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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 ": " | |
8427f136 MC |
59 | #define DRV_MODULE_VERSION "1.7.7" |
60 | #define DRV_MODULE_RELDATE "June 17, 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>"); | |
8427f136 | 71 | MODULE_DESCRIPTION("Broadcom NetXtreme II BCM5706/5708/5709 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, |
7bb0a04f | 90 | BCM5716, |
b6016b76 MC |
91 | } board_t; |
92 | ||
93 | /* indexed by board_t, above */ | |
fefa8645 | 94 | static struct { |
b6016b76 MC |
95 | char *name; |
96 | } board_info[] __devinitdata = { | |
97 | { "Broadcom NetXtreme II BCM5706 1000Base-T" }, | |
98 | { "HP NC370T Multifunction Gigabit Server Adapter" }, | |
99 | { "HP NC370i Multifunction Gigabit Server Adapter" }, | |
100 | { "Broadcom NetXtreme II BCM5706 1000Base-SX" }, | |
101 | { "HP NC370F Multifunction Gigabit Server Adapter" }, | |
5b0c76ad MC |
102 | { "Broadcom NetXtreme II BCM5708 1000Base-T" }, |
103 | { "Broadcom NetXtreme II BCM5708 1000Base-SX" }, | |
bac0dff6 | 104 | { "Broadcom NetXtreme II BCM5709 1000Base-T" }, |
27a005b8 | 105 | { "Broadcom NetXtreme II BCM5709 1000Base-SX" }, |
7bb0a04f | 106 | { "Broadcom NetXtreme II BCM5716 1000Base-T" }, |
b6016b76 MC |
107 | }; |
108 | ||
7bb0a04f | 109 | static DEFINE_PCI_DEVICE_TABLE(bnx2_pci_tbl) = { |
b6016b76 MC |
110 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5706, |
111 | PCI_VENDOR_ID_HP, 0x3101, 0, 0, NC370T }, | |
112 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5706, | |
113 | PCI_VENDOR_ID_HP, 0x3106, 0, 0, NC370I }, | |
114 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5706, | |
115 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM5706 }, | |
5b0c76ad MC |
116 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5708, |
117 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM5708 }, | |
b6016b76 MC |
118 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5706S, |
119 | PCI_VENDOR_ID_HP, 0x3102, 0, 0, NC370F }, | |
120 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5706S, | |
121 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM5706S }, | |
5b0c76ad MC |
122 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5708S, |
123 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM5708S }, | |
bac0dff6 MC |
124 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5709, |
125 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM5709 }, | |
27a005b8 MC |
126 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5709S, |
127 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM5709S }, | |
7bb0a04f MC |
128 | { PCI_VENDOR_ID_BROADCOM, 0x163b, |
129 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM5716 }, | |
b6016b76 MC |
130 | { 0, } |
131 | }; | |
132 | ||
133 | static struct flash_spec flash_table[] = | |
134 | { | |
e30372c9 MC |
135 | #define BUFFERED_FLAGS (BNX2_NV_BUFFERED | BNX2_NV_TRANSLATE) |
136 | #define NONBUFFERED_FLAGS (BNX2_NV_WREN) | |
b6016b76 | 137 | /* Slow EEPROM */ |
37137709 | 138 | {0x00000000, 0x40830380, 0x009f0081, 0xa184a053, 0xaf000400, |
e30372c9 | 139 | BUFFERED_FLAGS, SEEPROM_PAGE_BITS, SEEPROM_PAGE_SIZE, |
b6016b76 MC |
140 | SEEPROM_BYTE_ADDR_MASK, SEEPROM_TOTAL_SIZE, |
141 | "EEPROM - slow"}, | |
37137709 MC |
142 | /* Expansion entry 0001 */ |
143 | {0x08000002, 0x4b808201, 0x00050081, 0x03840253, 0xaf020406, | |
e30372c9 | 144 | NONBUFFERED_FLAGS, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, |
37137709 MC |
145 | SAIFUN_FLASH_BYTE_ADDR_MASK, 0, |
146 | "Entry 0001"}, | |
b6016b76 MC |
147 | /* Saifun SA25F010 (non-buffered flash) */ |
148 | /* strap, cfg1, & write1 need updates */ | |
37137709 | 149 | {0x04000001, 0x47808201, 0x00050081, 0x03840253, 0xaf020406, |
e30372c9 | 150 | NONBUFFERED_FLAGS, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, |
b6016b76 MC |
151 | SAIFUN_FLASH_BYTE_ADDR_MASK, SAIFUN_FLASH_BASE_TOTAL_SIZE*2, |
152 | "Non-buffered flash (128kB)"}, | |
153 | /* Saifun SA25F020 (non-buffered flash) */ | |
154 | /* strap, cfg1, & write1 need updates */ | |
37137709 | 155 | {0x0c000003, 0x4f808201, 0x00050081, 0x03840253, 0xaf020406, |
e30372c9 | 156 | NONBUFFERED_FLAGS, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, |
b6016b76 MC |
157 | SAIFUN_FLASH_BYTE_ADDR_MASK, SAIFUN_FLASH_BASE_TOTAL_SIZE*4, |
158 | "Non-buffered flash (256kB)"}, | |
37137709 MC |
159 | /* Expansion entry 0100 */ |
160 | {0x11000000, 0x53808201, 0x00050081, 0x03840253, 0xaf020406, | |
e30372c9 | 161 | NONBUFFERED_FLAGS, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, |
37137709 MC |
162 | SAIFUN_FLASH_BYTE_ADDR_MASK, 0, |
163 | "Entry 0100"}, | |
164 | /* Entry 0101: ST M45PE10 (non-buffered flash, TetonII B0) */ | |
6aa20a22 | 165 | {0x19000002, 0x5b808201, 0x000500db, 0x03840253, 0xaf020406, |
e30372c9 | 166 | NONBUFFERED_FLAGS, ST_MICRO_FLASH_PAGE_BITS, ST_MICRO_FLASH_PAGE_SIZE, |
37137709 MC |
167 | ST_MICRO_FLASH_BYTE_ADDR_MASK, ST_MICRO_FLASH_BASE_TOTAL_SIZE*2, |
168 | "Entry 0101: ST M45PE10 (128kB non-bufferred)"}, | |
169 | /* Entry 0110: ST M45PE20 (non-buffered flash)*/ | |
170 | {0x15000001, 0x57808201, 0x000500db, 0x03840253, 0xaf020406, | |
e30372c9 | 171 | NONBUFFERED_FLAGS, ST_MICRO_FLASH_PAGE_BITS, ST_MICRO_FLASH_PAGE_SIZE, |
37137709 MC |
172 | ST_MICRO_FLASH_BYTE_ADDR_MASK, ST_MICRO_FLASH_BASE_TOTAL_SIZE*4, |
173 | "Entry 0110: ST M45PE20 (256kB non-bufferred)"}, | |
174 | /* Saifun SA25F005 (non-buffered flash) */ | |
175 | /* strap, cfg1, & write1 need updates */ | |
176 | {0x1d000003, 0x5f808201, 0x00050081, 0x03840253, 0xaf020406, | |
e30372c9 | 177 | NONBUFFERED_FLAGS, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, |
37137709 MC |
178 | SAIFUN_FLASH_BYTE_ADDR_MASK, SAIFUN_FLASH_BASE_TOTAL_SIZE, |
179 | "Non-buffered flash (64kB)"}, | |
180 | /* Fast EEPROM */ | |
181 | {0x22000000, 0x62808380, 0x009f0081, 0xa184a053, 0xaf000400, | |
e30372c9 | 182 | BUFFERED_FLAGS, SEEPROM_PAGE_BITS, SEEPROM_PAGE_SIZE, |
37137709 MC |
183 | SEEPROM_BYTE_ADDR_MASK, SEEPROM_TOTAL_SIZE, |
184 | "EEPROM - fast"}, | |
185 | /* Expansion entry 1001 */ | |
186 | {0x2a000002, 0x6b808201, 0x00050081, 0x03840253, 0xaf020406, | |
e30372c9 | 187 | NONBUFFERED_FLAGS, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, |
37137709 MC |
188 | SAIFUN_FLASH_BYTE_ADDR_MASK, 0, |
189 | "Entry 1001"}, | |
190 | /* Expansion entry 1010 */ | |
191 | {0x26000001, 0x67808201, 0x00050081, 0x03840253, 0xaf020406, | |
e30372c9 | 192 | NONBUFFERED_FLAGS, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, |
37137709 MC |
193 | SAIFUN_FLASH_BYTE_ADDR_MASK, 0, |
194 | "Entry 1010"}, | |
195 | /* ATMEL AT45DB011B (buffered flash) */ | |
196 | {0x2e000003, 0x6e808273, 0x00570081, 0x68848353, 0xaf000400, | |
e30372c9 | 197 | BUFFERED_FLAGS, BUFFERED_FLASH_PAGE_BITS, BUFFERED_FLASH_PAGE_SIZE, |
37137709 MC |
198 | BUFFERED_FLASH_BYTE_ADDR_MASK, BUFFERED_FLASH_TOTAL_SIZE, |
199 | "Buffered flash (128kB)"}, | |
200 | /* Expansion entry 1100 */ | |
201 | {0x33000000, 0x73808201, 0x00050081, 0x03840253, 0xaf020406, | |
e30372c9 | 202 | NONBUFFERED_FLAGS, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, |
37137709 MC |
203 | SAIFUN_FLASH_BYTE_ADDR_MASK, 0, |
204 | "Entry 1100"}, | |
205 | /* Expansion entry 1101 */ | |
206 | {0x3b000002, 0x7b808201, 0x00050081, 0x03840253, 0xaf020406, | |
e30372c9 | 207 | NONBUFFERED_FLAGS, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, |
37137709 MC |
208 | SAIFUN_FLASH_BYTE_ADDR_MASK, 0, |
209 | "Entry 1101"}, | |
210 | /* Ateml Expansion entry 1110 */ | |
211 | {0x37000001, 0x76808273, 0x00570081, 0x68848353, 0xaf000400, | |
e30372c9 | 212 | BUFFERED_FLAGS, BUFFERED_FLASH_PAGE_BITS, BUFFERED_FLASH_PAGE_SIZE, |
37137709 MC |
213 | BUFFERED_FLASH_BYTE_ADDR_MASK, 0, |
214 | "Entry 1110 (Atmel)"}, | |
215 | /* ATMEL AT45DB021B (buffered flash) */ | |
216 | {0x3f000003, 0x7e808273, 0x00570081, 0x68848353, 0xaf000400, | |
e30372c9 | 217 | BUFFERED_FLAGS, BUFFERED_FLASH_PAGE_BITS, BUFFERED_FLASH_PAGE_SIZE, |
37137709 MC |
218 | BUFFERED_FLASH_BYTE_ADDR_MASK, BUFFERED_FLASH_TOTAL_SIZE*2, |
219 | "Buffered flash (256kB)"}, | |
b6016b76 MC |
220 | }; |
221 | ||
e30372c9 MC |
222 | static struct flash_spec flash_5709 = { |
223 | .flags = BNX2_NV_BUFFERED, | |
224 | .page_bits = BCM5709_FLASH_PAGE_BITS, | |
225 | .page_size = BCM5709_FLASH_PAGE_SIZE, | |
226 | .addr_mask = BCM5709_FLASH_BYTE_ADDR_MASK, | |
227 | .total_size = BUFFERED_FLASH_TOTAL_SIZE*2, | |
228 | .name = "5709 Buffered flash (256kB)", | |
229 | }; | |
230 | ||
b6016b76 MC |
231 | MODULE_DEVICE_TABLE(pci, bnx2_pci_tbl); |
232 | ||
35e9010b | 233 | static inline u32 bnx2_tx_avail(struct bnx2 *bp, struct bnx2_tx_ring_info *txr) |
e89bbf10 | 234 | { |
2f8af120 | 235 | u32 diff; |
e89bbf10 | 236 | |
2f8af120 | 237 | smp_mb(); |
faac9c4b MC |
238 | |
239 | /* The ring uses 256 indices for 255 entries, one of them | |
240 | * needs to be skipped. | |
241 | */ | |
35e9010b | 242 | diff = txr->tx_prod - txr->tx_cons; |
faac9c4b MC |
243 | if (unlikely(diff >= TX_DESC_CNT)) { |
244 | diff &= 0xffff; | |
245 | if (diff == TX_DESC_CNT) | |
246 | diff = MAX_TX_DESC_CNT; | |
247 | } | |
e89bbf10 MC |
248 | return (bp->tx_ring_size - diff); |
249 | } | |
250 | ||
b6016b76 MC |
251 | static u32 |
252 | bnx2_reg_rd_ind(struct bnx2 *bp, u32 offset) | |
253 | { | |
1b8227c4 MC |
254 | u32 val; |
255 | ||
256 | spin_lock_bh(&bp->indirect_lock); | |
b6016b76 | 257 | REG_WR(bp, BNX2_PCICFG_REG_WINDOW_ADDRESS, offset); |
1b8227c4 MC |
258 | val = REG_RD(bp, BNX2_PCICFG_REG_WINDOW); |
259 | spin_unlock_bh(&bp->indirect_lock); | |
260 | return val; | |
b6016b76 MC |
261 | } |
262 | ||
263 | static void | |
264 | bnx2_reg_wr_ind(struct bnx2 *bp, u32 offset, u32 val) | |
265 | { | |
1b8227c4 | 266 | spin_lock_bh(&bp->indirect_lock); |
b6016b76 MC |
267 | REG_WR(bp, BNX2_PCICFG_REG_WINDOW_ADDRESS, offset); |
268 | REG_WR(bp, BNX2_PCICFG_REG_WINDOW, val); | |
1b8227c4 | 269 | spin_unlock_bh(&bp->indirect_lock); |
b6016b76 MC |
270 | } |
271 | ||
2726d6e1 MC |
272 | static void |
273 | bnx2_shmem_wr(struct bnx2 *bp, u32 offset, u32 val) | |
274 | { | |
275 | bnx2_reg_wr_ind(bp, bp->shmem_base + offset, val); | |
276 | } | |
277 | ||
278 | static u32 | |
279 | bnx2_shmem_rd(struct bnx2 *bp, u32 offset) | |
280 | { | |
281 | return (bnx2_reg_rd_ind(bp, bp->shmem_base + offset)); | |
282 | } | |
283 | ||
b6016b76 MC |
284 | static void |
285 | bnx2_ctx_wr(struct bnx2 *bp, u32 cid_addr, u32 offset, u32 val) | |
286 | { | |
287 | offset += cid_addr; | |
1b8227c4 | 288 | spin_lock_bh(&bp->indirect_lock); |
59b47d8a MC |
289 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
290 | int i; | |
291 | ||
292 | REG_WR(bp, BNX2_CTX_CTX_DATA, val); | |
293 | REG_WR(bp, BNX2_CTX_CTX_CTRL, | |
294 | offset | BNX2_CTX_CTX_CTRL_WRITE_REQ); | |
295 | for (i = 0; i < 5; i++) { | |
296 | u32 val; | |
297 | val = REG_RD(bp, BNX2_CTX_CTX_CTRL); | |
298 | if ((val & BNX2_CTX_CTX_CTRL_WRITE_REQ) == 0) | |
299 | break; | |
300 | udelay(5); | |
301 | } | |
302 | } else { | |
303 | REG_WR(bp, BNX2_CTX_DATA_ADR, offset); | |
304 | REG_WR(bp, BNX2_CTX_DATA, val); | |
305 | } | |
1b8227c4 | 306 | spin_unlock_bh(&bp->indirect_lock); |
b6016b76 MC |
307 | } |
308 | ||
309 | static int | |
310 | bnx2_read_phy(struct bnx2 *bp, u32 reg, u32 *val) | |
311 | { | |
312 | u32 val1; | |
313 | int i, ret; | |
314 | ||
583c28e5 | 315 | if (bp->phy_flags & BNX2_PHY_FLAG_INT_MODE_AUTO_POLLING) { |
b6016b76 MC |
316 | val1 = REG_RD(bp, BNX2_EMAC_MDIO_MODE); |
317 | val1 &= ~BNX2_EMAC_MDIO_MODE_AUTO_POLL; | |
318 | ||
319 | REG_WR(bp, BNX2_EMAC_MDIO_MODE, val1); | |
320 | REG_RD(bp, BNX2_EMAC_MDIO_MODE); | |
321 | ||
322 | udelay(40); | |
323 | } | |
324 | ||
325 | val1 = (bp->phy_addr << 21) | (reg << 16) | | |
326 | BNX2_EMAC_MDIO_COMM_COMMAND_READ | BNX2_EMAC_MDIO_COMM_DISEXT | | |
327 | BNX2_EMAC_MDIO_COMM_START_BUSY; | |
328 | REG_WR(bp, BNX2_EMAC_MDIO_COMM, val1); | |
329 | ||
330 | for (i = 0; i < 50; i++) { | |
331 | udelay(10); | |
332 | ||
333 | val1 = REG_RD(bp, BNX2_EMAC_MDIO_COMM); | |
334 | if (!(val1 & BNX2_EMAC_MDIO_COMM_START_BUSY)) { | |
335 | udelay(5); | |
336 | ||
337 | val1 = REG_RD(bp, BNX2_EMAC_MDIO_COMM); | |
338 | val1 &= BNX2_EMAC_MDIO_COMM_DATA; | |
339 | ||
340 | break; | |
341 | } | |
342 | } | |
343 | ||
344 | if (val1 & BNX2_EMAC_MDIO_COMM_START_BUSY) { | |
345 | *val = 0x0; | |
346 | ret = -EBUSY; | |
347 | } | |
348 | else { | |
349 | *val = val1; | |
350 | ret = 0; | |
351 | } | |
352 | ||
583c28e5 | 353 | if (bp->phy_flags & BNX2_PHY_FLAG_INT_MODE_AUTO_POLLING) { |
b6016b76 MC |
354 | val1 = REG_RD(bp, BNX2_EMAC_MDIO_MODE); |
355 | val1 |= BNX2_EMAC_MDIO_MODE_AUTO_POLL; | |
356 | ||
357 | REG_WR(bp, BNX2_EMAC_MDIO_MODE, val1); | |
358 | REG_RD(bp, BNX2_EMAC_MDIO_MODE); | |
359 | ||
360 | udelay(40); | |
361 | } | |
362 | ||
363 | return ret; | |
364 | } | |
365 | ||
366 | static int | |
367 | bnx2_write_phy(struct bnx2 *bp, u32 reg, u32 val) | |
368 | { | |
369 | u32 val1; | |
370 | int i, ret; | |
371 | ||
583c28e5 | 372 | if (bp->phy_flags & BNX2_PHY_FLAG_INT_MODE_AUTO_POLLING) { |
b6016b76 MC |
373 | val1 = REG_RD(bp, BNX2_EMAC_MDIO_MODE); |
374 | val1 &= ~BNX2_EMAC_MDIO_MODE_AUTO_POLL; | |
375 | ||
376 | REG_WR(bp, BNX2_EMAC_MDIO_MODE, val1); | |
377 | REG_RD(bp, BNX2_EMAC_MDIO_MODE); | |
378 | ||
379 | udelay(40); | |
380 | } | |
381 | ||
382 | val1 = (bp->phy_addr << 21) | (reg << 16) | val | | |
383 | BNX2_EMAC_MDIO_COMM_COMMAND_WRITE | | |
384 | BNX2_EMAC_MDIO_COMM_START_BUSY | BNX2_EMAC_MDIO_COMM_DISEXT; | |
385 | REG_WR(bp, BNX2_EMAC_MDIO_COMM, val1); | |
6aa20a22 | 386 | |
b6016b76 MC |
387 | for (i = 0; i < 50; i++) { |
388 | udelay(10); | |
389 | ||
390 | val1 = REG_RD(bp, BNX2_EMAC_MDIO_COMM); | |
391 | if (!(val1 & BNX2_EMAC_MDIO_COMM_START_BUSY)) { | |
392 | udelay(5); | |
393 | break; | |
394 | } | |
395 | } | |
396 | ||
397 | if (val1 & BNX2_EMAC_MDIO_COMM_START_BUSY) | |
398 | ret = -EBUSY; | |
399 | else | |
400 | ret = 0; | |
401 | ||
583c28e5 | 402 | if (bp->phy_flags & BNX2_PHY_FLAG_INT_MODE_AUTO_POLLING) { |
b6016b76 MC |
403 | val1 = REG_RD(bp, BNX2_EMAC_MDIO_MODE); |
404 | val1 |= BNX2_EMAC_MDIO_MODE_AUTO_POLL; | |
405 | ||
406 | REG_WR(bp, BNX2_EMAC_MDIO_MODE, val1); | |
407 | REG_RD(bp, BNX2_EMAC_MDIO_MODE); | |
408 | ||
409 | udelay(40); | |
410 | } | |
411 | ||
412 | return ret; | |
413 | } | |
414 | ||
415 | static void | |
416 | bnx2_disable_int(struct bnx2 *bp) | |
417 | { | |
b4b36042 MC |
418 | int i; |
419 | struct bnx2_napi *bnapi; | |
420 | ||
421 | for (i = 0; i < bp->irq_nvecs; i++) { | |
422 | bnapi = &bp->bnx2_napi[i]; | |
423 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, bnapi->int_num | | |
424 | BNX2_PCICFG_INT_ACK_CMD_MASK_INT); | |
425 | } | |
b6016b76 MC |
426 | REG_RD(bp, BNX2_PCICFG_INT_ACK_CMD); |
427 | } | |
428 | ||
429 | static void | |
430 | bnx2_enable_int(struct bnx2 *bp) | |
431 | { | |
b4b36042 MC |
432 | int i; |
433 | struct bnx2_napi *bnapi; | |
35efa7c1 | 434 | |
b4b36042 MC |
435 | for (i = 0; i < bp->irq_nvecs; i++) { |
436 | bnapi = &bp->bnx2_napi[i]; | |
1269a8a6 | 437 | |
b4b36042 MC |
438 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, bnapi->int_num | |
439 | BNX2_PCICFG_INT_ACK_CMD_INDEX_VALID | | |
440 | BNX2_PCICFG_INT_ACK_CMD_MASK_INT | | |
441 | bnapi->last_status_idx); | |
b6016b76 | 442 | |
b4b36042 MC |
443 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, bnapi->int_num | |
444 | BNX2_PCICFG_INT_ACK_CMD_INDEX_VALID | | |
445 | bnapi->last_status_idx); | |
446 | } | |
bf5295bb | 447 | REG_WR(bp, BNX2_HC_COMMAND, bp->hc_cmd | BNX2_HC_COMMAND_COAL_NOW); |
b6016b76 MC |
448 | } |
449 | ||
450 | static void | |
451 | bnx2_disable_int_sync(struct bnx2 *bp) | |
452 | { | |
b4b36042 MC |
453 | int i; |
454 | ||
b6016b76 MC |
455 | atomic_inc(&bp->intr_sem); |
456 | bnx2_disable_int(bp); | |
b4b36042 MC |
457 | for (i = 0; i < bp->irq_nvecs; i++) |
458 | synchronize_irq(bp->irq_tbl[i].vector); | |
b6016b76 MC |
459 | } |
460 | ||
35efa7c1 MC |
461 | static void |
462 | bnx2_napi_disable(struct bnx2 *bp) | |
463 | { | |
b4b36042 MC |
464 | int i; |
465 | ||
466 | for (i = 0; i < bp->irq_nvecs; i++) | |
467 | napi_disable(&bp->bnx2_napi[i].napi); | |
35efa7c1 MC |
468 | } |
469 | ||
470 | static void | |
471 | bnx2_napi_enable(struct bnx2 *bp) | |
472 | { | |
b4b36042 MC |
473 | int i; |
474 | ||
475 | for (i = 0; i < bp->irq_nvecs; i++) | |
476 | napi_enable(&bp->bnx2_napi[i].napi); | |
35efa7c1 MC |
477 | } |
478 | ||
b6016b76 MC |
479 | static void |
480 | bnx2_netif_stop(struct bnx2 *bp) | |
481 | { | |
482 | bnx2_disable_int_sync(bp); | |
483 | if (netif_running(bp->dev)) { | |
35efa7c1 | 484 | bnx2_napi_disable(bp); |
b6016b76 MC |
485 | netif_tx_disable(bp->dev); |
486 | bp->dev->trans_start = jiffies; /* prevent tx timeout */ | |
487 | } | |
488 | } | |
489 | ||
490 | static void | |
491 | bnx2_netif_start(struct bnx2 *bp) | |
492 | { | |
493 | if (atomic_dec_and_test(&bp->intr_sem)) { | |
494 | if (netif_running(bp->dev)) { | |
495 | netif_wake_queue(bp->dev); | |
35efa7c1 | 496 | bnx2_napi_enable(bp); |
b6016b76 MC |
497 | bnx2_enable_int(bp); |
498 | } | |
499 | } | |
500 | } | |
501 | ||
35e9010b MC |
502 | static void |
503 | bnx2_free_tx_mem(struct bnx2 *bp) | |
504 | { | |
505 | int i; | |
506 | ||
507 | for (i = 0; i < bp->num_tx_rings; i++) { | |
508 | struct bnx2_napi *bnapi = &bp->bnx2_napi[i]; | |
509 | struct bnx2_tx_ring_info *txr = &bnapi->tx_ring; | |
510 | ||
511 | if (txr->tx_desc_ring) { | |
512 | pci_free_consistent(bp->pdev, TXBD_RING_SIZE, | |
513 | txr->tx_desc_ring, | |
514 | txr->tx_desc_mapping); | |
515 | txr->tx_desc_ring = NULL; | |
516 | } | |
517 | kfree(txr->tx_buf_ring); | |
518 | txr->tx_buf_ring = NULL; | |
519 | } | |
520 | } | |
521 | ||
bb4f98ab MC |
522 | static void |
523 | bnx2_free_rx_mem(struct bnx2 *bp) | |
524 | { | |
525 | int i; | |
526 | ||
527 | for (i = 0; i < bp->num_rx_rings; i++) { | |
528 | struct bnx2_napi *bnapi = &bp->bnx2_napi[i]; | |
529 | struct bnx2_rx_ring_info *rxr = &bnapi->rx_ring; | |
530 | int j; | |
531 | ||
532 | for (j = 0; j < bp->rx_max_ring; j++) { | |
533 | if (rxr->rx_desc_ring[j]) | |
534 | pci_free_consistent(bp->pdev, RXBD_RING_SIZE, | |
535 | rxr->rx_desc_ring[j], | |
536 | rxr->rx_desc_mapping[j]); | |
537 | rxr->rx_desc_ring[j] = NULL; | |
538 | } | |
539 | if (rxr->rx_buf_ring) | |
540 | vfree(rxr->rx_buf_ring); | |
541 | rxr->rx_buf_ring = NULL; | |
542 | ||
543 | for (j = 0; j < bp->rx_max_pg_ring; j++) { | |
544 | if (rxr->rx_pg_desc_ring[j]) | |
545 | pci_free_consistent(bp->pdev, RXBD_RING_SIZE, | |
546 | rxr->rx_pg_desc_ring[i], | |
547 | rxr->rx_pg_desc_mapping[i]); | |
548 | rxr->rx_pg_desc_ring[i] = NULL; | |
549 | } | |
550 | if (rxr->rx_pg_ring) | |
551 | vfree(rxr->rx_pg_ring); | |
552 | rxr->rx_pg_ring = NULL; | |
553 | } | |
554 | } | |
555 | ||
35e9010b MC |
556 | static int |
557 | bnx2_alloc_tx_mem(struct bnx2 *bp) | |
558 | { | |
559 | int i; | |
560 | ||
561 | for (i = 0; i < bp->num_tx_rings; i++) { | |
562 | struct bnx2_napi *bnapi = &bp->bnx2_napi[i]; | |
563 | struct bnx2_tx_ring_info *txr = &bnapi->tx_ring; | |
564 | ||
565 | txr->tx_buf_ring = kzalloc(SW_TXBD_RING_SIZE, GFP_KERNEL); | |
566 | if (txr->tx_buf_ring == NULL) | |
567 | return -ENOMEM; | |
568 | ||
569 | txr->tx_desc_ring = | |
570 | pci_alloc_consistent(bp->pdev, TXBD_RING_SIZE, | |
571 | &txr->tx_desc_mapping); | |
572 | if (txr->tx_desc_ring == NULL) | |
573 | return -ENOMEM; | |
574 | } | |
575 | return 0; | |
576 | } | |
577 | ||
bb4f98ab MC |
578 | static int |
579 | bnx2_alloc_rx_mem(struct bnx2 *bp) | |
580 | { | |
581 | int i; | |
582 | ||
583 | for (i = 0; i < bp->num_rx_rings; i++) { | |
584 | struct bnx2_napi *bnapi = &bp->bnx2_napi[i]; | |
585 | struct bnx2_rx_ring_info *rxr = &bnapi->rx_ring; | |
586 | int j; | |
587 | ||
588 | rxr->rx_buf_ring = | |
589 | vmalloc(SW_RXBD_RING_SIZE * bp->rx_max_ring); | |
590 | if (rxr->rx_buf_ring == NULL) | |
591 | return -ENOMEM; | |
592 | ||
593 | memset(rxr->rx_buf_ring, 0, | |
594 | SW_RXBD_RING_SIZE * bp->rx_max_ring); | |
595 | ||
596 | for (j = 0; j < bp->rx_max_ring; j++) { | |
597 | rxr->rx_desc_ring[j] = | |
598 | pci_alloc_consistent(bp->pdev, RXBD_RING_SIZE, | |
599 | &rxr->rx_desc_mapping[j]); | |
600 | if (rxr->rx_desc_ring[j] == NULL) | |
601 | return -ENOMEM; | |
602 | ||
603 | } | |
604 | ||
605 | if (bp->rx_pg_ring_size) { | |
606 | rxr->rx_pg_ring = vmalloc(SW_RXPG_RING_SIZE * | |
607 | bp->rx_max_pg_ring); | |
608 | if (rxr->rx_pg_ring == NULL) | |
609 | return -ENOMEM; | |
610 | ||
611 | memset(rxr->rx_pg_ring, 0, SW_RXPG_RING_SIZE * | |
612 | bp->rx_max_pg_ring); | |
613 | } | |
614 | ||
615 | for (j = 0; j < bp->rx_max_pg_ring; j++) { | |
616 | rxr->rx_pg_desc_ring[j] = | |
617 | pci_alloc_consistent(bp->pdev, RXBD_RING_SIZE, | |
618 | &rxr->rx_pg_desc_mapping[j]); | |
619 | if (rxr->rx_pg_desc_ring[j] == NULL) | |
620 | return -ENOMEM; | |
621 | ||
622 | } | |
623 | } | |
624 | return 0; | |
625 | } | |
626 | ||
b6016b76 MC |
627 | static void |
628 | bnx2_free_mem(struct bnx2 *bp) | |
629 | { | |
13daffa2 | 630 | int i; |
43e80b89 | 631 | struct bnx2_napi *bnapi = &bp->bnx2_napi[0]; |
13daffa2 | 632 | |
35e9010b | 633 | bnx2_free_tx_mem(bp); |
bb4f98ab | 634 | bnx2_free_rx_mem(bp); |
35e9010b | 635 | |
59b47d8a MC |
636 | for (i = 0; i < bp->ctx_pages; i++) { |
637 | if (bp->ctx_blk[i]) { | |
638 | pci_free_consistent(bp->pdev, BCM_PAGE_SIZE, | |
639 | bp->ctx_blk[i], | |
640 | bp->ctx_blk_mapping[i]); | |
641 | bp->ctx_blk[i] = NULL; | |
642 | } | |
643 | } | |
43e80b89 | 644 | if (bnapi->status_blk.msi) { |
0f31f994 | 645 | pci_free_consistent(bp->pdev, bp->status_stats_size, |
43e80b89 MC |
646 | bnapi->status_blk.msi, |
647 | bp->status_blk_mapping); | |
648 | bnapi->status_blk.msi = NULL; | |
0f31f994 | 649 | bp->stats_blk = NULL; |
b6016b76 | 650 | } |
b6016b76 MC |
651 | } |
652 | ||
653 | static int | |
654 | bnx2_alloc_mem(struct bnx2 *bp) | |
655 | { | |
35e9010b | 656 | int i, status_blk_size, err; |
43e80b89 MC |
657 | struct bnx2_napi *bnapi; |
658 | void *status_blk; | |
b6016b76 | 659 | |
0f31f994 MC |
660 | /* Combine status and statistics blocks into one allocation. */ |
661 | status_blk_size = L1_CACHE_ALIGN(sizeof(struct status_block)); | |
f86e82fb | 662 | if (bp->flags & BNX2_FLAG_MSIX_CAP) |
b4b36042 MC |
663 | status_blk_size = L1_CACHE_ALIGN(BNX2_MAX_MSIX_HW_VEC * |
664 | BNX2_SBLK_MSIX_ALIGN_SIZE); | |
0f31f994 MC |
665 | bp->status_stats_size = status_blk_size + |
666 | sizeof(struct statistics_block); | |
667 | ||
43e80b89 MC |
668 | status_blk = pci_alloc_consistent(bp->pdev, bp->status_stats_size, |
669 | &bp->status_blk_mapping); | |
670 | if (status_blk == NULL) | |
b6016b76 MC |
671 | goto alloc_mem_err; |
672 | ||
43e80b89 | 673 | memset(status_blk, 0, bp->status_stats_size); |
b6016b76 | 674 | |
43e80b89 MC |
675 | bnapi = &bp->bnx2_napi[0]; |
676 | bnapi->status_blk.msi = status_blk; | |
677 | bnapi->hw_tx_cons_ptr = | |
678 | &bnapi->status_blk.msi->status_tx_quick_consumer_index0; | |
679 | bnapi->hw_rx_cons_ptr = | |
680 | &bnapi->status_blk.msi->status_rx_quick_consumer_index0; | |
f86e82fb | 681 | if (bp->flags & BNX2_FLAG_MSIX_CAP) { |
b4b36042 | 682 | for (i = 1; i < BNX2_MAX_MSIX_VEC; i++) { |
43e80b89 MC |
683 | struct status_block_msix *sblk; |
684 | ||
685 | bnapi = &bp->bnx2_napi[i]; | |
b4b36042 | 686 | |
43e80b89 MC |
687 | sblk = (void *) (status_blk + |
688 | BNX2_SBLK_MSIX_ALIGN_SIZE * i); | |
689 | bnapi->status_blk.msix = sblk; | |
690 | bnapi->hw_tx_cons_ptr = | |
691 | &sblk->status_tx_quick_consumer_index; | |
692 | bnapi->hw_rx_cons_ptr = | |
693 | &sblk->status_rx_quick_consumer_index; | |
b4b36042 MC |
694 | bnapi->int_num = i << 24; |
695 | } | |
696 | } | |
35efa7c1 | 697 | |
43e80b89 | 698 | bp->stats_blk = status_blk + status_blk_size; |
b6016b76 | 699 | |
0f31f994 | 700 | bp->stats_blk_mapping = bp->status_blk_mapping + status_blk_size; |
b6016b76 | 701 | |
59b47d8a MC |
702 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
703 | bp->ctx_pages = 0x2000 / BCM_PAGE_SIZE; | |
704 | if (bp->ctx_pages == 0) | |
705 | bp->ctx_pages = 1; | |
706 | for (i = 0; i < bp->ctx_pages; i++) { | |
707 | bp->ctx_blk[i] = pci_alloc_consistent(bp->pdev, | |
708 | BCM_PAGE_SIZE, | |
709 | &bp->ctx_blk_mapping[i]); | |
710 | if (bp->ctx_blk[i] == NULL) | |
711 | goto alloc_mem_err; | |
712 | } | |
713 | } | |
35e9010b | 714 | |
bb4f98ab MC |
715 | err = bnx2_alloc_rx_mem(bp); |
716 | if (err) | |
717 | goto alloc_mem_err; | |
718 | ||
35e9010b MC |
719 | err = bnx2_alloc_tx_mem(bp); |
720 | if (err) | |
721 | goto alloc_mem_err; | |
722 | ||
b6016b76 MC |
723 | return 0; |
724 | ||
725 | alloc_mem_err: | |
726 | bnx2_free_mem(bp); | |
727 | return -ENOMEM; | |
728 | } | |
729 | ||
e3648b3d MC |
730 | static void |
731 | bnx2_report_fw_link(struct bnx2 *bp) | |
732 | { | |
733 | u32 fw_link_status = 0; | |
734 | ||
583c28e5 | 735 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) |
0d8a6571 MC |
736 | return; |
737 | ||
e3648b3d MC |
738 | if (bp->link_up) { |
739 | u32 bmsr; | |
740 | ||
741 | switch (bp->line_speed) { | |
742 | case SPEED_10: | |
743 | if (bp->duplex == DUPLEX_HALF) | |
744 | fw_link_status = BNX2_LINK_STATUS_10HALF; | |
745 | else | |
746 | fw_link_status = BNX2_LINK_STATUS_10FULL; | |
747 | break; | |
748 | case SPEED_100: | |
749 | if (bp->duplex == DUPLEX_HALF) | |
750 | fw_link_status = BNX2_LINK_STATUS_100HALF; | |
751 | else | |
752 | fw_link_status = BNX2_LINK_STATUS_100FULL; | |
753 | break; | |
754 | case SPEED_1000: | |
755 | if (bp->duplex == DUPLEX_HALF) | |
756 | fw_link_status = BNX2_LINK_STATUS_1000HALF; | |
757 | else | |
758 | fw_link_status = BNX2_LINK_STATUS_1000FULL; | |
759 | break; | |
760 | case SPEED_2500: | |
761 | if (bp->duplex == DUPLEX_HALF) | |
762 | fw_link_status = BNX2_LINK_STATUS_2500HALF; | |
763 | else | |
764 | fw_link_status = BNX2_LINK_STATUS_2500FULL; | |
765 | break; | |
766 | } | |
767 | ||
768 | fw_link_status |= BNX2_LINK_STATUS_LINK_UP; | |
769 | ||
770 | if (bp->autoneg) { | |
771 | fw_link_status |= BNX2_LINK_STATUS_AN_ENABLED; | |
772 | ||
ca58c3af MC |
773 | bnx2_read_phy(bp, bp->mii_bmsr, &bmsr); |
774 | bnx2_read_phy(bp, bp->mii_bmsr, &bmsr); | |
e3648b3d MC |
775 | |
776 | if (!(bmsr & BMSR_ANEGCOMPLETE) || | |
583c28e5 | 777 | bp->phy_flags & BNX2_PHY_FLAG_PARALLEL_DETECT) |
e3648b3d MC |
778 | fw_link_status |= BNX2_LINK_STATUS_PARALLEL_DET; |
779 | else | |
780 | fw_link_status |= BNX2_LINK_STATUS_AN_COMPLETE; | |
781 | } | |
782 | } | |
783 | else | |
784 | fw_link_status = BNX2_LINK_STATUS_LINK_DOWN; | |
785 | ||
2726d6e1 | 786 | bnx2_shmem_wr(bp, BNX2_LINK_STATUS, fw_link_status); |
e3648b3d MC |
787 | } |
788 | ||
9b1084b8 MC |
789 | static char * |
790 | bnx2_xceiver_str(struct bnx2 *bp) | |
791 | { | |
792 | return ((bp->phy_port == PORT_FIBRE) ? "SerDes" : | |
583c28e5 | 793 | ((bp->phy_flags & BNX2_PHY_FLAG_SERDES) ? "Remote Copper" : |
9b1084b8 MC |
794 | "Copper")); |
795 | } | |
796 | ||
b6016b76 MC |
797 | static void |
798 | bnx2_report_link(struct bnx2 *bp) | |
799 | { | |
800 | if (bp->link_up) { | |
801 | netif_carrier_on(bp->dev); | |
9b1084b8 MC |
802 | printk(KERN_INFO PFX "%s NIC %s Link is Up, ", bp->dev->name, |
803 | bnx2_xceiver_str(bp)); | |
b6016b76 MC |
804 | |
805 | printk("%d Mbps ", bp->line_speed); | |
806 | ||
807 | if (bp->duplex == DUPLEX_FULL) | |
808 | printk("full duplex"); | |
809 | else | |
810 | printk("half duplex"); | |
811 | ||
812 | if (bp->flow_ctrl) { | |
813 | if (bp->flow_ctrl & FLOW_CTRL_RX) { | |
814 | printk(", receive "); | |
815 | if (bp->flow_ctrl & FLOW_CTRL_TX) | |
816 | printk("& transmit "); | |
817 | } | |
818 | else { | |
819 | printk(", transmit "); | |
820 | } | |
821 | printk("flow control ON"); | |
822 | } | |
823 | printk("\n"); | |
824 | } | |
825 | else { | |
826 | netif_carrier_off(bp->dev); | |
9b1084b8 MC |
827 | printk(KERN_ERR PFX "%s NIC %s Link is Down\n", bp->dev->name, |
828 | bnx2_xceiver_str(bp)); | |
b6016b76 | 829 | } |
e3648b3d MC |
830 | |
831 | bnx2_report_fw_link(bp); | |
b6016b76 MC |
832 | } |
833 | ||
834 | static void | |
835 | bnx2_resolve_flow_ctrl(struct bnx2 *bp) | |
836 | { | |
837 | u32 local_adv, remote_adv; | |
838 | ||
839 | bp->flow_ctrl = 0; | |
6aa20a22 | 840 | if ((bp->autoneg & (AUTONEG_SPEED | AUTONEG_FLOW_CTRL)) != |
b6016b76 MC |
841 | (AUTONEG_SPEED | AUTONEG_FLOW_CTRL)) { |
842 | ||
843 | if (bp->duplex == DUPLEX_FULL) { | |
844 | bp->flow_ctrl = bp->req_flow_ctrl; | |
845 | } | |
846 | return; | |
847 | } | |
848 | ||
849 | if (bp->duplex != DUPLEX_FULL) { | |
850 | return; | |
851 | } | |
852 | ||
583c28e5 | 853 | if ((bp->phy_flags & BNX2_PHY_FLAG_SERDES) && |
5b0c76ad MC |
854 | (CHIP_NUM(bp) == CHIP_NUM_5708)) { |
855 | u32 val; | |
856 | ||
857 | bnx2_read_phy(bp, BCM5708S_1000X_STAT1, &val); | |
858 | if (val & BCM5708S_1000X_STAT1_TX_PAUSE) | |
859 | bp->flow_ctrl |= FLOW_CTRL_TX; | |
860 | if (val & BCM5708S_1000X_STAT1_RX_PAUSE) | |
861 | bp->flow_ctrl |= FLOW_CTRL_RX; | |
862 | return; | |
863 | } | |
864 | ||
ca58c3af MC |
865 | bnx2_read_phy(bp, bp->mii_adv, &local_adv); |
866 | bnx2_read_phy(bp, bp->mii_lpa, &remote_adv); | |
b6016b76 | 867 | |
583c28e5 | 868 | if (bp->phy_flags & BNX2_PHY_FLAG_SERDES) { |
b6016b76 MC |
869 | u32 new_local_adv = 0; |
870 | u32 new_remote_adv = 0; | |
871 | ||
872 | if (local_adv & ADVERTISE_1000XPAUSE) | |
873 | new_local_adv |= ADVERTISE_PAUSE_CAP; | |
874 | if (local_adv & ADVERTISE_1000XPSE_ASYM) | |
875 | new_local_adv |= ADVERTISE_PAUSE_ASYM; | |
876 | if (remote_adv & ADVERTISE_1000XPAUSE) | |
877 | new_remote_adv |= ADVERTISE_PAUSE_CAP; | |
878 | if (remote_adv & ADVERTISE_1000XPSE_ASYM) | |
879 | new_remote_adv |= ADVERTISE_PAUSE_ASYM; | |
880 | ||
881 | local_adv = new_local_adv; | |
882 | remote_adv = new_remote_adv; | |
883 | } | |
884 | ||
885 | /* See Table 28B-3 of 802.3ab-1999 spec. */ | |
886 | if (local_adv & ADVERTISE_PAUSE_CAP) { | |
887 | if(local_adv & ADVERTISE_PAUSE_ASYM) { | |
888 | if (remote_adv & ADVERTISE_PAUSE_CAP) { | |
889 | bp->flow_ctrl = FLOW_CTRL_TX | FLOW_CTRL_RX; | |
890 | } | |
891 | else if (remote_adv & ADVERTISE_PAUSE_ASYM) { | |
892 | bp->flow_ctrl = FLOW_CTRL_RX; | |
893 | } | |
894 | } | |
895 | else { | |
896 | if (remote_adv & ADVERTISE_PAUSE_CAP) { | |
897 | bp->flow_ctrl = FLOW_CTRL_TX | FLOW_CTRL_RX; | |
898 | } | |
899 | } | |
900 | } | |
901 | else if (local_adv & ADVERTISE_PAUSE_ASYM) { | |
902 | if ((remote_adv & ADVERTISE_PAUSE_CAP) && | |
903 | (remote_adv & ADVERTISE_PAUSE_ASYM)) { | |
904 | ||
905 | bp->flow_ctrl = FLOW_CTRL_TX; | |
906 | } | |
907 | } | |
908 | } | |
909 | ||
27a005b8 MC |
910 | static int |
911 | bnx2_5709s_linkup(struct bnx2 *bp) | |
912 | { | |
913 | u32 val, speed; | |
914 | ||
915 | bp->link_up = 1; | |
916 | ||
917 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_GP_STATUS); | |
918 | bnx2_read_phy(bp, MII_BNX2_GP_TOP_AN_STATUS1, &val); | |
919 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_COMBO_IEEEB0); | |
920 | ||
921 | if ((bp->autoneg & AUTONEG_SPEED) == 0) { | |
922 | bp->line_speed = bp->req_line_speed; | |
923 | bp->duplex = bp->req_duplex; | |
924 | return 0; | |
925 | } | |
926 | speed = val & MII_BNX2_GP_TOP_AN_SPEED_MSK; | |
927 | switch (speed) { | |
928 | case MII_BNX2_GP_TOP_AN_SPEED_10: | |
929 | bp->line_speed = SPEED_10; | |
930 | break; | |
931 | case MII_BNX2_GP_TOP_AN_SPEED_100: | |
932 | bp->line_speed = SPEED_100; | |
933 | break; | |
934 | case MII_BNX2_GP_TOP_AN_SPEED_1G: | |
935 | case MII_BNX2_GP_TOP_AN_SPEED_1GKV: | |
936 | bp->line_speed = SPEED_1000; | |
937 | break; | |
938 | case MII_BNX2_GP_TOP_AN_SPEED_2_5G: | |
939 | bp->line_speed = SPEED_2500; | |
940 | break; | |
941 | } | |
942 | if (val & MII_BNX2_GP_TOP_AN_FD) | |
943 | bp->duplex = DUPLEX_FULL; | |
944 | else | |
945 | bp->duplex = DUPLEX_HALF; | |
946 | return 0; | |
947 | } | |
948 | ||
b6016b76 | 949 | static int |
5b0c76ad MC |
950 | bnx2_5708s_linkup(struct bnx2 *bp) |
951 | { | |
952 | u32 val; | |
953 | ||
954 | bp->link_up = 1; | |
955 | bnx2_read_phy(bp, BCM5708S_1000X_STAT1, &val); | |
956 | switch (val & BCM5708S_1000X_STAT1_SPEED_MASK) { | |
957 | case BCM5708S_1000X_STAT1_SPEED_10: | |
958 | bp->line_speed = SPEED_10; | |
959 | break; | |
960 | case BCM5708S_1000X_STAT1_SPEED_100: | |
961 | bp->line_speed = SPEED_100; | |
962 | break; | |
963 | case BCM5708S_1000X_STAT1_SPEED_1G: | |
964 | bp->line_speed = SPEED_1000; | |
965 | break; | |
966 | case BCM5708S_1000X_STAT1_SPEED_2G5: | |
967 | bp->line_speed = SPEED_2500; | |
968 | break; | |
969 | } | |
970 | if (val & BCM5708S_1000X_STAT1_FD) | |
971 | bp->duplex = DUPLEX_FULL; | |
972 | else | |
973 | bp->duplex = DUPLEX_HALF; | |
974 | ||
975 | return 0; | |
976 | } | |
977 | ||
978 | static int | |
979 | bnx2_5706s_linkup(struct bnx2 *bp) | |
b6016b76 MC |
980 | { |
981 | u32 bmcr, local_adv, remote_adv, common; | |
982 | ||
983 | bp->link_up = 1; | |
984 | bp->line_speed = SPEED_1000; | |
985 | ||
ca58c3af | 986 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
b6016b76 MC |
987 | if (bmcr & BMCR_FULLDPLX) { |
988 | bp->duplex = DUPLEX_FULL; | |
989 | } | |
990 | else { | |
991 | bp->duplex = DUPLEX_HALF; | |
992 | } | |
993 | ||
994 | if (!(bmcr & BMCR_ANENABLE)) { | |
995 | return 0; | |
996 | } | |
997 | ||
ca58c3af MC |
998 | bnx2_read_phy(bp, bp->mii_adv, &local_adv); |
999 | bnx2_read_phy(bp, bp->mii_lpa, &remote_adv); | |
b6016b76 MC |
1000 | |
1001 | common = local_adv & remote_adv; | |
1002 | if (common & (ADVERTISE_1000XHALF | ADVERTISE_1000XFULL)) { | |
1003 | ||
1004 | if (common & ADVERTISE_1000XFULL) { | |
1005 | bp->duplex = DUPLEX_FULL; | |
1006 | } | |
1007 | else { | |
1008 | bp->duplex = DUPLEX_HALF; | |
1009 | } | |
1010 | } | |
1011 | ||
1012 | return 0; | |
1013 | } | |
1014 | ||
1015 | static int | |
1016 | bnx2_copper_linkup(struct bnx2 *bp) | |
1017 | { | |
1018 | u32 bmcr; | |
1019 | ||
ca58c3af | 1020 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
b6016b76 MC |
1021 | if (bmcr & BMCR_ANENABLE) { |
1022 | u32 local_adv, remote_adv, common; | |
1023 | ||
1024 | bnx2_read_phy(bp, MII_CTRL1000, &local_adv); | |
1025 | bnx2_read_phy(bp, MII_STAT1000, &remote_adv); | |
1026 | ||
1027 | common = local_adv & (remote_adv >> 2); | |
1028 | if (common & ADVERTISE_1000FULL) { | |
1029 | bp->line_speed = SPEED_1000; | |
1030 | bp->duplex = DUPLEX_FULL; | |
1031 | } | |
1032 | else if (common & ADVERTISE_1000HALF) { | |
1033 | bp->line_speed = SPEED_1000; | |
1034 | bp->duplex = DUPLEX_HALF; | |
1035 | } | |
1036 | else { | |
ca58c3af MC |
1037 | bnx2_read_phy(bp, bp->mii_adv, &local_adv); |
1038 | bnx2_read_phy(bp, bp->mii_lpa, &remote_adv); | |
b6016b76 MC |
1039 | |
1040 | common = local_adv & remote_adv; | |
1041 | if (common & ADVERTISE_100FULL) { | |
1042 | bp->line_speed = SPEED_100; | |
1043 | bp->duplex = DUPLEX_FULL; | |
1044 | } | |
1045 | else if (common & ADVERTISE_100HALF) { | |
1046 | bp->line_speed = SPEED_100; | |
1047 | bp->duplex = DUPLEX_HALF; | |
1048 | } | |
1049 | else if (common & ADVERTISE_10FULL) { | |
1050 | bp->line_speed = SPEED_10; | |
1051 | bp->duplex = DUPLEX_FULL; | |
1052 | } | |
1053 | else if (common & ADVERTISE_10HALF) { | |
1054 | bp->line_speed = SPEED_10; | |
1055 | bp->duplex = DUPLEX_HALF; | |
1056 | } | |
1057 | else { | |
1058 | bp->line_speed = 0; | |
1059 | bp->link_up = 0; | |
1060 | } | |
1061 | } | |
1062 | } | |
1063 | else { | |
1064 | if (bmcr & BMCR_SPEED100) { | |
1065 | bp->line_speed = SPEED_100; | |
1066 | } | |
1067 | else { | |
1068 | bp->line_speed = SPEED_10; | |
1069 | } | |
1070 | if (bmcr & BMCR_FULLDPLX) { | |
1071 | bp->duplex = DUPLEX_FULL; | |
1072 | } | |
1073 | else { | |
1074 | bp->duplex = DUPLEX_HALF; | |
1075 | } | |
1076 | } | |
1077 | ||
1078 | return 0; | |
1079 | } | |
1080 | ||
83e3fc89 | 1081 | static void |
bb4f98ab | 1082 | bnx2_init_rx_context(struct bnx2 *bp, u32 cid) |
83e3fc89 | 1083 | { |
bb4f98ab | 1084 | u32 val, rx_cid_addr = GET_CID_ADDR(cid); |
83e3fc89 MC |
1085 | |
1086 | val = BNX2_L2CTX_CTX_TYPE_CTX_BD_CHN_TYPE_VALUE; | |
1087 | val |= BNX2_L2CTX_CTX_TYPE_SIZE_L2; | |
1088 | val |= 0x02 << 8; | |
1089 | ||
1090 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { | |
1091 | u32 lo_water, hi_water; | |
1092 | ||
1093 | if (bp->flow_ctrl & FLOW_CTRL_TX) | |
1094 | lo_water = BNX2_L2CTX_LO_WATER_MARK_DEFAULT; | |
1095 | else | |
1096 | lo_water = BNX2_L2CTX_LO_WATER_MARK_DIS; | |
1097 | if (lo_water >= bp->rx_ring_size) | |
1098 | lo_water = 0; | |
1099 | ||
1100 | hi_water = bp->rx_ring_size / 4; | |
1101 | ||
1102 | if (hi_water <= lo_water) | |
1103 | lo_water = 0; | |
1104 | ||
1105 | hi_water /= BNX2_L2CTX_HI_WATER_MARK_SCALE; | |
1106 | lo_water /= BNX2_L2CTX_LO_WATER_MARK_SCALE; | |
1107 | ||
1108 | if (hi_water > 0xf) | |
1109 | hi_water = 0xf; | |
1110 | else if (hi_water == 0) | |
1111 | lo_water = 0; | |
1112 | val |= lo_water | (hi_water << BNX2_L2CTX_HI_WATER_MARK_SHIFT); | |
1113 | } | |
1114 | bnx2_ctx_wr(bp, rx_cid_addr, BNX2_L2CTX_CTX_TYPE, val); | |
1115 | } | |
1116 | ||
bb4f98ab MC |
1117 | static void |
1118 | bnx2_init_all_rx_contexts(struct bnx2 *bp) | |
1119 | { | |
1120 | int i; | |
1121 | u32 cid; | |
1122 | ||
1123 | for (i = 0, cid = RX_CID; i < bp->num_rx_rings; i++, cid++) { | |
1124 | if (i == 1) | |
1125 | cid = RX_RSS_CID; | |
1126 | bnx2_init_rx_context(bp, cid); | |
1127 | } | |
1128 | } | |
1129 | ||
b6016b76 MC |
1130 | static int |
1131 | bnx2_set_mac_link(struct bnx2 *bp) | |
1132 | { | |
1133 | u32 val; | |
1134 | ||
1135 | REG_WR(bp, BNX2_EMAC_TX_LENGTHS, 0x2620); | |
1136 | if (bp->link_up && (bp->line_speed == SPEED_1000) && | |
1137 | (bp->duplex == DUPLEX_HALF)) { | |
1138 | REG_WR(bp, BNX2_EMAC_TX_LENGTHS, 0x26ff); | |
1139 | } | |
1140 | ||
1141 | /* Configure the EMAC mode register. */ | |
1142 | val = REG_RD(bp, BNX2_EMAC_MODE); | |
1143 | ||
1144 | val &= ~(BNX2_EMAC_MODE_PORT | BNX2_EMAC_MODE_HALF_DUPLEX | | |
5b0c76ad | 1145 | BNX2_EMAC_MODE_MAC_LOOP | BNX2_EMAC_MODE_FORCE_LINK | |
59b47d8a | 1146 | BNX2_EMAC_MODE_25G_MODE); |
b6016b76 MC |
1147 | |
1148 | if (bp->link_up) { | |
5b0c76ad MC |
1149 | switch (bp->line_speed) { |
1150 | case SPEED_10: | |
59b47d8a MC |
1151 | if (CHIP_NUM(bp) != CHIP_NUM_5706) { |
1152 | val |= BNX2_EMAC_MODE_PORT_MII_10M; | |
5b0c76ad MC |
1153 | break; |
1154 | } | |
1155 | /* fall through */ | |
1156 | case SPEED_100: | |
1157 | val |= BNX2_EMAC_MODE_PORT_MII; | |
1158 | break; | |
1159 | case SPEED_2500: | |
59b47d8a | 1160 | val |= BNX2_EMAC_MODE_25G_MODE; |
5b0c76ad MC |
1161 | /* fall through */ |
1162 | case SPEED_1000: | |
1163 | val |= BNX2_EMAC_MODE_PORT_GMII; | |
1164 | break; | |
1165 | } | |
b6016b76 MC |
1166 | } |
1167 | else { | |
1168 | val |= BNX2_EMAC_MODE_PORT_GMII; | |
1169 | } | |
1170 | ||
1171 | /* Set the MAC to operate in the appropriate duplex mode. */ | |
1172 | if (bp->duplex == DUPLEX_HALF) | |
1173 | val |= BNX2_EMAC_MODE_HALF_DUPLEX; | |
1174 | REG_WR(bp, BNX2_EMAC_MODE, val); | |
1175 | ||
1176 | /* Enable/disable rx PAUSE. */ | |
1177 | bp->rx_mode &= ~BNX2_EMAC_RX_MODE_FLOW_EN; | |
1178 | ||
1179 | if (bp->flow_ctrl & FLOW_CTRL_RX) | |
1180 | bp->rx_mode |= BNX2_EMAC_RX_MODE_FLOW_EN; | |
1181 | REG_WR(bp, BNX2_EMAC_RX_MODE, bp->rx_mode); | |
1182 | ||
1183 | /* Enable/disable tx PAUSE. */ | |
1184 | val = REG_RD(bp, BNX2_EMAC_TX_MODE); | |
1185 | val &= ~BNX2_EMAC_TX_MODE_FLOW_EN; | |
1186 | ||
1187 | if (bp->flow_ctrl & FLOW_CTRL_TX) | |
1188 | val |= BNX2_EMAC_TX_MODE_FLOW_EN; | |
1189 | REG_WR(bp, BNX2_EMAC_TX_MODE, val); | |
1190 | ||
1191 | /* Acknowledge the interrupt. */ | |
1192 | REG_WR(bp, BNX2_EMAC_STATUS, BNX2_EMAC_STATUS_LINK_CHANGE); | |
1193 | ||
83e3fc89 | 1194 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
bb4f98ab | 1195 | bnx2_init_all_rx_contexts(bp); |
83e3fc89 | 1196 | |
b6016b76 MC |
1197 | return 0; |
1198 | } | |
1199 | ||
27a005b8 MC |
1200 | static void |
1201 | bnx2_enable_bmsr1(struct bnx2 *bp) | |
1202 | { | |
583c28e5 | 1203 | if ((bp->phy_flags & BNX2_PHY_FLAG_SERDES) && |
27a005b8 MC |
1204 | (CHIP_NUM(bp) == CHIP_NUM_5709)) |
1205 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, | |
1206 | MII_BNX2_BLK_ADDR_GP_STATUS); | |
1207 | } | |
1208 | ||
1209 | static void | |
1210 | bnx2_disable_bmsr1(struct bnx2 *bp) | |
1211 | { | |
583c28e5 | 1212 | if ((bp->phy_flags & BNX2_PHY_FLAG_SERDES) && |
27a005b8 MC |
1213 | (CHIP_NUM(bp) == CHIP_NUM_5709)) |
1214 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, | |
1215 | MII_BNX2_BLK_ADDR_COMBO_IEEEB0); | |
1216 | } | |
1217 | ||
605a9e20 MC |
1218 | static int |
1219 | bnx2_test_and_enable_2g5(struct bnx2 *bp) | |
1220 | { | |
1221 | u32 up1; | |
1222 | int ret = 1; | |
1223 | ||
583c28e5 | 1224 | if (!(bp->phy_flags & BNX2_PHY_FLAG_2_5G_CAPABLE)) |
605a9e20 MC |
1225 | return 0; |
1226 | ||
1227 | if (bp->autoneg & AUTONEG_SPEED) | |
1228 | bp->advertising |= ADVERTISED_2500baseX_Full; | |
1229 | ||
27a005b8 MC |
1230 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
1231 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_OVER1G); | |
1232 | ||
605a9e20 MC |
1233 | bnx2_read_phy(bp, bp->mii_up1, &up1); |
1234 | if (!(up1 & BCM5708S_UP1_2G5)) { | |
1235 | up1 |= BCM5708S_UP1_2G5; | |
1236 | bnx2_write_phy(bp, bp->mii_up1, up1); | |
1237 | ret = 0; | |
1238 | } | |
1239 | ||
27a005b8 MC |
1240 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
1241 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, | |
1242 | MII_BNX2_BLK_ADDR_COMBO_IEEEB0); | |
1243 | ||
605a9e20 MC |
1244 | return ret; |
1245 | } | |
1246 | ||
1247 | static int | |
1248 | bnx2_test_and_disable_2g5(struct bnx2 *bp) | |
1249 | { | |
1250 | u32 up1; | |
1251 | int ret = 0; | |
1252 | ||
583c28e5 | 1253 | if (!(bp->phy_flags & BNX2_PHY_FLAG_2_5G_CAPABLE)) |
605a9e20 MC |
1254 | return 0; |
1255 | ||
27a005b8 MC |
1256 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
1257 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_OVER1G); | |
1258 | ||
605a9e20 MC |
1259 | bnx2_read_phy(bp, bp->mii_up1, &up1); |
1260 | if (up1 & BCM5708S_UP1_2G5) { | |
1261 | up1 &= ~BCM5708S_UP1_2G5; | |
1262 | bnx2_write_phy(bp, bp->mii_up1, up1); | |
1263 | ret = 1; | |
1264 | } | |
1265 | ||
27a005b8 MC |
1266 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
1267 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, | |
1268 | MII_BNX2_BLK_ADDR_COMBO_IEEEB0); | |
1269 | ||
605a9e20 MC |
1270 | return ret; |
1271 | } | |
1272 | ||
1273 | static void | |
1274 | bnx2_enable_forced_2g5(struct bnx2 *bp) | |
1275 | { | |
1276 | u32 bmcr; | |
1277 | ||
583c28e5 | 1278 | if (!(bp->phy_flags & BNX2_PHY_FLAG_2_5G_CAPABLE)) |
605a9e20 MC |
1279 | return; |
1280 | ||
27a005b8 MC |
1281 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
1282 | u32 val; | |
1283 | ||
1284 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, | |
1285 | MII_BNX2_BLK_ADDR_SERDES_DIG); | |
1286 | bnx2_read_phy(bp, MII_BNX2_SERDES_DIG_MISC1, &val); | |
1287 | val &= ~MII_BNX2_SD_MISC1_FORCE_MSK; | |
1288 | val |= MII_BNX2_SD_MISC1_FORCE | MII_BNX2_SD_MISC1_FORCE_2_5G; | |
1289 | bnx2_write_phy(bp, MII_BNX2_SERDES_DIG_MISC1, val); | |
1290 | ||
1291 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, | |
1292 | MII_BNX2_BLK_ADDR_COMBO_IEEEB0); | |
1293 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); | |
1294 | ||
1295 | } else if (CHIP_NUM(bp) == CHIP_NUM_5708) { | |
605a9e20 MC |
1296 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
1297 | bmcr |= BCM5708S_BMCR_FORCE_2500; | |
1298 | } | |
1299 | ||
1300 | if (bp->autoneg & AUTONEG_SPEED) { | |
1301 | bmcr &= ~BMCR_ANENABLE; | |
1302 | if (bp->req_duplex == DUPLEX_FULL) | |
1303 | bmcr |= BMCR_FULLDPLX; | |
1304 | } | |
1305 | bnx2_write_phy(bp, bp->mii_bmcr, bmcr); | |
1306 | } | |
1307 | ||
1308 | static void | |
1309 | bnx2_disable_forced_2g5(struct bnx2 *bp) | |
1310 | { | |
1311 | u32 bmcr; | |
1312 | ||
583c28e5 | 1313 | if (!(bp->phy_flags & BNX2_PHY_FLAG_2_5G_CAPABLE)) |
605a9e20 MC |
1314 | return; |
1315 | ||
27a005b8 MC |
1316 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
1317 | u32 val; | |
1318 | ||
1319 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, | |
1320 | MII_BNX2_BLK_ADDR_SERDES_DIG); | |
1321 | bnx2_read_phy(bp, MII_BNX2_SERDES_DIG_MISC1, &val); | |
1322 | val &= ~MII_BNX2_SD_MISC1_FORCE; | |
1323 | bnx2_write_phy(bp, MII_BNX2_SERDES_DIG_MISC1, val); | |
1324 | ||
1325 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, | |
1326 | MII_BNX2_BLK_ADDR_COMBO_IEEEB0); | |
1327 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); | |
1328 | ||
1329 | } else if (CHIP_NUM(bp) == CHIP_NUM_5708) { | |
605a9e20 MC |
1330 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
1331 | bmcr &= ~BCM5708S_BMCR_FORCE_2500; | |
1332 | } | |
1333 | ||
1334 | if (bp->autoneg & AUTONEG_SPEED) | |
1335 | bmcr |= BMCR_SPEED1000 | BMCR_ANENABLE | BMCR_ANRESTART; | |
1336 | bnx2_write_phy(bp, bp->mii_bmcr, bmcr); | |
1337 | } | |
1338 | ||
b2fadeae MC |
1339 | static void |
1340 | bnx2_5706s_force_link_dn(struct bnx2 *bp, int start) | |
1341 | { | |
1342 | u32 val; | |
1343 | ||
1344 | bnx2_write_phy(bp, MII_BNX2_DSP_ADDRESS, MII_EXPAND_SERDES_CTL); | |
1345 | bnx2_read_phy(bp, MII_BNX2_DSP_RW_PORT, &val); | |
1346 | if (start) | |
1347 | bnx2_write_phy(bp, MII_BNX2_DSP_RW_PORT, val & 0xff0f); | |
1348 | else | |
1349 | bnx2_write_phy(bp, MII_BNX2_DSP_RW_PORT, val | 0xc0); | |
1350 | } | |
1351 | ||
b6016b76 MC |
1352 | static int |
1353 | bnx2_set_link(struct bnx2 *bp) | |
1354 | { | |
1355 | u32 bmsr; | |
1356 | u8 link_up; | |
1357 | ||
80be4434 | 1358 | if (bp->loopback == MAC_LOOPBACK || bp->loopback == PHY_LOOPBACK) { |
b6016b76 MC |
1359 | bp->link_up = 1; |
1360 | return 0; | |
1361 | } | |
1362 | ||
583c28e5 | 1363 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) |
0d8a6571 MC |
1364 | return 0; |
1365 | ||
b6016b76 MC |
1366 | link_up = bp->link_up; |
1367 | ||
27a005b8 MC |
1368 | bnx2_enable_bmsr1(bp); |
1369 | bnx2_read_phy(bp, bp->mii_bmsr1, &bmsr); | |
1370 | bnx2_read_phy(bp, bp->mii_bmsr1, &bmsr); | |
1371 | bnx2_disable_bmsr1(bp); | |
b6016b76 | 1372 | |
583c28e5 | 1373 | if ((bp->phy_flags & BNX2_PHY_FLAG_SERDES) && |
b6016b76 | 1374 | (CHIP_NUM(bp) == CHIP_NUM_5706)) { |
a2724e25 | 1375 | u32 val, an_dbg; |
b6016b76 | 1376 | |
583c28e5 | 1377 | if (bp->phy_flags & BNX2_PHY_FLAG_FORCED_DOWN) { |
b2fadeae | 1378 | bnx2_5706s_force_link_dn(bp, 0); |
583c28e5 | 1379 | bp->phy_flags &= ~BNX2_PHY_FLAG_FORCED_DOWN; |
b2fadeae | 1380 | } |
b6016b76 | 1381 | val = REG_RD(bp, BNX2_EMAC_STATUS); |
a2724e25 MC |
1382 | |
1383 | bnx2_write_phy(bp, MII_BNX2_MISC_SHADOW, MISC_SHDW_AN_DBG); | |
1384 | bnx2_read_phy(bp, MII_BNX2_MISC_SHADOW, &an_dbg); | |
1385 | bnx2_read_phy(bp, MII_BNX2_MISC_SHADOW, &an_dbg); | |
1386 | ||
1387 | if ((val & BNX2_EMAC_STATUS_LINK) && | |
1388 | !(an_dbg & MISC_SHDW_AN_DBG_NOSYNC)) | |
b6016b76 MC |
1389 | bmsr |= BMSR_LSTATUS; |
1390 | else | |
1391 | bmsr &= ~BMSR_LSTATUS; | |
1392 | } | |
1393 | ||
1394 | if (bmsr & BMSR_LSTATUS) { | |
1395 | bp->link_up = 1; | |
1396 | ||
583c28e5 | 1397 | if (bp->phy_flags & BNX2_PHY_FLAG_SERDES) { |
5b0c76ad MC |
1398 | if (CHIP_NUM(bp) == CHIP_NUM_5706) |
1399 | bnx2_5706s_linkup(bp); | |
1400 | else if (CHIP_NUM(bp) == CHIP_NUM_5708) | |
1401 | bnx2_5708s_linkup(bp); | |
27a005b8 MC |
1402 | else if (CHIP_NUM(bp) == CHIP_NUM_5709) |
1403 | bnx2_5709s_linkup(bp); | |
b6016b76 MC |
1404 | } |
1405 | else { | |
1406 | bnx2_copper_linkup(bp); | |
1407 | } | |
1408 | bnx2_resolve_flow_ctrl(bp); | |
1409 | } | |
1410 | else { | |
583c28e5 | 1411 | if ((bp->phy_flags & BNX2_PHY_FLAG_SERDES) && |
605a9e20 MC |
1412 | (bp->autoneg & AUTONEG_SPEED)) |
1413 | bnx2_disable_forced_2g5(bp); | |
b6016b76 | 1414 | |
583c28e5 | 1415 | if (bp->phy_flags & BNX2_PHY_FLAG_PARALLEL_DETECT) { |
b2fadeae MC |
1416 | u32 bmcr; |
1417 | ||
1418 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); | |
1419 | bmcr |= BMCR_ANENABLE; | |
1420 | bnx2_write_phy(bp, bp->mii_bmcr, bmcr); | |
1421 | ||
583c28e5 | 1422 | bp->phy_flags &= ~BNX2_PHY_FLAG_PARALLEL_DETECT; |
b2fadeae | 1423 | } |
b6016b76 MC |
1424 | bp->link_up = 0; |
1425 | } | |
1426 | ||
1427 | if (bp->link_up != link_up) { | |
1428 | bnx2_report_link(bp); | |
1429 | } | |
1430 | ||
1431 | bnx2_set_mac_link(bp); | |
1432 | ||
1433 | return 0; | |
1434 | } | |
1435 | ||
1436 | static int | |
1437 | bnx2_reset_phy(struct bnx2 *bp) | |
1438 | { | |
1439 | int i; | |
1440 | u32 reg; | |
1441 | ||
ca58c3af | 1442 | bnx2_write_phy(bp, bp->mii_bmcr, BMCR_RESET); |
b6016b76 MC |
1443 | |
1444 | #define PHY_RESET_MAX_WAIT 100 | |
1445 | for (i = 0; i < PHY_RESET_MAX_WAIT; i++) { | |
1446 | udelay(10); | |
1447 | ||
ca58c3af | 1448 | bnx2_read_phy(bp, bp->mii_bmcr, ®); |
b6016b76 MC |
1449 | if (!(reg & BMCR_RESET)) { |
1450 | udelay(20); | |
1451 | break; | |
1452 | } | |
1453 | } | |
1454 | if (i == PHY_RESET_MAX_WAIT) { | |
1455 | return -EBUSY; | |
1456 | } | |
1457 | return 0; | |
1458 | } | |
1459 | ||
1460 | static u32 | |
1461 | bnx2_phy_get_pause_adv(struct bnx2 *bp) | |
1462 | { | |
1463 | u32 adv = 0; | |
1464 | ||
1465 | if ((bp->req_flow_ctrl & (FLOW_CTRL_RX | FLOW_CTRL_TX)) == | |
1466 | (FLOW_CTRL_RX | FLOW_CTRL_TX)) { | |
1467 | ||
583c28e5 | 1468 | if (bp->phy_flags & BNX2_PHY_FLAG_SERDES) { |
b6016b76 MC |
1469 | adv = ADVERTISE_1000XPAUSE; |
1470 | } | |
1471 | else { | |
1472 | adv = ADVERTISE_PAUSE_CAP; | |
1473 | } | |
1474 | } | |
1475 | else if (bp->req_flow_ctrl & FLOW_CTRL_TX) { | |
583c28e5 | 1476 | if (bp->phy_flags & BNX2_PHY_FLAG_SERDES) { |
b6016b76 MC |
1477 | adv = ADVERTISE_1000XPSE_ASYM; |
1478 | } | |
1479 | else { | |
1480 | adv = ADVERTISE_PAUSE_ASYM; | |
1481 | } | |
1482 | } | |
1483 | else if (bp->req_flow_ctrl & FLOW_CTRL_RX) { | |
583c28e5 | 1484 | if (bp->phy_flags & BNX2_PHY_FLAG_SERDES) { |
b6016b76 MC |
1485 | adv = ADVERTISE_1000XPAUSE | ADVERTISE_1000XPSE_ASYM; |
1486 | } | |
1487 | else { | |
1488 | adv = ADVERTISE_PAUSE_CAP | ADVERTISE_PAUSE_ASYM; | |
1489 | } | |
1490 | } | |
1491 | return adv; | |
1492 | } | |
1493 | ||
a2f13890 | 1494 | static int bnx2_fw_sync(struct bnx2 *, u32, int, int); |
0d8a6571 | 1495 | |
b6016b76 | 1496 | static int |
0d8a6571 MC |
1497 | bnx2_setup_remote_phy(struct bnx2 *bp, u8 port) |
1498 | { | |
1499 | u32 speed_arg = 0, pause_adv; | |
1500 | ||
1501 | pause_adv = bnx2_phy_get_pause_adv(bp); | |
1502 | ||
1503 | if (bp->autoneg & AUTONEG_SPEED) { | |
1504 | speed_arg |= BNX2_NETLINK_SET_LINK_ENABLE_AUTONEG; | |
1505 | if (bp->advertising & ADVERTISED_10baseT_Half) | |
1506 | speed_arg |= BNX2_NETLINK_SET_LINK_SPEED_10HALF; | |
1507 | if (bp->advertising & ADVERTISED_10baseT_Full) | |
1508 | speed_arg |= BNX2_NETLINK_SET_LINK_SPEED_10FULL; | |
1509 | if (bp->advertising & ADVERTISED_100baseT_Half) | |
1510 | speed_arg |= BNX2_NETLINK_SET_LINK_SPEED_100HALF; | |
1511 | if (bp->advertising & ADVERTISED_100baseT_Full) | |
1512 | speed_arg |= BNX2_NETLINK_SET_LINK_SPEED_100FULL; | |
1513 | if (bp->advertising & ADVERTISED_1000baseT_Full) | |
1514 | speed_arg |= BNX2_NETLINK_SET_LINK_SPEED_1GFULL; | |
1515 | if (bp->advertising & ADVERTISED_2500baseX_Full) | |
1516 | speed_arg |= BNX2_NETLINK_SET_LINK_SPEED_2G5FULL; | |
1517 | } else { | |
1518 | if (bp->req_line_speed == SPEED_2500) | |
1519 | speed_arg = BNX2_NETLINK_SET_LINK_SPEED_2G5FULL; | |
1520 | else if (bp->req_line_speed == SPEED_1000) | |
1521 | speed_arg = BNX2_NETLINK_SET_LINK_SPEED_1GFULL; | |
1522 | else if (bp->req_line_speed == SPEED_100) { | |
1523 | if (bp->req_duplex == DUPLEX_FULL) | |
1524 | speed_arg = BNX2_NETLINK_SET_LINK_SPEED_100FULL; | |
1525 | else | |
1526 | speed_arg = BNX2_NETLINK_SET_LINK_SPEED_100HALF; | |
1527 | } else if (bp->req_line_speed == SPEED_10) { | |
1528 | if (bp->req_duplex == DUPLEX_FULL) | |
1529 | speed_arg = BNX2_NETLINK_SET_LINK_SPEED_10FULL; | |
1530 | else | |
1531 | speed_arg = BNX2_NETLINK_SET_LINK_SPEED_10HALF; | |
1532 | } | |
1533 | } | |
1534 | ||
1535 | if (pause_adv & (ADVERTISE_1000XPAUSE | ADVERTISE_PAUSE_CAP)) | |
1536 | speed_arg |= BNX2_NETLINK_SET_LINK_FC_SYM_PAUSE; | |
c26736ec | 1537 | if (pause_adv & (ADVERTISE_1000XPSE_ASYM | ADVERTISE_PAUSE_ASYM)) |
0d8a6571 MC |
1538 | speed_arg |= BNX2_NETLINK_SET_LINK_FC_ASYM_PAUSE; |
1539 | ||
1540 | if (port == PORT_TP) | |
1541 | speed_arg |= BNX2_NETLINK_SET_LINK_PHY_APP_REMOTE | | |
1542 | BNX2_NETLINK_SET_LINK_ETH_AT_WIRESPEED; | |
1543 | ||
2726d6e1 | 1544 | bnx2_shmem_wr(bp, BNX2_DRV_MB_ARG0, speed_arg); |
0d8a6571 MC |
1545 | |
1546 | spin_unlock_bh(&bp->phy_lock); | |
a2f13890 | 1547 | bnx2_fw_sync(bp, BNX2_DRV_MSG_CODE_CMD_SET_LINK, 1, 0); |
0d8a6571 MC |
1548 | spin_lock_bh(&bp->phy_lock); |
1549 | ||
1550 | return 0; | |
1551 | } | |
1552 | ||
1553 | static int | |
1554 | bnx2_setup_serdes_phy(struct bnx2 *bp, u8 port) | |
b6016b76 | 1555 | { |
605a9e20 | 1556 | u32 adv, bmcr; |
b6016b76 MC |
1557 | u32 new_adv = 0; |
1558 | ||
583c28e5 | 1559 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) |
0d8a6571 MC |
1560 | return (bnx2_setup_remote_phy(bp, port)); |
1561 | ||
b6016b76 MC |
1562 | if (!(bp->autoneg & AUTONEG_SPEED)) { |
1563 | u32 new_bmcr; | |
5b0c76ad MC |
1564 | int force_link_down = 0; |
1565 | ||
605a9e20 MC |
1566 | if (bp->req_line_speed == SPEED_2500) { |
1567 | if (!bnx2_test_and_enable_2g5(bp)) | |
1568 | force_link_down = 1; | |
1569 | } else if (bp->req_line_speed == SPEED_1000) { | |
1570 | if (bnx2_test_and_disable_2g5(bp)) | |
1571 | force_link_down = 1; | |
1572 | } | |
ca58c3af | 1573 | bnx2_read_phy(bp, bp->mii_adv, &adv); |
80be4434 MC |
1574 | adv &= ~(ADVERTISE_1000XFULL | ADVERTISE_1000XHALF); |
1575 | ||
ca58c3af | 1576 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
605a9e20 | 1577 | new_bmcr = bmcr & ~BMCR_ANENABLE; |
80be4434 | 1578 | new_bmcr |= BMCR_SPEED1000; |
605a9e20 | 1579 | |
27a005b8 MC |
1580 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
1581 | if (bp->req_line_speed == SPEED_2500) | |
1582 | bnx2_enable_forced_2g5(bp); | |
1583 | else if (bp->req_line_speed == SPEED_1000) { | |
1584 | bnx2_disable_forced_2g5(bp); | |
1585 | new_bmcr &= ~0x2000; | |
1586 | } | |
1587 | ||
1588 | } else if (CHIP_NUM(bp) == CHIP_NUM_5708) { | |
605a9e20 MC |
1589 | if (bp->req_line_speed == SPEED_2500) |
1590 | new_bmcr |= BCM5708S_BMCR_FORCE_2500; | |
1591 | else | |
1592 | new_bmcr = bmcr & ~BCM5708S_BMCR_FORCE_2500; | |
5b0c76ad MC |
1593 | } |
1594 | ||
b6016b76 | 1595 | if (bp->req_duplex == DUPLEX_FULL) { |
5b0c76ad | 1596 | adv |= ADVERTISE_1000XFULL; |
b6016b76 MC |
1597 | new_bmcr |= BMCR_FULLDPLX; |
1598 | } | |
1599 | else { | |
5b0c76ad | 1600 | adv |= ADVERTISE_1000XHALF; |
b6016b76 MC |
1601 | new_bmcr &= ~BMCR_FULLDPLX; |
1602 | } | |
5b0c76ad | 1603 | if ((new_bmcr != bmcr) || (force_link_down)) { |
b6016b76 MC |
1604 | /* Force a link down visible on the other side */ |
1605 | if (bp->link_up) { | |
ca58c3af | 1606 | bnx2_write_phy(bp, bp->mii_adv, adv & |
5b0c76ad MC |
1607 | ~(ADVERTISE_1000XFULL | |
1608 | ADVERTISE_1000XHALF)); | |
ca58c3af | 1609 | bnx2_write_phy(bp, bp->mii_bmcr, bmcr | |
b6016b76 MC |
1610 | BMCR_ANRESTART | BMCR_ANENABLE); |
1611 | ||
1612 | bp->link_up = 0; | |
1613 | netif_carrier_off(bp->dev); | |
ca58c3af | 1614 | bnx2_write_phy(bp, bp->mii_bmcr, new_bmcr); |
80be4434 | 1615 | bnx2_report_link(bp); |
b6016b76 | 1616 | } |
ca58c3af MC |
1617 | bnx2_write_phy(bp, bp->mii_adv, adv); |
1618 | bnx2_write_phy(bp, bp->mii_bmcr, new_bmcr); | |
605a9e20 MC |
1619 | } else { |
1620 | bnx2_resolve_flow_ctrl(bp); | |
1621 | bnx2_set_mac_link(bp); | |
b6016b76 MC |
1622 | } |
1623 | return 0; | |
1624 | } | |
1625 | ||
605a9e20 | 1626 | bnx2_test_and_enable_2g5(bp); |
5b0c76ad | 1627 | |
b6016b76 MC |
1628 | if (bp->advertising & ADVERTISED_1000baseT_Full) |
1629 | new_adv |= ADVERTISE_1000XFULL; | |
1630 | ||
1631 | new_adv |= bnx2_phy_get_pause_adv(bp); | |
1632 | ||
ca58c3af MC |
1633 | bnx2_read_phy(bp, bp->mii_adv, &adv); |
1634 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); | |
b6016b76 MC |
1635 | |
1636 | bp->serdes_an_pending = 0; | |
1637 | if ((adv != new_adv) || ((bmcr & BMCR_ANENABLE) == 0)) { | |
1638 | /* Force a link down visible on the other side */ | |
1639 | if (bp->link_up) { | |
ca58c3af | 1640 | bnx2_write_phy(bp, bp->mii_bmcr, BMCR_LOOPBACK); |
80be4434 MC |
1641 | spin_unlock_bh(&bp->phy_lock); |
1642 | msleep(20); | |
1643 | spin_lock_bh(&bp->phy_lock); | |
b6016b76 MC |
1644 | } |
1645 | ||
ca58c3af MC |
1646 | bnx2_write_phy(bp, bp->mii_adv, new_adv); |
1647 | bnx2_write_phy(bp, bp->mii_bmcr, bmcr | BMCR_ANRESTART | | |
b6016b76 | 1648 | BMCR_ANENABLE); |
f8dd064e MC |
1649 | /* Speed up link-up time when the link partner |
1650 | * does not autonegotiate which is very common | |
1651 | * in blade servers. Some blade servers use | |
1652 | * IPMI for kerboard input and it's important | |
1653 | * to minimize link disruptions. Autoneg. involves | |
1654 | * exchanging base pages plus 3 next pages and | |
1655 | * normally completes in about 120 msec. | |
1656 | */ | |
1657 | bp->current_interval = SERDES_AN_TIMEOUT; | |
1658 | bp->serdes_an_pending = 1; | |
1659 | mod_timer(&bp->timer, jiffies + bp->current_interval); | |
605a9e20 MC |
1660 | } else { |
1661 | bnx2_resolve_flow_ctrl(bp); | |
1662 | bnx2_set_mac_link(bp); | |
b6016b76 MC |
1663 | } |
1664 | ||
1665 | return 0; | |
1666 | } | |
1667 | ||
1668 | #define ETHTOOL_ALL_FIBRE_SPEED \ | |
583c28e5 | 1669 | (bp->phy_flags & BNX2_PHY_FLAG_2_5G_CAPABLE) ? \ |
deaf391b MC |
1670 | (ADVERTISED_2500baseX_Full | ADVERTISED_1000baseT_Full) :\ |
1671 | (ADVERTISED_1000baseT_Full) | |
b6016b76 MC |
1672 | |
1673 | #define ETHTOOL_ALL_COPPER_SPEED \ | |
1674 | (ADVERTISED_10baseT_Half | ADVERTISED_10baseT_Full | \ | |
1675 | ADVERTISED_100baseT_Half | ADVERTISED_100baseT_Full | \ | |
1676 | ADVERTISED_1000baseT_Full) | |
1677 | ||
1678 | #define PHY_ALL_10_100_SPEED (ADVERTISE_10HALF | ADVERTISE_10FULL | \ | |
1679 | ADVERTISE_100HALF | ADVERTISE_100FULL | ADVERTISE_CSMA) | |
6aa20a22 | 1680 | |
b6016b76 MC |
1681 | #define PHY_ALL_1000_SPEED (ADVERTISE_1000HALF | ADVERTISE_1000FULL) |
1682 | ||
0d8a6571 MC |
1683 | static void |
1684 | bnx2_set_default_remote_link(struct bnx2 *bp) | |
1685 | { | |
1686 | u32 link; | |
1687 | ||
1688 | if (bp->phy_port == PORT_TP) | |
2726d6e1 | 1689 | link = bnx2_shmem_rd(bp, BNX2_RPHY_COPPER_LINK); |
0d8a6571 | 1690 | else |
2726d6e1 | 1691 | link = bnx2_shmem_rd(bp, BNX2_RPHY_SERDES_LINK); |
0d8a6571 MC |
1692 | |
1693 | if (link & BNX2_NETLINK_SET_LINK_ENABLE_AUTONEG) { | |
1694 | bp->req_line_speed = 0; | |
1695 | bp->autoneg |= AUTONEG_SPEED; | |
1696 | bp->advertising = ADVERTISED_Autoneg; | |
1697 | if (link & BNX2_NETLINK_SET_LINK_SPEED_10HALF) | |
1698 | bp->advertising |= ADVERTISED_10baseT_Half; | |
1699 | if (link & BNX2_NETLINK_SET_LINK_SPEED_10FULL) | |
1700 | bp->advertising |= ADVERTISED_10baseT_Full; | |
1701 | if (link & BNX2_NETLINK_SET_LINK_SPEED_100HALF) | |
1702 | bp->advertising |= ADVERTISED_100baseT_Half; | |
1703 | if (link & BNX2_NETLINK_SET_LINK_SPEED_100FULL) | |
1704 | bp->advertising |= ADVERTISED_100baseT_Full; | |
1705 | if (link & BNX2_NETLINK_SET_LINK_SPEED_1GFULL) | |
1706 | bp->advertising |= ADVERTISED_1000baseT_Full; | |
1707 | if (link & BNX2_NETLINK_SET_LINK_SPEED_2G5FULL) | |
1708 | bp->advertising |= ADVERTISED_2500baseX_Full; | |
1709 | } else { | |
1710 | bp->autoneg = 0; | |
1711 | bp->advertising = 0; | |
1712 | bp->req_duplex = DUPLEX_FULL; | |
1713 | if (link & BNX2_NETLINK_SET_LINK_SPEED_10) { | |
1714 | bp->req_line_speed = SPEED_10; | |
1715 | if (link & BNX2_NETLINK_SET_LINK_SPEED_10HALF) | |
1716 | bp->req_duplex = DUPLEX_HALF; | |
1717 | } | |
1718 | if (link & BNX2_NETLINK_SET_LINK_SPEED_100) { | |
1719 | bp->req_line_speed = SPEED_100; | |
1720 | if (link & BNX2_NETLINK_SET_LINK_SPEED_100HALF) | |
1721 | bp->req_duplex = DUPLEX_HALF; | |
1722 | } | |
1723 | if (link & BNX2_NETLINK_SET_LINK_SPEED_1GFULL) | |
1724 | bp->req_line_speed = SPEED_1000; | |
1725 | if (link & BNX2_NETLINK_SET_LINK_SPEED_2G5FULL) | |
1726 | bp->req_line_speed = SPEED_2500; | |
1727 | } | |
1728 | } | |
1729 | ||
deaf391b MC |
1730 | static void |
1731 | bnx2_set_default_link(struct bnx2 *bp) | |
1732 | { | |
ab59859d HH |
1733 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) { |
1734 | bnx2_set_default_remote_link(bp); | |
1735 | return; | |
1736 | } | |
0d8a6571 | 1737 | |
deaf391b MC |
1738 | bp->autoneg = AUTONEG_SPEED | AUTONEG_FLOW_CTRL; |
1739 | bp->req_line_speed = 0; | |
583c28e5 | 1740 | if (bp->phy_flags & BNX2_PHY_FLAG_SERDES) { |
deaf391b MC |
1741 | u32 reg; |
1742 | ||
1743 | bp->advertising = ETHTOOL_ALL_FIBRE_SPEED | ADVERTISED_Autoneg; | |
1744 | ||
2726d6e1 | 1745 | reg = bnx2_shmem_rd(bp, BNX2_PORT_HW_CFG_CONFIG); |
deaf391b MC |
1746 | reg &= BNX2_PORT_HW_CFG_CFG_DFLT_LINK_MASK; |
1747 | if (reg == BNX2_PORT_HW_CFG_CFG_DFLT_LINK_1G) { | |
1748 | bp->autoneg = 0; | |
1749 | bp->req_line_speed = bp->line_speed = SPEED_1000; | |
1750 | bp->req_duplex = DUPLEX_FULL; | |
1751 | } | |
1752 | } else | |
1753 | bp->advertising = ETHTOOL_ALL_COPPER_SPEED | ADVERTISED_Autoneg; | |
1754 | } | |
1755 | ||
df149d70 MC |
1756 | static void |
1757 | bnx2_send_heart_beat(struct bnx2 *bp) | |
1758 | { | |
1759 | u32 msg; | |
1760 | u32 addr; | |
1761 | ||
1762 | spin_lock(&bp->indirect_lock); | |
1763 | msg = (u32) (++bp->fw_drv_pulse_wr_seq & BNX2_DRV_PULSE_SEQ_MASK); | |
1764 | addr = bp->shmem_base + BNX2_DRV_PULSE_MB; | |
1765 | REG_WR(bp, BNX2_PCICFG_REG_WINDOW_ADDRESS, addr); | |
1766 | REG_WR(bp, BNX2_PCICFG_REG_WINDOW, msg); | |
1767 | spin_unlock(&bp->indirect_lock); | |
1768 | } | |
1769 | ||
0d8a6571 MC |
1770 | static void |
1771 | bnx2_remote_phy_event(struct bnx2 *bp) | |
1772 | { | |
1773 | u32 msg; | |
1774 | u8 link_up = bp->link_up; | |
1775 | u8 old_port; | |
1776 | ||
2726d6e1 | 1777 | msg = bnx2_shmem_rd(bp, BNX2_LINK_STATUS); |
0d8a6571 | 1778 | |
df149d70 MC |
1779 | if (msg & BNX2_LINK_STATUS_HEART_BEAT_EXPIRED) |
1780 | bnx2_send_heart_beat(bp); | |
1781 | ||
1782 | msg &= ~BNX2_LINK_STATUS_HEART_BEAT_EXPIRED; | |
1783 | ||
0d8a6571 MC |
1784 | if ((msg & BNX2_LINK_STATUS_LINK_UP) == BNX2_LINK_STATUS_LINK_DOWN) |
1785 | bp->link_up = 0; | |
1786 | else { | |
1787 | u32 speed; | |
1788 | ||
1789 | bp->link_up = 1; | |
1790 | speed = msg & BNX2_LINK_STATUS_SPEED_MASK; | |
1791 | bp->duplex = DUPLEX_FULL; | |
1792 | switch (speed) { | |
1793 | case BNX2_LINK_STATUS_10HALF: | |
1794 | bp->duplex = DUPLEX_HALF; | |
1795 | case BNX2_LINK_STATUS_10FULL: | |
1796 | bp->line_speed = SPEED_10; | |
1797 | break; | |
1798 | case BNX2_LINK_STATUS_100HALF: | |
1799 | bp->duplex = DUPLEX_HALF; | |
1800 | case BNX2_LINK_STATUS_100BASE_T4: | |
1801 | case BNX2_LINK_STATUS_100FULL: | |
1802 | bp->line_speed = SPEED_100; | |
1803 | break; | |
1804 | case BNX2_LINK_STATUS_1000HALF: | |
1805 | bp->duplex = DUPLEX_HALF; | |
1806 | case BNX2_LINK_STATUS_1000FULL: | |
1807 | bp->line_speed = SPEED_1000; | |
1808 | break; | |
1809 | case BNX2_LINK_STATUS_2500HALF: | |
1810 | bp->duplex = DUPLEX_HALF; | |
1811 | case BNX2_LINK_STATUS_2500FULL: | |
1812 | bp->line_speed = SPEED_2500; | |
1813 | break; | |
1814 | default: | |
1815 | bp->line_speed = 0; | |
1816 | break; | |
1817 | } | |
1818 | ||
0d8a6571 MC |
1819 | bp->flow_ctrl = 0; |
1820 | if ((bp->autoneg & (AUTONEG_SPEED | AUTONEG_FLOW_CTRL)) != | |
1821 | (AUTONEG_SPEED | AUTONEG_FLOW_CTRL)) { | |
1822 | if (bp->duplex == DUPLEX_FULL) | |
1823 | bp->flow_ctrl = bp->req_flow_ctrl; | |
1824 | } else { | |
1825 | if (msg & BNX2_LINK_STATUS_TX_FC_ENABLED) | |
1826 | bp->flow_ctrl |= FLOW_CTRL_TX; | |
1827 | if (msg & BNX2_LINK_STATUS_RX_FC_ENABLED) | |
1828 | bp->flow_ctrl |= FLOW_CTRL_RX; | |
1829 | } | |
1830 | ||
1831 | old_port = bp->phy_port; | |
1832 | if (msg & BNX2_LINK_STATUS_SERDES_LINK) | |
1833 | bp->phy_port = PORT_FIBRE; | |
1834 | else | |
1835 | bp->phy_port = PORT_TP; | |
1836 | ||
1837 | if (old_port != bp->phy_port) | |
1838 | bnx2_set_default_link(bp); | |
1839 | ||
0d8a6571 MC |
1840 | } |
1841 | if (bp->link_up != link_up) | |
1842 | bnx2_report_link(bp); | |
1843 | ||
1844 | bnx2_set_mac_link(bp); | |
1845 | } | |
1846 | ||
1847 | static int | |
1848 | bnx2_set_remote_link(struct bnx2 *bp) | |
1849 | { | |
1850 | u32 evt_code; | |
1851 | ||
2726d6e1 | 1852 | evt_code = bnx2_shmem_rd(bp, BNX2_FW_EVT_CODE_MB); |
0d8a6571 MC |
1853 | switch (evt_code) { |
1854 | case BNX2_FW_EVT_CODE_LINK_EVENT: | |
1855 | bnx2_remote_phy_event(bp); | |
1856 | break; | |
1857 | case BNX2_FW_EVT_CODE_SW_TIMER_EXPIRATION_EVENT: | |
1858 | default: | |
df149d70 | 1859 | bnx2_send_heart_beat(bp); |
0d8a6571 MC |
1860 | break; |
1861 | } | |
1862 | return 0; | |
1863 | } | |
1864 | ||
b6016b76 MC |
1865 | static int |
1866 | bnx2_setup_copper_phy(struct bnx2 *bp) | |
1867 | { | |
1868 | u32 bmcr; | |
1869 | u32 new_bmcr; | |
1870 | ||
ca58c3af | 1871 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
b6016b76 MC |
1872 | |
1873 | if (bp->autoneg & AUTONEG_SPEED) { | |
1874 | u32 adv_reg, adv1000_reg; | |
1875 | u32 new_adv_reg = 0; | |
1876 | u32 new_adv1000_reg = 0; | |
1877 | ||
ca58c3af | 1878 | bnx2_read_phy(bp, bp->mii_adv, &adv_reg); |
b6016b76 MC |
1879 | adv_reg &= (PHY_ALL_10_100_SPEED | ADVERTISE_PAUSE_CAP | |
1880 | ADVERTISE_PAUSE_ASYM); | |
1881 | ||
1882 | bnx2_read_phy(bp, MII_CTRL1000, &adv1000_reg); | |
1883 | adv1000_reg &= PHY_ALL_1000_SPEED; | |
1884 | ||
1885 | if (bp->advertising & ADVERTISED_10baseT_Half) | |
1886 | new_adv_reg |= ADVERTISE_10HALF; | |
1887 | if (bp->advertising & ADVERTISED_10baseT_Full) | |
1888 | new_adv_reg |= ADVERTISE_10FULL; | |
1889 | if (bp->advertising & ADVERTISED_100baseT_Half) | |
1890 | new_adv_reg |= ADVERTISE_100HALF; | |
1891 | if (bp->advertising & ADVERTISED_100baseT_Full) | |
1892 | new_adv_reg |= ADVERTISE_100FULL; | |
1893 | if (bp->advertising & ADVERTISED_1000baseT_Full) | |
1894 | new_adv1000_reg |= ADVERTISE_1000FULL; | |
6aa20a22 | 1895 | |
b6016b76 MC |
1896 | new_adv_reg |= ADVERTISE_CSMA; |
1897 | ||
1898 | new_adv_reg |= bnx2_phy_get_pause_adv(bp); | |
1899 | ||
1900 | if ((adv1000_reg != new_adv1000_reg) || | |
1901 | (adv_reg != new_adv_reg) || | |
1902 | ((bmcr & BMCR_ANENABLE) == 0)) { | |
1903 | ||
ca58c3af | 1904 | bnx2_write_phy(bp, bp->mii_adv, new_adv_reg); |
b6016b76 | 1905 | bnx2_write_phy(bp, MII_CTRL1000, new_adv1000_reg); |
ca58c3af | 1906 | bnx2_write_phy(bp, bp->mii_bmcr, BMCR_ANRESTART | |
b6016b76 MC |
1907 | BMCR_ANENABLE); |
1908 | } | |
1909 | else if (bp->link_up) { | |
1910 | /* Flow ctrl may have changed from auto to forced */ | |
1911 | /* or vice-versa. */ | |
1912 | ||
1913 | bnx2_resolve_flow_ctrl(bp); | |
1914 | bnx2_set_mac_link(bp); | |
1915 | } | |
1916 | return 0; | |
1917 | } | |
1918 | ||
1919 | new_bmcr = 0; | |
1920 | if (bp->req_line_speed == SPEED_100) { | |
1921 | new_bmcr |= BMCR_SPEED100; | |
1922 | } | |
1923 | if (bp->req_duplex == DUPLEX_FULL) { | |
1924 | new_bmcr |= BMCR_FULLDPLX; | |
1925 | } | |
1926 | if (new_bmcr != bmcr) { | |
1927 | u32 bmsr; | |
b6016b76 | 1928 | |
ca58c3af MC |
1929 | bnx2_read_phy(bp, bp->mii_bmsr, &bmsr); |
1930 | bnx2_read_phy(bp, bp->mii_bmsr, &bmsr); | |
6aa20a22 | 1931 | |
b6016b76 MC |
1932 | if (bmsr & BMSR_LSTATUS) { |
1933 | /* Force link down */ | |
ca58c3af | 1934 | bnx2_write_phy(bp, bp->mii_bmcr, BMCR_LOOPBACK); |
a16dda0e MC |
1935 | spin_unlock_bh(&bp->phy_lock); |
1936 | msleep(50); | |
1937 | spin_lock_bh(&bp->phy_lock); | |
1938 | ||
ca58c3af MC |
1939 | bnx2_read_phy(bp, bp->mii_bmsr, &bmsr); |
1940 | bnx2_read_phy(bp, bp->mii_bmsr, &bmsr); | |
b6016b76 MC |
1941 | } |
1942 | ||
ca58c3af | 1943 | bnx2_write_phy(bp, bp->mii_bmcr, new_bmcr); |
b6016b76 MC |
1944 | |
1945 | /* Normally, the new speed is setup after the link has | |
1946 | * gone down and up again. In some cases, link will not go | |
1947 | * down so we need to set up the new speed here. | |
1948 | */ | |
1949 | if (bmsr & BMSR_LSTATUS) { | |
1950 | bp->line_speed = bp->req_line_speed; | |
1951 | bp->duplex = bp->req_duplex; | |
1952 | bnx2_resolve_flow_ctrl(bp); | |
1953 | bnx2_set_mac_link(bp); | |
1954 | } | |
27a005b8 MC |
1955 | } else { |
1956 | bnx2_resolve_flow_ctrl(bp); | |
1957 | bnx2_set_mac_link(bp); | |
b6016b76 MC |
1958 | } |
1959 | return 0; | |
1960 | } | |
1961 | ||
1962 | static int | |
0d8a6571 | 1963 | bnx2_setup_phy(struct bnx2 *bp, u8 port) |
b6016b76 MC |
1964 | { |
1965 | if (bp->loopback == MAC_LOOPBACK) | |
1966 | return 0; | |
1967 | ||
583c28e5 | 1968 | if (bp->phy_flags & BNX2_PHY_FLAG_SERDES) { |
0d8a6571 | 1969 | return (bnx2_setup_serdes_phy(bp, port)); |
b6016b76 MC |
1970 | } |
1971 | else { | |
1972 | return (bnx2_setup_copper_phy(bp)); | |
1973 | } | |
1974 | } | |
1975 | ||
27a005b8 | 1976 | static int |
9a120bc5 | 1977 | bnx2_init_5709s_phy(struct bnx2 *bp, int reset_phy) |
27a005b8 MC |
1978 | { |
1979 | u32 val; | |
1980 | ||
1981 | bp->mii_bmcr = MII_BMCR + 0x10; | |
1982 | bp->mii_bmsr = MII_BMSR + 0x10; | |
1983 | bp->mii_bmsr1 = MII_BNX2_GP_TOP_AN_STATUS1; | |
1984 | bp->mii_adv = MII_ADVERTISE + 0x10; | |
1985 | bp->mii_lpa = MII_LPA + 0x10; | |
1986 | bp->mii_up1 = MII_BNX2_OVER1G_UP1; | |
1987 | ||
1988 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_AER); | |
1989 | bnx2_write_phy(bp, MII_BNX2_AER_AER, MII_BNX2_AER_AER_AN_MMD); | |
1990 | ||
1991 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_COMBO_IEEEB0); | |
9a120bc5 MC |
1992 | if (reset_phy) |
1993 | bnx2_reset_phy(bp); | |
27a005b8 MC |
1994 | |
1995 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_SERDES_DIG); | |
1996 | ||
1997 | bnx2_read_phy(bp, MII_BNX2_SERDES_DIG_1000XCTL1, &val); | |
1998 | val &= ~MII_BNX2_SD_1000XCTL1_AUTODET; | |
1999 | val |= MII_BNX2_SD_1000XCTL1_FIBER; | |
2000 | bnx2_write_phy(bp, MII_BNX2_SERDES_DIG_1000XCTL1, val); | |
2001 | ||
2002 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_OVER1G); | |
2003 | bnx2_read_phy(bp, MII_BNX2_OVER1G_UP1, &val); | |
583c28e5 | 2004 | if (bp->phy_flags & BNX2_PHY_FLAG_2_5G_CAPABLE) |
27a005b8 MC |
2005 | val |= BCM5708S_UP1_2G5; |
2006 | else | |
2007 | val &= ~BCM5708S_UP1_2G5; | |
2008 | bnx2_write_phy(bp, MII_BNX2_OVER1G_UP1, val); | |
2009 | ||
2010 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_BAM_NXTPG); | |
2011 | bnx2_read_phy(bp, MII_BNX2_BAM_NXTPG_CTL, &val); | |
2012 | val |= MII_BNX2_NXTPG_CTL_T2 | MII_BNX2_NXTPG_CTL_BAM; | |
2013 | bnx2_write_phy(bp, MII_BNX2_BAM_NXTPG_CTL, val); | |
2014 | ||
2015 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_CL73_USERB0); | |
2016 | ||
2017 | val = MII_BNX2_CL73_BAM_EN | MII_BNX2_CL73_BAM_STA_MGR_EN | | |
2018 | MII_BNX2_CL73_BAM_NP_AFT_BP_EN; | |
2019 | bnx2_write_phy(bp, MII_BNX2_CL73_BAM_CTL1, val); | |
2020 | ||
2021 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_COMBO_IEEEB0); | |
2022 | ||
2023 | return 0; | |
2024 | } | |
2025 | ||
b6016b76 | 2026 | static int |
9a120bc5 | 2027 | bnx2_init_5708s_phy(struct bnx2 *bp, int reset_phy) |
5b0c76ad MC |
2028 | { |
2029 | u32 val; | |
2030 | ||
9a120bc5 MC |
2031 | if (reset_phy) |
2032 | bnx2_reset_phy(bp); | |
27a005b8 MC |
2033 | |
2034 | bp->mii_up1 = BCM5708S_UP1; | |
2035 | ||
5b0c76ad MC |
2036 | bnx2_write_phy(bp, BCM5708S_BLK_ADDR, BCM5708S_BLK_ADDR_DIG3); |
2037 | bnx2_write_phy(bp, BCM5708S_DIG_3_0, BCM5708S_DIG_3_0_USE_IEEE); | |
2038 | bnx2_write_phy(bp, BCM5708S_BLK_ADDR, BCM5708S_BLK_ADDR_DIG); | |
2039 | ||
2040 | bnx2_read_phy(bp, BCM5708S_1000X_CTL1, &val); | |
2041 | val |= BCM5708S_1000X_CTL1_FIBER_MODE | BCM5708S_1000X_CTL1_AUTODET_EN; | |
2042 | bnx2_write_phy(bp, BCM5708S_1000X_CTL1, val); | |
2043 | ||
2044 | bnx2_read_phy(bp, BCM5708S_1000X_CTL2, &val); | |
2045 | val |= BCM5708S_1000X_CTL2_PLLEL_DET_EN; | |
2046 | bnx2_write_phy(bp, BCM5708S_1000X_CTL2, val); | |
2047 | ||
583c28e5 | 2048 | if (bp->phy_flags & BNX2_PHY_FLAG_2_5G_CAPABLE) { |
5b0c76ad MC |
2049 | bnx2_read_phy(bp, BCM5708S_UP1, &val); |
2050 | val |= BCM5708S_UP1_2G5; | |
2051 | bnx2_write_phy(bp, BCM5708S_UP1, val); | |
2052 | } | |
2053 | ||
2054 | if ((CHIP_ID(bp) == CHIP_ID_5708_A0) || | |
dda1e390 MC |
2055 | (CHIP_ID(bp) == CHIP_ID_5708_B0) || |
2056 | (CHIP_ID(bp) == CHIP_ID_5708_B1)) { | |
5b0c76ad MC |
2057 | /* increase tx signal amplitude */ |
2058 | bnx2_write_phy(bp, BCM5708S_BLK_ADDR, | |
2059 | BCM5708S_BLK_ADDR_TX_MISC); | |
2060 | bnx2_read_phy(bp, BCM5708S_TX_ACTL1, &val); | |
2061 | val &= ~BCM5708S_TX_ACTL1_DRIVER_VCM; | |
2062 | bnx2_write_phy(bp, BCM5708S_TX_ACTL1, val); | |
2063 | bnx2_write_phy(bp, BCM5708S_BLK_ADDR, BCM5708S_BLK_ADDR_DIG); | |
2064 | } | |
2065 | ||
2726d6e1 | 2066 | val = bnx2_shmem_rd(bp, BNX2_PORT_HW_CFG_CONFIG) & |
5b0c76ad MC |
2067 | BNX2_PORT_HW_CFG_CFG_TXCTL3_MASK; |
2068 | ||
2069 | if (val) { | |
2070 | u32 is_backplane; | |
2071 | ||
2726d6e1 | 2072 | is_backplane = bnx2_shmem_rd(bp, BNX2_SHARED_HW_CFG_CONFIG); |
5b0c76ad MC |
2073 | if (is_backplane & BNX2_SHARED_HW_CFG_PHY_BACKPLANE) { |
2074 | bnx2_write_phy(bp, BCM5708S_BLK_ADDR, | |
2075 | BCM5708S_BLK_ADDR_TX_MISC); | |
2076 | bnx2_write_phy(bp, BCM5708S_TX_ACTL3, val); | |
2077 | bnx2_write_phy(bp, BCM5708S_BLK_ADDR, | |
2078 | BCM5708S_BLK_ADDR_DIG); | |
2079 | } | |
2080 | } | |
2081 | return 0; | |
2082 | } | |
2083 | ||
2084 | static int | |
9a120bc5 | 2085 | bnx2_init_5706s_phy(struct bnx2 *bp, int reset_phy) |
b6016b76 | 2086 | { |
9a120bc5 MC |
2087 | if (reset_phy) |
2088 | bnx2_reset_phy(bp); | |
27a005b8 | 2089 | |
583c28e5 | 2090 | bp->phy_flags &= ~BNX2_PHY_FLAG_PARALLEL_DETECT; |
b6016b76 | 2091 | |
59b47d8a MC |
2092 | if (CHIP_NUM(bp) == CHIP_NUM_5706) |
2093 | REG_WR(bp, BNX2_MISC_GP_HW_CTL0, 0x300); | |
b6016b76 MC |
2094 | |
2095 | if (bp->dev->mtu > 1500) { | |
2096 | u32 val; | |
2097 | ||
2098 | /* Set extended packet length bit */ | |
2099 | bnx2_write_phy(bp, 0x18, 0x7); | |
2100 | bnx2_read_phy(bp, 0x18, &val); | |
2101 | bnx2_write_phy(bp, 0x18, (val & 0xfff8) | 0x4000); | |
2102 | ||
2103 | bnx2_write_phy(bp, 0x1c, 0x6c00); | |
2104 | bnx2_read_phy(bp, 0x1c, &val); | |
2105 | bnx2_write_phy(bp, 0x1c, (val & 0x3ff) | 0xec02); | |
2106 | } | |
2107 | else { | |
2108 | u32 val; | |
2109 | ||
2110 | bnx2_write_phy(bp, 0x18, 0x7); | |
2111 | bnx2_read_phy(bp, 0x18, &val); | |
2112 | bnx2_write_phy(bp, 0x18, val & ~0x4007); | |
2113 | ||
2114 | bnx2_write_phy(bp, 0x1c, 0x6c00); | |
2115 | bnx2_read_phy(bp, 0x1c, &val); | |
2116 | bnx2_write_phy(bp, 0x1c, (val & 0x3fd) | 0xec00); | |
2117 | } | |
2118 | ||
2119 | return 0; | |
2120 | } | |
2121 | ||
2122 | static int | |
9a120bc5 | 2123 | bnx2_init_copper_phy(struct bnx2 *bp, int reset_phy) |
b6016b76 | 2124 | { |
5b0c76ad MC |
2125 | u32 val; |
2126 | ||
9a120bc5 MC |
2127 | if (reset_phy) |
2128 | bnx2_reset_phy(bp); | |
27a005b8 | 2129 | |
583c28e5 | 2130 | if (bp->phy_flags & BNX2_PHY_FLAG_CRC_FIX) { |
b6016b76 MC |
2131 | bnx2_write_phy(bp, 0x18, 0x0c00); |
2132 | bnx2_write_phy(bp, 0x17, 0x000a); | |
2133 | bnx2_write_phy(bp, 0x15, 0x310b); | |
2134 | bnx2_write_phy(bp, 0x17, 0x201f); | |
2135 | bnx2_write_phy(bp, 0x15, 0x9506); | |
2136 | bnx2_write_phy(bp, 0x17, 0x401f); | |
2137 | bnx2_write_phy(bp, 0x15, 0x14e2); | |
2138 | bnx2_write_phy(bp, 0x18, 0x0400); | |
2139 | } | |
2140 | ||
583c28e5 | 2141 | if (bp->phy_flags & BNX2_PHY_FLAG_DIS_EARLY_DAC) { |
b659f44e MC |
2142 | bnx2_write_phy(bp, MII_BNX2_DSP_ADDRESS, |
2143 | MII_BNX2_DSP_EXPAND_REG | 0x8); | |
2144 | bnx2_read_phy(bp, MII_BNX2_DSP_RW_PORT, &val); | |
2145 | val &= ~(1 << 8); | |
2146 | bnx2_write_phy(bp, MII_BNX2_DSP_RW_PORT, val); | |
2147 | } | |
2148 | ||
b6016b76 | 2149 | if (bp->dev->mtu > 1500) { |
b6016b76 MC |
2150 | /* Set extended packet length bit */ |
2151 | bnx2_write_phy(bp, 0x18, 0x7); | |
2152 | bnx2_read_phy(bp, 0x18, &val); | |
2153 | bnx2_write_phy(bp, 0x18, val | 0x4000); | |
2154 | ||
2155 | bnx2_read_phy(bp, 0x10, &val); | |
2156 | bnx2_write_phy(bp, 0x10, val | 0x1); | |
2157 | } | |
2158 | else { | |
b6016b76 MC |
2159 | bnx2_write_phy(bp, 0x18, 0x7); |
2160 | bnx2_read_phy(bp, 0x18, &val); | |
2161 | bnx2_write_phy(bp, 0x18, val & ~0x4007); | |
2162 | ||
2163 | bnx2_read_phy(bp, 0x10, &val); | |
2164 | bnx2_write_phy(bp, 0x10, val & ~0x1); | |
2165 | } | |
2166 | ||
5b0c76ad MC |
2167 | /* ethernet@wirespeed */ |
2168 | bnx2_write_phy(bp, 0x18, 0x7007); | |
2169 | bnx2_read_phy(bp, 0x18, &val); | |
2170 | bnx2_write_phy(bp, 0x18, val | (1 << 15) | (1 << 4)); | |
b6016b76 MC |
2171 | return 0; |
2172 | } | |
2173 | ||
2174 | ||
2175 | static int | |
9a120bc5 | 2176 | bnx2_init_phy(struct bnx2 *bp, int reset_phy) |
b6016b76 MC |
2177 | { |
2178 | u32 val; | |
2179 | int rc = 0; | |
2180 | ||
583c28e5 MC |
2181 | bp->phy_flags &= ~BNX2_PHY_FLAG_INT_MODE_MASK; |
2182 | bp->phy_flags |= BNX2_PHY_FLAG_INT_MODE_LINK_READY; | |
b6016b76 | 2183 | |
ca58c3af MC |
2184 | bp->mii_bmcr = MII_BMCR; |
2185 | bp->mii_bmsr = MII_BMSR; | |
27a005b8 | 2186 | bp->mii_bmsr1 = MII_BMSR; |
ca58c3af MC |
2187 | bp->mii_adv = MII_ADVERTISE; |
2188 | bp->mii_lpa = MII_LPA; | |
2189 | ||
b6016b76 MC |
2190 | REG_WR(bp, BNX2_EMAC_ATTENTION_ENA, BNX2_EMAC_ATTENTION_ENA_LINK); |
2191 | ||
583c28e5 | 2192 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) |
0d8a6571 MC |
2193 | goto setup_phy; |
2194 | ||
b6016b76 MC |
2195 | bnx2_read_phy(bp, MII_PHYSID1, &val); |
2196 | bp->phy_id = val << 16; | |
2197 | bnx2_read_phy(bp, MII_PHYSID2, &val); | |
2198 | bp->phy_id |= val & 0xffff; | |
2199 | ||
583c28e5 | 2200 | if (bp->phy_flags & BNX2_PHY_FLAG_SERDES) { |
5b0c76ad | 2201 | if (CHIP_NUM(bp) == CHIP_NUM_5706) |
9a120bc5 | 2202 | rc = bnx2_init_5706s_phy(bp, reset_phy); |
5b0c76ad | 2203 | else if (CHIP_NUM(bp) == CHIP_NUM_5708) |
9a120bc5 | 2204 | rc = bnx2_init_5708s_phy(bp, reset_phy); |
27a005b8 | 2205 | else if (CHIP_NUM(bp) == CHIP_NUM_5709) |
9a120bc5 | 2206 | rc = bnx2_init_5709s_phy(bp, reset_phy); |
b6016b76 MC |
2207 | } |
2208 | else { | |
9a120bc5 | 2209 | rc = bnx2_init_copper_phy(bp, reset_phy); |
b6016b76 MC |
2210 | } |
2211 | ||
0d8a6571 MC |
2212 | setup_phy: |
2213 | if (!rc) | |
2214 | rc = bnx2_setup_phy(bp, bp->phy_port); | |
b6016b76 MC |
2215 | |
2216 | return rc; | |
2217 | } | |
2218 | ||
2219 | static int | |
2220 | bnx2_set_mac_loopback(struct bnx2 *bp) | |
2221 | { | |
2222 | u32 mac_mode; | |
2223 | ||
2224 | mac_mode = REG_RD(bp, BNX2_EMAC_MODE); | |
2225 | mac_mode &= ~BNX2_EMAC_MODE_PORT; | |
2226 | mac_mode |= BNX2_EMAC_MODE_MAC_LOOP | BNX2_EMAC_MODE_FORCE_LINK; | |
2227 | REG_WR(bp, BNX2_EMAC_MODE, mac_mode); | |
2228 | bp->link_up = 1; | |
2229 | return 0; | |
2230 | } | |
2231 | ||
bc5a0690 MC |
2232 | static int bnx2_test_link(struct bnx2 *); |
2233 | ||
2234 | static int | |
2235 | bnx2_set_phy_loopback(struct bnx2 *bp) | |
2236 | { | |
2237 | u32 mac_mode; | |
2238 | int rc, i; | |
2239 | ||
2240 | spin_lock_bh(&bp->phy_lock); | |
ca58c3af | 2241 | rc = bnx2_write_phy(bp, bp->mii_bmcr, BMCR_LOOPBACK | BMCR_FULLDPLX | |
bc5a0690 MC |
2242 | BMCR_SPEED1000); |
2243 | spin_unlock_bh(&bp->phy_lock); | |
2244 | if (rc) | |
2245 | return rc; | |
2246 | ||
2247 | for (i = 0; i < 10; i++) { | |
2248 | if (bnx2_test_link(bp) == 0) | |
2249 | break; | |
80be4434 | 2250 | msleep(100); |
bc5a0690 MC |
2251 | } |
2252 | ||
2253 | mac_mode = REG_RD(bp, BNX2_EMAC_MODE); | |
2254 | mac_mode &= ~(BNX2_EMAC_MODE_PORT | BNX2_EMAC_MODE_HALF_DUPLEX | | |
2255 | BNX2_EMAC_MODE_MAC_LOOP | BNX2_EMAC_MODE_FORCE_LINK | | |
59b47d8a | 2256 | BNX2_EMAC_MODE_25G_MODE); |
bc5a0690 MC |
2257 | |
2258 | mac_mode |= BNX2_EMAC_MODE_PORT_GMII; | |
2259 | REG_WR(bp, BNX2_EMAC_MODE, mac_mode); | |
2260 | bp->link_up = 1; | |
2261 | return 0; | |
2262 | } | |
2263 | ||
b6016b76 | 2264 | static int |
a2f13890 | 2265 | bnx2_fw_sync(struct bnx2 *bp, u32 msg_data, int ack, int silent) |
b6016b76 MC |
2266 | { |
2267 | int i; | |
2268 | u32 val; | |
2269 | ||
b6016b76 MC |
2270 | bp->fw_wr_seq++; |
2271 | msg_data |= bp->fw_wr_seq; | |
2272 | ||
2726d6e1 | 2273 | bnx2_shmem_wr(bp, BNX2_DRV_MB, msg_data); |
b6016b76 | 2274 | |
a2f13890 MC |
2275 | if (!ack) |
2276 | return 0; | |
2277 | ||
b6016b76 | 2278 | /* wait for an acknowledgement. */ |
b090ae2b MC |
2279 | for (i = 0; i < (FW_ACK_TIME_OUT_MS / 10); i++) { |
2280 | msleep(10); | |
b6016b76 | 2281 | |
2726d6e1 | 2282 | val = bnx2_shmem_rd(bp, BNX2_FW_MB); |
b6016b76 MC |
2283 | |
2284 | if ((val & BNX2_FW_MSG_ACK) == (msg_data & BNX2_DRV_MSG_SEQ)) | |
2285 | break; | |
2286 | } | |
b090ae2b MC |
2287 | if ((msg_data & BNX2_DRV_MSG_DATA) == BNX2_DRV_MSG_DATA_WAIT0) |
2288 | return 0; | |
b6016b76 MC |
2289 | |
2290 | /* If we timed out, inform the firmware that this is the case. */ | |
b090ae2b MC |
2291 | if ((val & BNX2_FW_MSG_ACK) != (msg_data & BNX2_DRV_MSG_SEQ)) { |
2292 | if (!silent) | |
2293 | printk(KERN_ERR PFX "fw sync timeout, reset code = " | |
2294 | "%x\n", msg_data); | |
b6016b76 MC |
2295 | |
2296 | msg_data &= ~BNX2_DRV_MSG_CODE; | |
2297 | msg_data |= BNX2_DRV_MSG_CODE_FW_TIMEOUT; | |
2298 | ||
2726d6e1 | 2299 | bnx2_shmem_wr(bp, BNX2_DRV_MB, msg_data); |
b6016b76 | 2300 | |
b6016b76 MC |
2301 | return -EBUSY; |
2302 | } | |
2303 | ||
b090ae2b MC |
2304 | if ((val & BNX2_FW_MSG_STATUS_MASK) != BNX2_FW_MSG_STATUS_OK) |
2305 | return -EIO; | |
2306 | ||
b6016b76 MC |
2307 | return 0; |
2308 | } | |
2309 | ||
59b47d8a MC |
2310 | static int |
2311 | bnx2_init_5709_context(struct bnx2 *bp) | |
2312 | { | |
2313 | int i, ret = 0; | |
2314 | u32 val; | |
2315 | ||
2316 | val = BNX2_CTX_COMMAND_ENABLED | BNX2_CTX_COMMAND_MEM_INIT | (1 << 12); | |
2317 | val |= (BCM_PAGE_BITS - 8) << 16; | |
2318 | REG_WR(bp, BNX2_CTX_COMMAND, val); | |
641bdcd5 MC |
2319 | for (i = 0; i < 10; i++) { |
2320 | val = REG_RD(bp, BNX2_CTX_COMMAND); | |
2321 | if (!(val & BNX2_CTX_COMMAND_MEM_INIT)) | |
2322 | break; | |
2323 | udelay(2); | |
2324 | } | |
2325 | if (val & BNX2_CTX_COMMAND_MEM_INIT) | |
2326 | return -EBUSY; | |
2327 | ||
59b47d8a MC |
2328 | for (i = 0; i < bp->ctx_pages; i++) { |
2329 | int j; | |
2330 | ||
352f7687 MC |
2331 | if (bp->ctx_blk[i]) |
2332 | memset(bp->ctx_blk[i], 0, BCM_PAGE_SIZE); | |
2333 | else | |
2334 | return -ENOMEM; | |
2335 | ||
59b47d8a MC |
2336 | REG_WR(bp, BNX2_CTX_HOST_PAGE_TBL_DATA0, |
2337 | (bp->ctx_blk_mapping[i] & 0xffffffff) | | |
2338 | BNX2_CTX_HOST_PAGE_TBL_DATA0_VALID); | |
2339 | REG_WR(bp, BNX2_CTX_HOST_PAGE_TBL_DATA1, | |
2340 | (u64) bp->ctx_blk_mapping[i] >> 32); | |
2341 | REG_WR(bp, BNX2_CTX_HOST_PAGE_TBL_CTRL, i | | |
2342 | BNX2_CTX_HOST_PAGE_TBL_CTRL_WRITE_REQ); | |
2343 | for (j = 0; j < 10; j++) { | |
2344 | ||
2345 | val = REG_RD(bp, BNX2_CTX_HOST_PAGE_TBL_CTRL); | |
2346 | if (!(val & BNX2_CTX_HOST_PAGE_TBL_CTRL_WRITE_REQ)) | |
2347 | break; | |
2348 | udelay(5); | |
2349 | } | |
2350 | if (val & BNX2_CTX_HOST_PAGE_TBL_CTRL_WRITE_REQ) { | |
2351 | ret = -EBUSY; | |
2352 | break; | |
2353 | } | |
2354 | } | |
2355 | return ret; | |
2356 | } | |
2357 | ||
b6016b76 MC |
2358 | static void |
2359 | bnx2_init_context(struct bnx2 *bp) | |
2360 | { | |
2361 | u32 vcid; | |
2362 | ||
2363 | vcid = 96; | |
2364 | while (vcid) { | |
2365 | u32 vcid_addr, pcid_addr, offset; | |
7947b20e | 2366 | int i; |
b6016b76 MC |
2367 | |
2368 | vcid--; | |
2369 | ||
2370 | if (CHIP_ID(bp) == CHIP_ID_5706_A0) { | |
2371 | u32 new_vcid; | |
2372 | ||
2373 | vcid_addr = GET_PCID_ADDR(vcid); | |
2374 | if (vcid & 0x8) { | |
2375 | new_vcid = 0x60 + (vcid & 0xf0) + (vcid & 0x7); | |
2376 | } | |
2377 | else { | |
2378 | new_vcid = vcid; | |
2379 | } | |
2380 | pcid_addr = GET_PCID_ADDR(new_vcid); | |
2381 | } | |
2382 | else { | |
2383 | vcid_addr = GET_CID_ADDR(vcid); | |
2384 | pcid_addr = vcid_addr; | |
2385 | } | |
2386 | ||
7947b20e MC |
2387 | for (i = 0; i < (CTX_SIZE / PHY_CTX_SIZE); i++) { |
2388 | vcid_addr += (i << PHY_CTX_SHIFT); | |
2389 | pcid_addr += (i << PHY_CTX_SHIFT); | |
b6016b76 | 2390 | |
5d5d0015 | 2391 | REG_WR(bp, BNX2_CTX_VIRT_ADDR, vcid_addr); |
7947b20e | 2392 | REG_WR(bp, BNX2_CTX_PAGE_TBL, pcid_addr); |
b6016b76 | 2393 | |
7947b20e MC |
2394 | /* Zero out the context. */ |
2395 | for (offset = 0; offset < PHY_CTX_SIZE; offset += 4) | |
62a8313c | 2396 | bnx2_ctx_wr(bp, vcid_addr, offset, 0); |
7947b20e | 2397 | } |
b6016b76 MC |
2398 | } |
2399 | } | |
2400 | ||
2401 | static int | |
2402 | bnx2_alloc_bad_rbuf(struct bnx2 *bp) | |
2403 | { | |
2404 | u16 *good_mbuf; | |
2405 | u32 good_mbuf_cnt; | |
2406 | u32 val; | |
2407 | ||
2408 | good_mbuf = kmalloc(512 * sizeof(u16), GFP_KERNEL); | |
2409 | if (good_mbuf == NULL) { | |
2410 | printk(KERN_ERR PFX "Failed to allocate memory in " | |
2411 | "bnx2_alloc_bad_rbuf\n"); | |
2412 | return -ENOMEM; | |
2413 | } | |
2414 | ||
2415 | REG_WR(bp, BNX2_MISC_ENABLE_SET_BITS, | |
2416 | BNX2_MISC_ENABLE_SET_BITS_RX_MBUF_ENABLE); | |
2417 | ||
2418 | good_mbuf_cnt = 0; | |
2419 | ||
2420 | /* Allocate a bunch of mbufs and save the good ones in an array. */ | |
2726d6e1 | 2421 | val = bnx2_reg_rd_ind(bp, BNX2_RBUF_STATUS1); |
b6016b76 | 2422 | while (val & BNX2_RBUF_STATUS1_FREE_COUNT) { |
2726d6e1 MC |
2423 | bnx2_reg_wr_ind(bp, BNX2_RBUF_COMMAND, |
2424 | BNX2_RBUF_COMMAND_ALLOC_REQ); | |
b6016b76 | 2425 | |
2726d6e1 | 2426 | val = bnx2_reg_rd_ind(bp, BNX2_RBUF_FW_BUF_ALLOC); |
b6016b76 MC |
2427 | |
2428 | val &= BNX2_RBUF_FW_BUF_ALLOC_VALUE; | |
2429 | ||
2430 | /* The addresses with Bit 9 set are bad memory blocks. */ | |
2431 | if (!(val & (1 << 9))) { | |
2432 | good_mbuf[good_mbuf_cnt] = (u16) val; | |
2433 | good_mbuf_cnt++; | |
2434 | } | |
2435 | ||
2726d6e1 | 2436 | val = bnx2_reg_rd_ind(bp, BNX2_RBUF_STATUS1); |
b6016b76 MC |
2437 | } |
2438 | ||
2439 | /* Free the good ones back to the mbuf pool thus discarding | |
2440 | * all the bad ones. */ | |
2441 | while (good_mbuf_cnt) { | |
2442 | good_mbuf_cnt--; | |
2443 | ||
2444 | val = good_mbuf[good_mbuf_cnt]; | |
2445 | val = (val << 9) | val | 1; | |
2446 | ||
2726d6e1 | 2447 | bnx2_reg_wr_ind(bp, BNX2_RBUF_FW_BUF_FREE, val); |
b6016b76 MC |
2448 | } |
2449 | kfree(good_mbuf); | |
2450 | return 0; | |
2451 | } | |
2452 | ||
2453 | static void | |
6aa20a22 | 2454 | bnx2_set_mac_addr(struct bnx2 *bp) |
b6016b76 MC |
2455 | { |
2456 | u32 val; | |
2457 | u8 *mac_addr = bp->dev->dev_addr; | |
2458 | ||
2459 | val = (mac_addr[0] << 8) | mac_addr[1]; | |
2460 | ||
2461 | REG_WR(bp, BNX2_EMAC_MAC_MATCH0, val); | |
2462 | ||
6aa20a22 | 2463 | val = (mac_addr[2] << 24) | (mac_addr[3] << 16) | |
b6016b76 MC |
2464 | (mac_addr[4] << 8) | mac_addr[5]; |
2465 | ||
2466 | REG_WR(bp, BNX2_EMAC_MAC_MATCH1, val); | |
2467 | } | |
2468 | ||
47bf4246 | 2469 | static inline int |
bb4f98ab | 2470 | bnx2_alloc_rx_page(struct bnx2 *bp, struct bnx2_rx_ring_info *rxr, u16 index) |
47bf4246 MC |
2471 | { |
2472 | dma_addr_t mapping; | |
bb4f98ab | 2473 | struct sw_pg *rx_pg = &rxr->rx_pg_ring[index]; |
47bf4246 | 2474 | struct rx_bd *rxbd = |
bb4f98ab | 2475 | &rxr->rx_pg_desc_ring[RX_RING(index)][RX_IDX(index)]; |
47bf4246 MC |
2476 | struct page *page = alloc_page(GFP_ATOMIC); |
2477 | ||
2478 | if (!page) | |
2479 | return -ENOMEM; | |
2480 | mapping = pci_map_page(bp->pdev, page, 0, PAGE_SIZE, | |
2481 | PCI_DMA_FROMDEVICE); | |
2482 | rx_pg->page = page; | |
2483 | pci_unmap_addr_set(rx_pg, mapping, mapping); | |
2484 | rxbd->rx_bd_haddr_hi = (u64) mapping >> 32; | |
2485 | rxbd->rx_bd_haddr_lo = (u64) mapping & 0xffffffff; | |
2486 | return 0; | |
2487 | } | |
2488 | ||
2489 | static void | |
bb4f98ab | 2490 | bnx2_free_rx_page(struct bnx2 *bp, struct bnx2_rx_ring_info *rxr, u16 index) |
47bf4246 | 2491 | { |
bb4f98ab | 2492 | struct sw_pg *rx_pg = &rxr->rx_pg_ring[index]; |
47bf4246 MC |
2493 | struct page *page = rx_pg->page; |
2494 | ||
2495 | if (!page) | |
2496 | return; | |
2497 | ||
2498 | pci_unmap_page(bp->pdev, pci_unmap_addr(rx_pg, mapping), PAGE_SIZE, | |
2499 | PCI_DMA_FROMDEVICE); | |
2500 | ||
2501 | __free_page(page); | |
2502 | rx_pg->page = NULL; | |
2503 | } | |
2504 | ||
b6016b76 | 2505 | static inline int |
bb4f98ab | 2506 | bnx2_alloc_rx_skb(struct bnx2 *bp, struct bnx2_rx_ring_info *rxr, u16 index) |
b6016b76 MC |
2507 | { |
2508 | struct sk_buff *skb; | |
bb4f98ab | 2509 | struct sw_bd *rx_buf = &rxr->rx_buf_ring[index]; |
b6016b76 | 2510 | dma_addr_t mapping; |
bb4f98ab | 2511 | struct rx_bd *rxbd = &rxr->rx_desc_ring[RX_RING(index)][RX_IDX(index)]; |
b6016b76 MC |
2512 | unsigned long align; |
2513 | ||
932f3772 | 2514 | skb = netdev_alloc_skb(bp->dev, bp->rx_buf_size); |
b6016b76 MC |
2515 | if (skb == NULL) { |
2516 | return -ENOMEM; | |
2517 | } | |
2518 | ||
59b47d8a MC |
2519 | if (unlikely((align = (unsigned long) skb->data & (BNX2_RX_ALIGN - 1)))) |
2520 | skb_reserve(skb, BNX2_RX_ALIGN - align); | |
b6016b76 | 2521 | |
b6016b76 MC |
2522 | mapping = pci_map_single(bp->pdev, skb->data, bp->rx_buf_use_size, |
2523 | PCI_DMA_FROMDEVICE); | |
2524 | ||
2525 | rx_buf->skb = skb; | |
2526 | pci_unmap_addr_set(rx_buf, mapping, mapping); | |
2527 | ||
2528 | rxbd->rx_bd_haddr_hi = (u64) mapping >> 32; | |
2529 | rxbd->rx_bd_haddr_lo = (u64) mapping & 0xffffffff; | |
2530 | ||
bb4f98ab | 2531 | rxr->rx_prod_bseq += bp->rx_buf_use_size; |
b6016b76 MC |
2532 | |
2533 | return 0; | |
2534 | } | |
2535 | ||
da3e4fbe | 2536 | static int |
35efa7c1 | 2537 | bnx2_phy_event_is_set(struct bnx2 *bp, struct bnx2_napi *bnapi, u32 event) |
b6016b76 | 2538 | { |
43e80b89 | 2539 | struct status_block *sblk = bnapi->status_blk.msi; |
b6016b76 | 2540 | u32 new_link_state, old_link_state; |
da3e4fbe | 2541 | int is_set = 1; |
b6016b76 | 2542 | |
da3e4fbe MC |
2543 | new_link_state = sblk->status_attn_bits & event; |
2544 | old_link_state = sblk->status_attn_bits_ack & event; | |
b6016b76 | 2545 | if (new_link_state != old_link_state) { |
da3e4fbe MC |
2546 | if (new_link_state) |
2547 | REG_WR(bp, BNX2_PCICFG_STATUS_BIT_SET_CMD, event); | |
2548 | else | |
2549 | REG_WR(bp, BNX2_PCICFG_STATUS_BIT_CLEAR_CMD, event); | |
2550 | } else | |
2551 | is_set = 0; | |
2552 | ||
2553 | return is_set; | |
2554 | } | |
2555 | ||
2556 | static void | |
35efa7c1 | 2557 | bnx2_phy_int(struct bnx2 *bp, struct bnx2_napi *bnapi) |
da3e4fbe | 2558 | { |
74ecc62d MC |
2559 | spin_lock(&bp->phy_lock); |
2560 | ||
2561 | if (bnx2_phy_event_is_set(bp, bnapi, STATUS_ATTN_BITS_LINK_STATE)) | |
b6016b76 | 2562 | bnx2_set_link(bp); |
35efa7c1 | 2563 | if (bnx2_phy_event_is_set(bp, bnapi, STATUS_ATTN_BITS_TIMER_ABORT)) |
0d8a6571 MC |
2564 | bnx2_set_remote_link(bp); |
2565 | ||
74ecc62d MC |
2566 | spin_unlock(&bp->phy_lock); |
2567 | ||
b6016b76 MC |
2568 | } |
2569 | ||
ead7270b | 2570 | static inline u16 |
35efa7c1 | 2571 | bnx2_get_hw_tx_cons(struct bnx2_napi *bnapi) |
ead7270b MC |
2572 | { |
2573 | u16 cons; | |
2574 | ||
43e80b89 MC |
2575 | /* Tell compiler that status block fields can change. */ |
2576 | barrier(); | |
2577 | cons = *bnapi->hw_tx_cons_ptr; | |
ead7270b MC |
2578 | if (unlikely((cons & MAX_TX_DESC_CNT) == MAX_TX_DESC_CNT)) |
2579 | cons++; | |
2580 | return cons; | |
2581 | } | |
2582 | ||
57851d84 MC |
2583 | static int |
2584 | bnx2_tx_int(struct bnx2 *bp, struct bnx2_napi *bnapi, int budget) | |
b6016b76 | 2585 | { |
35e9010b | 2586 | struct bnx2_tx_ring_info *txr = &bnapi->tx_ring; |
b6016b76 | 2587 | u16 hw_cons, sw_cons, sw_ring_cons; |
57851d84 | 2588 | int tx_pkt = 0; |
b6016b76 | 2589 | |
35efa7c1 | 2590 | hw_cons = bnx2_get_hw_tx_cons(bnapi); |
35e9010b | 2591 | sw_cons = txr->tx_cons; |
b6016b76 MC |
2592 | |
2593 | while (sw_cons != hw_cons) { | |
2594 | struct sw_bd *tx_buf; | |
2595 | struct sk_buff *skb; | |
2596 | int i, last; | |
2597 | ||
2598 | sw_ring_cons = TX_RING_IDX(sw_cons); | |
2599 | ||
35e9010b | 2600 | tx_buf = &txr->tx_buf_ring[sw_ring_cons]; |
b6016b76 | 2601 | skb = tx_buf->skb; |
1d39ed56 | 2602 | |
b6016b76 | 2603 | /* partial BD completions possible with TSO packets */ |
89114afd | 2604 | if (skb_is_gso(skb)) { |
b6016b76 MC |
2605 | u16 last_idx, last_ring_idx; |
2606 | ||
2607 | last_idx = sw_cons + | |
2608 | skb_shinfo(skb)->nr_frags + 1; | |
2609 | last_ring_idx = sw_ring_cons + | |
2610 | skb_shinfo(skb)->nr_frags + 1; | |
2611 | if (unlikely(last_ring_idx >= MAX_TX_DESC_CNT)) { | |
2612 | last_idx++; | |
2613 | } | |
2614 | if (((s16) ((s16) last_idx - (s16) hw_cons)) > 0) { | |
2615 | break; | |
2616 | } | |
2617 | } | |
1d39ed56 | 2618 | |
b6016b76 MC |
2619 | pci_unmap_single(bp->pdev, pci_unmap_addr(tx_buf, mapping), |
2620 | skb_headlen(skb), PCI_DMA_TODEVICE); | |
2621 | ||
2622 | tx_buf->skb = NULL; | |
2623 | last = skb_shinfo(skb)->nr_frags; | |
2624 | ||
2625 | for (i = 0; i < last; i++) { | |
2626 | sw_cons = NEXT_TX_BD(sw_cons); | |
2627 | ||
2628 | pci_unmap_page(bp->pdev, | |
2629 | pci_unmap_addr( | |
35e9010b | 2630 | &txr->tx_buf_ring[TX_RING_IDX(sw_cons)], |
b6016b76 MC |
2631 | mapping), |
2632 | skb_shinfo(skb)->frags[i].size, | |
2633 | PCI_DMA_TODEVICE); | |
2634 | } | |
2635 | ||
2636 | sw_cons = NEXT_TX_BD(sw_cons); | |
2637 | ||
745720e5 | 2638 | dev_kfree_skb(skb); |
57851d84 MC |
2639 | tx_pkt++; |
2640 | if (tx_pkt == budget) | |
2641 | break; | |
b6016b76 | 2642 | |
35efa7c1 | 2643 | hw_cons = bnx2_get_hw_tx_cons(bnapi); |
b6016b76 MC |
2644 | } |
2645 | ||
35e9010b MC |
2646 | txr->hw_tx_cons = hw_cons; |
2647 | txr->tx_cons = sw_cons; | |
2f8af120 MC |
2648 | /* Need to make the tx_cons update visible to bnx2_start_xmit() |
2649 | * before checking for netif_queue_stopped(). Without the | |
2650 | * memory barrier, there is a small possibility that bnx2_start_xmit() | |
2651 | * will miss it and cause the queue to be stopped forever. | |
2652 | */ | |
2653 | smp_mb(); | |
b6016b76 | 2654 | |
2f8af120 | 2655 | if (unlikely(netif_queue_stopped(bp->dev)) && |
35e9010b | 2656 | (bnx2_tx_avail(bp, txr) > bp->tx_wake_thresh)) { |
2f8af120 | 2657 | netif_tx_lock(bp->dev); |
b6016b76 | 2658 | if ((netif_queue_stopped(bp->dev)) && |
35e9010b | 2659 | (bnx2_tx_avail(bp, txr) > bp->tx_wake_thresh)) |
b6016b76 | 2660 | netif_wake_queue(bp->dev); |
2f8af120 | 2661 | netif_tx_unlock(bp->dev); |
b6016b76 | 2662 | } |
57851d84 | 2663 | return tx_pkt; |
b6016b76 MC |
2664 | } |
2665 | ||
1db82f2a | 2666 | static void |
bb4f98ab | 2667 | bnx2_reuse_rx_skb_pages(struct bnx2 *bp, struct bnx2_rx_ring_info *rxr, |
a1f60190 | 2668 | struct sk_buff *skb, int count) |
1db82f2a MC |
2669 | { |
2670 | struct sw_pg *cons_rx_pg, *prod_rx_pg; | |
2671 | struct rx_bd *cons_bd, *prod_bd; | |
2672 | dma_addr_t mapping; | |
2673 | int i; | |
bb4f98ab MC |
2674 | u16 hw_prod = rxr->rx_pg_prod, prod; |
2675 | u16 cons = rxr->rx_pg_cons; | |
1db82f2a MC |
2676 | |
2677 | for (i = 0; i < count; i++) { | |
2678 | prod = RX_PG_RING_IDX(hw_prod); | |
2679 | ||
bb4f98ab MC |
2680 | prod_rx_pg = &rxr->rx_pg_ring[prod]; |
2681 | cons_rx_pg = &rxr->rx_pg_ring[cons]; | |
2682 | cons_bd = &rxr->rx_pg_desc_ring[RX_RING(cons)][RX_IDX(cons)]; | |
2683 | prod_bd = &rxr->rx_pg_desc_ring[RX_RING(prod)][RX_IDX(prod)]; | |
1db82f2a MC |
2684 | |
2685 | if (i == 0 && skb) { | |
2686 | struct page *page; | |
2687 | struct skb_shared_info *shinfo; | |
2688 | ||
2689 | shinfo = skb_shinfo(skb); | |
2690 | shinfo->nr_frags--; | |
2691 | page = shinfo->frags[shinfo->nr_frags].page; | |
2692 | shinfo->frags[shinfo->nr_frags].page = NULL; | |
2693 | mapping = pci_map_page(bp->pdev, page, 0, PAGE_SIZE, | |
2694 | PCI_DMA_FROMDEVICE); | |
2695 | cons_rx_pg->page = page; | |
2696 | pci_unmap_addr_set(cons_rx_pg, mapping, mapping); | |
2697 | dev_kfree_skb(skb); | |
2698 | } | |
2699 | if (prod != cons) { | |
2700 | prod_rx_pg->page = cons_rx_pg->page; | |
2701 | cons_rx_pg->page = NULL; | |
2702 | pci_unmap_addr_set(prod_rx_pg, mapping, | |
2703 | pci_unmap_addr(cons_rx_pg, mapping)); | |
2704 | ||
2705 | prod_bd->rx_bd_haddr_hi = cons_bd->rx_bd_haddr_hi; | |
2706 | prod_bd->rx_bd_haddr_lo = cons_bd->rx_bd_haddr_lo; | |
2707 | ||
2708 | } | |
2709 | cons = RX_PG_RING_IDX(NEXT_RX_BD(cons)); | |
2710 | hw_prod = NEXT_RX_BD(hw_prod); | |
2711 | } | |
bb4f98ab MC |
2712 | rxr->rx_pg_prod = hw_prod; |
2713 | rxr->rx_pg_cons = cons; | |
1db82f2a MC |
2714 | } |
2715 | ||
b6016b76 | 2716 | static inline void |
bb4f98ab MC |
2717 | bnx2_reuse_rx_skb(struct bnx2 *bp, struct bnx2_rx_ring_info *rxr, |
2718 | struct sk_buff *skb, u16 cons, u16 prod) | |
b6016b76 | 2719 | { |
236b6394 MC |
2720 | struct sw_bd *cons_rx_buf, *prod_rx_buf; |
2721 | struct rx_bd *cons_bd, *prod_bd; | |
2722 | ||
bb4f98ab MC |
2723 | cons_rx_buf = &rxr->rx_buf_ring[cons]; |
2724 | prod_rx_buf = &rxr->rx_buf_ring[prod]; | |
b6016b76 MC |
2725 | |
2726 | pci_dma_sync_single_for_device(bp->pdev, | |
2727 | pci_unmap_addr(cons_rx_buf, mapping), | |
601d3d18 | 2728 | BNX2_RX_OFFSET + BNX2_RX_COPY_THRESH, PCI_DMA_FROMDEVICE); |
b6016b76 | 2729 | |
bb4f98ab | 2730 | rxr->rx_prod_bseq += bp->rx_buf_use_size; |
b6016b76 | 2731 | |
236b6394 | 2732 | prod_rx_buf->skb = skb; |
b6016b76 | 2733 | |
236b6394 MC |
2734 | if (cons == prod) |
2735 | return; | |
b6016b76 | 2736 | |
236b6394 MC |
2737 | pci_unmap_addr_set(prod_rx_buf, mapping, |
2738 | pci_unmap_addr(cons_rx_buf, mapping)); | |
2739 | ||
bb4f98ab MC |
2740 | cons_bd = &rxr->rx_desc_ring[RX_RING(cons)][RX_IDX(cons)]; |
2741 | prod_bd = &rxr->rx_desc_ring[RX_RING(prod)][RX_IDX(prod)]; | |
236b6394 MC |
2742 | prod_bd->rx_bd_haddr_hi = cons_bd->rx_bd_haddr_hi; |
2743 | prod_bd->rx_bd_haddr_lo = cons_bd->rx_bd_haddr_lo; | |
b6016b76 MC |
2744 | } |
2745 | ||
85833c62 | 2746 | static int |
bb4f98ab | 2747 | bnx2_rx_skb(struct bnx2 *bp, struct bnx2_rx_ring_info *rxr, struct sk_buff *skb, |
a1f60190 MC |
2748 | unsigned int len, unsigned int hdr_len, dma_addr_t dma_addr, |
2749 | u32 ring_idx) | |
85833c62 MC |
2750 | { |
2751 | int err; | |
2752 | u16 prod = ring_idx & 0xffff; | |
2753 | ||
bb4f98ab | 2754 | err = bnx2_alloc_rx_skb(bp, rxr, prod); |
85833c62 | 2755 | if (unlikely(err)) { |
bb4f98ab | 2756 | bnx2_reuse_rx_skb(bp, rxr, skb, (u16) (ring_idx >> 16), prod); |
1db82f2a MC |
2757 | if (hdr_len) { |
2758 | unsigned int raw_len = len + 4; | |
2759 | int pages = PAGE_ALIGN(raw_len - hdr_len) >> PAGE_SHIFT; | |
2760 | ||
bb4f98ab | 2761 | bnx2_reuse_rx_skb_pages(bp, rxr, NULL, pages); |
1db82f2a | 2762 | } |
85833c62 MC |
2763 | return err; |
2764 | } | |
2765 | ||
d89cb6af | 2766 | skb_reserve(skb, BNX2_RX_OFFSET); |
85833c62 MC |
2767 | pci_unmap_single(bp->pdev, dma_addr, bp->rx_buf_use_size, |
2768 | PCI_DMA_FROMDEVICE); | |
2769 | ||
1db82f2a MC |
2770 | if (hdr_len == 0) { |
2771 | skb_put(skb, len); | |
2772 | return 0; | |
2773 | } else { | |
2774 | unsigned int i, frag_len, frag_size, pages; | |
2775 | struct sw_pg *rx_pg; | |
bb4f98ab MC |
2776 | u16 pg_cons = rxr->rx_pg_cons; |
2777 | u16 pg_prod = rxr->rx_pg_prod; | |
1db82f2a MC |
2778 | |
2779 | frag_size = len + 4 - hdr_len; | |
2780 | pages = PAGE_ALIGN(frag_size) >> PAGE_SHIFT; | |
2781 | skb_put(skb, hdr_len); | |
2782 | ||
2783 | for (i = 0; i < pages; i++) { | |
2784 | frag_len = min(frag_size, (unsigned int) PAGE_SIZE); | |
2785 | if (unlikely(frag_len <= 4)) { | |
2786 | unsigned int tail = 4 - frag_len; | |
2787 | ||
bb4f98ab MC |
2788 | rxr->rx_pg_cons = pg_cons; |
2789 | rxr->rx_pg_prod = pg_prod; | |
2790 | bnx2_reuse_rx_skb_pages(bp, rxr, NULL, | |
a1f60190 | 2791 | pages - i); |
1db82f2a MC |
2792 | skb->len -= tail; |
2793 | if (i == 0) { | |
2794 | skb->tail -= tail; | |
2795 | } else { | |
2796 | skb_frag_t *frag = | |
2797 | &skb_shinfo(skb)->frags[i - 1]; | |
2798 | frag->size -= tail; | |
2799 | skb->data_len -= tail; | |
2800 | skb->truesize -= tail; | |
2801 | } | |
2802 | return 0; | |
2803 | } | |
bb4f98ab | 2804 | rx_pg = &rxr->rx_pg_ring[pg_cons]; |
1db82f2a MC |
2805 | |
2806 | pci_unmap_page(bp->pdev, pci_unmap_addr(rx_pg, mapping), | |
2807 | PAGE_SIZE, PCI_DMA_FROMDEVICE); | |
2808 | ||
2809 | if (i == pages - 1) | |
2810 | frag_len -= 4; | |
2811 | ||
2812 | skb_fill_page_desc(skb, i, rx_pg->page, 0, frag_len); | |
2813 | rx_pg->page = NULL; | |
2814 | ||
bb4f98ab MC |
2815 | err = bnx2_alloc_rx_page(bp, rxr, |
2816 | RX_PG_RING_IDX(pg_prod)); | |
1db82f2a | 2817 | if (unlikely(err)) { |
bb4f98ab MC |
2818 | rxr->rx_pg_cons = pg_cons; |
2819 | rxr->rx_pg_prod = pg_prod; | |
2820 | bnx2_reuse_rx_skb_pages(bp, rxr, skb, | |
a1f60190 | 2821 | pages - i); |
1db82f2a MC |
2822 | return err; |
2823 | } | |
2824 | ||
2825 | frag_size -= frag_len; | |
2826 | skb->data_len += frag_len; | |
2827 | skb->truesize += frag_len; | |
2828 | skb->len += frag_len; | |
2829 | ||
2830 | pg_prod = NEXT_RX_BD(pg_prod); | |
2831 | pg_cons = RX_PG_RING_IDX(NEXT_RX_BD(pg_cons)); | |
2832 | } | |
bb4f98ab MC |
2833 | rxr->rx_pg_prod = pg_prod; |
2834 | rxr->rx_pg_cons = pg_cons; | |
1db82f2a | 2835 | } |
85833c62 MC |
2836 | return 0; |
2837 | } | |
2838 | ||
c09c2627 | 2839 | static inline u16 |
35efa7c1 | 2840 | bnx2_get_hw_rx_cons(struct bnx2_napi *bnapi) |
c09c2627 | 2841 | { |
bb4f98ab MC |
2842 | u16 cons; |
2843 | ||
43e80b89 MC |
2844 | /* Tell compiler that status block fields can change. */ |
2845 | barrier(); | |
2846 | cons = *bnapi->hw_rx_cons_ptr; | |
c09c2627 MC |
2847 | if (unlikely((cons & MAX_RX_DESC_CNT) == MAX_RX_DESC_CNT)) |
2848 | cons++; | |
2849 | return cons; | |
2850 | } | |
2851 | ||
b6016b76 | 2852 | static int |
35efa7c1 | 2853 | bnx2_rx_int(struct bnx2 *bp, struct bnx2_napi *bnapi, int budget) |
b6016b76 | 2854 | { |
bb4f98ab | 2855 | struct bnx2_rx_ring_info *rxr = &bnapi->rx_ring; |
b6016b76 MC |
2856 | u16 hw_cons, sw_cons, sw_ring_cons, sw_prod, sw_ring_prod; |
2857 | struct l2_fhdr *rx_hdr; | |
1db82f2a | 2858 | int rx_pkt = 0, pg_ring_used = 0; |
b6016b76 | 2859 | |
35efa7c1 | 2860 | hw_cons = bnx2_get_hw_rx_cons(bnapi); |
bb4f98ab MC |
2861 | sw_cons = rxr->rx_cons; |
2862 | sw_prod = rxr->rx_prod; | |
b6016b76 MC |
2863 | |
2864 | /* Memory barrier necessary as speculative reads of the rx | |
2865 | * buffer can be ahead of the index in the status block | |
2866 | */ | |
2867 | rmb(); | |
2868 | while (sw_cons != hw_cons) { | |
1db82f2a | 2869 | unsigned int len, hdr_len; |
ade2bfe7 | 2870 | u32 status; |
b6016b76 MC |
2871 | struct sw_bd *rx_buf; |
2872 | struct sk_buff *skb; | |
236b6394 | 2873 | dma_addr_t dma_addr; |
b6016b76 MC |
2874 | |
2875 | sw_ring_cons = RX_RING_IDX(sw_cons); | |
2876 | sw_ring_prod = RX_RING_IDX(sw_prod); | |
2877 | ||
bb4f98ab | 2878 | rx_buf = &rxr->rx_buf_ring[sw_ring_cons]; |
b6016b76 | 2879 | skb = rx_buf->skb; |
236b6394 MC |
2880 | |
2881 | rx_buf->skb = NULL; | |
2882 | ||
2883 | dma_addr = pci_unmap_addr(rx_buf, mapping); | |
2884 | ||
2885 | pci_dma_sync_single_for_cpu(bp->pdev, dma_addr, | |
601d3d18 BL |
2886 | BNX2_RX_OFFSET + BNX2_RX_COPY_THRESH, |
2887 | PCI_DMA_FROMDEVICE); | |
b6016b76 MC |
2888 | |
2889 | rx_hdr = (struct l2_fhdr *) skb->data; | |
1db82f2a | 2890 | len = rx_hdr->l2_fhdr_pkt_len; |
b6016b76 | 2891 | |
ade2bfe7 | 2892 | if ((status = rx_hdr->l2_fhdr_status) & |
b6016b76 MC |
2893 | (L2_FHDR_ERRORS_BAD_CRC | |
2894 | L2_FHDR_ERRORS_PHY_DECODE | | |
2895 | L2_FHDR_ERRORS_ALIGNMENT | | |
2896 | L2_FHDR_ERRORS_TOO_SHORT | | |
2897 | L2_FHDR_ERRORS_GIANT_FRAME)) { | |
2898 | ||
bb4f98ab | 2899 | bnx2_reuse_rx_skb(bp, rxr, skb, sw_ring_cons, |
a1f60190 | 2900 | sw_ring_prod); |
85833c62 | 2901 | goto next_rx; |
b6016b76 | 2902 | } |
1db82f2a MC |
2903 | hdr_len = 0; |
2904 | if (status & L2_FHDR_STATUS_SPLIT) { | |
2905 | hdr_len = rx_hdr->l2_fhdr_ip_xsum; | |
2906 | pg_ring_used = 1; | |
2907 | } else if (len > bp->rx_jumbo_thresh) { | |
2908 | hdr_len = bp->rx_jumbo_thresh; | |
2909 | pg_ring_used = 1; | |
2910 | } | |
2911 | ||
2912 | len -= 4; | |
b6016b76 | 2913 | |
5d5d0015 | 2914 | if (len <= bp->rx_copy_thresh) { |
b6016b76 MC |
2915 | struct sk_buff *new_skb; |
2916 | ||
932f3772 | 2917 | new_skb = netdev_alloc_skb(bp->dev, len + 2); |
85833c62 | 2918 | if (new_skb == NULL) { |
bb4f98ab | 2919 | bnx2_reuse_rx_skb(bp, rxr, skb, sw_ring_cons, |
85833c62 MC |
2920 | sw_ring_prod); |
2921 | goto next_rx; | |
2922 | } | |
b6016b76 MC |
2923 | |
2924 | /* aligned copy */ | |
d89cb6af BL |
2925 | skb_copy_from_linear_data_offset(skb, |
2926 | BNX2_RX_OFFSET - 2, | |
d626f62b | 2927 | new_skb->data, len + 2); |
b6016b76 MC |
2928 | skb_reserve(new_skb, 2); |
2929 | skb_put(new_skb, len); | |
b6016b76 | 2930 | |
bb4f98ab | 2931 | bnx2_reuse_rx_skb(bp, rxr, skb, |
b6016b76 MC |
2932 | sw_ring_cons, sw_ring_prod); |
2933 | ||
2934 | skb = new_skb; | |
bb4f98ab | 2935 | } else if (unlikely(bnx2_rx_skb(bp, rxr, skb, len, hdr_len, |
a1f60190 | 2936 | dma_addr, (sw_ring_cons << 16) | sw_ring_prod))) |
b6016b76 | 2937 | goto next_rx; |
b6016b76 MC |
2938 | |
2939 | skb->protocol = eth_type_trans(skb, bp->dev); | |
2940 | ||
2941 | if ((len > (bp->dev->mtu + ETH_HLEN)) && | |
d1e100ba | 2942 | (ntohs(skb->protocol) != 0x8100)) { |
b6016b76 | 2943 | |
745720e5 | 2944 | dev_kfree_skb(skb); |
b6016b76 MC |
2945 | goto next_rx; |
2946 | ||
2947 | } | |
2948 | ||
b6016b76 MC |
2949 | skb->ip_summed = CHECKSUM_NONE; |
2950 | if (bp->rx_csum && | |
2951 | (status & (L2_FHDR_STATUS_TCP_SEGMENT | | |
2952 | L2_FHDR_STATUS_UDP_DATAGRAM))) { | |
2953 | ||
ade2bfe7 MC |
2954 | if (likely((status & (L2_FHDR_ERRORS_TCP_XSUM | |
2955 | L2_FHDR_ERRORS_UDP_XSUM)) == 0)) | |
b6016b76 MC |
2956 | skb->ip_summed = CHECKSUM_UNNECESSARY; |
2957 | } | |
2958 | ||
2959 | #ifdef BCM_VLAN | |
79ea13ce | 2960 | if ((status & L2_FHDR_STATUS_L2_VLAN_TAG) && bp->vlgrp) { |
b6016b76 MC |
2961 | vlan_hwaccel_receive_skb(skb, bp->vlgrp, |
2962 | rx_hdr->l2_fhdr_vlan_tag); | |
2963 | } | |
2964 | else | |
2965 | #endif | |
2966 | netif_receive_skb(skb); | |
2967 | ||
2968 | bp->dev->last_rx = jiffies; | |
2969 | rx_pkt++; | |
2970 | ||
2971 | next_rx: | |
b6016b76 MC |
2972 | sw_cons = NEXT_RX_BD(sw_cons); |
2973 | sw_prod = NEXT_RX_BD(sw_prod); | |
2974 | ||
2975 | if ((rx_pkt == budget)) | |
2976 | break; | |
f4e418f7 MC |
2977 | |
2978 | /* Refresh hw_cons to see if there is new work */ | |
2979 | if (sw_cons == hw_cons) { | |
35efa7c1 | 2980 | hw_cons = bnx2_get_hw_rx_cons(bnapi); |
f4e418f7 MC |
2981 | rmb(); |
2982 | } | |
b6016b76 | 2983 | } |
bb4f98ab MC |
2984 | rxr->rx_cons = sw_cons; |
2985 | rxr->rx_prod = sw_prod; | |
b6016b76 | 2986 | |
1db82f2a | 2987 | if (pg_ring_used) |
bb4f98ab | 2988 | REG_WR16(bp, rxr->rx_pg_bidx_addr, rxr->rx_pg_prod); |
1db82f2a | 2989 | |
bb4f98ab | 2990 | REG_WR16(bp, rxr->rx_bidx_addr, sw_prod); |
b6016b76 | 2991 | |
bb4f98ab | 2992 | REG_WR(bp, rxr->rx_bseq_addr, rxr->rx_prod_bseq); |
b6016b76 MC |
2993 | |
2994 | mmiowb(); | |
2995 | ||
2996 | return rx_pkt; | |
2997 | ||
2998 | } | |
2999 | ||
3000 | /* MSI ISR - The only difference between this and the INTx ISR | |
3001 | * is that the MSI interrupt is always serviced. | |
3002 | */ | |
3003 | static irqreturn_t | |
7d12e780 | 3004 | bnx2_msi(int irq, void *dev_instance) |
b6016b76 | 3005 | { |
f0ea2e63 MC |
3006 | struct bnx2_napi *bnapi = dev_instance; |
3007 | struct bnx2 *bp = bnapi->bp; | |
3008 | struct net_device *dev = bp->dev; | |
b6016b76 | 3009 | |
43e80b89 | 3010 | prefetch(bnapi->status_blk.msi); |
b6016b76 MC |
3011 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, |
3012 | BNX2_PCICFG_INT_ACK_CMD_USE_INT_HC_PARAM | | |
3013 | BNX2_PCICFG_INT_ACK_CMD_MASK_INT); | |
3014 | ||
3015 | /* Return here if interrupt is disabled. */ | |
73eef4cd MC |
3016 | if (unlikely(atomic_read(&bp->intr_sem) != 0)) |
3017 | return IRQ_HANDLED; | |
b6016b76 | 3018 | |
35efa7c1 | 3019 | netif_rx_schedule(dev, &bnapi->napi); |
b6016b76 | 3020 | |
73eef4cd | 3021 | return IRQ_HANDLED; |
b6016b76 MC |
3022 | } |
3023 | ||
8e6a72c4 MC |
3024 | static irqreturn_t |
3025 | bnx2_msi_1shot(int irq, void *dev_instance) | |
3026 | { | |
f0ea2e63 MC |
3027 | struct bnx2_napi *bnapi = dev_instance; |
3028 | struct bnx2 *bp = bnapi->bp; | |
3029 | struct net_device *dev = bp->dev; | |
8e6a72c4 | 3030 | |
43e80b89 | 3031 | prefetch(bnapi->status_blk.msi); |
8e6a72c4 MC |
3032 | |
3033 | /* Return here if interrupt is disabled. */ | |
3034 | if (unlikely(atomic_read(&bp->intr_sem) != 0)) | |
3035 | return IRQ_HANDLED; | |
3036 | ||
35efa7c1 | 3037 | netif_rx_schedule(dev, &bnapi->napi); |
8e6a72c4 MC |
3038 | |
3039 | return IRQ_HANDLED; | |
3040 | } | |
3041 | ||
b6016b76 | 3042 | static irqreturn_t |
7d12e780 | 3043 | bnx2_interrupt(int irq, void *dev_instance) |
b6016b76 | 3044 | { |
f0ea2e63 MC |
3045 | struct bnx2_napi *bnapi = dev_instance; |
3046 | struct bnx2 *bp = bnapi->bp; | |
3047 | struct net_device *dev = bp->dev; | |
43e80b89 | 3048 | struct status_block *sblk = bnapi->status_blk.msi; |
b6016b76 MC |
3049 | |
3050 | /* When using INTx, it is possible for the interrupt to arrive | |
3051 | * at the CPU before the status block posted prior to the | |
3052 | * interrupt. Reading a register will flush the status block. | |
3053 | * When using MSI, the MSI message will always complete after | |
3054 | * the status block write. | |
3055 | */ | |
35efa7c1 | 3056 | if ((sblk->status_idx == bnapi->last_status_idx) && |
b6016b76 MC |
3057 | (REG_RD(bp, BNX2_PCICFG_MISC_STATUS) & |
3058 | BNX2_PCICFG_MISC_STATUS_INTA_VALUE)) | |
73eef4cd | 3059 | return IRQ_NONE; |
b6016b76 MC |
3060 | |
3061 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, | |
3062 | BNX2_PCICFG_INT_ACK_CMD_USE_INT_HC_PARAM | | |
3063 | BNX2_PCICFG_INT_ACK_CMD_MASK_INT); | |
3064 | ||
b8a7ce7b MC |
3065 | /* Read back to deassert IRQ immediately to avoid too many |
3066 | * spurious interrupts. | |
3067 | */ | |
3068 | REG_RD(bp, BNX2_PCICFG_INT_ACK_CMD); | |
3069 | ||
b6016b76 | 3070 | /* Return here if interrupt is shared and is disabled. */ |
73eef4cd MC |
3071 | if (unlikely(atomic_read(&bp->intr_sem) != 0)) |
3072 | return IRQ_HANDLED; | |
b6016b76 | 3073 | |
35efa7c1 MC |
3074 | if (netif_rx_schedule_prep(dev, &bnapi->napi)) { |
3075 | bnapi->last_status_idx = sblk->status_idx; | |
3076 | __netif_rx_schedule(dev, &bnapi->napi); | |
b8a7ce7b | 3077 | } |
b6016b76 | 3078 | |
73eef4cd | 3079 | return IRQ_HANDLED; |
b6016b76 MC |
3080 | } |
3081 | ||
f4e418f7 | 3082 | static inline int |
43e80b89 | 3083 | bnx2_has_fast_work(struct bnx2_napi *bnapi) |
f4e418f7 | 3084 | { |
35e9010b | 3085 | struct bnx2_tx_ring_info *txr = &bnapi->tx_ring; |
bb4f98ab | 3086 | struct bnx2_rx_ring_info *rxr = &bnapi->rx_ring; |
f4e418f7 | 3087 | |
bb4f98ab | 3088 | if ((bnx2_get_hw_rx_cons(bnapi) != rxr->rx_cons) || |
35e9010b | 3089 | (bnx2_get_hw_tx_cons(bnapi) != txr->hw_tx_cons)) |
f4e418f7 | 3090 | return 1; |
43e80b89 MC |
3091 | return 0; |
3092 | } | |
3093 | ||
3094 | #define STATUS_ATTN_EVENTS (STATUS_ATTN_BITS_LINK_STATE | \ | |
3095 | STATUS_ATTN_BITS_TIMER_ABORT) | |
3096 | ||
3097 | static inline int | |
3098 | bnx2_has_work(struct bnx2_napi *bnapi) | |
3099 | { | |
3100 | struct status_block *sblk = bnapi->status_blk.msi; | |
3101 | ||
3102 | if (bnx2_has_fast_work(bnapi)) | |
3103 | return 1; | |
f4e418f7 | 3104 | |
da3e4fbe MC |
3105 | if ((sblk->status_attn_bits & STATUS_ATTN_EVENTS) != |
3106 | (sblk->status_attn_bits_ack & STATUS_ATTN_EVENTS)) | |
f4e418f7 MC |
3107 | return 1; |
3108 | ||
3109 | return 0; | |
3110 | } | |
3111 | ||
43e80b89 | 3112 | static void bnx2_poll_link(struct bnx2 *bp, struct bnx2_napi *bnapi) |
b6016b76 | 3113 | { |
43e80b89 | 3114 | struct status_block *sblk = bnapi->status_blk.msi; |
da3e4fbe MC |
3115 | u32 status_attn_bits = sblk->status_attn_bits; |
3116 | u32 status_attn_bits_ack = sblk->status_attn_bits_ack; | |
b6016b76 | 3117 | |
da3e4fbe MC |
3118 | if ((status_attn_bits & STATUS_ATTN_EVENTS) != |
3119 | (status_attn_bits_ack & STATUS_ATTN_EVENTS)) { | |
b6016b76 | 3120 | |
35efa7c1 | 3121 | bnx2_phy_int(bp, bnapi); |
bf5295bb MC |
3122 | |
3123 | /* This is needed to take care of transient status | |
3124 | * during link changes. | |
3125 | */ | |
3126 | REG_WR(bp, BNX2_HC_COMMAND, | |
3127 | bp->hc_cmd | BNX2_HC_COMMAND_COAL_NOW_WO_INT); | |
3128 | REG_RD(bp, BNX2_HC_COMMAND); | |
b6016b76 | 3129 | } |
43e80b89 MC |
3130 | } |
3131 | ||
3132 | static int bnx2_poll_work(struct bnx2 *bp, struct bnx2_napi *bnapi, | |
3133 | int work_done, int budget) | |
3134 | { | |
3135 | struct bnx2_tx_ring_info *txr = &bnapi->tx_ring; | |
3136 | struct bnx2_rx_ring_info *rxr = &bnapi->rx_ring; | |
b6016b76 | 3137 | |
35e9010b | 3138 | if (bnx2_get_hw_tx_cons(bnapi) != txr->hw_tx_cons) |
57851d84 | 3139 | bnx2_tx_int(bp, bnapi, 0); |
b6016b76 | 3140 | |
bb4f98ab | 3141 | if (bnx2_get_hw_rx_cons(bnapi) != rxr->rx_cons) |
35efa7c1 | 3142 | work_done += bnx2_rx_int(bp, bnapi, budget - work_done); |
6aa20a22 | 3143 | |
6f535763 DM |
3144 | return work_done; |
3145 | } | |
3146 | ||
f0ea2e63 MC |
3147 | static int bnx2_poll_msix(struct napi_struct *napi, int budget) |
3148 | { | |
3149 | struct bnx2_napi *bnapi = container_of(napi, struct bnx2_napi, napi); | |
3150 | struct bnx2 *bp = bnapi->bp; | |
3151 | int work_done = 0; | |
3152 | struct status_block_msix *sblk = bnapi->status_blk.msix; | |
3153 | ||
3154 | while (1) { | |
3155 | work_done = bnx2_poll_work(bp, bnapi, work_done, budget); | |
3156 | if (unlikely(work_done >= budget)) | |
3157 | break; | |
3158 | ||
3159 | bnapi->last_status_idx = sblk->status_idx; | |
3160 | /* status idx must be read before checking for more work. */ | |
3161 | rmb(); | |
3162 | if (likely(!bnx2_has_fast_work(bnapi))) { | |
3163 | ||
3164 | netif_rx_complete(bp->dev, napi); | |
3165 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, bnapi->int_num | | |
3166 | BNX2_PCICFG_INT_ACK_CMD_INDEX_VALID | | |
3167 | bnapi->last_status_idx); | |
3168 | break; | |
3169 | } | |
3170 | } | |
3171 | return work_done; | |
3172 | } | |
3173 | ||
6f535763 DM |
3174 | static int bnx2_poll(struct napi_struct *napi, int budget) |
3175 | { | |
35efa7c1 MC |
3176 | struct bnx2_napi *bnapi = container_of(napi, struct bnx2_napi, napi); |
3177 | struct bnx2 *bp = bnapi->bp; | |
6f535763 | 3178 | int work_done = 0; |
43e80b89 | 3179 | struct status_block *sblk = bnapi->status_blk.msi; |
6f535763 DM |
3180 | |
3181 | while (1) { | |
43e80b89 MC |
3182 | bnx2_poll_link(bp, bnapi); |
3183 | ||
35efa7c1 | 3184 | work_done = bnx2_poll_work(bp, bnapi, work_done, budget); |
f4e418f7 | 3185 | |
6f535763 DM |
3186 | if (unlikely(work_done >= budget)) |
3187 | break; | |
3188 | ||
35efa7c1 | 3189 | /* bnapi->last_status_idx is used below to tell the hw how |
6dee6421 MC |
3190 | * much work has been processed, so we must read it before |
3191 | * checking for more work. | |
3192 | */ | |
35efa7c1 | 3193 | bnapi->last_status_idx = sblk->status_idx; |
6dee6421 | 3194 | rmb(); |
35efa7c1 | 3195 | if (likely(!bnx2_has_work(bnapi))) { |
6f535763 | 3196 | netif_rx_complete(bp->dev, napi); |
f86e82fb | 3197 | if (likely(bp->flags & BNX2_FLAG_USING_MSI_OR_MSIX)) { |
6f535763 DM |
3198 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, |
3199 | BNX2_PCICFG_INT_ACK_CMD_INDEX_VALID | | |
35efa7c1 | 3200 | bnapi->last_status_idx); |
6dee6421 | 3201 | break; |
6f535763 | 3202 | } |
1269a8a6 MC |
3203 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, |
3204 | BNX2_PCICFG_INT_ACK_CMD_INDEX_VALID | | |
6f535763 | 3205 | BNX2_PCICFG_INT_ACK_CMD_MASK_INT | |
35efa7c1 | 3206 | bnapi->last_status_idx); |
1269a8a6 | 3207 | |
6f535763 DM |
3208 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, |
3209 | BNX2_PCICFG_INT_ACK_CMD_INDEX_VALID | | |
35efa7c1 | 3210 | bnapi->last_status_idx); |
6f535763 DM |
3211 | break; |
3212 | } | |
b6016b76 MC |
3213 | } |
3214 | ||
bea3348e | 3215 | return work_done; |
b6016b76 MC |
3216 | } |
3217 | ||
932ff279 | 3218 | /* Called with rtnl_lock from vlan functions and also netif_tx_lock |
b6016b76 MC |
3219 | * from set_multicast. |
3220 | */ | |
3221 | static void | |
3222 | bnx2_set_rx_mode(struct net_device *dev) | |
3223 | { | |
972ec0d4 | 3224 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
3225 | u32 rx_mode, sort_mode; |
3226 | int i; | |
b6016b76 | 3227 | |
c770a65c | 3228 | spin_lock_bh(&bp->phy_lock); |
b6016b76 MC |
3229 | |
3230 | rx_mode = bp->rx_mode & ~(BNX2_EMAC_RX_MODE_PROMISCUOUS | | |
3231 | BNX2_EMAC_RX_MODE_KEEP_VLAN_TAG); | |
3232 | sort_mode = 1 | BNX2_RPM_SORT_USER0_BC_EN; | |
3233 | #ifdef BCM_VLAN | |
f86e82fb | 3234 | if (!bp->vlgrp && !(bp->flags & BNX2_FLAG_ASF_ENABLE)) |
b6016b76 | 3235 | rx_mode |= BNX2_EMAC_RX_MODE_KEEP_VLAN_TAG; |
b6016b76 | 3236 | #else |
f86e82fb | 3237 | if (!(bp->flags & BNX2_FLAG_ASF_ENABLE)) |
e29054f9 | 3238 | rx_mode |= BNX2_EMAC_RX_MODE_KEEP_VLAN_TAG; |
b6016b76 MC |
3239 | #endif |
3240 | if (dev->flags & IFF_PROMISC) { | |
3241 | /* Promiscuous mode. */ | |
3242 | rx_mode |= BNX2_EMAC_RX_MODE_PROMISCUOUS; | |
7510873d MC |
3243 | sort_mode |= BNX2_RPM_SORT_USER0_PROM_EN | |
3244 | BNX2_RPM_SORT_USER0_PROM_VLAN; | |
b6016b76 MC |
3245 | } |
3246 | else if (dev->flags & IFF_ALLMULTI) { | |
3247 | for (i = 0; i < NUM_MC_HASH_REGISTERS; i++) { | |
3248 | REG_WR(bp, BNX2_EMAC_MULTICAST_HASH0 + (i * 4), | |
3249 | 0xffffffff); | |
3250 | } | |
3251 | sort_mode |= BNX2_RPM_SORT_USER0_MC_EN; | |
3252 | } | |
3253 | else { | |
3254 | /* Accept one or more multicast(s). */ | |
3255 | struct dev_mc_list *mclist; | |
3256 | u32 mc_filter[NUM_MC_HASH_REGISTERS]; | |
3257 | u32 regidx; | |
3258 | u32 bit; | |
3259 | u32 crc; | |
3260 | ||
3261 | memset(mc_filter, 0, 4 * NUM_MC_HASH_REGISTERS); | |
3262 | ||
3263 | for (i = 0, mclist = dev->mc_list; mclist && i < dev->mc_count; | |
3264 | i++, mclist = mclist->next) { | |
3265 | ||
3266 | crc = ether_crc_le(ETH_ALEN, mclist->dmi_addr); | |
3267 | bit = crc & 0xff; | |
3268 | regidx = (bit & 0xe0) >> 5; | |
3269 | bit &= 0x1f; | |
3270 | mc_filter[regidx] |= (1 << bit); | |
3271 | } | |
3272 | ||
3273 | for (i = 0; i < NUM_MC_HASH_REGISTERS; i++) { | |
3274 | REG_WR(bp, BNX2_EMAC_MULTICAST_HASH0 + (i * 4), | |
3275 | mc_filter[i]); | |
3276 | } | |
3277 | ||
3278 | sort_mode |= BNX2_RPM_SORT_USER0_MC_HSH_EN; | |
3279 | } | |
3280 | ||
3281 | if (rx_mode != bp->rx_mode) { | |
3282 | bp->rx_mode = rx_mode; | |
3283 | REG_WR(bp, BNX2_EMAC_RX_MODE, rx_mode); | |
3284 | } | |
3285 | ||
3286 | REG_WR(bp, BNX2_RPM_SORT_USER0, 0x0); | |
3287 | REG_WR(bp, BNX2_RPM_SORT_USER0, sort_mode); | |
3288 | REG_WR(bp, BNX2_RPM_SORT_USER0, sort_mode | BNX2_RPM_SORT_USER0_ENA); | |
3289 | ||
c770a65c | 3290 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
3291 | } |
3292 | ||
3293 | static void | |
b491edd5 | 3294 | load_rv2p_fw(struct bnx2 *bp, __le32 *rv2p_code, u32 rv2p_code_len, |
b6016b76 MC |
3295 | u32 rv2p_proc) |
3296 | { | |
3297 | int i; | |
3298 | u32 val; | |
3299 | ||
d25be1d3 MC |
3300 | if (rv2p_proc == RV2P_PROC2 && CHIP_NUM(bp) == CHIP_NUM_5709) { |
3301 | val = le32_to_cpu(rv2p_code[XI_RV2P_PROC2_MAX_BD_PAGE_LOC]); | |
3302 | val &= ~XI_RV2P_PROC2_BD_PAGE_SIZE_MSK; | |
3303 | val |= XI_RV2P_PROC2_BD_PAGE_SIZE; | |
3304 | rv2p_code[XI_RV2P_PROC2_MAX_BD_PAGE_LOC] = cpu_to_le32(val); | |
3305 | } | |
b6016b76 MC |
3306 | |
3307 | for (i = 0; i < rv2p_code_len; i += 8) { | |
b491edd5 | 3308 | REG_WR(bp, BNX2_RV2P_INSTR_HIGH, le32_to_cpu(*rv2p_code)); |
b6016b76 | 3309 | rv2p_code++; |
b491edd5 | 3310 | REG_WR(bp, BNX2_RV2P_INSTR_LOW, le32_to_cpu(*rv2p_code)); |
b6016b76 MC |
3311 | rv2p_code++; |
3312 | ||
3313 | if (rv2p_proc == RV2P_PROC1) { | |
3314 | val = (i / 8) | BNX2_RV2P_PROC1_ADDR_CMD_RDWR; | |
3315 | REG_WR(bp, BNX2_RV2P_PROC1_ADDR_CMD, val); | |
3316 | } | |
3317 | else { | |
3318 | val = (i / 8) | BNX2_RV2P_PROC2_ADDR_CMD_RDWR; | |
3319 | REG_WR(bp, BNX2_RV2P_PROC2_ADDR_CMD, val); | |
3320 | } | |
3321 | } | |
3322 | ||
3323 | /* Reset the processor, un-stall is done later. */ | |
3324 | if (rv2p_proc == RV2P_PROC1) { | |
3325 | REG_WR(bp, BNX2_RV2P_COMMAND, BNX2_RV2P_COMMAND_PROC1_RESET); | |
3326 | } | |
3327 | else { | |
3328 | REG_WR(bp, BNX2_RV2P_COMMAND, BNX2_RV2P_COMMAND_PROC2_RESET); | |
3329 | } | |
3330 | } | |
3331 | ||
af3ee519 | 3332 | static int |
10343cca | 3333 | load_cpu_fw(struct bnx2 *bp, const struct cpu_reg *cpu_reg, struct fw_info *fw) |
b6016b76 MC |
3334 | { |
3335 | u32 offset; | |
3336 | u32 val; | |
af3ee519 | 3337 | int rc; |
b6016b76 MC |
3338 | |
3339 | /* Halt the CPU. */ | |
2726d6e1 | 3340 | val = bnx2_reg_rd_ind(bp, cpu_reg->mode); |
b6016b76 | 3341 | val |= cpu_reg->mode_value_halt; |
2726d6e1 MC |
3342 | bnx2_reg_wr_ind(bp, cpu_reg->mode, val); |
3343 | bnx2_reg_wr_ind(bp, cpu_reg->state, cpu_reg->state_value_clear); | |
b6016b76 MC |
3344 | |
3345 | /* Load the Text area. */ | |
3346 | offset = cpu_reg->spad_base + (fw->text_addr - cpu_reg->mips_view_base); | |
af3ee519 | 3347 | if (fw->gz_text) { |
b6016b76 MC |
3348 | int j; |
3349 | ||
ea1f8d5c MC |
3350 | rc = zlib_inflate_blob(fw->text, FW_BUF_SIZE, fw->gz_text, |
3351 | fw->gz_text_len); | |
3352 | if (rc < 0) | |
b3448b0b | 3353 | return rc; |
ea1f8d5c | 3354 | |
b6016b76 | 3355 | for (j = 0; j < (fw->text_len / 4); j++, offset += 4) { |
2726d6e1 | 3356 | bnx2_reg_wr_ind(bp, offset, le32_to_cpu(fw->text[j])); |
b6016b76 MC |
3357 | } |
3358 | } | |
3359 | ||
3360 | /* Load the Data area. */ | |
3361 | offset = cpu_reg->spad_base + (fw->data_addr - cpu_reg->mips_view_base); | |
3362 | if (fw->data) { | |
3363 | int j; | |
3364 | ||
3365 | for (j = 0; j < (fw->data_len / 4); j++, offset += 4) { | |
2726d6e1 | 3366 | bnx2_reg_wr_ind(bp, offset, fw->data[j]); |
b6016b76 MC |
3367 | } |
3368 | } | |
3369 | ||
3370 | /* Load the SBSS area. */ | |
3371 | offset = cpu_reg->spad_base + (fw->sbss_addr - cpu_reg->mips_view_base); | |
ea1f8d5c | 3372 | if (fw->sbss_len) { |
b6016b76 MC |
3373 | int j; |
3374 | ||
3375 | for (j = 0; j < (fw->sbss_len / 4); j++, offset += 4) { | |
2726d6e1 | 3376 | bnx2_reg_wr_ind(bp, offset, 0); |
b6016b76 MC |
3377 | } |
3378 | } | |
3379 | ||
3380 | /* Load the BSS area. */ | |
3381 | offset = cpu_reg->spad_base + (fw->bss_addr - cpu_reg->mips_view_base); | |
ea1f8d5c | 3382 | if (fw->bss_len) { |
b6016b76 MC |
3383 | int j; |
3384 | ||
3385 | for (j = 0; j < (fw->bss_len/4); j++, offset += 4) { | |
2726d6e1 | 3386 | bnx2_reg_wr_ind(bp, offset, 0); |
b6016b76 MC |
3387 | } |
3388 | } | |
3389 | ||
3390 | /* Load the Read-Only area. */ | |
3391 | offset = cpu_reg->spad_base + | |
3392 | (fw->rodata_addr - cpu_reg->mips_view_base); | |
3393 | if (fw->rodata) { | |
3394 | int j; | |
3395 | ||
3396 | for (j = 0; j < (fw->rodata_len / 4); j++, offset += 4) { | |
2726d6e1 | 3397 | bnx2_reg_wr_ind(bp, offset, fw->rodata[j]); |
b6016b76 MC |
3398 | } |
3399 | } | |
3400 | ||
3401 | /* Clear the pre-fetch instruction. */ | |
2726d6e1 MC |
3402 | bnx2_reg_wr_ind(bp, cpu_reg->inst, 0); |
3403 | bnx2_reg_wr_ind(bp, cpu_reg->pc, fw->start_addr); | |
b6016b76 MC |
3404 | |
3405 | /* Start the CPU. */ | |
2726d6e1 | 3406 | val = bnx2_reg_rd_ind(bp, cpu_reg->mode); |
b6016b76 | 3407 | val &= ~cpu_reg->mode_value_halt; |
2726d6e1 MC |
3408 | bnx2_reg_wr_ind(bp, cpu_reg->state, cpu_reg->state_value_clear); |
3409 | bnx2_reg_wr_ind(bp, cpu_reg->mode, val); | |
af3ee519 MC |
3410 | |
3411 | return 0; | |
b6016b76 MC |
3412 | } |
3413 | ||
fba9fe91 | 3414 | static int |
b6016b76 MC |
3415 | bnx2_init_cpus(struct bnx2 *bp) |
3416 | { | |
af3ee519 | 3417 | struct fw_info *fw; |
110d0ef9 MC |
3418 | int rc, rv2p_len; |
3419 | void *text, *rv2p; | |
b6016b76 MC |
3420 | |
3421 | /* Initialize the RV2P processor. */ | |
b3448b0b DV |
3422 | text = vmalloc(FW_BUF_SIZE); |
3423 | if (!text) | |
3424 | return -ENOMEM; | |
110d0ef9 MC |
3425 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
3426 | rv2p = bnx2_xi_rv2p_proc1; | |
3427 | rv2p_len = sizeof(bnx2_xi_rv2p_proc1); | |
3428 | } else { | |
3429 | rv2p = bnx2_rv2p_proc1; | |
3430 | rv2p_len = sizeof(bnx2_rv2p_proc1); | |
3431 | } | |
3432 | rc = zlib_inflate_blob(text, FW_BUF_SIZE, rv2p, rv2p_len); | |
ea1f8d5c | 3433 | if (rc < 0) |
fba9fe91 | 3434 | goto init_cpu_err; |
ea1f8d5c | 3435 | |
b3448b0b | 3436 | load_rv2p_fw(bp, text, rc /* == len */, RV2P_PROC1); |
fba9fe91 | 3437 | |
110d0ef9 MC |
3438 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
3439 | rv2p = bnx2_xi_rv2p_proc2; | |
3440 | rv2p_len = sizeof(bnx2_xi_rv2p_proc2); | |
3441 | } else { | |
3442 | rv2p = bnx2_rv2p_proc2; | |
3443 | rv2p_len = sizeof(bnx2_rv2p_proc2); | |
3444 | } | |
3445 | rc = zlib_inflate_blob(text, FW_BUF_SIZE, rv2p, rv2p_len); | |
ea1f8d5c | 3446 | if (rc < 0) |
fba9fe91 | 3447 | goto init_cpu_err; |
ea1f8d5c | 3448 | |
b3448b0b | 3449 | load_rv2p_fw(bp, text, rc /* == len */, RV2P_PROC2); |
b6016b76 MC |
3450 | |
3451 | /* Initialize the RX Processor. */ | |
d43584c8 MC |
3452 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
3453 | fw = &bnx2_rxp_fw_09; | |
3454 | else | |
3455 | fw = &bnx2_rxp_fw_06; | |
fba9fe91 | 3456 | |
ea1f8d5c | 3457 | fw->text = text; |
10343cca | 3458 | rc = load_cpu_fw(bp, &cpu_reg_rxp, fw); |
fba9fe91 MC |
3459 | if (rc) |
3460 | goto init_cpu_err; | |
3461 | ||
b6016b76 | 3462 | /* Initialize the TX Processor. */ |
d43584c8 MC |
3463 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
3464 | fw = &bnx2_txp_fw_09; | |
3465 | else | |
3466 | fw = &bnx2_txp_fw_06; | |
fba9fe91 | 3467 | |
ea1f8d5c | 3468 | fw->text = text; |
10343cca | 3469 | rc = load_cpu_fw(bp, &cpu_reg_txp, fw); |
fba9fe91 MC |
3470 | if (rc) |
3471 | goto init_cpu_err; | |
3472 | ||
b6016b76 | 3473 | /* Initialize the TX Patch-up Processor. */ |
d43584c8 MC |
3474 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
3475 | fw = &bnx2_tpat_fw_09; | |
3476 | else | |
3477 | fw = &bnx2_tpat_fw_06; | |
fba9fe91 | 3478 | |
ea1f8d5c | 3479 | fw->text = text; |
10343cca | 3480 | rc = load_cpu_fw(bp, &cpu_reg_tpat, fw); |
fba9fe91 MC |
3481 | if (rc) |
3482 | goto init_cpu_err; | |
3483 | ||
b6016b76 | 3484 | /* Initialize the Completion Processor. */ |
d43584c8 MC |
3485 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
3486 | fw = &bnx2_com_fw_09; | |
3487 | else | |
3488 | fw = &bnx2_com_fw_06; | |
fba9fe91 | 3489 | |
ea1f8d5c | 3490 | fw->text = text; |
10343cca | 3491 | rc = load_cpu_fw(bp, &cpu_reg_com, fw); |
fba9fe91 MC |
3492 | if (rc) |
3493 | goto init_cpu_err; | |
3494 | ||
d43584c8 | 3495 | /* Initialize the Command Processor. */ |
110d0ef9 | 3496 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
d43584c8 | 3497 | fw = &bnx2_cp_fw_09; |
110d0ef9 MC |
3498 | else |
3499 | fw = &bnx2_cp_fw_06; | |
3500 | ||
3501 | fw->text = text; | |
10343cca | 3502 | rc = load_cpu_fw(bp, &cpu_reg_cp, fw); |
b6016b76 | 3503 | |
fba9fe91 | 3504 | init_cpu_err: |
ea1f8d5c | 3505 | vfree(text); |
fba9fe91 | 3506 | return rc; |
b6016b76 MC |
3507 | } |
3508 | ||
3509 | static int | |
829ca9a3 | 3510 | bnx2_set_power_state(struct bnx2 *bp, pci_power_t state) |
b6016b76 MC |
3511 | { |
3512 | u16 pmcsr; | |
3513 | ||
3514 | pci_read_config_word(bp->pdev, bp->pm_cap + PCI_PM_CTRL, &pmcsr); | |
3515 | ||
3516 | switch (state) { | |
829ca9a3 | 3517 | case PCI_D0: { |
b6016b76 MC |
3518 | u32 val; |
3519 | ||
3520 | pci_write_config_word(bp->pdev, bp->pm_cap + PCI_PM_CTRL, | |
3521 | (pmcsr & ~PCI_PM_CTRL_STATE_MASK) | | |
3522 | PCI_PM_CTRL_PME_STATUS); | |
3523 | ||
3524 | if (pmcsr & PCI_PM_CTRL_STATE_MASK) | |
3525 | /* delay required during transition out of D3hot */ | |
3526 | msleep(20); | |
3527 | ||
3528 | val = REG_RD(bp, BNX2_EMAC_MODE); | |
3529 | val |= BNX2_EMAC_MODE_MPKT_RCVD | BNX2_EMAC_MODE_ACPI_RCVD; | |
3530 | val &= ~BNX2_EMAC_MODE_MPKT; | |
3531 | REG_WR(bp, BNX2_EMAC_MODE, val); | |
3532 | ||
3533 | val = REG_RD(bp, BNX2_RPM_CONFIG); | |
3534 | val &= ~BNX2_RPM_CONFIG_ACPI_ENA; | |
3535 | REG_WR(bp, BNX2_RPM_CONFIG, val); | |
3536 | break; | |
3537 | } | |
829ca9a3 | 3538 | case PCI_D3hot: { |
b6016b76 MC |
3539 | int i; |
3540 | u32 val, wol_msg; | |
3541 | ||
3542 | if (bp->wol) { | |
3543 | u32 advertising; | |
3544 | u8 autoneg; | |
3545 | ||
3546 | autoneg = bp->autoneg; | |
3547 | advertising = bp->advertising; | |
3548 | ||
239cd343 MC |
3549 | if (bp->phy_port == PORT_TP) { |
3550 | bp->autoneg = AUTONEG_SPEED; | |
3551 | bp->advertising = ADVERTISED_10baseT_Half | | |
3552 | ADVERTISED_10baseT_Full | | |
3553 | ADVERTISED_100baseT_Half | | |
3554 | ADVERTISED_100baseT_Full | | |
3555 | ADVERTISED_Autoneg; | |
3556 | } | |
b6016b76 | 3557 | |
239cd343 MC |
3558 | spin_lock_bh(&bp->phy_lock); |
3559 | bnx2_setup_phy(bp, bp->phy_port); | |
3560 | spin_unlock_bh(&bp->phy_lock); | |
b6016b76 MC |
3561 | |
3562 | bp->autoneg = autoneg; | |
3563 | bp->advertising = advertising; | |
3564 | ||
3565 | bnx2_set_mac_addr(bp); | |
3566 | ||
3567 | val = REG_RD(bp, BNX2_EMAC_MODE); | |
3568 | ||
3569 | /* Enable port mode. */ | |
3570 | val &= ~BNX2_EMAC_MODE_PORT; | |
239cd343 | 3571 | val |= BNX2_EMAC_MODE_MPKT_RCVD | |
b6016b76 | 3572 | BNX2_EMAC_MODE_ACPI_RCVD | |
b6016b76 | 3573 | BNX2_EMAC_MODE_MPKT; |
239cd343 MC |
3574 | if (bp->phy_port == PORT_TP) |
3575 | val |= BNX2_EMAC_MODE_PORT_MII; | |
3576 | else { | |
3577 | val |= BNX2_EMAC_MODE_PORT_GMII; | |
3578 | if (bp->line_speed == SPEED_2500) | |
3579 | val |= BNX2_EMAC_MODE_25G_MODE; | |
3580 | } | |
b6016b76 MC |
3581 | |
3582 | REG_WR(bp, BNX2_EMAC_MODE, val); | |
3583 | ||
3584 | /* receive all multicast */ | |
3585 | for (i = 0; i < NUM_MC_HASH_REGISTERS; i++) { | |
3586 | REG_WR(bp, BNX2_EMAC_MULTICAST_HASH0 + (i * 4), | |
3587 | 0xffffffff); | |
3588 | } | |
3589 | REG_WR(bp, BNX2_EMAC_RX_MODE, | |
3590 | BNX2_EMAC_RX_MODE_SORT_MODE); | |
3591 | ||
3592 | val = 1 | BNX2_RPM_SORT_USER0_BC_EN | | |
3593 | BNX2_RPM_SORT_USER0_MC_EN; | |
3594 | REG_WR(bp, BNX2_RPM_SORT_USER0, 0x0); | |
3595 | REG_WR(bp, BNX2_RPM_SORT_USER0, val); | |
3596 | REG_WR(bp, BNX2_RPM_SORT_USER0, val | | |
3597 | BNX2_RPM_SORT_USER0_ENA); | |
3598 | ||
3599 | /* Need to enable EMAC and RPM for WOL. */ | |
3600 | REG_WR(bp, BNX2_MISC_ENABLE_SET_BITS, | |
3601 | BNX2_MISC_ENABLE_SET_BITS_RX_PARSER_MAC_ENABLE | | |
3602 | BNX2_MISC_ENABLE_SET_BITS_TX_HEADER_Q_ENABLE | | |
3603 | BNX2_MISC_ENABLE_SET_BITS_EMAC_ENABLE); | |
3604 | ||
3605 | val = REG_RD(bp, BNX2_RPM_CONFIG); | |
3606 | val &= ~BNX2_RPM_CONFIG_ACPI_ENA; | |
3607 | REG_WR(bp, BNX2_RPM_CONFIG, val); | |
3608 | ||
3609 | wol_msg = BNX2_DRV_MSG_CODE_SUSPEND_WOL; | |
3610 | } | |
3611 | else { | |
3612 | wol_msg = BNX2_DRV_MSG_CODE_SUSPEND_NO_WOL; | |
3613 | } | |
3614 | ||
f86e82fb | 3615 | if (!(bp->flags & BNX2_FLAG_NO_WOL)) |
a2f13890 MC |
3616 | bnx2_fw_sync(bp, BNX2_DRV_MSG_DATA_WAIT3 | wol_msg, |
3617 | 1, 0); | |
b6016b76 MC |
3618 | |
3619 | pmcsr &= ~PCI_PM_CTRL_STATE_MASK; | |
3620 | if ((CHIP_ID(bp) == CHIP_ID_5706_A0) || | |
3621 | (CHIP_ID(bp) == CHIP_ID_5706_A1)) { | |
3622 | ||
3623 | if (bp->wol) | |
3624 | pmcsr |= 3; | |
3625 | } | |
3626 | else { | |
3627 | pmcsr |= 3; | |
3628 | } | |
3629 | if (bp->wol) { | |
3630 | pmcsr |= PCI_PM_CTRL_PME_ENABLE; | |
3631 | } | |
3632 | pci_write_config_word(bp->pdev, bp->pm_cap + PCI_PM_CTRL, | |
3633 | pmcsr); | |
3634 | ||
3635 | /* No more memory access after this point until | |
3636 | * device is brought back to D0. | |
3637 | */ | |
3638 | udelay(50); | |
3639 | break; | |
3640 | } | |
3641 | default: | |
3642 | return -EINVAL; | |
3643 | } | |
3644 | return 0; | |
3645 | } | |
3646 | ||
3647 | static int | |
3648 | bnx2_acquire_nvram_lock(struct bnx2 *bp) | |
3649 | { | |
3650 | u32 val; | |
3651 | int j; | |
3652 | ||
3653 | /* Request access to the flash interface. */ | |
3654 | REG_WR(bp, BNX2_NVM_SW_ARB, BNX2_NVM_SW_ARB_ARB_REQ_SET2); | |
3655 | for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) { | |
3656 | val = REG_RD(bp, BNX2_NVM_SW_ARB); | |
3657 | if (val & BNX2_NVM_SW_ARB_ARB_ARB2) | |
3658 | break; | |
3659 | ||
3660 | udelay(5); | |
3661 | } | |
3662 | ||
3663 | if (j >= NVRAM_TIMEOUT_COUNT) | |
3664 | return -EBUSY; | |
3665 | ||
3666 | return 0; | |
3667 | } | |
3668 | ||
3669 | static int | |
3670 | bnx2_release_nvram_lock(struct bnx2 *bp) | |
3671 | { | |
3672 | int j; | |
3673 | u32 val; | |
3674 | ||
3675 | /* Relinquish nvram interface. */ | |
3676 | REG_WR(bp, BNX2_NVM_SW_ARB, BNX2_NVM_SW_ARB_ARB_REQ_CLR2); | |
3677 | ||
3678 | for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) { | |
3679 | val = REG_RD(bp, BNX2_NVM_SW_ARB); | |
3680 | if (!(val & BNX2_NVM_SW_ARB_ARB_ARB2)) | |
3681 | break; | |
3682 | ||
3683 | udelay(5); | |
3684 | } | |
3685 | ||
3686 | if (j >= NVRAM_TIMEOUT_COUNT) | |
3687 | return -EBUSY; | |
3688 | ||
3689 | return 0; | |
3690 | } | |
3691 | ||
3692 | ||
3693 | static int | |
3694 | bnx2_enable_nvram_write(struct bnx2 *bp) | |
3695 | { | |
3696 | u32 val; | |
3697 | ||
3698 | val = REG_RD(bp, BNX2_MISC_CFG); | |
3699 | REG_WR(bp, BNX2_MISC_CFG, val | BNX2_MISC_CFG_NVM_WR_EN_PCI); | |
3700 | ||
e30372c9 | 3701 | if (bp->flash_info->flags & BNX2_NV_WREN) { |
b6016b76 MC |
3702 | int j; |
3703 | ||
3704 | REG_WR(bp, BNX2_NVM_COMMAND, BNX2_NVM_COMMAND_DONE); | |
3705 | REG_WR(bp, BNX2_NVM_COMMAND, | |
3706 | BNX2_NVM_COMMAND_WREN | BNX2_NVM_COMMAND_DOIT); | |
3707 | ||
3708 | for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) { | |
3709 | udelay(5); | |
3710 | ||
3711 | val = REG_RD(bp, BNX2_NVM_COMMAND); | |
3712 | if (val & BNX2_NVM_COMMAND_DONE) | |
3713 | break; | |
3714 | } | |
3715 | ||
3716 | if (j >= NVRAM_TIMEOUT_COUNT) | |
3717 | return -EBUSY; | |
3718 | } | |
3719 | return 0; | |
3720 | } | |
3721 | ||
3722 | static void | |
3723 | bnx2_disable_nvram_write(struct bnx2 *bp) | |
3724 | { | |
3725 | u32 val; | |
3726 | ||
3727 | val = REG_RD(bp, BNX2_MISC_CFG); | |
3728 | REG_WR(bp, BNX2_MISC_CFG, val & ~BNX2_MISC_CFG_NVM_WR_EN); | |
3729 | } | |
3730 | ||
3731 | ||
3732 | static void | |
3733 | bnx2_enable_nvram_access(struct bnx2 *bp) | |
3734 | { | |
3735 | u32 val; | |
3736 | ||
3737 | val = REG_RD(bp, BNX2_NVM_ACCESS_ENABLE); | |
3738 | /* Enable both bits, even on read. */ | |
6aa20a22 | 3739 | REG_WR(bp, BNX2_NVM_ACCESS_ENABLE, |
b6016b76 MC |
3740 | val | BNX2_NVM_ACCESS_ENABLE_EN | BNX2_NVM_ACCESS_ENABLE_WR_EN); |
3741 | } | |
3742 | ||
3743 | static void | |
3744 | bnx2_disable_nvram_access(struct bnx2 *bp) | |
3745 | { | |
3746 | u32 val; | |
3747 | ||
3748 | val = REG_RD(bp, BNX2_NVM_ACCESS_ENABLE); | |
3749 | /* Disable both bits, even after read. */ | |
6aa20a22 | 3750 | REG_WR(bp, BNX2_NVM_ACCESS_ENABLE, |
b6016b76 MC |
3751 | val & ~(BNX2_NVM_ACCESS_ENABLE_EN | |
3752 | BNX2_NVM_ACCESS_ENABLE_WR_EN)); | |
3753 | } | |
3754 | ||
3755 | static int | |
3756 | bnx2_nvram_erase_page(struct bnx2 *bp, u32 offset) | |
3757 | { | |
3758 | u32 cmd; | |
3759 | int j; | |
3760 | ||
e30372c9 | 3761 | if (bp->flash_info->flags & BNX2_NV_BUFFERED) |
b6016b76 MC |
3762 | /* Buffered flash, no erase needed */ |
3763 | return 0; | |
3764 | ||
3765 | /* Build an erase command */ | |
3766 | cmd = BNX2_NVM_COMMAND_ERASE | BNX2_NVM_COMMAND_WR | | |
3767 | BNX2_NVM_COMMAND_DOIT; | |
3768 | ||
3769 | /* Need to clear DONE bit separately. */ | |
3770 | REG_WR(bp, BNX2_NVM_COMMAND, BNX2_NVM_COMMAND_DONE); | |
3771 | ||
3772 | /* Address of the NVRAM to read from. */ | |
3773 | REG_WR(bp, BNX2_NVM_ADDR, offset & BNX2_NVM_ADDR_NVM_ADDR_VALUE); | |
3774 | ||
3775 | /* Issue an erase command. */ | |
3776 | REG_WR(bp, BNX2_NVM_COMMAND, cmd); | |
3777 | ||
3778 | /* Wait for completion. */ | |
3779 | for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) { | |
3780 | u32 val; | |
3781 | ||
3782 | udelay(5); | |
3783 | ||
3784 | val = REG_RD(bp, BNX2_NVM_COMMAND); | |
3785 | if (val & BNX2_NVM_COMMAND_DONE) | |
3786 | break; | |
3787 | } | |
3788 | ||
3789 | if (j >= NVRAM_TIMEOUT_COUNT) | |
3790 | return -EBUSY; | |
3791 | ||
3792 | return 0; | |
3793 | } | |
3794 | ||
3795 | static int | |
3796 | bnx2_nvram_read_dword(struct bnx2 *bp, u32 offset, u8 *ret_val, u32 cmd_flags) | |
3797 | { | |
3798 | u32 cmd; | |
3799 | int j; | |
3800 | ||
3801 | /* Build the command word. */ | |
3802 | cmd = BNX2_NVM_COMMAND_DOIT | cmd_flags; | |
3803 | ||
e30372c9 MC |
3804 | /* Calculate an offset of a buffered flash, not needed for 5709. */ |
3805 | if (bp->flash_info->flags & BNX2_NV_TRANSLATE) { | |
b6016b76 MC |
3806 | offset = ((offset / bp->flash_info->page_size) << |
3807 | bp->flash_info->page_bits) + | |
3808 | (offset % bp->flash_info->page_size); | |
3809 | } | |
3810 | ||
3811 | /* Need to clear DONE bit separately. */ | |
3812 | REG_WR(bp, BNX2_NVM_COMMAND, BNX2_NVM_COMMAND_DONE); | |
3813 | ||
3814 | /* Address of the NVRAM to read from. */ | |
3815 | REG_WR(bp, BNX2_NVM_ADDR, offset & BNX2_NVM_ADDR_NVM_ADDR_VALUE); | |
3816 | ||
3817 | /* Issue a read command. */ | |
3818 | REG_WR(bp, BNX2_NVM_COMMAND, cmd); | |
3819 | ||
3820 | /* Wait for completion. */ | |
3821 | for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) { | |
3822 | u32 val; | |
3823 | ||
3824 | udelay(5); | |
3825 | ||
3826 | val = REG_RD(bp, BNX2_NVM_COMMAND); | |
3827 | if (val & BNX2_NVM_COMMAND_DONE) { | |
b491edd5 AV |
3828 | __be32 v = cpu_to_be32(REG_RD(bp, BNX2_NVM_READ)); |
3829 | memcpy(ret_val, &v, 4); | |
b6016b76 MC |
3830 | break; |
3831 | } | |
3832 | } | |
3833 | if (j >= NVRAM_TIMEOUT_COUNT) | |
3834 | return -EBUSY; | |
3835 | ||
3836 | return 0; | |
3837 | } | |
3838 | ||
3839 | ||
3840 | static int | |
3841 | bnx2_nvram_write_dword(struct bnx2 *bp, u32 offset, u8 *val, u32 cmd_flags) | |
3842 | { | |
b491edd5 AV |
3843 | u32 cmd; |
3844 | __be32 val32; | |
b6016b76 MC |
3845 | int j; |
3846 | ||
3847 | /* Build the command word. */ | |
3848 | cmd = BNX2_NVM_COMMAND_DOIT | BNX2_NVM_COMMAND_WR | cmd_flags; | |
3849 | ||
e30372c9 MC |
3850 | /* Calculate an offset of a buffered flash, not needed for 5709. */ |
3851 | if (bp->flash_info->flags & BNX2_NV_TRANSLATE) { | |
b6016b76 MC |
3852 | offset = ((offset / bp->flash_info->page_size) << |
3853 | bp->flash_info->page_bits) + | |
3854 | (offset % bp->flash_info->page_size); | |
3855 | } | |
3856 | ||
3857 | /* Need to clear DONE bit separately. */ | |
3858 | REG_WR(bp, BNX2_NVM_COMMAND, BNX2_NVM_COMMAND_DONE); | |
3859 | ||
3860 | memcpy(&val32, val, 4); | |
b6016b76 MC |
3861 | |
3862 | /* Write the data. */ | |
b491edd5 | 3863 | REG_WR(bp, BNX2_NVM_WRITE, be32_to_cpu(val32)); |
b6016b76 MC |
3864 | |
3865 | /* Address of the NVRAM to write to. */ | |
3866 | REG_WR(bp, BNX2_NVM_ADDR, offset & BNX2_NVM_ADDR_NVM_ADDR_VALUE); | |
3867 | ||
3868 | /* Issue the write command. */ | |
3869 | REG_WR(bp, BNX2_NVM_COMMAND, cmd); | |
3870 | ||
3871 | /* Wait for completion. */ | |
3872 | for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) { | |
3873 | udelay(5); | |
3874 | ||
3875 | if (REG_RD(bp, BNX2_NVM_COMMAND) & BNX2_NVM_COMMAND_DONE) | |
3876 | break; | |
3877 | } | |
3878 | if (j >= NVRAM_TIMEOUT_COUNT) | |
3879 | return -EBUSY; | |
3880 | ||
3881 | return 0; | |
3882 | } | |
3883 | ||
3884 | static int | |
3885 | bnx2_init_nvram(struct bnx2 *bp) | |
3886 | { | |
3887 | u32 val; | |
e30372c9 | 3888 | int j, entry_count, rc = 0; |
b6016b76 MC |
3889 | struct flash_spec *flash; |
3890 | ||
e30372c9 MC |
3891 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
3892 | bp->flash_info = &flash_5709; | |
3893 | goto get_flash_size; | |
3894 | } | |
3895 | ||
b6016b76 MC |
3896 | /* Determine the selected interface. */ |
3897 | val = REG_RD(bp, BNX2_NVM_CFG1); | |
3898 | ||
ff8ac609 | 3899 | entry_count = ARRAY_SIZE(flash_table); |
b6016b76 | 3900 | |
b6016b76 MC |
3901 | if (val & 0x40000000) { |
3902 | ||
3903 | /* Flash interface has been reconfigured */ | |
3904 | for (j = 0, flash = &flash_table[0]; j < entry_count; | |
37137709 MC |
3905 | j++, flash++) { |
3906 | if ((val & FLASH_BACKUP_STRAP_MASK) == | |
3907 | (flash->config1 & FLASH_BACKUP_STRAP_MASK)) { | |
b6016b76 MC |
3908 | bp->flash_info = flash; |
3909 | break; | |
3910 | } | |
3911 | } | |
3912 | } | |
3913 | else { | |
37137709 | 3914 | u32 mask; |
b6016b76 MC |
3915 | /* Not yet been reconfigured */ |
3916 | ||
37137709 MC |
3917 | if (val & (1 << 23)) |
3918 | mask = FLASH_BACKUP_STRAP_MASK; | |
3919 | else | |
3920 | mask = FLASH_STRAP_MASK; | |
3921 | ||
b6016b76 MC |
3922 | for (j = 0, flash = &flash_table[0]; j < entry_count; |
3923 | j++, flash++) { | |
3924 | ||
37137709 | 3925 | if ((val & mask) == (flash->strapping & mask)) { |
b6016b76 MC |
3926 | bp->flash_info = flash; |
3927 | ||
3928 | /* Request access to the flash interface. */ | |
3929 | if ((rc = bnx2_acquire_nvram_lock(bp)) != 0) | |
3930 | return rc; | |
3931 | ||
3932 | /* Enable access to flash interface */ | |
3933 | bnx2_enable_nvram_access(bp); | |
3934 | ||
3935 | /* Reconfigure the flash interface */ | |
3936 | REG_WR(bp, BNX2_NVM_CFG1, flash->config1); | |
3937 | REG_WR(bp, BNX2_NVM_CFG2, flash->config2); | |
3938 | REG_WR(bp, BNX2_NVM_CFG3, flash->config3); | |
3939 | REG_WR(bp, BNX2_NVM_WRITE1, flash->write1); | |
3940 | ||
3941 | /* Disable access to flash interface */ | |
3942 | bnx2_disable_nvram_access(bp); | |
3943 | bnx2_release_nvram_lock(bp); | |
3944 | ||
3945 | break; | |
3946 | } | |
3947 | } | |
3948 | } /* if (val & 0x40000000) */ | |
3949 | ||
3950 | if (j == entry_count) { | |
3951 | bp->flash_info = NULL; | |
2f23c523 | 3952 | printk(KERN_ALERT PFX "Unknown flash/EEPROM type.\n"); |
1122db71 | 3953 | return -ENODEV; |
b6016b76 MC |
3954 | } |
3955 | ||
e30372c9 | 3956 | get_flash_size: |
2726d6e1 | 3957 | val = bnx2_shmem_rd(bp, BNX2_SHARED_HW_CFG_CONFIG2); |
1122db71 MC |
3958 | val &= BNX2_SHARED_HW_CFG2_NVM_SIZE_MASK; |
3959 | if (val) | |
3960 | bp->flash_size = val; | |
3961 | else | |
3962 | bp->flash_size = bp->flash_info->total_size; | |
3963 | ||
b6016b76 MC |
3964 | return rc; |
3965 | } | |
3966 | ||
3967 | static int | |
3968 | bnx2_nvram_read(struct bnx2 *bp, u32 offset, u8 *ret_buf, | |
3969 | int buf_size) | |
3970 | { | |
3971 | int rc = 0; | |
3972 | u32 cmd_flags, offset32, len32, extra; | |
3973 | ||
3974 | if (buf_size == 0) | |
3975 | return 0; | |
3976 | ||
3977 | /* Request access to the flash interface. */ | |
3978 | if ((rc = bnx2_acquire_nvram_lock(bp)) != 0) | |
3979 | return rc; | |
3980 | ||
3981 | /* Enable access to flash interface */ | |
3982 | bnx2_enable_nvram_access(bp); | |
3983 | ||
3984 | len32 = buf_size; | |
3985 | offset32 = offset; | |
3986 | extra = 0; | |
3987 | ||
3988 | cmd_flags = 0; | |
3989 | ||
3990 | if (offset32 & 3) { | |
3991 | u8 buf[4]; | |
3992 | u32 pre_len; | |
3993 | ||
3994 | offset32 &= ~3; | |
3995 | pre_len = 4 - (offset & 3); | |
3996 | ||
3997 | if (pre_len >= len32) { | |
3998 | pre_len = len32; | |
3999 | cmd_flags = BNX2_NVM_COMMAND_FIRST | | |
4000 | BNX2_NVM_COMMAND_LAST; | |
4001 | } | |
4002 | else { | |
4003 | cmd_flags = BNX2_NVM_COMMAND_FIRST; | |
4004 | } | |
4005 | ||
4006 | rc = bnx2_nvram_read_dword(bp, offset32, buf, cmd_flags); | |
4007 | ||
4008 | if (rc) | |
4009 | return rc; | |
4010 | ||
4011 | memcpy(ret_buf, buf + (offset & 3), pre_len); | |
4012 | ||
4013 | offset32 += 4; | |
4014 | ret_buf += pre_len; | |
4015 | len32 -= pre_len; | |
4016 | } | |
4017 | if (len32 & 3) { | |
4018 | extra = 4 - (len32 & 3); | |
4019 | len32 = (len32 + 4) & ~3; | |
4020 | } | |
4021 | ||
4022 | if (len32 == 4) { | |
4023 | u8 buf[4]; | |
4024 | ||
4025 | if (cmd_flags) | |
4026 | cmd_flags = BNX2_NVM_COMMAND_LAST; | |
4027 | else | |
4028 | cmd_flags = BNX2_NVM_COMMAND_FIRST | | |
4029 | BNX2_NVM_COMMAND_LAST; | |
4030 | ||
4031 | rc = bnx2_nvram_read_dword(bp, offset32, buf, cmd_flags); | |
4032 | ||
4033 | memcpy(ret_buf, buf, 4 - extra); | |
4034 | } | |
4035 | else if (len32 > 0) { | |
4036 | u8 buf[4]; | |
4037 | ||
4038 | /* Read the first word. */ | |
4039 | if (cmd_flags) | |
4040 | cmd_flags = 0; | |
4041 | else | |
4042 | cmd_flags = BNX2_NVM_COMMAND_FIRST; | |
4043 | ||
4044 | rc = bnx2_nvram_read_dword(bp, offset32, ret_buf, cmd_flags); | |
4045 | ||
4046 | /* Advance to the next dword. */ | |
4047 | offset32 += 4; | |
4048 | ret_buf += 4; | |
4049 | len32 -= 4; | |
4050 | ||
4051 | while (len32 > 4 && rc == 0) { | |
4052 | rc = bnx2_nvram_read_dword(bp, offset32, ret_buf, 0); | |
4053 | ||
4054 | /* Advance to the next dword. */ | |
4055 | offset32 += 4; | |
4056 | ret_buf += 4; | |
4057 | len32 -= 4; | |
4058 | } | |
4059 | ||
4060 | if (rc) | |
4061 | return rc; | |
4062 | ||
4063 | cmd_flags = BNX2_NVM_COMMAND_LAST; | |
4064 | rc = bnx2_nvram_read_dword(bp, offset32, buf, cmd_flags); | |
4065 | ||
4066 | memcpy(ret_buf, buf, 4 - extra); | |
4067 | } | |
4068 | ||
4069 | /* Disable access to flash interface */ | |
4070 | bnx2_disable_nvram_access(bp); | |
4071 | ||
4072 | bnx2_release_nvram_lock(bp); | |
4073 | ||
4074 | return rc; | |
4075 | } | |
4076 | ||
4077 | static int | |
4078 | bnx2_nvram_write(struct bnx2 *bp, u32 offset, u8 *data_buf, | |
4079 | int buf_size) | |
4080 | { | |
4081 | u32 written, offset32, len32; | |
e6be763f | 4082 | u8 *buf, start[4], end[4], *align_buf = NULL, *flash_buffer = NULL; |
b6016b76 MC |
4083 | int rc = 0; |
4084 | int align_start, align_end; | |
4085 | ||
4086 | buf = data_buf; | |
4087 | offset32 = offset; | |
4088 | len32 = buf_size; | |
4089 | align_start = align_end = 0; | |
4090 | ||
4091 | if ((align_start = (offset32 & 3))) { | |
4092 | offset32 &= ~3; | |
c873879c MC |
4093 | len32 += align_start; |
4094 | if (len32 < 4) | |
4095 | len32 = 4; | |
b6016b76 MC |
4096 | if ((rc = bnx2_nvram_read(bp, offset32, start, 4))) |
4097 | return rc; | |
4098 | } | |
4099 | ||
4100 | if (len32 & 3) { | |
c873879c MC |
4101 | align_end = 4 - (len32 & 3); |
4102 | len32 += align_end; | |
4103 | if ((rc = bnx2_nvram_read(bp, offset32 + len32 - 4, end, 4))) | |
4104 | return rc; | |
b6016b76 MC |
4105 | } |
4106 | ||
4107 | if (align_start || align_end) { | |
e6be763f MC |
4108 | align_buf = kmalloc(len32, GFP_KERNEL); |
4109 | if (align_buf == NULL) | |
b6016b76 MC |
4110 | return -ENOMEM; |
4111 | if (align_start) { | |
e6be763f | 4112 | memcpy(align_buf, start, 4); |
b6016b76 MC |
4113 | } |
4114 | if (align_end) { | |
e6be763f | 4115 | memcpy(align_buf + len32 - 4, end, 4); |
b6016b76 | 4116 | } |
e6be763f MC |
4117 | memcpy(align_buf + align_start, data_buf, buf_size); |
4118 | buf = align_buf; | |
b6016b76 MC |
4119 | } |
4120 | ||
e30372c9 | 4121 | if (!(bp->flash_info->flags & BNX2_NV_BUFFERED)) { |
ae181bc4 MC |
4122 | flash_buffer = kmalloc(264, GFP_KERNEL); |
4123 | if (flash_buffer == NULL) { | |
4124 | rc = -ENOMEM; | |
4125 | goto nvram_write_end; | |
4126 | } | |
4127 | } | |
4128 | ||
b6016b76 MC |
4129 | written = 0; |
4130 | while ((written < len32) && (rc == 0)) { | |
4131 | u32 page_start, page_end, data_start, data_end; | |
4132 | u32 addr, cmd_flags; | |
4133 | int i; | |
b6016b76 MC |
4134 | |
4135 | /* Find the page_start addr */ | |
4136 | page_start = offset32 + written; | |
4137 | page_start -= (page_start % bp->flash_info->page_size); | |
4138 | /* Find the page_end addr */ | |
4139 | page_end = page_start + bp->flash_info->page_size; | |
4140 | /* Find the data_start addr */ | |
4141 | data_start = (written == 0) ? offset32 : page_start; | |
4142 | /* Find the data_end addr */ | |
6aa20a22 | 4143 | data_end = (page_end > offset32 + len32) ? |
b6016b76 MC |
4144 | (offset32 + len32) : page_end; |
4145 | ||
4146 | /* Request access to the flash interface. */ | |
4147 | if ((rc = bnx2_acquire_nvram_lock(bp)) != 0) | |
4148 | goto nvram_write_end; | |
4149 | ||
4150 | /* Enable access to flash interface */ | |
4151 | bnx2_enable_nvram_access(bp); | |
4152 | ||
4153 | cmd_flags = BNX2_NVM_COMMAND_FIRST; | |
e30372c9 | 4154 | if (!(bp->flash_info->flags & BNX2_NV_BUFFERED)) { |
b6016b76 MC |
4155 | int j; |
4156 | ||
4157 | /* Read the whole page into the buffer | |
4158 | * (non-buffer flash only) */ | |
4159 | for (j = 0; j < bp->flash_info->page_size; j += 4) { | |
4160 | if (j == (bp->flash_info->page_size - 4)) { | |
4161 | cmd_flags |= BNX2_NVM_COMMAND_LAST; | |
4162 | } | |
4163 | rc = bnx2_nvram_read_dword(bp, | |
6aa20a22 JG |
4164 | page_start + j, |
4165 | &flash_buffer[j], | |
b6016b76 MC |
4166 | cmd_flags); |
4167 | ||
4168 | if (rc) | |
4169 | goto nvram_write_end; | |
4170 | ||
4171 | cmd_flags = 0; | |
4172 | } | |
4173 | } | |
4174 | ||
4175 | /* Enable writes to flash interface (unlock write-protect) */ | |
4176 | if ((rc = bnx2_enable_nvram_write(bp)) != 0) | |
4177 | goto nvram_write_end; | |
4178 | ||
b6016b76 MC |
4179 | /* Loop to write back the buffer data from page_start to |
4180 | * data_start */ | |
4181 | i = 0; | |
e30372c9 | 4182 | if (!(bp->flash_info->flags & BNX2_NV_BUFFERED)) { |
c873879c MC |
4183 | /* Erase the page */ |
4184 | if ((rc = bnx2_nvram_erase_page(bp, page_start)) != 0) | |
4185 | goto nvram_write_end; | |
4186 | ||
4187 | /* Re-enable the write again for the actual write */ | |
4188 | bnx2_enable_nvram_write(bp); | |
4189 | ||
b6016b76 MC |
4190 | for (addr = page_start; addr < data_start; |
4191 | addr += 4, i += 4) { | |
6aa20a22 | 4192 | |
b6016b76 MC |
4193 | rc = bnx2_nvram_write_dword(bp, addr, |
4194 | &flash_buffer[i], cmd_flags); | |
4195 | ||
4196 | if (rc != 0) | |
4197 | goto nvram_write_end; | |
4198 | ||
4199 | cmd_flags = 0; | |
4200 | } | |
4201 | } | |
4202 | ||
4203 | /* Loop to write the new data from data_start to data_end */ | |
bae25761 | 4204 | for (addr = data_start; addr < data_end; addr += 4, i += 4) { |
b6016b76 | 4205 | if ((addr == page_end - 4) || |
e30372c9 | 4206 | ((bp->flash_info->flags & BNX2_NV_BUFFERED) && |
b6016b76 MC |
4207 | (addr == data_end - 4))) { |
4208 | ||
4209 | cmd_flags |= BNX2_NVM_COMMAND_LAST; | |
4210 | } | |
4211 | rc = bnx2_nvram_write_dword(bp, addr, buf, | |
4212 | cmd_flags); | |
4213 | ||
4214 | if (rc != 0) | |
4215 | goto nvram_write_end; | |
4216 | ||
4217 | cmd_flags = 0; | |
4218 | buf += 4; | |
4219 | } | |
4220 | ||
4221 | /* Loop to write back the buffer data from data_end | |
4222 | * to page_end */ | |
e30372c9 | 4223 | if (!(bp->flash_info->flags & BNX2_NV_BUFFERED)) { |
b6016b76 MC |
4224 | for (addr = data_end; addr < page_end; |
4225 | addr += 4, i += 4) { | |
6aa20a22 | 4226 | |
b6016b76 MC |
4227 | if (addr == page_end-4) { |
4228 | cmd_flags = BNX2_NVM_COMMAND_LAST; | |
4229 | } | |
4230 | rc = bnx2_nvram_write_dword(bp, addr, | |
4231 | &flash_buffer[i], cmd_flags); | |
4232 | ||
4233 | if (rc != 0) | |
4234 | goto nvram_write_end; | |
4235 | ||
4236 | cmd_flags = 0; | |
4237 | } | |
4238 | } | |
4239 | ||
4240 | /* Disable writes to flash interface (lock write-protect) */ | |
4241 | bnx2_disable_nvram_write(bp); | |
4242 | ||
4243 | /* Disable access to flash interface */ | |
4244 | bnx2_disable_nvram_access(bp); | |
4245 | bnx2_release_nvram_lock(bp); | |
4246 | ||
4247 | /* Increment written */ | |
4248 | written += data_end - data_start; | |
4249 | } | |
4250 | ||
4251 | nvram_write_end: | |
e6be763f MC |
4252 | kfree(flash_buffer); |
4253 | kfree(align_buf); | |
b6016b76 MC |
4254 | return rc; |
4255 | } | |
4256 | ||
0d8a6571 | 4257 | static void |
7c62e83b | 4258 | bnx2_init_fw_cap(struct bnx2 *bp) |
0d8a6571 | 4259 | { |
7c62e83b | 4260 | u32 val, sig = 0; |
0d8a6571 | 4261 | |
583c28e5 | 4262 | bp->phy_flags &= ~BNX2_PHY_FLAG_REMOTE_PHY_CAP; |
7c62e83b MC |
4263 | bp->flags &= ~BNX2_FLAG_CAN_KEEP_VLAN; |
4264 | ||
4265 | if (!(bp->flags & BNX2_FLAG_ASF_ENABLE)) | |
4266 | bp->flags |= BNX2_FLAG_CAN_KEEP_VLAN; | |
0d8a6571 | 4267 | |
2726d6e1 | 4268 | val = bnx2_shmem_rd(bp, BNX2_FW_CAP_MB); |
0d8a6571 MC |
4269 | if ((val & BNX2_FW_CAP_SIGNATURE_MASK) != BNX2_FW_CAP_SIGNATURE) |
4270 | return; | |
4271 | ||
7c62e83b MC |
4272 | if ((val & BNX2_FW_CAP_CAN_KEEP_VLAN) == BNX2_FW_CAP_CAN_KEEP_VLAN) { |
4273 | bp->flags |= BNX2_FLAG_CAN_KEEP_VLAN; | |
4274 | sig |= BNX2_DRV_ACK_CAP_SIGNATURE | BNX2_FW_CAP_CAN_KEEP_VLAN; | |
4275 | } | |
4276 | ||
4277 | if ((bp->phy_flags & BNX2_PHY_FLAG_SERDES) && | |
4278 | (val & BNX2_FW_CAP_REMOTE_PHY_CAPABLE)) { | |
4279 | u32 link; | |
4280 | ||
583c28e5 | 4281 | bp->phy_flags |= BNX2_PHY_FLAG_REMOTE_PHY_CAP; |
0d8a6571 | 4282 | |
7c62e83b MC |
4283 | link = bnx2_shmem_rd(bp, BNX2_LINK_STATUS); |
4284 | if (link & BNX2_LINK_STATUS_SERDES_LINK) | |
0d8a6571 MC |
4285 | bp->phy_port = PORT_FIBRE; |
4286 | else | |
4287 | bp->phy_port = PORT_TP; | |
489310a4 | 4288 | |
7c62e83b MC |
4289 | sig |= BNX2_DRV_ACK_CAP_SIGNATURE | |
4290 | BNX2_FW_CAP_REMOTE_PHY_CAPABLE; | |
0d8a6571 | 4291 | } |
7c62e83b MC |
4292 | |
4293 | if (netif_running(bp->dev) && sig) | |
4294 | bnx2_shmem_wr(bp, BNX2_DRV_ACK_CAP_MB, sig); | |
0d8a6571 MC |
4295 | } |
4296 | ||
b4b36042 MC |
4297 | static void |
4298 | bnx2_setup_msix_tbl(struct bnx2 *bp) | |
4299 | { | |
4300 | REG_WR(bp, BNX2_PCI_GRC_WINDOW_ADDR, BNX2_PCI_GRC_WINDOW_ADDR_SEP_WIN); | |
4301 | ||
4302 | REG_WR(bp, BNX2_PCI_GRC_WINDOW2_ADDR, BNX2_MSIX_TABLE_ADDR); | |
4303 | REG_WR(bp, BNX2_PCI_GRC_WINDOW3_ADDR, BNX2_MSIX_PBA_ADDR); | |
4304 | } | |
4305 | ||
b6016b76 MC |
4306 | static int |
4307 | bnx2_reset_chip(struct bnx2 *bp, u32 reset_code) | |
4308 | { | |
4309 | u32 val; | |
4310 | int i, rc = 0; | |
489310a4 | 4311 | u8 old_port; |
b6016b76 MC |
4312 | |
4313 | /* Wait for the current PCI transaction to complete before | |
4314 | * issuing a reset. */ | |
4315 | REG_WR(bp, BNX2_MISC_ENABLE_CLR_BITS, | |
4316 | BNX2_MISC_ENABLE_CLR_BITS_TX_DMA_ENABLE | | |
4317 | BNX2_MISC_ENABLE_CLR_BITS_DMA_ENGINE_ENABLE | | |
4318 | BNX2_MISC_ENABLE_CLR_BITS_RX_DMA_ENABLE | | |
4319 | BNX2_MISC_ENABLE_CLR_BITS_HOST_COALESCE_ENABLE); | |
4320 | val = REG_RD(bp, BNX2_MISC_ENABLE_CLR_BITS); | |
4321 | udelay(5); | |
4322 | ||
b090ae2b | 4323 | /* Wait for the firmware to tell us it is ok to issue a reset. */ |
a2f13890 | 4324 | bnx2_fw_sync(bp, BNX2_DRV_MSG_DATA_WAIT0 | reset_code, 1, 1); |
b090ae2b | 4325 | |
b6016b76 MC |
4326 | /* Deposit a driver reset signature so the firmware knows that |
4327 | * this is a soft reset. */ | |
2726d6e1 MC |
4328 | bnx2_shmem_wr(bp, BNX2_DRV_RESET_SIGNATURE, |
4329 | BNX2_DRV_RESET_SIGNATURE_MAGIC); | |
b6016b76 | 4330 | |
b6016b76 MC |
4331 | /* Do a dummy read to force the chip to complete all current transaction |
4332 | * before we issue a reset. */ | |
4333 | val = REG_RD(bp, BNX2_MISC_ID); | |
4334 | ||
234754d5 MC |
4335 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
4336 | REG_WR(bp, BNX2_MISC_COMMAND, BNX2_MISC_COMMAND_SW_RESET); | |
4337 | REG_RD(bp, BNX2_MISC_COMMAND); | |
4338 | udelay(5); | |
b6016b76 | 4339 | |
234754d5 MC |
4340 | val = BNX2_PCICFG_MISC_CONFIG_REG_WINDOW_ENA | |
4341 | BNX2_PCICFG_MISC_CONFIG_TARGET_MB_WORD_SWAP; | |
b6016b76 | 4342 | |
234754d5 | 4343 | pci_write_config_dword(bp->pdev, BNX2_PCICFG_MISC_CONFIG, val); |
b6016b76 | 4344 | |
234754d5 MC |
4345 | } else { |
4346 | val = BNX2_PCICFG_MISC_CONFIG_CORE_RST_REQ | | |
4347 | BNX2_PCICFG_MISC_CONFIG_REG_WINDOW_ENA | | |
4348 | BNX2_PCICFG_MISC_CONFIG_TARGET_MB_WORD_SWAP; | |
4349 | ||
4350 | /* Chip reset. */ | |
4351 | REG_WR(bp, BNX2_PCICFG_MISC_CONFIG, val); | |
4352 | ||
594a9dfa MC |
4353 | /* Reading back any register after chip reset will hang the |
4354 | * bus on 5706 A0 and A1. The msleep below provides plenty | |
4355 | * of margin for write posting. | |
4356 | */ | |
234754d5 | 4357 | if ((CHIP_ID(bp) == CHIP_ID_5706_A0) || |
8e545881 AV |
4358 | (CHIP_ID(bp) == CHIP_ID_5706_A1)) |
4359 | msleep(20); | |
b6016b76 | 4360 | |
234754d5 MC |
4361 | /* Reset takes approximate 30 usec */ |
4362 | for (i = 0; i < 10; i++) { | |
4363 | val = REG_RD(bp, BNX2_PCICFG_MISC_CONFIG); | |
4364 | if ((val & (BNX2_PCICFG_MISC_CONFIG_CORE_RST_REQ | | |
4365 | BNX2_PCICFG_MISC_CONFIG_CORE_RST_BSY)) == 0) | |
4366 | break; | |
4367 | udelay(10); | |
4368 | } | |
4369 | ||
4370 | if (val & (BNX2_PCICFG_MISC_CONFIG_CORE_RST_REQ | | |
4371 | BNX2_PCICFG_MISC_CONFIG_CORE_RST_BSY)) { | |
4372 | printk(KERN_ERR PFX "Chip reset did not complete\n"); | |
4373 | return -EBUSY; | |
4374 | } | |
b6016b76 MC |
4375 | } |
4376 | ||
4377 | /* Make sure byte swapping is properly configured. */ | |
4378 | val = REG_RD(bp, BNX2_PCI_SWAP_DIAG0); | |
4379 | if (val != 0x01020304) { | |
4380 | printk(KERN_ERR PFX "Chip not in correct endian mode\n"); | |
4381 | return -ENODEV; | |
4382 | } | |
4383 | ||
b6016b76 | 4384 | /* Wait for the firmware to finish its initialization. */ |
a2f13890 | 4385 | rc = bnx2_fw_sync(bp, BNX2_DRV_MSG_DATA_WAIT1 | reset_code, 1, 0); |
b090ae2b MC |
4386 | if (rc) |
4387 | return rc; | |
b6016b76 | 4388 | |
0d8a6571 | 4389 | spin_lock_bh(&bp->phy_lock); |
489310a4 | 4390 | old_port = bp->phy_port; |
7c62e83b | 4391 | bnx2_init_fw_cap(bp); |
583c28e5 MC |
4392 | if ((bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) && |
4393 | old_port != bp->phy_port) | |
0d8a6571 MC |
4394 | bnx2_set_default_remote_link(bp); |
4395 | spin_unlock_bh(&bp->phy_lock); | |
4396 | ||
b6016b76 MC |
4397 | if (CHIP_ID(bp) == CHIP_ID_5706_A0) { |
4398 | /* Adjust the voltage regular to two steps lower. The default | |
4399 | * of this register is 0x0000000e. */ | |
4400 | REG_WR(bp, BNX2_MISC_VREG_CONTROL, 0x000000fa); | |
4401 | ||
4402 | /* Remove bad rbuf memory from the free pool. */ | |
4403 | rc = bnx2_alloc_bad_rbuf(bp); | |
4404 | } | |
4405 | ||
f86e82fb | 4406 | if (bp->flags & BNX2_FLAG_USING_MSIX) |
b4b36042 MC |
4407 | bnx2_setup_msix_tbl(bp); |
4408 | ||
b6016b76 MC |
4409 | return rc; |
4410 | } | |
4411 | ||
4412 | static int | |
4413 | bnx2_init_chip(struct bnx2 *bp) | |
4414 | { | |
4415 | u32 val; | |
b4b36042 | 4416 | int rc, i; |
b6016b76 MC |
4417 | |
4418 | /* Make sure the interrupt is not active. */ | |
4419 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, BNX2_PCICFG_INT_ACK_CMD_MASK_INT); | |
4420 | ||
4421 | val = BNX2_DMA_CONFIG_DATA_BYTE_SWAP | | |
4422 | BNX2_DMA_CONFIG_DATA_WORD_SWAP | | |
4423 | #ifdef __BIG_ENDIAN | |
6aa20a22 | 4424 | BNX2_DMA_CONFIG_CNTL_BYTE_SWAP | |
b6016b76 | 4425 | #endif |
6aa20a22 | 4426 | BNX2_DMA_CONFIG_CNTL_WORD_SWAP | |
b6016b76 MC |
4427 | DMA_READ_CHANS << 12 | |
4428 | DMA_WRITE_CHANS << 16; | |
4429 | ||
4430 | val |= (0x2 << 20) | (1 << 11); | |
4431 | ||
f86e82fb | 4432 | if ((bp->flags & BNX2_FLAG_PCIX) && (bp->bus_speed_mhz == 133)) |
b6016b76 MC |
4433 | val |= (1 << 23); |
4434 | ||
4435 | if ((CHIP_NUM(bp) == CHIP_NUM_5706) && | |
f86e82fb | 4436 | (CHIP_ID(bp) != CHIP_ID_5706_A0) && !(bp->flags & BNX2_FLAG_PCIX)) |
b6016b76 MC |
4437 | val |= BNX2_DMA_CONFIG_CNTL_PING_PONG_DMA; |
4438 | ||
4439 | REG_WR(bp, BNX2_DMA_CONFIG, val); | |
4440 | ||
4441 | if (CHIP_ID(bp) == CHIP_ID_5706_A0) { | |
4442 | val = REG_RD(bp, BNX2_TDMA_CONFIG); | |
4443 | val |= BNX2_TDMA_CONFIG_ONE_DMA; | |
4444 | REG_WR(bp, BNX2_TDMA_CONFIG, val); | |
4445 | } | |
4446 | ||
f86e82fb | 4447 | if (bp->flags & BNX2_FLAG_PCIX) { |
b6016b76 MC |
4448 | u16 val16; |
4449 | ||
4450 | pci_read_config_word(bp->pdev, bp->pcix_cap + PCI_X_CMD, | |
4451 | &val16); | |
4452 | pci_write_config_word(bp->pdev, bp->pcix_cap + PCI_X_CMD, | |
4453 | val16 & ~PCI_X_CMD_ERO); | |
4454 | } | |
4455 | ||
4456 | REG_WR(bp, BNX2_MISC_ENABLE_SET_BITS, | |
4457 | BNX2_MISC_ENABLE_SET_BITS_HOST_COALESCE_ENABLE | | |
4458 | BNX2_MISC_ENABLE_STATUS_BITS_RX_V2P_ENABLE | | |
4459 | BNX2_MISC_ENABLE_STATUS_BITS_CONTEXT_ENABLE); | |
4460 | ||
4461 | /* Initialize context mapping and zero out the quick contexts. The | |
4462 | * context block must have already been enabled. */ | |
641bdcd5 MC |
4463 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
4464 | rc = bnx2_init_5709_context(bp); | |
4465 | if (rc) | |
4466 | return rc; | |
4467 | } else | |
59b47d8a | 4468 | bnx2_init_context(bp); |
b6016b76 | 4469 | |
fba9fe91 MC |
4470 | if ((rc = bnx2_init_cpus(bp)) != 0) |
4471 | return rc; | |
4472 | ||
b6016b76 MC |
4473 | bnx2_init_nvram(bp); |
4474 | ||
4475 | bnx2_set_mac_addr(bp); | |
4476 | ||
4477 | val = REG_RD(bp, BNX2_MQ_CONFIG); | |
4478 | val &= ~BNX2_MQ_CONFIG_KNL_BYP_BLK_SIZE; | |
4479 | val |= BNX2_MQ_CONFIG_KNL_BYP_BLK_SIZE_256; | |
68c9f75a MC |
4480 | if (CHIP_ID(bp) == CHIP_ID_5709_A0 || CHIP_ID(bp) == CHIP_ID_5709_A1) |
4481 | val |= BNX2_MQ_CONFIG_HALT_DIS; | |
4482 | ||
b6016b76 MC |
4483 | REG_WR(bp, BNX2_MQ_CONFIG, val); |
4484 | ||
4485 | val = 0x10000 + (MAX_CID_CNT * MB_KERNEL_CTX_SIZE); | |
4486 | REG_WR(bp, BNX2_MQ_KNL_BYP_WIND_START, val); | |
4487 | REG_WR(bp, BNX2_MQ_KNL_WIND_END, val); | |
4488 | ||
4489 | val = (BCM_PAGE_BITS - 8) << 24; | |
4490 | REG_WR(bp, BNX2_RV2P_CONFIG, val); | |
4491 | ||
4492 | /* Configure page size. */ | |
4493 | val = REG_RD(bp, BNX2_TBDR_CONFIG); | |
4494 | val &= ~BNX2_TBDR_CONFIG_PAGE_SIZE; | |
4495 | val |= (BCM_PAGE_BITS - 8) << 24 | 0x40; | |
4496 | REG_WR(bp, BNX2_TBDR_CONFIG, val); | |
4497 | ||
4498 | val = bp->mac_addr[0] + | |
4499 | (bp->mac_addr[1] << 8) + | |
4500 | (bp->mac_addr[2] << 16) + | |
4501 | bp->mac_addr[3] + | |
4502 | (bp->mac_addr[4] << 8) + | |
4503 | (bp->mac_addr[5] << 16); | |
4504 | REG_WR(bp, BNX2_EMAC_BACKOFF_SEED, val); | |
4505 | ||
4506 | /* Program the MTU. Also include 4 bytes for CRC32. */ | |
4507 | val = bp->dev->mtu + ETH_HLEN + 4; | |
4508 | if (val > (MAX_ETHERNET_PACKET_SIZE + 4)) | |
4509 | val |= BNX2_EMAC_RX_MTU_SIZE_JUMBO_ENA; | |
4510 | REG_WR(bp, BNX2_EMAC_RX_MTU_SIZE, val); | |
4511 | ||
b4b36042 MC |
4512 | for (i = 0; i < BNX2_MAX_MSIX_VEC; i++) |
4513 | bp->bnx2_napi[i].last_status_idx = 0; | |
4514 | ||
b6016b76 MC |
4515 | bp->rx_mode = BNX2_EMAC_RX_MODE_SORT_MODE; |
4516 | ||
4517 | /* Set up how to generate a link change interrupt. */ | |
4518 | REG_WR(bp, BNX2_EMAC_ATTENTION_ENA, BNX2_EMAC_ATTENTION_ENA_LINK); | |
4519 | ||
4520 | REG_WR(bp, BNX2_HC_STATUS_ADDR_L, | |
4521 | (u64) bp->status_blk_mapping & 0xffffffff); | |
4522 | REG_WR(bp, BNX2_HC_STATUS_ADDR_H, (u64) bp->status_blk_mapping >> 32); | |
4523 | ||
4524 | REG_WR(bp, BNX2_HC_STATISTICS_ADDR_L, | |
4525 | (u64) bp->stats_blk_mapping & 0xffffffff); | |
4526 | REG_WR(bp, BNX2_HC_STATISTICS_ADDR_H, | |
4527 | (u64) bp->stats_blk_mapping >> 32); | |
4528 | ||
6aa20a22 | 4529 | REG_WR(bp, BNX2_HC_TX_QUICK_CONS_TRIP, |
b6016b76 MC |
4530 | (bp->tx_quick_cons_trip_int << 16) | bp->tx_quick_cons_trip); |
4531 | ||
4532 | REG_WR(bp, BNX2_HC_RX_QUICK_CONS_TRIP, | |
4533 | (bp->rx_quick_cons_trip_int << 16) | bp->rx_quick_cons_trip); | |
4534 | ||
4535 | REG_WR(bp, BNX2_HC_COMP_PROD_TRIP, | |
4536 | (bp->comp_prod_trip_int << 16) | bp->comp_prod_trip); | |
4537 | ||
4538 | REG_WR(bp, BNX2_HC_TX_TICKS, (bp->tx_ticks_int << 16) | bp->tx_ticks); | |
4539 | ||
4540 | REG_WR(bp, BNX2_HC_RX_TICKS, (bp->rx_ticks_int << 16) | bp->rx_ticks); | |
4541 | ||
4542 | REG_WR(bp, BNX2_HC_COM_TICKS, | |
4543 | (bp->com_ticks_int << 16) | bp->com_ticks); | |
4544 | ||
4545 | REG_WR(bp, BNX2_HC_CMD_TICKS, | |
4546 | (bp->cmd_ticks_int << 16) | bp->cmd_ticks); | |
4547 | ||
02537b06 MC |
4548 | if (CHIP_NUM(bp) == CHIP_NUM_5708) |
4549 | REG_WR(bp, BNX2_HC_STATS_TICKS, 0); | |
4550 | else | |
7ea6920e | 4551 | REG_WR(bp, BNX2_HC_STATS_TICKS, bp->stats_ticks); |
b6016b76 MC |
4552 | REG_WR(bp, BNX2_HC_STAT_COLLECT_TICKS, 0xbb8); /* 3ms */ |
4553 | ||
4554 | if (CHIP_ID(bp) == CHIP_ID_5706_A1) | |
8e6a72c4 | 4555 | val = BNX2_HC_CONFIG_COLLECT_STATS; |
b6016b76 | 4556 | else { |
8e6a72c4 MC |
4557 | val = BNX2_HC_CONFIG_RX_TMR_MODE | BNX2_HC_CONFIG_TX_TMR_MODE | |
4558 | BNX2_HC_CONFIG_COLLECT_STATS; | |
b6016b76 MC |
4559 | } |
4560 | ||
5e9ad9e1 | 4561 | if (bp->irq_nvecs > 1) { |
c76c0475 MC |
4562 | REG_WR(bp, BNX2_HC_MSIX_BIT_VECTOR, |
4563 | BNX2_HC_MSIX_BIT_VECTOR_VAL); | |
4564 | ||
5e9ad9e1 MC |
4565 | val |= BNX2_HC_CONFIG_SB_ADDR_INC_128B; |
4566 | } | |
4567 | ||
4568 | if (bp->flags & BNX2_FLAG_ONE_SHOT_MSI) | |
4569 | val |= BNX2_HC_CONFIG_ONE_SHOT; | |
4570 | ||
4571 | REG_WR(bp, BNX2_HC_CONFIG, val); | |
4572 | ||
4573 | for (i = 1; i < bp->irq_nvecs; i++) { | |
4574 | u32 base = ((i - 1) * BNX2_HC_SB_CONFIG_SIZE) + | |
4575 | BNX2_HC_SB_CONFIG_1; | |
4576 | ||
6f743ca0 | 4577 | REG_WR(bp, base, |
c76c0475 | 4578 | BNX2_HC_SB_CONFIG_1_TX_TMR_MODE | |
5e9ad9e1 | 4579 | BNX2_HC_SB_CONFIG_1_RX_TMR_MODE | |
c76c0475 MC |
4580 | BNX2_HC_SB_CONFIG_1_ONE_SHOT); |
4581 | ||
6f743ca0 | 4582 | REG_WR(bp, base + BNX2_HC_TX_QUICK_CONS_TRIP_OFF, |
c76c0475 MC |
4583 | (bp->tx_quick_cons_trip_int << 16) | |
4584 | bp->tx_quick_cons_trip); | |
4585 | ||
6f743ca0 | 4586 | REG_WR(bp, base + BNX2_HC_TX_TICKS_OFF, |
c76c0475 MC |
4587 | (bp->tx_ticks_int << 16) | bp->tx_ticks); |
4588 | ||
5e9ad9e1 MC |
4589 | REG_WR(bp, base + BNX2_HC_RX_QUICK_CONS_TRIP_OFF, |
4590 | (bp->rx_quick_cons_trip_int << 16) | | |
4591 | bp->rx_quick_cons_trip); | |
8e6a72c4 | 4592 | |
5e9ad9e1 MC |
4593 | REG_WR(bp, base + BNX2_HC_RX_TICKS_OFF, |
4594 | (bp->rx_ticks_int << 16) | bp->rx_ticks); | |
4595 | } | |
8e6a72c4 | 4596 | |
b6016b76 MC |
4597 | /* Clear internal stats counters. */ |
4598 | REG_WR(bp, BNX2_HC_COMMAND, BNX2_HC_COMMAND_CLR_STAT_NOW); | |
4599 | ||
da3e4fbe | 4600 | REG_WR(bp, BNX2_HC_ATTN_BITS_ENABLE, STATUS_ATTN_EVENTS); |
b6016b76 MC |
4601 | |
4602 | /* Initialize the receive filter. */ | |
4603 | bnx2_set_rx_mode(bp->dev); | |
4604 | ||
0aa38df7 MC |
4605 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
4606 | val = REG_RD(bp, BNX2_MISC_NEW_CORE_CTL); | |
4607 | val |= BNX2_MISC_NEW_CORE_CTL_DMA_ENABLE; | |
4608 | REG_WR(bp, BNX2_MISC_NEW_CORE_CTL, val); | |
4609 | } | |
b090ae2b | 4610 | rc = bnx2_fw_sync(bp, BNX2_DRV_MSG_DATA_WAIT2 | BNX2_DRV_MSG_CODE_RESET, |
a2f13890 | 4611 | 1, 0); |
b6016b76 | 4612 | |
df149d70 | 4613 | REG_WR(bp, BNX2_MISC_ENABLE_SET_BITS, BNX2_MISC_ENABLE_DEFAULT); |
b6016b76 MC |
4614 | REG_RD(bp, BNX2_MISC_ENABLE_SET_BITS); |
4615 | ||
4616 | udelay(20); | |
4617 | ||
bf5295bb MC |
4618 | bp->hc_cmd = REG_RD(bp, BNX2_HC_COMMAND); |
4619 | ||
b090ae2b | 4620 | return rc; |
b6016b76 MC |
4621 | } |
4622 | ||
c76c0475 MC |
4623 | static void |
4624 | bnx2_clear_ring_states(struct bnx2 *bp) | |
4625 | { | |
4626 | struct bnx2_napi *bnapi; | |
35e9010b | 4627 | struct bnx2_tx_ring_info *txr; |
bb4f98ab | 4628 | struct bnx2_rx_ring_info *rxr; |
c76c0475 MC |
4629 | int i; |
4630 | ||
4631 | for (i = 0; i < BNX2_MAX_MSIX_VEC; i++) { | |
4632 | bnapi = &bp->bnx2_napi[i]; | |
35e9010b | 4633 | txr = &bnapi->tx_ring; |
bb4f98ab | 4634 | rxr = &bnapi->rx_ring; |
c76c0475 | 4635 | |
35e9010b MC |
4636 | txr->tx_cons = 0; |
4637 | txr->hw_tx_cons = 0; | |
bb4f98ab MC |
4638 | rxr->rx_prod_bseq = 0; |
4639 | rxr->rx_prod = 0; | |
4640 | rxr->rx_cons = 0; | |
4641 | rxr->rx_pg_prod = 0; | |
4642 | rxr->rx_pg_cons = 0; | |
c76c0475 MC |
4643 | } |
4644 | } | |
4645 | ||
59b47d8a | 4646 | static void |
35e9010b | 4647 | bnx2_init_tx_context(struct bnx2 *bp, u32 cid, struct bnx2_tx_ring_info *txr) |
59b47d8a MC |
4648 | { |
4649 | u32 val, offset0, offset1, offset2, offset3; | |
62a8313c | 4650 | u32 cid_addr = GET_CID_ADDR(cid); |
59b47d8a MC |
4651 | |
4652 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { | |
4653 | offset0 = BNX2_L2CTX_TYPE_XI; | |
4654 | offset1 = BNX2_L2CTX_CMD_TYPE_XI; | |
4655 | offset2 = BNX2_L2CTX_TBDR_BHADDR_HI_XI; | |
4656 | offset3 = BNX2_L2CTX_TBDR_BHADDR_LO_XI; | |
4657 | } else { | |
4658 | offset0 = BNX2_L2CTX_TYPE; | |
4659 | offset1 = BNX2_L2CTX_CMD_TYPE; | |
4660 | offset2 = BNX2_L2CTX_TBDR_BHADDR_HI; | |
4661 | offset3 = BNX2_L2CTX_TBDR_BHADDR_LO; | |
4662 | } | |
4663 | val = BNX2_L2CTX_TYPE_TYPE_L2 | BNX2_L2CTX_TYPE_SIZE_L2; | |
62a8313c | 4664 | bnx2_ctx_wr(bp, cid_addr, offset0, val); |
59b47d8a MC |
4665 | |
4666 | val = BNX2_L2CTX_CMD_TYPE_TYPE_L2 | (8 << 16); | |
62a8313c | 4667 | bnx2_ctx_wr(bp, cid_addr, offset1, val); |
59b47d8a | 4668 | |
35e9010b | 4669 | val = (u64) txr->tx_desc_mapping >> 32; |
62a8313c | 4670 | bnx2_ctx_wr(bp, cid_addr, offset2, val); |
59b47d8a | 4671 | |
35e9010b | 4672 | val = (u64) txr->tx_desc_mapping & 0xffffffff; |
62a8313c | 4673 | bnx2_ctx_wr(bp, cid_addr, offset3, val); |
59b47d8a | 4674 | } |
b6016b76 MC |
4675 | |
4676 | static void | |
35e9010b | 4677 | bnx2_init_tx_ring(struct bnx2 *bp, int ring_num) |
b6016b76 MC |
4678 | { |
4679 | struct tx_bd *txbd; | |
c76c0475 MC |
4680 | u32 cid = TX_CID; |
4681 | struct bnx2_napi *bnapi; | |
35e9010b | 4682 | struct bnx2_tx_ring_info *txr; |
c76c0475 | 4683 | |
35e9010b MC |
4684 | bnapi = &bp->bnx2_napi[ring_num]; |
4685 | txr = &bnapi->tx_ring; | |
4686 | ||
4687 | if (ring_num == 0) | |
4688 | cid = TX_CID; | |
4689 | else | |
4690 | cid = TX_TSS_CID + ring_num - 1; | |
b6016b76 | 4691 | |
2f8af120 MC |
4692 | bp->tx_wake_thresh = bp->tx_ring_size / 2; |
4693 | ||
35e9010b | 4694 | txbd = &txr->tx_desc_ring[MAX_TX_DESC_CNT]; |
6aa20a22 | 4695 | |
35e9010b MC |
4696 | txbd->tx_bd_haddr_hi = (u64) txr->tx_desc_mapping >> 32; |
4697 | txbd->tx_bd_haddr_lo = (u64) txr->tx_desc_mapping & 0xffffffff; | |
b6016b76 | 4698 | |
35e9010b MC |
4699 | txr->tx_prod = 0; |
4700 | txr->tx_prod_bseq = 0; | |
6aa20a22 | 4701 | |
35e9010b MC |
4702 | txr->tx_bidx_addr = MB_GET_CID_ADDR(cid) + BNX2_L2CTX_TX_HOST_BIDX; |
4703 | txr->tx_bseq_addr = MB_GET_CID_ADDR(cid) + BNX2_L2CTX_TX_HOST_BSEQ; | |
b6016b76 | 4704 | |
35e9010b | 4705 | bnx2_init_tx_context(bp, cid, txr); |
b6016b76 MC |
4706 | } |
4707 | ||
4708 | static void | |
5d5d0015 MC |
4709 | bnx2_init_rxbd_rings(struct rx_bd *rx_ring[], dma_addr_t dma[], u32 buf_size, |
4710 | int num_rings) | |
b6016b76 | 4711 | { |
b6016b76 | 4712 | int i; |
5d5d0015 | 4713 | struct rx_bd *rxbd; |
6aa20a22 | 4714 | |
5d5d0015 | 4715 | for (i = 0; i < num_rings; i++) { |
13daffa2 | 4716 | int j; |
b6016b76 | 4717 | |
5d5d0015 | 4718 | rxbd = &rx_ring[i][0]; |
13daffa2 | 4719 | for (j = 0; j < MAX_RX_DESC_CNT; j++, rxbd++) { |
5d5d0015 | 4720 | rxbd->rx_bd_len = buf_size; |
13daffa2 MC |
4721 | rxbd->rx_bd_flags = RX_BD_FLAGS_START | RX_BD_FLAGS_END; |
4722 | } | |
5d5d0015 | 4723 | if (i == (num_rings - 1)) |
13daffa2 MC |
4724 | j = 0; |
4725 | else | |
4726 | j = i + 1; | |
5d5d0015 MC |
4727 | rxbd->rx_bd_haddr_hi = (u64) dma[j] >> 32; |
4728 | rxbd->rx_bd_haddr_lo = (u64) dma[j] & 0xffffffff; | |
13daffa2 | 4729 | } |
5d5d0015 MC |
4730 | } |
4731 | ||
4732 | static void | |
bb4f98ab | 4733 | bnx2_init_rx_ring(struct bnx2 *bp, int ring_num) |
5d5d0015 MC |
4734 | { |
4735 | int i; | |
4736 | u16 prod, ring_prod; | |
bb4f98ab MC |
4737 | u32 cid, rx_cid_addr, val; |
4738 | struct bnx2_napi *bnapi = &bp->bnx2_napi[ring_num]; | |
4739 | struct bnx2_rx_ring_info *rxr = &bnapi->rx_ring; | |
4740 | ||
4741 | if (ring_num == 0) | |
4742 | cid = RX_CID; | |
4743 | else | |
4744 | cid = RX_RSS_CID + ring_num - 1; | |
4745 | ||
4746 | rx_cid_addr = GET_CID_ADDR(cid); | |
5d5d0015 | 4747 | |
bb4f98ab | 4748 | bnx2_init_rxbd_rings(rxr->rx_desc_ring, rxr->rx_desc_mapping, |
5d5d0015 MC |
4749 | bp->rx_buf_use_size, bp->rx_max_ring); |
4750 | ||
bb4f98ab | 4751 | bnx2_init_rx_context(bp, cid); |
83e3fc89 MC |
4752 | |
4753 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { | |
4754 | val = REG_RD(bp, BNX2_MQ_MAP_L2_5); | |
4755 | REG_WR(bp, BNX2_MQ_MAP_L2_5, val | BNX2_MQ_MAP_L2_5_ARM); | |
4756 | } | |
4757 | ||
62a8313c | 4758 | bnx2_ctx_wr(bp, rx_cid_addr, BNX2_L2CTX_PG_BUF_SIZE, 0); |
47bf4246 | 4759 | if (bp->rx_pg_ring_size) { |
bb4f98ab MC |
4760 | bnx2_init_rxbd_rings(rxr->rx_pg_desc_ring, |
4761 | rxr->rx_pg_desc_mapping, | |
47bf4246 MC |
4762 | PAGE_SIZE, bp->rx_max_pg_ring); |
4763 | val = (bp->rx_buf_use_size << 16) | PAGE_SIZE; | |
62a8313c MC |
4764 | bnx2_ctx_wr(bp, rx_cid_addr, BNX2_L2CTX_PG_BUF_SIZE, val); |
4765 | bnx2_ctx_wr(bp, rx_cid_addr, BNX2_L2CTX_RBDC_KEY, | |
5e9ad9e1 | 4766 | BNX2_L2CTX_RBDC_JUMBO_KEY - ring_num); |
47bf4246 | 4767 | |
bb4f98ab | 4768 | val = (u64) rxr->rx_pg_desc_mapping[0] >> 32; |
62a8313c | 4769 | bnx2_ctx_wr(bp, rx_cid_addr, BNX2_L2CTX_NX_PG_BDHADDR_HI, val); |
47bf4246 | 4770 | |
bb4f98ab | 4771 | val = (u64) rxr->rx_pg_desc_mapping[0] & 0xffffffff; |
62a8313c | 4772 | bnx2_ctx_wr(bp, rx_cid_addr, BNX2_L2CTX_NX_PG_BDHADDR_LO, val); |
47bf4246 MC |
4773 | |
4774 | if (CHIP_NUM(bp) == CHIP_NUM_5709) | |
4775 | REG_WR(bp, BNX2_MQ_MAP_L2_3, BNX2_MQ_MAP_L2_3_DEFAULT); | |
4776 | } | |
b6016b76 | 4777 | |
bb4f98ab | 4778 | val = (u64) rxr->rx_desc_mapping[0] >> 32; |
62a8313c | 4779 | bnx2_ctx_wr(bp, rx_cid_addr, BNX2_L2CTX_NX_BDHADDR_HI, val); |
b6016b76 | 4780 | |
bb4f98ab | 4781 | val = (u64) rxr->rx_desc_mapping[0] & 0xffffffff; |
62a8313c | 4782 | bnx2_ctx_wr(bp, rx_cid_addr, BNX2_L2CTX_NX_BDHADDR_LO, val); |
b6016b76 | 4783 | |
bb4f98ab | 4784 | ring_prod = prod = rxr->rx_pg_prod; |
47bf4246 | 4785 | for (i = 0; i < bp->rx_pg_ring_size; i++) { |
bb4f98ab | 4786 | if (bnx2_alloc_rx_page(bp, rxr, ring_prod) < 0) |
47bf4246 MC |
4787 | break; |
4788 | prod = NEXT_RX_BD(prod); | |
4789 | ring_prod = RX_PG_RING_IDX(prod); | |
4790 | } | |
bb4f98ab | 4791 | rxr->rx_pg_prod = prod; |
47bf4246 | 4792 | |
bb4f98ab | 4793 | ring_prod = prod = rxr->rx_prod; |
236b6394 | 4794 | for (i = 0; i < bp->rx_ring_size; i++) { |
bb4f98ab | 4795 | if (bnx2_alloc_rx_skb(bp, rxr, ring_prod) < 0) |
b6016b76 | 4796 | break; |
b6016b76 MC |
4797 | prod = NEXT_RX_BD(prod); |
4798 | ring_prod = RX_RING_IDX(prod); | |
4799 | } | |
bb4f98ab | 4800 | rxr->rx_prod = prod; |
b6016b76 | 4801 | |
bb4f98ab MC |
4802 | rxr->rx_bidx_addr = MB_GET_CID_ADDR(cid) + BNX2_L2CTX_HOST_BDIDX; |
4803 | rxr->rx_bseq_addr = MB_GET_CID_ADDR(cid) + BNX2_L2CTX_HOST_BSEQ; | |
4804 | rxr->rx_pg_bidx_addr = MB_GET_CID_ADDR(cid) + BNX2_L2CTX_HOST_PG_BDIDX; | |
b6016b76 | 4805 | |
bb4f98ab MC |
4806 | REG_WR16(bp, rxr->rx_pg_bidx_addr, rxr->rx_pg_prod); |
4807 | REG_WR16(bp, rxr->rx_bidx_addr, prod); | |
4808 | ||
4809 | REG_WR(bp, rxr->rx_bseq_addr, rxr->rx_prod_bseq); | |
b6016b76 MC |
4810 | } |
4811 | ||
35e9010b MC |
4812 | static void |
4813 | bnx2_init_all_rings(struct bnx2 *bp) | |
4814 | { | |
4815 | int i; | |
5e9ad9e1 | 4816 | u32 val; |
35e9010b MC |
4817 | |
4818 | bnx2_clear_ring_states(bp); | |
4819 | ||
4820 | REG_WR(bp, BNX2_TSCH_TSS_CFG, 0); | |
4821 | for (i = 0; i < bp->num_tx_rings; i++) | |
4822 | bnx2_init_tx_ring(bp, i); | |
4823 | ||
4824 | if (bp->num_tx_rings > 1) | |
4825 | REG_WR(bp, BNX2_TSCH_TSS_CFG, ((bp->num_tx_rings - 1) << 24) | | |
4826 | (TX_TSS_CID << 7)); | |
4827 | ||
5e9ad9e1 MC |
4828 | REG_WR(bp, BNX2_RLUP_RSS_CONFIG, 0); |
4829 | bnx2_reg_wr_ind(bp, BNX2_RXP_SCRATCH_RSS_TBL_SZ, 0); | |
4830 | ||
bb4f98ab MC |
4831 | for (i = 0; i < bp->num_rx_rings; i++) |
4832 | bnx2_init_rx_ring(bp, i); | |
5e9ad9e1 MC |
4833 | |
4834 | if (bp->num_rx_rings > 1) { | |
4835 | u32 tbl_32; | |
4836 | u8 *tbl = (u8 *) &tbl_32; | |
4837 | ||
4838 | bnx2_reg_wr_ind(bp, BNX2_RXP_SCRATCH_RSS_TBL_SZ, | |
4839 | BNX2_RXP_SCRATCH_RSS_TBL_MAX_ENTRIES); | |
4840 | ||
4841 | for (i = 0; i < BNX2_RXP_SCRATCH_RSS_TBL_MAX_ENTRIES; i++) { | |
4842 | tbl[i % 4] = i % (bp->num_rx_rings - 1); | |
4843 | if ((i % 4) == 3) | |
4844 | bnx2_reg_wr_ind(bp, | |
4845 | BNX2_RXP_SCRATCH_RSS_TBL + i, | |
4846 | cpu_to_be32(tbl_32)); | |
4847 | } | |
4848 | ||
4849 | val = BNX2_RLUP_RSS_CONFIG_IPV4_RSS_TYPE_ALL_XI | | |
4850 | BNX2_RLUP_RSS_CONFIG_IPV6_RSS_TYPE_ALL_XI; | |
4851 | ||
4852 | REG_WR(bp, BNX2_RLUP_RSS_CONFIG, val); | |
4853 | ||
4854 | } | |
35e9010b MC |
4855 | } |
4856 | ||
5d5d0015 | 4857 | static u32 bnx2_find_max_ring(u32 ring_size, u32 max_size) |
13daffa2 | 4858 | { |
5d5d0015 | 4859 | u32 max, num_rings = 1; |
13daffa2 | 4860 | |
5d5d0015 MC |
4861 | while (ring_size > MAX_RX_DESC_CNT) { |
4862 | ring_size -= MAX_RX_DESC_CNT; | |
13daffa2 MC |
4863 | num_rings++; |
4864 | } | |
4865 | /* round to next power of 2 */ | |
5d5d0015 | 4866 | max = max_size; |
13daffa2 MC |
4867 | while ((max & num_rings) == 0) |
4868 | max >>= 1; | |
4869 | ||
4870 | if (num_rings != max) | |
4871 | max <<= 1; | |
4872 | ||
5d5d0015 MC |
4873 | return max; |
4874 | } | |
4875 | ||
4876 | static void | |
4877 | bnx2_set_rx_ring_size(struct bnx2 *bp, u32 size) | |
4878 | { | |
84eaa187 | 4879 | u32 rx_size, rx_space, jumbo_size; |
5d5d0015 MC |
4880 | |
4881 | /* 8 for CRC and VLAN */ | |
d89cb6af | 4882 | rx_size = bp->dev->mtu + ETH_HLEN + BNX2_RX_OFFSET + 8; |
5d5d0015 | 4883 | |
84eaa187 MC |
4884 | rx_space = SKB_DATA_ALIGN(rx_size + BNX2_RX_ALIGN) + NET_SKB_PAD + |
4885 | sizeof(struct skb_shared_info); | |
4886 | ||
601d3d18 | 4887 | bp->rx_copy_thresh = BNX2_RX_COPY_THRESH; |
47bf4246 MC |
4888 | bp->rx_pg_ring_size = 0; |
4889 | bp->rx_max_pg_ring = 0; | |
4890 | bp->rx_max_pg_ring_idx = 0; | |
f86e82fb | 4891 | if ((rx_space > PAGE_SIZE) && !(bp->flags & BNX2_FLAG_JUMBO_BROKEN)) { |
84eaa187 MC |
4892 | int pages = PAGE_ALIGN(bp->dev->mtu - 40) >> PAGE_SHIFT; |
4893 | ||
4894 | jumbo_size = size * pages; | |
4895 | if (jumbo_size > MAX_TOTAL_RX_PG_DESC_CNT) | |
4896 | jumbo_size = MAX_TOTAL_RX_PG_DESC_CNT; | |
4897 | ||
4898 | bp->rx_pg_ring_size = jumbo_size; | |
4899 | bp->rx_max_pg_ring = bnx2_find_max_ring(jumbo_size, | |
4900 | MAX_RX_PG_RINGS); | |
4901 | bp->rx_max_pg_ring_idx = (bp->rx_max_pg_ring * RX_DESC_CNT) - 1; | |
601d3d18 | 4902 | rx_size = BNX2_RX_COPY_THRESH + BNX2_RX_OFFSET; |
84eaa187 MC |
4903 | bp->rx_copy_thresh = 0; |
4904 | } | |
5d5d0015 MC |
4905 | |
4906 | bp->rx_buf_use_size = rx_size; | |
4907 | /* hw alignment */ | |
4908 | bp->rx_buf_size = bp->rx_buf_use_size + BNX2_RX_ALIGN; | |
d89cb6af | 4909 | bp->rx_jumbo_thresh = rx_size - BNX2_RX_OFFSET; |
5d5d0015 MC |
4910 | bp->rx_ring_size = size; |
4911 | bp->rx_max_ring = bnx2_find_max_ring(size, MAX_RX_RINGS); | |
13daffa2 MC |
4912 | bp->rx_max_ring_idx = (bp->rx_max_ring * RX_DESC_CNT) - 1; |
4913 | } | |
4914 | ||
b6016b76 MC |
4915 | static void |
4916 | bnx2_free_tx_skbs(struct bnx2 *bp) | |
4917 | { | |
4918 | int i; | |
4919 | ||
35e9010b MC |
4920 | for (i = 0; i < bp->num_tx_rings; i++) { |
4921 | struct bnx2_napi *bnapi = &bp->bnx2_napi[i]; | |
4922 | struct bnx2_tx_ring_info *txr = &bnapi->tx_ring; | |
4923 | int j; | |
b6016b76 | 4924 | |
35e9010b | 4925 | if (txr->tx_buf_ring == NULL) |
b6016b76 | 4926 | continue; |
b6016b76 | 4927 | |
35e9010b MC |
4928 | for (j = 0; j < TX_DESC_CNT; ) { |
4929 | struct sw_bd *tx_buf = &txr->tx_buf_ring[j]; | |
4930 | struct sk_buff *skb = tx_buf->skb; | |
4931 | int k, last; | |
4932 | ||
4933 | if (skb == NULL) { | |
4934 | j++; | |
4935 | continue; | |
4936 | } | |
4937 | ||
4938 | pci_unmap_single(bp->pdev, | |
4939 | pci_unmap_addr(tx_buf, mapping), | |
b6016b76 MC |
4940 | skb_headlen(skb), PCI_DMA_TODEVICE); |
4941 | ||
35e9010b | 4942 | tx_buf->skb = NULL; |
b6016b76 | 4943 | |
35e9010b MC |
4944 | last = skb_shinfo(skb)->nr_frags; |
4945 | for (k = 0; k < last; k++) { | |
4946 | tx_buf = &txr->tx_buf_ring[j + k + 1]; | |
4947 | pci_unmap_page(bp->pdev, | |
4948 | pci_unmap_addr(tx_buf, mapping), | |
4949 | skb_shinfo(skb)->frags[j].size, | |
4950 | PCI_DMA_TODEVICE); | |
4951 | } | |
4952 | dev_kfree_skb(skb); | |
4953 | j += k + 1; | |
b6016b76 | 4954 | } |
b6016b76 | 4955 | } |
b6016b76 MC |
4956 | } |
4957 | ||
4958 | static void | |
4959 | bnx2_free_rx_skbs(struct bnx2 *bp) | |
4960 | { | |
4961 | int i; | |
4962 | ||
bb4f98ab MC |
4963 | for (i = 0; i < bp->num_rx_rings; i++) { |
4964 | struct bnx2_napi *bnapi = &bp->bnx2_napi[i]; | |
4965 | struct bnx2_rx_ring_info *rxr = &bnapi->rx_ring; | |
4966 | int j; | |
b6016b76 | 4967 | |
bb4f98ab MC |
4968 | if (rxr->rx_buf_ring == NULL) |
4969 | return; | |
b6016b76 | 4970 | |
bb4f98ab MC |
4971 | for (j = 0; j < bp->rx_max_ring_idx; j++) { |
4972 | struct sw_bd *rx_buf = &rxr->rx_buf_ring[j]; | |
4973 | struct sk_buff *skb = rx_buf->skb; | |
b6016b76 | 4974 | |
bb4f98ab MC |
4975 | if (skb == NULL) |
4976 | continue; | |
b6016b76 | 4977 | |
bb4f98ab MC |
4978 | pci_unmap_single(bp->pdev, |
4979 | pci_unmap_addr(rx_buf, mapping), | |
4980 | bp->rx_buf_use_size, | |
4981 | PCI_DMA_FROMDEVICE); | |
b6016b76 | 4982 | |
bb4f98ab MC |
4983 | rx_buf->skb = NULL; |
4984 | ||
4985 | dev_kfree_skb(skb); | |
4986 | } | |
4987 | for (j = 0; j < bp->rx_max_pg_ring_idx; j++) | |
4988 | bnx2_free_rx_page(bp, rxr, j); | |
b6016b76 MC |
4989 | } |
4990 | } | |
4991 | ||
4992 | static void | |
4993 | bnx2_free_skbs(struct bnx2 *bp) | |
4994 | { | |
4995 | bnx2_free_tx_skbs(bp); | |
4996 | bnx2_free_rx_skbs(bp); | |
4997 | } | |
4998 | ||
4999 | static int | |
5000 | bnx2_reset_nic(struct bnx2 *bp, u32 reset_code) | |
5001 | { | |
5002 | int rc; | |
5003 | ||
5004 | rc = bnx2_reset_chip(bp, reset_code); | |
5005 | bnx2_free_skbs(bp); | |
5006 | if (rc) | |
5007 | return rc; | |
5008 | ||
fba9fe91 MC |
5009 | if ((rc = bnx2_init_chip(bp)) != 0) |
5010 | return rc; | |
5011 | ||
35e9010b | 5012 | bnx2_init_all_rings(bp); |
b6016b76 MC |
5013 | return 0; |
5014 | } | |
5015 | ||
5016 | static int | |
9a120bc5 | 5017 | bnx2_init_nic(struct bnx2 *bp, int reset_phy) |
b6016b76 MC |
5018 | { |
5019 | int rc; | |
5020 | ||
5021 | if ((rc = bnx2_reset_nic(bp, BNX2_DRV_MSG_CODE_RESET)) != 0) | |
5022 | return rc; | |
5023 | ||
80be4434 | 5024 | spin_lock_bh(&bp->phy_lock); |
9a120bc5 | 5025 | bnx2_init_phy(bp, reset_phy); |
b6016b76 | 5026 | bnx2_set_link(bp); |
543a827d MC |
5027 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) |
5028 | bnx2_remote_phy_event(bp); | |
0d8a6571 | 5029 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
5030 | return 0; |
5031 | } | |
5032 | ||
5033 | static int | |
5034 | bnx2_test_registers(struct bnx2 *bp) | |
5035 | { | |
5036 | int ret; | |
5bae30c9 | 5037 | int i, is_5709; |
f71e1309 | 5038 | static const struct { |
b6016b76 MC |
5039 | u16 offset; |
5040 | u16 flags; | |
5bae30c9 | 5041 | #define BNX2_FL_NOT_5709 1 |
b6016b76 MC |
5042 | u32 rw_mask; |
5043 | u32 ro_mask; | |
5044 | } reg_tbl[] = { | |
5045 | { 0x006c, 0, 0x00000000, 0x0000003f }, | |
5046 | { 0x0090, 0, 0xffffffff, 0x00000000 }, | |
5047 | { 0x0094, 0, 0x00000000, 0x00000000 }, | |
5048 | ||
5bae30c9 MC |
5049 | { 0x0404, BNX2_FL_NOT_5709, 0x00003f00, 0x00000000 }, |
5050 | { 0x0418, BNX2_FL_NOT_5709, 0x00000000, 0xffffffff }, | |
5051 | { 0x041c, BNX2_FL_NOT_5709, 0x00000000, 0xffffffff }, | |
5052 | { 0x0420, BNX2_FL_NOT_5709, 0x00000000, 0x80ffffff }, | |
5053 | { 0x0424, BNX2_FL_NOT_5709, 0x00000000, 0x00000000 }, | |
5054 | { 0x0428, BNX2_FL_NOT_5709, 0x00000000, 0x00000001 }, | |
5055 | { 0x0450, BNX2_FL_NOT_5709, 0x00000000, 0x0000ffff }, | |
5056 | { 0x0454, BNX2_FL_NOT_5709, 0x00000000, 0xffffffff }, | |
5057 | { 0x0458, BNX2_FL_NOT_5709, 0x00000000, 0xffffffff }, | |
5058 | ||
5059 | { 0x0808, BNX2_FL_NOT_5709, 0x00000000, 0xffffffff }, | |
5060 | { 0x0854, BNX2_FL_NOT_5709, 0x00000000, 0xffffffff }, | |
5061 | { 0x0868, BNX2_FL_NOT_5709, 0x00000000, 0x77777777 }, | |
5062 | { 0x086c, BNX2_FL_NOT_5709, 0x00000000, 0x77777777 }, | |
5063 | { 0x0870, BNX2_FL_NOT_5709, 0x00000000, 0x77777777 }, | |
5064 | { 0x0874, BNX2_FL_NOT_5709, 0x00000000, 0x77777777 }, | |
5065 | ||
5066 | { 0x0c00, BNX2_FL_NOT_5709, 0x00000000, 0x00000001 }, | |
5067 | { 0x0c04, BNX2_FL_NOT_5709, 0x00000000, 0x03ff0001 }, | |
5068 | { 0x0c08, BNX2_FL_NOT_5709, 0x0f0ff073, 0x00000000 }, | |
b6016b76 MC |
5069 | |
5070 | { 0x1000, 0, 0x00000000, 0x00000001 }, | |
15b169cc | 5071 | { 0x1004, BNX2_FL_NOT_5709, 0x00000000, 0x000f0001 }, |
b6016b76 MC |
5072 | |
5073 | { 0x1408, 0, 0x01c00800, 0x00000000 }, | |
5074 | { 0x149c, 0, 0x8000ffff, 0x00000000 }, | |
5075 | { 0x14a8, 0, 0x00000000, 0x000001ff }, | |
5b0c76ad | 5076 | { 0x14ac, 0, 0x0fffffff, 0x10000000 }, |
b6016b76 MC |
5077 | { 0x14b0, 0, 0x00000002, 0x00000001 }, |
5078 | { 0x14b8, 0, 0x00000000, 0x00000000 }, | |
5079 | { 0x14c0, 0, 0x00000000, 0x00000009 }, | |
5080 | { 0x14c4, 0, 0x00003fff, 0x00000000 }, | |
5081 | { 0x14cc, 0, 0x00000000, 0x00000001 }, | |
5082 | { 0x14d0, 0, 0xffffffff, 0x00000000 }, | |
b6016b76 MC |
5083 | |
5084 | { 0x1800, 0, 0x00000000, 0x00000001 }, | |
5085 | { 0x1804, 0, 0x00000000, 0x00000003 }, | |
b6016b76 MC |
5086 | |
5087 | { 0x2800, 0, 0x00000000, 0x00000001 }, | |
5088 | { 0x2804, 0, 0x00000000, 0x00003f01 }, | |
5089 | { 0x2808, 0, 0x0f3f3f03, 0x00000000 }, | |
5090 | { 0x2810, 0, 0xffff0000, 0x00000000 }, | |
5091 | { 0x2814, 0, 0xffff0000, 0x00000000 }, | |
5092 | { 0x2818, 0, 0xffff0000, 0x00000000 }, | |
5093 | { 0x281c, 0, 0xffff0000, 0x00000000 }, | |
5094 | { 0x2834, 0, 0xffffffff, 0x00000000 }, | |
5095 | { 0x2840, 0, 0x00000000, 0xffffffff }, | |
5096 | { 0x2844, 0, 0x00000000, 0xffffffff }, | |
5097 | { 0x2848, 0, 0xffffffff, 0x00000000 }, | |
5098 | { 0x284c, 0, 0xf800f800, 0x07ff07ff }, | |
5099 | ||
5100 | { 0x2c00, 0, 0x00000000, 0x00000011 }, | |
5101 | { 0x2c04, 0, 0x00000000, 0x00030007 }, | |
5102 | ||
b6016b76 MC |
5103 | { 0x3c00, 0, 0x00000000, 0x00000001 }, |
5104 | { 0x3c04, 0, 0x00000000, 0x00070000 }, | |
5105 | { 0x3c08, 0, 0x00007f71, 0x07f00000 }, | |
5106 | { 0x3c0c, 0, 0x1f3ffffc, 0x00000000 }, | |
5107 | { 0x3c10, 0, 0xffffffff, 0x00000000 }, | |
5108 | { 0x3c14, 0, 0x00000000, 0xffffffff }, | |
5109 | { 0x3c18, 0, 0x00000000, 0xffffffff }, | |
5110 | { 0x3c1c, 0, 0xfffff000, 0x00000000 }, | |
5111 | { 0x3c20, 0, 0xffffff00, 0x00000000 }, | |
b6016b76 MC |
5112 | |
5113 | { 0x5004, 0, 0x00000000, 0x0000007f }, | |
5114 | { 0x5008, 0, 0x0f0007ff, 0x00000000 }, | |
b6016b76 | 5115 | |
b6016b76 MC |
5116 | { 0x5c00, 0, 0x00000000, 0x00000001 }, |
5117 | { 0x5c04, 0, 0x00000000, 0x0003000f }, | |
5118 | { 0x5c08, 0, 0x00000003, 0x00000000 }, | |
5119 | { 0x5c0c, 0, 0x0000fff8, 0x00000000 }, | |
5120 | { 0x5c10, 0, 0x00000000, 0xffffffff }, | |
5121 | { 0x5c80, 0, 0x00000000, 0x0f7113f1 }, | |
5122 | { 0x5c84, 0, 0x00000000, 0x0000f333 }, | |
5123 | { 0x5c88, 0, 0x00000000, 0x00077373 }, | |
5124 | { 0x5c8c, 0, 0x00000000, 0x0007f737 }, | |
5125 | ||
5126 | { 0x6808, 0, 0x0000ff7f, 0x00000000 }, | |
5127 | { 0x680c, 0, 0xffffffff, 0x00000000 }, | |
5128 | { 0x6810, 0, 0xffffffff, 0x00000000 }, | |
5129 | { 0x6814, 0, 0xffffffff, 0x00000000 }, | |
5130 | { 0x6818, 0, 0xffffffff, 0x00000000 }, | |
5131 | { 0x681c, 0, 0xffffffff, 0x00000000 }, | |
5132 | { 0x6820, 0, 0x00ff00ff, 0x00000000 }, | |
5133 | { 0x6824, 0, 0x00ff00ff, 0x00000000 }, | |
5134 | { 0x6828, 0, 0x00ff00ff, 0x00000000 }, | |
5135 | { 0x682c, 0, 0x03ff03ff, 0x00000000 }, | |
5136 | { 0x6830, 0, 0x03ff03ff, 0x00000000 }, | |
5137 | { 0x6834, 0, 0x03ff03ff, 0x00000000 }, | |
5138 | { 0x6838, 0, 0x03ff03ff, 0x00000000 }, | |
5139 | { 0x683c, 0, 0x0000ffff, 0x00000000 }, | |
5140 | { 0x6840, 0, 0x00000ff0, 0x00000000 }, | |
5141 | { 0x6844, 0, 0x00ffff00, 0x00000000 }, | |
5142 | { 0x684c, 0, 0xffffffff, 0x00000000 }, | |
5143 | { 0x6850, 0, 0x7f7f7f7f, 0x00000000 }, | |
5144 | { 0x6854, 0, 0x7f7f7f7f, 0x00000000 }, | |
5145 | { 0x6858, 0, 0x7f7f7f7f, 0x00000000 }, | |
5146 | { 0x685c, 0, 0x7f7f7f7f, 0x00000000 }, | |
5147 | { 0x6908, 0, 0x00000000, 0x0001ff0f }, | |
5148 | { 0x690c, 0, 0x00000000, 0x0ffe00f0 }, | |
5149 | ||
5150 | { 0xffff, 0, 0x00000000, 0x00000000 }, | |
5151 | }; | |
5152 | ||
5153 | ret = 0; | |
5bae30c9 MC |
5154 | is_5709 = 0; |
5155 | if (CHIP_NUM(bp) == CHIP_NUM_5709) | |
5156 | is_5709 = 1; | |
5157 | ||
b6016b76 MC |
5158 | for (i = 0; reg_tbl[i].offset != 0xffff; i++) { |
5159 | u32 offset, rw_mask, ro_mask, save_val, val; | |
5bae30c9 MC |
5160 | u16 flags = reg_tbl[i].flags; |
5161 | ||
5162 | if (is_5709 && (flags & BNX2_FL_NOT_5709)) | |
5163 | continue; | |
b6016b76 MC |
5164 | |
5165 | offset = (u32) reg_tbl[i].offset; | |
5166 | rw_mask = reg_tbl[i].rw_mask; | |
5167 | ro_mask = reg_tbl[i].ro_mask; | |
5168 | ||
14ab9b86 | 5169 | save_val = readl(bp->regview + offset); |
b6016b76 | 5170 | |
14ab9b86 | 5171 | writel(0, bp->regview + offset); |
b6016b76 | 5172 | |
14ab9b86 | 5173 | val = readl(bp->regview + offset); |
b6016b76 MC |
5174 | if ((val & rw_mask) != 0) { |
5175 | goto reg_test_err; | |
5176 | } | |
5177 | ||
5178 | if ((val & ro_mask) != (save_val & ro_mask)) { | |
5179 | goto reg_test_err; | |
5180 | } | |
5181 | ||
14ab9b86 | 5182 | writel(0xffffffff, bp->regview + offset); |
b6016b76 | 5183 | |
14ab9b86 | 5184 | val = readl(bp->regview + offset); |
b6016b76 MC |
5185 | if ((val & rw_mask) != rw_mask) { |
5186 | goto reg_test_err; | |
5187 | } | |
5188 | ||
5189 | if ((val & ro_mask) != (save_val & ro_mask)) { | |
5190 | goto reg_test_err; | |
5191 | } | |
5192 | ||
14ab9b86 | 5193 | writel(save_val, bp->regview + offset); |
b6016b76 MC |
5194 | continue; |
5195 | ||
5196 | reg_test_err: | |
14ab9b86 | 5197 | writel(save_val, bp->regview + offset); |
b6016b76 MC |
5198 | ret = -ENODEV; |
5199 | break; | |
5200 | } | |
5201 | return ret; | |
5202 | } | |
5203 | ||
5204 | static int | |
5205 | bnx2_do_mem_test(struct bnx2 *bp, u32 start, u32 size) | |
5206 | { | |
f71e1309 | 5207 | static const u32 test_pattern[] = { 0x00000000, 0xffffffff, 0x55555555, |
b6016b76 MC |
5208 | 0xaaaaaaaa , 0xaa55aa55, 0x55aa55aa }; |
5209 | int i; | |
5210 | ||
5211 | for (i = 0; i < sizeof(test_pattern) / 4; i++) { | |
5212 | u32 offset; | |
5213 | ||
5214 | for (offset = 0; offset < size; offset += 4) { | |
5215 | ||
2726d6e1 | 5216 | bnx2_reg_wr_ind(bp, start + offset, test_pattern[i]); |
b6016b76 | 5217 | |
2726d6e1 | 5218 | if (bnx2_reg_rd_ind(bp, start + offset) != |
b6016b76 MC |
5219 | test_pattern[i]) { |
5220 | return -ENODEV; | |
5221 | } | |
5222 | } | |
5223 | } | |
5224 | return 0; | |
5225 | } | |
5226 | ||
5227 | static int | |
5228 | bnx2_test_memory(struct bnx2 *bp) | |
5229 | { | |
5230 | int ret = 0; | |
5231 | int i; | |
5bae30c9 | 5232 | static struct mem_entry { |
b6016b76 MC |
5233 | u32 offset; |
5234 | u32 len; | |
5bae30c9 | 5235 | } mem_tbl_5706[] = { |
b6016b76 | 5236 | { 0x60000, 0x4000 }, |
5b0c76ad | 5237 | { 0xa0000, 0x3000 }, |
b6016b76 MC |
5238 | { 0xe0000, 0x4000 }, |
5239 | { 0x120000, 0x4000 }, | |
5240 | { 0x1a0000, 0x4000 }, | |
5241 | { 0x160000, 0x4000 }, | |
5242 | { 0xffffffff, 0 }, | |
5bae30c9 MC |
5243 | }, |
5244 | mem_tbl_5709[] = { | |
5245 | { 0x60000, 0x4000 }, | |
5246 | { 0xa0000, 0x3000 }, | |
5247 | { 0xe0000, 0x4000 }, | |
5248 | { 0x120000, 0x4000 }, | |
5249 | { 0x1a0000, 0x4000 }, | |
5250 | { 0xffffffff, 0 }, | |
b6016b76 | 5251 | }; |
5bae30c9 MC |
5252 | struct mem_entry *mem_tbl; |
5253 | ||
5254 | if (CHIP_NUM(bp) == CHIP_NUM_5709) | |
5255 | mem_tbl = mem_tbl_5709; | |
5256 | else | |
5257 | mem_tbl = mem_tbl_5706; | |
b6016b76 MC |
5258 | |
5259 | for (i = 0; mem_tbl[i].offset != 0xffffffff; i++) { | |
5260 | if ((ret = bnx2_do_mem_test(bp, mem_tbl[i].offset, | |
5261 | mem_tbl[i].len)) != 0) { | |
5262 | return ret; | |
5263 | } | |
5264 | } | |
6aa20a22 | 5265 | |
b6016b76 MC |
5266 | return ret; |
5267 | } | |
5268 | ||
bc5a0690 MC |
5269 | #define BNX2_MAC_LOOPBACK 0 |
5270 | #define BNX2_PHY_LOOPBACK 1 | |
5271 | ||
b6016b76 | 5272 | static int |
bc5a0690 | 5273 | bnx2_run_loopback(struct bnx2 *bp, int loopback_mode) |
b6016b76 MC |
5274 | { |
5275 | unsigned int pkt_size, num_pkts, i; | |
5276 | struct sk_buff *skb, *rx_skb; | |
5277 | unsigned char *packet; | |
bc5a0690 | 5278 | u16 rx_start_idx, rx_idx; |
b6016b76 MC |
5279 | dma_addr_t map; |
5280 | struct tx_bd *txbd; | |
5281 | struct sw_bd *rx_buf; | |
5282 | struct l2_fhdr *rx_hdr; | |
5283 | int ret = -ENODEV; | |
c76c0475 | 5284 | struct bnx2_napi *bnapi = &bp->bnx2_napi[0], *tx_napi; |
35e9010b | 5285 | struct bnx2_tx_ring_info *txr = &bnapi->tx_ring; |
bb4f98ab | 5286 | struct bnx2_rx_ring_info *rxr = &bnapi->rx_ring; |
c76c0475 MC |
5287 | |
5288 | tx_napi = bnapi; | |
b6016b76 | 5289 | |
35e9010b | 5290 | txr = &tx_napi->tx_ring; |
bb4f98ab | 5291 | rxr = &bnapi->rx_ring; |
bc5a0690 MC |
5292 | if (loopback_mode == BNX2_MAC_LOOPBACK) { |
5293 | bp->loopback = MAC_LOOPBACK; | |
5294 | bnx2_set_mac_loopback(bp); | |
5295 | } | |
5296 | else if (loopback_mode == BNX2_PHY_LOOPBACK) { | |
583c28e5 | 5297 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) |
489310a4 MC |
5298 | return 0; |
5299 | ||
80be4434 | 5300 | bp->loopback = PHY_LOOPBACK; |
bc5a0690 MC |
5301 | bnx2_set_phy_loopback(bp); |
5302 | } | |
5303 | else | |
5304 | return -EINVAL; | |
b6016b76 | 5305 | |
84eaa187 | 5306 | pkt_size = min(bp->dev->mtu + ETH_HLEN, bp->rx_jumbo_thresh - 4); |
932f3772 | 5307 | skb = netdev_alloc_skb(bp->dev, pkt_size); |
b6cbc3b6 JL |
5308 | if (!skb) |
5309 | return -ENOMEM; | |
b6016b76 | 5310 | packet = skb_put(skb, pkt_size); |
6634292b | 5311 | memcpy(packet, bp->dev->dev_addr, 6); |
b6016b76 MC |
5312 | memset(packet + 6, 0x0, 8); |
5313 | for (i = 14; i < pkt_size; i++) | |
5314 | packet[i] = (unsigned char) (i & 0xff); | |
5315 | ||
5316 | map = pci_map_single(bp->pdev, skb->data, pkt_size, | |
5317 | PCI_DMA_TODEVICE); | |
5318 | ||
bf5295bb MC |
5319 | REG_WR(bp, BNX2_HC_COMMAND, |
5320 | bp->hc_cmd | BNX2_HC_COMMAND_COAL_NOW_WO_INT); | |
5321 | ||
b6016b76 MC |
5322 | REG_RD(bp, BNX2_HC_COMMAND); |
5323 | ||
5324 | udelay(5); | |
35efa7c1 | 5325 | rx_start_idx = bnx2_get_hw_rx_cons(bnapi); |
b6016b76 | 5326 | |
b6016b76 MC |
5327 | num_pkts = 0; |
5328 | ||
35e9010b | 5329 | txbd = &txr->tx_desc_ring[TX_RING_IDX(txr->tx_prod)]; |
b6016b76 MC |
5330 | |
5331 | txbd->tx_bd_haddr_hi = (u64) map >> 32; | |
5332 | txbd->tx_bd_haddr_lo = (u64) map & 0xffffffff; | |
5333 | txbd->tx_bd_mss_nbytes = pkt_size; | |
5334 | txbd->tx_bd_vlan_tag_flags = TX_BD_FLAGS_START | TX_BD_FLAGS_END; | |
5335 | ||
5336 | num_pkts++; | |
35e9010b MC |
5337 | txr->tx_prod = NEXT_TX_BD(txr->tx_prod); |
5338 | txr->tx_prod_bseq += pkt_size; | |
b6016b76 | 5339 | |
35e9010b MC |
5340 | REG_WR16(bp, txr->tx_bidx_addr, txr->tx_prod); |
5341 | REG_WR(bp, txr->tx_bseq_addr, txr->tx_prod_bseq); | |
b6016b76 MC |
5342 | |
5343 | udelay(100); | |
5344 | ||
bf5295bb MC |
5345 | REG_WR(bp, BNX2_HC_COMMAND, |
5346 | bp->hc_cmd | BNX2_HC_COMMAND_COAL_NOW_WO_INT); | |
5347 | ||
b6016b76 MC |
5348 | REG_RD(bp, BNX2_HC_COMMAND); |
5349 | ||
5350 | udelay(5); | |
5351 | ||
5352 | pci_unmap_single(bp->pdev, map, pkt_size, PCI_DMA_TODEVICE); | |
745720e5 | 5353 | dev_kfree_skb(skb); |
b6016b76 | 5354 | |
35e9010b | 5355 | if (bnx2_get_hw_tx_cons(tx_napi) != txr->tx_prod) |
b6016b76 | 5356 | goto loopback_test_done; |
b6016b76 | 5357 | |
35efa7c1 | 5358 | rx_idx = bnx2_get_hw_rx_cons(bnapi); |
b6016b76 MC |
5359 | if (rx_idx != rx_start_idx + num_pkts) { |
5360 | goto loopback_test_done; | |
5361 | } | |
5362 | ||
bb4f98ab | 5363 | rx_buf = &rxr->rx_buf_ring[rx_start_idx]; |
b6016b76 MC |
5364 | rx_skb = rx_buf->skb; |
5365 | ||
5366 | rx_hdr = (struct l2_fhdr *) rx_skb->data; | |
d89cb6af | 5367 | skb_reserve(rx_skb, BNX2_RX_OFFSET); |
b6016b76 MC |
5368 | |
5369 | pci_dma_sync_single_for_cpu(bp->pdev, | |
5370 | pci_unmap_addr(rx_buf, mapping), | |
5371 | bp->rx_buf_size, PCI_DMA_FROMDEVICE); | |
5372 | ||
ade2bfe7 | 5373 | if (rx_hdr->l2_fhdr_status & |
b6016b76 MC |
5374 | (L2_FHDR_ERRORS_BAD_CRC | |
5375 | L2_FHDR_ERRORS_PHY_DECODE | | |
5376 | L2_FHDR_ERRORS_ALIGNMENT | | |
5377 | L2_FHDR_ERRORS_TOO_SHORT | | |
5378 | L2_FHDR_ERRORS_GIANT_FRAME)) { | |
5379 | ||
5380 | goto loopback_test_done; | |
5381 | } | |
5382 | ||
5383 | if ((rx_hdr->l2_fhdr_pkt_len - 4) != pkt_size) { | |
5384 | goto loopback_test_done; | |
5385 | } | |
5386 | ||
5387 | for (i = 14; i < pkt_size; i++) { | |
5388 | if (*(rx_skb->data + i) != (unsigned char) (i & 0xff)) { | |
5389 | goto loopback_test_done; | |
5390 | } | |
5391 | } | |
5392 | ||
5393 | ret = 0; | |
5394 | ||
5395 | loopback_test_done: | |
5396 | bp->loopback = 0; | |
5397 | return ret; | |
5398 | } | |
5399 | ||
bc5a0690 MC |
5400 | #define BNX2_MAC_LOOPBACK_FAILED 1 |
5401 | #define BNX2_PHY_LOOPBACK_FAILED 2 | |
5402 | #define BNX2_LOOPBACK_FAILED (BNX2_MAC_LOOPBACK_FAILED | \ | |
5403 | BNX2_PHY_LOOPBACK_FAILED) | |
5404 | ||
5405 | static int | |
5406 | bnx2_test_loopback(struct bnx2 *bp) | |
5407 | { | |
5408 | int rc = 0; | |
5409 | ||
5410 | if (!netif_running(bp->dev)) | |
5411 | return BNX2_LOOPBACK_FAILED; | |
5412 | ||
5413 | bnx2_reset_nic(bp, BNX2_DRV_MSG_CODE_RESET); | |
5414 | spin_lock_bh(&bp->phy_lock); | |
9a120bc5 | 5415 | bnx2_init_phy(bp, 1); |
bc5a0690 MC |
5416 | spin_unlock_bh(&bp->phy_lock); |
5417 | if (bnx2_run_loopback(bp, BNX2_MAC_LOOPBACK)) | |
5418 | rc |= BNX2_MAC_LOOPBACK_FAILED; | |
5419 | if (bnx2_run_loopback(bp, BNX2_PHY_LOOPBACK)) | |
5420 | rc |= BNX2_PHY_LOOPBACK_FAILED; | |
5421 | return rc; | |
5422 | } | |
5423 | ||
b6016b76 MC |
5424 | #define NVRAM_SIZE 0x200 |
5425 | #define CRC32_RESIDUAL 0xdebb20e3 | |
5426 | ||
5427 | static int | |
5428 | bnx2_test_nvram(struct bnx2 *bp) | |
5429 | { | |
b491edd5 | 5430 | __be32 buf[NVRAM_SIZE / 4]; |
b6016b76 MC |
5431 | u8 *data = (u8 *) buf; |
5432 | int rc = 0; | |
5433 | u32 magic, csum; | |
5434 | ||
5435 | if ((rc = bnx2_nvram_read(bp, 0, data, 4)) != 0) | |
5436 | goto test_nvram_done; | |
5437 | ||
5438 | magic = be32_to_cpu(buf[0]); | |
5439 | if (magic != 0x669955aa) { | |
5440 | rc = -ENODEV; | |
5441 | goto test_nvram_done; | |
5442 | } | |
5443 | ||
5444 | if ((rc = bnx2_nvram_read(bp, 0x100, data, NVRAM_SIZE)) != 0) | |
5445 | goto test_nvram_done; | |
5446 | ||
5447 | csum = ether_crc_le(0x100, data); | |
5448 | if (csum != CRC32_RESIDUAL) { | |
5449 | rc = -ENODEV; | |
5450 | goto test_nvram_done; | |
5451 | } | |
5452 | ||
5453 | csum = ether_crc_le(0x100, data + 0x100); | |
5454 | if (csum != CRC32_RESIDUAL) { | |
5455 | rc = -ENODEV; | |
5456 | } | |
5457 | ||
5458 | test_nvram_done: | |
5459 | return rc; | |
5460 | } | |
5461 | ||
5462 | static int | |
5463 | bnx2_test_link(struct bnx2 *bp) | |
5464 | { | |
5465 | u32 bmsr; | |
5466 | ||
583c28e5 | 5467 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) { |
489310a4 MC |
5468 | if (bp->link_up) |
5469 | return 0; | |
5470 | return -ENODEV; | |
5471 | } | |
c770a65c | 5472 | spin_lock_bh(&bp->phy_lock); |
27a005b8 MC |
5473 | bnx2_enable_bmsr1(bp); |
5474 | bnx2_read_phy(bp, bp->mii_bmsr1, &bmsr); | |
5475 | bnx2_read_phy(bp, bp->mii_bmsr1, &bmsr); | |
5476 | bnx2_disable_bmsr1(bp); | |
c770a65c | 5477 | spin_unlock_bh(&bp->phy_lock); |
6aa20a22 | 5478 | |
b6016b76 MC |
5479 | if (bmsr & BMSR_LSTATUS) { |
5480 | return 0; | |
5481 | } | |
5482 | return -ENODEV; | |
5483 | } | |
5484 | ||
5485 | static int | |
5486 | bnx2_test_intr(struct bnx2 *bp) | |
5487 | { | |
5488 | int i; | |
b6016b76 MC |
5489 | u16 status_idx; |
5490 | ||
5491 | if (!netif_running(bp->dev)) | |
5492 | return -ENODEV; | |
5493 | ||
5494 | status_idx = REG_RD(bp, BNX2_PCICFG_INT_ACK_CMD) & 0xffff; | |
5495 | ||
5496 | /* This register is not touched during run-time. */ | |
bf5295bb | 5497 | REG_WR(bp, BNX2_HC_COMMAND, bp->hc_cmd | BNX2_HC_COMMAND_COAL_NOW); |
b6016b76 MC |
5498 | REG_RD(bp, BNX2_HC_COMMAND); |
5499 | ||
5500 | for (i = 0; i < 10; i++) { | |
5501 | if ((REG_RD(bp, BNX2_PCICFG_INT_ACK_CMD) & 0xffff) != | |
5502 | status_idx) { | |
5503 | ||
5504 | break; | |
5505 | } | |
5506 | ||
5507 | msleep_interruptible(10); | |
5508 | } | |
5509 | if (i < 10) | |
5510 | return 0; | |
5511 | ||
5512 | return -ENODEV; | |
5513 | } | |
5514 | ||
38ea3686 | 5515 | /* Determining link for parallel detection. */ |
b2fadeae MC |
5516 | static int |
5517 | bnx2_5706_serdes_has_link(struct bnx2 *bp) | |
5518 | { | |
5519 | u32 mode_ctl, an_dbg, exp; | |
5520 | ||
38ea3686 MC |
5521 | if (bp->phy_flags & BNX2_PHY_FLAG_NO_PARALLEL) |
5522 | return 0; | |
5523 | ||
b2fadeae MC |
5524 | bnx2_write_phy(bp, MII_BNX2_MISC_SHADOW, MISC_SHDW_MODE_CTL); |
5525 | bnx2_read_phy(bp, MII_BNX2_MISC_SHADOW, &mode_ctl); | |
5526 | ||
5527 | if (!(mode_ctl & MISC_SHDW_MODE_CTL_SIG_DET)) | |
5528 | return 0; | |
5529 | ||
5530 | bnx2_write_phy(bp, MII_BNX2_MISC_SHADOW, MISC_SHDW_AN_DBG); | |
5531 | bnx2_read_phy(bp, MII_BNX2_MISC_SHADOW, &an_dbg); | |
5532 | bnx2_read_phy(bp, MII_BNX2_MISC_SHADOW, &an_dbg); | |
5533 | ||
f3014c0c | 5534 | if (an_dbg & (MISC_SHDW_AN_DBG_NOSYNC | MISC_SHDW_AN_DBG_RUDI_INVALID)) |
b2fadeae MC |
5535 | return 0; |
5536 | ||
5537 | bnx2_write_phy(bp, MII_BNX2_DSP_ADDRESS, MII_EXPAND_REG1); | |
5538 | bnx2_read_phy(bp, MII_BNX2_DSP_RW_PORT, &exp); | |
5539 | bnx2_read_phy(bp, MII_BNX2_DSP_RW_PORT, &exp); | |
5540 | ||
5541 | if (exp & MII_EXPAND_REG1_RUDI_C) /* receiving CONFIG */ | |
5542 | return 0; | |
5543 | ||
5544 | return 1; | |
5545 | } | |
5546 | ||
b6016b76 | 5547 | static void |
48b01e2d | 5548 | bnx2_5706_serdes_timer(struct bnx2 *bp) |
b6016b76 | 5549 | { |
b2fadeae MC |
5550 | int check_link = 1; |
5551 | ||
48b01e2d | 5552 | spin_lock(&bp->phy_lock); |
b2fadeae | 5553 | if (bp->serdes_an_pending) { |
48b01e2d | 5554 | bp->serdes_an_pending--; |
b2fadeae MC |
5555 | check_link = 0; |
5556 | } else if ((bp->link_up == 0) && (bp->autoneg & AUTONEG_SPEED)) { | |
48b01e2d | 5557 | u32 bmcr; |
b6016b76 | 5558 | |
48b01e2d | 5559 | bp->current_interval = bp->timer_interval; |
cd339a0e | 5560 | |
ca58c3af | 5561 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
b6016b76 | 5562 | |
48b01e2d | 5563 | if (bmcr & BMCR_ANENABLE) { |
b2fadeae | 5564 | if (bnx2_5706_serdes_has_link(bp)) { |
48b01e2d MC |
5565 | bmcr &= ~BMCR_ANENABLE; |
5566 | bmcr |= BMCR_SPEED1000 | BMCR_FULLDPLX; | |
ca58c3af | 5567 | bnx2_write_phy(bp, bp->mii_bmcr, bmcr); |
583c28e5 | 5568 | bp->phy_flags |= BNX2_PHY_FLAG_PARALLEL_DETECT; |
48b01e2d | 5569 | } |
b6016b76 | 5570 | } |
48b01e2d MC |
5571 | } |
5572 | else if ((bp->link_up) && (bp->autoneg & AUTONEG_SPEED) && | |
583c28e5 | 5573 | (bp->phy_flags & BNX2_PHY_FLAG_PARALLEL_DETECT)) { |
48b01e2d | 5574 | u32 phy2; |
b6016b76 | 5575 | |
48b01e2d MC |
5576 | bnx2_write_phy(bp, 0x17, 0x0f01); |
5577 | bnx2_read_phy(bp, 0x15, &phy2); | |
5578 | if (phy2 & 0x20) { | |
5579 | u32 bmcr; | |
cd339a0e | 5580 | |
ca58c3af | 5581 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
48b01e2d | 5582 | bmcr |= BMCR_ANENABLE; |
ca58c3af | 5583 | bnx2_write_phy(bp, bp->mii_bmcr, bmcr); |
b6016b76 | 5584 | |
583c28e5 | 5585 | bp->phy_flags &= ~BNX2_PHY_FLAG_PARALLEL_DETECT; |
48b01e2d MC |
5586 | } |
5587 | } else | |
5588 | bp->current_interval = bp->timer_interval; | |
b6016b76 | 5589 | |
a2724e25 | 5590 | if (check_link) { |
b2fadeae MC |
5591 | u32 val; |
5592 | ||
5593 | bnx2_write_phy(bp, MII_BNX2_MISC_SHADOW, MISC_SHDW_AN_DBG); | |
5594 | bnx2_read_phy(bp, MII_BNX2_MISC_SHADOW, &val); | |
5595 | bnx2_read_phy(bp, MII_BNX2_MISC_SHADOW, &val); | |
5596 | ||
a2724e25 MC |
5597 | if (bp->link_up && (val & MISC_SHDW_AN_DBG_NOSYNC)) { |
5598 | if (!(bp->phy_flags & BNX2_PHY_FLAG_FORCED_DOWN)) { | |
5599 | bnx2_5706s_force_link_dn(bp, 1); | |
5600 | bp->phy_flags |= BNX2_PHY_FLAG_FORCED_DOWN; | |
5601 | } else | |
5602 | bnx2_set_link(bp); | |
5603 | } else if (!bp->link_up && !(val & MISC_SHDW_AN_DBG_NOSYNC)) | |
5604 | bnx2_set_link(bp); | |
b2fadeae | 5605 | } |
48b01e2d MC |
5606 | spin_unlock(&bp->phy_lock); |
5607 | } | |
b6016b76 | 5608 | |
f8dd064e MC |
5609 | static void |
5610 | bnx2_5708_serdes_timer(struct bnx2 *bp) | |
5611 | { | |
583c28e5 | 5612 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) |
0d8a6571 MC |
5613 | return; |
5614 | ||
583c28e5 | 5615 | if ((bp->phy_flags & BNX2_PHY_FLAG_2_5G_CAPABLE) == 0) { |
f8dd064e MC |
5616 | bp->serdes_an_pending = 0; |
5617 | return; | |
5618 | } | |
b6016b76 | 5619 | |
f8dd064e MC |
5620 | spin_lock(&bp->phy_lock); |
5621 | if (bp->serdes_an_pending) | |
5622 | bp->serdes_an_pending--; | |
5623 | else if ((bp->link_up == 0) && (bp->autoneg & AUTONEG_SPEED)) { | |
5624 | u32 bmcr; | |
b6016b76 | 5625 | |
ca58c3af | 5626 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
f8dd064e | 5627 | if (bmcr & BMCR_ANENABLE) { |
605a9e20 | 5628 | bnx2_enable_forced_2g5(bp); |
f8dd064e MC |
5629 | bp->current_interval = SERDES_FORCED_TIMEOUT; |
5630 | } else { | |
605a9e20 | 5631 | bnx2_disable_forced_2g5(bp); |
f8dd064e MC |
5632 | bp->serdes_an_pending = 2; |
5633 | bp->current_interval = bp->timer_interval; | |
b6016b76 | 5634 | } |
b6016b76 | 5635 | |
f8dd064e MC |
5636 | } else |
5637 | bp->current_interval = bp->timer_interval; | |
b6016b76 | 5638 | |
f8dd064e MC |
5639 | spin_unlock(&bp->phy_lock); |
5640 | } | |
5641 | ||
48b01e2d MC |
5642 | static void |
5643 | bnx2_timer(unsigned long data) | |
5644 | { | |
5645 | struct bnx2 *bp = (struct bnx2 *) data; | |
b6016b76 | 5646 | |
48b01e2d MC |
5647 | if (!netif_running(bp->dev)) |
5648 | return; | |
b6016b76 | 5649 | |
48b01e2d MC |
5650 | if (atomic_read(&bp->intr_sem) != 0) |
5651 | goto bnx2_restart_timer; | |
b6016b76 | 5652 | |
df149d70 | 5653 | bnx2_send_heart_beat(bp); |
b6016b76 | 5654 | |
2726d6e1 MC |
5655 | bp->stats_blk->stat_FwRxDrop = |
5656 | bnx2_reg_rd_ind(bp, BNX2_FW_RX_DROP_COUNT); | |
b6016b76 | 5657 | |
02537b06 MC |
5658 | /* workaround occasional corrupted counters */ |
5659 | if (CHIP_NUM(bp) == CHIP_NUM_5708 && bp->stats_ticks) | |
5660 | REG_WR(bp, BNX2_HC_COMMAND, bp->hc_cmd | | |
5661 | BNX2_HC_COMMAND_STATS_NOW); | |
5662 | ||
583c28e5 | 5663 | if (bp->phy_flags & BNX2_PHY_FLAG_SERDES) { |
f8dd064e MC |
5664 | if (CHIP_NUM(bp) == CHIP_NUM_5706) |
5665 | bnx2_5706_serdes_timer(bp); | |
27a005b8 | 5666 | else |
f8dd064e | 5667 | bnx2_5708_serdes_timer(bp); |
b6016b76 MC |
5668 | } |
5669 | ||
5670 | bnx2_restart_timer: | |
cd339a0e | 5671 | mod_timer(&bp->timer, jiffies + bp->current_interval); |
b6016b76 MC |
5672 | } |
5673 | ||
8e6a72c4 MC |
5674 | static int |
5675 | bnx2_request_irq(struct bnx2 *bp) | |
5676 | { | |
6d866ffc | 5677 | unsigned long flags; |
b4b36042 MC |
5678 | struct bnx2_irq *irq; |
5679 | int rc = 0, i; | |
8e6a72c4 | 5680 | |
f86e82fb | 5681 | if (bp->flags & BNX2_FLAG_USING_MSI_OR_MSIX) |
6d866ffc MC |
5682 | flags = 0; |
5683 | else | |
5684 | flags = IRQF_SHARED; | |
b4b36042 MC |
5685 | |
5686 | for (i = 0; i < bp->irq_nvecs; i++) { | |
5687 | irq = &bp->irq_tbl[i]; | |
c76c0475 | 5688 | rc = request_irq(irq->vector, irq->handler, flags, irq->name, |
f0ea2e63 | 5689 | &bp->bnx2_napi[i]); |
b4b36042 MC |
5690 | if (rc) |
5691 | break; | |
5692 | irq->requested = 1; | |
5693 | } | |
8e6a72c4 MC |
5694 | return rc; |
5695 | } | |
5696 | ||
5697 | static void | |
5698 | bnx2_free_irq(struct bnx2 *bp) | |
5699 | { | |
b4b36042 MC |
5700 | struct bnx2_irq *irq; |
5701 | int i; | |
8e6a72c4 | 5702 | |
b4b36042 MC |
5703 | for (i = 0; i < bp->irq_nvecs; i++) { |
5704 | irq = &bp->irq_tbl[i]; | |
5705 | if (irq->requested) | |
f0ea2e63 | 5706 | free_irq(irq->vector, &bp->bnx2_napi[i]); |
b4b36042 | 5707 | irq->requested = 0; |
6d866ffc | 5708 | } |
f86e82fb | 5709 | if (bp->flags & BNX2_FLAG_USING_MSI) |
b4b36042 | 5710 | pci_disable_msi(bp->pdev); |
f86e82fb | 5711 | else if (bp->flags & BNX2_FLAG_USING_MSIX) |
b4b36042 MC |
5712 | pci_disable_msix(bp->pdev); |
5713 | ||
f86e82fb | 5714 | bp->flags &= ~(BNX2_FLAG_USING_MSI_OR_MSIX | BNX2_FLAG_ONE_SHOT_MSI); |
b4b36042 MC |
5715 | } |
5716 | ||
5717 | static void | |
5e9ad9e1 | 5718 | bnx2_enable_msix(struct bnx2 *bp, int msix_vecs) |
b4b36042 | 5719 | { |
57851d84 MC |
5720 | int i, rc; |
5721 | struct msix_entry msix_ent[BNX2_MAX_MSIX_VEC]; | |
5722 | ||
b4b36042 MC |
5723 | bnx2_setup_msix_tbl(bp); |
5724 | REG_WR(bp, BNX2_PCI_MSIX_CONTROL, BNX2_MAX_MSIX_HW_VEC - 1); | |
5725 | REG_WR(bp, BNX2_PCI_MSIX_TBL_OFF_BIR, BNX2_PCI_GRC_WINDOW2_BASE); | |
5726 | REG_WR(bp, BNX2_PCI_MSIX_PBA_OFF_BIT, BNX2_PCI_GRC_WINDOW3_BASE); | |
57851d84 MC |
5727 | |
5728 | for (i = 0; i < BNX2_MAX_MSIX_VEC; i++) { | |
5729 | msix_ent[i].entry = i; | |
5730 | msix_ent[i].vector = 0; | |
35e9010b MC |
5731 | |
5732 | strcpy(bp->irq_tbl[i].name, bp->dev->name); | |
f0ea2e63 | 5733 | bp->irq_tbl[i].handler = bnx2_msi_1shot; |
57851d84 MC |
5734 | } |
5735 | ||
5736 | rc = pci_enable_msix(bp->pdev, msix_ent, BNX2_MAX_MSIX_VEC); | |
5737 | if (rc != 0) | |
5738 | return; | |
5739 | ||
5e9ad9e1 | 5740 | bp->irq_nvecs = msix_vecs; |
f86e82fb | 5741 | bp->flags |= BNX2_FLAG_USING_MSIX | BNX2_FLAG_ONE_SHOT_MSI; |
57851d84 MC |
5742 | for (i = 0; i < BNX2_MAX_MSIX_VEC; i++) |
5743 | bp->irq_tbl[i].vector = msix_ent[i].vector; | |
6d866ffc MC |
5744 | } |
5745 | ||
5746 | static void | |
5747 | bnx2_setup_int_mode(struct bnx2 *bp, int dis_msi) | |
5748 | { | |
5e9ad9e1 MC |
5749 | int cpus = num_online_cpus(); |
5750 | int msix_vecs = min(cpus + 1, RX_MAX_RSS_RINGS); | |
5751 | ||
6d866ffc MC |
5752 | bp->irq_tbl[0].handler = bnx2_interrupt; |
5753 | strcpy(bp->irq_tbl[0].name, bp->dev->name); | |
b4b36042 MC |
5754 | bp->irq_nvecs = 1; |
5755 | bp->irq_tbl[0].vector = bp->pdev->irq; | |
5756 | ||
5e9ad9e1 MC |
5757 | if ((bp->flags & BNX2_FLAG_MSIX_CAP) && !dis_msi && cpus > 1) |
5758 | bnx2_enable_msix(bp, msix_vecs); | |
6d866ffc | 5759 | |
f86e82fb DM |
5760 | if ((bp->flags & BNX2_FLAG_MSI_CAP) && !dis_msi && |
5761 | !(bp->flags & BNX2_FLAG_USING_MSIX)) { | |
6d866ffc | 5762 | if (pci_enable_msi(bp->pdev) == 0) { |
f86e82fb | 5763 | bp->flags |= BNX2_FLAG_USING_MSI; |
6d866ffc | 5764 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
f86e82fb | 5765 | bp->flags |= BNX2_FLAG_ONE_SHOT_MSI; |
6d866ffc MC |
5766 | bp->irq_tbl[0].handler = bnx2_msi_1shot; |
5767 | } else | |
5768 | bp->irq_tbl[0].handler = bnx2_msi; | |
b4b36042 MC |
5769 | |
5770 | bp->irq_tbl[0].vector = bp->pdev->irq; | |
6d866ffc MC |
5771 | } |
5772 | } | |
35e9010b | 5773 | bp->num_tx_rings = 1; |
5e9ad9e1 | 5774 | bp->num_rx_rings = bp->irq_nvecs; |
8e6a72c4 MC |
5775 | } |
5776 | ||
b6016b76 MC |
5777 | /* Called with rtnl_lock */ |
5778 | static int | |
5779 | bnx2_open(struct net_device *dev) | |
5780 | { | |
972ec0d4 | 5781 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5782 | int rc; |
5783 | ||
1b2f922f MC |
5784 | netif_carrier_off(dev); |
5785 | ||
829ca9a3 | 5786 | bnx2_set_power_state(bp, PCI_D0); |
b6016b76 MC |
5787 | bnx2_disable_int(bp); |
5788 | ||
35e9010b MC |
5789 | bnx2_setup_int_mode(bp, disable_msi); |
5790 | bnx2_napi_enable(bp); | |
b6016b76 | 5791 | rc = bnx2_alloc_mem(bp); |
2739a8bb MC |
5792 | if (rc) |
5793 | goto open_err; | |
b6016b76 | 5794 | |
8e6a72c4 | 5795 | rc = bnx2_request_irq(bp); |
2739a8bb MC |
5796 | if (rc) |
5797 | goto open_err; | |
b6016b76 | 5798 | |
9a120bc5 | 5799 | rc = bnx2_init_nic(bp, 1); |
2739a8bb MC |
5800 | if (rc) |
5801 | goto open_err; | |
6aa20a22 | 5802 | |
cd339a0e | 5803 | mod_timer(&bp->timer, jiffies + bp->current_interval); |
b6016b76 MC |
5804 | |
5805 | atomic_set(&bp->intr_sem, 0); | |
5806 | ||
5807 | bnx2_enable_int(bp); | |
5808 | ||
f86e82fb | 5809 | if (bp->flags & BNX2_FLAG_USING_MSI) { |
b6016b76 MC |
5810 | /* Test MSI to make sure it is working |
5811 | * If MSI test fails, go back to INTx mode | |
5812 | */ | |
5813 | if (bnx2_test_intr(bp) != 0) { | |
5814 | printk(KERN_WARNING PFX "%s: No interrupt was generated" | |
5815 | " using MSI, switching to INTx mode. Please" | |
5816 | " report this failure to the PCI maintainer" | |
5817 | " and include system chipset information.\n", | |
5818 | bp->dev->name); | |
5819 | ||
5820 | bnx2_disable_int(bp); | |
8e6a72c4 | 5821 | bnx2_free_irq(bp); |
b6016b76 | 5822 | |
6d866ffc MC |
5823 | bnx2_setup_int_mode(bp, 1); |
5824 | ||
9a120bc5 | 5825 | rc = bnx2_init_nic(bp, 0); |
b6016b76 | 5826 | |
8e6a72c4 MC |
5827 | if (!rc) |
5828 | rc = bnx2_request_irq(bp); | |
5829 | ||
b6016b76 | 5830 | if (rc) { |
b6016b76 | 5831 | del_timer_sync(&bp->timer); |
2739a8bb | 5832 | goto open_err; |
b6016b76 MC |
5833 | } |
5834 | bnx2_enable_int(bp); | |
5835 | } | |
5836 | } | |
f86e82fb | 5837 | if (bp->flags & BNX2_FLAG_USING_MSI) |
b6016b76 | 5838 | printk(KERN_INFO PFX "%s: using MSI\n", dev->name); |
f86e82fb | 5839 | else if (bp->flags & BNX2_FLAG_USING_MSIX) |
57851d84 | 5840 | printk(KERN_INFO PFX "%s: using MSIX\n", dev->name); |
b6016b76 MC |
5841 | |
5842 | netif_start_queue(dev); | |
5843 | ||
5844 | return 0; | |
2739a8bb MC |
5845 | |
5846 | open_err: | |
5847 | bnx2_napi_disable(bp); | |
5848 | bnx2_free_skbs(bp); | |
5849 | bnx2_free_irq(bp); | |
5850 | bnx2_free_mem(bp); | |
5851 | return rc; | |
b6016b76 MC |
5852 | } |
5853 | ||
5854 | static void | |
c4028958 | 5855 | bnx2_reset_task(struct work_struct *work) |
b6016b76 | 5856 | { |
c4028958 | 5857 | struct bnx2 *bp = container_of(work, struct bnx2, reset_task); |
b6016b76 | 5858 | |
afdc08b9 MC |
5859 | if (!netif_running(bp->dev)) |
5860 | return; | |
5861 | ||
b6016b76 MC |
5862 | bnx2_netif_stop(bp); |
5863 | ||
9a120bc5 | 5864 | bnx2_init_nic(bp, 1); |
b6016b76 MC |
5865 | |
5866 | atomic_set(&bp->intr_sem, 1); | |
5867 | bnx2_netif_start(bp); | |
5868 | } | |
5869 | ||
5870 | static void | |
5871 | bnx2_tx_timeout(struct net_device *dev) | |
5872 | { | |
972ec0d4 | 5873 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5874 | |
5875 | /* This allows the netif to be shutdown gracefully before resetting */ | |
5876 | schedule_work(&bp->reset_task); | |
5877 | } | |
5878 | ||
5879 | #ifdef BCM_VLAN | |
5880 | /* Called with rtnl_lock */ | |
5881 | static void | |
5882 | bnx2_vlan_rx_register(struct net_device *dev, struct vlan_group *vlgrp) | |
5883 | { | |
972ec0d4 | 5884 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5885 | |
5886 | bnx2_netif_stop(bp); | |
5887 | ||
5888 | bp->vlgrp = vlgrp; | |
5889 | bnx2_set_rx_mode(dev); | |
7c62e83b MC |
5890 | if (bp->flags & BNX2_FLAG_CAN_KEEP_VLAN) |
5891 | bnx2_fw_sync(bp, BNX2_DRV_MSG_CODE_KEEP_VLAN_UPDATE, 0, 1); | |
b6016b76 MC |
5892 | |
5893 | bnx2_netif_start(bp); | |
5894 | } | |
b6016b76 MC |
5895 | #endif |
5896 | ||
932ff279 | 5897 | /* Called with netif_tx_lock. |
2f8af120 MC |
5898 | * bnx2_tx_int() runs without netif_tx_lock unless it needs to call |
5899 | * netif_wake_queue(). | |
b6016b76 MC |
5900 | */ |
5901 | static int | |
5902 | bnx2_start_xmit(struct sk_buff *skb, struct net_device *dev) | |
5903 | { | |
972ec0d4 | 5904 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5905 | dma_addr_t mapping; |
5906 | struct tx_bd *txbd; | |
5907 | struct sw_bd *tx_buf; | |
5908 | u32 len, vlan_tag_flags, last_frag, mss; | |
5909 | u16 prod, ring_prod; | |
5910 | int i; | |
35e9010b MC |
5911 | struct bnx2_napi *bnapi = &bp->bnx2_napi[0]; |
5912 | struct bnx2_tx_ring_info *txr = &bnapi->tx_ring; | |
b6016b76 | 5913 | |
35e9010b | 5914 | if (unlikely(bnx2_tx_avail(bp, txr) < |
a550c99b | 5915 | (skb_shinfo(skb)->nr_frags + 1))) { |
b6016b76 MC |
5916 | netif_stop_queue(dev); |
5917 | printk(KERN_ERR PFX "%s: BUG! Tx ring full when queue awake!\n", | |
5918 | dev->name); | |
5919 | ||
5920 | return NETDEV_TX_BUSY; | |
5921 | } | |
5922 | len = skb_headlen(skb); | |
35e9010b | 5923 | prod = txr->tx_prod; |
b6016b76 MC |
5924 | ring_prod = TX_RING_IDX(prod); |
5925 | ||
5926 | vlan_tag_flags = 0; | |
84fa7933 | 5927 | if (skb->ip_summed == CHECKSUM_PARTIAL) { |
b6016b76 MC |
5928 | vlan_tag_flags |= TX_BD_FLAGS_TCP_UDP_CKSUM; |
5929 | } | |
5930 | ||
79ea13ce | 5931 | if (bp->vlgrp && vlan_tx_tag_present(skb)) { |
b6016b76 MC |
5932 | vlan_tag_flags |= |
5933 | (TX_BD_FLAGS_VLAN_TAG | (vlan_tx_tag_get(skb) << 16)); | |
5934 | } | |
fde82055 | 5935 | if ((mss = skb_shinfo(skb)->gso_size)) { |
b6016b76 | 5936 | u32 tcp_opt_len, ip_tcp_len; |
eddc9ec5 | 5937 | struct iphdr *iph; |
b6016b76 | 5938 | |
b6016b76 MC |
5939 | vlan_tag_flags |= TX_BD_FLAGS_SW_LSO; |
5940 | ||
4666f87a MC |
5941 | tcp_opt_len = tcp_optlen(skb); |
5942 | ||
5943 | if (skb_shinfo(skb)->gso_type & SKB_GSO_TCPV6) { | |
5944 | u32 tcp_off = skb_transport_offset(skb) - | |
5945 | sizeof(struct ipv6hdr) - ETH_HLEN; | |
ab6a5bb6 | 5946 | |
4666f87a MC |
5947 | vlan_tag_flags |= ((tcp_opt_len >> 2) << 8) | |
5948 | TX_BD_FLAGS_SW_FLAGS; | |
5949 | if (likely(tcp_off == 0)) | |
5950 | vlan_tag_flags &= ~TX_BD_FLAGS_TCP6_OFF0_MSK; | |
5951 | else { | |
5952 | tcp_off >>= 3; | |
5953 | vlan_tag_flags |= ((tcp_off & 0x3) << | |
5954 | TX_BD_FLAGS_TCP6_OFF0_SHL) | | |
5955 | ((tcp_off & 0x10) << | |
5956 | TX_BD_FLAGS_TCP6_OFF4_SHL); | |
5957 | mss |= (tcp_off & 0xc) << TX_BD_TCP6_OFF2_SHL; | |
5958 | } | |
5959 | } else { | |
5960 | if (skb_header_cloned(skb) && | |
5961 | pskb_expand_head(skb, 0, 0, GFP_ATOMIC)) { | |
5962 | dev_kfree_skb(skb); | |
5963 | return NETDEV_TX_OK; | |
5964 | } | |
b6016b76 | 5965 | |
4666f87a MC |
5966 | ip_tcp_len = ip_hdrlen(skb) + sizeof(struct tcphdr); |
5967 | ||
5968 | iph = ip_hdr(skb); | |
5969 | iph->check = 0; | |
5970 | iph->tot_len = htons(mss + ip_tcp_len + tcp_opt_len); | |
5971 | tcp_hdr(skb)->check = ~csum_tcpudp_magic(iph->saddr, | |
5972 | iph->daddr, 0, | |
5973 | IPPROTO_TCP, | |
5974 | 0); | |
5975 | if (tcp_opt_len || (iph->ihl > 5)) { | |
5976 | vlan_tag_flags |= ((iph->ihl - 5) + | |
5977 | (tcp_opt_len >> 2)) << 8; | |
5978 | } | |
b6016b76 | 5979 | } |
4666f87a | 5980 | } else |
b6016b76 | 5981 | mss = 0; |
b6016b76 MC |
5982 | |
5983 | mapping = pci_map_single(bp->pdev, skb->data, len, PCI_DMA_TODEVICE); | |
6aa20a22 | 5984 | |
35e9010b | 5985 | tx_buf = &txr->tx_buf_ring[ring_prod]; |
b6016b76 MC |
5986 | tx_buf->skb = skb; |
5987 | pci_unmap_addr_set(tx_buf, mapping, mapping); | |
5988 | ||
35e9010b | 5989 | txbd = &txr->tx_desc_ring[ring_prod]; |
b6016b76 MC |
5990 | |
5991 | txbd->tx_bd_haddr_hi = (u64) mapping >> 32; | |
5992 | txbd->tx_bd_haddr_lo = (u64) mapping & 0xffffffff; | |
5993 | txbd->tx_bd_mss_nbytes = len | (mss << 16); | |
5994 | txbd->tx_bd_vlan_tag_flags = vlan_tag_flags | TX_BD_FLAGS_START; | |
5995 | ||
5996 | last_frag = skb_shinfo(skb)->nr_frags; | |
5997 | ||
5998 | for (i = 0; i < last_frag; i++) { | |
5999 | skb_frag_t *frag = &skb_shinfo(skb)->frags[i]; | |
6000 | ||
6001 | prod = NEXT_TX_BD(prod); | |
6002 | ring_prod = TX_RING_IDX(prod); | |
35e9010b | 6003 | txbd = &txr->tx_desc_ring[ring_prod]; |
b6016b76 MC |
6004 | |
6005 | len = frag->size; | |
6006 | mapping = pci_map_page(bp->pdev, frag->page, frag->page_offset, | |
6007 | len, PCI_DMA_TODEVICE); | |
35e9010b | 6008 | pci_unmap_addr_set(&txr->tx_buf_ring[ring_prod], |
b6016b76 MC |
6009 | mapping, mapping); |
6010 | ||
6011 | txbd->tx_bd_haddr_hi = (u64) mapping >> 32; | |
6012 | txbd->tx_bd_haddr_lo = (u64) mapping & 0xffffffff; | |
6013 | txbd->tx_bd_mss_nbytes = len | (mss << 16); | |
6014 | txbd->tx_bd_vlan_tag_flags = vlan_tag_flags; | |
6015 | ||
6016 | } | |
6017 | txbd->tx_bd_vlan_tag_flags |= TX_BD_FLAGS_END; | |
6018 | ||
6019 | prod = NEXT_TX_BD(prod); | |
35e9010b | 6020 | txr->tx_prod_bseq += skb->len; |
b6016b76 | 6021 | |
35e9010b MC |
6022 | REG_WR16(bp, txr->tx_bidx_addr, prod); |
6023 | REG_WR(bp, txr->tx_bseq_addr, txr->tx_prod_bseq); | |
b6016b76 MC |
6024 | |
6025 | mmiowb(); | |
6026 | ||
35e9010b | 6027 | txr->tx_prod = prod; |
b6016b76 MC |
6028 | dev->trans_start = jiffies; |
6029 | ||
35e9010b | 6030 | if (unlikely(bnx2_tx_avail(bp, txr) <= MAX_SKB_FRAGS)) { |
e89bbf10 | 6031 | netif_stop_queue(dev); |
35e9010b | 6032 | if (bnx2_tx_avail(bp, txr) > bp->tx_wake_thresh) |
e89bbf10 | 6033 | netif_wake_queue(dev); |
b6016b76 MC |
6034 | } |
6035 | ||
6036 | return NETDEV_TX_OK; | |
6037 | } | |
6038 | ||
6039 | /* Called with rtnl_lock */ | |
6040 | static int | |
6041 | bnx2_close(struct net_device *dev) | |
6042 | { | |
972ec0d4 | 6043 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6044 | u32 reset_code; |
6045 | ||
4bb073c0 | 6046 | cancel_work_sync(&bp->reset_task); |
afdc08b9 | 6047 | |
bea3348e | 6048 | bnx2_disable_int_sync(bp); |
35efa7c1 | 6049 | bnx2_napi_disable(bp); |
b6016b76 | 6050 | del_timer_sync(&bp->timer); |
f86e82fb | 6051 | if (bp->flags & BNX2_FLAG_NO_WOL) |
6c4f095e | 6052 | reset_code = BNX2_DRV_MSG_CODE_UNLOAD_LNK_DN; |
dda1e390 | 6053 | else if (bp->wol) |
b6016b76 MC |
6054 | reset_code = BNX2_DRV_MSG_CODE_SUSPEND_WOL; |
6055 | else | |
6056 | reset_code = BNX2_DRV_MSG_CODE_SUSPEND_NO_WOL; | |
6057 | bnx2_reset_chip(bp, reset_code); | |
8e6a72c4 | 6058 | bnx2_free_irq(bp); |
b6016b76 MC |
6059 | bnx2_free_skbs(bp); |
6060 | bnx2_free_mem(bp); | |
6061 | bp->link_up = 0; | |
6062 | netif_carrier_off(bp->dev); | |
829ca9a3 | 6063 | bnx2_set_power_state(bp, PCI_D3hot); |
b6016b76 MC |
6064 | return 0; |
6065 | } | |
6066 | ||
6067 | #define GET_NET_STATS64(ctr) \ | |
6068 | (unsigned long) ((unsigned long) (ctr##_hi) << 32) + \ | |
6069 | (unsigned long) (ctr##_lo) | |
6070 | ||
6071 | #define GET_NET_STATS32(ctr) \ | |
6072 | (ctr##_lo) | |
6073 | ||
6074 | #if (BITS_PER_LONG == 64) | |
6075 | #define GET_NET_STATS GET_NET_STATS64 | |
6076 | #else | |
6077 | #define GET_NET_STATS GET_NET_STATS32 | |
6078 | #endif | |
6079 | ||
6080 | static struct net_device_stats * | |
6081 | bnx2_get_stats(struct net_device *dev) | |
6082 | { | |
972ec0d4 | 6083 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6084 | struct statistics_block *stats_blk = bp->stats_blk; |
6085 | struct net_device_stats *net_stats = &bp->net_stats; | |
6086 | ||
6087 | if (bp->stats_blk == NULL) { | |
6088 | return net_stats; | |
6089 | } | |
6090 | net_stats->rx_packets = | |
6091 | GET_NET_STATS(stats_blk->stat_IfHCInUcastPkts) + | |
6092 | GET_NET_STATS(stats_blk->stat_IfHCInMulticastPkts) + | |
6093 | GET_NET_STATS(stats_blk->stat_IfHCInBroadcastPkts); | |
6094 | ||
6095 | net_stats->tx_packets = | |
6096 | GET_NET_STATS(stats_blk->stat_IfHCOutUcastPkts) + | |
6097 | GET_NET_STATS(stats_blk->stat_IfHCOutMulticastPkts) + | |
6098 | GET_NET_STATS(stats_blk->stat_IfHCOutBroadcastPkts); | |
6099 | ||
6100 | net_stats->rx_bytes = | |
6101 | GET_NET_STATS(stats_blk->stat_IfHCInOctets); | |
6102 | ||
6103 | net_stats->tx_bytes = | |
6104 | GET_NET_STATS(stats_blk->stat_IfHCOutOctets); | |
6105 | ||
6aa20a22 | 6106 | net_stats->multicast = |
b6016b76 MC |
6107 | GET_NET_STATS(stats_blk->stat_IfHCOutMulticastPkts); |
6108 | ||
6aa20a22 | 6109 | net_stats->collisions = |
b6016b76 MC |
6110 | (unsigned long) stats_blk->stat_EtherStatsCollisions; |
6111 | ||
6aa20a22 | 6112 | net_stats->rx_length_errors = |
b6016b76 MC |
6113 | (unsigned long) (stats_blk->stat_EtherStatsUndersizePkts + |
6114 | stats_blk->stat_EtherStatsOverrsizePkts); | |
6115 | ||
6aa20a22 | 6116 | net_stats->rx_over_errors = |
b6016b76 MC |
6117 | (unsigned long) stats_blk->stat_IfInMBUFDiscards; |
6118 | ||
6aa20a22 | 6119 | net_stats->rx_frame_errors = |
b6016b76 MC |
6120 | (unsigned long) stats_blk->stat_Dot3StatsAlignmentErrors; |
6121 | ||
6aa20a22 | 6122 | net_stats->rx_crc_errors = |
b6016b76 MC |
6123 | (unsigned long) stats_blk->stat_Dot3StatsFCSErrors; |
6124 | ||
6125 | net_stats->rx_errors = net_stats->rx_length_errors + | |
6126 | net_stats->rx_over_errors + net_stats->rx_frame_errors + | |
6127 | net_stats->rx_crc_errors; | |
6128 | ||
6129 | net_stats->tx_aborted_errors = | |
6130 | (unsigned long) (stats_blk->stat_Dot3StatsExcessiveCollisions + | |
6131 | stats_blk->stat_Dot3StatsLateCollisions); | |
6132 | ||
5b0c76ad MC |
6133 | if ((CHIP_NUM(bp) == CHIP_NUM_5706) || |
6134 | (CHIP_ID(bp) == CHIP_ID_5708_A0)) | |
b6016b76 MC |
6135 | net_stats->tx_carrier_errors = 0; |
6136 | else { | |
6137 | net_stats->tx_carrier_errors = | |
6138 | (unsigned long) | |
6139 | stats_blk->stat_Dot3StatsCarrierSenseErrors; | |
6140 | } | |
6141 | ||
6142 | net_stats->tx_errors = | |
6aa20a22 | 6143 | (unsigned long) |
b6016b76 MC |
6144 | stats_blk->stat_emac_tx_stat_dot3statsinternalmactransmiterrors |
6145 | + | |
6146 | net_stats->tx_aborted_errors + | |
6147 | net_stats->tx_carrier_errors; | |
6148 | ||
cea94db9 MC |
6149 | net_stats->rx_missed_errors = |
6150 | (unsigned long) (stats_blk->stat_IfInMBUFDiscards + | |
6151 | stats_blk->stat_FwRxDrop); | |
6152 | ||
b6016b76 MC |
6153 | return net_stats; |
6154 | } | |
6155 | ||
6156 | /* All ethtool functions called with rtnl_lock */ | |
6157 | ||
6158 | static int | |
6159 | bnx2_get_settings(struct net_device *dev, struct ethtool_cmd *cmd) | |
6160 | { | |
972ec0d4 | 6161 | struct bnx2 *bp = netdev_priv(dev); |
7b6b8347 | 6162 | int support_serdes = 0, support_copper = 0; |
b6016b76 MC |
6163 | |
6164 | cmd->supported = SUPPORTED_Autoneg; | |
583c28e5 | 6165 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) { |
7b6b8347 MC |
6166 | support_serdes = 1; |
6167 | support_copper = 1; | |
6168 | } else if (bp->phy_port == PORT_FIBRE) | |
6169 | support_serdes = 1; | |
6170 | else | |
6171 | support_copper = 1; | |
6172 | ||
6173 | if (support_serdes) { | |
b6016b76 MC |
6174 | cmd->supported |= SUPPORTED_1000baseT_Full | |
6175 | SUPPORTED_FIBRE; | |
583c28e5 | 6176 | if (bp->phy_flags & BNX2_PHY_FLAG_2_5G_CAPABLE) |
605a9e20 | 6177 | cmd->supported |= SUPPORTED_2500baseX_Full; |
b6016b76 | 6178 | |
b6016b76 | 6179 | } |
7b6b8347 | 6180 | if (support_copper) { |
b6016b76 MC |
6181 | cmd->supported |= SUPPORTED_10baseT_Half | |
6182 | SUPPORTED_10baseT_Full | | |
6183 | SUPPORTED_100baseT_Half | | |
6184 | SUPPORTED_100baseT_Full | | |
6185 | SUPPORTED_1000baseT_Full | | |
6186 | SUPPORTED_TP; | |
6187 | ||
b6016b76 MC |
6188 | } |
6189 | ||
7b6b8347 MC |
6190 | spin_lock_bh(&bp->phy_lock); |
6191 | cmd->port = bp->phy_port; | |
b6016b76 MC |
6192 | cmd->advertising = bp->advertising; |
6193 | ||
6194 | if (bp->autoneg & AUTONEG_SPEED) { | |
6195 | cmd->autoneg = AUTONEG_ENABLE; | |
6196 | } | |
6197 | else { | |
6198 | cmd->autoneg = AUTONEG_DISABLE; | |
6199 | } | |
6200 | ||
6201 | if (netif_carrier_ok(dev)) { | |
6202 | cmd->speed = bp->line_speed; | |
6203 | cmd->duplex = bp->duplex; | |
6204 | } | |
6205 | else { | |
6206 | cmd->speed = -1; | |
6207 | cmd->duplex = -1; | |
6208 | } | |
7b6b8347 | 6209 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
6210 | |
6211 | cmd->transceiver = XCVR_INTERNAL; | |
6212 | cmd->phy_address = bp->phy_addr; | |
6213 | ||
6214 | return 0; | |
6215 | } | |
6aa20a22 | 6216 | |
b6016b76 MC |
6217 | static int |
6218 | bnx2_set_settings(struct net_device *dev, struct ethtool_cmd *cmd) | |
6219 | { | |
972ec0d4 | 6220 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6221 | u8 autoneg = bp->autoneg; |
6222 | u8 req_duplex = bp->req_duplex; | |
6223 | u16 req_line_speed = bp->req_line_speed; | |
6224 | u32 advertising = bp->advertising; | |
7b6b8347 MC |
6225 | int err = -EINVAL; |
6226 | ||
6227 | spin_lock_bh(&bp->phy_lock); | |
6228 | ||
6229 | if (cmd->port != PORT_TP && cmd->port != PORT_FIBRE) | |
6230 | goto err_out_unlock; | |
6231 | ||
583c28e5 MC |
6232 | if (cmd->port != bp->phy_port && |
6233 | !(bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP)) | |
7b6b8347 | 6234 | goto err_out_unlock; |
b6016b76 | 6235 | |
d6b14486 MC |
6236 | /* If device is down, we can store the settings only if the user |
6237 | * is setting the currently active port. | |
6238 | */ | |
6239 | if (!netif_running(dev) && cmd->port != bp->phy_port) | |
6240 | goto err_out_unlock; | |
6241 | ||
b6016b76 MC |
6242 | if (cmd->autoneg == AUTONEG_ENABLE) { |
6243 | autoneg |= AUTONEG_SPEED; | |
6244 | ||
6aa20a22 | 6245 | cmd->advertising &= ETHTOOL_ALL_COPPER_SPEED; |
b6016b76 MC |
6246 | |
6247 | /* allow advertising 1 speed */ | |
6248 | if ((cmd->advertising == ADVERTISED_10baseT_Half) || | |
6249 | (cmd->advertising == ADVERTISED_10baseT_Full) || | |
6250 | (cmd->advertising == ADVERTISED_100baseT_Half) || | |
6251 | (cmd->advertising == ADVERTISED_100baseT_Full)) { | |
6252 | ||
7b6b8347 MC |
6253 | if (cmd->port == PORT_FIBRE) |
6254 | goto err_out_unlock; | |
b6016b76 MC |
6255 | |
6256 | advertising = cmd->advertising; | |
6257 | ||
27a005b8 | 6258 | } else if (cmd->advertising == ADVERTISED_2500baseX_Full) { |
583c28e5 | 6259 | if (!(bp->phy_flags & BNX2_PHY_FLAG_2_5G_CAPABLE) || |
7b6b8347 MC |
6260 | (cmd->port == PORT_TP)) |
6261 | goto err_out_unlock; | |
6262 | } else if (cmd->advertising == ADVERTISED_1000baseT_Full) | |
b6016b76 | 6263 | advertising = cmd->advertising; |
7b6b8347 MC |
6264 | else if (cmd->advertising == ADVERTISED_1000baseT_Half) |
6265 | goto err_out_unlock; | |
b6016b76 | 6266 | else { |
7b6b8347 | 6267 | if (cmd->port == PORT_FIBRE) |
b6016b76 | 6268 | advertising = ETHTOOL_ALL_FIBRE_SPEED; |
7b6b8347 | 6269 | else |
b6016b76 | 6270 | advertising = ETHTOOL_ALL_COPPER_SPEED; |
b6016b76 MC |
6271 | } |
6272 | advertising |= ADVERTISED_Autoneg; | |
6273 | } | |
6274 | else { | |
7b6b8347 | 6275 | if (cmd->port == PORT_FIBRE) { |
80be4434 MC |
6276 | if ((cmd->speed != SPEED_1000 && |
6277 | cmd->speed != SPEED_2500) || | |
6278 | (cmd->duplex != DUPLEX_FULL)) | |
7b6b8347 | 6279 | goto err_out_unlock; |
80be4434 MC |
6280 | |
6281 | if (cmd->speed == SPEED_2500 && | |
583c28e5 | 6282 | !(bp->phy_flags & BNX2_PHY_FLAG_2_5G_CAPABLE)) |
7b6b8347 | 6283 | goto err_out_unlock; |
b6016b76 | 6284 | } |
7b6b8347 MC |
6285 | else if (cmd->speed == SPEED_1000 || cmd->speed == SPEED_2500) |
6286 | goto err_out_unlock; | |
6287 | ||
b6016b76 MC |
6288 | autoneg &= ~AUTONEG_SPEED; |
6289 | req_line_speed = cmd->speed; | |
6290 | req_duplex = cmd->duplex; | |
6291 | advertising = 0; | |
6292 | } | |
6293 | ||
6294 | bp->autoneg = autoneg; | |
6295 | bp->advertising = advertising; | |
6296 | bp->req_line_speed = req_line_speed; | |
6297 | bp->req_duplex = req_duplex; | |
6298 | ||
d6b14486 MC |
6299 | err = 0; |
6300 | /* If device is down, the new settings will be picked up when it is | |
6301 | * brought up. | |
6302 | */ | |
6303 | if (netif_running(dev)) | |
6304 | err = bnx2_setup_phy(bp, cmd->port); | |
b6016b76 | 6305 | |
7b6b8347 | 6306 | err_out_unlock: |
c770a65c | 6307 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 | 6308 | |
7b6b8347 | 6309 | return err; |
b6016b76 MC |
6310 | } |
6311 | ||
6312 | static void | |
6313 | bnx2_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *info) | |
6314 | { | |
972ec0d4 | 6315 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6316 | |
6317 | strcpy(info->driver, DRV_MODULE_NAME); | |
6318 | strcpy(info->version, DRV_MODULE_VERSION); | |
6319 | strcpy(info->bus_info, pci_name(bp->pdev)); | |
58fc2ea4 | 6320 | strcpy(info->fw_version, bp->fw_version); |
b6016b76 MC |
6321 | } |
6322 | ||
244ac4f4 MC |
6323 | #define BNX2_REGDUMP_LEN (32 * 1024) |
6324 | ||
6325 | static int | |
6326 | bnx2_get_regs_len(struct net_device *dev) | |
6327 | { | |
6328 | return BNX2_REGDUMP_LEN; | |
6329 | } | |
6330 | ||
6331 | static void | |
6332 | bnx2_get_regs(struct net_device *dev, struct ethtool_regs *regs, void *_p) | |
6333 | { | |
6334 | u32 *p = _p, i, offset; | |
6335 | u8 *orig_p = _p; | |
6336 | struct bnx2 *bp = netdev_priv(dev); | |
6337 | u32 reg_boundaries[] = { 0x0000, 0x0098, 0x0400, 0x045c, | |
6338 | 0x0800, 0x0880, 0x0c00, 0x0c10, | |
6339 | 0x0c30, 0x0d08, 0x1000, 0x101c, | |
6340 | 0x1040, 0x1048, 0x1080, 0x10a4, | |
6341 | 0x1400, 0x1490, 0x1498, 0x14f0, | |
6342 | 0x1500, 0x155c, 0x1580, 0x15dc, | |
6343 | 0x1600, 0x1658, 0x1680, 0x16d8, | |
6344 | 0x1800, 0x1820, 0x1840, 0x1854, | |
6345 | 0x1880, 0x1894, 0x1900, 0x1984, | |
6346 | 0x1c00, 0x1c0c, 0x1c40, 0x1c54, | |
6347 | 0x1c80, 0x1c94, 0x1d00, 0x1d84, | |
6348 | 0x2000, 0x2030, 0x23c0, 0x2400, | |
6349 | 0x2800, 0x2820, 0x2830, 0x2850, | |
6350 | 0x2b40, 0x2c10, 0x2fc0, 0x3058, | |
6351 | 0x3c00, 0x3c94, 0x4000, 0x4010, | |
6352 | 0x4080, 0x4090, 0x43c0, 0x4458, | |
6353 | 0x4c00, 0x4c18, 0x4c40, 0x4c54, | |
6354 | 0x4fc0, 0x5010, 0x53c0, 0x5444, | |
6355 | 0x5c00, 0x5c18, 0x5c80, 0x5c90, | |
6356 | 0x5fc0, 0x6000, 0x6400, 0x6428, | |
6357 | 0x6800, 0x6848, 0x684c, 0x6860, | |
6358 | 0x6888, 0x6910, 0x8000 }; | |
6359 | ||
6360 | regs->version = 0; | |
6361 | ||
6362 | memset(p, 0, BNX2_REGDUMP_LEN); | |
6363 | ||
6364 | if (!netif_running(bp->dev)) | |
6365 | return; | |
6366 | ||
6367 | i = 0; | |
6368 | offset = reg_boundaries[0]; | |
6369 | p += offset; | |
6370 | while (offset < BNX2_REGDUMP_LEN) { | |
6371 | *p++ = REG_RD(bp, offset); | |
6372 | offset += 4; | |
6373 | if (offset == reg_boundaries[i + 1]) { | |
6374 | offset = reg_boundaries[i + 2]; | |
6375 | p = (u32 *) (orig_p + offset); | |
6376 | i += 2; | |
6377 | } | |
6378 | } | |
6379 | } | |
6380 | ||
b6016b76 MC |
6381 | static void |
6382 | bnx2_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol) | |
6383 | { | |
972ec0d4 | 6384 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 6385 | |
f86e82fb | 6386 | if (bp->flags & BNX2_FLAG_NO_WOL) { |
b6016b76 MC |
6387 | wol->supported = 0; |
6388 | wol->wolopts = 0; | |
6389 | } | |
6390 | else { | |
6391 | wol->supported = WAKE_MAGIC; | |
6392 | if (bp->wol) | |
6393 | wol->wolopts = WAKE_MAGIC; | |
6394 | else | |
6395 | wol->wolopts = 0; | |
6396 | } | |
6397 | memset(&wol->sopass, 0, sizeof(wol->sopass)); | |
6398 | } | |
6399 | ||
6400 | static int | |
6401 | bnx2_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol) | |
6402 | { | |
972ec0d4 | 6403 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6404 | |
6405 | if (wol->wolopts & ~WAKE_MAGIC) | |
6406 | return -EINVAL; | |
6407 | ||
6408 | if (wol->wolopts & WAKE_MAGIC) { | |
f86e82fb | 6409 | if (bp->flags & BNX2_FLAG_NO_WOL) |
b6016b76 MC |
6410 | return -EINVAL; |
6411 | ||
6412 | bp->wol = 1; | |
6413 | } | |
6414 | else { | |
6415 | bp->wol = 0; | |
6416 | } | |
6417 | return 0; | |
6418 | } | |
6419 | ||
6420 | static int | |
6421 | bnx2_nway_reset(struct net_device *dev) | |
6422 | { | |
972ec0d4 | 6423 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6424 | u32 bmcr; |
6425 | ||
6426 | if (!(bp->autoneg & AUTONEG_SPEED)) { | |
6427 | return -EINVAL; | |
6428 | } | |
6429 | ||
c770a65c | 6430 | spin_lock_bh(&bp->phy_lock); |
b6016b76 | 6431 | |
583c28e5 | 6432 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) { |
7b6b8347 MC |
6433 | int rc; |
6434 | ||
6435 | rc = bnx2_setup_remote_phy(bp, bp->phy_port); | |
6436 | spin_unlock_bh(&bp->phy_lock); | |
6437 | return rc; | |
6438 | } | |
6439 | ||
b6016b76 | 6440 | /* Force a link down visible on the other side */ |
583c28e5 | 6441 | if (bp->phy_flags & BNX2_PHY_FLAG_SERDES) { |
ca58c3af | 6442 | bnx2_write_phy(bp, bp->mii_bmcr, BMCR_LOOPBACK); |
c770a65c | 6443 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
6444 | |
6445 | msleep(20); | |
6446 | ||
c770a65c | 6447 | spin_lock_bh(&bp->phy_lock); |
f8dd064e MC |
6448 | |
6449 | bp->current_interval = SERDES_AN_TIMEOUT; | |
6450 | bp->serdes_an_pending = 1; | |
6451 | mod_timer(&bp->timer, jiffies + bp->current_interval); | |
b6016b76 MC |
6452 | } |
6453 | ||
ca58c3af | 6454 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
b6016b76 | 6455 | bmcr &= ~BMCR_LOOPBACK; |
ca58c3af | 6456 | bnx2_write_phy(bp, bp->mii_bmcr, bmcr | BMCR_ANRESTART | BMCR_ANENABLE); |
b6016b76 | 6457 | |
c770a65c | 6458 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
6459 | |
6460 | return 0; | |
6461 | } | |
6462 | ||
6463 | static int | |
6464 | bnx2_get_eeprom_len(struct net_device *dev) | |
6465 | { | |
972ec0d4 | 6466 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 6467 | |
1122db71 | 6468 | if (bp->flash_info == NULL) |
b6016b76 MC |
6469 | return 0; |
6470 | ||
1122db71 | 6471 | return (int) bp->flash_size; |
b6016b76 MC |
6472 | } |
6473 | ||
6474 | static int | |
6475 | bnx2_get_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom, | |
6476 | u8 *eebuf) | |
6477 | { | |
972ec0d4 | 6478 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6479 | int rc; |
6480 | ||
1064e944 | 6481 | /* parameters already validated in ethtool_get_eeprom */ |
b6016b76 MC |
6482 | |
6483 | rc = bnx2_nvram_read(bp, eeprom->offset, eebuf, eeprom->len); | |
6484 | ||
6485 | return rc; | |
6486 | } | |
6487 | ||
6488 | static int | |
6489 | bnx2_set_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom, | |
6490 | u8 *eebuf) | |
6491 | { | |
972ec0d4 | 6492 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6493 | int rc; |
6494 | ||
1064e944 | 6495 | /* parameters already validated in ethtool_set_eeprom */ |
b6016b76 MC |
6496 | |
6497 | rc = bnx2_nvram_write(bp, eeprom->offset, eebuf, eeprom->len); | |
6498 | ||
6499 | return rc; | |
6500 | } | |
6501 | ||
6502 | static int | |
6503 | bnx2_get_coalesce(struct net_device *dev, struct ethtool_coalesce *coal) | |
6504 | { | |
972ec0d4 | 6505 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6506 | |
6507 | memset(coal, 0, sizeof(struct ethtool_coalesce)); | |
6508 | ||
6509 | coal->rx_coalesce_usecs = bp->rx_ticks; | |
6510 | coal->rx_max_coalesced_frames = bp->rx_quick_cons_trip; | |
6511 | coal->rx_coalesce_usecs_irq = bp->rx_ticks_int; | |
6512 | coal->rx_max_coalesced_frames_irq = bp->rx_quick_cons_trip_int; | |
6513 | ||
6514 | coal->tx_coalesce_usecs = bp->tx_ticks; | |
6515 | coal->tx_max_coalesced_frames = bp->tx_quick_cons_trip; | |
6516 | coal->tx_coalesce_usecs_irq = bp->tx_ticks_int; | |
6517 | coal->tx_max_coalesced_frames_irq = bp->tx_quick_cons_trip_int; | |
6518 | ||
6519 | coal->stats_block_coalesce_usecs = bp->stats_ticks; | |
6520 | ||
6521 | return 0; | |
6522 | } | |
6523 | ||
6524 | static int | |
6525 | bnx2_set_coalesce(struct net_device *dev, struct ethtool_coalesce *coal) | |
6526 | { | |
972ec0d4 | 6527 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6528 | |
6529 | bp->rx_ticks = (u16) coal->rx_coalesce_usecs; | |
6530 | if (bp->rx_ticks > 0x3ff) bp->rx_ticks = 0x3ff; | |
6531 | ||
6aa20a22 | 6532 | bp->rx_quick_cons_trip = (u16) coal->rx_max_coalesced_frames; |
b6016b76 MC |
6533 | if (bp->rx_quick_cons_trip > 0xff) bp->rx_quick_cons_trip = 0xff; |
6534 | ||
6535 | bp->rx_ticks_int = (u16) coal->rx_coalesce_usecs_irq; | |
6536 | if (bp->rx_ticks_int > 0x3ff) bp->rx_ticks_int = 0x3ff; | |
6537 | ||
6538 | bp->rx_quick_cons_trip_int = (u16) coal->rx_max_coalesced_frames_irq; | |
6539 | if (bp->rx_quick_cons_trip_int > 0xff) | |
6540 | bp->rx_quick_cons_trip_int = 0xff; | |
6541 | ||
6542 | bp->tx_ticks = (u16) coal->tx_coalesce_usecs; | |
6543 | if (bp->tx_ticks > 0x3ff) bp->tx_ticks = 0x3ff; | |
6544 | ||
6545 | bp->tx_quick_cons_trip = (u16) coal->tx_max_coalesced_frames; | |
6546 | if (bp->tx_quick_cons_trip > 0xff) bp->tx_quick_cons_trip = 0xff; | |
6547 | ||
6548 | bp->tx_ticks_int = (u16) coal->tx_coalesce_usecs_irq; | |
6549 | if (bp->tx_ticks_int > 0x3ff) bp->tx_ticks_int = 0x3ff; | |
6550 | ||
6551 | bp->tx_quick_cons_trip_int = (u16) coal->tx_max_coalesced_frames_irq; | |
6552 | if (bp->tx_quick_cons_trip_int > 0xff) bp->tx_quick_cons_trip_int = | |
6553 | 0xff; | |
6554 | ||
6555 | bp->stats_ticks = coal->stats_block_coalesce_usecs; | |
02537b06 MC |
6556 | if (CHIP_NUM(bp) == CHIP_NUM_5708) { |
6557 | if (bp->stats_ticks != 0 && bp->stats_ticks != USEC_PER_SEC) | |
6558 | bp->stats_ticks = USEC_PER_SEC; | |
6559 | } | |
7ea6920e MC |
6560 | if (bp->stats_ticks > BNX2_HC_STATS_TICKS_HC_STAT_TICKS) |
6561 | bp->stats_ticks = BNX2_HC_STATS_TICKS_HC_STAT_TICKS; | |
6562 | bp->stats_ticks &= BNX2_HC_STATS_TICKS_HC_STAT_TICKS; | |
b6016b76 MC |
6563 | |
6564 | if (netif_running(bp->dev)) { | |
6565 | bnx2_netif_stop(bp); | |
9a120bc5 | 6566 | bnx2_init_nic(bp, 0); |
b6016b76 MC |
6567 | bnx2_netif_start(bp); |
6568 | } | |
6569 | ||
6570 | return 0; | |
6571 | } | |
6572 | ||
6573 | static void | |
6574 | bnx2_get_ringparam(struct net_device *dev, struct ethtool_ringparam *ering) | |
6575 | { | |
972ec0d4 | 6576 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 6577 | |
13daffa2 | 6578 | ering->rx_max_pending = MAX_TOTAL_RX_DESC_CNT; |
b6016b76 | 6579 | ering->rx_mini_max_pending = 0; |
47bf4246 | 6580 | ering->rx_jumbo_max_pending = MAX_TOTAL_RX_PG_DESC_CNT; |
b6016b76 MC |
6581 | |
6582 | ering->rx_pending = bp->rx_ring_size; | |
6583 | ering->rx_mini_pending = 0; | |
47bf4246 | 6584 | ering->rx_jumbo_pending = bp->rx_pg_ring_size; |
b6016b76 MC |
6585 | |
6586 | ering->tx_max_pending = MAX_TX_DESC_CNT; | |
6587 | ering->tx_pending = bp->tx_ring_size; | |
6588 | } | |
6589 | ||
6590 | static int | |
5d5d0015 | 6591 | bnx2_change_ring_size(struct bnx2 *bp, u32 rx, u32 tx) |
b6016b76 | 6592 | { |
13daffa2 MC |
6593 | if (netif_running(bp->dev)) { |
6594 | bnx2_netif_stop(bp); | |
6595 | bnx2_reset_chip(bp, BNX2_DRV_MSG_CODE_RESET); | |
6596 | bnx2_free_skbs(bp); | |
6597 | bnx2_free_mem(bp); | |
6598 | } | |
6599 | ||
5d5d0015 MC |
6600 | bnx2_set_rx_ring_size(bp, rx); |
6601 | bp->tx_ring_size = tx; | |
b6016b76 MC |
6602 | |
6603 | if (netif_running(bp->dev)) { | |
13daffa2 MC |
6604 | int rc; |
6605 | ||
6606 | rc = bnx2_alloc_mem(bp); | |
6607 | if (rc) | |
6608 | return rc; | |
9a120bc5 | 6609 | bnx2_init_nic(bp, 0); |
b6016b76 MC |
6610 | bnx2_netif_start(bp); |
6611 | } | |
b6016b76 MC |
6612 | return 0; |
6613 | } | |
6614 | ||
5d5d0015 MC |
6615 | static int |
6616 | bnx2_set_ringparam(struct net_device *dev, struct ethtool_ringparam *ering) | |
6617 | { | |
6618 | struct bnx2 *bp = netdev_priv(dev); | |
6619 | int rc; | |
6620 | ||
6621 | if ((ering->rx_pending > MAX_TOTAL_RX_DESC_CNT) || | |
6622 | (ering->tx_pending > MAX_TX_DESC_CNT) || | |
6623 | (ering->tx_pending <= MAX_SKB_FRAGS)) { | |
6624 | ||
6625 | return -EINVAL; | |
6626 | } | |
6627 | rc = bnx2_change_ring_size(bp, ering->rx_pending, ering->tx_pending); | |
6628 | return rc; | |
6629 | } | |
6630 | ||
b6016b76 MC |
6631 | static void |
6632 | bnx2_get_pauseparam(struct net_device *dev, struct ethtool_pauseparam *epause) | |
6633 | { | |
972ec0d4 | 6634 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6635 | |
6636 | epause->autoneg = ((bp->autoneg & AUTONEG_FLOW_CTRL) != 0); | |
6637 | epause->rx_pause = ((bp->flow_ctrl & FLOW_CTRL_RX) != 0); | |
6638 | epause->tx_pause = ((bp->flow_ctrl & FLOW_CTRL_TX) != 0); | |
6639 | } | |
6640 | ||
6641 | static int | |
6642 | bnx2_set_pauseparam(struct net_device *dev, struct ethtool_pauseparam *epause) | |
6643 | { | |
972ec0d4 | 6644 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6645 | |
6646 | bp->req_flow_ctrl = 0; | |
6647 | if (epause->rx_pause) | |
6648 | bp->req_flow_ctrl |= FLOW_CTRL_RX; | |
6649 | if (epause->tx_pause) | |
6650 | bp->req_flow_ctrl |= FLOW_CTRL_TX; | |
6651 | ||
6652 | if (epause->autoneg) { | |
6653 | bp->autoneg |= AUTONEG_FLOW_CTRL; | |
6654 | } | |
6655 | else { | |
6656 | bp->autoneg &= ~AUTONEG_FLOW_CTRL; | |
6657 | } | |
6658 | ||
c770a65c | 6659 | spin_lock_bh(&bp->phy_lock); |
b6016b76 | 6660 | |
0d8a6571 | 6661 | bnx2_setup_phy(bp, bp->phy_port); |
b6016b76 | 6662 | |
c770a65c | 6663 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
6664 | |
6665 | return 0; | |
6666 | } | |
6667 | ||
6668 | static u32 | |
6669 | bnx2_get_rx_csum(struct net_device *dev) | |
6670 | { | |
972ec0d4 | 6671 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6672 | |
6673 | return bp->rx_csum; | |
6674 | } | |
6675 | ||
6676 | static int | |
6677 | bnx2_set_rx_csum(struct net_device *dev, u32 data) | |
6678 | { | |
972ec0d4 | 6679 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6680 | |
6681 | bp->rx_csum = data; | |
6682 | return 0; | |
6683 | } | |
6684 | ||
b11d6213 MC |
6685 | static int |
6686 | bnx2_set_tso(struct net_device *dev, u32 data) | |
6687 | { | |
4666f87a MC |
6688 | struct bnx2 *bp = netdev_priv(dev); |
6689 | ||
6690 | if (data) { | |
b11d6213 | 6691 | dev->features |= NETIF_F_TSO | NETIF_F_TSO_ECN; |
4666f87a MC |
6692 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
6693 | dev->features |= NETIF_F_TSO6; | |
6694 | } else | |
6695 | dev->features &= ~(NETIF_F_TSO | NETIF_F_TSO6 | | |
6696 | NETIF_F_TSO_ECN); | |
b11d6213 MC |
6697 | return 0; |
6698 | } | |
6699 | ||
cea94db9 | 6700 | #define BNX2_NUM_STATS 46 |
b6016b76 | 6701 | |
14ab9b86 | 6702 | static struct { |
b6016b76 MC |
6703 | char string[ETH_GSTRING_LEN]; |
6704 | } bnx2_stats_str_arr[BNX2_NUM_STATS] = { | |
6705 | { "rx_bytes" }, | |
6706 | { "rx_error_bytes" }, | |
6707 | { "tx_bytes" }, | |
6708 | { "tx_error_bytes" }, | |
6709 | { "rx_ucast_packets" }, | |
6710 | { "rx_mcast_packets" }, | |
6711 | { "rx_bcast_packets" }, | |
6712 | { "tx_ucast_packets" }, | |
6713 | { "tx_mcast_packets" }, | |
6714 | { "tx_bcast_packets" }, | |
6715 | { "tx_mac_errors" }, | |
6716 | { "tx_carrier_errors" }, | |
6717 | { "rx_crc_errors" }, | |
6718 | { "rx_align_errors" }, | |
6719 | { "tx_single_collisions" }, | |
6720 | { "tx_multi_collisions" }, | |
6721 | { "tx_deferred" }, | |
6722 | { "tx_excess_collisions" }, | |
6723 | { "tx_late_collisions" }, | |
6724 | { "tx_total_collisions" }, | |
6725 | { "rx_fragments" }, | |
6726 | { "rx_jabbers" }, | |
6727 | { "rx_undersize_packets" }, | |
6728 | { "rx_oversize_packets" }, | |
6729 | { "rx_64_byte_packets" }, | |
6730 | { "rx_65_to_127_byte_packets" }, | |
6731 | { "rx_128_to_255_byte_packets" }, | |
6732 | { "rx_256_to_511_byte_packets" }, | |
6733 | { "rx_512_to_1023_byte_packets" }, | |
6734 | { "rx_1024_to_1522_byte_packets" }, | |
6735 | { "rx_1523_to_9022_byte_packets" }, | |
6736 | { "tx_64_byte_packets" }, | |
6737 | { "tx_65_to_127_byte_packets" }, | |
6738 | { "tx_128_to_255_byte_packets" }, | |
6739 | { "tx_256_to_511_byte_packets" }, | |
6740 | { "tx_512_to_1023_byte_packets" }, | |
6741 | { "tx_1024_to_1522_byte_packets" }, | |
6742 | { "tx_1523_to_9022_byte_packets" }, | |
6743 | { "rx_xon_frames" }, | |
6744 | { "rx_xoff_frames" }, | |
6745 | { "tx_xon_frames" }, | |
6746 | { "tx_xoff_frames" }, | |
6747 | { "rx_mac_ctrl_frames" }, | |
6748 | { "rx_filtered_packets" }, | |
6749 | { "rx_discards" }, | |
cea94db9 | 6750 | { "rx_fw_discards" }, |
b6016b76 MC |
6751 | }; |
6752 | ||
6753 | #define STATS_OFFSET32(offset_name) (offsetof(struct statistics_block, offset_name) / 4) | |
6754 | ||
f71e1309 | 6755 | static const unsigned long bnx2_stats_offset_arr[BNX2_NUM_STATS] = { |
b6016b76 MC |
6756 | STATS_OFFSET32(stat_IfHCInOctets_hi), |
6757 | STATS_OFFSET32(stat_IfHCInBadOctets_hi), | |
6758 | STATS_OFFSET32(stat_IfHCOutOctets_hi), | |
6759 | STATS_OFFSET32(stat_IfHCOutBadOctets_hi), | |
6760 | STATS_OFFSET32(stat_IfHCInUcastPkts_hi), | |
6761 | STATS_OFFSET32(stat_IfHCInMulticastPkts_hi), | |
6762 | STATS_OFFSET32(stat_IfHCInBroadcastPkts_hi), | |
6763 | STATS_OFFSET32(stat_IfHCOutUcastPkts_hi), | |
6764 | STATS_OFFSET32(stat_IfHCOutMulticastPkts_hi), | |
6765 | STATS_OFFSET32(stat_IfHCOutBroadcastPkts_hi), | |
6766 | STATS_OFFSET32(stat_emac_tx_stat_dot3statsinternalmactransmiterrors), | |
6aa20a22 JG |
6767 | STATS_OFFSET32(stat_Dot3StatsCarrierSenseErrors), |
6768 | STATS_OFFSET32(stat_Dot3StatsFCSErrors), | |
6769 | STATS_OFFSET32(stat_Dot3StatsAlignmentErrors), | |
6770 | STATS_OFFSET32(stat_Dot3StatsSingleCollisionFrames), | |
6771 | STATS_OFFSET32(stat_Dot3StatsMultipleCollisionFrames), | |
6772 | STATS_OFFSET32(stat_Dot3StatsDeferredTransmissions), | |
6773 | STATS_OFFSET32(stat_Dot3StatsExcessiveCollisions), | |
6774 | STATS_OFFSET32(stat_Dot3StatsLateCollisions), | |
6775 | STATS_OFFSET32(stat_EtherStatsCollisions), | |
6776 | STATS_OFFSET32(stat_EtherStatsFragments), | |
6777 | STATS_OFFSET32(stat_EtherStatsJabbers), | |
6778 | STATS_OFFSET32(stat_EtherStatsUndersizePkts), | |
6779 | STATS_OFFSET32(stat_EtherStatsOverrsizePkts), | |
6780 | STATS_OFFSET32(stat_EtherStatsPktsRx64Octets), | |
6781 | STATS_OFFSET32(stat_EtherStatsPktsRx65Octetsto127Octets), | |
6782 | STATS_OFFSET32(stat_EtherStatsPktsRx128Octetsto255Octets), | |
6783 | STATS_OFFSET32(stat_EtherStatsPktsRx256Octetsto511Octets), | |
6784 | STATS_OFFSET32(stat_EtherStatsPktsRx512Octetsto1023Octets), | |
6785 | STATS_OFFSET32(stat_EtherStatsPktsRx1024Octetsto1522Octets), | |
6786 | STATS_OFFSET32(stat_EtherStatsPktsRx1523Octetsto9022Octets), | |
6787 | STATS_OFFSET32(stat_EtherStatsPktsTx64Octets), | |
6788 | STATS_OFFSET32(stat_EtherStatsPktsTx65Octetsto127Octets), | |
6789 | STATS_OFFSET32(stat_EtherStatsPktsTx128Octetsto255Octets), | |
6790 | STATS_OFFSET32(stat_EtherStatsPktsTx256Octetsto511Octets), | |
6791 | STATS_OFFSET32(stat_EtherStatsPktsTx512Octetsto1023Octets), | |
6792 | STATS_OFFSET32(stat_EtherStatsPktsTx1024Octetsto1522Octets), | |
6793 | STATS_OFFSET32(stat_EtherStatsPktsTx1523Octetsto9022Octets), | |
6794 | STATS_OFFSET32(stat_XonPauseFramesReceived), | |
6795 | STATS_OFFSET32(stat_XoffPauseFramesReceived), | |
6796 | STATS_OFFSET32(stat_OutXonSent), | |
6797 | STATS_OFFSET32(stat_OutXoffSent), | |
6798 | STATS_OFFSET32(stat_MacControlFramesReceived), | |
6799 | STATS_OFFSET32(stat_IfInFramesL2FilterDiscards), | |
6800 | STATS_OFFSET32(stat_IfInMBUFDiscards), | |
cea94db9 | 6801 | STATS_OFFSET32(stat_FwRxDrop), |
b6016b76 MC |
6802 | }; |
6803 | ||
6804 | /* stat_IfHCInBadOctets and stat_Dot3StatsCarrierSenseErrors are | |
6805 | * skipped because of errata. | |
6aa20a22 | 6806 | */ |
14ab9b86 | 6807 | static u8 bnx2_5706_stats_len_arr[BNX2_NUM_STATS] = { |
b6016b76 MC |
6808 | 8,0,8,8,8,8,8,8,8,8, |
6809 | 4,0,4,4,4,4,4,4,4,4, | |
6810 | 4,4,4,4,4,4,4,4,4,4, | |
6811 | 4,4,4,4,4,4,4,4,4,4, | |
cea94db9 | 6812 | 4,4,4,4,4,4, |
b6016b76 MC |
6813 | }; |
6814 | ||
5b0c76ad MC |
6815 | static u8 bnx2_5708_stats_len_arr[BNX2_NUM_STATS] = { |
6816 | 8,0,8,8,8,8,8,8,8,8, | |
6817 | 4,4,4,4,4,4,4,4,4,4, | |
6818 | 4,4,4,4,4,4,4,4,4,4, | |
6819 | 4,4,4,4,4,4,4,4,4,4, | |
cea94db9 | 6820 | 4,4,4,4,4,4, |
5b0c76ad MC |
6821 | }; |
6822 | ||
b6016b76 MC |
6823 | #define BNX2_NUM_TESTS 6 |
6824 | ||
14ab9b86 | 6825 | static struct { |
b6016b76 MC |
6826 | char string[ETH_GSTRING_LEN]; |
6827 | } bnx2_tests_str_arr[BNX2_NUM_TESTS] = { | |
6828 | { "register_test (offline)" }, | |
6829 | { "memory_test (offline)" }, | |
6830 | { "loopback_test (offline)" }, | |
6831 | { "nvram_test (online)" }, | |
6832 | { "interrupt_test (online)" }, | |
6833 | { "link_test (online)" }, | |
6834 | }; | |
6835 | ||
6836 | static int | |
b9f2c044 | 6837 | bnx2_get_sset_count(struct net_device *dev, int sset) |
b6016b76 | 6838 | { |
b9f2c044 JG |
6839 | switch (sset) { |
6840 | case ETH_SS_TEST: | |
6841 | return BNX2_NUM_TESTS; | |
6842 | case ETH_SS_STATS: | |
6843 | return BNX2_NUM_STATS; | |
6844 | default: | |
6845 | return -EOPNOTSUPP; | |
6846 | } | |
b6016b76 MC |
6847 | } |
6848 | ||
6849 | static void | |
6850 | bnx2_self_test(struct net_device *dev, struct ethtool_test *etest, u64 *buf) | |
6851 | { | |
972ec0d4 | 6852 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6853 | |
6854 | memset(buf, 0, sizeof(u64) * BNX2_NUM_TESTS); | |
6855 | if (etest->flags & ETH_TEST_FL_OFFLINE) { | |
80be4434 MC |
6856 | int i; |
6857 | ||
b6016b76 MC |
6858 | bnx2_netif_stop(bp); |
6859 | bnx2_reset_chip(bp, BNX2_DRV_MSG_CODE_DIAG); | |
6860 | bnx2_free_skbs(bp); | |
6861 | ||
6862 | if (bnx2_test_registers(bp) != 0) { | |
6863 | buf[0] = 1; | |
6864 | etest->flags |= ETH_TEST_FL_FAILED; | |
6865 | } | |
6866 | if (bnx2_test_memory(bp) != 0) { | |
6867 | buf[1] = 1; | |
6868 | etest->flags |= ETH_TEST_FL_FAILED; | |
6869 | } | |
bc5a0690 | 6870 | if ((buf[2] = bnx2_test_loopback(bp)) != 0) |
b6016b76 | 6871 | etest->flags |= ETH_TEST_FL_FAILED; |
b6016b76 MC |
6872 | |
6873 | if (!netif_running(bp->dev)) { | |
6874 | bnx2_reset_chip(bp, BNX2_DRV_MSG_CODE_RESET); | |
6875 | } | |
6876 | else { | |
9a120bc5 | 6877 | bnx2_init_nic(bp, 1); |
b6016b76 MC |
6878 | bnx2_netif_start(bp); |
6879 | } | |
6880 | ||
6881 | /* wait for link up */ | |
80be4434 MC |
6882 | for (i = 0; i < 7; i++) { |
6883 | if (bp->link_up) | |
6884 | break; | |
6885 | msleep_interruptible(1000); | |
6886 | } | |
b6016b76 MC |
6887 | } |
6888 | ||
6889 | if (bnx2_test_nvram(bp) != 0) { | |
6890 | buf[3] = 1; | |
6891 | etest->flags |= ETH_TEST_FL_FAILED; | |
6892 | } | |
6893 | if (bnx2_test_intr(bp) != 0) { | |
6894 | buf[4] = 1; | |
6895 | etest->flags |= ETH_TEST_FL_FAILED; | |
6896 | } | |
6897 | ||
6898 | if (bnx2_test_link(bp) != 0) { | |
6899 | buf[5] = 1; | |
6900 | etest->flags |= ETH_TEST_FL_FAILED; | |
6901 | ||
6902 | } | |
6903 | } | |
6904 | ||
6905 | static void | |
6906 | bnx2_get_strings(struct net_device *dev, u32 stringset, u8 *buf) | |
6907 | { | |
6908 | switch (stringset) { | |
6909 | case ETH_SS_STATS: | |
6910 | memcpy(buf, bnx2_stats_str_arr, | |
6911 | sizeof(bnx2_stats_str_arr)); | |
6912 | break; | |
6913 | case ETH_SS_TEST: | |
6914 | memcpy(buf, bnx2_tests_str_arr, | |
6915 | sizeof(bnx2_tests_str_arr)); | |
6916 | break; | |
6917 | } | |
6918 | } | |
6919 | ||
b6016b76 MC |
6920 | static void |
6921 | bnx2_get_ethtool_stats(struct net_device *dev, | |
6922 | struct ethtool_stats *stats, u64 *buf) | |
6923 | { | |
972ec0d4 | 6924 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6925 | int i; |
6926 | u32 *hw_stats = (u32 *) bp->stats_blk; | |
14ab9b86 | 6927 | u8 *stats_len_arr = NULL; |
b6016b76 MC |
6928 | |
6929 | if (hw_stats == NULL) { | |
6930 | memset(buf, 0, sizeof(u64) * BNX2_NUM_STATS); | |
6931 | return; | |
6932 | } | |
6933 | ||
5b0c76ad MC |
6934 | if ((CHIP_ID(bp) == CHIP_ID_5706_A0) || |
6935 | (CHIP_ID(bp) == CHIP_ID_5706_A1) || | |
6936 | (CHIP_ID(bp) == CHIP_ID_5706_A2) || | |
6937 | (CHIP_ID(bp) == CHIP_ID_5708_A0)) | |
b6016b76 | 6938 | stats_len_arr = bnx2_5706_stats_len_arr; |
5b0c76ad MC |
6939 | else |
6940 | stats_len_arr = bnx2_5708_stats_len_arr; | |
b6016b76 MC |
6941 | |
6942 | for (i = 0; i < BNX2_NUM_STATS; i++) { | |
6943 | if (stats_len_arr[i] == 0) { | |
6944 | /* skip this counter */ | |
6945 | buf[i] = 0; | |
6946 | continue; | |
6947 | } | |
6948 | if (stats_len_arr[i] == 4) { | |
6949 | /* 4-byte counter */ | |
6950 | buf[i] = (u64) | |
6951 | *(hw_stats + bnx2_stats_offset_arr[i]); | |
6952 | continue; | |
6953 | } | |
6954 | /* 8-byte counter */ | |
6955 | buf[i] = (((u64) *(hw_stats + | |
6956 | bnx2_stats_offset_arr[i])) << 32) + | |
6957 | *(hw_stats + bnx2_stats_offset_arr[i] + 1); | |
6958 | } | |
6959 | } | |
6960 | ||
6961 | static int | |
6962 | bnx2_phys_id(struct net_device *dev, u32 data) | |
6963 | { | |
972ec0d4 | 6964 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6965 | int i; |
6966 | u32 save; | |
6967 | ||
6968 | if (data == 0) | |
6969 | data = 2; | |
6970 | ||
6971 | save = REG_RD(bp, BNX2_MISC_CFG); | |
6972 | REG_WR(bp, BNX2_MISC_CFG, BNX2_MISC_CFG_LEDMODE_MAC); | |
6973 | ||
6974 | for (i = 0; i < (data * 2); i++) { | |
6975 | if ((i % 2) == 0) { | |
6976 | REG_WR(bp, BNX2_EMAC_LED, BNX2_EMAC_LED_OVERRIDE); | |
6977 | } | |
6978 | else { | |
6979 | REG_WR(bp, BNX2_EMAC_LED, BNX2_EMAC_LED_OVERRIDE | | |
6980 | BNX2_EMAC_LED_1000MB_OVERRIDE | | |
6981 | BNX2_EMAC_LED_100MB_OVERRIDE | | |
6982 | BNX2_EMAC_LED_10MB_OVERRIDE | | |
6983 | BNX2_EMAC_LED_TRAFFIC_OVERRIDE | | |
6984 | BNX2_EMAC_LED_TRAFFIC); | |
6985 | } | |
6986 | msleep_interruptible(500); | |
6987 | if (signal_pending(current)) | |
6988 | break; | |
6989 | } | |
6990 | REG_WR(bp, BNX2_EMAC_LED, 0); | |
6991 | REG_WR(bp, BNX2_MISC_CFG, save); | |
6992 | return 0; | |
6993 | } | |
6994 | ||
4666f87a MC |
6995 | static int |
6996 | bnx2_set_tx_csum(struct net_device *dev, u32 data) | |
6997 | { | |
6998 | struct bnx2 *bp = netdev_priv(dev); | |
6999 | ||
7000 | if (CHIP_NUM(bp) == CHIP_NUM_5709) | |
6460d948 | 7001 | return (ethtool_op_set_tx_ipv6_csum(dev, data)); |
4666f87a MC |
7002 | else |
7003 | return (ethtool_op_set_tx_csum(dev, data)); | |
7004 | } | |
7005 | ||
7282d491 | 7006 | static const struct ethtool_ops bnx2_ethtool_ops = { |
b6016b76 MC |
7007 | .get_settings = bnx2_get_settings, |
7008 | .set_settings = bnx2_set_settings, | |
7009 | .get_drvinfo = bnx2_get_drvinfo, | |
244ac4f4 MC |
7010 | .get_regs_len = bnx2_get_regs_len, |
7011 | .get_regs = bnx2_get_regs, | |
b6016b76 MC |
7012 | .get_wol = bnx2_get_wol, |
7013 | .set_wol = bnx2_set_wol, | |
7014 | .nway_reset = bnx2_nway_reset, | |
7015 | .get_link = ethtool_op_get_link, | |
7016 | .get_eeprom_len = bnx2_get_eeprom_len, | |
7017 | .get_eeprom = bnx2_get_eeprom, | |
7018 | .set_eeprom = bnx2_set_eeprom, | |
7019 | .get_coalesce = bnx2_get_coalesce, | |
7020 | .set_coalesce = bnx2_set_coalesce, | |
7021 | .get_ringparam = bnx2_get_ringparam, | |
7022 | .set_ringparam = bnx2_set_ringparam, | |
7023 | .get_pauseparam = bnx2_get_pauseparam, | |
7024 | .set_pauseparam = bnx2_set_pauseparam, | |
7025 | .get_rx_csum = bnx2_get_rx_csum, | |
7026 | .set_rx_csum = bnx2_set_rx_csum, | |
4666f87a | 7027 | .set_tx_csum = bnx2_set_tx_csum, |
b6016b76 | 7028 | .set_sg = ethtool_op_set_sg, |
b11d6213 | 7029 | .set_tso = bnx2_set_tso, |
b6016b76 MC |
7030 | .self_test = bnx2_self_test, |
7031 | .get_strings = bnx2_get_strings, | |
7032 | .phys_id = bnx2_phys_id, | |
b6016b76 | 7033 | .get_ethtool_stats = bnx2_get_ethtool_stats, |
b9f2c044 | 7034 | .get_sset_count = bnx2_get_sset_count, |
b6016b76 MC |
7035 | }; |
7036 | ||
7037 | /* Called with rtnl_lock */ | |
7038 | static int | |
7039 | bnx2_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) | |
7040 | { | |
14ab9b86 | 7041 | struct mii_ioctl_data *data = if_mii(ifr); |
972ec0d4 | 7042 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
7043 | int err; |
7044 | ||
7045 | switch(cmd) { | |
7046 | case SIOCGMIIPHY: | |
7047 | data->phy_id = bp->phy_addr; | |
7048 | ||
7049 | /* fallthru */ | |
7050 | case SIOCGMIIREG: { | |
7051 | u32 mii_regval; | |
7052 | ||
583c28e5 | 7053 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) |
7b6b8347 MC |
7054 | return -EOPNOTSUPP; |
7055 | ||
dad3e452 MC |
7056 | if (!netif_running(dev)) |
7057 | return -EAGAIN; | |
7058 | ||
c770a65c | 7059 | spin_lock_bh(&bp->phy_lock); |
b6016b76 | 7060 | err = bnx2_read_phy(bp, data->reg_num & 0x1f, &mii_regval); |
c770a65c | 7061 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
7062 | |
7063 | data->val_out = mii_regval; | |
7064 | ||
7065 | return err; | |
7066 | } | |
7067 | ||
7068 | case SIOCSMIIREG: | |
7069 | if (!capable(CAP_NET_ADMIN)) | |
7070 | return -EPERM; | |
7071 | ||
583c28e5 | 7072 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) |
7b6b8347 MC |
7073 | return -EOPNOTSUPP; |
7074 | ||
dad3e452 MC |
7075 | if (!netif_running(dev)) |
7076 | return -EAGAIN; | |
7077 | ||
c770a65c | 7078 | spin_lock_bh(&bp->phy_lock); |
b6016b76 | 7079 | err = bnx2_write_phy(bp, data->reg_num & 0x1f, data->val_in); |
c770a65c | 7080 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
7081 | |
7082 | return err; | |
7083 | ||
7084 | default: | |
7085 | /* do nothing */ | |
7086 | break; | |
7087 | } | |
7088 | return -EOPNOTSUPP; | |
7089 | } | |
7090 | ||
7091 | /* Called with rtnl_lock */ | |
7092 | static int | |
7093 | bnx2_change_mac_addr(struct net_device *dev, void *p) | |
7094 | { | |
7095 | struct sockaddr *addr = p; | |
972ec0d4 | 7096 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 7097 | |
73eef4cd MC |
7098 | if (!is_valid_ether_addr(addr->sa_data)) |
7099 | return -EINVAL; | |
7100 | ||
b6016b76 MC |
7101 | memcpy(dev->dev_addr, addr->sa_data, dev->addr_len); |
7102 | if (netif_running(dev)) | |
7103 | bnx2_set_mac_addr(bp); | |
7104 | ||
7105 | return 0; | |
7106 | } | |
7107 | ||
7108 | /* Called with rtnl_lock */ | |
7109 | static int | |
7110 | bnx2_change_mtu(struct net_device *dev, int new_mtu) | |
7111 | { | |
972ec0d4 | 7112 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
7113 | |
7114 | if (((new_mtu + ETH_HLEN) > MAX_ETHERNET_JUMBO_PACKET_SIZE) || | |
7115 | ((new_mtu + ETH_HLEN) < MIN_ETHERNET_PACKET_SIZE)) | |
7116 | return -EINVAL; | |
7117 | ||
7118 | dev->mtu = new_mtu; | |
5d5d0015 | 7119 | return (bnx2_change_ring_size(bp, bp->rx_ring_size, bp->tx_ring_size)); |
b6016b76 MC |
7120 | } |
7121 | ||
7122 | #if defined(HAVE_POLL_CONTROLLER) || defined(CONFIG_NET_POLL_CONTROLLER) | |
7123 | static void | |
7124 | poll_bnx2(struct net_device *dev) | |
7125 | { | |
972ec0d4 | 7126 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
7127 | |
7128 | disable_irq(bp->pdev->irq); | |
7d12e780 | 7129 | bnx2_interrupt(bp->pdev->irq, dev); |
b6016b76 MC |
7130 | enable_irq(bp->pdev->irq); |
7131 | } | |
7132 | #endif | |
7133 | ||
253c8b75 MC |
7134 | static void __devinit |
7135 | bnx2_get_5709_media(struct bnx2 *bp) | |
7136 | { | |
7137 | u32 val = REG_RD(bp, BNX2_MISC_DUAL_MEDIA_CTRL); | |
7138 | u32 bond_id = val & BNX2_MISC_DUAL_MEDIA_CTRL_BOND_ID; | |
7139 | u32 strap; | |
7140 | ||
7141 | if (bond_id == BNX2_MISC_DUAL_MEDIA_CTRL_BOND_ID_C) | |
7142 | return; | |
7143 | else if (bond_id == BNX2_MISC_DUAL_MEDIA_CTRL_BOND_ID_S) { | |
583c28e5 | 7144 | bp->phy_flags |= BNX2_PHY_FLAG_SERDES; |
253c8b75 MC |
7145 | return; |
7146 | } | |
7147 | ||
7148 | if (val & BNX2_MISC_DUAL_MEDIA_CTRL_STRAP_OVERRIDE) | |
7149 | strap = (val & BNX2_MISC_DUAL_MEDIA_CTRL_PHY_CTRL) >> 21; | |
7150 | else | |
7151 | strap = (val & BNX2_MISC_DUAL_MEDIA_CTRL_PHY_CTRL_STRAP) >> 8; | |
7152 | ||
7153 | if (PCI_FUNC(bp->pdev->devfn) == 0) { | |
7154 | switch (strap) { | |
7155 | case 0x4: | |
7156 | case 0x5: | |
7157 | case 0x6: | |
583c28e5 | 7158 | bp->phy_flags |= BNX2_PHY_FLAG_SERDES; |
253c8b75 MC |
7159 | return; |
7160 | } | |
7161 | } else { | |
7162 | switch (strap) { | |
7163 | case 0x1: | |
7164 | case 0x2: | |
7165 | case 0x4: | |
583c28e5 | 7166 | bp->phy_flags |= BNX2_PHY_FLAG_SERDES; |
253c8b75 MC |
7167 | return; |
7168 | } | |
7169 | } | |
7170 | } | |
7171 | ||
883e5151 MC |
7172 | static void __devinit |
7173 | bnx2_get_pci_speed(struct bnx2 *bp) | |
7174 | { | |
7175 | u32 reg; | |
7176 | ||
7177 | reg = REG_RD(bp, BNX2_PCICFG_MISC_STATUS); | |
7178 | if (reg & BNX2_PCICFG_MISC_STATUS_PCIX_DET) { | |
7179 | u32 clkreg; | |
7180 | ||
f86e82fb | 7181 | bp->flags |= BNX2_FLAG_PCIX; |
883e5151 MC |
7182 | |
7183 | clkreg = REG_RD(bp, BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS); | |
7184 | ||
7185 | clkreg &= BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET; | |
7186 | switch (clkreg) { | |
7187 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_133MHZ: | |
7188 | bp->bus_speed_mhz = 133; | |
7189 | break; | |
7190 | ||
7191 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_95MHZ: | |
7192 | bp->bus_speed_mhz = 100; | |
7193 | break; | |
7194 | ||
7195 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_66MHZ: | |
7196 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_80MHZ: | |
7197 | bp->bus_speed_mhz = 66; | |
7198 | break; | |
7199 | ||
7200 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_48MHZ: | |
7201 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_55MHZ: | |
7202 | bp->bus_speed_mhz = 50; | |
7203 | break; | |
7204 | ||
7205 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_LOW: | |
7206 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_32MHZ: | |
7207 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_38MHZ: | |
7208 | bp->bus_speed_mhz = 33; | |
7209 | break; | |
7210 | } | |
7211 | } | |
7212 | else { | |
7213 | if (reg & BNX2_PCICFG_MISC_STATUS_M66EN) | |
7214 | bp->bus_speed_mhz = 66; | |
7215 | else | |
7216 | bp->bus_speed_mhz = 33; | |
7217 | } | |
7218 | ||
7219 | if (reg & BNX2_PCICFG_MISC_STATUS_32BIT_DET) | |
f86e82fb | 7220 | bp->flags |= BNX2_FLAG_PCI_32BIT; |
883e5151 MC |
7221 | |
7222 | } | |
7223 | ||
b6016b76 MC |
7224 | static int __devinit |
7225 | bnx2_init_board(struct pci_dev *pdev, struct net_device *dev) | |
7226 | { | |
7227 | struct bnx2 *bp; | |
7228 | unsigned long mem_len; | |
58fc2ea4 | 7229 | int rc, i, j; |
b6016b76 | 7230 | u32 reg; |
40453c83 | 7231 | u64 dma_mask, persist_dma_mask; |
b6016b76 | 7232 | |
b6016b76 | 7233 | SET_NETDEV_DEV(dev, &pdev->dev); |
972ec0d4 | 7234 | bp = netdev_priv(dev); |
b6016b76 MC |
7235 | |
7236 | bp->flags = 0; | |
7237 | bp->phy_flags = 0; | |
7238 | ||
7239 | /* enable device (incl. PCI PM wakeup), and bus-mastering */ | |
7240 | rc = pci_enable_device(pdev); | |
7241 | if (rc) { | |
898eb71c | 7242 | dev_err(&pdev->dev, "Cannot enable PCI device, aborting.\n"); |
b6016b76 MC |
7243 | goto err_out; |
7244 | } | |
7245 | ||
7246 | if (!(pci_resource_flags(pdev, 0) & IORESOURCE_MEM)) { | |
9b91cf9d | 7247 | dev_err(&pdev->dev, |
2e8a538d | 7248 | "Cannot find PCI device base address, aborting.\n"); |
b6016b76 MC |
7249 | rc = -ENODEV; |
7250 | goto err_out_disable; | |
7251 | } | |
7252 | ||
7253 | rc = pci_request_regions(pdev, DRV_MODULE_NAME); | |
7254 | if (rc) { | |
9b91cf9d | 7255 | dev_err(&pdev->dev, "Cannot obtain PCI resources, aborting.\n"); |
b6016b76 MC |
7256 | goto err_out_disable; |
7257 | } | |
7258 | ||
7259 | pci_set_master(pdev); | |
6ff2da49 | 7260 | pci_save_state(pdev); |
b6016b76 MC |
7261 | |
7262 | bp->pm_cap = pci_find_capability(pdev, PCI_CAP_ID_PM); | |
7263 | if (bp->pm_cap == 0) { | |
9b91cf9d | 7264 | dev_err(&pdev->dev, |
2e8a538d | 7265 | "Cannot find power management capability, aborting.\n"); |
b6016b76 MC |
7266 | rc = -EIO; |
7267 | goto err_out_release; | |
7268 | } | |
7269 | ||
b6016b76 MC |
7270 | bp->dev = dev; |
7271 | bp->pdev = pdev; | |
7272 | ||
7273 | spin_lock_init(&bp->phy_lock); | |
1b8227c4 | 7274 | spin_lock_init(&bp->indirect_lock); |
c4028958 | 7275 | INIT_WORK(&bp->reset_task, bnx2_reset_task); |
b6016b76 MC |
7276 | |
7277 | dev->base_addr = dev->mem_start = pci_resource_start(pdev, 0); | |
59b47d8a | 7278 | mem_len = MB_GET_CID_ADDR(TX_TSS_CID + 1); |
b6016b76 MC |
7279 | dev->mem_end = dev->mem_start + mem_len; |
7280 | dev->irq = pdev->irq; | |
7281 | ||
7282 | bp->regview = ioremap_nocache(dev->base_addr, mem_len); | |
7283 | ||
7284 | if (!bp->regview) { | |
9b91cf9d | 7285 | dev_err(&pdev->dev, "Cannot map register space, aborting.\n"); |
b6016b76 MC |
7286 | rc = -ENOMEM; |
7287 | goto err_out_release; | |
7288 | } | |
7289 | ||
7290 | /* Configure byte swap and enable write to the reg_window registers. | |
7291 | * Rely on CPU to do target byte swapping on big endian systems | |
7292 | * The chip's target access swapping will not swap all accesses | |
7293 | */ | |
7294 | pci_write_config_dword(bp->pdev, BNX2_PCICFG_MISC_CONFIG, | |
7295 | BNX2_PCICFG_MISC_CONFIG_REG_WINDOW_ENA | | |
7296 | BNX2_PCICFG_MISC_CONFIG_TARGET_MB_WORD_SWAP); | |
7297 | ||
829ca9a3 | 7298 | bnx2_set_power_state(bp, PCI_D0); |
b6016b76 MC |
7299 | |
7300 | bp->chip_id = REG_RD(bp, BNX2_MISC_ID); | |
7301 | ||
883e5151 MC |
7302 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
7303 | if (pci_find_capability(pdev, PCI_CAP_ID_EXP) == 0) { | |
7304 | dev_err(&pdev->dev, | |
7305 | "Cannot find PCIE capability, aborting.\n"); | |
7306 | rc = -EIO; | |
7307 | goto err_out_unmap; | |
7308 | } | |
f86e82fb | 7309 | bp->flags |= BNX2_FLAG_PCIE; |
2dd201d7 | 7310 | if (CHIP_REV(bp) == CHIP_REV_Ax) |
f86e82fb | 7311 | bp->flags |= BNX2_FLAG_JUMBO_BROKEN; |
883e5151 | 7312 | } else { |
59b47d8a MC |
7313 | bp->pcix_cap = pci_find_capability(pdev, PCI_CAP_ID_PCIX); |
7314 | if (bp->pcix_cap == 0) { | |
7315 | dev_err(&pdev->dev, | |
7316 | "Cannot find PCIX capability, aborting.\n"); | |
7317 | rc = -EIO; | |
7318 | goto err_out_unmap; | |
7319 | } | |
7320 | } | |
7321 | ||
b4b36042 MC |
7322 | if (CHIP_NUM(bp) == CHIP_NUM_5709 && CHIP_REV(bp) != CHIP_REV_Ax) { |
7323 | if (pci_find_capability(pdev, PCI_CAP_ID_MSIX)) | |
f86e82fb | 7324 | bp->flags |= BNX2_FLAG_MSIX_CAP; |
b4b36042 MC |
7325 | } |
7326 | ||
8e6a72c4 MC |
7327 | if (CHIP_ID(bp) != CHIP_ID_5706_A0 && CHIP_ID(bp) != CHIP_ID_5706_A1) { |
7328 | if (pci_find_capability(pdev, PCI_CAP_ID_MSI)) | |
f86e82fb | 7329 | bp->flags |= BNX2_FLAG_MSI_CAP; |
8e6a72c4 MC |
7330 | } |
7331 | ||
40453c83 MC |
7332 | /* 5708 cannot support DMA addresses > 40-bit. */ |
7333 | if (CHIP_NUM(bp) == CHIP_NUM_5708) | |
7334 | persist_dma_mask = dma_mask = DMA_40BIT_MASK; | |
7335 | else | |
7336 | persist_dma_mask = dma_mask = DMA_64BIT_MASK; | |
7337 | ||
7338 | /* Configure DMA attributes. */ | |
7339 | if (pci_set_dma_mask(pdev, dma_mask) == 0) { | |
7340 | dev->features |= NETIF_F_HIGHDMA; | |
7341 | rc = pci_set_consistent_dma_mask(pdev, persist_dma_mask); | |
7342 | if (rc) { | |
7343 | dev_err(&pdev->dev, | |
7344 | "pci_set_consistent_dma_mask failed, aborting.\n"); | |
7345 | goto err_out_unmap; | |
7346 | } | |
7347 | } else if ((rc = pci_set_dma_mask(pdev, DMA_32BIT_MASK)) != 0) { | |
7348 | dev_err(&pdev->dev, "System does not support DMA, aborting.\n"); | |
7349 | goto err_out_unmap; | |
7350 | } | |
7351 | ||
f86e82fb | 7352 | if (!(bp->flags & BNX2_FLAG_PCIE)) |
883e5151 | 7353 | bnx2_get_pci_speed(bp); |
b6016b76 MC |
7354 | |
7355 | /* 5706A0 may falsely detect SERR and PERR. */ | |
7356 | if (CHIP_ID(bp) == CHIP_ID_5706_A0) { | |
7357 | reg = REG_RD(bp, PCI_COMMAND); | |
7358 | reg &= ~(PCI_COMMAND_SERR | PCI_COMMAND_PARITY); | |
7359 | REG_WR(bp, PCI_COMMAND, reg); | |
7360 | } | |
7361 | else if ((CHIP_ID(bp) == CHIP_ID_5706_A1) && | |
f86e82fb | 7362 | !(bp->flags & BNX2_FLAG_PCIX)) { |
b6016b76 | 7363 | |
9b91cf9d | 7364 | dev_err(&pdev->dev, |
2e8a538d | 7365 | "5706 A1 can only be used in a PCIX bus, aborting.\n"); |
b6016b76 MC |
7366 | goto err_out_unmap; |
7367 | } | |
7368 | ||
7369 | bnx2_init_nvram(bp); | |
7370 | ||
2726d6e1 | 7371 | reg = bnx2_reg_rd_ind(bp, BNX2_SHM_HDR_SIGNATURE); |
e3648b3d MC |
7372 | |
7373 | if ((reg & BNX2_SHM_HDR_SIGNATURE_SIG_MASK) == | |
24cb230b MC |
7374 | BNX2_SHM_HDR_SIGNATURE_SIG) { |
7375 | u32 off = PCI_FUNC(pdev->devfn) << 2; | |
7376 | ||
2726d6e1 | 7377 | bp->shmem_base = bnx2_reg_rd_ind(bp, BNX2_SHM_HDR_ADDR_0 + off); |
24cb230b | 7378 | } else |
e3648b3d MC |
7379 | bp->shmem_base = HOST_VIEW_SHMEM_BASE; |
7380 | ||
b6016b76 MC |
7381 | /* Get the permanent MAC address. First we need to make sure the |
7382 | * firmware is actually running. | |
7383 | */ | |
2726d6e1 | 7384 | reg = bnx2_shmem_rd(bp, BNX2_DEV_INFO_SIGNATURE); |
b6016b76 MC |
7385 | |
7386 | if ((reg & BNX2_DEV_INFO_SIGNATURE_MAGIC_MASK) != | |
7387 | BNX2_DEV_INFO_SIGNATURE_MAGIC) { | |
9b91cf9d | 7388 | dev_err(&pdev->dev, "Firmware not running, aborting.\n"); |
b6016b76 MC |
7389 | rc = -ENODEV; |
7390 | goto err_out_unmap; | |
7391 | } | |
7392 | ||
2726d6e1 | 7393 | reg = bnx2_shmem_rd(bp, BNX2_DEV_INFO_BC_REV); |
58fc2ea4 MC |
7394 | for (i = 0, j = 0; i < 3; i++) { |
7395 | u8 num, k, skip0; | |
7396 | ||
7397 | num = (u8) (reg >> (24 - (i * 8))); | |
7398 | for (k = 100, skip0 = 1; k >= 1; num %= k, k /= 10) { | |
7399 | if (num >= k || !skip0 || k == 1) { | |
7400 | bp->fw_version[j++] = (num / k) + '0'; | |
7401 | skip0 = 0; | |
7402 | } | |
7403 | } | |
7404 | if (i != 2) | |
7405 | bp->fw_version[j++] = '.'; | |
7406 | } | |
2726d6e1 | 7407 | reg = bnx2_shmem_rd(bp, BNX2_PORT_FEATURE); |
846f5c62 MC |
7408 | if (reg & BNX2_PORT_FEATURE_WOL_ENABLED) |
7409 | bp->wol = 1; | |
7410 | ||
7411 | if (reg & BNX2_PORT_FEATURE_ASF_ENABLED) { | |
f86e82fb | 7412 | bp->flags |= BNX2_FLAG_ASF_ENABLE; |
c2d3db8c MC |
7413 | |
7414 | for (i = 0; i < 30; i++) { | |
2726d6e1 | 7415 | reg = bnx2_shmem_rd(bp, BNX2_BC_STATE_CONDITION); |
c2d3db8c MC |
7416 | if (reg & BNX2_CONDITION_MFW_RUN_MASK) |
7417 | break; | |
7418 | msleep(10); | |
7419 | } | |
7420 | } | |
2726d6e1 | 7421 | reg = bnx2_shmem_rd(bp, BNX2_BC_STATE_CONDITION); |
58fc2ea4 MC |
7422 | reg &= BNX2_CONDITION_MFW_RUN_MASK; |
7423 | if (reg != BNX2_CONDITION_MFW_RUN_UNKNOWN && | |
7424 | reg != BNX2_CONDITION_MFW_RUN_NONE) { | |
7425 | int i; | |
2726d6e1 | 7426 | u32 addr = bnx2_shmem_rd(bp, BNX2_MFW_VER_PTR); |
58fc2ea4 MC |
7427 | |
7428 | bp->fw_version[j++] = ' '; | |
7429 | for (i = 0; i < 3; i++) { | |
2726d6e1 | 7430 | reg = bnx2_reg_rd_ind(bp, addr + i * 4); |
58fc2ea4 MC |
7431 | reg = swab32(reg); |
7432 | memcpy(&bp->fw_version[j], ®, 4); | |
7433 | j += 4; | |
7434 | } | |
7435 | } | |
b6016b76 | 7436 | |
2726d6e1 | 7437 | reg = bnx2_shmem_rd(bp, BNX2_PORT_HW_CFG_MAC_UPPER); |
b6016b76 MC |
7438 | bp->mac_addr[0] = (u8) (reg >> 8); |
7439 | bp->mac_addr[1] = (u8) reg; | |
7440 | ||
2726d6e1 | 7441 | reg = bnx2_shmem_rd(bp, BNX2_PORT_HW_CFG_MAC_LOWER); |
b6016b76 MC |
7442 | bp->mac_addr[2] = (u8) (reg >> 24); |
7443 | bp->mac_addr[3] = (u8) (reg >> 16); | |
7444 | bp->mac_addr[4] = (u8) (reg >> 8); | |
7445 | bp->mac_addr[5] = (u8) reg; | |
7446 | ||
7447 | bp->tx_ring_size = MAX_TX_DESC_CNT; | |
932f3772 | 7448 | bnx2_set_rx_ring_size(bp, 255); |
b6016b76 MC |
7449 | |
7450 | bp->rx_csum = 1; | |
7451 | ||
b6016b76 MC |
7452 | bp->tx_quick_cons_trip_int = 20; |
7453 | bp->tx_quick_cons_trip = 20; | |
7454 | bp->tx_ticks_int = 80; | |
7455 | bp->tx_ticks = 80; | |
6aa20a22 | 7456 | |
b6016b76 MC |
7457 | bp->rx_quick_cons_trip_int = 6; |
7458 | bp->rx_quick_cons_trip = 6; | |
7459 | bp->rx_ticks_int = 18; | |
7460 | bp->rx_ticks = 18; | |
7461 | ||
7ea6920e | 7462 | bp->stats_ticks = USEC_PER_SEC & BNX2_HC_STATS_TICKS_HC_STAT_TICKS; |
b6016b76 MC |
7463 | |
7464 | bp->timer_interval = HZ; | |
cd339a0e | 7465 | bp->current_interval = HZ; |
b6016b76 | 7466 | |
5b0c76ad MC |
7467 | bp->phy_addr = 1; |
7468 | ||
b6016b76 | 7469 | /* Disable WOL support if we are running on a SERDES chip. */ |
253c8b75 MC |
7470 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
7471 | bnx2_get_5709_media(bp); | |
7472 | else if (CHIP_BOND_ID(bp) & CHIP_BOND_ID_SERDES_BIT) | |
583c28e5 | 7473 | bp->phy_flags |= BNX2_PHY_FLAG_SERDES; |
bac0dff6 | 7474 | |
0d8a6571 | 7475 | bp->phy_port = PORT_TP; |
583c28e5 | 7476 | if (bp->phy_flags & BNX2_PHY_FLAG_SERDES) { |
0d8a6571 | 7477 | bp->phy_port = PORT_FIBRE; |
2726d6e1 | 7478 | reg = bnx2_shmem_rd(bp, BNX2_SHARED_HW_CFG_CONFIG); |
846f5c62 | 7479 | if (!(reg & BNX2_SHARED_HW_CFG_GIG_LINK_ON_VAUX)) { |
f86e82fb | 7480 | bp->flags |= BNX2_FLAG_NO_WOL; |
846f5c62 MC |
7481 | bp->wol = 0; |
7482 | } | |
38ea3686 MC |
7483 | if (CHIP_NUM(bp) == CHIP_NUM_5706) { |
7484 | /* Don't do parallel detect on this board because of | |
7485 | * some board problems. The link will not go down | |
7486 | * if we do parallel detect. | |
7487 | */ | |
7488 | if (pdev->subsystem_vendor == PCI_VENDOR_ID_HP && | |
7489 | pdev->subsystem_device == 0x310c) | |
7490 | bp->phy_flags |= BNX2_PHY_FLAG_NO_PARALLEL; | |
7491 | } else { | |
5b0c76ad | 7492 | bp->phy_addr = 2; |
5b0c76ad | 7493 | if (reg & BNX2_SHARED_HW_CFG_PHY_2_5G) |
583c28e5 | 7494 | bp->phy_flags |= BNX2_PHY_FLAG_2_5G_CAPABLE; |
5b0c76ad | 7495 | } |
261dd5ca MC |
7496 | } else if (CHIP_NUM(bp) == CHIP_NUM_5706 || |
7497 | CHIP_NUM(bp) == CHIP_NUM_5708) | |
583c28e5 | 7498 | bp->phy_flags |= BNX2_PHY_FLAG_CRC_FIX; |
fb0c18bd MC |
7499 | else if (CHIP_NUM(bp) == CHIP_NUM_5709 && |
7500 | (CHIP_REV(bp) == CHIP_REV_Ax || | |
7501 | CHIP_REV(bp) == CHIP_REV_Bx)) | |
583c28e5 | 7502 | bp->phy_flags |= BNX2_PHY_FLAG_DIS_EARLY_DAC; |
b6016b76 | 7503 | |
7c62e83b MC |
7504 | bnx2_init_fw_cap(bp); |
7505 | ||
16088272 MC |
7506 | if ((CHIP_ID(bp) == CHIP_ID_5708_A0) || |
7507 | (CHIP_ID(bp) == CHIP_ID_5708_B0) || | |
846f5c62 | 7508 | (CHIP_ID(bp) == CHIP_ID_5708_B1)) { |
f86e82fb | 7509 | bp->flags |= BNX2_FLAG_NO_WOL; |
846f5c62 MC |
7510 | bp->wol = 0; |
7511 | } | |
dda1e390 | 7512 | |
b6016b76 MC |
7513 | if (CHIP_ID(bp) == CHIP_ID_5706_A0) { |
7514 | bp->tx_quick_cons_trip_int = | |
7515 | bp->tx_quick_cons_trip; | |
7516 | bp->tx_ticks_int = bp->tx_ticks; | |
7517 | bp->rx_quick_cons_trip_int = | |
7518 | bp->rx_quick_cons_trip; | |
7519 | bp->rx_ticks_int = bp->rx_ticks; | |
7520 | bp->comp_prod_trip_int = bp->comp_prod_trip; | |
7521 | bp->com_ticks_int = bp->com_ticks; | |
7522 | bp->cmd_ticks_int = bp->cmd_ticks; | |
7523 | } | |
7524 | ||
f9317a40 MC |
7525 | /* Disable MSI on 5706 if AMD 8132 bridge is found. |
7526 | * | |
7527 | * MSI is defined to be 32-bit write. The 5706 does 64-bit MSI writes | |
7528 | * with byte enables disabled on the unused 32-bit word. This is legal | |
7529 | * but causes problems on the AMD 8132 which will eventually stop | |
7530 | * responding after a while. | |
7531 | * | |
7532 | * AMD believes this incompatibility is unique to the 5706, and | |
88187dfa | 7533 | * prefers to locally disable MSI rather than globally disabling it. |
f9317a40 MC |
7534 | */ |
7535 | if (CHIP_NUM(bp) == CHIP_NUM_5706 && disable_msi == 0) { | |
7536 | struct pci_dev *amd_8132 = NULL; | |
7537 | ||
7538 | while ((amd_8132 = pci_get_device(PCI_VENDOR_ID_AMD, | |
7539 | PCI_DEVICE_ID_AMD_8132_BRIDGE, | |
7540 | amd_8132))) { | |
f9317a40 | 7541 | |
44c10138 AK |
7542 | if (amd_8132->revision >= 0x10 && |
7543 | amd_8132->revision <= 0x13) { | |
f9317a40 MC |
7544 | disable_msi = 1; |
7545 | pci_dev_put(amd_8132); | |
7546 | break; | |
7547 | } | |
7548 | } | |
7549 | } | |
7550 | ||
deaf391b | 7551 | bnx2_set_default_link(bp); |
b6016b76 MC |
7552 | bp->req_flow_ctrl = FLOW_CTRL_RX | FLOW_CTRL_TX; |
7553 | ||
cd339a0e MC |
7554 | init_timer(&bp->timer); |
7555 | bp->timer.expires = RUN_AT(bp->timer_interval); | |
7556 | bp->timer.data = (unsigned long) bp; | |
7557 | bp->timer.function = bnx2_timer; | |
7558 | ||
b6016b76 MC |
7559 | return 0; |
7560 | ||
7561 | err_out_unmap: | |
7562 | if (bp->regview) { | |
7563 | iounmap(bp->regview); | |
73eef4cd | 7564 | bp->regview = NULL; |
b6016b76 MC |
7565 | } |
7566 | ||
7567 | err_out_release: | |
7568 | pci_release_regions(pdev); | |
7569 | ||
7570 | err_out_disable: | |
7571 | pci_disable_device(pdev); | |
7572 | pci_set_drvdata(pdev, NULL); | |
7573 | ||
7574 | err_out: | |
7575 | return rc; | |
7576 | } | |
7577 | ||
883e5151 MC |
7578 | static char * __devinit |
7579 | bnx2_bus_string(struct bnx2 *bp, char *str) | |
7580 | { | |
7581 | char *s = str; | |
7582 | ||
f86e82fb | 7583 | if (bp->flags & BNX2_FLAG_PCIE) { |
883e5151 MC |
7584 | s += sprintf(s, "PCI Express"); |
7585 | } else { | |
7586 | s += sprintf(s, "PCI"); | |
f86e82fb | 7587 | if (bp->flags & BNX2_FLAG_PCIX) |
883e5151 | 7588 | s += sprintf(s, "-X"); |
f86e82fb | 7589 | if (bp->flags & BNX2_FLAG_PCI_32BIT) |
883e5151 MC |
7590 | s += sprintf(s, " 32-bit"); |
7591 | else | |
7592 | s += sprintf(s, " 64-bit"); | |
7593 | s += sprintf(s, " %dMHz", bp->bus_speed_mhz); | |
7594 | } | |
7595 | return str; | |
7596 | } | |
7597 | ||
2ba582b7 | 7598 | static void __devinit |
35efa7c1 MC |
7599 | bnx2_init_napi(struct bnx2 *bp) |
7600 | { | |
b4b36042 | 7601 | int i; |
35efa7c1 | 7602 | |
b4b36042 | 7603 | for (i = 0; i < BNX2_MAX_MSIX_VEC; i++) { |
35e9010b MC |
7604 | struct bnx2_napi *bnapi = &bp->bnx2_napi[i]; |
7605 | int (*poll)(struct napi_struct *, int); | |
7606 | ||
7607 | if (i == 0) | |
7608 | poll = bnx2_poll; | |
7609 | else | |
f0ea2e63 | 7610 | poll = bnx2_poll_msix; |
35e9010b MC |
7611 | |
7612 | netif_napi_add(bp->dev, &bp->bnx2_napi[i].napi, poll, 64); | |
b4b36042 MC |
7613 | bnapi->bp = bp; |
7614 | } | |
35efa7c1 MC |
7615 | } |
7616 | ||
b6016b76 MC |
7617 | static int __devinit |
7618 | bnx2_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) | |
7619 | { | |
7620 | static int version_printed = 0; | |
7621 | struct net_device *dev = NULL; | |
7622 | struct bnx2 *bp; | |
0795af57 | 7623 | int rc; |
883e5151 | 7624 | char str[40]; |
0795af57 | 7625 | DECLARE_MAC_BUF(mac); |
b6016b76 MC |
7626 | |
7627 | if (version_printed++ == 0) | |
7628 | printk(KERN_INFO "%s", version); | |
7629 | ||
7630 | /* dev zeroed in init_etherdev */ | |
7631 | dev = alloc_etherdev(sizeof(*bp)); | |
7632 | ||
7633 | if (!dev) | |
7634 | return -ENOMEM; | |
7635 | ||
7636 | rc = bnx2_init_board(pdev, dev); | |
7637 | if (rc < 0) { | |
7638 | free_netdev(dev); | |
7639 | return rc; | |
7640 | } | |
7641 | ||
7642 | dev->open = bnx2_open; | |
7643 | dev->hard_start_xmit = bnx2_start_xmit; | |
7644 | dev->stop = bnx2_close; | |
7645 | dev->get_stats = bnx2_get_stats; | |
7646 | dev->set_multicast_list = bnx2_set_rx_mode; | |
7647 | dev->do_ioctl = bnx2_ioctl; | |
7648 | dev->set_mac_address = bnx2_change_mac_addr; | |
7649 | dev->change_mtu = bnx2_change_mtu; | |
7650 | dev->tx_timeout = bnx2_tx_timeout; | |
7651 | dev->watchdog_timeo = TX_TIMEOUT; | |
7652 | #ifdef BCM_VLAN | |
7653 | dev->vlan_rx_register = bnx2_vlan_rx_register; | |
b6016b76 | 7654 | #endif |
b6016b76 | 7655 | dev->ethtool_ops = &bnx2_ethtool_ops; |
b6016b76 | 7656 | |
972ec0d4 | 7657 | bp = netdev_priv(dev); |
35efa7c1 | 7658 | bnx2_init_napi(bp); |
b6016b76 MC |
7659 | |
7660 | #if defined(HAVE_POLL_CONTROLLER) || defined(CONFIG_NET_POLL_CONTROLLER) | |
7661 | dev->poll_controller = poll_bnx2; | |
7662 | #endif | |
7663 | ||
1b2f922f MC |
7664 | pci_set_drvdata(pdev, dev); |
7665 | ||
7666 | memcpy(dev->dev_addr, bp->mac_addr, 6); | |
7667 | memcpy(dev->perm_addr, bp->mac_addr, 6); | |
7668 | bp->name = board_info[ent->driver_data].name; | |
7669 | ||
d212f87b | 7670 | dev->features |= NETIF_F_IP_CSUM | NETIF_F_SG; |
4666f87a | 7671 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
d212f87b SH |
7672 | dev->features |= NETIF_F_IPV6_CSUM; |
7673 | ||
1b2f922f MC |
7674 | #ifdef BCM_VLAN |
7675 | dev->features |= NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_RX; | |
7676 | #endif | |
7677 | dev->features |= NETIF_F_TSO | NETIF_F_TSO_ECN; | |
4666f87a MC |
7678 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
7679 | dev->features |= NETIF_F_TSO6; | |
1b2f922f | 7680 | |
b6016b76 | 7681 | if ((rc = register_netdev(dev))) { |
9b91cf9d | 7682 | dev_err(&pdev->dev, "Cannot register net device\n"); |
b6016b76 MC |
7683 | if (bp->regview) |
7684 | iounmap(bp->regview); | |
7685 | pci_release_regions(pdev); | |
7686 | pci_disable_device(pdev); | |
7687 | pci_set_drvdata(pdev, NULL); | |
7688 | free_netdev(dev); | |
7689 | return rc; | |
7690 | } | |
7691 | ||
883e5151 | 7692 | printk(KERN_INFO "%s: %s (%c%d) %s found at mem %lx, " |
0795af57 | 7693 | "IRQ %d, node addr %s\n", |
b6016b76 MC |
7694 | dev->name, |
7695 | bp->name, | |
7696 | ((CHIP_ID(bp) & 0xf000) >> 12) + 'A', | |
7697 | ((CHIP_ID(bp) & 0x0ff0) >> 4), | |
883e5151 | 7698 | bnx2_bus_string(bp, str), |
b6016b76 | 7699 | dev->base_addr, |
0795af57 | 7700 | bp->pdev->irq, print_mac(mac, dev->dev_addr)); |
b6016b76 | 7701 | |
b6016b76 MC |
7702 | return 0; |
7703 | } | |
7704 | ||
7705 | static void __devexit | |
7706 | bnx2_remove_one(struct pci_dev *pdev) | |
7707 | { | |
7708 | struct net_device *dev = pci_get_drvdata(pdev); | |
972ec0d4 | 7709 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 7710 | |
afdc08b9 MC |
7711 | flush_scheduled_work(); |
7712 | ||
b6016b76 MC |
7713 | unregister_netdev(dev); |
7714 | ||
7715 | if (bp->regview) | |
7716 | iounmap(bp->regview); | |
7717 | ||
7718 | free_netdev(dev); | |
7719 | pci_release_regions(pdev); | |
7720 | pci_disable_device(pdev); | |
7721 | pci_set_drvdata(pdev, NULL); | |
7722 | } | |
7723 | ||
7724 | static int | |
829ca9a3 | 7725 | bnx2_suspend(struct pci_dev *pdev, pm_message_t state) |
b6016b76 MC |
7726 | { |
7727 | struct net_device *dev = pci_get_drvdata(pdev); | |
972ec0d4 | 7728 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
7729 | u32 reset_code; |
7730 | ||
6caebb02 MC |
7731 | /* PCI register 4 needs to be saved whether netif_running() or not. |
7732 | * MSI address and data need to be saved if using MSI and | |
7733 | * netif_running(). | |
7734 | */ | |
7735 | pci_save_state(pdev); | |
b6016b76 MC |
7736 | if (!netif_running(dev)) |
7737 | return 0; | |
7738 | ||
1d60290f | 7739 | flush_scheduled_work(); |
b6016b76 MC |
7740 | bnx2_netif_stop(bp); |
7741 | netif_device_detach(dev); | |
7742 | del_timer_sync(&bp->timer); | |
f86e82fb | 7743 | if (bp->flags & BNX2_FLAG_NO_WOL) |
6c4f095e | 7744 | reset_code = BNX2_DRV_MSG_CODE_UNLOAD_LNK_DN; |
dda1e390 | 7745 | else if (bp->wol) |
b6016b76 MC |
7746 | reset_code = BNX2_DRV_MSG_CODE_SUSPEND_WOL; |
7747 | else | |
7748 | reset_code = BNX2_DRV_MSG_CODE_SUSPEND_NO_WOL; | |
7749 | bnx2_reset_chip(bp, reset_code); | |
7750 | bnx2_free_skbs(bp); | |
829ca9a3 | 7751 | bnx2_set_power_state(bp, pci_choose_state(pdev, state)); |
b6016b76 MC |
7752 | return 0; |
7753 | } | |
7754 | ||
7755 | static int | |
7756 | bnx2_resume(struct pci_dev *pdev) | |
7757 | { | |
7758 | struct net_device *dev = pci_get_drvdata(pdev); | |
972ec0d4 | 7759 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 7760 | |
6caebb02 | 7761 | pci_restore_state(pdev); |
b6016b76 MC |
7762 | if (!netif_running(dev)) |
7763 | return 0; | |
7764 | ||
829ca9a3 | 7765 | bnx2_set_power_state(bp, PCI_D0); |
b6016b76 | 7766 | netif_device_attach(dev); |
9a120bc5 | 7767 | bnx2_init_nic(bp, 1); |
b6016b76 MC |
7768 | bnx2_netif_start(bp); |
7769 | return 0; | |
7770 | } | |
7771 | ||
6ff2da49 WX |
7772 | /** |
7773 | * bnx2_io_error_detected - called when PCI error is detected | |
7774 | * @pdev: Pointer to PCI device | |
7775 | * @state: The current pci connection state | |
7776 | * | |
7777 | * This function is called after a PCI bus error affecting | |
7778 | * this device has been detected. | |
7779 | */ | |
7780 | static pci_ers_result_t bnx2_io_error_detected(struct pci_dev *pdev, | |
7781 | pci_channel_state_t state) | |
7782 | { | |
7783 | struct net_device *dev = pci_get_drvdata(pdev); | |
7784 | struct bnx2 *bp = netdev_priv(dev); | |
7785 | ||
7786 | rtnl_lock(); | |
7787 | netif_device_detach(dev); | |
7788 | ||
7789 | if (netif_running(dev)) { | |
7790 | bnx2_netif_stop(bp); | |
7791 | del_timer_sync(&bp->timer); | |
7792 | bnx2_reset_nic(bp, BNX2_DRV_MSG_CODE_RESET); | |
7793 | } | |
7794 | ||
7795 | pci_disable_device(pdev); | |
7796 | rtnl_unlock(); | |
7797 | ||
7798 | /* Request a slot slot reset. */ | |
7799 | return PCI_ERS_RESULT_NEED_RESET; | |
7800 | } | |
7801 | ||
7802 | /** | |
7803 | * bnx2_io_slot_reset - called after the pci bus has been reset. | |
7804 | * @pdev: Pointer to PCI device | |
7805 | * | |
7806 | * Restart the card from scratch, as if from a cold-boot. | |
7807 | */ | |
7808 | static pci_ers_result_t bnx2_io_slot_reset(struct pci_dev *pdev) | |
7809 | { | |
7810 | struct net_device *dev = pci_get_drvdata(pdev); | |
7811 | struct bnx2 *bp = netdev_priv(dev); | |
7812 | ||
7813 | rtnl_lock(); | |
7814 | if (pci_enable_device(pdev)) { | |
7815 | dev_err(&pdev->dev, | |
7816 | "Cannot re-enable PCI device after reset.\n"); | |
7817 | rtnl_unlock(); | |
7818 | return PCI_ERS_RESULT_DISCONNECT; | |
7819 | } | |
7820 | pci_set_master(pdev); | |
7821 | pci_restore_state(pdev); | |
7822 | ||
7823 | if (netif_running(dev)) { | |
7824 | bnx2_set_power_state(bp, PCI_D0); | |
7825 | bnx2_init_nic(bp, 1); | |
7826 | } | |
7827 | ||
7828 | rtnl_unlock(); | |
7829 | return PCI_ERS_RESULT_RECOVERED; | |
7830 | } | |
7831 | ||
7832 | /** | |
7833 | * bnx2_io_resume - called when traffic can start flowing again. | |
7834 | * @pdev: Pointer to PCI device | |
7835 | * | |
7836 | * This callback is called when the error recovery driver tells us that | |
7837 | * its OK to resume normal operation. | |
7838 | */ | |
7839 | static void bnx2_io_resume(struct pci_dev *pdev) | |
7840 | { | |
7841 | struct net_device *dev = pci_get_drvdata(pdev); | |
7842 | struct bnx2 *bp = netdev_priv(dev); | |
7843 | ||
7844 | rtnl_lock(); | |
7845 | if (netif_running(dev)) | |
7846 | bnx2_netif_start(bp); | |
7847 | ||
7848 | netif_device_attach(dev); | |
7849 | rtnl_unlock(); | |
7850 | } | |
7851 | ||
7852 | static struct pci_error_handlers bnx2_err_handler = { | |
7853 | .error_detected = bnx2_io_error_detected, | |
7854 | .slot_reset = bnx2_io_slot_reset, | |
7855 | .resume = bnx2_io_resume, | |
7856 | }; | |
7857 | ||
b6016b76 | 7858 | static struct pci_driver bnx2_pci_driver = { |
14ab9b86 PH |
7859 | .name = DRV_MODULE_NAME, |
7860 | .id_table = bnx2_pci_tbl, | |
7861 | .probe = bnx2_init_one, | |
7862 | .remove = __devexit_p(bnx2_remove_one), | |
7863 | .suspend = bnx2_suspend, | |
7864 | .resume = bnx2_resume, | |
6ff2da49 | 7865 | .err_handler = &bnx2_err_handler, |
b6016b76 MC |
7866 | }; |
7867 | ||
7868 | static int __init bnx2_init(void) | |
7869 | { | |
29917620 | 7870 | return pci_register_driver(&bnx2_pci_driver); |
b6016b76 MC |
7871 | } |
7872 | ||
7873 | static void __exit bnx2_cleanup(void) | |
7874 | { | |
7875 | pci_unregister_driver(&bnx2_pci_driver); | |
7876 | } | |
7877 | ||
7878 | module_init(bnx2_init); | |
7879 | module_exit(bnx2_cleanup); | |
7880 | ||
7881 | ||
7882 |