Commit | Line | Data |
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34f80b04 | 1 | /* bnx2x_main.c: Broadcom Everest network driver. |
a2fbb9ea | 2 | * |
d05c26ce | 3 | * Copyright (c) 2007-2009 Broadcom Corporation |
a2fbb9ea ET |
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 | * | |
24e3fcef EG |
9 | * Maintained by: Eilon Greenstein <eilong@broadcom.com> |
10 | * Written by: Eliezer Tamir | |
a2fbb9ea ET |
11 | * Based on code from Michael Chan's bnx2 driver |
12 | * UDP CSUM errata workaround by Arik Gendelman | |
13 | * Slowpath rework by Vladislav Zolotarov | |
c14423fe | 14 | * Statistics and Link management by Yitchak Gertner |
a2fbb9ea ET |
15 | * |
16 | */ | |
17 | ||
a2fbb9ea ET |
18 | #include <linux/module.h> |
19 | #include <linux/moduleparam.h> | |
20 | #include <linux/kernel.h> | |
21 | #include <linux/device.h> /* for dev_info() */ | |
22 | #include <linux/timer.h> | |
23 | #include <linux/errno.h> | |
24 | #include <linux/ioport.h> | |
25 | #include <linux/slab.h> | |
26 | #include <linux/vmalloc.h> | |
27 | #include <linux/interrupt.h> | |
28 | #include <linux/pci.h> | |
29 | #include <linux/init.h> | |
30 | #include <linux/netdevice.h> | |
31 | #include <linux/etherdevice.h> | |
32 | #include <linux/skbuff.h> | |
33 | #include <linux/dma-mapping.h> | |
34 | #include <linux/bitops.h> | |
35 | #include <linux/irq.h> | |
36 | #include <linux/delay.h> | |
37 | #include <asm/byteorder.h> | |
38 | #include <linux/time.h> | |
39 | #include <linux/ethtool.h> | |
40 | #include <linux/mii.h> | |
0c6671b0 | 41 | #include <linux/if_vlan.h> |
a2fbb9ea ET |
42 | #include <net/ip.h> |
43 | #include <net/tcp.h> | |
44 | #include <net/checksum.h> | |
34f80b04 | 45 | #include <net/ip6_checksum.h> |
a2fbb9ea ET |
46 | #include <linux/workqueue.h> |
47 | #include <linux/crc32.h> | |
34f80b04 | 48 | #include <linux/crc32c.h> |
a2fbb9ea ET |
49 | #include <linux/prefetch.h> |
50 | #include <linux/zlib.h> | |
a2fbb9ea ET |
51 | #include <linux/io.h> |
52 | ||
359d8b15 | 53 | |
a2fbb9ea ET |
54 | #include "bnx2x.h" |
55 | #include "bnx2x_init.h" | |
94a78b79 | 56 | #include "bnx2x_init_ops.h" |
0a64ea57 | 57 | #include "bnx2x_dump.h" |
a2fbb9ea | 58 | |
56ed4351 VZ |
59 | #define DRV_MODULE_VERSION "1.48.105-1" |
60 | #define DRV_MODULE_RELDATE "2009/04/22" | |
34f80b04 | 61 | #define BNX2X_BC_VER 0x040200 |
a2fbb9ea | 62 | |
94a78b79 VZ |
63 | #include <linux/firmware.h> |
64 | #include "bnx2x_fw_file_hdr.h" | |
65 | /* FW files */ | |
66 | #define FW_FILE_PREFIX_E1 "bnx2x-e1-" | |
67 | #define FW_FILE_PREFIX_E1H "bnx2x-e1h-" | |
68 | ||
34f80b04 EG |
69 | /* Time in jiffies before concluding the transmitter is hung */ |
70 | #define TX_TIMEOUT (5*HZ) | |
a2fbb9ea | 71 | |
53a10565 | 72 | static char version[] __devinitdata = |
34f80b04 | 73 | "Broadcom NetXtreme II 5771x 10Gigabit Ethernet Driver " |
a2fbb9ea ET |
74 | DRV_MODULE_NAME " " DRV_MODULE_VERSION " (" DRV_MODULE_RELDATE ")\n"; |
75 | ||
24e3fcef | 76 | MODULE_AUTHOR("Eliezer Tamir"); |
e47d7e6e | 77 | MODULE_DESCRIPTION("Broadcom NetXtreme II BCM57710/57711/57711E Driver"); |
a2fbb9ea ET |
78 | MODULE_LICENSE("GPL"); |
79 | MODULE_VERSION(DRV_MODULE_VERSION); | |
a2fbb9ea | 80 | |
555f6c78 EG |
81 | static int multi_mode = 1; |
82 | module_param(multi_mode, int, 0); | |
2059aba7 | 83 | MODULE_PARM_DESC(multi_mode, " Use per-CPU queues"); |
555f6c78 | 84 | |
19680c48 | 85 | static int disable_tpa; |
19680c48 | 86 | module_param(disable_tpa, int, 0); |
9898f86d | 87 | MODULE_PARM_DESC(disable_tpa, " Disable the TPA (LRO) feature"); |
8badd27a EG |
88 | |
89 | static int int_mode; | |
90 | module_param(int_mode, int, 0); | |
91 | MODULE_PARM_DESC(int_mode, " Force interrupt mode (1 INT#x; 2 MSI)"); | |
92 | ||
9898f86d | 93 | static int poll; |
a2fbb9ea | 94 | module_param(poll, int, 0); |
9898f86d | 95 | MODULE_PARM_DESC(poll, " Use polling (for debug)"); |
8d5726c4 EG |
96 | |
97 | static int mrrs = -1; | |
98 | module_param(mrrs, int, 0); | |
99 | MODULE_PARM_DESC(mrrs, " Force Max Read Req Size (0..3) (for debug)"); | |
100 | ||
9898f86d | 101 | static int debug; |
a2fbb9ea | 102 | module_param(debug, int, 0); |
9898f86d EG |
103 | MODULE_PARM_DESC(debug, " Default debug msglevel"); |
104 | ||
105 | static int load_count[3]; /* 0-common, 1-port0, 2-port1 */ | |
a2fbb9ea | 106 | |
1cf167f2 | 107 | static struct workqueue_struct *bnx2x_wq; |
a2fbb9ea ET |
108 | |
109 | enum bnx2x_board_type { | |
110 | BCM57710 = 0, | |
34f80b04 EG |
111 | BCM57711 = 1, |
112 | BCM57711E = 2, | |
a2fbb9ea ET |
113 | }; |
114 | ||
34f80b04 | 115 | /* indexed by board_type, above */ |
53a10565 | 116 | static struct { |
a2fbb9ea ET |
117 | char *name; |
118 | } board_info[] __devinitdata = { | |
34f80b04 EG |
119 | { "Broadcom NetXtreme II BCM57710 XGb" }, |
120 | { "Broadcom NetXtreme II BCM57711 XGb" }, | |
121 | { "Broadcom NetXtreme II BCM57711E XGb" } | |
a2fbb9ea ET |
122 | }; |
123 | ||
34f80b04 | 124 | |
a2fbb9ea ET |
125 | static const struct pci_device_id bnx2x_pci_tbl[] = { |
126 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_57710, | |
127 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM57710 }, | |
34f80b04 EG |
128 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_57711, |
129 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM57711 }, | |
130 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_57711E, | |
131 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM57711E }, | |
a2fbb9ea ET |
132 | { 0 } |
133 | }; | |
134 | ||
135 | MODULE_DEVICE_TABLE(pci, bnx2x_pci_tbl); | |
136 | ||
137 | /**************************************************************************** | |
138 | * General service functions | |
139 | ****************************************************************************/ | |
140 | ||
141 | /* used only at init | |
142 | * locking is done by mcp | |
143 | */ | |
144 | static void bnx2x_reg_wr_ind(struct bnx2x *bp, u32 addr, u32 val) | |
145 | { | |
146 | pci_write_config_dword(bp->pdev, PCICFG_GRC_ADDRESS, addr); | |
147 | pci_write_config_dword(bp->pdev, PCICFG_GRC_DATA, val); | |
148 | pci_write_config_dword(bp->pdev, PCICFG_GRC_ADDRESS, | |
149 | PCICFG_VENDOR_ID_OFFSET); | |
150 | } | |
151 | ||
a2fbb9ea ET |
152 | static u32 bnx2x_reg_rd_ind(struct bnx2x *bp, u32 addr) |
153 | { | |
154 | u32 val; | |
155 | ||
156 | pci_write_config_dword(bp->pdev, PCICFG_GRC_ADDRESS, addr); | |
157 | pci_read_config_dword(bp->pdev, PCICFG_GRC_DATA, &val); | |
158 | pci_write_config_dword(bp->pdev, PCICFG_GRC_ADDRESS, | |
159 | PCICFG_VENDOR_ID_OFFSET); | |
160 | ||
161 | return val; | |
162 | } | |
a2fbb9ea ET |
163 | |
164 | static const u32 dmae_reg_go_c[] = { | |
165 | DMAE_REG_GO_C0, DMAE_REG_GO_C1, DMAE_REG_GO_C2, DMAE_REG_GO_C3, | |
166 | DMAE_REG_GO_C4, DMAE_REG_GO_C5, DMAE_REG_GO_C6, DMAE_REG_GO_C7, | |
167 | DMAE_REG_GO_C8, DMAE_REG_GO_C9, DMAE_REG_GO_C10, DMAE_REG_GO_C11, | |
168 | DMAE_REG_GO_C12, DMAE_REG_GO_C13, DMAE_REG_GO_C14, DMAE_REG_GO_C15 | |
169 | }; | |
170 | ||
171 | /* copy command into DMAE command memory and set DMAE command go */ | |
172 | static void bnx2x_post_dmae(struct bnx2x *bp, struct dmae_command *dmae, | |
173 | int idx) | |
174 | { | |
175 | u32 cmd_offset; | |
176 | int i; | |
177 | ||
178 | cmd_offset = (DMAE_REG_CMD_MEM + sizeof(struct dmae_command) * idx); | |
179 | for (i = 0; i < (sizeof(struct dmae_command)/4); i++) { | |
180 | REG_WR(bp, cmd_offset + i*4, *(((u32 *)dmae) + i)); | |
181 | ||
ad8d3948 EG |
182 | DP(BNX2X_MSG_OFF, "DMAE cmd[%d].%d (0x%08x) : 0x%08x\n", |
183 | idx, i, cmd_offset + i*4, *(((u32 *)dmae) + i)); | |
a2fbb9ea ET |
184 | } |
185 | REG_WR(bp, dmae_reg_go_c[idx], 1); | |
186 | } | |
187 | ||
ad8d3948 EG |
188 | void bnx2x_write_dmae(struct bnx2x *bp, dma_addr_t dma_addr, u32 dst_addr, |
189 | u32 len32) | |
a2fbb9ea | 190 | { |
ad8d3948 | 191 | struct dmae_command *dmae = &bp->init_dmae; |
a2fbb9ea | 192 | u32 *wb_comp = bnx2x_sp(bp, wb_comp); |
ad8d3948 EG |
193 | int cnt = 200; |
194 | ||
195 | if (!bp->dmae_ready) { | |
196 | u32 *data = bnx2x_sp(bp, wb_data[0]); | |
197 | ||
198 | DP(BNX2X_MSG_OFF, "DMAE is not ready (dst_addr %08x len32 %d)" | |
199 | " using indirect\n", dst_addr, len32); | |
200 | bnx2x_init_ind_wr(bp, dst_addr, data, len32); | |
201 | return; | |
202 | } | |
203 | ||
204 | mutex_lock(&bp->dmae_mutex); | |
a2fbb9ea ET |
205 | |
206 | memset(dmae, 0, sizeof(struct dmae_command)); | |
207 | ||
208 | dmae->opcode = (DMAE_CMD_SRC_PCI | DMAE_CMD_DST_GRC | | |
209 | DMAE_CMD_C_DST_PCI | DMAE_CMD_C_ENABLE | | |
210 | DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET | | |
211 | #ifdef __BIG_ENDIAN | |
212 | DMAE_CMD_ENDIANITY_B_DW_SWAP | | |
213 | #else | |
214 | DMAE_CMD_ENDIANITY_DW_SWAP | | |
215 | #endif | |
34f80b04 EG |
216 | (BP_PORT(bp) ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) | |
217 | (BP_E1HVN(bp) << DMAE_CMD_E1HVN_SHIFT)); | |
a2fbb9ea ET |
218 | dmae->src_addr_lo = U64_LO(dma_addr); |
219 | dmae->src_addr_hi = U64_HI(dma_addr); | |
220 | dmae->dst_addr_lo = dst_addr >> 2; | |
221 | dmae->dst_addr_hi = 0; | |
222 | dmae->len = len32; | |
223 | dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, wb_comp)); | |
224 | dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, wb_comp)); | |
ad8d3948 | 225 | dmae->comp_val = DMAE_COMP_VAL; |
a2fbb9ea | 226 | |
c3eefaf6 | 227 | DP(BNX2X_MSG_OFF, "DMAE: opcode 0x%08x\n" |
a2fbb9ea ET |
228 | DP_LEVEL "src_addr [%x:%08x] len [%d *4] " |
229 | "dst_addr [%x:%08x (%08x)]\n" | |
230 | DP_LEVEL "comp_addr [%x:%08x] comp_val 0x%08x\n", | |
231 | dmae->opcode, dmae->src_addr_hi, dmae->src_addr_lo, | |
232 | dmae->len, dmae->dst_addr_hi, dmae->dst_addr_lo, dst_addr, | |
233 | dmae->comp_addr_hi, dmae->comp_addr_lo, dmae->comp_val); | |
ad8d3948 | 234 | DP(BNX2X_MSG_OFF, "data [0x%08x 0x%08x 0x%08x 0x%08x]\n", |
a2fbb9ea ET |
235 | bp->slowpath->wb_data[0], bp->slowpath->wb_data[1], |
236 | bp->slowpath->wb_data[2], bp->slowpath->wb_data[3]); | |
a2fbb9ea ET |
237 | |
238 | *wb_comp = 0; | |
239 | ||
34f80b04 | 240 | bnx2x_post_dmae(bp, dmae, INIT_DMAE_C(bp)); |
a2fbb9ea ET |
241 | |
242 | udelay(5); | |
ad8d3948 EG |
243 | |
244 | while (*wb_comp != DMAE_COMP_VAL) { | |
245 | DP(BNX2X_MSG_OFF, "wb_comp 0x%08x\n", *wb_comp); | |
246 | ||
ad8d3948 | 247 | if (!cnt) { |
c3eefaf6 | 248 | BNX2X_ERR("DMAE timeout!\n"); |
a2fbb9ea ET |
249 | break; |
250 | } | |
ad8d3948 | 251 | cnt--; |
12469401 YG |
252 | /* adjust delay for emulation/FPGA */ |
253 | if (CHIP_REV_IS_SLOW(bp)) | |
254 | msleep(100); | |
255 | else | |
256 | udelay(5); | |
a2fbb9ea | 257 | } |
ad8d3948 EG |
258 | |
259 | mutex_unlock(&bp->dmae_mutex); | |
a2fbb9ea ET |
260 | } |
261 | ||
c18487ee | 262 | void bnx2x_read_dmae(struct bnx2x *bp, u32 src_addr, u32 len32) |
a2fbb9ea | 263 | { |
ad8d3948 | 264 | struct dmae_command *dmae = &bp->init_dmae; |
a2fbb9ea | 265 | u32 *wb_comp = bnx2x_sp(bp, wb_comp); |
ad8d3948 EG |
266 | int cnt = 200; |
267 | ||
268 | if (!bp->dmae_ready) { | |
269 | u32 *data = bnx2x_sp(bp, wb_data[0]); | |
270 | int i; | |
271 | ||
272 | DP(BNX2X_MSG_OFF, "DMAE is not ready (src_addr %08x len32 %d)" | |
273 | " using indirect\n", src_addr, len32); | |
274 | for (i = 0; i < len32; i++) | |
275 | data[i] = bnx2x_reg_rd_ind(bp, src_addr + i*4); | |
276 | return; | |
277 | } | |
278 | ||
279 | mutex_lock(&bp->dmae_mutex); | |
a2fbb9ea ET |
280 | |
281 | memset(bnx2x_sp(bp, wb_data[0]), 0, sizeof(u32) * 4); | |
282 | memset(dmae, 0, sizeof(struct dmae_command)); | |
283 | ||
284 | dmae->opcode = (DMAE_CMD_SRC_GRC | DMAE_CMD_DST_PCI | | |
285 | DMAE_CMD_C_DST_PCI | DMAE_CMD_C_ENABLE | | |
286 | DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET | | |
287 | #ifdef __BIG_ENDIAN | |
288 | DMAE_CMD_ENDIANITY_B_DW_SWAP | | |
289 | #else | |
290 | DMAE_CMD_ENDIANITY_DW_SWAP | | |
291 | #endif | |
34f80b04 EG |
292 | (BP_PORT(bp) ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) | |
293 | (BP_E1HVN(bp) << DMAE_CMD_E1HVN_SHIFT)); | |
a2fbb9ea ET |
294 | dmae->src_addr_lo = src_addr >> 2; |
295 | dmae->src_addr_hi = 0; | |
296 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, wb_data)); | |
297 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, wb_data)); | |
298 | dmae->len = len32; | |
299 | dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, wb_comp)); | |
300 | dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, wb_comp)); | |
ad8d3948 | 301 | dmae->comp_val = DMAE_COMP_VAL; |
a2fbb9ea | 302 | |
c3eefaf6 | 303 | DP(BNX2X_MSG_OFF, "DMAE: opcode 0x%08x\n" |
a2fbb9ea ET |
304 | DP_LEVEL "src_addr [%x:%08x] len [%d *4] " |
305 | "dst_addr [%x:%08x (%08x)]\n" | |
306 | DP_LEVEL "comp_addr [%x:%08x] comp_val 0x%08x\n", | |
307 | dmae->opcode, dmae->src_addr_hi, dmae->src_addr_lo, | |
308 | dmae->len, dmae->dst_addr_hi, dmae->dst_addr_lo, src_addr, | |
309 | dmae->comp_addr_hi, dmae->comp_addr_lo, dmae->comp_val); | |
a2fbb9ea ET |
310 | |
311 | *wb_comp = 0; | |
312 | ||
34f80b04 | 313 | bnx2x_post_dmae(bp, dmae, INIT_DMAE_C(bp)); |
a2fbb9ea ET |
314 | |
315 | udelay(5); | |
ad8d3948 EG |
316 | |
317 | while (*wb_comp != DMAE_COMP_VAL) { | |
318 | ||
ad8d3948 | 319 | if (!cnt) { |
c3eefaf6 | 320 | BNX2X_ERR("DMAE timeout!\n"); |
a2fbb9ea ET |
321 | break; |
322 | } | |
ad8d3948 | 323 | cnt--; |
12469401 YG |
324 | /* adjust delay for emulation/FPGA */ |
325 | if (CHIP_REV_IS_SLOW(bp)) | |
326 | msleep(100); | |
327 | else | |
328 | udelay(5); | |
a2fbb9ea | 329 | } |
ad8d3948 | 330 | DP(BNX2X_MSG_OFF, "data [0x%08x 0x%08x 0x%08x 0x%08x]\n", |
a2fbb9ea ET |
331 | bp->slowpath->wb_data[0], bp->slowpath->wb_data[1], |
332 | bp->slowpath->wb_data[2], bp->slowpath->wb_data[3]); | |
ad8d3948 EG |
333 | |
334 | mutex_unlock(&bp->dmae_mutex); | |
335 | } | |
336 | ||
337 | /* used only for slowpath so not inlined */ | |
338 | static void bnx2x_wb_wr(struct bnx2x *bp, int reg, u32 val_hi, u32 val_lo) | |
339 | { | |
340 | u32 wb_write[2]; | |
341 | ||
342 | wb_write[0] = val_hi; | |
343 | wb_write[1] = val_lo; | |
344 | REG_WR_DMAE(bp, reg, wb_write, 2); | |
a2fbb9ea | 345 | } |
a2fbb9ea | 346 | |
ad8d3948 EG |
347 | #ifdef USE_WB_RD |
348 | static u64 bnx2x_wb_rd(struct bnx2x *bp, int reg) | |
349 | { | |
350 | u32 wb_data[2]; | |
351 | ||
352 | REG_RD_DMAE(bp, reg, wb_data, 2); | |
353 | ||
354 | return HILO_U64(wb_data[0], wb_data[1]); | |
355 | } | |
356 | #endif | |
357 | ||
a2fbb9ea ET |
358 | static int bnx2x_mc_assert(struct bnx2x *bp) |
359 | { | |
a2fbb9ea | 360 | char last_idx; |
34f80b04 EG |
361 | int i, rc = 0; |
362 | u32 row0, row1, row2, row3; | |
363 | ||
364 | /* XSTORM */ | |
365 | last_idx = REG_RD8(bp, BAR_XSTRORM_INTMEM + | |
366 | XSTORM_ASSERT_LIST_INDEX_OFFSET); | |
367 | if (last_idx) | |
368 | BNX2X_ERR("XSTORM_ASSERT_LIST_INDEX 0x%x\n", last_idx); | |
369 | ||
370 | /* print the asserts */ | |
371 | for (i = 0; i < STROM_ASSERT_ARRAY_SIZE; i++) { | |
372 | ||
373 | row0 = REG_RD(bp, BAR_XSTRORM_INTMEM + | |
374 | XSTORM_ASSERT_LIST_OFFSET(i)); | |
375 | row1 = REG_RD(bp, BAR_XSTRORM_INTMEM + | |
376 | XSTORM_ASSERT_LIST_OFFSET(i) + 4); | |
377 | row2 = REG_RD(bp, BAR_XSTRORM_INTMEM + | |
378 | XSTORM_ASSERT_LIST_OFFSET(i) + 8); | |
379 | row3 = REG_RD(bp, BAR_XSTRORM_INTMEM + | |
380 | XSTORM_ASSERT_LIST_OFFSET(i) + 12); | |
381 | ||
382 | if (row0 != COMMON_ASM_INVALID_ASSERT_OPCODE) { | |
383 | BNX2X_ERR("XSTORM_ASSERT_INDEX 0x%x = 0x%08x" | |
384 | " 0x%08x 0x%08x 0x%08x\n", | |
385 | i, row3, row2, row1, row0); | |
386 | rc++; | |
387 | } else { | |
388 | break; | |
389 | } | |
390 | } | |
391 | ||
392 | /* TSTORM */ | |
393 | last_idx = REG_RD8(bp, BAR_TSTRORM_INTMEM + | |
394 | TSTORM_ASSERT_LIST_INDEX_OFFSET); | |
395 | if (last_idx) | |
396 | BNX2X_ERR("TSTORM_ASSERT_LIST_INDEX 0x%x\n", last_idx); | |
397 | ||
398 | /* print the asserts */ | |
399 | for (i = 0; i < STROM_ASSERT_ARRAY_SIZE; i++) { | |
400 | ||
401 | row0 = REG_RD(bp, BAR_TSTRORM_INTMEM + | |
402 | TSTORM_ASSERT_LIST_OFFSET(i)); | |
403 | row1 = REG_RD(bp, BAR_TSTRORM_INTMEM + | |
404 | TSTORM_ASSERT_LIST_OFFSET(i) + 4); | |
405 | row2 = REG_RD(bp, BAR_TSTRORM_INTMEM + | |
406 | TSTORM_ASSERT_LIST_OFFSET(i) + 8); | |
407 | row3 = REG_RD(bp, BAR_TSTRORM_INTMEM + | |
408 | TSTORM_ASSERT_LIST_OFFSET(i) + 12); | |
409 | ||
410 | if (row0 != COMMON_ASM_INVALID_ASSERT_OPCODE) { | |
411 | BNX2X_ERR("TSTORM_ASSERT_INDEX 0x%x = 0x%08x" | |
412 | " 0x%08x 0x%08x 0x%08x\n", | |
413 | i, row3, row2, row1, row0); | |
414 | rc++; | |
415 | } else { | |
416 | break; | |
417 | } | |
418 | } | |
419 | ||
420 | /* CSTORM */ | |
421 | last_idx = REG_RD8(bp, BAR_CSTRORM_INTMEM + | |
422 | CSTORM_ASSERT_LIST_INDEX_OFFSET); | |
423 | if (last_idx) | |
424 | BNX2X_ERR("CSTORM_ASSERT_LIST_INDEX 0x%x\n", last_idx); | |
425 | ||
426 | /* print the asserts */ | |
427 | for (i = 0; i < STROM_ASSERT_ARRAY_SIZE; i++) { | |
428 | ||
429 | row0 = REG_RD(bp, BAR_CSTRORM_INTMEM + | |
430 | CSTORM_ASSERT_LIST_OFFSET(i)); | |
431 | row1 = REG_RD(bp, BAR_CSTRORM_INTMEM + | |
432 | CSTORM_ASSERT_LIST_OFFSET(i) + 4); | |
433 | row2 = REG_RD(bp, BAR_CSTRORM_INTMEM + | |
434 | CSTORM_ASSERT_LIST_OFFSET(i) + 8); | |
435 | row3 = REG_RD(bp, BAR_CSTRORM_INTMEM + | |
436 | CSTORM_ASSERT_LIST_OFFSET(i) + 12); | |
437 | ||
438 | if (row0 != COMMON_ASM_INVALID_ASSERT_OPCODE) { | |
439 | BNX2X_ERR("CSTORM_ASSERT_INDEX 0x%x = 0x%08x" | |
440 | " 0x%08x 0x%08x 0x%08x\n", | |
441 | i, row3, row2, row1, row0); | |
442 | rc++; | |
443 | } else { | |
444 | break; | |
445 | } | |
446 | } | |
447 | ||
448 | /* USTORM */ | |
449 | last_idx = REG_RD8(bp, BAR_USTRORM_INTMEM + | |
450 | USTORM_ASSERT_LIST_INDEX_OFFSET); | |
451 | if (last_idx) | |
452 | BNX2X_ERR("USTORM_ASSERT_LIST_INDEX 0x%x\n", last_idx); | |
453 | ||
454 | /* print the asserts */ | |
455 | for (i = 0; i < STROM_ASSERT_ARRAY_SIZE; i++) { | |
456 | ||
457 | row0 = REG_RD(bp, BAR_USTRORM_INTMEM + | |
458 | USTORM_ASSERT_LIST_OFFSET(i)); | |
459 | row1 = REG_RD(bp, BAR_USTRORM_INTMEM + | |
460 | USTORM_ASSERT_LIST_OFFSET(i) + 4); | |
461 | row2 = REG_RD(bp, BAR_USTRORM_INTMEM + | |
462 | USTORM_ASSERT_LIST_OFFSET(i) + 8); | |
463 | row3 = REG_RD(bp, BAR_USTRORM_INTMEM + | |
464 | USTORM_ASSERT_LIST_OFFSET(i) + 12); | |
465 | ||
466 | if (row0 != COMMON_ASM_INVALID_ASSERT_OPCODE) { | |
467 | BNX2X_ERR("USTORM_ASSERT_INDEX 0x%x = 0x%08x" | |
468 | " 0x%08x 0x%08x 0x%08x\n", | |
469 | i, row3, row2, row1, row0); | |
470 | rc++; | |
471 | } else { | |
472 | break; | |
a2fbb9ea ET |
473 | } |
474 | } | |
34f80b04 | 475 | |
a2fbb9ea ET |
476 | return rc; |
477 | } | |
c14423fe | 478 | |
a2fbb9ea ET |
479 | static void bnx2x_fw_dump(struct bnx2x *bp) |
480 | { | |
481 | u32 mark, offset; | |
4781bfad | 482 | __be32 data[9]; |
a2fbb9ea ET |
483 | int word; |
484 | ||
485 | mark = REG_RD(bp, MCP_REG_MCPR_SCRATCH + 0xf104); | |
49d66772 ET |
486 | mark = ((mark + 0x3) & ~0x3); |
487 | printk(KERN_ERR PFX "begin fw dump (mark 0x%x)\n" KERN_ERR, mark); | |
a2fbb9ea ET |
488 | |
489 | for (offset = mark - 0x08000000; offset <= 0xF900; offset += 0x8*4) { | |
490 | for (word = 0; word < 8; word++) | |
491 | data[word] = htonl(REG_RD(bp, MCP_REG_MCPR_SCRATCH + | |
492 | offset + 4*word)); | |
493 | data[8] = 0x0; | |
49d66772 | 494 | printk(KERN_CONT "%s", (char *)data); |
a2fbb9ea ET |
495 | } |
496 | for (offset = 0xF108; offset <= mark - 0x08000000; offset += 0x8*4) { | |
497 | for (word = 0; word < 8; word++) | |
498 | data[word] = htonl(REG_RD(bp, MCP_REG_MCPR_SCRATCH + | |
499 | offset + 4*word)); | |
500 | data[8] = 0x0; | |
49d66772 | 501 | printk(KERN_CONT "%s", (char *)data); |
a2fbb9ea ET |
502 | } |
503 | printk("\n" KERN_ERR PFX "end of fw dump\n"); | |
504 | } | |
505 | ||
506 | static void bnx2x_panic_dump(struct bnx2x *bp) | |
507 | { | |
508 | int i; | |
509 | u16 j, start, end; | |
510 | ||
66e855f3 YG |
511 | bp->stats_state = STATS_STATE_DISABLED; |
512 | DP(BNX2X_MSG_STATS, "stats_state - DISABLED\n"); | |
513 | ||
a2fbb9ea ET |
514 | BNX2X_ERR("begin crash dump -----------------\n"); |
515 | ||
8440d2b6 EG |
516 | /* Indices */ |
517 | /* Common */ | |
518 | BNX2X_ERR("def_c_idx(%u) def_u_idx(%u) def_x_idx(%u)" | |
519 | " def_t_idx(%u) def_att_idx(%u) attn_state(%u)" | |
520 | " spq_prod_idx(%u)\n", | |
521 | bp->def_c_idx, bp->def_u_idx, bp->def_x_idx, bp->def_t_idx, | |
522 | bp->def_att_idx, bp->attn_state, bp->spq_prod_idx); | |
523 | ||
524 | /* Rx */ | |
525 | for_each_rx_queue(bp, i) { | |
a2fbb9ea | 526 | struct bnx2x_fastpath *fp = &bp->fp[i]; |
a2fbb9ea | 527 | |
c3eefaf6 | 528 | BNX2X_ERR("fp%d: rx_bd_prod(%x) rx_bd_cons(%x)" |
66e855f3 YG |
529 | " *rx_bd_cons_sb(%x) rx_comp_prod(%x)" |
530 | " rx_comp_cons(%x) *rx_cons_sb(%x)\n", | |
8440d2b6 | 531 | i, fp->rx_bd_prod, fp->rx_bd_cons, |
66e855f3 YG |
532 | le16_to_cpu(*fp->rx_bd_cons_sb), fp->rx_comp_prod, |
533 | fp->rx_comp_cons, le16_to_cpu(*fp->rx_cons_sb)); | |
c3eefaf6 | 534 | BNX2X_ERR(" rx_sge_prod(%x) last_max_sge(%x)" |
8440d2b6 EG |
535 | " fp_u_idx(%x) *sb_u_idx(%x)\n", |
536 | fp->rx_sge_prod, fp->last_max_sge, | |
537 | le16_to_cpu(fp->fp_u_idx), | |
538 | fp->status_blk->u_status_block.status_block_index); | |
539 | } | |
a2fbb9ea | 540 | |
8440d2b6 EG |
541 | /* Tx */ |
542 | for_each_tx_queue(bp, i) { | |
543 | struct bnx2x_fastpath *fp = &bp->fp[i]; | |
544 | struct eth_tx_db_data *hw_prods = fp->hw_tx_prods; | |
a2fbb9ea | 545 | |
c3eefaf6 | 546 | BNX2X_ERR("fp%d: tx_pkt_prod(%x) tx_pkt_cons(%x)" |
8440d2b6 EG |
547 | " tx_bd_prod(%x) tx_bd_cons(%x) *tx_cons_sb(%x)\n", |
548 | i, fp->tx_pkt_prod, fp->tx_pkt_cons, fp->tx_bd_prod, | |
549 | fp->tx_bd_cons, le16_to_cpu(*fp->tx_cons_sb)); | |
c3eefaf6 | 550 | BNX2X_ERR(" fp_c_idx(%x) *sb_c_idx(%x)" |
8440d2b6 EG |
551 | " bd data(%x,%x)\n", le16_to_cpu(fp->fp_c_idx), |
552 | fp->status_blk->c_status_block.status_block_index, | |
553 | hw_prods->packets_prod, hw_prods->bds_prod); | |
554 | } | |
a2fbb9ea | 555 | |
8440d2b6 EG |
556 | /* Rings */ |
557 | /* Rx */ | |
558 | for_each_rx_queue(bp, i) { | |
559 | struct bnx2x_fastpath *fp = &bp->fp[i]; | |
a2fbb9ea ET |
560 | |
561 | start = RX_BD(le16_to_cpu(*fp->rx_cons_sb) - 10); | |
562 | end = RX_BD(le16_to_cpu(*fp->rx_cons_sb) + 503); | |
8440d2b6 | 563 | for (j = start; j != end; j = RX_BD(j + 1)) { |
a2fbb9ea ET |
564 | u32 *rx_bd = (u32 *)&fp->rx_desc_ring[j]; |
565 | struct sw_rx_bd *sw_bd = &fp->rx_buf_ring[j]; | |
566 | ||
c3eefaf6 EG |
567 | BNX2X_ERR("fp%d: rx_bd[%x]=[%x:%x] sw_bd=[%p]\n", |
568 | i, j, rx_bd[1], rx_bd[0], sw_bd->skb); | |
a2fbb9ea ET |
569 | } |
570 | ||
3196a88a EG |
571 | start = RX_SGE(fp->rx_sge_prod); |
572 | end = RX_SGE(fp->last_max_sge); | |
8440d2b6 | 573 | for (j = start; j != end; j = RX_SGE(j + 1)) { |
7a9b2557 VZ |
574 | u32 *rx_sge = (u32 *)&fp->rx_sge_ring[j]; |
575 | struct sw_rx_page *sw_page = &fp->rx_page_ring[j]; | |
576 | ||
c3eefaf6 EG |
577 | BNX2X_ERR("fp%d: rx_sge[%x]=[%x:%x] sw_page=[%p]\n", |
578 | i, j, rx_sge[1], rx_sge[0], sw_page->page); | |
7a9b2557 VZ |
579 | } |
580 | ||
a2fbb9ea ET |
581 | start = RCQ_BD(fp->rx_comp_cons - 10); |
582 | end = RCQ_BD(fp->rx_comp_cons + 503); | |
8440d2b6 | 583 | for (j = start; j != end; j = RCQ_BD(j + 1)) { |
a2fbb9ea ET |
584 | u32 *cqe = (u32 *)&fp->rx_comp_ring[j]; |
585 | ||
c3eefaf6 EG |
586 | BNX2X_ERR("fp%d: cqe[%x]=[%x:%x:%x:%x]\n", |
587 | i, j, cqe[0], cqe[1], cqe[2], cqe[3]); | |
a2fbb9ea ET |
588 | } |
589 | } | |
590 | ||
8440d2b6 EG |
591 | /* Tx */ |
592 | for_each_tx_queue(bp, i) { | |
593 | struct bnx2x_fastpath *fp = &bp->fp[i]; | |
594 | ||
595 | start = TX_BD(le16_to_cpu(*fp->tx_cons_sb) - 10); | |
596 | end = TX_BD(le16_to_cpu(*fp->tx_cons_sb) + 245); | |
597 | for (j = start; j != end; j = TX_BD(j + 1)) { | |
598 | struct sw_tx_bd *sw_bd = &fp->tx_buf_ring[j]; | |
599 | ||
c3eefaf6 EG |
600 | BNX2X_ERR("fp%d: packet[%x]=[%p,%x]\n", |
601 | i, j, sw_bd->skb, sw_bd->first_bd); | |
8440d2b6 EG |
602 | } |
603 | ||
604 | start = TX_BD(fp->tx_bd_cons - 10); | |
605 | end = TX_BD(fp->tx_bd_cons + 254); | |
606 | for (j = start; j != end; j = TX_BD(j + 1)) { | |
607 | u32 *tx_bd = (u32 *)&fp->tx_desc_ring[j]; | |
608 | ||
c3eefaf6 EG |
609 | BNX2X_ERR("fp%d: tx_bd[%x]=[%x:%x:%x:%x]\n", |
610 | i, j, tx_bd[0], tx_bd[1], tx_bd[2], tx_bd[3]); | |
8440d2b6 EG |
611 | } |
612 | } | |
a2fbb9ea | 613 | |
34f80b04 | 614 | bnx2x_fw_dump(bp); |
a2fbb9ea ET |
615 | bnx2x_mc_assert(bp); |
616 | BNX2X_ERR("end crash dump -----------------\n"); | |
a2fbb9ea ET |
617 | } |
618 | ||
615f8fd9 | 619 | static void bnx2x_int_enable(struct bnx2x *bp) |
a2fbb9ea | 620 | { |
34f80b04 | 621 | int port = BP_PORT(bp); |
a2fbb9ea ET |
622 | u32 addr = port ? HC_REG_CONFIG_1 : HC_REG_CONFIG_0; |
623 | u32 val = REG_RD(bp, addr); | |
624 | int msix = (bp->flags & USING_MSIX_FLAG) ? 1 : 0; | |
8badd27a | 625 | int msi = (bp->flags & USING_MSI_FLAG) ? 1 : 0; |
a2fbb9ea ET |
626 | |
627 | if (msix) { | |
8badd27a EG |
628 | val &= ~(HC_CONFIG_0_REG_SINGLE_ISR_EN_0 | |
629 | HC_CONFIG_0_REG_INT_LINE_EN_0); | |
a2fbb9ea ET |
630 | val |= (HC_CONFIG_0_REG_MSI_MSIX_INT_EN_0 | |
631 | HC_CONFIG_0_REG_ATTN_BIT_EN_0); | |
8badd27a EG |
632 | } else if (msi) { |
633 | val &= ~HC_CONFIG_0_REG_INT_LINE_EN_0; | |
634 | val |= (HC_CONFIG_0_REG_SINGLE_ISR_EN_0 | | |
635 | HC_CONFIG_0_REG_MSI_MSIX_INT_EN_0 | | |
636 | HC_CONFIG_0_REG_ATTN_BIT_EN_0); | |
a2fbb9ea ET |
637 | } else { |
638 | val |= (HC_CONFIG_0_REG_SINGLE_ISR_EN_0 | | |
615f8fd9 | 639 | HC_CONFIG_0_REG_MSI_MSIX_INT_EN_0 | |
a2fbb9ea ET |
640 | HC_CONFIG_0_REG_INT_LINE_EN_0 | |
641 | HC_CONFIG_0_REG_ATTN_BIT_EN_0); | |
615f8fd9 | 642 | |
8badd27a EG |
643 | DP(NETIF_MSG_INTR, "write %x to HC %d (addr 0x%x)\n", |
644 | val, port, addr); | |
615f8fd9 ET |
645 | |
646 | REG_WR(bp, addr, val); | |
647 | ||
a2fbb9ea ET |
648 | val &= ~HC_CONFIG_0_REG_MSI_MSIX_INT_EN_0; |
649 | } | |
650 | ||
8badd27a EG |
651 | DP(NETIF_MSG_INTR, "write %x to HC %d (addr 0x%x) mode %s\n", |
652 | val, port, addr, (msix ? "MSI-X" : (msi ? "MSI" : "INTx"))); | |
a2fbb9ea ET |
653 | |
654 | REG_WR(bp, addr, val); | |
34f80b04 EG |
655 | |
656 | if (CHIP_IS_E1H(bp)) { | |
657 | /* init leading/trailing edge */ | |
658 | if (IS_E1HMF(bp)) { | |
8badd27a | 659 | val = (0xee0f | (1 << (BP_E1HVN(bp) + 4))); |
34f80b04 | 660 | if (bp->port.pmf) |
4acac6a5 EG |
661 | /* enable nig and gpio3 attention */ |
662 | val |= 0x1100; | |
34f80b04 EG |
663 | } else |
664 | val = 0xffff; | |
665 | ||
666 | REG_WR(bp, HC_REG_TRAILING_EDGE_0 + port*8, val); | |
667 | REG_WR(bp, HC_REG_LEADING_EDGE_0 + port*8, val); | |
668 | } | |
a2fbb9ea ET |
669 | } |
670 | ||
615f8fd9 | 671 | static void bnx2x_int_disable(struct bnx2x *bp) |
a2fbb9ea | 672 | { |
34f80b04 | 673 | int port = BP_PORT(bp); |
a2fbb9ea ET |
674 | u32 addr = port ? HC_REG_CONFIG_1 : HC_REG_CONFIG_0; |
675 | u32 val = REG_RD(bp, addr); | |
676 | ||
677 | val &= ~(HC_CONFIG_0_REG_SINGLE_ISR_EN_0 | | |
678 | HC_CONFIG_0_REG_MSI_MSIX_INT_EN_0 | | |
679 | HC_CONFIG_0_REG_INT_LINE_EN_0 | | |
680 | HC_CONFIG_0_REG_ATTN_BIT_EN_0); | |
681 | ||
682 | DP(NETIF_MSG_INTR, "write %x to HC %d (addr 0x%x)\n", | |
683 | val, port, addr); | |
684 | ||
8badd27a EG |
685 | /* flush all outstanding writes */ |
686 | mmiowb(); | |
687 | ||
a2fbb9ea ET |
688 | REG_WR(bp, addr, val); |
689 | if (REG_RD(bp, addr) != val) | |
690 | BNX2X_ERR("BUG! proper val not read from IGU!\n"); | |
356e2385 | 691 | |
a2fbb9ea ET |
692 | } |
693 | ||
f8ef6e44 | 694 | static void bnx2x_int_disable_sync(struct bnx2x *bp, int disable_hw) |
a2fbb9ea | 695 | { |
a2fbb9ea | 696 | int msix = (bp->flags & USING_MSIX_FLAG) ? 1 : 0; |
8badd27a | 697 | int i, offset; |
a2fbb9ea | 698 | |
34f80b04 | 699 | /* disable interrupt handling */ |
a2fbb9ea | 700 | atomic_inc(&bp->intr_sem); |
f8ef6e44 YG |
701 | if (disable_hw) |
702 | /* prevent the HW from sending interrupts */ | |
703 | bnx2x_int_disable(bp); | |
a2fbb9ea ET |
704 | |
705 | /* make sure all ISRs are done */ | |
706 | if (msix) { | |
8badd27a EG |
707 | synchronize_irq(bp->msix_table[0].vector); |
708 | offset = 1; | |
a2fbb9ea | 709 | for_each_queue(bp, i) |
8badd27a | 710 | synchronize_irq(bp->msix_table[i + offset].vector); |
a2fbb9ea ET |
711 | } else |
712 | synchronize_irq(bp->pdev->irq); | |
713 | ||
714 | /* make sure sp_task is not running */ | |
1cf167f2 EG |
715 | cancel_delayed_work(&bp->sp_task); |
716 | flush_workqueue(bnx2x_wq); | |
a2fbb9ea ET |
717 | } |
718 | ||
34f80b04 | 719 | /* fast path */ |
a2fbb9ea ET |
720 | |
721 | /* | |
34f80b04 | 722 | * General service functions |
a2fbb9ea ET |
723 | */ |
724 | ||
34f80b04 | 725 | static inline void bnx2x_ack_sb(struct bnx2x *bp, u8 sb_id, |
a2fbb9ea ET |
726 | u8 storm, u16 index, u8 op, u8 update) |
727 | { | |
5c862848 EG |
728 | u32 hc_addr = (HC_REG_COMMAND_REG + BP_PORT(bp)*32 + |
729 | COMMAND_REG_INT_ACK); | |
a2fbb9ea ET |
730 | struct igu_ack_register igu_ack; |
731 | ||
732 | igu_ack.status_block_index = index; | |
733 | igu_ack.sb_id_and_flags = | |
34f80b04 | 734 | ((sb_id << IGU_ACK_REGISTER_STATUS_BLOCK_ID_SHIFT) | |
a2fbb9ea ET |
735 | (storm << IGU_ACK_REGISTER_STORM_ID_SHIFT) | |
736 | (update << IGU_ACK_REGISTER_UPDATE_INDEX_SHIFT) | | |
737 | (op << IGU_ACK_REGISTER_INTERRUPT_MODE_SHIFT)); | |
738 | ||
5c862848 EG |
739 | DP(BNX2X_MSG_OFF, "write 0x%08x to HC addr 0x%x\n", |
740 | (*(u32 *)&igu_ack), hc_addr); | |
741 | REG_WR(bp, hc_addr, (*(u32 *)&igu_ack)); | |
a2fbb9ea ET |
742 | } |
743 | ||
744 | static inline u16 bnx2x_update_fpsb_idx(struct bnx2x_fastpath *fp) | |
745 | { | |
746 | struct host_status_block *fpsb = fp->status_blk; | |
747 | u16 rc = 0; | |
748 | ||
749 | barrier(); /* status block is written to by the chip */ | |
750 | if (fp->fp_c_idx != fpsb->c_status_block.status_block_index) { | |
751 | fp->fp_c_idx = fpsb->c_status_block.status_block_index; | |
752 | rc |= 1; | |
753 | } | |
754 | if (fp->fp_u_idx != fpsb->u_status_block.status_block_index) { | |
755 | fp->fp_u_idx = fpsb->u_status_block.status_block_index; | |
756 | rc |= 2; | |
757 | } | |
758 | return rc; | |
759 | } | |
760 | ||
a2fbb9ea ET |
761 | static u16 bnx2x_ack_int(struct bnx2x *bp) |
762 | { | |
5c862848 EG |
763 | u32 hc_addr = (HC_REG_COMMAND_REG + BP_PORT(bp)*32 + |
764 | COMMAND_REG_SIMD_MASK); | |
765 | u32 result = REG_RD(bp, hc_addr); | |
a2fbb9ea | 766 | |
5c862848 EG |
767 | DP(BNX2X_MSG_OFF, "read 0x%08x from HC addr 0x%x\n", |
768 | result, hc_addr); | |
a2fbb9ea | 769 | |
a2fbb9ea ET |
770 | return result; |
771 | } | |
772 | ||
773 | ||
774 | /* | |
775 | * fast path service functions | |
776 | */ | |
777 | ||
237907c1 EG |
778 | static inline int bnx2x_has_tx_work(struct bnx2x_fastpath *fp) |
779 | { | |
780 | u16 tx_cons_sb; | |
781 | ||
782 | /* Tell compiler that status block fields can change */ | |
783 | barrier(); | |
784 | tx_cons_sb = le16_to_cpu(*fp->tx_cons_sb); | |
e8b5fc51 VZ |
785 | return (fp->tx_pkt_cons != tx_cons_sb); |
786 | } | |
787 | ||
788 | static inline int bnx2x_has_tx_work_unload(struct bnx2x_fastpath *fp) | |
789 | { | |
790 | /* Tell compiler that consumer and producer can change */ | |
791 | barrier(); | |
792 | return (fp->tx_pkt_prod != fp->tx_pkt_cons); | |
237907c1 EG |
793 | } |
794 | ||
a2fbb9ea ET |
795 | /* free skb in the packet ring at pos idx |
796 | * return idx of last bd freed | |
797 | */ | |
798 | static u16 bnx2x_free_tx_pkt(struct bnx2x *bp, struct bnx2x_fastpath *fp, | |
799 | u16 idx) | |
800 | { | |
801 | struct sw_tx_bd *tx_buf = &fp->tx_buf_ring[idx]; | |
802 | struct eth_tx_bd *tx_bd; | |
803 | struct sk_buff *skb = tx_buf->skb; | |
34f80b04 | 804 | u16 bd_idx = TX_BD(tx_buf->first_bd), new_cons; |
a2fbb9ea ET |
805 | int nbd; |
806 | ||
807 | DP(BNX2X_MSG_OFF, "pkt_idx %d buff @(%p)->skb %p\n", | |
808 | idx, tx_buf, skb); | |
809 | ||
810 | /* unmap first bd */ | |
811 | DP(BNX2X_MSG_OFF, "free bd_idx %d\n", bd_idx); | |
812 | tx_bd = &fp->tx_desc_ring[bd_idx]; | |
813 | pci_unmap_single(bp->pdev, BD_UNMAP_ADDR(tx_bd), | |
814 | BD_UNMAP_LEN(tx_bd), PCI_DMA_TODEVICE); | |
815 | ||
816 | nbd = le16_to_cpu(tx_bd->nbd) - 1; | |
34f80b04 | 817 | new_cons = nbd + tx_buf->first_bd; |
a2fbb9ea ET |
818 | #ifdef BNX2X_STOP_ON_ERROR |
819 | if (nbd > (MAX_SKB_FRAGS + 2)) { | |
34f80b04 | 820 | BNX2X_ERR("BAD nbd!\n"); |
a2fbb9ea ET |
821 | bnx2x_panic(); |
822 | } | |
823 | #endif | |
824 | ||
825 | /* Skip a parse bd and the TSO split header bd | |
826 | since they have no mapping */ | |
827 | if (nbd) | |
828 | bd_idx = TX_BD(NEXT_TX_IDX(bd_idx)); | |
829 | ||
830 | if (tx_bd->bd_flags.as_bitfield & (ETH_TX_BD_FLAGS_IP_CSUM | | |
831 | ETH_TX_BD_FLAGS_TCP_CSUM | | |
832 | ETH_TX_BD_FLAGS_SW_LSO)) { | |
833 | if (--nbd) | |
834 | bd_idx = TX_BD(NEXT_TX_IDX(bd_idx)); | |
835 | tx_bd = &fp->tx_desc_ring[bd_idx]; | |
836 | /* is this a TSO split header bd? */ | |
837 | if (tx_bd->bd_flags.as_bitfield & ETH_TX_BD_FLAGS_SW_LSO) { | |
838 | if (--nbd) | |
839 | bd_idx = TX_BD(NEXT_TX_IDX(bd_idx)); | |
840 | } | |
841 | } | |
842 | ||
843 | /* now free frags */ | |
844 | while (nbd > 0) { | |
845 | ||
846 | DP(BNX2X_MSG_OFF, "free frag bd_idx %d\n", bd_idx); | |
847 | tx_bd = &fp->tx_desc_ring[bd_idx]; | |
848 | pci_unmap_page(bp->pdev, BD_UNMAP_ADDR(tx_bd), | |
849 | BD_UNMAP_LEN(tx_bd), PCI_DMA_TODEVICE); | |
850 | if (--nbd) | |
851 | bd_idx = TX_BD(NEXT_TX_IDX(bd_idx)); | |
852 | } | |
853 | ||
854 | /* release skb */ | |
53e5e96e | 855 | WARN_ON(!skb); |
a2fbb9ea ET |
856 | dev_kfree_skb(skb); |
857 | tx_buf->first_bd = 0; | |
858 | tx_buf->skb = NULL; | |
859 | ||
34f80b04 | 860 | return new_cons; |
a2fbb9ea ET |
861 | } |
862 | ||
34f80b04 | 863 | static inline u16 bnx2x_tx_avail(struct bnx2x_fastpath *fp) |
a2fbb9ea | 864 | { |
34f80b04 EG |
865 | s16 used; |
866 | u16 prod; | |
867 | u16 cons; | |
a2fbb9ea | 868 | |
34f80b04 | 869 | barrier(); /* Tell compiler that prod and cons can change */ |
a2fbb9ea ET |
870 | prod = fp->tx_bd_prod; |
871 | cons = fp->tx_bd_cons; | |
872 | ||
34f80b04 EG |
873 | /* NUM_TX_RINGS = number of "next-page" entries |
874 | It will be used as a threshold */ | |
875 | used = SUB_S16(prod, cons) + (s16)NUM_TX_RINGS; | |
a2fbb9ea | 876 | |
34f80b04 | 877 | #ifdef BNX2X_STOP_ON_ERROR |
53e5e96e IJ |
878 | WARN_ON(used < 0); |
879 | WARN_ON(used > fp->bp->tx_ring_size); | |
880 | WARN_ON((fp->bp->tx_ring_size - used) > MAX_TX_AVAIL); | |
34f80b04 | 881 | #endif |
a2fbb9ea | 882 | |
34f80b04 | 883 | return (s16)(fp->bp->tx_ring_size) - used; |
a2fbb9ea ET |
884 | } |
885 | ||
7961f791 | 886 | static void bnx2x_tx_int(struct bnx2x_fastpath *fp) |
a2fbb9ea ET |
887 | { |
888 | struct bnx2x *bp = fp->bp; | |
555f6c78 | 889 | struct netdev_queue *txq; |
a2fbb9ea ET |
890 | u16 hw_cons, sw_cons, bd_cons = fp->tx_bd_cons; |
891 | int done = 0; | |
892 | ||
893 | #ifdef BNX2X_STOP_ON_ERROR | |
894 | if (unlikely(bp->panic)) | |
895 | return; | |
896 | #endif | |
897 | ||
555f6c78 | 898 | txq = netdev_get_tx_queue(bp->dev, fp->index); |
a2fbb9ea ET |
899 | hw_cons = le16_to_cpu(*fp->tx_cons_sb); |
900 | sw_cons = fp->tx_pkt_cons; | |
901 | ||
902 | while (sw_cons != hw_cons) { | |
903 | u16 pkt_cons; | |
904 | ||
905 | pkt_cons = TX_BD(sw_cons); | |
906 | ||
907 | /* prefetch(bp->tx_buf_ring[pkt_cons].skb); */ | |
908 | ||
34f80b04 | 909 | DP(NETIF_MSG_TX_DONE, "hw_cons %u sw_cons %u pkt_cons %u\n", |
a2fbb9ea ET |
910 | hw_cons, sw_cons, pkt_cons); |
911 | ||
34f80b04 | 912 | /* if (NEXT_TX_IDX(sw_cons) != hw_cons) { |
a2fbb9ea ET |
913 | rmb(); |
914 | prefetch(fp->tx_buf_ring[NEXT_TX_IDX(sw_cons)].skb); | |
915 | } | |
916 | */ | |
917 | bd_cons = bnx2x_free_tx_pkt(bp, fp, pkt_cons); | |
918 | sw_cons++; | |
919 | done++; | |
a2fbb9ea ET |
920 | } |
921 | ||
922 | fp->tx_pkt_cons = sw_cons; | |
923 | fp->tx_bd_cons = bd_cons; | |
924 | ||
a2fbb9ea | 925 | /* TBD need a thresh? */ |
555f6c78 | 926 | if (unlikely(netif_tx_queue_stopped(txq))) { |
a2fbb9ea | 927 | |
555f6c78 | 928 | __netif_tx_lock(txq, smp_processor_id()); |
a2fbb9ea | 929 | |
6044735d EG |
930 | /* Need to make the tx_bd_cons update visible to start_xmit() |
931 | * before checking for netif_tx_queue_stopped(). Without the | |
932 | * memory barrier, there is a small possibility that | |
933 | * start_xmit() will miss it and cause the queue to be stopped | |
934 | * forever. | |
935 | */ | |
936 | smp_mb(); | |
937 | ||
555f6c78 | 938 | if ((netif_tx_queue_stopped(txq)) && |
da5a662a | 939 | (bp->state == BNX2X_STATE_OPEN) && |
a2fbb9ea | 940 | (bnx2x_tx_avail(fp) >= MAX_SKB_FRAGS + 3)) |
555f6c78 | 941 | netif_tx_wake_queue(txq); |
a2fbb9ea | 942 | |
555f6c78 | 943 | __netif_tx_unlock(txq); |
a2fbb9ea ET |
944 | } |
945 | } | |
946 | ||
3196a88a | 947 | |
a2fbb9ea ET |
948 | static void bnx2x_sp_event(struct bnx2x_fastpath *fp, |
949 | union eth_rx_cqe *rr_cqe) | |
950 | { | |
951 | struct bnx2x *bp = fp->bp; | |
952 | int cid = SW_CID(rr_cqe->ramrod_cqe.conn_and_cmd_data); | |
953 | int command = CQE_CMD(rr_cqe->ramrod_cqe.conn_and_cmd_data); | |
954 | ||
34f80b04 | 955 | DP(BNX2X_MSG_SP, |
a2fbb9ea | 956 | "fp %d cid %d got ramrod #%d state is %x type is %d\n", |
0626b899 | 957 | fp->index, cid, command, bp->state, |
34f80b04 | 958 | rr_cqe->ramrod_cqe.ramrod_type); |
a2fbb9ea ET |
959 | |
960 | bp->spq_left++; | |
961 | ||
0626b899 | 962 | if (fp->index) { |
a2fbb9ea ET |
963 | switch (command | fp->state) { |
964 | case (RAMROD_CMD_ID_ETH_CLIENT_SETUP | | |
965 | BNX2X_FP_STATE_OPENING): | |
966 | DP(NETIF_MSG_IFUP, "got MULTI[%d] setup ramrod\n", | |
967 | cid); | |
968 | fp->state = BNX2X_FP_STATE_OPEN; | |
969 | break; | |
970 | ||
971 | case (RAMROD_CMD_ID_ETH_HALT | BNX2X_FP_STATE_HALTING): | |
972 | DP(NETIF_MSG_IFDOWN, "got MULTI[%d] halt ramrod\n", | |
973 | cid); | |
974 | fp->state = BNX2X_FP_STATE_HALTED; | |
975 | break; | |
976 | ||
977 | default: | |
34f80b04 EG |
978 | BNX2X_ERR("unexpected MC reply (%d) " |
979 | "fp->state is %x\n", command, fp->state); | |
980 | break; | |
a2fbb9ea | 981 | } |
34f80b04 | 982 | mb(); /* force bnx2x_wait_ramrod() to see the change */ |
a2fbb9ea ET |
983 | return; |
984 | } | |
c14423fe | 985 | |
a2fbb9ea ET |
986 | switch (command | bp->state) { |
987 | case (RAMROD_CMD_ID_ETH_PORT_SETUP | BNX2X_STATE_OPENING_WAIT4_PORT): | |
988 | DP(NETIF_MSG_IFUP, "got setup ramrod\n"); | |
989 | bp->state = BNX2X_STATE_OPEN; | |
990 | break; | |
991 | ||
992 | case (RAMROD_CMD_ID_ETH_HALT | BNX2X_STATE_CLOSING_WAIT4_HALT): | |
993 | DP(NETIF_MSG_IFDOWN, "got halt ramrod\n"); | |
994 | bp->state = BNX2X_STATE_CLOSING_WAIT4_DELETE; | |
995 | fp->state = BNX2X_FP_STATE_HALTED; | |
996 | break; | |
997 | ||
a2fbb9ea | 998 | case (RAMROD_CMD_ID_ETH_CFC_DEL | BNX2X_STATE_CLOSING_WAIT4_HALT): |
34f80b04 | 999 | DP(NETIF_MSG_IFDOWN, "got delete ramrod for MULTI[%d]\n", cid); |
49d66772 | 1000 | bnx2x_fp(bp, cid, state) = BNX2X_FP_STATE_CLOSED; |
a2fbb9ea ET |
1001 | break; |
1002 | ||
3196a88a | 1003 | |
a2fbb9ea | 1004 | case (RAMROD_CMD_ID_ETH_SET_MAC | BNX2X_STATE_OPEN): |
34f80b04 | 1005 | case (RAMROD_CMD_ID_ETH_SET_MAC | BNX2X_STATE_DIAG): |
a2fbb9ea | 1006 | DP(NETIF_MSG_IFUP, "got set mac ramrod\n"); |
bb2a0f7a | 1007 | bp->set_mac_pending = 0; |
a2fbb9ea ET |
1008 | break; |
1009 | ||
49d66772 | 1010 | case (RAMROD_CMD_ID_ETH_SET_MAC | BNX2X_STATE_CLOSING_WAIT4_HALT): |
34f80b04 | 1011 | DP(NETIF_MSG_IFDOWN, "got (un)set mac ramrod\n"); |
49d66772 ET |
1012 | break; |
1013 | ||
a2fbb9ea | 1014 | default: |
34f80b04 | 1015 | BNX2X_ERR("unexpected MC reply (%d) bp->state is %x\n", |
a2fbb9ea | 1016 | command, bp->state); |
34f80b04 | 1017 | break; |
a2fbb9ea | 1018 | } |
34f80b04 | 1019 | mb(); /* force bnx2x_wait_ramrod() to see the change */ |
a2fbb9ea ET |
1020 | } |
1021 | ||
7a9b2557 VZ |
1022 | static inline void bnx2x_free_rx_sge(struct bnx2x *bp, |
1023 | struct bnx2x_fastpath *fp, u16 index) | |
1024 | { | |
1025 | struct sw_rx_page *sw_buf = &fp->rx_page_ring[index]; | |
1026 | struct page *page = sw_buf->page; | |
1027 | struct eth_rx_sge *sge = &fp->rx_sge_ring[index]; | |
1028 | ||
1029 | /* Skip "next page" elements */ | |
1030 | if (!page) | |
1031 | return; | |
1032 | ||
1033 | pci_unmap_page(bp->pdev, pci_unmap_addr(sw_buf, mapping), | |
4f40f2cb | 1034 | SGE_PAGE_SIZE*PAGES_PER_SGE, PCI_DMA_FROMDEVICE); |
7a9b2557 VZ |
1035 | __free_pages(page, PAGES_PER_SGE_SHIFT); |
1036 | ||
1037 | sw_buf->page = NULL; | |
1038 | sge->addr_hi = 0; | |
1039 | sge->addr_lo = 0; | |
1040 | } | |
1041 | ||
1042 | static inline void bnx2x_free_rx_sge_range(struct bnx2x *bp, | |
1043 | struct bnx2x_fastpath *fp, int last) | |
1044 | { | |
1045 | int i; | |
1046 | ||
1047 | for (i = 0; i < last; i++) | |
1048 | bnx2x_free_rx_sge(bp, fp, i); | |
1049 | } | |
1050 | ||
1051 | static inline int bnx2x_alloc_rx_sge(struct bnx2x *bp, | |
1052 | struct bnx2x_fastpath *fp, u16 index) | |
1053 | { | |
1054 | struct page *page = alloc_pages(GFP_ATOMIC, PAGES_PER_SGE_SHIFT); | |
1055 | struct sw_rx_page *sw_buf = &fp->rx_page_ring[index]; | |
1056 | struct eth_rx_sge *sge = &fp->rx_sge_ring[index]; | |
1057 | dma_addr_t mapping; | |
1058 | ||
1059 | if (unlikely(page == NULL)) | |
1060 | return -ENOMEM; | |
1061 | ||
4f40f2cb | 1062 | mapping = pci_map_page(bp->pdev, page, 0, SGE_PAGE_SIZE*PAGES_PER_SGE, |
7a9b2557 | 1063 | PCI_DMA_FROMDEVICE); |
8d8bb39b | 1064 | if (unlikely(dma_mapping_error(&bp->pdev->dev, mapping))) { |
7a9b2557 VZ |
1065 | __free_pages(page, PAGES_PER_SGE_SHIFT); |
1066 | return -ENOMEM; | |
1067 | } | |
1068 | ||
1069 | sw_buf->page = page; | |
1070 | pci_unmap_addr_set(sw_buf, mapping, mapping); | |
1071 | ||
1072 | sge->addr_hi = cpu_to_le32(U64_HI(mapping)); | |
1073 | sge->addr_lo = cpu_to_le32(U64_LO(mapping)); | |
1074 | ||
1075 | return 0; | |
1076 | } | |
1077 | ||
a2fbb9ea ET |
1078 | static inline int bnx2x_alloc_rx_skb(struct bnx2x *bp, |
1079 | struct bnx2x_fastpath *fp, u16 index) | |
1080 | { | |
1081 | struct sk_buff *skb; | |
1082 | struct sw_rx_bd *rx_buf = &fp->rx_buf_ring[index]; | |
1083 | struct eth_rx_bd *rx_bd = &fp->rx_desc_ring[index]; | |
1084 | dma_addr_t mapping; | |
1085 | ||
1086 | skb = netdev_alloc_skb(bp->dev, bp->rx_buf_size); | |
1087 | if (unlikely(skb == NULL)) | |
1088 | return -ENOMEM; | |
1089 | ||
437cf2f1 | 1090 | mapping = pci_map_single(bp->pdev, skb->data, bp->rx_buf_size, |
a2fbb9ea | 1091 | PCI_DMA_FROMDEVICE); |
8d8bb39b | 1092 | if (unlikely(dma_mapping_error(&bp->pdev->dev, mapping))) { |
a2fbb9ea ET |
1093 | dev_kfree_skb(skb); |
1094 | return -ENOMEM; | |
1095 | } | |
1096 | ||
1097 | rx_buf->skb = skb; | |
1098 | pci_unmap_addr_set(rx_buf, mapping, mapping); | |
1099 | ||
1100 | rx_bd->addr_hi = cpu_to_le32(U64_HI(mapping)); | |
1101 | rx_bd->addr_lo = cpu_to_le32(U64_LO(mapping)); | |
1102 | ||
1103 | return 0; | |
1104 | } | |
1105 | ||
1106 | /* note that we are not allocating a new skb, | |
1107 | * we are just moving one from cons to prod | |
1108 | * we are not creating a new mapping, | |
1109 | * so there is no need to check for dma_mapping_error(). | |
1110 | */ | |
1111 | static void bnx2x_reuse_rx_skb(struct bnx2x_fastpath *fp, | |
1112 | struct sk_buff *skb, u16 cons, u16 prod) | |
1113 | { | |
1114 | struct bnx2x *bp = fp->bp; | |
1115 | struct sw_rx_bd *cons_rx_buf = &fp->rx_buf_ring[cons]; | |
1116 | struct sw_rx_bd *prod_rx_buf = &fp->rx_buf_ring[prod]; | |
1117 | struct eth_rx_bd *cons_bd = &fp->rx_desc_ring[cons]; | |
1118 | struct eth_rx_bd *prod_bd = &fp->rx_desc_ring[prod]; | |
1119 | ||
1120 | pci_dma_sync_single_for_device(bp->pdev, | |
1121 | pci_unmap_addr(cons_rx_buf, mapping), | |
87942b46 | 1122 | RX_COPY_THRESH, PCI_DMA_FROMDEVICE); |
a2fbb9ea ET |
1123 | |
1124 | prod_rx_buf->skb = cons_rx_buf->skb; | |
1125 | pci_unmap_addr_set(prod_rx_buf, mapping, | |
1126 | pci_unmap_addr(cons_rx_buf, mapping)); | |
1127 | *prod_bd = *cons_bd; | |
1128 | } | |
1129 | ||
7a9b2557 VZ |
1130 | static inline void bnx2x_update_last_max_sge(struct bnx2x_fastpath *fp, |
1131 | u16 idx) | |
1132 | { | |
1133 | u16 last_max = fp->last_max_sge; | |
1134 | ||
1135 | if (SUB_S16(idx, last_max) > 0) | |
1136 | fp->last_max_sge = idx; | |
1137 | } | |
1138 | ||
1139 | static void bnx2x_clear_sge_mask_next_elems(struct bnx2x_fastpath *fp) | |
1140 | { | |
1141 | int i, j; | |
1142 | ||
1143 | for (i = 1; i <= NUM_RX_SGE_PAGES; i++) { | |
1144 | int idx = RX_SGE_CNT * i - 1; | |
1145 | ||
1146 | for (j = 0; j < 2; j++) { | |
1147 | SGE_MASK_CLEAR_BIT(fp, idx); | |
1148 | idx--; | |
1149 | } | |
1150 | } | |
1151 | } | |
1152 | ||
1153 | static void bnx2x_update_sge_prod(struct bnx2x_fastpath *fp, | |
1154 | struct eth_fast_path_rx_cqe *fp_cqe) | |
1155 | { | |
1156 | struct bnx2x *bp = fp->bp; | |
4f40f2cb | 1157 | u16 sge_len = SGE_PAGE_ALIGN(le16_to_cpu(fp_cqe->pkt_len) - |
7a9b2557 | 1158 | le16_to_cpu(fp_cqe->len_on_bd)) >> |
4f40f2cb | 1159 | SGE_PAGE_SHIFT; |
7a9b2557 VZ |
1160 | u16 last_max, last_elem, first_elem; |
1161 | u16 delta = 0; | |
1162 | u16 i; | |
1163 | ||
1164 | if (!sge_len) | |
1165 | return; | |
1166 | ||
1167 | /* First mark all used pages */ | |
1168 | for (i = 0; i < sge_len; i++) | |
1169 | SGE_MASK_CLEAR_BIT(fp, RX_SGE(le16_to_cpu(fp_cqe->sgl[i]))); | |
1170 | ||
1171 | DP(NETIF_MSG_RX_STATUS, "fp_cqe->sgl[%d] = %d\n", | |
1172 | sge_len - 1, le16_to_cpu(fp_cqe->sgl[sge_len - 1])); | |
1173 | ||
1174 | /* Here we assume that the last SGE index is the biggest */ | |
1175 | prefetch((void *)(fp->sge_mask)); | |
1176 | bnx2x_update_last_max_sge(fp, le16_to_cpu(fp_cqe->sgl[sge_len - 1])); | |
1177 | ||
1178 | last_max = RX_SGE(fp->last_max_sge); | |
1179 | last_elem = last_max >> RX_SGE_MASK_ELEM_SHIFT; | |
1180 | first_elem = RX_SGE(fp->rx_sge_prod) >> RX_SGE_MASK_ELEM_SHIFT; | |
1181 | ||
1182 | /* If ring is not full */ | |
1183 | if (last_elem + 1 != first_elem) | |
1184 | last_elem++; | |
1185 | ||
1186 | /* Now update the prod */ | |
1187 | for (i = first_elem; i != last_elem; i = NEXT_SGE_MASK_ELEM(i)) { | |
1188 | if (likely(fp->sge_mask[i])) | |
1189 | break; | |
1190 | ||
1191 | fp->sge_mask[i] = RX_SGE_MASK_ELEM_ONE_MASK; | |
1192 | delta += RX_SGE_MASK_ELEM_SZ; | |
1193 | } | |
1194 | ||
1195 | if (delta > 0) { | |
1196 | fp->rx_sge_prod += delta; | |
1197 | /* clear page-end entries */ | |
1198 | bnx2x_clear_sge_mask_next_elems(fp); | |
1199 | } | |
1200 | ||
1201 | DP(NETIF_MSG_RX_STATUS, | |
1202 | "fp->last_max_sge = %d fp->rx_sge_prod = %d\n", | |
1203 | fp->last_max_sge, fp->rx_sge_prod); | |
1204 | } | |
1205 | ||
1206 | static inline void bnx2x_init_sge_ring_bit_mask(struct bnx2x_fastpath *fp) | |
1207 | { | |
1208 | /* Set the mask to all 1-s: it's faster to compare to 0 than to 0xf-s */ | |
1209 | memset(fp->sge_mask, 0xff, | |
1210 | (NUM_RX_SGE >> RX_SGE_MASK_ELEM_SHIFT)*sizeof(u64)); | |
1211 | ||
33471629 EG |
1212 | /* Clear the two last indices in the page to 1: |
1213 | these are the indices that correspond to the "next" element, | |
7a9b2557 VZ |
1214 | hence will never be indicated and should be removed from |
1215 | the calculations. */ | |
1216 | bnx2x_clear_sge_mask_next_elems(fp); | |
1217 | } | |
1218 | ||
1219 | static void bnx2x_tpa_start(struct bnx2x_fastpath *fp, u16 queue, | |
1220 | struct sk_buff *skb, u16 cons, u16 prod) | |
1221 | { | |
1222 | struct bnx2x *bp = fp->bp; | |
1223 | struct sw_rx_bd *cons_rx_buf = &fp->rx_buf_ring[cons]; | |
1224 | struct sw_rx_bd *prod_rx_buf = &fp->rx_buf_ring[prod]; | |
1225 | struct eth_rx_bd *prod_bd = &fp->rx_desc_ring[prod]; | |
1226 | dma_addr_t mapping; | |
1227 | ||
1228 | /* move empty skb from pool to prod and map it */ | |
1229 | prod_rx_buf->skb = fp->tpa_pool[queue].skb; | |
1230 | mapping = pci_map_single(bp->pdev, fp->tpa_pool[queue].skb->data, | |
437cf2f1 | 1231 | bp->rx_buf_size, PCI_DMA_FROMDEVICE); |
7a9b2557 VZ |
1232 | pci_unmap_addr_set(prod_rx_buf, mapping, mapping); |
1233 | ||
1234 | /* move partial skb from cons to pool (don't unmap yet) */ | |
1235 | fp->tpa_pool[queue] = *cons_rx_buf; | |
1236 | ||
1237 | /* mark bin state as start - print error if current state != stop */ | |
1238 | if (fp->tpa_state[queue] != BNX2X_TPA_STOP) | |
1239 | BNX2X_ERR("start of bin not in stop [%d]\n", queue); | |
1240 | ||
1241 | fp->tpa_state[queue] = BNX2X_TPA_START; | |
1242 | ||
1243 | /* point prod_bd to new skb */ | |
1244 | prod_bd->addr_hi = cpu_to_le32(U64_HI(mapping)); | |
1245 | prod_bd->addr_lo = cpu_to_le32(U64_LO(mapping)); | |
1246 | ||
1247 | #ifdef BNX2X_STOP_ON_ERROR | |
1248 | fp->tpa_queue_used |= (1 << queue); | |
1249 | #ifdef __powerpc64__ | |
1250 | DP(NETIF_MSG_RX_STATUS, "fp->tpa_queue_used = 0x%lx\n", | |
1251 | #else | |
1252 | DP(NETIF_MSG_RX_STATUS, "fp->tpa_queue_used = 0x%llx\n", | |
1253 | #endif | |
1254 | fp->tpa_queue_used); | |
1255 | #endif | |
1256 | } | |
1257 | ||
1258 | static int bnx2x_fill_frag_skb(struct bnx2x *bp, struct bnx2x_fastpath *fp, | |
1259 | struct sk_buff *skb, | |
1260 | struct eth_fast_path_rx_cqe *fp_cqe, | |
1261 | u16 cqe_idx) | |
1262 | { | |
1263 | struct sw_rx_page *rx_pg, old_rx_pg; | |
7a9b2557 VZ |
1264 | u16 len_on_bd = le16_to_cpu(fp_cqe->len_on_bd); |
1265 | u32 i, frag_len, frag_size, pages; | |
1266 | int err; | |
1267 | int j; | |
1268 | ||
1269 | frag_size = le16_to_cpu(fp_cqe->pkt_len) - len_on_bd; | |
4f40f2cb | 1270 | pages = SGE_PAGE_ALIGN(frag_size) >> SGE_PAGE_SHIFT; |
7a9b2557 VZ |
1271 | |
1272 | /* This is needed in order to enable forwarding support */ | |
1273 | if (frag_size) | |
4f40f2cb | 1274 | skb_shinfo(skb)->gso_size = min((u32)SGE_PAGE_SIZE, |
7a9b2557 VZ |
1275 | max(frag_size, (u32)len_on_bd)); |
1276 | ||
1277 | #ifdef BNX2X_STOP_ON_ERROR | |
4f40f2cb EG |
1278 | if (pages > |
1279 | min((u32)8, (u32)MAX_SKB_FRAGS) * SGE_PAGE_SIZE * PAGES_PER_SGE) { | |
7a9b2557 VZ |
1280 | BNX2X_ERR("SGL length is too long: %d. CQE index is %d\n", |
1281 | pages, cqe_idx); | |
1282 | BNX2X_ERR("fp_cqe->pkt_len = %d fp_cqe->len_on_bd = %d\n", | |
1283 | fp_cqe->pkt_len, len_on_bd); | |
1284 | bnx2x_panic(); | |
1285 | return -EINVAL; | |
1286 | } | |
1287 | #endif | |
1288 | ||
1289 | /* Run through the SGL and compose the fragmented skb */ | |
1290 | for (i = 0, j = 0; i < pages; i += PAGES_PER_SGE, j++) { | |
1291 | u16 sge_idx = RX_SGE(le16_to_cpu(fp_cqe->sgl[j])); | |
1292 | ||
1293 | /* FW gives the indices of the SGE as if the ring is an array | |
1294 | (meaning that "next" element will consume 2 indices) */ | |
4f40f2cb | 1295 | frag_len = min(frag_size, (u32)(SGE_PAGE_SIZE*PAGES_PER_SGE)); |
7a9b2557 | 1296 | rx_pg = &fp->rx_page_ring[sge_idx]; |
7a9b2557 VZ |
1297 | old_rx_pg = *rx_pg; |
1298 | ||
1299 | /* If we fail to allocate a substitute page, we simply stop | |
1300 | where we are and drop the whole packet */ | |
1301 | err = bnx2x_alloc_rx_sge(bp, fp, sge_idx); | |
1302 | if (unlikely(err)) { | |
de832a55 | 1303 | fp->eth_q_stats.rx_skb_alloc_failed++; |
7a9b2557 VZ |
1304 | return err; |
1305 | } | |
1306 | ||
1307 | /* Unmap the page as we r going to pass it to the stack */ | |
1308 | pci_unmap_page(bp->pdev, pci_unmap_addr(&old_rx_pg, mapping), | |
4f40f2cb | 1309 | SGE_PAGE_SIZE*PAGES_PER_SGE, PCI_DMA_FROMDEVICE); |
7a9b2557 VZ |
1310 | |
1311 | /* Add one frag and update the appropriate fields in the skb */ | |
1312 | skb_fill_page_desc(skb, j, old_rx_pg.page, 0, frag_len); | |
1313 | ||
1314 | skb->data_len += frag_len; | |
1315 | skb->truesize += frag_len; | |
1316 | skb->len += frag_len; | |
1317 | ||
1318 | frag_size -= frag_len; | |
1319 | } | |
1320 | ||
1321 | return 0; | |
1322 | } | |
1323 | ||
1324 | static void bnx2x_tpa_stop(struct bnx2x *bp, struct bnx2x_fastpath *fp, | |
1325 | u16 queue, int pad, int len, union eth_rx_cqe *cqe, | |
1326 | u16 cqe_idx) | |
1327 | { | |
1328 | struct sw_rx_bd *rx_buf = &fp->tpa_pool[queue]; | |
1329 | struct sk_buff *skb = rx_buf->skb; | |
1330 | /* alloc new skb */ | |
1331 | struct sk_buff *new_skb = netdev_alloc_skb(bp->dev, bp->rx_buf_size); | |
1332 | ||
1333 | /* Unmap skb in the pool anyway, as we are going to change | |
1334 | pool entry status to BNX2X_TPA_STOP even if new skb allocation | |
1335 | fails. */ | |
1336 | pci_unmap_single(bp->pdev, pci_unmap_addr(rx_buf, mapping), | |
437cf2f1 | 1337 | bp->rx_buf_size, PCI_DMA_FROMDEVICE); |
7a9b2557 | 1338 | |
7a9b2557 | 1339 | if (likely(new_skb)) { |
66e855f3 YG |
1340 | /* fix ip xsum and give it to the stack */ |
1341 | /* (no need to map the new skb) */ | |
0c6671b0 EG |
1342 | #ifdef BCM_VLAN |
1343 | int is_vlan_cqe = | |
1344 | (le16_to_cpu(cqe->fast_path_cqe.pars_flags.flags) & | |
1345 | PARSING_FLAGS_VLAN); | |
1346 | int is_not_hwaccel_vlan_cqe = | |
1347 | (is_vlan_cqe && (!(bp->flags & HW_VLAN_RX_FLAG))); | |
1348 | #endif | |
7a9b2557 VZ |
1349 | |
1350 | prefetch(skb); | |
1351 | prefetch(((char *)(skb)) + 128); | |
1352 | ||
7a9b2557 VZ |
1353 | #ifdef BNX2X_STOP_ON_ERROR |
1354 | if (pad + len > bp->rx_buf_size) { | |
1355 | BNX2X_ERR("skb_put is about to fail... " | |
1356 | "pad %d len %d rx_buf_size %d\n", | |
1357 | pad, len, bp->rx_buf_size); | |
1358 | bnx2x_panic(); | |
1359 | return; | |
1360 | } | |
1361 | #endif | |
1362 | ||
1363 | skb_reserve(skb, pad); | |
1364 | skb_put(skb, len); | |
1365 | ||
1366 | skb->protocol = eth_type_trans(skb, bp->dev); | |
1367 | skb->ip_summed = CHECKSUM_UNNECESSARY; | |
1368 | ||
1369 | { | |
1370 | struct iphdr *iph; | |
1371 | ||
1372 | iph = (struct iphdr *)skb->data; | |
0c6671b0 EG |
1373 | #ifdef BCM_VLAN |
1374 | /* If there is no Rx VLAN offloading - | |
1375 | take VLAN tag into an account */ | |
1376 | if (unlikely(is_not_hwaccel_vlan_cqe)) | |
1377 | iph = (struct iphdr *)((u8 *)iph + VLAN_HLEN); | |
1378 | #endif | |
7a9b2557 VZ |
1379 | iph->check = 0; |
1380 | iph->check = ip_fast_csum((u8 *)iph, iph->ihl); | |
1381 | } | |
1382 | ||
1383 | if (!bnx2x_fill_frag_skb(bp, fp, skb, | |
1384 | &cqe->fast_path_cqe, cqe_idx)) { | |
1385 | #ifdef BCM_VLAN | |
0c6671b0 EG |
1386 | if ((bp->vlgrp != NULL) && is_vlan_cqe && |
1387 | (!is_not_hwaccel_vlan_cqe)) | |
7a9b2557 VZ |
1388 | vlan_hwaccel_receive_skb(skb, bp->vlgrp, |
1389 | le16_to_cpu(cqe->fast_path_cqe. | |
1390 | vlan_tag)); | |
1391 | else | |
1392 | #endif | |
1393 | netif_receive_skb(skb); | |
1394 | } else { | |
1395 | DP(NETIF_MSG_RX_STATUS, "Failed to allocate new pages" | |
1396 | " - dropping packet!\n"); | |
1397 | dev_kfree_skb(skb); | |
1398 | } | |
1399 | ||
7a9b2557 VZ |
1400 | |
1401 | /* put new skb in bin */ | |
1402 | fp->tpa_pool[queue].skb = new_skb; | |
1403 | ||
1404 | } else { | |
66e855f3 | 1405 | /* else drop the packet and keep the buffer in the bin */ |
7a9b2557 VZ |
1406 | DP(NETIF_MSG_RX_STATUS, |
1407 | "Failed to allocate new skb - dropping packet!\n"); | |
de832a55 | 1408 | fp->eth_q_stats.rx_skb_alloc_failed++; |
7a9b2557 VZ |
1409 | } |
1410 | ||
1411 | fp->tpa_state[queue] = BNX2X_TPA_STOP; | |
1412 | } | |
1413 | ||
1414 | static inline void bnx2x_update_rx_prod(struct bnx2x *bp, | |
1415 | struct bnx2x_fastpath *fp, | |
1416 | u16 bd_prod, u16 rx_comp_prod, | |
1417 | u16 rx_sge_prod) | |
1418 | { | |
8d9c5f34 | 1419 | struct ustorm_eth_rx_producers rx_prods = {0}; |
7a9b2557 VZ |
1420 | int i; |
1421 | ||
1422 | /* Update producers */ | |
1423 | rx_prods.bd_prod = bd_prod; | |
1424 | rx_prods.cqe_prod = rx_comp_prod; | |
1425 | rx_prods.sge_prod = rx_sge_prod; | |
1426 | ||
58f4c4cf EG |
1427 | /* |
1428 | * Make sure that the BD and SGE data is updated before updating the | |
1429 | * producers since FW might read the BD/SGE right after the producer | |
1430 | * is updated. | |
1431 | * This is only applicable for weak-ordered memory model archs such | |
1432 | * as IA-64. The following barrier is also mandatory since FW will | |
1433 | * assumes BDs must have buffers. | |
1434 | */ | |
1435 | wmb(); | |
1436 | ||
8d9c5f34 EG |
1437 | for (i = 0; i < sizeof(struct ustorm_eth_rx_producers)/4; i++) |
1438 | REG_WR(bp, BAR_USTRORM_INTMEM + | |
0626b899 | 1439 | USTORM_RX_PRODS_OFFSET(BP_PORT(bp), fp->cl_id) + i*4, |
7a9b2557 VZ |
1440 | ((u32 *)&rx_prods)[i]); |
1441 | ||
58f4c4cf EG |
1442 | mmiowb(); /* keep prod updates ordered */ |
1443 | ||
7a9b2557 | 1444 | DP(NETIF_MSG_RX_STATUS, |
555f6c78 EG |
1445 | "queue[%d]: wrote bd_prod %u cqe_prod %u sge_prod %u\n", |
1446 | fp->index, bd_prod, rx_comp_prod, rx_sge_prod); | |
7a9b2557 VZ |
1447 | } |
1448 | ||
a2fbb9ea ET |
1449 | static int bnx2x_rx_int(struct bnx2x_fastpath *fp, int budget) |
1450 | { | |
1451 | struct bnx2x *bp = fp->bp; | |
34f80b04 | 1452 | u16 bd_cons, bd_prod, bd_prod_fw, comp_ring_cons; |
a2fbb9ea ET |
1453 | u16 hw_comp_cons, sw_comp_cons, sw_comp_prod; |
1454 | int rx_pkt = 0; | |
1455 | ||
1456 | #ifdef BNX2X_STOP_ON_ERROR | |
1457 | if (unlikely(bp->panic)) | |
1458 | return 0; | |
1459 | #endif | |
1460 | ||
34f80b04 EG |
1461 | /* CQ "next element" is of the size of the regular element, |
1462 | that's why it's ok here */ | |
a2fbb9ea ET |
1463 | hw_comp_cons = le16_to_cpu(*fp->rx_cons_sb); |
1464 | if ((hw_comp_cons & MAX_RCQ_DESC_CNT) == MAX_RCQ_DESC_CNT) | |
1465 | hw_comp_cons++; | |
1466 | ||
1467 | bd_cons = fp->rx_bd_cons; | |
1468 | bd_prod = fp->rx_bd_prod; | |
34f80b04 | 1469 | bd_prod_fw = bd_prod; |
a2fbb9ea ET |
1470 | sw_comp_cons = fp->rx_comp_cons; |
1471 | sw_comp_prod = fp->rx_comp_prod; | |
1472 | ||
1473 | /* Memory barrier necessary as speculative reads of the rx | |
1474 | * buffer can be ahead of the index in the status block | |
1475 | */ | |
1476 | rmb(); | |
1477 | ||
1478 | DP(NETIF_MSG_RX_STATUS, | |
1479 | "queue[%d]: hw_comp_cons %u sw_comp_cons %u\n", | |
0626b899 | 1480 | fp->index, hw_comp_cons, sw_comp_cons); |
a2fbb9ea ET |
1481 | |
1482 | while (sw_comp_cons != hw_comp_cons) { | |
34f80b04 | 1483 | struct sw_rx_bd *rx_buf = NULL; |
a2fbb9ea ET |
1484 | struct sk_buff *skb; |
1485 | union eth_rx_cqe *cqe; | |
34f80b04 EG |
1486 | u8 cqe_fp_flags; |
1487 | u16 len, pad; | |
a2fbb9ea ET |
1488 | |
1489 | comp_ring_cons = RCQ_BD(sw_comp_cons); | |
1490 | bd_prod = RX_BD(bd_prod); | |
1491 | bd_cons = RX_BD(bd_cons); | |
1492 | ||
1493 | cqe = &fp->rx_comp_ring[comp_ring_cons]; | |
34f80b04 | 1494 | cqe_fp_flags = cqe->fast_path_cqe.type_error_flags; |
a2fbb9ea | 1495 | |
a2fbb9ea | 1496 | DP(NETIF_MSG_RX_STATUS, "CQE type %x err %x status %x" |
34f80b04 EG |
1497 | " queue %x vlan %x len %u\n", CQE_TYPE(cqe_fp_flags), |
1498 | cqe_fp_flags, cqe->fast_path_cqe.status_flags, | |
68d59484 | 1499 | le32_to_cpu(cqe->fast_path_cqe.rss_hash_result), |
34f80b04 EG |
1500 | le16_to_cpu(cqe->fast_path_cqe.vlan_tag), |
1501 | le16_to_cpu(cqe->fast_path_cqe.pkt_len)); | |
a2fbb9ea ET |
1502 | |
1503 | /* is this a slowpath msg? */ | |
34f80b04 | 1504 | if (unlikely(CQE_TYPE(cqe_fp_flags))) { |
a2fbb9ea ET |
1505 | bnx2x_sp_event(fp, cqe); |
1506 | goto next_cqe; | |
1507 | ||
1508 | /* this is an rx packet */ | |
1509 | } else { | |
1510 | rx_buf = &fp->rx_buf_ring[bd_cons]; | |
1511 | skb = rx_buf->skb; | |
a2fbb9ea ET |
1512 | len = le16_to_cpu(cqe->fast_path_cqe.pkt_len); |
1513 | pad = cqe->fast_path_cqe.placement_offset; | |
1514 | ||
7a9b2557 VZ |
1515 | /* If CQE is marked both TPA_START and TPA_END |
1516 | it is a non-TPA CQE */ | |
1517 | if ((!fp->disable_tpa) && | |
1518 | (TPA_TYPE(cqe_fp_flags) != | |
1519 | (TPA_TYPE_START | TPA_TYPE_END))) { | |
3196a88a | 1520 | u16 queue = cqe->fast_path_cqe.queue_index; |
7a9b2557 VZ |
1521 | |
1522 | if (TPA_TYPE(cqe_fp_flags) == TPA_TYPE_START) { | |
1523 | DP(NETIF_MSG_RX_STATUS, | |
1524 | "calling tpa_start on queue %d\n", | |
1525 | queue); | |
1526 | ||
1527 | bnx2x_tpa_start(fp, queue, skb, | |
1528 | bd_cons, bd_prod); | |
1529 | goto next_rx; | |
1530 | } | |
1531 | ||
1532 | if (TPA_TYPE(cqe_fp_flags) == TPA_TYPE_END) { | |
1533 | DP(NETIF_MSG_RX_STATUS, | |
1534 | "calling tpa_stop on queue %d\n", | |
1535 | queue); | |
1536 | ||
1537 | if (!BNX2X_RX_SUM_FIX(cqe)) | |
1538 | BNX2X_ERR("STOP on none TCP " | |
1539 | "data\n"); | |
1540 | ||
1541 | /* This is a size of the linear data | |
1542 | on this skb */ | |
1543 | len = le16_to_cpu(cqe->fast_path_cqe. | |
1544 | len_on_bd); | |
1545 | bnx2x_tpa_stop(bp, fp, queue, pad, | |
1546 | len, cqe, comp_ring_cons); | |
1547 | #ifdef BNX2X_STOP_ON_ERROR | |
1548 | if (bp->panic) | |
17cb4006 | 1549 | return 0; |
7a9b2557 VZ |
1550 | #endif |
1551 | ||
1552 | bnx2x_update_sge_prod(fp, | |
1553 | &cqe->fast_path_cqe); | |
1554 | goto next_cqe; | |
1555 | } | |
1556 | } | |
1557 | ||
a2fbb9ea ET |
1558 | pci_dma_sync_single_for_device(bp->pdev, |
1559 | pci_unmap_addr(rx_buf, mapping), | |
1560 | pad + RX_COPY_THRESH, | |
1561 | PCI_DMA_FROMDEVICE); | |
1562 | prefetch(skb); | |
1563 | prefetch(((char *)(skb)) + 128); | |
1564 | ||
1565 | /* is this an error packet? */ | |
34f80b04 | 1566 | if (unlikely(cqe_fp_flags & ETH_RX_ERROR_FALGS)) { |
a2fbb9ea | 1567 | DP(NETIF_MSG_RX_ERR, |
34f80b04 EG |
1568 | "ERROR flags %x rx packet %u\n", |
1569 | cqe_fp_flags, sw_comp_cons); | |
de832a55 | 1570 | fp->eth_q_stats.rx_err_discard_pkt++; |
a2fbb9ea ET |
1571 | goto reuse_rx; |
1572 | } | |
1573 | ||
1574 | /* Since we don't have a jumbo ring | |
1575 | * copy small packets if mtu > 1500 | |
1576 | */ | |
1577 | if ((bp->dev->mtu > ETH_MAX_PACKET_SIZE) && | |
1578 | (len <= RX_COPY_THRESH)) { | |
1579 | struct sk_buff *new_skb; | |
1580 | ||
1581 | new_skb = netdev_alloc_skb(bp->dev, | |
1582 | len + pad); | |
1583 | if (new_skb == NULL) { | |
1584 | DP(NETIF_MSG_RX_ERR, | |
34f80b04 | 1585 | "ERROR packet dropped " |
a2fbb9ea | 1586 | "because of alloc failure\n"); |
de832a55 | 1587 | fp->eth_q_stats.rx_skb_alloc_failed++; |
a2fbb9ea ET |
1588 | goto reuse_rx; |
1589 | } | |
1590 | ||
1591 | /* aligned copy */ | |
1592 | skb_copy_from_linear_data_offset(skb, pad, | |
1593 | new_skb->data + pad, len); | |
1594 | skb_reserve(new_skb, pad); | |
1595 | skb_put(new_skb, len); | |
1596 | ||
1597 | bnx2x_reuse_rx_skb(fp, skb, bd_cons, bd_prod); | |
1598 | ||
1599 | skb = new_skb; | |
1600 | ||
1601 | } else if (bnx2x_alloc_rx_skb(bp, fp, bd_prod) == 0) { | |
1602 | pci_unmap_single(bp->pdev, | |
1603 | pci_unmap_addr(rx_buf, mapping), | |
437cf2f1 | 1604 | bp->rx_buf_size, |
a2fbb9ea ET |
1605 | PCI_DMA_FROMDEVICE); |
1606 | skb_reserve(skb, pad); | |
1607 | skb_put(skb, len); | |
1608 | ||
1609 | } else { | |
1610 | DP(NETIF_MSG_RX_ERR, | |
34f80b04 | 1611 | "ERROR packet dropped because " |
a2fbb9ea | 1612 | "of alloc failure\n"); |
de832a55 | 1613 | fp->eth_q_stats.rx_skb_alloc_failed++; |
a2fbb9ea ET |
1614 | reuse_rx: |
1615 | bnx2x_reuse_rx_skb(fp, skb, bd_cons, bd_prod); | |
1616 | goto next_rx; | |
1617 | } | |
1618 | ||
1619 | skb->protocol = eth_type_trans(skb, bp->dev); | |
1620 | ||
1621 | skb->ip_summed = CHECKSUM_NONE; | |
66e855f3 | 1622 | if (bp->rx_csum) { |
1adcd8be EG |
1623 | if (likely(BNX2X_RX_CSUM_OK(cqe))) |
1624 | skb->ip_summed = CHECKSUM_UNNECESSARY; | |
66e855f3 | 1625 | else |
de832a55 | 1626 | fp->eth_q_stats.hw_csum_err++; |
66e855f3 | 1627 | } |
a2fbb9ea ET |
1628 | } |
1629 | ||
748e5439 | 1630 | skb_record_rx_queue(skb, fp->index); |
a2fbb9ea | 1631 | #ifdef BCM_VLAN |
0c6671b0 | 1632 | if ((bp->vlgrp != NULL) && (bp->flags & HW_VLAN_RX_FLAG) && |
34f80b04 EG |
1633 | (le16_to_cpu(cqe->fast_path_cqe.pars_flags.flags) & |
1634 | PARSING_FLAGS_VLAN)) | |
a2fbb9ea ET |
1635 | vlan_hwaccel_receive_skb(skb, bp->vlgrp, |
1636 | le16_to_cpu(cqe->fast_path_cqe.vlan_tag)); | |
1637 | else | |
1638 | #endif | |
34f80b04 | 1639 | netif_receive_skb(skb); |
a2fbb9ea | 1640 | |
a2fbb9ea ET |
1641 | |
1642 | next_rx: | |
1643 | rx_buf->skb = NULL; | |
1644 | ||
1645 | bd_cons = NEXT_RX_IDX(bd_cons); | |
1646 | bd_prod = NEXT_RX_IDX(bd_prod); | |
34f80b04 EG |
1647 | bd_prod_fw = NEXT_RX_IDX(bd_prod_fw); |
1648 | rx_pkt++; | |
a2fbb9ea ET |
1649 | next_cqe: |
1650 | sw_comp_prod = NEXT_RCQ_IDX(sw_comp_prod); | |
1651 | sw_comp_cons = NEXT_RCQ_IDX(sw_comp_cons); | |
a2fbb9ea | 1652 | |
34f80b04 | 1653 | if (rx_pkt == budget) |
a2fbb9ea ET |
1654 | break; |
1655 | } /* while */ | |
1656 | ||
1657 | fp->rx_bd_cons = bd_cons; | |
34f80b04 | 1658 | fp->rx_bd_prod = bd_prod_fw; |
a2fbb9ea ET |
1659 | fp->rx_comp_cons = sw_comp_cons; |
1660 | fp->rx_comp_prod = sw_comp_prod; | |
1661 | ||
7a9b2557 VZ |
1662 | /* Update producers */ |
1663 | bnx2x_update_rx_prod(bp, fp, bd_prod_fw, sw_comp_prod, | |
1664 | fp->rx_sge_prod); | |
a2fbb9ea ET |
1665 | |
1666 | fp->rx_pkt += rx_pkt; | |
1667 | fp->rx_calls++; | |
1668 | ||
1669 | return rx_pkt; | |
1670 | } | |
1671 | ||
1672 | static irqreturn_t bnx2x_msix_fp_int(int irq, void *fp_cookie) | |
1673 | { | |
1674 | struct bnx2x_fastpath *fp = fp_cookie; | |
1675 | struct bnx2x *bp = fp->bp; | |
0626b899 | 1676 | int index = fp->index; |
a2fbb9ea | 1677 | |
da5a662a VZ |
1678 | /* Return here if interrupt is disabled */ |
1679 | if (unlikely(atomic_read(&bp->intr_sem) != 0)) { | |
1680 | DP(NETIF_MSG_INTR, "called but intr_sem not 0, returning\n"); | |
1681 | return IRQ_HANDLED; | |
1682 | } | |
1683 | ||
34f80b04 | 1684 | DP(BNX2X_MSG_FP, "got an MSI-X interrupt on IDX:SB [%d:%d]\n", |
0626b899 EG |
1685 | index, fp->sb_id); |
1686 | bnx2x_ack_sb(bp, fp->sb_id, USTORM_ID, 0, IGU_INT_DISABLE, 0); | |
a2fbb9ea ET |
1687 | |
1688 | #ifdef BNX2X_STOP_ON_ERROR | |
1689 | if (unlikely(bp->panic)) | |
1690 | return IRQ_HANDLED; | |
1691 | #endif | |
1692 | ||
1693 | prefetch(fp->rx_cons_sb); | |
1694 | prefetch(fp->tx_cons_sb); | |
1695 | prefetch(&fp->status_blk->c_status_block.status_block_index); | |
1696 | prefetch(&fp->status_blk->u_status_block.status_block_index); | |
1697 | ||
288379f0 | 1698 | napi_schedule(&bnx2x_fp(bp, index, napi)); |
34f80b04 | 1699 | |
a2fbb9ea ET |
1700 | return IRQ_HANDLED; |
1701 | } | |
1702 | ||
1703 | static irqreturn_t bnx2x_interrupt(int irq, void *dev_instance) | |
1704 | { | |
555f6c78 | 1705 | struct bnx2x *bp = netdev_priv(dev_instance); |
a2fbb9ea | 1706 | u16 status = bnx2x_ack_int(bp); |
34f80b04 | 1707 | u16 mask; |
a2fbb9ea | 1708 | |
34f80b04 | 1709 | /* Return here if interrupt is shared and it's not for us */ |
a2fbb9ea ET |
1710 | if (unlikely(status == 0)) { |
1711 | DP(NETIF_MSG_INTR, "not our interrupt!\n"); | |
1712 | return IRQ_NONE; | |
1713 | } | |
f5372251 | 1714 | DP(NETIF_MSG_INTR, "got an interrupt status 0x%x\n", status); |
a2fbb9ea | 1715 | |
34f80b04 | 1716 | /* Return here if interrupt is disabled */ |
a2fbb9ea ET |
1717 | if (unlikely(atomic_read(&bp->intr_sem) != 0)) { |
1718 | DP(NETIF_MSG_INTR, "called but intr_sem not 0, returning\n"); | |
1719 | return IRQ_HANDLED; | |
1720 | } | |
1721 | ||
3196a88a EG |
1722 | #ifdef BNX2X_STOP_ON_ERROR |
1723 | if (unlikely(bp->panic)) | |
1724 | return IRQ_HANDLED; | |
1725 | #endif | |
1726 | ||
34f80b04 EG |
1727 | mask = 0x2 << bp->fp[0].sb_id; |
1728 | if (status & mask) { | |
a2fbb9ea ET |
1729 | struct bnx2x_fastpath *fp = &bp->fp[0]; |
1730 | ||
1731 | prefetch(fp->rx_cons_sb); | |
1732 | prefetch(fp->tx_cons_sb); | |
1733 | prefetch(&fp->status_blk->c_status_block.status_block_index); | |
1734 | prefetch(&fp->status_blk->u_status_block.status_block_index); | |
1735 | ||
288379f0 | 1736 | napi_schedule(&bnx2x_fp(bp, 0, napi)); |
a2fbb9ea | 1737 | |
34f80b04 | 1738 | status &= ~mask; |
a2fbb9ea ET |
1739 | } |
1740 | ||
a2fbb9ea | 1741 | |
34f80b04 | 1742 | if (unlikely(status & 0x1)) { |
1cf167f2 | 1743 | queue_delayed_work(bnx2x_wq, &bp->sp_task, 0); |
a2fbb9ea ET |
1744 | |
1745 | status &= ~0x1; | |
1746 | if (!status) | |
1747 | return IRQ_HANDLED; | |
1748 | } | |
1749 | ||
34f80b04 EG |
1750 | if (status) |
1751 | DP(NETIF_MSG_INTR, "got an unknown interrupt! (status %u)\n", | |
1752 | status); | |
a2fbb9ea | 1753 | |
c18487ee | 1754 | return IRQ_HANDLED; |
a2fbb9ea ET |
1755 | } |
1756 | ||
c18487ee | 1757 | /* end of fast path */ |
a2fbb9ea | 1758 | |
bb2a0f7a | 1759 | static void bnx2x_stats_handle(struct bnx2x *bp, enum bnx2x_stats_event event); |
a2fbb9ea | 1760 | |
c18487ee YR |
1761 | /* Link */ |
1762 | ||
1763 | /* | |
1764 | * General service functions | |
1765 | */ | |
a2fbb9ea | 1766 | |
4a37fb66 | 1767 | static int bnx2x_acquire_hw_lock(struct bnx2x *bp, u32 resource) |
c18487ee YR |
1768 | { |
1769 | u32 lock_status; | |
1770 | u32 resource_bit = (1 << resource); | |
4a37fb66 YG |
1771 | int func = BP_FUNC(bp); |
1772 | u32 hw_lock_control_reg; | |
c18487ee | 1773 | int cnt; |
a2fbb9ea | 1774 | |
c18487ee YR |
1775 | /* Validating that the resource is within range */ |
1776 | if (resource > HW_LOCK_MAX_RESOURCE_VALUE) { | |
1777 | DP(NETIF_MSG_HW, | |
1778 | "resource(0x%x) > HW_LOCK_MAX_RESOURCE_VALUE(0x%x)\n", | |
1779 | resource, HW_LOCK_MAX_RESOURCE_VALUE); | |
1780 | return -EINVAL; | |
1781 | } | |
a2fbb9ea | 1782 | |
4a37fb66 YG |
1783 | if (func <= 5) { |
1784 | hw_lock_control_reg = (MISC_REG_DRIVER_CONTROL_1 + func*8); | |
1785 | } else { | |
1786 | hw_lock_control_reg = | |
1787 | (MISC_REG_DRIVER_CONTROL_7 + (func - 6)*8); | |
1788 | } | |
1789 | ||
c18487ee | 1790 | /* Validating that the resource is not already taken */ |
4a37fb66 | 1791 | lock_status = REG_RD(bp, hw_lock_control_reg); |
c18487ee YR |
1792 | if (lock_status & resource_bit) { |
1793 | DP(NETIF_MSG_HW, "lock_status 0x%x resource_bit 0x%x\n", | |
1794 | lock_status, resource_bit); | |
1795 | return -EEXIST; | |
1796 | } | |
a2fbb9ea | 1797 | |
46230476 EG |
1798 | /* Try for 5 second every 5ms */ |
1799 | for (cnt = 0; cnt < 1000; cnt++) { | |
c18487ee | 1800 | /* Try to acquire the lock */ |
4a37fb66 YG |
1801 | REG_WR(bp, hw_lock_control_reg + 4, resource_bit); |
1802 | lock_status = REG_RD(bp, hw_lock_control_reg); | |
c18487ee YR |
1803 | if (lock_status & resource_bit) |
1804 | return 0; | |
a2fbb9ea | 1805 | |
c18487ee | 1806 | msleep(5); |
a2fbb9ea | 1807 | } |
c18487ee YR |
1808 | DP(NETIF_MSG_HW, "Timeout\n"); |
1809 | return -EAGAIN; | |
1810 | } | |
a2fbb9ea | 1811 | |
4a37fb66 | 1812 | static int bnx2x_release_hw_lock(struct bnx2x *bp, u32 resource) |
c18487ee YR |
1813 | { |
1814 | u32 lock_status; | |
1815 | u32 resource_bit = (1 << resource); | |
4a37fb66 YG |
1816 | int func = BP_FUNC(bp); |
1817 | u32 hw_lock_control_reg; | |
a2fbb9ea | 1818 | |
c18487ee YR |
1819 | /* Validating that the resource is within range */ |
1820 | if (resource > HW_LOCK_MAX_RESOURCE_VALUE) { | |
1821 | DP(NETIF_MSG_HW, | |
1822 | "resource(0x%x) > HW_LOCK_MAX_RESOURCE_VALUE(0x%x)\n", | |
1823 | resource, HW_LOCK_MAX_RESOURCE_VALUE); | |
1824 | return -EINVAL; | |
1825 | } | |
1826 | ||
4a37fb66 YG |
1827 | if (func <= 5) { |
1828 | hw_lock_control_reg = (MISC_REG_DRIVER_CONTROL_1 + func*8); | |
1829 | } else { | |
1830 | hw_lock_control_reg = | |
1831 | (MISC_REG_DRIVER_CONTROL_7 + (func - 6)*8); | |
1832 | } | |
1833 | ||
c18487ee | 1834 | /* Validating that the resource is currently taken */ |
4a37fb66 | 1835 | lock_status = REG_RD(bp, hw_lock_control_reg); |
c18487ee YR |
1836 | if (!(lock_status & resource_bit)) { |
1837 | DP(NETIF_MSG_HW, "lock_status 0x%x resource_bit 0x%x\n", | |
1838 | lock_status, resource_bit); | |
1839 | return -EFAULT; | |
a2fbb9ea ET |
1840 | } |
1841 | ||
4a37fb66 | 1842 | REG_WR(bp, hw_lock_control_reg, resource_bit); |
c18487ee YR |
1843 | return 0; |
1844 | } | |
1845 | ||
1846 | /* HW Lock for shared dual port PHYs */ | |
4a37fb66 | 1847 | static void bnx2x_acquire_phy_lock(struct bnx2x *bp) |
c18487ee | 1848 | { |
34f80b04 | 1849 | mutex_lock(&bp->port.phy_mutex); |
a2fbb9ea | 1850 | |
46c6a674 EG |
1851 | if (bp->port.need_hw_lock) |
1852 | bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_MDIO); | |
c18487ee | 1853 | } |
a2fbb9ea | 1854 | |
4a37fb66 | 1855 | static void bnx2x_release_phy_lock(struct bnx2x *bp) |
c18487ee | 1856 | { |
46c6a674 EG |
1857 | if (bp->port.need_hw_lock) |
1858 | bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_MDIO); | |
a2fbb9ea | 1859 | |
34f80b04 | 1860 | mutex_unlock(&bp->port.phy_mutex); |
c18487ee | 1861 | } |
a2fbb9ea | 1862 | |
4acac6a5 EG |
1863 | int bnx2x_get_gpio(struct bnx2x *bp, int gpio_num, u8 port) |
1864 | { | |
1865 | /* The GPIO should be swapped if swap register is set and active */ | |
1866 | int gpio_port = (REG_RD(bp, NIG_REG_PORT_SWAP) && | |
1867 | REG_RD(bp, NIG_REG_STRAP_OVERRIDE)) ^ port; | |
1868 | int gpio_shift = gpio_num + | |
1869 | (gpio_port ? MISC_REGISTERS_GPIO_PORT_SHIFT : 0); | |
1870 | u32 gpio_mask = (1 << gpio_shift); | |
1871 | u32 gpio_reg; | |
1872 | int value; | |
1873 | ||
1874 | if (gpio_num > MISC_REGISTERS_GPIO_3) { | |
1875 | BNX2X_ERR("Invalid GPIO %d\n", gpio_num); | |
1876 | return -EINVAL; | |
1877 | } | |
1878 | ||
1879 | /* read GPIO value */ | |
1880 | gpio_reg = REG_RD(bp, MISC_REG_GPIO); | |
1881 | ||
1882 | /* get the requested pin value */ | |
1883 | if ((gpio_reg & gpio_mask) == gpio_mask) | |
1884 | value = 1; | |
1885 | else | |
1886 | value = 0; | |
1887 | ||
1888 | DP(NETIF_MSG_LINK, "pin %d value 0x%x\n", gpio_num, value); | |
1889 | ||
1890 | return value; | |
1891 | } | |
1892 | ||
17de50b7 | 1893 | int bnx2x_set_gpio(struct bnx2x *bp, int gpio_num, u32 mode, u8 port) |
c18487ee YR |
1894 | { |
1895 | /* The GPIO should be swapped if swap register is set and active */ | |
1896 | int gpio_port = (REG_RD(bp, NIG_REG_PORT_SWAP) && | |
17de50b7 | 1897 | REG_RD(bp, NIG_REG_STRAP_OVERRIDE)) ^ port; |
c18487ee YR |
1898 | int gpio_shift = gpio_num + |
1899 | (gpio_port ? MISC_REGISTERS_GPIO_PORT_SHIFT : 0); | |
1900 | u32 gpio_mask = (1 << gpio_shift); | |
1901 | u32 gpio_reg; | |
a2fbb9ea | 1902 | |
c18487ee YR |
1903 | if (gpio_num > MISC_REGISTERS_GPIO_3) { |
1904 | BNX2X_ERR("Invalid GPIO %d\n", gpio_num); | |
1905 | return -EINVAL; | |
1906 | } | |
a2fbb9ea | 1907 | |
4a37fb66 | 1908 | bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_GPIO); |
c18487ee YR |
1909 | /* read GPIO and mask except the float bits */ |
1910 | gpio_reg = (REG_RD(bp, MISC_REG_GPIO) & MISC_REGISTERS_GPIO_FLOAT); | |
a2fbb9ea | 1911 | |
c18487ee YR |
1912 | switch (mode) { |
1913 | case MISC_REGISTERS_GPIO_OUTPUT_LOW: | |
1914 | DP(NETIF_MSG_LINK, "Set GPIO %d (shift %d) -> output low\n", | |
1915 | gpio_num, gpio_shift); | |
1916 | /* clear FLOAT and set CLR */ | |
1917 | gpio_reg &= ~(gpio_mask << MISC_REGISTERS_GPIO_FLOAT_POS); | |
1918 | gpio_reg |= (gpio_mask << MISC_REGISTERS_GPIO_CLR_POS); | |
1919 | break; | |
a2fbb9ea | 1920 | |
c18487ee YR |
1921 | case MISC_REGISTERS_GPIO_OUTPUT_HIGH: |
1922 | DP(NETIF_MSG_LINK, "Set GPIO %d (shift %d) -> output high\n", | |
1923 | gpio_num, gpio_shift); | |
1924 | /* clear FLOAT and set SET */ | |
1925 | gpio_reg &= ~(gpio_mask << MISC_REGISTERS_GPIO_FLOAT_POS); | |
1926 | gpio_reg |= (gpio_mask << MISC_REGISTERS_GPIO_SET_POS); | |
1927 | break; | |
a2fbb9ea | 1928 | |
17de50b7 | 1929 | case MISC_REGISTERS_GPIO_INPUT_HI_Z: |
c18487ee YR |
1930 | DP(NETIF_MSG_LINK, "Set GPIO %d (shift %d) -> input\n", |
1931 | gpio_num, gpio_shift); | |
1932 | /* set FLOAT */ | |
1933 | gpio_reg |= (gpio_mask << MISC_REGISTERS_GPIO_FLOAT_POS); | |
1934 | break; | |
a2fbb9ea | 1935 | |
c18487ee YR |
1936 | default: |
1937 | break; | |
a2fbb9ea ET |
1938 | } |
1939 | ||
c18487ee | 1940 | REG_WR(bp, MISC_REG_GPIO, gpio_reg); |
4a37fb66 | 1941 | bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_GPIO); |
f1410647 | 1942 | |
c18487ee | 1943 | return 0; |
a2fbb9ea ET |
1944 | } |
1945 | ||
4acac6a5 EG |
1946 | int bnx2x_set_gpio_int(struct bnx2x *bp, int gpio_num, u32 mode, u8 port) |
1947 | { | |
1948 | /* The GPIO should be swapped if swap register is set and active */ | |
1949 | int gpio_port = (REG_RD(bp, NIG_REG_PORT_SWAP) && | |
1950 | REG_RD(bp, NIG_REG_STRAP_OVERRIDE)) ^ port; | |
1951 | int gpio_shift = gpio_num + | |
1952 | (gpio_port ? MISC_REGISTERS_GPIO_PORT_SHIFT : 0); | |
1953 | u32 gpio_mask = (1 << gpio_shift); | |
1954 | u32 gpio_reg; | |
1955 | ||
1956 | if (gpio_num > MISC_REGISTERS_GPIO_3) { | |
1957 | BNX2X_ERR("Invalid GPIO %d\n", gpio_num); | |
1958 | return -EINVAL; | |
1959 | } | |
1960 | ||
1961 | bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_GPIO); | |
1962 | /* read GPIO int */ | |
1963 | gpio_reg = REG_RD(bp, MISC_REG_GPIO_INT); | |
1964 | ||
1965 | switch (mode) { | |
1966 | case MISC_REGISTERS_GPIO_INT_OUTPUT_CLR: | |
1967 | DP(NETIF_MSG_LINK, "Clear GPIO INT %d (shift %d) -> " | |
1968 | "output low\n", gpio_num, gpio_shift); | |
1969 | /* clear SET and set CLR */ | |
1970 | gpio_reg &= ~(gpio_mask << MISC_REGISTERS_GPIO_INT_SET_POS); | |
1971 | gpio_reg |= (gpio_mask << MISC_REGISTERS_GPIO_INT_CLR_POS); | |
1972 | break; | |
1973 | ||
1974 | case MISC_REGISTERS_GPIO_INT_OUTPUT_SET: | |
1975 | DP(NETIF_MSG_LINK, "Set GPIO INT %d (shift %d) -> " | |
1976 | "output high\n", gpio_num, gpio_shift); | |
1977 | /* clear CLR and set SET */ | |
1978 | gpio_reg &= ~(gpio_mask << MISC_REGISTERS_GPIO_INT_CLR_POS); | |
1979 | gpio_reg |= (gpio_mask << MISC_REGISTERS_GPIO_INT_SET_POS); | |
1980 | break; | |
1981 | ||
1982 | default: | |
1983 | break; | |
1984 | } | |
1985 | ||
1986 | REG_WR(bp, MISC_REG_GPIO_INT, gpio_reg); | |
1987 | bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_GPIO); | |
1988 | ||
1989 | return 0; | |
1990 | } | |
1991 | ||
c18487ee | 1992 | static int bnx2x_set_spio(struct bnx2x *bp, int spio_num, u32 mode) |
a2fbb9ea | 1993 | { |
c18487ee YR |
1994 | u32 spio_mask = (1 << spio_num); |
1995 | u32 spio_reg; | |
a2fbb9ea | 1996 | |
c18487ee YR |
1997 | if ((spio_num < MISC_REGISTERS_SPIO_4) || |
1998 | (spio_num > MISC_REGISTERS_SPIO_7)) { | |
1999 | BNX2X_ERR("Invalid SPIO %d\n", spio_num); | |
2000 | return -EINVAL; | |
a2fbb9ea ET |
2001 | } |
2002 | ||
4a37fb66 | 2003 | bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_SPIO); |
c18487ee YR |
2004 | /* read SPIO and mask except the float bits */ |
2005 | spio_reg = (REG_RD(bp, MISC_REG_SPIO) & MISC_REGISTERS_SPIO_FLOAT); | |
a2fbb9ea | 2006 | |
c18487ee | 2007 | switch (mode) { |
6378c025 | 2008 | case MISC_REGISTERS_SPIO_OUTPUT_LOW: |
c18487ee YR |
2009 | DP(NETIF_MSG_LINK, "Set SPIO %d -> output low\n", spio_num); |
2010 | /* clear FLOAT and set CLR */ | |
2011 | spio_reg &= ~(spio_mask << MISC_REGISTERS_SPIO_FLOAT_POS); | |
2012 | spio_reg |= (spio_mask << MISC_REGISTERS_SPIO_CLR_POS); | |
2013 | break; | |
a2fbb9ea | 2014 | |
6378c025 | 2015 | case MISC_REGISTERS_SPIO_OUTPUT_HIGH: |
c18487ee YR |
2016 | DP(NETIF_MSG_LINK, "Set SPIO %d -> output high\n", spio_num); |
2017 | /* clear FLOAT and set SET */ | |
2018 | spio_reg &= ~(spio_mask << MISC_REGISTERS_SPIO_FLOAT_POS); | |
2019 | spio_reg |= (spio_mask << MISC_REGISTERS_SPIO_SET_POS); | |
2020 | break; | |
a2fbb9ea | 2021 | |
c18487ee YR |
2022 | case MISC_REGISTERS_SPIO_INPUT_HI_Z: |
2023 | DP(NETIF_MSG_LINK, "Set SPIO %d -> input\n", spio_num); | |
2024 | /* set FLOAT */ | |
2025 | spio_reg |= (spio_mask << MISC_REGISTERS_SPIO_FLOAT_POS); | |
2026 | break; | |
a2fbb9ea | 2027 | |
c18487ee YR |
2028 | default: |
2029 | break; | |
a2fbb9ea ET |
2030 | } |
2031 | ||
c18487ee | 2032 | REG_WR(bp, MISC_REG_SPIO, spio_reg); |
4a37fb66 | 2033 | bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_SPIO); |
c18487ee | 2034 | |
a2fbb9ea ET |
2035 | return 0; |
2036 | } | |
2037 | ||
c18487ee | 2038 | static void bnx2x_calc_fc_adv(struct bnx2x *bp) |
a2fbb9ea | 2039 | { |
ad33ea3a EG |
2040 | switch (bp->link_vars.ieee_fc & |
2041 | MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_MASK) { | |
c18487ee | 2042 | case MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_NONE: |
34f80b04 | 2043 | bp->port.advertising &= ~(ADVERTISED_Asym_Pause | |
c18487ee YR |
2044 | ADVERTISED_Pause); |
2045 | break; | |
356e2385 | 2046 | |
c18487ee | 2047 | case MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH: |
34f80b04 | 2048 | bp->port.advertising |= (ADVERTISED_Asym_Pause | |
c18487ee YR |
2049 | ADVERTISED_Pause); |
2050 | break; | |
356e2385 | 2051 | |
c18487ee | 2052 | case MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_ASYMMETRIC: |
34f80b04 | 2053 | bp->port.advertising |= ADVERTISED_Asym_Pause; |
c18487ee | 2054 | break; |
356e2385 | 2055 | |
c18487ee | 2056 | default: |
34f80b04 | 2057 | bp->port.advertising &= ~(ADVERTISED_Asym_Pause | |
c18487ee YR |
2058 | ADVERTISED_Pause); |
2059 | break; | |
2060 | } | |
2061 | } | |
f1410647 | 2062 | |
c18487ee YR |
2063 | static void bnx2x_link_report(struct bnx2x *bp) |
2064 | { | |
2065 | if (bp->link_vars.link_up) { | |
2066 | if (bp->state == BNX2X_STATE_OPEN) | |
2067 | netif_carrier_on(bp->dev); | |
2068 | printk(KERN_INFO PFX "%s NIC Link is Up, ", bp->dev->name); | |
f1410647 | 2069 | |
c18487ee | 2070 | printk("%d Mbps ", bp->link_vars.line_speed); |
f1410647 | 2071 | |
c18487ee YR |
2072 | if (bp->link_vars.duplex == DUPLEX_FULL) |
2073 | printk("full duplex"); | |
2074 | else | |
2075 | printk("half duplex"); | |
f1410647 | 2076 | |
c0700f90 DM |
2077 | if (bp->link_vars.flow_ctrl != BNX2X_FLOW_CTRL_NONE) { |
2078 | if (bp->link_vars.flow_ctrl & BNX2X_FLOW_CTRL_RX) { | |
c18487ee | 2079 | printk(", receive "); |
356e2385 EG |
2080 | if (bp->link_vars.flow_ctrl & |
2081 | BNX2X_FLOW_CTRL_TX) | |
c18487ee YR |
2082 | printk("& transmit "); |
2083 | } else { | |
2084 | printk(", transmit "); | |
2085 | } | |
2086 | printk("flow control ON"); | |
2087 | } | |
2088 | printk("\n"); | |
f1410647 | 2089 | |
c18487ee YR |
2090 | } else { /* link_down */ |
2091 | netif_carrier_off(bp->dev); | |
2092 | printk(KERN_ERR PFX "%s NIC Link is Down\n", bp->dev->name); | |
f1410647 | 2093 | } |
c18487ee YR |
2094 | } |
2095 | ||
b5bf9068 | 2096 | static u8 bnx2x_initial_phy_init(struct bnx2x *bp, int load_mode) |
c18487ee | 2097 | { |
19680c48 EG |
2098 | if (!BP_NOMCP(bp)) { |
2099 | u8 rc; | |
a2fbb9ea | 2100 | |
19680c48 | 2101 | /* Initialize link parameters structure variables */ |
8c99e7b0 YR |
2102 | /* It is recommended to turn off RX FC for jumbo frames |
2103 | for better performance */ | |
2104 | if (IS_E1HMF(bp)) | |
c0700f90 | 2105 | bp->link_params.req_fc_auto_adv = BNX2X_FLOW_CTRL_BOTH; |
8c99e7b0 | 2106 | else if (bp->dev->mtu > 5000) |
c0700f90 | 2107 | bp->link_params.req_fc_auto_adv = BNX2X_FLOW_CTRL_TX; |
8c99e7b0 | 2108 | else |
c0700f90 | 2109 | bp->link_params.req_fc_auto_adv = BNX2X_FLOW_CTRL_BOTH; |
a2fbb9ea | 2110 | |
4a37fb66 | 2111 | bnx2x_acquire_phy_lock(bp); |
b5bf9068 EG |
2112 | |
2113 | if (load_mode == LOAD_DIAG) | |
2114 | bp->link_params.loopback_mode = LOOPBACK_XGXS_10; | |
2115 | ||
19680c48 | 2116 | rc = bnx2x_phy_init(&bp->link_params, &bp->link_vars); |
b5bf9068 | 2117 | |
4a37fb66 | 2118 | bnx2x_release_phy_lock(bp); |
a2fbb9ea | 2119 | |
3c96c68b EG |
2120 | bnx2x_calc_fc_adv(bp); |
2121 | ||
b5bf9068 EG |
2122 | if (CHIP_REV_IS_SLOW(bp) && bp->link_vars.link_up) { |
2123 | bnx2x_stats_handle(bp, STATS_EVENT_LINK_UP); | |
19680c48 | 2124 | bnx2x_link_report(bp); |
b5bf9068 | 2125 | } |
34f80b04 | 2126 | |
19680c48 EG |
2127 | return rc; |
2128 | } | |
f5372251 | 2129 | BNX2X_ERR("Bootcode is missing - can not initialize link\n"); |
19680c48 | 2130 | return -EINVAL; |
a2fbb9ea ET |
2131 | } |
2132 | ||
c18487ee | 2133 | static void bnx2x_link_set(struct bnx2x *bp) |
a2fbb9ea | 2134 | { |
19680c48 | 2135 | if (!BP_NOMCP(bp)) { |
4a37fb66 | 2136 | bnx2x_acquire_phy_lock(bp); |
19680c48 | 2137 | bnx2x_phy_init(&bp->link_params, &bp->link_vars); |
4a37fb66 | 2138 | bnx2x_release_phy_lock(bp); |
a2fbb9ea | 2139 | |
19680c48 EG |
2140 | bnx2x_calc_fc_adv(bp); |
2141 | } else | |
f5372251 | 2142 | BNX2X_ERR("Bootcode is missing - can not set link\n"); |
c18487ee | 2143 | } |
a2fbb9ea | 2144 | |
c18487ee YR |
2145 | static void bnx2x__link_reset(struct bnx2x *bp) |
2146 | { | |
19680c48 | 2147 | if (!BP_NOMCP(bp)) { |
4a37fb66 | 2148 | bnx2x_acquire_phy_lock(bp); |
589abe3a | 2149 | bnx2x_link_reset(&bp->link_params, &bp->link_vars, 1); |
4a37fb66 | 2150 | bnx2x_release_phy_lock(bp); |
19680c48 | 2151 | } else |
f5372251 | 2152 | BNX2X_ERR("Bootcode is missing - can not reset link\n"); |
c18487ee | 2153 | } |
a2fbb9ea | 2154 | |
c18487ee YR |
2155 | static u8 bnx2x_link_test(struct bnx2x *bp) |
2156 | { | |
2157 | u8 rc; | |
a2fbb9ea | 2158 | |
4a37fb66 | 2159 | bnx2x_acquire_phy_lock(bp); |
c18487ee | 2160 | rc = bnx2x_test_link(&bp->link_params, &bp->link_vars); |
4a37fb66 | 2161 | bnx2x_release_phy_lock(bp); |
a2fbb9ea | 2162 | |
c18487ee YR |
2163 | return rc; |
2164 | } | |
a2fbb9ea | 2165 | |
8a1c38d1 | 2166 | static void bnx2x_init_port_minmax(struct bnx2x *bp) |
34f80b04 | 2167 | { |
8a1c38d1 EG |
2168 | u32 r_param = bp->link_vars.line_speed / 8; |
2169 | u32 fair_periodic_timeout_usec; | |
2170 | u32 t_fair; | |
34f80b04 | 2171 | |
8a1c38d1 EG |
2172 | memset(&(bp->cmng.rs_vars), 0, |
2173 | sizeof(struct rate_shaping_vars_per_port)); | |
2174 | memset(&(bp->cmng.fair_vars), 0, sizeof(struct fairness_vars_per_port)); | |
34f80b04 | 2175 | |
8a1c38d1 EG |
2176 | /* 100 usec in SDM ticks = 25 since each tick is 4 usec */ |
2177 | bp->cmng.rs_vars.rs_periodic_timeout = RS_PERIODIC_TIMEOUT_USEC / 4; | |
34f80b04 | 2178 | |
8a1c38d1 EG |
2179 | /* this is the threshold below which no timer arming will occur |
2180 | 1.25 coefficient is for the threshold to be a little bigger | |
2181 | than the real time, to compensate for timer in-accuracy */ | |
2182 | bp->cmng.rs_vars.rs_threshold = | |
34f80b04 EG |
2183 | (RS_PERIODIC_TIMEOUT_USEC * r_param * 5) / 4; |
2184 | ||
8a1c38d1 EG |
2185 | /* resolution of fairness timer */ |
2186 | fair_periodic_timeout_usec = QM_ARB_BYTES / r_param; | |
2187 | /* for 10G it is 1000usec. for 1G it is 10000usec. */ | |
2188 | t_fair = T_FAIR_COEF / bp->link_vars.line_speed; | |
34f80b04 | 2189 | |
8a1c38d1 EG |
2190 | /* this is the threshold below which we won't arm the timer anymore */ |
2191 | bp->cmng.fair_vars.fair_threshold = QM_ARB_BYTES; | |
34f80b04 | 2192 | |
8a1c38d1 EG |
2193 | /* we multiply by 1e3/8 to get bytes/msec. |
2194 | We don't want the credits to pass a credit | |
2195 | of the t_fair*FAIR_MEM (algorithm resolution) */ | |
2196 | bp->cmng.fair_vars.upper_bound = r_param * t_fair * FAIR_MEM; | |
2197 | /* since each tick is 4 usec */ | |
2198 | bp->cmng.fair_vars.fairness_timeout = fair_periodic_timeout_usec / 4; | |
34f80b04 EG |
2199 | } |
2200 | ||
8a1c38d1 | 2201 | static void bnx2x_init_vn_minmax(struct bnx2x *bp, int func) |
34f80b04 EG |
2202 | { |
2203 | struct rate_shaping_vars_per_vn m_rs_vn; | |
2204 | struct fairness_vars_per_vn m_fair_vn; | |
2205 | u32 vn_cfg = SHMEM_RD(bp, mf_cfg.func_mf_config[func].config); | |
2206 | u16 vn_min_rate, vn_max_rate; | |
2207 | int i; | |
2208 | ||
2209 | /* If function is hidden - set min and max to zeroes */ | |
2210 | if (vn_cfg & FUNC_MF_CFG_FUNC_HIDE) { | |
2211 | vn_min_rate = 0; | |
2212 | vn_max_rate = 0; | |
2213 | ||
2214 | } else { | |
2215 | vn_min_rate = ((vn_cfg & FUNC_MF_CFG_MIN_BW_MASK) >> | |
2216 | FUNC_MF_CFG_MIN_BW_SHIFT) * 100; | |
8a1c38d1 | 2217 | /* If fairness is enabled (not all min rates are zeroes) and |
34f80b04 | 2218 | if current min rate is zero - set it to 1. |
33471629 | 2219 | This is a requirement of the algorithm. */ |
8a1c38d1 | 2220 | if (bp->vn_weight_sum && (vn_min_rate == 0)) |
34f80b04 EG |
2221 | vn_min_rate = DEF_MIN_RATE; |
2222 | vn_max_rate = ((vn_cfg & FUNC_MF_CFG_MAX_BW_MASK) >> | |
2223 | FUNC_MF_CFG_MAX_BW_SHIFT) * 100; | |
2224 | } | |
2225 | ||
8a1c38d1 EG |
2226 | DP(NETIF_MSG_IFUP, |
2227 | "func %d: vn_min_rate=%d vn_max_rate=%d vn_weight_sum=%d\n", | |
2228 | func, vn_min_rate, vn_max_rate, bp->vn_weight_sum); | |
34f80b04 EG |
2229 | |
2230 | memset(&m_rs_vn, 0, sizeof(struct rate_shaping_vars_per_vn)); | |
2231 | memset(&m_fair_vn, 0, sizeof(struct fairness_vars_per_vn)); | |
2232 | ||
2233 | /* global vn counter - maximal Mbps for this vn */ | |
2234 | m_rs_vn.vn_counter.rate = vn_max_rate; | |
2235 | ||
2236 | /* quota - number of bytes transmitted in this period */ | |
2237 | m_rs_vn.vn_counter.quota = | |
2238 | (vn_max_rate * RS_PERIODIC_TIMEOUT_USEC) / 8; | |
2239 | ||
8a1c38d1 | 2240 | if (bp->vn_weight_sum) { |
34f80b04 EG |
2241 | /* credit for each period of the fairness algorithm: |
2242 | number of bytes in T_FAIR (the vn share the port rate). | |
8a1c38d1 EG |
2243 | vn_weight_sum should not be larger than 10000, thus |
2244 | T_FAIR_COEF / (8 * vn_weight_sum) will always be greater | |
2245 | than zero */ | |
34f80b04 | 2246 | m_fair_vn.vn_credit_delta = |
8a1c38d1 EG |
2247 | max((u32)(vn_min_rate * (T_FAIR_COEF / |
2248 | (8 * bp->vn_weight_sum))), | |
2249 | (u32)(bp->cmng.fair_vars.fair_threshold * 2)); | |
34f80b04 EG |
2250 | DP(NETIF_MSG_IFUP, "m_fair_vn.vn_credit_delta=%d\n", |
2251 | m_fair_vn.vn_credit_delta); | |
2252 | } | |
2253 | ||
34f80b04 EG |
2254 | /* Store it to internal memory */ |
2255 | for (i = 0; i < sizeof(struct rate_shaping_vars_per_vn)/4; i++) | |
2256 | REG_WR(bp, BAR_XSTRORM_INTMEM + | |
2257 | XSTORM_RATE_SHAPING_PER_VN_VARS_OFFSET(func) + i * 4, | |
2258 | ((u32 *)(&m_rs_vn))[i]); | |
2259 | ||
2260 | for (i = 0; i < sizeof(struct fairness_vars_per_vn)/4; i++) | |
2261 | REG_WR(bp, BAR_XSTRORM_INTMEM + | |
2262 | XSTORM_FAIRNESS_PER_VN_VARS_OFFSET(func) + i * 4, | |
2263 | ((u32 *)(&m_fair_vn))[i]); | |
2264 | } | |
2265 | ||
8a1c38d1 | 2266 | |
c18487ee YR |
2267 | /* This function is called upon link interrupt */ |
2268 | static void bnx2x_link_attn(struct bnx2x *bp) | |
2269 | { | |
bb2a0f7a YG |
2270 | /* Make sure that we are synced with the current statistics */ |
2271 | bnx2x_stats_handle(bp, STATS_EVENT_STOP); | |
2272 | ||
c18487ee | 2273 | bnx2x_link_update(&bp->link_params, &bp->link_vars); |
a2fbb9ea | 2274 | |
bb2a0f7a YG |
2275 | if (bp->link_vars.link_up) { |
2276 | ||
1c06328c EG |
2277 | /* dropless flow control */ |
2278 | if (CHIP_IS_E1H(bp)) { | |
2279 | int port = BP_PORT(bp); | |
2280 | u32 pause_enabled = 0; | |
2281 | ||
2282 | if (bp->link_vars.flow_ctrl & BNX2X_FLOW_CTRL_TX) | |
2283 | pause_enabled = 1; | |
2284 | ||
2285 | REG_WR(bp, BAR_USTRORM_INTMEM + | |
2286 | USTORM_PAUSE_ENABLED_OFFSET(port), | |
2287 | pause_enabled); | |
2288 | } | |
2289 | ||
bb2a0f7a YG |
2290 | if (bp->link_vars.mac_type == MAC_TYPE_BMAC) { |
2291 | struct host_port_stats *pstats; | |
2292 | ||
2293 | pstats = bnx2x_sp(bp, port_stats); | |
2294 | /* reset old bmac stats */ | |
2295 | memset(&(pstats->mac_stx[0]), 0, | |
2296 | sizeof(struct mac_stx)); | |
2297 | } | |
2298 | if ((bp->state == BNX2X_STATE_OPEN) || | |
2299 | (bp->state == BNX2X_STATE_DISABLED)) | |
2300 | bnx2x_stats_handle(bp, STATS_EVENT_LINK_UP); | |
2301 | } | |
2302 | ||
c18487ee YR |
2303 | /* indicate link status */ |
2304 | bnx2x_link_report(bp); | |
34f80b04 EG |
2305 | |
2306 | if (IS_E1HMF(bp)) { | |
8a1c38d1 | 2307 | int port = BP_PORT(bp); |
34f80b04 | 2308 | int func; |
8a1c38d1 | 2309 | int vn; |
34f80b04 EG |
2310 | |
2311 | for (vn = VN_0; vn < E1HVN_MAX; vn++) { | |
2312 | if (vn == BP_E1HVN(bp)) | |
2313 | continue; | |
2314 | ||
8a1c38d1 | 2315 | func = ((vn << 1) | port); |
34f80b04 EG |
2316 | |
2317 | /* Set the attention towards other drivers | |
2318 | on the same port */ | |
2319 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_0 + | |
2320 | (LINK_SYNC_ATTENTION_BIT_FUNC_0 + func)*4, 1); | |
2321 | } | |
34f80b04 | 2322 | |
8a1c38d1 EG |
2323 | if (bp->link_vars.link_up) { |
2324 | int i; | |
2325 | ||
2326 | /* Init rate shaping and fairness contexts */ | |
2327 | bnx2x_init_port_minmax(bp); | |
34f80b04 | 2328 | |
34f80b04 | 2329 | for (vn = VN_0; vn < E1HVN_MAX; vn++) |
8a1c38d1 EG |
2330 | bnx2x_init_vn_minmax(bp, 2*vn + port); |
2331 | ||
2332 | /* Store it to internal memory */ | |
2333 | for (i = 0; | |
2334 | i < sizeof(struct cmng_struct_per_port) / 4; i++) | |
2335 | REG_WR(bp, BAR_XSTRORM_INTMEM + | |
2336 | XSTORM_CMNG_PER_PORT_VARS_OFFSET(port) + i*4, | |
2337 | ((u32 *)(&bp->cmng))[i]); | |
2338 | } | |
34f80b04 | 2339 | } |
c18487ee | 2340 | } |
a2fbb9ea | 2341 | |
c18487ee YR |
2342 | static void bnx2x__link_status_update(struct bnx2x *bp) |
2343 | { | |
2344 | if (bp->state != BNX2X_STATE_OPEN) | |
2345 | return; | |
a2fbb9ea | 2346 | |
c18487ee | 2347 | bnx2x_link_status_update(&bp->link_params, &bp->link_vars); |
a2fbb9ea | 2348 | |
bb2a0f7a YG |
2349 | if (bp->link_vars.link_up) |
2350 | bnx2x_stats_handle(bp, STATS_EVENT_LINK_UP); | |
2351 | else | |
2352 | bnx2x_stats_handle(bp, STATS_EVENT_STOP); | |
2353 | ||
c18487ee YR |
2354 | /* indicate link status */ |
2355 | bnx2x_link_report(bp); | |
a2fbb9ea | 2356 | } |
a2fbb9ea | 2357 | |
34f80b04 EG |
2358 | static void bnx2x_pmf_update(struct bnx2x *bp) |
2359 | { | |
2360 | int port = BP_PORT(bp); | |
2361 | u32 val; | |
2362 | ||
2363 | bp->port.pmf = 1; | |
2364 | DP(NETIF_MSG_LINK, "pmf %d\n", bp->port.pmf); | |
2365 | ||
2366 | /* enable nig attention */ | |
2367 | val = (0xff0f | (1 << (BP_E1HVN(bp) + 4))); | |
2368 | REG_WR(bp, HC_REG_TRAILING_EDGE_0 + port*8, val); | |
2369 | REG_WR(bp, HC_REG_LEADING_EDGE_0 + port*8, val); | |
bb2a0f7a YG |
2370 | |
2371 | bnx2x_stats_handle(bp, STATS_EVENT_PMF); | |
34f80b04 EG |
2372 | } |
2373 | ||
c18487ee | 2374 | /* end of Link */ |
a2fbb9ea ET |
2375 | |
2376 | /* slow path */ | |
2377 | ||
2378 | /* | |
2379 | * General service functions | |
2380 | */ | |
2381 | ||
2382 | /* the slow path queue is odd since completions arrive on the fastpath ring */ | |
2383 | static int bnx2x_sp_post(struct bnx2x *bp, int command, int cid, | |
2384 | u32 data_hi, u32 data_lo, int common) | |
2385 | { | |
34f80b04 | 2386 | int func = BP_FUNC(bp); |
a2fbb9ea | 2387 | |
34f80b04 EG |
2388 | DP(BNX2X_MSG_SP/*NETIF_MSG_TIMER*/, |
2389 | "SPQE (%x:%x) command %d hw_cid %x data (%x:%x) left %x\n", | |
a2fbb9ea ET |
2390 | (u32)U64_HI(bp->spq_mapping), (u32)(U64_LO(bp->spq_mapping) + |
2391 | (void *)bp->spq_prod_bd - (void *)bp->spq), command, | |
2392 | HW_CID(bp, cid), data_hi, data_lo, bp->spq_left); | |
2393 | ||
2394 | #ifdef BNX2X_STOP_ON_ERROR | |
2395 | if (unlikely(bp->panic)) | |
2396 | return -EIO; | |
2397 | #endif | |
2398 | ||
34f80b04 | 2399 | spin_lock_bh(&bp->spq_lock); |
a2fbb9ea ET |
2400 | |
2401 | if (!bp->spq_left) { | |
2402 | BNX2X_ERR("BUG! SPQ ring full!\n"); | |
34f80b04 | 2403 | spin_unlock_bh(&bp->spq_lock); |
a2fbb9ea ET |
2404 | bnx2x_panic(); |
2405 | return -EBUSY; | |
2406 | } | |
f1410647 | 2407 | |
a2fbb9ea ET |
2408 | /* CID needs port number to be encoded int it */ |
2409 | bp->spq_prod_bd->hdr.conn_and_cmd_data = | |
2410 | cpu_to_le32(((command << SPE_HDR_CMD_ID_SHIFT) | | |
2411 | HW_CID(bp, cid))); | |
2412 | bp->spq_prod_bd->hdr.type = cpu_to_le16(ETH_CONNECTION_TYPE); | |
2413 | if (common) | |
2414 | bp->spq_prod_bd->hdr.type |= | |
2415 | cpu_to_le16((1 << SPE_HDR_COMMON_RAMROD_SHIFT)); | |
2416 | ||
2417 | bp->spq_prod_bd->data.mac_config_addr.hi = cpu_to_le32(data_hi); | |
2418 | bp->spq_prod_bd->data.mac_config_addr.lo = cpu_to_le32(data_lo); | |
2419 | ||
2420 | bp->spq_left--; | |
2421 | ||
2422 | if (bp->spq_prod_bd == bp->spq_last_bd) { | |
2423 | bp->spq_prod_bd = bp->spq; | |
2424 | bp->spq_prod_idx = 0; | |
2425 | DP(NETIF_MSG_TIMER, "end of spq\n"); | |
2426 | ||
2427 | } else { | |
2428 | bp->spq_prod_bd++; | |
2429 | bp->spq_prod_idx++; | |
2430 | } | |
2431 | ||
34f80b04 | 2432 | REG_WR(bp, BAR_XSTRORM_INTMEM + XSTORM_SPQ_PROD_OFFSET(func), |
a2fbb9ea ET |
2433 | bp->spq_prod_idx); |
2434 | ||
34f80b04 | 2435 | spin_unlock_bh(&bp->spq_lock); |
a2fbb9ea ET |
2436 | return 0; |
2437 | } | |
2438 | ||
2439 | /* acquire split MCP access lock register */ | |
4a37fb66 | 2440 | static int bnx2x_acquire_alr(struct bnx2x *bp) |
a2fbb9ea | 2441 | { |
a2fbb9ea | 2442 | u32 i, j, val; |
34f80b04 | 2443 | int rc = 0; |
a2fbb9ea ET |
2444 | |
2445 | might_sleep(); | |
2446 | i = 100; | |
2447 | for (j = 0; j < i*10; j++) { | |
2448 | val = (1UL << 31); | |
2449 | REG_WR(bp, GRCBASE_MCP + 0x9c, val); | |
2450 | val = REG_RD(bp, GRCBASE_MCP + 0x9c); | |
2451 | if (val & (1L << 31)) | |
2452 | break; | |
2453 | ||
2454 | msleep(5); | |
2455 | } | |
a2fbb9ea | 2456 | if (!(val & (1L << 31))) { |
19680c48 | 2457 | BNX2X_ERR("Cannot acquire MCP access lock register\n"); |
a2fbb9ea ET |
2458 | rc = -EBUSY; |
2459 | } | |
2460 | ||
2461 | return rc; | |
2462 | } | |
2463 | ||
4a37fb66 YG |
2464 | /* release split MCP access lock register */ |
2465 | static void bnx2x_release_alr(struct bnx2x *bp) | |
a2fbb9ea ET |
2466 | { |
2467 | u32 val = 0; | |
2468 | ||
2469 | REG_WR(bp, GRCBASE_MCP + 0x9c, val); | |
2470 | } | |
2471 | ||
2472 | static inline u16 bnx2x_update_dsb_idx(struct bnx2x *bp) | |
2473 | { | |
2474 | struct host_def_status_block *def_sb = bp->def_status_blk; | |
2475 | u16 rc = 0; | |
2476 | ||
2477 | barrier(); /* status block is written to by the chip */ | |
a2fbb9ea ET |
2478 | if (bp->def_att_idx != def_sb->atten_status_block.attn_bits_index) { |
2479 | bp->def_att_idx = def_sb->atten_status_block.attn_bits_index; | |
2480 | rc |= 1; | |
2481 | } | |
2482 | if (bp->def_c_idx != def_sb->c_def_status_block.status_block_index) { | |
2483 | bp->def_c_idx = def_sb->c_def_status_block.status_block_index; | |
2484 | rc |= 2; | |
2485 | } | |
2486 | if (bp->def_u_idx != def_sb->u_def_status_block.status_block_index) { | |
2487 | bp->def_u_idx = def_sb->u_def_status_block.status_block_index; | |
2488 | rc |= 4; | |
2489 | } | |
2490 | if (bp->def_x_idx != def_sb->x_def_status_block.status_block_index) { | |
2491 | bp->def_x_idx = def_sb->x_def_status_block.status_block_index; | |
2492 | rc |= 8; | |
2493 | } | |
2494 | if (bp->def_t_idx != def_sb->t_def_status_block.status_block_index) { | |
2495 | bp->def_t_idx = def_sb->t_def_status_block.status_block_index; | |
2496 | rc |= 16; | |
2497 | } | |
2498 | return rc; | |
2499 | } | |
2500 | ||
2501 | /* | |
2502 | * slow path service functions | |
2503 | */ | |
2504 | ||
2505 | static void bnx2x_attn_int_asserted(struct bnx2x *bp, u32 asserted) | |
2506 | { | |
34f80b04 | 2507 | int port = BP_PORT(bp); |
5c862848 EG |
2508 | u32 hc_addr = (HC_REG_COMMAND_REG + port*32 + |
2509 | COMMAND_REG_ATTN_BITS_SET); | |
a2fbb9ea ET |
2510 | u32 aeu_addr = port ? MISC_REG_AEU_MASK_ATTN_FUNC_1 : |
2511 | MISC_REG_AEU_MASK_ATTN_FUNC_0; | |
877e9aa4 ET |
2512 | u32 nig_int_mask_addr = port ? NIG_REG_MASK_INTERRUPT_PORT1 : |
2513 | NIG_REG_MASK_INTERRUPT_PORT0; | |
3fcaf2e5 | 2514 | u32 aeu_mask; |
87942b46 | 2515 | u32 nig_mask = 0; |
a2fbb9ea | 2516 | |
a2fbb9ea ET |
2517 | if (bp->attn_state & asserted) |
2518 | BNX2X_ERR("IGU ERROR\n"); | |
2519 | ||
3fcaf2e5 EG |
2520 | bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_PORT0_ATT_MASK + port); |
2521 | aeu_mask = REG_RD(bp, aeu_addr); | |
2522 | ||
a2fbb9ea | 2523 | DP(NETIF_MSG_HW, "aeu_mask %x newly asserted %x\n", |
3fcaf2e5 EG |
2524 | aeu_mask, asserted); |
2525 | aeu_mask &= ~(asserted & 0xff); | |
2526 | DP(NETIF_MSG_HW, "new mask %x\n", aeu_mask); | |
a2fbb9ea | 2527 | |
3fcaf2e5 EG |
2528 | REG_WR(bp, aeu_addr, aeu_mask); |
2529 | bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_PORT0_ATT_MASK + port); | |
a2fbb9ea | 2530 | |
3fcaf2e5 | 2531 | DP(NETIF_MSG_HW, "attn_state %x\n", bp->attn_state); |
a2fbb9ea | 2532 | bp->attn_state |= asserted; |
3fcaf2e5 | 2533 | DP(NETIF_MSG_HW, "new state %x\n", bp->attn_state); |
a2fbb9ea ET |
2534 | |
2535 | if (asserted & ATTN_HARD_WIRED_MASK) { | |
2536 | if (asserted & ATTN_NIG_FOR_FUNC) { | |
a2fbb9ea | 2537 | |
a5e9a7cf EG |
2538 | bnx2x_acquire_phy_lock(bp); |
2539 | ||
877e9aa4 | 2540 | /* save nig interrupt mask */ |
87942b46 | 2541 | nig_mask = REG_RD(bp, nig_int_mask_addr); |
877e9aa4 | 2542 | REG_WR(bp, nig_int_mask_addr, 0); |
a2fbb9ea | 2543 | |
c18487ee | 2544 | bnx2x_link_attn(bp); |
a2fbb9ea ET |
2545 | |
2546 | /* handle unicore attn? */ | |
2547 | } | |
2548 | if (asserted & ATTN_SW_TIMER_4_FUNC) | |
2549 | DP(NETIF_MSG_HW, "ATTN_SW_TIMER_4_FUNC!\n"); | |
2550 | ||
2551 | if (asserted & GPIO_2_FUNC) | |
2552 | DP(NETIF_MSG_HW, "GPIO_2_FUNC!\n"); | |
2553 | ||
2554 | if (asserted & GPIO_3_FUNC) | |
2555 | DP(NETIF_MSG_HW, "GPIO_3_FUNC!\n"); | |
2556 | ||
2557 | if (asserted & GPIO_4_FUNC) | |
2558 | DP(NETIF_MSG_HW, "GPIO_4_FUNC!\n"); | |
2559 | ||
2560 | if (port == 0) { | |
2561 | if (asserted & ATTN_GENERAL_ATTN_1) { | |
2562 | DP(NETIF_MSG_HW, "ATTN_GENERAL_ATTN_1!\n"); | |
2563 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_1, 0x0); | |
2564 | } | |
2565 | if (asserted & ATTN_GENERAL_ATTN_2) { | |
2566 | DP(NETIF_MSG_HW, "ATTN_GENERAL_ATTN_2!\n"); | |
2567 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_2, 0x0); | |
2568 | } | |
2569 | if (asserted & ATTN_GENERAL_ATTN_3) { | |
2570 | DP(NETIF_MSG_HW, "ATTN_GENERAL_ATTN_3!\n"); | |
2571 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_3, 0x0); | |
2572 | } | |
2573 | } else { | |
2574 | if (asserted & ATTN_GENERAL_ATTN_4) { | |
2575 | DP(NETIF_MSG_HW, "ATTN_GENERAL_ATTN_4!\n"); | |
2576 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_4, 0x0); | |
2577 | } | |
2578 | if (asserted & ATTN_GENERAL_ATTN_5) { | |
2579 | DP(NETIF_MSG_HW, "ATTN_GENERAL_ATTN_5!\n"); | |
2580 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_5, 0x0); | |
2581 | } | |
2582 | if (asserted & ATTN_GENERAL_ATTN_6) { | |
2583 | DP(NETIF_MSG_HW, "ATTN_GENERAL_ATTN_6!\n"); | |
2584 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_6, 0x0); | |
2585 | } | |
2586 | } | |
2587 | ||
2588 | } /* if hardwired */ | |
2589 | ||
5c862848 EG |
2590 | DP(NETIF_MSG_HW, "about to mask 0x%08x at HC addr 0x%x\n", |
2591 | asserted, hc_addr); | |
2592 | REG_WR(bp, hc_addr, asserted); | |
a2fbb9ea ET |
2593 | |
2594 | /* now set back the mask */ | |
a5e9a7cf | 2595 | if (asserted & ATTN_NIG_FOR_FUNC) { |
87942b46 | 2596 | REG_WR(bp, nig_int_mask_addr, nig_mask); |
a5e9a7cf EG |
2597 | bnx2x_release_phy_lock(bp); |
2598 | } | |
a2fbb9ea ET |
2599 | } |
2600 | ||
877e9aa4 | 2601 | static inline void bnx2x_attn_int_deasserted0(struct bnx2x *bp, u32 attn) |
a2fbb9ea | 2602 | { |
34f80b04 | 2603 | int port = BP_PORT(bp); |
877e9aa4 ET |
2604 | int reg_offset; |
2605 | u32 val; | |
2606 | ||
34f80b04 EG |
2607 | reg_offset = (port ? MISC_REG_AEU_ENABLE1_FUNC_1_OUT_0 : |
2608 | MISC_REG_AEU_ENABLE1_FUNC_0_OUT_0); | |
877e9aa4 | 2609 | |
34f80b04 | 2610 | if (attn & AEU_INPUTS_ATTN_BITS_SPIO5) { |
877e9aa4 ET |
2611 | |
2612 | val = REG_RD(bp, reg_offset); | |
2613 | val &= ~AEU_INPUTS_ATTN_BITS_SPIO5; | |
2614 | REG_WR(bp, reg_offset, val); | |
2615 | ||
2616 | BNX2X_ERR("SPIO5 hw attention\n"); | |
2617 | ||
35b19ba5 EG |
2618 | switch (XGXS_EXT_PHY_TYPE(bp->link_params.ext_phy_config)) { |
2619 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101: | |
877e9aa4 ET |
2620 | /* Fan failure attention */ |
2621 | ||
17de50b7 | 2622 | /* The PHY reset is controlled by GPIO 1 */ |
877e9aa4 | 2623 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_1, |
17de50b7 EG |
2624 | MISC_REGISTERS_GPIO_OUTPUT_LOW, port); |
2625 | /* Low power mode is controlled by GPIO 2 */ | |
877e9aa4 | 2626 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_2, |
17de50b7 | 2627 | MISC_REGISTERS_GPIO_OUTPUT_LOW, port); |
877e9aa4 | 2628 | /* mark the failure */ |
c18487ee | 2629 | bp->link_params.ext_phy_config &= |
877e9aa4 | 2630 | ~PORT_HW_CFG_XGXS_EXT_PHY_TYPE_MASK; |
c18487ee | 2631 | bp->link_params.ext_phy_config |= |
877e9aa4 ET |
2632 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_FAILURE; |
2633 | SHMEM_WR(bp, | |
2634 | dev_info.port_hw_config[port]. | |
2635 | external_phy_config, | |
c18487ee | 2636 | bp->link_params.ext_phy_config); |
877e9aa4 ET |
2637 | /* log the failure */ |
2638 | printk(KERN_ERR PFX "Fan Failure on Network" | |
2639 | " Controller %s has caused the driver to" | |
2640 | " shutdown the card to prevent permanent" | |
2641 | " damage. Please contact Dell Support for" | |
2642 | " assistance\n", bp->dev->name); | |
2643 | break; | |
2644 | ||
2645 | default: | |
2646 | break; | |
2647 | } | |
2648 | } | |
34f80b04 | 2649 | |
589abe3a EG |
2650 | if (attn & (AEU_INPUTS_ATTN_BITS_GPIO3_FUNCTION_0 | |
2651 | AEU_INPUTS_ATTN_BITS_GPIO3_FUNCTION_1)) { | |
2652 | bnx2x_acquire_phy_lock(bp); | |
2653 | bnx2x_handle_module_detect_int(&bp->link_params); | |
2654 | bnx2x_release_phy_lock(bp); | |
2655 | } | |
2656 | ||
34f80b04 EG |
2657 | if (attn & HW_INTERRUT_ASSERT_SET_0) { |
2658 | ||
2659 | val = REG_RD(bp, reg_offset); | |
2660 | val &= ~(attn & HW_INTERRUT_ASSERT_SET_0); | |
2661 | REG_WR(bp, reg_offset, val); | |
2662 | ||
2663 | BNX2X_ERR("FATAL HW block attention set0 0x%x\n", | |
2664 | (attn & HW_INTERRUT_ASSERT_SET_0)); | |
2665 | bnx2x_panic(); | |
2666 | } | |
877e9aa4 ET |
2667 | } |
2668 | ||
2669 | static inline void bnx2x_attn_int_deasserted1(struct bnx2x *bp, u32 attn) | |
2670 | { | |
2671 | u32 val; | |
2672 | ||
0626b899 | 2673 | if (attn & AEU_INPUTS_ATTN_BITS_DOORBELLQ_HW_INTERRUPT) { |
877e9aa4 ET |
2674 | |
2675 | val = REG_RD(bp, DORQ_REG_DORQ_INT_STS_CLR); | |
2676 | BNX2X_ERR("DB hw attention 0x%x\n", val); | |
2677 | /* DORQ discard attention */ | |
2678 | if (val & 0x2) | |
2679 | BNX2X_ERR("FATAL error from DORQ\n"); | |
2680 | } | |
34f80b04 EG |
2681 | |
2682 | if (attn & HW_INTERRUT_ASSERT_SET_1) { | |
2683 | ||
2684 | int port = BP_PORT(bp); | |
2685 | int reg_offset; | |
2686 | ||
2687 | reg_offset = (port ? MISC_REG_AEU_ENABLE1_FUNC_1_OUT_1 : | |
2688 | MISC_REG_AEU_ENABLE1_FUNC_0_OUT_1); | |
2689 | ||
2690 | val = REG_RD(bp, reg_offset); | |
2691 | val &= ~(attn & HW_INTERRUT_ASSERT_SET_1); | |
2692 | REG_WR(bp, reg_offset, val); | |
2693 | ||
2694 | BNX2X_ERR("FATAL HW block attention set1 0x%x\n", | |
2695 | (attn & HW_INTERRUT_ASSERT_SET_1)); | |
2696 | bnx2x_panic(); | |
2697 | } | |
877e9aa4 ET |
2698 | } |
2699 | ||
2700 | static inline void bnx2x_attn_int_deasserted2(struct bnx2x *bp, u32 attn) | |
2701 | { | |
2702 | u32 val; | |
2703 | ||
2704 | if (attn & AEU_INPUTS_ATTN_BITS_CFC_HW_INTERRUPT) { | |
2705 | ||
2706 | val = REG_RD(bp, CFC_REG_CFC_INT_STS_CLR); | |
2707 | BNX2X_ERR("CFC hw attention 0x%x\n", val); | |
2708 | /* CFC error attention */ | |
2709 | if (val & 0x2) | |
2710 | BNX2X_ERR("FATAL error from CFC\n"); | |
2711 | } | |
2712 | ||
2713 | if (attn & AEU_INPUTS_ATTN_BITS_PXP_HW_INTERRUPT) { | |
2714 | ||
2715 | val = REG_RD(bp, PXP_REG_PXP_INT_STS_CLR_0); | |
2716 | BNX2X_ERR("PXP hw attention 0x%x\n", val); | |
2717 | /* RQ_USDMDP_FIFO_OVERFLOW */ | |
2718 | if (val & 0x18000) | |
2719 | BNX2X_ERR("FATAL error from PXP\n"); | |
2720 | } | |
34f80b04 EG |
2721 | |
2722 | if (attn & HW_INTERRUT_ASSERT_SET_2) { | |
2723 | ||
2724 | int port = BP_PORT(bp); | |
2725 | int reg_offset; | |
2726 | ||
2727 | reg_offset = (port ? MISC_REG_AEU_ENABLE1_FUNC_1_OUT_2 : | |
2728 | MISC_REG_AEU_ENABLE1_FUNC_0_OUT_2); | |
2729 | ||
2730 | val = REG_RD(bp, reg_offset); | |
2731 | val &= ~(attn & HW_INTERRUT_ASSERT_SET_2); | |
2732 | REG_WR(bp, reg_offset, val); | |
2733 | ||
2734 | BNX2X_ERR("FATAL HW block attention set2 0x%x\n", | |
2735 | (attn & HW_INTERRUT_ASSERT_SET_2)); | |
2736 | bnx2x_panic(); | |
2737 | } | |
877e9aa4 ET |
2738 | } |
2739 | ||
2740 | static inline void bnx2x_attn_int_deasserted3(struct bnx2x *bp, u32 attn) | |
2741 | { | |
34f80b04 EG |
2742 | u32 val; |
2743 | ||
877e9aa4 ET |
2744 | if (attn & EVEREST_GEN_ATTN_IN_USE_MASK) { |
2745 | ||
34f80b04 EG |
2746 | if (attn & BNX2X_PMF_LINK_ASSERT) { |
2747 | int func = BP_FUNC(bp); | |
2748 | ||
2749 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_12 + func*4, 0); | |
2750 | bnx2x__link_status_update(bp); | |
2751 | if (SHMEM_RD(bp, func_mb[func].drv_status) & | |
2752 | DRV_STATUS_PMF) | |
2753 | bnx2x_pmf_update(bp); | |
2754 | ||
2755 | } else if (attn & BNX2X_MC_ASSERT_BITS) { | |
877e9aa4 ET |
2756 | |
2757 | BNX2X_ERR("MC assert!\n"); | |
2758 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_10, 0); | |
2759 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_9, 0); | |
2760 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_8, 0); | |
2761 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_7, 0); | |
2762 | bnx2x_panic(); | |
2763 | ||
2764 | } else if (attn & BNX2X_MCP_ASSERT) { | |
2765 | ||
2766 | BNX2X_ERR("MCP assert!\n"); | |
2767 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_11, 0); | |
34f80b04 | 2768 | bnx2x_fw_dump(bp); |
877e9aa4 ET |
2769 | |
2770 | } else | |
2771 | BNX2X_ERR("Unknown HW assert! (attn 0x%x)\n", attn); | |
2772 | } | |
2773 | ||
2774 | if (attn & EVEREST_LATCHED_ATTN_IN_USE_MASK) { | |
34f80b04 EG |
2775 | BNX2X_ERR("LATCHED attention 0x%08x (masked)\n", attn); |
2776 | if (attn & BNX2X_GRC_TIMEOUT) { | |
2777 | val = CHIP_IS_E1H(bp) ? | |
2778 | REG_RD(bp, MISC_REG_GRC_TIMEOUT_ATTN) : 0; | |
2779 | BNX2X_ERR("GRC time-out 0x%08x\n", val); | |
2780 | } | |
2781 | if (attn & BNX2X_GRC_RSV) { | |
2782 | val = CHIP_IS_E1H(bp) ? | |
2783 | REG_RD(bp, MISC_REG_GRC_RSV_ATTN) : 0; | |
2784 | BNX2X_ERR("GRC reserved 0x%08x\n", val); | |
2785 | } | |
877e9aa4 | 2786 | REG_WR(bp, MISC_REG_AEU_CLR_LATCH_SIGNAL, 0x7ff); |
877e9aa4 ET |
2787 | } |
2788 | } | |
2789 | ||
2790 | static void bnx2x_attn_int_deasserted(struct bnx2x *bp, u32 deasserted) | |
2791 | { | |
a2fbb9ea ET |
2792 | struct attn_route attn; |
2793 | struct attn_route group_mask; | |
34f80b04 | 2794 | int port = BP_PORT(bp); |
877e9aa4 | 2795 | int index; |
a2fbb9ea ET |
2796 | u32 reg_addr; |
2797 | u32 val; | |
3fcaf2e5 | 2798 | u32 aeu_mask; |
a2fbb9ea ET |
2799 | |
2800 | /* need to take HW lock because MCP or other port might also | |
2801 | try to handle this event */ | |
4a37fb66 | 2802 | bnx2x_acquire_alr(bp); |
a2fbb9ea ET |
2803 | |
2804 | attn.sig[0] = REG_RD(bp, MISC_REG_AEU_AFTER_INVERT_1_FUNC_0 + port*4); | |
2805 | attn.sig[1] = REG_RD(bp, MISC_REG_AEU_AFTER_INVERT_2_FUNC_0 + port*4); | |
2806 | attn.sig[2] = REG_RD(bp, MISC_REG_AEU_AFTER_INVERT_3_FUNC_0 + port*4); | |
2807 | attn.sig[3] = REG_RD(bp, MISC_REG_AEU_AFTER_INVERT_4_FUNC_0 + port*4); | |
34f80b04 EG |
2808 | DP(NETIF_MSG_HW, "attn: %08x %08x %08x %08x\n", |
2809 | attn.sig[0], attn.sig[1], attn.sig[2], attn.sig[3]); | |
a2fbb9ea ET |
2810 | |
2811 | for (index = 0; index < MAX_DYNAMIC_ATTN_GRPS; index++) { | |
2812 | if (deasserted & (1 << index)) { | |
2813 | group_mask = bp->attn_group[index]; | |
2814 | ||
34f80b04 EG |
2815 | DP(NETIF_MSG_HW, "group[%d]: %08x %08x %08x %08x\n", |
2816 | index, group_mask.sig[0], group_mask.sig[1], | |
2817 | group_mask.sig[2], group_mask.sig[3]); | |
a2fbb9ea | 2818 | |
877e9aa4 ET |
2819 | bnx2x_attn_int_deasserted3(bp, |
2820 | attn.sig[3] & group_mask.sig[3]); | |
2821 | bnx2x_attn_int_deasserted1(bp, | |
2822 | attn.sig[1] & group_mask.sig[1]); | |
2823 | bnx2x_attn_int_deasserted2(bp, | |
2824 | attn.sig[2] & group_mask.sig[2]); | |
2825 | bnx2x_attn_int_deasserted0(bp, | |
2826 | attn.sig[0] & group_mask.sig[0]); | |
a2fbb9ea | 2827 | |
a2fbb9ea ET |
2828 | if ((attn.sig[0] & group_mask.sig[0] & |
2829 | HW_PRTY_ASSERT_SET_0) || | |
2830 | (attn.sig[1] & group_mask.sig[1] & | |
2831 | HW_PRTY_ASSERT_SET_1) || | |
2832 | (attn.sig[2] & group_mask.sig[2] & | |
2833 | HW_PRTY_ASSERT_SET_2)) | |
6378c025 | 2834 | BNX2X_ERR("FATAL HW block parity attention\n"); |
a2fbb9ea ET |
2835 | } |
2836 | } | |
2837 | ||
4a37fb66 | 2838 | bnx2x_release_alr(bp); |
a2fbb9ea | 2839 | |
5c862848 | 2840 | reg_addr = (HC_REG_COMMAND_REG + port*32 + COMMAND_REG_ATTN_BITS_CLR); |
a2fbb9ea ET |
2841 | |
2842 | val = ~deasserted; | |
3fcaf2e5 EG |
2843 | DP(NETIF_MSG_HW, "about to mask 0x%08x at HC addr 0x%x\n", |
2844 | val, reg_addr); | |
5c862848 | 2845 | REG_WR(bp, reg_addr, val); |
a2fbb9ea | 2846 | |
a2fbb9ea | 2847 | if (~bp->attn_state & deasserted) |
3fcaf2e5 | 2848 | BNX2X_ERR("IGU ERROR\n"); |
a2fbb9ea ET |
2849 | |
2850 | reg_addr = port ? MISC_REG_AEU_MASK_ATTN_FUNC_1 : | |
2851 | MISC_REG_AEU_MASK_ATTN_FUNC_0; | |
2852 | ||
3fcaf2e5 EG |
2853 | bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_PORT0_ATT_MASK + port); |
2854 | aeu_mask = REG_RD(bp, reg_addr); | |
2855 | ||
2856 | DP(NETIF_MSG_HW, "aeu_mask %x newly deasserted %x\n", | |
2857 | aeu_mask, deasserted); | |
2858 | aeu_mask |= (deasserted & 0xff); | |
2859 | DP(NETIF_MSG_HW, "new mask %x\n", aeu_mask); | |
a2fbb9ea | 2860 | |
3fcaf2e5 EG |
2861 | REG_WR(bp, reg_addr, aeu_mask); |
2862 | bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_PORT0_ATT_MASK + port); | |
a2fbb9ea ET |
2863 | |
2864 | DP(NETIF_MSG_HW, "attn_state %x\n", bp->attn_state); | |
2865 | bp->attn_state &= ~deasserted; | |
2866 | DP(NETIF_MSG_HW, "new state %x\n", bp->attn_state); | |
2867 | } | |
2868 | ||
2869 | static void bnx2x_attn_int(struct bnx2x *bp) | |
2870 | { | |
2871 | /* read local copy of bits */ | |
68d59484 EG |
2872 | u32 attn_bits = le32_to_cpu(bp->def_status_blk->atten_status_block. |
2873 | attn_bits); | |
2874 | u32 attn_ack = le32_to_cpu(bp->def_status_blk->atten_status_block. | |
2875 | attn_bits_ack); | |
a2fbb9ea ET |
2876 | u32 attn_state = bp->attn_state; |
2877 | ||
2878 | /* look for changed bits */ | |
2879 | u32 asserted = attn_bits & ~attn_ack & ~attn_state; | |
2880 | u32 deasserted = ~attn_bits & attn_ack & attn_state; | |
2881 | ||
2882 | DP(NETIF_MSG_HW, | |
2883 | "attn_bits %x attn_ack %x asserted %x deasserted %x\n", | |
2884 | attn_bits, attn_ack, asserted, deasserted); | |
2885 | ||
2886 | if (~(attn_bits ^ attn_ack) & (attn_bits ^ attn_state)) | |
34f80b04 | 2887 | BNX2X_ERR("BAD attention state\n"); |
a2fbb9ea ET |
2888 | |
2889 | /* handle bits that were raised */ | |
2890 | if (asserted) | |
2891 | bnx2x_attn_int_asserted(bp, asserted); | |
2892 | ||
2893 | if (deasserted) | |
2894 | bnx2x_attn_int_deasserted(bp, deasserted); | |
2895 | } | |
2896 | ||
2897 | static void bnx2x_sp_task(struct work_struct *work) | |
2898 | { | |
1cf167f2 | 2899 | struct bnx2x *bp = container_of(work, struct bnx2x, sp_task.work); |
a2fbb9ea ET |
2900 | u16 status; |
2901 | ||
34f80b04 | 2902 | |
a2fbb9ea ET |
2903 | /* Return here if interrupt is disabled */ |
2904 | if (unlikely(atomic_read(&bp->intr_sem) != 0)) { | |
3196a88a | 2905 | DP(NETIF_MSG_INTR, "called but intr_sem not 0, returning\n"); |
a2fbb9ea ET |
2906 | return; |
2907 | } | |
2908 | ||
2909 | status = bnx2x_update_dsb_idx(bp); | |
34f80b04 EG |
2910 | /* if (status == 0) */ |
2911 | /* BNX2X_ERR("spurious slowpath interrupt!\n"); */ | |
a2fbb9ea | 2912 | |
3196a88a | 2913 | DP(NETIF_MSG_INTR, "got a slowpath interrupt (updated %x)\n", status); |
a2fbb9ea | 2914 | |
877e9aa4 ET |
2915 | /* HW attentions */ |
2916 | if (status & 0x1) | |
a2fbb9ea | 2917 | bnx2x_attn_int(bp); |
a2fbb9ea | 2918 | |
68d59484 | 2919 | bnx2x_ack_sb(bp, DEF_SB_ID, ATTENTION_ID, le16_to_cpu(bp->def_att_idx), |
a2fbb9ea ET |
2920 | IGU_INT_NOP, 1); |
2921 | bnx2x_ack_sb(bp, DEF_SB_ID, USTORM_ID, le16_to_cpu(bp->def_u_idx), | |
2922 | IGU_INT_NOP, 1); | |
2923 | bnx2x_ack_sb(bp, DEF_SB_ID, CSTORM_ID, le16_to_cpu(bp->def_c_idx), | |
2924 | IGU_INT_NOP, 1); | |
2925 | bnx2x_ack_sb(bp, DEF_SB_ID, XSTORM_ID, le16_to_cpu(bp->def_x_idx), | |
2926 | IGU_INT_NOP, 1); | |
2927 | bnx2x_ack_sb(bp, DEF_SB_ID, TSTORM_ID, le16_to_cpu(bp->def_t_idx), | |
2928 | IGU_INT_ENABLE, 1); | |
877e9aa4 | 2929 | |
a2fbb9ea ET |
2930 | } |
2931 | ||
2932 | static irqreturn_t bnx2x_msix_sp_int(int irq, void *dev_instance) | |
2933 | { | |
2934 | struct net_device *dev = dev_instance; | |
2935 | struct bnx2x *bp = netdev_priv(dev); | |
2936 | ||
2937 | /* Return here if interrupt is disabled */ | |
2938 | if (unlikely(atomic_read(&bp->intr_sem) != 0)) { | |
3196a88a | 2939 | DP(NETIF_MSG_INTR, "called but intr_sem not 0, returning\n"); |
a2fbb9ea ET |
2940 | return IRQ_HANDLED; |
2941 | } | |
2942 | ||
8d9c5f34 | 2943 | bnx2x_ack_sb(bp, DEF_SB_ID, TSTORM_ID, 0, IGU_INT_DISABLE, 0); |
a2fbb9ea ET |
2944 | |
2945 | #ifdef BNX2X_STOP_ON_ERROR | |
2946 | if (unlikely(bp->panic)) | |
2947 | return IRQ_HANDLED; | |
2948 | #endif | |
2949 | ||
1cf167f2 | 2950 | queue_delayed_work(bnx2x_wq, &bp->sp_task, 0); |
a2fbb9ea ET |
2951 | |
2952 | return IRQ_HANDLED; | |
2953 | } | |
2954 | ||
2955 | /* end of slow path */ | |
2956 | ||
2957 | /* Statistics */ | |
2958 | ||
2959 | /**************************************************************************** | |
2960 | * Macros | |
2961 | ****************************************************************************/ | |
2962 | ||
a2fbb9ea ET |
2963 | /* sum[hi:lo] += add[hi:lo] */ |
2964 | #define ADD_64(s_hi, a_hi, s_lo, a_lo) \ | |
2965 | do { \ | |
2966 | s_lo += a_lo; \ | |
f5ba6772 | 2967 | s_hi += a_hi + ((s_lo < a_lo) ? 1 : 0); \ |
a2fbb9ea ET |
2968 | } while (0) |
2969 | ||
2970 | /* difference = minuend - subtrahend */ | |
2971 | #define DIFF_64(d_hi, m_hi, s_hi, d_lo, m_lo, s_lo) \ | |
2972 | do { \ | |
bb2a0f7a YG |
2973 | if (m_lo < s_lo) { \ |
2974 | /* underflow */ \ | |
a2fbb9ea | 2975 | d_hi = m_hi - s_hi; \ |
bb2a0f7a | 2976 | if (d_hi > 0) { \ |
6378c025 | 2977 | /* we can 'loan' 1 */ \ |
a2fbb9ea ET |
2978 | d_hi--; \ |
2979 | d_lo = m_lo + (UINT_MAX - s_lo) + 1; \ | |
bb2a0f7a | 2980 | } else { \ |
6378c025 | 2981 | /* m_hi <= s_hi */ \ |
a2fbb9ea ET |
2982 | d_hi = 0; \ |
2983 | d_lo = 0; \ | |
2984 | } \ | |
bb2a0f7a YG |
2985 | } else { \ |
2986 | /* m_lo >= s_lo */ \ | |
a2fbb9ea | 2987 | if (m_hi < s_hi) { \ |
bb2a0f7a YG |
2988 | d_hi = 0; \ |
2989 | d_lo = 0; \ | |
2990 | } else { \ | |
6378c025 | 2991 | /* m_hi >= s_hi */ \ |
bb2a0f7a YG |
2992 | d_hi = m_hi - s_hi; \ |
2993 | d_lo = m_lo - s_lo; \ | |
a2fbb9ea ET |
2994 | } \ |
2995 | } \ | |
2996 | } while (0) | |
2997 | ||
bb2a0f7a | 2998 | #define UPDATE_STAT64(s, t) \ |
a2fbb9ea | 2999 | do { \ |
bb2a0f7a YG |
3000 | DIFF_64(diff.hi, new->s##_hi, pstats->mac_stx[0].t##_hi, \ |
3001 | diff.lo, new->s##_lo, pstats->mac_stx[0].t##_lo); \ | |
3002 | pstats->mac_stx[0].t##_hi = new->s##_hi; \ | |
3003 | pstats->mac_stx[0].t##_lo = new->s##_lo; \ | |
3004 | ADD_64(pstats->mac_stx[1].t##_hi, diff.hi, \ | |
3005 | pstats->mac_stx[1].t##_lo, diff.lo); \ | |
a2fbb9ea ET |
3006 | } while (0) |
3007 | ||
bb2a0f7a | 3008 | #define UPDATE_STAT64_NIG(s, t) \ |
a2fbb9ea | 3009 | do { \ |
bb2a0f7a YG |
3010 | DIFF_64(diff.hi, new->s##_hi, old->s##_hi, \ |
3011 | diff.lo, new->s##_lo, old->s##_lo); \ | |
3012 | ADD_64(estats->t##_hi, diff.hi, \ | |
3013 | estats->t##_lo, diff.lo); \ | |
a2fbb9ea ET |
3014 | } while (0) |
3015 | ||
3016 | /* sum[hi:lo] += add */ | |
3017 | #define ADD_EXTEND_64(s_hi, s_lo, a) \ | |
3018 | do { \ | |
3019 | s_lo += a; \ | |
3020 | s_hi += (s_lo < a) ? 1 : 0; \ | |
3021 | } while (0) | |
3022 | ||
bb2a0f7a | 3023 | #define UPDATE_EXTEND_STAT(s) \ |
a2fbb9ea | 3024 | do { \ |
bb2a0f7a YG |
3025 | ADD_EXTEND_64(pstats->mac_stx[1].s##_hi, \ |
3026 | pstats->mac_stx[1].s##_lo, \ | |
3027 | new->s); \ | |
a2fbb9ea ET |
3028 | } while (0) |
3029 | ||
bb2a0f7a | 3030 | #define UPDATE_EXTEND_TSTAT(s, t) \ |
a2fbb9ea | 3031 | do { \ |
4781bfad EG |
3032 | diff = le32_to_cpu(tclient->s) - le32_to_cpu(old_tclient->s); \ |
3033 | old_tclient->s = tclient->s; \ | |
de832a55 EG |
3034 | ADD_EXTEND_64(qstats->t##_hi, qstats->t##_lo, diff); \ |
3035 | } while (0) | |
3036 | ||
3037 | #define UPDATE_EXTEND_USTAT(s, t) \ | |
3038 | do { \ | |
3039 | diff = le32_to_cpu(uclient->s) - le32_to_cpu(old_uclient->s); \ | |
3040 | old_uclient->s = uclient->s; \ | |
3041 | ADD_EXTEND_64(qstats->t##_hi, qstats->t##_lo, diff); \ | |
bb2a0f7a YG |
3042 | } while (0) |
3043 | ||
3044 | #define UPDATE_EXTEND_XSTAT(s, t) \ | |
3045 | do { \ | |
4781bfad EG |
3046 | diff = le32_to_cpu(xclient->s) - le32_to_cpu(old_xclient->s); \ |
3047 | old_xclient->s = xclient->s; \ | |
de832a55 EG |
3048 | ADD_EXTEND_64(qstats->t##_hi, qstats->t##_lo, diff); \ |
3049 | } while (0) | |
3050 | ||
3051 | /* minuend -= subtrahend */ | |
3052 | #define SUB_64(m_hi, s_hi, m_lo, s_lo) \ | |
3053 | do { \ | |
3054 | DIFF_64(m_hi, m_hi, s_hi, m_lo, m_lo, s_lo); \ | |
3055 | } while (0) | |
3056 | ||
3057 | /* minuend[hi:lo] -= subtrahend */ | |
3058 | #define SUB_EXTEND_64(m_hi, m_lo, s) \ | |
3059 | do { \ | |
3060 | SUB_64(m_hi, 0, m_lo, s); \ | |
3061 | } while (0) | |
3062 | ||
3063 | #define SUB_EXTEND_USTAT(s, t) \ | |
3064 | do { \ | |
3065 | diff = le32_to_cpu(uclient->s) - le32_to_cpu(old_uclient->s); \ | |
3066 | SUB_EXTEND_64(qstats->t##_hi, qstats->t##_lo, diff); \ | |
a2fbb9ea ET |
3067 | } while (0) |
3068 | ||
3069 | /* | |
3070 | * General service functions | |
3071 | */ | |
3072 | ||
3073 | static inline long bnx2x_hilo(u32 *hiref) | |
3074 | { | |
3075 | u32 lo = *(hiref + 1); | |
3076 | #if (BITS_PER_LONG == 64) | |
3077 | u32 hi = *hiref; | |
3078 | ||
3079 | return HILO_U64(hi, lo); | |
3080 | #else | |
3081 | return lo; | |
3082 | #endif | |
3083 | } | |
3084 | ||
3085 | /* | |
3086 | * Init service functions | |
3087 | */ | |
3088 | ||
bb2a0f7a YG |
3089 | static void bnx2x_storm_stats_post(struct bnx2x *bp) |
3090 | { | |
3091 | if (!bp->stats_pending) { | |
3092 | struct eth_query_ramrod_data ramrod_data = {0}; | |
de832a55 | 3093 | int i, rc; |
bb2a0f7a YG |
3094 | |
3095 | ramrod_data.drv_counter = bp->stats_counter++; | |
8d9c5f34 | 3096 | ramrod_data.collect_port = bp->port.pmf ? 1 : 0; |
de832a55 EG |
3097 | for_each_queue(bp, i) |
3098 | ramrod_data.ctr_id_vector |= (1 << bp->fp[i].cl_id); | |
bb2a0f7a YG |
3099 | |
3100 | rc = bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_STAT_QUERY, 0, | |
3101 | ((u32 *)&ramrod_data)[1], | |
3102 | ((u32 *)&ramrod_data)[0], 0); | |
3103 | if (rc == 0) { | |
3104 | /* stats ramrod has it's own slot on the spq */ | |
3105 | bp->spq_left++; | |
3106 | bp->stats_pending = 1; | |
3107 | } | |
3108 | } | |
3109 | } | |
3110 | ||
3111 | static void bnx2x_stats_init(struct bnx2x *bp) | |
3112 | { | |
3113 | int port = BP_PORT(bp); | |
de832a55 | 3114 | int i; |
bb2a0f7a | 3115 | |
de832a55 | 3116 | bp->stats_pending = 0; |
bb2a0f7a YG |
3117 | bp->executer_idx = 0; |
3118 | bp->stats_counter = 0; | |
3119 | ||
3120 | /* port stats */ | |
3121 | if (!BP_NOMCP(bp)) | |
3122 | bp->port.port_stx = SHMEM_RD(bp, port_mb[port].port_stx); | |
3123 | else | |
3124 | bp->port.port_stx = 0; | |
3125 | DP(BNX2X_MSG_STATS, "port_stx 0x%x\n", bp->port.port_stx); | |
3126 | ||
3127 | memset(&(bp->port.old_nig_stats), 0, sizeof(struct nig_stats)); | |
3128 | bp->port.old_nig_stats.brb_discard = | |
3129 | REG_RD(bp, NIG_REG_STAT0_BRB_DISCARD + port*0x38); | |
66e855f3 YG |
3130 | bp->port.old_nig_stats.brb_truncate = |
3131 | REG_RD(bp, NIG_REG_STAT0_BRB_TRUNCATE + port*0x38); | |
bb2a0f7a YG |
3132 | REG_RD_DMAE(bp, NIG_REG_STAT0_EGRESS_MAC_PKT0 + port*0x50, |
3133 | &(bp->port.old_nig_stats.egress_mac_pkt0_lo), 2); | |
3134 | REG_RD_DMAE(bp, NIG_REG_STAT0_EGRESS_MAC_PKT1 + port*0x50, | |
3135 | &(bp->port.old_nig_stats.egress_mac_pkt1_lo), 2); | |
3136 | ||
3137 | /* function stats */ | |
de832a55 EG |
3138 | for_each_queue(bp, i) { |
3139 | struct bnx2x_fastpath *fp = &bp->fp[i]; | |
3140 | ||
3141 | memset(&fp->old_tclient, 0, | |
3142 | sizeof(struct tstorm_per_client_stats)); | |
3143 | memset(&fp->old_uclient, 0, | |
3144 | sizeof(struct ustorm_per_client_stats)); | |
3145 | memset(&fp->old_xclient, 0, | |
3146 | sizeof(struct xstorm_per_client_stats)); | |
3147 | memset(&fp->eth_q_stats, 0, sizeof(struct bnx2x_eth_q_stats)); | |
3148 | } | |
3149 | ||
bb2a0f7a | 3150 | memset(&bp->dev->stats, 0, sizeof(struct net_device_stats)); |
bb2a0f7a YG |
3151 | memset(&bp->eth_stats, 0, sizeof(struct bnx2x_eth_stats)); |
3152 | ||
3153 | bp->stats_state = STATS_STATE_DISABLED; | |
3154 | if (IS_E1HMF(bp) && bp->port.pmf && bp->port.port_stx) | |
3155 | bnx2x_stats_handle(bp, STATS_EVENT_PMF); | |
3156 | } | |
3157 | ||
3158 | static void bnx2x_hw_stats_post(struct bnx2x *bp) | |
3159 | { | |
3160 | struct dmae_command *dmae = &bp->stats_dmae; | |
3161 | u32 *stats_comp = bnx2x_sp(bp, stats_comp); | |
3162 | ||
3163 | *stats_comp = DMAE_COMP_VAL; | |
de832a55 EG |
3164 | if (CHIP_REV_IS_SLOW(bp)) |
3165 | return; | |
bb2a0f7a YG |
3166 | |
3167 | /* loader */ | |
3168 | if (bp->executer_idx) { | |
3169 | int loader_idx = PMF_DMAE_C(bp); | |
3170 | ||
3171 | memset(dmae, 0, sizeof(struct dmae_command)); | |
3172 | ||
3173 | dmae->opcode = (DMAE_CMD_SRC_PCI | DMAE_CMD_DST_GRC | | |
3174 | DMAE_CMD_C_DST_GRC | DMAE_CMD_C_ENABLE | | |
3175 | DMAE_CMD_DST_RESET | | |
3176 | #ifdef __BIG_ENDIAN | |
3177 | DMAE_CMD_ENDIANITY_B_DW_SWAP | | |
3178 | #else | |
3179 | DMAE_CMD_ENDIANITY_DW_SWAP | | |
3180 | #endif | |
3181 | (BP_PORT(bp) ? DMAE_CMD_PORT_1 : | |
3182 | DMAE_CMD_PORT_0) | | |
3183 | (BP_E1HVN(bp) << DMAE_CMD_E1HVN_SHIFT)); | |
3184 | dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, dmae[0])); | |
3185 | dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, dmae[0])); | |
3186 | dmae->dst_addr_lo = (DMAE_REG_CMD_MEM + | |
3187 | sizeof(struct dmae_command) * | |
3188 | (loader_idx + 1)) >> 2; | |
3189 | dmae->dst_addr_hi = 0; | |
3190 | dmae->len = sizeof(struct dmae_command) >> 2; | |
3191 | if (CHIP_IS_E1(bp)) | |
3192 | dmae->len--; | |
3193 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx + 1] >> 2; | |
3194 | dmae->comp_addr_hi = 0; | |
3195 | dmae->comp_val = 1; | |
3196 | ||
3197 | *stats_comp = 0; | |
3198 | bnx2x_post_dmae(bp, dmae, loader_idx); | |
3199 | ||
3200 | } else if (bp->func_stx) { | |
3201 | *stats_comp = 0; | |
3202 | bnx2x_post_dmae(bp, dmae, INIT_DMAE_C(bp)); | |
3203 | } | |
3204 | } | |
3205 | ||
3206 | static int bnx2x_stats_comp(struct bnx2x *bp) | |
3207 | { | |
3208 | u32 *stats_comp = bnx2x_sp(bp, stats_comp); | |
3209 | int cnt = 10; | |
3210 | ||
3211 | might_sleep(); | |
3212 | while (*stats_comp != DMAE_COMP_VAL) { | |
bb2a0f7a YG |
3213 | if (!cnt) { |
3214 | BNX2X_ERR("timeout waiting for stats finished\n"); | |
3215 | break; | |
3216 | } | |
3217 | cnt--; | |
12469401 | 3218 | msleep(1); |
bb2a0f7a YG |
3219 | } |
3220 | return 1; | |
3221 | } | |
3222 | ||
3223 | /* | |
3224 | * Statistics service functions | |
3225 | */ | |
3226 | ||
3227 | static void bnx2x_stats_pmf_update(struct bnx2x *bp) | |
3228 | { | |
3229 | struct dmae_command *dmae; | |
3230 | u32 opcode; | |
3231 | int loader_idx = PMF_DMAE_C(bp); | |
3232 | u32 *stats_comp = bnx2x_sp(bp, stats_comp); | |
3233 | ||
3234 | /* sanity */ | |
3235 | if (!IS_E1HMF(bp) || !bp->port.pmf || !bp->port.port_stx) { | |
3236 | BNX2X_ERR("BUG!\n"); | |
3237 | return; | |
3238 | } | |
3239 | ||
3240 | bp->executer_idx = 0; | |
3241 | ||
3242 | opcode = (DMAE_CMD_SRC_GRC | DMAE_CMD_DST_PCI | | |
3243 | DMAE_CMD_C_ENABLE | | |
3244 | DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET | | |
3245 | #ifdef __BIG_ENDIAN | |
3246 | DMAE_CMD_ENDIANITY_B_DW_SWAP | | |
3247 | #else | |
3248 | DMAE_CMD_ENDIANITY_DW_SWAP | | |
3249 | #endif | |
3250 | (BP_PORT(bp) ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) | | |
3251 | (BP_E1HVN(bp) << DMAE_CMD_E1HVN_SHIFT)); | |
3252 | ||
3253 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | |
3254 | dmae->opcode = (opcode | DMAE_CMD_C_DST_GRC); | |
3255 | dmae->src_addr_lo = bp->port.port_stx >> 2; | |
3256 | dmae->src_addr_hi = 0; | |
3257 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, port_stats)); | |
3258 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, port_stats)); | |
3259 | dmae->len = DMAE_LEN32_RD_MAX; | |
3260 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; | |
3261 | dmae->comp_addr_hi = 0; | |
3262 | dmae->comp_val = 1; | |
3263 | ||
3264 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | |
3265 | dmae->opcode = (opcode | DMAE_CMD_C_DST_PCI); | |
3266 | dmae->src_addr_lo = (bp->port.port_stx >> 2) + DMAE_LEN32_RD_MAX; | |
3267 | dmae->src_addr_hi = 0; | |
7a9b2557 VZ |
3268 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, port_stats) + |
3269 | DMAE_LEN32_RD_MAX * 4); | |
3270 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, port_stats) + | |
3271 | DMAE_LEN32_RD_MAX * 4); | |
bb2a0f7a YG |
3272 | dmae->len = (sizeof(struct host_port_stats) >> 2) - DMAE_LEN32_RD_MAX; |
3273 | dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, stats_comp)); | |
3274 | dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, stats_comp)); | |
3275 | dmae->comp_val = DMAE_COMP_VAL; | |
3276 | ||
3277 | *stats_comp = 0; | |
3278 | bnx2x_hw_stats_post(bp); | |
3279 | bnx2x_stats_comp(bp); | |
3280 | } | |
3281 | ||
3282 | static void bnx2x_port_stats_init(struct bnx2x *bp) | |
a2fbb9ea ET |
3283 | { |
3284 | struct dmae_command *dmae; | |
34f80b04 | 3285 | int port = BP_PORT(bp); |
bb2a0f7a | 3286 | int vn = BP_E1HVN(bp); |
a2fbb9ea | 3287 | u32 opcode; |
bb2a0f7a | 3288 | int loader_idx = PMF_DMAE_C(bp); |
a2fbb9ea | 3289 | u32 mac_addr; |
bb2a0f7a YG |
3290 | u32 *stats_comp = bnx2x_sp(bp, stats_comp); |
3291 | ||
3292 | /* sanity */ | |
3293 | if (!bp->link_vars.link_up || !bp->port.pmf) { | |
3294 | BNX2X_ERR("BUG!\n"); | |
3295 | return; | |
3296 | } | |
a2fbb9ea ET |
3297 | |
3298 | bp->executer_idx = 0; | |
bb2a0f7a YG |
3299 | |
3300 | /* MCP */ | |
3301 | opcode = (DMAE_CMD_SRC_PCI | DMAE_CMD_DST_GRC | | |
3302 | DMAE_CMD_C_DST_GRC | DMAE_CMD_C_ENABLE | | |
3303 | DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET | | |
a2fbb9ea | 3304 | #ifdef __BIG_ENDIAN |
bb2a0f7a | 3305 | DMAE_CMD_ENDIANITY_B_DW_SWAP | |
a2fbb9ea | 3306 | #else |
bb2a0f7a | 3307 | DMAE_CMD_ENDIANITY_DW_SWAP | |
a2fbb9ea | 3308 | #endif |
bb2a0f7a YG |
3309 | (port ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) | |
3310 | (vn << DMAE_CMD_E1HVN_SHIFT)); | |
a2fbb9ea | 3311 | |
bb2a0f7a | 3312 | if (bp->port.port_stx) { |
a2fbb9ea ET |
3313 | |
3314 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | |
3315 | dmae->opcode = opcode; | |
bb2a0f7a YG |
3316 | dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, port_stats)); |
3317 | dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, port_stats)); | |
3318 | dmae->dst_addr_lo = bp->port.port_stx >> 2; | |
a2fbb9ea | 3319 | dmae->dst_addr_hi = 0; |
bb2a0f7a YG |
3320 | dmae->len = sizeof(struct host_port_stats) >> 2; |
3321 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; | |
3322 | dmae->comp_addr_hi = 0; | |
3323 | dmae->comp_val = 1; | |
a2fbb9ea ET |
3324 | } |
3325 | ||
bb2a0f7a YG |
3326 | if (bp->func_stx) { |
3327 | ||
3328 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | |
3329 | dmae->opcode = opcode; | |
3330 | dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, func_stats)); | |
3331 | dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, func_stats)); | |
3332 | dmae->dst_addr_lo = bp->func_stx >> 2; | |
3333 | dmae->dst_addr_hi = 0; | |
3334 | dmae->len = sizeof(struct host_func_stats) >> 2; | |
3335 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; | |
3336 | dmae->comp_addr_hi = 0; | |
3337 | dmae->comp_val = 1; | |
a2fbb9ea ET |
3338 | } |
3339 | ||
bb2a0f7a | 3340 | /* MAC */ |
a2fbb9ea ET |
3341 | opcode = (DMAE_CMD_SRC_GRC | DMAE_CMD_DST_PCI | |
3342 | DMAE_CMD_C_DST_GRC | DMAE_CMD_C_ENABLE | | |
3343 | DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET | | |
3344 | #ifdef __BIG_ENDIAN | |
3345 | DMAE_CMD_ENDIANITY_B_DW_SWAP | | |
3346 | #else | |
3347 | DMAE_CMD_ENDIANITY_DW_SWAP | | |
3348 | #endif | |
bb2a0f7a YG |
3349 | (port ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) | |
3350 | (vn << DMAE_CMD_E1HVN_SHIFT)); | |
a2fbb9ea | 3351 | |
c18487ee | 3352 | if (bp->link_vars.mac_type == MAC_TYPE_BMAC) { |
a2fbb9ea ET |
3353 | |
3354 | mac_addr = (port ? NIG_REG_INGRESS_BMAC1_MEM : | |
3355 | NIG_REG_INGRESS_BMAC0_MEM); | |
3356 | ||
3357 | /* BIGMAC_REGISTER_TX_STAT_GTPKT .. | |
3358 | BIGMAC_REGISTER_TX_STAT_GTBYT */ | |
3359 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | |
3360 | dmae->opcode = opcode; | |
3361 | dmae->src_addr_lo = (mac_addr + | |
3362 | BIGMAC_REGISTER_TX_STAT_GTPKT) >> 2; | |
3363 | dmae->src_addr_hi = 0; | |
3364 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, mac_stats)); | |
3365 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, mac_stats)); | |
3366 | dmae->len = (8 + BIGMAC_REGISTER_TX_STAT_GTBYT - | |
3367 | BIGMAC_REGISTER_TX_STAT_GTPKT) >> 2; | |
3368 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; | |
3369 | dmae->comp_addr_hi = 0; | |
3370 | dmae->comp_val = 1; | |
3371 | ||
3372 | /* BIGMAC_REGISTER_RX_STAT_GR64 .. | |
3373 | BIGMAC_REGISTER_RX_STAT_GRIPJ */ | |
3374 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | |
3375 | dmae->opcode = opcode; | |
3376 | dmae->src_addr_lo = (mac_addr + | |
3377 | BIGMAC_REGISTER_RX_STAT_GR64) >> 2; | |
3378 | dmae->src_addr_hi = 0; | |
3379 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, mac_stats) + | |
bb2a0f7a | 3380 | offsetof(struct bmac_stats, rx_stat_gr64_lo)); |
a2fbb9ea | 3381 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, mac_stats) + |
bb2a0f7a | 3382 | offsetof(struct bmac_stats, rx_stat_gr64_lo)); |
a2fbb9ea ET |
3383 | dmae->len = (8 + BIGMAC_REGISTER_RX_STAT_GRIPJ - |
3384 | BIGMAC_REGISTER_RX_STAT_GR64) >> 2; | |
3385 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; | |
3386 | dmae->comp_addr_hi = 0; | |
3387 | dmae->comp_val = 1; | |
3388 | ||
c18487ee | 3389 | } else if (bp->link_vars.mac_type == MAC_TYPE_EMAC) { |
a2fbb9ea ET |
3390 | |
3391 | mac_addr = (port ? GRCBASE_EMAC1 : GRCBASE_EMAC0); | |
3392 | ||
3393 | /* EMAC_REG_EMAC_RX_STAT_AC (EMAC_REG_EMAC_RX_STAT_AC_COUNT)*/ | |
3394 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | |
3395 | dmae->opcode = opcode; | |
3396 | dmae->src_addr_lo = (mac_addr + | |
3397 | EMAC_REG_EMAC_RX_STAT_AC) >> 2; | |
3398 | dmae->src_addr_hi = 0; | |
3399 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, mac_stats)); | |
3400 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, mac_stats)); | |
3401 | dmae->len = EMAC_REG_EMAC_RX_STAT_AC_COUNT; | |
3402 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; | |
3403 | dmae->comp_addr_hi = 0; | |
3404 | dmae->comp_val = 1; | |
3405 | ||
3406 | /* EMAC_REG_EMAC_RX_STAT_AC_28 */ | |
3407 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | |
3408 | dmae->opcode = opcode; | |
3409 | dmae->src_addr_lo = (mac_addr + | |
3410 | EMAC_REG_EMAC_RX_STAT_AC_28) >> 2; | |
3411 | dmae->src_addr_hi = 0; | |
3412 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, mac_stats) + | |
bb2a0f7a | 3413 | offsetof(struct emac_stats, rx_stat_falsecarriererrors)); |
a2fbb9ea | 3414 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, mac_stats) + |
bb2a0f7a | 3415 | offsetof(struct emac_stats, rx_stat_falsecarriererrors)); |
a2fbb9ea ET |
3416 | dmae->len = 1; |
3417 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; | |
3418 | dmae->comp_addr_hi = 0; | |
3419 | dmae->comp_val = 1; | |
3420 | ||
3421 | /* EMAC_REG_EMAC_TX_STAT_AC (EMAC_REG_EMAC_TX_STAT_AC_COUNT)*/ | |
3422 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | |
3423 | dmae->opcode = opcode; | |
3424 | dmae->src_addr_lo = (mac_addr + | |
3425 | EMAC_REG_EMAC_TX_STAT_AC) >> 2; | |
3426 | dmae->src_addr_hi = 0; | |
3427 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, mac_stats) + | |
bb2a0f7a | 3428 | offsetof(struct emac_stats, tx_stat_ifhcoutoctets)); |
a2fbb9ea | 3429 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, mac_stats) + |
bb2a0f7a | 3430 | offsetof(struct emac_stats, tx_stat_ifhcoutoctets)); |
a2fbb9ea ET |
3431 | dmae->len = EMAC_REG_EMAC_TX_STAT_AC_COUNT; |
3432 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; | |
3433 | dmae->comp_addr_hi = 0; | |
3434 | dmae->comp_val = 1; | |
3435 | } | |
3436 | ||
3437 | /* NIG */ | |
bb2a0f7a YG |
3438 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); |
3439 | dmae->opcode = opcode; | |
3440 | dmae->src_addr_lo = (port ? NIG_REG_STAT1_BRB_DISCARD : | |
3441 | NIG_REG_STAT0_BRB_DISCARD) >> 2; | |
3442 | dmae->src_addr_hi = 0; | |
3443 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, nig_stats)); | |
3444 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, nig_stats)); | |
3445 | dmae->len = (sizeof(struct nig_stats) - 4*sizeof(u32)) >> 2; | |
3446 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; | |
3447 | dmae->comp_addr_hi = 0; | |
3448 | dmae->comp_val = 1; | |
3449 | ||
3450 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | |
3451 | dmae->opcode = opcode; | |
3452 | dmae->src_addr_lo = (port ? NIG_REG_STAT1_EGRESS_MAC_PKT0 : | |
3453 | NIG_REG_STAT0_EGRESS_MAC_PKT0) >> 2; | |
3454 | dmae->src_addr_hi = 0; | |
3455 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, nig_stats) + | |
3456 | offsetof(struct nig_stats, egress_mac_pkt0_lo)); | |
3457 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, nig_stats) + | |
3458 | offsetof(struct nig_stats, egress_mac_pkt0_lo)); | |
3459 | dmae->len = (2*sizeof(u32)) >> 2; | |
3460 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; | |
3461 | dmae->comp_addr_hi = 0; | |
3462 | dmae->comp_val = 1; | |
3463 | ||
a2fbb9ea ET |
3464 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); |
3465 | dmae->opcode = (DMAE_CMD_SRC_GRC | DMAE_CMD_DST_PCI | | |
3466 | DMAE_CMD_C_DST_PCI | DMAE_CMD_C_ENABLE | | |
3467 | DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET | | |
3468 | #ifdef __BIG_ENDIAN | |
3469 | DMAE_CMD_ENDIANITY_B_DW_SWAP | | |
3470 | #else | |
3471 | DMAE_CMD_ENDIANITY_DW_SWAP | | |
3472 | #endif | |
bb2a0f7a YG |
3473 | (port ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) | |
3474 | (vn << DMAE_CMD_E1HVN_SHIFT)); | |
3475 | dmae->src_addr_lo = (port ? NIG_REG_STAT1_EGRESS_MAC_PKT1 : | |
3476 | NIG_REG_STAT0_EGRESS_MAC_PKT1) >> 2; | |
a2fbb9ea | 3477 | dmae->src_addr_hi = 0; |
bb2a0f7a YG |
3478 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, nig_stats) + |
3479 | offsetof(struct nig_stats, egress_mac_pkt1_lo)); | |
3480 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, nig_stats) + | |
3481 | offsetof(struct nig_stats, egress_mac_pkt1_lo)); | |
3482 | dmae->len = (2*sizeof(u32)) >> 2; | |
3483 | dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, stats_comp)); | |
3484 | dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, stats_comp)); | |
3485 | dmae->comp_val = DMAE_COMP_VAL; | |
3486 | ||
3487 | *stats_comp = 0; | |
a2fbb9ea ET |
3488 | } |
3489 | ||
bb2a0f7a | 3490 | static void bnx2x_func_stats_init(struct bnx2x *bp) |
a2fbb9ea | 3491 | { |
bb2a0f7a YG |
3492 | struct dmae_command *dmae = &bp->stats_dmae; |
3493 | u32 *stats_comp = bnx2x_sp(bp, stats_comp); | |
a2fbb9ea | 3494 | |
bb2a0f7a YG |
3495 | /* sanity */ |
3496 | if (!bp->func_stx) { | |
3497 | BNX2X_ERR("BUG!\n"); | |
3498 | return; | |
3499 | } | |
a2fbb9ea | 3500 | |
bb2a0f7a YG |
3501 | bp->executer_idx = 0; |
3502 | memset(dmae, 0, sizeof(struct dmae_command)); | |
a2fbb9ea | 3503 | |
bb2a0f7a YG |
3504 | dmae->opcode = (DMAE_CMD_SRC_PCI | DMAE_CMD_DST_GRC | |
3505 | DMAE_CMD_C_DST_PCI | DMAE_CMD_C_ENABLE | | |
3506 | DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET | | |
3507 | #ifdef __BIG_ENDIAN | |
3508 | DMAE_CMD_ENDIANITY_B_DW_SWAP | | |
3509 | #else | |
3510 | DMAE_CMD_ENDIANITY_DW_SWAP | | |
3511 | #endif | |
3512 | (BP_PORT(bp) ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) | | |
3513 | (BP_E1HVN(bp) << DMAE_CMD_E1HVN_SHIFT)); | |
3514 | dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, func_stats)); | |
3515 | dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, func_stats)); | |
3516 | dmae->dst_addr_lo = bp->func_stx >> 2; | |
3517 | dmae->dst_addr_hi = 0; | |
3518 | dmae->len = sizeof(struct host_func_stats) >> 2; | |
3519 | dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, stats_comp)); | |
3520 | dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, stats_comp)); | |
3521 | dmae->comp_val = DMAE_COMP_VAL; | |
a2fbb9ea | 3522 | |
bb2a0f7a YG |
3523 | *stats_comp = 0; |
3524 | } | |
a2fbb9ea | 3525 | |
bb2a0f7a YG |
3526 | static void bnx2x_stats_start(struct bnx2x *bp) |
3527 | { | |
3528 | if (bp->port.pmf) | |
3529 | bnx2x_port_stats_init(bp); | |
3530 | ||
3531 | else if (bp->func_stx) | |
3532 | bnx2x_func_stats_init(bp); | |
3533 | ||
3534 | bnx2x_hw_stats_post(bp); | |
3535 | bnx2x_storm_stats_post(bp); | |
3536 | } | |
3537 | ||
3538 | static void bnx2x_stats_pmf_start(struct bnx2x *bp) | |
3539 | { | |
3540 | bnx2x_stats_comp(bp); | |
3541 | bnx2x_stats_pmf_update(bp); | |
3542 | bnx2x_stats_start(bp); | |
3543 | } | |
3544 | ||
3545 | static void bnx2x_stats_restart(struct bnx2x *bp) | |
3546 | { | |
3547 | bnx2x_stats_comp(bp); | |
3548 | bnx2x_stats_start(bp); | |
3549 | } | |
3550 | ||
3551 | static void bnx2x_bmac_stats_update(struct bnx2x *bp) | |
3552 | { | |
3553 | struct bmac_stats *new = bnx2x_sp(bp, mac_stats.bmac_stats); | |
3554 | struct host_port_stats *pstats = bnx2x_sp(bp, port_stats); | |
de832a55 | 3555 | struct bnx2x_eth_stats *estats = &bp->eth_stats; |
4781bfad EG |
3556 | struct { |
3557 | u32 lo; | |
3558 | u32 hi; | |
3559 | } diff; | |
bb2a0f7a YG |
3560 | |
3561 | UPDATE_STAT64(rx_stat_grerb, rx_stat_ifhcinbadoctets); | |
3562 | UPDATE_STAT64(rx_stat_grfcs, rx_stat_dot3statsfcserrors); | |
3563 | UPDATE_STAT64(rx_stat_grund, rx_stat_etherstatsundersizepkts); | |
3564 | UPDATE_STAT64(rx_stat_grovr, rx_stat_dot3statsframestoolong); | |
3565 | UPDATE_STAT64(rx_stat_grfrg, rx_stat_etherstatsfragments); | |
3566 | UPDATE_STAT64(rx_stat_grjbr, rx_stat_etherstatsjabbers); | |
66e855f3 | 3567 | UPDATE_STAT64(rx_stat_grxcf, rx_stat_maccontrolframesreceived); |
bb2a0f7a | 3568 | UPDATE_STAT64(rx_stat_grxpf, rx_stat_xoffstateentered); |
de832a55 | 3569 | UPDATE_STAT64(rx_stat_grxpf, rx_stat_bmac_xpf); |
bb2a0f7a YG |
3570 | UPDATE_STAT64(tx_stat_gtxpf, tx_stat_outxoffsent); |
3571 | UPDATE_STAT64(tx_stat_gtxpf, tx_stat_flowcontroldone); | |
3572 | UPDATE_STAT64(tx_stat_gt64, tx_stat_etherstatspkts64octets); | |
3573 | UPDATE_STAT64(tx_stat_gt127, | |
3574 | tx_stat_etherstatspkts65octetsto127octets); | |
3575 | UPDATE_STAT64(tx_stat_gt255, | |
3576 | tx_stat_etherstatspkts128octetsto255octets); | |
3577 | UPDATE_STAT64(tx_stat_gt511, | |
3578 | tx_stat_etherstatspkts256octetsto511octets); | |
3579 | UPDATE_STAT64(tx_stat_gt1023, | |
3580 | tx_stat_etherstatspkts512octetsto1023octets); | |
3581 | UPDATE_STAT64(tx_stat_gt1518, | |
3582 | tx_stat_etherstatspkts1024octetsto1522octets); | |
3583 | UPDATE_STAT64(tx_stat_gt2047, tx_stat_bmac_2047); | |
3584 | UPDATE_STAT64(tx_stat_gt4095, tx_stat_bmac_4095); | |
3585 | UPDATE_STAT64(tx_stat_gt9216, tx_stat_bmac_9216); | |
3586 | UPDATE_STAT64(tx_stat_gt16383, tx_stat_bmac_16383); | |
3587 | UPDATE_STAT64(tx_stat_gterr, | |
3588 | tx_stat_dot3statsinternalmactransmiterrors); | |
3589 | UPDATE_STAT64(tx_stat_gtufl, tx_stat_bmac_ufl); | |
de832a55 EG |
3590 | |
3591 | estats->pause_frames_received_hi = | |
3592 | pstats->mac_stx[1].rx_stat_bmac_xpf_hi; | |
3593 | estats->pause_frames_received_lo = | |
3594 | pstats->mac_stx[1].rx_stat_bmac_xpf_lo; | |
3595 | ||
3596 | estats->pause_frames_sent_hi = | |
3597 | pstats->mac_stx[1].tx_stat_outxoffsent_hi; | |
3598 | estats->pause_frames_sent_lo = | |
3599 | pstats->mac_stx[1].tx_stat_outxoffsent_lo; | |
bb2a0f7a YG |
3600 | } |
3601 | ||
3602 | static void bnx2x_emac_stats_update(struct bnx2x *bp) | |
3603 | { | |
3604 | struct emac_stats *new = bnx2x_sp(bp, mac_stats.emac_stats); | |
3605 | struct host_port_stats *pstats = bnx2x_sp(bp, port_stats); | |
de832a55 | 3606 | struct bnx2x_eth_stats *estats = &bp->eth_stats; |
bb2a0f7a YG |
3607 | |
3608 | UPDATE_EXTEND_STAT(rx_stat_ifhcinbadoctets); | |
3609 | UPDATE_EXTEND_STAT(tx_stat_ifhcoutbadoctets); | |
3610 | UPDATE_EXTEND_STAT(rx_stat_dot3statsfcserrors); | |
3611 | UPDATE_EXTEND_STAT(rx_stat_dot3statsalignmenterrors); | |
3612 | UPDATE_EXTEND_STAT(rx_stat_dot3statscarriersenseerrors); | |
3613 | UPDATE_EXTEND_STAT(rx_stat_falsecarriererrors); | |
3614 | UPDATE_EXTEND_STAT(rx_stat_etherstatsundersizepkts); | |
3615 | UPDATE_EXTEND_STAT(rx_stat_dot3statsframestoolong); | |
3616 | UPDATE_EXTEND_STAT(rx_stat_etherstatsfragments); | |
3617 | UPDATE_EXTEND_STAT(rx_stat_etherstatsjabbers); | |
3618 | UPDATE_EXTEND_STAT(rx_stat_maccontrolframesreceived); | |
3619 | UPDATE_EXTEND_STAT(rx_stat_xoffstateentered); | |
3620 | UPDATE_EXTEND_STAT(rx_stat_xonpauseframesreceived); | |
3621 | UPDATE_EXTEND_STAT(rx_stat_xoffpauseframesreceived); | |
3622 | UPDATE_EXTEND_STAT(tx_stat_outxonsent); | |
3623 | UPDATE_EXTEND_STAT(tx_stat_outxoffsent); | |
3624 | UPDATE_EXTEND_STAT(tx_stat_flowcontroldone); | |
3625 | UPDATE_EXTEND_STAT(tx_stat_etherstatscollisions); | |
3626 | UPDATE_EXTEND_STAT(tx_stat_dot3statssinglecollisionframes); | |
3627 | UPDATE_EXTEND_STAT(tx_stat_dot3statsmultiplecollisionframes); | |
3628 | UPDATE_EXTEND_STAT(tx_stat_dot3statsdeferredtransmissions); | |
3629 | UPDATE_EXTEND_STAT(tx_stat_dot3statsexcessivecollisions); | |
3630 | UPDATE_EXTEND_STAT(tx_stat_dot3statslatecollisions); | |
3631 | UPDATE_EXTEND_STAT(tx_stat_etherstatspkts64octets); | |
3632 | UPDATE_EXTEND_STAT(tx_stat_etherstatspkts65octetsto127octets); | |
3633 | UPDATE_EXTEND_STAT(tx_stat_etherstatspkts128octetsto255octets); | |
3634 | UPDATE_EXTEND_STAT(tx_stat_etherstatspkts256octetsto511octets); | |
3635 | UPDATE_EXTEND_STAT(tx_stat_etherstatspkts512octetsto1023octets); | |
3636 | UPDATE_EXTEND_STAT(tx_stat_etherstatspkts1024octetsto1522octets); | |
3637 | UPDATE_EXTEND_STAT(tx_stat_etherstatspktsover1522octets); | |
3638 | UPDATE_EXTEND_STAT(tx_stat_dot3statsinternalmactransmiterrors); | |
de832a55 EG |
3639 | |
3640 | estats->pause_frames_received_hi = | |
3641 | pstats->mac_stx[1].rx_stat_xonpauseframesreceived_hi; | |
3642 | estats->pause_frames_received_lo = | |
3643 | pstats->mac_stx[1].rx_stat_xonpauseframesreceived_lo; | |
3644 | ADD_64(estats->pause_frames_received_hi, | |
3645 | pstats->mac_stx[1].rx_stat_xoffpauseframesreceived_hi, | |
3646 | estats->pause_frames_received_lo, | |
3647 | pstats->mac_stx[1].rx_stat_xoffpauseframesreceived_lo); | |
3648 | ||
3649 | estats->pause_frames_sent_hi = | |
3650 | pstats->mac_stx[1].tx_stat_outxonsent_hi; | |
3651 | estats->pause_frames_sent_lo = | |
3652 | pstats->mac_stx[1].tx_stat_outxonsent_lo; | |
3653 | ADD_64(estats->pause_frames_sent_hi, | |
3654 | pstats->mac_stx[1].tx_stat_outxoffsent_hi, | |
3655 | estats->pause_frames_sent_lo, | |
3656 | pstats->mac_stx[1].tx_stat_outxoffsent_lo); | |
bb2a0f7a YG |
3657 | } |
3658 | ||
3659 | static int bnx2x_hw_stats_update(struct bnx2x *bp) | |
3660 | { | |
3661 | struct nig_stats *new = bnx2x_sp(bp, nig_stats); | |
3662 | struct nig_stats *old = &(bp->port.old_nig_stats); | |
3663 | struct host_port_stats *pstats = bnx2x_sp(bp, port_stats); | |
3664 | struct bnx2x_eth_stats *estats = &bp->eth_stats; | |
4781bfad EG |
3665 | struct { |
3666 | u32 lo; | |
3667 | u32 hi; | |
3668 | } diff; | |
de832a55 | 3669 | u32 nig_timer_max; |
bb2a0f7a YG |
3670 | |
3671 | if (bp->link_vars.mac_type == MAC_TYPE_BMAC) | |
3672 | bnx2x_bmac_stats_update(bp); | |
3673 | ||
3674 | else if (bp->link_vars.mac_type == MAC_TYPE_EMAC) | |
3675 | bnx2x_emac_stats_update(bp); | |
3676 | ||
3677 | else { /* unreached */ | |
c3eefaf6 | 3678 | BNX2X_ERR("stats updated by DMAE but no MAC active\n"); |
bb2a0f7a YG |
3679 | return -1; |
3680 | } | |
a2fbb9ea | 3681 | |
bb2a0f7a YG |
3682 | ADD_EXTEND_64(pstats->brb_drop_hi, pstats->brb_drop_lo, |
3683 | new->brb_discard - old->brb_discard); | |
66e855f3 YG |
3684 | ADD_EXTEND_64(estats->brb_truncate_hi, estats->brb_truncate_lo, |
3685 | new->brb_truncate - old->brb_truncate); | |
a2fbb9ea | 3686 | |
bb2a0f7a YG |
3687 | UPDATE_STAT64_NIG(egress_mac_pkt0, |
3688 | etherstatspkts1024octetsto1522octets); | |
3689 | UPDATE_STAT64_NIG(egress_mac_pkt1, etherstatspktsover1522octets); | |
a2fbb9ea | 3690 | |
bb2a0f7a | 3691 | memcpy(old, new, sizeof(struct nig_stats)); |
a2fbb9ea | 3692 | |
bb2a0f7a YG |
3693 | memcpy(&(estats->rx_stat_ifhcinbadoctets_hi), &(pstats->mac_stx[1]), |
3694 | sizeof(struct mac_stx)); | |
3695 | estats->brb_drop_hi = pstats->brb_drop_hi; | |
3696 | estats->brb_drop_lo = pstats->brb_drop_lo; | |
a2fbb9ea | 3697 | |
bb2a0f7a | 3698 | pstats->host_port_stats_start = ++pstats->host_port_stats_end; |
a2fbb9ea | 3699 | |
de832a55 EG |
3700 | nig_timer_max = SHMEM_RD(bp, port_mb[BP_PORT(bp)].stat_nig_timer); |
3701 | if (nig_timer_max != estats->nig_timer_max) { | |
3702 | estats->nig_timer_max = nig_timer_max; | |
3703 | BNX2X_ERR("NIG timer max (%u)\n", estats->nig_timer_max); | |
3704 | } | |
3705 | ||
bb2a0f7a | 3706 | return 0; |
a2fbb9ea ET |
3707 | } |
3708 | ||
bb2a0f7a | 3709 | static int bnx2x_storm_stats_update(struct bnx2x *bp) |
a2fbb9ea ET |
3710 | { |
3711 | struct eth_stats_query *stats = bnx2x_sp(bp, fw_stats); | |
bb2a0f7a | 3712 | struct tstorm_per_port_stats *tport = |
de832a55 | 3713 | &stats->tstorm_common.port_statistics; |
bb2a0f7a YG |
3714 | struct host_func_stats *fstats = bnx2x_sp(bp, func_stats); |
3715 | struct bnx2x_eth_stats *estats = &bp->eth_stats; | |
de832a55 EG |
3716 | int i; |
3717 | ||
3718 | memset(&(fstats->total_bytes_received_hi), 0, | |
3719 | sizeof(struct host_func_stats) - 2*sizeof(u32)); | |
3720 | estats->error_bytes_received_hi = 0; | |
3721 | estats->error_bytes_received_lo = 0; | |
3722 | estats->etherstatsoverrsizepkts_hi = 0; | |
3723 | estats->etherstatsoverrsizepkts_lo = 0; | |
3724 | estats->no_buff_discard_hi = 0; | |
3725 | estats->no_buff_discard_lo = 0; | |
a2fbb9ea | 3726 | |
de832a55 EG |
3727 | for_each_queue(bp, i) { |
3728 | struct bnx2x_fastpath *fp = &bp->fp[i]; | |
3729 | int cl_id = fp->cl_id; | |
3730 | struct tstorm_per_client_stats *tclient = | |
3731 | &stats->tstorm_common.client_statistics[cl_id]; | |
3732 | struct tstorm_per_client_stats *old_tclient = &fp->old_tclient; | |
3733 | struct ustorm_per_client_stats *uclient = | |
3734 | &stats->ustorm_common.client_statistics[cl_id]; | |
3735 | struct ustorm_per_client_stats *old_uclient = &fp->old_uclient; | |
3736 | struct xstorm_per_client_stats *xclient = | |
3737 | &stats->xstorm_common.client_statistics[cl_id]; | |
3738 | struct xstorm_per_client_stats *old_xclient = &fp->old_xclient; | |
3739 | struct bnx2x_eth_q_stats *qstats = &fp->eth_q_stats; | |
3740 | u32 diff; | |
3741 | ||
3742 | /* are storm stats valid? */ | |
3743 | if ((u16)(le16_to_cpu(xclient->stats_counter) + 1) != | |
bb2a0f7a | 3744 | bp->stats_counter) { |
de832a55 EG |
3745 | DP(BNX2X_MSG_STATS, "[%d] stats not updated by xstorm" |
3746 | " xstorm counter (%d) != stats_counter (%d)\n", | |
3747 | i, xclient->stats_counter, bp->stats_counter); | |
3748 | return -1; | |
3749 | } | |
3750 | if ((u16)(le16_to_cpu(tclient->stats_counter) + 1) != | |
bb2a0f7a | 3751 | bp->stats_counter) { |
de832a55 EG |
3752 | DP(BNX2X_MSG_STATS, "[%d] stats not updated by tstorm" |
3753 | " tstorm counter (%d) != stats_counter (%d)\n", | |
3754 | i, tclient->stats_counter, bp->stats_counter); | |
3755 | return -2; | |
3756 | } | |
3757 | if ((u16)(le16_to_cpu(uclient->stats_counter) + 1) != | |
3758 | bp->stats_counter) { | |
3759 | DP(BNX2X_MSG_STATS, "[%d] stats not updated by ustorm" | |
3760 | " ustorm counter (%d) != stats_counter (%d)\n", | |
3761 | i, uclient->stats_counter, bp->stats_counter); | |
3762 | return -4; | |
3763 | } | |
a2fbb9ea | 3764 | |
de832a55 EG |
3765 | qstats->total_bytes_received_hi = |
3766 | qstats->valid_bytes_received_hi = | |
a2fbb9ea | 3767 | le32_to_cpu(tclient->total_rcv_bytes.hi); |
de832a55 EG |
3768 | qstats->total_bytes_received_lo = |
3769 | qstats->valid_bytes_received_lo = | |
a2fbb9ea | 3770 | le32_to_cpu(tclient->total_rcv_bytes.lo); |
bb2a0f7a | 3771 | |
de832a55 | 3772 | qstats->error_bytes_received_hi = |
bb2a0f7a | 3773 | le32_to_cpu(tclient->rcv_error_bytes.hi); |
de832a55 | 3774 | qstats->error_bytes_received_lo = |
bb2a0f7a | 3775 | le32_to_cpu(tclient->rcv_error_bytes.lo); |
bb2a0f7a | 3776 | |
de832a55 EG |
3777 | ADD_64(qstats->total_bytes_received_hi, |
3778 | qstats->error_bytes_received_hi, | |
3779 | qstats->total_bytes_received_lo, | |
3780 | qstats->error_bytes_received_lo); | |
3781 | ||
3782 | UPDATE_EXTEND_TSTAT(rcv_unicast_pkts, | |
3783 | total_unicast_packets_received); | |
3784 | UPDATE_EXTEND_TSTAT(rcv_multicast_pkts, | |
3785 | total_multicast_packets_received); | |
3786 | UPDATE_EXTEND_TSTAT(rcv_broadcast_pkts, | |
3787 | total_broadcast_packets_received); | |
3788 | UPDATE_EXTEND_TSTAT(packets_too_big_discard, | |
3789 | etherstatsoverrsizepkts); | |
3790 | UPDATE_EXTEND_TSTAT(no_buff_discard, no_buff_discard); | |
3791 | ||
3792 | SUB_EXTEND_USTAT(ucast_no_buff_pkts, | |
3793 | total_unicast_packets_received); | |
3794 | SUB_EXTEND_USTAT(mcast_no_buff_pkts, | |
3795 | total_multicast_packets_received); | |
3796 | SUB_EXTEND_USTAT(bcast_no_buff_pkts, | |
3797 | total_broadcast_packets_received); | |
3798 | UPDATE_EXTEND_USTAT(ucast_no_buff_pkts, no_buff_discard); | |
3799 | UPDATE_EXTEND_USTAT(mcast_no_buff_pkts, no_buff_discard); | |
3800 | UPDATE_EXTEND_USTAT(bcast_no_buff_pkts, no_buff_discard); | |
3801 | ||
3802 | qstats->total_bytes_transmitted_hi = | |
bb2a0f7a | 3803 | le32_to_cpu(xclient->total_sent_bytes.hi); |
de832a55 | 3804 | qstats->total_bytes_transmitted_lo = |
bb2a0f7a YG |
3805 | le32_to_cpu(xclient->total_sent_bytes.lo); |
3806 | ||
de832a55 EG |
3807 | UPDATE_EXTEND_XSTAT(unicast_pkts_sent, |
3808 | total_unicast_packets_transmitted); | |
3809 | UPDATE_EXTEND_XSTAT(multicast_pkts_sent, | |
3810 | total_multicast_packets_transmitted); | |
3811 | UPDATE_EXTEND_XSTAT(broadcast_pkts_sent, | |
3812 | total_broadcast_packets_transmitted); | |
3813 | ||
3814 | old_tclient->checksum_discard = tclient->checksum_discard; | |
3815 | old_tclient->ttl0_discard = tclient->ttl0_discard; | |
3816 | ||
3817 | ADD_64(fstats->total_bytes_received_hi, | |
3818 | qstats->total_bytes_received_hi, | |
3819 | fstats->total_bytes_received_lo, | |
3820 | qstats->total_bytes_received_lo); | |
3821 | ADD_64(fstats->total_bytes_transmitted_hi, | |
3822 | qstats->total_bytes_transmitted_hi, | |
3823 | fstats->total_bytes_transmitted_lo, | |
3824 | qstats->total_bytes_transmitted_lo); | |
3825 | ADD_64(fstats->total_unicast_packets_received_hi, | |
3826 | qstats->total_unicast_packets_received_hi, | |
3827 | fstats->total_unicast_packets_received_lo, | |
3828 | qstats->total_unicast_packets_received_lo); | |
3829 | ADD_64(fstats->total_multicast_packets_received_hi, | |
3830 | qstats->total_multicast_packets_received_hi, | |
3831 | fstats->total_multicast_packets_received_lo, | |
3832 | qstats->total_multicast_packets_received_lo); | |
3833 | ADD_64(fstats->total_broadcast_packets_received_hi, | |
3834 | qstats->total_broadcast_packets_received_hi, | |
3835 | fstats->total_broadcast_packets_received_lo, | |
3836 | qstats->total_broadcast_packets_received_lo); | |
3837 | ADD_64(fstats->total_unicast_packets_transmitted_hi, | |
3838 | qstats->total_unicast_packets_transmitted_hi, | |
3839 | fstats->total_unicast_packets_transmitted_lo, | |
3840 | qstats->total_unicast_packets_transmitted_lo); | |
3841 | ADD_64(fstats->total_multicast_packets_transmitted_hi, | |
3842 | qstats->total_multicast_packets_transmitted_hi, | |
3843 | fstats->total_multicast_packets_transmitted_lo, | |
3844 | qstats->total_multicast_packets_transmitted_lo); | |
3845 | ADD_64(fstats->total_broadcast_packets_transmitted_hi, | |
3846 | qstats->total_broadcast_packets_transmitted_hi, | |
3847 | fstats->total_broadcast_packets_transmitted_lo, | |
3848 | qstats->total_broadcast_packets_transmitted_lo); | |
3849 | ADD_64(fstats->valid_bytes_received_hi, | |
3850 | qstats->valid_bytes_received_hi, | |
3851 | fstats->valid_bytes_received_lo, | |
3852 | qstats->valid_bytes_received_lo); | |
3853 | ||
3854 | ADD_64(estats->error_bytes_received_hi, | |
3855 | qstats->error_bytes_received_hi, | |
3856 | estats->error_bytes_received_lo, | |
3857 | qstats->error_bytes_received_lo); | |
3858 | ADD_64(estats->etherstatsoverrsizepkts_hi, | |
3859 | qstats->etherstatsoverrsizepkts_hi, | |
3860 | estats->etherstatsoverrsizepkts_lo, | |
3861 | qstats->etherstatsoverrsizepkts_lo); | |
3862 | ADD_64(estats->no_buff_discard_hi, qstats->no_buff_discard_hi, | |
3863 | estats->no_buff_discard_lo, qstats->no_buff_discard_lo); | |
3864 | } | |
3865 | ||
3866 | ADD_64(fstats->total_bytes_received_hi, | |
3867 | estats->rx_stat_ifhcinbadoctets_hi, | |
3868 | fstats->total_bytes_received_lo, | |
3869 | estats->rx_stat_ifhcinbadoctets_lo); | |
bb2a0f7a YG |
3870 | |
3871 | memcpy(estats, &(fstats->total_bytes_received_hi), | |
3872 | sizeof(struct host_func_stats) - 2*sizeof(u32)); | |
3873 | ||
de832a55 EG |
3874 | ADD_64(estats->etherstatsoverrsizepkts_hi, |
3875 | estats->rx_stat_dot3statsframestoolong_hi, | |
3876 | estats->etherstatsoverrsizepkts_lo, | |
3877 | estats->rx_stat_dot3statsframestoolong_lo); | |
3878 | ADD_64(estats->error_bytes_received_hi, | |
3879 | estats->rx_stat_ifhcinbadoctets_hi, | |
3880 | estats->error_bytes_received_lo, | |
3881 | estats->rx_stat_ifhcinbadoctets_lo); | |
3882 | ||
3883 | if (bp->port.pmf) { | |
3884 | estats->mac_filter_discard = | |
3885 | le32_to_cpu(tport->mac_filter_discard); | |
3886 | estats->xxoverflow_discard = | |
3887 | le32_to_cpu(tport->xxoverflow_discard); | |
3888 | estats->brb_truncate_discard = | |
bb2a0f7a | 3889 | le32_to_cpu(tport->brb_truncate_discard); |
de832a55 EG |
3890 | estats->mac_discard = le32_to_cpu(tport->mac_discard); |
3891 | } | |
bb2a0f7a YG |
3892 | |
3893 | fstats->host_func_stats_start = ++fstats->host_func_stats_end; | |
a2fbb9ea | 3894 | |
de832a55 EG |
3895 | bp->stats_pending = 0; |
3896 | ||
a2fbb9ea ET |
3897 | return 0; |
3898 | } | |
3899 | ||
bb2a0f7a | 3900 | static void bnx2x_net_stats_update(struct bnx2x *bp) |
a2fbb9ea | 3901 | { |
bb2a0f7a | 3902 | struct bnx2x_eth_stats *estats = &bp->eth_stats; |
a2fbb9ea | 3903 | struct net_device_stats *nstats = &bp->dev->stats; |
de832a55 | 3904 | int i; |
a2fbb9ea ET |
3905 | |
3906 | nstats->rx_packets = | |
3907 | bnx2x_hilo(&estats->total_unicast_packets_received_hi) + | |
3908 | bnx2x_hilo(&estats->total_multicast_packets_received_hi) + | |
3909 | bnx2x_hilo(&estats->total_broadcast_packets_received_hi); | |
3910 | ||
3911 | nstats->tx_packets = | |
3912 | bnx2x_hilo(&estats->total_unicast_packets_transmitted_hi) + | |
3913 | bnx2x_hilo(&estats->total_multicast_packets_transmitted_hi) + | |
3914 | bnx2x_hilo(&estats->total_broadcast_packets_transmitted_hi); | |
3915 | ||
de832a55 | 3916 | nstats->rx_bytes = bnx2x_hilo(&estats->total_bytes_received_hi); |
a2fbb9ea | 3917 | |
0e39e645 | 3918 | nstats->tx_bytes = bnx2x_hilo(&estats->total_bytes_transmitted_hi); |
a2fbb9ea | 3919 | |
de832a55 EG |
3920 | nstats->rx_dropped = estats->mac_discard; |
3921 | for_each_queue(bp, i) | |
3922 | nstats->rx_dropped += | |
3923 | le32_to_cpu(bp->fp[i].old_tclient.checksum_discard); | |
3924 | ||
a2fbb9ea ET |
3925 | nstats->tx_dropped = 0; |
3926 | ||
3927 | nstats->multicast = | |
de832a55 | 3928 | bnx2x_hilo(&estats->total_multicast_packets_received_hi); |
a2fbb9ea | 3929 | |
bb2a0f7a | 3930 | nstats->collisions = |
de832a55 | 3931 | bnx2x_hilo(&estats->tx_stat_etherstatscollisions_hi); |
bb2a0f7a YG |
3932 | |
3933 | nstats->rx_length_errors = | |
de832a55 EG |
3934 | bnx2x_hilo(&estats->rx_stat_etherstatsundersizepkts_hi) + |
3935 | bnx2x_hilo(&estats->etherstatsoverrsizepkts_hi); | |
3936 | nstats->rx_over_errors = bnx2x_hilo(&estats->brb_drop_hi) + | |
3937 | bnx2x_hilo(&estats->brb_truncate_hi); | |
3938 | nstats->rx_crc_errors = | |
3939 | bnx2x_hilo(&estats->rx_stat_dot3statsfcserrors_hi); | |
3940 | nstats->rx_frame_errors = | |
3941 | bnx2x_hilo(&estats->rx_stat_dot3statsalignmenterrors_hi); | |
3942 | nstats->rx_fifo_errors = bnx2x_hilo(&estats->no_buff_discard_hi); | |
a2fbb9ea ET |
3943 | nstats->rx_missed_errors = estats->xxoverflow_discard; |
3944 | ||
3945 | nstats->rx_errors = nstats->rx_length_errors + | |
3946 | nstats->rx_over_errors + | |
3947 | nstats->rx_crc_errors + | |
3948 | nstats->rx_frame_errors + | |
0e39e645 ET |
3949 | nstats->rx_fifo_errors + |
3950 | nstats->rx_missed_errors; | |
a2fbb9ea | 3951 | |
bb2a0f7a | 3952 | nstats->tx_aborted_errors = |
de832a55 EG |
3953 | bnx2x_hilo(&estats->tx_stat_dot3statslatecollisions_hi) + |
3954 | bnx2x_hilo(&estats->tx_stat_dot3statsexcessivecollisions_hi); | |
3955 | nstats->tx_carrier_errors = | |
3956 | bnx2x_hilo(&estats->rx_stat_dot3statscarriersenseerrors_hi); | |
a2fbb9ea ET |
3957 | nstats->tx_fifo_errors = 0; |
3958 | nstats->tx_heartbeat_errors = 0; | |
3959 | nstats->tx_window_errors = 0; | |
3960 | ||
3961 | nstats->tx_errors = nstats->tx_aborted_errors + | |
de832a55 EG |
3962 | nstats->tx_carrier_errors + |
3963 | bnx2x_hilo(&estats->tx_stat_dot3statsinternalmactransmiterrors_hi); | |
3964 | } | |
3965 | ||
3966 | static void bnx2x_drv_stats_update(struct bnx2x *bp) | |
3967 | { | |
3968 | struct bnx2x_eth_stats *estats = &bp->eth_stats; | |
3969 | int i; | |
3970 | ||
3971 | estats->driver_xoff = 0; | |
3972 | estats->rx_err_discard_pkt = 0; | |
3973 | estats->rx_skb_alloc_failed = 0; | |
3974 | estats->hw_csum_err = 0; | |
3975 | for_each_queue(bp, i) { | |
3976 | struct bnx2x_eth_q_stats *qstats = &bp->fp[i].eth_q_stats; | |
3977 | ||
3978 | estats->driver_xoff += qstats->driver_xoff; | |
3979 | estats->rx_err_discard_pkt += qstats->rx_err_discard_pkt; | |
3980 | estats->rx_skb_alloc_failed += qstats->rx_skb_alloc_failed; | |
3981 | estats->hw_csum_err += qstats->hw_csum_err; | |
3982 | } | |
a2fbb9ea ET |
3983 | } |
3984 | ||
bb2a0f7a | 3985 | static void bnx2x_stats_update(struct bnx2x *bp) |
a2fbb9ea | 3986 | { |
bb2a0f7a | 3987 | u32 *stats_comp = bnx2x_sp(bp, stats_comp); |
a2fbb9ea | 3988 | |
bb2a0f7a YG |
3989 | if (*stats_comp != DMAE_COMP_VAL) |
3990 | return; | |
3991 | ||
3992 | if (bp->port.pmf) | |
de832a55 | 3993 | bnx2x_hw_stats_update(bp); |
a2fbb9ea | 3994 | |
de832a55 EG |
3995 | if (bnx2x_storm_stats_update(bp) && (bp->stats_pending++ == 3)) { |
3996 | BNX2X_ERR("storm stats were not updated for 3 times\n"); | |
3997 | bnx2x_panic(); | |
3998 | return; | |
a2fbb9ea ET |
3999 | } |
4000 | ||
de832a55 EG |
4001 | bnx2x_net_stats_update(bp); |
4002 | bnx2x_drv_stats_update(bp); | |
4003 | ||
a2fbb9ea | 4004 | if (bp->msglevel & NETIF_MSG_TIMER) { |
de832a55 EG |
4005 | struct tstorm_per_client_stats *old_tclient = |
4006 | &bp->fp->old_tclient; | |
4007 | struct bnx2x_eth_q_stats *qstats = &bp->fp->eth_q_stats; | |
bb2a0f7a | 4008 | struct bnx2x_eth_stats *estats = &bp->eth_stats; |
a2fbb9ea | 4009 | struct net_device_stats *nstats = &bp->dev->stats; |
34f80b04 | 4010 | int i; |
a2fbb9ea ET |
4011 | |
4012 | printk(KERN_DEBUG "%s:\n", bp->dev->name); | |
4013 | printk(KERN_DEBUG " tx avail (%4x) tx hc idx (%x)" | |
4014 | " tx pkt (%lx)\n", | |
4015 | bnx2x_tx_avail(bp->fp), | |
7a9b2557 | 4016 | le16_to_cpu(*bp->fp->tx_cons_sb), nstats->tx_packets); |
a2fbb9ea ET |
4017 | printk(KERN_DEBUG " rx usage (%4x) rx hc idx (%x)" |
4018 | " rx pkt (%lx)\n", | |
7a9b2557 VZ |
4019 | (u16)(le16_to_cpu(*bp->fp->rx_cons_sb) - |
4020 | bp->fp->rx_comp_cons), | |
4021 | le16_to_cpu(*bp->fp->rx_cons_sb), nstats->rx_packets); | |
de832a55 EG |
4022 | printk(KERN_DEBUG " %s (Xoff events %u) brb drops %u " |
4023 | "brb truncate %u\n", | |
4024 | (netif_queue_stopped(bp->dev) ? "Xoff" : "Xon"), | |
4025 | qstats->driver_xoff, | |
4026 | estats->brb_drop_lo, estats->brb_truncate_lo); | |
a2fbb9ea | 4027 | printk(KERN_DEBUG "tstats: checksum_discard %u " |
de832a55 | 4028 | "packets_too_big_discard %lu no_buff_discard %lu " |
a2fbb9ea ET |
4029 | "mac_discard %u mac_filter_discard %u " |
4030 | "xxovrflow_discard %u brb_truncate_discard %u " | |
4031 | "ttl0_discard %u\n", | |
4781bfad | 4032 | le32_to_cpu(old_tclient->checksum_discard), |
de832a55 EG |
4033 | bnx2x_hilo(&qstats->etherstatsoverrsizepkts_hi), |
4034 | bnx2x_hilo(&qstats->no_buff_discard_hi), | |
4035 | estats->mac_discard, estats->mac_filter_discard, | |
4036 | estats->xxoverflow_discard, estats->brb_truncate_discard, | |
4781bfad | 4037 | le32_to_cpu(old_tclient->ttl0_discard)); |
a2fbb9ea ET |
4038 | |
4039 | for_each_queue(bp, i) { | |
4040 | printk(KERN_DEBUG "[%d]: %lu\t%lu\t%lu\n", i, | |
4041 | bnx2x_fp(bp, i, tx_pkt), | |
4042 | bnx2x_fp(bp, i, rx_pkt), | |
4043 | bnx2x_fp(bp, i, rx_calls)); | |
4044 | } | |
4045 | } | |
4046 | ||
bb2a0f7a YG |
4047 | bnx2x_hw_stats_post(bp); |
4048 | bnx2x_storm_stats_post(bp); | |
4049 | } | |
a2fbb9ea | 4050 | |
bb2a0f7a YG |
4051 | static void bnx2x_port_stats_stop(struct bnx2x *bp) |
4052 | { | |
4053 | struct dmae_command *dmae; | |
4054 | u32 opcode; | |
4055 | int loader_idx = PMF_DMAE_C(bp); | |
4056 | u32 *stats_comp = bnx2x_sp(bp, stats_comp); | |
a2fbb9ea | 4057 | |
bb2a0f7a | 4058 | bp->executer_idx = 0; |
a2fbb9ea | 4059 | |
bb2a0f7a YG |
4060 | opcode = (DMAE_CMD_SRC_PCI | DMAE_CMD_DST_GRC | |
4061 | DMAE_CMD_C_ENABLE | | |
4062 | DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET | | |
a2fbb9ea | 4063 | #ifdef __BIG_ENDIAN |
bb2a0f7a | 4064 | DMAE_CMD_ENDIANITY_B_DW_SWAP | |
a2fbb9ea | 4065 | #else |
bb2a0f7a | 4066 | DMAE_CMD_ENDIANITY_DW_SWAP | |
a2fbb9ea | 4067 | #endif |
bb2a0f7a YG |
4068 | (BP_PORT(bp) ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) | |
4069 | (BP_E1HVN(bp) << DMAE_CMD_E1HVN_SHIFT)); | |
4070 | ||
4071 | if (bp->port.port_stx) { | |
4072 | ||
4073 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | |
4074 | if (bp->func_stx) | |
4075 | dmae->opcode = (opcode | DMAE_CMD_C_DST_GRC); | |
4076 | else | |
4077 | dmae->opcode = (opcode | DMAE_CMD_C_DST_PCI); | |
4078 | dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, port_stats)); | |
4079 | dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, port_stats)); | |
4080 | dmae->dst_addr_lo = bp->port.port_stx >> 2; | |
a2fbb9ea | 4081 | dmae->dst_addr_hi = 0; |
bb2a0f7a YG |
4082 | dmae->len = sizeof(struct host_port_stats) >> 2; |
4083 | if (bp->func_stx) { | |
4084 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; | |
4085 | dmae->comp_addr_hi = 0; | |
4086 | dmae->comp_val = 1; | |
4087 | } else { | |
4088 | dmae->comp_addr_lo = | |
4089 | U64_LO(bnx2x_sp_mapping(bp, stats_comp)); | |
4090 | dmae->comp_addr_hi = | |
4091 | U64_HI(bnx2x_sp_mapping(bp, stats_comp)); | |
4092 | dmae->comp_val = DMAE_COMP_VAL; | |
a2fbb9ea | 4093 | |
bb2a0f7a YG |
4094 | *stats_comp = 0; |
4095 | } | |
a2fbb9ea ET |
4096 | } |
4097 | ||
bb2a0f7a YG |
4098 | if (bp->func_stx) { |
4099 | ||
4100 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | |
4101 | dmae->opcode = (opcode | DMAE_CMD_C_DST_PCI); | |
4102 | dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, func_stats)); | |
4103 | dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, func_stats)); | |
4104 | dmae->dst_addr_lo = bp->func_stx >> 2; | |
4105 | dmae->dst_addr_hi = 0; | |
4106 | dmae->len = sizeof(struct host_func_stats) >> 2; | |
4107 | dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, stats_comp)); | |
4108 | dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, stats_comp)); | |
4109 | dmae->comp_val = DMAE_COMP_VAL; | |
4110 | ||
4111 | *stats_comp = 0; | |
a2fbb9ea | 4112 | } |
bb2a0f7a YG |
4113 | } |
4114 | ||
4115 | static void bnx2x_stats_stop(struct bnx2x *bp) | |
4116 | { | |
4117 | int update = 0; | |
4118 | ||
4119 | bnx2x_stats_comp(bp); | |
4120 | ||
4121 | if (bp->port.pmf) | |
4122 | update = (bnx2x_hw_stats_update(bp) == 0); | |
4123 | ||
4124 | update |= (bnx2x_storm_stats_update(bp) == 0); | |
4125 | ||
4126 | if (update) { | |
4127 | bnx2x_net_stats_update(bp); | |
a2fbb9ea | 4128 | |
bb2a0f7a YG |
4129 | if (bp->port.pmf) |
4130 | bnx2x_port_stats_stop(bp); | |
4131 | ||
4132 | bnx2x_hw_stats_post(bp); | |
4133 | bnx2x_stats_comp(bp); | |
a2fbb9ea ET |
4134 | } |
4135 | } | |
4136 | ||
bb2a0f7a YG |
4137 | static void bnx2x_stats_do_nothing(struct bnx2x *bp) |
4138 | { | |
4139 | } | |
4140 | ||
4141 | static const struct { | |
4142 | void (*action)(struct bnx2x *bp); | |
4143 | enum bnx2x_stats_state next_state; | |
4144 | } bnx2x_stats_stm[STATS_STATE_MAX][STATS_EVENT_MAX] = { | |
4145 | /* state event */ | |
4146 | { | |
4147 | /* DISABLED PMF */ {bnx2x_stats_pmf_update, STATS_STATE_DISABLED}, | |
4148 | /* LINK_UP */ {bnx2x_stats_start, STATS_STATE_ENABLED}, | |
4149 | /* UPDATE */ {bnx2x_stats_do_nothing, STATS_STATE_DISABLED}, | |
4150 | /* STOP */ {bnx2x_stats_do_nothing, STATS_STATE_DISABLED} | |
4151 | }, | |
4152 | { | |
4153 | /* ENABLED PMF */ {bnx2x_stats_pmf_start, STATS_STATE_ENABLED}, | |
4154 | /* LINK_UP */ {bnx2x_stats_restart, STATS_STATE_ENABLED}, | |
4155 | /* UPDATE */ {bnx2x_stats_update, STATS_STATE_ENABLED}, | |
4156 | /* STOP */ {bnx2x_stats_stop, STATS_STATE_DISABLED} | |
4157 | } | |
4158 | }; | |
4159 | ||
4160 | static void bnx2x_stats_handle(struct bnx2x *bp, enum bnx2x_stats_event event) | |
4161 | { | |
4162 | enum bnx2x_stats_state state = bp->stats_state; | |
4163 | ||
4164 | bnx2x_stats_stm[state][event].action(bp); | |
4165 | bp->stats_state = bnx2x_stats_stm[state][event].next_state; | |
4166 | ||
4167 | if ((event != STATS_EVENT_UPDATE) || (bp->msglevel & NETIF_MSG_TIMER)) | |
4168 | DP(BNX2X_MSG_STATS, "state %d -> event %d -> state %d\n", | |
4169 | state, event, bp->stats_state); | |
4170 | } | |
4171 | ||
a2fbb9ea ET |
4172 | static void bnx2x_timer(unsigned long data) |
4173 | { | |
4174 | struct bnx2x *bp = (struct bnx2x *) data; | |
4175 | ||
4176 | if (!netif_running(bp->dev)) | |
4177 | return; | |
4178 | ||
4179 | if (atomic_read(&bp->intr_sem) != 0) | |
f1410647 | 4180 | goto timer_restart; |
a2fbb9ea ET |
4181 | |
4182 | if (poll) { | |
4183 | struct bnx2x_fastpath *fp = &bp->fp[0]; | |
4184 | int rc; | |
4185 | ||
7961f791 | 4186 | bnx2x_tx_int(fp); |
a2fbb9ea ET |
4187 | rc = bnx2x_rx_int(fp, 1000); |
4188 | } | |
4189 | ||
34f80b04 EG |
4190 | if (!BP_NOMCP(bp)) { |
4191 | int func = BP_FUNC(bp); | |
a2fbb9ea ET |
4192 | u32 drv_pulse; |
4193 | u32 mcp_pulse; | |
4194 | ||
4195 | ++bp->fw_drv_pulse_wr_seq; | |
4196 | bp->fw_drv_pulse_wr_seq &= DRV_PULSE_SEQ_MASK; | |
4197 | /* TBD - add SYSTEM_TIME */ | |
4198 | drv_pulse = bp->fw_drv_pulse_wr_seq; | |
34f80b04 | 4199 | SHMEM_WR(bp, func_mb[func].drv_pulse_mb, drv_pulse); |
a2fbb9ea | 4200 | |
34f80b04 | 4201 | mcp_pulse = (SHMEM_RD(bp, func_mb[func].mcp_pulse_mb) & |
a2fbb9ea ET |
4202 | MCP_PULSE_SEQ_MASK); |
4203 | /* The delta between driver pulse and mcp response | |
4204 | * should be 1 (before mcp response) or 0 (after mcp response) | |
4205 | */ | |
4206 | if ((drv_pulse != mcp_pulse) && | |
4207 | (drv_pulse != ((mcp_pulse + 1) & MCP_PULSE_SEQ_MASK))) { | |
4208 | /* someone lost a heartbeat... */ | |
4209 | BNX2X_ERR("drv_pulse (0x%x) != mcp_pulse (0x%x)\n", | |
4210 | drv_pulse, mcp_pulse); | |
4211 | } | |
4212 | } | |
4213 | ||
bb2a0f7a YG |
4214 | if ((bp->state == BNX2X_STATE_OPEN) || |
4215 | (bp->state == BNX2X_STATE_DISABLED)) | |
4216 | bnx2x_stats_handle(bp, STATS_EVENT_UPDATE); | |
a2fbb9ea | 4217 | |
f1410647 | 4218 | timer_restart: |
a2fbb9ea ET |
4219 | mod_timer(&bp->timer, jiffies + bp->current_interval); |
4220 | } | |
4221 | ||
4222 | /* end of Statistics */ | |
4223 | ||
4224 | /* nic init */ | |
4225 | ||
4226 | /* | |
4227 | * nic init service functions | |
4228 | */ | |
4229 | ||
34f80b04 | 4230 | static void bnx2x_zero_sb(struct bnx2x *bp, int sb_id) |
a2fbb9ea | 4231 | { |
34f80b04 EG |
4232 | int port = BP_PORT(bp); |
4233 | ||
490c3c9b | 4234 | bnx2x_init_fill(bp, USTORM_INTMEM_ADDR + |
34f80b04 | 4235 | USTORM_SB_HOST_STATUS_BLOCK_OFFSET(port, sb_id), 0, |
35302989 | 4236 | sizeof(struct ustorm_status_block)/4); |
490c3c9b | 4237 | bnx2x_init_fill(bp, CSTORM_INTMEM_ADDR + |
34f80b04 | 4238 | CSTORM_SB_HOST_STATUS_BLOCK_OFFSET(port, sb_id), 0, |
35302989 | 4239 | sizeof(struct cstorm_status_block)/4); |
34f80b04 EG |
4240 | } |
4241 | ||
5c862848 EG |
4242 | static void bnx2x_init_sb(struct bnx2x *bp, struct host_status_block *sb, |
4243 | dma_addr_t mapping, int sb_id) | |
34f80b04 EG |
4244 | { |
4245 | int port = BP_PORT(bp); | |
bb2a0f7a | 4246 | int func = BP_FUNC(bp); |
a2fbb9ea | 4247 | int index; |
34f80b04 | 4248 | u64 section; |
a2fbb9ea ET |
4249 | |
4250 | /* USTORM */ | |
4251 | section = ((u64)mapping) + offsetof(struct host_status_block, | |
4252 | u_status_block); | |
34f80b04 | 4253 | sb->u_status_block.status_block_id = sb_id; |
a2fbb9ea ET |
4254 | |
4255 | REG_WR(bp, BAR_USTRORM_INTMEM + | |
34f80b04 | 4256 | USTORM_SB_HOST_SB_ADDR_OFFSET(port, sb_id), U64_LO(section)); |
a2fbb9ea | 4257 | REG_WR(bp, BAR_USTRORM_INTMEM + |
34f80b04 | 4258 | ((USTORM_SB_HOST_SB_ADDR_OFFSET(port, sb_id)) + 4), |
a2fbb9ea | 4259 | U64_HI(section)); |
bb2a0f7a YG |
4260 | REG_WR8(bp, BAR_USTRORM_INTMEM + FP_USB_FUNC_OFF + |
4261 | USTORM_SB_HOST_STATUS_BLOCK_OFFSET(port, sb_id), func); | |
a2fbb9ea ET |
4262 | |
4263 | for (index = 0; index < HC_USTORM_SB_NUM_INDICES; index++) | |
4264 | REG_WR16(bp, BAR_USTRORM_INTMEM + | |
34f80b04 | 4265 | USTORM_SB_HC_DISABLE_OFFSET(port, sb_id, index), 1); |
a2fbb9ea ET |
4266 | |
4267 | /* CSTORM */ | |
4268 | section = ((u64)mapping) + offsetof(struct host_status_block, | |
4269 | c_status_block); | |
34f80b04 | 4270 | sb->c_status_block.status_block_id = sb_id; |
a2fbb9ea ET |
4271 | |
4272 | REG_WR(bp, BAR_CSTRORM_INTMEM + | |
34f80b04 | 4273 | CSTORM_SB_HOST_SB_ADDR_OFFSET(port, sb_id), U64_LO(section)); |
a2fbb9ea | 4274 | REG_WR(bp, BAR_CSTRORM_INTMEM + |
34f80b04 | 4275 | ((CSTORM_SB_HOST_SB_ADDR_OFFSET(port, sb_id)) + 4), |
a2fbb9ea | 4276 | U64_HI(section)); |
7a9b2557 VZ |
4277 | REG_WR8(bp, BAR_CSTRORM_INTMEM + FP_CSB_FUNC_OFF + |
4278 | CSTORM_SB_HOST_STATUS_BLOCK_OFFSET(port, sb_id), func); | |
a2fbb9ea ET |
4279 | |
4280 | for (index = 0; index < HC_CSTORM_SB_NUM_INDICES; index++) | |
4281 | REG_WR16(bp, BAR_CSTRORM_INTMEM + | |
34f80b04 EG |
4282 | CSTORM_SB_HC_DISABLE_OFFSET(port, sb_id, index), 1); |
4283 | ||
4284 | bnx2x_ack_sb(bp, sb_id, CSTORM_ID, 0, IGU_INT_ENABLE, 0); | |
4285 | } | |
4286 | ||
4287 | static void bnx2x_zero_def_sb(struct bnx2x *bp) | |
4288 | { | |
4289 | int func = BP_FUNC(bp); | |
a2fbb9ea | 4290 | |
490c3c9b EG |
4291 | bnx2x_init_fill(bp, TSTORM_INTMEM_ADDR + |
4292 | TSTORM_DEF_SB_HOST_STATUS_BLOCK_OFFSET(func), 0, | |
4293 | sizeof(struct tstorm_def_status_block)/4); | |
4294 | bnx2x_init_fill(bp, USTORM_INTMEM_ADDR + | |
34f80b04 EG |
4295 | USTORM_DEF_SB_HOST_STATUS_BLOCK_OFFSET(func), 0, |
4296 | sizeof(struct ustorm_def_status_block)/4); | |
490c3c9b | 4297 | bnx2x_init_fill(bp, CSTORM_INTMEM_ADDR + |
34f80b04 EG |
4298 | CSTORM_DEF_SB_HOST_STATUS_BLOCK_OFFSET(func), 0, |
4299 | sizeof(struct cstorm_def_status_block)/4); | |
490c3c9b | 4300 | bnx2x_init_fill(bp, XSTORM_INTMEM_ADDR + |
34f80b04 EG |
4301 | XSTORM_DEF_SB_HOST_STATUS_BLOCK_OFFSET(func), 0, |
4302 | sizeof(struct xstorm_def_status_block)/4); | |
a2fbb9ea ET |
4303 | } |
4304 | ||
4305 | static void bnx2x_init_def_sb(struct bnx2x *bp, | |
4306 | struct host_def_status_block *def_sb, | |
34f80b04 | 4307 | dma_addr_t mapping, int sb_id) |
a2fbb9ea | 4308 | { |
34f80b04 EG |
4309 | int port = BP_PORT(bp); |
4310 | int func = BP_FUNC(bp); | |
a2fbb9ea ET |
4311 | int index, val, reg_offset; |
4312 | u64 section; | |
4313 | ||
4314 | /* ATTN */ | |
4315 | section = ((u64)mapping) + offsetof(struct host_def_status_block, | |
4316 | atten_status_block); | |
34f80b04 | 4317 | def_sb->atten_status_block.status_block_id = sb_id; |
a2fbb9ea | 4318 | |
49d66772 ET |
4319 | bp->attn_state = 0; |
4320 | ||
a2fbb9ea ET |
4321 | reg_offset = (port ? MISC_REG_AEU_ENABLE1_FUNC_1_OUT_0 : |
4322 | MISC_REG_AEU_ENABLE1_FUNC_0_OUT_0); | |
4323 | ||
34f80b04 | 4324 | for (index = 0; index < MAX_DYNAMIC_ATTN_GRPS; index++) { |
a2fbb9ea ET |
4325 | bp->attn_group[index].sig[0] = REG_RD(bp, |
4326 | reg_offset + 0x10*index); | |
4327 | bp->attn_group[index].sig[1] = REG_RD(bp, | |
4328 | reg_offset + 0x4 + 0x10*index); | |
4329 | bp->attn_group[index].sig[2] = REG_RD(bp, | |
4330 | reg_offset + 0x8 + 0x10*index); | |
4331 | bp->attn_group[index].sig[3] = REG_RD(bp, | |
4332 | reg_offset + 0xc + 0x10*index); | |
4333 | } | |
4334 | ||
a2fbb9ea ET |
4335 | reg_offset = (port ? HC_REG_ATTN_MSG1_ADDR_L : |
4336 | HC_REG_ATTN_MSG0_ADDR_L); | |
4337 | ||
4338 | REG_WR(bp, reg_offset, U64_LO(section)); | |
4339 | REG_WR(bp, reg_offset + 4, U64_HI(section)); | |
4340 | ||
4341 | reg_offset = (port ? HC_REG_ATTN_NUM_P1 : HC_REG_ATTN_NUM_P0); | |
4342 | ||
4343 | val = REG_RD(bp, reg_offset); | |
34f80b04 | 4344 | val |= sb_id; |
a2fbb9ea ET |
4345 | REG_WR(bp, reg_offset, val); |
4346 | ||
4347 | /* USTORM */ | |
4348 | section = ((u64)mapping) + offsetof(struct host_def_status_block, | |
4349 | u_def_status_block); | |
34f80b04 | 4350 | def_sb->u_def_status_block.status_block_id = sb_id; |
a2fbb9ea ET |
4351 | |
4352 | REG_WR(bp, BAR_USTRORM_INTMEM + | |
34f80b04 | 4353 | USTORM_DEF_SB_HOST_SB_ADDR_OFFSET(func), U64_LO(section)); |
a2fbb9ea | 4354 | REG_WR(bp, BAR_USTRORM_INTMEM + |
34f80b04 | 4355 | ((USTORM_DEF_SB_HOST_SB_ADDR_OFFSET(func)) + 4), |
a2fbb9ea | 4356 | U64_HI(section)); |
5c862848 | 4357 | REG_WR8(bp, BAR_USTRORM_INTMEM + DEF_USB_FUNC_OFF + |
34f80b04 | 4358 | USTORM_DEF_SB_HOST_STATUS_BLOCK_OFFSET(func), func); |
a2fbb9ea ET |
4359 | |
4360 | for (index = 0; index < HC_USTORM_DEF_SB_NUM_INDICES; index++) | |
4361 | REG_WR16(bp, BAR_USTRORM_INTMEM + | |
34f80b04 | 4362 | USTORM_DEF_SB_HC_DISABLE_OFFSET(func, index), 1); |
a2fbb9ea ET |
4363 | |
4364 | /* CSTORM */ | |
4365 | section = ((u64)mapping) + offsetof(struct host_def_status_block, | |
4366 | c_def_status_block); | |
34f80b04 | 4367 | def_sb->c_def_status_block.status_block_id = sb_id; |
a2fbb9ea ET |
4368 | |
4369 | REG_WR(bp, BAR_CSTRORM_INTMEM + | |
34f80b04 | 4370 | CSTORM_DEF_SB_HOST_SB_ADDR_OFFSET(func), U64_LO(section)); |
a2fbb9ea | 4371 | REG_WR(bp, BAR_CSTRORM_INTMEM + |
34f80b04 | 4372 | ((CSTORM_DEF_SB_HOST_SB_ADDR_OFFSET(func)) + 4), |
a2fbb9ea | 4373 | U64_HI(section)); |
5c862848 | 4374 | REG_WR8(bp, BAR_CSTRORM_INTMEM + DEF_CSB_FUNC_OFF + |
34f80b04 | 4375 | CSTORM_DEF_SB_HOST_STATUS_BLOCK_OFFSET(func), func); |
a2fbb9ea ET |
4376 | |
4377 | for (index = 0; index < HC_CSTORM_DEF_SB_NUM_INDICES; index++) | |
4378 | REG_WR16(bp, BAR_CSTRORM_INTMEM + | |
34f80b04 | 4379 | CSTORM_DEF_SB_HC_DISABLE_OFFSET(func, index), 1); |
a2fbb9ea ET |
4380 | |
4381 | /* TSTORM */ | |
4382 | section = ((u64)mapping) + offsetof(struct host_def_status_block, | |
4383 | t_def_status_block); | |
34f80b04 | 4384 | def_sb->t_def_status_block.status_block_id = sb_id; |
a2fbb9ea ET |
4385 | |
4386 | REG_WR(bp, BAR_TSTRORM_INTMEM + | |
34f80b04 | 4387 | TSTORM_DEF_SB_HOST_SB_ADDR_OFFSET(func), U64_LO(section)); |
a2fbb9ea | 4388 | REG_WR(bp, BAR_TSTRORM_INTMEM + |
34f80b04 | 4389 | ((TSTORM_DEF_SB_HOST_SB_ADDR_OFFSET(func)) + 4), |
a2fbb9ea | 4390 | U64_HI(section)); |
5c862848 | 4391 | REG_WR8(bp, BAR_TSTRORM_INTMEM + DEF_TSB_FUNC_OFF + |
34f80b04 | 4392 | TSTORM_DEF_SB_HOST_STATUS_BLOCK_OFFSET(func), func); |
a2fbb9ea ET |
4393 | |
4394 | for (index = 0; index < HC_TSTORM_DEF_SB_NUM_INDICES; index++) | |
4395 | REG_WR16(bp, BAR_TSTRORM_INTMEM + | |
34f80b04 | 4396 | TSTORM_DEF_SB_HC_DISABLE_OFFSET(func, index), 1); |
a2fbb9ea ET |
4397 | |
4398 | /* XSTORM */ | |
4399 | section = ((u64)mapping) + offsetof(struct host_def_status_block, | |
4400 | x_def_status_block); | |
34f80b04 | 4401 | def_sb->x_def_status_block.status_block_id = sb_id; |
a2fbb9ea ET |
4402 | |
4403 | REG_WR(bp, BAR_XSTRORM_INTMEM + | |
34f80b04 | 4404 | XSTORM_DEF_SB_HOST_SB_ADDR_OFFSET(func), U64_LO(section)); |
a2fbb9ea | 4405 | REG_WR(bp, BAR_XSTRORM_INTMEM + |
34f80b04 | 4406 | ((XSTORM_DEF_SB_HOST_SB_ADDR_OFFSET(func)) + 4), |
a2fbb9ea | 4407 | U64_HI(section)); |
5c862848 | 4408 | REG_WR8(bp, BAR_XSTRORM_INTMEM + DEF_XSB_FUNC_OFF + |
34f80b04 | 4409 | XSTORM_DEF_SB_HOST_STATUS_BLOCK_OFFSET(func), func); |
a2fbb9ea ET |
4410 | |
4411 | for (index = 0; index < HC_XSTORM_DEF_SB_NUM_INDICES; index++) | |
4412 | REG_WR16(bp, BAR_XSTRORM_INTMEM + | |
34f80b04 | 4413 | XSTORM_DEF_SB_HC_DISABLE_OFFSET(func, index), 1); |
49d66772 | 4414 | |
bb2a0f7a | 4415 | bp->stats_pending = 0; |
66e855f3 | 4416 | bp->set_mac_pending = 0; |
bb2a0f7a | 4417 | |
34f80b04 | 4418 | bnx2x_ack_sb(bp, sb_id, CSTORM_ID, 0, IGU_INT_ENABLE, 0); |
a2fbb9ea ET |
4419 | } |
4420 | ||
4421 | static void bnx2x_update_coalesce(struct bnx2x *bp) | |
4422 | { | |
34f80b04 | 4423 | int port = BP_PORT(bp); |
a2fbb9ea ET |
4424 | int i; |
4425 | ||
4426 | for_each_queue(bp, i) { | |
34f80b04 | 4427 | int sb_id = bp->fp[i].sb_id; |
a2fbb9ea ET |
4428 | |
4429 | /* HC_INDEX_U_ETH_RX_CQ_CONS */ | |
4430 | REG_WR8(bp, BAR_USTRORM_INTMEM + | |
34f80b04 | 4431 | USTORM_SB_HC_TIMEOUT_OFFSET(port, sb_id, |
5c862848 | 4432 | U_SB_ETH_RX_CQ_INDEX), |
34f80b04 | 4433 | bp->rx_ticks/12); |
a2fbb9ea | 4434 | REG_WR16(bp, BAR_USTRORM_INTMEM + |
34f80b04 | 4435 | USTORM_SB_HC_DISABLE_OFFSET(port, sb_id, |
5c862848 | 4436 | U_SB_ETH_RX_CQ_INDEX), |
3799cf47 | 4437 | (bp->rx_ticks/12) ? 0 : 1); |
a2fbb9ea ET |
4438 | |
4439 | /* HC_INDEX_C_ETH_TX_CQ_CONS */ | |
4440 | REG_WR8(bp, BAR_CSTRORM_INTMEM + | |
34f80b04 | 4441 | CSTORM_SB_HC_TIMEOUT_OFFSET(port, sb_id, |
5c862848 | 4442 | C_SB_ETH_TX_CQ_INDEX), |
34f80b04 | 4443 | bp->tx_ticks/12); |
a2fbb9ea | 4444 | REG_WR16(bp, BAR_CSTRORM_INTMEM + |
34f80b04 | 4445 | CSTORM_SB_HC_DISABLE_OFFSET(port, sb_id, |
5c862848 | 4446 | C_SB_ETH_TX_CQ_INDEX), |
3799cf47 | 4447 | (bp->tx_ticks/12) ? 0 : 1); |
a2fbb9ea ET |
4448 | } |
4449 | } | |
4450 | ||
7a9b2557 VZ |
4451 | static inline void bnx2x_free_tpa_pool(struct bnx2x *bp, |
4452 | struct bnx2x_fastpath *fp, int last) | |
4453 | { | |
4454 | int i; | |
4455 | ||
4456 | for (i = 0; i < last; i++) { | |
4457 | struct sw_rx_bd *rx_buf = &(fp->tpa_pool[i]); | |
4458 | struct sk_buff *skb = rx_buf->skb; | |
4459 | ||
4460 | if (skb == NULL) { | |
4461 | DP(NETIF_MSG_IFDOWN, "tpa bin %d empty on free\n", i); | |
4462 | continue; | |
4463 | } | |
4464 | ||
4465 | if (fp->tpa_state[i] == BNX2X_TPA_START) | |
4466 | pci_unmap_single(bp->pdev, | |
4467 | pci_unmap_addr(rx_buf, mapping), | |
356e2385 | 4468 | bp->rx_buf_size, PCI_DMA_FROMDEVICE); |
7a9b2557 VZ |
4469 | |
4470 | dev_kfree_skb(skb); | |
4471 | rx_buf->skb = NULL; | |
4472 | } | |
4473 | } | |
4474 | ||
a2fbb9ea ET |
4475 | static void bnx2x_init_rx_rings(struct bnx2x *bp) |
4476 | { | |
7a9b2557 | 4477 | int func = BP_FUNC(bp); |
32626230 EG |
4478 | int max_agg_queues = CHIP_IS_E1(bp) ? ETH_MAX_AGGREGATION_QUEUES_E1 : |
4479 | ETH_MAX_AGGREGATION_QUEUES_E1H; | |
4480 | u16 ring_prod, cqe_ring_prod; | |
a2fbb9ea | 4481 | int i, j; |
a2fbb9ea | 4482 | |
87942b46 | 4483 | bp->rx_buf_size = bp->dev->mtu + ETH_OVREHEAD + BNX2X_RX_ALIGN; |
0f00846d EG |
4484 | DP(NETIF_MSG_IFUP, |
4485 | "mtu %d rx_buf_size %d\n", bp->dev->mtu, bp->rx_buf_size); | |
a2fbb9ea | 4486 | |
7a9b2557 | 4487 | if (bp->flags & TPA_ENABLE_FLAG) { |
7a9b2557 | 4488 | |
555f6c78 | 4489 | for_each_rx_queue(bp, j) { |
32626230 | 4490 | struct bnx2x_fastpath *fp = &bp->fp[j]; |
7a9b2557 | 4491 | |
32626230 | 4492 | for (i = 0; i < max_agg_queues; i++) { |
7a9b2557 VZ |
4493 | fp->tpa_pool[i].skb = |
4494 | netdev_alloc_skb(bp->dev, bp->rx_buf_size); | |
4495 | if (!fp->tpa_pool[i].skb) { | |
4496 | BNX2X_ERR("Failed to allocate TPA " | |
4497 | "skb pool for queue[%d] - " | |
4498 | "disabling TPA on this " | |
4499 | "queue!\n", j); | |
4500 | bnx2x_free_tpa_pool(bp, fp, i); | |
4501 | fp->disable_tpa = 1; | |
4502 | break; | |
4503 | } | |
4504 | pci_unmap_addr_set((struct sw_rx_bd *) | |
4505 | &bp->fp->tpa_pool[i], | |
4506 | mapping, 0); | |
4507 | fp->tpa_state[i] = BNX2X_TPA_STOP; | |
4508 | } | |
4509 | } | |
4510 | } | |
4511 | ||
555f6c78 | 4512 | for_each_rx_queue(bp, j) { |
a2fbb9ea ET |
4513 | struct bnx2x_fastpath *fp = &bp->fp[j]; |
4514 | ||
4515 | fp->rx_bd_cons = 0; | |
4516 | fp->rx_cons_sb = BNX2X_RX_SB_INDEX; | |
7a9b2557 VZ |
4517 | fp->rx_bd_cons_sb = BNX2X_RX_SB_BD_INDEX; |
4518 | ||
4519 | /* "next page" elements initialization */ | |
4520 | /* SGE ring */ | |
4521 | for (i = 1; i <= NUM_RX_SGE_PAGES; i++) { | |
4522 | struct eth_rx_sge *sge; | |
4523 | ||
4524 | sge = &fp->rx_sge_ring[RX_SGE_CNT * i - 2]; | |
4525 | sge->addr_hi = | |
4526 | cpu_to_le32(U64_HI(fp->rx_sge_mapping + | |
4527 | BCM_PAGE_SIZE*(i % NUM_RX_SGE_PAGES))); | |
4528 | sge->addr_lo = | |
4529 | cpu_to_le32(U64_LO(fp->rx_sge_mapping + | |
4530 | BCM_PAGE_SIZE*(i % NUM_RX_SGE_PAGES))); | |
4531 | } | |
4532 | ||
4533 | bnx2x_init_sge_ring_bit_mask(fp); | |
a2fbb9ea | 4534 | |
7a9b2557 | 4535 | /* RX BD ring */ |
a2fbb9ea ET |
4536 | for (i = 1; i <= NUM_RX_RINGS; i++) { |
4537 | struct eth_rx_bd *rx_bd; | |
4538 | ||
4539 | rx_bd = &fp->rx_desc_ring[RX_DESC_CNT * i - 2]; | |
4540 | rx_bd->addr_hi = | |
4541 | cpu_to_le32(U64_HI(fp->rx_desc_mapping + | |
34f80b04 | 4542 | BCM_PAGE_SIZE*(i % NUM_RX_RINGS))); |
a2fbb9ea ET |
4543 | rx_bd->addr_lo = |
4544 | cpu_to_le32(U64_LO(fp->rx_desc_mapping + | |
34f80b04 | 4545 | BCM_PAGE_SIZE*(i % NUM_RX_RINGS))); |
a2fbb9ea ET |
4546 | } |
4547 | ||
34f80b04 | 4548 | /* CQ ring */ |
a2fbb9ea ET |
4549 | for (i = 1; i <= NUM_RCQ_RINGS; i++) { |
4550 | struct eth_rx_cqe_next_page *nextpg; | |
4551 | ||
4552 | nextpg = (struct eth_rx_cqe_next_page *) | |
4553 | &fp->rx_comp_ring[RCQ_DESC_CNT * i - 1]; | |
4554 | nextpg->addr_hi = | |
4555 | cpu_to_le32(U64_HI(fp->rx_comp_mapping + | |
34f80b04 | 4556 | BCM_PAGE_SIZE*(i % NUM_RCQ_RINGS))); |
a2fbb9ea ET |
4557 | nextpg->addr_lo = |
4558 | cpu_to_le32(U64_LO(fp->rx_comp_mapping + | |
34f80b04 | 4559 | BCM_PAGE_SIZE*(i % NUM_RCQ_RINGS))); |
a2fbb9ea ET |
4560 | } |
4561 | ||
7a9b2557 VZ |
4562 | /* Allocate SGEs and initialize the ring elements */ |
4563 | for (i = 0, ring_prod = 0; | |
4564 | i < MAX_RX_SGE_CNT*NUM_RX_SGE_PAGES; i++) { | |
a2fbb9ea | 4565 | |
7a9b2557 VZ |
4566 | if (bnx2x_alloc_rx_sge(bp, fp, ring_prod) < 0) { |
4567 | BNX2X_ERR("was only able to allocate " | |
4568 | "%d rx sges\n", i); | |
4569 | BNX2X_ERR("disabling TPA for queue[%d]\n", j); | |
4570 | /* Cleanup already allocated elements */ | |
4571 | bnx2x_free_rx_sge_range(bp, fp, ring_prod); | |
32626230 | 4572 | bnx2x_free_tpa_pool(bp, fp, max_agg_queues); |
7a9b2557 VZ |
4573 | fp->disable_tpa = 1; |
4574 | ring_prod = 0; | |
4575 | break; | |
4576 | } | |
4577 | ring_prod = NEXT_SGE_IDX(ring_prod); | |
4578 | } | |
4579 | fp->rx_sge_prod = ring_prod; | |
4580 | ||
4581 | /* Allocate BDs and initialize BD ring */ | |
66e855f3 | 4582 | fp->rx_comp_cons = 0; |
7a9b2557 | 4583 | cqe_ring_prod = ring_prod = 0; |
a2fbb9ea ET |
4584 | for (i = 0; i < bp->rx_ring_size; i++) { |
4585 | if (bnx2x_alloc_rx_skb(bp, fp, ring_prod) < 0) { | |
4586 | BNX2X_ERR("was only able to allocate " | |
de832a55 EG |
4587 | "%d rx skbs on queue[%d]\n", i, j); |
4588 | fp->eth_q_stats.rx_skb_alloc_failed++; | |
a2fbb9ea ET |
4589 | break; |
4590 | } | |
4591 | ring_prod = NEXT_RX_IDX(ring_prod); | |
7a9b2557 | 4592 | cqe_ring_prod = NEXT_RCQ_IDX(cqe_ring_prod); |
53e5e96e | 4593 | WARN_ON(ring_prod <= i); |
a2fbb9ea ET |
4594 | } |
4595 | ||
7a9b2557 VZ |
4596 | fp->rx_bd_prod = ring_prod; |
4597 | /* must not have more available CQEs than BDs */ | |
4598 | fp->rx_comp_prod = min((u16)(NUM_RCQ_RINGS*RCQ_DESC_CNT), | |
4599 | cqe_ring_prod); | |
a2fbb9ea ET |
4600 | fp->rx_pkt = fp->rx_calls = 0; |
4601 | ||
7a9b2557 VZ |
4602 | /* Warning! |
4603 | * this will generate an interrupt (to the TSTORM) | |
4604 | * must only be done after chip is initialized | |
4605 | */ | |
4606 | bnx2x_update_rx_prod(bp, fp, ring_prod, fp->rx_comp_prod, | |
4607 | fp->rx_sge_prod); | |
a2fbb9ea ET |
4608 | if (j != 0) |
4609 | continue; | |
4610 | ||
4611 | REG_WR(bp, BAR_USTRORM_INTMEM + | |
7a9b2557 | 4612 | USTORM_MEM_WORKAROUND_ADDRESS_OFFSET(func), |
a2fbb9ea ET |
4613 | U64_LO(fp->rx_comp_mapping)); |
4614 | REG_WR(bp, BAR_USTRORM_INTMEM + | |
7a9b2557 | 4615 | USTORM_MEM_WORKAROUND_ADDRESS_OFFSET(func) + 4, |
a2fbb9ea ET |
4616 | U64_HI(fp->rx_comp_mapping)); |
4617 | } | |
4618 | } | |
4619 | ||
4620 | static void bnx2x_init_tx_ring(struct bnx2x *bp) | |
4621 | { | |
4622 | int i, j; | |
4623 | ||
555f6c78 | 4624 | for_each_tx_queue(bp, j) { |
a2fbb9ea ET |
4625 | struct bnx2x_fastpath *fp = &bp->fp[j]; |
4626 | ||
4627 | for (i = 1; i <= NUM_TX_RINGS; i++) { | |
4628 | struct eth_tx_bd *tx_bd = | |
4629 | &fp->tx_desc_ring[TX_DESC_CNT * i - 1]; | |
4630 | ||
4631 | tx_bd->addr_hi = | |
4632 | cpu_to_le32(U64_HI(fp->tx_desc_mapping + | |
34f80b04 | 4633 | BCM_PAGE_SIZE*(i % NUM_TX_RINGS))); |
a2fbb9ea ET |
4634 | tx_bd->addr_lo = |
4635 | cpu_to_le32(U64_LO(fp->tx_desc_mapping + | |
34f80b04 | 4636 | BCM_PAGE_SIZE*(i % NUM_TX_RINGS))); |
a2fbb9ea ET |
4637 | } |
4638 | ||
4639 | fp->tx_pkt_prod = 0; | |
4640 | fp->tx_pkt_cons = 0; | |
4641 | fp->tx_bd_prod = 0; | |
4642 | fp->tx_bd_cons = 0; | |
4643 | fp->tx_cons_sb = BNX2X_TX_SB_INDEX; | |
4644 | fp->tx_pkt = 0; | |
4645 | } | |
4646 | } | |
4647 | ||
4648 | static void bnx2x_init_sp_ring(struct bnx2x *bp) | |
4649 | { | |
34f80b04 | 4650 | int func = BP_FUNC(bp); |
a2fbb9ea ET |
4651 | |
4652 | spin_lock_init(&bp->spq_lock); | |
4653 | ||
4654 | bp->spq_left = MAX_SPQ_PENDING; | |
4655 | bp->spq_prod_idx = 0; | |
a2fbb9ea ET |
4656 | bp->dsb_sp_prod = BNX2X_SP_DSB_INDEX; |
4657 | bp->spq_prod_bd = bp->spq; | |
4658 | bp->spq_last_bd = bp->spq_prod_bd + MAX_SP_DESC_CNT; | |
4659 | ||
34f80b04 | 4660 | REG_WR(bp, XSEM_REG_FAST_MEMORY + XSTORM_SPQ_PAGE_BASE_OFFSET(func), |
a2fbb9ea | 4661 | U64_LO(bp->spq_mapping)); |
34f80b04 EG |
4662 | REG_WR(bp, |
4663 | XSEM_REG_FAST_MEMORY + XSTORM_SPQ_PAGE_BASE_OFFSET(func) + 4, | |
a2fbb9ea ET |
4664 | U64_HI(bp->spq_mapping)); |
4665 | ||
34f80b04 | 4666 | REG_WR(bp, XSEM_REG_FAST_MEMORY + XSTORM_SPQ_PROD_OFFSET(func), |
a2fbb9ea ET |
4667 | bp->spq_prod_idx); |
4668 | } | |
4669 | ||
4670 | static void bnx2x_init_context(struct bnx2x *bp) | |
4671 | { | |
4672 | int i; | |
4673 | ||
4674 | for_each_queue(bp, i) { | |
4675 | struct eth_context *context = bnx2x_sp(bp, context[i].eth); | |
4676 | struct bnx2x_fastpath *fp = &bp->fp[i]; | |
de832a55 | 4677 | u8 cl_id = fp->cl_id; |
0626b899 | 4678 | u8 sb_id = fp->sb_id; |
a2fbb9ea | 4679 | |
34f80b04 EG |
4680 | context->ustorm_st_context.common.sb_index_numbers = |
4681 | BNX2X_RX_SB_INDEX_NUM; | |
0626b899 | 4682 | context->ustorm_st_context.common.clientId = cl_id; |
34f80b04 EG |
4683 | context->ustorm_st_context.common.status_block_id = sb_id; |
4684 | context->ustorm_st_context.common.flags = | |
de832a55 EG |
4685 | (USTORM_ETH_ST_CONTEXT_CONFIG_ENABLE_MC_ALIGNMENT | |
4686 | USTORM_ETH_ST_CONTEXT_CONFIG_ENABLE_STATISTICS); | |
4687 | context->ustorm_st_context.common.statistics_counter_id = | |
4688 | cl_id; | |
8d9c5f34 | 4689 | context->ustorm_st_context.common.mc_alignment_log_size = |
0f00846d | 4690 | BNX2X_RX_ALIGN_SHIFT; |
34f80b04 | 4691 | context->ustorm_st_context.common.bd_buff_size = |
437cf2f1 | 4692 | bp->rx_buf_size; |
34f80b04 | 4693 | context->ustorm_st_context.common.bd_page_base_hi = |
a2fbb9ea | 4694 | U64_HI(fp->rx_desc_mapping); |
34f80b04 | 4695 | context->ustorm_st_context.common.bd_page_base_lo = |
a2fbb9ea | 4696 | U64_LO(fp->rx_desc_mapping); |
7a9b2557 VZ |
4697 | if (!fp->disable_tpa) { |
4698 | context->ustorm_st_context.common.flags |= | |
4699 | (USTORM_ETH_ST_CONTEXT_CONFIG_ENABLE_TPA | | |
4700 | USTORM_ETH_ST_CONTEXT_CONFIG_ENABLE_SGE_RING); | |
4701 | context->ustorm_st_context.common.sge_buff_size = | |
8d9c5f34 EG |
4702 | (u16)min((u32)SGE_PAGE_SIZE*PAGES_PER_SGE, |
4703 | (u32)0xffff); | |
7a9b2557 VZ |
4704 | context->ustorm_st_context.common.sge_page_base_hi = |
4705 | U64_HI(fp->rx_sge_mapping); | |
4706 | context->ustorm_st_context.common.sge_page_base_lo = | |
4707 | U64_LO(fp->rx_sge_mapping); | |
4708 | } | |
4709 | ||
8d9c5f34 EG |
4710 | context->ustorm_ag_context.cdu_usage = |
4711 | CDU_RSRVD_VALUE_TYPE_A(HW_CID(bp, i), | |
4712 | CDU_REGION_NUMBER_UCM_AG, | |
4713 | ETH_CONNECTION_TYPE); | |
4714 | ||
4715 | context->xstorm_st_context.tx_bd_page_base_hi = | |
4716 | U64_HI(fp->tx_desc_mapping); | |
4717 | context->xstorm_st_context.tx_bd_page_base_lo = | |
4718 | U64_LO(fp->tx_desc_mapping); | |
4719 | context->xstorm_st_context.db_data_addr_hi = | |
4720 | U64_HI(fp->tx_prods_mapping); | |
4721 | context->xstorm_st_context.db_data_addr_lo = | |
4722 | U64_LO(fp->tx_prods_mapping); | |
0626b899 | 4723 | context->xstorm_st_context.statistics_data = (cl_id | |
8d9c5f34 | 4724 | XSTORM_ETH_ST_CONTEXT_STATISTICS_ENABLE); |
a2fbb9ea | 4725 | context->cstorm_st_context.sb_index_number = |
5c862848 | 4726 | C_SB_ETH_TX_CQ_INDEX; |
34f80b04 | 4727 | context->cstorm_st_context.status_block_id = sb_id; |
a2fbb9ea ET |
4728 | |
4729 | context->xstorm_ag_context.cdu_reserved = | |
4730 | CDU_RSRVD_VALUE_TYPE_A(HW_CID(bp, i), | |
4731 | CDU_REGION_NUMBER_XCM_AG, | |
4732 | ETH_CONNECTION_TYPE); | |
a2fbb9ea ET |
4733 | } |
4734 | } | |
4735 | ||
4736 | static void bnx2x_init_ind_table(struct bnx2x *bp) | |
4737 | { | |
26c8fa4d | 4738 | int func = BP_FUNC(bp); |
a2fbb9ea ET |
4739 | int i; |
4740 | ||
555f6c78 | 4741 | if (bp->multi_mode == ETH_RSS_MODE_DISABLED) |
a2fbb9ea ET |
4742 | return; |
4743 | ||
555f6c78 EG |
4744 | DP(NETIF_MSG_IFUP, |
4745 | "Initializing indirection table multi_mode %d\n", bp->multi_mode); | |
a2fbb9ea | 4746 | for (i = 0; i < TSTORM_INDIRECTION_TABLE_SIZE; i++) |
34f80b04 | 4747 | REG_WR8(bp, BAR_TSTRORM_INTMEM + |
26c8fa4d | 4748 | TSTORM_INDIRECTION_TABLE_OFFSET(func) + i, |
0626b899 | 4749 | bp->fp->cl_id + (i % bp->num_rx_queues)); |
a2fbb9ea ET |
4750 | } |
4751 | ||
49d66772 ET |
4752 | static void bnx2x_set_client_config(struct bnx2x *bp) |
4753 | { | |
49d66772 | 4754 | struct tstorm_eth_client_config tstorm_client = {0}; |
34f80b04 EG |
4755 | int port = BP_PORT(bp); |
4756 | int i; | |
49d66772 | 4757 | |
e7799c5f | 4758 | tstorm_client.mtu = bp->dev->mtu; |
49d66772 | 4759 | tstorm_client.config_flags = |
de832a55 EG |
4760 | (TSTORM_ETH_CLIENT_CONFIG_STATSITICS_ENABLE | |
4761 | TSTORM_ETH_CLIENT_CONFIG_E1HOV_REM_ENABLE); | |
49d66772 | 4762 | #ifdef BCM_VLAN |
0c6671b0 | 4763 | if (bp->rx_mode && bp->vlgrp && (bp->flags & HW_VLAN_RX_FLAG)) { |
49d66772 | 4764 | tstorm_client.config_flags |= |
8d9c5f34 | 4765 | TSTORM_ETH_CLIENT_CONFIG_VLAN_REM_ENABLE; |
49d66772 ET |
4766 | DP(NETIF_MSG_IFUP, "vlan removal enabled\n"); |
4767 | } | |
4768 | #endif | |
49d66772 | 4769 | |
7a9b2557 VZ |
4770 | if (bp->flags & TPA_ENABLE_FLAG) { |
4771 | tstorm_client.max_sges_for_packet = | |
4f40f2cb | 4772 | SGE_PAGE_ALIGN(tstorm_client.mtu) >> SGE_PAGE_SHIFT; |
7a9b2557 VZ |
4773 | tstorm_client.max_sges_for_packet = |
4774 | ((tstorm_client.max_sges_for_packet + | |
4775 | PAGES_PER_SGE - 1) & (~(PAGES_PER_SGE - 1))) >> | |
4776 | PAGES_PER_SGE_SHIFT; | |
4777 | ||
4778 | tstorm_client.config_flags |= | |
4779 | TSTORM_ETH_CLIENT_CONFIG_ENABLE_SGE_RING; | |
4780 | } | |
4781 | ||
49d66772 | 4782 | for_each_queue(bp, i) { |
de832a55 EG |
4783 | tstorm_client.statistics_counter_id = bp->fp[i].cl_id; |
4784 | ||
49d66772 | 4785 | REG_WR(bp, BAR_TSTRORM_INTMEM + |
34f80b04 | 4786 | TSTORM_CLIENT_CONFIG_OFFSET(port, bp->fp[i].cl_id), |
49d66772 ET |
4787 | ((u32 *)&tstorm_client)[0]); |
4788 | REG_WR(bp, BAR_TSTRORM_INTMEM + | |
34f80b04 | 4789 | TSTORM_CLIENT_CONFIG_OFFSET(port, bp->fp[i].cl_id) + 4, |
49d66772 ET |
4790 | ((u32 *)&tstorm_client)[1]); |
4791 | } | |
4792 | ||
34f80b04 EG |
4793 | DP(BNX2X_MSG_OFF, "tstorm_client: 0x%08x 0x%08x\n", |
4794 | ((u32 *)&tstorm_client)[0], ((u32 *)&tstorm_client)[1]); | |
49d66772 ET |
4795 | } |
4796 | ||
a2fbb9ea ET |
4797 | static void bnx2x_set_storm_rx_mode(struct bnx2x *bp) |
4798 | { | |
a2fbb9ea | 4799 | struct tstorm_eth_mac_filter_config tstorm_mac_filter = {0}; |
34f80b04 EG |
4800 | int mode = bp->rx_mode; |
4801 | int mask = (1 << BP_L_ID(bp)); | |
4802 | int func = BP_FUNC(bp); | |
a2fbb9ea ET |
4803 | int i; |
4804 | ||
3196a88a | 4805 | DP(NETIF_MSG_IFUP, "rx mode %d mask 0x%x\n", mode, mask); |
a2fbb9ea ET |
4806 | |
4807 | switch (mode) { | |
4808 | case BNX2X_RX_MODE_NONE: /* no Rx */ | |
34f80b04 EG |
4809 | tstorm_mac_filter.ucast_drop_all = mask; |
4810 | tstorm_mac_filter.mcast_drop_all = mask; | |
4811 | tstorm_mac_filter.bcast_drop_all = mask; | |
a2fbb9ea | 4812 | break; |
356e2385 | 4813 | |
a2fbb9ea | 4814 | case BNX2X_RX_MODE_NORMAL: |
34f80b04 | 4815 | tstorm_mac_filter.bcast_accept_all = mask; |
a2fbb9ea | 4816 | break; |
356e2385 | 4817 | |
a2fbb9ea | 4818 | case BNX2X_RX_MODE_ALLMULTI: |
34f80b04 EG |
4819 | tstorm_mac_filter.mcast_accept_all = mask; |
4820 | tstorm_mac_filter.bcast_accept_all = mask; | |
a2fbb9ea | 4821 | break; |
356e2385 | 4822 | |
a2fbb9ea | 4823 | case BNX2X_RX_MODE_PROMISC: |
34f80b04 EG |
4824 | tstorm_mac_filter.ucast_accept_all = mask; |
4825 | tstorm_mac_filter.mcast_accept_all = mask; | |
4826 | tstorm_mac_filter.bcast_accept_all = mask; | |
a2fbb9ea | 4827 | break; |
356e2385 | 4828 | |
a2fbb9ea | 4829 | default: |
34f80b04 EG |
4830 | BNX2X_ERR("BAD rx mode (%d)\n", mode); |
4831 | break; | |
a2fbb9ea ET |
4832 | } |
4833 | ||
4834 | for (i = 0; i < sizeof(struct tstorm_eth_mac_filter_config)/4; i++) { | |
4835 | REG_WR(bp, BAR_TSTRORM_INTMEM + | |
34f80b04 | 4836 | TSTORM_MAC_FILTER_CONFIG_OFFSET(func) + i * 4, |
a2fbb9ea ET |
4837 | ((u32 *)&tstorm_mac_filter)[i]); |
4838 | ||
34f80b04 | 4839 | /* DP(NETIF_MSG_IFUP, "tstorm_mac_filter[%d]: 0x%08x\n", i, |
a2fbb9ea ET |
4840 | ((u32 *)&tstorm_mac_filter)[i]); */ |
4841 | } | |
a2fbb9ea | 4842 | |
49d66772 ET |
4843 | if (mode != BNX2X_RX_MODE_NONE) |
4844 | bnx2x_set_client_config(bp); | |
a2fbb9ea ET |
4845 | } |
4846 | ||
471de716 EG |
4847 | static void bnx2x_init_internal_common(struct bnx2x *bp) |
4848 | { | |
4849 | int i; | |
4850 | ||
3cdf1db7 YG |
4851 | if (bp->flags & TPA_ENABLE_FLAG) { |
4852 | struct tstorm_eth_tpa_exist tpa = {0}; | |
4853 | ||
4854 | tpa.tpa_exist = 1; | |
4855 | ||
4856 | REG_WR(bp, BAR_TSTRORM_INTMEM + TSTORM_TPA_EXIST_OFFSET, | |
4857 | ((u32 *)&tpa)[0]); | |
4858 | REG_WR(bp, BAR_TSTRORM_INTMEM + TSTORM_TPA_EXIST_OFFSET + 4, | |
4859 | ((u32 *)&tpa)[1]); | |
4860 | } | |
4861 | ||
471de716 EG |
4862 | /* Zero this manually as its initialization is |
4863 | currently missing in the initTool */ | |
4864 | for (i = 0; i < (USTORM_AGG_DATA_SIZE >> 2); i++) | |
4865 | REG_WR(bp, BAR_USTRORM_INTMEM + | |
4866 | USTORM_AGG_DATA_OFFSET + i * 4, 0); | |
4867 | } | |
4868 | ||
4869 | static void bnx2x_init_internal_port(struct bnx2x *bp) | |
4870 | { | |
4871 | int port = BP_PORT(bp); | |
4872 | ||
4873 | REG_WR(bp, BAR_USTRORM_INTMEM + USTORM_HC_BTR_OFFSET(port), BNX2X_BTR); | |
4874 | REG_WR(bp, BAR_CSTRORM_INTMEM + CSTORM_HC_BTR_OFFSET(port), BNX2X_BTR); | |
4875 | REG_WR(bp, BAR_TSTRORM_INTMEM + TSTORM_HC_BTR_OFFSET(port), BNX2X_BTR); | |
4876 | REG_WR(bp, BAR_XSTRORM_INTMEM + XSTORM_HC_BTR_OFFSET(port), BNX2X_BTR); | |
4877 | } | |
4878 | ||
8a1c38d1 EG |
4879 | /* Calculates the sum of vn_min_rates. |
4880 | It's needed for further normalizing of the min_rates. | |
4881 | Returns: | |
4882 | sum of vn_min_rates. | |
4883 | or | |
4884 | 0 - if all the min_rates are 0. | |
4885 | In the later case fainess algorithm should be deactivated. | |
4886 | If not all min_rates are zero then those that are zeroes will be set to 1. | |
4887 | */ | |
4888 | static void bnx2x_calc_vn_weight_sum(struct bnx2x *bp) | |
4889 | { | |
4890 | int all_zero = 1; | |
4891 | int port = BP_PORT(bp); | |
4892 | int vn; | |
4893 | ||
4894 | bp->vn_weight_sum = 0; | |
4895 | for (vn = VN_0; vn < E1HVN_MAX; vn++) { | |
4896 | int func = 2*vn + port; | |
4897 | u32 vn_cfg = | |
4898 | SHMEM_RD(bp, mf_cfg.func_mf_config[func].config); | |
4899 | u32 vn_min_rate = ((vn_cfg & FUNC_MF_CFG_MIN_BW_MASK) >> | |
4900 | FUNC_MF_CFG_MIN_BW_SHIFT) * 100; | |
4901 | ||
4902 | /* Skip hidden vns */ | |
4903 | if (vn_cfg & FUNC_MF_CFG_FUNC_HIDE) | |
4904 | continue; | |
4905 | ||
4906 | /* If min rate is zero - set it to 1 */ | |
4907 | if (!vn_min_rate) | |
4908 | vn_min_rate = DEF_MIN_RATE; | |
4909 | else | |
4910 | all_zero = 0; | |
4911 | ||
4912 | bp->vn_weight_sum += vn_min_rate; | |
4913 | } | |
4914 | ||
4915 | /* ... only if all min rates are zeros - disable fairness */ | |
4916 | if (all_zero) | |
4917 | bp->vn_weight_sum = 0; | |
4918 | } | |
4919 | ||
471de716 | 4920 | static void bnx2x_init_internal_func(struct bnx2x *bp) |
a2fbb9ea | 4921 | { |
a2fbb9ea ET |
4922 | struct tstorm_eth_function_common_config tstorm_config = {0}; |
4923 | struct stats_indication_flags stats_flags = {0}; | |
34f80b04 EG |
4924 | int port = BP_PORT(bp); |
4925 | int func = BP_FUNC(bp); | |
de832a55 EG |
4926 | int i, j; |
4927 | u32 offset; | |
471de716 | 4928 | u16 max_agg_size; |
a2fbb9ea ET |
4929 | |
4930 | if (is_multi(bp)) { | |
555f6c78 | 4931 | tstorm_config.config_flags = MULTI_FLAGS(bp); |
a2fbb9ea ET |
4932 | tstorm_config.rss_result_mask = MULTI_MASK; |
4933 | } | |
8d9c5f34 EG |
4934 | if (IS_E1HMF(bp)) |
4935 | tstorm_config.config_flags |= | |
4936 | TSTORM_ETH_FUNCTION_COMMON_CONFIG_E1HOV_IN_CAM; | |
a2fbb9ea | 4937 | |
34f80b04 EG |
4938 | tstorm_config.leading_client_id = BP_L_ID(bp); |
4939 | ||
a2fbb9ea | 4940 | REG_WR(bp, BAR_TSTRORM_INTMEM + |
34f80b04 | 4941 | TSTORM_FUNCTION_COMMON_CONFIG_OFFSET(func), |
a2fbb9ea ET |
4942 | (*(u32 *)&tstorm_config)); |
4943 | ||
c14423fe | 4944 | bp->rx_mode = BNX2X_RX_MODE_NONE; /* no rx until link is up */ |
a2fbb9ea ET |
4945 | bnx2x_set_storm_rx_mode(bp); |
4946 | ||
de832a55 EG |
4947 | for_each_queue(bp, i) { |
4948 | u8 cl_id = bp->fp[i].cl_id; | |
4949 | ||
4950 | /* reset xstorm per client statistics */ | |
4951 | offset = BAR_XSTRORM_INTMEM + | |
4952 | XSTORM_PER_COUNTER_ID_STATS_OFFSET(port, cl_id); | |
4953 | for (j = 0; | |
4954 | j < sizeof(struct xstorm_per_client_stats) / 4; j++) | |
4955 | REG_WR(bp, offset + j*4, 0); | |
4956 | ||
4957 | /* reset tstorm per client statistics */ | |
4958 | offset = BAR_TSTRORM_INTMEM + | |
4959 | TSTORM_PER_COUNTER_ID_STATS_OFFSET(port, cl_id); | |
4960 | for (j = 0; | |
4961 | j < sizeof(struct tstorm_per_client_stats) / 4; j++) | |
4962 | REG_WR(bp, offset + j*4, 0); | |
4963 | ||
4964 | /* reset ustorm per client statistics */ | |
4965 | offset = BAR_USTRORM_INTMEM + | |
4966 | USTORM_PER_COUNTER_ID_STATS_OFFSET(port, cl_id); | |
4967 | for (j = 0; | |
4968 | j < sizeof(struct ustorm_per_client_stats) / 4; j++) | |
4969 | REG_WR(bp, offset + j*4, 0); | |
66e855f3 YG |
4970 | } |
4971 | ||
4972 | /* Init statistics related context */ | |
34f80b04 | 4973 | stats_flags.collect_eth = 1; |
a2fbb9ea | 4974 | |
66e855f3 | 4975 | REG_WR(bp, BAR_XSTRORM_INTMEM + XSTORM_STATS_FLAGS_OFFSET(func), |
a2fbb9ea | 4976 | ((u32 *)&stats_flags)[0]); |
66e855f3 | 4977 | REG_WR(bp, BAR_XSTRORM_INTMEM + XSTORM_STATS_FLAGS_OFFSET(func) + 4, |
a2fbb9ea ET |
4978 | ((u32 *)&stats_flags)[1]); |
4979 | ||
66e855f3 | 4980 | REG_WR(bp, BAR_TSTRORM_INTMEM + TSTORM_STATS_FLAGS_OFFSET(func), |
a2fbb9ea | 4981 | ((u32 *)&stats_flags)[0]); |
66e855f3 | 4982 | REG_WR(bp, BAR_TSTRORM_INTMEM + TSTORM_STATS_FLAGS_OFFSET(func) + 4, |
a2fbb9ea ET |
4983 | ((u32 *)&stats_flags)[1]); |
4984 | ||
de832a55 EG |
4985 | REG_WR(bp, BAR_USTRORM_INTMEM + USTORM_STATS_FLAGS_OFFSET(func), |
4986 | ((u32 *)&stats_flags)[0]); | |
4987 | REG_WR(bp, BAR_USTRORM_INTMEM + USTORM_STATS_FLAGS_OFFSET(func) + 4, | |
4988 | ((u32 *)&stats_flags)[1]); | |
4989 | ||
66e855f3 | 4990 | REG_WR(bp, BAR_CSTRORM_INTMEM + CSTORM_STATS_FLAGS_OFFSET(func), |
a2fbb9ea | 4991 | ((u32 *)&stats_flags)[0]); |
66e855f3 | 4992 | REG_WR(bp, BAR_CSTRORM_INTMEM + CSTORM_STATS_FLAGS_OFFSET(func) + 4, |
a2fbb9ea ET |
4993 | ((u32 *)&stats_flags)[1]); |
4994 | ||
66e855f3 YG |
4995 | REG_WR(bp, BAR_XSTRORM_INTMEM + |
4996 | XSTORM_ETH_STATS_QUERY_ADDR_OFFSET(func), | |
4997 | U64_LO(bnx2x_sp_mapping(bp, fw_stats))); | |
4998 | REG_WR(bp, BAR_XSTRORM_INTMEM + | |
4999 | XSTORM_ETH_STATS_QUERY_ADDR_OFFSET(func) + 4, | |
5000 | U64_HI(bnx2x_sp_mapping(bp, fw_stats))); | |
5001 | ||
5002 | REG_WR(bp, BAR_TSTRORM_INTMEM + | |
5003 | TSTORM_ETH_STATS_QUERY_ADDR_OFFSET(func), | |
5004 | U64_LO(bnx2x_sp_mapping(bp, fw_stats))); | |
5005 | REG_WR(bp, BAR_TSTRORM_INTMEM + | |
5006 | TSTORM_ETH_STATS_QUERY_ADDR_OFFSET(func) + 4, | |
5007 | U64_HI(bnx2x_sp_mapping(bp, fw_stats))); | |
34f80b04 | 5008 | |
de832a55 EG |
5009 | REG_WR(bp, BAR_USTRORM_INTMEM + |
5010 | USTORM_ETH_STATS_QUERY_ADDR_OFFSET(func), | |
5011 | U64_LO(bnx2x_sp_mapping(bp, fw_stats))); | |
5012 | REG_WR(bp, BAR_USTRORM_INTMEM + | |
5013 | USTORM_ETH_STATS_QUERY_ADDR_OFFSET(func) + 4, | |
5014 | U64_HI(bnx2x_sp_mapping(bp, fw_stats))); | |
5015 | ||
34f80b04 EG |
5016 | if (CHIP_IS_E1H(bp)) { |
5017 | REG_WR8(bp, BAR_XSTRORM_INTMEM + XSTORM_FUNCTION_MODE_OFFSET, | |
5018 | IS_E1HMF(bp)); | |
5019 | REG_WR8(bp, BAR_TSTRORM_INTMEM + TSTORM_FUNCTION_MODE_OFFSET, | |
5020 | IS_E1HMF(bp)); | |
5021 | REG_WR8(bp, BAR_CSTRORM_INTMEM + CSTORM_FUNCTION_MODE_OFFSET, | |
5022 | IS_E1HMF(bp)); | |
5023 | REG_WR8(bp, BAR_USTRORM_INTMEM + USTORM_FUNCTION_MODE_OFFSET, | |
5024 | IS_E1HMF(bp)); | |
5025 | ||
7a9b2557 VZ |
5026 | REG_WR16(bp, BAR_XSTRORM_INTMEM + XSTORM_E1HOV_OFFSET(func), |
5027 | bp->e1hov); | |
34f80b04 EG |
5028 | } |
5029 | ||
4f40f2cb EG |
5030 | /* Init CQ ring mapping and aggregation size, the FW limit is 8 frags */ |
5031 | max_agg_size = | |
5032 | min((u32)(min((u32)8, (u32)MAX_SKB_FRAGS) * | |
5033 | SGE_PAGE_SIZE * PAGES_PER_SGE), | |
5034 | (u32)0xffff); | |
555f6c78 | 5035 | for_each_rx_queue(bp, i) { |
7a9b2557 | 5036 | struct bnx2x_fastpath *fp = &bp->fp[i]; |
7a9b2557 VZ |
5037 | |
5038 | REG_WR(bp, BAR_USTRORM_INTMEM + | |
0626b899 | 5039 | USTORM_CQE_PAGE_BASE_OFFSET(port, fp->cl_id), |
7a9b2557 VZ |
5040 | U64_LO(fp->rx_comp_mapping)); |
5041 | REG_WR(bp, BAR_USTRORM_INTMEM + | |
0626b899 | 5042 | USTORM_CQE_PAGE_BASE_OFFSET(port, fp->cl_id) + 4, |
7a9b2557 VZ |
5043 | U64_HI(fp->rx_comp_mapping)); |
5044 | ||
7a9b2557 | 5045 | REG_WR16(bp, BAR_USTRORM_INTMEM + |
0626b899 | 5046 | USTORM_MAX_AGG_SIZE_OFFSET(port, fp->cl_id), |
7a9b2557 VZ |
5047 | max_agg_size); |
5048 | } | |
8a1c38d1 | 5049 | |
1c06328c EG |
5050 | /* dropless flow control */ |
5051 | if (CHIP_IS_E1H(bp)) { | |
5052 | struct ustorm_eth_rx_pause_data_e1h rx_pause = {0}; | |
5053 | ||
5054 | rx_pause.bd_thr_low = 250; | |
5055 | rx_pause.cqe_thr_low = 250; | |
5056 | rx_pause.cos = 1; | |
5057 | rx_pause.sge_thr_low = 0; | |
5058 | rx_pause.bd_thr_high = 350; | |
5059 | rx_pause.cqe_thr_high = 350; | |
5060 | rx_pause.sge_thr_high = 0; | |
5061 | ||
5062 | for_each_rx_queue(bp, i) { | |
5063 | struct bnx2x_fastpath *fp = &bp->fp[i]; | |
5064 | ||
5065 | if (!fp->disable_tpa) { | |
5066 | rx_pause.sge_thr_low = 150; | |
5067 | rx_pause.sge_thr_high = 250; | |
5068 | } | |
5069 | ||
5070 | ||
5071 | offset = BAR_USTRORM_INTMEM + | |
5072 | USTORM_ETH_RING_PAUSE_DATA_OFFSET(port, | |
5073 | fp->cl_id); | |
5074 | for (j = 0; | |
5075 | j < sizeof(struct ustorm_eth_rx_pause_data_e1h)/4; | |
5076 | j++) | |
5077 | REG_WR(bp, offset + j*4, | |
5078 | ((u32 *)&rx_pause)[j]); | |
5079 | } | |
5080 | } | |
5081 | ||
8a1c38d1 EG |
5082 | memset(&(bp->cmng), 0, sizeof(struct cmng_struct_per_port)); |
5083 | ||
5084 | /* Init rate shaping and fairness contexts */ | |
5085 | if (IS_E1HMF(bp)) { | |
5086 | int vn; | |
5087 | ||
5088 | /* During init there is no active link | |
5089 | Until link is up, set link rate to 10Gbps */ | |
5090 | bp->link_vars.line_speed = SPEED_10000; | |
5091 | bnx2x_init_port_minmax(bp); | |
5092 | ||
5093 | bnx2x_calc_vn_weight_sum(bp); | |
5094 | ||
5095 | for (vn = VN_0; vn < E1HVN_MAX; vn++) | |
5096 | bnx2x_init_vn_minmax(bp, 2*vn + port); | |
5097 | ||
5098 | /* Enable rate shaping and fairness */ | |
5099 | bp->cmng.flags.cmng_enables = | |
5100 | CMNG_FLAGS_PER_PORT_RATE_SHAPING_VN; | |
5101 | if (bp->vn_weight_sum) | |
5102 | bp->cmng.flags.cmng_enables |= | |
5103 | CMNG_FLAGS_PER_PORT_FAIRNESS_VN; | |
5104 | else | |
5105 | DP(NETIF_MSG_IFUP, "All MIN values are zeroes" | |
5106 | " fairness will be disabled\n"); | |
5107 | } else { | |
5108 | /* rate shaping and fairness are disabled */ | |
5109 | DP(NETIF_MSG_IFUP, | |
5110 | "single function mode minmax will be disabled\n"); | |
5111 | } | |
5112 | ||
5113 | ||
5114 | /* Store it to internal memory */ | |
5115 | if (bp->port.pmf) | |
5116 | for (i = 0; i < sizeof(struct cmng_struct_per_port) / 4; i++) | |
5117 | REG_WR(bp, BAR_XSTRORM_INTMEM + | |
5118 | XSTORM_CMNG_PER_PORT_VARS_OFFSET(port) + i * 4, | |
5119 | ((u32 *)(&bp->cmng))[i]); | |
a2fbb9ea ET |
5120 | } |
5121 | ||
471de716 EG |
5122 | static void bnx2x_init_internal(struct bnx2x *bp, u32 load_code) |
5123 | { | |
5124 | switch (load_code) { | |
5125 | case FW_MSG_CODE_DRV_LOAD_COMMON: | |
5126 | bnx2x_init_internal_common(bp); | |
5127 | /* no break */ | |
5128 | ||
5129 | case FW_MSG_CODE_DRV_LOAD_PORT: | |
5130 | bnx2x_init_internal_port(bp); | |
5131 | /* no break */ | |
5132 | ||
5133 | case FW_MSG_CODE_DRV_LOAD_FUNCTION: | |
5134 | bnx2x_init_internal_func(bp); | |
5135 | break; | |
5136 | ||
5137 | default: | |
5138 | BNX2X_ERR("Unknown load_code (0x%x) from MCP\n", load_code); | |
5139 | break; | |
5140 | } | |
5141 | } | |
5142 | ||
5143 | static void bnx2x_nic_init(struct bnx2x *bp, u32 load_code) | |
a2fbb9ea ET |
5144 | { |
5145 | int i; | |
5146 | ||
5147 | for_each_queue(bp, i) { | |
5148 | struct bnx2x_fastpath *fp = &bp->fp[i]; | |
5149 | ||
34f80b04 | 5150 | fp->bp = bp; |
a2fbb9ea | 5151 | fp->state = BNX2X_FP_STATE_CLOSED; |
a2fbb9ea | 5152 | fp->index = i; |
34f80b04 EG |
5153 | fp->cl_id = BP_L_ID(bp) + i; |
5154 | fp->sb_id = fp->cl_id; | |
5155 | DP(NETIF_MSG_IFUP, | |
f5372251 EG |
5156 | "queue[%d]: bnx2x_init_sb(%p,%p) cl_id %d sb %d\n", |
5157 | i, bp, fp->status_blk, fp->cl_id, fp->sb_id); | |
5c862848 | 5158 | bnx2x_init_sb(bp, fp->status_blk, fp->status_blk_mapping, |
0626b899 | 5159 | fp->sb_id); |
5c862848 | 5160 | bnx2x_update_fpsb_idx(fp); |
a2fbb9ea ET |
5161 | } |
5162 | ||
16119785 EG |
5163 | /* ensure status block indices were read */ |
5164 | rmb(); | |
5165 | ||
5166 | ||
5c862848 EG |
5167 | bnx2x_init_def_sb(bp, bp->def_status_blk, bp->def_status_blk_mapping, |
5168 | DEF_SB_ID); | |
5169 | bnx2x_update_dsb_idx(bp); | |
a2fbb9ea ET |
5170 | bnx2x_update_coalesce(bp); |
5171 | bnx2x_init_rx_rings(bp); | |
5172 | bnx2x_init_tx_ring(bp); | |
5173 | bnx2x_init_sp_ring(bp); | |
5174 | bnx2x_init_context(bp); | |
471de716 | 5175 | bnx2x_init_internal(bp, load_code); |
a2fbb9ea | 5176 | bnx2x_init_ind_table(bp); |
0ef00459 EG |
5177 | bnx2x_stats_init(bp); |
5178 | ||
5179 | /* At this point, we are ready for interrupts */ | |
5180 | atomic_set(&bp->intr_sem, 0); | |
5181 | ||
5182 | /* flush all before enabling interrupts */ | |
5183 | mb(); | |
5184 | mmiowb(); | |
5185 | ||
615f8fd9 | 5186 | bnx2x_int_enable(bp); |
a2fbb9ea ET |
5187 | } |
5188 | ||
5189 | /* end of nic init */ | |
5190 | ||
5191 | /* | |
5192 | * gzip service functions | |
5193 | */ | |
5194 | ||
5195 | static int bnx2x_gunzip_init(struct bnx2x *bp) | |
5196 | { | |
5197 | bp->gunzip_buf = pci_alloc_consistent(bp->pdev, FW_BUF_SIZE, | |
5198 | &bp->gunzip_mapping); | |
5199 | if (bp->gunzip_buf == NULL) | |
5200 | goto gunzip_nomem1; | |
5201 | ||
5202 | bp->strm = kmalloc(sizeof(*bp->strm), GFP_KERNEL); | |
5203 | if (bp->strm == NULL) | |
5204 | goto gunzip_nomem2; | |
5205 | ||
5206 | bp->strm->workspace = kmalloc(zlib_inflate_workspacesize(), | |
5207 | GFP_KERNEL); | |
5208 | if (bp->strm->workspace == NULL) | |
5209 | goto gunzip_nomem3; | |
5210 | ||
5211 | return 0; | |
5212 | ||
5213 | gunzip_nomem3: | |
5214 | kfree(bp->strm); | |
5215 | bp->strm = NULL; | |
5216 | ||
5217 | gunzip_nomem2: | |
5218 | pci_free_consistent(bp->pdev, FW_BUF_SIZE, bp->gunzip_buf, | |
5219 | bp->gunzip_mapping); | |
5220 | bp->gunzip_buf = NULL; | |
5221 | ||
5222 | gunzip_nomem1: | |
5223 | printk(KERN_ERR PFX "%s: Cannot allocate firmware buffer for" | |
34f80b04 | 5224 | " un-compression\n", bp->dev->name); |
a2fbb9ea ET |
5225 | return -ENOMEM; |
5226 | } | |
5227 | ||
5228 | static void bnx2x_gunzip_end(struct bnx2x *bp) | |
5229 | { | |
5230 | kfree(bp->strm->workspace); | |
5231 | ||
5232 | kfree(bp->strm); | |
5233 | bp->strm = NULL; | |
5234 | ||
5235 | if (bp->gunzip_buf) { | |
5236 | pci_free_consistent(bp->pdev, FW_BUF_SIZE, bp->gunzip_buf, | |
5237 | bp->gunzip_mapping); | |
5238 | bp->gunzip_buf = NULL; | |
5239 | } | |
5240 | } | |
5241 | ||
94a78b79 | 5242 | static int bnx2x_gunzip(struct bnx2x *bp, const u8 *zbuf, int len) |
a2fbb9ea ET |
5243 | { |
5244 | int n, rc; | |
5245 | ||
5246 | /* check gzip header */ | |
94a78b79 VZ |
5247 | if ((zbuf[0] != 0x1f) || (zbuf[1] != 0x8b) || (zbuf[2] != Z_DEFLATED)) { |
5248 | BNX2X_ERR("Bad gzip header\n"); | |
a2fbb9ea | 5249 | return -EINVAL; |
94a78b79 | 5250 | } |
a2fbb9ea ET |
5251 | |
5252 | n = 10; | |
5253 | ||
34f80b04 | 5254 | #define FNAME 0x8 |
a2fbb9ea ET |
5255 | |
5256 | if (zbuf[3] & FNAME) | |
5257 | while ((zbuf[n++] != 0) && (n < len)); | |
5258 | ||
94a78b79 | 5259 | bp->strm->next_in = (typeof(bp->strm->next_in))zbuf + n; |
a2fbb9ea ET |
5260 | bp->strm->avail_in = len - n; |
5261 | bp->strm->next_out = bp->gunzip_buf; | |
5262 | bp->strm->avail_out = FW_BUF_SIZE; | |
5263 | ||
5264 | rc = zlib_inflateInit2(bp->strm, -MAX_WBITS); | |
5265 | if (rc != Z_OK) | |
5266 | return rc; | |
5267 | ||
5268 | rc = zlib_inflate(bp->strm, Z_FINISH); | |
5269 | if ((rc != Z_OK) && (rc != Z_STREAM_END)) | |
5270 | printk(KERN_ERR PFX "%s: Firmware decompression error: %s\n", | |
5271 | bp->dev->name, bp->strm->msg); | |
5272 | ||
5273 | bp->gunzip_outlen = (FW_BUF_SIZE - bp->strm->avail_out); | |
5274 | if (bp->gunzip_outlen & 0x3) | |
5275 | printk(KERN_ERR PFX "%s: Firmware decompression error:" | |
5276 | " gunzip_outlen (%d) not aligned\n", | |
5277 | bp->dev->name, bp->gunzip_outlen); | |
5278 | bp->gunzip_outlen >>= 2; | |
5279 | ||
5280 | zlib_inflateEnd(bp->strm); | |
5281 | ||
5282 | if (rc == Z_STREAM_END) | |
5283 | return 0; | |
5284 | ||
5285 | return rc; | |
5286 | } | |
5287 | ||
5288 | /* nic load/unload */ | |
5289 | ||
5290 | /* | |
34f80b04 | 5291 | * General service functions |
a2fbb9ea ET |
5292 | */ |
5293 | ||
5294 | /* send a NIG loopback debug packet */ | |
5295 | static void bnx2x_lb_pckt(struct bnx2x *bp) | |
5296 | { | |
a2fbb9ea | 5297 | u32 wb_write[3]; |
a2fbb9ea ET |
5298 | |
5299 | /* Ethernet source and destination addresses */ | |
a2fbb9ea ET |
5300 | wb_write[0] = 0x55555555; |
5301 | wb_write[1] = 0x55555555; | |
34f80b04 | 5302 | wb_write[2] = 0x20; /* SOP */ |
a2fbb9ea | 5303 | REG_WR_DMAE(bp, NIG_REG_DEBUG_PACKET_LB, wb_write, 3); |
a2fbb9ea ET |
5304 | |
5305 | /* NON-IP protocol */ | |
a2fbb9ea ET |
5306 | wb_write[0] = 0x09000000; |
5307 | wb_write[1] = 0x55555555; | |
34f80b04 | 5308 | wb_write[2] = 0x10; /* EOP, eop_bvalid = 0 */ |
a2fbb9ea | 5309 | REG_WR_DMAE(bp, NIG_REG_DEBUG_PACKET_LB, wb_write, 3); |
a2fbb9ea ET |
5310 | } |
5311 | ||
5312 | /* some of the internal memories | |
5313 | * are not directly readable from the driver | |
5314 | * to test them we send debug packets | |
5315 | */ | |
5316 | static int bnx2x_int_mem_test(struct bnx2x *bp) | |
5317 | { | |
5318 | int factor; | |
5319 | int count, i; | |
5320 | u32 val = 0; | |
5321 | ||
ad8d3948 | 5322 | if (CHIP_REV_IS_FPGA(bp)) |
a2fbb9ea | 5323 | factor = 120; |
ad8d3948 EG |
5324 | else if (CHIP_REV_IS_EMUL(bp)) |
5325 | factor = 200; | |
5326 | else | |
a2fbb9ea | 5327 | factor = 1; |
a2fbb9ea ET |
5328 | |
5329 | DP(NETIF_MSG_HW, "start part1\n"); | |
5330 | ||
5331 | /* Disable inputs of parser neighbor blocks */ | |
5332 | REG_WR(bp, TSDM_REG_ENABLE_IN1, 0x0); | |
5333 | REG_WR(bp, TCM_REG_PRS_IFEN, 0x0); | |
5334 | REG_WR(bp, CFC_REG_DEBUG0, 0x1); | |
3196a88a | 5335 | REG_WR(bp, NIG_REG_PRS_REQ_IN_EN, 0x0); |
a2fbb9ea ET |
5336 | |
5337 | /* Write 0 to parser credits for CFC search request */ | |
5338 | REG_WR(bp, PRS_REG_CFC_SEARCH_INITIAL_CREDIT, 0x0); | |
5339 | ||
5340 | /* send Ethernet packet */ | |
5341 | bnx2x_lb_pckt(bp); | |
5342 | ||
5343 | /* TODO do i reset NIG statistic? */ | |
5344 | /* Wait until NIG register shows 1 packet of size 0x10 */ | |
5345 | count = 1000 * factor; | |
5346 | while (count) { | |
34f80b04 | 5347 | |
a2fbb9ea ET |
5348 | bnx2x_read_dmae(bp, NIG_REG_STAT2_BRB_OCTET, 2); |
5349 | val = *bnx2x_sp(bp, wb_data[0]); | |
a2fbb9ea ET |
5350 | if (val == 0x10) |
5351 | break; | |
5352 | ||
5353 | msleep(10); | |
5354 | count--; | |
5355 | } | |
5356 | if (val != 0x10) { | |
5357 | BNX2X_ERR("NIG timeout val = 0x%x\n", val); | |
5358 | return -1; | |
5359 | } | |
5360 | ||
5361 | /* Wait until PRS register shows 1 packet */ | |
5362 | count = 1000 * factor; | |
5363 | while (count) { | |
5364 | val = REG_RD(bp, PRS_REG_NUM_OF_PACKETS); | |
a2fbb9ea ET |
5365 | if (val == 1) |
5366 | break; | |
5367 | ||
5368 | msleep(10); | |
5369 | count--; | |
5370 | } | |
5371 | if (val != 0x1) { | |
5372 | BNX2X_ERR("PRS timeout val = 0x%x\n", val); | |
5373 | return -2; | |
5374 | } | |
5375 | ||
5376 | /* Reset and init BRB, PRS */ | |
34f80b04 | 5377 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_CLEAR, 0x03); |
a2fbb9ea | 5378 | msleep(50); |
34f80b04 | 5379 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_SET, 0x03); |
a2fbb9ea | 5380 | msleep(50); |
94a78b79 VZ |
5381 | bnx2x_init_block(bp, BRB1_BLOCK, COMMON_STAGE); |
5382 | bnx2x_init_block(bp, PRS_BLOCK, COMMON_STAGE); | |
a2fbb9ea ET |
5383 | |
5384 | DP(NETIF_MSG_HW, "part2\n"); | |
5385 | ||
5386 | /* Disable inputs of parser neighbor blocks */ | |
5387 | REG_WR(bp, TSDM_REG_ENABLE_IN1, 0x0); | |
5388 | REG_WR(bp, TCM_REG_PRS_IFEN, 0x0); | |
5389 | REG_WR(bp, CFC_REG_DEBUG0, 0x1); | |
3196a88a | 5390 | REG_WR(bp, NIG_REG_PRS_REQ_IN_EN, 0x0); |
a2fbb9ea ET |
5391 | |
5392 | /* Write 0 to parser credits for CFC search request */ | |
5393 | REG_WR(bp, PRS_REG_CFC_SEARCH_INITIAL_CREDIT, 0x0); | |
5394 | ||
5395 | /* send 10 Ethernet packets */ | |
5396 | for (i = 0; i < 10; i++) | |
5397 | bnx2x_lb_pckt(bp); | |
5398 | ||
5399 | /* Wait until NIG register shows 10 + 1 | |
5400 | packets of size 11*0x10 = 0xb0 */ | |
5401 | count = 1000 * factor; | |
5402 | while (count) { | |
34f80b04 | 5403 | |
a2fbb9ea ET |
5404 | bnx2x_read_dmae(bp, NIG_REG_STAT2_BRB_OCTET, 2); |
5405 | val = *bnx2x_sp(bp, wb_data[0]); | |
a2fbb9ea ET |
5406 | if (val == 0xb0) |
5407 | break; | |
5408 | ||
5409 | msleep(10); | |
5410 | count--; | |
5411 | } | |
5412 | if (val != 0xb0) { | |
5413 | BNX2X_ERR("NIG timeout val = 0x%x\n", val); | |
5414 | return -3; | |
5415 | } | |
5416 | ||
5417 | /* Wait until PRS register shows 2 packets */ | |
5418 | val = REG_RD(bp, PRS_REG_NUM_OF_PACKETS); | |
5419 | if (val != 2) | |
5420 | BNX2X_ERR("PRS timeout val = 0x%x\n", val); | |
5421 | ||
5422 | /* Write 1 to parser credits for CFC search request */ | |
5423 | REG_WR(bp, PRS_REG_CFC_SEARCH_INITIAL_CREDIT, 0x1); | |
5424 | ||
5425 | /* Wait until PRS register shows 3 packets */ | |
5426 | msleep(10 * factor); | |
5427 | /* Wait until NIG register shows 1 packet of size 0x10 */ | |
5428 | val = REG_RD(bp, PRS_REG_NUM_OF_PACKETS); | |
5429 | if (val != 3) | |
5430 | BNX2X_ERR("PRS timeout val = 0x%x\n", val); | |
5431 | ||
5432 | /* clear NIG EOP FIFO */ | |
5433 | for (i = 0; i < 11; i++) | |
5434 | REG_RD(bp, NIG_REG_INGRESS_EOP_LB_FIFO); | |
5435 | val = REG_RD(bp, NIG_REG_INGRESS_EOP_LB_EMPTY); | |
5436 | if (val != 1) { | |
5437 | BNX2X_ERR("clear of NIG failed\n"); | |
5438 | return -4; | |
5439 | } | |
5440 | ||
5441 | /* Reset and init BRB, PRS, NIG */ | |
5442 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_CLEAR, 0x03); | |
5443 | msleep(50); | |
5444 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_SET, 0x03); | |
5445 | msleep(50); | |
94a78b79 VZ |
5446 | bnx2x_init_block(bp, BRB1_BLOCK, COMMON_STAGE); |
5447 | bnx2x_init_block(bp, PRS_BLOCK, COMMON_STAGE); | |
a2fbb9ea ET |
5448 | #ifndef BCM_ISCSI |
5449 | /* set NIC mode */ | |
5450 | REG_WR(bp, PRS_REG_NIC_MODE, 1); | |
5451 | #endif | |
5452 | ||
5453 | /* Enable inputs of parser neighbor blocks */ | |
5454 | REG_WR(bp, TSDM_REG_ENABLE_IN1, 0x7fffffff); | |
5455 | REG_WR(bp, TCM_REG_PRS_IFEN, 0x1); | |
5456 | REG_WR(bp, CFC_REG_DEBUG0, 0x0); | |
3196a88a | 5457 | REG_WR(bp, NIG_REG_PRS_REQ_IN_EN, 0x1); |
a2fbb9ea ET |
5458 | |
5459 | DP(NETIF_MSG_HW, "done\n"); | |
5460 | ||
5461 | return 0; /* OK */ | |
5462 | } | |
5463 | ||
5464 | static void enable_blocks_attention(struct bnx2x *bp) | |
5465 | { | |
5466 | REG_WR(bp, PXP_REG_PXP_INT_MASK_0, 0); | |
5467 | REG_WR(bp, PXP_REG_PXP_INT_MASK_1, 0); | |
5468 | REG_WR(bp, DORQ_REG_DORQ_INT_MASK, 0); | |
5469 | REG_WR(bp, CFC_REG_CFC_INT_MASK, 0); | |
5470 | REG_WR(bp, QM_REG_QM_INT_MASK, 0); | |
5471 | REG_WR(bp, TM_REG_TM_INT_MASK, 0); | |
5472 | REG_WR(bp, XSDM_REG_XSDM_INT_MASK_0, 0); | |
5473 | REG_WR(bp, XSDM_REG_XSDM_INT_MASK_1, 0); | |
5474 | REG_WR(bp, XCM_REG_XCM_INT_MASK, 0); | |
34f80b04 EG |
5475 | /* REG_WR(bp, XSEM_REG_XSEM_INT_MASK_0, 0); */ |
5476 | /* REG_WR(bp, XSEM_REG_XSEM_INT_MASK_1, 0); */ | |
a2fbb9ea ET |
5477 | REG_WR(bp, USDM_REG_USDM_INT_MASK_0, 0); |
5478 | REG_WR(bp, USDM_REG_USDM_INT_MASK_1, 0); | |
5479 | REG_WR(bp, UCM_REG_UCM_INT_MASK, 0); | |
34f80b04 EG |
5480 | /* REG_WR(bp, USEM_REG_USEM_INT_MASK_0, 0); */ |
5481 | /* REG_WR(bp, USEM_REG_USEM_INT_MASK_1, 0); */ | |
a2fbb9ea ET |
5482 | REG_WR(bp, GRCBASE_UPB + PB_REG_PB_INT_MASK, 0); |
5483 | REG_WR(bp, CSDM_REG_CSDM_INT_MASK_0, 0); | |
5484 | REG_WR(bp, CSDM_REG_CSDM_INT_MASK_1, 0); | |
5485 | REG_WR(bp, CCM_REG_CCM_INT_MASK, 0); | |
34f80b04 EG |
5486 | /* REG_WR(bp, CSEM_REG_CSEM_INT_MASK_0, 0); */ |
5487 | /* REG_WR(bp, CSEM_REG_CSEM_INT_MASK_1, 0); */ | |
5488 | if (CHIP_REV_IS_FPGA(bp)) | |
5489 | REG_WR(bp, PXP2_REG_PXP2_INT_MASK_0, 0x580000); | |
5490 | else | |
5491 | REG_WR(bp, PXP2_REG_PXP2_INT_MASK_0, 0x480000); | |
a2fbb9ea ET |
5492 | REG_WR(bp, TSDM_REG_TSDM_INT_MASK_0, 0); |
5493 | REG_WR(bp, TSDM_REG_TSDM_INT_MASK_1, 0); | |
5494 | REG_WR(bp, TCM_REG_TCM_INT_MASK, 0); | |
34f80b04 EG |
5495 | /* REG_WR(bp, TSEM_REG_TSEM_INT_MASK_0, 0); */ |
5496 | /* REG_WR(bp, TSEM_REG_TSEM_INT_MASK_1, 0); */ | |
a2fbb9ea ET |
5497 | REG_WR(bp, CDU_REG_CDU_INT_MASK, 0); |
5498 | REG_WR(bp, DMAE_REG_DMAE_INT_MASK, 0); | |
34f80b04 EG |
5499 | /* REG_WR(bp, MISC_REG_MISC_INT_MASK, 0); */ |
5500 | REG_WR(bp, PBF_REG_PBF_INT_MASK, 0X18); /* bit 3,4 masked */ | |
a2fbb9ea ET |
5501 | } |
5502 | ||
34f80b04 | 5503 | |
81f75bbf EG |
5504 | static void bnx2x_reset_common(struct bnx2x *bp) |
5505 | { | |
5506 | /* reset_common */ | |
5507 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_CLEAR, | |
5508 | 0xd3ffff7f); | |
5509 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_CLEAR, 0x1403); | |
5510 | } | |
5511 | ||
34f80b04 | 5512 | static int bnx2x_init_common(struct bnx2x *bp) |
a2fbb9ea | 5513 | { |
a2fbb9ea | 5514 | u32 val, i; |
a2fbb9ea | 5515 | |
34f80b04 | 5516 | DP(BNX2X_MSG_MCP, "starting common init func %d\n", BP_FUNC(bp)); |
a2fbb9ea | 5517 | |
81f75bbf | 5518 | bnx2x_reset_common(bp); |
34f80b04 EG |
5519 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_SET, 0xffffffff); |
5520 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_SET, 0xfffc); | |
a2fbb9ea | 5521 | |
94a78b79 | 5522 | bnx2x_init_block(bp, MISC_BLOCK, COMMON_STAGE); |
34f80b04 EG |
5523 | if (CHIP_IS_E1H(bp)) |
5524 | REG_WR(bp, MISC_REG_E1HMF_MODE, IS_E1HMF(bp)); | |
a2fbb9ea | 5525 | |
34f80b04 EG |
5526 | REG_WR(bp, MISC_REG_LCPLL_CTRL_REG_2, 0x100); |
5527 | msleep(30); | |
5528 | REG_WR(bp, MISC_REG_LCPLL_CTRL_REG_2, 0x0); | |
a2fbb9ea | 5529 | |
94a78b79 | 5530 | bnx2x_init_block(bp, PXP_BLOCK, COMMON_STAGE); |
34f80b04 EG |
5531 | if (CHIP_IS_E1(bp)) { |
5532 | /* enable HW interrupt from PXP on USDM overflow | |
5533 | bit 16 on INT_MASK_0 */ | |
5534 | REG_WR(bp, PXP_REG_PXP_INT_MASK_0, 0); | |
5535 | } | |
a2fbb9ea | 5536 | |
94a78b79 | 5537 | bnx2x_init_block(bp, PXP2_BLOCK, COMMON_STAGE); |
34f80b04 | 5538 | bnx2x_init_pxp(bp); |
a2fbb9ea ET |
5539 | |
5540 | #ifdef __BIG_ENDIAN | |
34f80b04 EG |
5541 | REG_WR(bp, PXP2_REG_RQ_QM_ENDIAN_M, 1); |
5542 | REG_WR(bp, PXP2_REG_RQ_TM_ENDIAN_M, 1); | |
5543 | REG_WR(bp, PXP2_REG_RQ_SRC_ENDIAN_M, 1); | |
5544 | REG_WR(bp, PXP2_REG_RQ_CDU_ENDIAN_M, 1); | |
5545 | REG_WR(bp, PXP2_REG_RQ_DBG_ENDIAN_M, 1); | |
8badd27a EG |
5546 | /* make sure this value is 0 */ |
5547 | REG_WR(bp, PXP2_REG_RQ_HC_ENDIAN_M, 0); | |
34f80b04 EG |
5548 | |
5549 | /* REG_WR(bp, PXP2_REG_RD_PBF_SWAP_MODE, 1); */ | |
5550 | REG_WR(bp, PXP2_REG_RD_QM_SWAP_MODE, 1); | |
5551 | REG_WR(bp, PXP2_REG_RD_TM_SWAP_MODE, 1); | |
5552 | REG_WR(bp, PXP2_REG_RD_SRC_SWAP_MODE, 1); | |
5553 | REG_WR(bp, PXP2_REG_RD_CDURD_SWAP_MODE, 1); | |
a2fbb9ea ET |
5554 | #endif |
5555 | ||
34f80b04 | 5556 | REG_WR(bp, PXP2_REG_RQ_CDU_P_SIZE, 2); |
a2fbb9ea | 5557 | #ifdef BCM_ISCSI |
34f80b04 EG |
5558 | REG_WR(bp, PXP2_REG_RQ_TM_P_SIZE, 5); |
5559 | REG_WR(bp, PXP2_REG_RQ_QM_P_SIZE, 5); | |
5560 | REG_WR(bp, PXP2_REG_RQ_SRC_P_SIZE, 5); | |
a2fbb9ea ET |
5561 | #endif |
5562 | ||
34f80b04 EG |
5563 | if (CHIP_REV_IS_FPGA(bp) && CHIP_IS_E1H(bp)) |
5564 | REG_WR(bp, PXP2_REG_PGL_TAGS_LIMIT, 0x1); | |
a2fbb9ea | 5565 | |
34f80b04 EG |
5566 | /* let the HW do it's magic ... */ |
5567 | msleep(100); | |
5568 | /* finish PXP init */ | |
5569 | val = REG_RD(bp, PXP2_REG_RQ_CFG_DONE); | |
5570 | if (val != 1) { | |
5571 | BNX2X_ERR("PXP2 CFG failed\n"); | |
5572 | return -EBUSY; | |
5573 | } | |
5574 | val = REG_RD(bp, PXP2_REG_RD_INIT_DONE); | |
5575 | if (val != 1) { | |
5576 | BNX2X_ERR("PXP2 RD_INIT failed\n"); | |
5577 | return -EBUSY; | |
5578 | } | |
a2fbb9ea | 5579 | |
34f80b04 EG |
5580 | REG_WR(bp, PXP2_REG_RQ_DISABLE_INPUTS, 0); |
5581 | REG_WR(bp, PXP2_REG_RD_DISABLE_INPUTS, 0); | |
a2fbb9ea | 5582 | |
94a78b79 | 5583 | bnx2x_init_block(bp, DMAE_BLOCK, COMMON_STAGE); |
a2fbb9ea | 5584 | |
34f80b04 EG |
5585 | /* clean the DMAE memory */ |
5586 | bp->dmae_ready = 1; | |
5587 | bnx2x_init_fill(bp, TSEM_REG_PRAM, 0, 8); | |
a2fbb9ea | 5588 | |
94a78b79 VZ |
5589 | bnx2x_init_block(bp, TCM_BLOCK, COMMON_STAGE); |
5590 | bnx2x_init_block(bp, UCM_BLOCK, COMMON_STAGE); | |
5591 | bnx2x_init_block(bp, CCM_BLOCK, COMMON_STAGE); | |
5592 | bnx2x_init_block(bp, XCM_BLOCK, COMMON_STAGE); | |
a2fbb9ea | 5593 | |
34f80b04 EG |
5594 | bnx2x_read_dmae(bp, XSEM_REG_PASSIVE_BUFFER, 3); |
5595 | bnx2x_read_dmae(bp, CSEM_REG_PASSIVE_BUFFER, 3); | |
5596 | bnx2x_read_dmae(bp, TSEM_REG_PASSIVE_BUFFER, 3); | |
5597 | bnx2x_read_dmae(bp, USEM_REG_PASSIVE_BUFFER, 3); | |
5598 | ||
94a78b79 | 5599 | bnx2x_init_block(bp, QM_BLOCK, COMMON_STAGE); |
34f80b04 EG |
5600 | /* soft reset pulse */ |
5601 | REG_WR(bp, QM_REG_SOFT_RESET, 1); | |
5602 | REG_WR(bp, QM_REG_SOFT_RESET, 0); | |
a2fbb9ea ET |
5603 | |
5604 | #ifdef BCM_ISCSI | |
94a78b79 | 5605 | bnx2x_init_block(bp, TIMERS_BLOCK, COMMON_STAGE); |
a2fbb9ea | 5606 | #endif |
a2fbb9ea | 5607 | |
94a78b79 | 5608 | bnx2x_init_block(bp, DQ_BLOCK, COMMON_STAGE); |
34f80b04 EG |
5609 | REG_WR(bp, DORQ_REG_DPM_CID_OFST, BCM_PAGE_SHIFT); |
5610 | if (!CHIP_REV_IS_SLOW(bp)) { | |
5611 | /* enable hw interrupt from doorbell Q */ | |
5612 | REG_WR(bp, DORQ_REG_DORQ_INT_MASK, 0); | |
5613 | } | |
a2fbb9ea | 5614 | |
94a78b79 VZ |
5615 | bnx2x_init_block(bp, BRB1_BLOCK, COMMON_STAGE); |
5616 | bnx2x_init_block(bp, PRS_BLOCK, COMMON_STAGE); | |
26c8fa4d | 5617 | REG_WR(bp, PRS_REG_A_PRSU_20, 0xf); |
3196a88a EG |
5618 | /* set NIC mode */ |
5619 | REG_WR(bp, PRS_REG_NIC_MODE, 1); | |
34f80b04 EG |
5620 | if (CHIP_IS_E1H(bp)) |
5621 | REG_WR(bp, PRS_REG_E1HOV_MODE, IS_E1HMF(bp)); | |
a2fbb9ea | 5622 | |
94a78b79 VZ |
5623 | bnx2x_init_block(bp, TSDM_BLOCK, COMMON_STAGE); |
5624 | bnx2x_init_block(bp, CSDM_BLOCK, COMMON_STAGE); | |
5625 | bnx2x_init_block(bp, USDM_BLOCK, COMMON_STAGE); | |
5626 | bnx2x_init_block(bp, XSDM_BLOCK, COMMON_STAGE); | |
a2fbb9ea | 5627 | |
490c3c9b EG |
5628 | bnx2x_init_fill(bp, TSTORM_INTMEM_ADDR, 0, STORM_INTMEM_SIZE(bp)); |
5629 | bnx2x_init_fill(bp, USTORM_INTMEM_ADDR, 0, STORM_INTMEM_SIZE(bp)); | |
5630 | bnx2x_init_fill(bp, CSTORM_INTMEM_ADDR, 0, STORM_INTMEM_SIZE(bp)); | |
5631 | bnx2x_init_fill(bp, XSTORM_INTMEM_ADDR, 0, STORM_INTMEM_SIZE(bp)); | |
a2fbb9ea | 5632 | |
94a78b79 VZ |
5633 | bnx2x_init_block(bp, TSEM_BLOCK, COMMON_STAGE); |
5634 | bnx2x_init_block(bp, USEM_BLOCK, COMMON_STAGE); | |
5635 | bnx2x_init_block(bp, CSEM_BLOCK, COMMON_STAGE); | |
5636 | bnx2x_init_block(bp, XSEM_BLOCK, COMMON_STAGE); | |
a2fbb9ea | 5637 | |
34f80b04 EG |
5638 | /* sync semi rtc */ |
5639 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_CLEAR, | |
5640 | 0x80000000); | |
5641 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_SET, | |
5642 | 0x80000000); | |
a2fbb9ea | 5643 | |
94a78b79 VZ |
5644 | bnx2x_init_block(bp, UPB_BLOCK, COMMON_STAGE); |
5645 | bnx2x_init_block(bp, XPB_BLOCK, COMMON_STAGE); | |
5646 | bnx2x_init_block(bp, PBF_BLOCK, COMMON_STAGE); | |
a2fbb9ea | 5647 | |
34f80b04 EG |
5648 | REG_WR(bp, SRC_REG_SOFT_RST, 1); |
5649 | for (i = SRC_REG_KEYRSS0_0; i <= SRC_REG_KEYRSS1_9; i += 4) { | |
5650 | REG_WR(bp, i, 0xc0cac01a); | |
5651 | /* TODO: replace with something meaningful */ | |
5652 | } | |
94a78b79 | 5653 | bnx2x_init_block(bp, SRCH_BLOCK, COMMON_STAGE); |
34f80b04 | 5654 | REG_WR(bp, SRC_REG_SOFT_RST, 0); |
a2fbb9ea | 5655 | |
34f80b04 EG |
5656 | if (sizeof(union cdu_context) != 1024) |
5657 | /* we currently assume that a context is 1024 bytes */ | |
5658 | printk(KERN_ALERT PFX "please adjust the size of" | |
5659 | " cdu_context(%ld)\n", (long)sizeof(union cdu_context)); | |
a2fbb9ea | 5660 | |
94a78b79 | 5661 | bnx2x_init_block(bp, CDU_BLOCK, COMMON_STAGE); |
34f80b04 EG |
5662 | val = (4 << 24) + (0 << 12) + 1024; |
5663 | REG_WR(bp, CDU_REG_CDU_GLOBAL_PARAMS, val); | |
5664 | if (CHIP_IS_E1(bp)) { | |
5665 | /* !!! fix pxp client crdit until excel update */ | |
5666 | REG_WR(bp, CDU_REG_CDU_DEBUG, 0x264); | |
5667 | REG_WR(bp, CDU_REG_CDU_DEBUG, 0); | |
5668 | } | |
a2fbb9ea | 5669 | |
94a78b79 | 5670 | bnx2x_init_block(bp, CFC_BLOCK, COMMON_STAGE); |
34f80b04 | 5671 | REG_WR(bp, CFC_REG_INIT_REG, 0x7FF); |
8d9c5f34 EG |
5672 | /* enable context validation interrupt from CFC */ |
5673 | REG_WR(bp, CFC_REG_CFC_INT_MASK, 0); | |
5674 | ||
5675 | /* set the thresholds to prevent CFC/CDU race */ | |
5676 | REG_WR(bp, CFC_REG_DEBUG0, 0x20020000); | |
a2fbb9ea | 5677 | |
94a78b79 VZ |
5678 | bnx2x_init_block(bp, HC_BLOCK, COMMON_STAGE); |
5679 | bnx2x_init_block(bp, MISC_AEU_BLOCK, COMMON_STAGE); | |
a2fbb9ea | 5680 | |
34f80b04 | 5681 | /* PXPCS COMMON comes here */ |
94a78b79 | 5682 | bnx2x_init_block(bp, PXPCS_BLOCK, COMMON_STAGE); |
34f80b04 EG |
5683 | /* Reset PCIE errors for debug */ |
5684 | REG_WR(bp, 0x2814, 0xffffffff); | |
5685 | REG_WR(bp, 0x3820, 0xffffffff); | |
a2fbb9ea | 5686 | |
34f80b04 | 5687 | /* EMAC0 COMMON comes here */ |
94a78b79 | 5688 | bnx2x_init_block(bp, EMAC0_BLOCK, COMMON_STAGE); |
34f80b04 | 5689 | /* EMAC1 COMMON comes here */ |
94a78b79 | 5690 | bnx2x_init_block(bp, EMAC1_BLOCK, COMMON_STAGE); |
34f80b04 | 5691 | /* DBU COMMON comes here */ |
94a78b79 | 5692 | bnx2x_init_block(bp, DBU_BLOCK, COMMON_STAGE); |
34f80b04 | 5693 | /* DBG COMMON comes here */ |
94a78b79 | 5694 | bnx2x_init_block(bp, DBG_BLOCK, COMMON_STAGE); |
34f80b04 | 5695 | |
94a78b79 | 5696 | bnx2x_init_block(bp, NIG_BLOCK, COMMON_STAGE); |
34f80b04 EG |
5697 | if (CHIP_IS_E1H(bp)) { |
5698 | REG_WR(bp, NIG_REG_LLH_MF_MODE, IS_E1HMF(bp)); | |
5699 | REG_WR(bp, NIG_REG_LLH_E1HOV_MODE, IS_E1HMF(bp)); | |
5700 | } | |
5701 | ||
5702 | if (CHIP_REV_IS_SLOW(bp)) | |
5703 | msleep(200); | |
5704 | ||
5705 | /* finish CFC init */ | |
5706 | val = reg_poll(bp, CFC_REG_LL_INIT_DONE, 1, 100, 10); | |
5707 | if (val != 1) { | |
5708 | BNX2X_ERR("CFC LL_INIT failed\n"); | |
5709 | return -EBUSY; | |
5710 | } | |
5711 | val = reg_poll(bp, CFC_REG_AC_INIT_DONE, 1, 100, 10); | |
5712 | if (val != 1) { | |
5713 | BNX2X_ERR("CFC AC_INIT failed\n"); | |
5714 | return -EBUSY; | |
5715 | } | |
5716 | val = reg_poll(bp, CFC_REG_CAM_INIT_DONE, 1, 100, 10); | |
5717 | if (val != 1) { | |
5718 | BNX2X_ERR("CFC CAM_INIT failed\n"); | |
5719 | return -EBUSY; | |
5720 | } | |
5721 | REG_WR(bp, CFC_REG_DEBUG0, 0); | |
f1410647 | 5722 | |
34f80b04 EG |
5723 | /* read NIG statistic |
5724 | to see if this is our first up since powerup */ | |
5725 | bnx2x_read_dmae(bp, NIG_REG_STAT2_BRB_OCTET, 2); | |
5726 | val = *bnx2x_sp(bp, wb_data[0]); | |
5727 | ||
5728 | /* do internal memory self test */ | |
5729 | if ((CHIP_IS_E1(bp)) && (val == 0) && bnx2x_int_mem_test(bp)) { | |
5730 | BNX2X_ERR("internal mem self test failed\n"); | |
5731 | return -EBUSY; | |
5732 | } | |
5733 | ||
35b19ba5 | 5734 | switch (XGXS_EXT_PHY_TYPE(bp->link_params.ext_phy_config)) { |
46c6a674 EG |
5735 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8072: |
5736 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073: | |
5737 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726: | |
5738 | bp->port.need_hw_lock = 1; | |
5739 | break; | |
5740 | ||
35b19ba5 | 5741 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101: |
34f80b04 EG |
5742 | /* Fan failure is indicated by SPIO 5 */ |
5743 | bnx2x_set_spio(bp, MISC_REGISTERS_SPIO_5, | |
5744 | MISC_REGISTERS_SPIO_INPUT_HI_Z); | |
5745 | ||
5746 | /* set to active low mode */ | |
5747 | val = REG_RD(bp, MISC_REG_SPIO_INT); | |
5748 | val |= ((1 << MISC_REGISTERS_SPIO_5) << | |
f1410647 | 5749 | MISC_REGISTERS_SPIO_INT_OLD_SET_POS); |
34f80b04 | 5750 | REG_WR(bp, MISC_REG_SPIO_INT, val); |
f1410647 | 5751 | |
34f80b04 EG |
5752 | /* enable interrupt to signal the IGU */ |
5753 | val = REG_RD(bp, MISC_REG_SPIO_EVENT_EN); | |
5754 | val |= (1 << MISC_REGISTERS_SPIO_5); | |
5755 | REG_WR(bp, MISC_REG_SPIO_EVENT_EN, val); | |
5756 | break; | |
f1410647 | 5757 | |
34f80b04 EG |
5758 | default: |
5759 | break; | |
5760 | } | |
f1410647 | 5761 | |
34f80b04 EG |
5762 | /* clear PXP2 attentions */ |
5763 | REG_RD(bp, PXP2_REG_PXP2_INT_STS_CLR_0); | |
a2fbb9ea | 5764 | |
34f80b04 | 5765 | enable_blocks_attention(bp); |
a2fbb9ea | 5766 | |
6bbca910 YR |
5767 | if (!BP_NOMCP(bp)) { |
5768 | bnx2x_acquire_phy_lock(bp); | |
5769 | bnx2x_common_init_phy(bp, bp->common.shmem_base); | |
5770 | bnx2x_release_phy_lock(bp); | |
5771 | } else | |
5772 | BNX2X_ERR("Bootcode is missing - can not initialize link\n"); | |
5773 | ||
34f80b04 EG |
5774 | return 0; |
5775 | } | |
a2fbb9ea | 5776 | |
34f80b04 EG |
5777 | static int bnx2x_init_port(struct bnx2x *bp) |
5778 | { | |
5779 | int port = BP_PORT(bp); | |
94a78b79 | 5780 | int init_stage = port ? PORT1_STAGE : PORT0_STAGE; |
1c06328c | 5781 | u32 low, high; |
34f80b04 | 5782 | u32 val; |
a2fbb9ea | 5783 | |
34f80b04 EG |
5784 | DP(BNX2X_MSG_MCP, "starting port init port %x\n", port); |
5785 | ||
5786 | REG_WR(bp, NIG_REG_MASK_INTERRUPT_PORT0 + port*4, 0); | |
a2fbb9ea ET |
5787 | |
5788 | /* Port PXP comes here */ | |
94a78b79 | 5789 | bnx2x_init_block(bp, PXP_BLOCK, init_stage); |
a2fbb9ea | 5790 | /* Port PXP2 comes here */ |
94a78b79 | 5791 | bnx2x_init_block(bp, PXP2_BLOCK, init_stage); |
a2fbb9ea ET |
5792 | #ifdef BCM_ISCSI |
5793 | /* Port0 1 | |
5794 | * Port1 385 */ | |
5795 | i++; | |
5796 | wb_write[0] = ONCHIP_ADDR1(bp->timers_mapping); | |
5797 | wb_write[1] = ONCHIP_ADDR2(bp->timers_mapping); | |
5798 | REG_WR_DMAE(bp, PXP2_REG_RQ_ONCHIP_AT + i*8, wb_write, 2); | |
5799 | REG_WR(bp, PXP2_REG_PSWRQ_TM0_L2P + func*4, PXP_ONE_ILT(i)); | |
5800 | ||
5801 | /* Port0 2 | |
5802 | * Port1 386 */ | |
5803 | i++; | |
5804 | wb_write[0] = ONCHIP_ADDR1(bp->qm_mapping); | |
5805 | wb_write[1] = ONCHIP_ADDR2(bp->qm_mapping); | |
5806 | REG_WR_DMAE(bp, PXP2_REG_RQ_ONCHIP_AT + i*8, wb_write, 2); | |
5807 | REG_WR(bp, PXP2_REG_PSWRQ_QM0_L2P + func*4, PXP_ONE_ILT(i)); | |
5808 | ||
5809 | /* Port0 3 | |
5810 | * Port1 387 */ | |
5811 | i++; | |
5812 | wb_write[0] = ONCHIP_ADDR1(bp->t1_mapping); | |
5813 | wb_write[1] = ONCHIP_ADDR2(bp->t1_mapping); | |
5814 | REG_WR_DMAE(bp, PXP2_REG_RQ_ONCHIP_AT + i*8, wb_write, 2); | |
5815 | REG_WR(bp, PXP2_REG_PSWRQ_SRC0_L2P + func*4, PXP_ONE_ILT(i)); | |
5816 | #endif | |
34f80b04 | 5817 | /* Port CMs come here */ |
94a78b79 | 5818 | bnx2x_init_block(bp, XCM_BLOCK, init_stage); |
a2fbb9ea ET |
5819 | |
5820 | /* Port QM comes here */ | |
a2fbb9ea ET |
5821 | #ifdef BCM_ISCSI |
5822 | REG_WR(bp, TM_REG_LIN0_SCAN_TIME + func*4, 1024/64*20); | |
5823 | REG_WR(bp, TM_REG_LIN0_MAX_ACTIVE_CID + func*4, 31); | |
5824 | ||
94a78b79 | 5825 | bnx2x_init_block(bp, TIMERS_BLOCK, init_stage); |
a2fbb9ea ET |
5826 | #endif |
5827 | /* Port DQ comes here */ | |
94a78b79 | 5828 | bnx2x_init_block(bp, DQ_BLOCK, init_stage); |
1c06328c | 5829 | |
94a78b79 | 5830 | bnx2x_init_block(bp, BRB1_BLOCK, init_stage); |
1c06328c EG |
5831 | if (CHIP_REV_IS_SLOW(bp) && !CHIP_IS_E1H(bp)) { |
5832 | /* no pause for emulation and FPGA */ | |
5833 | low = 0; | |
5834 | high = 513; | |
5835 | } else { | |
5836 | if (IS_E1HMF(bp)) | |
5837 | low = ((bp->flags & ONE_PORT_FLAG) ? 160 : 246); | |
5838 | else if (bp->dev->mtu > 4096) { | |
5839 | if (bp->flags & ONE_PORT_FLAG) | |
5840 | low = 160; | |
5841 | else { | |
5842 | val = bp->dev->mtu; | |
5843 | /* (24*1024 + val*4)/256 */ | |
5844 | low = 96 + (val/64) + ((val % 64) ? 1 : 0); | |
5845 | } | |
5846 | } else | |
5847 | low = ((bp->flags & ONE_PORT_FLAG) ? 80 : 160); | |
5848 | high = low + 56; /* 14*1024/256 */ | |
5849 | } | |
5850 | REG_WR(bp, BRB1_REG_PAUSE_LOW_THRESHOLD_0 + port*4, low); | |
5851 | REG_WR(bp, BRB1_REG_PAUSE_HIGH_THRESHOLD_0 + port*4, high); | |
5852 | ||
5853 | ||
ad8d3948 | 5854 | /* Port PRS comes here */ |
94a78b79 | 5855 | bnx2x_init_block(bp, PRS_BLOCK, init_stage); |
a2fbb9ea | 5856 | /* Port TSDM comes here */ |
94a78b79 | 5857 | bnx2x_init_block(bp, TSDM_BLOCK, init_stage); |
a2fbb9ea | 5858 | /* Port CSDM comes here */ |
94a78b79 | 5859 | bnx2x_init_block(bp, CSDM_BLOCK, init_stage); |
a2fbb9ea | 5860 | /* Port USDM comes here */ |
94a78b79 | 5861 | bnx2x_init_block(bp, USDM_BLOCK, init_stage); |
a2fbb9ea | 5862 | /* Port XSDM comes here */ |
94a78b79 | 5863 | bnx2x_init_block(bp, XSDM_BLOCK, init_stage); |
356e2385 | 5864 | |
94a78b79 VZ |
5865 | bnx2x_init_block(bp, TSEM_BLOCK, init_stage); |
5866 | bnx2x_init_block(bp, USEM_BLOCK, init_stage); | |
5867 | bnx2x_init_block(bp, CSEM_BLOCK, init_stage); | |
5868 | bnx2x_init_block(bp, XSEM_BLOCK, init_stage); | |
356e2385 | 5869 | |
a2fbb9ea | 5870 | /* Port UPB comes here */ |
94a78b79 | 5871 | bnx2x_init_block(bp, UPB_BLOCK, init_stage); |
34f80b04 | 5872 | /* Port XPB comes here */ |
94a78b79 | 5873 | bnx2x_init_block(bp, XPB_BLOCK, init_stage); |
34f80b04 | 5874 | |
94a78b79 | 5875 | bnx2x_init_block(bp, PBF_BLOCK, init_stage); |
a2fbb9ea ET |
5876 | |
5877 | /* configure PBF to work without PAUSE mtu 9000 */ | |
34f80b04 | 5878 | REG_WR(bp, PBF_REG_P0_PAUSE_ENABLE + port*4, 0); |
a2fbb9ea ET |
5879 | |
5880 | /* update threshold */ | |
34f80b04 | 5881 | REG_WR(bp, PBF_REG_P0_ARB_THRSH + port*4, (9040/16)); |
a2fbb9ea | 5882 | /* update init credit */ |
34f80b04 | 5883 | REG_WR(bp, PBF_REG_P0_INIT_CRD + port*4, (9040/16) + 553 - 22); |
a2fbb9ea ET |
5884 | |
5885 | /* probe changes */ | |
34f80b04 | 5886 | REG_WR(bp, PBF_REG_INIT_P0 + port*4, 1); |
a2fbb9ea | 5887 | msleep(5); |
34f80b04 | 5888 | REG_WR(bp, PBF_REG_INIT_P0 + port*4, 0); |
a2fbb9ea ET |
5889 | |
5890 | #ifdef BCM_ISCSI | |
5891 | /* tell the searcher where the T2 table is */ | |
5892 | REG_WR(bp, SRC_REG_COUNTFREE0 + func*4, 16*1024/64); | |
5893 | ||
5894 | wb_write[0] = U64_LO(bp->t2_mapping); | |
5895 | wb_write[1] = U64_HI(bp->t2_mapping); | |
5896 | REG_WR_DMAE(bp, SRC_REG_FIRSTFREE0 + func*4, wb_write, 2); | |
5897 | wb_write[0] = U64_LO((u64)bp->t2_mapping + 16*1024 - 64); | |
5898 | wb_write[1] = U64_HI((u64)bp->t2_mapping + 16*1024 - 64); | |
5899 | REG_WR_DMAE(bp, SRC_REG_LASTFREE0 + func*4, wb_write, 2); | |
5900 | ||
5901 | REG_WR(bp, SRC_REG_NUMBER_HASH_BITS0 + func*4, 10); | |
5902 | /* Port SRCH comes here */ | |
5903 | #endif | |
5904 | /* Port CDU comes here */ | |
94a78b79 | 5905 | bnx2x_init_block(bp, CDU_BLOCK, init_stage); |
a2fbb9ea | 5906 | /* Port CFC comes here */ |
94a78b79 | 5907 | bnx2x_init_block(bp, CFC_BLOCK, init_stage); |
34f80b04 EG |
5908 | |
5909 | if (CHIP_IS_E1(bp)) { | |
5910 | REG_WR(bp, HC_REG_LEADING_EDGE_0 + port*8, 0); | |
5911 | REG_WR(bp, HC_REG_TRAILING_EDGE_0 + port*8, 0); | |
5912 | } | |
94a78b79 | 5913 | bnx2x_init_block(bp, HC_BLOCK, init_stage); |
34f80b04 | 5914 | |
94a78b79 | 5915 | bnx2x_init_block(bp, MISC_AEU_BLOCK, init_stage); |
34f80b04 EG |
5916 | /* init aeu_mask_attn_func_0/1: |
5917 | * - SF mode: bits 3-7 are masked. only bits 0-2 are in use | |
5918 | * - MF mode: bit 3 is masked. bits 0-2 are in use as in SF | |
5919 | * bits 4-7 are used for "per vn group attention" */ | |
5920 | REG_WR(bp, MISC_REG_AEU_MASK_ATTN_FUNC_0 + port*4, | |
5921 | (IS_E1HMF(bp) ? 0xF7 : 0x7)); | |
5922 | ||
a2fbb9ea | 5923 | /* Port PXPCS comes here */ |
94a78b79 | 5924 | bnx2x_init_block(bp, PXPCS_BLOCK, init_stage); |
a2fbb9ea | 5925 | /* Port EMAC0 comes here */ |
94a78b79 | 5926 | bnx2x_init_block(bp, EMAC0_BLOCK, init_stage); |
a2fbb9ea | 5927 | /* Port EMAC1 comes here */ |
94a78b79 | 5928 | bnx2x_init_block(bp, EMAC1_BLOCK, init_stage); |
a2fbb9ea | 5929 | /* Port DBU comes here */ |
94a78b79 | 5930 | bnx2x_init_block(bp, DBU_BLOCK, init_stage); |
a2fbb9ea | 5931 | /* Port DBG comes here */ |
94a78b79 | 5932 | bnx2x_init_block(bp, DBG_BLOCK, init_stage); |
356e2385 | 5933 | |
94a78b79 | 5934 | bnx2x_init_block(bp, NIG_BLOCK, init_stage); |
34f80b04 EG |
5935 | |
5936 | REG_WR(bp, NIG_REG_XGXS_SERDES0_MODE_SEL + port*4, 1); | |
5937 | ||
5938 | if (CHIP_IS_E1H(bp)) { | |
34f80b04 EG |
5939 | /* 0x2 disable e1hov, 0x1 enable */ |
5940 | REG_WR(bp, NIG_REG_LLH0_BRB1_DRV_MASK_MF + port*4, | |
5941 | (IS_E1HMF(bp) ? 0x1 : 0x2)); | |
5942 | ||
1c06328c EG |
5943 | /* support pause requests from USDM, TSDM and BRB */ |
5944 | REG_WR(bp, NIG_REG_LLFC_EGRESS_SRC_ENABLE_0 + port*4, 0x7); | |
5945 | ||
5946 | { | |
5947 | REG_WR(bp, NIG_REG_LLFC_ENABLE_0 + port*4, 0); | |
5948 | REG_WR(bp, NIG_REG_LLFC_OUT_EN_0 + port*4, 0); | |
5949 | REG_WR(bp, NIG_REG_PAUSE_ENABLE_0 + port*4, 1); | |
5950 | } | |
34f80b04 EG |
5951 | } |
5952 | ||
a2fbb9ea | 5953 | /* Port MCP comes here */ |
94a78b79 | 5954 | bnx2x_init_block(bp, MCP_BLOCK, init_stage); |
a2fbb9ea | 5955 | /* Port DMAE comes here */ |
94a78b79 | 5956 | bnx2x_init_block(bp, DMAE_BLOCK, init_stage); |
a2fbb9ea | 5957 | |
35b19ba5 | 5958 | switch (XGXS_EXT_PHY_TYPE(bp->link_params.ext_phy_config)) { |
589abe3a EG |
5959 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726: |
5960 | { | |
5961 | u32 swap_val, swap_override, aeu_gpio_mask, offset; | |
5962 | ||
5963 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_3, | |
5964 | MISC_REGISTERS_GPIO_INPUT_HI_Z, port); | |
5965 | ||
5966 | /* The GPIO should be swapped if the swap register is | |
5967 | set and active */ | |
5968 | swap_val = REG_RD(bp, NIG_REG_PORT_SWAP); | |
5969 | swap_override = REG_RD(bp, NIG_REG_STRAP_OVERRIDE); | |
5970 | ||
5971 | /* Select function upon port-swap configuration */ | |
5972 | if (port == 0) { | |
5973 | offset = MISC_REG_AEU_ENABLE1_FUNC_0_OUT_0; | |
5974 | aeu_gpio_mask = (swap_val && swap_override) ? | |
5975 | AEU_INPUTS_ATTN_BITS_GPIO3_FUNCTION_1 : | |
5976 | AEU_INPUTS_ATTN_BITS_GPIO3_FUNCTION_0; | |
5977 | } else { | |
5978 | offset = MISC_REG_AEU_ENABLE1_FUNC_1_OUT_0; | |
5979 | aeu_gpio_mask = (swap_val && swap_override) ? | |
5980 | AEU_INPUTS_ATTN_BITS_GPIO3_FUNCTION_0 : | |
5981 | AEU_INPUTS_ATTN_BITS_GPIO3_FUNCTION_1; | |
5982 | } | |
5983 | val = REG_RD(bp, offset); | |
5984 | /* add GPIO3 to group */ | |
5985 | val |= aeu_gpio_mask; | |
5986 | REG_WR(bp, offset, val); | |
5987 | } | |
5988 | break; | |
5989 | ||
35b19ba5 | 5990 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101: |
f1410647 ET |
5991 | /* add SPIO 5 to group 0 */ |
5992 | val = REG_RD(bp, MISC_REG_AEU_ENABLE1_FUNC_0_OUT_0); | |
5993 | val |= AEU_INPUTS_ATTN_BITS_SPIO5; | |
5994 | REG_WR(bp, MISC_REG_AEU_ENABLE1_FUNC_0_OUT_0, val); | |
5995 | break; | |
5996 | ||
5997 | default: | |
5998 | break; | |
5999 | } | |
6000 | ||
c18487ee | 6001 | bnx2x__link_reset(bp); |
a2fbb9ea | 6002 | |
34f80b04 EG |
6003 | return 0; |
6004 | } | |
6005 | ||
6006 | #define ILT_PER_FUNC (768/2) | |
6007 | #define FUNC_ILT_BASE(func) (func * ILT_PER_FUNC) | |
6008 | /* the phys address is shifted right 12 bits and has an added | |
6009 | 1=valid bit added to the 53rd bit | |
6010 | then since this is a wide register(TM) | |
6011 | we split it into two 32 bit writes | |
6012 | */ | |
6013 | #define ONCHIP_ADDR1(x) ((u32)(((u64)x >> 12) & 0xFFFFFFFF)) | |
6014 | #define ONCHIP_ADDR2(x) ((u32)((1 << 20) | ((u64)x >> 44))) | |
6015 | #define PXP_ONE_ILT(x) (((x) << 10) | x) | |
6016 | #define PXP_ILT_RANGE(f, l) (((l) << 10) | f) | |
6017 | ||
6018 | #define CNIC_ILT_LINES 0 | |
6019 | ||
6020 | static void bnx2x_ilt_wr(struct bnx2x *bp, u32 index, dma_addr_t addr) | |
6021 | { | |
6022 | int reg; | |
6023 | ||
6024 | if (CHIP_IS_E1H(bp)) | |
6025 | reg = PXP2_REG_RQ_ONCHIP_AT_B0 + index*8; | |
6026 | else /* E1 */ | |
6027 | reg = PXP2_REG_RQ_ONCHIP_AT + index*8; | |
6028 | ||
6029 | bnx2x_wb_wr(bp, reg, ONCHIP_ADDR1(addr), ONCHIP_ADDR2(addr)); | |
6030 | } | |
6031 | ||
6032 | static int bnx2x_init_func(struct bnx2x *bp) | |
6033 | { | |
6034 | int port = BP_PORT(bp); | |
6035 | int func = BP_FUNC(bp); | |
8badd27a | 6036 | u32 addr, val; |
34f80b04 EG |
6037 | int i; |
6038 | ||
6039 | DP(BNX2X_MSG_MCP, "starting func init func %x\n", func); | |
6040 | ||
8badd27a EG |
6041 | /* set MSI reconfigure capability */ |
6042 | addr = (port ? HC_REG_CONFIG_1 : HC_REG_CONFIG_0); | |
6043 | val = REG_RD(bp, addr); | |
6044 | val |= HC_CONFIG_0_REG_MSI_ATTN_EN_0; | |
6045 | REG_WR(bp, addr, val); | |
6046 | ||
34f80b04 EG |
6047 | i = FUNC_ILT_BASE(func); |
6048 | ||
6049 | bnx2x_ilt_wr(bp, i, bnx2x_sp_mapping(bp, context)); | |
6050 | if (CHIP_IS_E1H(bp)) { | |
6051 | REG_WR(bp, PXP2_REG_RQ_CDU_FIRST_ILT, i); | |
6052 | REG_WR(bp, PXP2_REG_RQ_CDU_LAST_ILT, i + CNIC_ILT_LINES); | |
6053 | } else /* E1 */ | |
6054 | REG_WR(bp, PXP2_REG_PSWRQ_CDU0_L2P + func*4, | |
6055 | PXP_ILT_RANGE(i, i + CNIC_ILT_LINES)); | |
6056 | ||
6057 | ||
6058 | if (CHIP_IS_E1H(bp)) { | |
6059 | for (i = 0; i < 9; i++) | |
6060 | bnx2x_init_block(bp, | |
94a78b79 | 6061 | cm_blocks[i], FUNC0_STAGE + func); |
34f80b04 EG |
6062 | |
6063 | REG_WR(bp, NIG_REG_LLH0_FUNC_EN + port*8, 1); | |
6064 | REG_WR(bp, NIG_REG_LLH0_FUNC_VLAN_ID + port*8, bp->e1hov); | |
6065 | } | |
6066 | ||
6067 | /* HC init per function */ | |
6068 | if (CHIP_IS_E1H(bp)) { | |
6069 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_12 + func*4, 0); | |
6070 | ||
6071 | REG_WR(bp, HC_REG_LEADING_EDGE_0 + port*8, 0); | |
6072 | REG_WR(bp, HC_REG_TRAILING_EDGE_0 + port*8, 0); | |
6073 | } | |
94a78b79 | 6074 | bnx2x_init_block(bp, HC_BLOCK, FUNC0_STAGE + func); |
34f80b04 | 6075 | |
c14423fe | 6076 | /* Reset PCIE errors for debug */ |
a2fbb9ea ET |
6077 | REG_WR(bp, 0x2114, 0xffffffff); |
6078 | REG_WR(bp, 0x2120, 0xffffffff); | |
a2fbb9ea | 6079 | |
34f80b04 EG |
6080 | return 0; |
6081 | } | |
6082 | ||
6083 | static int bnx2x_init_hw(struct bnx2x *bp, u32 load_code) | |
6084 | { | |
6085 | int i, rc = 0; | |
a2fbb9ea | 6086 | |
34f80b04 EG |
6087 | DP(BNX2X_MSG_MCP, "function %d load_code %x\n", |
6088 | BP_FUNC(bp), load_code); | |
a2fbb9ea | 6089 | |
34f80b04 EG |
6090 | bp->dmae_ready = 0; |
6091 | mutex_init(&bp->dmae_mutex); | |
6092 | bnx2x_gunzip_init(bp); | |
a2fbb9ea | 6093 | |
34f80b04 EG |
6094 | switch (load_code) { |
6095 | case FW_MSG_CODE_DRV_LOAD_COMMON: | |
6096 | rc = bnx2x_init_common(bp); | |
6097 | if (rc) | |
6098 | goto init_hw_err; | |
6099 | /* no break */ | |
6100 | ||
6101 | case FW_MSG_CODE_DRV_LOAD_PORT: | |
6102 | bp->dmae_ready = 1; | |
6103 | rc = bnx2x_init_port(bp); | |
6104 | if (rc) | |
6105 | goto init_hw_err; | |
6106 | /* no break */ | |
6107 | ||
6108 | case FW_MSG_CODE_DRV_LOAD_FUNCTION: | |
6109 | bp->dmae_ready = 1; | |
6110 | rc = bnx2x_init_func(bp); | |
6111 | if (rc) | |
6112 | goto init_hw_err; | |
6113 | break; | |
6114 | ||
6115 | default: | |
6116 | BNX2X_ERR("Unknown load_code (0x%x) from MCP\n", load_code); | |
6117 | break; | |
6118 | } | |
6119 | ||
6120 | if (!BP_NOMCP(bp)) { | |
6121 | int func = BP_FUNC(bp); | |
a2fbb9ea ET |
6122 | |
6123 | bp->fw_drv_pulse_wr_seq = | |
34f80b04 | 6124 | (SHMEM_RD(bp, func_mb[func].drv_pulse_mb) & |
a2fbb9ea | 6125 | DRV_PULSE_SEQ_MASK); |
34f80b04 EG |
6126 | bp->func_stx = SHMEM_RD(bp, func_mb[func].fw_mb_param); |
6127 | DP(BNX2X_MSG_MCP, "drv_pulse 0x%x func_stx 0x%x\n", | |
6128 | bp->fw_drv_pulse_wr_seq, bp->func_stx); | |
6129 | } else | |
6130 | bp->func_stx = 0; | |
a2fbb9ea | 6131 | |
34f80b04 EG |
6132 | /* this needs to be done before gunzip end */ |
6133 | bnx2x_zero_def_sb(bp); | |
6134 | for_each_queue(bp, i) | |
6135 | bnx2x_zero_sb(bp, BP_L_ID(bp) + i); | |
6136 | ||
6137 | init_hw_err: | |
6138 | bnx2x_gunzip_end(bp); | |
6139 | ||
6140 | return rc; | |
a2fbb9ea ET |
6141 | } |
6142 | ||
c14423fe | 6143 | /* send the MCP a request, block until there is a reply */ |
a2fbb9ea ET |
6144 | static u32 bnx2x_fw_command(struct bnx2x *bp, u32 command) |
6145 | { | |
34f80b04 | 6146 | int func = BP_FUNC(bp); |
f1410647 ET |
6147 | u32 seq = ++bp->fw_seq; |
6148 | u32 rc = 0; | |
19680c48 EG |
6149 | u32 cnt = 1; |
6150 | u8 delay = CHIP_REV_IS_SLOW(bp) ? 100 : 10; | |
a2fbb9ea | 6151 | |
34f80b04 | 6152 | SHMEM_WR(bp, func_mb[func].drv_mb_header, (command | seq)); |
f1410647 | 6153 | DP(BNX2X_MSG_MCP, "wrote command (%x) to FW MB\n", (command | seq)); |
a2fbb9ea | 6154 | |
19680c48 EG |
6155 | do { |
6156 | /* let the FW do it's magic ... */ | |
6157 | msleep(delay); | |
a2fbb9ea | 6158 | |
19680c48 | 6159 | rc = SHMEM_RD(bp, func_mb[func].fw_mb_header); |
a2fbb9ea | 6160 | |
19680c48 EG |
6161 | /* Give the FW up to 2 second (200*10ms) */ |
6162 | } while ((seq != (rc & FW_MSG_SEQ_NUMBER_MASK)) && (cnt++ < 200)); | |
6163 | ||
6164 | DP(BNX2X_MSG_MCP, "[after %d ms] read (%x) seq is (%x) from FW MB\n", | |
6165 | cnt*delay, rc, seq); | |
a2fbb9ea ET |
6166 | |
6167 | /* is this a reply to our command? */ | |
6168 | if (seq == (rc & FW_MSG_SEQ_NUMBER_MASK)) { | |
6169 | rc &= FW_MSG_CODE_MASK; | |
f1410647 | 6170 | |
a2fbb9ea ET |
6171 | } else { |
6172 | /* FW BUG! */ | |
6173 | BNX2X_ERR("FW failed to respond!\n"); | |
6174 | bnx2x_fw_dump(bp); | |
6175 | rc = 0; | |
6176 | } | |
f1410647 | 6177 | |
a2fbb9ea ET |
6178 | return rc; |
6179 | } | |
6180 | ||
6181 | static void bnx2x_free_mem(struct bnx2x *bp) | |
6182 | { | |
6183 | ||
6184 | #define BNX2X_PCI_FREE(x, y, size) \ | |
6185 | do { \ | |
6186 | if (x) { \ | |
6187 | pci_free_consistent(bp->pdev, size, x, y); \ | |
6188 | x = NULL; \ | |
6189 | y = 0; \ | |
6190 | } \ | |
6191 | } while (0) | |
6192 | ||
6193 | #define BNX2X_FREE(x) \ | |
6194 | do { \ | |
6195 | if (x) { \ | |
6196 | vfree(x); \ | |
6197 | x = NULL; \ | |
6198 | } \ | |
6199 | } while (0) | |
6200 | ||
6201 | int i; | |
6202 | ||
6203 | /* fastpath */ | |
555f6c78 | 6204 | /* Common */ |
a2fbb9ea ET |
6205 | for_each_queue(bp, i) { |
6206 | ||
555f6c78 | 6207 | /* status blocks */ |
a2fbb9ea ET |
6208 | BNX2X_PCI_FREE(bnx2x_fp(bp, i, status_blk), |
6209 | bnx2x_fp(bp, i, status_blk_mapping), | |
6210 | sizeof(struct host_status_block) + | |
6211 | sizeof(struct eth_tx_db_data)); | |
555f6c78 EG |
6212 | } |
6213 | /* Rx */ | |
6214 | for_each_rx_queue(bp, i) { | |
a2fbb9ea | 6215 | |
555f6c78 | 6216 | /* fastpath rx rings: rx_buf rx_desc rx_comp */ |
a2fbb9ea ET |
6217 | BNX2X_FREE(bnx2x_fp(bp, i, rx_buf_ring)); |
6218 | BNX2X_PCI_FREE(bnx2x_fp(bp, i, rx_desc_ring), | |
6219 | bnx2x_fp(bp, i, rx_desc_mapping), | |
6220 | sizeof(struct eth_rx_bd) * NUM_RX_BD); | |
6221 | ||
6222 | BNX2X_PCI_FREE(bnx2x_fp(bp, i, rx_comp_ring), | |
6223 | bnx2x_fp(bp, i, rx_comp_mapping), | |
6224 | sizeof(struct eth_fast_path_rx_cqe) * | |
6225 | NUM_RCQ_BD); | |
a2fbb9ea | 6226 | |
7a9b2557 | 6227 | /* SGE ring */ |
32626230 | 6228 | BNX2X_FREE(bnx2x_fp(bp, i, rx_page_ring)); |
7a9b2557 VZ |
6229 | BNX2X_PCI_FREE(bnx2x_fp(bp, i, rx_sge_ring), |
6230 | bnx2x_fp(bp, i, rx_sge_mapping), | |
6231 | BCM_PAGE_SIZE * NUM_RX_SGE_PAGES); | |
6232 | } | |
555f6c78 EG |
6233 | /* Tx */ |
6234 | for_each_tx_queue(bp, i) { | |
6235 | ||
6236 | /* fastpath tx rings: tx_buf tx_desc */ | |
6237 | BNX2X_FREE(bnx2x_fp(bp, i, tx_buf_ring)); | |
6238 | BNX2X_PCI_FREE(bnx2x_fp(bp, i, tx_desc_ring), | |
6239 | bnx2x_fp(bp, i, tx_desc_mapping), | |
6240 | sizeof(struct eth_tx_bd) * NUM_TX_BD); | |
6241 | } | |
a2fbb9ea ET |
6242 | /* end of fastpath */ |
6243 | ||
6244 | BNX2X_PCI_FREE(bp->def_status_blk, bp->def_status_blk_mapping, | |
34f80b04 | 6245 | sizeof(struct host_def_status_block)); |
a2fbb9ea ET |
6246 | |
6247 | BNX2X_PCI_FREE(bp->slowpath, bp->slowpath_mapping, | |
34f80b04 | 6248 | sizeof(struct bnx2x_slowpath)); |
a2fbb9ea ET |
6249 | |
6250 | #ifdef BCM_ISCSI | |
6251 | BNX2X_PCI_FREE(bp->t1, bp->t1_mapping, 64*1024); | |
6252 | BNX2X_PCI_FREE(bp->t2, bp->t2_mapping, 16*1024); | |
6253 | BNX2X_PCI_FREE(bp->timers, bp->timers_mapping, 8*1024); | |
6254 | BNX2X_PCI_FREE(bp->qm, bp->qm_mapping, 128*1024); | |
6255 | #endif | |
7a9b2557 | 6256 | BNX2X_PCI_FREE(bp->spq, bp->spq_mapping, BCM_PAGE_SIZE); |
a2fbb9ea ET |
6257 | |
6258 | #undef BNX2X_PCI_FREE | |
6259 | #undef BNX2X_KFREE | |
6260 | } | |
6261 | ||
6262 | static int bnx2x_alloc_mem(struct bnx2x *bp) | |
6263 | { | |
6264 | ||
6265 | #define BNX2X_PCI_ALLOC(x, y, size) \ | |
6266 | do { \ | |
6267 | x = pci_alloc_consistent(bp->pdev, size, y); \ | |
6268 | if (x == NULL) \ | |
6269 | goto alloc_mem_err; \ | |
6270 | memset(x, 0, size); \ | |
6271 | } while (0) | |
6272 | ||
6273 | #define BNX2X_ALLOC(x, size) \ | |
6274 | do { \ | |
6275 | x = vmalloc(size); \ | |
6276 | if (x == NULL) \ | |
6277 | goto alloc_mem_err; \ | |
6278 | memset(x, 0, size); \ | |
6279 | } while (0) | |
6280 | ||
6281 | int i; | |
6282 | ||
6283 | /* fastpath */ | |
555f6c78 | 6284 | /* Common */ |
a2fbb9ea ET |
6285 | for_each_queue(bp, i) { |
6286 | bnx2x_fp(bp, i, bp) = bp; | |
6287 | ||
555f6c78 | 6288 | /* status blocks */ |
a2fbb9ea ET |
6289 | BNX2X_PCI_ALLOC(bnx2x_fp(bp, i, status_blk), |
6290 | &bnx2x_fp(bp, i, status_blk_mapping), | |
6291 | sizeof(struct host_status_block) + | |
6292 | sizeof(struct eth_tx_db_data)); | |
555f6c78 EG |
6293 | } |
6294 | /* Rx */ | |
6295 | for_each_rx_queue(bp, i) { | |
a2fbb9ea | 6296 | |
555f6c78 | 6297 | /* fastpath rx rings: rx_buf rx_desc rx_comp */ |
a2fbb9ea ET |
6298 | BNX2X_ALLOC(bnx2x_fp(bp, i, rx_buf_ring), |
6299 | sizeof(struct sw_rx_bd) * NUM_RX_BD); | |
6300 | BNX2X_PCI_ALLOC(bnx2x_fp(bp, i, rx_desc_ring), | |
6301 | &bnx2x_fp(bp, i, rx_desc_mapping), | |
6302 | sizeof(struct eth_rx_bd) * NUM_RX_BD); | |
6303 | ||
6304 | BNX2X_PCI_ALLOC(bnx2x_fp(bp, i, rx_comp_ring), | |
6305 | &bnx2x_fp(bp, i, rx_comp_mapping), | |
6306 | sizeof(struct eth_fast_path_rx_cqe) * | |
6307 | NUM_RCQ_BD); | |
6308 | ||
7a9b2557 VZ |
6309 | /* SGE ring */ |
6310 | BNX2X_ALLOC(bnx2x_fp(bp, i, rx_page_ring), | |
6311 | sizeof(struct sw_rx_page) * NUM_RX_SGE); | |
6312 | BNX2X_PCI_ALLOC(bnx2x_fp(bp, i, rx_sge_ring), | |
6313 | &bnx2x_fp(bp, i, rx_sge_mapping), | |
6314 | BCM_PAGE_SIZE * NUM_RX_SGE_PAGES); | |
a2fbb9ea | 6315 | } |
555f6c78 EG |
6316 | /* Tx */ |
6317 | for_each_tx_queue(bp, i) { | |
6318 | ||
6319 | bnx2x_fp(bp, i, hw_tx_prods) = | |
6320 | (void *)(bnx2x_fp(bp, i, status_blk) + 1); | |
6321 | ||
6322 | bnx2x_fp(bp, i, tx_prods_mapping) = | |
6323 | bnx2x_fp(bp, i, status_blk_mapping) + | |
6324 | sizeof(struct host_status_block); | |
6325 | ||
6326 | /* fastpath tx rings: tx_buf tx_desc */ | |
6327 | BNX2X_ALLOC(bnx2x_fp(bp, i, tx_buf_ring), | |
6328 | sizeof(struct sw_tx_bd) * NUM_TX_BD); | |
6329 | BNX2X_PCI_ALLOC(bnx2x_fp(bp, i, tx_desc_ring), | |
6330 | &bnx2x_fp(bp, i, tx_desc_mapping), | |
6331 | sizeof(struct eth_tx_bd) * NUM_TX_BD); | |
6332 | } | |
a2fbb9ea ET |
6333 | /* end of fastpath */ |
6334 | ||
6335 | BNX2X_PCI_ALLOC(bp->def_status_blk, &bp->def_status_blk_mapping, | |
6336 | sizeof(struct host_def_status_block)); | |
6337 | ||
6338 | BNX2X_PCI_ALLOC(bp->slowpath, &bp->slowpath_mapping, | |
6339 | sizeof(struct bnx2x_slowpath)); | |
6340 | ||
6341 | #ifdef BCM_ISCSI | |
6342 | BNX2X_PCI_ALLOC(bp->t1, &bp->t1_mapping, 64*1024); | |
6343 | ||
6344 | /* Initialize T1 */ | |
6345 | for (i = 0; i < 64*1024; i += 64) { | |
6346 | *(u64 *)((char *)bp->t1 + i + 56) = 0x0UL; | |
6347 | *(u64 *)((char *)bp->t1 + i + 3) = 0x0UL; | |
6348 | } | |
6349 | ||
6350 | /* allocate searcher T2 table | |
6351 | we allocate 1/4 of alloc num for T2 | |
6352 | (which is not entered into the ILT) */ | |
6353 | BNX2X_PCI_ALLOC(bp->t2, &bp->t2_mapping, 16*1024); | |
6354 | ||
6355 | /* Initialize T2 */ | |
6356 | for (i = 0; i < 16*1024; i += 64) | |
6357 | * (u64 *)((char *)bp->t2 + i + 56) = bp->t2_mapping + i + 64; | |
6358 | ||
c14423fe | 6359 | /* now fixup the last line in the block to point to the next block */ |
a2fbb9ea ET |
6360 | *(u64 *)((char *)bp->t2 + 1024*16-8) = bp->t2_mapping; |
6361 | ||
6362 | /* Timer block array (MAX_CONN*8) phys uncached for now 1024 conns */ | |
6363 | BNX2X_PCI_ALLOC(bp->timers, &bp->timers_mapping, 8*1024); | |
6364 | ||
6365 | /* QM queues (128*MAX_CONN) */ | |
6366 | BNX2X_PCI_ALLOC(bp->qm, &bp->qm_mapping, 128*1024); | |
6367 | #endif | |
6368 | ||
6369 | /* Slow path ring */ | |
6370 | BNX2X_PCI_ALLOC(bp->spq, &bp->spq_mapping, BCM_PAGE_SIZE); | |
6371 | ||
6372 | return 0; | |
6373 | ||
6374 | alloc_mem_err: | |
6375 | bnx2x_free_mem(bp); | |
6376 | return -ENOMEM; | |
6377 | ||
6378 | #undef BNX2X_PCI_ALLOC | |
6379 | #undef BNX2X_ALLOC | |
6380 | } | |
6381 | ||
6382 | static void bnx2x_free_tx_skbs(struct bnx2x *bp) | |
6383 | { | |
6384 | int i; | |
6385 | ||
555f6c78 | 6386 | for_each_tx_queue(bp, i) { |
a2fbb9ea ET |
6387 | struct bnx2x_fastpath *fp = &bp->fp[i]; |
6388 | ||
6389 | u16 bd_cons = fp->tx_bd_cons; | |
6390 | u16 sw_prod = fp->tx_pkt_prod; | |
6391 | u16 sw_cons = fp->tx_pkt_cons; | |
6392 | ||
a2fbb9ea ET |
6393 | while (sw_cons != sw_prod) { |
6394 | bd_cons = bnx2x_free_tx_pkt(bp, fp, TX_BD(sw_cons)); | |
6395 | sw_cons++; | |
6396 | } | |
6397 | } | |
6398 | } | |
6399 | ||
6400 | static void bnx2x_free_rx_skbs(struct bnx2x *bp) | |
6401 | { | |
6402 | int i, j; | |
6403 | ||
555f6c78 | 6404 | for_each_rx_queue(bp, j) { |
a2fbb9ea ET |
6405 | struct bnx2x_fastpath *fp = &bp->fp[j]; |
6406 | ||
a2fbb9ea ET |
6407 | for (i = 0; i < NUM_RX_BD; i++) { |
6408 | struct sw_rx_bd *rx_buf = &fp->rx_buf_ring[i]; | |
6409 | struct sk_buff *skb = rx_buf->skb; | |
6410 | ||
6411 | if (skb == NULL) | |
6412 | continue; | |
6413 | ||
6414 | pci_unmap_single(bp->pdev, | |
6415 | pci_unmap_addr(rx_buf, mapping), | |
356e2385 | 6416 | bp->rx_buf_size, PCI_DMA_FROMDEVICE); |
a2fbb9ea ET |
6417 | |
6418 | rx_buf->skb = NULL; | |
6419 | dev_kfree_skb(skb); | |
6420 | } | |
7a9b2557 | 6421 | if (!fp->disable_tpa) |
32626230 EG |
6422 | bnx2x_free_tpa_pool(bp, fp, CHIP_IS_E1(bp) ? |
6423 | ETH_MAX_AGGREGATION_QUEUES_E1 : | |
7a9b2557 | 6424 | ETH_MAX_AGGREGATION_QUEUES_E1H); |
a2fbb9ea ET |
6425 | } |
6426 | } | |
6427 | ||
6428 | static void bnx2x_free_skbs(struct bnx2x *bp) | |
6429 | { | |
6430 | bnx2x_free_tx_skbs(bp); | |
6431 | bnx2x_free_rx_skbs(bp); | |
6432 | } | |
6433 | ||
6434 | static void bnx2x_free_msix_irqs(struct bnx2x *bp) | |
6435 | { | |
34f80b04 | 6436 | int i, offset = 1; |
a2fbb9ea ET |
6437 | |
6438 | free_irq(bp->msix_table[0].vector, bp->dev); | |
c14423fe | 6439 | DP(NETIF_MSG_IFDOWN, "released sp irq (%d)\n", |
a2fbb9ea ET |
6440 | bp->msix_table[0].vector); |
6441 | ||
6442 | for_each_queue(bp, i) { | |
c14423fe | 6443 | DP(NETIF_MSG_IFDOWN, "about to release fp #%d->%d irq " |
34f80b04 | 6444 | "state %x\n", i, bp->msix_table[i + offset].vector, |
a2fbb9ea ET |
6445 | bnx2x_fp(bp, i, state)); |
6446 | ||
34f80b04 | 6447 | free_irq(bp->msix_table[i + offset].vector, &bp->fp[i]); |
a2fbb9ea | 6448 | } |
a2fbb9ea ET |
6449 | } |
6450 | ||
6451 | static void bnx2x_free_irq(struct bnx2x *bp) | |
6452 | { | |
a2fbb9ea | 6453 | if (bp->flags & USING_MSIX_FLAG) { |
a2fbb9ea ET |
6454 | bnx2x_free_msix_irqs(bp); |
6455 | pci_disable_msix(bp->pdev); | |
a2fbb9ea ET |
6456 | bp->flags &= ~USING_MSIX_FLAG; |
6457 | ||
8badd27a EG |
6458 | } else if (bp->flags & USING_MSI_FLAG) { |
6459 | free_irq(bp->pdev->irq, bp->dev); | |
6460 | pci_disable_msi(bp->pdev); | |
6461 | bp->flags &= ~USING_MSI_FLAG; | |
6462 | ||
a2fbb9ea ET |
6463 | } else |
6464 | free_irq(bp->pdev->irq, bp->dev); | |
6465 | } | |
6466 | ||
6467 | static int bnx2x_enable_msix(struct bnx2x *bp) | |
6468 | { | |
8badd27a EG |
6469 | int i, rc, offset = 1; |
6470 | int igu_vec = 0; | |
a2fbb9ea | 6471 | |
8badd27a EG |
6472 | bp->msix_table[0].entry = igu_vec; |
6473 | DP(NETIF_MSG_IFUP, "msix_table[0].entry = %d (slowpath)\n", igu_vec); | |
a2fbb9ea | 6474 | |
34f80b04 | 6475 | for_each_queue(bp, i) { |
8badd27a | 6476 | igu_vec = BP_L_ID(bp) + offset + i; |
34f80b04 EG |
6477 | bp->msix_table[i + offset].entry = igu_vec; |
6478 | DP(NETIF_MSG_IFUP, "msix_table[%d].entry = %d " | |
6479 | "(fastpath #%u)\n", i + offset, igu_vec, i); | |
a2fbb9ea ET |
6480 | } |
6481 | ||
34f80b04 | 6482 | rc = pci_enable_msix(bp->pdev, &bp->msix_table[0], |
555f6c78 | 6483 | BNX2X_NUM_QUEUES(bp) + offset); |
34f80b04 | 6484 | if (rc) { |
8badd27a EG |
6485 | DP(NETIF_MSG_IFUP, "MSI-X is not attainable rc %d\n", rc); |
6486 | return rc; | |
34f80b04 | 6487 | } |
8badd27a | 6488 | |
a2fbb9ea ET |
6489 | bp->flags |= USING_MSIX_FLAG; |
6490 | ||
6491 | return 0; | |
a2fbb9ea ET |
6492 | } |
6493 | ||
a2fbb9ea ET |
6494 | static int bnx2x_req_msix_irqs(struct bnx2x *bp) |
6495 | { | |
34f80b04 | 6496 | int i, rc, offset = 1; |
a2fbb9ea | 6497 | |
a2fbb9ea ET |
6498 | rc = request_irq(bp->msix_table[0].vector, bnx2x_msix_sp_int, 0, |
6499 | bp->dev->name, bp->dev); | |
a2fbb9ea ET |
6500 | if (rc) { |
6501 | BNX2X_ERR("request sp irq failed\n"); | |
6502 | return -EBUSY; | |
6503 | } | |
6504 | ||
6505 | for_each_queue(bp, i) { | |
555f6c78 EG |
6506 | struct bnx2x_fastpath *fp = &bp->fp[i]; |
6507 | ||
6508 | sprintf(fp->name, "%s.fp%d", bp->dev->name, i); | |
34f80b04 | 6509 | rc = request_irq(bp->msix_table[i + offset].vector, |
555f6c78 | 6510 | bnx2x_msix_fp_int, 0, fp->name, fp); |
a2fbb9ea | 6511 | if (rc) { |
555f6c78 | 6512 | BNX2X_ERR("request fp #%d irq failed rc %d\n", i, rc); |
a2fbb9ea ET |
6513 | bnx2x_free_msix_irqs(bp); |
6514 | return -EBUSY; | |
6515 | } | |
6516 | ||
555f6c78 | 6517 | fp->state = BNX2X_FP_STATE_IRQ; |
a2fbb9ea ET |
6518 | } |
6519 | ||
555f6c78 EG |
6520 | i = BNX2X_NUM_QUEUES(bp); |
6521 | if (is_multi(bp)) | |
6522 | printk(KERN_INFO PFX | |
6523 | "%s: using MSI-X IRQs: sp %d fp %d - %d\n", | |
6524 | bp->dev->name, bp->msix_table[0].vector, | |
6525 | bp->msix_table[offset].vector, | |
6526 | bp->msix_table[offset + i - 1].vector); | |
6527 | else | |
6528 | printk(KERN_INFO PFX "%s: using MSI-X IRQs: sp %d fp %d\n", | |
6529 | bp->dev->name, bp->msix_table[0].vector, | |
6530 | bp->msix_table[offset + i - 1].vector); | |
6531 | ||
a2fbb9ea | 6532 | return 0; |
a2fbb9ea ET |
6533 | } |
6534 | ||
8badd27a EG |
6535 | static int bnx2x_enable_msi(struct bnx2x *bp) |
6536 | { | |
6537 | int rc; | |
6538 | ||
6539 | rc = pci_enable_msi(bp->pdev); | |
6540 | if (rc) { | |
6541 | DP(NETIF_MSG_IFUP, "MSI is not attainable\n"); | |
6542 | return -1; | |
6543 | } | |
6544 | bp->flags |= USING_MSI_FLAG; | |
6545 | ||
6546 | return 0; | |
6547 | } | |
6548 | ||
a2fbb9ea ET |
6549 | static int bnx2x_req_irq(struct bnx2x *bp) |
6550 | { | |
8badd27a | 6551 | unsigned long flags; |
34f80b04 | 6552 | int rc; |
a2fbb9ea | 6553 | |
8badd27a EG |
6554 | if (bp->flags & USING_MSI_FLAG) |
6555 | flags = 0; | |
6556 | else | |
6557 | flags = IRQF_SHARED; | |
6558 | ||
6559 | rc = request_irq(bp->pdev->irq, bnx2x_interrupt, flags, | |
34f80b04 | 6560 | bp->dev->name, bp->dev); |
a2fbb9ea ET |
6561 | if (!rc) |
6562 | bnx2x_fp(bp, 0, state) = BNX2X_FP_STATE_IRQ; | |
6563 | ||
6564 | return rc; | |
a2fbb9ea ET |
6565 | } |
6566 | ||
65abd74d YG |
6567 | static void bnx2x_napi_enable(struct bnx2x *bp) |
6568 | { | |
6569 | int i; | |
6570 | ||
555f6c78 | 6571 | for_each_rx_queue(bp, i) |
65abd74d YG |
6572 | napi_enable(&bnx2x_fp(bp, i, napi)); |
6573 | } | |
6574 | ||
6575 | static void bnx2x_napi_disable(struct bnx2x *bp) | |
6576 | { | |
6577 | int i; | |
6578 | ||
555f6c78 | 6579 | for_each_rx_queue(bp, i) |
65abd74d YG |
6580 | napi_disable(&bnx2x_fp(bp, i, napi)); |
6581 | } | |
6582 | ||
6583 | static void bnx2x_netif_start(struct bnx2x *bp) | |
6584 | { | |
6585 | if (atomic_dec_and_test(&bp->intr_sem)) { | |
6586 | if (netif_running(bp->dev)) { | |
65abd74d YG |
6587 | bnx2x_napi_enable(bp); |
6588 | bnx2x_int_enable(bp); | |
555f6c78 EG |
6589 | if (bp->state == BNX2X_STATE_OPEN) |
6590 | netif_tx_wake_all_queues(bp->dev); | |
65abd74d YG |
6591 | } |
6592 | } | |
6593 | } | |
6594 | ||
f8ef6e44 | 6595 | static void bnx2x_netif_stop(struct bnx2x *bp, int disable_hw) |
65abd74d | 6596 | { |
f8ef6e44 | 6597 | bnx2x_int_disable_sync(bp, disable_hw); |
e94d8af3 | 6598 | bnx2x_napi_disable(bp); |
762d5f6c EG |
6599 | netif_tx_disable(bp->dev); |
6600 | bp->dev->trans_start = jiffies; /* prevent tx timeout */ | |
65abd74d YG |
6601 | } |
6602 | ||
a2fbb9ea ET |
6603 | /* |
6604 | * Init service functions | |
6605 | */ | |
6606 | ||
3101c2bc | 6607 | static void bnx2x_set_mac_addr_e1(struct bnx2x *bp, int set) |
a2fbb9ea ET |
6608 | { |
6609 | struct mac_configuration_cmd *config = bnx2x_sp(bp, mac_config); | |
34f80b04 | 6610 | int port = BP_PORT(bp); |
a2fbb9ea ET |
6611 | |
6612 | /* CAM allocation | |
6613 | * unicasts 0-31:port0 32-63:port1 | |
6614 | * multicast 64-127:port0 128-191:port1 | |
6615 | */ | |
8d9c5f34 | 6616 | config->hdr.length = 2; |
af246401 | 6617 | config->hdr.offset = port ? 32 : 0; |
0626b899 | 6618 | config->hdr.client_id = bp->fp->cl_id; |
a2fbb9ea ET |
6619 | config->hdr.reserved1 = 0; |
6620 | ||
6621 | /* primary MAC */ | |
6622 | config->config_table[0].cam_entry.msb_mac_addr = | |
6623 | swab16(*(u16 *)&bp->dev->dev_addr[0]); | |
6624 | config->config_table[0].cam_entry.middle_mac_addr = | |
6625 | swab16(*(u16 *)&bp->dev->dev_addr[2]); | |
6626 | config->config_table[0].cam_entry.lsb_mac_addr = | |
6627 | swab16(*(u16 *)&bp->dev->dev_addr[4]); | |
34f80b04 | 6628 | config->config_table[0].cam_entry.flags = cpu_to_le16(port); |
3101c2bc YG |
6629 | if (set) |
6630 | config->config_table[0].target_table_entry.flags = 0; | |
6631 | else | |
6632 | CAM_INVALIDATE(config->config_table[0]); | |
a2fbb9ea ET |
6633 | config->config_table[0].target_table_entry.client_id = 0; |
6634 | config->config_table[0].target_table_entry.vlan_id = 0; | |
6635 | ||
3101c2bc YG |
6636 | DP(NETIF_MSG_IFUP, "%s MAC (%04x:%04x:%04x)\n", |
6637 | (set ? "setting" : "clearing"), | |
a2fbb9ea ET |
6638 | config->config_table[0].cam_entry.msb_mac_addr, |
6639 | config->config_table[0].cam_entry.middle_mac_addr, | |
6640 | config->config_table[0].cam_entry.lsb_mac_addr); | |
6641 | ||
6642 | /* broadcast */ | |
4781bfad EG |
6643 | config->config_table[1].cam_entry.msb_mac_addr = cpu_to_le16(0xffff); |
6644 | config->config_table[1].cam_entry.middle_mac_addr = cpu_to_le16(0xffff); | |
6645 | config->config_table[1].cam_entry.lsb_mac_addr = cpu_to_le16(0xffff); | |
34f80b04 | 6646 | config->config_table[1].cam_entry.flags = cpu_to_le16(port); |
3101c2bc YG |
6647 | if (set) |
6648 | config->config_table[1].target_table_entry.flags = | |
a2fbb9ea | 6649 | TSTORM_CAM_TARGET_TABLE_ENTRY_BROADCAST; |
3101c2bc YG |
6650 | else |
6651 | CAM_INVALIDATE(config->config_table[1]); | |
a2fbb9ea ET |
6652 | config->config_table[1].target_table_entry.client_id = 0; |
6653 | config->config_table[1].target_table_entry.vlan_id = 0; | |
6654 | ||
6655 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_SET_MAC, 0, | |
6656 | U64_HI(bnx2x_sp_mapping(bp, mac_config)), | |
6657 | U64_LO(bnx2x_sp_mapping(bp, mac_config)), 0); | |
6658 | } | |
6659 | ||
3101c2bc | 6660 | static void bnx2x_set_mac_addr_e1h(struct bnx2x *bp, int set) |
34f80b04 EG |
6661 | { |
6662 | struct mac_configuration_cmd_e1h *config = | |
6663 | (struct mac_configuration_cmd_e1h *)bnx2x_sp(bp, mac_config); | |
6664 | ||
3101c2bc | 6665 | if (set && (bp->state != BNX2X_STATE_OPEN)) { |
34f80b04 EG |
6666 | DP(NETIF_MSG_IFUP, "state is %x, returning\n", bp->state); |
6667 | return; | |
6668 | } | |
6669 | ||
6670 | /* CAM allocation for E1H | |
6671 | * unicasts: by func number | |
6672 | * multicast: 20+FUNC*20, 20 each | |
6673 | */ | |
8d9c5f34 | 6674 | config->hdr.length = 1; |
34f80b04 | 6675 | config->hdr.offset = BP_FUNC(bp); |
0626b899 | 6676 | config->hdr.client_id = bp->fp->cl_id; |
34f80b04 EG |
6677 | config->hdr.reserved1 = 0; |
6678 | ||
6679 | /* primary MAC */ | |
6680 | config->config_table[0].msb_mac_addr = | |
6681 | swab16(*(u16 *)&bp->dev->dev_addr[0]); | |
6682 | config->config_table[0].middle_mac_addr = | |
6683 | swab16(*(u16 *)&bp->dev->dev_addr[2]); | |
6684 | config->config_table[0].lsb_mac_addr = | |
6685 | swab16(*(u16 *)&bp->dev->dev_addr[4]); | |
6686 | config->config_table[0].client_id = BP_L_ID(bp); | |
6687 | config->config_table[0].vlan_id = 0; | |
6688 | config->config_table[0].e1hov_id = cpu_to_le16(bp->e1hov); | |
3101c2bc YG |
6689 | if (set) |
6690 | config->config_table[0].flags = BP_PORT(bp); | |
6691 | else | |
6692 | config->config_table[0].flags = | |
6693 | MAC_CONFIGURATION_ENTRY_E1H_ACTION_TYPE; | |
34f80b04 | 6694 | |
3101c2bc YG |
6695 | DP(NETIF_MSG_IFUP, "%s MAC (%04x:%04x:%04x) E1HOV %d CLID %d\n", |
6696 | (set ? "setting" : "clearing"), | |
34f80b04 EG |
6697 | config->config_table[0].msb_mac_addr, |
6698 | config->config_table[0].middle_mac_addr, | |
6699 | config->config_table[0].lsb_mac_addr, bp->e1hov, BP_L_ID(bp)); | |
6700 | ||
6701 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_SET_MAC, 0, | |
6702 | U64_HI(bnx2x_sp_mapping(bp, mac_config)), | |
6703 | U64_LO(bnx2x_sp_mapping(bp, mac_config)), 0); | |
6704 | } | |
6705 | ||
a2fbb9ea ET |
6706 | static int bnx2x_wait_ramrod(struct bnx2x *bp, int state, int idx, |
6707 | int *state_p, int poll) | |
6708 | { | |
6709 | /* can take a while if any port is running */ | |
8b3a0f0b | 6710 | int cnt = 5000; |
a2fbb9ea | 6711 | |
c14423fe ET |
6712 | DP(NETIF_MSG_IFUP, "%s for state to become %x on IDX [%d]\n", |
6713 | poll ? "polling" : "waiting", state, idx); | |
a2fbb9ea ET |
6714 | |
6715 | might_sleep(); | |
34f80b04 | 6716 | while (cnt--) { |
a2fbb9ea ET |
6717 | if (poll) { |
6718 | bnx2x_rx_int(bp->fp, 10); | |
34f80b04 EG |
6719 | /* if index is different from 0 |
6720 | * the reply for some commands will | |
3101c2bc | 6721 | * be on the non default queue |
a2fbb9ea ET |
6722 | */ |
6723 | if (idx) | |
6724 | bnx2x_rx_int(&bp->fp[idx], 10); | |
6725 | } | |
a2fbb9ea | 6726 | |
3101c2bc | 6727 | mb(); /* state is changed by bnx2x_sp_event() */ |
8b3a0f0b EG |
6728 | if (*state_p == state) { |
6729 | #ifdef BNX2X_STOP_ON_ERROR | |
6730 | DP(NETIF_MSG_IFUP, "exit (cnt %d)\n", 5000 - cnt); | |
6731 | #endif | |
a2fbb9ea | 6732 | return 0; |
8b3a0f0b | 6733 | } |
a2fbb9ea | 6734 | |
a2fbb9ea | 6735 | msleep(1); |
a2fbb9ea ET |
6736 | } |
6737 | ||
a2fbb9ea | 6738 | /* timeout! */ |
49d66772 ET |
6739 | BNX2X_ERR("timeout %s for state %x on IDX [%d]\n", |
6740 | poll ? "polling" : "waiting", state, idx); | |
34f80b04 EG |
6741 | #ifdef BNX2X_STOP_ON_ERROR |
6742 | bnx2x_panic(); | |
6743 | #endif | |
a2fbb9ea | 6744 | |
49d66772 | 6745 | return -EBUSY; |
a2fbb9ea ET |
6746 | } |
6747 | ||
6748 | static int bnx2x_setup_leading(struct bnx2x *bp) | |
6749 | { | |
34f80b04 | 6750 | int rc; |
a2fbb9ea | 6751 | |
c14423fe | 6752 | /* reset IGU state */ |
34f80b04 | 6753 | bnx2x_ack_sb(bp, bp->fp[0].sb_id, CSTORM_ID, 0, IGU_INT_ENABLE, 0); |
a2fbb9ea ET |
6754 | |
6755 | /* SETUP ramrod */ | |
6756 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_PORT_SETUP, 0, 0, 0, 0); | |
6757 | ||
34f80b04 EG |
6758 | /* Wait for completion */ |
6759 | rc = bnx2x_wait_ramrod(bp, BNX2X_STATE_OPEN, 0, &(bp->state), 0); | |
a2fbb9ea | 6760 | |
34f80b04 | 6761 | return rc; |
a2fbb9ea ET |
6762 | } |
6763 | ||
6764 | static int bnx2x_setup_multi(struct bnx2x *bp, int index) | |
6765 | { | |
555f6c78 EG |
6766 | struct bnx2x_fastpath *fp = &bp->fp[index]; |
6767 | ||
a2fbb9ea | 6768 | /* reset IGU state */ |
555f6c78 | 6769 | bnx2x_ack_sb(bp, fp->sb_id, CSTORM_ID, 0, IGU_INT_ENABLE, 0); |
a2fbb9ea | 6770 | |
228241eb | 6771 | /* SETUP ramrod */ |
555f6c78 EG |
6772 | fp->state = BNX2X_FP_STATE_OPENING; |
6773 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_CLIENT_SETUP, index, 0, | |
6774 | fp->cl_id, 0); | |
a2fbb9ea ET |
6775 | |
6776 | /* Wait for completion */ | |
6777 | return bnx2x_wait_ramrod(bp, BNX2X_FP_STATE_OPEN, index, | |
555f6c78 | 6778 | &(fp->state), 0); |
a2fbb9ea ET |
6779 | } |
6780 | ||
a2fbb9ea | 6781 | static int bnx2x_poll(struct napi_struct *napi, int budget); |
a2fbb9ea | 6782 | |
8badd27a | 6783 | static void bnx2x_set_int_mode(struct bnx2x *bp) |
a2fbb9ea | 6784 | { |
555f6c78 | 6785 | int num_queues; |
a2fbb9ea | 6786 | |
8badd27a EG |
6787 | switch (int_mode) { |
6788 | case INT_MODE_INTx: | |
6789 | case INT_MODE_MSI: | |
555f6c78 EG |
6790 | num_queues = 1; |
6791 | bp->num_rx_queues = num_queues; | |
6792 | bp->num_tx_queues = num_queues; | |
6793 | DP(NETIF_MSG_IFUP, | |
6794 | "set number of queues to %d\n", num_queues); | |
8badd27a EG |
6795 | break; |
6796 | ||
6797 | case INT_MODE_MSIX: | |
6798 | default: | |
555f6c78 EG |
6799 | if (bp->multi_mode == ETH_RSS_MODE_REGULAR) |
6800 | num_queues = min_t(u32, num_online_cpus(), | |
6801 | BNX2X_MAX_QUEUES(bp)); | |
34f80b04 | 6802 | else |
555f6c78 EG |
6803 | num_queues = 1; |
6804 | bp->num_rx_queues = num_queues; | |
6805 | bp->num_tx_queues = num_queues; | |
6806 | DP(NETIF_MSG_IFUP, "set number of rx queues to %d" | |
6807 | " number of tx queues to %d\n", | |
6808 | bp->num_rx_queues, bp->num_tx_queues); | |
2dfe0e1f EG |
6809 | /* if we can't use MSI-X we only need one fp, |
6810 | * so try to enable MSI-X with the requested number of fp's | |
6811 | * and fallback to MSI or legacy INTx with one fp | |
6812 | */ | |
8badd27a | 6813 | if (bnx2x_enable_msix(bp)) { |
34f80b04 | 6814 | /* failed to enable MSI-X */ |
555f6c78 EG |
6815 | num_queues = 1; |
6816 | bp->num_rx_queues = num_queues; | |
6817 | bp->num_tx_queues = num_queues; | |
6818 | if (bp->multi_mode) | |
6819 | BNX2X_ERR("Multi requested but failed to " | |
6820 | "enable MSI-X set number of " | |
6821 | "queues to %d\n", num_queues); | |
a2fbb9ea | 6822 | } |
8badd27a | 6823 | break; |
a2fbb9ea | 6824 | } |
555f6c78 | 6825 | bp->dev->real_num_tx_queues = bp->num_tx_queues; |
8badd27a EG |
6826 | } |
6827 | ||
6828 | static void bnx2x_set_rx_mode(struct net_device *dev); | |
6829 | ||
6830 | /* must be called with rtnl_lock */ | |
6831 | static int bnx2x_nic_load(struct bnx2x *bp, int load_mode) | |
6832 | { | |
6833 | u32 load_code; | |
6834 | int i, rc = 0; | |
6835 | #ifdef BNX2X_STOP_ON_ERROR | |
6836 | DP(NETIF_MSG_IFUP, "enter load_mode %d\n", load_mode); | |
6837 | if (unlikely(bp->panic)) | |
6838 | return -EPERM; | |
6839 | #endif | |
6840 | ||
6841 | bp->state = BNX2X_STATE_OPENING_WAIT4_LOAD; | |
6842 | ||
6843 | bnx2x_set_int_mode(bp); | |
c14423fe | 6844 | |
a2fbb9ea ET |
6845 | if (bnx2x_alloc_mem(bp)) |
6846 | return -ENOMEM; | |
6847 | ||
555f6c78 | 6848 | for_each_rx_queue(bp, i) |
7a9b2557 VZ |
6849 | bnx2x_fp(bp, i, disable_tpa) = |
6850 | ((bp->flags & TPA_ENABLE_FLAG) == 0); | |
6851 | ||
555f6c78 | 6852 | for_each_rx_queue(bp, i) |
2dfe0e1f EG |
6853 | netif_napi_add(bp->dev, &bnx2x_fp(bp, i, napi), |
6854 | bnx2x_poll, 128); | |
6855 | ||
6856 | #ifdef BNX2X_STOP_ON_ERROR | |
555f6c78 | 6857 | for_each_rx_queue(bp, i) { |
2dfe0e1f EG |
6858 | struct bnx2x_fastpath *fp = &bp->fp[i]; |
6859 | ||
6860 | fp->poll_no_work = 0; | |
6861 | fp->poll_calls = 0; | |
6862 | fp->poll_max_calls = 0; | |
6863 | fp->poll_complete = 0; | |
6864 | fp->poll_exit = 0; | |
6865 | } | |
6866 | #endif | |
6867 | bnx2x_napi_enable(bp); | |
6868 | ||
34f80b04 EG |
6869 | if (bp->flags & USING_MSIX_FLAG) { |
6870 | rc = bnx2x_req_msix_irqs(bp); | |
6871 | if (rc) { | |
6872 | pci_disable_msix(bp->pdev); | |
2dfe0e1f | 6873 | goto load_error1; |
34f80b04 EG |
6874 | } |
6875 | } else { | |
8badd27a EG |
6876 | if ((rc != -ENOMEM) && (int_mode != INT_MODE_INTx)) |
6877 | bnx2x_enable_msi(bp); | |
34f80b04 EG |
6878 | bnx2x_ack_int(bp); |
6879 | rc = bnx2x_req_irq(bp); | |
6880 | if (rc) { | |
2dfe0e1f | 6881 | BNX2X_ERR("IRQ request failed rc %d, aborting\n", rc); |
8badd27a EG |
6882 | if (bp->flags & USING_MSI_FLAG) |
6883 | pci_disable_msi(bp->pdev); | |
2dfe0e1f | 6884 | goto load_error1; |
a2fbb9ea | 6885 | } |
8badd27a EG |
6886 | if (bp->flags & USING_MSI_FLAG) { |
6887 | bp->dev->irq = bp->pdev->irq; | |
6888 | printk(KERN_INFO PFX "%s: using MSI IRQ %d\n", | |
6889 | bp->dev->name, bp->pdev->irq); | |
6890 | } | |
a2fbb9ea ET |
6891 | } |
6892 | ||
2dfe0e1f EG |
6893 | /* Send LOAD_REQUEST command to MCP |
6894 | Returns the type of LOAD command: | |
6895 | if it is the first port to be initialized | |
6896 | common blocks should be initialized, otherwise - not | |
6897 | */ | |
6898 | if (!BP_NOMCP(bp)) { | |
6899 | load_code = bnx2x_fw_command(bp, DRV_MSG_CODE_LOAD_REQ); | |
6900 | if (!load_code) { | |
6901 | BNX2X_ERR("MCP response failure, aborting\n"); | |
6902 | rc = -EBUSY; | |
6903 | goto load_error2; | |
6904 | } | |
6905 | if (load_code == FW_MSG_CODE_DRV_LOAD_REFUSED) { | |
6906 | rc = -EBUSY; /* other port in diagnostic mode */ | |
6907 | goto load_error2; | |
6908 | } | |
6909 | ||
6910 | } else { | |
6911 | int port = BP_PORT(bp); | |
6912 | ||
f5372251 | 6913 | DP(NETIF_MSG_IFUP, "NO MCP - load counts %d, %d, %d\n", |
2dfe0e1f EG |
6914 | load_count[0], load_count[1], load_count[2]); |
6915 | load_count[0]++; | |
6916 | load_count[1 + port]++; | |
f5372251 | 6917 | DP(NETIF_MSG_IFUP, "NO MCP - new load counts %d, %d, %d\n", |
2dfe0e1f EG |
6918 | load_count[0], load_count[1], load_count[2]); |
6919 | if (load_count[0] == 1) | |
6920 | load_code = FW_MSG_CODE_DRV_LOAD_COMMON; | |
6921 | else if (load_count[1 + port] == 1) | |
6922 | load_code = FW_MSG_CODE_DRV_LOAD_PORT; | |
6923 | else | |
6924 | load_code = FW_MSG_CODE_DRV_LOAD_FUNCTION; | |
6925 | } | |
6926 | ||
6927 | if ((load_code == FW_MSG_CODE_DRV_LOAD_COMMON) || | |
6928 | (load_code == FW_MSG_CODE_DRV_LOAD_PORT)) | |
6929 | bp->port.pmf = 1; | |
6930 | else | |
6931 | bp->port.pmf = 0; | |
6932 | DP(NETIF_MSG_LINK, "pmf %d\n", bp->port.pmf); | |
a2fbb9ea | 6933 | |
a2fbb9ea | 6934 | /* Initialize HW */ |
34f80b04 EG |
6935 | rc = bnx2x_init_hw(bp, load_code); |
6936 | if (rc) { | |
a2fbb9ea | 6937 | BNX2X_ERR("HW init failed, aborting\n"); |
2dfe0e1f | 6938 | goto load_error2; |
a2fbb9ea ET |
6939 | } |
6940 | ||
a2fbb9ea | 6941 | /* Setup NIC internals and enable interrupts */ |
471de716 | 6942 | bnx2x_nic_init(bp, load_code); |
a2fbb9ea ET |
6943 | |
6944 | /* Send LOAD_DONE command to MCP */ | |
34f80b04 | 6945 | if (!BP_NOMCP(bp)) { |
228241eb ET |
6946 | load_code = bnx2x_fw_command(bp, DRV_MSG_CODE_LOAD_DONE); |
6947 | if (!load_code) { | |
da5a662a | 6948 | BNX2X_ERR("MCP response failure, aborting\n"); |
34f80b04 | 6949 | rc = -EBUSY; |
2dfe0e1f | 6950 | goto load_error3; |
a2fbb9ea ET |
6951 | } |
6952 | } | |
6953 | ||
6954 | bp->state = BNX2X_STATE_OPENING_WAIT4_PORT; | |
6955 | ||
34f80b04 EG |
6956 | rc = bnx2x_setup_leading(bp); |
6957 | if (rc) { | |
da5a662a | 6958 | BNX2X_ERR("Setup leading failed!\n"); |
2dfe0e1f | 6959 | goto load_error3; |
34f80b04 | 6960 | } |
a2fbb9ea | 6961 | |
34f80b04 EG |
6962 | if (CHIP_IS_E1H(bp)) |
6963 | if (bp->mf_config & FUNC_MF_CFG_FUNC_DISABLED) { | |
f5372251 | 6964 | DP(NETIF_MSG_IFUP, "mf_cfg function disabled\n"); |
34f80b04 EG |
6965 | bp->state = BNX2X_STATE_DISABLED; |
6966 | } | |
a2fbb9ea | 6967 | |
34f80b04 EG |
6968 | if (bp->state == BNX2X_STATE_OPEN) |
6969 | for_each_nondefault_queue(bp, i) { | |
6970 | rc = bnx2x_setup_multi(bp, i); | |
6971 | if (rc) | |
2dfe0e1f | 6972 | goto load_error3; |
34f80b04 | 6973 | } |
a2fbb9ea | 6974 | |
34f80b04 | 6975 | if (CHIP_IS_E1(bp)) |
3101c2bc | 6976 | bnx2x_set_mac_addr_e1(bp, 1); |
34f80b04 | 6977 | else |
3101c2bc | 6978 | bnx2x_set_mac_addr_e1h(bp, 1); |
34f80b04 EG |
6979 | |
6980 | if (bp->port.pmf) | |
b5bf9068 | 6981 | bnx2x_initial_phy_init(bp, load_mode); |
a2fbb9ea ET |
6982 | |
6983 | /* Start fast path */ | |
34f80b04 EG |
6984 | switch (load_mode) { |
6985 | case LOAD_NORMAL: | |
6986 | /* Tx queue should be only reenabled */ | |
555f6c78 | 6987 | netif_tx_wake_all_queues(bp->dev); |
2dfe0e1f | 6988 | /* Initialize the receive filter. */ |
34f80b04 EG |
6989 | bnx2x_set_rx_mode(bp->dev); |
6990 | break; | |
6991 | ||
6992 | case LOAD_OPEN: | |
555f6c78 | 6993 | netif_tx_start_all_queues(bp->dev); |
2dfe0e1f | 6994 | /* Initialize the receive filter. */ |
34f80b04 | 6995 | bnx2x_set_rx_mode(bp->dev); |
34f80b04 | 6996 | break; |
a2fbb9ea | 6997 | |
34f80b04 | 6998 | case LOAD_DIAG: |
2dfe0e1f | 6999 | /* Initialize the receive filter. */ |
a2fbb9ea | 7000 | bnx2x_set_rx_mode(bp->dev); |
34f80b04 EG |
7001 | bp->state = BNX2X_STATE_DIAG; |
7002 | break; | |
7003 | ||
7004 | default: | |
7005 | break; | |
a2fbb9ea ET |
7006 | } |
7007 | ||
34f80b04 EG |
7008 | if (!bp->port.pmf) |
7009 | bnx2x__link_status_update(bp); | |
7010 | ||
a2fbb9ea ET |
7011 | /* start the timer */ |
7012 | mod_timer(&bp->timer, jiffies + bp->current_interval); | |
7013 | ||
34f80b04 | 7014 | |
a2fbb9ea ET |
7015 | return 0; |
7016 | ||
2dfe0e1f EG |
7017 | load_error3: |
7018 | bnx2x_int_disable_sync(bp, 1); | |
7019 | if (!BP_NOMCP(bp)) { | |
7020 | bnx2x_fw_command(bp, DRV_MSG_CODE_UNLOAD_REQ_WOL_MCP); | |
7021 | bnx2x_fw_command(bp, DRV_MSG_CODE_UNLOAD_DONE); | |
7022 | } | |
7023 | bp->port.pmf = 0; | |
7a9b2557 VZ |
7024 | /* Free SKBs, SGEs, TPA pool and driver internals */ |
7025 | bnx2x_free_skbs(bp); | |
555f6c78 | 7026 | for_each_rx_queue(bp, i) |
3196a88a | 7027 | bnx2x_free_rx_sge_range(bp, bp->fp + i, NUM_RX_SGE); |
2dfe0e1f | 7028 | load_error2: |
d1014634 YG |
7029 | /* Release IRQs */ |
7030 | bnx2x_free_irq(bp); | |
2dfe0e1f EG |
7031 | load_error1: |
7032 | bnx2x_napi_disable(bp); | |
555f6c78 | 7033 | for_each_rx_queue(bp, i) |
7cde1c8b | 7034 | netif_napi_del(&bnx2x_fp(bp, i, napi)); |
a2fbb9ea ET |
7035 | bnx2x_free_mem(bp); |
7036 | ||
34f80b04 | 7037 | return rc; |
a2fbb9ea ET |
7038 | } |
7039 | ||
7040 | static int bnx2x_stop_multi(struct bnx2x *bp, int index) | |
7041 | { | |
555f6c78 | 7042 | struct bnx2x_fastpath *fp = &bp->fp[index]; |
a2fbb9ea ET |
7043 | int rc; |
7044 | ||
c14423fe | 7045 | /* halt the connection */ |
555f6c78 EG |
7046 | fp->state = BNX2X_FP_STATE_HALTING; |
7047 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_HALT, index, 0, fp->cl_id, 0); | |
a2fbb9ea | 7048 | |
34f80b04 | 7049 | /* Wait for completion */ |
a2fbb9ea | 7050 | rc = bnx2x_wait_ramrod(bp, BNX2X_FP_STATE_HALTED, index, |
555f6c78 | 7051 | &(fp->state), 1); |
c14423fe | 7052 | if (rc) /* timeout */ |
a2fbb9ea ET |
7053 | return rc; |
7054 | ||
7055 | /* delete cfc entry */ | |
7056 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_CFC_DEL, index, 0, 0, 1); | |
7057 | ||
34f80b04 EG |
7058 | /* Wait for completion */ |
7059 | rc = bnx2x_wait_ramrod(bp, BNX2X_FP_STATE_CLOSED, index, | |
555f6c78 | 7060 | &(fp->state), 1); |
34f80b04 | 7061 | return rc; |
a2fbb9ea ET |
7062 | } |
7063 | ||
da5a662a | 7064 | static int bnx2x_stop_leading(struct bnx2x *bp) |
a2fbb9ea | 7065 | { |
4781bfad | 7066 | __le16 dsb_sp_prod_idx; |
c14423fe | 7067 | /* if the other port is handling traffic, |
a2fbb9ea | 7068 | this can take a lot of time */ |
34f80b04 EG |
7069 | int cnt = 500; |
7070 | int rc; | |
a2fbb9ea ET |
7071 | |
7072 | might_sleep(); | |
7073 | ||
7074 | /* Send HALT ramrod */ | |
7075 | bp->fp[0].state = BNX2X_FP_STATE_HALTING; | |
0626b899 | 7076 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_HALT, 0, 0, bp->fp->cl_id, 0); |
a2fbb9ea | 7077 | |
34f80b04 EG |
7078 | /* Wait for completion */ |
7079 | rc = bnx2x_wait_ramrod(bp, BNX2X_FP_STATE_HALTED, 0, | |
7080 | &(bp->fp[0].state), 1); | |
7081 | if (rc) /* timeout */ | |
da5a662a | 7082 | return rc; |
a2fbb9ea | 7083 | |
49d66772 | 7084 | dsb_sp_prod_idx = *bp->dsb_sp_prod; |
a2fbb9ea | 7085 | |
228241eb | 7086 | /* Send PORT_DELETE ramrod */ |
a2fbb9ea ET |
7087 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_PORT_DEL, 0, 0, 0, 1); |
7088 | ||
49d66772 | 7089 | /* Wait for completion to arrive on default status block |
a2fbb9ea ET |
7090 | we are going to reset the chip anyway |
7091 | so there is not much to do if this times out | |
7092 | */ | |
34f80b04 | 7093 | while (dsb_sp_prod_idx == *bp->dsb_sp_prod) { |
34f80b04 EG |
7094 | if (!cnt) { |
7095 | DP(NETIF_MSG_IFDOWN, "timeout waiting for port del " | |
7096 | "dsb_sp_prod 0x%x != dsb_sp_prod_idx 0x%x\n", | |
7097 | *bp->dsb_sp_prod, dsb_sp_prod_idx); | |
7098 | #ifdef BNX2X_STOP_ON_ERROR | |
7099 | bnx2x_panic(); | |
7100 | #endif | |
36e552ab | 7101 | rc = -EBUSY; |
34f80b04 EG |
7102 | break; |
7103 | } | |
7104 | cnt--; | |
da5a662a | 7105 | msleep(1); |
5650d9d4 | 7106 | rmb(); /* Refresh the dsb_sp_prod */ |
49d66772 ET |
7107 | } |
7108 | bp->state = BNX2X_STATE_CLOSING_WAIT4_UNLOAD; | |
7109 | bp->fp[0].state = BNX2X_FP_STATE_CLOSED; | |
da5a662a VZ |
7110 | |
7111 | return rc; | |
a2fbb9ea ET |
7112 | } |
7113 | ||
34f80b04 EG |
7114 | static void bnx2x_reset_func(struct bnx2x *bp) |
7115 | { | |
7116 | int port = BP_PORT(bp); | |
7117 | int func = BP_FUNC(bp); | |
7118 | int base, i; | |
7119 | ||
7120 | /* Configure IGU */ | |
7121 | REG_WR(bp, HC_REG_LEADING_EDGE_0 + port*8, 0); | |
7122 | REG_WR(bp, HC_REG_TRAILING_EDGE_0 + port*8, 0); | |
7123 | ||
34f80b04 EG |
7124 | /* Clear ILT */ |
7125 | base = FUNC_ILT_BASE(func); | |
7126 | for (i = base; i < base + ILT_PER_FUNC; i++) | |
7127 | bnx2x_ilt_wr(bp, i, 0); | |
7128 | } | |
7129 | ||
7130 | static void bnx2x_reset_port(struct bnx2x *bp) | |
7131 | { | |
7132 | int port = BP_PORT(bp); | |
7133 | u32 val; | |
7134 | ||
7135 | REG_WR(bp, NIG_REG_MASK_INTERRUPT_PORT0 + port*4, 0); | |
7136 | ||
7137 | /* Do not rcv packets to BRB */ | |
7138 | REG_WR(bp, NIG_REG_LLH0_BRB1_DRV_MASK + port*4, 0x0); | |
7139 | /* Do not direct rcv packets that are not for MCP to the BRB */ | |
7140 | REG_WR(bp, (port ? NIG_REG_LLH1_BRB1_NOT_MCP : | |
7141 | NIG_REG_LLH0_BRB1_NOT_MCP), 0x0); | |
7142 | ||
7143 | /* Configure AEU */ | |
7144 | REG_WR(bp, MISC_REG_AEU_MASK_ATTN_FUNC_0 + port*4, 0); | |
7145 | ||
7146 | msleep(100); | |
7147 | /* Check for BRB port occupancy */ | |
7148 | val = REG_RD(bp, BRB1_REG_PORT_NUM_OCC_BLOCKS_0 + port*4); | |
7149 | if (val) | |
7150 | DP(NETIF_MSG_IFDOWN, | |
33471629 | 7151 | "BRB1 is not empty %d blocks are occupied\n", val); |
34f80b04 EG |
7152 | |
7153 | /* TODO: Close Doorbell port? */ | |
7154 | } | |
7155 | ||
34f80b04 EG |
7156 | static void bnx2x_reset_chip(struct bnx2x *bp, u32 reset_code) |
7157 | { | |
7158 | DP(BNX2X_MSG_MCP, "function %d reset_code %x\n", | |
7159 | BP_FUNC(bp), reset_code); | |
7160 | ||
7161 | switch (reset_code) { | |
7162 | case FW_MSG_CODE_DRV_UNLOAD_COMMON: | |
7163 | bnx2x_reset_port(bp); | |
7164 | bnx2x_reset_func(bp); | |
7165 | bnx2x_reset_common(bp); | |
7166 | break; | |
7167 | ||
7168 | case FW_MSG_CODE_DRV_UNLOAD_PORT: | |
7169 | bnx2x_reset_port(bp); | |
7170 | bnx2x_reset_func(bp); | |
7171 | break; | |
7172 | ||
7173 | case FW_MSG_CODE_DRV_UNLOAD_FUNCTION: | |
7174 | bnx2x_reset_func(bp); | |
7175 | break; | |
49d66772 | 7176 | |
34f80b04 EG |
7177 | default: |
7178 | BNX2X_ERR("Unknown reset_code (0x%x) from MCP\n", reset_code); | |
7179 | break; | |
7180 | } | |
7181 | } | |
7182 | ||
33471629 | 7183 | /* must be called with rtnl_lock */ |
34f80b04 | 7184 | static int bnx2x_nic_unload(struct bnx2x *bp, int unload_mode) |
a2fbb9ea | 7185 | { |
da5a662a | 7186 | int port = BP_PORT(bp); |
a2fbb9ea | 7187 | u32 reset_code = 0; |
da5a662a | 7188 | int i, cnt, rc; |
a2fbb9ea ET |
7189 | |
7190 | bp->state = BNX2X_STATE_CLOSING_WAIT4_HALT; | |
7191 | ||
228241eb ET |
7192 | bp->rx_mode = BNX2X_RX_MODE_NONE; |
7193 | bnx2x_set_storm_rx_mode(bp); | |
a2fbb9ea | 7194 | |
f8ef6e44 | 7195 | bnx2x_netif_stop(bp, 1); |
e94d8af3 | 7196 | |
34f80b04 EG |
7197 | del_timer_sync(&bp->timer); |
7198 | SHMEM_WR(bp, func_mb[BP_FUNC(bp)].drv_pulse_mb, | |
7199 | (DRV_PULSE_ALWAYS_ALIVE | bp->fw_drv_pulse_wr_seq)); | |
bb2a0f7a | 7200 | bnx2x_stats_handle(bp, STATS_EVENT_STOP); |
34f80b04 | 7201 | |
70b9986c EG |
7202 | /* Release IRQs */ |
7203 | bnx2x_free_irq(bp); | |
7204 | ||
555f6c78 EG |
7205 | /* Wait until tx fastpath tasks complete */ |
7206 | for_each_tx_queue(bp, i) { | |
228241eb ET |
7207 | struct bnx2x_fastpath *fp = &bp->fp[i]; |
7208 | ||
34f80b04 | 7209 | cnt = 1000; |
e8b5fc51 | 7210 | while (bnx2x_has_tx_work_unload(fp)) { |
da5a662a | 7211 | |
7961f791 | 7212 | bnx2x_tx_int(fp); |
34f80b04 EG |
7213 | if (!cnt) { |
7214 | BNX2X_ERR("timeout waiting for queue[%d]\n", | |
7215 | i); | |
7216 | #ifdef BNX2X_STOP_ON_ERROR | |
7217 | bnx2x_panic(); | |
7218 | return -EBUSY; | |
7219 | #else | |
7220 | break; | |
7221 | #endif | |
7222 | } | |
7223 | cnt--; | |
da5a662a | 7224 | msleep(1); |
34f80b04 | 7225 | } |
228241eb | 7226 | } |
da5a662a VZ |
7227 | /* Give HW time to discard old tx messages */ |
7228 | msleep(1); | |
a2fbb9ea | 7229 | |
3101c2bc YG |
7230 | if (CHIP_IS_E1(bp)) { |
7231 | struct mac_configuration_cmd *config = | |
7232 | bnx2x_sp(bp, mcast_config); | |
7233 | ||
7234 | bnx2x_set_mac_addr_e1(bp, 0); | |
7235 | ||
8d9c5f34 | 7236 | for (i = 0; i < config->hdr.length; i++) |
3101c2bc YG |
7237 | CAM_INVALIDATE(config->config_table[i]); |
7238 | ||
8d9c5f34 | 7239 | config->hdr.length = i; |
3101c2bc YG |
7240 | if (CHIP_REV_IS_SLOW(bp)) |
7241 | config->hdr.offset = BNX2X_MAX_EMUL_MULTI*(1 + port); | |
7242 | else | |
7243 | config->hdr.offset = BNX2X_MAX_MULTICAST*(1 + port); | |
0626b899 | 7244 | config->hdr.client_id = bp->fp->cl_id; |
3101c2bc YG |
7245 | config->hdr.reserved1 = 0; |
7246 | ||
7247 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_SET_MAC, 0, | |
7248 | U64_HI(bnx2x_sp_mapping(bp, mcast_config)), | |
7249 | U64_LO(bnx2x_sp_mapping(bp, mcast_config)), 0); | |
7250 | ||
7251 | } else { /* E1H */ | |
65abd74d YG |
7252 | REG_WR(bp, NIG_REG_LLH0_FUNC_EN + port*8, 0); |
7253 | ||
3101c2bc YG |
7254 | bnx2x_set_mac_addr_e1h(bp, 0); |
7255 | ||
7256 | for (i = 0; i < MC_HASH_SIZE; i++) | |
7257 | REG_WR(bp, MC_HASH_OFFSET(bp, i), 0); | |
7258 | } | |
7259 | ||
65abd74d YG |
7260 | if (unload_mode == UNLOAD_NORMAL) |
7261 | reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_DIS; | |
7262 | ||
7263 | else if (bp->flags & NO_WOL_FLAG) { | |
7264 | reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_MCP; | |
7265 | if (CHIP_IS_E1H(bp)) | |
7266 | REG_WR(bp, MISC_REG_E1HMF_MODE, 0); | |
7267 | ||
7268 | } else if (bp->wol) { | |
7269 | u32 emac_base = port ? GRCBASE_EMAC1 : GRCBASE_EMAC0; | |
7270 | u8 *mac_addr = bp->dev->dev_addr; | |
7271 | u32 val; | |
7272 | /* The mac address is written to entries 1-4 to | |
7273 | preserve entry 0 which is used by the PMF */ | |
7274 | u8 entry = (BP_E1HVN(bp) + 1)*8; | |
7275 | ||
7276 | val = (mac_addr[0] << 8) | mac_addr[1]; | |
7277 | EMAC_WR(bp, EMAC_REG_EMAC_MAC_MATCH + entry, val); | |
7278 | ||
7279 | val = (mac_addr[2] << 24) | (mac_addr[3] << 16) | | |
7280 | (mac_addr[4] << 8) | mac_addr[5]; | |
7281 | EMAC_WR(bp, EMAC_REG_EMAC_MAC_MATCH + entry + 4, val); | |
7282 | ||
7283 | reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_EN; | |
7284 | ||
7285 | } else | |
7286 | reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_DIS; | |
da5a662a | 7287 | |
34f80b04 EG |
7288 | /* Close multi and leading connections |
7289 | Completions for ramrods are collected in a synchronous way */ | |
a2fbb9ea ET |
7290 | for_each_nondefault_queue(bp, i) |
7291 | if (bnx2x_stop_multi(bp, i)) | |
228241eb | 7292 | goto unload_error; |
a2fbb9ea | 7293 | |
da5a662a VZ |
7294 | rc = bnx2x_stop_leading(bp); |
7295 | if (rc) { | |
34f80b04 | 7296 | BNX2X_ERR("Stop leading failed!\n"); |
da5a662a | 7297 | #ifdef BNX2X_STOP_ON_ERROR |
34f80b04 | 7298 | return -EBUSY; |
da5a662a VZ |
7299 | #else |
7300 | goto unload_error; | |
34f80b04 | 7301 | #endif |
228241eb ET |
7302 | } |
7303 | ||
7304 | unload_error: | |
34f80b04 | 7305 | if (!BP_NOMCP(bp)) |
228241eb | 7306 | reset_code = bnx2x_fw_command(bp, reset_code); |
34f80b04 | 7307 | else { |
f5372251 | 7308 | DP(NETIF_MSG_IFDOWN, "NO MCP - load counts %d, %d, %d\n", |
34f80b04 EG |
7309 | load_count[0], load_count[1], load_count[2]); |
7310 | load_count[0]--; | |
da5a662a | 7311 | load_count[1 + port]--; |
f5372251 | 7312 | DP(NETIF_MSG_IFDOWN, "NO MCP - new load counts %d, %d, %d\n", |
34f80b04 EG |
7313 | load_count[0], load_count[1], load_count[2]); |
7314 | if (load_count[0] == 0) | |
7315 | reset_code = FW_MSG_CODE_DRV_UNLOAD_COMMON; | |
da5a662a | 7316 | else if (load_count[1 + port] == 0) |
34f80b04 EG |
7317 | reset_code = FW_MSG_CODE_DRV_UNLOAD_PORT; |
7318 | else | |
7319 | reset_code = FW_MSG_CODE_DRV_UNLOAD_FUNCTION; | |
7320 | } | |
a2fbb9ea | 7321 | |
34f80b04 EG |
7322 | if ((reset_code == FW_MSG_CODE_DRV_UNLOAD_COMMON) || |
7323 | (reset_code == FW_MSG_CODE_DRV_UNLOAD_PORT)) | |
7324 | bnx2x__link_reset(bp); | |
a2fbb9ea ET |
7325 | |
7326 | /* Reset the chip */ | |
228241eb | 7327 | bnx2x_reset_chip(bp, reset_code); |
a2fbb9ea ET |
7328 | |
7329 | /* Report UNLOAD_DONE to MCP */ | |
34f80b04 | 7330 | if (!BP_NOMCP(bp)) |
a2fbb9ea | 7331 | bnx2x_fw_command(bp, DRV_MSG_CODE_UNLOAD_DONE); |
356e2385 | 7332 | |
9a035440 | 7333 | bp->port.pmf = 0; |
a2fbb9ea | 7334 | |
7a9b2557 | 7335 | /* Free SKBs, SGEs, TPA pool and driver internals */ |
a2fbb9ea | 7336 | bnx2x_free_skbs(bp); |
555f6c78 | 7337 | for_each_rx_queue(bp, i) |
3196a88a | 7338 | bnx2x_free_rx_sge_range(bp, bp->fp + i, NUM_RX_SGE); |
555f6c78 | 7339 | for_each_rx_queue(bp, i) |
7cde1c8b | 7340 | netif_napi_del(&bnx2x_fp(bp, i, napi)); |
a2fbb9ea ET |
7341 | bnx2x_free_mem(bp); |
7342 | ||
7343 | bp->state = BNX2X_STATE_CLOSED; | |
228241eb | 7344 | |
a2fbb9ea ET |
7345 | netif_carrier_off(bp->dev); |
7346 | ||
7347 | return 0; | |
7348 | } | |
7349 | ||
34f80b04 EG |
7350 | static void bnx2x_reset_task(struct work_struct *work) |
7351 | { | |
7352 | struct bnx2x *bp = container_of(work, struct bnx2x, reset_task); | |
7353 | ||
7354 | #ifdef BNX2X_STOP_ON_ERROR | |
7355 | BNX2X_ERR("reset task called but STOP_ON_ERROR defined" | |
7356 | " so reset not done to allow debug dump,\n" | |
7357 | KERN_ERR " you will need to reboot when done\n"); | |
7358 | return; | |
7359 | #endif | |
7360 | ||
7361 | rtnl_lock(); | |
7362 | ||
7363 | if (!netif_running(bp->dev)) | |
7364 | goto reset_task_exit; | |
7365 | ||
7366 | bnx2x_nic_unload(bp, UNLOAD_NORMAL); | |
7367 | bnx2x_nic_load(bp, LOAD_NORMAL); | |
7368 | ||
7369 | reset_task_exit: | |
7370 | rtnl_unlock(); | |
7371 | } | |
7372 | ||
a2fbb9ea ET |
7373 | /* end of nic load/unload */ |
7374 | ||
7375 | /* ethtool_ops */ | |
7376 | ||
7377 | /* | |
7378 | * Init service functions | |
7379 | */ | |
7380 | ||
f1ef27ef EG |
7381 | static inline u32 bnx2x_get_pretend_reg(struct bnx2x *bp, int func) |
7382 | { | |
7383 | switch (func) { | |
7384 | case 0: return PXP2_REG_PGL_PRETEND_FUNC_F0; | |
7385 | case 1: return PXP2_REG_PGL_PRETEND_FUNC_F1; | |
7386 | case 2: return PXP2_REG_PGL_PRETEND_FUNC_F2; | |
7387 | case 3: return PXP2_REG_PGL_PRETEND_FUNC_F3; | |
7388 | case 4: return PXP2_REG_PGL_PRETEND_FUNC_F4; | |
7389 | case 5: return PXP2_REG_PGL_PRETEND_FUNC_F5; | |
7390 | case 6: return PXP2_REG_PGL_PRETEND_FUNC_F6; | |
7391 | case 7: return PXP2_REG_PGL_PRETEND_FUNC_F7; | |
7392 | default: | |
7393 | BNX2X_ERR("Unsupported function index: %d\n", func); | |
7394 | return (u32)(-1); | |
7395 | } | |
7396 | } | |
7397 | ||
7398 | static void bnx2x_undi_int_disable_e1h(struct bnx2x *bp, int orig_func) | |
7399 | { | |
7400 | u32 reg = bnx2x_get_pretend_reg(bp, orig_func), new_val; | |
7401 | ||
7402 | /* Flush all outstanding writes */ | |
7403 | mmiowb(); | |
7404 | ||
7405 | /* Pretend to be function 0 */ | |
7406 | REG_WR(bp, reg, 0); | |
7407 | /* Flush the GRC transaction (in the chip) */ | |
7408 | new_val = REG_RD(bp, reg); | |
7409 | if (new_val != 0) { | |
7410 | BNX2X_ERR("Hmmm... Pretend register wasn't updated: (0,%d)!\n", | |
7411 | new_val); | |
7412 | BUG(); | |
7413 | } | |
7414 | ||
7415 | /* From now we are in the "like-E1" mode */ | |
7416 | bnx2x_int_disable(bp); | |
7417 | ||
7418 | /* Flush all outstanding writes */ | |
7419 | mmiowb(); | |
7420 | ||
7421 | /* Restore the original funtion settings */ | |
7422 | REG_WR(bp, reg, orig_func); | |
7423 | new_val = REG_RD(bp, reg); | |
7424 | if (new_val != orig_func) { | |
7425 | BNX2X_ERR("Hmmm... Pretend register wasn't updated: (%d,%d)!\n", | |
7426 | orig_func, new_val); | |
7427 | BUG(); | |
7428 | } | |
7429 | } | |
7430 | ||
7431 | static inline void bnx2x_undi_int_disable(struct bnx2x *bp, int func) | |
7432 | { | |
7433 | if (CHIP_IS_E1H(bp)) | |
7434 | bnx2x_undi_int_disable_e1h(bp, func); | |
7435 | else | |
7436 | bnx2x_int_disable(bp); | |
7437 | } | |
7438 | ||
34f80b04 EG |
7439 | static void __devinit bnx2x_undi_unload(struct bnx2x *bp) |
7440 | { | |
7441 | u32 val; | |
7442 | ||
7443 | /* Check if there is any driver already loaded */ | |
7444 | val = REG_RD(bp, MISC_REG_UNPREPARED); | |
7445 | if (val == 0x1) { | |
7446 | /* Check if it is the UNDI driver | |
7447 | * UNDI driver initializes CID offset for normal bell to 0x7 | |
7448 | */ | |
4a37fb66 | 7449 | bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_UNDI); |
34f80b04 EG |
7450 | val = REG_RD(bp, DORQ_REG_NORM_CID_OFST); |
7451 | if (val == 0x7) { | |
7452 | u32 reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_DIS; | |
da5a662a | 7453 | /* save our func */ |
34f80b04 | 7454 | int func = BP_FUNC(bp); |
da5a662a VZ |
7455 | u32 swap_en; |
7456 | u32 swap_val; | |
34f80b04 | 7457 | |
b4661739 EG |
7458 | /* clear the UNDI indication */ |
7459 | REG_WR(bp, DORQ_REG_NORM_CID_OFST, 0); | |
7460 | ||
34f80b04 EG |
7461 | BNX2X_DEV_INFO("UNDI is active! reset device\n"); |
7462 | ||
7463 | /* try unload UNDI on port 0 */ | |
7464 | bp->func = 0; | |
da5a662a VZ |
7465 | bp->fw_seq = |
7466 | (SHMEM_RD(bp, func_mb[bp->func].drv_mb_header) & | |
7467 | DRV_MSG_SEQ_NUMBER_MASK); | |
34f80b04 | 7468 | reset_code = bnx2x_fw_command(bp, reset_code); |
34f80b04 EG |
7469 | |
7470 | /* if UNDI is loaded on the other port */ | |
7471 | if (reset_code != FW_MSG_CODE_DRV_UNLOAD_COMMON) { | |
7472 | ||
da5a662a VZ |
7473 | /* send "DONE" for previous unload */ |
7474 | bnx2x_fw_command(bp, DRV_MSG_CODE_UNLOAD_DONE); | |
7475 | ||
7476 | /* unload UNDI on port 1 */ | |
34f80b04 | 7477 | bp->func = 1; |
da5a662a VZ |
7478 | bp->fw_seq = |
7479 | (SHMEM_RD(bp, func_mb[bp->func].drv_mb_header) & | |
7480 | DRV_MSG_SEQ_NUMBER_MASK); | |
7481 | reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_DIS; | |
7482 | ||
7483 | bnx2x_fw_command(bp, reset_code); | |
34f80b04 EG |
7484 | } |
7485 | ||
b4661739 EG |
7486 | /* now it's safe to release the lock */ |
7487 | bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_UNDI); | |
7488 | ||
f1ef27ef | 7489 | bnx2x_undi_int_disable(bp, func); |
da5a662a VZ |
7490 | |
7491 | /* close input traffic and wait for it */ | |
7492 | /* Do not rcv packets to BRB */ | |
7493 | REG_WR(bp, | |
7494 | (BP_PORT(bp) ? NIG_REG_LLH1_BRB1_DRV_MASK : | |
7495 | NIG_REG_LLH0_BRB1_DRV_MASK), 0x0); | |
7496 | /* Do not direct rcv packets that are not for MCP to | |
7497 | * the BRB */ | |
7498 | REG_WR(bp, | |
7499 | (BP_PORT(bp) ? NIG_REG_LLH1_BRB1_NOT_MCP : | |
7500 | NIG_REG_LLH0_BRB1_NOT_MCP), 0x0); | |
7501 | /* clear AEU */ | |
7502 | REG_WR(bp, | |
7503 | (BP_PORT(bp) ? MISC_REG_AEU_MASK_ATTN_FUNC_1 : | |
7504 | MISC_REG_AEU_MASK_ATTN_FUNC_0), 0); | |
7505 | msleep(10); | |
7506 | ||
7507 | /* save NIG port swap info */ | |
7508 | swap_val = REG_RD(bp, NIG_REG_PORT_SWAP); | |
7509 | swap_en = REG_RD(bp, NIG_REG_STRAP_OVERRIDE); | |
34f80b04 EG |
7510 | /* reset device */ |
7511 | REG_WR(bp, | |
7512 | GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_CLEAR, | |
da5a662a | 7513 | 0xd3ffffff); |
34f80b04 EG |
7514 | REG_WR(bp, |
7515 | GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_CLEAR, | |
7516 | 0x1403); | |
da5a662a VZ |
7517 | /* take the NIG out of reset and restore swap values */ |
7518 | REG_WR(bp, | |
7519 | GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_SET, | |
7520 | MISC_REGISTERS_RESET_REG_1_RST_NIG); | |
7521 | REG_WR(bp, NIG_REG_PORT_SWAP, swap_val); | |
7522 | REG_WR(bp, NIG_REG_STRAP_OVERRIDE, swap_en); | |
7523 | ||
7524 | /* send unload done to the MCP */ | |
7525 | bnx2x_fw_command(bp, DRV_MSG_CODE_UNLOAD_DONE); | |
7526 | ||
7527 | /* restore our func and fw_seq */ | |
7528 | bp->func = func; | |
7529 | bp->fw_seq = | |
7530 | (SHMEM_RD(bp, func_mb[bp->func].drv_mb_header) & | |
7531 | DRV_MSG_SEQ_NUMBER_MASK); | |
b4661739 EG |
7532 | |
7533 | } else | |
7534 | bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_UNDI); | |
34f80b04 EG |
7535 | } |
7536 | } | |
7537 | ||
7538 | static void __devinit bnx2x_get_common_hwinfo(struct bnx2x *bp) | |
7539 | { | |
7540 | u32 val, val2, val3, val4, id; | |
72ce58c3 | 7541 | u16 pmc; |
34f80b04 EG |
7542 | |
7543 | /* Get the chip revision id and number. */ | |
7544 | /* chip num:16-31, rev:12-15, metal:4-11, bond_id:0-3 */ | |
7545 | val = REG_RD(bp, MISC_REG_CHIP_NUM); | |
7546 | id = ((val & 0xffff) << 16); | |
7547 | val = REG_RD(bp, MISC_REG_CHIP_REV); | |
7548 | id |= ((val & 0xf) << 12); | |
7549 | val = REG_RD(bp, MISC_REG_CHIP_METAL); | |
7550 | id |= ((val & 0xff) << 4); | |
5a40e08e | 7551 | val = REG_RD(bp, MISC_REG_BOND_ID); |
34f80b04 EG |
7552 | id |= (val & 0xf); |
7553 | bp->common.chip_id = id; | |
7554 | bp->link_params.chip_id = bp->common.chip_id; | |
7555 | BNX2X_DEV_INFO("chip ID is 0x%x\n", id); | |
7556 | ||
1c06328c EG |
7557 | val = (REG_RD(bp, 0x2874) & 0x55); |
7558 | if ((bp->common.chip_id & 0x1) || | |
7559 | (CHIP_IS_E1(bp) && val) || (CHIP_IS_E1H(bp) && (val == 0x55))) { | |
7560 | bp->flags |= ONE_PORT_FLAG; | |
7561 | BNX2X_DEV_INFO("single port device\n"); | |
7562 | } | |
7563 | ||
34f80b04 EG |
7564 | val = REG_RD(bp, MCP_REG_MCPR_NVM_CFG4); |
7565 | bp->common.flash_size = (NVRAM_1MB_SIZE << | |
7566 | (val & MCPR_NVM_CFG4_FLASH_SIZE)); | |
7567 | BNX2X_DEV_INFO("flash_size 0x%x (%d)\n", | |
7568 | bp->common.flash_size, bp->common.flash_size); | |
7569 | ||
7570 | bp->common.shmem_base = REG_RD(bp, MISC_REG_SHARED_MEM_ADDR); | |
7571 | bp->link_params.shmem_base = bp->common.shmem_base; | |
7572 | BNX2X_DEV_INFO("shmem offset is 0x%x\n", bp->common.shmem_base); | |
7573 | ||
7574 | if (!bp->common.shmem_base || | |
7575 | (bp->common.shmem_base < 0xA0000) || | |
7576 | (bp->common.shmem_base >= 0xC0000)) { | |
7577 | BNX2X_DEV_INFO("MCP not active\n"); | |
7578 | bp->flags |= NO_MCP_FLAG; | |
7579 | return; | |
7580 | } | |
7581 | ||
7582 | val = SHMEM_RD(bp, validity_map[BP_PORT(bp)]); | |
7583 | if ((val & (SHR_MEM_VALIDITY_DEV_INFO | SHR_MEM_VALIDITY_MB)) | |
7584 | != (SHR_MEM_VALIDITY_DEV_INFO | SHR_MEM_VALIDITY_MB)) | |
7585 | BNX2X_ERR("BAD MCP validity signature\n"); | |
7586 | ||
7587 | bp->common.hw_config = SHMEM_RD(bp, dev_info.shared_hw_config.config); | |
35b19ba5 | 7588 | BNX2X_DEV_INFO("hw_config 0x%08x\n", bp->common.hw_config); |
34f80b04 EG |
7589 | |
7590 | bp->link_params.hw_led_mode = ((bp->common.hw_config & | |
7591 | SHARED_HW_CFG_LED_MODE_MASK) >> | |
7592 | SHARED_HW_CFG_LED_MODE_SHIFT); | |
7593 | ||
c2c8b03e EG |
7594 | bp->link_params.feature_config_flags = 0; |
7595 | val = SHMEM_RD(bp, dev_info.shared_feature_config.config); | |
7596 | if (val & SHARED_FEAT_CFG_OVERRIDE_PREEMPHASIS_CFG_ENABLED) | |
7597 | bp->link_params.feature_config_flags |= | |
7598 | FEATURE_CONFIG_OVERRIDE_PREEMPHASIS_ENABLED; | |
7599 | else | |
7600 | bp->link_params.feature_config_flags &= | |
7601 | ~FEATURE_CONFIG_OVERRIDE_PREEMPHASIS_ENABLED; | |
7602 | ||
34f80b04 EG |
7603 | val = SHMEM_RD(bp, dev_info.bc_rev) >> 8; |
7604 | bp->common.bc_ver = val; | |
7605 | BNX2X_DEV_INFO("bc_ver %X\n", val); | |
7606 | if (val < BNX2X_BC_VER) { | |
7607 | /* for now only warn | |
7608 | * later we might need to enforce this */ | |
7609 | BNX2X_ERR("This driver needs bc_ver %X but found %X," | |
7610 | " please upgrade BC\n", BNX2X_BC_VER, val); | |
7611 | } | |
72ce58c3 EG |
7612 | |
7613 | if (BP_E1HVN(bp) == 0) { | |
7614 | pci_read_config_word(bp->pdev, bp->pm_cap + PCI_PM_PMC, &pmc); | |
7615 | bp->flags |= (pmc & PCI_PM_CAP_PME_D3cold) ? 0 : NO_WOL_FLAG; | |
7616 | } else { | |
7617 | /* no WOL capability for E1HVN != 0 */ | |
7618 | bp->flags |= NO_WOL_FLAG; | |
7619 | } | |
7620 | BNX2X_DEV_INFO("%sWoL capable\n", | |
f5372251 | 7621 | (bp->flags & NO_WOL_FLAG) ? "not " : ""); |
34f80b04 EG |
7622 | |
7623 | val = SHMEM_RD(bp, dev_info.shared_hw_config.part_num); | |
7624 | val2 = SHMEM_RD(bp, dev_info.shared_hw_config.part_num[4]); | |
7625 | val3 = SHMEM_RD(bp, dev_info.shared_hw_config.part_num[8]); | |
7626 | val4 = SHMEM_RD(bp, dev_info.shared_hw_config.part_num[12]); | |
7627 | ||
7628 | printk(KERN_INFO PFX "part number %X-%X-%X-%X\n", | |
7629 | val, val2, val3, val4); | |
7630 | } | |
7631 | ||
7632 | static void __devinit bnx2x_link_settings_supported(struct bnx2x *bp, | |
7633 | u32 switch_cfg) | |
a2fbb9ea | 7634 | { |
34f80b04 | 7635 | int port = BP_PORT(bp); |
a2fbb9ea ET |
7636 | u32 ext_phy_type; |
7637 | ||
a2fbb9ea ET |
7638 | switch (switch_cfg) { |
7639 | case SWITCH_CFG_1G: | |
7640 | BNX2X_DEV_INFO("switch_cfg 0x%x (1G)\n", switch_cfg); | |
7641 | ||
c18487ee YR |
7642 | ext_phy_type = |
7643 | SERDES_EXT_PHY_TYPE(bp->link_params.ext_phy_config); | |
a2fbb9ea ET |
7644 | switch (ext_phy_type) { |
7645 | case PORT_HW_CFG_SERDES_EXT_PHY_TYPE_DIRECT: | |
7646 | BNX2X_DEV_INFO("ext_phy_type 0x%x (Direct)\n", | |
7647 | ext_phy_type); | |
7648 | ||
34f80b04 EG |
7649 | bp->port.supported |= (SUPPORTED_10baseT_Half | |
7650 | SUPPORTED_10baseT_Full | | |
7651 | SUPPORTED_100baseT_Half | | |
7652 | SUPPORTED_100baseT_Full | | |
7653 | SUPPORTED_1000baseT_Full | | |
7654 | SUPPORTED_2500baseX_Full | | |
7655 | SUPPORTED_TP | | |
7656 | SUPPORTED_FIBRE | | |
7657 | SUPPORTED_Autoneg | | |
7658 | SUPPORTED_Pause | | |
7659 | SUPPORTED_Asym_Pause); | |
a2fbb9ea ET |
7660 | break; |
7661 | ||
7662 | case PORT_HW_CFG_SERDES_EXT_PHY_TYPE_BCM5482: | |
7663 | BNX2X_DEV_INFO("ext_phy_type 0x%x (5482)\n", | |
7664 | ext_phy_type); | |
7665 | ||
34f80b04 EG |
7666 | bp->port.supported |= (SUPPORTED_10baseT_Half | |
7667 | SUPPORTED_10baseT_Full | | |
7668 | SUPPORTED_100baseT_Half | | |
7669 | SUPPORTED_100baseT_Full | | |
7670 | SUPPORTED_1000baseT_Full | | |
7671 | SUPPORTED_TP | | |
7672 | SUPPORTED_FIBRE | | |
7673 | SUPPORTED_Autoneg | | |
7674 | SUPPORTED_Pause | | |
7675 | SUPPORTED_Asym_Pause); | |
a2fbb9ea ET |
7676 | break; |
7677 | ||
7678 | default: | |
7679 | BNX2X_ERR("NVRAM config error. " | |
7680 | "BAD SerDes ext_phy_config 0x%x\n", | |
c18487ee | 7681 | bp->link_params.ext_phy_config); |
a2fbb9ea ET |
7682 | return; |
7683 | } | |
7684 | ||
34f80b04 EG |
7685 | bp->port.phy_addr = REG_RD(bp, NIG_REG_SERDES0_CTRL_PHY_ADDR + |
7686 | port*0x10); | |
7687 | BNX2X_DEV_INFO("phy_addr 0x%x\n", bp->port.phy_addr); | |
a2fbb9ea ET |
7688 | break; |
7689 | ||
7690 | case SWITCH_CFG_10G: | |
7691 | BNX2X_DEV_INFO("switch_cfg 0x%x (10G)\n", switch_cfg); | |
7692 | ||
c18487ee YR |
7693 | ext_phy_type = |
7694 | XGXS_EXT_PHY_TYPE(bp->link_params.ext_phy_config); | |
a2fbb9ea ET |
7695 | switch (ext_phy_type) { |
7696 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT: | |
7697 | BNX2X_DEV_INFO("ext_phy_type 0x%x (Direct)\n", | |
7698 | ext_phy_type); | |
7699 | ||
34f80b04 EG |
7700 | bp->port.supported |= (SUPPORTED_10baseT_Half | |
7701 | SUPPORTED_10baseT_Full | | |
7702 | SUPPORTED_100baseT_Half | | |
7703 | SUPPORTED_100baseT_Full | | |
7704 | SUPPORTED_1000baseT_Full | | |
7705 | SUPPORTED_2500baseX_Full | | |
7706 | SUPPORTED_10000baseT_Full | | |
7707 | SUPPORTED_TP | | |
7708 | SUPPORTED_FIBRE | | |
7709 | SUPPORTED_Autoneg | | |
7710 | SUPPORTED_Pause | | |
7711 | SUPPORTED_Asym_Pause); | |
a2fbb9ea ET |
7712 | break; |
7713 | ||
589abe3a EG |
7714 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8072: |
7715 | BNX2X_DEV_INFO("ext_phy_type 0x%x (8072)\n", | |
34f80b04 | 7716 | ext_phy_type); |
f1410647 | 7717 | |
34f80b04 | 7718 | bp->port.supported |= (SUPPORTED_10000baseT_Full | |
589abe3a | 7719 | SUPPORTED_1000baseT_Full | |
34f80b04 | 7720 | SUPPORTED_FIBRE | |
589abe3a | 7721 | SUPPORTED_Autoneg | |
34f80b04 EG |
7722 | SUPPORTED_Pause | |
7723 | SUPPORTED_Asym_Pause); | |
f1410647 ET |
7724 | break; |
7725 | ||
589abe3a EG |
7726 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073: |
7727 | BNX2X_DEV_INFO("ext_phy_type 0x%x (8073)\n", | |
f1410647 ET |
7728 | ext_phy_type); |
7729 | ||
34f80b04 | 7730 | bp->port.supported |= (SUPPORTED_10000baseT_Full | |
589abe3a | 7731 | SUPPORTED_2500baseX_Full | |
34f80b04 | 7732 | SUPPORTED_1000baseT_Full | |
589abe3a EG |
7733 | SUPPORTED_FIBRE | |
7734 | SUPPORTED_Autoneg | | |
7735 | SUPPORTED_Pause | | |
7736 | SUPPORTED_Asym_Pause); | |
7737 | break; | |
7738 | ||
7739 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8705: | |
7740 | BNX2X_DEV_INFO("ext_phy_type 0x%x (8705)\n", | |
7741 | ext_phy_type); | |
7742 | ||
7743 | bp->port.supported |= (SUPPORTED_10000baseT_Full | | |
34f80b04 EG |
7744 | SUPPORTED_FIBRE | |
7745 | SUPPORTED_Pause | | |
7746 | SUPPORTED_Asym_Pause); | |
f1410647 ET |
7747 | break; |
7748 | ||
589abe3a EG |
7749 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8706: |
7750 | BNX2X_DEV_INFO("ext_phy_type 0x%x (8706)\n", | |
a2fbb9ea ET |
7751 | ext_phy_type); |
7752 | ||
34f80b04 EG |
7753 | bp->port.supported |= (SUPPORTED_10000baseT_Full | |
7754 | SUPPORTED_1000baseT_Full | | |
7755 | SUPPORTED_FIBRE | | |
34f80b04 EG |
7756 | SUPPORTED_Pause | |
7757 | SUPPORTED_Asym_Pause); | |
f1410647 ET |
7758 | break; |
7759 | ||
589abe3a EG |
7760 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726: |
7761 | BNX2X_DEV_INFO("ext_phy_type 0x%x (8726)\n", | |
c18487ee YR |
7762 | ext_phy_type); |
7763 | ||
34f80b04 | 7764 | bp->port.supported |= (SUPPORTED_10000baseT_Full | |
34f80b04 | 7765 | SUPPORTED_1000baseT_Full | |
34f80b04 | 7766 | SUPPORTED_Autoneg | |
589abe3a | 7767 | SUPPORTED_FIBRE | |
34f80b04 EG |
7768 | SUPPORTED_Pause | |
7769 | SUPPORTED_Asym_Pause); | |
c18487ee YR |
7770 | break; |
7771 | ||
f1410647 ET |
7772 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101: |
7773 | BNX2X_DEV_INFO("ext_phy_type 0x%x (SFX7101)\n", | |
7774 | ext_phy_type); | |
7775 | ||
34f80b04 EG |
7776 | bp->port.supported |= (SUPPORTED_10000baseT_Full | |
7777 | SUPPORTED_TP | | |
7778 | SUPPORTED_Autoneg | | |
7779 | SUPPORTED_Pause | | |
7780 | SUPPORTED_Asym_Pause); | |
a2fbb9ea ET |
7781 | break; |
7782 | ||
28577185 EG |
7783 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8481: |
7784 | BNX2X_DEV_INFO("ext_phy_type 0x%x (BCM8481)\n", | |
7785 | ext_phy_type); | |
7786 | ||
7787 | bp->port.supported |= (SUPPORTED_10baseT_Half | | |
7788 | SUPPORTED_10baseT_Full | | |
7789 | SUPPORTED_100baseT_Half | | |
7790 | SUPPORTED_100baseT_Full | | |
7791 | SUPPORTED_1000baseT_Full | | |
7792 | SUPPORTED_10000baseT_Full | | |
7793 | SUPPORTED_TP | | |
7794 | SUPPORTED_Autoneg | | |
7795 | SUPPORTED_Pause | | |
7796 | SUPPORTED_Asym_Pause); | |
7797 | break; | |
7798 | ||
c18487ee YR |
7799 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_FAILURE: |
7800 | BNX2X_ERR("XGXS PHY Failure detected 0x%x\n", | |
7801 | bp->link_params.ext_phy_config); | |
7802 | break; | |
7803 | ||
a2fbb9ea ET |
7804 | default: |
7805 | BNX2X_ERR("NVRAM config error. " | |
7806 | "BAD XGXS ext_phy_config 0x%x\n", | |
c18487ee | 7807 | bp->link_params.ext_phy_config); |
a2fbb9ea ET |
7808 | return; |
7809 | } | |
7810 | ||
34f80b04 EG |
7811 | bp->port.phy_addr = REG_RD(bp, NIG_REG_XGXS0_CTRL_PHY_ADDR + |
7812 | port*0x18); | |
7813 | BNX2X_DEV_INFO("phy_addr 0x%x\n", bp->port.phy_addr); | |
a2fbb9ea | 7814 | |
a2fbb9ea ET |
7815 | break; |
7816 | ||
7817 | default: | |
7818 | BNX2X_ERR("BAD switch_cfg link_config 0x%x\n", | |
34f80b04 | 7819 | bp->port.link_config); |
a2fbb9ea ET |
7820 | return; |
7821 | } | |
34f80b04 | 7822 | bp->link_params.phy_addr = bp->port.phy_addr; |
a2fbb9ea ET |
7823 | |
7824 | /* mask what we support according to speed_cap_mask */ | |
c18487ee YR |
7825 | if (!(bp->link_params.speed_cap_mask & |
7826 | PORT_HW_CFG_SPEED_CAPABILITY_D0_10M_HALF)) | |
34f80b04 | 7827 | bp->port.supported &= ~SUPPORTED_10baseT_Half; |
a2fbb9ea | 7828 | |
c18487ee YR |
7829 | if (!(bp->link_params.speed_cap_mask & |
7830 | PORT_HW_CFG_SPEED_CAPABILITY_D0_10M_FULL)) | |
34f80b04 | 7831 | bp->port.supported &= ~SUPPORTED_10baseT_Full; |
a2fbb9ea | 7832 | |
c18487ee YR |
7833 | if (!(bp->link_params.speed_cap_mask & |
7834 | PORT_HW_CFG_SPEED_CAPABILITY_D0_100M_HALF)) | |
34f80b04 | 7835 | bp->port.supported &= ~SUPPORTED_100baseT_Half; |
a2fbb9ea | 7836 | |
c18487ee YR |
7837 | if (!(bp->link_params.speed_cap_mask & |
7838 | PORT_HW_CFG_SPEED_CAPABILITY_D0_100M_FULL)) | |
34f80b04 | 7839 | bp->port.supported &= ~SUPPORTED_100baseT_Full; |
a2fbb9ea | 7840 | |
c18487ee YR |
7841 | if (!(bp->link_params.speed_cap_mask & |
7842 | PORT_HW_CFG_SPEED_CAPABILITY_D0_1G)) | |
34f80b04 EG |
7843 | bp->port.supported &= ~(SUPPORTED_1000baseT_Half | |
7844 | SUPPORTED_1000baseT_Full); | |
a2fbb9ea | 7845 | |
c18487ee YR |
7846 | if (!(bp->link_params.speed_cap_mask & |
7847 | PORT_HW_CFG_SPEED_CAPABILITY_D0_2_5G)) | |
34f80b04 | 7848 | bp->port.supported &= ~SUPPORTED_2500baseX_Full; |
a2fbb9ea | 7849 | |
c18487ee YR |
7850 | if (!(bp->link_params.speed_cap_mask & |
7851 | PORT_HW_CFG_SPEED_CAPABILITY_D0_10G)) | |
34f80b04 | 7852 | bp->port.supported &= ~SUPPORTED_10000baseT_Full; |
a2fbb9ea | 7853 | |
34f80b04 | 7854 | BNX2X_DEV_INFO("supported 0x%x\n", bp->port.supported); |
a2fbb9ea ET |
7855 | } |
7856 | ||
34f80b04 | 7857 | static void __devinit bnx2x_link_settings_requested(struct bnx2x *bp) |
a2fbb9ea | 7858 | { |
c18487ee | 7859 | bp->link_params.req_duplex = DUPLEX_FULL; |
a2fbb9ea | 7860 | |
34f80b04 | 7861 | switch (bp->port.link_config & PORT_FEATURE_LINK_SPEED_MASK) { |
a2fbb9ea | 7862 | case PORT_FEATURE_LINK_SPEED_AUTO: |
34f80b04 | 7863 | if (bp->port.supported & SUPPORTED_Autoneg) { |
c18487ee | 7864 | bp->link_params.req_line_speed = SPEED_AUTO_NEG; |
34f80b04 | 7865 | bp->port.advertising = bp->port.supported; |
a2fbb9ea | 7866 | } else { |
c18487ee YR |
7867 | u32 ext_phy_type = |
7868 | XGXS_EXT_PHY_TYPE(bp->link_params.ext_phy_config); | |
7869 | ||
7870 | if ((ext_phy_type == | |
7871 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8705) || | |
7872 | (ext_phy_type == | |
7873 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8706)) { | |
a2fbb9ea | 7874 | /* force 10G, no AN */ |
c18487ee | 7875 | bp->link_params.req_line_speed = SPEED_10000; |
34f80b04 | 7876 | bp->port.advertising = |
a2fbb9ea ET |
7877 | (ADVERTISED_10000baseT_Full | |
7878 | ADVERTISED_FIBRE); | |
7879 | break; | |
7880 | } | |
7881 | BNX2X_ERR("NVRAM config error. " | |
7882 | "Invalid link_config 0x%x" | |
7883 | " Autoneg not supported\n", | |
34f80b04 | 7884 | bp->port.link_config); |
a2fbb9ea ET |
7885 | return; |
7886 | } | |
7887 | break; | |
7888 | ||
7889 | case PORT_FEATURE_LINK_SPEED_10M_FULL: | |
34f80b04 | 7890 | if (bp->port.supported & SUPPORTED_10baseT_Full) { |
c18487ee | 7891 | bp->link_params.req_line_speed = SPEED_10; |
34f80b04 EG |
7892 | bp->port.advertising = (ADVERTISED_10baseT_Full | |
7893 | ADVERTISED_TP); | |
a2fbb9ea ET |
7894 | } else { |
7895 | BNX2X_ERR("NVRAM config error. " | |
7896 | "Invalid link_config 0x%x" | |
7897 | " speed_cap_mask 0x%x\n", | |
34f80b04 | 7898 | bp->port.link_config, |
c18487ee | 7899 | bp->link_params.speed_cap_mask); |
a2fbb9ea ET |
7900 | return; |
7901 | } | |
7902 | break; | |
7903 | ||
7904 | case PORT_FEATURE_LINK_SPEED_10M_HALF: | |
34f80b04 | 7905 | if (bp->port.supported & SUPPORTED_10baseT_Half) { |
c18487ee YR |
7906 | bp->link_params.req_line_speed = SPEED_10; |
7907 | bp->link_params.req_duplex = DUPLEX_HALF; | |
34f80b04 EG |
7908 | bp->port.advertising = (ADVERTISED_10baseT_Half | |
7909 | ADVERTISED_TP); | |
a2fbb9ea ET |
7910 | } else { |
7911 | BNX2X_ERR("NVRAM config error. " | |
7912 | "Invalid link_config 0x%x" | |
7913 | " speed_cap_mask 0x%x\n", | |
34f80b04 | 7914 | bp->port.link_config, |
c18487ee | 7915 | bp->link_params.speed_cap_mask); |
a2fbb9ea ET |
7916 | return; |
7917 | } | |
7918 | break; | |
7919 | ||
7920 | case PORT_FEATURE_LINK_SPEED_100M_FULL: | |
34f80b04 | 7921 | if (bp->port.supported & SUPPORTED_100baseT_Full) { |
c18487ee | 7922 | bp->link_params.req_line_speed = SPEED_100; |
34f80b04 EG |
7923 | bp->port.advertising = (ADVERTISED_100baseT_Full | |
7924 | ADVERTISED_TP); | |
a2fbb9ea ET |
7925 | } else { |
7926 | BNX2X_ERR("NVRAM config error. " | |
7927 | "Invalid link_config 0x%x" | |
7928 | " speed_cap_mask 0x%x\n", | |
34f80b04 | 7929 | bp->port.link_config, |
c18487ee | 7930 | bp->link_params.speed_cap_mask); |
a2fbb9ea ET |
7931 | return; |
7932 | } | |
7933 | break; | |
7934 | ||
7935 | case PORT_FEATURE_LINK_SPEED_100M_HALF: | |
34f80b04 | 7936 | if (bp->port.supported & SUPPORTED_100baseT_Half) { |
c18487ee YR |
7937 | bp->link_params.req_line_speed = SPEED_100; |
7938 | bp->link_params.req_duplex = DUPLEX_HALF; | |
34f80b04 EG |
7939 | bp->port.advertising = (ADVERTISED_100baseT_Half | |
7940 | ADVERTISED_TP); | |
a2fbb9ea ET |
7941 | } else { |
7942 | BNX2X_ERR("NVRAM config error. " | |
7943 | "Invalid link_config 0x%x" | |
7944 | " speed_cap_mask 0x%x\n", | |
34f80b04 | 7945 | bp->port.link_config, |
c18487ee | 7946 | bp->link_params.speed_cap_mask); |
a2fbb9ea ET |
7947 | return; |
7948 | } | |
7949 | break; | |
7950 | ||
7951 | case PORT_FEATURE_LINK_SPEED_1G: | |
34f80b04 | 7952 | if (bp->port.supported & SUPPORTED_1000baseT_Full) { |
c18487ee | 7953 | bp->link_params.req_line_speed = SPEED_1000; |
34f80b04 EG |
7954 | bp->port.advertising = (ADVERTISED_1000baseT_Full | |
7955 | ADVERTISED_TP); | |
a2fbb9ea ET |
7956 | } else { |
7957 | BNX2X_ERR("NVRAM config error. " | |
7958 | "Invalid link_config 0x%x" | |
7959 | " speed_cap_mask 0x%x\n", | |
34f80b04 | 7960 | bp->port.link_config, |
c18487ee | 7961 | bp->link_params.speed_cap_mask); |
a2fbb9ea ET |
7962 | return; |
7963 | } | |
7964 | break; | |
7965 | ||
7966 | case PORT_FEATURE_LINK_SPEED_2_5G: | |
34f80b04 | 7967 | if (bp->port.supported & SUPPORTED_2500baseX_Full) { |
c18487ee | 7968 | bp->link_params.req_line_speed = SPEED_2500; |
34f80b04 EG |
7969 | bp->port.advertising = (ADVERTISED_2500baseX_Full | |
7970 | ADVERTISED_TP); | |
a2fbb9ea ET |
7971 | } else { |
7972 | BNX2X_ERR("NVRAM config error. " | |
7973 | "Invalid link_config 0x%x" | |
7974 | " speed_cap_mask 0x%x\n", | |
34f80b04 | 7975 | bp->port.link_config, |
c18487ee | 7976 | bp->link_params.speed_cap_mask); |
a2fbb9ea ET |
7977 | return; |
7978 | } | |
7979 | break; | |
7980 | ||
7981 | case PORT_FEATURE_LINK_SPEED_10G_CX4: | |
7982 | case PORT_FEATURE_LINK_SPEED_10G_KX4: | |
7983 | case PORT_FEATURE_LINK_SPEED_10G_KR: | |
34f80b04 | 7984 | if (bp->port.supported & SUPPORTED_10000baseT_Full) { |
c18487ee | 7985 | bp->link_params.req_line_speed = SPEED_10000; |
34f80b04 EG |
7986 | bp->port.advertising = (ADVERTISED_10000baseT_Full | |
7987 | ADVERTISED_FIBRE); | |
a2fbb9ea ET |
7988 | } else { |
7989 | BNX2X_ERR("NVRAM config error. " | |
7990 | "Invalid link_config 0x%x" | |
7991 | " speed_cap_mask 0x%x\n", | |
34f80b04 | 7992 | bp->port.link_config, |
c18487ee | 7993 | bp->link_params.speed_cap_mask); |
a2fbb9ea ET |
7994 | return; |
7995 | } | |
7996 | break; | |
7997 | ||
7998 | default: | |
7999 | BNX2X_ERR("NVRAM config error. " | |
8000 | "BAD link speed link_config 0x%x\n", | |
34f80b04 | 8001 | bp->port.link_config); |
c18487ee | 8002 | bp->link_params.req_line_speed = SPEED_AUTO_NEG; |
34f80b04 | 8003 | bp->port.advertising = bp->port.supported; |
a2fbb9ea ET |
8004 | break; |
8005 | } | |
a2fbb9ea | 8006 | |
34f80b04 EG |
8007 | bp->link_params.req_flow_ctrl = (bp->port.link_config & |
8008 | PORT_FEATURE_FLOW_CONTROL_MASK); | |
c0700f90 | 8009 | if ((bp->link_params.req_flow_ctrl == BNX2X_FLOW_CTRL_AUTO) && |
4ab84d45 | 8010 | !(bp->port.supported & SUPPORTED_Autoneg)) |
c0700f90 | 8011 | bp->link_params.req_flow_ctrl = BNX2X_FLOW_CTRL_NONE; |
a2fbb9ea | 8012 | |
c18487ee | 8013 | BNX2X_DEV_INFO("req_line_speed %d req_duplex %d req_flow_ctrl 0x%x" |
f1410647 | 8014 | " advertising 0x%x\n", |
c18487ee YR |
8015 | bp->link_params.req_line_speed, |
8016 | bp->link_params.req_duplex, | |
34f80b04 | 8017 | bp->link_params.req_flow_ctrl, bp->port.advertising); |
a2fbb9ea ET |
8018 | } |
8019 | ||
34f80b04 | 8020 | static void __devinit bnx2x_get_port_hwinfo(struct bnx2x *bp) |
a2fbb9ea | 8021 | { |
34f80b04 EG |
8022 | int port = BP_PORT(bp); |
8023 | u32 val, val2; | |
589abe3a | 8024 | u32 config; |
c2c8b03e | 8025 | u16 i; |
a2fbb9ea | 8026 | |
c18487ee | 8027 | bp->link_params.bp = bp; |
34f80b04 | 8028 | bp->link_params.port = port; |
c18487ee | 8029 | |
c18487ee | 8030 | bp->link_params.lane_config = |
a2fbb9ea | 8031 | SHMEM_RD(bp, dev_info.port_hw_config[port].lane_config); |
c18487ee | 8032 | bp->link_params.ext_phy_config = |
a2fbb9ea ET |
8033 | SHMEM_RD(bp, |
8034 | dev_info.port_hw_config[port].external_phy_config); | |
c18487ee | 8035 | bp->link_params.speed_cap_mask = |
a2fbb9ea ET |
8036 | SHMEM_RD(bp, |
8037 | dev_info.port_hw_config[port].speed_capability_mask); | |
8038 | ||
34f80b04 | 8039 | bp->port.link_config = |
a2fbb9ea ET |
8040 | SHMEM_RD(bp, dev_info.port_feature_config[port].link_config); |
8041 | ||
c2c8b03e EG |
8042 | /* Get the 4 lanes xgxs config rx and tx */ |
8043 | for (i = 0; i < 2; i++) { | |
8044 | val = SHMEM_RD(bp, | |
8045 | dev_info.port_hw_config[port].xgxs_config_rx[i<<1]); | |
8046 | bp->link_params.xgxs_config_rx[i << 1] = ((val>>16) & 0xffff); | |
8047 | bp->link_params.xgxs_config_rx[(i << 1) + 1] = (val & 0xffff); | |
8048 | ||
8049 | val = SHMEM_RD(bp, | |
8050 | dev_info.port_hw_config[port].xgxs_config_tx[i<<1]); | |
8051 | bp->link_params.xgxs_config_tx[i << 1] = ((val>>16) & 0xffff); | |
8052 | bp->link_params.xgxs_config_tx[(i << 1) + 1] = (val & 0xffff); | |
8053 | } | |
8054 | ||
589abe3a EG |
8055 | config = SHMEM_RD(bp, dev_info.port_feature_config[port].config); |
8056 | if (config & PORT_FEAT_CFG_OPT_MDL_ENFRCMNT_ENABLED) | |
8057 | bp->link_params.feature_config_flags |= | |
8058 | FEATURE_CONFIG_MODULE_ENFORCMENT_ENABLED; | |
8059 | else | |
8060 | bp->link_params.feature_config_flags &= | |
8061 | ~FEATURE_CONFIG_MODULE_ENFORCMENT_ENABLED; | |
8062 | ||
3ce2c3f9 EG |
8063 | /* If the device is capable of WoL, set the default state according |
8064 | * to the HW | |
8065 | */ | |
8066 | bp->wol = (!(bp->flags & NO_WOL_FLAG) && | |
8067 | (config & PORT_FEATURE_WOL_ENABLED)); | |
8068 | ||
c2c8b03e EG |
8069 | BNX2X_DEV_INFO("lane_config 0x%08x ext_phy_config 0x%08x" |
8070 | " speed_cap_mask 0x%08x link_config 0x%08x\n", | |
c18487ee YR |
8071 | bp->link_params.lane_config, |
8072 | bp->link_params.ext_phy_config, | |
34f80b04 | 8073 | bp->link_params.speed_cap_mask, bp->port.link_config); |
a2fbb9ea | 8074 | |
34f80b04 | 8075 | bp->link_params.switch_cfg = (bp->port.link_config & |
c18487ee YR |
8076 | PORT_FEATURE_CONNECTED_SWITCH_MASK); |
8077 | bnx2x_link_settings_supported(bp, bp->link_params.switch_cfg); | |
a2fbb9ea ET |
8078 | |
8079 | bnx2x_link_settings_requested(bp); | |
8080 | ||
8081 | val2 = SHMEM_RD(bp, dev_info.port_hw_config[port].mac_upper); | |
8082 | val = SHMEM_RD(bp, dev_info.port_hw_config[port].mac_lower); | |
8083 | bp->dev->dev_addr[0] = (u8)(val2 >> 8 & 0xff); | |
8084 | bp->dev->dev_addr[1] = (u8)(val2 & 0xff); | |
8085 | bp->dev->dev_addr[2] = (u8)(val >> 24 & 0xff); | |
8086 | bp->dev->dev_addr[3] = (u8)(val >> 16 & 0xff); | |
8087 | bp->dev->dev_addr[4] = (u8)(val >> 8 & 0xff); | |
8088 | bp->dev->dev_addr[5] = (u8)(val & 0xff); | |
c18487ee YR |
8089 | memcpy(bp->link_params.mac_addr, bp->dev->dev_addr, ETH_ALEN); |
8090 | memcpy(bp->dev->perm_addr, bp->dev->dev_addr, ETH_ALEN); | |
34f80b04 EG |
8091 | } |
8092 | ||
8093 | static int __devinit bnx2x_get_hwinfo(struct bnx2x *bp) | |
8094 | { | |
8095 | int func = BP_FUNC(bp); | |
8096 | u32 val, val2; | |
8097 | int rc = 0; | |
a2fbb9ea | 8098 | |
34f80b04 | 8099 | bnx2x_get_common_hwinfo(bp); |
a2fbb9ea | 8100 | |
34f80b04 EG |
8101 | bp->e1hov = 0; |
8102 | bp->e1hmf = 0; | |
8103 | if (CHIP_IS_E1H(bp)) { | |
8104 | bp->mf_config = | |
8105 | SHMEM_RD(bp, mf_cfg.func_mf_config[func].config); | |
a2fbb9ea | 8106 | |
3196a88a EG |
8107 | val = (SHMEM_RD(bp, mf_cfg.func_mf_config[func].e1hov_tag) & |
8108 | FUNC_MF_CFG_E1HOV_TAG_MASK); | |
34f80b04 | 8109 | if (val != FUNC_MF_CFG_E1HOV_TAG_DEFAULT) { |
a2fbb9ea | 8110 | |
34f80b04 EG |
8111 | bp->e1hov = val; |
8112 | bp->e1hmf = 1; | |
8113 | BNX2X_DEV_INFO("MF mode E1HOV for func %d is %d " | |
8114 | "(0x%04x)\n", | |
8115 | func, bp->e1hov, bp->e1hov); | |
8116 | } else { | |
f5372251 | 8117 | BNX2X_DEV_INFO("single function mode\n"); |
34f80b04 EG |
8118 | if (BP_E1HVN(bp)) { |
8119 | BNX2X_ERR("!!! No valid E1HOV for func %d," | |
8120 | " aborting\n", func); | |
8121 | rc = -EPERM; | |
8122 | } | |
8123 | } | |
8124 | } | |
a2fbb9ea | 8125 | |
34f80b04 EG |
8126 | if (!BP_NOMCP(bp)) { |
8127 | bnx2x_get_port_hwinfo(bp); | |
8128 | ||
8129 | bp->fw_seq = (SHMEM_RD(bp, func_mb[func].drv_mb_header) & | |
8130 | DRV_MSG_SEQ_NUMBER_MASK); | |
8131 | BNX2X_DEV_INFO("fw_seq 0x%08x\n", bp->fw_seq); | |
8132 | } | |
8133 | ||
8134 | if (IS_E1HMF(bp)) { | |
8135 | val2 = SHMEM_RD(bp, mf_cfg.func_mf_config[func].mac_upper); | |
8136 | val = SHMEM_RD(bp, mf_cfg.func_mf_config[func].mac_lower); | |
8137 | if ((val2 != FUNC_MF_CFG_UPPERMAC_DEFAULT) && | |
8138 | (val != FUNC_MF_CFG_LOWERMAC_DEFAULT)) { | |
8139 | bp->dev->dev_addr[0] = (u8)(val2 >> 8 & 0xff); | |
8140 | bp->dev->dev_addr[1] = (u8)(val2 & 0xff); | |
8141 | bp->dev->dev_addr[2] = (u8)(val >> 24 & 0xff); | |
8142 | bp->dev->dev_addr[3] = (u8)(val >> 16 & 0xff); | |
8143 | bp->dev->dev_addr[4] = (u8)(val >> 8 & 0xff); | |
8144 | bp->dev->dev_addr[5] = (u8)(val & 0xff); | |
8145 | memcpy(bp->link_params.mac_addr, bp->dev->dev_addr, | |
8146 | ETH_ALEN); | |
8147 | memcpy(bp->dev->perm_addr, bp->dev->dev_addr, | |
8148 | ETH_ALEN); | |
a2fbb9ea | 8149 | } |
34f80b04 EG |
8150 | |
8151 | return rc; | |
a2fbb9ea ET |
8152 | } |
8153 | ||
34f80b04 EG |
8154 | if (BP_NOMCP(bp)) { |
8155 | /* only supposed to happen on emulation/FPGA */ | |
33471629 | 8156 | BNX2X_ERR("warning random MAC workaround active\n"); |
34f80b04 EG |
8157 | random_ether_addr(bp->dev->dev_addr); |
8158 | memcpy(bp->dev->perm_addr, bp->dev->dev_addr, ETH_ALEN); | |
8159 | } | |
a2fbb9ea | 8160 | |
34f80b04 EG |
8161 | return rc; |
8162 | } | |
8163 | ||
8164 | static int __devinit bnx2x_init_bp(struct bnx2x *bp) | |
8165 | { | |
8166 | int func = BP_FUNC(bp); | |
87942b46 | 8167 | int timer_interval; |
34f80b04 EG |
8168 | int rc; |
8169 | ||
da5a662a VZ |
8170 | /* Disable interrupt handling until HW is initialized */ |
8171 | atomic_set(&bp->intr_sem, 1); | |
8172 | ||
34f80b04 | 8173 | mutex_init(&bp->port.phy_mutex); |
a2fbb9ea | 8174 | |
1cf167f2 | 8175 | INIT_DELAYED_WORK(&bp->sp_task, bnx2x_sp_task); |
34f80b04 EG |
8176 | INIT_WORK(&bp->reset_task, bnx2x_reset_task); |
8177 | ||
8178 | rc = bnx2x_get_hwinfo(bp); | |
8179 | ||
8180 | /* need to reset chip if undi was active */ | |
8181 | if (!BP_NOMCP(bp)) | |
8182 | bnx2x_undi_unload(bp); | |
8183 | ||
8184 | if (CHIP_REV_IS_FPGA(bp)) | |
8185 | printk(KERN_ERR PFX "FPGA detected\n"); | |
8186 | ||
8187 | if (BP_NOMCP(bp) && (func == 0)) | |
8188 | printk(KERN_ERR PFX | |
8189 | "MCP disabled, must load devices in order!\n"); | |
8190 | ||
555f6c78 | 8191 | /* Set multi queue mode */ |
8badd27a EG |
8192 | if ((multi_mode != ETH_RSS_MODE_DISABLED) && |
8193 | ((int_mode == INT_MODE_INTx) || (int_mode == INT_MODE_MSI))) { | |
555f6c78 | 8194 | printk(KERN_ERR PFX |
8badd27a | 8195 | "Multi disabled since int_mode requested is not MSI-X\n"); |
555f6c78 EG |
8196 | multi_mode = ETH_RSS_MODE_DISABLED; |
8197 | } | |
8198 | bp->multi_mode = multi_mode; | |
8199 | ||
8200 | ||
7a9b2557 VZ |
8201 | /* Set TPA flags */ |
8202 | if (disable_tpa) { | |
8203 | bp->flags &= ~TPA_ENABLE_FLAG; | |
8204 | bp->dev->features &= ~NETIF_F_LRO; | |
8205 | } else { | |
8206 | bp->flags |= TPA_ENABLE_FLAG; | |
8207 | bp->dev->features |= NETIF_F_LRO; | |
8208 | } | |
8209 | ||
8d5726c4 | 8210 | bp->mrrs = mrrs; |
7a9b2557 | 8211 | |
34f80b04 EG |
8212 | bp->tx_ring_size = MAX_TX_AVAIL; |
8213 | bp->rx_ring_size = MAX_RX_AVAIL; | |
8214 | ||
8215 | bp->rx_csum = 1; | |
34f80b04 EG |
8216 | |
8217 | bp->tx_ticks = 50; | |
8218 | bp->rx_ticks = 25; | |
8219 | ||
87942b46 EG |
8220 | timer_interval = (CHIP_REV_IS_SLOW(bp) ? 5*HZ : HZ); |
8221 | bp->current_interval = (poll ? poll : timer_interval); | |
34f80b04 EG |
8222 | |
8223 | init_timer(&bp->timer); | |
8224 | bp->timer.expires = jiffies + bp->current_interval; | |
8225 | bp->timer.data = (unsigned long) bp; | |
8226 | bp->timer.function = bnx2x_timer; | |
8227 | ||
8228 | return rc; | |
a2fbb9ea ET |
8229 | } |
8230 | ||
8231 | /* | |
8232 | * ethtool service functions | |
8233 | */ | |
8234 | ||
8235 | /* All ethtool functions called with rtnl_lock */ | |
8236 | ||
8237 | static int bnx2x_get_settings(struct net_device *dev, struct ethtool_cmd *cmd) | |
8238 | { | |
8239 | struct bnx2x *bp = netdev_priv(dev); | |
8240 | ||
34f80b04 EG |
8241 | cmd->supported = bp->port.supported; |
8242 | cmd->advertising = bp->port.advertising; | |
a2fbb9ea ET |
8243 | |
8244 | if (netif_carrier_ok(dev)) { | |
c18487ee YR |
8245 | cmd->speed = bp->link_vars.line_speed; |
8246 | cmd->duplex = bp->link_vars.duplex; | |
a2fbb9ea | 8247 | } else { |
c18487ee YR |
8248 | cmd->speed = bp->link_params.req_line_speed; |
8249 | cmd->duplex = bp->link_params.req_duplex; | |
a2fbb9ea | 8250 | } |
34f80b04 EG |
8251 | if (IS_E1HMF(bp)) { |
8252 | u16 vn_max_rate; | |
8253 | ||
8254 | vn_max_rate = ((bp->mf_config & FUNC_MF_CFG_MAX_BW_MASK) >> | |
8255 | FUNC_MF_CFG_MAX_BW_SHIFT) * 100; | |
8256 | if (vn_max_rate < cmd->speed) | |
8257 | cmd->speed = vn_max_rate; | |
8258 | } | |
a2fbb9ea | 8259 | |
c18487ee YR |
8260 | if (bp->link_params.switch_cfg == SWITCH_CFG_10G) { |
8261 | u32 ext_phy_type = | |
8262 | XGXS_EXT_PHY_TYPE(bp->link_params.ext_phy_config); | |
f1410647 ET |
8263 | |
8264 | switch (ext_phy_type) { | |
8265 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT: | |
f1410647 | 8266 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8072: |
c18487ee | 8267 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073: |
589abe3a EG |
8268 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8705: |
8269 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8706: | |
8270 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726: | |
f1410647 ET |
8271 | cmd->port = PORT_FIBRE; |
8272 | break; | |
8273 | ||
8274 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101: | |
28577185 | 8275 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8481: |
f1410647 ET |
8276 | cmd->port = PORT_TP; |
8277 | break; | |
8278 | ||
c18487ee YR |
8279 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_FAILURE: |
8280 | BNX2X_ERR("XGXS PHY Failure detected 0x%x\n", | |
8281 | bp->link_params.ext_phy_config); | |
8282 | break; | |
8283 | ||
f1410647 ET |
8284 | default: |
8285 | DP(NETIF_MSG_LINK, "BAD XGXS ext_phy_config 0x%x\n", | |
c18487ee YR |
8286 | bp->link_params.ext_phy_config); |
8287 | break; | |
f1410647 ET |
8288 | } |
8289 | } else | |
a2fbb9ea | 8290 | cmd->port = PORT_TP; |
a2fbb9ea | 8291 | |
34f80b04 | 8292 | cmd->phy_address = bp->port.phy_addr; |
a2fbb9ea ET |
8293 | cmd->transceiver = XCVR_INTERNAL; |
8294 | ||
c18487ee | 8295 | if (bp->link_params.req_line_speed == SPEED_AUTO_NEG) |
a2fbb9ea | 8296 | cmd->autoneg = AUTONEG_ENABLE; |
f1410647 | 8297 | else |
a2fbb9ea | 8298 | cmd->autoneg = AUTONEG_DISABLE; |
a2fbb9ea ET |
8299 | |
8300 | cmd->maxtxpkt = 0; | |
8301 | cmd->maxrxpkt = 0; | |
8302 | ||
8303 | DP(NETIF_MSG_LINK, "ethtool_cmd: cmd %d\n" | |
8304 | DP_LEVEL " supported 0x%x advertising 0x%x speed %d\n" | |
8305 | DP_LEVEL " duplex %d port %d phy_address %d transceiver %d\n" | |
8306 | DP_LEVEL " autoneg %d maxtxpkt %d maxrxpkt %d\n", | |
8307 | cmd->cmd, cmd->supported, cmd->advertising, cmd->speed, | |
8308 | cmd->duplex, cmd->port, cmd->phy_address, cmd->transceiver, | |
8309 | cmd->autoneg, cmd->maxtxpkt, cmd->maxrxpkt); | |
8310 | ||
8311 | return 0; | |
8312 | } | |
8313 | ||
8314 | static int bnx2x_set_settings(struct net_device *dev, struct ethtool_cmd *cmd) | |
8315 | { | |
8316 | struct bnx2x *bp = netdev_priv(dev); | |
8317 | u32 advertising; | |
8318 | ||
34f80b04 EG |
8319 | if (IS_E1HMF(bp)) |
8320 | return 0; | |
8321 | ||
a2fbb9ea ET |
8322 | DP(NETIF_MSG_LINK, "ethtool_cmd: cmd %d\n" |
8323 | DP_LEVEL " supported 0x%x advertising 0x%x speed %d\n" | |
8324 | DP_LEVEL " duplex %d port %d phy_address %d transceiver %d\n" | |
8325 | DP_LEVEL " autoneg %d maxtxpkt %d maxrxpkt %d\n", | |
8326 | cmd->cmd, cmd->supported, cmd->advertising, cmd->speed, | |
8327 | cmd->duplex, cmd->port, cmd->phy_address, cmd->transceiver, | |
8328 | cmd->autoneg, cmd->maxtxpkt, cmd->maxrxpkt); | |
8329 | ||
a2fbb9ea | 8330 | if (cmd->autoneg == AUTONEG_ENABLE) { |
34f80b04 EG |
8331 | if (!(bp->port.supported & SUPPORTED_Autoneg)) { |
8332 | DP(NETIF_MSG_LINK, "Autoneg not supported\n"); | |
a2fbb9ea | 8333 | return -EINVAL; |
f1410647 | 8334 | } |
a2fbb9ea ET |
8335 | |
8336 | /* advertise the requested speed and duplex if supported */ | |
34f80b04 | 8337 | cmd->advertising &= bp->port.supported; |
a2fbb9ea | 8338 | |
c18487ee YR |
8339 | bp->link_params.req_line_speed = SPEED_AUTO_NEG; |
8340 | bp->link_params.req_duplex = DUPLEX_FULL; | |
34f80b04 EG |
8341 | bp->port.advertising |= (ADVERTISED_Autoneg | |
8342 | cmd->advertising); | |
a2fbb9ea ET |
8343 | |
8344 | } else { /* forced speed */ | |
8345 | /* advertise the requested speed and duplex if supported */ | |
8346 | switch (cmd->speed) { | |
8347 | case SPEED_10: | |
8348 | if (cmd->duplex == DUPLEX_FULL) { | |
34f80b04 | 8349 | if (!(bp->port.supported & |
f1410647 ET |
8350 | SUPPORTED_10baseT_Full)) { |
8351 | DP(NETIF_MSG_LINK, | |
8352 | "10M full not supported\n"); | |
a2fbb9ea | 8353 | return -EINVAL; |
f1410647 | 8354 | } |
a2fbb9ea ET |
8355 | |
8356 | advertising = (ADVERTISED_10baseT_Full | | |
8357 | ADVERTISED_TP); | |
8358 | } else { | |
34f80b04 | 8359 | if (!(bp->port.supported & |
f1410647 ET |
8360 | SUPPORTED_10baseT_Half)) { |
8361 | DP(NETIF_MSG_LINK, | |
8362 | "10M half not supported\n"); | |
a2fbb9ea | 8363 | return -EINVAL; |
f1410647 | 8364 | } |
a2fbb9ea ET |
8365 | |
8366 | advertising = (ADVERTISED_10baseT_Half | | |
8367 | ADVERTISED_TP); | |
8368 | } | |
8369 | break; | |
8370 | ||
8371 | case SPEED_100: | |
8372 | if (cmd->duplex == DUPLEX_FULL) { | |
34f80b04 | 8373 | if (!(bp->port.supported & |
f1410647 ET |
8374 | SUPPORTED_100baseT_Full)) { |
8375 | DP(NETIF_MSG_LINK, | |
8376 | "100M full not supported\n"); | |
a2fbb9ea | 8377 | return -EINVAL; |
f1410647 | 8378 | } |
a2fbb9ea ET |
8379 | |
8380 | advertising = (ADVERTISED_100baseT_Full | | |
8381 | ADVERTISED_TP); | |
8382 | } else { | |
34f80b04 | 8383 | if (!(bp->port.supported & |
f1410647 ET |
8384 | SUPPORTED_100baseT_Half)) { |
8385 | DP(NETIF_MSG_LINK, | |
8386 | "100M half not supported\n"); | |
a2fbb9ea | 8387 | return -EINVAL; |
f1410647 | 8388 | } |
a2fbb9ea ET |
8389 | |
8390 | advertising = (ADVERTISED_100baseT_Half | | |
8391 | ADVERTISED_TP); | |
8392 | } | |
8393 | break; | |
8394 | ||
8395 | case SPEED_1000: | |
f1410647 ET |
8396 | if (cmd->duplex != DUPLEX_FULL) { |
8397 | DP(NETIF_MSG_LINK, "1G half not supported\n"); | |
a2fbb9ea | 8398 | return -EINVAL; |
f1410647 | 8399 | } |
a2fbb9ea | 8400 | |
34f80b04 | 8401 | if (!(bp->port.supported & SUPPORTED_1000baseT_Full)) { |
f1410647 | 8402 | DP(NETIF_MSG_LINK, "1G full not supported\n"); |
a2fbb9ea | 8403 | return -EINVAL; |
f1410647 | 8404 | } |
a2fbb9ea ET |
8405 | |
8406 | advertising = (ADVERTISED_1000baseT_Full | | |
8407 | ADVERTISED_TP); | |
8408 | break; | |
8409 | ||
8410 | case SPEED_2500: | |
f1410647 ET |
8411 | if (cmd->duplex != DUPLEX_FULL) { |
8412 | DP(NETIF_MSG_LINK, | |
8413 | "2.5G half not supported\n"); | |
a2fbb9ea | 8414 | return -EINVAL; |
f1410647 | 8415 | } |
a2fbb9ea | 8416 | |
34f80b04 | 8417 | if (!(bp->port.supported & SUPPORTED_2500baseX_Full)) { |
f1410647 ET |
8418 | DP(NETIF_MSG_LINK, |
8419 | "2.5G full not supported\n"); | |
a2fbb9ea | 8420 | return -EINVAL; |
f1410647 | 8421 | } |
a2fbb9ea | 8422 | |
f1410647 | 8423 | advertising = (ADVERTISED_2500baseX_Full | |
a2fbb9ea ET |
8424 | ADVERTISED_TP); |
8425 | break; | |
8426 | ||
8427 | case SPEED_10000: | |
f1410647 ET |
8428 | if (cmd->duplex != DUPLEX_FULL) { |
8429 | DP(NETIF_MSG_LINK, "10G half not supported\n"); | |
a2fbb9ea | 8430 | return -EINVAL; |
f1410647 | 8431 | } |
a2fbb9ea | 8432 | |
34f80b04 | 8433 | if (!(bp->port.supported & SUPPORTED_10000baseT_Full)) { |
f1410647 | 8434 | DP(NETIF_MSG_LINK, "10G full not supported\n"); |
a2fbb9ea | 8435 | return -EINVAL; |
f1410647 | 8436 | } |
a2fbb9ea ET |
8437 | |
8438 | advertising = (ADVERTISED_10000baseT_Full | | |
8439 | ADVERTISED_FIBRE); | |
8440 | break; | |
8441 | ||
8442 | default: | |
f1410647 | 8443 | DP(NETIF_MSG_LINK, "Unsupported speed\n"); |
a2fbb9ea ET |
8444 | return -EINVAL; |
8445 | } | |
8446 | ||
c18487ee YR |
8447 | bp->link_params.req_line_speed = cmd->speed; |
8448 | bp->link_params.req_duplex = cmd->duplex; | |
34f80b04 | 8449 | bp->port.advertising = advertising; |
a2fbb9ea ET |
8450 | } |
8451 | ||
c18487ee | 8452 | DP(NETIF_MSG_LINK, "req_line_speed %d\n" |
a2fbb9ea | 8453 | DP_LEVEL " req_duplex %d advertising 0x%x\n", |
c18487ee | 8454 | bp->link_params.req_line_speed, bp->link_params.req_duplex, |
34f80b04 | 8455 | bp->port.advertising); |
a2fbb9ea | 8456 | |
34f80b04 | 8457 | if (netif_running(dev)) { |
bb2a0f7a | 8458 | bnx2x_stats_handle(bp, STATS_EVENT_STOP); |
34f80b04 EG |
8459 | bnx2x_link_set(bp); |
8460 | } | |
a2fbb9ea ET |
8461 | |
8462 | return 0; | |
8463 | } | |
8464 | ||
c18487ee YR |
8465 | #define PHY_FW_VER_LEN 10 |
8466 | ||
a2fbb9ea ET |
8467 | static void bnx2x_get_drvinfo(struct net_device *dev, |
8468 | struct ethtool_drvinfo *info) | |
8469 | { | |
8470 | struct bnx2x *bp = netdev_priv(dev); | |
f0e53a84 | 8471 | u8 phy_fw_ver[PHY_FW_VER_LEN]; |
a2fbb9ea ET |
8472 | |
8473 | strcpy(info->driver, DRV_MODULE_NAME); | |
8474 | strcpy(info->version, DRV_MODULE_VERSION); | |
c18487ee YR |
8475 | |
8476 | phy_fw_ver[0] = '\0'; | |
34f80b04 | 8477 | if (bp->port.pmf) { |
4a37fb66 | 8478 | bnx2x_acquire_phy_lock(bp); |
34f80b04 EG |
8479 | bnx2x_get_ext_phy_fw_version(&bp->link_params, |
8480 | (bp->state != BNX2X_STATE_CLOSED), | |
8481 | phy_fw_ver, PHY_FW_VER_LEN); | |
4a37fb66 | 8482 | bnx2x_release_phy_lock(bp); |
34f80b04 | 8483 | } |
c18487ee | 8484 | |
f0e53a84 EG |
8485 | snprintf(info->fw_version, 32, "BC:%d.%d.%d%s%s", |
8486 | (bp->common.bc_ver & 0xff0000) >> 16, | |
8487 | (bp->common.bc_ver & 0xff00) >> 8, | |
8488 | (bp->common.bc_ver & 0xff), | |
8489 | ((phy_fw_ver[0] != '\0') ? " PHY:" : ""), phy_fw_ver); | |
a2fbb9ea ET |
8490 | strcpy(info->bus_info, pci_name(bp->pdev)); |
8491 | info->n_stats = BNX2X_NUM_STATS; | |
8492 | info->testinfo_len = BNX2X_NUM_TESTS; | |
34f80b04 | 8493 | info->eedump_len = bp->common.flash_size; |
a2fbb9ea ET |
8494 | info->regdump_len = 0; |
8495 | } | |
8496 | ||
0a64ea57 EG |
8497 | #define IS_E1_ONLINE(info) (((info) & RI_E1_ONLINE) == RI_E1_ONLINE) |
8498 | #define IS_E1H_ONLINE(info) (((info) & RI_E1H_ONLINE) == RI_E1H_ONLINE) | |
8499 | ||
8500 | static int bnx2x_get_regs_len(struct net_device *dev) | |
8501 | { | |
8502 | static u32 regdump_len; | |
8503 | struct bnx2x *bp = netdev_priv(dev); | |
8504 | int i; | |
8505 | ||
8506 | if (regdump_len) | |
8507 | return regdump_len; | |
8508 | ||
8509 | if (CHIP_IS_E1(bp)) { | |
8510 | for (i = 0; i < REGS_COUNT; i++) | |
8511 | if (IS_E1_ONLINE(reg_addrs[i].info)) | |
8512 | regdump_len += reg_addrs[i].size; | |
8513 | ||
8514 | for (i = 0; i < WREGS_COUNT_E1; i++) | |
8515 | if (IS_E1_ONLINE(wreg_addrs_e1[i].info)) | |
8516 | regdump_len += wreg_addrs_e1[i].size * | |
8517 | (1 + wreg_addrs_e1[i].read_regs_count); | |
8518 | ||
8519 | } else { /* E1H */ | |
8520 | for (i = 0; i < REGS_COUNT; i++) | |
8521 | if (IS_E1H_ONLINE(reg_addrs[i].info)) | |
8522 | regdump_len += reg_addrs[i].size; | |
8523 | ||
8524 | for (i = 0; i < WREGS_COUNT_E1H; i++) | |
8525 | if (IS_E1H_ONLINE(wreg_addrs_e1h[i].info)) | |
8526 | regdump_len += wreg_addrs_e1h[i].size * | |
8527 | (1 + wreg_addrs_e1h[i].read_regs_count); | |
8528 | } | |
8529 | regdump_len *= 4; | |
8530 | regdump_len += sizeof(struct dump_hdr); | |
8531 | ||
8532 | return regdump_len; | |
8533 | } | |
8534 | ||
8535 | static void bnx2x_get_regs(struct net_device *dev, | |
8536 | struct ethtool_regs *regs, void *_p) | |
8537 | { | |
8538 | u32 *p = _p, i, j; | |
8539 | struct bnx2x *bp = netdev_priv(dev); | |
8540 | struct dump_hdr dump_hdr = {0}; | |
8541 | ||
8542 | regs->version = 0; | |
8543 | memset(p, 0, regs->len); | |
8544 | ||
8545 | if (!netif_running(bp->dev)) | |
8546 | return; | |
8547 | ||
8548 | dump_hdr.hdr_size = (sizeof(struct dump_hdr) / 4) - 1; | |
8549 | dump_hdr.dump_sign = dump_sign_all; | |
8550 | dump_hdr.xstorm_waitp = REG_RD(bp, XSTORM_WAITP_ADDR); | |
8551 | dump_hdr.tstorm_waitp = REG_RD(bp, TSTORM_WAITP_ADDR); | |
8552 | dump_hdr.ustorm_waitp = REG_RD(bp, USTORM_WAITP_ADDR); | |
8553 | dump_hdr.cstorm_waitp = REG_RD(bp, CSTORM_WAITP_ADDR); | |
8554 | dump_hdr.info = CHIP_IS_E1(bp) ? RI_E1_ONLINE : RI_E1H_ONLINE; | |
8555 | ||
8556 | memcpy(p, &dump_hdr, sizeof(struct dump_hdr)); | |
8557 | p += dump_hdr.hdr_size + 1; | |
8558 | ||
8559 | if (CHIP_IS_E1(bp)) { | |
8560 | for (i = 0; i < REGS_COUNT; i++) | |
8561 | if (IS_E1_ONLINE(reg_addrs[i].info)) | |
8562 | for (j = 0; j < reg_addrs[i].size; j++) | |
8563 | *p++ = REG_RD(bp, | |
8564 | reg_addrs[i].addr + j*4); | |
8565 | ||
8566 | } else { /* E1H */ | |
8567 | for (i = 0; i < REGS_COUNT; i++) | |
8568 | if (IS_E1H_ONLINE(reg_addrs[i].info)) | |
8569 | for (j = 0; j < reg_addrs[i].size; j++) | |
8570 | *p++ = REG_RD(bp, | |
8571 | reg_addrs[i].addr + j*4); | |
8572 | } | |
8573 | } | |
8574 | ||
a2fbb9ea ET |
8575 | static void bnx2x_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol) |
8576 | { | |
8577 | struct bnx2x *bp = netdev_priv(dev); | |
8578 | ||
8579 | if (bp->flags & NO_WOL_FLAG) { | |
8580 | wol->supported = 0; | |
8581 | wol->wolopts = 0; | |
8582 | } else { | |
8583 | wol->supported = WAKE_MAGIC; | |
8584 | if (bp->wol) | |
8585 | wol->wolopts = WAKE_MAGIC; | |
8586 | else | |
8587 | wol->wolopts = 0; | |
8588 | } | |
8589 | memset(&wol->sopass, 0, sizeof(wol->sopass)); | |
8590 | } | |
8591 | ||
8592 | static int bnx2x_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol) | |
8593 | { | |
8594 | struct bnx2x *bp = netdev_priv(dev); | |
8595 | ||
8596 | if (wol->wolopts & ~WAKE_MAGIC) | |
8597 | return -EINVAL; | |
8598 | ||
8599 | if (wol->wolopts & WAKE_MAGIC) { | |
8600 | if (bp->flags & NO_WOL_FLAG) | |
8601 | return -EINVAL; | |
8602 | ||
8603 | bp->wol = 1; | |
34f80b04 | 8604 | } else |
a2fbb9ea | 8605 | bp->wol = 0; |
34f80b04 | 8606 | |
a2fbb9ea ET |
8607 | return 0; |
8608 | } | |
8609 | ||
8610 | static u32 bnx2x_get_msglevel(struct net_device *dev) | |
8611 | { | |
8612 | struct bnx2x *bp = netdev_priv(dev); | |
8613 | ||
8614 | return bp->msglevel; | |
8615 | } | |
8616 | ||
8617 | static void bnx2x_set_msglevel(struct net_device *dev, u32 level) | |
8618 | { | |
8619 | struct bnx2x *bp = netdev_priv(dev); | |
8620 | ||
8621 | if (capable(CAP_NET_ADMIN)) | |
8622 | bp->msglevel = level; | |
8623 | } | |
8624 | ||
8625 | static int bnx2x_nway_reset(struct net_device *dev) | |
8626 | { | |
8627 | struct bnx2x *bp = netdev_priv(dev); | |
8628 | ||
34f80b04 EG |
8629 | if (!bp->port.pmf) |
8630 | return 0; | |
a2fbb9ea | 8631 | |
34f80b04 | 8632 | if (netif_running(dev)) { |
bb2a0f7a | 8633 | bnx2x_stats_handle(bp, STATS_EVENT_STOP); |
34f80b04 EG |
8634 | bnx2x_link_set(bp); |
8635 | } | |
a2fbb9ea ET |
8636 | |
8637 | return 0; | |
8638 | } | |
8639 | ||
01e53298 NO |
8640 | static u32 |
8641 | bnx2x_get_link(struct net_device *dev) | |
8642 | { | |
8643 | struct bnx2x *bp = netdev_priv(dev); | |
8644 | ||
8645 | return bp->link_vars.link_up; | |
8646 | } | |
8647 | ||
a2fbb9ea ET |
8648 | static int bnx2x_get_eeprom_len(struct net_device *dev) |
8649 | { | |
8650 | struct bnx2x *bp = netdev_priv(dev); | |
8651 | ||
34f80b04 | 8652 | return bp->common.flash_size; |
a2fbb9ea ET |
8653 | } |
8654 | ||
8655 | static int bnx2x_acquire_nvram_lock(struct bnx2x *bp) | |
8656 | { | |
34f80b04 | 8657 | int port = BP_PORT(bp); |
a2fbb9ea ET |
8658 | int count, i; |
8659 | u32 val = 0; | |
8660 | ||
8661 | /* adjust timeout for emulation/FPGA */ | |
8662 | count = NVRAM_TIMEOUT_COUNT; | |
8663 | if (CHIP_REV_IS_SLOW(bp)) | |
8664 | count *= 100; | |
8665 | ||
8666 | /* request access to nvram interface */ | |
8667 | REG_WR(bp, MCP_REG_MCPR_NVM_SW_ARB, | |
8668 | (MCPR_NVM_SW_ARB_ARB_REQ_SET1 << port)); | |
8669 | ||
8670 | for (i = 0; i < count*10; i++) { | |
8671 | val = REG_RD(bp, MCP_REG_MCPR_NVM_SW_ARB); | |
8672 | if (val & (MCPR_NVM_SW_ARB_ARB_ARB1 << port)) | |
8673 | break; | |
8674 | ||
8675 | udelay(5); | |
8676 | } | |
8677 | ||
8678 | if (!(val & (MCPR_NVM_SW_ARB_ARB_ARB1 << port))) { | |
34f80b04 | 8679 | DP(BNX2X_MSG_NVM, "cannot get access to nvram interface\n"); |
a2fbb9ea ET |
8680 | return -EBUSY; |
8681 | } | |
8682 | ||
8683 | return 0; | |
8684 | } | |
8685 | ||
8686 | static int bnx2x_release_nvram_lock(struct bnx2x *bp) | |
8687 | { | |
34f80b04 | 8688 | int port = BP_PORT(bp); |
a2fbb9ea ET |
8689 | int count, i; |
8690 | u32 val = 0; | |
8691 | ||
8692 | /* adjust timeout for emulation/FPGA */ | |
8693 | count = NVRAM_TIMEOUT_COUNT; | |
8694 | if (CHIP_REV_IS_SLOW(bp)) | |
8695 | count *= 100; | |
8696 | ||
8697 | /* relinquish nvram interface */ | |
8698 | REG_WR(bp, MCP_REG_MCPR_NVM_SW_ARB, | |
8699 | (MCPR_NVM_SW_ARB_ARB_REQ_CLR1 << port)); | |
8700 | ||
8701 | for (i = 0; i < count*10; i++) { | |
8702 | val = REG_RD(bp, MCP_REG_MCPR_NVM_SW_ARB); | |
8703 | if (!(val & (MCPR_NVM_SW_ARB_ARB_ARB1 << port))) | |
8704 | break; | |
8705 | ||
8706 | udelay(5); | |
8707 | } | |
8708 | ||
8709 | if (val & (MCPR_NVM_SW_ARB_ARB_ARB1 << port)) { | |
34f80b04 | 8710 | DP(BNX2X_MSG_NVM, "cannot free access to nvram interface\n"); |
a2fbb9ea ET |
8711 | return -EBUSY; |
8712 | } | |
8713 | ||
8714 | return 0; | |
8715 | } | |
8716 | ||
8717 | static void bnx2x_enable_nvram_access(struct bnx2x *bp) | |
8718 | { | |
8719 | u32 val; | |
8720 | ||
8721 | val = REG_RD(bp, MCP_REG_MCPR_NVM_ACCESS_ENABLE); | |
8722 | ||
8723 | /* enable both bits, even on read */ | |
8724 | REG_WR(bp, MCP_REG_MCPR_NVM_ACCESS_ENABLE, | |
8725 | (val | MCPR_NVM_ACCESS_ENABLE_EN | | |
8726 | MCPR_NVM_ACCESS_ENABLE_WR_EN)); | |
8727 | } | |
8728 | ||
8729 | static void bnx2x_disable_nvram_access(struct bnx2x *bp) | |
8730 | { | |
8731 | u32 val; | |
8732 | ||
8733 | val = REG_RD(bp, MCP_REG_MCPR_NVM_ACCESS_ENABLE); | |
8734 | ||
8735 | /* disable both bits, even after read */ | |
8736 | REG_WR(bp, MCP_REG_MCPR_NVM_ACCESS_ENABLE, | |
8737 | (val & ~(MCPR_NVM_ACCESS_ENABLE_EN | | |
8738 | MCPR_NVM_ACCESS_ENABLE_WR_EN))); | |
8739 | } | |
8740 | ||
4781bfad | 8741 | static int bnx2x_nvram_read_dword(struct bnx2x *bp, u32 offset, __be32 *ret_val, |
a2fbb9ea ET |
8742 | u32 cmd_flags) |
8743 | { | |
f1410647 | 8744 | int count, i, rc; |
a2fbb9ea ET |
8745 | u32 val; |
8746 | ||
8747 | /* build the command word */ | |
8748 | cmd_flags |= MCPR_NVM_COMMAND_DOIT; | |
8749 | ||
8750 | /* need to clear DONE bit separately */ | |
8751 | REG_WR(bp, MCP_REG_MCPR_NVM_COMMAND, MCPR_NVM_COMMAND_DONE); | |
8752 | ||
8753 | /* address of the NVRAM to read from */ | |
8754 | REG_WR(bp, MCP_REG_MCPR_NVM_ADDR, | |
8755 | (offset & MCPR_NVM_ADDR_NVM_ADDR_VALUE)); | |
8756 | ||
8757 | /* issue a read command */ | |
8758 | REG_WR(bp, MCP_REG_MCPR_NVM_COMMAND, cmd_flags); | |
8759 | ||
8760 | /* adjust timeout for emulation/FPGA */ | |
8761 | count = NVRAM_TIMEOUT_COUNT; | |
8762 | if (CHIP_REV_IS_SLOW(bp)) | |
8763 | count *= 100; | |
8764 | ||
8765 | /* wait for completion */ | |
8766 | *ret_val = 0; | |
8767 | rc = -EBUSY; | |
8768 | for (i = 0; i < count; i++) { | |
8769 | udelay(5); | |
8770 | val = REG_RD(bp, MCP_REG_MCPR_NVM_COMMAND); | |
8771 | ||
8772 | if (val & MCPR_NVM_COMMAND_DONE) { | |
8773 | val = REG_RD(bp, MCP_REG_MCPR_NVM_READ); | |
a2fbb9ea ET |
8774 | /* we read nvram data in cpu order |
8775 | * but ethtool sees it as an array of bytes | |
8776 | * converting to big-endian will do the work */ | |
4781bfad | 8777 | *ret_val = cpu_to_be32(val); |
a2fbb9ea ET |
8778 | rc = 0; |
8779 | break; | |
8780 | } | |
8781 | } | |
8782 | ||
8783 | return rc; | |
8784 | } | |
8785 | ||
8786 | static int bnx2x_nvram_read(struct bnx2x *bp, u32 offset, u8 *ret_buf, | |
8787 | int buf_size) | |
8788 | { | |
8789 | int rc; | |
8790 | u32 cmd_flags; | |
4781bfad | 8791 | __be32 val; |
a2fbb9ea ET |
8792 | |
8793 | if ((offset & 0x03) || (buf_size & 0x03) || (buf_size == 0)) { | |
34f80b04 | 8794 | DP(BNX2X_MSG_NVM, |
c14423fe | 8795 | "Invalid parameter: offset 0x%x buf_size 0x%x\n", |
a2fbb9ea ET |
8796 | offset, buf_size); |
8797 | return -EINVAL; | |
8798 | } | |
8799 | ||
34f80b04 EG |
8800 | if (offset + buf_size > bp->common.flash_size) { |
8801 | DP(BNX2X_MSG_NVM, "Invalid parameter: offset (0x%x) +" | |
a2fbb9ea | 8802 | " buf_size (0x%x) > flash_size (0x%x)\n", |
34f80b04 | 8803 | offset, buf_size, bp->common.flash_size); |
a2fbb9ea ET |
8804 | return -EINVAL; |
8805 | } | |
8806 | ||
8807 | /* request access to nvram interface */ | |
8808 | rc = bnx2x_acquire_nvram_lock(bp); | |
8809 | if (rc) | |
8810 | return rc; | |
8811 | ||
8812 | /* enable access to nvram interface */ | |
8813 | bnx2x_enable_nvram_access(bp); | |
8814 | ||
8815 | /* read the first word(s) */ | |
8816 | cmd_flags = MCPR_NVM_COMMAND_FIRST; | |
8817 | while ((buf_size > sizeof(u32)) && (rc == 0)) { | |
8818 | rc = bnx2x_nvram_read_dword(bp, offset, &val, cmd_flags); | |
8819 | memcpy(ret_buf, &val, 4); | |
8820 | ||
8821 | /* advance to the next dword */ | |
8822 | offset += sizeof(u32); | |
8823 | ret_buf += sizeof(u32); | |
8824 | buf_size -= sizeof(u32); | |
8825 | cmd_flags = 0; | |
8826 | } | |
8827 | ||
8828 | if (rc == 0) { | |
8829 | cmd_flags |= MCPR_NVM_COMMAND_LAST; | |
8830 | rc = bnx2x_nvram_read_dword(bp, offset, &val, cmd_flags); | |
8831 | memcpy(ret_buf, &val, 4); | |
8832 | } | |
8833 | ||
8834 | /* disable access to nvram interface */ | |
8835 | bnx2x_disable_nvram_access(bp); | |
8836 | bnx2x_release_nvram_lock(bp); | |
8837 | ||
8838 | return rc; | |
8839 | } | |
8840 | ||
8841 | static int bnx2x_get_eeprom(struct net_device *dev, | |
8842 | struct ethtool_eeprom *eeprom, u8 *eebuf) | |
8843 | { | |
8844 | struct bnx2x *bp = netdev_priv(dev); | |
8845 | int rc; | |
8846 | ||
2add3acb EG |
8847 | if (!netif_running(dev)) |
8848 | return -EAGAIN; | |
8849 | ||
34f80b04 | 8850 | DP(BNX2X_MSG_NVM, "ethtool_eeprom: cmd %d\n" |
a2fbb9ea ET |
8851 | DP_LEVEL " magic 0x%x offset 0x%x (%d) len 0x%x (%d)\n", |
8852 | eeprom->cmd, eeprom->magic, eeprom->offset, eeprom->offset, | |
8853 | eeprom->len, eeprom->len); | |
8854 | ||
8855 | /* parameters already validated in ethtool_get_eeprom */ | |
8856 | ||
8857 | rc = bnx2x_nvram_read(bp, eeprom->offset, eebuf, eeprom->len); | |
8858 | ||
8859 | return rc; | |
8860 | } | |
8861 | ||
8862 | static int bnx2x_nvram_write_dword(struct bnx2x *bp, u32 offset, u32 val, | |
8863 | u32 cmd_flags) | |
8864 | { | |
f1410647 | 8865 | int count, i, rc; |
a2fbb9ea ET |
8866 | |
8867 | /* build the command word */ | |
8868 | cmd_flags |= MCPR_NVM_COMMAND_DOIT | MCPR_NVM_COMMAND_WR; | |
8869 | ||
8870 | /* need to clear DONE bit separately */ | |
8871 | REG_WR(bp, MCP_REG_MCPR_NVM_COMMAND, MCPR_NVM_COMMAND_DONE); | |
8872 | ||
8873 | /* write the data */ | |
8874 | REG_WR(bp, MCP_REG_MCPR_NVM_WRITE, val); | |
8875 | ||
8876 | /* address of the NVRAM to write to */ | |
8877 | REG_WR(bp, MCP_REG_MCPR_NVM_ADDR, | |
8878 | (offset & MCPR_NVM_ADDR_NVM_ADDR_VALUE)); | |
8879 | ||
8880 | /* issue the write command */ | |
8881 | REG_WR(bp, MCP_REG_MCPR_NVM_COMMAND, cmd_flags); | |
8882 | ||
8883 | /* adjust timeout for emulation/FPGA */ | |
8884 | count = NVRAM_TIMEOUT_COUNT; | |
8885 | if (CHIP_REV_IS_SLOW(bp)) | |
8886 | count *= 100; | |
8887 | ||
8888 | /* wait for completion */ | |
8889 | rc = -EBUSY; | |
8890 | for (i = 0; i < count; i++) { | |
8891 | udelay(5); | |
8892 | val = REG_RD(bp, MCP_REG_MCPR_NVM_COMMAND); | |
8893 | if (val & MCPR_NVM_COMMAND_DONE) { | |
8894 | rc = 0; | |
8895 | break; | |
8896 | } | |
8897 | } | |
8898 | ||
8899 | return rc; | |
8900 | } | |
8901 | ||
f1410647 | 8902 | #define BYTE_OFFSET(offset) (8 * (offset & 0x03)) |
a2fbb9ea ET |
8903 | |
8904 | static int bnx2x_nvram_write1(struct bnx2x *bp, u32 offset, u8 *data_buf, | |
8905 | int buf_size) | |
8906 | { | |
8907 | int rc; | |
8908 | u32 cmd_flags; | |
8909 | u32 align_offset; | |
4781bfad | 8910 | __be32 val; |
a2fbb9ea | 8911 | |
34f80b04 EG |
8912 | if (offset + buf_size > bp->common.flash_size) { |
8913 | DP(BNX2X_MSG_NVM, "Invalid parameter: offset (0x%x) +" | |
a2fbb9ea | 8914 | " buf_size (0x%x) > flash_size (0x%x)\n", |
34f80b04 | 8915 | offset, buf_size, bp->common.flash_size); |
a2fbb9ea ET |
8916 | return -EINVAL; |
8917 | } | |
8918 | ||
8919 | /* request access to nvram interface */ | |
8920 | rc = bnx2x_acquire_nvram_lock(bp); | |
8921 | if (rc) | |
8922 | return rc; | |
8923 | ||
8924 | /* enable access to nvram interface */ | |
8925 | bnx2x_enable_nvram_access(bp); | |
8926 | ||
8927 | cmd_flags = (MCPR_NVM_COMMAND_FIRST | MCPR_NVM_COMMAND_LAST); | |
8928 | align_offset = (offset & ~0x03); | |
8929 | rc = bnx2x_nvram_read_dword(bp, align_offset, &val, cmd_flags); | |
8930 | ||
8931 | if (rc == 0) { | |
8932 | val &= ~(0xff << BYTE_OFFSET(offset)); | |
8933 | val |= (*data_buf << BYTE_OFFSET(offset)); | |
8934 | ||
8935 | /* nvram data is returned as an array of bytes | |
8936 | * convert it back to cpu order */ | |
8937 | val = be32_to_cpu(val); | |
8938 | ||
a2fbb9ea ET |
8939 | rc = bnx2x_nvram_write_dword(bp, align_offset, val, |
8940 | cmd_flags); | |
8941 | } | |
8942 | ||
8943 | /* disable access to nvram interface */ | |
8944 | bnx2x_disable_nvram_access(bp); | |
8945 | bnx2x_release_nvram_lock(bp); | |
8946 | ||
8947 | return rc; | |
8948 | } | |
8949 | ||
8950 | static int bnx2x_nvram_write(struct bnx2x *bp, u32 offset, u8 *data_buf, | |
8951 | int buf_size) | |
8952 | { | |
8953 | int rc; | |
8954 | u32 cmd_flags; | |
8955 | u32 val; | |
8956 | u32 written_so_far; | |
8957 | ||
34f80b04 | 8958 | if (buf_size == 1) /* ethtool */ |
a2fbb9ea | 8959 | return bnx2x_nvram_write1(bp, offset, data_buf, buf_size); |
a2fbb9ea ET |
8960 | |
8961 | if ((offset & 0x03) || (buf_size & 0x03) || (buf_size == 0)) { | |
34f80b04 | 8962 | DP(BNX2X_MSG_NVM, |
c14423fe | 8963 | "Invalid parameter: offset 0x%x buf_size 0x%x\n", |
a2fbb9ea ET |
8964 | offset, buf_size); |
8965 | return -EINVAL; | |
8966 | } | |
8967 | ||
34f80b04 EG |
8968 | if (offset + buf_size > bp->common.flash_size) { |
8969 | DP(BNX2X_MSG_NVM, "Invalid parameter: offset (0x%x) +" | |
a2fbb9ea | 8970 | " buf_size (0x%x) > flash_size (0x%x)\n", |
34f80b04 | 8971 | offset, buf_size, bp->common.flash_size); |
a2fbb9ea ET |
8972 | return -EINVAL; |
8973 | } | |
8974 | ||
8975 | /* request access to nvram interface */ | |
8976 | rc = bnx2x_acquire_nvram_lock(bp); | |
8977 | if (rc) | |
8978 | return rc; | |
8979 | ||
8980 | /* enable access to nvram interface */ | |
8981 | bnx2x_enable_nvram_access(bp); | |
8982 | ||
8983 | written_so_far = 0; | |
8984 | cmd_flags = MCPR_NVM_COMMAND_FIRST; | |
8985 | while ((written_so_far < buf_size) && (rc == 0)) { | |
8986 | if (written_so_far == (buf_size - sizeof(u32))) | |
8987 | cmd_flags |= MCPR_NVM_COMMAND_LAST; | |
8988 | else if (((offset + 4) % NVRAM_PAGE_SIZE) == 0) | |
8989 | cmd_flags |= MCPR_NVM_COMMAND_LAST; | |
8990 | else if ((offset % NVRAM_PAGE_SIZE) == 0) | |
8991 | cmd_flags |= MCPR_NVM_COMMAND_FIRST; | |
8992 | ||
8993 | memcpy(&val, data_buf, 4); | |
a2fbb9ea ET |
8994 | |
8995 | rc = bnx2x_nvram_write_dword(bp, offset, val, cmd_flags); | |
8996 | ||
8997 | /* advance to the next dword */ | |
8998 | offset += sizeof(u32); | |
8999 | data_buf += sizeof(u32); | |
9000 | written_so_far += sizeof(u32); | |
9001 | cmd_flags = 0; | |
9002 | } | |
9003 | ||
9004 | /* disable access to nvram interface */ | |
9005 | bnx2x_disable_nvram_access(bp); | |
9006 | bnx2x_release_nvram_lock(bp); | |
9007 | ||
9008 | return rc; | |
9009 | } | |
9010 | ||
9011 | static int bnx2x_set_eeprom(struct net_device *dev, | |
9012 | struct ethtool_eeprom *eeprom, u8 *eebuf) | |
9013 | { | |
9014 | struct bnx2x *bp = netdev_priv(dev); | |
9015 | int rc; | |
9016 | ||
9f4c9583 EG |
9017 | if (!netif_running(dev)) |
9018 | return -EAGAIN; | |
9019 | ||
34f80b04 | 9020 | DP(BNX2X_MSG_NVM, "ethtool_eeprom: cmd %d\n" |
a2fbb9ea ET |
9021 | DP_LEVEL " magic 0x%x offset 0x%x (%d) len 0x%x (%d)\n", |
9022 | eeprom->cmd, eeprom->magic, eeprom->offset, eeprom->offset, | |
9023 | eeprom->len, eeprom->len); | |
9024 | ||
9025 | /* parameters already validated in ethtool_set_eeprom */ | |
9026 | ||
c18487ee | 9027 | /* If the magic number is PHY (0x00504859) upgrade the PHY FW */ |
34f80b04 EG |
9028 | if (eeprom->magic == 0x00504859) |
9029 | if (bp->port.pmf) { | |
9030 | ||
4a37fb66 | 9031 | bnx2x_acquire_phy_lock(bp); |
34f80b04 EG |
9032 | rc = bnx2x_flash_download(bp, BP_PORT(bp), |
9033 | bp->link_params.ext_phy_config, | |
9034 | (bp->state != BNX2X_STATE_CLOSED), | |
9035 | eebuf, eeprom->len); | |
bb2a0f7a YG |
9036 | if ((bp->state == BNX2X_STATE_OPEN) || |
9037 | (bp->state == BNX2X_STATE_DISABLED)) { | |
34f80b04 | 9038 | rc |= bnx2x_link_reset(&bp->link_params, |
589abe3a | 9039 | &bp->link_vars, 1); |
34f80b04 EG |
9040 | rc |= bnx2x_phy_init(&bp->link_params, |
9041 | &bp->link_vars); | |
bb2a0f7a | 9042 | } |
4a37fb66 | 9043 | bnx2x_release_phy_lock(bp); |
34f80b04 EG |
9044 | |
9045 | } else /* Only the PMF can access the PHY */ | |
9046 | return -EINVAL; | |
9047 | else | |
c18487ee | 9048 | rc = bnx2x_nvram_write(bp, eeprom->offset, eebuf, eeprom->len); |
a2fbb9ea ET |
9049 | |
9050 | return rc; | |
9051 | } | |
9052 | ||
9053 | static int bnx2x_get_coalesce(struct net_device *dev, | |
9054 | struct ethtool_coalesce *coal) | |
9055 | { | |
9056 | struct bnx2x *bp = netdev_priv(dev); | |
9057 | ||
9058 | memset(coal, 0, sizeof(struct ethtool_coalesce)); | |
9059 | ||
9060 | coal->rx_coalesce_usecs = bp->rx_ticks; | |
9061 | coal->tx_coalesce_usecs = bp->tx_ticks; | |
a2fbb9ea ET |
9062 | |
9063 | return 0; | |
9064 | } | |
9065 | ||
9066 | static int bnx2x_set_coalesce(struct net_device *dev, | |
9067 | struct ethtool_coalesce *coal) | |
9068 | { | |
9069 | struct bnx2x *bp = netdev_priv(dev); | |
9070 | ||
9071 | bp->rx_ticks = (u16) coal->rx_coalesce_usecs; | |
1e9d9987 EG |
9072 | if (bp->rx_ticks > BNX2X_MAX_COALESCE_TOUT) |
9073 | bp->rx_ticks = BNX2X_MAX_COALESCE_TOUT; | |
a2fbb9ea ET |
9074 | |
9075 | bp->tx_ticks = (u16) coal->tx_coalesce_usecs; | |
1e9d9987 EG |
9076 | if (bp->tx_ticks > BNX2X_MAX_COALESCE_TOUT) |
9077 | bp->tx_ticks = BNX2X_MAX_COALESCE_TOUT; | |
a2fbb9ea | 9078 | |
34f80b04 | 9079 | if (netif_running(dev)) |
a2fbb9ea ET |
9080 | bnx2x_update_coalesce(bp); |
9081 | ||
9082 | return 0; | |
9083 | } | |
9084 | ||
9085 | static void bnx2x_get_ringparam(struct net_device *dev, | |
9086 | struct ethtool_ringparam *ering) | |
9087 | { | |
9088 | struct bnx2x *bp = netdev_priv(dev); | |
9089 | ||
9090 | ering->rx_max_pending = MAX_RX_AVAIL; | |
9091 | ering->rx_mini_max_pending = 0; | |
9092 | ering->rx_jumbo_max_pending = 0; | |
9093 | ||
9094 | ering->rx_pending = bp->rx_ring_size; | |
9095 | ering->rx_mini_pending = 0; | |
9096 | ering->rx_jumbo_pending = 0; | |
9097 | ||
9098 | ering->tx_max_pending = MAX_TX_AVAIL; | |
9099 | ering->tx_pending = bp->tx_ring_size; | |
9100 | } | |
9101 | ||
9102 | static int bnx2x_set_ringparam(struct net_device *dev, | |
9103 | struct ethtool_ringparam *ering) | |
9104 | { | |
9105 | struct bnx2x *bp = netdev_priv(dev); | |
34f80b04 | 9106 | int rc = 0; |
a2fbb9ea ET |
9107 | |
9108 | if ((ering->rx_pending > MAX_RX_AVAIL) || | |
9109 | (ering->tx_pending > MAX_TX_AVAIL) || | |
9110 | (ering->tx_pending <= MAX_SKB_FRAGS + 4)) | |
9111 | return -EINVAL; | |
9112 | ||
9113 | bp->rx_ring_size = ering->rx_pending; | |
9114 | bp->tx_ring_size = ering->tx_pending; | |
9115 | ||
34f80b04 EG |
9116 | if (netif_running(dev)) { |
9117 | bnx2x_nic_unload(bp, UNLOAD_NORMAL); | |
9118 | rc = bnx2x_nic_load(bp, LOAD_NORMAL); | |
a2fbb9ea ET |
9119 | } |
9120 | ||
34f80b04 | 9121 | return rc; |
a2fbb9ea ET |
9122 | } |
9123 | ||
9124 | static void bnx2x_get_pauseparam(struct net_device *dev, | |
9125 | struct ethtool_pauseparam *epause) | |
9126 | { | |
9127 | struct bnx2x *bp = netdev_priv(dev); | |
9128 | ||
356e2385 EG |
9129 | epause->autoneg = (bp->link_params.req_flow_ctrl == |
9130 | BNX2X_FLOW_CTRL_AUTO) && | |
c18487ee YR |
9131 | (bp->link_params.req_line_speed == SPEED_AUTO_NEG); |
9132 | ||
c0700f90 DM |
9133 | epause->rx_pause = ((bp->link_vars.flow_ctrl & BNX2X_FLOW_CTRL_RX) == |
9134 | BNX2X_FLOW_CTRL_RX); | |
9135 | epause->tx_pause = ((bp->link_vars.flow_ctrl & BNX2X_FLOW_CTRL_TX) == | |
9136 | BNX2X_FLOW_CTRL_TX); | |
a2fbb9ea ET |
9137 | |
9138 | DP(NETIF_MSG_LINK, "ethtool_pauseparam: cmd %d\n" | |
9139 | DP_LEVEL " autoneg %d rx_pause %d tx_pause %d\n", | |
9140 | epause->cmd, epause->autoneg, epause->rx_pause, epause->tx_pause); | |
9141 | } | |
9142 | ||
9143 | static int bnx2x_set_pauseparam(struct net_device *dev, | |
9144 | struct ethtool_pauseparam *epause) | |
9145 | { | |
9146 | struct bnx2x *bp = netdev_priv(dev); | |
9147 | ||
34f80b04 EG |
9148 | if (IS_E1HMF(bp)) |
9149 | return 0; | |
9150 | ||
a2fbb9ea ET |
9151 | DP(NETIF_MSG_LINK, "ethtool_pauseparam: cmd %d\n" |
9152 | DP_LEVEL " autoneg %d rx_pause %d tx_pause %d\n", | |
9153 | epause->cmd, epause->autoneg, epause->rx_pause, epause->tx_pause); | |
9154 | ||
c0700f90 | 9155 | bp->link_params.req_flow_ctrl = BNX2X_FLOW_CTRL_AUTO; |
a2fbb9ea | 9156 | |
f1410647 | 9157 | if (epause->rx_pause) |
c0700f90 | 9158 | bp->link_params.req_flow_ctrl |= BNX2X_FLOW_CTRL_RX; |
c18487ee | 9159 | |
f1410647 | 9160 | if (epause->tx_pause) |
c0700f90 | 9161 | bp->link_params.req_flow_ctrl |= BNX2X_FLOW_CTRL_TX; |
c18487ee | 9162 | |
c0700f90 DM |
9163 | if (bp->link_params.req_flow_ctrl == BNX2X_FLOW_CTRL_AUTO) |
9164 | bp->link_params.req_flow_ctrl = BNX2X_FLOW_CTRL_NONE; | |
a2fbb9ea | 9165 | |
c18487ee | 9166 | if (epause->autoneg) { |
34f80b04 | 9167 | if (!(bp->port.supported & SUPPORTED_Autoneg)) { |
3196a88a | 9168 | DP(NETIF_MSG_LINK, "autoneg not supported\n"); |
c18487ee YR |
9169 | return -EINVAL; |
9170 | } | |
a2fbb9ea | 9171 | |
c18487ee | 9172 | if (bp->link_params.req_line_speed == SPEED_AUTO_NEG) |
c0700f90 | 9173 | bp->link_params.req_flow_ctrl = BNX2X_FLOW_CTRL_AUTO; |
c18487ee | 9174 | } |
a2fbb9ea | 9175 | |
c18487ee YR |
9176 | DP(NETIF_MSG_LINK, |
9177 | "req_flow_ctrl 0x%x\n", bp->link_params.req_flow_ctrl); | |
34f80b04 EG |
9178 | |
9179 | if (netif_running(dev)) { | |
bb2a0f7a | 9180 | bnx2x_stats_handle(bp, STATS_EVENT_STOP); |
34f80b04 EG |
9181 | bnx2x_link_set(bp); |
9182 | } | |
a2fbb9ea ET |
9183 | |
9184 | return 0; | |
9185 | } | |
9186 | ||
df0f2343 VZ |
9187 | static int bnx2x_set_flags(struct net_device *dev, u32 data) |
9188 | { | |
9189 | struct bnx2x *bp = netdev_priv(dev); | |
9190 | int changed = 0; | |
9191 | int rc = 0; | |
9192 | ||
9193 | /* TPA requires Rx CSUM offloading */ | |
9194 | if ((data & ETH_FLAG_LRO) && bp->rx_csum) { | |
9195 | if (!(dev->features & NETIF_F_LRO)) { | |
9196 | dev->features |= NETIF_F_LRO; | |
9197 | bp->flags |= TPA_ENABLE_FLAG; | |
9198 | changed = 1; | |
9199 | } | |
9200 | ||
9201 | } else if (dev->features & NETIF_F_LRO) { | |
9202 | dev->features &= ~NETIF_F_LRO; | |
9203 | bp->flags &= ~TPA_ENABLE_FLAG; | |
9204 | changed = 1; | |
9205 | } | |
9206 | ||
9207 | if (changed && netif_running(dev)) { | |
9208 | bnx2x_nic_unload(bp, UNLOAD_NORMAL); | |
9209 | rc = bnx2x_nic_load(bp, LOAD_NORMAL); | |
9210 | } | |
9211 | ||
9212 | return rc; | |
9213 | } | |
9214 | ||
a2fbb9ea ET |
9215 | static u32 bnx2x_get_rx_csum(struct net_device *dev) |
9216 | { | |
9217 | struct bnx2x *bp = netdev_priv(dev); | |
9218 | ||
9219 | return bp->rx_csum; | |
9220 | } | |
9221 | ||
9222 | static int bnx2x_set_rx_csum(struct net_device *dev, u32 data) | |
9223 | { | |
9224 | struct bnx2x *bp = netdev_priv(dev); | |
df0f2343 | 9225 | int rc = 0; |
a2fbb9ea ET |
9226 | |
9227 | bp->rx_csum = data; | |
df0f2343 VZ |
9228 | |
9229 | /* Disable TPA, when Rx CSUM is disabled. Otherwise all | |
9230 | TPA'ed packets will be discarded due to wrong TCP CSUM */ | |
9231 | if (!data) { | |
9232 | u32 flags = ethtool_op_get_flags(dev); | |
9233 | ||
9234 | rc = bnx2x_set_flags(dev, (flags & ~ETH_FLAG_LRO)); | |
9235 | } | |
9236 | ||
9237 | return rc; | |
a2fbb9ea ET |
9238 | } |
9239 | ||
9240 | static int bnx2x_set_tso(struct net_device *dev, u32 data) | |
9241 | { | |
755735eb | 9242 | if (data) { |
a2fbb9ea | 9243 | dev->features |= (NETIF_F_TSO | NETIF_F_TSO_ECN); |
755735eb EG |
9244 | dev->features |= NETIF_F_TSO6; |
9245 | } else { | |
a2fbb9ea | 9246 | dev->features &= ~(NETIF_F_TSO | NETIF_F_TSO_ECN); |
755735eb EG |
9247 | dev->features &= ~NETIF_F_TSO6; |
9248 | } | |
9249 | ||
a2fbb9ea ET |
9250 | return 0; |
9251 | } | |
9252 | ||
f3c87cdd | 9253 | static const struct { |
a2fbb9ea ET |
9254 | char string[ETH_GSTRING_LEN]; |
9255 | } bnx2x_tests_str_arr[BNX2X_NUM_TESTS] = { | |
f3c87cdd YG |
9256 | { "register_test (offline)" }, |
9257 | { "memory_test (offline)" }, | |
9258 | { "loopback_test (offline)" }, | |
9259 | { "nvram_test (online)" }, | |
9260 | { "interrupt_test (online)" }, | |
9261 | { "link_test (online)" }, | |
d3d4f495 | 9262 | { "idle check (online)" } |
a2fbb9ea ET |
9263 | }; |
9264 | ||
9265 | static int bnx2x_self_test_count(struct net_device *dev) | |
9266 | { | |
9267 | return BNX2X_NUM_TESTS; | |
9268 | } | |
9269 | ||
f3c87cdd YG |
9270 | static int bnx2x_test_registers(struct bnx2x *bp) |
9271 | { | |
9272 | int idx, i, rc = -ENODEV; | |
9273 | u32 wr_val = 0; | |
9dabc424 | 9274 | int port = BP_PORT(bp); |
f3c87cdd YG |
9275 | static const struct { |
9276 | u32 offset0; | |
9277 | u32 offset1; | |
9278 | u32 mask; | |
9279 | } reg_tbl[] = { | |
9280 | /* 0 */ { BRB1_REG_PAUSE_LOW_THRESHOLD_0, 4, 0x000003ff }, | |
9281 | { DORQ_REG_DB_ADDR0, 4, 0xffffffff }, | |
9282 | { HC_REG_AGG_INT_0, 4, 0x000003ff }, | |
9283 | { PBF_REG_MAC_IF0_ENABLE, 4, 0x00000001 }, | |
9284 | { PBF_REG_P0_INIT_CRD, 4, 0x000007ff }, | |
9285 | { PRS_REG_CID_PORT_0, 4, 0x00ffffff }, | |
9286 | { PXP2_REG_PSWRQ_CDU0_L2P, 4, 0x000fffff }, | |
9287 | { PXP2_REG_RQ_CDU0_EFIRST_MEM_ADDR, 8, 0x0003ffff }, | |
9288 | { PXP2_REG_PSWRQ_TM0_L2P, 4, 0x000fffff }, | |
9289 | { PXP2_REG_RQ_USDM0_EFIRST_MEM_ADDR, 8, 0x0003ffff }, | |
9290 | /* 10 */ { PXP2_REG_PSWRQ_TSDM0_L2P, 4, 0x000fffff }, | |
9291 | { QM_REG_CONNNUM_0, 4, 0x000fffff }, | |
9292 | { TM_REG_LIN0_MAX_ACTIVE_CID, 4, 0x0003ffff }, | |
9293 | { SRC_REG_KEYRSS0_0, 40, 0xffffffff }, | |
9294 | { SRC_REG_KEYRSS0_7, 40, 0xffffffff }, | |
9295 | { XCM_REG_WU_DA_SET_TMR_CNT_FLG_CMD00, 4, 0x00000001 }, | |
9296 | { XCM_REG_WU_DA_CNT_CMD00, 4, 0x00000003 }, | |
9297 | { XCM_REG_GLB_DEL_ACK_MAX_CNT_0, 4, 0x000000ff }, | |
9298 | { NIG_REG_EGRESS_MNG0_FIFO, 20, 0xffffffff }, | |
9299 | { NIG_REG_LLH0_T_BIT, 4, 0x00000001 }, | |
9300 | /* 20 */ { NIG_REG_EMAC0_IN_EN, 4, 0x00000001 }, | |
9301 | { NIG_REG_BMAC0_IN_EN, 4, 0x00000001 }, | |
9302 | { NIG_REG_XCM0_OUT_EN, 4, 0x00000001 }, | |
9303 | { NIG_REG_BRB0_OUT_EN, 4, 0x00000001 }, | |
9304 | { NIG_REG_LLH0_XCM_MASK, 4, 0x00000007 }, | |
9305 | { NIG_REG_LLH0_ACPI_PAT_6_LEN, 68, 0x000000ff }, | |
9306 | { NIG_REG_LLH0_ACPI_PAT_0_CRC, 68, 0xffffffff }, | |
9307 | { NIG_REG_LLH0_DEST_MAC_0_0, 160, 0xffffffff }, | |
9308 | { NIG_REG_LLH0_DEST_IP_0_1, 160, 0xffffffff }, | |
9309 | { NIG_REG_LLH0_IPV4_IPV6_0, 160, 0x00000001 }, | |
9310 | /* 30 */ { NIG_REG_LLH0_DEST_UDP_0, 160, 0x0000ffff }, | |
9311 | { NIG_REG_LLH0_DEST_TCP_0, 160, 0x0000ffff }, | |
9312 | { NIG_REG_LLH0_VLAN_ID_0, 160, 0x00000fff }, | |
9313 | { NIG_REG_XGXS_SERDES0_MODE_SEL, 4, 0x00000001 }, | |
9314 | { NIG_REG_LED_CONTROL_OVERRIDE_TRAFFIC_P0, 4, 0x00000001 }, | |
9315 | { NIG_REG_STATUS_INTERRUPT_PORT0, 4, 0x07ffffff }, | |
9316 | { NIG_REG_XGXS0_CTRL_EXTREMOTEMDIOST, 24, 0x00000001 }, | |
9317 | { NIG_REG_SERDES0_CTRL_PHY_ADDR, 16, 0x0000001f }, | |
9318 | ||
9319 | { 0xffffffff, 0, 0x00000000 } | |
9320 | }; | |
9321 | ||
9322 | if (!netif_running(bp->dev)) | |
9323 | return rc; | |
9324 | ||
9325 | /* Repeat the test twice: | |
9326 | First by writing 0x00000000, second by writing 0xffffffff */ | |
9327 | for (idx = 0; idx < 2; idx++) { | |
9328 | ||
9329 | switch (idx) { | |
9330 | case 0: | |
9331 | wr_val = 0; | |
9332 | break; | |
9333 | case 1: | |
9334 | wr_val = 0xffffffff; | |
9335 | break; | |
9336 | } | |
9337 | ||
9338 | for (i = 0; reg_tbl[i].offset0 != 0xffffffff; i++) { | |
9339 | u32 offset, mask, save_val, val; | |
f3c87cdd YG |
9340 | |
9341 | offset = reg_tbl[i].offset0 + port*reg_tbl[i].offset1; | |
9342 | mask = reg_tbl[i].mask; | |
9343 | ||
9344 | save_val = REG_RD(bp, offset); | |
9345 | ||
9346 | REG_WR(bp, offset, wr_val); | |
9347 | val = REG_RD(bp, offset); | |
9348 | ||
9349 | /* Restore the original register's value */ | |
9350 | REG_WR(bp, offset, save_val); | |
9351 | ||
9352 | /* verify that value is as expected value */ | |
9353 | if ((val & mask) != (wr_val & mask)) | |
9354 | goto test_reg_exit; | |
9355 | } | |
9356 | } | |
9357 | ||
9358 | rc = 0; | |
9359 | ||
9360 | test_reg_exit: | |
9361 | return rc; | |
9362 | } | |
9363 | ||
9364 | static int bnx2x_test_memory(struct bnx2x *bp) | |
9365 | { | |
9366 | int i, j, rc = -ENODEV; | |
9367 | u32 val; | |
9368 | static const struct { | |
9369 | u32 offset; | |
9370 | int size; | |
9371 | } mem_tbl[] = { | |
9372 | { CCM_REG_XX_DESCR_TABLE, CCM_REG_XX_DESCR_TABLE_SIZE }, | |
9373 | { CFC_REG_ACTIVITY_COUNTER, CFC_REG_ACTIVITY_COUNTER_SIZE }, | |
9374 | { CFC_REG_LINK_LIST, CFC_REG_LINK_LIST_SIZE }, | |
9375 | { DMAE_REG_CMD_MEM, DMAE_REG_CMD_MEM_SIZE }, | |
9376 | { TCM_REG_XX_DESCR_TABLE, TCM_REG_XX_DESCR_TABLE_SIZE }, | |
9377 | { UCM_REG_XX_DESCR_TABLE, UCM_REG_XX_DESCR_TABLE_SIZE }, | |
9378 | { XCM_REG_XX_DESCR_TABLE, XCM_REG_XX_DESCR_TABLE_SIZE }, | |
9379 | ||
9380 | { 0xffffffff, 0 } | |
9381 | }; | |
9382 | static const struct { | |
9383 | char *name; | |
9384 | u32 offset; | |
9dabc424 YG |
9385 | u32 e1_mask; |
9386 | u32 e1h_mask; | |
f3c87cdd | 9387 | } prty_tbl[] = { |
9dabc424 YG |
9388 | { "CCM_PRTY_STS", CCM_REG_CCM_PRTY_STS, 0x3ffc0, 0 }, |
9389 | { "CFC_PRTY_STS", CFC_REG_CFC_PRTY_STS, 0x2, 0x2 }, | |
9390 | { "DMAE_PRTY_STS", DMAE_REG_DMAE_PRTY_STS, 0, 0 }, | |
9391 | { "TCM_PRTY_STS", TCM_REG_TCM_PRTY_STS, 0x3ffc0, 0 }, | |
9392 | { "UCM_PRTY_STS", UCM_REG_UCM_PRTY_STS, 0x3ffc0, 0 }, | |
9393 | { "XCM_PRTY_STS", XCM_REG_XCM_PRTY_STS, 0x3ffc1, 0 }, | |
9394 | ||
9395 | { NULL, 0xffffffff, 0, 0 } | |
f3c87cdd YG |
9396 | }; |
9397 | ||
9398 | if (!netif_running(bp->dev)) | |
9399 | return rc; | |
9400 | ||
9401 | /* Go through all the memories */ | |
9402 | for (i = 0; mem_tbl[i].offset != 0xffffffff; i++) | |
9403 | for (j = 0; j < mem_tbl[i].size; j++) | |
9404 | REG_RD(bp, mem_tbl[i].offset + j*4); | |
9405 | ||
9406 | /* Check the parity status */ | |
9407 | for (i = 0; prty_tbl[i].offset != 0xffffffff; i++) { | |
9408 | val = REG_RD(bp, prty_tbl[i].offset); | |
9dabc424 YG |
9409 | if ((CHIP_IS_E1(bp) && (val & ~(prty_tbl[i].e1_mask))) || |
9410 | (CHIP_IS_E1H(bp) && (val & ~(prty_tbl[i].e1h_mask)))) { | |
f3c87cdd YG |
9411 | DP(NETIF_MSG_HW, |
9412 | "%s is 0x%x\n", prty_tbl[i].name, val); | |
9413 | goto test_mem_exit; | |
9414 | } | |
9415 | } | |
9416 | ||
9417 | rc = 0; | |
9418 | ||
9419 | test_mem_exit: | |
9420 | return rc; | |
9421 | } | |
9422 | ||
f3c87cdd YG |
9423 | static void bnx2x_wait_for_link(struct bnx2x *bp, u8 link_up) |
9424 | { | |
9425 | int cnt = 1000; | |
9426 | ||
9427 | if (link_up) | |
9428 | while (bnx2x_link_test(bp) && cnt--) | |
9429 | msleep(10); | |
9430 | } | |
9431 | ||
9432 | static int bnx2x_run_loopback(struct bnx2x *bp, int loopback_mode, u8 link_up) | |
9433 | { | |
9434 | unsigned int pkt_size, num_pkts, i; | |
9435 | struct sk_buff *skb; | |
9436 | unsigned char *packet; | |
9437 | struct bnx2x_fastpath *fp = &bp->fp[0]; | |
9438 | u16 tx_start_idx, tx_idx; | |
9439 | u16 rx_start_idx, rx_idx; | |
9440 | u16 pkt_prod; | |
9441 | struct sw_tx_bd *tx_buf; | |
9442 | struct eth_tx_bd *tx_bd; | |
9443 | dma_addr_t mapping; | |
9444 | union eth_rx_cqe *cqe; | |
9445 | u8 cqe_fp_flags; | |
9446 | struct sw_rx_bd *rx_buf; | |
9447 | u16 len; | |
9448 | int rc = -ENODEV; | |
9449 | ||
b5bf9068 EG |
9450 | /* check the loopback mode */ |
9451 | switch (loopback_mode) { | |
9452 | case BNX2X_PHY_LOOPBACK: | |
9453 | if (bp->link_params.loopback_mode != LOOPBACK_XGXS_10) | |
9454 | return -EINVAL; | |
9455 | break; | |
9456 | case BNX2X_MAC_LOOPBACK: | |
f3c87cdd | 9457 | bp->link_params.loopback_mode = LOOPBACK_BMAC; |
f3c87cdd | 9458 | bnx2x_phy_init(&bp->link_params, &bp->link_vars); |
b5bf9068 EG |
9459 | break; |
9460 | default: | |
f3c87cdd | 9461 | return -EINVAL; |
b5bf9068 | 9462 | } |
f3c87cdd | 9463 | |
b5bf9068 EG |
9464 | /* prepare the loopback packet */ |
9465 | pkt_size = (((bp->dev->mtu < ETH_MAX_PACKET_SIZE) ? | |
9466 | bp->dev->mtu : ETH_MAX_PACKET_SIZE) + ETH_HLEN); | |
f3c87cdd YG |
9467 | skb = netdev_alloc_skb(bp->dev, bp->rx_buf_size); |
9468 | if (!skb) { | |
9469 | rc = -ENOMEM; | |
9470 | goto test_loopback_exit; | |
9471 | } | |
9472 | packet = skb_put(skb, pkt_size); | |
9473 | memcpy(packet, bp->dev->dev_addr, ETH_ALEN); | |
9474 | memset(packet + ETH_ALEN, 0, (ETH_HLEN - ETH_ALEN)); | |
9475 | for (i = ETH_HLEN; i < pkt_size; i++) | |
9476 | packet[i] = (unsigned char) (i & 0xff); | |
9477 | ||
b5bf9068 | 9478 | /* send the loopback packet */ |
f3c87cdd YG |
9479 | num_pkts = 0; |
9480 | tx_start_idx = le16_to_cpu(*fp->tx_cons_sb); | |
9481 | rx_start_idx = le16_to_cpu(*fp->rx_cons_sb); | |
9482 | ||
9483 | pkt_prod = fp->tx_pkt_prod++; | |
9484 | tx_buf = &fp->tx_buf_ring[TX_BD(pkt_prod)]; | |
9485 | tx_buf->first_bd = fp->tx_bd_prod; | |
9486 | tx_buf->skb = skb; | |
9487 | ||
9488 | tx_bd = &fp->tx_desc_ring[TX_BD(fp->tx_bd_prod)]; | |
9489 | mapping = pci_map_single(bp->pdev, skb->data, | |
9490 | skb_headlen(skb), PCI_DMA_TODEVICE); | |
9491 | tx_bd->addr_hi = cpu_to_le32(U64_HI(mapping)); | |
9492 | tx_bd->addr_lo = cpu_to_le32(U64_LO(mapping)); | |
9493 | tx_bd->nbd = cpu_to_le16(1); | |
9494 | tx_bd->nbytes = cpu_to_le16(skb_headlen(skb)); | |
9495 | tx_bd->vlan = cpu_to_le16(pkt_prod); | |
9496 | tx_bd->bd_flags.as_bitfield = (ETH_TX_BD_FLAGS_START_BD | | |
9497 | ETH_TX_BD_FLAGS_END_BD); | |
9498 | tx_bd->general_data = ((UNICAST_ADDRESS << | |
9499 | ETH_TX_BD_ETH_ADDR_TYPE_SHIFT) | 1); | |
9500 | ||
58f4c4cf EG |
9501 | wmb(); |
9502 | ||
4781bfad | 9503 | le16_add_cpu(&fp->hw_tx_prods->bds_prod, 1); |
f3c87cdd | 9504 | mb(); /* FW restriction: must not reorder writing nbd and packets */ |
4781bfad | 9505 | le32_add_cpu(&fp->hw_tx_prods->packets_prod, 1); |
0626b899 | 9506 | DOORBELL(bp, fp->index, 0); |
f3c87cdd YG |
9507 | |
9508 | mmiowb(); | |
9509 | ||
9510 | num_pkts++; | |
9511 | fp->tx_bd_prod++; | |
9512 | bp->dev->trans_start = jiffies; | |
9513 | ||
9514 | udelay(100); | |
9515 | ||
9516 | tx_idx = le16_to_cpu(*fp->tx_cons_sb); | |
9517 | if (tx_idx != tx_start_idx + num_pkts) | |
9518 | goto test_loopback_exit; | |
9519 | ||
9520 | rx_idx = le16_to_cpu(*fp->rx_cons_sb); | |
9521 | if (rx_idx != rx_start_idx + num_pkts) | |
9522 | goto test_loopback_exit; | |
9523 | ||
9524 | cqe = &fp->rx_comp_ring[RCQ_BD(fp->rx_comp_cons)]; | |
9525 | cqe_fp_flags = cqe->fast_path_cqe.type_error_flags; | |
9526 | if (CQE_TYPE(cqe_fp_flags) || (cqe_fp_flags & ETH_RX_ERROR_FALGS)) | |
9527 | goto test_loopback_rx_exit; | |
9528 | ||
9529 | len = le16_to_cpu(cqe->fast_path_cqe.pkt_len); | |
9530 | if (len != pkt_size) | |
9531 | goto test_loopback_rx_exit; | |
9532 | ||
9533 | rx_buf = &fp->rx_buf_ring[RX_BD(fp->rx_bd_cons)]; | |
9534 | skb = rx_buf->skb; | |
9535 | skb_reserve(skb, cqe->fast_path_cqe.placement_offset); | |
9536 | for (i = ETH_HLEN; i < pkt_size; i++) | |
9537 | if (*(skb->data + i) != (unsigned char) (i & 0xff)) | |
9538 | goto test_loopback_rx_exit; | |
9539 | ||
9540 | rc = 0; | |
9541 | ||
9542 | test_loopback_rx_exit: | |
f3c87cdd YG |
9543 | |
9544 | fp->rx_bd_cons = NEXT_RX_IDX(fp->rx_bd_cons); | |
9545 | fp->rx_bd_prod = NEXT_RX_IDX(fp->rx_bd_prod); | |
9546 | fp->rx_comp_cons = NEXT_RCQ_IDX(fp->rx_comp_cons); | |
9547 | fp->rx_comp_prod = NEXT_RCQ_IDX(fp->rx_comp_prod); | |
9548 | ||
9549 | /* Update producers */ | |
9550 | bnx2x_update_rx_prod(bp, fp, fp->rx_bd_prod, fp->rx_comp_prod, | |
9551 | fp->rx_sge_prod); | |
f3c87cdd YG |
9552 | |
9553 | test_loopback_exit: | |
9554 | bp->link_params.loopback_mode = LOOPBACK_NONE; | |
9555 | ||
9556 | return rc; | |
9557 | } | |
9558 | ||
9559 | static int bnx2x_test_loopback(struct bnx2x *bp, u8 link_up) | |
9560 | { | |
b5bf9068 | 9561 | int rc = 0, res; |
f3c87cdd YG |
9562 | |
9563 | if (!netif_running(bp->dev)) | |
9564 | return BNX2X_LOOPBACK_FAILED; | |
9565 | ||
f8ef6e44 | 9566 | bnx2x_netif_stop(bp, 1); |
3910c8ae | 9567 | bnx2x_acquire_phy_lock(bp); |
f3c87cdd | 9568 | |
b5bf9068 EG |
9569 | res = bnx2x_run_loopback(bp, BNX2X_PHY_LOOPBACK, link_up); |
9570 | if (res) { | |
9571 | DP(NETIF_MSG_PROBE, " PHY loopback failed (res %d)\n", res); | |
9572 | rc |= BNX2X_PHY_LOOPBACK_FAILED; | |
f3c87cdd YG |
9573 | } |
9574 | ||
b5bf9068 EG |
9575 | res = bnx2x_run_loopback(bp, BNX2X_MAC_LOOPBACK, link_up); |
9576 | if (res) { | |
9577 | DP(NETIF_MSG_PROBE, " MAC loopback failed (res %d)\n", res); | |
9578 | rc |= BNX2X_MAC_LOOPBACK_FAILED; | |
f3c87cdd YG |
9579 | } |
9580 | ||
3910c8ae | 9581 | bnx2x_release_phy_lock(bp); |
f3c87cdd YG |
9582 | bnx2x_netif_start(bp); |
9583 | ||
9584 | return rc; | |
9585 | } | |
9586 | ||
9587 | #define CRC32_RESIDUAL 0xdebb20e3 | |
9588 | ||
9589 | static int bnx2x_test_nvram(struct bnx2x *bp) | |
9590 | { | |
9591 | static const struct { | |
9592 | int offset; | |
9593 | int size; | |
9594 | } nvram_tbl[] = { | |
9595 | { 0, 0x14 }, /* bootstrap */ | |
9596 | { 0x14, 0xec }, /* dir */ | |
9597 | { 0x100, 0x350 }, /* manuf_info */ | |
9598 | { 0x450, 0xf0 }, /* feature_info */ | |
9599 | { 0x640, 0x64 }, /* upgrade_key_info */ | |
9600 | { 0x6a4, 0x64 }, | |
9601 | { 0x708, 0x70 }, /* manuf_key_info */ | |
9602 | { 0x778, 0x70 }, | |
9603 | { 0, 0 } | |
9604 | }; | |
4781bfad | 9605 | __be32 buf[0x350 / 4]; |
f3c87cdd YG |
9606 | u8 *data = (u8 *)buf; |
9607 | int i, rc; | |
9608 | u32 magic, csum; | |
9609 | ||
9610 | rc = bnx2x_nvram_read(bp, 0, data, 4); | |
9611 | if (rc) { | |
f5372251 | 9612 | DP(NETIF_MSG_PROBE, "magic value read (rc %d)\n", rc); |
f3c87cdd YG |
9613 | goto test_nvram_exit; |
9614 | } | |
9615 | ||
9616 | magic = be32_to_cpu(buf[0]); | |
9617 | if (magic != 0x669955aa) { | |
9618 | DP(NETIF_MSG_PROBE, "magic value (0x%08x)\n", magic); | |
9619 | rc = -ENODEV; | |
9620 | goto test_nvram_exit; | |
9621 | } | |
9622 | ||
9623 | for (i = 0; nvram_tbl[i].size; i++) { | |
9624 | ||
9625 | rc = bnx2x_nvram_read(bp, nvram_tbl[i].offset, data, | |
9626 | nvram_tbl[i].size); | |
9627 | if (rc) { | |
9628 | DP(NETIF_MSG_PROBE, | |
f5372251 | 9629 | "nvram_tbl[%d] read data (rc %d)\n", i, rc); |
f3c87cdd YG |
9630 | goto test_nvram_exit; |
9631 | } | |
9632 | ||
9633 | csum = ether_crc_le(nvram_tbl[i].size, data); | |
9634 | if (csum != CRC32_RESIDUAL) { | |
9635 | DP(NETIF_MSG_PROBE, | |
9636 | "nvram_tbl[%d] csum value (0x%08x)\n", i, csum); | |
9637 | rc = -ENODEV; | |
9638 | goto test_nvram_exit; | |
9639 | } | |
9640 | } | |
9641 | ||
9642 | test_nvram_exit: | |
9643 | return rc; | |
9644 | } | |
9645 | ||
9646 | static int bnx2x_test_intr(struct bnx2x *bp) | |
9647 | { | |
9648 | struct mac_configuration_cmd *config = bnx2x_sp(bp, mac_config); | |
9649 | int i, rc; | |
9650 | ||
9651 | if (!netif_running(bp->dev)) | |
9652 | return -ENODEV; | |
9653 | ||
8d9c5f34 | 9654 | config->hdr.length = 0; |
af246401 EG |
9655 | if (CHIP_IS_E1(bp)) |
9656 | config->hdr.offset = (BP_PORT(bp) ? 32 : 0); | |
9657 | else | |
9658 | config->hdr.offset = BP_FUNC(bp); | |
0626b899 | 9659 | config->hdr.client_id = bp->fp->cl_id; |
f3c87cdd YG |
9660 | config->hdr.reserved1 = 0; |
9661 | ||
9662 | rc = bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_SET_MAC, 0, | |
9663 | U64_HI(bnx2x_sp_mapping(bp, mac_config)), | |
9664 | U64_LO(bnx2x_sp_mapping(bp, mac_config)), 0); | |
9665 | if (rc == 0) { | |
9666 | bp->set_mac_pending++; | |
9667 | for (i = 0; i < 10; i++) { | |
9668 | if (!bp->set_mac_pending) | |
9669 | break; | |
9670 | msleep_interruptible(10); | |
9671 | } | |
9672 | if (i == 10) | |
9673 | rc = -ENODEV; | |
9674 | } | |
9675 | ||
9676 | return rc; | |
9677 | } | |
9678 | ||
a2fbb9ea ET |
9679 | static void bnx2x_self_test(struct net_device *dev, |
9680 | struct ethtool_test *etest, u64 *buf) | |
9681 | { | |
9682 | struct bnx2x *bp = netdev_priv(dev); | |
a2fbb9ea ET |
9683 | |
9684 | memset(buf, 0, sizeof(u64) * BNX2X_NUM_TESTS); | |
9685 | ||
f3c87cdd | 9686 | if (!netif_running(dev)) |
a2fbb9ea | 9687 | return; |
a2fbb9ea | 9688 | |
33471629 | 9689 | /* offline tests are not supported in MF mode */ |
f3c87cdd YG |
9690 | if (IS_E1HMF(bp)) |
9691 | etest->flags &= ~ETH_TEST_FL_OFFLINE; | |
9692 | ||
9693 | if (etest->flags & ETH_TEST_FL_OFFLINE) { | |
9694 | u8 link_up; | |
9695 | ||
9696 | link_up = bp->link_vars.link_up; | |
9697 | bnx2x_nic_unload(bp, UNLOAD_NORMAL); | |
9698 | bnx2x_nic_load(bp, LOAD_DIAG); | |
9699 | /* wait until link state is restored */ | |
9700 | bnx2x_wait_for_link(bp, link_up); | |
9701 | ||
9702 | if (bnx2x_test_registers(bp) != 0) { | |
9703 | buf[0] = 1; | |
9704 | etest->flags |= ETH_TEST_FL_FAILED; | |
9705 | } | |
9706 | if (bnx2x_test_memory(bp) != 0) { | |
9707 | buf[1] = 1; | |
9708 | etest->flags |= ETH_TEST_FL_FAILED; | |
9709 | } | |
9710 | buf[2] = bnx2x_test_loopback(bp, link_up); | |
9711 | if (buf[2] != 0) | |
9712 | etest->flags |= ETH_TEST_FL_FAILED; | |
a2fbb9ea | 9713 | |
f3c87cdd YG |
9714 | bnx2x_nic_unload(bp, UNLOAD_NORMAL); |
9715 | bnx2x_nic_load(bp, LOAD_NORMAL); | |
9716 | /* wait until link state is restored */ | |
9717 | bnx2x_wait_for_link(bp, link_up); | |
9718 | } | |
9719 | if (bnx2x_test_nvram(bp) != 0) { | |
9720 | buf[3] = 1; | |
a2fbb9ea ET |
9721 | etest->flags |= ETH_TEST_FL_FAILED; |
9722 | } | |
f3c87cdd YG |
9723 | if (bnx2x_test_intr(bp) != 0) { |
9724 | buf[4] = 1; | |
9725 | etest->flags |= ETH_TEST_FL_FAILED; | |
9726 | } | |
9727 | if (bp->port.pmf) | |
9728 | if (bnx2x_link_test(bp) != 0) { | |
9729 | buf[5] = 1; | |
9730 | etest->flags |= ETH_TEST_FL_FAILED; | |
9731 | } | |
f3c87cdd YG |
9732 | |
9733 | #ifdef BNX2X_EXTRA_DEBUG | |
9734 | bnx2x_panic_dump(bp); | |
9735 | #endif | |
a2fbb9ea ET |
9736 | } |
9737 | ||
de832a55 EG |
9738 | static const struct { |
9739 | long offset; | |
9740 | int size; | |
9741 | u8 string[ETH_GSTRING_LEN]; | |
9742 | } bnx2x_q_stats_arr[BNX2X_NUM_Q_STATS] = { | |
9743 | /* 1 */ { Q_STATS_OFFSET32(total_bytes_received_hi), 8, "[%d]: rx_bytes" }, | |
9744 | { Q_STATS_OFFSET32(error_bytes_received_hi), | |
9745 | 8, "[%d]: rx_error_bytes" }, | |
9746 | { Q_STATS_OFFSET32(total_unicast_packets_received_hi), | |
9747 | 8, "[%d]: rx_ucast_packets" }, | |
9748 | { Q_STATS_OFFSET32(total_multicast_packets_received_hi), | |
9749 | 8, "[%d]: rx_mcast_packets" }, | |
9750 | { Q_STATS_OFFSET32(total_broadcast_packets_received_hi), | |
9751 | 8, "[%d]: rx_bcast_packets" }, | |
9752 | { Q_STATS_OFFSET32(no_buff_discard_hi), 8, "[%d]: rx_discards" }, | |
9753 | { Q_STATS_OFFSET32(rx_err_discard_pkt), | |
9754 | 4, "[%d]: rx_phy_ip_err_discards"}, | |
9755 | { Q_STATS_OFFSET32(rx_skb_alloc_failed), | |
9756 | 4, "[%d]: rx_skb_alloc_discard" }, | |
9757 | { Q_STATS_OFFSET32(hw_csum_err), 4, "[%d]: rx_csum_offload_errors" }, | |
9758 | ||
9759 | /* 10 */{ Q_STATS_OFFSET32(total_bytes_transmitted_hi), 8, "[%d]: tx_bytes" }, | |
9760 | { Q_STATS_OFFSET32(total_unicast_packets_transmitted_hi), | |
9761 | 8, "[%d]: tx_packets" } | |
9762 | }; | |
9763 | ||
bb2a0f7a YG |
9764 | static const struct { |
9765 | long offset; | |
9766 | int size; | |
9767 | u32 flags; | |
66e855f3 YG |
9768 | #define STATS_FLAGS_PORT 1 |
9769 | #define STATS_FLAGS_FUNC 2 | |
de832a55 | 9770 | #define STATS_FLAGS_BOTH (STATS_FLAGS_FUNC | STATS_FLAGS_PORT) |
66e855f3 | 9771 | u8 string[ETH_GSTRING_LEN]; |
bb2a0f7a | 9772 | } bnx2x_stats_arr[BNX2X_NUM_STATS] = { |
de832a55 EG |
9773 | /* 1 */ { STATS_OFFSET32(total_bytes_received_hi), |
9774 | 8, STATS_FLAGS_BOTH, "rx_bytes" }, | |
66e855f3 | 9775 | { STATS_OFFSET32(error_bytes_received_hi), |
de832a55 | 9776 | 8, STATS_FLAGS_BOTH, "rx_error_bytes" }, |
bb2a0f7a | 9777 | { STATS_OFFSET32(total_unicast_packets_received_hi), |
de832a55 | 9778 | 8, STATS_FLAGS_BOTH, "rx_ucast_packets" }, |
bb2a0f7a | 9779 | { STATS_OFFSET32(total_multicast_packets_received_hi), |
de832a55 | 9780 | 8, STATS_FLAGS_BOTH, "rx_mcast_packets" }, |
bb2a0f7a | 9781 | { STATS_OFFSET32(total_broadcast_packets_received_hi), |
de832a55 | 9782 | 8, STATS_FLAGS_BOTH, "rx_bcast_packets" }, |
bb2a0f7a | 9783 | { STATS_OFFSET32(rx_stat_dot3statsfcserrors_hi), |
66e855f3 | 9784 | 8, STATS_FLAGS_PORT, "rx_crc_errors" }, |
bb2a0f7a | 9785 | { STATS_OFFSET32(rx_stat_dot3statsalignmenterrors_hi), |
66e855f3 | 9786 | 8, STATS_FLAGS_PORT, "rx_align_errors" }, |
de832a55 EG |
9787 | { STATS_OFFSET32(rx_stat_etherstatsundersizepkts_hi), |
9788 | 8, STATS_FLAGS_PORT, "rx_undersize_packets" }, | |
9789 | { STATS_OFFSET32(etherstatsoverrsizepkts_hi), | |
9790 | 8, STATS_FLAGS_PORT, "rx_oversize_packets" }, | |
9791 | /* 10 */{ STATS_OFFSET32(rx_stat_etherstatsfragments_hi), | |
9792 | 8, STATS_FLAGS_PORT, "rx_fragments" }, | |
9793 | { STATS_OFFSET32(rx_stat_etherstatsjabbers_hi), | |
9794 | 8, STATS_FLAGS_PORT, "rx_jabbers" }, | |
9795 | { STATS_OFFSET32(no_buff_discard_hi), | |
9796 | 8, STATS_FLAGS_BOTH, "rx_discards" }, | |
9797 | { STATS_OFFSET32(mac_filter_discard), | |
9798 | 4, STATS_FLAGS_PORT, "rx_filtered_packets" }, | |
9799 | { STATS_OFFSET32(xxoverflow_discard), | |
9800 | 4, STATS_FLAGS_PORT, "rx_fw_discards" }, | |
9801 | { STATS_OFFSET32(brb_drop_hi), | |
9802 | 8, STATS_FLAGS_PORT, "rx_brb_discard" }, | |
9803 | { STATS_OFFSET32(brb_truncate_hi), | |
9804 | 8, STATS_FLAGS_PORT, "rx_brb_truncate" }, | |
9805 | { STATS_OFFSET32(pause_frames_received_hi), | |
9806 | 8, STATS_FLAGS_PORT, "rx_pause_frames" }, | |
9807 | { STATS_OFFSET32(rx_stat_maccontrolframesreceived_hi), | |
9808 | 8, STATS_FLAGS_PORT, "rx_mac_ctrl_frames" }, | |
9809 | { STATS_OFFSET32(nig_timer_max), | |
9810 | 4, STATS_FLAGS_PORT, "rx_constant_pause_events" }, | |
9811 | /* 20 */{ STATS_OFFSET32(rx_err_discard_pkt), | |
9812 | 4, STATS_FLAGS_BOTH, "rx_phy_ip_err_discards"}, | |
9813 | { STATS_OFFSET32(rx_skb_alloc_failed), | |
9814 | 4, STATS_FLAGS_BOTH, "rx_skb_alloc_discard" }, | |
9815 | { STATS_OFFSET32(hw_csum_err), | |
9816 | 4, STATS_FLAGS_BOTH, "rx_csum_offload_errors" }, | |
9817 | ||
9818 | { STATS_OFFSET32(total_bytes_transmitted_hi), | |
9819 | 8, STATS_FLAGS_BOTH, "tx_bytes" }, | |
9820 | { STATS_OFFSET32(tx_stat_ifhcoutbadoctets_hi), | |
9821 | 8, STATS_FLAGS_PORT, "tx_error_bytes" }, | |
9822 | { STATS_OFFSET32(total_unicast_packets_transmitted_hi), | |
9823 | 8, STATS_FLAGS_BOTH, "tx_packets" }, | |
9824 | { STATS_OFFSET32(tx_stat_dot3statsinternalmactransmiterrors_hi), | |
9825 | 8, STATS_FLAGS_PORT, "tx_mac_errors" }, | |
9826 | { STATS_OFFSET32(rx_stat_dot3statscarriersenseerrors_hi), | |
9827 | 8, STATS_FLAGS_PORT, "tx_carrier_errors" }, | |
bb2a0f7a | 9828 | { STATS_OFFSET32(tx_stat_dot3statssinglecollisionframes_hi), |
66e855f3 | 9829 | 8, STATS_FLAGS_PORT, "tx_single_collisions" }, |
bb2a0f7a | 9830 | { STATS_OFFSET32(tx_stat_dot3statsmultiplecollisionframes_hi), |
66e855f3 | 9831 | 8, STATS_FLAGS_PORT, "tx_multi_collisions" }, |
de832a55 | 9832 | /* 30 */{ STATS_OFFSET32(tx_stat_dot3statsdeferredtransmissions_hi), |
66e855f3 | 9833 | 8, STATS_FLAGS_PORT, "tx_deferred" }, |
bb2a0f7a | 9834 | { STATS_OFFSET32(tx_stat_dot3statsexcessivecollisions_hi), |
66e855f3 | 9835 | 8, STATS_FLAGS_PORT, "tx_excess_collisions" }, |
bb2a0f7a | 9836 | { STATS_OFFSET32(tx_stat_dot3statslatecollisions_hi), |
66e855f3 | 9837 | 8, STATS_FLAGS_PORT, "tx_late_collisions" }, |
bb2a0f7a | 9838 | { STATS_OFFSET32(tx_stat_etherstatscollisions_hi), |
66e855f3 | 9839 | 8, STATS_FLAGS_PORT, "tx_total_collisions" }, |
bb2a0f7a | 9840 | { STATS_OFFSET32(tx_stat_etherstatspkts64octets_hi), |
66e855f3 | 9841 | 8, STATS_FLAGS_PORT, "tx_64_byte_packets" }, |
bb2a0f7a | 9842 | { STATS_OFFSET32(tx_stat_etherstatspkts65octetsto127octets_hi), |
66e855f3 | 9843 | 8, STATS_FLAGS_PORT, "tx_65_to_127_byte_packets" }, |
bb2a0f7a | 9844 | { STATS_OFFSET32(tx_stat_etherstatspkts128octetsto255octets_hi), |
66e855f3 | 9845 | 8, STATS_FLAGS_PORT, "tx_128_to_255_byte_packets" }, |
bb2a0f7a | 9846 | { STATS_OFFSET32(tx_stat_etherstatspkts256octetsto511octets_hi), |
66e855f3 | 9847 | 8, STATS_FLAGS_PORT, "tx_256_to_511_byte_packets" }, |
bb2a0f7a | 9848 | { STATS_OFFSET32(tx_stat_etherstatspkts512octetsto1023octets_hi), |
66e855f3 | 9849 | 8, STATS_FLAGS_PORT, "tx_512_to_1023_byte_packets" }, |
bb2a0f7a | 9850 | { STATS_OFFSET32(etherstatspkts1024octetsto1522octets_hi), |
66e855f3 | 9851 | 8, STATS_FLAGS_PORT, "tx_1024_to_1522_byte_packets" }, |
de832a55 | 9852 | /* 40 */{ STATS_OFFSET32(etherstatspktsover1522octets_hi), |
66e855f3 | 9853 | 8, STATS_FLAGS_PORT, "tx_1523_to_9022_byte_packets" }, |
de832a55 EG |
9854 | { STATS_OFFSET32(pause_frames_sent_hi), |
9855 | 8, STATS_FLAGS_PORT, "tx_pause_frames" } | |
a2fbb9ea ET |
9856 | }; |
9857 | ||
de832a55 EG |
9858 | #define IS_PORT_STAT(i) \ |
9859 | ((bnx2x_stats_arr[i].flags & STATS_FLAGS_BOTH) == STATS_FLAGS_PORT) | |
9860 | #define IS_FUNC_STAT(i) (bnx2x_stats_arr[i].flags & STATS_FLAGS_FUNC) | |
9861 | #define IS_E1HMF_MODE_STAT(bp) \ | |
9862 | (IS_E1HMF(bp) && !(bp->msglevel & BNX2X_MSG_STATS)) | |
66e855f3 | 9863 | |
a2fbb9ea ET |
9864 | static void bnx2x_get_strings(struct net_device *dev, u32 stringset, u8 *buf) |
9865 | { | |
bb2a0f7a | 9866 | struct bnx2x *bp = netdev_priv(dev); |
de832a55 | 9867 | int i, j, k; |
bb2a0f7a | 9868 | |
a2fbb9ea ET |
9869 | switch (stringset) { |
9870 | case ETH_SS_STATS: | |
de832a55 EG |
9871 | if (is_multi(bp)) { |
9872 | k = 0; | |
9873 | for_each_queue(bp, i) { | |
9874 | for (j = 0; j < BNX2X_NUM_Q_STATS; j++) | |
9875 | sprintf(buf + (k + j)*ETH_GSTRING_LEN, | |
9876 | bnx2x_q_stats_arr[j].string, i); | |
9877 | k += BNX2X_NUM_Q_STATS; | |
9878 | } | |
9879 | if (IS_E1HMF_MODE_STAT(bp)) | |
9880 | break; | |
9881 | for (j = 0; j < BNX2X_NUM_STATS; j++) | |
9882 | strcpy(buf + (k + j)*ETH_GSTRING_LEN, | |
9883 | bnx2x_stats_arr[j].string); | |
9884 | } else { | |
9885 | for (i = 0, j = 0; i < BNX2X_NUM_STATS; i++) { | |
9886 | if (IS_E1HMF_MODE_STAT(bp) && IS_PORT_STAT(i)) | |
9887 | continue; | |
9888 | strcpy(buf + j*ETH_GSTRING_LEN, | |
9889 | bnx2x_stats_arr[i].string); | |
9890 | j++; | |
9891 | } | |
bb2a0f7a | 9892 | } |
a2fbb9ea ET |
9893 | break; |
9894 | ||
9895 | case ETH_SS_TEST: | |
9896 | memcpy(buf, bnx2x_tests_str_arr, sizeof(bnx2x_tests_str_arr)); | |
9897 | break; | |
9898 | } | |
9899 | } | |
9900 | ||
9901 | static int bnx2x_get_stats_count(struct net_device *dev) | |
9902 | { | |
bb2a0f7a | 9903 | struct bnx2x *bp = netdev_priv(dev); |
de832a55 | 9904 | int i, num_stats; |
bb2a0f7a | 9905 | |
de832a55 EG |
9906 | if (is_multi(bp)) { |
9907 | num_stats = BNX2X_NUM_Q_STATS * BNX2X_NUM_QUEUES(bp); | |
9908 | if (!IS_E1HMF_MODE_STAT(bp)) | |
9909 | num_stats += BNX2X_NUM_STATS; | |
9910 | } else { | |
9911 | if (IS_E1HMF_MODE_STAT(bp)) { | |
9912 | num_stats = 0; | |
9913 | for (i = 0; i < BNX2X_NUM_STATS; i++) | |
9914 | if (IS_FUNC_STAT(i)) | |
9915 | num_stats++; | |
9916 | } else | |
9917 | num_stats = BNX2X_NUM_STATS; | |
bb2a0f7a | 9918 | } |
de832a55 | 9919 | |
bb2a0f7a | 9920 | return num_stats; |
a2fbb9ea ET |
9921 | } |
9922 | ||
9923 | static void bnx2x_get_ethtool_stats(struct net_device *dev, | |
9924 | struct ethtool_stats *stats, u64 *buf) | |
9925 | { | |
9926 | struct bnx2x *bp = netdev_priv(dev); | |
de832a55 EG |
9927 | u32 *hw_stats, *offset; |
9928 | int i, j, k; | |
bb2a0f7a | 9929 | |
de832a55 EG |
9930 | if (is_multi(bp)) { |
9931 | k = 0; | |
9932 | for_each_queue(bp, i) { | |
9933 | hw_stats = (u32 *)&bp->fp[i].eth_q_stats; | |
9934 | for (j = 0; j < BNX2X_NUM_Q_STATS; j++) { | |
9935 | if (bnx2x_q_stats_arr[j].size == 0) { | |
9936 | /* skip this counter */ | |
9937 | buf[k + j] = 0; | |
9938 | continue; | |
9939 | } | |
9940 | offset = (hw_stats + | |
9941 | bnx2x_q_stats_arr[j].offset); | |
9942 | if (bnx2x_q_stats_arr[j].size == 4) { | |
9943 | /* 4-byte counter */ | |
9944 | buf[k + j] = (u64) *offset; | |
9945 | continue; | |
9946 | } | |
9947 | /* 8-byte counter */ | |
9948 | buf[k + j] = HILO_U64(*offset, *(offset + 1)); | |
9949 | } | |
9950 | k += BNX2X_NUM_Q_STATS; | |
9951 | } | |
9952 | if (IS_E1HMF_MODE_STAT(bp)) | |
9953 | return; | |
9954 | hw_stats = (u32 *)&bp->eth_stats; | |
9955 | for (j = 0; j < BNX2X_NUM_STATS; j++) { | |
9956 | if (bnx2x_stats_arr[j].size == 0) { | |
9957 | /* skip this counter */ | |
9958 | buf[k + j] = 0; | |
9959 | continue; | |
9960 | } | |
9961 | offset = (hw_stats + bnx2x_stats_arr[j].offset); | |
9962 | if (bnx2x_stats_arr[j].size == 4) { | |
9963 | /* 4-byte counter */ | |
9964 | buf[k + j] = (u64) *offset; | |
9965 | continue; | |
9966 | } | |
9967 | /* 8-byte counter */ | |
9968 | buf[k + j] = HILO_U64(*offset, *(offset + 1)); | |
a2fbb9ea | 9969 | } |
de832a55 EG |
9970 | } else { |
9971 | hw_stats = (u32 *)&bp->eth_stats; | |
9972 | for (i = 0, j = 0; i < BNX2X_NUM_STATS; i++) { | |
9973 | if (IS_E1HMF_MODE_STAT(bp) && IS_PORT_STAT(i)) | |
9974 | continue; | |
9975 | if (bnx2x_stats_arr[i].size == 0) { | |
9976 | /* skip this counter */ | |
9977 | buf[j] = 0; | |
9978 | j++; | |
9979 | continue; | |
9980 | } | |
9981 | offset = (hw_stats + bnx2x_stats_arr[i].offset); | |
9982 | if (bnx2x_stats_arr[i].size == 4) { | |
9983 | /* 4-byte counter */ | |
9984 | buf[j] = (u64) *offset; | |
9985 | j++; | |
9986 | continue; | |
9987 | } | |
9988 | /* 8-byte counter */ | |
9989 | buf[j] = HILO_U64(*offset, *(offset + 1)); | |
bb2a0f7a | 9990 | j++; |
a2fbb9ea | 9991 | } |
a2fbb9ea ET |
9992 | } |
9993 | } | |
9994 | ||
9995 | static int bnx2x_phys_id(struct net_device *dev, u32 data) | |
9996 | { | |
9997 | struct bnx2x *bp = netdev_priv(dev); | |
34f80b04 | 9998 | int port = BP_PORT(bp); |
a2fbb9ea ET |
9999 | int i; |
10000 | ||
34f80b04 EG |
10001 | if (!netif_running(dev)) |
10002 | return 0; | |
10003 | ||
10004 | if (!bp->port.pmf) | |
10005 | return 0; | |
10006 | ||
a2fbb9ea ET |
10007 | if (data == 0) |
10008 | data = 2; | |
10009 | ||
10010 | for (i = 0; i < (data * 2); i++) { | |
c18487ee | 10011 | if ((i % 2) == 0) |
34f80b04 | 10012 | bnx2x_set_led(bp, port, LED_MODE_OPER, SPEED_1000, |
c18487ee YR |
10013 | bp->link_params.hw_led_mode, |
10014 | bp->link_params.chip_id); | |
10015 | else | |
34f80b04 | 10016 | bnx2x_set_led(bp, port, LED_MODE_OFF, 0, |
c18487ee YR |
10017 | bp->link_params.hw_led_mode, |
10018 | bp->link_params.chip_id); | |
10019 | ||
a2fbb9ea ET |
10020 | msleep_interruptible(500); |
10021 | if (signal_pending(current)) | |
10022 | break; | |
10023 | } | |
10024 | ||
c18487ee | 10025 | if (bp->link_vars.link_up) |
34f80b04 | 10026 | bnx2x_set_led(bp, port, LED_MODE_OPER, |
c18487ee YR |
10027 | bp->link_vars.line_speed, |
10028 | bp->link_params.hw_led_mode, | |
10029 | bp->link_params.chip_id); | |
a2fbb9ea ET |
10030 | |
10031 | return 0; | |
10032 | } | |
10033 | ||
10034 | static struct ethtool_ops bnx2x_ethtool_ops = { | |
7a9b2557 VZ |
10035 | .get_settings = bnx2x_get_settings, |
10036 | .set_settings = bnx2x_set_settings, | |
10037 | .get_drvinfo = bnx2x_get_drvinfo, | |
0a64ea57 EG |
10038 | .get_regs_len = bnx2x_get_regs_len, |
10039 | .get_regs = bnx2x_get_regs, | |
a2fbb9ea ET |
10040 | .get_wol = bnx2x_get_wol, |
10041 | .set_wol = bnx2x_set_wol, | |
7a9b2557 VZ |
10042 | .get_msglevel = bnx2x_get_msglevel, |
10043 | .set_msglevel = bnx2x_set_msglevel, | |
10044 | .nway_reset = bnx2x_nway_reset, | |
01e53298 | 10045 | .get_link = bnx2x_get_link, |
7a9b2557 VZ |
10046 | .get_eeprom_len = bnx2x_get_eeprom_len, |
10047 | .get_eeprom = bnx2x_get_eeprom, | |
10048 | .set_eeprom = bnx2x_set_eeprom, | |
10049 | .get_coalesce = bnx2x_get_coalesce, | |
10050 | .set_coalesce = bnx2x_set_coalesce, | |
10051 | .get_ringparam = bnx2x_get_ringparam, | |
10052 | .set_ringparam = bnx2x_set_ringparam, | |
10053 | .get_pauseparam = bnx2x_get_pauseparam, | |
10054 | .set_pauseparam = bnx2x_set_pauseparam, | |
10055 | .get_rx_csum = bnx2x_get_rx_csum, | |
10056 | .set_rx_csum = bnx2x_set_rx_csum, | |
10057 | .get_tx_csum = ethtool_op_get_tx_csum, | |
755735eb | 10058 | .set_tx_csum = ethtool_op_set_tx_hw_csum, |
7a9b2557 VZ |
10059 | .set_flags = bnx2x_set_flags, |
10060 | .get_flags = ethtool_op_get_flags, | |
10061 | .get_sg = ethtool_op_get_sg, | |
10062 | .set_sg = ethtool_op_set_sg, | |
a2fbb9ea ET |
10063 | .get_tso = ethtool_op_get_tso, |
10064 | .set_tso = bnx2x_set_tso, | |
10065 | .self_test_count = bnx2x_self_test_count, | |
7a9b2557 VZ |
10066 | .self_test = bnx2x_self_test, |
10067 | .get_strings = bnx2x_get_strings, | |
a2fbb9ea ET |
10068 | .phys_id = bnx2x_phys_id, |
10069 | .get_stats_count = bnx2x_get_stats_count, | |
bb2a0f7a | 10070 | .get_ethtool_stats = bnx2x_get_ethtool_stats, |
a2fbb9ea ET |
10071 | }; |
10072 | ||
10073 | /* end of ethtool_ops */ | |
10074 | ||
10075 | /**************************************************************************** | |
10076 | * General service functions | |
10077 | ****************************************************************************/ | |
10078 | ||
10079 | static int bnx2x_set_power_state(struct bnx2x *bp, pci_power_t state) | |
10080 | { | |
10081 | u16 pmcsr; | |
10082 | ||
10083 | pci_read_config_word(bp->pdev, bp->pm_cap + PCI_PM_CTRL, &pmcsr); | |
10084 | ||
10085 | switch (state) { | |
10086 | case PCI_D0: | |
34f80b04 | 10087 | pci_write_config_word(bp->pdev, bp->pm_cap + PCI_PM_CTRL, |
a2fbb9ea ET |
10088 | ((pmcsr & ~PCI_PM_CTRL_STATE_MASK) | |
10089 | PCI_PM_CTRL_PME_STATUS)); | |
10090 | ||
10091 | if (pmcsr & PCI_PM_CTRL_STATE_MASK) | |
33471629 | 10092 | /* delay required during transition out of D3hot */ |
a2fbb9ea | 10093 | msleep(20); |
34f80b04 | 10094 | break; |
a2fbb9ea | 10095 | |
34f80b04 EG |
10096 | case PCI_D3hot: |
10097 | pmcsr &= ~PCI_PM_CTRL_STATE_MASK; | |
10098 | pmcsr |= 3; | |
a2fbb9ea | 10099 | |
34f80b04 EG |
10100 | if (bp->wol) |
10101 | pmcsr |= PCI_PM_CTRL_PME_ENABLE; | |
a2fbb9ea | 10102 | |
34f80b04 EG |
10103 | pci_write_config_word(bp->pdev, bp->pm_cap + PCI_PM_CTRL, |
10104 | pmcsr); | |
a2fbb9ea | 10105 | |
34f80b04 EG |
10106 | /* No more memory access after this point until |
10107 | * device is brought back to D0. | |
10108 | */ | |
10109 | break; | |
10110 | ||
10111 | default: | |
10112 | return -EINVAL; | |
10113 | } | |
10114 | return 0; | |
a2fbb9ea ET |
10115 | } |
10116 | ||
237907c1 EG |
10117 | static inline int bnx2x_has_rx_work(struct bnx2x_fastpath *fp) |
10118 | { | |
10119 | u16 rx_cons_sb; | |
10120 | ||
10121 | /* Tell compiler that status block fields can change */ | |
10122 | barrier(); | |
10123 | rx_cons_sb = le16_to_cpu(*fp->rx_cons_sb); | |
10124 | if ((rx_cons_sb & MAX_RCQ_DESC_CNT) == MAX_RCQ_DESC_CNT) | |
10125 | rx_cons_sb++; | |
10126 | return (fp->rx_comp_cons != rx_cons_sb); | |
10127 | } | |
10128 | ||
34f80b04 EG |
10129 | /* |
10130 | * net_device service functions | |
10131 | */ | |
10132 | ||
a2fbb9ea ET |
10133 | static int bnx2x_poll(struct napi_struct *napi, int budget) |
10134 | { | |
10135 | struct bnx2x_fastpath *fp = container_of(napi, struct bnx2x_fastpath, | |
10136 | napi); | |
10137 | struct bnx2x *bp = fp->bp; | |
10138 | int work_done = 0; | |
10139 | ||
10140 | #ifdef BNX2X_STOP_ON_ERROR | |
10141 | if (unlikely(bp->panic)) | |
34f80b04 | 10142 | goto poll_panic; |
a2fbb9ea ET |
10143 | #endif |
10144 | ||
10145 | prefetch(fp->tx_buf_ring[TX_BD(fp->tx_pkt_cons)].skb); | |
10146 | prefetch(fp->rx_buf_ring[RX_BD(fp->rx_bd_cons)].skb); | |
10147 | prefetch((char *)(fp->rx_buf_ring[RX_BD(fp->rx_bd_cons)].skb) + 256); | |
10148 | ||
10149 | bnx2x_update_fpsb_idx(fp); | |
10150 | ||
237907c1 | 10151 | if (bnx2x_has_tx_work(fp)) |
7961f791 | 10152 | bnx2x_tx_int(fp); |
a2fbb9ea | 10153 | |
8534f32c | 10154 | if (bnx2x_has_rx_work(fp)) { |
a2fbb9ea | 10155 | work_done = bnx2x_rx_int(fp, budget); |
356e2385 | 10156 | |
8534f32c EG |
10157 | /* must not complete if we consumed full budget */ |
10158 | if (work_done >= budget) | |
10159 | goto poll_again; | |
10160 | } | |
a2fbb9ea | 10161 | |
8534f32c EG |
10162 | /* BNX2X_HAS_WORK() reads the status block, thus we need to |
10163 | * ensure that status block indices have been actually read | |
10164 | * (bnx2x_update_fpsb_idx) prior to this check (BNX2X_HAS_WORK) | |
10165 | * so that we won't write the "newer" value of the status block to IGU | |
10166 | * (if there was a DMA right after BNX2X_HAS_WORK and | |
10167 | * if there is no rmb, the memory reading (bnx2x_update_fpsb_idx) | |
10168 | * may be postponed to right before bnx2x_ack_sb). In this case | |
10169 | * there will never be another interrupt until there is another update | |
10170 | * of the status block, while there is still unhandled work. | |
10171 | */ | |
10172 | rmb(); | |
a2fbb9ea | 10173 | |
8534f32c | 10174 | if (!BNX2X_HAS_WORK(fp)) { |
a2fbb9ea | 10175 | #ifdef BNX2X_STOP_ON_ERROR |
34f80b04 | 10176 | poll_panic: |
a2fbb9ea | 10177 | #endif |
288379f0 | 10178 | napi_complete(napi); |
a2fbb9ea | 10179 | |
0626b899 | 10180 | bnx2x_ack_sb(bp, fp->sb_id, USTORM_ID, |
a2fbb9ea | 10181 | le16_to_cpu(fp->fp_u_idx), IGU_INT_NOP, 1); |
0626b899 | 10182 | bnx2x_ack_sb(bp, fp->sb_id, CSTORM_ID, |
a2fbb9ea ET |
10183 | le16_to_cpu(fp->fp_c_idx), IGU_INT_ENABLE, 1); |
10184 | } | |
356e2385 | 10185 | |
8534f32c | 10186 | poll_again: |
a2fbb9ea ET |
10187 | return work_done; |
10188 | } | |
10189 | ||
755735eb EG |
10190 | |
10191 | /* we split the first BD into headers and data BDs | |
33471629 | 10192 | * to ease the pain of our fellow microcode engineers |
755735eb EG |
10193 | * we use one mapping for both BDs |
10194 | * So far this has only been observed to happen | |
10195 | * in Other Operating Systems(TM) | |
10196 | */ | |
10197 | static noinline u16 bnx2x_tx_split(struct bnx2x *bp, | |
10198 | struct bnx2x_fastpath *fp, | |
10199 | struct eth_tx_bd **tx_bd, u16 hlen, | |
10200 | u16 bd_prod, int nbd) | |
10201 | { | |
10202 | struct eth_tx_bd *h_tx_bd = *tx_bd; | |
10203 | struct eth_tx_bd *d_tx_bd; | |
10204 | dma_addr_t mapping; | |
10205 | int old_len = le16_to_cpu(h_tx_bd->nbytes); | |
10206 | ||
10207 | /* first fix first BD */ | |
10208 | h_tx_bd->nbd = cpu_to_le16(nbd); | |
10209 | h_tx_bd->nbytes = cpu_to_le16(hlen); | |
10210 | ||
10211 | DP(NETIF_MSG_TX_QUEUED, "TSO split header size is %d " | |
10212 | "(%x:%x) nbd %d\n", h_tx_bd->nbytes, h_tx_bd->addr_hi, | |
10213 | h_tx_bd->addr_lo, h_tx_bd->nbd); | |
10214 | ||
10215 | /* now get a new data BD | |
10216 | * (after the pbd) and fill it */ | |
10217 | bd_prod = TX_BD(NEXT_TX_IDX(bd_prod)); | |
10218 | d_tx_bd = &fp->tx_desc_ring[bd_prod]; | |
10219 | ||
10220 | mapping = HILO_U64(le32_to_cpu(h_tx_bd->addr_hi), | |
10221 | le32_to_cpu(h_tx_bd->addr_lo)) + hlen; | |
10222 | ||
10223 | d_tx_bd->addr_hi = cpu_to_le32(U64_HI(mapping)); | |
10224 | d_tx_bd->addr_lo = cpu_to_le32(U64_LO(mapping)); | |
10225 | d_tx_bd->nbytes = cpu_to_le16(old_len - hlen); | |
10226 | d_tx_bd->vlan = 0; | |
10227 | /* this marks the BD as one that has no individual mapping | |
10228 | * the FW ignores this flag in a BD not marked start | |
10229 | */ | |
10230 | d_tx_bd->bd_flags.as_bitfield = ETH_TX_BD_FLAGS_SW_LSO; | |
10231 | DP(NETIF_MSG_TX_QUEUED, | |
10232 | "TSO split data size is %d (%x:%x)\n", | |
10233 | d_tx_bd->nbytes, d_tx_bd->addr_hi, d_tx_bd->addr_lo); | |
10234 | ||
10235 | /* update tx_bd for marking the last BD flag */ | |
10236 | *tx_bd = d_tx_bd; | |
10237 | ||
10238 | return bd_prod; | |
10239 | } | |
10240 | ||
10241 | static inline u16 bnx2x_csum_fix(unsigned char *t_header, u16 csum, s8 fix) | |
10242 | { | |
10243 | if (fix > 0) | |
10244 | csum = (u16) ~csum_fold(csum_sub(csum, | |
10245 | csum_partial(t_header - fix, fix, 0))); | |
10246 | ||
10247 | else if (fix < 0) | |
10248 | csum = (u16) ~csum_fold(csum_add(csum, | |
10249 | csum_partial(t_header, -fix, 0))); | |
10250 | ||
10251 | return swab16(csum); | |
10252 | } | |
10253 | ||
10254 | static inline u32 bnx2x_xmit_type(struct bnx2x *bp, struct sk_buff *skb) | |
10255 | { | |
10256 | u32 rc; | |
10257 | ||
10258 | if (skb->ip_summed != CHECKSUM_PARTIAL) | |
10259 | rc = XMIT_PLAIN; | |
10260 | ||
10261 | else { | |
4781bfad | 10262 | if (skb->protocol == htons(ETH_P_IPV6)) { |
755735eb EG |
10263 | rc = XMIT_CSUM_V6; |
10264 | if (ipv6_hdr(skb)->nexthdr == IPPROTO_TCP) | |
10265 | rc |= XMIT_CSUM_TCP; | |
10266 | ||
10267 | } else { | |
10268 | rc = XMIT_CSUM_V4; | |
10269 | if (ip_hdr(skb)->protocol == IPPROTO_TCP) | |
10270 | rc |= XMIT_CSUM_TCP; | |
10271 | } | |
10272 | } | |
10273 | ||
10274 | if (skb_shinfo(skb)->gso_type & SKB_GSO_TCPV4) | |
10275 | rc |= XMIT_GSO_V4; | |
10276 | ||
10277 | else if (skb_shinfo(skb)->gso_type & SKB_GSO_TCPV6) | |
10278 | rc |= XMIT_GSO_V6; | |
10279 | ||
10280 | return rc; | |
10281 | } | |
10282 | ||
632da4d6 | 10283 | #if (MAX_SKB_FRAGS >= MAX_FETCH_BD - 3) |
f5372251 EG |
10284 | /* check if packet requires linearization (packet is too fragmented) |
10285 | no need to check fragmentation if page size > 8K (there will be no | |
10286 | violation to FW restrictions) */ | |
755735eb EG |
10287 | static int bnx2x_pkt_req_lin(struct bnx2x *bp, struct sk_buff *skb, |
10288 | u32 xmit_type) | |
10289 | { | |
10290 | int to_copy = 0; | |
10291 | int hlen = 0; | |
10292 | int first_bd_sz = 0; | |
10293 | ||
10294 | /* 3 = 1 (for linear data BD) + 2 (for PBD and last BD) */ | |
10295 | if (skb_shinfo(skb)->nr_frags >= (MAX_FETCH_BD - 3)) { | |
10296 | ||
10297 | if (xmit_type & XMIT_GSO) { | |
10298 | unsigned short lso_mss = skb_shinfo(skb)->gso_size; | |
10299 | /* Check if LSO packet needs to be copied: | |
10300 | 3 = 1 (for headers BD) + 2 (for PBD and last BD) */ | |
10301 | int wnd_size = MAX_FETCH_BD - 3; | |
33471629 | 10302 | /* Number of windows to check */ |
755735eb EG |
10303 | int num_wnds = skb_shinfo(skb)->nr_frags - wnd_size; |
10304 | int wnd_idx = 0; | |
10305 | int frag_idx = 0; | |
10306 | u32 wnd_sum = 0; | |
10307 | ||
10308 | /* Headers length */ | |
10309 | hlen = (int)(skb_transport_header(skb) - skb->data) + | |
10310 | tcp_hdrlen(skb); | |
10311 | ||
10312 | /* Amount of data (w/o headers) on linear part of SKB*/ | |
10313 | first_bd_sz = skb_headlen(skb) - hlen; | |
10314 | ||
10315 | wnd_sum = first_bd_sz; | |
10316 | ||
10317 | /* Calculate the first sum - it's special */ | |
10318 | for (frag_idx = 0; frag_idx < wnd_size - 1; frag_idx++) | |
10319 | wnd_sum += | |
10320 | skb_shinfo(skb)->frags[frag_idx].size; | |
10321 | ||
10322 | /* If there was data on linear skb data - check it */ | |
10323 | if (first_bd_sz > 0) { | |
10324 | if (unlikely(wnd_sum < lso_mss)) { | |
10325 | to_copy = 1; | |
10326 | goto exit_lbl; | |
10327 | } | |
10328 | ||
10329 | wnd_sum -= first_bd_sz; | |
10330 | } | |
10331 | ||
10332 | /* Others are easier: run through the frag list and | |
10333 | check all windows */ | |
10334 | for (wnd_idx = 0; wnd_idx <= num_wnds; wnd_idx++) { | |
10335 | wnd_sum += | |
10336 | skb_shinfo(skb)->frags[wnd_idx + wnd_size - 1].size; | |
10337 | ||
10338 | if (unlikely(wnd_sum < lso_mss)) { | |
10339 | to_copy = 1; | |
10340 | break; | |
10341 | } | |
10342 | wnd_sum -= | |
10343 | skb_shinfo(skb)->frags[wnd_idx].size; | |
10344 | } | |
755735eb EG |
10345 | } else { |
10346 | /* in non-LSO too fragmented packet should always | |
10347 | be linearized */ | |
10348 | to_copy = 1; | |
10349 | } | |
10350 | } | |
10351 | ||
10352 | exit_lbl: | |
10353 | if (unlikely(to_copy)) | |
10354 | DP(NETIF_MSG_TX_QUEUED, | |
10355 | "Linearization IS REQUIRED for %s packet. " | |
10356 | "num_frags %d hlen %d first_bd_sz %d\n", | |
10357 | (xmit_type & XMIT_GSO) ? "LSO" : "non-LSO", | |
10358 | skb_shinfo(skb)->nr_frags, hlen, first_bd_sz); | |
10359 | ||
10360 | return to_copy; | |
10361 | } | |
632da4d6 | 10362 | #endif |
755735eb EG |
10363 | |
10364 | /* called with netif_tx_lock | |
a2fbb9ea | 10365 | * bnx2x_tx_int() runs without netif_tx_lock unless it needs to call |
755735eb | 10366 | * netif_wake_queue() |
a2fbb9ea ET |
10367 | */ |
10368 | static int bnx2x_start_xmit(struct sk_buff *skb, struct net_device *dev) | |
10369 | { | |
10370 | struct bnx2x *bp = netdev_priv(dev); | |
10371 | struct bnx2x_fastpath *fp; | |
555f6c78 | 10372 | struct netdev_queue *txq; |
a2fbb9ea ET |
10373 | struct sw_tx_bd *tx_buf; |
10374 | struct eth_tx_bd *tx_bd; | |
10375 | struct eth_tx_parse_bd *pbd = NULL; | |
10376 | u16 pkt_prod, bd_prod; | |
755735eb | 10377 | int nbd, fp_index; |
a2fbb9ea | 10378 | dma_addr_t mapping; |
755735eb EG |
10379 | u32 xmit_type = bnx2x_xmit_type(bp, skb); |
10380 | int vlan_off = (bp->e1hov ? 4 : 0); | |
10381 | int i; | |
10382 | u8 hlen = 0; | |
a2fbb9ea ET |
10383 | |
10384 | #ifdef BNX2X_STOP_ON_ERROR | |
10385 | if (unlikely(bp->panic)) | |
10386 | return NETDEV_TX_BUSY; | |
10387 | #endif | |
10388 | ||
555f6c78 EG |
10389 | fp_index = skb_get_queue_mapping(skb); |
10390 | txq = netdev_get_tx_queue(dev, fp_index); | |
10391 | ||
a2fbb9ea | 10392 | fp = &bp->fp[fp_index]; |
755735eb | 10393 | |
231fd58a | 10394 | if (unlikely(bnx2x_tx_avail(fp) < (skb_shinfo(skb)->nr_frags + 3))) { |
de832a55 | 10395 | fp->eth_q_stats.driver_xoff++, |
555f6c78 | 10396 | netif_tx_stop_queue(txq); |
a2fbb9ea ET |
10397 | BNX2X_ERR("BUG! Tx ring full when queue awake!\n"); |
10398 | return NETDEV_TX_BUSY; | |
10399 | } | |
10400 | ||
755735eb EG |
10401 | DP(NETIF_MSG_TX_QUEUED, "SKB: summed %x protocol %x protocol(%x,%x)" |
10402 | " gso type %x xmit_type %x\n", | |
10403 | skb->ip_summed, skb->protocol, ipv6_hdr(skb)->nexthdr, | |
10404 | ip_hdr(skb)->protocol, skb_shinfo(skb)->gso_type, xmit_type); | |
10405 | ||
632da4d6 | 10406 | #if (MAX_SKB_FRAGS >= MAX_FETCH_BD - 3) |
f5372251 EG |
10407 | /* First, check if we need to linearize the skb (due to FW |
10408 | restrictions). No need to check fragmentation if page size > 8K | |
10409 | (there will be no violation to FW restrictions) */ | |
755735eb EG |
10410 | if (bnx2x_pkt_req_lin(bp, skb, xmit_type)) { |
10411 | /* Statistics of linearization */ | |
10412 | bp->lin_cnt++; | |
10413 | if (skb_linearize(skb) != 0) { | |
10414 | DP(NETIF_MSG_TX_QUEUED, "SKB linearization failed - " | |
10415 | "silently dropping this SKB\n"); | |
10416 | dev_kfree_skb_any(skb); | |
da5a662a | 10417 | return NETDEV_TX_OK; |
755735eb EG |
10418 | } |
10419 | } | |
632da4d6 | 10420 | #endif |
755735eb | 10421 | |
a2fbb9ea | 10422 | /* |
755735eb | 10423 | Please read carefully. First we use one BD which we mark as start, |
a2fbb9ea | 10424 | then for TSO or xsum we have a parsing info BD, |
755735eb | 10425 | and only then we have the rest of the TSO BDs. |
a2fbb9ea ET |
10426 | (don't forget to mark the last one as last, |
10427 | and to unmap only AFTER you write to the BD ...) | |
755735eb | 10428 | And above all, all pdb sizes are in words - NOT DWORDS! |
a2fbb9ea ET |
10429 | */ |
10430 | ||
10431 | pkt_prod = fp->tx_pkt_prod++; | |
755735eb | 10432 | bd_prod = TX_BD(fp->tx_bd_prod); |
a2fbb9ea | 10433 | |
755735eb | 10434 | /* get a tx_buf and first BD */ |
a2fbb9ea ET |
10435 | tx_buf = &fp->tx_buf_ring[TX_BD(pkt_prod)]; |
10436 | tx_bd = &fp->tx_desc_ring[bd_prod]; | |
10437 | ||
10438 | tx_bd->bd_flags.as_bitfield = ETH_TX_BD_FLAGS_START_BD; | |
10439 | tx_bd->general_data = (UNICAST_ADDRESS << | |
10440 | ETH_TX_BD_ETH_ADDR_TYPE_SHIFT); | |
3196a88a EG |
10441 | /* header nbd */ |
10442 | tx_bd->general_data |= (1 << ETH_TX_BD_HDR_NBDS_SHIFT); | |
a2fbb9ea | 10443 | |
755735eb EG |
10444 | /* remember the first BD of the packet */ |
10445 | tx_buf->first_bd = fp->tx_bd_prod; | |
10446 | tx_buf->skb = skb; | |
a2fbb9ea ET |
10447 | |
10448 | DP(NETIF_MSG_TX_QUEUED, | |
10449 | "sending pkt %u @%p next_idx %u bd %u @%p\n", | |
10450 | pkt_prod, tx_buf, fp->tx_pkt_prod, bd_prod, tx_bd); | |
10451 | ||
0c6671b0 EG |
10452 | #ifdef BCM_VLAN |
10453 | if ((bp->vlgrp != NULL) && vlan_tx_tag_present(skb) && | |
10454 | (bp->flags & HW_VLAN_TX_FLAG)) { | |
755735eb EG |
10455 | tx_bd->vlan = cpu_to_le16(vlan_tx_tag_get(skb)); |
10456 | tx_bd->bd_flags.as_bitfield |= ETH_TX_BD_FLAGS_VLAN_TAG; | |
10457 | vlan_off += 4; | |
10458 | } else | |
0c6671b0 | 10459 | #endif |
755735eb | 10460 | tx_bd->vlan = cpu_to_le16(pkt_prod); |
a2fbb9ea | 10461 | |
755735eb | 10462 | if (xmit_type) { |
755735eb | 10463 | /* turn on parsing and get a BD */ |
a2fbb9ea ET |
10464 | bd_prod = TX_BD(NEXT_TX_IDX(bd_prod)); |
10465 | pbd = (void *)&fp->tx_desc_ring[bd_prod]; | |
755735eb EG |
10466 | |
10467 | memset(pbd, 0, sizeof(struct eth_tx_parse_bd)); | |
10468 | } | |
10469 | ||
10470 | if (xmit_type & XMIT_CSUM) { | |
10471 | hlen = (skb_network_header(skb) - skb->data + vlan_off) / 2; | |
a2fbb9ea ET |
10472 | |
10473 | /* for now NS flag is not used in Linux */ | |
4781bfad EG |
10474 | pbd->global_data = |
10475 | (hlen | ((skb->protocol == cpu_to_be16(ETH_P_8021Q)) << | |
10476 | ETH_TX_PARSE_BD_LLC_SNAP_EN_SHIFT)); | |
a2fbb9ea | 10477 | |
755735eb EG |
10478 | pbd->ip_hlen = (skb_transport_header(skb) - |
10479 | skb_network_header(skb)) / 2; | |
10480 | ||
10481 | hlen += pbd->ip_hlen + tcp_hdrlen(skb) / 2; | |
a2fbb9ea | 10482 | |
755735eb EG |
10483 | pbd->total_hlen = cpu_to_le16(hlen); |
10484 | hlen = hlen*2 - vlan_off; | |
a2fbb9ea | 10485 | |
755735eb EG |
10486 | tx_bd->bd_flags.as_bitfield |= ETH_TX_BD_FLAGS_TCP_CSUM; |
10487 | ||
10488 | if (xmit_type & XMIT_CSUM_V4) | |
a2fbb9ea | 10489 | tx_bd->bd_flags.as_bitfield |= |
755735eb EG |
10490 | ETH_TX_BD_FLAGS_IP_CSUM; |
10491 | else | |
10492 | tx_bd->bd_flags.as_bitfield |= ETH_TX_BD_FLAGS_IPV6; | |
10493 | ||
10494 | if (xmit_type & XMIT_CSUM_TCP) { | |
10495 | pbd->tcp_pseudo_csum = swab16(tcp_hdr(skb)->check); | |
10496 | ||
10497 | } else { | |
10498 | s8 fix = SKB_CS_OFF(skb); /* signed! */ | |
10499 | ||
a2fbb9ea | 10500 | pbd->global_data |= ETH_TX_PARSE_BD_CS_ANY_FLG; |
755735eb | 10501 | pbd->cs_offset = fix / 2; |
a2fbb9ea | 10502 | |
755735eb EG |
10503 | DP(NETIF_MSG_TX_QUEUED, |
10504 | "hlen %d offset %d fix %d csum before fix %x\n", | |
10505 | le16_to_cpu(pbd->total_hlen), pbd->cs_offset, fix, | |
10506 | SKB_CS(skb)); | |
10507 | ||
10508 | /* HW bug: fixup the CSUM */ | |
10509 | pbd->tcp_pseudo_csum = | |
10510 | bnx2x_csum_fix(skb_transport_header(skb), | |
10511 | SKB_CS(skb), fix); | |
10512 | ||
10513 | DP(NETIF_MSG_TX_QUEUED, "csum after fix %x\n", | |
10514 | pbd->tcp_pseudo_csum); | |
10515 | } | |
a2fbb9ea ET |
10516 | } |
10517 | ||
10518 | mapping = pci_map_single(bp->pdev, skb->data, | |
755735eb | 10519 | skb_headlen(skb), PCI_DMA_TODEVICE); |
a2fbb9ea ET |
10520 | |
10521 | tx_bd->addr_hi = cpu_to_le32(U64_HI(mapping)); | |
10522 | tx_bd->addr_lo = cpu_to_le32(U64_LO(mapping)); | |
6378c025 | 10523 | nbd = skb_shinfo(skb)->nr_frags + ((pbd == NULL) ? 1 : 2); |
a2fbb9ea ET |
10524 | tx_bd->nbd = cpu_to_le16(nbd); |
10525 | tx_bd->nbytes = cpu_to_le16(skb_headlen(skb)); | |
10526 | ||
10527 | DP(NETIF_MSG_TX_QUEUED, "first bd @%p addr (%x:%x) nbd %d" | |
755735eb EG |
10528 | " nbytes %d flags %x vlan %x\n", |
10529 | tx_bd, tx_bd->addr_hi, tx_bd->addr_lo, le16_to_cpu(tx_bd->nbd), | |
10530 | le16_to_cpu(tx_bd->nbytes), tx_bd->bd_flags.as_bitfield, | |
10531 | le16_to_cpu(tx_bd->vlan)); | |
a2fbb9ea | 10532 | |
755735eb | 10533 | if (xmit_type & XMIT_GSO) { |
a2fbb9ea ET |
10534 | |
10535 | DP(NETIF_MSG_TX_QUEUED, | |
10536 | "TSO packet len %d hlen %d total len %d tso size %d\n", | |
10537 | skb->len, hlen, skb_headlen(skb), | |
10538 | skb_shinfo(skb)->gso_size); | |
10539 | ||
10540 | tx_bd->bd_flags.as_bitfield |= ETH_TX_BD_FLAGS_SW_LSO; | |
10541 | ||
755735eb EG |
10542 | if (unlikely(skb_headlen(skb) > hlen)) |
10543 | bd_prod = bnx2x_tx_split(bp, fp, &tx_bd, hlen, | |
10544 | bd_prod, ++nbd); | |
a2fbb9ea ET |
10545 | |
10546 | pbd->lso_mss = cpu_to_le16(skb_shinfo(skb)->gso_size); | |
10547 | pbd->tcp_send_seq = swab32(tcp_hdr(skb)->seq); | |
755735eb EG |
10548 | pbd->tcp_flags = pbd_tcp_flags(skb); |
10549 | ||
10550 | if (xmit_type & XMIT_GSO_V4) { | |
10551 | pbd->ip_id = swab16(ip_hdr(skb)->id); | |
10552 | pbd->tcp_pseudo_csum = | |
a2fbb9ea ET |
10553 | swab16(~csum_tcpudp_magic(ip_hdr(skb)->saddr, |
10554 | ip_hdr(skb)->daddr, | |
10555 | 0, IPPROTO_TCP, 0)); | |
755735eb EG |
10556 | |
10557 | } else | |
10558 | pbd->tcp_pseudo_csum = | |
10559 | swab16(~csum_ipv6_magic(&ipv6_hdr(skb)->saddr, | |
10560 | &ipv6_hdr(skb)->daddr, | |
10561 | 0, IPPROTO_TCP, 0)); | |
10562 | ||
a2fbb9ea ET |
10563 | pbd->global_data |= ETH_TX_PARSE_BD_PSEUDO_CS_WITHOUT_LEN; |
10564 | } | |
10565 | ||
755735eb EG |
10566 | for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) { |
10567 | skb_frag_t *frag = &skb_shinfo(skb)->frags[i]; | |
a2fbb9ea | 10568 | |
755735eb EG |
10569 | bd_prod = TX_BD(NEXT_TX_IDX(bd_prod)); |
10570 | tx_bd = &fp->tx_desc_ring[bd_prod]; | |
a2fbb9ea | 10571 | |
755735eb EG |
10572 | mapping = pci_map_page(bp->pdev, frag->page, frag->page_offset, |
10573 | frag->size, PCI_DMA_TODEVICE); | |
a2fbb9ea | 10574 | |
755735eb EG |
10575 | tx_bd->addr_hi = cpu_to_le32(U64_HI(mapping)); |
10576 | tx_bd->addr_lo = cpu_to_le32(U64_LO(mapping)); | |
10577 | tx_bd->nbytes = cpu_to_le16(frag->size); | |
10578 | tx_bd->vlan = cpu_to_le16(pkt_prod); | |
10579 | tx_bd->bd_flags.as_bitfield = 0; | |
a2fbb9ea | 10580 | |
755735eb EG |
10581 | DP(NETIF_MSG_TX_QUEUED, |
10582 | "frag %d bd @%p addr (%x:%x) nbytes %d flags %x\n", | |
10583 | i, tx_bd, tx_bd->addr_hi, tx_bd->addr_lo, | |
10584 | le16_to_cpu(tx_bd->nbytes), tx_bd->bd_flags.as_bitfield); | |
a2fbb9ea ET |
10585 | } |
10586 | ||
755735eb | 10587 | /* now at last mark the BD as the last BD */ |
a2fbb9ea ET |
10588 | tx_bd->bd_flags.as_bitfield |= ETH_TX_BD_FLAGS_END_BD; |
10589 | ||
10590 | DP(NETIF_MSG_TX_QUEUED, "last bd @%p flags %x\n", | |
10591 | tx_bd, tx_bd->bd_flags.as_bitfield); | |
10592 | ||
a2fbb9ea ET |
10593 | bd_prod = TX_BD(NEXT_TX_IDX(bd_prod)); |
10594 | ||
755735eb | 10595 | /* now send a tx doorbell, counting the next BD |
a2fbb9ea ET |
10596 | * if the packet contains or ends with it |
10597 | */ | |
10598 | if (TX_BD_POFF(bd_prod) < nbd) | |
10599 | nbd++; | |
10600 | ||
10601 | if (pbd) | |
10602 | DP(NETIF_MSG_TX_QUEUED, | |
10603 | "PBD @%p ip_data %x ip_hlen %u ip_id %u lso_mss %u" | |
10604 | " tcp_flags %x xsum %x seq %u hlen %u\n", | |
10605 | pbd, pbd->global_data, pbd->ip_hlen, pbd->ip_id, | |
10606 | pbd->lso_mss, pbd->tcp_flags, pbd->tcp_pseudo_csum, | |
755735eb | 10607 | pbd->tcp_send_seq, le16_to_cpu(pbd->total_hlen)); |
a2fbb9ea | 10608 | |
755735eb | 10609 | DP(NETIF_MSG_TX_QUEUED, "doorbell: nbd %d bd %u\n", nbd, bd_prod); |
a2fbb9ea | 10610 | |
58f4c4cf EG |
10611 | /* |
10612 | * Make sure that the BD data is updated before updating the producer | |
10613 | * since FW might read the BD right after the producer is updated. | |
10614 | * This is only applicable for weak-ordered memory model archs such | |
10615 | * as IA-64. The following barrier is also mandatory since FW will | |
10616 | * assumes packets must have BDs. | |
10617 | */ | |
10618 | wmb(); | |
10619 | ||
4781bfad | 10620 | le16_add_cpu(&fp->hw_tx_prods->bds_prod, nbd); |
a2fbb9ea | 10621 | mb(); /* FW restriction: must not reorder writing nbd and packets */ |
4781bfad | 10622 | le32_add_cpu(&fp->hw_tx_prods->packets_prod, 1); |
0626b899 | 10623 | DOORBELL(bp, fp->index, 0); |
a2fbb9ea ET |
10624 | |
10625 | mmiowb(); | |
10626 | ||
755735eb | 10627 | fp->tx_bd_prod += nbd; |
a2fbb9ea ET |
10628 | |
10629 | if (unlikely(bnx2x_tx_avail(fp) < MAX_SKB_FRAGS + 3)) { | |
58f4c4cf EG |
10630 | /* We want bnx2x_tx_int to "see" the updated tx_bd_prod |
10631 | if we put Tx into XOFF state. */ | |
10632 | smp_mb(); | |
555f6c78 | 10633 | netif_tx_stop_queue(txq); |
de832a55 | 10634 | fp->eth_q_stats.driver_xoff++; |
a2fbb9ea | 10635 | if (bnx2x_tx_avail(fp) >= MAX_SKB_FRAGS + 3) |
555f6c78 | 10636 | netif_tx_wake_queue(txq); |
a2fbb9ea ET |
10637 | } |
10638 | fp->tx_pkt++; | |
10639 | ||
10640 | return NETDEV_TX_OK; | |
10641 | } | |
10642 | ||
bb2a0f7a | 10643 | /* called with rtnl_lock */ |
a2fbb9ea ET |
10644 | static int bnx2x_open(struct net_device *dev) |
10645 | { | |
10646 | struct bnx2x *bp = netdev_priv(dev); | |
10647 | ||
6eccabb3 EG |
10648 | netif_carrier_off(dev); |
10649 | ||
a2fbb9ea ET |
10650 | bnx2x_set_power_state(bp, PCI_D0); |
10651 | ||
bb2a0f7a | 10652 | return bnx2x_nic_load(bp, LOAD_OPEN); |
a2fbb9ea ET |
10653 | } |
10654 | ||
bb2a0f7a | 10655 | /* called with rtnl_lock */ |
a2fbb9ea ET |
10656 | static int bnx2x_close(struct net_device *dev) |
10657 | { | |
a2fbb9ea ET |
10658 | struct bnx2x *bp = netdev_priv(dev); |
10659 | ||
10660 | /* Unload the driver, release IRQs */ | |
bb2a0f7a YG |
10661 | bnx2x_nic_unload(bp, UNLOAD_CLOSE); |
10662 | if (atomic_read(&bp->pdev->enable_cnt) == 1) | |
10663 | if (!CHIP_REV_IS_SLOW(bp)) | |
10664 | bnx2x_set_power_state(bp, PCI_D3hot); | |
a2fbb9ea ET |
10665 | |
10666 | return 0; | |
10667 | } | |
10668 | ||
f5372251 | 10669 | /* called with netif_tx_lock from dev_mcast.c */ |
34f80b04 EG |
10670 | static void bnx2x_set_rx_mode(struct net_device *dev) |
10671 | { | |
10672 | struct bnx2x *bp = netdev_priv(dev); | |
10673 | u32 rx_mode = BNX2X_RX_MODE_NORMAL; | |
10674 | int port = BP_PORT(bp); | |
10675 | ||
10676 | if (bp->state != BNX2X_STATE_OPEN) { | |
10677 | DP(NETIF_MSG_IFUP, "state is %x, returning\n", bp->state); | |
10678 | return; | |
10679 | } | |
10680 | ||
10681 | DP(NETIF_MSG_IFUP, "dev->flags = %x\n", dev->flags); | |
10682 | ||
10683 | if (dev->flags & IFF_PROMISC) | |
10684 | rx_mode = BNX2X_RX_MODE_PROMISC; | |
10685 | ||
10686 | else if ((dev->flags & IFF_ALLMULTI) || | |
10687 | ((dev->mc_count > BNX2X_MAX_MULTICAST) && CHIP_IS_E1(bp))) | |
10688 | rx_mode = BNX2X_RX_MODE_ALLMULTI; | |
10689 | ||
10690 | else { /* some multicasts */ | |
10691 | if (CHIP_IS_E1(bp)) { | |
10692 | int i, old, offset; | |
10693 | struct dev_mc_list *mclist; | |
10694 | struct mac_configuration_cmd *config = | |
10695 | bnx2x_sp(bp, mcast_config); | |
10696 | ||
10697 | for (i = 0, mclist = dev->mc_list; | |
10698 | mclist && (i < dev->mc_count); | |
10699 | i++, mclist = mclist->next) { | |
10700 | ||
10701 | config->config_table[i]. | |
10702 | cam_entry.msb_mac_addr = | |
10703 | swab16(*(u16 *)&mclist->dmi_addr[0]); | |
10704 | config->config_table[i]. | |
10705 | cam_entry.middle_mac_addr = | |
10706 | swab16(*(u16 *)&mclist->dmi_addr[2]); | |
10707 | config->config_table[i]. | |
10708 | cam_entry.lsb_mac_addr = | |
10709 | swab16(*(u16 *)&mclist->dmi_addr[4]); | |
10710 | config->config_table[i].cam_entry.flags = | |
10711 | cpu_to_le16(port); | |
10712 | config->config_table[i]. | |
10713 | target_table_entry.flags = 0; | |
10714 | config->config_table[i]. | |
10715 | target_table_entry.client_id = 0; | |
10716 | config->config_table[i]. | |
10717 | target_table_entry.vlan_id = 0; | |
10718 | ||
10719 | DP(NETIF_MSG_IFUP, | |
10720 | "setting MCAST[%d] (%04x:%04x:%04x)\n", i, | |
10721 | config->config_table[i]. | |
10722 | cam_entry.msb_mac_addr, | |
10723 | config->config_table[i]. | |
10724 | cam_entry.middle_mac_addr, | |
10725 | config->config_table[i]. | |
10726 | cam_entry.lsb_mac_addr); | |
10727 | } | |
8d9c5f34 | 10728 | old = config->hdr.length; |
34f80b04 EG |
10729 | if (old > i) { |
10730 | for (; i < old; i++) { | |
10731 | if (CAM_IS_INVALID(config-> | |
10732 | config_table[i])) { | |
af246401 | 10733 | /* already invalidated */ |
34f80b04 EG |
10734 | break; |
10735 | } | |
10736 | /* invalidate */ | |
10737 | CAM_INVALIDATE(config-> | |
10738 | config_table[i]); | |
10739 | } | |
10740 | } | |
10741 | ||
10742 | if (CHIP_REV_IS_SLOW(bp)) | |
10743 | offset = BNX2X_MAX_EMUL_MULTI*(1 + port); | |
10744 | else | |
10745 | offset = BNX2X_MAX_MULTICAST*(1 + port); | |
10746 | ||
8d9c5f34 | 10747 | config->hdr.length = i; |
34f80b04 | 10748 | config->hdr.offset = offset; |
8d9c5f34 | 10749 | config->hdr.client_id = bp->fp->cl_id; |
34f80b04 EG |
10750 | config->hdr.reserved1 = 0; |
10751 | ||
10752 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_SET_MAC, 0, | |
10753 | U64_HI(bnx2x_sp_mapping(bp, mcast_config)), | |
10754 | U64_LO(bnx2x_sp_mapping(bp, mcast_config)), | |
10755 | 0); | |
10756 | } else { /* E1H */ | |
10757 | /* Accept one or more multicasts */ | |
10758 | struct dev_mc_list *mclist; | |
10759 | u32 mc_filter[MC_HASH_SIZE]; | |
10760 | u32 crc, bit, regidx; | |
10761 | int i; | |
10762 | ||
10763 | memset(mc_filter, 0, 4 * MC_HASH_SIZE); | |
10764 | ||
10765 | for (i = 0, mclist = dev->mc_list; | |
10766 | mclist && (i < dev->mc_count); | |
10767 | i++, mclist = mclist->next) { | |
10768 | ||
7c510e4b JB |
10769 | DP(NETIF_MSG_IFUP, "Adding mcast MAC: %pM\n", |
10770 | mclist->dmi_addr); | |
34f80b04 EG |
10771 | |
10772 | crc = crc32c_le(0, mclist->dmi_addr, ETH_ALEN); | |
10773 | bit = (crc >> 24) & 0xff; | |
10774 | regidx = bit >> 5; | |
10775 | bit &= 0x1f; | |
10776 | mc_filter[regidx] |= (1 << bit); | |
10777 | } | |
10778 | ||
10779 | for (i = 0; i < MC_HASH_SIZE; i++) | |
10780 | REG_WR(bp, MC_HASH_OFFSET(bp, i), | |
10781 | mc_filter[i]); | |
10782 | } | |
10783 | } | |
10784 | ||
10785 | bp->rx_mode = rx_mode; | |
10786 | bnx2x_set_storm_rx_mode(bp); | |
10787 | } | |
10788 | ||
10789 | /* called with rtnl_lock */ | |
a2fbb9ea ET |
10790 | static int bnx2x_change_mac_addr(struct net_device *dev, void *p) |
10791 | { | |
10792 | struct sockaddr *addr = p; | |
10793 | struct bnx2x *bp = netdev_priv(dev); | |
10794 | ||
34f80b04 | 10795 | if (!is_valid_ether_addr((u8 *)(addr->sa_data))) |
a2fbb9ea ET |
10796 | return -EINVAL; |
10797 | ||
10798 | memcpy(dev->dev_addr, addr->sa_data, dev->addr_len); | |
34f80b04 EG |
10799 | if (netif_running(dev)) { |
10800 | if (CHIP_IS_E1(bp)) | |
3101c2bc | 10801 | bnx2x_set_mac_addr_e1(bp, 1); |
34f80b04 | 10802 | else |
3101c2bc | 10803 | bnx2x_set_mac_addr_e1h(bp, 1); |
34f80b04 | 10804 | } |
a2fbb9ea ET |
10805 | |
10806 | return 0; | |
10807 | } | |
10808 | ||
c18487ee | 10809 | /* called with rtnl_lock */ |
a2fbb9ea ET |
10810 | static int bnx2x_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) |
10811 | { | |
10812 | struct mii_ioctl_data *data = if_mii(ifr); | |
10813 | struct bnx2x *bp = netdev_priv(dev); | |
3196a88a | 10814 | int port = BP_PORT(bp); |
a2fbb9ea ET |
10815 | int err; |
10816 | ||
10817 | switch (cmd) { | |
10818 | case SIOCGMIIPHY: | |
34f80b04 | 10819 | data->phy_id = bp->port.phy_addr; |
a2fbb9ea | 10820 | |
c14423fe | 10821 | /* fallthrough */ |
c18487ee | 10822 | |
a2fbb9ea | 10823 | case SIOCGMIIREG: { |
c18487ee | 10824 | u16 mii_regval; |
a2fbb9ea | 10825 | |
c18487ee YR |
10826 | if (!netif_running(dev)) |
10827 | return -EAGAIN; | |
a2fbb9ea | 10828 | |
34f80b04 | 10829 | mutex_lock(&bp->port.phy_mutex); |
3196a88a | 10830 | err = bnx2x_cl45_read(bp, port, 0, bp->port.phy_addr, |
c18487ee YR |
10831 | DEFAULT_PHY_DEV_ADDR, |
10832 | (data->reg_num & 0x1f), &mii_regval); | |
10833 | data->val_out = mii_regval; | |
34f80b04 | 10834 | mutex_unlock(&bp->port.phy_mutex); |
a2fbb9ea ET |
10835 | return err; |
10836 | } | |
10837 | ||
10838 | case SIOCSMIIREG: | |
10839 | if (!capable(CAP_NET_ADMIN)) | |
10840 | return -EPERM; | |
10841 | ||
c18487ee YR |
10842 | if (!netif_running(dev)) |
10843 | return -EAGAIN; | |
10844 | ||
34f80b04 | 10845 | mutex_lock(&bp->port.phy_mutex); |
3196a88a | 10846 | err = bnx2x_cl45_write(bp, port, 0, bp->port.phy_addr, |
c18487ee YR |
10847 | DEFAULT_PHY_DEV_ADDR, |
10848 | (data->reg_num & 0x1f), data->val_in); | |
34f80b04 | 10849 | mutex_unlock(&bp->port.phy_mutex); |
a2fbb9ea ET |
10850 | return err; |
10851 | ||
10852 | default: | |
10853 | /* do nothing */ | |
10854 | break; | |
10855 | } | |
10856 | ||
10857 | return -EOPNOTSUPP; | |
10858 | } | |
10859 | ||
34f80b04 | 10860 | /* called with rtnl_lock */ |
a2fbb9ea ET |
10861 | static int bnx2x_change_mtu(struct net_device *dev, int new_mtu) |
10862 | { | |
10863 | struct bnx2x *bp = netdev_priv(dev); | |
34f80b04 | 10864 | int rc = 0; |
a2fbb9ea ET |
10865 | |
10866 | if ((new_mtu > ETH_MAX_JUMBO_PACKET_SIZE) || | |
10867 | ((new_mtu + ETH_HLEN) < ETH_MIN_PACKET_SIZE)) | |
10868 | return -EINVAL; | |
10869 | ||
10870 | /* This does not race with packet allocation | |
c14423fe | 10871 | * because the actual alloc size is |
a2fbb9ea ET |
10872 | * only updated as part of load |
10873 | */ | |
10874 | dev->mtu = new_mtu; | |
10875 | ||
10876 | if (netif_running(dev)) { | |
34f80b04 EG |
10877 | bnx2x_nic_unload(bp, UNLOAD_NORMAL); |
10878 | rc = bnx2x_nic_load(bp, LOAD_NORMAL); | |
a2fbb9ea | 10879 | } |
34f80b04 EG |
10880 | |
10881 | return rc; | |
a2fbb9ea ET |
10882 | } |
10883 | ||
10884 | static void bnx2x_tx_timeout(struct net_device *dev) | |
10885 | { | |
10886 | struct bnx2x *bp = netdev_priv(dev); | |
10887 | ||
10888 | #ifdef BNX2X_STOP_ON_ERROR | |
10889 | if (!bp->panic) | |
10890 | bnx2x_panic(); | |
10891 | #endif | |
10892 | /* This allows the netif to be shutdown gracefully before resetting */ | |
10893 | schedule_work(&bp->reset_task); | |
10894 | } | |
10895 | ||
10896 | #ifdef BCM_VLAN | |
34f80b04 | 10897 | /* called with rtnl_lock */ |
a2fbb9ea ET |
10898 | static void bnx2x_vlan_rx_register(struct net_device *dev, |
10899 | struct vlan_group *vlgrp) | |
10900 | { | |
10901 | struct bnx2x *bp = netdev_priv(dev); | |
10902 | ||
10903 | bp->vlgrp = vlgrp; | |
0c6671b0 EG |
10904 | |
10905 | /* Set flags according to the required capabilities */ | |
10906 | bp->flags &= ~(HW_VLAN_RX_FLAG | HW_VLAN_TX_FLAG); | |
10907 | ||
10908 | if (dev->features & NETIF_F_HW_VLAN_TX) | |
10909 | bp->flags |= HW_VLAN_TX_FLAG; | |
10910 | ||
10911 | if (dev->features & NETIF_F_HW_VLAN_RX) | |
10912 | bp->flags |= HW_VLAN_RX_FLAG; | |
10913 | ||
a2fbb9ea | 10914 | if (netif_running(dev)) |
49d66772 | 10915 | bnx2x_set_client_config(bp); |
a2fbb9ea | 10916 | } |
34f80b04 | 10917 | |
a2fbb9ea ET |
10918 | #endif |
10919 | ||
10920 | #if defined(HAVE_POLL_CONTROLLER) || defined(CONFIG_NET_POLL_CONTROLLER) | |
10921 | static void poll_bnx2x(struct net_device *dev) | |
10922 | { | |
10923 | struct bnx2x *bp = netdev_priv(dev); | |
10924 | ||
10925 | disable_irq(bp->pdev->irq); | |
10926 | bnx2x_interrupt(bp->pdev->irq, dev); | |
10927 | enable_irq(bp->pdev->irq); | |
10928 | } | |
10929 | #endif | |
10930 | ||
c64213cd SH |
10931 | static const struct net_device_ops bnx2x_netdev_ops = { |
10932 | .ndo_open = bnx2x_open, | |
10933 | .ndo_stop = bnx2x_close, | |
10934 | .ndo_start_xmit = bnx2x_start_xmit, | |
356e2385 | 10935 | .ndo_set_multicast_list = bnx2x_set_rx_mode, |
c64213cd SH |
10936 | .ndo_set_mac_address = bnx2x_change_mac_addr, |
10937 | .ndo_validate_addr = eth_validate_addr, | |
10938 | .ndo_do_ioctl = bnx2x_ioctl, | |
10939 | .ndo_change_mtu = bnx2x_change_mtu, | |
10940 | .ndo_tx_timeout = bnx2x_tx_timeout, | |
10941 | #ifdef BCM_VLAN | |
10942 | .ndo_vlan_rx_register = bnx2x_vlan_rx_register, | |
10943 | #endif | |
10944 | #if defined(HAVE_POLL_CONTROLLER) || defined(CONFIG_NET_POLL_CONTROLLER) | |
10945 | .ndo_poll_controller = poll_bnx2x, | |
10946 | #endif | |
10947 | }; | |
10948 | ||
34f80b04 EG |
10949 | static int __devinit bnx2x_init_dev(struct pci_dev *pdev, |
10950 | struct net_device *dev) | |
a2fbb9ea ET |
10951 | { |
10952 | struct bnx2x *bp; | |
10953 | int rc; | |
10954 | ||
10955 | SET_NETDEV_DEV(dev, &pdev->dev); | |
10956 | bp = netdev_priv(dev); | |
10957 | ||
34f80b04 EG |
10958 | bp->dev = dev; |
10959 | bp->pdev = pdev; | |
a2fbb9ea | 10960 | bp->flags = 0; |
34f80b04 | 10961 | bp->func = PCI_FUNC(pdev->devfn); |
a2fbb9ea ET |
10962 | |
10963 | rc = pci_enable_device(pdev); | |
10964 | if (rc) { | |
10965 | printk(KERN_ERR PFX "Cannot enable PCI device, aborting\n"); | |
10966 | goto err_out; | |
10967 | } | |
10968 | ||
10969 | if (!(pci_resource_flags(pdev, 0) & IORESOURCE_MEM)) { | |
10970 | printk(KERN_ERR PFX "Cannot find PCI device base address," | |
10971 | " aborting\n"); | |
10972 | rc = -ENODEV; | |
10973 | goto err_out_disable; | |
10974 | } | |
10975 | ||
10976 | if (!(pci_resource_flags(pdev, 2) & IORESOURCE_MEM)) { | |
10977 | printk(KERN_ERR PFX "Cannot find second PCI device" | |
10978 | " base address, aborting\n"); | |
10979 | rc = -ENODEV; | |
10980 | goto err_out_disable; | |
10981 | } | |
10982 | ||
34f80b04 EG |
10983 | if (atomic_read(&pdev->enable_cnt) == 1) { |
10984 | rc = pci_request_regions(pdev, DRV_MODULE_NAME); | |
10985 | if (rc) { | |
10986 | printk(KERN_ERR PFX "Cannot obtain PCI resources," | |
10987 | " aborting\n"); | |
10988 | goto err_out_disable; | |
10989 | } | |
a2fbb9ea | 10990 | |
34f80b04 EG |
10991 | pci_set_master(pdev); |
10992 | pci_save_state(pdev); | |
10993 | } | |
a2fbb9ea ET |
10994 | |
10995 | bp->pm_cap = pci_find_capability(pdev, PCI_CAP_ID_PM); | |
10996 | if (bp->pm_cap == 0) { | |
10997 | printk(KERN_ERR PFX "Cannot find power management" | |
10998 | " capability, aborting\n"); | |
10999 | rc = -EIO; | |
11000 | goto err_out_release; | |
11001 | } | |
11002 | ||
11003 | bp->pcie_cap = pci_find_capability(pdev, PCI_CAP_ID_EXP); | |
11004 | if (bp->pcie_cap == 0) { | |
11005 | printk(KERN_ERR PFX "Cannot find PCI Express capability," | |
11006 | " aborting\n"); | |
11007 | rc = -EIO; | |
11008 | goto err_out_release; | |
11009 | } | |
11010 | ||
6a35528a | 11011 | if (pci_set_dma_mask(pdev, DMA_BIT_MASK(64)) == 0) { |
a2fbb9ea | 11012 | bp->flags |= USING_DAC_FLAG; |
6a35528a | 11013 | if (pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(64)) != 0) { |
a2fbb9ea ET |
11014 | printk(KERN_ERR PFX "pci_set_consistent_dma_mask" |
11015 | " failed, aborting\n"); | |
11016 | rc = -EIO; | |
11017 | goto err_out_release; | |
11018 | } | |
11019 | ||
284901a9 | 11020 | } else if (pci_set_dma_mask(pdev, DMA_BIT_MASK(32)) != 0) { |
a2fbb9ea ET |
11021 | printk(KERN_ERR PFX "System does not support DMA," |
11022 | " aborting\n"); | |
11023 | rc = -EIO; | |
11024 | goto err_out_release; | |
11025 | } | |
11026 | ||
34f80b04 EG |
11027 | dev->mem_start = pci_resource_start(pdev, 0); |
11028 | dev->base_addr = dev->mem_start; | |
11029 | dev->mem_end = pci_resource_end(pdev, 0); | |
a2fbb9ea ET |
11030 | |
11031 | dev->irq = pdev->irq; | |
11032 | ||
275f165f | 11033 | bp->regview = pci_ioremap_bar(pdev, 0); |
a2fbb9ea ET |
11034 | if (!bp->regview) { |
11035 | printk(KERN_ERR PFX "Cannot map register space, aborting\n"); | |
11036 | rc = -ENOMEM; | |
11037 | goto err_out_release; | |
11038 | } | |
11039 | ||
34f80b04 EG |
11040 | bp->doorbells = ioremap_nocache(pci_resource_start(pdev, 2), |
11041 | min_t(u64, BNX2X_DB_SIZE, | |
11042 | pci_resource_len(pdev, 2))); | |
a2fbb9ea ET |
11043 | if (!bp->doorbells) { |
11044 | printk(KERN_ERR PFX "Cannot map doorbell space, aborting\n"); | |
11045 | rc = -ENOMEM; | |
11046 | goto err_out_unmap; | |
11047 | } | |
11048 | ||
11049 | bnx2x_set_power_state(bp, PCI_D0); | |
11050 | ||
34f80b04 EG |
11051 | /* clean indirect addresses */ |
11052 | pci_write_config_dword(bp->pdev, PCICFG_GRC_ADDRESS, | |
11053 | PCICFG_VENDOR_ID_OFFSET); | |
11054 | REG_WR(bp, PXP2_REG_PGL_ADDR_88_F0 + BP_PORT(bp)*16, 0); | |
11055 | REG_WR(bp, PXP2_REG_PGL_ADDR_8C_F0 + BP_PORT(bp)*16, 0); | |
11056 | REG_WR(bp, PXP2_REG_PGL_ADDR_90_F0 + BP_PORT(bp)*16, 0); | |
11057 | REG_WR(bp, PXP2_REG_PGL_ADDR_94_F0 + BP_PORT(bp)*16, 0); | |
a2fbb9ea | 11058 | |
34f80b04 | 11059 | dev->watchdog_timeo = TX_TIMEOUT; |
a2fbb9ea | 11060 | |
c64213cd | 11061 | dev->netdev_ops = &bnx2x_netdev_ops; |
34f80b04 | 11062 | dev->ethtool_ops = &bnx2x_ethtool_ops; |
34f80b04 EG |
11063 | dev->features |= NETIF_F_SG; |
11064 | dev->features |= NETIF_F_HW_CSUM; | |
11065 | if (bp->flags & USING_DAC_FLAG) | |
11066 | dev->features |= NETIF_F_HIGHDMA; | |
11067 | #ifdef BCM_VLAN | |
11068 | dev->features |= (NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_RX); | |
0c6671b0 | 11069 | bp->flags |= (HW_VLAN_RX_FLAG | HW_VLAN_TX_FLAG); |
34f80b04 EG |
11070 | #endif |
11071 | dev->features |= (NETIF_F_TSO | NETIF_F_TSO_ECN); | |
755735eb | 11072 | dev->features |= NETIF_F_TSO6; |
a2fbb9ea ET |
11073 | |
11074 | return 0; | |
11075 | ||
11076 | err_out_unmap: | |
11077 | if (bp->regview) { | |
11078 | iounmap(bp->regview); | |
11079 | bp->regview = NULL; | |
11080 | } | |
a2fbb9ea ET |
11081 | if (bp->doorbells) { |
11082 | iounmap(bp->doorbells); | |
11083 | bp->doorbells = NULL; | |
11084 | } | |
11085 | ||
11086 | err_out_release: | |
34f80b04 EG |
11087 | if (atomic_read(&pdev->enable_cnt) == 1) |
11088 | pci_release_regions(pdev); | |
a2fbb9ea ET |
11089 | |
11090 | err_out_disable: | |
11091 | pci_disable_device(pdev); | |
11092 | pci_set_drvdata(pdev, NULL); | |
11093 | ||
11094 | err_out: | |
11095 | return rc; | |
11096 | } | |
11097 | ||
25047950 ET |
11098 | static int __devinit bnx2x_get_pcie_width(struct bnx2x *bp) |
11099 | { | |
11100 | u32 val = REG_RD(bp, PCICFG_OFFSET + PCICFG_LINK_CONTROL); | |
11101 | ||
11102 | val = (val & PCICFG_LINK_WIDTH) >> PCICFG_LINK_WIDTH_SHIFT; | |
11103 | return val; | |
11104 | } | |
11105 | ||
11106 | /* return value of 1=2.5GHz 2=5GHz */ | |
11107 | static int __devinit bnx2x_get_pcie_speed(struct bnx2x *bp) | |
11108 | { | |
11109 | u32 val = REG_RD(bp, PCICFG_OFFSET + PCICFG_LINK_CONTROL); | |
11110 | ||
11111 | val = (val & PCICFG_LINK_SPEED) >> PCICFG_LINK_SPEED_SHIFT; | |
11112 | return val; | |
11113 | } | |
94a78b79 VZ |
11114 | static int __devinit bnx2x_check_firmware(struct bnx2x *bp) |
11115 | { | |
11116 | struct bnx2x_fw_file_hdr *fw_hdr; | |
11117 | struct bnx2x_fw_file_section *sections; | |
11118 | u16 *ops_offsets; | |
11119 | u32 offset, len, num_ops; | |
11120 | int i; | |
11121 | const struct firmware *firmware = bp->firmware; | |
11122 | const u8 * fw_ver; | |
11123 | ||
11124 | if (firmware->size < sizeof(struct bnx2x_fw_file_hdr)) | |
11125 | return -EINVAL; | |
11126 | ||
11127 | fw_hdr = (struct bnx2x_fw_file_hdr *)firmware->data; | |
11128 | sections = (struct bnx2x_fw_file_section *)fw_hdr; | |
11129 | ||
11130 | /* Make sure none of the offsets and sizes make us read beyond | |
11131 | * the end of the firmware data */ | |
11132 | for (i = 0; i < sizeof(*fw_hdr) / sizeof(*sections); i++) { | |
11133 | offset = be32_to_cpu(sections[i].offset); | |
11134 | len = be32_to_cpu(sections[i].len); | |
11135 | if (offset + len > firmware->size) { | |
11136 | printk(KERN_ERR PFX "Section %d length is out of bounds\n", i); | |
11137 | return -EINVAL; | |
11138 | } | |
11139 | } | |
11140 | ||
11141 | /* Likewise for the init_ops offsets */ | |
11142 | offset = be32_to_cpu(fw_hdr->init_ops_offsets.offset); | |
11143 | ops_offsets = (u16 *)(firmware->data + offset); | |
11144 | num_ops = be32_to_cpu(fw_hdr->init_ops.len) / sizeof(struct raw_op); | |
11145 | ||
11146 | for (i = 0; i < be32_to_cpu(fw_hdr->init_ops_offsets.len) / 2; i++) { | |
11147 | if (be16_to_cpu(ops_offsets[i]) > num_ops) { | |
11148 | printk(KERN_ERR PFX "Section offset %d is out of bounds\n", i); | |
11149 | return -EINVAL; | |
11150 | } | |
11151 | } | |
11152 | ||
11153 | /* Check FW version */ | |
11154 | offset = be32_to_cpu(fw_hdr->fw_version.offset); | |
11155 | fw_ver = firmware->data + offset; | |
11156 | if ((fw_ver[0] != BCM_5710_FW_MAJOR_VERSION) || | |
11157 | (fw_ver[1] != BCM_5710_FW_MINOR_VERSION) || | |
11158 | (fw_ver[2] != BCM_5710_FW_REVISION_VERSION) || | |
11159 | (fw_ver[3] != BCM_5710_FW_ENGINEERING_VERSION)) { | |
11160 | printk(KERN_ERR PFX "Bad FW version:%d.%d.%d.%d." | |
11161 | " Should be %d.%d.%d.%d\n", | |
11162 | fw_ver[0], fw_ver[1], fw_ver[2], | |
11163 | fw_ver[3], BCM_5710_FW_MAJOR_VERSION, | |
11164 | BCM_5710_FW_MINOR_VERSION, | |
11165 | BCM_5710_FW_REVISION_VERSION, | |
11166 | BCM_5710_FW_ENGINEERING_VERSION); | |
11167 | return -EINVAL; | |
11168 | } | |
11169 | ||
11170 | return 0; | |
11171 | } | |
11172 | ||
11173 | static void inline be32_to_cpu_n(const u8 *_source, u8 *_target, u32 n) | |
11174 | { | |
11175 | u32 i; | |
11176 | const __be32 *source = (const __be32*)_source; | |
11177 | u32 *target = (u32*)_target; | |
11178 | ||
11179 | for (i = 0; i < n/4; i++) | |
11180 | target[i] = be32_to_cpu(source[i]); | |
11181 | } | |
11182 | ||
11183 | /* | |
11184 | Ops array is stored in the following format: | |
11185 | {op(8bit), offset(24bit, big endian), data(32bit, big endian)} | |
11186 | */ | |
11187 | static void inline bnx2x_prep_ops(const u8 *_source, u8 *_target, u32 n) | |
11188 | { | |
11189 | u32 i, j, tmp; | |
11190 | const __be32 *source = (const __be32*)_source; | |
11191 | struct raw_op *target = (struct raw_op*)_target; | |
11192 | ||
11193 | for (i = 0, j = 0; i < n/8; i++, j+=2) { | |
11194 | tmp = be32_to_cpu(source[j]); | |
11195 | target[i].op = (tmp >> 24) & 0xff; | |
11196 | target[i].offset = tmp & 0xffffff; | |
11197 | target[i].raw_data = be32_to_cpu(source[j+1]); | |
11198 | } | |
11199 | } | |
11200 | static void inline be16_to_cpu_n(const u8 *_source, u8 *_target, u32 n) | |
11201 | { | |
11202 | u32 i; | |
11203 | u16 *target = (u16*)_target; | |
11204 | const __be16 *source = (const __be16*)_source; | |
11205 | ||
11206 | for (i = 0; i < n/2; i++) | |
11207 | target[i] = be16_to_cpu(source[i]); | |
11208 | } | |
11209 | ||
11210 | #define BNX2X_ALLOC_AND_SET(arr, lbl, func) \ | |
11211 | do { \ | |
11212 | u32 len = be32_to_cpu(fw_hdr->arr.len); \ | |
11213 | bp->arr = kmalloc(len, GFP_KERNEL); \ | |
11214 | if (!bp->arr) { \ | |
11215 | printk(KERN_ERR PFX "Failed to allocate %d bytes for "#arr"\n", len); \ | |
11216 | goto lbl; \ | |
11217 | } \ | |
11218 | func(bp->firmware->data + \ | |
11219 | be32_to_cpu(fw_hdr->arr.offset), \ | |
11220 | (u8*)bp->arr, len); \ | |
11221 | } while (0) | |
11222 | ||
11223 | ||
11224 | static int __devinit bnx2x_init_firmware(struct bnx2x *bp, struct device *dev) | |
11225 | { | |
11226 | char fw_file_name[40] = {0}; | |
11227 | int rc, offset; | |
11228 | struct bnx2x_fw_file_hdr *fw_hdr; | |
11229 | ||
11230 | /* Create a FW file name */ | |
11231 | if (CHIP_IS_E1(bp)) | |
11232 | offset = sprintf(fw_file_name, FW_FILE_PREFIX_E1); | |
11233 | else | |
11234 | offset = sprintf(fw_file_name, FW_FILE_PREFIX_E1H); | |
11235 | ||
11236 | sprintf(fw_file_name + offset, "%d.%d.%d.%d.fw", | |
11237 | BCM_5710_FW_MAJOR_VERSION, | |
11238 | BCM_5710_FW_MINOR_VERSION, | |
11239 | BCM_5710_FW_REVISION_VERSION, | |
11240 | BCM_5710_FW_ENGINEERING_VERSION); | |
11241 | ||
11242 | printk(KERN_INFO PFX "Loading %s\n", fw_file_name); | |
11243 | ||
11244 | rc = request_firmware(&bp->firmware, fw_file_name, dev); | |
11245 | if (rc) { | |
11246 | printk(KERN_ERR PFX "Can't load firmware file %s\n", fw_file_name); | |
11247 | goto request_firmware_exit; | |
11248 | } | |
11249 | ||
11250 | rc = bnx2x_check_firmware(bp); | |
11251 | if (rc) { | |
11252 | printk(KERN_ERR PFX "Corrupt firmware file %s\n", fw_file_name); | |
11253 | goto request_firmware_exit; | |
11254 | } | |
11255 | ||
11256 | fw_hdr = (struct bnx2x_fw_file_hdr *)bp->firmware->data; | |
11257 | ||
11258 | /* Initialize the pointers to the init arrays */ | |
11259 | /* Blob */ | |
11260 | BNX2X_ALLOC_AND_SET(init_data, request_firmware_exit, be32_to_cpu_n); | |
11261 | ||
11262 | /* Opcodes */ | |
11263 | BNX2X_ALLOC_AND_SET(init_ops, init_ops_alloc_err, bnx2x_prep_ops); | |
11264 | ||
11265 | /* Offsets */ | |
11266 | BNX2X_ALLOC_AND_SET(init_ops_offsets, init_offsets_alloc_err, be16_to_cpu_n); | |
11267 | ||
11268 | /* STORMs firmware */ | |
11269 | bp->tsem_int_table_data = bp->firmware->data + | |
11270 | be32_to_cpu(fw_hdr->tsem_int_table_data.offset); | |
11271 | bp->tsem_pram_data = bp->firmware->data + | |
11272 | be32_to_cpu(fw_hdr->tsem_pram_data.offset); | |
11273 | bp->usem_int_table_data = bp->firmware->data + | |
11274 | be32_to_cpu(fw_hdr->usem_int_table_data.offset); | |
11275 | bp->usem_pram_data = bp->firmware->data + | |
11276 | be32_to_cpu(fw_hdr->usem_pram_data.offset); | |
11277 | bp->xsem_int_table_data = bp->firmware->data + | |
11278 | be32_to_cpu(fw_hdr->xsem_int_table_data.offset); | |
11279 | bp->xsem_pram_data = bp->firmware->data + | |
11280 | be32_to_cpu(fw_hdr->xsem_pram_data.offset); | |
11281 | bp->csem_int_table_data = bp->firmware->data + | |
11282 | be32_to_cpu(fw_hdr->csem_int_table_data.offset); | |
11283 | bp->csem_pram_data = bp->firmware->data + | |
11284 | be32_to_cpu(fw_hdr->csem_pram_data.offset); | |
11285 | ||
11286 | return 0; | |
11287 | init_offsets_alloc_err: | |
11288 | kfree(bp->init_ops); | |
11289 | init_ops_alloc_err: | |
11290 | kfree(bp->init_data); | |
11291 | request_firmware_exit: | |
11292 | release_firmware(bp->firmware); | |
11293 | ||
11294 | return rc; | |
11295 | } | |
11296 | ||
11297 | ||
25047950 | 11298 | |
a2fbb9ea ET |
11299 | static int __devinit bnx2x_init_one(struct pci_dev *pdev, |
11300 | const struct pci_device_id *ent) | |
11301 | { | |
11302 | static int version_printed; | |
11303 | struct net_device *dev = NULL; | |
11304 | struct bnx2x *bp; | |
25047950 | 11305 | int rc; |
a2fbb9ea ET |
11306 | |
11307 | if (version_printed++ == 0) | |
11308 | printk(KERN_INFO "%s", version); | |
11309 | ||
11310 | /* dev zeroed in init_etherdev */ | |
555f6c78 | 11311 | dev = alloc_etherdev_mq(sizeof(*bp), MAX_CONTEXT); |
34f80b04 EG |
11312 | if (!dev) { |
11313 | printk(KERN_ERR PFX "Cannot allocate net device\n"); | |
a2fbb9ea | 11314 | return -ENOMEM; |
34f80b04 | 11315 | } |
a2fbb9ea | 11316 | |
a2fbb9ea ET |
11317 | bp = netdev_priv(dev); |
11318 | bp->msglevel = debug; | |
11319 | ||
34f80b04 | 11320 | rc = bnx2x_init_dev(pdev, dev); |
a2fbb9ea ET |
11321 | if (rc < 0) { |
11322 | free_netdev(dev); | |
11323 | return rc; | |
11324 | } | |
11325 | ||
a2fbb9ea ET |
11326 | pci_set_drvdata(pdev, dev); |
11327 | ||
34f80b04 | 11328 | rc = bnx2x_init_bp(bp); |
693fc0d1 EG |
11329 | if (rc) |
11330 | goto init_one_exit; | |
11331 | ||
94a78b79 VZ |
11332 | /* Set init arrays */ |
11333 | rc = bnx2x_init_firmware(bp, &pdev->dev); | |
11334 | if (rc) { | |
11335 | printk(KERN_ERR PFX "Error loading firmware\n"); | |
11336 | goto init_one_exit; | |
11337 | } | |
11338 | ||
693fc0d1 | 11339 | rc = register_netdev(dev); |
34f80b04 | 11340 | if (rc) { |
693fc0d1 | 11341 | dev_err(&pdev->dev, "Cannot register net device\n"); |
34f80b04 EG |
11342 | goto init_one_exit; |
11343 | } | |
11344 | ||
25047950 | 11345 | printk(KERN_INFO "%s: %s (%c%d) PCI-E x%d %s found at mem %lx," |
87942b46 | 11346 | " IRQ %d, ", dev->name, board_info[ent->driver_data].name, |
34f80b04 | 11347 | (CHIP_REV(bp) >> 12) + 'A', (CHIP_METAL(bp) >> 4), |
25047950 ET |
11348 | bnx2x_get_pcie_width(bp), |
11349 | (bnx2x_get_pcie_speed(bp) == 2) ? "5GHz (Gen2)" : "2.5GHz", | |
11350 | dev->base_addr, bp->pdev->irq); | |
e174961c | 11351 | printk(KERN_CONT "node addr %pM\n", dev->dev_addr); |
c016201c | 11352 | |
a2fbb9ea | 11353 | return 0; |
34f80b04 EG |
11354 | |
11355 | init_one_exit: | |
11356 | if (bp->regview) | |
11357 | iounmap(bp->regview); | |
11358 | ||
11359 | if (bp->doorbells) | |
11360 | iounmap(bp->doorbells); | |
11361 | ||
11362 | free_netdev(dev); | |
11363 | ||
11364 | if (atomic_read(&pdev->enable_cnt) == 1) | |
11365 | pci_release_regions(pdev); | |
11366 | ||
11367 | pci_disable_device(pdev); | |
11368 | pci_set_drvdata(pdev, NULL); | |
11369 | ||
11370 | return rc; | |
a2fbb9ea ET |
11371 | } |
11372 | ||
11373 | static void __devexit bnx2x_remove_one(struct pci_dev *pdev) | |
11374 | { | |
11375 | struct net_device *dev = pci_get_drvdata(pdev); | |
228241eb ET |
11376 | struct bnx2x *bp; |
11377 | ||
11378 | if (!dev) { | |
228241eb ET |
11379 | printk(KERN_ERR PFX "BAD net device from bnx2x_init_one\n"); |
11380 | return; | |
11381 | } | |
228241eb | 11382 | bp = netdev_priv(dev); |
a2fbb9ea | 11383 | |
a2fbb9ea ET |
11384 | unregister_netdev(dev); |
11385 | ||
94a78b79 VZ |
11386 | kfree(bp->init_ops_offsets); |
11387 | kfree(bp->init_ops); | |
11388 | kfree(bp->init_data); | |
11389 | release_firmware(bp->firmware); | |
11390 | ||
a2fbb9ea ET |
11391 | if (bp->regview) |
11392 | iounmap(bp->regview); | |
11393 | ||
11394 | if (bp->doorbells) | |
11395 | iounmap(bp->doorbells); | |
11396 | ||
11397 | free_netdev(dev); | |
34f80b04 EG |
11398 | |
11399 | if (atomic_read(&pdev->enable_cnt) == 1) | |
11400 | pci_release_regions(pdev); | |
11401 | ||
a2fbb9ea ET |
11402 | pci_disable_device(pdev); |
11403 | pci_set_drvdata(pdev, NULL); | |
11404 | } | |
11405 | ||
11406 | static int bnx2x_suspend(struct pci_dev *pdev, pm_message_t state) | |
11407 | { | |
11408 | struct net_device *dev = pci_get_drvdata(pdev); | |
228241eb ET |
11409 | struct bnx2x *bp; |
11410 | ||
34f80b04 EG |
11411 | if (!dev) { |
11412 | printk(KERN_ERR PFX "BAD net device from bnx2x_init_one\n"); | |
11413 | return -ENODEV; | |
11414 | } | |
11415 | bp = netdev_priv(dev); | |
a2fbb9ea | 11416 | |
34f80b04 | 11417 | rtnl_lock(); |
a2fbb9ea | 11418 | |
34f80b04 | 11419 | pci_save_state(pdev); |
228241eb | 11420 | |
34f80b04 EG |
11421 | if (!netif_running(dev)) { |
11422 | rtnl_unlock(); | |
11423 | return 0; | |
11424 | } | |
a2fbb9ea ET |
11425 | |
11426 | netif_device_detach(dev); | |
a2fbb9ea | 11427 | |
da5a662a | 11428 | bnx2x_nic_unload(bp, UNLOAD_CLOSE); |
34f80b04 | 11429 | |
a2fbb9ea | 11430 | bnx2x_set_power_state(bp, pci_choose_state(pdev, state)); |
228241eb | 11431 | |
34f80b04 EG |
11432 | rtnl_unlock(); |
11433 | ||
a2fbb9ea ET |
11434 | return 0; |
11435 | } | |
11436 | ||
11437 | static int bnx2x_resume(struct pci_dev *pdev) | |
11438 | { | |
11439 | struct net_device *dev = pci_get_drvdata(pdev); | |
228241eb | 11440 | struct bnx2x *bp; |
a2fbb9ea ET |
11441 | int rc; |
11442 | ||
228241eb ET |
11443 | if (!dev) { |
11444 | printk(KERN_ERR PFX "BAD net device from bnx2x_init_one\n"); | |
11445 | return -ENODEV; | |
11446 | } | |
228241eb | 11447 | bp = netdev_priv(dev); |
a2fbb9ea | 11448 | |
34f80b04 EG |
11449 | rtnl_lock(); |
11450 | ||
228241eb | 11451 | pci_restore_state(pdev); |
34f80b04 EG |
11452 | |
11453 | if (!netif_running(dev)) { | |
11454 | rtnl_unlock(); | |
11455 | return 0; | |
11456 | } | |
11457 | ||
a2fbb9ea ET |
11458 | bnx2x_set_power_state(bp, PCI_D0); |
11459 | netif_device_attach(dev); | |
11460 | ||
da5a662a | 11461 | rc = bnx2x_nic_load(bp, LOAD_OPEN); |
a2fbb9ea | 11462 | |
34f80b04 EG |
11463 | rtnl_unlock(); |
11464 | ||
11465 | return rc; | |
a2fbb9ea ET |
11466 | } |
11467 | ||
f8ef6e44 YG |
11468 | static int bnx2x_eeh_nic_unload(struct bnx2x *bp) |
11469 | { | |
11470 | int i; | |
11471 | ||
11472 | bp->state = BNX2X_STATE_ERROR; | |
11473 | ||
11474 | bp->rx_mode = BNX2X_RX_MODE_NONE; | |
11475 | ||
11476 | bnx2x_netif_stop(bp, 0); | |
11477 | ||
11478 | del_timer_sync(&bp->timer); | |
11479 | bp->stats_state = STATS_STATE_DISABLED; | |
11480 | DP(BNX2X_MSG_STATS, "stats_state - DISABLED\n"); | |
11481 | ||
11482 | /* Release IRQs */ | |
11483 | bnx2x_free_irq(bp); | |
11484 | ||
11485 | if (CHIP_IS_E1(bp)) { | |
11486 | struct mac_configuration_cmd *config = | |
11487 | bnx2x_sp(bp, mcast_config); | |
11488 | ||
8d9c5f34 | 11489 | for (i = 0; i < config->hdr.length; i++) |
f8ef6e44 YG |
11490 | CAM_INVALIDATE(config->config_table[i]); |
11491 | } | |
11492 | ||
11493 | /* Free SKBs, SGEs, TPA pool and driver internals */ | |
11494 | bnx2x_free_skbs(bp); | |
555f6c78 | 11495 | for_each_rx_queue(bp, i) |
f8ef6e44 | 11496 | bnx2x_free_rx_sge_range(bp, bp->fp + i, NUM_RX_SGE); |
555f6c78 | 11497 | for_each_rx_queue(bp, i) |
7cde1c8b | 11498 | netif_napi_del(&bnx2x_fp(bp, i, napi)); |
f8ef6e44 YG |
11499 | bnx2x_free_mem(bp); |
11500 | ||
11501 | bp->state = BNX2X_STATE_CLOSED; | |
11502 | ||
11503 | netif_carrier_off(bp->dev); | |
11504 | ||
11505 | return 0; | |
11506 | } | |
11507 | ||
11508 | static void bnx2x_eeh_recover(struct bnx2x *bp) | |
11509 | { | |
11510 | u32 val; | |
11511 | ||
11512 | mutex_init(&bp->port.phy_mutex); | |
11513 | ||
11514 | bp->common.shmem_base = REG_RD(bp, MISC_REG_SHARED_MEM_ADDR); | |
11515 | bp->link_params.shmem_base = bp->common.shmem_base; | |
11516 | BNX2X_DEV_INFO("shmem offset is 0x%x\n", bp->common.shmem_base); | |
11517 | ||
11518 | if (!bp->common.shmem_base || | |
11519 | (bp->common.shmem_base < 0xA0000) || | |
11520 | (bp->common.shmem_base >= 0xC0000)) { | |
11521 | BNX2X_DEV_INFO("MCP not active\n"); | |
11522 | bp->flags |= NO_MCP_FLAG; | |
11523 | return; | |
11524 | } | |
11525 | ||
11526 | val = SHMEM_RD(bp, validity_map[BP_PORT(bp)]); | |
11527 | if ((val & (SHR_MEM_VALIDITY_DEV_INFO | SHR_MEM_VALIDITY_MB)) | |
11528 | != (SHR_MEM_VALIDITY_DEV_INFO | SHR_MEM_VALIDITY_MB)) | |
11529 | BNX2X_ERR("BAD MCP validity signature\n"); | |
11530 | ||
11531 | if (!BP_NOMCP(bp)) { | |
11532 | bp->fw_seq = (SHMEM_RD(bp, func_mb[BP_FUNC(bp)].drv_mb_header) | |
11533 | & DRV_MSG_SEQ_NUMBER_MASK); | |
11534 | BNX2X_DEV_INFO("fw_seq 0x%08x\n", bp->fw_seq); | |
11535 | } | |
11536 | } | |
11537 | ||
493adb1f WX |
11538 | /** |
11539 | * bnx2x_io_error_detected - called when PCI error is detected | |
11540 | * @pdev: Pointer to PCI device | |
11541 | * @state: The current pci connection state | |
11542 | * | |
11543 | * This function is called after a PCI bus error affecting | |
11544 | * this device has been detected. | |
11545 | */ | |
11546 | static pci_ers_result_t bnx2x_io_error_detected(struct pci_dev *pdev, | |
11547 | pci_channel_state_t state) | |
11548 | { | |
11549 | struct net_device *dev = pci_get_drvdata(pdev); | |
11550 | struct bnx2x *bp = netdev_priv(dev); | |
11551 | ||
11552 | rtnl_lock(); | |
11553 | ||
11554 | netif_device_detach(dev); | |
11555 | ||
11556 | if (netif_running(dev)) | |
f8ef6e44 | 11557 | bnx2x_eeh_nic_unload(bp); |
493adb1f WX |
11558 | |
11559 | pci_disable_device(pdev); | |
11560 | ||
11561 | rtnl_unlock(); | |
11562 | ||
11563 | /* Request a slot reset */ | |
11564 | return PCI_ERS_RESULT_NEED_RESET; | |
11565 | } | |
11566 | ||
11567 | /** | |
11568 | * bnx2x_io_slot_reset - called after the PCI bus has been reset | |
11569 | * @pdev: Pointer to PCI device | |
11570 | * | |
11571 | * Restart the card from scratch, as if from a cold-boot. | |
11572 | */ | |
11573 | static pci_ers_result_t bnx2x_io_slot_reset(struct pci_dev *pdev) | |
11574 | { | |
11575 | struct net_device *dev = pci_get_drvdata(pdev); | |
11576 | struct bnx2x *bp = netdev_priv(dev); | |
11577 | ||
11578 | rtnl_lock(); | |
11579 | ||
11580 | if (pci_enable_device(pdev)) { | |
11581 | dev_err(&pdev->dev, | |
11582 | "Cannot re-enable PCI device after reset\n"); | |
11583 | rtnl_unlock(); | |
11584 | return PCI_ERS_RESULT_DISCONNECT; | |
11585 | } | |
11586 | ||
11587 | pci_set_master(pdev); | |
11588 | pci_restore_state(pdev); | |
11589 | ||
11590 | if (netif_running(dev)) | |
11591 | bnx2x_set_power_state(bp, PCI_D0); | |
11592 | ||
11593 | rtnl_unlock(); | |
11594 | ||
11595 | return PCI_ERS_RESULT_RECOVERED; | |
11596 | } | |
11597 | ||
11598 | /** | |
11599 | * bnx2x_io_resume - called when traffic can start flowing again | |
11600 | * @pdev: Pointer to PCI device | |
11601 | * | |
11602 | * This callback is called when the error recovery driver tells us that | |
11603 | * its OK to resume normal operation. | |
11604 | */ | |
11605 | static void bnx2x_io_resume(struct pci_dev *pdev) | |
11606 | { | |
11607 | struct net_device *dev = pci_get_drvdata(pdev); | |
11608 | struct bnx2x *bp = netdev_priv(dev); | |
11609 | ||
11610 | rtnl_lock(); | |
11611 | ||
f8ef6e44 YG |
11612 | bnx2x_eeh_recover(bp); |
11613 | ||
493adb1f | 11614 | if (netif_running(dev)) |
f8ef6e44 | 11615 | bnx2x_nic_load(bp, LOAD_NORMAL); |
493adb1f WX |
11616 | |
11617 | netif_device_attach(dev); | |
11618 | ||
11619 | rtnl_unlock(); | |
11620 | } | |
11621 | ||
11622 | static struct pci_error_handlers bnx2x_err_handler = { | |
11623 | .error_detected = bnx2x_io_error_detected, | |
356e2385 EG |
11624 | .slot_reset = bnx2x_io_slot_reset, |
11625 | .resume = bnx2x_io_resume, | |
493adb1f WX |
11626 | }; |
11627 | ||
a2fbb9ea | 11628 | static struct pci_driver bnx2x_pci_driver = { |
493adb1f WX |
11629 | .name = DRV_MODULE_NAME, |
11630 | .id_table = bnx2x_pci_tbl, | |
11631 | .probe = bnx2x_init_one, | |
11632 | .remove = __devexit_p(bnx2x_remove_one), | |
11633 | .suspend = bnx2x_suspend, | |
11634 | .resume = bnx2x_resume, | |
11635 | .err_handler = &bnx2x_err_handler, | |
a2fbb9ea ET |
11636 | }; |
11637 | ||
11638 | static int __init bnx2x_init(void) | |
11639 | { | |
dd21ca6d SG |
11640 | int ret; |
11641 | ||
1cf167f2 EG |
11642 | bnx2x_wq = create_singlethread_workqueue("bnx2x"); |
11643 | if (bnx2x_wq == NULL) { | |
11644 | printk(KERN_ERR PFX "Cannot create workqueue\n"); | |
11645 | return -ENOMEM; | |
11646 | } | |
11647 | ||
dd21ca6d SG |
11648 | ret = pci_register_driver(&bnx2x_pci_driver); |
11649 | if (ret) { | |
11650 | printk(KERN_ERR PFX "Cannot register driver\n"); | |
11651 | destroy_workqueue(bnx2x_wq); | |
11652 | } | |
11653 | return ret; | |
a2fbb9ea ET |
11654 | } |
11655 | ||
11656 | static void __exit bnx2x_cleanup(void) | |
11657 | { | |
11658 | pci_unregister_driver(&bnx2x_pci_driver); | |
1cf167f2 EG |
11659 | |
11660 | destroy_workqueue(bnx2x_wq); | |
a2fbb9ea ET |
11661 | } |
11662 | ||
11663 | module_init(bnx2x_init); | |
11664 | module_exit(bnx2x_cleanup); | |
11665 | ||
94a78b79 | 11666 |