Commit | Line | Data |
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b6016b76 MC |
1 | /* bnx2.c: Broadcom NX2 network driver. |
2 | * | |
dc187cb3 | 3 | * Copyright (c) 2004-2011 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 | ||
3a9c6a49 | 12 | #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt |
f2a4f052 MC |
13 | |
14 | #include <linux/module.h> | |
15 | #include <linux/moduleparam.h> | |
16 | ||
17 | #include <linux/kernel.h> | |
18 | #include <linux/timer.h> | |
19 | #include <linux/errno.h> | |
20 | #include <linux/ioport.h> | |
21 | #include <linux/slab.h> | |
22 | #include <linux/vmalloc.h> | |
23 | #include <linux/interrupt.h> | |
24 | #include <linux/pci.h> | |
25 | #include <linux/init.h> | |
26 | #include <linux/netdevice.h> | |
27 | #include <linux/etherdevice.h> | |
28 | #include <linux/skbuff.h> | |
29 | #include <linux/dma-mapping.h> | |
1977f032 | 30 | #include <linux/bitops.h> |
f2a4f052 MC |
31 | #include <asm/io.h> |
32 | #include <asm/irq.h> | |
33 | #include <linux/delay.h> | |
34 | #include <asm/byteorder.h> | |
c86a31f4 | 35 | #include <asm/page.h> |
f2a4f052 MC |
36 | #include <linux/time.h> |
37 | #include <linux/ethtool.h> | |
38 | #include <linux/mii.h> | |
f2a4f052 | 39 | #include <linux/if_vlan.h> |
f2a4f052 | 40 | #include <net/ip.h> |
de081fa5 | 41 | #include <net/tcp.h> |
f2a4f052 | 42 | #include <net/checksum.h> |
f2a4f052 MC |
43 | #include <linux/workqueue.h> |
44 | #include <linux/crc32.h> | |
45 | #include <linux/prefetch.h> | |
29b12174 | 46 | #include <linux/cache.h> |
57579f76 | 47 | #include <linux/firmware.h> |
706bf240 | 48 | #include <linux/log2.h> |
cd709aa9 | 49 | #include <linux/aer.h> |
f2a4f052 | 50 | |
4edd473f MC |
51 | #if defined(CONFIG_CNIC) || defined(CONFIG_CNIC_MODULE) |
52 | #define BCM_CNIC 1 | |
53 | #include "cnic_if.h" | |
54 | #endif | |
b6016b76 MC |
55 | #include "bnx2.h" |
56 | #include "bnx2_fw.h" | |
b3448b0b | 57 | |
b6016b76 | 58 | #define DRV_MODULE_NAME "bnx2" |
dc187cb3 MC |
59 | #define DRV_MODULE_VERSION "2.1.6" |
60 | #define DRV_MODULE_RELDATE "Mar 7, 2011" | |
0268102d | 61 | #define FW_MIPS_FILE_06 "bnx2/bnx2-mips-06-6.2.1.fw" |
22fa159d | 62 | #define FW_RV2P_FILE_06 "bnx2/bnx2-rv2p-06-6.0.15.fw" |
dc187cb3 | 63 | #define FW_MIPS_FILE_09 "bnx2/bnx2-mips-09-6.2.1a.fw" |
22fa159d MC |
64 | #define FW_RV2P_FILE_09_Ax "bnx2/bnx2-rv2p-09ax-6.0.17.fw" |
65 | #define FW_RV2P_FILE_09 "bnx2/bnx2-rv2p-09-6.0.17.fw" | |
b6016b76 MC |
66 | |
67 | #define RUN_AT(x) (jiffies + (x)) | |
68 | ||
69 | /* Time in jiffies before concluding the transmitter is hung. */ | |
70 | #define TX_TIMEOUT (5*HZ) | |
71 | ||
fefa8645 | 72 | static char version[] __devinitdata = |
b6016b76 MC |
73 | "Broadcom NetXtreme II Gigabit Ethernet Driver " DRV_MODULE_NAME " v" DRV_MODULE_VERSION " (" DRV_MODULE_RELDATE ")\n"; |
74 | ||
75 | MODULE_AUTHOR("Michael Chan <mchan@broadcom.com>"); | |
453a9c6e | 76 | MODULE_DESCRIPTION("Broadcom NetXtreme II BCM5706/5708/5709/5716 Driver"); |
b6016b76 MC |
77 | MODULE_LICENSE("GPL"); |
78 | MODULE_VERSION(DRV_MODULE_VERSION); | |
57579f76 MC |
79 | MODULE_FIRMWARE(FW_MIPS_FILE_06); |
80 | MODULE_FIRMWARE(FW_RV2P_FILE_06); | |
81 | MODULE_FIRMWARE(FW_MIPS_FILE_09); | |
82 | MODULE_FIRMWARE(FW_RV2P_FILE_09); | |
078b0735 | 83 | MODULE_FIRMWARE(FW_RV2P_FILE_09_Ax); |
b6016b76 MC |
84 | |
85 | static int disable_msi = 0; | |
86 | ||
87 | module_param(disable_msi, int, 0); | |
88 | MODULE_PARM_DESC(disable_msi, "Disable Message Signaled Interrupt (MSI)"); | |
89 | ||
90 | typedef enum { | |
91 | BCM5706 = 0, | |
92 | NC370T, | |
93 | NC370I, | |
94 | BCM5706S, | |
95 | NC370F, | |
5b0c76ad MC |
96 | BCM5708, |
97 | BCM5708S, | |
bac0dff6 | 98 | BCM5709, |
27a005b8 | 99 | BCM5709S, |
7bb0a04f | 100 | BCM5716, |
1caacecb | 101 | BCM5716S, |
b6016b76 MC |
102 | } board_t; |
103 | ||
104 | /* indexed by board_t, above */ | |
fefa8645 | 105 | static struct { |
b6016b76 MC |
106 | char *name; |
107 | } board_info[] __devinitdata = { | |
108 | { "Broadcom NetXtreme II BCM5706 1000Base-T" }, | |
109 | { "HP NC370T Multifunction Gigabit Server Adapter" }, | |
110 | { "HP NC370i Multifunction Gigabit Server Adapter" }, | |
111 | { "Broadcom NetXtreme II BCM5706 1000Base-SX" }, | |
112 | { "HP NC370F Multifunction Gigabit Server Adapter" }, | |
5b0c76ad MC |
113 | { "Broadcom NetXtreme II BCM5708 1000Base-T" }, |
114 | { "Broadcom NetXtreme II BCM5708 1000Base-SX" }, | |
bac0dff6 | 115 | { "Broadcom NetXtreme II BCM5709 1000Base-T" }, |
27a005b8 | 116 | { "Broadcom NetXtreme II BCM5709 1000Base-SX" }, |
7bb0a04f | 117 | { "Broadcom NetXtreme II BCM5716 1000Base-T" }, |
1caacecb | 118 | { "Broadcom NetXtreme II BCM5716 1000Base-SX" }, |
b6016b76 MC |
119 | }; |
120 | ||
7bb0a04f | 121 | static DEFINE_PCI_DEVICE_TABLE(bnx2_pci_tbl) = { |
b6016b76 MC |
122 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5706, |
123 | PCI_VENDOR_ID_HP, 0x3101, 0, 0, NC370T }, | |
124 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5706, | |
125 | PCI_VENDOR_ID_HP, 0x3106, 0, 0, NC370I }, | |
126 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5706, | |
127 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM5706 }, | |
5b0c76ad MC |
128 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5708, |
129 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM5708 }, | |
b6016b76 MC |
130 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5706S, |
131 | PCI_VENDOR_ID_HP, 0x3102, 0, 0, NC370F }, | |
132 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5706S, | |
133 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM5706S }, | |
5b0c76ad MC |
134 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5708S, |
135 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM5708S }, | |
bac0dff6 MC |
136 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5709, |
137 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM5709 }, | |
27a005b8 MC |
138 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5709S, |
139 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM5709S }, | |
7bb0a04f MC |
140 | { PCI_VENDOR_ID_BROADCOM, 0x163b, |
141 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM5716 }, | |
1caacecb | 142 | { PCI_VENDOR_ID_BROADCOM, 0x163c, |
1f2435e5 | 143 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM5716S }, |
b6016b76 MC |
144 | { 0, } |
145 | }; | |
146 | ||
0ced9d01 | 147 | static const struct flash_spec flash_table[] = |
b6016b76 | 148 | { |
e30372c9 MC |
149 | #define BUFFERED_FLAGS (BNX2_NV_BUFFERED | BNX2_NV_TRANSLATE) |
150 | #define NONBUFFERED_FLAGS (BNX2_NV_WREN) | |
b6016b76 | 151 | /* Slow EEPROM */ |
37137709 | 152 | {0x00000000, 0x40830380, 0x009f0081, 0xa184a053, 0xaf000400, |
e30372c9 | 153 | BUFFERED_FLAGS, SEEPROM_PAGE_BITS, SEEPROM_PAGE_SIZE, |
b6016b76 MC |
154 | SEEPROM_BYTE_ADDR_MASK, SEEPROM_TOTAL_SIZE, |
155 | "EEPROM - slow"}, | |
37137709 MC |
156 | /* Expansion entry 0001 */ |
157 | {0x08000002, 0x4b808201, 0x00050081, 0x03840253, 0xaf020406, | |
e30372c9 | 158 | NONBUFFERED_FLAGS, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, |
37137709 MC |
159 | SAIFUN_FLASH_BYTE_ADDR_MASK, 0, |
160 | "Entry 0001"}, | |
b6016b76 MC |
161 | /* Saifun SA25F010 (non-buffered flash) */ |
162 | /* strap, cfg1, & write1 need updates */ | |
37137709 | 163 | {0x04000001, 0x47808201, 0x00050081, 0x03840253, 0xaf020406, |
e30372c9 | 164 | NONBUFFERED_FLAGS, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, |
b6016b76 MC |
165 | SAIFUN_FLASH_BYTE_ADDR_MASK, SAIFUN_FLASH_BASE_TOTAL_SIZE*2, |
166 | "Non-buffered flash (128kB)"}, | |
167 | /* Saifun SA25F020 (non-buffered flash) */ | |
168 | /* strap, cfg1, & write1 need updates */ | |
37137709 | 169 | {0x0c000003, 0x4f808201, 0x00050081, 0x03840253, 0xaf020406, |
e30372c9 | 170 | NONBUFFERED_FLAGS, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, |
b6016b76 MC |
171 | SAIFUN_FLASH_BYTE_ADDR_MASK, SAIFUN_FLASH_BASE_TOTAL_SIZE*4, |
172 | "Non-buffered flash (256kB)"}, | |
37137709 MC |
173 | /* Expansion entry 0100 */ |
174 | {0x11000000, 0x53808201, 0x00050081, 0x03840253, 0xaf020406, | |
e30372c9 | 175 | NONBUFFERED_FLAGS, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, |
37137709 MC |
176 | SAIFUN_FLASH_BYTE_ADDR_MASK, 0, |
177 | "Entry 0100"}, | |
178 | /* Entry 0101: ST M45PE10 (non-buffered flash, TetonII B0) */ | |
6aa20a22 | 179 | {0x19000002, 0x5b808201, 0x000500db, 0x03840253, 0xaf020406, |
e30372c9 | 180 | NONBUFFERED_FLAGS, ST_MICRO_FLASH_PAGE_BITS, ST_MICRO_FLASH_PAGE_SIZE, |
37137709 MC |
181 | ST_MICRO_FLASH_BYTE_ADDR_MASK, ST_MICRO_FLASH_BASE_TOTAL_SIZE*2, |
182 | "Entry 0101: ST M45PE10 (128kB non-bufferred)"}, | |
183 | /* Entry 0110: ST M45PE20 (non-buffered flash)*/ | |
184 | {0x15000001, 0x57808201, 0x000500db, 0x03840253, 0xaf020406, | |
e30372c9 | 185 | NONBUFFERED_FLAGS, ST_MICRO_FLASH_PAGE_BITS, ST_MICRO_FLASH_PAGE_SIZE, |
37137709 MC |
186 | ST_MICRO_FLASH_BYTE_ADDR_MASK, ST_MICRO_FLASH_BASE_TOTAL_SIZE*4, |
187 | "Entry 0110: ST M45PE20 (256kB non-bufferred)"}, | |
188 | /* Saifun SA25F005 (non-buffered flash) */ | |
189 | /* strap, cfg1, & write1 need updates */ | |
190 | {0x1d000003, 0x5f808201, 0x00050081, 0x03840253, 0xaf020406, | |
e30372c9 | 191 | NONBUFFERED_FLAGS, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, |
37137709 MC |
192 | SAIFUN_FLASH_BYTE_ADDR_MASK, SAIFUN_FLASH_BASE_TOTAL_SIZE, |
193 | "Non-buffered flash (64kB)"}, | |
194 | /* Fast EEPROM */ | |
195 | {0x22000000, 0x62808380, 0x009f0081, 0xa184a053, 0xaf000400, | |
e30372c9 | 196 | BUFFERED_FLAGS, SEEPROM_PAGE_BITS, SEEPROM_PAGE_SIZE, |
37137709 MC |
197 | SEEPROM_BYTE_ADDR_MASK, SEEPROM_TOTAL_SIZE, |
198 | "EEPROM - fast"}, | |
199 | /* Expansion entry 1001 */ | |
200 | {0x2a000002, 0x6b808201, 0x00050081, 0x03840253, 0xaf020406, | |
e30372c9 | 201 | NONBUFFERED_FLAGS, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, |
37137709 MC |
202 | SAIFUN_FLASH_BYTE_ADDR_MASK, 0, |
203 | "Entry 1001"}, | |
204 | /* Expansion entry 1010 */ | |
205 | {0x26000001, 0x67808201, 0x00050081, 0x03840253, 0xaf020406, | |
e30372c9 | 206 | NONBUFFERED_FLAGS, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, |
37137709 MC |
207 | SAIFUN_FLASH_BYTE_ADDR_MASK, 0, |
208 | "Entry 1010"}, | |
209 | /* ATMEL AT45DB011B (buffered flash) */ | |
210 | {0x2e000003, 0x6e808273, 0x00570081, 0x68848353, 0xaf000400, | |
e30372c9 | 211 | BUFFERED_FLAGS, BUFFERED_FLASH_PAGE_BITS, BUFFERED_FLASH_PAGE_SIZE, |
37137709 MC |
212 | BUFFERED_FLASH_BYTE_ADDR_MASK, BUFFERED_FLASH_TOTAL_SIZE, |
213 | "Buffered flash (128kB)"}, | |
214 | /* Expansion entry 1100 */ | |
215 | {0x33000000, 0x73808201, 0x00050081, 0x03840253, 0xaf020406, | |
e30372c9 | 216 | NONBUFFERED_FLAGS, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, |
37137709 MC |
217 | SAIFUN_FLASH_BYTE_ADDR_MASK, 0, |
218 | "Entry 1100"}, | |
219 | /* Expansion entry 1101 */ | |
220 | {0x3b000002, 0x7b808201, 0x00050081, 0x03840253, 0xaf020406, | |
e30372c9 | 221 | NONBUFFERED_FLAGS, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, |
37137709 MC |
222 | SAIFUN_FLASH_BYTE_ADDR_MASK, 0, |
223 | "Entry 1101"}, | |
224 | /* Ateml Expansion entry 1110 */ | |
225 | {0x37000001, 0x76808273, 0x00570081, 0x68848353, 0xaf000400, | |
e30372c9 | 226 | BUFFERED_FLAGS, BUFFERED_FLASH_PAGE_BITS, BUFFERED_FLASH_PAGE_SIZE, |
37137709 MC |
227 | BUFFERED_FLASH_BYTE_ADDR_MASK, 0, |
228 | "Entry 1110 (Atmel)"}, | |
229 | /* ATMEL AT45DB021B (buffered flash) */ | |
230 | {0x3f000003, 0x7e808273, 0x00570081, 0x68848353, 0xaf000400, | |
e30372c9 | 231 | BUFFERED_FLAGS, BUFFERED_FLASH_PAGE_BITS, BUFFERED_FLASH_PAGE_SIZE, |
37137709 MC |
232 | BUFFERED_FLASH_BYTE_ADDR_MASK, BUFFERED_FLASH_TOTAL_SIZE*2, |
233 | "Buffered flash (256kB)"}, | |
b6016b76 MC |
234 | }; |
235 | ||
0ced9d01 | 236 | static const struct flash_spec flash_5709 = { |
e30372c9 MC |
237 | .flags = BNX2_NV_BUFFERED, |
238 | .page_bits = BCM5709_FLASH_PAGE_BITS, | |
239 | .page_size = BCM5709_FLASH_PAGE_SIZE, | |
240 | .addr_mask = BCM5709_FLASH_BYTE_ADDR_MASK, | |
241 | .total_size = BUFFERED_FLASH_TOTAL_SIZE*2, | |
242 | .name = "5709 Buffered flash (256kB)", | |
243 | }; | |
244 | ||
b6016b76 MC |
245 | MODULE_DEVICE_TABLE(pci, bnx2_pci_tbl); |
246 | ||
4327ba43 | 247 | static void bnx2_init_napi(struct bnx2 *bp); |
f048fa9c | 248 | static void bnx2_del_napi(struct bnx2 *bp); |
4327ba43 | 249 | |
35e9010b | 250 | static inline u32 bnx2_tx_avail(struct bnx2 *bp, struct bnx2_tx_ring_info *txr) |
e89bbf10 | 251 | { |
2f8af120 | 252 | u32 diff; |
e89bbf10 | 253 | |
11848b96 MC |
254 | /* Tell compiler to fetch tx_prod and tx_cons from memory. */ |
255 | barrier(); | |
faac9c4b MC |
256 | |
257 | /* The ring uses 256 indices for 255 entries, one of them | |
258 | * needs to be skipped. | |
259 | */ | |
35e9010b | 260 | diff = txr->tx_prod - txr->tx_cons; |
faac9c4b MC |
261 | if (unlikely(diff >= TX_DESC_CNT)) { |
262 | diff &= 0xffff; | |
263 | if (diff == TX_DESC_CNT) | |
264 | diff = MAX_TX_DESC_CNT; | |
265 | } | |
807540ba | 266 | return bp->tx_ring_size - diff; |
e89bbf10 MC |
267 | } |
268 | ||
b6016b76 MC |
269 | static u32 |
270 | bnx2_reg_rd_ind(struct bnx2 *bp, u32 offset) | |
271 | { | |
1b8227c4 MC |
272 | u32 val; |
273 | ||
274 | spin_lock_bh(&bp->indirect_lock); | |
b6016b76 | 275 | REG_WR(bp, BNX2_PCICFG_REG_WINDOW_ADDRESS, offset); |
1b8227c4 MC |
276 | val = REG_RD(bp, BNX2_PCICFG_REG_WINDOW); |
277 | spin_unlock_bh(&bp->indirect_lock); | |
278 | return val; | |
b6016b76 MC |
279 | } |
280 | ||
281 | static void | |
282 | bnx2_reg_wr_ind(struct bnx2 *bp, u32 offset, u32 val) | |
283 | { | |
1b8227c4 | 284 | spin_lock_bh(&bp->indirect_lock); |
b6016b76 MC |
285 | REG_WR(bp, BNX2_PCICFG_REG_WINDOW_ADDRESS, offset); |
286 | REG_WR(bp, BNX2_PCICFG_REG_WINDOW, val); | |
1b8227c4 | 287 | spin_unlock_bh(&bp->indirect_lock); |
b6016b76 MC |
288 | } |
289 | ||
2726d6e1 MC |
290 | static void |
291 | bnx2_shmem_wr(struct bnx2 *bp, u32 offset, u32 val) | |
292 | { | |
293 | bnx2_reg_wr_ind(bp, bp->shmem_base + offset, val); | |
294 | } | |
295 | ||
296 | static u32 | |
297 | bnx2_shmem_rd(struct bnx2 *bp, u32 offset) | |
298 | { | |
807540ba | 299 | return bnx2_reg_rd_ind(bp, bp->shmem_base + offset); |
2726d6e1 MC |
300 | } |
301 | ||
b6016b76 MC |
302 | static void |
303 | bnx2_ctx_wr(struct bnx2 *bp, u32 cid_addr, u32 offset, u32 val) | |
304 | { | |
305 | offset += cid_addr; | |
1b8227c4 | 306 | spin_lock_bh(&bp->indirect_lock); |
59b47d8a MC |
307 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
308 | int i; | |
309 | ||
310 | REG_WR(bp, BNX2_CTX_CTX_DATA, val); | |
311 | REG_WR(bp, BNX2_CTX_CTX_CTRL, | |
312 | offset | BNX2_CTX_CTX_CTRL_WRITE_REQ); | |
313 | for (i = 0; i < 5; i++) { | |
59b47d8a MC |
314 | val = REG_RD(bp, BNX2_CTX_CTX_CTRL); |
315 | if ((val & BNX2_CTX_CTX_CTRL_WRITE_REQ) == 0) | |
316 | break; | |
317 | udelay(5); | |
318 | } | |
319 | } else { | |
320 | REG_WR(bp, BNX2_CTX_DATA_ADR, offset); | |
321 | REG_WR(bp, BNX2_CTX_DATA, val); | |
322 | } | |
1b8227c4 | 323 | spin_unlock_bh(&bp->indirect_lock); |
b6016b76 MC |
324 | } |
325 | ||
4edd473f MC |
326 | #ifdef BCM_CNIC |
327 | static int | |
328 | bnx2_drv_ctl(struct net_device *dev, struct drv_ctl_info *info) | |
329 | { | |
330 | struct bnx2 *bp = netdev_priv(dev); | |
331 | struct drv_ctl_io *io = &info->data.io; | |
332 | ||
333 | switch (info->cmd) { | |
334 | case DRV_CTL_IO_WR_CMD: | |
335 | bnx2_reg_wr_ind(bp, io->offset, io->data); | |
336 | break; | |
337 | case DRV_CTL_IO_RD_CMD: | |
338 | io->data = bnx2_reg_rd_ind(bp, io->offset); | |
339 | break; | |
340 | case DRV_CTL_CTX_WR_CMD: | |
341 | bnx2_ctx_wr(bp, io->cid_addr, io->offset, io->data); | |
342 | break; | |
343 | default: | |
344 | return -EINVAL; | |
345 | } | |
346 | return 0; | |
347 | } | |
348 | ||
349 | static void bnx2_setup_cnic_irq_info(struct bnx2 *bp) | |
350 | { | |
351 | struct cnic_eth_dev *cp = &bp->cnic_eth_dev; | |
352 | struct bnx2_napi *bnapi = &bp->bnx2_napi[0]; | |
353 | int sb_id; | |
354 | ||
355 | if (bp->flags & BNX2_FLAG_USING_MSIX) { | |
356 | cp->drv_state |= CNIC_DRV_STATE_USING_MSIX; | |
357 | bnapi->cnic_present = 0; | |
358 | sb_id = bp->irq_nvecs; | |
359 | cp->irq_arr[0].irq_flags |= CNIC_IRQ_FL_MSIX; | |
360 | } else { | |
361 | cp->drv_state &= ~CNIC_DRV_STATE_USING_MSIX; | |
362 | bnapi->cnic_tag = bnapi->last_status_idx; | |
363 | bnapi->cnic_present = 1; | |
364 | sb_id = 0; | |
365 | cp->irq_arr[0].irq_flags &= ~CNIC_IRQ_FL_MSIX; | |
366 | } | |
367 | ||
368 | cp->irq_arr[0].vector = bp->irq_tbl[sb_id].vector; | |
369 | cp->irq_arr[0].status_blk = (void *) | |
370 | ((unsigned long) bnapi->status_blk.msi + | |
371 | (BNX2_SBLK_MSIX_ALIGN_SIZE * sb_id)); | |
372 | cp->irq_arr[0].status_blk_num = sb_id; | |
373 | cp->num_irq = 1; | |
374 | } | |
375 | ||
376 | static int bnx2_register_cnic(struct net_device *dev, struct cnic_ops *ops, | |
377 | void *data) | |
378 | { | |
379 | struct bnx2 *bp = netdev_priv(dev); | |
380 | struct cnic_eth_dev *cp = &bp->cnic_eth_dev; | |
381 | ||
382 | if (ops == NULL) | |
383 | return -EINVAL; | |
384 | ||
385 | if (cp->drv_state & CNIC_DRV_STATE_REGD) | |
386 | return -EBUSY; | |
387 | ||
388 | bp->cnic_data = data; | |
389 | rcu_assign_pointer(bp->cnic_ops, ops); | |
390 | ||
391 | cp->num_irq = 0; | |
392 | cp->drv_state = CNIC_DRV_STATE_REGD; | |
393 | ||
394 | bnx2_setup_cnic_irq_info(bp); | |
395 | ||
396 | return 0; | |
397 | } | |
398 | ||
399 | static int bnx2_unregister_cnic(struct net_device *dev) | |
400 | { | |
401 | struct bnx2 *bp = netdev_priv(dev); | |
402 | struct bnx2_napi *bnapi = &bp->bnx2_napi[0]; | |
403 | struct cnic_eth_dev *cp = &bp->cnic_eth_dev; | |
404 | ||
c5a88950 | 405 | mutex_lock(&bp->cnic_lock); |
4edd473f MC |
406 | cp->drv_state = 0; |
407 | bnapi->cnic_present = 0; | |
408 | rcu_assign_pointer(bp->cnic_ops, NULL); | |
c5a88950 | 409 | mutex_unlock(&bp->cnic_lock); |
4edd473f MC |
410 | synchronize_rcu(); |
411 | return 0; | |
412 | } | |
413 | ||
414 | struct cnic_eth_dev *bnx2_cnic_probe(struct net_device *dev) | |
415 | { | |
416 | struct bnx2 *bp = netdev_priv(dev); | |
417 | struct cnic_eth_dev *cp = &bp->cnic_eth_dev; | |
418 | ||
7625eb2f MC |
419 | if (!cp->max_iscsi_conn) |
420 | return NULL; | |
421 | ||
4edd473f MC |
422 | cp->drv_owner = THIS_MODULE; |
423 | cp->chip_id = bp->chip_id; | |
424 | cp->pdev = bp->pdev; | |
425 | cp->io_base = bp->regview; | |
426 | cp->drv_ctl = bnx2_drv_ctl; | |
427 | cp->drv_register_cnic = bnx2_register_cnic; | |
428 | cp->drv_unregister_cnic = bnx2_unregister_cnic; | |
429 | ||
430 | return cp; | |
431 | } | |
432 | EXPORT_SYMBOL(bnx2_cnic_probe); | |
433 | ||
434 | static void | |
435 | bnx2_cnic_stop(struct bnx2 *bp) | |
436 | { | |
437 | struct cnic_ops *c_ops; | |
438 | struct cnic_ctl_info info; | |
439 | ||
c5a88950 | 440 | mutex_lock(&bp->cnic_lock); |
13707f9e ED |
441 | c_ops = rcu_dereference_protected(bp->cnic_ops, |
442 | lockdep_is_held(&bp->cnic_lock)); | |
4edd473f MC |
443 | if (c_ops) { |
444 | info.cmd = CNIC_CTL_STOP_CMD; | |
445 | c_ops->cnic_ctl(bp->cnic_data, &info); | |
446 | } | |
c5a88950 | 447 | mutex_unlock(&bp->cnic_lock); |
4edd473f MC |
448 | } |
449 | ||
450 | static void | |
451 | bnx2_cnic_start(struct bnx2 *bp) | |
452 | { | |
453 | struct cnic_ops *c_ops; | |
454 | struct cnic_ctl_info info; | |
455 | ||
c5a88950 | 456 | mutex_lock(&bp->cnic_lock); |
13707f9e ED |
457 | c_ops = rcu_dereference_protected(bp->cnic_ops, |
458 | lockdep_is_held(&bp->cnic_lock)); | |
4edd473f MC |
459 | if (c_ops) { |
460 | if (!(bp->flags & BNX2_FLAG_USING_MSIX)) { | |
461 | struct bnx2_napi *bnapi = &bp->bnx2_napi[0]; | |
462 | ||
463 | bnapi->cnic_tag = bnapi->last_status_idx; | |
464 | } | |
465 | info.cmd = CNIC_CTL_START_CMD; | |
466 | c_ops->cnic_ctl(bp->cnic_data, &info); | |
467 | } | |
c5a88950 | 468 | mutex_unlock(&bp->cnic_lock); |
4edd473f MC |
469 | } |
470 | ||
471 | #else | |
472 | ||
473 | static void | |
474 | bnx2_cnic_stop(struct bnx2 *bp) | |
475 | { | |
476 | } | |
477 | ||
478 | static void | |
479 | bnx2_cnic_start(struct bnx2 *bp) | |
480 | { | |
481 | } | |
482 | ||
483 | #endif | |
484 | ||
b6016b76 MC |
485 | static int |
486 | bnx2_read_phy(struct bnx2 *bp, u32 reg, u32 *val) | |
487 | { | |
488 | u32 val1; | |
489 | int i, ret; | |
490 | ||
583c28e5 | 491 | if (bp->phy_flags & BNX2_PHY_FLAG_INT_MODE_AUTO_POLLING) { |
b6016b76 MC |
492 | val1 = REG_RD(bp, BNX2_EMAC_MDIO_MODE); |
493 | val1 &= ~BNX2_EMAC_MDIO_MODE_AUTO_POLL; | |
494 | ||
495 | REG_WR(bp, BNX2_EMAC_MDIO_MODE, val1); | |
496 | REG_RD(bp, BNX2_EMAC_MDIO_MODE); | |
497 | ||
498 | udelay(40); | |
499 | } | |
500 | ||
501 | val1 = (bp->phy_addr << 21) | (reg << 16) | | |
502 | BNX2_EMAC_MDIO_COMM_COMMAND_READ | BNX2_EMAC_MDIO_COMM_DISEXT | | |
503 | BNX2_EMAC_MDIO_COMM_START_BUSY; | |
504 | REG_WR(bp, BNX2_EMAC_MDIO_COMM, val1); | |
505 | ||
506 | for (i = 0; i < 50; i++) { | |
507 | udelay(10); | |
508 | ||
509 | val1 = REG_RD(bp, BNX2_EMAC_MDIO_COMM); | |
510 | if (!(val1 & BNX2_EMAC_MDIO_COMM_START_BUSY)) { | |
511 | udelay(5); | |
512 | ||
513 | val1 = REG_RD(bp, BNX2_EMAC_MDIO_COMM); | |
514 | val1 &= BNX2_EMAC_MDIO_COMM_DATA; | |
515 | ||
516 | break; | |
517 | } | |
518 | } | |
519 | ||
520 | if (val1 & BNX2_EMAC_MDIO_COMM_START_BUSY) { | |
521 | *val = 0x0; | |
522 | ret = -EBUSY; | |
523 | } | |
524 | else { | |
525 | *val = val1; | |
526 | ret = 0; | |
527 | } | |
528 | ||
583c28e5 | 529 | if (bp->phy_flags & BNX2_PHY_FLAG_INT_MODE_AUTO_POLLING) { |
b6016b76 MC |
530 | val1 = REG_RD(bp, BNX2_EMAC_MDIO_MODE); |
531 | val1 |= BNX2_EMAC_MDIO_MODE_AUTO_POLL; | |
532 | ||
533 | REG_WR(bp, BNX2_EMAC_MDIO_MODE, val1); | |
534 | REG_RD(bp, BNX2_EMAC_MDIO_MODE); | |
535 | ||
536 | udelay(40); | |
537 | } | |
538 | ||
539 | return ret; | |
540 | } | |
541 | ||
542 | static int | |
543 | bnx2_write_phy(struct bnx2 *bp, u32 reg, u32 val) | |
544 | { | |
545 | u32 val1; | |
546 | int i, ret; | |
547 | ||
583c28e5 | 548 | if (bp->phy_flags & BNX2_PHY_FLAG_INT_MODE_AUTO_POLLING) { |
b6016b76 MC |
549 | val1 = REG_RD(bp, BNX2_EMAC_MDIO_MODE); |
550 | val1 &= ~BNX2_EMAC_MDIO_MODE_AUTO_POLL; | |
551 | ||
552 | REG_WR(bp, BNX2_EMAC_MDIO_MODE, val1); | |
553 | REG_RD(bp, BNX2_EMAC_MDIO_MODE); | |
554 | ||
555 | udelay(40); | |
556 | } | |
557 | ||
558 | val1 = (bp->phy_addr << 21) | (reg << 16) | val | | |
559 | BNX2_EMAC_MDIO_COMM_COMMAND_WRITE | | |
560 | BNX2_EMAC_MDIO_COMM_START_BUSY | BNX2_EMAC_MDIO_COMM_DISEXT; | |
561 | REG_WR(bp, BNX2_EMAC_MDIO_COMM, val1); | |
6aa20a22 | 562 | |
b6016b76 MC |
563 | for (i = 0; i < 50; i++) { |
564 | udelay(10); | |
565 | ||
566 | val1 = REG_RD(bp, BNX2_EMAC_MDIO_COMM); | |
567 | if (!(val1 & BNX2_EMAC_MDIO_COMM_START_BUSY)) { | |
568 | udelay(5); | |
569 | break; | |
570 | } | |
571 | } | |
572 | ||
573 | if (val1 & BNX2_EMAC_MDIO_COMM_START_BUSY) | |
574 | ret = -EBUSY; | |
575 | else | |
576 | ret = 0; | |
577 | ||
583c28e5 | 578 | if (bp->phy_flags & BNX2_PHY_FLAG_INT_MODE_AUTO_POLLING) { |
b6016b76 MC |
579 | val1 = REG_RD(bp, BNX2_EMAC_MDIO_MODE); |
580 | val1 |= BNX2_EMAC_MDIO_MODE_AUTO_POLL; | |
581 | ||
582 | REG_WR(bp, BNX2_EMAC_MDIO_MODE, val1); | |
583 | REG_RD(bp, BNX2_EMAC_MDIO_MODE); | |
584 | ||
585 | udelay(40); | |
586 | } | |
587 | ||
588 | return ret; | |
589 | } | |
590 | ||
591 | static void | |
592 | bnx2_disable_int(struct bnx2 *bp) | |
593 | { | |
b4b36042 MC |
594 | int i; |
595 | struct bnx2_napi *bnapi; | |
596 | ||
597 | for (i = 0; i < bp->irq_nvecs; i++) { | |
598 | bnapi = &bp->bnx2_napi[i]; | |
599 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, bnapi->int_num | | |
600 | BNX2_PCICFG_INT_ACK_CMD_MASK_INT); | |
601 | } | |
b6016b76 MC |
602 | REG_RD(bp, BNX2_PCICFG_INT_ACK_CMD); |
603 | } | |
604 | ||
605 | static void | |
606 | bnx2_enable_int(struct bnx2 *bp) | |
607 | { | |
b4b36042 MC |
608 | int i; |
609 | struct bnx2_napi *bnapi; | |
35efa7c1 | 610 | |
b4b36042 MC |
611 | for (i = 0; i < bp->irq_nvecs; i++) { |
612 | bnapi = &bp->bnx2_napi[i]; | |
1269a8a6 | 613 | |
b4b36042 MC |
614 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, bnapi->int_num | |
615 | BNX2_PCICFG_INT_ACK_CMD_INDEX_VALID | | |
616 | BNX2_PCICFG_INT_ACK_CMD_MASK_INT | | |
617 | bnapi->last_status_idx); | |
b6016b76 | 618 | |
b4b36042 MC |
619 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, bnapi->int_num | |
620 | BNX2_PCICFG_INT_ACK_CMD_INDEX_VALID | | |
621 | bnapi->last_status_idx); | |
622 | } | |
bf5295bb | 623 | REG_WR(bp, BNX2_HC_COMMAND, bp->hc_cmd | BNX2_HC_COMMAND_COAL_NOW); |
b6016b76 MC |
624 | } |
625 | ||
626 | static void | |
627 | bnx2_disable_int_sync(struct bnx2 *bp) | |
628 | { | |
b4b36042 MC |
629 | int i; |
630 | ||
b6016b76 | 631 | atomic_inc(&bp->intr_sem); |
3767546c MC |
632 | if (!netif_running(bp->dev)) |
633 | return; | |
634 | ||
b6016b76 | 635 | bnx2_disable_int(bp); |
b4b36042 MC |
636 | for (i = 0; i < bp->irq_nvecs; i++) |
637 | synchronize_irq(bp->irq_tbl[i].vector); | |
b6016b76 MC |
638 | } |
639 | ||
35efa7c1 MC |
640 | static void |
641 | bnx2_napi_disable(struct bnx2 *bp) | |
642 | { | |
b4b36042 MC |
643 | int i; |
644 | ||
645 | for (i = 0; i < bp->irq_nvecs; i++) | |
646 | napi_disable(&bp->bnx2_napi[i].napi); | |
35efa7c1 MC |
647 | } |
648 | ||
649 | static void | |
650 | bnx2_napi_enable(struct bnx2 *bp) | |
651 | { | |
b4b36042 MC |
652 | int i; |
653 | ||
654 | for (i = 0; i < bp->irq_nvecs; i++) | |
655 | napi_enable(&bp->bnx2_napi[i].napi); | |
35efa7c1 MC |
656 | } |
657 | ||
b6016b76 | 658 | static void |
212f9934 | 659 | bnx2_netif_stop(struct bnx2 *bp, bool stop_cnic) |
b6016b76 | 660 | { |
212f9934 MC |
661 | if (stop_cnic) |
662 | bnx2_cnic_stop(bp); | |
b6016b76 | 663 | if (netif_running(bp->dev)) { |
35efa7c1 | 664 | bnx2_napi_disable(bp); |
b6016b76 | 665 | netif_tx_disable(bp->dev); |
b6016b76 | 666 | } |
b7466560 | 667 | bnx2_disable_int_sync(bp); |
a0ba6760 | 668 | netif_carrier_off(bp->dev); /* prevent tx timeout */ |
b6016b76 MC |
669 | } |
670 | ||
671 | static void | |
212f9934 | 672 | bnx2_netif_start(struct bnx2 *bp, bool start_cnic) |
b6016b76 MC |
673 | { |
674 | if (atomic_dec_and_test(&bp->intr_sem)) { | |
675 | if (netif_running(bp->dev)) { | |
706bf240 | 676 | netif_tx_wake_all_queues(bp->dev); |
a0ba6760 MC |
677 | spin_lock_bh(&bp->phy_lock); |
678 | if (bp->link_up) | |
679 | netif_carrier_on(bp->dev); | |
680 | spin_unlock_bh(&bp->phy_lock); | |
35efa7c1 | 681 | bnx2_napi_enable(bp); |
b6016b76 | 682 | bnx2_enable_int(bp); |
212f9934 MC |
683 | if (start_cnic) |
684 | bnx2_cnic_start(bp); | |
b6016b76 MC |
685 | } |
686 | } | |
687 | } | |
688 | ||
35e9010b MC |
689 | static void |
690 | bnx2_free_tx_mem(struct bnx2 *bp) | |
691 | { | |
692 | int i; | |
693 | ||
694 | for (i = 0; i < bp->num_tx_rings; i++) { | |
695 | struct bnx2_napi *bnapi = &bp->bnx2_napi[i]; | |
696 | struct bnx2_tx_ring_info *txr = &bnapi->tx_ring; | |
697 | ||
698 | if (txr->tx_desc_ring) { | |
36227e88 SG |
699 | dma_free_coherent(&bp->pdev->dev, TXBD_RING_SIZE, |
700 | txr->tx_desc_ring, | |
701 | txr->tx_desc_mapping); | |
35e9010b MC |
702 | txr->tx_desc_ring = NULL; |
703 | } | |
704 | kfree(txr->tx_buf_ring); | |
705 | txr->tx_buf_ring = NULL; | |
706 | } | |
707 | } | |
708 | ||
bb4f98ab MC |
709 | static void |
710 | bnx2_free_rx_mem(struct bnx2 *bp) | |
711 | { | |
712 | int i; | |
713 | ||
714 | for (i = 0; i < bp->num_rx_rings; i++) { | |
715 | struct bnx2_napi *bnapi = &bp->bnx2_napi[i]; | |
716 | struct bnx2_rx_ring_info *rxr = &bnapi->rx_ring; | |
717 | int j; | |
718 | ||
719 | for (j = 0; j < bp->rx_max_ring; j++) { | |
720 | if (rxr->rx_desc_ring[j]) | |
36227e88 SG |
721 | dma_free_coherent(&bp->pdev->dev, RXBD_RING_SIZE, |
722 | rxr->rx_desc_ring[j], | |
723 | rxr->rx_desc_mapping[j]); | |
bb4f98ab MC |
724 | rxr->rx_desc_ring[j] = NULL; |
725 | } | |
25b0b999 | 726 | vfree(rxr->rx_buf_ring); |
bb4f98ab MC |
727 | rxr->rx_buf_ring = NULL; |
728 | ||
729 | for (j = 0; j < bp->rx_max_pg_ring; j++) { | |
730 | if (rxr->rx_pg_desc_ring[j]) | |
36227e88 SG |
731 | dma_free_coherent(&bp->pdev->dev, RXBD_RING_SIZE, |
732 | rxr->rx_pg_desc_ring[j], | |
733 | rxr->rx_pg_desc_mapping[j]); | |
3298a738 | 734 | rxr->rx_pg_desc_ring[j] = NULL; |
bb4f98ab | 735 | } |
25b0b999 | 736 | vfree(rxr->rx_pg_ring); |
bb4f98ab MC |
737 | rxr->rx_pg_ring = NULL; |
738 | } | |
739 | } | |
740 | ||
35e9010b MC |
741 | static int |
742 | bnx2_alloc_tx_mem(struct bnx2 *bp) | |
743 | { | |
744 | int i; | |
745 | ||
746 | for (i = 0; i < bp->num_tx_rings; i++) { | |
747 | struct bnx2_napi *bnapi = &bp->bnx2_napi[i]; | |
748 | struct bnx2_tx_ring_info *txr = &bnapi->tx_ring; | |
749 | ||
750 | txr->tx_buf_ring = kzalloc(SW_TXBD_RING_SIZE, GFP_KERNEL); | |
751 | if (txr->tx_buf_ring == NULL) | |
752 | return -ENOMEM; | |
753 | ||
754 | txr->tx_desc_ring = | |
36227e88 SG |
755 | dma_alloc_coherent(&bp->pdev->dev, TXBD_RING_SIZE, |
756 | &txr->tx_desc_mapping, GFP_KERNEL); | |
35e9010b MC |
757 | if (txr->tx_desc_ring == NULL) |
758 | return -ENOMEM; | |
759 | } | |
760 | return 0; | |
761 | } | |
762 | ||
bb4f98ab MC |
763 | static int |
764 | bnx2_alloc_rx_mem(struct bnx2 *bp) | |
765 | { | |
766 | int i; | |
767 | ||
768 | for (i = 0; i < bp->num_rx_rings; i++) { | |
769 | struct bnx2_napi *bnapi = &bp->bnx2_napi[i]; | |
770 | struct bnx2_rx_ring_info *rxr = &bnapi->rx_ring; | |
771 | int j; | |
772 | ||
773 | rxr->rx_buf_ring = | |
89bf67f1 | 774 | vzalloc(SW_RXBD_RING_SIZE * bp->rx_max_ring); |
bb4f98ab MC |
775 | if (rxr->rx_buf_ring == NULL) |
776 | return -ENOMEM; | |
777 | ||
bb4f98ab MC |
778 | for (j = 0; j < bp->rx_max_ring; j++) { |
779 | rxr->rx_desc_ring[j] = | |
36227e88 SG |
780 | dma_alloc_coherent(&bp->pdev->dev, |
781 | RXBD_RING_SIZE, | |
782 | &rxr->rx_desc_mapping[j], | |
783 | GFP_KERNEL); | |
bb4f98ab MC |
784 | if (rxr->rx_desc_ring[j] == NULL) |
785 | return -ENOMEM; | |
786 | ||
787 | } | |
788 | ||
789 | if (bp->rx_pg_ring_size) { | |
89bf67f1 | 790 | rxr->rx_pg_ring = vzalloc(SW_RXPG_RING_SIZE * |
bb4f98ab MC |
791 | bp->rx_max_pg_ring); |
792 | if (rxr->rx_pg_ring == NULL) | |
793 | return -ENOMEM; | |
794 | ||
bb4f98ab MC |
795 | } |
796 | ||
797 | for (j = 0; j < bp->rx_max_pg_ring; j++) { | |
798 | rxr->rx_pg_desc_ring[j] = | |
36227e88 SG |
799 | dma_alloc_coherent(&bp->pdev->dev, |
800 | RXBD_RING_SIZE, | |
801 | &rxr->rx_pg_desc_mapping[j], | |
802 | GFP_KERNEL); | |
bb4f98ab MC |
803 | if (rxr->rx_pg_desc_ring[j] == NULL) |
804 | return -ENOMEM; | |
805 | ||
806 | } | |
807 | } | |
808 | return 0; | |
809 | } | |
810 | ||
b6016b76 MC |
811 | static void |
812 | bnx2_free_mem(struct bnx2 *bp) | |
813 | { | |
13daffa2 | 814 | int i; |
43e80b89 | 815 | struct bnx2_napi *bnapi = &bp->bnx2_napi[0]; |
13daffa2 | 816 | |
35e9010b | 817 | bnx2_free_tx_mem(bp); |
bb4f98ab | 818 | bnx2_free_rx_mem(bp); |
35e9010b | 819 | |
59b47d8a MC |
820 | for (i = 0; i < bp->ctx_pages; i++) { |
821 | if (bp->ctx_blk[i]) { | |
36227e88 SG |
822 | dma_free_coherent(&bp->pdev->dev, BCM_PAGE_SIZE, |
823 | bp->ctx_blk[i], | |
824 | bp->ctx_blk_mapping[i]); | |
59b47d8a MC |
825 | bp->ctx_blk[i] = NULL; |
826 | } | |
827 | } | |
43e80b89 | 828 | if (bnapi->status_blk.msi) { |
36227e88 SG |
829 | dma_free_coherent(&bp->pdev->dev, bp->status_stats_size, |
830 | bnapi->status_blk.msi, | |
831 | bp->status_blk_mapping); | |
43e80b89 | 832 | bnapi->status_blk.msi = NULL; |
0f31f994 | 833 | bp->stats_blk = NULL; |
b6016b76 | 834 | } |
b6016b76 MC |
835 | } |
836 | ||
837 | static int | |
838 | bnx2_alloc_mem(struct bnx2 *bp) | |
839 | { | |
35e9010b | 840 | int i, status_blk_size, err; |
43e80b89 MC |
841 | struct bnx2_napi *bnapi; |
842 | void *status_blk; | |
b6016b76 | 843 | |
0f31f994 MC |
844 | /* Combine status and statistics blocks into one allocation. */ |
845 | status_blk_size = L1_CACHE_ALIGN(sizeof(struct status_block)); | |
f86e82fb | 846 | if (bp->flags & BNX2_FLAG_MSIX_CAP) |
b4b36042 MC |
847 | status_blk_size = L1_CACHE_ALIGN(BNX2_MAX_MSIX_HW_VEC * |
848 | BNX2_SBLK_MSIX_ALIGN_SIZE); | |
0f31f994 MC |
849 | bp->status_stats_size = status_blk_size + |
850 | sizeof(struct statistics_block); | |
851 | ||
36227e88 SG |
852 | status_blk = dma_alloc_coherent(&bp->pdev->dev, bp->status_stats_size, |
853 | &bp->status_blk_mapping, GFP_KERNEL); | |
43e80b89 | 854 | if (status_blk == NULL) |
b6016b76 MC |
855 | goto alloc_mem_err; |
856 | ||
43e80b89 | 857 | memset(status_blk, 0, bp->status_stats_size); |
b6016b76 | 858 | |
43e80b89 MC |
859 | bnapi = &bp->bnx2_napi[0]; |
860 | bnapi->status_blk.msi = status_blk; | |
861 | bnapi->hw_tx_cons_ptr = | |
862 | &bnapi->status_blk.msi->status_tx_quick_consumer_index0; | |
863 | bnapi->hw_rx_cons_ptr = | |
864 | &bnapi->status_blk.msi->status_rx_quick_consumer_index0; | |
f86e82fb | 865 | if (bp->flags & BNX2_FLAG_MSIX_CAP) { |
379b39a2 | 866 | for (i = 1; i < bp->irq_nvecs; i++) { |
43e80b89 MC |
867 | struct status_block_msix *sblk; |
868 | ||
869 | bnapi = &bp->bnx2_napi[i]; | |
b4b36042 | 870 | |
43e80b89 MC |
871 | sblk = (void *) (status_blk + |
872 | BNX2_SBLK_MSIX_ALIGN_SIZE * i); | |
873 | bnapi->status_blk.msix = sblk; | |
874 | bnapi->hw_tx_cons_ptr = | |
875 | &sblk->status_tx_quick_consumer_index; | |
876 | bnapi->hw_rx_cons_ptr = | |
877 | &sblk->status_rx_quick_consumer_index; | |
b4b36042 MC |
878 | bnapi->int_num = i << 24; |
879 | } | |
880 | } | |
35efa7c1 | 881 | |
43e80b89 | 882 | bp->stats_blk = status_blk + status_blk_size; |
b6016b76 | 883 | |
0f31f994 | 884 | bp->stats_blk_mapping = bp->status_blk_mapping + status_blk_size; |
b6016b76 | 885 | |
59b47d8a MC |
886 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
887 | bp->ctx_pages = 0x2000 / BCM_PAGE_SIZE; | |
888 | if (bp->ctx_pages == 0) | |
889 | bp->ctx_pages = 1; | |
890 | for (i = 0; i < bp->ctx_pages; i++) { | |
36227e88 | 891 | bp->ctx_blk[i] = dma_alloc_coherent(&bp->pdev->dev, |
59b47d8a | 892 | BCM_PAGE_SIZE, |
36227e88 SG |
893 | &bp->ctx_blk_mapping[i], |
894 | GFP_KERNEL); | |
59b47d8a MC |
895 | if (bp->ctx_blk[i] == NULL) |
896 | goto alloc_mem_err; | |
897 | } | |
898 | } | |
35e9010b | 899 | |
bb4f98ab MC |
900 | err = bnx2_alloc_rx_mem(bp); |
901 | if (err) | |
902 | goto alloc_mem_err; | |
903 | ||
35e9010b MC |
904 | err = bnx2_alloc_tx_mem(bp); |
905 | if (err) | |
906 | goto alloc_mem_err; | |
907 | ||
b6016b76 MC |
908 | return 0; |
909 | ||
910 | alloc_mem_err: | |
911 | bnx2_free_mem(bp); | |
912 | return -ENOMEM; | |
913 | } | |
914 | ||
e3648b3d MC |
915 | static void |
916 | bnx2_report_fw_link(struct bnx2 *bp) | |
917 | { | |
918 | u32 fw_link_status = 0; | |
919 | ||
583c28e5 | 920 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) |
0d8a6571 MC |
921 | return; |
922 | ||
e3648b3d MC |
923 | if (bp->link_up) { |
924 | u32 bmsr; | |
925 | ||
926 | switch (bp->line_speed) { | |
927 | case SPEED_10: | |
928 | if (bp->duplex == DUPLEX_HALF) | |
929 | fw_link_status = BNX2_LINK_STATUS_10HALF; | |
930 | else | |
931 | fw_link_status = BNX2_LINK_STATUS_10FULL; | |
932 | break; | |
933 | case SPEED_100: | |
934 | if (bp->duplex == DUPLEX_HALF) | |
935 | fw_link_status = BNX2_LINK_STATUS_100HALF; | |
936 | else | |
937 | fw_link_status = BNX2_LINK_STATUS_100FULL; | |
938 | break; | |
939 | case SPEED_1000: | |
940 | if (bp->duplex == DUPLEX_HALF) | |
941 | fw_link_status = BNX2_LINK_STATUS_1000HALF; | |
942 | else | |
943 | fw_link_status = BNX2_LINK_STATUS_1000FULL; | |
944 | break; | |
945 | case SPEED_2500: | |
946 | if (bp->duplex == DUPLEX_HALF) | |
947 | fw_link_status = BNX2_LINK_STATUS_2500HALF; | |
948 | else | |
949 | fw_link_status = BNX2_LINK_STATUS_2500FULL; | |
950 | break; | |
951 | } | |
952 | ||
953 | fw_link_status |= BNX2_LINK_STATUS_LINK_UP; | |
954 | ||
955 | if (bp->autoneg) { | |
956 | fw_link_status |= BNX2_LINK_STATUS_AN_ENABLED; | |
957 | ||
ca58c3af MC |
958 | bnx2_read_phy(bp, bp->mii_bmsr, &bmsr); |
959 | bnx2_read_phy(bp, bp->mii_bmsr, &bmsr); | |
e3648b3d MC |
960 | |
961 | if (!(bmsr & BMSR_ANEGCOMPLETE) || | |
583c28e5 | 962 | bp->phy_flags & BNX2_PHY_FLAG_PARALLEL_DETECT) |
e3648b3d MC |
963 | fw_link_status |= BNX2_LINK_STATUS_PARALLEL_DET; |
964 | else | |
965 | fw_link_status |= BNX2_LINK_STATUS_AN_COMPLETE; | |
966 | } | |
967 | } | |
968 | else | |
969 | fw_link_status = BNX2_LINK_STATUS_LINK_DOWN; | |
970 | ||
2726d6e1 | 971 | bnx2_shmem_wr(bp, BNX2_LINK_STATUS, fw_link_status); |
e3648b3d MC |
972 | } |
973 | ||
9b1084b8 MC |
974 | static char * |
975 | bnx2_xceiver_str(struct bnx2 *bp) | |
976 | { | |
807540ba | 977 | return (bp->phy_port == PORT_FIBRE) ? "SerDes" : |
583c28e5 | 978 | ((bp->phy_flags & BNX2_PHY_FLAG_SERDES) ? "Remote Copper" : |
807540ba | 979 | "Copper"); |
9b1084b8 MC |
980 | } |
981 | ||
b6016b76 MC |
982 | static void |
983 | bnx2_report_link(struct bnx2 *bp) | |
984 | { | |
985 | if (bp->link_up) { | |
986 | netif_carrier_on(bp->dev); | |
3a9c6a49 JP |
987 | netdev_info(bp->dev, "NIC %s Link is Up, %d Mbps %s duplex", |
988 | bnx2_xceiver_str(bp), | |
989 | bp->line_speed, | |
990 | bp->duplex == DUPLEX_FULL ? "full" : "half"); | |
b6016b76 MC |
991 | |
992 | if (bp->flow_ctrl) { | |
993 | if (bp->flow_ctrl & FLOW_CTRL_RX) { | |
3a9c6a49 | 994 | pr_cont(", receive "); |
b6016b76 | 995 | if (bp->flow_ctrl & FLOW_CTRL_TX) |
3a9c6a49 | 996 | pr_cont("& transmit "); |
b6016b76 MC |
997 | } |
998 | else { | |
3a9c6a49 | 999 | pr_cont(", transmit "); |
b6016b76 | 1000 | } |
3a9c6a49 | 1001 | pr_cont("flow control ON"); |
b6016b76 | 1002 | } |
3a9c6a49 JP |
1003 | pr_cont("\n"); |
1004 | } else { | |
b6016b76 | 1005 | netif_carrier_off(bp->dev); |
3a9c6a49 JP |
1006 | netdev_err(bp->dev, "NIC %s Link is Down\n", |
1007 | bnx2_xceiver_str(bp)); | |
b6016b76 | 1008 | } |
e3648b3d MC |
1009 | |
1010 | bnx2_report_fw_link(bp); | |
b6016b76 MC |
1011 | } |
1012 | ||
1013 | static void | |
1014 | bnx2_resolve_flow_ctrl(struct bnx2 *bp) | |
1015 | { | |
1016 | u32 local_adv, remote_adv; | |
1017 | ||
1018 | bp->flow_ctrl = 0; | |
6aa20a22 | 1019 | if ((bp->autoneg & (AUTONEG_SPEED | AUTONEG_FLOW_CTRL)) != |
b6016b76 MC |
1020 | (AUTONEG_SPEED | AUTONEG_FLOW_CTRL)) { |
1021 | ||
1022 | if (bp->duplex == DUPLEX_FULL) { | |
1023 | bp->flow_ctrl = bp->req_flow_ctrl; | |
1024 | } | |
1025 | return; | |
1026 | } | |
1027 | ||
1028 | if (bp->duplex != DUPLEX_FULL) { | |
1029 | return; | |
1030 | } | |
1031 | ||
583c28e5 | 1032 | if ((bp->phy_flags & BNX2_PHY_FLAG_SERDES) && |
5b0c76ad MC |
1033 | (CHIP_NUM(bp) == CHIP_NUM_5708)) { |
1034 | u32 val; | |
1035 | ||
1036 | bnx2_read_phy(bp, BCM5708S_1000X_STAT1, &val); | |
1037 | if (val & BCM5708S_1000X_STAT1_TX_PAUSE) | |
1038 | bp->flow_ctrl |= FLOW_CTRL_TX; | |
1039 | if (val & BCM5708S_1000X_STAT1_RX_PAUSE) | |
1040 | bp->flow_ctrl |= FLOW_CTRL_RX; | |
1041 | return; | |
1042 | } | |
1043 | ||
ca58c3af MC |
1044 | bnx2_read_phy(bp, bp->mii_adv, &local_adv); |
1045 | bnx2_read_phy(bp, bp->mii_lpa, &remote_adv); | |
b6016b76 | 1046 | |
583c28e5 | 1047 | if (bp->phy_flags & BNX2_PHY_FLAG_SERDES) { |
b6016b76 MC |
1048 | u32 new_local_adv = 0; |
1049 | u32 new_remote_adv = 0; | |
1050 | ||
1051 | if (local_adv & ADVERTISE_1000XPAUSE) | |
1052 | new_local_adv |= ADVERTISE_PAUSE_CAP; | |
1053 | if (local_adv & ADVERTISE_1000XPSE_ASYM) | |
1054 | new_local_adv |= ADVERTISE_PAUSE_ASYM; | |
1055 | if (remote_adv & ADVERTISE_1000XPAUSE) | |
1056 | new_remote_adv |= ADVERTISE_PAUSE_CAP; | |
1057 | if (remote_adv & ADVERTISE_1000XPSE_ASYM) | |
1058 | new_remote_adv |= ADVERTISE_PAUSE_ASYM; | |
1059 | ||
1060 | local_adv = new_local_adv; | |
1061 | remote_adv = new_remote_adv; | |
1062 | } | |
1063 | ||
1064 | /* See Table 28B-3 of 802.3ab-1999 spec. */ | |
1065 | if (local_adv & ADVERTISE_PAUSE_CAP) { | |
1066 | if(local_adv & ADVERTISE_PAUSE_ASYM) { | |
1067 | if (remote_adv & ADVERTISE_PAUSE_CAP) { | |
1068 | bp->flow_ctrl = FLOW_CTRL_TX | FLOW_CTRL_RX; | |
1069 | } | |
1070 | else if (remote_adv & ADVERTISE_PAUSE_ASYM) { | |
1071 | bp->flow_ctrl = FLOW_CTRL_RX; | |
1072 | } | |
1073 | } | |
1074 | else { | |
1075 | if (remote_adv & ADVERTISE_PAUSE_CAP) { | |
1076 | bp->flow_ctrl = FLOW_CTRL_TX | FLOW_CTRL_RX; | |
1077 | } | |
1078 | } | |
1079 | } | |
1080 | else if (local_adv & ADVERTISE_PAUSE_ASYM) { | |
1081 | if ((remote_adv & ADVERTISE_PAUSE_CAP) && | |
1082 | (remote_adv & ADVERTISE_PAUSE_ASYM)) { | |
1083 | ||
1084 | bp->flow_ctrl = FLOW_CTRL_TX; | |
1085 | } | |
1086 | } | |
1087 | } | |
1088 | ||
27a005b8 MC |
1089 | static int |
1090 | bnx2_5709s_linkup(struct bnx2 *bp) | |
1091 | { | |
1092 | u32 val, speed; | |
1093 | ||
1094 | bp->link_up = 1; | |
1095 | ||
1096 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_GP_STATUS); | |
1097 | bnx2_read_phy(bp, MII_BNX2_GP_TOP_AN_STATUS1, &val); | |
1098 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_COMBO_IEEEB0); | |
1099 | ||
1100 | if ((bp->autoneg & AUTONEG_SPEED) == 0) { | |
1101 | bp->line_speed = bp->req_line_speed; | |
1102 | bp->duplex = bp->req_duplex; | |
1103 | return 0; | |
1104 | } | |
1105 | speed = val & MII_BNX2_GP_TOP_AN_SPEED_MSK; | |
1106 | switch (speed) { | |
1107 | case MII_BNX2_GP_TOP_AN_SPEED_10: | |
1108 | bp->line_speed = SPEED_10; | |
1109 | break; | |
1110 | case MII_BNX2_GP_TOP_AN_SPEED_100: | |
1111 | bp->line_speed = SPEED_100; | |
1112 | break; | |
1113 | case MII_BNX2_GP_TOP_AN_SPEED_1G: | |
1114 | case MII_BNX2_GP_TOP_AN_SPEED_1GKV: | |
1115 | bp->line_speed = SPEED_1000; | |
1116 | break; | |
1117 | case MII_BNX2_GP_TOP_AN_SPEED_2_5G: | |
1118 | bp->line_speed = SPEED_2500; | |
1119 | break; | |
1120 | } | |
1121 | if (val & MII_BNX2_GP_TOP_AN_FD) | |
1122 | bp->duplex = DUPLEX_FULL; | |
1123 | else | |
1124 | bp->duplex = DUPLEX_HALF; | |
1125 | return 0; | |
1126 | } | |
1127 | ||
b6016b76 | 1128 | static int |
5b0c76ad MC |
1129 | bnx2_5708s_linkup(struct bnx2 *bp) |
1130 | { | |
1131 | u32 val; | |
1132 | ||
1133 | bp->link_up = 1; | |
1134 | bnx2_read_phy(bp, BCM5708S_1000X_STAT1, &val); | |
1135 | switch (val & BCM5708S_1000X_STAT1_SPEED_MASK) { | |
1136 | case BCM5708S_1000X_STAT1_SPEED_10: | |
1137 | bp->line_speed = SPEED_10; | |
1138 | break; | |
1139 | case BCM5708S_1000X_STAT1_SPEED_100: | |
1140 | bp->line_speed = SPEED_100; | |
1141 | break; | |
1142 | case BCM5708S_1000X_STAT1_SPEED_1G: | |
1143 | bp->line_speed = SPEED_1000; | |
1144 | break; | |
1145 | case BCM5708S_1000X_STAT1_SPEED_2G5: | |
1146 | bp->line_speed = SPEED_2500; | |
1147 | break; | |
1148 | } | |
1149 | if (val & BCM5708S_1000X_STAT1_FD) | |
1150 | bp->duplex = DUPLEX_FULL; | |
1151 | else | |
1152 | bp->duplex = DUPLEX_HALF; | |
1153 | ||
1154 | return 0; | |
1155 | } | |
1156 | ||
1157 | static int | |
1158 | bnx2_5706s_linkup(struct bnx2 *bp) | |
b6016b76 MC |
1159 | { |
1160 | u32 bmcr, local_adv, remote_adv, common; | |
1161 | ||
1162 | bp->link_up = 1; | |
1163 | bp->line_speed = SPEED_1000; | |
1164 | ||
ca58c3af | 1165 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
b6016b76 MC |
1166 | if (bmcr & BMCR_FULLDPLX) { |
1167 | bp->duplex = DUPLEX_FULL; | |
1168 | } | |
1169 | else { | |
1170 | bp->duplex = DUPLEX_HALF; | |
1171 | } | |
1172 | ||
1173 | if (!(bmcr & BMCR_ANENABLE)) { | |
1174 | return 0; | |
1175 | } | |
1176 | ||
ca58c3af MC |
1177 | bnx2_read_phy(bp, bp->mii_adv, &local_adv); |
1178 | bnx2_read_phy(bp, bp->mii_lpa, &remote_adv); | |
b6016b76 MC |
1179 | |
1180 | common = local_adv & remote_adv; | |
1181 | if (common & (ADVERTISE_1000XHALF | ADVERTISE_1000XFULL)) { | |
1182 | ||
1183 | if (common & ADVERTISE_1000XFULL) { | |
1184 | bp->duplex = DUPLEX_FULL; | |
1185 | } | |
1186 | else { | |
1187 | bp->duplex = DUPLEX_HALF; | |
1188 | } | |
1189 | } | |
1190 | ||
1191 | return 0; | |
1192 | } | |
1193 | ||
1194 | static int | |
1195 | bnx2_copper_linkup(struct bnx2 *bp) | |
1196 | { | |
1197 | u32 bmcr; | |
1198 | ||
ca58c3af | 1199 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
b6016b76 MC |
1200 | if (bmcr & BMCR_ANENABLE) { |
1201 | u32 local_adv, remote_adv, common; | |
1202 | ||
1203 | bnx2_read_phy(bp, MII_CTRL1000, &local_adv); | |
1204 | bnx2_read_phy(bp, MII_STAT1000, &remote_adv); | |
1205 | ||
1206 | common = local_adv & (remote_adv >> 2); | |
1207 | if (common & ADVERTISE_1000FULL) { | |
1208 | bp->line_speed = SPEED_1000; | |
1209 | bp->duplex = DUPLEX_FULL; | |
1210 | } | |
1211 | else if (common & ADVERTISE_1000HALF) { | |
1212 | bp->line_speed = SPEED_1000; | |
1213 | bp->duplex = DUPLEX_HALF; | |
1214 | } | |
1215 | else { | |
ca58c3af MC |
1216 | bnx2_read_phy(bp, bp->mii_adv, &local_adv); |
1217 | bnx2_read_phy(bp, bp->mii_lpa, &remote_adv); | |
b6016b76 MC |
1218 | |
1219 | common = local_adv & remote_adv; | |
1220 | if (common & ADVERTISE_100FULL) { | |
1221 | bp->line_speed = SPEED_100; | |
1222 | bp->duplex = DUPLEX_FULL; | |
1223 | } | |
1224 | else if (common & ADVERTISE_100HALF) { | |
1225 | bp->line_speed = SPEED_100; | |
1226 | bp->duplex = DUPLEX_HALF; | |
1227 | } | |
1228 | else if (common & ADVERTISE_10FULL) { | |
1229 | bp->line_speed = SPEED_10; | |
1230 | bp->duplex = DUPLEX_FULL; | |
1231 | } | |
1232 | else if (common & ADVERTISE_10HALF) { | |
1233 | bp->line_speed = SPEED_10; | |
1234 | bp->duplex = DUPLEX_HALF; | |
1235 | } | |
1236 | else { | |
1237 | bp->line_speed = 0; | |
1238 | bp->link_up = 0; | |
1239 | } | |
1240 | } | |
1241 | } | |
1242 | else { | |
1243 | if (bmcr & BMCR_SPEED100) { | |
1244 | bp->line_speed = SPEED_100; | |
1245 | } | |
1246 | else { | |
1247 | bp->line_speed = SPEED_10; | |
1248 | } | |
1249 | if (bmcr & BMCR_FULLDPLX) { | |
1250 | bp->duplex = DUPLEX_FULL; | |
1251 | } | |
1252 | else { | |
1253 | bp->duplex = DUPLEX_HALF; | |
1254 | } | |
1255 | } | |
1256 | ||
1257 | return 0; | |
1258 | } | |
1259 | ||
83e3fc89 | 1260 | static void |
bb4f98ab | 1261 | bnx2_init_rx_context(struct bnx2 *bp, u32 cid) |
83e3fc89 | 1262 | { |
bb4f98ab | 1263 | u32 val, rx_cid_addr = GET_CID_ADDR(cid); |
83e3fc89 MC |
1264 | |
1265 | val = BNX2_L2CTX_CTX_TYPE_CTX_BD_CHN_TYPE_VALUE; | |
1266 | val |= BNX2_L2CTX_CTX_TYPE_SIZE_L2; | |
1267 | val |= 0x02 << 8; | |
1268 | ||
22fa159d MC |
1269 | if (bp->flow_ctrl & FLOW_CTRL_TX) |
1270 | val |= BNX2_L2CTX_FLOW_CTRL_ENABLE; | |
83e3fc89 | 1271 | |
83e3fc89 MC |
1272 | bnx2_ctx_wr(bp, rx_cid_addr, BNX2_L2CTX_CTX_TYPE, val); |
1273 | } | |
1274 | ||
bb4f98ab MC |
1275 | static void |
1276 | bnx2_init_all_rx_contexts(struct bnx2 *bp) | |
1277 | { | |
1278 | int i; | |
1279 | u32 cid; | |
1280 | ||
1281 | for (i = 0, cid = RX_CID; i < bp->num_rx_rings; i++, cid++) { | |
1282 | if (i == 1) | |
1283 | cid = RX_RSS_CID; | |
1284 | bnx2_init_rx_context(bp, cid); | |
1285 | } | |
1286 | } | |
1287 | ||
344478db | 1288 | static void |
b6016b76 MC |
1289 | bnx2_set_mac_link(struct bnx2 *bp) |
1290 | { | |
1291 | u32 val; | |
1292 | ||
1293 | REG_WR(bp, BNX2_EMAC_TX_LENGTHS, 0x2620); | |
1294 | if (bp->link_up && (bp->line_speed == SPEED_1000) && | |
1295 | (bp->duplex == DUPLEX_HALF)) { | |
1296 | REG_WR(bp, BNX2_EMAC_TX_LENGTHS, 0x26ff); | |
1297 | } | |
1298 | ||
1299 | /* Configure the EMAC mode register. */ | |
1300 | val = REG_RD(bp, BNX2_EMAC_MODE); | |
1301 | ||
1302 | val &= ~(BNX2_EMAC_MODE_PORT | BNX2_EMAC_MODE_HALF_DUPLEX | | |
5b0c76ad | 1303 | BNX2_EMAC_MODE_MAC_LOOP | BNX2_EMAC_MODE_FORCE_LINK | |
59b47d8a | 1304 | BNX2_EMAC_MODE_25G_MODE); |
b6016b76 MC |
1305 | |
1306 | if (bp->link_up) { | |
5b0c76ad MC |
1307 | switch (bp->line_speed) { |
1308 | case SPEED_10: | |
59b47d8a MC |
1309 | if (CHIP_NUM(bp) != CHIP_NUM_5706) { |
1310 | val |= BNX2_EMAC_MODE_PORT_MII_10M; | |
5b0c76ad MC |
1311 | break; |
1312 | } | |
1313 | /* fall through */ | |
1314 | case SPEED_100: | |
1315 | val |= BNX2_EMAC_MODE_PORT_MII; | |
1316 | break; | |
1317 | case SPEED_2500: | |
59b47d8a | 1318 | val |= BNX2_EMAC_MODE_25G_MODE; |
5b0c76ad MC |
1319 | /* fall through */ |
1320 | case SPEED_1000: | |
1321 | val |= BNX2_EMAC_MODE_PORT_GMII; | |
1322 | break; | |
1323 | } | |
b6016b76 MC |
1324 | } |
1325 | else { | |
1326 | val |= BNX2_EMAC_MODE_PORT_GMII; | |
1327 | } | |
1328 | ||
1329 | /* Set the MAC to operate in the appropriate duplex mode. */ | |
1330 | if (bp->duplex == DUPLEX_HALF) | |
1331 | val |= BNX2_EMAC_MODE_HALF_DUPLEX; | |
1332 | REG_WR(bp, BNX2_EMAC_MODE, val); | |
1333 | ||
1334 | /* Enable/disable rx PAUSE. */ | |
1335 | bp->rx_mode &= ~BNX2_EMAC_RX_MODE_FLOW_EN; | |
1336 | ||
1337 | if (bp->flow_ctrl & FLOW_CTRL_RX) | |
1338 | bp->rx_mode |= BNX2_EMAC_RX_MODE_FLOW_EN; | |
1339 | REG_WR(bp, BNX2_EMAC_RX_MODE, bp->rx_mode); | |
1340 | ||
1341 | /* Enable/disable tx PAUSE. */ | |
1342 | val = REG_RD(bp, BNX2_EMAC_TX_MODE); | |
1343 | val &= ~BNX2_EMAC_TX_MODE_FLOW_EN; | |
1344 | ||
1345 | if (bp->flow_ctrl & FLOW_CTRL_TX) | |
1346 | val |= BNX2_EMAC_TX_MODE_FLOW_EN; | |
1347 | REG_WR(bp, BNX2_EMAC_TX_MODE, val); | |
1348 | ||
1349 | /* Acknowledge the interrupt. */ | |
1350 | REG_WR(bp, BNX2_EMAC_STATUS, BNX2_EMAC_STATUS_LINK_CHANGE); | |
1351 | ||
22fa159d | 1352 | bnx2_init_all_rx_contexts(bp); |
b6016b76 MC |
1353 | } |
1354 | ||
27a005b8 MC |
1355 | static void |
1356 | bnx2_enable_bmsr1(struct bnx2 *bp) | |
1357 | { | |
583c28e5 | 1358 | if ((bp->phy_flags & BNX2_PHY_FLAG_SERDES) && |
27a005b8 MC |
1359 | (CHIP_NUM(bp) == CHIP_NUM_5709)) |
1360 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, | |
1361 | MII_BNX2_BLK_ADDR_GP_STATUS); | |
1362 | } | |
1363 | ||
1364 | static void | |
1365 | bnx2_disable_bmsr1(struct bnx2 *bp) | |
1366 | { | |
583c28e5 | 1367 | if ((bp->phy_flags & BNX2_PHY_FLAG_SERDES) && |
27a005b8 MC |
1368 | (CHIP_NUM(bp) == CHIP_NUM_5709)) |
1369 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, | |
1370 | MII_BNX2_BLK_ADDR_COMBO_IEEEB0); | |
1371 | } | |
1372 | ||
605a9e20 MC |
1373 | static int |
1374 | bnx2_test_and_enable_2g5(struct bnx2 *bp) | |
1375 | { | |
1376 | u32 up1; | |
1377 | int ret = 1; | |
1378 | ||
583c28e5 | 1379 | if (!(bp->phy_flags & BNX2_PHY_FLAG_2_5G_CAPABLE)) |
605a9e20 MC |
1380 | return 0; |
1381 | ||
1382 | if (bp->autoneg & AUTONEG_SPEED) | |
1383 | bp->advertising |= ADVERTISED_2500baseX_Full; | |
1384 | ||
27a005b8 MC |
1385 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
1386 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_OVER1G); | |
1387 | ||
605a9e20 MC |
1388 | bnx2_read_phy(bp, bp->mii_up1, &up1); |
1389 | if (!(up1 & BCM5708S_UP1_2G5)) { | |
1390 | up1 |= BCM5708S_UP1_2G5; | |
1391 | bnx2_write_phy(bp, bp->mii_up1, up1); | |
1392 | ret = 0; | |
1393 | } | |
1394 | ||
27a005b8 MC |
1395 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
1396 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, | |
1397 | MII_BNX2_BLK_ADDR_COMBO_IEEEB0); | |
1398 | ||
605a9e20 MC |
1399 | return ret; |
1400 | } | |
1401 | ||
1402 | static int | |
1403 | bnx2_test_and_disable_2g5(struct bnx2 *bp) | |
1404 | { | |
1405 | u32 up1; | |
1406 | int ret = 0; | |
1407 | ||
583c28e5 | 1408 | if (!(bp->phy_flags & BNX2_PHY_FLAG_2_5G_CAPABLE)) |
605a9e20 MC |
1409 | return 0; |
1410 | ||
27a005b8 MC |
1411 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
1412 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_OVER1G); | |
1413 | ||
605a9e20 MC |
1414 | bnx2_read_phy(bp, bp->mii_up1, &up1); |
1415 | if (up1 & BCM5708S_UP1_2G5) { | |
1416 | up1 &= ~BCM5708S_UP1_2G5; | |
1417 | bnx2_write_phy(bp, bp->mii_up1, up1); | |
1418 | ret = 1; | |
1419 | } | |
1420 | ||
27a005b8 MC |
1421 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
1422 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, | |
1423 | MII_BNX2_BLK_ADDR_COMBO_IEEEB0); | |
1424 | ||
605a9e20 MC |
1425 | return ret; |
1426 | } | |
1427 | ||
1428 | static void | |
1429 | bnx2_enable_forced_2g5(struct bnx2 *bp) | |
1430 | { | |
cbd6890c MC |
1431 | u32 uninitialized_var(bmcr); |
1432 | int err; | |
605a9e20 | 1433 | |
583c28e5 | 1434 | if (!(bp->phy_flags & BNX2_PHY_FLAG_2_5G_CAPABLE)) |
605a9e20 MC |
1435 | return; |
1436 | ||
27a005b8 MC |
1437 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
1438 | u32 val; | |
1439 | ||
1440 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, | |
1441 | MII_BNX2_BLK_ADDR_SERDES_DIG); | |
cbd6890c MC |
1442 | if (!bnx2_read_phy(bp, MII_BNX2_SERDES_DIG_MISC1, &val)) { |
1443 | val &= ~MII_BNX2_SD_MISC1_FORCE_MSK; | |
1444 | val |= MII_BNX2_SD_MISC1_FORCE | | |
1445 | MII_BNX2_SD_MISC1_FORCE_2_5G; | |
1446 | bnx2_write_phy(bp, MII_BNX2_SERDES_DIG_MISC1, val); | |
1447 | } | |
27a005b8 MC |
1448 | |
1449 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, | |
1450 | MII_BNX2_BLK_ADDR_COMBO_IEEEB0); | |
cbd6890c | 1451 | err = bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
27a005b8 MC |
1452 | |
1453 | } else if (CHIP_NUM(bp) == CHIP_NUM_5708) { | |
cbd6890c MC |
1454 | err = bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
1455 | if (!err) | |
1456 | bmcr |= BCM5708S_BMCR_FORCE_2500; | |
c7079857 ED |
1457 | } else { |
1458 | return; | |
605a9e20 MC |
1459 | } |
1460 | ||
cbd6890c MC |
1461 | if (err) |
1462 | return; | |
1463 | ||
605a9e20 MC |
1464 | if (bp->autoneg & AUTONEG_SPEED) { |
1465 | bmcr &= ~BMCR_ANENABLE; | |
1466 | if (bp->req_duplex == DUPLEX_FULL) | |
1467 | bmcr |= BMCR_FULLDPLX; | |
1468 | } | |
1469 | bnx2_write_phy(bp, bp->mii_bmcr, bmcr); | |
1470 | } | |
1471 | ||
1472 | static void | |
1473 | bnx2_disable_forced_2g5(struct bnx2 *bp) | |
1474 | { | |
cbd6890c MC |
1475 | u32 uninitialized_var(bmcr); |
1476 | int err; | |
605a9e20 | 1477 | |
583c28e5 | 1478 | if (!(bp->phy_flags & BNX2_PHY_FLAG_2_5G_CAPABLE)) |
605a9e20 MC |
1479 | return; |
1480 | ||
27a005b8 MC |
1481 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
1482 | u32 val; | |
1483 | ||
1484 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, | |
1485 | MII_BNX2_BLK_ADDR_SERDES_DIG); | |
cbd6890c MC |
1486 | if (!bnx2_read_phy(bp, MII_BNX2_SERDES_DIG_MISC1, &val)) { |
1487 | val &= ~MII_BNX2_SD_MISC1_FORCE; | |
1488 | bnx2_write_phy(bp, MII_BNX2_SERDES_DIG_MISC1, val); | |
1489 | } | |
27a005b8 MC |
1490 | |
1491 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, | |
1492 | MII_BNX2_BLK_ADDR_COMBO_IEEEB0); | |
cbd6890c | 1493 | err = bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
27a005b8 MC |
1494 | |
1495 | } else if (CHIP_NUM(bp) == CHIP_NUM_5708) { | |
cbd6890c MC |
1496 | err = bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
1497 | if (!err) | |
1498 | bmcr &= ~BCM5708S_BMCR_FORCE_2500; | |
c7079857 ED |
1499 | } else { |
1500 | return; | |
605a9e20 MC |
1501 | } |
1502 | ||
cbd6890c MC |
1503 | if (err) |
1504 | return; | |
1505 | ||
605a9e20 MC |
1506 | if (bp->autoneg & AUTONEG_SPEED) |
1507 | bmcr |= BMCR_SPEED1000 | BMCR_ANENABLE | BMCR_ANRESTART; | |
1508 | bnx2_write_phy(bp, bp->mii_bmcr, bmcr); | |
1509 | } | |
1510 | ||
b2fadeae MC |
1511 | static void |
1512 | bnx2_5706s_force_link_dn(struct bnx2 *bp, int start) | |
1513 | { | |
1514 | u32 val; | |
1515 | ||
1516 | bnx2_write_phy(bp, MII_BNX2_DSP_ADDRESS, MII_EXPAND_SERDES_CTL); | |
1517 | bnx2_read_phy(bp, MII_BNX2_DSP_RW_PORT, &val); | |
1518 | if (start) | |
1519 | bnx2_write_phy(bp, MII_BNX2_DSP_RW_PORT, val & 0xff0f); | |
1520 | else | |
1521 | bnx2_write_phy(bp, MII_BNX2_DSP_RW_PORT, val | 0xc0); | |
1522 | } | |
1523 | ||
b6016b76 MC |
1524 | static int |
1525 | bnx2_set_link(struct bnx2 *bp) | |
1526 | { | |
1527 | u32 bmsr; | |
1528 | u8 link_up; | |
1529 | ||
80be4434 | 1530 | if (bp->loopback == MAC_LOOPBACK || bp->loopback == PHY_LOOPBACK) { |
b6016b76 MC |
1531 | bp->link_up = 1; |
1532 | return 0; | |
1533 | } | |
1534 | ||
583c28e5 | 1535 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) |
0d8a6571 MC |
1536 | return 0; |
1537 | ||
b6016b76 MC |
1538 | link_up = bp->link_up; |
1539 | ||
27a005b8 MC |
1540 | bnx2_enable_bmsr1(bp); |
1541 | bnx2_read_phy(bp, bp->mii_bmsr1, &bmsr); | |
1542 | bnx2_read_phy(bp, bp->mii_bmsr1, &bmsr); | |
1543 | bnx2_disable_bmsr1(bp); | |
b6016b76 | 1544 | |
583c28e5 | 1545 | if ((bp->phy_flags & BNX2_PHY_FLAG_SERDES) && |
b6016b76 | 1546 | (CHIP_NUM(bp) == CHIP_NUM_5706)) { |
a2724e25 | 1547 | u32 val, an_dbg; |
b6016b76 | 1548 | |
583c28e5 | 1549 | if (bp->phy_flags & BNX2_PHY_FLAG_FORCED_DOWN) { |
b2fadeae | 1550 | bnx2_5706s_force_link_dn(bp, 0); |
583c28e5 | 1551 | bp->phy_flags &= ~BNX2_PHY_FLAG_FORCED_DOWN; |
b2fadeae | 1552 | } |
b6016b76 | 1553 | val = REG_RD(bp, BNX2_EMAC_STATUS); |
a2724e25 MC |
1554 | |
1555 | bnx2_write_phy(bp, MII_BNX2_MISC_SHADOW, MISC_SHDW_AN_DBG); | |
1556 | bnx2_read_phy(bp, MII_BNX2_MISC_SHADOW, &an_dbg); | |
1557 | bnx2_read_phy(bp, MII_BNX2_MISC_SHADOW, &an_dbg); | |
1558 | ||
1559 | if ((val & BNX2_EMAC_STATUS_LINK) && | |
1560 | !(an_dbg & MISC_SHDW_AN_DBG_NOSYNC)) | |
b6016b76 MC |
1561 | bmsr |= BMSR_LSTATUS; |
1562 | else | |
1563 | bmsr &= ~BMSR_LSTATUS; | |
1564 | } | |
1565 | ||
1566 | if (bmsr & BMSR_LSTATUS) { | |
1567 | bp->link_up = 1; | |
1568 | ||
583c28e5 | 1569 | if (bp->phy_flags & BNX2_PHY_FLAG_SERDES) { |
5b0c76ad MC |
1570 | if (CHIP_NUM(bp) == CHIP_NUM_5706) |
1571 | bnx2_5706s_linkup(bp); | |
1572 | else if (CHIP_NUM(bp) == CHIP_NUM_5708) | |
1573 | bnx2_5708s_linkup(bp); | |
27a005b8 MC |
1574 | else if (CHIP_NUM(bp) == CHIP_NUM_5709) |
1575 | bnx2_5709s_linkup(bp); | |
b6016b76 MC |
1576 | } |
1577 | else { | |
1578 | bnx2_copper_linkup(bp); | |
1579 | } | |
1580 | bnx2_resolve_flow_ctrl(bp); | |
1581 | } | |
1582 | else { | |
583c28e5 | 1583 | if ((bp->phy_flags & BNX2_PHY_FLAG_SERDES) && |
605a9e20 MC |
1584 | (bp->autoneg & AUTONEG_SPEED)) |
1585 | bnx2_disable_forced_2g5(bp); | |
b6016b76 | 1586 | |
583c28e5 | 1587 | if (bp->phy_flags & BNX2_PHY_FLAG_PARALLEL_DETECT) { |
b2fadeae MC |
1588 | u32 bmcr; |
1589 | ||
1590 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); | |
1591 | bmcr |= BMCR_ANENABLE; | |
1592 | bnx2_write_phy(bp, bp->mii_bmcr, bmcr); | |
1593 | ||
583c28e5 | 1594 | bp->phy_flags &= ~BNX2_PHY_FLAG_PARALLEL_DETECT; |
b2fadeae | 1595 | } |
b6016b76 MC |
1596 | bp->link_up = 0; |
1597 | } | |
1598 | ||
1599 | if (bp->link_up != link_up) { | |
1600 | bnx2_report_link(bp); | |
1601 | } | |
1602 | ||
1603 | bnx2_set_mac_link(bp); | |
1604 | ||
1605 | return 0; | |
1606 | } | |
1607 | ||
1608 | static int | |
1609 | bnx2_reset_phy(struct bnx2 *bp) | |
1610 | { | |
1611 | int i; | |
1612 | u32 reg; | |
1613 | ||
ca58c3af | 1614 | bnx2_write_phy(bp, bp->mii_bmcr, BMCR_RESET); |
b6016b76 MC |
1615 | |
1616 | #define PHY_RESET_MAX_WAIT 100 | |
1617 | for (i = 0; i < PHY_RESET_MAX_WAIT; i++) { | |
1618 | udelay(10); | |
1619 | ||
ca58c3af | 1620 | bnx2_read_phy(bp, bp->mii_bmcr, ®); |
b6016b76 MC |
1621 | if (!(reg & BMCR_RESET)) { |
1622 | udelay(20); | |
1623 | break; | |
1624 | } | |
1625 | } | |
1626 | if (i == PHY_RESET_MAX_WAIT) { | |
1627 | return -EBUSY; | |
1628 | } | |
1629 | return 0; | |
1630 | } | |
1631 | ||
1632 | static u32 | |
1633 | bnx2_phy_get_pause_adv(struct bnx2 *bp) | |
1634 | { | |
1635 | u32 adv = 0; | |
1636 | ||
1637 | if ((bp->req_flow_ctrl & (FLOW_CTRL_RX | FLOW_CTRL_TX)) == | |
1638 | (FLOW_CTRL_RX | FLOW_CTRL_TX)) { | |
1639 | ||
583c28e5 | 1640 | if (bp->phy_flags & BNX2_PHY_FLAG_SERDES) { |
b6016b76 MC |
1641 | adv = ADVERTISE_1000XPAUSE; |
1642 | } | |
1643 | else { | |
1644 | adv = ADVERTISE_PAUSE_CAP; | |
1645 | } | |
1646 | } | |
1647 | else if (bp->req_flow_ctrl & FLOW_CTRL_TX) { | |
583c28e5 | 1648 | if (bp->phy_flags & BNX2_PHY_FLAG_SERDES) { |
b6016b76 MC |
1649 | adv = ADVERTISE_1000XPSE_ASYM; |
1650 | } | |
1651 | else { | |
1652 | adv = ADVERTISE_PAUSE_ASYM; | |
1653 | } | |
1654 | } | |
1655 | else if (bp->req_flow_ctrl & FLOW_CTRL_RX) { | |
583c28e5 | 1656 | if (bp->phy_flags & BNX2_PHY_FLAG_SERDES) { |
b6016b76 MC |
1657 | adv = ADVERTISE_1000XPAUSE | ADVERTISE_1000XPSE_ASYM; |
1658 | } | |
1659 | else { | |
1660 | adv = ADVERTISE_PAUSE_CAP | ADVERTISE_PAUSE_ASYM; | |
1661 | } | |
1662 | } | |
1663 | return adv; | |
1664 | } | |
1665 | ||
a2f13890 | 1666 | static int bnx2_fw_sync(struct bnx2 *, u32, int, int); |
0d8a6571 | 1667 | |
b6016b76 | 1668 | static int |
0d8a6571 | 1669 | bnx2_setup_remote_phy(struct bnx2 *bp, u8 port) |
52d07b1f HH |
1670 | __releases(&bp->phy_lock) |
1671 | __acquires(&bp->phy_lock) | |
0d8a6571 MC |
1672 | { |
1673 | u32 speed_arg = 0, pause_adv; | |
1674 | ||
1675 | pause_adv = bnx2_phy_get_pause_adv(bp); | |
1676 | ||
1677 | if (bp->autoneg & AUTONEG_SPEED) { | |
1678 | speed_arg |= BNX2_NETLINK_SET_LINK_ENABLE_AUTONEG; | |
1679 | if (bp->advertising & ADVERTISED_10baseT_Half) | |
1680 | speed_arg |= BNX2_NETLINK_SET_LINK_SPEED_10HALF; | |
1681 | if (bp->advertising & ADVERTISED_10baseT_Full) | |
1682 | speed_arg |= BNX2_NETLINK_SET_LINK_SPEED_10FULL; | |
1683 | if (bp->advertising & ADVERTISED_100baseT_Half) | |
1684 | speed_arg |= BNX2_NETLINK_SET_LINK_SPEED_100HALF; | |
1685 | if (bp->advertising & ADVERTISED_100baseT_Full) | |
1686 | speed_arg |= BNX2_NETLINK_SET_LINK_SPEED_100FULL; | |
1687 | if (bp->advertising & ADVERTISED_1000baseT_Full) | |
1688 | speed_arg |= BNX2_NETLINK_SET_LINK_SPEED_1GFULL; | |
1689 | if (bp->advertising & ADVERTISED_2500baseX_Full) | |
1690 | speed_arg |= BNX2_NETLINK_SET_LINK_SPEED_2G5FULL; | |
1691 | } else { | |
1692 | if (bp->req_line_speed == SPEED_2500) | |
1693 | speed_arg = BNX2_NETLINK_SET_LINK_SPEED_2G5FULL; | |
1694 | else if (bp->req_line_speed == SPEED_1000) | |
1695 | speed_arg = BNX2_NETLINK_SET_LINK_SPEED_1GFULL; | |
1696 | else if (bp->req_line_speed == SPEED_100) { | |
1697 | if (bp->req_duplex == DUPLEX_FULL) | |
1698 | speed_arg = BNX2_NETLINK_SET_LINK_SPEED_100FULL; | |
1699 | else | |
1700 | speed_arg = BNX2_NETLINK_SET_LINK_SPEED_100HALF; | |
1701 | } else if (bp->req_line_speed == SPEED_10) { | |
1702 | if (bp->req_duplex == DUPLEX_FULL) | |
1703 | speed_arg = BNX2_NETLINK_SET_LINK_SPEED_10FULL; | |
1704 | else | |
1705 | speed_arg = BNX2_NETLINK_SET_LINK_SPEED_10HALF; | |
1706 | } | |
1707 | } | |
1708 | ||
1709 | if (pause_adv & (ADVERTISE_1000XPAUSE | ADVERTISE_PAUSE_CAP)) | |
1710 | speed_arg |= BNX2_NETLINK_SET_LINK_FC_SYM_PAUSE; | |
c26736ec | 1711 | if (pause_adv & (ADVERTISE_1000XPSE_ASYM | ADVERTISE_PAUSE_ASYM)) |
0d8a6571 MC |
1712 | speed_arg |= BNX2_NETLINK_SET_LINK_FC_ASYM_PAUSE; |
1713 | ||
1714 | if (port == PORT_TP) | |
1715 | speed_arg |= BNX2_NETLINK_SET_LINK_PHY_APP_REMOTE | | |
1716 | BNX2_NETLINK_SET_LINK_ETH_AT_WIRESPEED; | |
1717 | ||
2726d6e1 | 1718 | bnx2_shmem_wr(bp, BNX2_DRV_MB_ARG0, speed_arg); |
0d8a6571 MC |
1719 | |
1720 | spin_unlock_bh(&bp->phy_lock); | |
a2f13890 | 1721 | bnx2_fw_sync(bp, BNX2_DRV_MSG_CODE_CMD_SET_LINK, 1, 0); |
0d8a6571 MC |
1722 | spin_lock_bh(&bp->phy_lock); |
1723 | ||
1724 | return 0; | |
1725 | } | |
1726 | ||
1727 | static int | |
1728 | bnx2_setup_serdes_phy(struct bnx2 *bp, u8 port) | |
52d07b1f HH |
1729 | __releases(&bp->phy_lock) |
1730 | __acquires(&bp->phy_lock) | |
b6016b76 | 1731 | { |
605a9e20 | 1732 | u32 adv, bmcr; |
b6016b76 MC |
1733 | u32 new_adv = 0; |
1734 | ||
583c28e5 | 1735 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) |
807540ba | 1736 | return bnx2_setup_remote_phy(bp, port); |
0d8a6571 | 1737 | |
b6016b76 MC |
1738 | if (!(bp->autoneg & AUTONEG_SPEED)) { |
1739 | u32 new_bmcr; | |
5b0c76ad MC |
1740 | int force_link_down = 0; |
1741 | ||
605a9e20 MC |
1742 | if (bp->req_line_speed == SPEED_2500) { |
1743 | if (!bnx2_test_and_enable_2g5(bp)) | |
1744 | force_link_down = 1; | |
1745 | } else if (bp->req_line_speed == SPEED_1000) { | |
1746 | if (bnx2_test_and_disable_2g5(bp)) | |
1747 | force_link_down = 1; | |
1748 | } | |
ca58c3af | 1749 | bnx2_read_phy(bp, bp->mii_adv, &adv); |
80be4434 MC |
1750 | adv &= ~(ADVERTISE_1000XFULL | ADVERTISE_1000XHALF); |
1751 | ||
ca58c3af | 1752 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
605a9e20 | 1753 | new_bmcr = bmcr & ~BMCR_ANENABLE; |
80be4434 | 1754 | new_bmcr |= BMCR_SPEED1000; |
605a9e20 | 1755 | |
27a005b8 MC |
1756 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
1757 | if (bp->req_line_speed == SPEED_2500) | |
1758 | bnx2_enable_forced_2g5(bp); | |
1759 | else if (bp->req_line_speed == SPEED_1000) { | |
1760 | bnx2_disable_forced_2g5(bp); | |
1761 | new_bmcr &= ~0x2000; | |
1762 | } | |
1763 | ||
1764 | } else if (CHIP_NUM(bp) == CHIP_NUM_5708) { | |
605a9e20 MC |
1765 | if (bp->req_line_speed == SPEED_2500) |
1766 | new_bmcr |= BCM5708S_BMCR_FORCE_2500; | |
1767 | else | |
1768 | new_bmcr = bmcr & ~BCM5708S_BMCR_FORCE_2500; | |
5b0c76ad MC |
1769 | } |
1770 | ||
b6016b76 | 1771 | if (bp->req_duplex == DUPLEX_FULL) { |
5b0c76ad | 1772 | adv |= ADVERTISE_1000XFULL; |
b6016b76 MC |
1773 | new_bmcr |= BMCR_FULLDPLX; |
1774 | } | |
1775 | else { | |
5b0c76ad | 1776 | adv |= ADVERTISE_1000XHALF; |
b6016b76 MC |
1777 | new_bmcr &= ~BMCR_FULLDPLX; |
1778 | } | |
5b0c76ad | 1779 | if ((new_bmcr != bmcr) || (force_link_down)) { |
b6016b76 MC |
1780 | /* Force a link down visible on the other side */ |
1781 | if (bp->link_up) { | |
ca58c3af | 1782 | bnx2_write_phy(bp, bp->mii_adv, adv & |
5b0c76ad MC |
1783 | ~(ADVERTISE_1000XFULL | |
1784 | ADVERTISE_1000XHALF)); | |
ca58c3af | 1785 | bnx2_write_phy(bp, bp->mii_bmcr, bmcr | |
b6016b76 MC |
1786 | BMCR_ANRESTART | BMCR_ANENABLE); |
1787 | ||
1788 | bp->link_up = 0; | |
1789 | netif_carrier_off(bp->dev); | |
ca58c3af | 1790 | bnx2_write_phy(bp, bp->mii_bmcr, new_bmcr); |
80be4434 | 1791 | bnx2_report_link(bp); |
b6016b76 | 1792 | } |
ca58c3af MC |
1793 | bnx2_write_phy(bp, bp->mii_adv, adv); |
1794 | bnx2_write_phy(bp, bp->mii_bmcr, new_bmcr); | |
605a9e20 MC |
1795 | } else { |
1796 | bnx2_resolve_flow_ctrl(bp); | |
1797 | bnx2_set_mac_link(bp); | |
b6016b76 MC |
1798 | } |
1799 | return 0; | |
1800 | } | |
1801 | ||
605a9e20 | 1802 | bnx2_test_and_enable_2g5(bp); |
5b0c76ad | 1803 | |
b6016b76 MC |
1804 | if (bp->advertising & ADVERTISED_1000baseT_Full) |
1805 | new_adv |= ADVERTISE_1000XFULL; | |
1806 | ||
1807 | new_adv |= bnx2_phy_get_pause_adv(bp); | |
1808 | ||
ca58c3af MC |
1809 | bnx2_read_phy(bp, bp->mii_adv, &adv); |
1810 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); | |
b6016b76 MC |
1811 | |
1812 | bp->serdes_an_pending = 0; | |
1813 | if ((adv != new_adv) || ((bmcr & BMCR_ANENABLE) == 0)) { | |
1814 | /* Force a link down visible on the other side */ | |
1815 | if (bp->link_up) { | |
ca58c3af | 1816 | bnx2_write_phy(bp, bp->mii_bmcr, BMCR_LOOPBACK); |
80be4434 MC |
1817 | spin_unlock_bh(&bp->phy_lock); |
1818 | msleep(20); | |
1819 | spin_lock_bh(&bp->phy_lock); | |
b6016b76 MC |
1820 | } |
1821 | ||
ca58c3af MC |
1822 | bnx2_write_phy(bp, bp->mii_adv, new_adv); |
1823 | bnx2_write_phy(bp, bp->mii_bmcr, bmcr | BMCR_ANRESTART | | |
b6016b76 | 1824 | BMCR_ANENABLE); |
f8dd064e MC |
1825 | /* Speed up link-up time when the link partner |
1826 | * does not autonegotiate which is very common | |
1827 | * in blade servers. Some blade servers use | |
1828 | * IPMI for kerboard input and it's important | |
1829 | * to minimize link disruptions. Autoneg. involves | |
1830 | * exchanging base pages plus 3 next pages and | |
1831 | * normally completes in about 120 msec. | |
1832 | */ | |
40105c0b | 1833 | bp->current_interval = BNX2_SERDES_AN_TIMEOUT; |
f8dd064e MC |
1834 | bp->serdes_an_pending = 1; |
1835 | mod_timer(&bp->timer, jiffies + bp->current_interval); | |
605a9e20 MC |
1836 | } else { |
1837 | bnx2_resolve_flow_ctrl(bp); | |
1838 | bnx2_set_mac_link(bp); | |
b6016b76 MC |
1839 | } |
1840 | ||
1841 | return 0; | |
1842 | } | |
1843 | ||
1844 | #define ETHTOOL_ALL_FIBRE_SPEED \ | |
583c28e5 | 1845 | (bp->phy_flags & BNX2_PHY_FLAG_2_5G_CAPABLE) ? \ |
deaf391b MC |
1846 | (ADVERTISED_2500baseX_Full | ADVERTISED_1000baseT_Full) :\ |
1847 | (ADVERTISED_1000baseT_Full) | |
b6016b76 MC |
1848 | |
1849 | #define ETHTOOL_ALL_COPPER_SPEED \ | |
1850 | (ADVERTISED_10baseT_Half | ADVERTISED_10baseT_Full | \ | |
1851 | ADVERTISED_100baseT_Half | ADVERTISED_100baseT_Full | \ | |
1852 | ADVERTISED_1000baseT_Full) | |
1853 | ||
1854 | #define PHY_ALL_10_100_SPEED (ADVERTISE_10HALF | ADVERTISE_10FULL | \ | |
1855 | ADVERTISE_100HALF | ADVERTISE_100FULL | ADVERTISE_CSMA) | |
6aa20a22 | 1856 | |
b6016b76 MC |
1857 | #define PHY_ALL_1000_SPEED (ADVERTISE_1000HALF | ADVERTISE_1000FULL) |
1858 | ||
0d8a6571 MC |
1859 | static void |
1860 | bnx2_set_default_remote_link(struct bnx2 *bp) | |
1861 | { | |
1862 | u32 link; | |
1863 | ||
1864 | if (bp->phy_port == PORT_TP) | |
2726d6e1 | 1865 | link = bnx2_shmem_rd(bp, BNX2_RPHY_COPPER_LINK); |
0d8a6571 | 1866 | else |
2726d6e1 | 1867 | link = bnx2_shmem_rd(bp, BNX2_RPHY_SERDES_LINK); |
0d8a6571 MC |
1868 | |
1869 | if (link & BNX2_NETLINK_SET_LINK_ENABLE_AUTONEG) { | |
1870 | bp->req_line_speed = 0; | |
1871 | bp->autoneg |= AUTONEG_SPEED; | |
1872 | bp->advertising = ADVERTISED_Autoneg; | |
1873 | if (link & BNX2_NETLINK_SET_LINK_SPEED_10HALF) | |
1874 | bp->advertising |= ADVERTISED_10baseT_Half; | |
1875 | if (link & BNX2_NETLINK_SET_LINK_SPEED_10FULL) | |
1876 | bp->advertising |= ADVERTISED_10baseT_Full; | |
1877 | if (link & BNX2_NETLINK_SET_LINK_SPEED_100HALF) | |
1878 | bp->advertising |= ADVERTISED_100baseT_Half; | |
1879 | if (link & BNX2_NETLINK_SET_LINK_SPEED_100FULL) | |
1880 | bp->advertising |= ADVERTISED_100baseT_Full; | |
1881 | if (link & BNX2_NETLINK_SET_LINK_SPEED_1GFULL) | |
1882 | bp->advertising |= ADVERTISED_1000baseT_Full; | |
1883 | if (link & BNX2_NETLINK_SET_LINK_SPEED_2G5FULL) | |
1884 | bp->advertising |= ADVERTISED_2500baseX_Full; | |
1885 | } else { | |
1886 | bp->autoneg = 0; | |
1887 | bp->advertising = 0; | |
1888 | bp->req_duplex = DUPLEX_FULL; | |
1889 | if (link & BNX2_NETLINK_SET_LINK_SPEED_10) { | |
1890 | bp->req_line_speed = SPEED_10; | |
1891 | if (link & BNX2_NETLINK_SET_LINK_SPEED_10HALF) | |
1892 | bp->req_duplex = DUPLEX_HALF; | |
1893 | } | |
1894 | if (link & BNX2_NETLINK_SET_LINK_SPEED_100) { | |
1895 | bp->req_line_speed = SPEED_100; | |
1896 | if (link & BNX2_NETLINK_SET_LINK_SPEED_100HALF) | |
1897 | bp->req_duplex = DUPLEX_HALF; | |
1898 | } | |
1899 | if (link & BNX2_NETLINK_SET_LINK_SPEED_1GFULL) | |
1900 | bp->req_line_speed = SPEED_1000; | |
1901 | if (link & BNX2_NETLINK_SET_LINK_SPEED_2G5FULL) | |
1902 | bp->req_line_speed = SPEED_2500; | |
1903 | } | |
1904 | } | |
1905 | ||
deaf391b MC |
1906 | static void |
1907 | bnx2_set_default_link(struct bnx2 *bp) | |
1908 | { | |
ab59859d HH |
1909 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) { |
1910 | bnx2_set_default_remote_link(bp); | |
1911 | return; | |
1912 | } | |
0d8a6571 | 1913 | |
deaf391b MC |
1914 | bp->autoneg = AUTONEG_SPEED | AUTONEG_FLOW_CTRL; |
1915 | bp->req_line_speed = 0; | |
583c28e5 | 1916 | if (bp->phy_flags & BNX2_PHY_FLAG_SERDES) { |
deaf391b MC |
1917 | u32 reg; |
1918 | ||
1919 | bp->advertising = ETHTOOL_ALL_FIBRE_SPEED | ADVERTISED_Autoneg; | |
1920 | ||
2726d6e1 | 1921 | reg = bnx2_shmem_rd(bp, BNX2_PORT_HW_CFG_CONFIG); |
deaf391b MC |
1922 | reg &= BNX2_PORT_HW_CFG_CFG_DFLT_LINK_MASK; |
1923 | if (reg == BNX2_PORT_HW_CFG_CFG_DFLT_LINK_1G) { | |
1924 | bp->autoneg = 0; | |
1925 | bp->req_line_speed = bp->line_speed = SPEED_1000; | |
1926 | bp->req_duplex = DUPLEX_FULL; | |
1927 | } | |
1928 | } else | |
1929 | bp->advertising = ETHTOOL_ALL_COPPER_SPEED | ADVERTISED_Autoneg; | |
1930 | } | |
1931 | ||
df149d70 MC |
1932 | static void |
1933 | bnx2_send_heart_beat(struct bnx2 *bp) | |
1934 | { | |
1935 | u32 msg; | |
1936 | u32 addr; | |
1937 | ||
1938 | spin_lock(&bp->indirect_lock); | |
1939 | msg = (u32) (++bp->fw_drv_pulse_wr_seq & BNX2_DRV_PULSE_SEQ_MASK); | |
1940 | addr = bp->shmem_base + BNX2_DRV_PULSE_MB; | |
1941 | REG_WR(bp, BNX2_PCICFG_REG_WINDOW_ADDRESS, addr); | |
1942 | REG_WR(bp, BNX2_PCICFG_REG_WINDOW, msg); | |
1943 | spin_unlock(&bp->indirect_lock); | |
1944 | } | |
1945 | ||
0d8a6571 MC |
1946 | static void |
1947 | bnx2_remote_phy_event(struct bnx2 *bp) | |
1948 | { | |
1949 | u32 msg; | |
1950 | u8 link_up = bp->link_up; | |
1951 | u8 old_port; | |
1952 | ||
2726d6e1 | 1953 | msg = bnx2_shmem_rd(bp, BNX2_LINK_STATUS); |
0d8a6571 | 1954 | |
df149d70 MC |
1955 | if (msg & BNX2_LINK_STATUS_HEART_BEAT_EXPIRED) |
1956 | bnx2_send_heart_beat(bp); | |
1957 | ||
1958 | msg &= ~BNX2_LINK_STATUS_HEART_BEAT_EXPIRED; | |
1959 | ||
0d8a6571 MC |
1960 | if ((msg & BNX2_LINK_STATUS_LINK_UP) == BNX2_LINK_STATUS_LINK_DOWN) |
1961 | bp->link_up = 0; | |
1962 | else { | |
1963 | u32 speed; | |
1964 | ||
1965 | bp->link_up = 1; | |
1966 | speed = msg & BNX2_LINK_STATUS_SPEED_MASK; | |
1967 | bp->duplex = DUPLEX_FULL; | |
1968 | switch (speed) { | |
1969 | case BNX2_LINK_STATUS_10HALF: | |
1970 | bp->duplex = DUPLEX_HALF; | |
1971 | case BNX2_LINK_STATUS_10FULL: | |
1972 | bp->line_speed = SPEED_10; | |
1973 | break; | |
1974 | case BNX2_LINK_STATUS_100HALF: | |
1975 | bp->duplex = DUPLEX_HALF; | |
1976 | case BNX2_LINK_STATUS_100BASE_T4: | |
1977 | case BNX2_LINK_STATUS_100FULL: | |
1978 | bp->line_speed = SPEED_100; | |
1979 | break; | |
1980 | case BNX2_LINK_STATUS_1000HALF: | |
1981 | bp->duplex = DUPLEX_HALF; | |
1982 | case BNX2_LINK_STATUS_1000FULL: | |
1983 | bp->line_speed = SPEED_1000; | |
1984 | break; | |
1985 | case BNX2_LINK_STATUS_2500HALF: | |
1986 | bp->duplex = DUPLEX_HALF; | |
1987 | case BNX2_LINK_STATUS_2500FULL: | |
1988 | bp->line_speed = SPEED_2500; | |
1989 | break; | |
1990 | default: | |
1991 | bp->line_speed = 0; | |
1992 | break; | |
1993 | } | |
1994 | ||
0d8a6571 MC |
1995 | bp->flow_ctrl = 0; |
1996 | if ((bp->autoneg & (AUTONEG_SPEED | AUTONEG_FLOW_CTRL)) != | |
1997 | (AUTONEG_SPEED | AUTONEG_FLOW_CTRL)) { | |
1998 | if (bp->duplex == DUPLEX_FULL) | |
1999 | bp->flow_ctrl = bp->req_flow_ctrl; | |
2000 | } else { | |
2001 | if (msg & BNX2_LINK_STATUS_TX_FC_ENABLED) | |
2002 | bp->flow_ctrl |= FLOW_CTRL_TX; | |
2003 | if (msg & BNX2_LINK_STATUS_RX_FC_ENABLED) | |
2004 | bp->flow_ctrl |= FLOW_CTRL_RX; | |
2005 | } | |
2006 | ||
2007 | old_port = bp->phy_port; | |
2008 | if (msg & BNX2_LINK_STATUS_SERDES_LINK) | |
2009 | bp->phy_port = PORT_FIBRE; | |
2010 | else | |
2011 | bp->phy_port = PORT_TP; | |
2012 | ||
2013 | if (old_port != bp->phy_port) | |
2014 | bnx2_set_default_link(bp); | |
2015 | ||
0d8a6571 MC |
2016 | } |
2017 | if (bp->link_up != link_up) | |
2018 | bnx2_report_link(bp); | |
2019 | ||
2020 | bnx2_set_mac_link(bp); | |
2021 | } | |
2022 | ||
2023 | static int | |
2024 | bnx2_set_remote_link(struct bnx2 *bp) | |
2025 | { | |
2026 | u32 evt_code; | |
2027 | ||
2726d6e1 | 2028 | evt_code = bnx2_shmem_rd(bp, BNX2_FW_EVT_CODE_MB); |
0d8a6571 MC |
2029 | switch (evt_code) { |
2030 | case BNX2_FW_EVT_CODE_LINK_EVENT: | |
2031 | bnx2_remote_phy_event(bp); | |
2032 | break; | |
2033 | case BNX2_FW_EVT_CODE_SW_TIMER_EXPIRATION_EVENT: | |
2034 | default: | |
df149d70 | 2035 | bnx2_send_heart_beat(bp); |
0d8a6571 MC |
2036 | break; |
2037 | } | |
2038 | return 0; | |
2039 | } | |
2040 | ||
b6016b76 MC |
2041 | static int |
2042 | bnx2_setup_copper_phy(struct bnx2 *bp) | |
52d07b1f HH |
2043 | __releases(&bp->phy_lock) |
2044 | __acquires(&bp->phy_lock) | |
b6016b76 MC |
2045 | { |
2046 | u32 bmcr; | |
2047 | u32 new_bmcr; | |
2048 | ||
ca58c3af | 2049 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
b6016b76 MC |
2050 | |
2051 | if (bp->autoneg & AUTONEG_SPEED) { | |
2052 | u32 adv_reg, adv1000_reg; | |
2053 | u32 new_adv_reg = 0; | |
2054 | u32 new_adv1000_reg = 0; | |
2055 | ||
ca58c3af | 2056 | bnx2_read_phy(bp, bp->mii_adv, &adv_reg); |
b6016b76 MC |
2057 | adv_reg &= (PHY_ALL_10_100_SPEED | ADVERTISE_PAUSE_CAP | |
2058 | ADVERTISE_PAUSE_ASYM); | |
2059 | ||
2060 | bnx2_read_phy(bp, MII_CTRL1000, &adv1000_reg); | |
2061 | adv1000_reg &= PHY_ALL_1000_SPEED; | |
2062 | ||
2063 | if (bp->advertising & ADVERTISED_10baseT_Half) | |
2064 | new_adv_reg |= ADVERTISE_10HALF; | |
2065 | if (bp->advertising & ADVERTISED_10baseT_Full) | |
2066 | new_adv_reg |= ADVERTISE_10FULL; | |
2067 | if (bp->advertising & ADVERTISED_100baseT_Half) | |
2068 | new_adv_reg |= ADVERTISE_100HALF; | |
2069 | if (bp->advertising & ADVERTISED_100baseT_Full) | |
2070 | new_adv_reg |= ADVERTISE_100FULL; | |
2071 | if (bp->advertising & ADVERTISED_1000baseT_Full) | |
2072 | new_adv1000_reg |= ADVERTISE_1000FULL; | |
6aa20a22 | 2073 | |
b6016b76 MC |
2074 | new_adv_reg |= ADVERTISE_CSMA; |
2075 | ||
2076 | new_adv_reg |= bnx2_phy_get_pause_adv(bp); | |
2077 | ||
2078 | if ((adv1000_reg != new_adv1000_reg) || | |
2079 | (adv_reg != new_adv_reg) || | |
2080 | ((bmcr & BMCR_ANENABLE) == 0)) { | |
2081 | ||
ca58c3af | 2082 | bnx2_write_phy(bp, bp->mii_adv, new_adv_reg); |
b6016b76 | 2083 | bnx2_write_phy(bp, MII_CTRL1000, new_adv1000_reg); |
ca58c3af | 2084 | bnx2_write_phy(bp, bp->mii_bmcr, BMCR_ANRESTART | |
b6016b76 MC |
2085 | BMCR_ANENABLE); |
2086 | } | |
2087 | else if (bp->link_up) { | |
2088 | /* Flow ctrl may have changed from auto to forced */ | |
2089 | /* or vice-versa. */ | |
2090 | ||
2091 | bnx2_resolve_flow_ctrl(bp); | |
2092 | bnx2_set_mac_link(bp); | |
2093 | } | |
2094 | return 0; | |
2095 | } | |
2096 | ||
2097 | new_bmcr = 0; | |
2098 | if (bp->req_line_speed == SPEED_100) { | |
2099 | new_bmcr |= BMCR_SPEED100; | |
2100 | } | |
2101 | if (bp->req_duplex == DUPLEX_FULL) { | |
2102 | new_bmcr |= BMCR_FULLDPLX; | |
2103 | } | |
2104 | if (new_bmcr != bmcr) { | |
2105 | u32 bmsr; | |
b6016b76 | 2106 | |
ca58c3af MC |
2107 | bnx2_read_phy(bp, bp->mii_bmsr, &bmsr); |
2108 | bnx2_read_phy(bp, bp->mii_bmsr, &bmsr); | |
6aa20a22 | 2109 | |
b6016b76 MC |
2110 | if (bmsr & BMSR_LSTATUS) { |
2111 | /* Force link down */ | |
ca58c3af | 2112 | bnx2_write_phy(bp, bp->mii_bmcr, BMCR_LOOPBACK); |
a16dda0e MC |
2113 | spin_unlock_bh(&bp->phy_lock); |
2114 | msleep(50); | |
2115 | spin_lock_bh(&bp->phy_lock); | |
2116 | ||
ca58c3af MC |
2117 | bnx2_read_phy(bp, bp->mii_bmsr, &bmsr); |
2118 | bnx2_read_phy(bp, bp->mii_bmsr, &bmsr); | |
b6016b76 MC |
2119 | } |
2120 | ||
ca58c3af | 2121 | bnx2_write_phy(bp, bp->mii_bmcr, new_bmcr); |
b6016b76 MC |
2122 | |
2123 | /* Normally, the new speed is setup after the link has | |
2124 | * gone down and up again. In some cases, link will not go | |
2125 | * down so we need to set up the new speed here. | |
2126 | */ | |
2127 | if (bmsr & BMSR_LSTATUS) { | |
2128 | bp->line_speed = bp->req_line_speed; | |
2129 | bp->duplex = bp->req_duplex; | |
2130 | bnx2_resolve_flow_ctrl(bp); | |
2131 | bnx2_set_mac_link(bp); | |
2132 | } | |
27a005b8 MC |
2133 | } else { |
2134 | bnx2_resolve_flow_ctrl(bp); | |
2135 | bnx2_set_mac_link(bp); | |
b6016b76 MC |
2136 | } |
2137 | return 0; | |
2138 | } | |
2139 | ||
2140 | static int | |
0d8a6571 | 2141 | bnx2_setup_phy(struct bnx2 *bp, u8 port) |
52d07b1f HH |
2142 | __releases(&bp->phy_lock) |
2143 | __acquires(&bp->phy_lock) | |
b6016b76 MC |
2144 | { |
2145 | if (bp->loopback == MAC_LOOPBACK) | |
2146 | return 0; | |
2147 | ||
583c28e5 | 2148 | if (bp->phy_flags & BNX2_PHY_FLAG_SERDES) { |
807540ba | 2149 | return bnx2_setup_serdes_phy(bp, port); |
b6016b76 MC |
2150 | } |
2151 | else { | |
807540ba | 2152 | return bnx2_setup_copper_phy(bp); |
b6016b76 MC |
2153 | } |
2154 | } | |
2155 | ||
27a005b8 | 2156 | static int |
9a120bc5 | 2157 | bnx2_init_5709s_phy(struct bnx2 *bp, int reset_phy) |
27a005b8 MC |
2158 | { |
2159 | u32 val; | |
2160 | ||
2161 | bp->mii_bmcr = MII_BMCR + 0x10; | |
2162 | bp->mii_bmsr = MII_BMSR + 0x10; | |
2163 | bp->mii_bmsr1 = MII_BNX2_GP_TOP_AN_STATUS1; | |
2164 | bp->mii_adv = MII_ADVERTISE + 0x10; | |
2165 | bp->mii_lpa = MII_LPA + 0x10; | |
2166 | bp->mii_up1 = MII_BNX2_OVER1G_UP1; | |
2167 | ||
2168 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_AER); | |
2169 | bnx2_write_phy(bp, MII_BNX2_AER_AER, MII_BNX2_AER_AER_AN_MMD); | |
2170 | ||
2171 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_COMBO_IEEEB0); | |
9a120bc5 MC |
2172 | if (reset_phy) |
2173 | bnx2_reset_phy(bp); | |
27a005b8 MC |
2174 | |
2175 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_SERDES_DIG); | |
2176 | ||
2177 | bnx2_read_phy(bp, MII_BNX2_SERDES_DIG_1000XCTL1, &val); | |
2178 | val &= ~MII_BNX2_SD_1000XCTL1_AUTODET; | |
2179 | val |= MII_BNX2_SD_1000XCTL1_FIBER; | |
2180 | bnx2_write_phy(bp, MII_BNX2_SERDES_DIG_1000XCTL1, val); | |
2181 | ||
2182 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_OVER1G); | |
2183 | bnx2_read_phy(bp, MII_BNX2_OVER1G_UP1, &val); | |
583c28e5 | 2184 | if (bp->phy_flags & BNX2_PHY_FLAG_2_5G_CAPABLE) |
27a005b8 MC |
2185 | val |= BCM5708S_UP1_2G5; |
2186 | else | |
2187 | val &= ~BCM5708S_UP1_2G5; | |
2188 | bnx2_write_phy(bp, MII_BNX2_OVER1G_UP1, val); | |
2189 | ||
2190 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_BAM_NXTPG); | |
2191 | bnx2_read_phy(bp, MII_BNX2_BAM_NXTPG_CTL, &val); | |
2192 | val |= MII_BNX2_NXTPG_CTL_T2 | MII_BNX2_NXTPG_CTL_BAM; | |
2193 | bnx2_write_phy(bp, MII_BNX2_BAM_NXTPG_CTL, val); | |
2194 | ||
2195 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_CL73_USERB0); | |
2196 | ||
2197 | val = MII_BNX2_CL73_BAM_EN | MII_BNX2_CL73_BAM_STA_MGR_EN | | |
2198 | MII_BNX2_CL73_BAM_NP_AFT_BP_EN; | |
2199 | bnx2_write_phy(bp, MII_BNX2_CL73_BAM_CTL1, val); | |
2200 | ||
2201 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_COMBO_IEEEB0); | |
2202 | ||
2203 | return 0; | |
2204 | } | |
2205 | ||
b6016b76 | 2206 | static int |
9a120bc5 | 2207 | bnx2_init_5708s_phy(struct bnx2 *bp, int reset_phy) |
5b0c76ad MC |
2208 | { |
2209 | u32 val; | |
2210 | ||
9a120bc5 MC |
2211 | if (reset_phy) |
2212 | bnx2_reset_phy(bp); | |
27a005b8 MC |
2213 | |
2214 | bp->mii_up1 = BCM5708S_UP1; | |
2215 | ||
5b0c76ad MC |
2216 | bnx2_write_phy(bp, BCM5708S_BLK_ADDR, BCM5708S_BLK_ADDR_DIG3); |
2217 | bnx2_write_phy(bp, BCM5708S_DIG_3_0, BCM5708S_DIG_3_0_USE_IEEE); | |
2218 | bnx2_write_phy(bp, BCM5708S_BLK_ADDR, BCM5708S_BLK_ADDR_DIG); | |
2219 | ||
2220 | bnx2_read_phy(bp, BCM5708S_1000X_CTL1, &val); | |
2221 | val |= BCM5708S_1000X_CTL1_FIBER_MODE | BCM5708S_1000X_CTL1_AUTODET_EN; | |
2222 | bnx2_write_phy(bp, BCM5708S_1000X_CTL1, val); | |
2223 | ||
2224 | bnx2_read_phy(bp, BCM5708S_1000X_CTL2, &val); | |
2225 | val |= BCM5708S_1000X_CTL2_PLLEL_DET_EN; | |
2226 | bnx2_write_phy(bp, BCM5708S_1000X_CTL2, val); | |
2227 | ||
583c28e5 | 2228 | if (bp->phy_flags & BNX2_PHY_FLAG_2_5G_CAPABLE) { |
5b0c76ad MC |
2229 | bnx2_read_phy(bp, BCM5708S_UP1, &val); |
2230 | val |= BCM5708S_UP1_2G5; | |
2231 | bnx2_write_phy(bp, BCM5708S_UP1, val); | |
2232 | } | |
2233 | ||
2234 | if ((CHIP_ID(bp) == CHIP_ID_5708_A0) || | |
dda1e390 MC |
2235 | (CHIP_ID(bp) == CHIP_ID_5708_B0) || |
2236 | (CHIP_ID(bp) == CHIP_ID_5708_B1)) { | |
5b0c76ad MC |
2237 | /* increase tx signal amplitude */ |
2238 | bnx2_write_phy(bp, BCM5708S_BLK_ADDR, | |
2239 | BCM5708S_BLK_ADDR_TX_MISC); | |
2240 | bnx2_read_phy(bp, BCM5708S_TX_ACTL1, &val); | |
2241 | val &= ~BCM5708S_TX_ACTL1_DRIVER_VCM; | |
2242 | bnx2_write_phy(bp, BCM5708S_TX_ACTL1, val); | |
2243 | bnx2_write_phy(bp, BCM5708S_BLK_ADDR, BCM5708S_BLK_ADDR_DIG); | |
2244 | } | |
2245 | ||
2726d6e1 | 2246 | val = bnx2_shmem_rd(bp, BNX2_PORT_HW_CFG_CONFIG) & |
5b0c76ad MC |
2247 | BNX2_PORT_HW_CFG_CFG_TXCTL3_MASK; |
2248 | ||
2249 | if (val) { | |
2250 | u32 is_backplane; | |
2251 | ||
2726d6e1 | 2252 | is_backplane = bnx2_shmem_rd(bp, BNX2_SHARED_HW_CFG_CONFIG); |
5b0c76ad MC |
2253 | if (is_backplane & BNX2_SHARED_HW_CFG_PHY_BACKPLANE) { |
2254 | bnx2_write_phy(bp, BCM5708S_BLK_ADDR, | |
2255 | BCM5708S_BLK_ADDR_TX_MISC); | |
2256 | bnx2_write_phy(bp, BCM5708S_TX_ACTL3, val); | |
2257 | bnx2_write_phy(bp, BCM5708S_BLK_ADDR, | |
2258 | BCM5708S_BLK_ADDR_DIG); | |
2259 | } | |
2260 | } | |
2261 | return 0; | |
2262 | } | |
2263 | ||
2264 | static int | |
9a120bc5 | 2265 | bnx2_init_5706s_phy(struct bnx2 *bp, int reset_phy) |
b6016b76 | 2266 | { |
9a120bc5 MC |
2267 | if (reset_phy) |
2268 | bnx2_reset_phy(bp); | |
27a005b8 | 2269 | |
583c28e5 | 2270 | bp->phy_flags &= ~BNX2_PHY_FLAG_PARALLEL_DETECT; |
b6016b76 | 2271 | |
59b47d8a MC |
2272 | if (CHIP_NUM(bp) == CHIP_NUM_5706) |
2273 | REG_WR(bp, BNX2_MISC_GP_HW_CTL0, 0x300); | |
b6016b76 MC |
2274 | |
2275 | if (bp->dev->mtu > 1500) { | |
2276 | u32 val; | |
2277 | ||
2278 | /* Set extended packet length bit */ | |
2279 | bnx2_write_phy(bp, 0x18, 0x7); | |
2280 | bnx2_read_phy(bp, 0x18, &val); | |
2281 | bnx2_write_phy(bp, 0x18, (val & 0xfff8) | 0x4000); | |
2282 | ||
2283 | bnx2_write_phy(bp, 0x1c, 0x6c00); | |
2284 | bnx2_read_phy(bp, 0x1c, &val); | |
2285 | bnx2_write_phy(bp, 0x1c, (val & 0x3ff) | 0xec02); | |
2286 | } | |
2287 | else { | |
2288 | u32 val; | |
2289 | ||
2290 | bnx2_write_phy(bp, 0x18, 0x7); | |
2291 | bnx2_read_phy(bp, 0x18, &val); | |
2292 | bnx2_write_phy(bp, 0x18, val & ~0x4007); | |
2293 | ||
2294 | bnx2_write_phy(bp, 0x1c, 0x6c00); | |
2295 | bnx2_read_phy(bp, 0x1c, &val); | |
2296 | bnx2_write_phy(bp, 0x1c, (val & 0x3fd) | 0xec00); | |
2297 | } | |
2298 | ||
2299 | return 0; | |
2300 | } | |
2301 | ||
2302 | static int | |
9a120bc5 | 2303 | bnx2_init_copper_phy(struct bnx2 *bp, int reset_phy) |
b6016b76 | 2304 | { |
5b0c76ad MC |
2305 | u32 val; |
2306 | ||
9a120bc5 MC |
2307 | if (reset_phy) |
2308 | bnx2_reset_phy(bp); | |
27a005b8 | 2309 | |
583c28e5 | 2310 | if (bp->phy_flags & BNX2_PHY_FLAG_CRC_FIX) { |
b6016b76 MC |
2311 | bnx2_write_phy(bp, 0x18, 0x0c00); |
2312 | bnx2_write_phy(bp, 0x17, 0x000a); | |
2313 | bnx2_write_phy(bp, 0x15, 0x310b); | |
2314 | bnx2_write_phy(bp, 0x17, 0x201f); | |
2315 | bnx2_write_phy(bp, 0x15, 0x9506); | |
2316 | bnx2_write_phy(bp, 0x17, 0x401f); | |
2317 | bnx2_write_phy(bp, 0x15, 0x14e2); | |
2318 | bnx2_write_phy(bp, 0x18, 0x0400); | |
2319 | } | |
2320 | ||
583c28e5 | 2321 | if (bp->phy_flags & BNX2_PHY_FLAG_DIS_EARLY_DAC) { |
b659f44e MC |
2322 | bnx2_write_phy(bp, MII_BNX2_DSP_ADDRESS, |
2323 | MII_BNX2_DSP_EXPAND_REG | 0x8); | |
2324 | bnx2_read_phy(bp, MII_BNX2_DSP_RW_PORT, &val); | |
2325 | val &= ~(1 << 8); | |
2326 | bnx2_write_phy(bp, MII_BNX2_DSP_RW_PORT, val); | |
2327 | } | |
2328 | ||
b6016b76 | 2329 | if (bp->dev->mtu > 1500) { |
b6016b76 MC |
2330 | /* Set extended packet length bit */ |
2331 | bnx2_write_phy(bp, 0x18, 0x7); | |
2332 | bnx2_read_phy(bp, 0x18, &val); | |
2333 | bnx2_write_phy(bp, 0x18, val | 0x4000); | |
2334 | ||
2335 | bnx2_read_phy(bp, 0x10, &val); | |
2336 | bnx2_write_phy(bp, 0x10, val | 0x1); | |
2337 | } | |
2338 | else { | |
b6016b76 MC |
2339 | bnx2_write_phy(bp, 0x18, 0x7); |
2340 | bnx2_read_phy(bp, 0x18, &val); | |
2341 | bnx2_write_phy(bp, 0x18, val & ~0x4007); | |
2342 | ||
2343 | bnx2_read_phy(bp, 0x10, &val); | |
2344 | bnx2_write_phy(bp, 0x10, val & ~0x1); | |
2345 | } | |
2346 | ||
5b0c76ad MC |
2347 | /* ethernet@wirespeed */ |
2348 | bnx2_write_phy(bp, 0x18, 0x7007); | |
2349 | bnx2_read_phy(bp, 0x18, &val); | |
2350 | bnx2_write_phy(bp, 0x18, val | (1 << 15) | (1 << 4)); | |
b6016b76 MC |
2351 | return 0; |
2352 | } | |
2353 | ||
2354 | ||
2355 | static int | |
9a120bc5 | 2356 | bnx2_init_phy(struct bnx2 *bp, int reset_phy) |
52d07b1f HH |
2357 | __releases(&bp->phy_lock) |
2358 | __acquires(&bp->phy_lock) | |
b6016b76 MC |
2359 | { |
2360 | u32 val; | |
2361 | int rc = 0; | |
2362 | ||
583c28e5 MC |
2363 | bp->phy_flags &= ~BNX2_PHY_FLAG_INT_MODE_MASK; |
2364 | bp->phy_flags |= BNX2_PHY_FLAG_INT_MODE_LINK_READY; | |
b6016b76 | 2365 | |
ca58c3af MC |
2366 | bp->mii_bmcr = MII_BMCR; |
2367 | bp->mii_bmsr = MII_BMSR; | |
27a005b8 | 2368 | bp->mii_bmsr1 = MII_BMSR; |
ca58c3af MC |
2369 | bp->mii_adv = MII_ADVERTISE; |
2370 | bp->mii_lpa = MII_LPA; | |
2371 | ||
b6016b76 MC |
2372 | REG_WR(bp, BNX2_EMAC_ATTENTION_ENA, BNX2_EMAC_ATTENTION_ENA_LINK); |
2373 | ||
583c28e5 | 2374 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) |
0d8a6571 MC |
2375 | goto setup_phy; |
2376 | ||
b6016b76 MC |
2377 | bnx2_read_phy(bp, MII_PHYSID1, &val); |
2378 | bp->phy_id = val << 16; | |
2379 | bnx2_read_phy(bp, MII_PHYSID2, &val); | |
2380 | bp->phy_id |= val & 0xffff; | |
2381 | ||
583c28e5 | 2382 | if (bp->phy_flags & BNX2_PHY_FLAG_SERDES) { |
5b0c76ad | 2383 | if (CHIP_NUM(bp) == CHIP_NUM_5706) |
9a120bc5 | 2384 | rc = bnx2_init_5706s_phy(bp, reset_phy); |
5b0c76ad | 2385 | else if (CHIP_NUM(bp) == CHIP_NUM_5708) |
9a120bc5 | 2386 | rc = bnx2_init_5708s_phy(bp, reset_phy); |
27a005b8 | 2387 | else if (CHIP_NUM(bp) == CHIP_NUM_5709) |
9a120bc5 | 2388 | rc = bnx2_init_5709s_phy(bp, reset_phy); |
b6016b76 MC |
2389 | } |
2390 | else { | |
9a120bc5 | 2391 | rc = bnx2_init_copper_phy(bp, reset_phy); |
b6016b76 MC |
2392 | } |
2393 | ||
0d8a6571 MC |
2394 | setup_phy: |
2395 | if (!rc) | |
2396 | rc = bnx2_setup_phy(bp, bp->phy_port); | |
b6016b76 MC |
2397 | |
2398 | return rc; | |
2399 | } | |
2400 | ||
2401 | static int | |
2402 | bnx2_set_mac_loopback(struct bnx2 *bp) | |
2403 | { | |
2404 | u32 mac_mode; | |
2405 | ||
2406 | mac_mode = REG_RD(bp, BNX2_EMAC_MODE); | |
2407 | mac_mode &= ~BNX2_EMAC_MODE_PORT; | |
2408 | mac_mode |= BNX2_EMAC_MODE_MAC_LOOP | BNX2_EMAC_MODE_FORCE_LINK; | |
2409 | REG_WR(bp, BNX2_EMAC_MODE, mac_mode); | |
2410 | bp->link_up = 1; | |
2411 | return 0; | |
2412 | } | |
2413 | ||
bc5a0690 MC |
2414 | static int bnx2_test_link(struct bnx2 *); |
2415 | ||
2416 | static int | |
2417 | bnx2_set_phy_loopback(struct bnx2 *bp) | |
2418 | { | |
2419 | u32 mac_mode; | |
2420 | int rc, i; | |
2421 | ||
2422 | spin_lock_bh(&bp->phy_lock); | |
ca58c3af | 2423 | rc = bnx2_write_phy(bp, bp->mii_bmcr, BMCR_LOOPBACK | BMCR_FULLDPLX | |
bc5a0690 MC |
2424 | BMCR_SPEED1000); |
2425 | spin_unlock_bh(&bp->phy_lock); | |
2426 | if (rc) | |
2427 | return rc; | |
2428 | ||
2429 | for (i = 0; i < 10; i++) { | |
2430 | if (bnx2_test_link(bp) == 0) | |
2431 | break; | |
80be4434 | 2432 | msleep(100); |
bc5a0690 MC |
2433 | } |
2434 | ||
2435 | mac_mode = REG_RD(bp, BNX2_EMAC_MODE); | |
2436 | mac_mode &= ~(BNX2_EMAC_MODE_PORT | BNX2_EMAC_MODE_HALF_DUPLEX | | |
2437 | BNX2_EMAC_MODE_MAC_LOOP | BNX2_EMAC_MODE_FORCE_LINK | | |
59b47d8a | 2438 | BNX2_EMAC_MODE_25G_MODE); |
bc5a0690 MC |
2439 | |
2440 | mac_mode |= BNX2_EMAC_MODE_PORT_GMII; | |
2441 | REG_WR(bp, BNX2_EMAC_MODE, mac_mode); | |
2442 | bp->link_up = 1; | |
2443 | return 0; | |
2444 | } | |
2445 | ||
b6016b76 | 2446 | static int |
a2f13890 | 2447 | bnx2_fw_sync(struct bnx2 *bp, u32 msg_data, int ack, int silent) |
b6016b76 MC |
2448 | { |
2449 | int i; | |
2450 | u32 val; | |
2451 | ||
b6016b76 MC |
2452 | bp->fw_wr_seq++; |
2453 | msg_data |= bp->fw_wr_seq; | |
2454 | ||
2726d6e1 | 2455 | bnx2_shmem_wr(bp, BNX2_DRV_MB, msg_data); |
b6016b76 | 2456 | |
a2f13890 MC |
2457 | if (!ack) |
2458 | return 0; | |
2459 | ||
b6016b76 | 2460 | /* wait for an acknowledgement. */ |
40105c0b | 2461 | for (i = 0; i < (BNX2_FW_ACK_TIME_OUT_MS / 10); i++) { |
b090ae2b | 2462 | msleep(10); |
b6016b76 | 2463 | |
2726d6e1 | 2464 | val = bnx2_shmem_rd(bp, BNX2_FW_MB); |
b6016b76 MC |
2465 | |
2466 | if ((val & BNX2_FW_MSG_ACK) == (msg_data & BNX2_DRV_MSG_SEQ)) | |
2467 | break; | |
2468 | } | |
b090ae2b MC |
2469 | if ((msg_data & BNX2_DRV_MSG_DATA) == BNX2_DRV_MSG_DATA_WAIT0) |
2470 | return 0; | |
b6016b76 MC |
2471 | |
2472 | /* If we timed out, inform the firmware that this is the case. */ | |
b090ae2b MC |
2473 | if ((val & BNX2_FW_MSG_ACK) != (msg_data & BNX2_DRV_MSG_SEQ)) { |
2474 | if (!silent) | |
3a9c6a49 | 2475 | pr_err("fw sync timeout, reset code = %x\n", msg_data); |
b6016b76 MC |
2476 | |
2477 | msg_data &= ~BNX2_DRV_MSG_CODE; | |
2478 | msg_data |= BNX2_DRV_MSG_CODE_FW_TIMEOUT; | |
2479 | ||
2726d6e1 | 2480 | bnx2_shmem_wr(bp, BNX2_DRV_MB, msg_data); |
b6016b76 | 2481 | |
b6016b76 MC |
2482 | return -EBUSY; |
2483 | } | |
2484 | ||
b090ae2b MC |
2485 | if ((val & BNX2_FW_MSG_STATUS_MASK) != BNX2_FW_MSG_STATUS_OK) |
2486 | return -EIO; | |
2487 | ||
b6016b76 MC |
2488 | return 0; |
2489 | } | |
2490 | ||
59b47d8a MC |
2491 | static int |
2492 | bnx2_init_5709_context(struct bnx2 *bp) | |
2493 | { | |
2494 | int i, ret = 0; | |
2495 | u32 val; | |
2496 | ||
2497 | val = BNX2_CTX_COMMAND_ENABLED | BNX2_CTX_COMMAND_MEM_INIT | (1 << 12); | |
2498 | val |= (BCM_PAGE_BITS - 8) << 16; | |
2499 | REG_WR(bp, BNX2_CTX_COMMAND, val); | |
641bdcd5 MC |
2500 | for (i = 0; i < 10; i++) { |
2501 | val = REG_RD(bp, BNX2_CTX_COMMAND); | |
2502 | if (!(val & BNX2_CTX_COMMAND_MEM_INIT)) | |
2503 | break; | |
2504 | udelay(2); | |
2505 | } | |
2506 | if (val & BNX2_CTX_COMMAND_MEM_INIT) | |
2507 | return -EBUSY; | |
2508 | ||
59b47d8a MC |
2509 | for (i = 0; i < bp->ctx_pages; i++) { |
2510 | int j; | |
2511 | ||
352f7687 MC |
2512 | if (bp->ctx_blk[i]) |
2513 | memset(bp->ctx_blk[i], 0, BCM_PAGE_SIZE); | |
2514 | else | |
2515 | return -ENOMEM; | |
2516 | ||
59b47d8a MC |
2517 | REG_WR(bp, BNX2_CTX_HOST_PAGE_TBL_DATA0, |
2518 | (bp->ctx_blk_mapping[i] & 0xffffffff) | | |
2519 | BNX2_CTX_HOST_PAGE_TBL_DATA0_VALID); | |
2520 | REG_WR(bp, BNX2_CTX_HOST_PAGE_TBL_DATA1, | |
2521 | (u64) bp->ctx_blk_mapping[i] >> 32); | |
2522 | REG_WR(bp, BNX2_CTX_HOST_PAGE_TBL_CTRL, i | | |
2523 | BNX2_CTX_HOST_PAGE_TBL_CTRL_WRITE_REQ); | |
2524 | for (j = 0; j < 10; j++) { | |
2525 | ||
2526 | val = REG_RD(bp, BNX2_CTX_HOST_PAGE_TBL_CTRL); | |
2527 | if (!(val & BNX2_CTX_HOST_PAGE_TBL_CTRL_WRITE_REQ)) | |
2528 | break; | |
2529 | udelay(5); | |
2530 | } | |
2531 | if (val & BNX2_CTX_HOST_PAGE_TBL_CTRL_WRITE_REQ) { | |
2532 | ret = -EBUSY; | |
2533 | break; | |
2534 | } | |
2535 | } | |
2536 | return ret; | |
2537 | } | |
2538 | ||
b6016b76 MC |
2539 | static void |
2540 | bnx2_init_context(struct bnx2 *bp) | |
2541 | { | |
2542 | u32 vcid; | |
2543 | ||
2544 | vcid = 96; | |
2545 | while (vcid) { | |
2546 | u32 vcid_addr, pcid_addr, offset; | |
7947b20e | 2547 | int i; |
b6016b76 MC |
2548 | |
2549 | vcid--; | |
2550 | ||
2551 | if (CHIP_ID(bp) == CHIP_ID_5706_A0) { | |
2552 | u32 new_vcid; | |
2553 | ||
2554 | vcid_addr = GET_PCID_ADDR(vcid); | |
2555 | if (vcid & 0x8) { | |
2556 | new_vcid = 0x60 + (vcid & 0xf0) + (vcid & 0x7); | |
2557 | } | |
2558 | else { | |
2559 | new_vcid = vcid; | |
2560 | } | |
2561 | pcid_addr = GET_PCID_ADDR(new_vcid); | |
2562 | } | |
2563 | else { | |
2564 | vcid_addr = GET_CID_ADDR(vcid); | |
2565 | pcid_addr = vcid_addr; | |
2566 | } | |
2567 | ||
7947b20e MC |
2568 | for (i = 0; i < (CTX_SIZE / PHY_CTX_SIZE); i++) { |
2569 | vcid_addr += (i << PHY_CTX_SHIFT); | |
2570 | pcid_addr += (i << PHY_CTX_SHIFT); | |
b6016b76 | 2571 | |
5d5d0015 | 2572 | REG_WR(bp, BNX2_CTX_VIRT_ADDR, vcid_addr); |
7947b20e | 2573 | REG_WR(bp, BNX2_CTX_PAGE_TBL, pcid_addr); |
b6016b76 | 2574 | |
7947b20e MC |
2575 | /* Zero out the context. */ |
2576 | for (offset = 0; offset < PHY_CTX_SIZE; offset += 4) | |
62a8313c | 2577 | bnx2_ctx_wr(bp, vcid_addr, offset, 0); |
7947b20e | 2578 | } |
b6016b76 MC |
2579 | } |
2580 | } | |
2581 | ||
2582 | static int | |
2583 | bnx2_alloc_bad_rbuf(struct bnx2 *bp) | |
2584 | { | |
2585 | u16 *good_mbuf; | |
2586 | u32 good_mbuf_cnt; | |
2587 | u32 val; | |
2588 | ||
2589 | good_mbuf = kmalloc(512 * sizeof(u16), GFP_KERNEL); | |
2590 | if (good_mbuf == NULL) { | |
3a9c6a49 | 2591 | pr_err("Failed to allocate memory in %s\n", __func__); |
b6016b76 MC |
2592 | return -ENOMEM; |
2593 | } | |
2594 | ||
2595 | REG_WR(bp, BNX2_MISC_ENABLE_SET_BITS, | |
2596 | BNX2_MISC_ENABLE_SET_BITS_RX_MBUF_ENABLE); | |
2597 | ||
2598 | good_mbuf_cnt = 0; | |
2599 | ||
2600 | /* Allocate a bunch of mbufs and save the good ones in an array. */ | |
2726d6e1 | 2601 | val = bnx2_reg_rd_ind(bp, BNX2_RBUF_STATUS1); |
b6016b76 | 2602 | while (val & BNX2_RBUF_STATUS1_FREE_COUNT) { |
2726d6e1 MC |
2603 | bnx2_reg_wr_ind(bp, BNX2_RBUF_COMMAND, |
2604 | BNX2_RBUF_COMMAND_ALLOC_REQ); | |
b6016b76 | 2605 | |
2726d6e1 | 2606 | val = bnx2_reg_rd_ind(bp, BNX2_RBUF_FW_BUF_ALLOC); |
b6016b76 MC |
2607 | |
2608 | val &= BNX2_RBUF_FW_BUF_ALLOC_VALUE; | |
2609 | ||
2610 | /* The addresses with Bit 9 set are bad memory blocks. */ | |
2611 | if (!(val & (1 << 9))) { | |
2612 | good_mbuf[good_mbuf_cnt] = (u16) val; | |
2613 | good_mbuf_cnt++; | |
2614 | } | |
2615 | ||
2726d6e1 | 2616 | val = bnx2_reg_rd_ind(bp, BNX2_RBUF_STATUS1); |
b6016b76 MC |
2617 | } |
2618 | ||
2619 | /* Free the good ones back to the mbuf pool thus discarding | |
2620 | * all the bad ones. */ | |
2621 | while (good_mbuf_cnt) { | |
2622 | good_mbuf_cnt--; | |
2623 | ||
2624 | val = good_mbuf[good_mbuf_cnt]; | |
2625 | val = (val << 9) | val | 1; | |
2626 | ||
2726d6e1 | 2627 | bnx2_reg_wr_ind(bp, BNX2_RBUF_FW_BUF_FREE, val); |
b6016b76 MC |
2628 | } |
2629 | kfree(good_mbuf); | |
2630 | return 0; | |
2631 | } | |
2632 | ||
2633 | static void | |
5fcaed01 | 2634 | bnx2_set_mac_addr(struct bnx2 *bp, u8 *mac_addr, u32 pos) |
b6016b76 MC |
2635 | { |
2636 | u32 val; | |
b6016b76 MC |
2637 | |
2638 | val = (mac_addr[0] << 8) | mac_addr[1]; | |
2639 | ||
5fcaed01 | 2640 | REG_WR(bp, BNX2_EMAC_MAC_MATCH0 + (pos * 8), val); |
b6016b76 | 2641 | |
6aa20a22 | 2642 | val = (mac_addr[2] << 24) | (mac_addr[3] << 16) | |
b6016b76 MC |
2643 | (mac_addr[4] << 8) | mac_addr[5]; |
2644 | ||
5fcaed01 | 2645 | REG_WR(bp, BNX2_EMAC_MAC_MATCH1 + (pos * 8), val); |
b6016b76 MC |
2646 | } |
2647 | ||
47bf4246 | 2648 | static inline int |
a2df00aa | 2649 | bnx2_alloc_rx_page(struct bnx2 *bp, struct bnx2_rx_ring_info *rxr, u16 index, gfp_t gfp) |
47bf4246 MC |
2650 | { |
2651 | dma_addr_t mapping; | |
bb4f98ab | 2652 | struct sw_pg *rx_pg = &rxr->rx_pg_ring[index]; |
47bf4246 | 2653 | struct rx_bd *rxbd = |
bb4f98ab | 2654 | &rxr->rx_pg_desc_ring[RX_RING(index)][RX_IDX(index)]; |
a2df00aa | 2655 | struct page *page = alloc_page(gfp); |
47bf4246 MC |
2656 | |
2657 | if (!page) | |
2658 | return -ENOMEM; | |
36227e88 | 2659 | mapping = dma_map_page(&bp->pdev->dev, page, 0, PAGE_SIZE, |
47bf4246 | 2660 | PCI_DMA_FROMDEVICE); |
36227e88 | 2661 | if (dma_mapping_error(&bp->pdev->dev, mapping)) { |
3d16af86 BL |
2662 | __free_page(page); |
2663 | return -EIO; | |
2664 | } | |
2665 | ||
47bf4246 | 2666 | rx_pg->page = page; |
1a4ccc2d | 2667 | dma_unmap_addr_set(rx_pg, mapping, mapping); |
47bf4246 MC |
2668 | rxbd->rx_bd_haddr_hi = (u64) mapping >> 32; |
2669 | rxbd->rx_bd_haddr_lo = (u64) mapping & 0xffffffff; | |
2670 | return 0; | |
2671 | } | |
2672 | ||
2673 | static void | |
bb4f98ab | 2674 | bnx2_free_rx_page(struct bnx2 *bp, struct bnx2_rx_ring_info *rxr, u16 index) |
47bf4246 | 2675 | { |
bb4f98ab | 2676 | struct sw_pg *rx_pg = &rxr->rx_pg_ring[index]; |
47bf4246 MC |
2677 | struct page *page = rx_pg->page; |
2678 | ||
2679 | if (!page) | |
2680 | return; | |
2681 | ||
36227e88 SG |
2682 | dma_unmap_page(&bp->pdev->dev, dma_unmap_addr(rx_pg, mapping), |
2683 | PAGE_SIZE, PCI_DMA_FROMDEVICE); | |
47bf4246 MC |
2684 | |
2685 | __free_page(page); | |
2686 | rx_pg->page = NULL; | |
2687 | } | |
2688 | ||
b6016b76 | 2689 | static inline int |
a2df00aa | 2690 | bnx2_alloc_rx_skb(struct bnx2 *bp, struct bnx2_rx_ring_info *rxr, u16 index, gfp_t gfp) |
b6016b76 MC |
2691 | { |
2692 | struct sk_buff *skb; | |
bb4f98ab | 2693 | struct sw_bd *rx_buf = &rxr->rx_buf_ring[index]; |
b6016b76 | 2694 | dma_addr_t mapping; |
bb4f98ab | 2695 | struct rx_bd *rxbd = &rxr->rx_desc_ring[RX_RING(index)][RX_IDX(index)]; |
b6016b76 MC |
2696 | unsigned long align; |
2697 | ||
a2df00aa | 2698 | skb = __netdev_alloc_skb(bp->dev, bp->rx_buf_size, gfp); |
b6016b76 MC |
2699 | if (skb == NULL) { |
2700 | return -ENOMEM; | |
2701 | } | |
2702 | ||
59b47d8a MC |
2703 | if (unlikely((align = (unsigned long) skb->data & (BNX2_RX_ALIGN - 1)))) |
2704 | skb_reserve(skb, BNX2_RX_ALIGN - align); | |
b6016b76 | 2705 | |
36227e88 SG |
2706 | mapping = dma_map_single(&bp->pdev->dev, skb->data, bp->rx_buf_use_size, |
2707 | PCI_DMA_FROMDEVICE); | |
2708 | if (dma_mapping_error(&bp->pdev->dev, mapping)) { | |
3d16af86 BL |
2709 | dev_kfree_skb(skb); |
2710 | return -EIO; | |
2711 | } | |
b6016b76 MC |
2712 | |
2713 | rx_buf->skb = skb; | |
a33fa66b | 2714 | rx_buf->desc = (struct l2_fhdr *) skb->data; |
1a4ccc2d | 2715 | dma_unmap_addr_set(rx_buf, mapping, mapping); |
b6016b76 MC |
2716 | |
2717 | rxbd->rx_bd_haddr_hi = (u64) mapping >> 32; | |
2718 | rxbd->rx_bd_haddr_lo = (u64) mapping & 0xffffffff; | |
2719 | ||
bb4f98ab | 2720 | rxr->rx_prod_bseq += bp->rx_buf_use_size; |
b6016b76 MC |
2721 | |
2722 | return 0; | |
2723 | } | |
2724 | ||
da3e4fbe | 2725 | static int |
35efa7c1 | 2726 | bnx2_phy_event_is_set(struct bnx2 *bp, struct bnx2_napi *bnapi, u32 event) |
b6016b76 | 2727 | { |
43e80b89 | 2728 | struct status_block *sblk = bnapi->status_blk.msi; |
b6016b76 | 2729 | u32 new_link_state, old_link_state; |
da3e4fbe | 2730 | int is_set = 1; |
b6016b76 | 2731 | |
da3e4fbe MC |
2732 | new_link_state = sblk->status_attn_bits & event; |
2733 | old_link_state = sblk->status_attn_bits_ack & event; | |
b6016b76 | 2734 | if (new_link_state != old_link_state) { |
da3e4fbe MC |
2735 | if (new_link_state) |
2736 | REG_WR(bp, BNX2_PCICFG_STATUS_BIT_SET_CMD, event); | |
2737 | else | |
2738 | REG_WR(bp, BNX2_PCICFG_STATUS_BIT_CLEAR_CMD, event); | |
2739 | } else | |
2740 | is_set = 0; | |
2741 | ||
2742 | return is_set; | |
2743 | } | |
2744 | ||
2745 | static void | |
35efa7c1 | 2746 | bnx2_phy_int(struct bnx2 *bp, struct bnx2_napi *bnapi) |
da3e4fbe | 2747 | { |
74ecc62d MC |
2748 | spin_lock(&bp->phy_lock); |
2749 | ||
2750 | if (bnx2_phy_event_is_set(bp, bnapi, STATUS_ATTN_BITS_LINK_STATE)) | |
b6016b76 | 2751 | bnx2_set_link(bp); |
35efa7c1 | 2752 | if (bnx2_phy_event_is_set(bp, bnapi, STATUS_ATTN_BITS_TIMER_ABORT)) |
0d8a6571 MC |
2753 | bnx2_set_remote_link(bp); |
2754 | ||
74ecc62d MC |
2755 | spin_unlock(&bp->phy_lock); |
2756 | ||
b6016b76 MC |
2757 | } |
2758 | ||
ead7270b | 2759 | static inline u16 |
35efa7c1 | 2760 | bnx2_get_hw_tx_cons(struct bnx2_napi *bnapi) |
ead7270b MC |
2761 | { |
2762 | u16 cons; | |
2763 | ||
43e80b89 MC |
2764 | /* Tell compiler that status block fields can change. */ |
2765 | barrier(); | |
2766 | cons = *bnapi->hw_tx_cons_ptr; | |
581daf7e | 2767 | barrier(); |
ead7270b MC |
2768 | if (unlikely((cons & MAX_TX_DESC_CNT) == MAX_TX_DESC_CNT)) |
2769 | cons++; | |
2770 | return cons; | |
2771 | } | |
2772 | ||
57851d84 MC |
2773 | static int |
2774 | bnx2_tx_int(struct bnx2 *bp, struct bnx2_napi *bnapi, int budget) | |
b6016b76 | 2775 | { |
35e9010b | 2776 | struct bnx2_tx_ring_info *txr = &bnapi->tx_ring; |
b6016b76 | 2777 | u16 hw_cons, sw_cons, sw_ring_cons; |
706bf240 BL |
2778 | int tx_pkt = 0, index; |
2779 | struct netdev_queue *txq; | |
2780 | ||
2781 | index = (bnapi - bp->bnx2_napi); | |
2782 | txq = netdev_get_tx_queue(bp->dev, index); | |
b6016b76 | 2783 | |
35efa7c1 | 2784 | hw_cons = bnx2_get_hw_tx_cons(bnapi); |
35e9010b | 2785 | sw_cons = txr->tx_cons; |
b6016b76 MC |
2786 | |
2787 | while (sw_cons != hw_cons) { | |
3d16af86 | 2788 | struct sw_tx_bd *tx_buf; |
b6016b76 MC |
2789 | struct sk_buff *skb; |
2790 | int i, last; | |
2791 | ||
2792 | sw_ring_cons = TX_RING_IDX(sw_cons); | |
2793 | ||
35e9010b | 2794 | tx_buf = &txr->tx_buf_ring[sw_ring_cons]; |
b6016b76 | 2795 | skb = tx_buf->skb; |
1d39ed56 | 2796 | |
d62fda08 ED |
2797 | /* prefetch skb_end_pointer() to speedup skb_shinfo(skb) */ |
2798 | prefetch(&skb->end); | |
2799 | ||
b6016b76 | 2800 | /* partial BD completions possible with TSO packets */ |
d62fda08 | 2801 | if (tx_buf->is_gso) { |
b6016b76 MC |
2802 | u16 last_idx, last_ring_idx; |
2803 | ||
d62fda08 ED |
2804 | last_idx = sw_cons + tx_buf->nr_frags + 1; |
2805 | last_ring_idx = sw_ring_cons + tx_buf->nr_frags + 1; | |
b6016b76 MC |
2806 | if (unlikely(last_ring_idx >= MAX_TX_DESC_CNT)) { |
2807 | last_idx++; | |
2808 | } | |
2809 | if (((s16) ((s16) last_idx - (s16) hw_cons)) > 0) { | |
2810 | break; | |
2811 | } | |
2812 | } | |
1d39ed56 | 2813 | |
36227e88 | 2814 | dma_unmap_single(&bp->pdev->dev, dma_unmap_addr(tx_buf, mapping), |
e95524a7 | 2815 | skb_headlen(skb), PCI_DMA_TODEVICE); |
b6016b76 MC |
2816 | |
2817 | tx_buf->skb = NULL; | |
d62fda08 | 2818 | last = tx_buf->nr_frags; |
b6016b76 MC |
2819 | |
2820 | for (i = 0; i < last; i++) { | |
2821 | sw_cons = NEXT_TX_BD(sw_cons); | |
e95524a7 | 2822 | |
36227e88 | 2823 | dma_unmap_page(&bp->pdev->dev, |
1a4ccc2d | 2824 | dma_unmap_addr( |
e95524a7 AD |
2825 | &txr->tx_buf_ring[TX_RING_IDX(sw_cons)], |
2826 | mapping), | |
2827 | skb_shinfo(skb)->frags[i].size, | |
2828 | PCI_DMA_TODEVICE); | |
b6016b76 MC |
2829 | } |
2830 | ||
2831 | sw_cons = NEXT_TX_BD(sw_cons); | |
2832 | ||
745720e5 | 2833 | dev_kfree_skb(skb); |
57851d84 MC |
2834 | tx_pkt++; |
2835 | if (tx_pkt == budget) | |
2836 | break; | |
b6016b76 | 2837 | |
d62fda08 ED |
2838 | if (hw_cons == sw_cons) |
2839 | hw_cons = bnx2_get_hw_tx_cons(bnapi); | |
b6016b76 MC |
2840 | } |
2841 | ||
35e9010b MC |
2842 | txr->hw_tx_cons = hw_cons; |
2843 | txr->tx_cons = sw_cons; | |
706bf240 | 2844 | |
2f8af120 | 2845 | /* Need to make the tx_cons update visible to bnx2_start_xmit() |
706bf240 | 2846 | * before checking for netif_tx_queue_stopped(). Without the |
2f8af120 MC |
2847 | * memory barrier, there is a small possibility that bnx2_start_xmit() |
2848 | * will miss it and cause the queue to be stopped forever. | |
2849 | */ | |
2850 | smp_mb(); | |
b6016b76 | 2851 | |
706bf240 | 2852 | if (unlikely(netif_tx_queue_stopped(txq)) && |
35e9010b | 2853 | (bnx2_tx_avail(bp, txr) > bp->tx_wake_thresh)) { |
706bf240 BL |
2854 | __netif_tx_lock(txq, smp_processor_id()); |
2855 | if ((netif_tx_queue_stopped(txq)) && | |
35e9010b | 2856 | (bnx2_tx_avail(bp, txr) > bp->tx_wake_thresh)) |
706bf240 BL |
2857 | netif_tx_wake_queue(txq); |
2858 | __netif_tx_unlock(txq); | |
b6016b76 | 2859 | } |
706bf240 | 2860 | |
57851d84 | 2861 | return tx_pkt; |
b6016b76 MC |
2862 | } |
2863 | ||
1db82f2a | 2864 | static void |
bb4f98ab | 2865 | bnx2_reuse_rx_skb_pages(struct bnx2 *bp, struct bnx2_rx_ring_info *rxr, |
a1f60190 | 2866 | struct sk_buff *skb, int count) |
1db82f2a MC |
2867 | { |
2868 | struct sw_pg *cons_rx_pg, *prod_rx_pg; | |
2869 | struct rx_bd *cons_bd, *prod_bd; | |
1db82f2a | 2870 | int i; |
3d16af86 | 2871 | u16 hw_prod, prod; |
bb4f98ab | 2872 | u16 cons = rxr->rx_pg_cons; |
1db82f2a | 2873 | |
3d16af86 BL |
2874 | cons_rx_pg = &rxr->rx_pg_ring[cons]; |
2875 | ||
2876 | /* The caller was unable to allocate a new page to replace the | |
2877 | * last one in the frags array, so we need to recycle that page | |
2878 | * and then free the skb. | |
2879 | */ | |
2880 | if (skb) { | |
2881 | struct page *page; | |
2882 | struct skb_shared_info *shinfo; | |
2883 | ||
2884 | shinfo = skb_shinfo(skb); | |
2885 | shinfo->nr_frags--; | |
2886 | page = shinfo->frags[shinfo->nr_frags].page; | |
2887 | shinfo->frags[shinfo->nr_frags].page = NULL; | |
2888 | ||
2889 | cons_rx_pg->page = page; | |
2890 | dev_kfree_skb(skb); | |
2891 | } | |
2892 | ||
2893 | hw_prod = rxr->rx_pg_prod; | |
2894 | ||
1db82f2a MC |
2895 | for (i = 0; i < count; i++) { |
2896 | prod = RX_PG_RING_IDX(hw_prod); | |
2897 | ||
bb4f98ab MC |
2898 | prod_rx_pg = &rxr->rx_pg_ring[prod]; |
2899 | cons_rx_pg = &rxr->rx_pg_ring[cons]; | |
2900 | cons_bd = &rxr->rx_pg_desc_ring[RX_RING(cons)][RX_IDX(cons)]; | |
2901 | prod_bd = &rxr->rx_pg_desc_ring[RX_RING(prod)][RX_IDX(prod)]; | |
1db82f2a | 2902 | |
1db82f2a MC |
2903 | if (prod != cons) { |
2904 | prod_rx_pg->page = cons_rx_pg->page; | |
2905 | cons_rx_pg->page = NULL; | |
1a4ccc2d FT |
2906 | dma_unmap_addr_set(prod_rx_pg, mapping, |
2907 | dma_unmap_addr(cons_rx_pg, mapping)); | |
1db82f2a MC |
2908 | |
2909 | prod_bd->rx_bd_haddr_hi = cons_bd->rx_bd_haddr_hi; | |
2910 | prod_bd->rx_bd_haddr_lo = cons_bd->rx_bd_haddr_lo; | |
2911 | ||
2912 | } | |
2913 | cons = RX_PG_RING_IDX(NEXT_RX_BD(cons)); | |
2914 | hw_prod = NEXT_RX_BD(hw_prod); | |
2915 | } | |
bb4f98ab MC |
2916 | rxr->rx_pg_prod = hw_prod; |
2917 | rxr->rx_pg_cons = cons; | |
1db82f2a MC |
2918 | } |
2919 | ||
b6016b76 | 2920 | static inline void |
bb4f98ab MC |
2921 | bnx2_reuse_rx_skb(struct bnx2 *bp, struct bnx2_rx_ring_info *rxr, |
2922 | struct sk_buff *skb, u16 cons, u16 prod) | |
b6016b76 | 2923 | { |
236b6394 MC |
2924 | struct sw_bd *cons_rx_buf, *prod_rx_buf; |
2925 | struct rx_bd *cons_bd, *prod_bd; | |
2926 | ||
bb4f98ab MC |
2927 | cons_rx_buf = &rxr->rx_buf_ring[cons]; |
2928 | prod_rx_buf = &rxr->rx_buf_ring[prod]; | |
b6016b76 | 2929 | |
36227e88 | 2930 | dma_sync_single_for_device(&bp->pdev->dev, |
1a4ccc2d | 2931 | dma_unmap_addr(cons_rx_buf, mapping), |
601d3d18 | 2932 | BNX2_RX_OFFSET + BNX2_RX_COPY_THRESH, PCI_DMA_FROMDEVICE); |
b6016b76 | 2933 | |
bb4f98ab | 2934 | rxr->rx_prod_bseq += bp->rx_buf_use_size; |
b6016b76 | 2935 | |
236b6394 | 2936 | prod_rx_buf->skb = skb; |
a33fa66b | 2937 | prod_rx_buf->desc = (struct l2_fhdr *) skb->data; |
b6016b76 | 2938 | |
236b6394 MC |
2939 | if (cons == prod) |
2940 | return; | |
b6016b76 | 2941 | |
1a4ccc2d FT |
2942 | dma_unmap_addr_set(prod_rx_buf, mapping, |
2943 | dma_unmap_addr(cons_rx_buf, mapping)); | |
236b6394 | 2944 | |
bb4f98ab MC |
2945 | cons_bd = &rxr->rx_desc_ring[RX_RING(cons)][RX_IDX(cons)]; |
2946 | prod_bd = &rxr->rx_desc_ring[RX_RING(prod)][RX_IDX(prod)]; | |
236b6394 MC |
2947 | prod_bd->rx_bd_haddr_hi = cons_bd->rx_bd_haddr_hi; |
2948 | prod_bd->rx_bd_haddr_lo = cons_bd->rx_bd_haddr_lo; | |
b6016b76 MC |
2949 | } |
2950 | ||
85833c62 | 2951 | static int |
bb4f98ab | 2952 | bnx2_rx_skb(struct bnx2 *bp, struct bnx2_rx_ring_info *rxr, struct sk_buff *skb, |
a1f60190 MC |
2953 | unsigned int len, unsigned int hdr_len, dma_addr_t dma_addr, |
2954 | u32 ring_idx) | |
85833c62 MC |
2955 | { |
2956 | int err; | |
2957 | u16 prod = ring_idx & 0xffff; | |
2958 | ||
a2df00aa | 2959 | err = bnx2_alloc_rx_skb(bp, rxr, prod, GFP_ATOMIC); |
85833c62 | 2960 | if (unlikely(err)) { |
bb4f98ab | 2961 | bnx2_reuse_rx_skb(bp, rxr, skb, (u16) (ring_idx >> 16), prod); |
1db82f2a MC |
2962 | if (hdr_len) { |
2963 | unsigned int raw_len = len + 4; | |
2964 | int pages = PAGE_ALIGN(raw_len - hdr_len) >> PAGE_SHIFT; | |
2965 | ||
bb4f98ab | 2966 | bnx2_reuse_rx_skb_pages(bp, rxr, NULL, pages); |
1db82f2a | 2967 | } |
85833c62 MC |
2968 | return err; |
2969 | } | |
2970 | ||
d89cb6af | 2971 | skb_reserve(skb, BNX2_RX_OFFSET); |
36227e88 | 2972 | dma_unmap_single(&bp->pdev->dev, dma_addr, bp->rx_buf_use_size, |
85833c62 MC |
2973 | PCI_DMA_FROMDEVICE); |
2974 | ||
1db82f2a MC |
2975 | if (hdr_len == 0) { |
2976 | skb_put(skb, len); | |
2977 | return 0; | |
2978 | } else { | |
2979 | unsigned int i, frag_len, frag_size, pages; | |
2980 | struct sw_pg *rx_pg; | |
bb4f98ab MC |
2981 | u16 pg_cons = rxr->rx_pg_cons; |
2982 | u16 pg_prod = rxr->rx_pg_prod; | |
1db82f2a MC |
2983 | |
2984 | frag_size = len + 4 - hdr_len; | |
2985 | pages = PAGE_ALIGN(frag_size) >> PAGE_SHIFT; | |
2986 | skb_put(skb, hdr_len); | |
2987 | ||
2988 | for (i = 0; i < pages; i++) { | |
3d16af86 BL |
2989 | dma_addr_t mapping_old; |
2990 | ||
1db82f2a MC |
2991 | frag_len = min(frag_size, (unsigned int) PAGE_SIZE); |
2992 | if (unlikely(frag_len <= 4)) { | |
2993 | unsigned int tail = 4 - frag_len; | |
2994 | ||
bb4f98ab MC |
2995 | rxr->rx_pg_cons = pg_cons; |
2996 | rxr->rx_pg_prod = pg_prod; | |
2997 | bnx2_reuse_rx_skb_pages(bp, rxr, NULL, | |
a1f60190 | 2998 | pages - i); |
1db82f2a MC |
2999 | skb->len -= tail; |
3000 | if (i == 0) { | |
3001 | skb->tail -= tail; | |
3002 | } else { | |
3003 | skb_frag_t *frag = | |
3004 | &skb_shinfo(skb)->frags[i - 1]; | |
3005 | frag->size -= tail; | |
3006 | skb->data_len -= tail; | |
3007 | skb->truesize -= tail; | |
3008 | } | |
3009 | return 0; | |
3010 | } | |
bb4f98ab | 3011 | rx_pg = &rxr->rx_pg_ring[pg_cons]; |
1db82f2a | 3012 | |
3d16af86 BL |
3013 | /* Don't unmap yet. If we're unable to allocate a new |
3014 | * page, we need to recycle the page and the DMA addr. | |
3015 | */ | |
1a4ccc2d | 3016 | mapping_old = dma_unmap_addr(rx_pg, mapping); |
1db82f2a MC |
3017 | if (i == pages - 1) |
3018 | frag_len -= 4; | |
3019 | ||
3020 | skb_fill_page_desc(skb, i, rx_pg->page, 0, frag_len); | |
3021 | rx_pg->page = NULL; | |
3022 | ||
bb4f98ab | 3023 | err = bnx2_alloc_rx_page(bp, rxr, |
a2df00aa SG |
3024 | RX_PG_RING_IDX(pg_prod), |
3025 | GFP_ATOMIC); | |
1db82f2a | 3026 | if (unlikely(err)) { |
bb4f98ab MC |
3027 | rxr->rx_pg_cons = pg_cons; |
3028 | rxr->rx_pg_prod = pg_prod; | |
3029 | bnx2_reuse_rx_skb_pages(bp, rxr, skb, | |
a1f60190 | 3030 | pages - i); |
1db82f2a MC |
3031 | return err; |
3032 | } | |
3033 | ||
36227e88 | 3034 | dma_unmap_page(&bp->pdev->dev, mapping_old, |
3d16af86 BL |
3035 | PAGE_SIZE, PCI_DMA_FROMDEVICE); |
3036 | ||
1db82f2a MC |
3037 | frag_size -= frag_len; |
3038 | skb->data_len += frag_len; | |
3039 | skb->truesize += frag_len; | |
3040 | skb->len += frag_len; | |
3041 | ||
3042 | pg_prod = NEXT_RX_BD(pg_prod); | |
3043 | pg_cons = RX_PG_RING_IDX(NEXT_RX_BD(pg_cons)); | |
3044 | } | |
bb4f98ab MC |
3045 | rxr->rx_pg_prod = pg_prod; |
3046 | rxr->rx_pg_cons = pg_cons; | |
1db82f2a | 3047 | } |
85833c62 MC |
3048 | return 0; |
3049 | } | |
3050 | ||
c09c2627 | 3051 | static inline u16 |
35efa7c1 | 3052 | bnx2_get_hw_rx_cons(struct bnx2_napi *bnapi) |
c09c2627 | 3053 | { |
bb4f98ab MC |
3054 | u16 cons; |
3055 | ||
43e80b89 MC |
3056 | /* Tell compiler that status block fields can change. */ |
3057 | barrier(); | |
3058 | cons = *bnapi->hw_rx_cons_ptr; | |
581daf7e | 3059 | barrier(); |
c09c2627 MC |
3060 | if (unlikely((cons & MAX_RX_DESC_CNT) == MAX_RX_DESC_CNT)) |
3061 | cons++; | |
3062 | return cons; | |
3063 | } | |
3064 | ||
b6016b76 | 3065 | static int |
35efa7c1 | 3066 | bnx2_rx_int(struct bnx2 *bp, struct bnx2_napi *bnapi, int budget) |
b6016b76 | 3067 | { |
bb4f98ab | 3068 | struct bnx2_rx_ring_info *rxr = &bnapi->rx_ring; |
b6016b76 MC |
3069 | u16 hw_cons, sw_cons, sw_ring_cons, sw_prod, sw_ring_prod; |
3070 | struct l2_fhdr *rx_hdr; | |
1db82f2a | 3071 | int rx_pkt = 0, pg_ring_used = 0; |
b6016b76 | 3072 | |
35efa7c1 | 3073 | hw_cons = bnx2_get_hw_rx_cons(bnapi); |
bb4f98ab MC |
3074 | sw_cons = rxr->rx_cons; |
3075 | sw_prod = rxr->rx_prod; | |
b6016b76 MC |
3076 | |
3077 | /* Memory barrier necessary as speculative reads of the rx | |
3078 | * buffer can be ahead of the index in the status block | |
3079 | */ | |
3080 | rmb(); | |
3081 | while (sw_cons != hw_cons) { | |
1db82f2a | 3082 | unsigned int len, hdr_len; |
ade2bfe7 | 3083 | u32 status; |
a33fa66b | 3084 | struct sw_bd *rx_buf, *next_rx_buf; |
b6016b76 | 3085 | struct sk_buff *skb; |
236b6394 | 3086 | dma_addr_t dma_addr; |
b6016b76 MC |
3087 | |
3088 | sw_ring_cons = RX_RING_IDX(sw_cons); | |
3089 | sw_ring_prod = RX_RING_IDX(sw_prod); | |
3090 | ||
bb4f98ab | 3091 | rx_buf = &rxr->rx_buf_ring[sw_ring_cons]; |
b6016b76 | 3092 | skb = rx_buf->skb; |
a33fa66b | 3093 | prefetchw(skb); |
236b6394 | 3094 | |
aabef8b2 FT |
3095 | next_rx_buf = |
3096 | &rxr->rx_buf_ring[RX_RING_IDX(NEXT_RX_BD(sw_cons))]; | |
3097 | prefetch(next_rx_buf->desc); | |
3098 | ||
236b6394 MC |
3099 | rx_buf->skb = NULL; |
3100 | ||
1a4ccc2d | 3101 | dma_addr = dma_unmap_addr(rx_buf, mapping); |
236b6394 | 3102 | |
36227e88 | 3103 | dma_sync_single_for_cpu(&bp->pdev->dev, dma_addr, |
601d3d18 BL |
3104 | BNX2_RX_OFFSET + BNX2_RX_COPY_THRESH, |
3105 | PCI_DMA_FROMDEVICE); | |
b6016b76 | 3106 | |
a33fa66b | 3107 | rx_hdr = rx_buf->desc; |
1db82f2a | 3108 | len = rx_hdr->l2_fhdr_pkt_len; |
990ec380 | 3109 | status = rx_hdr->l2_fhdr_status; |
b6016b76 | 3110 | |
1db82f2a MC |
3111 | hdr_len = 0; |
3112 | if (status & L2_FHDR_STATUS_SPLIT) { | |
3113 | hdr_len = rx_hdr->l2_fhdr_ip_xsum; | |
3114 | pg_ring_used = 1; | |
3115 | } else if (len > bp->rx_jumbo_thresh) { | |
3116 | hdr_len = bp->rx_jumbo_thresh; | |
3117 | pg_ring_used = 1; | |
3118 | } | |
3119 | ||
990ec380 MC |
3120 | if (unlikely(status & (L2_FHDR_ERRORS_BAD_CRC | |
3121 | L2_FHDR_ERRORS_PHY_DECODE | | |
3122 | L2_FHDR_ERRORS_ALIGNMENT | | |
3123 | L2_FHDR_ERRORS_TOO_SHORT | | |
3124 | L2_FHDR_ERRORS_GIANT_FRAME))) { | |
3125 | ||
3126 | bnx2_reuse_rx_skb(bp, rxr, skb, sw_ring_cons, | |
3127 | sw_ring_prod); | |
3128 | if (pg_ring_used) { | |
3129 | int pages; | |
3130 | ||
3131 | pages = PAGE_ALIGN(len - hdr_len) >> PAGE_SHIFT; | |
3132 | ||
3133 | bnx2_reuse_rx_skb_pages(bp, rxr, NULL, pages); | |
3134 | } | |
3135 | goto next_rx; | |
3136 | } | |
3137 | ||
1db82f2a | 3138 | len -= 4; |
b6016b76 | 3139 | |
5d5d0015 | 3140 | if (len <= bp->rx_copy_thresh) { |
b6016b76 MC |
3141 | struct sk_buff *new_skb; |
3142 | ||
f22828e8 | 3143 | new_skb = netdev_alloc_skb(bp->dev, len + 6); |
85833c62 | 3144 | if (new_skb == NULL) { |
bb4f98ab | 3145 | bnx2_reuse_rx_skb(bp, rxr, skb, sw_ring_cons, |
85833c62 MC |
3146 | sw_ring_prod); |
3147 | goto next_rx; | |
3148 | } | |
b6016b76 MC |
3149 | |
3150 | /* aligned copy */ | |
d89cb6af | 3151 | skb_copy_from_linear_data_offset(skb, |
f22828e8 MC |
3152 | BNX2_RX_OFFSET - 6, |
3153 | new_skb->data, len + 6); | |
3154 | skb_reserve(new_skb, 6); | |
b6016b76 | 3155 | skb_put(new_skb, len); |
b6016b76 | 3156 | |
bb4f98ab | 3157 | bnx2_reuse_rx_skb(bp, rxr, skb, |
b6016b76 MC |
3158 | sw_ring_cons, sw_ring_prod); |
3159 | ||
3160 | skb = new_skb; | |
bb4f98ab | 3161 | } else if (unlikely(bnx2_rx_skb(bp, rxr, skb, len, hdr_len, |
a1f60190 | 3162 | dma_addr, (sw_ring_cons << 16) | sw_ring_prod))) |
b6016b76 | 3163 | goto next_rx; |
b6016b76 | 3164 | |
f22828e8 | 3165 | if ((status & L2_FHDR_STATUS_L2_VLAN_TAG) && |
7d0fd211 JG |
3166 | !(bp->rx_mode & BNX2_EMAC_RX_MODE_KEEP_VLAN_TAG)) |
3167 | __vlan_hwaccel_put_tag(skb, rx_hdr->l2_fhdr_vlan_tag); | |
f22828e8 | 3168 | |
b6016b76 MC |
3169 | skb->protocol = eth_type_trans(skb, bp->dev); |
3170 | ||
3171 | if ((len > (bp->dev->mtu + ETH_HLEN)) && | |
d1e100ba | 3172 | (ntohs(skb->protocol) != 0x8100)) { |
b6016b76 | 3173 | |
745720e5 | 3174 | dev_kfree_skb(skb); |
b6016b76 MC |
3175 | goto next_rx; |
3176 | ||
3177 | } | |
3178 | ||
bc8acf2c | 3179 | skb_checksum_none_assert(skb); |
8d7dfc2b | 3180 | if ((bp->dev->features & NETIF_F_RXCSUM) && |
b6016b76 MC |
3181 | (status & (L2_FHDR_STATUS_TCP_SEGMENT | |
3182 | L2_FHDR_STATUS_UDP_DATAGRAM))) { | |
3183 | ||
ade2bfe7 MC |
3184 | if (likely((status & (L2_FHDR_ERRORS_TCP_XSUM | |
3185 | L2_FHDR_ERRORS_UDP_XSUM)) == 0)) | |
b6016b76 MC |
3186 | skb->ip_summed = CHECKSUM_UNNECESSARY; |
3187 | } | |
fdc8541d MC |
3188 | if ((bp->dev->features & NETIF_F_RXHASH) && |
3189 | ((status & L2_FHDR_STATUS_USE_RXHASH) == | |
3190 | L2_FHDR_STATUS_USE_RXHASH)) | |
3191 | skb->rxhash = rx_hdr->l2_fhdr_hash; | |
b6016b76 | 3192 | |
0c8dfc83 | 3193 | skb_record_rx_queue(skb, bnapi - &bp->bnx2_napi[0]); |
7d0fd211 | 3194 | napi_gro_receive(&bnapi->napi, skb); |
b6016b76 MC |
3195 | rx_pkt++; |
3196 | ||
3197 | next_rx: | |
b6016b76 MC |
3198 | sw_cons = NEXT_RX_BD(sw_cons); |
3199 | sw_prod = NEXT_RX_BD(sw_prod); | |
3200 | ||
3201 | if ((rx_pkt == budget)) | |
3202 | break; | |
f4e418f7 MC |
3203 | |
3204 | /* Refresh hw_cons to see if there is new work */ | |
3205 | if (sw_cons == hw_cons) { | |
35efa7c1 | 3206 | hw_cons = bnx2_get_hw_rx_cons(bnapi); |
f4e418f7 MC |
3207 | rmb(); |
3208 | } | |
b6016b76 | 3209 | } |
bb4f98ab MC |
3210 | rxr->rx_cons = sw_cons; |
3211 | rxr->rx_prod = sw_prod; | |
b6016b76 | 3212 | |
1db82f2a | 3213 | if (pg_ring_used) |
bb4f98ab | 3214 | REG_WR16(bp, rxr->rx_pg_bidx_addr, rxr->rx_pg_prod); |
1db82f2a | 3215 | |
bb4f98ab | 3216 | REG_WR16(bp, rxr->rx_bidx_addr, sw_prod); |
b6016b76 | 3217 | |
bb4f98ab | 3218 | REG_WR(bp, rxr->rx_bseq_addr, rxr->rx_prod_bseq); |
b6016b76 MC |
3219 | |
3220 | mmiowb(); | |
3221 | ||
3222 | return rx_pkt; | |
3223 | ||
3224 | } | |
3225 | ||
3226 | /* MSI ISR - The only difference between this and the INTx ISR | |
3227 | * is that the MSI interrupt is always serviced. | |
3228 | */ | |
3229 | static irqreturn_t | |
7d12e780 | 3230 | bnx2_msi(int irq, void *dev_instance) |
b6016b76 | 3231 | { |
f0ea2e63 MC |
3232 | struct bnx2_napi *bnapi = dev_instance; |
3233 | struct bnx2 *bp = bnapi->bp; | |
b6016b76 | 3234 | |
43e80b89 | 3235 | prefetch(bnapi->status_blk.msi); |
b6016b76 MC |
3236 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, |
3237 | BNX2_PCICFG_INT_ACK_CMD_USE_INT_HC_PARAM | | |
3238 | BNX2_PCICFG_INT_ACK_CMD_MASK_INT); | |
3239 | ||
3240 | /* Return here if interrupt is disabled. */ | |
73eef4cd MC |
3241 | if (unlikely(atomic_read(&bp->intr_sem) != 0)) |
3242 | return IRQ_HANDLED; | |
b6016b76 | 3243 | |
288379f0 | 3244 | napi_schedule(&bnapi->napi); |
b6016b76 | 3245 | |
73eef4cd | 3246 | return IRQ_HANDLED; |
b6016b76 MC |
3247 | } |
3248 | ||
8e6a72c4 MC |
3249 | static irqreturn_t |
3250 | bnx2_msi_1shot(int irq, void *dev_instance) | |
3251 | { | |
f0ea2e63 MC |
3252 | struct bnx2_napi *bnapi = dev_instance; |
3253 | struct bnx2 *bp = bnapi->bp; | |
8e6a72c4 | 3254 | |
43e80b89 | 3255 | prefetch(bnapi->status_blk.msi); |
8e6a72c4 MC |
3256 | |
3257 | /* Return here if interrupt is disabled. */ | |
3258 | if (unlikely(atomic_read(&bp->intr_sem) != 0)) | |
3259 | return IRQ_HANDLED; | |
3260 | ||
288379f0 | 3261 | napi_schedule(&bnapi->napi); |
8e6a72c4 MC |
3262 | |
3263 | return IRQ_HANDLED; | |
3264 | } | |
3265 | ||
b6016b76 | 3266 | static irqreturn_t |
7d12e780 | 3267 | bnx2_interrupt(int irq, void *dev_instance) |
b6016b76 | 3268 | { |
f0ea2e63 MC |
3269 | struct bnx2_napi *bnapi = dev_instance; |
3270 | struct bnx2 *bp = bnapi->bp; | |
43e80b89 | 3271 | struct status_block *sblk = bnapi->status_blk.msi; |
b6016b76 MC |
3272 | |
3273 | /* When using INTx, it is possible for the interrupt to arrive | |
3274 | * at the CPU before the status block posted prior to the | |
3275 | * interrupt. Reading a register will flush the status block. | |
3276 | * When using MSI, the MSI message will always complete after | |
3277 | * the status block write. | |
3278 | */ | |
35efa7c1 | 3279 | if ((sblk->status_idx == bnapi->last_status_idx) && |
b6016b76 MC |
3280 | (REG_RD(bp, BNX2_PCICFG_MISC_STATUS) & |
3281 | BNX2_PCICFG_MISC_STATUS_INTA_VALUE)) | |
73eef4cd | 3282 | return IRQ_NONE; |
b6016b76 MC |
3283 | |
3284 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, | |
3285 | BNX2_PCICFG_INT_ACK_CMD_USE_INT_HC_PARAM | | |
3286 | BNX2_PCICFG_INT_ACK_CMD_MASK_INT); | |
3287 | ||
b8a7ce7b MC |
3288 | /* Read back to deassert IRQ immediately to avoid too many |
3289 | * spurious interrupts. | |
3290 | */ | |
3291 | REG_RD(bp, BNX2_PCICFG_INT_ACK_CMD); | |
3292 | ||
b6016b76 | 3293 | /* Return here if interrupt is shared and is disabled. */ |
73eef4cd MC |
3294 | if (unlikely(atomic_read(&bp->intr_sem) != 0)) |
3295 | return IRQ_HANDLED; | |
b6016b76 | 3296 | |
288379f0 | 3297 | if (napi_schedule_prep(&bnapi->napi)) { |
35efa7c1 | 3298 | bnapi->last_status_idx = sblk->status_idx; |
288379f0 | 3299 | __napi_schedule(&bnapi->napi); |
b8a7ce7b | 3300 | } |
b6016b76 | 3301 | |
73eef4cd | 3302 | return IRQ_HANDLED; |
b6016b76 MC |
3303 | } |
3304 | ||
f4e418f7 | 3305 | static inline int |
43e80b89 | 3306 | bnx2_has_fast_work(struct bnx2_napi *bnapi) |
f4e418f7 | 3307 | { |
35e9010b | 3308 | struct bnx2_tx_ring_info *txr = &bnapi->tx_ring; |
bb4f98ab | 3309 | struct bnx2_rx_ring_info *rxr = &bnapi->rx_ring; |
f4e418f7 | 3310 | |
bb4f98ab | 3311 | if ((bnx2_get_hw_rx_cons(bnapi) != rxr->rx_cons) || |
35e9010b | 3312 | (bnx2_get_hw_tx_cons(bnapi) != txr->hw_tx_cons)) |
f4e418f7 | 3313 | return 1; |
43e80b89 MC |
3314 | return 0; |
3315 | } | |
3316 | ||
3317 | #define STATUS_ATTN_EVENTS (STATUS_ATTN_BITS_LINK_STATE | \ | |
3318 | STATUS_ATTN_BITS_TIMER_ABORT) | |
3319 | ||
3320 | static inline int | |
3321 | bnx2_has_work(struct bnx2_napi *bnapi) | |
3322 | { | |
3323 | struct status_block *sblk = bnapi->status_blk.msi; | |
3324 | ||
3325 | if (bnx2_has_fast_work(bnapi)) | |
3326 | return 1; | |
f4e418f7 | 3327 | |
4edd473f MC |
3328 | #ifdef BCM_CNIC |
3329 | if (bnapi->cnic_present && (bnapi->cnic_tag != sblk->status_idx)) | |
3330 | return 1; | |
3331 | #endif | |
3332 | ||
da3e4fbe MC |
3333 | if ((sblk->status_attn_bits & STATUS_ATTN_EVENTS) != |
3334 | (sblk->status_attn_bits_ack & STATUS_ATTN_EVENTS)) | |
f4e418f7 MC |
3335 | return 1; |
3336 | ||
3337 | return 0; | |
3338 | } | |
3339 | ||
efba0180 MC |
3340 | static void |
3341 | bnx2_chk_missed_msi(struct bnx2 *bp) | |
3342 | { | |
3343 | struct bnx2_napi *bnapi = &bp->bnx2_napi[0]; | |
3344 | u32 msi_ctrl; | |
3345 | ||
3346 | if (bnx2_has_work(bnapi)) { | |
3347 | msi_ctrl = REG_RD(bp, BNX2_PCICFG_MSI_CONTROL); | |
3348 | if (!(msi_ctrl & BNX2_PCICFG_MSI_CONTROL_ENABLE)) | |
3349 | return; | |
3350 | ||
3351 | if (bnapi->last_status_idx == bp->idle_chk_status_idx) { | |
3352 | REG_WR(bp, BNX2_PCICFG_MSI_CONTROL, msi_ctrl & | |
3353 | ~BNX2_PCICFG_MSI_CONTROL_ENABLE); | |
3354 | REG_WR(bp, BNX2_PCICFG_MSI_CONTROL, msi_ctrl); | |
3355 | bnx2_msi(bp->irq_tbl[0].vector, bnapi); | |
3356 | } | |
3357 | } | |
3358 | ||
3359 | bp->idle_chk_status_idx = bnapi->last_status_idx; | |
3360 | } | |
3361 | ||
4edd473f MC |
3362 | #ifdef BCM_CNIC |
3363 | static void bnx2_poll_cnic(struct bnx2 *bp, struct bnx2_napi *bnapi) | |
3364 | { | |
3365 | struct cnic_ops *c_ops; | |
3366 | ||
3367 | if (!bnapi->cnic_present) | |
3368 | return; | |
3369 | ||
3370 | rcu_read_lock(); | |
3371 | c_ops = rcu_dereference(bp->cnic_ops); | |
3372 | if (c_ops) | |
3373 | bnapi->cnic_tag = c_ops->cnic_handler(bp->cnic_data, | |
3374 | bnapi->status_blk.msi); | |
3375 | rcu_read_unlock(); | |
3376 | } | |
3377 | #endif | |
3378 | ||
43e80b89 | 3379 | static void bnx2_poll_link(struct bnx2 *bp, struct bnx2_napi *bnapi) |
b6016b76 | 3380 | { |
43e80b89 | 3381 | struct status_block *sblk = bnapi->status_blk.msi; |
da3e4fbe MC |
3382 | u32 status_attn_bits = sblk->status_attn_bits; |
3383 | u32 status_attn_bits_ack = sblk->status_attn_bits_ack; | |
b6016b76 | 3384 | |
da3e4fbe MC |
3385 | if ((status_attn_bits & STATUS_ATTN_EVENTS) != |
3386 | (status_attn_bits_ack & STATUS_ATTN_EVENTS)) { | |
b6016b76 | 3387 | |
35efa7c1 | 3388 | bnx2_phy_int(bp, bnapi); |
bf5295bb MC |
3389 | |
3390 | /* This is needed to take care of transient status | |
3391 | * during link changes. | |
3392 | */ | |
3393 | REG_WR(bp, BNX2_HC_COMMAND, | |
3394 | bp->hc_cmd | BNX2_HC_COMMAND_COAL_NOW_WO_INT); | |
3395 | REG_RD(bp, BNX2_HC_COMMAND); | |
b6016b76 | 3396 | } |
43e80b89 MC |
3397 | } |
3398 | ||
3399 | static int bnx2_poll_work(struct bnx2 *bp, struct bnx2_napi *bnapi, | |
3400 | int work_done, int budget) | |
3401 | { | |
3402 | struct bnx2_tx_ring_info *txr = &bnapi->tx_ring; | |
3403 | struct bnx2_rx_ring_info *rxr = &bnapi->rx_ring; | |
b6016b76 | 3404 | |
35e9010b | 3405 | if (bnx2_get_hw_tx_cons(bnapi) != txr->hw_tx_cons) |
57851d84 | 3406 | bnx2_tx_int(bp, bnapi, 0); |
b6016b76 | 3407 | |
bb4f98ab | 3408 | if (bnx2_get_hw_rx_cons(bnapi) != rxr->rx_cons) |
35efa7c1 | 3409 | work_done += bnx2_rx_int(bp, bnapi, budget - work_done); |
6aa20a22 | 3410 | |
6f535763 DM |
3411 | return work_done; |
3412 | } | |
3413 | ||
f0ea2e63 MC |
3414 | static int bnx2_poll_msix(struct napi_struct *napi, int budget) |
3415 | { | |
3416 | struct bnx2_napi *bnapi = container_of(napi, struct bnx2_napi, napi); | |
3417 | struct bnx2 *bp = bnapi->bp; | |
3418 | int work_done = 0; | |
3419 | struct status_block_msix *sblk = bnapi->status_blk.msix; | |
3420 | ||
3421 | while (1) { | |
3422 | work_done = bnx2_poll_work(bp, bnapi, work_done, budget); | |
3423 | if (unlikely(work_done >= budget)) | |
3424 | break; | |
3425 | ||
3426 | bnapi->last_status_idx = sblk->status_idx; | |
3427 | /* status idx must be read before checking for more work. */ | |
3428 | rmb(); | |
3429 | if (likely(!bnx2_has_fast_work(bnapi))) { | |
3430 | ||
288379f0 | 3431 | napi_complete(napi); |
f0ea2e63 MC |
3432 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, bnapi->int_num | |
3433 | BNX2_PCICFG_INT_ACK_CMD_INDEX_VALID | | |
3434 | bnapi->last_status_idx); | |
3435 | break; | |
3436 | } | |
3437 | } | |
3438 | return work_done; | |
3439 | } | |
3440 | ||
6f535763 DM |
3441 | static int bnx2_poll(struct napi_struct *napi, int budget) |
3442 | { | |
35efa7c1 MC |
3443 | struct bnx2_napi *bnapi = container_of(napi, struct bnx2_napi, napi); |
3444 | struct bnx2 *bp = bnapi->bp; | |
6f535763 | 3445 | int work_done = 0; |
43e80b89 | 3446 | struct status_block *sblk = bnapi->status_blk.msi; |
6f535763 DM |
3447 | |
3448 | while (1) { | |
43e80b89 MC |
3449 | bnx2_poll_link(bp, bnapi); |
3450 | ||
35efa7c1 | 3451 | work_done = bnx2_poll_work(bp, bnapi, work_done, budget); |
f4e418f7 | 3452 | |
4edd473f MC |
3453 | #ifdef BCM_CNIC |
3454 | bnx2_poll_cnic(bp, bnapi); | |
3455 | #endif | |
3456 | ||
35efa7c1 | 3457 | /* bnapi->last_status_idx is used below to tell the hw how |
6dee6421 MC |
3458 | * much work has been processed, so we must read it before |
3459 | * checking for more work. | |
3460 | */ | |
35efa7c1 | 3461 | bnapi->last_status_idx = sblk->status_idx; |
efba0180 MC |
3462 | |
3463 | if (unlikely(work_done >= budget)) | |
3464 | break; | |
3465 | ||
6dee6421 | 3466 | rmb(); |
35efa7c1 | 3467 | if (likely(!bnx2_has_work(bnapi))) { |
288379f0 | 3468 | napi_complete(napi); |
f86e82fb | 3469 | if (likely(bp->flags & BNX2_FLAG_USING_MSI_OR_MSIX)) { |
6f535763 DM |
3470 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, |
3471 | BNX2_PCICFG_INT_ACK_CMD_INDEX_VALID | | |
35efa7c1 | 3472 | bnapi->last_status_idx); |
6dee6421 | 3473 | break; |
6f535763 | 3474 | } |
1269a8a6 MC |
3475 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, |
3476 | BNX2_PCICFG_INT_ACK_CMD_INDEX_VALID | | |
6f535763 | 3477 | BNX2_PCICFG_INT_ACK_CMD_MASK_INT | |
35efa7c1 | 3478 | bnapi->last_status_idx); |
1269a8a6 | 3479 | |
6f535763 DM |
3480 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, |
3481 | BNX2_PCICFG_INT_ACK_CMD_INDEX_VALID | | |
35efa7c1 | 3482 | bnapi->last_status_idx); |
6f535763 DM |
3483 | break; |
3484 | } | |
b6016b76 MC |
3485 | } |
3486 | ||
bea3348e | 3487 | return work_done; |
b6016b76 MC |
3488 | } |
3489 | ||
932ff279 | 3490 | /* Called with rtnl_lock from vlan functions and also netif_tx_lock |
b6016b76 MC |
3491 | * from set_multicast. |
3492 | */ | |
3493 | static void | |
3494 | bnx2_set_rx_mode(struct net_device *dev) | |
3495 | { | |
972ec0d4 | 3496 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 3497 | u32 rx_mode, sort_mode; |
ccffad25 | 3498 | struct netdev_hw_addr *ha; |
b6016b76 | 3499 | int i; |
b6016b76 | 3500 | |
9f52b564 MC |
3501 | if (!netif_running(dev)) |
3502 | return; | |
3503 | ||
c770a65c | 3504 | spin_lock_bh(&bp->phy_lock); |
b6016b76 MC |
3505 | |
3506 | rx_mode = bp->rx_mode & ~(BNX2_EMAC_RX_MODE_PROMISCUOUS | | |
3507 | BNX2_EMAC_RX_MODE_KEEP_VLAN_TAG); | |
3508 | sort_mode = 1 | BNX2_RPM_SORT_USER0_BC_EN; | |
7d0fd211 JG |
3509 | if (!(dev->features & NETIF_F_HW_VLAN_RX) && |
3510 | (bp->flags & BNX2_FLAG_CAN_KEEP_VLAN)) | |
b6016b76 | 3511 | rx_mode |= BNX2_EMAC_RX_MODE_KEEP_VLAN_TAG; |
b6016b76 MC |
3512 | if (dev->flags & IFF_PROMISC) { |
3513 | /* Promiscuous mode. */ | |
3514 | rx_mode |= BNX2_EMAC_RX_MODE_PROMISCUOUS; | |
7510873d MC |
3515 | sort_mode |= BNX2_RPM_SORT_USER0_PROM_EN | |
3516 | BNX2_RPM_SORT_USER0_PROM_VLAN; | |
b6016b76 MC |
3517 | } |
3518 | else if (dev->flags & IFF_ALLMULTI) { | |
3519 | for (i = 0; i < NUM_MC_HASH_REGISTERS; i++) { | |
3520 | REG_WR(bp, BNX2_EMAC_MULTICAST_HASH0 + (i * 4), | |
3521 | 0xffffffff); | |
3522 | } | |
3523 | sort_mode |= BNX2_RPM_SORT_USER0_MC_EN; | |
3524 | } | |
3525 | else { | |
3526 | /* Accept one or more multicast(s). */ | |
b6016b76 MC |
3527 | u32 mc_filter[NUM_MC_HASH_REGISTERS]; |
3528 | u32 regidx; | |
3529 | u32 bit; | |
3530 | u32 crc; | |
3531 | ||
3532 | memset(mc_filter, 0, 4 * NUM_MC_HASH_REGISTERS); | |
3533 | ||
22bedad3 JP |
3534 | netdev_for_each_mc_addr(ha, dev) { |
3535 | crc = ether_crc_le(ETH_ALEN, ha->addr); | |
b6016b76 MC |
3536 | bit = crc & 0xff; |
3537 | regidx = (bit & 0xe0) >> 5; | |
3538 | bit &= 0x1f; | |
3539 | mc_filter[regidx] |= (1 << bit); | |
3540 | } | |
3541 | ||
3542 | for (i = 0; i < NUM_MC_HASH_REGISTERS; i++) { | |
3543 | REG_WR(bp, BNX2_EMAC_MULTICAST_HASH0 + (i * 4), | |
3544 | mc_filter[i]); | |
3545 | } | |
3546 | ||
3547 | sort_mode |= BNX2_RPM_SORT_USER0_MC_HSH_EN; | |
3548 | } | |
3549 | ||
32e7bfc4 | 3550 | if (netdev_uc_count(dev) > BNX2_MAX_UNICAST_ADDRESSES) { |
5fcaed01 BL |
3551 | rx_mode |= BNX2_EMAC_RX_MODE_PROMISCUOUS; |
3552 | sort_mode |= BNX2_RPM_SORT_USER0_PROM_EN | | |
3553 | BNX2_RPM_SORT_USER0_PROM_VLAN; | |
3554 | } else if (!(dev->flags & IFF_PROMISC)) { | |
5fcaed01 | 3555 | /* Add all entries into to the match filter list */ |
ccffad25 | 3556 | i = 0; |
32e7bfc4 | 3557 | netdev_for_each_uc_addr(ha, dev) { |
ccffad25 | 3558 | bnx2_set_mac_addr(bp, ha->addr, |
5fcaed01 BL |
3559 | i + BNX2_START_UNICAST_ADDRESS_INDEX); |
3560 | sort_mode |= (1 << | |
3561 | (i + BNX2_START_UNICAST_ADDRESS_INDEX)); | |
ccffad25 | 3562 | i++; |
5fcaed01 BL |
3563 | } |
3564 | ||
3565 | } | |
3566 | ||
b6016b76 MC |
3567 | if (rx_mode != bp->rx_mode) { |
3568 | bp->rx_mode = rx_mode; | |
3569 | REG_WR(bp, BNX2_EMAC_RX_MODE, rx_mode); | |
3570 | } | |
3571 | ||
3572 | REG_WR(bp, BNX2_RPM_SORT_USER0, 0x0); | |
3573 | REG_WR(bp, BNX2_RPM_SORT_USER0, sort_mode); | |
3574 | REG_WR(bp, BNX2_RPM_SORT_USER0, sort_mode | BNX2_RPM_SORT_USER0_ENA); | |
3575 | ||
c770a65c | 3576 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
3577 | } |
3578 | ||
57579f76 MC |
3579 | static int __devinit |
3580 | check_fw_section(const struct firmware *fw, | |
3581 | const struct bnx2_fw_file_section *section, | |
3582 | u32 alignment, bool non_empty) | |
3583 | { | |
3584 | u32 offset = be32_to_cpu(section->offset); | |
3585 | u32 len = be32_to_cpu(section->len); | |
3586 | ||
3587 | if ((offset == 0 && len != 0) || offset >= fw->size || offset & 3) | |
3588 | return -EINVAL; | |
3589 | if ((non_empty && len == 0) || len > fw->size - offset || | |
3590 | len & (alignment - 1)) | |
3591 | return -EINVAL; | |
3592 | return 0; | |
3593 | } | |
3594 | ||
3595 | static int __devinit | |
3596 | check_mips_fw_entry(const struct firmware *fw, | |
3597 | const struct bnx2_mips_fw_file_entry *entry) | |
3598 | { | |
3599 | if (check_fw_section(fw, &entry->text, 4, true) || | |
3600 | check_fw_section(fw, &entry->data, 4, false) || | |
3601 | check_fw_section(fw, &entry->rodata, 4, false)) | |
3602 | return -EINVAL; | |
3603 | return 0; | |
3604 | } | |
3605 | ||
3606 | static int __devinit | |
3607 | bnx2_request_firmware(struct bnx2 *bp) | |
b6016b76 | 3608 | { |
57579f76 | 3609 | const char *mips_fw_file, *rv2p_fw_file; |
5ee1c326 BB |
3610 | const struct bnx2_mips_fw_file *mips_fw; |
3611 | const struct bnx2_rv2p_fw_file *rv2p_fw; | |
57579f76 MC |
3612 | int rc; |
3613 | ||
3614 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { | |
3615 | mips_fw_file = FW_MIPS_FILE_09; | |
078b0735 MC |
3616 | if ((CHIP_ID(bp) == CHIP_ID_5709_A0) || |
3617 | (CHIP_ID(bp) == CHIP_ID_5709_A1)) | |
3618 | rv2p_fw_file = FW_RV2P_FILE_09_Ax; | |
3619 | else | |
3620 | rv2p_fw_file = FW_RV2P_FILE_09; | |
57579f76 MC |
3621 | } else { |
3622 | mips_fw_file = FW_MIPS_FILE_06; | |
3623 | rv2p_fw_file = FW_RV2P_FILE_06; | |
3624 | } | |
3625 | ||
3626 | rc = request_firmware(&bp->mips_firmware, mips_fw_file, &bp->pdev->dev); | |
3627 | if (rc) { | |
3a9c6a49 | 3628 | pr_err("Can't load firmware file \"%s\"\n", mips_fw_file); |
57579f76 MC |
3629 | return rc; |
3630 | } | |
3631 | ||
3632 | rc = request_firmware(&bp->rv2p_firmware, rv2p_fw_file, &bp->pdev->dev); | |
3633 | if (rc) { | |
3a9c6a49 | 3634 | pr_err("Can't load firmware file \"%s\"\n", rv2p_fw_file); |
57579f76 MC |
3635 | return rc; |
3636 | } | |
5ee1c326 BB |
3637 | mips_fw = (const struct bnx2_mips_fw_file *) bp->mips_firmware->data; |
3638 | rv2p_fw = (const struct bnx2_rv2p_fw_file *) bp->rv2p_firmware->data; | |
3639 | if (bp->mips_firmware->size < sizeof(*mips_fw) || | |
3640 | check_mips_fw_entry(bp->mips_firmware, &mips_fw->com) || | |
3641 | check_mips_fw_entry(bp->mips_firmware, &mips_fw->cp) || | |
3642 | check_mips_fw_entry(bp->mips_firmware, &mips_fw->rxp) || | |
3643 | check_mips_fw_entry(bp->mips_firmware, &mips_fw->tpat) || | |
3644 | check_mips_fw_entry(bp->mips_firmware, &mips_fw->txp)) { | |
3a9c6a49 | 3645 | pr_err("Firmware file \"%s\" is invalid\n", mips_fw_file); |
57579f76 MC |
3646 | return -EINVAL; |
3647 | } | |
5ee1c326 BB |
3648 | if (bp->rv2p_firmware->size < sizeof(*rv2p_fw) || |
3649 | check_fw_section(bp->rv2p_firmware, &rv2p_fw->proc1.rv2p, 8, true) || | |
3650 | check_fw_section(bp->rv2p_firmware, &rv2p_fw->proc2.rv2p, 8, true)) { | |
3a9c6a49 | 3651 | pr_err("Firmware file \"%s\" is invalid\n", rv2p_fw_file); |
57579f76 MC |
3652 | return -EINVAL; |
3653 | } | |
3654 | ||
3655 | return 0; | |
3656 | } | |
3657 | ||
3658 | static u32 | |
3659 | rv2p_fw_fixup(u32 rv2p_proc, int idx, u32 loc, u32 rv2p_code) | |
3660 | { | |
3661 | switch (idx) { | |
3662 | case RV2P_P1_FIXUP_PAGE_SIZE_IDX: | |
3663 | rv2p_code &= ~RV2P_BD_PAGE_SIZE_MSK; | |
3664 | rv2p_code |= RV2P_BD_PAGE_SIZE; | |
3665 | break; | |
3666 | } | |
3667 | return rv2p_code; | |
3668 | } | |
3669 | ||
3670 | static int | |
3671 | load_rv2p_fw(struct bnx2 *bp, u32 rv2p_proc, | |
3672 | const struct bnx2_rv2p_fw_file_entry *fw_entry) | |
3673 | { | |
3674 | u32 rv2p_code_len, file_offset; | |
3675 | __be32 *rv2p_code; | |
b6016b76 | 3676 | int i; |
57579f76 MC |
3677 | u32 val, cmd, addr; |
3678 | ||
3679 | rv2p_code_len = be32_to_cpu(fw_entry->rv2p.len); | |
3680 | file_offset = be32_to_cpu(fw_entry->rv2p.offset); | |
3681 | ||
3682 | rv2p_code = (__be32 *)(bp->rv2p_firmware->data + file_offset); | |
b6016b76 | 3683 | |
57579f76 MC |
3684 | if (rv2p_proc == RV2P_PROC1) { |
3685 | cmd = BNX2_RV2P_PROC1_ADDR_CMD_RDWR; | |
3686 | addr = BNX2_RV2P_PROC1_ADDR_CMD; | |
3687 | } else { | |
3688 | cmd = BNX2_RV2P_PROC2_ADDR_CMD_RDWR; | |
3689 | addr = BNX2_RV2P_PROC2_ADDR_CMD; | |
d25be1d3 | 3690 | } |
b6016b76 MC |
3691 | |
3692 | for (i = 0; i < rv2p_code_len; i += 8) { | |
57579f76 | 3693 | REG_WR(bp, BNX2_RV2P_INSTR_HIGH, be32_to_cpu(*rv2p_code)); |
b6016b76 | 3694 | rv2p_code++; |
57579f76 | 3695 | REG_WR(bp, BNX2_RV2P_INSTR_LOW, be32_to_cpu(*rv2p_code)); |
b6016b76 MC |
3696 | rv2p_code++; |
3697 | ||
57579f76 MC |
3698 | val = (i / 8) | cmd; |
3699 | REG_WR(bp, addr, val); | |
3700 | } | |
3701 | ||
3702 | rv2p_code = (__be32 *)(bp->rv2p_firmware->data + file_offset); | |
3703 | for (i = 0; i < 8; i++) { | |
3704 | u32 loc, code; | |
3705 | ||
3706 | loc = be32_to_cpu(fw_entry->fixup[i]); | |
3707 | if (loc && ((loc * 4) < rv2p_code_len)) { | |
3708 | code = be32_to_cpu(*(rv2p_code + loc - 1)); | |
3709 | REG_WR(bp, BNX2_RV2P_INSTR_HIGH, code); | |
3710 | code = be32_to_cpu(*(rv2p_code + loc)); | |
3711 | code = rv2p_fw_fixup(rv2p_proc, i, loc, code); | |
3712 | REG_WR(bp, BNX2_RV2P_INSTR_LOW, code); | |
3713 | ||
3714 | val = (loc / 2) | cmd; | |
3715 | REG_WR(bp, addr, val); | |
b6016b76 MC |
3716 | } |
3717 | } | |
3718 | ||
3719 | /* Reset the processor, un-stall is done later. */ | |
3720 | if (rv2p_proc == RV2P_PROC1) { | |
3721 | REG_WR(bp, BNX2_RV2P_COMMAND, BNX2_RV2P_COMMAND_PROC1_RESET); | |
3722 | } | |
3723 | else { | |
3724 | REG_WR(bp, BNX2_RV2P_COMMAND, BNX2_RV2P_COMMAND_PROC2_RESET); | |
3725 | } | |
57579f76 MC |
3726 | |
3727 | return 0; | |
b6016b76 MC |
3728 | } |
3729 | ||
af3ee519 | 3730 | static int |
57579f76 MC |
3731 | load_cpu_fw(struct bnx2 *bp, const struct cpu_reg *cpu_reg, |
3732 | const struct bnx2_mips_fw_file_entry *fw_entry) | |
b6016b76 | 3733 | { |
57579f76 MC |
3734 | u32 addr, len, file_offset; |
3735 | __be32 *data; | |
b6016b76 MC |
3736 | u32 offset; |
3737 | u32 val; | |
3738 | ||
3739 | /* Halt the CPU. */ | |
2726d6e1 | 3740 | val = bnx2_reg_rd_ind(bp, cpu_reg->mode); |
b6016b76 | 3741 | val |= cpu_reg->mode_value_halt; |
2726d6e1 MC |
3742 | bnx2_reg_wr_ind(bp, cpu_reg->mode, val); |
3743 | bnx2_reg_wr_ind(bp, cpu_reg->state, cpu_reg->state_value_clear); | |
b6016b76 MC |
3744 | |
3745 | /* Load the Text area. */ | |
57579f76 MC |
3746 | addr = be32_to_cpu(fw_entry->text.addr); |
3747 | len = be32_to_cpu(fw_entry->text.len); | |
3748 | file_offset = be32_to_cpu(fw_entry->text.offset); | |
3749 | data = (__be32 *)(bp->mips_firmware->data + file_offset); | |
ea1f8d5c | 3750 | |
57579f76 MC |
3751 | offset = cpu_reg->spad_base + (addr - cpu_reg->mips_view_base); |
3752 | if (len) { | |
b6016b76 MC |
3753 | int j; |
3754 | ||
57579f76 MC |
3755 | for (j = 0; j < (len / 4); j++, offset += 4) |
3756 | bnx2_reg_wr_ind(bp, offset, be32_to_cpu(data[j])); | |
b6016b76 MC |
3757 | } |
3758 | ||
57579f76 MC |
3759 | /* Load the Data area. */ |
3760 | addr = be32_to_cpu(fw_entry->data.addr); | |
3761 | len = be32_to_cpu(fw_entry->data.len); | |
3762 | file_offset = be32_to_cpu(fw_entry->data.offset); | |
3763 | data = (__be32 *)(bp->mips_firmware->data + file_offset); | |
b6016b76 | 3764 | |
57579f76 MC |
3765 | offset = cpu_reg->spad_base + (addr - cpu_reg->mips_view_base); |
3766 | if (len) { | |
b6016b76 MC |
3767 | int j; |
3768 | ||
57579f76 MC |
3769 | for (j = 0; j < (len / 4); j++, offset += 4) |
3770 | bnx2_reg_wr_ind(bp, offset, be32_to_cpu(data[j])); | |
b6016b76 MC |
3771 | } |
3772 | ||
3773 | /* Load the Read-Only area. */ | |
57579f76 MC |
3774 | addr = be32_to_cpu(fw_entry->rodata.addr); |
3775 | len = be32_to_cpu(fw_entry->rodata.len); | |
3776 | file_offset = be32_to_cpu(fw_entry->rodata.offset); | |
3777 | data = (__be32 *)(bp->mips_firmware->data + file_offset); | |
3778 | ||
3779 | offset = cpu_reg->spad_base + (addr - cpu_reg->mips_view_base); | |
3780 | if (len) { | |
b6016b76 MC |
3781 | int j; |
3782 | ||
57579f76 MC |
3783 | for (j = 0; j < (len / 4); j++, offset += 4) |
3784 | bnx2_reg_wr_ind(bp, offset, be32_to_cpu(data[j])); | |
b6016b76 MC |
3785 | } |
3786 | ||
3787 | /* Clear the pre-fetch instruction. */ | |
2726d6e1 | 3788 | bnx2_reg_wr_ind(bp, cpu_reg->inst, 0); |
57579f76 MC |
3789 | |
3790 | val = be32_to_cpu(fw_entry->start_addr); | |
3791 | bnx2_reg_wr_ind(bp, cpu_reg->pc, val); | |
b6016b76 MC |
3792 | |
3793 | /* Start the CPU. */ | |
2726d6e1 | 3794 | val = bnx2_reg_rd_ind(bp, cpu_reg->mode); |
b6016b76 | 3795 | val &= ~cpu_reg->mode_value_halt; |
2726d6e1 MC |
3796 | bnx2_reg_wr_ind(bp, cpu_reg->state, cpu_reg->state_value_clear); |
3797 | bnx2_reg_wr_ind(bp, cpu_reg->mode, val); | |
af3ee519 MC |
3798 | |
3799 | return 0; | |
b6016b76 MC |
3800 | } |
3801 | ||
fba9fe91 | 3802 | static int |
b6016b76 MC |
3803 | bnx2_init_cpus(struct bnx2 *bp) |
3804 | { | |
57579f76 MC |
3805 | const struct bnx2_mips_fw_file *mips_fw = |
3806 | (const struct bnx2_mips_fw_file *) bp->mips_firmware->data; | |
3807 | const struct bnx2_rv2p_fw_file *rv2p_fw = | |
3808 | (const struct bnx2_rv2p_fw_file *) bp->rv2p_firmware->data; | |
3809 | int rc; | |
b6016b76 MC |
3810 | |
3811 | /* Initialize the RV2P processor. */ | |
57579f76 MC |
3812 | load_rv2p_fw(bp, RV2P_PROC1, &rv2p_fw->proc1); |
3813 | load_rv2p_fw(bp, RV2P_PROC2, &rv2p_fw->proc2); | |
b6016b76 MC |
3814 | |
3815 | /* Initialize the RX Processor. */ | |
57579f76 | 3816 | rc = load_cpu_fw(bp, &cpu_reg_rxp, &mips_fw->rxp); |
fba9fe91 MC |
3817 | if (rc) |
3818 | goto init_cpu_err; | |
3819 | ||
b6016b76 | 3820 | /* Initialize the TX Processor. */ |
57579f76 | 3821 | rc = load_cpu_fw(bp, &cpu_reg_txp, &mips_fw->txp); |
fba9fe91 MC |
3822 | if (rc) |
3823 | goto init_cpu_err; | |
3824 | ||
b6016b76 | 3825 | /* Initialize the TX Patch-up Processor. */ |
57579f76 | 3826 | rc = load_cpu_fw(bp, &cpu_reg_tpat, &mips_fw->tpat); |
fba9fe91 MC |
3827 | if (rc) |
3828 | goto init_cpu_err; | |
3829 | ||
b6016b76 | 3830 | /* Initialize the Completion Processor. */ |
57579f76 | 3831 | rc = load_cpu_fw(bp, &cpu_reg_com, &mips_fw->com); |
fba9fe91 MC |
3832 | if (rc) |
3833 | goto init_cpu_err; | |
3834 | ||
d43584c8 | 3835 | /* Initialize the Command Processor. */ |
57579f76 | 3836 | rc = load_cpu_fw(bp, &cpu_reg_cp, &mips_fw->cp); |
b6016b76 | 3837 | |
fba9fe91 | 3838 | init_cpu_err: |
fba9fe91 | 3839 | return rc; |
b6016b76 MC |
3840 | } |
3841 | ||
3842 | static int | |
829ca9a3 | 3843 | bnx2_set_power_state(struct bnx2 *bp, pci_power_t state) |
b6016b76 MC |
3844 | { |
3845 | u16 pmcsr; | |
3846 | ||
3847 | pci_read_config_word(bp->pdev, bp->pm_cap + PCI_PM_CTRL, &pmcsr); | |
3848 | ||
3849 | switch (state) { | |
829ca9a3 | 3850 | case PCI_D0: { |
b6016b76 MC |
3851 | u32 val; |
3852 | ||
3853 | pci_write_config_word(bp->pdev, bp->pm_cap + PCI_PM_CTRL, | |
3854 | (pmcsr & ~PCI_PM_CTRL_STATE_MASK) | | |
3855 | PCI_PM_CTRL_PME_STATUS); | |
3856 | ||
3857 | if (pmcsr & PCI_PM_CTRL_STATE_MASK) | |
3858 | /* delay required during transition out of D3hot */ | |
3859 | msleep(20); | |
3860 | ||
3861 | val = REG_RD(bp, BNX2_EMAC_MODE); | |
3862 | val |= BNX2_EMAC_MODE_MPKT_RCVD | BNX2_EMAC_MODE_ACPI_RCVD; | |
3863 | val &= ~BNX2_EMAC_MODE_MPKT; | |
3864 | REG_WR(bp, BNX2_EMAC_MODE, val); | |
3865 | ||
3866 | val = REG_RD(bp, BNX2_RPM_CONFIG); | |
3867 | val &= ~BNX2_RPM_CONFIG_ACPI_ENA; | |
3868 | REG_WR(bp, BNX2_RPM_CONFIG, val); | |
3869 | break; | |
3870 | } | |
829ca9a3 | 3871 | case PCI_D3hot: { |
b6016b76 MC |
3872 | int i; |
3873 | u32 val, wol_msg; | |
3874 | ||
3875 | if (bp->wol) { | |
3876 | u32 advertising; | |
3877 | u8 autoneg; | |
3878 | ||
3879 | autoneg = bp->autoneg; | |
3880 | advertising = bp->advertising; | |
3881 | ||
239cd343 MC |
3882 | if (bp->phy_port == PORT_TP) { |
3883 | bp->autoneg = AUTONEG_SPEED; | |
3884 | bp->advertising = ADVERTISED_10baseT_Half | | |
3885 | ADVERTISED_10baseT_Full | | |
3886 | ADVERTISED_100baseT_Half | | |
3887 | ADVERTISED_100baseT_Full | | |
3888 | ADVERTISED_Autoneg; | |
3889 | } | |
b6016b76 | 3890 | |
239cd343 MC |
3891 | spin_lock_bh(&bp->phy_lock); |
3892 | bnx2_setup_phy(bp, bp->phy_port); | |
3893 | spin_unlock_bh(&bp->phy_lock); | |
b6016b76 MC |
3894 | |
3895 | bp->autoneg = autoneg; | |
3896 | bp->advertising = advertising; | |
3897 | ||
5fcaed01 | 3898 | bnx2_set_mac_addr(bp, bp->dev->dev_addr, 0); |
b6016b76 MC |
3899 | |
3900 | val = REG_RD(bp, BNX2_EMAC_MODE); | |
3901 | ||
3902 | /* Enable port mode. */ | |
3903 | val &= ~BNX2_EMAC_MODE_PORT; | |
239cd343 | 3904 | val |= BNX2_EMAC_MODE_MPKT_RCVD | |
b6016b76 | 3905 | BNX2_EMAC_MODE_ACPI_RCVD | |
b6016b76 | 3906 | BNX2_EMAC_MODE_MPKT; |
239cd343 MC |
3907 | if (bp->phy_port == PORT_TP) |
3908 | val |= BNX2_EMAC_MODE_PORT_MII; | |
3909 | else { | |
3910 | val |= BNX2_EMAC_MODE_PORT_GMII; | |
3911 | if (bp->line_speed == SPEED_2500) | |
3912 | val |= BNX2_EMAC_MODE_25G_MODE; | |
3913 | } | |
b6016b76 MC |
3914 | |
3915 | REG_WR(bp, BNX2_EMAC_MODE, val); | |
3916 | ||
3917 | /* receive all multicast */ | |
3918 | for (i = 0; i < NUM_MC_HASH_REGISTERS; i++) { | |
3919 | REG_WR(bp, BNX2_EMAC_MULTICAST_HASH0 + (i * 4), | |
3920 | 0xffffffff); | |
3921 | } | |
3922 | REG_WR(bp, BNX2_EMAC_RX_MODE, | |
3923 | BNX2_EMAC_RX_MODE_SORT_MODE); | |
3924 | ||
3925 | val = 1 | BNX2_RPM_SORT_USER0_BC_EN | | |
3926 | BNX2_RPM_SORT_USER0_MC_EN; | |
3927 | REG_WR(bp, BNX2_RPM_SORT_USER0, 0x0); | |
3928 | REG_WR(bp, BNX2_RPM_SORT_USER0, val); | |
3929 | REG_WR(bp, BNX2_RPM_SORT_USER0, val | | |
3930 | BNX2_RPM_SORT_USER0_ENA); | |
3931 | ||
3932 | /* Need to enable EMAC and RPM for WOL. */ | |
3933 | REG_WR(bp, BNX2_MISC_ENABLE_SET_BITS, | |
3934 | BNX2_MISC_ENABLE_SET_BITS_RX_PARSER_MAC_ENABLE | | |
3935 | BNX2_MISC_ENABLE_SET_BITS_TX_HEADER_Q_ENABLE | | |
3936 | BNX2_MISC_ENABLE_SET_BITS_EMAC_ENABLE); | |
3937 | ||
3938 | val = REG_RD(bp, BNX2_RPM_CONFIG); | |
3939 | val &= ~BNX2_RPM_CONFIG_ACPI_ENA; | |
3940 | REG_WR(bp, BNX2_RPM_CONFIG, val); | |
3941 | ||
3942 | wol_msg = BNX2_DRV_MSG_CODE_SUSPEND_WOL; | |
3943 | } | |
3944 | else { | |
3945 | wol_msg = BNX2_DRV_MSG_CODE_SUSPEND_NO_WOL; | |
3946 | } | |
3947 | ||
f86e82fb | 3948 | if (!(bp->flags & BNX2_FLAG_NO_WOL)) |
a2f13890 MC |
3949 | bnx2_fw_sync(bp, BNX2_DRV_MSG_DATA_WAIT3 | wol_msg, |
3950 | 1, 0); | |
b6016b76 MC |
3951 | |
3952 | pmcsr &= ~PCI_PM_CTRL_STATE_MASK; | |
3953 | if ((CHIP_ID(bp) == CHIP_ID_5706_A0) || | |
3954 | (CHIP_ID(bp) == CHIP_ID_5706_A1)) { | |
3955 | ||
3956 | if (bp->wol) | |
3957 | pmcsr |= 3; | |
3958 | } | |
3959 | else { | |
3960 | pmcsr |= 3; | |
3961 | } | |
3962 | if (bp->wol) { | |
3963 | pmcsr |= PCI_PM_CTRL_PME_ENABLE; | |
3964 | } | |
3965 | pci_write_config_word(bp->pdev, bp->pm_cap + PCI_PM_CTRL, | |
3966 | pmcsr); | |
3967 | ||
3968 | /* No more memory access after this point until | |
3969 | * device is brought back to D0. | |
3970 | */ | |
3971 | udelay(50); | |
3972 | break; | |
3973 | } | |
3974 | default: | |
3975 | return -EINVAL; | |
3976 | } | |
3977 | return 0; | |
3978 | } | |
3979 | ||
3980 | static int | |
3981 | bnx2_acquire_nvram_lock(struct bnx2 *bp) | |
3982 | { | |
3983 | u32 val; | |
3984 | int j; | |
3985 | ||
3986 | /* Request access to the flash interface. */ | |
3987 | REG_WR(bp, BNX2_NVM_SW_ARB, BNX2_NVM_SW_ARB_ARB_REQ_SET2); | |
3988 | for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) { | |
3989 | val = REG_RD(bp, BNX2_NVM_SW_ARB); | |
3990 | if (val & BNX2_NVM_SW_ARB_ARB_ARB2) | |
3991 | break; | |
3992 | ||
3993 | udelay(5); | |
3994 | } | |
3995 | ||
3996 | if (j >= NVRAM_TIMEOUT_COUNT) | |
3997 | return -EBUSY; | |
3998 | ||
3999 | return 0; | |
4000 | } | |
4001 | ||
4002 | static int | |
4003 | bnx2_release_nvram_lock(struct bnx2 *bp) | |
4004 | { | |
4005 | int j; | |
4006 | u32 val; | |
4007 | ||
4008 | /* Relinquish nvram interface. */ | |
4009 | REG_WR(bp, BNX2_NVM_SW_ARB, BNX2_NVM_SW_ARB_ARB_REQ_CLR2); | |
4010 | ||
4011 | for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) { | |
4012 | val = REG_RD(bp, BNX2_NVM_SW_ARB); | |
4013 | if (!(val & BNX2_NVM_SW_ARB_ARB_ARB2)) | |
4014 | break; | |
4015 | ||
4016 | udelay(5); | |
4017 | } | |
4018 | ||
4019 | if (j >= NVRAM_TIMEOUT_COUNT) | |
4020 | return -EBUSY; | |
4021 | ||
4022 | return 0; | |
4023 | } | |
4024 | ||
4025 | ||
4026 | static int | |
4027 | bnx2_enable_nvram_write(struct bnx2 *bp) | |
4028 | { | |
4029 | u32 val; | |
4030 | ||
4031 | val = REG_RD(bp, BNX2_MISC_CFG); | |
4032 | REG_WR(bp, BNX2_MISC_CFG, val | BNX2_MISC_CFG_NVM_WR_EN_PCI); | |
4033 | ||
e30372c9 | 4034 | if (bp->flash_info->flags & BNX2_NV_WREN) { |
b6016b76 MC |
4035 | int j; |
4036 | ||
4037 | REG_WR(bp, BNX2_NVM_COMMAND, BNX2_NVM_COMMAND_DONE); | |
4038 | REG_WR(bp, BNX2_NVM_COMMAND, | |
4039 | BNX2_NVM_COMMAND_WREN | BNX2_NVM_COMMAND_DOIT); | |
4040 | ||
4041 | for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) { | |
4042 | udelay(5); | |
4043 | ||
4044 | val = REG_RD(bp, BNX2_NVM_COMMAND); | |
4045 | if (val & BNX2_NVM_COMMAND_DONE) | |
4046 | break; | |
4047 | } | |
4048 | ||
4049 | if (j >= NVRAM_TIMEOUT_COUNT) | |
4050 | return -EBUSY; | |
4051 | } | |
4052 | return 0; | |
4053 | } | |
4054 | ||
4055 | static void | |
4056 | bnx2_disable_nvram_write(struct bnx2 *bp) | |
4057 | { | |
4058 | u32 val; | |
4059 | ||
4060 | val = REG_RD(bp, BNX2_MISC_CFG); | |
4061 | REG_WR(bp, BNX2_MISC_CFG, val & ~BNX2_MISC_CFG_NVM_WR_EN); | |
4062 | } | |
4063 | ||
4064 | ||
4065 | static void | |
4066 | bnx2_enable_nvram_access(struct bnx2 *bp) | |
4067 | { | |
4068 | u32 val; | |
4069 | ||
4070 | val = REG_RD(bp, BNX2_NVM_ACCESS_ENABLE); | |
4071 | /* Enable both bits, even on read. */ | |
6aa20a22 | 4072 | REG_WR(bp, BNX2_NVM_ACCESS_ENABLE, |
b6016b76 MC |
4073 | val | BNX2_NVM_ACCESS_ENABLE_EN | BNX2_NVM_ACCESS_ENABLE_WR_EN); |
4074 | } | |
4075 | ||
4076 | static void | |
4077 | bnx2_disable_nvram_access(struct bnx2 *bp) | |
4078 | { | |
4079 | u32 val; | |
4080 | ||
4081 | val = REG_RD(bp, BNX2_NVM_ACCESS_ENABLE); | |
4082 | /* Disable both bits, even after read. */ | |
6aa20a22 | 4083 | REG_WR(bp, BNX2_NVM_ACCESS_ENABLE, |
b6016b76 MC |
4084 | val & ~(BNX2_NVM_ACCESS_ENABLE_EN | |
4085 | BNX2_NVM_ACCESS_ENABLE_WR_EN)); | |
4086 | } | |
4087 | ||
4088 | static int | |
4089 | bnx2_nvram_erase_page(struct bnx2 *bp, u32 offset) | |
4090 | { | |
4091 | u32 cmd; | |
4092 | int j; | |
4093 | ||
e30372c9 | 4094 | if (bp->flash_info->flags & BNX2_NV_BUFFERED) |
b6016b76 MC |
4095 | /* Buffered flash, no erase needed */ |
4096 | return 0; | |
4097 | ||
4098 | /* Build an erase command */ | |
4099 | cmd = BNX2_NVM_COMMAND_ERASE | BNX2_NVM_COMMAND_WR | | |
4100 | BNX2_NVM_COMMAND_DOIT; | |
4101 | ||
4102 | /* Need to clear DONE bit separately. */ | |
4103 | REG_WR(bp, BNX2_NVM_COMMAND, BNX2_NVM_COMMAND_DONE); | |
4104 | ||
4105 | /* Address of the NVRAM to read from. */ | |
4106 | REG_WR(bp, BNX2_NVM_ADDR, offset & BNX2_NVM_ADDR_NVM_ADDR_VALUE); | |
4107 | ||
4108 | /* Issue an erase command. */ | |
4109 | REG_WR(bp, BNX2_NVM_COMMAND, cmd); | |
4110 | ||
4111 | /* Wait for completion. */ | |
4112 | for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) { | |
4113 | u32 val; | |
4114 | ||
4115 | udelay(5); | |
4116 | ||
4117 | val = REG_RD(bp, BNX2_NVM_COMMAND); | |
4118 | if (val & BNX2_NVM_COMMAND_DONE) | |
4119 | break; | |
4120 | } | |
4121 | ||
4122 | if (j >= NVRAM_TIMEOUT_COUNT) | |
4123 | return -EBUSY; | |
4124 | ||
4125 | return 0; | |
4126 | } | |
4127 | ||
4128 | static int | |
4129 | bnx2_nvram_read_dword(struct bnx2 *bp, u32 offset, u8 *ret_val, u32 cmd_flags) | |
4130 | { | |
4131 | u32 cmd; | |
4132 | int j; | |
4133 | ||
4134 | /* Build the command word. */ | |
4135 | cmd = BNX2_NVM_COMMAND_DOIT | cmd_flags; | |
4136 | ||
e30372c9 MC |
4137 | /* Calculate an offset of a buffered flash, not needed for 5709. */ |
4138 | if (bp->flash_info->flags & BNX2_NV_TRANSLATE) { | |
b6016b76 MC |
4139 | offset = ((offset / bp->flash_info->page_size) << |
4140 | bp->flash_info->page_bits) + | |
4141 | (offset % bp->flash_info->page_size); | |
4142 | } | |
4143 | ||
4144 | /* Need to clear DONE bit separately. */ | |
4145 | REG_WR(bp, BNX2_NVM_COMMAND, BNX2_NVM_COMMAND_DONE); | |
4146 | ||
4147 | /* Address of the NVRAM to read from. */ | |
4148 | REG_WR(bp, BNX2_NVM_ADDR, offset & BNX2_NVM_ADDR_NVM_ADDR_VALUE); | |
4149 | ||
4150 | /* Issue a read command. */ | |
4151 | REG_WR(bp, BNX2_NVM_COMMAND, cmd); | |
4152 | ||
4153 | /* Wait for completion. */ | |
4154 | for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) { | |
4155 | u32 val; | |
4156 | ||
4157 | udelay(5); | |
4158 | ||
4159 | val = REG_RD(bp, BNX2_NVM_COMMAND); | |
4160 | if (val & BNX2_NVM_COMMAND_DONE) { | |
b491edd5 AV |
4161 | __be32 v = cpu_to_be32(REG_RD(bp, BNX2_NVM_READ)); |
4162 | memcpy(ret_val, &v, 4); | |
b6016b76 MC |
4163 | break; |
4164 | } | |
4165 | } | |
4166 | if (j >= NVRAM_TIMEOUT_COUNT) | |
4167 | return -EBUSY; | |
4168 | ||
4169 | return 0; | |
4170 | } | |
4171 | ||
4172 | ||
4173 | static int | |
4174 | bnx2_nvram_write_dword(struct bnx2 *bp, u32 offset, u8 *val, u32 cmd_flags) | |
4175 | { | |
b491edd5 AV |
4176 | u32 cmd; |
4177 | __be32 val32; | |
b6016b76 MC |
4178 | int j; |
4179 | ||
4180 | /* Build the command word. */ | |
4181 | cmd = BNX2_NVM_COMMAND_DOIT | BNX2_NVM_COMMAND_WR | cmd_flags; | |
4182 | ||
e30372c9 MC |
4183 | /* Calculate an offset of a buffered flash, not needed for 5709. */ |
4184 | if (bp->flash_info->flags & BNX2_NV_TRANSLATE) { | |
b6016b76 MC |
4185 | offset = ((offset / bp->flash_info->page_size) << |
4186 | bp->flash_info->page_bits) + | |
4187 | (offset % bp->flash_info->page_size); | |
4188 | } | |
4189 | ||
4190 | /* Need to clear DONE bit separately. */ | |
4191 | REG_WR(bp, BNX2_NVM_COMMAND, BNX2_NVM_COMMAND_DONE); | |
4192 | ||
4193 | memcpy(&val32, val, 4); | |
b6016b76 MC |
4194 | |
4195 | /* Write the data. */ | |
b491edd5 | 4196 | REG_WR(bp, BNX2_NVM_WRITE, be32_to_cpu(val32)); |
b6016b76 MC |
4197 | |
4198 | /* Address of the NVRAM to write to. */ | |
4199 | REG_WR(bp, BNX2_NVM_ADDR, offset & BNX2_NVM_ADDR_NVM_ADDR_VALUE); | |
4200 | ||
4201 | /* Issue the write command. */ | |
4202 | REG_WR(bp, BNX2_NVM_COMMAND, cmd); | |
4203 | ||
4204 | /* Wait for completion. */ | |
4205 | for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) { | |
4206 | udelay(5); | |
4207 | ||
4208 | if (REG_RD(bp, BNX2_NVM_COMMAND) & BNX2_NVM_COMMAND_DONE) | |
4209 | break; | |
4210 | } | |
4211 | if (j >= NVRAM_TIMEOUT_COUNT) | |
4212 | return -EBUSY; | |
4213 | ||
4214 | return 0; | |
4215 | } | |
4216 | ||
4217 | static int | |
4218 | bnx2_init_nvram(struct bnx2 *bp) | |
4219 | { | |
4220 | u32 val; | |
e30372c9 | 4221 | int j, entry_count, rc = 0; |
0ced9d01 | 4222 | const struct flash_spec *flash; |
b6016b76 | 4223 | |
e30372c9 MC |
4224 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
4225 | bp->flash_info = &flash_5709; | |
4226 | goto get_flash_size; | |
4227 | } | |
4228 | ||
b6016b76 MC |
4229 | /* Determine the selected interface. */ |
4230 | val = REG_RD(bp, BNX2_NVM_CFG1); | |
4231 | ||
ff8ac609 | 4232 | entry_count = ARRAY_SIZE(flash_table); |
b6016b76 | 4233 | |
b6016b76 MC |
4234 | if (val & 0x40000000) { |
4235 | ||
4236 | /* Flash interface has been reconfigured */ | |
4237 | for (j = 0, flash = &flash_table[0]; j < entry_count; | |
37137709 MC |
4238 | j++, flash++) { |
4239 | if ((val & FLASH_BACKUP_STRAP_MASK) == | |
4240 | (flash->config1 & FLASH_BACKUP_STRAP_MASK)) { | |
b6016b76 MC |
4241 | bp->flash_info = flash; |
4242 | break; | |
4243 | } | |
4244 | } | |
4245 | } | |
4246 | else { | |
37137709 | 4247 | u32 mask; |
b6016b76 MC |
4248 | /* Not yet been reconfigured */ |
4249 | ||
37137709 MC |
4250 | if (val & (1 << 23)) |
4251 | mask = FLASH_BACKUP_STRAP_MASK; | |
4252 | else | |
4253 | mask = FLASH_STRAP_MASK; | |
4254 | ||
b6016b76 MC |
4255 | for (j = 0, flash = &flash_table[0]; j < entry_count; |
4256 | j++, flash++) { | |
4257 | ||
37137709 | 4258 | if ((val & mask) == (flash->strapping & mask)) { |
b6016b76 MC |
4259 | bp->flash_info = flash; |
4260 | ||
4261 | /* Request access to the flash interface. */ | |
4262 | if ((rc = bnx2_acquire_nvram_lock(bp)) != 0) | |
4263 | return rc; | |
4264 | ||
4265 | /* Enable access to flash interface */ | |
4266 | bnx2_enable_nvram_access(bp); | |
4267 | ||
4268 | /* Reconfigure the flash interface */ | |
4269 | REG_WR(bp, BNX2_NVM_CFG1, flash->config1); | |
4270 | REG_WR(bp, BNX2_NVM_CFG2, flash->config2); | |
4271 | REG_WR(bp, BNX2_NVM_CFG3, flash->config3); | |
4272 | REG_WR(bp, BNX2_NVM_WRITE1, flash->write1); | |
4273 | ||
4274 | /* Disable access to flash interface */ | |
4275 | bnx2_disable_nvram_access(bp); | |
4276 | bnx2_release_nvram_lock(bp); | |
4277 | ||
4278 | break; | |
4279 | } | |
4280 | } | |
4281 | } /* if (val & 0x40000000) */ | |
4282 | ||
4283 | if (j == entry_count) { | |
4284 | bp->flash_info = NULL; | |
3a9c6a49 | 4285 | pr_alert("Unknown flash/EEPROM type\n"); |
1122db71 | 4286 | return -ENODEV; |
b6016b76 MC |
4287 | } |
4288 | ||
e30372c9 | 4289 | get_flash_size: |
2726d6e1 | 4290 | val = bnx2_shmem_rd(bp, BNX2_SHARED_HW_CFG_CONFIG2); |
1122db71 MC |
4291 | val &= BNX2_SHARED_HW_CFG2_NVM_SIZE_MASK; |
4292 | if (val) | |
4293 | bp->flash_size = val; | |
4294 | else | |
4295 | bp->flash_size = bp->flash_info->total_size; | |
4296 | ||
b6016b76 MC |
4297 | return rc; |
4298 | } | |
4299 | ||
4300 | static int | |
4301 | bnx2_nvram_read(struct bnx2 *bp, u32 offset, u8 *ret_buf, | |
4302 | int buf_size) | |
4303 | { | |
4304 | int rc = 0; | |
4305 | u32 cmd_flags, offset32, len32, extra; | |
4306 | ||
4307 | if (buf_size == 0) | |
4308 | return 0; | |
4309 | ||
4310 | /* Request access to the flash interface. */ | |
4311 | if ((rc = bnx2_acquire_nvram_lock(bp)) != 0) | |
4312 | return rc; | |
4313 | ||
4314 | /* Enable access to flash interface */ | |
4315 | bnx2_enable_nvram_access(bp); | |
4316 | ||
4317 | len32 = buf_size; | |
4318 | offset32 = offset; | |
4319 | extra = 0; | |
4320 | ||
4321 | cmd_flags = 0; | |
4322 | ||
4323 | if (offset32 & 3) { | |
4324 | u8 buf[4]; | |
4325 | u32 pre_len; | |
4326 | ||
4327 | offset32 &= ~3; | |
4328 | pre_len = 4 - (offset & 3); | |
4329 | ||
4330 | if (pre_len >= len32) { | |
4331 | pre_len = len32; | |
4332 | cmd_flags = BNX2_NVM_COMMAND_FIRST | | |
4333 | BNX2_NVM_COMMAND_LAST; | |
4334 | } | |
4335 | else { | |
4336 | cmd_flags = BNX2_NVM_COMMAND_FIRST; | |
4337 | } | |
4338 | ||
4339 | rc = bnx2_nvram_read_dword(bp, offset32, buf, cmd_flags); | |
4340 | ||
4341 | if (rc) | |
4342 | return rc; | |
4343 | ||
4344 | memcpy(ret_buf, buf + (offset & 3), pre_len); | |
4345 | ||
4346 | offset32 += 4; | |
4347 | ret_buf += pre_len; | |
4348 | len32 -= pre_len; | |
4349 | } | |
4350 | if (len32 & 3) { | |
4351 | extra = 4 - (len32 & 3); | |
4352 | len32 = (len32 + 4) & ~3; | |
4353 | } | |
4354 | ||
4355 | if (len32 == 4) { | |
4356 | u8 buf[4]; | |
4357 | ||
4358 | if (cmd_flags) | |
4359 | cmd_flags = BNX2_NVM_COMMAND_LAST; | |
4360 | else | |
4361 | cmd_flags = BNX2_NVM_COMMAND_FIRST | | |
4362 | BNX2_NVM_COMMAND_LAST; | |
4363 | ||
4364 | rc = bnx2_nvram_read_dword(bp, offset32, buf, cmd_flags); | |
4365 | ||
4366 | memcpy(ret_buf, buf, 4 - extra); | |
4367 | } | |
4368 | else if (len32 > 0) { | |
4369 | u8 buf[4]; | |
4370 | ||
4371 | /* Read the first word. */ | |
4372 | if (cmd_flags) | |
4373 | cmd_flags = 0; | |
4374 | else | |
4375 | cmd_flags = BNX2_NVM_COMMAND_FIRST; | |
4376 | ||
4377 | rc = bnx2_nvram_read_dword(bp, offset32, ret_buf, cmd_flags); | |
4378 | ||
4379 | /* Advance to the next dword. */ | |
4380 | offset32 += 4; | |
4381 | ret_buf += 4; | |
4382 | len32 -= 4; | |
4383 | ||
4384 | while (len32 > 4 && rc == 0) { | |
4385 | rc = bnx2_nvram_read_dword(bp, offset32, ret_buf, 0); | |
4386 | ||
4387 | /* Advance to the next dword. */ | |
4388 | offset32 += 4; | |
4389 | ret_buf += 4; | |
4390 | len32 -= 4; | |
4391 | } | |
4392 | ||
4393 | if (rc) | |
4394 | return rc; | |
4395 | ||
4396 | cmd_flags = BNX2_NVM_COMMAND_LAST; | |
4397 | rc = bnx2_nvram_read_dword(bp, offset32, buf, cmd_flags); | |
4398 | ||
4399 | memcpy(ret_buf, buf, 4 - extra); | |
4400 | } | |
4401 | ||
4402 | /* Disable access to flash interface */ | |
4403 | bnx2_disable_nvram_access(bp); | |
4404 | ||
4405 | bnx2_release_nvram_lock(bp); | |
4406 | ||
4407 | return rc; | |
4408 | } | |
4409 | ||
4410 | static int | |
4411 | bnx2_nvram_write(struct bnx2 *bp, u32 offset, u8 *data_buf, | |
4412 | int buf_size) | |
4413 | { | |
4414 | u32 written, offset32, len32; | |
e6be763f | 4415 | u8 *buf, start[4], end[4], *align_buf = NULL, *flash_buffer = NULL; |
b6016b76 MC |
4416 | int rc = 0; |
4417 | int align_start, align_end; | |
4418 | ||
4419 | buf = data_buf; | |
4420 | offset32 = offset; | |
4421 | len32 = buf_size; | |
4422 | align_start = align_end = 0; | |
4423 | ||
4424 | if ((align_start = (offset32 & 3))) { | |
4425 | offset32 &= ~3; | |
c873879c MC |
4426 | len32 += align_start; |
4427 | if (len32 < 4) | |
4428 | len32 = 4; | |
b6016b76 MC |
4429 | if ((rc = bnx2_nvram_read(bp, offset32, start, 4))) |
4430 | return rc; | |
4431 | } | |
4432 | ||
4433 | if (len32 & 3) { | |
c873879c MC |
4434 | align_end = 4 - (len32 & 3); |
4435 | len32 += align_end; | |
4436 | if ((rc = bnx2_nvram_read(bp, offset32 + len32 - 4, end, 4))) | |
4437 | return rc; | |
b6016b76 MC |
4438 | } |
4439 | ||
4440 | if (align_start || align_end) { | |
e6be763f MC |
4441 | align_buf = kmalloc(len32, GFP_KERNEL); |
4442 | if (align_buf == NULL) | |
b6016b76 MC |
4443 | return -ENOMEM; |
4444 | if (align_start) { | |
e6be763f | 4445 | memcpy(align_buf, start, 4); |
b6016b76 MC |
4446 | } |
4447 | if (align_end) { | |
e6be763f | 4448 | memcpy(align_buf + len32 - 4, end, 4); |
b6016b76 | 4449 | } |
e6be763f MC |
4450 | memcpy(align_buf + align_start, data_buf, buf_size); |
4451 | buf = align_buf; | |
b6016b76 MC |
4452 | } |
4453 | ||
e30372c9 | 4454 | if (!(bp->flash_info->flags & BNX2_NV_BUFFERED)) { |
ae181bc4 MC |
4455 | flash_buffer = kmalloc(264, GFP_KERNEL); |
4456 | if (flash_buffer == NULL) { | |
4457 | rc = -ENOMEM; | |
4458 | goto nvram_write_end; | |
4459 | } | |
4460 | } | |
4461 | ||
b6016b76 MC |
4462 | written = 0; |
4463 | while ((written < len32) && (rc == 0)) { | |
4464 | u32 page_start, page_end, data_start, data_end; | |
4465 | u32 addr, cmd_flags; | |
4466 | int i; | |
b6016b76 MC |
4467 | |
4468 | /* Find the page_start addr */ | |
4469 | page_start = offset32 + written; | |
4470 | page_start -= (page_start % bp->flash_info->page_size); | |
4471 | /* Find the page_end addr */ | |
4472 | page_end = page_start + bp->flash_info->page_size; | |
4473 | /* Find the data_start addr */ | |
4474 | data_start = (written == 0) ? offset32 : page_start; | |
4475 | /* Find the data_end addr */ | |
6aa20a22 | 4476 | data_end = (page_end > offset32 + len32) ? |
b6016b76 MC |
4477 | (offset32 + len32) : page_end; |
4478 | ||
4479 | /* Request access to the flash interface. */ | |
4480 | if ((rc = bnx2_acquire_nvram_lock(bp)) != 0) | |
4481 | goto nvram_write_end; | |
4482 | ||
4483 | /* Enable access to flash interface */ | |
4484 | bnx2_enable_nvram_access(bp); | |
4485 | ||
4486 | cmd_flags = BNX2_NVM_COMMAND_FIRST; | |
e30372c9 | 4487 | if (!(bp->flash_info->flags & BNX2_NV_BUFFERED)) { |
b6016b76 MC |
4488 | int j; |
4489 | ||
4490 | /* Read the whole page into the buffer | |
4491 | * (non-buffer flash only) */ | |
4492 | for (j = 0; j < bp->flash_info->page_size; j += 4) { | |
4493 | if (j == (bp->flash_info->page_size - 4)) { | |
4494 | cmd_flags |= BNX2_NVM_COMMAND_LAST; | |
4495 | } | |
4496 | rc = bnx2_nvram_read_dword(bp, | |
6aa20a22 JG |
4497 | page_start + j, |
4498 | &flash_buffer[j], | |
b6016b76 MC |
4499 | cmd_flags); |
4500 | ||
4501 | if (rc) | |
4502 | goto nvram_write_end; | |
4503 | ||
4504 | cmd_flags = 0; | |
4505 | } | |
4506 | } | |
4507 | ||
4508 | /* Enable writes to flash interface (unlock write-protect) */ | |
4509 | if ((rc = bnx2_enable_nvram_write(bp)) != 0) | |
4510 | goto nvram_write_end; | |
4511 | ||
b6016b76 MC |
4512 | /* Loop to write back the buffer data from page_start to |
4513 | * data_start */ | |
4514 | i = 0; | |
e30372c9 | 4515 | if (!(bp->flash_info->flags & BNX2_NV_BUFFERED)) { |
c873879c MC |
4516 | /* Erase the page */ |
4517 | if ((rc = bnx2_nvram_erase_page(bp, page_start)) != 0) | |
4518 | goto nvram_write_end; | |
4519 | ||
4520 | /* Re-enable the write again for the actual write */ | |
4521 | bnx2_enable_nvram_write(bp); | |
4522 | ||
b6016b76 MC |
4523 | for (addr = page_start; addr < data_start; |
4524 | addr += 4, i += 4) { | |
6aa20a22 | 4525 | |
b6016b76 MC |
4526 | rc = bnx2_nvram_write_dword(bp, addr, |
4527 | &flash_buffer[i], cmd_flags); | |
4528 | ||
4529 | if (rc != 0) | |
4530 | goto nvram_write_end; | |
4531 | ||
4532 | cmd_flags = 0; | |
4533 | } | |
4534 | } | |
4535 | ||
4536 | /* Loop to write the new data from data_start to data_end */ | |
bae25761 | 4537 | for (addr = data_start; addr < data_end; addr += 4, i += 4) { |
b6016b76 | 4538 | if ((addr == page_end - 4) || |
e30372c9 | 4539 | ((bp->flash_info->flags & BNX2_NV_BUFFERED) && |
b6016b76 MC |
4540 | (addr == data_end - 4))) { |
4541 | ||
4542 | cmd_flags |= BNX2_NVM_COMMAND_LAST; | |
4543 | } | |
4544 | rc = bnx2_nvram_write_dword(bp, addr, buf, | |
4545 | cmd_flags); | |
4546 | ||
4547 | if (rc != 0) | |
4548 | goto nvram_write_end; | |
4549 | ||
4550 | cmd_flags = 0; | |
4551 | buf += 4; | |
4552 | } | |
4553 | ||
4554 | /* Loop to write back the buffer data from data_end | |
4555 | * to page_end */ | |
e30372c9 | 4556 | if (!(bp->flash_info->flags & BNX2_NV_BUFFERED)) { |
b6016b76 MC |
4557 | for (addr = data_end; addr < page_end; |
4558 | addr += 4, i += 4) { | |
6aa20a22 | 4559 | |
b6016b76 MC |
4560 | if (addr == page_end-4) { |
4561 | cmd_flags = BNX2_NVM_COMMAND_LAST; | |
4562 | } | |
4563 | rc = bnx2_nvram_write_dword(bp, addr, | |
4564 | &flash_buffer[i], cmd_flags); | |
4565 | ||
4566 | if (rc != 0) | |
4567 | goto nvram_write_end; | |
4568 | ||
4569 | cmd_flags = 0; | |
4570 | } | |
4571 | } | |
4572 | ||
4573 | /* Disable writes to flash interface (lock write-protect) */ | |
4574 | bnx2_disable_nvram_write(bp); | |
4575 | ||
4576 | /* Disable access to flash interface */ | |
4577 | bnx2_disable_nvram_access(bp); | |
4578 | bnx2_release_nvram_lock(bp); | |
4579 | ||
4580 | /* Increment written */ | |
4581 | written += data_end - data_start; | |
4582 | } | |
4583 | ||
4584 | nvram_write_end: | |
e6be763f MC |
4585 | kfree(flash_buffer); |
4586 | kfree(align_buf); | |
b6016b76 MC |
4587 | return rc; |
4588 | } | |
4589 | ||
0d8a6571 | 4590 | static void |
7c62e83b | 4591 | bnx2_init_fw_cap(struct bnx2 *bp) |
0d8a6571 | 4592 | { |
7c62e83b | 4593 | u32 val, sig = 0; |
0d8a6571 | 4594 | |
583c28e5 | 4595 | bp->phy_flags &= ~BNX2_PHY_FLAG_REMOTE_PHY_CAP; |
7c62e83b MC |
4596 | bp->flags &= ~BNX2_FLAG_CAN_KEEP_VLAN; |
4597 | ||
4598 | if (!(bp->flags & BNX2_FLAG_ASF_ENABLE)) | |
4599 | bp->flags |= BNX2_FLAG_CAN_KEEP_VLAN; | |
0d8a6571 | 4600 | |
2726d6e1 | 4601 | val = bnx2_shmem_rd(bp, BNX2_FW_CAP_MB); |
0d8a6571 MC |
4602 | if ((val & BNX2_FW_CAP_SIGNATURE_MASK) != BNX2_FW_CAP_SIGNATURE) |
4603 | return; | |
4604 | ||
7c62e83b MC |
4605 | if ((val & BNX2_FW_CAP_CAN_KEEP_VLAN) == BNX2_FW_CAP_CAN_KEEP_VLAN) { |
4606 | bp->flags |= BNX2_FLAG_CAN_KEEP_VLAN; | |
4607 | sig |= BNX2_DRV_ACK_CAP_SIGNATURE | BNX2_FW_CAP_CAN_KEEP_VLAN; | |
4608 | } | |
4609 | ||
4610 | if ((bp->phy_flags & BNX2_PHY_FLAG_SERDES) && | |
4611 | (val & BNX2_FW_CAP_REMOTE_PHY_CAPABLE)) { | |
4612 | u32 link; | |
4613 | ||
583c28e5 | 4614 | bp->phy_flags |= BNX2_PHY_FLAG_REMOTE_PHY_CAP; |
0d8a6571 | 4615 | |
7c62e83b MC |
4616 | link = bnx2_shmem_rd(bp, BNX2_LINK_STATUS); |
4617 | if (link & BNX2_LINK_STATUS_SERDES_LINK) | |
0d8a6571 MC |
4618 | bp->phy_port = PORT_FIBRE; |
4619 | else | |
4620 | bp->phy_port = PORT_TP; | |
489310a4 | 4621 | |
7c62e83b MC |
4622 | sig |= BNX2_DRV_ACK_CAP_SIGNATURE | |
4623 | BNX2_FW_CAP_REMOTE_PHY_CAPABLE; | |
0d8a6571 | 4624 | } |
7c62e83b MC |
4625 | |
4626 | if (netif_running(bp->dev) && sig) | |
4627 | bnx2_shmem_wr(bp, BNX2_DRV_ACK_CAP_MB, sig); | |
0d8a6571 MC |
4628 | } |
4629 | ||
b4b36042 MC |
4630 | static void |
4631 | bnx2_setup_msix_tbl(struct bnx2 *bp) | |
4632 | { | |
4633 | REG_WR(bp, BNX2_PCI_GRC_WINDOW_ADDR, BNX2_PCI_GRC_WINDOW_ADDR_SEP_WIN); | |
4634 | ||
4635 | REG_WR(bp, BNX2_PCI_GRC_WINDOW2_ADDR, BNX2_MSIX_TABLE_ADDR); | |
4636 | REG_WR(bp, BNX2_PCI_GRC_WINDOW3_ADDR, BNX2_MSIX_PBA_ADDR); | |
4637 | } | |
4638 | ||
b6016b76 MC |
4639 | static int |
4640 | bnx2_reset_chip(struct bnx2 *bp, u32 reset_code) | |
4641 | { | |
4642 | u32 val; | |
4643 | int i, rc = 0; | |
489310a4 | 4644 | u8 old_port; |
b6016b76 MC |
4645 | |
4646 | /* Wait for the current PCI transaction to complete before | |
4647 | * issuing a reset. */ | |
a5dac108 EW |
4648 | if ((CHIP_NUM(bp) == CHIP_NUM_5706) || |
4649 | (CHIP_NUM(bp) == CHIP_NUM_5708)) { | |
4650 | REG_WR(bp, BNX2_MISC_ENABLE_CLR_BITS, | |
4651 | BNX2_MISC_ENABLE_CLR_BITS_TX_DMA_ENABLE | | |
4652 | BNX2_MISC_ENABLE_CLR_BITS_DMA_ENGINE_ENABLE | | |
4653 | BNX2_MISC_ENABLE_CLR_BITS_RX_DMA_ENABLE | | |
4654 | BNX2_MISC_ENABLE_CLR_BITS_HOST_COALESCE_ENABLE); | |
4655 | val = REG_RD(bp, BNX2_MISC_ENABLE_CLR_BITS); | |
4656 | udelay(5); | |
4657 | } else { /* 5709 */ | |
4658 | val = REG_RD(bp, BNX2_MISC_NEW_CORE_CTL); | |
4659 | val &= ~BNX2_MISC_NEW_CORE_CTL_DMA_ENABLE; | |
4660 | REG_WR(bp, BNX2_MISC_NEW_CORE_CTL, val); | |
4661 | val = REG_RD(bp, BNX2_MISC_NEW_CORE_CTL); | |
4662 | ||
4663 | for (i = 0; i < 100; i++) { | |
4664 | msleep(1); | |
4665 | val = REG_RD(bp, BNX2_PCICFG_DEVICE_CONTROL); | |
4666 | if (!(val & BNX2_PCICFG_DEVICE_STATUS_NO_PEND)) | |
4667 | break; | |
4668 | } | |
4669 | } | |
b6016b76 | 4670 | |
b090ae2b | 4671 | /* Wait for the firmware to tell us it is ok to issue a reset. */ |
a2f13890 | 4672 | bnx2_fw_sync(bp, BNX2_DRV_MSG_DATA_WAIT0 | reset_code, 1, 1); |
b090ae2b | 4673 | |
b6016b76 MC |
4674 | /* Deposit a driver reset signature so the firmware knows that |
4675 | * this is a soft reset. */ | |
2726d6e1 MC |
4676 | bnx2_shmem_wr(bp, BNX2_DRV_RESET_SIGNATURE, |
4677 | BNX2_DRV_RESET_SIGNATURE_MAGIC); | |
b6016b76 | 4678 | |
b6016b76 MC |
4679 | /* Do a dummy read to force the chip to complete all current transaction |
4680 | * before we issue a reset. */ | |
4681 | val = REG_RD(bp, BNX2_MISC_ID); | |
4682 | ||
234754d5 MC |
4683 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
4684 | REG_WR(bp, BNX2_MISC_COMMAND, BNX2_MISC_COMMAND_SW_RESET); | |
4685 | REG_RD(bp, BNX2_MISC_COMMAND); | |
4686 | udelay(5); | |
b6016b76 | 4687 | |
234754d5 MC |
4688 | val = BNX2_PCICFG_MISC_CONFIG_REG_WINDOW_ENA | |
4689 | BNX2_PCICFG_MISC_CONFIG_TARGET_MB_WORD_SWAP; | |
b6016b76 | 4690 | |
be7ff1af | 4691 | REG_WR(bp, BNX2_PCICFG_MISC_CONFIG, val); |
b6016b76 | 4692 | |
234754d5 MC |
4693 | } else { |
4694 | val = BNX2_PCICFG_MISC_CONFIG_CORE_RST_REQ | | |
4695 | BNX2_PCICFG_MISC_CONFIG_REG_WINDOW_ENA | | |
4696 | BNX2_PCICFG_MISC_CONFIG_TARGET_MB_WORD_SWAP; | |
4697 | ||
4698 | /* Chip reset. */ | |
4699 | REG_WR(bp, BNX2_PCICFG_MISC_CONFIG, val); | |
4700 | ||
594a9dfa MC |
4701 | /* Reading back any register after chip reset will hang the |
4702 | * bus on 5706 A0 and A1. The msleep below provides plenty | |
4703 | * of margin for write posting. | |
4704 | */ | |
234754d5 | 4705 | if ((CHIP_ID(bp) == CHIP_ID_5706_A0) || |
8e545881 AV |
4706 | (CHIP_ID(bp) == CHIP_ID_5706_A1)) |
4707 | msleep(20); | |
b6016b76 | 4708 | |
234754d5 MC |
4709 | /* Reset takes approximate 30 usec */ |
4710 | for (i = 0; i < 10; i++) { | |
4711 | val = REG_RD(bp, BNX2_PCICFG_MISC_CONFIG); | |
4712 | if ((val & (BNX2_PCICFG_MISC_CONFIG_CORE_RST_REQ | | |
4713 | BNX2_PCICFG_MISC_CONFIG_CORE_RST_BSY)) == 0) | |
4714 | break; | |
4715 | udelay(10); | |
4716 | } | |
4717 | ||
4718 | if (val & (BNX2_PCICFG_MISC_CONFIG_CORE_RST_REQ | | |
4719 | BNX2_PCICFG_MISC_CONFIG_CORE_RST_BSY)) { | |
3a9c6a49 | 4720 | pr_err("Chip reset did not complete\n"); |
234754d5 MC |
4721 | return -EBUSY; |
4722 | } | |
b6016b76 MC |
4723 | } |
4724 | ||
4725 | /* Make sure byte swapping is properly configured. */ | |
4726 | val = REG_RD(bp, BNX2_PCI_SWAP_DIAG0); | |
4727 | if (val != 0x01020304) { | |
3a9c6a49 | 4728 | pr_err("Chip not in correct endian mode\n"); |
b6016b76 MC |
4729 | return -ENODEV; |
4730 | } | |
4731 | ||
b6016b76 | 4732 | /* Wait for the firmware to finish its initialization. */ |
a2f13890 | 4733 | rc = bnx2_fw_sync(bp, BNX2_DRV_MSG_DATA_WAIT1 | reset_code, 1, 0); |
b090ae2b MC |
4734 | if (rc) |
4735 | return rc; | |
b6016b76 | 4736 | |
0d8a6571 | 4737 | spin_lock_bh(&bp->phy_lock); |
489310a4 | 4738 | old_port = bp->phy_port; |
7c62e83b | 4739 | bnx2_init_fw_cap(bp); |
583c28e5 MC |
4740 | if ((bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) && |
4741 | old_port != bp->phy_port) | |
0d8a6571 MC |
4742 | bnx2_set_default_remote_link(bp); |
4743 | spin_unlock_bh(&bp->phy_lock); | |
4744 | ||
b6016b76 MC |
4745 | if (CHIP_ID(bp) == CHIP_ID_5706_A0) { |
4746 | /* Adjust the voltage regular to two steps lower. The default | |
4747 | * of this register is 0x0000000e. */ | |
4748 | REG_WR(bp, BNX2_MISC_VREG_CONTROL, 0x000000fa); | |
4749 | ||
4750 | /* Remove bad rbuf memory from the free pool. */ | |
4751 | rc = bnx2_alloc_bad_rbuf(bp); | |
4752 | } | |
4753 | ||
c441b8d2 | 4754 | if (bp->flags & BNX2_FLAG_USING_MSIX) { |
b4b36042 | 4755 | bnx2_setup_msix_tbl(bp); |
c441b8d2 MC |
4756 | /* Prevent MSIX table reads and write from timing out */ |
4757 | REG_WR(bp, BNX2_MISC_ECO_HW_CTL, | |
4758 | BNX2_MISC_ECO_HW_CTL_LARGE_GRC_TMOUT_EN); | |
4759 | } | |
b4b36042 | 4760 | |
b6016b76 MC |
4761 | return rc; |
4762 | } | |
4763 | ||
4764 | static int | |
4765 | bnx2_init_chip(struct bnx2 *bp) | |
4766 | { | |
d8026d93 | 4767 | u32 val, mtu; |
b4b36042 | 4768 | int rc, i; |
b6016b76 MC |
4769 | |
4770 | /* Make sure the interrupt is not active. */ | |
4771 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, BNX2_PCICFG_INT_ACK_CMD_MASK_INT); | |
4772 | ||
4773 | val = BNX2_DMA_CONFIG_DATA_BYTE_SWAP | | |
4774 | BNX2_DMA_CONFIG_DATA_WORD_SWAP | | |
4775 | #ifdef __BIG_ENDIAN | |
6aa20a22 | 4776 | BNX2_DMA_CONFIG_CNTL_BYTE_SWAP | |
b6016b76 | 4777 | #endif |
6aa20a22 | 4778 | BNX2_DMA_CONFIG_CNTL_WORD_SWAP | |
b6016b76 MC |
4779 | DMA_READ_CHANS << 12 | |
4780 | DMA_WRITE_CHANS << 16; | |
4781 | ||
4782 | val |= (0x2 << 20) | (1 << 11); | |
4783 | ||
f86e82fb | 4784 | if ((bp->flags & BNX2_FLAG_PCIX) && (bp->bus_speed_mhz == 133)) |
b6016b76 MC |
4785 | val |= (1 << 23); |
4786 | ||
4787 | if ((CHIP_NUM(bp) == CHIP_NUM_5706) && | |
f86e82fb | 4788 | (CHIP_ID(bp) != CHIP_ID_5706_A0) && !(bp->flags & BNX2_FLAG_PCIX)) |
b6016b76 MC |
4789 | val |= BNX2_DMA_CONFIG_CNTL_PING_PONG_DMA; |
4790 | ||
4791 | REG_WR(bp, BNX2_DMA_CONFIG, val); | |
4792 | ||
4793 | if (CHIP_ID(bp) == CHIP_ID_5706_A0) { | |
4794 | val = REG_RD(bp, BNX2_TDMA_CONFIG); | |
4795 | val |= BNX2_TDMA_CONFIG_ONE_DMA; | |
4796 | REG_WR(bp, BNX2_TDMA_CONFIG, val); | |
4797 | } | |
4798 | ||
f86e82fb | 4799 | if (bp->flags & BNX2_FLAG_PCIX) { |
b6016b76 MC |
4800 | u16 val16; |
4801 | ||
4802 | pci_read_config_word(bp->pdev, bp->pcix_cap + PCI_X_CMD, | |
4803 | &val16); | |
4804 | pci_write_config_word(bp->pdev, bp->pcix_cap + PCI_X_CMD, | |
4805 | val16 & ~PCI_X_CMD_ERO); | |
4806 | } | |
4807 | ||
4808 | REG_WR(bp, BNX2_MISC_ENABLE_SET_BITS, | |
4809 | BNX2_MISC_ENABLE_SET_BITS_HOST_COALESCE_ENABLE | | |
4810 | BNX2_MISC_ENABLE_STATUS_BITS_RX_V2P_ENABLE | | |
4811 | BNX2_MISC_ENABLE_STATUS_BITS_CONTEXT_ENABLE); | |
4812 | ||
4813 | /* Initialize context mapping and zero out the quick contexts. The | |
4814 | * context block must have already been enabled. */ | |
641bdcd5 MC |
4815 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
4816 | rc = bnx2_init_5709_context(bp); | |
4817 | if (rc) | |
4818 | return rc; | |
4819 | } else | |
59b47d8a | 4820 | bnx2_init_context(bp); |
b6016b76 | 4821 | |
fba9fe91 MC |
4822 | if ((rc = bnx2_init_cpus(bp)) != 0) |
4823 | return rc; | |
4824 | ||
b6016b76 MC |
4825 | bnx2_init_nvram(bp); |
4826 | ||
5fcaed01 | 4827 | bnx2_set_mac_addr(bp, bp->dev->dev_addr, 0); |
b6016b76 MC |
4828 | |
4829 | val = REG_RD(bp, BNX2_MQ_CONFIG); | |
4830 | val &= ~BNX2_MQ_CONFIG_KNL_BYP_BLK_SIZE; | |
4831 | val |= BNX2_MQ_CONFIG_KNL_BYP_BLK_SIZE_256; | |
4edd473f MC |
4832 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
4833 | val |= BNX2_MQ_CONFIG_BIN_MQ_MODE; | |
4834 | if (CHIP_REV(bp) == CHIP_REV_Ax) | |
4835 | val |= BNX2_MQ_CONFIG_HALT_DIS; | |
4836 | } | |
68c9f75a | 4837 | |
b6016b76 MC |
4838 | REG_WR(bp, BNX2_MQ_CONFIG, val); |
4839 | ||
4840 | val = 0x10000 + (MAX_CID_CNT * MB_KERNEL_CTX_SIZE); | |
4841 | REG_WR(bp, BNX2_MQ_KNL_BYP_WIND_START, val); | |
4842 | REG_WR(bp, BNX2_MQ_KNL_WIND_END, val); | |
4843 | ||
4844 | val = (BCM_PAGE_BITS - 8) << 24; | |
4845 | REG_WR(bp, BNX2_RV2P_CONFIG, val); | |
4846 | ||
4847 | /* Configure page size. */ | |
4848 | val = REG_RD(bp, BNX2_TBDR_CONFIG); | |
4849 | val &= ~BNX2_TBDR_CONFIG_PAGE_SIZE; | |
4850 | val |= (BCM_PAGE_BITS - 8) << 24 | 0x40; | |
4851 | REG_WR(bp, BNX2_TBDR_CONFIG, val); | |
4852 | ||
4853 | val = bp->mac_addr[0] + | |
4854 | (bp->mac_addr[1] << 8) + | |
4855 | (bp->mac_addr[2] << 16) + | |
4856 | bp->mac_addr[3] + | |
4857 | (bp->mac_addr[4] << 8) + | |
4858 | (bp->mac_addr[5] << 16); | |
4859 | REG_WR(bp, BNX2_EMAC_BACKOFF_SEED, val); | |
4860 | ||
4861 | /* Program the MTU. Also include 4 bytes for CRC32. */ | |
d8026d93 MC |
4862 | mtu = bp->dev->mtu; |
4863 | val = mtu + ETH_HLEN + ETH_FCS_LEN; | |
b6016b76 MC |
4864 | if (val > (MAX_ETHERNET_PACKET_SIZE + 4)) |
4865 | val |= BNX2_EMAC_RX_MTU_SIZE_JUMBO_ENA; | |
4866 | REG_WR(bp, BNX2_EMAC_RX_MTU_SIZE, val); | |
4867 | ||
d8026d93 MC |
4868 | if (mtu < 1500) |
4869 | mtu = 1500; | |
4870 | ||
4871 | bnx2_reg_wr_ind(bp, BNX2_RBUF_CONFIG, BNX2_RBUF_CONFIG_VAL(mtu)); | |
4872 | bnx2_reg_wr_ind(bp, BNX2_RBUF_CONFIG2, BNX2_RBUF_CONFIG2_VAL(mtu)); | |
4873 | bnx2_reg_wr_ind(bp, BNX2_RBUF_CONFIG3, BNX2_RBUF_CONFIG3_VAL(mtu)); | |
4874 | ||
155d5561 | 4875 | memset(bp->bnx2_napi[0].status_blk.msi, 0, bp->status_stats_size); |
b4b36042 MC |
4876 | for (i = 0; i < BNX2_MAX_MSIX_VEC; i++) |
4877 | bp->bnx2_napi[i].last_status_idx = 0; | |
4878 | ||
efba0180 MC |
4879 | bp->idle_chk_status_idx = 0xffff; |
4880 | ||
b6016b76 MC |
4881 | bp->rx_mode = BNX2_EMAC_RX_MODE_SORT_MODE; |
4882 | ||
4883 | /* Set up how to generate a link change interrupt. */ | |
4884 | REG_WR(bp, BNX2_EMAC_ATTENTION_ENA, BNX2_EMAC_ATTENTION_ENA_LINK); | |
4885 | ||
4886 | REG_WR(bp, BNX2_HC_STATUS_ADDR_L, | |
4887 | (u64) bp->status_blk_mapping & 0xffffffff); | |
4888 | REG_WR(bp, BNX2_HC_STATUS_ADDR_H, (u64) bp->status_blk_mapping >> 32); | |
4889 | ||
4890 | REG_WR(bp, BNX2_HC_STATISTICS_ADDR_L, | |
4891 | (u64) bp->stats_blk_mapping & 0xffffffff); | |
4892 | REG_WR(bp, BNX2_HC_STATISTICS_ADDR_H, | |
4893 | (u64) bp->stats_blk_mapping >> 32); | |
4894 | ||
6aa20a22 | 4895 | REG_WR(bp, BNX2_HC_TX_QUICK_CONS_TRIP, |
b6016b76 MC |
4896 | (bp->tx_quick_cons_trip_int << 16) | bp->tx_quick_cons_trip); |
4897 | ||
4898 | REG_WR(bp, BNX2_HC_RX_QUICK_CONS_TRIP, | |
4899 | (bp->rx_quick_cons_trip_int << 16) | bp->rx_quick_cons_trip); | |
4900 | ||
4901 | REG_WR(bp, BNX2_HC_COMP_PROD_TRIP, | |
4902 | (bp->comp_prod_trip_int << 16) | bp->comp_prod_trip); | |
4903 | ||
4904 | REG_WR(bp, BNX2_HC_TX_TICKS, (bp->tx_ticks_int << 16) | bp->tx_ticks); | |
4905 | ||
4906 | REG_WR(bp, BNX2_HC_RX_TICKS, (bp->rx_ticks_int << 16) | bp->rx_ticks); | |
4907 | ||
4908 | REG_WR(bp, BNX2_HC_COM_TICKS, | |
4909 | (bp->com_ticks_int << 16) | bp->com_ticks); | |
4910 | ||
4911 | REG_WR(bp, BNX2_HC_CMD_TICKS, | |
4912 | (bp->cmd_ticks_int << 16) | bp->cmd_ticks); | |
4913 | ||
61d9e3fa | 4914 | if (bp->flags & BNX2_FLAG_BROKEN_STATS) |
02537b06 MC |
4915 | REG_WR(bp, BNX2_HC_STATS_TICKS, 0); |
4916 | else | |
7ea6920e | 4917 | REG_WR(bp, BNX2_HC_STATS_TICKS, bp->stats_ticks); |
b6016b76 MC |
4918 | REG_WR(bp, BNX2_HC_STAT_COLLECT_TICKS, 0xbb8); /* 3ms */ |
4919 | ||
4920 | if (CHIP_ID(bp) == CHIP_ID_5706_A1) | |
8e6a72c4 | 4921 | val = BNX2_HC_CONFIG_COLLECT_STATS; |
b6016b76 | 4922 | else { |
8e6a72c4 MC |
4923 | val = BNX2_HC_CONFIG_RX_TMR_MODE | BNX2_HC_CONFIG_TX_TMR_MODE | |
4924 | BNX2_HC_CONFIG_COLLECT_STATS; | |
b6016b76 MC |
4925 | } |
4926 | ||
efde73a3 | 4927 | if (bp->flags & BNX2_FLAG_USING_MSIX) { |
c76c0475 MC |
4928 | REG_WR(bp, BNX2_HC_MSIX_BIT_VECTOR, |
4929 | BNX2_HC_MSIX_BIT_VECTOR_VAL); | |
4930 | ||
5e9ad9e1 MC |
4931 | val |= BNX2_HC_CONFIG_SB_ADDR_INC_128B; |
4932 | } | |
4933 | ||
4934 | if (bp->flags & BNX2_FLAG_ONE_SHOT_MSI) | |
cf7474a6 | 4935 | val |= BNX2_HC_CONFIG_ONE_SHOT | BNX2_HC_CONFIG_USE_INT_PARAM; |
5e9ad9e1 MC |
4936 | |
4937 | REG_WR(bp, BNX2_HC_CONFIG, val); | |
4938 | ||
22fa159d MC |
4939 | if (bp->rx_ticks < 25) |
4940 | bnx2_reg_wr_ind(bp, BNX2_FW_RX_LOW_LATENCY, 1); | |
4941 | else | |
4942 | bnx2_reg_wr_ind(bp, BNX2_FW_RX_LOW_LATENCY, 0); | |
4943 | ||
5e9ad9e1 MC |
4944 | for (i = 1; i < bp->irq_nvecs; i++) { |
4945 | u32 base = ((i - 1) * BNX2_HC_SB_CONFIG_SIZE) + | |
4946 | BNX2_HC_SB_CONFIG_1; | |
4947 | ||
6f743ca0 | 4948 | REG_WR(bp, base, |
c76c0475 | 4949 | BNX2_HC_SB_CONFIG_1_TX_TMR_MODE | |
5e9ad9e1 | 4950 | BNX2_HC_SB_CONFIG_1_RX_TMR_MODE | |
c76c0475 MC |
4951 | BNX2_HC_SB_CONFIG_1_ONE_SHOT); |
4952 | ||
6f743ca0 | 4953 | REG_WR(bp, base + BNX2_HC_TX_QUICK_CONS_TRIP_OFF, |
c76c0475 MC |
4954 | (bp->tx_quick_cons_trip_int << 16) | |
4955 | bp->tx_quick_cons_trip); | |
4956 | ||
6f743ca0 | 4957 | REG_WR(bp, base + BNX2_HC_TX_TICKS_OFF, |
c76c0475 MC |
4958 | (bp->tx_ticks_int << 16) | bp->tx_ticks); |
4959 | ||
5e9ad9e1 MC |
4960 | REG_WR(bp, base + BNX2_HC_RX_QUICK_CONS_TRIP_OFF, |
4961 | (bp->rx_quick_cons_trip_int << 16) | | |
4962 | bp->rx_quick_cons_trip); | |
8e6a72c4 | 4963 | |
5e9ad9e1 MC |
4964 | REG_WR(bp, base + BNX2_HC_RX_TICKS_OFF, |
4965 | (bp->rx_ticks_int << 16) | bp->rx_ticks); | |
4966 | } | |
8e6a72c4 | 4967 | |
b6016b76 MC |
4968 | /* Clear internal stats counters. */ |
4969 | REG_WR(bp, BNX2_HC_COMMAND, BNX2_HC_COMMAND_CLR_STAT_NOW); | |
4970 | ||
da3e4fbe | 4971 | REG_WR(bp, BNX2_HC_ATTN_BITS_ENABLE, STATUS_ATTN_EVENTS); |
b6016b76 MC |
4972 | |
4973 | /* Initialize the receive filter. */ | |
4974 | bnx2_set_rx_mode(bp->dev); | |
4975 | ||
0aa38df7 MC |
4976 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
4977 | val = REG_RD(bp, BNX2_MISC_NEW_CORE_CTL); | |
4978 | val |= BNX2_MISC_NEW_CORE_CTL_DMA_ENABLE; | |
4979 | REG_WR(bp, BNX2_MISC_NEW_CORE_CTL, val); | |
4980 | } | |
b090ae2b | 4981 | rc = bnx2_fw_sync(bp, BNX2_DRV_MSG_DATA_WAIT2 | BNX2_DRV_MSG_CODE_RESET, |
a2f13890 | 4982 | 1, 0); |
b6016b76 | 4983 | |
df149d70 | 4984 | REG_WR(bp, BNX2_MISC_ENABLE_SET_BITS, BNX2_MISC_ENABLE_DEFAULT); |
b6016b76 MC |
4985 | REG_RD(bp, BNX2_MISC_ENABLE_SET_BITS); |
4986 | ||
4987 | udelay(20); | |
4988 | ||
bf5295bb MC |
4989 | bp->hc_cmd = REG_RD(bp, BNX2_HC_COMMAND); |
4990 | ||
b090ae2b | 4991 | return rc; |
b6016b76 MC |
4992 | } |
4993 | ||
c76c0475 MC |
4994 | static void |
4995 | bnx2_clear_ring_states(struct bnx2 *bp) | |
4996 | { | |
4997 | struct bnx2_napi *bnapi; | |
35e9010b | 4998 | struct bnx2_tx_ring_info *txr; |
bb4f98ab | 4999 | struct bnx2_rx_ring_info *rxr; |
c76c0475 MC |
5000 | int i; |
5001 | ||
5002 | for (i = 0; i < BNX2_MAX_MSIX_VEC; i++) { | |
5003 | bnapi = &bp->bnx2_napi[i]; | |
35e9010b | 5004 | txr = &bnapi->tx_ring; |
bb4f98ab | 5005 | rxr = &bnapi->rx_ring; |
c76c0475 | 5006 | |
35e9010b MC |
5007 | txr->tx_cons = 0; |
5008 | txr->hw_tx_cons = 0; | |
bb4f98ab MC |
5009 | rxr->rx_prod_bseq = 0; |
5010 | rxr->rx_prod = 0; | |
5011 | rxr->rx_cons = 0; | |
5012 | rxr->rx_pg_prod = 0; | |
5013 | rxr->rx_pg_cons = 0; | |
c76c0475 MC |
5014 | } |
5015 | } | |
5016 | ||
59b47d8a | 5017 | static void |
35e9010b | 5018 | bnx2_init_tx_context(struct bnx2 *bp, u32 cid, struct bnx2_tx_ring_info *txr) |
59b47d8a MC |
5019 | { |
5020 | u32 val, offset0, offset1, offset2, offset3; | |
62a8313c | 5021 | u32 cid_addr = GET_CID_ADDR(cid); |
59b47d8a MC |
5022 | |
5023 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { | |
5024 | offset0 = BNX2_L2CTX_TYPE_XI; | |
5025 | offset1 = BNX2_L2CTX_CMD_TYPE_XI; | |
5026 | offset2 = BNX2_L2CTX_TBDR_BHADDR_HI_XI; | |
5027 | offset3 = BNX2_L2CTX_TBDR_BHADDR_LO_XI; | |
5028 | } else { | |
5029 | offset0 = BNX2_L2CTX_TYPE; | |
5030 | offset1 = BNX2_L2CTX_CMD_TYPE; | |
5031 | offset2 = BNX2_L2CTX_TBDR_BHADDR_HI; | |
5032 | offset3 = BNX2_L2CTX_TBDR_BHADDR_LO; | |
5033 | } | |
5034 | val = BNX2_L2CTX_TYPE_TYPE_L2 | BNX2_L2CTX_TYPE_SIZE_L2; | |
62a8313c | 5035 | bnx2_ctx_wr(bp, cid_addr, offset0, val); |
59b47d8a MC |
5036 | |
5037 | val = BNX2_L2CTX_CMD_TYPE_TYPE_L2 | (8 << 16); | |
62a8313c | 5038 | bnx2_ctx_wr(bp, cid_addr, offset1, val); |
59b47d8a | 5039 | |
35e9010b | 5040 | val = (u64) txr->tx_desc_mapping >> 32; |
62a8313c | 5041 | bnx2_ctx_wr(bp, cid_addr, offset2, val); |
59b47d8a | 5042 | |
35e9010b | 5043 | val = (u64) txr->tx_desc_mapping & 0xffffffff; |
62a8313c | 5044 | bnx2_ctx_wr(bp, cid_addr, offset3, val); |
59b47d8a | 5045 | } |
b6016b76 MC |
5046 | |
5047 | static void | |
35e9010b | 5048 | bnx2_init_tx_ring(struct bnx2 *bp, int ring_num) |
b6016b76 MC |
5049 | { |
5050 | struct tx_bd *txbd; | |
c76c0475 MC |
5051 | u32 cid = TX_CID; |
5052 | struct bnx2_napi *bnapi; | |
35e9010b | 5053 | struct bnx2_tx_ring_info *txr; |
c76c0475 | 5054 | |
35e9010b MC |
5055 | bnapi = &bp->bnx2_napi[ring_num]; |
5056 | txr = &bnapi->tx_ring; | |
5057 | ||
5058 | if (ring_num == 0) | |
5059 | cid = TX_CID; | |
5060 | else | |
5061 | cid = TX_TSS_CID + ring_num - 1; | |
b6016b76 | 5062 | |
2f8af120 MC |
5063 | bp->tx_wake_thresh = bp->tx_ring_size / 2; |
5064 | ||
35e9010b | 5065 | txbd = &txr->tx_desc_ring[MAX_TX_DESC_CNT]; |
6aa20a22 | 5066 | |
35e9010b MC |
5067 | txbd->tx_bd_haddr_hi = (u64) txr->tx_desc_mapping >> 32; |
5068 | txbd->tx_bd_haddr_lo = (u64) txr->tx_desc_mapping & 0xffffffff; | |
b6016b76 | 5069 | |
35e9010b MC |
5070 | txr->tx_prod = 0; |
5071 | txr->tx_prod_bseq = 0; | |
6aa20a22 | 5072 | |
35e9010b MC |
5073 | txr->tx_bidx_addr = MB_GET_CID_ADDR(cid) + BNX2_L2CTX_TX_HOST_BIDX; |
5074 | txr->tx_bseq_addr = MB_GET_CID_ADDR(cid) + BNX2_L2CTX_TX_HOST_BSEQ; | |
b6016b76 | 5075 | |
35e9010b | 5076 | bnx2_init_tx_context(bp, cid, txr); |
b6016b76 MC |
5077 | } |
5078 | ||
5079 | static void | |
5d5d0015 MC |
5080 | bnx2_init_rxbd_rings(struct rx_bd *rx_ring[], dma_addr_t dma[], u32 buf_size, |
5081 | int num_rings) | |
b6016b76 | 5082 | { |
b6016b76 | 5083 | int i; |
5d5d0015 | 5084 | struct rx_bd *rxbd; |
6aa20a22 | 5085 | |
5d5d0015 | 5086 | for (i = 0; i < num_rings; i++) { |
13daffa2 | 5087 | int j; |
b6016b76 | 5088 | |
5d5d0015 | 5089 | rxbd = &rx_ring[i][0]; |
13daffa2 | 5090 | for (j = 0; j < MAX_RX_DESC_CNT; j++, rxbd++) { |
5d5d0015 | 5091 | rxbd->rx_bd_len = buf_size; |
13daffa2 MC |
5092 | rxbd->rx_bd_flags = RX_BD_FLAGS_START | RX_BD_FLAGS_END; |
5093 | } | |
5d5d0015 | 5094 | if (i == (num_rings - 1)) |
13daffa2 MC |
5095 | j = 0; |
5096 | else | |
5097 | j = i + 1; | |
5d5d0015 MC |
5098 | rxbd->rx_bd_haddr_hi = (u64) dma[j] >> 32; |
5099 | rxbd->rx_bd_haddr_lo = (u64) dma[j] & 0xffffffff; | |
13daffa2 | 5100 | } |
5d5d0015 MC |
5101 | } |
5102 | ||
5103 | static void | |
bb4f98ab | 5104 | bnx2_init_rx_ring(struct bnx2 *bp, int ring_num) |
5d5d0015 MC |
5105 | { |
5106 | int i; | |
5107 | u16 prod, ring_prod; | |
bb4f98ab MC |
5108 | u32 cid, rx_cid_addr, val; |
5109 | struct bnx2_napi *bnapi = &bp->bnx2_napi[ring_num]; | |
5110 | struct bnx2_rx_ring_info *rxr = &bnapi->rx_ring; | |
5111 | ||
5112 | if (ring_num == 0) | |
5113 | cid = RX_CID; | |
5114 | else | |
5115 | cid = RX_RSS_CID + ring_num - 1; | |
5116 | ||
5117 | rx_cid_addr = GET_CID_ADDR(cid); | |
5d5d0015 | 5118 | |
bb4f98ab | 5119 | bnx2_init_rxbd_rings(rxr->rx_desc_ring, rxr->rx_desc_mapping, |
5d5d0015 MC |
5120 | bp->rx_buf_use_size, bp->rx_max_ring); |
5121 | ||
bb4f98ab | 5122 | bnx2_init_rx_context(bp, cid); |
83e3fc89 MC |
5123 | |
5124 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { | |
5125 | val = REG_RD(bp, BNX2_MQ_MAP_L2_5); | |
5126 | REG_WR(bp, BNX2_MQ_MAP_L2_5, val | BNX2_MQ_MAP_L2_5_ARM); | |
5127 | } | |
5128 | ||
62a8313c | 5129 | bnx2_ctx_wr(bp, rx_cid_addr, BNX2_L2CTX_PG_BUF_SIZE, 0); |
47bf4246 | 5130 | if (bp->rx_pg_ring_size) { |
bb4f98ab MC |
5131 | bnx2_init_rxbd_rings(rxr->rx_pg_desc_ring, |
5132 | rxr->rx_pg_desc_mapping, | |
47bf4246 MC |
5133 | PAGE_SIZE, bp->rx_max_pg_ring); |
5134 | val = (bp->rx_buf_use_size << 16) | PAGE_SIZE; | |
62a8313c MC |
5135 | bnx2_ctx_wr(bp, rx_cid_addr, BNX2_L2CTX_PG_BUF_SIZE, val); |
5136 | bnx2_ctx_wr(bp, rx_cid_addr, BNX2_L2CTX_RBDC_KEY, | |
5e9ad9e1 | 5137 | BNX2_L2CTX_RBDC_JUMBO_KEY - ring_num); |
47bf4246 | 5138 | |
bb4f98ab | 5139 | val = (u64) rxr->rx_pg_desc_mapping[0] >> 32; |
62a8313c | 5140 | bnx2_ctx_wr(bp, rx_cid_addr, BNX2_L2CTX_NX_PG_BDHADDR_HI, val); |
47bf4246 | 5141 | |
bb4f98ab | 5142 | val = (u64) rxr->rx_pg_desc_mapping[0] & 0xffffffff; |
62a8313c | 5143 | bnx2_ctx_wr(bp, rx_cid_addr, BNX2_L2CTX_NX_PG_BDHADDR_LO, val); |
47bf4246 MC |
5144 | |
5145 | if (CHIP_NUM(bp) == CHIP_NUM_5709) | |
5146 | REG_WR(bp, BNX2_MQ_MAP_L2_3, BNX2_MQ_MAP_L2_3_DEFAULT); | |
5147 | } | |
b6016b76 | 5148 | |
bb4f98ab | 5149 | val = (u64) rxr->rx_desc_mapping[0] >> 32; |
62a8313c | 5150 | bnx2_ctx_wr(bp, rx_cid_addr, BNX2_L2CTX_NX_BDHADDR_HI, val); |
b6016b76 | 5151 | |
bb4f98ab | 5152 | val = (u64) rxr->rx_desc_mapping[0] & 0xffffffff; |
62a8313c | 5153 | bnx2_ctx_wr(bp, rx_cid_addr, BNX2_L2CTX_NX_BDHADDR_LO, val); |
b6016b76 | 5154 | |
bb4f98ab | 5155 | ring_prod = prod = rxr->rx_pg_prod; |
47bf4246 | 5156 | for (i = 0; i < bp->rx_pg_ring_size; i++) { |
a2df00aa | 5157 | if (bnx2_alloc_rx_page(bp, rxr, ring_prod, GFP_KERNEL) < 0) { |
3a9c6a49 JP |
5158 | netdev_warn(bp->dev, "init'ed rx page ring %d with %d/%d pages only\n", |
5159 | ring_num, i, bp->rx_pg_ring_size); | |
47bf4246 | 5160 | break; |
b929e53c | 5161 | } |
47bf4246 MC |
5162 | prod = NEXT_RX_BD(prod); |
5163 | ring_prod = RX_PG_RING_IDX(prod); | |
5164 | } | |
bb4f98ab | 5165 | rxr->rx_pg_prod = prod; |
47bf4246 | 5166 | |
bb4f98ab | 5167 | ring_prod = prod = rxr->rx_prod; |
236b6394 | 5168 | for (i = 0; i < bp->rx_ring_size; i++) { |
a2df00aa | 5169 | if (bnx2_alloc_rx_skb(bp, rxr, ring_prod, GFP_KERNEL) < 0) { |
3a9c6a49 JP |
5170 | netdev_warn(bp->dev, "init'ed rx ring %d with %d/%d skbs only\n", |
5171 | ring_num, i, bp->rx_ring_size); | |
b6016b76 | 5172 | break; |
b929e53c | 5173 | } |
b6016b76 MC |
5174 | prod = NEXT_RX_BD(prod); |
5175 | ring_prod = RX_RING_IDX(prod); | |
5176 | } | |
bb4f98ab | 5177 | rxr->rx_prod = prod; |
b6016b76 | 5178 | |
bb4f98ab MC |
5179 | rxr->rx_bidx_addr = MB_GET_CID_ADDR(cid) + BNX2_L2CTX_HOST_BDIDX; |
5180 | rxr->rx_bseq_addr = MB_GET_CID_ADDR(cid) + BNX2_L2CTX_HOST_BSEQ; | |
5181 | rxr->rx_pg_bidx_addr = MB_GET_CID_ADDR(cid) + BNX2_L2CTX_HOST_PG_BDIDX; | |
b6016b76 | 5182 | |
bb4f98ab MC |
5183 | REG_WR16(bp, rxr->rx_pg_bidx_addr, rxr->rx_pg_prod); |
5184 | REG_WR16(bp, rxr->rx_bidx_addr, prod); | |
5185 | ||
5186 | REG_WR(bp, rxr->rx_bseq_addr, rxr->rx_prod_bseq); | |
b6016b76 MC |
5187 | } |
5188 | ||
35e9010b MC |
5189 | static void |
5190 | bnx2_init_all_rings(struct bnx2 *bp) | |
5191 | { | |
5192 | int i; | |
5e9ad9e1 | 5193 | u32 val; |
35e9010b MC |
5194 | |
5195 | bnx2_clear_ring_states(bp); | |
5196 | ||
5197 | REG_WR(bp, BNX2_TSCH_TSS_CFG, 0); | |
5198 | for (i = 0; i < bp->num_tx_rings; i++) | |
5199 | bnx2_init_tx_ring(bp, i); | |
5200 | ||
5201 | if (bp->num_tx_rings > 1) | |
5202 | REG_WR(bp, BNX2_TSCH_TSS_CFG, ((bp->num_tx_rings - 1) << 24) | | |
5203 | (TX_TSS_CID << 7)); | |
5204 | ||
5e9ad9e1 MC |
5205 | REG_WR(bp, BNX2_RLUP_RSS_CONFIG, 0); |
5206 | bnx2_reg_wr_ind(bp, BNX2_RXP_SCRATCH_RSS_TBL_SZ, 0); | |
5207 | ||
bb4f98ab MC |
5208 | for (i = 0; i < bp->num_rx_rings; i++) |
5209 | bnx2_init_rx_ring(bp, i); | |
5e9ad9e1 MC |
5210 | |
5211 | if (bp->num_rx_rings > 1) { | |
22fa159d | 5212 | u32 tbl_32 = 0; |
5e9ad9e1 MC |
5213 | |
5214 | for (i = 0; i < BNX2_RXP_SCRATCH_RSS_TBL_MAX_ENTRIES; i++) { | |
22fa159d MC |
5215 | int shift = (i % 8) << 2; |
5216 | ||
5217 | tbl_32 |= (i % (bp->num_rx_rings - 1)) << shift; | |
5218 | if ((i % 8) == 7) { | |
5219 | REG_WR(bp, BNX2_RLUP_RSS_DATA, tbl_32); | |
5220 | REG_WR(bp, BNX2_RLUP_RSS_COMMAND, (i >> 3) | | |
5221 | BNX2_RLUP_RSS_COMMAND_RSS_WRITE_MASK | | |
5222 | BNX2_RLUP_RSS_COMMAND_WRITE | | |
5223 | BNX2_RLUP_RSS_COMMAND_HASH_MASK); | |
5224 | tbl_32 = 0; | |
5225 | } | |
5e9ad9e1 MC |
5226 | } |
5227 | ||
5228 | val = BNX2_RLUP_RSS_CONFIG_IPV4_RSS_TYPE_ALL_XI | | |
5229 | BNX2_RLUP_RSS_CONFIG_IPV6_RSS_TYPE_ALL_XI; | |
5230 | ||
5231 | REG_WR(bp, BNX2_RLUP_RSS_CONFIG, val); | |
5232 | ||
5233 | } | |
35e9010b MC |
5234 | } |
5235 | ||
5d5d0015 | 5236 | static u32 bnx2_find_max_ring(u32 ring_size, u32 max_size) |
13daffa2 | 5237 | { |
5d5d0015 | 5238 | u32 max, num_rings = 1; |
13daffa2 | 5239 | |
5d5d0015 MC |
5240 | while (ring_size > MAX_RX_DESC_CNT) { |
5241 | ring_size -= MAX_RX_DESC_CNT; | |
13daffa2 MC |
5242 | num_rings++; |
5243 | } | |
5244 | /* round to next power of 2 */ | |
5d5d0015 | 5245 | max = max_size; |
13daffa2 MC |
5246 | while ((max & num_rings) == 0) |
5247 | max >>= 1; | |
5248 | ||
5249 | if (num_rings != max) | |
5250 | max <<= 1; | |
5251 | ||
5d5d0015 MC |
5252 | return max; |
5253 | } | |
5254 | ||
5255 | static void | |
5256 | bnx2_set_rx_ring_size(struct bnx2 *bp, u32 size) | |
5257 | { | |
84eaa187 | 5258 | u32 rx_size, rx_space, jumbo_size; |
5d5d0015 MC |
5259 | |
5260 | /* 8 for CRC and VLAN */ | |
d89cb6af | 5261 | rx_size = bp->dev->mtu + ETH_HLEN + BNX2_RX_OFFSET + 8; |
5d5d0015 | 5262 | |
84eaa187 MC |
5263 | rx_space = SKB_DATA_ALIGN(rx_size + BNX2_RX_ALIGN) + NET_SKB_PAD + |
5264 | sizeof(struct skb_shared_info); | |
5265 | ||
601d3d18 | 5266 | bp->rx_copy_thresh = BNX2_RX_COPY_THRESH; |
47bf4246 MC |
5267 | bp->rx_pg_ring_size = 0; |
5268 | bp->rx_max_pg_ring = 0; | |
5269 | bp->rx_max_pg_ring_idx = 0; | |
f86e82fb | 5270 | if ((rx_space > PAGE_SIZE) && !(bp->flags & BNX2_FLAG_JUMBO_BROKEN)) { |
84eaa187 MC |
5271 | int pages = PAGE_ALIGN(bp->dev->mtu - 40) >> PAGE_SHIFT; |
5272 | ||
5273 | jumbo_size = size * pages; | |
5274 | if (jumbo_size > MAX_TOTAL_RX_PG_DESC_CNT) | |
5275 | jumbo_size = MAX_TOTAL_RX_PG_DESC_CNT; | |
5276 | ||
5277 | bp->rx_pg_ring_size = jumbo_size; | |
5278 | bp->rx_max_pg_ring = bnx2_find_max_ring(jumbo_size, | |
5279 | MAX_RX_PG_RINGS); | |
5280 | bp->rx_max_pg_ring_idx = (bp->rx_max_pg_ring * RX_DESC_CNT) - 1; | |
601d3d18 | 5281 | rx_size = BNX2_RX_COPY_THRESH + BNX2_RX_OFFSET; |
84eaa187 MC |
5282 | bp->rx_copy_thresh = 0; |
5283 | } | |
5d5d0015 MC |
5284 | |
5285 | bp->rx_buf_use_size = rx_size; | |
5286 | /* hw alignment */ | |
5287 | bp->rx_buf_size = bp->rx_buf_use_size + BNX2_RX_ALIGN; | |
d89cb6af | 5288 | bp->rx_jumbo_thresh = rx_size - BNX2_RX_OFFSET; |
5d5d0015 MC |
5289 | bp->rx_ring_size = size; |
5290 | bp->rx_max_ring = bnx2_find_max_ring(size, MAX_RX_RINGS); | |
13daffa2 MC |
5291 | bp->rx_max_ring_idx = (bp->rx_max_ring * RX_DESC_CNT) - 1; |
5292 | } | |
5293 | ||
b6016b76 MC |
5294 | static void |
5295 | bnx2_free_tx_skbs(struct bnx2 *bp) | |
5296 | { | |
5297 | int i; | |
5298 | ||
35e9010b MC |
5299 | for (i = 0; i < bp->num_tx_rings; i++) { |
5300 | struct bnx2_napi *bnapi = &bp->bnx2_napi[i]; | |
5301 | struct bnx2_tx_ring_info *txr = &bnapi->tx_ring; | |
5302 | int j; | |
b6016b76 | 5303 | |
35e9010b | 5304 | if (txr->tx_buf_ring == NULL) |
b6016b76 | 5305 | continue; |
b6016b76 | 5306 | |
35e9010b | 5307 | for (j = 0; j < TX_DESC_CNT; ) { |
3d16af86 | 5308 | struct sw_tx_bd *tx_buf = &txr->tx_buf_ring[j]; |
35e9010b | 5309 | struct sk_buff *skb = tx_buf->skb; |
e95524a7 | 5310 | int k, last; |
35e9010b MC |
5311 | |
5312 | if (skb == NULL) { | |
5313 | j++; | |
5314 | continue; | |
5315 | } | |
5316 | ||
36227e88 | 5317 | dma_unmap_single(&bp->pdev->dev, |
1a4ccc2d | 5318 | dma_unmap_addr(tx_buf, mapping), |
e95524a7 AD |
5319 | skb_headlen(skb), |
5320 | PCI_DMA_TODEVICE); | |
b6016b76 | 5321 | |
35e9010b | 5322 | tx_buf->skb = NULL; |
b6016b76 | 5323 | |
e95524a7 AD |
5324 | last = tx_buf->nr_frags; |
5325 | j++; | |
5326 | for (k = 0; k < last; k++, j++) { | |
5327 | tx_buf = &txr->tx_buf_ring[TX_RING_IDX(j)]; | |
36227e88 | 5328 | dma_unmap_page(&bp->pdev->dev, |
1a4ccc2d | 5329 | dma_unmap_addr(tx_buf, mapping), |
e95524a7 AD |
5330 | skb_shinfo(skb)->frags[k].size, |
5331 | PCI_DMA_TODEVICE); | |
5332 | } | |
35e9010b | 5333 | dev_kfree_skb(skb); |
b6016b76 | 5334 | } |
b6016b76 | 5335 | } |
b6016b76 MC |
5336 | } |
5337 | ||
5338 | static void | |
5339 | bnx2_free_rx_skbs(struct bnx2 *bp) | |
5340 | { | |
5341 | int i; | |
5342 | ||
bb4f98ab MC |
5343 | for (i = 0; i < bp->num_rx_rings; i++) { |
5344 | struct bnx2_napi *bnapi = &bp->bnx2_napi[i]; | |
5345 | struct bnx2_rx_ring_info *rxr = &bnapi->rx_ring; | |
5346 | int j; | |
b6016b76 | 5347 | |
bb4f98ab MC |
5348 | if (rxr->rx_buf_ring == NULL) |
5349 | return; | |
b6016b76 | 5350 | |
bb4f98ab MC |
5351 | for (j = 0; j < bp->rx_max_ring_idx; j++) { |
5352 | struct sw_bd *rx_buf = &rxr->rx_buf_ring[j]; | |
5353 | struct sk_buff *skb = rx_buf->skb; | |
b6016b76 | 5354 | |
bb4f98ab MC |
5355 | if (skb == NULL) |
5356 | continue; | |
b6016b76 | 5357 | |
36227e88 | 5358 | dma_unmap_single(&bp->pdev->dev, |
1a4ccc2d | 5359 | dma_unmap_addr(rx_buf, mapping), |
bb4f98ab MC |
5360 | bp->rx_buf_use_size, |
5361 | PCI_DMA_FROMDEVICE); | |
b6016b76 | 5362 | |
bb4f98ab MC |
5363 | rx_buf->skb = NULL; |
5364 | ||
5365 | dev_kfree_skb(skb); | |
5366 | } | |
5367 | for (j = 0; j < bp->rx_max_pg_ring_idx; j++) | |
5368 | bnx2_free_rx_page(bp, rxr, j); | |
b6016b76 MC |
5369 | } |
5370 | } | |
5371 | ||
5372 | static void | |
5373 | bnx2_free_skbs(struct bnx2 *bp) | |
5374 | { | |
5375 | bnx2_free_tx_skbs(bp); | |
5376 | bnx2_free_rx_skbs(bp); | |
5377 | } | |
5378 | ||
5379 | static int | |
5380 | bnx2_reset_nic(struct bnx2 *bp, u32 reset_code) | |
5381 | { | |
5382 | int rc; | |
5383 | ||
5384 | rc = bnx2_reset_chip(bp, reset_code); | |
5385 | bnx2_free_skbs(bp); | |
5386 | if (rc) | |
5387 | return rc; | |
5388 | ||
fba9fe91 MC |
5389 | if ((rc = bnx2_init_chip(bp)) != 0) |
5390 | return rc; | |
5391 | ||
35e9010b | 5392 | bnx2_init_all_rings(bp); |
b6016b76 MC |
5393 | return 0; |
5394 | } | |
5395 | ||
5396 | static int | |
9a120bc5 | 5397 | bnx2_init_nic(struct bnx2 *bp, int reset_phy) |
b6016b76 MC |
5398 | { |
5399 | int rc; | |
5400 | ||
5401 | if ((rc = bnx2_reset_nic(bp, BNX2_DRV_MSG_CODE_RESET)) != 0) | |
5402 | return rc; | |
5403 | ||
80be4434 | 5404 | spin_lock_bh(&bp->phy_lock); |
9a120bc5 | 5405 | bnx2_init_phy(bp, reset_phy); |
b6016b76 | 5406 | bnx2_set_link(bp); |
543a827d MC |
5407 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) |
5408 | bnx2_remote_phy_event(bp); | |
0d8a6571 | 5409 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
5410 | return 0; |
5411 | } | |
5412 | ||
74bf4ba3 MC |
5413 | static int |
5414 | bnx2_shutdown_chip(struct bnx2 *bp) | |
5415 | { | |
5416 | u32 reset_code; | |
5417 | ||
5418 | if (bp->flags & BNX2_FLAG_NO_WOL) | |
5419 | reset_code = BNX2_DRV_MSG_CODE_UNLOAD_LNK_DN; | |
5420 | else if (bp->wol) | |
5421 | reset_code = BNX2_DRV_MSG_CODE_SUSPEND_WOL; | |
5422 | else | |
5423 | reset_code = BNX2_DRV_MSG_CODE_SUSPEND_NO_WOL; | |
5424 | ||
5425 | return bnx2_reset_chip(bp, reset_code); | |
5426 | } | |
5427 | ||
b6016b76 MC |
5428 | static int |
5429 | bnx2_test_registers(struct bnx2 *bp) | |
5430 | { | |
5431 | int ret; | |
5bae30c9 | 5432 | int i, is_5709; |
f71e1309 | 5433 | static const struct { |
b6016b76 MC |
5434 | u16 offset; |
5435 | u16 flags; | |
5bae30c9 | 5436 | #define BNX2_FL_NOT_5709 1 |
b6016b76 MC |
5437 | u32 rw_mask; |
5438 | u32 ro_mask; | |
5439 | } reg_tbl[] = { | |
5440 | { 0x006c, 0, 0x00000000, 0x0000003f }, | |
5441 | { 0x0090, 0, 0xffffffff, 0x00000000 }, | |
5442 | { 0x0094, 0, 0x00000000, 0x00000000 }, | |
5443 | ||
5bae30c9 MC |
5444 | { 0x0404, BNX2_FL_NOT_5709, 0x00003f00, 0x00000000 }, |
5445 | { 0x0418, BNX2_FL_NOT_5709, 0x00000000, 0xffffffff }, | |
5446 | { 0x041c, BNX2_FL_NOT_5709, 0x00000000, 0xffffffff }, | |
5447 | { 0x0420, BNX2_FL_NOT_5709, 0x00000000, 0x80ffffff }, | |
5448 | { 0x0424, BNX2_FL_NOT_5709, 0x00000000, 0x00000000 }, | |
5449 | { 0x0428, BNX2_FL_NOT_5709, 0x00000000, 0x00000001 }, | |
5450 | { 0x0450, BNX2_FL_NOT_5709, 0x00000000, 0x0000ffff }, | |
5451 | { 0x0454, BNX2_FL_NOT_5709, 0x00000000, 0xffffffff }, | |
5452 | { 0x0458, BNX2_FL_NOT_5709, 0x00000000, 0xffffffff }, | |
5453 | ||
5454 | { 0x0808, BNX2_FL_NOT_5709, 0x00000000, 0xffffffff }, | |
5455 | { 0x0854, BNX2_FL_NOT_5709, 0x00000000, 0xffffffff }, | |
5456 | { 0x0868, BNX2_FL_NOT_5709, 0x00000000, 0x77777777 }, | |
5457 | { 0x086c, BNX2_FL_NOT_5709, 0x00000000, 0x77777777 }, | |
5458 | { 0x0870, BNX2_FL_NOT_5709, 0x00000000, 0x77777777 }, | |
5459 | { 0x0874, BNX2_FL_NOT_5709, 0x00000000, 0x77777777 }, | |
5460 | ||
5461 | { 0x0c00, BNX2_FL_NOT_5709, 0x00000000, 0x00000001 }, | |
5462 | { 0x0c04, BNX2_FL_NOT_5709, 0x00000000, 0x03ff0001 }, | |
5463 | { 0x0c08, BNX2_FL_NOT_5709, 0x0f0ff073, 0x00000000 }, | |
b6016b76 MC |
5464 | |
5465 | { 0x1000, 0, 0x00000000, 0x00000001 }, | |
15b169cc | 5466 | { 0x1004, BNX2_FL_NOT_5709, 0x00000000, 0x000f0001 }, |
b6016b76 MC |
5467 | |
5468 | { 0x1408, 0, 0x01c00800, 0x00000000 }, | |
5469 | { 0x149c, 0, 0x8000ffff, 0x00000000 }, | |
5470 | { 0x14a8, 0, 0x00000000, 0x000001ff }, | |
5b0c76ad | 5471 | { 0x14ac, 0, 0x0fffffff, 0x10000000 }, |
b6016b76 MC |
5472 | { 0x14b0, 0, 0x00000002, 0x00000001 }, |
5473 | { 0x14b8, 0, 0x00000000, 0x00000000 }, | |
5474 | { 0x14c0, 0, 0x00000000, 0x00000009 }, | |
5475 | { 0x14c4, 0, 0x00003fff, 0x00000000 }, | |
5476 | { 0x14cc, 0, 0x00000000, 0x00000001 }, | |
5477 | { 0x14d0, 0, 0xffffffff, 0x00000000 }, | |
b6016b76 MC |
5478 | |
5479 | { 0x1800, 0, 0x00000000, 0x00000001 }, | |
5480 | { 0x1804, 0, 0x00000000, 0x00000003 }, | |
b6016b76 MC |
5481 | |
5482 | { 0x2800, 0, 0x00000000, 0x00000001 }, | |
5483 | { 0x2804, 0, 0x00000000, 0x00003f01 }, | |
5484 | { 0x2808, 0, 0x0f3f3f03, 0x00000000 }, | |
5485 | { 0x2810, 0, 0xffff0000, 0x00000000 }, | |
5486 | { 0x2814, 0, 0xffff0000, 0x00000000 }, | |
5487 | { 0x2818, 0, 0xffff0000, 0x00000000 }, | |
5488 | { 0x281c, 0, 0xffff0000, 0x00000000 }, | |
5489 | { 0x2834, 0, 0xffffffff, 0x00000000 }, | |
5490 | { 0x2840, 0, 0x00000000, 0xffffffff }, | |
5491 | { 0x2844, 0, 0x00000000, 0xffffffff }, | |
5492 | { 0x2848, 0, 0xffffffff, 0x00000000 }, | |
5493 | { 0x284c, 0, 0xf800f800, 0x07ff07ff }, | |
5494 | ||
5495 | { 0x2c00, 0, 0x00000000, 0x00000011 }, | |
5496 | { 0x2c04, 0, 0x00000000, 0x00030007 }, | |
5497 | ||
b6016b76 MC |
5498 | { 0x3c00, 0, 0x00000000, 0x00000001 }, |
5499 | { 0x3c04, 0, 0x00000000, 0x00070000 }, | |
5500 | { 0x3c08, 0, 0x00007f71, 0x07f00000 }, | |
5501 | { 0x3c0c, 0, 0x1f3ffffc, 0x00000000 }, | |
5502 | { 0x3c10, 0, 0xffffffff, 0x00000000 }, | |
5503 | { 0x3c14, 0, 0x00000000, 0xffffffff }, | |
5504 | { 0x3c18, 0, 0x00000000, 0xffffffff }, | |
5505 | { 0x3c1c, 0, 0xfffff000, 0x00000000 }, | |
5506 | { 0x3c20, 0, 0xffffff00, 0x00000000 }, | |
b6016b76 MC |
5507 | |
5508 | { 0x5004, 0, 0x00000000, 0x0000007f }, | |
5509 | { 0x5008, 0, 0x0f0007ff, 0x00000000 }, | |
b6016b76 | 5510 | |
b6016b76 MC |
5511 | { 0x5c00, 0, 0x00000000, 0x00000001 }, |
5512 | { 0x5c04, 0, 0x00000000, 0x0003000f }, | |
5513 | { 0x5c08, 0, 0x00000003, 0x00000000 }, | |
5514 | { 0x5c0c, 0, 0x0000fff8, 0x00000000 }, | |
5515 | { 0x5c10, 0, 0x00000000, 0xffffffff }, | |
5516 | { 0x5c80, 0, 0x00000000, 0x0f7113f1 }, | |
5517 | { 0x5c84, 0, 0x00000000, 0x0000f333 }, | |
5518 | { 0x5c88, 0, 0x00000000, 0x00077373 }, | |
5519 | { 0x5c8c, 0, 0x00000000, 0x0007f737 }, | |
5520 | ||
5521 | { 0x6808, 0, 0x0000ff7f, 0x00000000 }, | |
5522 | { 0x680c, 0, 0xffffffff, 0x00000000 }, | |
5523 | { 0x6810, 0, 0xffffffff, 0x00000000 }, | |
5524 | { 0x6814, 0, 0xffffffff, 0x00000000 }, | |
5525 | { 0x6818, 0, 0xffffffff, 0x00000000 }, | |
5526 | { 0x681c, 0, 0xffffffff, 0x00000000 }, | |
5527 | { 0x6820, 0, 0x00ff00ff, 0x00000000 }, | |
5528 | { 0x6824, 0, 0x00ff00ff, 0x00000000 }, | |
5529 | { 0x6828, 0, 0x00ff00ff, 0x00000000 }, | |
5530 | { 0x682c, 0, 0x03ff03ff, 0x00000000 }, | |
5531 | { 0x6830, 0, 0x03ff03ff, 0x00000000 }, | |
5532 | { 0x6834, 0, 0x03ff03ff, 0x00000000 }, | |
5533 | { 0x6838, 0, 0x03ff03ff, 0x00000000 }, | |
5534 | { 0x683c, 0, 0x0000ffff, 0x00000000 }, | |
5535 | { 0x6840, 0, 0x00000ff0, 0x00000000 }, | |
5536 | { 0x6844, 0, 0x00ffff00, 0x00000000 }, | |
5537 | { 0x684c, 0, 0xffffffff, 0x00000000 }, | |
5538 | { 0x6850, 0, 0x7f7f7f7f, 0x00000000 }, | |
5539 | { 0x6854, 0, 0x7f7f7f7f, 0x00000000 }, | |
5540 | { 0x6858, 0, 0x7f7f7f7f, 0x00000000 }, | |
5541 | { 0x685c, 0, 0x7f7f7f7f, 0x00000000 }, | |
5542 | { 0x6908, 0, 0x00000000, 0x0001ff0f }, | |
5543 | { 0x690c, 0, 0x00000000, 0x0ffe00f0 }, | |
5544 | ||
5545 | { 0xffff, 0, 0x00000000, 0x00000000 }, | |
5546 | }; | |
5547 | ||
5548 | ret = 0; | |
5bae30c9 MC |
5549 | is_5709 = 0; |
5550 | if (CHIP_NUM(bp) == CHIP_NUM_5709) | |
5551 | is_5709 = 1; | |
5552 | ||
b6016b76 MC |
5553 | for (i = 0; reg_tbl[i].offset != 0xffff; i++) { |
5554 | u32 offset, rw_mask, ro_mask, save_val, val; | |
5bae30c9 MC |
5555 | u16 flags = reg_tbl[i].flags; |
5556 | ||
5557 | if (is_5709 && (flags & BNX2_FL_NOT_5709)) | |
5558 | continue; | |
b6016b76 MC |
5559 | |
5560 | offset = (u32) reg_tbl[i].offset; | |
5561 | rw_mask = reg_tbl[i].rw_mask; | |
5562 | ro_mask = reg_tbl[i].ro_mask; | |
5563 | ||
14ab9b86 | 5564 | save_val = readl(bp->regview + offset); |
b6016b76 | 5565 | |
14ab9b86 | 5566 | writel(0, bp->regview + offset); |
b6016b76 | 5567 | |
14ab9b86 | 5568 | val = readl(bp->regview + offset); |
b6016b76 MC |
5569 | if ((val & rw_mask) != 0) { |
5570 | goto reg_test_err; | |
5571 | } | |
5572 | ||
5573 | if ((val & ro_mask) != (save_val & ro_mask)) { | |
5574 | goto reg_test_err; | |
5575 | } | |
5576 | ||
14ab9b86 | 5577 | writel(0xffffffff, bp->regview + offset); |
b6016b76 | 5578 | |
14ab9b86 | 5579 | val = readl(bp->regview + offset); |
b6016b76 MC |
5580 | if ((val & rw_mask) != rw_mask) { |
5581 | goto reg_test_err; | |
5582 | } | |
5583 | ||
5584 | if ((val & ro_mask) != (save_val & ro_mask)) { | |
5585 | goto reg_test_err; | |
5586 | } | |
5587 | ||
14ab9b86 | 5588 | writel(save_val, bp->regview + offset); |
b6016b76 MC |
5589 | continue; |
5590 | ||
5591 | reg_test_err: | |
14ab9b86 | 5592 | writel(save_val, bp->regview + offset); |
b6016b76 MC |
5593 | ret = -ENODEV; |
5594 | break; | |
5595 | } | |
5596 | return ret; | |
5597 | } | |
5598 | ||
5599 | static int | |
5600 | bnx2_do_mem_test(struct bnx2 *bp, u32 start, u32 size) | |
5601 | { | |
f71e1309 | 5602 | static const u32 test_pattern[] = { 0x00000000, 0xffffffff, 0x55555555, |
b6016b76 MC |
5603 | 0xaaaaaaaa , 0xaa55aa55, 0x55aa55aa }; |
5604 | int i; | |
5605 | ||
5606 | for (i = 0; i < sizeof(test_pattern) / 4; i++) { | |
5607 | u32 offset; | |
5608 | ||
5609 | for (offset = 0; offset < size; offset += 4) { | |
5610 | ||
2726d6e1 | 5611 | bnx2_reg_wr_ind(bp, start + offset, test_pattern[i]); |
b6016b76 | 5612 | |
2726d6e1 | 5613 | if (bnx2_reg_rd_ind(bp, start + offset) != |
b6016b76 MC |
5614 | test_pattern[i]) { |
5615 | return -ENODEV; | |
5616 | } | |
5617 | } | |
5618 | } | |
5619 | return 0; | |
5620 | } | |
5621 | ||
5622 | static int | |
5623 | bnx2_test_memory(struct bnx2 *bp) | |
5624 | { | |
5625 | int ret = 0; | |
5626 | int i; | |
5bae30c9 | 5627 | static struct mem_entry { |
b6016b76 MC |
5628 | u32 offset; |
5629 | u32 len; | |
5bae30c9 | 5630 | } mem_tbl_5706[] = { |
b6016b76 | 5631 | { 0x60000, 0x4000 }, |
5b0c76ad | 5632 | { 0xa0000, 0x3000 }, |
b6016b76 MC |
5633 | { 0xe0000, 0x4000 }, |
5634 | { 0x120000, 0x4000 }, | |
5635 | { 0x1a0000, 0x4000 }, | |
5636 | { 0x160000, 0x4000 }, | |
5637 | { 0xffffffff, 0 }, | |
5bae30c9 MC |
5638 | }, |
5639 | mem_tbl_5709[] = { | |
5640 | { 0x60000, 0x4000 }, | |
5641 | { 0xa0000, 0x3000 }, | |
5642 | { 0xe0000, 0x4000 }, | |
5643 | { 0x120000, 0x4000 }, | |
5644 | { 0x1a0000, 0x4000 }, | |
5645 | { 0xffffffff, 0 }, | |
b6016b76 | 5646 | }; |
5bae30c9 MC |
5647 | struct mem_entry *mem_tbl; |
5648 | ||
5649 | if (CHIP_NUM(bp) == CHIP_NUM_5709) | |
5650 | mem_tbl = mem_tbl_5709; | |
5651 | else | |
5652 | mem_tbl = mem_tbl_5706; | |
b6016b76 MC |
5653 | |
5654 | for (i = 0; mem_tbl[i].offset != 0xffffffff; i++) { | |
5655 | if ((ret = bnx2_do_mem_test(bp, mem_tbl[i].offset, | |
5656 | mem_tbl[i].len)) != 0) { | |
5657 | return ret; | |
5658 | } | |
5659 | } | |
6aa20a22 | 5660 | |
b6016b76 MC |
5661 | return ret; |
5662 | } | |
5663 | ||
bc5a0690 MC |
5664 | #define BNX2_MAC_LOOPBACK 0 |
5665 | #define BNX2_PHY_LOOPBACK 1 | |
5666 | ||
b6016b76 | 5667 | static int |
bc5a0690 | 5668 | bnx2_run_loopback(struct bnx2 *bp, int loopback_mode) |
b6016b76 MC |
5669 | { |
5670 | unsigned int pkt_size, num_pkts, i; | |
5671 | struct sk_buff *skb, *rx_skb; | |
5672 | unsigned char *packet; | |
bc5a0690 | 5673 | u16 rx_start_idx, rx_idx; |
b6016b76 MC |
5674 | dma_addr_t map; |
5675 | struct tx_bd *txbd; | |
5676 | struct sw_bd *rx_buf; | |
5677 | struct l2_fhdr *rx_hdr; | |
5678 | int ret = -ENODEV; | |
c76c0475 | 5679 | struct bnx2_napi *bnapi = &bp->bnx2_napi[0], *tx_napi; |
35e9010b | 5680 | struct bnx2_tx_ring_info *txr = &bnapi->tx_ring; |
bb4f98ab | 5681 | struct bnx2_rx_ring_info *rxr = &bnapi->rx_ring; |
c76c0475 MC |
5682 | |
5683 | tx_napi = bnapi; | |
b6016b76 | 5684 | |
35e9010b | 5685 | txr = &tx_napi->tx_ring; |
bb4f98ab | 5686 | rxr = &bnapi->rx_ring; |
bc5a0690 MC |
5687 | if (loopback_mode == BNX2_MAC_LOOPBACK) { |
5688 | bp->loopback = MAC_LOOPBACK; | |
5689 | bnx2_set_mac_loopback(bp); | |
5690 | } | |
5691 | else if (loopback_mode == BNX2_PHY_LOOPBACK) { | |
583c28e5 | 5692 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) |
489310a4 MC |
5693 | return 0; |
5694 | ||
80be4434 | 5695 | bp->loopback = PHY_LOOPBACK; |
bc5a0690 MC |
5696 | bnx2_set_phy_loopback(bp); |
5697 | } | |
5698 | else | |
5699 | return -EINVAL; | |
b6016b76 | 5700 | |
84eaa187 | 5701 | pkt_size = min(bp->dev->mtu + ETH_HLEN, bp->rx_jumbo_thresh - 4); |
932f3772 | 5702 | skb = netdev_alloc_skb(bp->dev, pkt_size); |
b6cbc3b6 JL |
5703 | if (!skb) |
5704 | return -ENOMEM; | |
b6016b76 | 5705 | packet = skb_put(skb, pkt_size); |
6634292b | 5706 | memcpy(packet, bp->dev->dev_addr, 6); |
b6016b76 MC |
5707 | memset(packet + 6, 0x0, 8); |
5708 | for (i = 14; i < pkt_size; i++) | |
5709 | packet[i] = (unsigned char) (i & 0xff); | |
5710 | ||
36227e88 SG |
5711 | map = dma_map_single(&bp->pdev->dev, skb->data, pkt_size, |
5712 | PCI_DMA_TODEVICE); | |
5713 | if (dma_mapping_error(&bp->pdev->dev, map)) { | |
3d16af86 BL |
5714 | dev_kfree_skb(skb); |
5715 | return -EIO; | |
5716 | } | |
b6016b76 | 5717 | |
bf5295bb MC |
5718 | REG_WR(bp, BNX2_HC_COMMAND, |
5719 | bp->hc_cmd | BNX2_HC_COMMAND_COAL_NOW_WO_INT); | |
5720 | ||
b6016b76 MC |
5721 | REG_RD(bp, BNX2_HC_COMMAND); |
5722 | ||
5723 | udelay(5); | |
35efa7c1 | 5724 | rx_start_idx = bnx2_get_hw_rx_cons(bnapi); |
b6016b76 | 5725 | |
b6016b76 MC |
5726 | num_pkts = 0; |
5727 | ||
35e9010b | 5728 | txbd = &txr->tx_desc_ring[TX_RING_IDX(txr->tx_prod)]; |
b6016b76 MC |
5729 | |
5730 | txbd->tx_bd_haddr_hi = (u64) map >> 32; | |
5731 | txbd->tx_bd_haddr_lo = (u64) map & 0xffffffff; | |
5732 | txbd->tx_bd_mss_nbytes = pkt_size; | |
5733 | txbd->tx_bd_vlan_tag_flags = TX_BD_FLAGS_START | TX_BD_FLAGS_END; | |
5734 | ||
5735 | num_pkts++; | |
35e9010b MC |
5736 | txr->tx_prod = NEXT_TX_BD(txr->tx_prod); |
5737 | txr->tx_prod_bseq += pkt_size; | |
b6016b76 | 5738 | |
35e9010b MC |
5739 | REG_WR16(bp, txr->tx_bidx_addr, txr->tx_prod); |
5740 | REG_WR(bp, txr->tx_bseq_addr, txr->tx_prod_bseq); | |
b6016b76 MC |
5741 | |
5742 | udelay(100); | |
5743 | ||
bf5295bb MC |
5744 | REG_WR(bp, BNX2_HC_COMMAND, |
5745 | bp->hc_cmd | BNX2_HC_COMMAND_COAL_NOW_WO_INT); | |
5746 | ||
b6016b76 MC |
5747 | REG_RD(bp, BNX2_HC_COMMAND); |
5748 | ||
5749 | udelay(5); | |
5750 | ||
36227e88 | 5751 | dma_unmap_single(&bp->pdev->dev, map, pkt_size, PCI_DMA_TODEVICE); |
745720e5 | 5752 | dev_kfree_skb(skb); |
b6016b76 | 5753 | |
35e9010b | 5754 | if (bnx2_get_hw_tx_cons(tx_napi) != txr->tx_prod) |
b6016b76 | 5755 | goto loopback_test_done; |
b6016b76 | 5756 | |
35efa7c1 | 5757 | rx_idx = bnx2_get_hw_rx_cons(bnapi); |
b6016b76 MC |
5758 | if (rx_idx != rx_start_idx + num_pkts) { |
5759 | goto loopback_test_done; | |
5760 | } | |
5761 | ||
bb4f98ab | 5762 | rx_buf = &rxr->rx_buf_ring[rx_start_idx]; |
b6016b76 MC |
5763 | rx_skb = rx_buf->skb; |
5764 | ||
a33fa66b | 5765 | rx_hdr = rx_buf->desc; |
d89cb6af | 5766 | skb_reserve(rx_skb, BNX2_RX_OFFSET); |
b6016b76 | 5767 | |
36227e88 | 5768 | dma_sync_single_for_cpu(&bp->pdev->dev, |
1a4ccc2d | 5769 | dma_unmap_addr(rx_buf, mapping), |
b6016b76 MC |
5770 | bp->rx_buf_size, PCI_DMA_FROMDEVICE); |
5771 | ||
ade2bfe7 | 5772 | if (rx_hdr->l2_fhdr_status & |
b6016b76 MC |
5773 | (L2_FHDR_ERRORS_BAD_CRC | |
5774 | L2_FHDR_ERRORS_PHY_DECODE | | |
5775 | L2_FHDR_ERRORS_ALIGNMENT | | |
5776 | L2_FHDR_ERRORS_TOO_SHORT | | |
5777 | L2_FHDR_ERRORS_GIANT_FRAME)) { | |
5778 | ||
5779 | goto loopback_test_done; | |
5780 | } | |
5781 | ||
5782 | if ((rx_hdr->l2_fhdr_pkt_len - 4) != pkt_size) { | |
5783 | goto loopback_test_done; | |
5784 | } | |
5785 | ||
5786 | for (i = 14; i < pkt_size; i++) { | |
5787 | if (*(rx_skb->data + i) != (unsigned char) (i & 0xff)) { | |
5788 | goto loopback_test_done; | |
5789 | } | |
5790 | } | |
5791 | ||
5792 | ret = 0; | |
5793 | ||
5794 | loopback_test_done: | |
5795 | bp->loopback = 0; | |
5796 | return ret; | |
5797 | } | |
5798 | ||
bc5a0690 MC |
5799 | #define BNX2_MAC_LOOPBACK_FAILED 1 |
5800 | #define BNX2_PHY_LOOPBACK_FAILED 2 | |
5801 | #define BNX2_LOOPBACK_FAILED (BNX2_MAC_LOOPBACK_FAILED | \ | |
5802 | BNX2_PHY_LOOPBACK_FAILED) | |
5803 | ||
5804 | static int | |
5805 | bnx2_test_loopback(struct bnx2 *bp) | |
5806 | { | |
5807 | int rc = 0; | |
5808 | ||
5809 | if (!netif_running(bp->dev)) | |
5810 | return BNX2_LOOPBACK_FAILED; | |
5811 | ||
5812 | bnx2_reset_nic(bp, BNX2_DRV_MSG_CODE_RESET); | |
5813 | spin_lock_bh(&bp->phy_lock); | |
9a120bc5 | 5814 | bnx2_init_phy(bp, 1); |
bc5a0690 MC |
5815 | spin_unlock_bh(&bp->phy_lock); |
5816 | if (bnx2_run_loopback(bp, BNX2_MAC_LOOPBACK)) | |
5817 | rc |= BNX2_MAC_LOOPBACK_FAILED; | |
5818 | if (bnx2_run_loopback(bp, BNX2_PHY_LOOPBACK)) | |
5819 | rc |= BNX2_PHY_LOOPBACK_FAILED; | |
5820 | return rc; | |
5821 | } | |
5822 | ||
b6016b76 MC |
5823 | #define NVRAM_SIZE 0x200 |
5824 | #define CRC32_RESIDUAL 0xdebb20e3 | |
5825 | ||
5826 | static int | |
5827 | bnx2_test_nvram(struct bnx2 *bp) | |
5828 | { | |
b491edd5 | 5829 | __be32 buf[NVRAM_SIZE / 4]; |
b6016b76 MC |
5830 | u8 *data = (u8 *) buf; |
5831 | int rc = 0; | |
5832 | u32 magic, csum; | |
5833 | ||
5834 | if ((rc = bnx2_nvram_read(bp, 0, data, 4)) != 0) | |
5835 | goto test_nvram_done; | |
5836 | ||
5837 | magic = be32_to_cpu(buf[0]); | |
5838 | if (magic != 0x669955aa) { | |
5839 | rc = -ENODEV; | |
5840 | goto test_nvram_done; | |
5841 | } | |
5842 | ||
5843 | if ((rc = bnx2_nvram_read(bp, 0x100, data, NVRAM_SIZE)) != 0) | |
5844 | goto test_nvram_done; | |
5845 | ||
5846 | csum = ether_crc_le(0x100, data); | |
5847 | if (csum != CRC32_RESIDUAL) { | |
5848 | rc = -ENODEV; | |
5849 | goto test_nvram_done; | |
5850 | } | |
5851 | ||
5852 | csum = ether_crc_le(0x100, data + 0x100); | |
5853 | if (csum != CRC32_RESIDUAL) { | |
5854 | rc = -ENODEV; | |
5855 | } | |
5856 | ||
5857 | test_nvram_done: | |
5858 | return rc; | |
5859 | } | |
5860 | ||
5861 | static int | |
5862 | bnx2_test_link(struct bnx2 *bp) | |
5863 | { | |
5864 | u32 bmsr; | |
5865 | ||
9f52b564 MC |
5866 | if (!netif_running(bp->dev)) |
5867 | return -ENODEV; | |
5868 | ||
583c28e5 | 5869 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) { |
489310a4 MC |
5870 | if (bp->link_up) |
5871 | return 0; | |
5872 | return -ENODEV; | |
5873 | } | |
c770a65c | 5874 | spin_lock_bh(&bp->phy_lock); |
27a005b8 MC |
5875 | bnx2_enable_bmsr1(bp); |
5876 | bnx2_read_phy(bp, bp->mii_bmsr1, &bmsr); | |
5877 | bnx2_read_phy(bp, bp->mii_bmsr1, &bmsr); | |
5878 | bnx2_disable_bmsr1(bp); | |
c770a65c | 5879 | spin_unlock_bh(&bp->phy_lock); |
6aa20a22 | 5880 | |
b6016b76 MC |
5881 | if (bmsr & BMSR_LSTATUS) { |
5882 | return 0; | |
5883 | } | |
5884 | return -ENODEV; | |
5885 | } | |
5886 | ||
5887 | static int | |
5888 | bnx2_test_intr(struct bnx2 *bp) | |
5889 | { | |
5890 | int i; | |
b6016b76 MC |
5891 | u16 status_idx; |
5892 | ||
5893 | if (!netif_running(bp->dev)) | |
5894 | return -ENODEV; | |
5895 | ||
5896 | status_idx = REG_RD(bp, BNX2_PCICFG_INT_ACK_CMD) & 0xffff; | |
5897 | ||
5898 | /* This register is not touched during run-time. */ | |
bf5295bb | 5899 | REG_WR(bp, BNX2_HC_COMMAND, bp->hc_cmd | BNX2_HC_COMMAND_COAL_NOW); |
b6016b76 MC |
5900 | REG_RD(bp, BNX2_HC_COMMAND); |
5901 | ||
5902 | for (i = 0; i < 10; i++) { | |
5903 | if ((REG_RD(bp, BNX2_PCICFG_INT_ACK_CMD) & 0xffff) != | |
5904 | status_idx) { | |
5905 | ||
5906 | break; | |
5907 | } | |
5908 | ||
5909 | msleep_interruptible(10); | |
5910 | } | |
5911 | if (i < 10) | |
5912 | return 0; | |
5913 | ||
5914 | return -ENODEV; | |
5915 | } | |
5916 | ||
38ea3686 | 5917 | /* Determining link for parallel detection. */ |
b2fadeae MC |
5918 | static int |
5919 | bnx2_5706_serdes_has_link(struct bnx2 *bp) | |
5920 | { | |
5921 | u32 mode_ctl, an_dbg, exp; | |
5922 | ||
38ea3686 MC |
5923 | if (bp->phy_flags & BNX2_PHY_FLAG_NO_PARALLEL) |
5924 | return 0; | |
5925 | ||
b2fadeae MC |
5926 | bnx2_write_phy(bp, MII_BNX2_MISC_SHADOW, MISC_SHDW_MODE_CTL); |
5927 | bnx2_read_phy(bp, MII_BNX2_MISC_SHADOW, &mode_ctl); | |
5928 | ||
5929 | if (!(mode_ctl & MISC_SHDW_MODE_CTL_SIG_DET)) | |
5930 | return 0; | |
5931 | ||
5932 | bnx2_write_phy(bp, MII_BNX2_MISC_SHADOW, MISC_SHDW_AN_DBG); | |
5933 | bnx2_read_phy(bp, MII_BNX2_MISC_SHADOW, &an_dbg); | |
5934 | bnx2_read_phy(bp, MII_BNX2_MISC_SHADOW, &an_dbg); | |
5935 | ||
f3014c0c | 5936 | if (an_dbg & (MISC_SHDW_AN_DBG_NOSYNC | MISC_SHDW_AN_DBG_RUDI_INVALID)) |
b2fadeae MC |
5937 | return 0; |
5938 | ||
5939 | bnx2_write_phy(bp, MII_BNX2_DSP_ADDRESS, MII_EXPAND_REG1); | |
5940 | bnx2_read_phy(bp, MII_BNX2_DSP_RW_PORT, &exp); | |
5941 | bnx2_read_phy(bp, MII_BNX2_DSP_RW_PORT, &exp); | |
5942 | ||
5943 | if (exp & MII_EXPAND_REG1_RUDI_C) /* receiving CONFIG */ | |
5944 | return 0; | |
5945 | ||
5946 | return 1; | |
5947 | } | |
5948 | ||
b6016b76 | 5949 | static void |
48b01e2d | 5950 | bnx2_5706_serdes_timer(struct bnx2 *bp) |
b6016b76 | 5951 | { |
b2fadeae MC |
5952 | int check_link = 1; |
5953 | ||
48b01e2d | 5954 | spin_lock(&bp->phy_lock); |
b2fadeae | 5955 | if (bp->serdes_an_pending) { |
48b01e2d | 5956 | bp->serdes_an_pending--; |
b2fadeae MC |
5957 | check_link = 0; |
5958 | } else if ((bp->link_up == 0) && (bp->autoneg & AUTONEG_SPEED)) { | |
48b01e2d | 5959 | u32 bmcr; |
b6016b76 | 5960 | |
ac392abc | 5961 | bp->current_interval = BNX2_TIMER_INTERVAL; |
cd339a0e | 5962 | |
ca58c3af | 5963 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
b6016b76 | 5964 | |
48b01e2d | 5965 | if (bmcr & BMCR_ANENABLE) { |
b2fadeae | 5966 | if (bnx2_5706_serdes_has_link(bp)) { |
48b01e2d MC |
5967 | bmcr &= ~BMCR_ANENABLE; |
5968 | bmcr |= BMCR_SPEED1000 | BMCR_FULLDPLX; | |
ca58c3af | 5969 | bnx2_write_phy(bp, bp->mii_bmcr, bmcr); |
583c28e5 | 5970 | bp->phy_flags |= BNX2_PHY_FLAG_PARALLEL_DETECT; |
48b01e2d | 5971 | } |
b6016b76 | 5972 | } |
48b01e2d MC |
5973 | } |
5974 | else if ((bp->link_up) && (bp->autoneg & AUTONEG_SPEED) && | |
583c28e5 | 5975 | (bp->phy_flags & BNX2_PHY_FLAG_PARALLEL_DETECT)) { |
48b01e2d | 5976 | u32 phy2; |
b6016b76 | 5977 | |
48b01e2d MC |
5978 | bnx2_write_phy(bp, 0x17, 0x0f01); |
5979 | bnx2_read_phy(bp, 0x15, &phy2); | |
5980 | if (phy2 & 0x20) { | |
5981 | u32 bmcr; | |
cd339a0e | 5982 | |
ca58c3af | 5983 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
48b01e2d | 5984 | bmcr |= BMCR_ANENABLE; |
ca58c3af | 5985 | bnx2_write_phy(bp, bp->mii_bmcr, bmcr); |
b6016b76 | 5986 | |
583c28e5 | 5987 | bp->phy_flags &= ~BNX2_PHY_FLAG_PARALLEL_DETECT; |
48b01e2d MC |
5988 | } |
5989 | } else | |
ac392abc | 5990 | bp->current_interval = BNX2_TIMER_INTERVAL; |
b6016b76 | 5991 | |
a2724e25 | 5992 | if (check_link) { |
b2fadeae MC |
5993 | u32 val; |
5994 | ||
5995 | bnx2_write_phy(bp, MII_BNX2_MISC_SHADOW, MISC_SHDW_AN_DBG); | |
5996 | bnx2_read_phy(bp, MII_BNX2_MISC_SHADOW, &val); | |
5997 | bnx2_read_phy(bp, MII_BNX2_MISC_SHADOW, &val); | |
5998 | ||
a2724e25 MC |
5999 | if (bp->link_up && (val & MISC_SHDW_AN_DBG_NOSYNC)) { |
6000 | if (!(bp->phy_flags & BNX2_PHY_FLAG_FORCED_DOWN)) { | |
6001 | bnx2_5706s_force_link_dn(bp, 1); | |
6002 | bp->phy_flags |= BNX2_PHY_FLAG_FORCED_DOWN; | |
6003 | } else | |
6004 | bnx2_set_link(bp); | |
6005 | } else if (!bp->link_up && !(val & MISC_SHDW_AN_DBG_NOSYNC)) | |
6006 | bnx2_set_link(bp); | |
b2fadeae | 6007 | } |
48b01e2d MC |
6008 | spin_unlock(&bp->phy_lock); |
6009 | } | |
b6016b76 | 6010 | |
f8dd064e MC |
6011 | static void |
6012 | bnx2_5708_serdes_timer(struct bnx2 *bp) | |
6013 | { | |
583c28e5 | 6014 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) |
0d8a6571 MC |
6015 | return; |
6016 | ||
583c28e5 | 6017 | if ((bp->phy_flags & BNX2_PHY_FLAG_2_5G_CAPABLE) == 0) { |
f8dd064e MC |
6018 | bp->serdes_an_pending = 0; |
6019 | return; | |
6020 | } | |
b6016b76 | 6021 | |
f8dd064e MC |
6022 | spin_lock(&bp->phy_lock); |
6023 | if (bp->serdes_an_pending) | |
6024 | bp->serdes_an_pending--; | |
6025 | else if ((bp->link_up == 0) && (bp->autoneg & AUTONEG_SPEED)) { | |
6026 | u32 bmcr; | |
b6016b76 | 6027 | |
ca58c3af | 6028 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
f8dd064e | 6029 | if (bmcr & BMCR_ANENABLE) { |
605a9e20 | 6030 | bnx2_enable_forced_2g5(bp); |
40105c0b | 6031 | bp->current_interval = BNX2_SERDES_FORCED_TIMEOUT; |
f8dd064e | 6032 | } else { |
605a9e20 | 6033 | bnx2_disable_forced_2g5(bp); |
f8dd064e | 6034 | bp->serdes_an_pending = 2; |
ac392abc | 6035 | bp->current_interval = BNX2_TIMER_INTERVAL; |
b6016b76 | 6036 | } |
b6016b76 | 6037 | |
f8dd064e | 6038 | } else |
ac392abc | 6039 | bp->current_interval = BNX2_TIMER_INTERVAL; |
b6016b76 | 6040 | |
f8dd064e MC |
6041 | spin_unlock(&bp->phy_lock); |
6042 | } | |
6043 | ||
48b01e2d MC |
6044 | static void |
6045 | bnx2_timer(unsigned long data) | |
6046 | { | |
6047 | struct bnx2 *bp = (struct bnx2 *) data; | |
b6016b76 | 6048 | |
48b01e2d MC |
6049 | if (!netif_running(bp->dev)) |
6050 | return; | |
b6016b76 | 6051 | |
48b01e2d MC |
6052 | if (atomic_read(&bp->intr_sem) != 0) |
6053 | goto bnx2_restart_timer; | |
b6016b76 | 6054 | |
efba0180 MC |
6055 | if ((bp->flags & (BNX2_FLAG_USING_MSI | BNX2_FLAG_ONE_SHOT_MSI)) == |
6056 | BNX2_FLAG_USING_MSI) | |
6057 | bnx2_chk_missed_msi(bp); | |
6058 | ||
df149d70 | 6059 | bnx2_send_heart_beat(bp); |
b6016b76 | 6060 | |
2726d6e1 MC |
6061 | bp->stats_blk->stat_FwRxDrop = |
6062 | bnx2_reg_rd_ind(bp, BNX2_FW_RX_DROP_COUNT); | |
b6016b76 | 6063 | |
02537b06 | 6064 | /* workaround occasional corrupted counters */ |
61d9e3fa | 6065 | if ((bp->flags & BNX2_FLAG_BROKEN_STATS) && bp->stats_ticks) |
02537b06 MC |
6066 | REG_WR(bp, BNX2_HC_COMMAND, bp->hc_cmd | |
6067 | BNX2_HC_COMMAND_STATS_NOW); | |
6068 | ||
583c28e5 | 6069 | if (bp->phy_flags & BNX2_PHY_FLAG_SERDES) { |
f8dd064e MC |
6070 | if (CHIP_NUM(bp) == CHIP_NUM_5706) |
6071 | bnx2_5706_serdes_timer(bp); | |
27a005b8 | 6072 | else |
f8dd064e | 6073 | bnx2_5708_serdes_timer(bp); |
b6016b76 MC |
6074 | } |
6075 | ||
6076 | bnx2_restart_timer: | |
cd339a0e | 6077 | mod_timer(&bp->timer, jiffies + bp->current_interval); |
b6016b76 MC |
6078 | } |
6079 | ||
8e6a72c4 MC |
6080 | static int |
6081 | bnx2_request_irq(struct bnx2 *bp) | |
6082 | { | |
6d866ffc | 6083 | unsigned long flags; |
b4b36042 MC |
6084 | struct bnx2_irq *irq; |
6085 | int rc = 0, i; | |
8e6a72c4 | 6086 | |
f86e82fb | 6087 | if (bp->flags & BNX2_FLAG_USING_MSI_OR_MSIX) |
6d866ffc MC |
6088 | flags = 0; |
6089 | else | |
6090 | flags = IRQF_SHARED; | |
b4b36042 MC |
6091 | |
6092 | for (i = 0; i < bp->irq_nvecs; i++) { | |
6093 | irq = &bp->irq_tbl[i]; | |
c76c0475 | 6094 | rc = request_irq(irq->vector, irq->handler, flags, irq->name, |
f0ea2e63 | 6095 | &bp->bnx2_napi[i]); |
b4b36042 MC |
6096 | if (rc) |
6097 | break; | |
6098 | irq->requested = 1; | |
6099 | } | |
8e6a72c4 MC |
6100 | return rc; |
6101 | } | |
6102 | ||
6103 | static void | |
a29ba9d2 | 6104 | __bnx2_free_irq(struct bnx2 *bp) |
8e6a72c4 | 6105 | { |
b4b36042 MC |
6106 | struct bnx2_irq *irq; |
6107 | int i; | |
8e6a72c4 | 6108 | |
b4b36042 MC |
6109 | for (i = 0; i < bp->irq_nvecs; i++) { |
6110 | irq = &bp->irq_tbl[i]; | |
6111 | if (irq->requested) | |
f0ea2e63 | 6112 | free_irq(irq->vector, &bp->bnx2_napi[i]); |
b4b36042 | 6113 | irq->requested = 0; |
6d866ffc | 6114 | } |
a29ba9d2 MC |
6115 | } |
6116 | ||
6117 | static void | |
6118 | bnx2_free_irq(struct bnx2 *bp) | |
6119 | { | |
6120 | ||
6121 | __bnx2_free_irq(bp); | |
f86e82fb | 6122 | if (bp->flags & BNX2_FLAG_USING_MSI) |
b4b36042 | 6123 | pci_disable_msi(bp->pdev); |
f86e82fb | 6124 | else if (bp->flags & BNX2_FLAG_USING_MSIX) |
b4b36042 MC |
6125 | pci_disable_msix(bp->pdev); |
6126 | ||
f86e82fb | 6127 | bp->flags &= ~(BNX2_FLAG_USING_MSI_OR_MSIX | BNX2_FLAG_ONE_SHOT_MSI); |
b4b36042 MC |
6128 | } |
6129 | ||
6130 | static void | |
5e9ad9e1 | 6131 | bnx2_enable_msix(struct bnx2 *bp, int msix_vecs) |
b4b36042 | 6132 | { |
379b39a2 | 6133 | int i, total_vecs, rc; |
57851d84 | 6134 | struct msix_entry msix_ent[BNX2_MAX_MSIX_VEC]; |
4e1d0de9 MC |
6135 | struct net_device *dev = bp->dev; |
6136 | const int len = sizeof(bp->irq_tbl[0].name); | |
57851d84 | 6137 | |
b4b36042 MC |
6138 | bnx2_setup_msix_tbl(bp); |
6139 | REG_WR(bp, BNX2_PCI_MSIX_CONTROL, BNX2_MAX_MSIX_HW_VEC - 1); | |
6140 | REG_WR(bp, BNX2_PCI_MSIX_TBL_OFF_BIR, BNX2_PCI_GRC_WINDOW2_BASE); | |
6141 | REG_WR(bp, BNX2_PCI_MSIX_PBA_OFF_BIT, BNX2_PCI_GRC_WINDOW3_BASE); | |
57851d84 | 6142 | |
e2eb8e38 BL |
6143 | /* Need to flush the previous three writes to ensure MSI-X |
6144 | * is setup properly */ | |
6145 | REG_RD(bp, BNX2_PCI_MSIX_CONTROL); | |
6146 | ||
57851d84 MC |
6147 | for (i = 0; i < BNX2_MAX_MSIX_VEC; i++) { |
6148 | msix_ent[i].entry = i; | |
6149 | msix_ent[i].vector = 0; | |
6150 | } | |
6151 | ||
379b39a2 MC |
6152 | total_vecs = msix_vecs; |
6153 | #ifdef BCM_CNIC | |
6154 | total_vecs++; | |
6155 | #endif | |
6156 | rc = -ENOSPC; | |
6157 | while (total_vecs >= BNX2_MIN_MSIX_VEC) { | |
6158 | rc = pci_enable_msix(bp->pdev, msix_ent, total_vecs); | |
6159 | if (rc <= 0) | |
6160 | break; | |
6161 | if (rc > 0) | |
6162 | total_vecs = rc; | |
6163 | } | |
6164 | ||
57851d84 MC |
6165 | if (rc != 0) |
6166 | return; | |
6167 | ||
379b39a2 MC |
6168 | msix_vecs = total_vecs; |
6169 | #ifdef BCM_CNIC | |
6170 | msix_vecs--; | |
6171 | #endif | |
5e9ad9e1 | 6172 | bp->irq_nvecs = msix_vecs; |
f86e82fb | 6173 | bp->flags |= BNX2_FLAG_USING_MSIX | BNX2_FLAG_ONE_SHOT_MSI; |
379b39a2 | 6174 | for (i = 0; i < total_vecs; i++) { |
57851d84 | 6175 | bp->irq_tbl[i].vector = msix_ent[i].vector; |
69010313 MC |
6176 | snprintf(bp->irq_tbl[i].name, len, "%s-%d", dev->name, i); |
6177 | bp->irq_tbl[i].handler = bnx2_msi_1shot; | |
6178 | } | |
6d866ffc MC |
6179 | } |
6180 | ||
657d92fe | 6181 | static int |
6d866ffc MC |
6182 | bnx2_setup_int_mode(struct bnx2 *bp, int dis_msi) |
6183 | { | |
5e9ad9e1 | 6184 | int cpus = num_online_cpus(); |
706bf240 | 6185 | int msix_vecs = min(cpus + 1, RX_MAX_RINGS); |
5e9ad9e1 | 6186 | |
6d866ffc MC |
6187 | bp->irq_tbl[0].handler = bnx2_interrupt; |
6188 | strcpy(bp->irq_tbl[0].name, bp->dev->name); | |
b4b36042 MC |
6189 | bp->irq_nvecs = 1; |
6190 | bp->irq_tbl[0].vector = bp->pdev->irq; | |
6191 | ||
3d5f3a7b | 6192 | if ((bp->flags & BNX2_FLAG_MSIX_CAP) && !dis_msi) |
5e9ad9e1 | 6193 | bnx2_enable_msix(bp, msix_vecs); |
6d866ffc | 6194 | |
f86e82fb DM |
6195 | if ((bp->flags & BNX2_FLAG_MSI_CAP) && !dis_msi && |
6196 | !(bp->flags & BNX2_FLAG_USING_MSIX)) { | |
6d866ffc | 6197 | if (pci_enable_msi(bp->pdev) == 0) { |
f86e82fb | 6198 | bp->flags |= BNX2_FLAG_USING_MSI; |
6d866ffc | 6199 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
f86e82fb | 6200 | bp->flags |= BNX2_FLAG_ONE_SHOT_MSI; |
6d866ffc MC |
6201 | bp->irq_tbl[0].handler = bnx2_msi_1shot; |
6202 | } else | |
6203 | bp->irq_tbl[0].handler = bnx2_msi; | |
b4b36042 MC |
6204 | |
6205 | bp->irq_tbl[0].vector = bp->pdev->irq; | |
6d866ffc MC |
6206 | } |
6207 | } | |
706bf240 BL |
6208 | |
6209 | bp->num_tx_rings = rounddown_pow_of_two(bp->irq_nvecs); | |
657d92fe | 6210 | netif_set_real_num_tx_queues(bp->dev, bp->num_tx_rings); |
706bf240 | 6211 | |
5e9ad9e1 | 6212 | bp->num_rx_rings = bp->irq_nvecs; |
657d92fe | 6213 | return netif_set_real_num_rx_queues(bp->dev, bp->num_rx_rings); |
8e6a72c4 MC |
6214 | } |
6215 | ||
b6016b76 MC |
6216 | /* Called with rtnl_lock */ |
6217 | static int | |
6218 | bnx2_open(struct net_device *dev) | |
6219 | { | |
972ec0d4 | 6220 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6221 | int rc; |
6222 | ||
1b2f922f MC |
6223 | netif_carrier_off(dev); |
6224 | ||
829ca9a3 | 6225 | bnx2_set_power_state(bp, PCI_D0); |
b6016b76 MC |
6226 | bnx2_disable_int(bp); |
6227 | ||
657d92fe BH |
6228 | rc = bnx2_setup_int_mode(bp, disable_msi); |
6229 | if (rc) | |
6230 | goto open_err; | |
4327ba43 | 6231 | bnx2_init_napi(bp); |
35e9010b | 6232 | bnx2_napi_enable(bp); |
b6016b76 | 6233 | rc = bnx2_alloc_mem(bp); |
2739a8bb MC |
6234 | if (rc) |
6235 | goto open_err; | |
b6016b76 | 6236 | |
8e6a72c4 | 6237 | rc = bnx2_request_irq(bp); |
2739a8bb MC |
6238 | if (rc) |
6239 | goto open_err; | |
b6016b76 | 6240 | |
9a120bc5 | 6241 | rc = bnx2_init_nic(bp, 1); |
2739a8bb MC |
6242 | if (rc) |
6243 | goto open_err; | |
6aa20a22 | 6244 | |
cd339a0e | 6245 | mod_timer(&bp->timer, jiffies + bp->current_interval); |
b6016b76 MC |
6246 | |
6247 | atomic_set(&bp->intr_sem, 0); | |
6248 | ||
354fcd77 MC |
6249 | memset(bp->temp_stats_blk, 0, sizeof(struct statistics_block)); |
6250 | ||
b6016b76 MC |
6251 | bnx2_enable_int(bp); |
6252 | ||
f86e82fb | 6253 | if (bp->flags & BNX2_FLAG_USING_MSI) { |
b6016b76 MC |
6254 | /* Test MSI to make sure it is working |
6255 | * If MSI test fails, go back to INTx mode | |
6256 | */ | |
6257 | if (bnx2_test_intr(bp) != 0) { | |
3a9c6a49 | 6258 | netdev_warn(bp->dev, "No interrupt was generated using MSI, switching to INTx mode. Please report this failure to the PCI maintainer and include system chipset information.\n"); |
b6016b76 MC |
6259 | |
6260 | bnx2_disable_int(bp); | |
8e6a72c4 | 6261 | bnx2_free_irq(bp); |
b6016b76 | 6262 | |
6d866ffc MC |
6263 | bnx2_setup_int_mode(bp, 1); |
6264 | ||
9a120bc5 | 6265 | rc = bnx2_init_nic(bp, 0); |
b6016b76 | 6266 | |
8e6a72c4 MC |
6267 | if (!rc) |
6268 | rc = bnx2_request_irq(bp); | |
6269 | ||
b6016b76 | 6270 | if (rc) { |
b6016b76 | 6271 | del_timer_sync(&bp->timer); |
2739a8bb | 6272 | goto open_err; |
b6016b76 MC |
6273 | } |
6274 | bnx2_enable_int(bp); | |
6275 | } | |
6276 | } | |
f86e82fb | 6277 | if (bp->flags & BNX2_FLAG_USING_MSI) |
3a9c6a49 | 6278 | netdev_info(dev, "using MSI\n"); |
f86e82fb | 6279 | else if (bp->flags & BNX2_FLAG_USING_MSIX) |
3a9c6a49 | 6280 | netdev_info(dev, "using MSIX\n"); |
b6016b76 | 6281 | |
706bf240 | 6282 | netif_tx_start_all_queues(dev); |
b6016b76 MC |
6283 | |
6284 | return 0; | |
2739a8bb MC |
6285 | |
6286 | open_err: | |
6287 | bnx2_napi_disable(bp); | |
6288 | bnx2_free_skbs(bp); | |
6289 | bnx2_free_irq(bp); | |
6290 | bnx2_free_mem(bp); | |
f048fa9c | 6291 | bnx2_del_napi(bp); |
2739a8bb | 6292 | return rc; |
b6016b76 MC |
6293 | } |
6294 | ||
6295 | static void | |
c4028958 | 6296 | bnx2_reset_task(struct work_struct *work) |
b6016b76 | 6297 | { |
c4028958 | 6298 | struct bnx2 *bp = container_of(work, struct bnx2, reset_task); |
b6016b76 | 6299 | |
51bf6bb4 MC |
6300 | rtnl_lock(); |
6301 | if (!netif_running(bp->dev)) { | |
6302 | rtnl_unlock(); | |
afdc08b9 | 6303 | return; |
51bf6bb4 | 6304 | } |
afdc08b9 | 6305 | |
212f9934 | 6306 | bnx2_netif_stop(bp, true); |
b6016b76 | 6307 | |
9a120bc5 | 6308 | bnx2_init_nic(bp, 1); |
b6016b76 MC |
6309 | |
6310 | atomic_set(&bp->intr_sem, 1); | |
212f9934 | 6311 | bnx2_netif_start(bp, true); |
51bf6bb4 | 6312 | rtnl_unlock(); |
b6016b76 MC |
6313 | } |
6314 | ||
20175c57 MC |
6315 | static void |
6316 | bnx2_dump_state(struct bnx2 *bp) | |
6317 | { | |
6318 | struct net_device *dev = bp->dev; | |
5804a8fb MC |
6319 | u32 mcp_p0, mcp_p1, val1, val2; |
6320 | ||
6321 | pci_read_config_dword(bp->pdev, PCI_COMMAND, &val1); | |
6322 | netdev_err(dev, "DEBUG: intr_sem[%x] PCI_CMD[%08x]\n", | |
6323 | atomic_read(&bp->intr_sem), val1); | |
6324 | pci_read_config_dword(bp->pdev, bp->pm_cap + PCI_PM_CTRL, &val1); | |
6325 | pci_read_config_dword(bp->pdev, BNX2_PCICFG_MISC_CONFIG, &val2); | |
6326 | netdev_err(dev, "DEBUG: PCI_PM[%08x] PCI_MISC_CFG[%08x]\n", val1, val2); | |
b98eba52 | 6327 | netdev_err(dev, "DEBUG: EMAC_TX_STATUS[%08x] EMAC_RX_STATUS[%08x]\n", |
3a9c6a49 | 6328 | REG_RD(bp, BNX2_EMAC_TX_STATUS), |
b98eba52 EW |
6329 | REG_RD(bp, BNX2_EMAC_RX_STATUS)); |
6330 | netdev_err(dev, "DEBUG: RPM_MGMT_PKT_CTRL[%08x]\n", | |
3a9c6a49 | 6331 | REG_RD(bp, BNX2_RPM_MGMT_PKT_CTRL)); |
b98eba52 EW |
6332 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
6333 | mcp_p0 = BNX2_MCP_STATE_P0; | |
6334 | mcp_p1 = BNX2_MCP_STATE_P1; | |
6335 | } else { | |
6336 | mcp_p0 = BNX2_MCP_STATE_P0_5708; | |
6337 | mcp_p1 = BNX2_MCP_STATE_P1_5708; | |
6338 | } | |
3a9c6a49 | 6339 | netdev_err(dev, "DEBUG: MCP_STATE_P0[%08x] MCP_STATE_P1[%08x]\n", |
b98eba52 | 6340 | bnx2_reg_rd_ind(bp, mcp_p0), bnx2_reg_rd_ind(bp, mcp_p1)); |
3a9c6a49 JP |
6341 | netdev_err(dev, "DEBUG: HC_STATS_INTERRUPT_STATUS[%08x]\n", |
6342 | REG_RD(bp, BNX2_HC_STATS_INTERRUPT_STATUS)); | |
20175c57 | 6343 | if (bp->flags & BNX2_FLAG_USING_MSIX) |
3a9c6a49 JP |
6344 | netdev_err(dev, "DEBUG: PBA[%08x]\n", |
6345 | REG_RD(bp, BNX2_PCI_GRC_WINDOW3_BASE)); | |
20175c57 MC |
6346 | } |
6347 | ||
b6016b76 MC |
6348 | static void |
6349 | bnx2_tx_timeout(struct net_device *dev) | |
6350 | { | |
972ec0d4 | 6351 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 6352 | |
20175c57 MC |
6353 | bnx2_dump_state(bp); |
6354 | ||
b6016b76 MC |
6355 | /* This allows the netif to be shutdown gracefully before resetting */ |
6356 | schedule_work(&bp->reset_task); | |
6357 | } | |
6358 | ||
932ff279 | 6359 | /* Called with netif_tx_lock. |
2f8af120 MC |
6360 | * bnx2_tx_int() runs without netif_tx_lock unless it needs to call |
6361 | * netif_wake_queue(). | |
b6016b76 | 6362 | */ |
61357325 | 6363 | static netdev_tx_t |
b6016b76 MC |
6364 | bnx2_start_xmit(struct sk_buff *skb, struct net_device *dev) |
6365 | { | |
972ec0d4 | 6366 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6367 | dma_addr_t mapping; |
6368 | struct tx_bd *txbd; | |
3d16af86 | 6369 | struct sw_tx_bd *tx_buf; |
b6016b76 MC |
6370 | u32 len, vlan_tag_flags, last_frag, mss; |
6371 | u16 prod, ring_prod; | |
6372 | int i; | |
706bf240 BL |
6373 | struct bnx2_napi *bnapi; |
6374 | struct bnx2_tx_ring_info *txr; | |
6375 | struct netdev_queue *txq; | |
6376 | ||
6377 | /* Determine which tx ring we will be placed on */ | |
6378 | i = skb_get_queue_mapping(skb); | |
6379 | bnapi = &bp->bnx2_napi[i]; | |
6380 | txr = &bnapi->tx_ring; | |
6381 | txq = netdev_get_tx_queue(dev, i); | |
b6016b76 | 6382 | |
35e9010b | 6383 | if (unlikely(bnx2_tx_avail(bp, txr) < |
a550c99b | 6384 | (skb_shinfo(skb)->nr_frags + 1))) { |
706bf240 | 6385 | netif_tx_stop_queue(txq); |
3a9c6a49 | 6386 | netdev_err(dev, "BUG! Tx ring full when queue awake!\n"); |
b6016b76 MC |
6387 | |
6388 | return NETDEV_TX_BUSY; | |
6389 | } | |
6390 | len = skb_headlen(skb); | |
35e9010b | 6391 | prod = txr->tx_prod; |
b6016b76 MC |
6392 | ring_prod = TX_RING_IDX(prod); |
6393 | ||
6394 | vlan_tag_flags = 0; | |
84fa7933 | 6395 | if (skb->ip_summed == CHECKSUM_PARTIAL) { |
b6016b76 MC |
6396 | vlan_tag_flags |= TX_BD_FLAGS_TCP_UDP_CKSUM; |
6397 | } | |
6398 | ||
eab6d18d | 6399 | if (vlan_tx_tag_present(skb)) { |
b6016b76 MC |
6400 | vlan_tag_flags |= |
6401 | (TX_BD_FLAGS_VLAN_TAG | (vlan_tx_tag_get(skb) << 16)); | |
6402 | } | |
7d0fd211 | 6403 | |
fde82055 | 6404 | if ((mss = skb_shinfo(skb)->gso_size)) { |
a1efb4b6 | 6405 | u32 tcp_opt_len; |
eddc9ec5 | 6406 | struct iphdr *iph; |
b6016b76 | 6407 | |
b6016b76 MC |
6408 | vlan_tag_flags |= TX_BD_FLAGS_SW_LSO; |
6409 | ||
4666f87a MC |
6410 | tcp_opt_len = tcp_optlen(skb); |
6411 | ||
6412 | if (skb_shinfo(skb)->gso_type & SKB_GSO_TCPV6) { | |
6413 | u32 tcp_off = skb_transport_offset(skb) - | |
6414 | sizeof(struct ipv6hdr) - ETH_HLEN; | |
ab6a5bb6 | 6415 | |
4666f87a MC |
6416 | vlan_tag_flags |= ((tcp_opt_len >> 2) << 8) | |
6417 | TX_BD_FLAGS_SW_FLAGS; | |
6418 | if (likely(tcp_off == 0)) | |
6419 | vlan_tag_flags &= ~TX_BD_FLAGS_TCP6_OFF0_MSK; | |
6420 | else { | |
6421 | tcp_off >>= 3; | |
6422 | vlan_tag_flags |= ((tcp_off & 0x3) << | |
6423 | TX_BD_FLAGS_TCP6_OFF0_SHL) | | |
6424 | ((tcp_off & 0x10) << | |
6425 | TX_BD_FLAGS_TCP6_OFF4_SHL); | |
6426 | mss |= (tcp_off & 0xc) << TX_BD_TCP6_OFF2_SHL; | |
6427 | } | |
6428 | } else { | |
4666f87a | 6429 | iph = ip_hdr(skb); |
4666f87a MC |
6430 | if (tcp_opt_len || (iph->ihl > 5)) { |
6431 | vlan_tag_flags |= ((iph->ihl - 5) + | |
6432 | (tcp_opt_len >> 2)) << 8; | |
6433 | } | |
b6016b76 | 6434 | } |
4666f87a | 6435 | } else |
b6016b76 | 6436 | mss = 0; |
b6016b76 | 6437 | |
36227e88 SG |
6438 | mapping = dma_map_single(&bp->pdev->dev, skb->data, len, PCI_DMA_TODEVICE); |
6439 | if (dma_mapping_error(&bp->pdev->dev, mapping)) { | |
3d16af86 BL |
6440 | dev_kfree_skb(skb); |
6441 | return NETDEV_TX_OK; | |
6442 | } | |
6443 | ||
35e9010b | 6444 | tx_buf = &txr->tx_buf_ring[ring_prod]; |
b6016b76 | 6445 | tx_buf->skb = skb; |
1a4ccc2d | 6446 | dma_unmap_addr_set(tx_buf, mapping, mapping); |
b6016b76 | 6447 | |
35e9010b | 6448 | txbd = &txr->tx_desc_ring[ring_prod]; |
b6016b76 MC |
6449 | |
6450 | txbd->tx_bd_haddr_hi = (u64) mapping >> 32; | |
6451 | txbd->tx_bd_haddr_lo = (u64) mapping & 0xffffffff; | |
6452 | txbd->tx_bd_mss_nbytes = len | (mss << 16); | |
6453 | txbd->tx_bd_vlan_tag_flags = vlan_tag_flags | TX_BD_FLAGS_START; | |
6454 | ||
6455 | last_frag = skb_shinfo(skb)->nr_frags; | |
d62fda08 ED |
6456 | tx_buf->nr_frags = last_frag; |
6457 | tx_buf->is_gso = skb_is_gso(skb); | |
b6016b76 MC |
6458 | |
6459 | for (i = 0; i < last_frag; i++) { | |
6460 | skb_frag_t *frag = &skb_shinfo(skb)->frags[i]; | |
6461 | ||
6462 | prod = NEXT_TX_BD(prod); | |
6463 | ring_prod = TX_RING_IDX(prod); | |
35e9010b | 6464 | txbd = &txr->tx_desc_ring[ring_prod]; |
b6016b76 MC |
6465 | |
6466 | len = frag->size; | |
36227e88 SG |
6467 | mapping = dma_map_page(&bp->pdev->dev, frag->page, frag->page_offset, |
6468 | len, PCI_DMA_TODEVICE); | |
6469 | if (dma_mapping_error(&bp->pdev->dev, mapping)) | |
e95524a7 | 6470 | goto dma_error; |
1a4ccc2d | 6471 | dma_unmap_addr_set(&txr->tx_buf_ring[ring_prod], mapping, |
e95524a7 | 6472 | mapping); |
b6016b76 MC |
6473 | |
6474 | txbd->tx_bd_haddr_hi = (u64) mapping >> 32; | |
6475 | txbd->tx_bd_haddr_lo = (u64) mapping & 0xffffffff; | |
6476 | txbd->tx_bd_mss_nbytes = len | (mss << 16); | |
6477 | txbd->tx_bd_vlan_tag_flags = vlan_tag_flags; | |
6478 | ||
6479 | } | |
6480 | txbd->tx_bd_vlan_tag_flags |= TX_BD_FLAGS_END; | |
6481 | ||
6482 | prod = NEXT_TX_BD(prod); | |
35e9010b | 6483 | txr->tx_prod_bseq += skb->len; |
b6016b76 | 6484 | |
35e9010b MC |
6485 | REG_WR16(bp, txr->tx_bidx_addr, prod); |
6486 | REG_WR(bp, txr->tx_bseq_addr, txr->tx_prod_bseq); | |
b6016b76 MC |
6487 | |
6488 | mmiowb(); | |
6489 | ||
35e9010b | 6490 | txr->tx_prod = prod; |
b6016b76 | 6491 | |
35e9010b | 6492 | if (unlikely(bnx2_tx_avail(bp, txr) <= MAX_SKB_FRAGS)) { |
706bf240 | 6493 | netif_tx_stop_queue(txq); |
11848b96 MC |
6494 | |
6495 | /* netif_tx_stop_queue() must be done before checking | |
6496 | * tx index in bnx2_tx_avail() below, because in | |
6497 | * bnx2_tx_int(), we update tx index before checking for | |
6498 | * netif_tx_queue_stopped(). | |
6499 | */ | |
6500 | smp_mb(); | |
35e9010b | 6501 | if (bnx2_tx_avail(bp, txr) > bp->tx_wake_thresh) |
706bf240 | 6502 | netif_tx_wake_queue(txq); |
b6016b76 MC |
6503 | } |
6504 | ||
e95524a7 AD |
6505 | return NETDEV_TX_OK; |
6506 | dma_error: | |
6507 | /* save value of frag that failed */ | |
6508 | last_frag = i; | |
6509 | ||
6510 | /* start back at beginning and unmap skb */ | |
6511 | prod = txr->tx_prod; | |
6512 | ring_prod = TX_RING_IDX(prod); | |
6513 | tx_buf = &txr->tx_buf_ring[ring_prod]; | |
6514 | tx_buf->skb = NULL; | |
36227e88 | 6515 | dma_unmap_single(&bp->pdev->dev, dma_unmap_addr(tx_buf, mapping), |
e95524a7 AD |
6516 | skb_headlen(skb), PCI_DMA_TODEVICE); |
6517 | ||
6518 | /* unmap remaining mapped pages */ | |
6519 | for (i = 0; i < last_frag; i++) { | |
6520 | prod = NEXT_TX_BD(prod); | |
6521 | ring_prod = TX_RING_IDX(prod); | |
6522 | tx_buf = &txr->tx_buf_ring[ring_prod]; | |
36227e88 | 6523 | dma_unmap_page(&bp->pdev->dev, dma_unmap_addr(tx_buf, mapping), |
e95524a7 AD |
6524 | skb_shinfo(skb)->frags[i].size, |
6525 | PCI_DMA_TODEVICE); | |
6526 | } | |
6527 | ||
6528 | dev_kfree_skb(skb); | |
b6016b76 MC |
6529 | return NETDEV_TX_OK; |
6530 | } | |
6531 | ||
6532 | /* Called with rtnl_lock */ | |
6533 | static int | |
6534 | bnx2_close(struct net_device *dev) | |
6535 | { | |
972ec0d4 | 6536 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 6537 | |
4bb073c0 | 6538 | cancel_work_sync(&bp->reset_task); |
afdc08b9 | 6539 | |
bea3348e | 6540 | bnx2_disable_int_sync(bp); |
35efa7c1 | 6541 | bnx2_napi_disable(bp); |
b6016b76 | 6542 | del_timer_sync(&bp->timer); |
74bf4ba3 | 6543 | bnx2_shutdown_chip(bp); |
8e6a72c4 | 6544 | bnx2_free_irq(bp); |
b6016b76 MC |
6545 | bnx2_free_skbs(bp); |
6546 | bnx2_free_mem(bp); | |
f048fa9c | 6547 | bnx2_del_napi(bp); |
b6016b76 MC |
6548 | bp->link_up = 0; |
6549 | netif_carrier_off(bp->dev); | |
829ca9a3 | 6550 | bnx2_set_power_state(bp, PCI_D3hot); |
b6016b76 MC |
6551 | return 0; |
6552 | } | |
6553 | ||
354fcd77 MC |
6554 | static void |
6555 | bnx2_save_stats(struct bnx2 *bp) | |
6556 | { | |
6557 | u32 *hw_stats = (u32 *) bp->stats_blk; | |
6558 | u32 *temp_stats = (u32 *) bp->temp_stats_blk; | |
6559 | int i; | |
6560 | ||
6561 | /* The 1st 10 counters are 64-bit counters */ | |
6562 | for (i = 0; i < 20; i += 2) { | |
6563 | u32 hi; | |
6564 | u64 lo; | |
6565 | ||
c9885fe5 PR |
6566 | hi = temp_stats[i] + hw_stats[i]; |
6567 | lo = (u64) temp_stats[i + 1] + (u64) hw_stats[i + 1]; | |
354fcd77 MC |
6568 | if (lo > 0xffffffff) |
6569 | hi++; | |
c9885fe5 PR |
6570 | temp_stats[i] = hi; |
6571 | temp_stats[i + 1] = lo & 0xffffffff; | |
354fcd77 MC |
6572 | } |
6573 | ||
6574 | for ( ; i < sizeof(struct statistics_block) / 4; i++) | |
c9885fe5 | 6575 | temp_stats[i] += hw_stats[i]; |
354fcd77 MC |
6576 | } |
6577 | ||
5d07bf26 ED |
6578 | #define GET_64BIT_NET_STATS64(ctr) \ |
6579 | (((u64) (ctr##_hi) << 32) + (u64) (ctr##_lo)) | |
b6016b76 | 6580 | |
a4743058 | 6581 | #define GET_64BIT_NET_STATS(ctr) \ |
354fcd77 MC |
6582 | GET_64BIT_NET_STATS64(bp->stats_blk->ctr) + \ |
6583 | GET_64BIT_NET_STATS64(bp->temp_stats_blk->ctr) | |
b6016b76 | 6584 | |
a4743058 | 6585 | #define GET_32BIT_NET_STATS(ctr) \ |
354fcd77 MC |
6586 | (unsigned long) (bp->stats_blk->ctr + \ |
6587 | bp->temp_stats_blk->ctr) | |
a4743058 | 6588 | |
5d07bf26 ED |
6589 | static struct rtnl_link_stats64 * |
6590 | bnx2_get_stats64(struct net_device *dev, struct rtnl_link_stats64 *net_stats) | |
b6016b76 | 6591 | { |
972ec0d4 | 6592 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 6593 | |
5d07bf26 | 6594 | if (bp->stats_blk == NULL) |
b6016b76 | 6595 | return net_stats; |
5d07bf26 | 6596 | |
b6016b76 | 6597 | net_stats->rx_packets = |
a4743058 MC |
6598 | GET_64BIT_NET_STATS(stat_IfHCInUcastPkts) + |
6599 | GET_64BIT_NET_STATS(stat_IfHCInMulticastPkts) + | |
6600 | GET_64BIT_NET_STATS(stat_IfHCInBroadcastPkts); | |
b6016b76 MC |
6601 | |
6602 | net_stats->tx_packets = | |
a4743058 MC |
6603 | GET_64BIT_NET_STATS(stat_IfHCOutUcastPkts) + |
6604 | GET_64BIT_NET_STATS(stat_IfHCOutMulticastPkts) + | |
6605 | GET_64BIT_NET_STATS(stat_IfHCOutBroadcastPkts); | |
b6016b76 MC |
6606 | |
6607 | net_stats->rx_bytes = | |
a4743058 | 6608 | GET_64BIT_NET_STATS(stat_IfHCInOctets); |
b6016b76 MC |
6609 | |
6610 | net_stats->tx_bytes = | |
a4743058 | 6611 | GET_64BIT_NET_STATS(stat_IfHCOutOctets); |
b6016b76 | 6612 | |
6aa20a22 | 6613 | net_stats->multicast = |
6fdae995 | 6614 | GET_64BIT_NET_STATS(stat_IfHCInMulticastPkts); |
b6016b76 | 6615 | |
6aa20a22 | 6616 | net_stats->collisions = |
a4743058 | 6617 | GET_32BIT_NET_STATS(stat_EtherStatsCollisions); |
b6016b76 | 6618 | |
6aa20a22 | 6619 | net_stats->rx_length_errors = |
a4743058 MC |
6620 | GET_32BIT_NET_STATS(stat_EtherStatsUndersizePkts) + |
6621 | GET_32BIT_NET_STATS(stat_EtherStatsOverrsizePkts); | |
b6016b76 | 6622 | |
6aa20a22 | 6623 | net_stats->rx_over_errors = |
a4743058 MC |
6624 | GET_32BIT_NET_STATS(stat_IfInFTQDiscards) + |
6625 | GET_32BIT_NET_STATS(stat_IfInMBUFDiscards); | |
b6016b76 | 6626 | |
6aa20a22 | 6627 | net_stats->rx_frame_errors = |
a4743058 | 6628 | GET_32BIT_NET_STATS(stat_Dot3StatsAlignmentErrors); |
b6016b76 | 6629 | |
6aa20a22 | 6630 | net_stats->rx_crc_errors = |
a4743058 | 6631 | GET_32BIT_NET_STATS(stat_Dot3StatsFCSErrors); |
b6016b76 MC |
6632 | |
6633 | net_stats->rx_errors = net_stats->rx_length_errors + | |
6634 | net_stats->rx_over_errors + net_stats->rx_frame_errors + | |
6635 | net_stats->rx_crc_errors; | |
6636 | ||
6637 | net_stats->tx_aborted_errors = | |
a4743058 MC |
6638 | GET_32BIT_NET_STATS(stat_Dot3StatsExcessiveCollisions) + |
6639 | GET_32BIT_NET_STATS(stat_Dot3StatsLateCollisions); | |
b6016b76 | 6640 | |
5b0c76ad MC |
6641 | if ((CHIP_NUM(bp) == CHIP_NUM_5706) || |
6642 | (CHIP_ID(bp) == CHIP_ID_5708_A0)) | |
b6016b76 MC |
6643 | net_stats->tx_carrier_errors = 0; |
6644 | else { | |
6645 | net_stats->tx_carrier_errors = | |
a4743058 | 6646 | GET_32BIT_NET_STATS(stat_Dot3StatsCarrierSenseErrors); |
b6016b76 MC |
6647 | } |
6648 | ||
6649 | net_stats->tx_errors = | |
a4743058 | 6650 | GET_32BIT_NET_STATS(stat_emac_tx_stat_dot3statsinternalmactransmiterrors) + |
b6016b76 MC |
6651 | net_stats->tx_aborted_errors + |
6652 | net_stats->tx_carrier_errors; | |
6653 | ||
cea94db9 | 6654 | net_stats->rx_missed_errors = |
a4743058 MC |
6655 | GET_32BIT_NET_STATS(stat_IfInFTQDiscards) + |
6656 | GET_32BIT_NET_STATS(stat_IfInMBUFDiscards) + | |
6657 | GET_32BIT_NET_STATS(stat_FwRxDrop); | |
cea94db9 | 6658 | |
b6016b76 MC |
6659 | return net_stats; |
6660 | } | |
6661 | ||
6662 | /* All ethtool functions called with rtnl_lock */ | |
6663 | ||
6664 | static int | |
6665 | bnx2_get_settings(struct net_device *dev, struct ethtool_cmd *cmd) | |
6666 | { | |
972ec0d4 | 6667 | struct bnx2 *bp = netdev_priv(dev); |
7b6b8347 | 6668 | int support_serdes = 0, support_copper = 0; |
b6016b76 MC |
6669 | |
6670 | cmd->supported = SUPPORTED_Autoneg; | |
583c28e5 | 6671 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) { |
7b6b8347 MC |
6672 | support_serdes = 1; |
6673 | support_copper = 1; | |
6674 | } else if (bp->phy_port == PORT_FIBRE) | |
6675 | support_serdes = 1; | |
6676 | else | |
6677 | support_copper = 1; | |
6678 | ||
6679 | if (support_serdes) { | |
b6016b76 MC |
6680 | cmd->supported |= SUPPORTED_1000baseT_Full | |
6681 | SUPPORTED_FIBRE; | |
583c28e5 | 6682 | if (bp->phy_flags & BNX2_PHY_FLAG_2_5G_CAPABLE) |
605a9e20 | 6683 | cmd->supported |= SUPPORTED_2500baseX_Full; |
b6016b76 | 6684 | |
b6016b76 | 6685 | } |
7b6b8347 | 6686 | if (support_copper) { |
b6016b76 MC |
6687 | cmd->supported |= SUPPORTED_10baseT_Half | |
6688 | SUPPORTED_10baseT_Full | | |
6689 | SUPPORTED_100baseT_Half | | |
6690 | SUPPORTED_100baseT_Full | | |
6691 | SUPPORTED_1000baseT_Full | | |
6692 | SUPPORTED_TP; | |
6693 | ||
b6016b76 MC |
6694 | } |
6695 | ||
7b6b8347 MC |
6696 | spin_lock_bh(&bp->phy_lock); |
6697 | cmd->port = bp->phy_port; | |
b6016b76 MC |
6698 | cmd->advertising = bp->advertising; |
6699 | ||
6700 | if (bp->autoneg & AUTONEG_SPEED) { | |
6701 | cmd->autoneg = AUTONEG_ENABLE; | |
70739497 | 6702 | } else { |
b6016b76 MC |
6703 | cmd->autoneg = AUTONEG_DISABLE; |
6704 | } | |
6705 | ||
6706 | if (netif_carrier_ok(dev)) { | |
70739497 | 6707 | ethtool_cmd_speed_set(cmd, bp->line_speed); |
b6016b76 MC |
6708 | cmd->duplex = bp->duplex; |
6709 | } | |
6710 | else { | |
70739497 | 6711 | ethtool_cmd_speed_set(cmd, -1); |
b6016b76 MC |
6712 | cmd->duplex = -1; |
6713 | } | |
7b6b8347 | 6714 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
6715 | |
6716 | cmd->transceiver = XCVR_INTERNAL; | |
6717 | cmd->phy_address = bp->phy_addr; | |
6718 | ||
6719 | return 0; | |
6720 | } | |
6aa20a22 | 6721 | |
b6016b76 MC |
6722 | static int |
6723 | bnx2_set_settings(struct net_device *dev, struct ethtool_cmd *cmd) | |
6724 | { | |
972ec0d4 | 6725 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6726 | u8 autoneg = bp->autoneg; |
6727 | u8 req_duplex = bp->req_duplex; | |
6728 | u16 req_line_speed = bp->req_line_speed; | |
6729 | u32 advertising = bp->advertising; | |
7b6b8347 MC |
6730 | int err = -EINVAL; |
6731 | ||
6732 | spin_lock_bh(&bp->phy_lock); | |
6733 | ||
6734 | if (cmd->port != PORT_TP && cmd->port != PORT_FIBRE) | |
6735 | goto err_out_unlock; | |
6736 | ||
583c28e5 MC |
6737 | if (cmd->port != bp->phy_port && |
6738 | !(bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP)) | |
7b6b8347 | 6739 | goto err_out_unlock; |
b6016b76 | 6740 | |
d6b14486 MC |
6741 | /* If device is down, we can store the settings only if the user |
6742 | * is setting the currently active port. | |
6743 | */ | |
6744 | if (!netif_running(dev) && cmd->port != bp->phy_port) | |
6745 | goto err_out_unlock; | |
6746 | ||
b6016b76 MC |
6747 | if (cmd->autoneg == AUTONEG_ENABLE) { |
6748 | autoneg |= AUTONEG_SPEED; | |
6749 | ||
beb499af MC |
6750 | advertising = cmd->advertising; |
6751 | if (cmd->port == PORT_TP) { | |
6752 | advertising &= ETHTOOL_ALL_COPPER_SPEED; | |
6753 | if (!advertising) | |
b6016b76 | 6754 | advertising = ETHTOOL_ALL_COPPER_SPEED; |
beb499af MC |
6755 | } else { |
6756 | advertising &= ETHTOOL_ALL_FIBRE_SPEED; | |
6757 | if (!advertising) | |
6758 | advertising = ETHTOOL_ALL_FIBRE_SPEED; | |
b6016b76 MC |
6759 | } |
6760 | advertising |= ADVERTISED_Autoneg; | |
6761 | } | |
6762 | else { | |
25db0338 | 6763 | u32 speed = ethtool_cmd_speed(cmd); |
7b6b8347 | 6764 | if (cmd->port == PORT_FIBRE) { |
25db0338 DD |
6765 | if ((speed != SPEED_1000 && |
6766 | speed != SPEED_2500) || | |
80be4434 | 6767 | (cmd->duplex != DUPLEX_FULL)) |
7b6b8347 | 6768 | goto err_out_unlock; |
80be4434 | 6769 | |
25db0338 | 6770 | if (speed == SPEED_2500 && |
583c28e5 | 6771 | !(bp->phy_flags & BNX2_PHY_FLAG_2_5G_CAPABLE)) |
7b6b8347 | 6772 | goto err_out_unlock; |
25db0338 | 6773 | } else if (speed == SPEED_1000 || speed == SPEED_2500) |
7b6b8347 MC |
6774 | goto err_out_unlock; |
6775 | ||
b6016b76 | 6776 | autoneg &= ~AUTONEG_SPEED; |
25db0338 | 6777 | req_line_speed = speed; |
b6016b76 MC |
6778 | req_duplex = cmd->duplex; |
6779 | advertising = 0; | |
6780 | } | |
6781 | ||
6782 | bp->autoneg = autoneg; | |
6783 | bp->advertising = advertising; | |
6784 | bp->req_line_speed = req_line_speed; | |
6785 | bp->req_duplex = req_duplex; | |
6786 | ||
d6b14486 MC |
6787 | err = 0; |
6788 | /* If device is down, the new settings will be picked up when it is | |
6789 | * brought up. | |
6790 | */ | |
6791 | if (netif_running(dev)) | |
6792 | err = bnx2_setup_phy(bp, cmd->port); | |
b6016b76 | 6793 | |
7b6b8347 | 6794 | err_out_unlock: |
c770a65c | 6795 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 | 6796 | |
7b6b8347 | 6797 | return err; |
b6016b76 MC |
6798 | } |
6799 | ||
6800 | static void | |
6801 | bnx2_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *info) | |
6802 | { | |
972ec0d4 | 6803 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6804 | |
6805 | strcpy(info->driver, DRV_MODULE_NAME); | |
6806 | strcpy(info->version, DRV_MODULE_VERSION); | |
6807 | strcpy(info->bus_info, pci_name(bp->pdev)); | |
58fc2ea4 | 6808 | strcpy(info->fw_version, bp->fw_version); |
b6016b76 MC |
6809 | } |
6810 | ||
244ac4f4 MC |
6811 | #define BNX2_REGDUMP_LEN (32 * 1024) |
6812 | ||
6813 | static int | |
6814 | bnx2_get_regs_len(struct net_device *dev) | |
6815 | { | |
6816 | return BNX2_REGDUMP_LEN; | |
6817 | } | |
6818 | ||
6819 | static void | |
6820 | bnx2_get_regs(struct net_device *dev, struct ethtool_regs *regs, void *_p) | |
6821 | { | |
6822 | u32 *p = _p, i, offset; | |
6823 | u8 *orig_p = _p; | |
6824 | struct bnx2 *bp = netdev_priv(dev); | |
b6bc7650 JP |
6825 | static const u32 reg_boundaries[] = { |
6826 | 0x0000, 0x0098, 0x0400, 0x045c, | |
6827 | 0x0800, 0x0880, 0x0c00, 0x0c10, | |
6828 | 0x0c30, 0x0d08, 0x1000, 0x101c, | |
6829 | 0x1040, 0x1048, 0x1080, 0x10a4, | |
6830 | 0x1400, 0x1490, 0x1498, 0x14f0, | |
6831 | 0x1500, 0x155c, 0x1580, 0x15dc, | |
6832 | 0x1600, 0x1658, 0x1680, 0x16d8, | |
6833 | 0x1800, 0x1820, 0x1840, 0x1854, | |
6834 | 0x1880, 0x1894, 0x1900, 0x1984, | |
6835 | 0x1c00, 0x1c0c, 0x1c40, 0x1c54, | |
6836 | 0x1c80, 0x1c94, 0x1d00, 0x1d84, | |
6837 | 0x2000, 0x2030, 0x23c0, 0x2400, | |
6838 | 0x2800, 0x2820, 0x2830, 0x2850, | |
6839 | 0x2b40, 0x2c10, 0x2fc0, 0x3058, | |
6840 | 0x3c00, 0x3c94, 0x4000, 0x4010, | |
6841 | 0x4080, 0x4090, 0x43c0, 0x4458, | |
6842 | 0x4c00, 0x4c18, 0x4c40, 0x4c54, | |
6843 | 0x4fc0, 0x5010, 0x53c0, 0x5444, | |
6844 | 0x5c00, 0x5c18, 0x5c80, 0x5c90, | |
6845 | 0x5fc0, 0x6000, 0x6400, 0x6428, | |
6846 | 0x6800, 0x6848, 0x684c, 0x6860, | |
6847 | 0x6888, 0x6910, 0x8000 | |
6848 | }; | |
244ac4f4 MC |
6849 | |
6850 | regs->version = 0; | |
6851 | ||
6852 | memset(p, 0, BNX2_REGDUMP_LEN); | |
6853 | ||
6854 | if (!netif_running(bp->dev)) | |
6855 | return; | |
6856 | ||
6857 | i = 0; | |
6858 | offset = reg_boundaries[0]; | |
6859 | p += offset; | |
6860 | while (offset < BNX2_REGDUMP_LEN) { | |
6861 | *p++ = REG_RD(bp, offset); | |
6862 | offset += 4; | |
6863 | if (offset == reg_boundaries[i + 1]) { | |
6864 | offset = reg_boundaries[i + 2]; | |
6865 | p = (u32 *) (orig_p + offset); | |
6866 | i += 2; | |
6867 | } | |
6868 | } | |
6869 | } | |
6870 | ||
b6016b76 MC |
6871 | static void |
6872 | bnx2_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol) | |
6873 | { | |
972ec0d4 | 6874 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 6875 | |
f86e82fb | 6876 | if (bp->flags & BNX2_FLAG_NO_WOL) { |
b6016b76 MC |
6877 | wol->supported = 0; |
6878 | wol->wolopts = 0; | |
6879 | } | |
6880 | else { | |
6881 | wol->supported = WAKE_MAGIC; | |
6882 | if (bp->wol) | |
6883 | wol->wolopts = WAKE_MAGIC; | |
6884 | else | |
6885 | wol->wolopts = 0; | |
6886 | } | |
6887 | memset(&wol->sopass, 0, sizeof(wol->sopass)); | |
6888 | } | |
6889 | ||
6890 | static int | |
6891 | bnx2_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol) | |
6892 | { | |
972ec0d4 | 6893 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6894 | |
6895 | if (wol->wolopts & ~WAKE_MAGIC) | |
6896 | return -EINVAL; | |
6897 | ||
6898 | if (wol->wolopts & WAKE_MAGIC) { | |
f86e82fb | 6899 | if (bp->flags & BNX2_FLAG_NO_WOL) |
b6016b76 MC |
6900 | return -EINVAL; |
6901 | ||
6902 | bp->wol = 1; | |
6903 | } | |
6904 | else { | |
6905 | bp->wol = 0; | |
6906 | } | |
6907 | return 0; | |
6908 | } | |
6909 | ||
6910 | static int | |
6911 | bnx2_nway_reset(struct net_device *dev) | |
6912 | { | |
972ec0d4 | 6913 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6914 | u32 bmcr; |
6915 | ||
9f52b564 MC |
6916 | if (!netif_running(dev)) |
6917 | return -EAGAIN; | |
6918 | ||
b6016b76 MC |
6919 | if (!(bp->autoneg & AUTONEG_SPEED)) { |
6920 | return -EINVAL; | |
6921 | } | |
6922 | ||
c770a65c | 6923 | spin_lock_bh(&bp->phy_lock); |
b6016b76 | 6924 | |
583c28e5 | 6925 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) { |
7b6b8347 MC |
6926 | int rc; |
6927 | ||
6928 | rc = bnx2_setup_remote_phy(bp, bp->phy_port); | |
6929 | spin_unlock_bh(&bp->phy_lock); | |
6930 | return rc; | |
6931 | } | |
6932 | ||
b6016b76 | 6933 | /* Force a link down visible on the other side */ |
583c28e5 | 6934 | if (bp->phy_flags & BNX2_PHY_FLAG_SERDES) { |
ca58c3af | 6935 | bnx2_write_phy(bp, bp->mii_bmcr, BMCR_LOOPBACK); |
c770a65c | 6936 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
6937 | |
6938 | msleep(20); | |
6939 | ||
c770a65c | 6940 | spin_lock_bh(&bp->phy_lock); |
f8dd064e | 6941 | |
40105c0b | 6942 | bp->current_interval = BNX2_SERDES_AN_TIMEOUT; |
f8dd064e MC |
6943 | bp->serdes_an_pending = 1; |
6944 | mod_timer(&bp->timer, jiffies + bp->current_interval); | |
b6016b76 MC |
6945 | } |
6946 | ||
ca58c3af | 6947 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
b6016b76 | 6948 | bmcr &= ~BMCR_LOOPBACK; |
ca58c3af | 6949 | bnx2_write_phy(bp, bp->mii_bmcr, bmcr | BMCR_ANRESTART | BMCR_ANENABLE); |
b6016b76 | 6950 | |
c770a65c | 6951 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
6952 | |
6953 | return 0; | |
6954 | } | |
6955 | ||
7959ea25 ON |
6956 | static u32 |
6957 | bnx2_get_link(struct net_device *dev) | |
6958 | { | |
6959 | struct bnx2 *bp = netdev_priv(dev); | |
6960 | ||
6961 | return bp->link_up; | |
6962 | } | |
6963 | ||
b6016b76 MC |
6964 | static int |
6965 | bnx2_get_eeprom_len(struct net_device *dev) | |
6966 | { | |
972ec0d4 | 6967 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 6968 | |
1122db71 | 6969 | if (bp->flash_info == NULL) |
b6016b76 MC |
6970 | return 0; |
6971 | ||
1122db71 | 6972 | return (int) bp->flash_size; |
b6016b76 MC |
6973 | } |
6974 | ||
6975 | static int | |
6976 | bnx2_get_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom, | |
6977 | u8 *eebuf) | |
6978 | { | |
972ec0d4 | 6979 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6980 | int rc; |
6981 | ||
9f52b564 MC |
6982 | if (!netif_running(dev)) |
6983 | return -EAGAIN; | |
6984 | ||
1064e944 | 6985 | /* parameters already validated in ethtool_get_eeprom */ |
b6016b76 MC |
6986 | |
6987 | rc = bnx2_nvram_read(bp, eeprom->offset, eebuf, eeprom->len); | |
6988 | ||
6989 | return rc; | |
6990 | } | |
6991 | ||
6992 | static int | |
6993 | bnx2_set_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom, | |
6994 | u8 *eebuf) | |
6995 | { | |
972ec0d4 | 6996 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6997 | int rc; |
6998 | ||
9f52b564 MC |
6999 | if (!netif_running(dev)) |
7000 | return -EAGAIN; | |
7001 | ||
1064e944 | 7002 | /* parameters already validated in ethtool_set_eeprom */ |
b6016b76 MC |
7003 | |
7004 | rc = bnx2_nvram_write(bp, eeprom->offset, eebuf, eeprom->len); | |
7005 | ||
7006 | return rc; | |
7007 | } | |
7008 | ||
7009 | static int | |
7010 | bnx2_get_coalesce(struct net_device *dev, struct ethtool_coalesce *coal) | |
7011 | { | |
972ec0d4 | 7012 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
7013 | |
7014 | memset(coal, 0, sizeof(struct ethtool_coalesce)); | |
7015 | ||
7016 | coal->rx_coalesce_usecs = bp->rx_ticks; | |
7017 | coal->rx_max_coalesced_frames = bp->rx_quick_cons_trip; | |
7018 | coal->rx_coalesce_usecs_irq = bp->rx_ticks_int; | |
7019 | coal->rx_max_coalesced_frames_irq = bp->rx_quick_cons_trip_int; | |
7020 | ||
7021 | coal->tx_coalesce_usecs = bp->tx_ticks; | |
7022 | coal->tx_max_coalesced_frames = bp->tx_quick_cons_trip; | |
7023 | coal->tx_coalesce_usecs_irq = bp->tx_ticks_int; | |
7024 | coal->tx_max_coalesced_frames_irq = bp->tx_quick_cons_trip_int; | |
7025 | ||
7026 | coal->stats_block_coalesce_usecs = bp->stats_ticks; | |
7027 | ||
7028 | return 0; | |
7029 | } | |
7030 | ||
7031 | static int | |
7032 | bnx2_set_coalesce(struct net_device *dev, struct ethtool_coalesce *coal) | |
7033 | { | |
972ec0d4 | 7034 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
7035 | |
7036 | bp->rx_ticks = (u16) coal->rx_coalesce_usecs; | |
7037 | if (bp->rx_ticks > 0x3ff) bp->rx_ticks = 0x3ff; | |
7038 | ||
6aa20a22 | 7039 | bp->rx_quick_cons_trip = (u16) coal->rx_max_coalesced_frames; |
b6016b76 MC |
7040 | if (bp->rx_quick_cons_trip > 0xff) bp->rx_quick_cons_trip = 0xff; |
7041 | ||
7042 | bp->rx_ticks_int = (u16) coal->rx_coalesce_usecs_irq; | |
7043 | if (bp->rx_ticks_int > 0x3ff) bp->rx_ticks_int = 0x3ff; | |
7044 | ||
7045 | bp->rx_quick_cons_trip_int = (u16) coal->rx_max_coalesced_frames_irq; | |
7046 | if (bp->rx_quick_cons_trip_int > 0xff) | |
7047 | bp->rx_quick_cons_trip_int = 0xff; | |
7048 | ||
7049 | bp->tx_ticks = (u16) coal->tx_coalesce_usecs; | |
7050 | if (bp->tx_ticks > 0x3ff) bp->tx_ticks = 0x3ff; | |
7051 | ||
7052 | bp->tx_quick_cons_trip = (u16) coal->tx_max_coalesced_frames; | |
7053 | if (bp->tx_quick_cons_trip > 0xff) bp->tx_quick_cons_trip = 0xff; | |
7054 | ||
7055 | bp->tx_ticks_int = (u16) coal->tx_coalesce_usecs_irq; | |
7056 | if (bp->tx_ticks_int > 0x3ff) bp->tx_ticks_int = 0x3ff; | |
7057 | ||
7058 | bp->tx_quick_cons_trip_int = (u16) coal->tx_max_coalesced_frames_irq; | |
7059 | if (bp->tx_quick_cons_trip_int > 0xff) bp->tx_quick_cons_trip_int = | |
7060 | 0xff; | |
7061 | ||
7062 | bp->stats_ticks = coal->stats_block_coalesce_usecs; | |
61d9e3fa | 7063 | if (bp->flags & BNX2_FLAG_BROKEN_STATS) { |
02537b06 MC |
7064 | if (bp->stats_ticks != 0 && bp->stats_ticks != USEC_PER_SEC) |
7065 | bp->stats_ticks = USEC_PER_SEC; | |
7066 | } | |
7ea6920e MC |
7067 | if (bp->stats_ticks > BNX2_HC_STATS_TICKS_HC_STAT_TICKS) |
7068 | bp->stats_ticks = BNX2_HC_STATS_TICKS_HC_STAT_TICKS; | |
7069 | bp->stats_ticks &= BNX2_HC_STATS_TICKS_HC_STAT_TICKS; | |
b6016b76 MC |
7070 | |
7071 | if (netif_running(bp->dev)) { | |
212f9934 | 7072 | bnx2_netif_stop(bp, true); |
9a120bc5 | 7073 | bnx2_init_nic(bp, 0); |
212f9934 | 7074 | bnx2_netif_start(bp, true); |
b6016b76 MC |
7075 | } |
7076 | ||
7077 | return 0; | |
7078 | } | |
7079 | ||
7080 | static void | |
7081 | bnx2_get_ringparam(struct net_device *dev, struct ethtool_ringparam *ering) | |
7082 | { | |
972ec0d4 | 7083 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 7084 | |
13daffa2 | 7085 | ering->rx_max_pending = MAX_TOTAL_RX_DESC_CNT; |
b6016b76 | 7086 | ering->rx_mini_max_pending = 0; |
47bf4246 | 7087 | ering->rx_jumbo_max_pending = MAX_TOTAL_RX_PG_DESC_CNT; |
b6016b76 MC |
7088 | |
7089 | ering->rx_pending = bp->rx_ring_size; | |
7090 | ering->rx_mini_pending = 0; | |
47bf4246 | 7091 | ering->rx_jumbo_pending = bp->rx_pg_ring_size; |
b6016b76 MC |
7092 | |
7093 | ering->tx_max_pending = MAX_TX_DESC_CNT; | |
7094 | ering->tx_pending = bp->tx_ring_size; | |
7095 | } | |
7096 | ||
7097 | static int | |
5d5d0015 | 7098 | bnx2_change_ring_size(struct bnx2 *bp, u32 rx, u32 tx) |
b6016b76 | 7099 | { |
13daffa2 | 7100 | if (netif_running(bp->dev)) { |
354fcd77 MC |
7101 | /* Reset will erase chipset stats; save them */ |
7102 | bnx2_save_stats(bp); | |
7103 | ||
212f9934 | 7104 | bnx2_netif_stop(bp, true); |
13daffa2 | 7105 | bnx2_reset_chip(bp, BNX2_DRV_MSG_CODE_RESET); |
a29ba9d2 | 7106 | __bnx2_free_irq(bp); |
13daffa2 MC |
7107 | bnx2_free_skbs(bp); |
7108 | bnx2_free_mem(bp); | |
7109 | } | |
7110 | ||
5d5d0015 MC |
7111 | bnx2_set_rx_ring_size(bp, rx); |
7112 | bp->tx_ring_size = tx; | |
b6016b76 MC |
7113 | |
7114 | if (netif_running(bp->dev)) { | |
13daffa2 MC |
7115 | int rc; |
7116 | ||
7117 | rc = bnx2_alloc_mem(bp); | |
a29ba9d2 MC |
7118 | if (!rc) |
7119 | rc = bnx2_request_irq(bp); | |
7120 | ||
6fefb65e MC |
7121 | if (!rc) |
7122 | rc = bnx2_init_nic(bp, 0); | |
7123 | ||
7124 | if (rc) { | |
7125 | bnx2_napi_enable(bp); | |
7126 | dev_close(bp->dev); | |
13daffa2 | 7127 | return rc; |
6fefb65e | 7128 | } |
e9f26c49 MC |
7129 | #ifdef BCM_CNIC |
7130 | mutex_lock(&bp->cnic_lock); | |
7131 | /* Let cnic know about the new status block. */ | |
7132 | if (bp->cnic_eth_dev.drv_state & CNIC_DRV_STATE_REGD) | |
7133 | bnx2_setup_cnic_irq_info(bp); | |
7134 | mutex_unlock(&bp->cnic_lock); | |
7135 | #endif | |
212f9934 | 7136 | bnx2_netif_start(bp, true); |
b6016b76 | 7137 | } |
b6016b76 MC |
7138 | return 0; |
7139 | } | |
7140 | ||
5d5d0015 MC |
7141 | static int |
7142 | bnx2_set_ringparam(struct net_device *dev, struct ethtool_ringparam *ering) | |
7143 | { | |
7144 | struct bnx2 *bp = netdev_priv(dev); | |
7145 | int rc; | |
7146 | ||
7147 | if ((ering->rx_pending > MAX_TOTAL_RX_DESC_CNT) || | |
7148 | (ering->tx_pending > MAX_TX_DESC_CNT) || | |
7149 | (ering->tx_pending <= MAX_SKB_FRAGS)) { | |
7150 | ||
7151 | return -EINVAL; | |
7152 | } | |
7153 | rc = bnx2_change_ring_size(bp, ering->rx_pending, ering->tx_pending); | |
7154 | return rc; | |
7155 | } | |
7156 | ||
b6016b76 MC |
7157 | static void |
7158 | bnx2_get_pauseparam(struct net_device *dev, struct ethtool_pauseparam *epause) | |
7159 | { | |
972ec0d4 | 7160 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
7161 | |
7162 | epause->autoneg = ((bp->autoneg & AUTONEG_FLOW_CTRL) != 0); | |
7163 | epause->rx_pause = ((bp->flow_ctrl & FLOW_CTRL_RX) != 0); | |
7164 | epause->tx_pause = ((bp->flow_ctrl & FLOW_CTRL_TX) != 0); | |
7165 | } | |
7166 | ||
7167 | static int | |
7168 | bnx2_set_pauseparam(struct net_device *dev, struct ethtool_pauseparam *epause) | |
7169 | { | |
972ec0d4 | 7170 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
7171 | |
7172 | bp->req_flow_ctrl = 0; | |
7173 | if (epause->rx_pause) | |
7174 | bp->req_flow_ctrl |= FLOW_CTRL_RX; | |
7175 | if (epause->tx_pause) | |
7176 | bp->req_flow_ctrl |= FLOW_CTRL_TX; | |
7177 | ||
7178 | if (epause->autoneg) { | |
7179 | bp->autoneg |= AUTONEG_FLOW_CTRL; | |
7180 | } | |
7181 | else { | |
7182 | bp->autoneg &= ~AUTONEG_FLOW_CTRL; | |
7183 | } | |
7184 | ||
9f52b564 MC |
7185 | if (netif_running(dev)) { |
7186 | spin_lock_bh(&bp->phy_lock); | |
7187 | bnx2_setup_phy(bp, bp->phy_port); | |
7188 | spin_unlock_bh(&bp->phy_lock); | |
7189 | } | |
b6016b76 MC |
7190 | |
7191 | return 0; | |
7192 | } | |
7193 | ||
14ab9b86 | 7194 | static struct { |
b6016b76 | 7195 | char string[ETH_GSTRING_LEN]; |
790dab2f | 7196 | } bnx2_stats_str_arr[] = { |
b6016b76 MC |
7197 | { "rx_bytes" }, |
7198 | { "rx_error_bytes" }, | |
7199 | { "tx_bytes" }, | |
7200 | { "tx_error_bytes" }, | |
7201 | { "rx_ucast_packets" }, | |
7202 | { "rx_mcast_packets" }, | |
7203 | { "rx_bcast_packets" }, | |
7204 | { "tx_ucast_packets" }, | |
7205 | { "tx_mcast_packets" }, | |
7206 | { "tx_bcast_packets" }, | |
7207 | { "tx_mac_errors" }, | |
7208 | { "tx_carrier_errors" }, | |
7209 | { "rx_crc_errors" }, | |
7210 | { "rx_align_errors" }, | |
7211 | { "tx_single_collisions" }, | |
7212 | { "tx_multi_collisions" }, | |
7213 | { "tx_deferred" }, | |
7214 | { "tx_excess_collisions" }, | |
7215 | { "tx_late_collisions" }, | |
7216 | { "tx_total_collisions" }, | |
7217 | { "rx_fragments" }, | |
7218 | { "rx_jabbers" }, | |
7219 | { "rx_undersize_packets" }, | |
7220 | { "rx_oversize_packets" }, | |
7221 | { "rx_64_byte_packets" }, | |
7222 | { "rx_65_to_127_byte_packets" }, | |
7223 | { "rx_128_to_255_byte_packets" }, | |
7224 | { "rx_256_to_511_byte_packets" }, | |
7225 | { "rx_512_to_1023_byte_packets" }, | |
7226 | { "rx_1024_to_1522_byte_packets" }, | |
7227 | { "rx_1523_to_9022_byte_packets" }, | |
7228 | { "tx_64_byte_packets" }, | |
7229 | { "tx_65_to_127_byte_packets" }, | |
7230 | { "tx_128_to_255_byte_packets" }, | |
7231 | { "tx_256_to_511_byte_packets" }, | |
7232 | { "tx_512_to_1023_byte_packets" }, | |
7233 | { "tx_1024_to_1522_byte_packets" }, | |
7234 | { "tx_1523_to_9022_byte_packets" }, | |
7235 | { "rx_xon_frames" }, | |
7236 | { "rx_xoff_frames" }, | |
7237 | { "tx_xon_frames" }, | |
7238 | { "tx_xoff_frames" }, | |
7239 | { "rx_mac_ctrl_frames" }, | |
7240 | { "rx_filtered_packets" }, | |
790dab2f | 7241 | { "rx_ftq_discards" }, |
b6016b76 | 7242 | { "rx_discards" }, |
cea94db9 | 7243 | { "rx_fw_discards" }, |
b6016b76 MC |
7244 | }; |
7245 | ||
790dab2f MC |
7246 | #define BNX2_NUM_STATS (sizeof(bnx2_stats_str_arr)/\ |
7247 | sizeof(bnx2_stats_str_arr[0])) | |
7248 | ||
b6016b76 MC |
7249 | #define STATS_OFFSET32(offset_name) (offsetof(struct statistics_block, offset_name) / 4) |
7250 | ||
f71e1309 | 7251 | static const unsigned long bnx2_stats_offset_arr[BNX2_NUM_STATS] = { |
b6016b76 MC |
7252 | STATS_OFFSET32(stat_IfHCInOctets_hi), |
7253 | STATS_OFFSET32(stat_IfHCInBadOctets_hi), | |
7254 | STATS_OFFSET32(stat_IfHCOutOctets_hi), | |
7255 | STATS_OFFSET32(stat_IfHCOutBadOctets_hi), | |
7256 | STATS_OFFSET32(stat_IfHCInUcastPkts_hi), | |
7257 | STATS_OFFSET32(stat_IfHCInMulticastPkts_hi), | |
7258 | STATS_OFFSET32(stat_IfHCInBroadcastPkts_hi), | |
7259 | STATS_OFFSET32(stat_IfHCOutUcastPkts_hi), | |
7260 | STATS_OFFSET32(stat_IfHCOutMulticastPkts_hi), | |
7261 | STATS_OFFSET32(stat_IfHCOutBroadcastPkts_hi), | |
7262 | STATS_OFFSET32(stat_emac_tx_stat_dot3statsinternalmactransmiterrors), | |
6aa20a22 JG |
7263 | STATS_OFFSET32(stat_Dot3StatsCarrierSenseErrors), |
7264 | STATS_OFFSET32(stat_Dot3StatsFCSErrors), | |
7265 | STATS_OFFSET32(stat_Dot3StatsAlignmentErrors), | |
7266 | STATS_OFFSET32(stat_Dot3StatsSingleCollisionFrames), | |
7267 | STATS_OFFSET32(stat_Dot3StatsMultipleCollisionFrames), | |
7268 | STATS_OFFSET32(stat_Dot3StatsDeferredTransmissions), | |
7269 | STATS_OFFSET32(stat_Dot3StatsExcessiveCollisions), | |
7270 | STATS_OFFSET32(stat_Dot3StatsLateCollisions), | |
7271 | STATS_OFFSET32(stat_EtherStatsCollisions), | |
7272 | STATS_OFFSET32(stat_EtherStatsFragments), | |
7273 | STATS_OFFSET32(stat_EtherStatsJabbers), | |
7274 | STATS_OFFSET32(stat_EtherStatsUndersizePkts), | |
7275 | STATS_OFFSET32(stat_EtherStatsOverrsizePkts), | |
7276 | STATS_OFFSET32(stat_EtherStatsPktsRx64Octets), | |
7277 | STATS_OFFSET32(stat_EtherStatsPktsRx65Octetsto127Octets), | |
7278 | STATS_OFFSET32(stat_EtherStatsPktsRx128Octetsto255Octets), | |
7279 | STATS_OFFSET32(stat_EtherStatsPktsRx256Octetsto511Octets), | |
7280 | STATS_OFFSET32(stat_EtherStatsPktsRx512Octetsto1023Octets), | |
7281 | STATS_OFFSET32(stat_EtherStatsPktsRx1024Octetsto1522Octets), | |
7282 | STATS_OFFSET32(stat_EtherStatsPktsRx1523Octetsto9022Octets), | |
7283 | STATS_OFFSET32(stat_EtherStatsPktsTx64Octets), | |
7284 | STATS_OFFSET32(stat_EtherStatsPktsTx65Octetsto127Octets), | |
7285 | STATS_OFFSET32(stat_EtherStatsPktsTx128Octetsto255Octets), | |
7286 | STATS_OFFSET32(stat_EtherStatsPktsTx256Octetsto511Octets), | |
7287 | STATS_OFFSET32(stat_EtherStatsPktsTx512Octetsto1023Octets), | |
7288 | STATS_OFFSET32(stat_EtherStatsPktsTx1024Octetsto1522Octets), | |
7289 | STATS_OFFSET32(stat_EtherStatsPktsTx1523Octetsto9022Octets), | |
7290 | STATS_OFFSET32(stat_XonPauseFramesReceived), | |
7291 | STATS_OFFSET32(stat_XoffPauseFramesReceived), | |
7292 | STATS_OFFSET32(stat_OutXonSent), | |
7293 | STATS_OFFSET32(stat_OutXoffSent), | |
7294 | STATS_OFFSET32(stat_MacControlFramesReceived), | |
7295 | STATS_OFFSET32(stat_IfInFramesL2FilterDiscards), | |
790dab2f | 7296 | STATS_OFFSET32(stat_IfInFTQDiscards), |
6aa20a22 | 7297 | STATS_OFFSET32(stat_IfInMBUFDiscards), |
cea94db9 | 7298 | STATS_OFFSET32(stat_FwRxDrop), |
b6016b76 MC |
7299 | }; |
7300 | ||
7301 | /* stat_IfHCInBadOctets and stat_Dot3StatsCarrierSenseErrors are | |
7302 | * skipped because of errata. | |
6aa20a22 | 7303 | */ |
14ab9b86 | 7304 | static u8 bnx2_5706_stats_len_arr[BNX2_NUM_STATS] = { |
b6016b76 MC |
7305 | 8,0,8,8,8,8,8,8,8,8, |
7306 | 4,0,4,4,4,4,4,4,4,4, | |
7307 | 4,4,4,4,4,4,4,4,4,4, | |
7308 | 4,4,4,4,4,4,4,4,4,4, | |
790dab2f | 7309 | 4,4,4,4,4,4,4, |
b6016b76 MC |
7310 | }; |
7311 | ||
5b0c76ad MC |
7312 | static u8 bnx2_5708_stats_len_arr[BNX2_NUM_STATS] = { |
7313 | 8,0,8,8,8,8,8,8,8,8, | |
7314 | 4,4,4,4,4,4,4,4,4,4, | |
7315 | 4,4,4,4,4,4,4,4,4,4, | |
7316 | 4,4,4,4,4,4,4,4,4,4, | |
790dab2f | 7317 | 4,4,4,4,4,4,4, |
5b0c76ad MC |
7318 | }; |
7319 | ||
b6016b76 MC |
7320 | #define BNX2_NUM_TESTS 6 |
7321 | ||
14ab9b86 | 7322 | static struct { |
b6016b76 MC |
7323 | char string[ETH_GSTRING_LEN]; |
7324 | } bnx2_tests_str_arr[BNX2_NUM_TESTS] = { | |
7325 | { "register_test (offline)" }, | |
7326 | { "memory_test (offline)" }, | |
7327 | { "loopback_test (offline)" }, | |
7328 | { "nvram_test (online)" }, | |
7329 | { "interrupt_test (online)" }, | |
7330 | { "link_test (online)" }, | |
7331 | }; | |
7332 | ||
7333 | static int | |
b9f2c044 | 7334 | bnx2_get_sset_count(struct net_device *dev, int sset) |
b6016b76 | 7335 | { |
b9f2c044 JG |
7336 | switch (sset) { |
7337 | case ETH_SS_TEST: | |
7338 | return BNX2_NUM_TESTS; | |
7339 | case ETH_SS_STATS: | |
7340 | return BNX2_NUM_STATS; | |
7341 | default: | |
7342 | return -EOPNOTSUPP; | |
7343 | } | |
b6016b76 MC |
7344 | } |
7345 | ||
7346 | static void | |
7347 | bnx2_self_test(struct net_device *dev, struct ethtool_test *etest, u64 *buf) | |
7348 | { | |
972ec0d4 | 7349 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 7350 | |
9f52b564 MC |
7351 | bnx2_set_power_state(bp, PCI_D0); |
7352 | ||
b6016b76 MC |
7353 | memset(buf, 0, sizeof(u64) * BNX2_NUM_TESTS); |
7354 | if (etest->flags & ETH_TEST_FL_OFFLINE) { | |
80be4434 MC |
7355 | int i; |
7356 | ||
212f9934 | 7357 | bnx2_netif_stop(bp, true); |
b6016b76 MC |
7358 | bnx2_reset_chip(bp, BNX2_DRV_MSG_CODE_DIAG); |
7359 | bnx2_free_skbs(bp); | |
7360 | ||
7361 | if (bnx2_test_registers(bp) != 0) { | |
7362 | buf[0] = 1; | |
7363 | etest->flags |= ETH_TEST_FL_FAILED; | |
7364 | } | |
7365 | if (bnx2_test_memory(bp) != 0) { | |
7366 | buf[1] = 1; | |
7367 | etest->flags |= ETH_TEST_FL_FAILED; | |
7368 | } | |
bc5a0690 | 7369 | if ((buf[2] = bnx2_test_loopback(bp)) != 0) |
b6016b76 | 7370 | etest->flags |= ETH_TEST_FL_FAILED; |
b6016b76 | 7371 | |
9f52b564 MC |
7372 | if (!netif_running(bp->dev)) |
7373 | bnx2_shutdown_chip(bp); | |
b6016b76 | 7374 | else { |
9a120bc5 | 7375 | bnx2_init_nic(bp, 1); |
212f9934 | 7376 | bnx2_netif_start(bp, true); |
b6016b76 MC |
7377 | } |
7378 | ||
7379 | /* wait for link up */ | |
80be4434 MC |
7380 | for (i = 0; i < 7; i++) { |
7381 | if (bp->link_up) | |
7382 | break; | |
7383 | msleep_interruptible(1000); | |
7384 | } | |
b6016b76 MC |
7385 | } |
7386 | ||
7387 | if (bnx2_test_nvram(bp) != 0) { | |
7388 | buf[3] = 1; | |
7389 | etest->flags |= ETH_TEST_FL_FAILED; | |
7390 | } | |
7391 | if (bnx2_test_intr(bp) != 0) { | |
7392 | buf[4] = 1; | |
7393 | etest->flags |= ETH_TEST_FL_FAILED; | |
7394 | } | |
7395 | ||
7396 | if (bnx2_test_link(bp) != 0) { | |
7397 | buf[5] = 1; | |
7398 | etest->flags |= ETH_TEST_FL_FAILED; | |
7399 | ||
7400 | } | |
9f52b564 MC |
7401 | if (!netif_running(bp->dev)) |
7402 | bnx2_set_power_state(bp, PCI_D3hot); | |
b6016b76 MC |
7403 | } |
7404 | ||
7405 | static void | |
7406 | bnx2_get_strings(struct net_device *dev, u32 stringset, u8 *buf) | |
7407 | { | |
7408 | switch (stringset) { | |
7409 | case ETH_SS_STATS: | |
7410 | memcpy(buf, bnx2_stats_str_arr, | |
7411 | sizeof(bnx2_stats_str_arr)); | |
7412 | break; | |
7413 | case ETH_SS_TEST: | |
7414 | memcpy(buf, bnx2_tests_str_arr, | |
7415 | sizeof(bnx2_tests_str_arr)); | |
7416 | break; | |
7417 | } | |
7418 | } | |
7419 | ||
b6016b76 MC |
7420 | static void |
7421 | bnx2_get_ethtool_stats(struct net_device *dev, | |
7422 | struct ethtool_stats *stats, u64 *buf) | |
7423 | { | |
972ec0d4 | 7424 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
7425 | int i; |
7426 | u32 *hw_stats = (u32 *) bp->stats_blk; | |
354fcd77 | 7427 | u32 *temp_stats = (u32 *) bp->temp_stats_blk; |
14ab9b86 | 7428 | u8 *stats_len_arr = NULL; |
b6016b76 MC |
7429 | |
7430 | if (hw_stats == NULL) { | |
7431 | memset(buf, 0, sizeof(u64) * BNX2_NUM_STATS); | |
7432 | return; | |
7433 | } | |
7434 | ||
5b0c76ad MC |
7435 | if ((CHIP_ID(bp) == CHIP_ID_5706_A0) || |
7436 | (CHIP_ID(bp) == CHIP_ID_5706_A1) || | |
7437 | (CHIP_ID(bp) == CHIP_ID_5706_A2) || | |
7438 | (CHIP_ID(bp) == CHIP_ID_5708_A0)) | |
b6016b76 | 7439 | stats_len_arr = bnx2_5706_stats_len_arr; |
5b0c76ad MC |
7440 | else |
7441 | stats_len_arr = bnx2_5708_stats_len_arr; | |
b6016b76 MC |
7442 | |
7443 | for (i = 0; i < BNX2_NUM_STATS; i++) { | |
354fcd77 MC |
7444 | unsigned long offset; |
7445 | ||
b6016b76 MC |
7446 | if (stats_len_arr[i] == 0) { |
7447 | /* skip this counter */ | |
7448 | buf[i] = 0; | |
7449 | continue; | |
7450 | } | |
354fcd77 MC |
7451 | |
7452 | offset = bnx2_stats_offset_arr[i]; | |
b6016b76 MC |
7453 | if (stats_len_arr[i] == 4) { |
7454 | /* 4-byte counter */ | |
354fcd77 MC |
7455 | buf[i] = (u64) *(hw_stats + offset) + |
7456 | *(temp_stats + offset); | |
b6016b76 MC |
7457 | continue; |
7458 | } | |
7459 | /* 8-byte counter */ | |
354fcd77 MC |
7460 | buf[i] = (((u64) *(hw_stats + offset)) << 32) + |
7461 | *(hw_stats + offset + 1) + | |
7462 | (((u64) *(temp_stats + offset)) << 32) + | |
7463 | *(temp_stats + offset + 1); | |
b6016b76 MC |
7464 | } |
7465 | } | |
7466 | ||
7467 | static int | |
2e17e1aa | 7468 | bnx2_set_phys_id(struct net_device *dev, enum ethtool_phys_id_state state) |
b6016b76 | 7469 | { |
972ec0d4 | 7470 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 7471 | |
2e17e1aa | 7472 | switch (state) { |
7473 | case ETHTOOL_ID_ACTIVE: | |
7474 | bnx2_set_power_state(bp, PCI_D0); | |
9f52b564 | 7475 | |
2e17e1aa | 7476 | bp->leds_save = REG_RD(bp, BNX2_MISC_CFG); |
7477 | REG_WR(bp, BNX2_MISC_CFG, BNX2_MISC_CFG_LEDMODE_MAC); | |
fce55922 | 7478 | return 1; /* cycle on/off once per second */ |
b6016b76 | 7479 | |
2e17e1aa | 7480 | case ETHTOOL_ID_ON: |
7481 | REG_WR(bp, BNX2_EMAC_LED, BNX2_EMAC_LED_OVERRIDE | | |
7482 | BNX2_EMAC_LED_1000MB_OVERRIDE | | |
7483 | BNX2_EMAC_LED_100MB_OVERRIDE | | |
7484 | BNX2_EMAC_LED_10MB_OVERRIDE | | |
7485 | BNX2_EMAC_LED_TRAFFIC_OVERRIDE | | |
7486 | BNX2_EMAC_LED_TRAFFIC); | |
7487 | break; | |
b6016b76 | 7488 | |
2e17e1aa | 7489 | case ETHTOOL_ID_OFF: |
7490 | REG_WR(bp, BNX2_EMAC_LED, BNX2_EMAC_LED_OVERRIDE); | |
7491 | break; | |
9f52b564 | 7492 | |
2e17e1aa | 7493 | case ETHTOOL_ID_INACTIVE: |
7494 | REG_WR(bp, BNX2_EMAC_LED, 0); | |
7495 | REG_WR(bp, BNX2_MISC_CFG, bp->leds_save); | |
7496 | ||
7497 | if (!netif_running(dev)) | |
7498 | bnx2_set_power_state(bp, PCI_D3hot); | |
7499 | break; | |
7500 | } | |
9f52b564 | 7501 | |
b6016b76 MC |
7502 | return 0; |
7503 | } | |
7504 | ||
8d7dfc2b MM |
7505 | static u32 |
7506 | bnx2_fix_features(struct net_device *dev, u32 features) | |
4666f87a MC |
7507 | { |
7508 | struct bnx2 *bp = netdev_priv(dev); | |
7509 | ||
8d7dfc2b MM |
7510 | if (!(bp->flags & BNX2_FLAG_CAN_KEEP_VLAN)) |
7511 | features |= NETIF_F_HW_VLAN_RX; | |
7512 | ||
7513 | return features; | |
4666f87a MC |
7514 | } |
7515 | ||
fdc8541d | 7516 | static int |
8d7dfc2b | 7517 | bnx2_set_features(struct net_device *dev, u32 features) |
fdc8541d | 7518 | { |
7d0fd211 | 7519 | struct bnx2 *bp = netdev_priv(dev); |
7d0fd211 | 7520 | |
7c810477 | 7521 | /* TSO with VLAN tag won't work with current firmware */ |
8d7dfc2b MM |
7522 | if (features & NETIF_F_HW_VLAN_TX) |
7523 | dev->vlan_features |= (dev->hw_features & NETIF_F_ALL_TSO); | |
7524 | else | |
7525 | dev->vlan_features &= ~NETIF_F_ALL_TSO; | |
7d0fd211 | 7526 | |
8d7dfc2b | 7527 | if ((!!(features & NETIF_F_HW_VLAN_RX) != |
7d0fd211 JG |
7528 | !!(bp->rx_mode & BNX2_EMAC_RX_MODE_KEEP_VLAN_TAG)) && |
7529 | netif_running(dev)) { | |
7530 | bnx2_netif_stop(bp, false); | |
8d7dfc2b | 7531 | dev->features = features; |
7d0fd211 JG |
7532 | bnx2_set_rx_mode(dev); |
7533 | bnx2_fw_sync(bp, BNX2_DRV_MSG_CODE_KEEP_VLAN_UPDATE, 0, 1); | |
7534 | bnx2_netif_start(bp, false); | |
8d7dfc2b | 7535 | return 1; |
7d0fd211 JG |
7536 | } |
7537 | ||
7538 | return 0; | |
fdc8541d MC |
7539 | } |
7540 | ||
7282d491 | 7541 | static const struct ethtool_ops bnx2_ethtool_ops = { |
b6016b76 MC |
7542 | .get_settings = bnx2_get_settings, |
7543 | .set_settings = bnx2_set_settings, | |
7544 | .get_drvinfo = bnx2_get_drvinfo, | |
244ac4f4 MC |
7545 | .get_regs_len = bnx2_get_regs_len, |
7546 | .get_regs = bnx2_get_regs, | |
b6016b76 MC |
7547 | .get_wol = bnx2_get_wol, |
7548 | .set_wol = bnx2_set_wol, | |
7549 | .nway_reset = bnx2_nway_reset, | |
7959ea25 | 7550 | .get_link = bnx2_get_link, |
b6016b76 MC |
7551 | .get_eeprom_len = bnx2_get_eeprom_len, |
7552 | .get_eeprom = bnx2_get_eeprom, | |
7553 | .set_eeprom = bnx2_set_eeprom, | |
7554 | .get_coalesce = bnx2_get_coalesce, | |
7555 | .set_coalesce = bnx2_set_coalesce, | |
7556 | .get_ringparam = bnx2_get_ringparam, | |
7557 | .set_ringparam = bnx2_set_ringparam, | |
7558 | .get_pauseparam = bnx2_get_pauseparam, | |
7559 | .set_pauseparam = bnx2_set_pauseparam, | |
b6016b76 MC |
7560 | .self_test = bnx2_self_test, |
7561 | .get_strings = bnx2_get_strings, | |
2e17e1aa | 7562 | .set_phys_id = bnx2_set_phys_id, |
b6016b76 | 7563 | .get_ethtool_stats = bnx2_get_ethtool_stats, |
b9f2c044 | 7564 | .get_sset_count = bnx2_get_sset_count, |
b6016b76 MC |
7565 | }; |
7566 | ||
7567 | /* Called with rtnl_lock */ | |
7568 | static int | |
7569 | bnx2_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) | |
7570 | { | |
14ab9b86 | 7571 | struct mii_ioctl_data *data = if_mii(ifr); |
972ec0d4 | 7572 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
7573 | int err; |
7574 | ||
7575 | switch(cmd) { | |
7576 | case SIOCGMIIPHY: | |
7577 | data->phy_id = bp->phy_addr; | |
7578 | ||
7579 | /* fallthru */ | |
7580 | case SIOCGMIIREG: { | |
7581 | u32 mii_regval; | |
7582 | ||
583c28e5 | 7583 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) |
7b6b8347 MC |
7584 | return -EOPNOTSUPP; |
7585 | ||
dad3e452 MC |
7586 | if (!netif_running(dev)) |
7587 | return -EAGAIN; | |
7588 | ||
c770a65c | 7589 | spin_lock_bh(&bp->phy_lock); |
b6016b76 | 7590 | err = bnx2_read_phy(bp, data->reg_num & 0x1f, &mii_regval); |
c770a65c | 7591 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
7592 | |
7593 | data->val_out = mii_regval; | |
7594 | ||
7595 | return err; | |
7596 | } | |
7597 | ||
7598 | case SIOCSMIIREG: | |
583c28e5 | 7599 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) |
7b6b8347 MC |
7600 | return -EOPNOTSUPP; |
7601 | ||
dad3e452 MC |
7602 | if (!netif_running(dev)) |
7603 | return -EAGAIN; | |
7604 | ||
c770a65c | 7605 | spin_lock_bh(&bp->phy_lock); |
b6016b76 | 7606 | err = bnx2_write_phy(bp, data->reg_num & 0x1f, data->val_in); |
c770a65c | 7607 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
7608 | |
7609 | return err; | |
7610 | ||
7611 | default: | |
7612 | /* do nothing */ | |
7613 | break; | |
7614 | } | |
7615 | return -EOPNOTSUPP; | |
7616 | } | |
7617 | ||
7618 | /* Called with rtnl_lock */ | |
7619 | static int | |
7620 | bnx2_change_mac_addr(struct net_device *dev, void *p) | |
7621 | { | |
7622 | struct sockaddr *addr = p; | |
972ec0d4 | 7623 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 7624 | |
73eef4cd MC |
7625 | if (!is_valid_ether_addr(addr->sa_data)) |
7626 | return -EINVAL; | |
7627 | ||
b6016b76 MC |
7628 | memcpy(dev->dev_addr, addr->sa_data, dev->addr_len); |
7629 | if (netif_running(dev)) | |
5fcaed01 | 7630 | bnx2_set_mac_addr(bp, bp->dev->dev_addr, 0); |
b6016b76 MC |
7631 | |
7632 | return 0; | |
7633 | } | |
7634 | ||
7635 | /* Called with rtnl_lock */ | |
7636 | static int | |
7637 | bnx2_change_mtu(struct net_device *dev, int new_mtu) | |
7638 | { | |
972ec0d4 | 7639 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
7640 | |
7641 | if (((new_mtu + ETH_HLEN) > MAX_ETHERNET_JUMBO_PACKET_SIZE) || | |
7642 | ((new_mtu + ETH_HLEN) < MIN_ETHERNET_PACKET_SIZE)) | |
7643 | return -EINVAL; | |
7644 | ||
7645 | dev->mtu = new_mtu; | |
807540ba | 7646 | return bnx2_change_ring_size(bp, bp->rx_ring_size, bp->tx_ring_size); |
b6016b76 MC |
7647 | } |
7648 | ||
257ddbda | 7649 | #ifdef CONFIG_NET_POLL_CONTROLLER |
b6016b76 MC |
7650 | static void |
7651 | poll_bnx2(struct net_device *dev) | |
7652 | { | |
972ec0d4 | 7653 | struct bnx2 *bp = netdev_priv(dev); |
b2af2c1d | 7654 | int i; |
b6016b76 | 7655 | |
b2af2c1d | 7656 | for (i = 0; i < bp->irq_nvecs; i++) { |
1bf1e347 MC |
7657 | struct bnx2_irq *irq = &bp->irq_tbl[i]; |
7658 | ||
7659 | disable_irq(irq->vector); | |
7660 | irq->handler(irq->vector, &bp->bnx2_napi[i]); | |
7661 | enable_irq(irq->vector); | |
b2af2c1d | 7662 | } |
b6016b76 MC |
7663 | } |
7664 | #endif | |
7665 | ||
253c8b75 MC |
7666 | static void __devinit |
7667 | bnx2_get_5709_media(struct bnx2 *bp) | |
7668 | { | |
7669 | u32 val = REG_RD(bp, BNX2_MISC_DUAL_MEDIA_CTRL); | |
7670 | u32 bond_id = val & BNX2_MISC_DUAL_MEDIA_CTRL_BOND_ID; | |
7671 | u32 strap; | |
7672 | ||
7673 | if (bond_id == BNX2_MISC_DUAL_MEDIA_CTRL_BOND_ID_C) | |
7674 | return; | |
7675 | else if (bond_id == BNX2_MISC_DUAL_MEDIA_CTRL_BOND_ID_S) { | |
583c28e5 | 7676 | bp->phy_flags |= BNX2_PHY_FLAG_SERDES; |
253c8b75 MC |
7677 | return; |
7678 | } | |
7679 | ||
7680 | if (val & BNX2_MISC_DUAL_MEDIA_CTRL_STRAP_OVERRIDE) | |
7681 | strap = (val & BNX2_MISC_DUAL_MEDIA_CTRL_PHY_CTRL) >> 21; | |
7682 | else | |
7683 | strap = (val & BNX2_MISC_DUAL_MEDIA_CTRL_PHY_CTRL_STRAP) >> 8; | |
7684 | ||
7685 | if (PCI_FUNC(bp->pdev->devfn) == 0) { | |
7686 | switch (strap) { | |
7687 | case 0x4: | |
7688 | case 0x5: | |
7689 | case 0x6: | |
583c28e5 | 7690 | bp->phy_flags |= BNX2_PHY_FLAG_SERDES; |
253c8b75 MC |
7691 | return; |
7692 | } | |
7693 | } else { | |
7694 | switch (strap) { | |
7695 | case 0x1: | |
7696 | case 0x2: | |
7697 | case 0x4: | |
583c28e5 | 7698 | bp->phy_flags |= BNX2_PHY_FLAG_SERDES; |
253c8b75 MC |
7699 | return; |
7700 | } | |
7701 | } | |
7702 | } | |
7703 | ||
883e5151 MC |
7704 | static void __devinit |
7705 | bnx2_get_pci_speed(struct bnx2 *bp) | |
7706 | { | |
7707 | u32 reg; | |
7708 | ||
7709 | reg = REG_RD(bp, BNX2_PCICFG_MISC_STATUS); | |
7710 | if (reg & BNX2_PCICFG_MISC_STATUS_PCIX_DET) { | |
7711 | u32 clkreg; | |
7712 | ||
f86e82fb | 7713 | bp->flags |= BNX2_FLAG_PCIX; |
883e5151 MC |
7714 | |
7715 | clkreg = REG_RD(bp, BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS); | |
7716 | ||
7717 | clkreg &= BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET; | |
7718 | switch (clkreg) { | |
7719 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_133MHZ: | |
7720 | bp->bus_speed_mhz = 133; | |
7721 | break; | |
7722 | ||
7723 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_95MHZ: | |
7724 | bp->bus_speed_mhz = 100; | |
7725 | break; | |
7726 | ||
7727 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_66MHZ: | |
7728 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_80MHZ: | |
7729 | bp->bus_speed_mhz = 66; | |
7730 | break; | |
7731 | ||
7732 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_48MHZ: | |
7733 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_55MHZ: | |
7734 | bp->bus_speed_mhz = 50; | |
7735 | break; | |
7736 | ||
7737 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_LOW: | |
7738 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_32MHZ: | |
7739 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_38MHZ: | |
7740 | bp->bus_speed_mhz = 33; | |
7741 | break; | |
7742 | } | |
7743 | } | |
7744 | else { | |
7745 | if (reg & BNX2_PCICFG_MISC_STATUS_M66EN) | |
7746 | bp->bus_speed_mhz = 66; | |
7747 | else | |
7748 | bp->bus_speed_mhz = 33; | |
7749 | } | |
7750 | ||
7751 | if (reg & BNX2_PCICFG_MISC_STATUS_32BIT_DET) | |
f86e82fb | 7752 | bp->flags |= BNX2_FLAG_PCI_32BIT; |
883e5151 MC |
7753 | |
7754 | } | |
7755 | ||
76d99061 MC |
7756 | static void __devinit |
7757 | bnx2_read_vpd_fw_ver(struct bnx2 *bp) | |
7758 | { | |
df25bc38 | 7759 | int rc, i, j; |
76d99061 | 7760 | u8 *data; |
df25bc38 | 7761 | unsigned int block_end, rosize, len; |
76d99061 | 7762 | |
012093f6 MC |
7763 | #define BNX2_VPD_NVRAM_OFFSET 0x300 |
7764 | #define BNX2_VPD_LEN 128 | |
76d99061 MC |
7765 | #define BNX2_MAX_VER_SLEN 30 |
7766 | ||
7767 | data = kmalloc(256, GFP_KERNEL); | |
7768 | if (!data) | |
7769 | return; | |
7770 | ||
012093f6 MC |
7771 | rc = bnx2_nvram_read(bp, BNX2_VPD_NVRAM_OFFSET, data + BNX2_VPD_LEN, |
7772 | BNX2_VPD_LEN); | |
76d99061 MC |
7773 | if (rc) |
7774 | goto vpd_done; | |
7775 | ||
012093f6 MC |
7776 | for (i = 0; i < BNX2_VPD_LEN; i += 4) { |
7777 | data[i] = data[i + BNX2_VPD_LEN + 3]; | |
7778 | data[i + 1] = data[i + BNX2_VPD_LEN + 2]; | |
7779 | data[i + 2] = data[i + BNX2_VPD_LEN + 1]; | |
7780 | data[i + 3] = data[i + BNX2_VPD_LEN]; | |
76d99061 MC |
7781 | } |
7782 | ||
df25bc38 MC |
7783 | i = pci_vpd_find_tag(data, 0, BNX2_VPD_LEN, PCI_VPD_LRDT_RO_DATA); |
7784 | if (i < 0) | |
7785 | goto vpd_done; | |
76d99061 | 7786 | |
df25bc38 MC |
7787 | rosize = pci_vpd_lrdt_size(&data[i]); |
7788 | i += PCI_VPD_LRDT_TAG_SIZE; | |
7789 | block_end = i + rosize; | |
76d99061 | 7790 | |
df25bc38 MC |
7791 | if (block_end > BNX2_VPD_LEN) |
7792 | goto vpd_done; | |
76d99061 | 7793 | |
df25bc38 MC |
7794 | j = pci_vpd_find_info_keyword(data, i, rosize, |
7795 | PCI_VPD_RO_KEYWORD_MFR_ID); | |
7796 | if (j < 0) | |
7797 | goto vpd_done; | |
76d99061 | 7798 | |
df25bc38 | 7799 | len = pci_vpd_info_field_size(&data[j]); |
76d99061 | 7800 | |
df25bc38 MC |
7801 | j += PCI_VPD_INFO_FLD_HDR_SIZE; |
7802 | if (j + len > block_end || len != 4 || | |
7803 | memcmp(&data[j], "1028", 4)) | |
7804 | goto vpd_done; | |
4067a854 | 7805 | |
df25bc38 MC |
7806 | j = pci_vpd_find_info_keyword(data, i, rosize, |
7807 | PCI_VPD_RO_KEYWORD_VENDOR0); | |
7808 | if (j < 0) | |
7809 | goto vpd_done; | |
4067a854 | 7810 | |
df25bc38 | 7811 | len = pci_vpd_info_field_size(&data[j]); |
4067a854 | 7812 | |
df25bc38 MC |
7813 | j += PCI_VPD_INFO_FLD_HDR_SIZE; |
7814 | if (j + len > block_end || len > BNX2_MAX_VER_SLEN) | |
76d99061 | 7815 | goto vpd_done; |
df25bc38 MC |
7816 | |
7817 | memcpy(bp->fw_version, &data[j], len); | |
7818 | bp->fw_version[len] = ' '; | |
76d99061 MC |
7819 | |
7820 | vpd_done: | |
7821 | kfree(data); | |
7822 | } | |
7823 | ||
b6016b76 MC |
7824 | static int __devinit |
7825 | bnx2_init_board(struct pci_dev *pdev, struct net_device *dev) | |
7826 | { | |
7827 | struct bnx2 *bp; | |
7828 | unsigned long mem_len; | |
58fc2ea4 | 7829 | int rc, i, j; |
b6016b76 | 7830 | u32 reg; |
40453c83 | 7831 | u64 dma_mask, persist_dma_mask; |
cd709aa9 | 7832 | int err; |
b6016b76 | 7833 | |
b6016b76 | 7834 | SET_NETDEV_DEV(dev, &pdev->dev); |
972ec0d4 | 7835 | bp = netdev_priv(dev); |
b6016b76 MC |
7836 | |
7837 | bp->flags = 0; | |
7838 | bp->phy_flags = 0; | |
7839 | ||
354fcd77 MC |
7840 | bp->temp_stats_blk = |
7841 | kzalloc(sizeof(struct statistics_block), GFP_KERNEL); | |
7842 | ||
7843 | if (bp->temp_stats_blk == NULL) { | |
7844 | rc = -ENOMEM; | |
7845 | goto err_out; | |
7846 | } | |
7847 | ||
b6016b76 MC |
7848 | /* enable device (incl. PCI PM wakeup), and bus-mastering */ |
7849 | rc = pci_enable_device(pdev); | |
7850 | if (rc) { | |
3a9c6a49 | 7851 | dev_err(&pdev->dev, "Cannot enable PCI device, aborting\n"); |
b6016b76 MC |
7852 | goto err_out; |
7853 | } | |
7854 | ||
7855 | if (!(pci_resource_flags(pdev, 0) & IORESOURCE_MEM)) { | |
9b91cf9d | 7856 | dev_err(&pdev->dev, |
3a9c6a49 | 7857 | "Cannot find PCI device base address, aborting\n"); |
b6016b76 MC |
7858 | rc = -ENODEV; |
7859 | goto err_out_disable; | |
7860 | } | |
7861 | ||
7862 | rc = pci_request_regions(pdev, DRV_MODULE_NAME); | |
7863 | if (rc) { | |
3a9c6a49 | 7864 | dev_err(&pdev->dev, "Cannot obtain PCI resources, aborting\n"); |
b6016b76 MC |
7865 | goto err_out_disable; |
7866 | } | |
7867 | ||
7868 | pci_set_master(pdev); | |
7869 | ||
7870 | bp->pm_cap = pci_find_capability(pdev, PCI_CAP_ID_PM); | |
7871 | if (bp->pm_cap == 0) { | |
9b91cf9d | 7872 | dev_err(&pdev->dev, |
3a9c6a49 | 7873 | "Cannot find power management capability, aborting\n"); |
b6016b76 MC |
7874 | rc = -EIO; |
7875 | goto err_out_release; | |
7876 | } | |
7877 | ||
b6016b76 MC |
7878 | bp->dev = dev; |
7879 | bp->pdev = pdev; | |
7880 | ||
7881 | spin_lock_init(&bp->phy_lock); | |
1b8227c4 | 7882 | spin_lock_init(&bp->indirect_lock); |
c5a88950 MC |
7883 | #ifdef BCM_CNIC |
7884 | mutex_init(&bp->cnic_lock); | |
7885 | #endif | |
c4028958 | 7886 | INIT_WORK(&bp->reset_task, bnx2_reset_task); |
b6016b76 MC |
7887 | |
7888 | dev->base_addr = dev->mem_start = pci_resource_start(pdev, 0); | |
4edd473f | 7889 | mem_len = MB_GET_CID_ADDR(TX_TSS_CID + TX_MAX_TSS_RINGS + 1); |
b6016b76 MC |
7890 | dev->mem_end = dev->mem_start + mem_len; |
7891 | dev->irq = pdev->irq; | |
7892 | ||
7893 | bp->regview = ioremap_nocache(dev->base_addr, mem_len); | |
7894 | ||
7895 | if (!bp->regview) { | |
3a9c6a49 | 7896 | dev_err(&pdev->dev, "Cannot map register space, aborting\n"); |
b6016b76 MC |
7897 | rc = -ENOMEM; |
7898 | goto err_out_release; | |
7899 | } | |
7900 | ||
be7ff1af MC |
7901 | bnx2_set_power_state(bp, PCI_D0); |
7902 | ||
b6016b76 MC |
7903 | /* Configure byte swap and enable write to the reg_window registers. |
7904 | * Rely on CPU to do target byte swapping on big endian systems | |
7905 | * The chip's target access swapping will not swap all accesses | |
7906 | */ | |
be7ff1af MC |
7907 | REG_WR(bp, BNX2_PCICFG_MISC_CONFIG, |
7908 | BNX2_PCICFG_MISC_CONFIG_REG_WINDOW_ENA | | |
7909 | BNX2_PCICFG_MISC_CONFIG_TARGET_MB_WORD_SWAP); | |
b6016b76 MC |
7910 | |
7911 | bp->chip_id = REG_RD(bp, BNX2_MISC_ID); | |
7912 | ||
883e5151 | 7913 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
e82760e7 JM |
7914 | if (!pci_is_pcie(pdev)) { |
7915 | dev_err(&pdev->dev, "Not PCIE, aborting\n"); | |
883e5151 MC |
7916 | rc = -EIO; |
7917 | goto err_out_unmap; | |
7918 | } | |
f86e82fb | 7919 | bp->flags |= BNX2_FLAG_PCIE; |
2dd201d7 | 7920 | if (CHIP_REV(bp) == CHIP_REV_Ax) |
f86e82fb | 7921 | bp->flags |= BNX2_FLAG_JUMBO_BROKEN; |
c239f279 MC |
7922 | |
7923 | /* AER (Advanced Error Reporting) hooks */ | |
7924 | err = pci_enable_pcie_error_reporting(pdev); | |
4bb9ebc7 MC |
7925 | if (!err) |
7926 | bp->flags |= BNX2_FLAG_AER_ENABLED; | |
c239f279 | 7927 | |
883e5151 | 7928 | } else { |
59b47d8a MC |
7929 | bp->pcix_cap = pci_find_capability(pdev, PCI_CAP_ID_PCIX); |
7930 | if (bp->pcix_cap == 0) { | |
7931 | dev_err(&pdev->dev, | |
3a9c6a49 | 7932 | "Cannot find PCIX capability, aborting\n"); |
59b47d8a MC |
7933 | rc = -EIO; |
7934 | goto err_out_unmap; | |
7935 | } | |
61d9e3fa | 7936 | bp->flags |= BNX2_FLAG_BROKEN_STATS; |
59b47d8a MC |
7937 | } |
7938 | ||
b4b36042 MC |
7939 | if (CHIP_NUM(bp) == CHIP_NUM_5709 && CHIP_REV(bp) != CHIP_REV_Ax) { |
7940 | if (pci_find_capability(pdev, PCI_CAP_ID_MSIX)) | |
f86e82fb | 7941 | bp->flags |= BNX2_FLAG_MSIX_CAP; |
b4b36042 MC |
7942 | } |
7943 | ||
8e6a72c4 MC |
7944 | if (CHIP_ID(bp) != CHIP_ID_5706_A0 && CHIP_ID(bp) != CHIP_ID_5706_A1) { |
7945 | if (pci_find_capability(pdev, PCI_CAP_ID_MSI)) | |
f86e82fb | 7946 | bp->flags |= BNX2_FLAG_MSI_CAP; |
8e6a72c4 MC |
7947 | } |
7948 | ||
40453c83 MC |
7949 | /* 5708 cannot support DMA addresses > 40-bit. */ |
7950 | if (CHIP_NUM(bp) == CHIP_NUM_5708) | |
50cf156a | 7951 | persist_dma_mask = dma_mask = DMA_BIT_MASK(40); |
40453c83 | 7952 | else |
6a35528a | 7953 | persist_dma_mask = dma_mask = DMA_BIT_MASK(64); |
40453c83 MC |
7954 | |
7955 | /* Configure DMA attributes. */ | |
7956 | if (pci_set_dma_mask(pdev, dma_mask) == 0) { | |
7957 | dev->features |= NETIF_F_HIGHDMA; | |
7958 | rc = pci_set_consistent_dma_mask(pdev, persist_dma_mask); | |
7959 | if (rc) { | |
7960 | dev_err(&pdev->dev, | |
3a9c6a49 | 7961 | "pci_set_consistent_dma_mask failed, aborting\n"); |
40453c83 MC |
7962 | goto err_out_unmap; |
7963 | } | |
284901a9 | 7964 | } else if ((rc = pci_set_dma_mask(pdev, DMA_BIT_MASK(32))) != 0) { |
3a9c6a49 | 7965 | dev_err(&pdev->dev, "System does not support DMA, aborting\n"); |
40453c83 MC |
7966 | goto err_out_unmap; |
7967 | } | |
7968 | ||
f86e82fb | 7969 | if (!(bp->flags & BNX2_FLAG_PCIE)) |
883e5151 | 7970 | bnx2_get_pci_speed(bp); |
b6016b76 MC |
7971 | |
7972 | /* 5706A0 may falsely detect SERR and PERR. */ | |
7973 | if (CHIP_ID(bp) == CHIP_ID_5706_A0) { | |
7974 | reg = REG_RD(bp, PCI_COMMAND); | |
7975 | reg &= ~(PCI_COMMAND_SERR | PCI_COMMAND_PARITY); | |
7976 | REG_WR(bp, PCI_COMMAND, reg); | |
7977 | } | |
7978 | else if ((CHIP_ID(bp) == CHIP_ID_5706_A1) && | |
f86e82fb | 7979 | !(bp->flags & BNX2_FLAG_PCIX)) { |
b6016b76 | 7980 | |
9b91cf9d | 7981 | dev_err(&pdev->dev, |
3a9c6a49 | 7982 | "5706 A1 can only be used in a PCIX bus, aborting\n"); |
b6016b76 MC |
7983 | goto err_out_unmap; |
7984 | } | |
7985 | ||
7986 | bnx2_init_nvram(bp); | |
7987 | ||
2726d6e1 | 7988 | reg = bnx2_reg_rd_ind(bp, BNX2_SHM_HDR_SIGNATURE); |
e3648b3d MC |
7989 | |
7990 | if ((reg & BNX2_SHM_HDR_SIGNATURE_SIG_MASK) == | |
24cb230b MC |
7991 | BNX2_SHM_HDR_SIGNATURE_SIG) { |
7992 | u32 off = PCI_FUNC(pdev->devfn) << 2; | |
7993 | ||
2726d6e1 | 7994 | bp->shmem_base = bnx2_reg_rd_ind(bp, BNX2_SHM_HDR_ADDR_0 + off); |
24cb230b | 7995 | } else |
e3648b3d MC |
7996 | bp->shmem_base = HOST_VIEW_SHMEM_BASE; |
7997 | ||
b6016b76 MC |
7998 | /* Get the permanent MAC address. First we need to make sure the |
7999 | * firmware is actually running. | |
8000 | */ | |
2726d6e1 | 8001 | reg = bnx2_shmem_rd(bp, BNX2_DEV_INFO_SIGNATURE); |
b6016b76 MC |
8002 | |
8003 | if ((reg & BNX2_DEV_INFO_SIGNATURE_MAGIC_MASK) != | |
8004 | BNX2_DEV_INFO_SIGNATURE_MAGIC) { | |
3a9c6a49 | 8005 | dev_err(&pdev->dev, "Firmware not running, aborting\n"); |
b6016b76 MC |
8006 | rc = -ENODEV; |
8007 | goto err_out_unmap; | |
8008 | } | |
8009 | ||
76d99061 MC |
8010 | bnx2_read_vpd_fw_ver(bp); |
8011 | ||
8012 | j = strlen(bp->fw_version); | |
2726d6e1 | 8013 | reg = bnx2_shmem_rd(bp, BNX2_DEV_INFO_BC_REV); |
76d99061 | 8014 | for (i = 0; i < 3 && j < 24; i++) { |
58fc2ea4 MC |
8015 | u8 num, k, skip0; |
8016 | ||
76d99061 MC |
8017 | if (i == 0) { |
8018 | bp->fw_version[j++] = 'b'; | |
8019 | bp->fw_version[j++] = 'c'; | |
8020 | bp->fw_version[j++] = ' '; | |
8021 | } | |
58fc2ea4 MC |
8022 | num = (u8) (reg >> (24 - (i * 8))); |
8023 | for (k = 100, skip0 = 1; k >= 1; num %= k, k /= 10) { | |
8024 | if (num >= k || !skip0 || k == 1) { | |
8025 | bp->fw_version[j++] = (num / k) + '0'; | |
8026 | skip0 = 0; | |
8027 | } | |
8028 | } | |
8029 | if (i != 2) | |
8030 | bp->fw_version[j++] = '.'; | |
8031 | } | |
2726d6e1 | 8032 | reg = bnx2_shmem_rd(bp, BNX2_PORT_FEATURE); |
846f5c62 MC |
8033 | if (reg & BNX2_PORT_FEATURE_WOL_ENABLED) |
8034 | bp->wol = 1; | |
8035 | ||
8036 | if (reg & BNX2_PORT_FEATURE_ASF_ENABLED) { | |
f86e82fb | 8037 | bp->flags |= BNX2_FLAG_ASF_ENABLE; |
c2d3db8c MC |
8038 | |
8039 | for (i = 0; i < 30; i++) { | |
2726d6e1 | 8040 | reg = bnx2_shmem_rd(bp, BNX2_BC_STATE_CONDITION); |
c2d3db8c MC |
8041 | if (reg & BNX2_CONDITION_MFW_RUN_MASK) |
8042 | break; | |
8043 | msleep(10); | |
8044 | } | |
8045 | } | |
2726d6e1 | 8046 | reg = bnx2_shmem_rd(bp, BNX2_BC_STATE_CONDITION); |
58fc2ea4 MC |
8047 | reg &= BNX2_CONDITION_MFW_RUN_MASK; |
8048 | if (reg != BNX2_CONDITION_MFW_RUN_UNKNOWN && | |
8049 | reg != BNX2_CONDITION_MFW_RUN_NONE) { | |
2726d6e1 | 8050 | u32 addr = bnx2_shmem_rd(bp, BNX2_MFW_VER_PTR); |
58fc2ea4 | 8051 | |
76d99061 MC |
8052 | if (j < 32) |
8053 | bp->fw_version[j++] = ' '; | |
8054 | for (i = 0; i < 3 && j < 28; i++) { | |
2726d6e1 | 8055 | reg = bnx2_reg_rd_ind(bp, addr + i * 4); |
58fc2ea4 MC |
8056 | reg = swab32(reg); |
8057 | memcpy(&bp->fw_version[j], ®, 4); | |
8058 | j += 4; | |
8059 | } | |
8060 | } | |
b6016b76 | 8061 | |
2726d6e1 | 8062 | reg = bnx2_shmem_rd(bp, BNX2_PORT_HW_CFG_MAC_UPPER); |
b6016b76 MC |
8063 | bp->mac_addr[0] = (u8) (reg >> 8); |
8064 | bp->mac_addr[1] = (u8) reg; | |
8065 | ||
2726d6e1 | 8066 | reg = bnx2_shmem_rd(bp, BNX2_PORT_HW_CFG_MAC_LOWER); |
b6016b76 MC |
8067 | bp->mac_addr[2] = (u8) (reg >> 24); |
8068 | bp->mac_addr[3] = (u8) (reg >> 16); | |
8069 | bp->mac_addr[4] = (u8) (reg >> 8); | |
8070 | bp->mac_addr[5] = (u8) reg; | |
8071 | ||
8072 | bp->tx_ring_size = MAX_TX_DESC_CNT; | |
932f3772 | 8073 | bnx2_set_rx_ring_size(bp, 255); |
b6016b76 | 8074 | |
cf7474a6 | 8075 | bp->tx_quick_cons_trip_int = 2; |
b6016b76 | 8076 | bp->tx_quick_cons_trip = 20; |
cf7474a6 | 8077 | bp->tx_ticks_int = 18; |
b6016b76 | 8078 | bp->tx_ticks = 80; |
6aa20a22 | 8079 | |
cf7474a6 MC |
8080 | bp->rx_quick_cons_trip_int = 2; |
8081 | bp->rx_quick_cons_trip = 12; | |
b6016b76 MC |
8082 | bp->rx_ticks_int = 18; |
8083 | bp->rx_ticks = 18; | |
8084 | ||
7ea6920e | 8085 | bp->stats_ticks = USEC_PER_SEC & BNX2_HC_STATS_TICKS_HC_STAT_TICKS; |
b6016b76 | 8086 | |
ac392abc | 8087 | bp->current_interval = BNX2_TIMER_INTERVAL; |
b6016b76 | 8088 | |
5b0c76ad MC |
8089 | bp->phy_addr = 1; |
8090 | ||
b6016b76 | 8091 | /* Disable WOL support if we are running on a SERDES chip. */ |
253c8b75 MC |
8092 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
8093 | bnx2_get_5709_media(bp); | |
8094 | else if (CHIP_BOND_ID(bp) & CHIP_BOND_ID_SERDES_BIT) | |
583c28e5 | 8095 | bp->phy_flags |= BNX2_PHY_FLAG_SERDES; |
bac0dff6 | 8096 | |
0d8a6571 | 8097 | bp->phy_port = PORT_TP; |
583c28e5 | 8098 | if (bp->phy_flags & BNX2_PHY_FLAG_SERDES) { |
0d8a6571 | 8099 | bp->phy_port = PORT_FIBRE; |
2726d6e1 | 8100 | reg = bnx2_shmem_rd(bp, BNX2_SHARED_HW_CFG_CONFIG); |
846f5c62 | 8101 | if (!(reg & BNX2_SHARED_HW_CFG_GIG_LINK_ON_VAUX)) { |
f86e82fb | 8102 | bp->flags |= BNX2_FLAG_NO_WOL; |
846f5c62 MC |
8103 | bp->wol = 0; |
8104 | } | |
38ea3686 MC |
8105 | if (CHIP_NUM(bp) == CHIP_NUM_5706) { |
8106 | /* Don't do parallel detect on this board because of | |
8107 | * some board problems. The link will not go down | |
8108 | * if we do parallel detect. | |
8109 | */ | |
8110 | if (pdev->subsystem_vendor == PCI_VENDOR_ID_HP && | |
8111 | pdev->subsystem_device == 0x310c) | |
8112 | bp->phy_flags |= BNX2_PHY_FLAG_NO_PARALLEL; | |
8113 | } else { | |
5b0c76ad | 8114 | bp->phy_addr = 2; |
5b0c76ad | 8115 | if (reg & BNX2_SHARED_HW_CFG_PHY_2_5G) |
583c28e5 | 8116 | bp->phy_flags |= BNX2_PHY_FLAG_2_5G_CAPABLE; |
5b0c76ad | 8117 | } |
261dd5ca MC |
8118 | } else if (CHIP_NUM(bp) == CHIP_NUM_5706 || |
8119 | CHIP_NUM(bp) == CHIP_NUM_5708) | |
583c28e5 | 8120 | bp->phy_flags |= BNX2_PHY_FLAG_CRC_FIX; |
fb0c18bd MC |
8121 | else if (CHIP_NUM(bp) == CHIP_NUM_5709 && |
8122 | (CHIP_REV(bp) == CHIP_REV_Ax || | |
8123 | CHIP_REV(bp) == CHIP_REV_Bx)) | |
583c28e5 | 8124 | bp->phy_flags |= BNX2_PHY_FLAG_DIS_EARLY_DAC; |
b6016b76 | 8125 | |
7c62e83b MC |
8126 | bnx2_init_fw_cap(bp); |
8127 | ||
16088272 MC |
8128 | if ((CHIP_ID(bp) == CHIP_ID_5708_A0) || |
8129 | (CHIP_ID(bp) == CHIP_ID_5708_B0) || | |
5ec6d7bf MC |
8130 | (CHIP_ID(bp) == CHIP_ID_5708_B1) || |
8131 | !(REG_RD(bp, BNX2_PCI_CONFIG_3) & BNX2_PCI_CONFIG_3_VAUX_PRESET)) { | |
f86e82fb | 8132 | bp->flags |= BNX2_FLAG_NO_WOL; |
846f5c62 MC |
8133 | bp->wol = 0; |
8134 | } | |
dda1e390 | 8135 | |
b6016b76 MC |
8136 | if (CHIP_ID(bp) == CHIP_ID_5706_A0) { |
8137 | bp->tx_quick_cons_trip_int = | |
8138 | bp->tx_quick_cons_trip; | |
8139 | bp->tx_ticks_int = bp->tx_ticks; | |
8140 | bp->rx_quick_cons_trip_int = | |
8141 | bp->rx_quick_cons_trip; | |
8142 | bp->rx_ticks_int = bp->rx_ticks; | |
8143 | bp->comp_prod_trip_int = bp->comp_prod_trip; | |
8144 | bp->com_ticks_int = bp->com_ticks; | |
8145 | bp->cmd_ticks_int = bp->cmd_ticks; | |
8146 | } | |
8147 | ||
f9317a40 MC |
8148 | /* Disable MSI on 5706 if AMD 8132 bridge is found. |
8149 | * | |
8150 | * MSI is defined to be 32-bit write. The 5706 does 64-bit MSI writes | |
8151 | * with byte enables disabled on the unused 32-bit word. This is legal | |
8152 | * but causes problems on the AMD 8132 which will eventually stop | |
8153 | * responding after a while. | |
8154 | * | |
8155 | * AMD believes this incompatibility is unique to the 5706, and | |
88187dfa | 8156 | * prefers to locally disable MSI rather than globally disabling it. |
f9317a40 MC |
8157 | */ |
8158 | if (CHIP_NUM(bp) == CHIP_NUM_5706 && disable_msi == 0) { | |
8159 | struct pci_dev *amd_8132 = NULL; | |
8160 | ||
8161 | while ((amd_8132 = pci_get_device(PCI_VENDOR_ID_AMD, | |
8162 | PCI_DEVICE_ID_AMD_8132_BRIDGE, | |
8163 | amd_8132))) { | |
f9317a40 | 8164 | |
44c10138 AK |
8165 | if (amd_8132->revision >= 0x10 && |
8166 | amd_8132->revision <= 0x13) { | |
f9317a40 MC |
8167 | disable_msi = 1; |
8168 | pci_dev_put(amd_8132); | |
8169 | break; | |
8170 | } | |
8171 | } | |
8172 | } | |
8173 | ||
deaf391b | 8174 | bnx2_set_default_link(bp); |
b6016b76 MC |
8175 | bp->req_flow_ctrl = FLOW_CTRL_RX | FLOW_CTRL_TX; |
8176 | ||
cd339a0e | 8177 | init_timer(&bp->timer); |
ac392abc | 8178 | bp->timer.expires = RUN_AT(BNX2_TIMER_INTERVAL); |
cd339a0e MC |
8179 | bp->timer.data = (unsigned long) bp; |
8180 | bp->timer.function = bnx2_timer; | |
8181 | ||
7625eb2f MC |
8182 | #ifdef BCM_CNIC |
8183 | bp->cnic_eth_dev.max_iscsi_conn = | |
8184 | bnx2_reg_rd_ind(bp, BNX2_FW_MAX_ISCSI_CONN); | |
8185 | #endif | |
c239f279 MC |
8186 | pci_save_state(pdev); |
8187 | ||
b6016b76 MC |
8188 | return 0; |
8189 | ||
8190 | err_out_unmap: | |
4bb9ebc7 | 8191 | if (bp->flags & BNX2_FLAG_AER_ENABLED) { |
c239f279 | 8192 | pci_disable_pcie_error_reporting(pdev); |
4bb9ebc7 MC |
8193 | bp->flags &= ~BNX2_FLAG_AER_ENABLED; |
8194 | } | |
c239f279 | 8195 | |
b6016b76 MC |
8196 | if (bp->regview) { |
8197 | iounmap(bp->regview); | |
73eef4cd | 8198 | bp->regview = NULL; |
b6016b76 MC |
8199 | } |
8200 | ||
8201 | err_out_release: | |
8202 | pci_release_regions(pdev); | |
8203 | ||
8204 | err_out_disable: | |
8205 | pci_disable_device(pdev); | |
8206 | pci_set_drvdata(pdev, NULL); | |
8207 | ||
8208 | err_out: | |
8209 | return rc; | |
8210 | } | |
8211 | ||
883e5151 MC |
8212 | static char * __devinit |
8213 | bnx2_bus_string(struct bnx2 *bp, char *str) | |
8214 | { | |
8215 | char *s = str; | |
8216 | ||
f86e82fb | 8217 | if (bp->flags & BNX2_FLAG_PCIE) { |
883e5151 MC |
8218 | s += sprintf(s, "PCI Express"); |
8219 | } else { | |
8220 | s += sprintf(s, "PCI"); | |
f86e82fb | 8221 | if (bp->flags & BNX2_FLAG_PCIX) |
883e5151 | 8222 | s += sprintf(s, "-X"); |
f86e82fb | 8223 | if (bp->flags & BNX2_FLAG_PCI_32BIT) |
883e5151 MC |
8224 | s += sprintf(s, " 32-bit"); |
8225 | else | |
8226 | s += sprintf(s, " 64-bit"); | |
8227 | s += sprintf(s, " %dMHz", bp->bus_speed_mhz); | |
8228 | } | |
8229 | return str; | |
8230 | } | |
8231 | ||
f048fa9c MC |
8232 | static void |
8233 | bnx2_del_napi(struct bnx2 *bp) | |
8234 | { | |
8235 | int i; | |
8236 | ||
8237 | for (i = 0; i < bp->irq_nvecs; i++) | |
8238 | netif_napi_del(&bp->bnx2_napi[i].napi); | |
8239 | } | |
8240 | ||
8241 | static void | |
35efa7c1 MC |
8242 | bnx2_init_napi(struct bnx2 *bp) |
8243 | { | |
b4b36042 | 8244 | int i; |
35efa7c1 | 8245 | |
4327ba43 | 8246 | for (i = 0; i < bp->irq_nvecs; i++) { |
35e9010b MC |
8247 | struct bnx2_napi *bnapi = &bp->bnx2_napi[i]; |
8248 | int (*poll)(struct napi_struct *, int); | |
8249 | ||
8250 | if (i == 0) | |
8251 | poll = bnx2_poll; | |
8252 | else | |
f0ea2e63 | 8253 | poll = bnx2_poll_msix; |
35e9010b MC |
8254 | |
8255 | netif_napi_add(bp->dev, &bp->bnx2_napi[i].napi, poll, 64); | |
b4b36042 MC |
8256 | bnapi->bp = bp; |
8257 | } | |
35efa7c1 MC |
8258 | } |
8259 | ||
0421eae6 SH |
8260 | static const struct net_device_ops bnx2_netdev_ops = { |
8261 | .ndo_open = bnx2_open, | |
8262 | .ndo_start_xmit = bnx2_start_xmit, | |
8263 | .ndo_stop = bnx2_close, | |
5d07bf26 | 8264 | .ndo_get_stats64 = bnx2_get_stats64, |
0421eae6 SH |
8265 | .ndo_set_rx_mode = bnx2_set_rx_mode, |
8266 | .ndo_do_ioctl = bnx2_ioctl, | |
8267 | .ndo_validate_addr = eth_validate_addr, | |
8268 | .ndo_set_mac_address = bnx2_change_mac_addr, | |
8269 | .ndo_change_mtu = bnx2_change_mtu, | |
8d7dfc2b MM |
8270 | .ndo_fix_features = bnx2_fix_features, |
8271 | .ndo_set_features = bnx2_set_features, | |
0421eae6 | 8272 | .ndo_tx_timeout = bnx2_tx_timeout, |
257ddbda | 8273 | #ifdef CONFIG_NET_POLL_CONTROLLER |
0421eae6 SH |
8274 | .ndo_poll_controller = poll_bnx2, |
8275 | #endif | |
8276 | }; | |
8277 | ||
b6016b76 MC |
8278 | static int __devinit |
8279 | bnx2_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) | |
8280 | { | |
8281 | static int version_printed = 0; | |
8282 | struct net_device *dev = NULL; | |
8283 | struct bnx2 *bp; | |
0795af57 | 8284 | int rc; |
883e5151 | 8285 | char str[40]; |
b6016b76 MC |
8286 | |
8287 | if (version_printed++ == 0) | |
3a9c6a49 | 8288 | pr_info("%s", version); |
b6016b76 MC |
8289 | |
8290 | /* dev zeroed in init_etherdev */ | |
706bf240 | 8291 | dev = alloc_etherdev_mq(sizeof(*bp), TX_MAX_RINGS); |
b6016b76 MC |
8292 | |
8293 | if (!dev) | |
8294 | return -ENOMEM; | |
8295 | ||
8296 | rc = bnx2_init_board(pdev, dev); | |
8297 | if (rc < 0) { | |
8298 | free_netdev(dev); | |
8299 | return rc; | |
8300 | } | |
8301 | ||
0421eae6 | 8302 | dev->netdev_ops = &bnx2_netdev_ops; |
b6016b76 | 8303 | dev->watchdog_timeo = TX_TIMEOUT; |
b6016b76 | 8304 | dev->ethtool_ops = &bnx2_ethtool_ops; |
b6016b76 | 8305 | |
972ec0d4 | 8306 | bp = netdev_priv(dev); |
b6016b76 | 8307 | |
1b2f922f MC |
8308 | pci_set_drvdata(pdev, dev); |
8309 | ||
57579f76 MC |
8310 | rc = bnx2_request_firmware(bp); |
8311 | if (rc) | |
8312 | goto error; | |
8313 | ||
1b2f922f MC |
8314 | memcpy(dev->dev_addr, bp->mac_addr, 6); |
8315 | memcpy(dev->perm_addr, bp->mac_addr, 6); | |
1b2f922f | 8316 | |
8d7dfc2b MM |
8317 | dev->hw_features = NETIF_F_IP_CSUM | NETIF_F_SG | |
8318 | NETIF_F_TSO | NETIF_F_TSO_ECN | | |
8319 | NETIF_F_RXHASH | NETIF_F_RXCSUM; | |
8320 | ||
8321 | if (CHIP_NUM(bp) == CHIP_NUM_5709) | |
8322 | dev->hw_features |= NETIF_F_IPV6_CSUM | NETIF_F_TSO6; | |
8323 | ||
8324 | dev->vlan_features = dev->hw_features; | |
8325 | dev->hw_features |= NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_RX; | |
8326 | dev->features |= dev->hw_features; | |
8327 | ||
b6016b76 | 8328 | if ((rc = register_netdev(dev))) { |
9b91cf9d | 8329 | dev_err(&pdev->dev, "Cannot register net device\n"); |
57579f76 | 8330 | goto error; |
b6016b76 MC |
8331 | } |
8332 | ||
3a9c6a49 JP |
8333 | netdev_info(dev, "%s (%c%d) %s found at mem %lx, IRQ %d, node addr %pM\n", |
8334 | board_info[ent->driver_data].name, | |
8335 | ((CHIP_ID(bp) & 0xf000) >> 12) + 'A', | |
8336 | ((CHIP_ID(bp) & 0x0ff0) >> 4), | |
8337 | bnx2_bus_string(bp, str), | |
8338 | dev->base_addr, | |
8339 | bp->pdev->irq, dev->dev_addr); | |
b6016b76 | 8340 | |
b6016b76 | 8341 | return 0; |
57579f76 MC |
8342 | |
8343 | error: | |
8344 | if (bp->mips_firmware) | |
8345 | release_firmware(bp->mips_firmware); | |
8346 | if (bp->rv2p_firmware) | |
8347 | release_firmware(bp->rv2p_firmware); | |
8348 | ||
8349 | if (bp->regview) | |
8350 | iounmap(bp->regview); | |
8351 | pci_release_regions(pdev); | |
8352 | pci_disable_device(pdev); | |
8353 | pci_set_drvdata(pdev, NULL); | |
8354 | free_netdev(dev); | |
8355 | return rc; | |
b6016b76 MC |
8356 | } |
8357 | ||
8358 | static void __devexit | |
8359 | bnx2_remove_one(struct pci_dev *pdev) | |
8360 | { | |
8361 | struct net_device *dev = pci_get_drvdata(pdev); | |
972ec0d4 | 8362 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
8363 | |
8364 | unregister_netdev(dev); | |
8365 | ||
8333a46a NH |
8366 | del_timer_sync(&bp->timer); |
8367 | ||
57579f76 MC |
8368 | if (bp->mips_firmware) |
8369 | release_firmware(bp->mips_firmware); | |
8370 | if (bp->rv2p_firmware) | |
8371 | release_firmware(bp->rv2p_firmware); | |
8372 | ||
b6016b76 MC |
8373 | if (bp->regview) |
8374 | iounmap(bp->regview); | |
8375 | ||
354fcd77 MC |
8376 | kfree(bp->temp_stats_blk); |
8377 | ||
4bb9ebc7 | 8378 | if (bp->flags & BNX2_FLAG_AER_ENABLED) { |
c239f279 | 8379 | pci_disable_pcie_error_reporting(pdev); |
4bb9ebc7 MC |
8380 | bp->flags &= ~BNX2_FLAG_AER_ENABLED; |
8381 | } | |
cd709aa9 | 8382 | |
c239f279 | 8383 | free_netdev(dev); |
cd709aa9 | 8384 | |
b6016b76 MC |
8385 | pci_release_regions(pdev); |
8386 | pci_disable_device(pdev); | |
8387 | pci_set_drvdata(pdev, NULL); | |
8388 | } | |
8389 | ||
8390 | static int | |
829ca9a3 | 8391 | bnx2_suspend(struct pci_dev *pdev, pm_message_t state) |
b6016b76 MC |
8392 | { |
8393 | struct net_device *dev = pci_get_drvdata(pdev); | |
972ec0d4 | 8394 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 8395 | |
6caebb02 MC |
8396 | /* PCI register 4 needs to be saved whether netif_running() or not. |
8397 | * MSI address and data need to be saved if using MSI and | |
8398 | * netif_running(). | |
8399 | */ | |
8400 | pci_save_state(pdev); | |
b6016b76 MC |
8401 | if (!netif_running(dev)) |
8402 | return 0; | |
8403 | ||
23f333a2 | 8404 | cancel_work_sync(&bp->reset_task); |
212f9934 | 8405 | bnx2_netif_stop(bp, true); |
b6016b76 MC |
8406 | netif_device_detach(dev); |
8407 | del_timer_sync(&bp->timer); | |
74bf4ba3 | 8408 | bnx2_shutdown_chip(bp); |
b6016b76 | 8409 | bnx2_free_skbs(bp); |
829ca9a3 | 8410 | bnx2_set_power_state(bp, pci_choose_state(pdev, state)); |
b6016b76 MC |
8411 | return 0; |
8412 | } | |
8413 | ||
8414 | static int | |
8415 | bnx2_resume(struct pci_dev *pdev) | |
8416 | { | |
8417 | struct net_device *dev = pci_get_drvdata(pdev); | |
972ec0d4 | 8418 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 8419 | |
6caebb02 | 8420 | pci_restore_state(pdev); |
b6016b76 MC |
8421 | if (!netif_running(dev)) |
8422 | return 0; | |
8423 | ||
829ca9a3 | 8424 | bnx2_set_power_state(bp, PCI_D0); |
b6016b76 | 8425 | netif_device_attach(dev); |
9a120bc5 | 8426 | bnx2_init_nic(bp, 1); |
212f9934 | 8427 | bnx2_netif_start(bp, true); |
b6016b76 MC |
8428 | return 0; |
8429 | } | |
8430 | ||
6ff2da49 WX |
8431 | /** |
8432 | * bnx2_io_error_detected - called when PCI error is detected | |
8433 | * @pdev: Pointer to PCI device | |
8434 | * @state: The current pci connection state | |
8435 | * | |
8436 | * This function is called after a PCI bus error affecting | |
8437 | * this device has been detected. | |
8438 | */ | |
8439 | static pci_ers_result_t bnx2_io_error_detected(struct pci_dev *pdev, | |
8440 | pci_channel_state_t state) | |
8441 | { | |
8442 | struct net_device *dev = pci_get_drvdata(pdev); | |
8443 | struct bnx2 *bp = netdev_priv(dev); | |
8444 | ||
8445 | rtnl_lock(); | |
8446 | netif_device_detach(dev); | |
8447 | ||
2ec3de26 DN |
8448 | if (state == pci_channel_io_perm_failure) { |
8449 | rtnl_unlock(); | |
8450 | return PCI_ERS_RESULT_DISCONNECT; | |
8451 | } | |
8452 | ||
6ff2da49 | 8453 | if (netif_running(dev)) { |
212f9934 | 8454 | bnx2_netif_stop(bp, true); |
6ff2da49 WX |
8455 | del_timer_sync(&bp->timer); |
8456 | bnx2_reset_nic(bp, BNX2_DRV_MSG_CODE_RESET); | |
8457 | } | |
8458 | ||
8459 | pci_disable_device(pdev); | |
8460 | rtnl_unlock(); | |
8461 | ||
8462 | /* Request a slot slot reset. */ | |
8463 | return PCI_ERS_RESULT_NEED_RESET; | |
8464 | } | |
8465 | ||
8466 | /** | |
8467 | * bnx2_io_slot_reset - called after the pci bus has been reset. | |
8468 | * @pdev: Pointer to PCI device | |
8469 | * | |
8470 | * Restart the card from scratch, as if from a cold-boot. | |
8471 | */ | |
8472 | static pci_ers_result_t bnx2_io_slot_reset(struct pci_dev *pdev) | |
8473 | { | |
8474 | struct net_device *dev = pci_get_drvdata(pdev); | |
8475 | struct bnx2 *bp = netdev_priv(dev); | |
cd709aa9 JF |
8476 | pci_ers_result_t result; |
8477 | int err; | |
6ff2da49 WX |
8478 | |
8479 | rtnl_lock(); | |
8480 | if (pci_enable_device(pdev)) { | |
8481 | dev_err(&pdev->dev, | |
3a9c6a49 | 8482 | "Cannot re-enable PCI device after reset\n"); |
cd709aa9 JF |
8483 | result = PCI_ERS_RESULT_DISCONNECT; |
8484 | } else { | |
8485 | pci_set_master(pdev); | |
8486 | pci_restore_state(pdev); | |
8487 | pci_save_state(pdev); | |
8488 | ||
8489 | if (netif_running(dev)) { | |
8490 | bnx2_set_power_state(bp, PCI_D0); | |
8491 | bnx2_init_nic(bp, 1); | |
8492 | } | |
8493 | result = PCI_ERS_RESULT_RECOVERED; | |
6ff2da49 | 8494 | } |
cd709aa9 | 8495 | rtnl_unlock(); |
6ff2da49 | 8496 | |
4bb9ebc7 | 8497 | if (!(bp->flags & BNX2_FLAG_AER_ENABLED)) |
c239f279 MC |
8498 | return result; |
8499 | ||
cd709aa9 JF |
8500 | err = pci_cleanup_aer_uncorrect_error_status(pdev); |
8501 | if (err) { | |
8502 | dev_err(&pdev->dev, | |
8503 | "pci_cleanup_aer_uncorrect_error_status failed 0x%0x\n", | |
8504 | err); /* non-fatal, continue */ | |
6ff2da49 WX |
8505 | } |
8506 | ||
cd709aa9 | 8507 | return result; |
6ff2da49 WX |
8508 | } |
8509 | ||
8510 | /** | |
8511 | * bnx2_io_resume - called when traffic can start flowing again. | |
8512 | * @pdev: Pointer to PCI device | |
8513 | * | |
8514 | * This callback is called when the error recovery driver tells us that | |
8515 | * its OK to resume normal operation. | |
8516 | */ | |
8517 | static void bnx2_io_resume(struct pci_dev *pdev) | |
8518 | { | |
8519 | struct net_device *dev = pci_get_drvdata(pdev); | |
8520 | struct bnx2 *bp = netdev_priv(dev); | |
8521 | ||
8522 | rtnl_lock(); | |
8523 | if (netif_running(dev)) | |
212f9934 | 8524 | bnx2_netif_start(bp, true); |
6ff2da49 WX |
8525 | |
8526 | netif_device_attach(dev); | |
8527 | rtnl_unlock(); | |
8528 | } | |
8529 | ||
8530 | static struct pci_error_handlers bnx2_err_handler = { | |
8531 | .error_detected = bnx2_io_error_detected, | |
8532 | .slot_reset = bnx2_io_slot_reset, | |
8533 | .resume = bnx2_io_resume, | |
8534 | }; | |
8535 | ||
b6016b76 | 8536 | static struct pci_driver bnx2_pci_driver = { |
14ab9b86 PH |
8537 | .name = DRV_MODULE_NAME, |
8538 | .id_table = bnx2_pci_tbl, | |
8539 | .probe = bnx2_init_one, | |
8540 | .remove = __devexit_p(bnx2_remove_one), | |
8541 | .suspend = bnx2_suspend, | |
8542 | .resume = bnx2_resume, | |
6ff2da49 | 8543 | .err_handler = &bnx2_err_handler, |
b6016b76 MC |
8544 | }; |
8545 | ||
8546 | static int __init bnx2_init(void) | |
8547 | { | |
29917620 | 8548 | return pci_register_driver(&bnx2_pci_driver); |
b6016b76 MC |
8549 | } |
8550 | ||
8551 | static void __exit bnx2_cleanup(void) | |
8552 | { | |
8553 | pci_unregister_driver(&bnx2_pci_driver); | |
8554 | } | |
8555 | ||
8556 | module_init(bnx2_init); | |
8557 | module_exit(bnx2_cleanup); | |
8558 | ||
8559 | ||
8560 |