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b6016b76 MC |
1 | /* bnx2.c: Broadcom NX2 network driver. |
2 | * | |
a6952b52 | 3 | * Copyright (c) 2004-2009 Broadcom Corporation |
b6016b76 MC |
4 | * |
5 | * This program is free software; you can redistribute it and/or modify | |
6 | * it under the terms of the GNU General Public License as published by | |
7 | * the Free Software Foundation. | |
8 | * | |
9 | * Written by: Michael Chan (mchan@broadcom.com) | |
10 | */ | |
11 | ||
f2a4f052 MC |
12 | |
13 | #include <linux/module.h> | |
14 | #include <linux/moduleparam.h> | |
15 | ||
16 | #include <linux/kernel.h> | |
17 | #include <linux/timer.h> | |
18 | #include <linux/errno.h> | |
19 | #include <linux/ioport.h> | |
20 | #include <linux/slab.h> | |
21 | #include <linux/vmalloc.h> | |
22 | #include <linux/interrupt.h> | |
23 | #include <linux/pci.h> | |
24 | #include <linux/init.h> | |
25 | #include <linux/netdevice.h> | |
26 | #include <linux/etherdevice.h> | |
27 | #include <linux/skbuff.h> | |
28 | #include <linux/dma-mapping.h> | |
1977f032 | 29 | #include <linux/bitops.h> |
f2a4f052 MC |
30 | #include <asm/io.h> |
31 | #include <asm/irq.h> | |
32 | #include <linux/delay.h> | |
33 | #include <asm/byteorder.h> | |
c86a31f4 | 34 | #include <asm/page.h> |
f2a4f052 MC |
35 | #include <linux/time.h> |
36 | #include <linux/ethtool.h> | |
37 | #include <linux/mii.h> | |
f2a4f052 | 38 | #include <linux/if_vlan.h> |
08013fa3 | 39 | #if defined(CONFIG_VLAN_8021Q) || defined(CONFIG_VLAN_8021Q_MODULE) |
f2a4f052 MC |
40 | #define BCM_VLAN 1 |
41 | #endif | |
f2a4f052 | 42 | #include <net/ip.h> |
de081fa5 | 43 | #include <net/tcp.h> |
f2a4f052 | 44 | #include <net/checksum.h> |
f2a4f052 MC |
45 | #include <linux/workqueue.h> |
46 | #include <linux/crc32.h> | |
47 | #include <linux/prefetch.h> | |
29b12174 | 48 | #include <linux/cache.h> |
57579f76 | 49 | #include <linux/firmware.h> |
706bf240 | 50 | #include <linux/log2.h> |
f2a4f052 | 51 | |
b6016b76 MC |
52 | #include "bnx2.h" |
53 | #include "bnx2_fw.h" | |
b3448b0b | 54 | |
b6016b76 MC |
55 | #define DRV_MODULE_NAME "bnx2" |
56 | #define PFX DRV_MODULE_NAME ": " | |
581daf7e MC |
57 | #define DRV_MODULE_VERSION "2.0.1" |
58 | #define DRV_MODULE_RELDATE "May 6, 2009" | |
57579f76 MC |
59 | #define FW_MIPS_FILE_06 "bnx2/bnx2-mips-06-4.6.16.fw" |
60 | #define FW_RV2P_FILE_06 "bnx2/bnx2-rv2p-06-4.6.16.fw" | |
61 | #define FW_MIPS_FILE_09 "bnx2/bnx2-mips-09-4.6.17.fw" | |
62 | #define FW_RV2P_FILE_09 "bnx2/bnx2-rv2p-09-4.6.15.fw" | |
b6016b76 MC |
63 | |
64 | #define RUN_AT(x) (jiffies + (x)) | |
65 | ||
66 | /* Time in jiffies before concluding the transmitter is hung. */ | |
67 | #define TX_TIMEOUT (5*HZ) | |
68 | ||
fefa8645 | 69 | static char version[] __devinitdata = |
b6016b76 MC |
70 | "Broadcom NetXtreme II Gigabit Ethernet Driver " DRV_MODULE_NAME " v" DRV_MODULE_VERSION " (" DRV_MODULE_RELDATE ")\n"; |
71 | ||
72 | MODULE_AUTHOR("Michael Chan <mchan@broadcom.com>"); | |
453a9c6e | 73 | MODULE_DESCRIPTION("Broadcom NetXtreme II BCM5706/5708/5709/5716 Driver"); |
b6016b76 MC |
74 | MODULE_LICENSE("GPL"); |
75 | MODULE_VERSION(DRV_MODULE_VERSION); | |
57579f76 MC |
76 | MODULE_FIRMWARE(FW_MIPS_FILE_06); |
77 | MODULE_FIRMWARE(FW_RV2P_FILE_06); | |
78 | MODULE_FIRMWARE(FW_MIPS_FILE_09); | |
79 | MODULE_FIRMWARE(FW_RV2P_FILE_09); | |
b6016b76 MC |
80 | |
81 | static int disable_msi = 0; | |
82 | ||
83 | module_param(disable_msi, int, 0); | |
84 | MODULE_PARM_DESC(disable_msi, "Disable Message Signaled Interrupt (MSI)"); | |
85 | ||
86 | typedef enum { | |
87 | BCM5706 = 0, | |
88 | NC370T, | |
89 | NC370I, | |
90 | BCM5706S, | |
91 | NC370F, | |
5b0c76ad MC |
92 | BCM5708, |
93 | BCM5708S, | |
bac0dff6 | 94 | BCM5709, |
27a005b8 | 95 | BCM5709S, |
7bb0a04f | 96 | BCM5716, |
1caacecb | 97 | BCM5716S, |
b6016b76 MC |
98 | } board_t; |
99 | ||
100 | /* indexed by board_t, above */ | |
fefa8645 | 101 | static struct { |
b6016b76 MC |
102 | char *name; |
103 | } board_info[] __devinitdata = { | |
104 | { "Broadcom NetXtreme II BCM5706 1000Base-T" }, | |
105 | { "HP NC370T Multifunction Gigabit Server Adapter" }, | |
106 | { "HP NC370i Multifunction Gigabit Server Adapter" }, | |
107 | { "Broadcom NetXtreme II BCM5706 1000Base-SX" }, | |
108 | { "HP NC370F Multifunction Gigabit Server Adapter" }, | |
5b0c76ad MC |
109 | { "Broadcom NetXtreme II BCM5708 1000Base-T" }, |
110 | { "Broadcom NetXtreme II BCM5708 1000Base-SX" }, | |
bac0dff6 | 111 | { "Broadcom NetXtreme II BCM5709 1000Base-T" }, |
27a005b8 | 112 | { "Broadcom NetXtreme II BCM5709 1000Base-SX" }, |
7bb0a04f | 113 | { "Broadcom NetXtreme II BCM5716 1000Base-T" }, |
1caacecb | 114 | { "Broadcom NetXtreme II BCM5716 1000Base-SX" }, |
b6016b76 MC |
115 | }; |
116 | ||
7bb0a04f | 117 | static DEFINE_PCI_DEVICE_TABLE(bnx2_pci_tbl) = { |
b6016b76 MC |
118 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5706, |
119 | PCI_VENDOR_ID_HP, 0x3101, 0, 0, NC370T }, | |
120 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5706, | |
121 | PCI_VENDOR_ID_HP, 0x3106, 0, 0, NC370I }, | |
122 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5706, | |
123 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM5706 }, | |
5b0c76ad MC |
124 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5708, |
125 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM5708 }, | |
b6016b76 MC |
126 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5706S, |
127 | PCI_VENDOR_ID_HP, 0x3102, 0, 0, NC370F }, | |
128 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5706S, | |
129 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM5706S }, | |
5b0c76ad MC |
130 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5708S, |
131 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM5708S }, | |
bac0dff6 MC |
132 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5709, |
133 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM5709 }, | |
27a005b8 MC |
134 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5709S, |
135 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM5709S }, | |
7bb0a04f MC |
136 | { PCI_VENDOR_ID_BROADCOM, 0x163b, |
137 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM5716 }, | |
1caacecb | 138 | { PCI_VENDOR_ID_BROADCOM, 0x163c, |
1f2435e5 | 139 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM5716S }, |
b6016b76 MC |
140 | { 0, } |
141 | }; | |
142 | ||
143 | static struct flash_spec flash_table[] = | |
144 | { | |
e30372c9 MC |
145 | #define BUFFERED_FLAGS (BNX2_NV_BUFFERED | BNX2_NV_TRANSLATE) |
146 | #define NONBUFFERED_FLAGS (BNX2_NV_WREN) | |
b6016b76 | 147 | /* Slow EEPROM */ |
37137709 | 148 | {0x00000000, 0x40830380, 0x009f0081, 0xa184a053, 0xaf000400, |
e30372c9 | 149 | BUFFERED_FLAGS, SEEPROM_PAGE_BITS, SEEPROM_PAGE_SIZE, |
b6016b76 MC |
150 | SEEPROM_BYTE_ADDR_MASK, SEEPROM_TOTAL_SIZE, |
151 | "EEPROM - slow"}, | |
37137709 MC |
152 | /* Expansion entry 0001 */ |
153 | {0x08000002, 0x4b808201, 0x00050081, 0x03840253, 0xaf020406, | |
e30372c9 | 154 | NONBUFFERED_FLAGS, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, |
37137709 MC |
155 | SAIFUN_FLASH_BYTE_ADDR_MASK, 0, |
156 | "Entry 0001"}, | |
b6016b76 MC |
157 | /* Saifun SA25F010 (non-buffered flash) */ |
158 | /* strap, cfg1, & write1 need updates */ | |
37137709 | 159 | {0x04000001, 0x47808201, 0x00050081, 0x03840253, 0xaf020406, |
e30372c9 | 160 | NONBUFFERED_FLAGS, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, |
b6016b76 MC |
161 | SAIFUN_FLASH_BYTE_ADDR_MASK, SAIFUN_FLASH_BASE_TOTAL_SIZE*2, |
162 | "Non-buffered flash (128kB)"}, | |
163 | /* Saifun SA25F020 (non-buffered flash) */ | |
164 | /* strap, cfg1, & write1 need updates */ | |
37137709 | 165 | {0x0c000003, 0x4f808201, 0x00050081, 0x03840253, 0xaf020406, |
e30372c9 | 166 | NONBUFFERED_FLAGS, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, |
b6016b76 MC |
167 | SAIFUN_FLASH_BYTE_ADDR_MASK, SAIFUN_FLASH_BASE_TOTAL_SIZE*4, |
168 | "Non-buffered flash (256kB)"}, | |
37137709 MC |
169 | /* Expansion entry 0100 */ |
170 | {0x11000000, 0x53808201, 0x00050081, 0x03840253, 0xaf020406, | |
e30372c9 | 171 | NONBUFFERED_FLAGS, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, |
37137709 MC |
172 | SAIFUN_FLASH_BYTE_ADDR_MASK, 0, |
173 | "Entry 0100"}, | |
174 | /* Entry 0101: ST M45PE10 (non-buffered flash, TetonII B0) */ | |
6aa20a22 | 175 | {0x19000002, 0x5b808201, 0x000500db, 0x03840253, 0xaf020406, |
e30372c9 | 176 | NONBUFFERED_FLAGS, ST_MICRO_FLASH_PAGE_BITS, ST_MICRO_FLASH_PAGE_SIZE, |
37137709 MC |
177 | ST_MICRO_FLASH_BYTE_ADDR_MASK, ST_MICRO_FLASH_BASE_TOTAL_SIZE*2, |
178 | "Entry 0101: ST M45PE10 (128kB non-bufferred)"}, | |
179 | /* Entry 0110: ST M45PE20 (non-buffered flash)*/ | |
180 | {0x15000001, 0x57808201, 0x000500db, 0x03840253, 0xaf020406, | |
e30372c9 | 181 | NONBUFFERED_FLAGS, ST_MICRO_FLASH_PAGE_BITS, ST_MICRO_FLASH_PAGE_SIZE, |
37137709 MC |
182 | ST_MICRO_FLASH_BYTE_ADDR_MASK, ST_MICRO_FLASH_BASE_TOTAL_SIZE*4, |
183 | "Entry 0110: ST M45PE20 (256kB non-bufferred)"}, | |
184 | /* Saifun SA25F005 (non-buffered flash) */ | |
185 | /* strap, cfg1, & write1 need updates */ | |
186 | {0x1d000003, 0x5f808201, 0x00050081, 0x03840253, 0xaf020406, | |
e30372c9 | 187 | NONBUFFERED_FLAGS, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, |
37137709 MC |
188 | SAIFUN_FLASH_BYTE_ADDR_MASK, SAIFUN_FLASH_BASE_TOTAL_SIZE, |
189 | "Non-buffered flash (64kB)"}, | |
190 | /* Fast EEPROM */ | |
191 | {0x22000000, 0x62808380, 0x009f0081, 0xa184a053, 0xaf000400, | |
e30372c9 | 192 | BUFFERED_FLAGS, SEEPROM_PAGE_BITS, SEEPROM_PAGE_SIZE, |
37137709 MC |
193 | SEEPROM_BYTE_ADDR_MASK, SEEPROM_TOTAL_SIZE, |
194 | "EEPROM - fast"}, | |
195 | /* Expansion entry 1001 */ | |
196 | {0x2a000002, 0x6b808201, 0x00050081, 0x03840253, 0xaf020406, | |
e30372c9 | 197 | NONBUFFERED_FLAGS, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, |
37137709 MC |
198 | SAIFUN_FLASH_BYTE_ADDR_MASK, 0, |
199 | "Entry 1001"}, | |
200 | /* Expansion entry 1010 */ | |
201 | {0x26000001, 0x67808201, 0x00050081, 0x03840253, 0xaf020406, | |
e30372c9 | 202 | NONBUFFERED_FLAGS, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, |
37137709 MC |
203 | SAIFUN_FLASH_BYTE_ADDR_MASK, 0, |
204 | "Entry 1010"}, | |
205 | /* ATMEL AT45DB011B (buffered flash) */ | |
206 | {0x2e000003, 0x6e808273, 0x00570081, 0x68848353, 0xaf000400, | |
e30372c9 | 207 | BUFFERED_FLAGS, BUFFERED_FLASH_PAGE_BITS, BUFFERED_FLASH_PAGE_SIZE, |
37137709 MC |
208 | BUFFERED_FLASH_BYTE_ADDR_MASK, BUFFERED_FLASH_TOTAL_SIZE, |
209 | "Buffered flash (128kB)"}, | |
210 | /* Expansion entry 1100 */ | |
211 | {0x33000000, 0x73808201, 0x00050081, 0x03840253, 0xaf020406, | |
e30372c9 | 212 | NONBUFFERED_FLAGS, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, |
37137709 MC |
213 | SAIFUN_FLASH_BYTE_ADDR_MASK, 0, |
214 | "Entry 1100"}, | |
215 | /* Expansion entry 1101 */ | |
216 | {0x3b000002, 0x7b808201, 0x00050081, 0x03840253, 0xaf020406, | |
e30372c9 | 217 | NONBUFFERED_FLAGS, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, |
37137709 MC |
218 | SAIFUN_FLASH_BYTE_ADDR_MASK, 0, |
219 | "Entry 1101"}, | |
220 | /* Ateml Expansion entry 1110 */ | |
221 | {0x37000001, 0x76808273, 0x00570081, 0x68848353, 0xaf000400, | |
e30372c9 | 222 | BUFFERED_FLAGS, BUFFERED_FLASH_PAGE_BITS, BUFFERED_FLASH_PAGE_SIZE, |
37137709 MC |
223 | BUFFERED_FLASH_BYTE_ADDR_MASK, 0, |
224 | "Entry 1110 (Atmel)"}, | |
225 | /* ATMEL AT45DB021B (buffered flash) */ | |
226 | {0x3f000003, 0x7e808273, 0x00570081, 0x68848353, 0xaf000400, | |
e30372c9 | 227 | BUFFERED_FLAGS, BUFFERED_FLASH_PAGE_BITS, BUFFERED_FLASH_PAGE_SIZE, |
37137709 MC |
228 | BUFFERED_FLASH_BYTE_ADDR_MASK, BUFFERED_FLASH_TOTAL_SIZE*2, |
229 | "Buffered flash (256kB)"}, | |
b6016b76 MC |
230 | }; |
231 | ||
e30372c9 MC |
232 | static struct flash_spec flash_5709 = { |
233 | .flags = BNX2_NV_BUFFERED, | |
234 | .page_bits = BCM5709_FLASH_PAGE_BITS, | |
235 | .page_size = BCM5709_FLASH_PAGE_SIZE, | |
236 | .addr_mask = BCM5709_FLASH_BYTE_ADDR_MASK, | |
237 | .total_size = BUFFERED_FLASH_TOTAL_SIZE*2, | |
238 | .name = "5709 Buffered flash (256kB)", | |
239 | }; | |
240 | ||
b6016b76 MC |
241 | MODULE_DEVICE_TABLE(pci, bnx2_pci_tbl); |
242 | ||
35e9010b | 243 | static inline u32 bnx2_tx_avail(struct bnx2 *bp, struct bnx2_tx_ring_info *txr) |
e89bbf10 | 244 | { |
2f8af120 | 245 | u32 diff; |
e89bbf10 | 246 | |
2f8af120 | 247 | smp_mb(); |
faac9c4b MC |
248 | |
249 | /* The ring uses 256 indices for 255 entries, one of them | |
250 | * needs to be skipped. | |
251 | */ | |
35e9010b | 252 | diff = txr->tx_prod - txr->tx_cons; |
faac9c4b MC |
253 | if (unlikely(diff >= TX_DESC_CNT)) { |
254 | diff &= 0xffff; | |
255 | if (diff == TX_DESC_CNT) | |
256 | diff = MAX_TX_DESC_CNT; | |
257 | } | |
e89bbf10 MC |
258 | return (bp->tx_ring_size - diff); |
259 | } | |
260 | ||
b6016b76 MC |
261 | static u32 |
262 | bnx2_reg_rd_ind(struct bnx2 *bp, u32 offset) | |
263 | { | |
1b8227c4 MC |
264 | u32 val; |
265 | ||
266 | spin_lock_bh(&bp->indirect_lock); | |
b6016b76 | 267 | REG_WR(bp, BNX2_PCICFG_REG_WINDOW_ADDRESS, offset); |
1b8227c4 MC |
268 | val = REG_RD(bp, BNX2_PCICFG_REG_WINDOW); |
269 | spin_unlock_bh(&bp->indirect_lock); | |
270 | return val; | |
b6016b76 MC |
271 | } |
272 | ||
273 | static void | |
274 | bnx2_reg_wr_ind(struct bnx2 *bp, u32 offset, u32 val) | |
275 | { | |
1b8227c4 | 276 | spin_lock_bh(&bp->indirect_lock); |
b6016b76 MC |
277 | REG_WR(bp, BNX2_PCICFG_REG_WINDOW_ADDRESS, offset); |
278 | REG_WR(bp, BNX2_PCICFG_REG_WINDOW, val); | |
1b8227c4 | 279 | spin_unlock_bh(&bp->indirect_lock); |
b6016b76 MC |
280 | } |
281 | ||
2726d6e1 MC |
282 | static void |
283 | bnx2_shmem_wr(struct bnx2 *bp, u32 offset, u32 val) | |
284 | { | |
285 | bnx2_reg_wr_ind(bp, bp->shmem_base + offset, val); | |
286 | } | |
287 | ||
288 | static u32 | |
289 | bnx2_shmem_rd(struct bnx2 *bp, u32 offset) | |
290 | { | |
291 | return (bnx2_reg_rd_ind(bp, bp->shmem_base + offset)); | |
292 | } | |
293 | ||
b6016b76 MC |
294 | static void |
295 | bnx2_ctx_wr(struct bnx2 *bp, u32 cid_addr, u32 offset, u32 val) | |
296 | { | |
297 | offset += cid_addr; | |
1b8227c4 | 298 | spin_lock_bh(&bp->indirect_lock); |
59b47d8a MC |
299 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
300 | int i; | |
301 | ||
302 | REG_WR(bp, BNX2_CTX_CTX_DATA, val); | |
303 | REG_WR(bp, BNX2_CTX_CTX_CTRL, | |
304 | offset | BNX2_CTX_CTX_CTRL_WRITE_REQ); | |
305 | for (i = 0; i < 5; i++) { | |
59b47d8a MC |
306 | val = REG_RD(bp, BNX2_CTX_CTX_CTRL); |
307 | if ((val & BNX2_CTX_CTX_CTRL_WRITE_REQ) == 0) | |
308 | break; | |
309 | udelay(5); | |
310 | } | |
311 | } else { | |
312 | REG_WR(bp, BNX2_CTX_DATA_ADR, offset); | |
313 | REG_WR(bp, BNX2_CTX_DATA, val); | |
314 | } | |
1b8227c4 | 315 | spin_unlock_bh(&bp->indirect_lock); |
b6016b76 MC |
316 | } |
317 | ||
318 | static int | |
319 | bnx2_read_phy(struct bnx2 *bp, u32 reg, u32 *val) | |
320 | { | |
321 | u32 val1; | |
322 | int i, ret; | |
323 | ||
583c28e5 | 324 | if (bp->phy_flags & BNX2_PHY_FLAG_INT_MODE_AUTO_POLLING) { |
b6016b76 MC |
325 | val1 = REG_RD(bp, BNX2_EMAC_MDIO_MODE); |
326 | val1 &= ~BNX2_EMAC_MDIO_MODE_AUTO_POLL; | |
327 | ||
328 | REG_WR(bp, BNX2_EMAC_MDIO_MODE, val1); | |
329 | REG_RD(bp, BNX2_EMAC_MDIO_MODE); | |
330 | ||
331 | udelay(40); | |
332 | } | |
333 | ||
334 | val1 = (bp->phy_addr << 21) | (reg << 16) | | |
335 | BNX2_EMAC_MDIO_COMM_COMMAND_READ | BNX2_EMAC_MDIO_COMM_DISEXT | | |
336 | BNX2_EMAC_MDIO_COMM_START_BUSY; | |
337 | REG_WR(bp, BNX2_EMAC_MDIO_COMM, val1); | |
338 | ||
339 | for (i = 0; i < 50; i++) { | |
340 | udelay(10); | |
341 | ||
342 | val1 = REG_RD(bp, BNX2_EMAC_MDIO_COMM); | |
343 | if (!(val1 & BNX2_EMAC_MDIO_COMM_START_BUSY)) { | |
344 | udelay(5); | |
345 | ||
346 | val1 = REG_RD(bp, BNX2_EMAC_MDIO_COMM); | |
347 | val1 &= BNX2_EMAC_MDIO_COMM_DATA; | |
348 | ||
349 | break; | |
350 | } | |
351 | } | |
352 | ||
353 | if (val1 & BNX2_EMAC_MDIO_COMM_START_BUSY) { | |
354 | *val = 0x0; | |
355 | ret = -EBUSY; | |
356 | } | |
357 | else { | |
358 | *val = val1; | |
359 | ret = 0; | |
360 | } | |
361 | ||
583c28e5 | 362 | if (bp->phy_flags & BNX2_PHY_FLAG_INT_MODE_AUTO_POLLING) { |
b6016b76 MC |
363 | val1 = REG_RD(bp, BNX2_EMAC_MDIO_MODE); |
364 | val1 |= BNX2_EMAC_MDIO_MODE_AUTO_POLL; | |
365 | ||
366 | REG_WR(bp, BNX2_EMAC_MDIO_MODE, val1); | |
367 | REG_RD(bp, BNX2_EMAC_MDIO_MODE); | |
368 | ||
369 | udelay(40); | |
370 | } | |
371 | ||
372 | return ret; | |
373 | } | |
374 | ||
375 | static int | |
376 | bnx2_write_phy(struct bnx2 *bp, u32 reg, u32 val) | |
377 | { | |
378 | u32 val1; | |
379 | int i, ret; | |
380 | ||
583c28e5 | 381 | if (bp->phy_flags & BNX2_PHY_FLAG_INT_MODE_AUTO_POLLING) { |
b6016b76 MC |
382 | val1 = REG_RD(bp, BNX2_EMAC_MDIO_MODE); |
383 | val1 &= ~BNX2_EMAC_MDIO_MODE_AUTO_POLL; | |
384 | ||
385 | REG_WR(bp, BNX2_EMAC_MDIO_MODE, val1); | |
386 | REG_RD(bp, BNX2_EMAC_MDIO_MODE); | |
387 | ||
388 | udelay(40); | |
389 | } | |
390 | ||
391 | val1 = (bp->phy_addr << 21) | (reg << 16) | val | | |
392 | BNX2_EMAC_MDIO_COMM_COMMAND_WRITE | | |
393 | BNX2_EMAC_MDIO_COMM_START_BUSY | BNX2_EMAC_MDIO_COMM_DISEXT; | |
394 | REG_WR(bp, BNX2_EMAC_MDIO_COMM, val1); | |
6aa20a22 | 395 | |
b6016b76 MC |
396 | for (i = 0; i < 50; i++) { |
397 | udelay(10); | |
398 | ||
399 | val1 = REG_RD(bp, BNX2_EMAC_MDIO_COMM); | |
400 | if (!(val1 & BNX2_EMAC_MDIO_COMM_START_BUSY)) { | |
401 | udelay(5); | |
402 | break; | |
403 | } | |
404 | } | |
405 | ||
406 | if (val1 & BNX2_EMAC_MDIO_COMM_START_BUSY) | |
407 | ret = -EBUSY; | |
408 | else | |
409 | ret = 0; | |
410 | ||
583c28e5 | 411 | if (bp->phy_flags & BNX2_PHY_FLAG_INT_MODE_AUTO_POLLING) { |
b6016b76 MC |
412 | val1 = REG_RD(bp, BNX2_EMAC_MDIO_MODE); |
413 | val1 |= BNX2_EMAC_MDIO_MODE_AUTO_POLL; | |
414 | ||
415 | REG_WR(bp, BNX2_EMAC_MDIO_MODE, val1); | |
416 | REG_RD(bp, BNX2_EMAC_MDIO_MODE); | |
417 | ||
418 | udelay(40); | |
419 | } | |
420 | ||
421 | return ret; | |
422 | } | |
423 | ||
424 | static void | |
425 | bnx2_disable_int(struct bnx2 *bp) | |
426 | { | |
b4b36042 MC |
427 | int i; |
428 | struct bnx2_napi *bnapi; | |
429 | ||
430 | for (i = 0; i < bp->irq_nvecs; i++) { | |
431 | bnapi = &bp->bnx2_napi[i]; | |
432 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, bnapi->int_num | | |
433 | BNX2_PCICFG_INT_ACK_CMD_MASK_INT); | |
434 | } | |
b6016b76 MC |
435 | REG_RD(bp, BNX2_PCICFG_INT_ACK_CMD); |
436 | } | |
437 | ||
438 | static void | |
439 | bnx2_enable_int(struct bnx2 *bp) | |
440 | { | |
b4b36042 MC |
441 | int i; |
442 | struct bnx2_napi *bnapi; | |
35efa7c1 | 443 | |
b4b36042 MC |
444 | for (i = 0; i < bp->irq_nvecs; i++) { |
445 | bnapi = &bp->bnx2_napi[i]; | |
1269a8a6 | 446 | |
b4b36042 MC |
447 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, bnapi->int_num | |
448 | BNX2_PCICFG_INT_ACK_CMD_INDEX_VALID | | |
449 | BNX2_PCICFG_INT_ACK_CMD_MASK_INT | | |
450 | bnapi->last_status_idx); | |
b6016b76 | 451 | |
b4b36042 MC |
452 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, bnapi->int_num | |
453 | BNX2_PCICFG_INT_ACK_CMD_INDEX_VALID | | |
454 | bnapi->last_status_idx); | |
455 | } | |
bf5295bb | 456 | REG_WR(bp, BNX2_HC_COMMAND, bp->hc_cmd | BNX2_HC_COMMAND_COAL_NOW); |
b6016b76 MC |
457 | } |
458 | ||
459 | static void | |
460 | bnx2_disable_int_sync(struct bnx2 *bp) | |
461 | { | |
b4b36042 MC |
462 | int i; |
463 | ||
b6016b76 MC |
464 | atomic_inc(&bp->intr_sem); |
465 | bnx2_disable_int(bp); | |
b4b36042 MC |
466 | for (i = 0; i < bp->irq_nvecs; i++) |
467 | synchronize_irq(bp->irq_tbl[i].vector); | |
b6016b76 MC |
468 | } |
469 | ||
35efa7c1 MC |
470 | static void |
471 | bnx2_napi_disable(struct bnx2 *bp) | |
472 | { | |
b4b36042 MC |
473 | int i; |
474 | ||
475 | for (i = 0; i < bp->irq_nvecs; i++) | |
476 | napi_disable(&bp->bnx2_napi[i].napi); | |
35efa7c1 MC |
477 | } |
478 | ||
479 | static void | |
480 | bnx2_napi_enable(struct bnx2 *bp) | |
481 | { | |
b4b36042 MC |
482 | int i; |
483 | ||
484 | for (i = 0; i < bp->irq_nvecs; i++) | |
485 | napi_enable(&bp->bnx2_napi[i].napi); | |
35efa7c1 MC |
486 | } |
487 | ||
b6016b76 MC |
488 | static void |
489 | bnx2_netif_stop(struct bnx2 *bp) | |
490 | { | |
491 | bnx2_disable_int_sync(bp); | |
492 | if (netif_running(bp->dev)) { | |
35efa7c1 | 493 | bnx2_napi_disable(bp); |
b6016b76 MC |
494 | netif_tx_disable(bp->dev); |
495 | bp->dev->trans_start = jiffies; /* prevent tx timeout */ | |
496 | } | |
497 | } | |
498 | ||
499 | static void | |
500 | bnx2_netif_start(struct bnx2 *bp) | |
501 | { | |
502 | if (atomic_dec_and_test(&bp->intr_sem)) { | |
503 | if (netif_running(bp->dev)) { | |
706bf240 | 504 | netif_tx_wake_all_queues(bp->dev); |
35efa7c1 | 505 | bnx2_napi_enable(bp); |
b6016b76 MC |
506 | bnx2_enable_int(bp); |
507 | } | |
508 | } | |
509 | } | |
510 | ||
35e9010b MC |
511 | static void |
512 | bnx2_free_tx_mem(struct bnx2 *bp) | |
513 | { | |
514 | int i; | |
515 | ||
516 | for (i = 0; i < bp->num_tx_rings; i++) { | |
517 | struct bnx2_napi *bnapi = &bp->bnx2_napi[i]; | |
518 | struct bnx2_tx_ring_info *txr = &bnapi->tx_ring; | |
519 | ||
520 | if (txr->tx_desc_ring) { | |
521 | pci_free_consistent(bp->pdev, TXBD_RING_SIZE, | |
522 | txr->tx_desc_ring, | |
523 | txr->tx_desc_mapping); | |
524 | txr->tx_desc_ring = NULL; | |
525 | } | |
526 | kfree(txr->tx_buf_ring); | |
527 | txr->tx_buf_ring = NULL; | |
528 | } | |
529 | } | |
530 | ||
bb4f98ab MC |
531 | static void |
532 | bnx2_free_rx_mem(struct bnx2 *bp) | |
533 | { | |
534 | int i; | |
535 | ||
536 | for (i = 0; i < bp->num_rx_rings; i++) { | |
537 | struct bnx2_napi *bnapi = &bp->bnx2_napi[i]; | |
538 | struct bnx2_rx_ring_info *rxr = &bnapi->rx_ring; | |
539 | int j; | |
540 | ||
541 | for (j = 0; j < bp->rx_max_ring; j++) { | |
542 | if (rxr->rx_desc_ring[j]) | |
543 | pci_free_consistent(bp->pdev, RXBD_RING_SIZE, | |
544 | rxr->rx_desc_ring[j], | |
545 | rxr->rx_desc_mapping[j]); | |
546 | rxr->rx_desc_ring[j] = NULL; | |
547 | } | |
548 | if (rxr->rx_buf_ring) | |
549 | vfree(rxr->rx_buf_ring); | |
550 | rxr->rx_buf_ring = NULL; | |
551 | ||
552 | for (j = 0; j < bp->rx_max_pg_ring; j++) { | |
553 | if (rxr->rx_pg_desc_ring[j]) | |
554 | pci_free_consistent(bp->pdev, RXBD_RING_SIZE, | |
3298a738 MC |
555 | rxr->rx_pg_desc_ring[j], |
556 | rxr->rx_pg_desc_mapping[j]); | |
557 | rxr->rx_pg_desc_ring[j] = NULL; | |
bb4f98ab MC |
558 | } |
559 | if (rxr->rx_pg_ring) | |
560 | vfree(rxr->rx_pg_ring); | |
561 | rxr->rx_pg_ring = NULL; | |
562 | } | |
563 | } | |
564 | ||
35e9010b MC |
565 | static int |
566 | bnx2_alloc_tx_mem(struct bnx2 *bp) | |
567 | { | |
568 | int i; | |
569 | ||
570 | for (i = 0; i < bp->num_tx_rings; i++) { | |
571 | struct bnx2_napi *bnapi = &bp->bnx2_napi[i]; | |
572 | struct bnx2_tx_ring_info *txr = &bnapi->tx_ring; | |
573 | ||
574 | txr->tx_buf_ring = kzalloc(SW_TXBD_RING_SIZE, GFP_KERNEL); | |
575 | if (txr->tx_buf_ring == NULL) | |
576 | return -ENOMEM; | |
577 | ||
578 | txr->tx_desc_ring = | |
579 | pci_alloc_consistent(bp->pdev, TXBD_RING_SIZE, | |
580 | &txr->tx_desc_mapping); | |
581 | if (txr->tx_desc_ring == NULL) | |
582 | return -ENOMEM; | |
583 | } | |
584 | return 0; | |
585 | } | |
586 | ||
bb4f98ab MC |
587 | static int |
588 | bnx2_alloc_rx_mem(struct bnx2 *bp) | |
589 | { | |
590 | int i; | |
591 | ||
592 | for (i = 0; i < bp->num_rx_rings; i++) { | |
593 | struct bnx2_napi *bnapi = &bp->bnx2_napi[i]; | |
594 | struct bnx2_rx_ring_info *rxr = &bnapi->rx_ring; | |
595 | int j; | |
596 | ||
597 | rxr->rx_buf_ring = | |
598 | vmalloc(SW_RXBD_RING_SIZE * bp->rx_max_ring); | |
599 | if (rxr->rx_buf_ring == NULL) | |
600 | return -ENOMEM; | |
601 | ||
602 | memset(rxr->rx_buf_ring, 0, | |
603 | SW_RXBD_RING_SIZE * bp->rx_max_ring); | |
604 | ||
605 | for (j = 0; j < bp->rx_max_ring; j++) { | |
606 | rxr->rx_desc_ring[j] = | |
607 | pci_alloc_consistent(bp->pdev, RXBD_RING_SIZE, | |
608 | &rxr->rx_desc_mapping[j]); | |
609 | if (rxr->rx_desc_ring[j] == NULL) | |
610 | return -ENOMEM; | |
611 | ||
612 | } | |
613 | ||
614 | if (bp->rx_pg_ring_size) { | |
615 | rxr->rx_pg_ring = vmalloc(SW_RXPG_RING_SIZE * | |
616 | bp->rx_max_pg_ring); | |
617 | if (rxr->rx_pg_ring == NULL) | |
618 | return -ENOMEM; | |
619 | ||
620 | memset(rxr->rx_pg_ring, 0, SW_RXPG_RING_SIZE * | |
621 | bp->rx_max_pg_ring); | |
622 | } | |
623 | ||
624 | for (j = 0; j < bp->rx_max_pg_ring; j++) { | |
625 | rxr->rx_pg_desc_ring[j] = | |
626 | pci_alloc_consistent(bp->pdev, RXBD_RING_SIZE, | |
627 | &rxr->rx_pg_desc_mapping[j]); | |
628 | if (rxr->rx_pg_desc_ring[j] == NULL) | |
629 | return -ENOMEM; | |
630 | ||
631 | } | |
632 | } | |
633 | return 0; | |
634 | } | |
635 | ||
b6016b76 MC |
636 | static void |
637 | bnx2_free_mem(struct bnx2 *bp) | |
638 | { | |
13daffa2 | 639 | int i; |
43e80b89 | 640 | struct bnx2_napi *bnapi = &bp->bnx2_napi[0]; |
13daffa2 | 641 | |
35e9010b | 642 | bnx2_free_tx_mem(bp); |
bb4f98ab | 643 | bnx2_free_rx_mem(bp); |
35e9010b | 644 | |
59b47d8a MC |
645 | for (i = 0; i < bp->ctx_pages; i++) { |
646 | if (bp->ctx_blk[i]) { | |
647 | pci_free_consistent(bp->pdev, BCM_PAGE_SIZE, | |
648 | bp->ctx_blk[i], | |
649 | bp->ctx_blk_mapping[i]); | |
650 | bp->ctx_blk[i] = NULL; | |
651 | } | |
652 | } | |
43e80b89 | 653 | if (bnapi->status_blk.msi) { |
0f31f994 | 654 | pci_free_consistent(bp->pdev, bp->status_stats_size, |
43e80b89 MC |
655 | bnapi->status_blk.msi, |
656 | bp->status_blk_mapping); | |
657 | bnapi->status_blk.msi = NULL; | |
0f31f994 | 658 | bp->stats_blk = NULL; |
b6016b76 | 659 | } |
b6016b76 MC |
660 | } |
661 | ||
662 | static int | |
663 | bnx2_alloc_mem(struct bnx2 *bp) | |
664 | { | |
35e9010b | 665 | int i, status_blk_size, err; |
43e80b89 MC |
666 | struct bnx2_napi *bnapi; |
667 | void *status_blk; | |
b6016b76 | 668 | |
0f31f994 MC |
669 | /* Combine status and statistics blocks into one allocation. */ |
670 | status_blk_size = L1_CACHE_ALIGN(sizeof(struct status_block)); | |
f86e82fb | 671 | if (bp->flags & BNX2_FLAG_MSIX_CAP) |
b4b36042 MC |
672 | status_blk_size = L1_CACHE_ALIGN(BNX2_MAX_MSIX_HW_VEC * |
673 | BNX2_SBLK_MSIX_ALIGN_SIZE); | |
0f31f994 MC |
674 | bp->status_stats_size = status_blk_size + |
675 | sizeof(struct statistics_block); | |
676 | ||
43e80b89 MC |
677 | status_blk = pci_alloc_consistent(bp->pdev, bp->status_stats_size, |
678 | &bp->status_blk_mapping); | |
679 | if (status_blk == NULL) | |
b6016b76 MC |
680 | goto alloc_mem_err; |
681 | ||
43e80b89 | 682 | memset(status_blk, 0, bp->status_stats_size); |
b6016b76 | 683 | |
43e80b89 MC |
684 | bnapi = &bp->bnx2_napi[0]; |
685 | bnapi->status_blk.msi = status_blk; | |
686 | bnapi->hw_tx_cons_ptr = | |
687 | &bnapi->status_blk.msi->status_tx_quick_consumer_index0; | |
688 | bnapi->hw_rx_cons_ptr = | |
689 | &bnapi->status_blk.msi->status_rx_quick_consumer_index0; | |
f86e82fb | 690 | if (bp->flags & BNX2_FLAG_MSIX_CAP) { |
b4b36042 | 691 | for (i = 1; i < BNX2_MAX_MSIX_VEC; i++) { |
43e80b89 MC |
692 | struct status_block_msix *sblk; |
693 | ||
694 | bnapi = &bp->bnx2_napi[i]; | |
b4b36042 | 695 | |
43e80b89 MC |
696 | sblk = (void *) (status_blk + |
697 | BNX2_SBLK_MSIX_ALIGN_SIZE * i); | |
698 | bnapi->status_blk.msix = sblk; | |
699 | bnapi->hw_tx_cons_ptr = | |
700 | &sblk->status_tx_quick_consumer_index; | |
701 | bnapi->hw_rx_cons_ptr = | |
702 | &sblk->status_rx_quick_consumer_index; | |
b4b36042 MC |
703 | bnapi->int_num = i << 24; |
704 | } | |
705 | } | |
35efa7c1 | 706 | |
43e80b89 | 707 | bp->stats_blk = status_blk + status_blk_size; |
b6016b76 | 708 | |
0f31f994 | 709 | bp->stats_blk_mapping = bp->status_blk_mapping + status_blk_size; |
b6016b76 | 710 | |
59b47d8a MC |
711 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
712 | bp->ctx_pages = 0x2000 / BCM_PAGE_SIZE; | |
713 | if (bp->ctx_pages == 0) | |
714 | bp->ctx_pages = 1; | |
715 | for (i = 0; i < bp->ctx_pages; i++) { | |
716 | bp->ctx_blk[i] = pci_alloc_consistent(bp->pdev, | |
717 | BCM_PAGE_SIZE, | |
718 | &bp->ctx_blk_mapping[i]); | |
719 | if (bp->ctx_blk[i] == NULL) | |
720 | goto alloc_mem_err; | |
721 | } | |
722 | } | |
35e9010b | 723 | |
bb4f98ab MC |
724 | err = bnx2_alloc_rx_mem(bp); |
725 | if (err) | |
726 | goto alloc_mem_err; | |
727 | ||
35e9010b MC |
728 | err = bnx2_alloc_tx_mem(bp); |
729 | if (err) | |
730 | goto alloc_mem_err; | |
731 | ||
b6016b76 MC |
732 | return 0; |
733 | ||
734 | alloc_mem_err: | |
735 | bnx2_free_mem(bp); | |
736 | return -ENOMEM; | |
737 | } | |
738 | ||
e3648b3d MC |
739 | static void |
740 | bnx2_report_fw_link(struct bnx2 *bp) | |
741 | { | |
742 | u32 fw_link_status = 0; | |
743 | ||
583c28e5 | 744 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) |
0d8a6571 MC |
745 | return; |
746 | ||
e3648b3d MC |
747 | if (bp->link_up) { |
748 | u32 bmsr; | |
749 | ||
750 | switch (bp->line_speed) { | |
751 | case SPEED_10: | |
752 | if (bp->duplex == DUPLEX_HALF) | |
753 | fw_link_status = BNX2_LINK_STATUS_10HALF; | |
754 | else | |
755 | fw_link_status = BNX2_LINK_STATUS_10FULL; | |
756 | break; | |
757 | case SPEED_100: | |
758 | if (bp->duplex == DUPLEX_HALF) | |
759 | fw_link_status = BNX2_LINK_STATUS_100HALF; | |
760 | else | |
761 | fw_link_status = BNX2_LINK_STATUS_100FULL; | |
762 | break; | |
763 | case SPEED_1000: | |
764 | if (bp->duplex == DUPLEX_HALF) | |
765 | fw_link_status = BNX2_LINK_STATUS_1000HALF; | |
766 | else | |
767 | fw_link_status = BNX2_LINK_STATUS_1000FULL; | |
768 | break; | |
769 | case SPEED_2500: | |
770 | if (bp->duplex == DUPLEX_HALF) | |
771 | fw_link_status = BNX2_LINK_STATUS_2500HALF; | |
772 | else | |
773 | fw_link_status = BNX2_LINK_STATUS_2500FULL; | |
774 | break; | |
775 | } | |
776 | ||
777 | fw_link_status |= BNX2_LINK_STATUS_LINK_UP; | |
778 | ||
779 | if (bp->autoneg) { | |
780 | fw_link_status |= BNX2_LINK_STATUS_AN_ENABLED; | |
781 | ||
ca58c3af MC |
782 | bnx2_read_phy(bp, bp->mii_bmsr, &bmsr); |
783 | bnx2_read_phy(bp, bp->mii_bmsr, &bmsr); | |
e3648b3d MC |
784 | |
785 | if (!(bmsr & BMSR_ANEGCOMPLETE) || | |
583c28e5 | 786 | bp->phy_flags & BNX2_PHY_FLAG_PARALLEL_DETECT) |
e3648b3d MC |
787 | fw_link_status |= BNX2_LINK_STATUS_PARALLEL_DET; |
788 | else | |
789 | fw_link_status |= BNX2_LINK_STATUS_AN_COMPLETE; | |
790 | } | |
791 | } | |
792 | else | |
793 | fw_link_status = BNX2_LINK_STATUS_LINK_DOWN; | |
794 | ||
2726d6e1 | 795 | bnx2_shmem_wr(bp, BNX2_LINK_STATUS, fw_link_status); |
e3648b3d MC |
796 | } |
797 | ||
9b1084b8 MC |
798 | static char * |
799 | bnx2_xceiver_str(struct bnx2 *bp) | |
800 | { | |
801 | return ((bp->phy_port == PORT_FIBRE) ? "SerDes" : | |
583c28e5 | 802 | ((bp->phy_flags & BNX2_PHY_FLAG_SERDES) ? "Remote Copper" : |
9b1084b8 MC |
803 | "Copper")); |
804 | } | |
805 | ||
b6016b76 MC |
806 | static void |
807 | bnx2_report_link(struct bnx2 *bp) | |
808 | { | |
809 | if (bp->link_up) { | |
810 | netif_carrier_on(bp->dev); | |
9b1084b8 MC |
811 | printk(KERN_INFO PFX "%s NIC %s Link is Up, ", bp->dev->name, |
812 | bnx2_xceiver_str(bp)); | |
b6016b76 MC |
813 | |
814 | printk("%d Mbps ", bp->line_speed); | |
815 | ||
816 | if (bp->duplex == DUPLEX_FULL) | |
817 | printk("full duplex"); | |
818 | else | |
819 | printk("half duplex"); | |
820 | ||
821 | if (bp->flow_ctrl) { | |
822 | if (bp->flow_ctrl & FLOW_CTRL_RX) { | |
823 | printk(", receive "); | |
824 | if (bp->flow_ctrl & FLOW_CTRL_TX) | |
825 | printk("& transmit "); | |
826 | } | |
827 | else { | |
828 | printk(", transmit "); | |
829 | } | |
830 | printk("flow control ON"); | |
831 | } | |
832 | printk("\n"); | |
833 | } | |
834 | else { | |
835 | netif_carrier_off(bp->dev); | |
9b1084b8 MC |
836 | printk(KERN_ERR PFX "%s NIC %s Link is Down\n", bp->dev->name, |
837 | bnx2_xceiver_str(bp)); | |
b6016b76 | 838 | } |
e3648b3d MC |
839 | |
840 | bnx2_report_fw_link(bp); | |
b6016b76 MC |
841 | } |
842 | ||
843 | static void | |
844 | bnx2_resolve_flow_ctrl(struct bnx2 *bp) | |
845 | { | |
846 | u32 local_adv, remote_adv; | |
847 | ||
848 | bp->flow_ctrl = 0; | |
6aa20a22 | 849 | if ((bp->autoneg & (AUTONEG_SPEED | AUTONEG_FLOW_CTRL)) != |
b6016b76 MC |
850 | (AUTONEG_SPEED | AUTONEG_FLOW_CTRL)) { |
851 | ||
852 | if (bp->duplex == DUPLEX_FULL) { | |
853 | bp->flow_ctrl = bp->req_flow_ctrl; | |
854 | } | |
855 | return; | |
856 | } | |
857 | ||
858 | if (bp->duplex != DUPLEX_FULL) { | |
859 | return; | |
860 | } | |
861 | ||
583c28e5 | 862 | if ((bp->phy_flags & BNX2_PHY_FLAG_SERDES) && |
5b0c76ad MC |
863 | (CHIP_NUM(bp) == CHIP_NUM_5708)) { |
864 | u32 val; | |
865 | ||
866 | bnx2_read_phy(bp, BCM5708S_1000X_STAT1, &val); | |
867 | if (val & BCM5708S_1000X_STAT1_TX_PAUSE) | |
868 | bp->flow_ctrl |= FLOW_CTRL_TX; | |
869 | if (val & BCM5708S_1000X_STAT1_RX_PAUSE) | |
870 | bp->flow_ctrl |= FLOW_CTRL_RX; | |
871 | return; | |
872 | } | |
873 | ||
ca58c3af MC |
874 | bnx2_read_phy(bp, bp->mii_adv, &local_adv); |
875 | bnx2_read_phy(bp, bp->mii_lpa, &remote_adv); | |
b6016b76 | 876 | |
583c28e5 | 877 | if (bp->phy_flags & BNX2_PHY_FLAG_SERDES) { |
b6016b76 MC |
878 | u32 new_local_adv = 0; |
879 | u32 new_remote_adv = 0; | |
880 | ||
881 | if (local_adv & ADVERTISE_1000XPAUSE) | |
882 | new_local_adv |= ADVERTISE_PAUSE_CAP; | |
883 | if (local_adv & ADVERTISE_1000XPSE_ASYM) | |
884 | new_local_adv |= ADVERTISE_PAUSE_ASYM; | |
885 | if (remote_adv & ADVERTISE_1000XPAUSE) | |
886 | new_remote_adv |= ADVERTISE_PAUSE_CAP; | |
887 | if (remote_adv & ADVERTISE_1000XPSE_ASYM) | |
888 | new_remote_adv |= ADVERTISE_PAUSE_ASYM; | |
889 | ||
890 | local_adv = new_local_adv; | |
891 | remote_adv = new_remote_adv; | |
892 | } | |
893 | ||
894 | /* See Table 28B-3 of 802.3ab-1999 spec. */ | |
895 | if (local_adv & ADVERTISE_PAUSE_CAP) { | |
896 | if(local_adv & ADVERTISE_PAUSE_ASYM) { | |
897 | if (remote_adv & ADVERTISE_PAUSE_CAP) { | |
898 | bp->flow_ctrl = FLOW_CTRL_TX | FLOW_CTRL_RX; | |
899 | } | |
900 | else if (remote_adv & ADVERTISE_PAUSE_ASYM) { | |
901 | bp->flow_ctrl = FLOW_CTRL_RX; | |
902 | } | |
903 | } | |
904 | else { | |
905 | if (remote_adv & ADVERTISE_PAUSE_CAP) { | |
906 | bp->flow_ctrl = FLOW_CTRL_TX | FLOW_CTRL_RX; | |
907 | } | |
908 | } | |
909 | } | |
910 | else if (local_adv & ADVERTISE_PAUSE_ASYM) { | |
911 | if ((remote_adv & ADVERTISE_PAUSE_CAP) && | |
912 | (remote_adv & ADVERTISE_PAUSE_ASYM)) { | |
913 | ||
914 | bp->flow_ctrl = FLOW_CTRL_TX; | |
915 | } | |
916 | } | |
917 | } | |
918 | ||
27a005b8 MC |
919 | static int |
920 | bnx2_5709s_linkup(struct bnx2 *bp) | |
921 | { | |
922 | u32 val, speed; | |
923 | ||
924 | bp->link_up = 1; | |
925 | ||
926 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_GP_STATUS); | |
927 | bnx2_read_phy(bp, MII_BNX2_GP_TOP_AN_STATUS1, &val); | |
928 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_COMBO_IEEEB0); | |
929 | ||
930 | if ((bp->autoneg & AUTONEG_SPEED) == 0) { | |
931 | bp->line_speed = bp->req_line_speed; | |
932 | bp->duplex = bp->req_duplex; | |
933 | return 0; | |
934 | } | |
935 | speed = val & MII_BNX2_GP_TOP_AN_SPEED_MSK; | |
936 | switch (speed) { | |
937 | case MII_BNX2_GP_TOP_AN_SPEED_10: | |
938 | bp->line_speed = SPEED_10; | |
939 | break; | |
940 | case MII_BNX2_GP_TOP_AN_SPEED_100: | |
941 | bp->line_speed = SPEED_100; | |
942 | break; | |
943 | case MII_BNX2_GP_TOP_AN_SPEED_1G: | |
944 | case MII_BNX2_GP_TOP_AN_SPEED_1GKV: | |
945 | bp->line_speed = SPEED_1000; | |
946 | break; | |
947 | case MII_BNX2_GP_TOP_AN_SPEED_2_5G: | |
948 | bp->line_speed = SPEED_2500; | |
949 | break; | |
950 | } | |
951 | if (val & MII_BNX2_GP_TOP_AN_FD) | |
952 | bp->duplex = DUPLEX_FULL; | |
953 | else | |
954 | bp->duplex = DUPLEX_HALF; | |
955 | return 0; | |
956 | } | |
957 | ||
b6016b76 | 958 | static int |
5b0c76ad MC |
959 | bnx2_5708s_linkup(struct bnx2 *bp) |
960 | { | |
961 | u32 val; | |
962 | ||
963 | bp->link_up = 1; | |
964 | bnx2_read_phy(bp, BCM5708S_1000X_STAT1, &val); | |
965 | switch (val & BCM5708S_1000X_STAT1_SPEED_MASK) { | |
966 | case BCM5708S_1000X_STAT1_SPEED_10: | |
967 | bp->line_speed = SPEED_10; | |
968 | break; | |
969 | case BCM5708S_1000X_STAT1_SPEED_100: | |
970 | bp->line_speed = SPEED_100; | |
971 | break; | |
972 | case BCM5708S_1000X_STAT1_SPEED_1G: | |
973 | bp->line_speed = SPEED_1000; | |
974 | break; | |
975 | case BCM5708S_1000X_STAT1_SPEED_2G5: | |
976 | bp->line_speed = SPEED_2500; | |
977 | break; | |
978 | } | |
979 | if (val & BCM5708S_1000X_STAT1_FD) | |
980 | bp->duplex = DUPLEX_FULL; | |
981 | else | |
982 | bp->duplex = DUPLEX_HALF; | |
983 | ||
984 | return 0; | |
985 | } | |
986 | ||
987 | static int | |
988 | bnx2_5706s_linkup(struct bnx2 *bp) | |
b6016b76 MC |
989 | { |
990 | u32 bmcr, local_adv, remote_adv, common; | |
991 | ||
992 | bp->link_up = 1; | |
993 | bp->line_speed = SPEED_1000; | |
994 | ||
ca58c3af | 995 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
b6016b76 MC |
996 | if (bmcr & BMCR_FULLDPLX) { |
997 | bp->duplex = DUPLEX_FULL; | |
998 | } | |
999 | else { | |
1000 | bp->duplex = DUPLEX_HALF; | |
1001 | } | |
1002 | ||
1003 | if (!(bmcr & BMCR_ANENABLE)) { | |
1004 | return 0; | |
1005 | } | |
1006 | ||
ca58c3af MC |
1007 | bnx2_read_phy(bp, bp->mii_adv, &local_adv); |
1008 | bnx2_read_phy(bp, bp->mii_lpa, &remote_adv); | |
b6016b76 MC |
1009 | |
1010 | common = local_adv & remote_adv; | |
1011 | if (common & (ADVERTISE_1000XHALF | ADVERTISE_1000XFULL)) { | |
1012 | ||
1013 | if (common & ADVERTISE_1000XFULL) { | |
1014 | bp->duplex = DUPLEX_FULL; | |
1015 | } | |
1016 | else { | |
1017 | bp->duplex = DUPLEX_HALF; | |
1018 | } | |
1019 | } | |
1020 | ||
1021 | return 0; | |
1022 | } | |
1023 | ||
1024 | static int | |
1025 | bnx2_copper_linkup(struct bnx2 *bp) | |
1026 | { | |
1027 | u32 bmcr; | |
1028 | ||
ca58c3af | 1029 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
b6016b76 MC |
1030 | if (bmcr & BMCR_ANENABLE) { |
1031 | u32 local_adv, remote_adv, common; | |
1032 | ||
1033 | bnx2_read_phy(bp, MII_CTRL1000, &local_adv); | |
1034 | bnx2_read_phy(bp, MII_STAT1000, &remote_adv); | |
1035 | ||
1036 | common = local_adv & (remote_adv >> 2); | |
1037 | if (common & ADVERTISE_1000FULL) { | |
1038 | bp->line_speed = SPEED_1000; | |
1039 | bp->duplex = DUPLEX_FULL; | |
1040 | } | |
1041 | else if (common & ADVERTISE_1000HALF) { | |
1042 | bp->line_speed = SPEED_1000; | |
1043 | bp->duplex = DUPLEX_HALF; | |
1044 | } | |
1045 | else { | |
ca58c3af MC |
1046 | bnx2_read_phy(bp, bp->mii_adv, &local_adv); |
1047 | bnx2_read_phy(bp, bp->mii_lpa, &remote_adv); | |
b6016b76 MC |
1048 | |
1049 | common = local_adv & remote_adv; | |
1050 | if (common & ADVERTISE_100FULL) { | |
1051 | bp->line_speed = SPEED_100; | |
1052 | bp->duplex = DUPLEX_FULL; | |
1053 | } | |
1054 | else if (common & ADVERTISE_100HALF) { | |
1055 | bp->line_speed = SPEED_100; | |
1056 | bp->duplex = DUPLEX_HALF; | |
1057 | } | |
1058 | else if (common & ADVERTISE_10FULL) { | |
1059 | bp->line_speed = SPEED_10; | |
1060 | bp->duplex = DUPLEX_FULL; | |
1061 | } | |
1062 | else if (common & ADVERTISE_10HALF) { | |
1063 | bp->line_speed = SPEED_10; | |
1064 | bp->duplex = DUPLEX_HALF; | |
1065 | } | |
1066 | else { | |
1067 | bp->line_speed = 0; | |
1068 | bp->link_up = 0; | |
1069 | } | |
1070 | } | |
1071 | } | |
1072 | else { | |
1073 | if (bmcr & BMCR_SPEED100) { | |
1074 | bp->line_speed = SPEED_100; | |
1075 | } | |
1076 | else { | |
1077 | bp->line_speed = SPEED_10; | |
1078 | } | |
1079 | if (bmcr & BMCR_FULLDPLX) { | |
1080 | bp->duplex = DUPLEX_FULL; | |
1081 | } | |
1082 | else { | |
1083 | bp->duplex = DUPLEX_HALF; | |
1084 | } | |
1085 | } | |
1086 | ||
1087 | return 0; | |
1088 | } | |
1089 | ||
83e3fc89 | 1090 | static void |
bb4f98ab | 1091 | bnx2_init_rx_context(struct bnx2 *bp, u32 cid) |
83e3fc89 | 1092 | { |
bb4f98ab | 1093 | u32 val, rx_cid_addr = GET_CID_ADDR(cid); |
83e3fc89 MC |
1094 | |
1095 | val = BNX2_L2CTX_CTX_TYPE_CTX_BD_CHN_TYPE_VALUE; | |
1096 | val |= BNX2_L2CTX_CTX_TYPE_SIZE_L2; | |
1097 | val |= 0x02 << 8; | |
1098 | ||
1099 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { | |
1100 | u32 lo_water, hi_water; | |
1101 | ||
1102 | if (bp->flow_ctrl & FLOW_CTRL_TX) | |
1103 | lo_water = BNX2_L2CTX_LO_WATER_MARK_DEFAULT; | |
1104 | else | |
1105 | lo_water = BNX2_L2CTX_LO_WATER_MARK_DIS; | |
1106 | if (lo_water >= bp->rx_ring_size) | |
1107 | lo_water = 0; | |
1108 | ||
1109 | hi_water = bp->rx_ring_size / 4; | |
1110 | ||
1111 | if (hi_water <= lo_water) | |
1112 | lo_water = 0; | |
1113 | ||
1114 | hi_water /= BNX2_L2CTX_HI_WATER_MARK_SCALE; | |
1115 | lo_water /= BNX2_L2CTX_LO_WATER_MARK_SCALE; | |
1116 | ||
1117 | if (hi_water > 0xf) | |
1118 | hi_water = 0xf; | |
1119 | else if (hi_water == 0) | |
1120 | lo_water = 0; | |
1121 | val |= lo_water | (hi_water << BNX2_L2CTX_HI_WATER_MARK_SHIFT); | |
1122 | } | |
1123 | bnx2_ctx_wr(bp, rx_cid_addr, BNX2_L2CTX_CTX_TYPE, val); | |
1124 | } | |
1125 | ||
bb4f98ab MC |
1126 | static void |
1127 | bnx2_init_all_rx_contexts(struct bnx2 *bp) | |
1128 | { | |
1129 | int i; | |
1130 | u32 cid; | |
1131 | ||
1132 | for (i = 0, cid = RX_CID; i < bp->num_rx_rings; i++, cid++) { | |
1133 | if (i == 1) | |
1134 | cid = RX_RSS_CID; | |
1135 | bnx2_init_rx_context(bp, cid); | |
1136 | } | |
1137 | } | |
1138 | ||
344478db | 1139 | static void |
b6016b76 MC |
1140 | bnx2_set_mac_link(struct bnx2 *bp) |
1141 | { | |
1142 | u32 val; | |
1143 | ||
1144 | REG_WR(bp, BNX2_EMAC_TX_LENGTHS, 0x2620); | |
1145 | if (bp->link_up && (bp->line_speed == SPEED_1000) && | |
1146 | (bp->duplex == DUPLEX_HALF)) { | |
1147 | REG_WR(bp, BNX2_EMAC_TX_LENGTHS, 0x26ff); | |
1148 | } | |
1149 | ||
1150 | /* Configure the EMAC mode register. */ | |
1151 | val = REG_RD(bp, BNX2_EMAC_MODE); | |
1152 | ||
1153 | val &= ~(BNX2_EMAC_MODE_PORT | BNX2_EMAC_MODE_HALF_DUPLEX | | |
5b0c76ad | 1154 | BNX2_EMAC_MODE_MAC_LOOP | BNX2_EMAC_MODE_FORCE_LINK | |
59b47d8a | 1155 | BNX2_EMAC_MODE_25G_MODE); |
b6016b76 MC |
1156 | |
1157 | if (bp->link_up) { | |
5b0c76ad MC |
1158 | switch (bp->line_speed) { |
1159 | case SPEED_10: | |
59b47d8a MC |
1160 | if (CHIP_NUM(bp) != CHIP_NUM_5706) { |
1161 | val |= BNX2_EMAC_MODE_PORT_MII_10M; | |
5b0c76ad MC |
1162 | break; |
1163 | } | |
1164 | /* fall through */ | |
1165 | case SPEED_100: | |
1166 | val |= BNX2_EMAC_MODE_PORT_MII; | |
1167 | break; | |
1168 | case SPEED_2500: | |
59b47d8a | 1169 | val |= BNX2_EMAC_MODE_25G_MODE; |
5b0c76ad MC |
1170 | /* fall through */ |
1171 | case SPEED_1000: | |
1172 | val |= BNX2_EMAC_MODE_PORT_GMII; | |
1173 | break; | |
1174 | } | |
b6016b76 MC |
1175 | } |
1176 | else { | |
1177 | val |= BNX2_EMAC_MODE_PORT_GMII; | |
1178 | } | |
1179 | ||
1180 | /* Set the MAC to operate in the appropriate duplex mode. */ | |
1181 | if (bp->duplex == DUPLEX_HALF) | |
1182 | val |= BNX2_EMAC_MODE_HALF_DUPLEX; | |
1183 | REG_WR(bp, BNX2_EMAC_MODE, val); | |
1184 | ||
1185 | /* Enable/disable rx PAUSE. */ | |
1186 | bp->rx_mode &= ~BNX2_EMAC_RX_MODE_FLOW_EN; | |
1187 | ||
1188 | if (bp->flow_ctrl & FLOW_CTRL_RX) | |
1189 | bp->rx_mode |= BNX2_EMAC_RX_MODE_FLOW_EN; | |
1190 | REG_WR(bp, BNX2_EMAC_RX_MODE, bp->rx_mode); | |
1191 | ||
1192 | /* Enable/disable tx PAUSE. */ | |
1193 | val = REG_RD(bp, BNX2_EMAC_TX_MODE); | |
1194 | val &= ~BNX2_EMAC_TX_MODE_FLOW_EN; | |
1195 | ||
1196 | if (bp->flow_ctrl & FLOW_CTRL_TX) | |
1197 | val |= BNX2_EMAC_TX_MODE_FLOW_EN; | |
1198 | REG_WR(bp, BNX2_EMAC_TX_MODE, val); | |
1199 | ||
1200 | /* Acknowledge the interrupt. */ | |
1201 | REG_WR(bp, BNX2_EMAC_STATUS, BNX2_EMAC_STATUS_LINK_CHANGE); | |
1202 | ||
83e3fc89 | 1203 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
bb4f98ab | 1204 | bnx2_init_all_rx_contexts(bp); |
b6016b76 MC |
1205 | } |
1206 | ||
27a005b8 MC |
1207 | static void |
1208 | bnx2_enable_bmsr1(struct bnx2 *bp) | |
1209 | { | |
583c28e5 | 1210 | if ((bp->phy_flags & BNX2_PHY_FLAG_SERDES) && |
27a005b8 MC |
1211 | (CHIP_NUM(bp) == CHIP_NUM_5709)) |
1212 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, | |
1213 | MII_BNX2_BLK_ADDR_GP_STATUS); | |
1214 | } | |
1215 | ||
1216 | static void | |
1217 | bnx2_disable_bmsr1(struct bnx2 *bp) | |
1218 | { | |
583c28e5 | 1219 | if ((bp->phy_flags & BNX2_PHY_FLAG_SERDES) && |
27a005b8 MC |
1220 | (CHIP_NUM(bp) == CHIP_NUM_5709)) |
1221 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, | |
1222 | MII_BNX2_BLK_ADDR_COMBO_IEEEB0); | |
1223 | } | |
1224 | ||
605a9e20 MC |
1225 | static int |
1226 | bnx2_test_and_enable_2g5(struct bnx2 *bp) | |
1227 | { | |
1228 | u32 up1; | |
1229 | int ret = 1; | |
1230 | ||
583c28e5 | 1231 | if (!(bp->phy_flags & BNX2_PHY_FLAG_2_5G_CAPABLE)) |
605a9e20 MC |
1232 | return 0; |
1233 | ||
1234 | if (bp->autoneg & AUTONEG_SPEED) | |
1235 | bp->advertising |= ADVERTISED_2500baseX_Full; | |
1236 | ||
27a005b8 MC |
1237 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
1238 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_OVER1G); | |
1239 | ||
605a9e20 MC |
1240 | bnx2_read_phy(bp, bp->mii_up1, &up1); |
1241 | if (!(up1 & BCM5708S_UP1_2G5)) { | |
1242 | up1 |= BCM5708S_UP1_2G5; | |
1243 | bnx2_write_phy(bp, bp->mii_up1, up1); | |
1244 | ret = 0; | |
1245 | } | |
1246 | ||
27a005b8 MC |
1247 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
1248 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, | |
1249 | MII_BNX2_BLK_ADDR_COMBO_IEEEB0); | |
1250 | ||
605a9e20 MC |
1251 | return ret; |
1252 | } | |
1253 | ||
1254 | static int | |
1255 | bnx2_test_and_disable_2g5(struct bnx2 *bp) | |
1256 | { | |
1257 | u32 up1; | |
1258 | int ret = 0; | |
1259 | ||
583c28e5 | 1260 | if (!(bp->phy_flags & BNX2_PHY_FLAG_2_5G_CAPABLE)) |
605a9e20 MC |
1261 | return 0; |
1262 | ||
27a005b8 MC |
1263 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
1264 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_OVER1G); | |
1265 | ||
605a9e20 MC |
1266 | bnx2_read_phy(bp, bp->mii_up1, &up1); |
1267 | if (up1 & BCM5708S_UP1_2G5) { | |
1268 | up1 &= ~BCM5708S_UP1_2G5; | |
1269 | bnx2_write_phy(bp, bp->mii_up1, up1); | |
1270 | ret = 1; | |
1271 | } | |
1272 | ||
27a005b8 MC |
1273 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
1274 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, | |
1275 | MII_BNX2_BLK_ADDR_COMBO_IEEEB0); | |
1276 | ||
605a9e20 MC |
1277 | return ret; |
1278 | } | |
1279 | ||
1280 | static void | |
1281 | bnx2_enable_forced_2g5(struct bnx2 *bp) | |
1282 | { | |
1283 | u32 bmcr; | |
1284 | ||
583c28e5 | 1285 | if (!(bp->phy_flags & BNX2_PHY_FLAG_2_5G_CAPABLE)) |
605a9e20 MC |
1286 | return; |
1287 | ||
27a005b8 MC |
1288 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
1289 | u32 val; | |
1290 | ||
1291 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, | |
1292 | MII_BNX2_BLK_ADDR_SERDES_DIG); | |
1293 | bnx2_read_phy(bp, MII_BNX2_SERDES_DIG_MISC1, &val); | |
1294 | val &= ~MII_BNX2_SD_MISC1_FORCE_MSK; | |
1295 | val |= MII_BNX2_SD_MISC1_FORCE | MII_BNX2_SD_MISC1_FORCE_2_5G; | |
1296 | bnx2_write_phy(bp, MII_BNX2_SERDES_DIG_MISC1, val); | |
1297 | ||
1298 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, | |
1299 | MII_BNX2_BLK_ADDR_COMBO_IEEEB0); | |
1300 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); | |
1301 | ||
1302 | } else if (CHIP_NUM(bp) == CHIP_NUM_5708) { | |
605a9e20 MC |
1303 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
1304 | bmcr |= BCM5708S_BMCR_FORCE_2500; | |
1305 | } | |
1306 | ||
1307 | if (bp->autoneg & AUTONEG_SPEED) { | |
1308 | bmcr &= ~BMCR_ANENABLE; | |
1309 | if (bp->req_duplex == DUPLEX_FULL) | |
1310 | bmcr |= BMCR_FULLDPLX; | |
1311 | } | |
1312 | bnx2_write_phy(bp, bp->mii_bmcr, bmcr); | |
1313 | } | |
1314 | ||
1315 | static void | |
1316 | bnx2_disable_forced_2g5(struct bnx2 *bp) | |
1317 | { | |
1318 | u32 bmcr; | |
1319 | ||
583c28e5 | 1320 | if (!(bp->phy_flags & BNX2_PHY_FLAG_2_5G_CAPABLE)) |
605a9e20 MC |
1321 | return; |
1322 | ||
27a005b8 MC |
1323 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
1324 | u32 val; | |
1325 | ||
1326 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, | |
1327 | MII_BNX2_BLK_ADDR_SERDES_DIG); | |
1328 | bnx2_read_phy(bp, MII_BNX2_SERDES_DIG_MISC1, &val); | |
1329 | val &= ~MII_BNX2_SD_MISC1_FORCE; | |
1330 | bnx2_write_phy(bp, MII_BNX2_SERDES_DIG_MISC1, val); | |
1331 | ||
1332 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, | |
1333 | MII_BNX2_BLK_ADDR_COMBO_IEEEB0); | |
1334 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); | |
1335 | ||
1336 | } else if (CHIP_NUM(bp) == CHIP_NUM_5708) { | |
605a9e20 MC |
1337 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
1338 | bmcr &= ~BCM5708S_BMCR_FORCE_2500; | |
1339 | } | |
1340 | ||
1341 | if (bp->autoneg & AUTONEG_SPEED) | |
1342 | bmcr |= BMCR_SPEED1000 | BMCR_ANENABLE | BMCR_ANRESTART; | |
1343 | bnx2_write_phy(bp, bp->mii_bmcr, bmcr); | |
1344 | } | |
1345 | ||
b2fadeae MC |
1346 | static void |
1347 | bnx2_5706s_force_link_dn(struct bnx2 *bp, int start) | |
1348 | { | |
1349 | u32 val; | |
1350 | ||
1351 | bnx2_write_phy(bp, MII_BNX2_DSP_ADDRESS, MII_EXPAND_SERDES_CTL); | |
1352 | bnx2_read_phy(bp, MII_BNX2_DSP_RW_PORT, &val); | |
1353 | if (start) | |
1354 | bnx2_write_phy(bp, MII_BNX2_DSP_RW_PORT, val & 0xff0f); | |
1355 | else | |
1356 | bnx2_write_phy(bp, MII_BNX2_DSP_RW_PORT, val | 0xc0); | |
1357 | } | |
1358 | ||
b6016b76 MC |
1359 | static int |
1360 | bnx2_set_link(struct bnx2 *bp) | |
1361 | { | |
1362 | u32 bmsr; | |
1363 | u8 link_up; | |
1364 | ||
80be4434 | 1365 | if (bp->loopback == MAC_LOOPBACK || bp->loopback == PHY_LOOPBACK) { |
b6016b76 MC |
1366 | bp->link_up = 1; |
1367 | return 0; | |
1368 | } | |
1369 | ||
583c28e5 | 1370 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) |
0d8a6571 MC |
1371 | return 0; |
1372 | ||
b6016b76 MC |
1373 | link_up = bp->link_up; |
1374 | ||
27a005b8 MC |
1375 | bnx2_enable_bmsr1(bp); |
1376 | bnx2_read_phy(bp, bp->mii_bmsr1, &bmsr); | |
1377 | bnx2_read_phy(bp, bp->mii_bmsr1, &bmsr); | |
1378 | bnx2_disable_bmsr1(bp); | |
b6016b76 | 1379 | |
583c28e5 | 1380 | if ((bp->phy_flags & BNX2_PHY_FLAG_SERDES) && |
b6016b76 | 1381 | (CHIP_NUM(bp) == CHIP_NUM_5706)) { |
a2724e25 | 1382 | u32 val, an_dbg; |
b6016b76 | 1383 | |
583c28e5 | 1384 | if (bp->phy_flags & BNX2_PHY_FLAG_FORCED_DOWN) { |
b2fadeae | 1385 | bnx2_5706s_force_link_dn(bp, 0); |
583c28e5 | 1386 | bp->phy_flags &= ~BNX2_PHY_FLAG_FORCED_DOWN; |
b2fadeae | 1387 | } |
b6016b76 | 1388 | val = REG_RD(bp, BNX2_EMAC_STATUS); |
a2724e25 MC |
1389 | |
1390 | bnx2_write_phy(bp, MII_BNX2_MISC_SHADOW, MISC_SHDW_AN_DBG); | |
1391 | bnx2_read_phy(bp, MII_BNX2_MISC_SHADOW, &an_dbg); | |
1392 | bnx2_read_phy(bp, MII_BNX2_MISC_SHADOW, &an_dbg); | |
1393 | ||
1394 | if ((val & BNX2_EMAC_STATUS_LINK) && | |
1395 | !(an_dbg & MISC_SHDW_AN_DBG_NOSYNC)) | |
b6016b76 MC |
1396 | bmsr |= BMSR_LSTATUS; |
1397 | else | |
1398 | bmsr &= ~BMSR_LSTATUS; | |
1399 | } | |
1400 | ||
1401 | if (bmsr & BMSR_LSTATUS) { | |
1402 | bp->link_up = 1; | |
1403 | ||
583c28e5 | 1404 | if (bp->phy_flags & BNX2_PHY_FLAG_SERDES) { |
5b0c76ad MC |
1405 | if (CHIP_NUM(bp) == CHIP_NUM_5706) |
1406 | bnx2_5706s_linkup(bp); | |
1407 | else if (CHIP_NUM(bp) == CHIP_NUM_5708) | |
1408 | bnx2_5708s_linkup(bp); | |
27a005b8 MC |
1409 | else if (CHIP_NUM(bp) == CHIP_NUM_5709) |
1410 | bnx2_5709s_linkup(bp); | |
b6016b76 MC |
1411 | } |
1412 | else { | |
1413 | bnx2_copper_linkup(bp); | |
1414 | } | |
1415 | bnx2_resolve_flow_ctrl(bp); | |
1416 | } | |
1417 | else { | |
583c28e5 | 1418 | if ((bp->phy_flags & BNX2_PHY_FLAG_SERDES) && |
605a9e20 MC |
1419 | (bp->autoneg & AUTONEG_SPEED)) |
1420 | bnx2_disable_forced_2g5(bp); | |
b6016b76 | 1421 | |
583c28e5 | 1422 | if (bp->phy_flags & BNX2_PHY_FLAG_PARALLEL_DETECT) { |
b2fadeae MC |
1423 | u32 bmcr; |
1424 | ||
1425 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); | |
1426 | bmcr |= BMCR_ANENABLE; | |
1427 | bnx2_write_phy(bp, bp->mii_bmcr, bmcr); | |
1428 | ||
583c28e5 | 1429 | bp->phy_flags &= ~BNX2_PHY_FLAG_PARALLEL_DETECT; |
b2fadeae | 1430 | } |
b6016b76 MC |
1431 | bp->link_up = 0; |
1432 | } | |
1433 | ||
1434 | if (bp->link_up != link_up) { | |
1435 | bnx2_report_link(bp); | |
1436 | } | |
1437 | ||
1438 | bnx2_set_mac_link(bp); | |
1439 | ||
1440 | return 0; | |
1441 | } | |
1442 | ||
1443 | static int | |
1444 | bnx2_reset_phy(struct bnx2 *bp) | |
1445 | { | |
1446 | int i; | |
1447 | u32 reg; | |
1448 | ||
ca58c3af | 1449 | bnx2_write_phy(bp, bp->mii_bmcr, BMCR_RESET); |
b6016b76 MC |
1450 | |
1451 | #define PHY_RESET_MAX_WAIT 100 | |
1452 | for (i = 0; i < PHY_RESET_MAX_WAIT; i++) { | |
1453 | udelay(10); | |
1454 | ||
ca58c3af | 1455 | bnx2_read_phy(bp, bp->mii_bmcr, ®); |
b6016b76 MC |
1456 | if (!(reg & BMCR_RESET)) { |
1457 | udelay(20); | |
1458 | break; | |
1459 | } | |
1460 | } | |
1461 | if (i == PHY_RESET_MAX_WAIT) { | |
1462 | return -EBUSY; | |
1463 | } | |
1464 | return 0; | |
1465 | } | |
1466 | ||
1467 | static u32 | |
1468 | bnx2_phy_get_pause_adv(struct bnx2 *bp) | |
1469 | { | |
1470 | u32 adv = 0; | |
1471 | ||
1472 | if ((bp->req_flow_ctrl & (FLOW_CTRL_RX | FLOW_CTRL_TX)) == | |
1473 | (FLOW_CTRL_RX | FLOW_CTRL_TX)) { | |
1474 | ||
583c28e5 | 1475 | if (bp->phy_flags & BNX2_PHY_FLAG_SERDES) { |
b6016b76 MC |
1476 | adv = ADVERTISE_1000XPAUSE; |
1477 | } | |
1478 | else { | |
1479 | adv = ADVERTISE_PAUSE_CAP; | |
1480 | } | |
1481 | } | |
1482 | else if (bp->req_flow_ctrl & FLOW_CTRL_TX) { | |
583c28e5 | 1483 | if (bp->phy_flags & BNX2_PHY_FLAG_SERDES) { |
b6016b76 MC |
1484 | adv = ADVERTISE_1000XPSE_ASYM; |
1485 | } | |
1486 | else { | |
1487 | adv = ADVERTISE_PAUSE_ASYM; | |
1488 | } | |
1489 | } | |
1490 | else if (bp->req_flow_ctrl & FLOW_CTRL_RX) { | |
583c28e5 | 1491 | if (bp->phy_flags & BNX2_PHY_FLAG_SERDES) { |
b6016b76 MC |
1492 | adv = ADVERTISE_1000XPAUSE | ADVERTISE_1000XPSE_ASYM; |
1493 | } | |
1494 | else { | |
1495 | adv = ADVERTISE_PAUSE_CAP | ADVERTISE_PAUSE_ASYM; | |
1496 | } | |
1497 | } | |
1498 | return adv; | |
1499 | } | |
1500 | ||
a2f13890 | 1501 | static int bnx2_fw_sync(struct bnx2 *, u32, int, int); |
0d8a6571 | 1502 | |
b6016b76 | 1503 | static int |
0d8a6571 | 1504 | bnx2_setup_remote_phy(struct bnx2 *bp, u8 port) |
52d07b1f HH |
1505 | __releases(&bp->phy_lock) |
1506 | __acquires(&bp->phy_lock) | |
0d8a6571 MC |
1507 | { |
1508 | u32 speed_arg = 0, pause_adv; | |
1509 | ||
1510 | pause_adv = bnx2_phy_get_pause_adv(bp); | |
1511 | ||
1512 | if (bp->autoneg & AUTONEG_SPEED) { | |
1513 | speed_arg |= BNX2_NETLINK_SET_LINK_ENABLE_AUTONEG; | |
1514 | if (bp->advertising & ADVERTISED_10baseT_Half) | |
1515 | speed_arg |= BNX2_NETLINK_SET_LINK_SPEED_10HALF; | |
1516 | if (bp->advertising & ADVERTISED_10baseT_Full) | |
1517 | speed_arg |= BNX2_NETLINK_SET_LINK_SPEED_10FULL; | |
1518 | if (bp->advertising & ADVERTISED_100baseT_Half) | |
1519 | speed_arg |= BNX2_NETLINK_SET_LINK_SPEED_100HALF; | |
1520 | if (bp->advertising & ADVERTISED_100baseT_Full) | |
1521 | speed_arg |= BNX2_NETLINK_SET_LINK_SPEED_100FULL; | |
1522 | if (bp->advertising & ADVERTISED_1000baseT_Full) | |
1523 | speed_arg |= BNX2_NETLINK_SET_LINK_SPEED_1GFULL; | |
1524 | if (bp->advertising & ADVERTISED_2500baseX_Full) | |
1525 | speed_arg |= BNX2_NETLINK_SET_LINK_SPEED_2G5FULL; | |
1526 | } else { | |
1527 | if (bp->req_line_speed == SPEED_2500) | |
1528 | speed_arg = BNX2_NETLINK_SET_LINK_SPEED_2G5FULL; | |
1529 | else if (bp->req_line_speed == SPEED_1000) | |
1530 | speed_arg = BNX2_NETLINK_SET_LINK_SPEED_1GFULL; | |
1531 | else if (bp->req_line_speed == SPEED_100) { | |
1532 | if (bp->req_duplex == DUPLEX_FULL) | |
1533 | speed_arg = BNX2_NETLINK_SET_LINK_SPEED_100FULL; | |
1534 | else | |
1535 | speed_arg = BNX2_NETLINK_SET_LINK_SPEED_100HALF; | |
1536 | } else if (bp->req_line_speed == SPEED_10) { | |
1537 | if (bp->req_duplex == DUPLEX_FULL) | |
1538 | speed_arg = BNX2_NETLINK_SET_LINK_SPEED_10FULL; | |
1539 | else | |
1540 | speed_arg = BNX2_NETLINK_SET_LINK_SPEED_10HALF; | |
1541 | } | |
1542 | } | |
1543 | ||
1544 | if (pause_adv & (ADVERTISE_1000XPAUSE | ADVERTISE_PAUSE_CAP)) | |
1545 | speed_arg |= BNX2_NETLINK_SET_LINK_FC_SYM_PAUSE; | |
c26736ec | 1546 | if (pause_adv & (ADVERTISE_1000XPSE_ASYM | ADVERTISE_PAUSE_ASYM)) |
0d8a6571 MC |
1547 | speed_arg |= BNX2_NETLINK_SET_LINK_FC_ASYM_PAUSE; |
1548 | ||
1549 | if (port == PORT_TP) | |
1550 | speed_arg |= BNX2_NETLINK_SET_LINK_PHY_APP_REMOTE | | |
1551 | BNX2_NETLINK_SET_LINK_ETH_AT_WIRESPEED; | |
1552 | ||
2726d6e1 | 1553 | bnx2_shmem_wr(bp, BNX2_DRV_MB_ARG0, speed_arg); |
0d8a6571 MC |
1554 | |
1555 | spin_unlock_bh(&bp->phy_lock); | |
a2f13890 | 1556 | bnx2_fw_sync(bp, BNX2_DRV_MSG_CODE_CMD_SET_LINK, 1, 0); |
0d8a6571 MC |
1557 | spin_lock_bh(&bp->phy_lock); |
1558 | ||
1559 | return 0; | |
1560 | } | |
1561 | ||
1562 | static int | |
1563 | bnx2_setup_serdes_phy(struct bnx2 *bp, u8 port) | |
52d07b1f HH |
1564 | __releases(&bp->phy_lock) |
1565 | __acquires(&bp->phy_lock) | |
b6016b76 | 1566 | { |
605a9e20 | 1567 | u32 adv, bmcr; |
b6016b76 MC |
1568 | u32 new_adv = 0; |
1569 | ||
583c28e5 | 1570 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) |
0d8a6571 MC |
1571 | return (bnx2_setup_remote_phy(bp, port)); |
1572 | ||
b6016b76 MC |
1573 | if (!(bp->autoneg & AUTONEG_SPEED)) { |
1574 | u32 new_bmcr; | |
5b0c76ad MC |
1575 | int force_link_down = 0; |
1576 | ||
605a9e20 MC |
1577 | if (bp->req_line_speed == SPEED_2500) { |
1578 | if (!bnx2_test_and_enable_2g5(bp)) | |
1579 | force_link_down = 1; | |
1580 | } else if (bp->req_line_speed == SPEED_1000) { | |
1581 | if (bnx2_test_and_disable_2g5(bp)) | |
1582 | force_link_down = 1; | |
1583 | } | |
ca58c3af | 1584 | bnx2_read_phy(bp, bp->mii_adv, &adv); |
80be4434 MC |
1585 | adv &= ~(ADVERTISE_1000XFULL | ADVERTISE_1000XHALF); |
1586 | ||
ca58c3af | 1587 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
605a9e20 | 1588 | new_bmcr = bmcr & ~BMCR_ANENABLE; |
80be4434 | 1589 | new_bmcr |= BMCR_SPEED1000; |
605a9e20 | 1590 | |
27a005b8 MC |
1591 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
1592 | if (bp->req_line_speed == SPEED_2500) | |
1593 | bnx2_enable_forced_2g5(bp); | |
1594 | else if (bp->req_line_speed == SPEED_1000) { | |
1595 | bnx2_disable_forced_2g5(bp); | |
1596 | new_bmcr &= ~0x2000; | |
1597 | } | |
1598 | ||
1599 | } else if (CHIP_NUM(bp) == CHIP_NUM_5708) { | |
605a9e20 MC |
1600 | if (bp->req_line_speed == SPEED_2500) |
1601 | new_bmcr |= BCM5708S_BMCR_FORCE_2500; | |
1602 | else | |
1603 | new_bmcr = bmcr & ~BCM5708S_BMCR_FORCE_2500; | |
5b0c76ad MC |
1604 | } |
1605 | ||
b6016b76 | 1606 | if (bp->req_duplex == DUPLEX_FULL) { |
5b0c76ad | 1607 | adv |= ADVERTISE_1000XFULL; |
b6016b76 MC |
1608 | new_bmcr |= BMCR_FULLDPLX; |
1609 | } | |
1610 | else { | |
5b0c76ad | 1611 | adv |= ADVERTISE_1000XHALF; |
b6016b76 MC |
1612 | new_bmcr &= ~BMCR_FULLDPLX; |
1613 | } | |
5b0c76ad | 1614 | if ((new_bmcr != bmcr) || (force_link_down)) { |
b6016b76 MC |
1615 | /* Force a link down visible on the other side */ |
1616 | if (bp->link_up) { | |
ca58c3af | 1617 | bnx2_write_phy(bp, bp->mii_adv, adv & |
5b0c76ad MC |
1618 | ~(ADVERTISE_1000XFULL | |
1619 | ADVERTISE_1000XHALF)); | |
ca58c3af | 1620 | bnx2_write_phy(bp, bp->mii_bmcr, bmcr | |
b6016b76 MC |
1621 | BMCR_ANRESTART | BMCR_ANENABLE); |
1622 | ||
1623 | bp->link_up = 0; | |
1624 | netif_carrier_off(bp->dev); | |
ca58c3af | 1625 | bnx2_write_phy(bp, bp->mii_bmcr, new_bmcr); |
80be4434 | 1626 | bnx2_report_link(bp); |
b6016b76 | 1627 | } |
ca58c3af MC |
1628 | bnx2_write_phy(bp, bp->mii_adv, adv); |
1629 | bnx2_write_phy(bp, bp->mii_bmcr, new_bmcr); | |
605a9e20 MC |
1630 | } else { |
1631 | bnx2_resolve_flow_ctrl(bp); | |
1632 | bnx2_set_mac_link(bp); | |
b6016b76 MC |
1633 | } |
1634 | return 0; | |
1635 | } | |
1636 | ||
605a9e20 | 1637 | bnx2_test_and_enable_2g5(bp); |
5b0c76ad | 1638 | |
b6016b76 MC |
1639 | if (bp->advertising & ADVERTISED_1000baseT_Full) |
1640 | new_adv |= ADVERTISE_1000XFULL; | |
1641 | ||
1642 | new_adv |= bnx2_phy_get_pause_adv(bp); | |
1643 | ||
ca58c3af MC |
1644 | bnx2_read_phy(bp, bp->mii_adv, &adv); |
1645 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); | |
b6016b76 MC |
1646 | |
1647 | bp->serdes_an_pending = 0; | |
1648 | if ((adv != new_adv) || ((bmcr & BMCR_ANENABLE) == 0)) { | |
1649 | /* Force a link down visible on the other side */ | |
1650 | if (bp->link_up) { | |
ca58c3af | 1651 | bnx2_write_phy(bp, bp->mii_bmcr, BMCR_LOOPBACK); |
80be4434 MC |
1652 | spin_unlock_bh(&bp->phy_lock); |
1653 | msleep(20); | |
1654 | spin_lock_bh(&bp->phy_lock); | |
b6016b76 MC |
1655 | } |
1656 | ||
ca58c3af MC |
1657 | bnx2_write_phy(bp, bp->mii_adv, new_adv); |
1658 | bnx2_write_phy(bp, bp->mii_bmcr, bmcr | BMCR_ANRESTART | | |
b6016b76 | 1659 | BMCR_ANENABLE); |
f8dd064e MC |
1660 | /* Speed up link-up time when the link partner |
1661 | * does not autonegotiate which is very common | |
1662 | * in blade servers. Some blade servers use | |
1663 | * IPMI for kerboard input and it's important | |
1664 | * to minimize link disruptions. Autoneg. involves | |
1665 | * exchanging base pages plus 3 next pages and | |
1666 | * normally completes in about 120 msec. | |
1667 | */ | |
40105c0b | 1668 | bp->current_interval = BNX2_SERDES_AN_TIMEOUT; |
f8dd064e MC |
1669 | bp->serdes_an_pending = 1; |
1670 | mod_timer(&bp->timer, jiffies + bp->current_interval); | |
605a9e20 MC |
1671 | } else { |
1672 | bnx2_resolve_flow_ctrl(bp); | |
1673 | bnx2_set_mac_link(bp); | |
b6016b76 MC |
1674 | } |
1675 | ||
1676 | return 0; | |
1677 | } | |
1678 | ||
1679 | #define ETHTOOL_ALL_FIBRE_SPEED \ | |
583c28e5 | 1680 | (bp->phy_flags & BNX2_PHY_FLAG_2_5G_CAPABLE) ? \ |
deaf391b MC |
1681 | (ADVERTISED_2500baseX_Full | ADVERTISED_1000baseT_Full) :\ |
1682 | (ADVERTISED_1000baseT_Full) | |
b6016b76 MC |
1683 | |
1684 | #define ETHTOOL_ALL_COPPER_SPEED \ | |
1685 | (ADVERTISED_10baseT_Half | ADVERTISED_10baseT_Full | \ | |
1686 | ADVERTISED_100baseT_Half | ADVERTISED_100baseT_Full | \ | |
1687 | ADVERTISED_1000baseT_Full) | |
1688 | ||
1689 | #define PHY_ALL_10_100_SPEED (ADVERTISE_10HALF | ADVERTISE_10FULL | \ | |
1690 | ADVERTISE_100HALF | ADVERTISE_100FULL | ADVERTISE_CSMA) | |
6aa20a22 | 1691 | |
b6016b76 MC |
1692 | #define PHY_ALL_1000_SPEED (ADVERTISE_1000HALF | ADVERTISE_1000FULL) |
1693 | ||
0d8a6571 MC |
1694 | static void |
1695 | bnx2_set_default_remote_link(struct bnx2 *bp) | |
1696 | { | |
1697 | u32 link; | |
1698 | ||
1699 | if (bp->phy_port == PORT_TP) | |
2726d6e1 | 1700 | link = bnx2_shmem_rd(bp, BNX2_RPHY_COPPER_LINK); |
0d8a6571 | 1701 | else |
2726d6e1 | 1702 | link = bnx2_shmem_rd(bp, BNX2_RPHY_SERDES_LINK); |
0d8a6571 MC |
1703 | |
1704 | if (link & BNX2_NETLINK_SET_LINK_ENABLE_AUTONEG) { | |
1705 | bp->req_line_speed = 0; | |
1706 | bp->autoneg |= AUTONEG_SPEED; | |
1707 | bp->advertising = ADVERTISED_Autoneg; | |
1708 | if (link & BNX2_NETLINK_SET_LINK_SPEED_10HALF) | |
1709 | bp->advertising |= ADVERTISED_10baseT_Half; | |
1710 | if (link & BNX2_NETLINK_SET_LINK_SPEED_10FULL) | |
1711 | bp->advertising |= ADVERTISED_10baseT_Full; | |
1712 | if (link & BNX2_NETLINK_SET_LINK_SPEED_100HALF) | |
1713 | bp->advertising |= ADVERTISED_100baseT_Half; | |
1714 | if (link & BNX2_NETLINK_SET_LINK_SPEED_100FULL) | |
1715 | bp->advertising |= ADVERTISED_100baseT_Full; | |
1716 | if (link & BNX2_NETLINK_SET_LINK_SPEED_1GFULL) | |
1717 | bp->advertising |= ADVERTISED_1000baseT_Full; | |
1718 | if (link & BNX2_NETLINK_SET_LINK_SPEED_2G5FULL) | |
1719 | bp->advertising |= ADVERTISED_2500baseX_Full; | |
1720 | } else { | |
1721 | bp->autoneg = 0; | |
1722 | bp->advertising = 0; | |
1723 | bp->req_duplex = DUPLEX_FULL; | |
1724 | if (link & BNX2_NETLINK_SET_LINK_SPEED_10) { | |
1725 | bp->req_line_speed = SPEED_10; | |
1726 | if (link & BNX2_NETLINK_SET_LINK_SPEED_10HALF) | |
1727 | bp->req_duplex = DUPLEX_HALF; | |
1728 | } | |
1729 | if (link & BNX2_NETLINK_SET_LINK_SPEED_100) { | |
1730 | bp->req_line_speed = SPEED_100; | |
1731 | if (link & BNX2_NETLINK_SET_LINK_SPEED_100HALF) | |
1732 | bp->req_duplex = DUPLEX_HALF; | |
1733 | } | |
1734 | if (link & BNX2_NETLINK_SET_LINK_SPEED_1GFULL) | |
1735 | bp->req_line_speed = SPEED_1000; | |
1736 | if (link & BNX2_NETLINK_SET_LINK_SPEED_2G5FULL) | |
1737 | bp->req_line_speed = SPEED_2500; | |
1738 | } | |
1739 | } | |
1740 | ||
deaf391b MC |
1741 | static void |
1742 | bnx2_set_default_link(struct bnx2 *bp) | |
1743 | { | |
ab59859d HH |
1744 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) { |
1745 | bnx2_set_default_remote_link(bp); | |
1746 | return; | |
1747 | } | |
0d8a6571 | 1748 | |
deaf391b MC |
1749 | bp->autoneg = AUTONEG_SPEED | AUTONEG_FLOW_CTRL; |
1750 | bp->req_line_speed = 0; | |
583c28e5 | 1751 | if (bp->phy_flags & BNX2_PHY_FLAG_SERDES) { |
deaf391b MC |
1752 | u32 reg; |
1753 | ||
1754 | bp->advertising = ETHTOOL_ALL_FIBRE_SPEED | ADVERTISED_Autoneg; | |
1755 | ||
2726d6e1 | 1756 | reg = bnx2_shmem_rd(bp, BNX2_PORT_HW_CFG_CONFIG); |
deaf391b MC |
1757 | reg &= BNX2_PORT_HW_CFG_CFG_DFLT_LINK_MASK; |
1758 | if (reg == BNX2_PORT_HW_CFG_CFG_DFLT_LINK_1G) { | |
1759 | bp->autoneg = 0; | |
1760 | bp->req_line_speed = bp->line_speed = SPEED_1000; | |
1761 | bp->req_duplex = DUPLEX_FULL; | |
1762 | } | |
1763 | } else | |
1764 | bp->advertising = ETHTOOL_ALL_COPPER_SPEED | ADVERTISED_Autoneg; | |
1765 | } | |
1766 | ||
df149d70 MC |
1767 | static void |
1768 | bnx2_send_heart_beat(struct bnx2 *bp) | |
1769 | { | |
1770 | u32 msg; | |
1771 | u32 addr; | |
1772 | ||
1773 | spin_lock(&bp->indirect_lock); | |
1774 | msg = (u32) (++bp->fw_drv_pulse_wr_seq & BNX2_DRV_PULSE_SEQ_MASK); | |
1775 | addr = bp->shmem_base + BNX2_DRV_PULSE_MB; | |
1776 | REG_WR(bp, BNX2_PCICFG_REG_WINDOW_ADDRESS, addr); | |
1777 | REG_WR(bp, BNX2_PCICFG_REG_WINDOW, msg); | |
1778 | spin_unlock(&bp->indirect_lock); | |
1779 | } | |
1780 | ||
0d8a6571 MC |
1781 | static void |
1782 | bnx2_remote_phy_event(struct bnx2 *bp) | |
1783 | { | |
1784 | u32 msg; | |
1785 | u8 link_up = bp->link_up; | |
1786 | u8 old_port; | |
1787 | ||
2726d6e1 | 1788 | msg = bnx2_shmem_rd(bp, BNX2_LINK_STATUS); |
0d8a6571 | 1789 | |
df149d70 MC |
1790 | if (msg & BNX2_LINK_STATUS_HEART_BEAT_EXPIRED) |
1791 | bnx2_send_heart_beat(bp); | |
1792 | ||
1793 | msg &= ~BNX2_LINK_STATUS_HEART_BEAT_EXPIRED; | |
1794 | ||
0d8a6571 MC |
1795 | if ((msg & BNX2_LINK_STATUS_LINK_UP) == BNX2_LINK_STATUS_LINK_DOWN) |
1796 | bp->link_up = 0; | |
1797 | else { | |
1798 | u32 speed; | |
1799 | ||
1800 | bp->link_up = 1; | |
1801 | speed = msg & BNX2_LINK_STATUS_SPEED_MASK; | |
1802 | bp->duplex = DUPLEX_FULL; | |
1803 | switch (speed) { | |
1804 | case BNX2_LINK_STATUS_10HALF: | |
1805 | bp->duplex = DUPLEX_HALF; | |
1806 | case BNX2_LINK_STATUS_10FULL: | |
1807 | bp->line_speed = SPEED_10; | |
1808 | break; | |
1809 | case BNX2_LINK_STATUS_100HALF: | |
1810 | bp->duplex = DUPLEX_HALF; | |
1811 | case BNX2_LINK_STATUS_100BASE_T4: | |
1812 | case BNX2_LINK_STATUS_100FULL: | |
1813 | bp->line_speed = SPEED_100; | |
1814 | break; | |
1815 | case BNX2_LINK_STATUS_1000HALF: | |
1816 | bp->duplex = DUPLEX_HALF; | |
1817 | case BNX2_LINK_STATUS_1000FULL: | |
1818 | bp->line_speed = SPEED_1000; | |
1819 | break; | |
1820 | case BNX2_LINK_STATUS_2500HALF: | |
1821 | bp->duplex = DUPLEX_HALF; | |
1822 | case BNX2_LINK_STATUS_2500FULL: | |
1823 | bp->line_speed = SPEED_2500; | |
1824 | break; | |
1825 | default: | |
1826 | bp->line_speed = 0; | |
1827 | break; | |
1828 | } | |
1829 | ||
0d8a6571 MC |
1830 | bp->flow_ctrl = 0; |
1831 | if ((bp->autoneg & (AUTONEG_SPEED | AUTONEG_FLOW_CTRL)) != | |
1832 | (AUTONEG_SPEED | AUTONEG_FLOW_CTRL)) { | |
1833 | if (bp->duplex == DUPLEX_FULL) | |
1834 | bp->flow_ctrl = bp->req_flow_ctrl; | |
1835 | } else { | |
1836 | if (msg & BNX2_LINK_STATUS_TX_FC_ENABLED) | |
1837 | bp->flow_ctrl |= FLOW_CTRL_TX; | |
1838 | if (msg & BNX2_LINK_STATUS_RX_FC_ENABLED) | |
1839 | bp->flow_ctrl |= FLOW_CTRL_RX; | |
1840 | } | |
1841 | ||
1842 | old_port = bp->phy_port; | |
1843 | if (msg & BNX2_LINK_STATUS_SERDES_LINK) | |
1844 | bp->phy_port = PORT_FIBRE; | |
1845 | else | |
1846 | bp->phy_port = PORT_TP; | |
1847 | ||
1848 | if (old_port != bp->phy_port) | |
1849 | bnx2_set_default_link(bp); | |
1850 | ||
0d8a6571 MC |
1851 | } |
1852 | if (bp->link_up != link_up) | |
1853 | bnx2_report_link(bp); | |
1854 | ||
1855 | bnx2_set_mac_link(bp); | |
1856 | } | |
1857 | ||
1858 | static int | |
1859 | bnx2_set_remote_link(struct bnx2 *bp) | |
1860 | { | |
1861 | u32 evt_code; | |
1862 | ||
2726d6e1 | 1863 | evt_code = bnx2_shmem_rd(bp, BNX2_FW_EVT_CODE_MB); |
0d8a6571 MC |
1864 | switch (evt_code) { |
1865 | case BNX2_FW_EVT_CODE_LINK_EVENT: | |
1866 | bnx2_remote_phy_event(bp); | |
1867 | break; | |
1868 | case BNX2_FW_EVT_CODE_SW_TIMER_EXPIRATION_EVENT: | |
1869 | default: | |
df149d70 | 1870 | bnx2_send_heart_beat(bp); |
0d8a6571 MC |
1871 | break; |
1872 | } | |
1873 | return 0; | |
1874 | } | |
1875 | ||
b6016b76 MC |
1876 | static int |
1877 | bnx2_setup_copper_phy(struct bnx2 *bp) | |
52d07b1f HH |
1878 | __releases(&bp->phy_lock) |
1879 | __acquires(&bp->phy_lock) | |
b6016b76 MC |
1880 | { |
1881 | u32 bmcr; | |
1882 | u32 new_bmcr; | |
1883 | ||
ca58c3af | 1884 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
b6016b76 MC |
1885 | |
1886 | if (bp->autoneg & AUTONEG_SPEED) { | |
1887 | u32 adv_reg, adv1000_reg; | |
1888 | u32 new_adv_reg = 0; | |
1889 | u32 new_adv1000_reg = 0; | |
1890 | ||
ca58c3af | 1891 | bnx2_read_phy(bp, bp->mii_adv, &adv_reg); |
b6016b76 MC |
1892 | adv_reg &= (PHY_ALL_10_100_SPEED | ADVERTISE_PAUSE_CAP | |
1893 | ADVERTISE_PAUSE_ASYM); | |
1894 | ||
1895 | bnx2_read_phy(bp, MII_CTRL1000, &adv1000_reg); | |
1896 | adv1000_reg &= PHY_ALL_1000_SPEED; | |
1897 | ||
1898 | if (bp->advertising & ADVERTISED_10baseT_Half) | |
1899 | new_adv_reg |= ADVERTISE_10HALF; | |
1900 | if (bp->advertising & ADVERTISED_10baseT_Full) | |
1901 | new_adv_reg |= ADVERTISE_10FULL; | |
1902 | if (bp->advertising & ADVERTISED_100baseT_Half) | |
1903 | new_adv_reg |= ADVERTISE_100HALF; | |
1904 | if (bp->advertising & ADVERTISED_100baseT_Full) | |
1905 | new_adv_reg |= ADVERTISE_100FULL; | |
1906 | if (bp->advertising & ADVERTISED_1000baseT_Full) | |
1907 | new_adv1000_reg |= ADVERTISE_1000FULL; | |
6aa20a22 | 1908 | |
b6016b76 MC |
1909 | new_adv_reg |= ADVERTISE_CSMA; |
1910 | ||
1911 | new_adv_reg |= bnx2_phy_get_pause_adv(bp); | |
1912 | ||
1913 | if ((adv1000_reg != new_adv1000_reg) || | |
1914 | (adv_reg != new_adv_reg) || | |
1915 | ((bmcr & BMCR_ANENABLE) == 0)) { | |
1916 | ||
ca58c3af | 1917 | bnx2_write_phy(bp, bp->mii_adv, new_adv_reg); |
b6016b76 | 1918 | bnx2_write_phy(bp, MII_CTRL1000, new_adv1000_reg); |
ca58c3af | 1919 | bnx2_write_phy(bp, bp->mii_bmcr, BMCR_ANRESTART | |
b6016b76 MC |
1920 | BMCR_ANENABLE); |
1921 | } | |
1922 | else if (bp->link_up) { | |
1923 | /* Flow ctrl may have changed from auto to forced */ | |
1924 | /* or vice-versa. */ | |
1925 | ||
1926 | bnx2_resolve_flow_ctrl(bp); | |
1927 | bnx2_set_mac_link(bp); | |
1928 | } | |
1929 | return 0; | |
1930 | } | |
1931 | ||
1932 | new_bmcr = 0; | |
1933 | if (bp->req_line_speed == SPEED_100) { | |
1934 | new_bmcr |= BMCR_SPEED100; | |
1935 | } | |
1936 | if (bp->req_duplex == DUPLEX_FULL) { | |
1937 | new_bmcr |= BMCR_FULLDPLX; | |
1938 | } | |
1939 | if (new_bmcr != bmcr) { | |
1940 | u32 bmsr; | |
b6016b76 | 1941 | |
ca58c3af MC |
1942 | bnx2_read_phy(bp, bp->mii_bmsr, &bmsr); |
1943 | bnx2_read_phy(bp, bp->mii_bmsr, &bmsr); | |
6aa20a22 | 1944 | |
b6016b76 MC |
1945 | if (bmsr & BMSR_LSTATUS) { |
1946 | /* Force link down */ | |
ca58c3af | 1947 | bnx2_write_phy(bp, bp->mii_bmcr, BMCR_LOOPBACK); |
a16dda0e MC |
1948 | spin_unlock_bh(&bp->phy_lock); |
1949 | msleep(50); | |
1950 | spin_lock_bh(&bp->phy_lock); | |
1951 | ||
ca58c3af MC |
1952 | bnx2_read_phy(bp, bp->mii_bmsr, &bmsr); |
1953 | bnx2_read_phy(bp, bp->mii_bmsr, &bmsr); | |
b6016b76 MC |
1954 | } |
1955 | ||
ca58c3af | 1956 | bnx2_write_phy(bp, bp->mii_bmcr, new_bmcr); |
b6016b76 MC |
1957 | |
1958 | /* Normally, the new speed is setup after the link has | |
1959 | * gone down and up again. In some cases, link will not go | |
1960 | * down so we need to set up the new speed here. | |
1961 | */ | |
1962 | if (bmsr & BMSR_LSTATUS) { | |
1963 | bp->line_speed = bp->req_line_speed; | |
1964 | bp->duplex = bp->req_duplex; | |
1965 | bnx2_resolve_flow_ctrl(bp); | |
1966 | bnx2_set_mac_link(bp); | |
1967 | } | |
27a005b8 MC |
1968 | } else { |
1969 | bnx2_resolve_flow_ctrl(bp); | |
1970 | bnx2_set_mac_link(bp); | |
b6016b76 MC |
1971 | } |
1972 | return 0; | |
1973 | } | |
1974 | ||
1975 | static int | |
0d8a6571 | 1976 | bnx2_setup_phy(struct bnx2 *bp, u8 port) |
52d07b1f HH |
1977 | __releases(&bp->phy_lock) |
1978 | __acquires(&bp->phy_lock) | |
b6016b76 MC |
1979 | { |
1980 | if (bp->loopback == MAC_LOOPBACK) | |
1981 | return 0; | |
1982 | ||
583c28e5 | 1983 | if (bp->phy_flags & BNX2_PHY_FLAG_SERDES) { |
0d8a6571 | 1984 | return (bnx2_setup_serdes_phy(bp, port)); |
b6016b76 MC |
1985 | } |
1986 | else { | |
1987 | return (bnx2_setup_copper_phy(bp)); | |
1988 | } | |
1989 | } | |
1990 | ||
27a005b8 | 1991 | static int |
9a120bc5 | 1992 | bnx2_init_5709s_phy(struct bnx2 *bp, int reset_phy) |
27a005b8 MC |
1993 | { |
1994 | u32 val; | |
1995 | ||
1996 | bp->mii_bmcr = MII_BMCR + 0x10; | |
1997 | bp->mii_bmsr = MII_BMSR + 0x10; | |
1998 | bp->mii_bmsr1 = MII_BNX2_GP_TOP_AN_STATUS1; | |
1999 | bp->mii_adv = MII_ADVERTISE + 0x10; | |
2000 | bp->mii_lpa = MII_LPA + 0x10; | |
2001 | bp->mii_up1 = MII_BNX2_OVER1G_UP1; | |
2002 | ||
2003 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_AER); | |
2004 | bnx2_write_phy(bp, MII_BNX2_AER_AER, MII_BNX2_AER_AER_AN_MMD); | |
2005 | ||
2006 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_COMBO_IEEEB0); | |
9a120bc5 MC |
2007 | if (reset_phy) |
2008 | bnx2_reset_phy(bp); | |
27a005b8 MC |
2009 | |
2010 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_SERDES_DIG); | |
2011 | ||
2012 | bnx2_read_phy(bp, MII_BNX2_SERDES_DIG_1000XCTL1, &val); | |
2013 | val &= ~MII_BNX2_SD_1000XCTL1_AUTODET; | |
2014 | val |= MII_BNX2_SD_1000XCTL1_FIBER; | |
2015 | bnx2_write_phy(bp, MII_BNX2_SERDES_DIG_1000XCTL1, val); | |
2016 | ||
2017 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_OVER1G); | |
2018 | bnx2_read_phy(bp, MII_BNX2_OVER1G_UP1, &val); | |
583c28e5 | 2019 | if (bp->phy_flags & BNX2_PHY_FLAG_2_5G_CAPABLE) |
27a005b8 MC |
2020 | val |= BCM5708S_UP1_2G5; |
2021 | else | |
2022 | val &= ~BCM5708S_UP1_2G5; | |
2023 | bnx2_write_phy(bp, MII_BNX2_OVER1G_UP1, val); | |
2024 | ||
2025 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_BAM_NXTPG); | |
2026 | bnx2_read_phy(bp, MII_BNX2_BAM_NXTPG_CTL, &val); | |
2027 | val |= MII_BNX2_NXTPG_CTL_T2 | MII_BNX2_NXTPG_CTL_BAM; | |
2028 | bnx2_write_phy(bp, MII_BNX2_BAM_NXTPG_CTL, val); | |
2029 | ||
2030 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_CL73_USERB0); | |
2031 | ||
2032 | val = MII_BNX2_CL73_BAM_EN | MII_BNX2_CL73_BAM_STA_MGR_EN | | |
2033 | MII_BNX2_CL73_BAM_NP_AFT_BP_EN; | |
2034 | bnx2_write_phy(bp, MII_BNX2_CL73_BAM_CTL1, val); | |
2035 | ||
2036 | bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_COMBO_IEEEB0); | |
2037 | ||
2038 | return 0; | |
2039 | } | |
2040 | ||
b6016b76 | 2041 | static int |
9a120bc5 | 2042 | bnx2_init_5708s_phy(struct bnx2 *bp, int reset_phy) |
5b0c76ad MC |
2043 | { |
2044 | u32 val; | |
2045 | ||
9a120bc5 MC |
2046 | if (reset_phy) |
2047 | bnx2_reset_phy(bp); | |
27a005b8 MC |
2048 | |
2049 | bp->mii_up1 = BCM5708S_UP1; | |
2050 | ||
5b0c76ad MC |
2051 | bnx2_write_phy(bp, BCM5708S_BLK_ADDR, BCM5708S_BLK_ADDR_DIG3); |
2052 | bnx2_write_phy(bp, BCM5708S_DIG_3_0, BCM5708S_DIG_3_0_USE_IEEE); | |
2053 | bnx2_write_phy(bp, BCM5708S_BLK_ADDR, BCM5708S_BLK_ADDR_DIG); | |
2054 | ||
2055 | bnx2_read_phy(bp, BCM5708S_1000X_CTL1, &val); | |
2056 | val |= BCM5708S_1000X_CTL1_FIBER_MODE | BCM5708S_1000X_CTL1_AUTODET_EN; | |
2057 | bnx2_write_phy(bp, BCM5708S_1000X_CTL1, val); | |
2058 | ||
2059 | bnx2_read_phy(bp, BCM5708S_1000X_CTL2, &val); | |
2060 | val |= BCM5708S_1000X_CTL2_PLLEL_DET_EN; | |
2061 | bnx2_write_phy(bp, BCM5708S_1000X_CTL2, val); | |
2062 | ||
583c28e5 | 2063 | if (bp->phy_flags & BNX2_PHY_FLAG_2_5G_CAPABLE) { |
5b0c76ad MC |
2064 | bnx2_read_phy(bp, BCM5708S_UP1, &val); |
2065 | val |= BCM5708S_UP1_2G5; | |
2066 | bnx2_write_phy(bp, BCM5708S_UP1, val); | |
2067 | } | |
2068 | ||
2069 | if ((CHIP_ID(bp) == CHIP_ID_5708_A0) || | |
dda1e390 MC |
2070 | (CHIP_ID(bp) == CHIP_ID_5708_B0) || |
2071 | (CHIP_ID(bp) == CHIP_ID_5708_B1)) { | |
5b0c76ad MC |
2072 | /* increase tx signal amplitude */ |
2073 | bnx2_write_phy(bp, BCM5708S_BLK_ADDR, | |
2074 | BCM5708S_BLK_ADDR_TX_MISC); | |
2075 | bnx2_read_phy(bp, BCM5708S_TX_ACTL1, &val); | |
2076 | val &= ~BCM5708S_TX_ACTL1_DRIVER_VCM; | |
2077 | bnx2_write_phy(bp, BCM5708S_TX_ACTL1, val); | |
2078 | bnx2_write_phy(bp, BCM5708S_BLK_ADDR, BCM5708S_BLK_ADDR_DIG); | |
2079 | } | |
2080 | ||
2726d6e1 | 2081 | val = bnx2_shmem_rd(bp, BNX2_PORT_HW_CFG_CONFIG) & |
5b0c76ad MC |
2082 | BNX2_PORT_HW_CFG_CFG_TXCTL3_MASK; |
2083 | ||
2084 | if (val) { | |
2085 | u32 is_backplane; | |
2086 | ||
2726d6e1 | 2087 | is_backplane = bnx2_shmem_rd(bp, BNX2_SHARED_HW_CFG_CONFIG); |
5b0c76ad MC |
2088 | if (is_backplane & BNX2_SHARED_HW_CFG_PHY_BACKPLANE) { |
2089 | bnx2_write_phy(bp, BCM5708S_BLK_ADDR, | |
2090 | BCM5708S_BLK_ADDR_TX_MISC); | |
2091 | bnx2_write_phy(bp, BCM5708S_TX_ACTL3, val); | |
2092 | bnx2_write_phy(bp, BCM5708S_BLK_ADDR, | |
2093 | BCM5708S_BLK_ADDR_DIG); | |
2094 | } | |
2095 | } | |
2096 | return 0; | |
2097 | } | |
2098 | ||
2099 | static int | |
9a120bc5 | 2100 | bnx2_init_5706s_phy(struct bnx2 *bp, int reset_phy) |
b6016b76 | 2101 | { |
9a120bc5 MC |
2102 | if (reset_phy) |
2103 | bnx2_reset_phy(bp); | |
27a005b8 | 2104 | |
583c28e5 | 2105 | bp->phy_flags &= ~BNX2_PHY_FLAG_PARALLEL_DETECT; |
b6016b76 | 2106 | |
59b47d8a MC |
2107 | if (CHIP_NUM(bp) == CHIP_NUM_5706) |
2108 | REG_WR(bp, BNX2_MISC_GP_HW_CTL0, 0x300); | |
b6016b76 MC |
2109 | |
2110 | if (bp->dev->mtu > 1500) { | |
2111 | u32 val; | |
2112 | ||
2113 | /* Set extended packet length bit */ | |
2114 | bnx2_write_phy(bp, 0x18, 0x7); | |
2115 | bnx2_read_phy(bp, 0x18, &val); | |
2116 | bnx2_write_phy(bp, 0x18, (val & 0xfff8) | 0x4000); | |
2117 | ||
2118 | bnx2_write_phy(bp, 0x1c, 0x6c00); | |
2119 | bnx2_read_phy(bp, 0x1c, &val); | |
2120 | bnx2_write_phy(bp, 0x1c, (val & 0x3ff) | 0xec02); | |
2121 | } | |
2122 | else { | |
2123 | u32 val; | |
2124 | ||
2125 | bnx2_write_phy(bp, 0x18, 0x7); | |
2126 | bnx2_read_phy(bp, 0x18, &val); | |
2127 | bnx2_write_phy(bp, 0x18, val & ~0x4007); | |
2128 | ||
2129 | bnx2_write_phy(bp, 0x1c, 0x6c00); | |
2130 | bnx2_read_phy(bp, 0x1c, &val); | |
2131 | bnx2_write_phy(bp, 0x1c, (val & 0x3fd) | 0xec00); | |
2132 | } | |
2133 | ||
2134 | return 0; | |
2135 | } | |
2136 | ||
2137 | static int | |
9a120bc5 | 2138 | bnx2_init_copper_phy(struct bnx2 *bp, int reset_phy) |
b6016b76 | 2139 | { |
5b0c76ad MC |
2140 | u32 val; |
2141 | ||
9a120bc5 MC |
2142 | if (reset_phy) |
2143 | bnx2_reset_phy(bp); | |
27a005b8 | 2144 | |
583c28e5 | 2145 | if (bp->phy_flags & BNX2_PHY_FLAG_CRC_FIX) { |
b6016b76 MC |
2146 | bnx2_write_phy(bp, 0x18, 0x0c00); |
2147 | bnx2_write_phy(bp, 0x17, 0x000a); | |
2148 | bnx2_write_phy(bp, 0x15, 0x310b); | |
2149 | bnx2_write_phy(bp, 0x17, 0x201f); | |
2150 | bnx2_write_phy(bp, 0x15, 0x9506); | |
2151 | bnx2_write_phy(bp, 0x17, 0x401f); | |
2152 | bnx2_write_phy(bp, 0x15, 0x14e2); | |
2153 | bnx2_write_phy(bp, 0x18, 0x0400); | |
2154 | } | |
2155 | ||
583c28e5 | 2156 | if (bp->phy_flags & BNX2_PHY_FLAG_DIS_EARLY_DAC) { |
b659f44e MC |
2157 | bnx2_write_phy(bp, MII_BNX2_DSP_ADDRESS, |
2158 | MII_BNX2_DSP_EXPAND_REG | 0x8); | |
2159 | bnx2_read_phy(bp, MII_BNX2_DSP_RW_PORT, &val); | |
2160 | val &= ~(1 << 8); | |
2161 | bnx2_write_phy(bp, MII_BNX2_DSP_RW_PORT, val); | |
2162 | } | |
2163 | ||
b6016b76 | 2164 | if (bp->dev->mtu > 1500) { |
b6016b76 MC |
2165 | /* Set extended packet length bit */ |
2166 | bnx2_write_phy(bp, 0x18, 0x7); | |
2167 | bnx2_read_phy(bp, 0x18, &val); | |
2168 | bnx2_write_phy(bp, 0x18, val | 0x4000); | |
2169 | ||
2170 | bnx2_read_phy(bp, 0x10, &val); | |
2171 | bnx2_write_phy(bp, 0x10, val | 0x1); | |
2172 | } | |
2173 | else { | |
b6016b76 MC |
2174 | bnx2_write_phy(bp, 0x18, 0x7); |
2175 | bnx2_read_phy(bp, 0x18, &val); | |
2176 | bnx2_write_phy(bp, 0x18, val & ~0x4007); | |
2177 | ||
2178 | bnx2_read_phy(bp, 0x10, &val); | |
2179 | bnx2_write_phy(bp, 0x10, val & ~0x1); | |
2180 | } | |
2181 | ||
5b0c76ad MC |
2182 | /* ethernet@wirespeed */ |
2183 | bnx2_write_phy(bp, 0x18, 0x7007); | |
2184 | bnx2_read_phy(bp, 0x18, &val); | |
2185 | bnx2_write_phy(bp, 0x18, val | (1 << 15) | (1 << 4)); | |
b6016b76 MC |
2186 | return 0; |
2187 | } | |
2188 | ||
2189 | ||
2190 | static int | |
9a120bc5 | 2191 | bnx2_init_phy(struct bnx2 *bp, int reset_phy) |
52d07b1f HH |
2192 | __releases(&bp->phy_lock) |
2193 | __acquires(&bp->phy_lock) | |
b6016b76 MC |
2194 | { |
2195 | u32 val; | |
2196 | int rc = 0; | |
2197 | ||
583c28e5 MC |
2198 | bp->phy_flags &= ~BNX2_PHY_FLAG_INT_MODE_MASK; |
2199 | bp->phy_flags |= BNX2_PHY_FLAG_INT_MODE_LINK_READY; | |
b6016b76 | 2200 | |
ca58c3af MC |
2201 | bp->mii_bmcr = MII_BMCR; |
2202 | bp->mii_bmsr = MII_BMSR; | |
27a005b8 | 2203 | bp->mii_bmsr1 = MII_BMSR; |
ca58c3af MC |
2204 | bp->mii_adv = MII_ADVERTISE; |
2205 | bp->mii_lpa = MII_LPA; | |
2206 | ||
b6016b76 MC |
2207 | REG_WR(bp, BNX2_EMAC_ATTENTION_ENA, BNX2_EMAC_ATTENTION_ENA_LINK); |
2208 | ||
583c28e5 | 2209 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) |
0d8a6571 MC |
2210 | goto setup_phy; |
2211 | ||
b6016b76 MC |
2212 | bnx2_read_phy(bp, MII_PHYSID1, &val); |
2213 | bp->phy_id = val << 16; | |
2214 | bnx2_read_phy(bp, MII_PHYSID2, &val); | |
2215 | bp->phy_id |= val & 0xffff; | |
2216 | ||
583c28e5 | 2217 | if (bp->phy_flags & BNX2_PHY_FLAG_SERDES) { |
5b0c76ad | 2218 | if (CHIP_NUM(bp) == CHIP_NUM_5706) |
9a120bc5 | 2219 | rc = bnx2_init_5706s_phy(bp, reset_phy); |
5b0c76ad | 2220 | else if (CHIP_NUM(bp) == CHIP_NUM_5708) |
9a120bc5 | 2221 | rc = bnx2_init_5708s_phy(bp, reset_phy); |
27a005b8 | 2222 | else if (CHIP_NUM(bp) == CHIP_NUM_5709) |
9a120bc5 | 2223 | rc = bnx2_init_5709s_phy(bp, reset_phy); |
b6016b76 MC |
2224 | } |
2225 | else { | |
9a120bc5 | 2226 | rc = bnx2_init_copper_phy(bp, reset_phy); |
b6016b76 MC |
2227 | } |
2228 | ||
0d8a6571 MC |
2229 | setup_phy: |
2230 | if (!rc) | |
2231 | rc = bnx2_setup_phy(bp, bp->phy_port); | |
b6016b76 MC |
2232 | |
2233 | return rc; | |
2234 | } | |
2235 | ||
2236 | static int | |
2237 | bnx2_set_mac_loopback(struct bnx2 *bp) | |
2238 | { | |
2239 | u32 mac_mode; | |
2240 | ||
2241 | mac_mode = REG_RD(bp, BNX2_EMAC_MODE); | |
2242 | mac_mode &= ~BNX2_EMAC_MODE_PORT; | |
2243 | mac_mode |= BNX2_EMAC_MODE_MAC_LOOP | BNX2_EMAC_MODE_FORCE_LINK; | |
2244 | REG_WR(bp, BNX2_EMAC_MODE, mac_mode); | |
2245 | bp->link_up = 1; | |
2246 | return 0; | |
2247 | } | |
2248 | ||
bc5a0690 MC |
2249 | static int bnx2_test_link(struct bnx2 *); |
2250 | ||
2251 | static int | |
2252 | bnx2_set_phy_loopback(struct bnx2 *bp) | |
2253 | { | |
2254 | u32 mac_mode; | |
2255 | int rc, i; | |
2256 | ||
2257 | spin_lock_bh(&bp->phy_lock); | |
ca58c3af | 2258 | rc = bnx2_write_phy(bp, bp->mii_bmcr, BMCR_LOOPBACK | BMCR_FULLDPLX | |
bc5a0690 MC |
2259 | BMCR_SPEED1000); |
2260 | spin_unlock_bh(&bp->phy_lock); | |
2261 | if (rc) | |
2262 | return rc; | |
2263 | ||
2264 | for (i = 0; i < 10; i++) { | |
2265 | if (bnx2_test_link(bp) == 0) | |
2266 | break; | |
80be4434 | 2267 | msleep(100); |
bc5a0690 MC |
2268 | } |
2269 | ||
2270 | mac_mode = REG_RD(bp, BNX2_EMAC_MODE); | |
2271 | mac_mode &= ~(BNX2_EMAC_MODE_PORT | BNX2_EMAC_MODE_HALF_DUPLEX | | |
2272 | BNX2_EMAC_MODE_MAC_LOOP | BNX2_EMAC_MODE_FORCE_LINK | | |
59b47d8a | 2273 | BNX2_EMAC_MODE_25G_MODE); |
bc5a0690 MC |
2274 | |
2275 | mac_mode |= BNX2_EMAC_MODE_PORT_GMII; | |
2276 | REG_WR(bp, BNX2_EMAC_MODE, mac_mode); | |
2277 | bp->link_up = 1; | |
2278 | return 0; | |
2279 | } | |
2280 | ||
b6016b76 | 2281 | static int |
a2f13890 | 2282 | bnx2_fw_sync(struct bnx2 *bp, u32 msg_data, int ack, int silent) |
b6016b76 MC |
2283 | { |
2284 | int i; | |
2285 | u32 val; | |
2286 | ||
b6016b76 MC |
2287 | bp->fw_wr_seq++; |
2288 | msg_data |= bp->fw_wr_seq; | |
2289 | ||
2726d6e1 | 2290 | bnx2_shmem_wr(bp, BNX2_DRV_MB, msg_data); |
b6016b76 | 2291 | |
a2f13890 MC |
2292 | if (!ack) |
2293 | return 0; | |
2294 | ||
b6016b76 | 2295 | /* wait for an acknowledgement. */ |
40105c0b | 2296 | for (i = 0; i < (BNX2_FW_ACK_TIME_OUT_MS / 10); i++) { |
b090ae2b | 2297 | msleep(10); |
b6016b76 | 2298 | |
2726d6e1 | 2299 | val = bnx2_shmem_rd(bp, BNX2_FW_MB); |
b6016b76 MC |
2300 | |
2301 | if ((val & BNX2_FW_MSG_ACK) == (msg_data & BNX2_DRV_MSG_SEQ)) | |
2302 | break; | |
2303 | } | |
b090ae2b MC |
2304 | if ((msg_data & BNX2_DRV_MSG_DATA) == BNX2_DRV_MSG_DATA_WAIT0) |
2305 | return 0; | |
b6016b76 MC |
2306 | |
2307 | /* If we timed out, inform the firmware that this is the case. */ | |
b090ae2b MC |
2308 | if ((val & BNX2_FW_MSG_ACK) != (msg_data & BNX2_DRV_MSG_SEQ)) { |
2309 | if (!silent) | |
2310 | printk(KERN_ERR PFX "fw sync timeout, reset code = " | |
2311 | "%x\n", msg_data); | |
b6016b76 MC |
2312 | |
2313 | msg_data &= ~BNX2_DRV_MSG_CODE; | |
2314 | msg_data |= BNX2_DRV_MSG_CODE_FW_TIMEOUT; | |
2315 | ||
2726d6e1 | 2316 | bnx2_shmem_wr(bp, BNX2_DRV_MB, msg_data); |
b6016b76 | 2317 | |
b6016b76 MC |
2318 | return -EBUSY; |
2319 | } | |
2320 | ||
b090ae2b MC |
2321 | if ((val & BNX2_FW_MSG_STATUS_MASK) != BNX2_FW_MSG_STATUS_OK) |
2322 | return -EIO; | |
2323 | ||
b6016b76 MC |
2324 | return 0; |
2325 | } | |
2326 | ||
59b47d8a MC |
2327 | static int |
2328 | bnx2_init_5709_context(struct bnx2 *bp) | |
2329 | { | |
2330 | int i, ret = 0; | |
2331 | u32 val; | |
2332 | ||
2333 | val = BNX2_CTX_COMMAND_ENABLED | BNX2_CTX_COMMAND_MEM_INIT | (1 << 12); | |
2334 | val |= (BCM_PAGE_BITS - 8) << 16; | |
2335 | REG_WR(bp, BNX2_CTX_COMMAND, val); | |
641bdcd5 MC |
2336 | for (i = 0; i < 10; i++) { |
2337 | val = REG_RD(bp, BNX2_CTX_COMMAND); | |
2338 | if (!(val & BNX2_CTX_COMMAND_MEM_INIT)) | |
2339 | break; | |
2340 | udelay(2); | |
2341 | } | |
2342 | if (val & BNX2_CTX_COMMAND_MEM_INIT) | |
2343 | return -EBUSY; | |
2344 | ||
59b47d8a MC |
2345 | for (i = 0; i < bp->ctx_pages; i++) { |
2346 | int j; | |
2347 | ||
352f7687 MC |
2348 | if (bp->ctx_blk[i]) |
2349 | memset(bp->ctx_blk[i], 0, BCM_PAGE_SIZE); | |
2350 | else | |
2351 | return -ENOMEM; | |
2352 | ||
59b47d8a MC |
2353 | REG_WR(bp, BNX2_CTX_HOST_PAGE_TBL_DATA0, |
2354 | (bp->ctx_blk_mapping[i] & 0xffffffff) | | |
2355 | BNX2_CTX_HOST_PAGE_TBL_DATA0_VALID); | |
2356 | REG_WR(bp, BNX2_CTX_HOST_PAGE_TBL_DATA1, | |
2357 | (u64) bp->ctx_blk_mapping[i] >> 32); | |
2358 | REG_WR(bp, BNX2_CTX_HOST_PAGE_TBL_CTRL, i | | |
2359 | BNX2_CTX_HOST_PAGE_TBL_CTRL_WRITE_REQ); | |
2360 | for (j = 0; j < 10; j++) { | |
2361 | ||
2362 | val = REG_RD(bp, BNX2_CTX_HOST_PAGE_TBL_CTRL); | |
2363 | if (!(val & BNX2_CTX_HOST_PAGE_TBL_CTRL_WRITE_REQ)) | |
2364 | break; | |
2365 | udelay(5); | |
2366 | } | |
2367 | if (val & BNX2_CTX_HOST_PAGE_TBL_CTRL_WRITE_REQ) { | |
2368 | ret = -EBUSY; | |
2369 | break; | |
2370 | } | |
2371 | } | |
2372 | return ret; | |
2373 | } | |
2374 | ||
b6016b76 MC |
2375 | static void |
2376 | bnx2_init_context(struct bnx2 *bp) | |
2377 | { | |
2378 | u32 vcid; | |
2379 | ||
2380 | vcid = 96; | |
2381 | while (vcid) { | |
2382 | u32 vcid_addr, pcid_addr, offset; | |
7947b20e | 2383 | int i; |
b6016b76 MC |
2384 | |
2385 | vcid--; | |
2386 | ||
2387 | if (CHIP_ID(bp) == CHIP_ID_5706_A0) { | |
2388 | u32 new_vcid; | |
2389 | ||
2390 | vcid_addr = GET_PCID_ADDR(vcid); | |
2391 | if (vcid & 0x8) { | |
2392 | new_vcid = 0x60 + (vcid & 0xf0) + (vcid & 0x7); | |
2393 | } | |
2394 | else { | |
2395 | new_vcid = vcid; | |
2396 | } | |
2397 | pcid_addr = GET_PCID_ADDR(new_vcid); | |
2398 | } | |
2399 | else { | |
2400 | vcid_addr = GET_CID_ADDR(vcid); | |
2401 | pcid_addr = vcid_addr; | |
2402 | } | |
2403 | ||
7947b20e MC |
2404 | for (i = 0; i < (CTX_SIZE / PHY_CTX_SIZE); i++) { |
2405 | vcid_addr += (i << PHY_CTX_SHIFT); | |
2406 | pcid_addr += (i << PHY_CTX_SHIFT); | |
b6016b76 | 2407 | |
5d5d0015 | 2408 | REG_WR(bp, BNX2_CTX_VIRT_ADDR, vcid_addr); |
7947b20e | 2409 | REG_WR(bp, BNX2_CTX_PAGE_TBL, pcid_addr); |
b6016b76 | 2410 | |
7947b20e MC |
2411 | /* Zero out the context. */ |
2412 | for (offset = 0; offset < PHY_CTX_SIZE; offset += 4) | |
62a8313c | 2413 | bnx2_ctx_wr(bp, vcid_addr, offset, 0); |
7947b20e | 2414 | } |
b6016b76 MC |
2415 | } |
2416 | } | |
2417 | ||
2418 | static int | |
2419 | bnx2_alloc_bad_rbuf(struct bnx2 *bp) | |
2420 | { | |
2421 | u16 *good_mbuf; | |
2422 | u32 good_mbuf_cnt; | |
2423 | u32 val; | |
2424 | ||
2425 | good_mbuf = kmalloc(512 * sizeof(u16), GFP_KERNEL); | |
2426 | if (good_mbuf == NULL) { | |
2427 | printk(KERN_ERR PFX "Failed to allocate memory in " | |
2428 | "bnx2_alloc_bad_rbuf\n"); | |
2429 | return -ENOMEM; | |
2430 | } | |
2431 | ||
2432 | REG_WR(bp, BNX2_MISC_ENABLE_SET_BITS, | |
2433 | BNX2_MISC_ENABLE_SET_BITS_RX_MBUF_ENABLE); | |
2434 | ||
2435 | good_mbuf_cnt = 0; | |
2436 | ||
2437 | /* Allocate a bunch of mbufs and save the good ones in an array. */ | |
2726d6e1 | 2438 | val = bnx2_reg_rd_ind(bp, BNX2_RBUF_STATUS1); |
b6016b76 | 2439 | while (val & BNX2_RBUF_STATUS1_FREE_COUNT) { |
2726d6e1 MC |
2440 | bnx2_reg_wr_ind(bp, BNX2_RBUF_COMMAND, |
2441 | BNX2_RBUF_COMMAND_ALLOC_REQ); | |
b6016b76 | 2442 | |
2726d6e1 | 2443 | val = bnx2_reg_rd_ind(bp, BNX2_RBUF_FW_BUF_ALLOC); |
b6016b76 MC |
2444 | |
2445 | val &= BNX2_RBUF_FW_BUF_ALLOC_VALUE; | |
2446 | ||
2447 | /* The addresses with Bit 9 set are bad memory blocks. */ | |
2448 | if (!(val & (1 << 9))) { | |
2449 | good_mbuf[good_mbuf_cnt] = (u16) val; | |
2450 | good_mbuf_cnt++; | |
2451 | } | |
2452 | ||
2726d6e1 | 2453 | val = bnx2_reg_rd_ind(bp, BNX2_RBUF_STATUS1); |
b6016b76 MC |
2454 | } |
2455 | ||
2456 | /* Free the good ones back to the mbuf pool thus discarding | |
2457 | * all the bad ones. */ | |
2458 | while (good_mbuf_cnt) { | |
2459 | good_mbuf_cnt--; | |
2460 | ||
2461 | val = good_mbuf[good_mbuf_cnt]; | |
2462 | val = (val << 9) | val | 1; | |
2463 | ||
2726d6e1 | 2464 | bnx2_reg_wr_ind(bp, BNX2_RBUF_FW_BUF_FREE, val); |
b6016b76 MC |
2465 | } |
2466 | kfree(good_mbuf); | |
2467 | return 0; | |
2468 | } | |
2469 | ||
2470 | static void | |
5fcaed01 | 2471 | bnx2_set_mac_addr(struct bnx2 *bp, u8 *mac_addr, u32 pos) |
b6016b76 MC |
2472 | { |
2473 | u32 val; | |
b6016b76 MC |
2474 | |
2475 | val = (mac_addr[0] << 8) | mac_addr[1]; | |
2476 | ||
5fcaed01 | 2477 | REG_WR(bp, BNX2_EMAC_MAC_MATCH0 + (pos * 8), val); |
b6016b76 | 2478 | |
6aa20a22 | 2479 | val = (mac_addr[2] << 24) | (mac_addr[3] << 16) | |
b6016b76 MC |
2480 | (mac_addr[4] << 8) | mac_addr[5]; |
2481 | ||
5fcaed01 | 2482 | REG_WR(bp, BNX2_EMAC_MAC_MATCH1 + (pos * 8), val); |
b6016b76 MC |
2483 | } |
2484 | ||
47bf4246 | 2485 | static inline int |
bb4f98ab | 2486 | bnx2_alloc_rx_page(struct bnx2 *bp, struct bnx2_rx_ring_info *rxr, u16 index) |
47bf4246 MC |
2487 | { |
2488 | dma_addr_t mapping; | |
bb4f98ab | 2489 | struct sw_pg *rx_pg = &rxr->rx_pg_ring[index]; |
47bf4246 | 2490 | struct rx_bd *rxbd = |
bb4f98ab | 2491 | &rxr->rx_pg_desc_ring[RX_RING(index)][RX_IDX(index)]; |
47bf4246 MC |
2492 | struct page *page = alloc_page(GFP_ATOMIC); |
2493 | ||
2494 | if (!page) | |
2495 | return -ENOMEM; | |
2496 | mapping = pci_map_page(bp->pdev, page, 0, PAGE_SIZE, | |
2497 | PCI_DMA_FROMDEVICE); | |
3d16af86 BL |
2498 | if (pci_dma_mapping_error(bp->pdev, mapping)) { |
2499 | __free_page(page); | |
2500 | return -EIO; | |
2501 | } | |
2502 | ||
47bf4246 MC |
2503 | rx_pg->page = page; |
2504 | pci_unmap_addr_set(rx_pg, mapping, mapping); | |
2505 | rxbd->rx_bd_haddr_hi = (u64) mapping >> 32; | |
2506 | rxbd->rx_bd_haddr_lo = (u64) mapping & 0xffffffff; | |
2507 | return 0; | |
2508 | } | |
2509 | ||
2510 | static void | |
bb4f98ab | 2511 | bnx2_free_rx_page(struct bnx2 *bp, struct bnx2_rx_ring_info *rxr, u16 index) |
47bf4246 | 2512 | { |
bb4f98ab | 2513 | struct sw_pg *rx_pg = &rxr->rx_pg_ring[index]; |
47bf4246 MC |
2514 | struct page *page = rx_pg->page; |
2515 | ||
2516 | if (!page) | |
2517 | return; | |
2518 | ||
2519 | pci_unmap_page(bp->pdev, pci_unmap_addr(rx_pg, mapping), PAGE_SIZE, | |
2520 | PCI_DMA_FROMDEVICE); | |
2521 | ||
2522 | __free_page(page); | |
2523 | rx_pg->page = NULL; | |
2524 | } | |
2525 | ||
b6016b76 | 2526 | static inline int |
bb4f98ab | 2527 | bnx2_alloc_rx_skb(struct bnx2 *bp, struct bnx2_rx_ring_info *rxr, u16 index) |
b6016b76 MC |
2528 | { |
2529 | struct sk_buff *skb; | |
bb4f98ab | 2530 | struct sw_bd *rx_buf = &rxr->rx_buf_ring[index]; |
b6016b76 | 2531 | dma_addr_t mapping; |
bb4f98ab | 2532 | struct rx_bd *rxbd = &rxr->rx_desc_ring[RX_RING(index)][RX_IDX(index)]; |
b6016b76 MC |
2533 | unsigned long align; |
2534 | ||
932f3772 | 2535 | skb = netdev_alloc_skb(bp->dev, bp->rx_buf_size); |
b6016b76 MC |
2536 | if (skb == NULL) { |
2537 | return -ENOMEM; | |
2538 | } | |
2539 | ||
59b47d8a MC |
2540 | if (unlikely((align = (unsigned long) skb->data & (BNX2_RX_ALIGN - 1)))) |
2541 | skb_reserve(skb, BNX2_RX_ALIGN - align); | |
b6016b76 | 2542 | |
b6016b76 MC |
2543 | mapping = pci_map_single(bp->pdev, skb->data, bp->rx_buf_use_size, |
2544 | PCI_DMA_FROMDEVICE); | |
3d16af86 BL |
2545 | if (pci_dma_mapping_error(bp->pdev, mapping)) { |
2546 | dev_kfree_skb(skb); | |
2547 | return -EIO; | |
2548 | } | |
b6016b76 MC |
2549 | |
2550 | rx_buf->skb = skb; | |
2551 | pci_unmap_addr_set(rx_buf, mapping, mapping); | |
2552 | ||
2553 | rxbd->rx_bd_haddr_hi = (u64) mapping >> 32; | |
2554 | rxbd->rx_bd_haddr_lo = (u64) mapping & 0xffffffff; | |
2555 | ||
bb4f98ab | 2556 | rxr->rx_prod_bseq += bp->rx_buf_use_size; |
b6016b76 MC |
2557 | |
2558 | return 0; | |
2559 | } | |
2560 | ||
da3e4fbe | 2561 | static int |
35efa7c1 | 2562 | bnx2_phy_event_is_set(struct bnx2 *bp, struct bnx2_napi *bnapi, u32 event) |
b6016b76 | 2563 | { |
43e80b89 | 2564 | struct status_block *sblk = bnapi->status_blk.msi; |
b6016b76 | 2565 | u32 new_link_state, old_link_state; |
da3e4fbe | 2566 | int is_set = 1; |
b6016b76 | 2567 | |
da3e4fbe MC |
2568 | new_link_state = sblk->status_attn_bits & event; |
2569 | old_link_state = sblk->status_attn_bits_ack & event; | |
b6016b76 | 2570 | if (new_link_state != old_link_state) { |
da3e4fbe MC |
2571 | if (new_link_state) |
2572 | REG_WR(bp, BNX2_PCICFG_STATUS_BIT_SET_CMD, event); | |
2573 | else | |
2574 | REG_WR(bp, BNX2_PCICFG_STATUS_BIT_CLEAR_CMD, event); | |
2575 | } else | |
2576 | is_set = 0; | |
2577 | ||
2578 | return is_set; | |
2579 | } | |
2580 | ||
2581 | static void | |
35efa7c1 | 2582 | bnx2_phy_int(struct bnx2 *bp, struct bnx2_napi *bnapi) |
da3e4fbe | 2583 | { |
74ecc62d MC |
2584 | spin_lock(&bp->phy_lock); |
2585 | ||
2586 | if (bnx2_phy_event_is_set(bp, bnapi, STATUS_ATTN_BITS_LINK_STATE)) | |
b6016b76 | 2587 | bnx2_set_link(bp); |
35efa7c1 | 2588 | if (bnx2_phy_event_is_set(bp, bnapi, STATUS_ATTN_BITS_TIMER_ABORT)) |
0d8a6571 MC |
2589 | bnx2_set_remote_link(bp); |
2590 | ||
74ecc62d MC |
2591 | spin_unlock(&bp->phy_lock); |
2592 | ||
b6016b76 MC |
2593 | } |
2594 | ||
ead7270b | 2595 | static inline u16 |
35efa7c1 | 2596 | bnx2_get_hw_tx_cons(struct bnx2_napi *bnapi) |
ead7270b MC |
2597 | { |
2598 | u16 cons; | |
2599 | ||
43e80b89 MC |
2600 | /* Tell compiler that status block fields can change. */ |
2601 | barrier(); | |
2602 | cons = *bnapi->hw_tx_cons_ptr; | |
581daf7e | 2603 | barrier(); |
ead7270b MC |
2604 | if (unlikely((cons & MAX_TX_DESC_CNT) == MAX_TX_DESC_CNT)) |
2605 | cons++; | |
2606 | return cons; | |
2607 | } | |
2608 | ||
57851d84 MC |
2609 | static int |
2610 | bnx2_tx_int(struct bnx2 *bp, struct bnx2_napi *bnapi, int budget) | |
b6016b76 | 2611 | { |
35e9010b | 2612 | struct bnx2_tx_ring_info *txr = &bnapi->tx_ring; |
b6016b76 | 2613 | u16 hw_cons, sw_cons, sw_ring_cons; |
706bf240 BL |
2614 | int tx_pkt = 0, index; |
2615 | struct netdev_queue *txq; | |
2616 | ||
2617 | index = (bnapi - bp->bnx2_napi); | |
2618 | txq = netdev_get_tx_queue(bp->dev, index); | |
b6016b76 | 2619 | |
35efa7c1 | 2620 | hw_cons = bnx2_get_hw_tx_cons(bnapi); |
35e9010b | 2621 | sw_cons = txr->tx_cons; |
b6016b76 MC |
2622 | |
2623 | while (sw_cons != hw_cons) { | |
3d16af86 | 2624 | struct sw_tx_bd *tx_buf; |
b6016b76 MC |
2625 | struct sk_buff *skb; |
2626 | int i, last; | |
2627 | ||
2628 | sw_ring_cons = TX_RING_IDX(sw_cons); | |
2629 | ||
35e9010b | 2630 | tx_buf = &txr->tx_buf_ring[sw_ring_cons]; |
b6016b76 | 2631 | skb = tx_buf->skb; |
1d39ed56 | 2632 | |
d62fda08 ED |
2633 | /* prefetch skb_end_pointer() to speedup skb_shinfo(skb) */ |
2634 | prefetch(&skb->end); | |
2635 | ||
b6016b76 | 2636 | /* partial BD completions possible with TSO packets */ |
d62fda08 | 2637 | if (tx_buf->is_gso) { |
b6016b76 MC |
2638 | u16 last_idx, last_ring_idx; |
2639 | ||
d62fda08 ED |
2640 | last_idx = sw_cons + tx_buf->nr_frags + 1; |
2641 | last_ring_idx = sw_ring_cons + tx_buf->nr_frags + 1; | |
b6016b76 MC |
2642 | if (unlikely(last_ring_idx >= MAX_TX_DESC_CNT)) { |
2643 | last_idx++; | |
2644 | } | |
2645 | if (((s16) ((s16) last_idx - (s16) hw_cons)) > 0) { | |
2646 | break; | |
2647 | } | |
2648 | } | |
1d39ed56 | 2649 | |
3d16af86 | 2650 | skb_dma_unmap(&bp->pdev->dev, skb, DMA_TO_DEVICE); |
b6016b76 MC |
2651 | |
2652 | tx_buf->skb = NULL; | |
d62fda08 | 2653 | last = tx_buf->nr_frags; |
b6016b76 MC |
2654 | |
2655 | for (i = 0; i < last; i++) { | |
2656 | sw_cons = NEXT_TX_BD(sw_cons); | |
b6016b76 MC |
2657 | } |
2658 | ||
2659 | sw_cons = NEXT_TX_BD(sw_cons); | |
2660 | ||
745720e5 | 2661 | dev_kfree_skb(skb); |
57851d84 MC |
2662 | tx_pkt++; |
2663 | if (tx_pkt == budget) | |
2664 | break; | |
b6016b76 | 2665 | |
d62fda08 ED |
2666 | if (hw_cons == sw_cons) |
2667 | hw_cons = bnx2_get_hw_tx_cons(bnapi); | |
b6016b76 MC |
2668 | } |
2669 | ||
35e9010b MC |
2670 | txr->hw_tx_cons = hw_cons; |
2671 | txr->tx_cons = sw_cons; | |
706bf240 | 2672 | |
2f8af120 | 2673 | /* Need to make the tx_cons update visible to bnx2_start_xmit() |
706bf240 | 2674 | * before checking for netif_tx_queue_stopped(). Without the |
2f8af120 MC |
2675 | * memory barrier, there is a small possibility that bnx2_start_xmit() |
2676 | * will miss it and cause the queue to be stopped forever. | |
2677 | */ | |
2678 | smp_mb(); | |
b6016b76 | 2679 | |
706bf240 | 2680 | if (unlikely(netif_tx_queue_stopped(txq)) && |
35e9010b | 2681 | (bnx2_tx_avail(bp, txr) > bp->tx_wake_thresh)) { |
706bf240 BL |
2682 | __netif_tx_lock(txq, smp_processor_id()); |
2683 | if ((netif_tx_queue_stopped(txq)) && | |
35e9010b | 2684 | (bnx2_tx_avail(bp, txr) > bp->tx_wake_thresh)) |
706bf240 BL |
2685 | netif_tx_wake_queue(txq); |
2686 | __netif_tx_unlock(txq); | |
b6016b76 | 2687 | } |
706bf240 | 2688 | |
57851d84 | 2689 | return tx_pkt; |
b6016b76 MC |
2690 | } |
2691 | ||
1db82f2a | 2692 | static void |
bb4f98ab | 2693 | bnx2_reuse_rx_skb_pages(struct bnx2 *bp, struct bnx2_rx_ring_info *rxr, |
a1f60190 | 2694 | struct sk_buff *skb, int count) |
1db82f2a MC |
2695 | { |
2696 | struct sw_pg *cons_rx_pg, *prod_rx_pg; | |
2697 | struct rx_bd *cons_bd, *prod_bd; | |
1db82f2a | 2698 | int i; |
3d16af86 | 2699 | u16 hw_prod, prod; |
bb4f98ab | 2700 | u16 cons = rxr->rx_pg_cons; |
1db82f2a | 2701 | |
3d16af86 BL |
2702 | cons_rx_pg = &rxr->rx_pg_ring[cons]; |
2703 | ||
2704 | /* The caller was unable to allocate a new page to replace the | |
2705 | * last one in the frags array, so we need to recycle that page | |
2706 | * and then free the skb. | |
2707 | */ | |
2708 | if (skb) { | |
2709 | struct page *page; | |
2710 | struct skb_shared_info *shinfo; | |
2711 | ||
2712 | shinfo = skb_shinfo(skb); | |
2713 | shinfo->nr_frags--; | |
2714 | page = shinfo->frags[shinfo->nr_frags].page; | |
2715 | shinfo->frags[shinfo->nr_frags].page = NULL; | |
2716 | ||
2717 | cons_rx_pg->page = page; | |
2718 | dev_kfree_skb(skb); | |
2719 | } | |
2720 | ||
2721 | hw_prod = rxr->rx_pg_prod; | |
2722 | ||
1db82f2a MC |
2723 | for (i = 0; i < count; i++) { |
2724 | prod = RX_PG_RING_IDX(hw_prod); | |
2725 | ||
bb4f98ab MC |
2726 | prod_rx_pg = &rxr->rx_pg_ring[prod]; |
2727 | cons_rx_pg = &rxr->rx_pg_ring[cons]; | |
2728 | cons_bd = &rxr->rx_pg_desc_ring[RX_RING(cons)][RX_IDX(cons)]; | |
2729 | prod_bd = &rxr->rx_pg_desc_ring[RX_RING(prod)][RX_IDX(prod)]; | |
1db82f2a | 2730 | |
1db82f2a MC |
2731 | if (prod != cons) { |
2732 | prod_rx_pg->page = cons_rx_pg->page; | |
2733 | cons_rx_pg->page = NULL; | |
2734 | pci_unmap_addr_set(prod_rx_pg, mapping, | |
2735 | pci_unmap_addr(cons_rx_pg, mapping)); | |
2736 | ||
2737 | prod_bd->rx_bd_haddr_hi = cons_bd->rx_bd_haddr_hi; | |
2738 | prod_bd->rx_bd_haddr_lo = cons_bd->rx_bd_haddr_lo; | |
2739 | ||
2740 | } | |
2741 | cons = RX_PG_RING_IDX(NEXT_RX_BD(cons)); | |
2742 | hw_prod = NEXT_RX_BD(hw_prod); | |
2743 | } | |
bb4f98ab MC |
2744 | rxr->rx_pg_prod = hw_prod; |
2745 | rxr->rx_pg_cons = cons; | |
1db82f2a MC |
2746 | } |
2747 | ||
b6016b76 | 2748 | static inline void |
bb4f98ab MC |
2749 | bnx2_reuse_rx_skb(struct bnx2 *bp, struct bnx2_rx_ring_info *rxr, |
2750 | struct sk_buff *skb, u16 cons, u16 prod) | |
b6016b76 | 2751 | { |
236b6394 MC |
2752 | struct sw_bd *cons_rx_buf, *prod_rx_buf; |
2753 | struct rx_bd *cons_bd, *prod_bd; | |
2754 | ||
bb4f98ab MC |
2755 | cons_rx_buf = &rxr->rx_buf_ring[cons]; |
2756 | prod_rx_buf = &rxr->rx_buf_ring[prod]; | |
b6016b76 MC |
2757 | |
2758 | pci_dma_sync_single_for_device(bp->pdev, | |
2759 | pci_unmap_addr(cons_rx_buf, mapping), | |
601d3d18 | 2760 | BNX2_RX_OFFSET + BNX2_RX_COPY_THRESH, PCI_DMA_FROMDEVICE); |
b6016b76 | 2761 | |
bb4f98ab | 2762 | rxr->rx_prod_bseq += bp->rx_buf_use_size; |
b6016b76 | 2763 | |
236b6394 | 2764 | prod_rx_buf->skb = skb; |
b6016b76 | 2765 | |
236b6394 MC |
2766 | if (cons == prod) |
2767 | return; | |
b6016b76 | 2768 | |
236b6394 MC |
2769 | pci_unmap_addr_set(prod_rx_buf, mapping, |
2770 | pci_unmap_addr(cons_rx_buf, mapping)); | |
2771 | ||
bb4f98ab MC |
2772 | cons_bd = &rxr->rx_desc_ring[RX_RING(cons)][RX_IDX(cons)]; |
2773 | prod_bd = &rxr->rx_desc_ring[RX_RING(prod)][RX_IDX(prod)]; | |
236b6394 MC |
2774 | prod_bd->rx_bd_haddr_hi = cons_bd->rx_bd_haddr_hi; |
2775 | prod_bd->rx_bd_haddr_lo = cons_bd->rx_bd_haddr_lo; | |
b6016b76 MC |
2776 | } |
2777 | ||
85833c62 | 2778 | static int |
bb4f98ab | 2779 | bnx2_rx_skb(struct bnx2 *bp, struct bnx2_rx_ring_info *rxr, struct sk_buff *skb, |
a1f60190 MC |
2780 | unsigned int len, unsigned int hdr_len, dma_addr_t dma_addr, |
2781 | u32 ring_idx) | |
85833c62 MC |
2782 | { |
2783 | int err; | |
2784 | u16 prod = ring_idx & 0xffff; | |
2785 | ||
bb4f98ab | 2786 | err = bnx2_alloc_rx_skb(bp, rxr, prod); |
85833c62 | 2787 | if (unlikely(err)) { |
bb4f98ab | 2788 | bnx2_reuse_rx_skb(bp, rxr, skb, (u16) (ring_idx >> 16), prod); |
1db82f2a MC |
2789 | if (hdr_len) { |
2790 | unsigned int raw_len = len + 4; | |
2791 | int pages = PAGE_ALIGN(raw_len - hdr_len) >> PAGE_SHIFT; | |
2792 | ||
bb4f98ab | 2793 | bnx2_reuse_rx_skb_pages(bp, rxr, NULL, pages); |
1db82f2a | 2794 | } |
85833c62 MC |
2795 | return err; |
2796 | } | |
2797 | ||
d89cb6af | 2798 | skb_reserve(skb, BNX2_RX_OFFSET); |
85833c62 MC |
2799 | pci_unmap_single(bp->pdev, dma_addr, bp->rx_buf_use_size, |
2800 | PCI_DMA_FROMDEVICE); | |
2801 | ||
1db82f2a MC |
2802 | if (hdr_len == 0) { |
2803 | skb_put(skb, len); | |
2804 | return 0; | |
2805 | } else { | |
2806 | unsigned int i, frag_len, frag_size, pages; | |
2807 | struct sw_pg *rx_pg; | |
bb4f98ab MC |
2808 | u16 pg_cons = rxr->rx_pg_cons; |
2809 | u16 pg_prod = rxr->rx_pg_prod; | |
1db82f2a MC |
2810 | |
2811 | frag_size = len + 4 - hdr_len; | |
2812 | pages = PAGE_ALIGN(frag_size) >> PAGE_SHIFT; | |
2813 | skb_put(skb, hdr_len); | |
2814 | ||
2815 | for (i = 0; i < pages; i++) { | |
3d16af86 BL |
2816 | dma_addr_t mapping_old; |
2817 | ||
1db82f2a MC |
2818 | frag_len = min(frag_size, (unsigned int) PAGE_SIZE); |
2819 | if (unlikely(frag_len <= 4)) { | |
2820 | unsigned int tail = 4 - frag_len; | |
2821 | ||
bb4f98ab MC |
2822 | rxr->rx_pg_cons = pg_cons; |
2823 | rxr->rx_pg_prod = pg_prod; | |
2824 | bnx2_reuse_rx_skb_pages(bp, rxr, NULL, | |
a1f60190 | 2825 | pages - i); |
1db82f2a MC |
2826 | skb->len -= tail; |
2827 | if (i == 0) { | |
2828 | skb->tail -= tail; | |
2829 | } else { | |
2830 | skb_frag_t *frag = | |
2831 | &skb_shinfo(skb)->frags[i - 1]; | |
2832 | frag->size -= tail; | |
2833 | skb->data_len -= tail; | |
2834 | skb->truesize -= tail; | |
2835 | } | |
2836 | return 0; | |
2837 | } | |
bb4f98ab | 2838 | rx_pg = &rxr->rx_pg_ring[pg_cons]; |
1db82f2a | 2839 | |
3d16af86 BL |
2840 | /* Don't unmap yet. If we're unable to allocate a new |
2841 | * page, we need to recycle the page and the DMA addr. | |
2842 | */ | |
2843 | mapping_old = pci_unmap_addr(rx_pg, mapping); | |
1db82f2a MC |
2844 | if (i == pages - 1) |
2845 | frag_len -= 4; | |
2846 | ||
2847 | skb_fill_page_desc(skb, i, rx_pg->page, 0, frag_len); | |
2848 | rx_pg->page = NULL; | |
2849 | ||
bb4f98ab MC |
2850 | err = bnx2_alloc_rx_page(bp, rxr, |
2851 | RX_PG_RING_IDX(pg_prod)); | |
1db82f2a | 2852 | if (unlikely(err)) { |
bb4f98ab MC |
2853 | rxr->rx_pg_cons = pg_cons; |
2854 | rxr->rx_pg_prod = pg_prod; | |
2855 | bnx2_reuse_rx_skb_pages(bp, rxr, skb, | |
a1f60190 | 2856 | pages - i); |
1db82f2a MC |
2857 | return err; |
2858 | } | |
2859 | ||
3d16af86 BL |
2860 | pci_unmap_page(bp->pdev, mapping_old, |
2861 | PAGE_SIZE, PCI_DMA_FROMDEVICE); | |
2862 | ||
1db82f2a MC |
2863 | frag_size -= frag_len; |
2864 | skb->data_len += frag_len; | |
2865 | skb->truesize += frag_len; | |
2866 | skb->len += frag_len; | |
2867 | ||
2868 | pg_prod = NEXT_RX_BD(pg_prod); | |
2869 | pg_cons = RX_PG_RING_IDX(NEXT_RX_BD(pg_cons)); | |
2870 | } | |
bb4f98ab MC |
2871 | rxr->rx_pg_prod = pg_prod; |
2872 | rxr->rx_pg_cons = pg_cons; | |
1db82f2a | 2873 | } |
85833c62 MC |
2874 | return 0; |
2875 | } | |
2876 | ||
c09c2627 | 2877 | static inline u16 |
35efa7c1 | 2878 | bnx2_get_hw_rx_cons(struct bnx2_napi *bnapi) |
c09c2627 | 2879 | { |
bb4f98ab MC |
2880 | u16 cons; |
2881 | ||
43e80b89 MC |
2882 | /* Tell compiler that status block fields can change. */ |
2883 | barrier(); | |
2884 | cons = *bnapi->hw_rx_cons_ptr; | |
581daf7e | 2885 | barrier(); |
c09c2627 MC |
2886 | if (unlikely((cons & MAX_RX_DESC_CNT) == MAX_RX_DESC_CNT)) |
2887 | cons++; | |
2888 | return cons; | |
2889 | } | |
2890 | ||
b6016b76 | 2891 | static int |
35efa7c1 | 2892 | bnx2_rx_int(struct bnx2 *bp, struct bnx2_napi *bnapi, int budget) |
b6016b76 | 2893 | { |
bb4f98ab | 2894 | struct bnx2_rx_ring_info *rxr = &bnapi->rx_ring; |
b6016b76 MC |
2895 | u16 hw_cons, sw_cons, sw_ring_cons, sw_prod, sw_ring_prod; |
2896 | struct l2_fhdr *rx_hdr; | |
1db82f2a | 2897 | int rx_pkt = 0, pg_ring_used = 0; |
b6016b76 | 2898 | |
35efa7c1 | 2899 | hw_cons = bnx2_get_hw_rx_cons(bnapi); |
bb4f98ab MC |
2900 | sw_cons = rxr->rx_cons; |
2901 | sw_prod = rxr->rx_prod; | |
b6016b76 MC |
2902 | |
2903 | /* Memory barrier necessary as speculative reads of the rx | |
2904 | * buffer can be ahead of the index in the status block | |
2905 | */ | |
2906 | rmb(); | |
2907 | while (sw_cons != hw_cons) { | |
1db82f2a | 2908 | unsigned int len, hdr_len; |
ade2bfe7 | 2909 | u32 status; |
b6016b76 MC |
2910 | struct sw_bd *rx_buf; |
2911 | struct sk_buff *skb; | |
236b6394 | 2912 | dma_addr_t dma_addr; |
f22828e8 MC |
2913 | u16 vtag = 0; |
2914 | int hw_vlan __maybe_unused = 0; | |
b6016b76 MC |
2915 | |
2916 | sw_ring_cons = RX_RING_IDX(sw_cons); | |
2917 | sw_ring_prod = RX_RING_IDX(sw_prod); | |
2918 | ||
bb4f98ab | 2919 | rx_buf = &rxr->rx_buf_ring[sw_ring_cons]; |
b6016b76 | 2920 | skb = rx_buf->skb; |
236b6394 MC |
2921 | |
2922 | rx_buf->skb = NULL; | |
2923 | ||
2924 | dma_addr = pci_unmap_addr(rx_buf, mapping); | |
2925 | ||
2926 | pci_dma_sync_single_for_cpu(bp->pdev, dma_addr, | |
601d3d18 BL |
2927 | BNX2_RX_OFFSET + BNX2_RX_COPY_THRESH, |
2928 | PCI_DMA_FROMDEVICE); | |
b6016b76 MC |
2929 | |
2930 | rx_hdr = (struct l2_fhdr *) skb->data; | |
1db82f2a | 2931 | len = rx_hdr->l2_fhdr_pkt_len; |
990ec380 | 2932 | status = rx_hdr->l2_fhdr_status; |
b6016b76 | 2933 | |
1db82f2a MC |
2934 | hdr_len = 0; |
2935 | if (status & L2_FHDR_STATUS_SPLIT) { | |
2936 | hdr_len = rx_hdr->l2_fhdr_ip_xsum; | |
2937 | pg_ring_used = 1; | |
2938 | } else if (len > bp->rx_jumbo_thresh) { | |
2939 | hdr_len = bp->rx_jumbo_thresh; | |
2940 | pg_ring_used = 1; | |
2941 | } | |
2942 | ||
990ec380 MC |
2943 | if (unlikely(status & (L2_FHDR_ERRORS_BAD_CRC | |
2944 | L2_FHDR_ERRORS_PHY_DECODE | | |
2945 | L2_FHDR_ERRORS_ALIGNMENT | | |
2946 | L2_FHDR_ERRORS_TOO_SHORT | | |
2947 | L2_FHDR_ERRORS_GIANT_FRAME))) { | |
2948 | ||
2949 | bnx2_reuse_rx_skb(bp, rxr, skb, sw_ring_cons, | |
2950 | sw_ring_prod); | |
2951 | if (pg_ring_used) { | |
2952 | int pages; | |
2953 | ||
2954 | pages = PAGE_ALIGN(len - hdr_len) >> PAGE_SHIFT; | |
2955 | ||
2956 | bnx2_reuse_rx_skb_pages(bp, rxr, NULL, pages); | |
2957 | } | |
2958 | goto next_rx; | |
2959 | } | |
2960 | ||
1db82f2a | 2961 | len -= 4; |
b6016b76 | 2962 | |
5d5d0015 | 2963 | if (len <= bp->rx_copy_thresh) { |
b6016b76 MC |
2964 | struct sk_buff *new_skb; |
2965 | ||
f22828e8 | 2966 | new_skb = netdev_alloc_skb(bp->dev, len + 6); |
85833c62 | 2967 | if (new_skb == NULL) { |
bb4f98ab | 2968 | bnx2_reuse_rx_skb(bp, rxr, skb, sw_ring_cons, |
85833c62 MC |
2969 | sw_ring_prod); |
2970 | goto next_rx; | |
2971 | } | |
b6016b76 MC |
2972 | |
2973 | /* aligned copy */ | |
d89cb6af | 2974 | skb_copy_from_linear_data_offset(skb, |
f22828e8 MC |
2975 | BNX2_RX_OFFSET - 6, |
2976 | new_skb->data, len + 6); | |
2977 | skb_reserve(new_skb, 6); | |
b6016b76 | 2978 | skb_put(new_skb, len); |
b6016b76 | 2979 | |
bb4f98ab | 2980 | bnx2_reuse_rx_skb(bp, rxr, skb, |
b6016b76 MC |
2981 | sw_ring_cons, sw_ring_prod); |
2982 | ||
2983 | skb = new_skb; | |
bb4f98ab | 2984 | } else if (unlikely(bnx2_rx_skb(bp, rxr, skb, len, hdr_len, |
a1f60190 | 2985 | dma_addr, (sw_ring_cons << 16) | sw_ring_prod))) |
b6016b76 | 2986 | goto next_rx; |
b6016b76 | 2987 | |
f22828e8 MC |
2988 | if ((status & L2_FHDR_STATUS_L2_VLAN_TAG) && |
2989 | !(bp->rx_mode & BNX2_EMAC_RX_MODE_KEEP_VLAN_TAG)) { | |
2990 | vtag = rx_hdr->l2_fhdr_vlan_tag; | |
2991 | #ifdef BCM_VLAN | |
2992 | if (bp->vlgrp) | |
2993 | hw_vlan = 1; | |
2994 | else | |
2995 | #endif | |
2996 | { | |
2997 | struct vlan_ethhdr *ve = (struct vlan_ethhdr *) | |
2998 | __skb_push(skb, 4); | |
2999 | ||
3000 | memmove(ve, skb->data + 4, ETH_ALEN * 2); | |
3001 | ve->h_vlan_proto = htons(ETH_P_8021Q); | |
3002 | ve->h_vlan_TCI = htons(vtag); | |
3003 | len += 4; | |
3004 | } | |
3005 | } | |
3006 | ||
b6016b76 MC |
3007 | skb->protocol = eth_type_trans(skb, bp->dev); |
3008 | ||
3009 | if ((len > (bp->dev->mtu + ETH_HLEN)) && | |
d1e100ba | 3010 | (ntohs(skb->protocol) != 0x8100)) { |
b6016b76 | 3011 | |
745720e5 | 3012 | dev_kfree_skb(skb); |
b6016b76 MC |
3013 | goto next_rx; |
3014 | ||
3015 | } | |
3016 | ||
b6016b76 MC |
3017 | skb->ip_summed = CHECKSUM_NONE; |
3018 | if (bp->rx_csum && | |
3019 | (status & (L2_FHDR_STATUS_TCP_SEGMENT | | |
3020 | L2_FHDR_STATUS_UDP_DATAGRAM))) { | |
3021 | ||
ade2bfe7 MC |
3022 | if (likely((status & (L2_FHDR_ERRORS_TCP_XSUM | |
3023 | L2_FHDR_ERRORS_UDP_XSUM)) == 0)) | |
b6016b76 MC |
3024 | skb->ip_summed = CHECKSUM_UNNECESSARY; |
3025 | } | |
3026 | ||
0c8dfc83 DM |
3027 | skb_record_rx_queue(skb, bnapi - &bp->bnx2_napi[0]); |
3028 | ||
b6016b76 | 3029 | #ifdef BCM_VLAN |
f22828e8 MC |
3030 | if (hw_vlan) |
3031 | vlan_hwaccel_receive_skb(skb, bp->vlgrp, vtag); | |
b6016b76 MC |
3032 | else |
3033 | #endif | |
3034 | netif_receive_skb(skb); | |
3035 | ||
b6016b76 MC |
3036 | rx_pkt++; |
3037 | ||
3038 | next_rx: | |
b6016b76 MC |
3039 | sw_cons = NEXT_RX_BD(sw_cons); |
3040 | sw_prod = NEXT_RX_BD(sw_prod); | |
3041 | ||
3042 | if ((rx_pkt == budget)) | |
3043 | break; | |
f4e418f7 MC |
3044 | |
3045 | /* Refresh hw_cons to see if there is new work */ | |
3046 | if (sw_cons == hw_cons) { | |
35efa7c1 | 3047 | hw_cons = bnx2_get_hw_rx_cons(bnapi); |
f4e418f7 MC |
3048 | rmb(); |
3049 | } | |
b6016b76 | 3050 | } |
bb4f98ab MC |
3051 | rxr->rx_cons = sw_cons; |
3052 | rxr->rx_prod = sw_prod; | |
b6016b76 | 3053 | |
1db82f2a | 3054 | if (pg_ring_used) |
bb4f98ab | 3055 | REG_WR16(bp, rxr->rx_pg_bidx_addr, rxr->rx_pg_prod); |
1db82f2a | 3056 | |
bb4f98ab | 3057 | REG_WR16(bp, rxr->rx_bidx_addr, sw_prod); |
b6016b76 | 3058 | |
bb4f98ab | 3059 | REG_WR(bp, rxr->rx_bseq_addr, rxr->rx_prod_bseq); |
b6016b76 MC |
3060 | |
3061 | mmiowb(); | |
3062 | ||
3063 | return rx_pkt; | |
3064 | ||
3065 | } | |
3066 | ||
3067 | /* MSI ISR - The only difference between this and the INTx ISR | |
3068 | * is that the MSI interrupt is always serviced. | |
3069 | */ | |
3070 | static irqreturn_t | |
7d12e780 | 3071 | bnx2_msi(int irq, void *dev_instance) |
b6016b76 | 3072 | { |
f0ea2e63 MC |
3073 | struct bnx2_napi *bnapi = dev_instance; |
3074 | struct bnx2 *bp = bnapi->bp; | |
b6016b76 | 3075 | |
43e80b89 | 3076 | prefetch(bnapi->status_blk.msi); |
b6016b76 MC |
3077 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, |
3078 | BNX2_PCICFG_INT_ACK_CMD_USE_INT_HC_PARAM | | |
3079 | BNX2_PCICFG_INT_ACK_CMD_MASK_INT); | |
3080 | ||
3081 | /* Return here if interrupt is disabled. */ | |
73eef4cd MC |
3082 | if (unlikely(atomic_read(&bp->intr_sem) != 0)) |
3083 | return IRQ_HANDLED; | |
b6016b76 | 3084 | |
288379f0 | 3085 | napi_schedule(&bnapi->napi); |
b6016b76 | 3086 | |
73eef4cd | 3087 | return IRQ_HANDLED; |
b6016b76 MC |
3088 | } |
3089 | ||
8e6a72c4 MC |
3090 | static irqreturn_t |
3091 | bnx2_msi_1shot(int irq, void *dev_instance) | |
3092 | { | |
f0ea2e63 MC |
3093 | struct bnx2_napi *bnapi = dev_instance; |
3094 | struct bnx2 *bp = bnapi->bp; | |
8e6a72c4 | 3095 | |
43e80b89 | 3096 | prefetch(bnapi->status_blk.msi); |
8e6a72c4 MC |
3097 | |
3098 | /* Return here if interrupt is disabled. */ | |
3099 | if (unlikely(atomic_read(&bp->intr_sem) != 0)) | |
3100 | return IRQ_HANDLED; | |
3101 | ||
288379f0 | 3102 | napi_schedule(&bnapi->napi); |
8e6a72c4 MC |
3103 | |
3104 | return IRQ_HANDLED; | |
3105 | } | |
3106 | ||
b6016b76 | 3107 | static irqreturn_t |
7d12e780 | 3108 | bnx2_interrupt(int irq, void *dev_instance) |
b6016b76 | 3109 | { |
f0ea2e63 MC |
3110 | struct bnx2_napi *bnapi = dev_instance; |
3111 | struct bnx2 *bp = bnapi->bp; | |
43e80b89 | 3112 | struct status_block *sblk = bnapi->status_blk.msi; |
b6016b76 MC |
3113 | |
3114 | /* When using INTx, it is possible for the interrupt to arrive | |
3115 | * at the CPU before the status block posted prior to the | |
3116 | * interrupt. Reading a register will flush the status block. | |
3117 | * When using MSI, the MSI message will always complete after | |
3118 | * the status block write. | |
3119 | */ | |
35efa7c1 | 3120 | if ((sblk->status_idx == bnapi->last_status_idx) && |
b6016b76 MC |
3121 | (REG_RD(bp, BNX2_PCICFG_MISC_STATUS) & |
3122 | BNX2_PCICFG_MISC_STATUS_INTA_VALUE)) | |
73eef4cd | 3123 | return IRQ_NONE; |
b6016b76 MC |
3124 | |
3125 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, | |
3126 | BNX2_PCICFG_INT_ACK_CMD_USE_INT_HC_PARAM | | |
3127 | BNX2_PCICFG_INT_ACK_CMD_MASK_INT); | |
3128 | ||
b8a7ce7b MC |
3129 | /* Read back to deassert IRQ immediately to avoid too many |
3130 | * spurious interrupts. | |
3131 | */ | |
3132 | REG_RD(bp, BNX2_PCICFG_INT_ACK_CMD); | |
3133 | ||
b6016b76 | 3134 | /* Return here if interrupt is shared and is disabled. */ |
73eef4cd MC |
3135 | if (unlikely(atomic_read(&bp->intr_sem) != 0)) |
3136 | return IRQ_HANDLED; | |
b6016b76 | 3137 | |
288379f0 | 3138 | if (napi_schedule_prep(&bnapi->napi)) { |
35efa7c1 | 3139 | bnapi->last_status_idx = sblk->status_idx; |
288379f0 | 3140 | __napi_schedule(&bnapi->napi); |
b8a7ce7b | 3141 | } |
b6016b76 | 3142 | |
73eef4cd | 3143 | return IRQ_HANDLED; |
b6016b76 MC |
3144 | } |
3145 | ||
f4e418f7 | 3146 | static inline int |
43e80b89 | 3147 | bnx2_has_fast_work(struct bnx2_napi *bnapi) |
f4e418f7 | 3148 | { |
35e9010b | 3149 | struct bnx2_tx_ring_info *txr = &bnapi->tx_ring; |
bb4f98ab | 3150 | struct bnx2_rx_ring_info *rxr = &bnapi->rx_ring; |
f4e418f7 | 3151 | |
bb4f98ab | 3152 | if ((bnx2_get_hw_rx_cons(bnapi) != rxr->rx_cons) || |
35e9010b | 3153 | (bnx2_get_hw_tx_cons(bnapi) != txr->hw_tx_cons)) |
f4e418f7 | 3154 | return 1; |
43e80b89 MC |
3155 | return 0; |
3156 | } | |
3157 | ||
3158 | #define STATUS_ATTN_EVENTS (STATUS_ATTN_BITS_LINK_STATE | \ | |
3159 | STATUS_ATTN_BITS_TIMER_ABORT) | |
3160 | ||
3161 | static inline int | |
3162 | bnx2_has_work(struct bnx2_napi *bnapi) | |
3163 | { | |
3164 | struct status_block *sblk = bnapi->status_blk.msi; | |
3165 | ||
3166 | if (bnx2_has_fast_work(bnapi)) | |
3167 | return 1; | |
f4e418f7 | 3168 | |
da3e4fbe MC |
3169 | if ((sblk->status_attn_bits & STATUS_ATTN_EVENTS) != |
3170 | (sblk->status_attn_bits_ack & STATUS_ATTN_EVENTS)) | |
f4e418f7 MC |
3171 | return 1; |
3172 | ||
3173 | return 0; | |
3174 | } | |
3175 | ||
efba0180 MC |
3176 | static void |
3177 | bnx2_chk_missed_msi(struct bnx2 *bp) | |
3178 | { | |
3179 | struct bnx2_napi *bnapi = &bp->bnx2_napi[0]; | |
3180 | u32 msi_ctrl; | |
3181 | ||
3182 | if (bnx2_has_work(bnapi)) { | |
3183 | msi_ctrl = REG_RD(bp, BNX2_PCICFG_MSI_CONTROL); | |
3184 | if (!(msi_ctrl & BNX2_PCICFG_MSI_CONTROL_ENABLE)) | |
3185 | return; | |
3186 | ||
3187 | if (bnapi->last_status_idx == bp->idle_chk_status_idx) { | |
3188 | REG_WR(bp, BNX2_PCICFG_MSI_CONTROL, msi_ctrl & | |
3189 | ~BNX2_PCICFG_MSI_CONTROL_ENABLE); | |
3190 | REG_WR(bp, BNX2_PCICFG_MSI_CONTROL, msi_ctrl); | |
3191 | bnx2_msi(bp->irq_tbl[0].vector, bnapi); | |
3192 | } | |
3193 | } | |
3194 | ||
3195 | bp->idle_chk_status_idx = bnapi->last_status_idx; | |
3196 | } | |
3197 | ||
43e80b89 | 3198 | static void bnx2_poll_link(struct bnx2 *bp, struct bnx2_napi *bnapi) |
b6016b76 | 3199 | { |
43e80b89 | 3200 | struct status_block *sblk = bnapi->status_blk.msi; |
da3e4fbe MC |
3201 | u32 status_attn_bits = sblk->status_attn_bits; |
3202 | u32 status_attn_bits_ack = sblk->status_attn_bits_ack; | |
b6016b76 | 3203 | |
da3e4fbe MC |
3204 | if ((status_attn_bits & STATUS_ATTN_EVENTS) != |
3205 | (status_attn_bits_ack & STATUS_ATTN_EVENTS)) { | |
b6016b76 | 3206 | |
35efa7c1 | 3207 | bnx2_phy_int(bp, bnapi); |
bf5295bb MC |
3208 | |
3209 | /* This is needed to take care of transient status | |
3210 | * during link changes. | |
3211 | */ | |
3212 | REG_WR(bp, BNX2_HC_COMMAND, | |
3213 | bp->hc_cmd | BNX2_HC_COMMAND_COAL_NOW_WO_INT); | |
3214 | REG_RD(bp, BNX2_HC_COMMAND); | |
b6016b76 | 3215 | } |
43e80b89 MC |
3216 | } |
3217 | ||
3218 | static int bnx2_poll_work(struct bnx2 *bp, struct bnx2_napi *bnapi, | |
3219 | int work_done, int budget) | |
3220 | { | |
3221 | struct bnx2_tx_ring_info *txr = &bnapi->tx_ring; | |
3222 | struct bnx2_rx_ring_info *rxr = &bnapi->rx_ring; | |
b6016b76 | 3223 | |
35e9010b | 3224 | if (bnx2_get_hw_tx_cons(bnapi) != txr->hw_tx_cons) |
57851d84 | 3225 | bnx2_tx_int(bp, bnapi, 0); |
b6016b76 | 3226 | |
bb4f98ab | 3227 | if (bnx2_get_hw_rx_cons(bnapi) != rxr->rx_cons) |
35efa7c1 | 3228 | work_done += bnx2_rx_int(bp, bnapi, budget - work_done); |
6aa20a22 | 3229 | |
6f535763 DM |
3230 | return work_done; |
3231 | } | |
3232 | ||
f0ea2e63 MC |
3233 | static int bnx2_poll_msix(struct napi_struct *napi, int budget) |
3234 | { | |
3235 | struct bnx2_napi *bnapi = container_of(napi, struct bnx2_napi, napi); | |
3236 | struct bnx2 *bp = bnapi->bp; | |
3237 | int work_done = 0; | |
3238 | struct status_block_msix *sblk = bnapi->status_blk.msix; | |
3239 | ||
3240 | while (1) { | |
3241 | work_done = bnx2_poll_work(bp, bnapi, work_done, budget); | |
3242 | if (unlikely(work_done >= budget)) | |
3243 | break; | |
3244 | ||
3245 | bnapi->last_status_idx = sblk->status_idx; | |
3246 | /* status idx must be read before checking for more work. */ | |
3247 | rmb(); | |
3248 | if (likely(!bnx2_has_fast_work(bnapi))) { | |
3249 | ||
288379f0 | 3250 | napi_complete(napi); |
f0ea2e63 MC |
3251 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, bnapi->int_num | |
3252 | BNX2_PCICFG_INT_ACK_CMD_INDEX_VALID | | |
3253 | bnapi->last_status_idx); | |
3254 | break; | |
3255 | } | |
3256 | } | |
3257 | return work_done; | |
3258 | } | |
3259 | ||
6f535763 DM |
3260 | static int bnx2_poll(struct napi_struct *napi, int budget) |
3261 | { | |
35efa7c1 MC |
3262 | struct bnx2_napi *bnapi = container_of(napi, struct bnx2_napi, napi); |
3263 | struct bnx2 *bp = bnapi->bp; | |
6f535763 | 3264 | int work_done = 0; |
43e80b89 | 3265 | struct status_block *sblk = bnapi->status_blk.msi; |
6f535763 DM |
3266 | |
3267 | while (1) { | |
43e80b89 MC |
3268 | bnx2_poll_link(bp, bnapi); |
3269 | ||
35efa7c1 | 3270 | work_done = bnx2_poll_work(bp, bnapi, work_done, budget); |
f4e418f7 | 3271 | |
35efa7c1 | 3272 | /* bnapi->last_status_idx is used below to tell the hw how |
6dee6421 MC |
3273 | * much work has been processed, so we must read it before |
3274 | * checking for more work. | |
3275 | */ | |
35efa7c1 | 3276 | bnapi->last_status_idx = sblk->status_idx; |
efba0180 MC |
3277 | |
3278 | if (unlikely(work_done >= budget)) | |
3279 | break; | |
3280 | ||
6dee6421 | 3281 | rmb(); |
35efa7c1 | 3282 | if (likely(!bnx2_has_work(bnapi))) { |
288379f0 | 3283 | napi_complete(napi); |
f86e82fb | 3284 | if (likely(bp->flags & BNX2_FLAG_USING_MSI_OR_MSIX)) { |
6f535763 DM |
3285 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, |
3286 | BNX2_PCICFG_INT_ACK_CMD_INDEX_VALID | | |
35efa7c1 | 3287 | bnapi->last_status_idx); |
6dee6421 | 3288 | break; |
6f535763 | 3289 | } |
1269a8a6 MC |
3290 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, |
3291 | BNX2_PCICFG_INT_ACK_CMD_INDEX_VALID | | |
6f535763 | 3292 | BNX2_PCICFG_INT_ACK_CMD_MASK_INT | |
35efa7c1 | 3293 | bnapi->last_status_idx); |
1269a8a6 | 3294 | |
6f535763 DM |
3295 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, |
3296 | BNX2_PCICFG_INT_ACK_CMD_INDEX_VALID | | |
35efa7c1 | 3297 | bnapi->last_status_idx); |
6f535763 DM |
3298 | break; |
3299 | } | |
b6016b76 MC |
3300 | } |
3301 | ||
bea3348e | 3302 | return work_done; |
b6016b76 MC |
3303 | } |
3304 | ||
932ff279 | 3305 | /* Called with rtnl_lock from vlan functions and also netif_tx_lock |
b6016b76 MC |
3306 | * from set_multicast. |
3307 | */ | |
3308 | static void | |
3309 | bnx2_set_rx_mode(struct net_device *dev) | |
3310 | { | |
972ec0d4 | 3311 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 3312 | u32 rx_mode, sort_mode; |
5fcaed01 | 3313 | struct dev_addr_list *uc_ptr; |
b6016b76 | 3314 | int i; |
b6016b76 | 3315 | |
9f52b564 MC |
3316 | if (!netif_running(dev)) |
3317 | return; | |
3318 | ||
c770a65c | 3319 | spin_lock_bh(&bp->phy_lock); |
b6016b76 MC |
3320 | |
3321 | rx_mode = bp->rx_mode & ~(BNX2_EMAC_RX_MODE_PROMISCUOUS | | |
3322 | BNX2_EMAC_RX_MODE_KEEP_VLAN_TAG); | |
3323 | sort_mode = 1 | BNX2_RPM_SORT_USER0_BC_EN; | |
3324 | #ifdef BCM_VLAN | |
7c6337a1 | 3325 | if (!bp->vlgrp && (bp->flags & BNX2_FLAG_CAN_KEEP_VLAN)) |
b6016b76 | 3326 | rx_mode |= BNX2_EMAC_RX_MODE_KEEP_VLAN_TAG; |
b6016b76 | 3327 | #else |
7c6337a1 | 3328 | if (bp->flags & BNX2_FLAG_CAN_KEEP_VLAN) |
e29054f9 | 3329 | rx_mode |= BNX2_EMAC_RX_MODE_KEEP_VLAN_TAG; |
b6016b76 MC |
3330 | #endif |
3331 | if (dev->flags & IFF_PROMISC) { | |
3332 | /* Promiscuous mode. */ | |
3333 | rx_mode |= BNX2_EMAC_RX_MODE_PROMISCUOUS; | |
7510873d MC |
3334 | sort_mode |= BNX2_RPM_SORT_USER0_PROM_EN | |
3335 | BNX2_RPM_SORT_USER0_PROM_VLAN; | |
b6016b76 MC |
3336 | } |
3337 | else if (dev->flags & IFF_ALLMULTI) { | |
3338 | for (i = 0; i < NUM_MC_HASH_REGISTERS; i++) { | |
3339 | REG_WR(bp, BNX2_EMAC_MULTICAST_HASH0 + (i * 4), | |
3340 | 0xffffffff); | |
3341 | } | |
3342 | sort_mode |= BNX2_RPM_SORT_USER0_MC_EN; | |
3343 | } | |
3344 | else { | |
3345 | /* Accept one or more multicast(s). */ | |
3346 | struct dev_mc_list *mclist; | |
3347 | u32 mc_filter[NUM_MC_HASH_REGISTERS]; | |
3348 | u32 regidx; | |
3349 | u32 bit; | |
3350 | u32 crc; | |
3351 | ||
3352 | memset(mc_filter, 0, 4 * NUM_MC_HASH_REGISTERS); | |
3353 | ||
3354 | for (i = 0, mclist = dev->mc_list; mclist && i < dev->mc_count; | |
3355 | i++, mclist = mclist->next) { | |
3356 | ||
3357 | crc = ether_crc_le(ETH_ALEN, mclist->dmi_addr); | |
3358 | bit = crc & 0xff; | |
3359 | regidx = (bit & 0xe0) >> 5; | |
3360 | bit &= 0x1f; | |
3361 | mc_filter[regidx] |= (1 << bit); | |
3362 | } | |
3363 | ||
3364 | for (i = 0; i < NUM_MC_HASH_REGISTERS; i++) { | |
3365 | REG_WR(bp, BNX2_EMAC_MULTICAST_HASH0 + (i * 4), | |
3366 | mc_filter[i]); | |
3367 | } | |
3368 | ||
3369 | sort_mode |= BNX2_RPM_SORT_USER0_MC_HSH_EN; | |
3370 | } | |
3371 | ||
5fcaed01 BL |
3372 | uc_ptr = NULL; |
3373 | if (dev->uc_count > BNX2_MAX_UNICAST_ADDRESSES) { | |
3374 | rx_mode |= BNX2_EMAC_RX_MODE_PROMISCUOUS; | |
3375 | sort_mode |= BNX2_RPM_SORT_USER0_PROM_EN | | |
3376 | BNX2_RPM_SORT_USER0_PROM_VLAN; | |
3377 | } else if (!(dev->flags & IFF_PROMISC)) { | |
3378 | uc_ptr = dev->uc_list; | |
3379 | ||
3380 | /* Add all entries into to the match filter list */ | |
3381 | for (i = 0; i < dev->uc_count; i++) { | |
3382 | bnx2_set_mac_addr(bp, uc_ptr->da_addr, | |
3383 | i + BNX2_START_UNICAST_ADDRESS_INDEX); | |
3384 | sort_mode |= (1 << | |
3385 | (i + BNX2_START_UNICAST_ADDRESS_INDEX)); | |
3386 | uc_ptr = uc_ptr->next; | |
3387 | } | |
3388 | ||
3389 | } | |
3390 | ||
b6016b76 MC |
3391 | if (rx_mode != bp->rx_mode) { |
3392 | bp->rx_mode = rx_mode; | |
3393 | REG_WR(bp, BNX2_EMAC_RX_MODE, rx_mode); | |
3394 | } | |
3395 | ||
3396 | REG_WR(bp, BNX2_RPM_SORT_USER0, 0x0); | |
3397 | REG_WR(bp, BNX2_RPM_SORT_USER0, sort_mode); | |
3398 | REG_WR(bp, BNX2_RPM_SORT_USER0, sort_mode | BNX2_RPM_SORT_USER0_ENA); | |
3399 | ||
c770a65c | 3400 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
3401 | } |
3402 | ||
57579f76 MC |
3403 | static int __devinit |
3404 | check_fw_section(const struct firmware *fw, | |
3405 | const struct bnx2_fw_file_section *section, | |
3406 | u32 alignment, bool non_empty) | |
3407 | { | |
3408 | u32 offset = be32_to_cpu(section->offset); | |
3409 | u32 len = be32_to_cpu(section->len); | |
3410 | ||
3411 | if ((offset == 0 && len != 0) || offset >= fw->size || offset & 3) | |
3412 | return -EINVAL; | |
3413 | if ((non_empty && len == 0) || len > fw->size - offset || | |
3414 | len & (alignment - 1)) | |
3415 | return -EINVAL; | |
3416 | return 0; | |
3417 | } | |
3418 | ||
3419 | static int __devinit | |
3420 | check_mips_fw_entry(const struct firmware *fw, | |
3421 | const struct bnx2_mips_fw_file_entry *entry) | |
3422 | { | |
3423 | if (check_fw_section(fw, &entry->text, 4, true) || | |
3424 | check_fw_section(fw, &entry->data, 4, false) || | |
3425 | check_fw_section(fw, &entry->rodata, 4, false)) | |
3426 | return -EINVAL; | |
3427 | return 0; | |
3428 | } | |
3429 | ||
3430 | static int __devinit | |
3431 | bnx2_request_firmware(struct bnx2 *bp) | |
b6016b76 | 3432 | { |
57579f76 | 3433 | const char *mips_fw_file, *rv2p_fw_file; |
5ee1c326 BB |
3434 | const struct bnx2_mips_fw_file *mips_fw; |
3435 | const struct bnx2_rv2p_fw_file *rv2p_fw; | |
57579f76 MC |
3436 | int rc; |
3437 | ||
3438 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { | |
3439 | mips_fw_file = FW_MIPS_FILE_09; | |
3440 | rv2p_fw_file = FW_RV2P_FILE_09; | |
3441 | } else { | |
3442 | mips_fw_file = FW_MIPS_FILE_06; | |
3443 | rv2p_fw_file = FW_RV2P_FILE_06; | |
3444 | } | |
3445 | ||
3446 | rc = request_firmware(&bp->mips_firmware, mips_fw_file, &bp->pdev->dev); | |
3447 | if (rc) { | |
3448 | printk(KERN_ERR PFX "Can't load firmware file \"%s\"\n", | |
3449 | mips_fw_file); | |
3450 | return rc; | |
3451 | } | |
3452 | ||
3453 | rc = request_firmware(&bp->rv2p_firmware, rv2p_fw_file, &bp->pdev->dev); | |
3454 | if (rc) { | |
3455 | printk(KERN_ERR PFX "Can't load firmware file \"%s\"\n", | |
3456 | rv2p_fw_file); | |
3457 | return rc; | |
3458 | } | |
5ee1c326 BB |
3459 | mips_fw = (const struct bnx2_mips_fw_file *) bp->mips_firmware->data; |
3460 | rv2p_fw = (const struct bnx2_rv2p_fw_file *) bp->rv2p_firmware->data; | |
3461 | if (bp->mips_firmware->size < sizeof(*mips_fw) || | |
3462 | check_mips_fw_entry(bp->mips_firmware, &mips_fw->com) || | |
3463 | check_mips_fw_entry(bp->mips_firmware, &mips_fw->cp) || | |
3464 | check_mips_fw_entry(bp->mips_firmware, &mips_fw->rxp) || | |
3465 | check_mips_fw_entry(bp->mips_firmware, &mips_fw->tpat) || | |
3466 | check_mips_fw_entry(bp->mips_firmware, &mips_fw->txp)) { | |
57579f76 MC |
3467 | printk(KERN_ERR PFX "Firmware file \"%s\" is invalid\n", |
3468 | mips_fw_file); | |
3469 | return -EINVAL; | |
3470 | } | |
5ee1c326 BB |
3471 | if (bp->rv2p_firmware->size < sizeof(*rv2p_fw) || |
3472 | check_fw_section(bp->rv2p_firmware, &rv2p_fw->proc1.rv2p, 8, true) || | |
3473 | check_fw_section(bp->rv2p_firmware, &rv2p_fw->proc2.rv2p, 8, true)) { | |
57579f76 MC |
3474 | printk(KERN_ERR PFX "Firmware file \"%s\" is invalid\n", |
3475 | rv2p_fw_file); | |
3476 | return -EINVAL; | |
3477 | } | |
3478 | ||
3479 | return 0; | |
3480 | } | |
3481 | ||
3482 | static u32 | |
3483 | rv2p_fw_fixup(u32 rv2p_proc, int idx, u32 loc, u32 rv2p_code) | |
3484 | { | |
3485 | switch (idx) { | |
3486 | case RV2P_P1_FIXUP_PAGE_SIZE_IDX: | |
3487 | rv2p_code &= ~RV2P_BD_PAGE_SIZE_MSK; | |
3488 | rv2p_code |= RV2P_BD_PAGE_SIZE; | |
3489 | break; | |
3490 | } | |
3491 | return rv2p_code; | |
3492 | } | |
3493 | ||
3494 | static int | |
3495 | load_rv2p_fw(struct bnx2 *bp, u32 rv2p_proc, | |
3496 | const struct bnx2_rv2p_fw_file_entry *fw_entry) | |
3497 | { | |
3498 | u32 rv2p_code_len, file_offset; | |
3499 | __be32 *rv2p_code; | |
b6016b76 | 3500 | int i; |
57579f76 MC |
3501 | u32 val, cmd, addr; |
3502 | ||
3503 | rv2p_code_len = be32_to_cpu(fw_entry->rv2p.len); | |
3504 | file_offset = be32_to_cpu(fw_entry->rv2p.offset); | |
3505 | ||
3506 | rv2p_code = (__be32 *)(bp->rv2p_firmware->data + file_offset); | |
b6016b76 | 3507 | |
57579f76 MC |
3508 | if (rv2p_proc == RV2P_PROC1) { |
3509 | cmd = BNX2_RV2P_PROC1_ADDR_CMD_RDWR; | |
3510 | addr = BNX2_RV2P_PROC1_ADDR_CMD; | |
3511 | } else { | |
3512 | cmd = BNX2_RV2P_PROC2_ADDR_CMD_RDWR; | |
3513 | addr = BNX2_RV2P_PROC2_ADDR_CMD; | |
d25be1d3 | 3514 | } |
b6016b76 MC |
3515 | |
3516 | for (i = 0; i < rv2p_code_len; i += 8) { | |
57579f76 | 3517 | REG_WR(bp, BNX2_RV2P_INSTR_HIGH, be32_to_cpu(*rv2p_code)); |
b6016b76 | 3518 | rv2p_code++; |
57579f76 | 3519 | REG_WR(bp, BNX2_RV2P_INSTR_LOW, be32_to_cpu(*rv2p_code)); |
b6016b76 MC |
3520 | rv2p_code++; |
3521 | ||
57579f76 MC |
3522 | val = (i / 8) | cmd; |
3523 | REG_WR(bp, addr, val); | |
3524 | } | |
3525 | ||
3526 | rv2p_code = (__be32 *)(bp->rv2p_firmware->data + file_offset); | |
3527 | for (i = 0; i < 8; i++) { | |
3528 | u32 loc, code; | |
3529 | ||
3530 | loc = be32_to_cpu(fw_entry->fixup[i]); | |
3531 | if (loc && ((loc * 4) < rv2p_code_len)) { | |
3532 | code = be32_to_cpu(*(rv2p_code + loc - 1)); | |
3533 | REG_WR(bp, BNX2_RV2P_INSTR_HIGH, code); | |
3534 | code = be32_to_cpu(*(rv2p_code + loc)); | |
3535 | code = rv2p_fw_fixup(rv2p_proc, i, loc, code); | |
3536 | REG_WR(bp, BNX2_RV2P_INSTR_LOW, code); | |
3537 | ||
3538 | val = (loc / 2) | cmd; | |
3539 | REG_WR(bp, addr, val); | |
b6016b76 MC |
3540 | } |
3541 | } | |
3542 | ||
3543 | /* Reset the processor, un-stall is done later. */ | |
3544 | if (rv2p_proc == RV2P_PROC1) { | |
3545 | REG_WR(bp, BNX2_RV2P_COMMAND, BNX2_RV2P_COMMAND_PROC1_RESET); | |
3546 | } | |
3547 | else { | |
3548 | REG_WR(bp, BNX2_RV2P_COMMAND, BNX2_RV2P_COMMAND_PROC2_RESET); | |
3549 | } | |
57579f76 MC |
3550 | |
3551 | return 0; | |
b6016b76 MC |
3552 | } |
3553 | ||
af3ee519 | 3554 | static int |
57579f76 MC |
3555 | load_cpu_fw(struct bnx2 *bp, const struct cpu_reg *cpu_reg, |
3556 | const struct bnx2_mips_fw_file_entry *fw_entry) | |
b6016b76 | 3557 | { |
57579f76 MC |
3558 | u32 addr, len, file_offset; |
3559 | __be32 *data; | |
b6016b76 MC |
3560 | u32 offset; |
3561 | u32 val; | |
3562 | ||
3563 | /* Halt the CPU. */ | |
2726d6e1 | 3564 | val = bnx2_reg_rd_ind(bp, cpu_reg->mode); |
b6016b76 | 3565 | val |= cpu_reg->mode_value_halt; |
2726d6e1 MC |
3566 | bnx2_reg_wr_ind(bp, cpu_reg->mode, val); |
3567 | bnx2_reg_wr_ind(bp, cpu_reg->state, cpu_reg->state_value_clear); | |
b6016b76 MC |
3568 | |
3569 | /* Load the Text area. */ | |
57579f76 MC |
3570 | addr = be32_to_cpu(fw_entry->text.addr); |
3571 | len = be32_to_cpu(fw_entry->text.len); | |
3572 | file_offset = be32_to_cpu(fw_entry->text.offset); | |
3573 | data = (__be32 *)(bp->mips_firmware->data + file_offset); | |
ea1f8d5c | 3574 | |
57579f76 MC |
3575 | offset = cpu_reg->spad_base + (addr - cpu_reg->mips_view_base); |
3576 | if (len) { | |
b6016b76 MC |
3577 | int j; |
3578 | ||
57579f76 MC |
3579 | for (j = 0; j < (len / 4); j++, offset += 4) |
3580 | bnx2_reg_wr_ind(bp, offset, be32_to_cpu(data[j])); | |
b6016b76 MC |
3581 | } |
3582 | ||
57579f76 MC |
3583 | /* Load the Data area. */ |
3584 | addr = be32_to_cpu(fw_entry->data.addr); | |
3585 | len = be32_to_cpu(fw_entry->data.len); | |
3586 | file_offset = be32_to_cpu(fw_entry->data.offset); | |
3587 | data = (__be32 *)(bp->mips_firmware->data + file_offset); | |
b6016b76 | 3588 | |
57579f76 MC |
3589 | offset = cpu_reg->spad_base + (addr - cpu_reg->mips_view_base); |
3590 | if (len) { | |
b6016b76 MC |
3591 | int j; |
3592 | ||
57579f76 MC |
3593 | for (j = 0; j < (len / 4); j++, offset += 4) |
3594 | bnx2_reg_wr_ind(bp, offset, be32_to_cpu(data[j])); | |
b6016b76 MC |
3595 | } |
3596 | ||
3597 | /* Load the Read-Only area. */ | |
57579f76 MC |
3598 | addr = be32_to_cpu(fw_entry->rodata.addr); |
3599 | len = be32_to_cpu(fw_entry->rodata.len); | |
3600 | file_offset = be32_to_cpu(fw_entry->rodata.offset); | |
3601 | data = (__be32 *)(bp->mips_firmware->data + file_offset); | |
3602 | ||
3603 | offset = cpu_reg->spad_base + (addr - cpu_reg->mips_view_base); | |
3604 | if (len) { | |
b6016b76 MC |
3605 | int j; |
3606 | ||
57579f76 MC |
3607 | for (j = 0; j < (len / 4); j++, offset += 4) |
3608 | bnx2_reg_wr_ind(bp, offset, be32_to_cpu(data[j])); | |
b6016b76 MC |
3609 | } |
3610 | ||
3611 | /* Clear the pre-fetch instruction. */ | |
2726d6e1 | 3612 | bnx2_reg_wr_ind(bp, cpu_reg->inst, 0); |
57579f76 MC |
3613 | |
3614 | val = be32_to_cpu(fw_entry->start_addr); | |
3615 | bnx2_reg_wr_ind(bp, cpu_reg->pc, val); | |
b6016b76 MC |
3616 | |
3617 | /* Start the CPU. */ | |
2726d6e1 | 3618 | val = bnx2_reg_rd_ind(bp, cpu_reg->mode); |
b6016b76 | 3619 | val &= ~cpu_reg->mode_value_halt; |
2726d6e1 MC |
3620 | bnx2_reg_wr_ind(bp, cpu_reg->state, cpu_reg->state_value_clear); |
3621 | bnx2_reg_wr_ind(bp, cpu_reg->mode, val); | |
af3ee519 MC |
3622 | |
3623 | return 0; | |
b6016b76 MC |
3624 | } |
3625 | ||
fba9fe91 | 3626 | static int |
b6016b76 MC |
3627 | bnx2_init_cpus(struct bnx2 *bp) |
3628 | { | |
57579f76 MC |
3629 | const struct bnx2_mips_fw_file *mips_fw = |
3630 | (const struct bnx2_mips_fw_file *) bp->mips_firmware->data; | |
3631 | const struct bnx2_rv2p_fw_file *rv2p_fw = | |
3632 | (const struct bnx2_rv2p_fw_file *) bp->rv2p_firmware->data; | |
3633 | int rc; | |
b6016b76 MC |
3634 | |
3635 | /* Initialize the RV2P processor. */ | |
57579f76 MC |
3636 | load_rv2p_fw(bp, RV2P_PROC1, &rv2p_fw->proc1); |
3637 | load_rv2p_fw(bp, RV2P_PROC2, &rv2p_fw->proc2); | |
b6016b76 MC |
3638 | |
3639 | /* Initialize the RX Processor. */ | |
57579f76 | 3640 | rc = load_cpu_fw(bp, &cpu_reg_rxp, &mips_fw->rxp); |
fba9fe91 MC |
3641 | if (rc) |
3642 | goto init_cpu_err; | |
3643 | ||
b6016b76 | 3644 | /* Initialize the TX Processor. */ |
57579f76 | 3645 | rc = load_cpu_fw(bp, &cpu_reg_txp, &mips_fw->txp); |
fba9fe91 MC |
3646 | if (rc) |
3647 | goto init_cpu_err; | |
3648 | ||
b6016b76 | 3649 | /* Initialize the TX Patch-up Processor. */ |
57579f76 | 3650 | rc = load_cpu_fw(bp, &cpu_reg_tpat, &mips_fw->tpat); |
fba9fe91 MC |
3651 | if (rc) |
3652 | goto init_cpu_err; | |
3653 | ||
b6016b76 | 3654 | /* Initialize the Completion Processor. */ |
57579f76 | 3655 | rc = load_cpu_fw(bp, &cpu_reg_com, &mips_fw->com); |
fba9fe91 MC |
3656 | if (rc) |
3657 | goto init_cpu_err; | |
3658 | ||
d43584c8 | 3659 | /* Initialize the Command Processor. */ |
57579f76 | 3660 | rc = load_cpu_fw(bp, &cpu_reg_cp, &mips_fw->cp); |
b6016b76 | 3661 | |
fba9fe91 | 3662 | init_cpu_err: |
fba9fe91 | 3663 | return rc; |
b6016b76 MC |
3664 | } |
3665 | ||
3666 | static int | |
829ca9a3 | 3667 | bnx2_set_power_state(struct bnx2 *bp, pci_power_t state) |
b6016b76 MC |
3668 | { |
3669 | u16 pmcsr; | |
3670 | ||
3671 | pci_read_config_word(bp->pdev, bp->pm_cap + PCI_PM_CTRL, &pmcsr); | |
3672 | ||
3673 | switch (state) { | |
829ca9a3 | 3674 | case PCI_D0: { |
b6016b76 MC |
3675 | u32 val; |
3676 | ||
3677 | pci_write_config_word(bp->pdev, bp->pm_cap + PCI_PM_CTRL, | |
3678 | (pmcsr & ~PCI_PM_CTRL_STATE_MASK) | | |
3679 | PCI_PM_CTRL_PME_STATUS); | |
3680 | ||
3681 | if (pmcsr & PCI_PM_CTRL_STATE_MASK) | |
3682 | /* delay required during transition out of D3hot */ | |
3683 | msleep(20); | |
3684 | ||
3685 | val = REG_RD(bp, BNX2_EMAC_MODE); | |
3686 | val |= BNX2_EMAC_MODE_MPKT_RCVD | BNX2_EMAC_MODE_ACPI_RCVD; | |
3687 | val &= ~BNX2_EMAC_MODE_MPKT; | |
3688 | REG_WR(bp, BNX2_EMAC_MODE, val); | |
3689 | ||
3690 | val = REG_RD(bp, BNX2_RPM_CONFIG); | |
3691 | val &= ~BNX2_RPM_CONFIG_ACPI_ENA; | |
3692 | REG_WR(bp, BNX2_RPM_CONFIG, val); | |
3693 | break; | |
3694 | } | |
829ca9a3 | 3695 | case PCI_D3hot: { |
b6016b76 MC |
3696 | int i; |
3697 | u32 val, wol_msg; | |
3698 | ||
3699 | if (bp->wol) { | |
3700 | u32 advertising; | |
3701 | u8 autoneg; | |
3702 | ||
3703 | autoneg = bp->autoneg; | |
3704 | advertising = bp->advertising; | |
3705 | ||
239cd343 MC |
3706 | if (bp->phy_port == PORT_TP) { |
3707 | bp->autoneg = AUTONEG_SPEED; | |
3708 | bp->advertising = ADVERTISED_10baseT_Half | | |
3709 | ADVERTISED_10baseT_Full | | |
3710 | ADVERTISED_100baseT_Half | | |
3711 | ADVERTISED_100baseT_Full | | |
3712 | ADVERTISED_Autoneg; | |
3713 | } | |
b6016b76 | 3714 | |
239cd343 MC |
3715 | spin_lock_bh(&bp->phy_lock); |
3716 | bnx2_setup_phy(bp, bp->phy_port); | |
3717 | spin_unlock_bh(&bp->phy_lock); | |
b6016b76 MC |
3718 | |
3719 | bp->autoneg = autoneg; | |
3720 | bp->advertising = advertising; | |
3721 | ||
5fcaed01 | 3722 | bnx2_set_mac_addr(bp, bp->dev->dev_addr, 0); |
b6016b76 MC |
3723 | |
3724 | val = REG_RD(bp, BNX2_EMAC_MODE); | |
3725 | ||
3726 | /* Enable port mode. */ | |
3727 | val &= ~BNX2_EMAC_MODE_PORT; | |
239cd343 | 3728 | val |= BNX2_EMAC_MODE_MPKT_RCVD | |
b6016b76 | 3729 | BNX2_EMAC_MODE_ACPI_RCVD | |
b6016b76 | 3730 | BNX2_EMAC_MODE_MPKT; |
239cd343 MC |
3731 | if (bp->phy_port == PORT_TP) |
3732 | val |= BNX2_EMAC_MODE_PORT_MII; | |
3733 | else { | |
3734 | val |= BNX2_EMAC_MODE_PORT_GMII; | |
3735 | if (bp->line_speed == SPEED_2500) | |
3736 | val |= BNX2_EMAC_MODE_25G_MODE; | |
3737 | } | |
b6016b76 MC |
3738 | |
3739 | REG_WR(bp, BNX2_EMAC_MODE, val); | |
3740 | ||
3741 | /* receive all multicast */ | |
3742 | for (i = 0; i < NUM_MC_HASH_REGISTERS; i++) { | |
3743 | REG_WR(bp, BNX2_EMAC_MULTICAST_HASH0 + (i * 4), | |
3744 | 0xffffffff); | |
3745 | } | |
3746 | REG_WR(bp, BNX2_EMAC_RX_MODE, | |
3747 | BNX2_EMAC_RX_MODE_SORT_MODE); | |
3748 | ||
3749 | val = 1 | BNX2_RPM_SORT_USER0_BC_EN | | |
3750 | BNX2_RPM_SORT_USER0_MC_EN; | |
3751 | REG_WR(bp, BNX2_RPM_SORT_USER0, 0x0); | |
3752 | REG_WR(bp, BNX2_RPM_SORT_USER0, val); | |
3753 | REG_WR(bp, BNX2_RPM_SORT_USER0, val | | |
3754 | BNX2_RPM_SORT_USER0_ENA); | |
3755 | ||
3756 | /* Need to enable EMAC and RPM for WOL. */ | |
3757 | REG_WR(bp, BNX2_MISC_ENABLE_SET_BITS, | |
3758 | BNX2_MISC_ENABLE_SET_BITS_RX_PARSER_MAC_ENABLE | | |
3759 | BNX2_MISC_ENABLE_SET_BITS_TX_HEADER_Q_ENABLE | | |
3760 | BNX2_MISC_ENABLE_SET_BITS_EMAC_ENABLE); | |
3761 | ||
3762 | val = REG_RD(bp, BNX2_RPM_CONFIG); | |
3763 | val &= ~BNX2_RPM_CONFIG_ACPI_ENA; | |
3764 | REG_WR(bp, BNX2_RPM_CONFIG, val); | |
3765 | ||
3766 | wol_msg = BNX2_DRV_MSG_CODE_SUSPEND_WOL; | |
3767 | } | |
3768 | else { | |
3769 | wol_msg = BNX2_DRV_MSG_CODE_SUSPEND_NO_WOL; | |
3770 | } | |
3771 | ||
f86e82fb | 3772 | if (!(bp->flags & BNX2_FLAG_NO_WOL)) |
a2f13890 MC |
3773 | bnx2_fw_sync(bp, BNX2_DRV_MSG_DATA_WAIT3 | wol_msg, |
3774 | 1, 0); | |
b6016b76 MC |
3775 | |
3776 | pmcsr &= ~PCI_PM_CTRL_STATE_MASK; | |
3777 | if ((CHIP_ID(bp) == CHIP_ID_5706_A0) || | |
3778 | (CHIP_ID(bp) == CHIP_ID_5706_A1)) { | |
3779 | ||
3780 | if (bp->wol) | |
3781 | pmcsr |= 3; | |
3782 | } | |
3783 | else { | |
3784 | pmcsr |= 3; | |
3785 | } | |
3786 | if (bp->wol) { | |
3787 | pmcsr |= PCI_PM_CTRL_PME_ENABLE; | |
3788 | } | |
3789 | pci_write_config_word(bp->pdev, bp->pm_cap + PCI_PM_CTRL, | |
3790 | pmcsr); | |
3791 | ||
3792 | /* No more memory access after this point until | |
3793 | * device is brought back to D0. | |
3794 | */ | |
3795 | udelay(50); | |
3796 | break; | |
3797 | } | |
3798 | default: | |
3799 | return -EINVAL; | |
3800 | } | |
3801 | return 0; | |
3802 | } | |
3803 | ||
3804 | static int | |
3805 | bnx2_acquire_nvram_lock(struct bnx2 *bp) | |
3806 | { | |
3807 | u32 val; | |
3808 | int j; | |
3809 | ||
3810 | /* Request access to the flash interface. */ | |
3811 | REG_WR(bp, BNX2_NVM_SW_ARB, BNX2_NVM_SW_ARB_ARB_REQ_SET2); | |
3812 | for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) { | |
3813 | val = REG_RD(bp, BNX2_NVM_SW_ARB); | |
3814 | if (val & BNX2_NVM_SW_ARB_ARB_ARB2) | |
3815 | break; | |
3816 | ||
3817 | udelay(5); | |
3818 | } | |
3819 | ||
3820 | if (j >= NVRAM_TIMEOUT_COUNT) | |
3821 | return -EBUSY; | |
3822 | ||
3823 | return 0; | |
3824 | } | |
3825 | ||
3826 | static int | |
3827 | bnx2_release_nvram_lock(struct bnx2 *bp) | |
3828 | { | |
3829 | int j; | |
3830 | u32 val; | |
3831 | ||
3832 | /* Relinquish nvram interface. */ | |
3833 | REG_WR(bp, BNX2_NVM_SW_ARB, BNX2_NVM_SW_ARB_ARB_REQ_CLR2); | |
3834 | ||
3835 | for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) { | |
3836 | val = REG_RD(bp, BNX2_NVM_SW_ARB); | |
3837 | if (!(val & BNX2_NVM_SW_ARB_ARB_ARB2)) | |
3838 | break; | |
3839 | ||
3840 | udelay(5); | |
3841 | } | |
3842 | ||
3843 | if (j >= NVRAM_TIMEOUT_COUNT) | |
3844 | return -EBUSY; | |
3845 | ||
3846 | return 0; | |
3847 | } | |
3848 | ||
3849 | ||
3850 | static int | |
3851 | bnx2_enable_nvram_write(struct bnx2 *bp) | |
3852 | { | |
3853 | u32 val; | |
3854 | ||
3855 | val = REG_RD(bp, BNX2_MISC_CFG); | |
3856 | REG_WR(bp, BNX2_MISC_CFG, val | BNX2_MISC_CFG_NVM_WR_EN_PCI); | |
3857 | ||
e30372c9 | 3858 | if (bp->flash_info->flags & BNX2_NV_WREN) { |
b6016b76 MC |
3859 | int j; |
3860 | ||
3861 | REG_WR(bp, BNX2_NVM_COMMAND, BNX2_NVM_COMMAND_DONE); | |
3862 | REG_WR(bp, BNX2_NVM_COMMAND, | |
3863 | BNX2_NVM_COMMAND_WREN | BNX2_NVM_COMMAND_DOIT); | |
3864 | ||
3865 | for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) { | |
3866 | udelay(5); | |
3867 | ||
3868 | val = REG_RD(bp, BNX2_NVM_COMMAND); | |
3869 | if (val & BNX2_NVM_COMMAND_DONE) | |
3870 | break; | |
3871 | } | |
3872 | ||
3873 | if (j >= NVRAM_TIMEOUT_COUNT) | |
3874 | return -EBUSY; | |
3875 | } | |
3876 | return 0; | |
3877 | } | |
3878 | ||
3879 | static void | |
3880 | bnx2_disable_nvram_write(struct bnx2 *bp) | |
3881 | { | |
3882 | u32 val; | |
3883 | ||
3884 | val = REG_RD(bp, BNX2_MISC_CFG); | |
3885 | REG_WR(bp, BNX2_MISC_CFG, val & ~BNX2_MISC_CFG_NVM_WR_EN); | |
3886 | } | |
3887 | ||
3888 | ||
3889 | static void | |
3890 | bnx2_enable_nvram_access(struct bnx2 *bp) | |
3891 | { | |
3892 | u32 val; | |
3893 | ||
3894 | val = REG_RD(bp, BNX2_NVM_ACCESS_ENABLE); | |
3895 | /* Enable both bits, even on read. */ | |
6aa20a22 | 3896 | REG_WR(bp, BNX2_NVM_ACCESS_ENABLE, |
b6016b76 MC |
3897 | val | BNX2_NVM_ACCESS_ENABLE_EN | BNX2_NVM_ACCESS_ENABLE_WR_EN); |
3898 | } | |
3899 | ||
3900 | static void | |
3901 | bnx2_disable_nvram_access(struct bnx2 *bp) | |
3902 | { | |
3903 | u32 val; | |
3904 | ||
3905 | val = REG_RD(bp, BNX2_NVM_ACCESS_ENABLE); | |
3906 | /* Disable both bits, even after read. */ | |
6aa20a22 | 3907 | REG_WR(bp, BNX2_NVM_ACCESS_ENABLE, |
b6016b76 MC |
3908 | val & ~(BNX2_NVM_ACCESS_ENABLE_EN | |
3909 | BNX2_NVM_ACCESS_ENABLE_WR_EN)); | |
3910 | } | |
3911 | ||
3912 | static int | |
3913 | bnx2_nvram_erase_page(struct bnx2 *bp, u32 offset) | |
3914 | { | |
3915 | u32 cmd; | |
3916 | int j; | |
3917 | ||
e30372c9 | 3918 | if (bp->flash_info->flags & BNX2_NV_BUFFERED) |
b6016b76 MC |
3919 | /* Buffered flash, no erase needed */ |
3920 | return 0; | |
3921 | ||
3922 | /* Build an erase command */ | |
3923 | cmd = BNX2_NVM_COMMAND_ERASE | BNX2_NVM_COMMAND_WR | | |
3924 | BNX2_NVM_COMMAND_DOIT; | |
3925 | ||
3926 | /* Need to clear DONE bit separately. */ | |
3927 | REG_WR(bp, BNX2_NVM_COMMAND, BNX2_NVM_COMMAND_DONE); | |
3928 | ||
3929 | /* Address of the NVRAM to read from. */ | |
3930 | REG_WR(bp, BNX2_NVM_ADDR, offset & BNX2_NVM_ADDR_NVM_ADDR_VALUE); | |
3931 | ||
3932 | /* Issue an erase command. */ | |
3933 | REG_WR(bp, BNX2_NVM_COMMAND, cmd); | |
3934 | ||
3935 | /* Wait for completion. */ | |
3936 | for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) { | |
3937 | u32 val; | |
3938 | ||
3939 | udelay(5); | |
3940 | ||
3941 | val = REG_RD(bp, BNX2_NVM_COMMAND); | |
3942 | if (val & BNX2_NVM_COMMAND_DONE) | |
3943 | break; | |
3944 | } | |
3945 | ||
3946 | if (j >= NVRAM_TIMEOUT_COUNT) | |
3947 | return -EBUSY; | |
3948 | ||
3949 | return 0; | |
3950 | } | |
3951 | ||
3952 | static int | |
3953 | bnx2_nvram_read_dword(struct bnx2 *bp, u32 offset, u8 *ret_val, u32 cmd_flags) | |
3954 | { | |
3955 | u32 cmd; | |
3956 | int j; | |
3957 | ||
3958 | /* Build the command word. */ | |
3959 | cmd = BNX2_NVM_COMMAND_DOIT | cmd_flags; | |
3960 | ||
e30372c9 MC |
3961 | /* Calculate an offset of a buffered flash, not needed for 5709. */ |
3962 | if (bp->flash_info->flags & BNX2_NV_TRANSLATE) { | |
b6016b76 MC |
3963 | offset = ((offset / bp->flash_info->page_size) << |
3964 | bp->flash_info->page_bits) + | |
3965 | (offset % bp->flash_info->page_size); | |
3966 | } | |
3967 | ||
3968 | /* Need to clear DONE bit separately. */ | |
3969 | REG_WR(bp, BNX2_NVM_COMMAND, BNX2_NVM_COMMAND_DONE); | |
3970 | ||
3971 | /* Address of the NVRAM to read from. */ | |
3972 | REG_WR(bp, BNX2_NVM_ADDR, offset & BNX2_NVM_ADDR_NVM_ADDR_VALUE); | |
3973 | ||
3974 | /* Issue a read command. */ | |
3975 | REG_WR(bp, BNX2_NVM_COMMAND, cmd); | |
3976 | ||
3977 | /* Wait for completion. */ | |
3978 | for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) { | |
3979 | u32 val; | |
3980 | ||
3981 | udelay(5); | |
3982 | ||
3983 | val = REG_RD(bp, BNX2_NVM_COMMAND); | |
3984 | if (val & BNX2_NVM_COMMAND_DONE) { | |
b491edd5 AV |
3985 | __be32 v = cpu_to_be32(REG_RD(bp, BNX2_NVM_READ)); |
3986 | memcpy(ret_val, &v, 4); | |
b6016b76 MC |
3987 | break; |
3988 | } | |
3989 | } | |
3990 | if (j >= NVRAM_TIMEOUT_COUNT) | |
3991 | return -EBUSY; | |
3992 | ||
3993 | return 0; | |
3994 | } | |
3995 | ||
3996 | ||
3997 | static int | |
3998 | bnx2_nvram_write_dword(struct bnx2 *bp, u32 offset, u8 *val, u32 cmd_flags) | |
3999 | { | |
b491edd5 AV |
4000 | u32 cmd; |
4001 | __be32 val32; | |
b6016b76 MC |
4002 | int j; |
4003 | ||
4004 | /* Build the command word. */ | |
4005 | cmd = BNX2_NVM_COMMAND_DOIT | BNX2_NVM_COMMAND_WR | cmd_flags; | |
4006 | ||
e30372c9 MC |
4007 | /* Calculate an offset of a buffered flash, not needed for 5709. */ |
4008 | if (bp->flash_info->flags & BNX2_NV_TRANSLATE) { | |
b6016b76 MC |
4009 | offset = ((offset / bp->flash_info->page_size) << |
4010 | bp->flash_info->page_bits) + | |
4011 | (offset % bp->flash_info->page_size); | |
4012 | } | |
4013 | ||
4014 | /* Need to clear DONE bit separately. */ | |
4015 | REG_WR(bp, BNX2_NVM_COMMAND, BNX2_NVM_COMMAND_DONE); | |
4016 | ||
4017 | memcpy(&val32, val, 4); | |
b6016b76 MC |
4018 | |
4019 | /* Write the data. */ | |
b491edd5 | 4020 | REG_WR(bp, BNX2_NVM_WRITE, be32_to_cpu(val32)); |
b6016b76 MC |
4021 | |
4022 | /* Address of the NVRAM to write to. */ | |
4023 | REG_WR(bp, BNX2_NVM_ADDR, offset & BNX2_NVM_ADDR_NVM_ADDR_VALUE); | |
4024 | ||
4025 | /* Issue the write command. */ | |
4026 | REG_WR(bp, BNX2_NVM_COMMAND, cmd); | |
4027 | ||
4028 | /* Wait for completion. */ | |
4029 | for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) { | |
4030 | udelay(5); | |
4031 | ||
4032 | if (REG_RD(bp, BNX2_NVM_COMMAND) & BNX2_NVM_COMMAND_DONE) | |
4033 | break; | |
4034 | } | |
4035 | if (j >= NVRAM_TIMEOUT_COUNT) | |
4036 | return -EBUSY; | |
4037 | ||
4038 | return 0; | |
4039 | } | |
4040 | ||
4041 | static int | |
4042 | bnx2_init_nvram(struct bnx2 *bp) | |
4043 | { | |
4044 | u32 val; | |
e30372c9 | 4045 | int j, entry_count, rc = 0; |
b6016b76 MC |
4046 | struct flash_spec *flash; |
4047 | ||
e30372c9 MC |
4048 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
4049 | bp->flash_info = &flash_5709; | |
4050 | goto get_flash_size; | |
4051 | } | |
4052 | ||
b6016b76 MC |
4053 | /* Determine the selected interface. */ |
4054 | val = REG_RD(bp, BNX2_NVM_CFG1); | |
4055 | ||
ff8ac609 | 4056 | entry_count = ARRAY_SIZE(flash_table); |
b6016b76 | 4057 | |
b6016b76 MC |
4058 | if (val & 0x40000000) { |
4059 | ||
4060 | /* Flash interface has been reconfigured */ | |
4061 | for (j = 0, flash = &flash_table[0]; j < entry_count; | |
37137709 MC |
4062 | j++, flash++) { |
4063 | if ((val & FLASH_BACKUP_STRAP_MASK) == | |
4064 | (flash->config1 & FLASH_BACKUP_STRAP_MASK)) { | |
b6016b76 MC |
4065 | bp->flash_info = flash; |
4066 | break; | |
4067 | } | |
4068 | } | |
4069 | } | |
4070 | else { | |
37137709 | 4071 | u32 mask; |
b6016b76 MC |
4072 | /* Not yet been reconfigured */ |
4073 | ||
37137709 MC |
4074 | if (val & (1 << 23)) |
4075 | mask = FLASH_BACKUP_STRAP_MASK; | |
4076 | else | |
4077 | mask = FLASH_STRAP_MASK; | |
4078 | ||
b6016b76 MC |
4079 | for (j = 0, flash = &flash_table[0]; j < entry_count; |
4080 | j++, flash++) { | |
4081 | ||
37137709 | 4082 | if ((val & mask) == (flash->strapping & mask)) { |
b6016b76 MC |
4083 | bp->flash_info = flash; |
4084 | ||
4085 | /* Request access to the flash interface. */ | |
4086 | if ((rc = bnx2_acquire_nvram_lock(bp)) != 0) | |
4087 | return rc; | |
4088 | ||
4089 | /* Enable access to flash interface */ | |
4090 | bnx2_enable_nvram_access(bp); | |
4091 | ||
4092 | /* Reconfigure the flash interface */ | |
4093 | REG_WR(bp, BNX2_NVM_CFG1, flash->config1); | |
4094 | REG_WR(bp, BNX2_NVM_CFG2, flash->config2); | |
4095 | REG_WR(bp, BNX2_NVM_CFG3, flash->config3); | |
4096 | REG_WR(bp, BNX2_NVM_WRITE1, flash->write1); | |
4097 | ||
4098 | /* Disable access to flash interface */ | |
4099 | bnx2_disable_nvram_access(bp); | |
4100 | bnx2_release_nvram_lock(bp); | |
4101 | ||
4102 | break; | |
4103 | } | |
4104 | } | |
4105 | } /* if (val & 0x40000000) */ | |
4106 | ||
4107 | if (j == entry_count) { | |
4108 | bp->flash_info = NULL; | |
2f23c523 | 4109 | printk(KERN_ALERT PFX "Unknown flash/EEPROM type.\n"); |
1122db71 | 4110 | return -ENODEV; |
b6016b76 MC |
4111 | } |
4112 | ||
e30372c9 | 4113 | get_flash_size: |
2726d6e1 | 4114 | val = bnx2_shmem_rd(bp, BNX2_SHARED_HW_CFG_CONFIG2); |
1122db71 MC |
4115 | val &= BNX2_SHARED_HW_CFG2_NVM_SIZE_MASK; |
4116 | if (val) | |
4117 | bp->flash_size = val; | |
4118 | else | |
4119 | bp->flash_size = bp->flash_info->total_size; | |
4120 | ||
b6016b76 MC |
4121 | return rc; |
4122 | } | |
4123 | ||
4124 | static int | |
4125 | bnx2_nvram_read(struct bnx2 *bp, u32 offset, u8 *ret_buf, | |
4126 | int buf_size) | |
4127 | { | |
4128 | int rc = 0; | |
4129 | u32 cmd_flags, offset32, len32, extra; | |
4130 | ||
4131 | if (buf_size == 0) | |
4132 | return 0; | |
4133 | ||
4134 | /* Request access to the flash interface. */ | |
4135 | if ((rc = bnx2_acquire_nvram_lock(bp)) != 0) | |
4136 | return rc; | |
4137 | ||
4138 | /* Enable access to flash interface */ | |
4139 | bnx2_enable_nvram_access(bp); | |
4140 | ||
4141 | len32 = buf_size; | |
4142 | offset32 = offset; | |
4143 | extra = 0; | |
4144 | ||
4145 | cmd_flags = 0; | |
4146 | ||
4147 | if (offset32 & 3) { | |
4148 | u8 buf[4]; | |
4149 | u32 pre_len; | |
4150 | ||
4151 | offset32 &= ~3; | |
4152 | pre_len = 4 - (offset & 3); | |
4153 | ||
4154 | if (pre_len >= len32) { | |
4155 | pre_len = len32; | |
4156 | cmd_flags = BNX2_NVM_COMMAND_FIRST | | |
4157 | BNX2_NVM_COMMAND_LAST; | |
4158 | } | |
4159 | else { | |
4160 | cmd_flags = BNX2_NVM_COMMAND_FIRST; | |
4161 | } | |
4162 | ||
4163 | rc = bnx2_nvram_read_dword(bp, offset32, buf, cmd_flags); | |
4164 | ||
4165 | if (rc) | |
4166 | return rc; | |
4167 | ||
4168 | memcpy(ret_buf, buf + (offset & 3), pre_len); | |
4169 | ||
4170 | offset32 += 4; | |
4171 | ret_buf += pre_len; | |
4172 | len32 -= pre_len; | |
4173 | } | |
4174 | if (len32 & 3) { | |
4175 | extra = 4 - (len32 & 3); | |
4176 | len32 = (len32 + 4) & ~3; | |
4177 | } | |
4178 | ||
4179 | if (len32 == 4) { | |
4180 | u8 buf[4]; | |
4181 | ||
4182 | if (cmd_flags) | |
4183 | cmd_flags = BNX2_NVM_COMMAND_LAST; | |
4184 | else | |
4185 | cmd_flags = BNX2_NVM_COMMAND_FIRST | | |
4186 | BNX2_NVM_COMMAND_LAST; | |
4187 | ||
4188 | rc = bnx2_nvram_read_dword(bp, offset32, buf, cmd_flags); | |
4189 | ||
4190 | memcpy(ret_buf, buf, 4 - extra); | |
4191 | } | |
4192 | else if (len32 > 0) { | |
4193 | u8 buf[4]; | |
4194 | ||
4195 | /* Read the first word. */ | |
4196 | if (cmd_flags) | |
4197 | cmd_flags = 0; | |
4198 | else | |
4199 | cmd_flags = BNX2_NVM_COMMAND_FIRST; | |
4200 | ||
4201 | rc = bnx2_nvram_read_dword(bp, offset32, ret_buf, cmd_flags); | |
4202 | ||
4203 | /* Advance to the next dword. */ | |
4204 | offset32 += 4; | |
4205 | ret_buf += 4; | |
4206 | len32 -= 4; | |
4207 | ||
4208 | while (len32 > 4 && rc == 0) { | |
4209 | rc = bnx2_nvram_read_dword(bp, offset32, ret_buf, 0); | |
4210 | ||
4211 | /* Advance to the next dword. */ | |
4212 | offset32 += 4; | |
4213 | ret_buf += 4; | |
4214 | len32 -= 4; | |
4215 | } | |
4216 | ||
4217 | if (rc) | |
4218 | return rc; | |
4219 | ||
4220 | cmd_flags = BNX2_NVM_COMMAND_LAST; | |
4221 | rc = bnx2_nvram_read_dword(bp, offset32, buf, cmd_flags); | |
4222 | ||
4223 | memcpy(ret_buf, buf, 4 - extra); | |
4224 | } | |
4225 | ||
4226 | /* Disable access to flash interface */ | |
4227 | bnx2_disable_nvram_access(bp); | |
4228 | ||
4229 | bnx2_release_nvram_lock(bp); | |
4230 | ||
4231 | return rc; | |
4232 | } | |
4233 | ||
4234 | static int | |
4235 | bnx2_nvram_write(struct bnx2 *bp, u32 offset, u8 *data_buf, | |
4236 | int buf_size) | |
4237 | { | |
4238 | u32 written, offset32, len32; | |
e6be763f | 4239 | u8 *buf, start[4], end[4], *align_buf = NULL, *flash_buffer = NULL; |
b6016b76 MC |
4240 | int rc = 0; |
4241 | int align_start, align_end; | |
4242 | ||
4243 | buf = data_buf; | |
4244 | offset32 = offset; | |
4245 | len32 = buf_size; | |
4246 | align_start = align_end = 0; | |
4247 | ||
4248 | if ((align_start = (offset32 & 3))) { | |
4249 | offset32 &= ~3; | |
c873879c MC |
4250 | len32 += align_start; |
4251 | if (len32 < 4) | |
4252 | len32 = 4; | |
b6016b76 MC |
4253 | if ((rc = bnx2_nvram_read(bp, offset32, start, 4))) |
4254 | return rc; | |
4255 | } | |
4256 | ||
4257 | if (len32 & 3) { | |
c873879c MC |
4258 | align_end = 4 - (len32 & 3); |
4259 | len32 += align_end; | |
4260 | if ((rc = bnx2_nvram_read(bp, offset32 + len32 - 4, end, 4))) | |
4261 | return rc; | |
b6016b76 MC |
4262 | } |
4263 | ||
4264 | if (align_start || align_end) { | |
e6be763f MC |
4265 | align_buf = kmalloc(len32, GFP_KERNEL); |
4266 | if (align_buf == NULL) | |
b6016b76 MC |
4267 | return -ENOMEM; |
4268 | if (align_start) { | |
e6be763f | 4269 | memcpy(align_buf, start, 4); |
b6016b76 MC |
4270 | } |
4271 | if (align_end) { | |
e6be763f | 4272 | memcpy(align_buf + len32 - 4, end, 4); |
b6016b76 | 4273 | } |
e6be763f MC |
4274 | memcpy(align_buf + align_start, data_buf, buf_size); |
4275 | buf = align_buf; | |
b6016b76 MC |
4276 | } |
4277 | ||
e30372c9 | 4278 | if (!(bp->flash_info->flags & BNX2_NV_BUFFERED)) { |
ae181bc4 MC |
4279 | flash_buffer = kmalloc(264, GFP_KERNEL); |
4280 | if (flash_buffer == NULL) { | |
4281 | rc = -ENOMEM; | |
4282 | goto nvram_write_end; | |
4283 | } | |
4284 | } | |
4285 | ||
b6016b76 MC |
4286 | written = 0; |
4287 | while ((written < len32) && (rc == 0)) { | |
4288 | u32 page_start, page_end, data_start, data_end; | |
4289 | u32 addr, cmd_flags; | |
4290 | int i; | |
b6016b76 MC |
4291 | |
4292 | /* Find the page_start addr */ | |
4293 | page_start = offset32 + written; | |
4294 | page_start -= (page_start % bp->flash_info->page_size); | |
4295 | /* Find the page_end addr */ | |
4296 | page_end = page_start + bp->flash_info->page_size; | |
4297 | /* Find the data_start addr */ | |
4298 | data_start = (written == 0) ? offset32 : page_start; | |
4299 | /* Find the data_end addr */ | |
6aa20a22 | 4300 | data_end = (page_end > offset32 + len32) ? |
b6016b76 MC |
4301 | (offset32 + len32) : page_end; |
4302 | ||
4303 | /* Request access to the flash interface. */ | |
4304 | if ((rc = bnx2_acquire_nvram_lock(bp)) != 0) | |
4305 | goto nvram_write_end; | |
4306 | ||
4307 | /* Enable access to flash interface */ | |
4308 | bnx2_enable_nvram_access(bp); | |
4309 | ||
4310 | cmd_flags = BNX2_NVM_COMMAND_FIRST; | |
e30372c9 | 4311 | if (!(bp->flash_info->flags & BNX2_NV_BUFFERED)) { |
b6016b76 MC |
4312 | int j; |
4313 | ||
4314 | /* Read the whole page into the buffer | |
4315 | * (non-buffer flash only) */ | |
4316 | for (j = 0; j < bp->flash_info->page_size; j += 4) { | |
4317 | if (j == (bp->flash_info->page_size - 4)) { | |
4318 | cmd_flags |= BNX2_NVM_COMMAND_LAST; | |
4319 | } | |
4320 | rc = bnx2_nvram_read_dword(bp, | |
6aa20a22 JG |
4321 | page_start + j, |
4322 | &flash_buffer[j], | |
b6016b76 MC |
4323 | cmd_flags); |
4324 | ||
4325 | if (rc) | |
4326 | goto nvram_write_end; | |
4327 | ||
4328 | cmd_flags = 0; | |
4329 | } | |
4330 | } | |
4331 | ||
4332 | /* Enable writes to flash interface (unlock write-protect) */ | |
4333 | if ((rc = bnx2_enable_nvram_write(bp)) != 0) | |
4334 | goto nvram_write_end; | |
4335 | ||
b6016b76 MC |
4336 | /* Loop to write back the buffer data from page_start to |
4337 | * data_start */ | |
4338 | i = 0; | |
e30372c9 | 4339 | if (!(bp->flash_info->flags & BNX2_NV_BUFFERED)) { |
c873879c MC |
4340 | /* Erase the page */ |
4341 | if ((rc = bnx2_nvram_erase_page(bp, page_start)) != 0) | |
4342 | goto nvram_write_end; | |
4343 | ||
4344 | /* Re-enable the write again for the actual write */ | |
4345 | bnx2_enable_nvram_write(bp); | |
4346 | ||
b6016b76 MC |
4347 | for (addr = page_start; addr < data_start; |
4348 | addr += 4, i += 4) { | |
6aa20a22 | 4349 | |
b6016b76 MC |
4350 | rc = bnx2_nvram_write_dword(bp, addr, |
4351 | &flash_buffer[i], cmd_flags); | |
4352 | ||
4353 | if (rc != 0) | |
4354 | goto nvram_write_end; | |
4355 | ||
4356 | cmd_flags = 0; | |
4357 | } | |
4358 | } | |
4359 | ||
4360 | /* Loop to write the new data from data_start to data_end */ | |
bae25761 | 4361 | for (addr = data_start; addr < data_end; addr += 4, i += 4) { |
b6016b76 | 4362 | if ((addr == page_end - 4) || |
e30372c9 | 4363 | ((bp->flash_info->flags & BNX2_NV_BUFFERED) && |
b6016b76 MC |
4364 | (addr == data_end - 4))) { |
4365 | ||
4366 | cmd_flags |= BNX2_NVM_COMMAND_LAST; | |
4367 | } | |
4368 | rc = bnx2_nvram_write_dword(bp, addr, buf, | |
4369 | cmd_flags); | |
4370 | ||
4371 | if (rc != 0) | |
4372 | goto nvram_write_end; | |
4373 | ||
4374 | cmd_flags = 0; | |
4375 | buf += 4; | |
4376 | } | |
4377 | ||
4378 | /* Loop to write back the buffer data from data_end | |
4379 | * to page_end */ | |
e30372c9 | 4380 | if (!(bp->flash_info->flags & BNX2_NV_BUFFERED)) { |
b6016b76 MC |
4381 | for (addr = data_end; addr < page_end; |
4382 | addr += 4, i += 4) { | |
6aa20a22 | 4383 | |
b6016b76 MC |
4384 | if (addr == page_end-4) { |
4385 | cmd_flags = BNX2_NVM_COMMAND_LAST; | |
4386 | } | |
4387 | rc = bnx2_nvram_write_dword(bp, addr, | |
4388 | &flash_buffer[i], cmd_flags); | |
4389 | ||
4390 | if (rc != 0) | |
4391 | goto nvram_write_end; | |
4392 | ||
4393 | cmd_flags = 0; | |
4394 | } | |
4395 | } | |
4396 | ||
4397 | /* Disable writes to flash interface (lock write-protect) */ | |
4398 | bnx2_disable_nvram_write(bp); | |
4399 | ||
4400 | /* Disable access to flash interface */ | |
4401 | bnx2_disable_nvram_access(bp); | |
4402 | bnx2_release_nvram_lock(bp); | |
4403 | ||
4404 | /* Increment written */ | |
4405 | written += data_end - data_start; | |
4406 | } | |
4407 | ||
4408 | nvram_write_end: | |
e6be763f MC |
4409 | kfree(flash_buffer); |
4410 | kfree(align_buf); | |
b6016b76 MC |
4411 | return rc; |
4412 | } | |
4413 | ||
0d8a6571 | 4414 | static void |
7c62e83b | 4415 | bnx2_init_fw_cap(struct bnx2 *bp) |
0d8a6571 | 4416 | { |
7c62e83b | 4417 | u32 val, sig = 0; |
0d8a6571 | 4418 | |
583c28e5 | 4419 | bp->phy_flags &= ~BNX2_PHY_FLAG_REMOTE_PHY_CAP; |
7c62e83b MC |
4420 | bp->flags &= ~BNX2_FLAG_CAN_KEEP_VLAN; |
4421 | ||
4422 | if (!(bp->flags & BNX2_FLAG_ASF_ENABLE)) | |
4423 | bp->flags |= BNX2_FLAG_CAN_KEEP_VLAN; | |
0d8a6571 | 4424 | |
2726d6e1 | 4425 | val = bnx2_shmem_rd(bp, BNX2_FW_CAP_MB); |
0d8a6571 MC |
4426 | if ((val & BNX2_FW_CAP_SIGNATURE_MASK) != BNX2_FW_CAP_SIGNATURE) |
4427 | return; | |
4428 | ||
7c62e83b MC |
4429 | if ((val & BNX2_FW_CAP_CAN_KEEP_VLAN) == BNX2_FW_CAP_CAN_KEEP_VLAN) { |
4430 | bp->flags |= BNX2_FLAG_CAN_KEEP_VLAN; | |
4431 | sig |= BNX2_DRV_ACK_CAP_SIGNATURE | BNX2_FW_CAP_CAN_KEEP_VLAN; | |
4432 | } | |
4433 | ||
4434 | if ((bp->phy_flags & BNX2_PHY_FLAG_SERDES) && | |
4435 | (val & BNX2_FW_CAP_REMOTE_PHY_CAPABLE)) { | |
4436 | u32 link; | |
4437 | ||
583c28e5 | 4438 | bp->phy_flags |= BNX2_PHY_FLAG_REMOTE_PHY_CAP; |
0d8a6571 | 4439 | |
7c62e83b MC |
4440 | link = bnx2_shmem_rd(bp, BNX2_LINK_STATUS); |
4441 | if (link & BNX2_LINK_STATUS_SERDES_LINK) | |
0d8a6571 MC |
4442 | bp->phy_port = PORT_FIBRE; |
4443 | else | |
4444 | bp->phy_port = PORT_TP; | |
489310a4 | 4445 | |
7c62e83b MC |
4446 | sig |= BNX2_DRV_ACK_CAP_SIGNATURE | |
4447 | BNX2_FW_CAP_REMOTE_PHY_CAPABLE; | |
0d8a6571 | 4448 | } |
7c62e83b MC |
4449 | |
4450 | if (netif_running(bp->dev) && sig) | |
4451 | bnx2_shmem_wr(bp, BNX2_DRV_ACK_CAP_MB, sig); | |
0d8a6571 MC |
4452 | } |
4453 | ||
b4b36042 MC |
4454 | static void |
4455 | bnx2_setup_msix_tbl(struct bnx2 *bp) | |
4456 | { | |
4457 | REG_WR(bp, BNX2_PCI_GRC_WINDOW_ADDR, BNX2_PCI_GRC_WINDOW_ADDR_SEP_WIN); | |
4458 | ||
4459 | REG_WR(bp, BNX2_PCI_GRC_WINDOW2_ADDR, BNX2_MSIX_TABLE_ADDR); | |
4460 | REG_WR(bp, BNX2_PCI_GRC_WINDOW3_ADDR, BNX2_MSIX_PBA_ADDR); | |
4461 | } | |
4462 | ||
b6016b76 MC |
4463 | static int |
4464 | bnx2_reset_chip(struct bnx2 *bp, u32 reset_code) | |
4465 | { | |
4466 | u32 val; | |
4467 | int i, rc = 0; | |
489310a4 | 4468 | u8 old_port; |
b6016b76 MC |
4469 | |
4470 | /* Wait for the current PCI transaction to complete before | |
4471 | * issuing a reset. */ | |
4472 | REG_WR(bp, BNX2_MISC_ENABLE_CLR_BITS, | |
4473 | BNX2_MISC_ENABLE_CLR_BITS_TX_DMA_ENABLE | | |
4474 | BNX2_MISC_ENABLE_CLR_BITS_DMA_ENGINE_ENABLE | | |
4475 | BNX2_MISC_ENABLE_CLR_BITS_RX_DMA_ENABLE | | |
4476 | BNX2_MISC_ENABLE_CLR_BITS_HOST_COALESCE_ENABLE); | |
4477 | val = REG_RD(bp, BNX2_MISC_ENABLE_CLR_BITS); | |
4478 | udelay(5); | |
4479 | ||
b090ae2b | 4480 | /* Wait for the firmware to tell us it is ok to issue a reset. */ |
a2f13890 | 4481 | bnx2_fw_sync(bp, BNX2_DRV_MSG_DATA_WAIT0 | reset_code, 1, 1); |
b090ae2b | 4482 | |
b6016b76 MC |
4483 | /* Deposit a driver reset signature so the firmware knows that |
4484 | * this is a soft reset. */ | |
2726d6e1 MC |
4485 | bnx2_shmem_wr(bp, BNX2_DRV_RESET_SIGNATURE, |
4486 | BNX2_DRV_RESET_SIGNATURE_MAGIC); | |
b6016b76 | 4487 | |
b6016b76 MC |
4488 | /* Do a dummy read to force the chip to complete all current transaction |
4489 | * before we issue a reset. */ | |
4490 | val = REG_RD(bp, BNX2_MISC_ID); | |
4491 | ||
234754d5 MC |
4492 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
4493 | REG_WR(bp, BNX2_MISC_COMMAND, BNX2_MISC_COMMAND_SW_RESET); | |
4494 | REG_RD(bp, BNX2_MISC_COMMAND); | |
4495 | udelay(5); | |
b6016b76 | 4496 | |
234754d5 MC |
4497 | val = BNX2_PCICFG_MISC_CONFIG_REG_WINDOW_ENA | |
4498 | BNX2_PCICFG_MISC_CONFIG_TARGET_MB_WORD_SWAP; | |
b6016b76 | 4499 | |
234754d5 | 4500 | pci_write_config_dword(bp->pdev, BNX2_PCICFG_MISC_CONFIG, val); |
b6016b76 | 4501 | |
234754d5 MC |
4502 | } else { |
4503 | val = BNX2_PCICFG_MISC_CONFIG_CORE_RST_REQ | | |
4504 | BNX2_PCICFG_MISC_CONFIG_REG_WINDOW_ENA | | |
4505 | BNX2_PCICFG_MISC_CONFIG_TARGET_MB_WORD_SWAP; | |
4506 | ||
4507 | /* Chip reset. */ | |
4508 | REG_WR(bp, BNX2_PCICFG_MISC_CONFIG, val); | |
4509 | ||
594a9dfa MC |
4510 | /* Reading back any register after chip reset will hang the |
4511 | * bus on 5706 A0 and A1. The msleep below provides plenty | |
4512 | * of margin for write posting. | |
4513 | */ | |
234754d5 | 4514 | if ((CHIP_ID(bp) == CHIP_ID_5706_A0) || |
8e545881 AV |
4515 | (CHIP_ID(bp) == CHIP_ID_5706_A1)) |
4516 | msleep(20); | |
b6016b76 | 4517 | |
234754d5 MC |
4518 | /* Reset takes approximate 30 usec */ |
4519 | for (i = 0; i < 10; i++) { | |
4520 | val = REG_RD(bp, BNX2_PCICFG_MISC_CONFIG); | |
4521 | if ((val & (BNX2_PCICFG_MISC_CONFIG_CORE_RST_REQ | | |
4522 | BNX2_PCICFG_MISC_CONFIG_CORE_RST_BSY)) == 0) | |
4523 | break; | |
4524 | udelay(10); | |
4525 | } | |
4526 | ||
4527 | if (val & (BNX2_PCICFG_MISC_CONFIG_CORE_RST_REQ | | |
4528 | BNX2_PCICFG_MISC_CONFIG_CORE_RST_BSY)) { | |
4529 | printk(KERN_ERR PFX "Chip reset did not complete\n"); | |
4530 | return -EBUSY; | |
4531 | } | |
b6016b76 MC |
4532 | } |
4533 | ||
4534 | /* Make sure byte swapping is properly configured. */ | |
4535 | val = REG_RD(bp, BNX2_PCI_SWAP_DIAG0); | |
4536 | if (val != 0x01020304) { | |
4537 | printk(KERN_ERR PFX "Chip not in correct endian mode\n"); | |
4538 | return -ENODEV; | |
4539 | } | |
4540 | ||
b6016b76 | 4541 | /* Wait for the firmware to finish its initialization. */ |
a2f13890 | 4542 | rc = bnx2_fw_sync(bp, BNX2_DRV_MSG_DATA_WAIT1 | reset_code, 1, 0); |
b090ae2b MC |
4543 | if (rc) |
4544 | return rc; | |
b6016b76 | 4545 | |
0d8a6571 | 4546 | spin_lock_bh(&bp->phy_lock); |
489310a4 | 4547 | old_port = bp->phy_port; |
7c62e83b | 4548 | bnx2_init_fw_cap(bp); |
583c28e5 MC |
4549 | if ((bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) && |
4550 | old_port != bp->phy_port) | |
0d8a6571 MC |
4551 | bnx2_set_default_remote_link(bp); |
4552 | spin_unlock_bh(&bp->phy_lock); | |
4553 | ||
b6016b76 MC |
4554 | if (CHIP_ID(bp) == CHIP_ID_5706_A0) { |
4555 | /* Adjust the voltage regular to two steps lower. The default | |
4556 | * of this register is 0x0000000e. */ | |
4557 | REG_WR(bp, BNX2_MISC_VREG_CONTROL, 0x000000fa); | |
4558 | ||
4559 | /* Remove bad rbuf memory from the free pool. */ | |
4560 | rc = bnx2_alloc_bad_rbuf(bp); | |
4561 | } | |
4562 | ||
f86e82fb | 4563 | if (bp->flags & BNX2_FLAG_USING_MSIX) |
b4b36042 MC |
4564 | bnx2_setup_msix_tbl(bp); |
4565 | ||
b6016b76 MC |
4566 | return rc; |
4567 | } | |
4568 | ||
4569 | static int | |
4570 | bnx2_init_chip(struct bnx2 *bp) | |
4571 | { | |
d8026d93 | 4572 | u32 val, mtu; |
b4b36042 | 4573 | int rc, i; |
b6016b76 MC |
4574 | |
4575 | /* Make sure the interrupt is not active. */ | |
4576 | REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, BNX2_PCICFG_INT_ACK_CMD_MASK_INT); | |
4577 | ||
4578 | val = BNX2_DMA_CONFIG_DATA_BYTE_SWAP | | |
4579 | BNX2_DMA_CONFIG_DATA_WORD_SWAP | | |
4580 | #ifdef __BIG_ENDIAN | |
6aa20a22 | 4581 | BNX2_DMA_CONFIG_CNTL_BYTE_SWAP | |
b6016b76 | 4582 | #endif |
6aa20a22 | 4583 | BNX2_DMA_CONFIG_CNTL_WORD_SWAP | |
b6016b76 MC |
4584 | DMA_READ_CHANS << 12 | |
4585 | DMA_WRITE_CHANS << 16; | |
4586 | ||
4587 | val |= (0x2 << 20) | (1 << 11); | |
4588 | ||
f86e82fb | 4589 | if ((bp->flags & BNX2_FLAG_PCIX) && (bp->bus_speed_mhz == 133)) |
b6016b76 MC |
4590 | val |= (1 << 23); |
4591 | ||
4592 | if ((CHIP_NUM(bp) == CHIP_NUM_5706) && | |
f86e82fb | 4593 | (CHIP_ID(bp) != CHIP_ID_5706_A0) && !(bp->flags & BNX2_FLAG_PCIX)) |
b6016b76 MC |
4594 | val |= BNX2_DMA_CONFIG_CNTL_PING_PONG_DMA; |
4595 | ||
4596 | REG_WR(bp, BNX2_DMA_CONFIG, val); | |
4597 | ||
4598 | if (CHIP_ID(bp) == CHIP_ID_5706_A0) { | |
4599 | val = REG_RD(bp, BNX2_TDMA_CONFIG); | |
4600 | val |= BNX2_TDMA_CONFIG_ONE_DMA; | |
4601 | REG_WR(bp, BNX2_TDMA_CONFIG, val); | |
4602 | } | |
4603 | ||
f86e82fb | 4604 | if (bp->flags & BNX2_FLAG_PCIX) { |
b6016b76 MC |
4605 | u16 val16; |
4606 | ||
4607 | pci_read_config_word(bp->pdev, bp->pcix_cap + PCI_X_CMD, | |
4608 | &val16); | |
4609 | pci_write_config_word(bp->pdev, bp->pcix_cap + PCI_X_CMD, | |
4610 | val16 & ~PCI_X_CMD_ERO); | |
4611 | } | |
4612 | ||
4613 | REG_WR(bp, BNX2_MISC_ENABLE_SET_BITS, | |
4614 | BNX2_MISC_ENABLE_SET_BITS_HOST_COALESCE_ENABLE | | |
4615 | BNX2_MISC_ENABLE_STATUS_BITS_RX_V2P_ENABLE | | |
4616 | BNX2_MISC_ENABLE_STATUS_BITS_CONTEXT_ENABLE); | |
4617 | ||
4618 | /* Initialize context mapping and zero out the quick contexts. The | |
4619 | * context block must have already been enabled. */ | |
641bdcd5 MC |
4620 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
4621 | rc = bnx2_init_5709_context(bp); | |
4622 | if (rc) | |
4623 | return rc; | |
4624 | } else | |
59b47d8a | 4625 | bnx2_init_context(bp); |
b6016b76 | 4626 | |
fba9fe91 MC |
4627 | if ((rc = bnx2_init_cpus(bp)) != 0) |
4628 | return rc; | |
4629 | ||
b6016b76 MC |
4630 | bnx2_init_nvram(bp); |
4631 | ||
5fcaed01 | 4632 | bnx2_set_mac_addr(bp, bp->dev->dev_addr, 0); |
b6016b76 MC |
4633 | |
4634 | val = REG_RD(bp, BNX2_MQ_CONFIG); | |
4635 | val &= ~BNX2_MQ_CONFIG_KNL_BYP_BLK_SIZE; | |
4636 | val |= BNX2_MQ_CONFIG_KNL_BYP_BLK_SIZE_256; | |
68c9f75a MC |
4637 | if (CHIP_ID(bp) == CHIP_ID_5709_A0 || CHIP_ID(bp) == CHIP_ID_5709_A1) |
4638 | val |= BNX2_MQ_CONFIG_HALT_DIS; | |
4639 | ||
b6016b76 MC |
4640 | REG_WR(bp, BNX2_MQ_CONFIG, val); |
4641 | ||
4642 | val = 0x10000 + (MAX_CID_CNT * MB_KERNEL_CTX_SIZE); | |
4643 | REG_WR(bp, BNX2_MQ_KNL_BYP_WIND_START, val); | |
4644 | REG_WR(bp, BNX2_MQ_KNL_WIND_END, val); | |
4645 | ||
4646 | val = (BCM_PAGE_BITS - 8) << 24; | |
4647 | REG_WR(bp, BNX2_RV2P_CONFIG, val); | |
4648 | ||
4649 | /* Configure page size. */ | |
4650 | val = REG_RD(bp, BNX2_TBDR_CONFIG); | |
4651 | val &= ~BNX2_TBDR_CONFIG_PAGE_SIZE; | |
4652 | val |= (BCM_PAGE_BITS - 8) << 24 | 0x40; | |
4653 | REG_WR(bp, BNX2_TBDR_CONFIG, val); | |
4654 | ||
4655 | val = bp->mac_addr[0] + | |
4656 | (bp->mac_addr[1] << 8) + | |
4657 | (bp->mac_addr[2] << 16) + | |
4658 | bp->mac_addr[3] + | |
4659 | (bp->mac_addr[4] << 8) + | |
4660 | (bp->mac_addr[5] << 16); | |
4661 | REG_WR(bp, BNX2_EMAC_BACKOFF_SEED, val); | |
4662 | ||
4663 | /* Program the MTU. Also include 4 bytes for CRC32. */ | |
d8026d93 MC |
4664 | mtu = bp->dev->mtu; |
4665 | val = mtu + ETH_HLEN + ETH_FCS_LEN; | |
b6016b76 MC |
4666 | if (val > (MAX_ETHERNET_PACKET_SIZE + 4)) |
4667 | val |= BNX2_EMAC_RX_MTU_SIZE_JUMBO_ENA; | |
4668 | REG_WR(bp, BNX2_EMAC_RX_MTU_SIZE, val); | |
4669 | ||
d8026d93 MC |
4670 | if (mtu < 1500) |
4671 | mtu = 1500; | |
4672 | ||
4673 | bnx2_reg_wr_ind(bp, BNX2_RBUF_CONFIG, BNX2_RBUF_CONFIG_VAL(mtu)); | |
4674 | bnx2_reg_wr_ind(bp, BNX2_RBUF_CONFIG2, BNX2_RBUF_CONFIG2_VAL(mtu)); | |
4675 | bnx2_reg_wr_ind(bp, BNX2_RBUF_CONFIG3, BNX2_RBUF_CONFIG3_VAL(mtu)); | |
4676 | ||
b4b36042 MC |
4677 | for (i = 0; i < BNX2_MAX_MSIX_VEC; i++) |
4678 | bp->bnx2_napi[i].last_status_idx = 0; | |
4679 | ||
efba0180 MC |
4680 | bp->idle_chk_status_idx = 0xffff; |
4681 | ||
b6016b76 MC |
4682 | bp->rx_mode = BNX2_EMAC_RX_MODE_SORT_MODE; |
4683 | ||
4684 | /* Set up how to generate a link change interrupt. */ | |
4685 | REG_WR(bp, BNX2_EMAC_ATTENTION_ENA, BNX2_EMAC_ATTENTION_ENA_LINK); | |
4686 | ||
4687 | REG_WR(bp, BNX2_HC_STATUS_ADDR_L, | |
4688 | (u64) bp->status_blk_mapping & 0xffffffff); | |
4689 | REG_WR(bp, BNX2_HC_STATUS_ADDR_H, (u64) bp->status_blk_mapping >> 32); | |
4690 | ||
4691 | REG_WR(bp, BNX2_HC_STATISTICS_ADDR_L, | |
4692 | (u64) bp->stats_blk_mapping & 0xffffffff); | |
4693 | REG_WR(bp, BNX2_HC_STATISTICS_ADDR_H, | |
4694 | (u64) bp->stats_blk_mapping >> 32); | |
4695 | ||
6aa20a22 | 4696 | REG_WR(bp, BNX2_HC_TX_QUICK_CONS_TRIP, |
b6016b76 MC |
4697 | (bp->tx_quick_cons_trip_int << 16) | bp->tx_quick_cons_trip); |
4698 | ||
4699 | REG_WR(bp, BNX2_HC_RX_QUICK_CONS_TRIP, | |
4700 | (bp->rx_quick_cons_trip_int << 16) | bp->rx_quick_cons_trip); | |
4701 | ||
4702 | REG_WR(bp, BNX2_HC_COMP_PROD_TRIP, | |
4703 | (bp->comp_prod_trip_int << 16) | bp->comp_prod_trip); | |
4704 | ||
4705 | REG_WR(bp, BNX2_HC_TX_TICKS, (bp->tx_ticks_int << 16) | bp->tx_ticks); | |
4706 | ||
4707 | REG_WR(bp, BNX2_HC_RX_TICKS, (bp->rx_ticks_int << 16) | bp->rx_ticks); | |
4708 | ||
4709 | REG_WR(bp, BNX2_HC_COM_TICKS, | |
4710 | (bp->com_ticks_int << 16) | bp->com_ticks); | |
4711 | ||
4712 | REG_WR(bp, BNX2_HC_CMD_TICKS, | |
4713 | (bp->cmd_ticks_int << 16) | bp->cmd_ticks); | |
4714 | ||
02537b06 MC |
4715 | if (CHIP_NUM(bp) == CHIP_NUM_5708) |
4716 | REG_WR(bp, BNX2_HC_STATS_TICKS, 0); | |
4717 | else | |
7ea6920e | 4718 | REG_WR(bp, BNX2_HC_STATS_TICKS, bp->stats_ticks); |
b6016b76 MC |
4719 | REG_WR(bp, BNX2_HC_STAT_COLLECT_TICKS, 0xbb8); /* 3ms */ |
4720 | ||
4721 | if (CHIP_ID(bp) == CHIP_ID_5706_A1) | |
8e6a72c4 | 4722 | val = BNX2_HC_CONFIG_COLLECT_STATS; |
b6016b76 | 4723 | else { |
8e6a72c4 MC |
4724 | val = BNX2_HC_CONFIG_RX_TMR_MODE | BNX2_HC_CONFIG_TX_TMR_MODE | |
4725 | BNX2_HC_CONFIG_COLLECT_STATS; | |
b6016b76 MC |
4726 | } |
4727 | ||
5e9ad9e1 | 4728 | if (bp->irq_nvecs > 1) { |
c76c0475 MC |
4729 | REG_WR(bp, BNX2_HC_MSIX_BIT_VECTOR, |
4730 | BNX2_HC_MSIX_BIT_VECTOR_VAL); | |
4731 | ||
5e9ad9e1 MC |
4732 | val |= BNX2_HC_CONFIG_SB_ADDR_INC_128B; |
4733 | } | |
4734 | ||
4735 | if (bp->flags & BNX2_FLAG_ONE_SHOT_MSI) | |
4736 | val |= BNX2_HC_CONFIG_ONE_SHOT; | |
4737 | ||
4738 | REG_WR(bp, BNX2_HC_CONFIG, val); | |
4739 | ||
4740 | for (i = 1; i < bp->irq_nvecs; i++) { | |
4741 | u32 base = ((i - 1) * BNX2_HC_SB_CONFIG_SIZE) + | |
4742 | BNX2_HC_SB_CONFIG_1; | |
4743 | ||
6f743ca0 | 4744 | REG_WR(bp, base, |
c76c0475 | 4745 | BNX2_HC_SB_CONFIG_1_TX_TMR_MODE | |
5e9ad9e1 | 4746 | BNX2_HC_SB_CONFIG_1_RX_TMR_MODE | |
c76c0475 MC |
4747 | BNX2_HC_SB_CONFIG_1_ONE_SHOT); |
4748 | ||
6f743ca0 | 4749 | REG_WR(bp, base + BNX2_HC_TX_QUICK_CONS_TRIP_OFF, |
c76c0475 MC |
4750 | (bp->tx_quick_cons_trip_int << 16) | |
4751 | bp->tx_quick_cons_trip); | |
4752 | ||
6f743ca0 | 4753 | REG_WR(bp, base + BNX2_HC_TX_TICKS_OFF, |
c76c0475 MC |
4754 | (bp->tx_ticks_int << 16) | bp->tx_ticks); |
4755 | ||
5e9ad9e1 MC |
4756 | REG_WR(bp, base + BNX2_HC_RX_QUICK_CONS_TRIP_OFF, |
4757 | (bp->rx_quick_cons_trip_int << 16) | | |
4758 | bp->rx_quick_cons_trip); | |
8e6a72c4 | 4759 | |
5e9ad9e1 MC |
4760 | REG_WR(bp, base + BNX2_HC_RX_TICKS_OFF, |
4761 | (bp->rx_ticks_int << 16) | bp->rx_ticks); | |
4762 | } | |
8e6a72c4 | 4763 | |
b6016b76 MC |
4764 | /* Clear internal stats counters. */ |
4765 | REG_WR(bp, BNX2_HC_COMMAND, BNX2_HC_COMMAND_CLR_STAT_NOW); | |
4766 | ||
da3e4fbe | 4767 | REG_WR(bp, BNX2_HC_ATTN_BITS_ENABLE, STATUS_ATTN_EVENTS); |
b6016b76 MC |
4768 | |
4769 | /* Initialize the receive filter. */ | |
4770 | bnx2_set_rx_mode(bp->dev); | |
4771 | ||
0aa38df7 MC |
4772 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
4773 | val = REG_RD(bp, BNX2_MISC_NEW_CORE_CTL); | |
4774 | val |= BNX2_MISC_NEW_CORE_CTL_DMA_ENABLE; | |
4775 | REG_WR(bp, BNX2_MISC_NEW_CORE_CTL, val); | |
4776 | } | |
b090ae2b | 4777 | rc = bnx2_fw_sync(bp, BNX2_DRV_MSG_DATA_WAIT2 | BNX2_DRV_MSG_CODE_RESET, |
a2f13890 | 4778 | 1, 0); |
b6016b76 | 4779 | |
df149d70 | 4780 | REG_WR(bp, BNX2_MISC_ENABLE_SET_BITS, BNX2_MISC_ENABLE_DEFAULT); |
b6016b76 MC |
4781 | REG_RD(bp, BNX2_MISC_ENABLE_SET_BITS); |
4782 | ||
4783 | udelay(20); | |
4784 | ||
bf5295bb MC |
4785 | bp->hc_cmd = REG_RD(bp, BNX2_HC_COMMAND); |
4786 | ||
b090ae2b | 4787 | return rc; |
b6016b76 MC |
4788 | } |
4789 | ||
c76c0475 MC |
4790 | static void |
4791 | bnx2_clear_ring_states(struct bnx2 *bp) | |
4792 | { | |
4793 | struct bnx2_napi *bnapi; | |
35e9010b | 4794 | struct bnx2_tx_ring_info *txr; |
bb4f98ab | 4795 | struct bnx2_rx_ring_info *rxr; |
c76c0475 MC |
4796 | int i; |
4797 | ||
4798 | for (i = 0; i < BNX2_MAX_MSIX_VEC; i++) { | |
4799 | bnapi = &bp->bnx2_napi[i]; | |
35e9010b | 4800 | txr = &bnapi->tx_ring; |
bb4f98ab | 4801 | rxr = &bnapi->rx_ring; |
c76c0475 | 4802 | |
35e9010b MC |
4803 | txr->tx_cons = 0; |
4804 | txr->hw_tx_cons = 0; | |
bb4f98ab MC |
4805 | rxr->rx_prod_bseq = 0; |
4806 | rxr->rx_prod = 0; | |
4807 | rxr->rx_cons = 0; | |
4808 | rxr->rx_pg_prod = 0; | |
4809 | rxr->rx_pg_cons = 0; | |
c76c0475 MC |
4810 | } |
4811 | } | |
4812 | ||
59b47d8a | 4813 | static void |
35e9010b | 4814 | bnx2_init_tx_context(struct bnx2 *bp, u32 cid, struct bnx2_tx_ring_info *txr) |
59b47d8a MC |
4815 | { |
4816 | u32 val, offset0, offset1, offset2, offset3; | |
62a8313c | 4817 | u32 cid_addr = GET_CID_ADDR(cid); |
59b47d8a MC |
4818 | |
4819 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { | |
4820 | offset0 = BNX2_L2CTX_TYPE_XI; | |
4821 | offset1 = BNX2_L2CTX_CMD_TYPE_XI; | |
4822 | offset2 = BNX2_L2CTX_TBDR_BHADDR_HI_XI; | |
4823 | offset3 = BNX2_L2CTX_TBDR_BHADDR_LO_XI; | |
4824 | } else { | |
4825 | offset0 = BNX2_L2CTX_TYPE; | |
4826 | offset1 = BNX2_L2CTX_CMD_TYPE; | |
4827 | offset2 = BNX2_L2CTX_TBDR_BHADDR_HI; | |
4828 | offset3 = BNX2_L2CTX_TBDR_BHADDR_LO; | |
4829 | } | |
4830 | val = BNX2_L2CTX_TYPE_TYPE_L2 | BNX2_L2CTX_TYPE_SIZE_L2; | |
62a8313c | 4831 | bnx2_ctx_wr(bp, cid_addr, offset0, val); |
59b47d8a MC |
4832 | |
4833 | val = BNX2_L2CTX_CMD_TYPE_TYPE_L2 | (8 << 16); | |
62a8313c | 4834 | bnx2_ctx_wr(bp, cid_addr, offset1, val); |
59b47d8a | 4835 | |
35e9010b | 4836 | val = (u64) txr->tx_desc_mapping >> 32; |
62a8313c | 4837 | bnx2_ctx_wr(bp, cid_addr, offset2, val); |
59b47d8a | 4838 | |
35e9010b | 4839 | val = (u64) txr->tx_desc_mapping & 0xffffffff; |
62a8313c | 4840 | bnx2_ctx_wr(bp, cid_addr, offset3, val); |
59b47d8a | 4841 | } |
b6016b76 MC |
4842 | |
4843 | static void | |
35e9010b | 4844 | bnx2_init_tx_ring(struct bnx2 *bp, int ring_num) |
b6016b76 MC |
4845 | { |
4846 | struct tx_bd *txbd; | |
c76c0475 MC |
4847 | u32 cid = TX_CID; |
4848 | struct bnx2_napi *bnapi; | |
35e9010b | 4849 | struct bnx2_tx_ring_info *txr; |
c76c0475 | 4850 | |
35e9010b MC |
4851 | bnapi = &bp->bnx2_napi[ring_num]; |
4852 | txr = &bnapi->tx_ring; | |
4853 | ||
4854 | if (ring_num == 0) | |
4855 | cid = TX_CID; | |
4856 | else | |
4857 | cid = TX_TSS_CID + ring_num - 1; | |
b6016b76 | 4858 | |
2f8af120 MC |
4859 | bp->tx_wake_thresh = bp->tx_ring_size / 2; |
4860 | ||
35e9010b | 4861 | txbd = &txr->tx_desc_ring[MAX_TX_DESC_CNT]; |
6aa20a22 | 4862 | |
35e9010b MC |
4863 | txbd->tx_bd_haddr_hi = (u64) txr->tx_desc_mapping >> 32; |
4864 | txbd->tx_bd_haddr_lo = (u64) txr->tx_desc_mapping & 0xffffffff; | |
b6016b76 | 4865 | |
35e9010b MC |
4866 | txr->tx_prod = 0; |
4867 | txr->tx_prod_bseq = 0; | |
6aa20a22 | 4868 | |
35e9010b MC |
4869 | txr->tx_bidx_addr = MB_GET_CID_ADDR(cid) + BNX2_L2CTX_TX_HOST_BIDX; |
4870 | txr->tx_bseq_addr = MB_GET_CID_ADDR(cid) + BNX2_L2CTX_TX_HOST_BSEQ; | |
b6016b76 | 4871 | |
35e9010b | 4872 | bnx2_init_tx_context(bp, cid, txr); |
b6016b76 MC |
4873 | } |
4874 | ||
4875 | static void | |
5d5d0015 MC |
4876 | bnx2_init_rxbd_rings(struct rx_bd *rx_ring[], dma_addr_t dma[], u32 buf_size, |
4877 | int num_rings) | |
b6016b76 | 4878 | { |
b6016b76 | 4879 | int i; |
5d5d0015 | 4880 | struct rx_bd *rxbd; |
6aa20a22 | 4881 | |
5d5d0015 | 4882 | for (i = 0; i < num_rings; i++) { |
13daffa2 | 4883 | int j; |
b6016b76 | 4884 | |
5d5d0015 | 4885 | rxbd = &rx_ring[i][0]; |
13daffa2 | 4886 | for (j = 0; j < MAX_RX_DESC_CNT; j++, rxbd++) { |
5d5d0015 | 4887 | rxbd->rx_bd_len = buf_size; |
13daffa2 MC |
4888 | rxbd->rx_bd_flags = RX_BD_FLAGS_START | RX_BD_FLAGS_END; |
4889 | } | |
5d5d0015 | 4890 | if (i == (num_rings - 1)) |
13daffa2 MC |
4891 | j = 0; |
4892 | else | |
4893 | j = i + 1; | |
5d5d0015 MC |
4894 | rxbd->rx_bd_haddr_hi = (u64) dma[j] >> 32; |
4895 | rxbd->rx_bd_haddr_lo = (u64) dma[j] & 0xffffffff; | |
13daffa2 | 4896 | } |
5d5d0015 MC |
4897 | } |
4898 | ||
4899 | static void | |
bb4f98ab | 4900 | bnx2_init_rx_ring(struct bnx2 *bp, int ring_num) |
5d5d0015 MC |
4901 | { |
4902 | int i; | |
4903 | u16 prod, ring_prod; | |
bb4f98ab MC |
4904 | u32 cid, rx_cid_addr, val; |
4905 | struct bnx2_napi *bnapi = &bp->bnx2_napi[ring_num]; | |
4906 | struct bnx2_rx_ring_info *rxr = &bnapi->rx_ring; | |
4907 | ||
4908 | if (ring_num == 0) | |
4909 | cid = RX_CID; | |
4910 | else | |
4911 | cid = RX_RSS_CID + ring_num - 1; | |
4912 | ||
4913 | rx_cid_addr = GET_CID_ADDR(cid); | |
5d5d0015 | 4914 | |
bb4f98ab | 4915 | bnx2_init_rxbd_rings(rxr->rx_desc_ring, rxr->rx_desc_mapping, |
5d5d0015 MC |
4916 | bp->rx_buf_use_size, bp->rx_max_ring); |
4917 | ||
bb4f98ab | 4918 | bnx2_init_rx_context(bp, cid); |
83e3fc89 MC |
4919 | |
4920 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { | |
4921 | val = REG_RD(bp, BNX2_MQ_MAP_L2_5); | |
4922 | REG_WR(bp, BNX2_MQ_MAP_L2_5, val | BNX2_MQ_MAP_L2_5_ARM); | |
4923 | } | |
4924 | ||
62a8313c | 4925 | bnx2_ctx_wr(bp, rx_cid_addr, BNX2_L2CTX_PG_BUF_SIZE, 0); |
47bf4246 | 4926 | if (bp->rx_pg_ring_size) { |
bb4f98ab MC |
4927 | bnx2_init_rxbd_rings(rxr->rx_pg_desc_ring, |
4928 | rxr->rx_pg_desc_mapping, | |
47bf4246 MC |
4929 | PAGE_SIZE, bp->rx_max_pg_ring); |
4930 | val = (bp->rx_buf_use_size << 16) | PAGE_SIZE; | |
62a8313c MC |
4931 | bnx2_ctx_wr(bp, rx_cid_addr, BNX2_L2CTX_PG_BUF_SIZE, val); |
4932 | bnx2_ctx_wr(bp, rx_cid_addr, BNX2_L2CTX_RBDC_KEY, | |
5e9ad9e1 | 4933 | BNX2_L2CTX_RBDC_JUMBO_KEY - ring_num); |
47bf4246 | 4934 | |
bb4f98ab | 4935 | val = (u64) rxr->rx_pg_desc_mapping[0] >> 32; |
62a8313c | 4936 | bnx2_ctx_wr(bp, rx_cid_addr, BNX2_L2CTX_NX_PG_BDHADDR_HI, val); |
47bf4246 | 4937 | |
bb4f98ab | 4938 | val = (u64) rxr->rx_pg_desc_mapping[0] & 0xffffffff; |
62a8313c | 4939 | bnx2_ctx_wr(bp, rx_cid_addr, BNX2_L2CTX_NX_PG_BDHADDR_LO, val); |
47bf4246 MC |
4940 | |
4941 | if (CHIP_NUM(bp) == CHIP_NUM_5709) | |
4942 | REG_WR(bp, BNX2_MQ_MAP_L2_3, BNX2_MQ_MAP_L2_3_DEFAULT); | |
4943 | } | |
b6016b76 | 4944 | |
bb4f98ab | 4945 | val = (u64) rxr->rx_desc_mapping[0] >> 32; |
62a8313c | 4946 | bnx2_ctx_wr(bp, rx_cid_addr, BNX2_L2CTX_NX_BDHADDR_HI, val); |
b6016b76 | 4947 | |
bb4f98ab | 4948 | val = (u64) rxr->rx_desc_mapping[0] & 0xffffffff; |
62a8313c | 4949 | bnx2_ctx_wr(bp, rx_cid_addr, BNX2_L2CTX_NX_BDHADDR_LO, val); |
b6016b76 | 4950 | |
bb4f98ab | 4951 | ring_prod = prod = rxr->rx_pg_prod; |
47bf4246 | 4952 | for (i = 0; i < bp->rx_pg_ring_size; i++) { |
bb4f98ab | 4953 | if (bnx2_alloc_rx_page(bp, rxr, ring_prod) < 0) |
47bf4246 MC |
4954 | break; |
4955 | prod = NEXT_RX_BD(prod); | |
4956 | ring_prod = RX_PG_RING_IDX(prod); | |
4957 | } | |
bb4f98ab | 4958 | rxr->rx_pg_prod = prod; |
47bf4246 | 4959 | |
bb4f98ab | 4960 | ring_prod = prod = rxr->rx_prod; |
236b6394 | 4961 | for (i = 0; i < bp->rx_ring_size; i++) { |
bb4f98ab | 4962 | if (bnx2_alloc_rx_skb(bp, rxr, ring_prod) < 0) |
b6016b76 | 4963 | break; |
b6016b76 MC |
4964 | prod = NEXT_RX_BD(prod); |
4965 | ring_prod = RX_RING_IDX(prod); | |
4966 | } | |
bb4f98ab | 4967 | rxr->rx_prod = prod; |
b6016b76 | 4968 | |
bb4f98ab MC |
4969 | rxr->rx_bidx_addr = MB_GET_CID_ADDR(cid) + BNX2_L2CTX_HOST_BDIDX; |
4970 | rxr->rx_bseq_addr = MB_GET_CID_ADDR(cid) + BNX2_L2CTX_HOST_BSEQ; | |
4971 | rxr->rx_pg_bidx_addr = MB_GET_CID_ADDR(cid) + BNX2_L2CTX_HOST_PG_BDIDX; | |
b6016b76 | 4972 | |
bb4f98ab MC |
4973 | REG_WR16(bp, rxr->rx_pg_bidx_addr, rxr->rx_pg_prod); |
4974 | REG_WR16(bp, rxr->rx_bidx_addr, prod); | |
4975 | ||
4976 | REG_WR(bp, rxr->rx_bseq_addr, rxr->rx_prod_bseq); | |
b6016b76 MC |
4977 | } |
4978 | ||
35e9010b MC |
4979 | static void |
4980 | bnx2_init_all_rings(struct bnx2 *bp) | |
4981 | { | |
4982 | int i; | |
5e9ad9e1 | 4983 | u32 val; |
35e9010b MC |
4984 | |
4985 | bnx2_clear_ring_states(bp); | |
4986 | ||
4987 | REG_WR(bp, BNX2_TSCH_TSS_CFG, 0); | |
4988 | for (i = 0; i < bp->num_tx_rings; i++) | |
4989 | bnx2_init_tx_ring(bp, i); | |
4990 | ||
4991 | if (bp->num_tx_rings > 1) | |
4992 | REG_WR(bp, BNX2_TSCH_TSS_CFG, ((bp->num_tx_rings - 1) << 24) | | |
4993 | (TX_TSS_CID << 7)); | |
4994 | ||
5e9ad9e1 MC |
4995 | REG_WR(bp, BNX2_RLUP_RSS_CONFIG, 0); |
4996 | bnx2_reg_wr_ind(bp, BNX2_RXP_SCRATCH_RSS_TBL_SZ, 0); | |
4997 | ||
bb4f98ab MC |
4998 | for (i = 0; i < bp->num_rx_rings; i++) |
4999 | bnx2_init_rx_ring(bp, i); | |
5e9ad9e1 MC |
5000 | |
5001 | if (bp->num_rx_rings > 1) { | |
5002 | u32 tbl_32; | |
5003 | u8 *tbl = (u8 *) &tbl_32; | |
5004 | ||
5005 | bnx2_reg_wr_ind(bp, BNX2_RXP_SCRATCH_RSS_TBL_SZ, | |
5006 | BNX2_RXP_SCRATCH_RSS_TBL_MAX_ENTRIES); | |
5007 | ||
5008 | for (i = 0; i < BNX2_RXP_SCRATCH_RSS_TBL_MAX_ENTRIES; i++) { | |
5009 | tbl[i % 4] = i % (bp->num_rx_rings - 1); | |
5010 | if ((i % 4) == 3) | |
5011 | bnx2_reg_wr_ind(bp, | |
5012 | BNX2_RXP_SCRATCH_RSS_TBL + i, | |
5013 | cpu_to_be32(tbl_32)); | |
5014 | } | |
5015 | ||
5016 | val = BNX2_RLUP_RSS_CONFIG_IPV4_RSS_TYPE_ALL_XI | | |
5017 | BNX2_RLUP_RSS_CONFIG_IPV6_RSS_TYPE_ALL_XI; | |
5018 | ||
5019 | REG_WR(bp, BNX2_RLUP_RSS_CONFIG, val); | |
5020 | ||
5021 | } | |
35e9010b MC |
5022 | } |
5023 | ||
5d5d0015 | 5024 | static u32 bnx2_find_max_ring(u32 ring_size, u32 max_size) |
13daffa2 | 5025 | { |
5d5d0015 | 5026 | u32 max, num_rings = 1; |
13daffa2 | 5027 | |
5d5d0015 MC |
5028 | while (ring_size > MAX_RX_DESC_CNT) { |
5029 | ring_size -= MAX_RX_DESC_CNT; | |
13daffa2 MC |
5030 | num_rings++; |
5031 | } | |
5032 | /* round to next power of 2 */ | |
5d5d0015 | 5033 | max = max_size; |
13daffa2 MC |
5034 | while ((max & num_rings) == 0) |
5035 | max >>= 1; | |
5036 | ||
5037 | if (num_rings != max) | |
5038 | max <<= 1; | |
5039 | ||
5d5d0015 MC |
5040 | return max; |
5041 | } | |
5042 | ||
5043 | static void | |
5044 | bnx2_set_rx_ring_size(struct bnx2 *bp, u32 size) | |
5045 | { | |
84eaa187 | 5046 | u32 rx_size, rx_space, jumbo_size; |
5d5d0015 MC |
5047 | |
5048 | /* 8 for CRC and VLAN */ | |
d89cb6af | 5049 | rx_size = bp->dev->mtu + ETH_HLEN + BNX2_RX_OFFSET + 8; |
5d5d0015 | 5050 | |
84eaa187 MC |
5051 | rx_space = SKB_DATA_ALIGN(rx_size + BNX2_RX_ALIGN) + NET_SKB_PAD + |
5052 | sizeof(struct skb_shared_info); | |
5053 | ||
601d3d18 | 5054 | bp->rx_copy_thresh = BNX2_RX_COPY_THRESH; |
47bf4246 MC |
5055 | bp->rx_pg_ring_size = 0; |
5056 | bp->rx_max_pg_ring = 0; | |
5057 | bp->rx_max_pg_ring_idx = 0; | |
f86e82fb | 5058 | if ((rx_space > PAGE_SIZE) && !(bp->flags & BNX2_FLAG_JUMBO_BROKEN)) { |
84eaa187 MC |
5059 | int pages = PAGE_ALIGN(bp->dev->mtu - 40) >> PAGE_SHIFT; |
5060 | ||
5061 | jumbo_size = size * pages; | |
5062 | if (jumbo_size > MAX_TOTAL_RX_PG_DESC_CNT) | |
5063 | jumbo_size = MAX_TOTAL_RX_PG_DESC_CNT; | |
5064 | ||
5065 | bp->rx_pg_ring_size = jumbo_size; | |
5066 | bp->rx_max_pg_ring = bnx2_find_max_ring(jumbo_size, | |
5067 | MAX_RX_PG_RINGS); | |
5068 | bp->rx_max_pg_ring_idx = (bp->rx_max_pg_ring * RX_DESC_CNT) - 1; | |
601d3d18 | 5069 | rx_size = BNX2_RX_COPY_THRESH + BNX2_RX_OFFSET; |
84eaa187 MC |
5070 | bp->rx_copy_thresh = 0; |
5071 | } | |
5d5d0015 MC |
5072 | |
5073 | bp->rx_buf_use_size = rx_size; | |
5074 | /* hw alignment */ | |
5075 | bp->rx_buf_size = bp->rx_buf_use_size + BNX2_RX_ALIGN; | |
d89cb6af | 5076 | bp->rx_jumbo_thresh = rx_size - BNX2_RX_OFFSET; |
5d5d0015 MC |
5077 | bp->rx_ring_size = size; |
5078 | bp->rx_max_ring = bnx2_find_max_ring(size, MAX_RX_RINGS); | |
13daffa2 MC |
5079 | bp->rx_max_ring_idx = (bp->rx_max_ring * RX_DESC_CNT) - 1; |
5080 | } | |
5081 | ||
b6016b76 MC |
5082 | static void |
5083 | bnx2_free_tx_skbs(struct bnx2 *bp) | |
5084 | { | |
5085 | int i; | |
5086 | ||
35e9010b MC |
5087 | for (i = 0; i < bp->num_tx_rings; i++) { |
5088 | struct bnx2_napi *bnapi = &bp->bnx2_napi[i]; | |
5089 | struct bnx2_tx_ring_info *txr = &bnapi->tx_ring; | |
5090 | int j; | |
b6016b76 | 5091 | |
35e9010b | 5092 | if (txr->tx_buf_ring == NULL) |
b6016b76 | 5093 | continue; |
b6016b76 | 5094 | |
35e9010b | 5095 | for (j = 0; j < TX_DESC_CNT; ) { |
3d16af86 | 5096 | struct sw_tx_bd *tx_buf = &txr->tx_buf_ring[j]; |
35e9010b | 5097 | struct sk_buff *skb = tx_buf->skb; |
35e9010b MC |
5098 | |
5099 | if (skb == NULL) { | |
5100 | j++; | |
5101 | continue; | |
5102 | } | |
5103 | ||
3d16af86 | 5104 | skb_dma_unmap(&bp->pdev->dev, skb, DMA_TO_DEVICE); |
b6016b76 | 5105 | |
35e9010b | 5106 | tx_buf->skb = NULL; |
b6016b76 | 5107 | |
3d16af86 | 5108 | j += skb_shinfo(skb)->nr_frags + 1; |
35e9010b | 5109 | dev_kfree_skb(skb); |
b6016b76 | 5110 | } |
b6016b76 | 5111 | } |
b6016b76 MC |
5112 | } |
5113 | ||
5114 | static void | |
5115 | bnx2_free_rx_skbs(struct bnx2 *bp) | |
5116 | { | |
5117 | int i; | |
5118 | ||
bb4f98ab MC |
5119 | for (i = 0; i < bp->num_rx_rings; i++) { |
5120 | struct bnx2_napi *bnapi = &bp->bnx2_napi[i]; | |
5121 | struct bnx2_rx_ring_info *rxr = &bnapi->rx_ring; | |
5122 | int j; | |
b6016b76 | 5123 | |
bb4f98ab MC |
5124 | if (rxr->rx_buf_ring == NULL) |
5125 | return; | |
b6016b76 | 5126 | |
bb4f98ab MC |
5127 | for (j = 0; j < bp->rx_max_ring_idx; j++) { |
5128 | struct sw_bd *rx_buf = &rxr->rx_buf_ring[j]; | |
5129 | struct sk_buff *skb = rx_buf->skb; | |
b6016b76 | 5130 | |
bb4f98ab MC |
5131 | if (skb == NULL) |
5132 | continue; | |
b6016b76 | 5133 | |
bb4f98ab MC |
5134 | pci_unmap_single(bp->pdev, |
5135 | pci_unmap_addr(rx_buf, mapping), | |
5136 | bp->rx_buf_use_size, | |
5137 | PCI_DMA_FROMDEVICE); | |
b6016b76 | 5138 | |
bb4f98ab MC |
5139 | rx_buf->skb = NULL; |
5140 | ||
5141 | dev_kfree_skb(skb); | |
5142 | } | |
5143 | for (j = 0; j < bp->rx_max_pg_ring_idx; j++) | |
5144 | bnx2_free_rx_page(bp, rxr, j); | |
b6016b76 MC |
5145 | } |
5146 | } | |
5147 | ||
5148 | static void | |
5149 | bnx2_free_skbs(struct bnx2 *bp) | |
5150 | { | |
5151 | bnx2_free_tx_skbs(bp); | |
5152 | bnx2_free_rx_skbs(bp); | |
5153 | } | |
5154 | ||
5155 | static int | |
5156 | bnx2_reset_nic(struct bnx2 *bp, u32 reset_code) | |
5157 | { | |
5158 | int rc; | |
5159 | ||
5160 | rc = bnx2_reset_chip(bp, reset_code); | |
5161 | bnx2_free_skbs(bp); | |
5162 | if (rc) | |
5163 | return rc; | |
5164 | ||
fba9fe91 MC |
5165 | if ((rc = bnx2_init_chip(bp)) != 0) |
5166 | return rc; | |
5167 | ||
35e9010b | 5168 | bnx2_init_all_rings(bp); |
b6016b76 MC |
5169 | return 0; |
5170 | } | |
5171 | ||
5172 | static int | |
9a120bc5 | 5173 | bnx2_init_nic(struct bnx2 *bp, int reset_phy) |
b6016b76 MC |
5174 | { |
5175 | int rc; | |
5176 | ||
5177 | if ((rc = bnx2_reset_nic(bp, BNX2_DRV_MSG_CODE_RESET)) != 0) | |
5178 | return rc; | |
5179 | ||
80be4434 | 5180 | spin_lock_bh(&bp->phy_lock); |
9a120bc5 | 5181 | bnx2_init_phy(bp, reset_phy); |
b6016b76 | 5182 | bnx2_set_link(bp); |
543a827d MC |
5183 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) |
5184 | bnx2_remote_phy_event(bp); | |
0d8a6571 | 5185 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
5186 | return 0; |
5187 | } | |
5188 | ||
74bf4ba3 MC |
5189 | static int |
5190 | bnx2_shutdown_chip(struct bnx2 *bp) | |
5191 | { | |
5192 | u32 reset_code; | |
5193 | ||
5194 | if (bp->flags & BNX2_FLAG_NO_WOL) | |
5195 | reset_code = BNX2_DRV_MSG_CODE_UNLOAD_LNK_DN; | |
5196 | else if (bp->wol) | |
5197 | reset_code = BNX2_DRV_MSG_CODE_SUSPEND_WOL; | |
5198 | else | |
5199 | reset_code = BNX2_DRV_MSG_CODE_SUSPEND_NO_WOL; | |
5200 | ||
5201 | return bnx2_reset_chip(bp, reset_code); | |
5202 | } | |
5203 | ||
b6016b76 MC |
5204 | static int |
5205 | bnx2_test_registers(struct bnx2 *bp) | |
5206 | { | |
5207 | int ret; | |
5bae30c9 | 5208 | int i, is_5709; |
f71e1309 | 5209 | static const struct { |
b6016b76 MC |
5210 | u16 offset; |
5211 | u16 flags; | |
5bae30c9 | 5212 | #define BNX2_FL_NOT_5709 1 |
b6016b76 MC |
5213 | u32 rw_mask; |
5214 | u32 ro_mask; | |
5215 | } reg_tbl[] = { | |
5216 | { 0x006c, 0, 0x00000000, 0x0000003f }, | |
5217 | { 0x0090, 0, 0xffffffff, 0x00000000 }, | |
5218 | { 0x0094, 0, 0x00000000, 0x00000000 }, | |
5219 | ||
5bae30c9 MC |
5220 | { 0x0404, BNX2_FL_NOT_5709, 0x00003f00, 0x00000000 }, |
5221 | { 0x0418, BNX2_FL_NOT_5709, 0x00000000, 0xffffffff }, | |
5222 | { 0x041c, BNX2_FL_NOT_5709, 0x00000000, 0xffffffff }, | |
5223 | { 0x0420, BNX2_FL_NOT_5709, 0x00000000, 0x80ffffff }, | |
5224 | { 0x0424, BNX2_FL_NOT_5709, 0x00000000, 0x00000000 }, | |
5225 | { 0x0428, BNX2_FL_NOT_5709, 0x00000000, 0x00000001 }, | |
5226 | { 0x0450, BNX2_FL_NOT_5709, 0x00000000, 0x0000ffff }, | |
5227 | { 0x0454, BNX2_FL_NOT_5709, 0x00000000, 0xffffffff }, | |
5228 | { 0x0458, BNX2_FL_NOT_5709, 0x00000000, 0xffffffff }, | |
5229 | ||
5230 | { 0x0808, BNX2_FL_NOT_5709, 0x00000000, 0xffffffff }, | |
5231 | { 0x0854, BNX2_FL_NOT_5709, 0x00000000, 0xffffffff }, | |
5232 | { 0x0868, BNX2_FL_NOT_5709, 0x00000000, 0x77777777 }, | |
5233 | { 0x086c, BNX2_FL_NOT_5709, 0x00000000, 0x77777777 }, | |
5234 | { 0x0870, BNX2_FL_NOT_5709, 0x00000000, 0x77777777 }, | |
5235 | { 0x0874, BNX2_FL_NOT_5709, 0x00000000, 0x77777777 }, | |
5236 | ||
5237 | { 0x0c00, BNX2_FL_NOT_5709, 0x00000000, 0x00000001 }, | |
5238 | { 0x0c04, BNX2_FL_NOT_5709, 0x00000000, 0x03ff0001 }, | |
5239 | { 0x0c08, BNX2_FL_NOT_5709, 0x0f0ff073, 0x00000000 }, | |
b6016b76 MC |
5240 | |
5241 | { 0x1000, 0, 0x00000000, 0x00000001 }, | |
15b169cc | 5242 | { 0x1004, BNX2_FL_NOT_5709, 0x00000000, 0x000f0001 }, |
b6016b76 MC |
5243 | |
5244 | { 0x1408, 0, 0x01c00800, 0x00000000 }, | |
5245 | { 0x149c, 0, 0x8000ffff, 0x00000000 }, | |
5246 | { 0x14a8, 0, 0x00000000, 0x000001ff }, | |
5b0c76ad | 5247 | { 0x14ac, 0, 0x0fffffff, 0x10000000 }, |
b6016b76 MC |
5248 | { 0x14b0, 0, 0x00000002, 0x00000001 }, |
5249 | { 0x14b8, 0, 0x00000000, 0x00000000 }, | |
5250 | { 0x14c0, 0, 0x00000000, 0x00000009 }, | |
5251 | { 0x14c4, 0, 0x00003fff, 0x00000000 }, | |
5252 | { 0x14cc, 0, 0x00000000, 0x00000001 }, | |
5253 | { 0x14d0, 0, 0xffffffff, 0x00000000 }, | |
b6016b76 MC |
5254 | |
5255 | { 0x1800, 0, 0x00000000, 0x00000001 }, | |
5256 | { 0x1804, 0, 0x00000000, 0x00000003 }, | |
b6016b76 MC |
5257 | |
5258 | { 0x2800, 0, 0x00000000, 0x00000001 }, | |
5259 | { 0x2804, 0, 0x00000000, 0x00003f01 }, | |
5260 | { 0x2808, 0, 0x0f3f3f03, 0x00000000 }, | |
5261 | { 0x2810, 0, 0xffff0000, 0x00000000 }, | |
5262 | { 0x2814, 0, 0xffff0000, 0x00000000 }, | |
5263 | { 0x2818, 0, 0xffff0000, 0x00000000 }, | |
5264 | { 0x281c, 0, 0xffff0000, 0x00000000 }, | |
5265 | { 0x2834, 0, 0xffffffff, 0x00000000 }, | |
5266 | { 0x2840, 0, 0x00000000, 0xffffffff }, | |
5267 | { 0x2844, 0, 0x00000000, 0xffffffff }, | |
5268 | { 0x2848, 0, 0xffffffff, 0x00000000 }, | |
5269 | { 0x284c, 0, 0xf800f800, 0x07ff07ff }, | |
5270 | ||
5271 | { 0x2c00, 0, 0x00000000, 0x00000011 }, | |
5272 | { 0x2c04, 0, 0x00000000, 0x00030007 }, | |
5273 | ||
b6016b76 MC |
5274 | { 0x3c00, 0, 0x00000000, 0x00000001 }, |
5275 | { 0x3c04, 0, 0x00000000, 0x00070000 }, | |
5276 | { 0x3c08, 0, 0x00007f71, 0x07f00000 }, | |
5277 | { 0x3c0c, 0, 0x1f3ffffc, 0x00000000 }, | |
5278 | { 0x3c10, 0, 0xffffffff, 0x00000000 }, | |
5279 | { 0x3c14, 0, 0x00000000, 0xffffffff }, | |
5280 | { 0x3c18, 0, 0x00000000, 0xffffffff }, | |
5281 | { 0x3c1c, 0, 0xfffff000, 0x00000000 }, | |
5282 | { 0x3c20, 0, 0xffffff00, 0x00000000 }, | |
b6016b76 MC |
5283 | |
5284 | { 0x5004, 0, 0x00000000, 0x0000007f }, | |
5285 | { 0x5008, 0, 0x0f0007ff, 0x00000000 }, | |
b6016b76 | 5286 | |
b6016b76 MC |
5287 | { 0x5c00, 0, 0x00000000, 0x00000001 }, |
5288 | { 0x5c04, 0, 0x00000000, 0x0003000f }, | |
5289 | { 0x5c08, 0, 0x00000003, 0x00000000 }, | |
5290 | { 0x5c0c, 0, 0x0000fff8, 0x00000000 }, | |
5291 | { 0x5c10, 0, 0x00000000, 0xffffffff }, | |
5292 | { 0x5c80, 0, 0x00000000, 0x0f7113f1 }, | |
5293 | { 0x5c84, 0, 0x00000000, 0x0000f333 }, | |
5294 | { 0x5c88, 0, 0x00000000, 0x00077373 }, | |
5295 | { 0x5c8c, 0, 0x00000000, 0x0007f737 }, | |
5296 | ||
5297 | { 0x6808, 0, 0x0000ff7f, 0x00000000 }, | |
5298 | { 0x680c, 0, 0xffffffff, 0x00000000 }, | |
5299 | { 0x6810, 0, 0xffffffff, 0x00000000 }, | |
5300 | { 0x6814, 0, 0xffffffff, 0x00000000 }, | |
5301 | { 0x6818, 0, 0xffffffff, 0x00000000 }, | |
5302 | { 0x681c, 0, 0xffffffff, 0x00000000 }, | |
5303 | { 0x6820, 0, 0x00ff00ff, 0x00000000 }, | |
5304 | { 0x6824, 0, 0x00ff00ff, 0x00000000 }, | |
5305 | { 0x6828, 0, 0x00ff00ff, 0x00000000 }, | |
5306 | { 0x682c, 0, 0x03ff03ff, 0x00000000 }, | |
5307 | { 0x6830, 0, 0x03ff03ff, 0x00000000 }, | |
5308 | { 0x6834, 0, 0x03ff03ff, 0x00000000 }, | |
5309 | { 0x6838, 0, 0x03ff03ff, 0x00000000 }, | |
5310 | { 0x683c, 0, 0x0000ffff, 0x00000000 }, | |
5311 | { 0x6840, 0, 0x00000ff0, 0x00000000 }, | |
5312 | { 0x6844, 0, 0x00ffff00, 0x00000000 }, | |
5313 | { 0x684c, 0, 0xffffffff, 0x00000000 }, | |
5314 | { 0x6850, 0, 0x7f7f7f7f, 0x00000000 }, | |
5315 | { 0x6854, 0, 0x7f7f7f7f, 0x00000000 }, | |
5316 | { 0x6858, 0, 0x7f7f7f7f, 0x00000000 }, | |
5317 | { 0x685c, 0, 0x7f7f7f7f, 0x00000000 }, | |
5318 | { 0x6908, 0, 0x00000000, 0x0001ff0f }, | |
5319 | { 0x690c, 0, 0x00000000, 0x0ffe00f0 }, | |
5320 | ||
5321 | { 0xffff, 0, 0x00000000, 0x00000000 }, | |
5322 | }; | |
5323 | ||
5324 | ret = 0; | |
5bae30c9 MC |
5325 | is_5709 = 0; |
5326 | if (CHIP_NUM(bp) == CHIP_NUM_5709) | |
5327 | is_5709 = 1; | |
5328 | ||
b6016b76 MC |
5329 | for (i = 0; reg_tbl[i].offset != 0xffff; i++) { |
5330 | u32 offset, rw_mask, ro_mask, save_val, val; | |
5bae30c9 MC |
5331 | u16 flags = reg_tbl[i].flags; |
5332 | ||
5333 | if (is_5709 && (flags & BNX2_FL_NOT_5709)) | |
5334 | continue; | |
b6016b76 MC |
5335 | |
5336 | offset = (u32) reg_tbl[i].offset; | |
5337 | rw_mask = reg_tbl[i].rw_mask; | |
5338 | ro_mask = reg_tbl[i].ro_mask; | |
5339 | ||
14ab9b86 | 5340 | save_val = readl(bp->regview + offset); |
b6016b76 | 5341 | |
14ab9b86 | 5342 | writel(0, bp->regview + offset); |
b6016b76 | 5343 | |
14ab9b86 | 5344 | val = readl(bp->regview + offset); |
b6016b76 MC |
5345 | if ((val & rw_mask) != 0) { |
5346 | goto reg_test_err; | |
5347 | } | |
5348 | ||
5349 | if ((val & ro_mask) != (save_val & ro_mask)) { | |
5350 | goto reg_test_err; | |
5351 | } | |
5352 | ||
14ab9b86 | 5353 | writel(0xffffffff, bp->regview + offset); |
b6016b76 | 5354 | |
14ab9b86 | 5355 | val = readl(bp->regview + offset); |
b6016b76 MC |
5356 | if ((val & rw_mask) != rw_mask) { |
5357 | goto reg_test_err; | |
5358 | } | |
5359 | ||
5360 | if ((val & ro_mask) != (save_val & ro_mask)) { | |
5361 | goto reg_test_err; | |
5362 | } | |
5363 | ||
14ab9b86 | 5364 | writel(save_val, bp->regview + offset); |
b6016b76 MC |
5365 | continue; |
5366 | ||
5367 | reg_test_err: | |
14ab9b86 | 5368 | writel(save_val, bp->regview + offset); |
b6016b76 MC |
5369 | ret = -ENODEV; |
5370 | break; | |
5371 | } | |
5372 | return ret; | |
5373 | } | |
5374 | ||
5375 | static int | |
5376 | bnx2_do_mem_test(struct bnx2 *bp, u32 start, u32 size) | |
5377 | { | |
f71e1309 | 5378 | static const u32 test_pattern[] = { 0x00000000, 0xffffffff, 0x55555555, |
b6016b76 MC |
5379 | 0xaaaaaaaa , 0xaa55aa55, 0x55aa55aa }; |
5380 | int i; | |
5381 | ||
5382 | for (i = 0; i < sizeof(test_pattern) / 4; i++) { | |
5383 | u32 offset; | |
5384 | ||
5385 | for (offset = 0; offset < size; offset += 4) { | |
5386 | ||
2726d6e1 | 5387 | bnx2_reg_wr_ind(bp, start + offset, test_pattern[i]); |
b6016b76 | 5388 | |
2726d6e1 | 5389 | if (bnx2_reg_rd_ind(bp, start + offset) != |
b6016b76 MC |
5390 | test_pattern[i]) { |
5391 | return -ENODEV; | |
5392 | } | |
5393 | } | |
5394 | } | |
5395 | return 0; | |
5396 | } | |
5397 | ||
5398 | static int | |
5399 | bnx2_test_memory(struct bnx2 *bp) | |
5400 | { | |
5401 | int ret = 0; | |
5402 | int i; | |
5bae30c9 | 5403 | static struct mem_entry { |
b6016b76 MC |
5404 | u32 offset; |
5405 | u32 len; | |
5bae30c9 | 5406 | } mem_tbl_5706[] = { |
b6016b76 | 5407 | { 0x60000, 0x4000 }, |
5b0c76ad | 5408 | { 0xa0000, 0x3000 }, |
b6016b76 MC |
5409 | { 0xe0000, 0x4000 }, |
5410 | { 0x120000, 0x4000 }, | |
5411 | { 0x1a0000, 0x4000 }, | |
5412 | { 0x160000, 0x4000 }, | |
5413 | { 0xffffffff, 0 }, | |
5bae30c9 MC |
5414 | }, |
5415 | mem_tbl_5709[] = { | |
5416 | { 0x60000, 0x4000 }, | |
5417 | { 0xa0000, 0x3000 }, | |
5418 | { 0xe0000, 0x4000 }, | |
5419 | { 0x120000, 0x4000 }, | |
5420 | { 0x1a0000, 0x4000 }, | |
5421 | { 0xffffffff, 0 }, | |
b6016b76 | 5422 | }; |
5bae30c9 MC |
5423 | struct mem_entry *mem_tbl; |
5424 | ||
5425 | if (CHIP_NUM(bp) == CHIP_NUM_5709) | |
5426 | mem_tbl = mem_tbl_5709; | |
5427 | else | |
5428 | mem_tbl = mem_tbl_5706; | |
b6016b76 MC |
5429 | |
5430 | for (i = 0; mem_tbl[i].offset != 0xffffffff; i++) { | |
5431 | if ((ret = bnx2_do_mem_test(bp, mem_tbl[i].offset, | |
5432 | mem_tbl[i].len)) != 0) { | |
5433 | return ret; | |
5434 | } | |
5435 | } | |
6aa20a22 | 5436 | |
b6016b76 MC |
5437 | return ret; |
5438 | } | |
5439 | ||
bc5a0690 MC |
5440 | #define BNX2_MAC_LOOPBACK 0 |
5441 | #define BNX2_PHY_LOOPBACK 1 | |
5442 | ||
b6016b76 | 5443 | static int |
bc5a0690 | 5444 | bnx2_run_loopback(struct bnx2 *bp, int loopback_mode) |
b6016b76 MC |
5445 | { |
5446 | unsigned int pkt_size, num_pkts, i; | |
5447 | struct sk_buff *skb, *rx_skb; | |
5448 | unsigned char *packet; | |
bc5a0690 | 5449 | u16 rx_start_idx, rx_idx; |
b6016b76 MC |
5450 | dma_addr_t map; |
5451 | struct tx_bd *txbd; | |
5452 | struct sw_bd *rx_buf; | |
5453 | struct l2_fhdr *rx_hdr; | |
5454 | int ret = -ENODEV; | |
c76c0475 | 5455 | struct bnx2_napi *bnapi = &bp->bnx2_napi[0], *tx_napi; |
35e9010b | 5456 | struct bnx2_tx_ring_info *txr = &bnapi->tx_ring; |
bb4f98ab | 5457 | struct bnx2_rx_ring_info *rxr = &bnapi->rx_ring; |
c76c0475 MC |
5458 | |
5459 | tx_napi = bnapi; | |
b6016b76 | 5460 | |
35e9010b | 5461 | txr = &tx_napi->tx_ring; |
bb4f98ab | 5462 | rxr = &bnapi->rx_ring; |
bc5a0690 MC |
5463 | if (loopback_mode == BNX2_MAC_LOOPBACK) { |
5464 | bp->loopback = MAC_LOOPBACK; | |
5465 | bnx2_set_mac_loopback(bp); | |
5466 | } | |
5467 | else if (loopback_mode == BNX2_PHY_LOOPBACK) { | |
583c28e5 | 5468 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) |
489310a4 MC |
5469 | return 0; |
5470 | ||
80be4434 | 5471 | bp->loopback = PHY_LOOPBACK; |
bc5a0690 MC |
5472 | bnx2_set_phy_loopback(bp); |
5473 | } | |
5474 | else | |
5475 | return -EINVAL; | |
b6016b76 | 5476 | |
84eaa187 | 5477 | pkt_size = min(bp->dev->mtu + ETH_HLEN, bp->rx_jumbo_thresh - 4); |
932f3772 | 5478 | skb = netdev_alloc_skb(bp->dev, pkt_size); |
b6cbc3b6 JL |
5479 | if (!skb) |
5480 | return -ENOMEM; | |
b6016b76 | 5481 | packet = skb_put(skb, pkt_size); |
6634292b | 5482 | memcpy(packet, bp->dev->dev_addr, 6); |
b6016b76 MC |
5483 | memset(packet + 6, 0x0, 8); |
5484 | for (i = 14; i < pkt_size; i++) | |
5485 | packet[i] = (unsigned char) (i & 0xff); | |
5486 | ||
3d16af86 BL |
5487 | if (skb_dma_map(&bp->pdev->dev, skb, DMA_TO_DEVICE)) { |
5488 | dev_kfree_skb(skb); | |
5489 | return -EIO; | |
5490 | } | |
5491 | map = skb_shinfo(skb)->dma_maps[0]; | |
b6016b76 | 5492 | |
bf5295bb MC |
5493 | REG_WR(bp, BNX2_HC_COMMAND, |
5494 | bp->hc_cmd | BNX2_HC_COMMAND_COAL_NOW_WO_INT); | |
5495 | ||
b6016b76 MC |
5496 | REG_RD(bp, BNX2_HC_COMMAND); |
5497 | ||
5498 | udelay(5); | |
35efa7c1 | 5499 | rx_start_idx = bnx2_get_hw_rx_cons(bnapi); |
b6016b76 | 5500 | |
b6016b76 MC |
5501 | num_pkts = 0; |
5502 | ||
35e9010b | 5503 | txbd = &txr->tx_desc_ring[TX_RING_IDX(txr->tx_prod)]; |
b6016b76 MC |
5504 | |
5505 | txbd->tx_bd_haddr_hi = (u64) map >> 32; | |
5506 | txbd->tx_bd_haddr_lo = (u64) map & 0xffffffff; | |
5507 | txbd->tx_bd_mss_nbytes = pkt_size; | |
5508 | txbd->tx_bd_vlan_tag_flags = TX_BD_FLAGS_START | TX_BD_FLAGS_END; | |
5509 | ||
5510 | num_pkts++; | |
35e9010b MC |
5511 | txr->tx_prod = NEXT_TX_BD(txr->tx_prod); |
5512 | txr->tx_prod_bseq += pkt_size; | |
b6016b76 | 5513 | |
35e9010b MC |
5514 | REG_WR16(bp, txr->tx_bidx_addr, txr->tx_prod); |
5515 | REG_WR(bp, txr->tx_bseq_addr, txr->tx_prod_bseq); | |
b6016b76 MC |
5516 | |
5517 | udelay(100); | |
5518 | ||
bf5295bb MC |
5519 | REG_WR(bp, BNX2_HC_COMMAND, |
5520 | bp->hc_cmd | BNX2_HC_COMMAND_COAL_NOW_WO_INT); | |
5521 | ||
b6016b76 MC |
5522 | REG_RD(bp, BNX2_HC_COMMAND); |
5523 | ||
5524 | udelay(5); | |
5525 | ||
3d16af86 | 5526 | skb_dma_unmap(&bp->pdev->dev, skb, DMA_TO_DEVICE); |
745720e5 | 5527 | dev_kfree_skb(skb); |
b6016b76 | 5528 | |
35e9010b | 5529 | if (bnx2_get_hw_tx_cons(tx_napi) != txr->tx_prod) |
b6016b76 | 5530 | goto loopback_test_done; |
b6016b76 | 5531 | |
35efa7c1 | 5532 | rx_idx = bnx2_get_hw_rx_cons(bnapi); |
b6016b76 MC |
5533 | if (rx_idx != rx_start_idx + num_pkts) { |
5534 | goto loopback_test_done; | |
5535 | } | |
5536 | ||
bb4f98ab | 5537 | rx_buf = &rxr->rx_buf_ring[rx_start_idx]; |
b6016b76 MC |
5538 | rx_skb = rx_buf->skb; |
5539 | ||
5540 | rx_hdr = (struct l2_fhdr *) rx_skb->data; | |
d89cb6af | 5541 | skb_reserve(rx_skb, BNX2_RX_OFFSET); |
b6016b76 MC |
5542 | |
5543 | pci_dma_sync_single_for_cpu(bp->pdev, | |
5544 | pci_unmap_addr(rx_buf, mapping), | |
5545 | bp->rx_buf_size, PCI_DMA_FROMDEVICE); | |
5546 | ||
ade2bfe7 | 5547 | if (rx_hdr->l2_fhdr_status & |
b6016b76 MC |
5548 | (L2_FHDR_ERRORS_BAD_CRC | |
5549 | L2_FHDR_ERRORS_PHY_DECODE | | |
5550 | L2_FHDR_ERRORS_ALIGNMENT | | |
5551 | L2_FHDR_ERRORS_TOO_SHORT | | |
5552 | L2_FHDR_ERRORS_GIANT_FRAME)) { | |
5553 | ||
5554 | goto loopback_test_done; | |
5555 | } | |
5556 | ||
5557 | if ((rx_hdr->l2_fhdr_pkt_len - 4) != pkt_size) { | |
5558 | goto loopback_test_done; | |
5559 | } | |
5560 | ||
5561 | for (i = 14; i < pkt_size; i++) { | |
5562 | if (*(rx_skb->data + i) != (unsigned char) (i & 0xff)) { | |
5563 | goto loopback_test_done; | |
5564 | } | |
5565 | } | |
5566 | ||
5567 | ret = 0; | |
5568 | ||
5569 | loopback_test_done: | |
5570 | bp->loopback = 0; | |
5571 | return ret; | |
5572 | } | |
5573 | ||
bc5a0690 MC |
5574 | #define BNX2_MAC_LOOPBACK_FAILED 1 |
5575 | #define BNX2_PHY_LOOPBACK_FAILED 2 | |
5576 | #define BNX2_LOOPBACK_FAILED (BNX2_MAC_LOOPBACK_FAILED | \ | |
5577 | BNX2_PHY_LOOPBACK_FAILED) | |
5578 | ||
5579 | static int | |
5580 | bnx2_test_loopback(struct bnx2 *bp) | |
5581 | { | |
5582 | int rc = 0; | |
5583 | ||
5584 | if (!netif_running(bp->dev)) | |
5585 | return BNX2_LOOPBACK_FAILED; | |
5586 | ||
5587 | bnx2_reset_nic(bp, BNX2_DRV_MSG_CODE_RESET); | |
5588 | spin_lock_bh(&bp->phy_lock); | |
9a120bc5 | 5589 | bnx2_init_phy(bp, 1); |
bc5a0690 MC |
5590 | spin_unlock_bh(&bp->phy_lock); |
5591 | if (bnx2_run_loopback(bp, BNX2_MAC_LOOPBACK)) | |
5592 | rc |= BNX2_MAC_LOOPBACK_FAILED; | |
5593 | if (bnx2_run_loopback(bp, BNX2_PHY_LOOPBACK)) | |
5594 | rc |= BNX2_PHY_LOOPBACK_FAILED; | |
5595 | return rc; | |
5596 | } | |
5597 | ||
b6016b76 MC |
5598 | #define NVRAM_SIZE 0x200 |
5599 | #define CRC32_RESIDUAL 0xdebb20e3 | |
5600 | ||
5601 | static int | |
5602 | bnx2_test_nvram(struct bnx2 *bp) | |
5603 | { | |
b491edd5 | 5604 | __be32 buf[NVRAM_SIZE / 4]; |
b6016b76 MC |
5605 | u8 *data = (u8 *) buf; |
5606 | int rc = 0; | |
5607 | u32 magic, csum; | |
5608 | ||
5609 | if ((rc = bnx2_nvram_read(bp, 0, data, 4)) != 0) | |
5610 | goto test_nvram_done; | |
5611 | ||
5612 | magic = be32_to_cpu(buf[0]); | |
5613 | if (magic != 0x669955aa) { | |
5614 | rc = -ENODEV; | |
5615 | goto test_nvram_done; | |
5616 | } | |
5617 | ||
5618 | if ((rc = bnx2_nvram_read(bp, 0x100, data, NVRAM_SIZE)) != 0) | |
5619 | goto test_nvram_done; | |
5620 | ||
5621 | csum = ether_crc_le(0x100, data); | |
5622 | if (csum != CRC32_RESIDUAL) { | |
5623 | rc = -ENODEV; | |
5624 | goto test_nvram_done; | |
5625 | } | |
5626 | ||
5627 | csum = ether_crc_le(0x100, data + 0x100); | |
5628 | if (csum != CRC32_RESIDUAL) { | |
5629 | rc = -ENODEV; | |
5630 | } | |
5631 | ||
5632 | test_nvram_done: | |
5633 | return rc; | |
5634 | } | |
5635 | ||
5636 | static int | |
5637 | bnx2_test_link(struct bnx2 *bp) | |
5638 | { | |
5639 | u32 bmsr; | |
5640 | ||
9f52b564 MC |
5641 | if (!netif_running(bp->dev)) |
5642 | return -ENODEV; | |
5643 | ||
583c28e5 | 5644 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) { |
489310a4 MC |
5645 | if (bp->link_up) |
5646 | return 0; | |
5647 | return -ENODEV; | |
5648 | } | |
c770a65c | 5649 | spin_lock_bh(&bp->phy_lock); |
27a005b8 MC |
5650 | bnx2_enable_bmsr1(bp); |
5651 | bnx2_read_phy(bp, bp->mii_bmsr1, &bmsr); | |
5652 | bnx2_read_phy(bp, bp->mii_bmsr1, &bmsr); | |
5653 | bnx2_disable_bmsr1(bp); | |
c770a65c | 5654 | spin_unlock_bh(&bp->phy_lock); |
6aa20a22 | 5655 | |
b6016b76 MC |
5656 | if (bmsr & BMSR_LSTATUS) { |
5657 | return 0; | |
5658 | } | |
5659 | return -ENODEV; | |
5660 | } | |
5661 | ||
5662 | static int | |
5663 | bnx2_test_intr(struct bnx2 *bp) | |
5664 | { | |
5665 | int i; | |
b6016b76 MC |
5666 | u16 status_idx; |
5667 | ||
5668 | if (!netif_running(bp->dev)) | |
5669 | return -ENODEV; | |
5670 | ||
5671 | status_idx = REG_RD(bp, BNX2_PCICFG_INT_ACK_CMD) & 0xffff; | |
5672 | ||
5673 | /* This register is not touched during run-time. */ | |
bf5295bb | 5674 | REG_WR(bp, BNX2_HC_COMMAND, bp->hc_cmd | BNX2_HC_COMMAND_COAL_NOW); |
b6016b76 MC |
5675 | REG_RD(bp, BNX2_HC_COMMAND); |
5676 | ||
5677 | for (i = 0; i < 10; i++) { | |
5678 | if ((REG_RD(bp, BNX2_PCICFG_INT_ACK_CMD) & 0xffff) != | |
5679 | status_idx) { | |
5680 | ||
5681 | break; | |
5682 | } | |
5683 | ||
5684 | msleep_interruptible(10); | |
5685 | } | |
5686 | if (i < 10) | |
5687 | return 0; | |
5688 | ||
5689 | return -ENODEV; | |
5690 | } | |
5691 | ||
38ea3686 | 5692 | /* Determining link for parallel detection. */ |
b2fadeae MC |
5693 | static int |
5694 | bnx2_5706_serdes_has_link(struct bnx2 *bp) | |
5695 | { | |
5696 | u32 mode_ctl, an_dbg, exp; | |
5697 | ||
38ea3686 MC |
5698 | if (bp->phy_flags & BNX2_PHY_FLAG_NO_PARALLEL) |
5699 | return 0; | |
5700 | ||
b2fadeae MC |
5701 | bnx2_write_phy(bp, MII_BNX2_MISC_SHADOW, MISC_SHDW_MODE_CTL); |
5702 | bnx2_read_phy(bp, MII_BNX2_MISC_SHADOW, &mode_ctl); | |
5703 | ||
5704 | if (!(mode_ctl & MISC_SHDW_MODE_CTL_SIG_DET)) | |
5705 | return 0; | |
5706 | ||
5707 | bnx2_write_phy(bp, MII_BNX2_MISC_SHADOW, MISC_SHDW_AN_DBG); | |
5708 | bnx2_read_phy(bp, MII_BNX2_MISC_SHADOW, &an_dbg); | |
5709 | bnx2_read_phy(bp, MII_BNX2_MISC_SHADOW, &an_dbg); | |
5710 | ||
f3014c0c | 5711 | if (an_dbg & (MISC_SHDW_AN_DBG_NOSYNC | MISC_SHDW_AN_DBG_RUDI_INVALID)) |
b2fadeae MC |
5712 | return 0; |
5713 | ||
5714 | bnx2_write_phy(bp, MII_BNX2_DSP_ADDRESS, MII_EXPAND_REG1); | |
5715 | bnx2_read_phy(bp, MII_BNX2_DSP_RW_PORT, &exp); | |
5716 | bnx2_read_phy(bp, MII_BNX2_DSP_RW_PORT, &exp); | |
5717 | ||
5718 | if (exp & MII_EXPAND_REG1_RUDI_C) /* receiving CONFIG */ | |
5719 | return 0; | |
5720 | ||
5721 | return 1; | |
5722 | } | |
5723 | ||
b6016b76 | 5724 | static void |
48b01e2d | 5725 | bnx2_5706_serdes_timer(struct bnx2 *bp) |
b6016b76 | 5726 | { |
b2fadeae MC |
5727 | int check_link = 1; |
5728 | ||
48b01e2d | 5729 | spin_lock(&bp->phy_lock); |
b2fadeae | 5730 | if (bp->serdes_an_pending) { |
48b01e2d | 5731 | bp->serdes_an_pending--; |
b2fadeae MC |
5732 | check_link = 0; |
5733 | } else if ((bp->link_up == 0) && (bp->autoneg & AUTONEG_SPEED)) { | |
48b01e2d | 5734 | u32 bmcr; |
b6016b76 | 5735 | |
ac392abc | 5736 | bp->current_interval = BNX2_TIMER_INTERVAL; |
cd339a0e | 5737 | |
ca58c3af | 5738 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
b6016b76 | 5739 | |
48b01e2d | 5740 | if (bmcr & BMCR_ANENABLE) { |
b2fadeae | 5741 | if (bnx2_5706_serdes_has_link(bp)) { |
48b01e2d MC |
5742 | bmcr &= ~BMCR_ANENABLE; |
5743 | bmcr |= BMCR_SPEED1000 | BMCR_FULLDPLX; | |
ca58c3af | 5744 | bnx2_write_phy(bp, bp->mii_bmcr, bmcr); |
583c28e5 | 5745 | bp->phy_flags |= BNX2_PHY_FLAG_PARALLEL_DETECT; |
48b01e2d | 5746 | } |
b6016b76 | 5747 | } |
48b01e2d MC |
5748 | } |
5749 | else if ((bp->link_up) && (bp->autoneg & AUTONEG_SPEED) && | |
583c28e5 | 5750 | (bp->phy_flags & BNX2_PHY_FLAG_PARALLEL_DETECT)) { |
48b01e2d | 5751 | u32 phy2; |
b6016b76 | 5752 | |
48b01e2d MC |
5753 | bnx2_write_phy(bp, 0x17, 0x0f01); |
5754 | bnx2_read_phy(bp, 0x15, &phy2); | |
5755 | if (phy2 & 0x20) { | |
5756 | u32 bmcr; | |
cd339a0e | 5757 | |
ca58c3af | 5758 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
48b01e2d | 5759 | bmcr |= BMCR_ANENABLE; |
ca58c3af | 5760 | bnx2_write_phy(bp, bp->mii_bmcr, bmcr); |
b6016b76 | 5761 | |
583c28e5 | 5762 | bp->phy_flags &= ~BNX2_PHY_FLAG_PARALLEL_DETECT; |
48b01e2d MC |
5763 | } |
5764 | } else | |
ac392abc | 5765 | bp->current_interval = BNX2_TIMER_INTERVAL; |
b6016b76 | 5766 | |
a2724e25 | 5767 | if (check_link) { |
b2fadeae MC |
5768 | u32 val; |
5769 | ||
5770 | bnx2_write_phy(bp, MII_BNX2_MISC_SHADOW, MISC_SHDW_AN_DBG); | |
5771 | bnx2_read_phy(bp, MII_BNX2_MISC_SHADOW, &val); | |
5772 | bnx2_read_phy(bp, MII_BNX2_MISC_SHADOW, &val); | |
5773 | ||
a2724e25 MC |
5774 | if (bp->link_up && (val & MISC_SHDW_AN_DBG_NOSYNC)) { |
5775 | if (!(bp->phy_flags & BNX2_PHY_FLAG_FORCED_DOWN)) { | |
5776 | bnx2_5706s_force_link_dn(bp, 1); | |
5777 | bp->phy_flags |= BNX2_PHY_FLAG_FORCED_DOWN; | |
5778 | } else | |
5779 | bnx2_set_link(bp); | |
5780 | } else if (!bp->link_up && !(val & MISC_SHDW_AN_DBG_NOSYNC)) | |
5781 | bnx2_set_link(bp); | |
b2fadeae | 5782 | } |
48b01e2d MC |
5783 | spin_unlock(&bp->phy_lock); |
5784 | } | |
b6016b76 | 5785 | |
f8dd064e MC |
5786 | static void |
5787 | bnx2_5708_serdes_timer(struct bnx2 *bp) | |
5788 | { | |
583c28e5 | 5789 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) |
0d8a6571 MC |
5790 | return; |
5791 | ||
583c28e5 | 5792 | if ((bp->phy_flags & BNX2_PHY_FLAG_2_5G_CAPABLE) == 0) { |
f8dd064e MC |
5793 | bp->serdes_an_pending = 0; |
5794 | return; | |
5795 | } | |
b6016b76 | 5796 | |
f8dd064e MC |
5797 | spin_lock(&bp->phy_lock); |
5798 | if (bp->serdes_an_pending) | |
5799 | bp->serdes_an_pending--; | |
5800 | else if ((bp->link_up == 0) && (bp->autoneg & AUTONEG_SPEED)) { | |
5801 | u32 bmcr; | |
b6016b76 | 5802 | |
ca58c3af | 5803 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
f8dd064e | 5804 | if (bmcr & BMCR_ANENABLE) { |
605a9e20 | 5805 | bnx2_enable_forced_2g5(bp); |
40105c0b | 5806 | bp->current_interval = BNX2_SERDES_FORCED_TIMEOUT; |
f8dd064e | 5807 | } else { |
605a9e20 | 5808 | bnx2_disable_forced_2g5(bp); |
f8dd064e | 5809 | bp->serdes_an_pending = 2; |
ac392abc | 5810 | bp->current_interval = BNX2_TIMER_INTERVAL; |
b6016b76 | 5811 | } |
b6016b76 | 5812 | |
f8dd064e | 5813 | } else |
ac392abc | 5814 | bp->current_interval = BNX2_TIMER_INTERVAL; |
b6016b76 | 5815 | |
f8dd064e MC |
5816 | spin_unlock(&bp->phy_lock); |
5817 | } | |
5818 | ||
48b01e2d MC |
5819 | static void |
5820 | bnx2_timer(unsigned long data) | |
5821 | { | |
5822 | struct bnx2 *bp = (struct bnx2 *) data; | |
b6016b76 | 5823 | |
48b01e2d MC |
5824 | if (!netif_running(bp->dev)) |
5825 | return; | |
b6016b76 | 5826 | |
48b01e2d MC |
5827 | if (atomic_read(&bp->intr_sem) != 0) |
5828 | goto bnx2_restart_timer; | |
b6016b76 | 5829 | |
efba0180 MC |
5830 | if ((bp->flags & (BNX2_FLAG_USING_MSI | BNX2_FLAG_ONE_SHOT_MSI)) == |
5831 | BNX2_FLAG_USING_MSI) | |
5832 | bnx2_chk_missed_msi(bp); | |
5833 | ||
df149d70 | 5834 | bnx2_send_heart_beat(bp); |
b6016b76 | 5835 | |
2726d6e1 MC |
5836 | bp->stats_blk->stat_FwRxDrop = |
5837 | bnx2_reg_rd_ind(bp, BNX2_FW_RX_DROP_COUNT); | |
b6016b76 | 5838 | |
02537b06 MC |
5839 | /* workaround occasional corrupted counters */ |
5840 | if (CHIP_NUM(bp) == CHIP_NUM_5708 && bp->stats_ticks) | |
5841 | REG_WR(bp, BNX2_HC_COMMAND, bp->hc_cmd | | |
5842 | BNX2_HC_COMMAND_STATS_NOW); | |
5843 | ||
583c28e5 | 5844 | if (bp->phy_flags & BNX2_PHY_FLAG_SERDES) { |
f8dd064e MC |
5845 | if (CHIP_NUM(bp) == CHIP_NUM_5706) |
5846 | bnx2_5706_serdes_timer(bp); | |
27a005b8 | 5847 | else |
f8dd064e | 5848 | bnx2_5708_serdes_timer(bp); |
b6016b76 MC |
5849 | } |
5850 | ||
5851 | bnx2_restart_timer: | |
cd339a0e | 5852 | mod_timer(&bp->timer, jiffies + bp->current_interval); |
b6016b76 MC |
5853 | } |
5854 | ||
8e6a72c4 MC |
5855 | static int |
5856 | bnx2_request_irq(struct bnx2 *bp) | |
5857 | { | |
6d866ffc | 5858 | unsigned long flags; |
b4b36042 MC |
5859 | struct bnx2_irq *irq; |
5860 | int rc = 0, i; | |
8e6a72c4 | 5861 | |
f86e82fb | 5862 | if (bp->flags & BNX2_FLAG_USING_MSI_OR_MSIX) |
6d866ffc MC |
5863 | flags = 0; |
5864 | else | |
5865 | flags = IRQF_SHARED; | |
b4b36042 MC |
5866 | |
5867 | for (i = 0; i < bp->irq_nvecs; i++) { | |
5868 | irq = &bp->irq_tbl[i]; | |
c76c0475 | 5869 | rc = request_irq(irq->vector, irq->handler, flags, irq->name, |
f0ea2e63 | 5870 | &bp->bnx2_napi[i]); |
b4b36042 MC |
5871 | if (rc) |
5872 | break; | |
5873 | irq->requested = 1; | |
5874 | } | |
8e6a72c4 MC |
5875 | return rc; |
5876 | } | |
5877 | ||
5878 | static void | |
5879 | bnx2_free_irq(struct bnx2 *bp) | |
5880 | { | |
b4b36042 MC |
5881 | struct bnx2_irq *irq; |
5882 | int i; | |
8e6a72c4 | 5883 | |
b4b36042 MC |
5884 | for (i = 0; i < bp->irq_nvecs; i++) { |
5885 | irq = &bp->irq_tbl[i]; | |
5886 | if (irq->requested) | |
f0ea2e63 | 5887 | free_irq(irq->vector, &bp->bnx2_napi[i]); |
b4b36042 | 5888 | irq->requested = 0; |
6d866ffc | 5889 | } |
f86e82fb | 5890 | if (bp->flags & BNX2_FLAG_USING_MSI) |
b4b36042 | 5891 | pci_disable_msi(bp->pdev); |
f86e82fb | 5892 | else if (bp->flags & BNX2_FLAG_USING_MSIX) |
b4b36042 MC |
5893 | pci_disable_msix(bp->pdev); |
5894 | ||
f86e82fb | 5895 | bp->flags &= ~(BNX2_FLAG_USING_MSI_OR_MSIX | BNX2_FLAG_ONE_SHOT_MSI); |
b4b36042 MC |
5896 | } |
5897 | ||
5898 | static void | |
5e9ad9e1 | 5899 | bnx2_enable_msix(struct bnx2 *bp, int msix_vecs) |
b4b36042 | 5900 | { |
57851d84 MC |
5901 | int i, rc; |
5902 | struct msix_entry msix_ent[BNX2_MAX_MSIX_VEC]; | |
4e1d0de9 MC |
5903 | struct net_device *dev = bp->dev; |
5904 | const int len = sizeof(bp->irq_tbl[0].name); | |
57851d84 | 5905 | |
b4b36042 MC |
5906 | bnx2_setup_msix_tbl(bp); |
5907 | REG_WR(bp, BNX2_PCI_MSIX_CONTROL, BNX2_MAX_MSIX_HW_VEC - 1); | |
5908 | REG_WR(bp, BNX2_PCI_MSIX_TBL_OFF_BIR, BNX2_PCI_GRC_WINDOW2_BASE); | |
5909 | REG_WR(bp, BNX2_PCI_MSIX_PBA_OFF_BIT, BNX2_PCI_GRC_WINDOW3_BASE); | |
57851d84 MC |
5910 | |
5911 | for (i = 0; i < BNX2_MAX_MSIX_VEC; i++) { | |
5912 | msix_ent[i].entry = i; | |
5913 | msix_ent[i].vector = 0; | |
5914 | } | |
5915 | ||
5916 | rc = pci_enable_msix(bp->pdev, msix_ent, BNX2_MAX_MSIX_VEC); | |
5917 | if (rc != 0) | |
5918 | return; | |
5919 | ||
5e9ad9e1 | 5920 | bp->irq_nvecs = msix_vecs; |
f86e82fb | 5921 | bp->flags |= BNX2_FLAG_USING_MSIX | BNX2_FLAG_ONE_SHOT_MSI; |
69010313 | 5922 | for (i = 0; i < BNX2_MAX_MSIX_VEC; i++) { |
57851d84 | 5923 | bp->irq_tbl[i].vector = msix_ent[i].vector; |
69010313 MC |
5924 | snprintf(bp->irq_tbl[i].name, len, "%s-%d", dev->name, i); |
5925 | bp->irq_tbl[i].handler = bnx2_msi_1shot; | |
5926 | } | |
6d866ffc MC |
5927 | } |
5928 | ||
5929 | static void | |
5930 | bnx2_setup_int_mode(struct bnx2 *bp, int dis_msi) | |
5931 | { | |
5e9ad9e1 | 5932 | int cpus = num_online_cpus(); |
706bf240 | 5933 | int msix_vecs = min(cpus + 1, RX_MAX_RINGS); |
5e9ad9e1 | 5934 | |
6d866ffc MC |
5935 | bp->irq_tbl[0].handler = bnx2_interrupt; |
5936 | strcpy(bp->irq_tbl[0].name, bp->dev->name); | |
b4b36042 MC |
5937 | bp->irq_nvecs = 1; |
5938 | bp->irq_tbl[0].vector = bp->pdev->irq; | |
5939 | ||
5e9ad9e1 MC |
5940 | if ((bp->flags & BNX2_FLAG_MSIX_CAP) && !dis_msi && cpus > 1) |
5941 | bnx2_enable_msix(bp, msix_vecs); | |
6d866ffc | 5942 | |
f86e82fb DM |
5943 | if ((bp->flags & BNX2_FLAG_MSI_CAP) && !dis_msi && |
5944 | !(bp->flags & BNX2_FLAG_USING_MSIX)) { | |
6d866ffc | 5945 | if (pci_enable_msi(bp->pdev) == 0) { |
f86e82fb | 5946 | bp->flags |= BNX2_FLAG_USING_MSI; |
6d866ffc | 5947 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
f86e82fb | 5948 | bp->flags |= BNX2_FLAG_ONE_SHOT_MSI; |
6d866ffc MC |
5949 | bp->irq_tbl[0].handler = bnx2_msi_1shot; |
5950 | } else | |
5951 | bp->irq_tbl[0].handler = bnx2_msi; | |
b4b36042 MC |
5952 | |
5953 | bp->irq_tbl[0].vector = bp->pdev->irq; | |
6d866ffc MC |
5954 | } |
5955 | } | |
706bf240 BL |
5956 | |
5957 | bp->num_tx_rings = rounddown_pow_of_two(bp->irq_nvecs); | |
5958 | bp->dev->real_num_tx_queues = bp->num_tx_rings; | |
5959 | ||
5e9ad9e1 | 5960 | bp->num_rx_rings = bp->irq_nvecs; |
8e6a72c4 MC |
5961 | } |
5962 | ||
b6016b76 MC |
5963 | /* Called with rtnl_lock */ |
5964 | static int | |
5965 | bnx2_open(struct net_device *dev) | |
5966 | { | |
972ec0d4 | 5967 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
5968 | int rc; |
5969 | ||
1b2f922f MC |
5970 | netif_carrier_off(dev); |
5971 | ||
829ca9a3 | 5972 | bnx2_set_power_state(bp, PCI_D0); |
b6016b76 MC |
5973 | bnx2_disable_int(bp); |
5974 | ||
35e9010b MC |
5975 | bnx2_setup_int_mode(bp, disable_msi); |
5976 | bnx2_napi_enable(bp); | |
b6016b76 | 5977 | rc = bnx2_alloc_mem(bp); |
2739a8bb MC |
5978 | if (rc) |
5979 | goto open_err; | |
b6016b76 | 5980 | |
8e6a72c4 | 5981 | rc = bnx2_request_irq(bp); |
2739a8bb MC |
5982 | if (rc) |
5983 | goto open_err; | |
b6016b76 | 5984 | |
9a120bc5 | 5985 | rc = bnx2_init_nic(bp, 1); |
2739a8bb MC |
5986 | if (rc) |
5987 | goto open_err; | |
6aa20a22 | 5988 | |
cd339a0e | 5989 | mod_timer(&bp->timer, jiffies + bp->current_interval); |
b6016b76 MC |
5990 | |
5991 | atomic_set(&bp->intr_sem, 0); | |
5992 | ||
5993 | bnx2_enable_int(bp); | |
5994 | ||
f86e82fb | 5995 | if (bp->flags & BNX2_FLAG_USING_MSI) { |
b6016b76 MC |
5996 | /* Test MSI to make sure it is working |
5997 | * If MSI test fails, go back to INTx mode | |
5998 | */ | |
5999 | if (bnx2_test_intr(bp) != 0) { | |
6000 | printk(KERN_WARNING PFX "%s: No interrupt was generated" | |
6001 | " using MSI, switching to INTx mode. Please" | |
6002 | " report this failure to the PCI maintainer" | |
6003 | " and include system chipset information.\n", | |
6004 | bp->dev->name); | |
6005 | ||
6006 | bnx2_disable_int(bp); | |
8e6a72c4 | 6007 | bnx2_free_irq(bp); |
b6016b76 | 6008 | |
6d866ffc MC |
6009 | bnx2_setup_int_mode(bp, 1); |
6010 | ||
9a120bc5 | 6011 | rc = bnx2_init_nic(bp, 0); |
b6016b76 | 6012 | |
8e6a72c4 MC |
6013 | if (!rc) |
6014 | rc = bnx2_request_irq(bp); | |
6015 | ||
b6016b76 | 6016 | if (rc) { |
b6016b76 | 6017 | del_timer_sync(&bp->timer); |
2739a8bb | 6018 | goto open_err; |
b6016b76 MC |
6019 | } |
6020 | bnx2_enable_int(bp); | |
6021 | } | |
6022 | } | |
f86e82fb | 6023 | if (bp->flags & BNX2_FLAG_USING_MSI) |
b6016b76 | 6024 | printk(KERN_INFO PFX "%s: using MSI\n", dev->name); |
f86e82fb | 6025 | else if (bp->flags & BNX2_FLAG_USING_MSIX) |
57851d84 | 6026 | printk(KERN_INFO PFX "%s: using MSIX\n", dev->name); |
b6016b76 | 6027 | |
706bf240 | 6028 | netif_tx_start_all_queues(dev); |
b6016b76 MC |
6029 | |
6030 | return 0; | |
2739a8bb MC |
6031 | |
6032 | open_err: | |
6033 | bnx2_napi_disable(bp); | |
6034 | bnx2_free_skbs(bp); | |
6035 | bnx2_free_irq(bp); | |
6036 | bnx2_free_mem(bp); | |
6037 | return rc; | |
b6016b76 MC |
6038 | } |
6039 | ||
6040 | static void | |
c4028958 | 6041 | bnx2_reset_task(struct work_struct *work) |
b6016b76 | 6042 | { |
c4028958 | 6043 | struct bnx2 *bp = container_of(work, struct bnx2, reset_task); |
b6016b76 | 6044 | |
afdc08b9 MC |
6045 | if (!netif_running(bp->dev)) |
6046 | return; | |
6047 | ||
b6016b76 MC |
6048 | bnx2_netif_stop(bp); |
6049 | ||
9a120bc5 | 6050 | bnx2_init_nic(bp, 1); |
b6016b76 MC |
6051 | |
6052 | atomic_set(&bp->intr_sem, 1); | |
6053 | bnx2_netif_start(bp); | |
6054 | } | |
6055 | ||
6056 | static void | |
6057 | bnx2_tx_timeout(struct net_device *dev) | |
6058 | { | |
972ec0d4 | 6059 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6060 | |
6061 | /* This allows the netif to be shutdown gracefully before resetting */ | |
6062 | schedule_work(&bp->reset_task); | |
6063 | } | |
6064 | ||
6065 | #ifdef BCM_VLAN | |
6066 | /* Called with rtnl_lock */ | |
6067 | static void | |
6068 | bnx2_vlan_rx_register(struct net_device *dev, struct vlan_group *vlgrp) | |
6069 | { | |
972ec0d4 | 6070 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6071 | |
6072 | bnx2_netif_stop(bp); | |
6073 | ||
6074 | bp->vlgrp = vlgrp; | |
6075 | bnx2_set_rx_mode(dev); | |
7c62e83b MC |
6076 | if (bp->flags & BNX2_FLAG_CAN_KEEP_VLAN) |
6077 | bnx2_fw_sync(bp, BNX2_DRV_MSG_CODE_KEEP_VLAN_UPDATE, 0, 1); | |
b6016b76 MC |
6078 | |
6079 | bnx2_netif_start(bp); | |
6080 | } | |
b6016b76 MC |
6081 | #endif |
6082 | ||
932ff279 | 6083 | /* Called with netif_tx_lock. |
2f8af120 MC |
6084 | * bnx2_tx_int() runs without netif_tx_lock unless it needs to call |
6085 | * netif_wake_queue(). | |
b6016b76 MC |
6086 | */ |
6087 | static int | |
6088 | bnx2_start_xmit(struct sk_buff *skb, struct net_device *dev) | |
6089 | { | |
972ec0d4 | 6090 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6091 | dma_addr_t mapping; |
6092 | struct tx_bd *txbd; | |
3d16af86 | 6093 | struct sw_tx_bd *tx_buf; |
b6016b76 MC |
6094 | u32 len, vlan_tag_flags, last_frag, mss; |
6095 | u16 prod, ring_prod; | |
6096 | int i; | |
706bf240 BL |
6097 | struct bnx2_napi *bnapi; |
6098 | struct bnx2_tx_ring_info *txr; | |
6099 | struct netdev_queue *txq; | |
3d16af86 | 6100 | struct skb_shared_info *sp; |
706bf240 BL |
6101 | |
6102 | /* Determine which tx ring we will be placed on */ | |
6103 | i = skb_get_queue_mapping(skb); | |
6104 | bnapi = &bp->bnx2_napi[i]; | |
6105 | txr = &bnapi->tx_ring; | |
6106 | txq = netdev_get_tx_queue(dev, i); | |
b6016b76 | 6107 | |
35e9010b | 6108 | if (unlikely(bnx2_tx_avail(bp, txr) < |
a550c99b | 6109 | (skb_shinfo(skb)->nr_frags + 1))) { |
706bf240 | 6110 | netif_tx_stop_queue(txq); |
b6016b76 MC |
6111 | printk(KERN_ERR PFX "%s: BUG! Tx ring full when queue awake!\n", |
6112 | dev->name); | |
6113 | ||
6114 | return NETDEV_TX_BUSY; | |
6115 | } | |
6116 | len = skb_headlen(skb); | |
35e9010b | 6117 | prod = txr->tx_prod; |
b6016b76 MC |
6118 | ring_prod = TX_RING_IDX(prod); |
6119 | ||
6120 | vlan_tag_flags = 0; | |
84fa7933 | 6121 | if (skb->ip_summed == CHECKSUM_PARTIAL) { |
b6016b76 MC |
6122 | vlan_tag_flags |= TX_BD_FLAGS_TCP_UDP_CKSUM; |
6123 | } | |
6124 | ||
729b85cd | 6125 | #ifdef BCM_VLAN |
79ea13ce | 6126 | if (bp->vlgrp && vlan_tx_tag_present(skb)) { |
b6016b76 MC |
6127 | vlan_tag_flags |= |
6128 | (TX_BD_FLAGS_VLAN_TAG | (vlan_tx_tag_get(skb) << 16)); | |
6129 | } | |
729b85cd | 6130 | #endif |
fde82055 | 6131 | if ((mss = skb_shinfo(skb)->gso_size)) { |
a1efb4b6 | 6132 | u32 tcp_opt_len; |
eddc9ec5 | 6133 | struct iphdr *iph; |
b6016b76 | 6134 | |
b6016b76 MC |
6135 | vlan_tag_flags |= TX_BD_FLAGS_SW_LSO; |
6136 | ||
4666f87a MC |
6137 | tcp_opt_len = tcp_optlen(skb); |
6138 | ||
6139 | if (skb_shinfo(skb)->gso_type & SKB_GSO_TCPV6) { | |
6140 | u32 tcp_off = skb_transport_offset(skb) - | |
6141 | sizeof(struct ipv6hdr) - ETH_HLEN; | |
ab6a5bb6 | 6142 | |
4666f87a MC |
6143 | vlan_tag_flags |= ((tcp_opt_len >> 2) << 8) | |
6144 | TX_BD_FLAGS_SW_FLAGS; | |
6145 | if (likely(tcp_off == 0)) | |
6146 | vlan_tag_flags &= ~TX_BD_FLAGS_TCP6_OFF0_MSK; | |
6147 | else { | |
6148 | tcp_off >>= 3; | |
6149 | vlan_tag_flags |= ((tcp_off & 0x3) << | |
6150 | TX_BD_FLAGS_TCP6_OFF0_SHL) | | |
6151 | ((tcp_off & 0x10) << | |
6152 | TX_BD_FLAGS_TCP6_OFF4_SHL); | |
6153 | mss |= (tcp_off & 0xc) << TX_BD_TCP6_OFF2_SHL; | |
6154 | } | |
6155 | } else { | |
4666f87a | 6156 | iph = ip_hdr(skb); |
4666f87a MC |
6157 | if (tcp_opt_len || (iph->ihl > 5)) { |
6158 | vlan_tag_flags |= ((iph->ihl - 5) + | |
6159 | (tcp_opt_len >> 2)) << 8; | |
6160 | } | |
b6016b76 | 6161 | } |
4666f87a | 6162 | } else |
b6016b76 | 6163 | mss = 0; |
b6016b76 | 6164 | |
3d16af86 BL |
6165 | if (skb_dma_map(&bp->pdev->dev, skb, DMA_TO_DEVICE)) { |
6166 | dev_kfree_skb(skb); | |
6167 | return NETDEV_TX_OK; | |
6168 | } | |
6169 | ||
6170 | sp = skb_shinfo(skb); | |
6171 | mapping = sp->dma_maps[0]; | |
6aa20a22 | 6172 | |
35e9010b | 6173 | tx_buf = &txr->tx_buf_ring[ring_prod]; |
b6016b76 | 6174 | tx_buf->skb = skb; |
b6016b76 | 6175 | |
35e9010b | 6176 | txbd = &txr->tx_desc_ring[ring_prod]; |
b6016b76 MC |
6177 | |
6178 | txbd->tx_bd_haddr_hi = (u64) mapping >> 32; | |
6179 | txbd->tx_bd_haddr_lo = (u64) mapping & 0xffffffff; | |
6180 | txbd->tx_bd_mss_nbytes = len | (mss << 16); | |
6181 | txbd->tx_bd_vlan_tag_flags = vlan_tag_flags | TX_BD_FLAGS_START; | |
6182 | ||
6183 | last_frag = skb_shinfo(skb)->nr_frags; | |
d62fda08 ED |
6184 | tx_buf->nr_frags = last_frag; |
6185 | tx_buf->is_gso = skb_is_gso(skb); | |
b6016b76 MC |
6186 | |
6187 | for (i = 0; i < last_frag; i++) { | |
6188 | skb_frag_t *frag = &skb_shinfo(skb)->frags[i]; | |
6189 | ||
6190 | prod = NEXT_TX_BD(prod); | |
6191 | ring_prod = TX_RING_IDX(prod); | |
35e9010b | 6192 | txbd = &txr->tx_desc_ring[ring_prod]; |
b6016b76 MC |
6193 | |
6194 | len = frag->size; | |
3d16af86 | 6195 | mapping = sp->dma_maps[i + 1]; |
b6016b76 MC |
6196 | |
6197 | txbd->tx_bd_haddr_hi = (u64) mapping >> 32; | |
6198 | txbd->tx_bd_haddr_lo = (u64) mapping & 0xffffffff; | |
6199 | txbd->tx_bd_mss_nbytes = len | (mss << 16); | |
6200 | txbd->tx_bd_vlan_tag_flags = vlan_tag_flags; | |
6201 | ||
6202 | } | |
6203 | txbd->tx_bd_vlan_tag_flags |= TX_BD_FLAGS_END; | |
6204 | ||
6205 | prod = NEXT_TX_BD(prod); | |
35e9010b | 6206 | txr->tx_prod_bseq += skb->len; |
b6016b76 | 6207 | |
35e9010b MC |
6208 | REG_WR16(bp, txr->tx_bidx_addr, prod); |
6209 | REG_WR(bp, txr->tx_bseq_addr, txr->tx_prod_bseq); | |
b6016b76 MC |
6210 | |
6211 | mmiowb(); | |
6212 | ||
35e9010b | 6213 | txr->tx_prod = prod; |
b6016b76 | 6214 | |
35e9010b | 6215 | if (unlikely(bnx2_tx_avail(bp, txr) <= MAX_SKB_FRAGS)) { |
706bf240 | 6216 | netif_tx_stop_queue(txq); |
35e9010b | 6217 | if (bnx2_tx_avail(bp, txr) > bp->tx_wake_thresh) |
706bf240 | 6218 | netif_tx_wake_queue(txq); |
b6016b76 MC |
6219 | } |
6220 | ||
6221 | return NETDEV_TX_OK; | |
6222 | } | |
6223 | ||
6224 | /* Called with rtnl_lock */ | |
6225 | static int | |
6226 | bnx2_close(struct net_device *dev) | |
6227 | { | |
972ec0d4 | 6228 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 6229 | |
4bb073c0 | 6230 | cancel_work_sync(&bp->reset_task); |
afdc08b9 | 6231 | |
bea3348e | 6232 | bnx2_disable_int_sync(bp); |
35efa7c1 | 6233 | bnx2_napi_disable(bp); |
b6016b76 | 6234 | del_timer_sync(&bp->timer); |
74bf4ba3 | 6235 | bnx2_shutdown_chip(bp); |
8e6a72c4 | 6236 | bnx2_free_irq(bp); |
b6016b76 MC |
6237 | bnx2_free_skbs(bp); |
6238 | bnx2_free_mem(bp); | |
6239 | bp->link_up = 0; | |
6240 | netif_carrier_off(bp->dev); | |
829ca9a3 | 6241 | bnx2_set_power_state(bp, PCI_D3hot); |
b6016b76 MC |
6242 | return 0; |
6243 | } | |
6244 | ||
6245 | #define GET_NET_STATS64(ctr) \ | |
6246 | (unsigned long) ((unsigned long) (ctr##_hi) << 32) + \ | |
6247 | (unsigned long) (ctr##_lo) | |
6248 | ||
6249 | #define GET_NET_STATS32(ctr) \ | |
6250 | (ctr##_lo) | |
6251 | ||
6252 | #if (BITS_PER_LONG == 64) | |
6253 | #define GET_NET_STATS GET_NET_STATS64 | |
6254 | #else | |
6255 | #define GET_NET_STATS GET_NET_STATS32 | |
6256 | #endif | |
6257 | ||
6258 | static struct net_device_stats * | |
6259 | bnx2_get_stats(struct net_device *dev) | |
6260 | { | |
972ec0d4 | 6261 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 6262 | struct statistics_block *stats_blk = bp->stats_blk; |
d8e8034d | 6263 | struct net_device_stats *net_stats = &dev->stats; |
b6016b76 MC |
6264 | |
6265 | if (bp->stats_blk == NULL) { | |
6266 | return net_stats; | |
6267 | } | |
6268 | net_stats->rx_packets = | |
6269 | GET_NET_STATS(stats_blk->stat_IfHCInUcastPkts) + | |
6270 | GET_NET_STATS(stats_blk->stat_IfHCInMulticastPkts) + | |
6271 | GET_NET_STATS(stats_blk->stat_IfHCInBroadcastPkts); | |
6272 | ||
6273 | net_stats->tx_packets = | |
6274 | GET_NET_STATS(stats_blk->stat_IfHCOutUcastPkts) + | |
6275 | GET_NET_STATS(stats_blk->stat_IfHCOutMulticastPkts) + | |
6276 | GET_NET_STATS(stats_blk->stat_IfHCOutBroadcastPkts); | |
6277 | ||
6278 | net_stats->rx_bytes = | |
6279 | GET_NET_STATS(stats_blk->stat_IfHCInOctets); | |
6280 | ||
6281 | net_stats->tx_bytes = | |
6282 | GET_NET_STATS(stats_blk->stat_IfHCOutOctets); | |
6283 | ||
6aa20a22 | 6284 | net_stats->multicast = |
b6016b76 MC |
6285 | GET_NET_STATS(stats_blk->stat_IfHCOutMulticastPkts); |
6286 | ||
6aa20a22 | 6287 | net_stats->collisions = |
b6016b76 MC |
6288 | (unsigned long) stats_blk->stat_EtherStatsCollisions; |
6289 | ||
6aa20a22 | 6290 | net_stats->rx_length_errors = |
b6016b76 MC |
6291 | (unsigned long) (stats_blk->stat_EtherStatsUndersizePkts + |
6292 | stats_blk->stat_EtherStatsOverrsizePkts); | |
6293 | ||
6aa20a22 | 6294 | net_stats->rx_over_errors = |
b6016b76 MC |
6295 | (unsigned long) stats_blk->stat_IfInMBUFDiscards; |
6296 | ||
6aa20a22 | 6297 | net_stats->rx_frame_errors = |
b6016b76 MC |
6298 | (unsigned long) stats_blk->stat_Dot3StatsAlignmentErrors; |
6299 | ||
6aa20a22 | 6300 | net_stats->rx_crc_errors = |
b6016b76 MC |
6301 | (unsigned long) stats_blk->stat_Dot3StatsFCSErrors; |
6302 | ||
6303 | net_stats->rx_errors = net_stats->rx_length_errors + | |
6304 | net_stats->rx_over_errors + net_stats->rx_frame_errors + | |
6305 | net_stats->rx_crc_errors; | |
6306 | ||
6307 | net_stats->tx_aborted_errors = | |
6308 | (unsigned long) (stats_blk->stat_Dot3StatsExcessiveCollisions + | |
6309 | stats_blk->stat_Dot3StatsLateCollisions); | |
6310 | ||
5b0c76ad MC |
6311 | if ((CHIP_NUM(bp) == CHIP_NUM_5706) || |
6312 | (CHIP_ID(bp) == CHIP_ID_5708_A0)) | |
b6016b76 MC |
6313 | net_stats->tx_carrier_errors = 0; |
6314 | else { | |
6315 | net_stats->tx_carrier_errors = | |
6316 | (unsigned long) | |
6317 | stats_blk->stat_Dot3StatsCarrierSenseErrors; | |
6318 | } | |
6319 | ||
6320 | net_stats->tx_errors = | |
6aa20a22 | 6321 | (unsigned long) |
b6016b76 MC |
6322 | stats_blk->stat_emac_tx_stat_dot3statsinternalmactransmiterrors |
6323 | + | |
6324 | net_stats->tx_aborted_errors + | |
6325 | net_stats->tx_carrier_errors; | |
6326 | ||
cea94db9 MC |
6327 | net_stats->rx_missed_errors = |
6328 | (unsigned long) (stats_blk->stat_IfInMBUFDiscards + | |
6329 | stats_blk->stat_FwRxDrop); | |
6330 | ||
b6016b76 MC |
6331 | return net_stats; |
6332 | } | |
6333 | ||
6334 | /* All ethtool functions called with rtnl_lock */ | |
6335 | ||
6336 | static int | |
6337 | bnx2_get_settings(struct net_device *dev, struct ethtool_cmd *cmd) | |
6338 | { | |
972ec0d4 | 6339 | struct bnx2 *bp = netdev_priv(dev); |
7b6b8347 | 6340 | int support_serdes = 0, support_copper = 0; |
b6016b76 MC |
6341 | |
6342 | cmd->supported = SUPPORTED_Autoneg; | |
583c28e5 | 6343 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) { |
7b6b8347 MC |
6344 | support_serdes = 1; |
6345 | support_copper = 1; | |
6346 | } else if (bp->phy_port == PORT_FIBRE) | |
6347 | support_serdes = 1; | |
6348 | else | |
6349 | support_copper = 1; | |
6350 | ||
6351 | if (support_serdes) { | |
b6016b76 MC |
6352 | cmd->supported |= SUPPORTED_1000baseT_Full | |
6353 | SUPPORTED_FIBRE; | |
583c28e5 | 6354 | if (bp->phy_flags & BNX2_PHY_FLAG_2_5G_CAPABLE) |
605a9e20 | 6355 | cmd->supported |= SUPPORTED_2500baseX_Full; |
b6016b76 | 6356 | |
b6016b76 | 6357 | } |
7b6b8347 | 6358 | if (support_copper) { |
b6016b76 MC |
6359 | cmd->supported |= SUPPORTED_10baseT_Half | |
6360 | SUPPORTED_10baseT_Full | | |
6361 | SUPPORTED_100baseT_Half | | |
6362 | SUPPORTED_100baseT_Full | | |
6363 | SUPPORTED_1000baseT_Full | | |
6364 | SUPPORTED_TP; | |
6365 | ||
b6016b76 MC |
6366 | } |
6367 | ||
7b6b8347 MC |
6368 | spin_lock_bh(&bp->phy_lock); |
6369 | cmd->port = bp->phy_port; | |
b6016b76 MC |
6370 | cmd->advertising = bp->advertising; |
6371 | ||
6372 | if (bp->autoneg & AUTONEG_SPEED) { | |
6373 | cmd->autoneg = AUTONEG_ENABLE; | |
6374 | } | |
6375 | else { | |
6376 | cmd->autoneg = AUTONEG_DISABLE; | |
6377 | } | |
6378 | ||
6379 | if (netif_carrier_ok(dev)) { | |
6380 | cmd->speed = bp->line_speed; | |
6381 | cmd->duplex = bp->duplex; | |
6382 | } | |
6383 | else { | |
6384 | cmd->speed = -1; | |
6385 | cmd->duplex = -1; | |
6386 | } | |
7b6b8347 | 6387 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
6388 | |
6389 | cmd->transceiver = XCVR_INTERNAL; | |
6390 | cmd->phy_address = bp->phy_addr; | |
6391 | ||
6392 | return 0; | |
6393 | } | |
6aa20a22 | 6394 | |
b6016b76 MC |
6395 | static int |
6396 | bnx2_set_settings(struct net_device *dev, struct ethtool_cmd *cmd) | |
6397 | { | |
972ec0d4 | 6398 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6399 | u8 autoneg = bp->autoneg; |
6400 | u8 req_duplex = bp->req_duplex; | |
6401 | u16 req_line_speed = bp->req_line_speed; | |
6402 | u32 advertising = bp->advertising; | |
7b6b8347 MC |
6403 | int err = -EINVAL; |
6404 | ||
6405 | spin_lock_bh(&bp->phy_lock); | |
6406 | ||
6407 | if (cmd->port != PORT_TP && cmd->port != PORT_FIBRE) | |
6408 | goto err_out_unlock; | |
6409 | ||
583c28e5 MC |
6410 | if (cmd->port != bp->phy_port && |
6411 | !(bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP)) | |
7b6b8347 | 6412 | goto err_out_unlock; |
b6016b76 | 6413 | |
d6b14486 MC |
6414 | /* If device is down, we can store the settings only if the user |
6415 | * is setting the currently active port. | |
6416 | */ | |
6417 | if (!netif_running(dev) && cmd->port != bp->phy_port) | |
6418 | goto err_out_unlock; | |
6419 | ||
b6016b76 MC |
6420 | if (cmd->autoneg == AUTONEG_ENABLE) { |
6421 | autoneg |= AUTONEG_SPEED; | |
6422 | ||
6aa20a22 | 6423 | cmd->advertising &= ETHTOOL_ALL_COPPER_SPEED; |
b6016b76 MC |
6424 | |
6425 | /* allow advertising 1 speed */ | |
6426 | if ((cmd->advertising == ADVERTISED_10baseT_Half) || | |
6427 | (cmd->advertising == ADVERTISED_10baseT_Full) || | |
6428 | (cmd->advertising == ADVERTISED_100baseT_Half) || | |
6429 | (cmd->advertising == ADVERTISED_100baseT_Full)) { | |
6430 | ||
7b6b8347 MC |
6431 | if (cmd->port == PORT_FIBRE) |
6432 | goto err_out_unlock; | |
b6016b76 MC |
6433 | |
6434 | advertising = cmd->advertising; | |
6435 | ||
27a005b8 | 6436 | } else if (cmd->advertising == ADVERTISED_2500baseX_Full) { |
583c28e5 | 6437 | if (!(bp->phy_flags & BNX2_PHY_FLAG_2_5G_CAPABLE) || |
7b6b8347 MC |
6438 | (cmd->port == PORT_TP)) |
6439 | goto err_out_unlock; | |
6440 | } else if (cmd->advertising == ADVERTISED_1000baseT_Full) | |
b6016b76 | 6441 | advertising = cmd->advertising; |
7b6b8347 MC |
6442 | else if (cmd->advertising == ADVERTISED_1000baseT_Half) |
6443 | goto err_out_unlock; | |
b6016b76 | 6444 | else { |
7b6b8347 | 6445 | if (cmd->port == PORT_FIBRE) |
b6016b76 | 6446 | advertising = ETHTOOL_ALL_FIBRE_SPEED; |
7b6b8347 | 6447 | else |
b6016b76 | 6448 | advertising = ETHTOOL_ALL_COPPER_SPEED; |
b6016b76 MC |
6449 | } |
6450 | advertising |= ADVERTISED_Autoneg; | |
6451 | } | |
6452 | else { | |
7b6b8347 | 6453 | if (cmd->port == PORT_FIBRE) { |
80be4434 MC |
6454 | if ((cmd->speed != SPEED_1000 && |
6455 | cmd->speed != SPEED_2500) || | |
6456 | (cmd->duplex != DUPLEX_FULL)) | |
7b6b8347 | 6457 | goto err_out_unlock; |
80be4434 MC |
6458 | |
6459 | if (cmd->speed == SPEED_2500 && | |
583c28e5 | 6460 | !(bp->phy_flags & BNX2_PHY_FLAG_2_5G_CAPABLE)) |
7b6b8347 | 6461 | goto err_out_unlock; |
b6016b76 | 6462 | } |
7b6b8347 MC |
6463 | else if (cmd->speed == SPEED_1000 || cmd->speed == SPEED_2500) |
6464 | goto err_out_unlock; | |
6465 | ||
b6016b76 MC |
6466 | autoneg &= ~AUTONEG_SPEED; |
6467 | req_line_speed = cmd->speed; | |
6468 | req_duplex = cmd->duplex; | |
6469 | advertising = 0; | |
6470 | } | |
6471 | ||
6472 | bp->autoneg = autoneg; | |
6473 | bp->advertising = advertising; | |
6474 | bp->req_line_speed = req_line_speed; | |
6475 | bp->req_duplex = req_duplex; | |
6476 | ||
d6b14486 MC |
6477 | err = 0; |
6478 | /* If device is down, the new settings will be picked up when it is | |
6479 | * brought up. | |
6480 | */ | |
6481 | if (netif_running(dev)) | |
6482 | err = bnx2_setup_phy(bp, cmd->port); | |
b6016b76 | 6483 | |
7b6b8347 | 6484 | err_out_unlock: |
c770a65c | 6485 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 | 6486 | |
7b6b8347 | 6487 | return err; |
b6016b76 MC |
6488 | } |
6489 | ||
6490 | static void | |
6491 | bnx2_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *info) | |
6492 | { | |
972ec0d4 | 6493 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6494 | |
6495 | strcpy(info->driver, DRV_MODULE_NAME); | |
6496 | strcpy(info->version, DRV_MODULE_VERSION); | |
6497 | strcpy(info->bus_info, pci_name(bp->pdev)); | |
58fc2ea4 | 6498 | strcpy(info->fw_version, bp->fw_version); |
b6016b76 MC |
6499 | } |
6500 | ||
244ac4f4 MC |
6501 | #define BNX2_REGDUMP_LEN (32 * 1024) |
6502 | ||
6503 | static int | |
6504 | bnx2_get_regs_len(struct net_device *dev) | |
6505 | { | |
6506 | return BNX2_REGDUMP_LEN; | |
6507 | } | |
6508 | ||
6509 | static void | |
6510 | bnx2_get_regs(struct net_device *dev, struct ethtool_regs *regs, void *_p) | |
6511 | { | |
6512 | u32 *p = _p, i, offset; | |
6513 | u8 *orig_p = _p; | |
6514 | struct bnx2 *bp = netdev_priv(dev); | |
6515 | u32 reg_boundaries[] = { 0x0000, 0x0098, 0x0400, 0x045c, | |
6516 | 0x0800, 0x0880, 0x0c00, 0x0c10, | |
6517 | 0x0c30, 0x0d08, 0x1000, 0x101c, | |
6518 | 0x1040, 0x1048, 0x1080, 0x10a4, | |
6519 | 0x1400, 0x1490, 0x1498, 0x14f0, | |
6520 | 0x1500, 0x155c, 0x1580, 0x15dc, | |
6521 | 0x1600, 0x1658, 0x1680, 0x16d8, | |
6522 | 0x1800, 0x1820, 0x1840, 0x1854, | |
6523 | 0x1880, 0x1894, 0x1900, 0x1984, | |
6524 | 0x1c00, 0x1c0c, 0x1c40, 0x1c54, | |
6525 | 0x1c80, 0x1c94, 0x1d00, 0x1d84, | |
6526 | 0x2000, 0x2030, 0x23c0, 0x2400, | |
6527 | 0x2800, 0x2820, 0x2830, 0x2850, | |
6528 | 0x2b40, 0x2c10, 0x2fc0, 0x3058, | |
6529 | 0x3c00, 0x3c94, 0x4000, 0x4010, | |
6530 | 0x4080, 0x4090, 0x43c0, 0x4458, | |
6531 | 0x4c00, 0x4c18, 0x4c40, 0x4c54, | |
6532 | 0x4fc0, 0x5010, 0x53c0, 0x5444, | |
6533 | 0x5c00, 0x5c18, 0x5c80, 0x5c90, | |
6534 | 0x5fc0, 0x6000, 0x6400, 0x6428, | |
6535 | 0x6800, 0x6848, 0x684c, 0x6860, | |
6536 | 0x6888, 0x6910, 0x8000 }; | |
6537 | ||
6538 | regs->version = 0; | |
6539 | ||
6540 | memset(p, 0, BNX2_REGDUMP_LEN); | |
6541 | ||
6542 | if (!netif_running(bp->dev)) | |
6543 | return; | |
6544 | ||
6545 | i = 0; | |
6546 | offset = reg_boundaries[0]; | |
6547 | p += offset; | |
6548 | while (offset < BNX2_REGDUMP_LEN) { | |
6549 | *p++ = REG_RD(bp, offset); | |
6550 | offset += 4; | |
6551 | if (offset == reg_boundaries[i + 1]) { | |
6552 | offset = reg_boundaries[i + 2]; | |
6553 | p = (u32 *) (orig_p + offset); | |
6554 | i += 2; | |
6555 | } | |
6556 | } | |
6557 | } | |
6558 | ||
b6016b76 MC |
6559 | static void |
6560 | bnx2_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol) | |
6561 | { | |
972ec0d4 | 6562 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 6563 | |
f86e82fb | 6564 | if (bp->flags & BNX2_FLAG_NO_WOL) { |
b6016b76 MC |
6565 | wol->supported = 0; |
6566 | wol->wolopts = 0; | |
6567 | } | |
6568 | else { | |
6569 | wol->supported = WAKE_MAGIC; | |
6570 | if (bp->wol) | |
6571 | wol->wolopts = WAKE_MAGIC; | |
6572 | else | |
6573 | wol->wolopts = 0; | |
6574 | } | |
6575 | memset(&wol->sopass, 0, sizeof(wol->sopass)); | |
6576 | } | |
6577 | ||
6578 | static int | |
6579 | bnx2_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol) | |
6580 | { | |
972ec0d4 | 6581 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6582 | |
6583 | if (wol->wolopts & ~WAKE_MAGIC) | |
6584 | return -EINVAL; | |
6585 | ||
6586 | if (wol->wolopts & WAKE_MAGIC) { | |
f86e82fb | 6587 | if (bp->flags & BNX2_FLAG_NO_WOL) |
b6016b76 MC |
6588 | return -EINVAL; |
6589 | ||
6590 | bp->wol = 1; | |
6591 | } | |
6592 | else { | |
6593 | bp->wol = 0; | |
6594 | } | |
6595 | return 0; | |
6596 | } | |
6597 | ||
6598 | static int | |
6599 | bnx2_nway_reset(struct net_device *dev) | |
6600 | { | |
972ec0d4 | 6601 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6602 | u32 bmcr; |
6603 | ||
9f52b564 MC |
6604 | if (!netif_running(dev)) |
6605 | return -EAGAIN; | |
6606 | ||
b6016b76 MC |
6607 | if (!(bp->autoneg & AUTONEG_SPEED)) { |
6608 | return -EINVAL; | |
6609 | } | |
6610 | ||
c770a65c | 6611 | spin_lock_bh(&bp->phy_lock); |
b6016b76 | 6612 | |
583c28e5 | 6613 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) { |
7b6b8347 MC |
6614 | int rc; |
6615 | ||
6616 | rc = bnx2_setup_remote_phy(bp, bp->phy_port); | |
6617 | spin_unlock_bh(&bp->phy_lock); | |
6618 | return rc; | |
6619 | } | |
6620 | ||
b6016b76 | 6621 | /* Force a link down visible on the other side */ |
583c28e5 | 6622 | if (bp->phy_flags & BNX2_PHY_FLAG_SERDES) { |
ca58c3af | 6623 | bnx2_write_phy(bp, bp->mii_bmcr, BMCR_LOOPBACK); |
c770a65c | 6624 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
6625 | |
6626 | msleep(20); | |
6627 | ||
c770a65c | 6628 | spin_lock_bh(&bp->phy_lock); |
f8dd064e | 6629 | |
40105c0b | 6630 | bp->current_interval = BNX2_SERDES_AN_TIMEOUT; |
f8dd064e MC |
6631 | bp->serdes_an_pending = 1; |
6632 | mod_timer(&bp->timer, jiffies + bp->current_interval); | |
b6016b76 MC |
6633 | } |
6634 | ||
ca58c3af | 6635 | bnx2_read_phy(bp, bp->mii_bmcr, &bmcr); |
b6016b76 | 6636 | bmcr &= ~BMCR_LOOPBACK; |
ca58c3af | 6637 | bnx2_write_phy(bp, bp->mii_bmcr, bmcr | BMCR_ANRESTART | BMCR_ANENABLE); |
b6016b76 | 6638 | |
c770a65c | 6639 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
6640 | |
6641 | return 0; | |
6642 | } | |
6643 | ||
6644 | static int | |
6645 | bnx2_get_eeprom_len(struct net_device *dev) | |
6646 | { | |
972ec0d4 | 6647 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 6648 | |
1122db71 | 6649 | if (bp->flash_info == NULL) |
b6016b76 MC |
6650 | return 0; |
6651 | ||
1122db71 | 6652 | return (int) bp->flash_size; |
b6016b76 MC |
6653 | } |
6654 | ||
6655 | static int | |
6656 | bnx2_get_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom, | |
6657 | u8 *eebuf) | |
6658 | { | |
972ec0d4 | 6659 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6660 | int rc; |
6661 | ||
9f52b564 MC |
6662 | if (!netif_running(dev)) |
6663 | return -EAGAIN; | |
6664 | ||
1064e944 | 6665 | /* parameters already validated in ethtool_get_eeprom */ |
b6016b76 MC |
6666 | |
6667 | rc = bnx2_nvram_read(bp, eeprom->offset, eebuf, eeprom->len); | |
6668 | ||
6669 | return rc; | |
6670 | } | |
6671 | ||
6672 | static int | |
6673 | bnx2_set_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom, | |
6674 | u8 *eebuf) | |
6675 | { | |
972ec0d4 | 6676 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6677 | int rc; |
6678 | ||
9f52b564 MC |
6679 | if (!netif_running(dev)) |
6680 | return -EAGAIN; | |
6681 | ||
1064e944 | 6682 | /* parameters already validated in ethtool_set_eeprom */ |
b6016b76 MC |
6683 | |
6684 | rc = bnx2_nvram_write(bp, eeprom->offset, eebuf, eeprom->len); | |
6685 | ||
6686 | return rc; | |
6687 | } | |
6688 | ||
6689 | static int | |
6690 | bnx2_get_coalesce(struct net_device *dev, struct ethtool_coalesce *coal) | |
6691 | { | |
972ec0d4 | 6692 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6693 | |
6694 | memset(coal, 0, sizeof(struct ethtool_coalesce)); | |
6695 | ||
6696 | coal->rx_coalesce_usecs = bp->rx_ticks; | |
6697 | coal->rx_max_coalesced_frames = bp->rx_quick_cons_trip; | |
6698 | coal->rx_coalesce_usecs_irq = bp->rx_ticks_int; | |
6699 | coal->rx_max_coalesced_frames_irq = bp->rx_quick_cons_trip_int; | |
6700 | ||
6701 | coal->tx_coalesce_usecs = bp->tx_ticks; | |
6702 | coal->tx_max_coalesced_frames = bp->tx_quick_cons_trip; | |
6703 | coal->tx_coalesce_usecs_irq = bp->tx_ticks_int; | |
6704 | coal->tx_max_coalesced_frames_irq = bp->tx_quick_cons_trip_int; | |
6705 | ||
6706 | coal->stats_block_coalesce_usecs = bp->stats_ticks; | |
6707 | ||
6708 | return 0; | |
6709 | } | |
6710 | ||
6711 | static int | |
6712 | bnx2_set_coalesce(struct net_device *dev, struct ethtool_coalesce *coal) | |
6713 | { | |
972ec0d4 | 6714 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6715 | |
6716 | bp->rx_ticks = (u16) coal->rx_coalesce_usecs; | |
6717 | if (bp->rx_ticks > 0x3ff) bp->rx_ticks = 0x3ff; | |
6718 | ||
6aa20a22 | 6719 | bp->rx_quick_cons_trip = (u16) coal->rx_max_coalesced_frames; |
b6016b76 MC |
6720 | if (bp->rx_quick_cons_trip > 0xff) bp->rx_quick_cons_trip = 0xff; |
6721 | ||
6722 | bp->rx_ticks_int = (u16) coal->rx_coalesce_usecs_irq; | |
6723 | if (bp->rx_ticks_int > 0x3ff) bp->rx_ticks_int = 0x3ff; | |
6724 | ||
6725 | bp->rx_quick_cons_trip_int = (u16) coal->rx_max_coalesced_frames_irq; | |
6726 | if (bp->rx_quick_cons_trip_int > 0xff) | |
6727 | bp->rx_quick_cons_trip_int = 0xff; | |
6728 | ||
6729 | bp->tx_ticks = (u16) coal->tx_coalesce_usecs; | |
6730 | if (bp->tx_ticks > 0x3ff) bp->tx_ticks = 0x3ff; | |
6731 | ||
6732 | bp->tx_quick_cons_trip = (u16) coal->tx_max_coalesced_frames; | |
6733 | if (bp->tx_quick_cons_trip > 0xff) bp->tx_quick_cons_trip = 0xff; | |
6734 | ||
6735 | bp->tx_ticks_int = (u16) coal->tx_coalesce_usecs_irq; | |
6736 | if (bp->tx_ticks_int > 0x3ff) bp->tx_ticks_int = 0x3ff; | |
6737 | ||
6738 | bp->tx_quick_cons_trip_int = (u16) coal->tx_max_coalesced_frames_irq; | |
6739 | if (bp->tx_quick_cons_trip_int > 0xff) bp->tx_quick_cons_trip_int = | |
6740 | 0xff; | |
6741 | ||
6742 | bp->stats_ticks = coal->stats_block_coalesce_usecs; | |
02537b06 MC |
6743 | if (CHIP_NUM(bp) == CHIP_NUM_5708) { |
6744 | if (bp->stats_ticks != 0 && bp->stats_ticks != USEC_PER_SEC) | |
6745 | bp->stats_ticks = USEC_PER_SEC; | |
6746 | } | |
7ea6920e MC |
6747 | if (bp->stats_ticks > BNX2_HC_STATS_TICKS_HC_STAT_TICKS) |
6748 | bp->stats_ticks = BNX2_HC_STATS_TICKS_HC_STAT_TICKS; | |
6749 | bp->stats_ticks &= BNX2_HC_STATS_TICKS_HC_STAT_TICKS; | |
b6016b76 MC |
6750 | |
6751 | if (netif_running(bp->dev)) { | |
6752 | bnx2_netif_stop(bp); | |
9a120bc5 | 6753 | bnx2_init_nic(bp, 0); |
b6016b76 MC |
6754 | bnx2_netif_start(bp); |
6755 | } | |
6756 | ||
6757 | return 0; | |
6758 | } | |
6759 | ||
6760 | static void | |
6761 | bnx2_get_ringparam(struct net_device *dev, struct ethtool_ringparam *ering) | |
6762 | { | |
972ec0d4 | 6763 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 6764 | |
13daffa2 | 6765 | ering->rx_max_pending = MAX_TOTAL_RX_DESC_CNT; |
b6016b76 | 6766 | ering->rx_mini_max_pending = 0; |
47bf4246 | 6767 | ering->rx_jumbo_max_pending = MAX_TOTAL_RX_PG_DESC_CNT; |
b6016b76 MC |
6768 | |
6769 | ering->rx_pending = bp->rx_ring_size; | |
6770 | ering->rx_mini_pending = 0; | |
47bf4246 | 6771 | ering->rx_jumbo_pending = bp->rx_pg_ring_size; |
b6016b76 MC |
6772 | |
6773 | ering->tx_max_pending = MAX_TX_DESC_CNT; | |
6774 | ering->tx_pending = bp->tx_ring_size; | |
6775 | } | |
6776 | ||
6777 | static int | |
5d5d0015 | 6778 | bnx2_change_ring_size(struct bnx2 *bp, u32 rx, u32 tx) |
b6016b76 | 6779 | { |
13daffa2 MC |
6780 | if (netif_running(bp->dev)) { |
6781 | bnx2_netif_stop(bp); | |
6782 | bnx2_reset_chip(bp, BNX2_DRV_MSG_CODE_RESET); | |
6783 | bnx2_free_skbs(bp); | |
6784 | bnx2_free_mem(bp); | |
6785 | } | |
6786 | ||
5d5d0015 MC |
6787 | bnx2_set_rx_ring_size(bp, rx); |
6788 | bp->tx_ring_size = tx; | |
b6016b76 MC |
6789 | |
6790 | if (netif_running(bp->dev)) { | |
13daffa2 MC |
6791 | int rc; |
6792 | ||
6793 | rc = bnx2_alloc_mem(bp); | |
6794 | if (rc) | |
6795 | return rc; | |
9a120bc5 | 6796 | bnx2_init_nic(bp, 0); |
b6016b76 MC |
6797 | bnx2_netif_start(bp); |
6798 | } | |
b6016b76 MC |
6799 | return 0; |
6800 | } | |
6801 | ||
5d5d0015 MC |
6802 | static int |
6803 | bnx2_set_ringparam(struct net_device *dev, struct ethtool_ringparam *ering) | |
6804 | { | |
6805 | struct bnx2 *bp = netdev_priv(dev); | |
6806 | int rc; | |
6807 | ||
6808 | if ((ering->rx_pending > MAX_TOTAL_RX_DESC_CNT) || | |
6809 | (ering->tx_pending > MAX_TX_DESC_CNT) || | |
6810 | (ering->tx_pending <= MAX_SKB_FRAGS)) { | |
6811 | ||
6812 | return -EINVAL; | |
6813 | } | |
6814 | rc = bnx2_change_ring_size(bp, ering->rx_pending, ering->tx_pending); | |
6815 | return rc; | |
6816 | } | |
6817 | ||
b6016b76 MC |
6818 | static void |
6819 | bnx2_get_pauseparam(struct net_device *dev, struct ethtool_pauseparam *epause) | |
6820 | { | |
972ec0d4 | 6821 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6822 | |
6823 | epause->autoneg = ((bp->autoneg & AUTONEG_FLOW_CTRL) != 0); | |
6824 | epause->rx_pause = ((bp->flow_ctrl & FLOW_CTRL_RX) != 0); | |
6825 | epause->tx_pause = ((bp->flow_ctrl & FLOW_CTRL_TX) != 0); | |
6826 | } | |
6827 | ||
6828 | static int | |
6829 | bnx2_set_pauseparam(struct net_device *dev, struct ethtool_pauseparam *epause) | |
6830 | { | |
972ec0d4 | 6831 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6832 | |
6833 | bp->req_flow_ctrl = 0; | |
6834 | if (epause->rx_pause) | |
6835 | bp->req_flow_ctrl |= FLOW_CTRL_RX; | |
6836 | if (epause->tx_pause) | |
6837 | bp->req_flow_ctrl |= FLOW_CTRL_TX; | |
6838 | ||
6839 | if (epause->autoneg) { | |
6840 | bp->autoneg |= AUTONEG_FLOW_CTRL; | |
6841 | } | |
6842 | else { | |
6843 | bp->autoneg &= ~AUTONEG_FLOW_CTRL; | |
6844 | } | |
6845 | ||
9f52b564 MC |
6846 | if (netif_running(dev)) { |
6847 | spin_lock_bh(&bp->phy_lock); | |
6848 | bnx2_setup_phy(bp, bp->phy_port); | |
6849 | spin_unlock_bh(&bp->phy_lock); | |
6850 | } | |
b6016b76 MC |
6851 | |
6852 | return 0; | |
6853 | } | |
6854 | ||
6855 | static u32 | |
6856 | bnx2_get_rx_csum(struct net_device *dev) | |
6857 | { | |
972ec0d4 | 6858 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6859 | |
6860 | return bp->rx_csum; | |
6861 | } | |
6862 | ||
6863 | static int | |
6864 | bnx2_set_rx_csum(struct net_device *dev, u32 data) | |
6865 | { | |
972ec0d4 | 6866 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
6867 | |
6868 | bp->rx_csum = data; | |
6869 | return 0; | |
6870 | } | |
6871 | ||
b11d6213 MC |
6872 | static int |
6873 | bnx2_set_tso(struct net_device *dev, u32 data) | |
6874 | { | |
4666f87a MC |
6875 | struct bnx2 *bp = netdev_priv(dev); |
6876 | ||
6877 | if (data) { | |
b11d6213 | 6878 | dev->features |= NETIF_F_TSO | NETIF_F_TSO_ECN; |
4666f87a MC |
6879 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
6880 | dev->features |= NETIF_F_TSO6; | |
6881 | } else | |
6882 | dev->features &= ~(NETIF_F_TSO | NETIF_F_TSO6 | | |
6883 | NETIF_F_TSO_ECN); | |
b11d6213 MC |
6884 | return 0; |
6885 | } | |
6886 | ||
cea94db9 | 6887 | #define BNX2_NUM_STATS 46 |
b6016b76 | 6888 | |
14ab9b86 | 6889 | static struct { |
b6016b76 MC |
6890 | char string[ETH_GSTRING_LEN]; |
6891 | } bnx2_stats_str_arr[BNX2_NUM_STATS] = { | |
6892 | { "rx_bytes" }, | |
6893 | { "rx_error_bytes" }, | |
6894 | { "tx_bytes" }, | |
6895 | { "tx_error_bytes" }, | |
6896 | { "rx_ucast_packets" }, | |
6897 | { "rx_mcast_packets" }, | |
6898 | { "rx_bcast_packets" }, | |
6899 | { "tx_ucast_packets" }, | |
6900 | { "tx_mcast_packets" }, | |
6901 | { "tx_bcast_packets" }, | |
6902 | { "tx_mac_errors" }, | |
6903 | { "tx_carrier_errors" }, | |
6904 | { "rx_crc_errors" }, | |
6905 | { "rx_align_errors" }, | |
6906 | { "tx_single_collisions" }, | |
6907 | { "tx_multi_collisions" }, | |
6908 | { "tx_deferred" }, | |
6909 | { "tx_excess_collisions" }, | |
6910 | { "tx_late_collisions" }, | |
6911 | { "tx_total_collisions" }, | |
6912 | { "rx_fragments" }, | |
6913 | { "rx_jabbers" }, | |
6914 | { "rx_undersize_packets" }, | |
6915 | { "rx_oversize_packets" }, | |
6916 | { "rx_64_byte_packets" }, | |
6917 | { "rx_65_to_127_byte_packets" }, | |
6918 | { "rx_128_to_255_byte_packets" }, | |
6919 | { "rx_256_to_511_byte_packets" }, | |
6920 | { "rx_512_to_1023_byte_packets" }, | |
6921 | { "rx_1024_to_1522_byte_packets" }, | |
6922 | { "rx_1523_to_9022_byte_packets" }, | |
6923 | { "tx_64_byte_packets" }, | |
6924 | { "tx_65_to_127_byte_packets" }, | |
6925 | { "tx_128_to_255_byte_packets" }, | |
6926 | { "tx_256_to_511_byte_packets" }, | |
6927 | { "tx_512_to_1023_byte_packets" }, | |
6928 | { "tx_1024_to_1522_byte_packets" }, | |
6929 | { "tx_1523_to_9022_byte_packets" }, | |
6930 | { "rx_xon_frames" }, | |
6931 | { "rx_xoff_frames" }, | |
6932 | { "tx_xon_frames" }, | |
6933 | { "tx_xoff_frames" }, | |
6934 | { "rx_mac_ctrl_frames" }, | |
6935 | { "rx_filtered_packets" }, | |
6936 | { "rx_discards" }, | |
cea94db9 | 6937 | { "rx_fw_discards" }, |
b6016b76 MC |
6938 | }; |
6939 | ||
6940 | #define STATS_OFFSET32(offset_name) (offsetof(struct statistics_block, offset_name) / 4) | |
6941 | ||
f71e1309 | 6942 | static const unsigned long bnx2_stats_offset_arr[BNX2_NUM_STATS] = { |
b6016b76 MC |
6943 | STATS_OFFSET32(stat_IfHCInOctets_hi), |
6944 | STATS_OFFSET32(stat_IfHCInBadOctets_hi), | |
6945 | STATS_OFFSET32(stat_IfHCOutOctets_hi), | |
6946 | STATS_OFFSET32(stat_IfHCOutBadOctets_hi), | |
6947 | STATS_OFFSET32(stat_IfHCInUcastPkts_hi), | |
6948 | STATS_OFFSET32(stat_IfHCInMulticastPkts_hi), | |
6949 | STATS_OFFSET32(stat_IfHCInBroadcastPkts_hi), | |
6950 | STATS_OFFSET32(stat_IfHCOutUcastPkts_hi), | |
6951 | STATS_OFFSET32(stat_IfHCOutMulticastPkts_hi), | |
6952 | STATS_OFFSET32(stat_IfHCOutBroadcastPkts_hi), | |
6953 | STATS_OFFSET32(stat_emac_tx_stat_dot3statsinternalmactransmiterrors), | |
6aa20a22 JG |
6954 | STATS_OFFSET32(stat_Dot3StatsCarrierSenseErrors), |
6955 | STATS_OFFSET32(stat_Dot3StatsFCSErrors), | |
6956 | STATS_OFFSET32(stat_Dot3StatsAlignmentErrors), | |
6957 | STATS_OFFSET32(stat_Dot3StatsSingleCollisionFrames), | |
6958 | STATS_OFFSET32(stat_Dot3StatsMultipleCollisionFrames), | |
6959 | STATS_OFFSET32(stat_Dot3StatsDeferredTransmissions), | |
6960 | STATS_OFFSET32(stat_Dot3StatsExcessiveCollisions), | |
6961 | STATS_OFFSET32(stat_Dot3StatsLateCollisions), | |
6962 | STATS_OFFSET32(stat_EtherStatsCollisions), | |
6963 | STATS_OFFSET32(stat_EtherStatsFragments), | |
6964 | STATS_OFFSET32(stat_EtherStatsJabbers), | |
6965 | STATS_OFFSET32(stat_EtherStatsUndersizePkts), | |
6966 | STATS_OFFSET32(stat_EtherStatsOverrsizePkts), | |
6967 | STATS_OFFSET32(stat_EtherStatsPktsRx64Octets), | |
6968 | STATS_OFFSET32(stat_EtherStatsPktsRx65Octetsto127Octets), | |
6969 | STATS_OFFSET32(stat_EtherStatsPktsRx128Octetsto255Octets), | |
6970 | STATS_OFFSET32(stat_EtherStatsPktsRx256Octetsto511Octets), | |
6971 | STATS_OFFSET32(stat_EtherStatsPktsRx512Octetsto1023Octets), | |
6972 | STATS_OFFSET32(stat_EtherStatsPktsRx1024Octetsto1522Octets), | |
6973 | STATS_OFFSET32(stat_EtherStatsPktsRx1523Octetsto9022Octets), | |
6974 | STATS_OFFSET32(stat_EtherStatsPktsTx64Octets), | |
6975 | STATS_OFFSET32(stat_EtherStatsPktsTx65Octetsto127Octets), | |
6976 | STATS_OFFSET32(stat_EtherStatsPktsTx128Octetsto255Octets), | |
6977 | STATS_OFFSET32(stat_EtherStatsPktsTx256Octetsto511Octets), | |
6978 | STATS_OFFSET32(stat_EtherStatsPktsTx512Octetsto1023Octets), | |
6979 | STATS_OFFSET32(stat_EtherStatsPktsTx1024Octetsto1522Octets), | |
6980 | STATS_OFFSET32(stat_EtherStatsPktsTx1523Octetsto9022Octets), | |
6981 | STATS_OFFSET32(stat_XonPauseFramesReceived), | |
6982 | STATS_OFFSET32(stat_XoffPauseFramesReceived), | |
6983 | STATS_OFFSET32(stat_OutXonSent), | |
6984 | STATS_OFFSET32(stat_OutXoffSent), | |
6985 | STATS_OFFSET32(stat_MacControlFramesReceived), | |
6986 | STATS_OFFSET32(stat_IfInFramesL2FilterDiscards), | |
6987 | STATS_OFFSET32(stat_IfInMBUFDiscards), | |
cea94db9 | 6988 | STATS_OFFSET32(stat_FwRxDrop), |
b6016b76 MC |
6989 | }; |
6990 | ||
6991 | /* stat_IfHCInBadOctets and stat_Dot3StatsCarrierSenseErrors are | |
6992 | * skipped because of errata. | |
6aa20a22 | 6993 | */ |
14ab9b86 | 6994 | static u8 bnx2_5706_stats_len_arr[BNX2_NUM_STATS] = { |
b6016b76 MC |
6995 | 8,0,8,8,8,8,8,8,8,8, |
6996 | 4,0,4,4,4,4,4,4,4,4, | |
6997 | 4,4,4,4,4,4,4,4,4,4, | |
6998 | 4,4,4,4,4,4,4,4,4,4, | |
cea94db9 | 6999 | 4,4,4,4,4,4, |
b6016b76 MC |
7000 | }; |
7001 | ||
5b0c76ad MC |
7002 | static u8 bnx2_5708_stats_len_arr[BNX2_NUM_STATS] = { |
7003 | 8,0,8,8,8,8,8,8,8,8, | |
7004 | 4,4,4,4,4,4,4,4,4,4, | |
7005 | 4,4,4,4,4,4,4,4,4,4, | |
7006 | 4,4,4,4,4,4,4,4,4,4, | |
cea94db9 | 7007 | 4,4,4,4,4,4, |
5b0c76ad MC |
7008 | }; |
7009 | ||
b6016b76 MC |
7010 | #define BNX2_NUM_TESTS 6 |
7011 | ||
14ab9b86 | 7012 | static struct { |
b6016b76 MC |
7013 | char string[ETH_GSTRING_LEN]; |
7014 | } bnx2_tests_str_arr[BNX2_NUM_TESTS] = { | |
7015 | { "register_test (offline)" }, | |
7016 | { "memory_test (offline)" }, | |
7017 | { "loopback_test (offline)" }, | |
7018 | { "nvram_test (online)" }, | |
7019 | { "interrupt_test (online)" }, | |
7020 | { "link_test (online)" }, | |
7021 | }; | |
7022 | ||
7023 | static int | |
b9f2c044 | 7024 | bnx2_get_sset_count(struct net_device *dev, int sset) |
b6016b76 | 7025 | { |
b9f2c044 JG |
7026 | switch (sset) { |
7027 | case ETH_SS_TEST: | |
7028 | return BNX2_NUM_TESTS; | |
7029 | case ETH_SS_STATS: | |
7030 | return BNX2_NUM_STATS; | |
7031 | default: | |
7032 | return -EOPNOTSUPP; | |
7033 | } | |
b6016b76 MC |
7034 | } |
7035 | ||
7036 | static void | |
7037 | bnx2_self_test(struct net_device *dev, struct ethtool_test *etest, u64 *buf) | |
7038 | { | |
972ec0d4 | 7039 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 7040 | |
9f52b564 MC |
7041 | bnx2_set_power_state(bp, PCI_D0); |
7042 | ||
b6016b76 MC |
7043 | memset(buf, 0, sizeof(u64) * BNX2_NUM_TESTS); |
7044 | if (etest->flags & ETH_TEST_FL_OFFLINE) { | |
80be4434 MC |
7045 | int i; |
7046 | ||
b6016b76 MC |
7047 | bnx2_netif_stop(bp); |
7048 | bnx2_reset_chip(bp, BNX2_DRV_MSG_CODE_DIAG); | |
7049 | bnx2_free_skbs(bp); | |
7050 | ||
7051 | if (bnx2_test_registers(bp) != 0) { | |
7052 | buf[0] = 1; | |
7053 | etest->flags |= ETH_TEST_FL_FAILED; | |
7054 | } | |
7055 | if (bnx2_test_memory(bp) != 0) { | |
7056 | buf[1] = 1; | |
7057 | etest->flags |= ETH_TEST_FL_FAILED; | |
7058 | } | |
bc5a0690 | 7059 | if ((buf[2] = bnx2_test_loopback(bp)) != 0) |
b6016b76 | 7060 | etest->flags |= ETH_TEST_FL_FAILED; |
b6016b76 | 7061 | |
9f52b564 MC |
7062 | if (!netif_running(bp->dev)) |
7063 | bnx2_shutdown_chip(bp); | |
b6016b76 | 7064 | else { |
9a120bc5 | 7065 | bnx2_init_nic(bp, 1); |
b6016b76 MC |
7066 | bnx2_netif_start(bp); |
7067 | } | |
7068 | ||
7069 | /* wait for link up */ | |
80be4434 MC |
7070 | for (i = 0; i < 7; i++) { |
7071 | if (bp->link_up) | |
7072 | break; | |
7073 | msleep_interruptible(1000); | |
7074 | } | |
b6016b76 MC |
7075 | } |
7076 | ||
7077 | if (bnx2_test_nvram(bp) != 0) { | |
7078 | buf[3] = 1; | |
7079 | etest->flags |= ETH_TEST_FL_FAILED; | |
7080 | } | |
7081 | if (bnx2_test_intr(bp) != 0) { | |
7082 | buf[4] = 1; | |
7083 | etest->flags |= ETH_TEST_FL_FAILED; | |
7084 | } | |
7085 | ||
7086 | if (bnx2_test_link(bp) != 0) { | |
7087 | buf[5] = 1; | |
7088 | etest->flags |= ETH_TEST_FL_FAILED; | |
7089 | ||
7090 | } | |
9f52b564 MC |
7091 | if (!netif_running(bp->dev)) |
7092 | bnx2_set_power_state(bp, PCI_D3hot); | |
b6016b76 MC |
7093 | } |
7094 | ||
7095 | static void | |
7096 | bnx2_get_strings(struct net_device *dev, u32 stringset, u8 *buf) | |
7097 | { | |
7098 | switch (stringset) { | |
7099 | case ETH_SS_STATS: | |
7100 | memcpy(buf, bnx2_stats_str_arr, | |
7101 | sizeof(bnx2_stats_str_arr)); | |
7102 | break; | |
7103 | case ETH_SS_TEST: | |
7104 | memcpy(buf, bnx2_tests_str_arr, | |
7105 | sizeof(bnx2_tests_str_arr)); | |
7106 | break; | |
7107 | } | |
7108 | } | |
7109 | ||
b6016b76 MC |
7110 | static void |
7111 | bnx2_get_ethtool_stats(struct net_device *dev, | |
7112 | struct ethtool_stats *stats, u64 *buf) | |
7113 | { | |
972ec0d4 | 7114 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
7115 | int i; |
7116 | u32 *hw_stats = (u32 *) bp->stats_blk; | |
14ab9b86 | 7117 | u8 *stats_len_arr = NULL; |
b6016b76 MC |
7118 | |
7119 | if (hw_stats == NULL) { | |
7120 | memset(buf, 0, sizeof(u64) * BNX2_NUM_STATS); | |
7121 | return; | |
7122 | } | |
7123 | ||
5b0c76ad MC |
7124 | if ((CHIP_ID(bp) == CHIP_ID_5706_A0) || |
7125 | (CHIP_ID(bp) == CHIP_ID_5706_A1) || | |
7126 | (CHIP_ID(bp) == CHIP_ID_5706_A2) || | |
7127 | (CHIP_ID(bp) == CHIP_ID_5708_A0)) | |
b6016b76 | 7128 | stats_len_arr = bnx2_5706_stats_len_arr; |
5b0c76ad MC |
7129 | else |
7130 | stats_len_arr = bnx2_5708_stats_len_arr; | |
b6016b76 MC |
7131 | |
7132 | for (i = 0; i < BNX2_NUM_STATS; i++) { | |
7133 | if (stats_len_arr[i] == 0) { | |
7134 | /* skip this counter */ | |
7135 | buf[i] = 0; | |
7136 | continue; | |
7137 | } | |
7138 | if (stats_len_arr[i] == 4) { | |
7139 | /* 4-byte counter */ | |
7140 | buf[i] = (u64) | |
7141 | *(hw_stats + bnx2_stats_offset_arr[i]); | |
7142 | continue; | |
7143 | } | |
7144 | /* 8-byte counter */ | |
7145 | buf[i] = (((u64) *(hw_stats + | |
7146 | bnx2_stats_offset_arr[i])) << 32) + | |
7147 | *(hw_stats + bnx2_stats_offset_arr[i] + 1); | |
7148 | } | |
7149 | } | |
7150 | ||
7151 | static int | |
7152 | bnx2_phys_id(struct net_device *dev, u32 data) | |
7153 | { | |
972ec0d4 | 7154 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
7155 | int i; |
7156 | u32 save; | |
7157 | ||
9f52b564 MC |
7158 | bnx2_set_power_state(bp, PCI_D0); |
7159 | ||
b6016b76 MC |
7160 | if (data == 0) |
7161 | data = 2; | |
7162 | ||
7163 | save = REG_RD(bp, BNX2_MISC_CFG); | |
7164 | REG_WR(bp, BNX2_MISC_CFG, BNX2_MISC_CFG_LEDMODE_MAC); | |
7165 | ||
7166 | for (i = 0; i < (data * 2); i++) { | |
7167 | if ((i % 2) == 0) { | |
7168 | REG_WR(bp, BNX2_EMAC_LED, BNX2_EMAC_LED_OVERRIDE); | |
7169 | } | |
7170 | else { | |
7171 | REG_WR(bp, BNX2_EMAC_LED, BNX2_EMAC_LED_OVERRIDE | | |
7172 | BNX2_EMAC_LED_1000MB_OVERRIDE | | |
7173 | BNX2_EMAC_LED_100MB_OVERRIDE | | |
7174 | BNX2_EMAC_LED_10MB_OVERRIDE | | |
7175 | BNX2_EMAC_LED_TRAFFIC_OVERRIDE | | |
7176 | BNX2_EMAC_LED_TRAFFIC); | |
7177 | } | |
7178 | msleep_interruptible(500); | |
7179 | if (signal_pending(current)) | |
7180 | break; | |
7181 | } | |
7182 | REG_WR(bp, BNX2_EMAC_LED, 0); | |
7183 | REG_WR(bp, BNX2_MISC_CFG, save); | |
9f52b564 MC |
7184 | |
7185 | if (!netif_running(dev)) | |
7186 | bnx2_set_power_state(bp, PCI_D3hot); | |
7187 | ||
b6016b76 MC |
7188 | return 0; |
7189 | } | |
7190 | ||
4666f87a MC |
7191 | static int |
7192 | bnx2_set_tx_csum(struct net_device *dev, u32 data) | |
7193 | { | |
7194 | struct bnx2 *bp = netdev_priv(dev); | |
7195 | ||
7196 | if (CHIP_NUM(bp) == CHIP_NUM_5709) | |
6460d948 | 7197 | return (ethtool_op_set_tx_ipv6_csum(dev, data)); |
4666f87a MC |
7198 | else |
7199 | return (ethtool_op_set_tx_csum(dev, data)); | |
7200 | } | |
7201 | ||
7282d491 | 7202 | static const struct ethtool_ops bnx2_ethtool_ops = { |
b6016b76 MC |
7203 | .get_settings = bnx2_get_settings, |
7204 | .set_settings = bnx2_set_settings, | |
7205 | .get_drvinfo = bnx2_get_drvinfo, | |
244ac4f4 MC |
7206 | .get_regs_len = bnx2_get_regs_len, |
7207 | .get_regs = bnx2_get_regs, | |
b6016b76 MC |
7208 | .get_wol = bnx2_get_wol, |
7209 | .set_wol = bnx2_set_wol, | |
7210 | .nway_reset = bnx2_nway_reset, | |
7211 | .get_link = ethtool_op_get_link, | |
7212 | .get_eeprom_len = bnx2_get_eeprom_len, | |
7213 | .get_eeprom = bnx2_get_eeprom, | |
7214 | .set_eeprom = bnx2_set_eeprom, | |
7215 | .get_coalesce = bnx2_get_coalesce, | |
7216 | .set_coalesce = bnx2_set_coalesce, | |
7217 | .get_ringparam = bnx2_get_ringparam, | |
7218 | .set_ringparam = bnx2_set_ringparam, | |
7219 | .get_pauseparam = bnx2_get_pauseparam, | |
7220 | .set_pauseparam = bnx2_set_pauseparam, | |
7221 | .get_rx_csum = bnx2_get_rx_csum, | |
7222 | .set_rx_csum = bnx2_set_rx_csum, | |
4666f87a | 7223 | .set_tx_csum = bnx2_set_tx_csum, |
b6016b76 | 7224 | .set_sg = ethtool_op_set_sg, |
b11d6213 | 7225 | .set_tso = bnx2_set_tso, |
b6016b76 MC |
7226 | .self_test = bnx2_self_test, |
7227 | .get_strings = bnx2_get_strings, | |
7228 | .phys_id = bnx2_phys_id, | |
b6016b76 | 7229 | .get_ethtool_stats = bnx2_get_ethtool_stats, |
b9f2c044 | 7230 | .get_sset_count = bnx2_get_sset_count, |
b6016b76 MC |
7231 | }; |
7232 | ||
7233 | /* Called with rtnl_lock */ | |
7234 | static int | |
7235 | bnx2_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) | |
7236 | { | |
14ab9b86 | 7237 | struct mii_ioctl_data *data = if_mii(ifr); |
972ec0d4 | 7238 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
7239 | int err; |
7240 | ||
7241 | switch(cmd) { | |
7242 | case SIOCGMIIPHY: | |
7243 | data->phy_id = bp->phy_addr; | |
7244 | ||
7245 | /* fallthru */ | |
7246 | case SIOCGMIIREG: { | |
7247 | u32 mii_regval; | |
7248 | ||
583c28e5 | 7249 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) |
7b6b8347 MC |
7250 | return -EOPNOTSUPP; |
7251 | ||
dad3e452 MC |
7252 | if (!netif_running(dev)) |
7253 | return -EAGAIN; | |
7254 | ||
c770a65c | 7255 | spin_lock_bh(&bp->phy_lock); |
b6016b76 | 7256 | err = bnx2_read_phy(bp, data->reg_num & 0x1f, &mii_regval); |
c770a65c | 7257 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
7258 | |
7259 | data->val_out = mii_regval; | |
7260 | ||
7261 | return err; | |
7262 | } | |
7263 | ||
7264 | case SIOCSMIIREG: | |
7265 | if (!capable(CAP_NET_ADMIN)) | |
7266 | return -EPERM; | |
7267 | ||
583c28e5 | 7268 | if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) |
7b6b8347 MC |
7269 | return -EOPNOTSUPP; |
7270 | ||
dad3e452 MC |
7271 | if (!netif_running(dev)) |
7272 | return -EAGAIN; | |
7273 | ||
c770a65c | 7274 | spin_lock_bh(&bp->phy_lock); |
b6016b76 | 7275 | err = bnx2_write_phy(bp, data->reg_num & 0x1f, data->val_in); |
c770a65c | 7276 | spin_unlock_bh(&bp->phy_lock); |
b6016b76 MC |
7277 | |
7278 | return err; | |
7279 | ||
7280 | default: | |
7281 | /* do nothing */ | |
7282 | break; | |
7283 | } | |
7284 | return -EOPNOTSUPP; | |
7285 | } | |
7286 | ||
7287 | /* Called with rtnl_lock */ | |
7288 | static int | |
7289 | bnx2_change_mac_addr(struct net_device *dev, void *p) | |
7290 | { | |
7291 | struct sockaddr *addr = p; | |
972ec0d4 | 7292 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 7293 | |
73eef4cd MC |
7294 | if (!is_valid_ether_addr(addr->sa_data)) |
7295 | return -EINVAL; | |
7296 | ||
b6016b76 MC |
7297 | memcpy(dev->dev_addr, addr->sa_data, dev->addr_len); |
7298 | if (netif_running(dev)) | |
5fcaed01 | 7299 | bnx2_set_mac_addr(bp, bp->dev->dev_addr, 0); |
b6016b76 MC |
7300 | |
7301 | return 0; | |
7302 | } | |
7303 | ||
7304 | /* Called with rtnl_lock */ | |
7305 | static int | |
7306 | bnx2_change_mtu(struct net_device *dev, int new_mtu) | |
7307 | { | |
972ec0d4 | 7308 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 MC |
7309 | |
7310 | if (((new_mtu + ETH_HLEN) > MAX_ETHERNET_JUMBO_PACKET_SIZE) || | |
7311 | ((new_mtu + ETH_HLEN) < MIN_ETHERNET_PACKET_SIZE)) | |
7312 | return -EINVAL; | |
7313 | ||
7314 | dev->mtu = new_mtu; | |
5d5d0015 | 7315 | return (bnx2_change_ring_size(bp, bp->rx_ring_size, bp->tx_ring_size)); |
b6016b76 MC |
7316 | } |
7317 | ||
7318 | #if defined(HAVE_POLL_CONTROLLER) || defined(CONFIG_NET_POLL_CONTROLLER) | |
7319 | static void | |
7320 | poll_bnx2(struct net_device *dev) | |
7321 | { | |
972ec0d4 | 7322 | struct bnx2 *bp = netdev_priv(dev); |
b2af2c1d | 7323 | int i; |
b6016b76 | 7324 | |
b2af2c1d NH |
7325 | for (i = 0; i < bp->irq_nvecs; i++) { |
7326 | disable_irq(bp->irq_tbl[i].vector); | |
7327 | bnx2_interrupt(bp->irq_tbl[i].vector, &bp->bnx2_napi[i]); | |
7328 | enable_irq(bp->irq_tbl[i].vector); | |
7329 | } | |
b6016b76 MC |
7330 | } |
7331 | #endif | |
7332 | ||
253c8b75 MC |
7333 | static void __devinit |
7334 | bnx2_get_5709_media(struct bnx2 *bp) | |
7335 | { | |
7336 | u32 val = REG_RD(bp, BNX2_MISC_DUAL_MEDIA_CTRL); | |
7337 | u32 bond_id = val & BNX2_MISC_DUAL_MEDIA_CTRL_BOND_ID; | |
7338 | u32 strap; | |
7339 | ||
7340 | if (bond_id == BNX2_MISC_DUAL_MEDIA_CTRL_BOND_ID_C) | |
7341 | return; | |
7342 | else if (bond_id == BNX2_MISC_DUAL_MEDIA_CTRL_BOND_ID_S) { | |
583c28e5 | 7343 | bp->phy_flags |= BNX2_PHY_FLAG_SERDES; |
253c8b75 MC |
7344 | return; |
7345 | } | |
7346 | ||
7347 | if (val & BNX2_MISC_DUAL_MEDIA_CTRL_STRAP_OVERRIDE) | |
7348 | strap = (val & BNX2_MISC_DUAL_MEDIA_CTRL_PHY_CTRL) >> 21; | |
7349 | else | |
7350 | strap = (val & BNX2_MISC_DUAL_MEDIA_CTRL_PHY_CTRL_STRAP) >> 8; | |
7351 | ||
7352 | if (PCI_FUNC(bp->pdev->devfn) == 0) { | |
7353 | switch (strap) { | |
7354 | case 0x4: | |
7355 | case 0x5: | |
7356 | case 0x6: | |
583c28e5 | 7357 | bp->phy_flags |= BNX2_PHY_FLAG_SERDES; |
253c8b75 MC |
7358 | return; |
7359 | } | |
7360 | } else { | |
7361 | switch (strap) { | |
7362 | case 0x1: | |
7363 | case 0x2: | |
7364 | case 0x4: | |
583c28e5 | 7365 | bp->phy_flags |= BNX2_PHY_FLAG_SERDES; |
253c8b75 MC |
7366 | return; |
7367 | } | |
7368 | } | |
7369 | } | |
7370 | ||
883e5151 MC |
7371 | static void __devinit |
7372 | bnx2_get_pci_speed(struct bnx2 *bp) | |
7373 | { | |
7374 | u32 reg; | |
7375 | ||
7376 | reg = REG_RD(bp, BNX2_PCICFG_MISC_STATUS); | |
7377 | if (reg & BNX2_PCICFG_MISC_STATUS_PCIX_DET) { | |
7378 | u32 clkreg; | |
7379 | ||
f86e82fb | 7380 | bp->flags |= BNX2_FLAG_PCIX; |
883e5151 MC |
7381 | |
7382 | clkreg = REG_RD(bp, BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS); | |
7383 | ||
7384 | clkreg &= BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET; | |
7385 | switch (clkreg) { | |
7386 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_133MHZ: | |
7387 | bp->bus_speed_mhz = 133; | |
7388 | break; | |
7389 | ||
7390 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_95MHZ: | |
7391 | bp->bus_speed_mhz = 100; | |
7392 | break; | |
7393 | ||
7394 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_66MHZ: | |
7395 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_80MHZ: | |
7396 | bp->bus_speed_mhz = 66; | |
7397 | break; | |
7398 | ||
7399 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_48MHZ: | |
7400 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_55MHZ: | |
7401 | bp->bus_speed_mhz = 50; | |
7402 | break; | |
7403 | ||
7404 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_LOW: | |
7405 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_32MHZ: | |
7406 | case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_38MHZ: | |
7407 | bp->bus_speed_mhz = 33; | |
7408 | break; | |
7409 | } | |
7410 | } | |
7411 | else { | |
7412 | if (reg & BNX2_PCICFG_MISC_STATUS_M66EN) | |
7413 | bp->bus_speed_mhz = 66; | |
7414 | else | |
7415 | bp->bus_speed_mhz = 33; | |
7416 | } | |
7417 | ||
7418 | if (reg & BNX2_PCICFG_MISC_STATUS_32BIT_DET) | |
f86e82fb | 7419 | bp->flags |= BNX2_FLAG_PCI_32BIT; |
883e5151 MC |
7420 | |
7421 | } | |
7422 | ||
b6016b76 MC |
7423 | static int __devinit |
7424 | bnx2_init_board(struct pci_dev *pdev, struct net_device *dev) | |
7425 | { | |
7426 | struct bnx2 *bp; | |
7427 | unsigned long mem_len; | |
58fc2ea4 | 7428 | int rc, i, j; |
b6016b76 | 7429 | u32 reg; |
40453c83 | 7430 | u64 dma_mask, persist_dma_mask; |
b6016b76 | 7431 | |
b6016b76 | 7432 | SET_NETDEV_DEV(dev, &pdev->dev); |
972ec0d4 | 7433 | bp = netdev_priv(dev); |
b6016b76 MC |
7434 | |
7435 | bp->flags = 0; | |
7436 | bp->phy_flags = 0; | |
7437 | ||
7438 | /* enable device (incl. PCI PM wakeup), and bus-mastering */ | |
7439 | rc = pci_enable_device(pdev); | |
7440 | if (rc) { | |
898eb71c | 7441 | dev_err(&pdev->dev, "Cannot enable PCI device, aborting.\n"); |
b6016b76 MC |
7442 | goto err_out; |
7443 | } | |
7444 | ||
7445 | if (!(pci_resource_flags(pdev, 0) & IORESOURCE_MEM)) { | |
9b91cf9d | 7446 | dev_err(&pdev->dev, |
2e8a538d | 7447 | "Cannot find PCI device base address, aborting.\n"); |
b6016b76 MC |
7448 | rc = -ENODEV; |
7449 | goto err_out_disable; | |
7450 | } | |
7451 | ||
7452 | rc = pci_request_regions(pdev, DRV_MODULE_NAME); | |
7453 | if (rc) { | |
9b91cf9d | 7454 | dev_err(&pdev->dev, "Cannot obtain PCI resources, aborting.\n"); |
b6016b76 MC |
7455 | goto err_out_disable; |
7456 | } | |
7457 | ||
7458 | pci_set_master(pdev); | |
6ff2da49 | 7459 | pci_save_state(pdev); |
b6016b76 MC |
7460 | |
7461 | bp->pm_cap = pci_find_capability(pdev, PCI_CAP_ID_PM); | |
7462 | if (bp->pm_cap == 0) { | |
9b91cf9d | 7463 | dev_err(&pdev->dev, |
2e8a538d | 7464 | "Cannot find power management capability, aborting.\n"); |
b6016b76 MC |
7465 | rc = -EIO; |
7466 | goto err_out_release; | |
7467 | } | |
7468 | ||
b6016b76 MC |
7469 | bp->dev = dev; |
7470 | bp->pdev = pdev; | |
7471 | ||
7472 | spin_lock_init(&bp->phy_lock); | |
1b8227c4 | 7473 | spin_lock_init(&bp->indirect_lock); |
c4028958 | 7474 | INIT_WORK(&bp->reset_task, bnx2_reset_task); |
b6016b76 MC |
7475 | |
7476 | dev->base_addr = dev->mem_start = pci_resource_start(pdev, 0); | |
706bf240 | 7477 | mem_len = MB_GET_CID_ADDR(TX_TSS_CID + TX_MAX_TSS_RINGS); |
b6016b76 MC |
7478 | dev->mem_end = dev->mem_start + mem_len; |
7479 | dev->irq = pdev->irq; | |
7480 | ||
7481 | bp->regview = ioremap_nocache(dev->base_addr, mem_len); | |
7482 | ||
7483 | if (!bp->regview) { | |
9b91cf9d | 7484 | dev_err(&pdev->dev, "Cannot map register space, aborting.\n"); |
b6016b76 MC |
7485 | rc = -ENOMEM; |
7486 | goto err_out_release; | |
7487 | } | |
7488 | ||
7489 | /* Configure byte swap and enable write to the reg_window registers. | |
7490 | * Rely on CPU to do target byte swapping on big endian systems | |
7491 | * The chip's target access swapping will not swap all accesses | |
7492 | */ | |
7493 | pci_write_config_dword(bp->pdev, BNX2_PCICFG_MISC_CONFIG, | |
7494 | BNX2_PCICFG_MISC_CONFIG_REG_WINDOW_ENA | | |
7495 | BNX2_PCICFG_MISC_CONFIG_TARGET_MB_WORD_SWAP); | |
7496 | ||
829ca9a3 | 7497 | bnx2_set_power_state(bp, PCI_D0); |
b6016b76 MC |
7498 | |
7499 | bp->chip_id = REG_RD(bp, BNX2_MISC_ID); | |
7500 | ||
883e5151 MC |
7501 | if (CHIP_NUM(bp) == CHIP_NUM_5709) { |
7502 | if (pci_find_capability(pdev, PCI_CAP_ID_EXP) == 0) { | |
7503 | dev_err(&pdev->dev, | |
7504 | "Cannot find PCIE capability, aborting.\n"); | |
7505 | rc = -EIO; | |
7506 | goto err_out_unmap; | |
7507 | } | |
f86e82fb | 7508 | bp->flags |= BNX2_FLAG_PCIE; |
2dd201d7 | 7509 | if (CHIP_REV(bp) == CHIP_REV_Ax) |
f86e82fb | 7510 | bp->flags |= BNX2_FLAG_JUMBO_BROKEN; |
883e5151 | 7511 | } else { |
59b47d8a MC |
7512 | bp->pcix_cap = pci_find_capability(pdev, PCI_CAP_ID_PCIX); |
7513 | if (bp->pcix_cap == 0) { | |
7514 | dev_err(&pdev->dev, | |
7515 | "Cannot find PCIX capability, aborting.\n"); | |
7516 | rc = -EIO; | |
7517 | goto err_out_unmap; | |
7518 | } | |
7519 | } | |
7520 | ||
b4b36042 MC |
7521 | if (CHIP_NUM(bp) == CHIP_NUM_5709 && CHIP_REV(bp) != CHIP_REV_Ax) { |
7522 | if (pci_find_capability(pdev, PCI_CAP_ID_MSIX)) | |
f86e82fb | 7523 | bp->flags |= BNX2_FLAG_MSIX_CAP; |
b4b36042 MC |
7524 | } |
7525 | ||
8e6a72c4 MC |
7526 | if (CHIP_ID(bp) != CHIP_ID_5706_A0 && CHIP_ID(bp) != CHIP_ID_5706_A1) { |
7527 | if (pci_find_capability(pdev, PCI_CAP_ID_MSI)) | |
f86e82fb | 7528 | bp->flags |= BNX2_FLAG_MSI_CAP; |
8e6a72c4 MC |
7529 | } |
7530 | ||
40453c83 MC |
7531 | /* 5708 cannot support DMA addresses > 40-bit. */ |
7532 | if (CHIP_NUM(bp) == CHIP_NUM_5708) | |
50cf156a | 7533 | persist_dma_mask = dma_mask = DMA_BIT_MASK(40); |
40453c83 | 7534 | else |
6a35528a | 7535 | persist_dma_mask = dma_mask = DMA_BIT_MASK(64); |
40453c83 MC |
7536 | |
7537 | /* Configure DMA attributes. */ | |
7538 | if (pci_set_dma_mask(pdev, dma_mask) == 0) { | |
7539 | dev->features |= NETIF_F_HIGHDMA; | |
7540 | rc = pci_set_consistent_dma_mask(pdev, persist_dma_mask); | |
7541 | if (rc) { | |
7542 | dev_err(&pdev->dev, | |
7543 | "pci_set_consistent_dma_mask failed, aborting.\n"); | |
7544 | goto err_out_unmap; | |
7545 | } | |
284901a9 | 7546 | } else if ((rc = pci_set_dma_mask(pdev, DMA_BIT_MASK(32))) != 0) { |
40453c83 MC |
7547 | dev_err(&pdev->dev, "System does not support DMA, aborting.\n"); |
7548 | goto err_out_unmap; | |
7549 | } | |
7550 | ||
f86e82fb | 7551 | if (!(bp->flags & BNX2_FLAG_PCIE)) |
883e5151 | 7552 | bnx2_get_pci_speed(bp); |
b6016b76 MC |
7553 | |
7554 | /* 5706A0 may falsely detect SERR and PERR. */ | |
7555 | if (CHIP_ID(bp) == CHIP_ID_5706_A0) { | |
7556 | reg = REG_RD(bp, PCI_COMMAND); | |
7557 | reg &= ~(PCI_COMMAND_SERR | PCI_COMMAND_PARITY); | |
7558 | REG_WR(bp, PCI_COMMAND, reg); | |
7559 | } | |
7560 | else if ((CHIP_ID(bp) == CHIP_ID_5706_A1) && | |
f86e82fb | 7561 | !(bp->flags & BNX2_FLAG_PCIX)) { |
b6016b76 | 7562 | |
9b91cf9d | 7563 | dev_err(&pdev->dev, |
2e8a538d | 7564 | "5706 A1 can only be used in a PCIX bus, aborting.\n"); |
b6016b76 MC |
7565 | goto err_out_unmap; |
7566 | } | |
7567 | ||
7568 | bnx2_init_nvram(bp); | |
7569 | ||
2726d6e1 | 7570 | reg = bnx2_reg_rd_ind(bp, BNX2_SHM_HDR_SIGNATURE); |
e3648b3d MC |
7571 | |
7572 | if ((reg & BNX2_SHM_HDR_SIGNATURE_SIG_MASK) == | |
24cb230b MC |
7573 | BNX2_SHM_HDR_SIGNATURE_SIG) { |
7574 | u32 off = PCI_FUNC(pdev->devfn) << 2; | |
7575 | ||
2726d6e1 | 7576 | bp->shmem_base = bnx2_reg_rd_ind(bp, BNX2_SHM_HDR_ADDR_0 + off); |
24cb230b | 7577 | } else |
e3648b3d MC |
7578 | bp->shmem_base = HOST_VIEW_SHMEM_BASE; |
7579 | ||
b6016b76 MC |
7580 | /* Get the permanent MAC address. First we need to make sure the |
7581 | * firmware is actually running. | |
7582 | */ | |
2726d6e1 | 7583 | reg = bnx2_shmem_rd(bp, BNX2_DEV_INFO_SIGNATURE); |
b6016b76 MC |
7584 | |
7585 | if ((reg & BNX2_DEV_INFO_SIGNATURE_MAGIC_MASK) != | |
7586 | BNX2_DEV_INFO_SIGNATURE_MAGIC) { | |
9b91cf9d | 7587 | dev_err(&pdev->dev, "Firmware not running, aborting.\n"); |
b6016b76 MC |
7588 | rc = -ENODEV; |
7589 | goto err_out_unmap; | |
7590 | } | |
7591 | ||
2726d6e1 | 7592 | reg = bnx2_shmem_rd(bp, BNX2_DEV_INFO_BC_REV); |
58fc2ea4 MC |
7593 | for (i = 0, j = 0; i < 3; i++) { |
7594 | u8 num, k, skip0; | |
7595 | ||
7596 | num = (u8) (reg >> (24 - (i * 8))); | |
7597 | for (k = 100, skip0 = 1; k >= 1; num %= k, k /= 10) { | |
7598 | if (num >= k || !skip0 || k == 1) { | |
7599 | bp->fw_version[j++] = (num / k) + '0'; | |
7600 | skip0 = 0; | |
7601 | } | |
7602 | } | |
7603 | if (i != 2) | |
7604 | bp->fw_version[j++] = '.'; | |
7605 | } | |
2726d6e1 | 7606 | reg = bnx2_shmem_rd(bp, BNX2_PORT_FEATURE); |
846f5c62 MC |
7607 | if (reg & BNX2_PORT_FEATURE_WOL_ENABLED) |
7608 | bp->wol = 1; | |
7609 | ||
7610 | if (reg & BNX2_PORT_FEATURE_ASF_ENABLED) { | |
f86e82fb | 7611 | bp->flags |= BNX2_FLAG_ASF_ENABLE; |
c2d3db8c MC |
7612 | |
7613 | for (i = 0; i < 30; i++) { | |
2726d6e1 | 7614 | reg = bnx2_shmem_rd(bp, BNX2_BC_STATE_CONDITION); |
c2d3db8c MC |
7615 | if (reg & BNX2_CONDITION_MFW_RUN_MASK) |
7616 | break; | |
7617 | msleep(10); | |
7618 | } | |
7619 | } | |
2726d6e1 | 7620 | reg = bnx2_shmem_rd(bp, BNX2_BC_STATE_CONDITION); |
58fc2ea4 MC |
7621 | reg &= BNX2_CONDITION_MFW_RUN_MASK; |
7622 | if (reg != BNX2_CONDITION_MFW_RUN_UNKNOWN && | |
7623 | reg != BNX2_CONDITION_MFW_RUN_NONE) { | |
2726d6e1 | 7624 | u32 addr = bnx2_shmem_rd(bp, BNX2_MFW_VER_PTR); |
58fc2ea4 MC |
7625 | |
7626 | bp->fw_version[j++] = ' '; | |
7627 | for (i = 0; i < 3; i++) { | |
2726d6e1 | 7628 | reg = bnx2_reg_rd_ind(bp, addr + i * 4); |
58fc2ea4 MC |
7629 | reg = swab32(reg); |
7630 | memcpy(&bp->fw_version[j], ®, 4); | |
7631 | j += 4; | |
7632 | } | |
7633 | } | |
b6016b76 | 7634 | |
2726d6e1 | 7635 | reg = bnx2_shmem_rd(bp, BNX2_PORT_HW_CFG_MAC_UPPER); |
b6016b76 MC |
7636 | bp->mac_addr[0] = (u8) (reg >> 8); |
7637 | bp->mac_addr[1] = (u8) reg; | |
7638 | ||
2726d6e1 | 7639 | reg = bnx2_shmem_rd(bp, BNX2_PORT_HW_CFG_MAC_LOWER); |
b6016b76 MC |
7640 | bp->mac_addr[2] = (u8) (reg >> 24); |
7641 | bp->mac_addr[3] = (u8) (reg >> 16); | |
7642 | bp->mac_addr[4] = (u8) (reg >> 8); | |
7643 | bp->mac_addr[5] = (u8) reg; | |
7644 | ||
7645 | bp->tx_ring_size = MAX_TX_DESC_CNT; | |
932f3772 | 7646 | bnx2_set_rx_ring_size(bp, 255); |
b6016b76 MC |
7647 | |
7648 | bp->rx_csum = 1; | |
7649 | ||
b6016b76 MC |
7650 | bp->tx_quick_cons_trip_int = 20; |
7651 | bp->tx_quick_cons_trip = 20; | |
7652 | bp->tx_ticks_int = 80; | |
7653 | bp->tx_ticks = 80; | |
6aa20a22 | 7654 | |
b6016b76 MC |
7655 | bp->rx_quick_cons_trip_int = 6; |
7656 | bp->rx_quick_cons_trip = 6; | |
7657 | bp->rx_ticks_int = 18; | |
7658 | bp->rx_ticks = 18; | |
7659 | ||
7ea6920e | 7660 | bp->stats_ticks = USEC_PER_SEC & BNX2_HC_STATS_TICKS_HC_STAT_TICKS; |
b6016b76 | 7661 | |
ac392abc | 7662 | bp->current_interval = BNX2_TIMER_INTERVAL; |
b6016b76 | 7663 | |
5b0c76ad MC |
7664 | bp->phy_addr = 1; |
7665 | ||
b6016b76 | 7666 | /* Disable WOL support if we are running on a SERDES chip. */ |
253c8b75 MC |
7667 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
7668 | bnx2_get_5709_media(bp); | |
7669 | else if (CHIP_BOND_ID(bp) & CHIP_BOND_ID_SERDES_BIT) | |
583c28e5 | 7670 | bp->phy_flags |= BNX2_PHY_FLAG_SERDES; |
bac0dff6 | 7671 | |
0d8a6571 | 7672 | bp->phy_port = PORT_TP; |
583c28e5 | 7673 | if (bp->phy_flags & BNX2_PHY_FLAG_SERDES) { |
0d8a6571 | 7674 | bp->phy_port = PORT_FIBRE; |
2726d6e1 | 7675 | reg = bnx2_shmem_rd(bp, BNX2_SHARED_HW_CFG_CONFIG); |
846f5c62 | 7676 | if (!(reg & BNX2_SHARED_HW_CFG_GIG_LINK_ON_VAUX)) { |
f86e82fb | 7677 | bp->flags |= BNX2_FLAG_NO_WOL; |
846f5c62 MC |
7678 | bp->wol = 0; |
7679 | } | |
38ea3686 MC |
7680 | if (CHIP_NUM(bp) == CHIP_NUM_5706) { |
7681 | /* Don't do parallel detect on this board because of | |
7682 | * some board problems. The link will not go down | |
7683 | * if we do parallel detect. | |
7684 | */ | |
7685 | if (pdev->subsystem_vendor == PCI_VENDOR_ID_HP && | |
7686 | pdev->subsystem_device == 0x310c) | |
7687 | bp->phy_flags |= BNX2_PHY_FLAG_NO_PARALLEL; | |
7688 | } else { | |
5b0c76ad | 7689 | bp->phy_addr = 2; |
5b0c76ad | 7690 | if (reg & BNX2_SHARED_HW_CFG_PHY_2_5G) |
583c28e5 | 7691 | bp->phy_flags |= BNX2_PHY_FLAG_2_5G_CAPABLE; |
5b0c76ad | 7692 | } |
261dd5ca MC |
7693 | } else if (CHIP_NUM(bp) == CHIP_NUM_5706 || |
7694 | CHIP_NUM(bp) == CHIP_NUM_5708) | |
583c28e5 | 7695 | bp->phy_flags |= BNX2_PHY_FLAG_CRC_FIX; |
fb0c18bd MC |
7696 | else if (CHIP_NUM(bp) == CHIP_NUM_5709 && |
7697 | (CHIP_REV(bp) == CHIP_REV_Ax || | |
7698 | CHIP_REV(bp) == CHIP_REV_Bx)) | |
583c28e5 | 7699 | bp->phy_flags |= BNX2_PHY_FLAG_DIS_EARLY_DAC; |
b6016b76 | 7700 | |
7c62e83b MC |
7701 | bnx2_init_fw_cap(bp); |
7702 | ||
16088272 MC |
7703 | if ((CHIP_ID(bp) == CHIP_ID_5708_A0) || |
7704 | (CHIP_ID(bp) == CHIP_ID_5708_B0) || | |
5ec6d7bf MC |
7705 | (CHIP_ID(bp) == CHIP_ID_5708_B1) || |
7706 | !(REG_RD(bp, BNX2_PCI_CONFIG_3) & BNX2_PCI_CONFIG_3_VAUX_PRESET)) { | |
f86e82fb | 7707 | bp->flags |= BNX2_FLAG_NO_WOL; |
846f5c62 MC |
7708 | bp->wol = 0; |
7709 | } | |
dda1e390 | 7710 | |
b6016b76 MC |
7711 | if (CHIP_ID(bp) == CHIP_ID_5706_A0) { |
7712 | bp->tx_quick_cons_trip_int = | |
7713 | bp->tx_quick_cons_trip; | |
7714 | bp->tx_ticks_int = bp->tx_ticks; | |
7715 | bp->rx_quick_cons_trip_int = | |
7716 | bp->rx_quick_cons_trip; | |
7717 | bp->rx_ticks_int = bp->rx_ticks; | |
7718 | bp->comp_prod_trip_int = bp->comp_prod_trip; | |
7719 | bp->com_ticks_int = bp->com_ticks; | |
7720 | bp->cmd_ticks_int = bp->cmd_ticks; | |
7721 | } | |
7722 | ||
f9317a40 MC |
7723 | /* Disable MSI on 5706 if AMD 8132 bridge is found. |
7724 | * | |
7725 | * MSI is defined to be 32-bit write. The 5706 does 64-bit MSI writes | |
7726 | * with byte enables disabled on the unused 32-bit word. This is legal | |
7727 | * but causes problems on the AMD 8132 which will eventually stop | |
7728 | * responding after a while. | |
7729 | * | |
7730 | * AMD believes this incompatibility is unique to the 5706, and | |
88187dfa | 7731 | * prefers to locally disable MSI rather than globally disabling it. |
f9317a40 MC |
7732 | */ |
7733 | if (CHIP_NUM(bp) == CHIP_NUM_5706 && disable_msi == 0) { | |
7734 | struct pci_dev *amd_8132 = NULL; | |
7735 | ||
7736 | while ((amd_8132 = pci_get_device(PCI_VENDOR_ID_AMD, | |
7737 | PCI_DEVICE_ID_AMD_8132_BRIDGE, | |
7738 | amd_8132))) { | |
f9317a40 | 7739 | |
44c10138 AK |
7740 | if (amd_8132->revision >= 0x10 && |
7741 | amd_8132->revision <= 0x13) { | |
f9317a40 MC |
7742 | disable_msi = 1; |
7743 | pci_dev_put(amd_8132); | |
7744 | break; | |
7745 | } | |
7746 | } | |
7747 | } | |
7748 | ||
deaf391b | 7749 | bnx2_set_default_link(bp); |
b6016b76 MC |
7750 | bp->req_flow_ctrl = FLOW_CTRL_RX | FLOW_CTRL_TX; |
7751 | ||
cd339a0e | 7752 | init_timer(&bp->timer); |
ac392abc | 7753 | bp->timer.expires = RUN_AT(BNX2_TIMER_INTERVAL); |
cd339a0e MC |
7754 | bp->timer.data = (unsigned long) bp; |
7755 | bp->timer.function = bnx2_timer; | |
7756 | ||
b6016b76 MC |
7757 | return 0; |
7758 | ||
7759 | err_out_unmap: | |
7760 | if (bp->regview) { | |
7761 | iounmap(bp->regview); | |
73eef4cd | 7762 | bp->regview = NULL; |
b6016b76 MC |
7763 | } |
7764 | ||
7765 | err_out_release: | |
7766 | pci_release_regions(pdev); | |
7767 | ||
7768 | err_out_disable: | |
7769 | pci_disable_device(pdev); | |
7770 | pci_set_drvdata(pdev, NULL); | |
7771 | ||
7772 | err_out: | |
7773 | return rc; | |
7774 | } | |
7775 | ||
883e5151 MC |
7776 | static char * __devinit |
7777 | bnx2_bus_string(struct bnx2 *bp, char *str) | |
7778 | { | |
7779 | char *s = str; | |
7780 | ||
f86e82fb | 7781 | if (bp->flags & BNX2_FLAG_PCIE) { |
883e5151 MC |
7782 | s += sprintf(s, "PCI Express"); |
7783 | } else { | |
7784 | s += sprintf(s, "PCI"); | |
f86e82fb | 7785 | if (bp->flags & BNX2_FLAG_PCIX) |
883e5151 | 7786 | s += sprintf(s, "-X"); |
f86e82fb | 7787 | if (bp->flags & BNX2_FLAG_PCI_32BIT) |
883e5151 MC |
7788 | s += sprintf(s, " 32-bit"); |
7789 | else | |
7790 | s += sprintf(s, " 64-bit"); | |
7791 | s += sprintf(s, " %dMHz", bp->bus_speed_mhz); | |
7792 | } | |
7793 | return str; | |
7794 | } | |
7795 | ||
2ba582b7 | 7796 | static void __devinit |
35efa7c1 MC |
7797 | bnx2_init_napi(struct bnx2 *bp) |
7798 | { | |
b4b36042 | 7799 | int i; |
35efa7c1 | 7800 | |
b4b36042 | 7801 | for (i = 0; i < BNX2_MAX_MSIX_VEC; i++) { |
35e9010b MC |
7802 | struct bnx2_napi *bnapi = &bp->bnx2_napi[i]; |
7803 | int (*poll)(struct napi_struct *, int); | |
7804 | ||
7805 | if (i == 0) | |
7806 | poll = bnx2_poll; | |
7807 | else | |
f0ea2e63 | 7808 | poll = bnx2_poll_msix; |
35e9010b MC |
7809 | |
7810 | netif_napi_add(bp->dev, &bp->bnx2_napi[i].napi, poll, 64); | |
b4b36042 MC |
7811 | bnapi->bp = bp; |
7812 | } | |
35efa7c1 MC |
7813 | } |
7814 | ||
0421eae6 SH |
7815 | static const struct net_device_ops bnx2_netdev_ops = { |
7816 | .ndo_open = bnx2_open, | |
7817 | .ndo_start_xmit = bnx2_start_xmit, | |
7818 | .ndo_stop = bnx2_close, | |
7819 | .ndo_get_stats = bnx2_get_stats, | |
7820 | .ndo_set_rx_mode = bnx2_set_rx_mode, | |
7821 | .ndo_do_ioctl = bnx2_ioctl, | |
7822 | .ndo_validate_addr = eth_validate_addr, | |
7823 | .ndo_set_mac_address = bnx2_change_mac_addr, | |
7824 | .ndo_change_mtu = bnx2_change_mtu, | |
7825 | .ndo_tx_timeout = bnx2_tx_timeout, | |
7826 | #ifdef BCM_VLAN | |
7827 | .ndo_vlan_rx_register = bnx2_vlan_rx_register, | |
7828 | #endif | |
7829 | #if defined(HAVE_POLL_CONTROLLER) || defined(CONFIG_NET_POLL_CONTROLLER) | |
7830 | .ndo_poll_controller = poll_bnx2, | |
7831 | #endif | |
7832 | }; | |
7833 | ||
b6016b76 MC |
7834 | static int __devinit |
7835 | bnx2_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) | |
7836 | { | |
7837 | static int version_printed = 0; | |
7838 | struct net_device *dev = NULL; | |
7839 | struct bnx2 *bp; | |
0795af57 | 7840 | int rc; |
883e5151 | 7841 | char str[40]; |
b6016b76 MC |
7842 | |
7843 | if (version_printed++ == 0) | |
7844 | printk(KERN_INFO "%s", version); | |
7845 | ||
7846 | /* dev zeroed in init_etherdev */ | |
706bf240 | 7847 | dev = alloc_etherdev_mq(sizeof(*bp), TX_MAX_RINGS); |
b6016b76 MC |
7848 | |
7849 | if (!dev) | |
7850 | return -ENOMEM; | |
7851 | ||
7852 | rc = bnx2_init_board(pdev, dev); | |
7853 | if (rc < 0) { | |
7854 | free_netdev(dev); | |
7855 | return rc; | |
7856 | } | |
7857 | ||
0421eae6 | 7858 | dev->netdev_ops = &bnx2_netdev_ops; |
b6016b76 | 7859 | dev->watchdog_timeo = TX_TIMEOUT; |
b6016b76 | 7860 | dev->ethtool_ops = &bnx2_ethtool_ops; |
b6016b76 | 7861 | |
972ec0d4 | 7862 | bp = netdev_priv(dev); |
35efa7c1 | 7863 | bnx2_init_napi(bp); |
b6016b76 | 7864 | |
1b2f922f MC |
7865 | pci_set_drvdata(pdev, dev); |
7866 | ||
57579f76 MC |
7867 | rc = bnx2_request_firmware(bp); |
7868 | if (rc) | |
7869 | goto error; | |
7870 | ||
1b2f922f MC |
7871 | memcpy(dev->dev_addr, bp->mac_addr, 6); |
7872 | memcpy(dev->perm_addr, bp->mac_addr, 6); | |
1b2f922f | 7873 | |
d212f87b | 7874 | dev->features |= NETIF_F_IP_CSUM | NETIF_F_SG; |
4666f87a | 7875 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
d212f87b SH |
7876 | dev->features |= NETIF_F_IPV6_CSUM; |
7877 | ||
1b2f922f MC |
7878 | #ifdef BCM_VLAN |
7879 | dev->features |= NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_RX; | |
7880 | #endif | |
7881 | dev->features |= NETIF_F_TSO | NETIF_F_TSO_ECN; | |
4666f87a MC |
7882 | if (CHIP_NUM(bp) == CHIP_NUM_5709) |
7883 | dev->features |= NETIF_F_TSO6; | |
1b2f922f | 7884 | |
b6016b76 | 7885 | if ((rc = register_netdev(dev))) { |
9b91cf9d | 7886 | dev_err(&pdev->dev, "Cannot register net device\n"); |
57579f76 | 7887 | goto error; |
b6016b76 MC |
7888 | } |
7889 | ||
883e5151 | 7890 | printk(KERN_INFO "%s: %s (%c%d) %s found at mem %lx, " |
e174961c | 7891 | "IRQ %d, node addr %pM\n", |
b6016b76 | 7892 | dev->name, |
fbbf68b7 | 7893 | board_info[ent->driver_data].name, |
b6016b76 MC |
7894 | ((CHIP_ID(bp) & 0xf000) >> 12) + 'A', |
7895 | ((CHIP_ID(bp) & 0x0ff0) >> 4), | |
883e5151 | 7896 | bnx2_bus_string(bp, str), |
b6016b76 | 7897 | dev->base_addr, |
e174961c | 7898 | bp->pdev->irq, dev->dev_addr); |
b6016b76 | 7899 | |
b6016b76 | 7900 | return 0; |
57579f76 MC |
7901 | |
7902 | error: | |
7903 | if (bp->mips_firmware) | |
7904 | release_firmware(bp->mips_firmware); | |
7905 | if (bp->rv2p_firmware) | |
7906 | release_firmware(bp->rv2p_firmware); | |
7907 | ||
7908 | if (bp->regview) | |
7909 | iounmap(bp->regview); | |
7910 | pci_release_regions(pdev); | |
7911 | pci_disable_device(pdev); | |
7912 | pci_set_drvdata(pdev, NULL); | |
7913 | free_netdev(dev); | |
7914 | return rc; | |
b6016b76 MC |
7915 | } |
7916 | ||
7917 | static void __devexit | |
7918 | bnx2_remove_one(struct pci_dev *pdev) | |
7919 | { | |
7920 | struct net_device *dev = pci_get_drvdata(pdev); | |
972ec0d4 | 7921 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 7922 | |
afdc08b9 MC |
7923 | flush_scheduled_work(); |
7924 | ||
b6016b76 MC |
7925 | unregister_netdev(dev); |
7926 | ||
57579f76 MC |
7927 | if (bp->mips_firmware) |
7928 | release_firmware(bp->mips_firmware); | |
7929 | if (bp->rv2p_firmware) | |
7930 | release_firmware(bp->rv2p_firmware); | |
7931 | ||
b6016b76 MC |
7932 | if (bp->regview) |
7933 | iounmap(bp->regview); | |
7934 | ||
7935 | free_netdev(dev); | |
7936 | pci_release_regions(pdev); | |
7937 | pci_disable_device(pdev); | |
7938 | pci_set_drvdata(pdev, NULL); | |
7939 | } | |
7940 | ||
7941 | static int | |
829ca9a3 | 7942 | bnx2_suspend(struct pci_dev *pdev, pm_message_t state) |
b6016b76 MC |
7943 | { |
7944 | struct net_device *dev = pci_get_drvdata(pdev); | |
972ec0d4 | 7945 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 7946 | |
6caebb02 MC |
7947 | /* PCI register 4 needs to be saved whether netif_running() or not. |
7948 | * MSI address and data need to be saved if using MSI and | |
7949 | * netif_running(). | |
7950 | */ | |
7951 | pci_save_state(pdev); | |
b6016b76 MC |
7952 | if (!netif_running(dev)) |
7953 | return 0; | |
7954 | ||
1d60290f | 7955 | flush_scheduled_work(); |
b6016b76 MC |
7956 | bnx2_netif_stop(bp); |
7957 | netif_device_detach(dev); | |
7958 | del_timer_sync(&bp->timer); | |
74bf4ba3 | 7959 | bnx2_shutdown_chip(bp); |
b6016b76 | 7960 | bnx2_free_skbs(bp); |
829ca9a3 | 7961 | bnx2_set_power_state(bp, pci_choose_state(pdev, state)); |
b6016b76 MC |
7962 | return 0; |
7963 | } | |
7964 | ||
7965 | static int | |
7966 | bnx2_resume(struct pci_dev *pdev) | |
7967 | { | |
7968 | struct net_device *dev = pci_get_drvdata(pdev); | |
972ec0d4 | 7969 | struct bnx2 *bp = netdev_priv(dev); |
b6016b76 | 7970 | |
6caebb02 | 7971 | pci_restore_state(pdev); |
b6016b76 MC |
7972 | if (!netif_running(dev)) |
7973 | return 0; | |
7974 | ||
829ca9a3 | 7975 | bnx2_set_power_state(bp, PCI_D0); |
b6016b76 | 7976 | netif_device_attach(dev); |
9a120bc5 | 7977 | bnx2_init_nic(bp, 1); |
b6016b76 MC |
7978 | bnx2_netif_start(bp); |
7979 | return 0; | |
7980 | } | |
7981 | ||
6ff2da49 WX |
7982 | /** |
7983 | * bnx2_io_error_detected - called when PCI error is detected | |
7984 | * @pdev: Pointer to PCI device | |
7985 | * @state: The current pci connection state | |
7986 | * | |
7987 | * This function is called after a PCI bus error affecting | |
7988 | * this device has been detected. | |
7989 | */ | |
7990 | static pci_ers_result_t bnx2_io_error_detected(struct pci_dev *pdev, | |
7991 | pci_channel_state_t state) | |
7992 | { | |
7993 | struct net_device *dev = pci_get_drvdata(pdev); | |
7994 | struct bnx2 *bp = netdev_priv(dev); | |
7995 | ||
7996 | rtnl_lock(); | |
7997 | netif_device_detach(dev); | |
7998 | ||
7999 | if (netif_running(dev)) { | |
8000 | bnx2_netif_stop(bp); | |
8001 | del_timer_sync(&bp->timer); | |
8002 | bnx2_reset_nic(bp, BNX2_DRV_MSG_CODE_RESET); | |
8003 | } | |
8004 | ||
8005 | pci_disable_device(pdev); | |
8006 | rtnl_unlock(); | |
8007 | ||
8008 | /* Request a slot slot reset. */ | |
8009 | return PCI_ERS_RESULT_NEED_RESET; | |
8010 | } | |
8011 | ||
8012 | /** | |
8013 | * bnx2_io_slot_reset - called after the pci bus has been reset. | |
8014 | * @pdev: Pointer to PCI device | |
8015 | * | |
8016 | * Restart the card from scratch, as if from a cold-boot. | |
8017 | */ | |
8018 | static pci_ers_result_t bnx2_io_slot_reset(struct pci_dev *pdev) | |
8019 | { | |
8020 | struct net_device *dev = pci_get_drvdata(pdev); | |
8021 | struct bnx2 *bp = netdev_priv(dev); | |
8022 | ||
8023 | rtnl_lock(); | |
8024 | if (pci_enable_device(pdev)) { | |
8025 | dev_err(&pdev->dev, | |
8026 | "Cannot re-enable PCI device after reset.\n"); | |
8027 | rtnl_unlock(); | |
8028 | return PCI_ERS_RESULT_DISCONNECT; | |
8029 | } | |
8030 | pci_set_master(pdev); | |
8031 | pci_restore_state(pdev); | |
8032 | ||
8033 | if (netif_running(dev)) { | |
8034 | bnx2_set_power_state(bp, PCI_D0); | |
8035 | bnx2_init_nic(bp, 1); | |
8036 | } | |
8037 | ||
8038 | rtnl_unlock(); | |
8039 | return PCI_ERS_RESULT_RECOVERED; | |
8040 | } | |
8041 | ||
8042 | /** | |
8043 | * bnx2_io_resume - called when traffic can start flowing again. | |
8044 | * @pdev: Pointer to PCI device | |
8045 | * | |
8046 | * This callback is called when the error recovery driver tells us that | |
8047 | * its OK to resume normal operation. | |
8048 | */ | |
8049 | static void bnx2_io_resume(struct pci_dev *pdev) | |
8050 | { | |
8051 | struct net_device *dev = pci_get_drvdata(pdev); | |
8052 | struct bnx2 *bp = netdev_priv(dev); | |
8053 | ||
8054 | rtnl_lock(); | |
8055 | if (netif_running(dev)) | |
8056 | bnx2_netif_start(bp); | |
8057 | ||
8058 | netif_device_attach(dev); | |
8059 | rtnl_unlock(); | |
8060 | } | |
8061 | ||
8062 | static struct pci_error_handlers bnx2_err_handler = { | |
8063 | .error_detected = bnx2_io_error_detected, | |
8064 | .slot_reset = bnx2_io_slot_reset, | |
8065 | .resume = bnx2_io_resume, | |
8066 | }; | |
8067 | ||
b6016b76 | 8068 | static struct pci_driver bnx2_pci_driver = { |
14ab9b86 PH |
8069 | .name = DRV_MODULE_NAME, |
8070 | .id_table = bnx2_pci_tbl, | |
8071 | .probe = bnx2_init_one, | |
8072 | .remove = __devexit_p(bnx2_remove_one), | |
8073 | .suspend = bnx2_suspend, | |
8074 | .resume = bnx2_resume, | |
6ff2da49 | 8075 | .err_handler = &bnx2_err_handler, |
b6016b76 MC |
8076 | }; |
8077 | ||
8078 | static int __init bnx2_init(void) | |
8079 | { | |
29917620 | 8080 | return pci_register_driver(&bnx2_pci_driver); |
b6016b76 MC |
8081 | } |
8082 | ||
8083 | static void __exit bnx2_cleanup(void) | |
8084 | { | |
8085 | pci_unregister_driver(&bnx2_pci_driver); | |
8086 | } | |
8087 | ||
8088 | module_init(bnx2_init); | |
8089 | module_exit(bnx2_cleanup); | |
8090 | ||
8091 | ||
8092 |