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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 | ||
53 | #include "bnx2x_reg.h" | |
54 | #include "bnx2x_fw_defs.h" | |
55 | #include "bnx2x_hsi.h" | |
c18487ee | 56 | #include "bnx2x_link.h" |
a2fbb9ea ET |
57 | #include "bnx2x.h" |
58 | #include "bnx2x_init.h" | |
59 | ||
e8b5fc51 VZ |
60 | #define DRV_MODULE_VERSION "1.45.26" |
61 | #define DRV_MODULE_RELDATE "2009/01/26" | |
34f80b04 | 62 | #define BNX2X_BC_VER 0x040200 |
a2fbb9ea | 63 | |
34f80b04 EG |
64 | /* Time in jiffies before concluding the transmitter is hung */ |
65 | #define TX_TIMEOUT (5*HZ) | |
a2fbb9ea | 66 | |
53a10565 | 67 | static char version[] __devinitdata = |
34f80b04 | 68 | "Broadcom NetXtreme II 5771x 10Gigabit Ethernet Driver " |
a2fbb9ea ET |
69 | DRV_MODULE_NAME " " DRV_MODULE_VERSION " (" DRV_MODULE_RELDATE ")\n"; |
70 | ||
24e3fcef | 71 | MODULE_AUTHOR("Eliezer Tamir"); |
e47d7e6e | 72 | MODULE_DESCRIPTION("Broadcom NetXtreme II BCM57710/57711/57711E Driver"); |
a2fbb9ea ET |
73 | MODULE_LICENSE("GPL"); |
74 | MODULE_VERSION(DRV_MODULE_VERSION); | |
a2fbb9ea | 75 | |
555f6c78 EG |
76 | static int multi_mode = 1; |
77 | module_param(multi_mode, int, 0); | |
78 | ||
19680c48 | 79 | static int disable_tpa; |
a2fbb9ea | 80 | static int poll; |
a2fbb9ea | 81 | static int debug; |
34f80b04 | 82 | static int load_count[3]; /* 0-common, 1-port0, 2-port1 */ |
a2fbb9ea | 83 | |
19680c48 | 84 | module_param(disable_tpa, int, 0); |
8badd27a EG |
85 | |
86 | static int int_mode; | |
87 | module_param(int_mode, int, 0); | |
88 | MODULE_PARM_DESC(int_mode, " Force interrupt mode (1 INT#x; 2 MSI)"); | |
89 | ||
a2fbb9ea | 90 | module_param(poll, int, 0); |
8d5726c4 EG |
91 | |
92 | static int mrrs = -1; | |
93 | module_param(mrrs, int, 0); | |
94 | MODULE_PARM_DESC(mrrs, " Force Max Read Req Size (0..3) (for debug)"); | |
95 | ||
a2fbb9ea | 96 | module_param(debug, int, 0); |
19680c48 | 97 | MODULE_PARM_DESC(disable_tpa, "disable the TPA (LRO) feature"); |
a2fbb9ea | 98 | MODULE_PARM_DESC(poll, "use polling (for debug)"); |
c14423fe | 99 | MODULE_PARM_DESC(debug, "default debug msglevel"); |
a2fbb9ea | 100 | |
1cf167f2 | 101 | static struct workqueue_struct *bnx2x_wq; |
a2fbb9ea ET |
102 | |
103 | enum bnx2x_board_type { | |
104 | BCM57710 = 0, | |
34f80b04 EG |
105 | BCM57711 = 1, |
106 | BCM57711E = 2, | |
a2fbb9ea ET |
107 | }; |
108 | ||
34f80b04 | 109 | /* indexed by board_type, above */ |
53a10565 | 110 | static struct { |
a2fbb9ea ET |
111 | char *name; |
112 | } board_info[] __devinitdata = { | |
34f80b04 EG |
113 | { "Broadcom NetXtreme II BCM57710 XGb" }, |
114 | { "Broadcom NetXtreme II BCM57711 XGb" }, | |
115 | { "Broadcom NetXtreme II BCM57711E XGb" } | |
a2fbb9ea ET |
116 | }; |
117 | ||
34f80b04 | 118 | |
a2fbb9ea ET |
119 | static const struct pci_device_id bnx2x_pci_tbl[] = { |
120 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_57710, | |
121 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM57710 }, | |
34f80b04 EG |
122 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_57711, |
123 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM57711 }, | |
124 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_57711E, | |
125 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM57711E }, | |
a2fbb9ea ET |
126 | { 0 } |
127 | }; | |
128 | ||
129 | MODULE_DEVICE_TABLE(pci, bnx2x_pci_tbl); | |
130 | ||
131 | /**************************************************************************** | |
132 | * General service functions | |
133 | ****************************************************************************/ | |
134 | ||
135 | /* used only at init | |
136 | * locking is done by mcp | |
137 | */ | |
138 | static void bnx2x_reg_wr_ind(struct bnx2x *bp, u32 addr, u32 val) | |
139 | { | |
140 | pci_write_config_dword(bp->pdev, PCICFG_GRC_ADDRESS, addr); | |
141 | pci_write_config_dword(bp->pdev, PCICFG_GRC_DATA, val); | |
142 | pci_write_config_dword(bp->pdev, PCICFG_GRC_ADDRESS, | |
143 | PCICFG_VENDOR_ID_OFFSET); | |
144 | } | |
145 | ||
a2fbb9ea ET |
146 | static u32 bnx2x_reg_rd_ind(struct bnx2x *bp, u32 addr) |
147 | { | |
148 | u32 val; | |
149 | ||
150 | pci_write_config_dword(bp->pdev, PCICFG_GRC_ADDRESS, addr); | |
151 | pci_read_config_dword(bp->pdev, PCICFG_GRC_DATA, &val); | |
152 | pci_write_config_dword(bp->pdev, PCICFG_GRC_ADDRESS, | |
153 | PCICFG_VENDOR_ID_OFFSET); | |
154 | ||
155 | return val; | |
156 | } | |
a2fbb9ea ET |
157 | |
158 | static const u32 dmae_reg_go_c[] = { | |
159 | DMAE_REG_GO_C0, DMAE_REG_GO_C1, DMAE_REG_GO_C2, DMAE_REG_GO_C3, | |
160 | DMAE_REG_GO_C4, DMAE_REG_GO_C5, DMAE_REG_GO_C6, DMAE_REG_GO_C7, | |
161 | DMAE_REG_GO_C8, DMAE_REG_GO_C9, DMAE_REG_GO_C10, DMAE_REG_GO_C11, | |
162 | DMAE_REG_GO_C12, DMAE_REG_GO_C13, DMAE_REG_GO_C14, DMAE_REG_GO_C15 | |
163 | }; | |
164 | ||
165 | /* copy command into DMAE command memory and set DMAE command go */ | |
166 | static void bnx2x_post_dmae(struct bnx2x *bp, struct dmae_command *dmae, | |
167 | int idx) | |
168 | { | |
169 | u32 cmd_offset; | |
170 | int i; | |
171 | ||
172 | cmd_offset = (DMAE_REG_CMD_MEM + sizeof(struct dmae_command) * idx); | |
173 | for (i = 0; i < (sizeof(struct dmae_command)/4); i++) { | |
174 | REG_WR(bp, cmd_offset + i*4, *(((u32 *)dmae) + i)); | |
175 | ||
ad8d3948 EG |
176 | DP(BNX2X_MSG_OFF, "DMAE cmd[%d].%d (0x%08x) : 0x%08x\n", |
177 | idx, i, cmd_offset + i*4, *(((u32 *)dmae) + i)); | |
a2fbb9ea ET |
178 | } |
179 | REG_WR(bp, dmae_reg_go_c[idx], 1); | |
180 | } | |
181 | ||
ad8d3948 EG |
182 | void bnx2x_write_dmae(struct bnx2x *bp, dma_addr_t dma_addr, u32 dst_addr, |
183 | u32 len32) | |
a2fbb9ea | 184 | { |
ad8d3948 | 185 | struct dmae_command *dmae = &bp->init_dmae; |
a2fbb9ea | 186 | u32 *wb_comp = bnx2x_sp(bp, wb_comp); |
ad8d3948 EG |
187 | int cnt = 200; |
188 | ||
189 | if (!bp->dmae_ready) { | |
190 | u32 *data = bnx2x_sp(bp, wb_data[0]); | |
191 | ||
192 | DP(BNX2X_MSG_OFF, "DMAE is not ready (dst_addr %08x len32 %d)" | |
193 | " using indirect\n", dst_addr, len32); | |
194 | bnx2x_init_ind_wr(bp, dst_addr, data, len32); | |
195 | return; | |
196 | } | |
197 | ||
198 | mutex_lock(&bp->dmae_mutex); | |
a2fbb9ea ET |
199 | |
200 | memset(dmae, 0, sizeof(struct dmae_command)); | |
201 | ||
202 | dmae->opcode = (DMAE_CMD_SRC_PCI | DMAE_CMD_DST_GRC | | |
203 | DMAE_CMD_C_DST_PCI | DMAE_CMD_C_ENABLE | | |
204 | DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET | | |
205 | #ifdef __BIG_ENDIAN | |
206 | DMAE_CMD_ENDIANITY_B_DW_SWAP | | |
207 | #else | |
208 | DMAE_CMD_ENDIANITY_DW_SWAP | | |
209 | #endif | |
34f80b04 EG |
210 | (BP_PORT(bp) ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) | |
211 | (BP_E1HVN(bp) << DMAE_CMD_E1HVN_SHIFT)); | |
a2fbb9ea ET |
212 | dmae->src_addr_lo = U64_LO(dma_addr); |
213 | dmae->src_addr_hi = U64_HI(dma_addr); | |
214 | dmae->dst_addr_lo = dst_addr >> 2; | |
215 | dmae->dst_addr_hi = 0; | |
216 | dmae->len = len32; | |
217 | dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, wb_comp)); | |
218 | dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, wb_comp)); | |
ad8d3948 | 219 | dmae->comp_val = DMAE_COMP_VAL; |
a2fbb9ea | 220 | |
ad8d3948 | 221 | DP(BNX2X_MSG_OFF, "dmae: opcode 0x%08x\n" |
a2fbb9ea ET |
222 | DP_LEVEL "src_addr [%x:%08x] len [%d *4] " |
223 | "dst_addr [%x:%08x (%08x)]\n" | |
224 | DP_LEVEL "comp_addr [%x:%08x] comp_val 0x%08x\n", | |
225 | dmae->opcode, dmae->src_addr_hi, dmae->src_addr_lo, | |
226 | dmae->len, dmae->dst_addr_hi, dmae->dst_addr_lo, dst_addr, | |
227 | dmae->comp_addr_hi, dmae->comp_addr_lo, dmae->comp_val); | |
ad8d3948 | 228 | DP(BNX2X_MSG_OFF, "data [0x%08x 0x%08x 0x%08x 0x%08x]\n", |
a2fbb9ea ET |
229 | bp->slowpath->wb_data[0], bp->slowpath->wb_data[1], |
230 | bp->slowpath->wb_data[2], bp->slowpath->wb_data[3]); | |
a2fbb9ea ET |
231 | |
232 | *wb_comp = 0; | |
233 | ||
34f80b04 | 234 | bnx2x_post_dmae(bp, dmae, INIT_DMAE_C(bp)); |
a2fbb9ea ET |
235 | |
236 | udelay(5); | |
ad8d3948 EG |
237 | |
238 | while (*wb_comp != DMAE_COMP_VAL) { | |
239 | DP(BNX2X_MSG_OFF, "wb_comp 0x%08x\n", *wb_comp); | |
240 | ||
ad8d3948 | 241 | if (!cnt) { |
a2fbb9ea ET |
242 | BNX2X_ERR("dmae timeout!\n"); |
243 | break; | |
244 | } | |
ad8d3948 | 245 | cnt--; |
12469401 YG |
246 | /* adjust delay for emulation/FPGA */ |
247 | if (CHIP_REV_IS_SLOW(bp)) | |
248 | msleep(100); | |
249 | else | |
250 | udelay(5); | |
a2fbb9ea | 251 | } |
ad8d3948 EG |
252 | |
253 | mutex_unlock(&bp->dmae_mutex); | |
a2fbb9ea ET |
254 | } |
255 | ||
c18487ee | 256 | void bnx2x_read_dmae(struct bnx2x *bp, u32 src_addr, u32 len32) |
a2fbb9ea | 257 | { |
ad8d3948 | 258 | struct dmae_command *dmae = &bp->init_dmae; |
a2fbb9ea | 259 | u32 *wb_comp = bnx2x_sp(bp, wb_comp); |
ad8d3948 EG |
260 | int cnt = 200; |
261 | ||
262 | if (!bp->dmae_ready) { | |
263 | u32 *data = bnx2x_sp(bp, wb_data[0]); | |
264 | int i; | |
265 | ||
266 | DP(BNX2X_MSG_OFF, "DMAE is not ready (src_addr %08x len32 %d)" | |
267 | " using indirect\n", src_addr, len32); | |
268 | for (i = 0; i < len32; i++) | |
269 | data[i] = bnx2x_reg_rd_ind(bp, src_addr + i*4); | |
270 | return; | |
271 | } | |
272 | ||
273 | mutex_lock(&bp->dmae_mutex); | |
a2fbb9ea ET |
274 | |
275 | memset(bnx2x_sp(bp, wb_data[0]), 0, sizeof(u32) * 4); | |
276 | memset(dmae, 0, sizeof(struct dmae_command)); | |
277 | ||
278 | dmae->opcode = (DMAE_CMD_SRC_GRC | DMAE_CMD_DST_PCI | | |
279 | DMAE_CMD_C_DST_PCI | DMAE_CMD_C_ENABLE | | |
280 | DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET | | |
281 | #ifdef __BIG_ENDIAN | |
282 | DMAE_CMD_ENDIANITY_B_DW_SWAP | | |
283 | #else | |
284 | DMAE_CMD_ENDIANITY_DW_SWAP | | |
285 | #endif | |
34f80b04 EG |
286 | (BP_PORT(bp) ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) | |
287 | (BP_E1HVN(bp) << DMAE_CMD_E1HVN_SHIFT)); | |
a2fbb9ea ET |
288 | dmae->src_addr_lo = src_addr >> 2; |
289 | dmae->src_addr_hi = 0; | |
290 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, wb_data)); | |
291 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, wb_data)); | |
292 | dmae->len = len32; | |
293 | dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, wb_comp)); | |
294 | dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, wb_comp)); | |
ad8d3948 | 295 | dmae->comp_val = DMAE_COMP_VAL; |
a2fbb9ea | 296 | |
ad8d3948 | 297 | DP(BNX2X_MSG_OFF, "dmae: opcode 0x%08x\n" |
a2fbb9ea ET |
298 | DP_LEVEL "src_addr [%x:%08x] len [%d *4] " |
299 | "dst_addr [%x:%08x (%08x)]\n" | |
300 | DP_LEVEL "comp_addr [%x:%08x] comp_val 0x%08x\n", | |
301 | dmae->opcode, dmae->src_addr_hi, dmae->src_addr_lo, | |
302 | dmae->len, dmae->dst_addr_hi, dmae->dst_addr_lo, src_addr, | |
303 | dmae->comp_addr_hi, dmae->comp_addr_lo, dmae->comp_val); | |
a2fbb9ea ET |
304 | |
305 | *wb_comp = 0; | |
306 | ||
34f80b04 | 307 | bnx2x_post_dmae(bp, dmae, INIT_DMAE_C(bp)); |
a2fbb9ea ET |
308 | |
309 | udelay(5); | |
ad8d3948 EG |
310 | |
311 | while (*wb_comp != DMAE_COMP_VAL) { | |
312 | ||
ad8d3948 | 313 | if (!cnt) { |
a2fbb9ea ET |
314 | BNX2X_ERR("dmae timeout!\n"); |
315 | break; | |
316 | } | |
ad8d3948 | 317 | cnt--; |
12469401 YG |
318 | /* adjust delay for emulation/FPGA */ |
319 | if (CHIP_REV_IS_SLOW(bp)) | |
320 | msleep(100); | |
321 | else | |
322 | udelay(5); | |
a2fbb9ea | 323 | } |
ad8d3948 | 324 | DP(BNX2X_MSG_OFF, "data [0x%08x 0x%08x 0x%08x 0x%08x]\n", |
a2fbb9ea ET |
325 | bp->slowpath->wb_data[0], bp->slowpath->wb_data[1], |
326 | bp->slowpath->wb_data[2], bp->slowpath->wb_data[3]); | |
ad8d3948 EG |
327 | |
328 | mutex_unlock(&bp->dmae_mutex); | |
329 | } | |
330 | ||
331 | /* used only for slowpath so not inlined */ | |
332 | static void bnx2x_wb_wr(struct bnx2x *bp, int reg, u32 val_hi, u32 val_lo) | |
333 | { | |
334 | u32 wb_write[2]; | |
335 | ||
336 | wb_write[0] = val_hi; | |
337 | wb_write[1] = val_lo; | |
338 | REG_WR_DMAE(bp, reg, wb_write, 2); | |
a2fbb9ea | 339 | } |
a2fbb9ea | 340 | |
ad8d3948 EG |
341 | #ifdef USE_WB_RD |
342 | static u64 bnx2x_wb_rd(struct bnx2x *bp, int reg) | |
343 | { | |
344 | u32 wb_data[2]; | |
345 | ||
346 | REG_RD_DMAE(bp, reg, wb_data, 2); | |
347 | ||
348 | return HILO_U64(wb_data[0], wb_data[1]); | |
349 | } | |
350 | #endif | |
351 | ||
a2fbb9ea ET |
352 | static int bnx2x_mc_assert(struct bnx2x *bp) |
353 | { | |
a2fbb9ea | 354 | char last_idx; |
34f80b04 EG |
355 | int i, rc = 0; |
356 | u32 row0, row1, row2, row3; | |
357 | ||
358 | /* XSTORM */ | |
359 | last_idx = REG_RD8(bp, BAR_XSTRORM_INTMEM + | |
360 | XSTORM_ASSERT_LIST_INDEX_OFFSET); | |
361 | if (last_idx) | |
362 | BNX2X_ERR("XSTORM_ASSERT_LIST_INDEX 0x%x\n", last_idx); | |
363 | ||
364 | /* print the asserts */ | |
365 | for (i = 0; i < STROM_ASSERT_ARRAY_SIZE; i++) { | |
366 | ||
367 | row0 = REG_RD(bp, BAR_XSTRORM_INTMEM + | |
368 | XSTORM_ASSERT_LIST_OFFSET(i)); | |
369 | row1 = REG_RD(bp, BAR_XSTRORM_INTMEM + | |
370 | XSTORM_ASSERT_LIST_OFFSET(i) + 4); | |
371 | row2 = REG_RD(bp, BAR_XSTRORM_INTMEM + | |
372 | XSTORM_ASSERT_LIST_OFFSET(i) + 8); | |
373 | row3 = REG_RD(bp, BAR_XSTRORM_INTMEM + | |
374 | XSTORM_ASSERT_LIST_OFFSET(i) + 12); | |
375 | ||
376 | if (row0 != COMMON_ASM_INVALID_ASSERT_OPCODE) { | |
377 | BNX2X_ERR("XSTORM_ASSERT_INDEX 0x%x = 0x%08x" | |
378 | " 0x%08x 0x%08x 0x%08x\n", | |
379 | i, row3, row2, row1, row0); | |
380 | rc++; | |
381 | } else { | |
382 | break; | |
383 | } | |
384 | } | |
385 | ||
386 | /* TSTORM */ | |
387 | last_idx = REG_RD8(bp, BAR_TSTRORM_INTMEM + | |
388 | TSTORM_ASSERT_LIST_INDEX_OFFSET); | |
389 | if (last_idx) | |
390 | BNX2X_ERR("TSTORM_ASSERT_LIST_INDEX 0x%x\n", last_idx); | |
391 | ||
392 | /* print the asserts */ | |
393 | for (i = 0; i < STROM_ASSERT_ARRAY_SIZE; i++) { | |
394 | ||
395 | row0 = REG_RD(bp, BAR_TSTRORM_INTMEM + | |
396 | TSTORM_ASSERT_LIST_OFFSET(i)); | |
397 | row1 = REG_RD(bp, BAR_TSTRORM_INTMEM + | |
398 | TSTORM_ASSERT_LIST_OFFSET(i) + 4); | |
399 | row2 = REG_RD(bp, BAR_TSTRORM_INTMEM + | |
400 | TSTORM_ASSERT_LIST_OFFSET(i) + 8); | |
401 | row3 = REG_RD(bp, BAR_TSTRORM_INTMEM + | |
402 | TSTORM_ASSERT_LIST_OFFSET(i) + 12); | |
403 | ||
404 | if (row0 != COMMON_ASM_INVALID_ASSERT_OPCODE) { | |
405 | BNX2X_ERR("TSTORM_ASSERT_INDEX 0x%x = 0x%08x" | |
406 | " 0x%08x 0x%08x 0x%08x\n", | |
407 | i, row3, row2, row1, row0); | |
408 | rc++; | |
409 | } else { | |
410 | break; | |
411 | } | |
412 | } | |
413 | ||
414 | /* CSTORM */ | |
415 | last_idx = REG_RD8(bp, BAR_CSTRORM_INTMEM + | |
416 | CSTORM_ASSERT_LIST_INDEX_OFFSET); | |
417 | if (last_idx) | |
418 | BNX2X_ERR("CSTORM_ASSERT_LIST_INDEX 0x%x\n", last_idx); | |
419 | ||
420 | /* print the asserts */ | |
421 | for (i = 0; i < STROM_ASSERT_ARRAY_SIZE; i++) { | |
422 | ||
423 | row0 = REG_RD(bp, BAR_CSTRORM_INTMEM + | |
424 | CSTORM_ASSERT_LIST_OFFSET(i)); | |
425 | row1 = REG_RD(bp, BAR_CSTRORM_INTMEM + | |
426 | CSTORM_ASSERT_LIST_OFFSET(i) + 4); | |
427 | row2 = REG_RD(bp, BAR_CSTRORM_INTMEM + | |
428 | CSTORM_ASSERT_LIST_OFFSET(i) + 8); | |
429 | row3 = REG_RD(bp, BAR_CSTRORM_INTMEM + | |
430 | CSTORM_ASSERT_LIST_OFFSET(i) + 12); | |
431 | ||
432 | if (row0 != COMMON_ASM_INVALID_ASSERT_OPCODE) { | |
433 | BNX2X_ERR("CSTORM_ASSERT_INDEX 0x%x = 0x%08x" | |
434 | " 0x%08x 0x%08x 0x%08x\n", | |
435 | i, row3, row2, row1, row0); | |
436 | rc++; | |
437 | } else { | |
438 | break; | |
439 | } | |
440 | } | |
441 | ||
442 | /* USTORM */ | |
443 | last_idx = REG_RD8(bp, BAR_USTRORM_INTMEM + | |
444 | USTORM_ASSERT_LIST_INDEX_OFFSET); | |
445 | if (last_idx) | |
446 | BNX2X_ERR("USTORM_ASSERT_LIST_INDEX 0x%x\n", last_idx); | |
447 | ||
448 | /* print the asserts */ | |
449 | for (i = 0; i < STROM_ASSERT_ARRAY_SIZE; i++) { | |
450 | ||
451 | row0 = REG_RD(bp, BAR_USTRORM_INTMEM + | |
452 | USTORM_ASSERT_LIST_OFFSET(i)); | |
453 | row1 = REG_RD(bp, BAR_USTRORM_INTMEM + | |
454 | USTORM_ASSERT_LIST_OFFSET(i) + 4); | |
455 | row2 = REG_RD(bp, BAR_USTRORM_INTMEM + | |
456 | USTORM_ASSERT_LIST_OFFSET(i) + 8); | |
457 | row3 = REG_RD(bp, BAR_USTRORM_INTMEM + | |
458 | USTORM_ASSERT_LIST_OFFSET(i) + 12); | |
459 | ||
460 | if (row0 != COMMON_ASM_INVALID_ASSERT_OPCODE) { | |
461 | BNX2X_ERR("USTORM_ASSERT_INDEX 0x%x = 0x%08x" | |
462 | " 0x%08x 0x%08x 0x%08x\n", | |
463 | i, row3, row2, row1, row0); | |
464 | rc++; | |
465 | } else { | |
466 | break; | |
a2fbb9ea ET |
467 | } |
468 | } | |
34f80b04 | 469 | |
a2fbb9ea ET |
470 | return rc; |
471 | } | |
c14423fe | 472 | |
a2fbb9ea ET |
473 | static void bnx2x_fw_dump(struct bnx2x *bp) |
474 | { | |
475 | u32 mark, offset; | |
476 | u32 data[9]; | |
477 | int word; | |
478 | ||
479 | mark = REG_RD(bp, MCP_REG_MCPR_SCRATCH + 0xf104); | |
49d66772 ET |
480 | mark = ((mark + 0x3) & ~0x3); |
481 | printk(KERN_ERR PFX "begin fw dump (mark 0x%x)\n" KERN_ERR, mark); | |
a2fbb9ea ET |
482 | |
483 | for (offset = mark - 0x08000000; offset <= 0xF900; offset += 0x8*4) { | |
484 | for (word = 0; word < 8; word++) | |
485 | data[word] = htonl(REG_RD(bp, MCP_REG_MCPR_SCRATCH + | |
486 | offset + 4*word)); | |
487 | data[8] = 0x0; | |
49d66772 | 488 | printk(KERN_CONT "%s", (char *)data); |
a2fbb9ea ET |
489 | } |
490 | for (offset = 0xF108; offset <= mark - 0x08000000; offset += 0x8*4) { | |
491 | for (word = 0; word < 8; word++) | |
492 | data[word] = htonl(REG_RD(bp, MCP_REG_MCPR_SCRATCH + | |
493 | offset + 4*word)); | |
494 | data[8] = 0x0; | |
49d66772 | 495 | printk(KERN_CONT "%s", (char *)data); |
a2fbb9ea ET |
496 | } |
497 | printk("\n" KERN_ERR PFX "end of fw dump\n"); | |
498 | } | |
499 | ||
500 | static void bnx2x_panic_dump(struct bnx2x *bp) | |
501 | { | |
502 | int i; | |
503 | u16 j, start, end; | |
504 | ||
66e855f3 YG |
505 | bp->stats_state = STATS_STATE_DISABLED; |
506 | DP(BNX2X_MSG_STATS, "stats_state - DISABLED\n"); | |
507 | ||
a2fbb9ea ET |
508 | BNX2X_ERR("begin crash dump -----------------\n"); |
509 | ||
510 | for_each_queue(bp, i) { | |
511 | struct bnx2x_fastpath *fp = &bp->fp[i]; | |
512 | struct eth_tx_db_data *hw_prods = fp->hw_tx_prods; | |
513 | ||
514 | BNX2X_ERR("queue[%d]: tx_pkt_prod(%x) tx_pkt_cons(%x)" | |
34f80b04 | 515 | " tx_bd_prod(%x) tx_bd_cons(%x) *tx_cons_sb(%x)\n", |
a2fbb9ea | 516 | i, fp->tx_pkt_prod, fp->tx_pkt_cons, fp->tx_bd_prod, |
34f80b04 | 517 | fp->tx_bd_cons, le16_to_cpu(*fp->tx_cons_sb)); |
66e855f3 YG |
518 | BNX2X_ERR(" rx_bd_prod(%x) rx_bd_cons(%x)" |
519 | " *rx_bd_cons_sb(%x) rx_comp_prod(%x)" | |
520 | " rx_comp_cons(%x) *rx_cons_sb(%x)\n", | |
521 | fp->rx_bd_prod, fp->rx_bd_cons, | |
522 | le16_to_cpu(*fp->rx_bd_cons_sb), fp->rx_comp_prod, | |
523 | fp->rx_comp_cons, le16_to_cpu(*fp->rx_cons_sb)); | |
524 | BNX2X_ERR(" rx_sge_prod(%x) last_max_sge(%x)" | |
525 | " fp_c_idx(%x) *sb_c_idx(%x) fp_u_idx(%x)" | |
526 | " *sb_u_idx(%x) bd data(%x,%x)\n", | |
527 | fp->rx_sge_prod, fp->last_max_sge, fp->fp_c_idx, | |
528 | fp->status_blk->c_status_block.status_block_index, | |
529 | fp->fp_u_idx, | |
530 | fp->status_blk->u_status_block.status_block_index, | |
531 | hw_prods->packets_prod, hw_prods->bds_prod); | |
a2fbb9ea ET |
532 | |
533 | start = TX_BD(le16_to_cpu(*fp->tx_cons_sb) - 10); | |
534 | end = TX_BD(le16_to_cpu(*fp->tx_cons_sb) + 245); | |
535 | for (j = start; j < end; j++) { | |
536 | struct sw_tx_bd *sw_bd = &fp->tx_buf_ring[j]; | |
537 | ||
538 | BNX2X_ERR("packet[%x]=[%p,%x]\n", j, | |
539 | sw_bd->skb, sw_bd->first_bd); | |
540 | } | |
541 | ||
542 | start = TX_BD(fp->tx_bd_cons - 10); | |
543 | end = TX_BD(fp->tx_bd_cons + 254); | |
544 | for (j = start; j < end; j++) { | |
545 | u32 *tx_bd = (u32 *)&fp->tx_desc_ring[j]; | |
546 | ||
547 | BNX2X_ERR("tx_bd[%x]=[%x:%x:%x:%x]\n", | |
548 | j, tx_bd[0], tx_bd[1], tx_bd[2], tx_bd[3]); | |
549 | } | |
550 | ||
551 | start = RX_BD(le16_to_cpu(*fp->rx_cons_sb) - 10); | |
552 | end = RX_BD(le16_to_cpu(*fp->rx_cons_sb) + 503); | |
553 | for (j = start; j < end; j++) { | |
554 | u32 *rx_bd = (u32 *)&fp->rx_desc_ring[j]; | |
555 | struct sw_rx_bd *sw_bd = &fp->rx_buf_ring[j]; | |
556 | ||
557 | BNX2X_ERR("rx_bd[%x]=[%x:%x] sw_bd=[%p]\n", | |
34f80b04 | 558 | j, rx_bd[1], rx_bd[0], sw_bd->skb); |
a2fbb9ea ET |
559 | } |
560 | ||
3196a88a EG |
561 | start = RX_SGE(fp->rx_sge_prod); |
562 | end = RX_SGE(fp->last_max_sge); | |
7a9b2557 VZ |
563 | for (j = start; j < end; j++) { |
564 | u32 *rx_sge = (u32 *)&fp->rx_sge_ring[j]; | |
565 | struct sw_rx_page *sw_page = &fp->rx_page_ring[j]; | |
566 | ||
567 | BNX2X_ERR("rx_sge[%x]=[%x:%x] sw_page=[%p]\n", | |
568 | j, rx_sge[1], rx_sge[0], sw_page->page); | |
569 | } | |
570 | ||
a2fbb9ea ET |
571 | start = RCQ_BD(fp->rx_comp_cons - 10); |
572 | end = RCQ_BD(fp->rx_comp_cons + 503); | |
573 | for (j = start; j < end; j++) { | |
574 | u32 *cqe = (u32 *)&fp->rx_comp_ring[j]; | |
575 | ||
576 | BNX2X_ERR("cqe[%x]=[%x:%x:%x:%x]\n", | |
577 | j, cqe[0], cqe[1], cqe[2], cqe[3]); | |
578 | } | |
579 | } | |
580 | ||
49d66772 ET |
581 | BNX2X_ERR("def_c_idx(%u) def_u_idx(%u) def_x_idx(%u)" |
582 | " def_t_idx(%u) def_att_idx(%u) attn_state(%u)" | |
a2fbb9ea | 583 | " spq_prod_idx(%u)\n", |
49d66772 | 584 | bp->def_c_idx, bp->def_u_idx, bp->def_x_idx, bp->def_t_idx, |
a2fbb9ea ET |
585 | bp->def_att_idx, bp->attn_state, bp->spq_prod_idx); |
586 | ||
34f80b04 | 587 | bnx2x_fw_dump(bp); |
a2fbb9ea ET |
588 | bnx2x_mc_assert(bp); |
589 | BNX2X_ERR("end crash dump -----------------\n"); | |
a2fbb9ea ET |
590 | } |
591 | ||
615f8fd9 | 592 | static void bnx2x_int_enable(struct bnx2x *bp) |
a2fbb9ea | 593 | { |
34f80b04 | 594 | int port = BP_PORT(bp); |
a2fbb9ea ET |
595 | u32 addr = port ? HC_REG_CONFIG_1 : HC_REG_CONFIG_0; |
596 | u32 val = REG_RD(bp, addr); | |
597 | int msix = (bp->flags & USING_MSIX_FLAG) ? 1 : 0; | |
8badd27a | 598 | int msi = (bp->flags & USING_MSI_FLAG) ? 1 : 0; |
a2fbb9ea ET |
599 | |
600 | if (msix) { | |
8badd27a EG |
601 | val &= ~(HC_CONFIG_0_REG_SINGLE_ISR_EN_0 | |
602 | HC_CONFIG_0_REG_INT_LINE_EN_0); | |
a2fbb9ea ET |
603 | val |= (HC_CONFIG_0_REG_MSI_MSIX_INT_EN_0 | |
604 | HC_CONFIG_0_REG_ATTN_BIT_EN_0); | |
8badd27a EG |
605 | } else if (msi) { |
606 | val &= ~HC_CONFIG_0_REG_INT_LINE_EN_0; | |
607 | val |= (HC_CONFIG_0_REG_SINGLE_ISR_EN_0 | | |
608 | HC_CONFIG_0_REG_MSI_MSIX_INT_EN_0 | | |
609 | HC_CONFIG_0_REG_ATTN_BIT_EN_0); | |
a2fbb9ea ET |
610 | } else { |
611 | val |= (HC_CONFIG_0_REG_SINGLE_ISR_EN_0 | | |
615f8fd9 | 612 | HC_CONFIG_0_REG_MSI_MSIX_INT_EN_0 | |
a2fbb9ea ET |
613 | HC_CONFIG_0_REG_INT_LINE_EN_0 | |
614 | HC_CONFIG_0_REG_ATTN_BIT_EN_0); | |
615f8fd9 | 615 | |
8badd27a EG |
616 | DP(NETIF_MSG_INTR, "write %x to HC %d (addr 0x%x)\n", |
617 | val, port, addr); | |
615f8fd9 ET |
618 | |
619 | REG_WR(bp, addr, val); | |
620 | ||
a2fbb9ea ET |
621 | val &= ~HC_CONFIG_0_REG_MSI_MSIX_INT_EN_0; |
622 | } | |
623 | ||
8badd27a EG |
624 | DP(NETIF_MSG_INTR, "write %x to HC %d (addr 0x%x) mode %s\n", |
625 | val, port, addr, (msix ? "MSI-X" : (msi ? "MSI" : "INTx"))); | |
a2fbb9ea ET |
626 | |
627 | REG_WR(bp, addr, val); | |
34f80b04 EG |
628 | |
629 | if (CHIP_IS_E1H(bp)) { | |
630 | /* init leading/trailing edge */ | |
631 | if (IS_E1HMF(bp)) { | |
8badd27a | 632 | val = (0xee0f | (1 << (BP_E1HVN(bp) + 4))); |
34f80b04 | 633 | if (bp->port.pmf) |
4acac6a5 EG |
634 | /* enable nig and gpio3 attention */ |
635 | val |= 0x1100; | |
34f80b04 EG |
636 | } else |
637 | val = 0xffff; | |
638 | ||
639 | REG_WR(bp, HC_REG_TRAILING_EDGE_0 + port*8, val); | |
640 | REG_WR(bp, HC_REG_LEADING_EDGE_0 + port*8, val); | |
641 | } | |
a2fbb9ea ET |
642 | } |
643 | ||
615f8fd9 | 644 | static void bnx2x_int_disable(struct bnx2x *bp) |
a2fbb9ea | 645 | { |
34f80b04 | 646 | int port = BP_PORT(bp); |
a2fbb9ea ET |
647 | u32 addr = port ? HC_REG_CONFIG_1 : HC_REG_CONFIG_0; |
648 | u32 val = REG_RD(bp, addr); | |
649 | ||
650 | val &= ~(HC_CONFIG_0_REG_SINGLE_ISR_EN_0 | | |
651 | HC_CONFIG_0_REG_MSI_MSIX_INT_EN_0 | | |
652 | HC_CONFIG_0_REG_INT_LINE_EN_0 | | |
653 | HC_CONFIG_0_REG_ATTN_BIT_EN_0); | |
654 | ||
655 | DP(NETIF_MSG_INTR, "write %x to HC %d (addr 0x%x)\n", | |
656 | val, port, addr); | |
657 | ||
8badd27a EG |
658 | /* flush all outstanding writes */ |
659 | mmiowb(); | |
660 | ||
a2fbb9ea ET |
661 | REG_WR(bp, addr, val); |
662 | if (REG_RD(bp, addr) != val) | |
663 | BNX2X_ERR("BUG! proper val not read from IGU!\n"); | |
664 | } | |
665 | ||
f8ef6e44 | 666 | static void bnx2x_int_disable_sync(struct bnx2x *bp, int disable_hw) |
a2fbb9ea | 667 | { |
a2fbb9ea | 668 | int msix = (bp->flags & USING_MSIX_FLAG) ? 1 : 0; |
8badd27a | 669 | int i, offset; |
a2fbb9ea | 670 | |
34f80b04 | 671 | /* disable interrupt handling */ |
a2fbb9ea | 672 | atomic_inc(&bp->intr_sem); |
f8ef6e44 YG |
673 | if (disable_hw) |
674 | /* prevent the HW from sending interrupts */ | |
675 | bnx2x_int_disable(bp); | |
a2fbb9ea ET |
676 | |
677 | /* make sure all ISRs are done */ | |
678 | if (msix) { | |
8badd27a EG |
679 | synchronize_irq(bp->msix_table[0].vector); |
680 | offset = 1; | |
a2fbb9ea | 681 | for_each_queue(bp, i) |
8badd27a | 682 | synchronize_irq(bp->msix_table[i + offset].vector); |
a2fbb9ea ET |
683 | } else |
684 | synchronize_irq(bp->pdev->irq); | |
685 | ||
686 | /* make sure sp_task is not running */ | |
1cf167f2 EG |
687 | cancel_delayed_work(&bp->sp_task); |
688 | flush_workqueue(bnx2x_wq); | |
a2fbb9ea ET |
689 | } |
690 | ||
34f80b04 | 691 | /* fast path */ |
a2fbb9ea ET |
692 | |
693 | /* | |
34f80b04 | 694 | * General service functions |
a2fbb9ea ET |
695 | */ |
696 | ||
34f80b04 | 697 | static inline void bnx2x_ack_sb(struct bnx2x *bp, u8 sb_id, |
a2fbb9ea ET |
698 | u8 storm, u16 index, u8 op, u8 update) |
699 | { | |
5c862848 EG |
700 | u32 hc_addr = (HC_REG_COMMAND_REG + BP_PORT(bp)*32 + |
701 | COMMAND_REG_INT_ACK); | |
a2fbb9ea ET |
702 | struct igu_ack_register igu_ack; |
703 | ||
704 | igu_ack.status_block_index = index; | |
705 | igu_ack.sb_id_and_flags = | |
34f80b04 | 706 | ((sb_id << IGU_ACK_REGISTER_STATUS_BLOCK_ID_SHIFT) | |
a2fbb9ea ET |
707 | (storm << IGU_ACK_REGISTER_STORM_ID_SHIFT) | |
708 | (update << IGU_ACK_REGISTER_UPDATE_INDEX_SHIFT) | | |
709 | (op << IGU_ACK_REGISTER_INTERRUPT_MODE_SHIFT)); | |
710 | ||
5c862848 EG |
711 | DP(BNX2X_MSG_OFF, "write 0x%08x to HC addr 0x%x\n", |
712 | (*(u32 *)&igu_ack), hc_addr); | |
713 | REG_WR(bp, hc_addr, (*(u32 *)&igu_ack)); | |
a2fbb9ea ET |
714 | } |
715 | ||
716 | static inline u16 bnx2x_update_fpsb_idx(struct bnx2x_fastpath *fp) | |
717 | { | |
718 | struct host_status_block *fpsb = fp->status_blk; | |
719 | u16 rc = 0; | |
720 | ||
721 | barrier(); /* status block is written to by the chip */ | |
722 | if (fp->fp_c_idx != fpsb->c_status_block.status_block_index) { | |
723 | fp->fp_c_idx = fpsb->c_status_block.status_block_index; | |
724 | rc |= 1; | |
725 | } | |
726 | if (fp->fp_u_idx != fpsb->u_status_block.status_block_index) { | |
727 | fp->fp_u_idx = fpsb->u_status_block.status_block_index; | |
728 | rc |= 2; | |
729 | } | |
730 | return rc; | |
731 | } | |
732 | ||
a2fbb9ea ET |
733 | static u16 bnx2x_ack_int(struct bnx2x *bp) |
734 | { | |
5c862848 EG |
735 | u32 hc_addr = (HC_REG_COMMAND_REG + BP_PORT(bp)*32 + |
736 | COMMAND_REG_SIMD_MASK); | |
737 | u32 result = REG_RD(bp, hc_addr); | |
a2fbb9ea | 738 | |
5c862848 EG |
739 | DP(BNX2X_MSG_OFF, "read 0x%08x from HC addr 0x%x\n", |
740 | result, hc_addr); | |
a2fbb9ea | 741 | |
a2fbb9ea ET |
742 | return result; |
743 | } | |
744 | ||
745 | ||
746 | /* | |
747 | * fast path service functions | |
748 | */ | |
749 | ||
237907c1 EG |
750 | static inline int bnx2x_has_tx_work(struct bnx2x_fastpath *fp) |
751 | { | |
752 | u16 tx_cons_sb; | |
753 | ||
754 | /* Tell compiler that status block fields can change */ | |
755 | barrier(); | |
756 | tx_cons_sb = le16_to_cpu(*fp->tx_cons_sb); | |
e8b5fc51 VZ |
757 | return (fp->tx_pkt_cons != tx_cons_sb); |
758 | } | |
759 | ||
760 | static inline int bnx2x_has_tx_work_unload(struct bnx2x_fastpath *fp) | |
761 | { | |
762 | /* Tell compiler that consumer and producer can change */ | |
763 | barrier(); | |
764 | return (fp->tx_pkt_prod != fp->tx_pkt_cons); | |
765 | ||
237907c1 EG |
766 | } |
767 | ||
a2fbb9ea ET |
768 | /* free skb in the packet ring at pos idx |
769 | * return idx of last bd freed | |
770 | */ | |
771 | static u16 bnx2x_free_tx_pkt(struct bnx2x *bp, struct bnx2x_fastpath *fp, | |
772 | u16 idx) | |
773 | { | |
774 | struct sw_tx_bd *tx_buf = &fp->tx_buf_ring[idx]; | |
775 | struct eth_tx_bd *tx_bd; | |
776 | struct sk_buff *skb = tx_buf->skb; | |
34f80b04 | 777 | u16 bd_idx = TX_BD(tx_buf->first_bd), new_cons; |
a2fbb9ea ET |
778 | int nbd; |
779 | ||
780 | DP(BNX2X_MSG_OFF, "pkt_idx %d buff @(%p)->skb %p\n", | |
781 | idx, tx_buf, skb); | |
782 | ||
783 | /* unmap first bd */ | |
784 | DP(BNX2X_MSG_OFF, "free bd_idx %d\n", bd_idx); | |
785 | tx_bd = &fp->tx_desc_ring[bd_idx]; | |
786 | pci_unmap_single(bp->pdev, BD_UNMAP_ADDR(tx_bd), | |
787 | BD_UNMAP_LEN(tx_bd), PCI_DMA_TODEVICE); | |
788 | ||
789 | nbd = le16_to_cpu(tx_bd->nbd) - 1; | |
34f80b04 | 790 | new_cons = nbd + tx_buf->first_bd; |
a2fbb9ea ET |
791 | #ifdef BNX2X_STOP_ON_ERROR |
792 | if (nbd > (MAX_SKB_FRAGS + 2)) { | |
34f80b04 | 793 | BNX2X_ERR("BAD nbd!\n"); |
a2fbb9ea ET |
794 | bnx2x_panic(); |
795 | } | |
796 | #endif | |
797 | ||
798 | /* Skip a parse bd and the TSO split header bd | |
799 | since they have no mapping */ | |
800 | if (nbd) | |
801 | bd_idx = TX_BD(NEXT_TX_IDX(bd_idx)); | |
802 | ||
803 | if (tx_bd->bd_flags.as_bitfield & (ETH_TX_BD_FLAGS_IP_CSUM | | |
804 | ETH_TX_BD_FLAGS_TCP_CSUM | | |
805 | ETH_TX_BD_FLAGS_SW_LSO)) { | |
806 | if (--nbd) | |
807 | bd_idx = TX_BD(NEXT_TX_IDX(bd_idx)); | |
808 | tx_bd = &fp->tx_desc_ring[bd_idx]; | |
809 | /* is this a TSO split header bd? */ | |
810 | if (tx_bd->bd_flags.as_bitfield & ETH_TX_BD_FLAGS_SW_LSO) { | |
811 | if (--nbd) | |
812 | bd_idx = TX_BD(NEXT_TX_IDX(bd_idx)); | |
813 | } | |
814 | } | |
815 | ||
816 | /* now free frags */ | |
817 | while (nbd > 0) { | |
818 | ||
819 | DP(BNX2X_MSG_OFF, "free frag bd_idx %d\n", bd_idx); | |
820 | tx_bd = &fp->tx_desc_ring[bd_idx]; | |
821 | pci_unmap_page(bp->pdev, BD_UNMAP_ADDR(tx_bd), | |
822 | BD_UNMAP_LEN(tx_bd), PCI_DMA_TODEVICE); | |
823 | if (--nbd) | |
824 | bd_idx = TX_BD(NEXT_TX_IDX(bd_idx)); | |
825 | } | |
826 | ||
827 | /* release skb */ | |
53e5e96e | 828 | WARN_ON(!skb); |
a2fbb9ea ET |
829 | dev_kfree_skb(skb); |
830 | tx_buf->first_bd = 0; | |
831 | tx_buf->skb = NULL; | |
832 | ||
34f80b04 | 833 | return new_cons; |
a2fbb9ea ET |
834 | } |
835 | ||
34f80b04 | 836 | static inline u16 bnx2x_tx_avail(struct bnx2x_fastpath *fp) |
a2fbb9ea | 837 | { |
34f80b04 EG |
838 | s16 used; |
839 | u16 prod; | |
840 | u16 cons; | |
a2fbb9ea | 841 | |
34f80b04 | 842 | barrier(); /* Tell compiler that prod and cons can change */ |
a2fbb9ea ET |
843 | prod = fp->tx_bd_prod; |
844 | cons = fp->tx_bd_cons; | |
845 | ||
34f80b04 EG |
846 | /* NUM_TX_RINGS = number of "next-page" entries |
847 | It will be used as a threshold */ | |
848 | used = SUB_S16(prod, cons) + (s16)NUM_TX_RINGS; | |
a2fbb9ea | 849 | |
34f80b04 | 850 | #ifdef BNX2X_STOP_ON_ERROR |
53e5e96e IJ |
851 | WARN_ON(used < 0); |
852 | WARN_ON(used > fp->bp->tx_ring_size); | |
853 | WARN_ON((fp->bp->tx_ring_size - used) > MAX_TX_AVAIL); | |
34f80b04 | 854 | #endif |
a2fbb9ea | 855 | |
34f80b04 | 856 | return (s16)(fp->bp->tx_ring_size) - used; |
a2fbb9ea ET |
857 | } |
858 | ||
859 | static void bnx2x_tx_int(struct bnx2x_fastpath *fp, int work) | |
860 | { | |
861 | struct bnx2x *bp = fp->bp; | |
555f6c78 | 862 | struct netdev_queue *txq; |
a2fbb9ea ET |
863 | u16 hw_cons, sw_cons, bd_cons = fp->tx_bd_cons; |
864 | int done = 0; | |
865 | ||
866 | #ifdef BNX2X_STOP_ON_ERROR | |
867 | if (unlikely(bp->panic)) | |
868 | return; | |
869 | #endif | |
870 | ||
555f6c78 | 871 | txq = netdev_get_tx_queue(bp->dev, fp->index); |
a2fbb9ea ET |
872 | hw_cons = le16_to_cpu(*fp->tx_cons_sb); |
873 | sw_cons = fp->tx_pkt_cons; | |
874 | ||
875 | while (sw_cons != hw_cons) { | |
876 | u16 pkt_cons; | |
877 | ||
878 | pkt_cons = TX_BD(sw_cons); | |
879 | ||
880 | /* prefetch(bp->tx_buf_ring[pkt_cons].skb); */ | |
881 | ||
34f80b04 | 882 | DP(NETIF_MSG_TX_DONE, "hw_cons %u sw_cons %u pkt_cons %u\n", |
a2fbb9ea ET |
883 | hw_cons, sw_cons, pkt_cons); |
884 | ||
34f80b04 | 885 | /* if (NEXT_TX_IDX(sw_cons) != hw_cons) { |
a2fbb9ea ET |
886 | rmb(); |
887 | prefetch(fp->tx_buf_ring[NEXT_TX_IDX(sw_cons)].skb); | |
888 | } | |
889 | */ | |
890 | bd_cons = bnx2x_free_tx_pkt(bp, fp, pkt_cons); | |
891 | sw_cons++; | |
892 | done++; | |
893 | ||
894 | if (done == work) | |
895 | break; | |
896 | } | |
897 | ||
898 | fp->tx_pkt_cons = sw_cons; | |
899 | fp->tx_bd_cons = bd_cons; | |
900 | ||
555f6c78 EG |
901 | /* Need to make the tx_bd_cons update visible to start_xmit() |
902 | * before checking for netif_tx_queue_stopped(). Without the | |
a2fbb9ea ET |
903 | * memory barrier, there is a small possibility that start_xmit() |
904 | * will miss it and cause the queue to be stopped forever. | |
905 | */ | |
906 | smp_mb(); | |
907 | ||
908 | /* TBD need a thresh? */ | |
555f6c78 | 909 | if (unlikely(netif_tx_queue_stopped(txq))) { |
a2fbb9ea | 910 | |
555f6c78 | 911 | __netif_tx_lock(txq, smp_processor_id()); |
a2fbb9ea | 912 | |
555f6c78 | 913 | if ((netif_tx_queue_stopped(txq)) && |
da5a662a | 914 | (bp->state == BNX2X_STATE_OPEN) && |
a2fbb9ea | 915 | (bnx2x_tx_avail(fp) >= MAX_SKB_FRAGS + 3)) |
555f6c78 | 916 | netif_tx_wake_queue(txq); |
a2fbb9ea | 917 | |
555f6c78 | 918 | __netif_tx_unlock(txq); |
a2fbb9ea ET |
919 | } |
920 | } | |
921 | ||
3196a88a | 922 | |
a2fbb9ea ET |
923 | static void bnx2x_sp_event(struct bnx2x_fastpath *fp, |
924 | union eth_rx_cqe *rr_cqe) | |
925 | { | |
926 | struct bnx2x *bp = fp->bp; | |
927 | int cid = SW_CID(rr_cqe->ramrod_cqe.conn_and_cmd_data); | |
928 | int command = CQE_CMD(rr_cqe->ramrod_cqe.conn_and_cmd_data); | |
929 | ||
34f80b04 | 930 | DP(BNX2X_MSG_SP, |
a2fbb9ea | 931 | "fp %d cid %d got ramrod #%d state is %x type is %d\n", |
34f80b04 EG |
932 | FP_IDX(fp), cid, command, bp->state, |
933 | rr_cqe->ramrod_cqe.ramrod_type); | |
a2fbb9ea ET |
934 | |
935 | bp->spq_left++; | |
936 | ||
34f80b04 | 937 | if (FP_IDX(fp)) { |
a2fbb9ea ET |
938 | switch (command | fp->state) { |
939 | case (RAMROD_CMD_ID_ETH_CLIENT_SETUP | | |
940 | BNX2X_FP_STATE_OPENING): | |
941 | DP(NETIF_MSG_IFUP, "got MULTI[%d] setup ramrod\n", | |
942 | cid); | |
943 | fp->state = BNX2X_FP_STATE_OPEN; | |
944 | break; | |
945 | ||
946 | case (RAMROD_CMD_ID_ETH_HALT | BNX2X_FP_STATE_HALTING): | |
947 | DP(NETIF_MSG_IFDOWN, "got MULTI[%d] halt ramrod\n", | |
948 | cid); | |
949 | fp->state = BNX2X_FP_STATE_HALTED; | |
950 | break; | |
951 | ||
952 | default: | |
34f80b04 EG |
953 | BNX2X_ERR("unexpected MC reply (%d) " |
954 | "fp->state is %x\n", command, fp->state); | |
955 | break; | |
a2fbb9ea | 956 | } |
34f80b04 | 957 | mb(); /* force bnx2x_wait_ramrod() to see the change */ |
a2fbb9ea ET |
958 | return; |
959 | } | |
c14423fe | 960 | |
a2fbb9ea ET |
961 | switch (command | bp->state) { |
962 | case (RAMROD_CMD_ID_ETH_PORT_SETUP | BNX2X_STATE_OPENING_WAIT4_PORT): | |
963 | DP(NETIF_MSG_IFUP, "got setup ramrod\n"); | |
964 | bp->state = BNX2X_STATE_OPEN; | |
965 | break; | |
966 | ||
967 | case (RAMROD_CMD_ID_ETH_HALT | BNX2X_STATE_CLOSING_WAIT4_HALT): | |
968 | DP(NETIF_MSG_IFDOWN, "got halt ramrod\n"); | |
969 | bp->state = BNX2X_STATE_CLOSING_WAIT4_DELETE; | |
970 | fp->state = BNX2X_FP_STATE_HALTED; | |
971 | break; | |
972 | ||
a2fbb9ea | 973 | case (RAMROD_CMD_ID_ETH_CFC_DEL | BNX2X_STATE_CLOSING_WAIT4_HALT): |
34f80b04 | 974 | DP(NETIF_MSG_IFDOWN, "got delete ramrod for MULTI[%d]\n", cid); |
49d66772 | 975 | bnx2x_fp(bp, cid, state) = BNX2X_FP_STATE_CLOSED; |
a2fbb9ea ET |
976 | break; |
977 | ||
3196a88a | 978 | |
a2fbb9ea | 979 | case (RAMROD_CMD_ID_ETH_SET_MAC | BNX2X_STATE_OPEN): |
34f80b04 | 980 | case (RAMROD_CMD_ID_ETH_SET_MAC | BNX2X_STATE_DIAG): |
a2fbb9ea | 981 | DP(NETIF_MSG_IFUP, "got set mac ramrod\n"); |
bb2a0f7a | 982 | bp->set_mac_pending = 0; |
a2fbb9ea ET |
983 | break; |
984 | ||
49d66772 | 985 | case (RAMROD_CMD_ID_ETH_SET_MAC | BNX2X_STATE_CLOSING_WAIT4_HALT): |
34f80b04 | 986 | DP(NETIF_MSG_IFDOWN, "got (un)set mac ramrod\n"); |
49d66772 ET |
987 | break; |
988 | ||
a2fbb9ea | 989 | default: |
34f80b04 | 990 | BNX2X_ERR("unexpected MC reply (%d) bp->state is %x\n", |
a2fbb9ea | 991 | command, bp->state); |
34f80b04 | 992 | break; |
a2fbb9ea | 993 | } |
34f80b04 | 994 | mb(); /* force bnx2x_wait_ramrod() to see the change */ |
a2fbb9ea ET |
995 | } |
996 | ||
7a9b2557 VZ |
997 | static inline void bnx2x_free_rx_sge(struct bnx2x *bp, |
998 | struct bnx2x_fastpath *fp, u16 index) | |
999 | { | |
1000 | struct sw_rx_page *sw_buf = &fp->rx_page_ring[index]; | |
1001 | struct page *page = sw_buf->page; | |
1002 | struct eth_rx_sge *sge = &fp->rx_sge_ring[index]; | |
1003 | ||
1004 | /* Skip "next page" elements */ | |
1005 | if (!page) | |
1006 | return; | |
1007 | ||
1008 | pci_unmap_page(bp->pdev, pci_unmap_addr(sw_buf, mapping), | |
4f40f2cb | 1009 | SGE_PAGE_SIZE*PAGES_PER_SGE, PCI_DMA_FROMDEVICE); |
7a9b2557 VZ |
1010 | __free_pages(page, PAGES_PER_SGE_SHIFT); |
1011 | ||
1012 | sw_buf->page = NULL; | |
1013 | sge->addr_hi = 0; | |
1014 | sge->addr_lo = 0; | |
1015 | } | |
1016 | ||
1017 | static inline void bnx2x_free_rx_sge_range(struct bnx2x *bp, | |
1018 | struct bnx2x_fastpath *fp, int last) | |
1019 | { | |
1020 | int i; | |
1021 | ||
1022 | for (i = 0; i < last; i++) | |
1023 | bnx2x_free_rx_sge(bp, fp, i); | |
1024 | } | |
1025 | ||
1026 | static inline int bnx2x_alloc_rx_sge(struct bnx2x *bp, | |
1027 | struct bnx2x_fastpath *fp, u16 index) | |
1028 | { | |
1029 | struct page *page = alloc_pages(GFP_ATOMIC, PAGES_PER_SGE_SHIFT); | |
1030 | struct sw_rx_page *sw_buf = &fp->rx_page_ring[index]; | |
1031 | struct eth_rx_sge *sge = &fp->rx_sge_ring[index]; | |
1032 | dma_addr_t mapping; | |
1033 | ||
1034 | if (unlikely(page == NULL)) | |
1035 | return -ENOMEM; | |
1036 | ||
4f40f2cb | 1037 | mapping = pci_map_page(bp->pdev, page, 0, SGE_PAGE_SIZE*PAGES_PER_SGE, |
7a9b2557 | 1038 | PCI_DMA_FROMDEVICE); |
8d8bb39b | 1039 | if (unlikely(dma_mapping_error(&bp->pdev->dev, mapping))) { |
7a9b2557 VZ |
1040 | __free_pages(page, PAGES_PER_SGE_SHIFT); |
1041 | return -ENOMEM; | |
1042 | } | |
1043 | ||
1044 | sw_buf->page = page; | |
1045 | pci_unmap_addr_set(sw_buf, mapping, mapping); | |
1046 | ||
1047 | sge->addr_hi = cpu_to_le32(U64_HI(mapping)); | |
1048 | sge->addr_lo = cpu_to_le32(U64_LO(mapping)); | |
1049 | ||
1050 | return 0; | |
1051 | } | |
1052 | ||
a2fbb9ea ET |
1053 | static inline int bnx2x_alloc_rx_skb(struct bnx2x *bp, |
1054 | struct bnx2x_fastpath *fp, u16 index) | |
1055 | { | |
1056 | struct sk_buff *skb; | |
1057 | struct sw_rx_bd *rx_buf = &fp->rx_buf_ring[index]; | |
1058 | struct eth_rx_bd *rx_bd = &fp->rx_desc_ring[index]; | |
1059 | dma_addr_t mapping; | |
1060 | ||
1061 | skb = netdev_alloc_skb(bp->dev, bp->rx_buf_size); | |
1062 | if (unlikely(skb == NULL)) | |
1063 | return -ENOMEM; | |
1064 | ||
437cf2f1 | 1065 | mapping = pci_map_single(bp->pdev, skb->data, bp->rx_buf_size, |
a2fbb9ea | 1066 | PCI_DMA_FROMDEVICE); |
8d8bb39b | 1067 | if (unlikely(dma_mapping_error(&bp->pdev->dev, mapping))) { |
a2fbb9ea ET |
1068 | dev_kfree_skb(skb); |
1069 | return -ENOMEM; | |
1070 | } | |
1071 | ||
1072 | rx_buf->skb = skb; | |
1073 | pci_unmap_addr_set(rx_buf, mapping, mapping); | |
1074 | ||
1075 | rx_bd->addr_hi = cpu_to_le32(U64_HI(mapping)); | |
1076 | rx_bd->addr_lo = cpu_to_le32(U64_LO(mapping)); | |
1077 | ||
1078 | return 0; | |
1079 | } | |
1080 | ||
1081 | /* note that we are not allocating a new skb, | |
1082 | * we are just moving one from cons to prod | |
1083 | * we are not creating a new mapping, | |
1084 | * so there is no need to check for dma_mapping_error(). | |
1085 | */ | |
1086 | static void bnx2x_reuse_rx_skb(struct bnx2x_fastpath *fp, | |
1087 | struct sk_buff *skb, u16 cons, u16 prod) | |
1088 | { | |
1089 | struct bnx2x *bp = fp->bp; | |
1090 | struct sw_rx_bd *cons_rx_buf = &fp->rx_buf_ring[cons]; | |
1091 | struct sw_rx_bd *prod_rx_buf = &fp->rx_buf_ring[prod]; | |
1092 | struct eth_rx_bd *cons_bd = &fp->rx_desc_ring[cons]; | |
1093 | struct eth_rx_bd *prod_bd = &fp->rx_desc_ring[prod]; | |
1094 | ||
1095 | pci_dma_sync_single_for_device(bp->pdev, | |
1096 | pci_unmap_addr(cons_rx_buf, mapping), | |
87942b46 | 1097 | RX_COPY_THRESH, PCI_DMA_FROMDEVICE); |
a2fbb9ea ET |
1098 | |
1099 | prod_rx_buf->skb = cons_rx_buf->skb; | |
1100 | pci_unmap_addr_set(prod_rx_buf, mapping, | |
1101 | pci_unmap_addr(cons_rx_buf, mapping)); | |
1102 | *prod_bd = *cons_bd; | |
1103 | } | |
1104 | ||
7a9b2557 VZ |
1105 | static inline void bnx2x_update_last_max_sge(struct bnx2x_fastpath *fp, |
1106 | u16 idx) | |
1107 | { | |
1108 | u16 last_max = fp->last_max_sge; | |
1109 | ||
1110 | if (SUB_S16(idx, last_max) > 0) | |
1111 | fp->last_max_sge = idx; | |
1112 | } | |
1113 | ||
1114 | static void bnx2x_clear_sge_mask_next_elems(struct bnx2x_fastpath *fp) | |
1115 | { | |
1116 | int i, j; | |
1117 | ||
1118 | for (i = 1; i <= NUM_RX_SGE_PAGES; i++) { | |
1119 | int idx = RX_SGE_CNT * i - 1; | |
1120 | ||
1121 | for (j = 0; j < 2; j++) { | |
1122 | SGE_MASK_CLEAR_BIT(fp, idx); | |
1123 | idx--; | |
1124 | } | |
1125 | } | |
1126 | } | |
1127 | ||
1128 | static void bnx2x_update_sge_prod(struct bnx2x_fastpath *fp, | |
1129 | struct eth_fast_path_rx_cqe *fp_cqe) | |
1130 | { | |
1131 | struct bnx2x *bp = fp->bp; | |
4f40f2cb | 1132 | u16 sge_len = SGE_PAGE_ALIGN(le16_to_cpu(fp_cqe->pkt_len) - |
7a9b2557 | 1133 | le16_to_cpu(fp_cqe->len_on_bd)) >> |
4f40f2cb | 1134 | SGE_PAGE_SHIFT; |
7a9b2557 VZ |
1135 | u16 last_max, last_elem, first_elem; |
1136 | u16 delta = 0; | |
1137 | u16 i; | |
1138 | ||
1139 | if (!sge_len) | |
1140 | return; | |
1141 | ||
1142 | /* First mark all used pages */ | |
1143 | for (i = 0; i < sge_len; i++) | |
1144 | SGE_MASK_CLEAR_BIT(fp, RX_SGE(le16_to_cpu(fp_cqe->sgl[i]))); | |
1145 | ||
1146 | DP(NETIF_MSG_RX_STATUS, "fp_cqe->sgl[%d] = %d\n", | |
1147 | sge_len - 1, le16_to_cpu(fp_cqe->sgl[sge_len - 1])); | |
1148 | ||
1149 | /* Here we assume that the last SGE index is the biggest */ | |
1150 | prefetch((void *)(fp->sge_mask)); | |
1151 | bnx2x_update_last_max_sge(fp, le16_to_cpu(fp_cqe->sgl[sge_len - 1])); | |
1152 | ||
1153 | last_max = RX_SGE(fp->last_max_sge); | |
1154 | last_elem = last_max >> RX_SGE_MASK_ELEM_SHIFT; | |
1155 | first_elem = RX_SGE(fp->rx_sge_prod) >> RX_SGE_MASK_ELEM_SHIFT; | |
1156 | ||
1157 | /* If ring is not full */ | |
1158 | if (last_elem + 1 != first_elem) | |
1159 | last_elem++; | |
1160 | ||
1161 | /* Now update the prod */ | |
1162 | for (i = first_elem; i != last_elem; i = NEXT_SGE_MASK_ELEM(i)) { | |
1163 | if (likely(fp->sge_mask[i])) | |
1164 | break; | |
1165 | ||
1166 | fp->sge_mask[i] = RX_SGE_MASK_ELEM_ONE_MASK; | |
1167 | delta += RX_SGE_MASK_ELEM_SZ; | |
1168 | } | |
1169 | ||
1170 | if (delta > 0) { | |
1171 | fp->rx_sge_prod += delta; | |
1172 | /* clear page-end entries */ | |
1173 | bnx2x_clear_sge_mask_next_elems(fp); | |
1174 | } | |
1175 | ||
1176 | DP(NETIF_MSG_RX_STATUS, | |
1177 | "fp->last_max_sge = %d fp->rx_sge_prod = %d\n", | |
1178 | fp->last_max_sge, fp->rx_sge_prod); | |
1179 | } | |
1180 | ||
1181 | static inline void bnx2x_init_sge_ring_bit_mask(struct bnx2x_fastpath *fp) | |
1182 | { | |
1183 | /* Set the mask to all 1-s: it's faster to compare to 0 than to 0xf-s */ | |
1184 | memset(fp->sge_mask, 0xff, | |
1185 | (NUM_RX_SGE >> RX_SGE_MASK_ELEM_SHIFT)*sizeof(u64)); | |
1186 | ||
33471629 EG |
1187 | /* Clear the two last indices in the page to 1: |
1188 | these are the indices that correspond to the "next" element, | |
7a9b2557 VZ |
1189 | hence will never be indicated and should be removed from |
1190 | the calculations. */ | |
1191 | bnx2x_clear_sge_mask_next_elems(fp); | |
1192 | } | |
1193 | ||
1194 | static void bnx2x_tpa_start(struct bnx2x_fastpath *fp, u16 queue, | |
1195 | struct sk_buff *skb, u16 cons, u16 prod) | |
1196 | { | |
1197 | struct bnx2x *bp = fp->bp; | |
1198 | struct sw_rx_bd *cons_rx_buf = &fp->rx_buf_ring[cons]; | |
1199 | struct sw_rx_bd *prod_rx_buf = &fp->rx_buf_ring[prod]; | |
1200 | struct eth_rx_bd *prod_bd = &fp->rx_desc_ring[prod]; | |
1201 | dma_addr_t mapping; | |
1202 | ||
1203 | /* move empty skb from pool to prod and map it */ | |
1204 | prod_rx_buf->skb = fp->tpa_pool[queue].skb; | |
1205 | mapping = pci_map_single(bp->pdev, fp->tpa_pool[queue].skb->data, | |
437cf2f1 | 1206 | bp->rx_buf_size, PCI_DMA_FROMDEVICE); |
7a9b2557 VZ |
1207 | pci_unmap_addr_set(prod_rx_buf, mapping, mapping); |
1208 | ||
1209 | /* move partial skb from cons to pool (don't unmap yet) */ | |
1210 | fp->tpa_pool[queue] = *cons_rx_buf; | |
1211 | ||
1212 | /* mark bin state as start - print error if current state != stop */ | |
1213 | if (fp->tpa_state[queue] != BNX2X_TPA_STOP) | |
1214 | BNX2X_ERR("start of bin not in stop [%d]\n", queue); | |
1215 | ||
1216 | fp->tpa_state[queue] = BNX2X_TPA_START; | |
1217 | ||
1218 | /* point prod_bd to new skb */ | |
1219 | prod_bd->addr_hi = cpu_to_le32(U64_HI(mapping)); | |
1220 | prod_bd->addr_lo = cpu_to_le32(U64_LO(mapping)); | |
1221 | ||
1222 | #ifdef BNX2X_STOP_ON_ERROR | |
1223 | fp->tpa_queue_used |= (1 << queue); | |
1224 | #ifdef __powerpc64__ | |
1225 | DP(NETIF_MSG_RX_STATUS, "fp->tpa_queue_used = 0x%lx\n", | |
1226 | #else | |
1227 | DP(NETIF_MSG_RX_STATUS, "fp->tpa_queue_used = 0x%llx\n", | |
1228 | #endif | |
1229 | fp->tpa_queue_used); | |
1230 | #endif | |
1231 | } | |
1232 | ||
1233 | static int bnx2x_fill_frag_skb(struct bnx2x *bp, struct bnx2x_fastpath *fp, | |
1234 | struct sk_buff *skb, | |
1235 | struct eth_fast_path_rx_cqe *fp_cqe, | |
1236 | u16 cqe_idx) | |
1237 | { | |
1238 | struct sw_rx_page *rx_pg, old_rx_pg; | |
7a9b2557 VZ |
1239 | u16 len_on_bd = le16_to_cpu(fp_cqe->len_on_bd); |
1240 | u32 i, frag_len, frag_size, pages; | |
1241 | int err; | |
1242 | int j; | |
1243 | ||
1244 | frag_size = le16_to_cpu(fp_cqe->pkt_len) - len_on_bd; | |
4f40f2cb | 1245 | pages = SGE_PAGE_ALIGN(frag_size) >> SGE_PAGE_SHIFT; |
7a9b2557 VZ |
1246 | |
1247 | /* This is needed in order to enable forwarding support */ | |
1248 | if (frag_size) | |
4f40f2cb | 1249 | skb_shinfo(skb)->gso_size = min((u32)SGE_PAGE_SIZE, |
7a9b2557 VZ |
1250 | max(frag_size, (u32)len_on_bd)); |
1251 | ||
1252 | #ifdef BNX2X_STOP_ON_ERROR | |
4f40f2cb EG |
1253 | if (pages > |
1254 | min((u32)8, (u32)MAX_SKB_FRAGS) * SGE_PAGE_SIZE * PAGES_PER_SGE) { | |
7a9b2557 VZ |
1255 | BNX2X_ERR("SGL length is too long: %d. CQE index is %d\n", |
1256 | pages, cqe_idx); | |
1257 | BNX2X_ERR("fp_cqe->pkt_len = %d fp_cqe->len_on_bd = %d\n", | |
1258 | fp_cqe->pkt_len, len_on_bd); | |
1259 | bnx2x_panic(); | |
1260 | return -EINVAL; | |
1261 | } | |
1262 | #endif | |
1263 | ||
1264 | /* Run through the SGL and compose the fragmented skb */ | |
1265 | for (i = 0, j = 0; i < pages; i += PAGES_PER_SGE, j++) { | |
1266 | u16 sge_idx = RX_SGE(le16_to_cpu(fp_cqe->sgl[j])); | |
1267 | ||
1268 | /* FW gives the indices of the SGE as if the ring is an array | |
1269 | (meaning that "next" element will consume 2 indices) */ | |
4f40f2cb | 1270 | frag_len = min(frag_size, (u32)(SGE_PAGE_SIZE*PAGES_PER_SGE)); |
7a9b2557 | 1271 | rx_pg = &fp->rx_page_ring[sge_idx]; |
7a9b2557 VZ |
1272 | old_rx_pg = *rx_pg; |
1273 | ||
1274 | /* If we fail to allocate a substitute page, we simply stop | |
1275 | where we are and drop the whole packet */ | |
1276 | err = bnx2x_alloc_rx_sge(bp, fp, sge_idx); | |
1277 | if (unlikely(err)) { | |
de832a55 | 1278 | fp->eth_q_stats.rx_skb_alloc_failed++; |
7a9b2557 VZ |
1279 | return err; |
1280 | } | |
1281 | ||
1282 | /* Unmap the page as we r going to pass it to the stack */ | |
1283 | pci_unmap_page(bp->pdev, pci_unmap_addr(&old_rx_pg, mapping), | |
4f40f2cb | 1284 | SGE_PAGE_SIZE*PAGES_PER_SGE, PCI_DMA_FROMDEVICE); |
7a9b2557 VZ |
1285 | |
1286 | /* Add one frag and update the appropriate fields in the skb */ | |
1287 | skb_fill_page_desc(skb, j, old_rx_pg.page, 0, frag_len); | |
1288 | ||
1289 | skb->data_len += frag_len; | |
1290 | skb->truesize += frag_len; | |
1291 | skb->len += frag_len; | |
1292 | ||
1293 | frag_size -= frag_len; | |
1294 | } | |
1295 | ||
1296 | return 0; | |
1297 | } | |
1298 | ||
1299 | static void bnx2x_tpa_stop(struct bnx2x *bp, struct bnx2x_fastpath *fp, | |
1300 | u16 queue, int pad, int len, union eth_rx_cqe *cqe, | |
1301 | u16 cqe_idx) | |
1302 | { | |
1303 | struct sw_rx_bd *rx_buf = &fp->tpa_pool[queue]; | |
1304 | struct sk_buff *skb = rx_buf->skb; | |
1305 | /* alloc new skb */ | |
1306 | struct sk_buff *new_skb = netdev_alloc_skb(bp->dev, bp->rx_buf_size); | |
1307 | ||
1308 | /* Unmap skb in the pool anyway, as we are going to change | |
1309 | pool entry status to BNX2X_TPA_STOP even if new skb allocation | |
1310 | fails. */ | |
1311 | pci_unmap_single(bp->pdev, pci_unmap_addr(rx_buf, mapping), | |
437cf2f1 | 1312 | bp->rx_buf_size, PCI_DMA_FROMDEVICE); |
7a9b2557 | 1313 | |
7a9b2557 | 1314 | if (likely(new_skb)) { |
66e855f3 YG |
1315 | /* fix ip xsum and give it to the stack */ |
1316 | /* (no need to map the new skb) */ | |
0c6671b0 EG |
1317 | #ifdef BCM_VLAN |
1318 | int is_vlan_cqe = | |
1319 | (le16_to_cpu(cqe->fast_path_cqe.pars_flags.flags) & | |
1320 | PARSING_FLAGS_VLAN); | |
1321 | int is_not_hwaccel_vlan_cqe = | |
1322 | (is_vlan_cqe && (!(bp->flags & HW_VLAN_RX_FLAG))); | |
1323 | #endif | |
7a9b2557 VZ |
1324 | |
1325 | prefetch(skb); | |
1326 | prefetch(((char *)(skb)) + 128); | |
1327 | ||
7a9b2557 VZ |
1328 | #ifdef BNX2X_STOP_ON_ERROR |
1329 | if (pad + len > bp->rx_buf_size) { | |
1330 | BNX2X_ERR("skb_put is about to fail... " | |
1331 | "pad %d len %d rx_buf_size %d\n", | |
1332 | pad, len, bp->rx_buf_size); | |
1333 | bnx2x_panic(); | |
1334 | return; | |
1335 | } | |
1336 | #endif | |
1337 | ||
1338 | skb_reserve(skb, pad); | |
1339 | skb_put(skb, len); | |
1340 | ||
1341 | skb->protocol = eth_type_trans(skb, bp->dev); | |
1342 | skb->ip_summed = CHECKSUM_UNNECESSARY; | |
1343 | ||
1344 | { | |
1345 | struct iphdr *iph; | |
1346 | ||
1347 | iph = (struct iphdr *)skb->data; | |
0c6671b0 EG |
1348 | #ifdef BCM_VLAN |
1349 | /* If there is no Rx VLAN offloading - | |
1350 | take VLAN tag into an account */ | |
1351 | if (unlikely(is_not_hwaccel_vlan_cqe)) | |
1352 | iph = (struct iphdr *)((u8 *)iph + VLAN_HLEN); | |
1353 | #endif | |
7a9b2557 VZ |
1354 | iph->check = 0; |
1355 | iph->check = ip_fast_csum((u8 *)iph, iph->ihl); | |
1356 | } | |
1357 | ||
1358 | if (!bnx2x_fill_frag_skb(bp, fp, skb, | |
1359 | &cqe->fast_path_cqe, cqe_idx)) { | |
1360 | #ifdef BCM_VLAN | |
0c6671b0 EG |
1361 | if ((bp->vlgrp != NULL) && is_vlan_cqe && |
1362 | (!is_not_hwaccel_vlan_cqe)) | |
7a9b2557 VZ |
1363 | vlan_hwaccel_receive_skb(skb, bp->vlgrp, |
1364 | le16_to_cpu(cqe->fast_path_cqe. | |
1365 | vlan_tag)); | |
1366 | else | |
1367 | #endif | |
1368 | netif_receive_skb(skb); | |
1369 | } else { | |
1370 | DP(NETIF_MSG_RX_STATUS, "Failed to allocate new pages" | |
1371 | " - dropping packet!\n"); | |
1372 | dev_kfree_skb(skb); | |
1373 | } | |
1374 | ||
7a9b2557 VZ |
1375 | |
1376 | /* put new skb in bin */ | |
1377 | fp->tpa_pool[queue].skb = new_skb; | |
1378 | ||
1379 | } else { | |
66e855f3 | 1380 | /* else drop the packet and keep the buffer in the bin */ |
7a9b2557 VZ |
1381 | DP(NETIF_MSG_RX_STATUS, |
1382 | "Failed to allocate new skb - dropping packet!\n"); | |
de832a55 | 1383 | fp->eth_q_stats.rx_skb_alloc_failed++; |
7a9b2557 VZ |
1384 | } |
1385 | ||
1386 | fp->tpa_state[queue] = BNX2X_TPA_STOP; | |
1387 | } | |
1388 | ||
1389 | static inline void bnx2x_update_rx_prod(struct bnx2x *bp, | |
1390 | struct bnx2x_fastpath *fp, | |
1391 | u16 bd_prod, u16 rx_comp_prod, | |
1392 | u16 rx_sge_prod) | |
1393 | { | |
8d9c5f34 | 1394 | struct ustorm_eth_rx_producers rx_prods = {0}; |
7a9b2557 VZ |
1395 | int i; |
1396 | ||
1397 | /* Update producers */ | |
1398 | rx_prods.bd_prod = bd_prod; | |
1399 | rx_prods.cqe_prod = rx_comp_prod; | |
1400 | rx_prods.sge_prod = rx_sge_prod; | |
1401 | ||
58f4c4cf EG |
1402 | /* |
1403 | * Make sure that the BD and SGE data is updated before updating the | |
1404 | * producers since FW might read the BD/SGE right after the producer | |
1405 | * is updated. | |
1406 | * This is only applicable for weak-ordered memory model archs such | |
1407 | * as IA-64. The following barrier is also mandatory since FW will | |
1408 | * assumes BDs must have buffers. | |
1409 | */ | |
1410 | wmb(); | |
1411 | ||
8d9c5f34 EG |
1412 | for (i = 0; i < sizeof(struct ustorm_eth_rx_producers)/4; i++) |
1413 | REG_WR(bp, BAR_USTRORM_INTMEM + | |
1414 | USTORM_RX_PRODS_OFFSET(BP_PORT(bp), FP_CL_ID(fp)) + i*4, | |
7a9b2557 VZ |
1415 | ((u32 *)&rx_prods)[i]); |
1416 | ||
58f4c4cf EG |
1417 | mmiowb(); /* keep prod updates ordered */ |
1418 | ||
7a9b2557 | 1419 | DP(NETIF_MSG_RX_STATUS, |
555f6c78 EG |
1420 | "queue[%d]: wrote bd_prod %u cqe_prod %u sge_prod %u\n", |
1421 | fp->index, bd_prod, rx_comp_prod, rx_sge_prod); | |
7a9b2557 VZ |
1422 | } |
1423 | ||
a2fbb9ea ET |
1424 | static int bnx2x_rx_int(struct bnx2x_fastpath *fp, int budget) |
1425 | { | |
1426 | struct bnx2x *bp = fp->bp; | |
34f80b04 | 1427 | u16 bd_cons, bd_prod, bd_prod_fw, comp_ring_cons; |
a2fbb9ea ET |
1428 | u16 hw_comp_cons, sw_comp_cons, sw_comp_prod; |
1429 | int rx_pkt = 0; | |
1430 | ||
1431 | #ifdef BNX2X_STOP_ON_ERROR | |
1432 | if (unlikely(bp->panic)) | |
1433 | return 0; | |
1434 | #endif | |
1435 | ||
34f80b04 EG |
1436 | /* CQ "next element" is of the size of the regular element, |
1437 | that's why it's ok here */ | |
a2fbb9ea ET |
1438 | hw_comp_cons = le16_to_cpu(*fp->rx_cons_sb); |
1439 | if ((hw_comp_cons & MAX_RCQ_DESC_CNT) == MAX_RCQ_DESC_CNT) | |
1440 | hw_comp_cons++; | |
1441 | ||
1442 | bd_cons = fp->rx_bd_cons; | |
1443 | bd_prod = fp->rx_bd_prod; | |
34f80b04 | 1444 | bd_prod_fw = bd_prod; |
a2fbb9ea ET |
1445 | sw_comp_cons = fp->rx_comp_cons; |
1446 | sw_comp_prod = fp->rx_comp_prod; | |
1447 | ||
1448 | /* Memory barrier necessary as speculative reads of the rx | |
1449 | * buffer can be ahead of the index in the status block | |
1450 | */ | |
1451 | rmb(); | |
1452 | ||
1453 | DP(NETIF_MSG_RX_STATUS, | |
1454 | "queue[%d]: hw_comp_cons %u sw_comp_cons %u\n", | |
34f80b04 | 1455 | FP_IDX(fp), hw_comp_cons, sw_comp_cons); |
a2fbb9ea ET |
1456 | |
1457 | while (sw_comp_cons != hw_comp_cons) { | |
34f80b04 | 1458 | struct sw_rx_bd *rx_buf = NULL; |
a2fbb9ea ET |
1459 | struct sk_buff *skb; |
1460 | union eth_rx_cqe *cqe; | |
34f80b04 EG |
1461 | u8 cqe_fp_flags; |
1462 | u16 len, pad; | |
a2fbb9ea ET |
1463 | |
1464 | comp_ring_cons = RCQ_BD(sw_comp_cons); | |
1465 | bd_prod = RX_BD(bd_prod); | |
1466 | bd_cons = RX_BD(bd_cons); | |
1467 | ||
1468 | cqe = &fp->rx_comp_ring[comp_ring_cons]; | |
34f80b04 | 1469 | cqe_fp_flags = cqe->fast_path_cqe.type_error_flags; |
a2fbb9ea | 1470 | |
a2fbb9ea | 1471 | DP(NETIF_MSG_RX_STATUS, "CQE type %x err %x status %x" |
34f80b04 EG |
1472 | " queue %x vlan %x len %u\n", CQE_TYPE(cqe_fp_flags), |
1473 | cqe_fp_flags, cqe->fast_path_cqe.status_flags, | |
68d59484 | 1474 | le32_to_cpu(cqe->fast_path_cqe.rss_hash_result), |
34f80b04 EG |
1475 | le16_to_cpu(cqe->fast_path_cqe.vlan_tag), |
1476 | le16_to_cpu(cqe->fast_path_cqe.pkt_len)); | |
a2fbb9ea ET |
1477 | |
1478 | /* is this a slowpath msg? */ | |
34f80b04 | 1479 | if (unlikely(CQE_TYPE(cqe_fp_flags))) { |
a2fbb9ea ET |
1480 | bnx2x_sp_event(fp, cqe); |
1481 | goto next_cqe; | |
1482 | ||
1483 | /* this is an rx packet */ | |
1484 | } else { | |
1485 | rx_buf = &fp->rx_buf_ring[bd_cons]; | |
1486 | skb = rx_buf->skb; | |
a2fbb9ea ET |
1487 | len = le16_to_cpu(cqe->fast_path_cqe.pkt_len); |
1488 | pad = cqe->fast_path_cqe.placement_offset; | |
1489 | ||
7a9b2557 VZ |
1490 | /* If CQE is marked both TPA_START and TPA_END |
1491 | it is a non-TPA CQE */ | |
1492 | if ((!fp->disable_tpa) && | |
1493 | (TPA_TYPE(cqe_fp_flags) != | |
1494 | (TPA_TYPE_START | TPA_TYPE_END))) { | |
3196a88a | 1495 | u16 queue = cqe->fast_path_cqe.queue_index; |
7a9b2557 VZ |
1496 | |
1497 | if (TPA_TYPE(cqe_fp_flags) == TPA_TYPE_START) { | |
1498 | DP(NETIF_MSG_RX_STATUS, | |
1499 | "calling tpa_start on queue %d\n", | |
1500 | queue); | |
1501 | ||
1502 | bnx2x_tpa_start(fp, queue, skb, | |
1503 | bd_cons, bd_prod); | |
1504 | goto next_rx; | |
1505 | } | |
1506 | ||
1507 | if (TPA_TYPE(cqe_fp_flags) == TPA_TYPE_END) { | |
1508 | DP(NETIF_MSG_RX_STATUS, | |
1509 | "calling tpa_stop on queue %d\n", | |
1510 | queue); | |
1511 | ||
1512 | if (!BNX2X_RX_SUM_FIX(cqe)) | |
1513 | BNX2X_ERR("STOP on none TCP " | |
1514 | "data\n"); | |
1515 | ||
1516 | /* This is a size of the linear data | |
1517 | on this skb */ | |
1518 | len = le16_to_cpu(cqe->fast_path_cqe. | |
1519 | len_on_bd); | |
1520 | bnx2x_tpa_stop(bp, fp, queue, pad, | |
1521 | len, cqe, comp_ring_cons); | |
1522 | #ifdef BNX2X_STOP_ON_ERROR | |
1523 | if (bp->panic) | |
1524 | return -EINVAL; | |
1525 | #endif | |
1526 | ||
1527 | bnx2x_update_sge_prod(fp, | |
1528 | &cqe->fast_path_cqe); | |
1529 | goto next_cqe; | |
1530 | } | |
1531 | } | |
1532 | ||
a2fbb9ea ET |
1533 | pci_dma_sync_single_for_device(bp->pdev, |
1534 | pci_unmap_addr(rx_buf, mapping), | |
1535 | pad + RX_COPY_THRESH, | |
1536 | PCI_DMA_FROMDEVICE); | |
1537 | prefetch(skb); | |
1538 | prefetch(((char *)(skb)) + 128); | |
1539 | ||
1540 | /* is this an error packet? */ | |
34f80b04 | 1541 | if (unlikely(cqe_fp_flags & ETH_RX_ERROR_FALGS)) { |
a2fbb9ea | 1542 | DP(NETIF_MSG_RX_ERR, |
34f80b04 EG |
1543 | "ERROR flags %x rx packet %u\n", |
1544 | cqe_fp_flags, sw_comp_cons); | |
de832a55 | 1545 | fp->eth_q_stats.rx_err_discard_pkt++; |
a2fbb9ea ET |
1546 | goto reuse_rx; |
1547 | } | |
1548 | ||
1549 | /* Since we don't have a jumbo ring | |
1550 | * copy small packets if mtu > 1500 | |
1551 | */ | |
1552 | if ((bp->dev->mtu > ETH_MAX_PACKET_SIZE) && | |
1553 | (len <= RX_COPY_THRESH)) { | |
1554 | struct sk_buff *new_skb; | |
1555 | ||
1556 | new_skb = netdev_alloc_skb(bp->dev, | |
1557 | len + pad); | |
1558 | if (new_skb == NULL) { | |
1559 | DP(NETIF_MSG_RX_ERR, | |
34f80b04 | 1560 | "ERROR packet dropped " |
a2fbb9ea | 1561 | "because of alloc failure\n"); |
de832a55 | 1562 | fp->eth_q_stats.rx_skb_alloc_failed++; |
a2fbb9ea ET |
1563 | goto reuse_rx; |
1564 | } | |
1565 | ||
1566 | /* aligned copy */ | |
1567 | skb_copy_from_linear_data_offset(skb, pad, | |
1568 | new_skb->data + pad, len); | |
1569 | skb_reserve(new_skb, pad); | |
1570 | skb_put(new_skb, len); | |
1571 | ||
1572 | bnx2x_reuse_rx_skb(fp, skb, bd_cons, bd_prod); | |
1573 | ||
1574 | skb = new_skb; | |
1575 | ||
1576 | } else if (bnx2x_alloc_rx_skb(bp, fp, bd_prod) == 0) { | |
1577 | pci_unmap_single(bp->pdev, | |
1578 | pci_unmap_addr(rx_buf, mapping), | |
437cf2f1 | 1579 | bp->rx_buf_size, |
a2fbb9ea ET |
1580 | PCI_DMA_FROMDEVICE); |
1581 | skb_reserve(skb, pad); | |
1582 | skb_put(skb, len); | |
1583 | ||
1584 | } else { | |
1585 | DP(NETIF_MSG_RX_ERR, | |
34f80b04 | 1586 | "ERROR packet dropped because " |
a2fbb9ea | 1587 | "of alloc failure\n"); |
de832a55 | 1588 | fp->eth_q_stats.rx_skb_alloc_failed++; |
a2fbb9ea ET |
1589 | reuse_rx: |
1590 | bnx2x_reuse_rx_skb(fp, skb, bd_cons, bd_prod); | |
1591 | goto next_rx; | |
1592 | } | |
1593 | ||
1594 | skb->protocol = eth_type_trans(skb, bp->dev); | |
1595 | ||
1596 | skb->ip_summed = CHECKSUM_NONE; | |
66e855f3 | 1597 | if (bp->rx_csum) { |
1adcd8be EG |
1598 | if (likely(BNX2X_RX_CSUM_OK(cqe))) |
1599 | skb->ip_summed = CHECKSUM_UNNECESSARY; | |
66e855f3 | 1600 | else |
de832a55 | 1601 | fp->eth_q_stats.hw_csum_err++; |
66e855f3 | 1602 | } |
a2fbb9ea ET |
1603 | } |
1604 | ||
748e5439 | 1605 | skb_record_rx_queue(skb, fp->index); |
a2fbb9ea | 1606 | #ifdef BCM_VLAN |
0c6671b0 | 1607 | if ((bp->vlgrp != NULL) && (bp->flags & HW_VLAN_RX_FLAG) && |
34f80b04 EG |
1608 | (le16_to_cpu(cqe->fast_path_cqe.pars_flags.flags) & |
1609 | PARSING_FLAGS_VLAN)) | |
a2fbb9ea ET |
1610 | vlan_hwaccel_receive_skb(skb, bp->vlgrp, |
1611 | le16_to_cpu(cqe->fast_path_cqe.vlan_tag)); | |
1612 | else | |
1613 | #endif | |
34f80b04 | 1614 | netif_receive_skb(skb); |
a2fbb9ea | 1615 | |
a2fbb9ea ET |
1616 | |
1617 | next_rx: | |
1618 | rx_buf->skb = NULL; | |
1619 | ||
1620 | bd_cons = NEXT_RX_IDX(bd_cons); | |
1621 | bd_prod = NEXT_RX_IDX(bd_prod); | |
34f80b04 EG |
1622 | bd_prod_fw = NEXT_RX_IDX(bd_prod_fw); |
1623 | rx_pkt++; | |
a2fbb9ea ET |
1624 | next_cqe: |
1625 | sw_comp_prod = NEXT_RCQ_IDX(sw_comp_prod); | |
1626 | sw_comp_cons = NEXT_RCQ_IDX(sw_comp_cons); | |
a2fbb9ea | 1627 | |
34f80b04 | 1628 | if (rx_pkt == budget) |
a2fbb9ea ET |
1629 | break; |
1630 | } /* while */ | |
1631 | ||
1632 | fp->rx_bd_cons = bd_cons; | |
34f80b04 | 1633 | fp->rx_bd_prod = bd_prod_fw; |
a2fbb9ea ET |
1634 | fp->rx_comp_cons = sw_comp_cons; |
1635 | fp->rx_comp_prod = sw_comp_prod; | |
1636 | ||
7a9b2557 VZ |
1637 | /* Update producers */ |
1638 | bnx2x_update_rx_prod(bp, fp, bd_prod_fw, sw_comp_prod, | |
1639 | fp->rx_sge_prod); | |
a2fbb9ea ET |
1640 | |
1641 | fp->rx_pkt += rx_pkt; | |
1642 | fp->rx_calls++; | |
1643 | ||
1644 | return rx_pkt; | |
1645 | } | |
1646 | ||
1647 | static irqreturn_t bnx2x_msix_fp_int(int irq, void *fp_cookie) | |
1648 | { | |
1649 | struct bnx2x_fastpath *fp = fp_cookie; | |
1650 | struct bnx2x *bp = fp->bp; | |
34f80b04 | 1651 | int index = FP_IDX(fp); |
a2fbb9ea | 1652 | |
da5a662a VZ |
1653 | /* Return here if interrupt is disabled */ |
1654 | if (unlikely(atomic_read(&bp->intr_sem) != 0)) { | |
1655 | DP(NETIF_MSG_INTR, "called but intr_sem not 0, returning\n"); | |
1656 | return IRQ_HANDLED; | |
1657 | } | |
1658 | ||
34f80b04 EG |
1659 | DP(BNX2X_MSG_FP, "got an MSI-X interrupt on IDX:SB [%d:%d]\n", |
1660 | index, FP_SB_ID(fp)); | |
1661 | bnx2x_ack_sb(bp, FP_SB_ID(fp), USTORM_ID, 0, IGU_INT_DISABLE, 0); | |
a2fbb9ea ET |
1662 | |
1663 | #ifdef BNX2X_STOP_ON_ERROR | |
1664 | if (unlikely(bp->panic)) | |
1665 | return IRQ_HANDLED; | |
1666 | #endif | |
1667 | ||
1668 | prefetch(fp->rx_cons_sb); | |
1669 | prefetch(fp->tx_cons_sb); | |
1670 | prefetch(&fp->status_blk->c_status_block.status_block_index); | |
1671 | prefetch(&fp->status_blk->u_status_block.status_block_index); | |
1672 | ||
288379f0 | 1673 | napi_schedule(&bnx2x_fp(bp, index, napi)); |
34f80b04 | 1674 | |
a2fbb9ea ET |
1675 | return IRQ_HANDLED; |
1676 | } | |
1677 | ||
1678 | static irqreturn_t bnx2x_interrupt(int irq, void *dev_instance) | |
1679 | { | |
555f6c78 | 1680 | struct bnx2x *bp = netdev_priv(dev_instance); |
a2fbb9ea | 1681 | u16 status = bnx2x_ack_int(bp); |
34f80b04 | 1682 | u16 mask; |
a2fbb9ea | 1683 | |
34f80b04 | 1684 | /* Return here if interrupt is shared and it's not for us */ |
a2fbb9ea ET |
1685 | if (unlikely(status == 0)) { |
1686 | DP(NETIF_MSG_INTR, "not our interrupt!\n"); | |
1687 | return IRQ_NONE; | |
1688 | } | |
34f80b04 | 1689 | DP(NETIF_MSG_INTR, "got an interrupt status %u\n", status); |
a2fbb9ea | 1690 | |
34f80b04 | 1691 | /* Return here if interrupt is disabled */ |
a2fbb9ea ET |
1692 | if (unlikely(atomic_read(&bp->intr_sem) != 0)) { |
1693 | DP(NETIF_MSG_INTR, "called but intr_sem not 0, returning\n"); | |
1694 | return IRQ_HANDLED; | |
1695 | } | |
1696 | ||
3196a88a EG |
1697 | #ifdef BNX2X_STOP_ON_ERROR |
1698 | if (unlikely(bp->panic)) | |
1699 | return IRQ_HANDLED; | |
1700 | #endif | |
1701 | ||
34f80b04 EG |
1702 | mask = 0x2 << bp->fp[0].sb_id; |
1703 | if (status & mask) { | |
a2fbb9ea ET |
1704 | struct bnx2x_fastpath *fp = &bp->fp[0]; |
1705 | ||
1706 | prefetch(fp->rx_cons_sb); | |
1707 | prefetch(fp->tx_cons_sb); | |
1708 | prefetch(&fp->status_blk->c_status_block.status_block_index); | |
1709 | prefetch(&fp->status_blk->u_status_block.status_block_index); | |
1710 | ||
288379f0 | 1711 | napi_schedule(&bnx2x_fp(bp, 0, napi)); |
a2fbb9ea | 1712 | |
34f80b04 | 1713 | status &= ~mask; |
a2fbb9ea ET |
1714 | } |
1715 | ||
a2fbb9ea | 1716 | |
34f80b04 | 1717 | if (unlikely(status & 0x1)) { |
1cf167f2 | 1718 | queue_delayed_work(bnx2x_wq, &bp->sp_task, 0); |
a2fbb9ea ET |
1719 | |
1720 | status &= ~0x1; | |
1721 | if (!status) | |
1722 | return IRQ_HANDLED; | |
1723 | } | |
1724 | ||
34f80b04 EG |
1725 | if (status) |
1726 | DP(NETIF_MSG_INTR, "got an unknown interrupt! (status %u)\n", | |
1727 | status); | |
a2fbb9ea | 1728 | |
c18487ee | 1729 | return IRQ_HANDLED; |
a2fbb9ea ET |
1730 | } |
1731 | ||
c18487ee | 1732 | /* end of fast path */ |
a2fbb9ea | 1733 | |
bb2a0f7a | 1734 | static void bnx2x_stats_handle(struct bnx2x *bp, enum bnx2x_stats_event event); |
a2fbb9ea | 1735 | |
c18487ee YR |
1736 | /* Link */ |
1737 | ||
1738 | /* | |
1739 | * General service functions | |
1740 | */ | |
a2fbb9ea | 1741 | |
4a37fb66 | 1742 | static int bnx2x_acquire_hw_lock(struct bnx2x *bp, u32 resource) |
c18487ee YR |
1743 | { |
1744 | u32 lock_status; | |
1745 | u32 resource_bit = (1 << resource); | |
4a37fb66 YG |
1746 | int func = BP_FUNC(bp); |
1747 | u32 hw_lock_control_reg; | |
c18487ee | 1748 | int cnt; |
a2fbb9ea | 1749 | |
c18487ee YR |
1750 | /* Validating that the resource is within range */ |
1751 | if (resource > HW_LOCK_MAX_RESOURCE_VALUE) { | |
1752 | DP(NETIF_MSG_HW, | |
1753 | "resource(0x%x) > HW_LOCK_MAX_RESOURCE_VALUE(0x%x)\n", | |
1754 | resource, HW_LOCK_MAX_RESOURCE_VALUE); | |
1755 | return -EINVAL; | |
1756 | } | |
a2fbb9ea | 1757 | |
4a37fb66 YG |
1758 | if (func <= 5) { |
1759 | hw_lock_control_reg = (MISC_REG_DRIVER_CONTROL_1 + func*8); | |
1760 | } else { | |
1761 | hw_lock_control_reg = | |
1762 | (MISC_REG_DRIVER_CONTROL_7 + (func - 6)*8); | |
1763 | } | |
1764 | ||
c18487ee | 1765 | /* Validating that the resource is not already taken */ |
4a37fb66 | 1766 | lock_status = REG_RD(bp, hw_lock_control_reg); |
c18487ee YR |
1767 | if (lock_status & resource_bit) { |
1768 | DP(NETIF_MSG_HW, "lock_status 0x%x resource_bit 0x%x\n", | |
1769 | lock_status, resource_bit); | |
1770 | return -EEXIST; | |
1771 | } | |
a2fbb9ea | 1772 | |
46230476 EG |
1773 | /* Try for 5 second every 5ms */ |
1774 | for (cnt = 0; cnt < 1000; cnt++) { | |
c18487ee | 1775 | /* Try to acquire the lock */ |
4a37fb66 YG |
1776 | REG_WR(bp, hw_lock_control_reg + 4, resource_bit); |
1777 | lock_status = REG_RD(bp, hw_lock_control_reg); | |
c18487ee YR |
1778 | if (lock_status & resource_bit) |
1779 | return 0; | |
a2fbb9ea | 1780 | |
c18487ee | 1781 | msleep(5); |
a2fbb9ea | 1782 | } |
c18487ee YR |
1783 | DP(NETIF_MSG_HW, "Timeout\n"); |
1784 | return -EAGAIN; | |
1785 | } | |
a2fbb9ea | 1786 | |
4a37fb66 | 1787 | static int bnx2x_release_hw_lock(struct bnx2x *bp, u32 resource) |
c18487ee YR |
1788 | { |
1789 | u32 lock_status; | |
1790 | u32 resource_bit = (1 << resource); | |
4a37fb66 YG |
1791 | int func = BP_FUNC(bp); |
1792 | u32 hw_lock_control_reg; | |
a2fbb9ea | 1793 | |
c18487ee YR |
1794 | /* Validating that the resource is within range */ |
1795 | if (resource > HW_LOCK_MAX_RESOURCE_VALUE) { | |
1796 | DP(NETIF_MSG_HW, | |
1797 | "resource(0x%x) > HW_LOCK_MAX_RESOURCE_VALUE(0x%x)\n", | |
1798 | resource, HW_LOCK_MAX_RESOURCE_VALUE); | |
1799 | return -EINVAL; | |
1800 | } | |
1801 | ||
4a37fb66 YG |
1802 | if (func <= 5) { |
1803 | hw_lock_control_reg = (MISC_REG_DRIVER_CONTROL_1 + func*8); | |
1804 | } else { | |
1805 | hw_lock_control_reg = | |
1806 | (MISC_REG_DRIVER_CONTROL_7 + (func - 6)*8); | |
1807 | } | |
1808 | ||
c18487ee | 1809 | /* Validating that the resource is currently taken */ |
4a37fb66 | 1810 | lock_status = REG_RD(bp, hw_lock_control_reg); |
c18487ee YR |
1811 | if (!(lock_status & resource_bit)) { |
1812 | DP(NETIF_MSG_HW, "lock_status 0x%x resource_bit 0x%x\n", | |
1813 | lock_status, resource_bit); | |
1814 | return -EFAULT; | |
a2fbb9ea ET |
1815 | } |
1816 | ||
4a37fb66 | 1817 | REG_WR(bp, hw_lock_control_reg, resource_bit); |
c18487ee YR |
1818 | return 0; |
1819 | } | |
1820 | ||
1821 | /* HW Lock for shared dual port PHYs */ | |
4a37fb66 | 1822 | static void bnx2x_acquire_phy_lock(struct bnx2x *bp) |
c18487ee | 1823 | { |
34f80b04 | 1824 | mutex_lock(&bp->port.phy_mutex); |
a2fbb9ea | 1825 | |
46c6a674 EG |
1826 | if (bp->port.need_hw_lock) |
1827 | bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_MDIO); | |
c18487ee | 1828 | } |
a2fbb9ea | 1829 | |
4a37fb66 | 1830 | static void bnx2x_release_phy_lock(struct bnx2x *bp) |
c18487ee | 1831 | { |
46c6a674 EG |
1832 | if (bp->port.need_hw_lock) |
1833 | bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_MDIO); | |
a2fbb9ea | 1834 | |
34f80b04 | 1835 | mutex_unlock(&bp->port.phy_mutex); |
c18487ee | 1836 | } |
a2fbb9ea | 1837 | |
4acac6a5 EG |
1838 | int bnx2x_get_gpio(struct bnx2x *bp, int gpio_num, u8 port) |
1839 | { | |
1840 | /* The GPIO should be swapped if swap register is set and active */ | |
1841 | int gpio_port = (REG_RD(bp, NIG_REG_PORT_SWAP) && | |
1842 | REG_RD(bp, NIG_REG_STRAP_OVERRIDE)) ^ port; | |
1843 | int gpio_shift = gpio_num + | |
1844 | (gpio_port ? MISC_REGISTERS_GPIO_PORT_SHIFT : 0); | |
1845 | u32 gpio_mask = (1 << gpio_shift); | |
1846 | u32 gpio_reg; | |
1847 | int value; | |
1848 | ||
1849 | if (gpio_num > MISC_REGISTERS_GPIO_3) { | |
1850 | BNX2X_ERR("Invalid GPIO %d\n", gpio_num); | |
1851 | return -EINVAL; | |
1852 | } | |
1853 | ||
1854 | /* read GPIO value */ | |
1855 | gpio_reg = REG_RD(bp, MISC_REG_GPIO); | |
1856 | ||
1857 | /* get the requested pin value */ | |
1858 | if ((gpio_reg & gpio_mask) == gpio_mask) | |
1859 | value = 1; | |
1860 | else | |
1861 | value = 0; | |
1862 | ||
1863 | DP(NETIF_MSG_LINK, "pin %d value 0x%x\n", gpio_num, value); | |
1864 | ||
1865 | return value; | |
1866 | } | |
1867 | ||
17de50b7 | 1868 | int bnx2x_set_gpio(struct bnx2x *bp, int gpio_num, u32 mode, u8 port) |
c18487ee YR |
1869 | { |
1870 | /* The GPIO should be swapped if swap register is set and active */ | |
1871 | int gpio_port = (REG_RD(bp, NIG_REG_PORT_SWAP) && | |
17de50b7 | 1872 | REG_RD(bp, NIG_REG_STRAP_OVERRIDE)) ^ port; |
c18487ee YR |
1873 | int gpio_shift = gpio_num + |
1874 | (gpio_port ? MISC_REGISTERS_GPIO_PORT_SHIFT : 0); | |
1875 | u32 gpio_mask = (1 << gpio_shift); | |
1876 | u32 gpio_reg; | |
a2fbb9ea | 1877 | |
c18487ee YR |
1878 | if (gpio_num > MISC_REGISTERS_GPIO_3) { |
1879 | BNX2X_ERR("Invalid GPIO %d\n", gpio_num); | |
1880 | return -EINVAL; | |
1881 | } | |
a2fbb9ea | 1882 | |
4a37fb66 | 1883 | bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_GPIO); |
c18487ee YR |
1884 | /* read GPIO and mask except the float bits */ |
1885 | gpio_reg = (REG_RD(bp, MISC_REG_GPIO) & MISC_REGISTERS_GPIO_FLOAT); | |
a2fbb9ea | 1886 | |
c18487ee YR |
1887 | switch (mode) { |
1888 | case MISC_REGISTERS_GPIO_OUTPUT_LOW: | |
1889 | DP(NETIF_MSG_LINK, "Set GPIO %d (shift %d) -> output low\n", | |
1890 | gpio_num, gpio_shift); | |
1891 | /* clear FLOAT and set CLR */ | |
1892 | gpio_reg &= ~(gpio_mask << MISC_REGISTERS_GPIO_FLOAT_POS); | |
1893 | gpio_reg |= (gpio_mask << MISC_REGISTERS_GPIO_CLR_POS); | |
1894 | break; | |
a2fbb9ea | 1895 | |
c18487ee YR |
1896 | case MISC_REGISTERS_GPIO_OUTPUT_HIGH: |
1897 | DP(NETIF_MSG_LINK, "Set GPIO %d (shift %d) -> output high\n", | |
1898 | gpio_num, gpio_shift); | |
1899 | /* clear FLOAT and set SET */ | |
1900 | gpio_reg &= ~(gpio_mask << MISC_REGISTERS_GPIO_FLOAT_POS); | |
1901 | gpio_reg |= (gpio_mask << MISC_REGISTERS_GPIO_SET_POS); | |
1902 | break; | |
a2fbb9ea | 1903 | |
17de50b7 | 1904 | case MISC_REGISTERS_GPIO_INPUT_HI_Z: |
c18487ee YR |
1905 | DP(NETIF_MSG_LINK, "Set GPIO %d (shift %d) -> input\n", |
1906 | gpio_num, gpio_shift); | |
1907 | /* set FLOAT */ | |
1908 | gpio_reg |= (gpio_mask << MISC_REGISTERS_GPIO_FLOAT_POS); | |
1909 | break; | |
a2fbb9ea | 1910 | |
c18487ee YR |
1911 | default: |
1912 | break; | |
a2fbb9ea ET |
1913 | } |
1914 | ||
c18487ee | 1915 | REG_WR(bp, MISC_REG_GPIO, gpio_reg); |
4a37fb66 | 1916 | bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_GPIO); |
f1410647 | 1917 | |
c18487ee | 1918 | return 0; |
a2fbb9ea ET |
1919 | } |
1920 | ||
4acac6a5 EG |
1921 | int bnx2x_set_gpio_int(struct bnx2x *bp, int gpio_num, u32 mode, u8 port) |
1922 | { | |
1923 | /* The GPIO should be swapped if swap register is set and active */ | |
1924 | int gpio_port = (REG_RD(bp, NIG_REG_PORT_SWAP) && | |
1925 | REG_RD(bp, NIG_REG_STRAP_OVERRIDE)) ^ port; | |
1926 | int gpio_shift = gpio_num + | |
1927 | (gpio_port ? MISC_REGISTERS_GPIO_PORT_SHIFT : 0); | |
1928 | u32 gpio_mask = (1 << gpio_shift); | |
1929 | u32 gpio_reg; | |
1930 | ||
1931 | if (gpio_num > MISC_REGISTERS_GPIO_3) { | |
1932 | BNX2X_ERR("Invalid GPIO %d\n", gpio_num); | |
1933 | return -EINVAL; | |
1934 | } | |
1935 | ||
1936 | bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_GPIO); | |
1937 | /* read GPIO int */ | |
1938 | gpio_reg = REG_RD(bp, MISC_REG_GPIO_INT); | |
1939 | ||
1940 | switch (mode) { | |
1941 | case MISC_REGISTERS_GPIO_INT_OUTPUT_CLR: | |
1942 | DP(NETIF_MSG_LINK, "Clear GPIO INT %d (shift %d) -> " | |
1943 | "output low\n", gpio_num, gpio_shift); | |
1944 | /* clear SET and set CLR */ | |
1945 | gpio_reg &= ~(gpio_mask << MISC_REGISTERS_GPIO_INT_SET_POS); | |
1946 | gpio_reg |= (gpio_mask << MISC_REGISTERS_GPIO_INT_CLR_POS); | |
1947 | break; | |
1948 | ||
1949 | case MISC_REGISTERS_GPIO_INT_OUTPUT_SET: | |
1950 | DP(NETIF_MSG_LINK, "Set GPIO INT %d (shift %d) -> " | |
1951 | "output high\n", gpio_num, gpio_shift); | |
1952 | /* clear CLR and set SET */ | |
1953 | gpio_reg &= ~(gpio_mask << MISC_REGISTERS_GPIO_INT_CLR_POS); | |
1954 | gpio_reg |= (gpio_mask << MISC_REGISTERS_GPIO_INT_SET_POS); | |
1955 | break; | |
1956 | ||
1957 | default: | |
1958 | break; | |
1959 | } | |
1960 | ||
1961 | REG_WR(bp, MISC_REG_GPIO_INT, gpio_reg); | |
1962 | bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_GPIO); | |
1963 | ||
1964 | return 0; | |
1965 | } | |
1966 | ||
c18487ee | 1967 | static int bnx2x_set_spio(struct bnx2x *bp, int spio_num, u32 mode) |
a2fbb9ea | 1968 | { |
c18487ee YR |
1969 | u32 spio_mask = (1 << spio_num); |
1970 | u32 spio_reg; | |
a2fbb9ea | 1971 | |
c18487ee YR |
1972 | if ((spio_num < MISC_REGISTERS_SPIO_4) || |
1973 | (spio_num > MISC_REGISTERS_SPIO_7)) { | |
1974 | BNX2X_ERR("Invalid SPIO %d\n", spio_num); | |
1975 | return -EINVAL; | |
a2fbb9ea ET |
1976 | } |
1977 | ||
4a37fb66 | 1978 | bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_SPIO); |
c18487ee YR |
1979 | /* read SPIO and mask except the float bits */ |
1980 | spio_reg = (REG_RD(bp, MISC_REG_SPIO) & MISC_REGISTERS_SPIO_FLOAT); | |
a2fbb9ea | 1981 | |
c18487ee | 1982 | switch (mode) { |
6378c025 | 1983 | case MISC_REGISTERS_SPIO_OUTPUT_LOW: |
c18487ee YR |
1984 | DP(NETIF_MSG_LINK, "Set SPIO %d -> output low\n", spio_num); |
1985 | /* clear FLOAT and set CLR */ | |
1986 | spio_reg &= ~(spio_mask << MISC_REGISTERS_SPIO_FLOAT_POS); | |
1987 | spio_reg |= (spio_mask << MISC_REGISTERS_SPIO_CLR_POS); | |
1988 | break; | |
a2fbb9ea | 1989 | |
6378c025 | 1990 | case MISC_REGISTERS_SPIO_OUTPUT_HIGH: |
c18487ee YR |
1991 | DP(NETIF_MSG_LINK, "Set SPIO %d -> output high\n", spio_num); |
1992 | /* clear FLOAT and set SET */ | |
1993 | spio_reg &= ~(spio_mask << MISC_REGISTERS_SPIO_FLOAT_POS); | |
1994 | spio_reg |= (spio_mask << MISC_REGISTERS_SPIO_SET_POS); | |
1995 | break; | |
a2fbb9ea | 1996 | |
c18487ee YR |
1997 | case MISC_REGISTERS_SPIO_INPUT_HI_Z: |
1998 | DP(NETIF_MSG_LINK, "Set SPIO %d -> input\n", spio_num); | |
1999 | /* set FLOAT */ | |
2000 | spio_reg |= (spio_mask << MISC_REGISTERS_SPIO_FLOAT_POS); | |
2001 | break; | |
a2fbb9ea | 2002 | |
c18487ee YR |
2003 | default: |
2004 | break; | |
a2fbb9ea ET |
2005 | } |
2006 | ||
c18487ee | 2007 | REG_WR(bp, MISC_REG_SPIO, spio_reg); |
4a37fb66 | 2008 | bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_SPIO); |
c18487ee | 2009 | |
a2fbb9ea ET |
2010 | return 0; |
2011 | } | |
2012 | ||
c18487ee | 2013 | static void bnx2x_calc_fc_adv(struct bnx2x *bp) |
a2fbb9ea | 2014 | { |
ad33ea3a EG |
2015 | switch (bp->link_vars.ieee_fc & |
2016 | MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_MASK) { | |
c18487ee | 2017 | case MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_NONE: |
34f80b04 | 2018 | bp->port.advertising &= ~(ADVERTISED_Asym_Pause | |
c18487ee YR |
2019 | ADVERTISED_Pause); |
2020 | break; | |
2021 | case MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH: | |
34f80b04 | 2022 | bp->port.advertising |= (ADVERTISED_Asym_Pause | |
c18487ee YR |
2023 | ADVERTISED_Pause); |
2024 | break; | |
2025 | case MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_ASYMMETRIC: | |
34f80b04 | 2026 | bp->port.advertising |= ADVERTISED_Asym_Pause; |
c18487ee YR |
2027 | break; |
2028 | default: | |
34f80b04 | 2029 | bp->port.advertising &= ~(ADVERTISED_Asym_Pause | |
c18487ee YR |
2030 | ADVERTISED_Pause); |
2031 | break; | |
2032 | } | |
2033 | } | |
f1410647 | 2034 | |
c18487ee YR |
2035 | static void bnx2x_link_report(struct bnx2x *bp) |
2036 | { | |
2037 | if (bp->link_vars.link_up) { | |
2038 | if (bp->state == BNX2X_STATE_OPEN) | |
2039 | netif_carrier_on(bp->dev); | |
2040 | printk(KERN_INFO PFX "%s NIC Link is Up, ", bp->dev->name); | |
f1410647 | 2041 | |
c18487ee | 2042 | printk("%d Mbps ", bp->link_vars.line_speed); |
f1410647 | 2043 | |
c18487ee YR |
2044 | if (bp->link_vars.duplex == DUPLEX_FULL) |
2045 | printk("full duplex"); | |
2046 | else | |
2047 | printk("half duplex"); | |
f1410647 | 2048 | |
c0700f90 DM |
2049 | if (bp->link_vars.flow_ctrl != BNX2X_FLOW_CTRL_NONE) { |
2050 | if (bp->link_vars.flow_ctrl & BNX2X_FLOW_CTRL_RX) { | |
c18487ee | 2051 | printk(", receive "); |
c0700f90 | 2052 | if (bp->link_vars.flow_ctrl & BNX2X_FLOW_CTRL_TX) |
c18487ee YR |
2053 | printk("& transmit "); |
2054 | } else { | |
2055 | printk(", transmit "); | |
2056 | } | |
2057 | printk("flow control ON"); | |
2058 | } | |
2059 | printk("\n"); | |
f1410647 | 2060 | |
c18487ee YR |
2061 | } else { /* link_down */ |
2062 | netif_carrier_off(bp->dev); | |
2063 | printk(KERN_ERR PFX "%s NIC Link is Down\n", bp->dev->name); | |
f1410647 | 2064 | } |
c18487ee YR |
2065 | } |
2066 | ||
b5bf9068 | 2067 | static u8 bnx2x_initial_phy_init(struct bnx2x *bp, int load_mode) |
c18487ee | 2068 | { |
19680c48 EG |
2069 | if (!BP_NOMCP(bp)) { |
2070 | u8 rc; | |
a2fbb9ea | 2071 | |
19680c48 | 2072 | /* Initialize link parameters structure variables */ |
8c99e7b0 YR |
2073 | /* It is recommended to turn off RX FC for jumbo frames |
2074 | for better performance */ | |
2075 | if (IS_E1HMF(bp)) | |
c0700f90 | 2076 | bp->link_params.req_fc_auto_adv = BNX2X_FLOW_CTRL_BOTH; |
8c99e7b0 | 2077 | else if (bp->dev->mtu > 5000) |
c0700f90 | 2078 | bp->link_params.req_fc_auto_adv = BNX2X_FLOW_CTRL_TX; |
8c99e7b0 | 2079 | else |
c0700f90 | 2080 | bp->link_params.req_fc_auto_adv = BNX2X_FLOW_CTRL_BOTH; |
a2fbb9ea | 2081 | |
4a37fb66 | 2082 | bnx2x_acquire_phy_lock(bp); |
b5bf9068 EG |
2083 | |
2084 | if (load_mode == LOAD_DIAG) | |
2085 | bp->link_params.loopback_mode = LOOPBACK_XGXS_10; | |
2086 | ||
19680c48 | 2087 | rc = bnx2x_phy_init(&bp->link_params, &bp->link_vars); |
b5bf9068 | 2088 | |
4a37fb66 | 2089 | bnx2x_release_phy_lock(bp); |
a2fbb9ea | 2090 | |
3c96c68b EG |
2091 | bnx2x_calc_fc_adv(bp); |
2092 | ||
b5bf9068 EG |
2093 | if (CHIP_REV_IS_SLOW(bp) && bp->link_vars.link_up) { |
2094 | bnx2x_stats_handle(bp, STATS_EVENT_LINK_UP); | |
19680c48 | 2095 | bnx2x_link_report(bp); |
b5bf9068 | 2096 | } |
34f80b04 | 2097 | |
19680c48 EG |
2098 | return rc; |
2099 | } | |
2100 | BNX2X_ERR("Bootcode is missing -not initializing link\n"); | |
2101 | return -EINVAL; | |
a2fbb9ea ET |
2102 | } |
2103 | ||
c18487ee | 2104 | static void bnx2x_link_set(struct bnx2x *bp) |
a2fbb9ea | 2105 | { |
19680c48 | 2106 | if (!BP_NOMCP(bp)) { |
4a37fb66 | 2107 | bnx2x_acquire_phy_lock(bp); |
19680c48 | 2108 | bnx2x_phy_init(&bp->link_params, &bp->link_vars); |
4a37fb66 | 2109 | bnx2x_release_phy_lock(bp); |
a2fbb9ea | 2110 | |
19680c48 EG |
2111 | bnx2x_calc_fc_adv(bp); |
2112 | } else | |
2113 | BNX2X_ERR("Bootcode is missing -not setting link\n"); | |
c18487ee | 2114 | } |
a2fbb9ea | 2115 | |
c18487ee YR |
2116 | static void bnx2x__link_reset(struct bnx2x *bp) |
2117 | { | |
19680c48 | 2118 | if (!BP_NOMCP(bp)) { |
4a37fb66 | 2119 | bnx2x_acquire_phy_lock(bp); |
589abe3a | 2120 | bnx2x_link_reset(&bp->link_params, &bp->link_vars, 1); |
4a37fb66 | 2121 | bnx2x_release_phy_lock(bp); |
19680c48 EG |
2122 | } else |
2123 | BNX2X_ERR("Bootcode is missing -not resetting link\n"); | |
c18487ee | 2124 | } |
a2fbb9ea | 2125 | |
c18487ee YR |
2126 | static u8 bnx2x_link_test(struct bnx2x *bp) |
2127 | { | |
2128 | u8 rc; | |
a2fbb9ea | 2129 | |
4a37fb66 | 2130 | bnx2x_acquire_phy_lock(bp); |
c18487ee | 2131 | rc = bnx2x_test_link(&bp->link_params, &bp->link_vars); |
4a37fb66 | 2132 | bnx2x_release_phy_lock(bp); |
a2fbb9ea | 2133 | |
c18487ee YR |
2134 | return rc; |
2135 | } | |
a2fbb9ea | 2136 | |
8a1c38d1 | 2137 | static void bnx2x_init_port_minmax(struct bnx2x *bp) |
34f80b04 | 2138 | { |
8a1c38d1 EG |
2139 | u32 r_param = bp->link_vars.line_speed / 8; |
2140 | u32 fair_periodic_timeout_usec; | |
2141 | u32 t_fair; | |
34f80b04 | 2142 | |
8a1c38d1 EG |
2143 | memset(&(bp->cmng.rs_vars), 0, |
2144 | sizeof(struct rate_shaping_vars_per_port)); | |
2145 | memset(&(bp->cmng.fair_vars), 0, sizeof(struct fairness_vars_per_port)); | |
34f80b04 | 2146 | |
8a1c38d1 EG |
2147 | /* 100 usec in SDM ticks = 25 since each tick is 4 usec */ |
2148 | bp->cmng.rs_vars.rs_periodic_timeout = RS_PERIODIC_TIMEOUT_USEC / 4; | |
34f80b04 | 2149 | |
8a1c38d1 EG |
2150 | /* this is the threshold below which no timer arming will occur |
2151 | 1.25 coefficient is for the threshold to be a little bigger | |
2152 | than the real time, to compensate for timer in-accuracy */ | |
2153 | bp->cmng.rs_vars.rs_threshold = | |
34f80b04 EG |
2154 | (RS_PERIODIC_TIMEOUT_USEC * r_param * 5) / 4; |
2155 | ||
8a1c38d1 EG |
2156 | /* resolution of fairness timer */ |
2157 | fair_periodic_timeout_usec = QM_ARB_BYTES / r_param; | |
2158 | /* for 10G it is 1000usec. for 1G it is 10000usec. */ | |
2159 | t_fair = T_FAIR_COEF / bp->link_vars.line_speed; | |
34f80b04 | 2160 | |
8a1c38d1 EG |
2161 | /* this is the threshold below which we won't arm the timer anymore */ |
2162 | bp->cmng.fair_vars.fair_threshold = QM_ARB_BYTES; | |
34f80b04 | 2163 | |
8a1c38d1 EG |
2164 | /* we multiply by 1e3/8 to get bytes/msec. |
2165 | We don't want the credits to pass a credit | |
2166 | of the t_fair*FAIR_MEM (algorithm resolution) */ | |
2167 | bp->cmng.fair_vars.upper_bound = r_param * t_fair * FAIR_MEM; | |
2168 | /* since each tick is 4 usec */ | |
2169 | bp->cmng.fair_vars.fairness_timeout = fair_periodic_timeout_usec / 4; | |
34f80b04 EG |
2170 | } |
2171 | ||
8a1c38d1 | 2172 | static void bnx2x_init_vn_minmax(struct bnx2x *bp, int func) |
34f80b04 EG |
2173 | { |
2174 | struct rate_shaping_vars_per_vn m_rs_vn; | |
2175 | struct fairness_vars_per_vn m_fair_vn; | |
2176 | u32 vn_cfg = SHMEM_RD(bp, mf_cfg.func_mf_config[func].config); | |
2177 | u16 vn_min_rate, vn_max_rate; | |
2178 | int i; | |
2179 | ||
2180 | /* If function is hidden - set min and max to zeroes */ | |
2181 | if (vn_cfg & FUNC_MF_CFG_FUNC_HIDE) { | |
2182 | vn_min_rate = 0; | |
2183 | vn_max_rate = 0; | |
2184 | ||
2185 | } else { | |
2186 | vn_min_rate = ((vn_cfg & FUNC_MF_CFG_MIN_BW_MASK) >> | |
2187 | FUNC_MF_CFG_MIN_BW_SHIFT) * 100; | |
8a1c38d1 | 2188 | /* If fairness is enabled (not all min rates are zeroes) and |
34f80b04 | 2189 | if current min rate is zero - set it to 1. |
33471629 | 2190 | This is a requirement of the algorithm. */ |
8a1c38d1 | 2191 | if (bp->vn_weight_sum && (vn_min_rate == 0)) |
34f80b04 EG |
2192 | vn_min_rate = DEF_MIN_RATE; |
2193 | vn_max_rate = ((vn_cfg & FUNC_MF_CFG_MAX_BW_MASK) >> | |
2194 | FUNC_MF_CFG_MAX_BW_SHIFT) * 100; | |
2195 | } | |
2196 | ||
8a1c38d1 EG |
2197 | DP(NETIF_MSG_IFUP, |
2198 | "func %d: vn_min_rate=%d vn_max_rate=%d vn_weight_sum=%d\n", | |
2199 | func, vn_min_rate, vn_max_rate, bp->vn_weight_sum); | |
34f80b04 EG |
2200 | |
2201 | memset(&m_rs_vn, 0, sizeof(struct rate_shaping_vars_per_vn)); | |
2202 | memset(&m_fair_vn, 0, sizeof(struct fairness_vars_per_vn)); | |
2203 | ||
2204 | /* global vn counter - maximal Mbps for this vn */ | |
2205 | m_rs_vn.vn_counter.rate = vn_max_rate; | |
2206 | ||
2207 | /* quota - number of bytes transmitted in this period */ | |
2208 | m_rs_vn.vn_counter.quota = | |
2209 | (vn_max_rate * RS_PERIODIC_TIMEOUT_USEC) / 8; | |
2210 | ||
8a1c38d1 | 2211 | if (bp->vn_weight_sum) { |
34f80b04 EG |
2212 | /* credit for each period of the fairness algorithm: |
2213 | number of bytes in T_FAIR (the vn share the port rate). | |
8a1c38d1 EG |
2214 | vn_weight_sum should not be larger than 10000, thus |
2215 | T_FAIR_COEF / (8 * vn_weight_sum) will always be greater | |
2216 | than zero */ | |
34f80b04 | 2217 | m_fair_vn.vn_credit_delta = |
8a1c38d1 EG |
2218 | max((u32)(vn_min_rate * (T_FAIR_COEF / |
2219 | (8 * bp->vn_weight_sum))), | |
2220 | (u32)(bp->cmng.fair_vars.fair_threshold * 2)); | |
34f80b04 EG |
2221 | DP(NETIF_MSG_IFUP, "m_fair_vn.vn_credit_delta=%d\n", |
2222 | m_fair_vn.vn_credit_delta); | |
2223 | } | |
2224 | ||
34f80b04 EG |
2225 | /* Store it to internal memory */ |
2226 | for (i = 0; i < sizeof(struct rate_shaping_vars_per_vn)/4; i++) | |
2227 | REG_WR(bp, BAR_XSTRORM_INTMEM + | |
2228 | XSTORM_RATE_SHAPING_PER_VN_VARS_OFFSET(func) + i * 4, | |
2229 | ((u32 *)(&m_rs_vn))[i]); | |
2230 | ||
2231 | for (i = 0; i < sizeof(struct fairness_vars_per_vn)/4; i++) | |
2232 | REG_WR(bp, BAR_XSTRORM_INTMEM + | |
2233 | XSTORM_FAIRNESS_PER_VN_VARS_OFFSET(func) + i * 4, | |
2234 | ((u32 *)(&m_fair_vn))[i]); | |
2235 | } | |
2236 | ||
8a1c38d1 | 2237 | |
c18487ee YR |
2238 | /* This function is called upon link interrupt */ |
2239 | static void bnx2x_link_attn(struct bnx2x *bp) | |
2240 | { | |
bb2a0f7a YG |
2241 | /* Make sure that we are synced with the current statistics */ |
2242 | bnx2x_stats_handle(bp, STATS_EVENT_STOP); | |
2243 | ||
c18487ee | 2244 | bnx2x_link_update(&bp->link_params, &bp->link_vars); |
a2fbb9ea | 2245 | |
bb2a0f7a YG |
2246 | if (bp->link_vars.link_up) { |
2247 | ||
1c06328c EG |
2248 | /* dropless flow control */ |
2249 | if (CHIP_IS_E1H(bp)) { | |
2250 | int port = BP_PORT(bp); | |
2251 | u32 pause_enabled = 0; | |
2252 | ||
2253 | if (bp->link_vars.flow_ctrl & BNX2X_FLOW_CTRL_TX) | |
2254 | pause_enabled = 1; | |
2255 | ||
2256 | REG_WR(bp, BAR_USTRORM_INTMEM + | |
2257 | USTORM_PAUSE_ENABLED_OFFSET(port), | |
2258 | pause_enabled); | |
2259 | } | |
2260 | ||
bb2a0f7a YG |
2261 | if (bp->link_vars.mac_type == MAC_TYPE_BMAC) { |
2262 | struct host_port_stats *pstats; | |
2263 | ||
2264 | pstats = bnx2x_sp(bp, port_stats); | |
2265 | /* reset old bmac stats */ | |
2266 | memset(&(pstats->mac_stx[0]), 0, | |
2267 | sizeof(struct mac_stx)); | |
2268 | } | |
2269 | if ((bp->state == BNX2X_STATE_OPEN) || | |
2270 | (bp->state == BNX2X_STATE_DISABLED)) | |
2271 | bnx2x_stats_handle(bp, STATS_EVENT_LINK_UP); | |
2272 | } | |
2273 | ||
c18487ee YR |
2274 | /* indicate link status */ |
2275 | bnx2x_link_report(bp); | |
34f80b04 EG |
2276 | |
2277 | if (IS_E1HMF(bp)) { | |
8a1c38d1 | 2278 | int port = BP_PORT(bp); |
34f80b04 | 2279 | int func; |
8a1c38d1 | 2280 | int vn; |
34f80b04 EG |
2281 | |
2282 | for (vn = VN_0; vn < E1HVN_MAX; vn++) { | |
2283 | if (vn == BP_E1HVN(bp)) | |
2284 | continue; | |
2285 | ||
8a1c38d1 | 2286 | func = ((vn << 1) | port); |
34f80b04 EG |
2287 | |
2288 | /* Set the attention towards other drivers | |
2289 | on the same port */ | |
2290 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_0 + | |
2291 | (LINK_SYNC_ATTENTION_BIT_FUNC_0 + func)*4, 1); | |
2292 | } | |
34f80b04 | 2293 | |
8a1c38d1 EG |
2294 | if (bp->link_vars.link_up) { |
2295 | int i; | |
2296 | ||
2297 | /* Init rate shaping and fairness contexts */ | |
2298 | bnx2x_init_port_minmax(bp); | |
34f80b04 | 2299 | |
34f80b04 | 2300 | for (vn = VN_0; vn < E1HVN_MAX; vn++) |
8a1c38d1 EG |
2301 | bnx2x_init_vn_minmax(bp, 2*vn + port); |
2302 | ||
2303 | /* Store it to internal memory */ | |
2304 | for (i = 0; | |
2305 | i < sizeof(struct cmng_struct_per_port) / 4; i++) | |
2306 | REG_WR(bp, BAR_XSTRORM_INTMEM + | |
2307 | XSTORM_CMNG_PER_PORT_VARS_OFFSET(port) + i*4, | |
2308 | ((u32 *)(&bp->cmng))[i]); | |
2309 | } | |
34f80b04 | 2310 | } |
c18487ee | 2311 | } |
a2fbb9ea | 2312 | |
c18487ee YR |
2313 | static void bnx2x__link_status_update(struct bnx2x *bp) |
2314 | { | |
2315 | if (bp->state != BNX2X_STATE_OPEN) | |
2316 | return; | |
a2fbb9ea | 2317 | |
c18487ee | 2318 | bnx2x_link_status_update(&bp->link_params, &bp->link_vars); |
a2fbb9ea | 2319 | |
bb2a0f7a YG |
2320 | if (bp->link_vars.link_up) |
2321 | bnx2x_stats_handle(bp, STATS_EVENT_LINK_UP); | |
2322 | else | |
2323 | bnx2x_stats_handle(bp, STATS_EVENT_STOP); | |
2324 | ||
c18487ee YR |
2325 | /* indicate link status */ |
2326 | bnx2x_link_report(bp); | |
a2fbb9ea | 2327 | } |
a2fbb9ea | 2328 | |
34f80b04 EG |
2329 | static void bnx2x_pmf_update(struct bnx2x *bp) |
2330 | { | |
2331 | int port = BP_PORT(bp); | |
2332 | u32 val; | |
2333 | ||
2334 | bp->port.pmf = 1; | |
2335 | DP(NETIF_MSG_LINK, "pmf %d\n", bp->port.pmf); | |
2336 | ||
2337 | /* enable nig attention */ | |
2338 | val = (0xff0f | (1 << (BP_E1HVN(bp) + 4))); | |
2339 | REG_WR(bp, HC_REG_TRAILING_EDGE_0 + port*8, val); | |
2340 | REG_WR(bp, HC_REG_LEADING_EDGE_0 + port*8, val); | |
bb2a0f7a YG |
2341 | |
2342 | bnx2x_stats_handle(bp, STATS_EVENT_PMF); | |
34f80b04 EG |
2343 | } |
2344 | ||
c18487ee | 2345 | /* end of Link */ |
a2fbb9ea ET |
2346 | |
2347 | /* slow path */ | |
2348 | ||
2349 | /* | |
2350 | * General service functions | |
2351 | */ | |
2352 | ||
2353 | /* the slow path queue is odd since completions arrive on the fastpath ring */ | |
2354 | static int bnx2x_sp_post(struct bnx2x *bp, int command, int cid, | |
2355 | u32 data_hi, u32 data_lo, int common) | |
2356 | { | |
34f80b04 | 2357 | int func = BP_FUNC(bp); |
a2fbb9ea | 2358 | |
34f80b04 EG |
2359 | DP(BNX2X_MSG_SP/*NETIF_MSG_TIMER*/, |
2360 | "SPQE (%x:%x) command %d hw_cid %x data (%x:%x) left %x\n", | |
a2fbb9ea ET |
2361 | (u32)U64_HI(bp->spq_mapping), (u32)(U64_LO(bp->spq_mapping) + |
2362 | (void *)bp->spq_prod_bd - (void *)bp->spq), command, | |
2363 | HW_CID(bp, cid), data_hi, data_lo, bp->spq_left); | |
2364 | ||
2365 | #ifdef BNX2X_STOP_ON_ERROR | |
2366 | if (unlikely(bp->panic)) | |
2367 | return -EIO; | |
2368 | #endif | |
2369 | ||
34f80b04 | 2370 | spin_lock_bh(&bp->spq_lock); |
a2fbb9ea ET |
2371 | |
2372 | if (!bp->spq_left) { | |
2373 | BNX2X_ERR("BUG! SPQ ring full!\n"); | |
34f80b04 | 2374 | spin_unlock_bh(&bp->spq_lock); |
a2fbb9ea ET |
2375 | bnx2x_panic(); |
2376 | return -EBUSY; | |
2377 | } | |
f1410647 | 2378 | |
a2fbb9ea ET |
2379 | /* CID needs port number to be encoded int it */ |
2380 | bp->spq_prod_bd->hdr.conn_and_cmd_data = | |
2381 | cpu_to_le32(((command << SPE_HDR_CMD_ID_SHIFT) | | |
2382 | HW_CID(bp, cid))); | |
2383 | bp->spq_prod_bd->hdr.type = cpu_to_le16(ETH_CONNECTION_TYPE); | |
2384 | if (common) | |
2385 | bp->spq_prod_bd->hdr.type |= | |
2386 | cpu_to_le16((1 << SPE_HDR_COMMON_RAMROD_SHIFT)); | |
2387 | ||
2388 | bp->spq_prod_bd->data.mac_config_addr.hi = cpu_to_le32(data_hi); | |
2389 | bp->spq_prod_bd->data.mac_config_addr.lo = cpu_to_le32(data_lo); | |
2390 | ||
2391 | bp->spq_left--; | |
2392 | ||
2393 | if (bp->spq_prod_bd == bp->spq_last_bd) { | |
2394 | bp->spq_prod_bd = bp->spq; | |
2395 | bp->spq_prod_idx = 0; | |
2396 | DP(NETIF_MSG_TIMER, "end of spq\n"); | |
2397 | ||
2398 | } else { | |
2399 | bp->spq_prod_bd++; | |
2400 | bp->spq_prod_idx++; | |
2401 | } | |
2402 | ||
34f80b04 | 2403 | REG_WR(bp, BAR_XSTRORM_INTMEM + XSTORM_SPQ_PROD_OFFSET(func), |
a2fbb9ea ET |
2404 | bp->spq_prod_idx); |
2405 | ||
34f80b04 | 2406 | spin_unlock_bh(&bp->spq_lock); |
a2fbb9ea ET |
2407 | return 0; |
2408 | } | |
2409 | ||
2410 | /* acquire split MCP access lock register */ | |
4a37fb66 | 2411 | static int bnx2x_acquire_alr(struct bnx2x *bp) |
a2fbb9ea | 2412 | { |
a2fbb9ea | 2413 | u32 i, j, val; |
34f80b04 | 2414 | int rc = 0; |
a2fbb9ea ET |
2415 | |
2416 | might_sleep(); | |
2417 | i = 100; | |
2418 | for (j = 0; j < i*10; j++) { | |
2419 | val = (1UL << 31); | |
2420 | REG_WR(bp, GRCBASE_MCP + 0x9c, val); | |
2421 | val = REG_RD(bp, GRCBASE_MCP + 0x9c); | |
2422 | if (val & (1L << 31)) | |
2423 | break; | |
2424 | ||
2425 | msleep(5); | |
2426 | } | |
a2fbb9ea | 2427 | if (!(val & (1L << 31))) { |
19680c48 | 2428 | BNX2X_ERR("Cannot acquire MCP access lock register\n"); |
a2fbb9ea ET |
2429 | rc = -EBUSY; |
2430 | } | |
2431 | ||
2432 | return rc; | |
2433 | } | |
2434 | ||
4a37fb66 YG |
2435 | /* release split MCP access lock register */ |
2436 | static void bnx2x_release_alr(struct bnx2x *bp) | |
a2fbb9ea ET |
2437 | { |
2438 | u32 val = 0; | |
2439 | ||
2440 | REG_WR(bp, GRCBASE_MCP + 0x9c, val); | |
2441 | } | |
2442 | ||
2443 | static inline u16 bnx2x_update_dsb_idx(struct bnx2x *bp) | |
2444 | { | |
2445 | struct host_def_status_block *def_sb = bp->def_status_blk; | |
2446 | u16 rc = 0; | |
2447 | ||
2448 | barrier(); /* status block is written to by the chip */ | |
a2fbb9ea ET |
2449 | if (bp->def_att_idx != def_sb->atten_status_block.attn_bits_index) { |
2450 | bp->def_att_idx = def_sb->atten_status_block.attn_bits_index; | |
2451 | rc |= 1; | |
2452 | } | |
2453 | if (bp->def_c_idx != def_sb->c_def_status_block.status_block_index) { | |
2454 | bp->def_c_idx = def_sb->c_def_status_block.status_block_index; | |
2455 | rc |= 2; | |
2456 | } | |
2457 | if (bp->def_u_idx != def_sb->u_def_status_block.status_block_index) { | |
2458 | bp->def_u_idx = def_sb->u_def_status_block.status_block_index; | |
2459 | rc |= 4; | |
2460 | } | |
2461 | if (bp->def_x_idx != def_sb->x_def_status_block.status_block_index) { | |
2462 | bp->def_x_idx = def_sb->x_def_status_block.status_block_index; | |
2463 | rc |= 8; | |
2464 | } | |
2465 | if (bp->def_t_idx != def_sb->t_def_status_block.status_block_index) { | |
2466 | bp->def_t_idx = def_sb->t_def_status_block.status_block_index; | |
2467 | rc |= 16; | |
2468 | } | |
2469 | return rc; | |
2470 | } | |
2471 | ||
2472 | /* | |
2473 | * slow path service functions | |
2474 | */ | |
2475 | ||
2476 | static void bnx2x_attn_int_asserted(struct bnx2x *bp, u32 asserted) | |
2477 | { | |
34f80b04 | 2478 | int port = BP_PORT(bp); |
5c862848 EG |
2479 | u32 hc_addr = (HC_REG_COMMAND_REG + port*32 + |
2480 | COMMAND_REG_ATTN_BITS_SET); | |
a2fbb9ea ET |
2481 | u32 aeu_addr = port ? MISC_REG_AEU_MASK_ATTN_FUNC_1 : |
2482 | MISC_REG_AEU_MASK_ATTN_FUNC_0; | |
877e9aa4 ET |
2483 | u32 nig_int_mask_addr = port ? NIG_REG_MASK_INTERRUPT_PORT1 : |
2484 | NIG_REG_MASK_INTERRUPT_PORT0; | |
3fcaf2e5 | 2485 | u32 aeu_mask; |
87942b46 | 2486 | u32 nig_mask = 0; |
a2fbb9ea | 2487 | |
a2fbb9ea ET |
2488 | if (bp->attn_state & asserted) |
2489 | BNX2X_ERR("IGU ERROR\n"); | |
2490 | ||
3fcaf2e5 EG |
2491 | bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_PORT0_ATT_MASK + port); |
2492 | aeu_mask = REG_RD(bp, aeu_addr); | |
2493 | ||
a2fbb9ea | 2494 | DP(NETIF_MSG_HW, "aeu_mask %x newly asserted %x\n", |
3fcaf2e5 EG |
2495 | aeu_mask, asserted); |
2496 | aeu_mask &= ~(asserted & 0xff); | |
2497 | DP(NETIF_MSG_HW, "new mask %x\n", aeu_mask); | |
a2fbb9ea | 2498 | |
3fcaf2e5 EG |
2499 | REG_WR(bp, aeu_addr, aeu_mask); |
2500 | bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_PORT0_ATT_MASK + port); | |
a2fbb9ea | 2501 | |
3fcaf2e5 | 2502 | DP(NETIF_MSG_HW, "attn_state %x\n", bp->attn_state); |
a2fbb9ea | 2503 | bp->attn_state |= asserted; |
3fcaf2e5 | 2504 | DP(NETIF_MSG_HW, "new state %x\n", bp->attn_state); |
a2fbb9ea ET |
2505 | |
2506 | if (asserted & ATTN_HARD_WIRED_MASK) { | |
2507 | if (asserted & ATTN_NIG_FOR_FUNC) { | |
a2fbb9ea | 2508 | |
a5e9a7cf EG |
2509 | bnx2x_acquire_phy_lock(bp); |
2510 | ||
877e9aa4 | 2511 | /* save nig interrupt mask */ |
87942b46 | 2512 | nig_mask = REG_RD(bp, nig_int_mask_addr); |
877e9aa4 | 2513 | REG_WR(bp, nig_int_mask_addr, 0); |
a2fbb9ea | 2514 | |
c18487ee | 2515 | bnx2x_link_attn(bp); |
a2fbb9ea ET |
2516 | |
2517 | /* handle unicore attn? */ | |
2518 | } | |
2519 | if (asserted & ATTN_SW_TIMER_4_FUNC) | |
2520 | DP(NETIF_MSG_HW, "ATTN_SW_TIMER_4_FUNC!\n"); | |
2521 | ||
2522 | if (asserted & GPIO_2_FUNC) | |
2523 | DP(NETIF_MSG_HW, "GPIO_2_FUNC!\n"); | |
2524 | ||
2525 | if (asserted & GPIO_3_FUNC) | |
2526 | DP(NETIF_MSG_HW, "GPIO_3_FUNC!\n"); | |
2527 | ||
2528 | if (asserted & GPIO_4_FUNC) | |
2529 | DP(NETIF_MSG_HW, "GPIO_4_FUNC!\n"); | |
2530 | ||
2531 | if (port == 0) { | |
2532 | if (asserted & ATTN_GENERAL_ATTN_1) { | |
2533 | DP(NETIF_MSG_HW, "ATTN_GENERAL_ATTN_1!\n"); | |
2534 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_1, 0x0); | |
2535 | } | |
2536 | if (asserted & ATTN_GENERAL_ATTN_2) { | |
2537 | DP(NETIF_MSG_HW, "ATTN_GENERAL_ATTN_2!\n"); | |
2538 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_2, 0x0); | |
2539 | } | |
2540 | if (asserted & ATTN_GENERAL_ATTN_3) { | |
2541 | DP(NETIF_MSG_HW, "ATTN_GENERAL_ATTN_3!\n"); | |
2542 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_3, 0x0); | |
2543 | } | |
2544 | } else { | |
2545 | if (asserted & ATTN_GENERAL_ATTN_4) { | |
2546 | DP(NETIF_MSG_HW, "ATTN_GENERAL_ATTN_4!\n"); | |
2547 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_4, 0x0); | |
2548 | } | |
2549 | if (asserted & ATTN_GENERAL_ATTN_5) { | |
2550 | DP(NETIF_MSG_HW, "ATTN_GENERAL_ATTN_5!\n"); | |
2551 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_5, 0x0); | |
2552 | } | |
2553 | if (asserted & ATTN_GENERAL_ATTN_6) { | |
2554 | DP(NETIF_MSG_HW, "ATTN_GENERAL_ATTN_6!\n"); | |
2555 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_6, 0x0); | |
2556 | } | |
2557 | } | |
2558 | ||
2559 | } /* if hardwired */ | |
2560 | ||
5c862848 EG |
2561 | DP(NETIF_MSG_HW, "about to mask 0x%08x at HC addr 0x%x\n", |
2562 | asserted, hc_addr); | |
2563 | REG_WR(bp, hc_addr, asserted); | |
a2fbb9ea ET |
2564 | |
2565 | /* now set back the mask */ | |
a5e9a7cf | 2566 | if (asserted & ATTN_NIG_FOR_FUNC) { |
87942b46 | 2567 | REG_WR(bp, nig_int_mask_addr, nig_mask); |
a5e9a7cf EG |
2568 | bnx2x_release_phy_lock(bp); |
2569 | } | |
a2fbb9ea ET |
2570 | } |
2571 | ||
877e9aa4 | 2572 | static inline void bnx2x_attn_int_deasserted0(struct bnx2x *bp, u32 attn) |
a2fbb9ea | 2573 | { |
34f80b04 | 2574 | int port = BP_PORT(bp); |
877e9aa4 ET |
2575 | int reg_offset; |
2576 | u32 val; | |
2577 | ||
34f80b04 EG |
2578 | reg_offset = (port ? MISC_REG_AEU_ENABLE1_FUNC_1_OUT_0 : |
2579 | MISC_REG_AEU_ENABLE1_FUNC_0_OUT_0); | |
877e9aa4 | 2580 | |
34f80b04 | 2581 | if (attn & AEU_INPUTS_ATTN_BITS_SPIO5) { |
877e9aa4 ET |
2582 | |
2583 | val = REG_RD(bp, reg_offset); | |
2584 | val &= ~AEU_INPUTS_ATTN_BITS_SPIO5; | |
2585 | REG_WR(bp, reg_offset, val); | |
2586 | ||
2587 | BNX2X_ERR("SPIO5 hw attention\n"); | |
2588 | ||
35b19ba5 EG |
2589 | switch (XGXS_EXT_PHY_TYPE(bp->link_params.ext_phy_config)) { |
2590 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101: | |
877e9aa4 ET |
2591 | /* Fan failure attention */ |
2592 | ||
17de50b7 | 2593 | /* The PHY reset is controlled by GPIO 1 */ |
877e9aa4 | 2594 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_1, |
17de50b7 EG |
2595 | MISC_REGISTERS_GPIO_OUTPUT_LOW, port); |
2596 | /* Low power mode is controlled by GPIO 2 */ | |
877e9aa4 | 2597 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_2, |
17de50b7 | 2598 | MISC_REGISTERS_GPIO_OUTPUT_LOW, port); |
877e9aa4 | 2599 | /* mark the failure */ |
c18487ee | 2600 | bp->link_params.ext_phy_config &= |
877e9aa4 | 2601 | ~PORT_HW_CFG_XGXS_EXT_PHY_TYPE_MASK; |
c18487ee | 2602 | bp->link_params.ext_phy_config |= |
877e9aa4 ET |
2603 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_FAILURE; |
2604 | SHMEM_WR(bp, | |
2605 | dev_info.port_hw_config[port]. | |
2606 | external_phy_config, | |
c18487ee | 2607 | bp->link_params.ext_phy_config); |
877e9aa4 ET |
2608 | /* log the failure */ |
2609 | printk(KERN_ERR PFX "Fan Failure on Network" | |
2610 | " Controller %s has caused the driver to" | |
2611 | " shutdown the card to prevent permanent" | |
2612 | " damage. Please contact Dell Support for" | |
2613 | " assistance\n", bp->dev->name); | |
2614 | break; | |
2615 | ||
2616 | default: | |
2617 | break; | |
2618 | } | |
2619 | } | |
34f80b04 | 2620 | |
589abe3a EG |
2621 | if (attn & (AEU_INPUTS_ATTN_BITS_GPIO3_FUNCTION_0 | |
2622 | AEU_INPUTS_ATTN_BITS_GPIO3_FUNCTION_1)) { | |
2623 | bnx2x_acquire_phy_lock(bp); | |
2624 | bnx2x_handle_module_detect_int(&bp->link_params); | |
2625 | bnx2x_release_phy_lock(bp); | |
2626 | } | |
2627 | ||
34f80b04 EG |
2628 | if (attn & HW_INTERRUT_ASSERT_SET_0) { |
2629 | ||
2630 | val = REG_RD(bp, reg_offset); | |
2631 | val &= ~(attn & HW_INTERRUT_ASSERT_SET_0); | |
2632 | REG_WR(bp, reg_offset, val); | |
2633 | ||
2634 | BNX2X_ERR("FATAL HW block attention set0 0x%x\n", | |
2635 | (attn & HW_INTERRUT_ASSERT_SET_0)); | |
2636 | bnx2x_panic(); | |
2637 | } | |
877e9aa4 ET |
2638 | } |
2639 | ||
2640 | static inline void bnx2x_attn_int_deasserted1(struct bnx2x *bp, u32 attn) | |
2641 | { | |
2642 | u32 val; | |
2643 | ||
2644 | if (attn & BNX2X_DOORQ_ASSERT) { | |
2645 | ||
2646 | val = REG_RD(bp, DORQ_REG_DORQ_INT_STS_CLR); | |
2647 | BNX2X_ERR("DB hw attention 0x%x\n", val); | |
2648 | /* DORQ discard attention */ | |
2649 | if (val & 0x2) | |
2650 | BNX2X_ERR("FATAL error from DORQ\n"); | |
2651 | } | |
34f80b04 EG |
2652 | |
2653 | if (attn & HW_INTERRUT_ASSERT_SET_1) { | |
2654 | ||
2655 | int port = BP_PORT(bp); | |
2656 | int reg_offset; | |
2657 | ||
2658 | reg_offset = (port ? MISC_REG_AEU_ENABLE1_FUNC_1_OUT_1 : | |
2659 | MISC_REG_AEU_ENABLE1_FUNC_0_OUT_1); | |
2660 | ||
2661 | val = REG_RD(bp, reg_offset); | |
2662 | val &= ~(attn & HW_INTERRUT_ASSERT_SET_1); | |
2663 | REG_WR(bp, reg_offset, val); | |
2664 | ||
2665 | BNX2X_ERR("FATAL HW block attention set1 0x%x\n", | |
2666 | (attn & HW_INTERRUT_ASSERT_SET_1)); | |
2667 | bnx2x_panic(); | |
2668 | } | |
877e9aa4 ET |
2669 | } |
2670 | ||
2671 | static inline void bnx2x_attn_int_deasserted2(struct bnx2x *bp, u32 attn) | |
2672 | { | |
2673 | u32 val; | |
2674 | ||
2675 | if (attn & AEU_INPUTS_ATTN_BITS_CFC_HW_INTERRUPT) { | |
2676 | ||
2677 | val = REG_RD(bp, CFC_REG_CFC_INT_STS_CLR); | |
2678 | BNX2X_ERR("CFC hw attention 0x%x\n", val); | |
2679 | /* CFC error attention */ | |
2680 | if (val & 0x2) | |
2681 | BNX2X_ERR("FATAL error from CFC\n"); | |
2682 | } | |
2683 | ||
2684 | if (attn & AEU_INPUTS_ATTN_BITS_PXP_HW_INTERRUPT) { | |
2685 | ||
2686 | val = REG_RD(bp, PXP_REG_PXP_INT_STS_CLR_0); | |
2687 | BNX2X_ERR("PXP hw attention 0x%x\n", val); | |
2688 | /* RQ_USDMDP_FIFO_OVERFLOW */ | |
2689 | if (val & 0x18000) | |
2690 | BNX2X_ERR("FATAL error from PXP\n"); | |
2691 | } | |
34f80b04 EG |
2692 | |
2693 | if (attn & HW_INTERRUT_ASSERT_SET_2) { | |
2694 | ||
2695 | int port = BP_PORT(bp); | |
2696 | int reg_offset; | |
2697 | ||
2698 | reg_offset = (port ? MISC_REG_AEU_ENABLE1_FUNC_1_OUT_2 : | |
2699 | MISC_REG_AEU_ENABLE1_FUNC_0_OUT_2); | |
2700 | ||
2701 | val = REG_RD(bp, reg_offset); | |
2702 | val &= ~(attn & HW_INTERRUT_ASSERT_SET_2); | |
2703 | REG_WR(bp, reg_offset, val); | |
2704 | ||
2705 | BNX2X_ERR("FATAL HW block attention set2 0x%x\n", | |
2706 | (attn & HW_INTERRUT_ASSERT_SET_2)); | |
2707 | bnx2x_panic(); | |
2708 | } | |
877e9aa4 ET |
2709 | } |
2710 | ||
2711 | static inline void bnx2x_attn_int_deasserted3(struct bnx2x *bp, u32 attn) | |
2712 | { | |
34f80b04 EG |
2713 | u32 val; |
2714 | ||
877e9aa4 ET |
2715 | if (attn & EVEREST_GEN_ATTN_IN_USE_MASK) { |
2716 | ||
34f80b04 EG |
2717 | if (attn & BNX2X_PMF_LINK_ASSERT) { |
2718 | int func = BP_FUNC(bp); | |
2719 | ||
2720 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_12 + func*4, 0); | |
2721 | bnx2x__link_status_update(bp); | |
2722 | if (SHMEM_RD(bp, func_mb[func].drv_status) & | |
2723 | DRV_STATUS_PMF) | |
2724 | bnx2x_pmf_update(bp); | |
2725 | ||
2726 | } else if (attn & BNX2X_MC_ASSERT_BITS) { | |
877e9aa4 ET |
2727 | |
2728 | BNX2X_ERR("MC assert!\n"); | |
2729 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_10, 0); | |
2730 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_9, 0); | |
2731 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_8, 0); | |
2732 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_7, 0); | |
2733 | bnx2x_panic(); | |
2734 | ||
2735 | } else if (attn & BNX2X_MCP_ASSERT) { | |
2736 | ||
2737 | BNX2X_ERR("MCP assert!\n"); | |
2738 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_11, 0); | |
34f80b04 | 2739 | bnx2x_fw_dump(bp); |
877e9aa4 ET |
2740 | |
2741 | } else | |
2742 | BNX2X_ERR("Unknown HW assert! (attn 0x%x)\n", attn); | |
2743 | } | |
2744 | ||
2745 | if (attn & EVEREST_LATCHED_ATTN_IN_USE_MASK) { | |
34f80b04 EG |
2746 | BNX2X_ERR("LATCHED attention 0x%08x (masked)\n", attn); |
2747 | if (attn & BNX2X_GRC_TIMEOUT) { | |
2748 | val = CHIP_IS_E1H(bp) ? | |
2749 | REG_RD(bp, MISC_REG_GRC_TIMEOUT_ATTN) : 0; | |
2750 | BNX2X_ERR("GRC time-out 0x%08x\n", val); | |
2751 | } | |
2752 | if (attn & BNX2X_GRC_RSV) { | |
2753 | val = CHIP_IS_E1H(bp) ? | |
2754 | REG_RD(bp, MISC_REG_GRC_RSV_ATTN) : 0; | |
2755 | BNX2X_ERR("GRC reserved 0x%08x\n", val); | |
2756 | } | |
877e9aa4 | 2757 | REG_WR(bp, MISC_REG_AEU_CLR_LATCH_SIGNAL, 0x7ff); |
877e9aa4 ET |
2758 | } |
2759 | } | |
2760 | ||
2761 | static void bnx2x_attn_int_deasserted(struct bnx2x *bp, u32 deasserted) | |
2762 | { | |
a2fbb9ea ET |
2763 | struct attn_route attn; |
2764 | struct attn_route group_mask; | |
34f80b04 | 2765 | int port = BP_PORT(bp); |
877e9aa4 | 2766 | int index; |
a2fbb9ea ET |
2767 | u32 reg_addr; |
2768 | u32 val; | |
3fcaf2e5 | 2769 | u32 aeu_mask; |
a2fbb9ea ET |
2770 | |
2771 | /* need to take HW lock because MCP or other port might also | |
2772 | try to handle this event */ | |
4a37fb66 | 2773 | bnx2x_acquire_alr(bp); |
a2fbb9ea ET |
2774 | |
2775 | attn.sig[0] = REG_RD(bp, MISC_REG_AEU_AFTER_INVERT_1_FUNC_0 + port*4); | |
2776 | attn.sig[1] = REG_RD(bp, MISC_REG_AEU_AFTER_INVERT_2_FUNC_0 + port*4); | |
2777 | attn.sig[2] = REG_RD(bp, MISC_REG_AEU_AFTER_INVERT_3_FUNC_0 + port*4); | |
2778 | attn.sig[3] = REG_RD(bp, MISC_REG_AEU_AFTER_INVERT_4_FUNC_0 + port*4); | |
34f80b04 EG |
2779 | DP(NETIF_MSG_HW, "attn: %08x %08x %08x %08x\n", |
2780 | attn.sig[0], attn.sig[1], attn.sig[2], attn.sig[3]); | |
a2fbb9ea ET |
2781 | |
2782 | for (index = 0; index < MAX_DYNAMIC_ATTN_GRPS; index++) { | |
2783 | if (deasserted & (1 << index)) { | |
2784 | group_mask = bp->attn_group[index]; | |
2785 | ||
34f80b04 EG |
2786 | DP(NETIF_MSG_HW, "group[%d]: %08x %08x %08x %08x\n", |
2787 | index, group_mask.sig[0], group_mask.sig[1], | |
2788 | group_mask.sig[2], group_mask.sig[3]); | |
a2fbb9ea | 2789 | |
877e9aa4 ET |
2790 | bnx2x_attn_int_deasserted3(bp, |
2791 | attn.sig[3] & group_mask.sig[3]); | |
2792 | bnx2x_attn_int_deasserted1(bp, | |
2793 | attn.sig[1] & group_mask.sig[1]); | |
2794 | bnx2x_attn_int_deasserted2(bp, | |
2795 | attn.sig[2] & group_mask.sig[2]); | |
2796 | bnx2x_attn_int_deasserted0(bp, | |
2797 | attn.sig[0] & group_mask.sig[0]); | |
a2fbb9ea | 2798 | |
a2fbb9ea ET |
2799 | if ((attn.sig[0] & group_mask.sig[0] & |
2800 | HW_PRTY_ASSERT_SET_0) || | |
2801 | (attn.sig[1] & group_mask.sig[1] & | |
2802 | HW_PRTY_ASSERT_SET_1) || | |
2803 | (attn.sig[2] & group_mask.sig[2] & | |
2804 | HW_PRTY_ASSERT_SET_2)) | |
6378c025 | 2805 | BNX2X_ERR("FATAL HW block parity attention\n"); |
a2fbb9ea ET |
2806 | } |
2807 | } | |
2808 | ||
4a37fb66 | 2809 | bnx2x_release_alr(bp); |
a2fbb9ea | 2810 | |
5c862848 | 2811 | reg_addr = (HC_REG_COMMAND_REG + port*32 + COMMAND_REG_ATTN_BITS_CLR); |
a2fbb9ea ET |
2812 | |
2813 | val = ~deasserted; | |
3fcaf2e5 EG |
2814 | DP(NETIF_MSG_HW, "about to mask 0x%08x at HC addr 0x%x\n", |
2815 | val, reg_addr); | |
5c862848 | 2816 | REG_WR(bp, reg_addr, val); |
a2fbb9ea | 2817 | |
a2fbb9ea | 2818 | if (~bp->attn_state & deasserted) |
3fcaf2e5 | 2819 | BNX2X_ERR("IGU ERROR\n"); |
a2fbb9ea ET |
2820 | |
2821 | reg_addr = port ? MISC_REG_AEU_MASK_ATTN_FUNC_1 : | |
2822 | MISC_REG_AEU_MASK_ATTN_FUNC_0; | |
2823 | ||
3fcaf2e5 EG |
2824 | bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_PORT0_ATT_MASK + port); |
2825 | aeu_mask = REG_RD(bp, reg_addr); | |
2826 | ||
2827 | DP(NETIF_MSG_HW, "aeu_mask %x newly deasserted %x\n", | |
2828 | aeu_mask, deasserted); | |
2829 | aeu_mask |= (deasserted & 0xff); | |
2830 | DP(NETIF_MSG_HW, "new mask %x\n", aeu_mask); | |
a2fbb9ea | 2831 | |
3fcaf2e5 EG |
2832 | REG_WR(bp, reg_addr, aeu_mask); |
2833 | bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_PORT0_ATT_MASK + port); | |
a2fbb9ea ET |
2834 | |
2835 | DP(NETIF_MSG_HW, "attn_state %x\n", bp->attn_state); | |
2836 | bp->attn_state &= ~deasserted; | |
2837 | DP(NETIF_MSG_HW, "new state %x\n", bp->attn_state); | |
2838 | } | |
2839 | ||
2840 | static void bnx2x_attn_int(struct bnx2x *bp) | |
2841 | { | |
2842 | /* read local copy of bits */ | |
68d59484 EG |
2843 | u32 attn_bits = le32_to_cpu(bp->def_status_blk->atten_status_block. |
2844 | attn_bits); | |
2845 | u32 attn_ack = le32_to_cpu(bp->def_status_blk->atten_status_block. | |
2846 | attn_bits_ack); | |
a2fbb9ea ET |
2847 | u32 attn_state = bp->attn_state; |
2848 | ||
2849 | /* look for changed bits */ | |
2850 | u32 asserted = attn_bits & ~attn_ack & ~attn_state; | |
2851 | u32 deasserted = ~attn_bits & attn_ack & attn_state; | |
2852 | ||
2853 | DP(NETIF_MSG_HW, | |
2854 | "attn_bits %x attn_ack %x asserted %x deasserted %x\n", | |
2855 | attn_bits, attn_ack, asserted, deasserted); | |
2856 | ||
2857 | if (~(attn_bits ^ attn_ack) & (attn_bits ^ attn_state)) | |
34f80b04 | 2858 | BNX2X_ERR("BAD attention state\n"); |
a2fbb9ea ET |
2859 | |
2860 | /* handle bits that were raised */ | |
2861 | if (asserted) | |
2862 | bnx2x_attn_int_asserted(bp, asserted); | |
2863 | ||
2864 | if (deasserted) | |
2865 | bnx2x_attn_int_deasserted(bp, deasserted); | |
2866 | } | |
2867 | ||
2868 | static void bnx2x_sp_task(struct work_struct *work) | |
2869 | { | |
1cf167f2 | 2870 | struct bnx2x *bp = container_of(work, struct bnx2x, sp_task.work); |
a2fbb9ea ET |
2871 | u16 status; |
2872 | ||
34f80b04 | 2873 | |
a2fbb9ea ET |
2874 | /* Return here if interrupt is disabled */ |
2875 | if (unlikely(atomic_read(&bp->intr_sem) != 0)) { | |
3196a88a | 2876 | DP(NETIF_MSG_INTR, "called but intr_sem not 0, returning\n"); |
a2fbb9ea ET |
2877 | return; |
2878 | } | |
2879 | ||
2880 | status = bnx2x_update_dsb_idx(bp); | |
34f80b04 EG |
2881 | /* if (status == 0) */ |
2882 | /* BNX2X_ERR("spurious slowpath interrupt!\n"); */ | |
a2fbb9ea | 2883 | |
3196a88a | 2884 | DP(NETIF_MSG_INTR, "got a slowpath interrupt (updated %x)\n", status); |
a2fbb9ea | 2885 | |
877e9aa4 ET |
2886 | /* HW attentions */ |
2887 | if (status & 0x1) | |
a2fbb9ea | 2888 | bnx2x_attn_int(bp); |
a2fbb9ea | 2889 | |
68d59484 | 2890 | bnx2x_ack_sb(bp, DEF_SB_ID, ATTENTION_ID, le16_to_cpu(bp->def_att_idx), |
a2fbb9ea ET |
2891 | IGU_INT_NOP, 1); |
2892 | bnx2x_ack_sb(bp, DEF_SB_ID, USTORM_ID, le16_to_cpu(bp->def_u_idx), | |
2893 | IGU_INT_NOP, 1); | |
2894 | bnx2x_ack_sb(bp, DEF_SB_ID, CSTORM_ID, le16_to_cpu(bp->def_c_idx), | |
2895 | IGU_INT_NOP, 1); | |
2896 | bnx2x_ack_sb(bp, DEF_SB_ID, XSTORM_ID, le16_to_cpu(bp->def_x_idx), | |
2897 | IGU_INT_NOP, 1); | |
2898 | bnx2x_ack_sb(bp, DEF_SB_ID, TSTORM_ID, le16_to_cpu(bp->def_t_idx), | |
2899 | IGU_INT_ENABLE, 1); | |
877e9aa4 | 2900 | |
a2fbb9ea ET |
2901 | } |
2902 | ||
2903 | static irqreturn_t bnx2x_msix_sp_int(int irq, void *dev_instance) | |
2904 | { | |
2905 | struct net_device *dev = dev_instance; | |
2906 | struct bnx2x *bp = netdev_priv(dev); | |
2907 | ||
2908 | /* Return here if interrupt is disabled */ | |
2909 | if (unlikely(atomic_read(&bp->intr_sem) != 0)) { | |
3196a88a | 2910 | DP(NETIF_MSG_INTR, "called but intr_sem not 0, returning\n"); |
a2fbb9ea ET |
2911 | return IRQ_HANDLED; |
2912 | } | |
2913 | ||
8d9c5f34 | 2914 | bnx2x_ack_sb(bp, DEF_SB_ID, TSTORM_ID, 0, IGU_INT_DISABLE, 0); |
a2fbb9ea ET |
2915 | |
2916 | #ifdef BNX2X_STOP_ON_ERROR | |
2917 | if (unlikely(bp->panic)) | |
2918 | return IRQ_HANDLED; | |
2919 | #endif | |
2920 | ||
1cf167f2 | 2921 | queue_delayed_work(bnx2x_wq, &bp->sp_task, 0); |
a2fbb9ea ET |
2922 | |
2923 | return IRQ_HANDLED; | |
2924 | } | |
2925 | ||
2926 | /* end of slow path */ | |
2927 | ||
2928 | /* Statistics */ | |
2929 | ||
2930 | /**************************************************************************** | |
2931 | * Macros | |
2932 | ****************************************************************************/ | |
2933 | ||
a2fbb9ea ET |
2934 | /* sum[hi:lo] += add[hi:lo] */ |
2935 | #define ADD_64(s_hi, a_hi, s_lo, a_lo) \ | |
2936 | do { \ | |
2937 | s_lo += a_lo; \ | |
f5ba6772 | 2938 | s_hi += a_hi + ((s_lo < a_lo) ? 1 : 0); \ |
a2fbb9ea ET |
2939 | } while (0) |
2940 | ||
2941 | /* difference = minuend - subtrahend */ | |
2942 | #define DIFF_64(d_hi, m_hi, s_hi, d_lo, m_lo, s_lo) \ | |
2943 | do { \ | |
bb2a0f7a YG |
2944 | if (m_lo < s_lo) { \ |
2945 | /* underflow */ \ | |
a2fbb9ea | 2946 | d_hi = m_hi - s_hi; \ |
bb2a0f7a | 2947 | if (d_hi > 0) { \ |
6378c025 | 2948 | /* we can 'loan' 1 */ \ |
a2fbb9ea ET |
2949 | d_hi--; \ |
2950 | d_lo = m_lo + (UINT_MAX - s_lo) + 1; \ | |
bb2a0f7a | 2951 | } else { \ |
6378c025 | 2952 | /* m_hi <= s_hi */ \ |
a2fbb9ea ET |
2953 | d_hi = 0; \ |
2954 | d_lo = 0; \ | |
2955 | } \ | |
bb2a0f7a YG |
2956 | } else { \ |
2957 | /* m_lo >= s_lo */ \ | |
a2fbb9ea | 2958 | if (m_hi < s_hi) { \ |
bb2a0f7a YG |
2959 | d_hi = 0; \ |
2960 | d_lo = 0; \ | |
2961 | } else { \ | |
6378c025 | 2962 | /* m_hi >= s_hi */ \ |
bb2a0f7a YG |
2963 | d_hi = m_hi - s_hi; \ |
2964 | d_lo = m_lo - s_lo; \ | |
a2fbb9ea ET |
2965 | } \ |
2966 | } \ | |
2967 | } while (0) | |
2968 | ||
bb2a0f7a | 2969 | #define UPDATE_STAT64(s, t) \ |
a2fbb9ea | 2970 | do { \ |
bb2a0f7a YG |
2971 | DIFF_64(diff.hi, new->s##_hi, pstats->mac_stx[0].t##_hi, \ |
2972 | diff.lo, new->s##_lo, pstats->mac_stx[0].t##_lo); \ | |
2973 | pstats->mac_stx[0].t##_hi = new->s##_hi; \ | |
2974 | pstats->mac_stx[0].t##_lo = new->s##_lo; \ | |
2975 | ADD_64(pstats->mac_stx[1].t##_hi, diff.hi, \ | |
2976 | pstats->mac_stx[1].t##_lo, diff.lo); \ | |
a2fbb9ea ET |
2977 | } while (0) |
2978 | ||
bb2a0f7a | 2979 | #define UPDATE_STAT64_NIG(s, t) \ |
a2fbb9ea | 2980 | do { \ |
bb2a0f7a YG |
2981 | DIFF_64(diff.hi, new->s##_hi, old->s##_hi, \ |
2982 | diff.lo, new->s##_lo, old->s##_lo); \ | |
2983 | ADD_64(estats->t##_hi, diff.hi, \ | |
2984 | estats->t##_lo, diff.lo); \ | |
a2fbb9ea ET |
2985 | } while (0) |
2986 | ||
2987 | /* sum[hi:lo] += add */ | |
2988 | #define ADD_EXTEND_64(s_hi, s_lo, a) \ | |
2989 | do { \ | |
2990 | s_lo += a; \ | |
2991 | s_hi += (s_lo < a) ? 1 : 0; \ | |
2992 | } while (0) | |
2993 | ||
bb2a0f7a | 2994 | #define UPDATE_EXTEND_STAT(s) \ |
a2fbb9ea | 2995 | do { \ |
bb2a0f7a YG |
2996 | ADD_EXTEND_64(pstats->mac_stx[1].s##_hi, \ |
2997 | pstats->mac_stx[1].s##_lo, \ | |
2998 | new->s); \ | |
a2fbb9ea ET |
2999 | } while (0) |
3000 | ||
bb2a0f7a | 3001 | #define UPDATE_EXTEND_TSTAT(s, t) \ |
a2fbb9ea ET |
3002 | do { \ |
3003 | diff = le32_to_cpu(tclient->s) - old_tclient->s; \ | |
3004 | old_tclient->s = le32_to_cpu(tclient->s); \ | |
de832a55 EG |
3005 | ADD_EXTEND_64(qstats->t##_hi, qstats->t##_lo, diff); \ |
3006 | } while (0) | |
3007 | ||
3008 | #define UPDATE_EXTEND_USTAT(s, t) \ | |
3009 | do { \ | |
3010 | diff = le32_to_cpu(uclient->s) - le32_to_cpu(old_uclient->s); \ | |
3011 | old_uclient->s = uclient->s; \ | |
3012 | ADD_EXTEND_64(qstats->t##_hi, qstats->t##_lo, diff); \ | |
bb2a0f7a YG |
3013 | } while (0) |
3014 | ||
3015 | #define UPDATE_EXTEND_XSTAT(s, t) \ | |
3016 | do { \ | |
3017 | diff = le32_to_cpu(xclient->s) - old_xclient->s; \ | |
3018 | old_xclient->s = le32_to_cpu(xclient->s); \ | |
de832a55 EG |
3019 | ADD_EXTEND_64(qstats->t##_hi, qstats->t##_lo, diff); \ |
3020 | } while (0) | |
3021 | ||
3022 | /* minuend -= subtrahend */ | |
3023 | #define SUB_64(m_hi, s_hi, m_lo, s_lo) \ | |
3024 | do { \ | |
3025 | DIFF_64(m_hi, m_hi, s_hi, m_lo, m_lo, s_lo); \ | |
3026 | } while (0) | |
3027 | ||
3028 | /* minuend[hi:lo] -= subtrahend */ | |
3029 | #define SUB_EXTEND_64(m_hi, m_lo, s) \ | |
3030 | do { \ | |
3031 | SUB_64(m_hi, 0, m_lo, s); \ | |
3032 | } while (0) | |
3033 | ||
3034 | #define SUB_EXTEND_USTAT(s, t) \ | |
3035 | do { \ | |
3036 | diff = le32_to_cpu(uclient->s) - le32_to_cpu(old_uclient->s); \ | |
3037 | SUB_EXTEND_64(qstats->t##_hi, qstats->t##_lo, diff); \ | |
a2fbb9ea ET |
3038 | } while (0) |
3039 | ||
3040 | /* | |
3041 | * General service functions | |
3042 | */ | |
3043 | ||
3044 | static inline long bnx2x_hilo(u32 *hiref) | |
3045 | { | |
3046 | u32 lo = *(hiref + 1); | |
3047 | #if (BITS_PER_LONG == 64) | |
3048 | u32 hi = *hiref; | |
3049 | ||
3050 | return HILO_U64(hi, lo); | |
3051 | #else | |
3052 | return lo; | |
3053 | #endif | |
3054 | } | |
3055 | ||
3056 | /* | |
3057 | * Init service functions | |
3058 | */ | |
3059 | ||
bb2a0f7a YG |
3060 | static void bnx2x_storm_stats_post(struct bnx2x *bp) |
3061 | { | |
3062 | if (!bp->stats_pending) { | |
3063 | struct eth_query_ramrod_data ramrod_data = {0}; | |
de832a55 | 3064 | int i, rc; |
bb2a0f7a YG |
3065 | |
3066 | ramrod_data.drv_counter = bp->stats_counter++; | |
8d9c5f34 | 3067 | ramrod_data.collect_port = bp->port.pmf ? 1 : 0; |
de832a55 EG |
3068 | for_each_queue(bp, i) |
3069 | ramrod_data.ctr_id_vector |= (1 << bp->fp[i].cl_id); | |
bb2a0f7a YG |
3070 | |
3071 | rc = bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_STAT_QUERY, 0, | |
3072 | ((u32 *)&ramrod_data)[1], | |
3073 | ((u32 *)&ramrod_data)[0], 0); | |
3074 | if (rc == 0) { | |
3075 | /* stats ramrod has it's own slot on the spq */ | |
3076 | bp->spq_left++; | |
3077 | bp->stats_pending = 1; | |
3078 | } | |
3079 | } | |
3080 | } | |
3081 | ||
3082 | static void bnx2x_stats_init(struct bnx2x *bp) | |
3083 | { | |
3084 | int port = BP_PORT(bp); | |
de832a55 | 3085 | int i; |
bb2a0f7a | 3086 | |
de832a55 | 3087 | bp->stats_pending = 0; |
bb2a0f7a YG |
3088 | bp->executer_idx = 0; |
3089 | bp->stats_counter = 0; | |
3090 | ||
3091 | /* port stats */ | |
3092 | if (!BP_NOMCP(bp)) | |
3093 | bp->port.port_stx = SHMEM_RD(bp, port_mb[port].port_stx); | |
3094 | else | |
3095 | bp->port.port_stx = 0; | |
3096 | DP(BNX2X_MSG_STATS, "port_stx 0x%x\n", bp->port.port_stx); | |
3097 | ||
3098 | memset(&(bp->port.old_nig_stats), 0, sizeof(struct nig_stats)); | |
3099 | bp->port.old_nig_stats.brb_discard = | |
3100 | REG_RD(bp, NIG_REG_STAT0_BRB_DISCARD + port*0x38); | |
66e855f3 YG |
3101 | bp->port.old_nig_stats.brb_truncate = |
3102 | REG_RD(bp, NIG_REG_STAT0_BRB_TRUNCATE + port*0x38); | |
bb2a0f7a YG |
3103 | REG_RD_DMAE(bp, NIG_REG_STAT0_EGRESS_MAC_PKT0 + port*0x50, |
3104 | &(bp->port.old_nig_stats.egress_mac_pkt0_lo), 2); | |
3105 | REG_RD_DMAE(bp, NIG_REG_STAT0_EGRESS_MAC_PKT1 + port*0x50, | |
3106 | &(bp->port.old_nig_stats.egress_mac_pkt1_lo), 2); | |
3107 | ||
3108 | /* function stats */ | |
de832a55 EG |
3109 | for_each_queue(bp, i) { |
3110 | struct bnx2x_fastpath *fp = &bp->fp[i]; | |
3111 | ||
3112 | memset(&fp->old_tclient, 0, | |
3113 | sizeof(struct tstorm_per_client_stats)); | |
3114 | memset(&fp->old_uclient, 0, | |
3115 | sizeof(struct ustorm_per_client_stats)); | |
3116 | memset(&fp->old_xclient, 0, | |
3117 | sizeof(struct xstorm_per_client_stats)); | |
3118 | memset(&fp->eth_q_stats, 0, sizeof(struct bnx2x_eth_q_stats)); | |
3119 | } | |
3120 | ||
bb2a0f7a | 3121 | memset(&bp->dev->stats, 0, sizeof(struct net_device_stats)); |
bb2a0f7a YG |
3122 | memset(&bp->eth_stats, 0, sizeof(struct bnx2x_eth_stats)); |
3123 | ||
3124 | bp->stats_state = STATS_STATE_DISABLED; | |
3125 | if (IS_E1HMF(bp) && bp->port.pmf && bp->port.port_stx) | |
3126 | bnx2x_stats_handle(bp, STATS_EVENT_PMF); | |
3127 | } | |
3128 | ||
3129 | static void bnx2x_hw_stats_post(struct bnx2x *bp) | |
3130 | { | |
3131 | struct dmae_command *dmae = &bp->stats_dmae; | |
3132 | u32 *stats_comp = bnx2x_sp(bp, stats_comp); | |
3133 | ||
3134 | *stats_comp = DMAE_COMP_VAL; | |
de832a55 EG |
3135 | if (CHIP_REV_IS_SLOW(bp)) |
3136 | return; | |
bb2a0f7a YG |
3137 | |
3138 | /* loader */ | |
3139 | if (bp->executer_idx) { | |
3140 | int loader_idx = PMF_DMAE_C(bp); | |
3141 | ||
3142 | memset(dmae, 0, sizeof(struct dmae_command)); | |
3143 | ||
3144 | dmae->opcode = (DMAE_CMD_SRC_PCI | DMAE_CMD_DST_GRC | | |
3145 | DMAE_CMD_C_DST_GRC | DMAE_CMD_C_ENABLE | | |
3146 | DMAE_CMD_DST_RESET | | |
3147 | #ifdef __BIG_ENDIAN | |
3148 | DMAE_CMD_ENDIANITY_B_DW_SWAP | | |
3149 | #else | |
3150 | DMAE_CMD_ENDIANITY_DW_SWAP | | |
3151 | #endif | |
3152 | (BP_PORT(bp) ? DMAE_CMD_PORT_1 : | |
3153 | DMAE_CMD_PORT_0) | | |
3154 | (BP_E1HVN(bp) << DMAE_CMD_E1HVN_SHIFT)); | |
3155 | dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, dmae[0])); | |
3156 | dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, dmae[0])); | |
3157 | dmae->dst_addr_lo = (DMAE_REG_CMD_MEM + | |
3158 | sizeof(struct dmae_command) * | |
3159 | (loader_idx + 1)) >> 2; | |
3160 | dmae->dst_addr_hi = 0; | |
3161 | dmae->len = sizeof(struct dmae_command) >> 2; | |
3162 | if (CHIP_IS_E1(bp)) | |
3163 | dmae->len--; | |
3164 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx + 1] >> 2; | |
3165 | dmae->comp_addr_hi = 0; | |
3166 | dmae->comp_val = 1; | |
3167 | ||
3168 | *stats_comp = 0; | |
3169 | bnx2x_post_dmae(bp, dmae, loader_idx); | |
3170 | ||
3171 | } else if (bp->func_stx) { | |
3172 | *stats_comp = 0; | |
3173 | bnx2x_post_dmae(bp, dmae, INIT_DMAE_C(bp)); | |
3174 | } | |
3175 | } | |
3176 | ||
3177 | static int bnx2x_stats_comp(struct bnx2x *bp) | |
3178 | { | |
3179 | u32 *stats_comp = bnx2x_sp(bp, stats_comp); | |
3180 | int cnt = 10; | |
3181 | ||
3182 | might_sleep(); | |
3183 | while (*stats_comp != DMAE_COMP_VAL) { | |
bb2a0f7a YG |
3184 | if (!cnt) { |
3185 | BNX2X_ERR("timeout waiting for stats finished\n"); | |
3186 | break; | |
3187 | } | |
3188 | cnt--; | |
12469401 | 3189 | msleep(1); |
bb2a0f7a YG |
3190 | } |
3191 | return 1; | |
3192 | } | |
3193 | ||
3194 | /* | |
3195 | * Statistics service functions | |
3196 | */ | |
3197 | ||
3198 | static void bnx2x_stats_pmf_update(struct bnx2x *bp) | |
3199 | { | |
3200 | struct dmae_command *dmae; | |
3201 | u32 opcode; | |
3202 | int loader_idx = PMF_DMAE_C(bp); | |
3203 | u32 *stats_comp = bnx2x_sp(bp, stats_comp); | |
3204 | ||
3205 | /* sanity */ | |
3206 | if (!IS_E1HMF(bp) || !bp->port.pmf || !bp->port.port_stx) { | |
3207 | BNX2X_ERR("BUG!\n"); | |
3208 | return; | |
3209 | } | |
3210 | ||
3211 | bp->executer_idx = 0; | |
3212 | ||
3213 | opcode = (DMAE_CMD_SRC_GRC | DMAE_CMD_DST_PCI | | |
3214 | DMAE_CMD_C_ENABLE | | |
3215 | DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET | | |
3216 | #ifdef __BIG_ENDIAN | |
3217 | DMAE_CMD_ENDIANITY_B_DW_SWAP | | |
3218 | #else | |
3219 | DMAE_CMD_ENDIANITY_DW_SWAP | | |
3220 | #endif | |
3221 | (BP_PORT(bp) ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) | | |
3222 | (BP_E1HVN(bp) << DMAE_CMD_E1HVN_SHIFT)); | |
3223 | ||
3224 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | |
3225 | dmae->opcode = (opcode | DMAE_CMD_C_DST_GRC); | |
3226 | dmae->src_addr_lo = bp->port.port_stx >> 2; | |
3227 | dmae->src_addr_hi = 0; | |
3228 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, port_stats)); | |
3229 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, port_stats)); | |
3230 | dmae->len = DMAE_LEN32_RD_MAX; | |
3231 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; | |
3232 | dmae->comp_addr_hi = 0; | |
3233 | dmae->comp_val = 1; | |
3234 | ||
3235 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | |
3236 | dmae->opcode = (opcode | DMAE_CMD_C_DST_PCI); | |
3237 | dmae->src_addr_lo = (bp->port.port_stx >> 2) + DMAE_LEN32_RD_MAX; | |
3238 | dmae->src_addr_hi = 0; | |
7a9b2557 VZ |
3239 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, port_stats) + |
3240 | DMAE_LEN32_RD_MAX * 4); | |
3241 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, port_stats) + | |
3242 | DMAE_LEN32_RD_MAX * 4); | |
bb2a0f7a YG |
3243 | dmae->len = (sizeof(struct host_port_stats) >> 2) - DMAE_LEN32_RD_MAX; |
3244 | dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, stats_comp)); | |
3245 | dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, stats_comp)); | |
3246 | dmae->comp_val = DMAE_COMP_VAL; | |
3247 | ||
3248 | *stats_comp = 0; | |
3249 | bnx2x_hw_stats_post(bp); | |
3250 | bnx2x_stats_comp(bp); | |
3251 | } | |
3252 | ||
3253 | static void bnx2x_port_stats_init(struct bnx2x *bp) | |
a2fbb9ea ET |
3254 | { |
3255 | struct dmae_command *dmae; | |
34f80b04 | 3256 | int port = BP_PORT(bp); |
bb2a0f7a | 3257 | int vn = BP_E1HVN(bp); |
a2fbb9ea | 3258 | u32 opcode; |
bb2a0f7a | 3259 | int loader_idx = PMF_DMAE_C(bp); |
a2fbb9ea | 3260 | u32 mac_addr; |
bb2a0f7a YG |
3261 | u32 *stats_comp = bnx2x_sp(bp, stats_comp); |
3262 | ||
3263 | /* sanity */ | |
3264 | if (!bp->link_vars.link_up || !bp->port.pmf) { | |
3265 | BNX2X_ERR("BUG!\n"); | |
3266 | return; | |
3267 | } | |
a2fbb9ea ET |
3268 | |
3269 | bp->executer_idx = 0; | |
bb2a0f7a YG |
3270 | |
3271 | /* MCP */ | |
3272 | opcode = (DMAE_CMD_SRC_PCI | DMAE_CMD_DST_GRC | | |
3273 | DMAE_CMD_C_DST_GRC | DMAE_CMD_C_ENABLE | | |
3274 | DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET | | |
a2fbb9ea | 3275 | #ifdef __BIG_ENDIAN |
bb2a0f7a | 3276 | DMAE_CMD_ENDIANITY_B_DW_SWAP | |
a2fbb9ea | 3277 | #else |
bb2a0f7a | 3278 | DMAE_CMD_ENDIANITY_DW_SWAP | |
a2fbb9ea | 3279 | #endif |
bb2a0f7a YG |
3280 | (port ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) | |
3281 | (vn << DMAE_CMD_E1HVN_SHIFT)); | |
a2fbb9ea | 3282 | |
bb2a0f7a | 3283 | if (bp->port.port_stx) { |
a2fbb9ea ET |
3284 | |
3285 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | |
3286 | dmae->opcode = opcode; | |
bb2a0f7a YG |
3287 | dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, port_stats)); |
3288 | dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, port_stats)); | |
3289 | dmae->dst_addr_lo = bp->port.port_stx >> 2; | |
a2fbb9ea | 3290 | dmae->dst_addr_hi = 0; |
bb2a0f7a YG |
3291 | dmae->len = sizeof(struct host_port_stats) >> 2; |
3292 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; | |
3293 | dmae->comp_addr_hi = 0; | |
3294 | dmae->comp_val = 1; | |
a2fbb9ea ET |
3295 | } |
3296 | ||
bb2a0f7a YG |
3297 | if (bp->func_stx) { |
3298 | ||
3299 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | |
3300 | dmae->opcode = opcode; | |
3301 | dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, func_stats)); | |
3302 | dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, func_stats)); | |
3303 | dmae->dst_addr_lo = bp->func_stx >> 2; | |
3304 | dmae->dst_addr_hi = 0; | |
3305 | dmae->len = sizeof(struct host_func_stats) >> 2; | |
3306 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; | |
3307 | dmae->comp_addr_hi = 0; | |
3308 | dmae->comp_val = 1; | |
a2fbb9ea ET |
3309 | } |
3310 | ||
bb2a0f7a | 3311 | /* MAC */ |
a2fbb9ea ET |
3312 | opcode = (DMAE_CMD_SRC_GRC | DMAE_CMD_DST_PCI | |
3313 | DMAE_CMD_C_DST_GRC | DMAE_CMD_C_ENABLE | | |
3314 | DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET | | |
3315 | #ifdef __BIG_ENDIAN | |
3316 | DMAE_CMD_ENDIANITY_B_DW_SWAP | | |
3317 | #else | |
3318 | DMAE_CMD_ENDIANITY_DW_SWAP | | |
3319 | #endif | |
bb2a0f7a YG |
3320 | (port ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) | |
3321 | (vn << DMAE_CMD_E1HVN_SHIFT)); | |
a2fbb9ea | 3322 | |
c18487ee | 3323 | if (bp->link_vars.mac_type == MAC_TYPE_BMAC) { |
a2fbb9ea ET |
3324 | |
3325 | mac_addr = (port ? NIG_REG_INGRESS_BMAC1_MEM : | |
3326 | NIG_REG_INGRESS_BMAC0_MEM); | |
3327 | ||
3328 | /* BIGMAC_REGISTER_TX_STAT_GTPKT .. | |
3329 | BIGMAC_REGISTER_TX_STAT_GTBYT */ | |
3330 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | |
3331 | dmae->opcode = opcode; | |
3332 | dmae->src_addr_lo = (mac_addr + | |
3333 | BIGMAC_REGISTER_TX_STAT_GTPKT) >> 2; | |
3334 | dmae->src_addr_hi = 0; | |
3335 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, mac_stats)); | |
3336 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, mac_stats)); | |
3337 | dmae->len = (8 + BIGMAC_REGISTER_TX_STAT_GTBYT - | |
3338 | BIGMAC_REGISTER_TX_STAT_GTPKT) >> 2; | |
3339 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; | |
3340 | dmae->comp_addr_hi = 0; | |
3341 | dmae->comp_val = 1; | |
3342 | ||
3343 | /* BIGMAC_REGISTER_RX_STAT_GR64 .. | |
3344 | BIGMAC_REGISTER_RX_STAT_GRIPJ */ | |
3345 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | |
3346 | dmae->opcode = opcode; | |
3347 | dmae->src_addr_lo = (mac_addr + | |
3348 | BIGMAC_REGISTER_RX_STAT_GR64) >> 2; | |
3349 | dmae->src_addr_hi = 0; | |
3350 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, mac_stats) + | |
bb2a0f7a | 3351 | offsetof(struct bmac_stats, rx_stat_gr64_lo)); |
a2fbb9ea | 3352 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, mac_stats) + |
bb2a0f7a | 3353 | offsetof(struct bmac_stats, rx_stat_gr64_lo)); |
a2fbb9ea ET |
3354 | dmae->len = (8 + BIGMAC_REGISTER_RX_STAT_GRIPJ - |
3355 | BIGMAC_REGISTER_RX_STAT_GR64) >> 2; | |
3356 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; | |
3357 | dmae->comp_addr_hi = 0; | |
3358 | dmae->comp_val = 1; | |
3359 | ||
c18487ee | 3360 | } else if (bp->link_vars.mac_type == MAC_TYPE_EMAC) { |
a2fbb9ea ET |
3361 | |
3362 | mac_addr = (port ? GRCBASE_EMAC1 : GRCBASE_EMAC0); | |
3363 | ||
3364 | /* EMAC_REG_EMAC_RX_STAT_AC (EMAC_REG_EMAC_RX_STAT_AC_COUNT)*/ | |
3365 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | |
3366 | dmae->opcode = opcode; | |
3367 | dmae->src_addr_lo = (mac_addr + | |
3368 | EMAC_REG_EMAC_RX_STAT_AC) >> 2; | |
3369 | dmae->src_addr_hi = 0; | |
3370 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, mac_stats)); | |
3371 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, mac_stats)); | |
3372 | dmae->len = EMAC_REG_EMAC_RX_STAT_AC_COUNT; | |
3373 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; | |
3374 | dmae->comp_addr_hi = 0; | |
3375 | dmae->comp_val = 1; | |
3376 | ||
3377 | /* EMAC_REG_EMAC_RX_STAT_AC_28 */ | |
3378 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | |
3379 | dmae->opcode = opcode; | |
3380 | dmae->src_addr_lo = (mac_addr + | |
3381 | EMAC_REG_EMAC_RX_STAT_AC_28) >> 2; | |
3382 | dmae->src_addr_hi = 0; | |
3383 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, mac_stats) + | |
bb2a0f7a | 3384 | offsetof(struct emac_stats, rx_stat_falsecarriererrors)); |
a2fbb9ea | 3385 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, mac_stats) + |
bb2a0f7a | 3386 | offsetof(struct emac_stats, rx_stat_falsecarriererrors)); |
a2fbb9ea ET |
3387 | dmae->len = 1; |
3388 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; | |
3389 | dmae->comp_addr_hi = 0; | |
3390 | dmae->comp_val = 1; | |
3391 | ||
3392 | /* EMAC_REG_EMAC_TX_STAT_AC (EMAC_REG_EMAC_TX_STAT_AC_COUNT)*/ | |
3393 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | |
3394 | dmae->opcode = opcode; | |
3395 | dmae->src_addr_lo = (mac_addr + | |
3396 | EMAC_REG_EMAC_TX_STAT_AC) >> 2; | |
3397 | dmae->src_addr_hi = 0; | |
3398 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, mac_stats) + | |
bb2a0f7a | 3399 | offsetof(struct emac_stats, tx_stat_ifhcoutoctets)); |
a2fbb9ea | 3400 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, mac_stats) + |
bb2a0f7a | 3401 | offsetof(struct emac_stats, tx_stat_ifhcoutoctets)); |
a2fbb9ea ET |
3402 | dmae->len = EMAC_REG_EMAC_TX_STAT_AC_COUNT; |
3403 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; | |
3404 | dmae->comp_addr_hi = 0; | |
3405 | dmae->comp_val = 1; | |
3406 | } | |
3407 | ||
3408 | /* NIG */ | |
bb2a0f7a YG |
3409 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); |
3410 | dmae->opcode = opcode; | |
3411 | dmae->src_addr_lo = (port ? NIG_REG_STAT1_BRB_DISCARD : | |
3412 | NIG_REG_STAT0_BRB_DISCARD) >> 2; | |
3413 | dmae->src_addr_hi = 0; | |
3414 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, nig_stats)); | |
3415 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, nig_stats)); | |
3416 | dmae->len = (sizeof(struct nig_stats) - 4*sizeof(u32)) >> 2; | |
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 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | |
3422 | dmae->opcode = opcode; | |
3423 | dmae->src_addr_lo = (port ? NIG_REG_STAT1_EGRESS_MAC_PKT0 : | |
3424 | NIG_REG_STAT0_EGRESS_MAC_PKT0) >> 2; | |
3425 | dmae->src_addr_hi = 0; | |
3426 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, nig_stats) + | |
3427 | offsetof(struct nig_stats, egress_mac_pkt0_lo)); | |
3428 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, nig_stats) + | |
3429 | offsetof(struct nig_stats, egress_mac_pkt0_lo)); | |
3430 | dmae->len = (2*sizeof(u32)) >> 2; | |
3431 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; | |
3432 | dmae->comp_addr_hi = 0; | |
3433 | dmae->comp_val = 1; | |
3434 | ||
a2fbb9ea ET |
3435 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); |
3436 | dmae->opcode = (DMAE_CMD_SRC_GRC | DMAE_CMD_DST_PCI | | |
3437 | DMAE_CMD_C_DST_PCI | DMAE_CMD_C_ENABLE | | |
3438 | DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET | | |
3439 | #ifdef __BIG_ENDIAN | |
3440 | DMAE_CMD_ENDIANITY_B_DW_SWAP | | |
3441 | #else | |
3442 | DMAE_CMD_ENDIANITY_DW_SWAP | | |
3443 | #endif | |
bb2a0f7a YG |
3444 | (port ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) | |
3445 | (vn << DMAE_CMD_E1HVN_SHIFT)); | |
3446 | dmae->src_addr_lo = (port ? NIG_REG_STAT1_EGRESS_MAC_PKT1 : | |
3447 | NIG_REG_STAT0_EGRESS_MAC_PKT1) >> 2; | |
a2fbb9ea | 3448 | dmae->src_addr_hi = 0; |
bb2a0f7a YG |
3449 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, nig_stats) + |
3450 | offsetof(struct nig_stats, egress_mac_pkt1_lo)); | |
3451 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, nig_stats) + | |
3452 | offsetof(struct nig_stats, egress_mac_pkt1_lo)); | |
3453 | dmae->len = (2*sizeof(u32)) >> 2; | |
3454 | dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, stats_comp)); | |
3455 | dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, stats_comp)); | |
3456 | dmae->comp_val = DMAE_COMP_VAL; | |
3457 | ||
3458 | *stats_comp = 0; | |
a2fbb9ea ET |
3459 | } |
3460 | ||
bb2a0f7a | 3461 | static void bnx2x_func_stats_init(struct bnx2x *bp) |
a2fbb9ea | 3462 | { |
bb2a0f7a YG |
3463 | struct dmae_command *dmae = &bp->stats_dmae; |
3464 | u32 *stats_comp = bnx2x_sp(bp, stats_comp); | |
a2fbb9ea | 3465 | |
bb2a0f7a YG |
3466 | /* sanity */ |
3467 | if (!bp->func_stx) { | |
3468 | BNX2X_ERR("BUG!\n"); | |
3469 | return; | |
3470 | } | |
a2fbb9ea | 3471 | |
bb2a0f7a YG |
3472 | bp->executer_idx = 0; |
3473 | memset(dmae, 0, sizeof(struct dmae_command)); | |
a2fbb9ea | 3474 | |
bb2a0f7a YG |
3475 | dmae->opcode = (DMAE_CMD_SRC_PCI | DMAE_CMD_DST_GRC | |
3476 | DMAE_CMD_C_DST_PCI | DMAE_CMD_C_ENABLE | | |
3477 | DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET | | |
3478 | #ifdef __BIG_ENDIAN | |
3479 | DMAE_CMD_ENDIANITY_B_DW_SWAP | | |
3480 | #else | |
3481 | DMAE_CMD_ENDIANITY_DW_SWAP | | |
3482 | #endif | |
3483 | (BP_PORT(bp) ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) | | |
3484 | (BP_E1HVN(bp) << DMAE_CMD_E1HVN_SHIFT)); | |
3485 | dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, func_stats)); | |
3486 | dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, func_stats)); | |
3487 | dmae->dst_addr_lo = bp->func_stx >> 2; | |
3488 | dmae->dst_addr_hi = 0; | |
3489 | dmae->len = sizeof(struct host_func_stats) >> 2; | |
3490 | dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, stats_comp)); | |
3491 | dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, stats_comp)); | |
3492 | dmae->comp_val = DMAE_COMP_VAL; | |
a2fbb9ea | 3493 | |
bb2a0f7a YG |
3494 | *stats_comp = 0; |
3495 | } | |
a2fbb9ea | 3496 | |
bb2a0f7a YG |
3497 | static void bnx2x_stats_start(struct bnx2x *bp) |
3498 | { | |
3499 | if (bp->port.pmf) | |
3500 | bnx2x_port_stats_init(bp); | |
3501 | ||
3502 | else if (bp->func_stx) | |
3503 | bnx2x_func_stats_init(bp); | |
3504 | ||
3505 | bnx2x_hw_stats_post(bp); | |
3506 | bnx2x_storm_stats_post(bp); | |
3507 | } | |
3508 | ||
3509 | static void bnx2x_stats_pmf_start(struct bnx2x *bp) | |
3510 | { | |
3511 | bnx2x_stats_comp(bp); | |
3512 | bnx2x_stats_pmf_update(bp); | |
3513 | bnx2x_stats_start(bp); | |
3514 | } | |
3515 | ||
3516 | static void bnx2x_stats_restart(struct bnx2x *bp) | |
3517 | { | |
3518 | bnx2x_stats_comp(bp); | |
3519 | bnx2x_stats_start(bp); | |
3520 | } | |
3521 | ||
3522 | static void bnx2x_bmac_stats_update(struct bnx2x *bp) | |
3523 | { | |
3524 | struct bmac_stats *new = bnx2x_sp(bp, mac_stats.bmac_stats); | |
3525 | struct host_port_stats *pstats = bnx2x_sp(bp, port_stats); | |
de832a55 | 3526 | struct bnx2x_eth_stats *estats = &bp->eth_stats; |
bb2a0f7a YG |
3527 | struct regpair diff; |
3528 | ||
3529 | UPDATE_STAT64(rx_stat_grerb, rx_stat_ifhcinbadoctets); | |
3530 | UPDATE_STAT64(rx_stat_grfcs, rx_stat_dot3statsfcserrors); | |
3531 | UPDATE_STAT64(rx_stat_grund, rx_stat_etherstatsundersizepkts); | |
3532 | UPDATE_STAT64(rx_stat_grovr, rx_stat_dot3statsframestoolong); | |
3533 | UPDATE_STAT64(rx_stat_grfrg, rx_stat_etherstatsfragments); | |
3534 | UPDATE_STAT64(rx_stat_grjbr, rx_stat_etherstatsjabbers); | |
66e855f3 | 3535 | UPDATE_STAT64(rx_stat_grxcf, rx_stat_maccontrolframesreceived); |
bb2a0f7a | 3536 | UPDATE_STAT64(rx_stat_grxpf, rx_stat_xoffstateentered); |
de832a55 | 3537 | UPDATE_STAT64(rx_stat_grxpf, rx_stat_bmac_xpf); |
bb2a0f7a YG |
3538 | UPDATE_STAT64(tx_stat_gtxpf, tx_stat_outxoffsent); |
3539 | UPDATE_STAT64(tx_stat_gtxpf, tx_stat_flowcontroldone); | |
3540 | UPDATE_STAT64(tx_stat_gt64, tx_stat_etherstatspkts64octets); | |
3541 | UPDATE_STAT64(tx_stat_gt127, | |
3542 | tx_stat_etherstatspkts65octetsto127octets); | |
3543 | UPDATE_STAT64(tx_stat_gt255, | |
3544 | tx_stat_etherstatspkts128octetsto255octets); | |
3545 | UPDATE_STAT64(tx_stat_gt511, | |
3546 | tx_stat_etherstatspkts256octetsto511octets); | |
3547 | UPDATE_STAT64(tx_stat_gt1023, | |
3548 | tx_stat_etherstatspkts512octetsto1023octets); | |
3549 | UPDATE_STAT64(tx_stat_gt1518, | |
3550 | tx_stat_etherstatspkts1024octetsto1522octets); | |
3551 | UPDATE_STAT64(tx_stat_gt2047, tx_stat_bmac_2047); | |
3552 | UPDATE_STAT64(tx_stat_gt4095, tx_stat_bmac_4095); | |
3553 | UPDATE_STAT64(tx_stat_gt9216, tx_stat_bmac_9216); | |
3554 | UPDATE_STAT64(tx_stat_gt16383, tx_stat_bmac_16383); | |
3555 | UPDATE_STAT64(tx_stat_gterr, | |
3556 | tx_stat_dot3statsinternalmactransmiterrors); | |
3557 | UPDATE_STAT64(tx_stat_gtufl, tx_stat_bmac_ufl); | |
de832a55 EG |
3558 | |
3559 | estats->pause_frames_received_hi = | |
3560 | pstats->mac_stx[1].rx_stat_bmac_xpf_hi; | |
3561 | estats->pause_frames_received_lo = | |
3562 | pstats->mac_stx[1].rx_stat_bmac_xpf_lo; | |
3563 | ||
3564 | estats->pause_frames_sent_hi = | |
3565 | pstats->mac_stx[1].tx_stat_outxoffsent_hi; | |
3566 | estats->pause_frames_sent_lo = | |
3567 | pstats->mac_stx[1].tx_stat_outxoffsent_lo; | |
bb2a0f7a YG |
3568 | } |
3569 | ||
3570 | static void bnx2x_emac_stats_update(struct bnx2x *bp) | |
3571 | { | |
3572 | struct emac_stats *new = bnx2x_sp(bp, mac_stats.emac_stats); | |
3573 | struct host_port_stats *pstats = bnx2x_sp(bp, port_stats); | |
de832a55 | 3574 | struct bnx2x_eth_stats *estats = &bp->eth_stats; |
bb2a0f7a YG |
3575 | |
3576 | UPDATE_EXTEND_STAT(rx_stat_ifhcinbadoctets); | |
3577 | UPDATE_EXTEND_STAT(tx_stat_ifhcoutbadoctets); | |
3578 | UPDATE_EXTEND_STAT(rx_stat_dot3statsfcserrors); | |
3579 | UPDATE_EXTEND_STAT(rx_stat_dot3statsalignmenterrors); | |
3580 | UPDATE_EXTEND_STAT(rx_stat_dot3statscarriersenseerrors); | |
3581 | UPDATE_EXTEND_STAT(rx_stat_falsecarriererrors); | |
3582 | UPDATE_EXTEND_STAT(rx_stat_etherstatsundersizepkts); | |
3583 | UPDATE_EXTEND_STAT(rx_stat_dot3statsframestoolong); | |
3584 | UPDATE_EXTEND_STAT(rx_stat_etherstatsfragments); | |
3585 | UPDATE_EXTEND_STAT(rx_stat_etherstatsjabbers); | |
3586 | UPDATE_EXTEND_STAT(rx_stat_maccontrolframesreceived); | |
3587 | UPDATE_EXTEND_STAT(rx_stat_xoffstateentered); | |
3588 | UPDATE_EXTEND_STAT(rx_stat_xonpauseframesreceived); | |
3589 | UPDATE_EXTEND_STAT(rx_stat_xoffpauseframesreceived); | |
3590 | UPDATE_EXTEND_STAT(tx_stat_outxonsent); | |
3591 | UPDATE_EXTEND_STAT(tx_stat_outxoffsent); | |
3592 | UPDATE_EXTEND_STAT(tx_stat_flowcontroldone); | |
3593 | UPDATE_EXTEND_STAT(tx_stat_etherstatscollisions); | |
3594 | UPDATE_EXTEND_STAT(tx_stat_dot3statssinglecollisionframes); | |
3595 | UPDATE_EXTEND_STAT(tx_stat_dot3statsmultiplecollisionframes); | |
3596 | UPDATE_EXTEND_STAT(tx_stat_dot3statsdeferredtransmissions); | |
3597 | UPDATE_EXTEND_STAT(tx_stat_dot3statsexcessivecollisions); | |
3598 | UPDATE_EXTEND_STAT(tx_stat_dot3statslatecollisions); | |
3599 | UPDATE_EXTEND_STAT(tx_stat_etherstatspkts64octets); | |
3600 | UPDATE_EXTEND_STAT(tx_stat_etherstatspkts65octetsto127octets); | |
3601 | UPDATE_EXTEND_STAT(tx_stat_etherstatspkts128octetsto255octets); | |
3602 | UPDATE_EXTEND_STAT(tx_stat_etherstatspkts256octetsto511octets); | |
3603 | UPDATE_EXTEND_STAT(tx_stat_etherstatspkts512octetsto1023octets); | |
3604 | UPDATE_EXTEND_STAT(tx_stat_etherstatspkts1024octetsto1522octets); | |
3605 | UPDATE_EXTEND_STAT(tx_stat_etherstatspktsover1522octets); | |
3606 | UPDATE_EXTEND_STAT(tx_stat_dot3statsinternalmactransmiterrors); | |
de832a55 EG |
3607 | |
3608 | estats->pause_frames_received_hi = | |
3609 | pstats->mac_stx[1].rx_stat_xonpauseframesreceived_hi; | |
3610 | estats->pause_frames_received_lo = | |
3611 | pstats->mac_stx[1].rx_stat_xonpauseframesreceived_lo; | |
3612 | ADD_64(estats->pause_frames_received_hi, | |
3613 | pstats->mac_stx[1].rx_stat_xoffpauseframesreceived_hi, | |
3614 | estats->pause_frames_received_lo, | |
3615 | pstats->mac_stx[1].rx_stat_xoffpauseframesreceived_lo); | |
3616 | ||
3617 | estats->pause_frames_sent_hi = | |
3618 | pstats->mac_stx[1].tx_stat_outxonsent_hi; | |
3619 | estats->pause_frames_sent_lo = | |
3620 | pstats->mac_stx[1].tx_stat_outxonsent_lo; | |
3621 | ADD_64(estats->pause_frames_sent_hi, | |
3622 | pstats->mac_stx[1].tx_stat_outxoffsent_hi, | |
3623 | estats->pause_frames_sent_lo, | |
3624 | pstats->mac_stx[1].tx_stat_outxoffsent_lo); | |
bb2a0f7a YG |
3625 | } |
3626 | ||
3627 | static int bnx2x_hw_stats_update(struct bnx2x *bp) | |
3628 | { | |
3629 | struct nig_stats *new = bnx2x_sp(bp, nig_stats); | |
3630 | struct nig_stats *old = &(bp->port.old_nig_stats); | |
3631 | struct host_port_stats *pstats = bnx2x_sp(bp, port_stats); | |
3632 | struct bnx2x_eth_stats *estats = &bp->eth_stats; | |
3633 | struct regpair diff; | |
de832a55 | 3634 | u32 nig_timer_max; |
bb2a0f7a YG |
3635 | |
3636 | if (bp->link_vars.mac_type == MAC_TYPE_BMAC) | |
3637 | bnx2x_bmac_stats_update(bp); | |
3638 | ||
3639 | else if (bp->link_vars.mac_type == MAC_TYPE_EMAC) | |
3640 | bnx2x_emac_stats_update(bp); | |
3641 | ||
3642 | else { /* unreached */ | |
3643 | BNX2X_ERR("stats updated by dmae but no MAC active\n"); | |
3644 | return -1; | |
3645 | } | |
a2fbb9ea | 3646 | |
bb2a0f7a YG |
3647 | ADD_EXTEND_64(pstats->brb_drop_hi, pstats->brb_drop_lo, |
3648 | new->brb_discard - old->brb_discard); | |
66e855f3 YG |
3649 | ADD_EXTEND_64(estats->brb_truncate_hi, estats->brb_truncate_lo, |
3650 | new->brb_truncate - old->brb_truncate); | |
a2fbb9ea | 3651 | |
bb2a0f7a YG |
3652 | UPDATE_STAT64_NIG(egress_mac_pkt0, |
3653 | etherstatspkts1024octetsto1522octets); | |
3654 | UPDATE_STAT64_NIG(egress_mac_pkt1, etherstatspktsover1522octets); | |
a2fbb9ea | 3655 | |
bb2a0f7a | 3656 | memcpy(old, new, sizeof(struct nig_stats)); |
a2fbb9ea | 3657 | |
bb2a0f7a YG |
3658 | memcpy(&(estats->rx_stat_ifhcinbadoctets_hi), &(pstats->mac_stx[1]), |
3659 | sizeof(struct mac_stx)); | |
3660 | estats->brb_drop_hi = pstats->brb_drop_hi; | |
3661 | estats->brb_drop_lo = pstats->brb_drop_lo; | |
a2fbb9ea | 3662 | |
bb2a0f7a | 3663 | pstats->host_port_stats_start = ++pstats->host_port_stats_end; |
a2fbb9ea | 3664 | |
de832a55 EG |
3665 | nig_timer_max = SHMEM_RD(bp, port_mb[BP_PORT(bp)].stat_nig_timer); |
3666 | if (nig_timer_max != estats->nig_timer_max) { | |
3667 | estats->nig_timer_max = nig_timer_max; | |
3668 | BNX2X_ERR("NIG timer max (%u)\n", estats->nig_timer_max); | |
3669 | } | |
3670 | ||
bb2a0f7a | 3671 | return 0; |
a2fbb9ea ET |
3672 | } |
3673 | ||
bb2a0f7a | 3674 | static int bnx2x_storm_stats_update(struct bnx2x *bp) |
a2fbb9ea ET |
3675 | { |
3676 | struct eth_stats_query *stats = bnx2x_sp(bp, fw_stats); | |
bb2a0f7a | 3677 | struct tstorm_per_port_stats *tport = |
de832a55 | 3678 | &stats->tstorm_common.port_statistics; |
bb2a0f7a YG |
3679 | struct host_func_stats *fstats = bnx2x_sp(bp, func_stats); |
3680 | struct bnx2x_eth_stats *estats = &bp->eth_stats; | |
de832a55 EG |
3681 | int i; |
3682 | ||
3683 | memset(&(fstats->total_bytes_received_hi), 0, | |
3684 | sizeof(struct host_func_stats) - 2*sizeof(u32)); | |
3685 | estats->error_bytes_received_hi = 0; | |
3686 | estats->error_bytes_received_lo = 0; | |
3687 | estats->etherstatsoverrsizepkts_hi = 0; | |
3688 | estats->etherstatsoverrsizepkts_lo = 0; | |
3689 | estats->no_buff_discard_hi = 0; | |
3690 | estats->no_buff_discard_lo = 0; | |
a2fbb9ea | 3691 | |
de832a55 EG |
3692 | for_each_queue(bp, i) { |
3693 | struct bnx2x_fastpath *fp = &bp->fp[i]; | |
3694 | int cl_id = fp->cl_id; | |
3695 | struct tstorm_per_client_stats *tclient = | |
3696 | &stats->tstorm_common.client_statistics[cl_id]; | |
3697 | struct tstorm_per_client_stats *old_tclient = &fp->old_tclient; | |
3698 | struct ustorm_per_client_stats *uclient = | |
3699 | &stats->ustorm_common.client_statistics[cl_id]; | |
3700 | struct ustorm_per_client_stats *old_uclient = &fp->old_uclient; | |
3701 | struct xstorm_per_client_stats *xclient = | |
3702 | &stats->xstorm_common.client_statistics[cl_id]; | |
3703 | struct xstorm_per_client_stats *old_xclient = &fp->old_xclient; | |
3704 | struct bnx2x_eth_q_stats *qstats = &fp->eth_q_stats; | |
3705 | u32 diff; | |
3706 | ||
3707 | /* are storm stats valid? */ | |
3708 | if ((u16)(le16_to_cpu(xclient->stats_counter) + 1) != | |
bb2a0f7a | 3709 | bp->stats_counter) { |
de832a55 EG |
3710 | DP(BNX2X_MSG_STATS, "[%d] stats not updated by xstorm" |
3711 | " xstorm counter (%d) != stats_counter (%d)\n", | |
3712 | i, xclient->stats_counter, bp->stats_counter); | |
3713 | return -1; | |
3714 | } | |
3715 | if ((u16)(le16_to_cpu(tclient->stats_counter) + 1) != | |
bb2a0f7a | 3716 | bp->stats_counter) { |
de832a55 EG |
3717 | DP(BNX2X_MSG_STATS, "[%d] stats not updated by tstorm" |
3718 | " tstorm counter (%d) != stats_counter (%d)\n", | |
3719 | i, tclient->stats_counter, bp->stats_counter); | |
3720 | return -2; | |
3721 | } | |
3722 | if ((u16)(le16_to_cpu(uclient->stats_counter) + 1) != | |
3723 | bp->stats_counter) { | |
3724 | DP(BNX2X_MSG_STATS, "[%d] stats not updated by ustorm" | |
3725 | " ustorm counter (%d) != stats_counter (%d)\n", | |
3726 | i, uclient->stats_counter, bp->stats_counter); | |
3727 | return -4; | |
3728 | } | |
a2fbb9ea | 3729 | |
de832a55 EG |
3730 | qstats->total_bytes_received_hi = |
3731 | qstats->valid_bytes_received_hi = | |
a2fbb9ea | 3732 | le32_to_cpu(tclient->total_rcv_bytes.hi); |
de832a55 EG |
3733 | qstats->total_bytes_received_lo = |
3734 | qstats->valid_bytes_received_lo = | |
a2fbb9ea | 3735 | le32_to_cpu(tclient->total_rcv_bytes.lo); |
bb2a0f7a | 3736 | |
de832a55 | 3737 | qstats->error_bytes_received_hi = |
bb2a0f7a | 3738 | le32_to_cpu(tclient->rcv_error_bytes.hi); |
de832a55 | 3739 | qstats->error_bytes_received_lo = |
bb2a0f7a | 3740 | le32_to_cpu(tclient->rcv_error_bytes.lo); |
bb2a0f7a | 3741 | |
de832a55 EG |
3742 | ADD_64(qstats->total_bytes_received_hi, |
3743 | qstats->error_bytes_received_hi, | |
3744 | qstats->total_bytes_received_lo, | |
3745 | qstats->error_bytes_received_lo); | |
3746 | ||
3747 | UPDATE_EXTEND_TSTAT(rcv_unicast_pkts, | |
3748 | total_unicast_packets_received); | |
3749 | UPDATE_EXTEND_TSTAT(rcv_multicast_pkts, | |
3750 | total_multicast_packets_received); | |
3751 | UPDATE_EXTEND_TSTAT(rcv_broadcast_pkts, | |
3752 | total_broadcast_packets_received); | |
3753 | UPDATE_EXTEND_TSTAT(packets_too_big_discard, | |
3754 | etherstatsoverrsizepkts); | |
3755 | UPDATE_EXTEND_TSTAT(no_buff_discard, no_buff_discard); | |
3756 | ||
3757 | SUB_EXTEND_USTAT(ucast_no_buff_pkts, | |
3758 | total_unicast_packets_received); | |
3759 | SUB_EXTEND_USTAT(mcast_no_buff_pkts, | |
3760 | total_multicast_packets_received); | |
3761 | SUB_EXTEND_USTAT(bcast_no_buff_pkts, | |
3762 | total_broadcast_packets_received); | |
3763 | UPDATE_EXTEND_USTAT(ucast_no_buff_pkts, no_buff_discard); | |
3764 | UPDATE_EXTEND_USTAT(mcast_no_buff_pkts, no_buff_discard); | |
3765 | UPDATE_EXTEND_USTAT(bcast_no_buff_pkts, no_buff_discard); | |
3766 | ||
3767 | qstats->total_bytes_transmitted_hi = | |
bb2a0f7a | 3768 | le32_to_cpu(xclient->total_sent_bytes.hi); |
de832a55 | 3769 | qstats->total_bytes_transmitted_lo = |
bb2a0f7a YG |
3770 | le32_to_cpu(xclient->total_sent_bytes.lo); |
3771 | ||
de832a55 EG |
3772 | UPDATE_EXTEND_XSTAT(unicast_pkts_sent, |
3773 | total_unicast_packets_transmitted); | |
3774 | UPDATE_EXTEND_XSTAT(multicast_pkts_sent, | |
3775 | total_multicast_packets_transmitted); | |
3776 | UPDATE_EXTEND_XSTAT(broadcast_pkts_sent, | |
3777 | total_broadcast_packets_transmitted); | |
3778 | ||
3779 | old_tclient->checksum_discard = tclient->checksum_discard; | |
3780 | old_tclient->ttl0_discard = tclient->ttl0_discard; | |
3781 | ||
3782 | ADD_64(fstats->total_bytes_received_hi, | |
3783 | qstats->total_bytes_received_hi, | |
3784 | fstats->total_bytes_received_lo, | |
3785 | qstats->total_bytes_received_lo); | |
3786 | ADD_64(fstats->total_bytes_transmitted_hi, | |
3787 | qstats->total_bytes_transmitted_hi, | |
3788 | fstats->total_bytes_transmitted_lo, | |
3789 | qstats->total_bytes_transmitted_lo); | |
3790 | ADD_64(fstats->total_unicast_packets_received_hi, | |
3791 | qstats->total_unicast_packets_received_hi, | |
3792 | fstats->total_unicast_packets_received_lo, | |
3793 | qstats->total_unicast_packets_received_lo); | |
3794 | ADD_64(fstats->total_multicast_packets_received_hi, | |
3795 | qstats->total_multicast_packets_received_hi, | |
3796 | fstats->total_multicast_packets_received_lo, | |
3797 | qstats->total_multicast_packets_received_lo); | |
3798 | ADD_64(fstats->total_broadcast_packets_received_hi, | |
3799 | qstats->total_broadcast_packets_received_hi, | |
3800 | fstats->total_broadcast_packets_received_lo, | |
3801 | qstats->total_broadcast_packets_received_lo); | |
3802 | ADD_64(fstats->total_unicast_packets_transmitted_hi, | |
3803 | qstats->total_unicast_packets_transmitted_hi, | |
3804 | fstats->total_unicast_packets_transmitted_lo, | |
3805 | qstats->total_unicast_packets_transmitted_lo); | |
3806 | ADD_64(fstats->total_multicast_packets_transmitted_hi, | |
3807 | qstats->total_multicast_packets_transmitted_hi, | |
3808 | fstats->total_multicast_packets_transmitted_lo, | |
3809 | qstats->total_multicast_packets_transmitted_lo); | |
3810 | ADD_64(fstats->total_broadcast_packets_transmitted_hi, | |
3811 | qstats->total_broadcast_packets_transmitted_hi, | |
3812 | fstats->total_broadcast_packets_transmitted_lo, | |
3813 | qstats->total_broadcast_packets_transmitted_lo); | |
3814 | ADD_64(fstats->valid_bytes_received_hi, | |
3815 | qstats->valid_bytes_received_hi, | |
3816 | fstats->valid_bytes_received_lo, | |
3817 | qstats->valid_bytes_received_lo); | |
3818 | ||
3819 | ADD_64(estats->error_bytes_received_hi, | |
3820 | qstats->error_bytes_received_hi, | |
3821 | estats->error_bytes_received_lo, | |
3822 | qstats->error_bytes_received_lo); | |
3823 | ADD_64(estats->etherstatsoverrsizepkts_hi, | |
3824 | qstats->etherstatsoverrsizepkts_hi, | |
3825 | estats->etherstatsoverrsizepkts_lo, | |
3826 | qstats->etherstatsoverrsizepkts_lo); | |
3827 | ADD_64(estats->no_buff_discard_hi, qstats->no_buff_discard_hi, | |
3828 | estats->no_buff_discard_lo, qstats->no_buff_discard_lo); | |
3829 | } | |
3830 | ||
3831 | ADD_64(fstats->total_bytes_received_hi, | |
3832 | estats->rx_stat_ifhcinbadoctets_hi, | |
3833 | fstats->total_bytes_received_lo, | |
3834 | estats->rx_stat_ifhcinbadoctets_lo); | |
bb2a0f7a YG |
3835 | |
3836 | memcpy(estats, &(fstats->total_bytes_received_hi), | |
3837 | sizeof(struct host_func_stats) - 2*sizeof(u32)); | |
3838 | ||
de832a55 EG |
3839 | ADD_64(estats->etherstatsoverrsizepkts_hi, |
3840 | estats->rx_stat_dot3statsframestoolong_hi, | |
3841 | estats->etherstatsoverrsizepkts_lo, | |
3842 | estats->rx_stat_dot3statsframestoolong_lo); | |
3843 | ADD_64(estats->error_bytes_received_hi, | |
3844 | estats->rx_stat_ifhcinbadoctets_hi, | |
3845 | estats->error_bytes_received_lo, | |
3846 | estats->rx_stat_ifhcinbadoctets_lo); | |
3847 | ||
3848 | if (bp->port.pmf) { | |
3849 | estats->mac_filter_discard = | |
3850 | le32_to_cpu(tport->mac_filter_discard); | |
3851 | estats->xxoverflow_discard = | |
3852 | le32_to_cpu(tport->xxoverflow_discard); | |
3853 | estats->brb_truncate_discard = | |
bb2a0f7a | 3854 | le32_to_cpu(tport->brb_truncate_discard); |
de832a55 EG |
3855 | estats->mac_discard = le32_to_cpu(tport->mac_discard); |
3856 | } | |
bb2a0f7a YG |
3857 | |
3858 | fstats->host_func_stats_start = ++fstats->host_func_stats_end; | |
a2fbb9ea | 3859 | |
de832a55 EG |
3860 | bp->stats_pending = 0; |
3861 | ||
a2fbb9ea ET |
3862 | return 0; |
3863 | } | |
3864 | ||
bb2a0f7a | 3865 | static void bnx2x_net_stats_update(struct bnx2x *bp) |
a2fbb9ea | 3866 | { |
bb2a0f7a | 3867 | struct bnx2x_eth_stats *estats = &bp->eth_stats; |
a2fbb9ea | 3868 | struct net_device_stats *nstats = &bp->dev->stats; |
de832a55 | 3869 | int i; |
a2fbb9ea ET |
3870 | |
3871 | nstats->rx_packets = | |
3872 | bnx2x_hilo(&estats->total_unicast_packets_received_hi) + | |
3873 | bnx2x_hilo(&estats->total_multicast_packets_received_hi) + | |
3874 | bnx2x_hilo(&estats->total_broadcast_packets_received_hi); | |
3875 | ||
3876 | nstats->tx_packets = | |
3877 | bnx2x_hilo(&estats->total_unicast_packets_transmitted_hi) + | |
3878 | bnx2x_hilo(&estats->total_multicast_packets_transmitted_hi) + | |
3879 | bnx2x_hilo(&estats->total_broadcast_packets_transmitted_hi); | |
3880 | ||
de832a55 | 3881 | nstats->rx_bytes = bnx2x_hilo(&estats->total_bytes_received_hi); |
a2fbb9ea | 3882 | |
0e39e645 | 3883 | nstats->tx_bytes = bnx2x_hilo(&estats->total_bytes_transmitted_hi); |
a2fbb9ea | 3884 | |
de832a55 EG |
3885 | nstats->rx_dropped = estats->mac_discard; |
3886 | for_each_queue(bp, i) | |
3887 | nstats->rx_dropped += | |
3888 | le32_to_cpu(bp->fp[i].old_tclient.checksum_discard); | |
3889 | ||
a2fbb9ea ET |
3890 | nstats->tx_dropped = 0; |
3891 | ||
3892 | nstats->multicast = | |
de832a55 | 3893 | bnx2x_hilo(&estats->total_multicast_packets_received_hi); |
a2fbb9ea | 3894 | |
bb2a0f7a | 3895 | nstats->collisions = |
de832a55 | 3896 | bnx2x_hilo(&estats->tx_stat_etherstatscollisions_hi); |
bb2a0f7a YG |
3897 | |
3898 | nstats->rx_length_errors = | |
de832a55 EG |
3899 | bnx2x_hilo(&estats->rx_stat_etherstatsundersizepkts_hi) + |
3900 | bnx2x_hilo(&estats->etherstatsoverrsizepkts_hi); | |
3901 | nstats->rx_over_errors = bnx2x_hilo(&estats->brb_drop_hi) + | |
3902 | bnx2x_hilo(&estats->brb_truncate_hi); | |
3903 | nstats->rx_crc_errors = | |
3904 | bnx2x_hilo(&estats->rx_stat_dot3statsfcserrors_hi); | |
3905 | nstats->rx_frame_errors = | |
3906 | bnx2x_hilo(&estats->rx_stat_dot3statsalignmenterrors_hi); | |
3907 | nstats->rx_fifo_errors = bnx2x_hilo(&estats->no_buff_discard_hi); | |
a2fbb9ea ET |
3908 | nstats->rx_missed_errors = estats->xxoverflow_discard; |
3909 | ||
3910 | nstats->rx_errors = nstats->rx_length_errors + | |
3911 | nstats->rx_over_errors + | |
3912 | nstats->rx_crc_errors + | |
3913 | nstats->rx_frame_errors + | |
0e39e645 ET |
3914 | nstats->rx_fifo_errors + |
3915 | nstats->rx_missed_errors; | |
a2fbb9ea | 3916 | |
bb2a0f7a | 3917 | nstats->tx_aborted_errors = |
de832a55 EG |
3918 | bnx2x_hilo(&estats->tx_stat_dot3statslatecollisions_hi) + |
3919 | bnx2x_hilo(&estats->tx_stat_dot3statsexcessivecollisions_hi); | |
3920 | nstats->tx_carrier_errors = | |
3921 | bnx2x_hilo(&estats->rx_stat_dot3statscarriersenseerrors_hi); | |
a2fbb9ea ET |
3922 | nstats->tx_fifo_errors = 0; |
3923 | nstats->tx_heartbeat_errors = 0; | |
3924 | nstats->tx_window_errors = 0; | |
3925 | ||
3926 | nstats->tx_errors = nstats->tx_aborted_errors + | |
de832a55 EG |
3927 | nstats->tx_carrier_errors + |
3928 | bnx2x_hilo(&estats->tx_stat_dot3statsinternalmactransmiterrors_hi); | |
3929 | } | |
3930 | ||
3931 | static void bnx2x_drv_stats_update(struct bnx2x *bp) | |
3932 | { | |
3933 | struct bnx2x_eth_stats *estats = &bp->eth_stats; | |
3934 | int i; | |
3935 | ||
3936 | estats->driver_xoff = 0; | |
3937 | estats->rx_err_discard_pkt = 0; | |
3938 | estats->rx_skb_alloc_failed = 0; | |
3939 | estats->hw_csum_err = 0; | |
3940 | for_each_queue(bp, i) { | |
3941 | struct bnx2x_eth_q_stats *qstats = &bp->fp[i].eth_q_stats; | |
3942 | ||
3943 | estats->driver_xoff += qstats->driver_xoff; | |
3944 | estats->rx_err_discard_pkt += qstats->rx_err_discard_pkt; | |
3945 | estats->rx_skb_alloc_failed += qstats->rx_skb_alloc_failed; | |
3946 | estats->hw_csum_err += qstats->hw_csum_err; | |
3947 | } | |
a2fbb9ea ET |
3948 | } |
3949 | ||
bb2a0f7a | 3950 | static void bnx2x_stats_update(struct bnx2x *bp) |
a2fbb9ea | 3951 | { |
bb2a0f7a | 3952 | u32 *stats_comp = bnx2x_sp(bp, stats_comp); |
a2fbb9ea | 3953 | |
bb2a0f7a YG |
3954 | if (*stats_comp != DMAE_COMP_VAL) |
3955 | return; | |
3956 | ||
3957 | if (bp->port.pmf) | |
de832a55 | 3958 | bnx2x_hw_stats_update(bp); |
a2fbb9ea | 3959 | |
de832a55 EG |
3960 | if (bnx2x_storm_stats_update(bp) && (bp->stats_pending++ == 3)) { |
3961 | BNX2X_ERR("storm stats were not updated for 3 times\n"); | |
3962 | bnx2x_panic(); | |
3963 | return; | |
a2fbb9ea ET |
3964 | } |
3965 | ||
de832a55 EG |
3966 | bnx2x_net_stats_update(bp); |
3967 | bnx2x_drv_stats_update(bp); | |
3968 | ||
a2fbb9ea | 3969 | if (bp->msglevel & NETIF_MSG_TIMER) { |
de832a55 EG |
3970 | struct tstorm_per_client_stats *old_tclient = |
3971 | &bp->fp->old_tclient; | |
3972 | struct bnx2x_eth_q_stats *qstats = &bp->fp->eth_q_stats; | |
bb2a0f7a | 3973 | struct bnx2x_eth_stats *estats = &bp->eth_stats; |
a2fbb9ea | 3974 | struct net_device_stats *nstats = &bp->dev->stats; |
34f80b04 | 3975 | int i; |
a2fbb9ea ET |
3976 | |
3977 | printk(KERN_DEBUG "%s:\n", bp->dev->name); | |
3978 | printk(KERN_DEBUG " tx avail (%4x) tx hc idx (%x)" | |
3979 | " tx pkt (%lx)\n", | |
3980 | bnx2x_tx_avail(bp->fp), | |
7a9b2557 | 3981 | le16_to_cpu(*bp->fp->tx_cons_sb), nstats->tx_packets); |
a2fbb9ea ET |
3982 | printk(KERN_DEBUG " rx usage (%4x) rx hc idx (%x)" |
3983 | " rx pkt (%lx)\n", | |
7a9b2557 VZ |
3984 | (u16)(le16_to_cpu(*bp->fp->rx_cons_sb) - |
3985 | bp->fp->rx_comp_cons), | |
3986 | le16_to_cpu(*bp->fp->rx_cons_sb), nstats->rx_packets); | |
de832a55 EG |
3987 | printk(KERN_DEBUG " %s (Xoff events %u) brb drops %u " |
3988 | "brb truncate %u\n", | |
3989 | (netif_queue_stopped(bp->dev) ? "Xoff" : "Xon"), | |
3990 | qstats->driver_xoff, | |
3991 | estats->brb_drop_lo, estats->brb_truncate_lo); | |
a2fbb9ea | 3992 | printk(KERN_DEBUG "tstats: checksum_discard %u " |
de832a55 | 3993 | "packets_too_big_discard %lu no_buff_discard %lu " |
a2fbb9ea ET |
3994 | "mac_discard %u mac_filter_discard %u " |
3995 | "xxovrflow_discard %u brb_truncate_discard %u " | |
3996 | "ttl0_discard %u\n", | |
bb2a0f7a | 3997 | old_tclient->checksum_discard, |
de832a55 EG |
3998 | bnx2x_hilo(&qstats->etherstatsoverrsizepkts_hi), |
3999 | bnx2x_hilo(&qstats->no_buff_discard_hi), | |
4000 | estats->mac_discard, estats->mac_filter_discard, | |
4001 | estats->xxoverflow_discard, estats->brb_truncate_discard, | |
bb2a0f7a | 4002 | old_tclient->ttl0_discard); |
a2fbb9ea ET |
4003 | |
4004 | for_each_queue(bp, i) { | |
4005 | printk(KERN_DEBUG "[%d]: %lu\t%lu\t%lu\n", i, | |
4006 | bnx2x_fp(bp, i, tx_pkt), | |
4007 | bnx2x_fp(bp, i, rx_pkt), | |
4008 | bnx2x_fp(bp, i, rx_calls)); | |
4009 | } | |
4010 | } | |
4011 | ||
bb2a0f7a YG |
4012 | bnx2x_hw_stats_post(bp); |
4013 | bnx2x_storm_stats_post(bp); | |
4014 | } | |
a2fbb9ea | 4015 | |
bb2a0f7a YG |
4016 | static void bnx2x_port_stats_stop(struct bnx2x *bp) |
4017 | { | |
4018 | struct dmae_command *dmae; | |
4019 | u32 opcode; | |
4020 | int loader_idx = PMF_DMAE_C(bp); | |
4021 | u32 *stats_comp = bnx2x_sp(bp, stats_comp); | |
a2fbb9ea | 4022 | |
bb2a0f7a | 4023 | bp->executer_idx = 0; |
a2fbb9ea | 4024 | |
bb2a0f7a YG |
4025 | opcode = (DMAE_CMD_SRC_PCI | DMAE_CMD_DST_GRC | |
4026 | DMAE_CMD_C_ENABLE | | |
4027 | DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET | | |
a2fbb9ea | 4028 | #ifdef __BIG_ENDIAN |
bb2a0f7a | 4029 | DMAE_CMD_ENDIANITY_B_DW_SWAP | |
a2fbb9ea | 4030 | #else |
bb2a0f7a | 4031 | DMAE_CMD_ENDIANITY_DW_SWAP | |
a2fbb9ea | 4032 | #endif |
bb2a0f7a YG |
4033 | (BP_PORT(bp) ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) | |
4034 | (BP_E1HVN(bp) << DMAE_CMD_E1HVN_SHIFT)); | |
4035 | ||
4036 | if (bp->port.port_stx) { | |
4037 | ||
4038 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | |
4039 | if (bp->func_stx) | |
4040 | dmae->opcode = (opcode | DMAE_CMD_C_DST_GRC); | |
4041 | else | |
4042 | dmae->opcode = (opcode | DMAE_CMD_C_DST_PCI); | |
4043 | dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, port_stats)); | |
4044 | dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, port_stats)); | |
4045 | dmae->dst_addr_lo = bp->port.port_stx >> 2; | |
a2fbb9ea | 4046 | dmae->dst_addr_hi = 0; |
bb2a0f7a YG |
4047 | dmae->len = sizeof(struct host_port_stats) >> 2; |
4048 | if (bp->func_stx) { | |
4049 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; | |
4050 | dmae->comp_addr_hi = 0; | |
4051 | dmae->comp_val = 1; | |
4052 | } else { | |
4053 | dmae->comp_addr_lo = | |
4054 | U64_LO(bnx2x_sp_mapping(bp, stats_comp)); | |
4055 | dmae->comp_addr_hi = | |
4056 | U64_HI(bnx2x_sp_mapping(bp, stats_comp)); | |
4057 | dmae->comp_val = DMAE_COMP_VAL; | |
a2fbb9ea | 4058 | |
bb2a0f7a YG |
4059 | *stats_comp = 0; |
4060 | } | |
a2fbb9ea ET |
4061 | } |
4062 | ||
bb2a0f7a YG |
4063 | if (bp->func_stx) { |
4064 | ||
4065 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | |
4066 | dmae->opcode = (opcode | DMAE_CMD_C_DST_PCI); | |
4067 | dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, func_stats)); | |
4068 | dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, func_stats)); | |
4069 | dmae->dst_addr_lo = bp->func_stx >> 2; | |
4070 | dmae->dst_addr_hi = 0; | |
4071 | dmae->len = sizeof(struct host_func_stats) >> 2; | |
4072 | dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, stats_comp)); | |
4073 | dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, stats_comp)); | |
4074 | dmae->comp_val = DMAE_COMP_VAL; | |
4075 | ||
4076 | *stats_comp = 0; | |
a2fbb9ea | 4077 | } |
bb2a0f7a YG |
4078 | } |
4079 | ||
4080 | static void bnx2x_stats_stop(struct bnx2x *bp) | |
4081 | { | |
4082 | int update = 0; | |
4083 | ||
4084 | bnx2x_stats_comp(bp); | |
4085 | ||
4086 | if (bp->port.pmf) | |
4087 | update = (bnx2x_hw_stats_update(bp) == 0); | |
4088 | ||
4089 | update |= (bnx2x_storm_stats_update(bp) == 0); | |
4090 | ||
4091 | if (update) { | |
4092 | bnx2x_net_stats_update(bp); | |
a2fbb9ea | 4093 | |
bb2a0f7a YG |
4094 | if (bp->port.pmf) |
4095 | bnx2x_port_stats_stop(bp); | |
4096 | ||
4097 | bnx2x_hw_stats_post(bp); | |
4098 | bnx2x_stats_comp(bp); | |
a2fbb9ea ET |
4099 | } |
4100 | } | |
4101 | ||
bb2a0f7a YG |
4102 | static void bnx2x_stats_do_nothing(struct bnx2x *bp) |
4103 | { | |
4104 | } | |
4105 | ||
4106 | static const struct { | |
4107 | void (*action)(struct bnx2x *bp); | |
4108 | enum bnx2x_stats_state next_state; | |
4109 | } bnx2x_stats_stm[STATS_STATE_MAX][STATS_EVENT_MAX] = { | |
4110 | /* state event */ | |
4111 | { | |
4112 | /* DISABLED PMF */ {bnx2x_stats_pmf_update, STATS_STATE_DISABLED}, | |
4113 | /* LINK_UP */ {bnx2x_stats_start, STATS_STATE_ENABLED}, | |
4114 | /* UPDATE */ {bnx2x_stats_do_nothing, STATS_STATE_DISABLED}, | |
4115 | /* STOP */ {bnx2x_stats_do_nothing, STATS_STATE_DISABLED} | |
4116 | }, | |
4117 | { | |
4118 | /* ENABLED PMF */ {bnx2x_stats_pmf_start, STATS_STATE_ENABLED}, | |
4119 | /* LINK_UP */ {bnx2x_stats_restart, STATS_STATE_ENABLED}, | |
4120 | /* UPDATE */ {bnx2x_stats_update, STATS_STATE_ENABLED}, | |
4121 | /* STOP */ {bnx2x_stats_stop, STATS_STATE_DISABLED} | |
4122 | } | |
4123 | }; | |
4124 | ||
4125 | static void bnx2x_stats_handle(struct bnx2x *bp, enum bnx2x_stats_event event) | |
4126 | { | |
4127 | enum bnx2x_stats_state state = bp->stats_state; | |
4128 | ||
4129 | bnx2x_stats_stm[state][event].action(bp); | |
4130 | bp->stats_state = bnx2x_stats_stm[state][event].next_state; | |
4131 | ||
4132 | if ((event != STATS_EVENT_UPDATE) || (bp->msglevel & NETIF_MSG_TIMER)) | |
4133 | DP(BNX2X_MSG_STATS, "state %d -> event %d -> state %d\n", | |
4134 | state, event, bp->stats_state); | |
4135 | } | |
4136 | ||
a2fbb9ea ET |
4137 | static void bnx2x_timer(unsigned long data) |
4138 | { | |
4139 | struct bnx2x *bp = (struct bnx2x *) data; | |
4140 | ||
4141 | if (!netif_running(bp->dev)) | |
4142 | return; | |
4143 | ||
4144 | if (atomic_read(&bp->intr_sem) != 0) | |
f1410647 | 4145 | goto timer_restart; |
a2fbb9ea ET |
4146 | |
4147 | if (poll) { | |
4148 | struct bnx2x_fastpath *fp = &bp->fp[0]; | |
4149 | int rc; | |
4150 | ||
4151 | bnx2x_tx_int(fp, 1000); | |
4152 | rc = bnx2x_rx_int(fp, 1000); | |
4153 | } | |
4154 | ||
34f80b04 EG |
4155 | if (!BP_NOMCP(bp)) { |
4156 | int func = BP_FUNC(bp); | |
a2fbb9ea ET |
4157 | u32 drv_pulse; |
4158 | u32 mcp_pulse; | |
4159 | ||
4160 | ++bp->fw_drv_pulse_wr_seq; | |
4161 | bp->fw_drv_pulse_wr_seq &= DRV_PULSE_SEQ_MASK; | |
4162 | /* TBD - add SYSTEM_TIME */ | |
4163 | drv_pulse = bp->fw_drv_pulse_wr_seq; | |
34f80b04 | 4164 | SHMEM_WR(bp, func_mb[func].drv_pulse_mb, drv_pulse); |
a2fbb9ea | 4165 | |
34f80b04 | 4166 | mcp_pulse = (SHMEM_RD(bp, func_mb[func].mcp_pulse_mb) & |
a2fbb9ea ET |
4167 | MCP_PULSE_SEQ_MASK); |
4168 | /* The delta between driver pulse and mcp response | |
4169 | * should be 1 (before mcp response) or 0 (after mcp response) | |
4170 | */ | |
4171 | if ((drv_pulse != mcp_pulse) && | |
4172 | (drv_pulse != ((mcp_pulse + 1) & MCP_PULSE_SEQ_MASK))) { | |
4173 | /* someone lost a heartbeat... */ | |
4174 | BNX2X_ERR("drv_pulse (0x%x) != mcp_pulse (0x%x)\n", | |
4175 | drv_pulse, mcp_pulse); | |
4176 | } | |
4177 | } | |
4178 | ||
bb2a0f7a YG |
4179 | if ((bp->state == BNX2X_STATE_OPEN) || |
4180 | (bp->state == BNX2X_STATE_DISABLED)) | |
4181 | bnx2x_stats_handle(bp, STATS_EVENT_UPDATE); | |
a2fbb9ea | 4182 | |
f1410647 | 4183 | timer_restart: |
a2fbb9ea ET |
4184 | mod_timer(&bp->timer, jiffies + bp->current_interval); |
4185 | } | |
4186 | ||
4187 | /* end of Statistics */ | |
4188 | ||
4189 | /* nic init */ | |
4190 | ||
4191 | /* | |
4192 | * nic init service functions | |
4193 | */ | |
4194 | ||
34f80b04 | 4195 | static void bnx2x_zero_sb(struct bnx2x *bp, int sb_id) |
a2fbb9ea | 4196 | { |
34f80b04 EG |
4197 | int port = BP_PORT(bp); |
4198 | ||
4199 | bnx2x_init_fill(bp, BAR_USTRORM_INTMEM + | |
4200 | USTORM_SB_HOST_STATUS_BLOCK_OFFSET(port, sb_id), 0, | |
35302989 | 4201 | sizeof(struct ustorm_status_block)/4); |
34f80b04 EG |
4202 | bnx2x_init_fill(bp, BAR_CSTRORM_INTMEM + |
4203 | CSTORM_SB_HOST_STATUS_BLOCK_OFFSET(port, sb_id), 0, | |
35302989 | 4204 | sizeof(struct cstorm_status_block)/4); |
34f80b04 EG |
4205 | } |
4206 | ||
5c862848 EG |
4207 | static void bnx2x_init_sb(struct bnx2x *bp, struct host_status_block *sb, |
4208 | dma_addr_t mapping, int sb_id) | |
34f80b04 EG |
4209 | { |
4210 | int port = BP_PORT(bp); | |
bb2a0f7a | 4211 | int func = BP_FUNC(bp); |
a2fbb9ea | 4212 | int index; |
34f80b04 | 4213 | u64 section; |
a2fbb9ea ET |
4214 | |
4215 | /* USTORM */ | |
4216 | section = ((u64)mapping) + offsetof(struct host_status_block, | |
4217 | u_status_block); | |
34f80b04 | 4218 | sb->u_status_block.status_block_id = sb_id; |
a2fbb9ea ET |
4219 | |
4220 | REG_WR(bp, BAR_USTRORM_INTMEM + | |
34f80b04 | 4221 | USTORM_SB_HOST_SB_ADDR_OFFSET(port, sb_id), U64_LO(section)); |
a2fbb9ea | 4222 | REG_WR(bp, BAR_USTRORM_INTMEM + |
34f80b04 | 4223 | ((USTORM_SB_HOST_SB_ADDR_OFFSET(port, sb_id)) + 4), |
a2fbb9ea | 4224 | U64_HI(section)); |
bb2a0f7a YG |
4225 | REG_WR8(bp, BAR_USTRORM_INTMEM + FP_USB_FUNC_OFF + |
4226 | USTORM_SB_HOST_STATUS_BLOCK_OFFSET(port, sb_id), func); | |
a2fbb9ea ET |
4227 | |
4228 | for (index = 0; index < HC_USTORM_SB_NUM_INDICES; index++) | |
4229 | REG_WR16(bp, BAR_USTRORM_INTMEM + | |
34f80b04 | 4230 | USTORM_SB_HC_DISABLE_OFFSET(port, sb_id, index), 1); |
a2fbb9ea ET |
4231 | |
4232 | /* CSTORM */ | |
4233 | section = ((u64)mapping) + offsetof(struct host_status_block, | |
4234 | c_status_block); | |
34f80b04 | 4235 | sb->c_status_block.status_block_id = sb_id; |
a2fbb9ea ET |
4236 | |
4237 | REG_WR(bp, BAR_CSTRORM_INTMEM + | |
34f80b04 | 4238 | CSTORM_SB_HOST_SB_ADDR_OFFSET(port, sb_id), U64_LO(section)); |
a2fbb9ea | 4239 | REG_WR(bp, BAR_CSTRORM_INTMEM + |
34f80b04 | 4240 | ((CSTORM_SB_HOST_SB_ADDR_OFFSET(port, sb_id)) + 4), |
a2fbb9ea | 4241 | U64_HI(section)); |
7a9b2557 VZ |
4242 | REG_WR8(bp, BAR_CSTRORM_INTMEM + FP_CSB_FUNC_OFF + |
4243 | CSTORM_SB_HOST_STATUS_BLOCK_OFFSET(port, sb_id), func); | |
a2fbb9ea ET |
4244 | |
4245 | for (index = 0; index < HC_CSTORM_SB_NUM_INDICES; index++) | |
4246 | REG_WR16(bp, BAR_CSTRORM_INTMEM + | |
34f80b04 EG |
4247 | CSTORM_SB_HC_DISABLE_OFFSET(port, sb_id, index), 1); |
4248 | ||
4249 | bnx2x_ack_sb(bp, sb_id, CSTORM_ID, 0, IGU_INT_ENABLE, 0); | |
4250 | } | |
4251 | ||
4252 | static void bnx2x_zero_def_sb(struct bnx2x *bp) | |
4253 | { | |
4254 | int func = BP_FUNC(bp); | |
a2fbb9ea | 4255 | |
34f80b04 EG |
4256 | bnx2x_init_fill(bp, BAR_USTRORM_INTMEM + |
4257 | USTORM_DEF_SB_HOST_STATUS_BLOCK_OFFSET(func), 0, | |
4258 | sizeof(struct ustorm_def_status_block)/4); | |
4259 | bnx2x_init_fill(bp, BAR_CSTRORM_INTMEM + | |
4260 | CSTORM_DEF_SB_HOST_STATUS_BLOCK_OFFSET(func), 0, | |
4261 | sizeof(struct cstorm_def_status_block)/4); | |
4262 | bnx2x_init_fill(bp, BAR_XSTRORM_INTMEM + | |
4263 | XSTORM_DEF_SB_HOST_STATUS_BLOCK_OFFSET(func), 0, | |
4264 | sizeof(struct xstorm_def_status_block)/4); | |
4265 | bnx2x_init_fill(bp, BAR_TSTRORM_INTMEM + | |
4266 | TSTORM_DEF_SB_HOST_STATUS_BLOCK_OFFSET(func), 0, | |
4267 | sizeof(struct tstorm_def_status_block)/4); | |
a2fbb9ea ET |
4268 | } |
4269 | ||
4270 | static void bnx2x_init_def_sb(struct bnx2x *bp, | |
4271 | struct host_def_status_block *def_sb, | |
34f80b04 | 4272 | dma_addr_t mapping, int sb_id) |
a2fbb9ea | 4273 | { |
34f80b04 EG |
4274 | int port = BP_PORT(bp); |
4275 | int func = BP_FUNC(bp); | |
a2fbb9ea ET |
4276 | int index, val, reg_offset; |
4277 | u64 section; | |
4278 | ||
4279 | /* ATTN */ | |
4280 | section = ((u64)mapping) + offsetof(struct host_def_status_block, | |
4281 | atten_status_block); | |
34f80b04 | 4282 | def_sb->atten_status_block.status_block_id = sb_id; |
a2fbb9ea | 4283 | |
49d66772 ET |
4284 | bp->attn_state = 0; |
4285 | ||
a2fbb9ea ET |
4286 | reg_offset = (port ? MISC_REG_AEU_ENABLE1_FUNC_1_OUT_0 : |
4287 | MISC_REG_AEU_ENABLE1_FUNC_0_OUT_0); | |
4288 | ||
34f80b04 | 4289 | for (index = 0; index < MAX_DYNAMIC_ATTN_GRPS; index++) { |
a2fbb9ea ET |
4290 | bp->attn_group[index].sig[0] = REG_RD(bp, |
4291 | reg_offset + 0x10*index); | |
4292 | bp->attn_group[index].sig[1] = REG_RD(bp, | |
4293 | reg_offset + 0x4 + 0x10*index); | |
4294 | bp->attn_group[index].sig[2] = REG_RD(bp, | |
4295 | reg_offset + 0x8 + 0x10*index); | |
4296 | bp->attn_group[index].sig[3] = REG_RD(bp, | |
4297 | reg_offset + 0xc + 0x10*index); | |
4298 | } | |
4299 | ||
a2fbb9ea ET |
4300 | reg_offset = (port ? HC_REG_ATTN_MSG1_ADDR_L : |
4301 | HC_REG_ATTN_MSG0_ADDR_L); | |
4302 | ||
4303 | REG_WR(bp, reg_offset, U64_LO(section)); | |
4304 | REG_WR(bp, reg_offset + 4, U64_HI(section)); | |
4305 | ||
4306 | reg_offset = (port ? HC_REG_ATTN_NUM_P1 : HC_REG_ATTN_NUM_P0); | |
4307 | ||
4308 | val = REG_RD(bp, reg_offset); | |
34f80b04 | 4309 | val |= sb_id; |
a2fbb9ea ET |
4310 | REG_WR(bp, reg_offset, val); |
4311 | ||
4312 | /* USTORM */ | |
4313 | section = ((u64)mapping) + offsetof(struct host_def_status_block, | |
4314 | u_def_status_block); | |
34f80b04 | 4315 | def_sb->u_def_status_block.status_block_id = sb_id; |
a2fbb9ea ET |
4316 | |
4317 | REG_WR(bp, BAR_USTRORM_INTMEM + | |
34f80b04 | 4318 | USTORM_DEF_SB_HOST_SB_ADDR_OFFSET(func), U64_LO(section)); |
a2fbb9ea | 4319 | REG_WR(bp, BAR_USTRORM_INTMEM + |
34f80b04 | 4320 | ((USTORM_DEF_SB_HOST_SB_ADDR_OFFSET(func)) + 4), |
a2fbb9ea | 4321 | U64_HI(section)); |
5c862848 | 4322 | REG_WR8(bp, BAR_USTRORM_INTMEM + DEF_USB_FUNC_OFF + |
34f80b04 | 4323 | USTORM_DEF_SB_HOST_STATUS_BLOCK_OFFSET(func), func); |
a2fbb9ea ET |
4324 | |
4325 | for (index = 0; index < HC_USTORM_DEF_SB_NUM_INDICES; index++) | |
4326 | REG_WR16(bp, BAR_USTRORM_INTMEM + | |
34f80b04 | 4327 | USTORM_DEF_SB_HC_DISABLE_OFFSET(func, index), 1); |
a2fbb9ea ET |
4328 | |
4329 | /* CSTORM */ | |
4330 | section = ((u64)mapping) + offsetof(struct host_def_status_block, | |
4331 | c_def_status_block); | |
34f80b04 | 4332 | def_sb->c_def_status_block.status_block_id = sb_id; |
a2fbb9ea ET |
4333 | |
4334 | REG_WR(bp, BAR_CSTRORM_INTMEM + | |
34f80b04 | 4335 | CSTORM_DEF_SB_HOST_SB_ADDR_OFFSET(func), U64_LO(section)); |
a2fbb9ea | 4336 | REG_WR(bp, BAR_CSTRORM_INTMEM + |
34f80b04 | 4337 | ((CSTORM_DEF_SB_HOST_SB_ADDR_OFFSET(func)) + 4), |
a2fbb9ea | 4338 | U64_HI(section)); |
5c862848 | 4339 | REG_WR8(bp, BAR_CSTRORM_INTMEM + DEF_CSB_FUNC_OFF + |
34f80b04 | 4340 | CSTORM_DEF_SB_HOST_STATUS_BLOCK_OFFSET(func), func); |
a2fbb9ea ET |
4341 | |
4342 | for (index = 0; index < HC_CSTORM_DEF_SB_NUM_INDICES; index++) | |
4343 | REG_WR16(bp, BAR_CSTRORM_INTMEM + | |
34f80b04 | 4344 | CSTORM_DEF_SB_HC_DISABLE_OFFSET(func, index), 1); |
a2fbb9ea ET |
4345 | |
4346 | /* TSTORM */ | |
4347 | section = ((u64)mapping) + offsetof(struct host_def_status_block, | |
4348 | t_def_status_block); | |
34f80b04 | 4349 | def_sb->t_def_status_block.status_block_id = sb_id; |
a2fbb9ea ET |
4350 | |
4351 | REG_WR(bp, BAR_TSTRORM_INTMEM + | |
34f80b04 | 4352 | TSTORM_DEF_SB_HOST_SB_ADDR_OFFSET(func), U64_LO(section)); |
a2fbb9ea | 4353 | REG_WR(bp, BAR_TSTRORM_INTMEM + |
34f80b04 | 4354 | ((TSTORM_DEF_SB_HOST_SB_ADDR_OFFSET(func)) + 4), |
a2fbb9ea | 4355 | U64_HI(section)); |
5c862848 | 4356 | REG_WR8(bp, BAR_TSTRORM_INTMEM + DEF_TSB_FUNC_OFF + |
34f80b04 | 4357 | TSTORM_DEF_SB_HOST_STATUS_BLOCK_OFFSET(func), func); |
a2fbb9ea ET |
4358 | |
4359 | for (index = 0; index < HC_TSTORM_DEF_SB_NUM_INDICES; index++) | |
4360 | REG_WR16(bp, BAR_TSTRORM_INTMEM + | |
34f80b04 | 4361 | TSTORM_DEF_SB_HC_DISABLE_OFFSET(func, index), 1); |
a2fbb9ea ET |
4362 | |
4363 | /* XSTORM */ | |
4364 | section = ((u64)mapping) + offsetof(struct host_def_status_block, | |
4365 | x_def_status_block); | |
34f80b04 | 4366 | def_sb->x_def_status_block.status_block_id = sb_id; |
a2fbb9ea ET |
4367 | |
4368 | REG_WR(bp, BAR_XSTRORM_INTMEM + | |
34f80b04 | 4369 | XSTORM_DEF_SB_HOST_SB_ADDR_OFFSET(func), U64_LO(section)); |
a2fbb9ea | 4370 | REG_WR(bp, BAR_XSTRORM_INTMEM + |
34f80b04 | 4371 | ((XSTORM_DEF_SB_HOST_SB_ADDR_OFFSET(func)) + 4), |
a2fbb9ea | 4372 | U64_HI(section)); |
5c862848 | 4373 | REG_WR8(bp, BAR_XSTRORM_INTMEM + DEF_XSB_FUNC_OFF + |
34f80b04 | 4374 | XSTORM_DEF_SB_HOST_STATUS_BLOCK_OFFSET(func), func); |
a2fbb9ea ET |
4375 | |
4376 | for (index = 0; index < HC_XSTORM_DEF_SB_NUM_INDICES; index++) | |
4377 | REG_WR16(bp, BAR_XSTRORM_INTMEM + | |
34f80b04 | 4378 | XSTORM_DEF_SB_HC_DISABLE_OFFSET(func, index), 1); |
49d66772 | 4379 | |
bb2a0f7a | 4380 | bp->stats_pending = 0; |
66e855f3 | 4381 | bp->set_mac_pending = 0; |
bb2a0f7a | 4382 | |
34f80b04 | 4383 | bnx2x_ack_sb(bp, sb_id, CSTORM_ID, 0, IGU_INT_ENABLE, 0); |
a2fbb9ea ET |
4384 | } |
4385 | ||
4386 | static void bnx2x_update_coalesce(struct bnx2x *bp) | |
4387 | { | |
34f80b04 | 4388 | int port = BP_PORT(bp); |
a2fbb9ea ET |
4389 | int i; |
4390 | ||
4391 | for_each_queue(bp, i) { | |
34f80b04 | 4392 | int sb_id = bp->fp[i].sb_id; |
a2fbb9ea ET |
4393 | |
4394 | /* HC_INDEX_U_ETH_RX_CQ_CONS */ | |
4395 | REG_WR8(bp, BAR_USTRORM_INTMEM + | |
34f80b04 | 4396 | USTORM_SB_HC_TIMEOUT_OFFSET(port, sb_id, |
5c862848 | 4397 | U_SB_ETH_RX_CQ_INDEX), |
34f80b04 | 4398 | bp->rx_ticks/12); |
a2fbb9ea | 4399 | REG_WR16(bp, BAR_USTRORM_INTMEM + |
34f80b04 | 4400 | USTORM_SB_HC_DISABLE_OFFSET(port, sb_id, |
5c862848 EG |
4401 | U_SB_ETH_RX_CQ_INDEX), |
4402 | bp->rx_ticks ? 0 : 1); | |
a2fbb9ea ET |
4403 | |
4404 | /* HC_INDEX_C_ETH_TX_CQ_CONS */ | |
4405 | REG_WR8(bp, BAR_CSTRORM_INTMEM + | |
34f80b04 | 4406 | CSTORM_SB_HC_TIMEOUT_OFFSET(port, sb_id, |
5c862848 | 4407 | C_SB_ETH_TX_CQ_INDEX), |
34f80b04 | 4408 | bp->tx_ticks/12); |
a2fbb9ea | 4409 | REG_WR16(bp, BAR_CSTRORM_INTMEM + |
34f80b04 | 4410 | CSTORM_SB_HC_DISABLE_OFFSET(port, sb_id, |
5c862848 | 4411 | C_SB_ETH_TX_CQ_INDEX), |
34f80b04 | 4412 | bp->tx_ticks ? 0 : 1); |
a2fbb9ea ET |
4413 | } |
4414 | } | |
4415 | ||
7a9b2557 VZ |
4416 | static inline void bnx2x_free_tpa_pool(struct bnx2x *bp, |
4417 | struct bnx2x_fastpath *fp, int last) | |
4418 | { | |
4419 | int i; | |
4420 | ||
4421 | for (i = 0; i < last; i++) { | |
4422 | struct sw_rx_bd *rx_buf = &(fp->tpa_pool[i]); | |
4423 | struct sk_buff *skb = rx_buf->skb; | |
4424 | ||
4425 | if (skb == NULL) { | |
4426 | DP(NETIF_MSG_IFDOWN, "tpa bin %d empty on free\n", i); | |
4427 | continue; | |
4428 | } | |
4429 | ||
4430 | if (fp->tpa_state[i] == BNX2X_TPA_START) | |
4431 | pci_unmap_single(bp->pdev, | |
4432 | pci_unmap_addr(rx_buf, mapping), | |
437cf2f1 | 4433 | bp->rx_buf_size, |
7a9b2557 VZ |
4434 | PCI_DMA_FROMDEVICE); |
4435 | ||
4436 | dev_kfree_skb(skb); | |
4437 | rx_buf->skb = NULL; | |
4438 | } | |
4439 | } | |
4440 | ||
a2fbb9ea ET |
4441 | static void bnx2x_init_rx_rings(struct bnx2x *bp) |
4442 | { | |
7a9b2557 | 4443 | int func = BP_FUNC(bp); |
32626230 EG |
4444 | int max_agg_queues = CHIP_IS_E1(bp) ? ETH_MAX_AGGREGATION_QUEUES_E1 : |
4445 | ETH_MAX_AGGREGATION_QUEUES_E1H; | |
4446 | u16 ring_prod, cqe_ring_prod; | |
a2fbb9ea | 4447 | int i, j; |
a2fbb9ea | 4448 | |
87942b46 | 4449 | bp->rx_buf_size = bp->dev->mtu + ETH_OVREHEAD + BNX2X_RX_ALIGN; |
0f00846d EG |
4450 | DP(NETIF_MSG_IFUP, |
4451 | "mtu %d rx_buf_size %d\n", bp->dev->mtu, bp->rx_buf_size); | |
a2fbb9ea | 4452 | |
7a9b2557 | 4453 | if (bp->flags & TPA_ENABLE_FLAG) { |
7a9b2557 | 4454 | |
555f6c78 | 4455 | for_each_rx_queue(bp, j) { |
32626230 | 4456 | struct bnx2x_fastpath *fp = &bp->fp[j]; |
7a9b2557 | 4457 | |
32626230 | 4458 | for (i = 0; i < max_agg_queues; i++) { |
7a9b2557 VZ |
4459 | fp->tpa_pool[i].skb = |
4460 | netdev_alloc_skb(bp->dev, bp->rx_buf_size); | |
4461 | if (!fp->tpa_pool[i].skb) { | |
4462 | BNX2X_ERR("Failed to allocate TPA " | |
4463 | "skb pool for queue[%d] - " | |
4464 | "disabling TPA on this " | |
4465 | "queue!\n", j); | |
4466 | bnx2x_free_tpa_pool(bp, fp, i); | |
4467 | fp->disable_tpa = 1; | |
4468 | break; | |
4469 | } | |
4470 | pci_unmap_addr_set((struct sw_rx_bd *) | |
4471 | &bp->fp->tpa_pool[i], | |
4472 | mapping, 0); | |
4473 | fp->tpa_state[i] = BNX2X_TPA_STOP; | |
4474 | } | |
4475 | } | |
4476 | } | |
4477 | ||
555f6c78 | 4478 | for_each_rx_queue(bp, j) { |
a2fbb9ea ET |
4479 | struct bnx2x_fastpath *fp = &bp->fp[j]; |
4480 | ||
4481 | fp->rx_bd_cons = 0; | |
4482 | fp->rx_cons_sb = BNX2X_RX_SB_INDEX; | |
7a9b2557 VZ |
4483 | fp->rx_bd_cons_sb = BNX2X_RX_SB_BD_INDEX; |
4484 | ||
4485 | /* "next page" elements initialization */ | |
4486 | /* SGE ring */ | |
4487 | for (i = 1; i <= NUM_RX_SGE_PAGES; i++) { | |
4488 | struct eth_rx_sge *sge; | |
4489 | ||
4490 | sge = &fp->rx_sge_ring[RX_SGE_CNT * i - 2]; | |
4491 | sge->addr_hi = | |
4492 | cpu_to_le32(U64_HI(fp->rx_sge_mapping + | |
4493 | BCM_PAGE_SIZE*(i % NUM_RX_SGE_PAGES))); | |
4494 | sge->addr_lo = | |
4495 | cpu_to_le32(U64_LO(fp->rx_sge_mapping + | |
4496 | BCM_PAGE_SIZE*(i % NUM_RX_SGE_PAGES))); | |
4497 | } | |
4498 | ||
4499 | bnx2x_init_sge_ring_bit_mask(fp); | |
a2fbb9ea | 4500 | |
7a9b2557 | 4501 | /* RX BD ring */ |
a2fbb9ea ET |
4502 | for (i = 1; i <= NUM_RX_RINGS; i++) { |
4503 | struct eth_rx_bd *rx_bd; | |
4504 | ||
4505 | rx_bd = &fp->rx_desc_ring[RX_DESC_CNT * i - 2]; | |
4506 | rx_bd->addr_hi = | |
4507 | cpu_to_le32(U64_HI(fp->rx_desc_mapping + | |
34f80b04 | 4508 | BCM_PAGE_SIZE*(i % NUM_RX_RINGS))); |
a2fbb9ea ET |
4509 | rx_bd->addr_lo = |
4510 | cpu_to_le32(U64_LO(fp->rx_desc_mapping + | |
34f80b04 | 4511 | BCM_PAGE_SIZE*(i % NUM_RX_RINGS))); |
a2fbb9ea ET |
4512 | } |
4513 | ||
34f80b04 | 4514 | /* CQ ring */ |
a2fbb9ea ET |
4515 | for (i = 1; i <= NUM_RCQ_RINGS; i++) { |
4516 | struct eth_rx_cqe_next_page *nextpg; | |
4517 | ||
4518 | nextpg = (struct eth_rx_cqe_next_page *) | |
4519 | &fp->rx_comp_ring[RCQ_DESC_CNT * i - 1]; | |
4520 | nextpg->addr_hi = | |
4521 | cpu_to_le32(U64_HI(fp->rx_comp_mapping + | |
34f80b04 | 4522 | BCM_PAGE_SIZE*(i % NUM_RCQ_RINGS))); |
a2fbb9ea ET |
4523 | nextpg->addr_lo = |
4524 | cpu_to_le32(U64_LO(fp->rx_comp_mapping + | |
34f80b04 | 4525 | BCM_PAGE_SIZE*(i % NUM_RCQ_RINGS))); |
a2fbb9ea ET |
4526 | } |
4527 | ||
7a9b2557 VZ |
4528 | /* Allocate SGEs and initialize the ring elements */ |
4529 | for (i = 0, ring_prod = 0; | |
4530 | i < MAX_RX_SGE_CNT*NUM_RX_SGE_PAGES; i++) { | |
a2fbb9ea | 4531 | |
7a9b2557 VZ |
4532 | if (bnx2x_alloc_rx_sge(bp, fp, ring_prod) < 0) { |
4533 | BNX2X_ERR("was only able to allocate " | |
4534 | "%d rx sges\n", i); | |
4535 | BNX2X_ERR("disabling TPA for queue[%d]\n", j); | |
4536 | /* Cleanup already allocated elements */ | |
4537 | bnx2x_free_rx_sge_range(bp, fp, ring_prod); | |
32626230 | 4538 | bnx2x_free_tpa_pool(bp, fp, max_agg_queues); |
7a9b2557 VZ |
4539 | fp->disable_tpa = 1; |
4540 | ring_prod = 0; | |
4541 | break; | |
4542 | } | |
4543 | ring_prod = NEXT_SGE_IDX(ring_prod); | |
4544 | } | |
4545 | fp->rx_sge_prod = ring_prod; | |
4546 | ||
4547 | /* Allocate BDs and initialize BD ring */ | |
66e855f3 | 4548 | fp->rx_comp_cons = 0; |
7a9b2557 | 4549 | cqe_ring_prod = ring_prod = 0; |
a2fbb9ea ET |
4550 | for (i = 0; i < bp->rx_ring_size; i++) { |
4551 | if (bnx2x_alloc_rx_skb(bp, fp, ring_prod) < 0) { | |
4552 | BNX2X_ERR("was only able to allocate " | |
de832a55 EG |
4553 | "%d rx skbs on queue[%d]\n", i, j); |
4554 | fp->eth_q_stats.rx_skb_alloc_failed++; | |
a2fbb9ea ET |
4555 | break; |
4556 | } | |
4557 | ring_prod = NEXT_RX_IDX(ring_prod); | |
7a9b2557 | 4558 | cqe_ring_prod = NEXT_RCQ_IDX(cqe_ring_prod); |
53e5e96e | 4559 | WARN_ON(ring_prod <= i); |
a2fbb9ea ET |
4560 | } |
4561 | ||
7a9b2557 VZ |
4562 | fp->rx_bd_prod = ring_prod; |
4563 | /* must not have more available CQEs than BDs */ | |
4564 | fp->rx_comp_prod = min((u16)(NUM_RCQ_RINGS*RCQ_DESC_CNT), | |
4565 | cqe_ring_prod); | |
a2fbb9ea ET |
4566 | fp->rx_pkt = fp->rx_calls = 0; |
4567 | ||
7a9b2557 VZ |
4568 | /* Warning! |
4569 | * this will generate an interrupt (to the TSTORM) | |
4570 | * must only be done after chip is initialized | |
4571 | */ | |
4572 | bnx2x_update_rx_prod(bp, fp, ring_prod, fp->rx_comp_prod, | |
4573 | fp->rx_sge_prod); | |
a2fbb9ea ET |
4574 | if (j != 0) |
4575 | continue; | |
4576 | ||
4577 | REG_WR(bp, BAR_USTRORM_INTMEM + | |
7a9b2557 | 4578 | USTORM_MEM_WORKAROUND_ADDRESS_OFFSET(func), |
a2fbb9ea ET |
4579 | U64_LO(fp->rx_comp_mapping)); |
4580 | REG_WR(bp, BAR_USTRORM_INTMEM + | |
7a9b2557 | 4581 | USTORM_MEM_WORKAROUND_ADDRESS_OFFSET(func) + 4, |
a2fbb9ea ET |
4582 | U64_HI(fp->rx_comp_mapping)); |
4583 | } | |
4584 | } | |
4585 | ||
4586 | static void bnx2x_init_tx_ring(struct bnx2x *bp) | |
4587 | { | |
4588 | int i, j; | |
4589 | ||
555f6c78 | 4590 | for_each_tx_queue(bp, j) { |
a2fbb9ea ET |
4591 | struct bnx2x_fastpath *fp = &bp->fp[j]; |
4592 | ||
4593 | for (i = 1; i <= NUM_TX_RINGS; i++) { | |
4594 | struct eth_tx_bd *tx_bd = | |
4595 | &fp->tx_desc_ring[TX_DESC_CNT * i - 1]; | |
4596 | ||
4597 | tx_bd->addr_hi = | |
4598 | cpu_to_le32(U64_HI(fp->tx_desc_mapping + | |
34f80b04 | 4599 | BCM_PAGE_SIZE*(i % NUM_TX_RINGS))); |
a2fbb9ea ET |
4600 | tx_bd->addr_lo = |
4601 | cpu_to_le32(U64_LO(fp->tx_desc_mapping + | |
34f80b04 | 4602 | BCM_PAGE_SIZE*(i % NUM_TX_RINGS))); |
a2fbb9ea ET |
4603 | } |
4604 | ||
4605 | fp->tx_pkt_prod = 0; | |
4606 | fp->tx_pkt_cons = 0; | |
4607 | fp->tx_bd_prod = 0; | |
4608 | fp->tx_bd_cons = 0; | |
4609 | fp->tx_cons_sb = BNX2X_TX_SB_INDEX; | |
4610 | fp->tx_pkt = 0; | |
4611 | } | |
4612 | } | |
4613 | ||
4614 | static void bnx2x_init_sp_ring(struct bnx2x *bp) | |
4615 | { | |
34f80b04 | 4616 | int func = BP_FUNC(bp); |
a2fbb9ea ET |
4617 | |
4618 | spin_lock_init(&bp->spq_lock); | |
4619 | ||
4620 | bp->spq_left = MAX_SPQ_PENDING; | |
4621 | bp->spq_prod_idx = 0; | |
a2fbb9ea ET |
4622 | bp->dsb_sp_prod = BNX2X_SP_DSB_INDEX; |
4623 | bp->spq_prod_bd = bp->spq; | |
4624 | bp->spq_last_bd = bp->spq_prod_bd + MAX_SP_DESC_CNT; | |
4625 | ||
34f80b04 | 4626 | REG_WR(bp, XSEM_REG_FAST_MEMORY + XSTORM_SPQ_PAGE_BASE_OFFSET(func), |
a2fbb9ea | 4627 | U64_LO(bp->spq_mapping)); |
34f80b04 EG |
4628 | REG_WR(bp, |
4629 | XSEM_REG_FAST_MEMORY + XSTORM_SPQ_PAGE_BASE_OFFSET(func) + 4, | |
a2fbb9ea ET |
4630 | U64_HI(bp->spq_mapping)); |
4631 | ||
34f80b04 | 4632 | REG_WR(bp, XSEM_REG_FAST_MEMORY + XSTORM_SPQ_PROD_OFFSET(func), |
a2fbb9ea ET |
4633 | bp->spq_prod_idx); |
4634 | } | |
4635 | ||
4636 | static void bnx2x_init_context(struct bnx2x *bp) | |
4637 | { | |
4638 | int i; | |
4639 | ||
4640 | for_each_queue(bp, i) { | |
4641 | struct eth_context *context = bnx2x_sp(bp, context[i].eth); | |
4642 | struct bnx2x_fastpath *fp = &bp->fp[i]; | |
de832a55 | 4643 | u8 cl_id = fp->cl_id; |
34f80b04 | 4644 | u8 sb_id = FP_SB_ID(fp); |
a2fbb9ea | 4645 | |
34f80b04 EG |
4646 | context->ustorm_st_context.common.sb_index_numbers = |
4647 | BNX2X_RX_SB_INDEX_NUM; | |
4648 | context->ustorm_st_context.common.clientId = FP_CL_ID(fp); | |
4649 | context->ustorm_st_context.common.status_block_id = sb_id; | |
4650 | context->ustorm_st_context.common.flags = | |
de832a55 EG |
4651 | (USTORM_ETH_ST_CONTEXT_CONFIG_ENABLE_MC_ALIGNMENT | |
4652 | USTORM_ETH_ST_CONTEXT_CONFIG_ENABLE_STATISTICS); | |
4653 | context->ustorm_st_context.common.statistics_counter_id = | |
4654 | cl_id; | |
8d9c5f34 | 4655 | context->ustorm_st_context.common.mc_alignment_log_size = |
0f00846d | 4656 | BNX2X_RX_ALIGN_SHIFT; |
34f80b04 | 4657 | context->ustorm_st_context.common.bd_buff_size = |
437cf2f1 | 4658 | bp->rx_buf_size; |
34f80b04 | 4659 | context->ustorm_st_context.common.bd_page_base_hi = |
a2fbb9ea | 4660 | U64_HI(fp->rx_desc_mapping); |
34f80b04 | 4661 | context->ustorm_st_context.common.bd_page_base_lo = |
a2fbb9ea | 4662 | U64_LO(fp->rx_desc_mapping); |
7a9b2557 VZ |
4663 | if (!fp->disable_tpa) { |
4664 | context->ustorm_st_context.common.flags |= | |
4665 | (USTORM_ETH_ST_CONTEXT_CONFIG_ENABLE_TPA | | |
4666 | USTORM_ETH_ST_CONTEXT_CONFIG_ENABLE_SGE_RING); | |
4667 | context->ustorm_st_context.common.sge_buff_size = | |
8d9c5f34 EG |
4668 | (u16)min((u32)SGE_PAGE_SIZE*PAGES_PER_SGE, |
4669 | (u32)0xffff); | |
7a9b2557 VZ |
4670 | context->ustorm_st_context.common.sge_page_base_hi = |
4671 | U64_HI(fp->rx_sge_mapping); | |
4672 | context->ustorm_st_context.common.sge_page_base_lo = | |
4673 | U64_LO(fp->rx_sge_mapping); | |
4674 | } | |
4675 | ||
8d9c5f34 EG |
4676 | context->ustorm_ag_context.cdu_usage = |
4677 | CDU_RSRVD_VALUE_TYPE_A(HW_CID(bp, i), | |
4678 | CDU_REGION_NUMBER_UCM_AG, | |
4679 | ETH_CONNECTION_TYPE); | |
4680 | ||
4681 | context->xstorm_st_context.tx_bd_page_base_hi = | |
4682 | U64_HI(fp->tx_desc_mapping); | |
4683 | context->xstorm_st_context.tx_bd_page_base_lo = | |
4684 | U64_LO(fp->tx_desc_mapping); | |
4685 | context->xstorm_st_context.db_data_addr_hi = | |
4686 | U64_HI(fp->tx_prods_mapping); | |
4687 | context->xstorm_st_context.db_data_addr_lo = | |
4688 | U64_LO(fp->tx_prods_mapping); | |
4689 | context->xstorm_st_context.statistics_data = (fp->cl_id | | |
4690 | XSTORM_ETH_ST_CONTEXT_STATISTICS_ENABLE); | |
a2fbb9ea | 4691 | context->cstorm_st_context.sb_index_number = |
5c862848 | 4692 | C_SB_ETH_TX_CQ_INDEX; |
34f80b04 | 4693 | context->cstorm_st_context.status_block_id = sb_id; |
a2fbb9ea ET |
4694 | |
4695 | context->xstorm_ag_context.cdu_reserved = | |
4696 | CDU_RSRVD_VALUE_TYPE_A(HW_CID(bp, i), | |
4697 | CDU_REGION_NUMBER_XCM_AG, | |
4698 | ETH_CONNECTION_TYPE); | |
a2fbb9ea ET |
4699 | } |
4700 | } | |
4701 | ||
4702 | static void bnx2x_init_ind_table(struct bnx2x *bp) | |
4703 | { | |
26c8fa4d | 4704 | int func = BP_FUNC(bp); |
a2fbb9ea ET |
4705 | int i; |
4706 | ||
555f6c78 | 4707 | if (bp->multi_mode == ETH_RSS_MODE_DISABLED) |
a2fbb9ea ET |
4708 | return; |
4709 | ||
555f6c78 EG |
4710 | DP(NETIF_MSG_IFUP, |
4711 | "Initializing indirection table multi_mode %d\n", bp->multi_mode); | |
a2fbb9ea | 4712 | for (i = 0; i < TSTORM_INDIRECTION_TABLE_SIZE; i++) |
34f80b04 | 4713 | REG_WR8(bp, BAR_TSTRORM_INTMEM + |
26c8fa4d | 4714 | TSTORM_INDIRECTION_TABLE_OFFSET(func) + i, |
555f6c78 | 4715 | BP_CL_ID(bp) + (i % bp->num_rx_queues)); |
a2fbb9ea ET |
4716 | } |
4717 | ||
49d66772 ET |
4718 | static void bnx2x_set_client_config(struct bnx2x *bp) |
4719 | { | |
49d66772 | 4720 | struct tstorm_eth_client_config tstorm_client = {0}; |
34f80b04 EG |
4721 | int port = BP_PORT(bp); |
4722 | int i; | |
49d66772 | 4723 | |
e7799c5f | 4724 | tstorm_client.mtu = bp->dev->mtu; |
49d66772 | 4725 | tstorm_client.config_flags = |
de832a55 EG |
4726 | (TSTORM_ETH_CLIENT_CONFIG_STATSITICS_ENABLE | |
4727 | TSTORM_ETH_CLIENT_CONFIG_E1HOV_REM_ENABLE); | |
49d66772 | 4728 | #ifdef BCM_VLAN |
0c6671b0 | 4729 | if (bp->rx_mode && bp->vlgrp && (bp->flags & HW_VLAN_RX_FLAG)) { |
49d66772 | 4730 | tstorm_client.config_flags |= |
8d9c5f34 | 4731 | TSTORM_ETH_CLIENT_CONFIG_VLAN_REM_ENABLE; |
49d66772 ET |
4732 | DP(NETIF_MSG_IFUP, "vlan removal enabled\n"); |
4733 | } | |
4734 | #endif | |
49d66772 | 4735 | |
7a9b2557 VZ |
4736 | if (bp->flags & TPA_ENABLE_FLAG) { |
4737 | tstorm_client.max_sges_for_packet = | |
4f40f2cb | 4738 | SGE_PAGE_ALIGN(tstorm_client.mtu) >> SGE_PAGE_SHIFT; |
7a9b2557 VZ |
4739 | tstorm_client.max_sges_for_packet = |
4740 | ((tstorm_client.max_sges_for_packet + | |
4741 | PAGES_PER_SGE - 1) & (~(PAGES_PER_SGE - 1))) >> | |
4742 | PAGES_PER_SGE_SHIFT; | |
4743 | ||
4744 | tstorm_client.config_flags |= | |
4745 | TSTORM_ETH_CLIENT_CONFIG_ENABLE_SGE_RING; | |
4746 | } | |
4747 | ||
49d66772 | 4748 | for_each_queue(bp, i) { |
de832a55 EG |
4749 | tstorm_client.statistics_counter_id = bp->fp[i].cl_id; |
4750 | ||
49d66772 | 4751 | REG_WR(bp, BAR_TSTRORM_INTMEM + |
34f80b04 | 4752 | TSTORM_CLIENT_CONFIG_OFFSET(port, bp->fp[i].cl_id), |
49d66772 ET |
4753 | ((u32 *)&tstorm_client)[0]); |
4754 | REG_WR(bp, BAR_TSTRORM_INTMEM + | |
34f80b04 | 4755 | TSTORM_CLIENT_CONFIG_OFFSET(port, bp->fp[i].cl_id) + 4, |
49d66772 ET |
4756 | ((u32 *)&tstorm_client)[1]); |
4757 | } | |
4758 | ||
34f80b04 EG |
4759 | DP(BNX2X_MSG_OFF, "tstorm_client: 0x%08x 0x%08x\n", |
4760 | ((u32 *)&tstorm_client)[0], ((u32 *)&tstorm_client)[1]); | |
49d66772 ET |
4761 | } |
4762 | ||
a2fbb9ea ET |
4763 | static void bnx2x_set_storm_rx_mode(struct bnx2x *bp) |
4764 | { | |
a2fbb9ea | 4765 | struct tstorm_eth_mac_filter_config tstorm_mac_filter = {0}; |
34f80b04 EG |
4766 | int mode = bp->rx_mode; |
4767 | int mask = (1 << BP_L_ID(bp)); | |
4768 | int func = BP_FUNC(bp); | |
a2fbb9ea ET |
4769 | int i; |
4770 | ||
3196a88a | 4771 | DP(NETIF_MSG_IFUP, "rx mode %d mask 0x%x\n", mode, mask); |
a2fbb9ea ET |
4772 | |
4773 | switch (mode) { | |
4774 | case BNX2X_RX_MODE_NONE: /* no Rx */ | |
34f80b04 EG |
4775 | tstorm_mac_filter.ucast_drop_all = mask; |
4776 | tstorm_mac_filter.mcast_drop_all = mask; | |
4777 | tstorm_mac_filter.bcast_drop_all = mask; | |
a2fbb9ea ET |
4778 | break; |
4779 | case BNX2X_RX_MODE_NORMAL: | |
34f80b04 | 4780 | tstorm_mac_filter.bcast_accept_all = mask; |
a2fbb9ea ET |
4781 | break; |
4782 | case BNX2X_RX_MODE_ALLMULTI: | |
34f80b04 EG |
4783 | tstorm_mac_filter.mcast_accept_all = mask; |
4784 | tstorm_mac_filter.bcast_accept_all = mask; | |
a2fbb9ea ET |
4785 | break; |
4786 | case BNX2X_RX_MODE_PROMISC: | |
34f80b04 EG |
4787 | tstorm_mac_filter.ucast_accept_all = mask; |
4788 | tstorm_mac_filter.mcast_accept_all = mask; | |
4789 | tstorm_mac_filter.bcast_accept_all = mask; | |
a2fbb9ea ET |
4790 | break; |
4791 | default: | |
34f80b04 EG |
4792 | BNX2X_ERR("BAD rx mode (%d)\n", mode); |
4793 | break; | |
a2fbb9ea ET |
4794 | } |
4795 | ||
4796 | for (i = 0; i < sizeof(struct tstorm_eth_mac_filter_config)/4; i++) { | |
4797 | REG_WR(bp, BAR_TSTRORM_INTMEM + | |
34f80b04 | 4798 | TSTORM_MAC_FILTER_CONFIG_OFFSET(func) + i * 4, |
a2fbb9ea ET |
4799 | ((u32 *)&tstorm_mac_filter)[i]); |
4800 | ||
34f80b04 | 4801 | /* DP(NETIF_MSG_IFUP, "tstorm_mac_filter[%d]: 0x%08x\n", i, |
a2fbb9ea ET |
4802 | ((u32 *)&tstorm_mac_filter)[i]); */ |
4803 | } | |
a2fbb9ea | 4804 | |
49d66772 ET |
4805 | if (mode != BNX2X_RX_MODE_NONE) |
4806 | bnx2x_set_client_config(bp); | |
a2fbb9ea ET |
4807 | } |
4808 | ||
471de716 EG |
4809 | static void bnx2x_init_internal_common(struct bnx2x *bp) |
4810 | { | |
4811 | int i; | |
4812 | ||
3cdf1db7 YG |
4813 | if (bp->flags & TPA_ENABLE_FLAG) { |
4814 | struct tstorm_eth_tpa_exist tpa = {0}; | |
4815 | ||
4816 | tpa.tpa_exist = 1; | |
4817 | ||
4818 | REG_WR(bp, BAR_TSTRORM_INTMEM + TSTORM_TPA_EXIST_OFFSET, | |
4819 | ((u32 *)&tpa)[0]); | |
4820 | REG_WR(bp, BAR_TSTRORM_INTMEM + TSTORM_TPA_EXIST_OFFSET + 4, | |
4821 | ((u32 *)&tpa)[1]); | |
4822 | } | |
4823 | ||
471de716 EG |
4824 | /* Zero this manually as its initialization is |
4825 | currently missing in the initTool */ | |
4826 | for (i = 0; i < (USTORM_AGG_DATA_SIZE >> 2); i++) | |
4827 | REG_WR(bp, BAR_USTRORM_INTMEM + | |
4828 | USTORM_AGG_DATA_OFFSET + i * 4, 0); | |
4829 | } | |
4830 | ||
4831 | static void bnx2x_init_internal_port(struct bnx2x *bp) | |
4832 | { | |
4833 | int port = BP_PORT(bp); | |
4834 | ||
4835 | REG_WR(bp, BAR_USTRORM_INTMEM + USTORM_HC_BTR_OFFSET(port), BNX2X_BTR); | |
4836 | REG_WR(bp, BAR_CSTRORM_INTMEM + CSTORM_HC_BTR_OFFSET(port), BNX2X_BTR); | |
4837 | REG_WR(bp, BAR_TSTRORM_INTMEM + TSTORM_HC_BTR_OFFSET(port), BNX2X_BTR); | |
4838 | REG_WR(bp, BAR_XSTRORM_INTMEM + XSTORM_HC_BTR_OFFSET(port), BNX2X_BTR); | |
4839 | } | |
4840 | ||
8a1c38d1 EG |
4841 | /* Calculates the sum of vn_min_rates. |
4842 | It's needed for further normalizing of the min_rates. | |
4843 | Returns: | |
4844 | sum of vn_min_rates. | |
4845 | or | |
4846 | 0 - if all the min_rates are 0. | |
4847 | In the later case fainess algorithm should be deactivated. | |
4848 | If not all min_rates are zero then those that are zeroes will be set to 1. | |
4849 | */ | |
4850 | static void bnx2x_calc_vn_weight_sum(struct bnx2x *bp) | |
4851 | { | |
4852 | int all_zero = 1; | |
4853 | int port = BP_PORT(bp); | |
4854 | int vn; | |
4855 | ||
4856 | bp->vn_weight_sum = 0; | |
4857 | for (vn = VN_0; vn < E1HVN_MAX; vn++) { | |
4858 | int func = 2*vn + port; | |
4859 | u32 vn_cfg = | |
4860 | SHMEM_RD(bp, mf_cfg.func_mf_config[func].config); | |
4861 | u32 vn_min_rate = ((vn_cfg & FUNC_MF_CFG_MIN_BW_MASK) >> | |
4862 | FUNC_MF_CFG_MIN_BW_SHIFT) * 100; | |
4863 | ||
4864 | /* Skip hidden vns */ | |
4865 | if (vn_cfg & FUNC_MF_CFG_FUNC_HIDE) | |
4866 | continue; | |
4867 | ||
4868 | /* If min rate is zero - set it to 1 */ | |
4869 | if (!vn_min_rate) | |
4870 | vn_min_rate = DEF_MIN_RATE; | |
4871 | else | |
4872 | all_zero = 0; | |
4873 | ||
4874 | bp->vn_weight_sum += vn_min_rate; | |
4875 | } | |
4876 | ||
4877 | /* ... only if all min rates are zeros - disable fairness */ | |
4878 | if (all_zero) | |
4879 | bp->vn_weight_sum = 0; | |
4880 | } | |
4881 | ||
471de716 | 4882 | static void bnx2x_init_internal_func(struct bnx2x *bp) |
a2fbb9ea | 4883 | { |
a2fbb9ea ET |
4884 | struct tstorm_eth_function_common_config tstorm_config = {0}; |
4885 | struct stats_indication_flags stats_flags = {0}; | |
34f80b04 EG |
4886 | int port = BP_PORT(bp); |
4887 | int func = BP_FUNC(bp); | |
de832a55 EG |
4888 | int i, j; |
4889 | u32 offset; | |
471de716 | 4890 | u16 max_agg_size; |
a2fbb9ea ET |
4891 | |
4892 | if (is_multi(bp)) { | |
555f6c78 | 4893 | tstorm_config.config_flags = MULTI_FLAGS(bp); |
a2fbb9ea ET |
4894 | tstorm_config.rss_result_mask = MULTI_MASK; |
4895 | } | |
8d9c5f34 EG |
4896 | if (IS_E1HMF(bp)) |
4897 | tstorm_config.config_flags |= | |
4898 | TSTORM_ETH_FUNCTION_COMMON_CONFIG_E1HOV_IN_CAM; | |
a2fbb9ea | 4899 | |
34f80b04 EG |
4900 | tstorm_config.leading_client_id = BP_L_ID(bp); |
4901 | ||
a2fbb9ea | 4902 | REG_WR(bp, BAR_TSTRORM_INTMEM + |
34f80b04 | 4903 | TSTORM_FUNCTION_COMMON_CONFIG_OFFSET(func), |
a2fbb9ea ET |
4904 | (*(u32 *)&tstorm_config)); |
4905 | ||
c14423fe | 4906 | bp->rx_mode = BNX2X_RX_MODE_NONE; /* no rx until link is up */ |
a2fbb9ea ET |
4907 | bnx2x_set_storm_rx_mode(bp); |
4908 | ||
de832a55 EG |
4909 | for_each_queue(bp, i) { |
4910 | u8 cl_id = bp->fp[i].cl_id; | |
4911 | ||
4912 | /* reset xstorm per client statistics */ | |
4913 | offset = BAR_XSTRORM_INTMEM + | |
4914 | XSTORM_PER_COUNTER_ID_STATS_OFFSET(port, cl_id); | |
4915 | for (j = 0; | |
4916 | j < sizeof(struct xstorm_per_client_stats) / 4; j++) | |
4917 | REG_WR(bp, offset + j*4, 0); | |
4918 | ||
4919 | /* reset tstorm per client statistics */ | |
4920 | offset = BAR_TSTRORM_INTMEM + | |
4921 | TSTORM_PER_COUNTER_ID_STATS_OFFSET(port, cl_id); | |
4922 | for (j = 0; | |
4923 | j < sizeof(struct tstorm_per_client_stats) / 4; j++) | |
4924 | REG_WR(bp, offset + j*4, 0); | |
4925 | ||
4926 | /* reset ustorm per client statistics */ | |
4927 | offset = BAR_USTRORM_INTMEM + | |
4928 | USTORM_PER_COUNTER_ID_STATS_OFFSET(port, cl_id); | |
4929 | for (j = 0; | |
4930 | j < sizeof(struct ustorm_per_client_stats) / 4; j++) | |
4931 | REG_WR(bp, offset + j*4, 0); | |
66e855f3 YG |
4932 | } |
4933 | ||
4934 | /* Init statistics related context */ | |
34f80b04 | 4935 | stats_flags.collect_eth = 1; |
a2fbb9ea | 4936 | |
66e855f3 | 4937 | REG_WR(bp, BAR_XSTRORM_INTMEM + XSTORM_STATS_FLAGS_OFFSET(func), |
a2fbb9ea | 4938 | ((u32 *)&stats_flags)[0]); |
66e855f3 | 4939 | REG_WR(bp, BAR_XSTRORM_INTMEM + XSTORM_STATS_FLAGS_OFFSET(func) + 4, |
a2fbb9ea ET |
4940 | ((u32 *)&stats_flags)[1]); |
4941 | ||
66e855f3 | 4942 | REG_WR(bp, BAR_TSTRORM_INTMEM + TSTORM_STATS_FLAGS_OFFSET(func), |
a2fbb9ea | 4943 | ((u32 *)&stats_flags)[0]); |
66e855f3 | 4944 | REG_WR(bp, BAR_TSTRORM_INTMEM + TSTORM_STATS_FLAGS_OFFSET(func) + 4, |
a2fbb9ea ET |
4945 | ((u32 *)&stats_flags)[1]); |
4946 | ||
de832a55 EG |
4947 | REG_WR(bp, BAR_USTRORM_INTMEM + USTORM_STATS_FLAGS_OFFSET(func), |
4948 | ((u32 *)&stats_flags)[0]); | |
4949 | REG_WR(bp, BAR_USTRORM_INTMEM + USTORM_STATS_FLAGS_OFFSET(func) + 4, | |
4950 | ((u32 *)&stats_flags)[1]); | |
4951 | ||
66e855f3 | 4952 | REG_WR(bp, BAR_CSTRORM_INTMEM + CSTORM_STATS_FLAGS_OFFSET(func), |
a2fbb9ea | 4953 | ((u32 *)&stats_flags)[0]); |
66e855f3 | 4954 | REG_WR(bp, BAR_CSTRORM_INTMEM + CSTORM_STATS_FLAGS_OFFSET(func) + 4, |
a2fbb9ea ET |
4955 | ((u32 *)&stats_flags)[1]); |
4956 | ||
66e855f3 YG |
4957 | REG_WR(bp, BAR_XSTRORM_INTMEM + |
4958 | XSTORM_ETH_STATS_QUERY_ADDR_OFFSET(func), | |
4959 | U64_LO(bnx2x_sp_mapping(bp, fw_stats))); | |
4960 | REG_WR(bp, BAR_XSTRORM_INTMEM + | |
4961 | XSTORM_ETH_STATS_QUERY_ADDR_OFFSET(func) + 4, | |
4962 | U64_HI(bnx2x_sp_mapping(bp, fw_stats))); | |
4963 | ||
4964 | REG_WR(bp, BAR_TSTRORM_INTMEM + | |
4965 | TSTORM_ETH_STATS_QUERY_ADDR_OFFSET(func), | |
4966 | U64_LO(bnx2x_sp_mapping(bp, fw_stats))); | |
4967 | REG_WR(bp, BAR_TSTRORM_INTMEM + | |
4968 | TSTORM_ETH_STATS_QUERY_ADDR_OFFSET(func) + 4, | |
4969 | U64_HI(bnx2x_sp_mapping(bp, fw_stats))); | |
34f80b04 | 4970 | |
de832a55 EG |
4971 | REG_WR(bp, BAR_USTRORM_INTMEM + |
4972 | USTORM_ETH_STATS_QUERY_ADDR_OFFSET(func), | |
4973 | U64_LO(bnx2x_sp_mapping(bp, fw_stats))); | |
4974 | REG_WR(bp, BAR_USTRORM_INTMEM + | |
4975 | USTORM_ETH_STATS_QUERY_ADDR_OFFSET(func) + 4, | |
4976 | U64_HI(bnx2x_sp_mapping(bp, fw_stats))); | |
4977 | ||
34f80b04 EG |
4978 | if (CHIP_IS_E1H(bp)) { |
4979 | REG_WR8(bp, BAR_XSTRORM_INTMEM + XSTORM_FUNCTION_MODE_OFFSET, | |
4980 | IS_E1HMF(bp)); | |
4981 | REG_WR8(bp, BAR_TSTRORM_INTMEM + TSTORM_FUNCTION_MODE_OFFSET, | |
4982 | IS_E1HMF(bp)); | |
4983 | REG_WR8(bp, BAR_CSTRORM_INTMEM + CSTORM_FUNCTION_MODE_OFFSET, | |
4984 | IS_E1HMF(bp)); | |
4985 | REG_WR8(bp, BAR_USTRORM_INTMEM + USTORM_FUNCTION_MODE_OFFSET, | |
4986 | IS_E1HMF(bp)); | |
4987 | ||
7a9b2557 VZ |
4988 | REG_WR16(bp, BAR_XSTRORM_INTMEM + XSTORM_E1HOV_OFFSET(func), |
4989 | bp->e1hov); | |
34f80b04 EG |
4990 | } |
4991 | ||
4f40f2cb EG |
4992 | /* Init CQ ring mapping and aggregation size, the FW limit is 8 frags */ |
4993 | max_agg_size = | |
4994 | min((u32)(min((u32)8, (u32)MAX_SKB_FRAGS) * | |
4995 | SGE_PAGE_SIZE * PAGES_PER_SGE), | |
4996 | (u32)0xffff); | |
555f6c78 | 4997 | for_each_rx_queue(bp, i) { |
7a9b2557 | 4998 | struct bnx2x_fastpath *fp = &bp->fp[i]; |
7a9b2557 VZ |
4999 | |
5000 | REG_WR(bp, BAR_USTRORM_INTMEM + | |
5001 | USTORM_CQE_PAGE_BASE_OFFSET(port, FP_CL_ID(fp)), | |
5002 | U64_LO(fp->rx_comp_mapping)); | |
5003 | REG_WR(bp, BAR_USTRORM_INTMEM + | |
5004 | USTORM_CQE_PAGE_BASE_OFFSET(port, FP_CL_ID(fp)) + 4, | |
5005 | U64_HI(fp->rx_comp_mapping)); | |
5006 | ||
7a9b2557 VZ |
5007 | REG_WR16(bp, BAR_USTRORM_INTMEM + |
5008 | USTORM_MAX_AGG_SIZE_OFFSET(port, FP_CL_ID(fp)), | |
5009 | max_agg_size); | |
5010 | } | |
8a1c38d1 | 5011 | |
1c06328c EG |
5012 | /* dropless flow control */ |
5013 | if (CHIP_IS_E1H(bp)) { | |
5014 | struct ustorm_eth_rx_pause_data_e1h rx_pause = {0}; | |
5015 | ||
5016 | rx_pause.bd_thr_low = 250; | |
5017 | rx_pause.cqe_thr_low = 250; | |
5018 | rx_pause.cos = 1; | |
5019 | rx_pause.sge_thr_low = 0; | |
5020 | rx_pause.bd_thr_high = 350; | |
5021 | rx_pause.cqe_thr_high = 350; | |
5022 | rx_pause.sge_thr_high = 0; | |
5023 | ||
5024 | for_each_rx_queue(bp, i) { | |
5025 | struct bnx2x_fastpath *fp = &bp->fp[i]; | |
5026 | ||
5027 | if (!fp->disable_tpa) { | |
5028 | rx_pause.sge_thr_low = 150; | |
5029 | rx_pause.sge_thr_high = 250; | |
5030 | } | |
5031 | ||
5032 | ||
5033 | offset = BAR_USTRORM_INTMEM + | |
5034 | USTORM_ETH_RING_PAUSE_DATA_OFFSET(port, | |
5035 | fp->cl_id); | |
5036 | for (j = 0; | |
5037 | j < sizeof(struct ustorm_eth_rx_pause_data_e1h)/4; | |
5038 | j++) | |
5039 | REG_WR(bp, offset + j*4, | |
5040 | ((u32 *)&rx_pause)[j]); | |
5041 | } | |
5042 | } | |
5043 | ||
8a1c38d1 EG |
5044 | memset(&(bp->cmng), 0, sizeof(struct cmng_struct_per_port)); |
5045 | ||
5046 | /* Init rate shaping and fairness contexts */ | |
5047 | if (IS_E1HMF(bp)) { | |
5048 | int vn; | |
5049 | ||
5050 | /* During init there is no active link | |
5051 | Until link is up, set link rate to 10Gbps */ | |
5052 | bp->link_vars.line_speed = SPEED_10000; | |
5053 | bnx2x_init_port_minmax(bp); | |
5054 | ||
5055 | bnx2x_calc_vn_weight_sum(bp); | |
5056 | ||
5057 | for (vn = VN_0; vn < E1HVN_MAX; vn++) | |
5058 | bnx2x_init_vn_minmax(bp, 2*vn + port); | |
5059 | ||
5060 | /* Enable rate shaping and fairness */ | |
5061 | bp->cmng.flags.cmng_enables = | |
5062 | CMNG_FLAGS_PER_PORT_RATE_SHAPING_VN; | |
5063 | if (bp->vn_weight_sum) | |
5064 | bp->cmng.flags.cmng_enables |= | |
5065 | CMNG_FLAGS_PER_PORT_FAIRNESS_VN; | |
5066 | else | |
5067 | DP(NETIF_MSG_IFUP, "All MIN values are zeroes" | |
5068 | " fairness will be disabled\n"); | |
5069 | } else { | |
5070 | /* rate shaping and fairness are disabled */ | |
5071 | DP(NETIF_MSG_IFUP, | |
5072 | "single function mode minmax will be disabled\n"); | |
5073 | } | |
5074 | ||
5075 | ||
5076 | /* Store it to internal memory */ | |
5077 | if (bp->port.pmf) | |
5078 | for (i = 0; i < sizeof(struct cmng_struct_per_port) / 4; i++) | |
5079 | REG_WR(bp, BAR_XSTRORM_INTMEM + | |
5080 | XSTORM_CMNG_PER_PORT_VARS_OFFSET(port) + i * 4, | |
5081 | ((u32 *)(&bp->cmng))[i]); | |
a2fbb9ea ET |
5082 | } |
5083 | ||
471de716 EG |
5084 | static void bnx2x_init_internal(struct bnx2x *bp, u32 load_code) |
5085 | { | |
5086 | switch (load_code) { | |
5087 | case FW_MSG_CODE_DRV_LOAD_COMMON: | |
5088 | bnx2x_init_internal_common(bp); | |
5089 | /* no break */ | |
5090 | ||
5091 | case FW_MSG_CODE_DRV_LOAD_PORT: | |
5092 | bnx2x_init_internal_port(bp); | |
5093 | /* no break */ | |
5094 | ||
5095 | case FW_MSG_CODE_DRV_LOAD_FUNCTION: | |
5096 | bnx2x_init_internal_func(bp); | |
5097 | break; | |
5098 | ||
5099 | default: | |
5100 | BNX2X_ERR("Unknown load_code (0x%x) from MCP\n", load_code); | |
5101 | break; | |
5102 | } | |
5103 | } | |
5104 | ||
5105 | static void bnx2x_nic_init(struct bnx2x *bp, u32 load_code) | |
a2fbb9ea ET |
5106 | { |
5107 | int i; | |
5108 | ||
5109 | for_each_queue(bp, i) { | |
5110 | struct bnx2x_fastpath *fp = &bp->fp[i]; | |
5111 | ||
34f80b04 | 5112 | fp->bp = bp; |
a2fbb9ea | 5113 | fp->state = BNX2X_FP_STATE_CLOSED; |
a2fbb9ea | 5114 | fp->index = i; |
34f80b04 EG |
5115 | fp->cl_id = BP_L_ID(bp) + i; |
5116 | fp->sb_id = fp->cl_id; | |
5117 | DP(NETIF_MSG_IFUP, | |
5118 | "bnx2x_init_sb(%p,%p) index %d cl_id %d sb %d\n", | |
5119 | bp, fp->status_blk, i, FP_CL_ID(fp), FP_SB_ID(fp)); | |
5c862848 EG |
5120 | bnx2x_init_sb(bp, fp->status_blk, fp->status_blk_mapping, |
5121 | FP_SB_ID(fp)); | |
5122 | bnx2x_update_fpsb_idx(fp); | |
a2fbb9ea ET |
5123 | } |
5124 | ||
5c862848 EG |
5125 | bnx2x_init_def_sb(bp, bp->def_status_blk, bp->def_status_blk_mapping, |
5126 | DEF_SB_ID); | |
5127 | bnx2x_update_dsb_idx(bp); | |
a2fbb9ea ET |
5128 | bnx2x_update_coalesce(bp); |
5129 | bnx2x_init_rx_rings(bp); | |
5130 | bnx2x_init_tx_ring(bp); | |
5131 | bnx2x_init_sp_ring(bp); | |
5132 | bnx2x_init_context(bp); | |
471de716 | 5133 | bnx2x_init_internal(bp, load_code); |
a2fbb9ea | 5134 | bnx2x_init_ind_table(bp); |
0ef00459 EG |
5135 | bnx2x_stats_init(bp); |
5136 | ||
5137 | /* At this point, we are ready for interrupts */ | |
5138 | atomic_set(&bp->intr_sem, 0); | |
5139 | ||
5140 | /* flush all before enabling interrupts */ | |
5141 | mb(); | |
5142 | mmiowb(); | |
5143 | ||
615f8fd9 | 5144 | bnx2x_int_enable(bp); |
a2fbb9ea ET |
5145 | } |
5146 | ||
5147 | /* end of nic init */ | |
5148 | ||
5149 | /* | |
5150 | * gzip service functions | |
5151 | */ | |
5152 | ||
5153 | static int bnx2x_gunzip_init(struct bnx2x *bp) | |
5154 | { | |
5155 | bp->gunzip_buf = pci_alloc_consistent(bp->pdev, FW_BUF_SIZE, | |
5156 | &bp->gunzip_mapping); | |
5157 | if (bp->gunzip_buf == NULL) | |
5158 | goto gunzip_nomem1; | |
5159 | ||
5160 | bp->strm = kmalloc(sizeof(*bp->strm), GFP_KERNEL); | |
5161 | if (bp->strm == NULL) | |
5162 | goto gunzip_nomem2; | |
5163 | ||
5164 | bp->strm->workspace = kmalloc(zlib_inflate_workspacesize(), | |
5165 | GFP_KERNEL); | |
5166 | if (bp->strm->workspace == NULL) | |
5167 | goto gunzip_nomem3; | |
5168 | ||
5169 | return 0; | |
5170 | ||
5171 | gunzip_nomem3: | |
5172 | kfree(bp->strm); | |
5173 | bp->strm = NULL; | |
5174 | ||
5175 | gunzip_nomem2: | |
5176 | pci_free_consistent(bp->pdev, FW_BUF_SIZE, bp->gunzip_buf, | |
5177 | bp->gunzip_mapping); | |
5178 | bp->gunzip_buf = NULL; | |
5179 | ||
5180 | gunzip_nomem1: | |
5181 | printk(KERN_ERR PFX "%s: Cannot allocate firmware buffer for" | |
34f80b04 | 5182 | " un-compression\n", bp->dev->name); |
a2fbb9ea ET |
5183 | return -ENOMEM; |
5184 | } | |
5185 | ||
5186 | static void bnx2x_gunzip_end(struct bnx2x *bp) | |
5187 | { | |
5188 | kfree(bp->strm->workspace); | |
5189 | ||
5190 | kfree(bp->strm); | |
5191 | bp->strm = NULL; | |
5192 | ||
5193 | if (bp->gunzip_buf) { | |
5194 | pci_free_consistent(bp->pdev, FW_BUF_SIZE, bp->gunzip_buf, | |
5195 | bp->gunzip_mapping); | |
5196 | bp->gunzip_buf = NULL; | |
5197 | } | |
5198 | } | |
5199 | ||
5200 | static int bnx2x_gunzip(struct bnx2x *bp, u8 *zbuf, int len) | |
5201 | { | |
5202 | int n, rc; | |
5203 | ||
5204 | /* check gzip header */ | |
5205 | if ((zbuf[0] != 0x1f) || (zbuf[1] != 0x8b) || (zbuf[2] != Z_DEFLATED)) | |
5206 | return -EINVAL; | |
5207 | ||
5208 | n = 10; | |
5209 | ||
34f80b04 | 5210 | #define FNAME 0x8 |
a2fbb9ea ET |
5211 | |
5212 | if (zbuf[3] & FNAME) | |
5213 | while ((zbuf[n++] != 0) && (n < len)); | |
5214 | ||
5215 | bp->strm->next_in = zbuf + n; | |
5216 | bp->strm->avail_in = len - n; | |
5217 | bp->strm->next_out = bp->gunzip_buf; | |
5218 | bp->strm->avail_out = FW_BUF_SIZE; | |
5219 | ||
5220 | rc = zlib_inflateInit2(bp->strm, -MAX_WBITS); | |
5221 | if (rc != Z_OK) | |
5222 | return rc; | |
5223 | ||
5224 | rc = zlib_inflate(bp->strm, Z_FINISH); | |
5225 | if ((rc != Z_OK) && (rc != Z_STREAM_END)) | |
5226 | printk(KERN_ERR PFX "%s: Firmware decompression error: %s\n", | |
5227 | bp->dev->name, bp->strm->msg); | |
5228 | ||
5229 | bp->gunzip_outlen = (FW_BUF_SIZE - bp->strm->avail_out); | |
5230 | if (bp->gunzip_outlen & 0x3) | |
5231 | printk(KERN_ERR PFX "%s: Firmware decompression error:" | |
5232 | " gunzip_outlen (%d) not aligned\n", | |
5233 | bp->dev->name, bp->gunzip_outlen); | |
5234 | bp->gunzip_outlen >>= 2; | |
5235 | ||
5236 | zlib_inflateEnd(bp->strm); | |
5237 | ||
5238 | if (rc == Z_STREAM_END) | |
5239 | return 0; | |
5240 | ||
5241 | return rc; | |
5242 | } | |
5243 | ||
5244 | /* nic load/unload */ | |
5245 | ||
5246 | /* | |
34f80b04 | 5247 | * General service functions |
a2fbb9ea ET |
5248 | */ |
5249 | ||
5250 | /* send a NIG loopback debug packet */ | |
5251 | static void bnx2x_lb_pckt(struct bnx2x *bp) | |
5252 | { | |
a2fbb9ea | 5253 | u32 wb_write[3]; |
a2fbb9ea ET |
5254 | |
5255 | /* Ethernet source and destination addresses */ | |
a2fbb9ea ET |
5256 | wb_write[0] = 0x55555555; |
5257 | wb_write[1] = 0x55555555; | |
34f80b04 | 5258 | wb_write[2] = 0x20; /* SOP */ |
a2fbb9ea | 5259 | REG_WR_DMAE(bp, NIG_REG_DEBUG_PACKET_LB, wb_write, 3); |
a2fbb9ea ET |
5260 | |
5261 | /* NON-IP protocol */ | |
a2fbb9ea ET |
5262 | wb_write[0] = 0x09000000; |
5263 | wb_write[1] = 0x55555555; | |
34f80b04 | 5264 | wb_write[2] = 0x10; /* EOP, eop_bvalid = 0 */ |
a2fbb9ea | 5265 | REG_WR_DMAE(bp, NIG_REG_DEBUG_PACKET_LB, wb_write, 3); |
a2fbb9ea ET |
5266 | } |
5267 | ||
5268 | /* some of the internal memories | |
5269 | * are not directly readable from the driver | |
5270 | * to test them we send debug packets | |
5271 | */ | |
5272 | static int bnx2x_int_mem_test(struct bnx2x *bp) | |
5273 | { | |
5274 | int factor; | |
5275 | int count, i; | |
5276 | u32 val = 0; | |
5277 | ||
ad8d3948 | 5278 | if (CHIP_REV_IS_FPGA(bp)) |
a2fbb9ea | 5279 | factor = 120; |
ad8d3948 EG |
5280 | else if (CHIP_REV_IS_EMUL(bp)) |
5281 | factor = 200; | |
5282 | else | |
a2fbb9ea | 5283 | factor = 1; |
a2fbb9ea ET |
5284 | |
5285 | DP(NETIF_MSG_HW, "start part1\n"); | |
5286 | ||
5287 | /* Disable inputs of parser neighbor blocks */ | |
5288 | REG_WR(bp, TSDM_REG_ENABLE_IN1, 0x0); | |
5289 | REG_WR(bp, TCM_REG_PRS_IFEN, 0x0); | |
5290 | REG_WR(bp, CFC_REG_DEBUG0, 0x1); | |
3196a88a | 5291 | REG_WR(bp, NIG_REG_PRS_REQ_IN_EN, 0x0); |
a2fbb9ea ET |
5292 | |
5293 | /* Write 0 to parser credits for CFC search request */ | |
5294 | REG_WR(bp, PRS_REG_CFC_SEARCH_INITIAL_CREDIT, 0x0); | |
5295 | ||
5296 | /* send Ethernet packet */ | |
5297 | bnx2x_lb_pckt(bp); | |
5298 | ||
5299 | /* TODO do i reset NIG statistic? */ | |
5300 | /* Wait until NIG register shows 1 packet of size 0x10 */ | |
5301 | count = 1000 * factor; | |
5302 | while (count) { | |
34f80b04 | 5303 | |
a2fbb9ea ET |
5304 | bnx2x_read_dmae(bp, NIG_REG_STAT2_BRB_OCTET, 2); |
5305 | val = *bnx2x_sp(bp, wb_data[0]); | |
a2fbb9ea ET |
5306 | if (val == 0x10) |
5307 | break; | |
5308 | ||
5309 | msleep(10); | |
5310 | count--; | |
5311 | } | |
5312 | if (val != 0x10) { | |
5313 | BNX2X_ERR("NIG timeout val = 0x%x\n", val); | |
5314 | return -1; | |
5315 | } | |
5316 | ||
5317 | /* Wait until PRS register shows 1 packet */ | |
5318 | count = 1000 * factor; | |
5319 | while (count) { | |
5320 | val = REG_RD(bp, PRS_REG_NUM_OF_PACKETS); | |
a2fbb9ea ET |
5321 | if (val == 1) |
5322 | break; | |
5323 | ||
5324 | msleep(10); | |
5325 | count--; | |
5326 | } | |
5327 | if (val != 0x1) { | |
5328 | BNX2X_ERR("PRS timeout val = 0x%x\n", val); | |
5329 | return -2; | |
5330 | } | |
5331 | ||
5332 | /* Reset and init BRB, PRS */ | |
34f80b04 | 5333 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_CLEAR, 0x03); |
a2fbb9ea | 5334 | msleep(50); |
34f80b04 | 5335 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_SET, 0x03); |
a2fbb9ea ET |
5336 | msleep(50); |
5337 | bnx2x_init_block(bp, BRB1_COMMON_START, BRB1_COMMON_END); | |
5338 | bnx2x_init_block(bp, PRS_COMMON_START, PRS_COMMON_END); | |
5339 | ||
5340 | DP(NETIF_MSG_HW, "part2\n"); | |
5341 | ||
5342 | /* Disable inputs of parser neighbor blocks */ | |
5343 | REG_WR(bp, TSDM_REG_ENABLE_IN1, 0x0); | |
5344 | REG_WR(bp, TCM_REG_PRS_IFEN, 0x0); | |
5345 | REG_WR(bp, CFC_REG_DEBUG0, 0x1); | |
3196a88a | 5346 | REG_WR(bp, NIG_REG_PRS_REQ_IN_EN, 0x0); |
a2fbb9ea ET |
5347 | |
5348 | /* Write 0 to parser credits for CFC search request */ | |
5349 | REG_WR(bp, PRS_REG_CFC_SEARCH_INITIAL_CREDIT, 0x0); | |
5350 | ||
5351 | /* send 10 Ethernet packets */ | |
5352 | for (i = 0; i < 10; i++) | |
5353 | bnx2x_lb_pckt(bp); | |
5354 | ||
5355 | /* Wait until NIG register shows 10 + 1 | |
5356 | packets of size 11*0x10 = 0xb0 */ | |
5357 | count = 1000 * factor; | |
5358 | while (count) { | |
34f80b04 | 5359 | |
a2fbb9ea ET |
5360 | bnx2x_read_dmae(bp, NIG_REG_STAT2_BRB_OCTET, 2); |
5361 | val = *bnx2x_sp(bp, wb_data[0]); | |
a2fbb9ea ET |
5362 | if (val == 0xb0) |
5363 | break; | |
5364 | ||
5365 | msleep(10); | |
5366 | count--; | |
5367 | } | |
5368 | if (val != 0xb0) { | |
5369 | BNX2X_ERR("NIG timeout val = 0x%x\n", val); | |
5370 | return -3; | |
5371 | } | |
5372 | ||
5373 | /* Wait until PRS register shows 2 packets */ | |
5374 | val = REG_RD(bp, PRS_REG_NUM_OF_PACKETS); | |
5375 | if (val != 2) | |
5376 | BNX2X_ERR("PRS timeout val = 0x%x\n", val); | |
5377 | ||
5378 | /* Write 1 to parser credits for CFC search request */ | |
5379 | REG_WR(bp, PRS_REG_CFC_SEARCH_INITIAL_CREDIT, 0x1); | |
5380 | ||
5381 | /* Wait until PRS register shows 3 packets */ | |
5382 | msleep(10 * factor); | |
5383 | /* Wait until NIG register shows 1 packet of size 0x10 */ | |
5384 | val = REG_RD(bp, PRS_REG_NUM_OF_PACKETS); | |
5385 | if (val != 3) | |
5386 | BNX2X_ERR("PRS timeout val = 0x%x\n", val); | |
5387 | ||
5388 | /* clear NIG EOP FIFO */ | |
5389 | for (i = 0; i < 11; i++) | |
5390 | REG_RD(bp, NIG_REG_INGRESS_EOP_LB_FIFO); | |
5391 | val = REG_RD(bp, NIG_REG_INGRESS_EOP_LB_EMPTY); | |
5392 | if (val != 1) { | |
5393 | BNX2X_ERR("clear of NIG failed\n"); | |
5394 | return -4; | |
5395 | } | |
5396 | ||
5397 | /* Reset and init BRB, PRS, NIG */ | |
5398 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_CLEAR, 0x03); | |
5399 | msleep(50); | |
5400 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_SET, 0x03); | |
5401 | msleep(50); | |
5402 | bnx2x_init_block(bp, BRB1_COMMON_START, BRB1_COMMON_END); | |
5403 | bnx2x_init_block(bp, PRS_COMMON_START, PRS_COMMON_END); | |
5404 | #ifndef BCM_ISCSI | |
5405 | /* set NIC mode */ | |
5406 | REG_WR(bp, PRS_REG_NIC_MODE, 1); | |
5407 | #endif | |
5408 | ||
5409 | /* Enable inputs of parser neighbor blocks */ | |
5410 | REG_WR(bp, TSDM_REG_ENABLE_IN1, 0x7fffffff); | |
5411 | REG_WR(bp, TCM_REG_PRS_IFEN, 0x1); | |
5412 | REG_WR(bp, CFC_REG_DEBUG0, 0x0); | |
3196a88a | 5413 | REG_WR(bp, NIG_REG_PRS_REQ_IN_EN, 0x1); |
a2fbb9ea ET |
5414 | |
5415 | DP(NETIF_MSG_HW, "done\n"); | |
5416 | ||
5417 | return 0; /* OK */ | |
5418 | } | |
5419 | ||
5420 | static void enable_blocks_attention(struct bnx2x *bp) | |
5421 | { | |
5422 | REG_WR(bp, PXP_REG_PXP_INT_MASK_0, 0); | |
5423 | REG_WR(bp, PXP_REG_PXP_INT_MASK_1, 0); | |
5424 | REG_WR(bp, DORQ_REG_DORQ_INT_MASK, 0); | |
5425 | REG_WR(bp, CFC_REG_CFC_INT_MASK, 0); | |
5426 | REG_WR(bp, QM_REG_QM_INT_MASK, 0); | |
5427 | REG_WR(bp, TM_REG_TM_INT_MASK, 0); | |
5428 | REG_WR(bp, XSDM_REG_XSDM_INT_MASK_0, 0); | |
5429 | REG_WR(bp, XSDM_REG_XSDM_INT_MASK_1, 0); | |
5430 | REG_WR(bp, XCM_REG_XCM_INT_MASK, 0); | |
34f80b04 EG |
5431 | /* REG_WR(bp, XSEM_REG_XSEM_INT_MASK_0, 0); */ |
5432 | /* REG_WR(bp, XSEM_REG_XSEM_INT_MASK_1, 0); */ | |
a2fbb9ea ET |
5433 | REG_WR(bp, USDM_REG_USDM_INT_MASK_0, 0); |
5434 | REG_WR(bp, USDM_REG_USDM_INT_MASK_1, 0); | |
5435 | REG_WR(bp, UCM_REG_UCM_INT_MASK, 0); | |
34f80b04 EG |
5436 | /* REG_WR(bp, USEM_REG_USEM_INT_MASK_0, 0); */ |
5437 | /* REG_WR(bp, USEM_REG_USEM_INT_MASK_1, 0); */ | |
a2fbb9ea ET |
5438 | REG_WR(bp, GRCBASE_UPB + PB_REG_PB_INT_MASK, 0); |
5439 | REG_WR(bp, CSDM_REG_CSDM_INT_MASK_0, 0); | |
5440 | REG_WR(bp, CSDM_REG_CSDM_INT_MASK_1, 0); | |
5441 | REG_WR(bp, CCM_REG_CCM_INT_MASK, 0); | |
34f80b04 EG |
5442 | /* REG_WR(bp, CSEM_REG_CSEM_INT_MASK_0, 0); */ |
5443 | /* REG_WR(bp, CSEM_REG_CSEM_INT_MASK_1, 0); */ | |
5444 | if (CHIP_REV_IS_FPGA(bp)) | |
5445 | REG_WR(bp, PXP2_REG_PXP2_INT_MASK_0, 0x580000); | |
5446 | else | |
5447 | REG_WR(bp, PXP2_REG_PXP2_INT_MASK_0, 0x480000); | |
a2fbb9ea ET |
5448 | REG_WR(bp, TSDM_REG_TSDM_INT_MASK_0, 0); |
5449 | REG_WR(bp, TSDM_REG_TSDM_INT_MASK_1, 0); | |
5450 | REG_WR(bp, TCM_REG_TCM_INT_MASK, 0); | |
34f80b04 EG |
5451 | /* REG_WR(bp, TSEM_REG_TSEM_INT_MASK_0, 0); */ |
5452 | /* REG_WR(bp, TSEM_REG_TSEM_INT_MASK_1, 0); */ | |
a2fbb9ea ET |
5453 | REG_WR(bp, CDU_REG_CDU_INT_MASK, 0); |
5454 | REG_WR(bp, DMAE_REG_DMAE_INT_MASK, 0); | |
34f80b04 EG |
5455 | /* REG_WR(bp, MISC_REG_MISC_INT_MASK, 0); */ |
5456 | REG_WR(bp, PBF_REG_PBF_INT_MASK, 0X18); /* bit 3,4 masked */ | |
a2fbb9ea ET |
5457 | } |
5458 | ||
34f80b04 | 5459 | |
81f75bbf EG |
5460 | static void bnx2x_reset_common(struct bnx2x *bp) |
5461 | { | |
5462 | /* reset_common */ | |
5463 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_CLEAR, | |
5464 | 0xd3ffff7f); | |
5465 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_CLEAR, 0x1403); | |
5466 | } | |
5467 | ||
34f80b04 | 5468 | static int bnx2x_init_common(struct bnx2x *bp) |
a2fbb9ea | 5469 | { |
a2fbb9ea | 5470 | u32 val, i; |
a2fbb9ea | 5471 | |
34f80b04 | 5472 | DP(BNX2X_MSG_MCP, "starting common init func %d\n", BP_FUNC(bp)); |
a2fbb9ea | 5473 | |
81f75bbf | 5474 | bnx2x_reset_common(bp); |
34f80b04 EG |
5475 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_SET, 0xffffffff); |
5476 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_SET, 0xfffc); | |
a2fbb9ea | 5477 | |
34f80b04 EG |
5478 | bnx2x_init_block(bp, MISC_COMMON_START, MISC_COMMON_END); |
5479 | if (CHIP_IS_E1H(bp)) | |
5480 | REG_WR(bp, MISC_REG_E1HMF_MODE, IS_E1HMF(bp)); | |
a2fbb9ea | 5481 | |
34f80b04 EG |
5482 | REG_WR(bp, MISC_REG_LCPLL_CTRL_REG_2, 0x100); |
5483 | msleep(30); | |
5484 | REG_WR(bp, MISC_REG_LCPLL_CTRL_REG_2, 0x0); | |
a2fbb9ea | 5485 | |
34f80b04 EG |
5486 | bnx2x_init_block(bp, PXP_COMMON_START, PXP_COMMON_END); |
5487 | if (CHIP_IS_E1(bp)) { | |
5488 | /* enable HW interrupt from PXP on USDM overflow | |
5489 | bit 16 on INT_MASK_0 */ | |
5490 | REG_WR(bp, PXP_REG_PXP_INT_MASK_0, 0); | |
5491 | } | |
a2fbb9ea | 5492 | |
34f80b04 EG |
5493 | bnx2x_init_block(bp, PXP2_COMMON_START, PXP2_COMMON_END); |
5494 | bnx2x_init_pxp(bp); | |
a2fbb9ea ET |
5495 | |
5496 | #ifdef __BIG_ENDIAN | |
34f80b04 EG |
5497 | REG_WR(bp, PXP2_REG_RQ_QM_ENDIAN_M, 1); |
5498 | REG_WR(bp, PXP2_REG_RQ_TM_ENDIAN_M, 1); | |
5499 | REG_WR(bp, PXP2_REG_RQ_SRC_ENDIAN_M, 1); | |
5500 | REG_WR(bp, PXP2_REG_RQ_CDU_ENDIAN_M, 1); | |
5501 | REG_WR(bp, PXP2_REG_RQ_DBG_ENDIAN_M, 1); | |
8badd27a EG |
5502 | /* make sure this value is 0 */ |
5503 | REG_WR(bp, PXP2_REG_RQ_HC_ENDIAN_M, 0); | |
34f80b04 EG |
5504 | |
5505 | /* REG_WR(bp, PXP2_REG_RD_PBF_SWAP_MODE, 1); */ | |
5506 | REG_WR(bp, PXP2_REG_RD_QM_SWAP_MODE, 1); | |
5507 | REG_WR(bp, PXP2_REG_RD_TM_SWAP_MODE, 1); | |
5508 | REG_WR(bp, PXP2_REG_RD_SRC_SWAP_MODE, 1); | |
5509 | REG_WR(bp, PXP2_REG_RD_CDURD_SWAP_MODE, 1); | |
a2fbb9ea ET |
5510 | #endif |
5511 | ||
34f80b04 | 5512 | REG_WR(bp, PXP2_REG_RQ_CDU_P_SIZE, 2); |
a2fbb9ea | 5513 | #ifdef BCM_ISCSI |
34f80b04 EG |
5514 | REG_WR(bp, PXP2_REG_RQ_TM_P_SIZE, 5); |
5515 | REG_WR(bp, PXP2_REG_RQ_QM_P_SIZE, 5); | |
5516 | REG_WR(bp, PXP2_REG_RQ_SRC_P_SIZE, 5); | |
a2fbb9ea ET |
5517 | #endif |
5518 | ||
34f80b04 EG |
5519 | if (CHIP_REV_IS_FPGA(bp) && CHIP_IS_E1H(bp)) |
5520 | REG_WR(bp, PXP2_REG_PGL_TAGS_LIMIT, 0x1); | |
a2fbb9ea | 5521 | |
34f80b04 EG |
5522 | /* let the HW do it's magic ... */ |
5523 | msleep(100); | |
5524 | /* finish PXP init */ | |
5525 | val = REG_RD(bp, PXP2_REG_RQ_CFG_DONE); | |
5526 | if (val != 1) { | |
5527 | BNX2X_ERR("PXP2 CFG failed\n"); | |
5528 | return -EBUSY; | |
5529 | } | |
5530 | val = REG_RD(bp, PXP2_REG_RD_INIT_DONE); | |
5531 | if (val != 1) { | |
5532 | BNX2X_ERR("PXP2 RD_INIT failed\n"); | |
5533 | return -EBUSY; | |
5534 | } | |
a2fbb9ea | 5535 | |
34f80b04 EG |
5536 | REG_WR(bp, PXP2_REG_RQ_DISABLE_INPUTS, 0); |
5537 | REG_WR(bp, PXP2_REG_RD_DISABLE_INPUTS, 0); | |
a2fbb9ea | 5538 | |
34f80b04 | 5539 | bnx2x_init_block(bp, DMAE_COMMON_START, DMAE_COMMON_END); |
a2fbb9ea | 5540 | |
34f80b04 EG |
5541 | /* clean the DMAE memory */ |
5542 | bp->dmae_ready = 1; | |
5543 | bnx2x_init_fill(bp, TSEM_REG_PRAM, 0, 8); | |
a2fbb9ea | 5544 | |
34f80b04 EG |
5545 | bnx2x_init_block(bp, TCM_COMMON_START, TCM_COMMON_END); |
5546 | bnx2x_init_block(bp, UCM_COMMON_START, UCM_COMMON_END); | |
5547 | bnx2x_init_block(bp, CCM_COMMON_START, CCM_COMMON_END); | |
5548 | bnx2x_init_block(bp, XCM_COMMON_START, XCM_COMMON_END); | |
a2fbb9ea | 5549 | |
34f80b04 EG |
5550 | bnx2x_read_dmae(bp, XSEM_REG_PASSIVE_BUFFER, 3); |
5551 | bnx2x_read_dmae(bp, CSEM_REG_PASSIVE_BUFFER, 3); | |
5552 | bnx2x_read_dmae(bp, TSEM_REG_PASSIVE_BUFFER, 3); | |
5553 | bnx2x_read_dmae(bp, USEM_REG_PASSIVE_BUFFER, 3); | |
5554 | ||
5555 | bnx2x_init_block(bp, QM_COMMON_START, QM_COMMON_END); | |
5556 | /* soft reset pulse */ | |
5557 | REG_WR(bp, QM_REG_SOFT_RESET, 1); | |
5558 | REG_WR(bp, QM_REG_SOFT_RESET, 0); | |
a2fbb9ea ET |
5559 | |
5560 | #ifdef BCM_ISCSI | |
34f80b04 | 5561 | bnx2x_init_block(bp, TIMERS_COMMON_START, TIMERS_COMMON_END); |
a2fbb9ea | 5562 | #endif |
a2fbb9ea | 5563 | |
34f80b04 EG |
5564 | bnx2x_init_block(bp, DQ_COMMON_START, DQ_COMMON_END); |
5565 | REG_WR(bp, DORQ_REG_DPM_CID_OFST, BCM_PAGE_SHIFT); | |
5566 | if (!CHIP_REV_IS_SLOW(bp)) { | |
5567 | /* enable hw interrupt from doorbell Q */ | |
5568 | REG_WR(bp, DORQ_REG_DORQ_INT_MASK, 0); | |
5569 | } | |
a2fbb9ea | 5570 | |
34f80b04 | 5571 | bnx2x_init_block(bp, BRB1_COMMON_START, BRB1_COMMON_END); |
34f80b04 | 5572 | bnx2x_init_block(bp, PRS_COMMON_START, PRS_COMMON_END); |
26c8fa4d | 5573 | REG_WR(bp, PRS_REG_A_PRSU_20, 0xf); |
3196a88a EG |
5574 | /* set NIC mode */ |
5575 | REG_WR(bp, PRS_REG_NIC_MODE, 1); | |
34f80b04 EG |
5576 | if (CHIP_IS_E1H(bp)) |
5577 | REG_WR(bp, PRS_REG_E1HOV_MODE, IS_E1HMF(bp)); | |
a2fbb9ea | 5578 | |
34f80b04 EG |
5579 | bnx2x_init_block(bp, TSDM_COMMON_START, TSDM_COMMON_END); |
5580 | bnx2x_init_block(bp, CSDM_COMMON_START, CSDM_COMMON_END); | |
5581 | bnx2x_init_block(bp, USDM_COMMON_START, USDM_COMMON_END); | |
5582 | bnx2x_init_block(bp, XSDM_COMMON_START, XSDM_COMMON_END); | |
a2fbb9ea | 5583 | |
34f80b04 EG |
5584 | if (CHIP_IS_E1H(bp)) { |
5585 | bnx2x_init_fill(bp, TSTORM_INTMEM_ADDR, 0, | |
5586 | STORM_INTMEM_SIZE_E1H/2); | |
5587 | bnx2x_init_fill(bp, | |
5588 | TSTORM_INTMEM_ADDR + STORM_INTMEM_SIZE_E1H/2, | |
5589 | 0, STORM_INTMEM_SIZE_E1H/2); | |
5590 | bnx2x_init_fill(bp, CSTORM_INTMEM_ADDR, 0, | |
5591 | STORM_INTMEM_SIZE_E1H/2); | |
5592 | bnx2x_init_fill(bp, | |
5593 | CSTORM_INTMEM_ADDR + STORM_INTMEM_SIZE_E1H/2, | |
5594 | 0, STORM_INTMEM_SIZE_E1H/2); | |
5595 | bnx2x_init_fill(bp, XSTORM_INTMEM_ADDR, 0, | |
5596 | STORM_INTMEM_SIZE_E1H/2); | |
5597 | bnx2x_init_fill(bp, | |
5598 | XSTORM_INTMEM_ADDR + STORM_INTMEM_SIZE_E1H/2, | |
5599 | 0, STORM_INTMEM_SIZE_E1H/2); | |
5600 | bnx2x_init_fill(bp, USTORM_INTMEM_ADDR, 0, | |
5601 | STORM_INTMEM_SIZE_E1H/2); | |
5602 | bnx2x_init_fill(bp, | |
5603 | USTORM_INTMEM_ADDR + STORM_INTMEM_SIZE_E1H/2, | |
5604 | 0, STORM_INTMEM_SIZE_E1H/2); | |
5605 | } else { /* E1 */ | |
ad8d3948 EG |
5606 | bnx2x_init_fill(bp, TSTORM_INTMEM_ADDR, 0, |
5607 | STORM_INTMEM_SIZE_E1); | |
5608 | bnx2x_init_fill(bp, CSTORM_INTMEM_ADDR, 0, | |
5609 | STORM_INTMEM_SIZE_E1); | |
5610 | bnx2x_init_fill(bp, XSTORM_INTMEM_ADDR, 0, | |
5611 | STORM_INTMEM_SIZE_E1); | |
5612 | bnx2x_init_fill(bp, USTORM_INTMEM_ADDR, 0, | |
5613 | STORM_INTMEM_SIZE_E1); | |
34f80b04 | 5614 | } |
a2fbb9ea | 5615 | |
34f80b04 EG |
5616 | bnx2x_init_block(bp, TSEM_COMMON_START, TSEM_COMMON_END); |
5617 | bnx2x_init_block(bp, USEM_COMMON_START, USEM_COMMON_END); | |
5618 | bnx2x_init_block(bp, CSEM_COMMON_START, CSEM_COMMON_END); | |
5619 | bnx2x_init_block(bp, XSEM_COMMON_START, XSEM_COMMON_END); | |
a2fbb9ea | 5620 | |
34f80b04 EG |
5621 | /* sync semi rtc */ |
5622 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_CLEAR, | |
5623 | 0x80000000); | |
5624 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_SET, | |
5625 | 0x80000000); | |
a2fbb9ea | 5626 | |
34f80b04 EG |
5627 | bnx2x_init_block(bp, UPB_COMMON_START, UPB_COMMON_END); |
5628 | bnx2x_init_block(bp, XPB_COMMON_START, XPB_COMMON_END); | |
5629 | bnx2x_init_block(bp, PBF_COMMON_START, PBF_COMMON_END); | |
a2fbb9ea | 5630 | |
34f80b04 EG |
5631 | REG_WR(bp, SRC_REG_SOFT_RST, 1); |
5632 | for (i = SRC_REG_KEYRSS0_0; i <= SRC_REG_KEYRSS1_9; i += 4) { | |
5633 | REG_WR(bp, i, 0xc0cac01a); | |
5634 | /* TODO: replace with something meaningful */ | |
5635 | } | |
8d9c5f34 | 5636 | bnx2x_init_block(bp, SRCH_COMMON_START, SRCH_COMMON_END); |
34f80b04 | 5637 | REG_WR(bp, SRC_REG_SOFT_RST, 0); |
a2fbb9ea | 5638 | |
34f80b04 EG |
5639 | if (sizeof(union cdu_context) != 1024) |
5640 | /* we currently assume that a context is 1024 bytes */ | |
5641 | printk(KERN_ALERT PFX "please adjust the size of" | |
5642 | " cdu_context(%ld)\n", (long)sizeof(union cdu_context)); | |
a2fbb9ea | 5643 | |
34f80b04 EG |
5644 | bnx2x_init_block(bp, CDU_COMMON_START, CDU_COMMON_END); |
5645 | val = (4 << 24) + (0 << 12) + 1024; | |
5646 | REG_WR(bp, CDU_REG_CDU_GLOBAL_PARAMS, val); | |
5647 | if (CHIP_IS_E1(bp)) { | |
5648 | /* !!! fix pxp client crdit until excel update */ | |
5649 | REG_WR(bp, CDU_REG_CDU_DEBUG, 0x264); | |
5650 | REG_WR(bp, CDU_REG_CDU_DEBUG, 0); | |
5651 | } | |
a2fbb9ea | 5652 | |
34f80b04 EG |
5653 | bnx2x_init_block(bp, CFC_COMMON_START, CFC_COMMON_END); |
5654 | REG_WR(bp, CFC_REG_INIT_REG, 0x7FF); | |
8d9c5f34 EG |
5655 | /* enable context validation interrupt from CFC */ |
5656 | REG_WR(bp, CFC_REG_CFC_INT_MASK, 0); | |
5657 | ||
5658 | /* set the thresholds to prevent CFC/CDU race */ | |
5659 | REG_WR(bp, CFC_REG_DEBUG0, 0x20020000); | |
a2fbb9ea | 5660 | |
34f80b04 EG |
5661 | bnx2x_init_block(bp, HC_COMMON_START, HC_COMMON_END); |
5662 | bnx2x_init_block(bp, MISC_AEU_COMMON_START, MISC_AEU_COMMON_END); | |
a2fbb9ea | 5663 | |
34f80b04 EG |
5664 | /* PXPCS COMMON comes here */ |
5665 | /* Reset PCIE errors for debug */ | |
5666 | REG_WR(bp, 0x2814, 0xffffffff); | |
5667 | REG_WR(bp, 0x3820, 0xffffffff); | |
a2fbb9ea | 5668 | |
34f80b04 EG |
5669 | /* EMAC0 COMMON comes here */ |
5670 | /* EMAC1 COMMON comes here */ | |
5671 | /* DBU COMMON comes here */ | |
5672 | /* DBG COMMON comes here */ | |
5673 | ||
5674 | bnx2x_init_block(bp, NIG_COMMON_START, NIG_COMMON_END); | |
5675 | if (CHIP_IS_E1H(bp)) { | |
5676 | REG_WR(bp, NIG_REG_LLH_MF_MODE, IS_E1HMF(bp)); | |
5677 | REG_WR(bp, NIG_REG_LLH_E1HOV_MODE, IS_E1HMF(bp)); | |
5678 | } | |
5679 | ||
5680 | if (CHIP_REV_IS_SLOW(bp)) | |
5681 | msleep(200); | |
5682 | ||
5683 | /* finish CFC init */ | |
5684 | val = reg_poll(bp, CFC_REG_LL_INIT_DONE, 1, 100, 10); | |
5685 | if (val != 1) { | |
5686 | BNX2X_ERR("CFC LL_INIT failed\n"); | |
5687 | return -EBUSY; | |
5688 | } | |
5689 | val = reg_poll(bp, CFC_REG_AC_INIT_DONE, 1, 100, 10); | |
5690 | if (val != 1) { | |
5691 | BNX2X_ERR("CFC AC_INIT failed\n"); | |
5692 | return -EBUSY; | |
5693 | } | |
5694 | val = reg_poll(bp, CFC_REG_CAM_INIT_DONE, 1, 100, 10); | |
5695 | if (val != 1) { | |
5696 | BNX2X_ERR("CFC CAM_INIT failed\n"); | |
5697 | return -EBUSY; | |
5698 | } | |
5699 | REG_WR(bp, CFC_REG_DEBUG0, 0); | |
f1410647 | 5700 | |
34f80b04 EG |
5701 | /* read NIG statistic |
5702 | to see if this is our first up since powerup */ | |
5703 | bnx2x_read_dmae(bp, NIG_REG_STAT2_BRB_OCTET, 2); | |
5704 | val = *bnx2x_sp(bp, wb_data[0]); | |
5705 | ||
5706 | /* do internal memory self test */ | |
5707 | if ((CHIP_IS_E1(bp)) && (val == 0) && bnx2x_int_mem_test(bp)) { | |
5708 | BNX2X_ERR("internal mem self test failed\n"); | |
5709 | return -EBUSY; | |
5710 | } | |
5711 | ||
35b19ba5 | 5712 | switch (XGXS_EXT_PHY_TYPE(bp->link_params.ext_phy_config)) { |
46c6a674 EG |
5713 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8072: |
5714 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073: | |
5715 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726: | |
5716 | bp->port.need_hw_lock = 1; | |
5717 | break; | |
5718 | ||
35b19ba5 | 5719 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101: |
34f80b04 EG |
5720 | /* Fan failure is indicated by SPIO 5 */ |
5721 | bnx2x_set_spio(bp, MISC_REGISTERS_SPIO_5, | |
5722 | MISC_REGISTERS_SPIO_INPUT_HI_Z); | |
5723 | ||
5724 | /* set to active low mode */ | |
5725 | val = REG_RD(bp, MISC_REG_SPIO_INT); | |
5726 | val |= ((1 << MISC_REGISTERS_SPIO_5) << | |
f1410647 | 5727 | MISC_REGISTERS_SPIO_INT_OLD_SET_POS); |
34f80b04 | 5728 | REG_WR(bp, MISC_REG_SPIO_INT, val); |
f1410647 | 5729 | |
34f80b04 EG |
5730 | /* enable interrupt to signal the IGU */ |
5731 | val = REG_RD(bp, MISC_REG_SPIO_EVENT_EN); | |
5732 | val |= (1 << MISC_REGISTERS_SPIO_5); | |
5733 | REG_WR(bp, MISC_REG_SPIO_EVENT_EN, val); | |
5734 | break; | |
f1410647 | 5735 | |
34f80b04 EG |
5736 | default: |
5737 | break; | |
5738 | } | |
f1410647 | 5739 | |
34f80b04 EG |
5740 | /* clear PXP2 attentions */ |
5741 | REG_RD(bp, PXP2_REG_PXP2_INT_STS_CLR_0); | |
a2fbb9ea | 5742 | |
34f80b04 | 5743 | enable_blocks_attention(bp); |
a2fbb9ea | 5744 | |
6bbca910 YR |
5745 | if (!BP_NOMCP(bp)) { |
5746 | bnx2x_acquire_phy_lock(bp); | |
5747 | bnx2x_common_init_phy(bp, bp->common.shmem_base); | |
5748 | bnx2x_release_phy_lock(bp); | |
5749 | } else | |
5750 | BNX2X_ERR("Bootcode is missing - can not initialize link\n"); | |
5751 | ||
34f80b04 EG |
5752 | return 0; |
5753 | } | |
a2fbb9ea | 5754 | |
34f80b04 EG |
5755 | static int bnx2x_init_port(struct bnx2x *bp) |
5756 | { | |
5757 | int port = BP_PORT(bp); | |
1c06328c | 5758 | u32 low, high; |
34f80b04 | 5759 | u32 val; |
a2fbb9ea | 5760 | |
34f80b04 EG |
5761 | DP(BNX2X_MSG_MCP, "starting port init port %x\n", port); |
5762 | ||
5763 | REG_WR(bp, NIG_REG_MASK_INTERRUPT_PORT0 + port*4, 0); | |
a2fbb9ea ET |
5764 | |
5765 | /* Port PXP comes here */ | |
5766 | /* Port PXP2 comes here */ | |
a2fbb9ea ET |
5767 | #ifdef BCM_ISCSI |
5768 | /* Port0 1 | |
5769 | * Port1 385 */ | |
5770 | i++; | |
5771 | wb_write[0] = ONCHIP_ADDR1(bp->timers_mapping); | |
5772 | wb_write[1] = ONCHIP_ADDR2(bp->timers_mapping); | |
5773 | REG_WR_DMAE(bp, PXP2_REG_RQ_ONCHIP_AT + i*8, wb_write, 2); | |
5774 | REG_WR(bp, PXP2_REG_PSWRQ_TM0_L2P + func*4, PXP_ONE_ILT(i)); | |
5775 | ||
5776 | /* Port0 2 | |
5777 | * Port1 386 */ | |
5778 | i++; | |
5779 | wb_write[0] = ONCHIP_ADDR1(bp->qm_mapping); | |
5780 | wb_write[1] = ONCHIP_ADDR2(bp->qm_mapping); | |
5781 | REG_WR_DMAE(bp, PXP2_REG_RQ_ONCHIP_AT + i*8, wb_write, 2); | |
5782 | REG_WR(bp, PXP2_REG_PSWRQ_QM0_L2P + func*4, PXP_ONE_ILT(i)); | |
5783 | ||
5784 | /* Port0 3 | |
5785 | * Port1 387 */ | |
5786 | i++; | |
5787 | wb_write[0] = ONCHIP_ADDR1(bp->t1_mapping); | |
5788 | wb_write[1] = ONCHIP_ADDR2(bp->t1_mapping); | |
5789 | REG_WR_DMAE(bp, PXP2_REG_RQ_ONCHIP_AT + i*8, wb_write, 2); | |
5790 | REG_WR(bp, PXP2_REG_PSWRQ_SRC0_L2P + func*4, PXP_ONE_ILT(i)); | |
5791 | #endif | |
34f80b04 | 5792 | /* Port CMs come here */ |
8d9c5f34 EG |
5793 | bnx2x_init_block(bp, (port ? XCM_PORT1_START : XCM_PORT0_START), |
5794 | (port ? XCM_PORT1_END : XCM_PORT0_END)); | |
a2fbb9ea ET |
5795 | |
5796 | /* Port QM comes here */ | |
a2fbb9ea ET |
5797 | #ifdef BCM_ISCSI |
5798 | REG_WR(bp, TM_REG_LIN0_SCAN_TIME + func*4, 1024/64*20); | |
5799 | REG_WR(bp, TM_REG_LIN0_MAX_ACTIVE_CID + func*4, 31); | |
5800 | ||
5801 | bnx2x_init_block(bp, func ? TIMERS_PORT1_START : TIMERS_PORT0_START, | |
5802 | func ? TIMERS_PORT1_END : TIMERS_PORT0_END); | |
5803 | #endif | |
5804 | /* Port DQ comes here */ | |
1c06328c EG |
5805 | |
5806 | bnx2x_init_block(bp, (port ? BRB1_PORT1_START : BRB1_PORT0_START), | |
5807 | (port ? BRB1_PORT1_END : BRB1_PORT0_END)); | |
5808 | if (CHIP_REV_IS_SLOW(bp) && !CHIP_IS_E1H(bp)) { | |
5809 | /* no pause for emulation and FPGA */ | |
5810 | low = 0; | |
5811 | high = 513; | |
5812 | } else { | |
5813 | if (IS_E1HMF(bp)) | |
5814 | low = ((bp->flags & ONE_PORT_FLAG) ? 160 : 246); | |
5815 | else if (bp->dev->mtu > 4096) { | |
5816 | if (bp->flags & ONE_PORT_FLAG) | |
5817 | low = 160; | |
5818 | else { | |
5819 | val = bp->dev->mtu; | |
5820 | /* (24*1024 + val*4)/256 */ | |
5821 | low = 96 + (val/64) + ((val % 64) ? 1 : 0); | |
5822 | } | |
5823 | } else | |
5824 | low = ((bp->flags & ONE_PORT_FLAG) ? 80 : 160); | |
5825 | high = low + 56; /* 14*1024/256 */ | |
5826 | } | |
5827 | REG_WR(bp, BRB1_REG_PAUSE_LOW_THRESHOLD_0 + port*4, low); | |
5828 | REG_WR(bp, BRB1_REG_PAUSE_HIGH_THRESHOLD_0 + port*4, high); | |
5829 | ||
5830 | ||
ad8d3948 | 5831 | /* Port PRS comes here */ |
a2fbb9ea ET |
5832 | /* Port TSDM comes here */ |
5833 | /* Port CSDM comes here */ | |
5834 | /* Port USDM comes here */ | |
5835 | /* Port XSDM comes here */ | |
34f80b04 EG |
5836 | bnx2x_init_block(bp, port ? TSEM_PORT1_START : TSEM_PORT0_START, |
5837 | port ? TSEM_PORT1_END : TSEM_PORT0_END); | |
5838 | bnx2x_init_block(bp, port ? USEM_PORT1_START : USEM_PORT0_START, | |
5839 | port ? USEM_PORT1_END : USEM_PORT0_END); | |
5840 | bnx2x_init_block(bp, port ? CSEM_PORT1_START : CSEM_PORT0_START, | |
5841 | port ? CSEM_PORT1_END : CSEM_PORT0_END); | |
5842 | bnx2x_init_block(bp, port ? XSEM_PORT1_START : XSEM_PORT0_START, | |
5843 | port ? XSEM_PORT1_END : XSEM_PORT0_END); | |
a2fbb9ea | 5844 | /* Port UPB comes here */ |
34f80b04 EG |
5845 | /* Port XPB comes here */ |
5846 | ||
5847 | bnx2x_init_block(bp, port ? PBF_PORT1_START : PBF_PORT0_START, | |
5848 | port ? PBF_PORT1_END : PBF_PORT0_END); | |
a2fbb9ea ET |
5849 | |
5850 | /* configure PBF to work without PAUSE mtu 9000 */ | |
34f80b04 | 5851 | REG_WR(bp, PBF_REG_P0_PAUSE_ENABLE + port*4, 0); |
a2fbb9ea ET |
5852 | |
5853 | /* update threshold */ | |
34f80b04 | 5854 | REG_WR(bp, PBF_REG_P0_ARB_THRSH + port*4, (9040/16)); |
a2fbb9ea | 5855 | /* update init credit */ |
34f80b04 | 5856 | REG_WR(bp, PBF_REG_P0_INIT_CRD + port*4, (9040/16) + 553 - 22); |
a2fbb9ea ET |
5857 | |
5858 | /* probe changes */ | |
34f80b04 | 5859 | REG_WR(bp, PBF_REG_INIT_P0 + port*4, 1); |
a2fbb9ea | 5860 | msleep(5); |
34f80b04 | 5861 | REG_WR(bp, PBF_REG_INIT_P0 + port*4, 0); |
a2fbb9ea ET |
5862 | |
5863 | #ifdef BCM_ISCSI | |
5864 | /* tell the searcher where the T2 table is */ | |
5865 | REG_WR(bp, SRC_REG_COUNTFREE0 + func*4, 16*1024/64); | |
5866 | ||
5867 | wb_write[0] = U64_LO(bp->t2_mapping); | |
5868 | wb_write[1] = U64_HI(bp->t2_mapping); | |
5869 | REG_WR_DMAE(bp, SRC_REG_FIRSTFREE0 + func*4, wb_write, 2); | |
5870 | wb_write[0] = U64_LO((u64)bp->t2_mapping + 16*1024 - 64); | |
5871 | wb_write[1] = U64_HI((u64)bp->t2_mapping + 16*1024 - 64); | |
5872 | REG_WR_DMAE(bp, SRC_REG_LASTFREE0 + func*4, wb_write, 2); | |
5873 | ||
5874 | REG_WR(bp, SRC_REG_NUMBER_HASH_BITS0 + func*4, 10); | |
5875 | /* Port SRCH comes here */ | |
5876 | #endif | |
5877 | /* Port CDU comes here */ | |
5878 | /* Port CFC comes here */ | |
34f80b04 EG |
5879 | |
5880 | if (CHIP_IS_E1(bp)) { | |
5881 | REG_WR(bp, HC_REG_LEADING_EDGE_0 + port*8, 0); | |
5882 | REG_WR(bp, HC_REG_TRAILING_EDGE_0 + port*8, 0); | |
5883 | } | |
5884 | bnx2x_init_block(bp, port ? HC_PORT1_START : HC_PORT0_START, | |
5885 | port ? HC_PORT1_END : HC_PORT0_END); | |
5886 | ||
5887 | bnx2x_init_block(bp, port ? MISC_AEU_PORT1_START : | |
a2fbb9ea | 5888 | MISC_AEU_PORT0_START, |
34f80b04 EG |
5889 | port ? MISC_AEU_PORT1_END : MISC_AEU_PORT0_END); |
5890 | /* init aeu_mask_attn_func_0/1: | |
5891 | * - SF mode: bits 3-7 are masked. only bits 0-2 are in use | |
5892 | * - MF mode: bit 3 is masked. bits 0-2 are in use as in SF | |
5893 | * bits 4-7 are used for "per vn group attention" */ | |
5894 | REG_WR(bp, MISC_REG_AEU_MASK_ATTN_FUNC_0 + port*4, | |
5895 | (IS_E1HMF(bp) ? 0xF7 : 0x7)); | |
5896 | ||
a2fbb9ea ET |
5897 | /* Port PXPCS comes here */ |
5898 | /* Port EMAC0 comes here */ | |
5899 | /* Port EMAC1 comes here */ | |
5900 | /* Port DBU comes here */ | |
5901 | /* Port DBG comes here */ | |
34f80b04 EG |
5902 | bnx2x_init_block(bp, port ? NIG_PORT1_START : NIG_PORT0_START, |
5903 | port ? NIG_PORT1_END : NIG_PORT0_END); | |
5904 | ||
5905 | REG_WR(bp, NIG_REG_XGXS_SERDES0_MODE_SEL + port*4, 1); | |
5906 | ||
5907 | if (CHIP_IS_E1H(bp)) { | |
34f80b04 EG |
5908 | /* 0x2 disable e1hov, 0x1 enable */ |
5909 | REG_WR(bp, NIG_REG_LLH0_BRB1_DRV_MASK_MF + port*4, | |
5910 | (IS_E1HMF(bp) ? 0x1 : 0x2)); | |
5911 | ||
1c06328c EG |
5912 | /* support pause requests from USDM, TSDM and BRB */ |
5913 | REG_WR(bp, NIG_REG_LLFC_EGRESS_SRC_ENABLE_0 + port*4, 0x7); | |
5914 | ||
5915 | { | |
5916 | REG_WR(bp, NIG_REG_LLFC_ENABLE_0 + port*4, 0); | |
5917 | REG_WR(bp, NIG_REG_LLFC_OUT_EN_0 + port*4, 0); | |
5918 | REG_WR(bp, NIG_REG_PAUSE_ENABLE_0 + port*4, 1); | |
5919 | } | |
34f80b04 EG |
5920 | } |
5921 | ||
a2fbb9ea ET |
5922 | /* Port MCP comes here */ |
5923 | /* Port DMAE comes here */ | |
5924 | ||
35b19ba5 | 5925 | switch (XGXS_EXT_PHY_TYPE(bp->link_params.ext_phy_config)) { |
589abe3a EG |
5926 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726: |
5927 | { | |
5928 | u32 swap_val, swap_override, aeu_gpio_mask, offset; | |
5929 | ||
5930 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_3, | |
5931 | MISC_REGISTERS_GPIO_INPUT_HI_Z, port); | |
5932 | ||
5933 | /* The GPIO should be swapped if the swap register is | |
5934 | set and active */ | |
5935 | swap_val = REG_RD(bp, NIG_REG_PORT_SWAP); | |
5936 | swap_override = REG_RD(bp, NIG_REG_STRAP_OVERRIDE); | |
5937 | ||
5938 | /* Select function upon port-swap configuration */ | |
5939 | if (port == 0) { | |
5940 | offset = MISC_REG_AEU_ENABLE1_FUNC_0_OUT_0; | |
5941 | aeu_gpio_mask = (swap_val && swap_override) ? | |
5942 | AEU_INPUTS_ATTN_BITS_GPIO3_FUNCTION_1 : | |
5943 | AEU_INPUTS_ATTN_BITS_GPIO3_FUNCTION_0; | |
5944 | } else { | |
5945 | offset = MISC_REG_AEU_ENABLE1_FUNC_1_OUT_0; | |
5946 | aeu_gpio_mask = (swap_val && swap_override) ? | |
5947 | AEU_INPUTS_ATTN_BITS_GPIO3_FUNCTION_0 : | |
5948 | AEU_INPUTS_ATTN_BITS_GPIO3_FUNCTION_1; | |
5949 | } | |
5950 | val = REG_RD(bp, offset); | |
5951 | /* add GPIO3 to group */ | |
5952 | val |= aeu_gpio_mask; | |
5953 | REG_WR(bp, offset, val); | |
5954 | } | |
5955 | break; | |
5956 | ||
35b19ba5 | 5957 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101: |
f1410647 ET |
5958 | /* add SPIO 5 to group 0 */ |
5959 | val = REG_RD(bp, MISC_REG_AEU_ENABLE1_FUNC_0_OUT_0); | |
5960 | val |= AEU_INPUTS_ATTN_BITS_SPIO5; | |
5961 | REG_WR(bp, MISC_REG_AEU_ENABLE1_FUNC_0_OUT_0, val); | |
5962 | break; | |
5963 | ||
5964 | default: | |
5965 | break; | |
5966 | } | |
5967 | ||
c18487ee | 5968 | bnx2x__link_reset(bp); |
a2fbb9ea | 5969 | |
34f80b04 EG |
5970 | return 0; |
5971 | } | |
5972 | ||
5973 | #define ILT_PER_FUNC (768/2) | |
5974 | #define FUNC_ILT_BASE(func) (func * ILT_PER_FUNC) | |
5975 | /* the phys address is shifted right 12 bits and has an added | |
5976 | 1=valid bit added to the 53rd bit | |
5977 | then since this is a wide register(TM) | |
5978 | we split it into two 32 bit writes | |
5979 | */ | |
5980 | #define ONCHIP_ADDR1(x) ((u32)(((u64)x >> 12) & 0xFFFFFFFF)) | |
5981 | #define ONCHIP_ADDR2(x) ((u32)((1 << 20) | ((u64)x >> 44))) | |
5982 | #define PXP_ONE_ILT(x) (((x) << 10) | x) | |
5983 | #define PXP_ILT_RANGE(f, l) (((l) << 10) | f) | |
5984 | ||
5985 | #define CNIC_ILT_LINES 0 | |
5986 | ||
5987 | static void bnx2x_ilt_wr(struct bnx2x *bp, u32 index, dma_addr_t addr) | |
5988 | { | |
5989 | int reg; | |
5990 | ||
5991 | if (CHIP_IS_E1H(bp)) | |
5992 | reg = PXP2_REG_RQ_ONCHIP_AT_B0 + index*8; | |
5993 | else /* E1 */ | |
5994 | reg = PXP2_REG_RQ_ONCHIP_AT + index*8; | |
5995 | ||
5996 | bnx2x_wb_wr(bp, reg, ONCHIP_ADDR1(addr), ONCHIP_ADDR2(addr)); | |
5997 | } | |
5998 | ||
5999 | static int bnx2x_init_func(struct bnx2x *bp) | |
6000 | { | |
6001 | int port = BP_PORT(bp); | |
6002 | int func = BP_FUNC(bp); | |
8badd27a | 6003 | u32 addr, val; |
34f80b04 EG |
6004 | int i; |
6005 | ||
6006 | DP(BNX2X_MSG_MCP, "starting func init func %x\n", func); | |
6007 | ||
8badd27a EG |
6008 | /* set MSI reconfigure capability */ |
6009 | addr = (port ? HC_REG_CONFIG_1 : HC_REG_CONFIG_0); | |
6010 | val = REG_RD(bp, addr); | |
6011 | val |= HC_CONFIG_0_REG_MSI_ATTN_EN_0; | |
6012 | REG_WR(bp, addr, val); | |
6013 | ||
34f80b04 EG |
6014 | i = FUNC_ILT_BASE(func); |
6015 | ||
6016 | bnx2x_ilt_wr(bp, i, bnx2x_sp_mapping(bp, context)); | |
6017 | if (CHIP_IS_E1H(bp)) { | |
6018 | REG_WR(bp, PXP2_REG_RQ_CDU_FIRST_ILT, i); | |
6019 | REG_WR(bp, PXP2_REG_RQ_CDU_LAST_ILT, i + CNIC_ILT_LINES); | |
6020 | } else /* E1 */ | |
6021 | REG_WR(bp, PXP2_REG_PSWRQ_CDU0_L2P + func*4, | |
6022 | PXP_ILT_RANGE(i, i + CNIC_ILT_LINES)); | |
6023 | ||
6024 | ||
6025 | if (CHIP_IS_E1H(bp)) { | |
6026 | for (i = 0; i < 9; i++) | |
6027 | bnx2x_init_block(bp, | |
6028 | cm_start[func][i], cm_end[func][i]); | |
6029 | ||
6030 | REG_WR(bp, NIG_REG_LLH0_FUNC_EN + port*8, 1); | |
6031 | REG_WR(bp, NIG_REG_LLH0_FUNC_VLAN_ID + port*8, bp->e1hov); | |
6032 | } | |
6033 | ||
6034 | /* HC init per function */ | |
6035 | if (CHIP_IS_E1H(bp)) { | |
6036 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_12 + func*4, 0); | |
6037 | ||
6038 | REG_WR(bp, HC_REG_LEADING_EDGE_0 + port*8, 0); | |
6039 | REG_WR(bp, HC_REG_TRAILING_EDGE_0 + port*8, 0); | |
6040 | } | |
6041 | bnx2x_init_block(bp, hc_limits[func][0], hc_limits[func][1]); | |
6042 | ||
c14423fe | 6043 | /* Reset PCIE errors for debug */ |
a2fbb9ea ET |
6044 | REG_WR(bp, 0x2114, 0xffffffff); |
6045 | REG_WR(bp, 0x2120, 0xffffffff); | |
a2fbb9ea | 6046 | |
34f80b04 EG |
6047 | return 0; |
6048 | } | |
6049 | ||
6050 | static int bnx2x_init_hw(struct bnx2x *bp, u32 load_code) | |
6051 | { | |
6052 | int i, rc = 0; | |
a2fbb9ea | 6053 | |
34f80b04 EG |
6054 | DP(BNX2X_MSG_MCP, "function %d load_code %x\n", |
6055 | BP_FUNC(bp), load_code); | |
a2fbb9ea | 6056 | |
34f80b04 EG |
6057 | bp->dmae_ready = 0; |
6058 | mutex_init(&bp->dmae_mutex); | |
6059 | bnx2x_gunzip_init(bp); | |
a2fbb9ea | 6060 | |
34f80b04 EG |
6061 | switch (load_code) { |
6062 | case FW_MSG_CODE_DRV_LOAD_COMMON: | |
6063 | rc = bnx2x_init_common(bp); | |
6064 | if (rc) | |
6065 | goto init_hw_err; | |
6066 | /* no break */ | |
6067 | ||
6068 | case FW_MSG_CODE_DRV_LOAD_PORT: | |
6069 | bp->dmae_ready = 1; | |
6070 | rc = bnx2x_init_port(bp); | |
6071 | if (rc) | |
6072 | goto init_hw_err; | |
6073 | /* no break */ | |
6074 | ||
6075 | case FW_MSG_CODE_DRV_LOAD_FUNCTION: | |
6076 | bp->dmae_ready = 1; | |
6077 | rc = bnx2x_init_func(bp); | |
6078 | if (rc) | |
6079 | goto init_hw_err; | |
6080 | break; | |
6081 | ||
6082 | default: | |
6083 | BNX2X_ERR("Unknown load_code (0x%x) from MCP\n", load_code); | |
6084 | break; | |
6085 | } | |
6086 | ||
6087 | if (!BP_NOMCP(bp)) { | |
6088 | int func = BP_FUNC(bp); | |
a2fbb9ea ET |
6089 | |
6090 | bp->fw_drv_pulse_wr_seq = | |
34f80b04 | 6091 | (SHMEM_RD(bp, func_mb[func].drv_pulse_mb) & |
a2fbb9ea | 6092 | DRV_PULSE_SEQ_MASK); |
34f80b04 EG |
6093 | bp->func_stx = SHMEM_RD(bp, func_mb[func].fw_mb_param); |
6094 | DP(BNX2X_MSG_MCP, "drv_pulse 0x%x func_stx 0x%x\n", | |
6095 | bp->fw_drv_pulse_wr_seq, bp->func_stx); | |
6096 | } else | |
6097 | bp->func_stx = 0; | |
a2fbb9ea | 6098 | |
34f80b04 EG |
6099 | /* this needs to be done before gunzip end */ |
6100 | bnx2x_zero_def_sb(bp); | |
6101 | for_each_queue(bp, i) | |
6102 | bnx2x_zero_sb(bp, BP_L_ID(bp) + i); | |
6103 | ||
6104 | init_hw_err: | |
6105 | bnx2x_gunzip_end(bp); | |
6106 | ||
6107 | return rc; | |
a2fbb9ea ET |
6108 | } |
6109 | ||
c14423fe | 6110 | /* send the MCP a request, block until there is a reply */ |
a2fbb9ea ET |
6111 | static u32 bnx2x_fw_command(struct bnx2x *bp, u32 command) |
6112 | { | |
34f80b04 | 6113 | int func = BP_FUNC(bp); |
f1410647 ET |
6114 | u32 seq = ++bp->fw_seq; |
6115 | u32 rc = 0; | |
19680c48 EG |
6116 | u32 cnt = 1; |
6117 | u8 delay = CHIP_REV_IS_SLOW(bp) ? 100 : 10; | |
a2fbb9ea | 6118 | |
34f80b04 | 6119 | SHMEM_WR(bp, func_mb[func].drv_mb_header, (command | seq)); |
f1410647 | 6120 | DP(BNX2X_MSG_MCP, "wrote command (%x) to FW MB\n", (command | seq)); |
a2fbb9ea | 6121 | |
19680c48 EG |
6122 | do { |
6123 | /* let the FW do it's magic ... */ | |
6124 | msleep(delay); | |
a2fbb9ea | 6125 | |
19680c48 | 6126 | rc = SHMEM_RD(bp, func_mb[func].fw_mb_header); |
a2fbb9ea | 6127 | |
19680c48 EG |
6128 | /* Give the FW up to 2 second (200*10ms) */ |
6129 | } while ((seq != (rc & FW_MSG_SEQ_NUMBER_MASK)) && (cnt++ < 200)); | |
6130 | ||
6131 | DP(BNX2X_MSG_MCP, "[after %d ms] read (%x) seq is (%x) from FW MB\n", | |
6132 | cnt*delay, rc, seq); | |
a2fbb9ea ET |
6133 | |
6134 | /* is this a reply to our command? */ | |
6135 | if (seq == (rc & FW_MSG_SEQ_NUMBER_MASK)) { | |
6136 | rc &= FW_MSG_CODE_MASK; | |
f1410647 | 6137 | |
a2fbb9ea ET |
6138 | } else { |
6139 | /* FW BUG! */ | |
6140 | BNX2X_ERR("FW failed to respond!\n"); | |
6141 | bnx2x_fw_dump(bp); | |
6142 | rc = 0; | |
6143 | } | |
f1410647 | 6144 | |
a2fbb9ea ET |
6145 | return rc; |
6146 | } | |
6147 | ||
6148 | static void bnx2x_free_mem(struct bnx2x *bp) | |
6149 | { | |
6150 | ||
6151 | #define BNX2X_PCI_FREE(x, y, size) \ | |
6152 | do { \ | |
6153 | if (x) { \ | |
6154 | pci_free_consistent(bp->pdev, size, x, y); \ | |
6155 | x = NULL; \ | |
6156 | y = 0; \ | |
6157 | } \ | |
6158 | } while (0) | |
6159 | ||
6160 | #define BNX2X_FREE(x) \ | |
6161 | do { \ | |
6162 | if (x) { \ | |
6163 | vfree(x); \ | |
6164 | x = NULL; \ | |
6165 | } \ | |
6166 | } while (0) | |
6167 | ||
6168 | int i; | |
6169 | ||
6170 | /* fastpath */ | |
555f6c78 | 6171 | /* Common */ |
a2fbb9ea ET |
6172 | for_each_queue(bp, i) { |
6173 | ||
555f6c78 | 6174 | /* status blocks */ |
a2fbb9ea ET |
6175 | BNX2X_PCI_FREE(bnx2x_fp(bp, i, status_blk), |
6176 | bnx2x_fp(bp, i, status_blk_mapping), | |
6177 | sizeof(struct host_status_block) + | |
6178 | sizeof(struct eth_tx_db_data)); | |
555f6c78 EG |
6179 | } |
6180 | /* Rx */ | |
6181 | for_each_rx_queue(bp, i) { | |
a2fbb9ea | 6182 | |
555f6c78 | 6183 | /* fastpath rx rings: rx_buf rx_desc rx_comp */ |
a2fbb9ea ET |
6184 | BNX2X_FREE(bnx2x_fp(bp, i, rx_buf_ring)); |
6185 | BNX2X_PCI_FREE(bnx2x_fp(bp, i, rx_desc_ring), | |
6186 | bnx2x_fp(bp, i, rx_desc_mapping), | |
6187 | sizeof(struct eth_rx_bd) * NUM_RX_BD); | |
6188 | ||
6189 | BNX2X_PCI_FREE(bnx2x_fp(bp, i, rx_comp_ring), | |
6190 | bnx2x_fp(bp, i, rx_comp_mapping), | |
6191 | sizeof(struct eth_fast_path_rx_cqe) * | |
6192 | NUM_RCQ_BD); | |
a2fbb9ea | 6193 | |
7a9b2557 | 6194 | /* SGE ring */ |
32626230 | 6195 | BNX2X_FREE(bnx2x_fp(bp, i, rx_page_ring)); |
7a9b2557 VZ |
6196 | BNX2X_PCI_FREE(bnx2x_fp(bp, i, rx_sge_ring), |
6197 | bnx2x_fp(bp, i, rx_sge_mapping), | |
6198 | BCM_PAGE_SIZE * NUM_RX_SGE_PAGES); | |
6199 | } | |
555f6c78 EG |
6200 | /* Tx */ |
6201 | for_each_tx_queue(bp, i) { | |
6202 | ||
6203 | /* fastpath tx rings: tx_buf tx_desc */ | |
6204 | BNX2X_FREE(bnx2x_fp(bp, i, tx_buf_ring)); | |
6205 | BNX2X_PCI_FREE(bnx2x_fp(bp, i, tx_desc_ring), | |
6206 | bnx2x_fp(bp, i, tx_desc_mapping), | |
6207 | sizeof(struct eth_tx_bd) * NUM_TX_BD); | |
6208 | } | |
a2fbb9ea ET |
6209 | /* end of fastpath */ |
6210 | ||
6211 | BNX2X_PCI_FREE(bp->def_status_blk, bp->def_status_blk_mapping, | |
34f80b04 | 6212 | sizeof(struct host_def_status_block)); |
a2fbb9ea ET |
6213 | |
6214 | BNX2X_PCI_FREE(bp->slowpath, bp->slowpath_mapping, | |
34f80b04 | 6215 | sizeof(struct bnx2x_slowpath)); |
a2fbb9ea ET |
6216 | |
6217 | #ifdef BCM_ISCSI | |
6218 | BNX2X_PCI_FREE(bp->t1, bp->t1_mapping, 64*1024); | |
6219 | BNX2X_PCI_FREE(bp->t2, bp->t2_mapping, 16*1024); | |
6220 | BNX2X_PCI_FREE(bp->timers, bp->timers_mapping, 8*1024); | |
6221 | BNX2X_PCI_FREE(bp->qm, bp->qm_mapping, 128*1024); | |
6222 | #endif | |
7a9b2557 | 6223 | BNX2X_PCI_FREE(bp->spq, bp->spq_mapping, BCM_PAGE_SIZE); |
a2fbb9ea ET |
6224 | |
6225 | #undef BNX2X_PCI_FREE | |
6226 | #undef BNX2X_KFREE | |
6227 | } | |
6228 | ||
6229 | static int bnx2x_alloc_mem(struct bnx2x *bp) | |
6230 | { | |
6231 | ||
6232 | #define BNX2X_PCI_ALLOC(x, y, size) \ | |
6233 | do { \ | |
6234 | x = pci_alloc_consistent(bp->pdev, size, y); \ | |
6235 | if (x == NULL) \ | |
6236 | goto alloc_mem_err; \ | |
6237 | memset(x, 0, size); \ | |
6238 | } while (0) | |
6239 | ||
6240 | #define BNX2X_ALLOC(x, size) \ | |
6241 | do { \ | |
6242 | x = vmalloc(size); \ | |
6243 | if (x == NULL) \ | |
6244 | goto alloc_mem_err; \ | |
6245 | memset(x, 0, size); \ | |
6246 | } while (0) | |
6247 | ||
6248 | int i; | |
6249 | ||
6250 | /* fastpath */ | |
555f6c78 | 6251 | /* Common */ |
a2fbb9ea ET |
6252 | for_each_queue(bp, i) { |
6253 | bnx2x_fp(bp, i, bp) = bp; | |
6254 | ||
555f6c78 | 6255 | /* status blocks */ |
a2fbb9ea ET |
6256 | BNX2X_PCI_ALLOC(bnx2x_fp(bp, i, status_blk), |
6257 | &bnx2x_fp(bp, i, status_blk_mapping), | |
6258 | sizeof(struct host_status_block) + | |
6259 | sizeof(struct eth_tx_db_data)); | |
555f6c78 EG |
6260 | } |
6261 | /* Rx */ | |
6262 | for_each_rx_queue(bp, i) { | |
a2fbb9ea | 6263 | |
555f6c78 | 6264 | /* fastpath rx rings: rx_buf rx_desc rx_comp */ |
a2fbb9ea ET |
6265 | BNX2X_ALLOC(bnx2x_fp(bp, i, rx_buf_ring), |
6266 | sizeof(struct sw_rx_bd) * NUM_RX_BD); | |
6267 | BNX2X_PCI_ALLOC(bnx2x_fp(bp, i, rx_desc_ring), | |
6268 | &bnx2x_fp(bp, i, rx_desc_mapping), | |
6269 | sizeof(struct eth_rx_bd) * NUM_RX_BD); | |
6270 | ||
6271 | BNX2X_PCI_ALLOC(bnx2x_fp(bp, i, rx_comp_ring), | |
6272 | &bnx2x_fp(bp, i, rx_comp_mapping), | |
6273 | sizeof(struct eth_fast_path_rx_cqe) * | |
6274 | NUM_RCQ_BD); | |
6275 | ||
7a9b2557 VZ |
6276 | /* SGE ring */ |
6277 | BNX2X_ALLOC(bnx2x_fp(bp, i, rx_page_ring), | |
6278 | sizeof(struct sw_rx_page) * NUM_RX_SGE); | |
6279 | BNX2X_PCI_ALLOC(bnx2x_fp(bp, i, rx_sge_ring), | |
6280 | &bnx2x_fp(bp, i, rx_sge_mapping), | |
6281 | BCM_PAGE_SIZE * NUM_RX_SGE_PAGES); | |
a2fbb9ea | 6282 | } |
555f6c78 EG |
6283 | /* Tx */ |
6284 | for_each_tx_queue(bp, i) { | |
6285 | ||
6286 | bnx2x_fp(bp, i, hw_tx_prods) = | |
6287 | (void *)(bnx2x_fp(bp, i, status_blk) + 1); | |
6288 | ||
6289 | bnx2x_fp(bp, i, tx_prods_mapping) = | |
6290 | bnx2x_fp(bp, i, status_blk_mapping) + | |
6291 | sizeof(struct host_status_block); | |
6292 | ||
6293 | /* fastpath tx rings: tx_buf tx_desc */ | |
6294 | BNX2X_ALLOC(bnx2x_fp(bp, i, tx_buf_ring), | |
6295 | sizeof(struct sw_tx_bd) * NUM_TX_BD); | |
6296 | BNX2X_PCI_ALLOC(bnx2x_fp(bp, i, tx_desc_ring), | |
6297 | &bnx2x_fp(bp, i, tx_desc_mapping), | |
6298 | sizeof(struct eth_tx_bd) * NUM_TX_BD); | |
6299 | } | |
a2fbb9ea ET |
6300 | /* end of fastpath */ |
6301 | ||
6302 | BNX2X_PCI_ALLOC(bp->def_status_blk, &bp->def_status_blk_mapping, | |
6303 | sizeof(struct host_def_status_block)); | |
6304 | ||
6305 | BNX2X_PCI_ALLOC(bp->slowpath, &bp->slowpath_mapping, | |
6306 | sizeof(struct bnx2x_slowpath)); | |
6307 | ||
6308 | #ifdef BCM_ISCSI | |
6309 | BNX2X_PCI_ALLOC(bp->t1, &bp->t1_mapping, 64*1024); | |
6310 | ||
6311 | /* Initialize T1 */ | |
6312 | for (i = 0; i < 64*1024; i += 64) { | |
6313 | *(u64 *)((char *)bp->t1 + i + 56) = 0x0UL; | |
6314 | *(u64 *)((char *)bp->t1 + i + 3) = 0x0UL; | |
6315 | } | |
6316 | ||
6317 | /* allocate searcher T2 table | |
6318 | we allocate 1/4 of alloc num for T2 | |
6319 | (which is not entered into the ILT) */ | |
6320 | BNX2X_PCI_ALLOC(bp->t2, &bp->t2_mapping, 16*1024); | |
6321 | ||
6322 | /* Initialize T2 */ | |
6323 | for (i = 0; i < 16*1024; i += 64) | |
6324 | * (u64 *)((char *)bp->t2 + i + 56) = bp->t2_mapping + i + 64; | |
6325 | ||
c14423fe | 6326 | /* now fixup the last line in the block to point to the next block */ |
a2fbb9ea ET |
6327 | *(u64 *)((char *)bp->t2 + 1024*16-8) = bp->t2_mapping; |
6328 | ||
6329 | /* Timer block array (MAX_CONN*8) phys uncached for now 1024 conns */ | |
6330 | BNX2X_PCI_ALLOC(bp->timers, &bp->timers_mapping, 8*1024); | |
6331 | ||
6332 | /* QM queues (128*MAX_CONN) */ | |
6333 | BNX2X_PCI_ALLOC(bp->qm, &bp->qm_mapping, 128*1024); | |
6334 | #endif | |
6335 | ||
6336 | /* Slow path ring */ | |
6337 | BNX2X_PCI_ALLOC(bp->spq, &bp->spq_mapping, BCM_PAGE_SIZE); | |
6338 | ||
6339 | return 0; | |
6340 | ||
6341 | alloc_mem_err: | |
6342 | bnx2x_free_mem(bp); | |
6343 | return -ENOMEM; | |
6344 | ||
6345 | #undef BNX2X_PCI_ALLOC | |
6346 | #undef BNX2X_ALLOC | |
6347 | } | |
6348 | ||
6349 | static void bnx2x_free_tx_skbs(struct bnx2x *bp) | |
6350 | { | |
6351 | int i; | |
6352 | ||
555f6c78 | 6353 | for_each_tx_queue(bp, i) { |
a2fbb9ea ET |
6354 | struct bnx2x_fastpath *fp = &bp->fp[i]; |
6355 | ||
6356 | u16 bd_cons = fp->tx_bd_cons; | |
6357 | u16 sw_prod = fp->tx_pkt_prod; | |
6358 | u16 sw_cons = fp->tx_pkt_cons; | |
6359 | ||
a2fbb9ea ET |
6360 | while (sw_cons != sw_prod) { |
6361 | bd_cons = bnx2x_free_tx_pkt(bp, fp, TX_BD(sw_cons)); | |
6362 | sw_cons++; | |
6363 | } | |
6364 | } | |
6365 | } | |
6366 | ||
6367 | static void bnx2x_free_rx_skbs(struct bnx2x *bp) | |
6368 | { | |
6369 | int i, j; | |
6370 | ||
555f6c78 | 6371 | for_each_rx_queue(bp, j) { |
a2fbb9ea ET |
6372 | struct bnx2x_fastpath *fp = &bp->fp[j]; |
6373 | ||
a2fbb9ea ET |
6374 | for (i = 0; i < NUM_RX_BD; i++) { |
6375 | struct sw_rx_bd *rx_buf = &fp->rx_buf_ring[i]; | |
6376 | struct sk_buff *skb = rx_buf->skb; | |
6377 | ||
6378 | if (skb == NULL) | |
6379 | continue; | |
6380 | ||
6381 | pci_unmap_single(bp->pdev, | |
6382 | pci_unmap_addr(rx_buf, mapping), | |
437cf2f1 | 6383 | bp->rx_buf_size, |
a2fbb9ea ET |
6384 | PCI_DMA_FROMDEVICE); |
6385 | ||
6386 | rx_buf->skb = NULL; | |
6387 | dev_kfree_skb(skb); | |
6388 | } | |
7a9b2557 | 6389 | if (!fp->disable_tpa) |
32626230 EG |
6390 | bnx2x_free_tpa_pool(bp, fp, CHIP_IS_E1(bp) ? |
6391 | ETH_MAX_AGGREGATION_QUEUES_E1 : | |
7a9b2557 | 6392 | ETH_MAX_AGGREGATION_QUEUES_E1H); |
a2fbb9ea ET |
6393 | } |
6394 | } | |
6395 | ||
6396 | static void bnx2x_free_skbs(struct bnx2x *bp) | |
6397 | { | |
6398 | bnx2x_free_tx_skbs(bp); | |
6399 | bnx2x_free_rx_skbs(bp); | |
6400 | } | |
6401 | ||
6402 | static void bnx2x_free_msix_irqs(struct bnx2x *bp) | |
6403 | { | |
34f80b04 | 6404 | int i, offset = 1; |
a2fbb9ea ET |
6405 | |
6406 | free_irq(bp->msix_table[0].vector, bp->dev); | |
c14423fe | 6407 | DP(NETIF_MSG_IFDOWN, "released sp irq (%d)\n", |
a2fbb9ea ET |
6408 | bp->msix_table[0].vector); |
6409 | ||
6410 | for_each_queue(bp, i) { | |
c14423fe | 6411 | DP(NETIF_MSG_IFDOWN, "about to release fp #%d->%d irq " |
34f80b04 | 6412 | "state %x\n", i, bp->msix_table[i + offset].vector, |
a2fbb9ea ET |
6413 | bnx2x_fp(bp, i, state)); |
6414 | ||
34f80b04 | 6415 | free_irq(bp->msix_table[i + offset].vector, &bp->fp[i]); |
a2fbb9ea | 6416 | } |
a2fbb9ea ET |
6417 | } |
6418 | ||
6419 | static void bnx2x_free_irq(struct bnx2x *bp) | |
6420 | { | |
a2fbb9ea | 6421 | if (bp->flags & USING_MSIX_FLAG) { |
a2fbb9ea ET |
6422 | bnx2x_free_msix_irqs(bp); |
6423 | pci_disable_msix(bp->pdev); | |
a2fbb9ea ET |
6424 | bp->flags &= ~USING_MSIX_FLAG; |
6425 | ||
8badd27a EG |
6426 | } else if (bp->flags & USING_MSI_FLAG) { |
6427 | free_irq(bp->pdev->irq, bp->dev); | |
6428 | pci_disable_msi(bp->pdev); | |
6429 | bp->flags &= ~USING_MSI_FLAG; | |
6430 | ||
a2fbb9ea ET |
6431 | } else |
6432 | free_irq(bp->pdev->irq, bp->dev); | |
6433 | } | |
6434 | ||
6435 | static int bnx2x_enable_msix(struct bnx2x *bp) | |
6436 | { | |
8badd27a EG |
6437 | int i, rc, offset = 1; |
6438 | int igu_vec = 0; | |
a2fbb9ea | 6439 | |
8badd27a EG |
6440 | bp->msix_table[0].entry = igu_vec; |
6441 | DP(NETIF_MSG_IFUP, "msix_table[0].entry = %d (slowpath)\n", igu_vec); | |
a2fbb9ea | 6442 | |
34f80b04 | 6443 | for_each_queue(bp, i) { |
8badd27a | 6444 | igu_vec = BP_L_ID(bp) + offset + i; |
34f80b04 EG |
6445 | bp->msix_table[i + offset].entry = igu_vec; |
6446 | DP(NETIF_MSG_IFUP, "msix_table[%d].entry = %d " | |
6447 | "(fastpath #%u)\n", i + offset, igu_vec, i); | |
a2fbb9ea ET |
6448 | } |
6449 | ||
34f80b04 | 6450 | rc = pci_enable_msix(bp->pdev, &bp->msix_table[0], |
555f6c78 | 6451 | BNX2X_NUM_QUEUES(bp) + offset); |
34f80b04 | 6452 | if (rc) { |
8badd27a EG |
6453 | DP(NETIF_MSG_IFUP, "MSI-X is not attainable rc %d\n", rc); |
6454 | return rc; | |
34f80b04 | 6455 | } |
8badd27a | 6456 | |
a2fbb9ea ET |
6457 | bp->flags |= USING_MSIX_FLAG; |
6458 | ||
6459 | return 0; | |
a2fbb9ea ET |
6460 | } |
6461 | ||
a2fbb9ea ET |
6462 | static int bnx2x_req_msix_irqs(struct bnx2x *bp) |
6463 | { | |
34f80b04 | 6464 | int i, rc, offset = 1; |
a2fbb9ea | 6465 | |
a2fbb9ea ET |
6466 | rc = request_irq(bp->msix_table[0].vector, bnx2x_msix_sp_int, 0, |
6467 | bp->dev->name, bp->dev); | |
a2fbb9ea ET |
6468 | if (rc) { |
6469 | BNX2X_ERR("request sp irq failed\n"); | |
6470 | return -EBUSY; | |
6471 | } | |
6472 | ||
6473 | for_each_queue(bp, i) { | |
555f6c78 EG |
6474 | struct bnx2x_fastpath *fp = &bp->fp[i]; |
6475 | ||
6476 | sprintf(fp->name, "%s.fp%d", bp->dev->name, i); | |
34f80b04 | 6477 | rc = request_irq(bp->msix_table[i + offset].vector, |
555f6c78 | 6478 | bnx2x_msix_fp_int, 0, fp->name, fp); |
a2fbb9ea | 6479 | if (rc) { |
555f6c78 | 6480 | BNX2X_ERR("request fp #%d irq failed rc %d\n", i, rc); |
a2fbb9ea ET |
6481 | bnx2x_free_msix_irqs(bp); |
6482 | return -EBUSY; | |
6483 | } | |
6484 | ||
555f6c78 | 6485 | fp->state = BNX2X_FP_STATE_IRQ; |
a2fbb9ea ET |
6486 | } |
6487 | ||
555f6c78 EG |
6488 | i = BNX2X_NUM_QUEUES(bp); |
6489 | if (is_multi(bp)) | |
6490 | printk(KERN_INFO PFX | |
6491 | "%s: using MSI-X IRQs: sp %d fp %d - %d\n", | |
6492 | bp->dev->name, bp->msix_table[0].vector, | |
6493 | bp->msix_table[offset].vector, | |
6494 | bp->msix_table[offset + i - 1].vector); | |
6495 | else | |
6496 | printk(KERN_INFO PFX "%s: using MSI-X IRQs: sp %d fp %d\n", | |
6497 | bp->dev->name, bp->msix_table[0].vector, | |
6498 | bp->msix_table[offset + i - 1].vector); | |
6499 | ||
a2fbb9ea | 6500 | return 0; |
a2fbb9ea ET |
6501 | } |
6502 | ||
8badd27a EG |
6503 | static int bnx2x_enable_msi(struct bnx2x *bp) |
6504 | { | |
6505 | int rc; | |
6506 | ||
6507 | rc = pci_enable_msi(bp->pdev); | |
6508 | if (rc) { | |
6509 | DP(NETIF_MSG_IFUP, "MSI is not attainable\n"); | |
6510 | return -1; | |
6511 | } | |
6512 | bp->flags |= USING_MSI_FLAG; | |
6513 | ||
6514 | return 0; | |
6515 | } | |
6516 | ||
a2fbb9ea ET |
6517 | static int bnx2x_req_irq(struct bnx2x *bp) |
6518 | { | |
8badd27a | 6519 | unsigned long flags; |
34f80b04 | 6520 | int rc; |
a2fbb9ea | 6521 | |
8badd27a EG |
6522 | if (bp->flags & USING_MSI_FLAG) |
6523 | flags = 0; | |
6524 | else | |
6525 | flags = IRQF_SHARED; | |
6526 | ||
6527 | rc = request_irq(bp->pdev->irq, bnx2x_interrupt, flags, | |
34f80b04 | 6528 | bp->dev->name, bp->dev); |
a2fbb9ea ET |
6529 | if (!rc) |
6530 | bnx2x_fp(bp, 0, state) = BNX2X_FP_STATE_IRQ; | |
6531 | ||
6532 | return rc; | |
a2fbb9ea ET |
6533 | } |
6534 | ||
65abd74d YG |
6535 | static void bnx2x_napi_enable(struct bnx2x *bp) |
6536 | { | |
6537 | int i; | |
6538 | ||
555f6c78 | 6539 | for_each_rx_queue(bp, i) |
65abd74d YG |
6540 | napi_enable(&bnx2x_fp(bp, i, napi)); |
6541 | } | |
6542 | ||
6543 | static void bnx2x_napi_disable(struct bnx2x *bp) | |
6544 | { | |
6545 | int i; | |
6546 | ||
555f6c78 | 6547 | for_each_rx_queue(bp, i) |
65abd74d YG |
6548 | napi_disable(&bnx2x_fp(bp, i, napi)); |
6549 | } | |
6550 | ||
6551 | static void bnx2x_netif_start(struct bnx2x *bp) | |
6552 | { | |
6553 | if (atomic_dec_and_test(&bp->intr_sem)) { | |
6554 | if (netif_running(bp->dev)) { | |
65abd74d YG |
6555 | bnx2x_napi_enable(bp); |
6556 | bnx2x_int_enable(bp); | |
555f6c78 EG |
6557 | if (bp->state == BNX2X_STATE_OPEN) |
6558 | netif_tx_wake_all_queues(bp->dev); | |
65abd74d YG |
6559 | } |
6560 | } | |
6561 | } | |
6562 | ||
f8ef6e44 | 6563 | static void bnx2x_netif_stop(struct bnx2x *bp, int disable_hw) |
65abd74d | 6564 | { |
f8ef6e44 | 6565 | bnx2x_int_disable_sync(bp, disable_hw); |
e94d8af3 | 6566 | bnx2x_napi_disable(bp); |
65abd74d | 6567 | if (netif_running(bp->dev)) { |
65abd74d YG |
6568 | netif_tx_disable(bp->dev); |
6569 | bp->dev->trans_start = jiffies; /* prevent tx timeout */ | |
6570 | } | |
6571 | } | |
6572 | ||
a2fbb9ea ET |
6573 | /* |
6574 | * Init service functions | |
6575 | */ | |
6576 | ||
3101c2bc | 6577 | static void bnx2x_set_mac_addr_e1(struct bnx2x *bp, int set) |
a2fbb9ea ET |
6578 | { |
6579 | struct mac_configuration_cmd *config = bnx2x_sp(bp, mac_config); | |
34f80b04 | 6580 | int port = BP_PORT(bp); |
a2fbb9ea ET |
6581 | |
6582 | /* CAM allocation | |
6583 | * unicasts 0-31:port0 32-63:port1 | |
6584 | * multicast 64-127:port0 128-191:port1 | |
6585 | */ | |
8d9c5f34 | 6586 | config->hdr.length = 2; |
af246401 | 6587 | config->hdr.offset = port ? 32 : 0; |
34f80b04 | 6588 | config->hdr.client_id = BP_CL_ID(bp); |
a2fbb9ea ET |
6589 | config->hdr.reserved1 = 0; |
6590 | ||
6591 | /* primary MAC */ | |
6592 | config->config_table[0].cam_entry.msb_mac_addr = | |
6593 | swab16(*(u16 *)&bp->dev->dev_addr[0]); | |
6594 | config->config_table[0].cam_entry.middle_mac_addr = | |
6595 | swab16(*(u16 *)&bp->dev->dev_addr[2]); | |
6596 | config->config_table[0].cam_entry.lsb_mac_addr = | |
6597 | swab16(*(u16 *)&bp->dev->dev_addr[4]); | |
34f80b04 | 6598 | config->config_table[0].cam_entry.flags = cpu_to_le16(port); |
3101c2bc YG |
6599 | if (set) |
6600 | config->config_table[0].target_table_entry.flags = 0; | |
6601 | else | |
6602 | CAM_INVALIDATE(config->config_table[0]); | |
a2fbb9ea ET |
6603 | config->config_table[0].target_table_entry.client_id = 0; |
6604 | config->config_table[0].target_table_entry.vlan_id = 0; | |
6605 | ||
3101c2bc YG |
6606 | DP(NETIF_MSG_IFUP, "%s MAC (%04x:%04x:%04x)\n", |
6607 | (set ? "setting" : "clearing"), | |
a2fbb9ea ET |
6608 | config->config_table[0].cam_entry.msb_mac_addr, |
6609 | config->config_table[0].cam_entry.middle_mac_addr, | |
6610 | config->config_table[0].cam_entry.lsb_mac_addr); | |
6611 | ||
6612 | /* broadcast */ | |
6613 | config->config_table[1].cam_entry.msb_mac_addr = 0xffff; | |
6614 | config->config_table[1].cam_entry.middle_mac_addr = 0xffff; | |
6615 | config->config_table[1].cam_entry.lsb_mac_addr = 0xffff; | |
34f80b04 | 6616 | config->config_table[1].cam_entry.flags = cpu_to_le16(port); |
3101c2bc YG |
6617 | if (set) |
6618 | config->config_table[1].target_table_entry.flags = | |
a2fbb9ea | 6619 | TSTORM_CAM_TARGET_TABLE_ENTRY_BROADCAST; |
3101c2bc YG |
6620 | else |
6621 | CAM_INVALIDATE(config->config_table[1]); | |
a2fbb9ea ET |
6622 | config->config_table[1].target_table_entry.client_id = 0; |
6623 | config->config_table[1].target_table_entry.vlan_id = 0; | |
6624 | ||
6625 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_SET_MAC, 0, | |
6626 | U64_HI(bnx2x_sp_mapping(bp, mac_config)), | |
6627 | U64_LO(bnx2x_sp_mapping(bp, mac_config)), 0); | |
6628 | } | |
6629 | ||
3101c2bc | 6630 | static void bnx2x_set_mac_addr_e1h(struct bnx2x *bp, int set) |
34f80b04 EG |
6631 | { |
6632 | struct mac_configuration_cmd_e1h *config = | |
6633 | (struct mac_configuration_cmd_e1h *)bnx2x_sp(bp, mac_config); | |
6634 | ||
3101c2bc | 6635 | if (set && (bp->state != BNX2X_STATE_OPEN)) { |
34f80b04 EG |
6636 | DP(NETIF_MSG_IFUP, "state is %x, returning\n", bp->state); |
6637 | return; | |
6638 | } | |
6639 | ||
6640 | /* CAM allocation for E1H | |
6641 | * unicasts: by func number | |
6642 | * multicast: 20+FUNC*20, 20 each | |
6643 | */ | |
8d9c5f34 | 6644 | config->hdr.length = 1; |
34f80b04 EG |
6645 | config->hdr.offset = BP_FUNC(bp); |
6646 | config->hdr.client_id = BP_CL_ID(bp); | |
6647 | config->hdr.reserved1 = 0; | |
6648 | ||
6649 | /* primary MAC */ | |
6650 | config->config_table[0].msb_mac_addr = | |
6651 | swab16(*(u16 *)&bp->dev->dev_addr[0]); | |
6652 | config->config_table[0].middle_mac_addr = | |
6653 | swab16(*(u16 *)&bp->dev->dev_addr[2]); | |
6654 | config->config_table[0].lsb_mac_addr = | |
6655 | swab16(*(u16 *)&bp->dev->dev_addr[4]); | |
6656 | config->config_table[0].client_id = BP_L_ID(bp); | |
6657 | config->config_table[0].vlan_id = 0; | |
6658 | config->config_table[0].e1hov_id = cpu_to_le16(bp->e1hov); | |
3101c2bc YG |
6659 | if (set) |
6660 | config->config_table[0].flags = BP_PORT(bp); | |
6661 | else | |
6662 | config->config_table[0].flags = | |
6663 | MAC_CONFIGURATION_ENTRY_E1H_ACTION_TYPE; | |
34f80b04 | 6664 | |
3101c2bc YG |
6665 | DP(NETIF_MSG_IFUP, "%s MAC (%04x:%04x:%04x) E1HOV %d CLID %d\n", |
6666 | (set ? "setting" : "clearing"), | |
34f80b04 EG |
6667 | config->config_table[0].msb_mac_addr, |
6668 | config->config_table[0].middle_mac_addr, | |
6669 | config->config_table[0].lsb_mac_addr, bp->e1hov, BP_L_ID(bp)); | |
6670 | ||
6671 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_SET_MAC, 0, | |
6672 | U64_HI(bnx2x_sp_mapping(bp, mac_config)), | |
6673 | U64_LO(bnx2x_sp_mapping(bp, mac_config)), 0); | |
6674 | } | |
6675 | ||
a2fbb9ea ET |
6676 | static int bnx2x_wait_ramrod(struct bnx2x *bp, int state, int idx, |
6677 | int *state_p, int poll) | |
6678 | { | |
6679 | /* can take a while if any port is running */ | |
8b3a0f0b | 6680 | int cnt = 5000; |
a2fbb9ea | 6681 | |
c14423fe ET |
6682 | DP(NETIF_MSG_IFUP, "%s for state to become %x on IDX [%d]\n", |
6683 | poll ? "polling" : "waiting", state, idx); | |
a2fbb9ea ET |
6684 | |
6685 | might_sleep(); | |
34f80b04 | 6686 | while (cnt--) { |
a2fbb9ea ET |
6687 | if (poll) { |
6688 | bnx2x_rx_int(bp->fp, 10); | |
34f80b04 EG |
6689 | /* if index is different from 0 |
6690 | * the reply for some commands will | |
3101c2bc | 6691 | * be on the non default queue |
a2fbb9ea ET |
6692 | */ |
6693 | if (idx) | |
6694 | bnx2x_rx_int(&bp->fp[idx], 10); | |
6695 | } | |
a2fbb9ea | 6696 | |
3101c2bc | 6697 | mb(); /* state is changed by bnx2x_sp_event() */ |
8b3a0f0b EG |
6698 | if (*state_p == state) { |
6699 | #ifdef BNX2X_STOP_ON_ERROR | |
6700 | DP(NETIF_MSG_IFUP, "exit (cnt %d)\n", 5000 - cnt); | |
6701 | #endif | |
a2fbb9ea | 6702 | return 0; |
8b3a0f0b | 6703 | } |
a2fbb9ea | 6704 | |
a2fbb9ea | 6705 | msleep(1); |
a2fbb9ea ET |
6706 | } |
6707 | ||
a2fbb9ea | 6708 | /* timeout! */ |
49d66772 ET |
6709 | BNX2X_ERR("timeout %s for state %x on IDX [%d]\n", |
6710 | poll ? "polling" : "waiting", state, idx); | |
34f80b04 EG |
6711 | #ifdef BNX2X_STOP_ON_ERROR |
6712 | bnx2x_panic(); | |
6713 | #endif | |
a2fbb9ea | 6714 | |
49d66772 | 6715 | return -EBUSY; |
a2fbb9ea ET |
6716 | } |
6717 | ||
6718 | static int bnx2x_setup_leading(struct bnx2x *bp) | |
6719 | { | |
34f80b04 | 6720 | int rc; |
a2fbb9ea | 6721 | |
c14423fe | 6722 | /* reset IGU state */ |
34f80b04 | 6723 | bnx2x_ack_sb(bp, bp->fp[0].sb_id, CSTORM_ID, 0, IGU_INT_ENABLE, 0); |
a2fbb9ea ET |
6724 | |
6725 | /* SETUP ramrod */ | |
6726 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_PORT_SETUP, 0, 0, 0, 0); | |
6727 | ||
34f80b04 EG |
6728 | /* Wait for completion */ |
6729 | rc = bnx2x_wait_ramrod(bp, BNX2X_STATE_OPEN, 0, &(bp->state), 0); | |
a2fbb9ea | 6730 | |
34f80b04 | 6731 | return rc; |
a2fbb9ea ET |
6732 | } |
6733 | ||
6734 | static int bnx2x_setup_multi(struct bnx2x *bp, int index) | |
6735 | { | |
555f6c78 EG |
6736 | struct bnx2x_fastpath *fp = &bp->fp[index]; |
6737 | ||
a2fbb9ea | 6738 | /* reset IGU state */ |
555f6c78 | 6739 | bnx2x_ack_sb(bp, fp->sb_id, CSTORM_ID, 0, IGU_INT_ENABLE, 0); |
a2fbb9ea | 6740 | |
228241eb | 6741 | /* SETUP ramrod */ |
555f6c78 EG |
6742 | fp->state = BNX2X_FP_STATE_OPENING; |
6743 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_CLIENT_SETUP, index, 0, | |
6744 | fp->cl_id, 0); | |
a2fbb9ea ET |
6745 | |
6746 | /* Wait for completion */ | |
6747 | return bnx2x_wait_ramrod(bp, BNX2X_FP_STATE_OPEN, index, | |
555f6c78 | 6748 | &(fp->state), 0); |
a2fbb9ea ET |
6749 | } |
6750 | ||
a2fbb9ea | 6751 | static int bnx2x_poll(struct napi_struct *napi, int budget); |
a2fbb9ea | 6752 | |
8badd27a | 6753 | static void bnx2x_set_int_mode(struct bnx2x *bp) |
a2fbb9ea | 6754 | { |
555f6c78 | 6755 | int num_queues; |
a2fbb9ea | 6756 | |
8badd27a EG |
6757 | switch (int_mode) { |
6758 | case INT_MODE_INTx: | |
6759 | case INT_MODE_MSI: | |
555f6c78 EG |
6760 | num_queues = 1; |
6761 | bp->num_rx_queues = num_queues; | |
6762 | bp->num_tx_queues = num_queues; | |
6763 | DP(NETIF_MSG_IFUP, | |
6764 | "set number of queues to %d\n", num_queues); | |
8badd27a EG |
6765 | break; |
6766 | ||
6767 | case INT_MODE_MSIX: | |
6768 | default: | |
555f6c78 EG |
6769 | if (bp->multi_mode == ETH_RSS_MODE_REGULAR) |
6770 | num_queues = min_t(u32, num_online_cpus(), | |
6771 | BNX2X_MAX_QUEUES(bp)); | |
34f80b04 | 6772 | else |
555f6c78 EG |
6773 | num_queues = 1; |
6774 | bp->num_rx_queues = num_queues; | |
6775 | bp->num_tx_queues = num_queues; | |
6776 | DP(NETIF_MSG_IFUP, "set number of rx queues to %d" | |
6777 | " number of tx queues to %d\n", | |
6778 | bp->num_rx_queues, bp->num_tx_queues); | |
2dfe0e1f EG |
6779 | /* if we can't use MSI-X we only need one fp, |
6780 | * so try to enable MSI-X with the requested number of fp's | |
6781 | * and fallback to MSI or legacy INTx with one fp | |
6782 | */ | |
8badd27a | 6783 | if (bnx2x_enable_msix(bp)) { |
34f80b04 | 6784 | /* failed to enable MSI-X */ |
555f6c78 EG |
6785 | num_queues = 1; |
6786 | bp->num_rx_queues = num_queues; | |
6787 | bp->num_tx_queues = num_queues; | |
6788 | if (bp->multi_mode) | |
6789 | BNX2X_ERR("Multi requested but failed to " | |
6790 | "enable MSI-X set number of " | |
6791 | "queues to %d\n", num_queues); | |
a2fbb9ea | 6792 | } |
8badd27a | 6793 | break; |
a2fbb9ea | 6794 | } |
555f6c78 | 6795 | bp->dev->real_num_tx_queues = bp->num_tx_queues; |
8badd27a EG |
6796 | } |
6797 | ||
6798 | static void bnx2x_set_rx_mode(struct net_device *dev); | |
6799 | ||
6800 | /* must be called with rtnl_lock */ | |
6801 | static int bnx2x_nic_load(struct bnx2x *bp, int load_mode) | |
6802 | { | |
6803 | u32 load_code; | |
6804 | int i, rc = 0; | |
6805 | #ifdef BNX2X_STOP_ON_ERROR | |
6806 | DP(NETIF_MSG_IFUP, "enter load_mode %d\n", load_mode); | |
6807 | if (unlikely(bp->panic)) | |
6808 | return -EPERM; | |
6809 | #endif | |
6810 | ||
6811 | bp->state = BNX2X_STATE_OPENING_WAIT4_LOAD; | |
6812 | ||
6813 | bnx2x_set_int_mode(bp); | |
c14423fe | 6814 | |
a2fbb9ea ET |
6815 | if (bnx2x_alloc_mem(bp)) |
6816 | return -ENOMEM; | |
6817 | ||
555f6c78 | 6818 | for_each_rx_queue(bp, i) |
7a9b2557 VZ |
6819 | bnx2x_fp(bp, i, disable_tpa) = |
6820 | ((bp->flags & TPA_ENABLE_FLAG) == 0); | |
6821 | ||
555f6c78 | 6822 | for_each_rx_queue(bp, i) |
2dfe0e1f EG |
6823 | netif_napi_add(bp->dev, &bnx2x_fp(bp, i, napi), |
6824 | bnx2x_poll, 128); | |
6825 | ||
6826 | #ifdef BNX2X_STOP_ON_ERROR | |
555f6c78 | 6827 | for_each_rx_queue(bp, i) { |
2dfe0e1f EG |
6828 | struct bnx2x_fastpath *fp = &bp->fp[i]; |
6829 | ||
6830 | fp->poll_no_work = 0; | |
6831 | fp->poll_calls = 0; | |
6832 | fp->poll_max_calls = 0; | |
6833 | fp->poll_complete = 0; | |
6834 | fp->poll_exit = 0; | |
6835 | } | |
6836 | #endif | |
6837 | bnx2x_napi_enable(bp); | |
6838 | ||
34f80b04 EG |
6839 | if (bp->flags & USING_MSIX_FLAG) { |
6840 | rc = bnx2x_req_msix_irqs(bp); | |
6841 | if (rc) { | |
6842 | pci_disable_msix(bp->pdev); | |
2dfe0e1f | 6843 | goto load_error1; |
34f80b04 EG |
6844 | } |
6845 | } else { | |
8badd27a EG |
6846 | if ((rc != -ENOMEM) && (int_mode != INT_MODE_INTx)) |
6847 | bnx2x_enable_msi(bp); | |
34f80b04 EG |
6848 | bnx2x_ack_int(bp); |
6849 | rc = bnx2x_req_irq(bp); | |
6850 | if (rc) { | |
2dfe0e1f | 6851 | BNX2X_ERR("IRQ request failed rc %d, aborting\n", rc); |
8badd27a EG |
6852 | if (bp->flags & USING_MSI_FLAG) |
6853 | pci_disable_msi(bp->pdev); | |
2dfe0e1f | 6854 | goto load_error1; |
a2fbb9ea | 6855 | } |
8badd27a EG |
6856 | if (bp->flags & USING_MSI_FLAG) { |
6857 | bp->dev->irq = bp->pdev->irq; | |
6858 | printk(KERN_INFO PFX "%s: using MSI IRQ %d\n", | |
6859 | bp->dev->name, bp->pdev->irq); | |
6860 | } | |
a2fbb9ea ET |
6861 | } |
6862 | ||
2dfe0e1f EG |
6863 | /* Send LOAD_REQUEST command to MCP |
6864 | Returns the type of LOAD command: | |
6865 | if it is the first port to be initialized | |
6866 | common blocks should be initialized, otherwise - not | |
6867 | */ | |
6868 | if (!BP_NOMCP(bp)) { | |
6869 | load_code = bnx2x_fw_command(bp, DRV_MSG_CODE_LOAD_REQ); | |
6870 | if (!load_code) { | |
6871 | BNX2X_ERR("MCP response failure, aborting\n"); | |
6872 | rc = -EBUSY; | |
6873 | goto load_error2; | |
6874 | } | |
6875 | if (load_code == FW_MSG_CODE_DRV_LOAD_REFUSED) { | |
6876 | rc = -EBUSY; /* other port in diagnostic mode */ | |
6877 | goto load_error2; | |
6878 | } | |
6879 | ||
6880 | } else { | |
6881 | int port = BP_PORT(bp); | |
6882 | ||
6883 | DP(NETIF_MSG_IFUP, "NO MCP load counts before us %d, %d, %d\n", | |
6884 | load_count[0], load_count[1], load_count[2]); | |
6885 | load_count[0]++; | |
6886 | load_count[1 + port]++; | |
6887 | DP(NETIF_MSG_IFUP, "NO MCP new load counts %d, %d, %d\n", | |
6888 | load_count[0], load_count[1], load_count[2]); | |
6889 | if (load_count[0] == 1) | |
6890 | load_code = FW_MSG_CODE_DRV_LOAD_COMMON; | |
6891 | else if (load_count[1 + port] == 1) | |
6892 | load_code = FW_MSG_CODE_DRV_LOAD_PORT; | |
6893 | else | |
6894 | load_code = FW_MSG_CODE_DRV_LOAD_FUNCTION; | |
6895 | } | |
6896 | ||
6897 | if ((load_code == FW_MSG_CODE_DRV_LOAD_COMMON) || | |
6898 | (load_code == FW_MSG_CODE_DRV_LOAD_PORT)) | |
6899 | bp->port.pmf = 1; | |
6900 | else | |
6901 | bp->port.pmf = 0; | |
6902 | DP(NETIF_MSG_LINK, "pmf %d\n", bp->port.pmf); | |
a2fbb9ea | 6903 | |
a2fbb9ea | 6904 | /* Initialize HW */ |
34f80b04 EG |
6905 | rc = bnx2x_init_hw(bp, load_code); |
6906 | if (rc) { | |
a2fbb9ea | 6907 | BNX2X_ERR("HW init failed, aborting\n"); |
2dfe0e1f | 6908 | goto load_error2; |
a2fbb9ea ET |
6909 | } |
6910 | ||
a2fbb9ea | 6911 | /* Setup NIC internals and enable interrupts */ |
471de716 | 6912 | bnx2x_nic_init(bp, load_code); |
a2fbb9ea ET |
6913 | |
6914 | /* Send LOAD_DONE command to MCP */ | |
34f80b04 | 6915 | if (!BP_NOMCP(bp)) { |
228241eb ET |
6916 | load_code = bnx2x_fw_command(bp, DRV_MSG_CODE_LOAD_DONE); |
6917 | if (!load_code) { | |
da5a662a | 6918 | BNX2X_ERR("MCP response failure, aborting\n"); |
34f80b04 | 6919 | rc = -EBUSY; |
2dfe0e1f | 6920 | goto load_error3; |
a2fbb9ea ET |
6921 | } |
6922 | } | |
6923 | ||
6924 | bp->state = BNX2X_STATE_OPENING_WAIT4_PORT; | |
6925 | ||
34f80b04 EG |
6926 | rc = bnx2x_setup_leading(bp); |
6927 | if (rc) { | |
da5a662a | 6928 | BNX2X_ERR("Setup leading failed!\n"); |
2dfe0e1f | 6929 | goto load_error3; |
34f80b04 | 6930 | } |
a2fbb9ea | 6931 | |
34f80b04 EG |
6932 | if (CHIP_IS_E1H(bp)) |
6933 | if (bp->mf_config & FUNC_MF_CFG_FUNC_DISABLED) { | |
6934 | BNX2X_ERR("!!! mf_cfg function disabled\n"); | |
6935 | bp->state = BNX2X_STATE_DISABLED; | |
6936 | } | |
a2fbb9ea | 6937 | |
34f80b04 EG |
6938 | if (bp->state == BNX2X_STATE_OPEN) |
6939 | for_each_nondefault_queue(bp, i) { | |
6940 | rc = bnx2x_setup_multi(bp, i); | |
6941 | if (rc) | |
2dfe0e1f | 6942 | goto load_error3; |
34f80b04 | 6943 | } |
a2fbb9ea | 6944 | |
34f80b04 | 6945 | if (CHIP_IS_E1(bp)) |
3101c2bc | 6946 | bnx2x_set_mac_addr_e1(bp, 1); |
34f80b04 | 6947 | else |
3101c2bc | 6948 | bnx2x_set_mac_addr_e1h(bp, 1); |
34f80b04 EG |
6949 | |
6950 | if (bp->port.pmf) | |
b5bf9068 | 6951 | bnx2x_initial_phy_init(bp, load_mode); |
a2fbb9ea ET |
6952 | |
6953 | /* Start fast path */ | |
34f80b04 EG |
6954 | switch (load_mode) { |
6955 | case LOAD_NORMAL: | |
6956 | /* Tx queue should be only reenabled */ | |
555f6c78 | 6957 | netif_tx_wake_all_queues(bp->dev); |
2dfe0e1f | 6958 | /* Initialize the receive filter. */ |
34f80b04 EG |
6959 | bnx2x_set_rx_mode(bp->dev); |
6960 | break; | |
6961 | ||
6962 | case LOAD_OPEN: | |
555f6c78 | 6963 | netif_tx_start_all_queues(bp->dev); |
2dfe0e1f | 6964 | /* Initialize the receive filter. */ |
34f80b04 | 6965 | bnx2x_set_rx_mode(bp->dev); |
34f80b04 | 6966 | break; |
a2fbb9ea | 6967 | |
34f80b04 | 6968 | case LOAD_DIAG: |
2dfe0e1f | 6969 | /* Initialize the receive filter. */ |
a2fbb9ea | 6970 | bnx2x_set_rx_mode(bp->dev); |
34f80b04 EG |
6971 | bp->state = BNX2X_STATE_DIAG; |
6972 | break; | |
6973 | ||
6974 | default: | |
6975 | break; | |
a2fbb9ea ET |
6976 | } |
6977 | ||
34f80b04 EG |
6978 | if (!bp->port.pmf) |
6979 | bnx2x__link_status_update(bp); | |
6980 | ||
a2fbb9ea ET |
6981 | /* start the timer */ |
6982 | mod_timer(&bp->timer, jiffies + bp->current_interval); | |
6983 | ||
34f80b04 | 6984 | |
a2fbb9ea ET |
6985 | return 0; |
6986 | ||
2dfe0e1f EG |
6987 | load_error3: |
6988 | bnx2x_int_disable_sync(bp, 1); | |
6989 | if (!BP_NOMCP(bp)) { | |
6990 | bnx2x_fw_command(bp, DRV_MSG_CODE_UNLOAD_REQ_WOL_MCP); | |
6991 | bnx2x_fw_command(bp, DRV_MSG_CODE_UNLOAD_DONE); | |
6992 | } | |
6993 | bp->port.pmf = 0; | |
7a9b2557 VZ |
6994 | /* Free SKBs, SGEs, TPA pool and driver internals */ |
6995 | bnx2x_free_skbs(bp); | |
555f6c78 | 6996 | for_each_rx_queue(bp, i) |
3196a88a | 6997 | bnx2x_free_rx_sge_range(bp, bp->fp + i, NUM_RX_SGE); |
2dfe0e1f | 6998 | load_error2: |
d1014634 YG |
6999 | /* Release IRQs */ |
7000 | bnx2x_free_irq(bp); | |
2dfe0e1f EG |
7001 | load_error1: |
7002 | bnx2x_napi_disable(bp); | |
555f6c78 | 7003 | for_each_rx_queue(bp, i) |
7cde1c8b | 7004 | netif_napi_del(&bnx2x_fp(bp, i, napi)); |
a2fbb9ea ET |
7005 | bnx2x_free_mem(bp); |
7006 | ||
7007 | /* TBD we really need to reset the chip | |
7008 | if we want to recover from this */ | |
34f80b04 | 7009 | return rc; |
a2fbb9ea ET |
7010 | } |
7011 | ||
7012 | static int bnx2x_stop_multi(struct bnx2x *bp, int index) | |
7013 | { | |
555f6c78 | 7014 | struct bnx2x_fastpath *fp = &bp->fp[index]; |
a2fbb9ea ET |
7015 | int rc; |
7016 | ||
c14423fe | 7017 | /* halt the connection */ |
555f6c78 EG |
7018 | fp->state = BNX2X_FP_STATE_HALTING; |
7019 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_HALT, index, 0, fp->cl_id, 0); | |
a2fbb9ea | 7020 | |
34f80b04 | 7021 | /* Wait for completion */ |
a2fbb9ea | 7022 | rc = bnx2x_wait_ramrod(bp, BNX2X_FP_STATE_HALTED, index, |
555f6c78 | 7023 | &(fp->state), 1); |
c14423fe | 7024 | if (rc) /* timeout */ |
a2fbb9ea ET |
7025 | return rc; |
7026 | ||
7027 | /* delete cfc entry */ | |
7028 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_CFC_DEL, index, 0, 0, 1); | |
7029 | ||
34f80b04 EG |
7030 | /* Wait for completion */ |
7031 | rc = bnx2x_wait_ramrod(bp, BNX2X_FP_STATE_CLOSED, index, | |
555f6c78 | 7032 | &(fp->state), 1); |
34f80b04 | 7033 | return rc; |
a2fbb9ea ET |
7034 | } |
7035 | ||
da5a662a | 7036 | static int bnx2x_stop_leading(struct bnx2x *bp) |
a2fbb9ea | 7037 | { |
49d66772 | 7038 | u16 dsb_sp_prod_idx; |
c14423fe | 7039 | /* if the other port is handling traffic, |
a2fbb9ea | 7040 | this can take a lot of time */ |
34f80b04 EG |
7041 | int cnt = 500; |
7042 | int rc; | |
a2fbb9ea ET |
7043 | |
7044 | might_sleep(); | |
7045 | ||
7046 | /* Send HALT ramrod */ | |
7047 | bp->fp[0].state = BNX2X_FP_STATE_HALTING; | |
34f80b04 | 7048 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_HALT, 0, 0, BP_CL_ID(bp), 0); |
a2fbb9ea | 7049 | |
34f80b04 EG |
7050 | /* Wait for completion */ |
7051 | rc = bnx2x_wait_ramrod(bp, BNX2X_FP_STATE_HALTED, 0, | |
7052 | &(bp->fp[0].state), 1); | |
7053 | if (rc) /* timeout */ | |
da5a662a | 7054 | return rc; |
a2fbb9ea | 7055 | |
49d66772 | 7056 | dsb_sp_prod_idx = *bp->dsb_sp_prod; |
a2fbb9ea | 7057 | |
228241eb | 7058 | /* Send PORT_DELETE ramrod */ |
a2fbb9ea ET |
7059 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_PORT_DEL, 0, 0, 0, 1); |
7060 | ||
49d66772 | 7061 | /* Wait for completion to arrive on default status block |
a2fbb9ea ET |
7062 | we are going to reset the chip anyway |
7063 | so there is not much to do if this times out | |
7064 | */ | |
34f80b04 | 7065 | while (dsb_sp_prod_idx == *bp->dsb_sp_prod) { |
34f80b04 EG |
7066 | if (!cnt) { |
7067 | DP(NETIF_MSG_IFDOWN, "timeout waiting for port del " | |
7068 | "dsb_sp_prod 0x%x != dsb_sp_prod_idx 0x%x\n", | |
7069 | *bp->dsb_sp_prod, dsb_sp_prod_idx); | |
7070 | #ifdef BNX2X_STOP_ON_ERROR | |
7071 | bnx2x_panic(); | |
7072 | #endif | |
36e552ab | 7073 | rc = -EBUSY; |
34f80b04 EG |
7074 | break; |
7075 | } | |
7076 | cnt--; | |
da5a662a | 7077 | msleep(1); |
5650d9d4 | 7078 | rmb(); /* Refresh the dsb_sp_prod */ |
49d66772 ET |
7079 | } |
7080 | bp->state = BNX2X_STATE_CLOSING_WAIT4_UNLOAD; | |
7081 | bp->fp[0].state = BNX2X_FP_STATE_CLOSED; | |
da5a662a VZ |
7082 | |
7083 | return rc; | |
a2fbb9ea ET |
7084 | } |
7085 | ||
34f80b04 EG |
7086 | static void bnx2x_reset_func(struct bnx2x *bp) |
7087 | { | |
7088 | int port = BP_PORT(bp); | |
7089 | int func = BP_FUNC(bp); | |
7090 | int base, i; | |
7091 | ||
7092 | /* Configure IGU */ | |
7093 | REG_WR(bp, HC_REG_LEADING_EDGE_0 + port*8, 0); | |
7094 | REG_WR(bp, HC_REG_TRAILING_EDGE_0 + port*8, 0); | |
7095 | ||
34f80b04 EG |
7096 | /* Clear ILT */ |
7097 | base = FUNC_ILT_BASE(func); | |
7098 | for (i = base; i < base + ILT_PER_FUNC; i++) | |
7099 | bnx2x_ilt_wr(bp, i, 0); | |
7100 | } | |
7101 | ||
7102 | static void bnx2x_reset_port(struct bnx2x *bp) | |
7103 | { | |
7104 | int port = BP_PORT(bp); | |
7105 | u32 val; | |
7106 | ||
7107 | REG_WR(bp, NIG_REG_MASK_INTERRUPT_PORT0 + port*4, 0); | |
7108 | ||
7109 | /* Do not rcv packets to BRB */ | |
7110 | REG_WR(bp, NIG_REG_LLH0_BRB1_DRV_MASK + port*4, 0x0); | |
7111 | /* Do not direct rcv packets that are not for MCP to the BRB */ | |
7112 | REG_WR(bp, (port ? NIG_REG_LLH1_BRB1_NOT_MCP : | |
7113 | NIG_REG_LLH0_BRB1_NOT_MCP), 0x0); | |
7114 | ||
7115 | /* Configure AEU */ | |
7116 | REG_WR(bp, MISC_REG_AEU_MASK_ATTN_FUNC_0 + port*4, 0); | |
7117 | ||
7118 | msleep(100); | |
7119 | /* Check for BRB port occupancy */ | |
7120 | val = REG_RD(bp, BRB1_REG_PORT_NUM_OCC_BLOCKS_0 + port*4); | |
7121 | if (val) | |
7122 | DP(NETIF_MSG_IFDOWN, | |
33471629 | 7123 | "BRB1 is not empty %d blocks are occupied\n", val); |
34f80b04 EG |
7124 | |
7125 | /* TODO: Close Doorbell port? */ | |
7126 | } | |
7127 | ||
34f80b04 EG |
7128 | static void bnx2x_reset_chip(struct bnx2x *bp, u32 reset_code) |
7129 | { | |
7130 | DP(BNX2X_MSG_MCP, "function %d reset_code %x\n", | |
7131 | BP_FUNC(bp), reset_code); | |
7132 | ||
7133 | switch (reset_code) { | |
7134 | case FW_MSG_CODE_DRV_UNLOAD_COMMON: | |
7135 | bnx2x_reset_port(bp); | |
7136 | bnx2x_reset_func(bp); | |
7137 | bnx2x_reset_common(bp); | |
7138 | break; | |
7139 | ||
7140 | case FW_MSG_CODE_DRV_UNLOAD_PORT: | |
7141 | bnx2x_reset_port(bp); | |
7142 | bnx2x_reset_func(bp); | |
7143 | break; | |
7144 | ||
7145 | case FW_MSG_CODE_DRV_UNLOAD_FUNCTION: | |
7146 | bnx2x_reset_func(bp); | |
7147 | break; | |
49d66772 | 7148 | |
34f80b04 EG |
7149 | default: |
7150 | BNX2X_ERR("Unknown reset_code (0x%x) from MCP\n", reset_code); | |
7151 | break; | |
7152 | } | |
7153 | } | |
7154 | ||
33471629 | 7155 | /* must be called with rtnl_lock */ |
34f80b04 | 7156 | static int bnx2x_nic_unload(struct bnx2x *bp, int unload_mode) |
a2fbb9ea | 7157 | { |
da5a662a | 7158 | int port = BP_PORT(bp); |
a2fbb9ea | 7159 | u32 reset_code = 0; |
da5a662a | 7160 | int i, cnt, rc; |
a2fbb9ea ET |
7161 | |
7162 | bp->state = BNX2X_STATE_CLOSING_WAIT4_HALT; | |
7163 | ||
228241eb ET |
7164 | bp->rx_mode = BNX2X_RX_MODE_NONE; |
7165 | bnx2x_set_storm_rx_mode(bp); | |
a2fbb9ea | 7166 | |
f8ef6e44 | 7167 | bnx2x_netif_stop(bp, 1); |
e94d8af3 | 7168 | |
34f80b04 EG |
7169 | del_timer_sync(&bp->timer); |
7170 | SHMEM_WR(bp, func_mb[BP_FUNC(bp)].drv_pulse_mb, | |
7171 | (DRV_PULSE_ALWAYS_ALIVE | bp->fw_drv_pulse_wr_seq)); | |
bb2a0f7a | 7172 | bnx2x_stats_handle(bp, STATS_EVENT_STOP); |
34f80b04 | 7173 | |
70b9986c EG |
7174 | /* Release IRQs */ |
7175 | bnx2x_free_irq(bp); | |
7176 | ||
555f6c78 EG |
7177 | /* Wait until tx fastpath tasks complete */ |
7178 | for_each_tx_queue(bp, i) { | |
228241eb ET |
7179 | struct bnx2x_fastpath *fp = &bp->fp[i]; |
7180 | ||
34f80b04 | 7181 | cnt = 1000; |
3e5b510e | 7182 | smp_mb(); |
e8b5fc51 | 7183 | while (bnx2x_has_tx_work_unload(fp)) { |
da5a662a | 7184 | |
65abd74d | 7185 | bnx2x_tx_int(fp, 1000); |
34f80b04 EG |
7186 | if (!cnt) { |
7187 | BNX2X_ERR("timeout waiting for queue[%d]\n", | |
7188 | i); | |
7189 | #ifdef BNX2X_STOP_ON_ERROR | |
7190 | bnx2x_panic(); | |
7191 | return -EBUSY; | |
7192 | #else | |
7193 | break; | |
7194 | #endif | |
7195 | } | |
7196 | cnt--; | |
da5a662a | 7197 | msleep(1); |
3e5b510e | 7198 | smp_mb(); |
34f80b04 | 7199 | } |
228241eb | 7200 | } |
da5a662a VZ |
7201 | /* Give HW time to discard old tx messages */ |
7202 | msleep(1); | |
a2fbb9ea | 7203 | |
3101c2bc YG |
7204 | if (CHIP_IS_E1(bp)) { |
7205 | struct mac_configuration_cmd *config = | |
7206 | bnx2x_sp(bp, mcast_config); | |
7207 | ||
7208 | bnx2x_set_mac_addr_e1(bp, 0); | |
7209 | ||
8d9c5f34 | 7210 | for (i = 0; i < config->hdr.length; i++) |
3101c2bc YG |
7211 | CAM_INVALIDATE(config->config_table[i]); |
7212 | ||
8d9c5f34 | 7213 | config->hdr.length = i; |
3101c2bc YG |
7214 | if (CHIP_REV_IS_SLOW(bp)) |
7215 | config->hdr.offset = BNX2X_MAX_EMUL_MULTI*(1 + port); | |
7216 | else | |
7217 | config->hdr.offset = BNX2X_MAX_MULTICAST*(1 + port); | |
7218 | config->hdr.client_id = BP_CL_ID(bp); | |
7219 | config->hdr.reserved1 = 0; | |
7220 | ||
7221 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_SET_MAC, 0, | |
7222 | U64_HI(bnx2x_sp_mapping(bp, mcast_config)), | |
7223 | U64_LO(bnx2x_sp_mapping(bp, mcast_config)), 0); | |
7224 | ||
7225 | } else { /* E1H */ | |
65abd74d YG |
7226 | REG_WR(bp, NIG_REG_LLH0_FUNC_EN + port*8, 0); |
7227 | ||
3101c2bc YG |
7228 | bnx2x_set_mac_addr_e1h(bp, 0); |
7229 | ||
7230 | for (i = 0; i < MC_HASH_SIZE; i++) | |
7231 | REG_WR(bp, MC_HASH_OFFSET(bp, i), 0); | |
7232 | } | |
7233 | ||
65abd74d YG |
7234 | if (unload_mode == UNLOAD_NORMAL) |
7235 | reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_DIS; | |
7236 | ||
7237 | else if (bp->flags & NO_WOL_FLAG) { | |
7238 | reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_MCP; | |
7239 | if (CHIP_IS_E1H(bp)) | |
7240 | REG_WR(bp, MISC_REG_E1HMF_MODE, 0); | |
7241 | ||
7242 | } else if (bp->wol) { | |
7243 | u32 emac_base = port ? GRCBASE_EMAC1 : GRCBASE_EMAC0; | |
7244 | u8 *mac_addr = bp->dev->dev_addr; | |
7245 | u32 val; | |
7246 | /* The mac address is written to entries 1-4 to | |
7247 | preserve entry 0 which is used by the PMF */ | |
7248 | u8 entry = (BP_E1HVN(bp) + 1)*8; | |
7249 | ||
7250 | val = (mac_addr[0] << 8) | mac_addr[1]; | |
7251 | EMAC_WR(bp, EMAC_REG_EMAC_MAC_MATCH + entry, val); | |
7252 | ||
7253 | val = (mac_addr[2] << 24) | (mac_addr[3] << 16) | | |
7254 | (mac_addr[4] << 8) | mac_addr[5]; | |
7255 | EMAC_WR(bp, EMAC_REG_EMAC_MAC_MATCH + entry + 4, val); | |
7256 | ||
7257 | reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_EN; | |
7258 | ||
7259 | } else | |
7260 | reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_DIS; | |
da5a662a | 7261 | |
34f80b04 EG |
7262 | /* Close multi and leading connections |
7263 | Completions for ramrods are collected in a synchronous way */ | |
a2fbb9ea ET |
7264 | for_each_nondefault_queue(bp, i) |
7265 | if (bnx2x_stop_multi(bp, i)) | |
228241eb | 7266 | goto unload_error; |
a2fbb9ea | 7267 | |
da5a662a VZ |
7268 | rc = bnx2x_stop_leading(bp); |
7269 | if (rc) { | |
34f80b04 | 7270 | BNX2X_ERR("Stop leading failed!\n"); |
da5a662a | 7271 | #ifdef BNX2X_STOP_ON_ERROR |
34f80b04 | 7272 | return -EBUSY; |
da5a662a VZ |
7273 | #else |
7274 | goto unload_error; | |
34f80b04 | 7275 | #endif |
228241eb ET |
7276 | } |
7277 | ||
7278 | unload_error: | |
34f80b04 | 7279 | if (!BP_NOMCP(bp)) |
228241eb | 7280 | reset_code = bnx2x_fw_command(bp, reset_code); |
34f80b04 EG |
7281 | else { |
7282 | DP(NETIF_MSG_IFDOWN, "NO MCP load counts %d, %d, %d\n", | |
7283 | load_count[0], load_count[1], load_count[2]); | |
7284 | load_count[0]--; | |
da5a662a | 7285 | load_count[1 + port]--; |
34f80b04 EG |
7286 | DP(NETIF_MSG_IFDOWN, "NO MCP new load counts %d, %d, %d\n", |
7287 | load_count[0], load_count[1], load_count[2]); | |
7288 | if (load_count[0] == 0) | |
7289 | reset_code = FW_MSG_CODE_DRV_UNLOAD_COMMON; | |
da5a662a | 7290 | else if (load_count[1 + port] == 0) |
34f80b04 EG |
7291 | reset_code = FW_MSG_CODE_DRV_UNLOAD_PORT; |
7292 | else | |
7293 | reset_code = FW_MSG_CODE_DRV_UNLOAD_FUNCTION; | |
7294 | } | |
a2fbb9ea | 7295 | |
34f80b04 EG |
7296 | if ((reset_code == FW_MSG_CODE_DRV_UNLOAD_COMMON) || |
7297 | (reset_code == FW_MSG_CODE_DRV_UNLOAD_PORT)) | |
7298 | bnx2x__link_reset(bp); | |
a2fbb9ea ET |
7299 | |
7300 | /* Reset the chip */ | |
228241eb | 7301 | bnx2x_reset_chip(bp, reset_code); |
a2fbb9ea ET |
7302 | |
7303 | /* Report UNLOAD_DONE to MCP */ | |
34f80b04 | 7304 | if (!BP_NOMCP(bp)) |
a2fbb9ea | 7305 | bnx2x_fw_command(bp, DRV_MSG_CODE_UNLOAD_DONE); |
9a035440 | 7306 | bp->port.pmf = 0; |
a2fbb9ea | 7307 | |
7a9b2557 | 7308 | /* Free SKBs, SGEs, TPA pool and driver internals */ |
a2fbb9ea | 7309 | bnx2x_free_skbs(bp); |
555f6c78 | 7310 | for_each_rx_queue(bp, i) |
3196a88a | 7311 | bnx2x_free_rx_sge_range(bp, bp->fp + i, NUM_RX_SGE); |
555f6c78 | 7312 | for_each_rx_queue(bp, i) |
7cde1c8b | 7313 | netif_napi_del(&bnx2x_fp(bp, i, napi)); |
a2fbb9ea ET |
7314 | bnx2x_free_mem(bp); |
7315 | ||
7316 | bp->state = BNX2X_STATE_CLOSED; | |
228241eb | 7317 | |
a2fbb9ea ET |
7318 | netif_carrier_off(bp->dev); |
7319 | ||
7320 | return 0; | |
7321 | } | |
7322 | ||
34f80b04 EG |
7323 | static void bnx2x_reset_task(struct work_struct *work) |
7324 | { | |
7325 | struct bnx2x *bp = container_of(work, struct bnx2x, reset_task); | |
7326 | ||
7327 | #ifdef BNX2X_STOP_ON_ERROR | |
7328 | BNX2X_ERR("reset task called but STOP_ON_ERROR defined" | |
7329 | " so reset not done to allow debug dump,\n" | |
7330 | KERN_ERR " you will need to reboot when done\n"); | |
7331 | return; | |
7332 | #endif | |
7333 | ||
7334 | rtnl_lock(); | |
7335 | ||
7336 | if (!netif_running(bp->dev)) | |
7337 | goto reset_task_exit; | |
7338 | ||
7339 | bnx2x_nic_unload(bp, UNLOAD_NORMAL); | |
7340 | bnx2x_nic_load(bp, LOAD_NORMAL); | |
7341 | ||
7342 | reset_task_exit: | |
7343 | rtnl_unlock(); | |
7344 | } | |
7345 | ||
a2fbb9ea ET |
7346 | /* end of nic load/unload */ |
7347 | ||
7348 | /* ethtool_ops */ | |
7349 | ||
7350 | /* | |
7351 | * Init service functions | |
7352 | */ | |
7353 | ||
f1ef27ef EG |
7354 | static inline u32 bnx2x_get_pretend_reg(struct bnx2x *bp, int func) |
7355 | { | |
7356 | switch (func) { | |
7357 | case 0: return PXP2_REG_PGL_PRETEND_FUNC_F0; | |
7358 | case 1: return PXP2_REG_PGL_PRETEND_FUNC_F1; | |
7359 | case 2: return PXP2_REG_PGL_PRETEND_FUNC_F2; | |
7360 | case 3: return PXP2_REG_PGL_PRETEND_FUNC_F3; | |
7361 | case 4: return PXP2_REG_PGL_PRETEND_FUNC_F4; | |
7362 | case 5: return PXP2_REG_PGL_PRETEND_FUNC_F5; | |
7363 | case 6: return PXP2_REG_PGL_PRETEND_FUNC_F6; | |
7364 | case 7: return PXP2_REG_PGL_PRETEND_FUNC_F7; | |
7365 | default: | |
7366 | BNX2X_ERR("Unsupported function index: %d\n", func); | |
7367 | return (u32)(-1); | |
7368 | } | |
7369 | } | |
7370 | ||
7371 | static void bnx2x_undi_int_disable_e1h(struct bnx2x *bp, int orig_func) | |
7372 | { | |
7373 | u32 reg = bnx2x_get_pretend_reg(bp, orig_func), new_val; | |
7374 | ||
7375 | /* Flush all outstanding writes */ | |
7376 | mmiowb(); | |
7377 | ||
7378 | /* Pretend to be function 0 */ | |
7379 | REG_WR(bp, reg, 0); | |
7380 | /* Flush the GRC transaction (in the chip) */ | |
7381 | new_val = REG_RD(bp, reg); | |
7382 | if (new_val != 0) { | |
7383 | BNX2X_ERR("Hmmm... Pretend register wasn't updated: (0,%d)!\n", | |
7384 | new_val); | |
7385 | BUG(); | |
7386 | } | |
7387 | ||
7388 | /* From now we are in the "like-E1" mode */ | |
7389 | bnx2x_int_disable(bp); | |
7390 | ||
7391 | /* Flush all outstanding writes */ | |
7392 | mmiowb(); | |
7393 | ||
7394 | /* Restore the original funtion settings */ | |
7395 | REG_WR(bp, reg, orig_func); | |
7396 | new_val = REG_RD(bp, reg); | |
7397 | if (new_val != orig_func) { | |
7398 | BNX2X_ERR("Hmmm... Pretend register wasn't updated: (%d,%d)!\n", | |
7399 | orig_func, new_val); | |
7400 | BUG(); | |
7401 | } | |
7402 | } | |
7403 | ||
7404 | static inline void bnx2x_undi_int_disable(struct bnx2x *bp, int func) | |
7405 | { | |
7406 | if (CHIP_IS_E1H(bp)) | |
7407 | bnx2x_undi_int_disable_e1h(bp, func); | |
7408 | else | |
7409 | bnx2x_int_disable(bp); | |
7410 | } | |
7411 | ||
34f80b04 EG |
7412 | static void __devinit bnx2x_undi_unload(struct bnx2x *bp) |
7413 | { | |
7414 | u32 val; | |
7415 | ||
7416 | /* Check if there is any driver already loaded */ | |
7417 | val = REG_RD(bp, MISC_REG_UNPREPARED); | |
7418 | if (val == 0x1) { | |
7419 | /* Check if it is the UNDI driver | |
7420 | * UNDI driver initializes CID offset for normal bell to 0x7 | |
7421 | */ | |
4a37fb66 | 7422 | bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_UNDI); |
34f80b04 EG |
7423 | val = REG_RD(bp, DORQ_REG_NORM_CID_OFST); |
7424 | if (val == 0x7) { | |
7425 | u32 reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_DIS; | |
da5a662a | 7426 | /* save our func */ |
34f80b04 | 7427 | int func = BP_FUNC(bp); |
da5a662a VZ |
7428 | u32 swap_en; |
7429 | u32 swap_val; | |
34f80b04 | 7430 | |
b4661739 EG |
7431 | /* clear the UNDI indication */ |
7432 | REG_WR(bp, DORQ_REG_NORM_CID_OFST, 0); | |
7433 | ||
34f80b04 EG |
7434 | BNX2X_DEV_INFO("UNDI is active! reset device\n"); |
7435 | ||
7436 | /* try unload UNDI on port 0 */ | |
7437 | bp->func = 0; | |
da5a662a VZ |
7438 | bp->fw_seq = |
7439 | (SHMEM_RD(bp, func_mb[bp->func].drv_mb_header) & | |
7440 | DRV_MSG_SEQ_NUMBER_MASK); | |
34f80b04 | 7441 | reset_code = bnx2x_fw_command(bp, reset_code); |
34f80b04 EG |
7442 | |
7443 | /* if UNDI is loaded on the other port */ | |
7444 | if (reset_code != FW_MSG_CODE_DRV_UNLOAD_COMMON) { | |
7445 | ||
da5a662a VZ |
7446 | /* send "DONE" for previous unload */ |
7447 | bnx2x_fw_command(bp, DRV_MSG_CODE_UNLOAD_DONE); | |
7448 | ||
7449 | /* unload UNDI on port 1 */ | |
34f80b04 | 7450 | bp->func = 1; |
da5a662a VZ |
7451 | bp->fw_seq = |
7452 | (SHMEM_RD(bp, func_mb[bp->func].drv_mb_header) & | |
7453 | DRV_MSG_SEQ_NUMBER_MASK); | |
7454 | reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_DIS; | |
7455 | ||
7456 | bnx2x_fw_command(bp, reset_code); | |
34f80b04 EG |
7457 | } |
7458 | ||
b4661739 EG |
7459 | /* now it's safe to release the lock */ |
7460 | bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_UNDI); | |
7461 | ||
f1ef27ef | 7462 | bnx2x_undi_int_disable(bp, func); |
da5a662a VZ |
7463 | |
7464 | /* close input traffic and wait for it */ | |
7465 | /* Do not rcv packets to BRB */ | |
7466 | REG_WR(bp, | |
7467 | (BP_PORT(bp) ? NIG_REG_LLH1_BRB1_DRV_MASK : | |
7468 | NIG_REG_LLH0_BRB1_DRV_MASK), 0x0); | |
7469 | /* Do not direct rcv packets that are not for MCP to | |
7470 | * the BRB */ | |
7471 | REG_WR(bp, | |
7472 | (BP_PORT(bp) ? NIG_REG_LLH1_BRB1_NOT_MCP : | |
7473 | NIG_REG_LLH0_BRB1_NOT_MCP), 0x0); | |
7474 | /* clear AEU */ | |
7475 | REG_WR(bp, | |
7476 | (BP_PORT(bp) ? MISC_REG_AEU_MASK_ATTN_FUNC_1 : | |
7477 | MISC_REG_AEU_MASK_ATTN_FUNC_0), 0); | |
7478 | msleep(10); | |
7479 | ||
7480 | /* save NIG port swap info */ | |
7481 | swap_val = REG_RD(bp, NIG_REG_PORT_SWAP); | |
7482 | swap_en = REG_RD(bp, NIG_REG_STRAP_OVERRIDE); | |
34f80b04 EG |
7483 | /* reset device */ |
7484 | REG_WR(bp, | |
7485 | GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_CLEAR, | |
da5a662a | 7486 | 0xd3ffffff); |
34f80b04 EG |
7487 | REG_WR(bp, |
7488 | GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_CLEAR, | |
7489 | 0x1403); | |
da5a662a VZ |
7490 | /* take the NIG out of reset and restore swap values */ |
7491 | REG_WR(bp, | |
7492 | GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_SET, | |
7493 | MISC_REGISTERS_RESET_REG_1_RST_NIG); | |
7494 | REG_WR(bp, NIG_REG_PORT_SWAP, swap_val); | |
7495 | REG_WR(bp, NIG_REG_STRAP_OVERRIDE, swap_en); | |
7496 | ||
7497 | /* send unload done to the MCP */ | |
7498 | bnx2x_fw_command(bp, DRV_MSG_CODE_UNLOAD_DONE); | |
7499 | ||
7500 | /* restore our func and fw_seq */ | |
7501 | bp->func = func; | |
7502 | bp->fw_seq = | |
7503 | (SHMEM_RD(bp, func_mb[bp->func].drv_mb_header) & | |
7504 | DRV_MSG_SEQ_NUMBER_MASK); | |
b4661739 EG |
7505 | |
7506 | } else | |
7507 | bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_UNDI); | |
34f80b04 EG |
7508 | } |
7509 | } | |
7510 | ||
7511 | static void __devinit bnx2x_get_common_hwinfo(struct bnx2x *bp) | |
7512 | { | |
7513 | u32 val, val2, val3, val4, id; | |
72ce58c3 | 7514 | u16 pmc; |
34f80b04 EG |
7515 | |
7516 | /* Get the chip revision id and number. */ | |
7517 | /* chip num:16-31, rev:12-15, metal:4-11, bond_id:0-3 */ | |
7518 | val = REG_RD(bp, MISC_REG_CHIP_NUM); | |
7519 | id = ((val & 0xffff) << 16); | |
7520 | val = REG_RD(bp, MISC_REG_CHIP_REV); | |
7521 | id |= ((val & 0xf) << 12); | |
7522 | val = REG_RD(bp, MISC_REG_CHIP_METAL); | |
7523 | id |= ((val & 0xff) << 4); | |
5a40e08e | 7524 | val = REG_RD(bp, MISC_REG_BOND_ID); |
34f80b04 EG |
7525 | id |= (val & 0xf); |
7526 | bp->common.chip_id = id; | |
7527 | bp->link_params.chip_id = bp->common.chip_id; | |
7528 | BNX2X_DEV_INFO("chip ID is 0x%x\n", id); | |
7529 | ||
1c06328c EG |
7530 | val = (REG_RD(bp, 0x2874) & 0x55); |
7531 | if ((bp->common.chip_id & 0x1) || | |
7532 | (CHIP_IS_E1(bp) && val) || (CHIP_IS_E1H(bp) && (val == 0x55))) { | |
7533 | bp->flags |= ONE_PORT_FLAG; | |
7534 | BNX2X_DEV_INFO("single port device\n"); | |
7535 | } | |
7536 | ||
34f80b04 EG |
7537 | val = REG_RD(bp, MCP_REG_MCPR_NVM_CFG4); |
7538 | bp->common.flash_size = (NVRAM_1MB_SIZE << | |
7539 | (val & MCPR_NVM_CFG4_FLASH_SIZE)); | |
7540 | BNX2X_DEV_INFO("flash_size 0x%x (%d)\n", | |
7541 | bp->common.flash_size, bp->common.flash_size); | |
7542 | ||
7543 | bp->common.shmem_base = REG_RD(bp, MISC_REG_SHARED_MEM_ADDR); | |
7544 | bp->link_params.shmem_base = bp->common.shmem_base; | |
7545 | BNX2X_DEV_INFO("shmem offset is 0x%x\n", bp->common.shmem_base); | |
7546 | ||
7547 | if (!bp->common.shmem_base || | |
7548 | (bp->common.shmem_base < 0xA0000) || | |
7549 | (bp->common.shmem_base >= 0xC0000)) { | |
7550 | BNX2X_DEV_INFO("MCP not active\n"); | |
7551 | bp->flags |= NO_MCP_FLAG; | |
7552 | return; | |
7553 | } | |
7554 | ||
7555 | val = SHMEM_RD(bp, validity_map[BP_PORT(bp)]); | |
7556 | if ((val & (SHR_MEM_VALIDITY_DEV_INFO | SHR_MEM_VALIDITY_MB)) | |
7557 | != (SHR_MEM_VALIDITY_DEV_INFO | SHR_MEM_VALIDITY_MB)) | |
7558 | BNX2X_ERR("BAD MCP validity signature\n"); | |
7559 | ||
7560 | bp->common.hw_config = SHMEM_RD(bp, dev_info.shared_hw_config.config); | |
35b19ba5 | 7561 | BNX2X_DEV_INFO("hw_config 0x%08x\n", bp->common.hw_config); |
34f80b04 EG |
7562 | |
7563 | bp->link_params.hw_led_mode = ((bp->common.hw_config & | |
7564 | SHARED_HW_CFG_LED_MODE_MASK) >> | |
7565 | SHARED_HW_CFG_LED_MODE_SHIFT); | |
7566 | ||
c2c8b03e EG |
7567 | bp->link_params.feature_config_flags = 0; |
7568 | val = SHMEM_RD(bp, dev_info.shared_feature_config.config); | |
7569 | if (val & SHARED_FEAT_CFG_OVERRIDE_PREEMPHASIS_CFG_ENABLED) | |
7570 | bp->link_params.feature_config_flags |= | |
7571 | FEATURE_CONFIG_OVERRIDE_PREEMPHASIS_ENABLED; | |
7572 | else | |
7573 | bp->link_params.feature_config_flags &= | |
7574 | ~FEATURE_CONFIG_OVERRIDE_PREEMPHASIS_ENABLED; | |
7575 | ||
34f80b04 EG |
7576 | val = SHMEM_RD(bp, dev_info.bc_rev) >> 8; |
7577 | bp->common.bc_ver = val; | |
7578 | BNX2X_DEV_INFO("bc_ver %X\n", val); | |
7579 | if (val < BNX2X_BC_VER) { | |
7580 | /* for now only warn | |
7581 | * later we might need to enforce this */ | |
7582 | BNX2X_ERR("This driver needs bc_ver %X but found %X," | |
7583 | " please upgrade BC\n", BNX2X_BC_VER, val); | |
7584 | } | |
72ce58c3 EG |
7585 | |
7586 | if (BP_E1HVN(bp) == 0) { | |
7587 | pci_read_config_word(bp->pdev, bp->pm_cap + PCI_PM_PMC, &pmc); | |
7588 | bp->flags |= (pmc & PCI_PM_CAP_PME_D3cold) ? 0 : NO_WOL_FLAG; | |
7589 | } else { | |
7590 | /* no WOL capability for E1HVN != 0 */ | |
7591 | bp->flags |= NO_WOL_FLAG; | |
7592 | } | |
7593 | BNX2X_DEV_INFO("%sWoL capable\n", | |
7594 | (bp->flags & NO_WOL_FLAG) ? "Not " : ""); | |
34f80b04 EG |
7595 | |
7596 | val = SHMEM_RD(bp, dev_info.shared_hw_config.part_num); | |
7597 | val2 = SHMEM_RD(bp, dev_info.shared_hw_config.part_num[4]); | |
7598 | val3 = SHMEM_RD(bp, dev_info.shared_hw_config.part_num[8]); | |
7599 | val4 = SHMEM_RD(bp, dev_info.shared_hw_config.part_num[12]); | |
7600 | ||
7601 | printk(KERN_INFO PFX "part number %X-%X-%X-%X\n", | |
7602 | val, val2, val3, val4); | |
7603 | } | |
7604 | ||
7605 | static void __devinit bnx2x_link_settings_supported(struct bnx2x *bp, | |
7606 | u32 switch_cfg) | |
a2fbb9ea | 7607 | { |
34f80b04 | 7608 | int port = BP_PORT(bp); |
a2fbb9ea ET |
7609 | u32 ext_phy_type; |
7610 | ||
a2fbb9ea ET |
7611 | switch (switch_cfg) { |
7612 | case SWITCH_CFG_1G: | |
7613 | BNX2X_DEV_INFO("switch_cfg 0x%x (1G)\n", switch_cfg); | |
7614 | ||
c18487ee YR |
7615 | ext_phy_type = |
7616 | SERDES_EXT_PHY_TYPE(bp->link_params.ext_phy_config); | |
a2fbb9ea ET |
7617 | switch (ext_phy_type) { |
7618 | case PORT_HW_CFG_SERDES_EXT_PHY_TYPE_DIRECT: | |
7619 | BNX2X_DEV_INFO("ext_phy_type 0x%x (Direct)\n", | |
7620 | ext_phy_type); | |
7621 | ||
34f80b04 EG |
7622 | bp->port.supported |= (SUPPORTED_10baseT_Half | |
7623 | SUPPORTED_10baseT_Full | | |
7624 | SUPPORTED_100baseT_Half | | |
7625 | SUPPORTED_100baseT_Full | | |
7626 | SUPPORTED_1000baseT_Full | | |
7627 | SUPPORTED_2500baseX_Full | | |
7628 | SUPPORTED_TP | | |
7629 | SUPPORTED_FIBRE | | |
7630 | SUPPORTED_Autoneg | | |
7631 | SUPPORTED_Pause | | |
7632 | SUPPORTED_Asym_Pause); | |
a2fbb9ea ET |
7633 | break; |
7634 | ||
7635 | case PORT_HW_CFG_SERDES_EXT_PHY_TYPE_BCM5482: | |
7636 | BNX2X_DEV_INFO("ext_phy_type 0x%x (5482)\n", | |
7637 | ext_phy_type); | |
7638 | ||
34f80b04 EG |
7639 | bp->port.supported |= (SUPPORTED_10baseT_Half | |
7640 | SUPPORTED_10baseT_Full | | |
7641 | SUPPORTED_100baseT_Half | | |
7642 | SUPPORTED_100baseT_Full | | |
7643 | SUPPORTED_1000baseT_Full | | |
7644 | SUPPORTED_TP | | |
7645 | SUPPORTED_FIBRE | | |
7646 | SUPPORTED_Autoneg | | |
7647 | SUPPORTED_Pause | | |
7648 | SUPPORTED_Asym_Pause); | |
a2fbb9ea ET |
7649 | break; |
7650 | ||
7651 | default: | |
7652 | BNX2X_ERR("NVRAM config error. " | |
7653 | "BAD SerDes ext_phy_config 0x%x\n", | |
c18487ee | 7654 | bp->link_params.ext_phy_config); |
a2fbb9ea ET |
7655 | return; |
7656 | } | |
7657 | ||
34f80b04 EG |
7658 | bp->port.phy_addr = REG_RD(bp, NIG_REG_SERDES0_CTRL_PHY_ADDR + |
7659 | port*0x10); | |
7660 | BNX2X_DEV_INFO("phy_addr 0x%x\n", bp->port.phy_addr); | |
a2fbb9ea ET |
7661 | break; |
7662 | ||
7663 | case SWITCH_CFG_10G: | |
7664 | BNX2X_DEV_INFO("switch_cfg 0x%x (10G)\n", switch_cfg); | |
7665 | ||
c18487ee YR |
7666 | ext_phy_type = |
7667 | XGXS_EXT_PHY_TYPE(bp->link_params.ext_phy_config); | |
a2fbb9ea ET |
7668 | switch (ext_phy_type) { |
7669 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT: | |
7670 | BNX2X_DEV_INFO("ext_phy_type 0x%x (Direct)\n", | |
7671 | ext_phy_type); | |
7672 | ||
34f80b04 EG |
7673 | bp->port.supported |= (SUPPORTED_10baseT_Half | |
7674 | SUPPORTED_10baseT_Full | | |
7675 | SUPPORTED_100baseT_Half | | |
7676 | SUPPORTED_100baseT_Full | | |
7677 | SUPPORTED_1000baseT_Full | | |
7678 | SUPPORTED_2500baseX_Full | | |
7679 | SUPPORTED_10000baseT_Full | | |
7680 | SUPPORTED_TP | | |
7681 | SUPPORTED_FIBRE | | |
7682 | SUPPORTED_Autoneg | | |
7683 | SUPPORTED_Pause | | |
7684 | SUPPORTED_Asym_Pause); | |
a2fbb9ea ET |
7685 | break; |
7686 | ||
589abe3a EG |
7687 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8072: |
7688 | BNX2X_DEV_INFO("ext_phy_type 0x%x (8072)\n", | |
34f80b04 | 7689 | ext_phy_type); |
f1410647 | 7690 | |
34f80b04 | 7691 | bp->port.supported |= (SUPPORTED_10000baseT_Full | |
589abe3a | 7692 | SUPPORTED_1000baseT_Full | |
34f80b04 | 7693 | SUPPORTED_FIBRE | |
589abe3a | 7694 | SUPPORTED_Autoneg | |
34f80b04 EG |
7695 | SUPPORTED_Pause | |
7696 | SUPPORTED_Asym_Pause); | |
f1410647 ET |
7697 | break; |
7698 | ||
589abe3a EG |
7699 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073: |
7700 | BNX2X_DEV_INFO("ext_phy_type 0x%x (8073)\n", | |
f1410647 ET |
7701 | ext_phy_type); |
7702 | ||
34f80b04 | 7703 | bp->port.supported |= (SUPPORTED_10000baseT_Full | |
589abe3a | 7704 | SUPPORTED_2500baseX_Full | |
34f80b04 | 7705 | SUPPORTED_1000baseT_Full | |
589abe3a EG |
7706 | SUPPORTED_FIBRE | |
7707 | SUPPORTED_Autoneg | | |
7708 | SUPPORTED_Pause | | |
7709 | SUPPORTED_Asym_Pause); | |
7710 | break; | |
7711 | ||
7712 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8705: | |
7713 | BNX2X_DEV_INFO("ext_phy_type 0x%x (8705)\n", | |
7714 | ext_phy_type); | |
7715 | ||
7716 | bp->port.supported |= (SUPPORTED_10000baseT_Full | | |
34f80b04 EG |
7717 | SUPPORTED_FIBRE | |
7718 | SUPPORTED_Pause | | |
7719 | SUPPORTED_Asym_Pause); | |
f1410647 ET |
7720 | break; |
7721 | ||
589abe3a EG |
7722 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8706: |
7723 | BNX2X_DEV_INFO("ext_phy_type 0x%x (8706)\n", | |
a2fbb9ea ET |
7724 | ext_phy_type); |
7725 | ||
34f80b04 EG |
7726 | bp->port.supported |= (SUPPORTED_10000baseT_Full | |
7727 | SUPPORTED_1000baseT_Full | | |
7728 | SUPPORTED_FIBRE | | |
34f80b04 EG |
7729 | SUPPORTED_Pause | |
7730 | SUPPORTED_Asym_Pause); | |
f1410647 ET |
7731 | break; |
7732 | ||
589abe3a EG |
7733 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726: |
7734 | BNX2X_DEV_INFO("ext_phy_type 0x%x (8726)\n", | |
c18487ee YR |
7735 | ext_phy_type); |
7736 | ||
34f80b04 | 7737 | bp->port.supported |= (SUPPORTED_10000baseT_Full | |
34f80b04 | 7738 | SUPPORTED_1000baseT_Full | |
34f80b04 | 7739 | SUPPORTED_Autoneg | |
589abe3a | 7740 | SUPPORTED_FIBRE | |
34f80b04 EG |
7741 | SUPPORTED_Pause | |
7742 | SUPPORTED_Asym_Pause); | |
c18487ee YR |
7743 | break; |
7744 | ||
f1410647 ET |
7745 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101: |
7746 | BNX2X_DEV_INFO("ext_phy_type 0x%x (SFX7101)\n", | |
7747 | ext_phy_type); | |
7748 | ||
34f80b04 EG |
7749 | bp->port.supported |= (SUPPORTED_10000baseT_Full | |
7750 | SUPPORTED_TP | | |
7751 | SUPPORTED_Autoneg | | |
7752 | SUPPORTED_Pause | | |
7753 | SUPPORTED_Asym_Pause); | |
a2fbb9ea ET |
7754 | break; |
7755 | ||
28577185 EG |
7756 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8481: |
7757 | BNX2X_DEV_INFO("ext_phy_type 0x%x (BCM8481)\n", | |
7758 | ext_phy_type); | |
7759 | ||
7760 | bp->port.supported |= (SUPPORTED_10baseT_Half | | |
7761 | SUPPORTED_10baseT_Full | | |
7762 | SUPPORTED_100baseT_Half | | |
7763 | SUPPORTED_100baseT_Full | | |
7764 | SUPPORTED_1000baseT_Full | | |
7765 | SUPPORTED_10000baseT_Full | | |
7766 | SUPPORTED_TP | | |
7767 | SUPPORTED_Autoneg | | |
7768 | SUPPORTED_Pause | | |
7769 | SUPPORTED_Asym_Pause); | |
7770 | break; | |
7771 | ||
c18487ee YR |
7772 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_FAILURE: |
7773 | BNX2X_ERR("XGXS PHY Failure detected 0x%x\n", | |
7774 | bp->link_params.ext_phy_config); | |
7775 | break; | |
7776 | ||
a2fbb9ea ET |
7777 | default: |
7778 | BNX2X_ERR("NVRAM config error. " | |
7779 | "BAD XGXS ext_phy_config 0x%x\n", | |
c18487ee | 7780 | bp->link_params.ext_phy_config); |
a2fbb9ea ET |
7781 | return; |
7782 | } | |
7783 | ||
34f80b04 EG |
7784 | bp->port.phy_addr = REG_RD(bp, NIG_REG_XGXS0_CTRL_PHY_ADDR + |
7785 | port*0x18); | |
7786 | BNX2X_DEV_INFO("phy_addr 0x%x\n", bp->port.phy_addr); | |
a2fbb9ea | 7787 | |
a2fbb9ea ET |
7788 | break; |
7789 | ||
7790 | default: | |
7791 | BNX2X_ERR("BAD switch_cfg link_config 0x%x\n", | |
34f80b04 | 7792 | bp->port.link_config); |
a2fbb9ea ET |
7793 | return; |
7794 | } | |
34f80b04 | 7795 | bp->link_params.phy_addr = bp->port.phy_addr; |
a2fbb9ea ET |
7796 | |
7797 | /* mask what we support according to speed_cap_mask */ | |
c18487ee YR |
7798 | if (!(bp->link_params.speed_cap_mask & |
7799 | PORT_HW_CFG_SPEED_CAPABILITY_D0_10M_HALF)) | |
34f80b04 | 7800 | bp->port.supported &= ~SUPPORTED_10baseT_Half; |
a2fbb9ea | 7801 | |
c18487ee YR |
7802 | if (!(bp->link_params.speed_cap_mask & |
7803 | PORT_HW_CFG_SPEED_CAPABILITY_D0_10M_FULL)) | |
34f80b04 | 7804 | bp->port.supported &= ~SUPPORTED_10baseT_Full; |
a2fbb9ea | 7805 | |
c18487ee YR |
7806 | if (!(bp->link_params.speed_cap_mask & |
7807 | PORT_HW_CFG_SPEED_CAPABILITY_D0_100M_HALF)) | |
34f80b04 | 7808 | bp->port.supported &= ~SUPPORTED_100baseT_Half; |
a2fbb9ea | 7809 | |
c18487ee YR |
7810 | if (!(bp->link_params.speed_cap_mask & |
7811 | PORT_HW_CFG_SPEED_CAPABILITY_D0_100M_FULL)) | |
34f80b04 | 7812 | bp->port.supported &= ~SUPPORTED_100baseT_Full; |
a2fbb9ea | 7813 | |
c18487ee YR |
7814 | if (!(bp->link_params.speed_cap_mask & |
7815 | PORT_HW_CFG_SPEED_CAPABILITY_D0_1G)) | |
34f80b04 EG |
7816 | bp->port.supported &= ~(SUPPORTED_1000baseT_Half | |
7817 | SUPPORTED_1000baseT_Full); | |
a2fbb9ea | 7818 | |
c18487ee YR |
7819 | if (!(bp->link_params.speed_cap_mask & |
7820 | PORT_HW_CFG_SPEED_CAPABILITY_D0_2_5G)) | |
34f80b04 | 7821 | bp->port.supported &= ~SUPPORTED_2500baseX_Full; |
a2fbb9ea | 7822 | |
c18487ee YR |
7823 | if (!(bp->link_params.speed_cap_mask & |
7824 | PORT_HW_CFG_SPEED_CAPABILITY_D0_10G)) | |
34f80b04 | 7825 | bp->port.supported &= ~SUPPORTED_10000baseT_Full; |
a2fbb9ea | 7826 | |
34f80b04 | 7827 | BNX2X_DEV_INFO("supported 0x%x\n", bp->port.supported); |
a2fbb9ea ET |
7828 | } |
7829 | ||
34f80b04 | 7830 | static void __devinit bnx2x_link_settings_requested(struct bnx2x *bp) |
a2fbb9ea | 7831 | { |
c18487ee | 7832 | bp->link_params.req_duplex = DUPLEX_FULL; |
a2fbb9ea | 7833 | |
34f80b04 | 7834 | switch (bp->port.link_config & PORT_FEATURE_LINK_SPEED_MASK) { |
a2fbb9ea | 7835 | case PORT_FEATURE_LINK_SPEED_AUTO: |
34f80b04 | 7836 | if (bp->port.supported & SUPPORTED_Autoneg) { |
c18487ee | 7837 | bp->link_params.req_line_speed = SPEED_AUTO_NEG; |
34f80b04 | 7838 | bp->port.advertising = bp->port.supported; |
a2fbb9ea | 7839 | } else { |
c18487ee YR |
7840 | u32 ext_phy_type = |
7841 | XGXS_EXT_PHY_TYPE(bp->link_params.ext_phy_config); | |
7842 | ||
7843 | if ((ext_phy_type == | |
7844 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8705) || | |
7845 | (ext_phy_type == | |
7846 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8706)) { | |
a2fbb9ea | 7847 | /* force 10G, no AN */ |
c18487ee | 7848 | bp->link_params.req_line_speed = SPEED_10000; |
34f80b04 | 7849 | bp->port.advertising = |
a2fbb9ea ET |
7850 | (ADVERTISED_10000baseT_Full | |
7851 | ADVERTISED_FIBRE); | |
7852 | break; | |
7853 | } | |
7854 | BNX2X_ERR("NVRAM config error. " | |
7855 | "Invalid link_config 0x%x" | |
7856 | " Autoneg not supported\n", | |
34f80b04 | 7857 | bp->port.link_config); |
a2fbb9ea ET |
7858 | return; |
7859 | } | |
7860 | break; | |
7861 | ||
7862 | case PORT_FEATURE_LINK_SPEED_10M_FULL: | |
34f80b04 | 7863 | if (bp->port.supported & SUPPORTED_10baseT_Full) { |
c18487ee | 7864 | bp->link_params.req_line_speed = SPEED_10; |
34f80b04 EG |
7865 | bp->port.advertising = (ADVERTISED_10baseT_Full | |
7866 | ADVERTISED_TP); | |
a2fbb9ea ET |
7867 | } else { |
7868 | BNX2X_ERR("NVRAM config error. " | |
7869 | "Invalid link_config 0x%x" | |
7870 | " speed_cap_mask 0x%x\n", | |
34f80b04 | 7871 | bp->port.link_config, |
c18487ee | 7872 | bp->link_params.speed_cap_mask); |
a2fbb9ea ET |
7873 | return; |
7874 | } | |
7875 | break; | |
7876 | ||
7877 | case PORT_FEATURE_LINK_SPEED_10M_HALF: | |
34f80b04 | 7878 | if (bp->port.supported & SUPPORTED_10baseT_Half) { |
c18487ee YR |
7879 | bp->link_params.req_line_speed = SPEED_10; |
7880 | bp->link_params.req_duplex = DUPLEX_HALF; | |
34f80b04 EG |
7881 | bp->port.advertising = (ADVERTISED_10baseT_Half | |
7882 | ADVERTISED_TP); | |
a2fbb9ea ET |
7883 | } else { |
7884 | BNX2X_ERR("NVRAM config error. " | |
7885 | "Invalid link_config 0x%x" | |
7886 | " speed_cap_mask 0x%x\n", | |
34f80b04 | 7887 | bp->port.link_config, |
c18487ee | 7888 | bp->link_params.speed_cap_mask); |
a2fbb9ea ET |
7889 | return; |
7890 | } | |
7891 | break; | |
7892 | ||
7893 | case PORT_FEATURE_LINK_SPEED_100M_FULL: | |
34f80b04 | 7894 | if (bp->port.supported & SUPPORTED_100baseT_Full) { |
c18487ee | 7895 | bp->link_params.req_line_speed = SPEED_100; |
34f80b04 EG |
7896 | bp->port.advertising = (ADVERTISED_100baseT_Full | |
7897 | ADVERTISED_TP); | |
a2fbb9ea ET |
7898 | } else { |
7899 | BNX2X_ERR("NVRAM config error. " | |
7900 | "Invalid link_config 0x%x" | |
7901 | " speed_cap_mask 0x%x\n", | |
34f80b04 | 7902 | bp->port.link_config, |
c18487ee | 7903 | bp->link_params.speed_cap_mask); |
a2fbb9ea ET |
7904 | return; |
7905 | } | |
7906 | break; | |
7907 | ||
7908 | case PORT_FEATURE_LINK_SPEED_100M_HALF: | |
34f80b04 | 7909 | if (bp->port.supported & SUPPORTED_100baseT_Half) { |
c18487ee YR |
7910 | bp->link_params.req_line_speed = SPEED_100; |
7911 | bp->link_params.req_duplex = DUPLEX_HALF; | |
34f80b04 EG |
7912 | bp->port.advertising = (ADVERTISED_100baseT_Half | |
7913 | ADVERTISED_TP); | |
a2fbb9ea ET |
7914 | } else { |
7915 | BNX2X_ERR("NVRAM config error. " | |
7916 | "Invalid link_config 0x%x" | |
7917 | " speed_cap_mask 0x%x\n", | |
34f80b04 | 7918 | bp->port.link_config, |
c18487ee | 7919 | bp->link_params.speed_cap_mask); |
a2fbb9ea ET |
7920 | return; |
7921 | } | |
7922 | break; | |
7923 | ||
7924 | case PORT_FEATURE_LINK_SPEED_1G: | |
34f80b04 | 7925 | if (bp->port.supported & SUPPORTED_1000baseT_Full) { |
c18487ee | 7926 | bp->link_params.req_line_speed = SPEED_1000; |
34f80b04 EG |
7927 | bp->port.advertising = (ADVERTISED_1000baseT_Full | |
7928 | ADVERTISED_TP); | |
a2fbb9ea ET |
7929 | } else { |
7930 | BNX2X_ERR("NVRAM config error. " | |
7931 | "Invalid link_config 0x%x" | |
7932 | " speed_cap_mask 0x%x\n", | |
34f80b04 | 7933 | bp->port.link_config, |
c18487ee | 7934 | bp->link_params.speed_cap_mask); |
a2fbb9ea ET |
7935 | return; |
7936 | } | |
7937 | break; | |
7938 | ||
7939 | case PORT_FEATURE_LINK_SPEED_2_5G: | |
34f80b04 | 7940 | if (bp->port.supported & SUPPORTED_2500baseX_Full) { |
c18487ee | 7941 | bp->link_params.req_line_speed = SPEED_2500; |
34f80b04 EG |
7942 | bp->port.advertising = (ADVERTISED_2500baseX_Full | |
7943 | ADVERTISED_TP); | |
a2fbb9ea ET |
7944 | } else { |
7945 | BNX2X_ERR("NVRAM config error. " | |
7946 | "Invalid link_config 0x%x" | |
7947 | " speed_cap_mask 0x%x\n", | |
34f80b04 | 7948 | bp->port.link_config, |
c18487ee | 7949 | bp->link_params.speed_cap_mask); |
a2fbb9ea ET |
7950 | return; |
7951 | } | |
7952 | break; | |
7953 | ||
7954 | case PORT_FEATURE_LINK_SPEED_10G_CX4: | |
7955 | case PORT_FEATURE_LINK_SPEED_10G_KX4: | |
7956 | case PORT_FEATURE_LINK_SPEED_10G_KR: | |
34f80b04 | 7957 | if (bp->port.supported & SUPPORTED_10000baseT_Full) { |
c18487ee | 7958 | bp->link_params.req_line_speed = SPEED_10000; |
34f80b04 EG |
7959 | bp->port.advertising = (ADVERTISED_10000baseT_Full | |
7960 | ADVERTISED_FIBRE); | |
a2fbb9ea ET |
7961 | } else { |
7962 | BNX2X_ERR("NVRAM config error. " | |
7963 | "Invalid link_config 0x%x" | |
7964 | " speed_cap_mask 0x%x\n", | |
34f80b04 | 7965 | bp->port.link_config, |
c18487ee | 7966 | bp->link_params.speed_cap_mask); |
a2fbb9ea ET |
7967 | return; |
7968 | } | |
7969 | break; | |
7970 | ||
7971 | default: | |
7972 | BNX2X_ERR("NVRAM config error. " | |
7973 | "BAD link speed link_config 0x%x\n", | |
34f80b04 | 7974 | bp->port.link_config); |
c18487ee | 7975 | bp->link_params.req_line_speed = SPEED_AUTO_NEG; |
34f80b04 | 7976 | bp->port.advertising = bp->port.supported; |
a2fbb9ea ET |
7977 | break; |
7978 | } | |
a2fbb9ea | 7979 | |
34f80b04 EG |
7980 | bp->link_params.req_flow_ctrl = (bp->port.link_config & |
7981 | PORT_FEATURE_FLOW_CONTROL_MASK); | |
c0700f90 | 7982 | if ((bp->link_params.req_flow_ctrl == BNX2X_FLOW_CTRL_AUTO) && |
4ab84d45 | 7983 | !(bp->port.supported & SUPPORTED_Autoneg)) |
c0700f90 | 7984 | bp->link_params.req_flow_ctrl = BNX2X_FLOW_CTRL_NONE; |
a2fbb9ea | 7985 | |
c18487ee | 7986 | BNX2X_DEV_INFO("req_line_speed %d req_duplex %d req_flow_ctrl 0x%x" |
f1410647 | 7987 | " advertising 0x%x\n", |
c18487ee YR |
7988 | bp->link_params.req_line_speed, |
7989 | bp->link_params.req_duplex, | |
34f80b04 | 7990 | bp->link_params.req_flow_ctrl, bp->port.advertising); |
a2fbb9ea ET |
7991 | } |
7992 | ||
34f80b04 | 7993 | static void __devinit bnx2x_get_port_hwinfo(struct bnx2x *bp) |
a2fbb9ea | 7994 | { |
34f80b04 EG |
7995 | int port = BP_PORT(bp); |
7996 | u32 val, val2; | |
589abe3a | 7997 | u32 config; |
c2c8b03e | 7998 | u16 i; |
a2fbb9ea | 7999 | |
c18487ee | 8000 | bp->link_params.bp = bp; |
34f80b04 | 8001 | bp->link_params.port = port; |
c18487ee | 8002 | |
c18487ee | 8003 | bp->link_params.lane_config = |
a2fbb9ea | 8004 | SHMEM_RD(bp, dev_info.port_hw_config[port].lane_config); |
c18487ee | 8005 | bp->link_params.ext_phy_config = |
a2fbb9ea ET |
8006 | SHMEM_RD(bp, |
8007 | dev_info.port_hw_config[port].external_phy_config); | |
c18487ee | 8008 | bp->link_params.speed_cap_mask = |
a2fbb9ea ET |
8009 | SHMEM_RD(bp, |
8010 | dev_info.port_hw_config[port].speed_capability_mask); | |
8011 | ||
34f80b04 | 8012 | bp->port.link_config = |
a2fbb9ea ET |
8013 | SHMEM_RD(bp, dev_info.port_feature_config[port].link_config); |
8014 | ||
c2c8b03e EG |
8015 | /* Get the 4 lanes xgxs config rx and tx */ |
8016 | for (i = 0; i < 2; i++) { | |
8017 | val = SHMEM_RD(bp, | |
8018 | dev_info.port_hw_config[port].xgxs_config_rx[i<<1]); | |
8019 | bp->link_params.xgxs_config_rx[i << 1] = ((val>>16) & 0xffff); | |
8020 | bp->link_params.xgxs_config_rx[(i << 1) + 1] = (val & 0xffff); | |
8021 | ||
8022 | val = SHMEM_RD(bp, | |
8023 | dev_info.port_hw_config[port].xgxs_config_tx[i<<1]); | |
8024 | bp->link_params.xgxs_config_tx[i << 1] = ((val>>16) & 0xffff); | |
8025 | bp->link_params.xgxs_config_tx[(i << 1) + 1] = (val & 0xffff); | |
8026 | } | |
8027 | ||
589abe3a EG |
8028 | config = SHMEM_RD(bp, dev_info.port_feature_config[port].config); |
8029 | if (config & PORT_FEAT_CFG_OPT_MDL_ENFRCMNT_ENABLED) | |
8030 | bp->link_params.feature_config_flags |= | |
8031 | FEATURE_CONFIG_MODULE_ENFORCMENT_ENABLED; | |
8032 | else | |
8033 | bp->link_params.feature_config_flags &= | |
8034 | ~FEATURE_CONFIG_MODULE_ENFORCMENT_ENABLED; | |
8035 | ||
3ce2c3f9 EG |
8036 | /* If the device is capable of WoL, set the default state according |
8037 | * to the HW | |
8038 | */ | |
8039 | bp->wol = (!(bp->flags & NO_WOL_FLAG) && | |
8040 | (config & PORT_FEATURE_WOL_ENABLED)); | |
8041 | ||
c2c8b03e EG |
8042 | BNX2X_DEV_INFO("lane_config 0x%08x ext_phy_config 0x%08x" |
8043 | " speed_cap_mask 0x%08x link_config 0x%08x\n", | |
c18487ee YR |
8044 | bp->link_params.lane_config, |
8045 | bp->link_params.ext_phy_config, | |
34f80b04 | 8046 | bp->link_params.speed_cap_mask, bp->port.link_config); |
a2fbb9ea | 8047 | |
34f80b04 | 8048 | bp->link_params.switch_cfg = (bp->port.link_config & |
c18487ee YR |
8049 | PORT_FEATURE_CONNECTED_SWITCH_MASK); |
8050 | bnx2x_link_settings_supported(bp, bp->link_params.switch_cfg); | |
a2fbb9ea ET |
8051 | |
8052 | bnx2x_link_settings_requested(bp); | |
8053 | ||
8054 | val2 = SHMEM_RD(bp, dev_info.port_hw_config[port].mac_upper); | |
8055 | val = SHMEM_RD(bp, dev_info.port_hw_config[port].mac_lower); | |
8056 | bp->dev->dev_addr[0] = (u8)(val2 >> 8 & 0xff); | |
8057 | bp->dev->dev_addr[1] = (u8)(val2 & 0xff); | |
8058 | bp->dev->dev_addr[2] = (u8)(val >> 24 & 0xff); | |
8059 | bp->dev->dev_addr[3] = (u8)(val >> 16 & 0xff); | |
8060 | bp->dev->dev_addr[4] = (u8)(val >> 8 & 0xff); | |
8061 | bp->dev->dev_addr[5] = (u8)(val & 0xff); | |
c18487ee YR |
8062 | memcpy(bp->link_params.mac_addr, bp->dev->dev_addr, ETH_ALEN); |
8063 | memcpy(bp->dev->perm_addr, bp->dev->dev_addr, ETH_ALEN); | |
34f80b04 EG |
8064 | } |
8065 | ||
8066 | static int __devinit bnx2x_get_hwinfo(struct bnx2x *bp) | |
8067 | { | |
8068 | int func = BP_FUNC(bp); | |
8069 | u32 val, val2; | |
8070 | int rc = 0; | |
a2fbb9ea | 8071 | |
34f80b04 | 8072 | bnx2x_get_common_hwinfo(bp); |
a2fbb9ea | 8073 | |
34f80b04 EG |
8074 | bp->e1hov = 0; |
8075 | bp->e1hmf = 0; | |
8076 | if (CHIP_IS_E1H(bp)) { | |
8077 | bp->mf_config = | |
8078 | SHMEM_RD(bp, mf_cfg.func_mf_config[func].config); | |
a2fbb9ea | 8079 | |
3196a88a EG |
8080 | val = (SHMEM_RD(bp, mf_cfg.func_mf_config[func].e1hov_tag) & |
8081 | FUNC_MF_CFG_E1HOV_TAG_MASK); | |
34f80b04 | 8082 | if (val != FUNC_MF_CFG_E1HOV_TAG_DEFAULT) { |
a2fbb9ea | 8083 | |
34f80b04 EG |
8084 | bp->e1hov = val; |
8085 | bp->e1hmf = 1; | |
8086 | BNX2X_DEV_INFO("MF mode E1HOV for func %d is %d " | |
8087 | "(0x%04x)\n", | |
8088 | func, bp->e1hov, bp->e1hov); | |
8089 | } else { | |
8090 | BNX2X_DEV_INFO("Single function mode\n"); | |
8091 | if (BP_E1HVN(bp)) { | |
8092 | BNX2X_ERR("!!! No valid E1HOV for func %d," | |
8093 | " aborting\n", func); | |
8094 | rc = -EPERM; | |
8095 | } | |
8096 | } | |
8097 | } | |
a2fbb9ea | 8098 | |
34f80b04 EG |
8099 | if (!BP_NOMCP(bp)) { |
8100 | bnx2x_get_port_hwinfo(bp); | |
8101 | ||
8102 | bp->fw_seq = (SHMEM_RD(bp, func_mb[func].drv_mb_header) & | |
8103 | DRV_MSG_SEQ_NUMBER_MASK); | |
8104 | BNX2X_DEV_INFO("fw_seq 0x%08x\n", bp->fw_seq); | |
8105 | } | |
8106 | ||
8107 | if (IS_E1HMF(bp)) { | |
8108 | val2 = SHMEM_RD(bp, mf_cfg.func_mf_config[func].mac_upper); | |
8109 | val = SHMEM_RD(bp, mf_cfg.func_mf_config[func].mac_lower); | |
8110 | if ((val2 != FUNC_MF_CFG_UPPERMAC_DEFAULT) && | |
8111 | (val != FUNC_MF_CFG_LOWERMAC_DEFAULT)) { | |
8112 | bp->dev->dev_addr[0] = (u8)(val2 >> 8 & 0xff); | |
8113 | bp->dev->dev_addr[1] = (u8)(val2 & 0xff); | |
8114 | bp->dev->dev_addr[2] = (u8)(val >> 24 & 0xff); | |
8115 | bp->dev->dev_addr[3] = (u8)(val >> 16 & 0xff); | |
8116 | bp->dev->dev_addr[4] = (u8)(val >> 8 & 0xff); | |
8117 | bp->dev->dev_addr[5] = (u8)(val & 0xff); | |
8118 | memcpy(bp->link_params.mac_addr, bp->dev->dev_addr, | |
8119 | ETH_ALEN); | |
8120 | memcpy(bp->dev->perm_addr, bp->dev->dev_addr, | |
8121 | ETH_ALEN); | |
a2fbb9ea | 8122 | } |
34f80b04 EG |
8123 | |
8124 | return rc; | |
a2fbb9ea ET |
8125 | } |
8126 | ||
34f80b04 EG |
8127 | if (BP_NOMCP(bp)) { |
8128 | /* only supposed to happen on emulation/FPGA */ | |
33471629 | 8129 | BNX2X_ERR("warning random MAC workaround active\n"); |
34f80b04 EG |
8130 | random_ether_addr(bp->dev->dev_addr); |
8131 | memcpy(bp->dev->perm_addr, bp->dev->dev_addr, ETH_ALEN); | |
8132 | } | |
a2fbb9ea | 8133 | |
34f80b04 EG |
8134 | return rc; |
8135 | } | |
8136 | ||
8137 | static int __devinit bnx2x_init_bp(struct bnx2x *bp) | |
8138 | { | |
8139 | int func = BP_FUNC(bp); | |
87942b46 | 8140 | int timer_interval; |
34f80b04 EG |
8141 | int rc; |
8142 | ||
da5a662a VZ |
8143 | /* Disable interrupt handling until HW is initialized */ |
8144 | atomic_set(&bp->intr_sem, 1); | |
8145 | ||
34f80b04 | 8146 | mutex_init(&bp->port.phy_mutex); |
a2fbb9ea | 8147 | |
1cf167f2 | 8148 | INIT_DELAYED_WORK(&bp->sp_task, bnx2x_sp_task); |
34f80b04 EG |
8149 | INIT_WORK(&bp->reset_task, bnx2x_reset_task); |
8150 | ||
8151 | rc = bnx2x_get_hwinfo(bp); | |
8152 | ||
8153 | /* need to reset chip if undi was active */ | |
8154 | if (!BP_NOMCP(bp)) | |
8155 | bnx2x_undi_unload(bp); | |
8156 | ||
8157 | if (CHIP_REV_IS_FPGA(bp)) | |
8158 | printk(KERN_ERR PFX "FPGA detected\n"); | |
8159 | ||
8160 | if (BP_NOMCP(bp) && (func == 0)) | |
8161 | printk(KERN_ERR PFX | |
8162 | "MCP disabled, must load devices in order!\n"); | |
8163 | ||
555f6c78 | 8164 | /* Set multi queue mode */ |
8badd27a EG |
8165 | if ((multi_mode != ETH_RSS_MODE_DISABLED) && |
8166 | ((int_mode == INT_MODE_INTx) || (int_mode == INT_MODE_MSI))) { | |
555f6c78 | 8167 | printk(KERN_ERR PFX |
8badd27a | 8168 | "Multi disabled since int_mode requested is not MSI-X\n"); |
555f6c78 EG |
8169 | multi_mode = ETH_RSS_MODE_DISABLED; |
8170 | } | |
8171 | bp->multi_mode = multi_mode; | |
8172 | ||
8173 | ||
7a9b2557 VZ |
8174 | /* Set TPA flags */ |
8175 | if (disable_tpa) { | |
8176 | bp->flags &= ~TPA_ENABLE_FLAG; | |
8177 | bp->dev->features &= ~NETIF_F_LRO; | |
8178 | } else { | |
8179 | bp->flags |= TPA_ENABLE_FLAG; | |
8180 | bp->dev->features |= NETIF_F_LRO; | |
8181 | } | |
8182 | ||
8d5726c4 | 8183 | bp->mrrs = mrrs; |
7a9b2557 | 8184 | |
34f80b04 EG |
8185 | bp->tx_ring_size = MAX_TX_AVAIL; |
8186 | bp->rx_ring_size = MAX_RX_AVAIL; | |
8187 | ||
8188 | bp->rx_csum = 1; | |
34f80b04 EG |
8189 | |
8190 | bp->tx_ticks = 50; | |
8191 | bp->rx_ticks = 25; | |
8192 | ||
87942b46 EG |
8193 | timer_interval = (CHIP_REV_IS_SLOW(bp) ? 5*HZ : HZ); |
8194 | bp->current_interval = (poll ? poll : timer_interval); | |
34f80b04 EG |
8195 | |
8196 | init_timer(&bp->timer); | |
8197 | bp->timer.expires = jiffies + bp->current_interval; | |
8198 | bp->timer.data = (unsigned long) bp; | |
8199 | bp->timer.function = bnx2x_timer; | |
8200 | ||
8201 | return rc; | |
a2fbb9ea ET |
8202 | } |
8203 | ||
8204 | /* | |
8205 | * ethtool service functions | |
8206 | */ | |
8207 | ||
8208 | /* All ethtool functions called with rtnl_lock */ | |
8209 | ||
8210 | static int bnx2x_get_settings(struct net_device *dev, struct ethtool_cmd *cmd) | |
8211 | { | |
8212 | struct bnx2x *bp = netdev_priv(dev); | |
8213 | ||
34f80b04 EG |
8214 | cmd->supported = bp->port.supported; |
8215 | cmd->advertising = bp->port.advertising; | |
a2fbb9ea ET |
8216 | |
8217 | if (netif_carrier_ok(dev)) { | |
c18487ee YR |
8218 | cmd->speed = bp->link_vars.line_speed; |
8219 | cmd->duplex = bp->link_vars.duplex; | |
a2fbb9ea | 8220 | } else { |
c18487ee YR |
8221 | cmd->speed = bp->link_params.req_line_speed; |
8222 | cmd->duplex = bp->link_params.req_duplex; | |
a2fbb9ea | 8223 | } |
34f80b04 EG |
8224 | if (IS_E1HMF(bp)) { |
8225 | u16 vn_max_rate; | |
8226 | ||
8227 | vn_max_rate = ((bp->mf_config & FUNC_MF_CFG_MAX_BW_MASK) >> | |
8228 | FUNC_MF_CFG_MAX_BW_SHIFT) * 100; | |
8229 | if (vn_max_rate < cmd->speed) | |
8230 | cmd->speed = vn_max_rate; | |
8231 | } | |
a2fbb9ea | 8232 | |
c18487ee YR |
8233 | if (bp->link_params.switch_cfg == SWITCH_CFG_10G) { |
8234 | u32 ext_phy_type = | |
8235 | XGXS_EXT_PHY_TYPE(bp->link_params.ext_phy_config); | |
f1410647 ET |
8236 | |
8237 | switch (ext_phy_type) { | |
8238 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT: | |
f1410647 | 8239 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8072: |
c18487ee | 8240 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073: |
589abe3a EG |
8241 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8705: |
8242 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8706: | |
8243 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726: | |
f1410647 ET |
8244 | cmd->port = PORT_FIBRE; |
8245 | break; | |
8246 | ||
8247 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101: | |
28577185 | 8248 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8481: |
f1410647 ET |
8249 | cmd->port = PORT_TP; |
8250 | break; | |
8251 | ||
c18487ee YR |
8252 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_FAILURE: |
8253 | BNX2X_ERR("XGXS PHY Failure detected 0x%x\n", | |
8254 | bp->link_params.ext_phy_config); | |
8255 | break; | |
8256 | ||
f1410647 ET |
8257 | default: |
8258 | DP(NETIF_MSG_LINK, "BAD XGXS ext_phy_config 0x%x\n", | |
c18487ee YR |
8259 | bp->link_params.ext_phy_config); |
8260 | break; | |
f1410647 ET |
8261 | } |
8262 | } else | |
a2fbb9ea | 8263 | cmd->port = PORT_TP; |
a2fbb9ea | 8264 | |
34f80b04 | 8265 | cmd->phy_address = bp->port.phy_addr; |
a2fbb9ea ET |
8266 | cmd->transceiver = XCVR_INTERNAL; |
8267 | ||
c18487ee | 8268 | if (bp->link_params.req_line_speed == SPEED_AUTO_NEG) |
a2fbb9ea | 8269 | cmd->autoneg = AUTONEG_ENABLE; |
f1410647 | 8270 | else |
a2fbb9ea | 8271 | cmd->autoneg = AUTONEG_DISABLE; |
a2fbb9ea ET |
8272 | |
8273 | cmd->maxtxpkt = 0; | |
8274 | cmd->maxrxpkt = 0; | |
8275 | ||
8276 | DP(NETIF_MSG_LINK, "ethtool_cmd: cmd %d\n" | |
8277 | DP_LEVEL " supported 0x%x advertising 0x%x speed %d\n" | |
8278 | DP_LEVEL " duplex %d port %d phy_address %d transceiver %d\n" | |
8279 | DP_LEVEL " autoneg %d maxtxpkt %d maxrxpkt %d\n", | |
8280 | cmd->cmd, cmd->supported, cmd->advertising, cmd->speed, | |
8281 | cmd->duplex, cmd->port, cmd->phy_address, cmd->transceiver, | |
8282 | cmd->autoneg, cmd->maxtxpkt, cmd->maxrxpkt); | |
8283 | ||
8284 | return 0; | |
8285 | } | |
8286 | ||
8287 | static int bnx2x_set_settings(struct net_device *dev, struct ethtool_cmd *cmd) | |
8288 | { | |
8289 | struct bnx2x *bp = netdev_priv(dev); | |
8290 | u32 advertising; | |
8291 | ||
34f80b04 EG |
8292 | if (IS_E1HMF(bp)) |
8293 | return 0; | |
8294 | ||
a2fbb9ea ET |
8295 | DP(NETIF_MSG_LINK, "ethtool_cmd: cmd %d\n" |
8296 | DP_LEVEL " supported 0x%x advertising 0x%x speed %d\n" | |
8297 | DP_LEVEL " duplex %d port %d phy_address %d transceiver %d\n" | |
8298 | DP_LEVEL " autoneg %d maxtxpkt %d maxrxpkt %d\n", | |
8299 | cmd->cmd, cmd->supported, cmd->advertising, cmd->speed, | |
8300 | cmd->duplex, cmd->port, cmd->phy_address, cmd->transceiver, | |
8301 | cmd->autoneg, cmd->maxtxpkt, cmd->maxrxpkt); | |
8302 | ||
a2fbb9ea | 8303 | if (cmd->autoneg == AUTONEG_ENABLE) { |
34f80b04 EG |
8304 | if (!(bp->port.supported & SUPPORTED_Autoneg)) { |
8305 | DP(NETIF_MSG_LINK, "Autoneg not supported\n"); | |
a2fbb9ea | 8306 | return -EINVAL; |
f1410647 | 8307 | } |
a2fbb9ea ET |
8308 | |
8309 | /* advertise the requested speed and duplex if supported */ | |
34f80b04 | 8310 | cmd->advertising &= bp->port.supported; |
a2fbb9ea | 8311 | |
c18487ee YR |
8312 | bp->link_params.req_line_speed = SPEED_AUTO_NEG; |
8313 | bp->link_params.req_duplex = DUPLEX_FULL; | |
34f80b04 EG |
8314 | bp->port.advertising |= (ADVERTISED_Autoneg | |
8315 | cmd->advertising); | |
a2fbb9ea ET |
8316 | |
8317 | } else { /* forced speed */ | |
8318 | /* advertise the requested speed and duplex if supported */ | |
8319 | switch (cmd->speed) { | |
8320 | case SPEED_10: | |
8321 | if (cmd->duplex == DUPLEX_FULL) { | |
34f80b04 | 8322 | if (!(bp->port.supported & |
f1410647 ET |
8323 | SUPPORTED_10baseT_Full)) { |
8324 | DP(NETIF_MSG_LINK, | |
8325 | "10M full not supported\n"); | |
a2fbb9ea | 8326 | return -EINVAL; |
f1410647 | 8327 | } |
a2fbb9ea ET |
8328 | |
8329 | advertising = (ADVERTISED_10baseT_Full | | |
8330 | ADVERTISED_TP); | |
8331 | } else { | |
34f80b04 | 8332 | if (!(bp->port.supported & |
f1410647 ET |
8333 | SUPPORTED_10baseT_Half)) { |
8334 | DP(NETIF_MSG_LINK, | |
8335 | "10M half not supported\n"); | |
a2fbb9ea | 8336 | return -EINVAL; |
f1410647 | 8337 | } |
a2fbb9ea ET |
8338 | |
8339 | advertising = (ADVERTISED_10baseT_Half | | |
8340 | ADVERTISED_TP); | |
8341 | } | |
8342 | break; | |
8343 | ||
8344 | case SPEED_100: | |
8345 | if (cmd->duplex == DUPLEX_FULL) { | |
34f80b04 | 8346 | if (!(bp->port.supported & |
f1410647 ET |
8347 | SUPPORTED_100baseT_Full)) { |
8348 | DP(NETIF_MSG_LINK, | |
8349 | "100M full not supported\n"); | |
a2fbb9ea | 8350 | return -EINVAL; |
f1410647 | 8351 | } |
a2fbb9ea ET |
8352 | |
8353 | advertising = (ADVERTISED_100baseT_Full | | |
8354 | ADVERTISED_TP); | |
8355 | } else { | |
34f80b04 | 8356 | if (!(bp->port.supported & |
f1410647 ET |
8357 | SUPPORTED_100baseT_Half)) { |
8358 | DP(NETIF_MSG_LINK, | |
8359 | "100M half not supported\n"); | |
a2fbb9ea | 8360 | return -EINVAL; |
f1410647 | 8361 | } |
a2fbb9ea ET |
8362 | |
8363 | advertising = (ADVERTISED_100baseT_Half | | |
8364 | ADVERTISED_TP); | |
8365 | } | |
8366 | break; | |
8367 | ||
8368 | case SPEED_1000: | |
f1410647 ET |
8369 | if (cmd->duplex != DUPLEX_FULL) { |
8370 | DP(NETIF_MSG_LINK, "1G half not supported\n"); | |
a2fbb9ea | 8371 | return -EINVAL; |
f1410647 | 8372 | } |
a2fbb9ea | 8373 | |
34f80b04 | 8374 | if (!(bp->port.supported & SUPPORTED_1000baseT_Full)) { |
f1410647 | 8375 | DP(NETIF_MSG_LINK, "1G full not supported\n"); |
a2fbb9ea | 8376 | return -EINVAL; |
f1410647 | 8377 | } |
a2fbb9ea ET |
8378 | |
8379 | advertising = (ADVERTISED_1000baseT_Full | | |
8380 | ADVERTISED_TP); | |
8381 | break; | |
8382 | ||
8383 | case SPEED_2500: | |
f1410647 ET |
8384 | if (cmd->duplex != DUPLEX_FULL) { |
8385 | DP(NETIF_MSG_LINK, | |
8386 | "2.5G half not supported\n"); | |
a2fbb9ea | 8387 | return -EINVAL; |
f1410647 | 8388 | } |
a2fbb9ea | 8389 | |
34f80b04 | 8390 | if (!(bp->port.supported & SUPPORTED_2500baseX_Full)) { |
f1410647 ET |
8391 | DP(NETIF_MSG_LINK, |
8392 | "2.5G full not supported\n"); | |
a2fbb9ea | 8393 | return -EINVAL; |
f1410647 | 8394 | } |
a2fbb9ea | 8395 | |
f1410647 | 8396 | advertising = (ADVERTISED_2500baseX_Full | |
a2fbb9ea ET |
8397 | ADVERTISED_TP); |
8398 | break; | |
8399 | ||
8400 | case SPEED_10000: | |
f1410647 ET |
8401 | if (cmd->duplex != DUPLEX_FULL) { |
8402 | DP(NETIF_MSG_LINK, "10G half not supported\n"); | |
a2fbb9ea | 8403 | return -EINVAL; |
f1410647 | 8404 | } |
a2fbb9ea | 8405 | |
34f80b04 | 8406 | if (!(bp->port.supported & SUPPORTED_10000baseT_Full)) { |
f1410647 | 8407 | DP(NETIF_MSG_LINK, "10G full not supported\n"); |
a2fbb9ea | 8408 | return -EINVAL; |
f1410647 | 8409 | } |
a2fbb9ea ET |
8410 | |
8411 | advertising = (ADVERTISED_10000baseT_Full | | |
8412 | ADVERTISED_FIBRE); | |
8413 | break; | |
8414 | ||
8415 | default: | |
f1410647 | 8416 | DP(NETIF_MSG_LINK, "Unsupported speed\n"); |
a2fbb9ea ET |
8417 | return -EINVAL; |
8418 | } | |
8419 | ||
c18487ee YR |
8420 | bp->link_params.req_line_speed = cmd->speed; |
8421 | bp->link_params.req_duplex = cmd->duplex; | |
34f80b04 | 8422 | bp->port.advertising = advertising; |
a2fbb9ea ET |
8423 | } |
8424 | ||
c18487ee | 8425 | DP(NETIF_MSG_LINK, "req_line_speed %d\n" |
a2fbb9ea | 8426 | DP_LEVEL " req_duplex %d advertising 0x%x\n", |
c18487ee | 8427 | bp->link_params.req_line_speed, bp->link_params.req_duplex, |
34f80b04 | 8428 | bp->port.advertising); |
a2fbb9ea | 8429 | |
34f80b04 | 8430 | if (netif_running(dev)) { |
bb2a0f7a | 8431 | bnx2x_stats_handle(bp, STATS_EVENT_STOP); |
34f80b04 EG |
8432 | bnx2x_link_set(bp); |
8433 | } | |
a2fbb9ea ET |
8434 | |
8435 | return 0; | |
8436 | } | |
8437 | ||
c18487ee YR |
8438 | #define PHY_FW_VER_LEN 10 |
8439 | ||
a2fbb9ea ET |
8440 | static void bnx2x_get_drvinfo(struct net_device *dev, |
8441 | struct ethtool_drvinfo *info) | |
8442 | { | |
8443 | struct bnx2x *bp = netdev_priv(dev); | |
f0e53a84 | 8444 | u8 phy_fw_ver[PHY_FW_VER_LEN]; |
a2fbb9ea ET |
8445 | |
8446 | strcpy(info->driver, DRV_MODULE_NAME); | |
8447 | strcpy(info->version, DRV_MODULE_VERSION); | |
c18487ee YR |
8448 | |
8449 | phy_fw_ver[0] = '\0'; | |
34f80b04 | 8450 | if (bp->port.pmf) { |
4a37fb66 | 8451 | bnx2x_acquire_phy_lock(bp); |
34f80b04 EG |
8452 | bnx2x_get_ext_phy_fw_version(&bp->link_params, |
8453 | (bp->state != BNX2X_STATE_CLOSED), | |
8454 | phy_fw_ver, PHY_FW_VER_LEN); | |
4a37fb66 | 8455 | bnx2x_release_phy_lock(bp); |
34f80b04 | 8456 | } |
c18487ee | 8457 | |
f0e53a84 EG |
8458 | snprintf(info->fw_version, 32, "BC:%d.%d.%d%s%s", |
8459 | (bp->common.bc_ver & 0xff0000) >> 16, | |
8460 | (bp->common.bc_ver & 0xff00) >> 8, | |
8461 | (bp->common.bc_ver & 0xff), | |
8462 | ((phy_fw_ver[0] != '\0') ? " PHY:" : ""), phy_fw_ver); | |
a2fbb9ea ET |
8463 | strcpy(info->bus_info, pci_name(bp->pdev)); |
8464 | info->n_stats = BNX2X_NUM_STATS; | |
8465 | info->testinfo_len = BNX2X_NUM_TESTS; | |
34f80b04 | 8466 | info->eedump_len = bp->common.flash_size; |
a2fbb9ea ET |
8467 | info->regdump_len = 0; |
8468 | } | |
8469 | ||
8470 | static void bnx2x_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol) | |
8471 | { | |
8472 | struct bnx2x *bp = netdev_priv(dev); | |
8473 | ||
8474 | if (bp->flags & NO_WOL_FLAG) { | |
8475 | wol->supported = 0; | |
8476 | wol->wolopts = 0; | |
8477 | } else { | |
8478 | wol->supported = WAKE_MAGIC; | |
8479 | if (bp->wol) | |
8480 | wol->wolopts = WAKE_MAGIC; | |
8481 | else | |
8482 | wol->wolopts = 0; | |
8483 | } | |
8484 | memset(&wol->sopass, 0, sizeof(wol->sopass)); | |
8485 | } | |
8486 | ||
8487 | static int bnx2x_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol) | |
8488 | { | |
8489 | struct bnx2x *bp = netdev_priv(dev); | |
8490 | ||
8491 | if (wol->wolopts & ~WAKE_MAGIC) | |
8492 | return -EINVAL; | |
8493 | ||
8494 | if (wol->wolopts & WAKE_MAGIC) { | |
8495 | if (bp->flags & NO_WOL_FLAG) | |
8496 | return -EINVAL; | |
8497 | ||
8498 | bp->wol = 1; | |
34f80b04 | 8499 | } else |
a2fbb9ea | 8500 | bp->wol = 0; |
34f80b04 | 8501 | |
a2fbb9ea ET |
8502 | return 0; |
8503 | } | |
8504 | ||
8505 | static u32 bnx2x_get_msglevel(struct net_device *dev) | |
8506 | { | |
8507 | struct bnx2x *bp = netdev_priv(dev); | |
8508 | ||
8509 | return bp->msglevel; | |
8510 | } | |
8511 | ||
8512 | static void bnx2x_set_msglevel(struct net_device *dev, u32 level) | |
8513 | { | |
8514 | struct bnx2x *bp = netdev_priv(dev); | |
8515 | ||
8516 | if (capable(CAP_NET_ADMIN)) | |
8517 | bp->msglevel = level; | |
8518 | } | |
8519 | ||
8520 | static int bnx2x_nway_reset(struct net_device *dev) | |
8521 | { | |
8522 | struct bnx2x *bp = netdev_priv(dev); | |
8523 | ||
34f80b04 EG |
8524 | if (!bp->port.pmf) |
8525 | return 0; | |
a2fbb9ea | 8526 | |
34f80b04 | 8527 | if (netif_running(dev)) { |
bb2a0f7a | 8528 | bnx2x_stats_handle(bp, STATS_EVENT_STOP); |
34f80b04 EG |
8529 | bnx2x_link_set(bp); |
8530 | } | |
a2fbb9ea ET |
8531 | |
8532 | return 0; | |
8533 | } | |
8534 | ||
8535 | static int bnx2x_get_eeprom_len(struct net_device *dev) | |
8536 | { | |
8537 | struct bnx2x *bp = netdev_priv(dev); | |
8538 | ||
34f80b04 | 8539 | return bp->common.flash_size; |
a2fbb9ea ET |
8540 | } |
8541 | ||
8542 | static int bnx2x_acquire_nvram_lock(struct bnx2x *bp) | |
8543 | { | |
34f80b04 | 8544 | int port = BP_PORT(bp); |
a2fbb9ea ET |
8545 | int count, i; |
8546 | u32 val = 0; | |
8547 | ||
8548 | /* adjust timeout for emulation/FPGA */ | |
8549 | count = NVRAM_TIMEOUT_COUNT; | |
8550 | if (CHIP_REV_IS_SLOW(bp)) | |
8551 | count *= 100; | |
8552 | ||
8553 | /* request access to nvram interface */ | |
8554 | REG_WR(bp, MCP_REG_MCPR_NVM_SW_ARB, | |
8555 | (MCPR_NVM_SW_ARB_ARB_REQ_SET1 << port)); | |
8556 | ||
8557 | for (i = 0; i < count*10; i++) { | |
8558 | val = REG_RD(bp, MCP_REG_MCPR_NVM_SW_ARB); | |
8559 | if (val & (MCPR_NVM_SW_ARB_ARB_ARB1 << port)) | |
8560 | break; | |
8561 | ||
8562 | udelay(5); | |
8563 | } | |
8564 | ||
8565 | if (!(val & (MCPR_NVM_SW_ARB_ARB_ARB1 << port))) { | |
34f80b04 | 8566 | DP(BNX2X_MSG_NVM, "cannot get access to nvram interface\n"); |
a2fbb9ea ET |
8567 | return -EBUSY; |
8568 | } | |
8569 | ||
8570 | return 0; | |
8571 | } | |
8572 | ||
8573 | static int bnx2x_release_nvram_lock(struct bnx2x *bp) | |
8574 | { | |
34f80b04 | 8575 | int port = BP_PORT(bp); |
a2fbb9ea ET |
8576 | int count, i; |
8577 | u32 val = 0; | |
8578 | ||
8579 | /* adjust timeout for emulation/FPGA */ | |
8580 | count = NVRAM_TIMEOUT_COUNT; | |
8581 | if (CHIP_REV_IS_SLOW(bp)) | |
8582 | count *= 100; | |
8583 | ||
8584 | /* relinquish nvram interface */ | |
8585 | REG_WR(bp, MCP_REG_MCPR_NVM_SW_ARB, | |
8586 | (MCPR_NVM_SW_ARB_ARB_REQ_CLR1 << port)); | |
8587 | ||
8588 | for (i = 0; i < count*10; i++) { | |
8589 | val = REG_RD(bp, MCP_REG_MCPR_NVM_SW_ARB); | |
8590 | if (!(val & (MCPR_NVM_SW_ARB_ARB_ARB1 << port))) | |
8591 | break; | |
8592 | ||
8593 | udelay(5); | |
8594 | } | |
8595 | ||
8596 | if (val & (MCPR_NVM_SW_ARB_ARB_ARB1 << port)) { | |
34f80b04 | 8597 | DP(BNX2X_MSG_NVM, "cannot free access to nvram interface\n"); |
a2fbb9ea ET |
8598 | return -EBUSY; |
8599 | } | |
8600 | ||
8601 | return 0; | |
8602 | } | |
8603 | ||
8604 | static void bnx2x_enable_nvram_access(struct bnx2x *bp) | |
8605 | { | |
8606 | u32 val; | |
8607 | ||
8608 | val = REG_RD(bp, MCP_REG_MCPR_NVM_ACCESS_ENABLE); | |
8609 | ||
8610 | /* enable both bits, even on read */ | |
8611 | REG_WR(bp, MCP_REG_MCPR_NVM_ACCESS_ENABLE, | |
8612 | (val | MCPR_NVM_ACCESS_ENABLE_EN | | |
8613 | MCPR_NVM_ACCESS_ENABLE_WR_EN)); | |
8614 | } | |
8615 | ||
8616 | static void bnx2x_disable_nvram_access(struct bnx2x *bp) | |
8617 | { | |
8618 | u32 val; | |
8619 | ||
8620 | val = REG_RD(bp, MCP_REG_MCPR_NVM_ACCESS_ENABLE); | |
8621 | ||
8622 | /* disable both bits, even after read */ | |
8623 | REG_WR(bp, MCP_REG_MCPR_NVM_ACCESS_ENABLE, | |
8624 | (val & ~(MCPR_NVM_ACCESS_ENABLE_EN | | |
8625 | MCPR_NVM_ACCESS_ENABLE_WR_EN))); | |
8626 | } | |
8627 | ||
8628 | static int bnx2x_nvram_read_dword(struct bnx2x *bp, u32 offset, u32 *ret_val, | |
8629 | u32 cmd_flags) | |
8630 | { | |
f1410647 | 8631 | int count, i, rc; |
a2fbb9ea ET |
8632 | u32 val; |
8633 | ||
8634 | /* build the command word */ | |
8635 | cmd_flags |= MCPR_NVM_COMMAND_DOIT; | |
8636 | ||
8637 | /* need to clear DONE bit separately */ | |
8638 | REG_WR(bp, MCP_REG_MCPR_NVM_COMMAND, MCPR_NVM_COMMAND_DONE); | |
8639 | ||
8640 | /* address of the NVRAM to read from */ | |
8641 | REG_WR(bp, MCP_REG_MCPR_NVM_ADDR, | |
8642 | (offset & MCPR_NVM_ADDR_NVM_ADDR_VALUE)); | |
8643 | ||
8644 | /* issue a read command */ | |
8645 | REG_WR(bp, MCP_REG_MCPR_NVM_COMMAND, cmd_flags); | |
8646 | ||
8647 | /* adjust timeout for emulation/FPGA */ | |
8648 | count = NVRAM_TIMEOUT_COUNT; | |
8649 | if (CHIP_REV_IS_SLOW(bp)) | |
8650 | count *= 100; | |
8651 | ||
8652 | /* wait for completion */ | |
8653 | *ret_val = 0; | |
8654 | rc = -EBUSY; | |
8655 | for (i = 0; i < count; i++) { | |
8656 | udelay(5); | |
8657 | val = REG_RD(bp, MCP_REG_MCPR_NVM_COMMAND); | |
8658 | ||
8659 | if (val & MCPR_NVM_COMMAND_DONE) { | |
8660 | val = REG_RD(bp, MCP_REG_MCPR_NVM_READ); | |
a2fbb9ea ET |
8661 | /* we read nvram data in cpu order |
8662 | * but ethtool sees it as an array of bytes | |
8663 | * converting to big-endian will do the work */ | |
8664 | val = cpu_to_be32(val); | |
8665 | *ret_val = val; | |
8666 | rc = 0; | |
8667 | break; | |
8668 | } | |
8669 | } | |
8670 | ||
8671 | return rc; | |
8672 | } | |
8673 | ||
8674 | static int bnx2x_nvram_read(struct bnx2x *bp, u32 offset, u8 *ret_buf, | |
8675 | int buf_size) | |
8676 | { | |
8677 | int rc; | |
8678 | u32 cmd_flags; | |
8679 | u32 val; | |
8680 | ||
8681 | if ((offset & 0x03) || (buf_size & 0x03) || (buf_size == 0)) { | |
34f80b04 | 8682 | DP(BNX2X_MSG_NVM, |
c14423fe | 8683 | "Invalid parameter: offset 0x%x buf_size 0x%x\n", |
a2fbb9ea ET |
8684 | offset, buf_size); |
8685 | return -EINVAL; | |
8686 | } | |
8687 | ||
34f80b04 EG |
8688 | if (offset + buf_size > bp->common.flash_size) { |
8689 | DP(BNX2X_MSG_NVM, "Invalid parameter: offset (0x%x) +" | |
a2fbb9ea | 8690 | " buf_size (0x%x) > flash_size (0x%x)\n", |
34f80b04 | 8691 | offset, buf_size, bp->common.flash_size); |
a2fbb9ea ET |
8692 | return -EINVAL; |
8693 | } | |
8694 | ||
8695 | /* request access to nvram interface */ | |
8696 | rc = bnx2x_acquire_nvram_lock(bp); | |
8697 | if (rc) | |
8698 | return rc; | |
8699 | ||
8700 | /* enable access to nvram interface */ | |
8701 | bnx2x_enable_nvram_access(bp); | |
8702 | ||
8703 | /* read the first word(s) */ | |
8704 | cmd_flags = MCPR_NVM_COMMAND_FIRST; | |
8705 | while ((buf_size > sizeof(u32)) && (rc == 0)) { | |
8706 | rc = bnx2x_nvram_read_dword(bp, offset, &val, cmd_flags); | |
8707 | memcpy(ret_buf, &val, 4); | |
8708 | ||
8709 | /* advance to the next dword */ | |
8710 | offset += sizeof(u32); | |
8711 | ret_buf += sizeof(u32); | |
8712 | buf_size -= sizeof(u32); | |
8713 | cmd_flags = 0; | |
8714 | } | |
8715 | ||
8716 | if (rc == 0) { | |
8717 | cmd_flags |= MCPR_NVM_COMMAND_LAST; | |
8718 | rc = bnx2x_nvram_read_dword(bp, offset, &val, cmd_flags); | |
8719 | memcpy(ret_buf, &val, 4); | |
8720 | } | |
8721 | ||
8722 | /* disable access to nvram interface */ | |
8723 | bnx2x_disable_nvram_access(bp); | |
8724 | bnx2x_release_nvram_lock(bp); | |
8725 | ||
8726 | return rc; | |
8727 | } | |
8728 | ||
8729 | static int bnx2x_get_eeprom(struct net_device *dev, | |
8730 | struct ethtool_eeprom *eeprom, u8 *eebuf) | |
8731 | { | |
8732 | struct bnx2x *bp = netdev_priv(dev); | |
8733 | int rc; | |
8734 | ||
2add3acb EG |
8735 | if (!netif_running(dev)) |
8736 | return -EAGAIN; | |
8737 | ||
34f80b04 | 8738 | DP(BNX2X_MSG_NVM, "ethtool_eeprom: cmd %d\n" |
a2fbb9ea ET |
8739 | DP_LEVEL " magic 0x%x offset 0x%x (%d) len 0x%x (%d)\n", |
8740 | eeprom->cmd, eeprom->magic, eeprom->offset, eeprom->offset, | |
8741 | eeprom->len, eeprom->len); | |
8742 | ||
8743 | /* parameters already validated in ethtool_get_eeprom */ | |
8744 | ||
8745 | rc = bnx2x_nvram_read(bp, eeprom->offset, eebuf, eeprom->len); | |
8746 | ||
8747 | return rc; | |
8748 | } | |
8749 | ||
8750 | static int bnx2x_nvram_write_dword(struct bnx2x *bp, u32 offset, u32 val, | |
8751 | u32 cmd_flags) | |
8752 | { | |
f1410647 | 8753 | int count, i, rc; |
a2fbb9ea ET |
8754 | |
8755 | /* build the command word */ | |
8756 | cmd_flags |= MCPR_NVM_COMMAND_DOIT | MCPR_NVM_COMMAND_WR; | |
8757 | ||
8758 | /* need to clear DONE bit separately */ | |
8759 | REG_WR(bp, MCP_REG_MCPR_NVM_COMMAND, MCPR_NVM_COMMAND_DONE); | |
8760 | ||
8761 | /* write the data */ | |
8762 | REG_WR(bp, MCP_REG_MCPR_NVM_WRITE, val); | |
8763 | ||
8764 | /* address of the NVRAM to write to */ | |
8765 | REG_WR(bp, MCP_REG_MCPR_NVM_ADDR, | |
8766 | (offset & MCPR_NVM_ADDR_NVM_ADDR_VALUE)); | |
8767 | ||
8768 | /* issue the write command */ | |
8769 | REG_WR(bp, MCP_REG_MCPR_NVM_COMMAND, cmd_flags); | |
8770 | ||
8771 | /* adjust timeout for emulation/FPGA */ | |
8772 | count = NVRAM_TIMEOUT_COUNT; | |
8773 | if (CHIP_REV_IS_SLOW(bp)) | |
8774 | count *= 100; | |
8775 | ||
8776 | /* wait for completion */ | |
8777 | rc = -EBUSY; | |
8778 | for (i = 0; i < count; i++) { | |
8779 | udelay(5); | |
8780 | val = REG_RD(bp, MCP_REG_MCPR_NVM_COMMAND); | |
8781 | if (val & MCPR_NVM_COMMAND_DONE) { | |
8782 | rc = 0; | |
8783 | break; | |
8784 | } | |
8785 | } | |
8786 | ||
8787 | return rc; | |
8788 | } | |
8789 | ||
f1410647 | 8790 | #define BYTE_OFFSET(offset) (8 * (offset & 0x03)) |
a2fbb9ea ET |
8791 | |
8792 | static int bnx2x_nvram_write1(struct bnx2x *bp, u32 offset, u8 *data_buf, | |
8793 | int buf_size) | |
8794 | { | |
8795 | int rc; | |
8796 | u32 cmd_flags; | |
8797 | u32 align_offset; | |
8798 | u32 val; | |
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 | cmd_flags = (MCPR_NVM_COMMAND_FIRST | MCPR_NVM_COMMAND_LAST); | |
8816 | align_offset = (offset & ~0x03); | |
8817 | rc = bnx2x_nvram_read_dword(bp, align_offset, &val, cmd_flags); | |
8818 | ||
8819 | if (rc == 0) { | |
8820 | val &= ~(0xff << BYTE_OFFSET(offset)); | |
8821 | val |= (*data_buf << BYTE_OFFSET(offset)); | |
8822 | ||
8823 | /* nvram data is returned as an array of bytes | |
8824 | * convert it back to cpu order */ | |
8825 | val = be32_to_cpu(val); | |
8826 | ||
a2fbb9ea ET |
8827 | rc = bnx2x_nvram_write_dword(bp, align_offset, val, |
8828 | cmd_flags); | |
8829 | } | |
8830 | ||
8831 | /* disable access to nvram interface */ | |
8832 | bnx2x_disable_nvram_access(bp); | |
8833 | bnx2x_release_nvram_lock(bp); | |
8834 | ||
8835 | return rc; | |
8836 | } | |
8837 | ||
8838 | static int bnx2x_nvram_write(struct bnx2x *bp, u32 offset, u8 *data_buf, | |
8839 | int buf_size) | |
8840 | { | |
8841 | int rc; | |
8842 | u32 cmd_flags; | |
8843 | u32 val; | |
8844 | u32 written_so_far; | |
8845 | ||
34f80b04 | 8846 | if (buf_size == 1) /* ethtool */ |
a2fbb9ea | 8847 | return bnx2x_nvram_write1(bp, offset, data_buf, buf_size); |
a2fbb9ea ET |
8848 | |
8849 | if ((offset & 0x03) || (buf_size & 0x03) || (buf_size == 0)) { | |
34f80b04 | 8850 | DP(BNX2X_MSG_NVM, |
c14423fe | 8851 | "Invalid parameter: offset 0x%x buf_size 0x%x\n", |
a2fbb9ea ET |
8852 | offset, buf_size); |
8853 | return -EINVAL; | |
8854 | } | |
8855 | ||
34f80b04 EG |
8856 | if (offset + buf_size > bp->common.flash_size) { |
8857 | DP(BNX2X_MSG_NVM, "Invalid parameter: offset (0x%x) +" | |
a2fbb9ea | 8858 | " buf_size (0x%x) > flash_size (0x%x)\n", |
34f80b04 | 8859 | offset, buf_size, bp->common.flash_size); |
a2fbb9ea ET |
8860 | return -EINVAL; |
8861 | } | |
8862 | ||
8863 | /* request access to nvram interface */ | |
8864 | rc = bnx2x_acquire_nvram_lock(bp); | |
8865 | if (rc) | |
8866 | return rc; | |
8867 | ||
8868 | /* enable access to nvram interface */ | |
8869 | bnx2x_enable_nvram_access(bp); | |
8870 | ||
8871 | written_so_far = 0; | |
8872 | cmd_flags = MCPR_NVM_COMMAND_FIRST; | |
8873 | while ((written_so_far < buf_size) && (rc == 0)) { | |
8874 | if (written_so_far == (buf_size - sizeof(u32))) | |
8875 | cmd_flags |= MCPR_NVM_COMMAND_LAST; | |
8876 | else if (((offset + 4) % NVRAM_PAGE_SIZE) == 0) | |
8877 | cmd_flags |= MCPR_NVM_COMMAND_LAST; | |
8878 | else if ((offset % NVRAM_PAGE_SIZE) == 0) | |
8879 | cmd_flags |= MCPR_NVM_COMMAND_FIRST; | |
8880 | ||
8881 | memcpy(&val, data_buf, 4); | |
a2fbb9ea ET |
8882 | |
8883 | rc = bnx2x_nvram_write_dword(bp, offset, val, cmd_flags); | |
8884 | ||
8885 | /* advance to the next dword */ | |
8886 | offset += sizeof(u32); | |
8887 | data_buf += sizeof(u32); | |
8888 | written_so_far += sizeof(u32); | |
8889 | cmd_flags = 0; | |
8890 | } | |
8891 | ||
8892 | /* disable access to nvram interface */ | |
8893 | bnx2x_disable_nvram_access(bp); | |
8894 | bnx2x_release_nvram_lock(bp); | |
8895 | ||
8896 | return rc; | |
8897 | } | |
8898 | ||
8899 | static int bnx2x_set_eeprom(struct net_device *dev, | |
8900 | struct ethtool_eeprom *eeprom, u8 *eebuf) | |
8901 | { | |
8902 | struct bnx2x *bp = netdev_priv(dev); | |
8903 | int rc; | |
8904 | ||
9f4c9583 EG |
8905 | if (!netif_running(dev)) |
8906 | return -EAGAIN; | |
8907 | ||
34f80b04 | 8908 | DP(BNX2X_MSG_NVM, "ethtool_eeprom: cmd %d\n" |
a2fbb9ea ET |
8909 | DP_LEVEL " magic 0x%x offset 0x%x (%d) len 0x%x (%d)\n", |
8910 | eeprom->cmd, eeprom->magic, eeprom->offset, eeprom->offset, | |
8911 | eeprom->len, eeprom->len); | |
8912 | ||
8913 | /* parameters already validated in ethtool_set_eeprom */ | |
8914 | ||
c18487ee | 8915 | /* If the magic number is PHY (0x00504859) upgrade the PHY FW */ |
34f80b04 EG |
8916 | if (eeprom->magic == 0x00504859) |
8917 | if (bp->port.pmf) { | |
8918 | ||
4a37fb66 | 8919 | bnx2x_acquire_phy_lock(bp); |
34f80b04 EG |
8920 | rc = bnx2x_flash_download(bp, BP_PORT(bp), |
8921 | bp->link_params.ext_phy_config, | |
8922 | (bp->state != BNX2X_STATE_CLOSED), | |
8923 | eebuf, eeprom->len); | |
bb2a0f7a YG |
8924 | if ((bp->state == BNX2X_STATE_OPEN) || |
8925 | (bp->state == BNX2X_STATE_DISABLED)) { | |
34f80b04 | 8926 | rc |= bnx2x_link_reset(&bp->link_params, |
589abe3a | 8927 | &bp->link_vars, 1); |
34f80b04 EG |
8928 | rc |= bnx2x_phy_init(&bp->link_params, |
8929 | &bp->link_vars); | |
bb2a0f7a | 8930 | } |
4a37fb66 | 8931 | bnx2x_release_phy_lock(bp); |
34f80b04 EG |
8932 | |
8933 | } else /* Only the PMF can access the PHY */ | |
8934 | return -EINVAL; | |
8935 | else | |
c18487ee | 8936 | rc = bnx2x_nvram_write(bp, eeprom->offset, eebuf, eeprom->len); |
a2fbb9ea ET |
8937 | |
8938 | return rc; | |
8939 | } | |
8940 | ||
8941 | static int bnx2x_get_coalesce(struct net_device *dev, | |
8942 | struct ethtool_coalesce *coal) | |
8943 | { | |
8944 | struct bnx2x *bp = netdev_priv(dev); | |
8945 | ||
8946 | memset(coal, 0, sizeof(struct ethtool_coalesce)); | |
8947 | ||
8948 | coal->rx_coalesce_usecs = bp->rx_ticks; | |
8949 | coal->tx_coalesce_usecs = bp->tx_ticks; | |
a2fbb9ea ET |
8950 | |
8951 | return 0; | |
8952 | } | |
8953 | ||
8954 | static int bnx2x_set_coalesce(struct net_device *dev, | |
8955 | struct ethtool_coalesce *coal) | |
8956 | { | |
8957 | struct bnx2x *bp = netdev_priv(dev); | |
8958 | ||
8959 | bp->rx_ticks = (u16) coal->rx_coalesce_usecs; | |
8960 | if (bp->rx_ticks > 3000) | |
8961 | bp->rx_ticks = 3000; | |
8962 | ||
8963 | bp->tx_ticks = (u16) coal->tx_coalesce_usecs; | |
8964 | if (bp->tx_ticks > 0x3000) | |
8965 | bp->tx_ticks = 0x3000; | |
8966 | ||
34f80b04 | 8967 | if (netif_running(dev)) |
a2fbb9ea ET |
8968 | bnx2x_update_coalesce(bp); |
8969 | ||
8970 | return 0; | |
8971 | } | |
8972 | ||
8973 | static void bnx2x_get_ringparam(struct net_device *dev, | |
8974 | struct ethtool_ringparam *ering) | |
8975 | { | |
8976 | struct bnx2x *bp = netdev_priv(dev); | |
8977 | ||
8978 | ering->rx_max_pending = MAX_RX_AVAIL; | |
8979 | ering->rx_mini_max_pending = 0; | |
8980 | ering->rx_jumbo_max_pending = 0; | |
8981 | ||
8982 | ering->rx_pending = bp->rx_ring_size; | |
8983 | ering->rx_mini_pending = 0; | |
8984 | ering->rx_jumbo_pending = 0; | |
8985 | ||
8986 | ering->tx_max_pending = MAX_TX_AVAIL; | |
8987 | ering->tx_pending = bp->tx_ring_size; | |
8988 | } | |
8989 | ||
8990 | static int bnx2x_set_ringparam(struct net_device *dev, | |
8991 | struct ethtool_ringparam *ering) | |
8992 | { | |
8993 | struct bnx2x *bp = netdev_priv(dev); | |
34f80b04 | 8994 | int rc = 0; |
a2fbb9ea ET |
8995 | |
8996 | if ((ering->rx_pending > MAX_RX_AVAIL) || | |
8997 | (ering->tx_pending > MAX_TX_AVAIL) || | |
8998 | (ering->tx_pending <= MAX_SKB_FRAGS + 4)) | |
8999 | return -EINVAL; | |
9000 | ||
9001 | bp->rx_ring_size = ering->rx_pending; | |
9002 | bp->tx_ring_size = ering->tx_pending; | |
9003 | ||
34f80b04 EG |
9004 | if (netif_running(dev)) { |
9005 | bnx2x_nic_unload(bp, UNLOAD_NORMAL); | |
9006 | rc = bnx2x_nic_load(bp, LOAD_NORMAL); | |
a2fbb9ea ET |
9007 | } |
9008 | ||
34f80b04 | 9009 | return rc; |
a2fbb9ea ET |
9010 | } |
9011 | ||
9012 | static void bnx2x_get_pauseparam(struct net_device *dev, | |
9013 | struct ethtool_pauseparam *epause) | |
9014 | { | |
9015 | struct bnx2x *bp = netdev_priv(dev); | |
9016 | ||
c0700f90 | 9017 | epause->autoneg = (bp->link_params.req_flow_ctrl == BNX2X_FLOW_CTRL_AUTO) && |
c18487ee YR |
9018 | (bp->link_params.req_line_speed == SPEED_AUTO_NEG); |
9019 | ||
c0700f90 DM |
9020 | epause->rx_pause = ((bp->link_vars.flow_ctrl & BNX2X_FLOW_CTRL_RX) == |
9021 | BNX2X_FLOW_CTRL_RX); | |
9022 | epause->tx_pause = ((bp->link_vars.flow_ctrl & BNX2X_FLOW_CTRL_TX) == | |
9023 | BNX2X_FLOW_CTRL_TX); | |
a2fbb9ea ET |
9024 | |
9025 | DP(NETIF_MSG_LINK, "ethtool_pauseparam: cmd %d\n" | |
9026 | DP_LEVEL " autoneg %d rx_pause %d tx_pause %d\n", | |
9027 | epause->cmd, epause->autoneg, epause->rx_pause, epause->tx_pause); | |
9028 | } | |
9029 | ||
9030 | static int bnx2x_set_pauseparam(struct net_device *dev, | |
9031 | struct ethtool_pauseparam *epause) | |
9032 | { | |
9033 | struct bnx2x *bp = netdev_priv(dev); | |
9034 | ||
34f80b04 EG |
9035 | if (IS_E1HMF(bp)) |
9036 | return 0; | |
9037 | ||
a2fbb9ea ET |
9038 | DP(NETIF_MSG_LINK, "ethtool_pauseparam: cmd %d\n" |
9039 | DP_LEVEL " autoneg %d rx_pause %d tx_pause %d\n", | |
9040 | epause->cmd, epause->autoneg, epause->rx_pause, epause->tx_pause); | |
9041 | ||
c0700f90 | 9042 | bp->link_params.req_flow_ctrl = BNX2X_FLOW_CTRL_AUTO; |
a2fbb9ea | 9043 | |
f1410647 | 9044 | if (epause->rx_pause) |
c0700f90 | 9045 | bp->link_params.req_flow_ctrl |= BNX2X_FLOW_CTRL_RX; |
c18487ee | 9046 | |
f1410647 | 9047 | if (epause->tx_pause) |
c0700f90 | 9048 | bp->link_params.req_flow_ctrl |= BNX2X_FLOW_CTRL_TX; |
c18487ee | 9049 | |
c0700f90 DM |
9050 | if (bp->link_params.req_flow_ctrl == BNX2X_FLOW_CTRL_AUTO) |
9051 | bp->link_params.req_flow_ctrl = BNX2X_FLOW_CTRL_NONE; | |
a2fbb9ea | 9052 | |
c18487ee | 9053 | if (epause->autoneg) { |
34f80b04 | 9054 | if (!(bp->port.supported & SUPPORTED_Autoneg)) { |
3196a88a | 9055 | DP(NETIF_MSG_LINK, "autoneg not supported\n"); |
c18487ee YR |
9056 | return -EINVAL; |
9057 | } | |
a2fbb9ea | 9058 | |
c18487ee | 9059 | if (bp->link_params.req_line_speed == SPEED_AUTO_NEG) |
c0700f90 | 9060 | bp->link_params.req_flow_ctrl = BNX2X_FLOW_CTRL_AUTO; |
c18487ee | 9061 | } |
a2fbb9ea | 9062 | |
c18487ee YR |
9063 | DP(NETIF_MSG_LINK, |
9064 | "req_flow_ctrl 0x%x\n", bp->link_params.req_flow_ctrl); | |
34f80b04 EG |
9065 | |
9066 | if (netif_running(dev)) { | |
bb2a0f7a | 9067 | bnx2x_stats_handle(bp, STATS_EVENT_STOP); |
34f80b04 EG |
9068 | bnx2x_link_set(bp); |
9069 | } | |
a2fbb9ea ET |
9070 | |
9071 | return 0; | |
9072 | } | |
9073 | ||
df0f2343 VZ |
9074 | static int bnx2x_set_flags(struct net_device *dev, u32 data) |
9075 | { | |
9076 | struct bnx2x *bp = netdev_priv(dev); | |
9077 | int changed = 0; | |
9078 | int rc = 0; | |
9079 | ||
9080 | /* TPA requires Rx CSUM offloading */ | |
9081 | if ((data & ETH_FLAG_LRO) && bp->rx_csum) { | |
9082 | if (!(dev->features & NETIF_F_LRO)) { | |
9083 | dev->features |= NETIF_F_LRO; | |
9084 | bp->flags |= TPA_ENABLE_FLAG; | |
9085 | changed = 1; | |
9086 | } | |
9087 | ||
9088 | } else if (dev->features & NETIF_F_LRO) { | |
9089 | dev->features &= ~NETIF_F_LRO; | |
9090 | bp->flags &= ~TPA_ENABLE_FLAG; | |
9091 | changed = 1; | |
9092 | } | |
9093 | ||
9094 | if (changed && netif_running(dev)) { | |
9095 | bnx2x_nic_unload(bp, UNLOAD_NORMAL); | |
9096 | rc = bnx2x_nic_load(bp, LOAD_NORMAL); | |
9097 | } | |
9098 | ||
9099 | return rc; | |
9100 | } | |
9101 | ||
a2fbb9ea ET |
9102 | static u32 bnx2x_get_rx_csum(struct net_device *dev) |
9103 | { | |
9104 | struct bnx2x *bp = netdev_priv(dev); | |
9105 | ||
9106 | return bp->rx_csum; | |
9107 | } | |
9108 | ||
9109 | static int bnx2x_set_rx_csum(struct net_device *dev, u32 data) | |
9110 | { | |
9111 | struct bnx2x *bp = netdev_priv(dev); | |
df0f2343 | 9112 | int rc = 0; |
a2fbb9ea ET |
9113 | |
9114 | bp->rx_csum = data; | |
df0f2343 VZ |
9115 | |
9116 | /* Disable TPA, when Rx CSUM is disabled. Otherwise all | |
9117 | TPA'ed packets will be discarded due to wrong TCP CSUM */ | |
9118 | if (!data) { | |
9119 | u32 flags = ethtool_op_get_flags(dev); | |
9120 | ||
9121 | rc = bnx2x_set_flags(dev, (flags & ~ETH_FLAG_LRO)); | |
9122 | } | |
9123 | ||
9124 | return rc; | |
a2fbb9ea ET |
9125 | } |
9126 | ||
9127 | static int bnx2x_set_tso(struct net_device *dev, u32 data) | |
9128 | { | |
755735eb | 9129 | if (data) { |
a2fbb9ea | 9130 | dev->features |= (NETIF_F_TSO | NETIF_F_TSO_ECN); |
755735eb EG |
9131 | dev->features |= NETIF_F_TSO6; |
9132 | } else { | |
a2fbb9ea | 9133 | dev->features &= ~(NETIF_F_TSO | NETIF_F_TSO_ECN); |
755735eb EG |
9134 | dev->features &= ~NETIF_F_TSO6; |
9135 | } | |
9136 | ||
a2fbb9ea ET |
9137 | return 0; |
9138 | } | |
9139 | ||
f3c87cdd | 9140 | static const struct { |
a2fbb9ea ET |
9141 | char string[ETH_GSTRING_LEN]; |
9142 | } bnx2x_tests_str_arr[BNX2X_NUM_TESTS] = { | |
f3c87cdd YG |
9143 | { "register_test (offline)" }, |
9144 | { "memory_test (offline)" }, | |
9145 | { "loopback_test (offline)" }, | |
9146 | { "nvram_test (online)" }, | |
9147 | { "interrupt_test (online)" }, | |
9148 | { "link_test (online)" }, | |
d3d4f495 | 9149 | { "idle check (online)" } |
a2fbb9ea ET |
9150 | }; |
9151 | ||
9152 | static int bnx2x_self_test_count(struct net_device *dev) | |
9153 | { | |
9154 | return BNX2X_NUM_TESTS; | |
9155 | } | |
9156 | ||
f3c87cdd YG |
9157 | static int bnx2x_test_registers(struct bnx2x *bp) |
9158 | { | |
9159 | int idx, i, rc = -ENODEV; | |
9160 | u32 wr_val = 0; | |
9dabc424 | 9161 | int port = BP_PORT(bp); |
f3c87cdd YG |
9162 | static const struct { |
9163 | u32 offset0; | |
9164 | u32 offset1; | |
9165 | u32 mask; | |
9166 | } reg_tbl[] = { | |
9167 | /* 0 */ { BRB1_REG_PAUSE_LOW_THRESHOLD_0, 4, 0x000003ff }, | |
9168 | { DORQ_REG_DB_ADDR0, 4, 0xffffffff }, | |
9169 | { HC_REG_AGG_INT_0, 4, 0x000003ff }, | |
9170 | { PBF_REG_MAC_IF0_ENABLE, 4, 0x00000001 }, | |
9171 | { PBF_REG_P0_INIT_CRD, 4, 0x000007ff }, | |
9172 | { PRS_REG_CID_PORT_0, 4, 0x00ffffff }, | |
9173 | { PXP2_REG_PSWRQ_CDU0_L2P, 4, 0x000fffff }, | |
9174 | { PXP2_REG_RQ_CDU0_EFIRST_MEM_ADDR, 8, 0x0003ffff }, | |
9175 | { PXP2_REG_PSWRQ_TM0_L2P, 4, 0x000fffff }, | |
9176 | { PXP2_REG_RQ_USDM0_EFIRST_MEM_ADDR, 8, 0x0003ffff }, | |
9177 | /* 10 */ { PXP2_REG_PSWRQ_TSDM0_L2P, 4, 0x000fffff }, | |
9178 | { QM_REG_CONNNUM_0, 4, 0x000fffff }, | |
9179 | { TM_REG_LIN0_MAX_ACTIVE_CID, 4, 0x0003ffff }, | |
9180 | { SRC_REG_KEYRSS0_0, 40, 0xffffffff }, | |
9181 | { SRC_REG_KEYRSS0_7, 40, 0xffffffff }, | |
9182 | { XCM_REG_WU_DA_SET_TMR_CNT_FLG_CMD00, 4, 0x00000001 }, | |
9183 | { XCM_REG_WU_DA_CNT_CMD00, 4, 0x00000003 }, | |
9184 | { XCM_REG_GLB_DEL_ACK_MAX_CNT_0, 4, 0x000000ff }, | |
9185 | { NIG_REG_EGRESS_MNG0_FIFO, 20, 0xffffffff }, | |
9186 | { NIG_REG_LLH0_T_BIT, 4, 0x00000001 }, | |
9187 | /* 20 */ { NIG_REG_EMAC0_IN_EN, 4, 0x00000001 }, | |
9188 | { NIG_REG_BMAC0_IN_EN, 4, 0x00000001 }, | |
9189 | { NIG_REG_XCM0_OUT_EN, 4, 0x00000001 }, | |
9190 | { NIG_REG_BRB0_OUT_EN, 4, 0x00000001 }, | |
9191 | { NIG_REG_LLH0_XCM_MASK, 4, 0x00000007 }, | |
9192 | { NIG_REG_LLH0_ACPI_PAT_6_LEN, 68, 0x000000ff }, | |
9193 | { NIG_REG_LLH0_ACPI_PAT_0_CRC, 68, 0xffffffff }, | |
9194 | { NIG_REG_LLH0_DEST_MAC_0_0, 160, 0xffffffff }, | |
9195 | { NIG_REG_LLH0_DEST_IP_0_1, 160, 0xffffffff }, | |
9196 | { NIG_REG_LLH0_IPV4_IPV6_0, 160, 0x00000001 }, | |
9197 | /* 30 */ { NIG_REG_LLH0_DEST_UDP_0, 160, 0x0000ffff }, | |
9198 | { NIG_REG_LLH0_DEST_TCP_0, 160, 0x0000ffff }, | |
9199 | { NIG_REG_LLH0_VLAN_ID_0, 160, 0x00000fff }, | |
9200 | { NIG_REG_XGXS_SERDES0_MODE_SEL, 4, 0x00000001 }, | |
9201 | { NIG_REG_LED_CONTROL_OVERRIDE_TRAFFIC_P0, 4, 0x00000001 }, | |
9202 | { NIG_REG_STATUS_INTERRUPT_PORT0, 4, 0x07ffffff }, | |
9203 | { NIG_REG_XGXS0_CTRL_EXTREMOTEMDIOST, 24, 0x00000001 }, | |
9204 | { NIG_REG_SERDES0_CTRL_PHY_ADDR, 16, 0x0000001f }, | |
9205 | ||
9206 | { 0xffffffff, 0, 0x00000000 } | |
9207 | }; | |
9208 | ||
9209 | if (!netif_running(bp->dev)) | |
9210 | return rc; | |
9211 | ||
9212 | /* Repeat the test twice: | |
9213 | First by writing 0x00000000, second by writing 0xffffffff */ | |
9214 | for (idx = 0; idx < 2; idx++) { | |
9215 | ||
9216 | switch (idx) { | |
9217 | case 0: | |
9218 | wr_val = 0; | |
9219 | break; | |
9220 | case 1: | |
9221 | wr_val = 0xffffffff; | |
9222 | break; | |
9223 | } | |
9224 | ||
9225 | for (i = 0; reg_tbl[i].offset0 != 0xffffffff; i++) { | |
9226 | u32 offset, mask, save_val, val; | |
f3c87cdd YG |
9227 | |
9228 | offset = reg_tbl[i].offset0 + port*reg_tbl[i].offset1; | |
9229 | mask = reg_tbl[i].mask; | |
9230 | ||
9231 | save_val = REG_RD(bp, offset); | |
9232 | ||
9233 | REG_WR(bp, offset, wr_val); | |
9234 | val = REG_RD(bp, offset); | |
9235 | ||
9236 | /* Restore the original register's value */ | |
9237 | REG_WR(bp, offset, save_val); | |
9238 | ||
9239 | /* verify that value is as expected value */ | |
9240 | if ((val & mask) != (wr_val & mask)) | |
9241 | goto test_reg_exit; | |
9242 | } | |
9243 | } | |
9244 | ||
9245 | rc = 0; | |
9246 | ||
9247 | test_reg_exit: | |
9248 | return rc; | |
9249 | } | |
9250 | ||
9251 | static int bnx2x_test_memory(struct bnx2x *bp) | |
9252 | { | |
9253 | int i, j, rc = -ENODEV; | |
9254 | u32 val; | |
9255 | static const struct { | |
9256 | u32 offset; | |
9257 | int size; | |
9258 | } mem_tbl[] = { | |
9259 | { CCM_REG_XX_DESCR_TABLE, CCM_REG_XX_DESCR_TABLE_SIZE }, | |
9260 | { CFC_REG_ACTIVITY_COUNTER, CFC_REG_ACTIVITY_COUNTER_SIZE }, | |
9261 | { CFC_REG_LINK_LIST, CFC_REG_LINK_LIST_SIZE }, | |
9262 | { DMAE_REG_CMD_MEM, DMAE_REG_CMD_MEM_SIZE }, | |
9263 | { TCM_REG_XX_DESCR_TABLE, TCM_REG_XX_DESCR_TABLE_SIZE }, | |
9264 | { UCM_REG_XX_DESCR_TABLE, UCM_REG_XX_DESCR_TABLE_SIZE }, | |
9265 | { XCM_REG_XX_DESCR_TABLE, XCM_REG_XX_DESCR_TABLE_SIZE }, | |
9266 | ||
9267 | { 0xffffffff, 0 } | |
9268 | }; | |
9269 | static const struct { | |
9270 | char *name; | |
9271 | u32 offset; | |
9dabc424 YG |
9272 | u32 e1_mask; |
9273 | u32 e1h_mask; | |
f3c87cdd | 9274 | } prty_tbl[] = { |
9dabc424 YG |
9275 | { "CCM_PRTY_STS", CCM_REG_CCM_PRTY_STS, 0x3ffc0, 0 }, |
9276 | { "CFC_PRTY_STS", CFC_REG_CFC_PRTY_STS, 0x2, 0x2 }, | |
9277 | { "DMAE_PRTY_STS", DMAE_REG_DMAE_PRTY_STS, 0, 0 }, | |
9278 | { "TCM_PRTY_STS", TCM_REG_TCM_PRTY_STS, 0x3ffc0, 0 }, | |
9279 | { "UCM_PRTY_STS", UCM_REG_UCM_PRTY_STS, 0x3ffc0, 0 }, | |
9280 | { "XCM_PRTY_STS", XCM_REG_XCM_PRTY_STS, 0x3ffc1, 0 }, | |
9281 | ||
9282 | { NULL, 0xffffffff, 0, 0 } | |
f3c87cdd YG |
9283 | }; |
9284 | ||
9285 | if (!netif_running(bp->dev)) | |
9286 | return rc; | |
9287 | ||
9288 | /* Go through all the memories */ | |
9289 | for (i = 0; mem_tbl[i].offset != 0xffffffff; i++) | |
9290 | for (j = 0; j < mem_tbl[i].size; j++) | |
9291 | REG_RD(bp, mem_tbl[i].offset + j*4); | |
9292 | ||
9293 | /* Check the parity status */ | |
9294 | for (i = 0; prty_tbl[i].offset != 0xffffffff; i++) { | |
9295 | val = REG_RD(bp, prty_tbl[i].offset); | |
9dabc424 YG |
9296 | if ((CHIP_IS_E1(bp) && (val & ~(prty_tbl[i].e1_mask))) || |
9297 | (CHIP_IS_E1H(bp) && (val & ~(prty_tbl[i].e1h_mask)))) { | |
f3c87cdd YG |
9298 | DP(NETIF_MSG_HW, |
9299 | "%s is 0x%x\n", prty_tbl[i].name, val); | |
9300 | goto test_mem_exit; | |
9301 | } | |
9302 | } | |
9303 | ||
9304 | rc = 0; | |
9305 | ||
9306 | test_mem_exit: | |
9307 | return rc; | |
9308 | } | |
9309 | ||
f3c87cdd YG |
9310 | static void bnx2x_wait_for_link(struct bnx2x *bp, u8 link_up) |
9311 | { | |
9312 | int cnt = 1000; | |
9313 | ||
9314 | if (link_up) | |
9315 | while (bnx2x_link_test(bp) && cnt--) | |
9316 | msleep(10); | |
9317 | } | |
9318 | ||
9319 | static int bnx2x_run_loopback(struct bnx2x *bp, int loopback_mode, u8 link_up) | |
9320 | { | |
9321 | unsigned int pkt_size, num_pkts, i; | |
9322 | struct sk_buff *skb; | |
9323 | unsigned char *packet; | |
9324 | struct bnx2x_fastpath *fp = &bp->fp[0]; | |
9325 | u16 tx_start_idx, tx_idx; | |
9326 | u16 rx_start_idx, rx_idx; | |
9327 | u16 pkt_prod; | |
9328 | struct sw_tx_bd *tx_buf; | |
9329 | struct eth_tx_bd *tx_bd; | |
9330 | dma_addr_t mapping; | |
9331 | union eth_rx_cqe *cqe; | |
9332 | u8 cqe_fp_flags; | |
9333 | struct sw_rx_bd *rx_buf; | |
9334 | u16 len; | |
9335 | int rc = -ENODEV; | |
9336 | ||
b5bf9068 EG |
9337 | /* check the loopback mode */ |
9338 | switch (loopback_mode) { | |
9339 | case BNX2X_PHY_LOOPBACK: | |
9340 | if (bp->link_params.loopback_mode != LOOPBACK_XGXS_10) | |
9341 | return -EINVAL; | |
9342 | break; | |
9343 | case BNX2X_MAC_LOOPBACK: | |
f3c87cdd | 9344 | bp->link_params.loopback_mode = LOOPBACK_BMAC; |
f3c87cdd | 9345 | bnx2x_phy_init(&bp->link_params, &bp->link_vars); |
b5bf9068 EG |
9346 | break; |
9347 | default: | |
f3c87cdd | 9348 | return -EINVAL; |
b5bf9068 | 9349 | } |
f3c87cdd | 9350 | |
b5bf9068 EG |
9351 | /* prepare the loopback packet */ |
9352 | pkt_size = (((bp->dev->mtu < ETH_MAX_PACKET_SIZE) ? | |
9353 | bp->dev->mtu : ETH_MAX_PACKET_SIZE) + ETH_HLEN); | |
f3c87cdd YG |
9354 | skb = netdev_alloc_skb(bp->dev, bp->rx_buf_size); |
9355 | if (!skb) { | |
9356 | rc = -ENOMEM; | |
9357 | goto test_loopback_exit; | |
9358 | } | |
9359 | packet = skb_put(skb, pkt_size); | |
9360 | memcpy(packet, bp->dev->dev_addr, ETH_ALEN); | |
9361 | memset(packet + ETH_ALEN, 0, (ETH_HLEN - ETH_ALEN)); | |
9362 | for (i = ETH_HLEN; i < pkt_size; i++) | |
9363 | packet[i] = (unsigned char) (i & 0xff); | |
9364 | ||
b5bf9068 | 9365 | /* send the loopback packet */ |
f3c87cdd YG |
9366 | num_pkts = 0; |
9367 | tx_start_idx = le16_to_cpu(*fp->tx_cons_sb); | |
9368 | rx_start_idx = le16_to_cpu(*fp->rx_cons_sb); | |
9369 | ||
9370 | pkt_prod = fp->tx_pkt_prod++; | |
9371 | tx_buf = &fp->tx_buf_ring[TX_BD(pkt_prod)]; | |
9372 | tx_buf->first_bd = fp->tx_bd_prod; | |
9373 | tx_buf->skb = skb; | |
9374 | ||
9375 | tx_bd = &fp->tx_desc_ring[TX_BD(fp->tx_bd_prod)]; | |
9376 | mapping = pci_map_single(bp->pdev, skb->data, | |
9377 | skb_headlen(skb), PCI_DMA_TODEVICE); | |
9378 | tx_bd->addr_hi = cpu_to_le32(U64_HI(mapping)); | |
9379 | tx_bd->addr_lo = cpu_to_le32(U64_LO(mapping)); | |
9380 | tx_bd->nbd = cpu_to_le16(1); | |
9381 | tx_bd->nbytes = cpu_to_le16(skb_headlen(skb)); | |
9382 | tx_bd->vlan = cpu_to_le16(pkt_prod); | |
9383 | tx_bd->bd_flags.as_bitfield = (ETH_TX_BD_FLAGS_START_BD | | |
9384 | ETH_TX_BD_FLAGS_END_BD); | |
9385 | tx_bd->general_data = ((UNICAST_ADDRESS << | |
9386 | ETH_TX_BD_ETH_ADDR_TYPE_SHIFT) | 1); | |
9387 | ||
58f4c4cf EG |
9388 | wmb(); |
9389 | ||
f3c87cdd YG |
9390 | fp->hw_tx_prods->bds_prod = |
9391 | cpu_to_le16(le16_to_cpu(fp->hw_tx_prods->bds_prod) + 1); | |
9392 | mb(); /* FW restriction: must not reorder writing nbd and packets */ | |
9393 | fp->hw_tx_prods->packets_prod = | |
9394 | cpu_to_le32(le32_to_cpu(fp->hw_tx_prods->packets_prod) + 1); | |
9395 | DOORBELL(bp, FP_IDX(fp), 0); | |
9396 | ||
9397 | mmiowb(); | |
9398 | ||
9399 | num_pkts++; | |
9400 | fp->tx_bd_prod++; | |
9401 | bp->dev->trans_start = jiffies; | |
9402 | ||
9403 | udelay(100); | |
9404 | ||
9405 | tx_idx = le16_to_cpu(*fp->tx_cons_sb); | |
9406 | if (tx_idx != tx_start_idx + num_pkts) | |
9407 | goto test_loopback_exit; | |
9408 | ||
9409 | rx_idx = le16_to_cpu(*fp->rx_cons_sb); | |
9410 | if (rx_idx != rx_start_idx + num_pkts) | |
9411 | goto test_loopback_exit; | |
9412 | ||
9413 | cqe = &fp->rx_comp_ring[RCQ_BD(fp->rx_comp_cons)]; | |
9414 | cqe_fp_flags = cqe->fast_path_cqe.type_error_flags; | |
9415 | if (CQE_TYPE(cqe_fp_flags) || (cqe_fp_flags & ETH_RX_ERROR_FALGS)) | |
9416 | goto test_loopback_rx_exit; | |
9417 | ||
9418 | len = le16_to_cpu(cqe->fast_path_cqe.pkt_len); | |
9419 | if (len != pkt_size) | |
9420 | goto test_loopback_rx_exit; | |
9421 | ||
9422 | rx_buf = &fp->rx_buf_ring[RX_BD(fp->rx_bd_cons)]; | |
9423 | skb = rx_buf->skb; | |
9424 | skb_reserve(skb, cqe->fast_path_cqe.placement_offset); | |
9425 | for (i = ETH_HLEN; i < pkt_size; i++) | |
9426 | if (*(skb->data + i) != (unsigned char) (i & 0xff)) | |
9427 | goto test_loopback_rx_exit; | |
9428 | ||
9429 | rc = 0; | |
9430 | ||
9431 | test_loopback_rx_exit: | |
f3c87cdd YG |
9432 | |
9433 | fp->rx_bd_cons = NEXT_RX_IDX(fp->rx_bd_cons); | |
9434 | fp->rx_bd_prod = NEXT_RX_IDX(fp->rx_bd_prod); | |
9435 | fp->rx_comp_cons = NEXT_RCQ_IDX(fp->rx_comp_cons); | |
9436 | fp->rx_comp_prod = NEXT_RCQ_IDX(fp->rx_comp_prod); | |
9437 | ||
9438 | /* Update producers */ | |
9439 | bnx2x_update_rx_prod(bp, fp, fp->rx_bd_prod, fp->rx_comp_prod, | |
9440 | fp->rx_sge_prod); | |
f3c87cdd YG |
9441 | |
9442 | test_loopback_exit: | |
9443 | bp->link_params.loopback_mode = LOOPBACK_NONE; | |
9444 | ||
9445 | return rc; | |
9446 | } | |
9447 | ||
9448 | static int bnx2x_test_loopback(struct bnx2x *bp, u8 link_up) | |
9449 | { | |
b5bf9068 | 9450 | int rc = 0, res; |
f3c87cdd YG |
9451 | |
9452 | if (!netif_running(bp->dev)) | |
9453 | return BNX2X_LOOPBACK_FAILED; | |
9454 | ||
f8ef6e44 | 9455 | bnx2x_netif_stop(bp, 1); |
3910c8ae | 9456 | bnx2x_acquire_phy_lock(bp); |
f3c87cdd | 9457 | |
b5bf9068 EG |
9458 | res = bnx2x_run_loopback(bp, BNX2X_PHY_LOOPBACK, link_up); |
9459 | if (res) { | |
9460 | DP(NETIF_MSG_PROBE, " PHY loopback failed (res %d)\n", res); | |
9461 | rc |= BNX2X_PHY_LOOPBACK_FAILED; | |
f3c87cdd YG |
9462 | } |
9463 | ||
b5bf9068 EG |
9464 | res = bnx2x_run_loopback(bp, BNX2X_MAC_LOOPBACK, link_up); |
9465 | if (res) { | |
9466 | DP(NETIF_MSG_PROBE, " MAC loopback failed (res %d)\n", res); | |
9467 | rc |= BNX2X_MAC_LOOPBACK_FAILED; | |
f3c87cdd YG |
9468 | } |
9469 | ||
3910c8ae | 9470 | bnx2x_release_phy_lock(bp); |
f3c87cdd YG |
9471 | bnx2x_netif_start(bp); |
9472 | ||
9473 | return rc; | |
9474 | } | |
9475 | ||
9476 | #define CRC32_RESIDUAL 0xdebb20e3 | |
9477 | ||
9478 | static int bnx2x_test_nvram(struct bnx2x *bp) | |
9479 | { | |
9480 | static const struct { | |
9481 | int offset; | |
9482 | int size; | |
9483 | } nvram_tbl[] = { | |
9484 | { 0, 0x14 }, /* bootstrap */ | |
9485 | { 0x14, 0xec }, /* dir */ | |
9486 | { 0x100, 0x350 }, /* manuf_info */ | |
9487 | { 0x450, 0xf0 }, /* feature_info */ | |
9488 | { 0x640, 0x64 }, /* upgrade_key_info */ | |
9489 | { 0x6a4, 0x64 }, | |
9490 | { 0x708, 0x70 }, /* manuf_key_info */ | |
9491 | { 0x778, 0x70 }, | |
9492 | { 0, 0 } | |
9493 | }; | |
9494 | u32 buf[0x350 / 4]; | |
9495 | u8 *data = (u8 *)buf; | |
9496 | int i, rc; | |
9497 | u32 magic, csum; | |
9498 | ||
9499 | rc = bnx2x_nvram_read(bp, 0, data, 4); | |
9500 | if (rc) { | |
9501 | DP(NETIF_MSG_PROBE, "magic value read (rc -%d)\n", -rc); | |
9502 | goto test_nvram_exit; | |
9503 | } | |
9504 | ||
9505 | magic = be32_to_cpu(buf[0]); | |
9506 | if (magic != 0x669955aa) { | |
9507 | DP(NETIF_MSG_PROBE, "magic value (0x%08x)\n", magic); | |
9508 | rc = -ENODEV; | |
9509 | goto test_nvram_exit; | |
9510 | } | |
9511 | ||
9512 | for (i = 0; nvram_tbl[i].size; i++) { | |
9513 | ||
9514 | rc = bnx2x_nvram_read(bp, nvram_tbl[i].offset, data, | |
9515 | nvram_tbl[i].size); | |
9516 | if (rc) { | |
9517 | DP(NETIF_MSG_PROBE, | |
9518 | "nvram_tbl[%d] read data (rc -%d)\n", i, -rc); | |
9519 | goto test_nvram_exit; | |
9520 | } | |
9521 | ||
9522 | csum = ether_crc_le(nvram_tbl[i].size, data); | |
9523 | if (csum != CRC32_RESIDUAL) { | |
9524 | DP(NETIF_MSG_PROBE, | |
9525 | "nvram_tbl[%d] csum value (0x%08x)\n", i, csum); | |
9526 | rc = -ENODEV; | |
9527 | goto test_nvram_exit; | |
9528 | } | |
9529 | } | |
9530 | ||
9531 | test_nvram_exit: | |
9532 | return rc; | |
9533 | } | |
9534 | ||
9535 | static int bnx2x_test_intr(struct bnx2x *bp) | |
9536 | { | |
9537 | struct mac_configuration_cmd *config = bnx2x_sp(bp, mac_config); | |
9538 | int i, rc; | |
9539 | ||
9540 | if (!netif_running(bp->dev)) | |
9541 | return -ENODEV; | |
9542 | ||
8d9c5f34 | 9543 | config->hdr.length = 0; |
af246401 EG |
9544 | if (CHIP_IS_E1(bp)) |
9545 | config->hdr.offset = (BP_PORT(bp) ? 32 : 0); | |
9546 | else | |
9547 | config->hdr.offset = BP_FUNC(bp); | |
f3c87cdd YG |
9548 | config->hdr.client_id = BP_CL_ID(bp); |
9549 | config->hdr.reserved1 = 0; | |
9550 | ||
9551 | rc = bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_SET_MAC, 0, | |
9552 | U64_HI(bnx2x_sp_mapping(bp, mac_config)), | |
9553 | U64_LO(bnx2x_sp_mapping(bp, mac_config)), 0); | |
9554 | if (rc == 0) { | |
9555 | bp->set_mac_pending++; | |
9556 | for (i = 0; i < 10; i++) { | |
9557 | if (!bp->set_mac_pending) | |
9558 | break; | |
9559 | msleep_interruptible(10); | |
9560 | } | |
9561 | if (i == 10) | |
9562 | rc = -ENODEV; | |
9563 | } | |
9564 | ||
9565 | return rc; | |
9566 | } | |
9567 | ||
a2fbb9ea ET |
9568 | static void bnx2x_self_test(struct net_device *dev, |
9569 | struct ethtool_test *etest, u64 *buf) | |
9570 | { | |
9571 | struct bnx2x *bp = netdev_priv(dev); | |
a2fbb9ea ET |
9572 | |
9573 | memset(buf, 0, sizeof(u64) * BNX2X_NUM_TESTS); | |
9574 | ||
f3c87cdd | 9575 | if (!netif_running(dev)) |
a2fbb9ea | 9576 | return; |
a2fbb9ea | 9577 | |
33471629 | 9578 | /* offline tests are not supported in MF mode */ |
f3c87cdd YG |
9579 | if (IS_E1HMF(bp)) |
9580 | etest->flags &= ~ETH_TEST_FL_OFFLINE; | |
9581 | ||
9582 | if (etest->flags & ETH_TEST_FL_OFFLINE) { | |
9583 | u8 link_up; | |
9584 | ||
9585 | link_up = bp->link_vars.link_up; | |
9586 | bnx2x_nic_unload(bp, UNLOAD_NORMAL); | |
9587 | bnx2x_nic_load(bp, LOAD_DIAG); | |
9588 | /* wait until link state is restored */ | |
9589 | bnx2x_wait_for_link(bp, link_up); | |
9590 | ||
9591 | if (bnx2x_test_registers(bp) != 0) { | |
9592 | buf[0] = 1; | |
9593 | etest->flags |= ETH_TEST_FL_FAILED; | |
9594 | } | |
9595 | if (bnx2x_test_memory(bp) != 0) { | |
9596 | buf[1] = 1; | |
9597 | etest->flags |= ETH_TEST_FL_FAILED; | |
9598 | } | |
9599 | buf[2] = bnx2x_test_loopback(bp, link_up); | |
9600 | if (buf[2] != 0) | |
9601 | etest->flags |= ETH_TEST_FL_FAILED; | |
a2fbb9ea | 9602 | |
f3c87cdd YG |
9603 | bnx2x_nic_unload(bp, UNLOAD_NORMAL); |
9604 | bnx2x_nic_load(bp, LOAD_NORMAL); | |
9605 | /* wait until link state is restored */ | |
9606 | bnx2x_wait_for_link(bp, link_up); | |
9607 | } | |
9608 | if (bnx2x_test_nvram(bp) != 0) { | |
9609 | buf[3] = 1; | |
a2fbb9ea ET |
9610 | etest->flags |= ETH_TEST_FL_FAILED; |
9611 | } | |
f3c87cdd YG |
9612 | if (bnx2x_test_intr(bp) != 0) { |
9613 | buf[4] = 1; | |
9614 | etest->flags |= ETH_TEST_FL_FAILED; | |
9615 | } | |
9616 | if (bp->port.pmf) | |
9617 | if (bnx2x_link_test(bp) != 0) { | |
9618 | buf[5] = 1; | |
9619 | etest->flags |= ETH_TEST_FL_FAILED; | |
9620 | } | |
f3c87cdd YG |
9621 | |
9622 | #ifdef BNX2X_EXTRA_DEBUG | |
9623 | bnx2x_panic_dump(bp); | |
9624 | #endif | |
a2fbb9ea ET |
9625 | } |
9626 | ||
de832a55 EG |
9627 | static const struct { |
9628 | long offset; | |
9629 | int size; | |
9630 | u8 string[ETH_GSTRING_LEN]; | |
9631 | } bnx2x_q_stats_arr[BNX2X_NUM_Q_STATS] = { | |
9632 | /* 1 */ { Q_STATS_OFFSET32(total_bytes_received_hi), 8, "[%d]: rx_bytes" }, | |
9633 | { Q_STATS_OFFSET32(error_bytes_received_hi), | |
9634 | 8, "[%d]: rx_error_bytes" }, | |
9635 | { Q_STATS_OFFSET32(total_unicast_packets_received_hi), | |
9636 | 8, "[%d]: rx_ucast_packets" }, | |
9637 | { Q_STATS_OFFSET32(total_multicast_packets_received_hi), | |
9638 | 8, "[%d]: rx_mcast_packets" }, | |
9639 | { Q_STATS_OFFSET32(total_broadcast_packets_received_hi), | |
9640 | 8, "[%d]: rx_bcast_packets" }, | |
9641 | { Q_STATS_OFFSET32(no_buff_discard_hi), 8, "[%d]: rx_discards" }, | |
9642 | { Q_STATS_OFFSET32(rx_err_discard_pkt), | |
9643 | 4, "[%d]: rx_phy_ip_err_discards"}, | |
9644 | { Q_STATS_OFFSET32(rx_skb_alloc_failed), | |
9645 | 4, "[%d]: rx_skb_alloc_discard" }, | |
9646 | { Q_STATS_OFFSET32(hw_csum_err), 4, "[%d]: rx_csum_offload_errors" }, | |
9647 | ||
9648 | /* 10 */{ Q_STATS_OFFSET32(total_bytes_transmitted_hi), 8, "[%d]: tx_bytes" }, | |
9649 | { Q_STATS_OFFSET32(total_unicast_packets_transmitted_hi), | |
9650 | 8, "[%d]: tx_packets" } | |
9651 | }; | |
9652 | ||
bb2a0f7a YG |
9653 | static const struct { |
9654 | long offset; | |
9655 | int size; | |
9656 | u32 flags; | |
66e855f3 YG |
9657 | #define STATS_FLAGS_PORT 1 |
9658 | #define STATS_FLAGS_FUNC 2 | |
de832a55 | 9659 | #define STATS_FLAGS_BOTH (STATS_FLAGS_FUNC | STATS_FLAGS_PORT) |
66e855f3 | 9660 | u8 string[ETH_GSTRING_LEN]; |
bb2a0f7a | 9661 | } bnx2x_stats_arr[BNX2X_NUM_STATS] = { |
de832a55 EG |
9662 | /* 1 */ { STATS_OFFSET32(total_bytes_received_hi), |
9663 | 8, STATS_FLAGS_BOTH, "rx_bytes" }, | |
66e855f3 | 9664 | { STATS_OFFSET32(error_bytes_received_hi), |
de832a55 | 9665 | 8, STATS_FLAGS_BOTH, "rx_error_bytes" }, |
bb2a0f7a | 9666 | { STATS_OFFSET32(total_unicast_packets_received_hi), |
de832a55 | 9667 | 8, STATS_FLAGS_BOTH, "rx_ucast_packets" }, |
bb2a0f7a | 9668 | { STATS_OFFSET32(total_multicast_packets_received_hi), |
de832a55 | 9669 | 8, STATS_FLAGS_BOTH, "rx_mcast_packets" }, |
bb2a0f7a | 9670 | { STATS_OFFSET32(total_broadcast_packets_received_hi), |
de832a55 | 9671 | 8, STATS_FLAGS_BOTH, "rx_bcast_packets" }, |
bb2a0f7a | 9672 | { STATS_OFFSET32(rx_stat_dot3statsfcserrors_hi), |
66e855f3 | 9673 | 8, STATS_FLAGS_PORT, "rx_crc_errors" }, |
bb2a0f7a | 9674 | { STATS_OFFSET32(rx_stat_dot3statsalignmenterrors_hi), |
66e855f3 | 9675 | 8, STATS_FLAGS_PORT, "rx_align_errors" }, |
de832a55 EG |
9676 | { STATS_OFFSET32(rx_stat_etherstatsundersizepkts_hi), |
9677 | 8, STATS_FLAGS_PORT, "rx_undersize_packets" }, | |
9678 | { STATS_OFFSET32(etherstatsoverrsizepkts_hi), | |
9679 | 8, STATS_FLAGS_PORT, "rx_oversize_packets" }, | |
9680 | /* 10 */{ STATS_OFFSET32(rx_stat_etherstatsfragments_hi), | |
9681 | 8, STATS_FLAGS_PORT, "rx_fragments" }, | |
9682 | { STATS_OFFSET32(rx_stat_etherstatsjabbers_hi), | |
9683 | 8, STATS_FLAGS_PORT, "rx_jabbers" }, | |
9684 | { STATS_OFFSET32(no_buff_discard_hi), | |
9685 | 8, STATS_FLAGS_BOTH, "rx_discards" }, | |
9686 | { STATS_OFFSET32(mac_filter_discard), | |
9687 | 4, STATS_FLAGS_PORT, "rx_filtered_packets" }, | |
9688 | { STATS_OFFSET32(xxoverflow_discard), | |
9689 | 4, STATS_FLAGS_PORT, "rx_fw_discards" }, | |
9690 | { STATS_OFFSET32(brb_drop_hi), | |
9691 | 8, STATS_FLAGS_PORT, "rx_brb_discard" }, | |
9692 | { STATS_OFFSET32(brb_truncate_hi), | |
9693 | 8, STATS_FLAGS_PORT, "rx_brb_truncate" }, | |
9694 | { STATS_OFFSET32(pause_frames_received_hi), | |
9695 | 8, STATS_FLAGS_PORT, "rx_pause_frames" }, | |
9696 | { STATS_OFFSET32(rx_stat_maccontrolframesreceived_hi), | |
9697 | 8, STATS_FLAGS_PORT, "rx_mac_ctrl_frames" }, | |
9698 | { STATS_OFFSET32(nig_timer_max), | |
9699 | 4, STATS_FLAGS_PORT, "rx_constant_pause_events" }, | |
9700 | /* 20 */{ STATS_OFFSET32(rx_err_discard_pkt), | |
9701 | 4, STATS_FLAGS_BOTH, "rx_phy_ip_err_discards"}, | |
9702 | { STATS_OFFSET32(rx_skb_alloc_failed), | |
9703 | 4, STATS_FLAGS_BOTH, "rx_skb_alloc_discard" }, | |
9704 | { STATS_OFFSET32(hw_csum_err), | |
9705 | 4, STATS_FLAGS_BOTH, "rx_csum_offload_errors" }, | |
9706 | ||
9707 | { STATS_OFFSET32(total_bytes_transmitted_hi), | |
9708 | 8, STATS_FLAGS_BOTH, "tx_bytes" }, | |
9709 | { STATS_OFFSET32(tx_stat_ifhcoutbadoctets_hi), | |
9710 | 8, STATS_FLAGS_PORT, "tx_error_bytes" }, | |
9711 | { STATS_OFFSET32(total_unicast_packets_transmitted_hi), | |
9712 | 8, STATS_FLAGS_BOTH, "tx_packets" }, | |
9713 | { STATS_OFFSET32(tx_stat_dot3statsinternalmactransmiterrors_hi), | |
9714 | 8, STATS_FLAGS_PORT, "tx_mac_errors" }, | |
9715 | { STATS_OFFSET32(rx_stat_dot3statscarriersenseerrors_hi), | |
9716 | 8, STATS_FLAGS_PORT, "tx_carrier_errors" }, | |
bb2a0f7a | 9717 | { STATS_OFFSET32(tx_stat_dot3statssinglecollisionframes_hi), |
66e855f3 | 9718 | 8, STATS_FLAGS_PORT, "tx_single_collisions" }, |
bb2a0f7a | 9719 | { STATS_OFFSET32(tx_stat_dot3statsmultiplecollisionframes_hi), |
66e855f3 | 9720 | 8, STATS_FLAGS_PORT, "tx_multi_collisions" }, |
de832a55 | 9721 | /* 30 */{ STATS_OFFSET32(tx_stat_dot3statsdeferredtransmissions_hi), |
66e855f3 | 9722 | 8, STATS_FLAGS_PORT, "tx_deferred" }, |
bb2a0f7a | 9723 | { STATS_OFFSET32(tx_stat_dot3statsexcessivecollisions_hi), |
66e855f3 | 9724 | 8, STATS_FLAGS_PORT, "tx_excess_collisions" }, |
bb2a0f7a | 9725 | { STATS_OFFSET32(tx_stat_dot3statslatecollisions_hi), |
66e855f3 | 9726 | 8, STATS_FLAGS_PORT, "tx_late_collisions" }, |
bb2a0f7a | 9727 | { STATS_OFFSET32(tx_stat_etherstatscollisions_hi), |
66e855f3 | 9728 | 8, STATS_FLAGS_PORT, "tx_total_collisions" }, |
bb2a0f7a | 9729 | { STATS_OFFSET32(tx_stat_etherstatspkts64octets_hi), |
66e855f3 | 9730 | 8, STATS_FLAGS_PORT, "tx_64_byte_packets" }, |
bb2a0f7a | 9731 | { STATS_OFFSET32(tx_stat_etherstatspkts65octetsto127octets_hi), |
66e855f3 | 9732 | 8, STATS_FLAGS_PORT, "tx_65_to_127_byte_packets" }, |
bb2a0f7a | 9733 | { STATS_OFFSET32(tx_stat_etherstatspkts128octetsto255octets_hi), |
66e855f3 | 9734 | 8, STATS_FLAGS_PORT, "tx_128_to_255_byte_packets" }, |
bb2a0f7a | 9735 | { STATS_OFFSET32(tx_stat_etherstatspkts256octetsto511octets_hi), |
66e855f3 | 9736 | 8, STATS_FLAGS_PORT, "tx_256_to_511_byte_packets" }, |
bb2a0f7a | 9737 | { STATS_OFFSET32(tx_stat_etherstatspkts512octetsto1023octets_hi), |
66e855f3 | 9738 | 8, STATS_FLAGS_PORT, "tx_512_to_1023_byte_packets" }, |
bb2a0f7a | 9739 | { STATS_OFFSET32(etherstatspkts1024octetsto1522octets_hi), |
66e855f3 | 9740 | 8, STATS_FLAGS_PORT, "tx_1024_to_1522_byte_packets" }, |
de832a55 | 9741 | /* 40 */{ STATS_OFFSET32(etherstatspktsover1522octets_hi), |
66e855f3 | 9742 | 8, STATS_FLAGS_PORT, "tx_1523_to_9022_byte_packets" }, |
de832a55 EG |
9743 | { STATS_OFFSET32(pause_frames_sent_hi), |
9744 | 8, STATS_FLAGS_PORT, "tx_pause_frames" } | |
a2fbb9ea ET |
9745 | }; |
9746 | ||
de832a55 EG |
9747 | #define IS_PORT_STAT(i) \ |
9748 | ((bnx2x_stats_arr[i].flags & STATS_FLAGS_BOTH) == STATS_FLAGS_PORT) | |
9749 | #define IS_FUNC_STAT(i) (bnx2x_stats_arr[i].flags & STATS_FLAGS_FUNC) | |
9750 | #define IS_E1HMF_MODE_STAT(bp) \ | |
9751 | (IS_E1HMF(bp) && !(bp->msglevel & BNX2X_MSG_STATS)) | |
66e855f3 | 9752 | |
a2fbb9ea ET |
9753 | static void bnx2x_get_strings(struct net_device *dev, u32 stringset, u8 *buf) |
9754 | { | |
bb2a0f7a | 9755 | struct bnx2x *bp = netdev_priv(dev); |
de832a55 | 9756 | int i, j, k; |
bb2a0f7a | 9757 | |
a2fbb9ea ET |
9758 | switch (stringset) { |
9759 | case ETH_SS_STATS: | |
de832a55 EG |
9760 | if (is_multi(bp)) { |
9761 | k = 0; | |
9762 | for_each_queue(bp, i) { | |
9763 | for (j = 0; j < BNX2X_NUM_Q_STATS; j++) | |
9764 | sprintf(buf + (k + j)*ETH_GSTRING_LEN, | |
9765 | bnx2x_q_stats_arr[j].string, i); | |
9766 | k += BNX2X_NUM_Q_STATS; | |
9767 | } | |
9768 | if (IS_E1HMF_MODE_STAT(bp)) | |
9769 | break; | |
9770 | for (j = 0; j < BNX2X_NUM_STATS; j++) | |
9771 | strcpy(buf + (k + j)*ETH_GSTRING_LEN, | |
9772 | bnx2x_stats_arr[j].string); | |
9773 | } else { | |
9774 | for (i = 0, j = 0; i < BNX2X_NUM_STATS; i++) { | |
9775 | if (IS_E1HMF_MODE_STAT(bp) && IS_PORT_STAT(i)) | |
9776 | continue; | |
9777 | strcpy(buf + j*ETH_GSTRING_LEN, | |
9778 | bnx2x_stats_arr[i].string); | |
9779 | j++; | |
9780 | } | |
bb2a0f7a | 9781 | } |
a2fbb9ea ET |
9782 | break; |
9783 | ||
9784 | case ETH_SS_TEST: | |
9785 | memcpy(buf, bnx2x_tests_str_arr, sizeof(bnx2x_tests_str_arr)); | |
9786 | break; | |
9787 | } | |
9788 | } | |
9789 | ||
9790 | static int bnx2x_get_stats_count(struct net_device *dev) | |
9791 | { | |
bb2a0f7a | 9792 | struct bnx2x *bp = netdev_priv(dev); |
de832a55 | 9793 | int i, num_stats; |
bb2a0f7a | 9794 | |
de832a55 EG |
9795 | if (is_multi(bp)) { |
9796 | num_stats = BNX2X_NUM_Q_STATS * BNX2X_NUM_QUEUES(bp); | |
9797 | if (!IS_E1HMF_MODE_STAT(bp)) | |
9798 | num_stats += BNX2X_NUM_STATS; | |
9799 | } else { | |
9800 | if (IS_E1HMF_MODE_STAT(bp)) { | |
9801 | num_stats = 0; | |
9802 | for (i = 0; i < BNX2X_NUM_STATS; i++) | |
9803 | if (IS_FUNC_STAT(i)) | |
9804 | num_stats++; | |
9805 | } else | |
9806 | num_stats = BNX2X_NUM_STATS; | |
bb2a0f7a | 9807 | } |
de832a55 | 9808 | |
bb2a0f7a | 9809 | return num_stats; |
a2fbb9ea ET |
9810 | } |
9811 | ||
9812 | static void bnx2x_get_ethtool_stats(struct net_device *dev, | |
9813 | struct ethtool_stats *stats, u64 *buf) | |
9814 | { | |
9815 | struct bnx2x *bp = netdev_priv(dev); | |
de832a55 EG |
9816 | u32 *hw_stats, *offset; |
9817 | int i, j, k; | |
bb2a0f7a | 9818 | |
de832a55 EG |
9819 | if (is_multi(bp)) { |
9820 | k = 0; | |
9821 | for_each_queue(bp, i) { | |
9822 | hw_stats = (u32 *)&bp->fp[i].eth_q_stats; | |
9823 | for (j = 0; j < BNX2X_NUM_Q_STATS; j++) { | |
9824 | if (bnx2x_q_stats_arr[j].size == 0) { | |
9825 | /* skip this counter */ | |
9826 | buf[k + j] = 0; | |
9827 | continue; | |
9828 | } | |
9829 | offset = (hw_stats + | |
9830 | bnx2x_q_stats_arr[j].offset); | |
9831 | if (bnx2x_q_stats_arr[j].size == 4) { | |
9832 | /* 4-byte counter */ | |
9833 | buf[k + j] = (u64) *offset; | |
9834 | continue; | |
9835 | } | |
9836 | /* 8-byte counter */ | |
9837 | buf[k + j] = HILO_U64(*offset, *(offset + 1)); | |
9838 | } | |
9839 | k += BNX2X_NUM_Q_STATS; | |
9840 | } | |
9841 | if (IS_E1HMF_MODE_STAT(bp)) | |
9842 | return; | |
9843 | hw_stats = (u32 *)&bp->eth_stats; | |
9844 | for (j = 0; j < BNX2X_NUM_STATS; j++) { | |
9845 | if (bnx2x_stats_arr[j].size == 0) { | |
9846 | /* skip this counter */ | |
9847 | buf[k + j] = 0; | |
9848 | continue; | |
9849 | } | |
9850 | offset = (hw_stats + bnx2x_stats_arr[j].offset); | |
9851 | if (bnx2x_stats_arr[j].size == 4) { | |
9852 | /* 4-byte counter */ | |
9853 | buf[k + j] = (u64) *offset; | |
9854 | continue; | |
9855 | } | |
9856 | /* 8-byte counter */ | |
9857 | buf[k + j] = HILO_U64(*offset, *(offset + 1)); | |
a2fbb9ea | 9858 | } |
de832a55 EG |
9859 | } else { |
9860 | hw_stats = (u32 *)&bp->eth_stats; | |
9861 | for (i = 0, j = 0; i < BNX2X_NUM_STATS; i++) { | |
9862 | if (IS_E1HMF_MODE_STAT(bp) && IS_PORT_STAT(i)) | |
9863 | continue; | |
9864 | if (bnx2x_stats_arr[i].size == 0) { | |
9865 | /* skip this counter */ | |
9866 | buf[j] = 0; | |
9867 | j++; | |
9868 | continue; | |
9869 | } | |
9870 | offset = (hw_stats + bnx2x_stats_arr[i].offset); | |
9871 | if (bnx2x_stats_arr[i].size == 4) { | |
9872 | /* 4-byte counter */ | |
9873 | buf[j] = (u64) *offset; | |
9874 | j++; | |
9875 | continue; | |
9876 | } | |
9877 | /* 8-byte counter */ | |
9878 | buf[j] = HILO_U64(*offset, *(offset + 1)); | |
bb2a0f7a | 9879 | j++; |
a2fbb9ea | 9880 | } |
a2fbb9ea ET |
9881 | } |
9882 | } | |
9883 | ||
9884 | static int bnx2x_phys_id(struct net_device *dev, u32 data) | |
9885 | { | |
9886 | struct bnx2x *bp = netdev_priv(dev); | |
34f80b04 | 9887 | int port = BP_PORT(bp); |
a2fbb9ea ET |
9888 | int i; |
9889 | ||
34f80b04 EG |
9890 | if (!netif_running(dev)) |
9891 | return 0; | |
9892 | ||
9893 | if (!bp->port.pmf) | |
9894 | return 0; | |
9895 | ||
a2fbb9ea ET |
9896 | if (data == 0) |
9897 | data = 2; | |
9898 | ||
9899 | for (i = 0; i < (data * 2); i++) { | |
c18487ee | 9900 | if ((i % 2) == 0) |
34f80b04 | 9901 | bnx2x_set_led(bp, port, LED_MODE_OPER, SPEED_1000, |
c18487ee YR |
9902 | bp->link_params.hw_led_mode, |
9903 | bp->link_params.chip_id); | |
9904 | else | |
34f80b04 | 9905 | bnx2x_set_led(bp, port, LED_MODE_OFF, 0, |
c18487ee YR |
9906 | bp->link_params.hw_led_mode, |
9907 | bp->link_params.chip_id); | |
9908 | ||
a2fbb9ea ET |
9909 | msleep_interruptible(500); |
9910 | if (signal_pending(current)) | |
9911 | break; | |
9912 | } | |
9913 | ||
c18487ee | 9914 | if (bp->link_vars.link_up) |
34f80b04 | 9915 | bnx2x_set_led(bp, port, LED_MODE_OPER, |
c18487ee YR |
9916 | bp->link_vars.line_speed, |
9917 | bp->link_params.hw_led_mode, | |
9918 | bp->link_params.chip_id); | |
a2fbb9ea ET |
9919 | |
9920 | return 0; | |
9921 | } | |
9922 | ||
9923 | static struct ethtool_ops bnx2x_ethtool_ops = { | |
7a9b2557 VZ |
9924 | .get_settings = bnx2x_get_settings, |
9925 | .set_settings = bnx2x_set_settings, | |
9926 | .get_drvinfo = bnx2x_get_drvinfo, | |
a2fbb9ea ET |
9927 | .get_wol = bnx2x_get_wol, |
9928 | .set_wol = bnx2x_set_wol, | |
7a9b2557 VZ |
9929 | .get_msglevel = bnx2x_get_msglevel, |
9930 | .set_msglevel = bnx2x_set_msglevel, | |
9931 | .nway_reset = bnx2x_nway_reset, | |
9932 | .get_link = ethtool_op_get_link, | |
9933 | .get_eeprom_len = bnx2x_get_eeprom_len, | |
9934 | .get_eeprom = bnx2x_get_eeprom, | |
9935 | .set_eeprom = bnx2x_set_eeprom, | |
9936 | .get_coalesce = bnx2x_get_coalesce, | |
9937 | .set_coalesce = bnx2x_set_coalesce, | |
9938 | .get_ringparam = bnx2x_get_ringparam, | |
9939 | .set_ringparam = bnx2x_set_ringparam, | |
9940 | .get_pauseparam = bnx2x_get_pauseparam, | |
9941 | .set_pauseparam = bnx2x_set_pauseparam, | |
9942 | .get_rx_csum = bnx2x_get_rx_csum, | |
9943 | .set_rx_csum = bnx2x_set_rx_csum, | |
9944 | .get_tx_csum = ethtool_op_get_tx_csum, | |
755735eb | 9945 | .set_tx_csum = ethtool_op_set_tx_hw_csum, |
7a9b2557 VZ |
9946 | .set_flags = bnx2x_set_flags, |
9947 | .get_flags = ethtool_op_get_flags, | |
9948 | .get_sg = ethtool_op_get_sg, | |
9949 | .set_sg = ethtool_op_set_sg, | |
a2fbb9ea ET |
9950 | .get_tso = ethtool_op_get_tso, |
9951 | .set_tso = bnx2x_set_tso, | |
9952 | .self_test_count = bnx2x_self_test_count, | |
7a9b2557 VZ |
9953 | .self_test = bnx2x_self_test, |
9954 | .get_strings = bnx2x_get_strings, | |
a2fbb9ea ET |
9955 | .phys_id = bnx2x_phys_id, |
9956 | .get_stats_count = bnx2x_get_stats_count, | |
bb2a0f7a | 9957 | .get_ethtool_stats = bnx2x_get_ethtool_stats, |
a2fbb9ea ET |
9958 | }; |
9959 | ||
9960 | /* end of ethtool_ops */ | |
9961 | ||
9962 | /**************************************************************************** | |
9963 | * General service functions | |
9964 | ****************************************************************************/ | |
9965 | ||
9966 | static int bnx2x_set_power_state(struct bnx2x *bp, pci_power_t state) | |
9967 | { | |
9968 | u16 pmcsr; | |
9969 | ||
9970 | pci_read_config_word(bp->pdev, bp->pm_cap + PCI_PM_CTRL, &pmcsr); | |
9971 | ||
9972 | switch (state) { | |
9973 | case PCI_D0: | |
34f80b04 | 9974 | pci_write_config_word(bp->pdev, bp->pm_cap + PCI_PM_CTRL, |
a2fbb9ea ET |
9975 | ((pmcsr & ~PCI_PM_CTRL_STATE_MASK) | |
9976 | PCI_PM_CTRL_PME_STATUS)); | |
9977 | ||
9978 | if (pmcsr & PCI_PM_CTRL_STATE_MASK) | |
33471629 | 9979 | /* delay required during transition out of D3hot */ |
a2fbb9ea | 9980 | msleep(20); |
34f80b04 | 9981 | break; |
a2fbb9ea | 9982 | |
34f80b04 EG |
9983 | case PCI_D3hot: |
9984 | pmcsr &= ~PCI_PM_CTRL_STATE_MASK; | |
9985 | pmcsr |= 3; | |
a2fbb9ea | 9986 | |
34f80b04 EG |
9987 | if (bp->wol) |
9988 | pmcsr |= PCI_PM_CTRL_PME_ENABLE; | |
a2fbb9ea | 9989 | |
34f80b04 EG |
9990 | pci_write_config_word(bp->pdev, bp->pm_cap + PCI_PM_CTRL, |
9991 | pmcsr); | |
a2fbb9ea | 9992 | |
34f80b04 EG |
9993 | /* No more memory access after this point until |
9994 | * device is brought back to D0. | |
9995 | */ | |
9996 | break; | |
9997 | ||
9998 | default: | |
9999 | return -EINVAL; | |
10000 | } | |
10001 | return 0; | |
a2fbb9ea ET |
10002 | } |
10003 | ||
237907c1 EG |
10004 | static inline int bnx2x_has_rx_work(struct bnx2x_fastpath *fp) |
10005 | { | |
10006 | u16 rx_cons_sb; | |
10007 | ||
10008 | /* Tell compiler that status block fields can change */ | |
10009 | barrier(); | |
10010 | rx_cons_sb = le16_to_cpu(*fp->rx_cons_sb); | |
10011 | if ((rx_cons_sb & MAX_RCQ_DESC_CNT) == MAX_RCQ_DESC_CNT) | |
10012 | rx_cons_sb++; | |
10013 | return (fp->rx_comp_cons != rx_cons_sb); | |
10014 | } | |
10015 | ||
34f80b04 EG |
10016 | /* |
10017 | * net_device service functions | |
10018 | */ | |
10019 | ||
a2fbb9ea ET |
10020 | static int bnx2x_poll(struct napi_struct *napi, int budget) |
10021 | { | |
10022 | struct bnx2x_fastpath *fp = container_of(napi, struct bnx2x_fastpath, | |
10023 | napi); | |
10024 | struct bnx2x *bp = fp->bp; | |
10025 | int work_done = 0; | |
10026 | ||
10027 | #ifdef BNX2X_STOP_ON_ERROR | |
10028 | if (unlikely(bp->panic)) | |
34f80b04 | 10029 | goto poll_panic; |
a2fbb9ea ET |
10030 | #endif |
10031 | ||
10032 | prefetch(fp->tx_buf_ring[TX_BD(fp->tx_pkt_cons)].skb); | |
10033 | prefetch(fp->rx_buf_ring[RX_BD(fp->rx_bd_cons)].skb); | |
10034 | prefetch((char *)(fp->rx_buf_ring[RX_BD(fp->rx_bd_cons)].skb) + 256); | |
10035 | ||
10036 | bnx2x_update_fpsb_idx(fp); | |
10037 | ||
237907c1 | 10038 | if (bnx2x_has_tx_work(fp)) |
a2fbb9ea ET |
10039 | bnx2x_tx_int(fp, budget); |
10040 | ||
237907c1 | 10041 | if (bnx2x_has_rx_work(fp)) |
a2fbb9ea | 10042 | work_done = bnx2x_rx_int(fp, budget); |
da5a662a | 10043 | rmb(); /* BNX2X_HAS_WORK() reads the status block */ |
a2fbb9ea ET |
10044 | |
10045 | /* must not complete if we consumed full budget */ | |
da5a662a | 10046 | if ((work_done < budget) && !BNX2X_HAS_WORK(fp)) { |
a2fbb9ea ET |
10047 | |
10048 | #ifdef BNX2X_STOP_ON_ERROR | |
34f80b04 | 10049 | poll_panic: |
a2fbb9ea | 10050 | #endif |
288379f0 | 10051 | napi_complete(napi); |
a2fbb9ea | 10052 | |
34f80b04 | 10053 | bnx2x_ack_sb(bp, FP_SB_ID(fp), USTORM_ID, |
a2fbb9ea | 10054 | le16_to_cpu(fp->fp_u_idx), IGU_INT_NOP, 1); |
34f80b04 | 10055 | bnx2x_ack_sb(bp, FP_SB_ID(fp), CSTORM_ID, |
a2fbb9ea ET |
10056 | le16_to_cpu(fp->fp_c_idx), IGU_INT_ENABLE, 1); |
10057 | } | |
a2fbb9ea ET |
10058 | return work_done; |
10059 | } | |
10060 | ||
755735eb EG |
10061 | |
10062 | /* we split the first BD into headers and data BDs | |
33471629 | 10063 | * to ease the pain of our fellow microcode engineers |
755735eb EG |
10064 | * we use one mapping for both BDs |
10065 | * So far this has only been observed to happen | |
10066 | * in Other Operating Systems(TM) | |
10067 | */ | |
10068 | static noinline u16 bnx2x_tx_split(struct bnx2x *bp, | |
10069 | struct bnx2x_fastpath *fp, | |
10070 | struct eth_tx_bd **tx_bd, u16 hlen, | |
10071 | u16 bd_prod, int nbd) | |
10072 | { | |
10073 | struct eth_tx_bd *h_tx_bd = *tx_bd; | |
10074 | struct eth_tx_bd *d_tx_bd; | |
10075 | dma_addr_t mapping; | |
10076 | int old_len = le16_to_cpu(h_tx_bd->nbytes); | |
10077 | ||
10078 | /* first fix first BD */ | |
10079 | h_tx_bd->nbd = cpu_to_le16(nbd); | |
10080 | h_tx_bd->nbytes = cpu_to_le16(hlen); | |
10081 | ||
10082 | DP(NETIF_MSG_TX_QUEUED, "TSO split header size is %d " | |
10083 | "(%x:%x) nbd %d\n", h_tx_bd->nbytes, h_tx_bd->addr_hi, | |
10084 | h_tx_bd->addr_lo, h_tx_bd->nbd); | |
10085 | ||
10086 | /* now get a new data BD | |
10087 | * (after the pbd) and fill it */ | |
10088 | bd_prod = TX_BD(NEXT_TX_IDX(bd_prod)); | |
10089 | d_tx_bd = &fp->tx_desc_ring[bd_prod]; | |
10090 | ||
10091 | mapping = HILO_U64(le32_to_cpu(h_tx_bd->addr_hi), | |
10092 | le32_to_cpu(h_tx_bd->addr_lo)) + hlen; | |
10093 | ||
10094 | d_tx_bd->addr_hi = cpu_to_le32(U64_HI(mapping)); | |
10095 | d_tx_bd->addr_lo = cpu_to_le32(U64_LO(mapping)); | |
10096 | d_tx_bd->nbytes = cpu_to_le16(old_len - hlen); | |
10097 | d_tx_bd->vlan = 0; | |
10098 | /* this marks the BD as one that has no individual mapping | |
10099 | * the FW ignores this flag in a BD not marked start | |
10100 | */ | |
10101 | d_tx_bd->bd_flags.as_bitfield = ETH_TX_BD_FLAGS_SW_LSO; | |
10102 | DP(NETIF_MSG_TX_QUEUED, | |
10103 | "TSO split data size is %d (%x:%x)\n", | |
10104 | d_tx_bd->nbytes, d_tx_bd->addr_hi, d_tx_bd->addr_lo); | |
10105 | ||
10106 | /* update tx_bd for marking the last BD flag */ | |
10107 | *tx_bd = d_tx_bd; | |
10108 | ||
10109 | return bd_prod; | |
10110 | } | |
10111 | ||
10112 | static inline u16 bnx2x_csum_fix(unsigned char *t_header, u16 csum, s8 fix) | |
10113 | { | |
10114 | if (fix > 0) | |
10115 | csum = (u16) ~csum_fold(csum_sub(csum, | |
10116 | csum_partial(t_header - fix, fix, 0))); | |
10117 | ||
10118 | else if (fix < 0) | |
10119 | csum = (u16) ~csum_fold(csum_add(csum, | |
10120 | csum_partial(t_header, -fix, 0))); | |
10121 | ||
10122 | return swab16(csum); | |
10123 | } | |
10124 | ||
10125 | static inline u32 bnx2x_xmit_type(struct bnx2x *bp, struct sk_buff *skb) | |
10126 | { | |
10127 | u32 rc; | |
10128 | ||
10129 | if (skb->ip_summed != CHECKSUM_PARTIAL) | |
10130 | rc = XMIT_PLAIN; | |
10131 | ||
10132 | else { | |
10133 | if (skb->protocol == ntohs(ETH_P_IPV6)) { | |
10134 | rc = XMIT_CSUM_V6; | |
10135 | if (ipv6_hdr(skb)->nexthdr == IPPROTO_TCP) | |
10136 | rc |= XMIT_CSUM_TCP; | |
10137 | ||
10138 | } else { | |
10139 | rc = XMIT_CSUM_V4; | |
10140 | if (ip_hdr(skb)->protocol == IPPROTO_TCP) | |
10141 | rc |= XMIT_CSUM_TCP; | |
10142 | } | |
10143 | } | |
10144 | ||
10145 | if (skb_shinfo(skb)->gso_type & SKB_GSO_TCPV4) | |
10146 | rc |= XMIT_GSO_V4; | |
10147 | ||
10148 | else if (skb_shinfo(skb)->gso_type & SKB_GSO_TCPV6) | |
10149 | rc |= XMIT_GSO_V6; | |
10150 | ||
10151 | return rc; | |
10152 | } | |
10153 | ||
632da4d6 | 10154 | #if (MAX_SKB_FRAGS >= MAX_FETCH_BD - 3) |
755735eb EG |
10155 | /* check if packet requires linearization (packet is too fragmented) */ |
10156 | static int bnx2x_pkt_req_lin(struct bnx2x *bp, struct sk_buff *skb, | |
10157 | u32 xmit_type) | |
10158 | { | |
10159 | int to_copy = 0; | |
10160 | int hlen = 0; | |
10161 | int first_bd_sz = 0; | |
10162 | ||
10163 | /* 3 = 1 (for linear data BD) + 2 (for PBD and last BD) */ | |
10164 | if (skb_shinfo(skb)->nr_frags >= (MAX_FETCH_BD - 3)) { | |
10165 | ||
10166 | if (xmit_type & XMIT_GSO) { | |
10167 | unsigned short lso_mss = skb_shinfo(skb)->gso_size; | |
10168 | /* Check if LSO packet needs to be copied: | |
10169 | 3 = 1 (for headers BD) + 2 (for PBD and last BD) */ | |
10170 | int wnd_size = MAX_FETCH_BD - 3; | |
33471629 | 10171 | /* Number of windows to check */ |
755735eb EG |
10172 | int num_wnds = skb_shinfo(skb)->nr_frags - wnd_size; |
10173 | int wnd_idx = 0; | |
10174 | int frag_idx = 0; | |
10175 | u32 wnd_sum = 0; | |
10176 | ||
10177 | /* Headers length */ | |
10178 | hlen = (int)(skb_transport_header(skb) - skb->data) + | |
10179 | tcp_hdrlen(skb); | |
10180 | ||
10181 | /* Amount of data (w/o headers) on linear part of SKB*/ | |
10182 | first_bd_sz = skb_headlen(skb) - hlen; | |
10183 | ||
10184 | wnd_sum = first_bd_sz; | |
10185 | ||
10186 | /* Calculate the first sum - it's special */ | |
10187 | for (frag_idx = 0; frag_idx < wnd_size - 1; frag_idx++) | |
10188 | wnd_sum += | |
10189 | skb_shinfo(skb)->frags[frag_idx].size; | |
10190 | ||
10191 | /* If there was data on linear skb data - check it */ | |
10192 | if (first_bd_sz > 0) { | |
10193 | if (unlikely(wnd_sum < lso_mss)) { | |
10194 | to_copy = 1; | |
10195 | goto exit_lbl; | |
10196 | } | |
10197 | ||
10198 | wnd_sum -= first_bd_sz; | |
10199 | } | |
10200 | ||
10201 | /* Others are easier: run through the frag list and | |
10202 | check all windows */ | |
10203 | for (wnd_idx = 0; wnd_idx <= num_wnds; wnd_idx++) { | |
10204 | wnd_sum += | |
10205 | skb_shinfo(skb)->frags[wnd_idx + wnd_size - 1].size; | |
10206 | ||
10207 | if (unlikely(wnd_sum < lso_mss)) { | |
10208 | to_copy = 1; | |
10209 | break; | |
10210 | } | |
10211 | wnd_sum -= | |
10212 | skb_shinfo(skb)->frags[wnd_idx].size; | |
10213 | } | |
10214 | ||
10215 | } else { | |
10216 | /* in non-LSO too fragmented packet should always | |
10217 | be linearized */ | |
10218 | to_copy = 1; | |
10219 | } | |
10220 | } | |
10221 | ||
10222 | exit_lbl: | |
10223 | if (unlikely(to_copy)) | |
10224 | DP(NETIF_MSG_TX_QUEUED, | |
10225 | "Linearization IS REQUIRED for %s packet. " | |
10226 | "num_frags %d hlen %d first_bd_sz %d\n", | |
10227 | (xmit_type & XMIT_GSO) ? "LSO" : "non-LSO", | |
10228 | skb_shinfo(skb)->nr_frags, hlen, first_bd_sz); | |
10229 | ||
10230 | return to_copy; | |
10231 | } | |
632da4d6 | 10232 | #endif |
755735eb EG |
10233 | |
10234 | /* called with netif_tx_lock | |
a2fbb9ea | 10235 | * bnx2x_tx_int() runs without netif_tx_lock unless it needs to call |
755735eb | 10236 | * netif_wake_queue() |
a2fbb9ea ET |
10237 | */ |
10238 | static int bnx2x_start_xmit(struct sk_buff *skb, struct net_device *dev) | |
10239 | { | |
10240 | struct bnx2x *bp = netdev_priv(dev); | |
10241 | struct bnx2x_fastpath *fp; | |
555f6c78 | 10242 | struct netdev_queue *txq; |
a2fbb9ea ET |
10243 | struct sw_tx_bd *tx_buf; |
10244 | struct eth_tx_bd *tx_bd; | |
10245 | struct eth_tx_parse_bd *pbd = NULL; | |
10246 | u16 pkt_prod, bd_prod; | |
755735eb | 10247 | int nbd, fp_index; |
a2fbb9ea | 10248 | dma_addr_t mapping; |
755735eb EG |
10249 | u32 xmit_type = bnx2x_xmit_type(bp, skb); |
10250 | int vlan_off = (bp->e1hov ? 4 : 0); | |
10251 | int i; | |
10252 | u8 hlen = 0; | |
a2fbb9ea ET |
10253 | |
10254 | #ifdef BNX2X_STOP_ON_ERROR | |
10255 | if (unlikely(bp->panic)) | |
10256 | return NETDEV_TX_BUSY; | |
10257 | #endif | |
10258 | ||
555f6c78 EG |
10259 | fp_index = skb_get_queue_mapping(skb); |
10260 | txq = netdev_get_tx_queue(dev, fp_index); | |
10261 | ||
a2fbb9ea | 10262 | fp = &bp->fp[fp_index]; |
755735eb | 10263 | |
231fd58a | 10264 | if (unlikely(bnx2x_tx_avail(fp) < (skb_shinfo(skb)->nr_frags + 3))) { |
de832a55 | 10265 | fp->eth_q_stats.driver_xoff++, |
555f6c78 | 10266 | netif_tx_stop_queue(txq); |
a2fbb9ea ET |
10267 | BNX2X_ERR("BUG! Tx ring full when queue awake!\n"); |
10268 | return NETDEV_TX_BUSY; | |
10269 | } | |
10270 | ||
755735eb EG |
10271 | DP(NETIF_MSG_TX_QUEUED, "SKB: summed %x protocol %x protocol(%x,%x)" |
10272 | " gso type %x xmit_type %x\n", | |
10273 | skb->ip_summed, skb->protocol, ipv6_hdr(skb)->nexthdr, | |
10274 | ip_hdr(skb)->protocol, skb_shinfo(skb)->gso_type, xmit_type); | |
10275 | ||
632da4d6 | 10276 | #if (MAX_SKB_FRAGS >= MAX_FETCH_BD - 3) |
33471629 | 10277 | /* First, check if we need to linearize the skb |
755735eb EG |
10278 | (due to FW restrictions) */ |
10279 | if (bnx2x_pkt_req_lin(bp, skb, xmit_type)) { | |
10280 | /* Statistics of linearization */ | |
10281 | bp->lin_cnt++; | |
10282 | if (skb_linearize(skb) != 0) { | |
10283 | DP(NETIF_MSG_TX_QUEUED, "SKB linearization failed - " | |
10284 | "silently dropping this SKB\n"); | |
10285 | dev_kfree_skb_any(skb); | |
da5a662a | 10286 | return NETDEV_TX_OK; |
755735eb EG |
10287 | } |
10288 | } | |
632da4d6 | 10289 | #endif |
755735eb | 10290 | |
a2fbb9ea | 10291 | /* |
755735eb | 10292 | Please read carefully. First we use one BD which we mark as start, |
a2fbb9ea | 10293 | then for TSO or xsum we have a parsing info BD, |
755735eb | 10294 | and only then we have the rest of the TSO BDs. |
a2fbb9ea ET |
10295 | (don't forget to mark the last one as last, |
10296 | and to unmap only AFTER you write to the BD ...) | |
755735eb | 10297 | And above all, all pdb sizes are in words - NOT DWORDS! |
a2fbb9ea ET |
10298 | */ |
10299 | ||
10300 | pkt_prod = fp->tx_pkt_prod++; | |
755735eb | 10301 | bd_prod = TX_BD(fp->tx_bd_prod); |
a2fbb9ea | 10302 | |
755735eb | 10303 | /* get a tx_buf and first BD */ |
a2fbb9ea ET |
10304 | tx_buf = &fp->tx_buf_ring[TX_BD(pkt_prod)]; |
10305 | tx_bd = &fp->tx_desc_ring[bd_prod]; | |
10306 | ||
10307 | tx_bd->bd_flags.as_bitfield = ETH_TX_BD_FLAGS_START_BD; | |
10308 | tx_bd->general_data = (UNICAST_ADDRESS << | |
10309 | ETH_TX_BD_ETH_ADDR_TYPE_SHIFT); | |
3196a88a EG |
10310 | /* header nbd */ |
10311 | tx_bd->general_data |= (1 << ETH_TX_BD_HDR_NBDS_SHIFT); | |
a2fbb9ea | 10312 | |
755735eb EG |
10313 | /* remember the first BD of the packet */ |
10314 | tx_buf->first_bd = fp->tx_bd_prod; | |
10315 | tx_buf->skb = skb; | |
a2fbb9ea ET |
10316 | |
10317 | DP(NETIF_MSG_TX_QUEUED, | |
10318 | "sending pkt %u @%p next_idx %u bd %u @%p\n", | |
10319 | pkt_prod, tx_buf, fp->tx_pkt_prod, bd_prod, tx_bd); | |
10320 | ||
0c6671b0 EG |
10321 | #ifdef BCM_VLAN |
10322 | if ((bp->vlgrp != NULL) && vlan_tx_tag_present(skb) && | |
10323 | (bp->flags & HW_VLAN_TX_FLAG)) { | |
755735eb EG |
10324 | tx_bd->vlan = cpu_to_le16(vlan_tx_tag_get(skb)); |
10325 | tx_bd->bd_flags.as_bitfield |= ETH_TX_BD_FLAGS_VLAN_TAG; | |
10326 | vlan_off += 4; | |
10327 | } else | |
0c6671b0 | 10328 | #endif |
755735eb | 10329 | tx_bd->vlan = cpu_to_le16(pkt_prod); |
a2fbb9ea | 10330 | |
755735eb | 10331 | if (xmit_type) { |
755735eb | 10332 | /* turn on parsing and get a BD */ |
a2fbb9ea ET |
10333 | bd_prod = TX_BD(NEXT_TX_IDX(bd_prod)); |
10334 | pbd = (void *)&fp->tx_desc_ring[bd_prod]; | |
755735eb EG |
10335 | |
10336 | memset(pbd, 0, sizeof(struct eth_tx_parse_bd)); | |
10337 | } | |
10338 | ||
10339 | if (xmit_type & XMIT_CSUM) { | |
10340 | hlen = (skb_network_header(skb) - skb->data + vlan_off) / 2; | |
a2fbb9ea ET |
10341 | |
10342 | /* for now NS flag is not used in Linux */ | |
755735eb | 10343 | pbd->global_data = (hlen | |
96fc1784 | 10344 | ((skb->protocol == ntohs(ETH_P_8021Q)) << |
a2fbb9ea | 10345 | ETH_TX_PARSE_BD_LLC_SNAP_EN_SHIFT)); |
a2fbb9ea | 10346 | |
755735eb EG |
10347 | pbd->ip_hlen = (skb_transport_header(skb) - |
10348 | skb_network_header(skb)) / 2; | |
10349 | ||
10350 | hlen += pbd->ip_hlen + tcp_hdrlen(skb) / 2; | |
a2fbb9ea | 10351 | |
755735eb EG |
10352 | pbd->total_hlen = cpu_to_le16(hlen); |
10353 | hlen = hlen*2 - vlan_off; | |
a2fbb9ea | 10354 | |
755735eb EG |
10355 | tx_bd->bd_flags.as_bitfield |= ETH_TX_BD_FLAGS_TCP_CSUM; |
10356 | ||
10357 | if (xmit_type & XMIT_CSUM_V4) | |
a2fbb9ea | 10358 | tx_bd->bd_flags.as_bitfield |= |
755735eb EG |
10359 | ETH_TX_BD_FLAGS_IP_CSUM; |
10360 | else | |
10361 | tx_bd->bd_flags.as_bitfield |= ETH_TX_BD_FLAGS_IPV6; | |
10362 | ||
10363 | if (xmit_type & XMIT_CSUM_TCP) { | |
10364 | pbd->tcp_pseudo_csum = swab16(tcp_hdr(skb)->check); | |
10365 | ||
10366 | } else { | |
10367 | s8 fix = SKB_CS_OFF(skb); /* signed! */ | |
10368 | ||
a2fbb9ea | 10369 | pbd->global_data |= ETH_TX_PARSE_BD_CS_ANY_FLG; |
755735eb | 10370 | pbd->cs_offset = fix / 2; |
a2fbb9ea | 10371 | |
755735eb EG |
10372 | DP(NETIF_MSG_TX_QUEUED, |
10373 | "hlen %d offset %d fix %d csum before fix %x\n", | |
10374 | le16_to_cpu(pbd->total_hlen), pbd->cs_offset, fix, | |
10375 | SKB_CS(skb)); | |
10376 | ||
10377 | /* HW bug: fixup the CSUM */ | |
10378 | pbd->tcp_pseudo_csum = | |
10379 | bnx2x_csum_fix(skb_transport_header(skb), | |
10380 | SKB_CS(skb), fix); | |
10381 | ||
10382 | DP(NETIF_MSG_TX_QUEUED, "csum after fix %x\n", | |
10383 | pbd->tcp_pseudo_csum); | |
10384 | } | |
a2fbb9ea ET |
10385 | } |
10386 | ||
10387 | mapping = pci_map_single(bp->pdev, skb->data, | |
755735eb | 10388 | skb_headlen(skb), PCI_DMA_TODEVICE); |
a2fbb9ea ET |
10389 | |
10390 | tx_bd->addr_hi = cpu_to_le32(U64_HI(mapping)); | |
10391 | tx_bd->addr_lo = cpu_to_le32(U64_LO(mapping)); | |
6378c025 | 10392 | nbd = skb_shinfo(skb)->nr_frags + ((pbd == NULL) ? 1 : 2); |
a2fbb9ea ET |
10393 | tx_bd->nbd = cpu_to_le16(nbd); |
10394 | tx_bd->nbytes = cpu_to_le16(skb_headlen(skb)); | |
10395 | ||
10396 | DP(NETIF_MSG_TX_QUEUED, "first bd @%p addr (%x:%x) nbd %d" | |
755735eb EG |
10397 | " nbytes %d flags %x vlan %x\n", |
10398 | tx_bd, tx_bd->addr_hi, tx_bd->addr_lo, le16_to_cpu(tx_bd->nbd), | |
10399 | le16_to_cpu(tx_bd->nbytes), tx_bd->bd_flags.as_bitfield, | |
10400 | le16_to_cpu(tx_bd->vlan)); | |
a2fbb9ea | 10401 | |
755735eb | 10402 | if (xmit_type & XMIT_GSO) { |
a2fbb9ea ET |
10403 | |
10404 | DP(NETIF_MSG_TX_QUEUED, | |
10405 | "TSO packet len %d hlen %d total len %d tso size %d\n", | |
10406 | skb->len, hlen, skb_headlen(skb), | |
10407 | skb_shinfo(skb)->gso_size); | |
10408 | ||
10409 | tx_bd->bd_flags.as_bitfield |= ETH_TX_BD_FLAGS_SW_LSO; | |
10410 | ||
755735eb EG |
10411 | if (unlikely(skb_headlen(skb) > hlen)) |
10412 | bd_prod = bnx2x_tx_split(bp, fp, &tx_bd, hlen, | |
10413 | bd_prod, ++nbd); | |
a2fbb9ea ET |
10414 | |
10415 | pbd->lso_mss = cpu_to_le16(skb_shinfo(skb)->gso_size); | |
10416 | pbd->tcp_send_seq = swab32(tcp_hdr(skb)->seq); | |
755735eb EG |
10417 | pbd->tcp_flags = pbd_tcp_flags(skb); |
10418 | ||
10419 | if (xmit_type & XMIT_GSO_V4) { | |
10420 | pbd->ip_id = swab16(ip_hdr(skb)->id); | |
10421 | pbd->tcp_pseudo_csum = | |
a2fbb9ea ET |
10422 | swab16(~csum_tcpudp_magic(ip_hdr(skb)->saddr, |
10423 | ip_hdr(skb)->daddr, | |
10424 | 0, IPPROTO_TCP, 0)); | |
755735eb EG |
10425 | |
10426 | } else | |
10427 | pbd->tcp_pseudo_csum = | |
10428 | swab16(~csum_ipv6_magic(&ipv6_hdr(skb)->saddr, | |
10429 | &ipv6_hdr(skb)->daddr, | |
10430 | 0, IPPROTO_TCP, 0)); | |
10431 | ||
a2fbb9ea ET |
10432 | pbd->global_data |= ETH_TX_PARSE_BD_PSEUDO_CS_WITHOUT_LEN; |
10433 | } | |
10434 | ||
755735eb EG |
10435 | for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) { |
10436 | skb_frag_t *frag = &skb_shinfo(skb)->frags[i]; | |
a2fbb9ea | 10437 | |
755735eb EG |
10438 | bd_prod = TX_BD(NEXT_TX_IDX(bd_prod)); |
10439 | tx_bd = &fp->tx_desc_ring[bd_prod]; | |
a2fbb9ea | 10440 | |
755735eb EG |
10441 | mapping = pci_map_page(bp->pdev, frag->page, frag->page_offset, |
10442 | frag->size, PCI_DMA_TODEVICE); | |
a2fbb9ea | 10443 | |
755735eb EG |
10444 | tx_bd->addr_hi = cpu_to_le32(U64_HI(mapping)); |
10445 | tx_bd->addr_lo = cpu_to_le32(U64_LO(mapping)); | |
10446 | tx_bd->nbytes = cpu_to_le16(frag->size); | |
10447 | tx_bd->vlan = cpu_to_le16(pkt_prod); | |
10448 | tx_bd->bd_flags.as_bitfield = 0; | |
a2fbb9ea | 10449 | |
755735eb EG |
10450 | DP(NETIF_MSG_TX_QUEUED, |
10451 | "frag %d bd @%p addr (%x:%x) nbytes %d flags %x\n", | |
10452 | i, tx_bd, tx_bd->addr_hi, tx_bd->addr_lo, | |
10453 | le16_to_cpu(tx_bd->nbytes), tx_bd->bd_flags.as_bitfield); | |
a2fbb9ea ET |
10454 | } |
10455 | ||
755735eb | 10456 | /* now at last mark the BD as the last BD */ |
a2fbb9ea ET |
10457 | tx_bd->bd_flags.as_bitfield |= ETH_TX_BD_FLAGS_END_BD; |
10458 | ||
10459 | DP(NETIF_MSG_TX_QUEUED, "last bd @%p flags %x\n", | |
10460 | tx_bd, tx_bd->bd_flags.as_bitfield); | |
10461 | ||
a2fbb9ea ET |
10462 | bd_prod = TX_BD(NEXT_TX_IDX(bd_prod)); |
10463 | ||
755735eb | 10464 | /* now send a tx doorbell, counting the next BD |
a2fbb9ea ET |
10465 | * if the packet contains or ends with it |
10466 | */ | |
10467 | if (TX_BD_POFF(bd_prod) < nbd) | |
10468 | nbd++; | |
10469 | ||
10470 | if (pbd) | |
10471 | DP(NETIF_MSG_TX_QUEUED, | |
10472 | "PBD @%p ip_data %x ip_hlen %u ip_id %u lso_mss %u" | |
10473 | " tcp_flags %x xsum %x seq %u hlen %u\n", | |
10474 | pbd, pbd->global_data, pbd->ip_hlen, pbd->ip_id, | |
10475 | pbd->lso_mss, pbd->tcp_flags, pbd->tcp_pseudo_csum, | |
755735eb | 10476 | pbd->tcp_send_seq, le16_to_cpu(pbd->total_hlen)); |
a2fbb9ea | 10477 | |
755735eb | 10478 | DP(NETIF_MSG_TX_QUEUED, "doorbell: nbd %d bd %u\n", nbd, bd_prod); |
a2fbb9ea | 10479 | |
58f4c4cf EG |
10480 | /* |
10481 | * Make sure that the BD data is updated before updating the producer | |
10482 | * since FW might read the BD right after the producer is updated. | |
10483 | * This is only applicable for weak-ordered memory model archs such | |
10484 | * as IA-64. The following barrier is also mandatory since FW will | |
10485 | * assumes packets must have BDs. | |
10486 | */ | |
10487 | wmb(); | |
10488 | ||
96fc1784 ET |
10489 | fp->hw_tx_prods->bds_prod = |
10490 | cpu_to_le16(le16_to_cpu(fp->hw_tx_prods->bds_prod) + nbd); | |
a2fbb9ea | 10491 | mb(); /* FW restriction: must not reorder writing nbd and packets */ |
96fc1784 ET |
10492 | fp->hw_tx_prods->packets_prod = |
10493 | cpu_to_le32(le32_to_cpu(fp->hw_tx_prods->packets_prod) + 1); | |
755735eb | 10494 | DOORBELL(bp, FP_IDX(fp), 0); |
a2fbb9ea ET |
10495 | |
10496 | mmiowb(); | |
10497 | ||
755735eb | 10498 | fp->tx_bd_prod += nbd; |
a2fbb9ea ET |
10499 | dev->trans_start = jiffies; |
10500 | ||
10501 | if (unlikely(bnx2x_tx_avail(fp) < MAX_SKB_FRAGS + 3)) { | |
58f4c4cf EG |
10502 | /* We want bnx2x_tx_int to "see" the updated tx_bd_prod |
10503 | if we put Tx into XOFF state. */ | |
10504 | smp_mb(); | |
555f6c78 | 10505 | netif_tx_stop_queue(txq); |
de832a55 | 10506 | fp->eth_q_stats.driver_xoff++; |
a2fbb9ea | 10507 | if (bnx2x_tx_avail(fp) >= MAX_SKB_FRAGS + 3) |
555f6c78 | 10508 | netif_tx_wake_queue(txq); |
a2fbb9ea ET |
10509 | } |
10510 | fp->tx_pkt++; | |
10511 | ||
10512 | return NETDEV_TX_OK; | |
10513 | } | |
10514 | ||
bb2a0f7a | 10515 | /* called with rtnl_lock */ |
a2fbb9ea ET |
10516 | static int bnx2x_open(struct net_device *dev) |
10517 | { | |
10518 | struct bnx2x *bp = netdev_priv(dev); | |
10519 | ||
6eccabb3 EG |
10520 | netif_carrier_off(dev); |
10521 | ||
a2fbb9ea ET |
10522 | bnx2x_set_power_state(bp, PCI_D0); |
10523 | ||
bb2a0f7a | 10524 | return bnx2x_nic_load(bp, LOAD_OPEN); |
a2fbb9ea ET |
10525 | } |
10526 | ||
bb2a0f7a | 10527 | /* called with rtnl_lock */ |
a2fbb9ea ET |
10528 | static int bnx2x_close(struct net_device *dev) |
10529 | { | |
a2fbb9ea ET |
10530 | struct bnx2x *bp = netdev_priv(dev); |
10531 | ||
10532 | /* Unload the driver, release IRQs */ | |
bb2a0f7a YG |
10533 | bnx2x_nic_unload(bp, UNLOAD_CLOSE); |
10534 | if (atomic_read(&bp->pdev->enable_cnt) == 1) | |
10535 | if (!CHIP_REV_IS_SLOW(bp)) | |
10536 | bnx2x_set_power_state(bp, PCI_D3hot); | |
a2fbb9ea ET |
10537 | |
10538 | return 0; | |
10539 | } | |
10540 | ||
34f80b04 EG |
10541 | /* called with netif_tx_lock from set_multicast */ |
10542 | static void bnx2x_set_rx_mode(struct net_device *dev) | |
10543 | { | |
10544 | struct bnx2x *bp = netdev_priv(dev); | |
10545 | u32 rx_mode = BNX2X_RX_MODE_NORMAL; | |
10546 | int port = BP_PORT(bp); | |
10547 | ||
10548 | if (bp->state != BNX2X_STATE_OPEN) { | |
10549 | DP(NETIF_MSG_IFUP, "state is %x, returning\n", bp->state); | |
10550 | return; | |
10551 | } | |
10552 | ||
10553 | DP(NETIF_MSG_IFUP, "dev->flags = %x\n", dev->flags); | |
10554 | ||
10555 | if (dev->flags & IFF_PROMISC) | |
10556 | rx_mode = BNX2X_RX_MODE_PROMISC; | |
10557 | ||
10558 | else if ((dev->flags & IFF_ALLMULTI) || | |
10559 | ((dev->mc_count > BNX2X_MAX_MULTICAST) && CHIP_IS_E1(bp))) | |
10560 | rx_mode = BNX2X_RX_MODE_ALLMULTI; | |
10561 | ||
10562 | else { /* some multicasts */ | |
10563 | if (CHIP_IS_E1(bp)) { | |
10564 | int i, old, offset; | |
10565 | struct dev_mc_list *mclist; | |
10566 | struct mac_configuration_cmd *config = | |
10567 | bnx2x_sp(bp, mcast_config); | |
10568 | ||
10569 | for (i = 0, mclist = dev->mc_list; | |
10570 | mclist && (i < dev->mc_count); | |
10571 | i++, mclist = mclist->next) { | |
10572 | ||
10573 | config->config_table[i]. | |
10574 | cam_entry.msb_mac_addr = | |
10575 | swab16(*(u16 *)&mclist->dmi_addr[0]); | |
10576 | config->config_table[i]. | |
10577 | cam_entry.middle_mac_addr = | |
10578 | swab16(*(u16 *)&mclist->dmi_addr[2]); | |
10579 | config->config_table[i]. | |
10580 | cam_entry.lsb_mac_addr = | |
10581 | swab16(*(u16 *)&mclist->dmi_addr[4]); | |
10582 | config->config_table[i].cam_entry.flags = | |
10583 | cpu_to_le16(port); | |
10584 | config->config_table[i]. | |
10585 | target_table_entry.flags = 0; | |
10586 | config->config_table[i]. | |
10587 | target_table_entry.client_id = 0; | |
10588 | config->config_table[i]. | |
10589 | target_table_entry.vlan_id = 0; | |
10590 | ||
10591 | DP(NETIF_MSG_IFUP, | |
10592 | "setting MCAST[%d] (%04x:%04x:%04x)\n", i, | |
10593 | config->config_table[i]. | |
10594 | cam_entry.msb_mac_addr, | |
10595 | config->config_table[i]. | |
10596 | cam_entry.middle_mac_addr, | |
10597 | config->config_table[i]. | |
10598 | cam_entry.lsb_mac_addr); | |
10599 | } | |
8d9c5f34 | 10600 | old = config->hdr.length; |
34f80b04 EG |
10601 | if (old > i) { |
10602 | for (; i < old; i++) { | |
10603 | if (CAM_IS_INVALID(config-> | |
10604 | config_table[i])) { | |
af246401 | 10605 | /* already invalidated */ |
34f80b04 EG |
10606 | break; |
10607 | } | |
10608 | /* invalidate */ | |
10609 | CAM_INVALIDATE(config-> | |
10610 | config_table[i]); | |
10611 | } | |
10612 | } | |
10613 | ||
10614 | if (CHIP_REV_IS_SLOW(bp)) | |
10615 | offset = BNX2X_MAX_EMUL_MULTI*(1 + port); | |
10616 | else | |
10617 | offset = BNX2X_MAX_MULTICAST*(1 + port); | |
10618 | ||
8d9c5f34 | 10619 | config->hdr.length = i; |
34f80b04 | 10620 | config->hdr.offset = offset; |
8d9c5f34 | 10621 | config->hdr.client_id = bp->fp->cl_id; |
34f80b04 EG |
10622 | config->hdr.reserved1 = 0; |
10623 | ||
10624 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_SET_MAC, 0, | |
10625 | U64_HI(bnx2x_sp_mapping(bp, mcast_config)), | |
10626 | U64_LO(bnx2x_sp_mapping(bp, mcast_config)), | |
10627 | 0); | |
10628 | } else { /* E1H */ | |
10629 | /* Accept one or more multicasts */ | |
10630 | struct dev_mc_list *mclist; | |
10631 | u32 mc_filter[MC_HASH_SIZE]; | |
10632 | u32 crc, bit, regidx; | |
10633 | int i; | |
10634 | ||
10635 | memset(mc_filter, 0, 4 * MC_HASH_SIZE); | |
10636 | ||
10637 | for (i = 0, mclist = dev->mc_list; | |
10638 | mclist && (i < dev->mc_count); | |
10639 | i++, mclist = mclist->next) { | |
10640 | ||
7c510e4b JB |
10641 | DP(NETIF_MSG_IFUP, "Adding mcast MAC: %pM\n", |
10642 | mclist->dmi_addr); | |
34f80b04 EG |
10643 | |
10644 | crc = crc32c_le(0, mclist->dmi_addr, ETH_ALEN); | |
10645 | bit = (crc >> 24) & 0xff; | |
10646 | regidx = bit >> 5; | |
10647 | bit &= 0x1f; | |
10648 | mc_filter[regidx] |= (1 << bit); | |
10649 | } | |
10650 | ||
10651 | for (i = 0; i < MC_HASH_SIZE; i++) | |
10652 | REG_WR(bp, MC_HASH_OFFSET(bp, i), | |
10653 | mc_filter[i]); | |
10654 | } | |
10655 | } | |
10656 | ||
10657 | bp->rx_mode = rx_mode; | |
10658 | bnx2x_set_storm_rx_mode(bp); | |
10659 | } | |
10660 | ||
10661 | /* called with rtnl_lock */ | |
a2fbb9ea ET |
10662 | static int bnx2x_change_mac_addr(struct net_device *dev, void *p) |
10663 | { | |
10664 | struct sockaddr *addr = p; | |
10665 | struct bnx2x *bp = netdev_priv(dev); | |
10666 | ||
34f80b04 | 10667 | if (!is_valid_ether_addr((u8 *)(addr->sa_data))) |
a2fbb9ea ET |
10668 | return -EINVAL; |
10669 | ||
10670 | memcpy(dev->dev_addr, addr->sa_data, dev->addr_len); | |
34f80b04 EG |
10671 | if (netif_running(dev)) { |
10672 | if (CHIP_IS_E1(bp)) | |
3101c2bc | 10673 | bnx2x_set_mac_addr_e1(bp, 1); |
34f80b04 | 10674 | else |
3101c2bc | 10675 | bnx2x_set_mac_addr_e1h(bp, 1); |
34f80b04 | 10676 | } |
a2fbb9ea ET |
10677 | |
10678 | return 0; | |
10679 | } | |
10680 | ||
c18487ee | 10681 | /* called with rtnl_lock */ |
a2fbb9ea ET |
10682 | static int bnx2x_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) |
10683 | { | |
10684 | struct mii_ioctl_data *data = if_mii(ifr); | |
10685 | struct bnx2x *bp = netdev_priv(dev); | |
3196a88a | 10686 | int port = BP_PORT(bp); |
a2fbb9ea ET |
10687 | int err; |
10688 | ||
10689 | switch (cmd) { | |
10690 | case SIOCGMIIPHY: | |
34f80b04 | 10691 | data->phy_id = bp->port.phy_addr; |
a2fbb9ea | 10692 | |
c14423fe | 10693 | /* fallthrough */ |
c18487ee | 10694 | |
a2fbb9ea | 10695 | case SIOCGMIIREG: { |
c18487ee | 10696 | u16 mii_regval; |
a2fbb9ea | 10697 | |
c18487ee YR |
10698 | if (!netif_running(dev)) |
10699 | return -EAGAIN; | |
a2fbb9ea | 10700 | |
34f80b04 | 10701 | mutex_lock(&bp->port.phy_mutex); |
3196a88a | 10702 | err = bnx2x_cl45_read(bp, port, 0, bp->port.phy_addr, |
c18487ee YR |
10703 | DEFAULT_PHY_DEV_ADDR, |
10704 | (data->reg_num & 0x1f), &mii_regval); | |
10705 | data->val_out = mii_regval; | |
34f80b04 | 10706 | mutex_unlock(&bp->port.phy_mutex); |
a2fbb9ea ET |
10707 | return err; |
10708 | } | |
10709 | ||
10710 | case SIOCSMIIREG: | |
10711 | if (!capable(CAP_NET_ADMIN)) | |
10712 | return -EPERM; | |
10713 | ||
c18487ee YR |
10714 | if (!netif_running(dev)) |
10715 | return -EAGAIN; | |
10716 | ||
34f80b04 | 10717 | mutex_lock(&bp->port.phy_mutex); |
3196a88a | 10718 | err = bnx2x_cl45_write(bp, port, 0, bp->port.phy_addr, |
c18487ee YR |
10719 | DEFAULT_PHY_DEV_ADDR, |
10720 | (data->reg_num & 0x1f), data->val_in); | |
34f80b04 | 10721 | mutex_unlock(&bp->port.phy_mutex); |
a2fbb9ea ET |
10722 | return err; |
10723 | ||
10724 | default: | |
10725 | /* do nothing */ | |
10726 | break; | |
10727 | } | |
10728 | ||
10729 | return -EOPNOTSUPP; | |
10730 | } | |
10731 | ||
34f80b04 | 10732 | /* called with rtnl_lock */ |
a2fbb9ea ET |
10733 | static int bnx2x_change_mtu(struct net_device *dev, int new_mtu) |
10734 | { | |
10735 | struct bnx2x *bp = netdev_priv(dev); | |
34f80b04 | 10736 | int rc = 0; |
a2fbb9ea ET |
10737 | |
10738 | if ((new_mtu > ETH_MAX_JUMBO_PACKET_SIZE) || | |
10739 | ((new_mtu + ETH_HLEN) < ETH_MIN_PACKET_SIZE)) | |
10740 | return -EINVAL; | |
10741 | ||
10742 | /* This does not race with packet allocation | |
c14423fe | 10743 | * because the actual alloc size is |
a2fbb9ea ET |
10744 | * only updated as part of load |
10745 | */ | |
10746 | dev->mtu = new_mtu; | |
10747 | ||
10748 | if (netif_running(dev)) { | |
34f80b04 EG |
10749 | bnx2x_nic_unload(bp, UNLOAD_NORMAL); |
10750 | rc = bnx2x_nic_load(bp, LOAD_NORMAL); | |
a2fbb9ea | 10751 | } |
34f80b04 EG |
10752 | |
10753 | return rc; | |
a2fbb9ea ET |
10754 | } |
10755 | ||
10756 | static void bnx2x_tx_timeout(struct net_device *dev) | |
10757 | { | |
10758 | struct bnx2x *bp = netdev_priv(dev); | |
10759 | ||
10760 | #ifdef BNX2X_STOP_ON_ERROR | |
10761 | if (!bp->panic) | |
10762 | bnx2x_panic(); | |
10763 | #endif | |
10764 | /* This allows the netif to be shutdown gracefully before resetting */ | |
10765 | schedule_work(&bp->reset_task); | |
10766 | } | |
10767 | ||
10768 | #ifdef BCM_VLAN | |
34f80b04 | 10769 | /* called with rtnl_lock */ |
a2fbb9ea ET |
10770 | static void bnx2x_vlan_rx_register(struct net_device *dev, |
10771 | struct vlan_group *vlgrp) | |
10772 | { | |
10773 | struct bnx2x *bp = netdev_priv(dev); | |
10774 | ||
10775 | bp->vlgrp = vlgrp; | |
0c6671b0 EG |
10776 | |
10777 | /* Set flags according to the required capabilities */ | |
10778 | bp->flags &= ~(HW_VLAN_RX_FLAG | HW_VLAN_TX_FLAG); | |
10779 | ||
10780 | if (dev->features & NETIF_F_HW_VLAN_TX) | |
10781 | bp->flags |= HW_VLAN_TX_FLAG; | |
10782 | ||
10783 | if (dev->features & NETIF_F_HW_VLAN_RX) | |
10784 | bp->flags |= HW_VLAN_RX_FLAG; | |
10785 | ||
a2fbb9ea | 10786 | if (netif_running(dev)) |
49d66772 | 10787 | bnx2x_set_client_config(bp); |
a2fbb9ea | 10788 | } |
34f80b04 | 10789 | |
a2fbb9ea ET |
10790 | #endif |
10791 | ||
10792 | #if defined(HAVE_POLL_CONTROLLER) || defined(CONFIG_NET_POLL_CONTROLLER) | |
10793 | static void poll_bnx2x(struct net_device *dev) | |
10794 | { | |
10795 | struct bnx2x *bp = netdev_priv(dev); | |
10796 | ||
10797 | disable_irq(bp->pdev->irq); | |
10798 | bnx2x_interrupt(bp->pdev->irq, dev); | |
10799 | enable_irq(bp->pdev->irq); | |
10800 | } | |
10801 | #endif | |
10802 | ||
c64213cd SH |
10803 | static const struct net_device_ops bnx2x_netdev_ops = { |
10804 | .ndo_open = bnx2x_open, | |
10805 | .ndo_stop = bnx2x_close, | |
10806 | .ndo_start_xmit = bnx2x_start_xmit, | |
10807 | .ndo_set_multicast_list = bnx2x_set_rx_mode, | |
10808 | .ndo_set_mac_address = bnx2x_change_mac_addr, | |
10809 | .ndo_validate_addr = eth_validate_addr, | |
10810 | .ndo_do_ioctl = bnx2x_ioctl, | |
10811 | .ndo_change_mtu = bnx2x_change_mtu, | |
10812 | .ndo_tx_timeout = bnx2x_tx_timeout, | |
10813 | #ifdef BCM_VLAN | |
10814 | .ndo_vlan_rx_register = bnx2x_vlan_rx_register, | |
10815 | #endif | |
10816 | #if defined(HAVE_POLL_CONTROLLER) || defined(CONFIG_NET_POLL_CONTROLLER) | |
10817 | .ndo_poll_controller = poll_bnx2x, | |
10818 | #endif | |
10819 | }; | |
10820 | ||
10821 | ||
34f80b04 EG |
10822 | static int __devinit bnx2x_init_dev(struct pci_dev *pdev, |
10823 | struct net_device *dev) | |
a2fbb9ea ET |
10824 | { |
10825 | struct bnx2x *bp; | |
10826 | int rc; | |
10827 | ||
10828 | SET_NETDEV_DEV(dev, &pdev->dev); | |
10829 | bp = netdev_priv(dev); | |
10830 | ||
34f80b04 EG |
10831 | bp->dev = dev; |
10832 | bp->pdev = pdev; | |
a2fbb9ea | 10833 | bp->flags = 0; |
34f80b04 | 10834 | bp->func = PCI_FUNC(pdev->devfn); |
a2fbb9ea ET |
10835 | |
10836 | rc = pci_enable_device(pdev); | |
10837 | if (rc) { | |
10838 | printk(KERN_ERR PFX "Cannot enable PCI device, aborting\n"); | |
10839 | goto err_out; | |
10840 | } | |
10841 | ||
10842 | if (!(pci_resource_flags(pdev, 0) & IORESOURCE_MEM)) { | |
10843 | printk(KERN_ERR PFX "Cannot find PCI device base address," | |
10844 | " aborting\n"); | |
10845 | rc = -ENODEV; | |
10846 | goto err_out_disable; | |
10847 | } | |
10848 | ||
10849 | if (!(pci_resource_flags(pdev, 2) & IORESOURCE_MEM)) { | |
10850 | printk(KERN_ERR PFX "Cannot find second PCI device" | |
10851 | " base address, aborting\n"); | |
10852 | rc = -ENODEV; | |
10853 | goto err_out_disable; | |
10854 | } | |
10855 | ||
34f80b04 EG |
10856 | if (atomic_read(&pdev->enable_cnt) == 1) { |
10857 | rc = pci_request_regions(pdev, DRV_MODULE_NAME); | |
10858 | if (rc) { | |
10859 | printk(KERN_ERR PFX "Cannot obtain PCI resources," | |
10860 | " aborting\n"); | |
10861 | goto err_out_disable; | |
10862 | } | |
a2fbb9ea | 10863 | |
34f80b04 EG |
10864 | pci_set_master(pdev); |
10865 | pci_save_state(pdev); | |
10866 | } | |
a2fbb9ea ET |
10867 | |
10868 | bp->pm_cap = pci_find_capability(pdev, PCI_CAP_ID_PM); | |
10869 | if (bp->pm_cap == 0) { | |
10870 | printk(KERN_ERR PFX "Cannot find power management" | |
10871 | " capability, aborting\n"); | |
10872 | rc = -EIO; | |
10873 | goto err_out_release; | |
10874 | } | |
10875 | ||
10876 | bp->pcie_cap = pci_find_capability(pdev, PCI_CAP_ID_EXP); | |
10877 | if (bp->pcie_cap == 0) { | |
10878 | printk(KERN_ERR PFX "Cannot find PCI Express capability," | |
10879 | " aborting\n"); | |
10880 | rc = -EIO; | |
10881 | goto err_out_release; | |
10882 | } | |
10883 | ||
10884 | if (pci_set_dma_mask(pdev, DMA_64BIT_MASK) == 0) { | |
10885 | bp->flags |= USING_DAC_FLAG; | |
10886 | if (pci_set_consistent_dma_mask(pdev, DMA_64BIT_MASK) != 0) { | |
10887 | printk(KERN_ERR PFX "pci_set_consistent_dma_mask" | |
10888 | " failed, aborting\n"); | |
10889 | rc = -EIO; | |
10890 | goto err_out_release; | |
10891 | } | |
10892 | ||
10893 | } else if (pci_set_dma_mask(pdev, DMA_32BIT_MASK) != 0) { | |
10894 | printk(KERN_ERR PFX "System does not support DMA," | |
10895 | " aborting\n"); | |
10896 | rc = -EIO; | |
10897 | goto err_out_release; | |
10898 | } | |
10899 | ||
34f80b04 EG |
10900 | dev->mem_start = pci_resource_start(pdev, 0); |
10901 | dev->base_addr = dev->mem_start; | |
10902 | dev->mem_end = pci_resource_end(pdev, 0); | |
a2fbb9ea ET |
10903 | |
10904 | dev->irq = pdev->irq; | |
10905 | ||
275f165f | 10906 | bp->regview = pci_ioremap_bar(pdev, 0); |
a2fbb9ea ET |
10907 | if (!bp->regview) { |
10908 | printk(KERN_ERR PFX "Cannot map register space, aborting\n"); | |
10909 | rc = -ENOMEM; | |
10910 | goto err_out_release; | |
10911 | } | |
10912 | ||
34f80b04 EG |
10913 | bp->doorbells = ioremap_nocache(pci_resource_start(pdev, 2), |
10914 | min_t(u64, BNX2X_DB_SIZE, | |
10915 | pci_resource_len(pdev, 2))); | |
a2fbb9ea ET |
10916 | if (!bp->doorbells) { |
10917 | printk(KERN_ERR PFX "Cannot map doorbell space, aborting\n"); | |
10918 | rc = -ENOMEM; | |
10919 | goto err_out_unmap; | |
10920 | } | |
10921 | ||
10922 | bnx2x_set_power_state(bp, PCI_D0); | |
10923 | ||
34f80b04 EG |
10924 | /* clean indirect addresses */ |
10925 | pci_write_config_dword(bp->pdev, PCICFG_GRC_ADDRESS, | |
10926 | PCICFG_VENDOR_ID_OFFSET); | |
10927 | REG_WR(bp, PXP2_REG_PGL_ADDR_88_F0 + BP_PORT(bp)*16, 0); | |
10928 | REG_WR(bp, PXP2_REG_PGL_ADDR_8C_F0 + BP_PORT(bp)*16, 0); | |
10929 | REG_WR(bp, PXP2_REG_PGL_ADDR_90_F0 + BP_PORT(bp)*16, 0); | |
10930 | REG_WR(bp, PXP2_REG_PGL_ADDR_94_F0 + BP_PORT(bp)*16, 0); | |
a2fbb9ea | 10931 | |
34f80b04 | 10932 | dev->watchdog_timeo = TX_TIMEOUT; |
a2fbb9ea | 10933 | |
c64213cd | 10934 | dev->netdev_ops = &bnx2x_netdev_ops; |
34f80b04 | 10935 | dev->ethtool_ops = &bnx2x_ethtool_ops; |
34f80b04 EG |
10936 | dev->features |= NETIF_F_SG; |
10937 | dev->features |= NETIF_F_HW_CSUM; | |
10938 | if (bp->flags & USING_DAC_FLAG) | |
10939 | dev->features |= NETIF_F_HIGHDMA; | |
10940 | #ifdef BCM_VLAN | |
10941 | dev->features |= (NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_RX); | |
0c6671b0 | 10942 | bp->flags |= (HW_VLAN_RX_FLAG | HW_VLAN_TX_FLAG); |
34f80b04 EG |
10943 | #endif |
10944 | dev->features |= (NETIF_F_TSO | NETIF_F_TSO_ECN); | |
755735eb | 10945 | dev->features |= NETIF_F_TSO6; |
a2fbb9ea ET |
10946 | |
10947 | return 0; | |
10948 | ||
10949 | err_out_unmap: | |
10950 | if (bp->regview) { | |
10951 | iounmap(bp->regview); | |
10952 | bp->regview = NULL; | |
10953 | } | |
a2fbb9ea ET |
10954 | if (bp->doorbells) { |
10955 | iounmap(bp->doorbells); | |
10956 | bp->doorbells = NULL; | |
10957 | } | |
10958 | ||
10959 | err_out_release: | |
34f80b04 EG |
10960 | if (atomic_read(&pdev->enable_cnt) == 1) |
10961 | pci_release_regions(pdev); | |
a2fbb9ea ET |
10962 | |
10963 | err_out_disable: | |
10964 | pci_disable_device(pdev); | |
10965 | pci_set_drvdata(pdev, NULL); | |
10966 | ||
10967 | err_out: | |
10968 | return rc; | |
10969 | } | |
10970 | ||
25047950 ET |
10971 | static int __devinit bnx2x_get_pcie_width(struct bnx2x *bp) |
10972 | { | |
10973 | u32 val = REG_RD(bp, PCICFG_OFFSET + PCICFG_LINK_CONTROL); | |
10974 | ||
10975 | val = (val & PCICFG_LINK_WIDTH) >> PCICFG_LINK_WIDTH_SHIFT; | |
10976 | return val; | |
10977 | } | |
10978 | ||
10979 | /* return value of 1=2.5GHz 2=5GHz */ | |
10980 | static int __devinit bnx2x_get_pcie_speed(struct bnx2x *bp) | |
10981 | { | |
10982 | u32 val = REG_RD(bp, PCICFG_OFFSET + PCICFG_LINK_CONTROL); | |
10983 | ||
10984 | val = (val & PCICFG_LINK_SPEED) >> PCICFG_LINK_SPEED_SHIFT; | |
10985 | return val; | |
10986 | } | |
10987 | ||
a2fbb9ea ET |
10988 | static int __devinit bnx2x_init_one(struct pci_dev *pdev, |
10989 | const struct pci_device_id *ent) | |
10990 | { | |
10991 | static int version_printed; | |
10992 | struct net_device *dev = NULL; | |
10993 | struct bnx2x *bp; | |
25047950 | 10994 | int rc; |
a2fbb9ea ET |
10995 | |
10996 | if (version_printed++ == 0) | |
10997 | printk(KERN_INFO "%s", version); | |
10998 | ||
10999 | /* dev zeroed in init_etherdev */ | |
555f6c78 | 11000 | dev = alloc_etherdev_mq(sizeof(*bp), MAX_CONTEXT); |
34f80b04 EG |
11001 | if (!dev) { |
11002 | printk(KERN_ERR PFX "Cannot allocate net device\n"); | |
a2fbb9ea | 11003 | return -ENOMEM; |
34f80b04 | 11004 | } |
a2fbb9ea | 11005 | |
a2fbb9ea ET |
11006 | bp = netdev_priv(dev); |
11007 | bp->msglevel = debug; | |
11008 | ||
34f80b04 | 11009 | rc = bnx2x_init_dev(pdev, dev); |
a2fbb9ea ET |
11010 | if (rc < 0) { |
11011 | free_netdev(dev); | |
11012 | return rc; | |
11013 | } | |
11014 | ||
a2fbb9ea ET |
11015 | pci_set_drvdata(pdev, dev); |
11016 | ||
34f80b04 | 11017 | rc = bnx2x_init_bp(bp); |
693fc0d1 EG |
11018 | if (rc) |
11019 | goto init_one_exit; | |
11020 | ||
11021 | rc = register_netdev(dev); | |
34f80b04 | 11022 | if (rc) { |
693fc0d1 | 11023 | dev_err(&pdev->dev, "Cannot register net device\n"); |
34f80b04 EG |
11024 | goto init_one_exit; |
11025 | } | |
11026 | ||
25047950 | 11027 | printk(KERN_INFO "%s: %s (%c%d) PCI-E x%d %s found at mem %lx," |
87942b46 | 11028 | " IRQ %d, ", dev->name, board_info[ent->driver_data].name, |
34f80b04 | 11029 | (CHIP_REV(bp) >> 12) + 'A', (CHIP_METAL(bp) >> 4), |
25047950 ET |
11030 | bnx2x_get_pcie_width(bp), |
11031 | (bnx2x_get_pcie_speed(bp) == 2) ? "5GHz (Gen2)" : "2.5GHz", | |
11032 | dev->base_addr, bp->pdev->irq); | |
e174961c | 11033 | printk(KERN_CONT "node addr %pM\n", dev->dev_addr); |
a2fbb9ea | 11034 | return 0; |
34f80b04 EG |
11035 | |
11036 | init_one_exit: | |
11037 | if (bp->regview) | |
11038 | iounmap(bp->regview); | |
11039 | ||
11040 | if (bp->doorbells) | |
11041 | iounmap(bp->doorbells); | |
11042 | ||
11043 | free_netdev(dev); | |
11044 | ||
11045 | if (atomic_read(&pdev->enable_cnt) == 1) | |
11046 | pci_release_regions(pdev); | |
11047 | ||
11048 | pci_disable_device(pdev); | |
11049 | pci_set_drvdata(pdev, NULL); | |
11050 | ||
11051 | return rc; | |
a2fbb9ea ET |
11052 | } |
11053 | ||
11054 | static void __devexit bnx2x_remove_one(struct pci_dev *pdev) | |
11055 | { | |
11056 | struct net_device *dev = pci_get_drvdata(pdev); | |
228241eb ET |
11057 | struct bnx2x *bp; |
11058 | ||
11059 | if (!dev) { | |
228241eb ET |
11060 | printk(KERN_ERR PFX "BAD net device from bnx2x_init_one\n"); |
11061 | return; | |
11062 | } | |
228241eb | 11063 | bp = netdev_priv(dev); |
a2fbb9ea | 11064 | |
a2fbb9ea ET |
11065 | unregister_netdev(dev); |
11066 | ||
11067 | if (bp->regview) | |
11068 | iounmap(bp->regview); | |
11069 | ||
11070 | if (bp->doorbells) | |
11071 | iounmap(bp->doorbells); | |
11072 | ||
11073 | free_netdev(dev); | |
34f80b04 EG |
11074 | |
11075 | if (atomic_read(&pdev->enable_cnt) == 1) | |
11076 | pci_release_regions(pdev); | |
11077 | ||
a2fbb9ea ET |
11078 | pci_disable_device(pdev); |
11079 | pci_set_drvdata(pdev, NULL); | |
11080 | } | |
11081 | ||
11082 | static int bnx2x_suspend(struct pci_dev *pdev, pm_message_t state) | |
11083 | { | |
11084 | struct net_device *dev = pci_get_drvdata(pdev); | |
228241eb ET |
11085 | struct bnx2x *bp; |
11086 | ||
34f80b04 EG |
11087 | if (!dev) { |
11088 | printk(KERN_ERR PFX "BAD net device from bnx2x_init_one\n"); | |
11089 | return -ENODEV; | |
11090 | } | |
11091 | bp = netdev_priv(dev); | |
a2fbb9ea | 11092 | |
34f80b04 | 11093 | rtnl_lock(); |
a2fbb9ea | 11094 | |
34f80b04 | 11095 | pci_save_state(pdev); |
228241eb | 11096 | |
34f80b04 EG |
11097 | if (!netif_running(dev)) { |
11098 | rtnl_unlock(); | |
11099 | return 0; | |
11100 | } | |
a2fbb9ea ET |
11101 | |
11102 | netif_device_detach(dev); | |
a2fbb9ea | 11103 | |
da5a662a | 11104 | bnx2x_nic_unload(bp, UNLOAD_CLOSE); |
34f80b04 | 11105 | |
a2fbb9ea | 11106 | bnx2x_set_power_state(bp, pci_choose_state(pdev, state)); |
228241eb | 11107 | |
34f80b04 EG |
11108 | rtnl_unlock(); |
11109 | ||
a2fbb9ea ET |
11110 | return 0; |
11111 | } | |
11112 | ||
11113 | static int bnx2x_resume(struct pci_dev *pdev) | |
11114 | { | |
11115 | struct net_device *dev = pci_get_drvdata(pdev); | |
228241eb | 11116 | struct bnx2x *bp; |
a2fbb9ea ET |
11117 | int rc; |
11118 | ||
228241eb ET |
11119 | if (!dev) { |
11120 | printk(KERN_ERR PFX "BAD net device from bnx2x_init_one\n"); | |
11121 | return -ENODEV; | |
11122 | } | |
228241eb | 11123 | bp = netdev_priv(dev); |
a2fbb9ea | 11124 | |
34f80b04 EG |
11125 | rtnl_lock(); |
11126 | ||
228241eb | 11127 | pci_restore_state(pdev); |
34f80b04 EG |
11128 | |
11129 | if (!netif_running(dev)) { | |
11130 | rtnl_unlock(); | |
11131 | return 0; | |
11132 | } | |
11133 | ||
a2fbb9ea ET |
11134 | bnx2x_set_power_state(bp, PCI_D0); |
11135 | netif_device_attach(dev); | |
11136 | ||
da5a662a | 11137 | rc = bnx2x_nic_load(bp, LOAD_OPEN); |
a2fbb9ea | 11138 | |
34f80b04 EG |
11139 | rtnl_unlock(); |
11140 | ||
11141 | return rc; | |
a2fbb9ea ET |
11142 | } |
11143 | ||
f8ef6e44 YG |
11144 | static int bnx2x_eeh_nic_unload(struct bnx2x *bp) |
11145 | { | |
11146 | int i; | |
11147 | ||
11148 | bp->state = BNX2X_STATE_ERROR; | |
11149 | ||
11150 | bp->rx_mode = BNX2X_RX_MODE_NONE; | |
11151 | ||
11152 | bnx2x_netif_stop(bp, 0); | |
11153 | ||
11154 | del_timer_sync(&bp->timer); | |
11155 | bp->stats_state = STATS_STATE_DISABLED; | |
11156 | DP(BNX2X_MSG_STATS, "stats_state - DISABLED\n"); | |
11157 | ||
11158 | /* Release IRQs */ | |
11159 | bnx2x_free_irq(bp); | |
11160 | ||
11161 | if (CHIP_IS_E1(bp)) { | |
11162 | struct mac_configuration_cmd *config = | |
11163 | bnx2x_sp(bp, mcast_config); | |
11164 | ||
8d9c5f34 | 11165 | for (i = 0; i < config->hdr.length; i++) |
f8ef6e44 YG |
11166 | CAM_INVALIDATE(config->config_table[i]); |
11167 | } | |
11168 | ||
11169 | /* Free SKBs, SGEs, TPA pool and driver internals */ | |
11170 | bnx2x_free_skbs(bp); | |
555f6c78 | 11171 | for_each_rx_queue(bp, i) |
f8ef6e44 | 11172 | bnx2x_free_rx_sge_range(bp, bp->fp + i, NUM_RX_SGE); |
555f6c78 | 11173 | for_each_rx_queue(bp, i) |
7cde1c8b | 11174 | netif_napi_del(&bnx2x_fp(bp, i, napi)); |
f8ef6e44 YG |
11175 | bnx2x_free_mem(bp); |
11176 | ||
11177 | bp->state = BNX2X_STATE_CLOSED; | |
11178 | ||
11179 | netif_carrier_off(bp->dev); | |
11180 | ||
11181 | return 0; | |
11182 | } | |
11183 | ||
11184 | static void bnx2x_eeh_recover(struct bnx2x *bp) | |
11185 | { | |
11186 | u32 val; | |
11187 | ||
11188 | mutex_init(&bp->port.phy_mutex); | |
11189 | ||
11190 | bp->common.shmem_base = REG_RD(bp, MISC_REG_SHARED_MEM_ADDR); | |
11191 | bp->link_params.shmem_base = bp->common.shmem_base; | |
11192 | BNX2X_DEV_INFO("shmem offset is 0x%x\n", bp->common.shmem_base); | |
11193 | ||
11194 | if (!bp->common.shmem_base || | |
11195 | (bp->common.shmem_base < 0xA0000) || | |
11196 | (bp->common.shmem_base >= 0xC0000)) { | |
11197 | BNX2X_DEV_INFO("MCP not active\n"); | |
11198 | bp->flags |= NO_MCP_FLAG; | |
11199 | return; | |
11200 | } | |
11201 | ||
11202 | val = SHMEM_RD(bp, validity_map[BP_PORT(bp)]); | |
11203 | if ((val & (SHR_MEM_VALIDITY_DEV_INFO | SHR_MEM_VALIDITY_MB)) | |
11204 | != (SHR_MEM_VALIDITY_DEV_INFO | SHR_MEM_VALIDITY_MB)) | |
11205 | BNX2X_ERR("BAD MCP validity signature\n"); | |
11206 | ||
11207 | if (!BP_NOMCP(bp)) { | |
11208 | bp->fw_seq = (SHMEM_RD(bp, func_mb[BP_FUNC(bp)].drv_mb_header) | |
11209 | & DRV_MSG_SEQ_NUMBER_MASK); | |
11210 | BNX2X_DEV_INFO("fw_seq 0x%08x\n", bp->fw_seq); | |
11211 | } | |
11212 | } | |
11213 | ||
493adb1f WX |
11214 | /** |
11215 | * bnx2x_io_error_detected - called when PCI error is detected | |
11216 | * @pdev: Pointer to PCI device | |
11217 | * @state: The current pci connection state | |
11218 | * | |
11219 | * This function is called after a PCI bus error affecting | |
11220 | * this device has been detected. | |
11221 | */ | |
11222 | static pci_ers_result_t bnx2x_io_error_detected(struct pci_dev *pdev, | |
11223 | pci_channel_state_t state) | |
11224 | { | |
11225 | struct net_device *dev = pci_get_drvdata(pdev); | |
11226 | struct bnx2x *bp = netdev_priv(dev); | |
11227 | ||
11228 | rtnl_lock(); | |
11229 | ||
11230 | netif_device_detach(dev); | |
11231 | ||
11232 | if (netif_running(dev)) | |
f8ef6e44 | 11233 | bnx2x_eeh_nic_unload(bp); |
493adb1f WX |
11234 | |
11235 | pci_disable_device(pdev); | |
11236 | ||
11237 | rtnl_unlock(); | |
11238 | ||
11239 | /* Request a slot reset */ | |
11240 | return PCI_ERS_RESULT_NEED_RESET; | |
11241 | } | |
11242 | ||
11243 | /** | |
11244 | * bnx2x_io_slot_reset - called after the PCI bus has been reset | |
11245 | * @pdev: Pointer to PCI device | |
11246 | * | |
11247 | * Restart the card from scratch, as if from a cold-boot. | |
11248 | */ | |
11249 | static pci_ers_result_t bnx2x_io_slot_reset(struct pci_dev *pdev) | |
11250 | { | |
11251 | struct net_device *dev = pci_get_drvdata(pdev); | |
11252 | struct bnx2x *bp = netdev_priv(dev); | |
11253 | ||
11254 | rtnl_lock(); | |
11255 | ||
11256 | if (pci_enable_device(pdev)) { | |
11257 | dev_err(&pdev->dev, | |
11258 | "Cannot re-enable PCI device after reset\n"); | |
11259 | rtnl_unlock(); | |
11260 | return PCI_ERS_RESULT_DISCONNECT; | |
11261 | } | |
11262 | ||
11263 | pci_set_master(pdev); | |
11264 | pci_restore_state(pdev); | |
11265 | ||
11266 | if (netif_running(dev)) | |
11267 | bnx2x_set_power_state(bp, PCI_D0); | |
11268 | ||
11269 | rtnl_unlock(); | |
11270 | ||
11271 | return PCI_ERS_RESULT_RECOVERED; | |
11272 | } | |
11273 | ||
11274 | /** | |
11275 | * bnx2x_io_resume - called when traffic can start flowing again | |
11276 | * @pdev: Pointer to PCI device | |
11277 | * | |
11278 | * This callback is called when the error recovery driver tells us that | |
11279 | * its OK to resume normal operation. | |
11280 | */ | |
11281 | static void bnx2x_io_resume(struct pci_dev *pdev) | |
11282 | { | |
11283 | struct net_device *dev = pci_get_drvdata(pdev); | |
11284 | struct bnx2x *bp = netdev_priv(dev); | |
11285 | ||
11286 | rtnl_lock(); | |
11287 | ||
f8ef6e44 YG |
11288 | bnx2x_eeh_recover(bp); |
11289 | ||
493adb1f | 11290 | if (netif_running(dev)) |
f8ef6e44 | 11291 | bnx2x_nic_load(bp, LOAD_NORMAL); |
493adb1f WX |
11292 | |
11293 | netif_device_attach(dev); | |
11294 | ||
11295 | rtnl_unlock(); | |
11296 | } | |
11297 | ||
11298 | static struct pci_error_handlers bnx2x_err_handler = { | |
11299 | .error_detected = bnx2x_io_error_detected, | |
11300 | .slot_reset = bnx2x_io_slot_reset, | |
11301 | .resume = bnx2x_io_resume, | |
11302 | }; | |
11303 | ||
a2fbb9ea | 11304 | static struct pci_driver bnx2x_pci_driver = { |
493adb1f WX |
11305 | .name = DRV_MODULE_NAME, |
11306 | .id_table = bnx2x_pci_tbl, | |
11307 | .probe = bnx2x_init_one, | |
11308 | .remove = __devexit_p(bnx2x_remove_one), | |
11309 | .suspend = bnx2x_suspend, | |
11310 | .resume = bnx2x_resume, | |
11311 | .err_handler = &bnx2x_err_handler, | |
a2fbb9ea ET |
11312 | }; |
11313 | ||
11314 | static int __init bnx2x_init(void) | |
11315 | { | |
1cf167f2 EG |
11316 | bnx2x_wq = create_singlethread_workqueue("bnx2x"); |
11317 | if (bnx2x_wq == NULL) { | |
11318 | printk(KERN_ERR PFX "Cannot create workqueue\n"); | |
11319 | return -ENOMEM; | |
11320 | } | |
11321 | ||
a2fbb9ea ET |
11322 | return pci_register_driver(&bnx2x_pci_driver); |
11323 | } | |
11324 | ||
11325 | static void __exit bnx2x_cleanup(void) | |
11326 | { | |
11327 | pci_unregister_driver(&bnx2x_pci_driver); | |
1cf167f2 EG |
11328 | |
11329 | destroy_workqueue(bnx2x_wq); | |
a2fbb9ea ET |
11330 | } |
11331 | ||
11332 | module_init(bnx2x_init); | |
11333 | module_exit(bnx2x_cleanup); | |
11334 |