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b6016b76 MC |
1 | /* bnx2.c: Broadcom NX2 network driver. |
2 | * | |
feebb331 | 3 | * Copyright (c) 2004-2008 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 ": " | |
705d2091 MC |
59 | #define DRV_MODULE_VERSION "1.7.5" |
60 | #define DRV_MODULE_RELDATE "April 29, 2008" | |
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 | ||
fefa8645 | 67 | static 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 */ | |
fefa8645 | 93 | static 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 | ||
2726d6e1 MC |
268 | static void |
269 | bnx2_shmem_wr(struct bnx2 *bp, u32 offset, u32 val) | |
270 | { | |
271 | bnx2_reg_wr_ind(bp, bp->shmem_base + offset, val); | |
272 | } | |
273 | ||
274 | static u32 | |
275 | bnx2_shmem_rd(struct bnx2 *bp, u32 offset) | |
276 | { | |
277 | return (bnx2_reg_rd_ind(bp, bp->shmem_base + offset)); | |
278 | } | |
279 | ||
b6016b76 MC |
280 | static void |
281 | bnx2_ctx_wr(struct bnx2 *bp, u32 cid_addr, u32 offset, u32 val) | |
282 | { | |
283 | offset += cid_addr; | |
1b8227c4 | 284 | spin_lock_bh(&bp->indirect_lock); |
59b47d8a MC |
285 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
286 | int i; | |
287 | ||
288 | REG_WR(bp, BNX2_CTX_CTX_DATA, val); | |
289 | REG_WR(bp, BNX2_CTX_CTX_CTRL, | |
290 | offset | BNX2_CTX_CTX_CTRL_WRITE_REQ); | |
291 | for (i = 0; i < 5; i++) { | |
292 | u32 val; | |
293 | val = REG_RD(bp, BNX2_CTX_CTX_CTRL); | |
294 | if ((val & BNX2_CTX_CTX_CTRL_WRITE_REQ) == 0) | |
295 | break; | |
296 | udelay(5); | |
297 | } | |
298 | } else { | |
299 | REG_WR(bp, BNX2_CTX_DATA_ADR, offset); | |
300 | REG_WR(bp, BNX2_CTX_DATA, val); | |
301 | } | |
1b8227c4 | 302 | spin_unlock_bh(&bp->indirect_lock); |
b6016b76 MC |
303 | } |
304 | ||
305 | static int | |
306 | bnx2_read_phy(struct bnx2 *bp, u32 reg, u32 *val) | |
307 | { | |
308 | u32 val1; | |
309 | int i, ret; | |
310 | ||
583c28e5 | 311 | if (bp->phy_flags & BNX2_PHY_FLAG_INT_MODE_AUTO_POLLING) { |
b6016b76 MC |
312 | val1 = REG_RD(bp, BNX2_EMAC_MDIO_MODE); |
313 | val1 &= ~BNX2_EMAC_MDIO_MODE_AUTO_POLL; | |
314 | ||
315 | REG_WR(bp, BNX2_EMAC_MDIO_MODE, val1); | |
316 | REG_RD(bp, BNX2_EMAC_MDIO_MODE); | |
317 | ||
318 | udelay(40); | |
319 | } | |
320 | ||
321 | val1 = (bp->phy_addr << 21) | (reg << 16) | | |
322 | BNX2_EMAC_MDIO_COMM_COMMAND_READ | BNX2_EMAC_MDIO_COMM_DISEXT | | |
323 | BNX2_EMAC_MDIO_COMM_START_BUSY; | |
324 | REG_WR(bp, BNX2_EMAC_MDIO_COMM, val1); | |
325 | ||
326 | for (i = 0; i < 50; i++) { | |
327 | udelay(10); | |
328 | ||
329 | val1 = REG_RD(bp, BNX2_EMAC_MDIO_COMM); | |
330 | if (!(val1 & BNX2_EMAC_MDIO_COMM_START_BUSY)) { | |
331 | udelay(5); | |
332 | ||
333 | val1 = REG_RD(bp, BNX2_EMAC_MDIO_COMM); | |
334 | val1 &= BNX2_EMAC_MDIO_COMM_DATA; | |
335 | ||
336 | break; | |
337 | } | |
338 | } | |
339 | ||
340 | if (val1 & BNX2_EMAC_MDIO_COMM_START_BUSY) { | |
341 | *val = 0x0; | |
342 | ret = -EBUSY; | |
343 | } | |
344 | else { | |
345 | *val = val1; | |
346 | ret = 0; | |
347 | } | |
348 | ||
583c28e5 | 349 | if (bp->phy_flags & BNX2_PHY_FLAG_INT_MODE_AUTO_POLLING) { |
b6016b76 MC |
350 | val1 = REG_RD(bp, BNX2_EMAC_MDIO_MODE); |
351 | val1 |= BNX2_EMAC_MDIO_MODE_AUTO_POLL; | |
352 | ||
353 | REG_WR(bp, BNX2_EMAC_MDIO_MODE, val1); | |
354 | REG_RD(bp, BNX2_EMAC_MDIO_MODE); | |
355 | ||
356 | udelay(40); | |
357 | } | |
358 | ||
359 | return ret; | |
360 | } | |
361 | ||
362 | static int | |
363 | bnx2_write_phy(struct bnx2 *bp, u32 reg, u32 val) | |
364 | { | |
365 | u32 val1; | |
366 | int i, ret; | |
367 | ||
583c28e5 | 368 | if (bp->phy_flags & BNX2_PHY_FLAG_INT_MODE_AUTO_POLLING) { |
b6016b76 MC |
369 | val1 = REG_RD(bp, BNX2_EMAC_MDIO_MODE); |
370 | val1 &= ~BNX2_EMAC_MDIO_MODE_AUTO_POLL; | |
371 | ||
372 | REG_WR(bp, BNX2_EMAC_MDIO_MODE, val1); | |
373 | REG_RD(bp, BNX2_EMAC_MDIO_MODE); | |
374 | ||
375 | udelay(40); | |
376 | } | |
377 | ||
378 | val1 = (bp->phy_addr << 21) | (reg << 16) | val | | |
379 | BNX2_EMAC_MDIO_COMM_COMMAND_WRITE | | |
380 | BNX2_EMAC_MDIO_COMM_START_BUSY | BNX2_EMAC_MDIO_COMM_DISEXT; | |
381 | REG_WR(bp, BNX2_EMAC_MDIO_COMM, val1); | |
6aa20a22 | 382 | |
b6016b76 MC |
383 | for (i = 0; i < 50; i++) { |
384 | udelay(10); | |
385 | ||
386 | val1 = REG_RD(bp, BNX2_EMAC_MDIO_COMM); | |
387 | if (!(val1 & BNX2_EMAC_MDIO_COMM_START_BUSY)) { | |
388 | udelay(5); | |
389 | break; | |
390 | } | |
391 | } | |
392 | ||
393 | if (val1 & BNX2_EMAC_MDIO_COMM_START_BUSY) | |
394 | ret = -EBUSY; | |
395 | else | |
396 | ret = 0; | |
397 | ||
583c28e5 | 398 | if (bp->phy_flags & BNX2_PHY_FLAG_INT_MODE_AUTO_POLLING) { |
b6016b76 MC |
399 | val1 = REG_RD(bp, BNX2_EMAC_MDIO_MODE); |
400 | val1 |= BNX2_EMAC_MDIO_MODE_AUTO_POLL; | |
401 | ||
402 | REG_WR(bp, BNX2_EMAC_MDIO_MODE, val1); | |
403 | REG_RD(bp, BNX2_EMAC_MDIO_MODE); | |
404 | ||
405 | udelay(40); | |
406 | } | |
407 | ||
408 | return ret; | |
409 | } | |
410 | ||
411 | static void | |
412 | bnx2_disable_int(struct bnx2 *bp) | |
413 | { | |
b4b36042 MC |
414 | int i; |
415 | struct bnx2_napi *bnapi; | |
416 | ||
417 | for (i = 0; i < bp->irq_nvecs; i++) { | |
418 | bnapi = &bp->bnx2_napi[i]; | |
419 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, bnapi->int_num | | |
420 | BNX2_PCICFG_INT_ACK_CMD_MASK_INT); | |
421 | } | |
b6016b76 MC |
422 | REG_RD(bp, BNX2_PCICFG_INT_ACK_CMD); |
423 | } | |
424 | ||
425 | static void | |
426 | bnx2_enable_int(struct bnx2 *bp) | |
427 | { | |
b4b36042 MC |
428 | int i; |
429 | struct bnx2_napi *bnapi; | |
35efa7c1 | 430 | |
b4b36042 MC |
431 | for (i = 0; i < bp->irq_nvecs; i++) { |
432 | bnapi = &bp->bnx2_napi[i]; | |
1269a8a6 | 433 | |
b4b36042 MC |
434 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, bnapi->int_num | |
435 | BNX2_PCICFG_INT_ACK_CMD_INDEX_VALID | | |
436 | BNX2_PCICFG_INT_ACK_CMD_MASK_INT | | |
437 | bnapi->last_status_idx); | |
b6016b76 | 438 | |
b4b36042 MC |
439 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, bnapi->int_num | |
440 | BNX2_PCICFG_INT_ACK_CMD_INDEX_VALID | | |
441 | bnapi->last_status_idx); | |
442 | } | |
bf5295bb | 443 | REG_WR(bp, BNX2_HC_COMMAND, bp->hc_cmd | BNX2_HC_COMMAND_COAL_NOW); |
b6016b76 MC |
444 | } |
445 | ||
446 | static void | |
447 | bnx2_disable_int_sync(struct bnx2 *bp) | |
448 | { | |
b4b36042 MC |
449 | int i; |
450 | ||
b6016b76 MC |
451 | atomic_inc(&bp->intr_sem); |
452 | bnx2_disable_int(bp); | |
b4b36042 MC |
453 | for (i = 0; i < bp->irq_nvecs; i++) |
454 | synchronize_irq(bp->irq_tbl[i].vector); | |
b6016b76 MC |
455 | } |
456 | ||
35efa7c1 MC |
457 | static void |
458 | bnx2_napi_disable(struct bnx2 *bp) | |
459 | { | |
b4b36042 MC |
460 | int i; |
461 | ||
462 | for (i = 0; i < bp->irq_nvecs; i++) | |
463 | napi_disable(&bp->bnx2_napi[i].napi); | |
35efa7c1 MC |
464 | } |
465 | ||
466 | static void | |
467 | bnx2_napi_enable(struct bnx2 *bp) | |
468 | { | |
b4b36042 MC |
469 | int i; |
470 | ||
471 | for (i = 0; i < bp->irq_nvecs; i++) | |
472 | napi_enable(&bp->bnx2_napi[i].napi); | |
35efa7c1 MC |
473 | } |
474 | ||
b6016b76 MC |
475 | static void |
476 | bnx2_netif_stop(struct bnx2 *bp) | |
477 | { | |
478 | bnx2_disable_int_sync(bp); | |
479 | if (netif_running(bp->dev)) { | |
35efa7c1 | 480 | bnx2_napi_disable(bp); |
b6016b76 MC |
481 | netif_tx_disable(bp->dev); |
482 | bp->dev->trans_start = jiffies; /* prevent tx timeout */ | |
483 | } | |
484 | } | |
485 | ||
486 | static void | |
487 | bnx2_netif_start(struct bnx2 *bp) | |
488 | { | |
489 | if (atomic_dec_and_test(&bp->intr_sem)) { | |
490 | if (netif_running(bp->dev)) { | |
491 | netif_wake_queue(bp->dev); | |
35efa7c1 | 492 | bnx2_napi_enable(bp); |
b6016b76 MC |
493 | bnx2_enable_int(bp); |
494 | } | |
495 | } | |
496 | } | |
497 | ||
498 | static void | |
499 | bnx2_free_mem(struct bnx2 *bp) | |
500 | { | |
13daffa2 MC |
501 | int i; |
502 | ||
59b47d8a MC |
503 | for (i = 0; i < bp->ctx_pages; i++) { |
504 | if (bp->ctx_blk[i]) { | |
505 | pci_free_consistent(bp->pdev, BCM_PAGE_SIZE, | |
506 | bp->ctx_blk[i], | |
507 | bp->ctx_blk_mapping[i]); | |
508 | bp->ctx_blk[i] = NULL; | |
509 | } | |
510 | } | |
b6016b76 | 511 | if (bp->status_blk) { |
0f31f994 | 512 | pci_free_consistent(bp->pdev, bp->status_stats_size, |
b6016b76 MC |
513 | bp->status_blk, bp->status_blk_mapping); |
514 | bp->status_blk = NULL; | |
0f31f994 | 515 | bp->stats_blk = NULL; |
b6016b76 MC |
516 | } |
517 | if (bp->tx_desc_ring) { | |
e343d55c | 518 | pci_free_consistent(bp->pdev, TXBD_RING_SIZE, |
b6016b76 MC |
519 | bp->tx_desc_ring, bp->tx_desc_mapping); |
520 | bp->tx_desc_ring = NULL; | |
521 | } | |
b4558ea9 JJ |
522 | kfree(bp->tx_buf_ring); |
523 | bp->tx_buf_ring = NULL; | |
13daffa2 MC |
524 | for (i = 0; i < bp->rx_max_ring; i++) { |
525 | if (bp->rx_desc_ring[i]) | |
e343d55c | 526 | pci_free_consistent(bp->pdev, RXBD_RING_SIZE, |
13daffa2 MC |
527 | bp->rx_desc_ring[i], |
528 | bp->rx_desc_mapping[i]); | |
529 | bp->rx_desc_ring[i] = NULL; | |
530 | } | |
531 | vfree(bp->rx_buf_ring); | |
b4558ea9 | 532 | bp->rx_buf_ring = NULL; |
47bf4246 MC |
533 | for (i = 0; i < bp->rx_max_pg_ring; i++) { |
534 | if (bp->rx_pg_desc_ring[i]) | |
535 | pci_free_consistent(bp->pdev, RXBD_RING_SIZE, | |
536 | bp->rx_pg_desc_ring[i], | |
537 | bp->rx_pg_desc_mapping[i]); | |
538 | bp->rx_pg_desc_ring[i] = NULL; | |
539 | } | |
540 | if (bp->rx_pg_ring) | |
541 | vfree(bp->rx_pg_ring); | |
542 | bp->rx_pg_ring = NULL; | |
b6016b76 MC |
543 | } |
544 | ||
545 | static int | |
546 | bnx2_alloc_mem(struct bnx2 *bp) | |
547 | { | |
0f31f994 | 548 | int i, status_blk_size; |
13daffa2 | 549 | |
e343d55c | 550 | bp->tx_buf_ring = kzalloc(SW_TXBD_RING_SIZE, GFP_KERNEL); |
b6016b76 MC |
551 | if (bp->tx_buf_ring == NULL) |
552 | return -ENOMEM; | |
553 | ||
e343d55c | 554 | bp->tx_desc_ring = pci_alloc_consistent(bp->pdev, TXBD_RING_SIZE, |
b6016b76 MC |
555 | &bp->tx_desc_mapping); |
556 | if (bp->tx_desc_ring == NULL) | |
557 | goto alloc_mem_err; | |
558 | ||
e343d55c | 559 | bp->rx_buf_ring = vmalloc(SW_RXBD_RING_SIZE * bp->rx_max_ring); |
b6016b76 MC |
560 | if (bp->rx_buf_ring == NULL) |
561 | goto alloc_mem_err; | |
562 | ||
e343d55c | 563 | memset(bp->rx_buf_ring, 0, SW_RXBD_RING_SIZE * bp->rx_max_ring); |
13daffa2 MC |
564 | |
565 | for (i = 0; i < bp->rx_max_ring; i++) { | |
566 | bp->rx_desc_ring[i] = | |
e343d55c | 567 | pci_alloc_consistent(bp->pdev, RXBD_RING_SIZE, |
13daffa2 MC |
568 | &bp->rx_desc_mapping[i]); |
569 | if (bp->rx_desc_ring[i] == NULL) | |
570 | goto alloc_mem_err; | |
571 | ||
572 | } | |
b6016b76 | 573 | |
47bf4246 MC |
574 | if (bp->rx_pg_ring_size) { |
575 | bp->rx_pg_ring = vmalloc(SW_RXPG_RING_SIZE * | |
576 | bp->rx_max_pg_ring); | |
577 | if (bp->rx_pg_ring == NULL) | |
578 | goto alloc_mem_err; | |
579 | ||
580 | memset(bp->rx_pg_ring, 0, SW_RXPG_RING_SIZE * | |
581 | bp->rx_max_pg_ring); | |
582 | } | |
583 | ||
584 | for (i = 0; i < bp->rx_max_pg_ring; i++) { | |
585 | bp->rx_pg_desc_ring[i] = | |
586 | pci_alloc_consistent(bp->pdev, RXBD_RING_SIZE, | |
587 | &bp->rx_pg_desc_mapping[i]); | |
588 | if (bp->rx_pg_desc_ring[i] == NULL) | |
589 | goto alloc_mem_err; | |
590 | ||
591 | } | |
592 | ||
0f31f994 MC |
593 | /* Combine status and statistics blocks into one allocation. */ |
594 | status_blk_size = L1_CACHE_ALIGN(sizeof(struct status_block)); | |
f86e82fb | 595 | if (bp->flags & BNX2_FLAG_MSIX_CAP) |
b4b36042 MC |
596 | status_blk_size = L1_CACHE_ALIGN(BNX2_MAX_MSIX_HW_VEC * |
597 | BNX2_SBLK_MSIX_ALIGN_SIZE); | |
0f31f994 MC |
598 | bp->status_stats_size = status_blk_size + |
599 | sizeof(struct statistics_block); | |
600 | ||
601 | bp->status_blk = pci_alloc_consistent(bp->pdev, bp->status_stats_size, | |
b6016b76 MC |
602 | &bp->status_blk_mapping); |
603 | if (bp->status_blk == NULL) | |
604 | goto alloc_mem_err; | |
605 | ||
0f31f994 | 606 | memset(bp->status_blk, 0, bp->status_stats_size); |
b6016b76 | 607 | |
b4b36042 | 608 | bp->bnx2_napi[0].status_blk = bp->status_blk; |
f86e82fb | 609 | if (bp->flags & BNX2_FLAG_MSIX_CAP) { |
b4b36042 MC |
610 | for (i = 1; i < BNX2_MAX_MSIX_VEC; i++) { |
611 | struct bnx2_napi *bnapi = &bp->bnx2_napi[i]; | |
612 | ||
57851d84 | 613 | bnapi->status_blk_msix = (void *) |
b4b36042 MC |
614 | ((unsigned long) bp->status_blk + |
615 | BNX2_SBLK_MSIX_ALIGN_SIZE * i); | |
616 | bnapi->int_num = i << 24; | |
617 | } | |
618 | } | |
35efa7c1 | 619 | |
0f31f994 MC |
620 | bp->stats_blk = (void *) ((unsigned long) bp->status_blk + |
621 | status_blk_size); | |
b6016b76 | 622 | |
0f31f994 | 623 | bp->stats_blk_mapping = bp->status_blk_mapping + status_blk_size; |
b6016b76 | 624 | |
59b47d8a MC |
625 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
626 | bp->ctx_pages = 0x2000 / BCM_PAGE_SIZE; | |
627 | if (bp->ctx_pages == 0) | |
628 | bp->ctx_pages = 1; | |
629 | for (i = 0; i < bp->ctx_pages; i++) { | |
630 | bp->ctx_blk[i] = pci_alloc_consistent(bp->pdev, | |
631 | BCM_PAGE_SIZE, | |
632 | &bp->ctx_blk_mapping[i]); | |
633 | if (bp->ctx_blk[i] == NULL) | |
634 | goto alloc_mem_err; | |
635 | } | |
636 | } | |
b6016b76 MC |
637 | return 0; |
638 | ||
639 | alloc_mem_err: | |
640 | bnx2_free_mem(bp); | |
641 | return -ENOMEM; | |
642 | } | |
643 | ||
e3648b3d MC |
644 | static void |
645 | bnx2_report_fw_link(struct bnx2 *bp) | |
646 | { | |
647 | u32 fw_link_status = 0; | |
648 | ||
583c28e5 | 649 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) |
0d8a6571 MC |
650 | return; |
651 | ||
e3648b3d MC |
652 | if (bp->link_up) { |
653 | u32 bmsr; | |
654 | ||
655 | switch (bp->line_speed) { | |
656 | case SPEED_10: | |
657 | if (bp->duplex == DUPLEX_HALF) | |
658 | fw_link_status = BNX2_LINK_STATUS_10HALF; | |
659 | else | |
660 | fw_link_status = BNX2_LINK_STATUS_10FULL; | |
661 | break; | |
662 | case SPEED_100: | |
663 | if (bp->duplex == DUPLEX_HALF) | |
664 | fw_link_status = BNX2_LINK_STATUS_100HALF; | |
665 | else | |
666 | fw_link_status = BNX2_LINK_STATUS_100FULL; | |
667 | break; | |
668 | case SPEED_1000: | |
669 | if (bp->duplex == DUPLEX_HALF) | |
670 | fw_link_status = BNX2_LINK_STATUS_1000HALF; | |
671 | else | |
672 | fw_link_status = BNX2_LINK_STATUS_1000FULL; | |
673 | break; | |
674 | case SPEED_2500: | |
675 | if (bp->duplex == DUPLEX_HALF) | |
676 | fw_link_status = BNX2_LINK_STATUS_2500HALF; | |
677 | else | |
678 | fw_link_status = BNX2_LINK_STATUS_2500FULL; | |
679 | break; | |
680 | } | |
681 | ||
682 | fw_link_status |= BNX2_LINK_STATUS_LINK_UP; | |
683 | ||
684 | if (bp->autoneg) { | |
685 | fw_link_status |= BNX2_LINK_STATUS_AN_ENABLED; | |
686 | ||
ca58c3af MC |
687 | bnx2_read_phy(bp, bp->mii_bmsr, &bmsr); |
688 | bnx2_read_phy(bp, bp->mii_bmsr, &bmsr); | |
e3648b3d MC |
689 | |
690 | if (!(bmsr & BMSR_ANEGCOMPLETE) || | |
583c28e5 | 691 | bp->phy_flags & BNX2_PHY_FLAG_PARALLEL_DETECT) |
e3648b3d MC |
692 | fw_link_status |= BNX2_LINK_STATUS_PARALLEL_DET; |
693 | else | |
694 | fw_link_status |= BNX2_LINK_STATUS_AN_COMPLETE; | |
695 | } | |
696 | } | |
697 | else | |
698 | fw_link_status = BNX2_LINK_STATUS_LINK_DOWN; | |
699 | ||
2726d6e1 | 700 | bnx2_shmem_wr(bp, BNX2_LINK_STATUS, fw_link_status); |
e3648b3d MC |
701 | } |
702 | ||
9b1084b8 MC |
703 | static char * |
704 | bnx2_xceiver_str(struct bnx2 *bp) | |
705 | { | |
706 | return ((bp->phy_port == PORT_FIBRE) ? "SerDes" : | |
583c28e5 | 707 | ((bp->phy_flags & BNX2_PHY_FLAG_SERDES) ? "Remote Copper" : |
9b1084b8 MC |
708 | "Copper")); |
709 | } | |
710 | ||
b6016b76 MC |
711 | static void |
712 | bnx2_report_link(struct bnx2 *bp) | |
713 | { | |
714 | if (bp->link_up) { | |
715 | netif_carrier_on(bp->dev); | |
9b1084b8 MC |
716 | printk(KERN_INFO PFX "%s NIC %s Link is Up, ", bp->dev->name, |
717 | bnx2_xceiver_str(bp)); | |
b6016b76 MC |
718 | |
719 | printk("%d Mbps ", bp->line_speed); | |
720 | ||
721 | if (bp->duplex == DUPLEX_FULL) | |
722 | printk("full duplex"); | |
723 | else | |
724 | printk("half duplex"); | |
725 | ||
726 | if (bp->flow_ctrl) { | |
727 | if (bp->flow_ctrl & FLOW_CTRL_RX) { | |
728 | printk(", receive "); | |
729 | if (bp->flow_ctrl & FLOW_CTRL_TX) | |
730 | printk("& transmit "); | |
731 | } | |
732 | else { | |
733 | printk(", transmit "); | |
734 | } | |
735 | printk("flow control ON"); | |
736 | } | |
737 | printk("\n"); | |
738 | } | |
739 | else { | |
740 | netif_carrier_off(bp->dev); | |
9b1084b8 MC |
741 | printk(KERN_ERR PFX "%s NIC %s Link is Down\n", bp->dev->name, |
742 | bnx2_xceiver_str(bp)); | |
b6016b76 | 743 | } |
e3648b3d MC |
744 | |
745 | bnx2_report_fw_link(bp); | |
b6016b76 MC |
746 | } |
747 | ||
748 | static void | |
749 | bnx2_resolve_flow_ctrl(struct bnx2 *bp) | |
750 | { | |
751 | u32 local_adv, remote_adv; | |
752 | ||
753 | bp->flow_ctrl = 0; | |
6aa20a22 | 754 | if ((bp->autoneg & (AUTONEG_SPEED | AUTONEG_FLOW_CTRL)) != |
b6016b76 MC |
755 | (AUTONEG_SPEED | AUTONEG_FLOW_CTRL)) { |
756 | ||
757 | if (bp->duplex == DUPLEX_FULL) { | |
758 | bp->flow_ctrl = bp->req_flow_ctrl; | |
759 | } | |
760 | return; | |
761 | } | |
762 | ||
763 | if (bp->duplex != DUPLEX_FULL) { | |
764 | return; | |
765 | } | |
766 | ||
583c28e5 | 767 | if ((bp->phy_flags & BNX2_PHY_FLAG_SERDES) && |
5b0c76ad MC |
768 | (CHIP_NUM(bp) == CHIP_NUM_5708)) { |
769 | u32 val; | |
770 | ||
771 | bnx2_read_phy(bp, BCM5708S_1000X_STAT1, &val); | |
772 | if (val & BCM5708S_1000X_STAT1_TX_PAUSE) | |
773 | bp->flow_ctrl |= FLOW_CTRL_TX; | |
774 | if (val & BCM5708S_1000X_STAT1_RX_PAUSE) | |
775 | bp->flow_ctrl |= FLOW_CTRL_RX; | |
776 | return; | |
777 | } | |
778 | ||
ca58c3af MC |
779 | bnx2_read_phy(bp, bp->mii_adv, &local_adv); |
780 | bnx2_read_phy(bp, bp->mii_lpa, &remote_adv); | |
b6016b76 | 781 | |
583c28e5 | 782 | if (bp->phy_flags & BNX2_PHY_FLAG_SERDES) { |
b6016b76 MC |
783 | u32 new_local_adv = 0; |
784 | u32 new_remote_adv = 0; | |
785 | ||
786 | if (local_adv & ADVERTISE_1000XPAUSE) | |
787 | new_local_adv |= ADVERTISE_PAUSE_CAP; | |
788 | if (local_adv & ADVERTISE_1000XPSE_ASYM) | |
789 | new_local_adv |= ADVERTISE_PAUSE_ASYM; | |
790 | if (remote_adv & ADVERTISE_1000XPAUSE) | |
791 | new_remote_adv |= ADVERTISE_PAUSE_CAP; | |
792 | if (remote_adv & ADVERTISE_1000XPSE_ASYM) | |
793 | new_remote_adv |= ADVERTISE_PAUSE_ASYM; | |
794 | ||
795 | local_adv = new_local_adv; | |
796 | remote_adv = new_remote_adv; | |
797 | } | |
798 | ||
799 | /* See Table 28B-3 of 802.3ab-1999 spec. */ | |
800 | if (local_adv & ADVERTISE_PAUSE_CAP) { | |
801 | if(local_adv & ADVERTISE_PAUSE_ASYM) { | |
802 | if (remote_adv & ADVERTISE_PAUSE_CAP) { | |
803 | bp->flow_ctrl = FLOW_CTRL_TX | FLOW_CTRL_RX; | |
804 | } | |
805 | else if (remote_adv & ADVERTISE_PAUSE_ASYM) { | |
806 | bp->flow_ctrl = FLOW_CTRL_RX; | |
807 | } | |
808 | } | |
809 | else { | |
810 | if (remote_adv & ADVERTISE_PAUSE_CAP) { | |
811 | bp->flow_ctrl = FLOW_CTRL_TX | FLOW_CTRL_RX; | |
812 | } | |
813 | } | |
814 | } | |
815 | else if (local_adv & ADVERTISE_PAUSE_ASYM) { | |
816 | if ((remote_adv & ADVERTISE_PAUSE_CAP) && | |
817 | (remote_adv & ADVERTISE_PAUSE_ASYM)) { | |
818 | ||
819 | bp->flow_ctrl = FLOW_CTRL_TX; | |
820 | } | |
821 | } | |
822 | } | |
823 | ||
27a005b8 MC |
824 | static int |
825 | bnx2_5709s_linkup(struct bnx2 *bp) | |
826 | { | |
827 | u32 val, speed; | |
828 | ||
829 | bp->link_up = 1; | |
830 | ||
831 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_GP_STATUS); | |
832 | bnx2_read_phy(bp, MII_BNX2_GP_TOP_AN_STATUS1, &val); | |
833 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_COMBO_IEEEB0); | |
834 | ||
835 | if ((bp->autoneg & AUTONEG_SPEED) == 0) { | |
836 | bp->line_speed = bp->req_line_speed; | |
837 | bp->duplex = bp->req_duplex; | |
838 | return 0; | |
839 | } | |
840 | speed = val & MII_BNX2_GP_TOP_AN_SPEED_MSK; | |
841 | switch (speed) { | |
842 | case MII_BNX2_GP_TOP_AN_SPEED_10: | |
843 | bp->line_speed = SPEED_10; | |
844 | break; | |
845 | case MII_BNX2_GP_TOP_AN_SPEED_100: | |
846 | bp->line_speed = SPEED_100; | |
847 | break; | |
848 | case MII_BNX2_GP_TOP_AN_SPEED_1G: | |
849 | case MII_BNX2_GP_TOP_AN_SPEED_1GKV: | |
850 | bp->line_speed = SPEED_1000; | |
851 | break; | |
852 | case MII_BNX2_GP_TOP_AN_SPEED_2_5G: | |
853 | bp->line_speed = SPEED_2500; | |
854 | break; | |
855 | } | |
856 | if (val & MII_BNX2_GP_TOP_AN_FD) | |
857 | bp->duplex = DUPLEX_FULL; | |
858 | else | |
859 | bp->duplex = DUPLEX_HALF; | |
860 | return 0; | |
861 | } | |
862 | ||
b6016b76 | 863 | static int |
5b0c76ad MC |
864 | bnx2_5708s_linkup(struct bnx2 *bp) |
865 | { | |
866 | u32 val; | |
867 | ||
868 | bp->link_up = 1; | |
869 | bnx2_read_phy(bp, BCM5708S_1000X_STAT1, &val); | |
870 | switch (val & BCM5708S_1000X_STAT1_SPEED_MASK) { | |
871 | case BCM5708S_1000X_STAT1_SPEED_10: | |
872 | bp->line_speed = SPEED_10; | |
873 | break; | |
874 | case BCM5708S_1000X_STAT1_SPEED_100: | |
875 | bp->line_speed = SPEED_100; | |
876 | break; | |
877 | case BCM5708S_1000X_STAT1_SPEED_1G: | |
878 | bp->line_speed = SPEED_1000; | |
879 | break; | |
880 | case BCM5708S_1000X_STAT1_SPEED_2G5: | |
881 | bp->line_speed = SPEED_2500; | |
882 | break; | |
883 | } | |
884 | if (val & BCM5708S_1000X_STAT1_FD) | |
885 | bp->duplex = DUPLEX_FULL; | |
886 | else | |
887 | bp->duplex = DUPLEX_HALF; | |
888 | ||
889 | return 0; | |
890 | } | |
891 | ||
892 | static int | |
893 | bnx2_5706s_linkup(struct bnx2 *bp) | |
b6016b76 MC |
894 | { |
895 | u32 bmcr, local_adv, remote_adv, common; | |
896 | ||
897 | bp->link_up = 1; | |
898 | bp->line_speed = SPEED_1000; | |
899 | ||
ca58c3af | 900 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
b6016b76 MC |
901 | if (bmcr & BMCR_FULLDPLX) { |
902 | bp->duplex = DUPLEX_FULL; | |
903 | } | |
904 | else { | |
905 | bp->duplex = DUPLEX_HALF; | |
906 | } | |
907 | ||
908 | if (!(bmcr & BMCR_ANENABLE)) { | |
909 | return 0; | |
910 | } | |
911 | ||
ca58c3af MC |
912 | bnx2_read_phy(bp, bp->mii_adv, &local_adv); |
913 | bnx2_read_phy(bp, bp->mii_lpa, &remote_adv); | |
b6016b76 MC |
914 | |
915 | common = local_adv & remote_adv; | |
916 | if (common & (ADVERTISE_1000XHALF | ADVERTISE_1000XFULL)) { | |
917 | ||
918 | if (common & ADVERTISE_1000XFULL) { | |
919 | bp->duplex = DUPLEX_FULL; | |
920 | } | |
921 | else { | |
922 | bp->duplex = DUPLEX_HALF; | |
923 | } | |
924 | } | |
925 | ||
926 | return 0; | |
927 | } | |
928 | ||
929 | static int | |
930 | bnx2_copper_linkup(struct bnx2 *bp) | |
931 | { | |
932 | u32 bmcr; | |
933 | ||
ca58c3af | 934 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
b6016b76 MC |
935 | if (bmcr & BMCR_ANENABLE) { |
936 | u32 local_adv, remote_adv, common; | |
937 | ||
938 | bnx2_read_phy(bp, MII_CTRL1000, &local_adv); | |
939 | bnx2_read_phy(bp, MII_STAT1000, &remote_adv); | |
940 | ||
941 | common = local_adv & (remote_adv >> 2); | |
942 | if (common & ADVERTISE_1000FULL) { | |
943 | bp->line_speed = SPEED_1000; | |
944 | bp->duplex = DUPLEX_FULL; | |
945 | } | |
946 | else if (common & ADVERTISE_1000HALF) { | |
947 | bp->line_speed = SPEED_1000; | |
948 | bp->duplex = DUPLEX_HALF; | |
949 | } | |
950 | else { | |
ca58c3af MC |
951 | bnx2_read_phy(bp, bp->mii_adv, &local_adv); |
952 | bnx2_read_phy(bp, bp->mii_lpa, &remote_adv); | |
b6016b76 MC |
953 | |
954 | common = local_adv & remote_adv; | |
955 | if (common & ADVERTISE_100FULL) { | |
956 | bp->line_speed = SPEED_100; | |
957 | bp->duplex = DUPLEX_FULL; | |
958 | } | |
959 | else if (common & ADVERTISE_100HALF) { | |
960 | bp->line_speed = SPEED_100; | |
961 | bp->duplex = DUPLEX_HALF; | |
962 | } | |
963 | else if (common & ADVERTISE_10FULL) { | |
964 | bp->line_speed = SPEED_10; | |
965 | bp->duplex = DUPLEX_FULL; | |
966 | } | |
967 | else if (common & ADVERTISE_10HALF) { | |
968 | bp->line_speed = SPEED_10; | |
969 | bp->duplex = DUPLEX_HALF; | |
970 | } | |
971 | else { | |
972 | bp->line_speed = 0; | |
973 | bp->link_up = 0; | |
974 | } | |
975 | } | |
976 | } | |
977 | else { | |
978 | if (bmcr & BMCR_SPEED100) { | |
979 | bp->line_speed = SPEED_100; | |
980 | } | |
981 | else { | |
982 | bp->line_speed = SPEED_10; | |
983 | } | |
984 | if (bmcr & BMCR_FULLDPLX) { | |
985 | bp->duplex = DUPLEX_FULL; | |
986 | } | |
987 | else { | |
988 | bp->duplex = DUPLEX_HALF; | |
989 | } | |
990 | } | |
991 | ||
992 | return 0; | |
993 | } | |
994 | ||
83e3fc89 MC |
995 | static void |
996 | bnx2_init_rx_context0(struct bnx2 *bp) | |
997 | { | |
998 | u32 val, rx_cid_addr = GET_CID_ADDR(RX_CID); | |
999 | ||
1000 | val = BNX2_L2CTX_CTX_TYPE_CTX_BD_CHN_TYPE_VALUE; | |
1001 | val |= BNX2_L2CTX_CTX_TYPE_SIZE_L2; | |
1002 | val |= 0x02 << 8; | |
1003 | ||
1004 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { | |
1005 | u32 lo_water, hi_water; | |
1006 | ||
1007 | if (bp->flow_ctrl & FLOW_CTRL_TX) | |
1008 | lo_water = BNX2_L2CTX_LO_WATER_MARK_DEFAULT; | |
1009 | else | |
1010 | lo_water = BNX2_L2CTX_LO_WATER_MARK_DIS; | |
1011 | if (lo_water >= bp->rx_ring_size) | |
1012 | lo_water = 0; | |
1013 | ||
1014 | hi_water = bp->rx_ring_size / 4; | |
1015 | ||
1016 | if (hi_water <= lo_water) | |
1017 | lo_water = 0; | |
1018 | ||
1019 | hi_water /= BNX2_L2CTX_HI_WATER_MARK_SCALE; | |
1020 | lo_water /= BNX2_L2CTX_LO_WATER_MARK_SCALE; | |
1021 | ||
1022 | if (hi_water > 0xf) | |
1023 | hi_water = 0xf; | |
1024 | else if (hi_water == 0) | |
1025 | lo_water = 0; | |
1026 | val |= lo_water | (hi_water << BNX2_L2CTX_HI_WATER_MARK_SHIFT); | |
1027 | } | |
1028 | bnx2_ctx_wr(bp, rx_cid_addr, BNX2_L2CTX_CTX_TYPE, val); | |
1029 | } | |
1030 | ||
b6016b76 MC |
1031 | static int |
1032 | bnx2_set_mac_link(struct bnx2 *bp) | |
1033 | { | |
1034 | u32 val; | |
1035 | ||
1036 | REG_WR(bp, BNX2_EMAC_TX_LENGTHS, 0x2620); | |
1037 | if (bp->link_up && (bp->line_speed == SPEED_1000) && | |
1038 | (bp->duplex == DUPLEX_HALF)) { | |
1039 | REG_WR(bp, BNX2_EMAC_TX_LENGTHS, 0x26ff); | |
1040 | } | |
1041 | ||
1042 | /* Configure the EMAC mode register. */ | |
1043 | val = REG_RD(bp, BNX2_EMAC_MODE); | |
1044 | ||
1045 | val &= ~(BNX2_EMAC_MODE_PORT | BNX2_EMAC_MODE_HALF_DUPLEX | | |
5b0c76ad | 1046 | BNX2_EMAC_MODE_MAC_LOOP | BNX2_EMAC_MODE_FORCE_LINK | |
59b47d8a | 1047 | BNX2_EMAC_MODE_25G_MODE); |
b6016b76 MC |
1048 | |
1049 | if (bp->link_up) { | |
5b0c76ad MC |
1050 | switch (bp->line_speed) { |
1051 | case SPEED_10: | |
59b47d8a MC |
1052 | if (CHIP_NUM(bp) != CHIP_NUM_5706) { |
1053 | val |= BNX2_EMAC_MODE_PORT_MII_10M; | |
5b0c76ad MC |
1054 | break; |
1055 | } | |
1056 | /* fall through */ | |
1057 | case SPEED_100: | |
1058 | val |= BNX2_EMAC_MODE_PORT_MII; | |
1059 | break; | |
1060 | case SPEED_2500: | |
59b47d8a | 1061 | val |= BNX2_EMAC_MODE_25G_MODE; |
5b0c76ad MC |
1062 | /* fall through */ |
1063 | case SPEED_1000: | |
1064 | val |= BNX2_EMAC_MODE_PORT_GMII; | |
1065 | break; | |
1066 | } | |
b6016b76 MC |
1067 | } |
1068 | else { | |
1069 | val |= BNX2_EMAC_MODE_PORT_GMII; | |
1070 | } | |
1071 | ||
1072 | /* Set the MAC to operate in the appropriate duplex mode. */ | |
1073 | if (bp->duplex == DUPLEX_HALF) | |
1074 | val |= BNX2_EMAC_MODE_HALF_DUPLEX; | |
1075 | REG_WR(bp, BNX2_EMAC_MODE, val); | |
1076 | ||
1077 | /* Enable/disable rx PAUSE. */ | |
1078 | bp->rx_mode &= ~BNX2_EMAC_RX_MODE_FLOW_EN; | |
1079 | ||
1080 | if (bp->flow_ctrl & FLOW_CTRL_RX) | |
1081 | bp->rx_mode |= BNX2_EMAC_RX_MODE_FLOW_EN; | |
1082 | REG_WR(bp, BNX2_EMAC_RX_MODE, bp->rx_mode); | |
1083 | ||
1084 | /* Enable/disable tx PAUSE. */ | |
1085 | val = REG_RD(bp, BNX2_EMAC_TX_MODE); | |
1086 | val &= ~BNX2_EMAC_TX_MODE_FLOW_EN; | |
1087 | ||
1088 | if (bp->flow_ctrl & FLOW_CTRL_TX) | |
1089 | val |= BNX2_EMAC_TX_MODE_FLOW_EN; | |
1090 | REG_WR(bp, BNX2_EMAC_TX_MODE, val); | |
1091 | ||
1092 | /* Acknowledge the interrupt. */ | |
1093 | REG_WR(bp, BNX2_EMAC_STATUS, BNX2_EMAC_STATUS_LINK_CHANGE); | |
1094 | ||
83e3fc89 MC |
1095 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
1096 | bnx2_init_rx_context0(bp); | |
1097 | ||
b6016b76 MC |
1098 | return 0; |
1099 | } | |
1100 | ||
27a005b8 MC |
1101 | static void |
1102 | bnx2_enable_bmsr1(struct bnx2 *bp) | |
1103 | { | |
583c28e5 | 1104 | if ((bp->phy_flags & BNX2_PHY_FLAG_SERDES) && |
27a005b8 MC |
1105 | (CHIP_NUM(bp) == CHIP_NUM_5709)) |
1106 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, | |
1107 | MII_BNX2_BLK_ADDR_GP_STATUS); | |
1108 | } | |
1109 | ||
1110 | static void | |
1111 | bnx2_disable_bmsr1(struct bnx2 *bp) | |
1112 | { | |
583c28e5 | 1113 | if ((bp->phy_flags & BNX2_PHY_FLAG_SERDES) && |
27a005b8 MC |
1114 | (CHIP_NUM(bp) == CHIP_NUM_5709)) |
1115 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, | |
1116 | MII_BNX2_BLK_ADDR_COMBO_IEEEB0); | |
1117 | } | |
1118 | ||
605a9e20 MC |
1119 | static int |
1120 | bnx2_test_and_enable_2g5(struct bnx2 *bp) | |
1121 | { | |
1122 | u32 up1; | |
1123 | int ret = 1; | |
1124 | ||
583c28e5 | 1125 | if (!(bp->phy_flags & BNX2_PHY_FLAG_2_5G_CAPABLE)) |
605a9e20 MC |
1126 | return 0; |
1127 | ||
1128 | if (bp->autoneg & AUTONEG_SPEED) | |
1129 | bp->advertising |= ADVERTISED_2500baseX_Full; | |
1130 | ||
27a005b8 MC |
1131 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
1132 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_OVER1G); | |
1133 | ||
605a9e20 MC |
1134 | bnx2_read_phy(bp, bp->mii_up1, &up1); |
1135 | if (!(up1 & BCM5708S_UP1_2G5)) { | |
1136 | up1 |= BCM5708S_UP1_2G5; | |
1137 | bnx2_write_phy(bp, bp->mii_up1, up1); | |
1138 | ret = 0; | |
1139 | } | |
1140 | ||
27a005b8 MC |
1141 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
1142 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, | |
1143 | MII_BNX2_BLK_ADDR_COMBO_IEEEB0); | |
1144 | ||
605a9e20 MC |
1145 | return ret; |
1146 | } | |
1147 | ||
1148 | static int | |
1149 | bnx2_test_and_disable_2g5(struct bnx2 *bp) | |
1150 | { | |
1151 | u32 up1; | |
1152 | int ret = 0; | |
1153 | ||
583c28e5 | 1154 | if (!(bp->phy_flags & BNX2_PHY_FLAG_2_5G_CAPABLE)) |
605a9e20 MC |
1155 | return 0; |
1156 | ||
27a005b8 MC |
1157 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
1158 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_OVER1G); | |
1159 | ||
605a9e20 MC |
1160 | bnx2_read_phy(bp, bp->mii_up1, &up1); |
1161 | if (up1 & BCM5708S_UP1_2G5) { | |
1162 | up1 &= ~BCM5708S_UP1_2G5; | |
1163 | bnx2_write_phy(bp, bp->mii_up1, up1); | |
1164 | ret = 1; | |
1165 | } | |
1166 | ||
27a005b8 MC |
1167 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
1168 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, | |
1169 | MII_BNX2_BLK_ADDR_COMBO_IEEEB0); | |
1170 | ||
605a9e20 MC |
1171 | return ret; |
1172 | } | |
1173 | ||
1174 | static void | |
1175 | bnx2_enable_forced_2g5(struct bnx2 *bp) | |
1176 | { | |
1177 | u32 bmcr; | |
1178 | ||
583c28e5 | 1179 | if (!(bp->phy_flags & BNX2_PHY_FLAG_2_5G_CAPABLE)) |
605a9e20 MC |
1180 | return; |
1181 | ||
27a005b8 MC |
1182 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
1183 | u32 val; | |
1184 | ||
1185 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, | |
1186 | MII_BNX2_BLK_ADDR_SERDES_DIG); | |
1187 | bnx2_read_phy(bp, MII_BNX2_SERDES_DIG_MISC1, &val); | |
1188 | val &= ~MII_BNX2_SD_MISC1_FORCE_MSK; | |
1189 | val |= MII_BNX2_SD_MISC1_FORCE | MII_BNX2_SD_MISC1_FORCE_2_5G; | |
1190 | bnx2_write_phy(bp, MII_BNX2_SERDES_DIG_MISC1, val); | |
1191 | ||
1192 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, | |
1193 | MII_BNX2_BLK_ADDR_COMBO_IEEEB0); | |
1194 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); | |
1195 | ||
1196 | } else if (CHIP_NUM(bp) == CHIP_NUM_5708) { | |
605a9e20 MC |
1197 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
1198 | bmcr |= BCM5708S_BMCR_FORCE_2500; | |
1199 | } | |
1200 | ||
1201 | if (bp->autoneg & AUTONEG_SPEED) { | |
1202 | bmcr &= ~BMCR_ANENABLE; | |
1203 | if (bp->req_duplex == DUPLEX_FULL) | |
1204 | bmcr |= BMCR_FULLDPLX; | |
1205 | } | |
1206 | bnx2_write_phy(bp, bp->mii_bmcr, bmcr); | |
1207 | } | |
1208 | ||
1209 | static void | |
1210 | bnx2_disable_forced_2g5(struct bnx2 *bp) | |
1211 | { | |
1212 | u32 bmcr; | |
1213 | ||
583c28e5 | 1214 | if (!(bp->phy_flags & BNX2_PHY_FLAG_2_5G_CAPABLE)) |
605a9e20 MC |
1215 | return; |
1216 | ||
27a005b8 MC |
1217 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
1218 | u32 val; | |
1219 | ||
1220 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, | |
1221 | MII_BNX2_BLK_ADDR_SERDES_DIG); | |
1222 | bnx2_read_phy(bp, MII_BNX2_SERDES_DIG_MISC1, &val); | |
1223 | val &= ~MII_BNX2_SD_MISC1_FORCE; | |
1224 | bnx2_write_phy(bp, MII_BNX2_SERDES_DIG_MISC1, val); | |
1225 | ||
1226 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, | |
1227 | MII_BNX2_BLK_ADDR_COMBO_IEEEB0); | |
1228 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); | |
1229 | ||
1230 | } else if (CHIP_NUM(bp) == CHIP_NUM_5708) { | |
605a9e20 MC |
1231 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
1232 | bmcr &= ~BCM5708S_BMCR_FORCE_2500; | |
1233 | } | |
1234 | ||
1235 | if (bp->autoneg & AUTONEG_SPEED) | |
1236 | bmcr |= BMCR_SPEED1000 | BMCR_ANENABLE | BMCR_ANRESTART; | |
1237 | bnx2_write_phy(bp, bp->mii_bmcr, bmcr); | |
1238 | } | |
1239 | ||
b2fadeae MC |
1240 | static void |
1241 | bnx2_5706s_force_link_dn(struct bnx2 *bp, int start) | |
1242 | { | |
1243 | u32 val; | |
1244 | ||
1245 | bnx2_write_phy(bp, MII_BNX2_DSP_ADDRESS, MII_EXPAND_SERDES_CTL); | |
1246 | bnx2_read_phy(bp, MII_BNX2_DSP_RW_PORT, &val); | |
1247 | if (start) | |
1248 | bnx2_write_phy(bp, MII_BNX2_DSP_RW_PORT, val & 0xff0f); | |
1249 | else | |
1250 | bnx2_write_phy(bp, MII_BNX2_DSP_RW_PORT, val | 0xc0); | |
1251 | } | |
1252 | ||
b6016b76 MC |
1253 | static int |
1254 | bnx2_set_link(struct bnx2 *bp) | |
1255 | { | |
1256 | u32 bmsr; | |
1257 | u8 link_up; | |
1258 | ||
80be4434 | 1259 | if (bp->loopback == MAC_LOOPBACK || bp->loopback == PHY_LOOPBACK) { |
b6016b76 MC |
1260 | bp->link_up = 1; |
1261 | return 0; | |
1262 | } | |
1263 | ||
583c28e5 | 1264 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) |
0d8a6571 MC |
1265 | return 0; |
1266 | ||
b6016b76 MC |
1267 | link_up = bp->link_up; |
1268 | ||
27a005b8 MC |
1269 | bnx2_enable_bmsr1(bp); |
1270 | bnx2_read_phy(bp, bp->mii_bmsr1, &bmsr); | |
1271 | bnx2_read_phy(bp, bp->mii_bmsr1, &bmsr); | |
1272 | bnx2_disable_bmsr1(bp); | |
b6016b76 | 1273 | |
583c28e5 | 1274 | if ((bp->phy_flags & BNX2_PHY_FLAG_SERDES) && |
b6016b76 | 1275 | (CHIP_NUM(bp) == CHIP_NUM_5706)) { |
a2724e25 | 1276 | u32 val, an_dbg; |
b6016b76 | 1277 | |
583c28e5 | 1278 | if (bp->phy_flags & BNX2_PHY_FLAG_FORCED_DOWN) { |
b2fadeae | 1279 | bnx2_5706s_force_link_dn(bp, 0); |
583c28e5 | 1280 | bp->phy_flags &= ~BNX2_PHY_FLAG_FORCED_DOWN; |
b2fadeae | 1281 | } |
b6016b76 | 1282 | val = REG_RD(bp, BNX2_EMAC_STATUS); |
a2724e25 MC |
1283 | |
1284 | bnx2_write_phy(bp, MII_BNX2_MISC_SHADOW, MISC_SHDW_AN_DBG); | |
1285 | bnx2_read_phy(bp, MII_BNX2_MISC_SHADOW, &an_dbg); | |
1286 | bnx2_read_phy(bp, MII_BNX2_MISC_SHADOW, &an_dbg); | |
1287 | ||
1288 | if ((val & BNX2_EMAC_STATUS_LINK) && | |
1289 | !(an_dbg & MISC_SHDW_AN_DBG_NOSYNC)) | |
b6016b76 MC |
1290 | bmsr |= BMSR_LSTATUS; |
1291 | else | |
1292 | bmsr &= ~BMSR_LSTATUS; | |
1293 | } | |
1294 | ||
1295 | if (bmsr & BMSR_LSTATUS) { | |
1296 | bp->link_up = 1; | |
1297 | ||
583c28e5 | 1298 | if (bp->phy_flags & BNX2_PHY_FLAG_SERDES) { |
5b0c76ad MC |
1299 | if (CHIP_NUM(bp) == CHIP_NUM_5706) |
1300 | bnx2_5706s_linkup(bp); | |
1301 | else if (CHIP_NUM(bp) == CHIP_NUM_5708) | |
1302 | bnx2_5708s_linkup(bp); | |
27a005b8 MC |
1303 | else if (CHIP_NUM(bp) == CHIP_NUM_5709) |
1304 | bnx2_5709s_linkup(bp); | |
b6016b76 MC |
1305 | } |
1306 | else { | |
1307 | bnx2_copper_linkup(bp); | |
1308 | } | |
1309 | bnx2_resolve_flow_ctrl(bp); | |
1310 | } | |
1311 | else { | |
583c28e5 | 1312 | if ((bp->phy_flags & BNX2_PHY_FLAG_SERDES) && |
605a9e20 MC |
1313 | (bp->autoneg & AUTONEG_SPEED)) |
1314 | bnx2_disable_forced_2g5(bp); | |
b6016b76 | 1315 | |
583c28e5 | 1316 | if (bp->phy_flags & BNX2_PHY_FLAG_PARALLEL_DETECT) { |
b2fadeae MC |
1317 | u32 bmcr; |
1318 | ||
1319 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); | |
1320 | bmcr |= BMCR_ANENABLE; | |
1321 | bnx2_write_phy(bp, bp->mii_bmcr, bmcr); | |
1322 | ||
583c28e5 | 1323 | bp->phy_flags &= ~BNX2_PHY_FLAG_PARALLEL_DETECT; |
b2fadeae | 1324 | } |
b6016b76 MC |
1325 | bp->link_up = 0; |
1326 | } | |
1327 | ||
1328 | if (bp->link_up != link_up) { | |
1329 | bnx2_report_link(bp); | |
1330 | } | |
1331 | ||
1332 | bnx2_set_mac_link(bp); | |
1333 | ||
1334 | return 0; | |
1335 | } | |
1336 | ||
1337 | static int | |
1338 | bnx2_reset_phy(struct bnx2 *bp) | |
1339 | { | |
1340 | int i; | |
1341 | u32 reg; | |
1342 | ||
ca58c3af | 1343 | bnx2_write_phy(bp, bp->mii_bmcr, BMCR_RESET); |
b6016b76 MC |
1344 | |
1345 | #define PHY_RESET_MAX_WAIT 100 | |
1346 | for (i = 0; i < PHY_RESET_MAX_WAIT; i++) { | |
1347 | udelay(10); | |
1348 | ||
ca58c3af | 1349 | bnx2_read_phy(bp, bp->mii_bmcr, ®); |
b6016b76 MC |
1350 | if (!(reg & BMCR_RESET)) { |
1351 | udelay(20); | |
1352 | break; | |
1353 | } | |
1354 | } | |
1355 | if (i == PHY_RESET_MAX_WAIT) { | |
1356 | return -EBUSY; | |
1357 | } | |
1358 | return 0; | |
1359 | } | |
1360 | ||
1361 | static u32 | |
1362 | bnx2_phy_get_pause_adv(struct bnx2 *bp) | |
1363 | { | |
1364 | u32 adv = 0; | |
1365 | ||
1366 | if ((bp->req_flow_ctrl & (FLOW_CTRL_RX | FLOW_CTRL_TX)) == | |
1367 | (FLOW_CTRL_RX | FLOW_CTRL_TX)) { | |
1368 | ||
583c28e5 | 1369 | if (bp->phy_flags & BNX2_PHY_FLAG_SERDES) { |
b6016b76 MC |
1370 | adv = ADVERTISE_1000XPAUSE; |
1371 | } | |
1372 | else { | |
1373 | adv = ADVERTISE_PAUSE_CAP; | |
1374 | } | |
1375 | } | |
1376 | else if (bp->req_flow_ctrl & FLOW_CTRL_TX) { | |
583c28e5 | 1377 | if (bp->phy_flags & BNX2_PHY_FLAG_SERDES) { |
b6016b76 MC |
1378 | adv = ADVERTISE_1000XPSE_ASYM; |
1379 | } | |
1380 | else { | |
1381 | adv = ADVERTISE_PAUSE_ASYM; | |
1382 | } | |
1383 | } | |
1384 | else if (bp->req_flow_ctrl & FLOW_CTRL_RX) { | |
583c28e5 | 1385 | if (bp->phy_flags & BNX2_PHY_FLAG_SERDES) { |
b6016b76 MC |
1386 | adv = ADVERTISE_1000XPAUSE | ADVERTISE_1000XPSE_ASYM; |
1387 | } | |
1388 | else { | |
1389 | adv = ADVERTISE_PAUSE_CAP | ADVERTISE_PAUSE_ASYM; | |
1390 | } | |
1391 | } | |
1392 | return adv; | |
1393 | } | |
1394 | ||
0d8a6571 MC |
1395 | static int bnx2_fw_sync(struct bnx2 *, u32, int); |
1396 | ||
b6016b76 | 1397 | static int |
0d8a6571 MC |
1398 | bnx2_setup_remote_phy(struct bnx2 *bp, u8 port) |
1399 | { | |
1400 | u32 speed_arg = 0, pause_adv; | |
1401 | ||
1402 | pause_adv = bnx2_phy_get_pause_adv(bp); | |
1403 | ||
1404 | if (bp->autoneg & AUTONEG_SPEED) { | |
1405 | speed_arg |= BNX2_NETLINK_SET_LINK_ENABLE_AUTONEG; | |
1406 | if (bp->advertising & ADVERTISED_10baseT_Half) | |
1407 | speed_arg |= BNX2_NETLINK_SET_LINK_SPEED_10HALF; | |
1408 | if (bp->advertising & ADVERTISED_10baseT_Full) | |
1409 | speed_arg |= BNX2_NETLINK_SET_LINK_SPEED_10FULL; | |
1410 | if (bp->advertising & ADVERTISED_100baseT_Half) | |
1411 | speed_arg |= BNX2_NETLINK_SET_LINK_SPEED_100HALF; | |
1412 | if (bp->advertising & ADVERTISED_100baseT_Full) | |
1413 | speed_arg |= BNX2_NETLINK_SET_LINK_SPEED_100FULL; | |
1414 | if (bp->advertising & ADVERTISED_1000baseT_Full) | |
1415 | speed_arg |= BNX2_NETLINK_SET_LINK_SPEED_1GFULL; | |
1416 | if (bp->advertising & ADVERTISED_2500baseX_Full) | |
1417 | speed_arg |= BNX2_NETLINK_SET_LINK_SPEED_2G5FULL; | |
1418 | } else { | |
1419 | if (bp->req_line_speed == SPEED_2500) | |
1420 | speed_arg = BNX2_NETLINK_SET_LINK_SPEED_2G5FULL; | |
1421 | else if (bp->req_line_speed == SPEED_1000) | |
1422 | speed_arg = BNX2_NETLINK_SET_LINK_SPEED_1GFULL; | |
1423 | else if (bp->req_line_speed == SPEED_100) { | |
1424 | if (bp->req_duplex == DUPLEX_FULL) | |
1425 | speed_arg = BNX2_NETLINK_SET_LINK_SPEED_100FULL; | |
1426 | else | |
1427 | speed_arg = BNX2_NETLINK_SET_LINK_SPEED_100HALF; | |
1428 | } else if (bp->req_line_speed == SPEED_10) { | |
1429 | if (bp->req_duplex == DUPLEX_FULL) | |
1430 | speed_arg = BNX2_NETLINK_SET_LINK_SPEED_10FULL; | |
1431 | else | |
1432 | speed_arg = BNX2_NETLINK_SET_LINK_SPEED_10HALF; | |
1433 | } | |
1434 | } | |
1435 | ||
1436 | if (pause_adv & (ADVERTISE_1000XPAUSE | ADVERTISE_PAUSE_CAP)) | |
1437 | speed_arg |= BNX2_NETLINK_SET_LINK_FC_SYM_PAUSE; | |
c26736ec | 1438 | if (pause_adv & (ADVERTISE_1000XPSE_ASYM | ADVERTISE_PAUSE_ASYM)) |
0d8a6571 MC |
1439 | speed_arg |= BNX2_NETLINK_SET_LINK_FC_ASYM_PAUSE; |
1440 | ||
1441 | if (port == PORT_TP) | |
1442 | speed_arg |= BNX2_NETLINK_SET_LINK_PHY_APP_REMOTE | | |
1443 | BNX2_NETLINK_SET_LINK_ETH_AT_WIRESPEED; | |
1444 | ||
2726d6e1 | 1445 | bnx2_shmem_wr(bp, BNX2_DRV_MB_ARG0, speed_arg); |
0d8a6571 MC |
1446 | |
1447 | spin_unlock_bh(&bp->phy_lock); | |
1448 | bnx2_fw_sync(bp, BNX2_DRV_MSG_CODE_CMD_SET_LINK, 0); | |
1449 | spin_lock_bh(&bp->phy_lock); | |
1450 | ||
1451 | return 0; | |
1452 | } | |
1453 | ||
1454 | static int | |
1455 | bnx2_setup_serdes_phy(struct bnx2 *bp, u8 port) | |
b6016b76 | 1456 | { |
605a9e20 | 1457 | u32 adv, bmcr; |
b6016b76 MC |
1458 | u32 new_adv = 0; |
1459 | ||
583c28e5 | 1460 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) |
0d8a6571 MC |
1461 | return (bnx2_setup_remote_phy(bp, port)); |
1462 | ||
b6016b76 MC |
1463 | if (!(bp->autoneg & AUTONEG_SPEED)) { |
1464 | u32 new_bmcr; | |
5b0c76ad MC |
1465 | int force_link_down = 0; |
1466 | ||
605a9e20 MC |
1467 | if (bp->req_line_speed == SPEED_2500) { |
1468 | if (!bnx2_test_and_enable_2g5(bp)) | |
1469 | force_link_down = 1; | |
1470 | } else if (bp->req_line_speed == SPEED_1000) { | |
1471 | if (bnx2_test_and_disable_2g5(bp)) | |
1472 | force_link_down = 1; | |
1473 | } | |
ca58c3af | 1474 | bnx2_read_phy(bp, bp->mii_adv, &adv); |
80be4434 MC |
1475 | adv &= ~(ADVERTISE_1000XFULL | ADVERTISE_1000XHALF); |
1476 | ||
ca58c3af | 1477 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
605a9e20 | 1478 | new_bmcr = bmcr & ~BMCR_ANENABLE; |
80be4434 | 1479 | new_bmcr |= BMCR_SPEED1000; |
605a9e20 | 1480 | |
27a005b8 MC |
1481 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
1482 | if (bp->req_line_speed == SPEED_2500) | |
1483 | bnx2_enable_forced_2g5(bp); | |
1484 | else if (bp->req_line_speed == SPEED_1000) { | |
1485 | bnx2_disable_forced_2g5(bp); | |
1486 | new_bmcr &= ~0x2000; | |
1487 | } | |
1488 | ||
1489 | } else if (CHIP_NUM(bp) == CHIP_NUM_5708) { | |
605a9e20 MC |
1490 | if (bp->req_line_speed == SPEED_2500) |
1491 | new_bmcr |= BCM5708S_BMCR_FORCE_2500; | |
1492 | else | |
1493 | new_bmcr = bmcr & ~BCM5708S_BMCR_FORCE_2500; | |
5b0c76ad MC |
1494 | } |
1495 | ||
b6016b76 | 1496 | if (bp->req_duplex == DUPLEX_FULL) { |
5b0c76ad | 1497 | adv |= ADVERTISE_1000XFULL; |
b6016b76 MC |
1498 | new_bmcr |= BMCR_FULLDPLX; |
1499 | } | |
1500 | else { | |
5b0c76ad | 1501 | adv |= ADVERTISE_1000XHALF; |
b6016b76 MC |
1502 | new_bmcr &= ~BMCR_FULLDPLX; |
1503 | } | |
5b0c76ad | 1504 | if ((new_bmcr != bmcr) || (force_link_down)) { |
b6016b76 MC |
1505 | /* Force a link down visible on the other side */ |
1506 | if (bp->link_up) { | |
ca58c3af | 1507 | bnx2_write_phy(bp, bp->mii_adv, adv & |
5b0c76ad MC |
1508 | ~(ADVERTISE_1000XFULL | |
1509 | ADVERTISE_1000XHALF)); | |
ca58c3af | 1510 | bnx2_write_phy(bp, bp->mii_bmcr, bmcr | |
b6016b76 MC |
1511 | BMCR_ANRESTART | BMCR_ANENABLE); |
1512 | ||
1513 | bp->link_up = 0; | |
1514 | netif_carrier_off(bp->dev); | |
ca58c3af | 1515 | bnx2_write_phy(bp, bp->mii_bmcr, new_bmcr); |
80be4434 | 1516 | bnx2_report_link(bp); |
b6016b76 | 1517 | } |
ca58c3af MC |
1518 | bnx2_write_phy(bp, bp->mii_adv, adv); |
1519 | bnx2_write_phy(bp, bp->mii_bmcr, new_bmcr); | |
605a9e20 MC |
1520 | } else { |
1521 | bnx2_resolve_flow_ctrl(bp); | |
1522 | bnx2_set_mac_link(bp); | |
b6016b76 MC |
1523 | } |
1524 | return 0; | |
1525 | } | |
1526 | ||
605a9e20 | 1527 | bnx2_test_and_enable_2g5(bp); |
5b0c76ad | 1528 | |
b6016b76 MC |
1529 | if (bp->advertising & ADVERTISED_1000baseT_Full) |
1530 | new_adv |= ADVERTISE_1000XFULL; | |
1531 | ||
1532 | new_adv |= bnx2_phy_get_pause_adv(bp); | |
1533 | ||
ca58c3af MC |
1534 | bnx2_read_phy(bp, bp->mii_adv, &adv); |
1535 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); | |
b6016b76 MC |
1536 | |
1537 | bp->serdes_an_pending = 0; | |
1538 | if ((adv != new_adv) || ((bmcr & BMCR_ANENABLE) == 0)) { | |
1539 | /* Force a link down visible on the other side */ | |
1540 | if (bp->link_up) { | |
ca58c3af | 1541 | bnx2_write_phy(bp, bp->mii_bmcr, BMCR_LOOPBACK); |
80be4434 MC |
1542 | spin_unlock_bh(&bp->phy_lock); |
1543 | msleep(20); | |
1544 | spin_lock_bh(&bp->phy_lock); | |
b6016b76 MC |
1545 | } |
1546 | ||
ca58c3af MC |
1547 | bnx2_write_phy(bp, bp->mii_adv, new_adv); |
1548 | bnx2_write_phy(bp, bp->mii_bmcr, bmcr | BMCR_ANRESTART | | |
b6016b76 | 1549 | BMCR_ANENABLE); |
f8dd064e MC |
1550 | /* Speed up link-up time when the link partner |
1551 | * does not autonegotiate which is very common | |
1552 | * in blade servers. Some blade servers use | |
1553 | * IPMI for kerboard input and it's important | |
1554 | * to minimize link disruptions. Autoneg. involves | |
1555 | * exchanging base pages plus 3 next pages and | |
1556 | * normally completes in about 120 msec. | |
1557 | */ | |
1558 | bp->current_interval = SERDES_AN_TIMEOUT; | |
1559 | bp->serdes_an_pending = 1; | |
1560 | mod_timer(&bp->timer, jiffies + bp->current_interval); | |
605a9e20 MC |
1561 | } else { |
1562 | bnx2_resolve_flow_ctrl(bp); | |
1563 | bnx2_set_mac_link(bp); | |
b6016b76 MC |
1564 | } |
1565 | ||
1566 | return 0; | |
1567 | } | |
1568 | ||
1569 | #define ETHTOOL_ALL_FIBRE_SPEED \ | |
583c28e5 | 1570 | (bp->phy_flags & BNX2_PHY_FLAG_2_5G_CAPABLE) ? \ |
deaf391b MC |
1571 | (ADVERTISED_2500baseX_Full | ADVERTISED_1000baseT_Full) :\ |
1572 | (ADVERTISED_1000baseT_Full) | |
b6016b76 MC |
1573 | |
1574 | #define ETHTOOL_ALL_COPPER_SPEED \ | |
1575 | (ADVERTISED_10baseT_Half | ADVERTISED_10baseT_Full | \ | |
1576 | ADVERTISED_100baseT_Half | ADVERTISED_100baseT_Full | \ | |
1577 | ADVERTISED_1000baseT_Full) | |
1578 | ||
1579 | #define PHY_ALL_10_100_SPEED (ADVERTISE_10HALF | ADVERTISE_10FULL | \ | |
1580 | ADVERTISE_100HALF | ADVERTISE_100FULL | ADVERTISE_CSMA) | |
6aa20a22 | 1581 | |
b6016b76 MC |
1582 | #define PHY_ALL_1000_SPEED (ADVERTISE_1000HALF | ADVERTISE_1000FULL) |
1583 | ||
0d8a6571 MC |
1584 | static void |
1585 | bnx2_set_default_remote_link(struct bnx2 *bp) | |
1586 | { | |
1587 | u32 link; | |
1588 | ||
1589 | if (bp->phy_port == PORT_TP) | |
2726d6e1 | 1590 | link = bnx2_shmem_rd(bp, BNX2_RPHY_COPPER_LINK); |
0d8a6571 | 1591 | else |
2726d6e1 | 1592 | link = bnx2_shmem_rd(bp, BNX2_RPHY_SERDES_LINK); |
0d8a6571 MC |
1593 | |
1594 | if (link & BNX2_NETLINK_SET_LINK_ENABLE_AUTONEG) { | |
1595 | bp->req_line_speed = 0; | |
1596 | bp->autoneg |= AUTONEG_SPEED; | |
1597 | bp->advertising = ADVERTISED_Autoneg; | |
1598 | if (link & BNX2_NETLINK_SET_LINK_SPEED_10HALF) | |
1599 | bp->advertising |= ADVERTISED_10baseT_Half; | |
1600 | if (link & BNX2_NETLINK_SET_LINK_SPEED_10FULL) | |
1601 | bp->advertising |= ADVERTISED_10baseT_Full; | |
1602 | if (link & BNX2_NETLINK_SET_LINK_SPEED_100HALF) | |
1603 | bp->advertising |= ADVERTISED_100baseT_Half; | |
1604 | if (link & BNX2_NETLINK_SET_LINK_SPEED_100FULL) | |
1605 | bp->advertising |= ADVERTISED_100baseT_Full; | |
1606 | if (link & BNX2_NETLINK_SET_LINK_SPEED_1GFULL) | |
1607 | bp->advertising |= ADVERTISED_1000baseT_Full; | |
1608 | if (link & BNX2_NETLINK_SET_LINK_SPEED_2G5FULL) | |
1609 | bp->advertising |= ADVERTISED_2500baseX_Full; | |
1610 | } else { | |
1611 | bp->autoneg = 0; | |
1612 | bp->advertising = 0; | |
1613 | bp->req_duplex = DUPLEX_FULL; | |
1614 | if (link & BNX2_NETLINK_SET_LINK_SPEED_10) { | |
1615 | bp->req_line_speed = SPEED_10; | |
1616 | if (link & BNX2_NETLINK_SET_LINK_SPEED_10HALF) | |
1617 | bp->req_duplex = DUPLEX_HALF; | |
1618 | } | |
1619 | if (link & BNX2_NETLINK_SET_LINK_SPEED_100) { | |
1620 | bp->req_line_speed = SPEED_100; | |
1621 | if (link & BNX2_NETLINK_SET_LINK_SPEED_100HALF) | |
1622 | bp->req_duplex = DUPLEX_HALF; | |
1623 | } | |
1624 | if (link & BNX2_NETLINK_SET_LINK_SPEED_1GFULL) | |
1625 | bp->req_line_speed = SPEED_1000; | |
1626 | if (link & BNX2_NETLINK_SET_LINK_SPEED_2G5FULL) | |
1627 | bp->req_line_speed = SPEED_2500; | |
1628 | } | |
1629 | } | |
1630 | ||
deaf391b MC |
1631 | static void |
1632 | bnx2_set_default_link(struct bnx2 *bp) | |
1633 | { | |
ab59859d HH |
1634 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) { |
1635 | bnx2_set_default_remote_link(bp); | |
1636 | return; | |
1637 | } | |
0d8a6571 | 1638 | |
deaf391b MC |
1639 | bp->autoneg = AUTONEG_SPEED | AUTONEG_FLOW_CTRL; |
1640 | bp->req_line_speed = 0; | |
583c28e5 | 1641 | if (bp->phy_flags & BNX2_PHY_FLAG_SERDES) { |
deaf391b MC |
1642 | u32 reg; |
1643 | ||
1644 | bp->advertising = ETHTOOL_ALL_FIBRE_SPEED | ADVERTISED_Autoneg; | |
1645 | ||
2726d6e1 | 1646 | reg = bnx2_shmem_rd(bp, BNX2_PORT_HW_CFG_CONFIG); |
deaf391b MC |
1647 | reg &= BNX2_PORT_HW_CFG_CFG_DFLT_LINK_MASK; |
1648 | if (reg == BNX2_PORT_HW_CFG_CFG_DFLT_LINK_1G) { | |
1649 | bp->autoneg = 0; | |
1650 | bp->req_line_speed = bp->line_speed = SPEED_1000; | |
1651 | bp->req_duplex = DUPLEX_FULL; | |
1652 | } | |
1653 | } else | |
1654 | bp->advertising = ETHTOOL_ALL_COPPER_SPEED | ADVERTISED_Autoneg; | |
1655 | } | |
1656 | ||
df149d70 MC |
1657 | static void |
1658 | bnx2_send_heart_beat(struct bnx2 *bp) | |
1659 | { | |
1660 | u32 msg; | |
1661 | u32 addr; | |
1662 | ||
1663 | spin_lock(&bp->indirect_lock); | |
1664 | msg = (u32) (++bp->fw_drv_pulse_wr_seq & BNX2_DRV_PULSE_SEQ_MASK); | |
1665 | addr = bp->shmem_base + BNX2_DRV_PULSE_MB; | |
1666 | REG_WR(bp, BNX2_PCICFG_REG_WINDOW_ADDRESS, addr); | |
1667 | REG_WR(bp, BNX2_PCICFG_REG_WINDOW, msg); | |
1668 | spin_unlock(&bp->indirect_lock); | |
1669 | } | |
1670 | ||
0d8a6571 MC |
1671 | static void |
1672 | bnx2_remote_phy_event(struct bnx2 *bp) | |
1673 | { | |
1674 | u32 msg; | |
1675 | u8 link_up = bp->link_up; | |
1676 | u8 old_port; | |
1677 | ||
2726d6e1 | 1678 | msg = bnx2_shmem_rd(bp, BNX2_LINK_STATUS); |
0d8a6571 | 1679 | |
df149d70 MC |
1680 | if (msg & BNX2_LINK_STATUS_HEART_BEAT_EXPIRED) |
1681 | bnx2_send_heart_beat(bp); | |
1682 | ||
1683 | msg &= ~BNX2_LINK_STATUS_HEART_BEAT_EXPIRED; | |
1684 | ||
0d8a6571 MC |
1685 | if ((msg & BNX2_LINK_STATUS_LINK_UP) == BNX2_LINK_STATUS_LINK_DOWN) |
1686 | bp->link_up = 0; | |
1687 | else { | |
1688 | u32 speed; | |
1689 | ||
1690 | bp->link_up = 1; | |
1691 | speed = msg & BNX2_LINK_STATUS_SPEED_MASK; | |
1692 | bp->duplex = DUPLEX_FULL; | |
1693 | switch (speed) { | |
1694 | case BNX2_LINK_STATUS_10HALF: | |
1695 | bp->duplex = DUPLEX_HALF; | |
1696 | case BNX2_LINK_STATUS_10FULL: | |
1697 | bp->line_speed = SPEED_10; | |
1698 | break; | |
1699 | case BNX2_LINK_STATUS_100HALF: | |
1700 | bp->duplex = DUPLEX_HALF; | |
1701 | case BNX2_LINK_STATUS_100BASE_T4: | |
1702 | case BNX2_LINK_STATUS_100FULL: | |
1703 | bp->line_speed = SPEED_100; | |
1704 | break; | |
1705 | case BNX2_LINK_STATUS_1000HALF: | |
1706 | bp->duplex = DUPLEX_HALF; | |
1707 | case BNX2_LINK_STATUS_1000FULL: | |
1708 | bp->line_speed = SPEED_1000; | |
1709 | break; | |
1710 | case BNX2_LINK_STATUS_2500HALF: | |
1711 | bp->duplex = DUPLEX_HALF; | |
1712 | case BNX2_LINK_STATUS_2500FULL: | |
1713 | bp->line_speed = SPEED_2500; | |
1714 | break; | |
1715 | default: | |
1716 | bp->line_speed = 0; | |
1717 | break; | |
1718 | } | |
1719 | ||
0d8a6571 MC |
1720 | bp->flow_ctrl = 0; |
1721 | if ((bp->autoneg & (AUTONEG_SPEED | AUTONEG_FLOW_CTRL)) != | |
1722 | (AUTONEG_SPEED | AUTONEG_FLOW_CTRL)) { | |
1723 | if (bp->duplex == DUPLEX_FULL) | |
1724 | bp->flow_ctrl = bp->req_flow_ctrl; | |
1725 | } else { | |
1726 | if (msg & BNX2_LINK_STATUS_TX_FC_ENABLED) | |
1727 | bp->flow_ctrl |= FLOW_CTRL_TX; | |
1728 | if (msg & BNX2_LINK_STATUS_RX_FC_ENABLED) | |
1729 | bp->flow_ctrl |= FLOW_CTRL_RX; | |
1730 | } | |
1731 | ||
1732 | old_port = bp->phy_port; | |
1733 | if (msg & BNX2_LINK_STATUS_SERDES_LINK) | |
1734 | bp->phy_port = PORT_FIBRE; | |
1735 | else | |
1736 | bp->phy_port = PORT_TP; | |
1737 | ||
1738 | if (old_port != bp->phy_port) | |
1739 | bnx2_set_default_link(bp); | |
1740 | ||
0d8a6571 MC |
1741 | } |
1742 | if (bp->link_up != link_up) | |
1743 | bnx2_report_link(bp); | |
1744 | ||
1745 | bnx2_set_mac_link(bp); | |
1746 | } | |
1747 | ||
1748 | static int | |
1749 | bnx2_set_remote_link(struct bnx2 *bp) | |
1750 | { | |
1751 | u32 evt_code; | |
1752 | ||
2726d6e1 | 1753 | evt_code = bnx2_shmem_rd(bp, BNX2_FW_EVT_CODE_MB); |
0d8a6571 MC |
1754 | switch (evt_code) { |
1755 | case BNX2_FW_EVT_CODE_LINK_EVENT: | |
1756 | bnx2_remote_phy_event(bp); | |
1757 | break; | |
1758 | case BNX2_FW_EVT_CODE_SW_TIMER_EXPIRATION_EVENT: | |
1759 | default: | |
df149d70 | 1760 | bnx2_send_heart_beat(bp); |
0d8a6571 MC |
1761 | break; |
1762 | } | |
1763 | return 0; | |
1764 | } | |
1765 | ||
b6016b76 MC |
1766 | static int |
1767 | bnx2_setup_copper_phy(struct bnx2 *bp) | |
1768 | { | |
1769 | u32 bmcr; | |
1770 | u32 new_bmcr; | |
1771 | ||
ca58c3af | 1772 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
b6016b76 MC |
1773 | |
1774 | if (bp->autoneg & AUTONEG_SPEED) { | |
1775 | u32 adv_reg, adv1000_reg; | |
1776 | u32 new_adv_reg = 0; | |
1777 | u32 new_adv1000_reg = 0; | |
1778 | ||
ca58c3af | 1779 | bnx2_read_phy(bp, bp->mii_adv, &adv_reg); |
b6016b76 MC |
1780 | adv_reg &= (PHY_ALL_10_100_SPEED | ADVERTISE_PAUSE_CAP | |
1781 | ADVERTISE_PAUSE_ASYM); | |
1782 | ||
1783 | bnx2_read_phy(bp, MII_CTRL1000, &adv1000_reg); | |
1784 | adv1000_reg &= PHY_ALL_1000_SPEED; | |
1785 | ||
1786 | if (bp->advertising & ADVERTISED_10baseT_Half) | |
1787 | new_adv_reg |= ADVERTISE_10HALF; | |
1788 | if (bp->advertising & ADVERTISED_10baseT_Full) | |
1789 | new_adv_reg |= ADVERTISE_10FULL; | |
1790 | if (bp->advertising & ADVERTISED_100baseT_Half) | |
1791 | new_adv_reg |= ADVERTISE_100HALF; | |
1792 | if (bp->advertising & ADVERTISED_100baseT_Full) | |
1793 | new_adv_reg |= ADVERTISE_100FULL; | |
1794 | if (bp->advertising & ADVERTISED_1000baseT_Full) | |
1795 | new_adv1000_reg |= ADVERTISE_1000FULL; | |
6aa20a22 | 1796 | |
b6016b76 MC |
1797 | new_adv_reg |= ADVERTISE_CSMA; |
1798 | ||
1799 | new_adv_reg |= bnx2_phy_get_pause_adv(bp); | |
1800 | ||
1801 | if ((adv1000_reg != new_adv1000_reg) || | |
1802 | (adv_reg != new_adv_reg) || | |
1803 | ((bmcr & BMCR_ANENABLE) == 0)) { | |
1804 | ||
ca58c3af | 1805 | bnx2_write_phy(bp, bp->mii_adv, new_adv_reg); |
b6016b76 | 1806 | bnx2_write_phy(bp, MII_CTRL1000, new_adv1000_reg); |
ca58c3af | 1807 | bnx2_write_phy(bp, bp->mii_bmcr, BMCR_ANRESTART | |
b6016b76 MC |
1808 | BMCR_ANENABLE); |
1809 | } | |
1810 | else if (bp->link_up) { | |
1811 | /* Flow ctrl may have changed from auto to forced */ | |
1812 | /* or vice-versa. */ | |
1813 | ||
1814 | bnx2_resolve_flow_ctrl(bp); | |
1815 | bnx2_set_mac_link(bp); | |
1816 | } | |
1817 | return 0; | |
1818 | } | |
1819 | ||
1820 | new_bmcr = 0; | |
1821 | if (bp->req_line_speed == SPEED_100) { | |
1822 | new_bmcr |= BMCR_SPEED100; | |
1823 | } | |
1824 | if (bp->req_duplex == DUPLEX_FULL) { | |
1825 | new_bmcr |= BMCR_FULLDPLX; | |
1826 | } | |
1827 | if (new_bmcr != bmcr) { | |
1828 | u32 bmsr; | |
b6016b76 | 1829 | |
ca58c3af MC |
1830 | bnx2_read_phy(bp, bp->mii_bmsr, &bmsr); |
1831 | bnx2_read_phy(bp, bp->mii_bmsr, &bmsr); | |
6aa20a22 | 1832 | |
b6016b76 MC |
1833 | if (bmsr & BMSR_LSTATUS) { |
1834 | /* Force link down */ | |
ca58c3af | 1835 | bnx2_write_phy(bp, bp->mii_bmcr, BMCR_LOOPBACK); |
a16dda0e MC |
1836 | spin_unlock_bh(&bp->phy_lock); |
1837 | msleep(50); | |
1838 | spin_lock_bh(&bp->phy_lock); | |
1839 | ||
ca58c3af MC |
1840 | bnx2_read_phy(bp, bp->mii_bmsr, &bmsr); |
1841 | bnx2_read_phy(bp, bp->mii_bmsr, &bmsr); | |
b6016b76 MC |
1842 | } |
1843 | ||
ca58c3af | 1844 | bnx2_write_phy(bp, bp->mii_bmcr, new_bmcr); |
b6016b76 MC |
1845 | |
1846 | /* Normally, the new speed is setup after the link has | |
1847 | * gone down and up again. In some cases, link will not go | |
1848 | * down so we need to set up the new speed here. | |
1849 | */ | |
1850 | if (bmsr & BMSR_LSTATUS) { | |
1851 | bp->line_speed = bp->req_line_speed; | |
1852 | bp->duplex = bp->req_duplex; | |
1853 | bnx2_resolve_flow_ctrl(bp); | |
1854 | bnx2_set_mac_link(bp); | |
1855 | } | |
27a005b8 MC |
1856 | } else { |
1857 | bnx2_resolve_flow_ctrl(bp); | |
1858 | bnx2_set_mac_link(bp); | |
b6016b76 MC |
1859 | } |
1860 | return 0; | |
1861 | } | |
1862 | ||
1863 | static int | |
0d8a6571 | 1864 | bnx2_setup_phy(struct bnx2 *bp, u8 port) |
b6016b76 MC |
1865 | { |
1866 | if (bp->loopback == MAC_LOOPBACK) | |
1867 | return 0; | |
1868 | ||
583c28e5 | 1869 | if (bp->phy_flags & BNX2_PHY_FLAG_SERDES) { |
0d8a6571 | 1870 | return (bnx2_setup_serdes_phy(bp, port)); |
b6016b76 MC |
1871 | } |
1872 | else { | |
1873 | return (bnx2_setup_copper_phy(bp)); | |
1874 | } | |
1875 | } | |
1876 | ||
27a005b8 MC |
1877 | static int |
1878 | bnx2_init_5709s_phy(struct bnx2 *bp) | |
1879 | { | |
1880 | u32 val; | |
1881 | ||
1882 | bp->mii_bmcr = MII_BMCR + 0x10; | |
1883 | bp->mii_bmsr = MII_BMSR + 0x10; | |
1884 | bp->mii_bmsr1 = MII_BNX2_GP_TOP_AN_STATUS1; | |
1885 | bp->mii_adv = MII_ADVERTISE + 0x10; | |
1886 | bp->mii_lpa = MII_LPA + 0x10; | |
1887 | bp->mii_up1 = MII_BNX2_OVER1G_UP1; | |
1888 | ||
1889 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_AER); | |
1890 | bnx2_write_phy(bp, MII_BNX2_AER_AER, MII_BNX2_AER_AER_AN_MMD); | |
1891 | ||
1892 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_COMBO_IEEEB0); | |
1893 | bnx2_reset_phy(bp); | |
1894 | ||
1895 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_SERDES_DIG); | |
1896 | ||
1897 | bnx2_read_phy(bp, MII_BNX2_SERDES_DIG_1000XCTL1, &val); | |
1898 | val &= ~MII_BNX2_SD_1000XCTL1_AUTODET; | |
1899 | val |= MII_BNX2_SD_1000XCTL1_FIBER; | |
1900 | bnx2_write_phy(bp, MII_BNX2_SERDES_DIG_1000XCTL1, val); | |
1901 | ||
1902 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_OVER1G); | |
1903 | bnx2_read_phy(bp, MII_BNX2_OVER1G_UP1, &val); | |
583c28e5 | 1904 | if (bp->phy_flags & BNX2_PHY_FLAG_2_5G_CAPABLE) |
27a005b8 MC |
1905 | val |= BCM5708S_UP1_2G5; |
1906 | else | |
1907 | val &= ~BCM5708S_UP1_2G5; | |
1908 | bnx2_write_phy(bp, MII_BNX2_OVER1G_UP1, val); | |
1909 | ||
1910 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_BAM_NXTPG); | |
1911 | bnx2_read_phy(bp, MII_BNX2_BAM_NXTPG_CTL, &val); | |
1912 | val |= MII_BNX2_NXTPG_CTL_T2 | MII_BNX2_NXTPG_CTL_BAM; | |
1913 | bnx2_write_phy(bp, MII_BNX2_BAM_NXTPG_CTL, val); | |
1914 | ||
1915 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_CL73_USERB0); | |
1916 | ||
1917 | val = MII_BNX2_CL73_BAM_EN | MII_BNX2_CL73_BAM_STA_MGR_EN | | |
1918 | MII_BNX2_CL73_BAM_NP_AFT_BP_EN; | |
1919 | bnx2_write_phy(bp, MII_BNX2_CL73_BAM_CTL1, val); | |
1920 | ||
1921 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_COMBO_IEEEB0); | |
1922 | ||
1923 | return 0; | |
1924 | } | |
1925 | ||
b6016b76 | 1926 | static int |
5b0c76ad MC |
1927 | bnx2_init_5708s_phy(struct bnx2 *bp) |
1928 | { | |
1929 | u32 val; | |
1930 | ||
27a005b8 MC |
1931 | bnx2_reset_phy(bp); |
1932 | ||
1933 | bp->mii_up1 = BCM5708S_UP1; | |
1934 | ||
5b0c76ad MC |
1935 | bnx2_write_phy(bp, BCM5708S_BLK_ADDR, BCM5708S_BLK_ADDR_DIG3); |
1936 | bnx2_write_phy(bp, BCM5708S_DIG_3_0, BCM5708S_DIG_3_0_USE_IEEE); | |
1937 | bnx2_write_phy(bp, BCM5708S_BLK_ADDR, BCM5708S_BLK_ADDR_DIG); | |
1938 | ||
1939 | bnx2_read_phy(bp, BCM5708S_1000X_CTL1, &val); | |
1940 | val |= BCM5708S_1000X_CTL1_FIBER_MODE | BCM5708S_1000X_CTL1_AUTODET_EN; | |
1941 | bnx2_write_phy(bp, BCM5708S_1000X_CTL1, val); | |
1942 | ||
1943 | bnx2_read_phy(bp, BCM5708S_1000X_CTL2, &val); | |
1944 | val |= BCM5708S_1000X_CTL2_PLLEL_DET_EN; | |
1945 | bnx2_write_phy(bp, BCM5708S_1000X_CTL2, val); | |
1946 | ||
583c28e5 | 1947 | if (bp->phy_flags & BNX2_PHY_FLAG_2_5G_CAPABLE) { |
5b0c76ad MC |
1948 | bnx2_read_phy(bp, BCM5708S_UP1, &val); |
1949 | val |= BCM5708S_UP1_2G5; | |
1950 | bnx2_write_phy(bp, BCM5708S_UP1, val); | |
1951 | } | |
1952 | ||
1953 | if ((CHIP_ID(bp) == CHIP_ID_5708_A0) || | |
dda1e390 MC |
1954 | (CHIP_ID(bp) == CHIP_ID_5708_B0) || |
1955 | (CHIP_ID(bp) == CHIP_ID_5708_B1)) { | |
5b0c76ad MC |
1956 | /* increase tx signal amplitude */ |
1957 | bnx2_write_phy(bp, BCM5708S_BLK_ADDR, | |
1958 | BCM5708S_BLK_ADDR_TX_MISC); | |
1959 | bnx2_read_phy(bp, BCM5708S_TX_ACTL1, &val); | |
1960 | val &= ~BCM5708S_TX_ACTL1_DRIVER_VCM; | |
1961 | bnx2_write_phy(bp, BCM5708S_TX_ACTL1, val); | |
1962 | bnx2_write_phy(bp, BCM5708S_BLK_ADDR, BCM5708S_BLK_ADDR_DIG); | |
1963 | } | |
1964 | ||
2726d6e1 | 1965 | val = bnx2_shmem_rd(bp, BNX2_PORT_HW_CFG_CONFIG) & |
5b0c76ad MC |
1966 | BNX2_PORT_HW_CFG_CFG_TXCTL3_MASK; |
1967 | ||
1968 | if (val) { | |
1969 | u32 is_backplane; | |
1970 | ||
2726d6e1 | 1971 | is_backplane = bnx2_shmem_rd(bp, BNX2_SHARED_HW_CFG_CONFIG); |
5b0c76ad MC |
1972 | if (is_backplane & BNX2_SHARED_HW_CFG_PHY_BACKPLANE) { |
1973 | bnx2_write_phy(bp, BCM5708S_BLK_ADDR, | |
1974 | BCM5708S_BLK_ADDR_TX_MISC); | |
1975 | bnx2_write_phy(bp, BCM5708S_TX_ACTL3, val); | |
1976 | bnx2_write_phy(bp, BCM5708S_BLK_ADDR, | |
1977 | BCM5708S_BLK_ADDR_DIG); | |
1978 | } | |
1979 | } | |
1980 | return 0; | |
1981 | } | |
1982 | ||
1983 | static int | |
1984 | bnx2_init_5706s_phy(struct bnx2 *bp) | |
b6016b76 | 1985 | { |
27a005b8 MC |
1986 | bnx2_reset_phy(bp); |
1987 | ||
583c28e5 | 1988 | bp->phy_flags &= ~BNX2_PHY_FLAG_PARALLEL_DETECT; |
b6016b76 | 1989 | |
59b47d8a MC |
1990 | if (CHIP_NUM(bp) == CHIP_NUM_5706) |
1991 | REG_WR(bp, BNX2_MISC_GP_HW_CTL0, 0x300); | |
b6016b76 MC |
1992 | |
1993 | if (bp->dev->mtu > 1500) { | |
1994 | u32 val; | |
1995 | ||
1996 | /* Set extended packet length bit */ | |
1997 | bnx2_write_phy(bp, 0x18, 0x7); | |
1998 | bnx2_read_phy(bp, 0x18, &val); | |
1999 | bnx2_write_phy(bp, 0x18, (val & 0xfff8) | 0x4000); | |
2000 | ||
2001 | bnx2_write_phy(bp, 0x1c, 0x6c00); | |
2002 | bnx2_read_phy(bp, 0x1c, &val); | |
2003 | bnx2_write_phy(bp, 0x1c, (val & 0x3ff) | 0xec02); | |
2004 | } | |
2005 | else { | |
2006 | u32 val; | |
2007 | ||
2008 | bnx2_write_phy(bp, 0x18, 0x7); | |
2009 | bnx2_read_phy(bp, 0x18, &val); | |
2010 | bnx2_write_phy(bp, 0x18, val & ~0x4007); | |
2011 | ||
2012 | bnx2_write_phy(bp, 0x1c, 0x6c00); | |
2013 | bnx2_read_phy(bp, 0x1c, &val); | |
2014 | bnx2_write_phy(bp, 0x1c, (val & 0x3fd) | 0xec00); | |
2015 | } | |
2016 | ||
2017 | return 0; | |
2018 | } | |
2019 | ||
2020 | static int | |
2021 | bnx2_init_copper_phy(struct bnx2 *bp) | |
2022 | { | |
5b0c76ad MC |
2023 | u32 val; |
2024 | ||
27a005b8 MC |
2025 | bnx2_reset_phy(bp); |
2026 | ||
583c28e5 | 2027 | if (bp->phy_flags & BNX2_PHY_FLAG_CRC_FIX) { |
b6016b76 MC |
2028 | bnx2_write_phy(bp, 0x18, 0x0c00); |
2029 | bnx2_write_phy(bp, 0x17, 0x000a); | |
2030 | bnx2_write_phy(bp, 0x15, 0x310b); | |
2031 | bnx2_write_phy(bp, 0x17, 0x201f); | |
2032 | bnx2_write_phy(bp, 0x15, 0x9506); | |
2033 | bnx2_write_phy(bp, 0x17, 0x401f); | |
2034 | bnx2_write_phy(bp, 0x15, 0x14e2); | |
2035 | bnx2_write_phy(bp, 0x18, 0x0400); | |
2036 | } | |
2037 | ||
583c28e5 | 2038 | if (bp->phy_flags & BNX2_PHY_FLAG_DIS_EARLY_DAC) { |
b659f44e MC |
2039 | bnx2_write_phy(bp, MII_BNX2_DSP_ADDRESS, |
2040 | MII_BNX2_DSP_EXPAND_REG | 0x8); | |
2041 | bnx2_read_phy(bp, MII_BNX2_DSP_RW_PORT, &val); | |
2042 | val &= ~(1 << 8); | |
2043 | bnx2_write_phy(bp, MII_BNX2_DSP_RW_PORT, val); | |
2044 | } | |
2045 | ||
b6016b76 | 2046 | if (bp->dev->mtu > 1500) { |
b6016b76 MC |
2047 | /* Set extended packet length bit */ |
2048 | bnx2_write_phy(bp, 0x18, 0x7); | |
2049 | bnx2_read_phy(bp, 0x18, &val); | |
2050 | bnx2_write_phy(bp, 0x18, val | 0x4000); | |
2051 | ||
2052 | bnx2_read_phy(bp, 0x10, &val); | |
2053 | bnx2_write_phy(bp, 0x10, val | 0x1); | |
2054 | } | |
2055 | else { | |
b6016b76 MC |
2056 | bnx2_write_phy(bp, 0x18, 0x7); |
2057 | bnx2_read_phy(bp, 0x18, &val); | |
2058 | bnx2_write_phy(bp, 0x18, val & ~0x4007); | |
2059 | ||
2060 | bnx2_read_phy(bp, 0x10, &val); | |
2061 | bnx2_write_phy(bp, 0x10, val & ~0x1); | |
2062 | } | |
2063 | ||
5b0c76ad MC |
2064 | /* ethernet@wirespeed */ |
2065 | bnx2_write_phy(bp, 0x18, 0x7007); | |
2066 | bnx2_read_phy(bp, 0x18, &val); | |
2067 | bnx2_write_phy(bp, 0x18, val | (1 << 15) | (1 << 4)); | |
b6016b76 MC |
2068 | return 0; |
2069 | } | |
2070 | ||
2071 | ||
2072 | static int | |
2073 | bnx2_init_phy(struct bnx2 *bp) | |
2074 | { | |
2075 | u32 val; | |
2076 | int rc = 0; | |
2077 | ||
583c28e5 MC |
2078 | bp->phy_flags &= ~BNX2_PHY_FLAG_INT_MODE_MASK; |
2079 | bp->phy_flags |= BNX2_PHY_FLAG_INT_MODE_LINK_READY; | |
b6016b76 | 2080 | |
ca58c3af MC |
2081 | bp->mii_bmcr = MII_BMCR; |
2082 | bp->mii_bmsr = MII_BMSR; | |
27a005b8 | 2083 | bp->mii_bmsr1 = MII_BMSR; |
ca58c3af MC |
2084 | bp->mii_adv = MII_ADVERTISE; |
2085 | bp->mii_lpa = MII_LPA; | |
2086 | ||
b6016b76 MC |
2087 | REG_WR(bp, BNX2_EMAC_ATTENTION_ENA, BNX2_EMAC_ATTENTION_ENA_LINK); |
2088 | ||
583c28e5 | 2089 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) |
0d8a6571 MC |
2090 | goto setup_phy; |
2091 | ||
b6016b76 MC |
2092 | bnx2_read_phy(bp, MII_PHYSID1, &val); |
2093 | bp->phy_id = val << 16; | |
2094 | bnx2_read_phy(bp, MII_PHYSID2, &val); | |
2095 | bp->phy_id |= val & 0xffff; | |
2096 | ||
583c28e5 | 2097 | if (bp->phy_flags & BNX2_PHY_FLAG_SERDES) { |
5b0c76ad MC |
2098 | if (CHIP_NUM(bp) == CHIP_NUM_5706) |
2099 | rc = bnx2_init_5706s_phy(bp); | |
2100 | else if (CHIP_NUM(bp) == CHIP_NUM_5708) | |
2101 | rc = bnx2_init_5708s_phy(bp); | |
27a005b8 MC |
2102 | else if (CHIP_NUM(bp) == CHIP_NUM_5709) |
2103 | rc = bnx2_init_5709s_phy(bp); | |
b6016b76 MC |
2104 | } |
2105 | else { | |
2106 | rc = bnx2_init_copper_phy(bp); | |
2107 | } | |
2108 | ||
0d8a6571 MC |
2109 | setup_phy: |
2110 | if (!rc) | |
2111 | rc = bnx2_setup_phy(bp, bp->phy_port); | |
b6016b76 MC |
2112 | |
2113 | return rc; | |
2114 | } | |
2115 | ||
2116 | static int | |
2117 | bnx2_set_mac_loopback(struct bnx2 *bp) | |
2118 | { | |
2119 | u32 mac_mode; | |
2120 | ||
2121 | mac_mode = REG_RD(bp, BNX2_EMAC_MODE); | |
2122 | mac_mode &= ~BNX2_EMAC_MODE_PORT; | |
2123 | mac_mode |= BNX2_EMAC_MODE_MAC_LOOP | BNX2_EMAC_MODE_FORCE_LINK; | |
2124 | REG_WR(bp, BNX2_EMAC_MODE, mac_mode); | |
2125 | bp->link_up = 1; | |
2126 | return 0; | |
2127 | } | |
2128 | ||
bc5a0690 MC |
2129 | static int bnx2_test_link(struct bnx2 *); |
2130 | ||
2131 | static int | |
2132 | bnx2_set_phy_loopback(struct bnx2 *bp) | |
2133 | { | |
2134 | u32 mac_mode; | |
2135 | int rc, i; | |
2136 | ||
2137 | spin_lock_bh(&bp->phy_lock); | |
ca58c3af | 2138 | rc = bnx2_write_phy(bp, bp->mii_bmcr, BMCR_LOOPBACK | BMCR_FULLDPLX | |
bc5a0690 MC |
2139 | BMCR_SPEED1000); |
2140 | spin_unlock_bh(&bp->phy_lock); | |
2141 | if (rc) | |
2142 | return rc; | |
2143 | ||
2144 | for (i = 0; i < 10; i++) { | |
2145 | if (bnx2_test_link(bp) == 0) | |
2146 | break; | |
80be4434 | 2147 | msleep(100); |
bc5a0690 MC |
2148 | } |
2149 | ||
2150 | mac_mode = REG_RD(bp, BNX2_EMAC_MODE); | |
2151 | mac_mode &= ~(BNX2_EMAC_MODE_PORT | BNX2_EMAC_MODE_HALF_DUPLEX | | |
2152 | BNX2_EMAC_MODE_MAC_LOOP | BNX2_EMAC_MODE_FORCE_LINK | | |
59b47d8a | 2153 | BNX2_EMAC_MODE_25G_MODE); |
bc5a0690 MC |
2154 | |
2155 | mac_mode |= BNX2_EMAC_MODE_PORT_GMII; | |
2156 | REG_WR(bp, BNX2_EMAC_MODE, mac_mode); | |
2157 | bp->link_up = 1; | |
2158 | return 0; | |
2159 | } | |
2160 | ||
b6016b76 | 2161 | static int |
b090ae2b | 2162 | bnx2_fw_sync(struct bnx2 *bp, u32 msg_data, int silent) |
b6016b76 MC |
2163 | { |
2164 | int i; | |
2165 | u32 val; | |
2166 | ||
b6016b76 MC |
2167 | bp->fw_wr_seq++; |
2168 | msg_data |= bp->fw_wr_seq; | |
2169 | ||
2726d6e1 | 2170 | bnx2_shmem_wr(bp, BNX2_DRV_MB, msg_data); |
b6016b76 MC |
2171 | |
2172 | /* wait for an acknowledgement. */ | |
b090ae2b MC |
2173 | for (i = 0; i < (FW_ACK_TIME_OUT_MS / 10); i++) { |
2174 | msleep(10); | |
b6016b76 | 2175 | |
2726d6e1 | 2176 | val = bnx2_shmem_rd(bp, BNX2_FW_MB); |
b6016b76 MC |
2177 | |
2178 | if ((val & BNX2_FW_MSG_ACK) == (msg_data & BNX2_DRV_MSG_SEQ)) | |
2179 | break; | |
2180 | } | |
b090ae2b MC |
2181 | if ((msg_data & BNX2_DRV_MSG_DATA) == BNX2_DRV_MSG_DATA_WAIT0) |
2182 | return 0; | |
b6016b76 MC |
2183 | |
2184 | /* If we timed out, inform the firmware that this is the case. */ | |
b090ae2b MC |
2185 | if ((val & BNX2_FW_MSG_ACK) != (msg_data & BNX2_DRV_MSG_SEQ)) { |
2186 | if (!silent) | |
2187 | printk(KERN_ERR PFX "fw sync timeout, reset code = " | |
2188 | "%x\n", msg_data); | |
b6016b76 MC |
2189 | |
2190 | msg_data &= ~BNX2_DRV_MSG_CODE; | |
2191 | msg_data |= BNX2_DRV_MSG_CODE_FW_TIMEOUT; | |
2192 | ||
2726d6e1 | 2193 | bnx2_shmem_wr(bp, BNX2_DRV_MB, msg_data); |
b6016b76 | 2194 | |
b6016b76 MC |
2195 | return -EBUSY; |
2196 | } | |
2197 | ||
b090ae2b MC |
2198 | if ((val & BNX2_FW_MSG_STATUS_MASK) != BNX2_FW_MSG_STATUS_OK) |
2199 | return -EIO; | |
2200 | ||
b6016b76 MC |
2201 | return 0; |
2202 | } | |
2203 | ||
59b47d8a MC |
2204 | static int |
2205 | bnx2_init_5709_context(struct bnx2 *bp) | |
2206 | { | |
2207 | int i, ret = 0; | |
2208 | u32 val; | |
2209 | ||
2210 | val = BNX2_CTX_COMMAND_ENABLED | BNX2_CTX_COMMAND_MEM_INIT | (1 << 12); | |
2211 | val |= (BCM_PAGE_BITS - 8) << 16; | |
2212 | REG_WR(bp, BNX2_CTX_COMMAND, val); | |
641bdcd5 MC |
2213 | for (i = 0; i < 10; i++) { |
2214 | val = REG_RD(bp, BNX2_CTX_COMMAND); | |
2215 | if (!(val & BNX2_CTX_COMMAND_MEM_INIT)) | |
2216 | break; | |
2217 | udelay(2); | |
2218 | } | |
2219 | if (val & BNX2_CTX_COMMAND_MEM_INIT) | |
2220 | return -EBUSY; | |
2221 | ||
59b47d8a MC |
2222 | for (i = 0; i < bp->ctx_pages; i++) { |
2223 | int j; | |
2224 | ||
352f7687 MC |
2225 | if (bp->ctx_blk[i]) |
2226 | memset(bp->ctx_blk[i], 0, BCM_PAGE_SIZE); | |
2227 | else | |
2228 | return -ENOMEM; | |
2229 | ||
59b47d8a MC |
2230 | REG_WR(bp, BNX2_CTX_HOST_PAGE_TBL_DATA0, |
2231 | (bp->ctx_blk_mapping[i] & 0xffffffff) | | |
2232 | BNX2_CTX_HOST_PAGE_TBL_DATA0_VALID); | |
2233 | REG_WR(bp, BNX2_CTX_HOST_PAGE_TBL_DATA1, | |
2234 | (u64) bp->ctx_blk_mapping[i] >> 32); | |
2235 | REG_WR(bp, BNX2_CTX_HOST_PAGE_TBL_CTRL, i | | |
2236 | BNX2_CTX_HOST_PAGE_TBL_CTRL_WRITE_REQ); | |
2237 | for (j = 0; j < 10; j++) { | |
2238 | ||
2239 | val = REG_RD(bp, BNX2_CTX_HOST_PAGE_TBL_CTRL); | |
2240 | if (!(val & BNX2_CTX_HOST_PAGE_TBL_CTRL_WRITE_REQ)) | |
2241 | break; | |
2242 | udelay(5); | |
2243 | } | |
2244 | if (val & BNX2_CTX_HOST_PAGE_TBL_CTRL_WRITE_REQ) { | |
2245 | ret = -EBUSY; | |
2246 | break; | |
2247 | } | |
2248 | } | |
2249 | return ret; | |
2250 | } | |
2251 | ||
b6016b76 MC |
2252 | static void |
2253 | bnx2_init_context(struct bnx2 *bp) | |
2254 | { | |
2255 | u32 vcid; | |
2256 | ||
2257 | vcid = 96; | |
2258 | while (vcid) { | |
2259 | u32 vcid_addr, pcid_addr, offset; | |
7947b20e | 2260 | int i; |
b6016b76 MC |
2261 | |
2262 | vcid--; | |
2263 | ||
2264 | if (CHIP_ID(bp) == CHIP_ID_5706_A0) { | |
2265 | u32 new_vcid; | |
2266 | ||
2267 | vcid_addr = GET_PCID_ADDR(vcid); | |
2268 | if (vcid & 0x8) { | |
2269 | new_vcid = 0x60 + (vcid & 0xf0) + (vcid & 0x7); | |
2270 | } | |
2271 | else { | |
2272 | new_vcid = vcid; | |
2273 | } | |
2274 | pcid_addr = GET_PCID_ADDR(new_vcid); | |
2275 | } | |
2276 | else { | |
2277 | vcid_addr = GET_CID_ADDR(vcid); | |
2278 | pcid_addr = vcid_addr; | |
2279 | } | |
2280 | ||
7947b20e MC |
2281 | for (i = 0; i < (CTX_SIZE / PHY_CTX_SIZE); i++) { |
2282 | vcid_addr += (i << PHY_CTX_SHIFT); | |
2283 | pcid_addr += (i << PHY_CTX_SHIFT); | |
b6016b76 | 2284 | |
5d5d0015 | 2285 | REG_WR(bp, BNX2_CTX_VIRT_ADDR, vcid_addr); |
7947b20e | 2286 | REG_WR(bp, BNX2_CTX_PAGE_TBL, pcid_addr); |
b6016b76 | 2287 | |
7947b20e MC |
2288 | /* Zero out the context. */ |
2289 | for (offset = 0; offset < PHY_CTX_SIZE; offset += 4) | |
62a8313c | 2290 | bnx2_ctx_wr(bp, vcid_addr, offset, 0); |
7947b20e | 2291 | } |
b6016b76 MC |
2292 | } |
2293 | } | |
2294 | ||
2295 | static int | |
2296 | bnx2_alloc_bad_rbuf(struct bnx2 *bp) | |
2297 | { | |
2298 | u16 *good_mbuf; | |
2299 | u32 good_mbuf_cnt; | |
2300 | u32 val; | |
2301 | ||
2302 | good_mbuf = kmalloc(512 * sizeof(u16), GFP_KERNEL); | |
2303 | if (good_mbuf == NULL) { | |
2304 | printk(KERN_ERR PFX "Failed to allocate memory in " | |
2305 | "bnx2_alloc_bad_rbuf\n"); | |
2306 | return -ENOMEM; | |
2307 | } | |
2308 | ||
2309 | REG_WR(bp, BNX2_MISC_ENABLE_SET_BITS, | |
2310 | BNX2_MISC_ENABLE_SET_BITS_RX_MBUF_ENABLE); | |
2311 | ||
2312 | good_mbuf_cnt = 0; | |
2313 | ||
2314 | /* Allocate a bunch of mbufs and save the good ones in an array. */ | |
2726d6e1 | 2315 | val = bnx2_reg_rd_ind(bp, BNX2_RBUF_STATUS1); |
b6016b76 | 2316 | while (val & BNX2_RBUF_STATUS1_FREE_COUNT) { |
2726d6e1 MC |
2317 | bnx2_reg_wr_ind(bp, BNX2_RBUF_COMMAND, |
2318 | BNX2_RBUF_COMMAND_ALLOC_REQ); | |
b6016b76 | 2319 | |
2726d6e1 | 2320 | val = bnx2_reg_rd_ind(bp, BNX2_RBUF_FW_BUF_ALLOC); |
b6016b76 MC |
2321 | |
2322 | val &= BNX2_RBUF_FW_BUF_ALLOC_VALUE; | |
2323 | ||
2324 | /* The addresses with Bit 9 set are bad memory blocks. */ | |
2325 | if (!(val & (1 << 9))) { | |
2326 | good_mbuf[good_mbuf_cnt] = (u16) val; | |
2327 | good_mbuf_cnt++; | |
2328 | } | |
2329 | ||
2726d6e1 | 2330 | val = bnx2_reg_rd_ind(bp, BNX2_RBUF_STATUS1); |
b6016b76 MC |
2331 | } |
2332 | ||
2333 | /* Free the good ones back to the mbuf pool thus discarding | |
2334 | * all the bad ones. */ | |
2335 | while (good_mbuf_cnt) { | |
2336 | good_mbuf_cnt--; | |
2337 | ||
2338 | val = good_mbuf[good_mbuf_cnt]; | |
2339 | val = (val << 9) | val | 1; | |
2340 | ||
2726d6e1 | 2341 | bnx2_reg_wr_ind(bp, BNX2_RBUF_FW_BUF_FREE, val); |
b6016b76 MC |
2342 | } |
2343 | kfree(good_mbuf); | |
2344 | return 0; | |
2345 | } | |
2346 | ||
2347 | static void | |
6aa20a22 | 2348 | bnx2_set_mac_addr(struct bnx2 *bp) |
b6016b76 MC |
2349 | { |
2350 | u32 val; | |
2351 | u8 *mac_addr = bp->dev->dev_addr; | |
2352 | ||
2353 | val = (mac_addr[0] << 8) | mac_addr[1]; | |
2354 | ||
2355 | REG_WR(bp, BNX2_EMAC_MAC_MATCH0, val); | |
2356 | ||
6aa20a22 | 2357 | val = (mac_addr[2] << 24) | (mac_addr[3] << 16) | |
b6016b76 MC |
2358 | (mac_addr[4] << 8) | mac_addr[5]; |
2359 | ||
2360 | REG_WR(bp, BNX2_EMAC_MAC_MATCH1, val); | |
2361 | } | |
2362 | ||
47bf4246 MC |
2363 | static inline int |
2364 | bnx2_alloc_rx_page(struct bnx2 *bp, u16 index) | |
2365 | { | |
2366 | dma_addr_t mapping; | |
2367 | struct sw_pg *rx_pg = &bp->rx_pg_ring[index]; | |
2368 | struct rx_bd *rxbd = | |
2369 | &bp->rx_pg_desc_ring[RX_RING(index)][RX_IDX(index)]; | |
2370 | struct page *page = alloc_page(GFP_ATOMIC); | |
2371 | ||
2372 | if (!page) | |
2373 | return -ENOMEM; | |
2374 | mapping = pci_map_page(bp->pdev, page, 0, PAGE_SIZE, | |
2375 | PCI_DMA_FROMDEVICE); | |
2376 | rx_pg->page = page; | |
2377 | pci_unmap_addr_set(rx_pg, mapping, mapping); | |
2378 | rxbd->rx_bd_haddr_hi = (u64) mapping >> 32; | |
2379 | rxbd->rx_bd_haddr_lo = (u64) mapping & 0xffffffff; | |
2380 | return 0; | |
2381 | } | |
2382 | ||
2383 | static void | |
2384 | bnx2_free_rx_page(struct bnx2 *bp, u16 index) | |
2385 | { | |
2386 | struct sw_pg *rx_pg = &bp->rx_pg_ring[index]; | |
2387 | struct page *page = rx_pg->page; | |
2388 | ||
2389 | if (!page) | |
2390 | return; | |
2391 | ||
2392 | pci_unmap_page(bp->pdev, pci_unmap_addr(rx_pg, mapping), PAGE_SIZE, | |
2393 | PCI_DMA_FROMDEVICE); | |
2394 | ||
2395 | __free_page(page); | |
2396 | rx_pg->page = NULL; | |
2397 | } | |
2398 | ||
b6016b76 | 2399 | static inline int |
a1f60190 | 2400 | bnx2_alloc_rx_skb(struct bnx2 *bp, struct bnx2_napi *bnapi, u16 index) |
b6016b76 MC |
2401 | { |
2402 | struct sk_buff *skb; | |
2403 | struct sw_bd *rx_buf = &bp->rx_buf_ring[index]; | |
2404 | dma_addr_t mapping; | |
13daffa2 | 2405 | struct rx_bd *rxbd = &bp->rx_desc_ring[RX_RING(index)][RX_IDX(index)]; |
b6016b76 MC |
2406 | unsigned long align; |
2407 | ||
932f3772 | 2408 | skb = netdev_alloc_skb(bp->dev, bp->rx_buf_size); |
b6016b76 MC |
2409 | if (skb == NULL) { |
2410 | return -ENOMEM; | |
2411 | } | |
2412 | ||
59b47d8a MC |
2413 | if (unlikely((align = (unsigned long) skb->data & (BNX2_RX_ALIGN - 1)))) |
2414 | skb_reserve(skb, BNX2_RX_ALIGN - align); | |
b6016b76 | 2415 | |
b6016b76 MC |
2416 | mapping = pci_map_single(bp->pdev, skb->data, bp->rx_buf_use_size, |
2417 | PCI_DMA_FROMDEVICE); | |
2418 | ||
2419 | rx_buf->skb = skb; | |
2420 | pci_unmap_addr_set(rx_buf, mapping, mapping); | |
2421 | ||
2422 | rxbd->rx_bd_haddr_hi = (u64) mapping >> 32; | |
2423 | rxbd->rx_bd_haddr_lo = (u64) mapping & 0xffffffff; | |
2424 | ||
a1f60190 | 2425 | bnapi->rx_prod_bseq += bp->rx_buf_use_size; |
b6016b76 MC |
2426 | |
2427 | return 0; | |
2428 | } | |
2429 | ||
da3e4fbe | 2430 | static int |
35efa7c1 | 2431 | bnx2_phy_event_is_set(struct bnx2 *bp, struct bnx2_napi *bnapi, u32 event) |
b6016b76 | 2432 | { |
35efa7c1 | 2433 | struct status_block *sblk = bnapi->status_blk; |
b6016b76 | 2434 | u32 new_link_state, old_link_state; |
da3e4fbe | 2435 | int is_set = 1; |
b6016b76 | 2436 | |
da3e4fbe MC |
2437 | new_link_state = sblk->status_attn_bits & event; |
2438 | old_link_state = sblk->status_attn_bits_ack & event; | |
b6016b76 | 2439 | if (new_link_state != old_link_state) { |
da3e4fbe MC |
2440 | if (new_link_state) |
2441 | REG_WR(bp, BNX2_PCICFG_STATUS_BIT_SET_CMD, event); | |
2442 | else | |
2443 | REG_WR(bp, BNX2_PCICFG_STATUS_BIT_CLEAR_CMD, event); | |
2444 | } else | |
2445 | is_set = 0; | |
2446 | ||
2447 | return is_set; | |
2448 | } | |
2449 | ||
2450 | static void | |
35efa7c1 | 2451 | bnx2_phy_int(struct bnx2 *bp, struct bnx2_napi *bnapi) |
da3e4fbe | 2452 | { |
74ecc62d MC |
2453 | spin_lock(&bp->phy_lock); |
2454 | ||
2455 | if (bnx2_phy_event_is_set(bp, bnapi, STATUS_ATTN_BITS_LINK_STATE)) | |
b6016b76 | 2456 | bnx2_set_link(bp); |
35efa7c1 | 2457 | if (bnx2_phy_event_is_set(bp, bnapi, STATUS_ATTN_BITS_TIMER_ABORT)) |
0d8a6571 MC |
2458 | bnx2_set_remote_link(bp); |
2459 | ||
74ecc62d MC |
2460 | spin_unlock(&bp->phy_lock); |
2461 | ||
b6016b76 MC |
2462 | } |
2463 | ||
ead7270b | 2464 | static inline u16 |
35efa7c1 | 2465 | bnx2_get_hw_tx_cons(struct bnx2_napi *bnapi) |
ead7270b MC |
2466 | { |
2467 | u16 cons; | |
2468 | ||
c76c0475 MC |
2469 | if (bnapi->int_num == 0) |
2470 | cons = bnapi->status_blk->status_tx_quick_consumer_index0; | |
2471 | else | |
2472 | cons = bnapi->status_blk_msix->status_tx_quick_consumer_index; | |
ead7270b MC |
2473 | |
2474 | if (unlikely((cons & MAX_TX_DESC_CNT) == MAX_TX_DESC_CNT)) | |
2475 | cons++; | |
2476 | return cons; | |
2477 | } | |
2478 | ||
57851d84 MC |
2479 | static int |
2480 | bnx2_tx_int(struct bnx2 *bp, struct bnx2_napi *bnapi, int budget) | |
b6016b76 MC |
2481 | { |
2482 | u16 hw_cons, sw_cons, sw_ring_cons; | |
57851d84 | 2483 | int tx_pkt = 0; |
b6016b76 | 2484 | |
35efa7c1 | 2485 | hw_cons = bnx2_get_hw_tx_cons(bnapi); |
a550c99b | 2486 | sw_cons = bnapi->tx_cons; |
b6016b76 MC |
2487 | |
2488 | while (sw_cons != hw_cons) { | |
2489 | struct sw_bd *tx_buf; | |
2490 | struct sk_buff *skb; | |
2491 | int i, last; | |
2492 | ||
2493 | sw_ring_cons = TX_RING_IDX(sw_cons); | |
2494 | ||
2495 | tx_buf = &bp->tx_buf_ring[sw_ring_cons]; | |
2496 | skb = tx_buf->skb; | |
1d39ed56 | 2497 | |
b6016b76 | 2498 | /* partial BD completions possible with TSO packets */ |
89114afd | 2499 | if (skb_is_gso(skb)) { |
b6016b76 MC |
2500 | u16 last_idx, last_ring_idx; |
2501 | ||
2502 | last_idx = sw_cons + | |
2503 | skb_shinfo(skb)->nr_frags + 1; | |
2504 | last_ring_idx = sw_ring_cons + | |
2505 | skb_shinfo(skb)->nr_frags + 1; | |
2506 | if (unlikely(last_ring_idx >= MAX_TX_DESC_CNT)) { | |
2507 | last_idx++; | |
2508 | } | |
2509 | if (((s16) ((s16) last_idx - (s16) hw_cons)) > 0) { | |
2510 | break; | |
2511 | } | |
2512 | } | |
1d39ed56 | 2513 | |
b6016b76 MC |
2514 | pci_unmap_single(bp->pdev, pci_unmap_addr(tx_buf, mapping), |
2515 | skb_headlen(skb), PCI_DMA_TODEVICE); | |
2516 | ||
2517 | tx_buf->skb = NULL; | |
2518 | last = skb_shinfo(skb)->nr_frags; | |
2519 | ||
2520 | for (i = 0; i < last; i++) { | |
2521 | sw_cons = NEXT_TX_BD(sw_cons); | |
2522 | ||
2523 | pci_unmap_page(bp->pdev, | |
2524 | pci_unmap_addr( | |
2525 | &bp->tx_buf_ring[TX_RING_IDX(sw_cons)], | |
2526 | mapping), | |
2527 | skb_shinfo(skb)->frags[i].size, | |
2528 | PCI_DMA_TODEVICE); | |
2529 | } | |
2530 | ||
2531 | sw_cons = NEXT_TX_BD(sw_cons); | |
2532 | ||
745720e5 | 2533 | dev_kfree_skb(skb); |
57851d84 MC |
2534 | tx_pkt++; |
2535 | if (tx_pkt == budget) | |
2536 | break; | |
b6016b76 | 2537 | |
35efa7c1 | 2538 | hw_cons = bnx2_get_hw_tx_cons(bnapi); |
b6016b76 MC |
2539 | } |
2540 | ||
a550c99b MC |
2541 | bnapi->hw_tx_cons = hw_cons; |
2542 | bnapi->tx_cons = sw_cons; | |
2f8af120 MC |
2543 | /* Need to make the tx_cons update visible to bnx2_start_xmit() |
2544 | * before checking for netif_queue_stopped(). Without the | |
2545 | * memory barrier, there is a small possibility that bnx2_start_xmit() | |
2546 | * will miss it and cause the queue to be stopped forever. | |
2547 | */ | |
2548 | smp_mb(); | |
b6016b76 | 2549 | |
2f8af120 | 2550 | if (unlikely(netif_queue_stopped(bp->dev)) && |
a550c99b | 2551 | (bnx2_tx_avail(bp, bnapi) > bp->tx_wake_thresh)) { |
2f8af120 | 2552 | netif_tx_lock(bp->dev); |
b6016b76 | 2553 | if ((netif_queue_stopped(bp->dev)) && |
a550c99b | 2554 | (bnx2_tx_avail(bp, bnapi) > bp->tx_wake_thresh)) |
b6016b76 | 2555 | netif_wake_queue(bp->dev); |
2f8af120 | 2556 | netif_tx_unlock(bp->dev); |
b6016b76 | 2557 | } |
57851d84 | 2558 | return tx_pkt; |
b6016b76 MC |
2559 | } |
2560 | ||
1db82f2a | 2561 | static void |
a1f60190 MC |
2562 | bnx2_reuse_rx_skb_pages(struct bnx2 *bp, struct bnx2_napi *bnapi, |
2563 | struct sk_buff *skb, int count) | |
1db82f2a MC |
2564 | { |
2565 | struct sw_pg *cons_rx_pg, *prod_rx_pg; | |
2566 | struct rx_bd *cons_bd, *prod_bd; | |
2567 | dma_addr_t mapping; | |
2568 | int i; | |
a1f60190 MC |
2569 | u16 hw_prod = bnapi->rx_pg_prod, prod; |
2570 | u16 cons = bnapi->rx_pg_cons; | |
1db82f2a MC |
2571 | |
2572 | for (i = 0; i < count; i++) { | |
2573 | prod = RX_PG_RING_IDX(hw_prod); | |
2574 | ||
2575 | prod_rx_pg = &bp->rx_pg_ring[prod]; | |
2576 | cons_rx_pg = &bp->rx_pg_ring[cons]; | |
2577 | cons_bd = &bp->rx_pg_desc_ring[RX_RING(cons)][RX_IDX(cons)]; | |
2578 | prod_bd = &bp->rx_pg_desc_ring[RX_RING(prod)][RX_IDX(prod)]; | |
2579 | ||
2580 | if (i == 0 && skb) { | |
2581 | struct page *page; | |
2582 | struct skb_shared_info *shinfo; | |
2583 | ||
2584 | shinfo = skb_shinfo(skb); | |
2585 | shinfo->nr_frags--; | |
2586 | page = shinfo->frags[shinfo->nr_frags].page; | |
2587 | shinfo->frags[shinfo->nr_frags].page = NULL; | |
2588 | mapping = pci_map_page(bp->pdev, page, 0, PAGE_SIZE, | |
2589 | PCI_DMA_FROMDEVICE); | |
2590 | cons_rx_pg->page = page; | |
2591 | pci_unmap_addr_set(cons_rx_pg, mapping, mapping); | |
2592 | dev_kfree_skb(skb); | |
2593 | } | |
2594 | if (prod != cons) { | |
2595 | prod_rx_pg->page = cons_rx_pg->page; | |
2596 | cons_rx_pg->page = NULL; | |
2597 | pci_unmap_addr_set(prod_rx_pg, mapping, | |
2598 | pci_unmap_addr(cons_rx_pg, mapping)); | |
2599 | ||
2600 | prod_bd->rx_bd_haddr_hi = cons_bd->rx_bd_haddr_hi; | |
2601 | prod_bd->rx_bd_haddr_lo = cons_bd->rx_bd_haddr_lo; | |
2602 | ||
2603 | } | |
2604 | cons = RX_PG_RING_IDX(NEXT_RX_BD(cons)); | |
2605 | hw_prod = NEXT_RX_BD(hw_prod); | |
2606 | } | |
a1f60190 MC |
2607 | bnapi->rx_pg_prod = hw_prod; |
2608 | bnapi->rx_pg_cons = cons; | |
1db82f2a MC |
2609 | } |
2610 | ||
b6016b76 | 2611 | static inline void |
a1f60190 | 2612 | bnx2_reuse_rx_skb(struct bnx2 *bp, struct bnx2_napi *bnapi, struct sk_buff *skb, |
b6016b76 MC |
2613 | u16 cons, u16 prod) |
2614 | { | |
236b6394 MC |
2615 | struct sw_bd *cons_rx_buf, *prod_rx_buf; |
2616 | struct rx_bd *cons_bd, *prod_bd; | |
2617 | ||
2618 | cons_rx_buf = &bp->rx_buf_ring[cons]; | |
2619 | prod_rx_buf = &bp->rx_buf_ring[prod]; | |
b6016b76 MC |
2620 | |
2621 | pci_dma_sync_single_for_device(bp->pdev, | |
2622 | pci_unmap_addr(cons_rx_buf, mapping), | |
2623 | bp->rx_offset + RX_COPY_THRESH, PCI_DMA_FROMDEVICE); | |
2624 | ||
a1f60190 | 2625 | bnapi->rx_prod_bseq += bp->rx_buf_use_size; |
b6016b76 | 2626 | |
236b6394 | 2627 | prod_rx_buf->skb = skb; |
b6016b76 | 2628 | |
236b6394 MC |
2629 | if (cons == prod) |
2630 | return; | |
b6016b76 | 2631 | |
236b6394 MC |
2632 | pci_unmap_addr_set(prod_rx_buf, mapping, |
2633 | pci_unmap_addr(cons_rx_buf, mapping)); | |
2634 | ||
3fdfcc2c MC |
2635 | cons_bd = &bp->rx_desc_ring[RX_RING(cons)][RX_IDX(cons)]; |
2636 | prod_bd = &bp->rx_desc_ring[RX_RING(prod)][RX_IDX(prod)]; | |
236b6394 MC |
2637 | prod_bd->rx_bd_haddr_hi = cons_bd->rx_bd_haddr_hi; |
2638 | prod_bd->rx_bd_haddr_lo = cons_bd->rx_bd_haddr_lo; | |
b6016b76 MC |
2639 | } |
2640 | ||
85833c62 | 2641 | static int |
a1f60190 MC |
2642 | bnx2_rx_skb(struct bnx2 *bp, struct bnx2_napi *bnapi, struct sk_buff *skb, |
2643 | unsigned int len, unsigned int hdr_len, dma_addr_t dma_addr, | |
2644 | u32 ring_idx) | |
85833c62 MC |
2645 | { |
2646 | int err; | |
2647 | u16 prod = ring_idx & 0xffff; | |
2648 | ||
a1f60190 | 2649 | err = bnx2_alloc_rx_skb(bp, bnapi, prod); |
85833c62 | 2650 | if (unlikely(err)) { |
a1f60190 | 2651 | bnx2_reuse_rx_skb(bp, bnapi, skb, (u16) (ring_idx >> 16), prod); |
1db82f2a MC |
2652 | if (hdr_len) { |
2653 | unsigned int raw_len = len + 4; | |
2654 | int pages = PAGE_ALIGN(raw_len - hdr_len) >> PAGE_SHIFT; | |
2655 | ||
a1f60190 | 2656 | bnx2_reuse_rx_skb_pages(bp, bnapi, NULL, pages); |
1db82f2a | 2657 | } |
85833c62 MC |
2658 | return err; |
2659 | } | |
2660 | ||
2661 | skb_reserve(skb, bp->rx_offset); | |
2662 | pci_unmap_single(bp->pdev, dma_addr, bp->rx_buf_use_size, | |
2663 | PCI_DMA_FROMDEVICE); | |
2664 | ||
1db82f2a MC |
2665 | if (hdr_len == 0) { |
2666 | skb_put(skb, len); | |
2667 | return 0; | |
2668 | } else { | |
2669 | unsigned int i, frag_len, frag_size, pages; | |
2670 | struct sw_pg *rx_pg; | |
a1f60190 MC |
2671 | u16 pg_cons = bnapi->rx_pg_cons; |
2672 | u16 pg_prod = bnapi->rx_pg_prod; | |
1db82f2a MC |
2673 | |
2674 | frag_size = len + 4 - hdr_len; | |
2675 | pages = PAGE_ALIGN(frag_size) >> PAGE_SHIFT; | |
2676 | skb_put(skb, hdr_len); | |
2677 | ||
2678 | for (i = 0; i < pages; i++) { | |
2679 | frag_len = min(frag_size, (unsigned int) PAGE_SIZE); | |
2680 | if (unlikely(frag_len <= 4)) { | |
2681 | unsigned int tail = 4 - frag_len; | |
2682 | ||
a1f60190 MC |
2683 | bnapi->rx_pg_cons = pg_cons; |
2684 | bnapi->rx_pg_prod = pg_prod; | |
2685 | bnx2_reuse_rx_skb_pages(bp, bnapi, NULL, | |
2686 | pages - i); | |
1db82f2a MC |
2687 | skb->len -= tail; |
2688 | if (i == 0) { | |
2689 | skb->tail -= tail; | |
2690 | } else { | |
2691 | skb_frag_t *frag = | |
2692 | &skb_shinfo(skb)->frags[i - 1]; | |
2693 | frag->size -= tail; | |
2694 | skb->data_len -= tail; | |
2695 | skb->truesize -= tail; | |
2696 | } | |
2697 | return 0; | |
2698 | } | |
2699 | rx_pg = &bp->rx_pg_ring[pg_cons]; | |
2700 | ||
2701 | pci_unmap_page(bp->pdev, pci_unmap_addr(rx_pg, mapping), | |
2702 | PAGE_SIZE, PCI_DMA_FROMDEVICE); | |
2703 | ||
2704 | if (i == pages - 1) | |
2705 | frag_len -= 4; | |
2706 | ||
2707 | skb_fill_page_desc(skb, i, rx_pg->page, 0, frag_len); | |
2708 | rx_pg->page = NULL; | |
2709 | ||
2710 | err = bnx2_alloc_rx_page(bp, RX_PG_RING_IDX(pg_prod)); | |
2711 | if (unlikely(err)) { | |
a1f60190 MC |
2712 | bnapi->rx_pg_cons = pg_cons; |
2713 | bnapi->rx_pg_prod = pg_prod; | |
2714 | bnx2_reuse_rx_skb_pages(bp, bnapi, skb, | |
2715 | pages - i); | |
1db82f2a MC |
2716 | return err; |
2717 | } | |
2718 | ||
2719 | frag_size -= frag_len; | |
2720 | skb->data_len += frag_len; | |
2721 | skb->truesize += frag_len; | |
2722 | skb->len += frag_len; | |
2723 | ||
2724 | pg_prod = NEXT_RX_BD(pg_prod); | |
2725 | pg_cons = RX_PG_RING_IDX(NEXT_RX_BD(pg_cons)); | |
2726 | } | |
a1f60190 MC |
2727 | bnapi->rx_pg_prod = pg_prod; |
2728 | bnapi->rx_pg_cons = pg_cons; | |
1db82f2a | 2729 | } |
85833c62 MC |
2730 | return 0; |
2731 | } | |
2732 | ||
c09c2627 | 2733 | static inline u16 |
35efa7c1 | 2734 | bnx2_get_hw_rx_cons(struct bnx2_napi *bnapi) |
c09c2627 | 2735 | { |
35efa7c1 | 2736 | u16 cons = bnapi->status_blk->status_rx_quick_consumer_index0; |
c09c2627 MC |
2737 | |
2738 | if (unlikely((cons & MAX_RX_DESC_CNT) == MAX_RX_DESC_CNT)) | |
2739 | cons++; | |
2740 | return cons; | |
2741 | } | |
2742 | ||
b6016b76 | 2743 | static int |
35efa7c1 | 2744 | bnx2_rx_int(struct bnx2 *bp, struct bnx2_napi *bnapi, int budget) |
b6016b76 MC |
2745 | { |
2746 | u16 hw_cons, sw_cons, sw_ring_cons, sw_prod, sw_ring_prod; | |
2747 | struct l2_fhdr *rx_hdr; | |
1db82f2a | 2748 | int rx_pkt = 0, pg_ring_used = 0; |
b6016b76 | 2749 | |
35efa7c1 | 2750 | hw_cons = bnx2_get_hw_rx_cons(bnapi); |
a1f60190 MC |
2751 | sw_cons = bnapi->rx_cons; |
2752 | sw_prod = bnapi->rx_prod; | |
b6016b76 MC |
2753 | |
2754 | /* Memory barrier necessary as speculative reads of the rx | |
2755 | * buffer can be ahead of the index in the status block | |
2756 | */ | |
2757 | rmb(); | |
2758 | while (sw_cons != hw_cons) { | |
1db82f2a | 2759 | unsigned int len, hdr_len; |
ade2bfe7 | 2760 | u32 status; |
b6016b76 MC |
2761 | struct sw_bd *rx_buf; |
2762 | struct sk_buff *skb; | |
236b6394 | 2763 | dma_addr_t dma_addr; |
b6016b76 MC |
2764 | |
2765 | sw_ring_cons = RX_RING_IDX(sw_cons); | |
2766 | sw_ring_prod = RX_RING_IDX(sw_prod); | |
2767 | ||
2768 | rx_buf = &bp->rx_buf_ring[sw_ring_cons]; | |
2769 | skb = rx_buf->skb; | |
236b6394 MC |
2770 | |
2771 | rx_buf->skb = NULL; | |
2772 | ||
2773 | dma_addr = pci_unmap_addr(rx_buf, mapping); | |
2774 | ||
2775 | pci_dma_sync_single_for_cpu(bp->pdev, dma_addr, | |
b6016b76 MC |
2776 | bp->rx_offset + RX_COPY_THRESH, PCI_DMA_FROMDEVICE); |
2777 | ||
2778 | rx_hdr = (struct l2_fhdr *) skb->data; | |
1db82f2a | 2779 | len = rx_hdr->l2_fhdr_pkt_len; |
b6016b76 | 2780 | |
ade2bfe7 | 2781 | if ((status = rx_hdr->l2_fhdr_status) & |
b6016b76 MC |
2782 | (L2_FHDR_ERRORS_BAD_CRC | |
2783 | L2_FHDR_ERRORS_PHY_DECODE | | |
2784 | L2_FHDR_ERRORS_ALIGNMENT | | |
2785 | L2_FHDR_ERRORS_TOO_SHORT | | |
2786 | L2_FHDR_ERRORS_GIANT_FRAME)) { | |
2787 | ||
a1f60190 MC |
2788 | bnx2_reuse_rx_skb(bp, bnapi, skb, sw_ring_cons, |
2789 | sw_ring_prod); | |
85833c62 | 2790 | goto next_rx; |
b6016b76 | 2791 | } |
1db82f2a MC |
2792 | hdr_len = 0; |
2793 | if (status & L2_FHDR_STATUS_SPLIT) { | |
2794 | hdr_len = rx_hdr->l2_fhdr_ip_xsum; | |
2795 | pg_ring_used = 1; | |
2796 | } else if (len > bp->rx_jumbo_thresh) { | |
2797 | hdr_len = bp->rx_jumbo_thresh; | |
2798 | pg_ring_used = 1; | |
2799 | } | |
2800 | ||
2801 | len -= 4; | |
b6016b76 | 2802 | |
5d5d0015 | 2803 | if (len <= bp->rx_copy_thresh) { |
b6016b76 MC |
2804 | struct sk_buff *new_skb; |
2805 | ||
932f3772 | 2806 | new_skb = netdev_alloc_skb(bp->dev, len + 2); |
85833c62 | 2807 | if (new_skb == NULL) { |
a1f60190 | 2808 | bnx2_reuse_rx_skb(bp, bnapi, skb, sw_ring_cons, |
85833c62 MC |
2809 | sw_ring_prod); |
2810 | goto next_rx; | |
2811 | } | |
b6016b76 MC |
2812 | |
2813 | /* aligned copy */ | |
d626f62b ACM |
2814 | skb_copy_from_linear_data_offset(skb, bp->rx_offset - 2, |
2815 | new_skb->data, len + 2); | |
b6016b76 MC |
2816 | skb_reserve(new_skb, 2); |
2817 | skb_put(new_skb, len); | |
b6016b76 | 2818 | |
a1f60190 | 2819 | bnx2_reuse_rx_skb(bp, bnapi, skb, |
b6016b76 MC |
2820 | sw_ring_cons, sw_ring_prod); |
2821 | ||
2822 | skb = new_skb; | |
a1f60190 MC |
2823 | } else if (unlikely(bnx2_rx_skb(bp, bnapi, skb, len, hdr_len, |
2824 | dma_addr, (sw_ring_cons << 16) | sw_ring_prod))) | |
b6016b76 | 2825 | goto next_rx; |
b6016b76 MC |
2826 | |
2827 | skb->protocol = eth_type_trans(skb, bp->dev); | |
2828 | ||
2829 | if ((len > (bp->dev->mtu + ETH_HLEN)) && | |
d1e100ba | 2830 | (ntohs(skb->protocol) != 0x8100)) { |
b6016b76 | 2831 | |
745720e5 | 2832 | dev_kfree_skb(skb); |
b6016b76 MC |
2833 | goto next_rx; |
2834 | ||
2835 | } | |
2836 | ||
b6016b76 MC |
2837 | skb->ip_summed = CHECKSUM_NONE; |
2838 | if (bp->rx_csum && | |
2839 | (status & (L2_FHDR_STATUS_TCP_SEGMENT | | |
2840 | L2_FHDR_STATUS_UDP_DATAGRAM))) { | |
2841 | ||
ade2bfe7 MC |
2842 | if (likely((status & (L2_FHDR_ERRORS_TCP_XSUM | |
2843 | L2_FHDR_ERRORS_UDP_XSUM)) == 0)) | |
b6016b76 MC |
2844 | skb->ip_summed = CHECKSUM_UNNECESSARY; |
2845 | } | |
2846 | ||
2847 | #ifdef BCM_VLAN | |
79ea13ce | 2848 | if ((status & L2_FHDR_STATUS_L2_VLAN_TAG) && bp->vlgrp) { |
b6016b76 MC |
2849 | vlan_hwaccel_receive_skb(skb, bp->vlgrp, |
2850 | rx_hdr->l2_fhdr_vlan_tag); | |
2851 | } | |
2852 | else | |
2853 | #endif | |
2854 | netif_receive_skb(skb); | |
2855 | ||
2856 | bp->dev->last_rx = jiffies; | |
2857 | rx_pkt++; | |
2858 | ||
2859 | next_rx: | |
b6016b76 MC |
2860 | sw_cons = NEXT_RX_BD(sw_cons); |
2861 | sw_prod = NEXT_RX_BD(sw_prod); | |
2862 | ||
2863 | if ((rx_pkt == budget)) | |
2864 | break; | |
f4e418f7 MC |
2865 | |
2866 | /* Refresh hw_cons to see if there is new work */ | |
2867 | if (sw_cons == hw_cons) { | |
35efa7c1 | 2868 | hw_cons = bnx2_get_hw_rx_cons(bnapi); |
f4e418f7 MC |
2869 | rmb(); |
2870 | } | |
b6016b76 | 2871 | } |
a1f60190 MC |
2872 | bnapi->rx_cons = sw_cons; |
2873 | bnapi->rx_prod = sw_prod; | |
b6016b76 | 2874 | |
1db82f2a MC |
2875 | if (pg_ring_used) |
2876 | REG_WR16(bp, MB_RX_CID_ADDR + BNX2_L2CTX_HOST_PG_BDIDX, | |
a1f60190 | 2877 | bnapi->rx_pg_prod); |
1db82f2a | 2878 | |
b6016b76 MC |
2879 | REG_WR16(bp, MB_RX_CID_ADDR + BNX2_L2CTX_HOST_BDIDX, sw_prod); |
2880 | ||
a1f60190 | 2881 | REG_WR(bp, MB_RX_CID_ADDR + BNX2_L2CTX_HOST_BSEQ, bnapi->rx_prod_bseq); |
b6016b76 MC |
2882 | |
2883 | mmiowb(); | |
2884 | ||
2885 | return rx_pkt; | |
2886 | ||
2887 | } | |
2888 | ||
2889 | /* MSI ISR - The only difference between this and the INTx ISR | |
2890 | * is that the MSI interrupt is always serviced. | |
2891 | */ | |
2892 | static irqreturn_t | |
7d12e780 | 2893 | bnx2_msi(int irq, void *dev_instance) |
b6016b76 MC |
2894 | { |
2895 | struct net_device *dev = dev_instance; | |
972ec0d4 | 2896 | struct bnx2 *bp = netdev_priv(dev); |
b4b36042 | 2897 | struct bnx2_napi *bnapi = &bp->bnx2_napi[0]; |
b6016b76 | 2898 | |
35efa7c1 | 2899 | prefetch(bnapi->status_blk); |
b6016b76 MC |
2900 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, |
2901 | BNX2_PCICFG_INT_ACK_CMD_USE_INT_HC_PARAM | | |
2902 | BNX2_PCICFG_INT_ACK_CMD_MASK_INT); | |
2903 | ||
2904 | /* Return here if interrupt is disabled. */ | |
73eef4cd MC |
2905 | if (unlikely(atomic_read(&bp->intr_sem) != 0)) |
2906 | return IRQ_HANDLED; | |
b6016b76 | 2907 | |
35efa7c1 | 2908 | netif_rx_schedule(dev, &bnapi->napi); |
b6016b76 | 2909 | |
73eef4cd | 2910 | return IRQ_HANDLED; |
b6016b76 MC |
2911 | } |
2912 | ||
8e6a72c4 MC |
2913 | static irqreturn_t |
2914 | bnx2_msi_1shot(int irq, void *dev_instance) | |
2915 | { | |
2916 | struct net_device *dev = dev_instance; | |
2917 | struct bnx2 *bp = netdev_priv(dev); | |
b4b36042 | 2918 | struct bnx2_napi *bnapi = &bp->bnx2_napi[0]; |
8e6a72c4 | 2919 | |
35efa7c1 | 2920 | prefetch(bnapi->status_blk); |
8e6a72c4 MC |
2921 | |
2922 | /* Return here if interrupt is disabled. */ | |
2923 | if (unlikely(atomic_read(&bp->intr_sem) != 0)) | |
2924 | return IRQ_HANDLED; | |
2925 | ||
35efa7c1 | 2926 | netif_rx_schedule(dev, &bnapi->napi); |
8e6a72c4 MC |
2927 | |
2928 | return IRQ_HANDLED; | |
2929 | } | |
2930 | ||
b6016b76 | 2931 | static irqreturn_t |
7d12e780 | 2932 | bnx2_interrupt(int irq, void *dev_instance) |
b6016b76 MC |
2933 | { |
2934 | struct net_device *dev = dev_instance; | |
972ec0d4 | 2935 | struct bnx2 *bp = netdev_priv(dev); |
b4b36042 | 2936 | struct bnx2_napi *bnapi = &bp->bnx2_napi[0]; |
35efa7c1 | 2937 | struct status_block *sblk = bnapi->status_blk; |
b6016b76 MC |
2938 | |
2939 | /* When using INTx, it is possible for the interrupt to arrive | |
2940 | * at the CPU before the status block posted prior to the | |
2941 | * interrupt. Reading a register will flush the status block. | |
2942 | * When using MSI, the MSI message will always complete after | |
2943 | * the status block write. | |
2944 | */ | |
35efa7c1 | 2945 | if ((sblk->status_idx == bnapi->last_status_idx) && |
b6016b76 MC |
2946 | (REG_RD(bp, BNX2_PCICFG_MISC_STATUS) & |
2947 | BNX2_PCICFG_MISC_STATUS_INTA_VALUE)) | |
73eef4cd | 2948 | return IRQ_NONE; |
b6016b76 MC |
2949 | |
2950 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, | |
2951 | BNX2_PCICFG_INT_ACK_CMD_USE_INT_HC_PARAM | | |
2952 | BNX2_PCICFG_INT_ACK_CMD_MASK_INT); | |
2953 | ||
b8a7ce7b MC |
2954 | /* Read back to deassert IRQ immediately to avoid too many |
2955 | * spurious interrupts. | |
2956 | */ | |
2957 | REG_RD(bp, BNX2_PCICFG_INT_ACK_CMD); | |
2958 | ||
b6016b76 | 2959 | /* Return here if interrupt is shared and is disabled. */ |
73eef4cd MC |
2960 | if (unlikely(atomic_read(&bp->intr_sem) != 0)) |
2961 | return IRQ_HANDLED; | |
b6016b76 | 2962 | |
35efa7c1 MC |
2963 | if (netif_rx_schedule_prep(dev, &bnapi->napi)) { |
2964 | bnapi->last_status_idx = sblk->status_idx; | |
2965 | __netif_rx_schedule(dev, &bnapi->napi); | |
b8a7ce7b | 2966 | } |
b6016b76 | 2967 | |
73eef4cd | 2968 | return IRQ_HANDLED; |
b6016b76 MC |
2969 | } |
2970 | ||
57851d84 MC |
2971 | static irqreturn_t |
2972 | bnx2_tx_msix(int irq, void *dev_instance) | |
2973 | { | |
2974 | struct net_device *dev = dev_instance; | |
2975 | struct bnx2 *bp = netdev_priv(dev); | |
2976 | struct bnx2_napi *bnapi = &bp->bnx2_napi[BNX2_TX_VEC]; | |
2977 | ||
2978 | prefetch(bnapi->status_blk_msix); | |
2979 | ||
2980 | /* Return here if interrupt is disabled. */ | |
2981 | if (unlikely(atomic_read(&bp->intr_sem) != 0)) | |
2982 | return IRQ_HANDLED; | |
2983 | ||
2984 | netif_rx_schedule(dev, &bnapi->napi); | |
2985 | return IRQ_HANDLED; | |
2986 | } | |
2987 | ||
0d8a6571 MC |
2988 | #define STATUS_ATTN_EVENTS (STATUS_ATTN_BITS_LINK_STATE | \ |
2989 | STATUS_ATTN_BITS_TIMER_ABORT) | |
da3e4fbe | 2990 | |
f4e418f7 | 2991 | static inline int |
35efa7c1 | 2992 | bnx2_has_work(struct bnx2_napi *bnapi) |
f4e418f7 | 2993 | { |
1097f5e9 | 2994 | struct status_block *sblk = bnapi->status_blk; |
f4e418f7 | 2995 | |
a1f60190 | 2996 | if ((bnx2_get_hw_rx_cons(bnapi) != bnapi->rx_cons) || |
a550c99b | 2997 | (bnx2_get_hw_tx_cons(bnapi) != bnapi->hw_tx_cons)) |
f4e418f7 MC |
2998 | return 1; |
2999 | ||
da3e4fbe MC |
3000 | if ((sblk->status_attn_bits & STATUS_ATTN_EVENTS) != |
3001 | (sblk->status_attn_bits_ack & STATUS_ATTN_EVENTS)) | |
f4e418f7 MC |
3002 | return 1; |
3003 | ||
3004 | return 0; | |
3005 | } | |
3006 | ||
57851d84 MC |
3007 | static int bnx2_tx_poll(struct napi_struct *napi, int budget) |
3008 | { | |
3009 | struct bnx2_napi *bnapi = container_of(napi, struct bnx2_napi, napi); | |
3010 | struct bnx2 *bp = bnapi->bp; | |
3011 | int work_done = 0; | |
3012 | struct status_block_msix *sblk = bnapi->status_blk_msix; | |
3013 | ||
3014 | do { | |
3015 | work_done += bnx2_tx_int(bp, bnapi, budget - work_done); | |
3016 | if (unlikely(work_done >= budget)) | |
3017 | return work_done; | |
3018 | ||
3019 | bnapi->last_status_idx = sblk->status_idx; | |
3020 | rmb(); | |
3021 | } while (bnx2_get_hw_tx_cons(bnapi) != bnapi->hw_tx_cons); | |
3022 | ||
3023 | netif_rx_complete(bp->dev, napi); | |
3024 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, bnapi->int_num | | |
3025 | BNX2_PCICFG_INT_ACK_CMD_INDEX_VALID | | |
3026 | bnapi->last_status_idx); | |
3027 | return work_done; | |
3028 | } | |
3029 | ||
35efa7c1 MC |
3030 | static int bnx2_poll_work(struct bnx2 *bp, struct bnx2_napi *bnapi, |
3031 | int work_done, int budget) | |
b6016b76 | 3032 | { |
35efa7c1 | 3033 | struct status_block *sblk = bnapi->status_blk; |
da3e4fbe MC |
3034 | u32 status_attn_bits = sblk->status_attn_bits; |
3035 | u32 status_attn_bits_ack = sblk->status_attn_bits_ack; | |
b6016b76 | 3036 | |
da3e4fbe MC |
3037 | if ((status_attn_bits & STATUS_ATTN_EVENTS) != |
3038 | (status_attn_bits_ack & STATUS_ATTN_EVENTS)) { | |
b6016b76 | 3039 | |
35efa7c1 | 3040 | bnx2_phy_int(bp, bnapi); |
bf5295bb MC |
3041 | |
3042 | /* This is needed to take care of transient status | |
3043 | * during link changes. | |
3044 | */ | |
3045 | REG_WR(bp, BNX2_HC_COMMAND, | |
3046 | bp->hc_cmd | BNX2_HC_COMMAND_COAL_NOW_WO_INT); | |
3047 | REG_RD(bp, BNX2_HC_COMMAND); | |
b6016b76 MC |
3048 | } |
3049 | ||
a550c99b | 3050 | if (bnx2_get_hw_tx_cons(bnapi) != bnapi->hw_tx_cons) |
57851d84 | 3051 | bnx2_tx_int(bp, bnapi, 0); |
b6016b76 | 3052 | |
a1f60190 | 3053 | if (bnx2_get_hw_rx_cons(bnapi) != bnapi->rx_cons) |
35efa7c1 | 3054 | work_done += bnx2_rx_int(bp, bnapi, budget - work_done); |
6aa20a22 | 3055 | |
6f535763 DM |
3056 | return work_done; |
3057 | } | |
3058 | ||
3059 | static int bnx2_poll(struct napi_struct *napi, int budget) | |
3060 | { | |
35efa7c1 MC |
3061 | struct bnx2_napi *bnapi = container_of(napi, struct bnx2_napi, napi); |
3062 | struct bnx2 *bp = bnapi->bp; | |
6f535763 | 3063 | int work_done = 0; |
35efa7c1 | 3064 | struct status_block *sblk = bnapi->status_blk; |
6f535763 DM |
3065 | |
3066 | while (1) { | |
35efa7c1 | 3067 | work_done = bnx2_poll_work(bp, bnapi, work_done, budget); |
f4e418f7 | 3068 | |
6f535763 DM |
3069 | if (unlikely(work_done >= budget)) |
3070 | break; | |
3071 | ||
35efa7c1 | 3072 | /* bnapi->last_status_idx is used below to tell the hw how |
6dee6421 MC |
3073 | * much work has been processed, so we must read it before |
3074 | * checking for more work. | |
3075 | */ | |
35efa7c1 | 3076 | bnapi->last_status_idx = sblk->status_idx; |
6dee6421 | 3077 | rmb(); |
35efa7c1 | 3078 | if (likely(!bnx2_has_work(bnapi))) { |
6f535763 | 3079 | netif_rx_complete(bp->dev, napi); |
f86e82fb | 3080 | if (likely(bp->flags & BNX2_FLAG_USING_MSI_OR_MSIX)) { |
6f535763 DM |
3081 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, |
3082 | BNX2_PCICFG_INT_ACK_CMD_INDEX_VALID | | |
35efa7c1 | 3083 | bnapi->last_status_idx); |
6dee6421 | 3084 | break; |
6f535763 | 3085 | } |
1269a8a6 MC |
3086 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, |
3087 | BNX2_PCICFG_INT_ACK_CMD_INDEX_VALID | | |
6f535763 | 3088 | BNX2_PCICFG_INT_ACK_CMD_MASK_INT | |
35efa7c1 | 3089 | bnapi->last_status_idx); |
1269a8a6 | 3090 | |
6f535763 DM |
3091 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, |
3092 | BNX2_PCICFG_INT_ACK_CMD_INDEX_VALID | | |
35efa7c1 | 3093 | bnapi->last_status_idx); |
6f535763 DM |
3094 | break; |
3095 | } | |
b6016b76 MC |
3096 | } |
3097 | ||
bea3348e | 3098 | return work_done; |
b6016b76 MC |
3099 | } |
3100 | ||
932ff279 | 3101 | /* Called with rtnl_lock from vlan functions and also netif_tx_lock |
b6016b76 MC |
3102 | * from set_multicast. |
3103 | */ | |
3104 | static void | |
3105 | bnx2_set_rx_mode(struct net_device *dev) | |
3106 | { | |
972ec0d4 | 3107 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
3108 | u32 rx_mode, sort_mode; |
3109 | int i; | |
b6016b76 | 3110 | |
c770a65c | 3111 | spin_lock_bh(&bp->phy_lock); |
b6016b76 MC |
3112 | |
3113 | rx_mode = bp->rx_mode & ~(BNX2_EMAC_RX_MODE_PROMISCUOUS | | |
3114 | BNX2_EMAC_RX_MODE_KEEP_VLAN_TAG); | |
3115 | sort_mode = 1 | BNX2_RPM_SORT_USER0_BC_EN; | |
3116 | #ifdef BCM_VLAN | |
f86e82fb | 3117 | if (!bp->vlgrp && !(bp->flags & BNX2_FLAG_ASF_ENABLE)) |
b6016b76 | 3118 | rx_mode |= BNX2_EMAC_RX_MODE_KEEP_VLAN_TAG; |
b6016b76 | 3119 | #else |
f86e82fb | 3120 | if (!(bp->flags & BNX2_FLAG_ASF_ENABLE)) |
e29054f9 | 3121 | rx_mode |= BNX2_EMAC_RX_MODE_KEEP_VLAN_TAG; |
b6016b76 MC |
3122 | #endif |
3123 | if (dev->flags & IFF_PROMISC) { | |
3124 | /* Promiscuous mode. */ | |
3125 | rx_mode |= BNX2_EMAC_RX_MODE_PROMISCUOUS; | |
7510873d MC |
3126 | sort_mode |= BNX2_RPM_SORT_USER0_PROM_EN | |
3127 | BNX2_RPM_SORT_USER0_PROM_VLAN; | |
b6016b76 MC |
3128 | } |
3129 | else if (dev->flags & IFF_ALLMULTI) { | |
3130 | for (i = 0; i < NUM_MC_HASH_REGISTERS; i++) { | |
3131 | REG_WR(bp, BNX2_EMAC_MULTICAST_HASH0 + (i * 4), | |
3132 | 0xffffffff); | |
3133 | } | |
3134 | sort_mode |= BNX2_RPM_SORT_USER0_MC_EN; | |
3135 | } | |
3136 | else { | |
3137 | /* Accept one or more multicast(s). */ | |
3138 | struct dev_mc_list *mclist; | |
3139 | u32 mc_filter[NUM_MC_HASH_REGISTERS]; | |
3140 | u32 regidx; | |
3141 | u32 bit; | |
3142 | u32 crc; | |
3143 | ||
3144 | memset(mc_filter, 0, 4 * NUM_MC_HASH_REGISTERS); | |
3145 | ||
3146 | for (i = 0, mclist = dev->mc_list; mclist && i < dev->mc_count; | |
3147 | i++, mclist = mclist->next) { | |
3148 | ||
3149 | crc = ether_crc_le(ETH_ALEN, mclist->dmi_addr); | |
3150 | bit = crc & 0xff; | |
3151 | regidx = (bit & 0xe0) >> 5; | |
3152 | bit &= 0x1f; | |
3153 | mc_filter[regidx] |= (1 << bit); | |
3154 | } | |
3155 | ||
3156 | for (i = 0; i < NUM_MC_HASH_REGISTERS; i++) { | |
3157 | REG_WR(bp, BNX2_EMAC_MULTICAST_HASH0 + (i * 4), | |
3158 | mc_filter[i]); | |
3159 | } | |
3160 | ||
3161 | sort_mode |= BNX2_RPM_SORT_USER0_MC_HSH_EN; | |
3162 | } | |
3163 | ||
3164 | if (rx_mode != bp->rx_mode) { | |
3165 | bp->rx_mode = rx_mode; | |
3166 | REG_WR(bp, BNX2_EMAC_RX_MODE, rx_mode); | |
3167 | } | |
3168 | ||
3169 | REG_WR(bp, BNX2_RPM_SORT_USER0, 0x0); | |
3170 | REG_WR(bp, BNX2_RPM_SORT_USER0, sort_mode); | |
3171 | REG_WR(bp, BNX2_RPM_SORT_USER0, sort_mode | BNX2_RPM_SORT_USER0_ENA); | |
3172 | ||
c770a65c | 3173 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
3174 | } |
3175 | ||
3176 | static void | |
b491edd5 | 3177 | load_rv2p_fw(struct bnx2 *bp, __le32 *rv2p_code, u32 rv2p_code_len, |
b6016b76 MC |
3178 | u32 rv2p_proc) |
3179 | { | |
3180 | int i; | |
3181 | u32 val; | |
3182 | ||
d25be1d3 MC |
3183 | if (rv2p_proc == RV2P_PROC2 && CHIP_NUM(bp) == CHIP_NUM_5709) { |
3184 | val = le32_to_cpu(rv2p_code[XI_RV2P_PROC2_MAX_BD_PAGE_LOC]); | |
3185 | val &= ~XI_RV2P_PROC2_BD_PAGE_SIZE_MSK; | |
3186 | val |= XI_RV2P_PROC2_BD_PAGE_SIZE; | |
3187 | rv2p_code[XI_RV2P_PROC2_MAX_BD_PAGE_LOC] = cpu_to_le32(val); | |
3188 | } | |
b6016b76 MC |
3189 | |
3190 | for (i = 0; i < rv2p_code_len; i += 8) { | |
b491edd5 | 3191 | REG_WR(bp, BNX2_RV2P_INSTR_HIGH, le32_to_cpu(*rv2p_code)); |
b6016b76 | 3192 | rv2p_code++; |
b491edd5 | 3193 | REG_WR(bp, BNX2_RV2P_INSTR_LOW, le32_to_cpu(*rv2p_code)); |
b6016b76 MC |
3194 | rv2p_code++; |
3195 | ||
3196 | if (rv2p_proc == RV2P_PROC1) { | |
3197 | val = (i / 8) | BNX2_RV2P_PROC1_ADDR_CMD_RDWR; | |
3198 | REG_WR(bp, BNX2_RV2P_PROC1_ADDR_CMD, val); | |
3199 | } | |
3200 | else { | |
3201 | val = (i / 8) | BNX2_RV2P_PROC2_ADDR_CMD_RDWR; | |
3202 | REG_WR(bp, BNX2_RV2P_PROC2_ADDR_CMD, val); | |
3203 | } | |
3204 | } | |
3205 | ||
3206 | /* Reset the processor, un-stall is done later. */ | |
3207 | if (rv2p_proc == RV2P_PROC1) { | |
3208 | REG_WR(bp, BNX2_RV2P_COMMAND, BNX2_RV2P_COMMAND_PROC1_RESET); | |
3209 | } | |
3210 | else { | |
3211 | REG_WR(bp, BNX2_RV2P_COMMAND, BNX2_RV2P_COMMAND_PROC2_RESET); | |
3212 | } | |
3213 | } | |
3214 | ||
af3ee519 | 3215 | static int |
b6016b76 MC |
3216 | load_cpu_fw(struct bnx2 *bp, struct cpu_reg *cpu_reg, struct fw_info *fw) |
3217 | { | |
3218 | u32 offset; | |
3219 | u32 val; | |
af3ee519 | 3220 | int rc; |
b6016b76 MC |
3221 | |
3222 | /* Halt the CPU. */ | |
2726d6e1 | 3223 | val = bnx2_reg_rd_ind(bp, cpu_reg->mode); |
b6016b76 | 3224 | val |= cpu_reg->mode_value_halt; |
2726d6e1 MC |
3225 | bnx2_reg_wr_ind(bp, cpu_reg->mode, val); |
3226 | bnx2_reg_wr_ind(bp, cpu_reg->state, cpu_reg->state_value_clear); | |
b6016b76 MC |
3227 | |
3228 | /* Load the Text area. */ | |
3229 | offset = cpu_reg->spad_base + (fw->text_addr - cpu_reg->mips_view_base); | |
af3ee519 | 3230 | if (fw->gz_text) { |
b6016b76 MC |
3231 | int j; |
3232 | ||
ea1f8d5c MC |
3233 | rc = zlib_inflate_blob(fw->text, FW_BUF_SIZE, fw->gz_text, |
3234 | fw->gz_text_len); | |
3235 | if (rc < 0) | |
b3448b0b | 3236 | return rc; |
ea1f8d5c | 3237 | |
b6016b76 | 3238 | for (j = 0; j < (fw->text_len / 4); j++, offset += 4) { |
2726d6e1 | 3239 | bnx2_reg_wr_ind(bp, offset, le32_to_cpu(fw->text[j])); |
b6016b76 MC |
3240 | } |
3241 | } | |
3242 | ||
3243 | /* Load the Data area. */ | |
3244 | offset = cpu_reg->spad_base + (fw->data_addr - cpu_reg->mips_view_base); | |
3245 | if (fw->data) { | |
3246 | int j; | |
3247 | ||
3248 | for (j = 0; j < (fw->data_len / 4); j++, offset += 4) { | |
2726d6e1 | 3249 | bnx2_reg_wr_ind(bp, offset, fw->data[j]); |
b6016b76 MC |
3250 | } |
3251 | } | |
3252 | ||
3253 | /* Load the SBSS area. */ | |
3254 | offset = cpu_reg->spad_base + (fw->sbss_addr - cpu_reg->mips_view_base); | |
ea1f8d5c | 3255 | if (fw->sbss_len) { |
b6016b76 MC |
3256 | int j; |
3257 | ||
3258 | for (j = 0; j < (fw->sbss_len / 4); j++, offset += 4) { | |
2726d6e1 | 3259 | bnx2_reg_wr_ind(bp, offset, 0); |
b6016b76 MC |
3260 | } |
3261 | } | |
3262 | ||
3263 | /* Load the BSS area. */ | |
3264 | offset = cpu_reg->spad_base + (fw->bss_addr - cpu_reg->mips_view_base); | |
ea1f8d5c | 3265 | if (fw->bss_len) { |
b6016b76 MC |
3266 | int j; |
3267 | ||
3268 | for (j = 0; j < (fw->bss_len/4); j++, offset += 4) { | |
2726d6e1 | 3269 | bnx2_reg_wr_ind(bp, offset, 0); |
b6016b76 MC |
3270 | } |
3271 | } | |
3272 | ||
3273 | /* Load the Read-Only area. */ | |
3274 | offset = cpu_reg->spad_base + | |
3275 | (fw->rodata_addr - cpu_reg->mips_view_base); | |
3276 | if (fw->rodata) { | |
3277 | int j; | |
3278 | ||
3279 | for (j = 0; j < (fw->rodata_len / 4); j++, offset += 4) { | |
2726d6e1 | 3280 | bnx2_reg_wr_ind(bp, offset, fw->rodata[j]); |
b6016b76 MC |
3281 | } |
3282 | } | |
3283 | ||
3284 | /* Clear the pre-fetch instruction. */ | |
2726d6e1 MC |
3285 | bnx2_reg_wr_ind(bp, cpu_reg->inst, 0); |
3286 | bnx2_reg_wr_ind(bp, cpu_reg->pc, fw->start_addr); | |
b6016b76 MC |
3287 | |
3288 | /* Start the CPU. */ | |
2726d6e1 | 3289 | val = bnx2_reg_rd_ind(bp, cpu_reg->mode); |
b6016b76 | 3290 | val &= ~cpu_reg->mode_value_halt; |
2726d6e1 MC |
3291 | bnx2_reg_wr_ind(bp, cpu_reg->state, cpu_reg->state_value_clear); |
3292 | bnx2_reg_wr_ind(bp, cpu_reg->mode, val); | |
af3ee519 MC |
3293 | |
3294 | return 0; | |
b6016b76 MC |
3295 | } |
3296 | ||
fba9fe91 | 3297 | static int |
b6016b76 MC |
3298 | bnx2_init_cpus(struct bnx2 *bp) |
3299 | { | |
3300 | struct cpu_reg cpu_reg; | |
af3ee519 | 3301 | struct fw_info *fw; |
110d0ef9 MC |
3302 | int rc, rv2p_len; |
3303 | void *text, *rv2p; | |
b6016b76 MC |
3304 | |
3305 | /* Initialize the RV2P processor. */ | |
b3448b0b DV |
3306 | text = vmalloc(FW_BUF_SIZE); |
3307 | if (!text) | |
3308 | return -ENOMEM; | |
110d0ef9 MC |
3309 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
3310 | rv2p = bnx2_xi_rv2p_proc1; | |
3311 | rv2p_len = sizeof(bnx2_xi_rv2p_proc1); | |
3312 | } else { | |
3313 | rv2p = bnx2_rv2p_proc1; | |
3314 | rv2p_len = sizeof(bnx2_rv2p_proc1); | |
3315 | } | |
3316 | rc = zlib_inflate_blob(text, FW_BUF_SIZE, rv2p, rv2p_len); | |
ea1f8d5c | 3317 | if (rc < 0) |
fba9fe91 | 3318 | goto init_cpu_err; |
ea1f8d5c | 3319 | |
b3448b0b | 3320 | load_rv2p_fw(bp, text, rc /* == len */, RV2P_PROC1); |
fba9fe91 | 3321 | |
110d0ef9 MC |
3322 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
3323 | rv2p = bnx2_xi_rv2p_proc2; | |
3324 | rv2p_len = sizeof(bnx2_xi_rv2p_proc2); | |
3325 | } else { | |
3326 | rv2p = bnx2_rv2p_proc2; | |
3327 | rv2p_len = sizeof(bnx2_rv2p_proc2); | |
3328 | } | |
3329 | rc = zlib_inflate_blob(text, FW_BUF_SIZE, rv2p, rv2p_len); | |
ea1f8d5c | 3330 | if (rc < 0) |
fba9fe91 | 3331 | goto init_cpu_err; |
ea1f8d5c | 3332 | |
b3448b0b | 3333 | load_rv2p_fw(bp, text, rc /* == len */, RV2P_PROC2); |
b6016b76 MC |
3334 | |
3335 | /* Initialize the RX Processor. */ | |
3336 | cpu_reg.mode = BNX2_RXP_CPU_MODE; | |
3337 | cpu_reg.mode_value_halt = BNX2_RXP_CPU_MODE_SOFT_HALT; | |
3338 | cpu_reg.mode_value_sstep = BNX2_RXP_CPU_MODE_STEP_ENA; | |
3339 | cpu_reg.state = BNX2_RXP_CPU_STATE; | |
3340 | cpu_reg.state_value_clear = 0xffffff; | |
3341 | cpu_reg.gpr0 = BNX2_RXP_CPU_REG_FILE; | |
3342 | cpu_reg.evmask = BNX2_RXP_CPU_EVENT_MASK; | |
3343 | cpu_reg.pc = BNX2_RXP_CPU_PROGRAM_COUNTER; | |
3344 | cpu_reg.inst = BNX2_RXP_CPU_INSTRUCTION; | |
3345 | cpu_reg.bp = BNX2_RXP_CPU_HW_BREAKPOINT; | |
3346 | cpu_reg.spad_base = BNX2_RXP_SCRATCH; | |
3347 | cpu_reg.mips_view_base = 0x8000000; | |
6aa20a22 | 3348 | |
d43584c8 MC |
3349 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
3350 | fw = &bnx2_rxp_fw_09; | |
3351 | else | |
3352 | fw = &bnx2_rxp_fw_06; | |
fba9fe91 | 3353 | |
ea1f8d5c | 3354 | fw->text = text; |
af3ee519 | 3355 | rc = load_cpu_fw(bp, &cpu_reg, fw); |
fba9fe91 MC |
3356 | if (rc) |
3357 | goto init_cpu_err; | |
3358 | ||
b6016b76 MC |
3359 | /* Initialize the TX Processor. */ |
3360 | cpu_reg.mode = BNX2_TXP_CPU_MODE; | |
3361 | cpu_reg.mode_value_halt = BNX2_TXP_CPU_MODE_SOFT_HALT; | |
3362 | cpu_reg.mode_value_sstep = BNX2_TXP_CPU_MODE_STEP_ENA; | |
3363 | cpu_reg.state = BNX2_TXP_CPU_STATE; | |
3364 | cpu_reg.state_value_clear = 0xffffff; | |
3365 | cpu_reg.gpr0 = BNX2_TXP_CPU_REG_FILE; | |
3366 | cpu_reg.evmask = BNX2_TXP_CPU_EVENT_MASK; | |
3367 | cpu_reg.pc = BNX2_TXP_CPU_PROGRAM_COUNTER; | |
3368 | cpu_reg.inst = BNX2_TXP_CPU_INSTRUCTION; | |
3369 | cpu_reg.bp = BNX2_TXP_CPU_HW_BREAKPOINT; | |
3370 | cpu_reg.spad_base = BNX2_TXP_SCRATCH; | |
3371 | cpu_reg.mips_view_base = 0x8000000; | |
6aa20a22 | 3372 | |
d43584c8 MC |
3373 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
3374 | fw = &bnx2_txp_fw_09; | |
3375 | else | |
3376 | fw = &bnx2_txp_fw_06; | |
fba9fe91 | 3377 | |
ea1f8d5c | 3378 | fw->text = text; |
af3ee519 | 3379 | rc = load_cpu_fw(bp, &cpu_reg, fw); |
fba9fe91 MC |
3380 | if (rc) |
3381 | goto init_cpu_err; | |
3382 | ||
b6016b76 MC |
3383 | /* Initialize the TX Patch-up Processor. */ |
3384 | cpu_reg.mode = BNX2_TPAT_CPU_MODE; | |
3385 | cpu_reg.mode_value_halt = BNX2_TPAT_CPU_MODE_SOFT_HALT; | |
3386 | cpu_reg.mode_value_sstep = BNX2_TPAT_CPU_MODE_STEP_ENA; | |
3387 | cpu_reg.state = BNX2_TPAT_CPU_STATE; | |
3388 | cpu_reg.state_value_clear = 0xffffff; | |
3389 | cpu_reg.gpr0 = BNX2_TPAT_CPU_REG_FILE; | |
3390 | cpu_reg.evmask = BNX2_TPAT_CPU_EVENT_MASK; | |
3391 | cpu_reg.pc = BNX2_TPAT_CPU_PROGRAM_COUNTER; | |
3392 | cpu_reg.inst = BNX2_TPAT_CPU_INSTRUCTION; | |
3393 | cpu_reg.bp = BNX2_TPAT_CPU_HW_BREAKPOINT; | |
3394 | cpu_reg.spad_base = BNX2_TPAT_SCRATCH; | |
3395 | cpu_reg.mips_view_base = 0x8000000; | |
6aa20a22 | 3396 | |
d43584c8 MC |
3397 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
3398 | fw = &bnx2_tpat_fw_09; | |
3399 | else | |
3400 | fw = &bnx2_tpat_fw_06; | |
fba9fe91 | 3401 | |
ea1f8d5c | 3402 | fw->text = text; |
af3ee519 | 3403 | rc = load_cpu_fw(bp, &cpu_reg, fw); |
fba9fe91 MC |
3404 | if (rc) |
3405 | goto init_cpu_err; | |
3406 | ||
b6016b76 MC |
3407 | /* Initialize the Completion Processor. */ |
3408 | cpu_reg.mode = BNX2_COM_CPU_MODE; | |
3409 | cpu_reg.mode_value_halt = BNX2_COM_CPU_MODE_SOFT_HALT; | |
3410 | cpu_reg.mode_value_sstep = BNX2_COM_CPU_MODE_STEP_ENA; | |
3411 | cpu_reg.state = BNX2_COM_CPU_STATE; | |
3412 | cpu_reg.state_value_clear = 0xffffff; | |
3413 | cpu_reg.gpr0 = BNX2_COM_CPU_REG_FILE; | |
3414 | cpu_reg.evmask = BNX2_COM_CPU_EVENT_MASK; | |
3415 | cpu_reg.pc = BNX2_COM_CPU_PROGRAM_COUNTER; | |
3416 | cpu_reg.inst = BNX2_COM_CPU_INSTRUCTION; | |
3417 | cpu_reg.bp = BNX2_COM_CPU_HW_BREAKPOINT; | |
3418 | cpu_reg.spad_base = BNX2_COM_SCRATCH; | |
3419 | cpu_reg.mips_view_base = 0x8000000; | |
6aa20a22 | 3420 | |
d43584c8 MC |
3421 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
3422 | fw = &bnx2_com_fw_09; | |
3423 | else | |
3424 | fw = &bnx2_com_fw_06; | |
fba9fe91 | 3425 | |
ea1f8d5c | 3426 | fw->text = text; |
af3ee519 | 3427 | rc = load_cpu_fw(bp, &cpu_reg, fw); |
fba9fe91 MC |
3428 | if (rc) |
3429 | goto init_cpu_err; | |
3430 | ||
d43584c8 MC |
3431 | /* Initialize the Command Processor. */ |
3432 | cpu_reg.mode = BNX2_CP_CPU_MODE; | |
3433 | cpu_reg.mode_value_halt = BNX2_CP_CPU_MODE_SOFT_HALT; | |
3434 | cpu_reg.mode_value_sstep = BNX2_CP_CPU_MODE_STEP_ENA; | |
3435 | cpu_reg.state = BNX2_CP_CPU_STATE; | |
3436 | cpu_reg.state_value_clear = 0xffffff; | |
3437 | cpu_reg.gpr0 = BNX2_CP_CPU_REG_FILE; | |
3438 | cpu_reg.evmask = BNX2_CP_CPU_EVENT_MASK; | |
3439 | cpu_reg.pc = BNX2_CP_CPU_PROGRAM_COUNTER; | |
3440 | cpu_reg.inst = BNX2_CP_CPU_INSTRUCTION; | |
3441 | cpu_reg.bp = BNX2_CP_CPU_HW_BREAKPOINT; | |
3442 | cpu_reg.spad_base = BNX2_CP_SCRATCH; | |
3443 | cpu_reg.mips_view_base = 0x8000000; | |
b6016b76 | 3444 | |
110d0ef9 | 3445 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
d43584c8 | 3446 | fw = &bnx2_cp_fw_09; |
110d0ef9 MC |
3447 | else |
3448 | fw = &bnx2_cp_fw_06; | |
3449 | ||
3450 | fw->text = text; | |
3451 | rc = load_cpu_fw(bp, &cpu_reg, fw); | |
b6016b76 | 3452 | |
fba9fe91 | 3453 | init_cpu_err: |
ea1f8d5c | 3454 | vfree(text); |
fba9fe91 | 3455 | return rc; |
b6016b76 MC |
3456 | } |
3457 | ||
3458 | static int | |
829ca9a3 | 3459 | bnx2_set_power_state(struct bnx2 *bp, pci_power_t state) |
b6016b76 MC |
3460 | { |
3461 | u16 pmcsr; | |
3462 | ||
3463 | pci_read_config_word(bp->pdev, bp->pm_cap + PCI_PM_CTRL, &pmcsr); | |
3464 | ||
3465 | switch (state) { | |
829ca9a3 | 3466 | case PCI_D0: { |
b6016b76 MC |
3467 | u32 val; |
3468 | ||
3469 | pci_write_config_word(bp->pdev, bp->pm_cap + PCI_PM_CTRL, | |
3470 | (pmcsr & ~PCI_PM_CTRL_STATE_MASK) | | |
3471 | PCI_PM_CTRL_PME_STATUS); | |
3472 | ||
3473 | if (pmcsr & PCI_PM_CTRL_STATE_MASK) | |
3474 | /* delay required during transition out of D3hot */ | |
3475 | msleep(20); | |
3476 | ||
3477 | val = REG_RD(bp, BNX2_EMAC_MODE); | |
3478 | val |= BNX2_EMAC_MODE_MPKT_RCVD | BNX2_EMAC_MODE_ACPI_RCVD; | |
3479 | val &= ~BNX2_EMAC_MODE_MPKT; | |
3480 | REG_WR(bp, BNX2_EMAC_MODE, val); | |
3481 | ||
3482 | val = REG_RD(bp, BNX2_RPM_CONFIG); | |
3483 | val &= ~BNX2_RPM_CONFIG_ACPI_ENA; | |
3484 | REG_WR(bp, BNX2_RPM_CONFIG, val); | |
3485 | break; | |
3486 | } | |
829ca9a3 | 3487 | case PCI_D3hot: { |
b6016b76 MC |
3488 | int i; |
3489 | u32 val, wol_msg; | |
3490 | ||
3491 | if (bp->wol) { | |
3492 | u32 advertising; | |
3493 | u8 autoneg; | |
3494 | ||
3495 | autoneg = bp->autoneg; | |
3496 | advertising = bp->advertising; | |
3497 | ||
239cd343 MC |
3498 | if (bp->phy_port == PORT_TP) { |
3499 | bp->autoneg = AUTONEG_SPEED; | |
3500 | bp->advertising = ADVERTISED_10baseT_Half | | |
3501 | ADVERTISED_10baseT_Full | | |
3502 | ADVERTISED_100baseT_Half | | |
3503 | ADVERTISED_100baseT_Full | | |
3504 | ADVERTISED_Autoneg; | |
3505 | } | |
b6016b76 | 3506 | |
239cd343 MC |
3507 | spin_lock_bh(&bp->phy_lock); |
3508 | bnx2_setup_phy(bp, bp->phy_port); | |
3509 | spin_unlock_bh(&bp->phy_lock); | |
b6016b76 MC |
3510 | |
3511 | bp->autoneg = autoneg; | |
3512 | bp->advertising = advertising; | |
3513 | ||
3514 | bnx2_set_mac_addr(bp); | |
3515 | ||
3516 | val = REG_RD(bp, BNX2_EMAC_MODE); | |
3517 | ||
3518 | /* Enable port mode. */ | |
3519 | val &= ~BNX2_EMAC_MODE_PORT; | |
239cd343 | 3520 | val |= BNX2_EMAC_MODE_MPKT_RCVD | |
b6016b76 | 3521 | BNX2_EMAC_MODE_ACPI_RCVD | |
b6016b76 | 3522 | BNX2_EMAC_MODE_MPKT; |
239cd343 MC |
3523 | if (bp->phy_port == PORT_TP) |
3524 | val |= BNX2_EMAC_MODE_PORT_MII; | |
3525 | else { | |
3526 | val |= BNX2_EMAC_MODE_PORT_GMII; | |
3527 | if (bp->line_speed == SPEED_2500) | |
3528 | val |= BNX2_EMAC_MODE_25G_MODE; | |
3529 | } | |
b6016b76 MC |
3530 | |
3531 | REG_WR(bp, BNX2_EMAC_MODE, val); | |
3532 | ||
3533 | /* receive all multicast */ | |
3534 | for (i = 0; i < NUM_MC_HASH_REGISTERS; i++) { | |
3535 | REG_WR(bp, BNX2_EMAC_MULTICAST_HASH0 + (i * 4), | |
3536 | 0xffffffff); | |
3537 | } | |
3538 | REG_WR(bp, BNX2_EMAC_RX_MODE, | |
3539 | BNX2_EMAC_RX_MODE_SORT_MODE); | |
3540 | ||
3541 | val = 1 | BNX2_RPM_SORT_USER0_BC_EN | | |
3542 | BNX2_RPM_SORT_USER0_MC_EN; | |
3543 | REG_WR(bp, BNX2_RPM_SORT_USER0, 0x0); | |
3544 | REG_WR(bp, BNX2_RPM_SORT_USER0, val); | |
3545 | REG_WR(bp, BNX2_RPM_SORT_USER0, val | | |
3546 | BNX2_RPM_SORT_USER0_ENA); | |
3547 | ||
3548 | /* Need to enable EMAC and RPM for WOL. */ | |
3549 | REG_WR(bp, BNX2_MISC_ENABLE_SET_BITS, | |
3550 | BNX2_MISC_ENABLE_SET_BITS_RX_PARSER_MAC_ENABLE | | |
3551 | BNX2_MISC_ENABLE_SET_BITS_TX_HEADER_Q_ENABLE | | |
3552 | BNX2_MISC_ENABLE_SET_BITS_EMAC_ENABLE); | |
3553 | ||
3554 | val = REG_RD(bp, BNX2_RPM_CONFIG); | |
3555 | val &= ~BNX2_RPM_CONFIG_ACPI_ENA; | |
3556 | REG_WR(bp, BNX2_RPM_CONFIG, val); | |
3557 | ||
3558 | wol_msg = BNX2_DRV_MSG_CODE_SUSPEND_WOL; | |
3559 | } | |
3560 | else { | |
3561 | wol_msg = BNX2_DRV_MSG_CODE_SUSPEND_NO_WOL; | |
3562 | } | |
3563 | ||
f86e82fb | 3564 | if (!(bp->flags & BNX2_FLAG_NO_WOL)) |
dda1e390 | 3565 | bnx2_fw_sync(bp, BNX2_DRV_MSG_DATA_WAIT3 | wol_msg, 0); |
b6016b76 MC |
3566 | |
3567 | pmcsr &= ~PCI_PM_CTRL_STATE_MASK; | |
3568 | if ((CHIP_ID(bp) == CHIP_ID_5706_A0) || | |
3569 | (CHIP_ID(bp) == CHIP_ID_5706_A1)) { | |
3570 | ||
3571 | if (bp->wol) | |
3572 | pmcsr |= 3; | |
3573 | } | |
3574 | else { | |
3575 | pmcsr |= 3; | |
3576 | } | |
3577 | if (bp->wol) { | |
3578 | pmcsr |= PCI_PM_CTRL_PME_ENABLE; | |
3579 | } | |
3580 | pci_write_config_word(bp->pdev, bp->pm_cap + PCI_PM_CTRL, | |
3581 | pmcsr); | |
3582 | ||
3583 | /* No more memory access after this point until | |
3584 | * device is brought back to D0. | |
3585 | */ | |
3586 | udelay(50); | |
3587 | break; | |
3588 | } | |
3589 | default: | |
3590 | return -EINVAL; | |
3591 | } | |
3592 | return 0; | |
3593 | } | |
3594 | ||
3595 | static int | |
3596 | bnx2_acquire_nvram_lock(struct bnx2 *bp) | |
3597 | { | |
3598 | u32 val; | |
3599 | int j; | |
3600 | ||
3601 | /* Request access to the flash interface. */ | |
3602 | REG_WR(bp, BNX2_NVM_SW_ARB, BNX2_NVM_SW_ARB_ARB_REQ_SET2); | |
3603 | for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) { | |
3604 | val = REG_RD(bp, BNX2_NVM_SW_ARB); | |
3605 | if (val & BNX2_NVM_SW_ARB_ARB_ARB2) | |
3606 | break; | |
3607 | ||
3608 | udelay(5); | |
3609 | } | |
3610 | ||
3611 | if (j >= NVRAM_TIMEOUT_COUNT) | |
3612 | return -EBUSY; | |
3613 | ||
3614 | return 0; | |
3615 | } | |
3616 | ||
3617 | static int | |
3618 | bnx2_release_nvram_lock(struct bnx2 *bp) | |
3619 | { | |
3620 | int j; | |
3621 | u32 val; | |
3622 | ||
3623 | /* Relinquish nvram interface. */ | |
3624 | REG_WR(bp, BNX2_NVM_SW_ARB, BNX2_NVM_SW_ARB_ARB_REQ_CLR2); | |
3625 | ||
3626 | for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) { | |
3627 | val = REG_RD(bp, BNX2_NVM_SW_ARB); | |
3628 | if (!(val & BNX2_NVM_SW_ARB_ARB_ARB2)) | |
3629 | break; | |
3630 | ||
3631 | udelay(5); | |
3632 | } | |
3633 | ||
3634 | if (j >= NVRAM_TIMEOUT_COUNT) | |
3635 | return -EBUSY; | |
3636 | ||
3637 | return 0; | |
3638 | } | |
3639 | ||
3640 | ||
3641 | static int | |
3642 | bnx2_enable_nvram_write(struct bnx2 *bp) | |
3643 | { | |
3644 | u32 val; | |
3645 | ||
3646 | val = REG_RD(bp, BNX2_MISC_CFG); | |
3647 | REG_WR(bp, BNX2_MISC_CFG, val | BNX2_MISC_CFG_NVM_WR_EN_PCI); | |
3648 | ||
e30372c9 | 3649 | if (bp->flash_info->flags & BNX2_NV_WREN) { |
b6016b76 MC |
3650 | int j; |
3651 | ||
3652 | REG_WR(bp, BNX2_NVM_COMMAND, BNX2_NVM_COMMAND_DONE); | |
3653 | REG_WR(bp, BNX2_NVM_COMMAND, | |
3654 | BNX2_NVM_COMMAND_WREN | BNX2_NVM_COMMAND_DOIT); | |
3655 | ||
3656 | for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) { | |
3657 | udelay(5); | |
3658 | ||
3659 | val = REG_RD(bp, BNX2_NVM_COMMAND); | |
3660 | if (val & BNX2_NVM_COMMAND_DONE) | |
3661 | break; | |
3662 | } | |
3663 | ||
3664 | if (j >= NVRAM_TIMEOUT_COUNT) | |
3665 | return -EBUSY; | |
3666 | } | |
3667 | return 0; | |
3668 | } | |
3669 | ||
3670 | static void | |
3671 | bnx2_disable_nvram_write(struct bnx2 *bp) | |
3672 | { | |
3673 | u32 val; | |
3674 | ||
3675 | val = REG_RD(bp, BNX2_MISC_CFG); | |
3676 | REG_WR(bp, BNX2_MISC_CFG, val & ~BNX2_MISC_CFG_NVM_WR_EN); | |
3677 | } | |
3678 | ||
3679 | ||
3680 | static void | |
3681 | bnx2_enable_nvram_access(struct bnx2 *bp) | |
3682 | { | |
3683 | u32 val; | |
3684 | ||
3685 | val = REG_RD(bp, BNX2_NVM_ACCESS_ENABLE); | |
3686 | /* Enable both bits, even on read. */ | |
6aa20a22 | 3687 | REG_WR(bp, BNX2_NVM_ACCESS_ENABLE, |
b6016b76 MC |
3688 | val | BNX2_NVM_ACCESS_ENABLE_EN | BNX2_NVM_ACCESS_ENABLE_WR_EN); |
3689 | } | |
3690 | ||
3691 | static void | |
3692 | bnx2_disable_nvram_access(struct bnx2 *bp) | |
3693 | { | |
3694 | u32 val; | |
3695 | ||
3696 | val = REG_RD(bp, BNX2_NVM_ACCESS_ENABLE); | |
3697 | /* Disable both bits, even after read. */ | |
6aa20a22 | 3698 | REG_WR(bp, BNX2_NVM_ACCESS_ENABLE, |
b6016b76 MC |
3699 | val & ~(BNX2_NVM_ACCESS_ENABLE_EN | |
3700 | BNX2_NVM_ACCESS_ENABLE_WR_EN)); | |
3701 | } | |
3702 | ||
3703 | static int | |
3704 | bnx2_nvram_erase_page(struct bnx2 *bp, u32 offset) | |
3705 | { | |
3706 | u32 cmd; | |
3707 | int j; | |
3708 | ||
e30372c9 | 3709 | if (bp->flash_info->flags & BNX2_NV_BUFFERED) |
b6016b76 MC |
3710 | /* Buffered flash, no erase needed */ |
3711 | return 0; | |
3712 | ||
3713 | /* Build an erase command */ | |
3714 | cmd = BNX2_NVM_COMMAND_ERASE | BNX2_NVM_COMMAND_WR | | |
3715 | BNX2_NVM_COMMAND_DOIT; | |
3716 | ||
3717 | /* Need to clear DONE bit separately. */ | |
3718 | REG_WR(bp, BNX2_NVM_COMMAND, BNX2_NVM_COMMAND_DONE); | |
3719 | ||
3720 | /* Address of the NVRAM to read from. */ | |
3721 | REG_WR(bp, BNX2_NVM_ADDR, offset & BNX2_NVM_ADDR_NVM_ADDR_VALUE); | |
3722 | ||
3723 | /* Issue an erase command. */ | |
3724 | REG_WR(bp, BNX2_NVM_COMMAND, cmd); | |
3725 | ||
3726 | /* Wait for completion. */ | |
3727 | for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) { | |
3728 | u32 val; | |
3729 | ||
3730 | udelay(5); | |
3731 | ||
3732 | val = REG_RD(bp, BNX2_NVM_COMMAND); | |
3733 | if (val & BNX2_NVM_COMMAND_DONE) | |
3734 | break; | |
3735 | } | |
3736 | ||
3737 | if (j >= NVRAM_TIMEOUT_COUNT) | |
3738 | return -EBUSY; | |
3739 | ||
3740 | return 0; | |
3741 | } | |
3742 | ||
3743 | static int | |
3744 | bnx2_nvram_read_dword(struct bnx2 *bp, u32 offset, u8 *ret_val, u32 cmd_flags) | |
3745 | { | |
3746 | u32 cmd; | |
3747 | int j; | |
3748 | ||
3749 | /* Build the command word. */ | |
3750 | cmd = BNX2_NVM_COMMAND_DOIT | cmd_flags; | |
3751 | ||
e30372c9 MC |
3752 | /* Calculate an offset of a buffered flash, not needed for 5709. */ |
3753 | if (bp->flash_info->flags & BNX2_NV_TRANSLATE) { | |
b6016b76 MC |
3754 | offset = ((offset / bp->flash_info->page_size) << |
3755 | bp->flash_info->page_bits) + | |
3756 | (offset % bp->flash_info->page_size); | |
3757 | } | |
3758 | ||
3759 | /* Need to clear DONE bit separately. */ | |
3760 | REG_WR(bp, BNX2_NVM_COMMAND, BNX2_NVM_COMMAND_DONE); | |
3761 | ||
3762 | /* Address of the NVRAM to read from. */ | |
3763 | REG_WR(bp, BNX2_NVM_ADDR, offset & BNX2_NVM_ADDR_NVM_ADDR_VALUE); | |
3764 | ||
3765 | /* Issue a read command. */ | |
3766 | REG_WR(bp, BNX2_NVM_COMMAND, cmd); | |
3767 | ||
3768 | /* Wait for completion. */ | |
3769 | for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) { | |
3770 | u32 val; | |
3771 | ||
3772 | udelay(5); | |
3773 | ||
3774 | val = REG_RD(bp, BNX2_NVM_COMMAND); | |
3775 | if (val & BNX2_NVM_COMMAND_DONE) { | |
b491edd5 AV |
3776 | __be32 v = cpu_to_be32(REG_RD(bp, BNX2_NVM_READ)); |
3777 | memcpy(ret_val, &v, 4); | |
b6016b76 MC |
3778 | break; |
3779 | } | |
3780 | } | |
3781 | if (j >= NVRAM_TIMEOUT_COUNT) | |
3782 | return -EBUSY; | |
3783 | ||
3784 | return 0; | |
3785 | } | |
3786 | ||
3787 | ||
3788 | static int | |
3789 | bnx2_nvram_write_dword(struct bnx2 *bp, u32 offset, u8 *val, u32 cmd_flags) | |
3790 | { | |
b491edd5 AV |
3791 | u32 cmd; |
3792 | __be32 val32; | |
b6016b76 MC |
3793 | int j; |
3794 | ||
3795 | /* Build the command word. */ | |
3796 | cmd = BNX2_NVM_COMMAND_DOIT | BNX2_NVM_COMMAND_WR | cmd_flags; | |
3797 | ||
e30372c9 MC |
3798 | /* Calculate an offset of a buffered flash, not needed for 5709. */ |
3799 | if (bp->flash_info->flags & BNX2_NV_TRANSLATE) { | |
b6016b76 MC |
3800 | offset = ((offset / bp->flash_info->page_size) << |
3801 | bp->flash_info->page_bits) + | |
3802 | (offset % bp->flash_info->page_size); | |
3803 | } | |
3804 | ||
3805 | /* Need to clear DONE bit separately. */ | |
3806 | REG_WR(bp, BNX2_NVM_COMMAND, BNX2_NVM_COMMAND_DONE); | |
3807 | ||
3808 | memcpy(&val32, val, 4); | |
b6016b76 MC |
3809 | |
3810 | /* Write the data. */ | |
b491edd5 | 3811 | REG_WR(bp, BNX2_NVM_WRITE, be32_to_cpu(val32)); |
b6016b76 MC |
3812 | |
3813 | /* Address of the NVRAM to write to. */ | |
3814 | REG_WR(bp, BNX2_NVM_ADDR, offset & BNX2_NVM_ADDR_NVM_ADDR_VALUE); | |
3815 | ||
3816 | /* Issue the write command. */ | |
3817 | REG_WR(bp, BNX2_NVM_COMMAND, cmd); | |
3818 | ||
3819 | /* Wait for completion. */ | |
3820 | for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) { | |
3821 | udelay(5); | |
3822 | ||
3823 | if (REG_RD(bp, BNX2_NVM_COMMAND) & BNX2_NVM_COMMAND_DONE) | |
3824 | break; | |
3825 | } | |
3826 | if (j >= NVRAM_TIMEOUT_COUNT) | |
3827 | return -EBUSY; | |
3828 | ||
3829 | return 0; | |
3830 | } | |
3831 | ||
3832 | static int | |
3833 | bnx2_init_nvram(struct bnx2 *bp) | |
3834 | { | |
3835 | u32 val; | |
e30372c9 | 3836 | int j, entry_count, rc = 0; |
b6016b76 MC |
3837 | struct flash_spec *flash; |
3838 | ||
e30372c9 MC |
3839 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
3840 | bp->flash_info = &flash_5709; | |
3841 | goto get_flash_size; | |
3842 | } | |
3843 | ||
b6016b76 MC |
3844 | /* Determine the selected interface. */ |
3845 | val = REG_RD(bp, BNX2_NVM_CFG1); | |
3846 | ||
ff8ac609 | 3847 | entry_count = ARRAY_SIZE(flash_table); |
b6016b76 | 3848 | |
b6016b76 MC |
3849 | if (val & 0x40000000) { |
3850 | ||
3851 | /* Flash interface has been reconfigured */ | |
3852 | for (j = 0, flash = &flash_table[0]; j < entry_count; | |
37137709 MC |
3853 | j++, flash++) { |
3854 | if ((val & FLASH_BACKUP_STRAP_MASK) == | |
3855 | (flash->config1 & FLASH_BACKUP_STRAP_MASK)) { | |
b6016b76 MC |
3856 | bp->flash_info = flash; |
3857 | break; | |
3858 | } | |
3859 | } | |
3860 | } | |
3861 | else { | |
37137709 | 3862 | u32 mask; |
b6016b76 MC |
3863 | /* Not yet been reconfigured */ |
3864 | ||
37137709 MC |
3865 | if (val & (1 << 23)) |
3866 | mask = FLASH_BACKUP_STRAP_MASK; | |
3867 | else | |
3868 | mask = FLASH_STRAP_MASK; | |
3869 | ||
b6016b76 MC |
3870 | for (j = 0, flash = &flash_table[0]; j < entry_count; |
3871 | j++, flash++) { | |
3872 | ||
37137709 | 3873 | if ((val & mask) == (flash->strapping & mask)) { |
b6016b76 MC |
3874 | bp->flash_info = flash; |
3875 | ||
3876 | /* Request access to the flash interface. */ | |
3877 | if ((rc = bnx2_acquire_nvram_lock(bp)) != 0) | |
3878 | return rc; | |
3879 | ||
3880 | /* Enable access to flash interface */ | |
3881 | bnx2_enable_nvram_access(bp); | |
3882 | ||
3883 | /* Reconfigure the flash interface */ | |
3884 | REG_WR(bp, BNX2_NVM_CFG1, flash->config1); | |
3885 | REG_WR(bp, BNX2_NVM_CFG2, flash->config2); | |
3886 | REG_WR(bp, BNX2_NVM_CFG3, flash->config3); | |
3887 | REG_WR(bp, BNX2_NVM_WRITE1, flash->write1); | |
3888 | ||
3889 | /* Disable access to flash interface */ | |
3890 | bnx2_disable_nvram_access(bp); | |
3891 | bnx2_release_nvram_lock(bp); | |
3892 | ||
3893 | break; | |
3894 | } | |
3895 | } | |
3896 | } /* if (val & 0x40000000) */ | |
3897 | ||
3898 | if (j == entry_count) { | |
3899 | bp->flash_info = NULL; | |
2f23c523 | 3900 | printk(KERN_ALERT PFX "Unknown flash/EEPROM type.\n"); |
1122db71 | 3901 | return -ENODEV; |
b6016b76 MC |
3902 | } |
3903 | ||
e30372c9 | 3904 | get_flash_size: |
2726d6e1 | 3905 | val = bnx2_shmem_rd(bp, BNX2_SHARED_HW_CFG_CONFIG2); |
1122db71 MC |
3906 | val &= BNX2_SHARED_HW_CFG2_NVM_SIZE_MASK; |
3907 | if (val) | |
3908 | bp->flash_size = val; | |
3909 | else | |
3910 | bp->flash_size = bp->flash_info->total_size; | |
3911 | ||
b6016b76 MC |
3912 | return rc; |
3913 | } | |
3914 | ||
3915 | static int | |
3916 | bnx2_nvram_read(struct bnx2 *bp, u32 offset, u8 *ret_buf, | |
3917 | int buf_size) | |
3918 | { | |
3919 | int rc = 0; | |
3920 | u32 cmd_flags, offset32, len32, extra; | |
3921 | ||
3922 | if (buf_size == 0) | |
3923 | return 0; | |
3924 | ||
3925 | /* Request access to the flash interface. */ | |
3926 | if ((rc = bnx2_acquire_nvram_lock(bp)) != 0) | |
3927 | return rc; | |
3928 | ||
3929 | /* Enable access to flash interface */ | |
3930 | bnx2_enable_nvram_access(bp); | |
3931 | ||
3932 | len32 = buf_size; | |
3933 | offset32 = offset; | |
3934 | extra = 0; | |
3935 | ||
3936 | cmd_flags = 0; | |
3937 | ||
3938 | if (offset32 & 3) { | |
3939 | u8 buf[4]; | |
3940 | u32 pre_len; | |
3941 | ||
3942 | offset32 &= ~3; | |
3943 | pre_len = 4 - (offset & 3); | |
3944 | ||
3945 | if (pre_len >= len32) { | |
3946 | pre_len = len32; | |
3947 | cmd_flags = BNX2_NVM_COMMAND_FIRST | | |
3948 | BNX2_NVM_COMMAND_LAST; | |
3949 | } | |
3950 | else { | |
3951 | cmd_flags = BNX2_NVM_COMMAND_FIRST; | |
3952 | } | |
3953 | ||
3954 | rc = bnx2_nvram_read_dword(bp, offset32, buf, cmd_flags); | |
3955 | ||
3956 | if (rc) | |
3957 | return rc; | |
3958 | ||
3959 | memcpy(ret_buf, buf + (offset & 3), pre_len); | |
3960 | ||
3961 | offset32 += 4; | |
3962 | ret_buf += pre_len; | |
3963 | len32 -= pre_len; | |
3964 | } | |
3965 | if (len32 & 3) { | |
3966 | extra = 4 - (len32 & 3); | |
3967 | len32 = (len32 + 4) & ~3; | |
3968 | } | |
3969 | ||
3970 | if (len32 == 4) { | |
3971 | u8 buf[4]; | |
3972 | ||
3973 | if (cmd_flags) | |
3974 | cmd_flags = BNX2_NVM_COMMAND_LAST; | |
3975 | else | |
3976 | cmd_flags = BNX2_NVM_COMMAND_FIRST | | |
3977 | BNX2_NVM_COMMAND_LAST; | |
3978 | ||
3979 | rc = bnx2_nvram_read_dword(bp, offset32, buf, cmd_flags); | |
3980 | ||
3981 | memcpy(ret_buf, buf, 4 - extra); | |
3982 | } | |
3983 | else if (len32 > 0) { | |
3984 | u8 buf[4]; | |
3985 | ||
3986 | /* Read the first word. */ | |
3987 | if (cmd_flags) | |
3988 | cmd_flags = 0; | |
3989 | else | |
3990 | cmd_flags = BNX2_NVM_COMMAND_FIRST; | |
3991 | ||
3992 | rc = bnx2_nvram_read_dword(bp, offset32, ret_buf, cmd_flags); | |
3993 | ||
3994 | /* Advance to the next dword. */ | |
3995 | offset32 += 4; | |
3996 | ret_buf += 4; | |
3997 | len32 -= 4; | |
3998 | ||
3999 | while (len32 > 4 && rc == 0) { | |
4000 | rc = bnx2_nvram_read_dword(bp, offset32, ret_buf, 0); | |
4001 | ||
4002 | /* Advance to the next dword. */ | |
4003 | offset32 += 4; | |
4004 | ret_buf += 4; | |
4005 | len32 -= 4; | |
4006 | } | |
4007 | ||
4008 | if (rc) | |
4009 | return rc; | |
4010 | ||
4011 | cmd_flags = BNX2_NVM_COMMAND_LAST; | |
4012 | rc = bnx2_nvram_read_dword(bp, offset32, buf, cmd_flags); | |
4013 | ||
4014 | memcpy(ret_buf, buf, 4 - extra); | |
4015 | } | |
4016 | ||
4017 | /* Disable access to flash interface */ | |
4018 | bnx2_disable_nvram_access(bp); | |
4019 | ||
4020 | bnx2_release_nvram_lock(bp); | |
4021 | ||
4022 | return rc; | |
4023 | } | |
4024 | ||
4025 | static int | |
4026 | bnx2_nvram_write(struct bnx2 *bp, u32 offset, u8 *data_buf, | |
4027 | int buf_size) | |
4028 | { | |
4029 | u32 written, offset32, len32; | |
e6be763f | 4030 | u8 *buf, start[4], end[4], *align_buf = NULL, *flash_buffer = NULL; |
b6016b76 MC |
4031 | int rc = 0; |
4032 | int align_start, align_end; | |
4033 | ||
4034 | buf = data_buf; | |
4035 | offset32 = offset; | |
4036 | len32 = buf_size; | |
4037 | align_start = align_end = 0; | |
4038 | ||
4039 | if ((align_start = (offset32 & 3))) { | |
4040 | offset32 &= ~3; | |
c873879c MC |
4041 | len32 += align_start; |
4042 | if (len32 < 4) | |
4043 | len32 = 4; | |
b6016b76 MC |
4044 | if ((rc = bnx2_nvram_read(bp, offset32, start, 4))) |
4045 | return rc; | |
4046 | } | |
4047 | ||
4048 | if (len32 & 3) { | |
c873879c MC |
4049 | align_end = 4 - (len32 & 3); |
4050 | len32 += align_end; | |
4051 | if ((rc = bnx2_nvram_read(bp, offset32 + len32 - 4, end, 4))) | |
4052 | return rc; | |
b6016b76 MC |
4053 | } |
4054 | ||
4055 | if (align_start || align_end) { | |
e6be763f MC |
4056 | align_buf = kmalloc(len32, GFP_KERNEL); |
4057 | if (align_buf == NULL) | |
b6016b76 MC |
4058 | return -ENOMEM; |
4059 | if (align_start) { | |
e6be763f | 4060 | memcpy(align_buf, start, 4); |
b6016b76 MC |
4061 | } |
4062 | if (align_end) { | |
e6be763f | 4063 | memcpy(align_buf + len32 - 4, end, 4); |
b6016b76 | 4064 | } |
e6be763f MC |
4065 | memcpy(align_buf + align_start, data_buf, buf_size); |
4066 | buf = align_buf; | |
b6016b76 MC |
4067 | } |
4068 | ||
e30372c9 | 4069 | if (!(bp->flash_info->flags & BNX2_NV_BUFFERED)) { |
ae181bc4 MC |
4070 | flash_buffer = kmalloc(264, GFP_KERNEL); |
4071 | if (flash_buffer == NULL) { | |
4072 | rc = -ENOMEM; | |
4073 | goto nvram_write_end; | |
4074 | } | |
4075 | } | |
4076 | ||
b6016b76 MC |
4077 | written = 0; |
4078 | while ((written < len32) && (rc == 0)) { | |
4079 | u32 page_start, page_end, data_start, data_end; | |
4080 | u32 addr, cmd_flags; | |
4081 | int i; | |
b6016b76 MC |
4082 | |
4083 | /* Find the page_start addr */ | |
4084 | page_start = offset32 + written; | |
4085 | page_start -= (page_start % bp->flash_info->page_size); | |
4086 | /* Find the page_end addr */ | |
4087 | page_end = page_start + bp->flash_info->page_size; | |
4088 | /* Find the data_start addr */ | |
4089 | data_start = (written == 0) ? offset32 : page_start; | |
4090 | /* Find the data_end addr */ | |
6aa20a22 | 4091 | data_end = (page_end > offset32 + len32) ? |
b6016b76 MC |
4092 | (offset32 + len32) : page_end; |
4093 | ||
4094 | /* Request access to the flash interface. */ | |
4095 | if ((rc = bnx2_acquire_nvram_lock(bp)) != 0) | |
4096 | goto nvram_write_end; | |
4097 | ||
4098 | /* Enable access to flash interface */ | |
4099 | bnx2_enable_nvram_access(bp); | |
4100 | ||
4101 | cmd_flags = BNX2_NVM_COMMAND_FIRST; | |
e30372c9 | 4102 | if (!(bp->flash_info->flags & BNX2_NV_BUFFERED)) { |
b6016b76 MC |
4103 | int j; |
4104 | ||
4105 | /* Read the whole page into the buffer | |
4106 | * (non-buffer flash only) */ | |
4107 | for (j = 0; j < bp->flash_info->page_size; j += 4) { | |
4108 | if (j == (bp->flash_info->page_size - 4)) { | |
4109 | cmd_flags |= BNX2_NVM_COMMAND_LAST; | |
4110 | } | |
4111 | rc = bnx2_nvram_read_dword(bp, | |
6aa20a22 JG |
4112 | page_start + j, |
4113 | &flash_buffer[j], | |
b6016b76 MC |
4114 | cmd_flags); |
4115 | ||
4116 | if (rc) | |
4117 | goto nvram_write_end; | |
4118 | ||
4119 | cmd_flags = 0; | |
4120 | } | |
4121 | } | |
4122 | ||
4123 | /* Enable writes to flash interface (unlock write-protect) */ | |
4124 | if ((rc = bnx2_enable_nvram_write(bp)) != 0) | |
4125 | goto nvram_write_end; | |
4126 | ||
b6016b76 MC |
4127 | /* Loop to write back the buffer data from page_start to |
4128 | * data_start */ | |
4129 | i = 0; | |
e30372c9 | 4130 | if (!(bp->flash_info->flags & BNX2_NV_BUFFERED)) { |
c873879c MC |
4131 | /* Erase the page */ |
4132 | if ((rc = bnx2_nvram_erase_page(bp, page_start)) != 0) | |
4133 | goto nvram_write_end; | |
4134 | ||
4135 | /* Re-enable the write again for the actual write */ | |
4136 | bnx2_enable_nvram_write(bp); | |
4137 | ||
b6016b76 MC |
4138 | for (addr = page_start; addr < data_start; |
4139 | addr += 4, i += 4) { | |
6aa20a22 | 4140 | |
b6016b76 MC |
4141 | rc = bnx2_nvram_write_dword(bp, addr, |
4142 | &flash_buffer[i], cmd_flags); | |
4143 | ||
4144 | if (rc != 0) | |
4145 | goto nvram_write_end; | |
4146 | ||
4147 | cmd_flags = 0; | |
4148 | } | |
4149 | } | |
4150 | ||
4151 | /* Loop to write the new data from data_start to data_end */ | |
bae25761 | 4152 | for (addr = data_start; addr < data_end; addr += 4, i += 4) { |
b6016b76 | 4153 | if ((addr == page_end - 4) || |
e30372c9 | 4154 | ((bp->flash_info->flags & BNX2_NV_BUFFERED) && |
b6016b76 MC |
4155 | (addr == data_end - 4))) { |
4156 | ||
4157 | cmd_flags |= BNX2_NVM_COMMAND_LAST; | |
4158 | } | |
4159 | rc = bnx2_nvram_write_dword(bp, addr, buf, | |
4160 | cmd_flags); | |
4161 | ||
4162 | if (rc != 0) | |
4163 | goto nvram_write_end; | |
4164 | ||
4165 | cmd_flags = 0; | |
4166 | buf += 4; | |
4167 | } | |
4168 | ||
4169 | /* Loop to write back the buffer data from data_end | |
4170 | * to page_end */ | |
e30372c9 | 4171 | if (!(bp->flash_info->flags & BNX2_NV_BUFFERED)) { |
b6016b76 MC |
4172 | for (addr = data_end; addr < page_end; |
4173 | addr += 4, i += 4) { | |
6aa20a22 | 4174 | |
b6016b76 MC |
4175 | if (addr == page_end-4) { |
4176 | cmd_flags = BNX2_NVM_COMMAND_LAST; | |
4177 | } | |
4178 | rc = bnx2_nvram_write_dword(bp, addr, | |
4179 | &flash_buffer[i], cmd_flags); | |
4180 | ||
4181 | if (rc != 0) | |
4182 | goto nvram_write_end; | |
4183 | ||
4184 | cmd_flags = 0; | |
4185 | } | |
4186 | } | |
4187 | ||
4188 | /* Disable writes to flash interface (lock write-protect) */ | |
4189 | bnx2_disable_nvram_write(bp); | |
4190 | ||
4191 | /* Disable access to flash interface */ | |
4192 | bnx2_disable_nvram_access(bp); | |
4193 | bnx2_release_nvram_lock(bp); | |
4194 | ||
4195 | /* Increment written */ | |
4196 | written += data_end - data_start; | |
4197 | } | |
4198 | ||
4199 | nvram_write_end: | |
e6be763f MC |
4200 | kfree(flash_buffer); |
4201 | kfree(align_buf); | |
b6016b76 MC |
4202 | return rc; |
4203 | } | |
4204 | ||
0d8a6571 MC |
4205 | static void |
4206 | bnx2_init_remote_phy(struct bnx2 *bp) | |
4207 | { | |
4208 | u32 val; | |
4209 | ||
583c28e5 MC |
4210 | bp->phy_flags &= ~BNX2_PHY_FLAG_REMOTE_PHY_CAP; |
4211 | if (!(bp->phy_flags & BNX2_PHY_FLAG_SERDES)) | |
0d8a6571 MC |
4212 | return; |
4213 | ||
2726d6e1 | 4214 | val = bnx2_shmem_rd(bp, BNX2_FW_CAP_MB); |
0d8a6571 MC |
4215 | if ((val & BNX2_FW_CAP_SIGNATURE_MASK) != BNX2_FW_CAP_SIGNATURE) |
4216 | return; | |
4217 | ||
4218 | if (val & BNX2_FW_CAP_REMOTE_PHY_CAPABLE) { | |
583c28e5 | 4219 | bp->phy_flags |= BNX2_PHY_FLAG_REMOTE_PHY_CAP; |
0d8a6571 | 4220 | |
2726d6e1 | 4221 | val = bnx2_shmem_rd(bp, BNX2_LINK_STATUS); |
0d8a6571 MC |
4222 | if (val & BNX2_LINK_STATUS_SERDES_LINK) |
4223 | bp->phy_port = PORT_FIBRE; | |
4224 | else | |
4225 | bp->phy_port = PORT_TP; | |
489310a4 MC |
4226 | |
4227 | if (netif_running(bp->dev)) { | |
4228 | u32 sig; | |
4229 | ||
489310a4 MC |
4230 | sig = BNX2_DRV_ACK_CAP_SIGNATURE | |
4231 | BNX2_FW_CAP_REMOTE_PHY_CAPABLE; | |
2726d6e1 | 4232 | bnx2_shmem_wr(bp, BNX2_DRV_ACK_CAP_MB, sig); |
489310a4 | 4233 | } |
0d8a6571 MC |
4234 | } |
4235 | } | |
4236 | ||
b4b36042 MC |
4237 | static void |
4238 | bnx2_setup_msix_tbl(struct bnx2 *bp) | |
4239 | { | |
4240 | REG_WR(bp, BNX2_PCI_GRC_WINDOW_ADDR, BNX2_PCI_GRC_WINDOW_ADDR_SEP_WIN); | |
4241 | ||
4242 | REG_WR(bp, BNX2_PCI_GRC_WINDOW2_ADDR, BNX2_MSIX_TABLE_ADDR); | |
4243 | REG_WR(bp, BNX2_PCI_GRC_WINDOW3_ADDR, BNX2_MSIX_PBA_ADDR); | |
4244 | } | |
4245 | ||
b6016b76 MC |
4246 | static int |
4247 | bnx2_reset_chip(struct bnx2 *bp, u32 reset_code) | |
4248 | { | |
4249 | u32 val; | |
4250 | int i, rc = 0; | |
489310a4 | 4251 | u8 old_port; |
b6016b76 MC |
4252 | |
4253 | /* Wait for the current PCI transaction to complete before | |
4254 | * issuing a reset. */ | |
4255 | REG_WR(bp, BNX2_MISC_ENABLE_CLR_BITS, | |
4256 | BNX2_MISC_ENABLE_CLR_BITS_TX_DMA_ENABLE | | |
4257 | BNX2_MISC_ENABLE_CLR_BITS_DMA_ENGINE_ENABLE | | |
4258 | BNX2_MISC_ENABLE_CLR_BITS_RX_DMA_ENABLE | | |
4259 | BNX2_MISC_ENABLE_CLR_BITS_HOST_COALESCE_ENABLE); | |
4260 | val = REG_RD(bp, BNX2_MISC_ENABLE_CLR_BITS); | |
4261 | udelay(5); | |
4262 | ||
b090ae2b MC |
4263 | /* Wait for the firmware to tell us it is ok to issue a reset. */ |
4264 | bnx2_fw_sync(bp, BNX2_DRV_MSG_DATA_WAIT0 | reset_code, 1); | |
4265 | ||
b6016b76 MC |
4266 | /* Deposit a driver reset signature so the firmware knows that |
4267 | * this is a soft reset. */ | |
2726d6e1 MC |
4268 | bnx2_shmem_wr(bp, BNX2_DRV_RESET_SIGNATURE, |
4269 | BNX2_DRV_RESET_SIGNATURE_MAGIC); | |
b6016b76 | 4270 | |
b6016b76 MC |
4271 | /* Do a dummy read to force the chip to complete all current transaction |
4272 | * before we issue a reset. */ | |
4273 | val = REG_RD(bp, BNX2_MISC_ID); | |
4274 | ||
234754d5 MC |
4275 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
4276 | REG_WR(bp, BNX2_MISC_COMMAND, BNX2_MISC_COMMAND_SW_RESET); | |
4277 | REG_RD(bp, BNX2_MISC_COMMAND); | |
4278 | udelay(5); | |
b6016b76 | 4279 | |
234754d5 MC |
4280 | val = BNX2_PCICFG_MISC_CONFIG_REG_WINDOW_ENA | |
4281 | BNX2_PCICFG_MISC_CONFIG_TARGET_MB_WORD_SWAP; | |
b6016b76 | 4282 | |
234754d5 | 4283 | pci_write_config_dword(bp->pdev, BNX2_PCICFG_MISC_CONFIG, val); |
b6016b76 | 4284 | |
234754d5 MC |
4285 | } else { |
4286 | val = BNX2_PCICFG_MISC_CONFIG_CORE_RST_REQ | | |
4287 | BNX2_PCICFG_MISC_CONFIG_REG_WINDOW_ENA | | |
4288 | BNX2_PCICFG_MISC_CONFIG_TARGET_MB_WORD_SWAP; | |
4289 | ||
4290 | /* Chip reset. */ | |
4291 | REG_WR(bp, BNX2_PCICFG_MISC_CONFIG, val); | |
4292 | ||
594a9dfa MC |
4293 | /* Reading back any register after chip reset will hang the |
4294 | * bus on 5706 A0 and A1. The msleep below provides plenty | |
4295 | * of margin for write posting. | |
4296 | */ | |
234754d5 | 4297 | if ((CHIP_ID(bp) == CHIP_ID_5706_A0) || |
8e545881 AV |
4298 | (CHIP_ID(bp) == CHIP_ID_5706_A1)) |
4299 | msleep(20); | |
b6016b76 | 4300 | |
234754d5 MC |
4301 | /* Reset takes approximate 30 usec */ |
4302 | for (i = 0; i < 10; i++) { | |
4303 | val = REG_RD(bp, BNX2_PCICFG_MISC_CONFIG); | |
4304 | if ((val & (BNX2_PCICFG_MISC_CONFIG_CORE_RST_REQ | | |
4305 | BNX2_PCICFG_MISC_CONFIG_CORE_RST_BSY)) == 0) | |
4306 | break; | |
4307 | udelay(10); | |
4308 | } | |
4309 | ||
4310 | if (val & (BNX2_PCICFG_MISC_CONFIG_CORE_RST_REQ | | |
4311 | BNX2_PCICFG_MISC_CONFIG_CORE_RST_BSY)) { | |
4312 | printk(KERN_ERR PFX "Chip reset did not complete\n"); | |
4313 | return -EBUSY; | |
4314 | } | |
b6016b76 MC |
4315 | } |
4316 | ||
4317 | /* Make sure byte swapping is properly configured. */ | |
4318 | val = REG_RD(bp, BNX2_PCI_SWAP_DIAG0); | |
4319 | if (val != 0x01020304) { | |
4320 | printk(KERN_ERR PFX "Chip not in correct endian mode\n"); | |
4321 | return -ENODEV; | |
4322 | } | |
4323 | ||
b6016b76 | 4324 | /* Wait for the firmware to finish its initialization. */ |
b090ae2b MC |
4325 | rc = bnx2_fw_sync(bp, BNX2_DRV_MSG_DATA_WAIT1 | reset_code, 0); |
4326 | if (rc) | |
4327 | return rc; | |
b6016b76 | 4328 | |
0d8a6571 | 4329 | spin_lock_bh(&bp->phy_lock); |
489310a4 | 4330 | old_port = bp->phy_port; |
0d8a6571 | 4331 | bnx2_init_remote_phy(bp); |
583c28e5 MC |
4332 | if ((bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) && |
4333 | old_port != bp->phy_port) | |
0d8a6571 MC |
4334 | bnx2_set_default_remote_link(bp); |
4335 | spin_unlock_bh(&bp->phy_lock); | |
4336 | ||
b6016b76 MC |
4337 | if (CHIP_ID(bp) == CHIP_ID_5706_A0) { |
4338 | /* Adjust the voltage regular to two steps lower. The default | |
4339 | * of this register is 0x0000000e. */ | |
4340 | REG_WR(bp, BNX2_MISC_VREG_CONTROL, 0x000000fa); | |
4341 | ||
4342 | /* Remove bad rbuf memory from the free pool. */ | |
4343 | rc = bnx2_alloc_bad_rbuf(bp); | |
4344 | } | |
4345 | ||
f86e82fb | 4346 | if (bp->flags & BNX2_FLAG_USING_MSIX) |
b4b36042 MC |
4347 | bnx2_setup_msix_tbl(bp); |
4348 | ||
b6016b76 MC |
4349 | return rc; |
4350 | } | |
4351 | ||
4352 | static int | |
4353 | bnx2_init_chip(struct bnx2 *bp) | |
4354 | { | |
4355 | u32 val; | |
b4b36042 | 4356 | int rc, i; |
b6016b76 MC |
4357 | |
4358 | /* Make sure the interrupt is not active. */ | |
4359 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, BNX2_PCICFG_INT_ACK_CMD_MASK_INT); | |
4360 | ||
4361 | val = BNX2_DMA_CONFIG_DATA_BYTE_SWAP | | |
4362 | BNX2_DMA_CONFIG_DATA_WORD_SWAP | | |
4363 | #ifdef __BIG_ENDIAN | |
6aa20a22 | 4364 | BNX2_DMA_CONFIG_CNTL_BYTE_SWAP | |
b6016b76 | 4365 | #endif |
6aa20a22 | 4366 | BNX2_DMA_CONFIG_CNTL_WORD_SWAP | |
b6016b76 MC |
4367 | DMA_READ_CHANS << 12 | |
4368 | DMA_WRITE_CHANS << 16; | |
4369 | ||
4370 | val |= (0x2 << 20) | (1 << 11); | |
4371 | ||
f86e82fb | 4372 | if ((bp->flags & BNX2_FLAG_PCIX) && (bp->bus_speed_mhz == 133)) |
b6016b76 MC |
4373 | val |= (1 << 23); |
4374 | ||
4375 | if ((CHIP_NUM(bp) == CHIP_NUM_5706) && | |
f86e82fb | 4376 | (CHIP_ID(bp) != CHIP_ID_5706_A0) && !(bp->flags & BNX2_FLAG_PCIX)) |
b6016b76 MC |
4377 | val |= BNX2_DMA_CONFIG_CNTL_PING_PONG_DMA; |
4378 | ||
4379 | REG_WR(bp, BNX2_DMA_CONFIG, val); | |
4380 | ||
4381 | if (CHIP_ID(bp) == CHIP_ID_5706_A0) { | |
4382 | val = REG_RD(bp, BNX2_TDMA_CONFIG); | |
4383 | val |= BNX2_TDMA_CONFIG_ONE_DMA; | |
4384 | REG_WR(bp, BNX2_TDMA_CONFIG, val); | |
4385 | } | |
4386 | ||
f86e82fb | 4387 | if (bp->flags & BNX2_FLAG_PCIX) { |
b6016b76 MC |
4388 | u16 val16; |
4389 | ||
4390 | pci_read_config_word(bp->pdev, bp->pcix_cap + PCI_X_CMD, | |
4391 | &val16); | |
4392 | pci_write_config_word(bp->pdev, bp->pcix_cap + PCI_X_CMD, | |
4393 | val16 & ~PCI_X_CMD_ERO); | |
4394 | } | |
4395 | ||
4396 | REG_WR(bp, BNX2_MISC_ENABLE_SET_BITS, | |
4397 | BNX2_MISC_ENABLE_SET_BITS_HOST_COALESCE_ENABLE | | |
4398 | BNX2_MISC_ENABLE_STATUS_BITS_RX_V2P_ENABLE | | |
4399 | BNX2_MISC_ENABLE_STATUS_BITS_CONTEXT_ENABLE); | |
4400 | ||
4401 | /* Initialize context mapping and zero out the quick contexts. The | |
4402 | * context block must have already been enabled. */ | |
641bdcd5 MC |
4403 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
4404 | rc = bnx2_init_5709_context(bp); | |
4405 | if (rc) | |
4406 | return rc; | |
4407 | } else | |
59b47d8a | 4408 | bnx2_init_context(bp); |
b6016b76 | 4409 | |
fba9fe91 MC |
4410 | if ((rc = bnx2_init_cpus(bp)) != 0) |
4411 | return rc; | |
4412 | ||
b6016b76 MC |
4413 | bnx2_init_nvram(bp); |
4414 | ||
4415 | bnx2_set_mac_addr(bp); | |
4416 | ||
4417 | val = REG_RD(bp, BNX2_MQ_CONFIG); | |
4418 | val &= ~BNX2_MQ_CONFIG_KNL_BYP_BLK_SIZE; | |
4419 | val |= BNX2_MQ_CONFIG_KNL_BYP_BLK_SIZE_256; | |
68c9f75a MC |
4420 | if (CHIP_ID(bp) == CHIP_ID_5709_A0 || CHIP_ID(bp) == CHIP_ID_5709_A1) |
4421 | val |= BNX2_MQ_CONFIG_HALT_DIS; | |
4422 | ||
b6016b76 MC |
4423 | REG_WR(bp, BNX2_MQ_CONFIG, val); |
4424 | ||
4425 | val = 0x10000 + (MAX_CID_CNT * MB_KERNEL_CTX_SIZE); | |
4426 | REG_WR(bp, BNX2_MQ_KNL_BYP_WIND_START, val); | |
4427 | REG_WR(bp, BNX2_MQ_KNL_WIND_END, val); | |
4428 | ||
4429 | val = (BCM_PAGE_BITS - 8) << 24; | |
4430 | REG_WR(bp, BNX2_RV2P_CONFIG, val); | |
4431 | ||
4432 | /* Configure page size. */ | |
4433 | val = REG_RD(bp, BNX2_TBDR_CONFIG); | |
4434 | val &= ~BNX2_TBDR_CONFIG_PAGE_SIZE; | |
4435 | val |= (BCM_PAGE_BITS - 8) << 24 | 0x40; | |
4436 | REG_WR(bp, BNX2_TBDR_CONFIG, val); | |
4437 | ||
4438 | val = bp->mac_addr[0] + | |
4439 | (bp->mac_addr[1] << 8) + | |
4440 | (bp->mac_addr[2] << 16) + | |
4441 | bp->mac_addr[3] + | |
4442 | (bp->mac_addr[4] << 8) + | |
4443 | (bp->mac_addr[5] << 16); | |
4444 | REG_WR(bp, BNX2_EMAC_BACKOFF_SEED, val); | |
4445 | ||
4446 | /* Program the MTU. Also include 4 bytes for CRC32. */ | |
4447 | val = bp->dev->mtu + ETH_HLEN + 4; | |
4448 | if (val > (MAX_ETHERNET_PACKET_SIZE + 4)) | |
4449 | val |= BNX2_EMAC_RX_MTU_SIZE_JUMBO_ENA; | |
4450 | REG_WR(bp, BNX2_EMAC_RX_MTU_SIZE, val); | |
4451 | ||
b4b36042 MC |
4452 | for (i = 0; i < BNX2_MAX_MSIX_VEC; i++) |
4453 | bp->bnx2_napi[i].last_status_idx = 0; | |
4454 | ||
b6016b76 MC |
4455 | bp->rx_mode = BNX2_EMAC_RX_MODE_SORT_MODE; |
4456 | ||
4457 | /* Set up how to generate a link change interrupt. */ | |
4458 | REG_WR(bp, BNX2_EMAC_ATTENTION_ENA, BNX2_EMAC_ATTENTION_ENA_LINK); | |
4459 | ||
4460 | REG_WR(bp, BNX2_HC_STATUS_ADDR_L, | |
4461 | (u64) bp->status_blk_mapping & 0xffffffff); | |
4462 | REG_WR(bp, BNX2_HC_STATUS_ADDR_H, (u64) bp->status_blk_mapping >> 32); | |
4463 | ||
4464 | REG_WR(bp, BNX2_HC_STATISTICS_ADDR_L, | |
4465 | (u64) bp->stats_blk_mapping & 0xffffffff); | |
4466 | REG_WR(bp, BNX2_HC_STATISTICS_ADDR_H, | |
4467 | (u64) bp->stats_blk_mapping >> 32); | |
4468 | ||
6aa20a22 | 4469 | REG_WR(bp, BNX2_HC_TX_QUICK_CONS_TRIP, |
b6016b76 MC |
4470 | (bp->tx_quick_cons_trip_int << 16) | bp->tx_quick_cons_trip); |
4471 | ||
4472 | REG_WR(bp, BNX2_HC_RX_QUICK_CONS_TRIP, | |
4473 | (bp->rx_quick_cons_trip_int << 16) | bp->rx_quick_cons_trip); | |
4474 | ||
4475 | REG_WR(bp, BNX2_HC_COMP_PROD_TRIP, | |
4476 | (bp->comp_prod_trip_int << 16) | bp->comp_prod_trip); | |
4477 | ||
4478 | REG_WR(bp, BNX2_HC_TX_TICKS, (bp->tx_ticks_int << 16) | bp->tx_ticks); | |
4479 | ||
4480 | REG_WR(bp, BNX2_HC_RX_TICKS, (bp->rx_ticks_int << 16) | bp->rx_ticks); | |
4481 | ||
4482 | REG_WR(bp, BNX2_HC_COM_TICKS, | |
4483 | (bp->com_ticks_int << 16) | bp->com_ticks); | |
4484 | ||
4485 | REG_WR(bp, BNX2_HC_CMD_TICKS, | |
4486 | (bp->cmd_ticks_int << 16) | bp->cmd_ticks); | |
4487 | ||
02537b06 MC |
4488 | if (CHIP_NUM(bp) == CHIP_NUM_5708) |
4489 | REG_WR(bp, BNX2_HC_STATS_TICKS, 0); | |
4490 | else | |
7ea6920e | 4491 | REG_WR(bp, BNX2_HC_STATS_TICKS, bp->stats_ticks); |
b6016b76 MC |
4492 | REG_WR(bp, BNX2_HC_STAT_COLLECT_TICKS, 0xbb8); /* 3ms */ |
4493 | ||
4494 | if (CHIP_ID(bp) == CHIP_ID_5706_A1) | |
8e6a72c4 | 4495 | val = BNX2_HC_CONFIG_COLLECT_STATS; |
b6016b76 | 4496 | else { |
8e6a72c4 MC |
4497 | val = BNX2_HC_CONFIG_RX_TMR_MODE | BNX2_HC_CONFIG_TX_TMR_MODE | |
4498 | BNX2_HC_CONFIG_COLLECT_STATS; | |
b6016b76 MC |
4499 | } |
4500 | ||
f86e82fb | 4501 | if (bp->flags & BNX2_FLAG_USING_MSIX) { |
6f743ca0 MC |
4502 | u32 base = ((BNX2_TX_VEC - 1) * BNX2_HC_SB_CONFIG_SIZE) + |
4503 | BNX2_HC_SB_CONFIG_1; | |
4504 | ||
c76c0475 MC |
4505 | REG_WR(bp, BNX2_HC_MSIX_BIT_VECTOR, |
4506 | BNX2_HC_MSIX_BIT_VECTOR_VAL); | |
4507 | ||
6f743ca0 | 4508 | REG_WR(bp, base, |
c76c0475 MC |
4509 | BNX2_HC_SB_CONFIG_1_TX_TMR_MODE | |
4510 | BNX2_HC_SB_CONFIG_1_ONE_SHOT); | |
4511 | ||
6f743ca0 | 4512 | REG_WR(bp, base + BNX2_HC_TX_QUICK_CONS_TRIP_OFF, |
c76c0475 MC |
4513 | (bp->tx_quick_cons_trip_int << 16) | |
4514 | bp->tx_quick_cons_trip); | |
4515 | ||
6f743ca0 | 4516 | REG_WR(bp, base + BNX2_HC_TX_TICKS_OFF, |
c76c0475 MC |
4517 | (bp->tx_ticks_int << 16) | bp->tx_ticks); |
4518 | ||
4519 | val |= BNX2_HC_CONFIG_SB_ADDR_INC_128B; | |
4520 | } | |
4521 | ||
f86e82fb | 4522 | if (bp->flags & BNX2_FLAG_ONE_SHOT_MSI) |
8e6a72c4 MC |
4523 | val |= BNX2_HC_CONFIG_ONE_SHOT; |
4524 | ||
4525 | REG_WR(bp, BNX2_HC_CONFIG, val); | |
4526 | ||
b6016b76 MC |
4527 | /* Clear internal stats counters. */ |
4528 | REG_WR(bp, BNX2_HC_COMMAND, BNX2_HC_COMMAND_CLR_STAT_NOW); | |
4529 | ||
da3e4fbe | 4530 | REG_WR(bp, BNX2_HC_ATTN_BITS_ENABLE, STATUS_ATTN_EVENTS); |
b6016b76 MC |
4531 | |
4532 | /* Initialize the receive filter. */ | |
4533 | bnx2_set_rx_mode(bp->dev); | |
4534 | ||
0aa38df7 MC |
4535 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
4536 | val = REG_RD(bp, BNX2_MISC_NEW_CORE_CTL); | |
4537 | val |= BNX2_MISC_NEW_CORE_CTL_DMA_ENABLE; | |
4538 | REG_WR(bp, BNX2_MISC_NEW_CORE_CTL, val); | |
4539 | } | |
b090ae2b MC |
4540 | rc = bnx2_fw_sync(bp, BNX2_DRV_MSG_DATA_WAIT2 | BNX2_DRV_MSG_CODE_RESET, |
4541 | 0); | |
b6016b76 | 4542 | |
df149d70 | 4543 | REG_WR(bp, BNX2_MISC_ENABLE_SET_BITS, BNX2_MISC_ENABLE_DEFAULT); |
b6016b76 MC |
4544 | REG_RD(bp, BNX2_MISC_ENABLE_SET_BITS); |
4545 | ||
4546 | udelay(20); | |
4547 | ||
bf5295bb MC |
4548 | bp->hc_cmd = REG_RD(bp, BNX2_HC_COMMAND); |
4549 | ||
b090ae2b | 4550 | return rc; |
b6016b76 MC |
4551 | } |
4552 | ||
c76c0475 MC |
4553 | static void |
4554 | bnx2_clear_ring_states(struct bnx2 *bp) | |
4555 | { | |
4556 | struct bnx2_napi *bnapi; | |
4557 | int i; | |
4558 | ||
4559 | for (i = 0; i < BNX2_MAX_MSIX_VEC; i++) { | |
4560 | bnapi = &bp->bnx2_napi[i]; | |
4561 | ||
4562 | bnapi->tx_cons = 0; | |
4563 | bnapi->hw_tx_cons = 0; | |
4564 | bnapi->rx_prod_bseq = 0; | |
4565 | bnapi->rx_prod = 0; | |
4566 | bnapi->rx_cons = 0; | |
4567 | bnapi->rx_pg_prod = 0; | |
4568 | bnapi->rx_pg_cons = 0; | |
4569 | } | |
4570 | } | |
4571 | ||
59b47d8a MC |
4572 | static void |
4573 | bnx2_init_tx_context(struct bnx2 *bp, u32 cid) | |
4574 | { | |
4575 | u32 val, offset0, offset1, offset2, offset3; | |
62a8313c | 4576 | u32 cid_addr = GET_CID_ADDR(cid); |
59b47d8a MC |
4577 | |
4578 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { | |
4579 | offset0 = BNX2_L2CTX_TYPE_XI; | |
4580 | offset1 = BNX2_L2CTX_CMD_TYPE_XI; | |
4581 | offset2 = BNX2_L2CTX_TBDR_BHADDR_HI_XI; | |
4582 | offset3 = BNX2_L2CTX_TBDR_BHADDR_LO_XI; | |
4583 | } else { | |
4584 | offset0 = BNX2_L2CTX_TYPE; | |
4585 | offset1 = BNX2_L2CTX_CMD_TYPE; | |
4586 | offset2 = BNX2_L2CTX_TBDR_BHADDR_HI; | |
4587 | offset3 = BNX2_L2CTX_TBDR_BHADDR_LO; | |
4588 | } | |
4589 | val = BNX2_L2CTX_TYPE_TYPE_L2 | BNX2_L2CTX_TYPE_SIZE_L2; | |
62a8313c | 4590 | bnx2_ctx_wr(bp, cid_addr, offset0, val); |
59b47d8a MC |
4591 | |
4592 | val = BNX2_L2CTX_CMD_TYPE_TYPE_L2 | (8 << 16); | |
62a8313c | 4593 | bnx2_ctx_wr(bp, cid_addr, offset1, val); |
59b47d8a MC |
4594 | |
4595 | val = (u64) bp->tx_desc_mapping >> 32; | |
62a8313c | 4596 | bnx2_ctx_wr(bp, cid_addr, offset2, val); |
59b47d8a MC |
4597 | |
4598 | val = (u64) bp->tx_desc_mapping & 0xffffffff; | |
62a8313c | 4599 | bnx2_ctx_wr(bp, cid_addr, offset3, val); |
59b47d8a | 4600 | } |
b6016b76 MC |
4601 | |
4602 | static void | |
4603 | bnx2_init_tx_ring(struct bnx2 *bp) | |
4604 | { | |
4605 | struct tx_bd *txbd; | |
c76c0475 MC |
4606 | u32 cid = TX_CID; |
4607 | struct bnx2_napi *bnapi; | |
4608 | ||
4609 | bp->tx_vec = 0; | |
f86e82fb | 4610 | if (bp->flags & BNX2_FLAG_USING_MSIX) { |
c76c0475 MC |
4611 | cid = TX_TSS_CID; |
4612 | bp->tx_vec = BNX2_TX_VEC; | |
4613 | REG_WR(bp, BNX2_TSCH_TSS_CFG, BNX2_TX_INT_NUM | | |
4614 | (TX_TSS_CID << 7)); | |
4615 | } | |
4616 | bnapi = &bp->bnx2_napi[bp->tx_vec]; | |
b6016b76 | 4617 | |
2f8af120 MC |
4618 | bp->tx_wake_thresh = bp->tx_ring_size / 2; |
4619 | ||
b6016b76 | 4620 | txbd = &bp->tx_desc_ring[MAX_TX_DESC_CNT]; |
6aa20a22 | 4621 | |
b6016b76 MC |
4622 | txbd->tx_bd_haddr_hi = (u64) bp->tx_desc_mapping >> 32; |
4623 | txbd->tx_bd_haddr_lo = (u64) bp->tx_desc_mapping & 0xffffffff; | |
4624 | ||
4625 | bp->tx_prod = 0; | |
b6016b76 | 4626 | bp->tx_prod_bseq = 0; |
6aa20a22 | 4627 | |
59b47d8a MC |
4628 | bp->tx_bidx_addr = MB_GET_CID_ADDR(cid) + BNX2_L2CTX_TX_HOST_BIDX; |
4629 | bp->tx_bseq_addr = MB_GET_CID_ADDR(cid) + BNX2_L2CTX_TX_HOST_BSEQ; | |
b6016b76 | 4630 | |
59b47d8a | 4631 | bnx2_init_tx_context(bp, cid); |
b6016b76 MC |
4632 | } |
4633 | ||
4634 | static void | |
5d5d0015 MC |
4635 | bnx2_init_rxbd_rings(struct rx_bd *rx_ring[], dma_addr_t dma[], u32 buf_size, |
4636 | int num_rings) | |
b6016b76 | 4637 | { |
b6016b76 | 4638 | int i; |
5d5d0015 | 4639 | struct rx_bd *rxbd; |
6aa20a22 | 4640 | |
5d5d0015 | 4641 | for (i = 0; i < num_rings; i++) { |
13daffa2 | 4642 | int j; |
b6016b76 | 4643 | |
5d5d0015 | 4644 | rxbd = &rx_ring[i][0]; |
13daffa2 | 4645 | for (j = 0; j < MAX_RX_DESC_CNT; j++, rxbd++) { |
5d5d0015 | 4646 | rxbd->rx_bd_len = buf_size; |
13daffa2 MC |
4647 | rxbd->rx_bd_flags = RX_BD_FLAGS_START | RX_BD_FLAGS_END; |
4648 | } | |
5d5d0015 | 4649 | if (i == (num_rings - 1)) |
13daffa2 MC |
4650 | j = 0; |
4651 | else | |
4652 | j = i + 1; | |
5d5d0015 MC |
4653 | rxbd->rx_bd_haddr_hi = (u64) dma[j] >> 32; |
4654 | rxbd->rx_bd_haddr_lo = (u64) dma[j] & 0xffffffff; | |
13daffa2 | 4655 | } |
5d5d0015 MC |
4656 | } |
4657 | ||
4658 | static void | |
4659 | bnx2_init_rx_ring(struct bnx2 *bp) | |
4660 | { | |
4661 | int i; | |
4662 | u16 prod, ring_prod; | |
4663 | u32 val, rx_cid_addr = GET_CID_ADDR(RX_CID); | |
b4b36042 | 4664 | struct bnx2_napi *bnapi = &bp->bnx2_napi[0]; |
5d5d0015 | 4665 | |
5d5d0015 MC |
4666 | bnx2_init_rxbd_rings(bp->rx_desc_ring, bp->rx_desc_mapping, |
4667 | bp->rx_buf_use_size, bp->rx_max_ring); | |
4668 | ||
83e3fc89 MC |
4669 | bnx2_init_rx_context0(bp); |
4670 | ||
4671 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { | |
4672 | val = REG_RD(bp, BNX2_MQ_MAP_L2_5); | |
4673 | REG_WR(bp, BNX2_MQ_MAP_L2_5, val | BNX2_MQ_MAP_L2_5_ARM); | |
4674 | } | |
4675 | ||
62a8313c | 4676 | bnx2_ctx_wr(bp, rx_cid_addr, BNX2_L2CTX_PG_BUF_SIZE, 0); |
47bf4246 MC |
4677 | if (bp->rx_pg_ring_size) { |
4678 | bnx2_init_rxbd_rings(bp->rx_pg_desc_ring, | |
4679 | bp->rx_pg_desc_mapping, | |
4680 | PAGE_SIZE, bp->rx_max_pg_ring); | |
4681 | val = (bp->rx_buf_use_size << 16) | PAGE_SIZE; | |
62a8313c MC |
4682 | bnx2_ctx_wr(bp, rx_cid_addr, BNX2_L2CTX_PG_BUF_SIZE, val); |
4683 | bnx2_ctx_wr(bp, rx_cid_addr, BNX2_L2CTX_RBDC_KEY, | |
47bf4246 MC |
4684 | BNX2_L2CTX_RBDC_JUMBO_KEY); |
4685 | ||
4686 | val = (u64) bp->rx_pg_desc_mapping[0] >> 32; | |
62a8313c | 4687 | bnx2_ctx_wr(bp, rx_cid_addr, BNX2_L2CTX_NX_PG_BDHADDR_HI, val); |
47bf4246 MC |
4688 | |
4689 | val = (u64) bp->rx_pg_desc_mapping[0] & 0xffffffff; | |
62a8313c | 4690 | bnx2_ctx_wr(bp, rx_cid_addr, BNX2_L2CTX_NX_PG_BDHADDR_LO, val); |
47bf4246 MC |
4691 | |
4692 | if (CHIP_NUM(bp) == CHIP_NUM_5709) | |
4693 | REG_WR(bp, BNX2_MQ_MAP_L2_3, BNX2_MQ_MAP_L2_3_DEFAULT); | |
4694 | } | |
b6016b76 | 4695 | |
13daffa2 | 4696 | val = (u64) bp->rx_desc_mapping[0] >> 32; |
62a8313c | 4697 | bnx2_ctx_wr(bp, rx_cid_addr, BNX2_L2CTX_NX_BDHADDR_HI, val); |
b6016b76 | 4698 | |
13daffa2 | 4699 | val = (u64) bp->rx_desc_mapping[0] & 0xffffffff; |
62a8313c | 4700 | bnx2_ctx_wr(bp, rx_cid_addr, BNX2_L2CTX_NX_BDHADDR_LO, val); |
b6016b76 | 4701 | |
a1f60190 | 4702 | ring_prod = prod = bnapi->rx_pg_prod; |
47bf4246 MC |
4703 | for (i = 0; i < bp->rx_pg_ring_size; i++) { |
4704 | if (bnx2_alloc_rx_page(bp, ring_prod) < 0) | |
4705 | break; | |
4706 | prod = NEXT_RX_BD(prod); | |
4707 | ring_prod = RX_PG_RING_IDX(prod); | |
4708 | } | |
a1f60190 | 4709 | bnapi->rx_pg_prod = prod; |
47bf4246 | 4710 | |
a1f60190 | 4711 | ring_prod = prod = bnapi->rx_prod; |
236b6394 | 4712 | for (i = 0; i < bp->rx_ring_size; i++) { |
a1f60190 | 4713 | if (bnx2_alloc_rx_skb(bp, bnapi, ring_prod) < 0) { |
b6016b76 MC |
4714 | break; |
4715 | } | |
4716 | prod = NEXT_RX_BD(prod); | |
4717 | ring_prod = RX_RING_IDX(prod); | |
4718 | } | |
a1f60190 | 4719 | bnapi->rx_prod = prod; |
b6016b76 | 4720 | |
a1f60190 MC |
4721 | REG_WR16(bp, MB_RX_CID_ADDR + BNX2_L2CTX_HOST_PG_BDIDX, |
4722 | bnapi->rx_pg_prod); | |
b6016b76 MC |
4723 | REG_WR16(bp, MB_RX_CID_ADDR + BNX2_L2CTX_HOST_BDIDX, prod); |
4724 | ||
a1f60190 | 4725 | REG_WR(bp, MB_RX_CID_ADDR + BNX2_L2CTX_HOST_BSEQ, bnapi->rx_prod_bseq); |
b6016b76 MC |
4726 | } |
4727 | ||
5d5d0015 | 4728 | static u32 bnx2_find_max_ring(u32 ring_size, u32 max_size) |
13daffa2 | 4729 | { |
5d5d0015 | 4730 | u32 max, num_rings = 1; |
13daffa2 | 4731 | |
5d5d0015 MC |
4732 | while (ring_size > MAX_RX_DESC_CNT) { |
4733 | ring_size -= MAX_RX_DESC_CNT; | |
13daffa2 MC |
4734 | num_rings++; |
4735 | } | |
4736 | /* round to next power of 2 */ | |
5d5d0015 | 4737 | max = max_size; |
13daffa2 MC |
4738 | while ((max & num_rings) == 0) |
4739 | max >>= 1; | |
4740 | ||
4741 | if (num_rings != max) | |
4742 | max <<= 1; | |
4743 | ||
5d5d0015 MC |
4744 | return max; |
4745 | } | |
4746 | ||
4747 | static void | |
4748 | bnx2_set_rx_ring_size(struct bnx2 *bp, u32 size) | |
4749 | { | |
84eaa187 | 4750 | u32 rx_size, rx_space, jumbo_size; |
5d5d0015 MC |
4751 | |
4752 | /* 8 for CRC and VLAN */ | |
4753 | rx_size = bp->dev->mtu + ETH_HLEN + bp->rx_offset + 8; | |
4754 | ||
84eaa187 MC |
4755 | rx_space = SKB_DATA_ALIGN(rx_size + BNX2_RX_ALIGN) + NET_SKB_PAD + |
4756 | sizeof(struct skb_shared_info); | |
4757 | ||
5d5d0015 | 4758 | bp->rx_copy_thresh = RX_COPY_THRESH; |
47bf4246 MC |
4759 | bp->rx_pg_ring_size = 0; |
4760 | bp->rx_max_pg_ring = 0; | |
4761 | bp->rx_max_pg_ring_idx = 0; | |
f86e82fb | 4762 | if ((rx_space > PAGE_SIZE) && !(bp->flags & BNX2_FLAG_JUMBO_BROKEN)) { |
84eaa187 MC |
4763 | int pages = PAGE_ALIGN(bp->dev->mtu - 40) >> PAGE_SHIFT; |
4764 | ||
4765 | jumbo_size = size * pages; | |
4766 | if (jumbo_size > MAX_TOTAL_RX_PG_DESC_CNT) | |
4767 | jumbo_size = MAX_TOTAL_RX_PG_DESC_CNT; | |
4768 | ||
4769 | bp->rx_pg_ring_size = jumbo_size; | |
4770 | bp->rx_max_pg_ring = bnx2_find_max_ring(jumbo_size, | |
4771 | MAX_RX_PG_RINGS); | |
4772 | bp->rx_max_pg_ring_idx = (bp->rx_max_pg_ring * RX_DESC_CNT) - 1; | |
4773 | rx_size = RX_COPY_THRESH + bp->rx_offset; | |
4774 | bp->rx_copy_thresh = 0; | |
4775 | } | |
5d5d0015 MC |
4776 | |
4777 | bp->rx_buf_use_size = rx_size; | |
4778 | /* hw alignment */ | |
4779 | bp->rx_buf_size = bp->rx_buf_use_size + BNX2_RX_ALIGN; | |
1db82f2a | 4780 | bp->rx_jumbo_thresh = rx_size - bp->rx_offset; |
5d5d0015 MC |
4781 | bp->rx_ring_size = size; |
4782 | bp->rx_max_ring = bnx2_find_max_ring(size, MAX_RX_RINGS); | |
13daffa2 MC |
4783 | bp->rx_max_ring_idx = (bp->rx_max_ring * RX_DESC_CNT) - 1; |
4784 | } | |
4785 | ||
b6016b76 MC |
4786 | static void |
4787 | bnx2_free_tx_skbs(struct bnx2 *bp) | |
4788 | { | |
4789 | int i; | |
4790 | ||
4791 | if (bp->tx_buf_ring == NULL) | |
4792 | return; | |
4793 | ||
4794 | for (i = 0; i < TX_DESC_CNT; ) { | |
4795 | struct sw_bd *tx_buf = &bp->tx_buf_ring[i]; | |
4796 | struct sk_buff *skb = tx_buf->skb; | |
4797 | int j, last; | |
4798 | ||
4799 | if (skb == NULL) { | |
4800 | i++; | |
4801 | continue; | |
4802 | } | |
4803 | ||
4804 | pci_unmap_single(bp->pdev, pci_unmap_addr(tx_buf, mapping), | |
4805 | skb_headlen(skb), PCI_DMA_TODEVICE); | |
4806 | ||
4807 | tx_buf->skb = NULL; | |
4808 | ||
4809 | last = skb_shinfo(skb)->nr_frags; | |
4810 | for (j = 0; j < last; j++) { | |
4811 | tx_buf = &bp->tx_buf_ring[i + j + 1]; | |
4812 | pci_unmap_page(bp->pdev, | |
4813 | pci_unmap_addr(tx_buf, mapping), | |
4814 | skb_shinfo(skb)->frags[j].size, | |
4815 | PCI_DMA_TODEVICE); | |
4816 | } | |
745720e5 | 4817 | dev_kfree_skb(skb); |
b6016b76 MC |
4818 | i += j + 1; |
4819 | } | |
4820 | ||
4821 | } | |
4822 | ||
4823 | static void | |
4824 | bnx2_free_rx_skbs(struct bnx2 *bp) | |
4825 | { | |
4826 | int i; | |
4827 | ||
4828 | if (bp->rx_buf_ring == NULL) | |
4829 | return; | |
4830 | ||
13daffa2 | 4831 | for (i = 0; i < bp->rx_max_ring_idx; i++) { |
b6016b76 MC |
4832 | struct sw_bd *rx_buf = &bp->rx_buf_ring[i]; |
4833 | struct sk_buff *skb = rx_buf->skb; | |
4834 | ||
05d0f1cf | 4835 | if (skb == NULL) |
b6016b76 MC |
4836 | continue; |
4837 | ||
4838 | pci_unmap_single(bp->pdev, pci_unmap_addr(rx_buf, mapping), | |
4839 | bp->rx_buf_use_size, PCI_DMA_FROMDEVICE); | |
4840 | ||
4841 | rx_buf->skb = NULL; | |
4842 | ||
745720e5 | 4843 | dev_kfree_skb(skb); |
b6016b76 | 4844 | } |
47bf4246 MC |
4845 | for (i = 0; i < bp->rx_max_pg_ring_idx; i++) |
4846 | bnx2_free_rx_page(bp, i); | |
b6016b76 MC |
4847 | } |
4848 | ||
4849 | static void | |
4850 | bnx2_free_skbs(struct bnx2 *bp) | |
4851 | { | |
4852 | bnx2_free_tx_skbs(bp); | |
4853 | bnx2_free_rx_skbs(bp); | |
4854 | } | |
4855 | ||
4856 | static int | |
4857 | bnx2_reset_nic(struct bnx2 *bp, u32 reset_code) | |
4858 | { | |
4859 | int rc; | |
4860 | ||
4861 | rc = bnx2_reset_chip(bp, reset_code); | |
4862 | bnx2_free_skbs(bp); | |
4863 | if (rc) | |
4864 | return rc; | |
4865 | ||
fba9fe91 MC |
4866 | if ((rc = bnx2_init_chip(bp)) != 0) |
4867 | return rc; | |
4868 | ||
c76c0475 | 4869 | bnx2_clear_ring_states(bp); |
b6016b76 MC |
4870 | bnx2_init_tx_ring(bp); |
4871 | bnx2_init_rx_ring(bp); | |
4872 | return 0; | |
4873 | } | |
4874 | ||
4875 | static int | |
4876 | bnx2_init_nic(struct bnx2 *bp) | |
4877 | { | |
4878 | int rc; | |
4879 | ||
4880 | if ((rc = bnx2_reset_nic(bp, BNX2_DRV_MSG_CODE_RESET)) != 0) | |
4881 | return rc; | |
4882 | ||
80be4434 | 4883 | spin_lock_bh(&bp->phy_lock); |
b6016b76 MC |
4884 | bnx2_init_phy(bp); |
4885 | bnx2_set_link(bp); | |
543a827d MC |
4886 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) |
4887 | bnx2_remote_phy_event(bp); | |
0d8a6571 | 4888 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
4889 | return 0; |
4890 | } | |
4891 | ||
4892 | static int | |
4893 | bnx2_test_registers(struct bnx2 *bp) | |
4894 | { | |
4895 | int ret; | |
5bae30c9 | 4896 | int i, is_5709; |
f71e1309 | 4897 | static const struct { |
b6016b76 MC |
4898 | u16 offset; |
4899 | u16 flags; | |
5bae30c9 | 4900 | #define BNX2_FL_NOT_5709 1 |
b6016b76 MC |
4901 | u32 rw_mask; |
4902 | u32 ro_mask; | |
4903 | } reg_tbl[] = { | |
4904 | { 0x006c, 0, 0x00000000, 0x0000003f }, | |
4905 | { 0x0090, 0, 0xffffffff, 0x00000000 }, | |
4906 | { 0x0094, 0, 0x00000000, 0x00000000 }, | |
4907 | ||
5bae30c9 MC |
4908 | { 0x0404, BNX2_FL_NOT_5709, 0x00003f00, 0x00000000 }, |
4909 | { 0x0418, BNX2_FL_NOT_5709, 0x00000000, 0xffffffff }, | |
4910 | { 0x041c, BNX2_FL_NOT_5709, 0x00000000, 0xffffffff }, | |
4911 | { 0x0420, BNX2_FL_NOT_5709, 0x00000000, 0x80ffffff }, | |
4912 | { 0x0424, BNX2_FL_NOT_5709, 0x00000000, 0x00000000 }, | |
4913 | { 0x0428, BNX2_FL_NOT_5709, 0x00000000, 0x00000001 }, | |
4914 | { 0x0450, BNX2_FL_NOT_5709, 0x00000000, 0x0000ffff }, | |
4915 | { 0x0454, BNX2_FL_NOT_5709, 0x00000000, 0xffffffff }, | |
4916 | { 0x0458, BNX2_FL_NOT_5709, 0x00000000, 0xffffffff }, | |
4917 | ||
4918 | { 0x0808, BNX2_FL_NOT_5709, 0x00000000, 0xffffffff }, | |
4919 | { 0x0854, BNX2_FL_NOT_5709, 0x00000000, 0xffffffff }, | |
4920 | { 0x0868, BNX2_FL_NOT_5709, 0x00000000, 0x77777777 }, | |
4921 | { 0x086c, BNX2_FL_NOT_5709, 0x00000000, 0x77777777 }, | |
4922 | { 0x0870, BNX2_FL_NOT_5709, 0x00000000, 0x77777777 }, | |
4923 | { 0x0874, BNX2_FL_NOT_5709, 0x00000000, 0x77777777 }, | |
4924 | ||
4925 | { 0x0c00, BNX2_FL_NOT_5709, 0x00000000, 0x00000001 }, | |
4926 | { 0x0c04, BNX2_FL_NOT_5709, 0x00000000, 0x03ff0001 }, | |
4927 | { 0x0c08, BNX2_FL_NOT_5709, 0x0f0ff073, 0x00000000 }, | |
b6016b76 MC |
4928 | |
4929 | { 0x1000, 0, 0x00000000, 0x00000001 }, | |
15b169cc | 4930 | { 0x1004, BNX2_FL_NOT_5709, 0x00000000, 0x000f0001 }, |
b6016b76 MC |
4931 | |
4932 | { 0x1408, 0, 0x01c00800, 0x00000000 }, | |
4933 | { 0x149c, 0, 0x8000ffff, 0x00000000 }, | |
4934 | { 0x14a8, 0, 0x00000000, 0x000001ff }, | |
5b0c76ad | 4935 | { 0x14ac, 0, 0x0fffffff, 0x10000000 }, |
b6016b76 MC |
4936 | { 0x14b0, 0, 0x00000002, 0x00000001 }, |
4937 | { 0x14b8, 0, 0x00000000, 0x00000000 }, | |
4938 | { 0x14c0, 0, 0x00000000, 0x00000009 }, | |
4939 | { 0x14c4, 0, 0x00003fff, 0x00000000 }, | |
4940 | { 0x14cc, 0, 0x00000000, 0x00000001 }, | |
4941 | { 0x14d0, 0, 0xffffffff, 0x00000000 }, | |
b6016b76 MC |
4942 | |
4943 | { 0x1800, 0, 0x00000000, 0x00000001 }, | |
4944 | { 0x1804, 0, 0x00000000, 0x00000003 }, | |
b6016b76 MC |
4945 | |
4946 | { 0x2800, 0, 0x00000000, 0x00000001 }, | |
4947 | { 0x2804, 0, 0x00000000, 0x00003f01 }, | |
4948 | { 0x2808, 0, 0x0f3f3f03, 0x00000000 }, | |
4949 | { 0x2810, 0, 0xffff0000, 0x00000000 }, | |
4950 | { 0x2814, 0, 0xffff0000, 0x00000000 }, | |
4951 | { 0x2818, 0, 0xffff0000, 0x00000000 }, | |
4952 | { 0x281c, 0, 0xffff0000, 0x00000000 }, | |
4953 | { 0x2834, 0, 0xffffffff, 0x00000000 }, | |
4954 | { 0x2840, 0, 0x00000000, 0xffffffff }, | |
4955 | { 0x2844, 0, 0x00000000, 0xffffffff }, | |
4956 | { 0x2848, 0, 0xffffffff, 0x00000000 }, | |
4957 | { 0x284c, 0, 0xf800f800, 0x07ff07ff }, | |
4958 | ||
4959 | { 0x2c00, 0, 0x00000000, 0x00000011 }, | |
4960 | { 0x2c04, 0, 0x00000000, 0x00030007 }, | |
4961 | ||
b6016b76 MC |
4962 | { 0x3c00, 0, 0x00000000, 0x00000001 }, |
4963 | { 0x3c04, 0, 0x00000000, 0x00070000 }, | |
4964 | { 0x3c08, 0, 0x00007f71, 0x07f00000 }, | |
4965 | { 0x3c0c, 0, 0x1f3ffffc, 0x00000000 }, | |
4966 | { 0x3c10, 0, 0xffffffff, 0x00000000 }, | |
4967 | { 0x3c14, 0, 0x00000000, 0xffffffff }, | |
4968 | { 0x3c18, 0, 0x00000000, 0xffffffff }, | |
4969 | { 0x3c1c, 0, 0xfffff000, 0x00000000 }, | |
4970 | { 0x3c20, 0, 0xffffff00, 0x00000000 }, | |
b6016b76 MC |
4971 | |
4972 | { 0x5004, 0, 0x00000000, 0x0000007f }, | |
4973 | { 0x5008, 0, 0x0f0007ff, 0x00000000 }, | |
b6016b76 | 4974 | |
b6016b76 MC |
4975 | { 0x5c00, 0, 0x00000000, 0x00000001 }, |
4976 | { 0x5c04, 0, 0x00000000, 0x0003000f }, | |
4977 | { 0x5c08, 0, 0x00000003, 0x00000000 }, | |
4978 | { 0x5c0c, 0, 0x0000fff8, 0x00000000 }, | |
4979 | { 0x5c10, 0, 0x00000000, 0xffffffff }, | |
4980 | { 0x5c80, 0, 0x00000000, 0x0f7113f1 }, | |
4981 | { 0x5c84, 0, 0x00000000, 0x0000f333 }, | |
4982 | { 0x5c88, 0, 0x00000000, 0x00077373 }, | |
4983 | { 0x5c8c, 0, 0x00000000, 0x0007f737 }, | |
4984 | ||
4985 | { 0x6808, 0, 0x0000ff7f, 0x00000000 }, | |
4986 | { 0x680c, 0, 0xffffffff, 0x00000000 }, | |
4987 | { 0x6810, 0, 0xffffffff, 0x00000000 }, | |
4988 | { 0x6814, 0, 0xffffffff, 0x00000000 }, | |
4989 | { 0x6818, 0, 0xffffffff, 0x00000000 }, | |
4990 | { 0x681c, 0, 0xffffffff, 0x00000000 }, | |
4991 | { 0x6820, 0, 0x00ff00ff, 0x00000000 }, | |
4992 | { 0x6824, 0, 0x00ff00ff, 0x00000000 }, | |
4993 | { 0x6828, 0, 0x00ff00ff, 0x00000000 }, | |
4994 | { 0x682c, 0, 0x03ff03ff, 0x00000000 }, | |
4995 | { 0x6830, 0, 0x03ff03ff, 0x00000000 }, | |
4996 | { 0x6834, 0, 0x03ff03ff, 0x00000000 }, | |
4997 | { 0x6838, 0, 0x03ff03ff, 0x00000000 }, | |
4998 | { 0x683c, 0, 0x0000ffff, 0x00000000 }, | |
4999 | { 0x6840, 0, 0x00000ff0, 0x00000000 }, | |
5000 | { 0x6844, 0, 0x00ffff00, 0x00000000 }, | |
5001 | { 0x684c, 0, 0xffffffff, 0x00000000 }, | |
5002 | { 0x6850, 0, 0x7f7f7f7f, 0x00000000 }, | |
5003 | { 0x6854, 0, 0x7f7f7f7f, 0x00000000 }, | |
5004 | { 0x6858, 0, 0x7f7f7f7f, 0x00000000 }, | |
5005 | { 0x685c, 0, 0x7f7f7f7f, 0x00000000 }, | |
5006 | { 0x6908, 0, 0x00000000, 0x0001ff0f }, | |
5007 | { 0x690c, 0, 0x00000000, 0x0ffe00f0 }, | |
5008 | ||
5009 | { 0xffff, 0, 0x00000000, 0x00000000 }, | |
5010 | }; | |
5011 | ||
5012 | ret = 0; | |
5bae30c9 MC |
5013 | is_5709 = 0; |
5014 | if (CHIP_NUM(bp) == CHIP_NUM_5709) | |
5015 | is_5709 = 1; | |
5016 | ||
b6016b76 MC |
5017 | for (i = 0; reg_tbl[i].offset != 0xffff; i++) { |
5018 | u32 offset, rw_mask, ro_mask, save_val, val; | |
5bae30c9 MC |
5019 | u16 flags = reg_tbl[i].flags; |
5020 | ||
5021 | if (is_5709 && (flags & BNX2_FL_NOT_5709)) | |
5022 | continue; | |
b6016b76 MC |
5023 | |
5024 | offset = (u32) reg_tbl[i].offset; | |
5025 | rw_mask = reg_tbl[i].rw_mask; | |
5026 | ro_mask = reg_tbl[i].ro_mask; | |
5027 | ||
14ab9b86 | 5028 | save_val = readl(bp->regview + offset); |
b6016b76 | 5029 | |
14ab9b86 | 5030 | writel(0, bp->regview + offset); |
b6016b76 | 5031 | |
14ab9b86 | 5032 | val = readl(bp->regview + offset); |
b6016b76 MC |
5033 | if ((val & rw_mask) != 0) { |
5034 | goto reg_test_err; | |
5035 | } | |
5036 | ||
5037 | if ((val & ro_mask) != (save_val & ro_mask)) { | |
5038 | goto reg_test_err; | |
5039 | } | |
5040 | ||
14ab9b86 | 5041 | writel(0xffffffff, bp->regview + offset); |
b6016b76 | 5042 | |
14ab9b86 | 5043 | val = readl(bp->regview + offset); |
b6016b76 MC |
5044 | if ((val & rw_mask) != rw_mask) { |
5045 | goto reg_test_err; | |
5046 | } | |
5047 | ||
5048 | if ((val & ro_mask) != (save_val & ro_mask)) { | |
5049 | goto reg_test_err; | |
5050 | } | |
5051 | ||
14ab9b86 | 5052 | writel(save_val, bp->regview + offset); |
b6016b76 MC |
5053 | continue; |
5054 | ||
5055 | reg_test_err: | |
14ab9b86 | 5056 | writel(save_val, bp->regview + offset); |
b6016b76 MC |
5057 | ret = -ENODEV; |
5058 | break; | |
5059 | } | |
5060 | return ret; | |
5061 | } | |
5062 | ||
5063 | static int | |
5064 | bnx2_do_mem_test(struct bnx2 *bp, u32 start, u32 size) | |
5065 | { | |
f71e1309 | 5066 | static const u32 test_pattern[] = { 0x00000000, 0xffffffff, 0x55555555, |
b6016b76 MC |
5067 | 0xaaaaaaaa , 0xaa55aa55, 0x55aa55aa }; |
5068 | int i; | |
5069 | ||
5070 | for (i = 0; i < sizeof(test_pattern) / 4; i++) { | |
5071 | u32 offset; | |
5072 | ||
5073 | for (offset = 0; offset < size; offset += 4) { | |
5074 | ||
2726d6e1 | 5075 | bnx2_reg_wr_ind(bp, start + offset, test_pattern[i]); |
b6016b76 | 5076 | |
2726d6e1 | 5077 | if (bnx2_reg_rd_ind(bp, start + offset) != |
b6016b76 MC |
5078 | test_pattern[i]) { |
5079 | return -ENODEV; | |
5080 | } | |
5081 | } | |
5082 | } | |
5083 | return 0; | |
5084 | } | |
5085 | ||
5086 | static int | |
5087 | bnx2_test_memory(struct bnx2 *bp) | |
5088 | { | |
5089 | int ret = 0; | |
5090 | int i; | |
5bae30c9 | 5091 | static struct mem_entry { |
b6016b76 MC |
5092 | u32 offset; |
5093 | u32 len; | |
5bae30c9 | 5094 | } mem_tbl_5706[] = { |
b6016b76 | 5095 | { 0x60000, 0x4000 }, |
5b0c76ad | 5096 | { 0xa0000, 0x3000 }, |
b6016b76 MC |
5097 | { 0xe0000, 0x4000 }, |
5098 | { 0x120000, 0x4000 }, | |
5099 | { 0x1a0000, 0x4000 }, | |
5100 | { 0x160000, 0x4000 }, | |
5101 | { 0xffffffff, 0 }, | |
5bae30c9 MC |
5102 | }, |
5103 | mem_tbl_5709[] = { | |
5104 | { 0x60000, 0x4000 }, | |
5105 | { 0xa0000, 0x3000 }, | |
5106 | { 0xe0000, 0x4000 }, | |
5107 | { 0x120000, 0x4000 }, | |
5108 | { 0x1a0000, 0x4000 }, | |
5109 | { 0xffffffff, 0 }, | |
b6016b76 | 5110 | }; |
5bae30c9 MC |
5111 | struct mem_entry *mem_tbl; |
5112 | ||
5113 | if (CHIP_NUM(bp) == CHIP_NUM_5709) | |
5114 | mem_tbl = mem_tbl_5709; | |
5115 | else | |
5116 | mem_tbl = mem_tbl_5706; | |
b6016b76 MC |
5117 | |
5118 | for (i = 0; mem_tbl[i].offset != 0xffffffff; i++) { | |
5119 | if ((ret = bnx2_do_mem_test(bp, mem_tbl[i].offset, | |
5120 | mem_tbl[i].len)) != 0) { | |
5121 | return ret; | |
5122 | } | |
5123 | } | |
6aa20a22 | 5124 | |
b6016b76 MC |
5125 | return ret; |
5126 | } | |
5127 | ||
bc5a0690 MC |
5128 | #define BNX2_MAC_LOOPBACK 0 |
5129 | #define BNX2_PHY_LOOPBACK 1 | |
5130 | ||
b6016b76 | 5131 | static int |
bc5a0690 | 5132 | bnx2_run_loopback(struct bnx2 *bp, int loopback_mode) |
b6016b76 MC |
5133 | { |
5134 | unsigned int pkt_size, num_pkts, i; | |
5135 | struct sk_buff *skb, *rx_skb; | |
5136 | unsigned char *packet; | |
bc5a0690 | 5137 | u16 rx_start_idx, rx_idx; |
b6016b76 MC |
5138 | dma_addr_t map; |
5139 | struct tx_bd *txbd; | |
5140 | struct sw_bd *rx_buf; | |
5141 | struct l2_fhdr *rx_hdr; | |
5142 | int ret = -ENODEV; | |
c76c0475 MC |
5143 | struct bnx2_napi *bnapi = &bp->bnx2_napi[0], *tx_napi; |
5144 | ||
5145 | tx_napi = bnapi; | |
f86e82fb | 5146 | if (bp->flags & BNX2_FLAG_USING_MSIX) |
c76c0475 | 5147 | tx_napi = &bp->bnx2_napi[BNX2_TX_VEC]; |
b6016b76 | 5148 | |
bc5a0690 MC |
5149 | if (loopback_mode == BNX2_MAC_LOOPBACK) { |
5150 | bp->loopback = MAC_LOOPBACK; | |
5151 | bnx2_set_mac_loopback(bp); | |
5152 | } | |
5153 | else if (loopback_mode == BNX2_PHY_LOOPBACK) { | |
583c28e5 | 5154 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) |
489310a4 MC |
5155 | return 0; |
5156 | ||
80be4434 | 5157 | bp->loopback = PHY_LOOPBACK; |
bc5a0690 MC |
5158 | bnx2_set_phy_loopback(bp); |
5159 | } | |
5160 | else | |
5161 | return -EINVAL; | |
b6016b76 | 5162 | |
84eaa187 | 5163 | pkt_size = min(bp->dev->mtu + ETH_HLEN, bp->rx_jumbo_thresh - 4); |
932f3772 | 5164 | skb = netdev_alloc_skb(bp->dev, pkt_size); |
b6cbc3b6 JL |
5165 | if (!skb) |
5166 | return -ENOMEM; | |
b6016b76 | 5167 | packet = skb_put(skb, pkt_size); |
6634292b | 5168 | memcpy(packet, bp->dev->dev_addr, 6); |
b6016b76 MC |
5169 | memset(packet + 6, 0x0, 8); |
5170 | for (i = 14; i < pkt_size; i++) | |
5171 | packet[i] = (unsigned char) (i & 0xff); | |
5172 | ||
5173 | map = pci_map_single(bp->pdev, skb->data, pkt_size, | |
5174 | PCI_DMA_TODEVICE); | |
5175 | ||
bf5295bb MC |
5176 | REG_WR(bp, BNX2_HC_COMMAND, |
5177 | bp->hc_cmd | BNX2_HC_COMMAND_COAL_NOW_WO_INT); | |
5178 | ||
b6016b76 MC |
5179 | REG_RD(bp, BNX2_HC_COMMAND); |
5180 | ||
5181 | udelay(5); | |
35efa7c1 | 5182 | rx_start_idx = bnx2_get_hw_rx_cons(bnapi); |
b6016b76 | 5183 | |
b6016b76 MC |
5184 | num_pkts = 0; |
5185 | ||
bc5a0690 | 5186 | txbd = &bp->tx_desc_ring[TX_RING_IDX(bp->tx_prod)]; |
b6016b76 MC |
5187 | |
5188 | txbd->tx_bd_haddr_hi = (u64) map >> 32; | |
5189 | txbd->tx_bd_haddr_lo = (u64) map & 0xffffffff; | |
5190 | txbd->tx_bd_mss_nbytes = pkt_size; | |
5191 | txbd->tx_bd_vlan_tag_flags = TX_BD_FLAGS_START | TX_BD_FLAGS_END; | |
5192 | ||
5193 | num_pkts++; | |
bc5a0690 MC |
5194 | bp->tx_prod = NEXT_TX_BD(bp->tx_prod); |
5195 | bp->tx_prod_bseq += pkt_size; | |
b6016b76 | 5196 | |
234754d5 MC |
5197 | REG_WR16(bp, bp->tx_bidx_addr, bp->tx_prod); |
5198 | REG_WR(bp, bp->tx_bseq_addr, bp->tx_prod_bseq); | |
b6016b76 MC |
5199 | |
5200 | udelay(100); | |
5201 | ||
bf5295bb MC |
5202 | REG_WR(bp, BNX2_HC_COMMAND, |
5203 | bp->hc_cmd | BNX2_HC_COMMAND_COAL_NOW_WO_INT); | |
5204 | ||
b6016b76 MC |
5205 | REG_RD(bp, BNX2_HC_COMMAND); |
5206 | ||
5207 | udelay(5); | |
5208 | ||
5209 | pci_unmap_single(bp->pdev, map, pkt_size, PCI_DMA_TODEVICE); | |
745720e5 | 5210 | dev_kfree_skb(skb); |
b6016b76 | 5211 | |
c76c0475 | 5212 | if (bnx2_get_hw_tx_cons(tx_napi) != bp->tx_prod) |
b6016b76 | 5213 | goto loopback_test_done; |
b6016b76 | 5214 | |
35efa7c1 | 5215 | rx_idx = bnx2_get_hw_rx_cons(bnapi); |
b6016b76 MC |
5216 | if (rx_idx != rx_start_idx + num_pkts) { |
5217 | goto loopback_test_done; | |
5218 | } | |
5219 | ||
5220 | rx_buf = &bp->rx_buf_ring[rx_start_idx]; | |
5221 | rx_skb = rx_buf->skb; | |
5222 | ||
5223 | rx_hdr = (struct l2_fhdr *) rx_skb->data; | |
5224 | skb_reserve(rx_skb, bp->rx_offset); | |
5225 | ||
5226 | pci_dma_sync_single_for_cpu(bp->pdev, | |
5227 | pci_unmap_addr(rx_buf, mapping), | |
5228 | bp->rx_buf_size, PCI_DMA_FROMDEVICE); | |
5229 | ||
ade2bfe7 | 5230 | if (rx_hdr->l2_fhdr_status & |
b6016b76 MC |
5231 | (L2_FHDR_ERRORS_BAD_CRC | |
5232 | L2_FHDR_ERRORS_PHY_DECODE | | |
5233 | L2_FHDR_ERRORS_ALIGNMENT | | |
5234 | L2_FHDR_ERRORS_TOO_SHORT | | |
5235 | L2_FHDR_ERRORS_GIANT_FRAME)) { | |
5236 | ||
5237 | goto loopback_test_done; | |
5238 | } | |
5239 | ||
5240 | if ((rx_hdr->l2_fhdr_pkt_len - 4) != pkt_size) { | |
5241 | goto loopback_test_done; | |
5242 | } | |
5243 | ||
5244 | for (i = 14; i < pkt_size; i++) { | |
5245 | if (*(rx_skb->data + i) != (unsigned char) (i & 0xff)) { | |
5246 | goto loopback_test_done; | |
5247 | } | |
5248 | } | |
5249 | ||
5250 | ret = 0; | |
5251 | ||
5252 | loopback_test_done: | |
5253 | bp->loopback = 0; | |
5254 | return ret; | |
5255 | } | |
5256 | ||
bc5a0690 MC |
5257 | #define BNX2_MAC_LOOPBACK_FAILED 1 |
5258 | #define BNX2_PHY_LOOPBACK_FAILED 2 | |
5259 | #define BNX2_LOOPBACK_FAILED (BNX2_MAC_LOOPBACK_FAILED | \ | |
5260 | BNX2_PHY_LOOPBACK_FAILED) | |
5261 | ||
5262 | static int | |
5263 | bnx2_test_loopback(struct bnx2 *bp) | |
5264 | { | |
5265 | int rc = 0; | |
5266 | ||
5267 | if (!netif_running(bp->dev)) | |
5268 | return BNX2_LOOPBACK_FAILED; | |
5269 | ||
5270 | bnx2_reset_nic(bp, BNX2_DRV_MSG_CODE_RESET); | |
5271 | spin_lock_bh(&bp->phy_lock); | |
5272 | bnx2_init_phy(bp); | |
5273 | spin_unlock_bh(&bp->phy_lock); | |
5274 | if (bnx2_run_loopback(bp, BNX2_MAC_LOOPBACK)) | |
5275 | rc |= BNX2_MAC_LOOPBACK_FAILED; | |
5276 | if (bnx2_run_loopback(bp, BNX2_PHY_LOOPBACK)) | |
5277 | rc |= BNX2_PHY_LOOPBACK_FAILED; | |
5278 | return rc; | |
5279 | } | |
5280 | ||
b6016b76 MC |
5281 | #define NVRAM_SIZE 0x200 |
5282 | #define CRC32_RESIDUAL 0xdebb20e3 | |
5283 | ||
5284 | static int | |
5285 | bnx2_test_nvram(struct bnx2 *bp) | |
5286 | { | |
b491edd5 | 5287 | __be32 buf[NVRAM_SIZE / 4]; |
b6016b76 MC |
5288 | u8 *data = (u8 *) buf; |
5289 | int rc = 0; | |
5290 | u32 magic, csum; | |
5291 | ||
5292 | if ((rc = bnx2_nvram_read(bp, 0, data, 4)) != 0) | |
5293 | goto test_nvram_done; | |
5294 | ||
5295 | magic = be32_to_cpu(buf[0]); | |
5296 | if (magic != 0x669955aa) { | |
5297 | rc = -ENODEV; | |
5298 | goto test_nvram_done; | |
5299 | } | |
5300 | ||
5301 | if ((rc = bnx2_nvram_read(bp, 0x100, data, NVRAM_SIZE)) != 0) | |
5302 | goto test_nvram_done; | |
5303 | ||
5304 | csum = ether_crc_le(0x100, data); | |
5305 | if (csum != CRC32_RESIDUAL) { | |
5306 | rc = -ENODEV; | |
5307 | goto test_nvram_done; | |
5308 | } | |
5309 | ||
5310 | csum = ether_crc_le(0x100, data + 0x100); | |
5311 | if (csum != CRC32_RESIDUAL) { | |
5312 | rc = -ENODEV; | |
5313 | } | |
5314 | ||
5315 | test_nvram_done: | |
5316 | return rc; | |
5317 | } | |
5318 | ||
5319 | static int | |
5320 | bnx2_test_link(struct bnx2 *bp) | |
5321 | { | |
5322 | u32 bmsr; | |
5323 | ||
583c28e5 | 5324 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) { |
489310a4 MC |
5325 | if (bp->link_up) |
5326 | return 0; | |
5327 | return -ENODEV; | |
5328 | } | |
c770a65c | 5329 | spin_lock_bh(&bp->phy_lock); |
27a005b8 MC |
5330 | bnx2_enable_bmsr1(bp); |
5331 | bnx2_read_phy(bp, bp->mii_bmsr1, &bmsr); | |
5332 | bnx2_read_phy(bp, bp->mii_bmsr1, &bmsr); | |
5333 | bnx2_disable_bmsr1(bp); | |
c770a65c | 5334 | spin_unlock_bh(&bp->phy_lock); |
6aa20a22 | 5335 | |
b6016b76 MC |
5336 | if (bmsr & BMSR_LSTATUS) { |
5337 | return 0; | |
5338 | } | |
5339 | return -ENODEV; | |
5340 | } | |
5341 | ||
5342 | static int | |
5343 | bnx2_test_intr(struct bnx2 *bp) | |
5344 | { | |
5345 | int i; | |
b6016b76 MC |
5346 | u16 status_idx; |
5347 | ||
5348 | if (!netif_running(bp->dev)) | |
5349 | return -ENODEV; | |
5350 | ||
5351 | status_idx = REG_RD(bp, BNX2_PCICFG_INT_ACK_CMD) & 0xffff; | |
5352 | ||
5353 | /* This register is not touched during run-time. */ | |
bf5295bb | 5354 | REG_WR(bp, BNX2_HC_COMMAND, bp->hc_cmd | BNX2_HC_COMMAND_COAL_NOW); |
b6016b76 MC |
5355 | REG_RD(bp, BNX2_HC_COMMAND); |
5356 | ||
5357 | for (i = 0; i < 10; i++) { | |
5358 | if ((REG_RD(bp, BNX2_PCICFG_INT_ACK_CMD) & 0xffff) != | |
5359 | status_idx) { | |
5360 | ||
5361 | break; | |
5362 | } | |
5363 | ||
5364 | msleep_interruptible(10); | |
5365 | } | |
5366 | if (i < 10) | |
5367 | return 0; | |
5368 | ||
5369 | return -ENODEV; | |
5370 | } | |
5371 | ||
38ea3686 | 5372 | /* Determining link for parallel detection. */ |
b2fadeae MC |
5373 | static int |
5374 | bnx2_5706_serdes_has_link(struct bnx2 *bp) | |
5375 | { | |
5376 | u32 mode_ctl, an_dbg, exp; | |
5377 | ||
38ea3686 MC |
5378 | if (bp->phy_flags & BNX2_PHY_FLAG_NO_PARALLEL) |
5379 | return 0; | |
5380 | ||
b2fadeae MC |
5381 | bnx2_write_phy(bp, MII_BNX2_MISC_SHADOW, MISC_SHDW_MODE_CTL); |
5382 | bnx2_read_phy(bp, MII_BNX2_MISC_SHADOW, &mode_ctl); | |
5383 | ||
5384 | if (!(mode_ctl & MISC_SHDW_MODE_CTL_SIG_DET)) | |
5385 | return 0; | |
5386 | ||
5387 | bnx2_write_phy(bp, MII_BNX2_MISC_SHADOW, MISC_SHDW_AN_DBG); | |
5388 | bnx2_read_phy(bp, MII_BNX2_MISC_SHADOW, &an_dbg); | |
5389 | bnx2_read_phy(bp, MII_BNX2_MISC_SHADOW, &an_dbg); | |
5390 | ||
f3014c0c | 5391 | if (an_dbg & (MISC_SHDW_AN_DBG_NOSYNC | MISC_SHDW_AN_DBG_RUDI_INVALID)) |
b2fadeae MC |
5392 | return 0; |
5393 | ||
5394 | bnx2_write_phy(bp, MII_BNX2_DSP_ADDRESS, MII_EXPAND_REG1); | |
5395 | bnx2_read_phy(bp, MII_BNX2_DSP_RW_PORT, &exp); | |
5396 | bnx2_read_phy(bp, MII_BNX2_DSP_RW_PORT, &exp); | |
5397 | ||
5398 | if (exp & MII_EXPAND_REG1_RUDI_C) /* receiving CONFIG */ | |
5399 | return 0; | |
5400 | ||
5401 | return 1; | |
5402 | } | |
5403 | ||
b6016b76 | 5404 | static void |
48b01e2d | 5405 | bnx2_5706_serdes_timer(struct bnx2 *bp) |
b6016b76 | 5406 | { |
b2fadeae MC |
5407 | int check_link = 1; |
5408 | ||
48b01e2d | 5409 | spin_lock(&bp->phy_lock); |
b2fadeae | 5410 | if (bp->serdes_an_pending) { |
48b01e2d | 5411 | bp->serdes_an_pending--; |
b2fadeae MC |
5412 | check_link = 0; |
5413 | } else if ((bp->link_up == 0) && (bp->autoneg & AUTONEG_SPEED)) { | |
48b01e2d | 5414 | u32 bmcr; |
b6016b76 | 5415 | |
48b01e2d | 5416 | bp->current_interval = bp->timer_interval; |
cd339a0e | 5417 | |
ca58c3af | 5418 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
b6016b76 | 5419 | |
48b01e2d | 5420 | if (bmcr & BMCR_ANENABLE) { |
b2fadeae | 5421 | if (bnx2_5706_serdes_has_link(bp)) { |
48b01e2d MC |
5422 | bmcr &= ~BMCR_ANENABLE; |
5423 | bmcr |= BMCR_SPEED1000 | BMCR_FULLDPLX; | |
ca58c3af | 5424 | bnx2_write_phy(bp, bp->mii_bmcr, bmcr); |
583c28e5 | 5425 | bp->phy_flags |= BNX2_PHY_FLAG_PARALLEL_DETECT; |
48b01e2d | 5426 | } |
b6016b76 | 5427 | } |
48b01e2d MC |
5428 | } |
5429 | else if ((bp->link_up) && (bp->autoneg & AUTONEG_SPEED) && | |
583c28e5 | 5430 | (bp->phy_flags & BNX2_PHY_FLAG_PARALLEL_DETECT)) { |
48b01e2d | 5431 | u32 phy2; |
b6016b76 | 5432 | |
48b01e2d MC |
5433 | bnx2_write_phy(bp, 0x17, 0x0f01); |
5434 | bnx2_read_phy(bp, 0x15, &phy2); | |
5435 | if (phy2 & 0x20) { | |
5436 | u32 bmcr; | |
cd339a0e | 5437 | |
ca58c3af | 5438 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
48b01e2d | 5439 | bmcr |= BMCR_ANENABLE; |
ca58c3af | 5440 | bnx2_write_phy(bp, bp->mii_bmcr, bmcr); |
b6016b76 | 5441 | |
583c28e5 | 5442 | bp->phy_flags &= ~BNX2_PHY_FLAG_PARALLEL_DETECT; |
48b01e2d MC |
5443 | } |
5444 | } else | |
5445 | bp->current_interval = bp->timer_interval; | |
b6016b76 | 5446 | |
a2724e25 | 5447 | if (check_link) { |
b2fadeae MC |
5448 | u32 val; |
5449 | ||
5450 | bnx2_write_phy(bp, MII_BNX2_MISC_SHADOW, MISC_SHDW_AN_DBG); | |
5451 | bnx2_read_phy(bp, MII_BNX2_MISC_SHADOW, &val); | |
5452 | bnx2_read_phy(bp, MII_BNX2_MISC_SHADOW, &val); | |
5453 | ||
a2724e25 MC |
5454 | if (bp->link_up && (val & MISC_SHDW_AN_DBG_NOSYNC)) { |
5455 | if (!(bp->phy_flags & BNX2_PHY_FLAG_FORCED_DOWN)) { | |
5456 | bnx2_5706s_force_link_dn(bp, 1); | |
5457 | bp->phy_flags |= BNX2_PHY_FLAG_FORCED_DOWN; | |
5458 | } else | |
5459 | bnx2_set_link(bp); | |
5460 | } else if (!bp->link_up && !(val & MISC_SHDW_AN_DBG_NOSYNC)) | |
5461 | bnx2_set_link(bp); | |
b2fadeae | 5462 | } |
48b01e2d MC |
5463 | spin_unlock(&bp->phy_lock); |
5464 | } | |
b6016b76 | 5465 | |
f8dd064e MC |
5466 | static void |
5467 | bnx2_5708_serdes_timer(struct bnx2 *bp) | |
5468 | { | |
583c28e5 | 5469 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) |
0d8a6571 MC |
5470 | return; |
5471 | ||
583c28e5 | 5472 | if ((bp->phy_flags & BNX2_PHY_FLAG_2_5G_CAPABLE) == 0) { |
f8dd064e MC |
5473 | bp->serdes_an_pending = 0; |
5474 | return; | |
5475 | } | |
b6016b76 | 5476 | |
f8dd064e MC |
5477 | spin_lock(&bp->phy_lock); |
5478 | if (bp->serdes_an_pending) | |
5479 | bp->serdes_an_pending--; | |
5480 | else if ((bp->link_up == 0) && (bp->autoneg & AUTONEG_SPEED)) { | |
5481 | u32 bmcr; | |
b6016b76 | 5482 | |
ca58c3af | 5483 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
f8dd064e | 5484 | if (bmcr & BMCR_ANENABLE) { |
605a9e20 | 5485 | bnx2_enable_forced_2g5(bp); |
f8dd064e MC |
5486 | bp->current_interval = SERDES_FORCED_TIMEOUT; |
5487 | } else { | |
605a9e20 | 5488 | bnx2_disable_forced_2g5(bp); |
f8dd064e MC |
5489 | bp->serdes_an_pending = 2; |
5490 | bp->current_interval = bp->timer_interval; | |
b6016b76 | 5491 | } |
b6016b76 | 5492 | |
f8dd064e MC |
5493 | } else |
5494 | bp->current_interval = bp->timer_interval; | |
b6016b76 | 5495 | |
f8dd064e MC |
5496 | spin_unlock(&bp->phy_lock); |
5497 | } | |
5498 | ||
48b01e2d MC |
5499 | static void |
5500 | bnx2_timer(unsigned long data) | |
5501 | { | |
5502 | struct bnx2 *bp = (struct bnx2 *) data; | |
b6016b76 | 5503 | |
48b01e2d MC |
5504 | if (!netif_running(bp->dev)) |
5505 | return; | |
b6016b76 | 5506 | |
48b01e2d MC |
5507 | if (atomic_read(&bp->intr_sem) != 0) |
5508 | goto bnx2_restart_timer; | |
b6016b76 | 5509 | |
df149d70 | 5510 | bnx2_send_heart_beat(bp); |
b6016b76 | 5511 | |
2726d6e1 MC |
5512 | bp->stats_blk->stat_FwRxDrop = |
5513 | bnx2_reg_rd_ind(bp, BNX2_FW_RX_DROP_COUNT); | |
b6016b76 | 5514 | |
02537b06 MC |
5515 | /* workaround occasional corrupted counters */ |
5516 | if (CHIP_NUM(bp) == CHIP_NUM_5708 && bp->stats_ticks) | |
5517 | REG_WR(bp, BNX2_HC_COMMAND, bp->hc_cmd | | |
5518 | BNX2_HC_COMMAND_STATS_NOW); | |
5519 | ||
583c28e5 | 5520 | if (bp->phy_flags & BNX2_PHY_FLAG_SERDES) { |
f8dd064e MC |
5521 | if (CHIP_NUM(bp) == CHIP_NUM_5706) |
5522 | bnx2_5706_serdes_timer(bp); | |
27a005b8 | 5523 | else |
f8dd064e | 5524 | bnx2_5708_serdes_timer(bp); |
b6016b76 MC |
5525 | } |
5526 | ||
5527 | bnx2_restart_timer: | |
cd339a0e | 5528 | mod_timer(&bp->timer, jiffies + bp->current_interval); |
b6016b76 MC |
5529 | } |
5530 | ||
8e6a72c4 MC |
5531 | static int |
5532 | bnx2_request_irq(struct bnx2 *bp) | |
5533 | { | |
5534 | struct net_device *dev = bp->dev; | |
6d866ffc | 5535 | unsigned long flags; |
b4b36042 MC |
5536 | struct bnx2_irq *irq; |
5537 | int rc = 0, i; | |
8e6a72c4 | 5538 | |
f86e82fb | 5539 | if (bp->flags & BNX2_FLAG_USING_MSI_OR_MSIX) |
6d866ffc MC |
5540 | flags = 0; |
5541 | else | |
5542 | flags = IRQF_SHARED; | |
b4b36042 MC |
5543 | |
5544 | for (i = 0; i < bp->irq_nvecs; i++) { | |
5545 | irq = &bp->irq_tbl[i]; | |
c76c0475 | 5546 | rc = request_irq(irq->vector, irq->handler, flags, irq->name, |
b4b36042 MC |
5547 | dev); |
5548 | if (rc) | |
5549 | break; | |
5550 | irq->requested = 1; | |
5551 | } | |
8e6a72c4 MC |
5552 | return rc; |
5553 | } | |
5554 | ||
5555 | static void | |
5556 | bnx2_free_irq(struct bnx2 *bp) | |
5557 | { | |
5558 | struct net_device *dev = bp->dev; | |
b4b36042 MC |
5559 | struct bnx2_irq *irq; |
5560 | int i; | |
8e6a72c4 | 5561 | |
b4b36042 MC |
5562 | for (i = 0; i < bp->irq_nvecs; i++) { |
5563 | irq = &bp->irq_tbl[i]; | |
5564 | if (irq->requested) | |
5565 | free_irq(irq->vector, dev); | |
5566 | irq->requested = 0; | |
6d866ffc | 5567 | } |
f86e82fb | 5568 | if (bp->flags & BNX2_FLAG_USING_MSI) |
b4b36042 | 5569 | pci_disable_msi(bp->pdev); |
f86e82fb | 5570 | else if (bp->flags & BNX2_FLAG_USING_MSIX) |
b4b36042 MC |
5571 | pci_disable_msix(bp->pdev); |
5572 | ||
f86e82fb | 5573 | bp->flags &= ~(BNX2_FLAG_USING_MSI_OR_MSIX | BNX2_FLAG_ONE_SHOT_MSI); |
b4b36042 MC |
5574 | } |
5575 | ||
5576 | static void | |
5577 | bnx2_enable_msix(struct bnx2 *bp) | |
5578 | { | |
57851d84 MC |
5579 | int i, rc; |
5580 | struct msix_entry msix_ent[BNX2_MAX_MSIX_VEC]; | |
5581 | ||
b4b36042 MC |
5582 | bnx2_setup_msix_tbl(bp); |
5583 | REG_WR(bp, BNX2_PCI_MSIX_CONTROL, BNX2_MAX_MSIX_HW_VEC - 1); | |
5584 | REG_WR(bp, BNX2_PCI_MSIX_TBL_OFF_BIR, BNX2_PCI_GRC_WINDOW2_BASE); | |
5585 | REG_WR(bp, BNX2_PCI_MSIX_PBA_OFF_BIT, BNX2_PCI_GRC_WINDOW3_BASE); | |
57851d84 MC |
5586 | |
5587 | for (i = 0; i < BNX2_MAX_MSIX_VEC; i++) { | |
5588 | msix_ent[i].entry = i; | |
5589 | msix_ent[i].vector = 0; | |
5590 | } | |
5591 | ||
5592 | rc = pci_enable_msix(bp->pdev, msix_ent, BNX2_MAX_MSIX_VEC); | |
5593 | if (rc != 0) | |
5594 | return; | |
5595 | ||
5596 | bp->irq_tbl[BNX2_BASE_VEC].handler = bnx2_msi_1shot; | |
5597 | bp->irq_tbl[BNX2_TX_VEC].handler = bnx2_tx_msix; | |
5598 | ||
5599 | strcpy(bp->irq_tbl[BNX2_BASE_VEC].name, bp->dev->name); | |
5600 | strcat(bp->irq_tbl[BNX2_BASE_VEC].name, "-base"); | |
5601 | strcpy(bp->irq_tbl[BNX2_TX_VEC].name, bp->dev->name); | |
5602 | strcat(bp->irq_tbl[BNX2_TX_VEC].name, "-tx"); | |
5603 | ||
5604 | bp->irq_nvecs = BNX2_MAX_MSIX_VEC; | |
f86e82fb | 5605 | bp->flags |= BNX2_FLAG_USING_MSIX | BNX2_FLAG_ONE_SHOT_MSI; |
57851d84 MC |
5606 | for (i = 0; i < BNX2_MAX_MSIX_VEC; i++) |
5607 | bp->irq_tbl[i].vector = msix_ent[i].vector; | |
6d866ffc MC |
5608 | } |
5609 | ||
5610 | static void | |
5611 | bnx2_setup_int_mode(struct bnx2 *bp, int dis_msi) | |
5612 | { | |
5613 | bp->irq_tbl[0].handler = bnx2_interrupt; | |
5614 | strcpy(bp->irq_tbl[0].name, bp->dev->name); | |
b4b36042 MC |
5615 | bp->irq_nvecs = 1; |
5616 | bp->irq_tbl[0].vector = bp->pdev->irq; | |
5617 | ||
f86e82fb | 5618 | if ((bp->flags & BNX2_FLAG_MSIX_CAP) && !dis_msi) |
b4b36042 | 5619 | bnx2_enable_msix(bp); |
6d866ffc | 5620 | |
f86e82fb DM |
5621 | if ((bp->flags & BNX2_FLAG_MSI_CAP) && !dis_msi && |
5622 | !(bp->flags & BNX2_FLAG_USING_MSIX)) { | |
6d866ffc | 5623 | if (pci_enable_msi(bp->pdev) == 0) { |
f86e82fb | 5624 | bp->flags |= BNX2_FLAG_USING_MSI; |
6d866ffc | 5625 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
f86e82fb | 5626 | bp->flags |= BNX2_FLAG_ONE_SHOT_MSI; |
6d866ffc MC |
5627 | bp->irq_tbl[0].handler = bnx2_msi_1shot; |
5628 | } else | |
5629 | bp->irq_tbl[0].handler = bnx2_msi; | |
b4b36042 MC |
5630 | |
5631 | bp->irq_tbl[0].vector = bp->pdev->irq; | |
6d866ffc MC |
5632 | } |
5633 | } | |
8e6a72c4 MC |
5634 | } |
5635 | ||
b6016b76 MC |
5636 | /* Called with rtnl_lock */ |
5637 | static int | |
5638 | bnx2_open(struct net_device *dev) | |
5639 | { | |
972ec0d4 | 5640 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5641 | int rc; |
5642 | ||
1b2f922f MC |
5643 | netif_carrier_off(dev); |
5644 | ||
829ca9a3 | 5645 | bnx2_set_power_state(bp, PCI_D0); |
b6016b76 MC |
5646 | bnx2_disable_int(bp); |
5647 | ||
5648 | rc = bnx2_alloc_mem(bp); | |
5649 | if (rc) | |
5650 | return rc; | |
5651 | ||
6d866ffc | 5652 | bnx2_setup_int_mode(bp, disable_msi); |
35efa7c1 | 5653 | bnx2_napi_enable(bp); |
8e6a72c4 MC |
5654 | rc = bnx2_request_irq(bp); |
5655 | ||
b6016b76 | 5656 | if (rc) { |
35efa7c1 | 5657 | bnx2_napi_disable(bp); |
b6016b76 MC |
5658 | bnx2_free_mem(bp); |
5659 | return rc; | |
5660 | } | |
5661 | ||
5662 | rc = bnx2_init_nic(bp); | |
5663 | ||
5664 | if (rc) { | |
35efa7c1 | 5665 | bnx2_napi_disable(bp); |
8e6a72c4 | 5666 | bnx2_free_irq(bp); |
b6016b76 MC |
5667 | bnx2_free_skbs(bp); |
5668 | bnx2_free_mem(bp); | |
5669 | return rc; | |
5670 | } | |
6aa20a22 | 5671 | |
cd339a0e | 5672 | mod_timer(&bp->timer, jiffies + bp->current_interval); |
b6016b76 MC |
5673 | |
5674 | atomic_set(&bp->intr_sem, 0); | |
5675 | ||
5676 | bnx2_enable_int(bp); | |
5677 | ||
f86e82fb | 5678 | if (bp->flags & BNX2_FLAG_USING_MSI) { |
b6016b76 MC |
5679 | /* Test MSI to make sure it is working |
5680 | * If MSI test fails, go back to INTx mode | |
5681 | */ | |
5682 | if (bnx2_test_intr(bp) != 0) { | |
5683 | printk(KERN_WARNING PFX "%s: No interrupt was generated" | |
5684 | " using MSI, switching to INTx mode. Please" | |
5685 | " report this failure to the PCI maintainer" | |
5686 | " and include system chipset information.\n", | |
5687 | bp->dev->name); | |
5688 | ||
5689 | bnx2_disable_int(bp); | |
8e6a72c4 | 5690 | bnx2_free_irq(bp); |
b6016b76 | 5691 | |
6d866ffc MC |
5692 | bnx2_setup_int_mode(bp, 1); |
5693 | ||
b6016b76 MC |
5694 | rc = bnx2_init_nic(bp); |
5695 | ||
8e6a72c4 MC |
5696 | if (!rc) |
5697 | rc = bnx2_request_irq(bp); | |
5698 | ||
b6016b76 | 5699 | if (rc) { |
35efa7c1 | 5700 | bnx2_napi_disable(bp); |
b6016b76 MC |
5701 | bnx2_free_skbs(bp); |
5702 | bnx2_free_mem(bp); | |
5703 | del_timer_sync(&bp->timer); | |
5704 | return rc; | |
5705 | } | |
5706 | bnx2_enable_int(bp); | |
5707 | } | |
5708 | } | |
f86e82fb | 5709 | if (bp->flags & BNX2_FLAG_USING_MSI) |
b6016b76 | 5710 | printk(KERN_INFO PFX "%s: using MSI\n", dev->name); |
f86e82fb | 5711 | else if (bp->flags & BNX2_FLAG_USING_MSIX) |
57851d84 | 5712 | printk(KERN_INFO PFX "%s: using MSIX\n", dev->name); |
b6016b76 MC |
5713 | |
5714 | netif_start_queue(dev); | |
5715 | ||
5716 | return 0; | |
5717 | } | |
5718 | ||
5719 | static void | |
c4028958 | 5720 | bnx2_reset_task(struct work_struct *work) |
b6016b76 | 5721 | { |
c4028958 | 5722 | struct bnx2 *bp = container_of(work, struct bnx2, reset_task); |
b6016b76 | 5723 | |
afdc08b9 MC |
5724 | if (!netif_running(bp->dev)) |
5725 | return; | |
5726 | ||
5727 | bp->in_reset_task = 1; | |
b6016b76 MC |
5728 | bnx2_netif_stop(bp); |
5729 | ||
5730 | bnx2_init_nic(bp); | |
5731 | ||
5732 | atomic_set(&bp->intr_sem, 1); | |
5733 | bnx2_netif_start(bp); | |
afdc08b9 | 5734 | bp->in_reset_task = 0; |
b6016b76 MC |
5735 | } |
5736 | ||
5737 | static void | |
5738 | bnx2_tx_timeout(struct net_device *dev) | |
5739 | { | |
972ec0d4 | 5740 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5741 | |
5742 | /* This allows the netif to be shutdown gracefully before resetting */ | |
5743 | schedule_work(&bp->reset_task); | |
5744 | } | |
5745 | ||
5746 | #ifdef BCM_VLAN | |
5747 | /* Called with rtnl_lock */ | |
5748 | static void | |
5749 | bnx2_vlan_rx_register(struct net_device *dev, struct vlan_group *vlgrp) | |
5750 | { | |
972ec0d4 | 5751 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5752 | |
5753 | bnx2_netif_stop(bp); | |
5754 | ||
5755 | bp->vlgrp = vlgrp; | |
5756 | bnx2_set_rx_mode(dev); | |
5757 | ||
5758 | bnx2_netif_start(bp); | |
5759 | } | |
b6016b76 MC |
5760 | #endif |
5761 | ||
932ff279 | 5762 | /* Called with netif_tx_lock. |
2f8af120 MC |
5763 | * bnx2_tx_int() runs without netif_tx_lock unless it needs to call |
5764 | * netif_wake_queue(). | |
b6016b76 MC |
5765 | */ |
5766 | static int | |
5767 | bnx2_start_xmit(struct sk_buff *skb, struct net_device *dev) | |
5768 | { | |
972ec0d4 | 5769 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5770 | dma_addr_t mapping; |
5771 | struct tx_bd *txbd; | |
5772 | struct sw_bd *tx_buf; | |
5773 | u32 len, vlan_tag_flags, last_frag, mss; | |
5774 | u16 prod, ring_prod; | |
5775 | int i; | |
57851d84 | 5776 | struct bnx2_napi *bnapi = &bp->bnx2_napi[bp->tx_vec]; |
b6016b76 | 5777 | |
a550c99b MC |
5778 | if (unlikely(bnx2_tx_avail(bp, bnapi) < |
5779 | (skb_shinfo(skb)->nr_frags + 1))) { | |
b6016b76 MC |
5780 | netif_stop_queue(dev); |
5781 | printk(KERN_ERR PFX "%s: BUG! Tx ring full when queue awake!\n", | |
5782 | dev->name); | |
5783 | ||
5784 | return NETDEV_TX_BUSY; | |
5785 | } | |
5786 | len = skb_headlen(skb); | |
5787 | prod = bp->tx_prod; | |
5788 | ring_prod = TX_RING_IDX(prod); | |
5789 | ||
5790 | vlan_tag_flags = 0; | |
84fa7933 | 5791 | if (skb->ip_summed == CHECKSUM_PARTIAL) { |
b6016b76 MC |
5792 | vlan_tag_flags |= TX_BD_FLAGS_TCP_UDP_CKSUM; |
5793 | } | |
5794 | ||
79ea13ce | 5795 | if (bp->vlgrp && vlan_tx_tag_present(skb)) { |
b6016b76 MC |
5796 | vlan_tag_flags |= |
5797 | (TX_BD_FLAGS_VLAN_TAG | (vlan_tx_tag_get(skb) << 16)); | |
5798 | } | |
fde82055 | 5799 | if ((mss = skb_shinfo(skb)->gso_size)) { |
b6016b76 | 5800 | u32 tcp_opt_len, ip_tcp_len; |
eddc9ec5 | 5801 | struct iphdr *iph; |
b6016b76 | 5802 | |
b6016b76 MC |
5803 | vlan_tag_flags |= TX_BD_FLAGS_SW_LSO; |
5804 | ||
4666f87a MC |
5805 | tcp_opt_len = tcp_optlen(skb); |
5806 | ||
5807 | if (skb_shinfo(skb)->gso_type & SKB_GSO_TCPV6) { | |
5808 | u32 tcp_off = skb_transport_offset(skb) - | |
5809 | sizeof(struct ipv6hdr) - ETH_HLEN; | |
ab6a5bb6 | 5810 | |
4666f87a MC |
5811 | vlan_tag_flags |= ((tcp_opt_len >> 2) << 8) | |
5812 | TX_BD_FLAGS_SW_FLAGS; | |
5813 | if (likely(tcp_off == 0)) | |
5814 | vlan_tag_flags &= ~TX_BD_FLAGS_TCP6_OFF0_MSK; | |
5815 | else { | |
5816 | tcp_off >>= 3; | |
5817 | vlan_tag_flags |= ((tcp_off & 0x3) << | |
5818 | TX_BD_FLAGS_TCP6_OFF0_SHL) | | |
5819 | ((tcp_off & 0x10) << | |
5820 | TX_BD_FLAGS_TCP6_OFF4_SHL); | |
5821 | mss |= (tcp_off & 0xc) << TX_BD_TCP6_OFF2_SHL; | |
5822 | } | |
5823 | } else { | |
5824 | if (skb_header_cloned(skb) && | |
5825 | pskb_expand_head(skb, 0, 0, GFP_ATOMIC)) { | |
5826 | dev_kfree_skb(skb); | |
5827 | return NETDEV_TX_OK; | |
5828 | } | |
b6016b76 | 5829 | |
4666f87a MC |
5830 | ip_tcp_len = ip_hdrlen(skb) + sizeof(struct tcphdr); |
5831 | ||
5832 | iph = ip_hdr(skb); | |
5833 | iph->check = 0; | |
5834 | iph->tot_len = htons(mss + ip_tcp_len + tcp_opt_len); | |
5835 | tcp_hdr(skb)->check = ~csum_tcpudp_magic(iph->saddr, | |
5836 | iph->daddr, 0, | |
5837 | IPPROTO_TCP, | |
5838 | 0); | |
5839 | if (tcp_opt_len || (iph->ihl > 5)) { | |
5840 | vlan_tag_flags |= ((iph->ihl - 5) + | |
5841 | (tcp_opt_len >> 2)) << 8; | |
5842 | } | |
b6016b76 | 5843 | } |
4666f87a | 5844 | } else |
b6016b76 | 5845 | mss = 0; |
b6016b76 MC |
5846 | |
5847 | mapping = pci_map_single(bp->pdev, skb->data, len, PCI_DMA_TODEVICE); | |
6aa20a22 | 5848 | |
b6016b76 MC |
5849 | tx_buf = &bp->tx_buf_ring[ring_prod]; |
5850 | tx_buf->skb = skb; | |
5851 | pci_unmap_addr_set(tx_buf, mapping, mapping); | |
5852 | ||
5853 | txbd = &bp->tx_desc_ring[ring_prod]; | |
5854 | ||
5855 | txbd->tx_bd_haddr_hi = (u64) mapping >> 32; | |
5856 | txbd->tx_bd_haddr_lo = (u64) mapping & 0xffffffff; | |
5857 | txbd->tx_bd_mss_nbytes = len | (mss << 16); | |
5858 | txbd->tx_bd_vlan_tag_flags = vlan_tag_flags | TX_BD_FLAGS_START; | |
5859 | ||
5860 | last_frag = skb_shinfo(skb)->nr_frags; | |
5861 | ||
5862 | for (i = 0; i < last_frag; i++) { | |
5863 | skb_frag_t *frag = &skb_shinfo(skb)->frags[i]; | |
5864 | ||
5865 | prod = NEXT_TX_BD(prod); | |
5866 | ring_prod = TX_RING_IDX(prod); | |
5867 | txbd = &bp->tx_desc_ring[ring_prod]; | |
5868 | ||
5869 | len = frag->size; | |
5870 | mapping = pci_map_page(bp->pdev, frag->page, frag->page_offset, | |
5871 | len, PCI_DMA_TODEVICE); | |
5872 | pci_unmap_addr_set(&bp->tx_buf_ring[ring_prod], | |
5873 | mapping, mapping); | |
5874 | ||
5875 | txbd->tx_bd_haddr_hi = (u64) mapping >> 32; | |
5876 | txbd->tx_bd_haddr_lo = (u64) mapping & 0xffffffff; | |
5877 | txbd->tx_bd_mss_nbytes = len | (mss << 16); | |
5878 | txbd->tx_bd_vlan_tag_flags = vlan_tag_flags; | |
5879 | ||
5880 | } | |
5881 | txbd->tx_bd_vlan_tag_flags |= TX_BD_FLAGS_END; | |
5882 | ||
5883 | prod = NEXT_TX_BD(prod); | |
5884 | bp->tx_prod_bseq += skb->len; | |
5885 | ||
234754d5 MC |
5886 | REG_WR16(bp, bp->tx_bidx_addr, prod); |
5887 | REG_WR(bp, bp->tx_bseq_addr, bp->tx_prod_bseq); | |
b6016b76 MC |
5888 | |
5889 | mmiowb(); | |
5890 | ||
5891 | bp->tx_prod = prod; | |
5892 | dev->trans_start = jiffies; | |
5893 | ||
a550c99b | 5894 | if (unlikely(bnx2_tx_avail(bp, bnapi) <= MAX_SKB_FRAGS)) { |
e89bbf10 | 5895 | netif_stop_queue(dev); |
a550c99b | 5896 | if (bnx2_tx_avail(bp, bnapi) > bp->tx_wake_thresh) |
e89bbf10 | 5897 | netif_wake_queue(dev); |
b6016b76 MC |
5898 | } |
5899 | ||
5900 | return NETDEV_TX_OK; | |
5901 | } | |
5902 | ||
5903 | /* Called with rtnl_lock */ | |
5904 | static int | |
5905 | bnx2_close(struct net_device *dev) | |
5906 | { | |
972ec0d4 | 5907 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5908 | u32 reset_code; |
5909 | ||
afdc08b9 MC |
5910 | /* Calling flush_scheduled_work() may deadlock because |
5911 | * linkwatch_event() may be on the workqueue and it will try to get | |
5912 | * the rtnl_lock which we are holding. | |
5913 | */ | |
5914 | while (bp->in_reset_task) | |
5915 | msleep(1); | |
5916 | ||
bea3348e | 5917 | bnx2_disable_int_sync(bp); |
35efa7c1 | 5918 | bnx2_napi_disable(bp); |
b6016b76 | 5919 | del_timer_sync(&bp->timer); |
f86e82fb | 5920 | if (bp->flags & BNX2_FLAG_NO_WOL) |
6c4f095e | 5921 | reset_code = BNX2_DRV_MSG_CODE_UNLOAD_LNK_DN; |
dda1e390 | 5922 | else if (bp->wol) |
b6016b76 MC |
5923 | reset_code = BNX2_DRV_MSG_CODE_SUSPEND_WOL; |
5924 | else | |
5925 | reset_code = BNX2_DRV_MSG_CODE_SUSPEND_NO_WOL; | |
5926 | bnx2_reset_chip(bp, reset_code); | |
8e6a72c4 | 5927 | bnx2_free_irq(bp); |
b6016b76 MC |
5928 | bnx2_free_skbs(bp); |
5929 | bnx2_free_mem(bp); | |
5930 | bp->link_up = 0; | |
5931 | netif_carrier_off(bp->dev); | |
829ca9a3 | 5932 | bnx2_set_power_state(bp, PCI_D3hot); |
b6016b76 MC |
5933 | return 0; |
5934 | } | |
5935 | ||
5936 | #define GET_NET_STATS64(ctr) \ | |
5937 | (unsigned long) ((unsigned long) (ctr##_hi) << 32) + \ | |
5938 | (unsigned long) (ctr##_lo) | |
5939 | ||
5940 | #define GET_NET_STATS32(ctr) \ | |
5941 | (ctr##_lo) | |
5942 | ||
5943 | #if (BITS_PER_LONG == 64) | |
5944 | #define GET_NET_STATS GET_NET_STATS64 | |
5945 | #else | |
5946 | #define GET_NET_STATS GET_NET_STATS32 | |
5947 | #endif | |
5948 | ||
5949 | static struct net_device_stats * | |
5950 | bnx2_get_stats(struct net_device *dev) | |
5951 | { | |
972ec0d4 | 5952 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5953 | struct statistics_block *stats_blk = bp->stats_blk; |
5954 | struct net_device_stats *net_stats = &bp->net_stats; | |
5955 | ||
5956 | if (bp->stats_blk == NULL) { | |
5957 | return net_stats; | |
5958 | } | |
5959 | net_stats->rx_packets = | |
5960 | GET_NET_STATS(stats_blk->stat_IfHCInUcastPkts) + | |
5961 | GET_NET_STATS(stats_blk->stat_IfHCInMulticastPkts) + | |
5962 | GET_NET_STATS(stats_blk->stat_IfHCInBroadcastPkts); | |
5963 | ||
5964 | net_stats->tx_packets = | |
5965 | GET_NET_STATS(stats_blk->stat_IfHCOutUcastPkts) + | |
5966 | GET_NET_STATS(stats_blk->stat_IfHCOutMulticastPkts) + | |
5967 | GET_NET_STATS(stats_blk->stat_IfHCOutBroadcastPkts); | |
5968 | ||
5969 | net_stats->rx_bytes = | |
5970 | GET_NET_STATS(stats_blk->stat_IfHCInOctets); | |
5971 | ||
5972 | net_stats->tx_bytes = | |
5973 | GET_NET_STATS(stats_blk->stat_IfHCOutOctets); | |
5974 | ||
6aa20a22 | 5975 | net_stats->multicast = |
b6016b76 MC |
5976 | GET_NET_STATS(stats_blk->stat_IfHCOutMulticastPkts); |
5977 | ||
6aa20a22 | 5978 | net_stats->collisions = |
b6016b76 MC |
5979 | (unsigned long) stats_blk->stat_EtherStatsCollisions; |
5980 | ||
6aa20a22 | 5981 | net_stats->rx_length_errors = |
b6016b76 MC |
5982 | (unsigned long) (stats_blk->stat_EtherStatsUndersizePkts + |
5983 | stats_blk->stat_EtherStatsOverrsizePkts); | |
5984 | ||
6aa20a22 | 5985 | net_stats->rx_over_errors = |
b6016b76 MC |
5986 | (unsigned long) stats_blk->stat_IfInMBUFDiscards; |
5987 | ||
6aa20a22 | 5988 | net_stats->rx_frame_errors = |
b6016b76 MC |
5989 | (unsigned long) stats_blk->stat_Dot3StatsAlignmentErrors; |
5990 | ||
6aa20a22 | 5991 | net_stats->rx_crc_errors = |
b6016b76 MC |
5992 | (unsigned long) stats_blk->stat_Dot3StatsFCSErrors; |
5993 | ||
5994 | net_stats->rx_errors = net_stats->rx_length_errors + | |
5995 | net_stats->rx_over_errors + net_stats->rx_frame_errors + | |
5996 | net_stats->rx_crc_errors; | |
5997 | ||
5998 | net_stats->tx_aborted_errors = | |
5999 | (unsigned long) (stats_blk->stat_Dot3StatsExcessiveCollisions + | |
6000 | stats_blk->stat_Dot3StatsLateCollisions); | |
6001 | ||
5b0c76ad MC |
6002 | if ((CHIP_NUM(bp) == CHIP_NUM_5706) || |
6003 | (CHIP_ID(bp) == CHIP_ID_5708_A0)) | |
b6016b76 MC |
6004 | net_stats->tx_carrier_errors = 0; |
6005 | else { | |
6006 | net_stats->tx_carrier_errors = | |
6007 | (unsigned long) | |
6008 | stats_blk->stat_Dot3StatsCarrierSenseErrors; | |
6009 | } | |
6010 | ||
6011 | net_stats->tx_errors = | |
6aa20a22 | 6012 | (unsigned long) |
b6016b76 MC |
6013 | stats_blk->stat_emac_tx_stat_dot3statsinternalmactransmiterrors |
6014 | + | |
6015 | net_stats->tx_aborted_errors + | |
6016 | net_stats->tx_carrier_errors; | |
6017 | ||
cea94db9 MC |
6018 | net_stats->rx_missed_errors = |
6019 | (unsigned long) (stats_blk->stat_IfInMBUFDiscards + | |
6020 | stats_blk->stat_FwRxDrop); | |
6021 | ||
b6016b76 MC |
6022 | return net_stats; |
6023 | } | |
6024 | ||
6025 | /* All ethtool functions called with rtnl_lock */ | |
6026 | ||
6027 | static int | |
6028 | bnx2_get_settings(struct net_device *dev, struct ethtool_cmd *cmd) | |
6029 | { | |
972ec0d4 | 6030 | struct bnx2 *bp = netdev_priv(dev); |
7b6b8347 | 6031 | int support_serdes = 0, support_copper = 0; |
b6016b76 MC |
6032 | |
6033 | cmd->supported = SUPPORTED_Autoneg; | |
583c28e5 | 6034 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) { |
7b6b8347 MC |
6035 | support_serdes = 1; |
6036 | support_copper = 1; | |
6037 | } else if (bp->phy_port == PORT_FIBRE) | |
6038 | support_serdes = 1; | |
6039 | else | |
6040 | support_copper = 1; | |
6041 | ||
6042 | if (support_serdes) { | |
b6016b76 MC |
6043 | cmd->supported |= SUPPORTED_1000baseT_Full | |
6044 | SUPPORTED_FIBRE; | |
583c28e5 | 6045 | if (bp->phy_flags & BNX2_PHY_FLAG_2_5G_CAPABLE) |
605a9e20 | 6046 | cmd->supported |= SUPPORTED_2500baseX_Full; |
b6016b76 | 6047 | |
b6016b76 | 6048 | } |
7b6b8347 | 6049 | if (support_copper) { |
b6016b76 MC |
6050 | cmd->supported |= SUPPORTED_10baseT_Half | |
6051 | SUPPORTED_10baseT_Full | | |
6052 | SUPPORTED_100baseT_Half | | |
6053 | SUPPORTED_100baseT_Full | | |
6054 | SUPPORTED_1000baseT_Full | | |
6055 | SUPPORTED_TP; | |
6056 | ||
b6016b76 MC |
6057 | } |
6058 | ||
7b6b8347 MC |
6059 | spin_lock_bh(&bp->phy_lock); |
6060 | cmd->port = bp->phy_port; | |
b6016b76 MC |
6061 | cmd->advertising = bp->advertising; |
6062 | ||
6063 | if (bp->autoneg & AUTONEG_SPEED) { | |
6064 | cmd->autoneg = AUTONEG_ENABLE; | |
6065 | } | |
6066 | else { | |
6067 | cmd->autoneg = AUTONEG_DISABLE; | |
6068 | } | |
6069 | ||
6070 | if (netif_carrier_ok(dev)) { | |
6071 | cmd->speed = bp->line_speed; | |
6072 | cmd->duplex = bp->duplex; | |
6073 | } | |
6074 | else { | |
6075 | cmd->speed = -1; | |
6076 | cmd->duplex = -1; | |
6077 | } | |
7b6b8347 | 6078 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
6079 | |
6080 | cmd->transceiver = XCVR_INTERNAL; | |
6081 | cmd->phy_address = bp->phy_addr; | |
6082 | ||
6083 | return 0; | |
6084 | } | |
6aa20a22 | 6085 | |
b6016b76 MC |
6086 | static int |
6087 | bnx2_set_settings(struct net_device *dev, struct ethtool_cmd *cmd) | |
6088 | { | |
972ec0d4 | 6089 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6090 | u8 autoneg = bp->autoneg; |
6091 | u8 req_duplex = bp->req_duplex; | |
6092 | u16 req_line_speed = bp->req_line_speed; | |
6093 | u32 advertising = bp->advertising; | |
7b6b8347 MC |
6094 | int err = -EINVAL; |
6095 | ||
6096 | spin_lock_bh(&bp->phy_lock); | |
6097 | ||
6098 | if (cmd->port != PORT_TP && cmd->port != PORT_FIBRE) | |
6099 | goto err_out_unlock; | |
6100 | ||
583c28e5 MC |
6101 | if (cmd->port != bp->phy_port && |
6102 | !(bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP)) | |
7b6b8347 | 6103 | goto err_out_unlock; |
b6016b76 MC |
6104 | |
6105 | if (cmd->autoneg == AUTONEG_ENABLE) { | |
6106 | autoneg |= AUTONEG_SPEED; | |
6107 | ||
6aa20a22 | 6108 | cmd->advertising &= ETHTOOL_ALL_COPPER_SPEED; |
b6016b76 MC |
6109 | |
6110 | /* allow advertising 1 speed */ | |
6111 | if ((cmd->advertising == ADVERTISED_10baseT_Half) || | |
6112 | (cmd->advertising == ADVERTISED_10baseT_Full) || | |
6113 | (cmd->advertising == ADVERTISED_100baseT_Half) || | |
6114 | (cmd->advertising == ADVERTISED_100baseT_Full)) { | |
6115 | ||
7b6b8347 MC |
6116 | if (cmd->port == PORT_FIBRE) |
6117 | goto err_out_unlock; | |
b6016b76 MC |
6118 | |
6119 | advertising = cmd->advertising; | |
6120 | ||
27a005b8 | 6121 | } else if (cmd->advertising == ADVERTISED_2500baseX_Full) { |
583c28e5 | 6122 | if (!(bp->phy_flags & BNX2_PHY_FLAG_2_5G_CAPABLE) || |
7b6b8347 MC |
6123 | (cmd->port == PORT_TP)) |
6124 | goto err_out_unlock; | |
6125 | } else if (cmd->advertising == ADVERTISED_1000baseT_Full) | |
b6016b76 | 6126 | advertising = cmd->advertising; |
7b6b8347 MC |
6127 | else if (cmd->advertising == ADVERTISED_1000baseT_Half) |
6128 | goto err_out_unlock; | |
b6016b76 | 6129 | else { |
7b6b8347 | 6130 | if (cmd->port == PORT_FIBRE) |
b6016b76 | 6131 | advertising = ETHTOOL_ALL_FIBRE_SPEED; |
7b6b8347 | 6132 | else |
b6016b76 | 6133 | advertising = ETHTOOL_ALL_COPPER_SPEED; |
b6016b76 MC |
6134 | } |
6135 | advertising |= ADVERTISED_Autoneg; | |
6136 | } | |
6137 | else { | |
7b6b8347 | 6138 | if (cmd->port == PORT_FIBRE) { |
80be4434 MC |
6139 | if ((cmd->speed != SPEED_1000 && |
6140 | cmd->speed != SPEED_2500) || | |
6141 | (cmd->duplex != DUPLEX_FULL)) | |
7b6b8347 | 6142 | goto err_out_unlock; |
80be4434 MC |
6143 | |
6144 | if (cmd->speed == SPEED_2500 && | |
583c28e5 | 6145 | !(bp->phy_flags & BNX2_PHY_FLAG_2_5G_CAPABLE)) |
7b6b8347 | 6146 | goto err_out_unlock; |
b6016b76 | 6147 | } |
7b6b8347 MC |
6148 | else if (cmd->speed == SPEED_1000 || cmd->speed == SPEED_2500) |
6149 | goto err_out_unlock; | |
6150 | ||
b6016b76 MC |
6151 | autoneg &= ~AUTONEG_SPEED; |
6152 | req_line_speed = cmd->speed; | |
6153 | req_duplex = cmd->duplex; | |
6154 | advertising = 0; | |
6155 | } | |
6156 | ||
6157 | bp->autoneg = autoneg; | |
6158 | bp->advertising = advertising; | |
6159 | bp->req_line_speed = req_line_speed; | |
6160 | bp->req_duplex = req_duplex; | |
6161 | ||
7b6b8347 | 6162 | err = bnx2_setup_phy(bp, cmd->port); |
b6016b76 | 6163 | |
7b6b8347 | 6164 | err_out_unlock: |
c770a65c | 6165 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 | 6166 | |
7b6b8347 | 6167 | return err; |
b6016b76 MC |
6168 | } |
6169 | ||
6170 | static void | |
6171 | bnx2_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *info) | |
6172 | { | |
972ec0d4 | 6173 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6174 | |
6175 | strcpy(info->driver, DRV_MODULE_NAME); | |
6176 | strcpy(info->version, DRV_MODULE_VERSION); | |
6177 | strcpy(info->bus_info, pci_name(bp->pdev)); | |
58fc2ea4 | 6178 | strcpy(info->fw_version, bp->fw_version); |
b6016b76 MC |
6179 | } |
6180 | ||
244ac4f4 MC |
6181 | #define BNX2_REGDUMP_LEN (32 * 1024) |
6182 | ||
6183 | static int | |
6184 | bnx2_get_regs_len(struct net_device *dev) | |
6185 | { | |
6186 | return BNX2_REGDUMP_LEN; | |
6187 | } | |
6188 | ||
6189 | static void | |
6190 | bnx2_get_regs(struct net_device *dev, struct ethtool_regs *regs, void *_p) | |
6191 | { | |
6192 | u32 *p = _p, i, offset; | |
6193 | u8 *orig_p = _p; | |
6194 | struct bnx2 *bp = netdev_priv(dev); | |
6195 | u32 reg_boundaries[] = { 0x0000, 0x0098, 0x0400, 0x045c, | |
6196 | 0x0800, 0x0880, 0x0c00, 0x0c10, | |
6197 | 0x0c30, 0x0d08, 0x1000, 0x101c, | |
6198 | 0x1040, 0x1048, 0x1080, 0x10a4, | |
6199 | 0x1400, 0x1490, 0x1498, 0x14f0, | |
6200 | 0x1500, 0x155c, 0x1580, 0x15dc, | |
6201 | 0x1600, 0x1658, 0x1680, 0x16d8, | |
6202 | 0x1800, 0x1820, 0x1840, 0x1854, | |
6203 | 0x1880, 0x1894, 0x1900, 0x1984, | |
6204 | 0x1c00, 0x1c0c, 0x1c40, 0x1c54, | |
6205 | 0x1c80, 0x1c94, 0x1d00, 0x1d84, | |
6206 | 0x2000, 0x2030, 0x23c0, 0x2400, | |
6207 | 0x2800, 0x2820, 0x2830, 0x2850, | |
6208 | 0x2b40, 0x2c10, 0x2fc0, 0x3058, | |
6209 | 0x3c00, 0x3c94, 0x4000, 0x4010, | |
6210 | 0x4080, 0x4090, 0x43c0, 0x4458, | |
6211 | 0x4c00, 0x4c18, 0x4c40, 0x4c54, | |
6212 | 0x4fc0, 0x5010, 0x53c0, 0x5444, | |
6213 | 0x5c00, 0x5c18, 0x5c80, 0x5c90, | |
6214 | 0x5fc0, 0x6000, 0x6400, 0x6428, | |
6215 | 0x6800, 0x6848, 0x684c, 0x6860, | |
6216 | 0x6888, 0x6910, 0x8000 }; | |
6217 | ||
6218 | regs->version = 0; | |
6219 | ||
6220 | memset(p, 0, BNX2_REGDUMP_LEN); | |
6221 | ||
6222 | if (!netif_running(bp->dev)) | |
6223 | return; | |
6224 | ||
6225 | i = 0; | |
6226 | offset = reg_boundaries[0]; | |
6227 | p += offset; | |
6228 | while (offset < BNX2_REGDUMP_LEN) { | |
6229 | *p++ = REG_RD(bp, offset); | |
6230 | offset += 4; | |
6231 | if (offset == reg_boundaries[i + 1]) { | |
6232 | offset = reg_boundaries[i + 2]; | |
6233 | p = (u32 *) (orig_p + offset); | |
6234 | i += 2; | |
6235 | } | |
6236 | } | |
6237 | } | |
6238 | ||
b6016b76 MC |
6239 | static void |
6240 | bnx2_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol) | |
6241 | { | |
972ec0d4 | 6242 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 6243 | |
f86e82fb | 6244 | if (bp->flags & BNX2_FLAG_NO_WOL) { |
b6016b76 MC |
6245 | wol->supported = 0; |
6246 | wol->wolopts = 0; | |
6247 | } | |
6248 | else { | |
6249 | wol->supported = WAKE_MAGIC; | |
6250 | if (bp->wol) | |
6251 | wol->wolopts = WAKE_MAGIC; | |
6252 | else | |
6253 | wol->wolopts = 0; | |
6254 | } | |
6255 | memset(&wol->sopass, 0, sizeof(wol->sopass)); | |
6256 | } | |
6257 | ||
6258 | static int | |
6259 | bnx2_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol) | |
6260 | { | |
972ec0d4 | 6261 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6262 | |
6263 | if (wol->wolopts & ~WAKE_MAGIC) | |
6264 | return -EINVAL; | |
6265 | ||
6266 | if (wol->wolopts & WAKE_MAGIC) { | |
f86e82fb | 6267 | if (bp->flags & BNX2_FLAG_NO_WOL) |
b6016b76 MC |
6268 | return -EINVAL; |
6269 | ||
6270 | bp->wol = 1; | |
6271 | } | |
6272 | else { | |
6273 | bp->wol = 0; | |
6274 | } | |
6275 | return 0; | |
6276 | } | |
6277 | ||
6278 | static int | |
6279 | bnx2_nway_reset(struct net_device *dev) | |
6280 | { | |
972ec0d4 | 6281 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6282 | u32 bmcr; |
6283 | ||
6284 | if (!(bp->autoneg & AUTONEG_SPEED)) { | |
6285 | return -EINVAL; | |
6286 | } | |
6287 | ||
c770a65c | 6288 | spin_lock_bh(&bp->phy_lock); |
b6016b76 | 6289 | |
583c28e5 | 6290 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) { |
7b6b8347 MC |
6291 | int rc; |
6292 | ||
6293 | rc = bnx2_setup_remote_phy(bp, bp->phy_port); | |
6294 | spin_unlock_bh(&bp->phy_lock); | |
6295 | return rc; | |
6296 | } | |
6297 | ||
b6016b76 | 6298 | /* Force a link down visible on the other side */ |
583c28e5 | 6299 | if (bp->phy_flags & BNX2_PHY_FLAG_SERDES) { |
ca58c3af | 6300 | bnx2_write_phy(bp, bp->mii_bmcr, BMCR_LOOPBACK); |
c770a65c | 6301 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
6302 | |
6303 | msleep(20); | |
6304 | ||
c770a65c | 6305 | spin_lock_bh(&bp->phy_lock); |
f8dd064e MC |
6306 | |
6307 | bp->current_interval = SERDES_AN_TIMEOUT; | |
6308 | bp->serdes_an_pending = 1; | |
6309 | mod_timer(&bp->timer, jiffies + bp->current_interval); | |
b6016b76 MC |
6310 | } |
6311 | ||
ca58c3af | 6312 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
b6016b76 | 6313 | bmcr &= ~BMCR_LOOPBACK; |
ca58c3af | 6314 | bnx2_write_phy(bp, bp->mii_bmcr, bmcr | BMCR_ANRESTART | BMCR_ANENABLE); |
b6016b76 | 6315 | |
c770a65c | 6316 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
6317 | |
6318 | return 0; | |
6319 | } | |
6320 | ||
6321 | static int | |
6322 | bnx2_get_eeprom_len(struct net_device *dev) | |
6323 | { | |
972ec0d4 | 6324 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 6325 | |
1122db71 | 6326 | if (bp->flash_info == NULL) |
b6016b76 MC |
6327 | return 0; |
6328 | ||
1122db71 | 6329 | return (int) bp->flash_size; |
b6016b76 MC |
6330 | } |
6331 | ||
6332 | static int | |
6333 | bnx2_get_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom, | |
6334 | u8 *eebuf) | |
6335 | { | |
972ec0d4 | 6336 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6337 | int rc; |
6338 | ||
1064e944 | 6339 | /* parameters already validated in ethtool_get_eeprom */ |
b6016b76 MC |
6340 | |
6341 | rc = bnx2_nvram_read(bp, eeprom->offset, eebuf, eeprom->len); | |
6342 | ||
6343 | return rc; | |
6344 | } | |
6345 | ||
6346 | static int | |
6347 | bnx2_set_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom, | |
6348 | u8 *eebuf) | |
6349 | { | |
972ec0d4 | 6350 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6351 | int rc; |
6352 | ||
1064e944 | 6353 | /* parameters already validated in ethtool_set_eeprom */ |
b6016b76 MC |
6354 | |
6355 | rc = bnx2_nvram_write(bp, eeprom->offset, eebuf, eeprom->len); | |
6356 | ||
6357 | return rc; | |
6358 | } | |
6359 | ||
6360 | static int | |
6361 | bnx2_get_coalesce(struct net_device *dev, struct ethtool_coalesce *coal) | |
6362 | { | |
972ec0d4 | 6363 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6364 | |
6365 | memset(coal, 0, sizeof(struct ethtool_coalesce)); | |
6366 | ||
6367 | coal->rx_coalesce_usecs = bp->rx_ticks; | |
6368 | coal->rx_max_coalesced_frames = bp->rx_quick_cons_trip; | |
6369 | coal->rx_coalesce_usecs_irq = bp->rx_ticks_int; | |
6370 | coal->rx_max_coalesced_frames_irq = bp->rx_quick_cons_trip_int; | |
6371 | ||
6372 | coal->tx_coalesce_usecs = bp->tx_ticks; | |
6373 | coal->tx_max_coalesced_frames = bp->tx_quick_cons_trip; | |
6374 | coal->tx_coalesce_usecs_irq = bp->tx_ticks_int; | |
6375 | coal->tx_max_coalesced_frames_irq = bp->tx_quick_cons_trip_int; | |
6376 | ||
6377 | coal->stats_block_coalesce_usecs = bp->stats_ticks; | |
6378 | ||
6379 | return 0; | |
6380 | } | |
6381 | ||
6382 | static int | |
6383 | bnx2_set_coalesce(struct net_device *dev, struct ethtool_coalesce *coal) | |
6384 | { | |
972ec0d4 | 6385 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6386 | |
6387 | bp->rx_ticks = (u16) coal->rx_coalesce_usecs; | |
6388 | if (bp->rx_ticks > 0x3ff) bp->rx_ticks = 0x3ff; | |
6389 | ||
6aa20a22 | 6390 | bp->rx_quick_cons_trip = (u16) coal->rx_max_coalesced_frames; |
b6016b76 MC |
6391 | if (bp->rx_quick_cons_trip > 0xff) bp->rx_quick_cons_trip = 0xff; |
6392 | ||
6393 | bp->rx_ticks_int = (u16) coal->rx_coalesce_usecs_irq; | |
6394 | if (bp->rx_ticks_int > 0x3ff) bp->rx_ticks_int = 0x3ff; | |
6395 | ||
6396 | bp->rx_quick_cons_trip_int = (u16) coal->rx_max_coalesced_frames_irq; | |
6397 | if (bp->rx_quick_cons_trip_int > 0xff) | |
6398 | bp->rx_quick_cons_trip_int = 0xff; | |
6399 | ||
6400 | bp->tx_ticks = (u16) coal->tx_coalesce_usecs; | |
6401 | if (bp->tx_ticks > 0x3ff) bp->tx_ticks = 0x3ff; | |
6402 | ||
6403 | bp->tx_quick_cons_trip = (u16) coal->tx_max_coalesced_frames; | |
6404 | if (bp->tx_quick_cons_trip > 0xff) bp->tx_quick_cons_trip = 0xff; | |
6405 | ||
6406 | bp->tx_ticks_int = (u16) coal->tx_coalesce_usecs_irq; | |
6407 | if (bp->tx_ticks_int > 0x3ff) bp->tx_ticks_int = 0x3ff; | |
6408 | ||
6409 | bp->tx_quick_cons_trip_int = (u16) coal->tx_max_coalesced_frames_irq; | |
6410 | if (bp->tx_quick_cons_trip_int > 0xff) bp->tx_quick_cons_trip_int = | |
6411 | 0xff; | |
6412 | ||
6413 | bp->stats_ticks = coal->stats_block_coalesce_usecs; | |
02537b06 MC |
6414 | if (CHIP_NUM(bp) == CHIP_NUM_5708) { |
6415 | if (bp->stats_ticks != 0 && bp->stats_ticks != USEC_PER_SEC) | |
6416 | bp->stats_ticks = USEC_PER_SEC; | |
6417 | } | |
7ea6920e MC |
6418 | if (bp->stats_ticks > BNX2_HC_STATS_TICKS_HC_STAT_TICKS) |
6419 | bp->stats_ticks = BNX2_HC_STATS_TICKS_HC_STAT_TICKS; | |
6420 | bp->stats_ticks &= BNX2_HC_STATS_TICKS_HC_STAT_TICKS; | |
b6016b76 MC |
6421 | |
6422 | if (netif_running(bp->dev)) { | |
6423 | bnx2_netif_stop(bp); | |
6424 | bnx2_init_nic(bp); | |
6425 | bnx2_netif_start(bp); | |
6426 | } | |
6427 | ||
6428 | return 0; | |
6429 | } | |
6430 | ||
6431 | static void | |
6432 | bnx2_get_ringparam(struct net_device *dev, struct ethtool_ringparam *ering) | |
6433 | { | |
972ec0d4 | 6434 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 6435 | |
13daffa2 | 6436 | ering->rx_max_pending = MAX_TOTAL_RX_DESC_CNT; |
b6016b76 | 6437 | ering->rx_mini_max_pending = 0; |
47bf4246 | 6438 | ering->rx_jumbo_max_pending = MAX_TOTAL_RX_PG_DESC_CNT; |
b6016b76 MC |
6439 | |
6440 | ering->rx_pending = bp->rx_ring_size; | |
6441 | ering->rx_mini_pending = 0; | |
47bf4246 | 6442 | ering->rx_jumbo_pending = bp->rx_pg_ring_size; |
b6016b76 MC |
6443 | |
6444 | ering->tx_max_pending = MAX_TX_DESC_CNT; | |
6445 | ering->tx_pending = bp->tx_ring_size; | |
6446 | } | |
6447 | ||
6448 | static int | |
5d5d0015 | 6449 | bnx2_change_ring_size(struct bnx2 *bp, u32 rx, u32 tx) |
b6016b76 | 6450 | { |
13daffa2 MC |
6451 | if (netif_running(bp->dev)) { |
6452 | bnx2_netif_stop(bp); | |
6453 | bnx2_reset_chip(bp, BNX2_DRV_MSG_CODE_RESET); | |
6454 | bnx2_free_skbs(bp); | |
6455 | bnx2_free_mem(bp); | |
6456 | } | |
6457 | ||
5d5d0015 MC |
6458 | bnx2_set_rx_ring_size(bp, rx); |
6459 | bp->tx_ring_size = tx; | |
b6016b76 MC |
6460 | |
6461 | if (netif_running(bp->dev)) { | |
13daffa2 MC |
6462 | int rc; |
6463 | ||
6464 | rc = bnx2_alloc_mem(bp); | |
6465 | if (rc) | |
6466 | return rc; | |
b6016b76 MC |
6467 | bnx2_init_nic(bp); |
6468 | bnx2_netif_start(bp); | |
6469 | } | |
b6016b76 MC |
6470 | return 0; |
6471 | } | |
6472 | ||
5d5d0015 MC |
6473 | static int |
6474 | bnx2_set_ringparam(struct net_device *dev, struct ethtool_ringparam *ering) | |
6475 | { | |
6476 | struct bnx2 *bp = netdev_priv(dev); | |
6477 | int rc; | |
6478 | ||
6479 | if ((ering->rx_pending > MAX_TOTAL_RX_DESC_CNT) || | |
6480 | (ering->tx_pending > MAX_TX_DESC_CNT) || | |
6481 | (ering->tx_pending <= MAX_SKB_FRAGS)) { | |
6482 | ||
6483 | return -EINVAL; | |
6484 | } | |
6485 | rc = bnx2_change_ring_size(bp, ering->rx_pending, ering->tx_pending); | |
6486 | return rc; | |
6487 | } | |
6488 | ||
b6016b76 MC |
6489 | static void |
6490 | bnx2_get_pauseparam(struct net_device *dev, struct ethtool_pauseparam *epause) | |
6491 | { | |
972ec0d4 | 6492 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6493 | |
6494 | epause->autoneg = ((bp->autoneg & AUTONEG_FLOW_CTRL) != 0); | |
6495 | epause->rx_pause = ((bp->flow_ctrl & FLOW_CTRL_RX) != 0); | |
6496 | epause->tx_pause = ((bp->flow_ctrl & FLOW_CTRL_TX) != 0); | |
6497 | } | |
6498 | ||
6499 | static int | |
6500 | bnx2_set_pauseparam(struct net_device *dev, struct ethtool_pauseparam *epause) | |
6501 | { | |
972ec0d4 | 6502 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6503 | |
6504 | bp->req_flow_ctrl = 0; | |
6505 | if (epause->rx_pause) | |
6506 | bp->req_flow_ctrl |= FLOW_CTRL_RX; | |
6507 | if (epause->tx_pause) | |
6508 | bp->req_flow_ctrl |= FLOW_CTRL_TX; | |
6509 | ||
6510 | if (epause->autoneg) { | |
6511 | bp->autoneg |= AUTONEG_FLOW_CTRL; | |
6512 | } | |
6513 | else { | |
6514 | bp->autoneg &= ~AUTONEG_FLOW_CTRL; | |
6515 | } | |
6516 | ||
c770a65c | 6517 | spin_lock_bh(&bp->phy_lock); |
b6016b76 | 6518 | |
0d8a6571 | 6519 | bnx2_setup_phy(bp, bp->phy_port); |
b6016b76 | 6520 | |
c770a65c | 6521 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
6522 | |
6523 | return 0; | |
6524 | } | |
6525 | ||
6526 | static u32 | |
6527 | bnx2_get_rx_csum(struct net_device *dev) | |
6528 | { | |
972ec0d4 | 6529 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6530 | |
6531 | return bp->rx_csum; | |
6532 | } | |
6533 | ||
6534 | static int | |
6535 | bnx2_set_rx_csum(struct net_device *dev, u32 data) | |
6536 | { | |
972ec0d4 | 6537 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6538 | |
6539 | bp->rx_csum = data; | |
6540 | return 0; | |
6541 | } | |
6542 | ||
b11d6213 MC |
6543 | static int |
6544 | bnx2_set_tso(struct net_device *dev, u32 data) | |
6545 | { | |
4666f87a MC |
6546 | struct bnx2 *bp = netdev_priv(dev); |
6547 | ||
6548 | if (data) { | |
b11d6213 | 6549 | dev->features |= NETIF_F_TSO | NETIF_F_TSO_ECN; |
4666f87a MC |
6550 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
6551 | dev->features |= NETIF_F_TSO6; | |
6552 | } else | |
6553 | dev->features &= ~(NETIF_F_TSO | NETIF_F_TSO6 | | |
6554 | NETIF_F_TSO_ECN); | |
b11d6213 MC |
6555 | return 0; |
6556 | } | |
6557 | ||
cea94db9 | 6558 | #define BNX2_NUM_STATS 46 |
b6016b76 | 6559 | |
14ab9b86 | 6560 | static struct { |
b6016b76 MC |
6561 | char string[ETH_GSTRING_LEN]; |
6562 | } bnx2_stats_str_arr[BNX2_NUM_STATS] = { | |
6563 | { "rx_bytes" }, | |
6564 | { "rx_error_bytes" }, | |
6565 | { "tx_bytes" }, | |
6566 | { "tx_error_bytes" }, | |
6567 | { "rx_ucast_packets" }, | |
6568 | { "rx_mcast_packets" }, | |
6569 | { "rx_bcast_packets" }, | |
6570 | { "tx_ucast_packets" }, | |
6571 | { "tx_mcast_packets" }, | |
6572 | { "tx_bcast_packets" }, | |
6573 | { "tx_mac_errors" }, | |
6574 | { "tx_carrier_errors" }, | |
6575 | { "rx_crc_errors" }, | |
6576 | { "rx_align_errors" }, | |
6577 | { "tx_single_collisions" }, | |
6578 | { "tx_multi_collisions" }, | |
6579 | { "tx_deferred" }, | |
6580 | { "tx_excess_collisions" }, | |
6581 | { "tx_late_collisions" }, | |
6582 | { "tx_total_collisions" }, | |
6583 | { "rx_fragments" }, | |
6584 | { "rx_jabbers" }, | |
6585 | { "rx_undersize_packets" }, | |
6586 | { "rx_oversize_packets" }, | |
6587 | { "rx_64_byte_packets" }, | |
6588 | { "rx_65_to_127_byte_packets" }, | |
6589 | { "rx_128_to_255_byte_packets" }, | |
6590 | { "rx_256_to_511_byte_packets" }, | |
6591 | { "rx_512_to_1023_byte_packets" }, | |
6592 | { "rx_1024_to_1522_byte_packets" }, | |
6593 | { "rx_1523_to_9022_byte_packets" }, | |
6594 | { "tx_64_byte_packets" }, | |
6595 | { "tx_65_to_127_byte_packets" }, | |
6596 | { "tx_128_to_255_byte_packets" }, | |
6597 | { "tx_256_to_511_byte_packets" }, | |
6598 | { "tx_512_to_1023_byte_packets" }, | |
6599 | { "tx_1024_to_1522_byte_packets" }, | |
6600 | { "tx_1523_to_9022_byte_packets" }, | |
6601 | { "rx_xon_frames" }, | |
6602 | { "rx_xoff_frames" }, | |
6603 | { "tx_xon_frames" }, | |
6604 | { "tx_xoff_frames" }, | |
6605 | { "rx_mac_ctrl_frames" }, | |
6606 | { "rx_filtered_packets" }, | |
6607 | { "rx_discards" }, | |
cea94db9 | 6608 | { "rx_fw_discards" }, |
b6016b76 MC |
6609 | }; |
6610 | ||
6611 | #define STATS_OFFSET32(offset_name) (offsetof(struct statistics_block, offset_name) / 4) | |
6612 | ||
f71e1309 | 6613 | static const unsigned long bnx2_stats_offset_arr[BNX2_NUM_STATS] = { |
b6016b76 MC |
6614 | STATS_OFFSET32(stat_IfHCInOctets_hi), |
6615 | STATS_OFFSET32(stat_IfHCInBadOctets_hi), | |
6616 | STATS_OFFSET32(stat_IfHCOutOctets_hi), | |
6617 | STATS_OFFSET32(stat_IfHCOutBadOctets_hi), | |
6618 | STATS_OFFSET32(stat_IfHCInUcastPkts_hi), | |
6619 | STATS_OFFSET32(stat_IfHCInMulticastPkts_hi), | |
6620 | STATS_OFFSET32(stat_IfHCInBroadcastPkts_hi), | |
6621 | STATS_OFFSET32(stat_IfHCOutUcastPkts_hi), | |
6622 | STATS_OFFSET32(stat_IfHCOutMulticastPkts_hi), | |
6623 | STATS_OFFSET32(stat_IfHCOutBroadcastPkts_hi), | |
6624 | STATS_OFFSET32(stat_emac_tx_stat_dot3statsinternalmactransmiterrors), | |
6aa20a22 JG |
6625 | STATS_OFFSET32(stat_Dot3StatsCarrierSenseErrors), |
6626 | STATS_OFFSET32(stat_Dot3StatsFCSErrors), | |
6627 | STATS_OFFSET32(stat_Dot3StatsAlignmentErrors), | |
6628 | STATS_OFFSET32(stat_Dot3StatsSingleCollisionFrames), | |
6629 | STATS_OFFSET32(stat_Dot3StatsMultipleCollisionFrames), | |
6630 | STATS_OFFSET32(stat_Dot3StatsDeferredTransmissions), | |
6631 | STATS_OFFSET32(stat_Dot3StatsExcessiveCollisions), | |
6632 | STATS_OFFSET32(stat_Dot3StatsLateCollisions), | |
6633 | STATS_OFFSET32(stat_EtherStatsCollisions), | |
6634 | STATS_OFFSET32(stat_EtherStatsFragments), | |
6635 | STATS_OFFSET32(stat_EtherStatsJabbers), | |
6636 | STATS_OFFSET32(stat_EtherStatsUndersizePkts), | |
6637 | STATS_OFFSET32(stat_EtherStatsOverrsizePkts), | |
6638 | STATS_OFFSET32(stat_EtherStatsPktsRx64Octets), | |
6639 | STATS_OFFSET32(stat_EtherStatsPktsRx65Octetsto127Octets), | |
6640 | STATS_OFFSET32(stat_EtherStatsPktsRx128Octetsto255Octets), | |
6641 | STATS_OFFSET32(stat_EtherStatsPktsRx256Octetsto511Octets), | |
6642 | STATS_OFFSET32(stat_EtherStatsPktsRx512Octetsto1023Octets), | |
6643 | STATS_OFFSET32(stat_EtherStatsPktsRx1024Octetsto1522Octets), | |
6644 | STATS_OFFSET32(stat_EtherStatsPktsRx1523Octetsto9022Octets), | |
6645 | STATS_OFFSET32(stat_EtherStatsPktsTx64Octets), | |
6646 | STATS_OFFSET32(stat_EtherStatsPktsTx65Octetsto127Octets), | |
6647 | STATS_OFFSET32(stat_EtherStatsPktsTx128Octetsto255Octets), | |
6648 | STATS_OFFSET32(stat_EtherStatsPktsTx256Octetsto511Octets), | |
6649 | STATS_OFFSET32(stat_EtherStatsPktsTx512Octetsto1023Octets), | |
6650 | STATS_OFFSET32(stat_EtherStatsPktsTx1024Octetsto1522Octets), | |
6651 | STATS_OFFSET32(stat_EtherStatsPktsTx1523Octetsto9022Octets), | |
6652 | STATS_OFFSET32(stat_XonPauseFramesReceived), | |
6653 | STATS_OFFSET32(stat_XoffPauseFramesReceived), | |
6654 | STATS_OFFSET32(stat_OutXonSent), | |
6655 | STATS_OFFSET32(stat_OutXoffSent), | |
6656 | STATS_OFFSET32(stat_MacControlFramesReceived), | |
6657 | STATS_OFFSET32(stat_IfInFramesL2FilterDiscards), | |
6658 | STATS_OFFSET32(stat_IfInMBUFDiscards), | |
cea94db9 | 6659 | STATS_OFFSET32(stat_FwRxDrop), |
b6016b76 MC |
6660 | }; |
6661 | ||
6662 | /* stat_IfHCInBadOctets and stat_Dot3StatsCarrierSenseErrors are | |
6663 | * skipped because of errata. | |
6aa20a22 | 6664 | */ |
14ab9b86 | 6665 | static u8 bnx2_5706_stats_len_arr[BNX2_NUM_STATS] = { |
b6016b76 MC |
6666 | 8,0,8,8,8,8,8,8,8,8, |
6667 | 4,0,4,4,4,4,4,4,4,4, | |
6668 | 4,4,4,4,4,4,4,4,4,4, | |
6669 | 4,4,4,4,4,4,4,4,4,4, | |
cea94db9 | 6670 | 4,4,4,4,4,4, |
b6016b76 MC |
6671 | }; |
6672 | ||
5b0c76ad MC |
6673 | static u8 bnx2_5708_stats_len_arr[BNX2_NUM_STATS] = { |
6674 | 8,0,8,8,8,8,8,8,8,8, | |
6675 | 4,4,4,4,4,4,4,4,4,4, | |
6676 | 4,4,4,4,4,4,4,4,4,4, | |
6677 | 4,4,4,4,4,4,4,4,4,4, | |
cea94db9 | 6678 | 4,4,4,4,4,4, |
5b0c76ad MC |
6679 | }; |
6680 | ||
b6016b76 MC |
6681 | #define BNX2_NUM_TESTS 6 |
6682 | ||
14ab9b86 | 6683 | static struct { |
b6016b76 MC |
6684 | char string[ETH_GSTRING_LEN]; |
6685 | } bnx2_tests_str_arr[BNX2_NUM_TESTS] = { | |
6686 | { "register_test (offline)" }, | |
6687 | { "memory_test (offline)" }, | |
6688 | { "loopback_test (offline)" }, | |
6689 | { "nvram_test (online)" }, | |
6690 | { "interrupt_test (online)" }, | |
6691 | { "link_test (online)" }, | |
6692 | }; | |
6693 | ||
6694 | static int | |
b9f2c044 | 6695 | bnx2_get_sset_count(struct net_device *dev, int sset) |
b6016b76 | 6696 | { |
b9f2c044 JG |
6697 | switch (sset) { |
6698 | case ETH_SS_TEST: | |
6699 | return BNX2_NUM_TESTS; | |
6700 | case ETH_SS_STATS: | |
6701 | return BNX2_NUM_STATS; | |
6702 | default: | |
6703 | return -EOPNOTSUPP; | |
6704 | } | |
b6016b76 MC |
6705 | } |
6706 | ||
6707 | static void | |
6708 | bnx2_self_test(struct net_device *dev, struct ethtool_test *etest, u64 *buf) | |
6709 | { | |
972ec0d4 | 6710 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6711 | |
6712 | memset(buf, 0, sizeof(u64) * BNX2_NUM_TESTS); | |
6713 | if (etest->flags & ETH_TEST_FL_OFFLINE) { | |
80be4434 MC |
6714 | int i; |
6715 | ||
b6016b76 MC |
6716 | bnx2_netif_stop(bp); |
6717 | bnx2_reset_chip(bp, BNX2_DRV_MSG_CODE_DIAG); | |
6718 | bnx2_free_skbs(bp); | |
6719 | ||
6720 | if (bnx2_test_registers(bp) != 0) { | |
6721 | buf[0] = 1; | |
6722 | etest->flags |= ETH_TEST_FL_FAILED; | |
6723 | } | |
6724 | if (bnx2_test_memory(bp) != 0) { | |
6725 | buf[1] = 1; | |
6726 | etest->flags |= ETH_TEST_FL_FAILED; | |
6727 | } | |
bc5a0690 | 6728 | if ((buf[2] = bnx2_test_loopback(bp)) != 0) |
b6016b76 | 6729 | etest->flags |= ETH_TEST_FL_FAILED; |
b6016b76 MC |
6730 | |
6731 | if (!netif_running(bp->dev)) { | |
6732 | bnx2_reset_chip(bp, BNX2_DRV_MSG_CODE_RESET); | |
6733 | } | |
6734 | else { | |
6735 | bnx2_init_nic(bp); | |
6736 | bnx2_netif_start(bp); | |
6737 | } | |
6738 | ||
6739 | /* wait for link up */ | |
80be4434 MC |
6740 | for (i = 0; i < 7; i++) { |
6741 | if (bp->link_up) | |
6742 | break; | |
6743 | msleep_interruptible(1000); | |
6744 | } | |
b6016b76 MC |
6745 | } |
6746 | ||
6747 | if (bnx2_test_nvram(bp) != 0) { | |
6748 | buf[3] = 1; | |
6749 | etest->flags |= ETH_TEST_FL_FAILED; | |
6750 | } | |
6751 | if (bnx2_test_intr(bp) != 0) { | |
6752 | buf[4] = 1; | |
6753 | etest->flags |= ETH_TEST_FL_FAILED; | |
6754 | } | |
6755 | ||
6756 | if (bnx2_test_link(bp) != 0) { | |
6757 | buf[5] = 1; | |
6758 | etest->flags |= ETH_TEST_FL_FAILED; | |
6759 | ||
6760 | } | |
6761 | } | |
6762 | ||
6763 | static void | |
6764 | bnx2_get_strings(struct net_device *dev, u32 stringset, u8 *buf) | |
6765 | { | |
6766 | switch (stringset) { | |
6767 | case ETH_SS_STATS: | |
6768 | memcpy(buf, bnx2_stats_str_arr, | |
6769 | sizeof(bnx2_stats_str_arr)); | |
6770 | break; | |
6771 | case ETH_SS_TEST: | |
6772 | memcpy(buf, bnx2_tests_str_arr, | |
6773 | sizeof(bnx2_tests_str_arr)); | |
6774 | break; | |
6775 | } | |
6776 | } | |
6777 | ||
b6016b76 MC |
6778 | static void |
6779 | bnx2_get_ethtool_stats(struct net_device *dev, | |
6780 | struct ethtool_stats *stats, u64 *buf) | |
6781 | { | |
972ec0d4 | 6782 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6783 | int i; |
6784 | u32 *hw_stats = (u32 *) bp->stats_blk; | |
14ab9b86 | 6785 | u8 *stats_len_arr = NULL; |
b6016b76 MC |
6786 | |
6787 | if (hw_stats == NULL) { | |
6788 | memset(buf, 0, sizeof(u64) * BNX2_NUM_STATS); | |
6789 | return; | |
6790 | } | |
6791 | ||
5b0c76ad MC |
6792 | if ((CHIP_ID(bp) == CHIP_ID_5706_A0) || |
6793 | (CHIP_ID(bp) == CHIP_ID_5706_A1) || | |
6794 | (CHIP_ID(bp) == CHIP_ID_5706_A2) || | |
6795 | (CHIP_ID(bp) == CHIP_ID_5708_A0)) | |
b6016b76 | 6796 | stats_len_arr = bnx2_5706_stats_len_arr; |
5b0c76ad MC |
6797 | else |
6798 | stats_len_arr = bnx2_5708_stats_len_arr; | |
b6016b76 MC |
6799 | |
6800 | for (i = 0; i < BNX2_NUM_STATS; i++) { | |
6801 | if (stats_len_arr[i] == 0) { | |
6802 | /* skip this counter */ | |
6803 | buf[i] = 0; | |
6804 | continue; | |
6805 | } | |
6806 | if (stats_len_arr[i] == 4) { | |
6807 | /* 4-byte counter */ | |
6808 | buf[i] = (u64) | |
6809 | *(hw_stats + bnx2_stats_offset_arr[i]); | |
6810 | continue; | |
6811 | } | |
6812 | /* 8-byte counter */ | |
6813 | buf[i] = (((u64) *(hw_stats + | |
6814 | bnx2_stats_offset_arr[i])) << 32) + | |
6815 | *(hw_stats + bnx2_stats_offset_arr[i] + 1); | |
6816 | } | |
6817 | } | |
6818 | ||
6819 | static int | |
6820 | bnx2_phys_id(struct net_device *dev, u32 data) | |
6821 | { | |
972ec0d4 | 6822 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6823 | int i; |
6824 | u32 save; | |
6825 | ||
6826 | if (data == 0) | |
6827 | data = 2; | |
6828 | ||
6829 | save = REG_RD(bp, BNX2_MISC_CFG); | |
6830 | REG_WR(bp, BNX2_MISC_CFG, BNX2_MISC_CFG_LEDMODE_MAC); | |
6831 | ||
6832 | for (i = 0; i < (data * 2); i++) { | |
6833 | if ((i % 2) == 0) { | |
6834 | REG_WR(bp, BNX2_EMAC_LED, BNX2_EMAC_LED_OVERRIDE); | |
6835 | } | |
6836 | else { | |
6837 | REG_WR(bp, BNX2_EMAC_LED, BNX2_EMAC_LED_OVERRIDE | | |
6838 | BNX2_EMAC_LED_1000MB_OVERRIDE | | |
6839 | BNX2_EMAC_LED_100MB_OVERRIDE | | |
6840 | BNX2_EMAC_LED_10MB_OVERRIDE | | |
6841 | BNX2_EMAC_LED_TRAFFIC_OVERRIDE | | |
6842 | BNX2_EMAC_LED_TRAFFIC); | |
6843 | } | |
6844 | msleep_interruptible(500); | |
6845 | if (signal_pending(current)) | |
6846 | break; | |
6847 | } | |
6848 | REG_WR(bp, BNX2_EMAC_LED, 0); | |
6849 | REG_WR(bp, BNX2_MISC_CFG, save); | |
6850 | return 0; | |
6851 | } | |
6852 | ||
4666f87a MC |
6853 | static int |
6854 | bnx2_set_tx_csum(struct net_device *dev, u32 data) | |
6855 | { | |
6856 | struct bnx2 *bp = netdev_priv(dev); | |
6857 | ||
6858 | if (CHIP_NUM(bp) == CHIP_NUM_5709) | |
6460d948 | 6859 | return (ethtool_op_set_tx_ipv6_csum(dev, data)); |
4666f87a MC |
6860 | else |
6861 | return (ethtool_op_set_tx_csum(dev, data)); | |
6862 | } | |
6863 | ||
7282d491 | 6864 | static const struct ethtool_ops bnx2_ethtool_ops = { |
b6016b76 MC |
6865 | .get_settings = bnx2_get_settings, |
6866 | .set_settings = bnx2_set_settings, | |
6867 | .get_drvinfo = bnx2_get_drvinfo, | |
244ac4f4 MC |
6868 | .get_regs_len = bnx2_get_regs_len, |
6869 | .get_regs = bnx2_get_regs, | |
b6016b76 MC |
6870 | .get_wol = bnx2_get_wol, |
6871 | .set_wol = bnx2_set_wol, | |
6872 | .nway_reset = bnx2_nway_reset, | |
6873 | .get_link = ethtool_op_get_link, | |
6874 | .get_eeprom_len = bnx2_get_eeprom_len, | |
6875 | .get_eeprom = bnx2_get_eeprom, | |
6876 | .set_eeprom = bnx2_set_eeprom, | |
6877 | .get_coalesce = bnx2_get_coalesce, | |
6878 | .set_coalesce = bnx2_set_coalesce, | |
6879 | .get_ringparam = bnx2_get_ringparam, | |
6880 | .set_ringparam = bnx2_set_ringparam, | |
6881 | .get_pauseparam = bnx2_get_pauseparam, | |
6882 | .set_pauseparam = bnx2_set_pauseparam, | |
6883 | .get_rx_csum = bnx2_get_rx_csum, | |
6884 | .set_rx_csum = bnx2_set_rx_csum, | |
4666f87a | 6885 | .set_tx_csum = bnx2_set_tx_csum, |
b6016b76 | 6886 | .set_sg = ethtool_op_set_sg, |
b11d6213 | 6887 | .set_tso = bnx2_set_tso, |
b6016b76 MC |
6888 | .self_test = bnx2_self_test, |
6889 | .get_strings = bnx2_get_strings, | |
6890 | .phys_id = bnx2_phys_id, | |
b6016b76 | 6891 | .get_ethtool_stats = bnx2_get_ethtool_stats, |
b9f2c044 | 6892 | .get_sset_count = bnx2_get_sset_count, |
b6016b76 MC |
6893 | }; |
6894 | ||
6895 | /* Called with rtnl_lock */ | |
6896 | static int | |
6897 | bnx2_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) | |
6898 | { | |
14ab9b86 | 6899 | struct mii_ioctl_data *data = if_mii(ifr); |
972ec0d4 | 6900 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6901 | int err; |
6902 | ||
6903 | switch(cmd) { | |
6904 | case SIOCGMIIPHY: | |
6905 | data->phy_id = bp->phy_addr; | |
6906 | ||
6907 | /* fallthru */ | |
6908 | case SIOCGMIIREG: { | |
6909 | u32 mii_regval; | |
6910 | ||
583c28e5 | 6911 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) |
7b6b8347 MC |
6912 | return -EOPNOTSUPP; |
6913 | ||
dad3e452 MC |
6914 | if (!netif_running(dev)) |
6915 | return -EAGAIN; | |
6916 | ||
c770a65c | 6917 | spin_lock_bh(&bp->phy_lock); |
b6016b76 | 6918 | err = bnx2_read_phy(bp, data->reg_num & 0x1f, &mii_regval); |
c770a65c | 6919 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
6920 | |
6921 | data->val_out = mii_regval; | |
6922 | ||
6923 | return err; | |
6924 | } | |
6925 | ||
6926 | case SIOCSMIIREG: | |
6927 | if (!capable(CAP_NET_ADMIN)) | |
6928 | return -EPERM; | |
6929 | ||
583c28e5 | 6930 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) |
7b6b8347 MC |
6931 | return -EOPNOTSUPP; |
6932 | ||
dad3e452 MC |
6933 | if (!netif_running(dev)) |
6934 | return -EAGAIN; | |
6935 | ||
c770a65c | 6936 | spin_lock_bh(&bp->phy_lock); |
b6016b76 | 6937 | err = bnx2_write_phy(bp, data->reg_num & 0x1f, data->val_in); |
c770a65c | 6938 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
6939 | |
6940 | return err; | |
6941 | ||
6942 | default: | |
6943 | /* do nothing */ | |
6944 | break; | |
6945 | } | |
6946 | return -EOPNOTSUPP; | |
6947 | } | |
6948 | ||
6949 | /* Called with rtnl_lock */ | |
6950 | static int | |
6951 | bnx2_change_mac_addr(struct net_device *dev, void *p) | |
6952 | { | |
6953 | struct sockaddr *addr = p; | |
972ec0d4 | 6954 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 6955 | |
73eef4cd MC |
6956 | if (!is_valid_ether_addr(addr->sa_data)) |
6957 | return -EINVAL; | |
6958 | ||
b6016b76 MC |
6959 | memcpy(dev->dev_addr, addr->sa_data, dev->addr_len); |
6960 | if (netif_running(dev)) | |
6961 | bnx2_set_mac_addr(bp); | |
6962 | ||
6963 | return 0; | |
6964 | } | |
6965 | ||
6966 | /* Called with rtnl_lock */ | |
6967 | static int | |
6968 | bnx2_change_mtu(struct net_device *dev, int new_mtu) | |
6969 | { | |
972ec0d4 | 6970 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6971 | |
6972 | if (((new_mtu + ETH_HLEN) > MAX_ETHERNET_JUMBO_PACKET_SIZE) || | |
6973 | ((new_mtu + ETH_HLEN) < MIN_ETHERNET_PACKET_SIZE)) | |
6974 | return -EINVAL; | |
6975 | ||
6976 | dev->mtu = new_mtu; | |
5d5d0015 | 6977 | return (bnx2_change_ring_size(bp, bp->rx_ring_size, bp->tx_ring_size)); |
b6016b76 MC |
6978 | } |
6979 | ||
6980 | #if defined(HAVE_POLL_CONTROLLER) || defined(CONFIG_NET_POLL_CONTROLLER) | |
6981 | static void | |
6982 | poll_bnx2(struct net_device *dev) | |
6983 | { | |
972ec0d4 | 6984 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6985 | |
6986 | disable_irq(bp->pdev->irq); | |
7d12e780 | 6987 | bnx2_interrupt(bp->pdev->irq, dev); |
b6016b76 MC |
6988 | enable_irq(bp->pdev->irq); |
6989 | } | |
6990 | #endif | |
6991 | ||
253c8b75 MC |
6992 | static void __devinit |
6993 | bnx2_get_5709_media(struct bnx2 *bp) | |
6994 | { | |
6995 | u32 val = REG_RD(bp, BNX2_MISC_DUAL_MEDIA_CTRL); | |
6996 | u32 bond_id = val & BNX2_MISC_DUAL_MEDIA_CTRL_BOND_ID; | |
6997 | u32 strap; | |
6998 | ||
6999 | if (bond_id == BNX2_MISC_DUAL_MEDIA_CTRL_BOND_ID_C) | |
7000 | return; | |
7001 | else if (bond_id == BNX2_MISC_DUAL_MEDIA_CTRL_BOND_ID_S) { | |
583c28e5 | 7002 | bp->phy_flags |= BNX2_PHY_FLAG_SERDES; |
253c8b75 MC |
7003 | return; |
7004 | } | |
7005 | ||
7006 | if (val & BNX2_MISC_DUAL_MEDIA_CTRL_STRAP_OVERRIDE) | |
7007 | strap = (val & BNX2_MISC_DUAL_MEDIA_CTRL_PHY_CTRL) >> 21; | |
7008 | else | |
7009 | strap = (val & BNX2_MISC_DUAL_MEDIA_CTRL_PHY_CTRL_STRAP) >> 8; | |
7010 | ||
7011 | if (PCI_FUNC(bp->pdev->devfn) == 0) { | |
7012 | switch (strap) { | |
7013 | case 0x4: | |
7014 | case 0x5: | |
7015 | case 0x6: | |
583c28e5 | 7016 | bp->phy_flags |= BNX2_PHY_FLAG_SERDES; |
253c8b75 MC |
7017 | return; |
7018 | } | |
7019 | } else { | |
7020 | switch (strap) { | |
7021 | case 0x1: | |
7022 | case 0x2: | |
7023 | case 0x4: | |
583c28e5 | 7024 | bp->phy_flags |= BNX2_PHY_FLAG_SERDES; |
253c8b75 MC |
7025 | return; |
7026 | } | |
7027 | } | |
7028 | } | |
7029 | ||
883e5151 MC |
7030 | static void __devinit |
7031 | bnx2_get_pci_speed(struct bnx2 *bp) | |
7032 | { | |
7033 | u32 reg; | |
7034 | ||
7035 | reg = REG_RD(bp, BNX2_PCICFG_MISC_STATUS); | |
7036 | if (reg & BNX2_PCICFG_MISC_STATUS_PCIX_DET) { | |
7037 | u32 clkreg; | |
7038 | ||
f86e82fb | 7039 | bp->flags |= BNX2_FLAG_PCIX; |
883e5151 MC |
7040 | |
7041 | clkreg = REG_RD(bp, BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS); | |
7042 | ||
7043 | clkreg &= BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET; | |
7044 | switch (clkreg) { | |
7045 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_133MHZ: | |
7046 | bp->bus_speed_mhz = 133; | |
7047 | break; | |
7048 | ||
7049 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_95MHZ: | |
7050 | bp->bus_speed_mhz = 100; | |
7051 | break; | |
7052 | ||
7053 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_66MHZ: | |
7054 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_80MHZ: | |
7055 | bp->bus_speed_mhz = 66; | |
7056 | break; | |
7057 | ||
7058 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_48MHZ: | |
7059 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_55MHZ: | |
7060 | bp->bus_speed_mhz = 50; | |
7061 | break; | |
7062 | ||
7063 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_LOW: | |
7064 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_32MHZ: | |
7065 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_38MHZ: | |
7066 | bp->bus_speed_mhz = 33; | |
7067 | break; | |
7068 | } | |
7069 | } | |
7070 | else { | |
7071 | if (reg & BNX2_PCICFG_MISC_STATUS_M66EN) | |
7072 | bp->bus_speed_mhz = 66; | |
7073 | else | |
7074 | bp->bus_speed_mhz = 33; | |
7075 | } | |
7076 | ||
7077 | if (reg & BNX2_PCICFG_MISC_STATUS_32BIT_DET) | |
f86e82fb | 7078 | bp->flags |= BNX2_FLAG_PCI_32BIT; |
883e5151 MC |
7079 | |
7080 | } | |
7081 | ||
b6016b76 MC |
7082 | static int __devinit |
7083 | bnx2_init_board(struct pci_dev *pdev, struct net_device *dev) | |
7084 | { | |
7085 | struct bnx2 *bp; | |
7086 | unsigned long mem_len; | |
58fc2ea4 | 7087 | int rc, i, j; |
b6016b76 | 7088 | u32 reg; |
40453c83 | 7089 | u64 dma_mask, persist_dma_mask; |
b6016b76 | 7090 | |
b6016b76 | 7091 | SET_NETDEV_DEV(dev, &pdev->dev); |
972ec0d4 | 7092 | bp = netdev_priv(dev); |
b6016b76 MC |
7093 | |
7094 | bp->flags = 0; | |
7095 | bp->phy_flags = 0; | |
7096 | ||
7097 | /* enable device (incl. PCI PM wakeup), and bus-mastering */ | |
7098 | rc = pci_enable_device(pdev); | |
7099 | if (rc) { | |
898eb71c | 7100 | dev_err(&pdev->dev, "Cannot enable PCI device, aborting.\n"); |
b6016b76 MC |
7101 | goto err_out; |
7102 | } | |
7103 | ||
7104 | if (!(pci_resource_flags(pdev, 0) & IORESOURCE_MEM)) { | |
9b91cf9d | 7105 | dev_err(&pdev->dev, |
2e8a538d | 7106 | "Cannot find PCI device base address, aborting.\n"); |
b6016b76 MC |
7107 | rc = -ENODEV; |
7108 | goto err_out_disable; | |
7109 | } | |
7110 | ||
7111 | rc = pci_request_regions(pdev, DRV_MODULE_NAME); | |
7112 | if (rc) { | |
9b91cf9d | 7113 | dev_err(&pdev->dev, "Cannot obtain PCI resources, aborting.\n"); |
b6016b76 MC |
7114 | goto err_out_disable; |
7115 | } | |
7116 | ||
7117 | pci_set_master(pdev); | |
7118 | ||
7119 | bp->pm_cap = pci_find_capability(pdev, PCI_CAP_ID_PM); | |
7120 | if (bp->pm_cap == 0) { | |
9b91cf9d | 7121 | dev_err(&pdev->dev, |
2e8a538d | 7122 | "Cannot find power management capability, aborting.\n"); |
b6016b76 MC |
7123 | rc = -EIO; |
7124 | goto err_out_release; | |
7125 | } | |
7126 | ||
b6016b76 MC |
7127 | bp->dev = dev; |
7128 | bp->pdev = pdev; | |
7129 | ||
7130 | spin_lock_init(&bp->phy_lock); | |
1b8227c4 | 7131 | spin_lock_init(&bp->indirect_lock); |
c4028958 | 7132 | INIT_WORK(&bp->reset_task, bnx2_reset_task); |
b6016b76 MC |
7133 | |
7134 | dev->base_addr = dev->mem_start = pci_resource_start(pdev, 0); | |
59b47d8a | 7135 | mem_len = MB_GET_CID_ADDR(TX_TSS_CID + 1); |
b6016b76 MC |
7136 | dev->mem_end = dev->mem_start + mem_len; |
7137 | dev->irq = pdev->irq; | |
7138 | ||
7139 | bp->regview = ioremap_nocache(dev->base_addr, mem_len); | |
7140 | ||
7141 | if (!bp->regview) { | |
9b91cf9d | 7142 | dev_err(&pdev->dev, "Cannot map register space, aborting.\n"); |
b6016b76 MC |
7143 | rc = -ENOMEM; |
7144 | goto err_out_release; | |
7145 | } | |
7146 | ||
7147 | /* Configure byte swap and enable write to the reg_window registers. | |
7148 | * Rely on CPU to do target byte swapping on big endian systems | |
7149 | * The chip's target access swapping will not swap all accesses | |
7150 | */ | |
7151 | pci_write_config_dword(bp->pdev, BNX2_PCICFG_MISC_CONFIG, | |
7152 | BNX2_PCICFG_MISC_CONFIG_REG_WINDOW_ENA | | |
7153 | BNX2_PCICFG_MISC_CONFIG_TARGET_MB_WORD_SWAP); | |
7154 | ||
829ca9a3 | 7155 | bnx2_set_power_state(bp, PCI_D0); |
b6016b76 MC |
7156 | |
7157 | bp->chip_id = REG_RD(bp, BNX2_MISC_ID); | |
7158 | ||
883e5151 MC |
7159 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
7160 | if (pci_find_capability(pdev, PCI_CAP_ID_EXP) == 0) { | |
7161 | dev_err(&pdev->dev, | |
7162 | "Cannot find PCIE capability, aborting.\n"); | |
7163 | rc = -EIO; | |
7164 | goto err_out_unmap; | |
7165 | } | |
f86e82fb | 7166 | bp->flags |= BNX2_FLAG_PCIE; |
2dd201d7 | 7167 | if (CHIP_REV(bp) == CHIP_REV_Ax) |
f86e82fb | 7168 | bp->flags |= BNX2_FLAG_JUMBO_BROKEN; |
883e5151 | 7169 | } else { |
59b47d8a MC |
7170 | bp->pcix_cap = pci_find_capability(pdev, PCI_CAP_ID_PCIX); |
7171 | if (bp->pcix_cap == 0) { | |
7172 | dev_err(&pdev->dev, | |
7173 | "Cannot find PCIX capability, aborting.\n"); | |
7174 | rc = -EIO; | |
7175 | goto err_out_unmap; | |
7176 | } | |
7177 | } | |
7178 | ||
b4b36042 MC |
7179 | if (CHIP_NUM(bp) == CHIP_NUM_5709 && CHIP_REV(bp) != CHIP_REV_Ax) { |
7180 | if (pci_find_capability(pdev, PCI_CAP_ID_MSIX)) | |
f86e82fb | 7181 | bp->flags |= BNX2_FLAG_MSIX_CAP; |
b4b36042 MC |
7182 | } |
7183 | ||
8e6a72c4 MC |
7184 | if (CHIP_ID(bp) != CHIP_ID_5706_A0 && CHIP_ID(bp) != CHIP_ID_5706_A1) { |
7185 | if (pci_find_capability(pdev, PCI_CAP_ID_MSI)) | |
f86e82fb | 7186 | bp->flags |= BNX2_FLAG_MSI_CAP; |
8e6a72c4 MC |
7187 | } |
7188 | ||
40453c83 MC |
7189 | /* 5708 cannot support DMA addresses > 40-bit. */ |
7190 | if (CHIP_NUM(bp) == CHIP_NUM_5708) | |
7191 | persist_dma_mask = dma_mask = DMA_40BIT_MASK; | |
7192 | else | |
7193 | persist_dma_mask = dma_mask = DMA_64BIT_MASK; | |
7194 | ||
7195 | /* Configure DMA attributes. */ | |
7196 | if (pci_set_dma_mask(pdev, dma_mask) == 0) { | |
7197 | dev->features |= NETIF_F_HIGHDMA; | |
7198 | rc = pci_set_consistent_dma_mask(pdev, persist_dma_mask); | |
7199 | if (rc) { | |
7200 | dev_err(&pdev->dev, | |
7201 | "pci_set_consistent_dma_mask failed, aborting.\n"); | |
7202 | goto err_out_unmap; | |
7203 | } | |
7204 | } else if ((rc = pci_set_dma_mask(pdev, DMA_32BIT_MASK)) != 0) { | |
7205 | dev_err(&pdev->dev, "System does not support DMA, aborting.\n"); | |
7206 | goto err_out_unmap; | |
7207 | } | |
7208 | ||
f86e82fb | 7209 | if (!(bp->flags & BNX2_FLAG_PCIE)) |
883e5151 | 7210 | bnx2_get_pci_speed(bp); |
b6016b76 MC |
7211 | |
7212 | /* 5706A0 may falsely detect SERR and PERR. */ | |
7213 | if (CHIP_ID(bp) == CHIP_ID_5706_A0) { | |
7214 | reg = REG_RD(bp, PCI_COMMAND); | |
7215 | reg &= ~(PCI_COMMAND_SERR | PCI_COMMAND_PARITY); | |
7216 | REG_WR(bp, PCI_COMMAND, reg); | |
7217 | } | |
7218 | else if ((CHIP_ID(bp) == CHIP_ID_5706_A1) && | |
f86e82fb | 7219 | !(bp->flags & BNX2_FLAG_PCIX)) { |
b6016b76 | 7220 | |
9b91cf9d | 7221 | dev_err(&pdev->dev, |
2e8a538d | 7222 | "5706 A1 can only be used in a PCIX bus, aborting.\n"); |
b6016b76 MC |
7223 | goto err_out_unmap; |
7224 | } | |
7225 | ||
7226 | bnx2_init_nvram(bp); | |
7227 | ||
2726d6e1 | 7228 | reg = bnx2_reg_rd_ind(bp, BNX2_SHM_HDR_SIGNATURE); |
e3648b3d MC |
7229 | |
7230 | if ((reg & BNX2_SHM_HDR_SIGNATURE_SIG_MASK) == | |
24cb230b MC |
7231 | BNX2_SHM_HDR_SIGNATURE_SIG) { |
7232 | u32 off = PCI_FUNC(pdev->devfn) << 2; | |
7233 | ||
2726d6e1 | 7234 | bp->shmem_base = bnx2_reg_rd_ind(bp, BNX2_SHM_HDR_ADDR_0 + off); |
24cb230b | 7235 | } else |
e3648b3d MC |
7236 | bp->shmem_base = HOST_VIEW_SHMEM_BASE; |
7237 | ||
b6016b76 MC |
7238 | /* Get the permanent MAC address. First we need to make sure the |
7239 | * firmware is actually running. | |
7240 | */ | |
2726d6e1 | 7241 | reg = bnx2_shmem_rd(bp, BNX2_DEV_INFO_SIGNATURE); |
b6016b76 MC |
7242 | |
7243 | if ((reg & BNX2_DEV_INFO_SIGNATURE_MAGIC_MASK) != | |
7244 | BNX2_DEV_INFO_SIGNATURE_MAGIC) { | |
9b91cf9d | 7245 | dev_err(&pdev->dev, "Firmware not running, aborting.\n"); |
b6016b76 MC |
7246 | rc = -ENODEV; |
7247 | goto err_out_unmap; | |
7248 | } | |
7249 | ||
2726d6e1 | 7250 | reg = bnx2_shmem_rd(bp, BNX2_DEV_INFO_BC_REV); |
58fc2ea4 MC |
7251 | for (i = 0, j = 0; i < 3; i++) { |
7252 | u8 num, k, skip0; | |
7253 | ||
7254 | num = (u8) (reg >> (24 - (i * 8))); | |
7255 | for (k = 100, skip0 = 1; k >= 1; num %= k, k /= 10) { | |
7256 | if (num >= k || !skip0 || k == 1) { | |
7257 | bp->fw_version[j++] = (num / k) + '0'; | |
7258 | skip0 = 0; | |
7259 | } | |
7260 | } | |
7261 | if (i != 2) | |
7262 | bp->fw_version[j++] = '.'; | |
7263 | } | |
2726d6e1 | 7264 | reg = bnx2_shmem_rd(bp, BNX2_PORT_FEATURE); |
846f5c62 MC |
7265 | if (reg & BNX2_PORT_FEATURE_WOL_ENABLED) |
7266 | bp->wol = 1; | |
7267 | ||
7268 | if (reg & BNX2_PORT_FEATURE_ASF_ENABLED) { | |
f86e82fb | 7269 | bp->flags |= BNX2_FLAG_ASF_ENABLE; |
c2d3db8c MC |
7270 | |
7271 | for (i = 0; i < 30; i++) { | |
2726d6e1 | 7272 | reg = bnx2_shmem_rd(bp, BNX2_BC_STATE_CONDITION); |
c2d3db8c MC |
7273 | if (reg & BNX2_CONDITION_MFW_RUN_MASK) |
7274 | break; | |
7275 | msleep(10); | |
7276 | } | |
7277 | } | |
2726d6e1 | 7278 | reg = bnx2_shmem_rd(bp, BNX2_BC_STATE_CONDITION); |
58fc2ea4 MC |
7279 | reg &= BNX2_CONDITION_MFW_RUN_MASK; |
7280 | if (reg != BNX2_CONDITION_MFW_RUN_UNKNOWN && | |
7281 | reg != BNX2_CONDITION_MFW_RUN_NONE) { | |
7282 | int i; | |
2726d6e1 | 7283 | u32 addr = bnx2_shmem_rd(bp, BNX2_MFW_VER_PTR); |
58fc2ea4 MC |
7284 | |
7285 | bp->fw_version[j++] = ' '; | |
7286 | for (i = 0; i < 3; i++) { | |
2726d6e1 | 7287 | reg = bnx2_reg_rd_ind(bp, addr + i * 4); |
58fc2ea4 MC |
7288 | reg = swab32(reg); |
7289 | memcpy(&bp->fw_version[j], ®, 4); | |
7290 | j += 4; | |
7291 | } | |
7292 | } | |
b6016b76 | 7293 | |
2726d6e1 | 7294 | reg = bnx2_shmem_rd(bp, BNX2_PORT_HW_CFG_MAC_UPPER); |
b6016b76 MC |
7295 | bp->mac_addr[0] = (u8) (reg >> 8); |
7296 | bp->mac_addr[1] = (u8) reg; | |
7297 | ||
2726d6e1 | 7298 | reg = bnx2_shmem_rd(bp, BNX2_PORT_HW_CFG_MAC_LOWER); |
b6016b76 MC |
7299 | bp->mac_addr[2] = (u8) (reg >> 24); |
7300 | bp->mac_addr[3] = (u8) (reg >> 16); | |
7301 | bp->mac_addr[4] = (u8) (reg >> 8); | |
7302 | bp->mac_addr[5] = (u8) reg; | |
7303 | ||
5d5d0015 MC |
7304 | bp->rx_offset = sizeof(struct l2_fhdr) + 2; |
7305 | ||
b6016b76 | 7306 | bp->tx_ring_size = MAX_TX_DESC_CNT; |
932f3772 | 7307 | bnx2_set_rx_ring_size(bp, 255); |
b6016b76 MC |
7308 | |
7309 | bp->rx_csum = 1; | |
7310 | ||
b6016b76 MC |
7311 | bp->tx_quick_cons_trip_int = 20; |
7312 | bp->tx_quick_cons_trip = 20; | |
7313 | bp->tx_ticks_int = 80; | |
7314 | bp->tx_ticks = 80; | |
6aa20a22 | 7315 | |
b6016b76 MC |
7316 | bp->rx_quick_cons_trip_int = 6; |
7317 | bp->rx_quick_cons_trip = 6; | |
7318 | bp->rx_ticks_int = 18; | |
7319 | bp->rx_ticks = 18; | |
7320 | ||
7ea6920e | 7321 | bp->stats_ticks = USEC_PER_SEC & BNX2_HC_STATS_TICKS_HC_STAT_TICKS; |
b6016b76 MC |
7322 | |
7323 | bp->timer_interval = HZ; | |
cd339a0e | 7324 | bp->current_interval = HZ; |
b6016b76 | 7325 | |
5b0c76ad MC |
7326 | bp->phy_addr = 1; |
7327 | ||
b6016b76 | 7328 | /* Disable WOL support if we are running on a SERDES chip. */ |
253c8b75 MC |
7329 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
7330 | bnx2_get_5709_media(bp); | |
7331 | else if (CHIP_BOND_ID(bp) & CHIP_BOND_ID_SERDES_BIT) | |
583c28e5 | 7332 | bp->phy_flags |= BNX2_PHY_FLAG_SERDES; |
bac0dff6 | 7333 | |
0d8a6571 | 7334 | bp->phy_port = PORT_TP; |
583c28e5 | 7335 | if (bp->phy_flags & BNX2_PHY_FLAG_SERDES) { |
0d8a6571 | 7336 | bp->phy_port = PORT_FIBRE; |
2726d6e1 | 7337 | reg = bnx2_shmem_rd(bp, BNX2_SHARED_HW_CFG_CONFIG); |
846f5c62 | 7338 | if (!(reg & BNX2_SHARED_HW_CFG_GIG_LINK_ON_VAUX)) { |
f86e82fb | 7339 | bp->flags |= BNX2_FLAG_NO_WOL; |
846f5c62 MC |
7340 | bp->wol = 0; |
7341 | } | |
38ea3686 MC |
7342 | if (CHIP_NUM(bp) == CHIP_NUM_5706) { |
7343 | /* Don't do parallel detect on this board because of | |
7344 | * some board problems. The link will not go down | |
7345 | * if we do parallel detect. | |
7346 | */ | |
7347 | if (pdev->subsystem_vendor == PCI_VENDOR_ID_HP && | |
7348 | pdev->subsystem_device == 0x310c) | |
7349 | bp->phy_flags |= BNX2_PHY_FLAG_NO_PARALLEL; | |
7350 | } else { | |
5b0c76ad | 7351 | bp->phy_addr = 2; |
5b0c76ad | 7352 | if (reg & BNX2_SHARED_HW_CFG_PHY_2_5G) |
583c28e5 | 7353 | bp->phy_flags |= BNX2_PHY_FLAG_2_5G_CAPABLE; |
5b0c76ad | 7354 | } |
0d8a6571 MC |
7355 | bnx2_init_remote_phy(bp); |
7356 | ||
261dd5ca MC |
7357 | } else if (CHIP_NUM(bp) == CHIP_NUM_5706 || |
7358 | CHIP_NUM(bp) == CHIP_NUM_5708) | |
583c28e5 | 7359 | bp->phy_flags |= BNX2_PHY_FLAG_CRC_FIX; |
fb0c18bd MC |
7360 | else if (CHIP_NUM(bp) == CHIP_NUM_5709 && |
7361 | (CHIP_REV(bp) == CHIP_REV_Ax || | |
7362 | CHIP_REV(bp) == CHIP_REV_Bx)) | |
583c28e5 | 7363 | bp->phy_flags |= BNX2_PHY_FLAG_DIS_EARLY_DAC; |
b6016b76 | 7364 | |
16088272 MC |
7365 | if ((CHIP_ID(bp) == CHIP_ID_5708_A0) || |
7366 | (CHIP_ID(bp) == CHIP_ID_5708_B0) || | |
846f5c62 | 7367 | (CHIP_ID(bp) == CHIP_ID_5708_B1)) { |
f86e82fb | 7368 | bp->flags |= BNX2_FLAG_NO_WOL; |
846f5c62 MC |
7369 | bp->wol = 0; |
7370 | } | |
dda1e390 | 7371 | |
b6016b76 MC |
7372 | if (CHIP_ID(bp) == CHIP_ID_5706_A0) { |
7373 | bp->tx_quick_cons_trip_int = | |
7374 | bp->tx_quick_cons_trip; | |
7375 | bp->tx_ticks_int = bp->tx_ticks; | |
7376 | bp->rx_quick_cons_trip_int = | |
7377 | bp->rx_quick_cons_trip; | |
7378 | bp->rx_ticks_int = bp->rx_ticks; | |
7379 | bp->comp_prod_trip_int = bp->comp_prod_trip; | |
7380 | bp->com_ticks_int = bp->com_ticks; | |
7381 | bp->cmd_ticks_int = bp->cmd_ticks; | |
7382 | } | |
7383 | ||
f9317a40 MC |
7384 | /* Disable MSI on 5706 if AMD 8132 bridge is found. |
7385 | * | |
7386 | * MSI is defined to be 32-bit write. The 5706 does 64-bit MSI writes | |
7387 | * with byte enables disabled on the unused 32-bit word. This is legal | |
7388 | * but causes problems on the AMD 8132 which will eventually stop | |
7389 | * responding after a while. | |
7390 | * | |
7391 | * AMD believes this incompatibility is unique to the 5706, and | |
88187dfa | 7392 | * prefers to locally disable MSI rather than globally disabling it. |
f9317a40 MC |
7393 | */ |
7394 | if (CHIP_NUM(bp) == CHIP_NUM_5706 && disable_msi == 0) { | |
7395 | struct pci_dev *amd_8132 = NULL; | |
7396 | ||
7397 | while ((amd_8132 = pci_get_device(PCI_VENDOR_ID_AMD, | |
7398 | PCI_DEVICE_ID_AMD_8132_BRIDGE, | |
7399 | amd_8132))) { | |
f9317a40 | 7400 | |
44c10138 AK |
7401 | if (amd_8132->revision >= 0x10 && |
7402 | amd_8132->revision <= 0x13) { | |
f9317a40 MC |
7403 | disable_msi = 1; |
7404 | pci_dev_put(amd_8132); | |
7405 | break; | |
7406 | } | |
7407 | } | |
7408 | } | |
7409 | ||
deaf391b | 7410 | bnx2_set_default_link(bp); |
b6016b76 MC |
7411 | bp->req_flow_ctrl = FLOW_CTRL_RX | FLOW_CTRL_TX; |
7412 | ||
cd339a0e MC |
7413 | init_timer(&bp->timer); |
7414 | bp->timer.expires = RUN_AT(bp->timer_interval); | |
7415 | bp->timer.data = (unsigned long) bp; | |
7416 | bp->timer.function = bnx2_timer; | |
7417 | ||
b6016b76 MC |
7418 | return 0; |
7419 | ||
7420 | err_out_unmap: | |
7421 | if (bp->regview) { | |
7422 | iounmap(bp->regview); | |
73eef4cd | 7423 | bp->regview = NULL; |
b6016b76 MC |
7424 | } |
7425 | ||
7426 | err_out_release: | |
7427 | pci_release_regions(pdev); | |
7428 | ||
7429 | err_out_disable: | |
7430 | pci_disable_device(pdev); | |
7431 | pci_set_drvdata(pdev, NULL); | |
7432 | ||
7433 | err_out: | |
7434 | return rc; | |
7435 | } | |
7436 | ||
883e5151 MC |
7437 | static char * __devinit |
7438 | bnx2_bus_string(struct bnx2 *bp, char *str) | |
7439 | { | |
7440 | char *s = str; | |
7441 | ||
f86e82fb | 7442 | if (bp->flags & BNX2_FLAG_PCIE) { |
883e5151 MC |
7443 | s += sprintf(s, "PCI Express"); |
7444 | } else { | |
7445 | s += sprintf(s, "PCI"); | |
f86e82fb | 7446 | if (bp->flags & BNX2_FLAG_PCIX) |
883e5151 | 7447 | s += sprintf(s, "-X"); |
f86e82fb | 7448 | if (bp->flags & BNX2_FLAG_PCI_32BIT) |
883e5151 MC |
7449 | s += sprintf(s, " 32-bit"); |
7450 | else | |
7451 | s += sprintf(s, " 64-bit"); | |
7452 | s += sprintf(s, " %dMHz", bp->bus_speed_mhz); | |
7453 | } | |
7454 | return str; | |
7455 | } | |
7456 | ||
2ba582b7 | 7457 | static void __devinit |
35efa7c1 MC |
7458 | bnx2_init_napi(struct bnx2 *bp) |
7459 | { | |
b4b36042 MC |
7460 | int i; |
7461 | struct bnx2_napi *bnapi; | |
35efa7c1 | 7462 | |
b4b36042 MC |
7463 | for (i = 0; i < BNX2_MAX_MSIX_VEC; i++) { |
7464 | bnapi = &bp->bnx2_napi[i]; | |
7465 | bnapi->bp = bp; | |
7466 | } | |
7467 | netif_napi_add(bp->dev, &bp->bnx2_napi[0].napi, bnx2_poll, 64); | |
57851d84 MC |
7468 | netif_napi_add(bp->dev, &bp->bnx2_napi[BNX2_TX_VEC].napi, bnx2_tx_poll, |
7469 | 64); | |
35efa7c1 MC |
7470 | } |
7471 | ||
b6016b76 MC |
7472 | static int __devinit |
7473 | bnx2_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) | |
7474 | { | |
7475 | static int version_printed = 0; | |
7476 | struct net_device *dev = NULL; | |
7477 | struct bnx2 *bp; | |
0795af57 | 7478 | int rc; |
883e5151 | 7479 | char str[40]; |
0795af57 | 7480 | DECLARE_MAC_BUF(mac); |
b6016b76 MC |
7481 | |
7482 | if (version_printed++ == 0) | |
7483 | printk(KERN_INFO "%s", version); | |
7484 | ||
7485 | /* dev zeroed in init_etherdev */ | |
7486 | dev = alloc_etherdev(sizeof(*bp)); | |
7487 | ||
7488 | if (!dev) | |
7489 | return -ENOMEM; | |
7490 | ||
7491 | rc = bnx2_init_board(pdev, dev); | |
7492 | if (rc < 0) { | |
7493 | free_netdev(dev); | |
7494 | return rc; | |
7495 | } | |
7496 | ||
7497 | dev->open = bnx2_open; | |
7498 | dev->hard_start_xmit = bnx2_start_xmit; | |
7499 | dev->stop = bnx2_close; | |
7500 | dev->get_stats = bnx2_get_stats; | |
7501 | dev->set_multicast_list = bnx2_set_rx_mode; | |
7502 | dev->do_ioctl = bnx2_ioctl; | |
7503 | dev->set_mac_address = bnx2_change_mac_addr; | |
7504 | dev->change_mtu = bnx2_change_mtu; | |
7505 | dev->tx_timeout = bnx2_tx_timeout; | |
7506 | dev->watchdog_timeo = TX_TIMEOUT; | |
7507 | #ifdef BCM_VLAN | |
7508 | dev->vlan_rx_register = bnx2_vlan_rx_register; | |
b6016b76 | 7509 | #endif |
b6016b76 | 7510 | dev->ethtool_ops = &bnx2_ethtool_ops; |
b6016b76 | 7511 | |
972ec0d4 | 7512 | bp = netdev_priv(dev); |
35efa7c1 | 7513 | bnx2_init_napi(bp); |
b6016b76 MC |
7514 | |
7515 | #if defined(HAVE_POLL_CONTROLLER) || defined(CONFIG_NET_POLL_CONTROLLER) | |
7516 | dev->poll_controller = poll_bnx2; | |
7517 | #endif | |
7518 | ||
1b2f922f MC |
7519 | pci_set_drvdata(pdev, dev); |
7520 | ||
7521 | memcpy(dev->dev_addr, bp->mac_addr, 6); | |
7522 | memcpy(dev->perm_addr, bp->mac_addr, 6); | |
7523 | bp->name = board_info[ent->driver_data].name; | |
7524 | ||
d212f87b | 7525 | dev->features |= NETIF_F_IP_CSUM | NETIF_F_SG; |
4666f87a | 7526 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
d212f87b SH |
7527 | dev->features |= NETIF_F_IPV6_CSUM; |
7528 | ||
1b2f922f MC |
7529 | #ifdef BCM_VLAN |
7530 | dev->features |= NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_RX; | |
7531 | #endif | |
7532 | dev->features |= NETIF_F_TSO | NETIF_F_TSO_ECN; | |
4666f87a MC |
7533 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
7534 | dev->features |= NETIF_F_TSO6; | |
1b2f922f | 7535 | |
b6016b76 | 7536 | if ((rc = register_netdev(dev))) { |
9b91cf9d | 7537 | dev_err(&pdev->dev, "Cannot register net device\n"); |
b6016b76 MC |
7538 | if (bp->regview) |
7539 | iounmap(bp->regview); | |
7540 | pci_release_regions(pdev); | |
7541 | pci_disable_device(pdev); | |
7542 | pci_set_drvdata(pdev, NULL); | |
7543 | free_netdev(dev); | |
7544 | return rc; | |
7545 | } | |
7546 | ||
883e5151 | 7547 | printk(KERN_INFO "%s: %s (%c%d) %s found at mem %lx, " |
0795af57 | 7548 | "IRQ %d, node addr %s\n", |
b6016b76 MC |
7549 | dev->name, |
7550 | bp->name, | |
7551 | ((CHIP_ID(bp) & 0xf000) >> 12) + 'A', | |
7552 | ((CHIP_ID(bp) & 0x0ff0) >> 4), | |
883e5151 | 7553 | bnx2_bus_string(bp, str), |
b6016b76 | 7554 | dev->base_addr, |
0795af57 | 7555 | bp->pdev->irq, print_mac(mac, dev->dev_addr)); |
b6016b76 | 7556 | |
b6016b76 MC |
7557 | return 0; |
7558 | } | |
7559 | ||
7560 | static void __devexit | |
7561 | bnx2_remove_one(struct pci_dev *pdev) | |
7562 | { | |
7563 | struct net_device *dev = pci_get_drvdata(pdev); | |
972ec0d4 | 7564 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 7565 | |
afdc08b9 MC |
7566 | flush_scheduled_work(); |
7567 | ||
b6016b76 MC |
7568 | unregister_netdev(dev); |
7569 | ||
7570 | if (bp->regview) | |
7571 | iounmap(bp->regview); | |
7572 | ||
7573 | free_netdev(dev); | |
7574 | pci_release_regions(pdev); | |
7575 | pci_disable_device(pdev); | |
7576 | pci_set_drvdata(pdev, NULL); | |
7577 | } | |
7578 | ||
7579 | static int | |
829ca9a3 | 7580 | bnx2_suspend(struct pci_dev *pdev, pm_message_t state) |
b6016b76 MC |
7581 | { |
7582 | struct net_device *dev = pci_get_drvdata(pdev); | |
972ec0d4 | 7583 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
7584 | u32 reset_code; |
7585 | ||
6caebb02 MC |
7586 | /* PCI register 4 needs to be saved whether netif_running() or not. |
7587 | * MSI address and data need to be saved if using MSI and | |
7588 | * netif_running(). | |
7589 | */ | |
7590 | pci_save_state(pdev); | |
b6016b76 MC |
7591 | if (!netif_running(dev)) |
7592 | return 0; | |
7593 | ||
1d60290f | 7594 | flush_scheduled_work(); |
b6016b76 MC |
7595 | bnx2_netif_stop(bp); |
7596 | netif_device_detach(dev); | |
7597 | del_timer_sync(&bp->timer); | |
f86e82fb | 7598 | if (bp->flags & BNX2_FLAG_NO_WOL) |
6c4f095e | 7599 | reset_code = BNX2_DRV_MSG_CODE_UNLOAD_LNK_DN; |
dda1e390 | 7600 | else if (bp->wol) |
b6016b76 MC |
7601 | reset_code = BNX2_DRV_MSG_CODE_SUSPEND_WOL; |
7602 | else | |
7603 | reset_code = BNX2_DRV_MSG_CODE_SUSPEND_NO_WOL; | |
7604 | bnx2_reset_chip(bp, reset_code); | |
7605 | bnx2_free_skbs(bp); | |
829ca9a3 | 7606 | bnx2_set_power_state(bp, pci_choose_state(pdev, state)); |
b6016b76 MC |
7607 | return 0; |
7608 | } | |
7609 | ||
7610 | static int | |
7611 | bnx2_resume(struct pci_dev *pdev) | |
7612 | { | |
7613 | struct net_device *dev = pci_get_drvdata(pdev); | |
972ec0d4 | 7614 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 7615 | |
6caebb02 | 7616 | pci_restore_state(pdev); |
b6016b76 MC |
7617 | if (!netif_running(dev)) |
7618 | return 0; | |
7619 | ||
829ca9a3 | 7620 | bnx2_set_power_state(bp, PCI_D0); |
b6016b76 MC |
7621 | netif_device_attach(dev); |
7622 | bnx2_init_nic(bp); | |
7623 | bnx2_netif_start(bp); | |
7624 | return 0; | |
7625 | } | |
7626 | ||
7627 | static struct pci_driver bnx2_pci_driver = { | |
14ab9b86 PH |
7628 | .name = DRV_MODULE_NAME, |
7629 | .id_table = bnx2_pci_tbl, | |
7630 | .probe = bnx2_init_one, | |
7631 | .remove = __devexit_p(bnx2_remove_one), | |
7632 | .suspend = bnx2_suspend, | |
7633 | .resume = bnx2_resume, | |
b6016b76 MC |
7634 | }; |
7635 | ||
7636 | static int __init bnx2_init(void) | |
7637 | { | |
29917620 | 7638 | return pci_register_driver(&bnx2_pci_driver); |
b6016b76 MC |
7639 | } |
7640 | ||
7641 | static void __exit bnx2_cleanup(void) | |
7642 | { | |
7643 | pci_unregister_driver(&bnx2_pci_driver); | |
7644 | } | |
7645 | ||
7646 | module_init(bnx2_init); | |
7647 | module_exit(bnx2_cleanup); | |
7648 | ||
7649 | ||
7650 |