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b6016b76 MC |
1 | /* bnx2.c: Broadcom NX2 network driver. |
2 | * | |
a6952b52 | 3 | * Copyright (c) 2004-2009 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> | |
f2a4f052 | 38 | #include <linux/if_vlan.h> |
08013fa3 | 39 | #if defined(CONFIG_VLAN_8021Q) || defined(CONFIG_VLAN_8021Q_MODULE) |
f2a4f052 MC |
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> |
706bf240 | 50 | #include <linux/log2.h> |
f2a4f052 | 51 | |
b6016b76 MC |
52 | #include "bnx2.h" |
53 | #include "bnx2_fw.h" | |
d43584c8 | 54 | #include "bnx2_fw2.h" |
b6016b76 | 55 | |
110d0ef9 | 56 | #define FW_BUF_SIZE 0x10000 |
b3448b0b | 57 | |
b6016b76 MC |
58 | #define DRV_MODULE_NAME "bnx2" |
59 | #define PFX DRV_MODULE_NAME ": " | |
a6952b52 MC |
60 | #define DRV_MODULE_VERSION "1.9.2" |
61 | #define DRV_MODULE_RELDATE "Feb 11, 2009" | |
b6016b76 MC |
62 | |
63 | #define RUN_AT(x) (jiffies + (x)) | |
64 | ||
65 | /* Time in jiffies before concluding the transmitter is hung. */ | |
66 | #define TX_TIMEOUT (5*HZ) | |
67 | ||
fefa8645 | 68 | static char version[] __devinitdata = |
b6016b76 MC |
69 | "Broadcom NetXtreme II Gigabit Ethernet Driver " DRV_MODULE_NAME " v" DRV_MODULE_VERSION " (" DRV_MODULE_RELDATE ")\n"; |
70 | ||
71 | MODULE_AUTHOR("Michael Chan <mchan@broadcom.com>"); | |
453a9c6e | 72 | MODULE_DESCRIPTION("Broadcom NetXtreme II BCM5706/5708/5709/5716 Driver"); |
b6016b76 MC |
73 | MODULE_LICENSE("GPL"); |
74 | MODULE_VERSION(DRV_MODULE_VERSION); | |
75 | ||
76 | static int disable_msi = 0; | |
77 | ||
78 | module_param(disable_msi, int, 0); | |
79 | MODULE_PARM_DESC(disable_msi, "Disable Message Signaled Interrupt (MSI)"); | |
80 | ||
81 | typedef enum { | |
82 | BCM5706 = 0, | |
83 | NC370T, | |
84 | NC370I, | |
85 | BCM5706S, | |
86 | NC370F, | |
5b0c76ad MC |
87 | BCM5708, |
88 | BCM5708S, | |
bac0dff6 | 89 | BCM5709, |
27a005b8 | 90 | BCM5709S, |
7bb0a04f | 91 | BCM5716, |
1caacecb | 92 | BCM5716S, |
b6016b76 MC |
93 | } board_t; |
94 | ||
95 | /* indexed by board_t, above */ | |
fefa8645 | 96 | static struct { |
b6016b76 MC |
97 | char *name; |
98 | } board_info[] __devinitdata = { | |
99 | { "Broadcom NetXtreme II BCM5706 1000Base-T" }, | |
100 | { "HP NC370T Multifunction Gigabit Server Adapter" }, | |
101 | { "HP NC370i Multifunction Gigabit Server Adapter" }, | |
102 | { "Broadcom NetXtreme II BCM5706 1000Base-SX" }, | |
103 | { "HP NC370F Multifunction Gigabit Server Adapter" }, | |
5b0c76ad MC |
104 | { "Broadcom NetXtreme II BCM5708 1000Base-T" }, |
105 | { "Broadcom NetXtreme II BCM5708 1000Base-SX" }, | |
bac0dff6 | 106 | { "Broadcom NetXtreme II BCM5709 1000Base-T" }, |
27a005b8 | 107 | { "Broadcom NetXtreme II BCM5709 1000Base-SX" }, |
7bb0a04f | 108 | { "Broadcom NetXtreme II BCM5716 1000Base-T" }, |
1caacecb | 109 | { "Broadcom NetXtreme II BCM5716 1000Base-SX" }, |
b6016b76 MC |
110 | }; |
111 | ||
7bb0a04f | 112 | static DEFINE_PCI_DEVICE_TABLE(bnx2_pci_tbl) = { |
b6016b76 MC |
113 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5706, |
114 | PCI_VENDOR_ID_HP, 0x3101, 0, 0, NC370T }, | |
115 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5706, | |
116 | PCI_VENDOR_ID_HP, 0x3106, 0, 0, NC370I }, | |
117 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5706, | |
118 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM5706 }, | |
5b0c76ad MC |
119 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5708, |
120 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM5708 }, | |
b6016b76 MC |
121 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5706S, |
122 | PCI_VENDOR_ID_HP, 0x3102, 0, 0, NC370F }, | |
123 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5706S, | |
124 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM5706S }, | |
5b0c76ad MC |
125 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5708S, |
126 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM5708S }, | |
bac0dff6 MC |
127 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5709, |
128 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM5709 }, | |
27a005b8 MC |
129 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5709S, |
130 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM5709S }, | |
7bb0a04f MC |
131 | { PCI_VENDOR_ID_BROADCOM, 0x163b, |
132 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM5716 }, | |
1caacecb | 133 | { PCI_VENDOR_ID_BROADCOM, 0x163c, |
1f2435e5 | 134 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM5716S }, |
b6016b76 MC |
135 | { 0, } |
136 | }; | |
137 | ||
138 | static struct flash_spec flash_table[] = | |
139 | { | |
e30372c9 MC |
140 | #define BUFFERED_FLAGS (BNX2_NV_BUFFERED | BNX2_NV_TRANSLATE) |
141 | #define NONBUFFERED_FLAGS (BNX2_NV_WREN) | |
b6016b76 | 142 | /* Slow EEPROM */ |
37137709 | 143 | {0x00000000, 0x40830380, 0x009f0081, 0xa184a053, 0xaf000400, |
e30372c9 | 144 | BUFFERED_FLAGS, SEEPROM_PAGE_BITS, SEEPROM_PAGE_SIZE, |
b6016b76 MC |
145 | SEEPROM_BYTE_ADDR_MASK, SEEPROM_TOTAL_SIZE, |
146 | "EEPROM - slow"}, | |
37137709 MC |
147 | /* Expansion entry 0001 */ |
148 | {0x08000002, 0x4b808201, 0x00050081, 0x03840253, 0xaf020406, | |
e30372c9 | 149 | NONBUFFERED_FLAGS, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, |
37137709 MC |
150 | SAIFUN_FLASH_BYTE_ADDR_MASK, 0, |
151 | "Entry 0001"}, | |
b6016b76 MC |
152 | /* Saifun SA25F010 (non-buffered flash) */ |
153 | /* strap, cfg1, & write1 need updates */ | |
37137709 | 154 | {0x04000001, 0x47808201, 0x00050081, 0x03840253, 0xaf020406, |
e30372c9 | 155 | NONBUFFERED_FLAGS, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, |
b6016b76 MC |
156 | SAIFUN_FLASH_BYTE_ADDR_MASK, SAIFUN_FLASH_BASE_TOTAL_SIZE*2, |
157 | "Non-buffered flash (128kB)"}, | |
158 | /* Saifun SA25F020 (non-buffered flash) */ | |
159 | /* strap, cfg1, & write1 need updates */ | |
37137709 | 160 | {0x0c000003, 0x4f808201, 0x00050081, 0x03840253, 0xaf020406, |
e30372c9 | 161 | NONBUFFERED_FLAGS, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, |
b6016b76 MC |
162 | SAIFUN_FLASH_BYTE_ADDR_MASK, SAIFUN_FLASH_BASE_TOTAL_SIZE*4, |
163 | "Non-buffered flash (256kB)"}, | |
37137709 MC |
164 | /* Expansion entry 0100 */ |
165 | {0x11000000, 0x53808201, 0x00050081, 0x03840253, 0xaf020406, | |
e30372c9 | 166 | NONBUFFERED_FLAGS, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, |
37137709 MC |
167 | SAIFUN_FLASH_BYTE_ADDR_MASK, 0, |
168 | "Entry 0100"}, | |
169 | /* Entry 0101: ST M45PE10 (non-buffered flash, TetonII B0) */ | |
6aa20a22 | 170 | {0x19000002, 0x5b808201, 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*2, |
173 | "Entry 0101: ST M45PE10 (128kB non-bufferred)"}, | |
174 | /* Entry 0110: ST M45PE20 (non-buffered flash)*/ | |
175 | {0x15000001, 0x57808201, 0x000500db, 0x03840253, 0xaf020406, | |
e30372c9 | 176 | NONBUFFERED_FLAGS, ST_MICRO_FLASH_PAGE_BITS, ST_MICRO_FLASH_PAGE_SIZE, |
37137709 MC |
177 | ST_MICRO_FLASH_BYTE_ADDR_MASK, ST_MICRO_FLASH_BASE_TOTAL_SIZE*4, |
178 | "Entry 0110: ST M45PE20 (256kB non-bufferred)"}, | |
179 | /* Saifun SA25F005 (non-buffered flash) */ | |
180 | /* strap, cfg1, & write1 need updates */ | |
181 | {0x1d000003, 0x5f808201, 0x00050081, 0x03840253, 0xaf020406, | |
e30372c9 | 182 | NONBUFFERED_FLAGS, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, |
37137709 MC |
183 | SAIFUN_FLASH_BYTE_ADDR_MASK, SAIFUN_FLASH_BASE_TOTAL_SIZE, |
184 | "Non-buffered flash (64kB)"}, | |
185 | /* Fast EEPROM */ | |
186 | {0x22000000, 0x62808380, 0x009f0081, 0xa184a053, 0xaf000400, | |
e30372c9 | 187 | BUFFERED_FLAGS, SEEPROM_PAGE_BITS, SEEPROM_PAGE_SIZE, |
37137709 MC |
188 | SEEPROM_BYTE_ADDR_MASK, SEEPROM_TOTAL_SIZE, |
189 | "EEPROM - fast"}, | |
190 | /* Expansion entry 1001 */ | |
191 | {0x2a000002, 0x6b808201, 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 1001"}, | |
195 | /* Expansion entry 1010 */ | |
196 | {0x26000001, 0x67808201, 0x00050081, 0x03840253, 0xaf020406, | |
e30372c9 | 197 | NONBUFFERED_FLAGS, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, |
37137709 MC |
198 | SAIFUN_FLASH_BYTE_ADDR_MASK, 0, |
199 | "Entry 1010"}, | |
200 | /* ATMEL AT45DB011B (buffered flash) */ | |
201 | {0x2e000003, 0x6e808273, 0x00570081, 0x68848353, 0xaf000400, | |
e30372c9 | 202 | BUFFERED_FLAGS, BUFFERED_FLASH_PAGE_BITS, BUFFERED_FLASH_PAGE_SIZE, |
37137709 MC |
203 | BUFFERED_FLASH_BYTE_ADDR_MASK, BUFFERED_FLASH_TOTAL_SIZE, |
204 | "Buffered flash (128kB)"}, | |
205 | /* Expansion entry 1100 */ | |
206 | {0x33000000, 0x73808201, 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 1100"}, | |
210 | /* Expansion entry 1101 */ | |
211 | {0x3b000002, 0x7b808201, 0x00050081, 0x03840253, 0xaf020406, | |
e30372c9 | 212 | NONBUFFERED_FLAGS, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, |
37137709 MC |
213 | SAIFUN_FLASH_BYTE_ADDR_MASK, 0, |
214 | "Entry 1101"}, | |
215 | /* Ateml Expansion entry 1110 */ | |
216 | {0x37000001, 0x76808273, 0x00570081, 0x68848353, 0xaf000400, | |
e30372c9 | 217 | BUFFERED_FLAGS, BUFFERED_FLASH_PAGE_BITS, BUFFERED_FLASH_PAGE_SIZE, |
37137709 MC |
218 | BUFFERED_FLASH_BYTE_ADDR_MASK, 0, |
219 | "Entry 1110 (Atmel)"}, | |
220 | /* ATMEL AT45DB021B (buffered flash) */ | |
221 | {0x3f000003, 0x7e808273, 0x00570081, 0x68848353, 0xaf000400, | |
e30372c9 | 222 | BUFFERED_FLAGS, BUFFERED_FLASH_PAGE_BITS, BUFFERED_FLASH_PAGE_SIZE, |
37137709 MC |
223 | BUFFERED_FLASH_BYTE_ADDR_MASK, BUFFERED_FLASH_TOTAL_SIZE*2, |
224 | "Buffered flash (256kB)"}, | |
b6016b76 MC |
225 | }; |
226 | ||
e30372c9 MC |
227 | static struct flash_spec flash_5709 = { |
228 | .flags = BNX2_NV_BUFFERED, | |
229 | .page_bits = BCM5709_FLASH_PAGE_BITS, | |
230 | .page_size = BCM5709_FLASH_PAGE_SIZE, | |
231 | .addr_mask = BCM5709_FLASH_BYTE_ADDR_MASK, | |
232 | .total_size = BUFFERED_FLASH_TOTAL_SIZE*2, | |
233 | .name = "5709 Buffered flash (256kB)", | |
234 | }; | |
235 | ||
b6016b76 MC |
236 | MODULE_DEVICE_TABLE(pci, bnx2_pci_tbl); |
237 | ||
35e9010b | 238 | static inline u32 bnx2_tx_avail(struct bnx2 *bp, struct bnx2_tx_ring_info *txr) |
e89bbf10 | 239 | { |
2f8af120 | 240 | u32 diff; |
e89bbf10 | 241 | |
2f8af120 | 242 | smp_mb(); |
faac9c4b MC |
243 | |
244 | /* The ring uses 256 indices for 255 entries, one of them | |
245 | * needs to be skipped. | |
246 | */ | |
35e9010b | 247 | diff = txr->tx_prod - txr->tx_cons; |
faac9c4b MC |
248 | if (unlikely(diff >= TX_DESC_CNT)) { |
249 | diff &= 0xffff; | |
250 | if (diff == TX_DESC_CNT) | |
251 | diff = MAX_TX_DESC_CNT; | |
252 | } | |
e89bbf10 MC |
253 | return (bp->tx_ring_size - diff); |
254 | } | |
255 | ||
b6016b76 MC |
256 | static u32 |
257 | bnx2_reg_rd_ind(struct bnx2 *bp, u32 offset) | |
258 | { | |
1b8227c4 MC |
259 | u32 val; |
260 | ||
261 | spin_lock_bh(&bp->indirect_lock); | |
b6016b76 | 262 | REG_WR(bp, BNX2_PCICFG_REG_WINDOW_ADDRESS, offset); |
1b8227c4 MC |
263 | val = REG_RD(bp, BNX2_PCICFG_REG_WINDOW); |
264 | spin_unlock_bh(&bp->indirect_lock); | |
265 | return val; | |
b6016b76 MC |
266 | } |
267 | ||
268 | static void | |
269 | bnx2_reg_wr_ind(struct bnx2 *bp, u32 offset, u32 val) | |
270 | { | |
1b8227c4 | 271 | spin_lock_bh(&bp->indirect_lock); |
b6016b76 MC |
272 | REG_WR(bp, BNX2_PCICFG_REG_WINDOW_ADDRESS, offset); |
273 | REG_WR(bp, BNX2_PCICFG_REG_WINDOW, val); | |
1b8227c4 | 274 | spin_unlock_bh(&bp->indirect_lock); |
b6016b76 MC |
275 | } |
276 | ||
2726d6e1 MC |
277 | static void |
278 | bnx2_shmem_wr(struct bnx2 *bp, u32 offset, u32 val) | |
279 | { | |
280 | bnx2_reg_wr_ind(bp, bp->shmem_base + offset, val); | |
281 | } | |
282 | ||
283 | static u32 | |
284 | bnx2_shmem_rd(struct bnx2 *bp, u32 offset) | |
285 | { | |
286 | return (bnx2_reg_rd_ind(bp, bp->shmem_base + offset)); | |
287 | } | |
288 | ||
b6016b76 MC |
289 | static void |
290 | bnx2_ctx_wr(struct bnx2 *bp, u32 cid_addr, u32 offset, u32 val) | |
291 | { | |
292 | offset += cid_addr; | |
1b8227c4 | 293 | spin_lock_bh(&bp->indirect_lock); |
59b47d8a MC |
294 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
295 | int i; | |
296 | ||
297 | REG_WR(bp, BNX2_CTX_CTX_DATA, val); | |
298 | REG_WR(bp, BNX2_CTX_CTX_CTRL, | |
299 | offset | BNX2_CTX_CTX_CTRL_WRITE_REQ); | |
300 | for (i = 0; i < 5; i++) { | |
59b47d8a MC |
301 | val = REG_RD(bp, BNX2_CTX_CTX_CTRL); |
302 | if ((val & BNX2_CTX_CTX_CTRL_WRITE_REQ) == 0) | |
303 | break; | |
304 | udelay(5); | |
305 | } | |
306 | } else { | |
307 | REG_WR(bp, BNX2_CTX_DATA_ADR, offset); | |
308 | REG_WR(bp, BNX2_CTX_DATA, val); | |
309 | } | |
1b8227c4 | 310 | spin_unlock_bh(&bp->indirect_lock); |
b6016b76 MC |
311 | } |
312 | ||
313 | static int | |
314 | bnx2_read_phy(struct bnx2 *bp, u32 reg, u32 *val) | |
315 | { | |
316 | u32 val1; | |
317 | int i, ret; | |
318 | ||
583c28e5 | 319 | if (bp->phy_flags & BNX2_PHY_FLAG_INT_MODE_AUTO_POLLING) { |
b6016b76 MC |
320 | val1 = REG_RD(bp, BNX2_EMAC_MDIO_MODE); |
321 | val1 &= ~BNX2_EMAC_MDIO_MODE_AUTO_POLL; | |
322 | ||
323 | REG_WR(bp, BNX2_EMAC_MDIO_MODE, val1); | |
324 | REG_RD(bp, BNX2_EMAC_MDIO_MODE); | |
325 | ||
326 | udelay(40); | |
327 | } | |
328 | ||
329 | val1 = (bp->phy_addr << 21) | (reg << 16) | | |
330 | BNX2_EMAC_MDIO_COMM_COMMAND_READ | BNX2_EMAC_MDIO_COMM_DISEXT | | |
331 | BNX2_EMAC_MDIO_COMM_START_BUSY; | |
332 | REG_WR(bp, BNX2_EMAC_MDIO_COMM, val1); | |
333 | ||
334 | for (i = 0; i < 50; i++) { | |
335 | udelay(10); | |
336 | ||
337 | val1 = REG_RD(bp, BNX2_EMAC_MDIO_COMM); | |
338 | if (!(val1 & BNX2_EMAC_MDIO_COMM_START_BUSY)) { | |
339 | udelay(5); | |
340 | ||
341 | val1 = REG_RD(bp, BNX2_EMAC_MDIO_COMM); | |
342 | val1 &= BNX2_EMAC_MDIO_COMM_DATA; | |
343 | ||
344 | break; | |
345 | } | |
346 | } | |
347 | ||
348 | if (val1 & BNX2_EMAC_MDIO_COMM_START_BUSY) { | |
349 | *val = 0x0; | |
350 | ret = -EBUSY; | |
351 | } | |
352 | else { | |
353 | *val = val1; | |
354 | ret = 0; | |
355 | } | |
356 | ||
583c28e5 | 357 | if (bp->phy_flags & BNX2_PHY_FLAG_INT_MODE_AUTO_POLLING) { |
b6016b76 MC |
358 | val1 = REG_RD(bp, BNX2_EMAC_MDIO_MODE); |
359 | val1 |= BNX2_EMAC_MDIO_MODE_AUTO_POLL; | |
360 | ||
361 | REG_WR(bp, BNX2_EMAC_MDIO_MODE, val1); | |
362 | REG_RD(bp, BNX2_EMAC_MDIO_MODE); | |
363 | ||
364 | udelay(40); | |
365 | } | |
366 | ||
367 | return ret; | |
368 | } | |
369 | ||
370 | static int | |
371 | bnx2_write_phy(struct bnx2 *bp, u32 reg, u32 val) | |
372 | { | |
373 | u32 val1; | |
374 | int i, ret; | |
375 | ||
583c28e5 | 376 | if (bp->phy_flags & BNX2_PHY_FLAG_INT_MODE_AUTO_POLLING) { |
b6016b76 MC |
377 | val1 = REG_RD(bp, BNX2_EMAC_MDIO_MODE); |
378 | val1 &= ~BNX2_EMAC_MDIO_MODE_AUTO_POLL; | |
379 | ||
380 | REG_WR(bp, BNX2_EMAC_MDIO_MODE, val1); | |
381 | REG_RD(bp, BNX2_EMAC_MDIO_MODE); | |
382 | ||
383 | udelay(40); | |
384 | } | |
385 | ||
386 | val1 = (bp->phy_addr << 21) | (reg << 16) | val | | |
387 | BNX2_EMAC_MDIO_COMM_COMMAND_WRITE | | |
388 | BNX2_EMAC_MDIO_COMM_START_BUSY | BNX2_EMAC_MDIO_COMM_DISEXT; | |
389 | REG_WR(bp, BNX2_EMAC_MDIO_COMM, val1); | |
6aa20a22 | 390 | |
b6016b76 MC |
391 | for (i = 0; i < 50; i++) { |
392 | udelay(10); | |
393 | ||
394 | val1 = REG_RD(bp, BNX2_EMAC_MDIO_COMM); | |
395 | if (!(val1 & BNX2_EMAC_MDIO_COMM_START_BUSY)) { | |
396 | udelay(5); | |
397 | break; | |
398 | } | |
399 | } | |
400 | ||
401 | if (val1 & BNX2_EMAC_MDIO_COMM_START_BUSY) | |
402 | ret = -EBUSY; | |
403 | else | |
404 | ret = 0; | |
405 | ||
583c28e5 | 406 | if (bp->phy_flags & BNX2_PHY_FLAG_INT_MODE_AUTO_POLLING) { |
b6016b76 MC |
407 | val1 = REG_RD(bp, BNX2_EMAC_MDIO_MODE); |
408 | val1 |= BNX2_EMAC_MDIO_MODE_AUTO_POLL; | |
409 | ||
410 | REG_WR(bp, BNX2_EMAC_MDIO_MODE, val1); | |
411 | REG_RD(bp, BNX2_EMAC_MDIO_MODE); | |
412 | ||
413 | udelay(40); | |
414 | } | |
415 | ||
416 | return ret; | |
417 | } | |
418 | ||
419 | static void | |
420 | bnx2_disable_int(struct bnx2 *bp) | |
421 | { | |
b4b36042 MC |
422 | int i; |
423 | struct bnx2_napi *bnapi; | |
424 | ||
425 | for (i = 0; i < bp->irq_nvecs; i++) { | |
426 | bnapi = &bp->bnx2_napi[i]; | |
427 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, bnapi->int_num | | |
428 | BNX2_PCICFG_INT_ACK_CMD_MASK_INT); | |
429 | } | |
b6016b76 MC |
430 | REG_RD(bp, BNX2_PCICFG_INT_ACK_CMD); |
431 | } | |
432 | ||
433 | static void | |
434 | bnx2_enable_int(struct bnx2 *bp) | |
435 | { | |
b4b36042 MC |
436 | int i; |
437 | struct bnx2_napi *bnapi; | |
35efa7c1 | 438 | |
b4b36042 MC |
439 | for (i = 0; i < bp->irq_nvecs; i++) { |
440 | bnapi = &bp->bnx2_napi[i]; | |
1269a8a6 | 441 | |
b4b36042 MC |
442 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, bnapi->int_num | |
443 | BNX2_PCICFG_INT_ACK_CMD_INDEX_VALID | | |
444 | BNX2_PCICFG_INT_ACK_CMD_MASK_INT | | |
445 | bnapi->last_status_idx); | |
b6016b76 | 446 | |
b4b36042 MC |
447 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, bnapi->int_num | |
448 | BNX2_PCICFG_INT_ACK_CMD_INDEX_VALID | | |
449 | bnapi->last_status_idx); | |
450 | } | |
bf5295bb | 451 | REG_WR(bp, BNX2_HC_COMMAND, bp->hc_cmd | BNX2_HC_COMMAND_COAL_NOW); |
b6016b76 MC |
452 | } |
453 | ||
454 | static void | |
455 | bnx2_disable_int_sync(struct bnx2 *bp) | |
456 | { | |
b4b36042 MC |
457 | int i; |
458 | ||
b6016b76 MC |
459 | atomic_inc(&bp->intr_sem); |
460 | bnx2_disable_int(bp); | |
b4b36042 MC |
461 | for (i = 0; i < bp->irq_nvecs; i++) |
462 | synchronize_irq(bp->irq_tbl[i].vector); | |
b6016b76 MC |
463 | } |
464 | ||
35efa7c1 MC |
465 | static void |
466 | bnx2_napi_disable(struct bnx2 *bp) | |
467 | { | |
b4b36042 MC |
468 | int i; |
469 | ||
470 | for (i = 0; i < bp->irq_nvecs; i++) | |
471 | napi_disable(&bp->bnx2_napi[i].napi); | |
35efa7c1 MC |
472 | } |
473 | ||
474 | static void | |
475 | bnx2_napi_enable(struct bnx2 *bp) | |
476 | { | |
b4b36042 MC |
477 | int i; |
478 | ||
479 | for (i = 0; i < bp->irq_nvecs; i++) | |
480 | napi_enable(&bp->bnx2_napi[i].napi); | |
35efa7c1 MC |
481 | } |
482 | ||
b6016b76 MC |
483 | static void |
484 | bnx2_netif_stop(struct bnx2 *bp) | |
485 | { | |
486 | bnx2_disable_int_sync(bp); | |
487 | if (netif_running(bp->dev)) { | |
35efa7c1 | 488 | bnx2_napi_disable(bp); |
b6016b76 MC |
489 | netif_tx_disable(bp->dev); |
490 | bp->dev->trans_start = jiffies; /* prevent tx timeout */ | |
491 | } | |
492 | } | |
493 | ||
494 | static void | |
495 | bnx2_netif_start(struct bnx2 *bp) | |
496 | { | |
497 | if (atomic_dec_and_test(&bp->intr_sem)) { | |
498 | if (netif_running(bp->dev)) { | |
706bf240 | 499 | netif_tx_wake_all_queues(bp->dev); |
35efa7c1 | 500 | bnx2_napi_enable(bp); |
b6016b76 MC |
501 | bnx2_enable_int(bp); |
502 | } | |
503 | } | |
504 | } | |
505 | ||
35e9010b MC |
506 | static void |
507 | bnx2_free_tx_mem(struct bnx2 *bp) | |
508 | { | |
509 | int i; | |
510 | ||
511 | for (i = 0; i < bp->num_tx_rings; i++) { | |
512 | struct bnx2_napi *bnapi = &bp->bnx2_napi[i]; | |
513 | struct bnx2_tx_ring_info *txr = &bnapi->tx_ring; | |
514 | ||
515 | if (txr->tx_desc_ring) { | |
516 | pci_free_consistent(bp->pdev, TXBD_RING_SIZE, | |
517 | txr->tx_desc_ring, | |
518 | txr->tx_desc_mapping); | |
519 | txr->tx_desc_ring = NULL; | |
520 | } | |
521 | kfree(txr->tx_buf_ring); | |
522 | txr->tx_buf_ring = NULL; | |
523 | } | |
524 | } | |
525 | ||
bb4f98ab MC |
526 | static void |
527 | bnx2_free_rx_mem(struct bnx2 *bp) | |
528 | { | |
529 | int i; | |
530 | ||
531 | for (i = 0; i < bp->num_rx_rings; i++) { | |
532 | struct bnx2_napi *bnapi = &bp->bnx2_napi[i]; | |
533 | struct bnx2_rx_ring_info *rxr = &bnapi->rx_ring; | |
534 | int j; | |
535 | ||
536 | for (j = 0; j < bp->rx_max_ring; j++) { | |
537 | if (rxr->rx_desc_ring[j]) | |
538 | pci_free_consistent(bp->pdev, RXBD_RING_SIZE, | |
539 | rxr->rx_desc_ring[j], | |
540 | rxr->rx_desc_mapping[j]); | |
541 | rxr->rx_desc_ring[j] = NULL; | |
542 | } | |
543 | if (rxr->rx_buf_ring) | |
544 | vfree(rxr->rx_buf_ring); | |
545 | rxr->rx_buf_ring = NULL; | |
546 | ||
547 | for (j = 0; j < bp->rx_max_pg_ring; j++) { | |
548 | if (rxr->rx_pg_desc_ring[j]) | |
549 | pci_free_consistent(bp->pdev, RXBD_RING_SIZE, | |
3298a738 MC |
550 | rxr->rx_pg_desc_ring[j], |
551 | rxr->rx_pg_desc_mapping[j]); | |
552 | rxr->rx_pg_desc_ring[j] = NULL; | |
bb4f98ab MC |
553 | } |
554 | if (rxr->rx_pg_ring) | |
555 | vfree(rxr->rx_pg_ring); | |
556 | rxr->rx_pg_ring = NULL; | |
557 | } | |
558 | } | |
559 | ||
35e9010b MC |
560 | static int |
561 | bnx2_alloc_tx_mem(struct bnx2 *bp) | |
562 | { | |
563 | int i; | |
564 | ||
565 | for (i = 0; i < bp->num_tx_rings; i++) { | |
566 | struct bnx2_napi *bnapi = &bp->bnx2_napi[i]; | |
567 | struct bnx2_tx_ring_info *txr = &bnapi->tx_ring; | |
568 | ||
569 | txr->tx_buf_ring = kzalloc(SW_TXBD_RING_SIZE, GFP_KERNEL); | |
570 | if (txr->tx_buf_ring == NULL) | |
571 | return -ENOMEM; | |
572 | ||
573 | txr->tx_desc_ring = | |
574 | pci_alloc_consistent(bp->pdev, TXBD_RING_SIZE, | |
575 | &txr->tx_desc_mapping); | |
576 | if (txr->tx_desc_ring == NULL) | |
577 | return -ENOMEM; | |
578 | } | |
579 | return 0; | |
580 | } | |
581 | ||
bb4f98ab MC |
582 | static int |
583 | bnx2_alloc_rx_mem(struct bnx2 *bp) | |
584 | { | |
585 | int i; | |
586 | ||
587 | for (i = 0; i < bp->num_rx_rings; i++) { | |
588 | struct bnx2_napi *bnapi = &bp->bnx2_napi[i]; | |
589 | struct bnx2_rx_ring_info *rxr = &bnapi->rx_ring; | |
590 | int j; | |
591 | ||
592 | rxr->rx_buf_ring = | |
593 | vmalloc(SW_RXBD_RING_SIZE * bp->rx_max_ring); | |
594 | if (rxr->rx_buf_ring == NULL) | |
595 | return -ENOMEM; | |
596 | ||
597 | memset(rxr->rx_buf_ring, 0, | |
598 | SW_RXBD_RING_SIZE * bp->rx_max_ring); | |
599 | ||
600 | for (j = 0; j < bp->rx_max_ring; j++) { | |
601 | rxr->rx_desc_ring[j] = | |
602 | pci_alloc_consistent(bp->pdev, RXBD_RING_SIZE, | |
603 | &rxr->rx_desc_mapping[j]); | |
604 | if (rxr->rx_desc_ring[j] == NULL) | |
605 | return -ENOMEM; | |
606 | ||
607 | } | |
608 | ||
609 | if (bp->rx_pg_ring_size) { | |
610 | rxr->rx_pg_ring = vmalloc(SW_RXPG_RING_SIZE * | |
611 | bp->rx_max_pg_ring); | |
612 | if (rxr->rx_pg_ring == NULL) | |
613 | return -ENOMEM; | |
614 | ||
615 | memset(rxr->rx_pg_ring, 0, SW_RXPG_RING_SIZE * | |
616 | bp->rx_max_pg_ring); | |
617 | } | |
618 | ||
619 | for (j = 0; j < bp->rx_max_pg_ring; j++) { | |
620 | rxr->rx_pg_desc_ring[j] = | |
621 | pci_alloc_consistent(bp->pdev, RXBD_RING_SIZE, | |
622 | &rxr->rx_pg_desc_mapping[j]); | |
623 | if (rxr->rx_pg_desc_ring[j] == NULL) | |
624 | return -ENOMEM; | |
625 | ||
626 | } | |
627 | } | |
628 | return 0; | |
629 | } | |
630 | ||
b6016b76 MC |
631 | static void |
632 | bnx2_free_mem(struct bnx2 *bp) | |
633 | { | |
13daffa2 | 634 | int i; |
43e80b89 | 635 | struct bnx2_napi *bnapi = &bp->bnx2_napi[0]; |
13daffa2 | 636 | |
35e9010b | 637 | bnx2_free_tx_mem(bp); |
bb4f98ab | 638 | bnx2_free_rx_mem(bp); |
35e9010b | 639 | |
59b47d8a MC |
640 | for (i = 0; i < bp->ctx_pages; i++) { |
641 | if (bp->ctx_blk[i]) { | |
642 | pci_free_consistent(bp->pdev, BCM_PAGE_SIZE, | |
643 | bp->ctx_blk[i], | |
644 | bp->ctx_blk_mapping[i]); | |
645 | bp->ctx_blk[i] = NULL; | |
646 | } | |
647 | } | |
43e80b89 | 648 | if (bnapi->status_blk.msi) { |
0f31f994 | 649 | pci_free_consistent(bp->pdev, bp->status_stats_size, |
43e80b89 MC |
650 | bnapi->status_blk.msi, |
651 | bp->status_blk_mapping); | |
652 | bnapi->status_blk.msi = NULL; | |
0f31f994 | 653 | bp->stats_blk = NULL; |
b6016b76 | 654 | } |
b6016b76 MC |
655 | } |
656 | ||
657 | static int | |
658 | bnx2_alloc_mem(struct bnx2 *bp) | |
659 | { | |
35e9010b | 660 | int i, status_blk_size, err; |
43e80b89 MC |
661 | struct bnx2_napi *bnapi; |
662 | void *status_blk; | |
b6016b76 | 663 | |
0f31f994 MC |
664 | /* Combine status and statistics blocks into one allocation. */ |
665 | status_blk_size = L1_CACHE_ALIGN(sizeof(struct status_block)); | |
f86e82fb | 666 | if (bp->flags & BNX2_FLAG_MSIX_CAP) |
b4b36042 MC |
667 | status_blk_size = L1_CACHE_ALIGN(BNX2_MAX_MSIX_HW_VEC * |
668 | BNX2_SBLK_MSIX_ALIGN_SIZE); | |
0f31f994 MC |
669 | bp->status_stats_size = status_blk_size + |
670 | sizeof(struct statistics_block); | |
671 | ||
43e80b89 MC |
672 | status_blk = pci_alloc_consistent(bp->pdev, bp->status_stats_size, |
673 | &bp->status_blk_mapping); | |
674 | if (status_blk == NULL) | |
b6016b76 MC |
675 | goto alloc_mem_err; |
676 | ||
43e80b89 | 677 | memset(status_blk, 0, bp->status_stats_size); |
b6016b76 | 678 | |
43e80b89 MC |
679 | bnapi = &bp->bnx2_napi[0]; |
680 | bnapi->status_blk.msi = status_blk; | |
681 | bnapi->hw_tx_cons_ptr = | |
682 | &bnapi->status_blk.msi->status_tx_quick_consumer_index0; | |
683 | bnapi->hw_rx_cons_ptr = | |
684 | &bnapi->status_blk.msi->status_rx_quick_consumer_index0; | |
f86e82fb | 685 | if (bp->flags & BNX2_FLAG_MSIX_CAP) { |
b4b36042 | 686 | for (i = 1; i < BNX2_MAX_MSIX_VEC; i++) { |
43e80b89 MC |
687 | struct status_block_msix *sblk; |
688 | ||
689 | bnapi = &bp->bnx2_napi[i]; | |
b4b36042 | 690 | |
43e80b89 MC |
691 | sblk = (void *) (status_blk + |
692 | BNX2_SBLK_MSIX_ALIGN_SIZE * i); | |
693 | bnapi->status_blk.msix = sblk; | |
694 | bnapi->hw_tx_cons_ptr = | |
695 | &sblk->status_tx_quick_consumer_index; | |
696 | bnapi->hw_rx_cons_ptr = | |
697 | &sblk->status_rx_quick_consumer_index; | |
b4b36042 MC |
698 | bnapi->int_num = i << 24; |
699 | } | |
700 | } | |
35efa7c1 | 701 | |
43e80b89 | 702 | bp->stats_blk = status_blk + status_blk_size; |
b6016b76 | 703 | |
0f31f994 | 704 | bp->stats_blk_mapping = bp->status_blk_mapping + status_blk_size; |
b6016b76 | 705 | |
59b47d8a MC |
706 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
707 | bp->ctx_pages = 0x2000 / BCM_PAGE_SIZE; | |
708 | if (bp->ctx_pages == 0) | |
709 | bp->ctx_pages = 1; | |
710 | for (i = 0; i < bp->ctx_pages; i++) { | |
711 | bp->ctx_blk[i] = pci_alloc_consistent(bp->pdev, | |
712 | BCM_PAGE_SIZE, | |
713 | &bp->ctx_blk_mapping[i]); | |
714 | if (bp->ctx_blk[i] == NULL) | |
715 | goto alloc_mem_err; | |
716 | } | |
717 | } | |
35e9010b | 718 | |
bb4f98ab MC |
719 | err = bnx2_alloc_rx_mem(bp); |
720 | if (err) | |
721 | goto alloc_mem_err; | |
722 | ||
35e9010b MC |
723 | err = bnx2_alloc_tx_mem(bp); |
724 | if (err) | |
725 | goto alloc_mem_err; | |
726 | ||
b6016b76 MC |
727 | return 0; |
728 | ||
729 | alloc_mem_err: | |
730 | bnx2_free_mem(bp); | |
731 | return -ENOMEM; | |
732 | } | |
733 | ||
e3648b3d MC |
734 | static void |
735 | bnx2_report_fw_link(struct bnx2 *bp) | |
736 | { | |
737 | u32 fw_link_status = 0; | |
738 | ||
583c28e5 | 739 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) |
0d8a6571 MC |
740 | return; |
741 | ||
e3648b3d MC |
742 | if (bp->link_up) { |
743 | u32 bmsr; | |
744 | ||
745 | switch (bp->line_speed) { | |
746 | case SPEED_10: | |
747 | if (bp->duplex == DUPLEX_HALF) | |
748 | fw_link_status = BNX2_LINK_STATUS_10HALF; | |
749 | else | |
750 | fw_link_status = BNX2_LINK_STATUS_10FULL; | |
751 | break; | |
752 | case SPEED_100: | |
753 | if (bp->duplex == DUPLEX_HALF) | |
754 | fw_link_status = BNX2_LINK_STATUS_100HALF; | |
755 | else | |
756 | fw_link_status = BNX2_LINK_STATUS_100FULL; | |
757 | break; | |
758 | case SPEED_1000: | |
759 | if (bp->duplex == DUPLEX_HALF) | |
760 | fw_link_status = BNX2_LINK_STATUS_1000HALF; | |
761 | else | |
762 | fw_link_status = BNX2_LINK_STATUS_1000FULL; | |
763 | break; | |
764 | case SPEED_2500: | |
765 | if (bp->duplex == DUPLEX_HALF) | |
766 | fw_link_status = BNX2_LINK_STATUS_2500HALF; | |
767 | else | |
768 | fw_link_status = BNX2_LINK_STATUS_2500FULL; | |
769 | break; | |
770 | } | |
771 | ||
772 | fw_link_status |= BNX2_LINK_STATUS_LINK_UP; | |
773 | ||
774 | if (bp->autoneg) { | |
775 | fw_link_status |= BNX2_LINK_STATUS_AN_ENABLED; | |
776 | ||
ca58c3af MC |
777 | bnx2_read_phy(bp, bp->mii_bmsr, &bmsr); |
778 | bnx2_read_phy(bp, bp->mii_bmsr, &bmsr); | |
e3648b3d MC |
779 | |
780 | if (!(bmsr & BMSR_ANEGCOMPLETE) || | |
583c28e5 | 781 | bp->phy_flags & BNX2_PHY_FLAG_PARALLEL_DETECT) |
e3648b3d MC |
782 | fw_link_status |= BNX2_LINK_STATUS_PARALLEL_DET; |
783 | else | |
784 | fw_link_status |= BNX2_LINK_STATUS_AN_COMPLETE; | |
785 | } | |
786 | } | |
787 | else | |
788 | fw_link_status = BNX2_LINK_STATUS_LINK_DOWN; | |
789 | ||
2726d6e1 | 790 | bnx2_shmem_wr(bp, BNX2_LINK_STATUS, fw_link_status); |
e3648b3d MC |
791 | } |
792 | ||
9b1084b8 MC |
793 | static char * |
794 | bnx2_xceiver_str(struct bnx2 *bp) | |
795 | { | |
796 | return ((bp->phy_port == PORT_FIBRE) ? "SerDes" : | |
583c28e5 | 797 | ((bp->phy_flags & BNX2_PHY_FLAG_SERDES) ? "Remote Copper" : |
9b1084b8 MC |
798 | "Copper")); |
799 | } | |
800 | ||
b6016b76 MC |
801 | static void |
802 | bnx2_report_link(struct bnx2 *bp) | |
803 | { | |
804 | if (bp->link_up) { | |
805 | netif_carrier_on(bp->dev); | |
9b1084b8 MC |
806 | printk(KERN_INFO PFX "%s NIC %s Link is Up, ", bp->dev->name, |
807 | bnx2_xceiver_str(bp)); | |
b6016b76 MC |
808 | |
809 | printk("%d Mbps ", bp->line_speed); | |
810 | ||
811 | if (bp->duplex == DUPLEX_FULL) | |
812 | printk("full duplex"); | |
813 | else | |
814 | printk("half duplex"); | |
815 | ||
816 | if (bp->flow_ctrl) { | |
817 | if (bp->flow_ctrl & FLOW_CTRL_RX) { | |
818 | printk(", receive "); | |
819 | if (bp->flow_ctrl & FLOW_CTRL_TX) | |
820 | printk("& transmit "); | |
821 | } | |
822 | else { | |
823 | printk(", transmit "); | |
824 | } | |
825 | printk("flow control ON"); | |
826 | } | |
827 | printk("\n"); | |
828 | } | |
829 | else { | |
830 | netif_carrier_off(bp->dev); | |
9b1084b8 MC |
831 | printk(KERN_ERR PFX "%s NIC %s Link is Down\n", bp->dev->name, |
832 | bnx2_xceiver_str(bp)); | |
b6016b76 | 833 | } |
e3648b3d MC |
834 | |
835 | bnx2_report_fw_link(bp); | |
b6016b76 MC |
836 | } |
837 | ||
838 | static void | |
839 | bnx2_resolve_flow_ctrl(struct bnx2 *bp) | |
840 | { | |
841 | u32 local_adv, remote_adv; | |
842 | ||
843 | bp->flow_ctrl = 0; | |
6aa20a22 | 844 | if ((bp->autoneg & (AUTONEG_SPEED | AUTONEG_FLOW_CTRL)) != |
b6016b76 MC |
845 | (AUTONEG_SPEED | AUTONEG_FLOW_CTRL)) { |
846 | ||
847 | if (bp->duplex == DUPLEX_FULL) { | |
848 | bp->flow_ctrl = bp->req_flow_ctrl; | |
849 | } | |
850 | return; | |
851 | } | |
852 | ||
853 | if (bp->duplex != DUPLEX_FULL) { | |
854 | return; | |
855 | } | |
856 | ||
583c28e5 | 857 | if ((bp->phy_flags & BNX2_PHY_FLAG_SERDES) && |
5b0c76ad MC |
858 | (CHIP_NUM(bp) == CHIP_NUM_5708)) { |
859 | u32 val; | |
860 | ||
861 | bnx2_read_phy(bp, BCM5708S_1000X_STAT1, &val); | |
862 | if (val & BCM5708S_1000X_STAT1_TX_PAUSE) | |
863 | bp->flow_ctrl |= FLOW_CTRL_TX; | |
864 | if (val & BCM5708S_1000X_STAT1_RX_PAUSE) | |
865 | bp->flow_ctrl |= FLOW_CTRL_RX; | |
866 | return; | |
867 | } | |
868 | ||
ca58c3af MC |
869 | bnx2_read_phy(bp, bp->mii_adv, &local_adv); |
870 | bnx2_read_phy(bp, bp->mii_lpa, &remote_adv); | |
b6016b76 | 871 | |
583c28e5 | 872 | if (bp->phy_flags & BNX2_PHY_FLAG_SERDES) { |
b6016b76 MC |
873 | u32 new_local_adv = 0; |
874 | u32 new_remote_adv = 0; | |
875 | ||
876 | if (local_adv & ADVERTISE_1000XPAUSE) | |
877 | new_local_adv |= ADVERTISE_PAUSE_CAP; | |
878 | if (local_adv & ADVERTISE_1000XPSE_ASYM) | |
879 | new_local_adv |= ADVERTISE_PAUSE_ASYM; | |
880 | if (remote_adv & ADVERTISE_1000XPAUSE) | |
881 | new_remote_adv |= ADVERTISE_PAUSE_CAP; | |
882 | if (remote_adv & ADVERTISE_1000XPSE_ASYM) | |
883 | new_remote_adv |= ADVERTISE_PAUSE_ASYM; | |
884 | ||
885 | local_adv = new_local_adv; | |
886 | remote_adv = new_remote_adv; | |
887 | } | |
888 | ||
889 | /* See Table 28B-3 of 802.3ab-1999 spec. */ | |
890 | if (local_adv & ADVERTISE_PAUSE_CAP) { | |
891 | if(local_adv & ADVERTISE_PAUSE_ASYM) { | |
892 | if (remote_adv & ADVERTISE_PAUSE_CAP) { | |
893 | bp->flow_ctrl = FLOW_CTRL_TX | FLOW_CTRL_RX; | |
894 | } | |
895 | else if (remote_adv & ADVERTISE_PAUSE_ASYM) { | |
896 | bp->flow_ctrl = FLOW_CTRL_RX; | |
897 | } | |
898 | } | |
899 | else { | |
900 | if (remote_adv & ADVERTISE_PAUSE_CAP) { | |
901 | bp->flow_ctrl = FLOW_CTRL_TX | FLOW_CTRL_RX; | |
902 | } | |
903 | } | |
904 | } | |
905 | else if (local_adv & ADVERTISE_PAUSE_ASYM) { | |
906 | if ((remote_adv & ADVERTISE_PAUSE_CAP) && | |
907 | (remote_adv & ADVERTISE_PAUSE_ASYM)) { | |
908 | ||
909 | bp->flow_ctrl = FLOW_CTRL_TX; | |
910 | } | |
911 | } | |
912 | } | |
913 | ||
27a005b8 MC |
914 | static int |
915 | bnx2_5709s_linkup(struct bnx2 *bp) | |
916 | { | |
917 | u32 val, speed; | |
918 | ||
919 | bp->link_up = 1; | |
920 | ||
921 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_GP_STATUS); | |
922 | bnx2_read_phy(bp, MII_BNX2_GP_TOP_AN_STATUS1, &val); | |
923 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_COMBO_IEEEB0); | |
924 | ||
925 | if ((bp->autoneg & AUTONEG_SPEED) == 0) { | |
926 | bp->line_speed = bp->req_line_speed; | |
927 | bp->duplex = bp->req_duplex; | |
928 | return 0; | |
929 | } | |
930 | speed = val & MII_BNX2_GP_TOP_AN_SPEED_MSK; | |
931 | switch (speed) { | |
932 | case MII_BNX2_GP_TOP_AN_SPEED_10: | |
933 | bp->line_speed = SPEED_10; | |
934 | break; | |
935 | case MII_BNX2_GP_TOP_AN_SPEED_100: | |
936 | bp->line_speed = SPEED_100; | |
937 | break; | |
938 | case MII_BNX2_GP_TOP_AN_SPEED_1G: | |
939 | case MII_BNX2_GP_TOP_AN_SPEED_1GKV: | |
940 | bp->line_speed = SPEED_1000; | |
941 | break; | |
942 | case MII_BNX2_GP_TOP_AN_SPEED_2_5G: | |
943 | bp->line_speed = SPEED_2500; | |
944 | break; | |
945 | } | |
946 | if (val & MII_BNX2_GP_TOP_AN_FD) | |
947 | bp->duplex = DUPLEX_FULL; | |
948 | else | |
949 | bp->duplex = DUPLEX_HALF; | |
950 | return 0; | |
951 | } | |
952 | ||
b6016b76 | 953 | static int |
5b0c76ad MC |
954 | bnx2_5708s_linkup(struct bnx2 *bp) |
955 | { | |
956 | u32 val; | |
957 | ||
958 | bp->link_up = 1; | |
959 | bnx2_read_phy(bp, BCM5708S_1000X_STAT1, &val); | |
960 | switch (val & BCM5708S_1000X_STAT1_SPEED_MASK) { | |
961 | case BCM5708S_1000X_STAT1_SPEED_10: | |
962 | bp->line_speed = SPEED_10; | |
963 | break; | |
964 | case BCM5708S_1000X_STAT1_SPEED_100: | |
965 | bp->line_speed = SPEED_100; | |
966 | break; | |
967 | case BCM5708S_1000X_STAT1_SPEED_1G: | |
968 | bp->line_speed = SPEED_1000; | |
969 | break; | |
970 | case BCM5708S_1000X_STAT1_SPEED_2G5: | |
971 | bp->line_speed = SPEED_2500; | |
972 | break; | |
973 | } | |
974 | if (val & BCM5708S_1000X_STAT1_FD) | |
975 | bp->duplex = DUPLEX_FULL; | |
976 | else | |
977 | bp->duplex = DUPLEX_HALF; | |
978 | ||
979 | return 0; | |
980 | } | |
981 | ||
982 | static int | |
983 | bnx2_5706s_linkup(struct bnx2 *bp) | |
b6016b76 MC |
984 | { |
985 | u32 bmcr, local_adv, remote_adv, common; | |
986 | ||
987 | bp->link_up = 1; | |
988 | bp->line_speed = SPEED_1000; | |
989 | ||
ca58c3af | 990 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
b6016b76 MC |
991 | if (bmcr & BMCR_FULLDPLX) { |
992 | bp->duplex = DUPLEX_FULL; | |
993 | } | |
994 | else { | |
995 | bp->duplex = DUPLEX_HALF; | |
996 | } | |
997 | ||
998 | if (!(bmcr & BMCR_ANENABLE)) { | |
999 | return 0; | |
1000 | } | |
1001 | ||
ca58c3af MC |
1002 | bnx2_read_phy(bp, bp->mii_adv, &local_adv); |
1003 | bnx2_read_phy(bp, bp->mii_lpa, &remote_adv); | |
b6016b76 MC |
1004 | |
1005 | common = local_adv & remote_adv; | |
1006 | if (common & (ADVERTISE_1000XHALF | ADVERTISE_1000XFULL)) { | |
1007 | ||
1008 | if (common & ADVERTISE_1000XFULL) { | |
1009 | bp->duplex = DUPLEX_FULL; | |
1010 | } | |
1011 | else { | |
1012 | bp->duplex = DUPLEX_HALF; | |
1013 | } | |
1014 | } | |
1015 | ||
1016 | return 0; | |
1017 | } | |
1018 | ||
1019 | static int | |
1020 | bnx2_copper_linkup(struct bnx2 *bp) | |
1021 | { | |
1022 | u32 bmcr; | |
1023 | ||
ca58c3af | 1024 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
b6016b76 MC |
1025 | if (bmcr & BMCR_ANENABLE) { |
1026 | u32 local_adv, remote_adv, common; | |
1027 | ||
1028 | bnx2_read_phy(bp, MII_CTRL1000, &local_adv); | |
1029 | bnx2_read_phy(bp, MII_STAT1000, &remote_adv); | |
1030 | ||
1031 | common = local_adv & (remote_adv >> 2); | |
1032 | if (common & ADVERTISE_1000FULL) { | |
1033 | bp->line_speed = SPEED_1000; | |
1034 | bp->duplex = DUPLEX_FULL; | |
1035 | } | |
1036 | else if (common & ADVERTISE_1000HALF) { | |
1037 | bp->line_speed = SPEED_1000; | |
1038 | bp->duplex = DUPLEX_HALF; | |
1039 | } | |
1040 | else { | |
ca58c3af MC |
1041 | bnx2_read_phy(bp, bp->mii_adv, &local_adv); |
1042 | bnx2_read_phy(bp, bp->mii_lpa, &remote_adv); | |
b6016b76 MC |
1043 | |
1044 | common = local_adv & remote_adv; | |
1045 | if (common & ADVERTISE_100FULL) { | |
1046 | bp->line_speed = SPEED_100; | |
1047 | bp->duplex = DUPLEX_FULL; | |
1048 | } | |
1049 | else if (common & ADVERTISE_100HALF) { | |
1050 | bp->line_speed = SPEED_100; | |
1051 | bp->duplex = DUPLEX_HALF; | |
1052 | } | |
1053 | else if (common & ADVERTISE_10FULL) { | |
1054 | bp->line_speed = SPEED_10; | |
1055 | bp->duplex = DUPLEX_FULL; | |
1056 | } | |
1057 | else if (common & ADVERTISE_10HALF) { | |
1058 | bp->line_speed = SPEED_10; | |
1059 | bp->duplex = DUPLEX_HALF; | |
1060 | } | |
1061 | else { | |
1062 | bp->line_speed = 0; | |
1063 | bp->link_up = 0; | |
1064 | } | |
1065 | } | |
1066 | } | |
1067 | else { | |
1068 | if (bmcr & BMCR_SPEED100) { | |
1069 | bp->line_speed = SPEED_100; | |
1070 | } | |
1071 | else { | |
1072 | bp->line_speed = SPEED_10; | |
1073 | } | |
1074 | if (bmcr & BMCR_FULLDPLX) { | |
1075 | bp->duplex = DUPLEX_FULL; | |
1076 | } | |
1077 | else { | |
1078 | bp->duplex = DUPLEX_HALF; | |
1079 | } | |
1080 | } | |
1081 | ||
1082 | return 0; | |
1083 | } | |
1084 | ||
83e3fc89 | 1085 | static void |
bb4f98ab | 1086 | bnx2_init_rx_context(struct bnx2 *bp, u32 cid) |
83e3fc89 | 1087 | { |
bb4f98ab | 1088 | u32 val, rx_cid_addr = GET_CID_ADDR(cid); |
83e3fc89 MC |
1089 | |
1090 | val = BNX2_L2CTX_CTX_TYPE_CTX_BD_CHN_TYPE_VALUE; | |
1091 | val |= BNX2_L2CTX_CTX_TYPE_SIZE_L2; | |
1092 | val |= 0x02 << 8; | |
1093 | ||
1094 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { | |
1095 | u32 lo_water, hi_water; | |
1096 | ||
1097 | if (bp->flow_ctrl & FLOW_CTRL_TX) | |
1098 | lo_water = BNX2_L2CTX_LO_WATER_MARK_DEFAULT; | |
1099 | else | |
1100 | lo_water = BNX2_L2CTX_LO_WATER_MARK_DIS; | |
1101 | if (lo_water >= bp->rx_ring_size) | |
1102 | lo_water = 0; | |
1103 | ||
1104 | hi_water = bp->rx_ring_size / 4; | |
1105 | ||
1106 | if (hi_water <= lo_water) | |
1107 | lo_water = 0; | |
1108 | ||
1109 | hi_water /= BNX2_L2CTX_HI_WATER_MARK_SCALE; | |
1110 | lo_water /= BNX2_L2CTX_LO_WATER_MARK_SCALE; | |
1111 | ||
1112 | if (hi_water > 0xf) | |
1113 | hi_water = 0xf; | |
1114 | else if (hi_water == 0) | |
1115 | lo_water = 0; | |
1116 | val |= lo_water | (hi_water << BNX2_L2CTX_HI_WATER_MARK_SHIFT); | |
1117 | } | |
1118 | bnx2_ctx_wr(bp, rx_cid_addr, BNX2_L2CTX_CTX_TYPE, val); | |
1119 | } | |
1120 | ||
bb4f98ab MC |
1121 | static void |
1122 | bnx2_init_all_rx_contexts(struct bnx2 *bp) | |
1123 | { | |
1124 | int i; | |
1125 | u32 cid; | |
1126 | ||
1127 | for (i = 0, cid = RX_CID; i < bp->num_rx_rings; i++, cid++) { | |
1128 | if (i == 1) | |
1129 | cid = RX_RSS_CID; | |
1130 | bnx2_init_rx_context(bp, cid); | |
1131 | } | |
1132 | } | |
1133 | ||
344478db | 1134 | static void |
b6016b76 MC |
1135 | bnx2_set_mac_link(struct bnx2 *bp) |
1136 | { | |
1137 | u32 val; | |
1138 | ||
1139 | REG_WR(bp, BNX2_EMAC_TX_LENGTHS, 0x2620); | |
1140 | if (bp->link_up && (bp->line_speed == SPEED_1000) && | |
1141 | (bp->duplex == DUPLEX_HALF)) { | |
1142 | REG_WR(bp, BNX2_EMAC_TX_LENGTHS, 0x26ff); | |
1143 | } | |
1144 | ||
1145 | /* Configure the EMAC mode register. */ | |
1146 | val = REG_RD(bp, BNX2_EMAC_MODE); | |
1147 | ||
1148 | val &= ~(BNX2_EMAC_MODE_PORT | BNX2_EMAC_MODE_HALF_DUPLEX | | |
5b0c76ad | 1149 | BNX2_EMAC_MODE_MAC_LOOP | BNX2_EMAC_MODE_FORCE_LINK | |
59b47d8a | 1150 | BNX2_EMAC_MODE_25G_MODE); |
b6016b76 MC |
1151 | |
1152 | if (bp->link_up) { | |
5b0c76ad MC |
1153 | switch (bp->line_speed) { |
1154 | case SPEED_10: | |
59b47d8a MC |
1155 | if (CHIP_NUM(bp) != CHIP_NUM_5706) { |
1156 | val |= BNX2_EMAC_MODE_PORT_MII_10M; | |
5b0c76ad MC |
1157 | break; |
1158 | } | |
1159 | /* fall through */ | |
1160 | case SPEED_100: | |
1161 | val |= BNX2_EMAC_MODE_PORT_MII; | |
1162 | break; | |
1163 | case SPEED_2500: | |
59b47d8a | 1164 | val |= BNX2_EMAC_MODE_25G_MODE; |
5b0c76ad MC |
1165 | /* fall through */ |
1166 | case SPEED_1000: | |
1167 | val |= BNX2_EMAC_MODE_PORT_GMII; | |
1168 | break; | |
1169 | } | |
b6016b76 MC |
1170 | } |
1171 | else { | |
1172 | val |= BNX2_EMAC_MODE_PORT_GMII; | |
1173 | } | |
1174 | ||
1175 | /* Set the MAC to operate in the appropriate duplex mode. */ | |
1176 | if (bp->duplex == DUPLEX_HALF) | |
1177 | val |= BNX2_EMAC_MODE_HALF_DUPLEX; | |
1178 | REG_WR(bp, BNX2_EMAC_MODE, val); | |
1179 | ||
1180 | /* Enable/disable rx PAUSE. */ | |
1181 | bp->rx_mode &= ~BNX2_EMAC_RX_MODE_FLOW_EN; | |
1182 | ||
1183 | if (bp->flow_ctrl & FLOW_CTRL_RX) | |
1184 | bp->rx_mode |= BNX2_EMAC_RX_MODE_FLOW_EN; | |
1185 | REG_WR(bp, BNX2_EMAC_RX_MODE, bp->rx_mode); | |
1186 | ||
1187 | /* Enable/disable tx PAUSE. */ | |
1188 | val = REG_RD(bp, BNX2_EMAC_TX_MODE); | |
1189 | val &= ~BNX2_EMAC_TX_MODE_FLOW_EN; | |
1190 | ||
1191 | if (bp->flow_ctrl & FLOW_CTRL_TX) | |
1192 | val |= BNX2_EMAC_TX_MODE_FLOW_EN; | |
1193 | REG_WR(bp, BNX2_EMAC_TX_MODE, val); | |
1194 | ||
1195 | /* Acknowledge the interrupt. */ | |
1196 | REG_WR(bp, BNX2_EMAC_STATUS, BNX2_EMAC_STATUS_LINK_CHANGE); | |
1197 | ||
83e3fc89 | 1198 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
bb4f98ab | 1199 | bnx2_init_all_rx_contexts(bp); |
b6016b76 MC |
1200 | } |
1201 | ||
27a005b8 MC |
1202 | static void |
1203 | bnx2_enable_bmsr1(struct bnx2 *bp) | |
1204 | { | |
583c28e5 | 1205 | if ((bp->phy_flags & BNX2_PHY_FLAG_SERDES) && |
27a005b8 MC |
1206 | (CHIP_NUM(bp) == CHIP_NUM_5709)) |
1207 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, | |
1208 | MII_BNX2_BLK_ADDR_GP_STATUS); | |
1209 | } | |
1210 | ||
1211 | static void | |
1212 | bnx2_disable_bmsr1(struct bnx2 *bp) | |
1213 | { | |
583c28e5 | 1214 | if ((bp->phy_flags & BNX2_PHY_FLAG_SERDES) && |
27a005b8 MC |
1215 | (CHIP_NUM(bp) == CHIP_NUM_5709)) |
1216 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, | |
1217 | MII_BNX2_BLK_ADDR_COMBO_IEEEB0); | |
1218 | } | |
1219 | ||
605a9e20 MC |
1220 | static int |
1221 | bnx2_test_and_enable_2g5(struct bnx2 *bp) | |
1222 | { | |
1223 | u32 up1; | |
1224 | int ret = 1; | |
1225 | ||
583c28e5 | 1226 | if (!(bp->phy_flags & BNX2_PHY_FLAG_2_5G_CAPABLE)) |
605a9e20 MC |
1227 | return 0; |
1228 | ||
1229 | if (bp->autoneg & AUTONEG_SPEED) | |
1230 | bp->advertising |= ADVERTISED_2500baseX_Full; | |
1231 | ||
27a005b8 MC |
1232 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
1233 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_OVER1G); | |
1234 | ||
605a9e20 MC |
1235 | bnx2_read_phy(bp, bp->mii_up1, &up1); |
1236 | if (!(up1 & BCM5708S_UP1_2G5)) { | |
1237 | up1 |= BCM5708S_UP1_2G5; | |
1238 | bnx2_write_phy(bp, bp->mii_up1, up1); | |
1239 | ret = 0; | |
1240 | } | |
1241 | ||
27a005b8 MC |
1242 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
1243 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, | |
1244 | MII_BNX2_BLK_ADDR_COMBO_IEEEB0); | |
1245 | ||
605a9e20 MC |
1246 | return ret; |
1247 | } | |
1248 | ||
1249 | static int | |
1250 | bnx2_test_and_disable_2g5(struct bnx2 *bp) | |
1251 | { | |
1252 | u32 up1; | |
1253 | int ret = 0; | |
1254 | ||
583c28e5 | 1255 | if (!(bp->phy_flags & BNX2_PHY_FLAG_2_5G_CAPABLE)) |
605a9e20 MC |
1256 | return 0; |
1257 | ||
27a005b8 MC |
1258 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
1259 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_OVER1G); | |
1260 | ||
605a9e20 MC |
1261 | bnx2_read_phy(bp, bp->mii_up1, &up1); |
1262 | if (up1 & BCM5708S_UP1_2G5) { | |
1263 | up1 &= ~BCM5708S_UP1_2G5; | |
1264 | bnx2_write_phy(bp, bp->mii_up1, up1); | |
1265 | ret = 1; | |
1266 | } | |
1267 | ||
27a005b8 MC |
1268 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
1269 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, | |
1270 | MII_BNX2_BLK_ADDR_COMBO_IEEEB0); | |
1271 | ||
605a9e20 MC |
1272 | return ret; |
1273 | } | |
1274 | ||
1275 | static void | |
1276 | bnx2_enable_forced_2g5(struct bnx2 *bp) | |
1277 | { | |
1278 | u32 bmcr; | |
1279 | ||
583c28e5 | 1280 | if (!(bp->phy_flags & BNX2_PHY_FLAG_2_5G_CAPABLE)) |
605a9e20 MC |
1281 | return; |
1282 | ||
27a005b8 MC |
1283 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
1284 | u32 val; | |
1285 | ||
1286 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, | |
1287 | MII_BNX2_BLK_ADDR_SERDES_DIG); | |
1288 | bnx2_read_phy(bp, MII_BNX2_SERDES_DIG_MISC1, &val); | |
1289 | val &= ~MII_BNX2_SD_MISC1_FORCE_MSK; | |
1290 | val |= MII_BNX2_SD_MISC1_FORCE | MII_BNX2_SD_MISC1_FORCE_2_5G; | |
1291 | bnx2_write_phy(bp, MII_BNX2_SERDES_DIG_MISC1, val); | |
1292 | ||
1293 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, | |
1294 | MII_BNX2_BLK_ADDR_COMBO_IEEEB0); | |
1295 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); | |
1296 | ||
1297 | } else if (CHIP_NUM(bp) == CHIP_NUM_5708) { | |
605a9e20 MC |
1298 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
1299 | bmcr |= BCM5708S_BMCR_FORCE_2500; | |
1300 | } | |
1301 | ||
1302 | if (bp->autoneg & AUTONEG_SPEED) { | |
1303 | bmcr &= ~BMCR_ANENABLE; | |
1304 | if (bp->req_duplex == DUPLEX_FULL) | |
1305 | bmcr |= BMCR_FULLDPLX; | |
1306 | } | |
1307 | bnx2_write_phy(bp, bp->mii_bmcr, bmcr); | |
1308 | } | |
1309 | ||
1310 | static void | |
1311 | bnx2_disable_forced_2g5(struct bnx2 *bp) | |
1312 | { | |
1313 | u32 bmcr; | |
1314 | ||
583c28e5 | 1315 | if (!(bp->phy_flags & BNX2_PHY_FLAG_2_5G_CAPABLE)) |
605a9e20 MC |
1316 | return; |
1317 | ||
27a005b8 MC |
1318 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
1319 | u32 val; | |
1320 | ||
1321 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, | |
1322 | MII_BNX2_BLK_ADDR_SERDES_DIG); | |
1323 | bnx2_read_phy(bp, MII_BNX2_SERDES_DIG_MISC1, &val); | |
1324 | val &= ~MII_BNX2_SD_MISC1_FORCE; | |
1325 | bnx2_write_phy(bp, MII_BNX2_SERDES_DIG_MISC1, val); | |
1326 | ||
1327 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, | |
1328 | MII_BNX2_BLK_ADDR_COMBO_IEEEB0); | |
1329 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); | |
1330 | ||
1331 | } else if (CHIP_NUM(bp) == CHIP_NUM_5708) { | |
605a9e20 MC |
1332 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
1333 | bmcr &= ~BCM5708S_BMCR_FORCE_2500; | |
1334 | } | |
1335 | ||
1336 | if (bp->autoneg & AUTONEG_SPEED) | |
1337 | bmcr |= BMCR_SPEED1000 | BMCR_ANENABLE | BMCR_ANRESTART; | |
1338 | bnx2_write_phy(bp, bp->mii_bmcr, bmcr); | |
1339 | } | |
1340 | ||
b2fadeae MC |
1341 | static void |
1342 | bnx2_5706s_force_link_dn(struct bnx2 *bp, int start) | |
1343 | { | |
1344 | u32 val; | |
1345 | ||
1346 | bnx2_write_phy(bp, MII_BNX2_DSP_ADDRESS, MII_EXPAND_SERDES_CTL); | |
1347 | bnx2_read_phy(bp, MII_BNX2_DSP_RW_PORT, &val); | |
1348 | if (start) | |
1349 | bnx2_write_phy(bp, MII_BNX2_DSP_RW_PORT, val & 0xff0f); | |
1350 | else | |
1351 | bnx2_write_phy(bp, MII_BNX2_DSP_RW_PORT, val | 0xc0); | |
1352 | } | |
1353 | ||
b6016b76 MC |
1354 | static int |
1355 | bnx2_set_link(struct bnx2 *bp) | |
1356 | { | |
1357 | u32 bmsr; | |
1358 | u8 link_up; | |
1359 | ||
80be4434 | 1360 | if (bp->loopback == MAC_LOOPBACK || bp->loopback == PHY_LOOPBACK) { |
b6016b76 MC |
1361 | bp->link_up = 1; |
1362 | return 0; | |
1363 | } | |
1364 | ||
583c28e5 | 1365 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) |
0d8a6571 MC |
1366 | return 0; |
1367 | ||
b6016b76 MC |
1368 | link_up = bp->link_up; |
1369 | ||
27a005b8 MC |
1370 | bnx2_enable_bmsr1(bp); |
1371 | bnx2_read_phy(bp, bp->mii_bmsr1, &bmsr); | |
1372 | bnx2_read_phy(bp, bp->mii_bmsr1, &bmsr); | |
1373 | bnx2_disable_bmsr1(bp); | |
b6016b76 | 1374 | |
583c28e5 | 1375 | if ((bp->phy_flags & BNX2_PHY_FLAG_SERDES) && |
b6016b76 | 1376 | (CHIP_NUM(bp) == CHIP_NUM_5706)) { |
a2724e25 | 1377 | u32 val, an_dbg; |
b6016b76 | 1378 | |
583c28e5 | 1379 | if (bp->phy_flags & BNX2_PHY_FLAG_FORCED_DOWN) { |
b2fadeae | 1380 | bnx2_5706s_force_link_dn(bp, 0); |
583c28e5 | 1381 | bp->phy_flags &= ~BNX2_PHY_FLAG_FORCED_DOWN; |
b2fadeae | 1382 | } |
b6016b76 | 1383 | val = REG_RD(bp, BNX2_EMAC_STATUS); |
a2724e25 MC |
1384 | |
1385 | bnx2_write_phy(bp, MII_BNX2_MISC_SHADOW, MISC_SHDW_AN_DBG); | |
1386 | bnx2_read_phy(bp, MII_BNX2_MISC_SHADOW, &an_dbg); | |
1387 | bnx2_read_phy(bp, MII_BNX2_MISC_SHADOW, &an_dbg); | |
1388 | ||
1389 | if ((val & BNX2_EMAC_STATUS_LINK) && | |
1390 | !(an_dbg & MISC_SHDW_AN_DBG_NOSYNC)) | |
b6016b76 MC |
1391 | bmsr |= BMSR_LSTATUS; |
1392 | else | |
1393 | bmsr &= ~BMSR_LSTATUS; | |
1394 | } | |
1395 | ||
1396 | if (bmsr & BMSR_LSTATUS) { | |
1397 | bp->link_up = 1; | |
1398 | ||
583c28e5 | 1399 | if (bp->phy_flags & BNX2_PHY_FLAG_SERDES) { |
5b0c76ad MC |
1400 | if (CHIP_NUM(bp) == CHIP_NUM_5706) |
1401 | bnx2_5706s_linkup(bp); | |
1402 | else if (CHIP_NUM(bp) == CHIP_NUM_5708) | |
1403 | bnx2_5708s_linkup(bp); | |
27a005b8 MC |
1404 | else if (CHIP_NUM(bp) == CHIP_NUM_5709) |
1405 | bnx2_5709s_linkup(bp); | |
b6016b76 MC |
1406 | } |
1407 | else { | |
1408 | bnx2_copper_linkup(bp); | |
1409 | } | |
1410 | bnx2_resolve_flow_ctrl(bp); | |
1411 | } | |
1412 | else { | |
583c28e5 | 1413 | if ((bp->phy_flags & BNX2_PHY_FLAG_SERDES) && |
605a9e20 MC |
1414 | (bp->autoneg & AUTONEG_SPEED)) |
1415 | bnx2_disable_forced_2g5(bp); | |
b6016b76 | 1416 | |
583c28e5 | 1417 | if (bp->phy_flags & BNX2_PHY_FLAG_PARALLEL_DETECT) { |
b2fadeae MC |
1418 | u32 bmcr; |
1419 | ||
1420 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); | |
1421 | bmcr |= BMCR_ANENABLE; | |
1422 | bnx2_write_phy(bp, bp->mii_bmcr, bmcr); | |
1423 | ||
583c28e5 | 1424 | bp->phy_flags &= ~BNX2_PHY_FLAG_PARALLEL_DETECT; |
b2fadeae | 1425 | } |
b6016b76 MC |
1426 | bp->link_up = 0; |
1427 | } | |
1428 | ||
1429 | if (bp->link_up != link_up) { | |
1430 | bnx2_report_link(bp); | |
1431 | } | |
1432 | ||
1433 | bnx2_set_mac_link(bp); | |
1434 | ||
1435 | return 0; | |
1436 | } | |
1437 | ||
1438 | static int | |
1439 | bnx2_reset_phy(struct bnx2 *bp) | |
1440 | { | |
1441 | int i; | |
1442 | u32 reg; | |
1443 | ||
ca58c3af | 1444 | bnx2_write_phy(bp, bp->mii_bmcr, BMCR_RESET); |
b6016b76 MC |
1445 | |
1446 | #define PHY_RESET_MAX_WAIT 100 | |
1447 | for (i = 0; i < PHY_RESET_MAX_WAIT; i++) { | |
1448 | udelay(10); | |
1449 | ||
ca58c3af | 1450 | bnx2_read_phy(bp, bp->mii_bmcr, ®); |
b6016b76 MC |
1451 | if (!(reg & BMCR_RESET)) { |
1452 | udelay(20); | |
1453 | break; | |
1454 | } | |
1455 | } | |
1456 | if (i == PHY_RESET_MAX_WAIT) { | |
1457 | return -EBUSY; | |
1458 | } | |
1459 | return 0; | |
1460 | } | |
1461 | ||
1462 | static u32 | |
1463 | bnx2_phy_get_pause_adv(struct bnx2 *bp) | |
1464 | { | |
1465 | u32 adv = 0; | |
1466 | ||
1467 | if ((bp->req_flow_ctrl & (FLOW_CTRL_RX | FLOW_CTRL_TX)) == | |
1468 | (FLOW_CTRL_RX | FLOW_CTRL_TX)) { | |
1469 | ||
583c28e5 | 1470 | if (bp->phy_flags & BNX2_PHY_FLAG_SERDES) { |
b6016b76 MC |
1471 | adv = ADVERTISE_1000XPAUSE; |
1472 | } | |
1473 | else { | |
1474 | adv = ADVERTISE_PAUSE_CAP; | |
1475 | } | |
1476 | } | |
1477 | else if (bp->req_flow_ctrl & FLOW_CTRL_TX) { | |
583c28e5 | 1478 | if (bp->phy_flags & BNX2_PHY_FLAG_SERDES) { |
b6016b76 MC |
1479 | adv = ADVERTISE_1000XPSE_ASYM; |
1480 | } | |
1481 | else { | |
1482 | adv = ADVERTISE_PAUSE_ASYM; | |
1483 | } | |
1484 | } | |
1485 | else if (bp->req_flow_ctrl & FLOW_CTRL_RX) { | |
583c28e5 | 1486 | if (bp->phy_flags & BNX2_PHY_FLAG_SERDES) { |
b6016b76 MC |
1487 | adv = ADVERTISE_1000XPAUSE | ADVERTISE_1000XPSE_ASYM; |
1488 | } | |
1489 | else { | |
1490 | adv = ADVERTISE_PAUSE_CAP | ADVERTISE_PAUSE_ASYM; | |
1491 | } | |
1492 | } | |
1493 | return adv; | |
1494 | } | |
1495 | ||
a2f13890 | 1496 | static int bnx2_fw_sync(struct bnx2 *, u32, int, int); |
0d8a6571 | 1497 | |
b6016b76 | 1498 | static int |
0d8a6571 MC |
1499 | bnx2_setup_remote_phy(struct bnx2 *bp, u8 port) |
1500 | { | |
1501 | u32 speed_arg = 0, pause_adv; | |
1502 | ||
1503 | pause_adv = bnx2_phy_get_pause_adv(bp); | |
1504 | ||
1505 | if (bp->autoneg & AUTONEG_SPEED) { | |
1506 | speed_arg |= BNX2_NETLINK_SET_LINK_ENABLE_AUTONEG; | |
1507 | if (bp->advertising & ADVERTISED_10baseT_Half) | |
1508 | speed_arg |= BNX2_NETLINK_SET_LINK_SPEED_10HALF; | |
1509 | if (bp->advertising & ADVERTISED_10baseT_Full) | |
1510 | speed_arg |= BNX2_NETLINK_SET_LINK_SPEED_10FULL; | |
1511 | if (bp->advertising & ADVERTISED_100baseT_Half) | |
1512 | speed_arg |= BNX2_NETLINK_SET_LINK_SPEED_100HALF; | |
1513 | if (bp->advertising & ADVERTISED_100baseT_Full) | |
1514 | speed_arg |= BNX2_NETLINK_SET_LINK_SPEED_100FULL; | |
1515 | if (bp->advertising & ADVERTISED_1000baseT_Full) | |
1516 | speed_arg |= BNX2_NETLINK_SET_LINK_SPEED_1GFULL; | |
1517 | if (bp->advertising & ADVERTISED_2500baseX_Full) | |
1518 | speed_arg |= BNX2_NETLINK_SET_LINK_SPEED_2G5FULL; | |
1519 | } else { | |
1520 | if (bp->req_line_speed == SPEED_2500) | |
1521 | speed_arg = BNX2_NETLINK_SET_LINK_SPEED_2G5FULL; | |
1522 | else if (bp->req_line_speed == SPEED_1000) | |
1523 | speed_arg = BNX2_NETLINK_SET_LINK_SPEED_1GFULL; | |
1524 | else if (bp->req_line_speed == SPEED_100) { | |
1525 | if (bp->req_duplex == DUPLEX_FULL) | |
1526 | speed_arg = BNX2_NETLINK_SET_LINK_SPEED_100FULL; | |
1527 | else | |
1528 | speed_arg = BNX2_NETLINK_SET_LINK_SPEED_100HALF; | |
1529 | } else if (bp->req_line_speed == SPEED_10) { | |
1530 | if (bp->req_duplex == DUPLEX_FULL) | |
1531 | speed_arg = BNX2_NETLINK_SET_LINK_SPEED_10FULL; | |
1532 | else | |
1533 | speed_arg = BNX2_NETLINK_SET_LINK_SPEED_10HALF; | |
1534 | } | |
1535 | } | |
1536 | ||
1537 | if (pause_adv & (ADVERTISE_1000XPAUSE | ADVERTISE_PAUSE_CAP)) | |
1538 | speed_arg |= BNX2_NETLINK_SET_LINK_FC_SYM_PAUSE; | |
c26736ec | 1539 | if (pause_adv & (ADVERTISE_1000XPSE_ASYM | ADVERTISE_PAUSE_ASYM)) |
0d8a6571 MC |
1540 | speed_arg |= BNX2_NETLINK_SET_LINK_FC_ASYM_PAUSE; |
1541 | ||
1542 | if (port == PORT_TP) | |
1543 | speed_arg |= BNX2_NETLINK_SET_LINK_PHY_APP_REMOTE | | |
1544 | BNX2_NETLINK_SET_LINK_ETH_AT_WIRESPEED; | |
1545 | ||
2726d6e1 | 1546 | bnx2_shmem_wr(bp, BNX2_DRV_MB_ARG0, speed_arg); |
0d8a6571 MC |
1547 | |
1548 | spin_unlock_bh(&bp->phy_lock); | |
a2f13890 | 1549 | bnx2_fw_sync(bp, BNX2_DRV_MSG_CODE_CMD_SET_LINK, 1, 0); |
0d8a6571 MC |
1550 | spin_lock_bh(&bp->phy_lock); |
1551 | ||
1552 | return 0; | |
1553 | } | |
1554 | ||
1555 | static int | |
1556 | bnx2_setup_serdes_phy(struct bnx2 *bp, u8 port) | |
b6016b76 | 1557 | { |
605a9e20 | 1558 | u32 adv, bmcr; |
b6016b76 MC |
1559 | u32 new_adv = 0; |
1560 | ||
583c28e5 | 1561 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) |
0d8a6571 MC |
1562 | return (bnx2_setup_remote_phy(bp, port)); |
1563 | ||
b6016b76 MC |
1564 | if (!(bp->autoneg & AUTONEG_SPEED)) { |
1565 | u32 new_bmcr; | |
5b0c76ad MC |
1566 | int force_link_down = 0; |
1567 | ||
605a9e20 MC |
1568 | if (bp->req_line_speed == SPEED_2500) { |
1569 | if (!bnx2_test_and_enable_2g5(bp)) | |
1570 | force_link_down = 1; | |
1571 | } else if (bp->req_line_speed == SPEED_1000) { | |
1572 | if (bnx2_test_and_disable_2g5(bp)) | |
1573 | force_link_down = 1; | |
1574 | } | |
ca58c3af | 1575 | bnx2_read_phy(bp, bp->mii_adv, &adv); |
80be4434 MC |
1576 | adv &= ~(ADVERTISE_1000XFULL | ADVERTISE_1000XHALF); |
1577 | ||
ca58c3af | 1578 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
605a9e20 | 1579 | new_bmcr = bmcr & ~BMCR_ANENABLE; |
80be4434 | 1580 | new_bmcr |= BMCR_SPEED1000; |
605a9e20 | 1581 | |
27a005b8 MC |
1582 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
1583 | if (bp->req_line_speed == SPEED_2500) | |
1584 | bnx2_enable_forced_2g5(bp); | |
1585 | else if (bp->req_line_speed == SPEED_1000) { | |
1586 | bnx2_disable_forced_2g5(bp); | |
1587 | new_bmcr &= ~0x2000; | |
1588 | } | |
1589 | ||
1590 | } else if (CHIP_NUM(bp) == CHIP_NUM_5708) { | |
605a9e20 MC |
1591 | if (bp->req_line_speed == SPEED_2500) |
1592 | new_bmcr |= BCM5708S_BMCR_FORCE_2500; | |
1593 | else | |
1594 | new_bmcr = bmcr & ~BCM5708S_BMCR_FORCE_2500; | |
5b0c76ad MC |
1595 | } |
1596 | ||
b6016b76 | 1597 | if (bp->req_duplex == DUPLEX_FULL) { |
5b0c76ad | 1598 | adv |= ADVERTISE_1000XFULL; |
b6016b76 MC |
1599 | new_bmcr |= BMCR_FULLDPLX; |
1600 | } | |
1601 | else { | |
5b0c76ad | 1602 | adv |= ADVERTISE_1000XHALF; |
b6016b76 MC |
1603 | new_bmcr &= ~BMCR_FULLDPLX; |
1604 | } | |
5b0c76ad | 1605 | if ((new_bmcr != bmcr) || (force_link_down)) { |
b6016b76 MC |
1606 | /* Force a link down visible on the other side */ |
1607 | if (bp->link_up) { | |
ca58c3af | 1608 | bnx2_write_phy(bp, bp->mii_adv, adv & |
5b0c76ad MC |
1609 | ~(ADVERTISE_1000XFULL | |
1610 | ADVERTISE_1000XHALF)); | |
ca58c3af | 1611 | bnx2_write_phy(bp, bp->mii_bmcr, bmcr | |
b6016b76 MC |
1612 | BMCR_ANRESTART | BMCR_ANENABLE); |
1613 | ||
1614 | bp->link_up = 0; | |
1615 | netif_carrier_off(bp->dev); | |
ca58c3af | 1616 | bnx2_write_phy(bp, bp->mii_bmcr, new_bmcr); |
80be4434 | 1617 | bnx2_report_link(bp); |
b6016b76 | 1618 | } |
ca58c3af MC |
1619 | bnx2_write_phy(bp, bp->mii_adv, adv); |
1620 | bnx2_write_phy(bp, bp->mii_bmcr, new_bmcr); | |
605a9e20 MC |
1621 | } else { |
1622 | bnx2_resolve_flow_ctrl(bp); | |
1623 | bnx2_set_mac_link(bp); | |
b6016b76 MC |
1624 | } |
1625 | return 0; | |
1626 | } | |
1627 | ||
605a9e20 | 1628 | bnx2_test_and_enable_2g5(bp); |
5b0c76ad | 1629 | |
b6016b76 MC |
1630 | if (bp->advertising & ADVERTISED_1000baseT_Full) |
1631 | new_adv |= ADVERTISE_1000XFULL; | |
1632 | ||
1633 | new_adv |= bnx2_phy_get_pause_adv(bp); | |
1634 | ||
ca58c3af MC |
1635 | bnx2_read_phy(bp, bp->mii_adv, &adv); |
1636 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); | |
b6016b76 MC |
1637 | |
1638 | bp->serdes_an_pending = 0; | |
1639 | if ((adv != new_adv) || ((bmcr & BMCR_ANENABLE) == 0)) { | |
1640 | /* Force a link down visible on the other side */ | |
1641 | if (bp->link_up) { | |
ca58c3af | 1642 | bnx2_write_phy(bp, bp->mii_bmcr, BMCR_LOOPBACK); |
80be4434 MC |
1643 | spin_unlock_bh(&bp->phy_lock); |
1644 | msleep(20); | |
1645 | spin_lock_bh(&bp->phy_lock); | |
b6016b76 MC |
1646 | } |
1647 | ||
ca58c3af MC |
1648 | bnx2_write_phy(bp, bp->mii_adv, new_adv); |
1649 | bnx2_write_phy(bp, bp->mii_bmcr, bmcr | BMCR_ANRESTART | | |
b6016b76 | 1650 | BMCR_ANENABLE); |
f8dd064e MC |
1651 | /* Speed up link-up time when the link partner |
1652 | * does not autonegotiate which is very common | |
1653 | * in blade servers. Some blade servers use | |
1654 | * IPMI for kerboard input and it's important | |
1655 | * to minimize link disruptions. Autoneg. involves | |
1656 | * exchanging base pages plus 3 next pages and | |
1657 | * normally completes in about 120 msec. | |
1658 | */ | |
40105c0b | 1659 | bp->current_interval = BNX2_SERDES_AN_TIMEOUT; |
f8dd064e MC |
1660 | bp->serdes_an_pending = 1; |
1661 | mod_timer(&bp->timer, jiffies + bp->current_interval); | |
605a9e20 MC |
1662 | } else { |
1663 | bnx2_resolve_flow_ctrl(bp); | |
1664 | bnx2_set_mac_link(bp); | |
b6016b76 MC |
1665 | } |
1666 | ||
1667 | return 0; | |
1668 | } | |
1669 | ||
1670 | #define ETHTOOL_ALL_FIBRE_SPEED \ | |
583c28e5 | 1671 | (bp->phy_flags & BNX2_PHY_FLAG_2_5G_CAPABLE) ? \ |
deaf391b MC |
1672 | (ADVERTISED_2500baseX_Full | ADVERTISED_1000baseT_Full) :\ |
1673 | (ADVERTISED_1000baseT_Full) | |
b6016b76 MC |
1674 | |
1675 | #define ETHTOOL_ALL_COPPER_SPEED \ | |
1676 | (ADVERTISED_10baseT_Half | ADVERTISED_10baseT_Full | \ | |
1677 | ADVERTISED_100baseT_Half | ADVERTISED_100baseT_Full | \ | |
1678 | ADVERTISED_1000baseT_Full) | |
1679 | ||
1680 | #define PHY_ALL_10_100_SPEED (ADVERTISE_10HALF | ADVERTISE_10FULL | \ | |
1681 | ADVERTISE_100HALF | ADVERTISE_100FULL | ADVERTISE_CSMA) | |
6aa20a22 | 1682 | |
b6016b76 MC |
1683 | #define PHY_ALL_1000_SPEED (ADVERTISE_1000HALF | ADVERTISE_1000FULL) |
1684 | ||
0d8a6571 MC |
1685 | static void |
1686 | bnx2_set_default_remote_link(struct bnx2 *bp) | |
1687 | { | |
1688 | u32 link; | |
1689 | ||
1690 | if (bp->phy_port == PORT_TP) | |
2726d6e1 | 1691 | link = bnx2_shmem_rd(bp, BNX2_RPHY_COPPER_LINK); |
0d8a6571 | 1692 | else |
2726d6e1 | 1693 | link = bnx2_shmem_rd(bp, BNX2_RPHY_SERDES_LINK); |
0d8a6571 MC |
1694 | |
1695 | if (link & BNX2_NETLINK_SET_LINK_ENABLE_AUTONEG) { | |
1696 | bp->req_line_speed = 0; | |
1697 | bp->autoneg |= AUTONEG_SPEED; | |
1698 | bp->advertising = ADVERTISED_Autoneg; | |
1699 | if (link & BNX2_NETLINK_SET_LINK_SPEED_10HALF) | |
1700 | bp->advertising |= ADVERTISED_10baseT_Half; | |
1701 | if (link & BNX2_NETLINK_SET_LINK_SPEED_10FULL) | |
1702 | bp->advertising |= ADVERTISED_10baseT_Full; | |
1703 | if (link & BNX2_NETLINK_SET_LINK_SPEED_100HALF) | |
1704 | bp->advertising |= ADVERTISED_100baseT_Half; | |
1705 | if (link & BNX2_NETLINK_SET_LINK_SPEED_100FULL) | |
1706 | bp->advertising |= ADVERTISED_100baseT_Full; | |
1707 | if (link & BNX2_NETLINK_SET_LINK_SPEED_1GFULL) | |
1708 | bp->advertising |= ADVERTISED_1000baseT_Full; | |
1709 | if (link & BNX2_NETLINK_SET_LINK_SPEED_2G5FULL) | |
1710 | bp->advertising |= ADVERTISED_2500baseX_Full; | |
1711 | } else { | |
1712 | bp->autoneg = 0; | |
1713 | bp->advertising = 0; | |
1714 | bp->req_duplex = DUPLEX_FULL; | |
1715 | if (link & BNX2_NETLINK_SET_LINK_SPEED_10) { | |
1716 | bp->req_line_speed = SPEED_10; | |
1717 | if (link & BNX2_NETLINK_SET_LINK_SPEED_10HALF) | |
1718 | bp->req_duplex = DUPLEX_HALF; | |
1719 | } | |
1720 | if (link & BNX2_NETLINK_SET_LINK_SPEED_100) { | |
1721 | bp->req_line_speed = SPEED_100; | |
1722 | if (link & BNX2_NETLINK_SET_LINK_SPEED_100HALF) | |
1723 | bp->req_duplex = DUPLEX_HALF; | |
1724 | } | |
1725 | if (link & BNX2_NETLINK_SET_LINK_SPEED_1GFULL) | |
1726 | bp->req_line_speed = SPEED_1000; | |
1727 | if (link & BNX2_NETLINK_SET_LINK_SPEED_2G5FULL) | |
1728 | bp->req_line_speed = SPEED_2500; | |
1729 | } | |
1730 | } | |
1731 | ||
deaf391b MC |
1732 | static void |
1733 | bnx2_set_default_link(struct bnx2 *bp) | |
1734 | { | |
ab59859d HH |
1735 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) { |
1736 | bnx2_set_default_remote_link(bp); | |
1737 | return; | |
1738 | } | |
0d8a6571 | 1739 | |
deaf391b MC |
1740 | bp->autoneg = AUTONEG_SPEED | AUTONEG_FLOW_CTRL; |
1741 | bp->req_line_speed = 0; | |
583c28e5 | 1742 | if (bp->phy_flags & BNX2_PHY_FLAG_SERDES) { |
deaf391b MC |
1743 | u32 reg; |
1744 | ||
1745 | bp->advertising = ETHTOOL_ALL_FIBRE_SPEED | ADVERTISED_Autoneg; | |
1746 | ||
2726d6e1 | 1747 | reg = bnx2_shmem_rd(bp, BNX2_PORT_HW_CFG_CONFIG); |
deaf391b MC |
1748 | reg &= BNX2_PORT_HW_CFG_CFG_DFLT_LINK_MASK; |
1749 | if (reg == BNX2_PORT_HW_CFG_CFG_DFLT_LINK_1G) { | |
1750 | bp->autoneg = 0; | |
1751 | bp->req_line_speed = bp->line_speed = SPEED_1000; | |
1752 | bp->req_duplex = DUPLEX_FULL; | |
1753 | } | |
1754 | } else | |
1755 | bp->advertising = ETHTOOL_ALL_COPPER_SPEED | ADVERTISED_Autoneg; | |
1756 | } | |
1757 | ||
df149d70 MC |
1758 | static void |
1759 | bnx2_send_heart_beat(struct bnx2 *bp) | |
1760 | { | |
1761 | u32 msg; | |
1762 | u32 addr; | |
1763 | ||
1764 | spin_lock(&bp->indirect_lock); | |
1765 | msg = (u32) (++bp->fw_drv_pulse_wr_seq & BNX2_DRV_PULSE_SEQ_MASK); | |
1766 | addr = bp->shmem_base + BNX2_DRV_PULSE_MB; | |
1767 | REG_WR(bp, BNX2_PCICFG_REG_WINDOW_ADDRESS, addr); | |
1768 | REG_WR(bp, BNX2_PCICFG_REG_WINDOW, msg); | |
1769 | spin_unlock(&bp->indirect_lock); | |
1770 | } | |
1771 | ||
0d8a6571 MC |
1772 | static void |
1773 | bnx2_remote_phy_event(struct bnx2 *bp) | |
1774 | { | |
1775 | u32 msg; | |
1776 | u8 link_up = bp->link_up; | |
1777 | u8 old_port; | |
1778 | ||
2726d6e1 | 1779 | msg = bnx2_shmem_rd(bp, BNX2_LINK_STATUS); |
0d8a6571 | 1780 | |
df149d70 MC |
1781 | if (msg & BNX2_LINK_STATUS_HEART_BEAT_EXPIRED) |
1782 | bnx2_send_heart_beat(bp); | |
1783 | ||
1784 | msg &= ~BNX2_LINK_STATUS_HEART_BEAT_EXPIRED; | |
1785 | ||
0d8a6571 MC |
1786 | if ((msg & BNX2_LINK_STATUS_LINK_UP) == BNX2_LINK_STATUS_LINK_DOWN) |
1787 | bp->link_up = 0; | |
1788 | else { | |
1789 | u32 speed; | |
1790 | ||
1791 | bp->link_up = 1; | |
1792 | speed = msg & BNX2_LINK_STATUS_SPEED_MASK; | |
1793 | bp->duplex = DUPLEX_FULL; | |
1794 | switch (speed) { | |
1795 | case BNX2_LINK_STATUS_10HALF: | |
1796 | bp->duplex = DUPLEX_HALF; | |
1797 | case BNX2_LINK_STATUS_10FULL: | |
1798 | bp->line_speed = SPEED_10; | |
1799 | break; | |
1800 | case BNX2_LINK_STATUS_100HALF: | |
1801 | bp->duplex = DUPLEX_HALF; | |
1802 | case BNX2_LINK_STATUS_100BASE_T4: | |
1803 | case BNX2_LINK_STATUS_100FULL: | |
1804 | bp->line_speed = SPEED_100; | |
1805 | break; | |
1806 | case BNX2_LINK_STATUS_1000HALF: | |
1807 | bp->duplex = DUPLEX_HALF; | |
1808 | case BNX2_LINK_STATUS_1000FULL: | |
1809 | bp->line_speed = SPEED_1000; | |
1810 | break; | |
1811 | case BNX2_LINK_STATUS_2500HALF: | |
1812 | bp->duplex = DUPLEX_HALF; | |
1813 | case BNX2_LINK_STATUS_2500FULL: | |
1814 | bp->line_speed = SPEED_2500; | |
1815 | break; | |
1816 | default: | |
1817 | bp->line_speed = 0; | |
1818 | break; | |
1819 | } | |
1820 | ||
0d8a6571 MC |
1821 | bp->flow_ctrl = 0; |
1822 | if ((bp->autoneg & (AUTONEG_SPEED | AUTONEG_FLOW_CTRL)) != | |
1823 | (AUTONEG_SPEED | AUTONEG_FLOW_CTRL)) { | |
1824 | if (bp->duplex == DUPLEX_FULL) | |
1825 | bp->flow_ctrl = bp->req_flow_ctrl; | |
1826 | } else { | |
1827 | if (msg & BNX2_LINK_STATUS_TX_FC_ENABLED) | |
1828 | bp->flow_ctrl |= FLOW_CTRL_TX; | |
1829 | if (msg & BNX2_LINK_STATUS_RX_FC_ENABLED) | |
1830 | bp->flow_ctrl |= FLOW_CTRL_RX; | |
1831 | } | |
1832 | ||
1833 | old_port = bp->phy_port; | |
1834 | if (msg & BNX2_LINK_STATUS_SERDES_LINK) | |
1835 | bp->phy_port = PORT_FIBRE; | |
1836 | else | |
1837 | bp->phy_port = PORT_TP; | |
1838 | ||
1839 | if (old_port != bp->phy_port) | |
1840 | bnx2_set_default_link(bp); | |
1841 | ||
0d8a6571 MC |
1842 | } |
1843 | if (bp->link_up != link_up) | |
1844 | bnx2_report_link(bp); | |
1845 | ||
1846 | bnx2_set_mac_link(bp); | |
1847 | } | |
1848 | ||
1849 | static int | |
1850 | bnx2_set_remote_link(struct bnx2 *bp) | |
1851 | { | |
1852 | u32 evt_code; | |
1853 | ||
2726d6e1 | 1854 | evt_code = bnx2_shmem_rd(bp, BNX2_FW_EVT_CODE_MB); |
0d8a6571 MC |
1855 | switch (evt_code) { |
1856 | case BNX2_FW_EVT_CODE_LINK_EVENT: | |
1857 | bnx2_remote_phy_event(bp); | |
1858 | break; | |
1859 | case BNX2_FW_EVT_CODE_SW_TIMER_EXPIRATION_EVENT: | |
1860 | default: | |
df149d70 | 1861 | bnx2_send_heart_beat(bp); |
0d8a6571 MC |
1862 | break; |
1863 | } | |
1864 | return 0; | |
1865 | } | |
1866 | ||
b6016b76 MC |
1867 | static int |
1868 | bnx2_setup_copper_phy(struct bnx2 *bp) | |
1869 | { | |
1870 | u32 bmcr; | |
1871 | u32 new_bmcr; | |
1872 | ||
ca58c3af | 1873 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
b6016b76 MC |
1874 | |
1875 | if (bp->autoneg & AUTONEG_SPEED) { | |
1876 | u32 adv_reg, adv1000_reg; | |
1877 | u32 new_adv_reg = 0; | |
1878 | u32 new_adv1000_reg = 0; | |
1879 | ||
ca58c3af | 1880 | bnx2_read_phy(bp, bp->mii_adv, &adv_reg); |
b6016b76 MC |
1881 | adv_reg &= (PHY_ALL_10_100_SPEED | ADVERTISE_PAUSE_CAP | |
1882 | ADVERTISE_PAUSE_ASYM); | |
1883 | ||
1884 | bnx2_read_phy(bp, MII_CTRL1000, &adv1000_reg); | |
1885 | adv1000_reg &= PHY_ALL_1000_SPEED; | |
1886 | ||
1887 | if (bp->advertising & ADVERTISED_10baseT_Half) | |
1888 | new_adv_reg |= ADVERTISE_10HALF; | |
1889 | if (bp->advertising & ADVERTISED_10baseT_Full) | |
1890 | new_adv_reg |= ADVERTISE_10FULL; | |
1891 | if (bp->advertising & ADVERTISED_100baseT_Half) | |
1892 | new_adv_reg |= ADVERTISE_100HALF; | |
1893 | if (bp->advertising & ADVERTISED_100baseT_Full) | |
1894 | new_adv_reg |= ADVERTISE_100FULL; | |
1895 | if (bp->advertising & ADVERTISED_1000baseT_Full) | |
1896 | new_adv1000_reg |= ADVERTISE_1000FULL; | |
6aa20a22 | 1897 | |
b6016b76 MC |
1898 | new_adv_reg |= ADVERTISE_CSMA; |
1899 | ||
1900 | new_adv_reg |= bnx2_phy_get_pause_adv(bp); | |
1901 | ||
1902 | if ((adv1000_reg != new_adv1000_reg) || | |
1903 | (adv_reg != new_adv_reg) || | |
1904 | ((bmcr & BMCR_ANENABLE) == 0)) { | |
1905 | ||
ca58c3af | 1906 | bnx2_write_phy(bp, bp->mii_adv, new_adv_reg); |
b6016b76 | 1907 | bnx2_write_phy(bp, MII_CTRL1000, new_adv1000_reg); |
ca58c3af | 1908 | bnx2_write_phy(bp, bp->mii_bmcr, BMCR_ANRESTART | |
b6016b76 MC |
1909 | BMCR_ANENABLE); |
1910 | } | |
1911 | else if (bp->link_up) { | |
1912 | /* Flow ctrl may have changed from auto to forced */ | |
1913 | /* or vice-versa. */ | |
1914 | ||
1915 | bnx2_resolve_flow_ctrl(bp); | |
1916 | bnx2_set_mac_link(bp); | |
1917 | } | |
1918 | return 0; | |
1919 | } | |
1920 | ||
1921 | new_bmcr = 0; | |
1922 | if (bp->req_line_speed == SPEED_100) { | |
1923 | new_bmcr |= BMCR_SPEED100; | |
1924 | } | |
1925 | if (bp->req_duplex == DUPLEX_FULL) { | |
1926 | new_bmcr |= BMCR_FULLDPLX; | |
1927 | } | |
1928 | if (new_bmcr != bmcr) { | |
1929 | u32 bmsr; | |
b6016b76 | 1930 | |
ca58c3af MC |
1931 | bnx2_read_phy(bp, bp->mii_bmsr, &bmsr); |
1932 | bnx2_read_phy(bp, bp->mii_bmsr, &bmsr); | |
6aa20a22 | 1933 | |
b6016b76 MC |
1934 | if (bmsr & BMSR_LSTATUS) { |
1935 | /* Force link down */ | |
ca58c3af | 1936 | bnx2_write_phy(bp, bp->mii_bmcr, BMCR_LOOPBACK); |
a16dda0e MC |
1937 | spin_unlock_bh(&bp->phy_lock); |
1938 | msleep(50); | |
1939 | spin_lock_bh(&bp->phy_lock); | |
1940 | ||
ca58c3af MC |
1941 | bnx2_read_phy(bp, bp->mii_bmsr, &bmsr); |
1942 | bnx2_read_phy(bp, bp->mii_bmsr, &bmsr); | |
b6016b76 MC |
1943 | } |
1944 | ||
ca58c3af | 1945 | bnx2_write_phy(bp, bp->mii_bmcr, new_bmcr); |
b6016b76 MC |
1946 | |
1947 | /* Normally, the new speed is setup after the link has | |
1948 | * gone down and up again. In some cases, link will not go | |
1949 | * down so we need to set up the new speed here. | |
1950 | */ | |
1951 | if (bmsr & BMSR_LSTATUS) { | |
1952 | bp->line_speed = bp->req_line_speed; | |
1953 | bp->duplex = bp->req_duplex; | |
1954 | bnx2_resolve_flow_ctrl(bp); | |
1955 | bnx2_set_mac_link(bp); | |
1956 | } | |
27a005b8 MC |
1957 | } else { |
1958 | bnx2_resolve_flow_ctrl(bp); | |
1959 | bnx2_set_mac_link(bp); | |
b6016b76 MC |
1960 | } |
1961 | return 0; | |
1962 | } | |
1963 | ||
1964 | static int | |
0d8a6571 | 1965 | bnx2_setup_phy(struct bnx2 *bp, u8 port) |
b6016b76 MC |
1966 | { |
1967 | if (bp->loopback == MAC_LOOPBACK) | |
1968 | return 0; | |
1969 | ||
583c28e5 | 1970 | if (bp->phy_flags & BNX2_PHY_FLAG_SERDES) { |
0d8a6571 | 1971 | return (bnx2_setup_serdes_phy(bp, port)); |
b6016b76 MC |
1972 | } |
1973 | else { | |
1974 | return (bnx2_setup_copper_phy(bp)); | |
1975 | } | |
1976 | } | |
1977 | ||
27a005b8 | 1978 | static int |
9a120bc5 | 1979 | bnx2_init_5709s_phy(struct bnx2 *bp, int reset_phy) |
27a005b8 MC |
1980 | { |
1981 | u32 val; | |
1982 | ||
1983 | bp->mii_bmcr = MII_BMCR + 0x10; | |
1984 | bp->mii_bmsr = MII_BMSR + 0x10; | |
1985 | bp->mii_bmsr1 = MII_BNX2_GP_TOP_AN_STATUS1; | |
1986 | bp->mii_adv = MII_ADVERTISE + 0x10; | |
1987 | bp->mii_lpa = MII_LPA + 0x10; | |
1988 | bp->mii_up1 = MII_BNX2_OVER1G_UP1; | |
1989 | ||
1990 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_AER); | |
1991 | bnx2_write_phy(bp, MII_BNX2_AER_AER, MII_BNX2_AER_AER_AN_MMD); | |
1992 | ||
1993 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_COMBO_IEEEB0); | |
9a120bc5 MC |
1994 | if (reset_phy) |
1995 | bnx2_reset_phy(bp); | |
27a005b8 MC |
1996 | |
1997 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_SERDES_DIG); | |
1998 | ||
1999 | bnx2_read_phy(bp, MII_BNX2_SERDES_DIG_1000XCTL1, &val); | |
2000 | val &= ~MII_BNX2_SD_1000XCTL1_AUTODET; | |
2001 | val |= MII_BNX2_SD_1000XCTL1_FIBER; | |
2002 | bnx2_write_phy(bp, MII_BNX2_SERDES_DIG_1000XCTL1, val); | |
2003 | ||
2004 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_OVER1G); | |
2005 | bnx2_read_phy(bp, MII_BNX2_OVER1G_UP1, &val); | |
583c28e5 | 2006 | if (bp->phy_flags & BNX2_PHY_FLAG_2_5G_CAPABLE) |
27a005b8 MC |
2007 | val |= BCM5708S_UP1_2G5; |
2008 | else | |
2009 | val &= ~BCM5708S_UP1_2G5; | |
2010 | bnx2_write_phy(bp, MII_BNX2_OVER1G_UP1, val); | |
2011 | ||
2012 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_BAM_NXTPG); | |
2013 | bnx2_read_phy(bp, MII_BNX2_BAM_NXTPG_CTL, &val); | |
2014 | val |= MII_BNX2_NXTPG_CTL_T2 | MII_BNX2_NXTPG_CTL_BAM; | |
2015 | bnx2_write_phy(bp, MII_BNX2_BAM_NXTPG_CTL, val); | |
2016 | ||
2017 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_CL73_USERB0); | |
2018 | ||
2019 | val = MII_BNX2_CL73_BAM_EN | MII_BNX2_CL73_BAM_STA_MGR_EN | | |
2020 | MII_BNX2_CL73_BAM_NP_AFT_BP_EN; | |
2021 | bnx2_write_phy(bp, MII_BNX2_CL73_BAM_CTL1, val); | |
2022 | ||
2023 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_COMBO_IEEEB0); | |
2024 | ||
2025 | return 0; | |
2026 | } | |
2027 | ||
b6016b76 | 2028 | static int |
9a120bc5 | 2029 | bnx2_init_5708s_phy(struct bnx2 *bp, int reset_phy) |
5b0c76ad MC |
2030 | { |
2031 | u32 val; | |
2032 | ||
9a120bc5 MC |
2033 | if (reset_phy) |
2034 | bnx2_reset_phy(bp); | |
27a005b8 MC |
2035 | |
2036 | bp->mii_up1 = BCM5708S_UP1; | |
2037 | ||
5b0c76ad MC |
2038 | bnx2_write_phy(bp, BCM5708S_BLK_ADDR, BCM5708S_BLK_ADDR_DIG3); |
2039 | bnx2_write_phy(bp, BCM5708S_DIG_3_0, BCM5708S_DIG_3_0_USE_IEEE); | |
2040 | bnx2_write_phy(bp, BCM5708S_BLK_ADDR, BCM5708S_BLK_ADDR_DIG); | |
2041 | ||
2042 | bnx2_read_phy(bp, BCM5708S_1000X_CTL1, &val); | |
2043 | val |= BCM5708S_1000X_CTL1_FIBER_MODE | BCM5708S_1000X_CTL1_AUTODET_EN; | |
2044 | bnx2_write_phy(bp, BCM5708S_1000X_CTL1, val); | |
2045 | ||
2046 | bnx2_read_phy(bp, BCM5708S_1000X_CTL2, &val); | |
2047 | val |= BCM5708S_1000X_CTL2_PLLEL_DET_EN; | |
2048 | bnx2_write_phy(bp, BCM5708S_1000X_CTL2, val); | |
2049 | ||
583c28e5 | 2050 | if (bp->phy_flags & BNX2_PHY_FLAG_2_5G_CAPABLE) { |
5b0c76ad MC |
2051 | bnx2_read_phy(bp, BCM5708S_UP1, &val); |
2052 | val |= BCM5708S_UP1_2G5; | |
2053 | bnx2_write_phy(bp, BCM5708S_UP1, val); | |
2054 | } | |
2055 | ||
2056 | if ((CHIP_ID(bp) == CHIP_ID_5708_A0) || | |
dda1e390 MC |
2057 | (CHIP_ID(bp) == CHIP_ID_5708_B0) || |
2058 | (CHIP_ID(bp) == CHIP_ID_5708_B1)) { | |
5b0c76ad MC |
2059 | /* increase tx signal amplitude */ |
2060 | bnx2_write_phy(bp, BCM5708S_BLK_ADDR, | |
2061 | BCM5708S_BLK_ADDR_TX_MISC); | |
2062 | bnx2_read_phy(bp, BCM5708S_TX_ACTL1, &val); | |
2063 | val &= ~BCM5708S_TX_ACTL1_DRIVER_VCM; | |
2064 | bnx2_write_phy(bp, BCM5708S_TX_ACTL1, val); | |
2065 | bnx2_write_phy(bp, BCM5708S_BLK_ADDR, BCM5708S_BLK_ADDR_DIG); | |
2066 | } | |
2067 | ||
2726d6e1 | 2068 | val = bnx2_shmem_rd(bp, BNX2_PORT_HW_CFG_CONFIG) & |
5b0c76ad MC |
2069 | BNX2_PORT_HW_CFG_CFG_TXCTL3_MASK; |
2070 | ||
2071 | if (val) { | |
2072 | u32 is_backplane; | |
2073 | ||
2726d6e1 | 2074 | is_backplane = bnx2_shmem_rd(bp, BNX2_SHARED_HW_CFG_CONFIG); |
5b0c76ad MC |
2075 | if (is_backplane & BNX2_SHARED_HW_CFG_PHY_BACKPLANE) { |
2076 | bnx2_write_phy(bp, BCM5708S_BLK_ADDR, | |
2077 | BCM5708S_BLK_ADDR_TX_MISC); | |
2078 | bnx2_write_phy(bp, BCM5708S_TX_ACTL3, val); | |
2079 | bnx2_write_phy(bp, BCM5708S_BLK_ADDR, | |
2080 | BCM5708S_BLK_ADDR_DIG); | |
2081 | } | |
2082 | } | |
2083 | return 0; | |
2084 | } | |
2085 | ||
2086 | static int | |
9a120bc5 | 2087 | bnx2_init_5706s_phy(struct bnx2 *bp, int reset_phy) |
b6016b76 | 2088 | { |
9a120bc5 MC |
2089 | if (reset_phy) |
2090 | bnx2_reset_phy(bp); | |
27a005b8 | 2091 | |
583c28e5 | 2092 | bp->phy_flags &= ~BNX2_PHY_FLAG_PARALLEL_DETECT; |
b6016b76 | 2093 | |
59b47d8a MC |
2094 | if (CHIP_NUM(bp) == CHIP_NUM_5706) |
2095 | REG_WR(bp, BNX2_MISC_GP_HW_CTL0, 0x300); | |
b6016b76 MC |
2096 | |
2097 | if (bp->dev->mtu > 1500) { | |
2098 | u32 val; | |
2099 | ||
2100 | /* Set extended packet length bit */ | |
2101 | bnx2_write_phy(bp, 0x18, 0x7); | |
2102 | bnx2_read_phy(bp, 0x18, &val); | |
2103 | bnx2_write_phy(bp, 0x18, (val & 0xfff8) | 0x4000); | |
2104 | ||
2105 | bnx2_write_phy(bp, 0x1c, 0x6c00); | |
2106 | bnx2_read_phy(bp, 0x1c, &val); | |
2107 | bnx2_write_phy(bp, 0x1c, (val & 0x3ff) | 0xec02); | |
2108 | } | |
2109 | else { | |
2110 | u32 val; | |
2111 | ||
2112 | bnx2_write_phy(bp, 0x18, 0x7); | |
2113 | bnx2_read_phy(bp, 0x18, &val); | |
2114 | bnx2_write_phy(bp, 0x18, val & ~0x4007); | |
2115 | ||
2116 | bnx2_write_phy(bp, 0x1c, 0x6c00); | |
2117 | bnx2_read_phy(bp, 0x1c, &val); | |
2118 | bnx2_write_phy(bp, 0x1c, (val & 0x3fd) | 0xec00); | |
2119 | } | |
2120 | ||
2121 | return 0; | |
2122 | } | |
2123 | ||
2124 | static int | |
9a120bc5 | 2125 | bnx2_init_copper_phy(struct bnx2 *bp, int reset_phy) |
b6016b76 | 2126 | { |
5b0c76ad MC |
2127 | u32 val; |
2128 | ||
9a120bc5 MC |
2129 | if (reset_phy) |
2130 | bnx2_reset_phy(bp); | |
27a005b8 | 2131 | |
583c28e5 | 2132 | if (bp->phy_flags & BNX2_PHY_FLAG_CRC_FIX) { |
b6016b76 MC |
2133 | bnx2_write_phy(bp, 0x18, 0x0c00); |
2134 | bnx2_write_phy(bp, 0x17, 0x000a); | |
2135 | bnx2_write_phy(bp, 0x15, 0x310b); | |
2136 | bnx2_write_phy(bp, 0x17, 0x201f); | |
2137 | bnx2_write_phy(bp, 0x15, 0x9506); | |
2138 | bnx2_write_phy(bp, 0x17, 0x401f); | |
2139 | bnx2_write_phy(bp, 0x15, 0x14e2); | |
2140 | bnx2_write_phy(bp, 0x18, 0x0400); | |
2141 | } | |
2142 | ||
583c28e5 | 2143 | if (bp->phy_flags & BNX2_PHY_FLAG_DIS_EARLY_DAC) { |
b659f44e MC |
2144 | bnx2_write_phy(bp, MII_BNX2_DSP_ADDRESS, |
2145 | MII_BNX2_DSP_EXPAND_REG | 0x8); | |
2146 | bnx2_read_phy(bp, MII_BNX2_DSP_RW_PORT, &val); | |
2147 | val &= ~(1 << 8); | |
2148 | bnx2_write_phy(bp, MII_BNX2_DSP_RW_PORT, val); | |
2149 | } | |
2150 | ||
b6016b76 | 2151 | if (bp->dev->mtu > 1500) { |
b6016b76 MC |
2152 | /* Set extended packet length bit */ |
2153 | bnx2_write_phy(bp, 0x18, 0x7); | |
2154 | bnx2_read_phy(bp, 0x18, &val); | |
2155 | bnx2_write_phy(bp, 0x18, val | 0x4000); | |
2156 | ||
2157 | bnx2_read_phy(bp, 0x10, &val); | |
2158 | bnx2_write_phy(bp, 0x10, val | 0x1); | |
2159 | } | |
2160 | else { | |
b6016b76 MC |
2161 | bnx2_write_phy(bp, 0x18, 0x7); |
2162 | bnx2_read_phy(bp, 0x18, &val); | |
2163 | bnx2_write_phy(bp, 0x18, val & ~0x4007); | |
2164 | ||
2165 | bnx2_read_phy(bp, 0x10, &val); | |
2166 | bnx2_write_phy(bp, 0x10, val & ~0x1); | |
2167 | } | |
2168 | ||
5b0c76ad MC |
2169 | /* ethernet@wirespeed */ |
2170 | bnx2_write_phy(bp, 0x18, 0x7007); | |
2171 | bnx2_read_phy(bp, 0x18, &val); | |
2172 | bnx2_write_phy(bp, 0x18, val | (1 << 15) | (1 << 4)); | |
b6016b76 MC |
2173 | return 0; |
2174 | } | |
2175 | ||
2176 | ||
2177 | static int | |
9a120bc5 | 2178 | bnx2_init_phy(struct bnx2 *bp, int reset_phy) |
b6016b76 MC |
2179 | { |
2180 | u32 val; | |
2181 | int rc = 0; | |
2182 | ||
583c28e5 MC |
2183 | bp->phy_flags &= ~BNX2_PHY_FLAG_INT_MODE_MASK; |
2184 | bp->phy_flags |= BNX2_PHY_FLAG_INT_MODE_LINK_READY; | |
b6016b76 | 2185 | |
ca58c3af MC |
2186 | bp->mii_bmcr = MII_BMCR; |
2187 | bp->mii_bmsr = MII_BMSR; | |
27a005b8 | 2188 | bp->mii_bmsr1 = MII_BMSR; |
ca58c3af MC |
2189 | bp->mii_adv = MII_ADVERTISE; |
2190 | bp->mii_lpa = MII_LPA; | |
2191 | ||
b6016b76 MC |
2192 | REG_WR(bp, BNX2_EMAC_ATTENTION_ENA, BNX2_EMAC_ATTENTION_ENA_LINK); |
2193 | ||
583c28e5 | 2194 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) |
0d8a6571 MC |
2195 | goto setup_phy; |
2196 | ||
b6016b76 MC |
2197 | bnx2_read_phy(bp, MII_PHYSID1, &val); |
2198 | bp->phy_id = val << 16; | |
2199 | bnx2_read_phy(bp, MII_PHYSID2, &val); | |
2200 | bp->phy_id |= val & 0xffff; | |
2201 | ||
583c28e5 | 2202 | if (bp->phy_flags & BNX2_PHY_FLAG_SERDES) { |
5b0c76ad | 2203 | if (CHIP_NUM(bp) == CHIP_NUM_5706) |
9a120bc5 | 2204 | rc = bnx2_init_5706s_phy(bp, reset_phy); |
5b0c76ad | 2205 | else if (CHIP_NUM(bp) == CHIP_NUM_5708) |
9a120bc5 | 2206 | rc = bnx2_init_5708s_phy(bp, reset_phy); |
27a005b8 | 2207 | else if (CHIP_NUM(bp) == CHIP_NUM_5709) |
9a120bc5 | 2208 | rc = bnx2_init_5709s_phy(bp, reset_phy); |
b6016b76 MC |
2209 | } |
2210 | else { | |
9a120bc5 | 2211 | rc = bnx2_init_copper_phy(bp, reset_phy); |
b6016b76 MC |
2212 | } |
2213 | ||
0d8a6571 MC |
2214 | setup_phy: |
2215 | if (!rc) | |
2216 | rc = bnx2_setup_phy(bp, bp->phy_port); | |
b6016b76 MC |
2217 | |
2218 | return rc; | |
2219 | } | |
2220 | ||
2221 | static int | |
2222 | bnx2_set_mac_loopback(struct bnx2 *bp) | |
2223 | { | |
2224 | u32 mac_mode; | |
2225 | ||
2226 | mac_mode = REG_RD(bp, BNX2_EMAC_MODE); | |
2227 | mac_mode &= ~BNX2_EMAC_MODE_PORT; | |
2228 | mac_mode |= BNX2_EMAC_MODE_MAC_LOOP | BNX2_EMAC_MODE_FORCE_LINK; | |
2229 | REG_WR(bp, BNX2_EMAC_MODE, mac_mode); | |
2230 | bp->link_up = 1; | |
2231 | return 0; | |
2232 | } | |
2233 | ||
bc5a0690 MC |
2234 | static int bnx2_test_link(struct bnx2 *); |
2235 | ||
2236 | static int | |
2237 | bnx2_set_phy_loopback(struct bnx2 *bp) | |
2238 | { | |
2239 | u32 mac_mode; | |
2240 | int rc, i; | |
2241 | ||
2242 | spin_lock_bh(&bp->phy_lock); | |
ca58c3af | 2243 | rc = bnx2_write_phy(bp, bp->mii_bmcr, BMCR_LOOPBACK | BMCR_FULLDPLX | |
bc5a0690 MC |
2244 | BMCR_SPEED1000); |
2245 | spin_unlock_bh(&bp->phy_lock); | |
2246 | if (rc) | |
2247 | return rc; | |
2248 | ||
2249 | for (i = 0; i < 10; i++) { | |
2250 | if (bnx2_test_link(bp) == 0) | |
2251 | break; | |
80be4434 | 2252 | msleep(100); |
bc5a0690 MC |
2253 | } |
2254 | ||
2255 | mac_mode = REG_RD(bp, BNX2_EMAC_MODE); | |
2256 | mac_mode &= ~(BNX2_EMAC_MODE_PORT | BNX2_EMAC_MODE_HALF_DUPLEX | | |
2257 | BNX2_EMAC_MODE_MAC_LOOP | BNX2_EMAC_MODE_FORCE_LINK | | |
59b47d8a | 2258 | BNX2_EMAC_MODE_25G_MODE); |
bc5a0690 MC |
2259 | |
2260 | mac_mode |= BNX2_EMAC_MODE_PORT_GMII; | |
2261 | REG_WR(bp, BNX2_EMAC_MODE, mac_mode); | |
2262 | bp->link_up = 1; | |
2263 | return 0; | |
2264 | } | |
2265 | ||
b6016b76 | 2266 | static int |
a2f13890 | 2267 | bnx2_fw_sync(struct bnx2 *bp, u32 msg_data, int ack, int silent) |
b6016b76 MC |
2268 | { |
2269 | int i; | |
2270 | u32 val; | |
2271 | ||
b6016b76 MC |
2272 | bp->fw_wr_seq++; |
2273 | msg_data |= bp->fw_wr_seq; | |
2274 | ||
2726d6e1 | 2275 | bnx2_shmem_wr(bp, BNX2_DRV_MB, msg_data); |
b6016b76 | 2276 | |
a2f13890 MC |
2277 | if (!ack) |
2278 | return 0; | |
2279 | ||
b6016b76 | 2280 | /* wait for an acknowledgement. */ |
40105c0b | 2281 | for (i = 0; i < (BNX2_FW_ACK_TIME_OUT_MS / 10); i++) { |
b090ae2b | 2282 | msleep(10); |
b6016b76 | 2283 | |
2726d6e1 | 2284 | val = bnx2_shmem_rd(bp, BNX2_FW_MB); |
b6016b76 MC |
2285 | |
2286 | if ((val & BNX2_FW_MSG_ACK) == (msg_data & BNX2_DRV_MSG_SEQ)) | |
2287 | break; | |
2288 | } | |
b090ae2b MC |
2289 | if ((msg_data & BNX2_DRV_MSG_DATA) == BNX2_DRV_MSG_DATA_WAIT0) |
2290 | return 0; | |
b6016b76 MC |
2291 | |
2292 | /* If we timed out, inform the firmware that this is the case. */ | |
b090ae2b MC |
2293 | if ((val & BNX2_FW_MSG_ACK) != (msg_data & BNX2_DRV_MSG_SEQ)) { |
2294 | if (!silent) | |
2295 | printk(KERN_ERR PFX "fw sync timeout, reset code = " | |
2296 | "%x\n", msg_data); | |
b6016b76 MC |
2297 | |
2298 | msg_data &= ~BNX2_DRV_MSG_CODE; | |
2299 | msg_data |= BNX2_DRV_MSG_CODE_FW_TIMEOUT; | |
2300 | ||
2726d6e1 | 2301 | bnx2_shmem_wr(bp, BNX2_DRV_MB, msg_data); |
b6016b76 | 2302 | |
b6016b76 MC |
2303 | return -EBUSY; |
2304 | } | |
2305 | ||
b090ae2b MC |
2306 | if ((val & BNX2_FW_MSG_STATUS_MASK) != BNX2_FW_MSG_STATUS_OK) |
2307 | return -EIO; | |
2308 | ||
b6016b76 MC |
2309 | return 0; |
2310 | } | |
2311 | ||
59b47d8a MC |
2312 | static int |
2313 | bnx2_init_5709_context(struct bnx2 *bp) | |
2314 | { | |
2315 | int i, ret = 0; | |
2316 | u32 val; | |
2317 | ||
2318 | val = BNX2_CTX_COMMAND_ENABLED | BNX2_CTX_COMMAND_MEM_INIT | (1 << 12); | |
2319 | val |= (BCM_PAGE_BITS - 8) << 16; | |
2320 | REG_WR(bp, BNX2_CTX_COMMAND, val); | |
641bdcd5 MC |
2321 | for (i = 0; i < 10; i++) { |
2322 | val = REG_RD(bp, BNX2_CTX_COMMAND); | |
2323 | if (!(val & BNX2_CTX_COMMAND_MEM_INIT)) | |
2324 | break; | |
2325 | udelay(2); | |
2326 | } | |
2327 | if (val & BNX2_CTX_COMMAND_MEM_INIT) | |
2328 | return -EBUSY; | |
2329 | ||
59b47d8a MC |
2330 | for (i = 0; i < bp->ctx_pages; i++) { |
2331 | int j; | |
2332 | ||
352f7687 MC |
2333 | if (bp->ctx_blk[i]) |
2334 | memset(bp->ctx_blk[i], 0, BCM_PAGE_SIZE); | |
2335 | else | |
2336 | return -ENOMEM; | |
2337 | ||
59b47d8a MC |
2338 | REG_WR(bp, BNX2_CTX_HOST_PAGE_TBL_DATA0, |
2339 | (bp->ctx_blk_mapping[i] & 0xffffffff) | | |
2340 | BNX2_CTX_HOST_PAGE_TBL_DATA0_VALID); | |
2341 | REG_WR(bp, BNX2_CTX_HOST_PAGE_TBL_DATA1, | |
2342 | (u64) bp->ctx_blk_mapping[i] >> 32); | |
2343 | REG_WR(bp, BNX2_CTX_HOST_PAGE_TBL_CTRL, i | | |
2344 | BNX2_CTX_HOST_PAGE_TBL_CTRL_WRITE_REQ); | |
2345 | for (j = 0; j < 10; j++) { | |
2346 | ||
2347 | val = REG_RD(bp, BNX2_CTX_HOST_PAGE_TBL_CTRL); | |
2348 | if (!(val & BNX2_CTX_HOST_PAGE_TBL_CTRL_WRITE_REQ)) | |
2349 | break; | |
2350 | udelay(5); | |
2351 | } | |
2352 | if (val & BNX2_CTX_HOST_PAGE_TBL_CTRL_WRITE_REQ) { | |
2353 | ret = -EBUSY; | |
2354 | break; | |
2355 | } | |
2356 | } | |
2357 | return ret; | |
2358 | } | |
2359 | ||
b6016b76 MC |
2360 | static void |
2361 | bnx2_init_context(struct bnx2 *bp) | |
2362 | { | |
2363 | u32 vcid; | |
2364 | ||
2365 | vcid = 96; | |
2366 | while (vcid) { | |
2367 | u32 vcid_addr, pcid_addr, offset; | |
7947b20e | 2368 | int i; |
b6016b76 MC |
2369 | |
2370 | vcid--; | |
2371 | ||
2372 | if (CHIP_ID(bp) == CHIP_ID_5706_A0) { | |
2373 | u32 new_vcid; | |
2374 | ||
2375 | vcid_addr = GET_PCID_ADDR(vcid); | |
2376 | if (vcid & 0x8) { | |
2377 | new_vcid = 0x60 + (vcid & 0xf0) + (vcid & 0x7); | |
2378 | } | |
2379 | else { | |
2380 | new_vcid = vcid; | |
2381 | } | |
2382 | pcid_addr = GET_PCID_ADDR(new_vcid); | |
2383 | } | |
2384 | else { | |
2385 | vcid_addr = GET_CID_ADDR(vcid); | |
2386 | pcid_addr = vcid_addr; | |
2387 | } | |
2388 | ||
7947b20e MC |
2389 | for (i = 0; i < (CTX_SIZE / PHY_CTX_SIZE); i++) { |
2390 | vcid_addr += (i << PHY_CTX_SHIFT); | |
2391 | pcid_addr += (i << PHY_CTX_SHIFT); | |
b6016b76 | 2392 | |
5d5d0015 | 2393 | REG_WR(bp, BNX2_CTX_VIRT_ADDR, vcid_addr); |
7947b20e | 2394 | REG_WR(bp, BNX2_CTX_PAGE_TBL, pcid_addr); |
b6016b76 | 2395 | |
7947b20e MC |
2396 | /* Zero out the context. */ |
2397 | for (offset = 0; offset < PHY_CTX_SIZE; offset += 4) | |
62a8313c | 2398 | bnx2_ctx_wr(bp, vcid_addr, offset, 0); |
7947b20e | 2399 | } |
b6016b76 MC |
2400 | } |
2401 | } | |
2402 | ||
2403 | static int | |
2404 | bnx2_alloc_bad_rbuf(struct bnx2 *bp) | |
2405 | { | |
2406 | u16 *good_mbuf; | |
2407 | u32 good_mbuf_cnt; | |
2408 | u32 val; | |
2409 | ||
2410 | good_mbuf = kmalloc(512 * sizeof(u16), GFP_KERNEL); | |
2411 | if (good_mbuf == NULL) { | |
2412 | printk(KERN_ERR PFX "Failed to allocate memory in " | |
2413 | "bnx2_alloc_bad_rbuf\n"); | |
2414 | return -ENOMEM; | |
2415 | } | |
2416 | ||
2417 | REG_WR(bp, BNX2_MISC_ENABLE_SET_BITS, | |
2418 | BNX2_MISC_ENABLE_SET_BITS_RX_MBUF_ENABLE); | |
2419 | ||
2420 | good_mbuf_cnt = 0; | |
2421 | ||
2422 | /* Allocate a bunch of mbufs and save the good ones in an array. */ | |
2726d6e1 | 2423 | val = bnx2_reg_rd_ind(bp, BNX2_RBUF_STATUS1); |
b6016b76 | 2424 | while (val & BNX2_RBUF_STATUS1_FREE_COUNT) { |
2726d6e1 MC |
2425 | bnx2_reg_wr_ind(bp, BNX2_RBUF_COMMAND, |
2426 | BNX2_RBUF_COMMAND_ALLOC_REQ); | |
b6016b76 | 2427 | |
2726d6e1 | 2428 | val = bnx2_reg_rd_ind(bp, BNX2_RBUF_FW_BUF_ALLOC); |
b6016b76 MC |
2429 | |
2430 | val &= BNX2_RBUF_FW_BUF_ALLOC_VALUE; | |
2431 | ||
2432 | /* The addresses with Bit 9 set are bad memory blocks. */ | |
2433 | if (!(val & (1 << 9))) { | |
2434 | good_mbuf[good_mbuf_cnt] = (u16) val; | |
2435 | good_mbuf_cnt++; | |
2436 | } | |
2437 | ||
2726d6e1 | 2438 | val = bnx2_reg_rd_ind(bp, BNX2_RBUF_STATUS1); |
b6016b76 MC |
2439 | } |
2440 | ||
2441 | /* Free the good ones back to the mbuf pool thus discarding | |
2442 | * all the bad ones. */ | |
2443 | while (good_mbuf_cnt) { | |
2444 | good_mbuf_cnt--; | |
2445 | ||
2446 | val = good_mbuf[good_mbuf_cnt]; | |
2447 | val = (val << 9) | val | 1; | |
2448 | ||
2726d6e1 | 2449 | bnx2_reg_wr_ind(bp, BNX2_RBUF_FW_BUF_FREE, val); |
b6016b76 MC |
2450 | } |
2451 | kfree(good_mbuf); | |
2452 | return 0; | |
2453 | } | |
2454 | ||
2455 | static void | |
5fcaed01 | 2456 | bnx2_set_mac_addr(struct bnx2 *bp, u8 *mac_addr, u32 pos) |
b6016b76 MC |
2457 | { |
2458 | u32 val; | |
b6016b76 MC |
2459 | |
2460 | val = (mac_addr[0] << 8) | mac_addr[1]; | |
2461 | ||
5fcaed01 | 2462 | REG_WR(bp, BNX2_EMAC_MAC_MATCH0 + (pos * 8), val); |
b6016b76 | 2463 | |
6aa20a22 | 2464 | val = (mac_addr[2] << 24) | (mac_addr[3] << 16) | |
b6016b76 MC |
2465 | (mac_addr[4] << 8) | mac_addr[5]; |
2466 | ||
5fcaed01 | 2467 | REG_WR(bp, BNX2_EMAC_MAC_MATCH1 + (pos * 8), val); |
b6016b76 MC |
2468 | } |
2469 | ||
47bf4246 | 2470 | static inline int |
bb4f98ab | 2471 | bnx2_alloc_rx_page(struct bnx2 *bp, struct bnx2_rx_ring_info *rxr, u16 index) |
47bf4246 MC |
2472 | { |
2473 | dma_addr_t mapping; | |
bb4f98ab | 2474 | struct sw_pg *rx_pg = &rxr->rx_pg_ring[index]; |
47bf4246 | 2475 | struct rx_bd *rxbd = |
bb4f98ab | 2476 | &rxr->rx_pg_desc_ring[RX_RING(index)][RX_IDX(index)]; |
47bf4246 MC |
2477 | struct page *page = alloc_page(GFP_ATOMIC); |
2478 | ||
2479 | if (!page) | |
2480 | return -ENOMEM; | |
2481 | mapping = pci_map_page(bp->pdev, page, 0, PAGE_SIZE, | |
2482 | PCI_DMA_FROMDEVICE); | |
3d16af86 BL |
2483 | if (pci_dma_mapping_error(bp->pdev, mapping)) { |
2484 | __free_page(page); | |
2485 | return -EIO; | |
2486 | } | |
2487 | ||
47bf4246 MC |
2488 | rx_pg->page = page; |
2489 | pci_unmap_addr_set(rx_pg, mapping, mapping); | |
2490 | rxbd->rx_bd_haddr_hi = (u64) mapping >> 32; | |
2491 | rxbd->rx_bd_haddr_lo = (u64) mapping & 0xffffffff; | |
2492 | return 0; | |
2493 | } | |
2494 | ||
2495 | static void | |
bb4f98ab | 2496 | bnx2_free_rx_page(struct bnx2 *bp, struct bnx2_rx_ring_info *rxr, u16 index) |
47bf4246 | 2497 | { |
bb4f98ab | 2498 | struct sw_pg *rx_pg = &rxr->rx_pg_ring[index]; |
47bf4246 MC |
2499 | struct page *page = rx_pg->page; |
2500 | ||
2501 | if (!page) | |
2502 | return; | |
2503 | ||
2504 | pci_unmap_page(bp->pdev, pci_unmap_addr(rx_pg, mapping), PAGE_SIZE, | |
2505 | PCI_DMA_FROMDEVICE); | |
2506 | ||
2507 | __free_page(page); | |
2508 | rx_pg->page = NULL; | |
2509 | } | |
2510 | ||
b6016b76 | 2511 | static inline int |
bb4f98ab | 2512 | bnx2_alloc_rx_skb(struct bnx2 *bp, struct bnx2_rx_ring_info *rxr, u16 index) |
b6016b76 MC |
2513 | { |
2514 | struct sk_buff *skb; | |
bb4f98ab | 2515 | struct sw_bd *rx_buf = &rxr->rx_buf_ring[index]; |
b6016b76 | 2516 | dma_addr_t mapping; |
bb4f98ab | 2517 | struct rx_bd *rxbd = &rxr->rx_desc_ring[RX_RING(index)][RX_IDX(index)]; |
b6016b76 MC |
2518 | unsigned long align; |
2519 | ||
932f3772 | 2520 | skb = netdev_alloc_skb(bp->dev, bp->rx_buf_size); |
b6016b76 MC |
2521 | if (skb == NULL) { |
2522 | return -ENOMEM; | |
2523 | } | |
2524 | ||
59b47d8a MC |
2525 | if (unlikely((align = (unsigned long) skb->data & (BNX2_RX_ALIGN - 1)))) |
2526 | skb_reserve(skb, BNX2_RX_ALIGN - align); | |
b6016b76 | 2527 | |
b6016b76 MC |
2528 | mapping = pci_map_single(bp->pdev, skb->data, bp->rx_buf_use_size, |
2529 | PCI_DMA_FROMDEVICE); | |
3d16af86 BL |
2530 | if (pci_dma_mapping_error(bp->pdev, mapping)) { |
2531 | dev_kfree_skb(skb); | |
2532 | return -EIO; | |
2533 | } | |
b6016b76 MC |
2534 | |
2535 | rx_buf->skb = skb; | |
2536 | pci_unmap_addr_set(rx_buf, mapping, mapping); | |
2537 | ||
2538 | rxbd->rx_bd_haddr_hi = (u64) mapping >> 32; | |
2539 | rxbd->rx_bd_haddr_lo = (u64) mapping & 0xffffffff; | |
2540 | ||
bb4f98ab | 2541 | rxr->rx_prod_bseq += bp->rx_buf_use_size; |
b6016b76 MC |
2542 | |
2543 | return 0; | |
2544 | } | |
2545 | ||
da3e4fbe | 2546 | static int |
35efa7c1 | 2547 | bnx2_phy_event_is_set(struct bnx2 *bp, struct bnx2_napi *bnapi, u32 event) |
b6016b76 | 2548 | { |
43e80b89 | 2549 | struct status_block *sblk = bnapi->status_blk.msi; |
b6016b76 | 2550 | u32 new_link_state, old_link_state; |
da3e4fbe | 2551 | int is_set = 1; |
b6016b76 | 2552 | |
da3e4fbe MC |
2553 | new_link_state = sblk->status_attn_bits & event; |
2554 | old_link_state = sblk->status_attn_bits_ack & event; | |
b6016b76 | 2555 | if (new_link_state != old_link_state) { |
da3e4fbe MC |
2556 | if (new_link_state) |
2557 | REG_WR(bp, BNX2_PCICFG_STATUS_BIT_SET_CMD, event); | |
2558 | else | |
2559 | REG_WR(bp, BNX2_PCICFG_STATUS_BIT_CLEAR_CMD, event); | |
2560 | } else | |
2561 | is_set = 0; | |
2562 | ||
2563 | return is_set; | |
2564 | } | |
2565 | ||
2566 | static void | |
35efa7c1 | 2567 | bnx2_phy_int(struct bnx2 *bp, struct bnx2_napi *bnapi) |
da3e4fbe | 2568 | { |
74ecc62d MC |
2569 | spin_lock(&bp->phy_lock); |
2570 | ||
2571 | if (bnx2_phy_event_is_set(bp, bnapi, STATUS_ATTN_BITS_LINK_STATE)) | |
b6016b76 | 2572 | bnx2_set_link(bp); |
35efa7c1 | 2573 | if (bnx2_phy_event_is_set(bp, bnapi, STATUS_ATTN_BITS_TIMER_ABORT)) |
0d8a6571 MC |
2574 | bnx2_set_remote_link(bp); |
2575 | ||
74ecc62d MC |
2576 | spin_unlock(&bp->phy_lock); |
2577 | ||
b6016b76 MC |
2578 | } |
2579 | ||
ead7270b | 2580 | static inline u16 |
35efa7c1 | 2581 | bnx2_get_hw_tx_cons(struct bnx2_napi *bnapi) |
ead7270b MC |
2582 | { |
2583 | u16 cons; | |
2584 | ||
43e80b89 MC |
2585 | /* Tell compiler that status block fields can change. */ |
2586 | barrier(); | |
2587 | cons = *bnapi->hw_tx_cons_ptr; | |
ead7270b MC |
2588 | if (unlikely((cons & MAX_TX_DESC_CNT) == MAX_TX_DESC_CNT)) |
2589 | cons++; | |
2590 | return cons; | |
2591 | } | |
2592 | ||
57851d84 MC |
2593 | static int |
2594 | bnx2_tx_int(struct bnx2 *bp, struct bnx2_napi *bnapi, int budget) | |
b6016b76 | 2595 | { |
35e9010b | 2596 | struct bnx2_tx_ring_info *txr = &bnapi->tx_ring; |
b6016b76 | 2597 | u16 hw_cons, sw_cons, sw_ring_cons; |
706bf240 BL |
2598 | int tx_pkt = 0, index; |
2599 | struct netdev_queue *txq; | |
2600 | ||
2601 | index = (bnapi - bp->bnx2_napi); | |
2602 | txq = netdev_get_tx_queue(bp->dev, index); | |
b6016b76 | 2603 | |
35efa7c1 | 2604 | hw_cons = bnx2_get_hw_tx_cons(bnapi); |
35e9010b | 2605 | sw_cons = txr->tx_cons; |
b6016b76 MC |
2606 | |
2607 | while (sw_cons != hw_cons) { | |
3d16af86 | 2608 | struct sw_tx_bd *tx_buf; |
b6016b76 MC |
2609 | struct sk_buff *skb; |
2610 | int i, last; | |
2611 | ||
2612 | sw_ring_cons = TX_RING_IDX(sw_cons); | |
2613 | ||
35e9010b | 2614 | tx_buf = &txr->tx_buf_ring[sw_ring_cons]; |
b6016b76 | 2615 | skb = tx_buf->skb; |
1d39ed56 | 2616 | |
b6016b76 | 2617 | /* partial BD completions possible with TSO packets */ |
89114afd | 2618 | if (skb_is_gso(skb)) { |
b6016b76 MC |
2619 | u16 last_idx, last_ring_idx; |
2620 | ||
2621 | last_idx = sw_cons + | |
2622 | skb_shinfo(skb)->nr_frags + 1; | |
2623 | last_ring_idx = sw_ring_cons + | |
2624 | skb_shinfo(skb)->nr_frags + 1; | |
2625 | if (unlikely(last_ring_idx >= MAX_TX_DESC_CNT)) { | |
2626 | last_idx++; | |
2627 | } | |
2628 | if (((s16) ((s16) last_idx - (s16) hw_cons)) > 0) { | |
2629 | break; | |
2630 | } | |
2631 | } | |
1d39ed56 | 2632 | |
3d16af86 | 2633 | skb_dma_unmap(&bp->pdev->dev, skb, DMA_TO_DEVICE); |
b6016b76 MC |
2634 | |
2635 | tx_buf->skb = NULL; | |
2636 | last = skb_shinfo(skb)->nr_frags; | |
2637 | ||
2638 | for (i = 0; i < last; i++) { | |
2639 | sw_cons = NEXT_TX_BD(sw_cons); | |
b6016b76 MC |
2640 | } |
2641 | ||
2642 | sw_cons = NEXT_TX_BD(sw_cons); | |
2643 | ||
745720e5 | 2644 | dev_kfree_skb(skb); |
57851d84 MC |
2645 | tx_pkt++; |
2646 | if (tx_pkt == budget) | |
2647 | break; | |
b6016b76 | 2648 | |
35efa7c1 | 2649 | hw_cons = bnx2_get_hw_tx_cons(bnapi); |
b6016b76 MC |
2650 | } |
2651 | ||
35e9010b MC |
2652 | txr->hw_tx_cons = hw_cons; |
2653 | txr->tx_cons = sw_cons; | |
706bf240 | 2654 | |
2f8af120 | 2655 | /* Need to make the tx_cons update visible to bnx2_start_xmit() |
706bf240 | 2656 | * before checking for netif_tx_queue_stopped(). Without the |
2f8af120 MC |
2657 | * memory barrier, there is a small possibility that bnx2_start_xmit() |
2658 | * will miss it and cause the queue to be stopped forever. | |
2659 | */ | |
2660 | smp_mb(); | |
b6016b76 | 2661 | |
706bf240 | 2662 | if (unlikely(netif_tx_queue_stopped(txq)) && |
35e9010b | 2663 | (bnx2_tx_avail(bp, txr) > bp->tx_wake_thresh)) { |
706bf240 BL |
2664 | __netif_tx_lock(txq, smp_processor_id()); |
2665 | if ((netif_tx_queue_stopped(txq)) && | |
35e9010b | 2666 | (bnx2_tx_avail(bp, txr) > bp->tx_wake_thresh)) |
706bf240 BL |
2667 | netif_tx_wake_queue(txq); |
2668 | __netif_tx_unlock(txq); | |
b6016b76 | 2669 | } |
706bf240 | 2670 | |
57851d84 | 2671 | return tx_pkt; |
b6016b76 MC |
2672 | } |
2673 | ||
1db82f2a | 2674 | static void |
bb4f98ab | 2675 | bnx2_reuse_rx_skb_pages(struct bnx2 *bp, struct bnx2_rx_ring_info *rxr, |
a1f60190 | 2676 | struct sk_buff *skb, int count) |
1db82f2a MC |
2677 | { |
2678 | struct sw_pg *cons_rx_pg, *prod_rx_pg; | |
2679 | struct rx_bd *cons_bd, *prod_bd; | |
1db82f2a | 2680 | int i; |
3d16af86 | 2681 | u16 hw_prod, prod; |
bb4f98ab | 2682 | u16 cons = rxr->rx_pg_cons; |
1db82f2a | 2683 | |
3d16af86 BL |
2684 | cons_rx_pg = &rxr->rx_pg_ring[cons]; |
2685 | ||
2686 | /* The caller was unable to allocate a new page to replace the | |
2687 | * last one in the frags array, so we need to recycle that page | |
2688 | * and then free the skb. | |
2689 | */ | |
2690 | if (skb) { | |
2691 | struct page *page; | |
2692 | struct skb_shared_info *shinfo; | |
2693 | ||
2694 | shinfo = skb_shinfo(skb); | |
2695 | shinfo->nr_frags--; | |
2696 | page = shinfo->frags[shinfo->nr_frags].page; | |
2697 | shinfo->frags[shinfo->nr_frags].page = NULL; | |
2698 | ||
2699 | cons_rx_pg->page = page; | |
2700 | dev_kfree_skb(skb); | |
2701 | } | |
2702 | ||
2703 | hw_prod = rxr->rx_pg_prod; | |
2704 | ||
1db82f2a MC |
2705 | for (i = 0; i < count; i++) { |
2706 | prod = RX_PG_RING_IDX(hw_prod); | |
2707 | ||
bb4f98ab MC |
2708 | prod_rx_pg = &rxr->rx_pg_ring[prod]; |
2709 | cons_rx_pg = &rxr->rx_pg_ring[cons]; | |
2710 | cons_bd = &rxr->rx_pg_desc_ring[RX_RING(cons)][RX_IDX(cons)]; | |
2711 | prod_bd = &rxr->rx_pg_desc_ring[RX_RING(prod)][RX_IDX(prod)]; | |
1db82f2a | 2712 | |
1db82f2a MC |
2713 | if (prod != cons) { |
2714 | prod_rx_pg->page = cons_rx_pg->page; | |
2715 | cons_rx_pg->page = NULL; | |
2716 | pci_unmap_addr_set(prod_rx_pg, mapping, | |
2717 | pci_unmap_addr(cons_rx_pg, mapping)); | |
2718 | ||
2719 | prod_bd->rx_bd_haddr_hi = cons_bd->rx_bd_haddr_hi; | |
2720 | prod_bd->rx_bd_haddr_lo = cons_bd->rx_bd_haddr_lo; | |
2721 | ||
2722 | } | |
2723 | cons = RX_PG_RING_IDX(NEXT_RX_BD(cons)); | |
2724 | hw_prod = NEXT_RX_BD(hw_prod); | |
2725 | } | |
bb4f98ab MC |
2726 | rxr->rx_pg_prod = hw_prod; |
2727 | rxr->rx_pg_cons = cons; | |
1db82f2a MC |
2728 | } |
2729 | ||
b6016b76 | 2730 | static inline void |
bb4f98ab MC |
2731 | bnx2_reuse_rx_skb(struct bnx2 *bp, struct bnx2_rx_ring_info *rxr, |
2732 | struct sk_buff *skb, u16 cons, u16 prod) | |
b6016b76 | 2733 | { |
236b6394 MC |
2734 | struct sw_bd *cons_rx_buf, *prod_rx_buf; |
2735 | struct rx_bd *cons_bd, *prod_bd; | |
2736 | ||
bb4f98ab MC |
2737 | cons_rx_buf = &rxr->rx_buf_ring[cons]; |
2738 | prod_rx_buf = &rxr->rx_buf_ring[prod]; | |
b6016b76 MC |
2739 | |
2740 | pci_dma_sync_single_for_device(bp->pdev, | |
2741 | pci_unmap_addr(cons_rx_buf, mapping), | |
601d3d18 | 2742 | BNX2_RX_OFFSET + BNX2_RX_COPY_THRESH, PCI_DMA_FROMDEVICE); |
b6016b76 | 2743 | |
bb4f98ab | 2744 | rxr->rx_prod_bseq += bp->rx_buf_use_size; |
b6016b76 | 2745 | |
236b6394 | 2746 | prod_rx_buf->skb = skb; |
b6016b76 | 2747 | |
236b6394 MC |
2748 | if (cons == prod) |
2749 | return; | |
b6016b76 | 2750 | |
236b6394 MC |
2751 | pci_unmap_addr_set(prod_rx_buf, mapping, |
2752 | pci_unmap_addr(cons_rx_buf, mapping)); | |
2753 | ||
bb4f98ab MC |
2754 | cons_bd = &rxr->rx_desc_ring[RX_RING(cons)][RX_IDX(cons)]; |
2755 | prod_bd = &rxr->rx_desc_ring[RX_RING(prod)][RX_IDX(prod)]; | |
236b6394 MC |
2756 | prod_bd->rx_bd_haddr_hi = cons_bd->rx_bd_haddr_hi; |
2757 | prod_bd->rx_bd_haddr_lo = cons_bd->rx_bd_haddr_lo; | |
b6016b76 MC |
2758 | } |
2759 | ||
85833c62 | 2760 | static int |
bb4f98ab | 2761 | bnx2_rx_skb(struct bnx2 *bp, struct bnx2_rx_ring_info *rxr, struct sk_buff *skb, |
a1f60190 MC |
2762 | unsigned int len, unsigned int hdr_len, dma_addr_t dma_addr, |
2763 | u32 ring_idx) | |
85833c62 MC |
2764 | { |
2765 | int err; | |
2766 | u16 prod = ring_idx & 0xffff; | |
2767 | ||
bb4f98ab | 2768 | err = bnx2_alloc_rx_skb(bp, rxr, prod); |
85833c62 | 2769 | if (unlikely(err)) { |
bb4f98ab | 2770 | bnx2_reuse_rx_skb(bp, rxr, skb, (u16) (ring_idx >> 16), prod); |
1db82f2a MC |
2771 | if (hdr_len) { |
2772 | unsigned int raw_len = len + 4; | |
2773 | int pages = PAGE_ALIGN(raw_len - hdr_len) >> PAGE_SHIFT; | |
2774 | ||
bb4f98ab | 2775 | bnx2_reuse_rx_skb_pages(bp, rxr, NULL, pages); |
1db82f2a | 2776 | } |
85833c62 MC |
2777 | return err; |
2778 | } | |
2779 | ||
d89cb6af | 2780 | skb_reserve(skb, BNX2_RX_OFFSET); |
85833c62 MC |
2781 | pci_unmap_single(bp->pdev, dma_addr, bp->rx_buf_use_size, |
2782 | PCI_DMA_FROMDEVICE); | |
2783 | ||
1db82f2a MC |
2784 | if (hdr_len == 0) { |
2785 | skb_put(skb, len); | |
2786 | return 0; | |
2787 | } else { | |
2788 | unsigned int i, frag_len, frag_size, pages; | |
2789 | struct sw_pg *rx_pg; | |
bb4f98ab MC |
2790 | u16 pg_cons = rxr->rx_pg_cons; |
2791 | u16 pg_prod = rxr->rx_pg_prod; | |
1db82f2a MC |
2792 | |
2793 | frag_size = len + 4 - hdr_len; | |
2794 | pages = PAGE_ALIGN(frag_size) >> PAGE_SHIFT; | |
2795 | skb_put(skb, hdr_len); | |
2796 | ||
2797 | for (i = 0; i < pages; i++) { | |
3d16af86 BL |
2798 | dma_addr_t mapping_old; |
2799 | ||
1db82f2a MC |
2800 | frag_len = min(frag_size, (unsigned int) PAGE_SIZE); |
2801 | if (unlikely(frag_len <= 4)) { | |
2802 | unsigned int tail = 4 - frag_len; | |
2803 | ||
bb4f98ab MC |
2804 | rxr->rx_pg_cons = pg_cons; |
2805 | rxr->rx_pg_prod = pg_prod; | |
2806 | bnx2_reuse_rx_skb_pages(bp, rxr, NULL, | |
a1f60190 | 2807 | pages - i); |
1db82f2a MC |
2808 | skb->len -= tail; |
2809 | if (i == 0) { | |
2810 | skb->tail -= tail; | |
2811 | } else { | |
2812 | skb_frag_t *frag = | |
2813 | &skb_shinfo(skb)->frags[i - 1]; | |
2814 | frag->size -= tail; | |
2815 | skb->data_len -= tail; | |
2816 | skb->truesize -= tail; | |
2817 | } | |
2818 | return 0; | |
2819 | } | |
bb4f98ab | 2820 | rx_pg = &rxr->rx_pg_ring[pg_cons]; |
1db82f2a | 2821 | |
3d16af86 BL |
2822 | /* Don't unmap yet. If we're unable to allocate a new |
2823 | * page, we need to recycle the page and the DMA addr. | |
2824 | */ | |
2825 | mapping_old = pci_unmap_addr(rx_pg, mapping); | |
1db82f2a MC |
2826 | if (i == pages - 1) |
2827 | frag_len -= 4; | |
2828 | ||
2829 | skb_fill_page_desc(skb, i, rx_pg->page, 0, frag_len); | |
2830 | rx_pg->page = NULL; | |
2831 | ||
bb4f98ab MC |
2832 | err = bnx2_alloc_rx_page(bp, rxr, |
2833 | RX_PG_RING_IDX(pg_prod)); | |
1db82f2a | 2834 | if (unlikely(err)) { |
bb4f98ab MC |
2835 | rxr->rx_pg_cons = pg_cons; |
2836 | rxr->rx_pg_prod = pg_prod; | |
2837 | bnx2_reuse_rx_skb_pages(bp, rxr, skb, | |
a1f60190 | 2838 | pages - i); |
1db82f2a MC |
2839 | return err; |
2840 | } | |
2841 | ||
3d16af86 BL |
2842 | pci_unmap_page(bp->pdev, mapping_old, |
2843 | PAGE_SIZE, PCI_DMA_FROMDEVICE); | |
2844 | ||
1db82f2a MC |
2845 | frag_size -= frag_len; |
2846 | skb->data_len += frag_len; | |
2847 | skb->truesize += frag_len; | |
2848 | skb->len += frag_len; | |
2849 | ||
2850 | pg_prod = NEXT_RX_BD(pg_prod); | |
2851 | pg_cons = RX_PG_RING_IDX(NEXT_RX_BD(pg_cons)); | |
2852 | } | |
bb4f98ab MC |
2853 | rxr->rx_pg_prod = pg_prod; |
2854 | rxr->rx_pg_cons = pg_cons; | |
1db82f2a | 2855 | } |
85833c62 MC |
2856 | return 0; |
2857 | } | |
2858 | ||
c09c2627 | 2859 | static inline u16 |
35efa7c1 | 2860 | bnx2_get_hw_rx_cons(struct bnx2_napi *bnapi) |
c09c2627 | 2861 | { |
bb4f98ab MC |
2862 | u16 cons; |
2863 | ||
43e80b89 MC |
2864 | /* Tell compiler that status block fields can change. */ |
2865 | barrier(); | |
2866 | cons = *bnapi->hw_rx_cons_ptr; | |
c09c2627 MC |
2867 | if (unlikely((cons & MAX_RX_DESC_CNT) == MAX_RX_DESC_CNT)) |
2868 | cons++; | |
2869 | return cons; | |
2870 | } | |
2871 | ||
b6016b76 | 2872 | static int |
35efa7c1 | 2873 | bnx2_rx_int(struct bnx2 *bp, struct bnx2_napi *bnapi, int budget) |
b6016b76 | 2874 | { |
bb4f98ab | 2875 | struct bnx2_rx_ring_info *rxr = &bnapi->rx_ring; |
b6016b76 MC |
2876 | u16 hw_cons, sw_cons, sw_ring_cons, sw_prod, sw_ring_prod; |
2877 | struct l2_fhdr *rx_hdr; | |
1db82f2a | 2878 | int rx_pkt = 0, pg_ring_used = 0; |
b6016b76 | 2879 | |
35efa7c1 | 2880 | hw_cons = bnx2_get_hw_rx_cons(bnapi); |
bb4f98ab MC |
2881 | sw_cons = rxr->rx_cons; |
2882 | sw_prod = rxr->rx_prod; | |
b6016b76 MC |
2883 | |
2884 | /* Memory barrier necessary as speculative reads of the rx | |
2885 | * buffer can be ahead of the index in the status block | |
2886 | */ | |
2887 | rmb(); | |
2888 | while (sw_cons != hw_cons) { | |
1db82f2a | 2889 | unsigned int len, hdr_len; |
ade2bfe7 | 2890 | u32 status; |
b6016b76 MC |
2891 | struct sw_bd *rx_buf; |
2892 | struct sk_buff *skb; | |
236b6394 | 2893 | dma_addr_t dma_addr; |
f22828e8 MC |
2894 | u16 vtag = 0; |
2895 | int hw_vlan __maybe_unused = 0; | |
b6016b76 MC |
2896 | |
2897 | sw_ring_cons = RX_RING_IDX(sw_cons); | |
2898 | sw_ring_prod = RX_RING_IDX(sw_prod); | |
2899 | ||
bb4f98ab | 2900 | rx_buf = &rxr->rx_buf_ring[sw_ring_cons]; |
b6016b76 | 2901 | skb = rx_buf->skb; |
236b6394 MC |
2902 | |
2903 | rx_buf->skb = NULL; | |
2904 | ||
2905 | dma_addr = pci_unmap_addr(rx_buf, mapping); | |
2906 | ||
2907 | pci_dma_sync_single_for_cpu(bp->pdev, dma_addr, | |
601d3d18 BL |
2908 | BNX2_RX_OFFSET + BNX2_RX_COPY_THRESH, |
2909 | PCI_DMA_FROMDEVICE); | |
b6016b76 MC |
2910 | |
2911 | rx_hdr = (struct l2_fhdr *) skb->data; | |
1db82f2a | 2912 | len = rx_hdr->l2_fhdr_pkt_len; |
990ec380 | 2913 | status = rx_hdr->l2_fhdr_status; |
b6016b76 | 2914 | |
1db82f2a MC |
2915 | hdr_len = 0; |
2916 | if (status & L2_FHDR_STATUS_SPLIT) { | |
2917 | hdr_len = rx_hdr->l2_fhdr_ip_xsum; | |
2918 | pg_ring_used = 1; | |
2919 | } else if (len > bp->rx_jumbo_thresh) { | |
2920 | hdr_len = bp->rx_jumbo_thresh; | |
2921 | pg_ring_used = 1; | |
2922 | } | |
2923 | ||
990ec380 MC |
2924 | if (unlikely(status & (L2_FHDR_ERRORS_BAD_CRC | |
2925 | L2_FHDR_ERRORS_PHY_DECODE | | |
2926 | L2_FHDR_ERRORS_ALIGNMENT | | |
2927 | L2_FHDR_ERRORS_TOO_SHORT | | |
2928 | L2_FHDR_ERRORS_GIANT_FRAME))) { | |
2929 | ||
2930 | bnx2_reuse_rx_skb(bp, rxr, skb, sw_ring_cons, | |
2931 | sw_ring_prod); | |
2932 | if (pg_ring_used) { | |
2933 | int pages; | |
2934 | ||
2935 | pages = PAGE_ALIGN(len - hdr_len) >> PAGE_SHIFT; | |
2936 | ||
2937 | bnx2_reuse_rx_skb_pages(bp, rxr, NULL, pages); | |
2938 | } | |
2939 | goto next_rx; | |
2940 | } | |
2941 | ||
1db82f2a | 2942 | len -= 4; |
b6016b76 | 2943 | |
5d5d0015 | 2944 | if (len <= bp->rx_copy_thresh) { |
b6016b76 MC |
2945 | struct sk_buff *new_skb; |
2946 | ||
f22828e8 | 2947 | new_skb = netdev_alloc_skb(bp->dev, len + 6); |
85833c62 | 2948 | if (new_skb == NULL) { |
bb4f98ab | 2949 | bnx2_reuse_rx_skb(bp, rxr, skb, sw_ring_cons, |
85833c62 MC |
2950 | sw_ring_prod); |
2951 | goto next_rx; | |
2952 | } | |
b6016b76 MC |
2953 | |
2954 | /* aligned copy */ | |
d89cb6af | 2955 | skb_copy_from_linear_data_offset(skb, |
f22828e8 MC |
2956 | BNX2_RX_OFFSET - 6, |
2957 | new_skb->data, len + 6); | |
2958 | skb_reserve(new_skb, 6); | |
b6016b76 | 2959 | skb_put(new_skb, len); |
b6016b76 | 2960 | |
bb4f98ab | 2961 | bnx2_reuse_rx_skb(bp, rxr, skb, |
b6016b76 MC |
2962 | sw_ring_cons, sw_ring_prod); |
2963 | ||
2964 | skb = new_skb; | |
bb4f98ab | 2965 | } else if (unlikely(bnx2_rx_skb(bp, rxr, skb, len, hdr_len, |
a1f60190 | 2966 | dma_addr, (sw_ring_cons << 16) | sw_ring_prod))) |
b6016b76 | 2967 | goto next_rx; |
b6016b76 | 2968 | |
f22828e8 MC |
2969 | if ((status & L2_FHDR_STATUS_L2_VLAN_TAG) && |
2970 | !(bp->rx_mode & BNX2_EMAC_RX_MODE_KEEP_VLAN_TAG)) { | |
2971 | vtag = rx_hdr->l2_fhdr_vlan_tag; | |
2972 | #ifdef BCM_VLAN | |
2973 | if (bp->vlgrp) | |
2974 | hw_vlan = 1; | |
2975 | else | |
2976 | #endif | |
2977 | { | |
2978 | struct vlan_ethhdr *ve = (struct vlan_ethhdr *) | |
2979 | __skb_push(skb, 4); | |
2980 | ||
2981 | memmove(ve, skb->data + 4, ETH_ALEN * 2); | |
2982 | ve->h_vlan_proto = htons(ETH_P_8021Q); | |
2983 | ve->h_vlan_TCI = htons(vtag); | |
2984 | len += 4; | |
2985 | } | |
2986 | } | |
2987 | ||
b6016b76 MC |
2988 | skb->protocol = eth_type_trans(skb, bp->dev); |
2989 | ||
2990 | if ((len > (bp->dev->mtu + ETH_HLEN)) && | |
d1e100ba | 2991 | (ntohs(skb->protocol) != 0x8100)) { |
b6016b76 | 2992 | |
745720e5 | 2993 | dev_kfree_skb(skb); |
b6016b76 MC |
2994 | goto next_rx; |
2995 | ||
2996 | } | |
2997 | ||
b6016b76 MC |
2998 | skb->ip_summed = CHECKSUM_NONE; |
2999 | if (bp->rx_csum && | |
3000 | (status & (L2_FHDR_STATUS_TCP_SEGMENT | | |
3001 | L2_FHDR_STATUS_UDP_DATAGRAM))) { | |
3002 | ||
ade2bfe7 MC |
3003 | if (likely((status & (L2_FHDR_ERRORS_TCP_XSUM | |
3004 | L2_FHDR_ERRORS_UDP_XSUM)) == 0)) | |
b6016b76 MC |
3005 | skb->ip_summed = CHECKSUM_UNNECESSARY; |
3006 | } | |
3007 | ||
3008 | #ifdef BCM_VLAN | |
f22828e8 MC |
3009 | if (hw_vlan) |
3010 | vlan_hwaccel_receive_skb(skb, bp->vlgrp, vtag); | |
b6016b76 MC |
3011 | else |
3012 | #endif | |
3013 | netif_receive_skb(skb); | |
3014 | ||
b6016b76 MC |
3015 | rx_pkt++; |
3016 | ||
3017 | next_rx: | |
b6016b76 MC |
3018 | sw_cons = NEXT_RX_BD(sw_cons); |
3019 | sw_prod = NEXT_RX_BD(sw_prod); | |
3020 | ||
3021 | if ((rx_pkt == budget)) | |
3022 | break; | |
f4e418f7 MC |
3023 | |
3024 | /* Refresh hw_cons to see if there is new work */ | |
3025 | if (sw_cons == hw_cons) { | |
35efa7c1 | 3026 | hw_cons = bnx2_get_hw_rx_cons(bnapi); |
f4e418f7 MC |
3027 | rmb(); |
3028 | } | |
b6016b76 | 3029 | } |
bb4f98ab MC |
3030 | rxr->rx_cons = sw_cons; |
3031 | rxr->rx_prod = sw_prod; | |
b6016b76 | 3032 | |
1db82f2a | 3033 | if (pg_ring_used) |
bb4f98ab | 3034 | REG_WR16(bp, rxr->rx_pg_bidx_addr, rxr->rx_pg_prod); |
1db82f2a | 3035 | |
bb4f98ab | 3036 | REG_WR16(bp, rxr->rx_bidx_addr, sw_prod); |
b6016b76 | 3037 | |
bb4f98ab | 3038 | REG_WR(bp, rxr->rx_bseq_addr, rxr->rx_prod_bseq); |
b6016b76 MC |
3039 | |
3040 | mmiowb(); | |
3041 | ||
3042 | return rx_pkt; | |
3043 | ||
3044 | } | |
3045 | ||
3046 | /* MSI ISR - The only difference between this and the INTx ISR | |
3047 | * is that the MSI interrupt is always serviced. | |
3048 | */ | |
3049 | static irqreturn_t | |
7d12e780 | 3050 | bnx2_msi(int irq, void *dev_instance) |
b6016b76 | 3051 | { |
f0ea2e63 MC |
3052 | struct bnx2_napi *bnapi = dev_instance; |
3053 | struct bnx2 *bp = bnapi->bp; | |
b6016b76 | 3054 | |
43e80b89 | 3055 | prefetch(bnapi->status_blk.msi); |
b6016b76 MC |
3056 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, |
3057 | BNX2_PCICFG_INT_ACK_CMD_USE_INT_HC_PARAM | | |
3058 | BNX2_PCICFG_INT_ACK_CMD_MASK_INT); | |
3059 | ||
3060 | /* Return here if interrupt is disabled. */ | |
73eef4cd MC |
3061 | if (unlikely(atomic_read(&bp->intr_sem) != 0)) |
3062 | return IRQ_HANDLED; | |
b6016b76 | 3063 | |
908a7a16 | 3064 | netif_rx_schedule(&bnapi->napi); |
b6016b76 | 3065 | |
73eef4cd | 3066 | return IRQ_HANDLED; |
b6016b76 MC |
3067 | } |
3068 | ||
8e6a72c4 MC |
3069 | static irqreturn_t |
3070 | bnx2_msi_1shot(int irq, void *dev_instance) | |
3071 | { | |
f0ea2e63 MC |
3072 | struct bnx2_napi *bnapi = dev_instance; |
3073 | struct bnx2 *bp = bnapi->bp; | |
8e6a72c4 | 3074 | |
43e80b89 | 3075 | prefetch(bnapi->status_blk.msi); |
8e6a72c4 MC |
3076 | |
3077 | /* Return here if interrupt is disabled. */ | |
3078 | if (unlikely(atomic_read(&bp->intr_sem) != 0)) | |
3079 | return IRQ_HANDLED; | |
3080 | ||
908a7a16 | 3081 | netif_rx_schedule(&bnapi->napi); |
8e6a72c4 MC |
3082 | |
3083 | return IRQ_HANDLED; | |
3084 | } | |
3085 | ||
b6016b76 | 3086 | static irqreturn_t |
7d12e780 | 3087 | bnx2_interrupt(int irq, void *dev_instance) |
b6016b76 | 3088 | { |
f0ea2e63 MC |
3089 | struct bnx2_napi *bnapi = dev_instance; |
3090 | struct bnx2 *bp = bnapi->bp; | |
43e80b89 | 3091 | struct status_block *sblk = bnapi->status_blk.msi; |
b6016b76 MC |
3092 | |
3093 | /* When using INTx, it is possible for the interrupt to arrive | |
3094 | * at the CPU before the status block posted prior to the | |
3095 | * interrupt. Reading a register will flush the status block. | |
3096 | * When using MSI, the MSI message will always complete after | |
3097 | * the status block write. | |
3098 | */ | |
35efa7c1 | 3099 | if ((sblk->status_idx == bnapi->last_status_idx) && |
b6016b76 MC |
3100 | (REG_RD(bp, BNX2_PCICFG_MISC_STATUS) & |
3101 | BNX2_PCICFG_MISC_STATUS_INTA_VALUE)) | |
73eef4cd | 3102 | return IRQ_NONE; |
b6016b76 MC |
3103 | |
3104 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, | |
3105 | BNX2_PCICFG_INT_ACK_CMD_USE_INT_HC_PARAM | | |
3106 | BNX2_PCICFG_INT_ACK_CMD_MASK_INT); | |
3107 | ||
b8a7ce7b MC |
3108 | /* Read back to deassert IRQ immediately to avoid too many |
3109 | * spurious interrupts. | |
3110 | */ | |
3111 | REG_RD(bp, BNX2_PCICFG_INT_ACK_CMD); | |
3112 | ||
b6016b76 | 3113 | /* Return here if interrupt is shared and is disabled. */ |
73eef4cd MC |
3114 | if (unlikely(atomic_read(&bp->intr_sem) != 0)) |
3115 | return IRQ_HANDLED; | |
b6016b76 | 3116 | |
908a7a16 | 3117 | if (netif_rx_schedule_prep(&bnapi->napi)) { |
35efa7c1 | 3118 | bnapi->last_status_idx = sblk->status_idx; |
908a7a16 | 3119 | __netif_rx_schedule(&bnapi->napi); |
b8a7ce7b | 3120 | } |
b6016b76 | 3121 | |
73eef4cd | 3122 | return IRQ_HANDLED; |
b6016b76 MC |
3123 | } |
3124 | ||
f4e418f7 | 3125 | static inline int |
43e80b89 | 3126 | bnx2_has_fast_work(struct bnx2_napi *bnapi) |
f4e418f7 | 3127 | { |
35e9010b | 3128 | struct bnx2_tx_ring_info *txr = &bnapi->tx_ring; |
bb4f98ab | 3129 | struct bnx2_rx_ring_info *rxr = &bnapi->rx_ring; |
f4e418f7 | 3130 | |
bb4f98ab | 3131 | if ((bnx2_get_hw_rx_cons(bnapi) != rxr->rx_cons) || |
35e9010b | 3132 | (bnx2_get_hw_tx_cons(bnapi) != txr->hw_tx_cons)) |
f4e418f7 | 3133 | return 1; |
43e80b89 MC |
3134 | return 0; |
3135 | } | |
3136 | ||
3137 | #define STATUS_ATTN_EVENTS (STATUS_ATTN_BITS_LINK_STATE | \ | |
3138 | STATUS_ATTN_BITS_TIMER_ABORT) | |
3139 | ||
3140 | static inline int | |
3141 | bnx2_has_work(struct bnx2_napi *bnapi) | |
3142 | { | |
3143 | struct status_block *sblk = bnapi->status_blk.msi; | |
3144 | ||
3145 | if (bnx2_has_fast_work(bnapi)) | |
3146 | return 1; | |
f4e418f7 | 3147 | |
da3e4fbe MC |
3148 | if ((sblk->status_attn_bits & STATUS_ATTN_EVENTS) != |
3149 | (sblk->status_attn_bits_ack & STATUS_ATTN_EVENTS)) | |
f4e418f7 MC |
3150 | return 1; |
3151 | ||
3152 | return 0; | |
3153 | } | |
3154 | ||
efba0180 MC |
3155 | static void |
3156 | bnx2_chk_missed_msi(struct bnx2 *bp) | |
3157 | { | |
3158 | struct bnx2_napi *bnapi = &bp->bnx2_napi[0]; | |
3159 | u32 msi_ctrl; | |
3160 | ||
3161 | if (bnx2_has_work(bnapi)) { | |
3162 | msi_ctrl = REG_RD(bp, BNX2_PCICFG_MSI_CONTROL); | |
3163 | if (!(msi_ctrl & BNX2_PCICFG_MSI_CONTROL_ENABLE)) | |
3164 | return; | |
3165 | ||
3166 | if (bnapi->last_status_idx == bp->idle_chk_status_idx) { | |
3167 | REG_WR(bp, BNX2_PCICFG_MSI_CONTROL, msi_ctrl & | |
3168 | ~BNX2_PCICFG_MSI_CONTROL_ENABLE); | |
3169 | REG_WR(bp, BNX2_PCICFG_MSI_CONTROL, msi_ctrl); | |
3170 | bnx2_msi(bp->irq_tbl[0].vector, bnapi); | |
3171 | } | |
3172 | } | |
3173 | ||
3174 | bp->idle_chk_status_idx = bnapi->last_status_idx; | |
3175 | } | |
3176 | ||
43e80b89 | 3177 | static void bnx2_poll_link(struct bnx2 *bp, struct bnx2_napi *bnapi) |
b6016b76 | 3178 | { |
43e80b89 | 3179 | struct status_block *sblk = bnapi->status_blk.msi; |
da3e4fbe MC |
3180 | u32 status_attn_bits = sblk->status_attn_bits; |
3181 | u32 status_attn_bits_ack = sblk->status_attn_bits_ack; | |
b6016b76 | 3182 | |
da3e4fbe MC |
3183 | if ((status_attn_bits & STATUS_ATTN_EVENTS) != |
3184 | (status_attn_bits_ack & STATUS_ATTN_EVENTS)) { | |
b6016b76 | 3185 | |
35efa7c1 | 3186 | bnx2_phy_int(bp, bnapi); |
bf5295bb MC |
3187 | |
3188 | /* This is needed to take care of transient status | |
3189 | * during link changes. | |
3190 | */ | |
3191 | REG_WR(bp, BNX2_HC_COMMAND, | |
3192 | bp->hc_cmd | BNX2_HC_COMMAND_COAL_NOW_WO_INT); | |
3193 | REG_RD(bp, BNX2_HC_COMMAND); | |
b6016b76 | 3194 | } |
43e80b89 MC |
3195 | } |
3196 | ||
3197 | static int bnx2_poll_work(struct bnx2 *bp, struct bnx2_napi *bnapi, | |
3198 | int work_done, int budget) | |
3199 | { | |
3200 | struct bnx2_tx_ring_info *txr = &bnapi->tx_ring; | |
3201 | struct bnx2_rx_ring_info *rxr = &bnapi->rx_ring; | |
b6016b76 | 3202 | |
35e9010b | 3203 | if (bnx2_get_hw_tx_cons(bnapi) != txr->hw_tx_cons) |
57851d84 | 3204 | bnx2_tx_int(bp, bnapi, 0); |
b6016b76 | 3205 | |
bb4f98ab | 3206 | if (bnx2_get_hw_rx_cons(bnapi) != rxr->rx_cons) |
35efa7c1 | 3207 | work_done += bnx2_rx_int(bp, bnapi, budget - work_done); |
6aa20a22 | 3208 | |
6f535763 DM |
3209 | return work_done; |
3210 | } | |
3211 | ||
f0ea2e63 MC |
3212 | static int bnx2_poll_msix(struct napi_struct *napi, int budget) |
3213 | { | |
3214 | struct bnx2_napi *bnapi = container_of(napi, struct bnx2_napi, napi); | |
3215 | struct bnx2 *bp = bnapi->bp; | |
3216 | int work_done = 0; | |
3217 | struct status_block_msix *sblk = bnapi->status_blk.msix; | |
3218 | ||
3219 | while (1) { | |
3220 | work_done = bnx2_poll_work(bp, bnapi, work_done, budget); | |
3221 | if (unlikely(work_done >= budget)) | |
3222 | break; | |
3223 | ||
3224 | bnapi->last_status_idx = sblk->status_idx; | |
3225 | /* status idx must be read before checking for more work. */ | |
3226 | rmb(); | |
3227 | if (likely(!bnx2_has_fast_work(bnapi))) { | |
3228 | ||
908a7a16 | 3229 | netif_rx_complete(napi); |
f0ea2e63 MC |
3230 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, bnapi->int_num | |
3231 | BNX2_PCICFG_INT_ACK_CMD_INDEX_VALID | | |
3232 | bnapi->last_status_idx); | |
3233 | break; | |
3234 | } | |
3235 | } | |
3236 | return work_done; | |
3237 | } | |
3238 | ||
6f535763 DM |
3239 | static int bnx2_poll(struct napi_struct *napi, int budget) |
3240 | { | |
35efa7c1 MC |
3241 | struct bnx2_napi *bnapi = container_of(napi, struct bnx2_napi, napi); |
3242 | struct bnx2 *bp = bnapi->bp; | |
6f535763 | 3243 | int work_done = 0; |
43e80b89 | 3244 | struct status_block *sblk = bnapi->status_blk.msi; |
6f535763 DM |
3245 | |
3246 | while (1) { | |
43e80b89 MC |
3247 | bnx2_poll_link(bp, bnapi); |
3248 | ||
35efa7c1 | 3249 | work_done = bnx2_poll_work(bp, bnapi, work_done, budget); |
f4e418f7 | 3250 | |
35efa7c1 | 3251 | /* bnapi->last_status_idx is used below to tell the hw how |
6dee6421 MC |
3252 | * much work has been processed, so we must read it before |
3253 | * checking for more work. | |
3254 | */ | |
35efa7c1 | 3255 | bnapi->last_status_idx = sblk->status_idx; |
efba0180 MC |
3256 | |
3257 | if (unlikely(work_done >= budget)) | |
3258 | break; | |
3259 | ||
6dee6421 | 3260 | rmb(); |
35efa7c1 | 3261 | if (likely(!bnx2_has_work(bnapi))) { |
908a7a16 | 3262 | netif_rx_complete(napi); |
f86e82fb | 3263 | if (likely(bp->flags & BNX2_FLAG_USING_MSI_OR_MSIX)) { |
6f535763 DM |
3264 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, |
3265 | BNX2_PCICFG_INT_ACK_CMD_INDEX_VALID | | |
35efa7c1 | 3266 | bnapi->last_status_idx); |
6dee6421 | 3267 | break; |
6f535763 | 3268 | } |
1269a8a6 MC |
3269 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, |
3270 | BNX2_PCICFG_INT_ACK_CMD_INDEX_VALID | | |
6f535763 | 3271 | BNX2_PCICFG_INT_ACK_CMD_MASK_INT | |
35efa7c1 | 3272 | bnapi->last_status_idx); |
1269a8a6 | 3273 | |
6f535763 DM |
3274 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, |
3275 | BNX2_PCICFG_INT_ACK_CMD_INDEX_VALID | | |
35efa7c1 | 3276 | bnapi->last_status_idx); |
6f535763 DM |
3277 | break; |
3278 | } | |
b6016b76 MC |
3279 | } |
3280 | ||
bea3348e | 3281 | return work_done; |
b6016b76 MC |
3282 | } |
3283 | ||
932ff279 | 3284 | /* Called with rtnl_lock from vlan functions and also netif_tx_lock |
b6016b76 MC |
3285 | * from set_multicast. |
3286 | */ | |
3287 | static void | |
3288 | bnx2_set_rx_mode(struct net_device *dev) | |
3289 | { | |
972ec0d4 | 3290 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 3291 | u32 rx_mode, sort_mode; |
5fcaed01 | 3292 | struct dev_addr_list *uc_ptr; |
b6016b76 | 3293 | int i; |
b6016b76 | 3294 | |
9f52b564 MC |
3295 | if (!netif_running(dev)) |
3296 | return; | |
3297 | ||
c770a65c | 3298 | spin_lock_bh(&bp->phy_lock); |
b6016b76 MC |
3299 | |
3300 | rx_mode = bp->rx_mode & ~(BNX2_EMAC_RX_MODE_PROMISCUOUS | | |
3301 | BNX2_EMAC_RX_MODE_KEEP_VLAN_TAG); | |
3302 | sort_mode = 1 | BNX2_RPM_SORT_USER0_BC_EN; | |
3303 | #ifdef BCM_VLAN | |
7c6337a1 | 3304 | if (!bp->vlgrp && (bp->flags & BNX2_FLAG_CAN_KEEP_VLAN)) |
b6016b76 | 3305 | rx_mode |= BNX2_EMAC_RX_MODE_KEEP_VLAN_TAG; |
b6016b76 | 3306 | #else |
7c6337a1 | 3307 | if (bp->flags & BNX2_FLAG_CAN_KEEP_VLAN) |
e29054f9 | 3308 | rx_mode |= BNX2_EMAC_RX_MODE_KEEP_VLAN_TAG; |
b6016b76 MC |
3309 | #endif |
3310 | if (dev->flags & IFF_PROMISC) { | |
3311 | /* Promiscuous mode. */ | |
3312 | rx_mode |= BNX2_EMAC_RX_MODE_PROMISCUOUS; | |
7510873d MC |
3313 | sort_mode |= BNX2_RPM_SORT_USER0_PROM_EN | |
3314 | BNX2_RPM_SORT_USER0_PROM_VLAN; | |
b6016b76 MC |
3315 | } |
3316 | else if (dev->flags & IFF_ALLMULTI) { | |
3317 | for (i = 0; i < NUM_MC_HASH_REGISTERS; i++) { | |
3318 | REG_WR(bp, BNX2_EMAC_MULTICAST_HASH0 + (i * 4), | |
3319 | 0xffffffff); | |
3320 | } | |
3321 | sort_mode |= BNX2_RPM_SORT_USER0_MC_EN; | |
3322 | } | |
3323 | else { | |
3324 | /* Accept one or more multicast(s). */ | |
3325 | struct dev_mc_list *mclist; | |
3326 | u32 mc_filter[NUM_MC_HASH_REGISTERS]; | |
3327 | u32 regidx; | |
3328 | u32 bit; | |
3329 | u32 crc; | |
3330 | ||
3331 | memset(mc_filter, 0, 4 * NUM_MC_HASH_REGISTERS); | |
3332 | ||
3333 | for (i = 0, mclist = dev->mc_list; mclist && i < dev->mc_count; | |
3334 | i++, mclist = mclist->next) { | |
3335 | ||
3336 | crc = ether_crc_le(ETH_ALEN, mclist->dmi_addr); | |
3337 | bit = crc & 0xff; | |
3338 | regidx = (bit & 0xe0) >> 5; | |
3339 | bit &= 0x1f; | |
3340 | mc_filter[regidx] |= (1 << bit); | |
3341 | } | |
3342 | ||
3343 | for (i = 0; i < NUM_MC_HASH_REGISTERS; i++) { | |
3344 | REG_WR(bp, BNX2_EMAC_MULTICAST_HASH0 + (i * 4), | |
3345 | mc_filter[i]); | |
3346 | } | |
3347 | ||
3348 | sort_mode |= BNX2_RPM_SORT_USER0_MC_HSH_EN; | |
3349 | } | |
3350 | ||
5fcaed01 BL |
3351 | uc_ptr = NULL; |
3352 | if (dev->uc_count > BNX2_MAX_UNICAST_ADDRESSES) { | |
3353 | rx_mode |= BNX2_EMAC_RX_MODE_PROMISCUOUS; | |
3354 | sort_mode |= BNX2_RPM_SORT_USER0_PROM_EN | | |
3355 | BNX2_RPM_SORT_USER0_PROM_VLAN; | |
3356 | } else if (!(dev->flags & IFF_PROMISC)) { | |
3357 | uc_ptr = dev->uc_list; | |
3358 | ||
3359 | /* Add all entries into to the match filter list */ | |
3360 | for (i = 0; i < dev->uc_count; i++) { | |
3361 | bnx2_set_mac_addr(bp, uc_ptr->da_addr, | |
3362 | i + BNX2_START_UNICAST_ADDRESS_INDEX); | |
3363 | sort_mode |= (1 << | |
3364 | (i + BNX2_START_UNICAST_ADDRESS_INDEX)); | |
3365 | uc_ptr = uc_ptr->next; | |
3366 | } | |
3367 | ||
3368 | } | |
3369 | ||
b6016b76 MC |
3370 | if (rx_mode != bp->rx_mode) { |
3371 | bp->rx_mode = rx_mode; | |
3372 | REG_WR(bp, BNX2_EMAC_RX_MODE, rx_mode); | |
3373 | } | |
3374 | ||
3375 | REG_WR(bp, BNX2_RPM_SORT_USER0, 0x0); | |
3376 | REG_WR(bp, BNX2_RPM_SORT_USER0, sort_mode); | |
3377 | REG_WR(bp, BNX2_RPM_SORT_USER0, sort_mode | BNX2_RPM_SORT_USER0_ENA); | |
3378 | ||
c770a65c | 3379 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
3380 | } |
3381 | ||
3382 | static void | |
b491edd5 | 3383 | load_rv2p_fw(struct bnx2 *bp, __le32 *rv2p_code, u32 rv2p_code_len, |
b6016b76 MC |
3384 | u32 rv2p_proc) |
3385 | { | |
3386 | int i; | |
3387 | u32 val; | |
3388 | ||
d25be1d3 MC |
3389 | if (rv2p_proc == RV2P_PROC2 && CHIP_NUM(bp) == CHIP_NUM_5709) { |
3390 | val = le32_to_cpu(rv2p_code[XI_RV2P_PROC2_MAX_BD_PAGE_LOC]); | |
3391 | val &= ~XI_RV2P_PROC2_BD_PAGE_SIZE_MSK; | |
3392 | val |= XI_RV2P_PROC2_BD_PAGE_SIZE; | |
3393 | rv2p_code[XI_RV2P_PROC2_MAX_BD_PAGE_LOC] = cpu_to_le32(val); | |
3394 | } | |
b6016b76 MC |
3395 | |
3396 | for (i = 0; i < rv2p_code_len; i += 8) { | |
b491edd5 | 3397 | REG_WR(bp, BNX2_RV2P_INSTR_HIGH, le32_to_cpu(*rv2p_code)); |
b6016b76 | 3398 | rv2p_code++; |
b491edd5 | 3399 | REG_WR(bp, BNX2_RV2P_INSTR_LOW, le32_to_cpu(*rv2p_code)); |
b6016b76 MC |
3400 | rv2p_code++; |
3401 | ||
3402 | if (rv2p_proc == RV2P_PROC1) { | |
3403 | val = (i / 8) | BNX2_RV2P_PROC1_ADDR_CMD_RDWR; | |
3404 | REG_WR(bp, BNX2_RV2P_PROC1_ADDR_CMD, val); | |
3405 | } | |
3406 | else { | |
3407 | val = (i / 8) | BNX2_RV2P_PROC2_ADDR_CMD_RDWR; | |
3408 | REG_WR(bp, BNX2_RV2P_PROC2_ADDR_CMD, val); | |
3409 | } | |
3410 | } | |
3411 | ||
3412 | /* Reset the processor, un-stall is done later. */ | |
3413 | if (rv2p_proc == RV2P_PROC1) { | |
3414 | REG_WR(bp, BNX2_RV2P_COMMAND, BNX2_RV2P_COMMAND_PROC1_RESET); | |
3415 | } | |
3416 | else { | |
3417 | REG_WR(bp, BNX2_RV2P_COMMAND, BNX2_RV2P_COMMAND_PROC2_RESET); | |
3418 | } | |
3419 | } | |
3420 | ||
af3ee519 | 3421 | static int |
10343cca | 3422 | load_cpu_fw(struct bnx2 *bp, const struct cpu_reg *cpu_reg, struct fw_info *fw) |
b6016b76 MC |
3423 | { |
3424 | u32 offset; | |
3425 | u32 val; | |
af3ee519 | 3426 | int rc; |
b6016b76 MC |
3427 | |
3428 | /* Halt the CPU. */ | |
2726d6e1 | 3429 | val = bnx2_reg_rd_ind(bp, cpu_reg->mode); |
b6016b76 | 3430 | val |= cpu_reg->mode_value_halt; |
2726d6e1 MC |
3431 | bnx2_reg_wr_ind(bp, cpu_reg->mode, val); |
3432 | bnx2_reg_wr_ind(bp, cpu_reg->state, cpu_reg->state_value_clear); | |
b6016b76 MC |
3433 | |
3434 | /* Load the Text area. */ | |
3435 | offset = cpu_reg->spad_base + (fw->text_addr - cpu_reg->mips_view_base); | |
af3ee519 | 3436 | if (fw->gz_text) { |
b6016b76 MC |
3437 | int j; |
3438 | ||
ea1f8d5c MC |
3439 | rc = zlib_inflate_blob(fw->text, FW_BUF_SIZE, fw->gz_text, |
3440 | fw->gz_text_len); | |
3441 | if (rc < 0) | |
b3448b0b | 3442 | return rc; |
ea1f8d5c | 3443 | |
b6016b76 | 3444 | for (j = 0; j < (fw->text_len / 4); j++, offset += 4) { |
2726d6e1 | 3445 | bnx2_reg_wr_ind(bp, offset, le32_to_cpu(fw->text[j])); |
b6016b76 MC |
3446 | } |
3447 | } | |
3448 | ||
3449 | /* Load the Data area. */ | |
3450 | offset = cpu_reg->spad_base + (fw->data_addr - cpu_reg->mips_view_base); | |
3451 | if (fw->data) { | |
3452 | int j; | |
3453 | ||
3454 | for (j = 0; j < (fw->data_len / 4); j++, offset += 4) { | |
2726d6e1 | 3455 | bnx2_reg_wr_ind(bp, offset, fw->data[j]); |
b6016b76 MC |
3456 | } |
3457 | } | |
3458 | ||
3459 | /* Load the SBSS area. */ | |
3460 | offset = cpu_reg->spad_base + (fw->sbss_addr - cpu_reg->mips_view_base); | |
ea1f8d5c | 3461 | if (fw->sbss_len) { |
b6016b76 MC |
3462 | int j; |
3463 | ||
3464 | for (j = 0; j < (fw->sbss_len / 4); j++, offset += 4) { | |
2726d6e1 | 3465 | bnx2_reg_wr_ind(bp, offset, 0); |
b6016b76 MC |
3466 | } |
3467 | } | |
3468 | ||
3469 | /* Load the BSS area. */ | |
3470 | offset = cpu_reg->spad_base + (fw->bss_addr - cpu_reg->mips_view_base); | |
ea1f8d5c | 3471 | if (fw->bss_len) { |
b6016b76 MC |
3472 | int j; |
3473 | ||
3474 | for (j = 0; j < (fw->bss_len/4); j++, offset += 4) { | |
2726d6e1 | 3475 | bnx2_reg_wr_ind(bp, offset, 0); |
b6016b76 MC |
3476 | } |
3477 | } | |
3478 | ||
3479 | /* Load the Read-Only area. */ | |
3480 | offset = cpu_reg->spad_base + | |
3481 | (fw->rodata_addr - cpu_reg->mips_view_base); | |
3482 | if (fw->rodata) { | |
3483 | int j; | |
3484 | ||
3485 | for (j = 0; j < (fw->rodata_len / 4); j++, offset += 4) { | |
2726d6e1 | 3486 | bnx2_reg_wr_ind(bp, offset, fw->rodata[j]); |
b6016b76 MC |
3487 | } |
3488 | } | |
3489 | ||
3490 | /* Clear the pre-fetch instruction. */ | |
2726d6e1 MC |
3491 | bnx2_reg_wr_ind(bp, cpu_reg->inst, 0); |
3492 | bnx2_reg_wr_ind(bp, cpu_reg->pc, fw->start_addr); | |
b6016b76 MC |
3493 | |
3494 | /* Start the CPU. */ | |
2726d6e1 | 3495 | val = bnx2_reg_rd_ind(bp, cpu_reg->mode); |
b6016b76 | 3496 | val &= ~cpu_reg->mode_value_halt; |
2726d6e1 MC |
3497 | bnx2_reg_wr_ind(bp, cpu_reg->state, cpu_reg->state_value_clear); |
3498 | bnx2_reg_wr_ind(bp, cpu_reg->mode, val); | |
af3ee519 MC |
3499 | |
3500 | return 0; | |
b6016b76 MC |
3501 | } |
3502 | ||
fba9fe91 | 3503 | static int |
b6016b76 MC |
3504 | bnx2_init_cpus(struct bnx2 *bp) |
3505 | { | |
af3ee519 | 3506 | struct fw_info *fw; |
110d0ef9 MC |
3507 | int rc, rv2p_len; |
3508 | void *text, *rv2p; | |
b6016b76 MC |
3509 | |
3510 | /* Initialize the RV2P processor. */ | |
b3448b0b DV |
3511 | text = vmalloc(FW_BUF_SIZE); |
3512 | if (!text) | |
3513 | return -ENOMEM; | |
110d0ef9 MC |
3514 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
3515 | rv2p = bnx2_xi_rv2p_proc1; | |
3516 | rv2p_len = sizeof(bnx2_xi_rv2p_proc1); | |
3517 | } else { | |
3518 | rv2p = bnx2_rv2p_proc1; | |
3519 | rv2p_len = sizeof(bnx2_rv2p_proc1); | |
3520 | } | |
3521 | rc = zlib_inflate_blob(text, FW_BUF_SIZE, rv2p, rv2p_len); | |
ea1f8d5c | 3522 | if (rc < 0) |
fba9fe91 | 3523 | goto init_cpu_err; |
ea1f8d5c | 3524 | |
b3448b0b | 3525 | load_rv2p_fw(bp, text, rc /* == len */, RV2P_PROC1); |
fba9fe91 | 3526 | |
110d0ef9 MC |
3527 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
3528 | rv2p = bnx2_xi_rv2p_proc2; | |
3529 | rv2p_len = sizeof(bnx2_xi_rv2p_proc2); | |
3530 | } else { | |
3531 | rv2p = bnx2_rv2p_proc2; | |
3532 | rv2p_len = sizeof(bnx2_rv2p_proc2); | |
3533 | } | |
3534 | rc = zlib_inflate_blob(text, FW_BUF_SIZE, rv2p, rv2p_len); | |
ea1f8d5c | 3535 | if (rc < 0) |
fba9fe91 | 3536 | goto init_cpu_err; |
ea1f8d5c | 3537 | |
b3448b0b | 3538 | load_rv2p_fw(bp, text, rc /* == len */, RV2P_PROC2); |
b6016b76 MC |
3539 | |
3540 | /* Initialize the RX Processor. */ | |
d43584c8 MC |
3541 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
3542 | fw = &bnx2_rxp_fw_09; | |
3543 | else | |
3544 | fw = &bnx2_rxp_fw_06; | |
fba9fe91 | 3545 | |
ea1f8d5c | 3546 | fw->text = text; |
10343cca | 3547 | rc = load_cpu_fw(bp, &cpu_reg_rxp, fw); |
fba9fe91 MC |
3548 | if (rc) |
3549 | goto init_cpu_err; | |
3550 | ||
b6016b76 | 3551 | /* Initialize the TX Processor. */ |
d43584c8 MC |
3552 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
3553 | fw = &bnx2_txp_fw_09; | |
3554 | else | |
3555 | fw = &bnx2_txp_fw_06; | |
fba9fe91 | 3556 | |
ea1f8d5c | 3557 | fw->text = text; |
10343cca | 3558 | rc = load_cpu_fw(bp, &cpu_reg_txp, fw); |
fba9fe91 MC |
3559 | if (rc) |
3560 | goto init_cpu_err; | |
3561 | ||
b6016b76 | 3562 | /* Initialize the TX Patch-up Processor. */ |
d43584c8 MC |
3563 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
3564 | fw = &bnx2_tpat_fw_09; | |
3565 | else | |
3566 | fw = &bnx2_tpat_fw_06; | |
fba9fe91 | 3567 | |
ea1f8d5c | 3568 | fw->text = text; |
10343cca | 3569 | rc = load_cpu_fw(bp, &cpu_reg_tpat, fw); |
fba9fe91 MC |
3570 | if (rc) |
3571 | goto init_cpu_err; | |
3572 | ||
b6016b76 | 3573 | /* Initialize the Completion Processor. */ |
d43584c8 MC |
3574 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
3575 | fw = &bnx2_com_fw_09; | |
3576 | else | |
3577 | fw = &bnx2_com_fw_06; | |
fba9fe91 | 3578 | |
ea1f8d5c | 3579 | fw->text = text; |
10343cca | 3580 | rc = load_cpu_fw(bp, &cpu_reg_com, fw); |
fba9fe91 MC |
3581 | if (rc) |
3582 | goto init_cpu_err; | |
3583 | ||
d43584c8 | 3584 | /* Initialize the Command Processor. */ |
110d0ef9 | 3585 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
d43584c8 | 3586 | fw = &bnx2_cp_fw_09; |
110d0ef9 MC |
3587 | else |
3588 | fw = &bnx2_cp_fw_06; | |
3589 | ||
3590 | fw->text = text; | |
10343cca | 3591 | rc = load_cpu_fw(bp, &cpu_reg_cp, fw); |
b6016b76 | 3592 | |
fba9fe91 | 3593 | init_cpu_err: |
ea1f8d5c | 3594 | vfree(text); |
fba9fe91 | 3595 | return rc; |
b6016b76 MC |
3596 | } |
3597 | ||
3598 | static int | |
829ca9a3 | 3599 | bnx2_set_power_state(struct bnx2 *bp, pci_power_t state) |
b6016b76 MC |
3600 | { |
3601 | u16 pmcsr; | |
3602 | ||
3603 | pci_read_config_word(bp->pdev, bp->pm_cap + PCI_PM_CTRL, &pmcsr); | |
3604 | ||
3605 | switch (state) { | |
829ca9a3 | 3606 | case PCI_D0: { |
b6016b76 MC |
3607 | u32 val; |
3608 | ||
3609 | pci_write_config_word(bp->pdev, bp->pm_cap + PCI_PM_CTRL, | |
3610 | (pmcsr & ~PCI_PM_CTRL_STATE_MASK) | | |
3611 | PCI_PM_CTRL_PME_STATUS); | |
3612 | ||
3613 | if (pmcsr & PCI_PM_CTRL_STATE_MASK) | |
3614 | /* delay required during transition out of D3hot */ | |
3615 | msleep(20); | |
3616 | ||
3617 | val = REG_RD(bp, BNX2_EMAC_MODE); | |
3618 | val |= BNX2_EMAC_MODE_MPKT_RCVD | BNX2_EMAC_MODE_ACPI_RCVD; | |
3619 | val &= ~BNX2_EMAC_MODE_MPKT; | |
3620 | REG_WR(bp, BNX2_EMAC_MODE, val); | |
3621 | ||
3622 | val = REG_RD(bp, BNX2_RPM_CONFIG); | |
3623 | val &= ~BNX2_RPM_CONFIG_ACPI_ENA; | |
3624 | REG_WR(bp, BNX2_RPM_CONFIG, val); | |
3625 | break; | |
3626 | } | |
829ca9a3 | 3627 | case PCI_D3hot: { |
b6016b76 MC |
3628 | int i; |
3629 | u32 val, wol_msg; | |
3630 | ||
3631 | if (bp->wol) { | |
3632 | u32 advertising; | |
3633 | u8 autoneg; | |
3634 | ||
3635 | autoneg = bp->autoneg; | |
3636 | advertising = bp->advertising; | |
3637 | ||
239cd343 MC |
3638 | if (bp->phy_port == PORT_TP) { |
3639 | bp->autoneg = AUTONEG_SPEED; | |
3640 | bp->advertising = ADVERTISED_10baseT_Half | | |
3641 | ADVERTISED_10baseT_Full | | |
3642 | ADVERTISED_100baseT_Half | | |
3643 | ADVERTISED_100baseT_Full | | |
3644 | ADVERTISED_Autoneg; | |
3645 | } | |
b6016b76 | 3646 | |
239cd343 MC |
3647 | spin_lock_bh(&bp->phy_lock); |
3648 | bnx2_setup_phy(bp, bp->phy_port); | |
3649 | spin_unlock_bh(&bp->phy_lock); | |
b6016b76 MC |
3650 | |
3651 | bp->autoneg = autoneg; | |
3652 | bp->advertising = advertising; | |
3653 | ||
5fcaed01 | 3654 | bnx2_set_mac_addr(bp, bp->dev->dev_addr, 0); |
b6016b76 MC |
3655 | |
3656 | val = REG_RD(bp, BNX2_EMAC_MODE); | |
3657 | ||
3658 | /* Enable port mode. */ | |
3659 | val &= ~BNX2_EMAC_MODE_PORT; | |
239cd343 | 3660 | val |= BNX2_EMAC_MODE_MPKT_RCVD | |
b6016b76 | 3661 | BNX2_EMAC_MODE_ACPI_RCVD | |
b6016b76 | 3662 | BNX2_EMAC_MODE_MPKT; |
239cd343 MC |
3663 | if (bp->phy_port == PORT_TP) |
3664 | val |= BNX2_EMAC_MODE_PORT_MII; | |
3665 | else { | |
3666 | val |= BNX2_EMAC_MODE_PORT_GMII; | |
3667 | if (bp->line_speed == SPEED_2500) | |
3668 | val |= BNX2_EMAC_MODE_25G_MODE; | |
3669 | } | |
b6016b76 MC |
3670 | |
3671 | REG_WR(bp, BNX2_EMAC_MODE, val); | |
3672 | ||
3673 | /* receive all multicast */ | |
3674 | for (i = 0; i < NUM_MC_HASH_REGISTERS; i++) { | |
3675 | REG_WR(bp, BNX2_EMAC_MULTICAST_HASH0 + (i * 4), | |
3676 | 0xffffffff); | |
3677 | } | |
3678 | REG_WR(bp, BNX2_EMAC_RX_MODE, | |
3679 | BNX2_EMAC_RX_MODE_SORT_MODE); | |
3680 | ||
3681 | val = 1 | BNX2_RPM_SORT_USER0_BC_EN | | |
3682 | BNX2_RPM_SORT_USER0_MC_EN; | |
3683 | REG_WR(bp, BNX2_RPM_SORT_USER0, 0x0); | |
3684 | REG_WR(bp, BNX2_RPM_SORT_USER0, val); | |
3685 | REG_WR(bp, BNX2_RPM_SORT_USER0, val | | |
3686 | BNX2_RPM_SORT_USER0_ENA); | |
3687 | ||
3688 | /* Need to enable EMAC and RPM for WOL. */ | |
3689 | REG_WR(bp, BNX2_MISC_ENABLE_SET_BITS, | |
3690 | BNX2_MISC_ENABLE_SET_BITS_RX_PARSER_MAC_ENABLE | | |
3691 | BNX2_MISC_ENABLE_SET_BITS_TX_HEADER_Q_ENABLE | | |
3692 | BNX2_MISC_ENABLE_SET_BITS_EMAC_ENABLE); | |
3693 | ||
3694 | val = REG_RD(bp, BNX2_RPM_CONFIG); | |
3695 | val &= ~BNX2_RPM_CONFIG_ACPI_ENA; | |
3696 | REG_WR(bp, BNX2_RPM_CONFIG, val); | |
3697 | ||
3698 | wol_msg = BNX2_DRV_MSG_CODE_SUSPEND_WOL; | |
3699 | } | |
3700 | else { | |
3701 | wol_msg = BNX2_DRV_MSG_CODE_SUSPEND_NO_WOL; | |
3702 | } | |
3703 | ||
f86e82fb | 3704 | if (!(bp->flags & BNX2_FLAG_NO_WOL)) |
a2f13890 MC |
3705 | bnx2_fw_sync(bp, BNX2_DRV_MSG_DATA_WAIT3 | wol_msg, |
3706 | 1, 0); | |
b6016b76 MC |
3707 | |
3708 | pmcsr &= ~PCI_PM_CTRL_STATE_MASK; | |
3709 | if ((CHIP_ID(bp) == CHIP_ID_5706_A0) || | |
3710 | (CHIP_ID(bp) == CHIP_ID_5706_A1)) { | |
3711 | ||
3712 | if (bp->wol) | |
3713 | pmcsr |= 3; | |
3714 | } | |
3715 | else { | |
3716 | pmcsr |= 3; | |
3717 | } | |
3718 | if (bp->wol) { | |
3719 | pmcsr |= PCI_PM_CTRL_PME_ENABLE; | |
3720 | } | |
3721 | pci_write_config_word(bp->pdev, bp->pm_cap + PCI_PM_CTRL, | |
3722 | pmcsr); | |
3723 | ||
3724 | /* No more memory access after this point until | |
3725 | * device is brought back to D0. | |
3726 | */ | |
3727 | udelay(50); | |
3728 | break; | |
3729 | } | |
3730 | default: | |
3731 | return -EINVAL; | |
3732 | } | |
3733 | return 0; | |
3734 | } | |
3735 | ||
3736 | static int | |
3737 | bnx2_acquire_nvram_lock(struct bnx2 *bp) | |
3738 | { | |
3739 | u32 val; | |
3740 | int j; | |
3741 | ||
3742 | /* Request access to the flash interface. */ | |
3743 | REG_WR(bp, BNX2_NVM_SW_ARB, BNX2_NVM_SW_ARB_ARB_REQ_SET2); | |
3744 | for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) { | |
3745 | val = REG_RD(bp, BNX2_NVM_SW_ARB); | |
3746 | if (val & BNX2_NVM_SW_ARB_ARB_ARB2) | |
3747 | break; | |
3748 | ||
3749 | udelay(5); | |
3750 | } | |
3751 | ||
3752 | if (j >= NVRAM_TIMEOUT_COUNT) | |
3753 | return -EBUSY; | |
3754 | ||
3755 | return 0; | |
3756 | } | |
3757 | ||
3758 | static int | |
3759 | bnx2_release_nvram_lock(struct bnx2 *bp) | |
3760 | { | |
3761 | int j; | |
3762 | u32 val; | |
3763 | ||
3764 | /* Relinquish nvram interface. */ | |
3765 | REG_WR(bp, BNX2_NVM_SW_ARB, BNX2_NVM_SW_ARB_ARB_REQ_CLR2); | |
3766 | ||
3767 | for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) { | |
3768 | val = REG_RD(bp, BNX2_NVM_SW_ARB); | |
3769 | if (!(val & BNX2_NVM_SW_ARB_ARB_ARB2)) | |
3770 | break; | |
3771 | ||
3772 | udelay(5); | |
3773 | } | |
3774 | ||
3775 | if (j >= NVRAM_TIMEOUT_COUNT) | |
3776 | return -EBUSY; | |
3777 | ||
3778 | return 0; | |
3779 | } | |
3780 | ||
3781 | ||
3782 | static int | |
3783 | bnx2_enable_nvram_write(struct bnx2 *bp) | |
3784 | { | |
3785 | u32 val; | |
3786 | ||
3787 | val = REG_RD(bp, BNX2_MISC_CFG); | |
3788 | REG_WR(bp, BNX2_MISC_CFG, val | BNX2_MISC_CFG_NVM_WR_EN_PCI); | |
3789 | ||
e30372c9 | 3790 | if (bp->flash_info->flags & BNX2_NV_WREN) { |
b6016b76 MC |
3791 | int j; |
3792 | ||
3793 | REG_WR(bp, BNX2_NVM_COMMAND, BNX2_NVM_COMMAND_DONE); | |
3794 | REG_WR(bp, BNX2_NVM_COMMAND, | |
3795 | BNX2_NVM_COMMAND_WREN | BNX2_NVM_COMMAND_DOIT); | |
3796 | ||
3797 | for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) { | |
3798 | udelay(5); | |
3799 | ||
3800 | val = REG_RD(bp, BNX2_NVM_COMMAND); | |
3801 | if (val & BNX2_NVM_COMMAND_DONE) | |
3802 | break; | |
3803 | } | |
3804 | ||
3805 | if (j >= NVRAM_TIMEOUT_COUNT) | |
3806 | return -EBUSY; | |
3807 | } | |
3808 | return 0; | |
3809 | } | |
3810 | ||
3811 | static void | |
3812 | bnx2_disable_nvram_write(struct bnx2 *bp) | |
3813 | { | |
3814 | u32 val; | |
3815 | ||
3816 | val = REG_RD(bp, BNX2_MISC_CFG); | |
3817 | REG_WR(bp, BNX2_MISC_CFG, val & ~BNX2_MISC_CFG_NVM_WR_EN); | |
3818 | } | |
3819 | ||
3820 | ||
3821 | static void | |
3822 | bnx2_enable_nvram_access(struct bnx2 *bp) | |
3823 | { | |
3824 | u32 val; | |
3825 | ||
3826 | val = REG_RD(bp, BNX2_NVM_ACCESS_ENABLE); | |
3827 | /* Enable both bits, even on read. */ | |
6aa20a22 | 3828 | REG_WR(bp, BNX2_NVM_ACCESS_ENABLE, |
b6016b76 MC |
3829 | val | BNX2_NVM_ACCESS_ENABLE_EN | BNX2_NVM_ACCESS_ENABLE_WR_EN); |
3830 | } | |
3831 | ||
3832 | static void | |
3833 | bnx2_disable_nvram_access(struct bnx2 *bp) | |
3834 | { | |
3835 | u32 val; | |
3836 | ||
3837 | val = REG_RD(bp, BNX2_NVM_ACCESS_ENABLE); | |
3838 | /* Disable both bits, even after read. */ | |
6aa20a22 | 3839 | REG_WR(bp, BNX2_NVM_ACCESS_ENABLE, |
b6016b76 MC |
3840 | val & ~(BNX2_NVM_ACCESS_ENABLE_EN | |
3841 | BNX2_NVM_ACCESS_ENABLE_WR_EN)); | |
3842 | } | |
3843 | ||
3844 | static int | |
3845 | bnx2_nvram_erase_page(struct bnx2 *bp, u32 offset) | |
3846 | { | |
3847 | u32 cmd; | |
3848 | int j; | |
3849 | ||
e30372c9 | 3850 | if (bp->flash_info->flags & BNX2_NV_BUFFERED) |
b6016b76 MC |
3851 | /* Buffered flash, no erase needed */ |
3852 | return 0; | |
3853 | ||
3854 | /* Build an erase command */ | |
3855 | cmd = BNX2_NVM_COMMAND_ERASE | BNX2_NVM_COMMAND_WR | | |
3856 | BNX2_NVM_COMMAND_DOIT; | |
3857 | ||
3858 | /* Need to clear DONE bit separately. */ | |
3859 | REG_WR(bp, BNX2_NVM_COMMAND, BNX2_NVM_COMMAND_DONE); | |
3860 | ||
3861 | /* Address of the NVRAM to read from. */ | |
3862 | REG_WR(bp, BNX2_NVM_ADDR, offset & BNX2_NVM_ADDR_NVM_ADDR_VALUE); | |
3863 | ||
3864 | /* Issue an erase command. */ | |
3865 | REG_WR(bp, BNX2_NVM_COMMAND, cmd); | |
3866 | ||
3867 | /* Wait for completion. */ | |
3868 | for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) { | |
3869 | u32 val; | |
3870 | ||
3871 | udelay(5); | |
3872 | ||
3873 | val = REG_RD(bp, BNX2_NVM_COMMAND); | |
3874 | if (val & BNX2_NVM_COMMAND_DONE) | |
3875 | break; | |
3876 | } | |
3877 | ||
3878 | if (j >= NVRAM_TIMEOUT_COUNT) | |
3879 | return -EBUSY; | |
3880 | ||
3881 | return 0; | |
3882 | } | |
3883 | ||
3884 | static int | |
3885 | bnx2_nvram_read_dword(struct bnx2 *bp, u32 offset, u8 *ret_val, u32 cmd_flags) | |
3886 | { | |
3887 | u32 cmd; | |
3888 | int j; | |
3889 | ||
3890 | /* Build the command word. */ | |
3891 | cmd = BNX2_NVM_COMMAND_DOIT | cmd_flags; | |
3892 | ||
e30372c9 MC |
3893 | /* Calculate an offset of a buffered flash, not needed for 5709. */ |
3894 | if (bp->flash_info->flags & BNX2_NV_TRANSLATE) { | |
b6016b76 MC |
3895 | offset = ((offset / bp->flash_info->page_size) << |
3896 | bp->flash_info->page_bits) + | |
3897 | (offset % bp->flash_info->page_size); | |
3898 | } | |
3899 | ||
3900 | /* Need to clear DONE bit separately. */ | |
3901 | REG_WR(bp, BNX2_NVM_COMMAND, BNX2_NVM_COMMAND_DONE); | |
3902 | ||
3903 | /* Address of the NVRAM to read from. */ | |
3904 | REG_WR(bp, BNX2_NVM_ADDR, offset & BNX2_NVM_ADDR_NVM_ADDR_VALUE); | |
3905 | ||
3906 | /* Issue a read command. */ | |
3907 | REG_WR(bp, BNX2_NVM_COMMAND, cmd); | |
3908 | ||
3909 | /* Wait for completion. */ | |
3910 | for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) { | |
3911 | u32 val; | |
3912 | ||
3913 | udelay(5); | |
3914 | ||
3915 | val = REG_RD(bp, BNX2_NVM_COMMAND); | |
3916 | if (val & BNX2_NVM_COMMAND_DONE) { | |
b491edd5 AV |
3917 | __be32 v = cpu_to_be32(REG_RD(bp, BNX2_NVM_READ)); |
3918 | memcpy(ret_val, &v, 4); | |
b6016b76 MC |
3919 | break; |
3920 | } | |
3921 | } | |
3922 | if (j >= NVRAM_TIMEOUT_COUNT) | |
3923 | return -EBUSY; | |
3924 | ||
3925 | return 0; | |
3926 | } | |
3927 | ||
3928 | ||
3929 | static int | |
3930 | bnx2_nvram_write_dword(struct bnx2 *bp, u32 offset, u8 *val, u32 cmd_flags) | |
3931 | { | |
b491edd5 AV |
3932 | u32 cmd; |
3933 | __be32 val32; | |
b6016b76 MC |
3934 | int j; |
3935 | ||
3936 | /* Build the command word. */ | |
3937 | cmd = BNX2_NVM_COMMAND_DOIT | BNX2_NVM_COMMAND_WR | cmd_flags; | |
3938 | ||
e30372c9 MC |
3939 | /* Calculate an offset of a buffered flash, not needed for 5709. */ |
3940 | if (bp->flash_info->flags & BNX2_NV_TRANSLATE) { | |
b6016b76 MC |
3941 | offset = ((offset / bp->flash_info->page_size) << |
3942 | bp->flash_info->page_bits) + | |
3943 | (offset % bp->flash_info->page_size); | |
3944 | } | |
3945 | ||
3946 | /* Need to clear DONE bit separately. */ | |
3947 | REG_WR(bp, BNX2_NVM_COMMAND, BNX2_NVM_COMMAND_DONE); | |
3948 | ||
3949 | memcpy(&val32, val, 4); | |
b6016b76 MC |
3950 | |
3951 | /* Write the data. */ | |
b491edd5 | 3952 | REG_WR(bp, BNX2_NVM_WRITE, be32_to_cpu(val32)); |
b6016b76 MC |
3953 | |
3954 | /* Address of the NVRAM to write to. */ | |
3955 | REG_WR(bp, BNX2_NVM_ADDR, offset & BNX2_NVM_ADDR_NVM_ADDR_VALUE); | |
3956 | ||
3957 | /* Issue the write command. */ | |
3958 | REG_WR(bp, BNX2_NVM_COMMAND, cmd); | |
3959 | ||
3960 | /* Wait for completion. */ | |
3961 | for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) { | |
3962 | udelay(5); | |
3963 | ||
3964 | if (REG_RD(bp, BNX2_NVM_COMMAND) & BNX2_NVM_COMMAND_DONE) | |
3965 | break; | |
3966 | } | |
3967 | if (j >= NVRAM_TIMEOUT_COUNT) | |
3968 | return -EBUSY; | |
3969 | ||
3970 | return 0; | |
3971 | } | |
3972 | ||
3973 | static int | |
3974 | bnx2_init_nvram(struct bnx2 *bp) | |
3975 | { | |
3976 | u32 val; | |
e30372c9 | 3977 | int j, entry_count, rc = 0; |
b6016b76 MC |
3978 | struct flash_spec *flash; |
3979 | ||
e30372c9 MC |
3980 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
3981 | bp->flash_info = &flash_5709; | |
3982 | goto get_flash_size; | |
3983 | } | |
3984 | ||
b6016b76 MC |
3985 | /* Determine the selected interface. */ |
3986 | val = REG_RD(bp, BNX2_NVM_CFG1); | |
3987 | ||
ff8ac609 | 3988 | entry_count = ARRAY_SIZE(flash_table); |
b6016b76 | 3989 | |
b6016b76 MC |
3990 | if (val & 0x40000000) { |
3991 | ||
3992 | /* Flash interface has been reconfigured */ | |
3993 | for (j = 0, flash = &flash_table[0]; j < entry_count; | |
37137709 MC |
3994 | j++, flash++) { |
3995 | if ((val & FLASH_BACKUP_STRAP_MASK) == | |
3996 | (flash->config1 & FLASH_BACKUP_STRAP_MASK)) { | |
b6016b76 MC |
3997 | bp->flash_info = flash; |
3998 | break; | |
3999 | } | |
4000 | } | |
4001 | } | |
4002 | else { | |
37137709 | 4003 | u32 mask; |
b6016b76 MC |
4004 | /* Not yet been reconfigured */ |
4005 | ||
37137709 MC |
4006 | if (val & (1 << 23)) |
4007 | mask = FLASH_BACKUP_STRAP_MASK; | |
4008 | else | |
4009 | mask = FLASH_STRAP_MASK; | |
4010 | ||
b6016b76 MC |
4011 | for (j = 0, flash = &flash_table[0]; j < entry_count; |
4012 | j++, flash++) { | |
4013 | ||
37137709 | 4014 | if ((val & mask) == (flash->strapping & mask)) { |
b6016b76 MC |
4015 | bp->flash_info = flash; |
4016 | ||
4017 | /* Request access to the flash interface. */ | |
4018 | if ((rc = bnx2_acquire_nvram_lock(bp)) != 0) | |
4019 | return rc; | |
4020 | ||
4021 | /* Enable access to flash interface */ | |
4022 | bnx2_enable_nvram_access(bp); | |
4023 | ||
4024 | /* Reconfigure the flash interface */ | |
4025 | REG_WR(bp, BNX2_NVM_CFG1, flash->config1); | |
4026 | REG_WR(bp, BNX2_NVM_CFG2, flash->config2); | |
4027 | REG_WR(bp, BNX2_NVM_CFG3, flash->config3); | |
4028 | REG_WR(bp, BNX2_NVM_WRITE1, flash->write1); | |
4029 | ||
4030 | /* Disable access to flash interface */ | |
4031 | bnx2_disable_nvram_access(bp); | |
4032 | bnx2_release_nvram_lock(bp); | |
4033 | ||
4034 | break; | |
4035 | } | |
4036 | } | |
4037 | } /* if (val & 0x40000000) */ | |
4038 | ||
4039 | if (j == entry_count) { | |
4040 | bp->flash_info = NULL; | |
2f23c523 | 4041 | printk(KERN_ALERT PFX "Unknown flash/EEPROM type.\n"); |
1122db71 | 4042 | return -ENODEV; |
b6016b76 MC |
4043 | } |
4044 | ||
e30372c9 | 4045 | get_flash_size: |
2726d6e1 | 4046 | val = bnx2_shmem_rd(bp, BNX2_SHARED_HW_CFG_CONFIG2); |
1122db71 MC |
4047 | val &= BNX2_SHARED_HW_CFG2_NVM_SIZE_MASK; |
4048 | if (val) | |
4049 | bp->flash_size = val; | |
4050 | else | |
4051 | bp->flash_size = bp->flash_info->total_size; | |
4052 | ||
b6016b76 MC |
4053 | return rc; |
4054 | } | |
4055 | ||
4056 | static int | |
4057 | bnx2_nvram_read(struct bnx2 *bp, u32 offset, u8 *ret_buf, | |
4058 | int buf_size) | |
4059 | { | |
4060 | int rc = 0; | |
4061 | u32 cmd_flags, offset32, len32, extra; | |
4062 | ||
4063 | if (buf_size == 0) | |
4064 | return 0; | |
4065 | ||
4066 | /* Request access to the flash interface. */ | |
4067 | if ((rc = bnx2_acquire_nvram_lock(bp)) != 0) | |
4068 | return rc; | |
4069 | ||
4070 | /* Enable access to flash interface */ | |
4071 | bnx2_enable_nvram_access(bp); | |
4072 | ||
4073 | len32 = buf_size; | |
4074 | offset32 = offset; | |
4075 | extra = 0; | |
4076 | ||
4077 | cmd_flags = 0; | |
4078 | ||
4079 | if (offset32 & 3) { | |
4080 | u8 buf[4]; | |
4081 | u32 pre_len; | |
4082 | ||
4083 | offset32 &= ~3; | |
4084 | pre_len = 4 - (offset & 3); | |
4085 | ||
4086 | if (pre_len >= len32) { | |
4087 | pre_len = len32; | |
4088 | cmd_flags = BNX2_NVM_COMMAND_FIRST | | |
4089 | BNX2_NVM_COMMAND_LAST; | |
4090 | } | |
4091 | else { | |
4092 | cmd_flags = BNX2_NVM_COMMAND_FIRST; | |
4093 | } | |
4094 | ||
4095 | rc = bnx2_nvram_read_dword(bp, offset32, buf, cmd_flags); | |
4096 | ||
4097 | if (rc) | |
4098 | return rc; | |
4099 | ||
4100 | memcpy(ret_buf, buf + (offset & 3), pre_len); | |
4101 | ||
4102 | offset32 += 4; | |
4103 | ret_buf += pre_len; | |
4104 | len32 -= pre_len; | |
4105 | } | |
4106 | if (len32 & 3) { | |
4107 | extra = 4 - (len32 & 3); | |
4108 | len32 = (len32 + 4) & ~3; | |
4109 | } | |
4110 | ||
4111 | if (len32 == 4) { | |
4112 | u8 buf[4]; | |
4113 | ||
4114 | if (cmd_flags) | |
4115 | cmd_flags = BNX2_NVM_COMMAND_LAST; | |
4116 | else | |
4117 | cmd_flags = BNX2_NVM_COMMAND_FIRST | | |
4118 | BNX2_NVM_COMMAND_LAST; | |
4119 | ||
4120 | rc = bnx2_nvram_read_dword(bp, offset32, buf, cmd_flags); | |
4121 | ||
4122 | memcpy(ret_buf, buf, 4 - extra); | |
4123 | } | |
4124 | else if (len32 > 0) { | |
4125 | u8 buf[4]; | |
4126 | ||
4127 | /* Read the first word. */ | |
4128 | if (cmd_flags) | |
4129 | cmd_flags = 0; | |
4130 | else | |
4131 | cmd_flags = BNX2_NVM_COMMAND_FIRST; | |
4132 | ||
4133 | rc = bnx2_nvram_read_dword(bp, offset32, ret_buf, cmd_flags); | |
4134 | ||
4135 | /* Advance to the next dword. */ | |
4136 | offset32 += 4; | |
4137 | ret_buf += 4; | |
4138 | len32 -= 4; | |
4139 | ||
4140 | while (len32 > 4 && rc == 0) { | |
4141 | rc = bnx2_nvram_read_dword(bp, offset32, ret_buf, 0); | |
4142 | ||
4143 | /* Advance to the next dword. */ | |
4144 | offset32 += 4; | |
4145 | ret_buf += 4; | |
4146 | len32 -= 4; | |
4147 | } | |
4148 | ||
4149 | if (rc) | |
4150 | return rc; | |
4151 | ||
4152 | cmd_flags = BNX2_NVM_COMMAND_LAST; | |
4153 | rc = bnx2_nvram_read_dword(bp, offset32, buf, cmd_flags); | |
4154 | ||
4155 | memcpy(ret_buf, buf, 4 - extra); | |
4156 | } | |
4157 | ||
4158 | /* Disable access to flash interface */ | |
4159 | bnx2_disable_nvram_access(bp); | |
4160 | ||
4161 | bnx2_release_nvram_lock(bp); | |
4162 | ||
4163 | return rc; | |
4164 | } | |
4165 | ||
4166 | static int | |
4167 | bnx2_nvram_write(struct bnx2 *bp, u32 offset, u8 *data_buf, | |
4168 | int buf_size) | |
4169 | { | |
4170 | u32 written, offset32, len32; | |
e6be763f | 4171 | u8 *buf, start[4], end[4], *align_buf = NULL, *flash_buffer = NULL; |
b6016b76 MC |
4172 | int rc = 0; |
4173 | int align_start, align_end; | |
4174 | ||
4175 | buf = data_buf; | |
4176 | offset32 = offset; | |
4177 | len32 = buf_size; | |
4178 | align_start = align_end = 0; | |
4179 | ||
4180 | if ((align_start = (offset32 & 3))) { | |
4181 | offset32 &= ~3; | |
c873879c MC |
4182 | len32 += align_start; |
4183 | if (len32 < 4) | |
4184 | len32 = 4; | |
b6016b76 MC |
4185 | if ((rc = bnx2_nvram_read(bp, offset32, start, 4))) |
4186 | return rc; | |
4187 | } | |
4188 | ||
4189 | if (len32 & 3) { | |
c873879c MC |
4190 | align_end = 4 - (len32 & 3); |
4191 | len32 += align_end; | |
4192 | if ((rc = bnx2_nvram_read(bp, offset32 + len32 - 4, end, 4))) | |
4193 | return rc; | |
b6016b76 MC |
4194 | } |
4195 | ||
4196 | if (align_start || align_end) { | |
e6be763f MC |
4197 | align_buf = kmalloc(len32, GFP_KERNEL); |
4198 | if (align_buf == NULL) | |
b6016b76 MC |
4199 | return -ENOMEM; |
4200 | if (align_start) { | |
e6be763f | 4201 | memcpy(align_buf, start, 4); |
b6016b76 MC |
4202 | } |
4203 | if (align_end) { | |
e6be763f | 4204 | memcpy(align_buf + len32 - 4, end, 4); |
b6016b76 | 4205 | } |
e6be763f MC |
4206 | memcpy(align_buf + align_start, data_buf, buf_size); |
4207 | buf = align_buf; | |
b6016b76 MC |
4208 | } |
4209 | ||
e30372c9 | 4210 | if (!(bp->flash_info->flags & BNX2_NV_BUFFERED)) { |
ae181bc4 MC |
4211 | flash_buffer = kmalloc(264, GFP_KERNEL); |
4212 | if (flash_buffer == NULL) { | |
4213 | rc = -ENOMEM; | |
4214 | goto nvram_write_end; | |
4215 | } | |
4216 | } | |
4217 | ||
b6016b76 MC |
4218 | written = 0; |
4219 | while ((written < len32) && (rc == 0)) { | |
4220 | u32 page_start, page_end, data_start, data_end; | |
4221 | u32 addr, cmd_flags; | |
4222 | int i; | |
b6016b76 MC |
4223 | |
4224 | /* Find the page_start addr */ | |
4225 | page_start = offset32 + written; | |
4226 | page_start -= (page_start % bp->flash_info->page_size); | |
4227 | /* Find the page_end addr */ | |
4228 | page_end = page_start + bp->flash_info->page_size; | |
4229 | /* Find the data_start addr */ | |
4230 | data_start = (written == 0) ? offset32 : page_start; | |
4231 | /* Find the data_end addr */ | |
6aa20a22 | 4232 | data_end = (page_end > offset32 + len32) ? |
b6016b76 MC |
4233 | (offset32 + len32) : page_end; |
4234 | ||
4235 | /* Request access to the flash interface. */ | |
4236 | if ((rc = bnx2_acquire_nvram_lock(bp)) != 0) | |
4237 | goto nvram_write_end; | |
4238 | ||
4239 | /* Enable access to flash interface */ | |
4240 | bnx2_enable_nvram_access(bp); | |
4241 | ||
4242 | cmd_flags = BNX2_NVM_COMMAND_FIRST; | |
e30372c9 | 4243 | if (!(bp->flash_info->flags & BNX2_NV_BUFFERED)) { |
b6016b76 MC |
4244 | int j; |
4245 | ||
4246 | /* Read the whole page into the buffer | |
4247 | * (non-buffer flash only) */ | |
4248 | for (j = 0; j < bp->flash_info->page_size; j += 4) { | |
4249 | if (j == (bp->flash_info->page_size - 4)) { | |
4250 | cmd_flags |= BNX2_NVM_COMMAND_LAST; | |
4251 | } | |
4252 | rc = bnx2_nvram_read_dword(bp, | |
6aa20a22 JG |
4253 | page_start + j, |
4254 | &flash_buffer[j], | |
b6016b76 MC |
4255 | cmd_flags); |
4256 | ||
4257 | if (rc) | |
4258 | goto nvram_write_end; | |
4259 | ||
4260 | cmd_flags = 0; | |
4261 | } | |
4262 | } | |
4263 | ||
4264 | /* Enable writes to flash interface (unlock write-protect) */ | |
4265 | if ((rc = bnx2_enable_nvram_write(bp)) != 0) | |
4266 | goto nvram_write_end; | |
4267 | ||
b6016b76 MC |
4268 | /* Loop to write back the buffer data from page_start to |
4269 | * data_start */ | |
4270 | i = 0; | |
e30372c9 | 4271 | if (!(bp->flash_info->flags & BNX2_NV_BUFFERED)) { |
c873879c MC |
4272 | /* Erase the page */ |
4273 | if ((rc = bnx2_nvram_erase_page(bp, page_start)) != 0) | |
4274 | goto nvram_write_end; | |
4275 | ||
4276 | /* Re-enable the write again for the actual write */ | |
4277 | bnx2_enable_nvram_write(bp); | |
4278 | ||
b6016b76 MC |
4279 | for (addr = page_start; addr < data_start; |
4280 | addr += 4, i += 4) { | |
6aa20a22 | 4281 | |
b6016b76 MC |
4282 | rc = bnx2_nvram_write_dword(bp, addr, |
4283 | &flash_buffer[i], cmd_flags); | |
4284 | ||
4285 | if (rc != 0) | |
4286 | goto nvram_write_end; | |
4287 | ||
4288 | cmd_flags = 0; | |
4289 | } | |
4290 | } | |
4291 | ||
4292 | /* Loop to write the new data from data_start to data_end */ | |
bae25761 | 4293 | for (addr = data_start; addr < data_end; addr += 4, i += 4) { |
b6016b76 | 4294 | if ((addr == page_end - 4) || |
e30372c9 | 4295 | ((bp->flash_info->flags & BNX2_NV_BUFFERED) && |
b6016b76 MC |
4296 | (addr == data_end - 4))) { |
4297 | ||
4298 | cmd_flags |= BNX2_NVM_COMMAND_LAST; | |
4299 | } | |
4300 | rc = bnx2_nvram_write_dword(bp, addr, buf, | |
4301 | cmd_flags); | |
4302 | ||
4303 | if (rc != 0) | |
4304 | goto nvram_write_end; | |
4305 | ||
4306 | cmd_flags = 0; | |
4307 | buf += 4; | |
4308 | } | |
4309 | ||
4310 | /* Loop to write back the buffer data from data_end | |
4311 | * to page_end */ | |
e30372c9 | 4312 | if (!(bp->flash_info->flags & BNX2_NV_BUFFERED)) { |
b6016b76 MC |
4313 | for (addr = data_end; addr < page_end; |
4314 | addr += 4, i += 4) { | |
6aa20a22 | 4315 | |
b6016b76 MC |
4316 | if (addr == page_end-4) { |
4317 | cmd_flags = BNX2_NVM_COMMAND_LAST; | |
4318 | } | |
4319 | rc = bnx2_nvram_write_dword(bp, addr, | |
4320 | &flash_buffer[i], cmd_flags); | |
4321 | ||
4322 | if (rc != 0) | |
4323 | goto nvram_write_end; | |
4324 | ||
4325 | cmd_flags = 0; | |
4326 | } | |
4327 | } | |
4328 | ||
4329 | /* Disable writes to flash interface (lock write-protect) */ | |
4330 | bnx2_disable_nvram_write(bp); | |
4331 | ||
4332 | /* Disable access to flash interface */ | |
4333 | bnx2_disable_nvram_access(bp); | |
4334 | bnx2_release_nvram_lock(bp); | |
4335 | ||
4336 | /* Increment written */ | |
4337 | written += data_end - data_start; | |
4338 | } | |
4339 | ||
4340 | nvram_write_end: | |
e6be763f MC |
4341 | kfree(flash_buffer); |
4342 | kfree(align_buf); | |
b6016b76 MC |
4343 | return rc; |
4344 | } | |
4345 | ||
0d8a6571 | 4346 | static void |
7c62e83b | 4347 | bnx2_init_fw_cap(struct bnx2 *bp) |
0d8a6571 | 4348 | { |
7c62e83b | 4349 | u32 val, sig = 0; |
0d8a6571 | 4350 | |
583c28e5 | 4351 | bp->phy_flags &= ~BNX2_PHY_FLAG_REMOTE_PHY_CAP; |
7c62e83b MC |
4352 | bp->flags &= ~BNX2_FLAG_CAN_KEEP_VLAN; |
4353 | ||
4354 | if (!(bp->flags & BNX2_FLAG_ASF_ENABLE)) | |
4355 | bp->flags |= BNX2_FLAG_CAN_KEEP_VLAN; | |
0d8a6571 | 4356 | |
2726d6e1 | 4357 | val = bnx2_shmem_rd(bp, BNX2_FW_CAP_MB); |
0d8a6571 MC |
4358 | if ((val & BNX2_FW_CAP_SIGNATURE_MASK) != BNX2_FW_CAP_SIGNATURE) |
4359 | return; | |
4360 | ||
7c62e83b MC |
4361 | if ((val & BNX2_FW_CAP_CAN_KEEP_VLAN) == BNX2_FW_CAP_CAN_KEEP_VLAN) { |
4362 | bp->flags |= BNX2_FLAG_CAN_KEEP_VLAN; | |
4363 | sig |= BNX2_DRV_ACK_CAP_SIGNATURE | BNX2_FW_CAP_CAN_KEEP_VLAN; | |
4364 | } | |
4365 | ||
4366 | if ((bp->phy_flags & BNX2_PHY_FLAG_SERDES) && | |
4367 | (val & BNX2_FW_CAP_REMOTE_PHY_CAPABLE)) { | |
4368 | u32 link; | |
4369 | ||
583c28e5 | 4370 | bp->phy_flags |= BNX2_PHY_FLAG_REMOTE_PHY_CAP; |
0d8a6571 | 4371 | |
7c62e83b MC |
4372 | link = bnx2_shmem_rd(bp, BNX2_LINK_STATUS); |
4373 | if (link & BNX2_LINK_STATUS_SERDES_LINK) | |
0d8a6571 MC |
4374 | bp->phy_port = PORT_FIBRE; |
4375 | else | |
4376 | bp->phy_port = PORT_TP; | |
489310a4 | 4377 | |
7c62e83b MC |
4378 | sig |= BNX2_DRV_ACK_CAP_SIGNATURE | |
4379 | BNX2_FW_CAP_REMOTE_PHY_CAPABLE; | |
0d8a6571 | 4380 | } |
7c62e83b MC |
4381 | |
4382 | if (netif_running(bp->dev) && sig) | |
4383 | bnx2_shmem_wr(bp, BNX2_DRV_ACK_CAP_MB, sig); | |
0d8a6571 MC |
4384 | } |
4385 | ||
b4b36042 MC |
4386 | static void |
4387 | bnx2_setup_msix_tbl(struct bnx2 *bp) | |
4388 | { | |
4389 | REG_WR(bp, BNX2_PCI_GRC_WINDOW_ADDR, BNX2_PCI_GRC_WINDOW_ADDR_SEP_WIN); | |
4390 | ||
4391 | REG_WR(bp, BNX2_PCI_GRC_WINDOW2_ADDR, BNX2_MSIX_TABLE_ADDR); | |
4392 | REG_WR(bp, BNX2_PCI_GRC_WINDOW3_ADDR, BNX2_MSIX_PBA_ADDR); | |
4393 | } | |
4394 | ||
b6016b76 MC |
4395 | static int |
4396 | bnx2_reset_chip(struct bnx2 *bp, u32 reset_code) | |
4397 | { | |
4398 | u32 val; | |
4399 | int i, rc = 0; | |
489310a4 | 4400 | u8 old_port; |
b6016b76 MC |
4401 | |
4402 | /* Wait for the current PCI transaction to complete before | |
4403 | * issuing a reset. */ | |
4404 | REG_WR(bp, BNX2_MISC_ENABLE_CLR_BITS, | |
4405 | BNX2_MISC_ENABLE_CLR_BITS_TX_DMA_ENABLE | | |
4406 | BNX2_MISC_ENABLE_CLR_BITS_DMA_ENGINE_ENABLE | | |
4407 | BNX2_MISC_ENABLE_CLR_BITS_RX_DMA_ENABLE | | |
4408 | BNX2_MISC_ENABLE_CLR_BITS_HOST_COALESCE_ENABLE); | |
4409 | val = REG_RD(bp, BNX2_MISC_ENABLE_CLR_BITS); | |
4410 | udelay(5); | |
4411 | ||
b090ae2b | 4412 | /* Wait for the firmware to tell us it is ok to issue a reset. */ |
a2f13890 | 4413 | bnx2_fw_sync(bp, BNX2_DRV_MSG_DATA_WAIT0 | reset_code, 1, 1); |
b090ae2b | 4414 | |
b6016b76 MC |
4415 | /* Deposit a driver reset signature so the firmware knows that |
4416 | * this is a soft reset. */ | |
2726d6e1 MC |
4417 | bnx2_shmem_wr(bp, BNX2_DRV_RESET_SIGNATURE, |
4418 | BNX2_DRV_RESET_SIGNATURE_MAGIC); | |
b6016b76 | 4419 | |
b6016b76 MC |
4420 | /* Do a dummy read to force the chip to complete all current transaction |
4421 | * before we issue a reset. */ | |
4422 | val = REG_RD(bp, BNX2_MISC_ID); | |
4423 | ||
234754d5 MC |
4424 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
4425 | REG_WR(bp, BNX2_MISC_COMMAND, BNX2_MISC_COMMAND_SW_RESET); | |
4426 | REG_RD(bp, BNX2_MISC_COMMAND); | |
4427 | udelay(5); | |
b6016b76 | 4428 | |
234754d5 MC |
4429 | val = BNX2_PCICFG_MISC_CONFIG_REG_WINDOW_ENA | |
4430 | BNX2_PCICFG_MISC_CONFIG_TARGET_MB_WORD_SWAP; | |
b6016b76 | 4431 | |
234754d5 | 4432 | pci_write_config_dword(bp->pdev, BNX2_PCICFG_MISC_CONFIG, val); |
b6016b76 | 4433 | |
234754d5 MC |
4434 | } else { |
4435 | val = BNX2_PCICFG_MISC_CONFIG_CORE_RST_REQ | | |
4436 | BNX2_PCICFG_MISC_CONFIG_REG_WINDOW_ENA | | |
4437 | BNX2_PCICFG_MISC_CONFIG_TARGET_MB_WORD_SWAP; | |
4438 | ||
4439 | /* Chip reset. */ | |
4440 | REG_WR(bp, BNX2_PCICFG_MISC_CONFIG, val); | |
4441 | ||
594a9dfa MC |
4442 | /* Reading back any register after chip reset will hang the |
4443 | * bus on 5706 A0 and A1. The msleep below provides plenty | |
4444 | * of margin for write posting. | |
4445 | */ | |
234754d5 | 4446 | if ((CHIP_ID(bp) == CHIP_ID_5706_A0) || |
8e545881 AV |
4447 | (CHIP_ID(bp) == CHIP_ID_5706_A1)) |
4448 | msleep(20); | |
b6016b76 | 4449 | |
234754d5 MC |
4450 | /* Reset takes approximate 30 usec */ |
4451 | for (i = 0; i < 10; i++) { | |
4452 | val = REG_RD(bp, BNX2_PCICFG_MISC_CONFIG); | |
4453 | if ((val & (BNX2_PCICFG_MISC_CONFIG_CORE_RST_REQ | | |
4454 | BNX2_PCICFG_MISC_CONFIG_CORE_RST_BSY)) == 0) | |
4455 | break; | |
4456 | udelay(10); | |
4457 | } | |
4458 | ||
4459 | if (val & (BNX2_PCICFG_MISC_CONFIG_CORE_RST_REQ | | |
4460 | BNX2_PCICFG_MISC_CONFIG_CORE_RST_BSY)) { | |
4461 | printk(KERN_ERR PFX "Chip reset did not complete\n"); | |
4462 | return -EBUSY; | |
4463 | } | |
b6016b76 MC |
4464 | } |
4465 | ||
4466 | /* Make sure byte swapping is properly configured. */ | |
4467 | val = REG_RD(bp, BNX2_PCI_SWAP_DIAG0); | |
4468 | if (val != 0x01020304) { | |
4469 | printk(KERN_ERR PFX "Chip not in correct endian mode\n"); | |
4470 | return -ENODEV; | |
4471 | } | |
4472 | ||
b6016b76 | 4473 | /* Wait for the firmware to finish its initialization. */ |
a2f13890 | 4474 | rc = bnx2_fw_sync(bp, BNX2_DRV_MSG_DATA_WAIT1 | reset_code, 1, 0); |
b090ae2b MC |
4475 | if (rc) |
4476 | return rc; | |
b6016b76 | 4477 | |
0d8a6571 | 4478 | spin_lock_bh(&bp->phy_lock); |
489310a4 | 4479 | old_port = bp->phy_port; |
7c62e83b | 4480 | bnx2_init_fw_cap(bp); |
583c28e5 MC |
4481 | if ((bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) && |
4482 | old_port != bp->phy_port) | |
0d8a6571 MC |
4483 | bnx2_set_default_remote_link(bp); |
4484 | spin_unlock_bh(&bp->phy_lock); | |
4485 | ||
b6016b76 MC |
4486 | if (CHIP_ID(bp) == CHIP_ID_5706_A0) { |
4487 | /* Adjust the voltage regular to two steps lower. The default | |
4488 | * of this register is 0x0000000e. */ | |
4489 | REG_WR(bp, BNX2_MISC_VREG_CONTROL, 0x000000fa); | |
4490 | ||
4491 | /* Remove bad rbuf memory from the free pool. */ | |
4492 | rc = bnx2_alloc_bad_rbuf(bp); | |
4493 | } | |
4494 | ||
f86e82fb | 4495 | if (bp->flags & BNX2_FLAG_USING_MSIX) |
b4b36042 MC |
4496 | bnx2_setup_msix_tbl(bp); |
4497 | ||
b6016b76 MC |
4498 | return rc; |
4499 | } | |
4500 | ||
4501 | static int | |
4502 | bnx2_init_chip(struct bnx2 *bp) | |
4503 | { | |
d8026d93 | 4504 | u32 val, mtu; |
b4b36042 | 4505 | int rc, i; |
b6016b76 MC |
4506 | |
4507 | /* Make sure the interrupt is not active. */ | |
4508 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, BNX2_PCICFG_INT_ACK_CMD_MASK_INT); | |
4509 | ||
4510 | val = BNX2_DMA_CONFIG_DATA_BYTE_SWAP | | |
4511 | BNX2_DMA_CONFIG_DATA_WORD_SWAP | | |
4512 | #ifdef __BIG_ENDIAN | |
6aa20a22 | 4513 | BNX2_DMA_CONFIG_CNTL_BYTE_SWAP | |
b6016b76 | 4514 | #endif |
6aa20a22 | 4515 | BNX2_DMA_CONFIG_CNTL_WORD_SWAP | |
b6016b76 MC |
4516 | DMA_READ_CHANS << 12 | |
4517 | DMA_WRITE_CHANS << 16; | |
4518 | ||
4519 | val |= (0x2 << 20) | (1 << 11); | |
4520 | ||
f86e82fb | 4521 | if ((bp->flags & BNX2_FLAG_PCIX) && (bp->bus_speed_mhz == 133)) |
b6016b76 MC |
4522 | val |= (1 << 23); |
4523 | ||
4524 | if ((CHIP_NUM(bp) == CHIP_NUM_5706) && | |
f86e82fb | 4525 | (CHIP_ID(bp) != CHIP_ID_5706_A0) && !(bp->flags & BNX2_FLAG_PCIX)) |
b6016b76 MC |
4526 | val |= BNX2_DMA_CONFIG_CNTL_PING_PONG_DMA; |
4527 | ||
4528 | REG_WR(bp, BNX2_DMA_CONFIG, val); | |
4529 | ||
4530 | if (CHIP_ID(bp) == CHIP_ID_5706_A0) { | |
4531 | val = REG_RD(bp, BNX2_TDMA_CONFIG); | |
4532 | val |= BNX2_TDMA_CONFIG_ONE_DMA; | |
4533 | REG_WR(bp, BNX2_TDMA_CONFIG, val); | |
4534 | } | |
4535 | ||
f86e82fb | 4536 | if (bp->flags & BNX2_FLAG_PCIX) { |
b6016b76 MC |
4537 | u16 val16; |
4538 | ||
4539 | pci_read_config_word(bp->pdev, bp->pcix_cap + PCI_X_CMD, | |
4540 | &val16); | |
4541 | pci_write_config_word(bp->pdev, bp->pcix_cap + PCI_X_CMD, | |
4542 | val16 & ~PCI_X_CMD_ERO); | |
4543 | } | |
4544 | ||
4545 | REG_WR(bp, BNX2_MISC_ENABLE_SET_BITS, | |
4546 | BNX2_MISC_ENABLE_SET_BITS_HOST_COALESCE_ENABLE | | |
4547 | BNX2_MISC_ENABLE_STATUS_BITS_RX_V2P_ENABLE | | |
4548 | BNX2_MISC_ENABLE_STATUS_BITS_CONTEXT_ENABLE); | |
4549 | ||
4550 | /* Initialize context mapping and zero out the quick contexts. The | |
4551 | * context block must have already been enabled. */ | |
641bdcd5 MC |
4552 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
4553 | rc = bnx2_init_5709_context(bp); | |
4554 | if (rc) | |
4555 | return rc; | |
4556 | } else | |
59b47d8a | 4557 | bnx2_init_context(bp); |
b6016b76 | 4558 | |
fba9fe91 MC |
4559 | if ((rc = bnx2_init_cpus(bp)) != 0) |
4560 | return rc; | |
4561 | ||
b6016b76 MC |
4562 | bnx2_init_nvram(bp); |
4563 | ||
5fcaed01 | 4564 | bnx2_set_mac_addr(bp, bp->dev->dev_addr, 0); |
b6016b76 MC |
4565 | |
4566 | val = REG_RD(bp, BNX2_MQ_CONFIG); | |
4567 | val &= ~BNX2_MQ_CONFIG_KNL_BYP_BLK_SIZE; | |
4568 | val |= BNX2_MQ_CONFIG_KNL_BYP_BLK_SIZE_256; | |
68c9f75a MC |
4569 | if (CHIP_ID(bp) == CHIP_ID_5709_A0 || CHIP_ID(bp) == CHIP_ID_5709_A1) |
4570 | val |= BNX2_MQ_CONFIG_HALT_DIS; | |
4571 | ||
b6016b76 MC |
4572 | REG_WR(bp, BNX2_MQ_CONFIG, val); |
4573 | ||
4574 | val = 0x10000 + (MAX_CID_CNT * MB_KERNEL_CTX_SIZE); | |
4575 | REG_WR(bp, BNX2_MQ_KNL_BYP_WIND_START, val); | |
4576 | REG_WR(bp, BNX2_MQ_KNL_WIND_END, val); | |
4577 | ||
4578 | val = (BCM_PAGE_BITS - 8) << 24; | |
4579 | REG_WR(bp, BNX2_RV2P_CONFIG, val); | |
4580 | ||
4581 | /* Configure page size. */ | |
4582 | val = REG_RD(bp, BNX2_TBDR_CONFIG); | |
4583 | val &= ~BNX2_TBDR_CONFIG_PAGE_SIZE; | |
4584 | val |= (BCM_PAGE_BITS - 8) << 24 | 0x40; | |
4585 | REG_WR(bp, BNX2_TBDR_CONFIG, val); | |
4586 | ||
4587 | val = bp->mac_addr[0] + | |
4588 | (bp->mac_addr[1] << 8) + | |
4589 | (bp->mac_addr[2] << 16) + | |
4590 | bp->mac_addr[3] + | |
4591 | (bp->mac_addr[4] << 8) + | |
4592 | (bp->mac_addr[5] << 16); | |
4593 | REG_WR(bp, BNX2_EMAC_BACKOFF_SEED, val); | |
4594 | ||
4595 | /* Program the MTU. Also include 4 bytes for CRC32. */ | |
d8026d93 MC |
4596 | mtu = bp->dev->mtu; |
4597 | val = mtu + ETH_HLEN + ETH_FCS_LEN; | |
b6016b76 MC |
4598 | if (val > (MAX_ETHERNET_PACKET_SIZE + 4)) |
4599 | val |= BNX2_EMAC_RX_MTU_SIZE_JUMBO_ENA; | |
4600 | REG_WR(bp, BNX2_EMAC_RX_MTU_SIZE, val); | |
4601 | ||
d8026d93 MC |
4602 | if (mtu < 1500) |
4603 | mtu = 1500; | |
4604 | ||
4605 | bnx2_reg_wr_ind(bp, BNX2_RBUF_CONFIG, BNX2_RBUF_CONFIG_VAL(mtu)); | |
4606 | bnx2_reg_wr_ind(bp, BNX2_RBUF_CONFIG2, BNX2_RBUF_CONFIG2_VAL(mtu)); | |
4607 | bnx2_reg_wr_ind(bp, BNX2_RBUF_CONFIG3, BNX2_RBUF_CONFIG3_VAL(mtu)); | |
4608 | ||
b4b36042 MC |
4609 | for (i = 0; i < BNX2_MAX_MSIX_VEC; i++) |
4610 | bp->bnx2_napi[i].last_status_idx = 0; | |
4611 | ||
efba0180 MC |
4612 | bp->idle_chk_status_idx = 0xffff; |
4613 | ||
b6016b76 MC |
4614 | bp->rx_mode = BNX2_EMAC_RX_MODE_SORT_MODE; |
4615 | ||
4616 | /* Set up how to generate a link change interrupt. */ | |
4617 | REG_WR(bp, BNX2_EMAC_ATTENTION_ENA, BNX2_EMAC_ATTENTION_ENA_LINK); | |
4618 | ||
4619 | REG_WR(bp, BNX2_HC_STATUS_ADDR_L, | |
4620 | (u64) bp->status_blk_mapping & 0xffffffff); | |
4621 | REG_WR(bp, BNX2_HC_STATUS_ADDR_H, (u64) bp->status_blk_mapping >> 32); | |
4622 | ||
4623 | REG_WR(bp, BNX2_HC_STATISTICS_ADDR_L, | |
4624 | (u64) bp->stats_blk_mapping & 0xffffffff); | |
4625 | REG_WR(bp, BNX2_HC_STATISTICS_ADDR_H, | |
4626 | (u64) bp->stats_blk_mapping >> 32); | |
4627 | ||
6aa20a22 | 4628 | REG_WR(bp, BNX2_HC_TX_QUICK_CONS_TRIP, |
b6016b76 MC |
4629 | (bp->tx_quick_cons_trip_int << 16) | bp->tx_quick_cons_trip); |
4630 | ||
4631 | REG_WR(bp, BNX2_HC_RX_QUICK_CONS_TRIP, | |
4632 | (bp->rx_quick_cons_trip_int << 16) | bp->rx_quick_cons_trip); | |
4633 | ||
4634 | REG_WR(bp, BNX2_HC_COMP_PROD_TRIP, | |
4635 | (bp->comp_prod_trip_int << 16) | bp->comp_prod_trip); | |
4636 | ||
4637 | REG_WR(bp, BNX2_HC_TX_TICKS, (bp->tx_ticks_int << 16) | bp->tx_ticks); | |
4638 | ||
4639 | REG_WR(bp, BNX2_HC_RX_TICKS, (bp->rx_ticks_int << 16) | bp->rx_ticks); | |
4640 | ||
4641 | REG_WR(bp, BNX2_HC_COM_TICKS, | |
4642 | (bp->com_ticks_int << 16) | bp->com_ticks); | |
4643 | ||
4644 | REG_WR(bp, BNX2_HC_CMD_TICKS, | |
4645 | (bp->cmd_ticks_int << 16) | bp->cmd_ticks); | |
4646 | ||
02537b06 MC |
4647 | if (CHIP_NUM(bp) == CHIP_NUM_5708) |
4648 | REG_WR(bp, BNX2_HC_STATS_TICKS, 0); | |
4649 | else | |
7ea6920e | 4650 | REG_WR(bp, BNX2_HC_STATS_TICKS, bp->stats_ticks); |
b6016b76 MC |
4651 | REG_WR(bp, BNX2_HC_STAT_COLLECT_TICKS, 0xbb8); /* 3ms */ |
4652 | ||
4653 | if (CHIP_ID(bp) == CHIP_ID_5706_A1) | |
8e6a72c4 | 4654 | val = BNX2_HC_CONFIG_COLLECT_STATS; |
b6016b76 | 4655 | else { |
8e6a72c4 MC |
4656 | val = BNX2_HC_CONFIG_RX_TMR_MODE | BNX2_HC_CONFIG_TX_TMR_MODE | |
4657 | BNX2_HC_CONFIG_COLLECT_STATS; | |
b6016b76 MC |
4658 | } |
4659 | ||
5e9ad9e1 | 4660 | if (bp->irq_nvecs > 1) { |
c76c0475 MC |
4661 | REG_WR(bp, BNX2_HC_MSIX_BIT_VECTOR, |
4662 | BNX2_HC_MSIX_BIT_VECTOR_VAL); | |
4663 | ||
5e9ad9e1 MC |
4664 | val |= BNX2_HC_CONFIG_SB_ADDR_INC_128B; |
4665 | } | |
4666 | ||
4667 | if (bp->flags & BNX2_FLAG_ONE_SHOT_MSI) | |
4668 | val |= BNX2_HC_CONFIG_ONE_SHOT; | |
4669 | ||
4670 | REG_WR(bp, BNX2_HC_CONFIG, val); | |
4671 | ||
4672 | for (i = 1; i < bp->irq_nvecs; i++) { | |
4673 | u32 base = ((i - 1) * BNX2_HC_SB_CONFIG_SIZE) + | |
4674 | BNX2_HC_SB_CONFIG_1; | |
4675 | ||
6f743ca0 | 4676 | REG_WR(bp, base, |
c76c0475 | 4677 | BNX2_HC_SB_CONFIG_1_TX_TMR_MODE | |
5e9ad9e1 | 4678 | BNX2_HC_SB_CONFIG_1_RX_TMR_MODE | |
c76c0475 MC |
4679 | BNX2_HC_SB_CONFIG_1_ONE_SHOT); |
4680 | ||
6f743ca0 | 4681 | REG_WR(bp, base + BNX2_HC_TX_QUICK_CONS_TRIP_OFF, |
c76c0475 MC |
4682 | (bp->tx_quick_cons_trip_int << 16) | |
4683 | bp->tx_quick_cons_trip); | |
4684 | ||
6f743ca0 | 4685 | REG_WR(bp, base + BNX2_HC_TX_TICKS_OFF, |
c76c0475 MC |
4686 | (bp->tx_ticks_int << 16) | bp->tx_ticks); |
4687 | ||
5e9ad9e1 MC |
4688 | REG_WR(bp, base + BNX2_HC_RX_QUICK_CONS_TRIP_OFF, |
4689 | (bp->rx_quick_cons_trip_int << 16) | | |
4690 | bp->rx_quick_cons_trip); | |
8e6a72c4 | 4691 | |
5e9ad9e1 MC |
4692 | REG_WR(bp, base + BNX2_HC_RX_TICKS_OFF, |
4693 | (bp->rx_ticks_int << 16) | bp->rx_ticks); | |
4694 | } | |
8e6a72c4 | 4695 | |
b6016b76 MC |
4696 | /* Clear internal stats counters. */ |
4697 | REG_WR(bp, BNX2_HC_COMMAND, BNX2_HC_COMMAND_CLR_STAT_NOW); | |
4698 | ||
da3e4fbe | 4699 | REG_WR(bp, BNX2_HC_ATTN_BITS_ENABLE, STATUS_ATTN_EVENTS); |
b6016b76 MC |
4700 | |
4701 | /* Initialize the receive filter. */ | |
4702 | bnx2_set_rx_mode(bp->dev); | |
4703 | ||
0aa38df7 MC |
4704 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
4705 | val = REG_RD(bp, BNX2_MISC_NEW_CORE_CTL); | |
4706 | val |= BNX2_MISC_NEW_CORE_CTL_DMA_ENABLE; | |
4707 | REG_WR(bp, BNX2_MISC_NEW_CORE_CTL, val); | |
4708 | } | |
b090ae2b | 4709 | rc = bnx2_fw_sync(bp, BNX2_DRV_MSG_DATA_WAIT2 | BNX2_DRV_MSG_CODE_RESET, |
a2f13890 | 4710 | 1, 0); |
b6016b76 | 4711 | |
df149d70 | 4712 | REG_WR(bp, BNX2_MISC_ENABLE_SET_BITS, BNX2_MISC_ENABLE_DEFAULT); |
b6016b76 MC |
4713 | REG_RD(bp, BNX2_MISC_ENABLE_SET_BITS); |
4714 | ||
4715 | udelay(20); | |
4716 | ||
bf5295bb MC |
4717 | bp->hc_cmd = REG_RD(bp, BNX2_HC_COMMAND); |
4718 | ||
b090ae2b | 4719 | return rc; |
b6016b76 MC |
4720 | } |
4721 | ||
c76c0475 MC |
4722 | static void |
4723 | bnx2_clear_ring_states(struct bnx2 *bp) | |
4724 | { | |
4725 | struct bnx2_napi *bnapi; | |
35e9010b | 4726 | struct bnx2_tx_ring_info *txr; |
bb4f98ab | 4727 | struct bnx2_rx_ring_info *rxr; |
c76c0475 MC |
4728 | int i; |
4729 | ||
4730 | for (i = 0; i < BNX2_MAX_MSIX_VEC; i++) { | |
4731 | bnapi = &bp->bnx2_napi[i]; | |
35e9010b | 4732 | txr = &bnapi->tx_ring; |
bb4f98ab | 4733 | rxr = &bnapi->rx_ring; |
c76c0475 | 4734 | |
35e9010b MC |
4735 | txr->tx_cons = 0; |
4736 | txr->hw_tx_cons = 0; | |
bb4f98ab MC |
4737 | rxr->rx_prod_bseq = 0; |
4738 | rxr->rx_prod = 0; | |
4739 | rxr->rx_cons = 0; | |
4740 | rxr->rx_pg_prod = 0; | |
4741 | rxr->rx_pg_cons = 0; | |
c76c0475 MC |
4742 | } |
4743 | } | |
4744 | ||
59b47d8a | 4745 | static void |
35e9010b | 4746 | bnx2_init_tx_context(struct bnx2 *bp, u32 cid, struct bnx2_tx_ring_info *txr) |
59b47d8a MC |
4747 | { |
4748 | u32 val, offset0, offset1, offset2, offset3; | |
62a8313c | 4749 | u32 cid_addr = GET_CID_ADDR(cid); |
59b47d8a MC |
4750 | |
4751 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { | |
4752 | offset0 = BNX2_L2CTX_TYPE_XI; | |
4753 | offset1 = BNX2_L2CTX_CMD_TYPE_XI; | |
4754 | offset2 = BNX2_L2CTX_TBDR_BHADDR_HI_XI; | |
4755 | offset3 = BNX2_L2CTX_TBDR_BHADDR_LO_XI; | |
4756 | } else { | |
4757 | offset0 = BNX2_L2CTX_TYPE; | |
4758 | offset1 = BNX2_L2CTX_CMD_TYPE; | |
4759 | offset2 = BNX2_L2CTX_TBDR_BHADDR_HI; | |
4760 | offset3 = BNX2_L2CTX_TBDR_BHADDR_LO; | |
4761 | } | |
4762 | val = BNX2_L2CTX_TYPE_TYPE_L2 | BNX2_L2CTX_TYPE_SIZE_L2; | |
62a8313c | 4763 | bnx2_ctx_wr(bp, cid_addr, offset0, val); |
59b47d8a MC |
4764 | |
4765 | val = BNX2_L2CTX_CMD_TYPE_TYPE_L2 | (8 << 16); | |
62a8313c | 4766 | bnx2_ctx_wr(bp, cid_addr, offset1, val); |
59b47d8a | 4767 | |
35e9010b | 4768 | val = (u64) txr->tx_desc_mapping >> 32; |
62a8313c | 4769 | bnx2_ctx_wr(bp, cid_addr, offset2, val); |
59b47d8a | 4770 | |
35e9010b | 4771 | val = (u64) txr->tx_desc_mapping & 0xffffffff; |
62a8313c | 4772 | bnx2_ctx_wr(bp, cid_addr, offset3, val); |
59b47d8a | 4773 | } |
b6016b76 MC |
4774 | |
4775 | static void | |
35e9010b | 4776 | bnx2_init_tx_ring(struct bnx2 *bp, int ring_num) |
b6016b76 MC |
4777 | { |
4778 | struct tx_bd *txbd; | |
c76c0475 MC |
4779 | u32 cid = TX_CID; |
4780 | struct bnx2_napi *bnapi; | |
35e9010b | 4781 | struct bnx2_tx_ring_info *txr; |
c76c0475 | 4782 | |
35e9010b MC |
4783 | bnapi = &bp->bnx2_napi[ring_num]; |
4784 | txr = &bnapi->tx_ring; | |
4785 | ||
4786 | if (ring_num == 0) | |
4787 | cid = TX_CID; | |
4788 | else | |
4789 | cid = TX_TSS_CID + ring_num - 1; | |
b6016b76 | 4790 | |
2f8af120 MC |
4791 | bp->tx_wake_thresh = bp->tx_ring_size / 2; |
4792 | ||
35e9010b | 4793 | txbd = &txr->tx_desc_ring[MAX_TX_DESC_CNT]; |
6aa20a22 | 4794 | |
35e9010b MC |
4795 | txbd->tx_bd_haddr_hi = (u64) txr->tx_desc_mapping >> 32; |
4796 | txbd->tx_bd_haddr_lo = (u64) txr->tx_desc_mapping & 0xffffffff; | |
b6016b76 | 4797 | |
35e9010b MC |
4798 | txr->tx_prod = 0; |
4799 | txr->tx_prod_bseq = 0; | |
6aa20a22 | 4800 | |
35e9010b MC |
4801 | txr->tx_bidx_addr = MB_GET_CID_ADDR(cid) + BNX2_L2CTX_TX_HOST_BIDX; |
4802 | txr->tx_bseq_addr = MB_GET_CID_ADDR(cid) + BNX2_L2CTX_TX_HOST_BSEQ; | |
b6016b76 | 4803 | |
35e9010b | 4804 | bnx2_init_tx_context(bp, cid, txr); |
b6016b76 MC |
4805 | } |
4806 | ||
4807 | static void | |
5d5d0015 MC |
4808 | bnx2_init_rxbd_rings(struct rx_bd *rx_ring[], dma_addr_t dma[], u32 buf_size, |
4809 | int num_rings) | |
b6016b76 | 4810 | { |
b6016b76 | 4811 | int i; |
5d5d0015 | 4812 | struct rx_bd *rxbd; |
6aa20a22 | 4813 | |
5d5d0015 | 4814 | for (i = 0; i < num_rings; i++) { |
13daffa2 | 4815 | int j; |
b6016b76 | 4816 | |
5d5d0015 | 4817 | rxbd = &rx_ring[i][0]; |
13daffa2 | 4818 | for (j = 0; j < MAX_RX_DESC_CNT; j++, rxbd++) { |
5d5d0015 | 4819 | rxbd->rx_bd_len = buf_size; |
13daffa2 MC |
4820 | rxbd->rx_bd_flags = RX_BD_FLAGS_START | RX_BD_FLAGS_END; |
4821 | } | |
5d5d0015 | 4822 | if (i == (num_rings - 1)) |
13daffa2 MC |
4823 | j = 0; |
4824 | else | |
4825 | j = i + 1; | |
5d5d0015 MC |
4826 | rxbd->rx_bd_haddr_hi = (u64) dma[j] >> 32; |
4827 | rxbd->rx_bd_haddr_lo = (u64) dma[j] & 0xffffffff; | |
13daffa2 | 4828 | } |
5d5d0015 MC |
4829 | } |
4830 | ||
4831 | static void | |
bb4f98ab | 4832 | bnx2_init_rx_ring(struct bnx2 *bp, int ring_num) |
5d5d0015 MC |
4833 | { |
4834 | int i; | |
4835 | u16 prod, ring_prod; | |
bb4f98ab MC |
4836 | u32 cid, rx_cid_addr, val; |
4837 | struct bnx2_napi *bnapi = &bp->bnx2_napi[ring_num]; | |
4838 | struct bnx2_rx_ring_info *rxr = &bnapi->rx_ring; | |
4839 | ||
4840 | if (ring_num == 0) | |
4841 | cid = RX_CID; | |
4842 | else | |
4843 | cid = RX_RSS_CID + ring_num - 1; | |
4844 | ||
4845 | rx_cid_addr = GET_CID_ADDR(cid); | |
5d5d0015 | 4846 | |
bb4f98ab | 4847 | bnx2_init_rxbd_rings(rxr->rx_desc_ring, rxr->rx_desc_mapping, |
5d5d0015 MC |
4848 | bp->rx_buf_use_size, bp->rx_max_ring); |
4849 | ||
bb4f98ab | 4850 | bnx2_init_rx_context(bp, cid); |
83e3fc89 MC |
4851 | |
4852 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { | |
4853 | val = REG_RD(bp, BNX2_MQ_MAP_L2_5); | |
4854 | REG_WR(bp, BNX2_MQ_MAP_L2_5, val | BNX2_MQ_MAP_L2_5_ARM); | |
4855 | } | |
4856 | ||
62a8313c | 4857 | bnx2_ctx_wr(bp, rx_cid_addr, BNX2_L2CTX_PG_BUF_SIZE, 0); |
47bf4246 | 4858 | if (bp->rx_pg_ring_size) { |
bb4f98ab MC |
4859 | bnx2_init_rxbd_rings(rxr->rx_pg_desc_ring, |
4860 | rxr->rx_pg_desc_mapping, | |
47bf4246 MC |
4861 | PAGE_SIZE, bp->rx_max_pg_ring); |
4862 | val = (bp->rx_buf_use_size << 16) | PAGE_SIZE; | |
62a8313c MC |
4863 | bnx2_ctx_wr(bp, rx_cid_addr, BNX2_L2CTX_PG_BUF_SIZE, val); |
4864 | bnx2_ctx_wr(bp, rx_cid_addr, BNX2_L2CTX_RBDC_KEY, | |
5e9ad9e1 | 4865 | BNX2_L2CTX_RBDC_JUMBO_KEY - ring_num); |
47bf4246 | 4866 | |
bb4f98ab | 4867 | val = (u64) rxr->rx_pg_desc_mapping[0] >> 32; |
62a8313c | 4868 | bnx2_ctx_wr(bp, rx_cid_addr, BNX2_L2CTX_NX_PG_BDHADDR_HI, val); |
47bf4246 | 4869 | |
bb4f98ab | 4870 | val = (u64) rxr->rx_pg_desc_mapping[0] & 0xffffffff; |
62a8313c | 4871 | bnx2_ctx_wr(bp, rx_cid_addr, BNX2_L2CTX_NX_PG_BDHADDR_LO, val); |
47bf4246 MC |
4872 | |
4873 | if (CHIP_NUM(bp) == CHIP_NUM_5709) | |
4874 | REG_WR(bp, BNX2_MQ_MAP_L2_3, BNX2_MQ_MAP_L2_3_DEFAULT); | |
4875 | } | |
b6016b76 | 4876 | |
bb4f98ab | 4877 | val = (u64) rxr->rx_desc_mapping[0] >> 32; |
62a8313c | 4878 | bnx2_ctx_wr(bp, rx_cid_addr, BNX2_L2CTX_NX_BDHADDR_HI, val); |
b6016b76 | 4879 | |
bb4f98ab | 4880 | val = (u64) rxr->rx_desc_mapping[0] & 0xffffffff; |
62a8313c | 4881 | bnx2_ctx_wr(bp, rx_cid_addr, BNX2_L2CTX_NX_BDHADDR_LO, val); |
b6016b76 | 4882 | |
bb4f98ab | 4883 | ring_prod = prod = rxr->rx_pg_prod; |
47bf4246 | 4884 | for (i = 0; i < bp->rx_pg_ring_size; i++) { |
bb4f98ab | 4885 | if (bnx2_alloc_rx_page(bp, rxr, ring_prod) < 0) |
47bf4246 MC |
4886 | break; |
4887 | prod = NEXT_RX_BD(prod); | |
4888 | ring_prod = RX_PG_RING_IDX(prod); | |
4889 | } | |
bb4f98ab | 4890 | rxr->rx_pg_prod = prod; |
47bf4246 | 4891 | |
bb4f98ab | 4892 | ring_prod = prod = rxr->rx_prod; |
236b6394 | 4893 | for (i = 0; i < bp->rx_ring_size; i++) { |
bb4f98ab | 4894 | if (bnx2_alloc_rx_skb(bp, rxr, ring_prod) < 0) |
b6016b76 | 4895 | break; |
b6016b76 MC |
4896 | prod = NEXT_RX_BD(prod); |
4897 | ring_prod = RX_RING_IDX(prod); | |
4898 | } | |
bb4f98ab | 4899 | rxr->rx_prod = prod; |
b6016b76 | 4900 | |
bb4f98ab MC |
4901 | rxr->rx_bidx_addr = MB_GET_CID_ADDR(cid) + BNX2_L2CTX_HOST_BDIDX; |
4902 | rxr->rx_bseq_addr = MB_GET_CID_ADDR(cid) + BNX2_L2CTX_HOST_BSEQ; | |
4903 | rxr->rx_pg_bidx_addr = MB_GET_CID_ADDR(cid) + BNX2_L2CTX_HOST_PG_BDIDX; | |
b6016b76 | 4904 | |
bb4f98ab MC |
4905 | REG_WR16(bp, rxr->rx_pg_bidx_addr, rxr->rx_pg_prod); |
4906 | REG_WR16(bp, rxr->rx_bidx_addr, prod); | |
4907 | ||
4908 | REG_WR(bp, rxr->rx_bseq_addr, rxr->rx_prod_bseq); | |
b6016b76 MC |
4909 | } |
4910 | ||
35e9010b MC |
4911 | static void |
4912 | bnx2_init_all_rings(struct bnx2 *bp) | |
4913 | { | |
4914 | int i; | |
5e9ad9e1 | 4915 | u32 val; |
35e9010b MC |
4916 | |
4917 | bnx2_clear_ring_states(bp); | |
4918 | ||
4919 | REG_WR(bp, BNX2_TSCH_TSS_CFG, 0); | |
4920 | for (i = 0; i < bp->num_tx_rings; i++) | |
4921 | bnx2_init_tx_ring(bp, i); | |
4922 | ||
4923 | if (bp->num_tx_rings > 1) | |
4924 | REG_WR(bp, BNX2_TSCH_TSS_CFG, ((bp->num_tx_rings - 1) << 24) | | |
4925 | (TX_TSS_CID << 7)); | |
4926 | ||
5e9ad9e1 MC |
4927 | REG_WR(bp, BNX2_RLUP_RSS_CONFIG, 0); |
4928 | bnx2_reg_wr_ind(bp, BNX2_RXP_SCRATCH_RSS_TBL_SZ, 0); | |
4929 | ||
bb4f98ab MC |
4930 | for (i = 0; i < bp->num_rx_rings; i++) |
4931 | bnx2_init_rx_ring(bp, i); | |
5e9ad9e1 MC |
4932 | |
4933 | if (bp->num_rx_rings > 1) { | |
4934 | u32 tbl_32; | |
4935 | u8 *tbl = (u8 *) &tbl_32; | |
4936 | ||
4937 | bnx2_reg_wr_ind(bp, BNX2_RXP_SCRATCH_RSS_TBL_SZ, | |
4938 | BNX2_RXP_SCRATCH_RSS_TBL_MAX_ENTRIES); | |
4939 | ||
4940 | for (i = 0; i < BNX2_RXP_SCRATCH_RSS_TBL_MAX_ENTRIES; i++) { | |
4941 | tbl[i % 4] = i % (bp->num_rx_rings - 1); | |
4942 | if ((i % 4) == 3) | |
4943 | bnx2_reg_wr_ind(bp, | |
4944 | BNX2_RXP_SCRATCH_RSS_TBL + i, | |
4945 | cpu_to_be32(tbl_32)); | |
4946 | } | |
4947 | ||
4948 | val = BNX2_RLUP_RSS_CONFIG_IPV4_RSS_TYPE_ALL_XI | | |
4949 | BNX2_RLUP_RSS_CONFIG_IPV6_RSS_TYPE_ALL_XI; | |
4950 | ||
4951 | REG_WR(bp, BNX2_RLUP_RSS_CONFIG, val); | |
4952 | ||
4953 | } | |
35e9010b MC |
4954 | } |
4955 | ||
5d5d0015 | 4956 | static u32 bnx2_find_max_ring(u32 ring_size, u32 max_size) |
13daffa2 | 4957 | { |
5d5d0015 | 4958 | u32 max, num_rings = 1; |
13daffa2 | 4959 | |
5d5d0015 MC |
4960 | while (ring_size > MAX_RX_DESC_CNT) { |
4961 | ring_size -= MAX_RX_DESC_CNT; | |
13daffa2 MC |
4962 | num_rings++; |
4963 | } | |
4964 | /* round to next power of 2 */ | |
5d5d0015 | 4965 | max = max_size; |
13daffa2 MC |
4966 | while ((max & num_rings) == 0) |
4967 | max >>= 1; | |
4968 | ||
4969 | if (num_rings != max) | |
4970 | max <<= 1; | |
4971 | ||
5d5d0015 MC |
4972 | return max; |
4973 | } | |
4974 | ||
4975 | static void | |
4976 | bnx2_set_rx_ring_size(struct bnx2 *bp, u32 size) | |
4977 | { | |
84eaa187 | 4978 | u32 rx_size, rx_space, jumbo_size; |
5d5d0015 MC |
4979 | |
4980 | /* 8 for CRC and VLAN */ | |
d89cb6af | 4981 | rx_size = bp->dev->mtu + ETH_HLEN + BNX2_RX_OFFSET + 8; |
5d5d0015 | 4982 | |
84eaa187 MC |
4983 | rx_space = SKB_DATA_ALIGN(rx_size + BNX2_RX_ALIGN) + NET_SKB_PAD + |
4984 | sizeof(struct skb_shared_info); | |
4985 | ||
601d3d18 | 4986 | bp->rx_copy_thresh = BNX2_RX_COPY_THRESH; |
47bf4246 MC |
4987 | bp->rx_pg_ring_size = 0; |
4988 | bp->rx_max_pg_ring = 0; | |
4989 | bp->rx_max_pg_ring_idx = 0; | |
f86e82fb | 4990 | if ((rx_space > PAGE_SIZE) && !(bp->flags & BNX2_FLAG_JUMBO_BROKEN)) { |
84eaa187 MC |
4991 | int pages = PAGE_ALIGN(bp->dev->mtu - 40) >> PAGE_SHIFT; |
4992 | ||
4993 | jumbo_size = size * pages; | |
4994 | if (jumbo_size > MAX_TOTAL_RX_PG_DESC_CNT) | |
4995 | jumbo_size = MAX_TOTAL_RX_PG_DESC_CNT; | |
4996 | ||
4997 | bp->rx_pg_ring_size = jumbo_size; | |
4998 | bp->rx_max_pg_ring = bnx2_find_max_ring(jumbo_size, | |
4999 | MAX_RX_PG_RINGS); | |
5000 | bp->rx_max_pg_ring_idx = (bp->rx_max_pg_ring * RX_DESC_CNT) - 1; | |
601d3d18 | 5001 | rx_size = BNX2_RX_COPY_THRESH + BNX2_RX_OFFSET; |
84eaa187 MC |
5002 | bp->rx_copy_thresh = 0; |
5003 | } | |
5d5d0015 MC |
5004 | |
5005 | bp->rx_buf_use_size = rx_size; | |
5006 | /* hw alignment */ | |
5007 | bp->rx_buf_size = bp->rx_buf_use_size + BNX2_RX_ALIGN; | |
d89cb6af | 5008 | bp->rx_jumbo_thresh = rx_size - BNX2_RX_OFFSET; |
5d5d0015 MC |
5009 | bp->rx_ring_size = size; |
5010 | bp->rx_max_ring = bnx2_find_max_ring(size, MAX_RX_RINGS); | |
13daffa2 MC |
5011 | bp->rx_max_ring_idx = (bp->rx_max_ring * RX_DESC_CNT) - 1; |
5012 | } | |
5013 | ||
b6016b76 MC |
5014 | static void |
5015 | bnx2_free_tx_skbs(struct bnx2 *bp) | |
5016 | { | |
5017 | int i; | |
5018 | ||
35e9010b MC |
5019 | for (i = 0; i < bp->num_tx_rings; i++) { |
5020 | struct bnx2_napi *bnapi = &bp->bnx2_napi[i]; | |
5021 | struct bnx2_tx_ring_info *txr = &bnapi->tx_ring; | |
5022 | int j; | |
b6016b76 | 5023 | |
35e9010b | 5024 | if (txr->tx_buf_ring == NULL) |
b6016b76 | 5025 | continue; |
b6016b76 | 5026 | |
35e9010b | 5027 | for (j = 0; j < TX_DESC_CNT; ) { |
3d16af86 | 5028 | struct sw_tx_bd *tx_buf = &txr->tx_buf_ring[j]; |
35e9010b | 5029 | struct sk_buff *skb = tx_buf->skb; |
35e9010b MC |
5030 | |
5031 | if (skb == NULL) { | |
5032 | j++; | |
5033 | continue; | |
5034 | } | |
5035 | ||
3d16af86 | 5036 | skb_dma_unmap(&bp->pdev->dev, skb, DMA_TO_DEVICE); |
b6016b76 | 5037 | |
35e9010b | 5038 | tx_buf->skb = NULL; |
b6016b76 | 5039 | |
3d16af86 | 5040 | j += skb_shinfo(skb)->nr_frags + 1; |
35e9010b | 5041 | dev_kfree_skb(skb); |
b6016b76 | 5042 | } |
b6016b76 | 5043 | } |
b6016b76 MC |
5044 | } |
5045 | ||
5046 | static void | |
5047 | bnx2_free_rx_skbs(struct bnx2 *bp) | |
5048 | { | |
5049 | int i; | |
5050 | ||
bb4f98ab MC |
5051 | for (i = 0; i < bp->num_rx_rings; i++) { |
5052 | struct bnx2_napi *bnapi = &bp->bnx2_napi[i]; | |
5053 | struct bnx2_rx_ring_info *rxr = &bnapi->rx_ring; | |
5054 | int j; | |
b6016b76 | 5055 | |
bb4f98ab MC |
5056 | if (rxr->rx_buf_ring == NULL) |
5057 | return; | |
b6016b76 | 5058 | |
bb4f98ab MC |
5059 | for (j = 0; j < bp->rx_max_ring_idx; j++) { |
5060 | struct sw_bd *rx_buf = &rxr->rx_buf_ring[j]; | |
5061 | struct sk_buff *skb = rx_buf->skb; | |
b6016b76 | 5062 | |
bb4f98ab MC |
5063 | if (skb == NULL) |
5064 | continue; | |
b6016b76 | 5065 | |
bb4f98ab MC |
5066 | pci_unmap_single(bp->pdev, |
5067 | pci_unmap_addr(rx_buf, mapping), | |
5068 | bp->rx_buf_use_size, | |
5069 | PCI_DMA_FROMDEVICE); | |
b6016b76 | 5070 | |
bb4f98ab MC |
5071 | rx_buf->skb = NULL; |
5072 | ||
5073 | dev_kfree_skb(skb); | |
5074 | } | |
5075 | for (j = 0; j < bp->rx_max_pg_ring_idx; j++) | |
5076 | bnx2_free_rx_page(bp, rxr, j); | |
b6016b76 MC |
5077 | } |
5078 | } | |
5079 | ||
5080 | static void | |
5081 | bnx2_free_skbs(struct bnx2 *bp) | |
5082 | { | |
5083 | bnx2_free_tx_skbs(bp); | |
5084 | bnx2_free_rx_skbs(bp); | |
5085 | } | |
5086 | ||
5087 | static int | |
5088 | bnx2_reset_nic(struct bnx2 *bp, u32 reset_code) | |
5089 | { | |
5090 | int rc; | |
5091 | ||
5092 | rc = bnx2_reset_chip(bp, reset_code); | |
5093 | bnx2_free_skbs(bp); | |
5094 | if (rc) | |
5095 | return rc; | |
5096 | ||
fba9fe91 MC |
5097 | if ((rc = bnx2_init_chip(bp)) != 0) |
5098 | return rc; | |
5099 | ||
35e9010b | 5100 | bnx2_init_all_rings(bp); |
b6016b76 MC |
5101 | return 0; |
5102 | } | |
5103 | ||
5104 | static int | |
9a120bc5 | 5105 | bnx2_init_nic(struct bnx2 *bp, int reset_phy) |
b6016b76 MC |
5106 | { |
5107 | int rc; | |
5108 | ||
5109 | if ((rc = bnx2_reset_nic(bp, BNX2_DRV_MSG_CODE_RESET)) != 0) | |
5110 | return rc; | |
5111 | ||
80be4434 | 5112 | spin_lock_bh(&bp->phy_lock); |
9a120bc5 | 5113 | bnx2_init_phy(bp, reset_phy); |
b6016b76 | 5114 | bnx2_set_link(bp); |
543a827d MC |
5115 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) |
5116 | bnx2_remote_phy_event(bp); | |
0d8a6571 | 5117 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
5118 | return 0; |
5119 | } | |
5120 | ||
74bf4ba3 MC |
5121 | static int |
5122 | bnx2_shutdown_chip(struct bnx2 *bp) | |
5123 | { | |
5124 | u32 reset_code; | |
5125 | ||
5126 | if (bp->flags & BNX2_FLAG_NO_WOL) | |
5127 | reset_code = BNX2_DRV_MSG_CODE_UNLOAD_LNK_DN; | |
5128 | else if (bp->wol) | |
5129 | reset_code = BNX2_DRV_MSG_CODE_SUSPEND_WOL; | |
5130 | else | |
5131 | reset_code = BNX2_DRV_MSG_CODE_SUSPEND_NO_WOL; | |
5132 | ||
5133 | return bnx2_reset_chip(bp, reset_code); | |
5134 | } | |
5135 | ||
b6016b76 MC |
5136 | static int |
5137 | bnx2_test_registers(struct bnx2 *bp) | |
5138 | { | |
5139 | int ret; | |
5bae30c9 | 5140 | int i, is_5709; |
f71e1309 | 5141 | static const struct { |
b6016b76 MC |
5142 | u16 offset; |
5143 | u16 flags; | |
5bae30c9 | 5144 | #define BNX2_FL_NOT_5709 1 |
b6016b76 MC |
5145 | u32 rw_mask; |
5146 | u32 ro_mask; | |
5147 | } reg_tbl[] = { | |
5148 | { 0x006c, 0, 0x00000000, 0x0000003f }, | |
5149 | { 0x0090, 0, 0xffffffff, 0x00000000 }, | |
5150 | { 0x0094, 0, 0x00000000, 0x00000000 }, | |
5151 | ||
5bae30c9 MC |
5152 | { 0x0404, BNX2_FL_NOT_5709, 0x00003f00, 0x00000000 }, |
5153 | { 0x0418, BNX2_FL_NOT_5709, 0x00000000, 0xffffffff }, | |
5154 | { 0x041c, BNX2_FL_NOT_5709, 0x00000000, 0xffffffff }, | |
5155 | { 0x0420, BNX2_FL_NOT_5709, 0x00000000, 0x80ffffff }, | |
5156 | { 0x0424, BNX2_FL_NOT_5709, 0x00000000, 0x00000000 }, | |
5157 | { 0x0428, BNX2_FL_NOT_5709, 0x00000000, 0x00000001 }, | |
5158 | { 0x0450, BNX2_FL_NOT_5709, 0x00000000, 0x0000ffff }, | |
5159 | { 0x0454, BNX2_FL_NOT_5709, 0x00000000, 0xffffffff }, | |
5160 | { 0x0458, BNX2_FL_NOT_5709, 0x00000000, 0xffffffff }, | |
5161 | ||
5162 | { 0x0808, BNX2_FL_NOT_5709, 0x00000000, 0xffffffff }, | |
5163 | { 0x0854, BNX2_FL_NOT_5709, 0x00000000, 0xffffffff }, | |
5164 | { 0x0868, BNX2_FL_NOT_5709, 0x00000000, 0x77777777 }, | |
5165 | { 0x086c, BNX2_FL_NOT_5709, 0x00000000, 0x77777777 }, | |
5166 | { 0x0870, BNX2_FL_NOT_5709, 0x00000000, 0x77777777 }, | |
5167 | { 0x0874, BNX2_FL_NOT_5709, 0x00000000, 0x77777777 }, | |
5168 | ||
5169 | { 0x0c00, BNX2_FL_NOT_5709, 0x00000000, 0x00000001 }, | |
5170 | { 0x0c04, BNX2_FL_NOT_5709, 0x00000000, 0x03ff0001 }, | |
5171 | { 0x0c08, BNX2_FL_NOT_5709, 0x0f0ff073, 0x00000000 }, | |
b6016b76 MC |
5172 | |
5173 | { 0x1000, 0, 0x00000000, 0x00000001 }, | |
15b169cc | 5174 | { 0x1004, BNX2_FL_NOT_5709, 0x00000000, 0x000f0001 }, |
b6016b76 MC |
5175 | |
5176 | { 0x1408, 0, 0x01c00800, 0x00000000 }, | |
5177 | { 0x149c, 0, 0x8000ffff, 0x00000000 }, | |
5178 | { 0x14a8, 0, 0x00000000, 0x000001ff }, | |
5b0c76ad | 5179 | { 0x14ac, 0, 0x0fffffff, 0x10000000 }, |
b6016b76 MC |
5180 | { 0x14b0, 0, 0x00000002, 0x00000001 }, |
5181 | { 0x14b8, 0, 0x00000000, 0x00000000 }, | |
5182 | { 0x14c0, 0, 0x00000000, 0x00000009 }, | |
5183 | { 0x14c4, 0, 0x00003fff, 0x00000000 }, | |
5184 | { 0x14cc, 0, 0x00000000, 0x00000001 }, | |
5185 | { 0x14d0, 0, 0xffffffff, 0x00000000 }, | |
b6016b76 MC |
5186 | |
5187 | { 0x1800, 0, 0x00000000, 0x00000001 }, | |
5188 | { 0x1804, 0, 0x00000000, 0x00000003 }, | |
b6016b76 MC |
5189 | |
5190 | { 0x2800, 0, 0x00000000, 0x00000001 }, | |
5191 | { 0x2804, 0, 0x00000000, 0x00003f01 }, | |
5192 | { 0x2808, 0, 0x0f3f3f03, 0x00000000 }, | |
5193 | { 0x2810, 0, 0xffff0000, 0x00000000 }, | |
5194 | { 0x2814, 0, 0xffff0000, 0x00000000 }, | |
5195 | { 0x2818, 0, 0xffff0000, 0x00000000 }, | |
5196 | { 0x281c, 0, 0xffff0000, 0x00000000 }, | |
5197 | { 0x2834, 0, 0xffffffff, 0x00000000 }, | |
5198 | { 0x2840, 0, 0x00000000, 0xffffffff }, | |
5199 | { 0x2844, 0, 0x00000000, 0xffffffff }, | |
5200 | { 0x2848, 0, 0xffffffff, 0x00000000 }, | |
5201 | { 0x284c, 0, 0xf800f800, 0x07ff07ff }, | |
5202 | ||
5203 | { 0x2c00, 0, 0x00000000, 0x00000011 }, | |
5204 | { 0x2c04, 0, 0x00000000, 0x00030007 }, | |
5205 | ||
b6016b76 MC |
5206 | { 0x3c00, 0, 0x00000000, 0x00000001 }, |
5207 | { 0x3c04, 0, 0x00000000, 0x00070000 }, | |
5208 | { 0x3c08, 0, 0x00007f71, 0x07f00000 }, | |
5209 | { 0x3c0c, 0, 0x1f3ffffc, 0x00000000 }, | |
5210 | { 0x3c10, 0, 0xffffffff, 0x00000000 }, | |
5211 | { 0x3c14, 0, 0x00000000, 0xffffffff }, | |
5212 | { 0x3c18, 0, 0x00000000, 0xffffffff }, | |
5213 | { 0x3c1c, 0, 0xfffff000, 0x00000000 }, | |
5214 | { 0x3c20, 0, 0xffffff00, 0x00000000 }, | |
b6016b76 MC |
5215 | |
5216 | { 0x5004, 0, 0x00000000, 0x0000007f }, | |
5217 | { 0x5008, 0, 0x0f0007ff, 0x00000000 }, | |
b6016b76 | 5218 | |
b6016b76 MC |
5219 | { 0x5c00, 0, 0x00000000, 0x00000001 }, |
5220 | { 0x5c04, 0, 0x00000000, 0x0003000f }, | |
5221 | { 0x5c08, 0, 0x00000003, 0x00000000 }, | |
5222 | { 0x5c0c, 0, 0x0000fff8, 0x00000000 }, | |
5223 | { 0x5c10, 0, 0x00000000, 0xffffffff }, | |
5224 | { 0x5c80, 0, 0x00000000, 0x0f7113f1 }, | |
5225 | { 0x5c84, 0, 0x00000000, 0x0000f333 }, | |
5226 | { 0x5c88, 0, 0x00000000, 0x00077373 }, | |
5227 | { 0x5c8c, 0, 0x00000000, 0x0007f737 }, | |
5228 | ||
5229 | { 0x6808, 0, 0x0000ff7f, 0x00000000 }, | |
5230 | { 0x680c, 0, 0xffffffff, 0x00000000 }, | |
5231 | { 0x6810, 0, 0xffffffff, 0x00000000 }, | |
5232 | { 0x6814, 0, 0xffffffff, 0x00000000 }, | |
5233 | { 0x6818, 0, 0xffffffff, 0x00000000 }, | |
5234 | { 0x681c, 0, 0xffffffff, 0x00000000 }, | |
5235 | { 0x6820, 0, 0x00ff00ff, 0x00000000 }, | |
5236 | { 0x6824, 0, 0x00ff00ff, 0x00000000 }, | |
5237 | { 0x6828, 0, 0x00ff00ff, 0x00000000 }, | |
5238 | { 0x682c, 0, 0x03ff03ff, 0x00000000 }, | |
5239 | { 0x6830, 0, 0x03ff03ff, 0x00000000 }, | |
5240 | { 0x6834, 0, 0x03ff03ff, 0x00000000 }, | |
5241 | { 0x6838, 0, 0x03ff03ff, 0x00000000 }, | |
5242 | { 0x683c, 0, 0x0000ffff, 0x00000000 }, | |
5243 | { 0x6840, 0, 0x00000ff0, 0x00000000 }, | |
5244 | { 0x6844, 0, 0x00ffff00, 0x00000000 }, | |
5245 | { 0x684c, 0, 0xffffffff, 0x00000000 }, | |
5246 | { 0x6850, 0, 0x7f7f7f7f, 0x00000000 }, | |
5247 | { 0x6854, 0, 0x7f7f7f7f, 0x00000000 }, | |
5248 | { 0x6858, 0, 0x7f7f7f7f, 0x00000000 }, | |
5249 | { 0x685c, 0, 0x7f7f7f7f, 0x00000000 }, | |
5250 | { 0x6908, 0, 0x00000000, 0x0001ff0f }, | |
5251 | { 0x690c, 0, 0x00000000, 0x0ffe00f0 }, | |
5252 | ||
5253 | { 0xffff, 0, 0x00000000, 0x00000000 }, | |
5254 | }; | |
5255 | ||
5256 | ret = 0; | |
5bae30c9 MC |
5257 | is_5709 = 0; |
5258 | if (CHIP_NUM(bp) == CHIP_NUM_5709) | |
5259 | is_5709 = 1; | |
5260 | ||
b6016b76 MC |
5261 | for (i = 0; reg_tbl[i].offset != 0xffff; i++) { |
5262 | u32 offset, rw_mask, ro_mask, save_val, val; | |
5bae30c9 MC |
5263 | u16 flags = reg_tbl[i].flags; |
5264 | ||
5265 | if (is_5709 && (flags & BNX2_FL_NOT_5709)) | |
5266 | continue; | |
b6016b76 MC |
5267 | |
5268 | offset = (u32) reg_tbl[i].offset; | |
5269 | rw_mask = reg_tbl[i].rw_mask; | |
5270 | ro_mask = reg_tbl[i].ro_mask; | |
5271 | ||
14ab9b86 | 5272 | save_val = readl(bp->regview + offset); |
b6016b76 | 5273 | |
14ab9b86 | 5274 | writel(0, bp->regview + offset); |
b6016b76 | 5275 | |
14ab9b86 | 5276 | val = readl(bp->regview + offset); |
b6016b76 MC |
5277 | if ((val & rw_mask) != 0) { |
5278 | goto reg_test_err; | |
5279 | } | |
5280 | ||
5281 | if ((val & ro_mask) != (save_val & ro_mask)) { | |
5282 | goto reg_test_err; | |
5283 | } | |
5284 | ||
14ab9b86 | 5285 | writel(0xffffffff, bp->regview + offset); |
b6016b76 | 5286 | |
14ab9b86 | 5287 | val = readl(bp->regview + offset); |
b6016b76 MC |
5288 | if ((val & rw_mask) != rw_mask) { |
5289 | goto reg_test_err; | |
5290 | } | |
5291 | ||
5292 | if ((val & ro_mask) != (save_val & ro_mask)) { | |
5293 | goto reg_test_err; | |
5294 | } | |
5295 | ||
14ab9b86 | 5296 | writel(save_val, bp->regview + offset); |
b6016b76 MC |
5297 | continue; |
5298 | ||
5299 | reg_test_err: | |
14ab9b86 | 5300 | writel(save_val, bp->regview + offset); |
b6016b76 MC |
5301 | ret = -ENODEV; |
5302 | break; | |
5303 | } | |
5304 | return ret; | |
5305 | } | |
5306 | ||
5307 | static int | |
5308 | bnx2_do_mem_test(struct bnx2 *bp, u32 start, u32 size) | |
5309 | { | |
f71e1309 | 5310 | static const u32 test_pattern[] = { 0x00000000, 0xffffffff, 0x55555555, |
b6016b76 MC |
5311 | 0xaaaaaaaa , 0xaa55aa55, 0x55aa55aa }; |
5312 | int i; | |
5313 | ||
5314 | for (i = 0; i < sizeof(test_pattern) / 4; i++) { | |
5315 | u32 offset; | |
5316 | ||
5317 | for (offset = 0; offset < size; offset += 4) { | |
5318 | ||
2726d6e1 | 5319 | bnx2_reg_wr_ind(bp, start + offset, test_pattern[i]); |
b6016b76 | 5320 | |
2726d6e1 | 5321 | if (bnx2_reg_rd_ind(bp, start + offset) != |
b6016b76 MC |
5322 | test_pattern[i]) { |
5323 | return -ENODEV; | |
5324 | } | |
5325 | } | |
5326 | } | |
5327 | return 0; | |
5328 | } | |
5329 | ||
5330 | static int | |
5331 | bnx2_test_memory(struct bnx2 *bp) | |
5332 | { | |
5333 | int ret = 0; | |
5334 | int i; | |
5bae30c9 | 5335 | static struct mem_entry { |
b6016b76 MC |
5336 | u32 offset; |
5337 | u32 len; | |
5bae30c9 | 5338 | } mem_tbl_5706[] = { |
b6016b76 | 5339 | { 0x60000, 0x4000 }, |
5b0c76ad | 5340 | { 0xa0000, 0x3000 }, |
b6016b76 MC |
5341 | { 0xe0000, 0x4000 }, |
5342 | { 0x120000, 0x4000 }, | |
5343 | { 0x1a0000, 0x4000 }, | |
5344 | { 0x160000, 0x4000 }, | |
5345 | { 0xffffffff, 0 }, | |
5bae30c9 MC |
5346 | }, |
5347 | mem_tbl_5709[] = { | |
5348 | { 0x60000, 0x4000 }, | |
5349 | { 0xa0000, 0x3000 }, | |
5350 | { 0xe0000, 0x4000 }, | |
5351 | { 0x120000, 0x4000 }, | |
5352 | { 0x1a0000, 0x4000 }, | |
5353 | { 0xffffffff, 0 }, | |
b6016b76 | 5354 | }; |
5bae30c9 MC |
5355 | struct mem_entry *mem_tbl; |
5356 | ||
5357 | if (CHIP_NUM(bp) == CHIP_NUM_5709) | |
5358 | mem_tbl = mem_tbl_5709; | |
5359 | else | |
5360 | mem_tbl = mem_tbl_5706; | |
b6016b76 MC |
5361 | |
5362 | for (i = 0; mem_tbl[i].offset != 0xffffffff; i++) { | |
5363 | if ((ret = bnx2_do_mem_test(bp, mem_tbl[i].offset, | |
5364 | mem_tbl[i].len)) != 0) { | |
5365 | return ret; | |
5366 | } | |
5367 | } | |
6aa20a22 | 5368 | |
b6016b76 MC |
5369 | return ret; |
5370 | } | |
5371 | ||
bc5a0690 MC |
5372 | #define BNX2_MAC_LOOPBACK 0 |
5373 | #define BNX2_PHY_LOOPBACK 1 | |
5374 | ||
b6016b76 | 5375 | static int |
bc5a0690 | 5376 | bnx2_run_loopback(struct bnx2 *bp, int loopback_mode) |
b6016b76 MC |
5377 | { |
5378 | unsigned int pkt_size, num_pkts, i; | |
5379 | struct sk_buff *skb, *rx_skb; | |
5380 | unsigned char *packet; | |
bc5a0690 | 5381 | u16 rx_start_idx, rx_idx; |
b6016b76 MC |
5382 | dma_addr_t map; |
5383 | struct tx_bd *txbd; | |
5384 | struct sw_bd *rx_buf; | |
5385 | struct l2_fhdr *rx_hdr; | |
5386 | int ret = -ENODEV; | |
c76c0475 | 5387 | struct bnx2_napi *bnapi = &bp->bnx2_napi[0], *tx_napi; |
35e9010b | 5388 | struct bnx2_tx_ring_info *txr = &bnapi->tx_ring; |
bb4f98ab | 5389 | struct bnx2_rx_ring_info *rxr = &bnapi->rx_ring; |
c76c0475 MC |
5390 | |
5391 | tx_napi = bnapi; | |
b6016b76 | 5392 | |
35e9010b | 5393 | txr = &tx_napi->tx_ring; |
bb4f98ab | 5394 | rxr = &bnapi->rx_ring; |
bc5a0690 MC |
5395 | if (loopback_mode == BNX2_MAC_LOOPBACK) { |
5396 | bp->loopback = MAC_LOOPBACK; | |
5397 | bnx2_set_mac_loopback(bp); | |
5398 | } | |
5399 | else if (loopback_mode == BNX2_PHY_LOOPBACK) { | |
583c28e5 | 5400 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) |
489310a4 MC |
5401 | return 0; |
5402 | ||
80be4434 | 5403 | bp->loopback = PHY_LOOPBACK; |
bc5a0690 MC |
5404 | bnx2_set_phy_loopback(bp); |
5405 | } | |
5406 | else | |
5407 | return -EINVAL; | |
b6016b76 | 5408 | |
84eaa187 | 5409 | pkt_size = min(bp->dev->mtu + ETH_HLEN, bp->rx_jumbo_thresh - 4); |
932f3772 | 5410 | skb = netdev_alloc_skb(bp->dev, pkt_size); |
b6cbc3b6 JL |
5411 | if (!skb) |
5412 | return -ENOMEM; | |
b6016b76 | 5413 | packet = skb_put(skb, pkt_size); |
6634292b | 5414 | memcpy(packet, bp->dev->dev_addr, 6); |
b6016b76 MC |
5415 | memset(packet + 6, 0x0, 8); |
5416 | for (i = 14; i < pkt_size; i++) | |
5417 | packet[i] = (unsigned char) (i & 0xff); | |
5418 | ||
3d16af86 BL |
5419 | if (skb_dma_map(&bp->pdev->dev, skb, DMA_TO_DEVICE)) { |
5420 | dev_kfree_skb(skb); | |
5421 | return -EIO; | |
5422 | } | |
5423 | map = skb_shinfo(skb)->dma_maps[0]; | |
b6016b76 | 5424 | |
bf5295bb MC |
5425 | REG_WR(bp, BNX2_HC_COMMAND, |
5426 | bp->hc_cmd | BNX2_HC_COMMAND_COAL_NOW_WO_INT); | |
5427 | ||
b6016b76 MC |
5428 | REG_RD(bp, BNX2_HC_COMMAND); |
5429 | ||
5430 | udelay(5); | |
35efa7c1 | 5431 | rx_start_idx = bnx2_get_hw_rx_cons(bnapi); |
b6016b76 | 5432 | |
b6016b76 MC |
5433 | num_pkts = 0; |
5434 | ||
35e9010b | 5435 | txbd = &txr->tx_desc_ring[TX_RING_IDX(txr->tx_prod)]; |
b6016b76 MC |
5436 | |
5437 | txbd->tx_bd_haddr_hi = (u64) map >> 32; | |
5438 | txbd->tx_bd_haddr_lo = (u64) map & 0xffffffff; | |
5439 | txbd->tx_bd_mss_nbytes = pkt_size; | |
5440 | txbd->tx_bd_vlan_tag_flags = TX_BD_FLAGS_START | TX_BD_FLAGS_END; | |
5441 | ||
5442 | num_pkts++; | |
35e9010b MC |
5443 | txr->tx_prod = NEXT_TX_BD(txr->tx_prod); |
5444 | txr->tx_prod_bseq += pkt_size; | |
b6016b76 | 5445 | |
35e9010b MC |
5446 | REG_WR16(bp, txr->tx_bidx_addr, txr->tx_prod); |
5447 | REG_WR(bp, txr->tx_bseq_addr, txr->tx_prod_bseq); | |
b6016b76 MC |
5448 | |
5449 | udelay(100); | |
5450 | ||
bf5295bb MC |
5451 | REG_WR(bp, BNX2_HC_COMMAND, |
5452 | bp->hc_cmd | BNX2_HC_COMMAND_COAL_NOW_WO_INT); | |
5453 | ||
b6016b76 MC |
5454 | REG_RD(bp, BNX2_HC_COMMAND); |
5455 | ||
5456 | udelay(5); | |
5457 | ||
3d16af86 | 5458 | skb_dma_unmap(&bp->pdev->dev, skb, DMA_TO_DEVICE); |
745720e5 | 5459 | dev_kfree_skb(skb); |
b6016b76 | 5460 | |
35e9010b | 5461 | if (bnx2_get_hw_tx_cons(tx_napi) != txr->tx_prod) |
b6016b76 | 5462 | goto loopback_test_done; |
b6016b76 | 5463 | |
35efa7c1 | 5464 | rx_idx = bnx2_get_hw_rx_cons(bnapi); |
b6016b76 MC |
5465 | if (rx_idx != rx_start_idx + num_pkts) { |
5466 | goto loopback_test_done; | |
5467 | } | |
5468 | ||
bb4f98ab | 5469 | rx_buf = &rxr->rx_buf_ring[rx_start_idx]; |
b6016b76 MC |
5470 | rx_skb = rx_buf->skb; |
5471 | ||
5472 | rx_hdr = (struct l2_fhdr *) rx_skb->data; | |
d89cb6af | 5473 | skb_reserve(rx_skb, BNX2_RX_OFFSET); |
b6016b76 MC |
5474 | |
5475 | pci_dma_sync_single_for_cpu(bp->pdev, | |
5476 | pci_unmap_addr(rx_buf, mapping), | |
5477 | bp->rx_buf_size, PCI_DMA_FROMDEVICE); | |
5478 | ||
ade2bfe7 | 5479 | if (rx_hdr->l2_fhdr_status & |
b6016b76 MC |
5480 | (L2_FHDR_ERRORS_BAD_CRC | |
5481 | L2_FHDR_ERRORS_PHY_DECODE | | |
5482 | L2_FHDR_ERRORS_ALIGNMENT | | |
5483 | L2_FHDR_ERRORS_TOO_SHORT | | |
5484 | L2_FHDR_ERRORS_GIANT_FRAME)) { | |
5485 | ||
5486 | goto loopback_test_done; | |
5487 | } | |
5488 | ||
5489 | if ((rx_hdr->l2_fhdr_pkt_len - 4) != pkt_size) { | |
5490 | goto loopback_test_done; | |
5491 | } | |
5492 | ||
5493 | for (i = 14; i < pkt_size; i++) { | |
5494 | if (*(rx_skb->data + i) != (unsigned char) (i & 0xff)) { | |
5495 | goto loopback_test_done; | |
5496 | } | |
5497 | } | |
5498 | ||
5499 | ret = 0; | |
5500 | ||
5501 | loopback_test_done: | |
5502 | bp->loopback = 0; | |
5503 | return ret; | |
5504 | } | |
5505 | ||
bc5a0690 MC |
5506 | #define BNX2_MAC_LOOPBACK_FAILED 1 |
5507 | #define BNX2_PHY_LOOPBACK_FAILED 2 | |
5508 | #define BNX2_LOOPBACK_FAILED (BNX2_MAC_LOOPBACK_FAILED | \ | |
5509 | BNX2_PHY_LOOPBACK_FAILED) | |
5510 | ||
5511 | static int | |
5512 | bnx2_test_loopback(struct bnx2 *bp) | |
5513 | { | |
5514 | int rc = 0; | |
5515 | ||
5516 | if (!netif_running(bp->dev)) | |
5517 | return BNX2_LOOPBACK_FAILED; | |
5518 | ||
5519 | bnx2_reset_nic(bp, BNX2_DRV_MSG_CODE_RESET); | |
5520 | spin_lock_bh(&bp->phy_lock); | |
9a120bc5 | 5521 | bnx2_init_phy(bp, 1); |
bc5a0690 MC |
5522 | spin_unlock_bh(&bp->phy_lock); |
5523 | if (bnx2_run_loopback(bp, BNX2_MAC_LOOPBACK)) | |
5524 | rc |= BNX2_MAC_LOOPBACK_FAILED; | |
5525 | if (bnx2_run_loopback(bp, BNX2_PHY_LOOPBACK)) | |
5526 | rc |= BNX2_PHY_LOOPBACK_FAILED; | |
5527 | return rc; | |
5528 | } | |
5529 | ||
b6016b76 MC |
5530 | #define NVRAM_SIZE 0x200 |
5531 | #define CRC32_RESIDUAL 0xdebb20e3 | |
5532 | ||
5533 | static int | |
5534 | bnx2_test_nvram(struct bnx2 *bp) | |
5535 | { | |
b491edd5 | 5536 | __be32 buf[NVRAM_SIZE / 4]; |
b6016b76 MC |
5537 | u8 *data = (u8 *) buf; |
5538 | int rc = 0; | |
5539 | u32 magic, csum; | |
5540 | ||
5541 | if ((rc = bnx2_nvram_read(bp, 0, data, 4)) != 0) | |
5542 | goto test_nvram_done; | |
5543 | ||
5544 | magic = be32_to_cpu(buf[0]); | |
5545 | if (magic != 0x669955aa) { | |
5546 | rc = -ENODEV; | |
5547 | goto test_nvram_done; | |
5548 | } | |
5549 | ||
5550 | if ((rc = bnx2_nvram_read(bp, 0x100, data, NVRAM_SIZE)) != 0) | |
5551 | goto test_nvram_done; | |
5552 | ||
5553 | csum = ether_crc_le(0x100, data); | |
5554 | if (csum != CRC32_RESIDUAL) { | |
5555 | rc = -ENODEV; | |
5556 | goto test_nvram_done; | |
5557 | } | |
5558 | ||
5559 | csum = ether_crc_le(0x100, data + 0x100); | |
5560 | if (csum != CRC32_RESIDUAL) { | |
5561 | rc = -ENODEV; | |
5562 | } | |
5563 | ||
5564 | test_nvram_done: | |
5565 | return rc; | |
5566 | } | |
5567 | ||
5568 | static int | |
5569 | bnx2_test_link(struct bnx2 *bp) | |
5570 | { | |
5571 | u32 bmsr; | |
5572 | ||
9f52b564 MC |
5573 | if (!netif_running(bp->dev)) |
5574 | return -ENODEV; | |
5575 | ||
583c28e5 | 5576 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) { |
489310a4 MC |
5577 | if (bp->link_up) |
5578 | return 0; | |
5579 | return -ENODEV; | |
5580 | } | |
c770a65c | 5581 | spin_lock_bh(&bp->phy_lock); |
27a005b8 MC |
5582 | bnx2_enable_bmsr1(bp); |
5583 | bnx2_read_phy(bp, bp->mii_bmsr1, &bmsr); | |
5584 | bnx2_read_phy(bp, bp->mii_bmsr1, &bmsr); | |
5585 | bnx2_disable_bmsr1(bp); | |
c770a65c | 5586 | spin_unlock_bh(&bp->phy_lock); |
6aa20a22 | 5587 | |
b6016b76 MC |
5588 | if (bmsr & BMSR_LSTATUS) { |
5589 | return 0; | |
5590 | } | |
5591 | return -ENODEV; | |
5592 | } | |
5593 | ||
5594 | static int | |
5595 | bnx2_test_intr(struct bnx2 *bp) | |
5596 | { | |
5597 | int i; | |
b6016b76 MC |
5598 | u16 status_idx; |
5599 | ||
5600 | if (!netif_running(bp->dev)) | |
5601 | return -ENODEV; | |
5602 | ||
5603 | status_idx = REG_RD(bp, BNX2_PCICFG_INT_ACK_CMD) & 0xffff; | |
5604 | ||
5605 | /* This register is not touched during run-time. */ | |
bf5295bb | 5606 | REG_WR(bp, BNX2_HC_COMMAND, bp->hc_cmd | BNX2_HC_COMMAND_COAL_NOW); |
b6016b76 MC |
5607 | REG_RD(bp, BNX2_HC_COMMAND); |
5608 | ||
5609 | for (i = 0; i < 10; i++) { | |
5610 | if ((REG_RD(bp, BNX2_PCICFG_INT_ACK_CMD) & 0xffff) != | |
5611 | status_idx) { | |
5612 | ||
5613 | break; | |
5614 | } | |
5615 | ||
5616 | msleep_interruptible(10); | |
5617 | } | |
5618 | if (i < 10) | |
5619 | return 0; | |
5620 | ||
5621 | return -ENODEV; | |
5622 | } | |
5623 | ||
38ea3686 | 5624 | /* Determining link for parallel detection. */ |
b2fadeae MC |
5625 | static int |
5626 | bnx2_5706_serdes_has_link(struct bnx2 *bp) | |
5627 | { | |
5628 | u32 mode_ctl, an_dbg, exp; | |
5629 | ||
38ea3686 MC |
5630 | if (bp->phy_flags & BNX2_PHY_FLAG_NO_PARALLEL) |
5631 | return 0; | |
5632 | ||
b2fadeae MC |
5633 | bnx2_write_phy(bp, MII_BNX2_MISC_SHADOW, MISC_SHDW_MODE_CTL); |
5634 | bnx2_read_phy(bp, MII_BNX2_MISC_SHADOW, &mode_ctl); | |
5635 | ||
5636 | if (!(mode_ctl & MISC_SHDW_MODE_CTL_SIG_DET)) | |
5637 | return 0; | |
5638 | ||
5639 | bnx2_write_phy(bp, MII_BNX2_MISC_SHADOW, MISC_SHDW_AN_DBG); | |
5640 | bnx2_read_phy(bp, MII_BNX2_MISC_SHADOW, &an_dbg); | |
5641 | bnx2_read_phy(bp, MII_BNX2_MISC_SHADOW, &an_dbg); | |
5642 | ||
f3014c0c | 5643 | if (an_dbg & (MISC_SHDW_AN_DBG_NOSYNC | MISC_SHDW_AN_DBG_RUDI_INVALID)) |
b2fadeae MC |
5644 | return 0; |
5645 | ||
5646 | bnx2_write_phy(bp, MII_BNX2_DSP_ADDRESS, MII_EXPAND_REG1); | |
5647 | bnx2_read_phy(bp, MII_BNX2_DSP_RW_PORT, &exp); | |
5648 | bnx2_read_phy(bp, MII_BNX2_DSP_RW_PORT, &exp); | |
5649 | ||
5650 | if (exp & MII_EXPAND_REG1_RUDI_C) /* receiving CONFIG */ | |
5651 | return 0; | |
5652 | ||
5653 | return 1; | |
5654 | } | |
5655 | ||
b6016b76 | 5656 | static void |
48b01e2d | 5657 | bnx2_5706_serdes_timer(struct bnx2 *bp) |
b6016b76 | 5658 | { |
b2fadeae MC |
5659 | int check_link = 1; |
5660 | ||
48b01e2d | 5661 | spin_lock(&bp->phy_lock); |
b2fadeae | 5662 | if (bp->serdes_an_pending) { |
48b01e2d | 5663 | bp->serdes_an_pending--; |
b2fadeae MC |
5664 | check_link = 0; |
5665 | } else if ((bp->link_up == 0) && (bp->autoneg & AUTONEG_SPEED)) { | |
48b01e2d | 5666 | u32 bmcr; |
b6016b76 | 5667 | |
ac392abc | 5668 | bp->current_interval = BNX2_TIMER_INTERVAL; |
cd339a0e | 5669 | |
ca58c3af | 5670 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
b6016b76 | 5671 | |
48b01e2d | 5672 | if (bmcr & BMCR_ANENABLE) { |
b2fadeae | 5673 | if (bnx2_5706_serdes_has_link(bp)) { |
48b01e2d MC |
5674 | bmcr &= ~BMCR_ANENABLE; |
5675 | bmcr |= BMCR_SPEED1000 | BMCR_FULLDPLX; | |
ca58c3af | 5676 | bnx2_write_phy(bp, bp->mii_bmcr, bmcr); |
583c28e5 | 5677 | bp->phy_flags |= BNX2_PHY_FLAG_PARALLEL_DETECT; |
48b01e2d | 5678 | } |
b6016b76 | 5679 | } |
48b01e2d MC |
5680 | } |
5681 | else if ((bp->link_up) && (bp->autoneg & AUTONEG_SPEED) && | |
583c28e5 | 5682 | (bp->phy_flags & BNX2_PHY_FLAG_PARALLEL_DETECT)) { |
48b01e2d | 5683 | u32 phy2; |
b6016b76 | 5684 | |
48b01e2d MC |
5685 | bnx2_write_phy(bp, 0x17, 0x0f01); |
5686 | bnx2_read_phy(bp, 0x15, &phy2); | |
5687 | if (phy2 & 0x20) { | |
5688 | u32 bmcr; | |
cd339a0e | 5689 | |
ca58c3af | 5690 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
48b01e2d | 5691 | bmcr |= BMCR_ANENABLE; |
ca58c3af | 5692 | bnx2_write_phy(bp, bp->mii_bmcr, bmcr); |
b6016b76 | 5693 | |
583c28e5 | 5694 | bp->phy_flags &= ~BNX2_PHY_FLAG_PARALLEL_DETECT; |
48b01e2d MC |
5695 | } |
5696 | } else | |
ac392abc | 5697 | bp->current_interval = BNX2_TIMER_INTERVAL; |
b6016b76 | 5698 | |
a2724e25 | 5699 | if (check_link) { |
b2fadeae MC |
5700 | u32 val; |
5701 | ||
5702 | bnx2_write_phy(bp, MII_BNX2_MISC_SHADOW, MISC_SHDW_AN_DBG); | |
5703 | bnx2_read_phy(bp, MII_BNX2_MISC_SHADOW, &val); | |
5704 | bnx2_read_phy(bp, MII_BNX2_MISC_SHADOW, &val); | |
5705 | ||
a2724e25 MC |
5706 | if (bp->link_up && (val & MISC_SHDW_AN_DBG_NOSYNC)) { |
5707 | if (!(bp->phy_flags & BNX2_PHY_FLAG_FORCED_DOWN)) { | |
5708 | bnx2_5706s_force_link_dn(bp, 1); | |
5709 | bp->phy_flags |= BNX2_PHY_FLAG_FORCED_DOWN; | |
5710 | } else | |
5711 | bnx2_set_link(bp); | |
5712 | } else if (!bp->link_up && !(val & MISC_SHDW_AN_DBG_NOSYNC)) | |
5713 | bnx2_set_link(bp); | |
b2fadeae | 5714 | } |
48b01e2d MC |
5715 | spin_unlock(&bp->phy_lock); |
5716 | } | |
b6016b76 | 5717 | |
f8dd064e MC |
5718 | static void |
5719 | bnx2_5708_serdes_timer(struct bnx2 *bp) | |
5720 | { | |
583c28e5 | 5721 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) |
0d8a6571 MC |
5722 | return; |
5723 | ||
583c28e5 | 5724 | if ((bp->phy_flags & BNX2_PHY_FLAG_2_5G_CAPABLE) == 0) { |
f8dd064e MC |
5725 | bp->serdes_an_pending = 0; |
5726 | return; | |
5727 | } | |
b6016b76 | 5728 | |
f8dd064e MC |
5729 | spin_lock(&bp->phy_lock); |
5730 | if (bp->serdes_an_pending) | |
5731 | bp->serdes_an_pending--; | |
5732 | else if ((bp->link_up == 0) && (bp->autoneg & AUTONEG_SPEED)) { | |
5733 | u32 bmcr; | |
b6016b76 | 5734 | |
ca58c3af | 5735 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
f8dd064e | 5736 | if (bmcr & BMCR_ANENABLE) { |
605a9e20 | 5737 | bnx2_enable_forced_2g5(bp); |
40105c0b | 5738 | bp->current_interval = BNX2_SERDES_FORCED_TIMEOUT; |
f8dd064e | 5739 | } else { |
605a9e20 | 5740 | bnx2_disable_forced_2g5(bp); |
f8dd064e | 5741 | bp->serdes_an_pending = 2; |
ac392abc | 5742 | bp->current_interval = BNX2_TIMER_INTERVAL; |
b6016b76 | 5743 | } |
b6016b76 | 5744 | |
f8dd064e | 5745 | } else |
ac392abc | 5746 | bp->current_interval = BNX2_TIMER_INTERVAL; |
b6016b76 | 5747 | |
f8dd064e MC |
5748 | spin_unlock(&bp->phy_lock); |
5749 | } | |
5750 | ||
48b01e2d MC |
5751 | static void |
5752 | bnx2_timer(unsigned long data) | |
5753 | { | |
5754 | struct bnx2 *bp = (struct bnx2 *) data; | |
b6016b76 | 5755 | |
48b01e2d MC |
5756 | if (!netif_running(bp->dev)) |
5757 | return; | |
b6016b76 | 5758 | |
48b01e2d MC |
5759 | if (atomic_read(&bp->intr_sem) != 0) |
5760 | goto bnx2_restart_timer; | |
b6016b76 | 5761 | |
efba0180 MC |
5762 | if ((bp->flags & (BNX2_FLAG_USING_MSI | BNX2_FLAG_ONE_SHOT_MSI)) == |
5763 | BNX2_FLAG_USING_MSI) | |
5764 | bnx2_chk_missed_msi(bp); | |
5765 | ||
df149d70 | 5766 | bnx2_send_heart_beat(bp); |
b6016b76 | 5767 | |
2726d6e1 MC |
5768 | bp->stats_blk->stat_FwRxDrop = |
5769 | bnx2_reg_rd_ind(bp, BNX2_FW_RX_DROP_COUNT); | |
b6016b76 | 5770 | |
02537b06 MC |
5771 | /* workaround occasional corrupted counters */ |
5772 | if (CHIP_NUM(bp) == CHIP_NUM_5708 && bp->stats_ticks) | |
5773 | REG_WR(bp, BNX2_HC_COMMAND, bp->hc_cmd | | |
5774 | BNX2_HC_COMMAND_STATS_NOW); | |
5775 | ||
583c28e5 | 5776 | if (bp->phy_flags & BNX2_PHY_FLAG_SERDES) { |
f8dd064e MC |
5777 | if (CHIP_NUM(bp) == CHIP_NUM_5706) |
5778 | bnx2_5706_serdes_timer(bp); | |
27a005b8 | 5779 | else |
f8dd064e | 5780 | bnx2_5708_serdes_timer(bp); |
b6016b76 MC |
5781 | } |
5782 | ||
5783 | bnx2_restart_timer: | |
cd339a0e | 5784 | mod_timer(&bp->timer, jiffies + bp->current_interval); |
b6016b76 MC |
5785 | } |
5786 | ||
8e6a72c4 MC |
5787 | static int |
5788 | bnx2_request_irq(struct bnx2 *bp) | |
5789 | { | |
6d866ffc | 5790 | unsigned long flags; |
b4b36042 MC |
5791 | struct bnx2_irq *irq; |
5792 | int rc = 0, i; | |
8e6a72c4 | 5793 | |
f86e82fb | 5794 | if (bp->flags & BNX2_FLAG_USING_MSI_OR_MSIX) |
6d866ffc MC |
5795 | flags = 0; |
5796 | else | |
5797 | flags = IRQF_SHARED; | |
b4b36042 MC |
5798 | |
5799 | for (i = 0; i < bp->irq_nvecs; i++) { | |
5800 | irq = &bp->irq_tbl[i]; | |
c76c0475 | 5801 | rc = request_irq(irq->vector, irq->handler, flags, irq->name, |
f0ea2e63 | 5802 | &bp->bnx2_napi[i]); |
b4b36042 MC |
5803 | if (rc) |
5804 | break; | |
5805 | irq->requested = 1; | |
5806 | } | |
8e6a72c4 MC |
5807 | return rc; |
5808 | } | |
5809 | ||
5810 | static void | |
5811 | bnx2_free_irq(struct bnx2 *bp) | |
5812 | { | |
b4b36042 MC |
5813 | struct bnx2_irq *irq; |
5814 | int i; | |
8e6a72c4 | 5815 | |
b4b36042 MC |
5816 | for (i = 0; i < bp->irq_nvecs; i++) { |
5817 | irq = &bp->irq_tbl[i]; | |
5818 | if (irq->requested) | |
f0ea2e63 | 5819 | free_irq(irq->vector, &bp->bnx2_napi[i]); |
b4b36042 | 5820 | irq->requested = 0; |
6d866ffc | 5821 | } |
f86e82fb | 5822 | if (bp->flags & BNX2_FLAG_USING_MSI) |
b4b36042 | 5823 | pci_disable_msi(bp->pdev); |
f86e82fb | 5824 | else if (bp->flags & BNX2_FLAG_USING_MSIX) |
b4b36042 MC |
5825 | pci_disable_msix(bp->pdev); |
5826 | ||
f86e82fb | 5827 | bp->flags &= ~(BNX2_FLAG_USING_MSI_OR_MSIX | BNX2_FLAG_ONE_SHOT_MSI); |
b4b36042 MC |
5828 | } |
5829 | ||
5830 | static void | |
5e9ad9e1 | 5831 | bnx2_enable_msix(struct bnx2 *bp, int msix_vecs) |
b4b36042 | 5832 | { |
57851d84 MC |
5833 | int i, rc; |
5834 | struct msix_entry msix_ent[BNX2_MAX_MSIX_VEC]; | |
4e1d0de9 MC |
5835 | struct net_device *dev = bp->dev; |
5836 | const int len = sizeof(bp->irq_tbl[0].name); | |
57851d84 | 5837 | |
b4b36042 MC |
5838 | bnx2_setup_msix_tbl(bp); |
5839 | REG_WR(bp, BNX2_PCI_MSIX_CONTROL, BNX2_MAX_MSIX_HW_VEC - 1); | |
5840 | REG_WR(bp, BNX2_PCI_MSIX_TBL_OFF_BIR, BNX2_PCI_GRC_WINDOW2_BASE); | |
5841 | REG_WR(bp, BNX2_PCI_MSIX_PBA_OFF_BIT, BNX2_PCI_GRC_WINDOW3_BASE); | |
57851d84 MC |
5842 | |
5843 | for (i = 0; i < BNX2_MAX_MSIX_VEC; i++) { | |
5844 | msix_ent[i].entry = i; | |
5845 | msix_ent[i].vector = 0; | |
35e9010b | 5846 | |
4e1d0de9 | 5847 | snprintf(bp->irq_tbl[i].name, len, "%s-%d", dev->name, i); |
f0ea2e63 | 5848 | bp->irq_tbl[i].handler = bnx2_msi_1shot; |
57851d84 MC |
5849 | } |
5850 | ||
5851 | rc = pci_enable_msix(bp->pdev, msix_ent, BNX2_MAX_MSIX_VEC); | |
5852 | if (rc != 0) | |
5853 | return; | |
5854 | ||
5e9ad9e1 | 5855 | bp->irq_nvecs = msix_vecs; |
f86e82fb | 5856 | bp->flags |= BNX2_FLAG_USING_MSIX | BNX2_FLAG_ONE_SHOT_MSI; |
57851d84 MC |
5857 | for (i = 0; i < BNX2_MAX_MSIX_VEC; i++) |
5858 | bp->irq_tbl[i].vector = msix_ent[i].vector; | |
6d866ffc MC |
5859 | } |
5860 | ||
5861 | static void | |
5862 | bnx2_setup_int_mode(struct bnx2 *bp, int dis_msi) | |
5863 | { | |
5e9ad9e1 | 5864 | int cpus = num_online_cpus(); |
706bf240 | 5865 | int msix_vecs = min(cpus + 1, RX_MAX_RINGS); |
5e9ad9e1 | 5866 | |
6d866ffc MC |
5867 | bp->irq_tbl[0].handler = bnx2_interrupt; |
5868 | strcpy(bp->irq_tbl[0].name, bp->dev->name); | |
b4b36042 MC |
5869 | bp->irq_nvecs = 1; |
5870 | bp->irq_tbl[0].vector = bp->pdev->irq; | |
5871 | ||
5e9ad9e1 MC |
5872 | if ((bp->flags & BNX2_FLAG_MSIX_CAP) && !dis_msi && cpus > 1) |
5873 | bnx2_enable_msix(bp, msix_vecs); | |
6d866ffc | 5874 | |
f86e82fb DM |
5875 | if ((bp->flags & BNX2_FLAG_MSI_CAP) && !dis_msi && |
5876 | !(bp->flags & BNX2_FLAG_USING_MSIX)) { | |
6d866ffc | 5877 | if (pci_enable_msi(bp->pdev) == 0) { |
f86e82fb | 5878 | bp->flags |= BNX2_FLAG_USING_MSI; |
6d866ffc | 5879 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
f86e82fb | 5880 | bp->flags |= BNX2_FLAG_ONE_SHOT_MSI; |
6d866ffc MC |
5881 | bp->irq_tbl[0].handler = bnx2_msi_1shot; |
5882 | } else | |
5883 | bp->irq_tbl[0].handler = bnx2_msi; | |
b4b36042 MC |
5884 | |
5885 | bp->irq_tbl[0].vector = bp->pdev->irq; | |
6d866ffc MC |
5886 | } |
5887 | } | |
706bf240 BL |
5888 | |
5889 | bp->num_tx_rings = rounddown_pow_of_two(bp->irq_nvecs); | |
5890 | bp->dev->real_num_tx_queues = bp->num_tx_rings; | |
5891 | ||
5e9ad9e1 | 5892 | bp->num_rx_rings = bp->irq_nvecs; |
8e6a72c4 MC |
5893 | } |
5894 | ||
b6016b76 MC |
5895 | /* Called with rtnl_lock */ |
5896 | static int | |
5897 | bnx2_open(struct net_device *dev) | |
5898 | { | |
972ec0d4 | 5899 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5900 | int rc; |
5901 | ||
1b2f922f MC |
5902 | netif_carrier_off(dev); |
5903 | ||
829ca9a3 | 5904 | bnx2_set_power_state(bp, PCI_D0); |
b6016b76 MC |
5905 | bnx2_disable_int(bp); |
5906 | ||
35e9010b MC |
5907 | bnx2_setup_int_mode(bp, disable_msi); |
5908 | bnx2_napi_enable(bp); | |
b6016b76 | 5909 | rc = bnx2_alloc_mem(bp); |
2739a8bb MC |
5910 | if (rc) |
5911 | goto open_err; | |
b6016b76 | 5912 | |
8e6a72c4 | 5913 | rc = bnx2_request_irq(bp); |
2739a8bb MC |
5914 | if (rc) |
5915 | goto open_err; | |
b6016b76 | 5916 | |
9a120bc5 | 5917 | rc = bnx2_init_nic(bp, 1); |
2739a8bb MC |
5918 | if (rc) |
5919 | goto open_err; | |
6aa20a22 | 5920 | |
cd339a0e | 5921 | mod_timer(&bp->timer, jiffies + bp->current_interval); |
b6016b76 MC |
5922 | |
5923 | atomic_set(&bp->intr_sem, 0); | |
5924 | ||
5925 | bnx2_enable_int(bp); | |
5926 | ||
f86e82fb | 5927 | if (bp->flags & BNX2_FLAG_USING_MSI) { |
b6016b76 MC |
5928 | /* Test MSI to make sure it is working |
5929 | * If MSI test fails, go back to INTx mode | |
5930 | */ | |
5931 | if (bnx2_test_intr(bp) != 0) { | |
5932 | printk(KERN_WARNING PFX "%s: No interrupt was generated" | |
5933 | " using MSI, switching to INTx mode. Please" | |
5934 | " report this failure to the PCI maintainer" | |
5935 | " and include system chipset information.\n", | |
5936 | bp->dev->name); | |
5937 | ||
5938 | bnx2_disable_int(bp); | |
8e6a72c4 | 5939 | bnx2_free_irq(bp); |
b6016b76 | 5940 | |
6d866ffc MC |
5941 | bnx2_setup_int_mode(bp, 1); |
5942 | ||
9a120bc5 | 5943 | rc = bnx2_init_nic(bp, 0); |
b6016b76 | 5944 | |
8e6a72c4 MC |
5945 | if (!rc) |
5946 | rc = bnx2_request_irq(bp); | |
5947 | ||
b6016b76 | 5948 | if (rc) { |
b6016b76 | 5949 | del_timer_sync(&bp->timer); |
2739a8bb | 5950 | goto open_err; |
b6016b76 MC |
5951 | } |
5952 | bnx2_enable_int(bp); | |
5953 | } | |
5954 | } | |
f86e82fb | 5955 | if (bp->flags & BNX2_FLAG_USING_MSI) |
b6016b76 | 5956 | printk(KERN_INFO PFX "%s: using MSI\n", dev->name); |
f86e82fb | 5957 | else if (bp->flags & BNX2_FLAG_USING_MSIX) |
57851d84 | 5958 | printk(KERN_INFO PFX "%s: using MSIX\n", dev->name); |
b6016b76 | 5959 | |
706bf240 | 5960 | netif_tx_start_all_queues(dev); |
b6016b76 MC |
5961 | |
5962 | return 0; | |
2739a8bb MC |
5963 | |
5964 | open_err: | |
5965 | bnx2_napi_disable(bp); | |
5966 | bnx2_free_skbs(bp); | |
5967 | bnx2_free_irq(bp); | |
5968 | bnx2_free_mem(bp); | |
5969 | return rc; | |
b6016b76 MC |
5970 | } |
5971 | ||
5972 | static void | |
c4028958 | 5973 | bnx2_reset_task(struct work_struct *work) |
b6016b76 | 5974 | { |
c4028958 | 5975 | struct bnx2 *bp = container_of(work, struct bnx2, reset_task); |
b6016b76 | 5976 | |
afdc08b9 MC |
5977 | if (!netif_running(bp->dev)) |
5978 | return; | |
5979 | ||
b6016b76 MC |
5980 | bnx2_netif_stop(bp); |
5981 | ||
9a120bc5 | 5982 | bnx2_init_nic(bp, 1); |
b6016b76 MC |
5983 | |
5984 | atomic_set(&bp->intr_sem, 1); | |
5985 | bnx2_netif_start(bp); | |
5986 | } | |
5987 | ||
5988 | static void | |
5989 | bnx2_tx_timeout(struct net_device *dev) | |
5990 | { | |
972ec0d4 | 5991 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5992 | |
5993 | /* This allows the netif to be shutdown gracefully before resetting */ | |
5994 | schedule_work(&bp->reset_task); | |
5995 | } | |
5996 | ||
5997 | #ifdef BCM_VLAN | |
5998 | /* Called with rtnl_lock */ | |
5999 | static void | |
6000 | bnx2_vlan_rx_register(struct net_device *dev, struct vlan_group *vlgrp) | |
6001 | { | |
972ec0d4 | 6002 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6003 | |
6004 | bnx2_netif_stop(bp); | |
6005 | ||
6006 | bp->vlgrp = vlgrp; | |
6007 | bnx2_set_rx_mode(dev); | |
7c62e83b MC |
6008 | if (bp->flags & BNX2_FLAG_CAN_KEEP_VLAN) |
6009 | bnx2_fw_sync(bp, BNX2_DRV_MSG_CODE_KEEP_VLAN_UPDATE, 0, 1); | |
b6016b76 MC |
6010 | |
6011 | bnx2_netif_start(bp); | |
6012 | } | |
b6016b76 MC |
6013 | #endif |
6014 | ||
932ff279 | 6015 | /* Called with netif_tx_lock. |
2f8af120 MC |
6016 | * bnx2_tx_int() runs without netif_tx_lock unless it needs to call |
6017 | * netif_wake_queue(). | |
b6016b76 MC |
6018 | */ |
6019 | static int | |
6020 | bnx2_start_xmit(struct sk_buff *skb, struct net_device *dev) | |
6021 | { | |
972ec0d4 | 6022 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6023 | dma_addr_t mapping; |
6024 | struct tx_bd *txbd; | |
3d16af86 | 6025 | struct sw_tx_bd *tx_buf; |
b6016b76 MC |
6026 | u32 len, vlan_tag_flags, last_frag, mss; |
6027 | u16 prod, ring_prod; | |
6028 | int i; | |
706bf240 BL |
6029 | struct bnx2_napi *bnapi; |
6030 | struct bnx2_tx_ring_info *txr; | |
6031 | struct netdev_queue *txq; | |
3d16af86 | 6032 | struct skb_shared_info *sp; |
706bf240 BL |
6033 | |
6034 | /* Determine which tx ring we will be placed on */ | |
6035 | i = skb_get_queue_mapping(skb); | |
6036 | bnapi = &bp->bnx2_napi[i]; | |
6037 | txr = &bnapi->tx_ring; | |
6038 | txq = netdev_get_tx_queue(dev, i); | |
b6016b76 | 6039 | |
35e9010b | 6040 | if (unlikely(bnx2_tx_avail(bp, txr) < |
a550c99b | 6041 | (skb_shinfo(skb)->nr_frags + 1))) { |
706bf240 | 6042 | netif_tx_stop_queue(txq); |
b6016b76 MC |
6043 | printk(KERN_ERR PFX "%s: BUG! Tx ring full when queue awake!\n", |
6044 | dev->name); | |
6045 | ||
6046 | return NETDEV_TX_BUSY; | |
6047 | } | |
6048 | len = skb_headlen(skb); | |
35e9010b | 6049 | prod = txr->tx_prod; |
b6016b76 MC |
6050 | ring_prod = TX_RING_IDX(prod); |
6051 | ||
6052 | vlan_tag_flags = 0; | |
84fa7933 | 6053 | if (skb->ip_summed == CHECKSUM_PARTIAL) { |
b6016b76 MC |
6054 | vlan_tag_flags |= TX_BD_FLAGS_TCP_UDP_CKSUM; |
6055 | } | |
6056 | ||
729b85cd | 6057 | #ifdef BCM_VLAN |
79ea13ce | 6058 | if (bp->vlgrp && vlan_tx_tag_present(skb)) { |
b6016b76 MC |
6059 | vlan_tag_flags |= |
6060 | (TX_BD_FLAGS_VLAN_TAG | (vlan_tx_tag_get(skb) << 16)); | |
6061 | } | |
729b85cd | 6062 | #endif |
fde82055 | 6063 | if ((mss = skb_shinfo(skb)->gso_size)) { |
a1efb4b6 | 6064 | u32 tcp_opt_len; |
eddc9ec5 | 6065 | struct iphdr *iph; |
b6016b76 | 6066 | |
b6016b76 MC |
6067 | vlan_tag_flags |= TX_BD_FLAGS_SW_LSO; |
6068 | ||
4666f87a MC |
6069 | tcp_opt_len = tcp_optlen(skb); |
6070 | ||
6071 | if (skb_shinfo(skb)->gso_type & SKB_GSO_TCPV6) { | |
6072 | u32 tcp_off = skb_transport_offset(skb) - | |
6073 | sizeof(struct ipv6hdr) - ETH_HLEN; | |
ab6a5bb6 | 6074 | |
4666f87a MC |
6075 | vlan_tag_flags |= ((tcp_opt_len >> 2) << 8) | |
6076 | TX_BD_FLAGS_SW_FLAGS; | |
6077 | if (likely(tcp_off == 0)) | |
6078 | vlan_tag_flags &= ~TX_BD_FLAGS_TCP6_OFF0_MSK; | |
6079 | else { | |
6080 | tcp_off >>= 3; | |
6081 | vlan_tag_flags |= ((tcp_off & 0x3) << | |
6082 | TX_BD_FLAGS_TCP6_OFF0_SHL) | | |
6083 | ((tcp_off & 0x10) << | |
6084 | TX_BD_FLAGS_TCP6_OFF4_SHL); | |
6085 | mss |= (tcp_off & 0xc) << TX_BD_TCP6_OFF2_SHL; | |
6086 | } | |
6087 | } else { | |
4666f87a | 6088 | iph = ip_hdr(skb); |
4666f87a MC |
6089 | if (tcp_opt_len || (iph->ihl > 5)) { |
6090 | vlan_tag_flags |= ((iph->ihl - 5) + | |
6091 | (tcp_opt_len >> 2)) << 8; | |
6092 | } | |
b6016b76 | 6093 | } |
4666f87a | 6094 | } else |
b6016b76 | 6095 | mss = 0; |
b6016b76 | 6096 | |
3d16af86 BL |
6097 | if (skb_dma_map(&bp->pdev->dev, skb, DMA_TO_DEVICE)) { |
6098 | dev_kfree_skb(skb); | |
6099 | return NETDEV_TX_OK; | |
6100 | } | |
6101 | ||
6102 | sp = skb_shinfo(skb); | |
6103 | mapping = sp->dma_maps[0]; | |
6aa20a22 | 6104 | |
35e9010b | 6105 | tx_buf = &txr->tx_buf_ring[ring_prod]; |
b6016b76 | 6106 | tx_buf->skb = skb; |
b6016b76 | 6107 | |
35e9010b | 6108 | txbd = &txr->tx_desc_ring[ring_prod]; |
b6016b76 MC |
6109 | |
6110 | txbd->tx_bd_haddr_hi = (u64) mapping >> 32; | |
6111 | txbd->tx_bd_haddr_lo = (u64) mapping & 0xffffffff; | |
6112 | txbd->tx_bd_mss_nbytes = len | (mss << 16); | |
6113 | txbd->tx_bd_vlan_tag_flags = vlan_tag_flags | TX_BD_FLAGS_START; | |
6114 | ||
6115 | last_frag = skb_shinfo(skb)->nr_frags; | |
6116 | ||
6117 | for (i = 0; i < last_frag; i++) { | |
6118 | skb_frag_t *frag = &skb_shinfo(skb)->frags[i]; | |
6119 | ||
6120 | prod = NEXT_TX_BD(prod); | |
6121 | ring_prod = TX_RING_IDX(prod); | |
35e9010b | 6122 | txbd = &txr->tx_desc_ring[ring_prod]; |
b6016b76 MC |
6123 | |
6124 | len = frag->size; | |
3d16af86 | 6125 | mapping = sp->dma_maps[i + 1]; |
b6016b76 MC |
6126 | |
6127 | txbd->tx_bd_haddr_hi = (u64) mapping >> 32; | |
6128 | txbd->tx_bd_haddr_lo = (u64) mapping & 0xffffffff; | |
6129 | txbd->tx_bd_mss_nbytes = len | (mss << 16); | |
6130 | txbd->tx_bd_vlan_tag_flags = vlan_tag_flags; | |
6131 | ||
6132 | } | |
6133 | txbd->tx_bd_vlan_tag_flags |= TX_BD_FLAGS_END; | |
6134 | ||
6135 | prod = NEXT_TX_BD(prod); | |
35e9010b | 6136 | txr->tx_prod_bseq += skb->len; |
b6016b76 | 6137 | |
35e9010b MC |
6138 | REG_WR16(bp, txr->tx_bidx_addr, prod); |
6139 | REG_WR(bp, txr->tx_bseq_addr, txr->tx_prod_bseq); | |
b6016b76 MC |
6140 | |
6141 | mmiowb(); | |
6142 | ||
35e9010b | 6143 | txr->tx_prod = prod; |
b6016b76 MC |
6144 | dev->trans_start = jiffies; |
6145 | ||
35e9010b | 6146 | if (unlikely(bnx2_tx_avail(bp, txr) <= MAX_SKB_FRAGS)) { |
706bf240 | 6147 | netif_tx_stop_queue(txq); |
35e9010b | 6148 | if (bnx2_tx_avail(bp, txr) > bp->tx_wake_thresh) |
706bf240 | 6149 | netif_tx_wake_queue(txq); |
b6016b76 MC |
6150 | } |
6151 | ||
6152 | return NETDEV_TX_OK; | |
6153 | } | |
6154 | ||
6155 | /* Called with rtnl_lock */ | |
6156 | static int | |
6157 | bnx2_close(struct net_device *dev) | |
6158 | { | |
972ec0d4 | 6159 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 6160 | |
4bb073c0 | 6161 | cancel_work_sync(&bp->reset_task); |
afdc08b9 | 6162 | |
bea3348e | 6163 | bnx2_disable_int_sync(bp); |
35efa7c1 | 6164 | bnx2_napi_disable(bp); |
b6016b76 | 6165 | del_timer_sync(&bp->timer); |
74bf4ba3 | 6166 | bnx2_shutdown_chip(bp); |
8e6a72c4 | 6167 | bnx2_free_irq(bp); |
b6016b76 MC |
6168 | bnx2_free_skbs(bp); |
6169 | bnx2_free_mem(bp); | |
6170 | bp->link_up = 0; | |
6171 | netif_carrier_off(bp->dev); | |
829ca9a3 | 6172 | bnx2_set_power_state(bp, PCI_D3hot); |
b6016b76 MC |
6173 | return 0; |
6174 | } | |
6175 | ||
6176 | #define GET_NET_STATS64(ctr) \ | |
6177 | (unsigned long) ((unsigned long) (ctr##_hi) << 32) + \ | |
6178 | (unsigned long) (ctr##_lo) | |
6179 | ||
6180 | #define GET_NET_STATS32(ctr) \ | |
6181 | (ctr##_lo) | |
6182 | ||
6183 | #if (BITS_PER_LONG == 64) | |
6184 | #define GET_NET_STATS GET_NET_STATS64 | |
6185 | #else | |
6186 | #define GET_NET_STATS GET_NET_STATS32 | |
6187 | #endif | |
6188 | ||
6189 | static struct net_device_stats * | |
6190 | bnx2_get_stats(struct net_device *dev) | |
6191 | { | |
972ec0d4 | 6192 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 6193 | struct statistics_block *stats_blk = bp->stats_blk; |
d8e8034d | 6194 | struct net_device_stats *net_stats = &dev->stats; |
b6016b76 MC |
6195 | |
6196 | if (bp->stats_blk == NULL) { | |
6197 | return net_stats; | |
6198 | } | |
6199 | net_stats->rx_packets = | |
6200 | GET_NET_STATS(stats_blk->stat_IfHCInUcastPkts) + | |
6201 | GET_NET_STATS(stats_blk->stat_IfHCInMulticastPkts) + | |
6202 | GET_NET_STATS(stats_blk->stat_IfHCInBroadcastPkts); | |
6203 | ||
6204 | net_stats->tx_packets = | |
6205 | GET_NET_STATS(stats_blk->stat_IfHCOutUcastPkts) + | |
6206 | GET_NET_STATS(stats_blk->stat_IfHCOutMulticastPkts) + | |
6207 | GET_NET_STATS(stats_blk->stat_IfHCOutBroadcastPkts); | |
6208 | ||
6209 | net_stats->rx_bytes = | |
6210 | GET_NET_STATS(stats_blk->stat_IfHCInOctets); | |
6211 | ||
6212 | net_stats->tx_bytes = | |
6213 | GET_NET_STATS(stats_blk->stat_IfHCOutOctets); | |
6214 | ||
6aa20a22 | 6215 | net_stats->multicast = |
b6016b76 MC |
6216 | GET_NET_STATS(stats_blk->stat_IfHCOutMulticastPkts); |
6217 | ||
6aa20a22 | 6218 | net_stats->collisions = |
b6016b76 MC |
6219 | (unsigned long) stats_blk->stat_EtherStatsCollisions; |
6220 | ||
6aa20a22 | 6221 | net_stats->rx_length_errors = |
b6016b76 MC |
6222 | (unsigned long) (stats_blk->stat_EtherStatsUndersizePkts + |
6223 | stats_blk->stat_EtherStatsOverrsizePkts); | |
6224 | ||
6aa20a22 | 6225 | net_stats->rx_over_errors = |
b6016b76 MC |
6226 | (unsigned long) stats_blk->stat_IfInMBUFDiscards; |
6227 | ||
6aa20a22 | 6228 | net_stats->rx_frame_errors = |
b6016b76 MC |
6229 | (unsigned long) stats_blk->stat_Dot3StatsAlignmentErrors; |
6230 | ||
6aa20a22 | 6231 | net_stats->rx_crc_errors = |
b6016b76 MC |
6232 | (unsigned long) stats_blk->stat_Dot3StatsFCSErrors; |
6233 | ||
6234 | net_stats->rx_errors = net_stats->rx_length_errors + | |
6235 | net_stats->rx_over_errors + net_stats->rx_frame_errors + | |
6236 | net_stats->rx_crc_errors; | |
6237 | ||
6238 | net_stats->tx_aborted_errors = | |
6239 | (unsigned long) (stats_blk->stat_Dot3StatsExcessiveCollisions + | |
6240 | stats_blk->stat_Dot3StatsLateCollisions); | |
6241 | ||
5b0c76ad MC |
6242 | if ((CHIP_NUM(bp) == CHIP_NUM_5706) || |
6243 | (CHIP_ID(bp) == CHIP_ID_5708_A0)) | |
b6016b76 MC |
6244 | net_stats->tx_carrier_errors = 0; |
6245 | else { | |
6246 | net_stats->tx_carrier_errors = | |
6247 | (unsigned long) | |
6248 | stats_blk->stat_Dot3StatsCarrierSenseErrors; | |
6249 | } | |
6250 | ||
6251 | net_stats->tx_errors = | |
6aa20a22 | 6252 | (unsigned long) |
b6016b76 MC |
6253 | stats_blk->stat_emac_tx_stat_dot3statsinternalmactransmiterrors |
6254 | + | |
6255 | net_stats->tx_aborted_errors + | |
6256 | net_stats->tx_carrier_errors; | |
6257 | ||
cea94db9 MC |
6258 | net_stats->rx_missed_errors = |
6259 | (unsigned long) (stats_blk->stat_IfInMBUFDiscards + | |
6260 | stats_blk->stat_FwRxDrop); | |
6261 | ||
b6016b76 MC |
6262 | return net_stats; |
6263 | } | |
6264 | ||
6265 | /* All ethtool functions called with rtnl_lock */ | |
6266 | ||
6267 | static int | |
6268 | bnx2_get_settings(struct net_device *dev, struct ethtool_cmd *cmd) | |
6269 | { | |
972ec0d4 | 6270 | struct bnx2 *bp = netdev_priv(dev); |
7b6b8347 | 6271 | int support_serdes = 0, support_copper = 0; |
b6016b76 MC |
6272 | |
6273 | cmd->supported = SUPPORTED_Autoneg; | |
583c28e5 | 6274 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) { |
7b6b8347 MC |
6275 | support_serdes = 1; |
6276 | support_copper = 1; | |
6277 | } else if (bp->phy_port == PORT_FIBRE) | |
6278 | support_serdes = 1; | |
6279 | else | |
6280 | support_copper = 1; | |
6281 | ||
6282 | if (support_serdes) { | |
b6016b76 MC |
6283 | cmd->supported |= SUPPORTED_1000baseT_Full | |
6284 | SUPPORTED_FIBRE; | |
583c28e5 | 6285 | if (bp->phy_flags & BNX2_PHY_FLAG_2_5G_CAPABLE) |
605a9e20 | 6286 | cmd->supported |= SUPPORTED_2500baseX_Full; |
b6016b76 | 6287 | |
b6016b76 | 6288 | } |
7b6b8347 | 6289 | if (support_copper) { |
b6016b76 MC |
6290 | cmd->supported |= SUPPORTED_10baseT_Half | |
6291 | SUPPORTED_10baseT_Full | | |
6292 | SUPPORTED_100baseT_Half | | |
6293 | SUPPORTED_100baseT_Full | | |
6294 | SUPPORTED_1000baseT_Full | | |
6295 | SUPPORTED_TP; | |
6296 | ||
b6016b76 MC |
6297 | } |
6298 | ||
7b6b8347 MC |
6299 | spin_lock_bh(&bp->phy_lock); |
6300 | cmd->port = bp->phy_port; | |
b6016b76 MC |
6301 | cmd->advertising = bp->advertising; |
6302 | ||
6303 | if (bp->autoneg & AUTONEG_SPEED) { | |
6304 | cmd->autoneg = AUTONEG_ENABLE; | |
6305 | } | |
6306 | else { | |
6307 | cmd->autoneg = AUTONEG_DISABLE; | |
6308 | } | |
6309 | ||
6310 | if (netif_carrier_ok(dev)) { | |
6311 | cmd->speed = bp->line_speed; | |
6312 | cmd->duplex = bp->duplex; | |
6313 | } | |
6314 | else { | |
6315 | cmd->speed = -1; | |
6316 | cmd->duplex = -1; | |
6317 | } | |
7b6b8347 | 6318 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
6319 | |
6320 | cmd->transceiver = XCVR_INTERNAL; | |
6321 | cmd->phy_address = bp->phy_addr; | |
6322 | ||
6323 | return 0; | |
6324 | } | |
6aa20a22 | 6325 | |
b6016b76 MC |
6326 | static int |
6327 | bnx2_set_settings(struct net_device *dev, struct ethtool_cmd *cmd) | |
6328 | { | |
972ec0d4 | 6329 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6330 | u8 autoneg = bp->autoneg; |
6331 | u8 req_duplex = bp->req_duplex; | |
6332 | u16 req_line_speed = bp->req_line_speed; | |
6333 | u32 advertising = bp->advertising; | |
7b6b8347 MC |
6334 | int err = -EINVAL; |
6335 | ||
6336 | spin_lock_bh(&bp->phy_lock); | |
6337 | ||
6338 | if (cmd->port != PORT_TP && cmd->port != PORT_FIBRE) | |
6339 | goto err_out_unlock; | |
6340 | ||
583c28e5 MC |
6341 | if (cmd->port != bp->phy_port && |
6342 | !(bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP)) | |
7b6b8347 | 6343 | goto err_out_unlock; |
b6016b76 | 6344 | |
d6b14486 MC |
6345 | /* If device is down, we can store the settings only if the user |
6346 | * is setting the currently active port. | |
6347 | */ | |
6348 | if (!netif_running(dev) && cmd->port != bp->phy_port) | |
6349 | goto err_out_unlock; | |
6350 | ||
b6016b76 MC |
6351 | if (cmd->autoneg == AUTONEG_ENABLE) { |
6352 | autoneg |= AUTONEG_SPEED; | |
6353 | ||
6aa20a22 | 6354 | cmd->advertising &= ETHTOOL_ALL_COPPER_SPEED; |
b6016b76 MC |
6355 | |
6356 | /* allow advertising 1 speed */ | |
6357 | if ((cmd->advertising == ADVERTISED_10baseT_Half) || | |
6358 | (cmd->advertising == ADVERTISED_10baseT_Full) || | |
6359 | (cmd->advertising == ADVERTISED_100baseT_Half) || | |
6360 | (cmd->advertising == ADVERTISED_100baseT_Full)) { | |
6361 | ||
7b6b8347 MC |
6362 | if (cmd->port == PORT_FIBRE) |
6363 | goto err_out_unlock; | |
b6016b76 MC |
6364 | |
6365 | advertising = cmd->advertising; | |
6366 | ||
27a005b8 | 6367 | } else if (cmd->advertising == ADVERTISED_2500baseX_Full) { |
583c28e5 | 6368 | if (!(bp->phy_flags & BNX2_PHY_FLAG_2_5G_CAPABLE) || |
7b6b8347 MC |
6369 | (cmd->port == PORT_TP)) |
6370 | goto err_out_unlock; | |
6371 | } else if (cmd->advertising == ADVERTISED_1000baseT_Full) | |
b6016b76 | 6372 | advertising = cmd->advertising; |
7b6b8347 MC |
6373 | else if (cmd->advertising == ADVERTISED_1000baseT_Half) |
6374 | goto err_out_unlock; | |
b6016b76 | 6375 | else { |
7b6b8347 | 6376 | if (cmd->port == PORT_FIBRE) |
b6016b76 | 6377 | advertising = ETHTOOL_ALL_FIBRE_SPEED; |
7b6b8347 | 6378 | else |
b6016b76 | 6379 | advertising = ETHTOOL_ALL_COPPER_SPEED; |
b6016b76 MC |
6380 | } |
6381 | advertising |= ADVERTISED_Autoneg; | |
6382 | } | |
6383 | else { | |
7b6b8347 | 6384 | if (cmd->port == PORT_FIBRE) { |
80be4434 MC |
6385 | if ((cmd->speed != SPEED_1000 && |
6386 | cmd->speed != SPEED_2500) || | |
6387 | (cmd->duplex != DUPLEX_FULL)) | |
7b6b8347 | 6388 | goto err_out_unlock; |
80be4434 MC |
6389 | |
6390 | if (cmd->speed == SPEED_2500 && | |
583c28e5 | 6391 | !(bp->phy_flags & BNX2_PHY_FLAG_2_5G_CAPABLE)) |
7b6b8347 | 6392 | goto err_out_unlock; |
b6016b76 | 6393 | } |
7b6b8347 MC |
6394 | else if (cmd->speed == SPEED_1000 || cmd->speed == SPEED_2500) |
6395 | goto err_out_unlock; | |
6396 | ||
b6016b76 MC |
6397 | autoneg &= ~AUTONEG_SPEED; |
6398 | req_line_speed = cmd->speed; | |
6399 | req_duplex = cmd->duplex; | |
6400 | advertising = 0; | |
6401 | } | |
6402 | ||
6403 | bp->autoneg = autoneg; | |
6404 | bp->advertising = advertising; | |
6405 | bp->req_line_speed = req_line_speed; | |
6406 | bp->req_duplex = req_duplex; | |
6407 | ||
d6b14486 MC |
6408 | err = 0; |
6409 | /* If device is down, the new settings will be picked up when it is | |
6410 | * brought up. | |
6411 | */ | |
6412 | if (netif_running(dev)) | |
6413 | err = bnx2_setup_phy(bp, cmd->port); | |
b6016b76 | 6414 | |
7b6b8347 | 6415 | err_out_unlock: |
c770a65c | 6416 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 | 6417 | |
7b6b8347 | 6418 | return err; |
b6016b76 MC |
6419 | } |
6420 | ||
6421 | static void | |
6422 | bnx2_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *info) | |
6423 | { | |
972ec0d4 | 6424 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6425 | |
6426 | strcpy(info->driver, DRV_MODULE_NAME); | |
6427 | strcpy(info->version, DRV_MODULE_VERSION); | |
6428 | strcpy(info->bus_info, pci_name(bp->pdev)); | |
58fc2ea4 | 6429 | strcpy(info->fw_version, bp->fw_version); |
b6016b76 MC |
6430 | } |
6431 | ||
244ac4f4 MC |
6432 | #define BNX2_REGDUMP_LEN (32 * 1024) |
6433 | ||
6434 | static int | |
6435 | bnx2_get_regs_len(struct net_device *dev) | |
6436 | { | |
6437 | return BNX2_REGDUMP_LEN; | |
6438 | } | |
6439 | ||
6440 | static void | |
6441 | bnx2_get_regs(struct net_device *dev, struct ethtool_regs *regs, void *_p) | |
6442 | { | |
6443 | u32 *p = _p, i, offset; | |
6444 | u8 *orig_p = _p; | |
6445 | struct bnx2 *bp = netdev_priv(dev); | |
6446 | u32 reg_boundaries[] = { 0x0000, 0x0098, 0x0400, 0x045c, | |
6447 | 0x0800, 0x0880, 0x0c00, 0x0c10, | |
6448 | 0x0c30, 0x0d08, 0x1000, 0x101c, | |
6449 | 0x1040, 0x1048, 0x1080, 0x10a4, | |
6450 | 0x1400, 0x1490, 0x1498, 0x14f0, | |
6451 | 0x1500, 0x155c, 0x1580, 0x15dc, | |
6452 | 0x1600, 0x1658, 0x1680, 0x16d8, | |
6453 | 0x1800, 0x1820, 0x1840, 0x1854, | |
6454 | 0x1880, 0x1894, 0x1900, 0x1984, | |
6455 | 0x1c00, 0x1c0c, 0x1c40, 0x1c54, | |
6456 | 0x1c80, 0x1c94, 0x1d00, 0x1d84, | |
6457 | 0x2000, 0x2030, 0x23c0, 0x2400, | |
6458 | 0x2800, 0x2820, 0x2830, 0x2850, | |
6459 | 0x2b40, 0x2c10, 0x2fc0, 0x3058, | |
6460 | 0x3c00, 0x3c94, 0x4000, 0x4010, | |
6461 | 0x4080, 0x4090, 0x43c0, 0x4458, | |
6462 | 0x4c00, 0x4c18, 0x4c40, 0x4c54, | |
6463 | 0x4fc0, 0x5010, 0x53c0, 0x5444, | |
6464 | 0x5c00, 0x5c18, 0x5c80, 0x5c90, | |
6465 | 0x5fc0, 0x6000, 0x6400, 0x6428, | |
6466 | 0x6800, 0x6848, 0x684c, 0x6860, | |
6467 | 0x6888, 0x6910, 0x8000 }; | |
6468 | ||
6469 | regs->version = 0; | |
6470 | ||
6471 | memset(p, 0, BNX2_REGDUMP_LEN); | |
6472 | ||
6473 | if (!netif_running(bp->dev)) | |
6474 | return; | |
6475 | ||
6476 | i = 0; | |
6477 | offset = reg_boundaries[0]; | |
6478 | p += offset; | |
6479 | while (offset < BNX2_REGDUMP_LEN) { | |
6480 | *p++ = REG_RD(bp, offset); | |
6481 | offset += 4; | |
6482 | if (offset == reg_boundaries[i + 1]) { | |
6483 | offset = reg_boundaries[i + 2]; | |
6484 | p = (u32 *) (orig_p + offset); | |
6485 | i += 2; | |
6486 | } | |
6487 | } | |
6488 | } | |
6489 | ||
b6016b76 MC |
6490 | static void |
6491 | bnx2_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol) | |
6492 | { | |
972ec0d4 | 6493 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 6494 | |
f86e82fb | 6495 | if (bp->flags & BNX2_FLAG_NO_WOL) { |
b6016b76 MC |
6496 | wol->supported = 0; |
6497 | wol->wolopts = 0; | |
6498 | } | |
6499 | else { | |
6500 | wol->supported = WAKE_MAGIC; | |
6501 | if (bp->wol) | |
6502 | wol->wolopts = WAKE_MAGIC; | |
6503 | else | |
6504 | wol->wolopts = 0; | |
6505 | } | |
6506 | memset(&wol->sopass, 0, sizeof(wol->sopass)); | |
6507 | } | |
6508 | ||
6509 | static int | |
6510 | bnx2_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol) | |
6511 | { | |
972ec0d4 | 6512 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6513 | |
6514 | if (wol->wolopts & ~WAKE_MAGIC) | |
6515 | return -EINVAL; | |
6516 | ||
6517 | if (wol->wolopts & WAKE_MAGIC) { | |
f86e82fb | 6518 | if (bp->flags & BNX2_FLAG_NO_WOL) |
b6016b76 MC |
6519 | return -EINVAL; |
6520 | ||
6521 | bp->wol = 1; | |
6522 | } | |
6523 | else { | |
6524 | bp->wol = 0; | |
6525 | } | |
6526 | return 0; | |
6527 | } | |
6528 | ||
6529 | static int | |
6530 | bnx2_nway_reset(struct net_device *dev) | |
6531 | { | |
972ec0d4 | 6532 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6533 | u32 bmcr; |
6534 | ||
9f52b564 MC |
6535 | if (!netif_running(dev)) |
6536 | return -EAGAIN; | |
6537 | ||
b6016b76 MC |
6538 | if (!(bp->autoneg & AUTONEG_SPEED)) { |
6539 | return -EINVAL; | |
6540 | } | |
6541 | ||
c770a65c | 6542 | spin_lock_bh(&bp->phy_lock); |
b6016b76 | 6543 | |
583c28e5 | 6544 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) { |
7b6b8347 MC |
6545 | int rc; |
6546 | ||
6547 | rc = bnx2_setup_remote_phy(bp, bp->phy_port); | |
6548 | spin_unlock_bh(&bp->phy_lock); | |
6549 | return rc; | |
6550 | } | |
6551 | ||
b6016b76 | 6552 | /* Force a link down visible on the other side */ |
583c28e5 | 6553 | if (bp->phy_flags & BNX2_PHY_FLAG_SERDES) { |
ca58c3af | 6554 | bnx2_write_phy(bp, bp->mii_bmcr, BMCR_LOOPBACK); |
c770a65c | 6555 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
6556 | |
6557 | msleep(20); | |
6558 | ||
c770a65c | 6559 | spin_lock_bh(&bp->phy_lock); |
f8dd064e | 6560 | |
40105c0b | 6561 | bp->current_interval = BNX2_SERDES_AN_TIMEOUT; |
f8dd064e MC |
6562 | bp->serdes_an_pending = 1; |
6563 | mod_timer(&bp->timer, jiffies + bp->current_interval); | |
b6016b76 MC |
6564 | } |
6565 | ||
ca58c3af | 6566 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
b6016b76 | 6567 | bmcr &= ~BMCR_LOOPBACK; |
ca58c3af | 6568 | bnx2_write_phy(bp, bp->mii_bmcr, bmcr | BMCR_ANRESTART | BMCR_ANENABLE); |
b6016b76 | 6569 | |
c770a65c | 6570 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
6571 | |
6572 | return 0; | |
6573 | } | |
6574 | ||
6575 | static int | |
6576 | bnx2_get_eeprom_len(struct net_device *dev) | |
6577 | { | |
972ec0d4 | 6578 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 6579 | |
1122db71 | 6580 | if (bp->flash_info == NULL) |
b6016b76 MC |
6581 | return 0; |
6582 | ||
1122db71 | 6583 | return (int) bp->flash_size; |
b6016b76 MC |
6584 | } |
6585 | ||
6586 | static int | |
6587 | bnx2_get_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom, | |
6588 | u8 *eebuf) | |
6589 | { | |
972ec0d4 | 6590 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6591 | int rc; |
6592 | ||
9f52b564 MC |
6593 | if (!netif_running(dev)) |
6594 | return -EAGAIN; | |
6595 | ||
1064e944 | 6596 | /* parameters already validated in ethtool_get_eeprom */ |
b6016b76 MC |
6597 | |
6598 | rc = bnx2_nvram_read(bp, eeprom->offset, eebuf, eeprom->len); | |
6599 | ||
6600 | return rc; | |
6601 | } | |
6602 | ||
6603 | static int | |
6604 | bnx2_set_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom, | |
6605 | u8 *eebuf) | |
6606 | { | |
972ec0d4 | 6607 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6608 | int rc; |
6609 | ||
9f52b564 MC |
6610 | if (!netif_running(dev)) |
6611 | return -EAGAIN; | |
6612 | ||
1064e944 | 6613 | /* parameters already validated in ethtool_set_eeprom */ |
b6016b76 MC |
6614 | |
6615 | rc = bnx2_nvram_write(bp, eeprom->offset, eebuf, eeprom->len); | |
6616 | ||
6617 | return rc; | |
6618 | } | |
6619 | ||
6620 | static int | |
6621 | bnx2_get_coalesce(struct net_device *dev, struct ethtool_coalesce *coal) | |
6622 | { | |
972ec0d4 | 6623 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6624 | |
6625 | memset(coal, 0, sizeof(struct ethtool_coalesce)); | |
6626 | ||
6627 | coal->rx_coalesce_usecs = bp->rx_ticks; | |
6628 | coal->rx_max_coalesced_frames = bp->rx_quick_cons_trip; | |
6629 | coal->rx_coalesce_usecs_irq = bp->rx_ticks_int; | |
6630 | coal->rx_max_coalesced_frames_irq = bp->rx_quick_cons_trip_int; | |
6631 | ||
6632 | coal->tx_coalesce_usecs = bp->tx_ticks; | |
6633 | coal->tx_max_coalesced_frames = bp->tx_quick_cons_trip; | |
6634 | coal->tx_coalesce_usecs_irq = bp->tx_ticks_int; | |
6635 | coal->tx_max_coalesced_frames_irq = bp->tx_quick_cons_trip_int; | |
6636 | ||
6637 | coal->stats_block_coalesce_usecs = bp->stats_ticks; | |
6638 | ||
6639 | return 0; | |
6640 | } | |
6641 | ||
6642 | static int | |
6643 | bnx2_set_coalesce(struct net_device *dev, struct ethtool_coalesce *coal) | |
6644 | { | |
972ec0d4 | 6645 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6646 | |
6647 | bp->rx_ticks = (u16) coal->rx_coalesce_usecs; | |
6648 | if (bp->rx_ticks > 0x3ff) bp->rx_ticks = 0x3ff; | |
6649 | ||
6aa20a22 | 6650 | bp->rx_quick_cons_trip = (u16) coal->rx_max_coalesced_frames; |
b6016b76 MC |
6651 | if (bp->rx_quick_cons_trip > 0xff) bp->rx_quick_cons_trip = 0xff; |
6652 | ||
6653 | bp->rx_ticks_int = (u16) coal->rx_coalesce_usecs_irq; | |
6654 | if (bp->rx_ticks_int > 0x3ff) bp->rx_ticks_int = 0x3ff; | |
6655 | ||
6656 | bp->rx_quick_cons_trip_int = (u16) coal->rx_max_coalesced_frames_irq; | |
6657 | if (bp->rx_quick_cons_trip_int > 0xff) | |
6658 | bp->rx_quick_cons_trip_int = 0xff; | |
6659 | ||
6660 | bp->tx_ticks = (u16) coal->tx_coalesce_usecs; | |
6661 | if (bp->tx_ticks > 0x3ff) bp->tx_ticks = 0x3ff; | |
6662 | ||
6663 | bp->tx_quick_cons_trip = (u16) coal->tx_max_coalesced_frames; | |
6664 | if (bp->tx_quick_cons_trip > 0xff) bp->tx_quick_cons_trip = 0xff; | |
6665 | ||
6666 | bp->tx_ticks_int = (u16) coal->tx_coalesce_usecs_irq; | |
6667 | if (bp->tx_ticks_int > 0x3ff) bp->tx_ticks_int = 0x3ff; | |
6668 | ||
6669 | bp->tx_quick_cons_trip_int = (u16) coal->tx_max_coalesced_frames_irq; | |
6670 | if (bp->tx_quick_cons_trip_int > 0xff) bp->tx_quick_cons_trip_int = | |
6671 | 0xff; | |
6672 | ||
6673 | bp->stats_ticks = coal->stats_block_coalesce_usecs; | |
02537b06 MC |
6674 | if (CHIP_NUM(bp) == CHIP_NUM_5708) { |
6675 | if (bp->stats_ticks != 0 && bp->stats_ticks != USEC_PER_SEC) | |
6676 | bp->stats_ticks = USEC_PER_SEC; | |
6677 | } | |
7ea6920e MC |
6678 | if (bp->stats_ticks > BNX2_HC_STATS_TICKS_HC_STAT_TICKS) |
6679 | bp->stats_ticks = BNX2_HC_STATS_TICKS_HC_STAT_TICKS; | |
6680 | bp->stats_ticks &= BNX2_HC_STATS_TICKS_HC_STAT_TICKS; | |
b6016b76 MC |
6681 | |
6682 | if (netif_running(bp->dev)) { | |
6683 | bnx2_netif_stop(bp); | |
9a120bc5 | 6684 | bnx2_init_nic(bp, 0); |
b6016b76 MC |
6685 | bnx2_netif_start(bp); |
6686 | } | |
6687 | ||
6688 | return 0; | |
6689 | } | |
6690 | ||
6691 | static void | |
6692 | bnx2_get_ringparam(struct net_device *dev, struct ethtool_ringparam *ering) | |
6693 | { | |
972ec0d4 | 6694 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 6695 | |
13daffa2 | 6696 | ering->rx_max_pending = MAX_TOTAL_RX_DESC_CNT; |
b6016b76 | 6697 | ering->rx_mini_max_pending = 0; |
47bf4246 | 6698 | ering->rx_jumbo_max_pending = MAX_TOTAL_RX_PG_DESC_CNT; |
b6016b76 MC |
6699 | |
6700 | ering->rx_pending = bp->rx_ring_size; | |
6701 | ering->rx_mini_pending = 0; | |
47bf4246 | 6702 | ering->rx_jumbo_pending = bp->rx_pg_ring_size; |
b6016b76 MC |
6703 | |
6704 | ering->tx_max_pending = MAX_TX_DESC_CNT; | |
6705 | ering->tx_pending = bp->tx_ring_size; | |
6706 | } | |
6707 | ||
6708 | static int | |
5d5d0015 | 6709 | bnx2_change_ring_size(struct bnx2 *bp, u32 rx, u32 tx) |
b6016b76 | 6710 | { |
13daffa2 MC |
6711 | if (netif_running(bp->dev)) { |
6712 | bnx2_netif_stop(bp); | |
6713 | bnx2_reset_chip(bp, BNX2_DRV_MSG_CODE_RESET); | |
6714 | bnx2_free_skbs(bp); | |
6715 | bnx2_free_mem(bp); | |
6716 | } | |
6717 | ||
5d5d0015 MC |
6718 | bnx2_set_rx_ring_size(bp, rx); |
6719 | bp->tx_ring_size = tx; | |
b6016b76 MC |
6720 | |
6721 | if (netif_running(bp->dev)) { | |
13daffa2 MC |
6722 | int rc; |
6723 | ||
6724 | rc = bnx2_alloc_mem(bp); | |
6725 | if (rc) | |
6726 | return rc; | |
9a120bc5 | 6727 | bnx2_init_nic(bp, 0); |
b6016b76 MC |
6728 | bnx2_netif_start(bp); |
6729 | } | |
b6016b76 MC |
6730 | return 0; |
6731 | } | |
6732 | ||
5d5d0015 MC |
6733 | static int |
6734 | bnx2_set_ringparam(struct net_device *dev, struct ethtool_ringparam *ering) | |
6735 | { | |
6736 | struct bnx2 *bp = netdev_priv(dev); | |
6737 | int rc; | |
6738 | ||
6739 | if ((ering->rx_pending > MAX_TOTAL_RX_DESC_CNT) || | |
6740 | (ering->tx_pending > MAX_TX_DESC_CNT) || | |
6741 | (ering->tx_pending <= MAX_SKB_FRAGS)) { | |
6742 | ||
6743 | return -EINVAL; | |
6744 | } | |
6745 | rc = bnx2_change_ring_size(bp, ering->rx_pending, ering->tx_pending); | |
6746 | return rc; | |
6747 | } | |
6748 | ||
b6016b76 MC |
6749 | static void |
6750 | bnx2_get_pauseparam(struct net_device *dev, struct ethtool_pauseparam *epause) | |
6751 | { | |
972ec0d4 | 6752 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6753 | |
6754 | epause->autoneg = ((bp->autoneg & AUTONEG_FLOW_CTRL) != 0); | |
6755 | epause->rx_pause = ((bp->flow_ctrl & FLOW_CTRL_RX) != 0); | |
6756 | epause->tx_pause = ((bp->flow_ctrl & FLOW_CTRL_TX) != 0); | |
6757 | } | |
6758 | ||
6759 | static int | |
6760 | bnx2_set_pauseparam(struct net_device *dev, struct ethtool_pauseparam *epause) | |
6761 | { | |
972ec0d4 | 6762 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6763 | |
6764 | bp->req_flow_ctrl = 0; | |
6765 | if (epause->rx_pause) | |
6766 | bp->req_flow_ctrl |= FLOW_CTRL_RX; | |
6767 | if (epause->tx_pause) | |
6768 | bp->req_flow_ctrl |= FLOW_CTRL_TX; | |
6769 | ||
6770 | if (epause->autoneg) { | |
6771 | bp->autoneg |= AUTONEG_FLOW_CTRL; | |
6772 | } | |
6773 | else { | |
6774 | bp->autoneg &= ~AUTONEG_FLOW_CTRL; | |
6775 | } | |
6776 | ||
9f52b564 MC |
6777 | if (netif_running(dev)) { |
6778 | spin_lock_bh(&bp->phy_lock); | |
6779 | bnx2_setup_phy(bp, bp->phy_port); | |
6780 | spin_unlock_bh(&bp->phy_lock); | |
6781 | } | |
b6016b76 MC |
6782 | |
6783 | return 0; | |
6784 | } | |
6785 | ||
6786 | static u32 | |
6787 | bnx2_get_rx_csum(struct net_device *dev) | |
6788 | { | |
972ec0d4 | 6789 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6790 | |
6791 | return bp->rx_csum; | |
6792 | } | |
6793 | ||
6794 | static int | |
6795 | bnx2_set_rx_csum(struct net_device *dev, u32 data) | |
6796 | { | |
972ec0d4 | 6797 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6798 | |
6799 | bp->rx_csum = data; | |
6800 | return 0; | |
6801 | } | |
6802 | ||
b11d6213 MC |
6803 | static int |
6804 | bnx2_set_tso(struct net_device *dev, u32 data) | |
6805 | { | |
4666f87a MC |
6806 | struct bnx2 *bp = netdev_priv(dev); |
6807 | ||
6808 | if (data) { | |
b11d6213 | 6809 | dev->features |= NETIF_F_TSO | NETIF_F_TSO_ECN; |
4666f87a MC |
6810 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
6811 | dev->features |= NETIF_F_TSO6; | |
6812 | } else | |
6813 | dev->features &= ~(NETIF_F_TSO | NETIF_F_TSO6 | | |
6814 | NETIF_F_TSO_ECN); | |
b11d6213 MC |
6815 | return 0; |
6816 | } | |
6817 | ||
cea94db9 | 6818 | #define BNX2_NUM_STATS 46 |
b6016b76 | 6819 | |
14ab9b86 | 6820 | static struct { |
b6016b76 MC |
6821 | char string[ETH_GSTRING_LEN]; |
6822 | } bnx2_stats_str_arr[BNX2_NUM_STATS] = { | |
6823 | { "rx_bytes" }, | |
6824 | { "rx_error_bytes" }, | |
6825 | { "tx_bytes" }, | |
6826 | { "tx_error_bytes" }, | |
6827 | { "rx_ucast_packets" }, | |
6828 | { "rx_mcast_packets" }, | |
6829 | { "rx_bcast_packets" }, | |
6830 | { "tx_ucast_packets" }, | |
6831 | { "tx_mcast_packets" }, | |
6832 | { "tx_bcast_packets" }, | |
6833 | { "tx_mac_errors" }, | |
6834 | { "tx_carrier_errors" }, | |
6835 | { "rx_crc_errors" }, | |
6836 | { "rx_align_errors" }, | |
6837 | { "tx_single_collisions" }, | |
6838 | { "tx_multi_collisions" }, | |
6839 | { "tx_deferred" }, | |
6840 | { "tx_excess_collisions" }, | |
6841 | { "tx_late_collisions" }, | |
6842 | { "tx_total_collisions" }, | |
6843 | { "rx_fragments" }, | |
6844 | { "rx_jabbers" }, | |
6845 | { "rx_undersize_packets" }, | |
6846 | { "rx_oversize_packets" }, | |
6847 | { "rx_64_byte_packets" }, | |
6848 | { "rx_65_to_127_byte_packets" }, | |
6849 | { "rx_128_to_255_byte_packets" }, | |
6850 | { "rx_256_to_511_byte_packets" }, | |
6851 | { "rx_512_to_1023_byte_packets" }, | |
6852 | { "rx_1024_to_1522_byte_packets" }, | |
6853 | { "rx_1523_to_9022_byte_packets" }, | |
6854 | { "tx_64_byte_packets" }, | |
6855 | { "tx_65_to_127_byte_packets" }, | |
6856 | { "tx_128_to_255_byte_packets" }, | |
6857 | { "tx_256_to_511_byte_packets" }, | |
6858 | { "tx_512_to_1023_byte_packets" }, | |
6859 | { "tx_1024_to_1522_byte_packets" }, | |
6860 | { "tx_1523_to_9022_byte_packets" }, | |
6861 | { "rx_xon_frames" }, | |
6862 | { "rx_xoff_frames" }, | |
6863 | { "tx_xon_frames" }, | |
6864 | { "tx_xoff_frames" }, | |
6865 | { "rx_mac_ctrl_frames" }, | |
6866 | { "rx_filtered_packets" }, | |
6867 | { "rx_discards" }, | |
cea94db9 | 6868 | { "rx_fw_discards" }, |
b6016b76 MC |
6869 | }; |
6870 | ||
6871 | #define STATS_OFFSET32(offset_name) (offsetof(struct statistics_block, offset_name) / 4) | |
6872 | ||
f71e1309 | 6873 | static const unsigned long bnx2_stats_offset_arr[BNX2_NUM_STATS] = { |
b6016b76 MC |
6874 | STATS_OFFSET32(stat_IfHCInOctets_hi), |
6875 | STATS_OFFSET32(stat_IfHCInBadOctets_hi), | |
6876 | STATS_OFFSET32(stat_IfHCOutOctets_hi), | |
6877 | STATS_OFFSET32(stat_IfHCOutBadOctets_hi), | |
6878 | STATS_OFFSET32(stat_IfHCInUcastPkts_hi), | |
6879 | STATS_OFFSET32(stat_IfHCInMulticastPkts_hi), | |
6880 | STATS_OFFSET32(stat_IfHCInBroadcastPkts_hi), | |
6881 | STATS_OFFSET32(stat_IfHCOutUcastPkts_hi), | |
6882 | STATS_OFFSET32(stat_IfHCOutMulticastPkts_hi), | |
6883 | STATS_OFFSET32(stat_IfHCOutBroadcastPkts_hi), | |
6884 | STATS_OFFSET32(stat_emac_tx_stat_dot3statsinternalmactransmiterrors), | |
6aa20a22 JG |
6885 | STATS_OFFSET32(stat_Dot3StatsCarrierSenseErrors), |
6886 | STATS_OFFSET32(stat_Dot3StatsFCSErrors), | |
6887 | STATS_OFFSET32(stat_Dot3StatsAlignmentErrors), | |
6888 | STATS_OFFSET32(stat_Dot3StatsSingleCollisionFrames), | |
6889 | STATS_OFFSET32(stat_Dot3StatsMultipleCollisionFrames), | |
6890 | STATS_OFFSET32(stat_Dot3StatsDeferredTransmissions), | |
6891 | STATS_OFFSET32(stat_Dot3StatsExcessiveCollisions), | |
6892 | STATS_OFFSET32(stat_Dot3StatsLateCollisions), | |
6893 | STATS_OFFSET32(stat_EtherStatsCollisions), | |
6894 | STATS_OFFSET32(stat_EtherStatsFragments), | |
6895 | STATS_OFFSET32(stat_EtherStatsJabbers), | |
6896 | STATS_OFFSET32(stat_EtherStatsUndersizePkts), | |
6897 | STATS_OFFSET32(stat_EtherStatsOverrsizePkts), | |
6898 | STATS_OFFSET32(stat_EtherStatsPktsRx64Octets), | |
6899 | STATS_OFFSET32(stat_EtherStatsPktsRx65Octetsto127Octets), | |
6900 | STATS_OFFSET32(stat_EtherStatsPktsRx128Octetsto255Octets), | |
6901 | STATS_OFFSET32(stat_EtherStatsPktsRx256Octetsto511Octets), | |
6902 | STATS_OFFSET32(stat_EtherStatsPktsRx512Octetsto1023Octets), | |
6903 | STATS_OFFSET32(stat_EtherStatsPktsRx1024Octetsto1522Octets), | |
6904 | STATS_OFFSET32(stat_EtherStatsPktsRx1523Octetsto9022Octets), | |
6905 | STATS_OFFSET32(stat_EtherStatsPktsTx64Octets), | |
6906 | STATS_OFFSET32(stat_EtherStatsPktsTx65Octetsto127Octets), | |
6907 | STATS_OFFSET32(stat_EtherStatsPktsTx128Octetsto255Octets), | |
6908 | STATS_OFFSET32(stat_EtherStatsPktsTx256Octetsto511Octets), | |
6909 | STATS_OFFSET32(stat_EtherStatsPktsTx512Octetsto1023Octets), | |
6910 | STATS_OFFSET32(stat_EtherStatsPktsTx1024Octetsto1522Octets), | |
6911 | STATS_OFFSET32(stat_EtherStatsPktsTx1523Octetsto9022Octets), | |
6912 | STATS_OFFSET32(stat_XonPauseFramesReceived), | |
6913 | STATS_OFFSET32(stat_XoffPauseFramesReceived), | |
6914 | STATS_OFFSET32(stat_OutXonSent), | |
6915 | STATS_OFFSET32(stat_OutXoffSent), | |
6916 | STATS_OFFSET32(stat_MacControlFramesReceived), | |
6917 | STATS_OFFSET32(stat_IfInFramesL2FilterDiscards), | |
6918 | STATS_OFFSET32(stat_IfInMBUFDiscards), | |
cea94db9 | 6919 | STATS_OFFSET32(stat_FwRxDrop), |
b6016b76 MC |
6920 | }; |
6921 | ||
6922 | /* stat_IfHCInBadOctets and stat_Dot3StatsCarrierSenseErrors are | |
6923 | * skipped because of errata. | |
6aa20a22 | 6924 | */ |
14ab9b86 | 6925 | static u8 bnx2_5706_stats_len_arr[BNX2_NUM_STATS] = { |
b6016b76 MC |
6926 | 8,0,8,8,8,8,8,8,8,8, |
6927 | 4,0,4,4,4,4,4,4,4,4, | |
6928 | 4,4,4,4,4,4,4,4,4,4, | |
6929 | 4,4,4,4,4,4,4,4,4,4, | |
cea94db9 | 6930 | 4,4,4,4,4,4, |
b6016b76 MC |
6931 | }; |
6932 | ||
5b0c76ad MC |
6933 | static u8 bnx2_5708_stats_len_arr[BNX2_NUM_STATS] = { |
6934 | 8,0,8,8,8,8,8,8,8,8, | |
6935 | 4,4,4,4,4,4,4,4,4,4, | |
6936 | 4,4,4,4,4,4,4,4,4,4, | |
6937 | 4,4,4,4,4,4,4,4,4,4, | |
cea94db9 | 6938 | 4,4,4,4,4,4, |
5b0c76ad MC |
6939 | }; |
6940 | ||
b6016b76 MC |
6941 | #define BNX2_NUM_TESTS 6 |
6942 | ||
14ab9b86 | 6943 | static struct { |
b6016b76 MC |
6944 | char string[ETH_GSTRING_LEN]; |
6945 | } bnx2_tests_str_arr[BNX2_NUM_TESTS] = { | |
6946 | { "register_test (offline)" }, | |
6947 | { "memory_test (offline)" }, | |
6948 | { "loopback_test (offline)" }, | |
6949 | { "nvram_test (online)" }, | |
6950 | { "interrupt_test (online)" }, | |
6951 | { "link_test (online)" }, | |
6952 | }; | |
6953 | ||
6954 | static int | |
b9f2c044 | 6955 | bnx2_get_sset_count(struct net_device *dev, int sset) |
b6016b76 | 6956 | { |
b9f2c044 JG |
6957 | switch (sset) { |
6958 | case ETH_SS_TEST: | |
6959 | return BNX2_NUM_TESTS; | |
6960 | case ETH_SS_STATS: | |
6961 | return BNX2_NUM_STATS; | |
6962 | default: | |
6963 | return -EOPNOTSUPP; | |
6964 | } | |
b6016b76 MC |
6965 | } |
6966 | ||
6967 | static void | |
6968 | bnx2_self_test(struct net_device *dev, struct ethtool_test *etest, u64 *buf) | |
6969 | { | |
972ec0d4 | 6970 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 6971 | |
9f52b564 MC |
6972 | bnx2_set_power_state(bp, PCI_D0); |
6973 | ||
b6016b76 MC |
6974 | memset(buf, 0, sizeof(u64) * BNX2_NUM_TESTS); |
6975 | if (etest->flags & ETH_TEST_FL_OFFLINE) { | |
80be4434 MC |
6976 | int i; |
6977 | ||
b6016b76 MC |
6978 | bnx2_netif_stop(bp); |
6979 | bnx2_reset_chip(bp, BNX2_DRV_MSG_CODE_DIAG); | |
6980 | bnx2_free_skbs(bp); | |
6981 | ||
6982 | if (bnx2_test_registers(bp) != 0) { | |
6983 | buf[0] = 1; | |
6984 | etest->flags |= ETH_TEST_FL_FAILED; | |
6985 | } | |
6986 | if (bnx2_test_memory(bp) != 0) { | |
6987 | buf[1] = 1; | |
6988 | etest->flags |= ETH_TEST_FL_FAILED; | |
6989 | } | |
bc5a0690 | 6990 | if ((buf[2] = bnx2_test_loopback(bp)) != 0) |
b6016b76 | 6991 | etest->flags |= ETH_TEST_FL_FAILED; |
b6016b76 | 6992 | |
9f52b564 MC |
6993 | if (!netif_running(bp->dev)) |
6994 | bnx2_shutdown_chip(bp); | |
b6016b76 | 6995 | else { |
9a120bc5 | 6996 | bnx2_init_nic(bp, 1); |
b6016b76 MC |
6997 | bnx2_netif_start(bp); |
6998 | } | |
6999 | ||
7000 | /* wait for link up */ | |
80be4434 MC |
7001 | for (i = 0; i < 7; i++) { |
7002 | if (bp->link_up) | |
7003 | break; | |
7004 | msleep_interruptible(1000); | |
7005 | } | |
b6016b76 MC |
7006 | } |
7007 | ||
7008 | if (bnx2_test_nvram(bp) != 0) { | |
7009 | buf[3] = 1; | |
7010 | etest->flags |= ETH_TEST_FL_FAILED; | |
7011 | } | |
7012 | if (bnx2_test_intr(bp) != 0) { | |
7013 | buf[4] = 1; | |
7014 | etest->flags |= ETH_TEST_FL_FAILED; | |
7015 | } | |
7016 | ||
7017 | if (bnx2_test_link(bp) != 0) { | |
7018 | buf[5] = 1; | |
7019 | etest->flags |= ETH_TEST_FL_FAILED; | |
7020 | ||
7021 | } | |
9f52b564 MC |
7022 | if (!netif_running(bp->dev)) |
7023 | bnx2_set_power_state(bp, PCI_D3hot); | |
b6016b76 MC |
7024 | } |
7025 | ||
7026 | static void | |
7027 | bnx2_get_strings(struct net_device *dev, u32 stringset, u8 *buf) | |
7028 | { | |
7029 | switch (stringset) { | |
7030 | case ETH_SS_STATS: | |
7031 | memcpy(buf, bnx2_stats_str_arr, | |
7032 | sizeof(bnx2_stats_str_arr)); | |
7033 | break; | |
7034 | case ETH_SS_TEST: | |
7035 | memcpy(buf, bnx2_tests_str_arr, | |
7036 | sizeof(bnx2_tests_str_arr)); | |
7037 | break; | |
7038 | } | |
7039 | } | |
7040 | ||
b6016b76 MC |
7041 | static void |
7042 | bnx2_get_ethtool_stats(struct net_device *dev, | |
7043 | struct ethtool_stats *stats, u64 *buf) | |
7044 | { | |
972ec0d4 | 7045 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
7046 | int i; |
7047 | u32 *hw_stats = (u32 *) bp->stats_blk; | |
14ab9b86 | 7048 | u8 *stats_len_arr = NULL; |
b6016b76 MC |
7049 | |
7050 | if (hw_stats == NULL) { | |
7051 | memset(buf, 0, sizeof(u64) * BNX2_NUM_STATS); | |
7052 | return; | |
7053 | } | |
7054 | ||
5b0c76ad MC |
7055 | if ((CHIP_ID(bp) == CHIP_ID_5706_A0) || |
7056 | (CHIP_ID(bp) == CHIP_ID_5706_A1) || | |
7057 | (CHIP_ID(bp) == CHIP_ID_5706_A2) || | |
7058 | (CHIP_ID(bp) == CHIP_ID_5708_A0)) | |
b6016b76 | 7059 | stats_len_arr = bnx2_5706_stats_len_arr; |
5b0c76ad MC |
7060 | else |
7061 | stats_len_arr = bnx2_5708_stats_len_arr; | |
b6016b76 MC |
7062 | |
7063 | for (i = 0; i < BNX2_NUM_STATS; i++) { | |
7064 | if (stats_len_arr[i] == 0) { | |
7065 | /* skip this counter */ | |
7066 | buf[i] = 0; | |
7067 | continue; | |
7068 | } | |
7069 | if (stats_len_arr[i] == 4) { | |
7070 | /* 4-byte counter */ | |
7071 | buf[i] = (u64) | |
7072 | *(hw_stats + bnx2_stats_offset_arr[i]); | |
7073 | continue; | |
7074 | } | |
7075 | /* 8-byte counter */ | |
7076 | buf[i] = (((u64) *(hw_stats + | |
7077 | bnx2_stats_offset_arr[i])) << 32) + | |
7078 | *(hw_stats + bnx2_stats_offset_arr[i] + 1); | |
7079 | } | |
7080 | } | |
7081 | ||
7082 | static int | |
7083 | bnx2_phys_id(struct net_device *dev, u32 data) | |
7084 | { | |
972ec0d4 | 7085 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
7086 | int i; |
7087 | u32 save; | |
7088 | ||
9f52b564 MC |
7089 | bnx2_set_power_state(bp, PCI_D0); |
7090 | ||
b6016b76 MC |
7091 | if (data == 0) |
7092 | data = 2; | |
7093 | ||
7094 | save = REG_RD(bp, BNX2_MISC_CFG); | |
7095 | REG_WR(bp, BNX2_MISC_CFG, BNX2_MISC_CFG_LEDMODE_MAC); | |
7096 | ||
7097 | for (i = 0; i < (data * 2); i++) { | |
7098 | if ((i % 2) == 0) { | |
7099 | REG_WR(bp, BNX2_EMAC_LED, BNX2_EMAC_LED_OVERRIDE); | |
7100 | } | |
7101 | else { | |
7102 | REG_WR(bp, BNX2_EMAC_LED, BNX2_EMAC_LED_OVERRIDE | | |
7103 | BNX2_EMAC_LED_1000MB_OVERRIDE | | |
7104 | BNX2_EMAC_LED_100MB_OVERRIDE | | |
7105 | BNX2_EMAC_LED_10MB_OVERRIDE | | |
7106 | BNX2_EMAC_LED_TRAFFIC_OVERRIDE | | |
7107 | BNX2_EMAC_LED_TRAFFIC); | |
7108 | } | |
7109 | msleep_interruptible(500); | |
7110 | if (signal_pending(current)) | |
7111 | break; | |
7112 | } | |
7113 | REG_WR(bp, BNX2_EMAC_LED, 0); | |
7114 | REG_WR(bp, BNX2_MISC_CFG, save); | |
9f52b564 MC |
7115 | |
7116 | if (!netif_running(dev)) | |
7117 | bnx2_set_power_state(bp, PCI_D3hot); | |
7118 | ||
b6016b76 MC |
7119 | return 0; |
7120 | } | |
7121 | ||
4666f87a MC |
7122 | static int |
7123 | bnx2_set_tx_csum(struct net_device *dev, u32 data) | |
7124 | { | |
7125 | struct bnx2 *bp = netdev_priv(dev); | |
7126 | ||
7127 | if (CHIP_NUM(bp) == CHIP_NUM_5709) | |
6460d948 | 7128 | return (ethtool_op_set_tx_ipv6_csum(dev, data)); |
4666f87a MC |
7129 | else |
7130 | return (ethtool_op_set_tx_csum(dev, data)); | |
7131 | } | |
7132 | ||
7282d491 | 7133 | static const struct ethtool_ops bnx2_ethtool_ops = { |
b6016b76 MC |
7134 | .get_settings = bnx2_get_settings, |
7135 | .set_settings = bnx2_set_settings, | |
7136 | .get_drvinfo = bnx2_get_drvinfo, | |
244ac4f4 MC |
7137 | .get_regs_len = bnx2_get_regs_len, |
7138 | .get_regs = bnx2_get_regs, | |
b6016b76 MC |
7139 | .get_wol = bnx2_get_wol, |
7140 | .set_wol = bnx2_set_wol, | |
7141 | .nway_reset = bnx2_nway_reset, | |
7142 | .get_link = ethtool_op_get_link, | |
7143 | .get_eeprom_len = bnx2_get_eeprom_len, | |
7144 | .get_eeprom = bnx2_get_eeprom, | |
7145 | .set_eeprom = bnx2_set_eeprom, | |
7146 | .get_coalesce = bnx2_get_coalesce, | |
7147 | .set_coalesce = bnx2_set_coalesce, | |
7148 | .get_ringparam = bnx2_get_ringparam, | |
7149 | .set_ringparam = bnx2_set_ringparam, | |
7150 | .get_pauseparam = bnx2_get_pauseparam, | |
7151 | .set_pauseparam = bnx2_set_pauseparam, | |
7152 | .get_rx_csum = bnx2_get_rx_csum, | |
7153 | .set_rx_csum = bnx2_set_rx_csum, | |
4666f87a | 7154 | .set_tx_csum = bnx2_set_tx_csum, |
b6016b76 | 7155 | .set_sg = ethtool_op_set_sg, |
b11d6213 | 7156 | .set_tso = bnx2_set_tso, |
b6016b76 MC |
7157 | .self_test = bnx2_self_test, |
7158 | .get_strings = bnx2_get_strings, | |
7159 | .phys_id = bnx2_phys_id, | |
b6016b76 | 7160 | .get_ethtool_stats = bnx2_get_ethtool_stats, |
b9f2c044 | 7161 | .get_sset_count = bnx2_get_sset_count, |
b6016b76 MC |
7162 | }; |
7163 | ||
7164 | /* Called with rtnl_lock */ | |
7165 | static int | |
7166 | bnx2_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) | |
7167 | { | |
14ab9b86 | 7168 | struct mii_ioctl_data *data = if_mii(ifr); |
972ec0d4 | 7169 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
7170 | int err; |
7171 | ||
7172 | switch(cmd) { | |
7173 | case SIOCGMIIPHY: | |
7174 | data->phy_id = bp->phy_addr; | |
7175 | ||
7176 | /* fallthru */ | |
7177 | case SIOCGMIIREG: { | |
7178 | u32 mii_regval; | |
7179 | ||
583c28e5 | 7180 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) |
7b6b8347 MC |
7181 | return -EOPNOTSUPP; |
7182 | ||
dad3e452 MC |
7183 | if (!netif_running(dev)) |
7184 | return -EAGAIN; | |
7185 | ||
c770a65c | 7186 | spin_lock_bh(&bp->phy_lock); |
b6016b76 | 7187 | err = bnx2_read_phy(bp, data->reg_num & 0x1f, &mii_regval); |
c770a65c | 7188 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
7189 | |
7190 | data->val_out = mii_regval; | |
7191 | ||
7192 | return err; | |
7193 | } | |
7194 | ||
7195 | case SIOCSMIIREG: | |
7196 | if (!capable(CAP_NET_ADMIN)) | |
7197 | return -EPERM; | |
7198 | ||
583c28e5 | 7199 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) |
7b6b8347 MC |
7200 | return -EOPNOTSUPP; |
7201 | ||
dad3e452 MC |
7202 | if (!netif_running(dev)) |
7203 | return -EAGAIN; | |
7204 | ||
c770a65c | 7205 | spin_lock_bh(&bp->phy_lock); |
b6016b76 | 7206 | err = bnx2_write_phy(bp, data->reg_num & 0x1f, data->val_in); |
c770a65c | 7207 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
7208 | |
7209 | return err; | |
7210 | ||
7211 | default: | |
7212 | /* do nothing */ | |
7213 | break; | |
7214 | } | |
7215 | return -EOPNOTSUPP; | |
7216 | } | |
7217 | ||
7218 | /* Called with rtnl_lock */ | |
7219 | static int | |
7220 | bnx2_change_mac_addr(struct net_device *dev, void *p) | |
7221 | { | |
7222 | struct sockaddr *addr = p; | |
972ec0d4 | 7223 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 7224 | |
73eef4cd MC |
7225 | if (!is_valid_ether_addr(addr->sa_data)) |
7226 | return -EINVAL; | |
7227 | ||
b6016b76 MC |
7228 | memcpy(dev->dev_addr, addr->sa_data, dev->addr_len); |
7229 | if (netif_running(dev)) | |
5fcaed01 | 7230 | bnx2_set_mac_addr(bp, bp->dev->dev_addr, 0); |
b6016b76 MC |
7231 | |
7232 | return 0; | |
7233 | } | |
7234 | ||
7235 | /* Called with rtnl_lock */ | |
7236 | static int | |
7237 | bnx2_change_mtu(struct net_device *dev, int new_mtu) | |
7238 | { | |
972ec0d4 | 7239 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
7240 | |
7241 | if (((new_mtu + ETH_HLEN) > MAX_ETHERNET_JUMBO_PACKET_SIZE) || | |
7242 | ((new_mtu + ETH_HLEN) < MIN_ETHERNET_PACKET_SIZE)) | |
7243 | return -EINVAL; | |
7244 | ||
7245 | dev->mtu = new_mtu; | |
5d5d0015 | 7246 | return (bnx2_change_ring_size(bp, bp->rx_ring_size, bp->tx_ring_size)); |
b6016b76 MC |
7247 | } |
7248 | ||
7249 | #if defined(HAVE_POLL_CONTROLLER) || defined(CONFIG_NET_POLL_CONTROLLER) | |
7250 | static void | |
7251 | poll_bnx2(struct net_device *dev) | |
7252 | { | |
972ec0d4 | 7253 | struct bnx2 *bp = netdev_priv(dev); |
b2af2c1d | 7254 | int i; |
b6016b76 | 7255 | |
b2af2c1d NH |
7256 | for (i = 0; i < bp->irq_nvecs; i++) { |
7257 | disable_irq(bp->irq_tbl[i].vector); | |
7258 | bnx2_interrupt(bp->irq_tbl[i].vector, &bp->bnx2_napi[i]); | |
7259 | enable_irq(bp->irq_tbl[i].vector); | |
7260 | } | |
b6016b76 MC |
7261 | } |
7262 | #endif | |
7263 | ||
253c8b75 MC |
7264 | static void __devinit |
7265 | bnx2_get_5709_media(struct bnx2 *bp) | |
7266 | { | |
7267 | u32 val = REG_RD(bp, BNX2_MISC_DUAL_MEDIA_CTRL); | |
7268 | u32 bond_id = val & BNX2_MISC_DUAL_MEDIA_CTRL_BOND_ID; | |
7269 | u32 strap; | |
7270 | ||
7271 | if (bond_id == BNX2_MISC_DUAL_MEDIA_CTRL_BOND_ID_C) | |
7272 | return; | |
7273 | else if (bond_id == BNX2_MISC_DUAL_MEDIA_CTRL_BOND_ID_S) { | |
583c28e5 | 7274 | bp->phy_flags |= BNX2_PHY_FLAG_SERDES; |
253c8b75 MC |
7275 | return; |
7276 | } | |
7277 | ||
7278 | if (val & BNX2_MISC_DUAL_MEDIA_CTRL_STRAP_OVERRIDE) | |
7279 | strap = (val & BNX2_MISC_DUAL_MEDIA_CTRL_PHY_CTRL) >> 21; | |
7280 | else | |
7281 | strap = (val & BNX2_MISC_DUAL_MEDIA_CTRL_PHY_CTRL_STRAP) >> 8; | |
7282 | ||
7283 | if (PCI_FUNC(bp->pdev->devfn) == 0) { | |
7284 | switch (strap) { | |
7285 | case 0x4: | |
7286 | case 0x5: | |
7287 | case 0x6: | |
583c28e5 | 7288 | bp->phy_flags |= BNX2_PHY_FLAG_SERDES; |
253c8b75 MC |
7289 | return; |
7290 | } | |
7291 | } else { | |
7292 | switch (strap) { | |
7293 | case 0x1: | |
7294 | case 0x2: | |
7295 | case 0x4: | |
583c28e5 | 7296 | bp->phy_flags |= BNX2_PHY_FLAG_SERDES; |
253c8b75 MC |
7297 | return; |
7298 | } | |
7299 | } | |
7300 | } | |
7301 | ||
883e5151 MC |
7302 | static void __devinit |
7303 | bnx2_get_pci_speed(struct bnx2 *bp) | |
7304 | { | |
7305 | u32 reg; | |
7306 | ||
7307 | reg = REG_RD(bp, BNX2_PCICFG_MISC_STATUS); | |
7308 | if (reg & BNX2_PCICFG_MISC_STATUS_PCIX_DET) { | |
7309 | u32 clkreg; | |
7310 | ||
f86e82fb | 7311 | bp->flags |= BNX2_FLAG_PCIX; |
883e5151 MC |
7312 | |
7313 | clkreg = REG_RD(bp, BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS); | |
7314 | ||
7315 | clkreg &= BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET; | |
7316 | switch (clkreg) { | |
7317 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_133MHZ: | |
7318 | bp->bus_speed_mhz = 133; | |
7319 | break; | |
7320 | ||
7321 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_95MHZ: | |
7322 | bp->bus_speed_mhz = 100; | |
7323 | break; | |
7324 | ||
7325 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_66MHZ: | |
7326 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_80MHZ: | |
7327 | bp->bus_speed_mhz = 66; | |
7328 | break; | |
7329 | ||
7330 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_48MHZ: | |
7331 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_55MHZ: | |
7332 | bp->bus_speed_mhz = 50; | |
7333 | break; | |
7334 | ||
7335 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_LOW: | |
7336 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_32MHZ: | |
7337 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_38MHZ: | |
7338 | bp->bus_speed_mhz = 33; | |
7339 | break; | |
7340 | } | |
7341 | } | |
7342 | else { | |
7343 | if (reg & BNX2_PCICFG_MISC_STATUS_M66EN) | |
7344 | bp->bus_speed_mhz = 66; | |
7345 | else | |
7346 | bp->bus_speed_mhz = 33; | |
7347 | } | |
7348 | ||
7349 | if (reg & BNX2_PCICFG_MISC_STATUS_32BIT_DET) | |
f86e82fb | 7350 | bp->flags |= BNX2_FLAG_PCI_32BIT; |
883e5151 MC |
7351 | |
7352 | } | |
7353 | ||
b6016b76 MC |
7354 | static int __devinit |
7355 | bnx2_init_board(struct pci_dev *pdev, struct net_device *dev) | |
7356 | { | |
7357 | struct bnx2 *bp; | |
7358 | unsigned long mem_len; | |
58fc2ea4 | 7359 | int rc, i, j; |
b6016b76 | 7360 | u32 reg; |
40453c83 | 7361 | u64 dma_mask, persist_dma_mask; |
b6016b76 | 7362 | |
b6016b76 | 7363 | SET_NETDEV_DEV(dev, &pdev->dev); |
972ec0d4 | 7364 | bp = netdev_priv(dev); |
b6016b76 MC |
7365 | |
7366 | bp->flags = 0; | |
7367 | bp->phy_flags = 0; | |
7368 | ||
7369 | /* enable device (incl. PCI PM wakeup), and bus-mastering */ | |
7370 | rc = pci_enable_device(pdev); | |
7371 | if (rc) { | |
898eb71c | 7372 | dev_err(&pdev->dev, "Cannot enable PCI device, aborting.\n"); |
b6016b76 MC |
7373 | goto err_out; |
7374 | } | |
7375 | ||
7376 | if (!(pci_resource_flags(pdev, 0) & IORESOURCE_MEM)) { | |
9b91cf9d | 7377 | dev_err(&pdev->dev, |
2e8a538d | 7378 | "Cannot find PCI device base address, aborting.\n"); |
b6016b76 MC |
7379 | rc = -ENODEV; |
7380 | goto err_out_disable; | |
7381 | } | |
7382 | ||
7383 | rc = pci_request_regions(pdev, DRV_MODULE_NAME); | |
7384 | if (rc) { | |
9b91cf9d | 7385 | dev_err(&pdev->dev, "Cannot obtain PCI resources, aborting.\n"); |
b6016b76 MC |
7386 | goto err_out_disable; |
7387 | } | |
7388 | ||
7389 | pci_set_master(pdev); | |
6ff2da49 | 7390 | pci_save_state(pdev); |
b6016b76 MC |
7391 | |
7392 | bp->pm_cap = pci_find_capability(pdev, PCI_CAP_ID_PM); | |
7393 | if (bp->pm_cap == 0) { | |
9b91cf9d | 7394 | dev_err(&pdev->dev, |
2e8a538d | 7395 | "Cannot find power management capability, aborting.\n"); |
b6016b76 MC |
7396 | rc = -EIO; |
7397 | goto err_out_release; | |
7398 | } | |
7399 | ||
b6016b76 MC |
7400 | bp->dev = dev; |
7401 | bp->pdev = pdev; | |
7402 | ||
7403 | spin_lock_init(&bp->phy_lock); | |
1b8227c4 | 7404 | spin_lock_init(&bp->indirect_lock); |
c4028958 | 7405 | INIT_WORK(&bp->reset_task, bnx2_reset_task); |
b6016b76 MC |
7406 | |
7407 | dev->base_addr = dev->mem_start = pci_resource_start(pdev, 0); | |
706bf240 | 7408 | mem_len = MB_GET_CID_ADDR(TX_TSS_CID + TX_MAX_TSS_RINGS); |
b6016b76 MC |
7409 | dev->mem_end = dev->mem_start + mem_len; |
7410 | dev->irq = pdev->irq; | |
7411 | ||
7412 | bp->regview = ioremap_nocache(dev->base_addr, mem_len); | |
7413 | ||
7414 | if (!bp->regview) { | |
9b91cf9d | 7415 | dev_err(&pdev->dev, "Cannot map register space, aborting.\n"); |
b6016b76 MC |
7416 | rc = -ENOMEM; |
7417 | goto err_out_release; | |
7418 | } | |
7419 | ||
7420 | /* Configure byte swap and enable write to the reg_window registers. | |
7421 | * Rely on CPU to do target byte swapping on big endian systems | |
7422 | * The chip's target access swapping will not swap all accesses | |
7423 | */ | |
7424 | pci_write_config_dword(bp->pdev, BNX2_PCICFG_MISC_CONFIG, | |
7425 | BNX2_PCICFG_MISC_CONFIG_REG_WINDOW_ENA | | |
7426 | BNX2_PCICFG_MISC_CONFIG_TARGET_MB_WORD_SWAP); | |
7427 | ||
829ca9a3 | 7428 | bnx2_set_power_state(bp, PCI_D0); |
b6016b76 MC |
7429 | |
7430 | bp->chip_id = REG_RD(bp, BNX2_MISC_ID); | |
7431 | ||
883e5151 MC |
7432 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
7433 | if (pci_find_capability(pdev, PCI_CAP_ID_EXP) == 0) { | |
7434 | dev_err(&pdev->dev, | |
7435 | "Cannot find PCIE capability, aborting.\n"); | |
7436 | rc = -EIO; | |
7437 | goto err_out_unmap; | |
7438 | } | |
f86e82fb | 7439 | bp->flags |= BNX2_FLAG_PCIE; |
2dd201d7 | 7440 | if (CHIP_REV(bp) == CHIP_REV_Ax) |
f86e82fb | 7441 | bp->flags |= BNX2_FLAG_JUMBO_BROKEN; |
883e5151 | 7442 | } else { |
59b47d8a MC |
7443 | bp->pcix_cap = pci_find_capability(pdev, PCI_CAP_ID_PCIX); |
7444 | if (bp->pcix_cap == 0) { | |
7445 | dev_err(&pdev->dev, | |
7446 | "Cannot find PCIX capability, aborting.\n"); | |
7447 | rc = -EIO; | |
7448 | goto err_out_unmap; | |
7449 | } | |
7450 | } | |
7451 | ||
b4b36042 MC |
7452 | if (CHIP_NUM(bp) == CHIP_NUM_5709 && CHIP_REV(bp) != CHIP_REV_Ax) { |
7453 | if (pci_find_capability(pdev, PCI_CAP_ID_MSIX)) | |
f86e82fb | 7454 | bp->flags |= BNX2_FLAG_MSIX_CAP; |
b4b36042 MC |
7455 | } |
7456 | ||
8e6a72c4 MC |
7457 | if (CHIP_ID(bp) != CHIP_ID_5706_A0 && CHIP_ID(bp) != CHIP_ID_5706_A1) { |
7458 | if (pci_find_capability(pdev, PCI_CAP_ID_MSI)) | |
f86e82fb | 7459 | bp->flags |= BNX2_FLAG_MSI_CAP; |
8e6a72c4 MC |
7460 | } |
7461 | ||
40453c83 MC |
7462 | /* 5708 cannot support DMA addresses > 40-bit. */ |
7463 | if (CHIP_NUM(bp) == CHIP_NUM_5708) | |
7464 | persist_dma_mask = dma_mask = DMA_40BIT_MASK; | |
7465 | else | |
7466 | persist_dma_mask = dma_mask = DMA_64BIT_MASK; | |
7467 | ||
7468 | /* Configure DMA attributes. */ | |
7469 | if (pci_set_dma_mask(pdev, dma_mask) == 0) { | |
7470 | dev->features |= NETIF_F_HIGHDMA; | |
7471 | rc = pci_set_consistent_dma_mask(pdev, persist_dma_mask); | |
7472 | if (rc) { | |
7473 | dev_err(&pdev->dev, | |
7474 | "pci_set_consistent_dma_mask failed, aborting.\n"); | |
7475 | goto err_out_unmap; | |
7476 | } | |
7477 | } else if ((rc = pci_set_dma_mask(pdev, DMA_32BIT_MASK)) != 0) { | |
7478 | dev_err(&pdev->dev, "System does not support DMA, aborting.\n"); | |
7479 | goto err_out_unmap; | |
7480 | } | |
7481 | ||
f86e82fb | 7482 | if (!(bp->flags & BNX2_FLAG_PCIE)) |
883e5151 | 7483 | bnx2_get_pci_speed(bp); |
b6016b76 MC |
7484 | |
7485 | /* 5706A0 may falsely detect SERR and PERR. */ | |
7486 | if (CHIP_ID(bp) == CHIP_ID_5706_A0) { | |
7487 | reg = REG_RD(bp, PCI_COMMAND); | |
7488 | reg &= ~(PCI_COMMAND_SERR | PCI_COMMAND_PARITY); | |
7489 | REG_WR(bp, PCI_COMMAND, reg); | |
7490 | } | |
7491 | else if ((CHIP_ID(bp) == CHIP_ID_5706_A1) && | |
f86e82fb | 7492 | !(bp->flags & BNX2_FLAG_PCIX)) { |
b6016b76 | 7493 | |
9b91cf9d | 7494 | dev_err(&pdev->dev, |
2e8a538d | 7495 | "5706 A1 can only be used in a PCIX bus, aborting.\n"); |
b6016b76 MC |
7496 | goto err_out_unmap; |
7497 | } | |
7498 | ||
7499 | bnx2_init_nvram(bp); | |
7500 | ||
2726d6e1 | 7501 | reg = bnx2_reg_rd_ind(bp, BNX2_SHM_HDR_SIGNATURE); |
e3648b3d MC |
7502 | |
7503 | if ((reg & BNX2_SHM_HDR_SIGNATURE_SIG_MASK) == | |
24cb230b MC |
7504 | BNX2_SHM_HDR_SIGNATURE_SIG) { |
7505 | u32 off = PCI_FUNC(pdev->devfn) << 2; | |
7506 | ||
2726d6e1 | 7507 | bp->shmem_base = bnx2_reg_rd_ind(bp, BNX2_SHM_HDR_ADDR_0 + off); |
24cb230b | 7508 | } else |
e3648b3d MC |
7509 | bp->shmem_base = HOST_VIEW_SHMEM_BASE; |
7510 | ||
b6016b76 MC |
7511 | /* Get the permanent MAC address. First we need to make sure the |
7512 | * firmware is actually running. | |
7513 | */ | |
2726d6e1 | 7514 | reg = bnx2_shmem_rd(bp, BNX2_DEV_INFO_SIGNATURE); |
b6016b76 MC |
7515 | |
7516 | if ((reg & BNX2_DEV_INFO_SIGNATURE_MAGIC_MASK) != | |
7517 | BNX2_DEV_INFO_SIGNATURE_MAGIC) { | |
9b91cf9d | 7518 | dev_err(&pdev->dev, "Firmware not running, aborting.\n"); |
b6016b76 MC |
7519 | rc = -ENODEV; |
7520 | goto err_out_unmap; | |
7521 | } | |
7522 | ||
2726d6e1 | 7523 | reg = bnx2_shmem_rd(bp, BNX2_DEV_INFO_BC_REV); |
58fc2ea4 MC |
7524 | for (i = 0, j = 0; i < 3; i++) { |
7525 | u8 num, k, skip0; | |
7526 | ||
7527 | num = (u8) (reg >> (24 - (i * 8))); | |
7528 | for (k = 100, skip0 = 1; k >= 1; num %= k, k /= 10) { | |
7529 | if (num >= k || !skip0 || k == 1) { | |
7530 | bp->fw_version[j++] = (num / k) + '0'; | |
7531 | skip0 = 0; | |
7532 | } | |
7533 | } | |
7534 | if (i != 2) | |
7535 | bp->fw_version[j++] = '.'; | |
7536 | } | |
2726d6e1 | 7537 | reg = bnx2_shmem_rd(bp, BNX2_PORT_FEATURE); |
846f5c62 MC |
7538 | if (reg & BNX2_PORT_FEATURE_WOL_ENABLED) |
7539 | bp->wol = 1; | |
7540 | ||
7541 | if (reg & BNX2_PORT_FEATURE_ASF_ENABLED) { | |
f86e82fb | 7542 | bp->flags |= BNX2_FLAG_ASF_ENABLE; |
c2d3db8c MC |
7543 | |
7544 | for (i = 0; i < 30; i++) { | |
2726d6e1 | 7545 | reg = bnx2_shmem_rd(bp, BNX2_BC_STATE_CONDITION); |
c2d3db8c MC |
7546 | if (reg & BNX2_CONDITION_MFW_RUN_MASK) |
7547 | break; | |
7548 | msleep(10); | |
7549 | } | |
7550 | } | |
2726d6e1 | 7551 | reg = bnx2_shmem_rd(bp, BNX2_BC_STATE_CONDITION); |
58fc2ea4 MC |
7552 | reg &= BNX2_CONDITION_MFW_RUN_MASK; |
7553 | if (reg != BNX2_CONDITION_MFW_RUN_UNKNOWN && | |
7554 | reg != BNX2_CONDITION_MFW_RUN_NONE) { | |
2726d6e1 | 7555 | u32 addr = bnx2_shmem_rd(bp, BNX2_MFW_VER_PTR); |
58fc2ea4 MC |
7556 | |
7557 | bp->fw_version[j++] = ' '; | |
7558 | for (i = 0; i < 3; i++) { | |
2726d6e1 | 7559 | reg = bnx2_reg_rd_ind(bp, addr + i * 4); |
58fc2ea4 MC |
7560 | reg = swab32(reg); |
7561 | memcpy(&bp->fw_version[j], ®, 4); | |
7562 | j += 4; | |
7563 | } | |
7564 | } | |
b6016b76 | 7565 | |
2726d6e1 | 7566 | reg = bnx2_shmem_rd(bp, BNX2_PORT_HW_CFG_MAC_UPPER); |
b6016b76 MC |
7567 | bp->mac_addr[0] = (u8) (reg >> 8); |
7568 | bp->mac_addr[1] = (u8) reg; | |
7569 | ||
2726d6e1 | 7570 | reg = bnx2_shmem_rd(bp, BNX2_PORT_HW_CFG_MAC_LOWER); |
b6016b76 MC |
7571 | bp->mac_addr[2] = (u8) (reg >> 24); |
7572 | bp->mac_addr[3] = (u8) (reg >> 16); | |
7573 | bp->mac_addr[4] = (u8) (reg >> 8); | |
7574 | bp->mac_addr[5] = (u8) reg; | |
7575 | ||
7576 | bp->tx_ring_size = MAX_TX_DESC_CNT; | |
932f3772 | 7577 | bnx2_set_rx_ring_size(bp, 255); |
b6016b76 MC |
7578 | |
7579 | bp->rx_csum = 1; | |
7580 | ||
b6016b76 MC |
7581 | bp->tx_quick_cons_trip_int = 20; |
7582 | bp->tx_quick_cons_trip = 20; | |
7583 | bp->tx_ticks_int = 80; | |
7584 | bp->tx_ticks = 80; | |
6aa20a22 | 7585 | |
b6016b76 MC |
7586 | bp->rx_quick_cons_trip_int = 6; |
7587 | bp->rx_quick_cons_trip = 6; | |
7588 | bp->rx_ticks_int = 18; | |
7589 | bp->rx_ticks = 18; | |
7590 | ||
7ea6920e | 7591 | bp->stats_ticks = USEC_PER_SEC & BNX2_HC_STATS_TICKS_HC_STAT_TICKS; |
b6016b76 | 7592 | |
ac392abc | 7593 | bp->current_interval = BNX2_TIMER_INTERVAL; |
b6016b76 | 7594 | |
5b0c76ad MC |
7595 | bp->phy_addr = 1; |
7596 | ||
b6016b76 | 7597 | /* Disable WOL support if we are running on a SERDES chip. */ |
253c8b75 MC |
7598 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
7599 | bnx2_get_5709_media(bp); | |
7600 | else if (CHIP_BOND_ID(bp) & CHIP_BOND_ID_SERDES_BIT) | |
583c28e5 | 7601 | bp->phy_flags |= BNX2_PHY_FLAG_SERDES; |
bac0dff6 | 7602 | |
0d8a6571 | 7603 | bp->phy_port = PORT_TP; |
583c28e5 | 7604 | if (bp->phy_flags & BNX2_PHY_FLAG_SERDES) { |
0d8a6571 | 7605 | bp->phy_port = PORT_FIBRE; |
2726d6e1 | 7606 | reg = bnx2_shmem_rd(bp, BNX2_SHARED_HW_CFG_CONFIG); |
846f5c62 | 7607 | if (!(reg & BNX2_SHARED_HW_CFG_GIG_LINK_ON_VAUX)) { |
f86e82fb | 7608 | bp->flags |= BNX2_FLAG_NO_WOL; |
846f5c62 MC |
7609 | bp->wol = 0; |
7610 | } | |
38ea3686 MC |
7611 | if (CHIP_NUM(bp) == CHIP_NUM_5706) { |
7612 | /* Don't do parallel detect on this board because of | |
7613 | * some board problems. The link will not go down | |
7614 | * if we do parallel detect. | |
7615 | */ | |
7616 | if (pdev->subsystem_vendor == PCI_VENDOR_ID_HP && | |
7617 | pdev->subsystem_device == 0x310c) | |
7618 | bp->phy_flags |= BNX2_PHY_FLAG_NO_PARALLEL; | |
7619 | } else { | |
5b0c76ad | 7620 | bp->phy_addr = 2; |
5b0c76ad | 7621 | if (reg & BNX2_SHARED_HW_CFG_PHY_2_5G) |
583c28e5 | 7622 | bp->phy_flags |= BNX2_PHY_FLAG_2_5G_CAPABLE; |
5b0c76ad | 7623 | } |
261dd5ca MC |
7624 | } else if (CHIP_NUM(bp) == CHIP_NUM_5706 || |
7625 | CHIP_NUM(bp) == CHIP_NUM_5708) | |
583c28e5 | 7626 | bp->phy_flags |= BNX2_PHY_FLAG_CRC_FIX; |
fb0c18bd MC |
7627 | else if (CHIP_NUM(bp) == CHIP_NUM_5709 && |
7628 | (CHIP_REV(bp) == CHIP_REV_Ax || | |
7629 | CHIP_REV(bp) == CHIP_REV_Bx)) | |
583c28e5 | 7630 | bp->phy_flags |= BNX2_PHY_FLAG_DIS_EARLY_DAC; |
b6016b76 | 7631 | |
7c62e83b MC |
7632 | bnx2_init_fw_cap(bp); |
7633 | ||
16088272 MC |
7634 | if ((CHIP_ID(bp) == CHIP_ID_5708_A0) || |
7635 | (CHIP_ID(bp) == CHIP_ID_5708_B0) || | |
5ec6d7bf MC |
7636 | (CHIP_ID(bp) == CHIP_ID_5708_B1) || |
7637 | !(REG_RD(bp, BNX2_PCI_CONFIG_3) & BNX2_PCI_CONFIG_3_VAUX_PRESET)) { | |
f86e82fb | 7638 | bp->flags |= BNX2_FLAG_NO_WOL; |
846f5c62 MC |
7639 | bp->wol = 0; |
7640 | } | |
dda1e390 | 7641 | |
b6016b76 MC |
7642 | if (CHIP_ID(bp) == CHIP_ID_5706_A0) { |
7643 | bp->tx_quick_cons_trip_int = | |
7644 | bp->tx_quick_cons_trip; | |
7645 | bp->tx_ticks_int = bp->tx_ticks; | |
7646 | bp->rx_quick_cons_trip_int = | |
7647 | bp->rx_quick_cons_trip; | |
7648 | bp->rx_ticks_int = bp->rx_ticks; | |
7649 | bp->comp_prod_trip_int = bp->comp_prod_trip; | |
7650 | bp->com_ticks_int = bp->com_ticks; | |
7651 | bp->cmd_ticks_int = bp->cmd_ticks; | |
7652 | } | |
7653 | ||
f9317a40 MC |
7654 | /* Disable MSI on 5706 if AMD 8132 bridge is found. |
7655 | * | |
7656 | * MSI is defined to be 32-bit write. The 5706 does 64-bit MSI writes | |
7657 | * with byte enables disabled on the unused 32-bit word. This is legal | |
7658 | * but causes problems on the AMD 8132 which will eventually stop | |
7659 | * responding after a while. | |
7660 | * | |
7661 | * AMD believes this incompatibility is unique to the 5706, and | |
88187dfa | 7662 | * prefers to locally disable MSI rather than globally disabling it. |
f9317a40 MC |
7663 | */ |
7664 | if (CHIP_NUM(bp) == CHIP_NUM_5706 && disable_msi == 0) { | |
7665 | struct pci_dev *amd_8132 = NULL; | |
7666 | ||
7667 | while ((amd_8132 = pci_get_device(PCI_VENDOR_ID_AMD, | |
7668 | PCI_DEVICE_ID_AMD_8132_BRIDGE, | |
7669 | amd_8132))) { | |
f9317a40 | 7670 | |
44c10138 AK |
7671 | if (amd_8132->revision >= 0x10 && |
7672 | amd_8132->revision <= 0x13) { | |
f9317a40 MC |
7673 | disable_msi = 1; |
7674 | pci_dev_put(amd_8132); | |
7675 | break; | |
7676 | } | |
7677 | } | |
7678 | } | |
7679 | ||
deaf391b | 7680 | bnx2_set_default_link(bp); |
b6016b76 MC |
7681 | bp->req_flow_ctrl = FLOW_CTRL_RX | FLOW_CTRL_TX; |
7682 | ||
cd339a0e | 7683 | init_timer(&bp->timer); |
ac392abc | 7684 | bp->timer.expires = RUN_AT(BNX2_TIMER_INTERVAL); |
cd339a0e MC |
7685 | bp->timer.data = (unsigned long) bp; |
7686 | bp->timer.function = bnx2_timer; | |
7687 | ||
b6016b76 MC |
7688 | return 0; |
7689 | ||
7690 | err_out_unmap: | |
7691 | if (bp->regview) { | |
7692 | iounmap(bp->regview); | |
73eef4cd | 7693 | bp->regview = NULL; |
b6016b76 MC |
7694 | } |
7695 | ||
7696 | err_out_release: | |
7697 | pci_release_regions(pdev); | |
7698 | ||
7699 | err_out_disable: | |
7700 | pci_disable_device(pdev); | |
7701 | pci_set_drvdata(pdev, NULL); | |
7702 | ||
7703 | err_out: | |
7704 | return rc; | |
7705 | } | |
7706 | ||
883e5151 MC |
7707 | static char * __devinit |
7708 | bnx2_bus_string(struct bnx2 *bp, char *str) | |
7709 | { | |
7710 | char *s = str; | |
7711 | ||
f86e82fb | 7712 | if (bp->flags & BNX2_FLAG_PCIE) { |
883e5151 MC |
7713 | s += sprintf(s, "PCI Express"); |
7714 | } else { | |
7715 | s += sprintf(s, "PCI"); | |
f86e82fb | 7716 | if (bp->flags & BNX2_FLAG_PCIX) |
883e5151 | 7717 | s += sprintf(s, "-X"); |
f86e82fb | 7718 | if (bp->flags & BNX2_FLAG_PCI_32BIT) |
883e5151 MC |
7719 | s += sprintf(s, " 32-bit"); |
7720 | else | |
7721 | s += sprintf(s, " 64-bit"); | |
7722 | s += sprintf(s, " %dMHz", bp->bus_speed_mhz); | |
7723 | } | |
7724 | return str; | |
7725 | } | |
7726 | ||
2ba582b7 | 7727 | static void __devinit |
35efa7c1 MC |
7728 | bnx2_init_napi(struct bnx2 *bp) |
7729 | { | |
b4b36042 | 7730 | int i; |
35efa7c1 | 7731 | |
b4b36042 | 7732 | for (i = 0; i < BNX2_MAX_MSIX_VEC; i++) { |
35e9010b MC |
7733 | struct bnx2_napi *bnapi = &bp->bnx2_napi[i]; |
7734 | int (*poll)(struct napi_struct *, int); | |
7735 | ||
7736 | if (i == 0) | |
7737 | poll = bnx2_poll; | |
7738 | else | |
f0ea2e63 | 7739 | poll = bnx2_poll_msix; |
35e9010b MC |
7740 | |
7741 | netif_napi_add(bp->dev, &bp->bnx2_napi[i].napi, poll, 64); | |
b4b36042 MC |
7742 | bnapi->bp = bp; |
7743 | } | |
35efa7c1 MC |
7744 | } |
7745 | ||
0421eae6 SH |
7746 | static const struct net_device_ops bnx2_netdev_ops = { |
7747 | .ndo_open = bnx2_open, | |
7748 | .ndo_start_xmit = bnx2_start_xmit, | |
7749 | .ndo_stop = bnx2_close, | |
7750 | .ndo_get_stats = bnx2_get_stats, | |
7751 | .ndo_set_rx_mode = bnx2_set_rx_mode, | |
7752 | .ndo_do_ioctl = bnx2_ioctl, | |
7753 | .ndo_validate_addr = eth_validate_addr, | |
7754 | .ndo_set_mac_address = bnx2_change_mac_addr, | |
7755 | .ndo_change_mtu = bnx2_change_mtu, | |
7756 | .ndo_tx_timeout = bnx2_tx_timeout, | |
7757 | #ifdef BCM_VLAN | |
7758 | .ndo_vlan_rx_register = bnx2_vlan_rx_register, | |
7759 | #endif | |
7760 | #if defined(HAVE_POLL_CONTROLLER) || defined(CONFIG_NET_POLL_CONTROLLER) | |
7761 | .ndo_poll_controller = poll_bnx2, | |
7762 | #endif | |
7763 | }; | |
7764 | ||
b6016b76 MC |
7765 | static int __devinit |
7766 | bnx2_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) | |
7767 | { | |
7768 | static int version_printed = 0; | |
7769 | struct net_device *dev = NULL; | |
7770 | struct bnx2 *bp; | |
0795af57 | 7771 | int rc; |
883e5151 | 7772 | char str[40]; |
b6016b76 MC |
7773 | |
7774 | if (version_printed++ == 0) | |
7775 | printk(KERN_INFO "%s", version); | |
7776 | ||
7777 | /* dev zeroed in init_etherdev */ | |
706bf240 | 7778 | dev = alloc_etherdev_mq(sizeof(*bp), TX_MAX_RINGS); |
b6016b76 MC |
7779 | |
7780 | if (!dev) | |
7781 | return -ENOMEM; | |
7782 | ||
7783 | rc = bnx2_init_board(pdev, dev); | |
7784 | if (rc < 0) { | |
7785 | free_netdev(dev); | |
7786 | return rc; | |
7787 | } | |
7788 | ||
0421eae6 | 7789 | dev->netdev_ops = &bnx2_netdev_ops; |
b6016b76 | 7790 | dev->watchdog_timeo = TX_TIMEOUT; |
b6016b76 | 7791 | dev->ethtool_ops = &bnx2_ethtool_ops; |
b6016b76 | 7792 | |
972ec0d4 | 7793 | bp = netdev_priv(dev); |
35efa7c1 | 7794 | bnx2_init_napi(bp); |
b6016b76 | 7795 | |
1b2f922f MC |
7796 | pci_set_drvdata(pdev, dev); |
7797 | ||
7798 | memcpy(dev->dev_addr, bp->mac_addr, 6); | |
7799 | memcpy(dev->perm_addr, bp->mac_addr, 6); | |
1b2f922f | 7800 | |
d212f87b | 7801 | dev->features |= NETIF_F_IP_CSUM | NETIF_F_SG; |
4666f87a | 7802 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
d212f87b SH |
7803 | dev->features |= NETIF_F_IPV6_CSUM; |
7804 | ||
1b2f922f MC |
7805 | #ifdef BCM_VLAN |
7806 | dev->features |= NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_RX; | |
7807 | #endif | |
7808 | dev->features |= NETIF_F_TSO | NETIF_F_TSO_ECN; | |
4666f87a MC |
7809 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
7810 | dev->features |= NETIF_F_TSO6; | |
1b2f922f | 7811 | |
b6016b76 | 7812 | if ((rc = register_netdev(dev))) { |
9b91cf9d | 7813 | dev_err(&pdev->dev, "Cannot register net device\n"); |
b6016b76 MC |
7814 | if (bp->regview) |
7815 | iounmap(bp->regview); | |
7816 | pci_release_regions(pdev); | |
7817 | pci_disable_device(pdev); | |
7818 | pci_set_drvdata(pdev, NULL); | |
7819 | free_netdev(dev); | |
7820 | return rc; | |
7821 | } | |
7822 | ||
883e5151 | 7823 | printk(KERN_INFO "%s: %s (%c%d) %s found at mem %lx, " |
e174961c | 7824 | "IRQ %d, node addr %pM\n", |
b6016b76 | 7825 | dev->name, |
fbbf68b7 | 7826 | board_info[ent->driver_data].name, |
b6016b76 MC |
7827 | ((CHIP_ID(bp) & 0xf000) >> 12) + 'A', |
7828 | ((CHIP_ID(bp) & 0x0ff0) >> 4), | |
883e5151 | 7829 | bnx2_bus_string(bp, str), |
b6016b76 | 7830 | dev->base_addr, |
e174961c | 7831 | bp->pdev->irq, dev->dev_addr); |
b6016b76 | 7832 | |
b6016b76 MC |
7833 | return 0; |
7834 | } | |
7835 | ||
7836 | static void __devexit | |
7837 | bnx2_remove_one(struct pci_dev *pdev) | |
7838 | { | |
7839 | struct net_device *dev = pci_get_drvdata(pdev); | |
972ec0d4 | 7840 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 7841 | |
afdc08b9 MC |
7842 | flush_scheduled_work(); |
7843 | ||
b6016b76 MC |
7844 | unregister_netdev(dev); |
7845 | ||
7846 | if (bp->regview) | |
7847 | iounmap(bp->regview); | |
7848 | ||
7849 | free_netdev(dev); | |
7850 | pci_release_regions(pdev); | |
7851 | pci_disable_device(pdev); | |
7852 | pci_set_drvdata(pdev, NULL); | |
7853 | } | |
7854 | ||
7855 | static int | |
829ca9a3 | 7856 | bnx2_suspend(struct pci_dev *pdev, pm_message_t state) |
b6016b76 MC |
7857 | { |
7858 | struct net_device *dev = pci_get_drvdata(pdev); | |
972ec0d4 | 7859 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 7860 | |
6caebb02 MC |
7861 | /* PCI register 4 needs to be saved whether netif_running() or not. |
7862 | * MSI address and data need to be saved if using MSI and | |
7863 | * netif_running(). | |
7864 | */ | |
7865 | pci_save_state(pdev); | |
b6016b76 MC |
7866 | if (!netif_running(dev)) |
7867 | return 0; | |
7868 | ||
1d60290f | 7869 | flush_scheduled_work(); |
b6016b76 MC |
7870 | bnx2_netif_stop(bp); |
7871 | netif_device_detach(dev); | |
7872 | del_timer_sync(&bp->timer); | |
74bf4ba3 | 7873 | bnx2_shutdown_chip(bp); |
b6016b76 | 7874 | bnx2_free_skbs(bp); |
829ca9a3 | 7875 | bnx2_set_power_state(bp, pci_choose_state(pdev, state)); |
b6016b76 MC |
7876 | return 0; |
7877 | } | |
7878 | ||
7879 | static int | |
7880 | bnx2_resume(struct pci_dev *pdev) | |
7881 | { | |
7882 | struct net_device *dev = pci_get_drvdata(pdev); | |
972ec0d4 | 7883 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 7884 | |
6caebb02 | 7885 | pci_restore_state(pdev); |
b6016b76 MC |
7886 | if (!netif_running(dev)) |
7887 | return 0; | |
7888 | ||
829ca9a3 | 7889 | bnx2_set_power_state(bp, PCI_D0); |
b6016b76 | 7890 | netif_device_attach(dev); |
9a120bc5 | 7891 | bnx2_init_nic(bp, 1); |
b6016b76 MC |
7892 | bnx2_netif_start(bp); |
7893 | return 0; | |
7894 | } | |
7895 | ||
6ff2da49 WX |
7896 | /** |
7897 | * bnx2_io_error_detected - called when PCI error is detected | |
7898 | * @pdev: Pointer to PCI device | |
7899 | * @state: The current pci connection state | |
7900 | * | |
7901 | * This function is called after a PCI bus error affecting | |
7902 | * this device has been detected. | |
7903 | */ | |
7904 | static pci_ers_result_t bnx2_io_error_detected(struct pci_dev *pdev, | |
7905 | pci_channel_state_t state) | |
7906 | { | |
7907 | struct net_device *dev = pci_get_drvdata(pdev); | |
7908 | struct bnx2 *bp = netdev_priv(dev); | |
7909 | ||
7910 | rtnl_lock(); | |
7911 | netif_device_detach(dev); | |
7912 | ||
7913 | if (netif_running(dev)) { | |
7914 | bnx2_netif_stop(bp); | |
7915 | del_timer_sync(&bp->timer); | |
7916 | bnx2_reset_nic(bp, BNX2_DRV_MSG_CODE_RESET); | |
7917 | } | |
7918 | ||
7919 | pci_disable_device(pdev); | |
7920 | rtnl_unlock(); | |
7921 | ||
7922 | /* Request a slot slot reset. */ | |
7923 | return PCI_ERS_RESULT_NEED_RESET; | |
7924 | } | |
7925 | ||
7926 | /** | |
7927 | * bnx2_io_slot_reset - called after the pci bus has been reset. | |
7928 | * @pdev: Pointer to PCI device | |
7929 | * | |
7930 | * Restart the card from scratch, as if from a cold-boot. | |
7931 | */ | |
7932 | static pci_ers_result_t bnx2_io_slot_reset(struct pci_dev *pdev) | |
7933 | { | |
7934 | struct net_device *dev = pci_get_drvdata(pdev); | |
7935 | struct bnx2 *bp = netdev_priv(dev); | |
7936 | ||
7937 | rtnl_lock(); | |
7938 | if (pci_enable_device(pdev)) { | |
7939 | dev_err(&pdev->dev, | |
7940 | "Cannot re-enable PCI device after reset.\n"); | |
7941 | rtnl_unlock(); | |
7942 | return PCI_ERS_RESULT_DISCONNECT; | |
7943 | } | |
7944 | pci_set_master(pdev); | |
7945 | pci_restore_state(pdev); | |
7946 | ||
7947 | if (netif_running(dev)) { | |
7948 | bnx2_set_power_state(bp, PCI_D0); | |
7949 | bnx2_init_nic(bp, 1); | |
7950 | } | |
7951 | ||
7952 | rtnl_unlock(); | |
7953 | return PCI_ERS_RESULT_RECOVERED; | |
7954 | } | |
7955 | ||
7956 | /** | |
7957 | * bnx2_io_resume - called when traffic can start flowing again. | |
7958 | * @pdev: Pointer to PCI device | |
7959 | * | |
7960 | * This callback is called when the error recovery driver tells us that | |
7961 | * its OK to resume normal operation. | |
7962 | */ | |
7963 | static void bnx2_io_resume(struct pci_dev *pdev) | |
7964 | { | |
7965 | struct net_device *dev = pci_get_drvdata(pdev); | |
7966 | struct bnx2 *bp = netdev_priv(dev); | |
7967 | ||
7968 | rtnl_lock(); | |
7969 | if (netif_running(dev)) | |
7970 | bnx2_netif_start(bp); | |
7971 | ||
7972 | netif_device_attach(dev); | |
7973 | rtnl_unlock(); | |
7974 | } | |
7975 | ||
7976 | static struct pci_error_handlers bnx2_err_handler = { | |
7977 | .error_detected = bnx2_io_error_detected, | |
7978 | .slot_reset = bnx2_io_slot_reset, | |
7979 | .resume = bnx2_io_resume, | |
7980 | }; | |
7981 | ||
b6016b76 | 7982 | static struct pci_driver bnx2_pci_driver = { |
14ab9b86 PH |
7983 | .name = DRV_MODULE_NAME, |
7984 | .id_table = bnx2_pci_tbl, | |
7985 | .probe = bnx2_init_one, | |
7986 | .remove = __devexit_p(bnx2_remove_one), | |
7987 | .suspend = bnx2_suspend, | |
7988 | .resume = bnx2_resume, | |
6ff2da49 | 7989 | .err_handler = &bnx2_err_handler, |
b6016b76 MC |
7990 | }; |
7991 | ||
7992 | static int __init bnx2_init(void) | |
7993 | { | |
29917620 | 7994 | return pci_register_driver(&bnx2_pci_driver); |
b6016b76 MC |
7995 | } |
7996 | ||
7997 | static void __exit bnx2_cleanup(void) | |
7998 | { | |
7999 | pci_unregister_driver(&bnx2_pci_driver); | |
8000 | } | |
8001 | ||
8002 | module_init(bnx2_init); | |
8003 | module_exit(bnx2_cleanup); | |
8004 | ||
8005 | ||
8006 |