnx2_free_tx_skbs(struct bnx2 *bp) | |
4568 | { | |
4569 | int i; | |
4570 | ||
4571 | if (bp->tx_buf_ring == NULL) | |
4572 | return; | |
4573 | ||
4574 | for (i = 0; i < TX_DESC_CNT; ) { | |
4575 | struct sw_bd *tx_buf = &bp->tx_buf_ring[i]; | |
4576 | struct sk_buff *skb = tx_buf->skb; | |
4577 | int j, last; | |
4578 | ||
4579 | if (skb == NULL) { | |
4580 | i++; | |
4581 | continue; | |
4582 | } | |
4583 | ||
4584 | pci_unmap_single(bp->pdev, pci_unmap_addr(tx_buf, mapping), | |
4585 | skb_headlen(skb), PCI_DMA_TODEVICE); | |
4586 | ||
4587 | tx_buf->skb = NULL; | |
4588 | ||
4589 | last = skb_shinfo(skb)->nr_frags; | |
4590 | for (j = 0; j < last; j++) { | |
4591 | tx_buf = &bp->tx_buf_ring[i + j + 1]; | |
4592 | pci_unmap_page(bp->pdev, | |
4593 | pci_unmap_addr(tx_buf, mapping), | |
4594 | skb_shinfo(skb)->frags[j].size, | |
4595 | PCI_DMA_TODEVICE); | |
4596 | } | |
745720e5 | 4597 | dev_kfree_skb(skb); |
b6016b76 MC |
4598 | i += j + 1; |
4599 | } | |
4600 | ||
4601 | } | |
4602 | ||
4603 | static void | |
4604 | bnx2_free_rx_skbs(struct bnx2 *bp) | |
4605 | { | |
4606 | int i; | |
4607 | ||
4608 | if (bp->rx_buf_ring == NULL) | |
4609 | return; | |
4610 | ||
13daffa2 | 4611 | for (i = 0; i < bp->rx_max_ring_idx; i++) { |
b6016b76 MC |
4612 | struct sw_bd *rx_buf = &bp->rx_buf_ring[i]; |
4613 | struct sk_buff *skb = rx_buf->skb; | |
4614 | ||
05d0f1cf | 4615 | if (skb == NULL) |
b6016b76 MC |
4616 | continue; |
4617 | ||
4618 | pci_unmap_single(bp->pdev, pci_unmap_addr(rx_buf, mapping), | |
4619 | bp->rx_buf_use_size, PCI_DMA_FROMDEVICE); | |
4620 | ||
4621 | rx_buf->skb = NULL; | |
4622 | ||
745720e5 | 4623 | dev_kfree_skb(skb); |
b6016b76 | 4624 | } |
47bf4246 MC |
4625 | for (i = 0; i < bp->rx_max_pg_ring_idx; i++) |
4626 | bnx2_free_rx_page(bp, i); | |
b6016b76 MC |
4627 | } |
4628 | ||
4629 | static void | |
4630 | bnx2_free_skbs(struct bnx2 *bp) | |
4631 | { | |
4632 | bnx2_free_tx_skbs(bp); | |
4633 | bnx2_free_rx_skbs(bp); | |
4634 | } | |
4635 | ||
4636 | static int | |
4637 | bnx2_reset_nic(struct bnx2 *bp, u32 reset_code) | |
4638 | { | |
4639 | int rc; | |
4640 | ||
4641 | rc = bnx2_reset_chip(bp, reset_code); | |
4642 | bnx2_free_skbs(bp); | |
4643 | if (rc) | |
4644 | return rc; | |
4645 | ||
fba9fe91 MC |
4646 | if ((rc = bnx2_init_chip(bp)) != 0) |
4647 | return rc; | |
4648 | ||
b6016b76 MC |
4649 | bnx2_init_tx_ring(bp); |
4650 | bnx2_init_rx_ring(bp); | |
4651 | return 0; | |
4652 | } | |
4653 | ||
4654 | static int | |
4655 | bnx2_init_nic(struct bnx2 *bp) | |
4656 | { | |
4657 | int rc; | |
4658 | ||
4659 | if ((rc = bnx2_reset_nic(bp, BNX2_DRV_MSG_CODE_RESET)) != 0) | |
4660 | return rc; | |
4661 | ||
80be4434 | 4662 | spin_lock_bh(&bp->phy_lock); |
b6016b76 MC |
4663 | bnx2_init_phy(bp); |
4664 | bnx2_set_link(bp); | |
0d8a6571 | 4665 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
4666 | return 0; |
4667 | } | |
4668 | ||
4669 | static int | |
4670 | bnx2_test_registers(struct bnx2 *bp) | |
4671 | { | |
4672 | int ret; | |
5bae30c9 | 4673 | int i, is_5709; |
f71e1309 | 4674 | static const struct { |
b6016b76 MC |
4675 | u16 offset; |
4676 | u16 flags; | |
5bae30c9 | 4677 | #define BNX2_FL_NOT_5709 1 |
b6016b76 MC |
4678 | u32 rw_mask; |
4679 | u32 ro_mask; | |
4680 | } reg_tbl[] = { | |
4681 | { 0x006c, 0, 0x00000000, 0x0000003f }, | |
4682 | { 0x0090, 0, 0xffffffff, 0x00000000 }, | |
4683 | { 0x0094, 0, 0x00000000, 0x00000000 }, | |
4684 | ||
5bae30c9 MC |
4685 | { 0x0404, BNX2_FL_NOT_5709, 0x00003f00, 0x00000000 }, |
4686 | { 0x0418, BNX2_FL_NOT_5709, 0x00000000, 0xffffffff }, | |
4687 | { 0x041c, BNX2_FL_NOT_5709, 0x00000000, 0xffffffff }, | |
4688 | { 0x0420, BNX2_FL_NOT_5709, 0x00000000, 0x80ffffff }, | |
4689 | { 0x0424, BNX2_FL_NOT_5709, 0x00000000, 0x00000000 }, | |
4690 | { 0x0428, BNX2_FL_NOT_5709, 0x00000000, 0x00000001 }, | |
4691 | { 0x0450, BNX2_FL_NOT_5709, 0x00000000, 0x0000ffff }, | |
4692 | { 0x0454, BNX2_FL_NOT_5709, 0x00000000, 0xffffffff }, | |
4693 | { 0x0458, BNX2_FL_NOT_5709, 0x00000000, 0xffffffff }, | |
4694 | ||
4695 | { 0x0808, BNX2_FL_NOT_5709, 0x00000000, 0xffffffff }, | |
4696 | { 0x0854, BNX2_FL_NOT_5709, 0x00000000, 0xffffffff }, | |
4697 | { 0x0868, BNX2_FL_NOT_5709, 0x00000000, 0x77777777 }, | |
4698 | { 0x086c, BNX2_FL_NOT_5709, 0x00000000, 0x77777777 }, | |
4699 | { 0x0870, BNX2_FL_NOT_5709, 0x00000000, 0x77777777 }, | |
4700 | { 0x0874, BNX2_FL_NOT_5709, 0x00000000, 0x77777777 }, | |
4701 | ||
4702 | { 0x0c00, BNX2_FL_NOT_5709, 0x00000000, 0x00000001 }, | |
4703 | { 0x0c04, BNX2_FL_NOT_5709, 0x00000000, 0x03ff0001 }, | |
4704 | { 0x0c08, BNX2_FL_NOT_5709, 0x0f0ff073, 0x00000000 }, | |
b6016b76 MC |
4705 | |
4706 | { 0x1000, 0, 0x00000000, 0x00000001 }, | |
4707 | { 0x1004, 0, 0x00000000, 0x000f0001 }, | |
b6016b76 MC |
4708 | |
4709 | { 0x1408, 0, 0x01c00800, 0x00000000 }, | |
4710 | { 0x149c, 0, 0x8000ffff, 0x00000000 }, | |
4711 | { 0x14a8, 0, 0x00000000, 0x000001ff }, | |
5b0c76ad | 4712 | { 0x14ac, 0, 0x0fffffff, 0x10000000 }, |
b6016b76 MC |
4713 | { 0x14b0, 0, 0x00000002, 0x00000001 }, |
4714 | { 0x14b8, 0, 0x00000000, 0x00000000 }, | |
4715 | { 0x14c0, 0, 0x00000000, 0x00000009 }, | |
4716 | { 0x14c4, 0, 0x00003fff, 0x00000000 }, | |
4717 | { 0x14cc, 0, 0x00000000, 0x00000001 }, | |
4718 | { 0x14d0, 0, 0xffffffff, 0x00000000 }, | |
b6016b76 MC |
4719 | |
4720 | { 0x1800, 0, 0x00000000, 0x00000001 }, | |
4721 | { 0x1804, 0, 0x00000000, 0x00000003 }, | |
b6016b76 MC |
4722 | |
4723 | { 0x2800, 0, 0x00000000, 0x00000001 }, | |
4724 | { 0x2804, 0, 0x00000000, 0x00003f01 }, | |
4725 | { 0x2808, 0, 0x0f3f3f03, 0x00000000 }, | |
4726 | { 0x2810, 0, 0xffff0000, 0x00000000 }, | |
4727 | { 0x2814, 0, 0xffff0000, 0x00000000 }, | |
4728 | { 0x2818, 0, 0xffff0000, 0x00000000 }, | |
4729 | { 0x281c, 0, 0xffff0000, 0x00000000 }, | |
4730 | { 0x2834, 0, 0xffffffff, 0x00000000 }, | |
4731 | { 0x2840, 0, 0x00000000, 0xffffffff }, | |
4732 | { 0x2844, 0, 0x00000000, 0xffffffff }, | |
4733 | { 0x2848, 0, 0xffffffff, 0x00000000 }, | |
4734 | { 0x284c, 0, 0xf800f800, 0x07ff07ff }, | |
4735 | ||
4736 | { 0x2c00, 0, 0x00000000, 0x00000011 }, | |
4737 | { 0x2c04, 0, 0x00000000, 0x00030007 }, | |
4738 | ||
b6016b76 MC |
4739 | { 0x3c00, 0, 0x00000000, 0x00000001 }, |
4740 | { 0x3c04, 0, 0x00000000, 0x00070000 }, | |
4741 | { 0x3c08, 0, 0x00007f71, 0x07f00000 }, | |
4742 | { 0x3c0c, 0, 0x1f3ffffc, 0x00000000 }, | |
4743 | { 0x3c10, 0, 0xffffffff, 0x00000000 }, | |
4744 | { 0x3c14, 0, 0x00000000, 0xffffffff }, | |
4745 | { 0x3c18, 0, 0x00000000, 0xffffffff }, | |
4746 | { 0x3c1c, 0, 0xfffff000, 0x00000000 }, | |
4747 | { 0x3c20, 0, 0xffffff00, 0x00000000 }, | |
b6016b76 MC |
4748 | |
4749 | { 0x5004, 0, 0x00000000, 0x0000007f }, | |
4750 | { 0x5008, 0, 0x0f0007ff, 0x00000000 }, | |
b6016b76 | 4751 | |
b6016b76 MC |
4752 | { 0x5c00, 0, 0x00000000, 0x00000001 }, |
4753 | { 0x5c04, 0, 0x00000000, 0x0003000f }, | |
4754 | { 0x5c08, 0, 0x00000003, 0x00000000 }, | |
4755 | { 0x5c0c, 0, 0x0000fff8, 0x00000000 }, | |
4756 | { 0x5c10, 0, 0x00000000, 0xffffffff }, | |
4757 | { 0x5c80, 0, 0x00000000, 0x0f7113f1 }, | |
4758 | { 0x5c84, 0, 0x00000000, 0x0000f333 }, | |
4759 | { 0x5c88, 0, 0x00000000, 0x00077373 }, | |
4760 | { 0x5c8c, 0, 0x00000000, 0x0007f737 }, | |
4761 | ||
4762 | { 0x6808, 0, 0x0000ff7f, 0x00000000 }, | |
4763 | { 0x680c, 0, 0xffffffff, 0x00000000 }, | |
4764 | { 0x6810, 0, 0xffffffff, 0x00000000 }, | |
4765 | { 0x6814, 0, 0xffffffff, 0x00000000 }, | |
4766 | { 0x6818, 0, 0xffffffff, 0x00000000 }, | |
4767 | { 0x681c, 0, 0xffffffff, 0x00000000 }, | |
4768 | { 0x6820, 0, 0x00ff00ff, 0x00000000 }, | |
4769 | { 0x6824, 0, 0x00ff00ff, 0x00000000 }, | |
4770 | { 0x6828, 0, 0x00ff00ff, 0x00000000 }, | |
4771 | { 0x682c, 0, 0x03ff03ff, 0x00000000 }, | |
4772 | { 0x6830, 0, 0x03ff03ff, 0x00000000 }, | |
4773 | { 0x6834, 0, 0x03ff03ff, 0x00000000 }, | |
4774 | { 0x6838, 0, 0x03ff03ff, 0x00000000 }, | |
4775 | { 0x683c, 0, 0x0000ffff, 0x00000000 }, | |
4776 | { 0x6840, 0, 0x00000ff0, 0x00000000 }, | |
4777 | { 0x6844, 0, 0x00ffff00, 0x00000000 }, | |
4778 | { 0x684c, 0, 0xffffffff, 0x00000000 }, | |
4779 | { 0x6850, 0, 0x7f7f7f7f, 0x00000000 }, | |
4780 | { 0x6854, 0, 0x7f7f7f7f, 0x00000000 }, | |
4781 | { 0x6858, 0, 0x7f7f7f7f, 0x00000000 }, | |
4782 | { 0x685c, 0, 0x7f7f7f7f, 0x00000000 }, | |
4783 | { 0x6908, 0, 0x00000000, 0x0001ff0f }, | |
4784 | { 0x690c, 0, 0x00000000, 0x0ffe00f0 }, | |
4785 | ||
4786 | { 0xffff, 0, 0x00000000, 0x00000000 }, | |
4787 | }; | |
4788 | ||
4789 | ret = 0; | |
5bae30c9 MC |
4790 | is_5709 = 0; |
4791 | if (CHIP_NUM(bp) == CHIP_NUM_5709) | |
4792 | is_5709 = 1; | |
4793 | ||
b6016b76 MC |
4794 | for (i = 0; reg_tbl[i].offset != 0xffff; i++) { |
4795 | u32 offset, rw_mask, ro_mask, save_val, val; | |
5bae30c9 MC |
4796 | u16 flags = reg_tbl[i].flags; |
4797 | ||
4798 | if (is_5709 && (flags & BNX2_FL_NOT_5709)) | |
4799 | continue; | |
b6016b76 MC |
4800 | |
4801 | offset = (u32) reg_tbl[i].offset; | |
4802 | rw_mask = reg_tbl[i].rw_mask; | |
4803 | ro_mask = reg_tbl[i].ro_mask; | |
4804 | ||
14ab9b86 | 4805 | save_val = readl(bp->regview + offset); |
b6016b76 | 4806 | |
14ab9b86 | 4807 | writel(0, bp->regview + offset); |
b6016b76 | 4808 | |
14ab9b86 | 4809 | val = readl(bp->regview + offset); |
b6016b76 MC |
4810 | if ((val & rw_mask) != 0) { |
4811 | goto reg_test_err; | |
4812 | } | |
4813 | ||
4814 | if ((val & ro_mask) != (save_val & ro_mask)) { | |
4815 | goto reg_test_err; | |
4816 | } | |
4817 | ||
14ab9b86 | 4818 | writel(0xffffffff, bp->regview + offset); |
b6016b76 | 4819 | |
14ab9b86 | 4820 | val = readl(bp->regview + offset); |
b6016b76 MC |
4821 | if ((val & rw_mask) != rw_mask) { |
4822 | goto reg_test_err; | |
4823 | } | |
4824 | ||
4825 | if ((val & ro_mask) != (save_val & ro_mask)) { | |
4826 | goto reg_test_err; | |
4827 | } | |
4828 | ||
14ab9b86 | 4829 | writel(save_val, bp->regview + offset); |
b6016b76 MC |
4830 | continue; |
4831 | ||
4832 | reg_test_err: | |
14ab9b86 | 4833 | writel(save_val, bp->regview + offset); |
b6016b76 MC |
4834 | ret = -ENODEV; |
4835 | break; | |
4836 | } | |
4837 | return ret; | |
4838 | } | |
4839 | ||
4840 | static int | |
4841 | bnx2_do_mem_test(struct bnx2 *bp, u32 start, u32 size) | |
4842 | { | |
f71e1309 | 4843 | static const u32 test_pattern[] = { 0x00000000, 0xffffffff, 0x55555555, |
b6016b76 MC |
4844 | 0xaaaaaaaa , 0xaa55aa55, 0x55aa55aa }; |
4845 | int i; | |
4846 | ||
4847 | for (i = 0; i < sizeof(test_pattern) / 4; i++) { | |
4848 | u32 offset; | |
4849 | ||
4850 | for (offset = 0; offset < size; offset += 4) { | |
4851 | ||
4852 | REG_WR_IND(bp, start + offset, test_pattern[i]); | |
4853 | ||
4854 | if (REG_RD_IND(bp, start + offset) != | |
4855 | test_pattern[i]) { | |
4856 | return -ENODEV; | |
4857 | } | |
4858 | } | |
4859 | } | |
4860 | return 0; | |
4861 | } | |
4862 | ||
4863 | static int | |
4864 | bnx2_test_memory(struct bnx2 *bp) | |
4865 | { | |
4866 | int ret = 0; | |
4867 | int i; | |
5bae30c9 | 4868 | static struct mem_entry { |
b6016b76 MC |
4869 | u32 offset; |
4870 | u32 len; | |
5bae30c9 | 4871 | } mem_tbl_5706[] = { |
b6016b76 | 4872 | { 0x60000, 0x4000 }, |
5b0c76ad | 4873 | { 0xa0000, 0x3000 }, |
b6016b76 MC |
4874 | { 0xe0000, 0x4000 }, |
4875 | { 0x120000, 0x4000 }, | |
4876 | { 0x1a0000, 0x4000 }, | |
4877 | { 0x160000, 0x4000 }, | |
4878 | { 0xffffffff, 0 }, | |
5bae30c9 MC |
4879 | }, |
4880 | mem_tbl_5709[] = { | |
4881 | { 0x60000, 0x4000 }, | |
4882 | { 0xa0000, 0x3000 }, | |
4883 | { 0xe0000, 0x4000 }, | |
4884 | { 0x120000, 0x4000 }, | |
4885 | { 0x1a0000, 0x4000 }, | |
4886 | { 0xffffffff, 0 }, | |
b6016b76 | 4887 | }; |
5bae30c9 MC |
4888 | struct mem_entry *mem_tbl; |
4889 | ||
4890 | if (CHIP_NUM(bp) == CHIP_NUM_5709) | |
4891 | mem_tbl = mem_tbl_5709; | |
4892 | else | |
4893 | mem_tbl = mem_tbl_5706; | |
b6016b76 MC |
4894 | |
4895 | for (i = 0; mem_tbl[i].offset != 0xffffffff; i++) { | |
4896 | if ((ret = bnx2_do_mem_test(bp, mem_tbl[i].offset, | |
4897 | mem_tbl[i].len)) != 0) { | |
4898 | return ret; | |
4899 | } | |
4900 | } | |
6aa20a22 | 4901 | |
b6016b76 MC |
4902 | return ret; |
4903 | } | |
4904 | ||
bc5a0690 MC |
4905 | #define BNX2_MAC_LOOPBACK 0 |
4906 | #define BNX2_PHY_LOOPBACK 1 | |
4907 | ||
b6016b76 | 4908 | static int |
bc5a0690 | 4909 | bnx2_run_loopback(struct bnx2 *bp, int loopback_mode) |
b6016b76 MC |
4910 | { |
4911 | unsigned int pkt_size, num_pkts, i; | |
4912 | struct sk_buff *skb, *rx_skb; | |
4913 | unsigned char *packet; | |
bc5a0690 | 4914 | u16 rx_start_idx, rx_idx; |
b6016b76 MC |
4915 | dma_addr_t map; |
4916 | struct tx_bd *txbd; | |
4917 | struct sw_bd *rx_buf; | |
4918 | struct l2_fhdr *rx_hdr; | |
4919 | int ret = -ENODEV; | |
35efa7c1 | 4920 | struct bnx2_napi *bnapi = &bp->bnx2_napi; |
b6016b76 | 4921 | |
bc5a0690 MC |
4922 | if (loopback_mode == BNX2_MAC_LOOPBACK) { |
4923 | bp->loopback = MAC_LOOPBACK; | |
4924 | bnx2_set_mac_loopback(bp); | |
4925 | } | |
4926 | else if (loopback_mode == BNX2_PHY_LOOPBACK) { | |
489310a4 MC |
4927 | if (bp->phy_flags & REMOTE_PHY_CAP_FLAG) |
4928 | return 0; | |
4929 | ||
80be4434 | 4930 | bp->loopback = PHY_LOOPBACK; |
bc5a0690 MC |
4931 | bnx2_set_phy_loopback(bp); |
4932 | } | |
4933 | else | |
4934 | return -EINVAL; | |
b6016b76 | 4935 | |
84eaa187 | 4936 | pkt_size = min(bp->dev->mtu + ETH_HLEN, bp->rx_jumbo_thresh - 4); |
932f3772 | 4937 | skb = netdev_alloc_skb(bp->dev, pkt_size); |
b6cbc3b6 JL |
4938 | if (!skb) |
4939 | return -ENOMEM; | |
b6016b76 | 4940 | packet = skb_put(skb, pkt_size); |
6634292b | 4941 | memcpy(packet, bp->dev->dev_addr, 6); |
b6016b76 MC |
4942 | memset(packet + 6, 0x0, 8); |
4943 | for (i = 14; i < pkt_size; i++) | |
4944 | packet[i] = (unsigned char) (i & 0xff); | |
4945 | ||
4946 | map = pci_map_single(bp->pdev, skb->data, pkt_size, | |
4947 | PCI_DMA_TODEVICE); | |
4948 | ||
bf5295bb MC |
4949 | REG_WR(bp, BNX2_HC_COMMAND, |
4950 | bp->hc_cmd | BNX2_HC_COMMAND_COAL_NOW_WO_INT); | |
4951 | ||
b6016b76 MC |
4952 | REG_RD(bp, BNX2_HC_COMMAND); |
4953 | ||
4954 | udelay(5); | |
35efa7c1 | 4955 | rx_start_idx = bnx2_get_hw_rx_cons(bnapi); |
b6016b76 | 4956 | |
b6016b76 MC |
4957 | num_pkts = 0; |
4958 | ||
bc5a0690 | 4959 | txbd = &bp->tx_desc_ring[TX_RING_IDX(bp->tx_prod)]; |
b6016b76 MC |
4960 | |
4961 | txbd->tx_bd_haddr_hi = (u64) map >> 32; | |
4962 | txbd->tx_bd_haddr_lo = (u64) map & 0xffffffff; | |
4963 | txbd->tx_bd_mss_nbytes = pkt_size; | |
4964 | txbd->tx_bd_vlan_tag_flags = TX_BD_FLAGS_START | TX_BD_FLAGS_END; | |
4965 | ||
4966 | num_pkts++; | |
bc5a0690 MC |
4967 | bp->tx_prod = NEXT_TX_BD(bp->tx_prod); |
4968 | bp->tx_prod_bseq += pkt_size; | |
b6016b76 | 4969 | |
234754d5 MC |
4970 | REG_WR16(bp, bp->tx_bidx_addr, bp->tx_prod); |
4971 | REG_WR(bp, bp->tx_bseq_addr, bp->tx_prod_bseq); | |
b6016b76 MC |
4972 | |
4973 | udelay(100); | |
4974 | ||
bf5295bb MC |
4975 | REG_WR(bp, BNX2_HC_COMMAND, |
4976 | bp->hc_cmd | BNX2_HC_COMMAND_COAL_NOW_WO_INT); | |
4977 | ||
b6016b76 MC |
4978 | REG_RD(bp, BNX2_HC_COMMAND); |
4979 | ||
4980 | udelay(5); | |
4981 | ||
4982 | pci_unmap_single(bp->pdev, map, pkt_size, PCI_DMA_TODEVICE); | |
745720e5 | 4983 | dev_kfree_skb(skb); |
b6016b76 | 4984 | |
35efa7c1 | 4985 | if (bnx2_get_hw_tx_cons(bnapi) != bp->tx_prod) |
b6016b76 | 4986 | goto loopback_test_done; |
b6016b76 | 4987 | |
35efa7c1 | 4988 | rx_idx = bnx2_get_hw_rx_cons(bnapi); |
b6016b76 MC |
4989 | if (rx_idx != rx_start_idx + num_pkts) { |
4990 | goto loopback_test_done; | |
4991 | } | |
4992 | ||
4993 | rx_buf = &bp->rx_buf_ring[rx_start_idx]; | |
4994 | rx_skb = rx_buf->skb; | |
4995 | ||
4996 | rx_hdr = (struct l2_fhdr *) rx_skb->data; | |
4997 | skb_reserve(rx_skb, bp->rx_offset); | |
4998 | ||
4999 | pci_dma_sync_single_for_cpu(bp->pdev, | |
5000 | pci_unmap_addr(rx_buf, mapping), | |
5001 | bp->rx_buf_size, PCI_DMA_FROMDEVICE); | |
5002 | ||
ade2bfe7 | 5003 | if (rx_hdr->l2_fhdr_status & |
b6016b76 MC |
5004 | (L2_FHDR_ERRORS_BAD_CRC | |
5005 | L2_FHDR_ERRORS_PHY_DECODE | | |
5006 | L2_FHDR_ERRORS_ALIGNMENT | | |
5007 | L2_FHDR_ERRORS_TOO_SHORT | | |
5008 | L2_FHDR_ERRORS_GIANT_FRAME)) { | |
5009 | ||
5010 | goto loopback_test_done; | |
5011 | } | |
5012 | ||
5013 | if ((rx_hdr->l2_fhdr_pkt_len - 4) != pkt_size) { | |
5014 | goto loopback_test_done; | |
5015 | } | |
5016 | ||
5017 | for (i = 14; i < pkt_size; i++) { | |
5018 | if (*(rx_skb->data + i) != (unsigned char) (i & 0xff)) { | |
5019 | goto loopback_test_done; | |
5020 | } | |
5021 | } | |
5022 | ||
5023 | ret = 0; | |
5024 | ||
5025 | loopback_test_done: | |
5026 | bp->loopback = 0; | |
5027 | return ret; | |
5028 | } | |
5029 | ||
bc5a0690 MC |
5030 | #define BNX2_MAC_LOOPBACK_FAILED 1 |
5031 | #define BNX2_PHY_LOOPBACK_FAILED 2 | |
5032 | #define BNX2_LOOPBACK_FAILED (BNX2_MAC_LOOPBACK_FAILED | \ | |
5033 | BNX2_PHY_LOOPBACK_FAILED) | |
5034 | ||
5035 | static int | |
5036 | bnx2_test_loopback(struct bnx2 *bp) | |
5037 | { | |
5038 | int rc = 0; | |
5039 | ||
5040 | if (!netif_running(bp->dev)) | |
5041 | return BNX2_LOOPBACK_FAILED; | |
5042 | ||
5043 | bnx2_reset_nic(bp, BNX2_DRV_MSG_CODE_RESET); | |
5044 | spin_lock_bh(&bp->phy_lock); | |
5045 | bnx2_init_phy(bp); | |
5046 | spin_unlock_bh(&bp->phy_lock); | |
5047 | if (bnx2_run_loopback(bp, BNX2_MAC_LOOPBACK)) | |
5048 | rc |= BNX2_MAC_LOOPBACK_FAILED; | |
5049 | if (bnx2_run_loopback(bp, BNX2_PHY_LOOPBACK)) | |
5050 | rc |= BNX2_PHY_LOOPBACK_FAILED; | |
5051 | return rc; | |
5052 | } | |
5053 | ||
b6016b76 MC |
5054 | #define NVRAM_SIZE 0x200 |
5055 | #define CRC32_RESIDUAL 0xdebb20e3 | |
5056 | ||
5057 | static int | |
5058 | bnx2_test_nvram(struct bnx2 *bp) | |
5059 | { | |
5060 | u32 buf[NVRAM_SIZE / 4]; | |
5061 | u8 *data = (u8 *) buf; | |
5062 | int rc = 0; | |
5063 | u32 magic, csum; | |
5064 | ||
5065 | if ((rc = bnx2_nvram_read(bp, 0, data, 4)) != 0) | |
5066 | goto test_nvram_done; | |
5067 | ||
5068 | magic = be32_to_cpu(buf[0]); | |
5069 | if (magic != 0x669955aa) { | |
5070 | rc = -ENODEV; | |
5071 | goto test_nvram_done; | |
5072 | } | |
5073 | ||
5074 | if ((rc = bnx2_nvram_read(bp, 0x100, data, NVRAM_SIZE)) != 0) | |
5075 | goto test_nvram_done; | |
5076 | ||
5077 | csum = ether_crc_le(0x100, data); | |
5078 | if (csum != CRC32_RESIDUAL) { | |
5079 | rc = -ENODEV; | |
5080 | goto test_nvram_done; | |
5081 | } | |
5082 | ||
5083 | csum = ether_crc_le(0x100, data + 0x100); | |
5084 | if (csum != CRC32_RESIDUAL) { | |
5085 | rc = -ENODEV; | |
5086 | } | |
5087 | ||
5088 | test_nvram_done: | |
5089 | return rc; | |
5090 | } | |
5091 | ||
5092 | static int | |
5093 | bnx2_test_link(struct bnx2 *bp) | |
5094 | { | |
5095 | u32 bmsr; | |
5096 | ||
489310a4 MC |
5097 | if (bp->phy_flags & REMOTE_PHY_CAP_FLAG) { |
5098 | if (bp->link_up) | |
5099 | return 0; | |
5100 | return -ENODEV; | |
5101 | } | |
c770a65c | 5102 | spin_lock_bh(&bp->phy_lock); |
27a005b8 MC |
5103 | bnx2_enable_bmsr1(bp); |
5104 | bnx2_read_phy(bp, bp->mii_bmsr1, &bmsr); | |
5105 | bnx2_read_phy(bp, bp->mii_bmsr1, &bmsr); | |
5106 | bnx2_disable_bmsr1(bp); | |
c770a65c | 5107 | spin_unlock_bh(&bp->phy_lock); |
6aa20a22 | 5108 | |
b6016b76 MC |
5109 | if (bmsr & BMSR_LSTATUS) { |
5110 | return 0; | |
5111 | } | |
5112 | return -ENODEV; | |
5113 | } | |
5114 | ||
5115 | static int | |
5116 | bnx2_test_intr(struct bnx2 *bp) | |
5117 | { | |
5118 | int i; | |
b6016b76 MC |
5119 | u16 status_idx; |
5120 | ||
5121 | if (!netif_running(bp->dev)) | |
5122 | return -ENODEV; | |
5123 | ||
5124 | status_idx = REG_RD(bp, BNX2_PCICFG_INT_ACK_CMD) & 0xffff; | |
5125 | ||
5126 | /* This register is not touched during run-time. */ | |
bf5295bb | 5127 | REG_WR(bp, BNX2_HC_COMMAND, bp->hc_cmd | BNX2_HC_COMMAND_COAL_NOW); |
b6016b76 MC |
5128 | REG_RD(bp, BNX2_HC_COMMAND); |
5129 | ||
5130 | for (i = 0; i < 10; i++) { | |
5131 | if ((REG_RD(bp, BNX2_PCICFG_INT_ACK_CMD) & 0xffff) != | |
5132 | status_idx) { | |
5133 | ||
5134 | break; | |
5135 | } | |
5136 | ||
5137 | msleep_interruptible(10); | |
5138 | } | |
5139 | if (i < 10) | |
5140 | return 0; | |
5141 | ||
5142 | return -ENODEV; | |
5143 | } | |
5144 | ||
5145 | static void | |
48b01e2d | 5146 | bnx2_5706_serdes_timer(struct bnx2 *bp) |
b6016b76 | 5147 | { |
48b01e2d MC |
5148 | spin_lock(&bp->phy_lock); |
5149 | if (bp->serdes_an_pending) | |
5150 | bp->serdes_an_pending--; | |
5151 | else if ((bp->link_up == 0) && (bp->autoneg & AUTONEG_SPEED)) { | |
5152 | u32 bmcr; | |
b6016b76 | 5153 | |
48b01e2d | 5154 | bp->current_interval = bp->timer_interval; |
cd339a0e | 5155 | |
ca58c3af | 5156 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
b6016b76 | 5157 | |
48b01e2d MC |
5158 | if (bmcr & BMCR_ANENABLE) { |
5159 | u32 phy1, phy2; | |
b6016b76 | 5160 | |
48b01e2d MC |
5161 | bnx2_write_phy(bp, 0x1c, 0x7c00); |
5162 | bnx2_read_phy(bp, 0x1c, &phy1); | |
cea94db9 | 5163 | |
48b01e2d MC |
5164 | bnx2_write_phy(bp, 0x17, 0x0f01); |
5165 | bnx2_read_phy(bp, 0x15, &phy2); | |
5166 | bnx2_write_phy(bp, 0x17, 0x0f01); | |
5167 | bnx2_read_phy(bp, 0x15, &phy2); | |
b6016b76 | 5168 | |
48b01e2d MC |
5169 | if ((phy1 & 0x10) && /* SIGNAL DETECT */ |
5170 | !(phy2 & 0x20)) { /* no CONFIG */ | |
5171 | ||
5172 | bmcr &= ~BMCR_ANENABLE; | |
5173 | bmcr |= BMCR_SPEED1000 | BMCR_FULLDPLX; | |
ca58c3af | 5174 | bnx2_write_phy(bp, bp->mii_bmcr, bmcr); |
48b01e2d MC |
5175 | bp->phy_flags |= PHY_PARALLEL_DETECT_FLAG; |
5176 | } | |
b6016b76 | 5177 | } |
48b01e2d MC |
5178 | } |
5179 | else if ((bp->link_up) && (bp->autoneg & AUTONEG_SPEED) && | |
5180 | (bp->phy_flags & PHY_PARALLEL_DETECT_FLAG)) { | |
5181 | u32 phy2; | |
b6016b76 | 5182 | |
48b01e2d MC |
5183 | bnx2_write_phy(bp, 0x17, 0x0f01); |
5184 | bnx2_read_phy(bp, 0x15, &phy2); | |
5185 | if (phy2 & 0x20) { | |
5186 | u32 bmcr; | |
cd339a0e | 5187 | |
ca58c3af | 5188 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
48b01e2d | 5189 | bmcr |= BMCR_ANENABLE; |
ca58c3af | 5190 | bnx2_write_phy(bp, bp->mii_bmcr, bmcr); |
b6016b76 | 5191 | |
48b01e2d MC |
5192 | bp->phy_flags &= ~PHY_PARALLEL_DETECT_FLAG; |
5193 | } | |
5194 | } else | |
5195 | bp->current_interval = bp->timer_interval; | |
b6016b76 | 5196 | |
48b01e2d MC |
5197 | spin_unlock(&bp->phy_lock); |
5198 | } | |
b6016b76 | 5199 | |
f8dd064e MC |
5200 | static void |
5201 | bnx2_5708_serdes_timer(struct bnx2 *bp) | |
5202 | { | |
0d8a6571 MC |
5203 | if (bp->phy_flags & REMOTE_PHY_CAP_FLAG) |
5204 | return; | |
5205 | ||
f8dd064e MC |
5206 | if ((bp->phy_flags & PHY_2_5G_CAPABLE_FLAG) == 0) { |
5207 | bp->serdes_an_pending = 0; | |
5208 | return; | |
5209 | } | |
b6016b76 | 5210 | |
f8dd064e MC |
5211 | spin_lock(&bp->phy_lock); |
5212 | if (bp->serdes_an_pending) | |
5213 | bp->serdes_an_pending--; | |
5214 | else if ((bp->link_up == 0) && (bp->autoneg & AUTONEG_SPEED)) { | |
5215 | u32 bmcr; | |
b6016b76 | 5216 | |
ca58c3af | 5217 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
f8dd064e | 5218 | if (bmcr & BMCR_ANENABLE) { |
605a9e20 | 5219 | bnx2_enable_forced_2g5(bp); |
f8dd064e MC |
5220 | bp->current_interval = SERDES_FORCED_TIMEOUT; |
5221 | } else { | |
605a9e20 | 5222 | bnx2_disable_forced_2g5(bp); |
f8dd064e MC |
5223 | bp->serdes_an_pending = 2; |
5224 | bp->current_interval = bp->timer_interval; | |
b6016b76 | 5225 | } |
b6016b76 | 5226 | |
f8dd064e MC |
5227 | } else |
5228 | bp->current_interval = bp->timer_interval; | |
b6016b76 | 5229 | |
f8dd064e MC |
5230 | spin_unlock(&bp->phy_lock); |
5231 | } | |
5232 | ||
48b01e2d MC |
5233 | static void |
5234 | bnx2_timer(unsigned long data) | |
5235 | { | |
5236 | struct bnx2 *bp = (struct bnx2 *) data; | |
b6016b76 | 5237 | |
48b01e2d MC |
5238 | if (!netif_running(bp->dev)) |
5239 | return; | |
b6016b76 | 5240 | |
48b01e2d MC |
5241 | if (atomic_read(&bp->intr_sem) != 0) |
5242 | goto bnx2_restart_timer; | |
b6016b76 | 5243 | |
df149d70 | 5244 | bnx2_send_heart_beat(bp); |
b6016b76 | 5245 | |
48b01e2d | 5246 | bp->stats_blk->stat_FwRxDrop = REG_RD_IND(bp, BNX2_FW_RX_DROP_COUNT); |
b6016b76 | 5247 | |
02537b06 MC |
5248 | /* workaround occasional corrupted counters */ |
5249 | if (CHIP_NUM(bp) == CHIP_NUM_5708 && bp->stats_ticks) | |
5250 | REG_WR(bp, BNX2_HC_COMMAND, bp->hc_cmd | | |
5251 | BNX2_HC_COMMAND_STATS_NOW); | |
5252 | ||
f8dd064e MC |
5253 | if (bp->phy_flags & PHY_SERDES_FLAG) { |
5254 | if (CHIP_NUM(bp) == CHIP_NUM_5706) | |
5255 | bnx2_5706_serdes_timer(bp); | |
27a005b8 | 5256 | else |
f8dd064e | 5257 | bnx2_5708_serdes_timer(bp); |
b6016b76 MC |
5258 | } |
5259 | ||
5260 | bnx2_restart_timer: | |
cd339a0e | 5261 | mod_timer(&bp->timer, jiffies + bp->current_interval); |
b6016b76 MC |
5262 | } |
5263 | ||
8e6a72c4 MC |
5264 | static int |
5265 | bnx2_request_irq(struct bnx2 *bp) | |
5266 | { | |
5267 | struct net_device *dev = bp->dev; | |
6d866ffc MC |
5268 | unsigned long flags; |
5269 | struct bnx2_irq *irq = &bp->irq_tbl[0]; | |
5270 | int rc; | |
8e6a72c4 | 5271 | |
6d866ffc MC |
5272 | if (bp->flags & USING_MSI_FLAG) |
5273 | flags = 0; | |
5274 | else | |
5275 | flags = IRQF_SHARED; | |
5276 | rc = request_irq(irq->vector, irq->handler, flags, dev->name, dev); | |
8e6a72c4 MC |
5277 | return rc; |
5278 | } | |
5279 | ||
5280 | static void | |
5281 | bnx2_free_irq(struct bnx2 *bp) | |
5282 | { | |
5283 | struct net_device *dev = bp->dev; | |
5284 | ||
6d866ffc | 5285 | free_irq(bp->irq_tbl[0].vector, dev); |
8e6a72c4 | 5286 | if (bp->flags & USING_MSI_FLAG) { |
8e6a72c4 MC |
5287 | pci_disable_msi(bp->pdev); |
5288 | bp->flags &= ~(USING_MSI_FLAG | ONE_SHOT_MSI_FLAG); | |
6d866ffc MC |
5289 | } |
5290 | } | |
5291 | ||
5292 | static void | |
5293 | bnx2_setup_int_mode(struct bnx2 *bp, int dis_msi) | |
5294 | { | |
5295 | bp->irq_tbl[0].handler = bnx2_interrupt; | |
5296 | strcpy(bp->irq_tbl[0].name, bp->dev->name); | |
5297 | ||
5298 | if ((bp->flags & MSI_CAP_FLAG) && !dis_msi) { | |
5299 | if (pci_enable_msi(bp->pdev) == 0) { | |
5300 | bp->flags |= USING_MSI_FLAG; | |
5301 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { | |
5302 | bp->flags |= ONE_SHOT_MSI_FLAG; | |
5303 | bp->irq_tbl[0].handler = bnx2_msi_1shot; | |
5304 | } else | |
5305 | bp->irq_tbl[0].handler = bnx2_msi; | |
5306 | } | |
5307 | } | |
5308 | ||
5309 | bp->irq_tbl[0].vector = bp->pdev->irq; | |
8e6a72c4 MC |
5310 | } |
5311 | ||
b6016b76 MC |
5312 | /* Called with rtnl_lock */ |
5313 | static int | |
5314 | bnx2_open(struct net_device *dev) | |
5315 | { | |
972ec0d4 | 5316 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5317 | int rc; |
5318 | ||
1b2f922f MC |
5319 | netif_carrier_off(dev); |
5320 | ||
829ca9a3 | 5321 | bnx2_set_power_state(bp, PCI_D0); |
b6016b76 MC |
5322 | bnx2_disable_int(bp); |
5323 | ||
5324 | rc = bnx2_alloc_mem(bp); | |
5325 | if (rc) | |
5326 | return rc; | |
5327 | ||
6d866ffc | 5328 | bnx2_setup_int_mode(bp, disable_msi); |
35efa7c1 | 5329 | bnx2_napi_enable(bp); |
8e6a72c4 MC |
5330 | rc = bnx2_request_irq(bp); |
5331 | ||
b6016b76 | 5332 | if (rc) { |
35efa7c1 | 5333 | bnx2_napi_disable(bp); |
b6016b76 MC |
5334 | bnx2_free_mem(bp); |
5335 | return rc; | |
5336 | } | |
5337 | ||
5338 | rc = bnx2_init_nic(bp); | |
5339 | ||
5340 | if (rc) { | |
35efa7c1 | 5341 | bnx2_napi_disable(bp); |
8e6a72c4 | 5342 | bnx2_free_irq(bp); |
b6016b76 MC |
5343 | bnx2_free_skbs(bp); |
5344 | bnx2_free_mem(bp); | |
5345 | return rc; | |
5346 | } | |
6aa20a22 | 5347 | |
cd339a0e | 5348 | mod_timer(&bp->timer, jiffies + bp->current_interval); |
b6016b76 MC |
5349 | |
5350 | atomic_set(&bp->intr_sem, 0); | |
5351 | ||
5352 | bnx2_enable_int(bp); | |
5353 | ||
5354 | if (bp->flags & USING_MSI_FLAG) { | |
5355 | /* Test MSI to make sure it is working | |
5356 | * If MSI test fails, go back to INTx mode | |
5357 | */ | |
5358 | if (bnx2_test_intr(bp) != 0) { | |
5359 | printk(KERN_WARNING PFX "%s: No interrupt was generated" | |
5360 | " using MSI, switching to INTx mode. Please" | |
5361 | " report this failure to the PCI maintainer" | |
5362 | " and include system chipset information.\n", | |
5363 | bp->dev->name); | |
5364 | ||
5365 | bnx2_disable_int(bp); | |
8e6a72c4 | 5366 | bnx2_free_irq(bp); |
b6016b76 | 5367 | |
6d866ffc MC |
5368 | bnx2_setup_int_mode(bp, 1); |
5369 | ||
b6016b76 MC |
5370 | rc = bnx2_init_nic(bp); |
5371 | ||
8e6a72c4 MC |
5372 | if (!rc) |
5373 | rc = bnx2_request_irq(bp); | |
5374 | ||
b6016b76 | 5375 | if (rc) { |
35efa7c1 | 5376 | bnx2_napi_disable(bp); |
b6016b76 MC |
5377 | bnx2_free_skbs(bp); |
5378 | bnx2_free_mem(bp); | |
5379 | del_timer_sync(&bp->timer); | |
5380 | return rc; | |
5381 | } | |
5382 | bnx2_enable_int(bp); | |
5383 | } | |
5384 | } | |
5385 | if (bp->flags & USING_MSI_FLAG) { | |
5386 | printk(KERN_INFO PFX "%s: using MSI\n", dev->name); | |
5387 | } | |
5388 | ||
5389 | netif_start_queue(dev); | |
5390 | ||
5391 | return 0; | |
5392 | } | |
5393 | ||
5394 | static void | |
c4028958 | 5395 | bnx2_reset_task(struct work_struct *work) |
b6016b76 | 5396 | { |
c4028958 | 5397 | struct bnx2 *bp = container_of(work, struct bnx2, reset_task); |
b6016b76 | 5398 | |
afdc08b9 MC |
5399 | if (!netif_running(bp->dev)) |
5400 | return; | |
5401 | ||
5402 | bp->in_reset_task = 1; | |
b6016b76 MC |
5403 | bnx2_netif_stop(bp); |
5404 | ||
5405 | bnx2_init_nic(bp); | |
5406 | ||
5407 | atomic_set(&bp->intr_sem, 1); | |
5408 | bnx2_netif_start(bp); | |
afdc08b9 | 5409 | bp->in_reset_task = 0; |
b6016b76 MC |
5410 | } |
5411 | ||
5412 | static void | |
5413 | bnx2_tx_timeout(struct net_device *dev) | |
5414 | { | |
972ec0d4 | 5415 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5416 | |
5417 | /* This allows the netif to be shutdown gracefully before resetting */ | |
5418 | schedule_work(&bp->reset_task); | |
5419 | } | |
5420 | ||
5421 | #ifdef BCM_VLAN | |
5422 | /* Called with rtnl_lock */ | |
5423 | static void | |
5424 | bnx2_vlan_rx_register(struct net_device *dev, struct vlan_group *vlgrp) | |
5425 | { | |
972ec0d4 | 5426 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5427 | |
5428 | bnx2_netif_stop(bp); | |
5429 | ||
5430 | bp->vlgrp = vlgrp; | |
5431 | bnx2_set_rx_mode(dev); | |
5432 | ||
5433 | bnx2_netif_start(bp); | |
5434 | } | |
b6016b76 MC |
5435 | #endif |
5436 | ||
932ff279 | 5437 | /* Called with netif_tx_lock. |
2f8af120 MC |
5438 | * bnx2_tx_int() runs without netif_tx_lock unless it needs to call |
5439 | * netif_wake_queue(). | |
b6016b76 MC |
5440 | */ |
5441 | static int | |
5442 | bnx2_start_xmit(struct sk_buff *skb, struct net_device *dev) | |
5443 | { | |
972ec0d4 | 5444 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5445 | dma_addr_t mapping; |
5446 | struct tx_bd *txbd; | |
5447 | struct sw_bd *tx_buf; | |
5448 | u32 len, vlan_tag_flags, last_frag, mss; | |
5449 | u16 prod, ring_prod; | |
5450 | int i; | |
a550c99b | 5451 | struct bnx2_napi *bnapi = &bp->bnx2_napi; |
b6016b76 | 5452 | |
a550c99b MC |
5453 | if (unlikely(bnx2_tx_avail(bp, bnapi) < |
5454 | (skb_shinfo(skb)->nr_frags + 1))) { | |
b6016b76 MC |
5455 | netif_stop_queue(dev); |
5456 | printk(KERN_ERR PFX "%s: BUG! Tx ring full when queue awake!\n", | |
5457 | dev->name); | |
5458 | ||
5459 | return NETDEV_TX_BUSY; | |
5460 | } | |
5461 | len = skb_headlen(skb); | |
5462 | prod = bp->tx_prod; | |
5463 | ring_prod = TX_RING_IDX(prod); | |
5464 | ||
5465 | vlan_tag_flags = 0; | |
84fa7933 | 5466 | if (skb->ip_summed == CHECKSUM_PARTIAL) { |
b6016b76 MC |
5467 | vlan_tag_flags |= TX_BD_FLAGS_TCP_UDP_CKSUM; |
5468 | } | |
5469 | ||
5470 | if (bp->vlgrp != 0 && vlan_tx_tag_present(skb)) { | |
5471 | vlan_tag_flags |= | |
5472 | (TX_BD_FLAGS_VLAN_TAG | (vlan_tx_tag_get(skb) << 16)); | |
5473 | } | |
fde82055 | 5474 | if ((mss = skb_shinfo(skb)->gso_size)) { |
b6016b76 | 5475 | u32 tcp_opt_len, ip_tcp_len; |
eddc9ec5 | 5476 | struct iphdr *iph; |
b6016b76 | 5477 | |
b6016b76 MC |
5478 | vlan_tag_flags |= TX_BD_FLAGS_SW_LSO; |
5479 | ||
4666f87a MC |
5480 | tcp_opt_len = tcp_optlen(skb); |
5481 | ||
5482 | if (skb_shinfo(skb)->gso_type & SKB_GSO_TCPV6) { | |
5483 | u32 tcp_off = skb_transport_offset(skb) - | |
5484 | sizeof(struct ipv6hdr) - ETH_HLEN; | |
ab6a5bb6 | 5485 | |
4666f87a MC |
5486 | vlan_tag_flags |= ((tcp_opt_len >> 2) << 8) | |
5487 | TX_BD_FLAGS_SW_FLAGS; | |
5488 | if (likely(tcp_off == 0)) | |
5489 | vlan_tag_flags &= ~TX_BD_FLAGS_TCP6_OFF0_MSK; | |
5490 | else { | |
5491 | tcp_off >>= 3; | |
5492 | vlan_tag_flags |= ((tcp_off & 0x3) << | |
5493 | TX_BD_FLAGS_TCP6_OFF0_SHL) | | |
5494 | ((tcp_off & 0x10) << | |
5495 | TX_BD_FLAGS_TCP6_OFF4_SHL); | |
5496 | mss |= (tcp_off & 0xc) << TX_BD_TCP6_OFF2_SHL; | |
5497 | } | |
5498 | } else { | |
5499 | if (skb_header_cloned(skb) && | |
5500 | pskb_expand_head(skb, 0, 0, GFP_ATOMIC)) { | |
5501 | dev_kfree_skb(skb); | |
5502 | return NETDEV_TX_OK; | |
5503 | } | |
b6016b76 | 5504 | |
4666f87a MC |
5505 | ip_tcp_len = ip_hdrlen(skb) + sizeof(struct tcphdr); |
5506 | ||
5507 | iph = ip_hdr(skb); | |
5508 | iph->check = 0; | |
5509 | iph->tot_len = htons(mss + ip_tcp_len + tcp_opt_len); | |
5510 | tcp_hdr(skb)->check = ~csum_tcpudp_magic(iph->saddr, | |
5511 | iph->daddr, 0, | |
5512 | IPPROTO_TCP, | |
5513 | 0); | |
5514 | if (tcp_opt_len || (iph->ihl > 5)) { | |
5515 | vlan_tag_flags |= ((iph->ihl - 5) + | |
5516 | (tcp_opt_len >> 2)) << 8; | |
5517 | } | |
b6016b76 | 5518 | } |
4666f87a | 5519 | } else |
b6016b76 | 5520 | mss = 0; |
b6016b76 MC |
5521 | |
5522 | mapping = pci_map_single(bp->pdev, skb->data, len, PCI_DMA_TODEVICE); | |
6aa20a22 | 5523 | |
b6016b76 MC |
5524 | tx_buf = &bp->tx_buf_ring[ring_prod]; |
5525 | tx_buf->skb = skb; | |
5526 | pci_unmap_addr_set(tx_buf, mapping, mapping); | |
5527 | ||
5528 | txbd = &bp->tx_desc_ring[ring_prod]; | |
5529 | ||
5530 | txbd->tx_bd_haddr_hi = (u64) mapping >> 32; | |
5531 | txbd->tx_bd_haddr_lo = (u64) mapping & 0xffffffff; | |
5532 | txbd->tx_bd_mss_nbytes = len | (mss << 16); | |
5533 | txbd->tx_bd_vlan_tag_flags = vlan_tag_flags | TX_BD_FLAGS_START; | |
5534 | ||
5535 | last_frag = skb_shinfo(skb)->nr_frags; | |
5536 | ||
5537 | for (i = 0; i < last_frag; i++) { | |
5538 | skb_frag_t *frag = &skb_shinfo(skb)->frags[i]; | |
5539 | ||
5540 | prod = NEXT_TX_BD(prod); | |
5541 | ring_prod = TX_RING_IDX(prod); | |
5542 | txbd = &bp->tx_desc_ring[ring_prod]; | |
5543 | ||
5544 | len = frag->size; | |
5545 | mapping = pci_map_page(bp->pdev, frag->page, frag->page_offset, | |
5546 | len, PCI_DMA_TODEVICE); | |
5547 | pci_unmap_addr_set(&bp->tx_buf_ring[ring_prod], | |
5548 | mapping, mapping); | |
5549 | ||
5550 | txbd->tx_bd_haddr_hi = (u64) mapping >> 32; | |
5551 | txbd->tx_bd_haddr_lo = (u64) mapping & 0xffffffff; | |
5552 | txbd->tx_bd_mss_nbytes = len | (mss << 16); | |
5553 | txbd->tx_bd_vlan_tag_flags = vlan_tag_flags; | |
5554 | ||
5555 | } | |
5556 | txbd->tx_bd_vlan_tag_flags |= TX_BD_FLAGS_END; | |
5557 | ||
5558 | prod = NEXT_TX_BD(prod); | |
5559 | bp->tx_prod_bseq += skb->len; | |
5560 | ||
234754d5 MC |
5561 | REG_WR16(bp, bp->tx_bidx_addr, prod); |
5562 | REG_WR(bp, bp->tx_bseq_addr, bp->tx_prod_bseq); | |
b6016b76 MC |
5563 | |
5564 | mmiowb(); | |
5565 | ||
5566 | bp->tx_prod = prod; | |
5567 | dev->trans_start = jiffies; | |
5568 | ||
a550c99b | 5569 | if (unlikely(bnx2_tx_avail(bp, bnapi) <= MAX_SKB_FRAGS)) { |
e89bbf10 | 5570 | netif_stop_queue(dev); |
a550c99b | 5571 | if (bnx2_tx_avail(bp, bnapi) > bp->tx_wake_thresh) |
e89bbf10 | 5572 | netif_wake_queue(dev); |
b6016b76 MC |
5573 | } |
5574 | ||
5575 | return NETDEV_TX_OK; | |
5576 | } | |
5577 | ||
5578 | /* Called with rtnl_lock */ | |
5579 | static int | |
5580 | bnx2_close(struct net_device *dev) | |
5581 | { | |
972ec0d4 | 5582 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5583 | u32 reset_code; |
5584 | ||
afdc08b9 MC |
5585 | /* Calling flush_scheduled_work() may deadlock because |
5586 | * linkwatch_event() may be on the workqueue and it will try to get | |
5587 | * the rtnl_lock which we are holding. | |
5588 | */ | |
5589 | while (bp->in_reset_task) | |
5590 | msleep(1); | |
5591 | ||
bea3348e | 5592 | bnx2_disable_int_sync(bp); |
35efa7c1 | 5593 | bnx2_napi_disable(bp); |
b6016b76 | 5594 | del_timer_sync(&bp->timer); |
dda1e390 | 5595 | if (bp->flags & NO_WOL_FLAG) |
6c4f095e | 5596 | reset_code = BNX2_DRV_MSG_CODE_UNLOAD_LNK_DN; |
dda1e390 | 5597 | else if (bp->wol) |
b6016b76 MC |
5598 | reset_code = BNX2_DRV_MSG_CODE_SUSPEND_WOL; |
5599 | else | |
5600 | reset_code = BNX2_DRV_MSG_CODE_SUSPEND_NO_WOL; | |
5601 | bnx2_reset_chip(bp, reset_code); | |
8e6a72c4 | 5602 | bnx2_free_irq(bp); |
b6016b76 MC |
5603 | bnx2_free_skbs(bp); |
5604 | bnx2_free_mem(bp); | |
5605 | bp->link_up = 0; | |
5606 | netif_carrier_off(bp->dev); | |
829ca9a3 | 5607 | bnx2_set_power_state(bp, PCI_D3hot); |
b6016b76 MC |
5608 | return 0; |
5609 | } | |
5610 | ||
5611 | #define GET_NET_STATS64(ctr) \ | |
5612 | (unsigned long) ((unsigned long) (ctr##_hi) << 32) + \ | |
5613 | (unsigned long) (ctr##_lo) | |
5614 | ||
5615 | #define GET_NET_STATS32(ctr) \ | |
5616 | (ctr##_lo) | |
5617 | ||
5618 | #if (BITS_PER_LONG == 64) | |
5619 | #define GET_NET_STATS GET_NET_STATS64 | |
5620 | #else | |
5621 | #define GET_NET_STATS GET_NET_STATS32 | |
5622 | #endif | |
5623 | ||
5624 | static struct net_device_stats * | |
5625 | bnx2_get_stats(struct net_device *dev) | |
5626 | { | |
972ec0d4 | 5627 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5628 | struct statistics_block *stats_blk = bp->stats_blk; |
5629 | struct net_device_stats *net_stats = &bp->net_stats; | |
5630 | ||
5631 | if (bp->stats_blk == NULL) { | |
5632 | return net_stats; | |
5633 | } | |
5634 | net_stats->rx_packets = | |
5635 | GET_NET_STATS(stats_blk->stat_IfHCInUcastPkts) + | |
5636 | GET_NET_STATS(stats_blk->stat_IfHCInMulticastPkts) + | |
5637 | GET_NET_STATS(stats_blk->stat_IfHCInBroadcastPkts); | |
5638 | ||
5639 | net_stats->tx_packets = | |
5640 | GET_NET_STATS(stats_blk->stat_IfHCOutUcastPkts) + | |
5641 | GET_NET_STATS(stats_blk->stat_IfHCOutMulticastPkts) + | |
5642 | GET_NET_STATS(stats_blk->stat_IfHCOutBroadcastPkts); | |
5643 | ||
5644 | net_stats->rx_bytes = | |
5645 | GET_NET_STATS(stats_blk->stat_IfHCInOctets); | |
5646 | ||
5647 | net_stats->tx_bytes = | |
5648 | GET_NET_STATS(stats_blk->stat_IfHCOutOctets); | |
5649 | ||
6aa20a22 | 5650 | net_stats->multicast = |
b6016b76 MC |
5651 | GET_NET_STATS(stats_blk->stat_IfHCOutMulticastPkts); |
5652 | ||
6aa20a22 | 5653 | net_stats->collisions = |
b6016b76 MC |
5654 | (unsigned long) stats_blk->stat_EtherStatsCollisions; |
5655 | ||
6aa20a22 | 5656 | net_stats->rx_length_errors = |
b6016b76 MC |
5657 | (unsigned long) (stats_blk->stat_EtherStatsUndersizePkts + |
5658 | stats_blk->stat_EtherStatsOverrsizePkts); | |
5659 | ||
6aa20a22 | 5660 | net_stats->rx_over_errors = |
b6016b76 MC |
5661 | (unsigned long) stats_blk->stat_IfInMBUFDiscards; |
5662 | ||
6aa20a22 | 5663 | net_stats->rx_frame_errors = |
b6016b76 MC |
5664 | (unsigned long) stats_blk->stat_Dot3StatsAlignmentErrors; |
5665 | ||
6aa20a22 | 5666 | net_stats->rx_crc_errors = |
b6016b76 MC |
5667 | (unsigned long) stats_blk->stat_Dot3StatsFCSErrors; |
5668 | ||
5669 | net_stats->rx_errors = net_stats->rx_length_errors + | |
5670 | net_stats->rx_over_errors + net_stats->rx_frame_errors + | |
5671 | net_stats->rx_crc_errors; | |
5672 | ||
5673 | net_stats->tx_aborted_errors = | |
5674 | (unsigned long) (stats_blk->stat_Dot3StatsExcessiveCollisions + | |
5675 | stats_blk->stat_Dot3StatsLateCollisions); | |
5676 | ||
5b0c76ad MC |
5677 | if ((CHIP_NUM(bp) == CHIP_NUM_5706) || |
5678 | (CHIP_ID(bp) == CHIP_ID_5708_A0)) | |
b6016b76 MC |
5679 | net_stats->tx_carrier_errors = 0; |
5680 | else { | |
5681 | net_stats->tx_carrier_errors = | |
5682 | (unsigned long) | |
5683 | stats_blk->stat_Dot3StatsCarrierSenseErrors; | |
5684 | } | |
5685 | ||
5686 | net_stats->tx_errors = | |
6aa20a22 | 5687 | (unsigned long) |
b6016b76 MC |
5688 | stats_blk->stat_emac_tx_stat_dot3statsinternalmactransmiterrors |
5689 | + | |
5690 | net_stats->tx_aborted_errors + | |
5691 | net_stats->tx_carrier_errors; | |
5692 | ||
cea94db9 MC |
5693 | net_stats->rx_missed_errors = |
5694 | (unsigned long) (stats_blk->stat_IfInMBUFDiscards + | |
5695 | stats_blk->stat_FwRxDrop); | |
5696 | ||
b6016b76 MC |
5697 | return net_stats; |
5698 | } | |
5699 | ||
5700 | /* All ethtool functions called with rtnl_lock */ | |
5701 | ||
5702 | static int | |
5703 | bnx2_get_settings(struct net_device *dev, struct ethtool_cmd *cmd) | |
5704 | { | |
972ec0d4 | 5705 | struct bnx2 *bp = netdev_priv(dev); |
7b6b8347 | 5706 | int support_serdes = 0, support_copper = 0; |
b6016b76 MC |
5707 | |
5708 | cmd->supported = SUPPORTED_Autoneg; | |
7b6b8347 MC |
5709 | if (bp->phy_flags & REMOTE_PHY_CAP_FLAG) { |
5710 | support_serdes = 1; | |
5711 | support_copper = 1; | |
5712 | } else if (bp->phy_port == PORT_FIBRE) | |
5713 | support_serdes = 1; | |
5714 | else | |
5715 | support_copper = 1; | |
5716 | ||
5717 | if (support_serdes) { | |
b6016b76 MC |
5718 | cmd->supported |= SUPPORTED_1000baseT_Full | |
5719 | SUPPORTED_FIBRE; | |
605a9e20 MC |
5720 | if (bp->phy_flags & PHY_2_5G_CAPABLE_FLAG) |
5721 | cmd->supported |= SUPPORTED_2500baseX_Full; | |
b6016b76 | 5722 | |
b6016b76 | 5723 | } |
7b6b8347 | 5724 | if (support_copper) { |
b6016b76 MC |
5725 | cmd->supported |= SUPPORTED_10baseT_Half | |
5726 | SUPPORTED_10baseT_Full | | |
5727 | SUPPORTED_100baseT_Half | | |
5728 | SUPPORTED_100baseT_Full | | |
5729 | SUPPORTED_1000baseT_Full | | |
5730 | SUPPORTED_TP; | |
5731 | ||
b6016b76 MC |
5732 | } |
5733 | ||
7b6b8347 MC |
5734 | spin_lock_bh(&bp->phy_lock); |
5735 | cmd->port = bp->phy_port; | |
b6016b76 MC |
5736 | cmd->advertising = bp->advertising; |
5737 | ||
5738 | if (bp->autoneg & AUTONEG_SPEED) { | |
5739 | cmd->autoneg = AUTONEG_ENABLE; | |
5740 | } | |
5741 | else { | |
5742 | cmd->autoneg = AUTONEG_DISABLE; | |
5743 | } | |
5744 | ||
5745 | if (netif_carrier_ok(dev)) { | |
5746 | cmd->speed = bp->line_speed; | |
5747 | cmd->duplex = bp->duplex; | |
5748 | } | |
5749 | else { | |
5750 | cmd->speed = -1; | |
5751 | cmd->duplex = -1; | |
5752 | } | |
7b6b8347 | 5753 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
5754 | |
5755 | cmd->transceiver = XCVR_INTERNAL; | |
5756 | cmd->phy_address = bp->phy_addr; | |
5757 | ||
5758 | return 0; | |
5759 | } | |
6aa20a22 | 5760 | |
b6016b76 MC |
5761 | static int |
5762 | bnx2_set_settings(struct net_device *dev, struct ethtool_cmd *cmd) | |
5763 | { | |
972ec0d4 | 5764 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5765 | u8 autoneg = bp->autoneg; |
5766 | u8 req_duplex = bp->req_duplex; | |
5767 | u16 req_line_speed = bp->req_line_speed; | |
5768 | u32 advertising = bp->advertising; | |
7b6b8347 MC |
5769 | int err = -EINVAL; |
5770 | ||
5771 | spin_lock_bh(&bp->phy_lock); | |
5772 | ||
5773 | if (cmd->port != PORT_TP && cmd->port != PORT_FIBRE) | |
5774 | goto err_out_unlock; | |
5775 | ||
5776 | if (cmd->port != bp->phy_port && !(bp->phy_flags & REMOTE_PHY_CAP_FLAG)) | |
5777 | goto err_out_unlock; | |
b6016b76 MC |
5778 | |
5779 | if (cmd->autoneg == AUTONEG_ENABLE) { | |
5780 | autoneg |= AUTONEG_SPEED; | |
5781 | ||
6aa20a22 | 5782 | cmd->advertising &= ETHTOOL_ALL_COPPER_SPEED; |
b6016b76 MC |
5783 | |
5784 | /* allow advertising 1 speed */ | |
5785 | if ((cmd->advertising == ADVERTISED_10baseT_Half) || | |
5786 | (cmd->advertising == ADVERTISED_10baseT_Full) || | |
5787 | (cmd->advertising == ADVERTISED_100baseT_Half) || | |
5788 | (cmd->advertising == ADVERTISED_100baseT_Full)) { | |
5789 | ||
7b6b8347 MC |
5790 | if (cmd->port == PORT_FIBRE) |
5791 | goto err_out_unlock; | |
b6016b76 MC |
5792 | |
5793 | advertising = cmd->advertising; | |
5794 | ||
27a005b8 | 5795 | } else if (cmd->advertising == ADVERTISED_2500baseX_Full) { |
7b6b8347 MC |
5796 | if (!(bp->phy_flags & PHY_2_5G_CAPABLE_FLAG) || |
5797 | (cmd->port == PORT_TP)) | |
5798 | goto err_out_unlock; | |
5799 | } else if (cmd->advertising == ADVERTISED_1000baseT_Full) | |
b6016b76 | 5800 | advertising = cmd->advertising; |
7b6b8347 MC |
5801 | else if (cmd->advertising == ADVERTISED_1000baseT_Half) |
5802 | goto err_out_unlock; | |
b6016b76 | 5803 | else { |
7b6b8347 | 5804 | if (cmd->port == PORT_FIBRE) |
b6016b76 | 5805 | advertising = ETHTOOL_ALL_FIBRE_SPEED; |
7b6b8347 | 5806 | else |
b6016b76 | 5807 | advertising = ETHTOOL_ALL_COPPER_SPEED; |
b6016b76 MC |
5808 | } |
5809 | advertising |= ADVERTISED_Autoneg; | |
5810 | } | |
5811 | else { | |
7b6b8347 | 5812 | if (cmd->port == PORT_FIBRE) { |
80be4434 MC |
5813 | if ((cmd->speed != SPEED_1000 && |
5814 | cmd->speed != SPEED_2500) || | |
5815 | (cmd->duplex != DUPLEX_FULL)) | |
7b6b8347 | 5816 | goto err_out_unlock; |
80be4434 MC |
5817 | |
5818 | if (cmd->speed == SPEED_2500 && | |
5819 | !(bp->phy_flags & PHY_2_5G_CAPABLE_FLAG)) | |
7b6b8347 | 5820 | goto err_out_unlock; |
b6016b76 | 5821 | } |
7b6b8347 MC |
5822 | else if (cmd->speed == SPEED_1000 || cmd->speed == SPEED_2500) |
5823 | goto err_out_unlock; | |
5824 | ||
b6016b76 MC |
5825 | autoneg &= ~AUTONEG_SPEED; |
5826 | req_line_speed = cmd->speed; | |
5827 | req_duplex = cmd->duplex; | |
5828 | advertising = 0; | |
5829 | } | |
5830 | ||
5831 | bp->autoneg = autoneg; | |
5832 | bp->advertising = advertising; | |
5833 | bp->req_line_speed = req_line_speed; | |
5834 | bp->req_duplex = req_duplex; | |
5835 | ||
7b6b8347 | 5836 | err = bnx2_setup_phy(bp, cmd->port); |
b6016b76 | 5837 | |
7b6b8347 | 5838 | err_out_unlock: |
c770a65c | 5839 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 | 5840 | |
7b6b8347 | 5841 | return err; |
b6016b76 MC |
5842 | } |
5843 | ||
5844 | static void | |
5845 | bnx2_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *info) | |
5846 | { | |
972ec0d4 | 5847 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5848 | |
5849 | strcpy(info->driver, DRV_MODULE_NAME); | |
5850 | strcpy(info->version, DRV_MODULE_VERSION); | |
5851 | strcpy(info->bus_info, pci_name(bp->pdev)); | |
58fc2ea4 | 5852 | strcpy(info->fw_version, bp->fw_version); |
b6016b76 MC |
5853 | } |
5854 | ||
244ac4f4 MC |
5855 | #define BNX2_REGDUMP_LEN (32 * 1024) |
5856 | ||
5857 | static int | |
5858 | bnx2_get_regs_len(struct net_device *dev) | |
5859 | { | |
5860 | return BNX2_REGDUMP_LEN; | |
5861 | } | |
5862 | ||
5863 | static void | |
5864 | bnx2_get_regs(struct net_device *dev, struct ethtool_regs *regs, void *_p) | |
5865 | { | |
5866 | u32 *p = _p, i, offset; | |
5867 | u8 *orig_p = _p; | |
5868 | struct bnx2 *bp = netdev_priv(dev); | |
5869 | u32 reg_boundaries[] = { 0x0000, 0x0098, 0x0400, 0x045c, | |
5870 | 0x0800, 0x0880, 0x0c00, 0x0c10, | |
5871 | 0x0c30, 0x0d08, 0x1000, 0x101c, | |
5872 | 0x1040, 0x1048, 0x1080, 0x10a4, | |
5873 | 0x1400, 0x1490, 0x1498, 0x14f0, | |
5874 | 0x1500, 0x155c, 0x1580, 0x15dc, | |
5875 | 0x1600, 0x1658, 0x1680, 0x16d8, | |
5876 | 0x1800, 0x1820, 0x1840, 0x1854, | |
5877 | 0x1880, 0x1894, 0x1900, 0x1984, | |
5878 | 0x1c00, 0x1c0c, 0x1c40, 0x1c54, | |
5879 | 0x1c80, 0x1c94, 0x1d00, 0x1d84, | |
5880 | 0x2000, 0x2030, 0x23c0, 0x2400, | |
5881 | 0x2800, 0x2820, 0x2830, 0x2850, | |
5882 | 0x2b40, 0x2c10, 0x2fc0, 0x3058, | |
5883 | 0x3c00, 0x3c94, 0x4000, 0x4010, | |
5884 | 0x4080, 0x4090, 0x43c0, 0x4458, | |
5885 | 0x4c00, 0x4c18, 0x4c40, 0x4c54, | |
5886 | 0x4fc0, 0x5010, 0x53c0, 0x5444, | |
5887 | 0x5c00, 0x5c18, 0x5c80, 0x5c90, | |
5888 | 0x5fc0, 0x6000, 0x6400, 0x6428, | |
5889 | 0x6800, 0x6848, 0x684c, 0x6860, | |
5890 | 0x6888, 0x6910, 0x8000 }; | |
5891 | ||
5892 | regs->version = 0; | |
5893 | ||
5894 | memset(p, 0, BNX2_REGDUMP_LEN); | |
5895 | ||
5896 | if (!netif_running(bp->dev)) | |
5897 | return; | |
5898 | ||
5899 | i = 0; | |
5900 | offset = reg_boundaries[0]; | |
5901 | p += offset; | |
5902 | while (offset < BNX2_REGDUMP_LEN) { | |
5903 | *p++ = REG_RD(bp, offset); | |
5904 | offset += 4; | |
5905 | if (offset == reg_boundaries[i + 1]) { | |
5906 | offset = reg_boundaries[i + 2]; | |
5907 | p = (u32 *) (orig_p + offset); | |
5908 | i += 2; | |
5909 | } | |
5910 | } | |
5911 | } | |
5912 | ||
b6016b76 MC |
5913 | static void |
5914 | bnx2_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol) | |
5915 | { | |
972ec0d4 | 5916 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5917 | |
5918 | if (bp->flags & NO_WOL_FLAG) { | |
5919 | wol->supported = 0; | |
5920 | wol->wolopts = 0; | |
5921 | } | |
5922 | else { | |
5923 | wol->supported = WAKE_MAGIC; | |
5924 | if (bp->wol) | |
5925 | wol->wolopts = WAKE_MAGIC; | |
5926 | else | |
5927 | wol->wolopts = 0; | |
5928 | } | |
5929 | memset(&wol->sopass, 0, sizeof(wol->sopass)); | |
5930 | } | |
5931 | ||
5932 | static int | |
5933 | bnx2_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol) | |
5934 | { | |
972ec0d4 | 5935 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5936 | |
5937 | if (wol->wolopts & ~WAKE_MAGIC) | |
5938 | return -EINVAL; | |
5939 | ||
5940 | if (wol->wolopts & WAKE_MAGIC) { | |
5941 | if (bp->flags & NO_WOL_FLAG) | |
5942 | return -EINVAL; | |
5943 | ||
5944 | bp->wol = 1; | |
5945 | } | |
5946 | else { | |
5947 | bp->wol = 0; | |
5948 | } | |
5949 | return 0; | |
5950 | } | |
5951 | ||
5952 | static int | |
5953 | bnx2_nway_reset(struct net_device *dev) | |
5954 | { | |
972ec0d4 | 5955 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5956 | u32 bmcr; |
5957 | ||
5958 | if (!(bp->autoneg & AUTONEG_SPEED)) { | |
5959 | return -EINVAL; | |
5960 | } | |
5961 | ||
c770a65c | 5962 | spin_lock_bh(&bp->phy_lock); |
b6016b76 | 5963 | |
7b6b8347 MC |
5964 | if (bp->phy_flags & REMOTE_PHY_CAP_FLAG) { |
5965 | int rc; | |
5966 | ||
5967 | rc = bnx2_setup_remote_phy(bp, bp->phy_port); | |
5968 | spin_unlock_bh(&bp->phy_lock); | |
5969 | return rc; | |
5970 | } | |
5971 | ||
b6016b76 MC |
5972 | /* Force a link down visible on the other side */ |
5973 | if (bp->phy_flags & PHY_SERDES_FLAG) { | |
ca58c3af | 5974 | bnx2_write_phy(bp, bp->mii_bmcr, BMCR_LOOPBACK); |
c770a65c | 5975 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
5976 | |
5977 | msleep(20); | |
5978 | ||
c770a65c | 5979 | spin_lock_bh(&bp->phy_lock); |
f8dd064e MC |
5980 | |
5981 | bp->current_interval = SERDES_AN_TIMEOUT; | |
5982 | bp->serdes_an_pending = 1; | |
5983 | mod_timer(&bp->timer, jiffies + bp->current_interval); | |
b6016b76 MC |
5984 | } |
5985 | ||
ca58c3af | 5986 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
b6016b76 | 5987 | bmcr &= ~BMCR_LOOPBACK; |
ca58c3af | 5988 | bnx2_write_phy(bp, bp->mii_bmcr, bmcr | BMCR_ANRESTART | BMCR_ANENABLE); |
b6016b76 | 5989 | |
c770a65c | 5990 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
5991 | |
5992 | return 0; | |
5993 | } | |
5994 | ||
5995 | static int | |
5996 | bnx2_get_eeprom_len(struct net_device *dev) | |
5997 | { | |
972ec0d4 | 5998 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 5999 | |
1122db71 | 6000 | if (bp->flash_info == NULL) |
b6016b76 MC |
6001 | return 0; |
6002 | ||
1122db71 | 6003 | return (int) bp->flash_size; |
b6016b76 MC |
6004 | } |
6005 | ||
6006 | static int | |
6007 | bnx2_get_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom, | |
6008 | u8 *eebuf) | |
6009 | { | |
972ec0d4 | 6010 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6011 | int rc; |
6012 | ||
1064e944 | 6013 | /* parameters already validated in ethtool_get_eeprom */ |
b6016b76 MC |
6014 | |
6015 | rc = bnx2_nvram_read(bp, eeprom->offset, eebuf, eeprom->len); | |
6016 | ||
6017 | return rc; | |
6018 | } | |
6019 | ||
6020 | static int | |
6021 | bnx2_set_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom, | |
6022 | u8 *eebuf) | |
6023 | { | |
972ec0d4 | 6024 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6025 | int rc; |
6026 | ||
1064e944 | 6027 | /* parameters already validated in ethtool_set_eeprom */ |
b6016b76 MC |
6028 | |
6029 | rc = bnx2_nvram_write(bp, eeprom->offset, eebuf, eeprom->len); | |
6030 | ||
6031 | return rc; | |
6032 | } | |
6033 | ||
6034 | static int | |
6035 | bnx2_get_coalesce(struct net_device *dev, struct ethtool_coalesce *coal) | |
6036 | { | |
972ec0d4 | 6037 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6038 | |
6039 | memset(coal, 0, sizeof(struct ethtool_coalesce)); | |
6040 | ||
6041 | coal->rx_coalesce_usecs = bp->rx_ticks; | |
6042 | coal->rx_max_coalesced_frames = bp->rx_quick_cons_trip; | |
6043 | coal->rx_coalesce_usecs_irq = bp->rx_ticks_int; | |
6044 | coal->rx_max_coalesced_frames_irq = bp->rx_quick_cons_trip_int; | |
6045 | ||
6046 | coal->tx_coalesce_usecs = bp->tx_ticks; | |
6047 | coal->tx_max_coalesced_frames = bp->tx_quick_cons_trip; | |
6048 | coal->tx_coalesce_usecs_irq = bp->tx_ticks_int; | |
6049 | coal->tx_max_coalesced_frames_irq = bp->tx_quick_cons_trip_int; | |
6050 | ||
6051 | coal->stats_block_coalesce_usecs = bp->stats_ticks; | |
6052 | ||
6053 | return 0; | |
6054 | } | |
6055 | ||
6056 | static int | |
6057 | bnx2_set_coalesce(struct net_device *dev, struct ethtool_coalesce *coal) | |
6058 | { | |
972ec0d4 | 6059 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6060 | |
6061 | bp->rx_ticks = (u16) coal->rx_coalesce_usecs; | |
6062 | if (bp->rx_ticks > 0x3ff) bp->rx_ticks = 0x3ff; | |
6063 | ||
6aa20a22 | 6064 | bp->rx_quick_cons_trip = (u16) coal->rx_max_coalesced_frames; |
b6016b76 MC |
6065 | if (bp->rx_quick_cons_trip > 0xff) bp->rx_quick_cons_trip = 0xff; |
6066 | ||
6067 | bp->rx_ticks_int = (u16) coal->rx_coalesce_usecs_irq; | |
6068 | if (bp->rx_ticks_int > 0x3ff) bp->rx_ticks_int = 0x3ff; | |
6069 | ||
6070 | bp->rx_quick_cons_trip_int = (u16) coal->rx_max_coalesced_frames_irq; | |
6071 | if (bp->rx_quick_cons_trip_int > 0xff) | |
6072 | bp->rx_quick_cons_trip_int = 0xff; | |
6073 | ||
6074 | bp->tx_ticks = (u16) coal->tx_coalesce_usecs; | |
6075 | if (bp->tx_ticks > 0x3ff) bp->tx_ticks = 0x3ff; | |
6076 | ||
6077 | bp->tx_quick_cons_trip = (u16) coal->tx_max_coalesced_frames; | |
6078 | if (bp->tx_quick_cons_trip > 0xff) bp->tx_quick_cons_trip = 0xff; | |
6079 | ||
6080 | bp->tx_ticks_int = (u16) coal->tx_coalesce_usecs_irq; | |
6081 | if (bp->tx_ticks_int > 0x3ff) bp->tx_ticks_int = 0x3ff; | |
6082 | ||
6083 | bp->tx_quick_cons_trip_int = (u16) coal->tx_max_coalesced_frames_irq; | |
6084 | if (bp->tx_quick_cons_trip_int > 0xff) bp->tx_quick_cons_trip_int = | |
6085 | 0xff; | |
6086 | ||
6087 | bp->stats_ticks = coal->stats_block_coalesce_usecs; | |
02537b06 MC |
6088 | if (CHIP_NUM(bp) == CHIP_NUM_5708) { |
6089 | if (bp->stats_ticks != 0 && bp->stats_ticks != USEC_PER_SEC) | |
6090 | bp->stats_ticks = USEC_PER_SEC; | |
6091 | } | |
7ea6920e MC |
6092 | if (bp->stats_ticks > BNX2_HC_STATS_TICKS_HC_STAT_TICKS) |
6093 | bp->stats_ticks = BNX2_HC_STATS_TICKS_HC_STAT_TICKS; | |
6094 | bp->stats_ticks &= BNX2_HC_STATS_TICKS_HC_STAT_TICKS; | |
b6016b76 MC |
6095 | |
6096 | if (netif_running(bp->dev)) { | |
6097 | bnx2_netif_stop(bp); | |
6098 | bnx2_init_nic(bp); | |
6099 | bnx2_netif_start(bp); | |
6100 | } | |
6101 | ||
6102 | return 0; | |
6103 | } | |
6104 | ||
6105 | static void | |
6106 | bnx2_get_ringparam(struct net_device *dev, struct ethtool_ringparam *ering) | |
6107 | { | |
972ec0d4 | 6108 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 6109 | |
13daffa2 | 6110 | ering->rx_max_pending = MAX_TOTAL_RX_DESC_CNT; |
b6016b76 | 6111 | ering->rx_mini_max_pending = 0; |
47bf4246 | 6112 | ering->rx_jumbo_max_pending = MAX_TOTAL_RX_PG_DESC_CNT; |
b6016b76 MC |
6113 | |
6114 | ering->rx_pending = bp->rx_ring_size; | |
6115 | ering->rx_mini_pending = 0; | |
47bf4246 | 6116 | ering->rx_jumbo_pending = bp->rx_pg_ring_size; |
b6016b76 MC |
6117 | |
6118 | ering->tx_max_pending = MAX_TX_DESC_CNT; | |
6119 | ering->tx_pending = bp->tx_ring_size; | |
6120 | } | |
6121 | ||
6122 | static int | |
5d5d0015 | 6123 | bnx2_change_ring_size(struct bnx2 *bp, u32 rx, u32 tx) |
b6016b76 | 6124 | { |
13daffa2 MC |
6125 | if (netif_running(bp->dev)) { |
6126 | bnx2_netif_stop(bp); | |
6127 | bnx2_reset_chip(bp, BNX2_DRV_MSG_CODE_RESET); | |
6128 | bnx2_free_skbs(bp); | |
6129 | bnx2_free_mem(bp); | |
6130 | } | |
6131 | ||
5d5d0015 MC |
6132 | bnx2_set_rx_ring_size(bp, rx); |
6133 | bp->tx_ring_size = tx; | |
b6016b76 MC |
6134 | |
6135 | if (netif_running(bp->dev)) { | |
13daffa2 MC |
6136 | int rc; |
6137 | ||
6138 | rc = bnx2_alloc_mem(bp); | |
6139 | if (rc) | |
6140 | return rc; | |
b6016b76 MC |
6141 | bnx2_init_nic(bp); |
6142 | bnx2_netif_start(bp); | |
6143 | } | |
b6016b76 MC |
6144 | return 0; |
6145 | } | |
6146 | ||
5d5d0015 MC |
6147 | static int |
6148 | bnx2_set_ringparam(struct net_device *dev, struct ethtool_ringparam *ering) | |
6149 | { | |
6150 | struct bnx2 *bp = netdev_priv(dev); | |
6151 | int rc; | |
6152 | ||
6153 | if ((ering->rx_pending > MAX_TOTAL_RX_DESC_CNT) || | |
6154 | (ering->tx_pending > MAX_TX_DESC_CNT) || | |
6155 | (ering->tx_pending <= MAX_SKB_FRAGS)) { | |
6156 | ||
6157 | return -EINVAL; | |
6158 | } | |
6159 | rc = bnx2_change_ring_size(bp, ering->rx_pending, ering->tx_pending); | |
6160 | return rc; | |
6161 | } | |
6162 | ||
b6016b76 MC |
6163 | static void |
6164 | bnx2_get_pauseparam(struct net_device *dev, struct ethtool_pauseparam *epause) | |
6165 | { | |
972ec0d4 | 6166 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6167 | |
6168 | epause->autoneg = ((bp->autoneg & AUTONEG_FLOW_CTRL) != 0); | |
6169 | epause->rx_pause = ((bp->flow_ctrl & FLOW_CTRL_RX) != 0); | |
6170 | epause->tx_pause = ((bp->flow_ctrl & FLOW_CTRL_TX) != 0); | |
6171 | } | |
6172 | ||
6173 | static int | |
6174 | bnx2_set_pauseparam(struct net_device *dev, struct ethtool_pauseparam *epause) | |
6175 | { | |
972ec0d4 | 6176 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6177 | |
6178 | bp->req_flow_ctrl = 0; | |
6179 | if (epause->rx_pause) | |
6180 | bp->req_flow_ctrl |= FLOW_CTRL_RX; | |
6181 | if (epause->tx_pause) | |
6182 | bp->req_flow_ctrl |= FLOW_CTRL_TX; | |
6183 | ||
6184 | if (epause->autoneg) { | |
6185 | bp->autoneg |= AUTONEG_FLOW_CTRL; | |
6186 | } | |
6187 | else { | |
6188 | bp->autoneg &= ~AUTONEG_FLOW_CTRL; | |
6189 | } | |
6190 | ||
c770a65c | 6191 | spin_lock_bh(&bp->phy_lock); |
b6016b76 | 6192 | |
0d8a6571 | 6193 | bnx2_setup_phy(bp, bp->phy_port); |
b6016b76 | 6194 | |
c770a65c | 6195 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
6196 | |
6197 | return 0; | |
6198 | } | |
6199 | ||
6200 | static u32 | |
6201 | bnx2_get_rx_csum(struct net_device *dev) | |
6202 | { | |
972ec0d4 | 6203 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6204 | |
6205 | return bp->rx_csum; | |
6206 | } | |
6207 | ||
6208 | static int | |
6209 | bnx2_set_rx_csum(struct net_device *dev, u32 data) | |
6210 | { | |
972ec0d4 | 6211 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6212 | |
6213 | bp->rx_csum = data; | |
6214 | return 0; | |
6215 | } | |
6216 | ||
b11d6213 MC |
6217 | static int |
6218 | bnx2_set_tso(struct net_device *dev, u32 data) | |
6219 | { | |
4666f87a MC |
6220 | struct bnx2 *bp = netdev_priv(dev); |
6221 | ||
6222 | if (data) { | |
b11d6213 | 6223 | dev->features |= NETIF_F_TSO | NETIF_F_TSO_ECN; |
4666f87a MC |
6224 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
6225 | dev->features |= NETIF_F_TSO6; | |
6226 | } else | |
6227 | dev->features &= ~(NETIF_F_TSO | NETIF_F_TSO6 | | |
6228 | NETIF_F_TSO_ECN); | |
b11d6213 MC |
6229 | return 0; |
6230 | } | |
6231 | ||
cea94db9 | 6232 | #define BNX2_NUM_STATS 46 |
b6016b76 | 6233 | |
14ab9b86 | 6234 | static struct { |
b6016b76 MC |
6235 | char string[ETH_GSTRING_LEN]; |
6236 | } bnx2_stats_str_arr[BNX2_NUM_STATS] = { | |
6237 | { "rx_bytes" }, | |
6238 | { "rx_error_bytes" }, | |
6239 | { "tx_bytes" }, | |
6240 | { "tx_error_bytes" }, | |
6241 | { "rx_ucast_packets" }, | |
6242 | { "rx_mcast_packets" }, | |
6243 | { "rx_bcast_packets" }, | |
6244 | { "tx_ucast_packets" }, | |
6245 | { "tx_mcast_packets" }, | |
6246 | { "tx_bcast_packets" }, | |
6247 | { "tx_mac_errors" }, | |
6248 | { "tx_carrier_errors" }, | |
6249 | { "rx_crc_errors" }, | |
6250 | { "rx_align_errors" }, | |
6251 | { "tx_single_collisions" }, | |
6252 | { "tx_multi_collisions" }, | |
6253 | { "tx_deferred" }, | |
6254 | { "tx_excess_collisions" }, | |
6255 | { "tx_late_collisions" }, | |
6256 | { "tx_total_collisions" }, | |
6257 | { "rx_fragments" }, | |
6258 | { "rx_jabbers" }, | |
6259 | { "rx_undersize_packets" }, | |
6260 | { "rx_oversize_packets" }, | |
6261 | { "rx_64_byte_packets" }, | |
6262 | { "rx_65_to_127_byte_packets" }, | |
6263 | { "rx_128_to_255_byte_packets" }, | |
6264 | { "rx_256_to_511_byte_packets" }, | |
6265 | { "rx_512_to_1023_byte_packets" }, | |
6266 | { "rx_1024_to_1522_byte_packets" }, | |
6267 | { "rx_1523_to_9022_byte_packets" }, | |
6268 | { "tx_64_byte_packets" }, | |
6269 | { "tx_65_to_127_byte_packets" }, | |
6270 | { "tx_128_to_255_byte_packets" }, | |
6271 | { "tx_256_to_511_byte_packets" }, | |
6272 | { "tx_512_to_1023_byte_packets" }, | |
6273 | { "tx_1024_to_1522_byte_packets" }, | |
6274 | { "tx_1523_to_9022_byte_packets" }, | |
6275 | { "rx_xon_frames" }, | |
6276 | { "rx_xoff_frames" }, | |
6277 | { "tx_xon_frames" }, | |
6278 | { "tx_xoff_frames" }, | |
6279 | { "rx_mac_ctrl_frames" }, | |
6280 | { "rx_filtered_packets" }, | |
6281 | { "rx_discards" }, | |
cea94db9 | 6282 | { "rx_fw_discards" }, |
b6016b76 MC |
6283 | }; |
6284 | ||
6285 | #define STATS_OFFSET32(offset_name) (offsetof(struct statistics_block, offset_name) / 4) | |
6286 | ||
f71e1309 | 6287 | static const unsigned long bnx2_stats_offset_arr[BNX2_NUM_STATS] = { |
b6016b76 MC |
6288 | STATS_OFFSET32(stat_IfHCInOctets_hi), |
6289 | STATS_OFFSET32(stat_IfHCInBadOctets_hi), | |
6290 | STATS_OFFSET32(stat_IfHCOutOctets_hi), | |
6291 | STATS_OFFSET32(stat_IfHCOutBadOctets_hi), | |
6292 | STATS_OFFSET32(stat_IfHCInUcastPkts_hi), | |
6293 | STATS_OFFSET32(stat_IfHCInMulticastPkts_hi), | |
6294 | STATS_OFFSET32(stat_IfHCInBroadcastPkts_hi), | |
6295 | STATS_OFFSET32(stat_IfHCOutUcastPkts_hi), | |
6296 | STATS_OFFSET32(stat_IfHCOutMulticastPkts_hi), | |
6297 | STATS_OFFSET32(stat_IfHCOutBroadcastPkts_hi), | |
6298 | STATS_OFFSET32(stat_emac_tx_stat_dot3statsinternalmactransmiterrors), | |
6aa20a22 JG |
6299 | STATS_OFFSET32(stat_Dot3StatsCarrierSenseErrors), |
6300 | STATS_OFFSET32(stat_Dot3StatsFCSErrors), | |
6301 | STATS_OFFSET32(stat_Dot3StatsAlignmentErrors), | |
6302 | STATS_OFFSET32(stat_Dot3StatsSingleCollisionFrames), | |
6303 | STATS_OFFSET32(stat_Dot3StatsMultipleCollisionFrames), | |
6304 | STATS_OFFSET32(stat_Dot3StatsDeferredTransmissions), | |
6305 | STATS_OFFSET32(stat_Dot3StatsExcessiveCollisions), | |
6306 | STATS_OFFSET32(stat_Dot3StatsLateCollisions), | |
6307 | STATS_OFFSET32(stat_EtherStatsCollisions), | |
6308 | STATS_OFFSET32(stat_EtherStatsFragments), | |
6309 | STATS_OFFSET32(stat_EtherStatsJabbers), | |
6310 | STATS_OFFSET32(stat_EtherStatsUndersizePkts), | |
6311 | STATS_OFFSET32(stat_EtherStatsOverrsizePkts), | |
6312 | STATS_OFFSET32(stat_EtherStatsPktsRx64Octets), | |
6313 | STATS_OFFSET32(stat_EtherStatsPktsRx65Octetsto127Octets), | |
6314 | STATS_OFFSET32(stat_EtherStatsPktsRx128Octetsto255Octets), | |
6315 | STATS_OFFSET32(stat_EtherStatsPktsRx256Octetsto511Octets), | |
6316 | STATS_OFFSET32(stat_EtherStatsPktsRx512Octetsto1023Octets), | |
6317 | STATS_OFFSET32(stat_EtherStatsPktsRx1024Octetsto1522Octets), | |
6318 | STATS_OFFSET32(stat_EtherStatsPktsRx1523Octetsto9022Octets), | |
6319 | STATS_OFFSET32(stat_EtherStatsPktsTx64Octets), | |
6320 | STATS_OFFSET32(stat_EtherStatsPktsTx65Octetsto127Octets), | |
6321 | STATS_OFFSET32(stat_EtherStatsPktsTx128Octetsto255Octets), | |
6322 | STATS_OFFSET32(stat_EtherStatsPktsTx256Octetsto511Octets), | |
6323 | STATS_OFFSET32(stat_EtherStatsPktsTx512Octetsto1023Octets), | |
6324 | STATS_OFFSET32(stat_EtherStatsPktsTx1024Octetsto1522Octets), | |
6325 | STATS_OFFSET32(stat_EtherStatsPktsTx1523Octetsto9022Octets), | |
6326 | STATS_OFFSET32(stat_XonPauseFramesReceived), | |
6327 | STATS_OFFSET32(stat_XoffPauseFramesReceived), | |
6328 | STATS_OFFSET32(stat_OutXonSent), | |
6329 | STATS_OFFSET32(stat_OutXoffSent), | |
6330 | STATS_OFFSET32(stat_MacControlFramesReceived), | |
6331 | STATS_OFFSET32(stat_IfInFramesL2FilterDiscards), | |
6332 | STATS_OFFSET32(stat_IfInMBUFDiscards), | |
cea94db9 | 6333 | STATS_OFFSET32(stat_FwRxDrop), |
b6016b76 MC |
6334 | }; |
6335 | ||
6336 | /* stat_IfHCInBadOctets and stat_Dot3StatsCarrierSenseErrors are | |
6337 | * skipped because of errata. | |
6aa20a22 | 6338 | */ |
14ab9b86 | 6339 | static u8 bnx2_5706_stats_len_arr[BNX2_NUM_STATS] = { |
b6016b76 MC |
6340 | 8,0,8,8,8,8,8,8,8,8, |
6341 | 4,0,4,4,4,4,4,4,4,4, | |
6342 | 4,4,4,4,4,4,4,4,4,4, | |
6343 | 4,4,4,4,4,4,4,4,4,4, | |
cea94db9 | 6344 | 4,4,4,4,4,4, |
b6016b76 MC |
6345 | }; |
6346 | ||
5b0c76ad MC |
6347 | static u8 bnx2_5708_stats_len_arr[BNX2_NUM_STATS] = { |
6348 | 8,0,8,8,8,8,8,8,8,8, | |
6349 | 4,4,4,4,4,4,4,4,4,4, | |
6350 | 4,4,4,4,4,4,4,4,4,4, | |
6351 | 4,4,4,4,4,4,4,4,4,4, | |
cea94db9 | 6352 | 4,4,4,4,4,4, |
5b0c76ad MC |
6353 | }; |
6354 | ||
b6016b76 MC |
6355 | #define BNX2_NUM_TESTS 6 |
6356 | ||
14ab9b86 | 6357 | static struct { |
b6016b76 MC |
6358 | char string[ETH_GSTRING_LEN]; |
6359 | } bnx2_tests_str_arr[BNX2_NUM_TESTS] = { | |
6360 | { "register_test (offline)" }, | |
6361 | { "memory_test (offline)" }, | |
6362 | { "loopback_test (offline)" }, | |
6363 | { "nvram_test (online)" }, | |
6364 | { "interrupt_test (online)" }, | |
6365 | { "link_test (online)" }, | |
6366 | }; | |
6367 | ||
6368 | static int | |
b9f2c044 | 6369 | bnx2_get_sset_count(struct net_device *dev, int sset) |
b6016b76 | 6370 | { |
b9f2c044 JG |
6371 | switch (sset) { |
6372 | case ETH_SS_TEST: | |
6373 | return BNX2_NUM_TESTS; | |
6374 | case ETH_SS_STATS: | |
6375 | return BNX2_NUM_STATS; | |
6376 | default: | |
6377 | return -EOPNOTSUPP; | |
6378 | } | |
b6016b76 MC |
6379 | } |
6380 | ||
6381 | static void | |
6382 | bnx2_self_test(struct net_device *dev, struct ethtool_test *etest, u64 *buf) | |
6383 | { | |
972ec0d4 | 6384 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6385 | |
6386 | memset(buf, 0, sizeof(u64) * BNX2_NUM_TESTS); | |
6387 | if (etest->flags & ETH_TEST_FL_OFFLINE) { | |
80be4434 MC |
6388 | int i; |
6389 | ||
b6016b76 MC |
6390 | bnx2_netif_stop(bp); |
6391 | bnx2_reset_chip(bp, BNX2_DRV_MSG_CODE_DIAG); | |
6392 | bnx2_free_skbs(bp); | |
6393 | ||
6394 | if (bnx2_test_registers(bp) != 0) { | |
6395 | buf[0] = 1; | |
6396 | etest->flags |= ETH_TEST_FL_FAILED; | |
6397 | } | |
6398 | if (bnx2_test_memory(bp) != 0) { | |
6399 | buf[1] = 1; | |
6400 | etest->flags |= ETH_TEST_FL_FAILED; | |
6401 | } | |
bc5a0690 | 6402 | if ((buf[2] = bnx2_test_loopback(bp)) != 0) |
b6016b76 | 6403 | etest->flags |= ETH_TEST_FL_FAILED; |
b6016b76 MC |
6404 | |
6405 | if (!netif_running(bp->dev)) { | |
6406 | bnx2_reset_chip(bp, BNX2_DRV_MSG_CODE_RESET); | |
6407 | } | |
6408 | else { | |
6409 | bnx2_init_nic(bp); | |
6410 | bnx2_netif_start(bp); | |
6411 | } | |
6412 | ||
6413 | /* wait for link up */ | |
80be4434 MC |
6414 | for (i = 0; i < 7; i++) { |
6415 | if (bp->link_up) | |
6416 | break; | |
6417 | msleep_interruptible(1000); | |
6418 | } | |
b6016b76 MC |
6419 | } |
6420 | ||
6421 | if (bnx2_test_nvram(bp) != 0) { | |
6422 | buf[3] = 1; | |
6423 | etest->flags |= ETH_TEST_FL_FAILED; | |
6424 | } | |
6425 | if (bnx2_test_intr(bp) != 0) { | |
6426 | buf[4] = 1; | |
6427 | etest->flags |= ETH_TEST_FL_FAILED; | |
6428 | } | |
6429 | ||
6430 | if (bnx2_test_link(bp) != 0) { | |
6431 | buf[5] = 1; | |
6432 | etest->flags |= ETH_TEST_FL_FAILED; | |
6433 | ||
6434 | } | |
6435 | } | |
6436 | ||
6437 | static void | |
6438 | bnx2_get_strings(struct net_device *dev, u32 stringset, u8 *buf) | |
6439 | { | |
6440 | switch (stringset) { | |
6441 | case ETH_SS_STATS: | |
6442 | memcpy(buf, bnx2_stats_str_arr, | |
6443 | sizeof(bnx2_stats_str_arr)); | |
6444 | break; | |
6445 | case ETH_SS_TEST: | |
6446 | memcpy(buf, bnx2_tests_str_arr, | |
6447 | sizeof(bnx2_tests_str_arr)); | |
6448 | break; | |
6449 | } | |
6450 | } | |
6451 | ||
b6016b76 MC |
6452 | static void |
6453 | bnx2_get_ethtool_stats(struct net_device *dev, | |
6454 | struct ethtool_stats *stats, u64 *buf) | |
6455 | { | |
972ec0d4 | 6456 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6457 | int i; |
6458 | u32 *hw_stats = (u32 *) bp->stats_blk; | |
14ab9b86 | 6459 | u8 *stats_len_arr = NULL; |
b6016b76 MC |
6460 | |
6461 | if (hw_stats == NULL) { | |
6462 | memset(buf, 0, sizeof(u64) * BNX2_NUM_STATS); | |
6463 | return; | |
6464 | } | |
6465 | ||
5b0c76ad MC |
6466 | if ((CHIP_ID(bp) == CHIP_ID_5706_A0) || |
6467 | (CHIP_ID(bp) == CHIP_ID_5706_A1) || | |
6468 | (CHIP_ID(bp) == CHIP_ID_5706_A2) || | |
6469 | (CHIP_ID(bp) == CHIP_ID_5708_A0)) | |
b6016b76 | 6470 | stats_len_arr = bnx2_5706_stats_len_arr; |
5b0c76ad MC |
6471 | else |
6472 | stats_len_arr = bnx2_5708_stats_len_arr; | |
b6016b76 MC |
6473 | |
6474 | for (i = 0; i < BNX2_NUM_STATS; i++) { | |
6475 | if (stats_len_arr[i] == 0) { | |
6476 | /* skip this counter */ | |
6477 | buf[i] = 0; | |
6478 | continue; | |
6479 | } | |
6480 | if (stats_len_arr[i] == 4) { | |
6481 | /* 4-byte counter */ | |
6482 | buf[i] = (u64) | |
6483 | *(hw_stats + bnx2_stats_offset_arr[i]); | |
6484 | continue; | |
6485 | } | |
6486 | /* 8-byte counter */ | |
6487 | buf[i] = (((u64) *(hw_stats + | |
6488 | bnx2_stats_offset_arr[i])) << 32) + | |
6489 | *(hw_stats + bnx2_stats_offset_arr[i] + 1); | |
6490 | } | |
6491 | } | |
6492 | ||
6493 | static int | |
6494 | bnx2_phys_id(struct net_device *dev, u32 data) | |
6495 | { | |
972ec0d4 | 6496 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6497 | int i; |
6498 | u32 save; | |
6499 | ||
6500 | if (data == 0) | |
6501 | data = 2; | |
6502 | ||
6503 | save = REG_RD(bp, BNX2_MISC_CFG); | |
6504 | REG_WR(bp, BNX2_MISC_CFG, BNX2_MISC_CFG_LEDMODE_MAC); | |
6505 | ||
6506 | for (i = 0; i < (data * 2); i++) { | |
6507 | if ((i % 2) == 0) { | |
6508 | REG_WR(bp, BNX2_EMAC_LED, BNX2_EMAC_LED_OVERRIDE); | |
6509 | } | |
6510 | else { | |
6511 | REG_WR(bp, BNX2_EMAC_LED, BNX2_EMAC_LED_OVERRIDE | | |
6512 | BNX2_EMAC_LED_1000MB_OVERRIDE | | |
6513 | BNX2_EMAC_LED_100MB_OVERRIDE | | |
6514 | BNX2_EMAC_LED_10MB_OVERRIDE | | |
6515 | BNX2_EMAC_LED_TRAFFIC_OVERRIDE | | |
6516 | BNX2_EMAC_LED_TRAFFIC); | |
6517 | } | |
6518 | msleep_interruptible(500); | |
6519 | if (signal_pending(current)) | |
6520 | break; | |
6521 | } | |
6522 | REG_WR(bp, BNX2_EMAC_LED, 0); | |
6523 | REG_WR(bp, BNX2_MISC_CFG, save); | |
6524 | return 0; | |
6525 | } | |
6526 | ||
4666f87a MC |
6527 | static int |
6528 | bnx2_set_tx_csum(struct net_device *dev, u32 data) | |
6529 | { | |
6530 | struct bnx2 *bp = netdev_priv(dev); | |
6531 | ||
6532 | if (CHIP_NUM(bp) == CHIP_NUM_5709) | |
6460d948 | 6533 | return (ethtool_op_set_tx_ipv6_csum(dev, data)); |
4666f87a MC |
6534 | else |
6535 | return (ethtool_op_set_tx_csum(dev, data)); | |
6536 | } | |
6537 | ||
7282d491 | 6538 | static const struct ethtool_ops bnx2_ethtool_ops = { |
b6016b76 MC |
6539 | .get_settings = bnx2_get_settings, |
6540 | .set_settings = bnx2_set_settings, | |
6541 | .get_drvinfo = bnx2_get_drvinfo, | |
244ac4f4 MC |
6542 | .get_regs_len = bnx2_get_regs_len, |
6543 | .get_regs = bnx2_get_regs, | |
b6016b76 MC |
6544 | .get_wol = bnx2_get_wol, |
6545 | .set_wol = bnx2_set_wol, | |
6546 | .nway_reset = bnx2_nway_reset, | |
6547 | .get_link = ethtool_op_get_link, | |
6548 | .get_eeprom_len = bnx2_get_eeprom_len, | |
6549 | .get_eeprom = bnx2_get_eeprom, | |
6550 | .set_eeprom = bnx2_set_eeprom, | |
6551 | .get_coalesce = bnx2_get_coalesce, | |
6552 | .set_coalesce = bnx2_set_coalesce, | |
6553 | .get_ringparam = bnx2_get_ringparam, | |
6554 | .set_ringparam = bnx2_set_ringparam, | |
6555 | .get_pauseparam = bnx2_get_pauseparam, | |
6556 | .set_pauseparam = bnx2_set_pauseparam, | |
6557 | .get_rx_csum = bnx2_get_rx_csum, | |
6558 | .set_rx_csum = bnx2_set_rx_csum, | |
4666f87a | 6559 | .set_tx_csum = bnx2_set_tx_csum, |
b6016b76 | 6560 | .set_sg = ethtool_op_set_sg, |
b11d6213 | 6561 | .set_tso = bnx2_set_tso, |
b6016b76 MC |
6562 | .self_test = bnx2_self_test, |
6563 | .get_strings = bnx2_get_strings, | |
6564 | .phys_id = bnx2_phys_id, | |
b6016b76 | 6565 | .get_ethtool_stats = bnx2_get_ethtool_stats, |
b9f2c044 | 6566 | .get_sset_count = bnx2_get_sset_count, |
b6016b76 MC |
6567 | }; |
6568 | ||
6569 | /* Called with rtnl_lock */ | |
6570 | static int | |
6571 | bnx2_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) | |
6572 | { | |
14ab9b86 | 6573 | struct mii_ioctl_data *data = if_mii(ifr); |
972ec0d4 | 6574 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6575 | int err; |
6576 | ||
6577 | switch(cmd) { | |
6578 | case SIOCGMIIPHY: | |
6579 | data->phy_id = bp->phy_addr; | |
6580 | ||
6581 | /* fallthru */ | |
6582 | case SIOCGMIIREG: { | |
6583 | u32 mii_regval; | |
6584 | ||
7b6b8347 MC |
6585 | if (bp->phy_flags & REMOTE_PHY_CAP_FLAG) |
6586 | return -EOPNOTSUPP; | |
6587 | ||
dad3e452 MC |
6588 | if (!netif_running(dev)) |
6589 | return -EAGAIN; | |
6590 | ||
c770a65c | 6591 | spin_lock_bh(&bp->phy_lock); |
b6016b76 | 6592 | err = bnx2_read_phy(bp, data->reg_num & 0x1f, &mii_regval); |
c770a65c | 6593 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
6594 | |
6595 | data->val_out = mii_regval; | |
6596 | ||
6597 | return err; | |
6598 | } | |
6599 | ||
6600 | case SIOCSMIIREG: | |
6601 | if (!capable(CAP_NET_ADMIN)) | |
6602 | return -EPERM; | |
6603 | ||
7b6b8347 MC |
6604 | if (bp->phy_flags & REMOTE_PHY_CAP_FLAG) |
6605 | return -EOPNOTSUPP; | |
6606 | ||
dad3e452 MC |
6607 | if (!netif_running(dev)) |
6608 | return -EAGAIN; | |
6609 | ||
c770a65c | 6610 | spin_lock_bh(&bp->phy_lock); |
b6016b76 | 6611 | err = bnx2_write_phy(bp, data->reg_num & 0x1f, data->val_in); |
c770a65c | 6612 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
6613 | |
6614 | return err; | |
6615 | ||
6616 | default: | |
6617 | /* do nothing */ | |
6618 | break; | |
6619 | } | |
6620 | return -EOPNOTSUPP; | |
6621 | } | |
6622 | ||
6623 | /* Called with rtnl_lock */ | |
6624 | static int | |
6625 | bnx2_change_mac_addr(struct net_device *dev, void *p) | |
6626 | { | |
6627 | struct sockaddr *addr = p; | |
972ec0d4 | 6628 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 6629 | |
73eef4cd MC |
6630 | if (!is_valid_ether_addr(addr->sa_data)) |
6631 | return -EINVAL; | |
6632 | ||
b6016b76 MC |
6633 | memcpy(dev->dev_addr, addr->sa_data, dev->addr_len); |
6634 | if (netif_running(dev)) | |
6635 | bnx2_set_mac_addr(bp); | |
6636 | ||
6637 | return 0; | |
6638 | } | |
6639 | ||
6640 | /* Called with rtnl_lock */ | |
6641 | static int | |
6642 | bnx2_change_mtu(struct net_device *dev, int new_mtu) | |
6643 | { | |
972ec0d4 | 6644 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6645 | |
6646 | if (((new_mtu + ETH_HLEN) > MAX_ETHERNET_JUMBO_PACKET_SIZE) || | |
6647 | ((new_mtu + ETH_HLEN) < MIN_ETHERNET_PACKET_SIZE)) | |
6648 | return -EINVAL; | |
6649 | ||
6650 | dev->mtu = new_mtu; | |
5d5d0015 | 6651 | return (bnx2_change_ring_size(bp, bp->rx_ring_size, bp->tx_ring_size)); |
b6016b76 MC |
6652 | } |
6653 | ||
6654 | #if defined(HAVE_POLL_CONTROLLER) || defined(CONFIG_NET_POLL_CONTROLLER) | |
6655 | static void | |
6656 | poll_bnx2(struct net_device *dev) | |
6657 | { | |
972ec0d4 | 6658 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6659 | |
6660 | disable_irq(bp->pdev->irq); | |
7d12e780 | 6661 | bnx2_interrupt(bp->pdev->irq, dev); |
b6016b76 MC |
6662 | enable_irq(bp->pdev->irq); |
6663 | } | |
6664 | #endif | |
6665 | ||
253c8b75 MC |
6666 | static void __devinit |
6667 | bnx2_get_5709_media(struct bnx2 *bp) | |
6668 | { | |
6669 | u32 val = REG_RD(bp, BNX2_MISC_DUAL_MEDIA_CTRL); | |
6670 | u32 bond_id = val & BNX2_MISC_DUAL_MEDIA_CTRL_BOND_ID; | |
6671 | u32 strap; | |
6672 | ||
6673 | if (bond_id == BNX2_MISC_DUAL_MEDIA_CTRL_BOND_ID_C) | |
6674 | return; | |
6675 | else if (bond_id == BNX2_MISC_DUAL_MEDIA_CTRL_BOND_ID_S) { | |
6676 | bp->phy_flags |= PHY_SERDES_FLAG; | |
6677 | return; | |
6678 | } | |
6679 | ||
6680 | if (val & BNX2_MISC_DUAL_MEDIA_CTRL_STRAP_OVERRIDE) | |
6681 | strap = (val & BNX2_MISC_DUAL_MEDIA_CTRL_PHY_CTRL) >> 21; | |
6682 | else | |
6683 | strap = (val & BNX2_MISC_DUAL_MEDIA_CTRL_PHY_CTRL_STRAP) >> 8; | |
6684 | ||
6685 | if (PCI_FUNC(bp->pdev->devfn) == 0) { | |
6686 | switch (strap) { | |
6687 | case 0x4: | |
6688 | case 0x5: | |
6689 | case 0x6: | |
6690 | bp->phy_flags |= PHY_SERDES_FLAG; | |
6691 | return; | |
6692 | } | |
6693 | } else { | |
6694 | switch (strap) { | |
6695 | case 0x1: | |
6696 | case 0x2: | |
6697 | case 0x4: | |
6698 | bp->phy_flags |= PHY_SERDES_FLAG; | |
6699 | return; | |
6700 | } | |
6701 | } | |
6702 | } | |
6703 | ||
883e5151 MC |
6704 | static void __devinit |
6705 | bnx2_get_pci_speed(struct bnx2 *bp) | |
6706 | { | |
6707 | u32 reg; | |
6708 | ||
6709 | reg = REG_RD(bp, BNX2_PCICFG_MISC_STATUS); | |
6710 | if (reg & BNX2_PCICFG_MISC_STATUS_PCIX_DET) { | |
6711 | u32 clkreg; | |
6712 | ||
6713 | bp->flags |= PCIX_FLAG; | |
6714 | ||
6715 | clkreg = REG_RD(bp, BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS); | |
6716 | ||
6717 | clkreg &= BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET; | |
6718 | switch (clkreg) { | |
6719 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_133MHZ: | |
6720 | bp->bus_speed_mhz = 133; | |
6721 | break; | |
6722 | ||
6723 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_95MHZ: | |
6724 | bp->bus_speed_mhz = 100; | |
6725 | break; | |
6726 | ||
6727 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_66MHZ: | |
6728 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_80MHZ: | |
6729 | bp->bus_speed_mhz = 66; | |
6730 | break; | |
6731 | ||
6732 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_48MHZ: | |
6733 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_55MHZ: | |
6734 | bp->bus_speed_mhz = 50; | |
6735 | break; | |
6736 | ||
6737 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_LOW: | |
6738 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_32MHZ: | |
6739 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_38MHZ: | |
6740 | bp->bus_speed_mhz = 33; | |
6741 | break; | |
6742 | } | |
6743 | } | |
6744 | else { | |
6745 | if (reg & BNX2_PCICFG_MISC_STATUS_M66EN) | |
6746 | bp->bus_speed_mhz = 66; | |
6747 | else | |
6748 | bp->bus_speed_mhz = 33; | |
6749 | } | |
6750 | ||
6751 | if (reg & BNX2_PCICFG_MISC_STATUS_32BIT_DET) | |
6752 | bp->flags |= PCI_32BIT_FLAG; | |
6753 | ||
6754 | } | |
6755 | ||
b6016b76 MC |
6756 | static int __devinit |
6757 | bnx2_init_board(struct pci_dev *pdev, struct net_device *dev) | |
6758 | { | |
6759 | struct bnx2 *bp; | |
6760 | unsigned long mem_len; | |
58fc2ea4 | 6761 | int rc, i, j; |
b6016b76 | 6762 | u32 reg; |
40453c83 | 6763 | u64 dma_mask, persist_dma_mask; |
b6016b76 | 6764 | |
b6016b76 | 6765 | SET_NETDEV_DEV(dev, &pdev->dev); |
972ec0d4 | 6766 | bp = netdev_priv(dev); |
b6016b76 MC |
6767 | |
6768 | bp->flags = 0; | |
6769 | bp->phy_flags = 0; | |
6770 | ||
6771 | /* enable device (incl. PCI PM wakeup), and bus-mastering */ | |
6772 | rc = pci_enable_device(pdev); | |
6773 | if (rc) { | |
898eb71c | 6774 | dev_err(&pdev->dev, "Cannot enable PCI device, aborting.\n"); |
b6016b76 MC |
6775 | goto err_out; |
6776 | } | |
6777 | ||
6778 | if (!(pci_resource_flags(pdev, 0) & IORESOURCE_MEM)) { | |
9b91cf9d | 6779 | dev_err(&pdev->dev, |
2e8a538d | 6780 | "Cannot find PCI device base address, aborting.\n"); |
b6016b76 MC |
6781 | rc = -ENODEV; |
6782 | goto err_out_disable; | |
6783 | } | |
6784 | ||
6785 | rc = pci_request_regions(pdev, DRV_MODULE_NAME); | |
6786 | if (rc) { | |
9b91cf9d | 6787 | dev_err(&pdev->dev, "Cannot obtain PCI resources, aborting.\n"); |
b6016b76 MC |
6788 | goto err_out_disable; |
6789 | } | |
6790 | ||
6791 | pci_set_master(pdev); | |
6792 | ||
6793 | bp->pm_cap = pci_find_capability(pdev, PCI_CAP_ID_PM); | |
6794 | if (bp->pm_cap == 0) { | |
9b91cf9d | 6795 | dev_err(&pdev->dev, |
2e8a538d | 6796 | "Cannot find power management capability, aborting.\n"); |
b6016b76 MC |
6797 | rc = -EIO; |
6798 | goto err_out_release; | |
6799 | } | |
6800 | ||
b6016b76 MC |
6801 | bp->dev = dev; |
6802 | bp->pdev = pdev; | |
6803 | ||
6804 | spin_lock_init(&bp->phy_lock); | |
1b8227c4 | 6805 | spin_lock_init(&bp->indirect_lock); |
c4028958 | 6806 | INIT_WORK(&bp->reset_task, bnx2_reset_task); |
b6016b76 MC |
6807 | |
6808 | dev->base_addr = dev->mem_start = pci_resource_start(pdev, 0); | |
59b47d8a | 6809 | mem_len = MB_GET_CID_ADDR(TX_TSS_CID + 1); |
b6016b76 MC |
6810 | dev->mem_end = dev->mem_start + mem_len; |
6811 | dev->irq = pdev->irq; | |
6812 | ||
6813 | bp->regview = ioremap_nocache(dev->base_addr, mem_len); | |
6814 | ||
6815 | if (!bp->regview) { | |
9b91cf9d | 6816 | dev_err(&pdev->dev, "Cannot map register space, aborting.\n"); |
b6016b76 MC |
6817 | rc = -ENOMEM; |
6818 | goto err_out_release; | |
6819 | } | |
6820 | ||
6821 | /* Configure byte swap and enable write to the reg_window registers. | |
6822 | * Rely on CPU to do target byte swapping on big endian systems | |
6823 | * The chip's target access swapping will not swap all accesses | |
6824 | */ | |
6825 | pci_write_config_dword(bp->pdev, BNX2_PCICFG_MISC_CONFIG, | |
6826 | BNX2_PCICFG_MISC_CONFIG_REG_WINDOW_ENA | | |
6827 | BNX2_PCICFG_MISC_CONFIG_TARGET_MB_WORD_SWAP); | |
6828 | ||
829ca9a3 | 6829 | bnx2_set_power_state(bp, PCI_D0); |
b6016b76 MC |
6830 | |
6831 | bp->chip_id = REG_RD(bp, BNX2_MISC_ID); | |
6832 | ||
883e5151 MC |
6833 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
6834 | if (pci_find_capability(pdev, PCI_CAP_ID_EXP) == 0) { | |
6835 | dev_err(&pdev->dev, | |
6836 | "Cannot find PCIE capability, aborting.\n"); | |
6837 | rc = -EIO; | |
6838 | goto err_out_unmap; | |
6839 | } | |
6840 | bp->flags |= PCIE_FLAG; | |
6841 | } else { | |
59b47d8a MC |
6842 | bp->pcix_cap = pci_find_capability(pdev, PCI_CAP_ID_PCIX); |
6843 | if (bp->pcix_cap == 0) { | |
6844 | dev_err(&pdev->dev, | |
6845 | "Cannot find PCIX capability, aborting.\n"); | |
6846 | rc = -EIO; | |
6847 | goto err_out_unmap; | |
6848 | } | |
6849 | } | |
6850 | ||
8e6a72c4 MC |
6851 | if (CHIP_ID(bp) != CHIP_ID_5706_A0 && CHIP_ID(bp) != CHIP_ID_5706_A1) { |
6852 | if (pci_find_capability(pdev, PCI_CAP_ID_MSI)) | |
6853 | bp->flags |= MSI_CAP_FLAG; | |
6854 | } | |
6855 | ||
40453c83 MC |
6856 | /* 5708 cannot support DMA addresses > 40-bit. */ |
6857 | if (CHIP_NUM(bp) == CHIP_NUM_5708) | |
6858 | persist_dma_mask = dma_mask = DMA_40BIT_MASK; | |
6859 | else | |
6860 | persist_dma_mask = dma_mask = DMA_64BIT_MASK; | |
6861 | ||
6862 | /* Configure DMA attributes. */ | |
6863 | if (pci_set_dma_mask(pdev, dma_mask) == 0) { | |
6864 | dev->features |= NETIF_F_HIGHDMA; | |
6865 | rc = pci_set_consistent_dma_mask(pdev, persist_dma_mask); | |
6866 | if (rc) { | |
6867 | dev_err(&pdev->dev, | |
6868 | "pci_set_consistent_dma_mask failed, aborting.\n"); | |
6869 | goto err_out_unmap; | |
6870 | } | |
6871 | } else if ((rc = pci_set_dma_mask(pdev, DMA_32BIT_MASK)) != 0) { | |
6872 | dev_err(&pdev->dev, "System does not support DMA, aborting.\n"); | |
6873 | goto err_out_unmap; | |
6874 | } | |
6875 | ||
883e5151 MC |
6876 | if (!(bp->flags & PCIE_FLAG)) |
6877 | bnx2_get_pci_speed(bp); | |
b6016b76 MC |
6878 | |
6879 | /* 5706A0 may falsely detect SERR and PERR. */ | |
6880 | if (CHIP_ID(bp) == CHIP_ID_5706_A0) { | |
6881 | reg = REG_RD(bp, PCI_COMMAND); | |
6882 | reg &= ~(PCI_COMMAND_SERR | PCI_COMMAND_PARITY); | |
6883 | REG_WR(bp, PCI_COMMAND, reg); | |
6884 | } | |
6885 | else if ((CHIP_ID(bp) == CHIP_ID_5706_A1) && | |
6886 | !(bp->flags & PCIX_FLAG)) { | |
6887 | ||
9b91cf9d | 6888 | dev_err(&pdev->dev, |
2e8a538d | 6889 | "5706 A1 can only be used in a PCIX bus, aborting.\n"); |
b6016b76 MC |
6890 | goto err_out_unmap; |
6891 | } | |
6892 | ||
6893 | bnx2_init_nvram(bp); | |
6894 | ||
e3648b3d MC |
6895 | reg = REG_RD_IND(bp, BNX2_SHM_HDR_SIGNATURE); |
6896 | ||
6897 | if ((reg & BNX2_SHM_HDR_SIGNATURE_SIG_MASK) == | |
24cb230b MC |
6898 | BNX2_SHM_HDR_SIGNATURE_SIG) { |
6899 | u32 off = PCI_FUNC(pdev->devfn) << 2; | |
6900 | ||
6901 | bp->shmem_base = REG_RD_IND(bp, BNX2_SHM_HDR_ADDR_0 + off); | |
6902 | } else | |
e3648b3d MC |
6903 | bp->shmem_base = HOST_VIEW_SHMEM_BASE; |
6904 | ||
b6016b76 MC |
6905 | /* Get the permanent MAC address. First we need to make sure the |
6906 | * firmware is actually running. | |
6907 | */ | |
e3648b3d | 6908 | reg = REG_RD_IND(bp, bp->shmem_base + BNX2_DEV_INFO_SIGNATURE); |
b6016b76 MC |
6909 | |
6910 | if ((reg & BNX2_DEV_INFO_SIGNATURE_MAGIC_MASK) != | |
6911 | BNX2_DEV_INFO_SIGNATURE_MAGIC) { | |
9b91cf9d | 6912 | dev_err(&pdev->dev, "Firmware not running, aborting.\n"); |
b6016b76 MC |
6913 | rc = -ENODEV; |
6914 | goto err_out_unmap; | |
6915 | } | |
6916 | ||
58fc2ea4 MC |
6917 | reg = REG_RD_IND(bp, bp->shmem_base + BNX2_DEV_INFO_BC_REV); |
6918 | for (i = 0, j = 0; i < 3; i++) { | |
6919 | u8 num, k, skip0; | |
6920 | ||
6921 | num = (u8) (reg >> (24 - (i * 8))); | |
6922 | for (k = 100, skip0 = 1; k >= 1; num %= k, k /= 10) { | |
6923 | if (num >= k || !skip0 || k == 1) { | |
6924 | bp->fw_version[j++] = (num / k) + '0'; | |
6925 | skip0 = 0; | |
6926 | } | |
6927 | } | |
6928 | if (i != 2) | |
6929 | bp->fw_version[j++] = '.'; | |
6930 | } | |
846f5c62 MC |
6931 | reg = REG_RD_IND(bp, bp->shmem_base + BNX2_PORT_FEATURE); |
6932 | if (reg & BNX2_PORT_FEATURE_WOL_ENABLED) | |
6933 | bp->wol = 1; | |
6934 | ||
6935 | if (reg & BNX2_PORT_FEATURE_ASF_ENABLED) { | |
c2d3db8c MC |
6936 | bp->flags |= ASF_ENABLE_FLAG; |
6937 | ||
6938 | for (i = 0; i < 30; i++) { | |
6939 | reg = REG_RD_IND(bp, bp->shmem_base + | |
6940 | BNX2_BC_STATE_CONDITION); | |
6941 | if (reg & BNX2_CONDITION_MFW_RUN_MASK) | |
6942 | break; | |
6943 | msleep(10); | |
6944 | } | |
6945 | } | |
58fc2ea4 MC |
6946 | reg = REG_RD_IND(bp, bp->shmem_base + BNX2_BC_STATE_CONDITION); |
6947 | reg &= BNX2_CONDITION_MFW_RUN_MASK; | |
6948 | if (reg != BNX2_CONDITION_MFW_RUN_UNKNOWN && | |
6949 | reg != BNX2_CONDITION_MFW_RUN_NONE) { | |
6950 | int i; | |
6951 | u32 addr = REG_RD_IND(bp, bp->shmem_base + BNX2_MFW_VER_PTR); | |
6952 | ||
6953 | bp->fw_version[j++] = ' '; | |
6954 | for (i = 0; i < 3; i++) { | |
6955 | reg = REG_RD_IND(bp, addr + i * 4); | |
6956 | reg = swab32(reg); | |
6957 | memcpy(&bp->fw_version[j], ®, 4); | |
6958 | j += 4; | |
6959 | } | |
6960 | } | |
b6016b76 | 6961 | |
e3648b3d | 6962 | reg = REG_RD_IND(bp, bp->shmem_base + BNX2_PORT_HW_CFG_MAC_UPPER); |
b6016b76 MC |
6963 | bp->mac_addr[0] = (u8) (reg >> 8); |
6964 | bp->mac_addr[1] = (u8) reg; | |
6965 | ||
e3648b3d | 6966 | reg = REG_RD_IND(bp, bp->shmem_base + BNX2_PORT_HW_CFG_MAC_LOWER); |
b6016b76 MC |
6967 | bp->mac_addr[2] = (u8) (reg >> 24); |
6968 | bp->mac_addr[3] = (u8) (reg >> 16); | |
6969 | bp->mac_addr[4] = (u8) (reg >> 8); | |
6970 | bp->mac_addr[5] = (u8) reg; | |
6971 | ||
5d5d0015 MC |
6972 | bp->rx_offset = sizeof(struct l2_fhdr) + 2; |
6973 | ||
b6016b76 | 6974 | bp->tx_ring_size = MAX_TX_DESC_CNT; |
932f3772 | 6975 | bnx2_set_rx_ring_size(bp, 255); |
b6016b76 MC |
6976 | |
6977 | bp->rx_csum = 1; | |
6978 | ||
b6016b76 MC |
6979 | bp->tx_quick_cons_trip_int = 20; |
6980 | bp->tx_quick_cons_trip = 20; | |
6981 | bp->tx_ticks_int = 80; | |
6982 | bp->tx_ticks = 80; | |
6aa20a22 | 6983 | |
b6016b76 MC |
6984 | bp->rx_quick_cons_trip_int = 6; |
6985 | bp->rx_quick_cons_trip = 6; | |
6986 | bp->rx_ticks_int = 18; | |
6987 | bp->rx_ticks = 18; | |
6988 | ||
7ea6920e | 6989 | bp->stats_ticks = USEC_PER_SEC & BNX2_HC_STATS_TICKS_HC_STAT_TICKS; |
b6016b76 MC |
6990 | |
6991 | bp->timer_interval = HZ; | |
cd339a0e | 6992 | bp->current_interval = HZ; |
b6016b76 | 6993 | |
5b0c76ad MC |
6994 | bp->phy_addr = 1; |
6995 | ||
b6016b76 | 6996 | /* Disable WOL support if we are running on a SERDES chip. */ |
253c8b75 MC |
6997 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
6998 | bnx2_get_5709_media(bp); | |
6999 | else if (CHIP_BOND_ID(bp) & CHIP_BOND_ID_SERDES_BIT) | |
b6016b76 | 7000 | bp->phy_flags |= PHY_SERDES_FLAG; |
bac0dff6 | 7001 | |
0d8a6571 | 7002 | bp->phy_port = PORT_TP; |
bac0dff6 | 7003 | if (bp->phy_flags & PHY_SERDES_FLAG) { |
0d8a6571 | 7004 | bp->phy_port = PORT_FIBRE; |
846f5c62 MC |
7005 | reg = REG_RD_IND(bp, bp->shmem_base + |
7006 | BNX2_SHARED_HW_CFG_CONFIG); | |
7007 | if (!(reg & BNX2_SHARED_HW_CFG_GIG_LINK_ON_VAUX)) { | |
7008 | bp->flags |= NO_WOL_FLAG; | |
7009 | bp->wol = 0; | |
7010 | } | |
bac0dff6 | 7011 | if (CHIP_NUM(bp) != CHIP_NUM_5706) { |
5b0c76ad | 7012 | bp->phy_addr = 2; |
5b0c76ad MC |
7013 | if (reg & BNX2_SHARED_HW_CFG_PHY_2_5G) |
7014 | bp->phy_flags |= PHY_2_5G_CAPABLE_FLAG; | |
7015 | } | |
0d8a6571 MC |
7016 | bnx2_init_remote_phy(bp); |
7017 | ||
261dd5ca MC |
7018 | } else if (CHIP_NUM(bp) == CHIP_NUM_5706 || |
7019 | CHIP_NUM(bp) == CHIP_NUM_5708) | |
7020 | bp->phy_flags |= PHY_CRC_FIX_FLAG; | |
fb0c18bd MC |
7021 | else if (CHIP_NUM(bp) == CHIP_NUM_5709 && |
7022 | (CHIP_REV(bp) == CHIP_REV_Ax || | |
7023 | CHIP_REV(bp) == CHIP_REV_Bx)) | |
b659f44e | 7024 | bp->phy_flags |= PHY_DIS_EARLY_DAC_FLAG; |
b6016b76 | 7025 | |
16088272 MC |
7026 | if ((CHIP_ID(bp) == CHIP_ID_5708_A0) || |
7027 | (CHIP_ID(bp) == CHIP_ID_5708_B0) || | |
846f5c62 | 7028 | (CHIP_ID(bp) == CHIP_ID_5708_B1)) { |
dda1e390 | 7029 | bp->flags |= NO_WOL_FLAG; |
846f5c62 MC |
7030 | bp->wol = 0; |
7031 | } | |
dda1e390 | 7032 | |
b6016b76 MC |
7033 | if (CHIP_ID(bp) == CHIP_ID_5706_A0) { |
7034 | bp->tx_quick_cons_trip_int = | |
7035 | bp->tx_quick_cons_trip; | |
7036 | bp->tx_ticks_int = bp->tx_ticks; | |
7037 | bp->rx_quick_cons_trip_int = | |
7038 | bp->rx_quick_cons_trip; | |
7039 | bp->rx_ticks_int = bp->rx_ticks; | |
7040 | bp->comp_prod_trip_int = bp->comp_prod_trip; | |
7041 | bp->com_ticks_int = bp->com_ticks; | |
7042 | bp->cmd_ticks_int = bp->cmd_ticks; | |
7043 | } | |
7044 | ||
f9317a40 MC |
7045 | /* Disable MSI on 5706 if AMD 8132 bridge is found. |
7046 | * | |
7047 | * MSI is defined to be 32-bit write. The 5706 does 64-bit MSI writes | |
7048 | * with byte enables disabled on the unused 32-bit word. This is legal | |
7049 | * but causes problems on the AMD 8132 which will eventually stop | |
7050 | * responding after a while. | |
7051 | * | |
7052 | * AMD believes this incompatibility is unique to the 5706, and | |
88187dfa | 7053 | * prefers to locally disable MSI rather than globally disabling it. |
f9317a40 MC |
7054 | */ |
7055 | if (CHIP_NUM(bp) == CHIP_NUM_5706 && disable_msi == 0) { | |
7056 | struct pci_dev *amd_8132 = NULL; | |
7057 | ||
7058 | while ((amd_8132 = pci_get_device(PCI_VENDOR_ID_AMD, | |
7059 | PCI_DEVICE_ID_AMD_8132_BRIDGE, | |
7060 | amd_8132))) { | |
f9317a40 | 7061 | |
44c10138 AK |
7062 | if (amd_8132->revision >= 0x10 && |
7063 | amd_8132->revision <= 0x13) { | |
f9317a40 MC |
7064 | disable_msi = 1; |
7065 | pci_dev_put(amd_8132); | |
7066 | break; | |
7067 | } | |
7068 | } | |
7069 | } | |
7070 | ||
deaf391b | 7071 | bnx2_set_default_link(bp); |
b6016b76 MC |
7072 | bp->req_flow_ctrl = FLOW_CTRL_RX | FLOW_CTRL_TX; |
7073 | ||
cd339a0e MC |
7074 | init_timer(&bp->timer); |
7075 | bp->timer.expires = RUN_AT(bp->timer_interval); | |
7076 | bp->timer.data = (unsigned long) bp; | |
7077 | bp->timer.function = bnx2_timer; | |
7078 | ||
b6016b76 MC |
7079 | return 0; |
7080 | ||
7081 | err_out_unmap: | |
7082 | if (bp->regview) { | |
7083 | iounmap(bp->regview); | |
73eef4cd | 7084 | bp->regview = NULL; |
b6016b76 MC |
7085 | } |
7086 | ||
7087 | err_out_release: | |
7088 | pci_release_regions(pdev); | |
7089 | ||
7090 | err_out_disable: | |
7091 | pci_disable_device(pdev); | |
7092 | pci_set_drvdata(pdev, NULL); | |
7093 | ||
7094 | err_out: | |
7095 | return rc; | |
7096 | } | |
7097 | ||
883e5151 MC |
7098 | static char * __devinit |
7099 | bnx2_bus_string(struct bnx2 *bp, char *str) | |
7100 | { | |
7101 | char *s = str; | |
7102 | ||
7103 | if (bp->flags & PCIE_FLAG) { | |
7104 | s += sprintf(s, "PCI Express"); | |
7105 | } else { | |
7106 | s += sprintf(s, "PCI"); | |
7107 | if (bp->flags & PCIX_FLAG) | |
7108 | s += sprintf(s, "-X"); | |
7109 | if (bp->flags & PCI_32BIT_FLAG) | |
7110 | s += sprintf(s, " 32-bit"); | |
7111 | else | |
7112 | s += sprintf(s, " 64-bit"); | |
7113 | s += sprintf(s, " %dMHz", bp->bus_speed_mhz); | |
7114 | } | |
7115 | return str; | |
7116 | } | |
7117 | ||
35efa7c1 MC |
7118 | static int __devinit |
7119 | bnx2_init_napi(struct bnx2 *bp) | |
7120 | { | |
7121 | struct bnx2_napi *bnapi = &bp->bnx2_napi; | |
7122 | ||
7123 | bnapi->bp = bp; | |
7124 | netif_napi_add(bp->dev, &bnapi->napi, bnx2_poll, 64); | |
7125 | } | |
7126 | ||
b6016b76 MC |
7127 | static int __devinit |
7128 | bnx2_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) | |
7129 | { | |
7130 | static int version_printed = 0; | |
7131 | struct net_device *dev = NULL; | |
7132 | struct bnx2 *bp; | |
0795af57 | 7133 | int rc; |
883e5151 | 7134 | char str[40]; |
0795af57 | 7135 | DECLARE_MAC_BUF(mac); |
b6016b76 MC |
7136 | |
7137 | if (version_printed++ == 0) | |
7138 | printk(KERN_INFO "%s", version); | |
7139 | ||
7140 | /* dev zeroed in init_etherdev */ | |
7141 | dev = alloc_etherdev(sizeof(*bp)); | |
7142 | ||
7143 | if (!dev) | |
7144 | return -ENOMEM; | |
7145 | ||
7146 | rc = bnx2_init_board(pdev, dev); | |
7147 | if (rc < 0) { | |
7148 | free_netdev(dev); | |
7149 | return rc; | |
7150 | } | |
7151 | ||
7152 | dev->open = bnx2_open; | |
7153 | dev->hard_start_xmit = bnx2_start_xmit; | |
7154 | dev->stop = bnx2_close; | |
7155 | dev->get_stats = bnx2_get_stats; | |
7156 | dev->set_multicast_list = bnx2_set_rx_mode; | |
7157 | dev->do_ioctl = bnx2_ioctl; | |
7158 | dev->set_mac_address = bnx2_change_mac_addr; | |
7159 | dev->change_mtu = bnx2_change_mtu; | |
7160 | dev->tx_timeout = bnx2_tx_timeout; | |
7161 | dev->watchdog_timeo = TX_TIMEOUT; | |
7162 | #ifdef BCM_VLAN | |
7163 | dev->vlan_rx_register = bnx2_vlan_rx_register; | |
b6016b76 | 7164 | #endif |
b6016b76 | 7165 | dev->ethtool_ops = &bnx2_ethtool_ops; |
b6016b76 | 7166 | |
972ec0d4 | 7167 | bp = netdev_priv(dev); |
35efa7c1 | 7168 | bnx2_init_napi(bp); |
b6016b76 MC |
7169 | |
7170 | #if defined(HAVE_POLL_CONTROLLER) || defined(CONFIG_NET_POLL_CONTROLLER) | |
7171 | dev->poll_controller = poll_bnx2; | |
7172 | #endif | |
7173 | ||
1b2f922f MC |
7174 | pci_set_drvdata(pdev, dev); |
7175 | ||
7176 | memcpy(dev->dev_addr, bp->mac_addr, 6); | |
7177 | memcpy(dev->perm_addr, bp->mac_addr, 6); | |
7178 | bp->name = board_info[ent->driver_data].name; | |
7179 | ||
d212f87b | 7180 | dev->features |= NETIF_F_IP_CSUM | NETIF_F_SG; |
4666f87a | 7181 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
d212f87b SH |
7182 | dev->features |= NETIF_F_IPV6_CSUM; |
7183 | ||
1b2f922f MC |
7184 | #ifdef BCM_VLAN |
7185 | dev->features |= NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_RX; | |
7186 | #endif | |
7187 | dev->features |= NETIF_F_TSO | NETIF_F_TSO_ECN; | |
4666f87a MC |
7188 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
7189 | dev->features |= NETIF_F_TSO6; | |
1b2f922f | 7190 | |
b6016b76 | 7191 | if ((rc = register_netdev(dev))) { |
9b91cf9d | 7192 | dev_err(&pdev->dev, "Cannot register net device\n"); |
b6016b76 MC |
7193 | if (bp->regview) |
7194 | iounmap(bp->regview); | |
7195 | pci_release_regions(pdev); | |
7196 | pci_disable_device(pdev); | |
7197 | pci_set_drvdata(pdev, NULL); | |
7198 | free_netdev(dev); | |
7199 | return rc; | |
7200 | } | |
7201 | ||
883e5151 | 7202 | printk(KERN_INFO "%s: %s (%c%d) %s found at mem %lx, " |
0795af57 | 7203 | "IRQ %d, node addr %s\n", |
b6016b76 MC |
7204 | dev->name, |
7205 | bp->name, | |
7206 | ((CHIP_ID(bp) & 0xf000) >> 12) + 'A', | |
7207 | ((CHIP_ID(bp) & 0x0ff0) >> 4), | |
883e5151 | 7208 | bnx2_bus_string(bp, str), |
b6016b76 | 7209 | dev->base_addr, |
0795af57 | 7210 | bp->pdev->irq, print_mac(mac, dev->dev_addr)); |
b6016b76 | 7211 | |
b6016b76 MC |
7212 | return 0; |
7213 | } | |
7214 | ||
7215 | static void __devexit | |
7216 | bnx2_remove_one(struct pci_dev *pdev) | |
7217 | { | |
7218 | struct net_device *dev = pci_get_drvdata(pdev); | |
972ec0d4 | 7219 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 7220 | |
afdc08b9 MC |
7221 | flush_scheduled_work(); |
7222 | ||
b6016b76 MC |
7223 | unregister_netdev(dev); |
7224 | ||
7225 | if (bp->regview) | |
7226 | iounmap(bp->regview); | |
7227 | ||
7228 | free_netdev(dev); | |
7229 | pci_release_regions(pdev); | |
7230 | pci_disable_device(pdev); | |
7231 | pci_set_drvdata(pdev, NULL); | |
7232 | } | |
7233 | ||
7234 | static int | |
829ca9a3 | 7235 | bnx2_suspend(struct pci_dev *pdev, pm_message_t state) |
b6016b76 MC |
7236 | { |
7237 | struct net_device *dev = pci_get_drvdata(pdev); | |
972ec0d4 | 7238 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
7239 | u32 reset_code; |
7240 | ||
6caebb02 MC |
7241 | /* PCI register 4 needs to be saved whether netif_running() or not. |
7242 | * MSI address and data need to be saved if using MSI and | |
7243 | * netif_running(). | |
7244 | */ | |
7245 | pci_save_state(pdev); | |
b6016b76 MC |
7246 | if (!netif_running(dev)) |
7247 | return 0; | |
7248 | ||
1d60290f | 7249 | flush_scheduled_work(); |
b6016b76 MC |
7250 | bnx2_netif_stop(bp); |
7251 | netif_device_detach(dev); | |
7252 | del_timer_sync(&bp->timer); | |
dda1e390 | 7253 | if (bp->flags & NO_WOL_FLAG) |
6c4f095e | 7254 | reset_code = BNX2_DRV_MSG_CODE_UNLOAD_LNK_DN; |
dda1e390 | 7255 | else if (bp->wol) |
b6016b76 MC |
7256 | reset_code = BNX2_DRV_MSG_CODE_SUSPEND_WOL; |
7257 | else | |
7258 | reset_code = BNX2_DRV_MSG_CODE_SUSPEND_NO_WOL; | |
7259 | bnx2_reset_chip(bp, reset_code); | |
7260 | bnx2_free_skbs(bp); | |
829ca9a3 | 7261 | bnx2_set_power_state(bp, pci_choose_state(pdev, state)); |
b6016b76 MC |
7262 | return 0; |
7263 | } | |
7264 | ||
7265 | static int | |
7266 | bnx2_resume(struct pci_dev *pdev) | |
7267 | { | |
7268 | struct net_device *dev = pci_get_drvdata(pdev); | |
972ec0d4 | 7269 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 7270 | |
6caebb02 | 7271 | pci_restore_state(pdev); |
b6016b76 MC |
7272 | if (!netif_running(dev)) |
7273 | return 0; | |
7274 | ||
829ca9a3 | 7275 | bnx2_set_power_state(bp, PCI_D0); |
b6016b76 MC |
7276 | netif_device_attach(dev); |
7277 | bnx2_init_nic(bp); | |
7278 | bnx2_netif_start(bp); | |
7279 | return 0; | |
7280 | } | |
7281 | ||
7282 | static struct pci_driver bnx2_pci_driver = { | |
14ab9b86 PH |
7283 | .name = DRV_MODULE_NAME, |
7284 | .id_table = bnx2_pci_tbl, | |
7285 | .probe = bnx2_init_one, | |
7286 | .remove = __devexit_p(bnx2_remove_one), | |
7287 | .suspend = bnx2_suspend, | |
7288 | .resume = bnx2_resume, | |
b6016b76 MC |
7289 | }; |
7290 | ||
7291 | static int __init bnx2_init(void) | |
7292 | { | |
29917620 | 7293 | return pci_register_driver(&bnx2_pci_driver); |
b6016b76 MC |
7294 | } |
7295 | ||
7296 | static void __exit bnx2_cleanup(void) | |
7297 | { | |
7298 | pci_unregister_driver(&bnx2_pci_driver); | |
7299 | } | |
7300 | ||
7301 | module_init(bnx2_init); | |
7302 | module_exit(bnx2_cleanup); | |
7303 | ||
7304 | ||
7305 |