Commit | Line | Data |
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34f80b04 | 1 | /* bnx2x_main.c: Broadcom Everest network driver. |
a2fbb9ea | 2 | * |
f1410647 | 3 | * Copyright (c) 2007-2008 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> | |
41 | #ifdef NETIF_F_HW_VLAN_TX | |
42 | #include <linux/if_vlan.h> | |
a2fbb9ea ET |
43 | #endif |
44 | #include <net/ip.h> | |
45 | #include <net/tcp.h> | |
46 | #include <net/checksum.h> | |
34f80b04 | 47 | #include <net/ip6_checksum.h> |
a2fbb9ea ET |
48 | #include <linux/workqueue.h> |
49 | #include <linux/crc32.h> | |
34f80b04 | 50 | #include <linux/crc32c.h> |
a2fbb9ea ET |
51 | #include <linux/prefetch.h> |
52 | #include <linux/zlib.h> | |
a2fbb9ea ET |
53 | #include <linux/io.h> |
54 | ||
55 | #include "bnx2x_reg.h" | |
56 | #include "bnx2x_fw_defs.h" | |
57 | #include "bnx2x_hsi.h" | |
c18487ee | 58 | #include "bnx2x_link.h" |
a2fbb9ea ET |
59 | #include "bnx2x.h" |
60 | #include "bnx2x_init.h" | |
61 | ||
f8ef6e44 YG |
62 | #define DRV_MODULE_VERSION "1.45.22" |
63 | #define DRV_MODULE_RELDATE "2008/09/09" | |
34f80b04 | 64 | #define BNX2X_BC_VER 0x040200 |
a2fbb9ea | 65 | |
34f80b04 EG |
66 | /* Time in jiffies before concluding the transmitter is hung */ |
67 | #define TX_TIMEOUT (5*HZ) | |
a2fbb9ea | 68 | |
53a10565 | 69 | static char version[] __devinitdata = |
34f80b04 | 70 | "Broadcom NetXtreme II 5771x 10Gigabit Ethernet Driver " |
a2fbb9ea ET |
71 | DRV_MODULE_NAME " " DRV_MODULE_VERSION " (" DRV_MODULE_RELDATE ")\n"; |
72 | ||
24e3fcef | 73 | MODULE_AUTHOR("Eliezer Tamir"); |
a2fbb9ea ET |
74 | MODULE_DESCRIPTION("Broadcom NetXtreme II BCM57710 Driver"); |
75 | MODULE_LICENSE("GPL"); | |
76 | MODULE_VERSION(DRV_MODULE_VERSION); | |
a2fbb9ea | 77 | |
19680c48 | 78 | static int disable_tpa; |
a2fbb9ea ET |
79 | static int use_inta; |
80 | static int poll; | |
a2fbb9ea | 81 | static int debug; |
34f80b04 | 82 | static int load_count[3]; /* 0-common, 1-port0, 2-port1 */ |
a2fbb9ea ET |
83 | static int use_multi; |
84 | ||
19680c48 | 85 | module_param(disable_tpa, int, 0); |
a2fbb9ea ET |
86 | module_param(use_inta, int, 0); |
87 | module_param(poll, int, 0); | |
a2fbb9ea | 88 | module_param(debug, int, 0); |
19680c48 | 89 | MODULE_PARM_DESC(disable_tpa, "disable the TPA (LRO) feature"); |
a2fbb9ea ET |
90 | MODULE_PARM_DESC(use_inta, "use INT#A instead of MSI-X"); |
91 | MODULE_PARM_DESC(poll, "use polling (for debug)"); | |
c14423fe | 92 | MODULE_PARM_DESC(debug, "default debug msglevel"); |
a2fbb9ea ET |
93 | |
94 | #ifdef BNX2X_MULTI | |
95 | module_param(use_multi, int, 0); | |
96 | MODULE_PARM_DESC(use_multi, "use per-CPU queues"); | |
97 | #endif | |
98 | ||
99 | enum bnx2x_board_type { | |
100 | BCM57710 = 0, | |
34f80b04 EG |
101 | BCM57711 = 1, |
102 | BCM57711E = 2, | |
a2fbb9ea ET |
103 | }; |
104 | ||
34f80b04 | 105 | /* indexed by board_type, above */ |
53a10565 | 106 | static struct { |
a2fbb9ea ET |
107 | char *name; |
108 | } board_info[] __devinitdata = { | |
34f80b04 EG |
109 | { "Broadcom NetXtreme II BCM57710 XGb" }, |
110 | { "Broadcom NetXtreme II BCM57711 XGb" }, | |
111 | { "Broadcom NetXtreme II BCM57711E XGb" } | |
a2fbb9ea ET |
112 | }; |
113 | ||
34f80b04 | 114 | |
a2fbb9ea ET |
115 | static const struct pci_device_id bnx2x_pci_tbl[] = { |
116 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_57710, | |
117 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM57710 }, | |
34f80b04 EG |
118 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_57711, |
119 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM57711 }, | |
120 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_57711E, | |
121 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM57711E }, | |
a2fbb9ea ET |
122 | { 0 } |
123 | }; | |
124 | ||
125 | MODULE_DEVICE_TABLE(pci, bnx2x_pci_tbl); | |
126 | ||
127 | /**************************************************************************** | |
128 | * General service functions | |
129 | ****************************************************************************/ | |
130 | ||
131 | /* used only at init | |
132 | * locking is done by mcp | |
133 | */ | |
134 | static void bnx2x_reg_wr_ind(struct bnx2x *bp, u32 addr, u32 val) | |
135 | { | |
136 | pci_write_config_dword(bp->pdev, PCICFG_GRC_ADDRESS, addr); | |
137 | pci_write_config_dword(bp->pdev, PCICFG_GRC_DATA, val); | |
138 | pci_write_config_dword(bp->pdev, PCICFG_GRC_ADDRESS, | |
139 | PCICFG_VENDOR_ID_OFFSET); | |
140 | } | |
141 | ||
a2fbb9ea ET |
142 | static u32 bnx2x_reg_rd_ind(struct bnx2x *bp, u32 addr) |
143 | { | |
144 | u32 val; | |
145 | ||
146 | pci_write_config_dword(bp->pdev, PCICFG_GRC_ADDRESS, addr); | |
147 | pci_read_config_dword(bp->pdev, PCICFG_GRC_DATA, &val); | |
148 | pci_write_config_dword(bp->pdev, PCICFG_GRC_ADDRESS, | |
149 | PCICFG_VENDOR_ID_OFFSET); | |
150 | ||
151 | return val; | |
152 | } | |
a2fbb9ea ET |
153 | |
154 | static const u32 dmae_reg_go_c[] = { | |
155 | DMAE_REG_GO_C0, DMAE_REG_GO_C1, DMAE_REG_GO_C2, DMAE_REG_GO_C3, | |
156 | DMAE_REG_GO_C4, DMAE_REG_GO_C5, DMAE_REG_GO_C6, DMAE_REG_GO_C7, | |
157 | DMAE_REG_GO_C8, DMAE_REG_GO_C9, DMAE_REG_GO_C10, DMAE_REG_GO_C11, | |
158 | DMAE_REG_GO_C12, DMAE_REG_GO_C13, DMAE_REG_GO_C14, DMAE_REG_GO_C15 | |
159 | }; | |
160 | ||
161 | /* copy command into DMAE command memory and set DMAE command go */ | |
162 | static void bnx2x_post_dmae(struct bnx2x *bp, struct dmae_command *dmae, | |
163 | int idx) | |
164 | { | |
165 | u32 cmd_offset; | |
166 | int i; | |
167 | ||
168 | cmd_offset = (DMAE_REG_CMD_MEM + sizeof(struct dmae_command) * idx); | |
169 | for (i = 0; i < (sizeof(struct dmae_command)/4); i++) { | |
170 | REG_WR(bp, cmd_offset + i*4, *(((u32 *)dmae) + i)); | |
171 | ||
ad8d3948 EG |
172 | DP(BNX2X_MSG_OFF, "DMAE cmd[%d].%d (0x%08x) : 0x%08x\n", |
173 | idx, i, cmd_offset + i*4, *(((u32 *)dmae) + i)); | |
a2fbb9ea ET |
174 | } |
175 | REG_WR(bp, dmae_reg_go_c[idx], 1); | |
176 | } | |
177 | ||
ad8d3948 EG |
178 | void bnx2x_write_dmae(struct bnx2x *bp, dma_addr_t dma_addr, u32 dst_addr, |
179 | u32 len32) | |
a2fbb9ea | 180 | { |
ad8d3948 | 181 | struct dmae_command *dmae = &bp->init_dmae; |
a2fbb9ea | 182 | u32 *wb_comp = bnx2x_sp(bp, wb_comp); |
ad8d3948 EG |
183 | int cnt = 200; |
184 | ||
185 | if (!bp->dmae_ready) { | |
186 | u32 *data = bnx2x_sp(bp, wb_data[0]); | |
187 | ||
188 | DP(BNX2X_MSG_OFF, "DMAE is not ready (dst_addr %08x len32 %d)" | |
189 | " using indirect\n", dst_addr, len32); | |
190 | bnx2x_init_ind_wr(bp, dst_addr, data, len32); | |
191 | return; | |
192 | } | |
193 | ||
194 | mutex_lock(&bp->dmae_mutex); | |
a2fbb9ea ET |
195 | |
196 | memset(dmae, 0, sizeof(struct dmae_command)); | |
197 | ||
198 | dmae->opcode = (DMAE_CMD_SRC_PCI | DMAE_CMD_DST_GRC | | |
199 | DMAE_CMD_C_DST_PCI | DMAE_CMD_C_ENABLE | | |
200 | DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET | | |
201 | #ifdef __BIG_ENDIAN | |
202 | DMAE_CMD_ENDIANITY_B_DW_SWAP | | |
203 | #else | |
204 | DMAE_CMD_ENDIANITY_DW_SWAP | | |
205 | #endif | |
34f80b04 EG |
206 | (BP_PORT(bp) ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) | |
207 | (BP_E1HVN(bp) << DMAE_CMD_E1HVN_SHIFT)); | |
a2fbb9ea ET |
208 | dmae->src_addr_lo = U64_LO(dma_addr); |
209 | dmae->src_addr_hi = U64_HI(dma_addr); | |
210 | dmae->dst_addr_lo = dst_addr >> 2; | |
211 | dmae->dst_addr_hi = 0; | |
212 | dmae->len = len32; | |
213 | dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, wb_comp)); | |
214 | dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, wb_comp)); | |
ad8d3948 | 215 | dmae->comp_val = DMAE_COMP_VAL; |
a2fbb9ea | 216 | |
ad8d3948 | 217 | DP(BNX2X_MSG_OFF, "dmae: opcode 0x%08x\n" |
a2fbb9ea ET |
218 | DP_LEVEL "src_addr [%x:%08x] len [%d *4] " |
219 | "dst_addr [%x:%08x (%08x)]\n" | |
220 | DP_LEVEL "comp_addr [%x:%08x] comp_val 0x%08x\n", | |
221 | dmae->opcode, dmae->src_addr_hi, dmae->src_addr_lo, | |
222 | dmae->len, dmae->dst_addr_hi, dmae->dst_addr_lo, dst_addr, | |
223 | dmae->comp_addr_hi, dmae->comp_addr_lo, dmae->comp_val); | |
ad8d3948 | 224 | DP(BNX2X_MSG_OFF, "data [0x%08x 0x%08x 0x%08x 0x%08x]\n", |
a2fbb9ea ET |
225 | bp->slowpath->wb_data[0], bp->slowpath->wb_data[1], |
226 | bp->slowpath->wb_data[2], bp->slowpath->wb_data[3]); | |
a2fbb9ea ET |
227 | |
228 | *wb_comp = 0; | |
229 | ||
34f80b04 | 230 | bnx2x_post_dmae(bp, dmae, INIT_DMAE_C(bp)); |
a2fbb9ea ET |
231 | |
232 | udelay(5); | |
ad8d3948 EG |
233 | |
234 | while (*wb_comp != DMAE_COMP_VAL) { | |
235 | DP(BNX2X_MSG_OFF, "wb_comp 0x%08x\n", *wb_comp); | |
236 | ||
ad8d3948 | 237 | if (!cnt) { |
a2fbb9ea ET |
238 | BNX2X_ERR("dmae timeout!\n"); |
239 | break; | |
240 | } | |
ad8d3948 | 241 | cnt--; |
12469401 YG |
242 | /* adjust delay for emulation/FPGA */ |
243 | if (CHIP_REV_IS_SLOW(bp)) | |
244 | msleep(100); | |
245 | else | |
246 | udelay(5); | |
a2fbb9ea | 247 | } |
ad8d3948 EG |
248 | |
249 | mutex_unlock(&bp->dmae_mutex); | |
a2fbb9ea ET |
250 | } |
251 | ||
c18487ee | 252 | void bnx2x_read_dmae(struct bnx2x *bp, u32 src_addr, u32 len32) |
a2fbb9ea | 253 | { |
ad8d3948 | 254 | struct dmae_command *dmae = &bp->init_dmae; |
a2fbb9ea | 255 | u32 *wb_comp = bnx2x_sp(bp, wb_comp); |
ad8d3948 EG |
256 | int cnt = 200; |
257 | ||
258 | if (!bp->dmae_ready) { | |
259 | u32 *data = bnx2x_sp(bp, wb_data[0]); | |
260 | int i; | |
261 | ||
262 | DP(BNX2X_MSG_OFF, "DMAE is not ready (src_addr %08x len32 %d)" | |
263 | " using indirect\n", src_addr, len32); | |
264 | for (i = 0; i < len32; i++) | |
265 | data[i] = bnx2x_reg_rd_ind(bp, src_addr + i*4); | |
266 | return; | |
267 | } | |
268 | ||
269 | mutex_lock(&bp->dmae_mutex); | |
a2fbb9ea ET |
270 | |
271 | memset(bnx2x_sp(bp, wb_data[0]), 0, sizeof(u32) * 4); | |
272 | memset(dmae, 0, sizeof(struct dmae_command)); | |
273 | ||
274 | dmae->opcode = (DMAE_CMD_SRC_GRC | DMAE_CMD_DST_PCI | | |
275 | DMAE_CMD_C_DST_PCI | DMAE_CMD_C_ENABLE | | |
276 | DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET | | |
277 | #ifdef __BIG_ENDIAN | |
278 | DMAE_CMD_ENDIANITY_B_DW_SWAP | | |
279 | #else | |
280 | DMAE_CMD_ENDIANITY_DW_SWAP | | |
281 | #endif | |
34f80b04 EG |
282 | (BP_PORT(bp) ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) | |
283 | (BP_E1HVN(bp) << DMAE_CMD_E1HVN_SHIFT)); | |
a2fbb9ea ET |
284 | dmae->src_addr_lo = src_addr >> 2; |
285 | dmae->src_addr_hi = 0; | |
286 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, wb_data)); | |
287 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, wb_data)); | |
288 | dmae->len = len32; | |
289 | dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, wb_comp)); | |
290 | dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, wb_comp)); | |
ad8d3948 | 291 | dmae->comp_val = DMAE_COMP_VAL; |
a2fbb9ea | 292 | |
ad8d3948 | 293 | DP(BNX2X_MSG_OFF, "dmae: opcode 0x%08x\n" |
a2fbb9ea ET |
294 | DP_LEVEL "src_addr [%x:%08x] len [%d *4] " |
295 | "dst_addr [%x:%08x (%08x)]\n" | |
296 | DP_LEVEL "comp_addr [%x:%08x] comp_val 0x%08x\n", | |
297 | dmae->opcode, dmae->src_addr_hi, dmae->src_addr_lo, | |
298 | dmae->len, dmae->dst_addr_hi, dmae->dst_addr_lo, src_addr, | |
299 | dmae->comp_addr_hi, dmae->comp_addr_lo, dmae->comp_val); | |
a2fbb9ea ET |
300 | |
301 | *wb_comp = 0; | |
302 | ||
34f80b04 | 303 | bnx2x_post_dmae(bp, dmae, INIT_DMAE_C(bp)); |
a2fbb9ea ET |
304 | |
305 | udelay(5); | |
ad8d3948 EG |
306 | |
307 | while (*wb_comp != DMAE_COMP_VAL) { | |
308 | ||
ad8d3948 | 309 | if (!cnt) { |
a2fbb9ea ET |
310 | BNX2X_ERR("dmae timeout!\n"); |
311 | break; | |
312 | } | |
ad8d3948 | 313 | cnt--; |
12469401 YG |
314 | /* adjust delay for emulation/FPGA */ |
315 | if (CHIP_REV_IS_SLOW(bp)) | |
316 | msleep(100); | |
317 | else | |
318 | udelay(5); | |
a2fbb9ea | 319 | } |
ad8d3948 | 320 | DP(BNX2X_MSG_OFF, "data [0x%08x 0x%08x 0x%08x 0x%08x]\n", |
a2fbb9ea ET |
321 | bp->slowpath->wb_data[0], bp->slowpath->wb_data[1], |
322 | bp->slowpath->wb_data[2], bp->slowpath->wb_data[3]); | |
ad8d3948 EG |
323 | |
324 | mutex_unlock(&bp->dmae_mutex); | |
325 | } | |
326 | ||
327 | /* used only for slowpath so not inlined */ | |
328 | static void bnx2x_wb_wr(struct bnx2x *bp, int reg, u32 val_hi, u32 val_lo) | |
329 | { | |
330 | u32 wb_write[2]; | |
331 | ||
332 | wb_write[0] = val_hi; | |
333 | wb_write[1] = val_lo; | |
334 | REG_WR_DMAE(bp, reg, wb_write, 2); | |
a2fbb9ea | 335 | } |
a2fbb9ea | 336 | |
ad8d3948 EG |
337 | #ifdef USE_WB_RD |
338 | static u64 bnx2x_wb_rd(struct bnx2x *bp, int reg) | |
339 | { | |
340 | u32 wb_data[2]; | |
341 | ||
342 | REG_RD_DMAE(bp, reg, wb_data, 2); | |
343 | ||
344 | return HILO_U64(wb_data[0], wb_data[1]); | |
345 | } | |
346 | #endif | |
347 | ||
a2fbb9ea ET |
348 | static int bnx2x_mc_assert(struct bnx2x *bp) |
349 | { | |
a2fbb9ea | 350 | char last_idx; |
34f80b04 EG |
351 | int i, rc = 0; |
352 | u32 row0, row1, row2, row3; | |
353 | ||
354 | /* XSTORM */ | |
355 | last_idx = REG_RD8(bp, BAR_XSTRORM_INTMEM + | |
356 | XSTORM_ASSERT_LIST_INDEX_OFFSET); | |
357 | if (last_idx) | |
358 | BNX2X_ERR("XSTORM_ASSERT_LIST_INDEX 0x%x\n", last_idx); | |
359 | ||
360 | /* print the asserts */ | |
361 | for (i = 0; i < STROM_ASSERT_ARRAY_SIZE; i++) { | |
362 | ||
363 | row0 = REG_RD(bp, BAR_XSTRORM_INTMEM + | |
364 | XSTORM_ASSERT_LIST_OFFSET(i)); | |
365 | row1 = REG_RD(bp, BAR_XSTRORM_INTMEM + | |
366 | XSTORM_ASSERT_LIST_OFFSET(i) + 4); | |
367 | row2 = REG_RD(bp, BAR_XSTRORM_INTMEM + | |
368 | XSTORM_ASSERT_LIST_OFFSET(i) + 8); | |
369 | row3 = REG_RD(bp, BAR_XSTRORM_INTMEM + | |
370 | XSTORM_ASSERT_LIST_OFFSET(i) + 12); | |
371 | ||
372 | if (row0 != COMMON_ASM_INVALID_ASSERT_OPCODE) { | |
373 | BNX2X_ERR("XSTORM_ASSERT_INDEX 0x%x = 0x%08x" | |
374 | " 0x%08x 0x%08x 0x%08x\n", | |
375 | i, row3, row2, row1, row0); | |
376 | rc++; | |
377 | } else { | |
378 | break; | |
379 | } | |
380 | } | |
381 | ||
382 | /* TSTORM */ | |
383 | last_idx = REG_RD8(bp, BAR_TSTRORM_INTMEM + | |
384 | TSTORM_ASSERT_LIST_INDEX_OFFSET); | |
385 | if (last_idx) | |
386 | BNX2X_ERR("TSTORM_ASSERT_LIST_INDEX 0x%x\n", last_idx); | |
387 | ||
388 | /* print the asserts */ | |
389 | for (i = 0; i < STROM_ASSERT_ARRAY_SIZE; i++) { | |
390 | ||
391 | row0 = REG_RD(bp, BAR_TSTRORM_INTMEM + | |
392 | TSTORM_ASSERT_LIST_OFFSET(i)); | |
393 | row1 = REG_RD(bp, BAR_TSTRORM_INTMEM + | |
394 | TSTORM_ASSERT_LIST_OFFSET(i) + 4); | |
395 | row2 = REG_RD(bp, BAR_TSTRORM_INTMEM + | |
396 | TSTORM_ASSERT_LIST_OFFSET(i) + 8); | |
397 | row3 = REG_RD(bp, BAR_TSTRORM_INTMEM + | |
398 | TSTORM_ASSERT_LIST_OFFSET(i) + 12); | |
399 | ||
400 | if (row0 != COMMON_ASM_INVALID_ASSERT_OPCODE) { | |
401 | BNX2X_ERR("TSTORM_ASSERT_INDEX 0x%x = 0x%08x" | |
402 | " 0x%08x 0x%08x 0x%08x\n", | |
403 | i, row3, row2, row1, row0); | |
404 | rc++; | |
405 | } else { | |
406 | break; | |
407 | } | |
408 | } | |
409 | ||
410 | /* CSTORM */ | |
411 | last_idx = REG_RD8(bp, BAR_CSTRORM_INTMEM + | |
412 | CSTORM_ASSERT_LIST_INDEX_OFFSET); | |
413 | if (last_idx) | |
414 | BNX2X_ERR("CSTORM_ASSERT_LIST_INDEX 0x%x\n", last_idx); | |
415 | ||
416 | /* print the asserts */ | |
417 | for (i = 0; i < STROM_ASSERT_ARRAY_SIZE; i++) { | |
418 | ||
419 | row0 = REG_RD(bp, BAR_CSTRORM_INTMEM + | |
420 | CSTORM_ASSERT_LIST_OFFSET(i)); | |
421 | row1 = REG_RD(bp, BAR_CSTRORM_INTMEM + | |
422 | CSTORM_ASSERT_LIST_OFFSET(i) + 4); | |
423 | row2 = REG_RD(bp, BAR_CSTRORM_INTMEM + | |
424 | CSTORM_ASSERT_LIST_OFFSET(i) + 8); | |
425 | row3 = REG_RD(bp, BAR_CSTRORM_INTMEM + | |
426 | CSTORM_ASSERT_LIST_OFFSET(i) + 12); | |
427 | ||
428 | if (row0 != COMMON_ASM_INVALID_ASSERT_OPCODE) { | |
429 | BNX2X_ERR("CSTORM_ASSERT_INDEX 0x%x = 0x%08x" | |
430 | " 0x%08x 0x%08x 0x%08x\n", | |
431 | i, row3, row2, row1, row0); | |
432 | rc++; | |
433 | } else { | |
434 | break; | |
435 | } | |
436 | } | |
437 | ||
438 | /* USTORM */ | |
439 | last_idx = REG_RD8(bp, BAR_USTRORM_INTMEM + | |
440 | USTORM_ASSERT_LIST_INDEX_OFFSET); | |
441 | if (last_idx) | |
442 | BNX2X_ERR("USTORM_ASSERT_LIST_INDEX 0x%x\n", last_idx); | |
443 | ||
444 | /* print the asserts */ | |
445 | for (i = 0; i < STROM_ASSERT_ARRAY_SIZE; i++) { | |
446 | ||
447 | row0 = REG_RD(bp, BAR_USTRORM_INTMEM + | |
448 | USTORM_ASSERT_LIST_OFFSET(i)); | |
449 | row1 = REG_RD(bp, BAR_USTRORM_INTMEM + | |
450 | USTORM_ASSERT_LIST_OFFSET(i) + 4); | |
451 | row2 = REG_RD(bp, BAR_USTRORM_INTMEM + | |
452 | USTORM_ASSERT_LIST_OFFSET(i) + 8); | |
453 | row3 = REG_RD(bp, BAR_USTRORM_INTMEM + | |
454 | USTORM_ASSERT_LIST_OFFSET(i) + 12); | |
455 | ||
456 | if (row0 != COMMON_ASM_INVALID_ASSERT_OPCODE) { | |
457 | BNX2X_ERR("USTORM_ASSERT_INDEX 0x%x = 0x%08x" | |
458 | " 0x%08x 0x%08x 0x%08x\n", | |
459 | i, row3, row2, row1, row0); | |
460 | rc++; | |
461 | } else { | |
462 | break; | |
a2fbb9ea ET |
463 | } |
464 | } | |
34f80b04 | 465 | |
a2fbb9ea ET |
466 | return rc; |
467 | } | |
c14423fe | 468 | |
a2fbb9ea ET |
469 | static void bnx2x_fw_dump(struct bnx2x *bp) |
470 | { | |
471 | u32 mark, offset; | |
472 | u32 data[9]; | |
473 | int word; | |
474 | ||
475 | mark = REG_RD(bp, MCP_REG_MCPR_SCRATCH + 0xf104); | |
49d66772 ET |
476 | mark = ((mark + 0x3) & ~0x3); |
477 | printk(KERN_ERR PFX "begin fw dump (mark 0x%x)\n" KERN_ERR, mark); | |
a2fbb9ea ET |
478 | |
479 | for (offset = mark - 0x08000000; offset <= 0xF900; offset += 0x8*4) { | |
480 | for (word = 0; word < 8; word++) | |
481 | data[word] = htonl(REG_RD(bp, MCP_REG_MCPR_SCRATCH + | |
482 | offset + 4*word)); | |
483 | data[8] = 0x0; | |
49d66772 | 484 | printk(KERN_CONT "%s", (char *)data); |
a2fbb9ea ET |
485 | } |
486 | for (offset = 0xF108; offset <= mark - 0x08000000; offset += 0x8*4) { | |
487 | for (word = 0; word < 8; word++) | |
488 | data[word] = htonl(REG_RD(bp, MCP_REG_MCPR_SCRATCH + | |
489 | offset + 4*word)); | |
490 | data[8] = 0x0; | |
49d66772 | 491 | printk(KERN_CONT "%s", (char *)data); |
a2fbb9ea ET |
492 | } |
493 | printk("\n" KERN_ERR PFX "end of fw dump\n"); | |
494 | } | |
495 | ||
496 | static void bnx2x_panic_dump(struct bnx2x *bp) | |
497 | { | |
498 | int i; | |
499 | u16 j, start, end; | |
500 | ||
66e855f3 YG |
501 | bp->stats_state = STATS_STATE_DISABLED; |
502 | DP(BNX2X_MSG_STATS, "stats_state - DISABLED\n"); | |
503 | ||
a2fbb9ea ET |
504 | BNX2X_ERR("begin crash dump -----------------\n"); |
505 | ||
506 | for_each_queue(bp, i) { | |
507 | struct bnx2x_fastpath *fp = &bp->fp[i]; | |
508 | struct eth_tx_db_data *hw_prods = fp->hw_tx_prods; | |
509 | ||
510 | BNX2X_ERR("queue[%d]: tx_pkt_prod(%x) tx_pkt_cons(%x)" | |
34f80b04 | 511 | " tx_bd_prod(%x) tx_bd_cons(%x) *tx_cons_sb(%x)\n", |
a2fbb9ea | 512 | i, fp->tx_pkt_prod, fp->tx_pkt_cons, fp->tx_bd_prod, |
34f80b04 | 513 | fp->tx_bd_cons, le16_to_cpu(*fp->tx_cons_sb)); |
66e855f3 YG |
514 | BNX2X_ERR(" rx_bd_prod(%x) rx_bd_cons(%x)" |
515 | " *rx_bd_cons_sb(%x) rx_comp_prod(%x)" | |
516 | " rx_comp_cons(%x) *rx_cons_sb(%x)\n", | |
517 | fp->rx_bd_prod, fp->rx_bd_cons, | |
518 | le16_to_cpu(*fp->rx_bd_cons_sb), fp->rx_comp_prod, | |
519 | fp->rx_comp_cons, le16_to_cpu(*fp->rx_cons_sb)); | |
520 | BNX2X_ERR(" rx_sge_prod(%x) last_max_sge(%x)" | |
521 | " fp_c_idx(%x) *sb_c_idx(%x) fp_u_idx(%x)" | |
522 | " *sb_u_idx(%x) bd data(%x,%x)\n", | |
523 | fp->rx_sge_prod, fp->last_max_sge, fp->fp_c_idx, | |
524 | fp->status_blk->c_status_block.status_block_index, | |
525 | fp->fp_u_idx, | |
526 | fp->status_blk->u_status_block.status_block_index, | |
527 | hw_prods->packets_prod, hw_prods->bds_prod); | |
a2fbb9ea ET |
528 | |
529 | start = TX_BD(le16_to_cpu(*fp->tx_cons_sb) - 10); | |
530 | end = TX_BD(le16_to_cpu(*fp->tx_cons_sb) + 245); | |
531 | for (j = start; j < end; j++) { | |
532 | struct sw_tx_bd *sw_bd = &fp->tx_buf_ring[j]; | |
533 | ||
534 | BNX2X_ERR("packet[%x]=[%p,%x]\n", j, | |
535 | sw_bd->skb, sw_bd->first_bd); | |
536 | } | |
537 | ||
538 | start = TX_BD(fp->tx_bd_cons - 10); | |
539 | end = TX_BD(fp->tx_bd_cons + 254); | |
540 | for (j = start; j < end; j++) { | |
541 | u32 *tx_bd = (u32 *)&fp->tx_desc_ring[j]; | |
542 | ||
543 | BNX2X_ERR("tx_bd[%x]=[%x:%x:%x:%x]\n", | |
544 | j, tx_bd[0], tx_bd[1], tx_bd[2], tx_bd[3]); | |
545 | } | |
546 | ||
547 | start = RX_BD(le16_to_cpu(*fp->rx_cons_sb) - 10); | |
548 | end = RX_BD(le16_to_cpu(*fp->rx_cons_sb) + 503); | |
549 | for (j = start; j < end; j++) { | |
550 | u32 *rx_bd = (u32 *)&fp->rx_desc_ring[j]; | |
551 | struct sw_rx_bd *sw_bd = &fp->rx_buf_ring[j]; | |
552 | ||
553 | BNX2X_ERR("rx_bd[%x]=[%x:%x] sw_bd=[%p]\n", | |
34f80b04 | 554 | j, rx_bd[1], rx_bd[0], sw_bd->skb); |
a2fbb9ea ET |
555 | } |
556 | ||
3196a88a EG |
557 | start = RX_SGE(fp->rx_sge_prod); |
558 | end = RX_SGE(fp->last_max_sge); | |
7a9b2557 VZ |
559 | for (j = start; j < end; j++) { |
560 | u32 *rx_sge = (u32 *)&fp->rx_sge_ring[j]; | |
561 | struct sw_rx_page *sw_page = &fp->rx_page_ring[j]; | |
562 | ||
563 | BNX2X_ERR("rx_sge[%x]=[%x:%x] sw_page=[%p]\n", | |
564 | j, rx_sge[1], rx_sge[0], sw_page->page); | |
565 | } | |
566 | ||
a2fbb9ea ET |
567 | start = RCQ_BD(fp->rx_comp_cons - 10); |
568 | end = RCQ_BD(fp->rx_comp_cons + 503); | |
569 | for (j = start; j < end; j++) { | |
570 | u32 *cqe = (u32 *)&fp->rx_comp_ring[j]; | |
571 | ||
572 | BNX2X_ERR("cqe[%x]=[%x:%x:%x:%x]\n", | |
573 | j, cqe[0], cqe[1], cqe[2], cqe[3]); | |
574 | } | |
575 | } | |
576 | ||
49d66772 ET |
577 | BNX2X_ERR("def_c_idx(%u) def_u_idx(%u) def_x_idx(%u)" |
578 | " def_t_idx(%u) def_att_idx(%u) attn_state(%u)" | |
a2fbb9ea | 579 | " spq_prod_idx(%u)\n", |
49d66772 | 580 | bp->def_c_idx, bp->def_u_idx, bp->def_x_idx, bp->def_t_idx, |
a2fbb9ea ET |
581 | bp->def_att_idx, bp->attn_state, bp->spq_prod_idx); |
582 | ||
34f80b04 | 583 | bnx2x_fw_dump(bp); |
a2fbb9ea ET |
584 | bnx2x_mc_assert(bp); |
585 | BNX2X_ERR("end crash dump -----------------\n"); | |
a2fbb9ea ET |
586 | } |
587 | ||
615f8fd9 | 588 | static void bnx2x_int_enable(struct bnx2x *bp) |
a2fbb9ea | 589 | { |
34f80b04 | 590 | int port = BP_PORT(bp); |
a2fbb9ea ET |
591 | u32 addr = port ? HC_REG_CONFIG_1 : HC_REG_CONFIG_0; |
592 | u32 val = REG_RD(bp, addr); | |
593 | int msix = (bp->flags & USING_MSIX_FLAG) ? 1 : 0; | |
594 | ||
595 | if (msix) { | |
596 | val &= ~HC_CONFIG_0_REG_SINGLE_ISR_EN_0; | |
597 | val |= (HC_CONFIG_0_REG_MSI_MSIX_INT_EN_0 | | |
598 | HC_CONFIG_0_REG_ATTN_BIT_EN_0); | |
599 | } else { | |
600 | val |= (HC_CONFIG_0_REG_SINGLE_ISR_EN_0 | | |
615f8fd9 | 601 | HC_CONFIG_0_REG_MSI_MSIX_INT_EN_0 | |
a2fbb9ea ET |
602 | HC_CONFIG_0_REG_INT_LINE_EN_0 | |
603 | HC_CONFIG_0_REG_ATTN_BIT_EN_0); | |
615f8fd9 | 604 | |
615f8fd9 ET |
605 | DP(NETIF_MSG_INTR, "write %x to HC %d (addr 0x%x) MSI-X %d\n", |
606 | val, port, addr, msix); | |
607 | ||
608 | REG_WR(bp, addr, val); | |
609 | ||
a2fbb9ea ET |
610 | val &= ~HC_CONFIG_0_REG_MSI_MSIX_INT_EN_0; |
611 | } | |
612 | ||
615f8fd9 | 613 | DP(NETIF_MSG_INTR, "write %x to HC %d (addr 0x%x) MSI-X %d\n", |
a2fbb9ea ET |
614 | val, port, addr, msix); |
615 | ||
616 | REG_WR(bp, addr, val); | |
34f80b04 EG |
617 | |
618 | if (CHIP_IS_E1H(bp)) { | |
619 | /* init leading/trailing edge */ | |
620 | if (IS_E1HMF(bp)) { | |
621 | val = (0xfe0f | (1 << (BP_E1HVN(bp) + 4))); | |
622 | if (bp->port.pmf) | |
623 | /* enable nig attention */ | |
624 | val |= 0x0100; | |
625 | } else | |
626 | val = 0xffff; | |
627 | ||
628 | REG_WR(bp, HC_REG_TRAILING_EDGE_0 + port*8, val); | |
629 | REG_WR(bp, HC_REG_LEADING_EDGE_0 + port*8, val); | |
630 | } | |
a2fbb9ea ET |
631 | } |
632 | ||
615f8fd9 | 633 | static void bnx2x_int_disable(struct bnx2x *bp) |
a2fbb9ea | 634 | { |
34f80b04 | 635 | int port = BP_PORT(bp); |
a2fbb9ea ET |
636 | u32 addr = port ? HC_REG_CONFIG_1 : HC_REG_CONFIG_0; |
637 | u32 val = REG_RD(bp, addr); | |
638 | ||
639 | val &= ~(HC_CONFIG_0_REG_SINGLE_ISR_EN_0 | | |
640 | HC_CONFIG_0_REG_MSI_MSIX_INT_EN_0 | | |
641 | HC_CONFIG_0_REG_INT_LINE_EN_0 | | |
642 | HC_CONFIG_0_REG_ATTN_BIT_EN_0); | |
643 | ||
644 | DP(NETIF_MSG_INTR, "write %x to HC %d (addr 0x%x)\n", | |
645 | val, port, addr); | |
646 | ||
647 | REG_WR(bp, addr, val); | |
648 | if (REG_RD(bp, addr) != val) | |
649 | BNX2X_ERR("BUG! proper val not read from IGU!\n"); | |
650 | } | |
651 | ||
f8ef6e44 | 652 | static void bnx2x_int_disable_sync(struct bnx2x *bp, int disable_hw) |
a2fbb9ea | 653 | { |
a2fbb9ea ET |
654 | int msix = (bp->flags & USING_MSIX_FLAG) ? 1 : 0; |
655 | int i; | |
656 | ||
34f80b04 | 657 | /* disable interrupt handling */ |
a2fbb9ea | 658 | atomic_inc(&bp->intr_sem); |
f8ef6e44 YG |
659 | if (disable_hw) |
660 | /* prevent the HW from sending interrupts */ | |
661 | bnx2x_int_disable(bp); | |
a2fbb9ea ET |
662 | |
663 | /* make sure all ISRs are done */ | |
664 | if (msix) { | |
665 | for_each_queue(bp, i) | |
666 | synchronize_irq(bp->msix_table[i].vector); | |
667 | ||
668 | /* one more for the Slow Path IRQ */ | |
669 | synchronize_irq(bp->msix_table[i].vector); | |
670 | } else | |
671 | synchronize_irq(bp->pdev->irq); | |
672 | ||
673 | /* make sure sp_task is not running */ | |
674 | cancel_work_sync(&bp->sp_task); | |
a2fbb9ea ET |
675 | } |
676 | ||
34f80b04 | 677 | /* fast path */ |
a2fbb9ea ET |
678 | |
679 | /* | |
34f80b04 | 680 | * General service functions |
a2fbb9ea ET |
681 | */ |
682 | ||
34f80b04 | 683 | static inline void bnx2x_ack_sb(struct bnx2x *bp, u8 sb_id, |
a2fbb9ea ET |
684 | u8 storm, u16 index, u8 op, u8 update) |
685 | { | |
5c862848 EG |
686 | u32 hc_addr = (HC_REG_COMMAND_REG + BP_PORT(bp)*32 + |
687 | COMMAND_REG_INT_ACK); | |
a2fbb9ea ET |
688 | struct igu_ack_register igu_ack; |
689 | ||
690 | igu_ack.status_block_index = index; | |
691 | igu_ack.sb_id_and_flags = | |
34f80b04 | 692 | ((sb_id << IGU_ACK_REGISTER_STATUS_BLOCK_ID_SHIFT) | |
a2fbb9ea ET |
693 | (storm << IGU_ACK_REGISTER_STORM_ID_SHIFT) | |
694 | (update << IGU_ACK_REGISTER_UPDATE_INDEX_SHIFT) | | |
695 | (op << IGU_ACK_REGISTER_INTERRUPT_MODE_SHIFT)); | |
696 | ||
5c862848 EG |
697 | DP(BNX2X_MSG_OFF, "write 0x%08x to HC addr 0x%x\n", |
698 | (*(u32 *)&igu_ack), hc_addr); | |
699 | REG_WR(bp, hc_addr, (*(u32 *)&igu_ack)); | |
a2fbb9ea ET |
700 | } |
701 | ||
702 | static inline u16 bnx2x_update_fpsb_idx(struct bnx2x_fastpath *fp) | |
703 | { | |
704 | struct host_status_block *fpsb = fp->status_blk; | |
705 | u16 rc = 0; | |
706 | ||
707 | barrier(); /* status block is written to by the chip */ | |
708 | if (fp->fp_c_idx != fpsb->c_status_block.status_block_index) { | |
709 | fp->fp_c_idx = fpsb->c_status_block.status_block_index; | |
710 | rc |= 1; | |
711 | } | |
712 | if (fp->fp_u_idx != fpsb->u_status_block.status_block_index) { | |
713 | fp->fp_u_idx = fpsb->u_status_block.status_block_index; | |
714 | rc |= 2; | |
715 | } | |
716 | return rc; | |
717 | } | |
718 | ||
a2fbb9ea ET |
719 | static u16 bnx2x_ack_int(struct bnx2x *bp) |
720 | { | |
5c862848 EG |
721 | u32 hc_addr = (HC_REG_COMMAND_REG + BP_PORT(bp)*32 + |
722 | COMMAND_REG_SIMD_MASK); | |
723 | u32 result = REG_RD(bp, hc_addr); | |
a2fbb9ea | 724 | |
5c862848 EG |
725 | DP(BNX2X_MSG_OFF, "read 0x%08x from HC addr 0x%x\n", |
726 | result, hc_addr); | |
a2fbb9ea | 727 | |
a2fbb9ea ET |
728 | return result; |
729 | } | |
730 | ||
731 | ||
732 | /* | |
733 | * fast path service functions | |
734 | */ | |
735 | ||
736 | /* free skb in the packet ring at pos idx | |
737 | * return idx of last bd freed | |
738 | */ | |
739 | static u16 bnx2x_free_tx_pkt(struct bnx2x *bp, struct bnx2x_fastpath *fp, | |
740 | u16 idx) | |
741 | { | |
742 | struct sw_tx_bd *tx_buf = &fp->tx_buf_ring[idx]; | |
743 | struct eth_tx_bd *tx_bd; | |
744 | struct sk_buff *skb = tx_buf->skb; | |
34f80b04 | 745 | u16 bd_idx = TX_BD(tx_buf->first_bd), new_cons; |
a2fbb9ea ET |
746 | int nbd; |
747 | ||
748 | DP(BNX2X_MSG_OFF, "pkt_idx %d buff @(%p)->skb %p\n", | |
749 | idx, tx_buf, skb); | |
750 | ||
751 | /* unmap first bd */ | |
752 | DP(BNX2X_MSG_OFF, "free bd_idx %d\n", bd_idx); | |
753 | tx_bd = &fp->tx_desc_ring[bd_idx]; | |
754 | pci_unmap_single(bp->pdev, BD_UNMAP_ADDR(tx_bd), | |
755 | BD_UNMAP_LEN(tx_bd), PCI_DMA_TODEVICE); | |
756 | ||
757 | nbd = le16_to_cpu(tx_bd->nbd) - 1; | |
34f80b04 | 758 | new_cons = nbd + tx_buf->first_bd; |
a2fbb9ea ET |
759 | #ifdef BNX2X_STOP_ON_ERROR |
760 | if (nbd > (MAX_SKB_FRAGS + 2)) { | |
34f80b04 | 761 | BNX2X_ERR("BAD nbd!\n"); |
a2fbb9ea ET |
762 | bnx2x_panic(); |
763 | } | |
764 | #endif | |
765 | ||
766 | /* Skip a parse bd and the TSO split header bd | |
767 | since they have no mapping */ | |
768 | if (nbd) | |
769 | bd_idx = TX_BD(NEXT_TX_IDX(bd_idx)); | |
770 | ||
771 | if (tx_bd->bd_flags.as_bitfield & (ETH_TX_BD_FLAGS_IP_CSUM | | |
772 | ETH_TX_BD_FLAGS_TCP_CSUM | | |
773 | ETH_TX_BD_FLAGS_SW_LSO)) { | |
774 | if (--nbd) | |
775 | bd_idx = TX_BD(NEXT_TX_IDX(bd_idx)); | |
776 | tx_bd = &fp->tx_desc_ring[bd_idx]; | |
777 | /* is this a TSO split header bd? */ | |
778 | if (tx_bd->bd_flags.as_bitfield & ETH_TX_BD_FLAGS_SW_LSO) { | |
779 | if (--nbd) | |
780 | bd_idx = TX_BD(NEXT_TX_IDX(bd_idx)); | |
781 | } | |
782 | } | |
783 | ||
784 | /* now free frags */ | |
785 | while (nbd > 0) { | |
786 | ||
787 | DP(BNX2X_MSG_OFF, "free frag bd_idx %d\n", bd_idx); | |
788 | tx_bd = &fp->tx_desc_ring[bd_idx]; | |
789 | pci_unmap_page(bp->pdev, BD_UNMAP_ADDR(tx_bd), | |
790 | BD_UNMAP_LEN(tx_bd), PCI_DMA_TODEVICE); | |
791 | if (--nbd) | |
792 | bd_idx = TX_BD(NEXT_TX_IDX(bd_idx)); | |
793 | } | |
794 | ||
795 | /* release skb */ | |
53e5e96e | 796 | WARN_ON(!skb); |
a2fbb9ea ET |
797 | dev_kfree_skb(skb); |
798 | tx_buf->first_bd = 0; | |
799 | tx_buf->skb = NULL; | |
800 | ||
34f80b04 | 801 | return new_cons; |
a2fbb9ea ET |
802 | } |
803 | ||
34f80b04 | 804 | static inline u16 bnx2x_tx_avail(struct bnx2x_fastpath *fp) |
a2fbb9ea | 805 | { |
34f80b04 EG |
806 | s16 used; |
807 | u16 prod; | |
808 | u16 cons; | |
a2fbb9ea | 809 | |
34f80b04 | 810 | barrier(); /* Tell compiler that prod and cons can change */ |
a2fbb9ea ET |
811 | prod = fp->tx_bd_prod; |
812 | cons = fp->tx_bd_cons; | |
813 | ||
34f80b04 EG |
814 | /* NUM_TX_RINGS = number of "next-page" entries |
815 | It will be used as a threshold */ | |
816 | used = SUB_S16(prod, cons) + (s16)NUM_TX_RINGS; | |
a2fbb9ea | 817 | |
34f80b04 | 818 | #ifdef BNX2X_STOP_ON_ERROR |
53e5e96e IJ |
819 | WARN_ON(used < 0); |
820 | WARN_ON(used > fp->bp->tx_ring_size); | |
821 | WARN_ON((fp->bp->tx_ring_size - used) > MAX_TX_AVAIL); | |
34f80b04 | 822 | #endif |
a2fbb9ea | 823 | |
34f80b04 | 824 | return (s16)(fp->bp->tx_ring_size) - used; |
a2fbb9ea ET |
825 | } |
826 | ||
827 | static void bnx2x_tx_int(struct bnx2x_fastpath *fp, int work) | |
828 | { | |
829 | struct bnx2x *bp = fp->bp; | |
830 | u16 hw_cons, sw_cons, bd_cons = fp->tx_bd_cons; | |
831 | int done = 0; | |
832 | ||
833 | #ifdef BNX2X_STOP_ON_ERROR | |
834 | if (unlikely(bp->panic)) | |
835 | return; | |
836 | #endif | |
837 | ||
838 | hw_cons = le16_to_cpu(*fp->tx_cons_sb); | |
839 | sw_cons = fp->tx_pkt_cons; | |
840 | ||
841 | while (sw_cons != hw_cons) { | |
842 | u16 pkt_cons; | |
843 | ||
844 | pkt_cons = TX_BD(sw_cons); | |
845 | ||
846 | /* prefetch(bp->tx_buf_ring[pkt_cons].skb); */ | |
847 | ||
34f80b04 | 848 | DP(NETIF_MSG_TX_DONE, "hw_cons %u sw_cons %u pkt_cons %u\n", |
a2fbb9ea ET |
849 | hw_cons, sw_cons, pkt_cons); |
850 | ||
34f80b04 | 851 | /* if (NEXT_TX_IDX(sw_cons) != hw_cons) { |
a2fbb9ea ET |
852 | rmb(); |
853 | prefetch(fp->tx_buf_ring[NEXT_TX_IDX(sw_cons)].skb); | |
854 | } | |
855 | */ | |
856 | bd_cons = bnx2x_free_tx_pkt(bp, fp, pkt_cons); | |
857 | sw_cons++; | |
858 | done++; | |
859 | ||
860 | if (done == work) | |
861 | break; | |
862 | } | |
863 | ||
864 | fp->tx_pkt_cons = sw_cons; | |
865 | fp->tx_bd_cons = bd_cons; | |
866 | ||
867 | /* Need to make the tx_cons update visible to start_xmit() | |
868 | * before checking for netif_queue_stopped(). Without the | |
869 | * memory barrier, there is a small possibility that start_xmit() | |
870 | * will miss it and cause the queue to be stopped forever. | |
871 | */ | |
872 | smp_mb(); | |
873 | ||
874 | /* TBD need a thresh? */ | |
875 | if (unlikely(netif_queue_stopped(bp->dev))) { | |
876 | ||
877 | netif_tx_lock(bp->dev); | |
878 | ||
879 | if (netif_queue_stopped(bp->dev) && | |
da5a662a | 880 | (bp->state == BNX2X_STATE_OPEN) && |
a2fbb9ea ET |
881 | (bnx2x_tx_avail(fp) >= MAX_SKB_FRAGS + 3)) |
882 | netif_wake_queue(bp->dev); | |
883 | ||
884 | netif_tx_unlock(bp->dev); | |
a2fbb9ea ET |
885 | } |
886 | } | |
887 | ||
3196a88a | 888 | |
a2fbb9ea ET |
889 | static void bnx2x_sp_event(struct bnx2x_fastpath *fp, |
890 | union eth_rx_cqe *rr_cqe) | |
891 | { | |
892 | struct bnx2x *bp = fp->bp; | |
893 | int cid = SW_CID(rr_cqe->ramrod_cqe.conn_and_cmd_data); | |
894 | int command = CQE_CMD(rr_cqe->ramrod_cqe.conn_and_cmd_data); | |
895 | ||
34f80b04 | 896 | DP(BNX2X_MSG_SP, |
a2fbb9ea | 897 | "fp %d cid %d got ramrod #%d state is %x type is %d\n", |
34f80b04 EG |
898 | FP_IDX(fp), cid, command, bp->state, |
899 | rr_cqe->ramrod_cqe.ramrod_type); | |
a2fbb9ea ET |
900 | |
901 | bp->spq_left++; | |
902 | ||
34f80b04 | 903 | if (FP_IDX(fp)) { |
a2fbb9ea ET |
904 | switch (command | fp->state) { |
905 | case (RAMROD_CMD_ID_ETH_CLIENT_SETUP | | |
906 | BNX2X_FP_STATE_OPENING): | |
907 | DP(NETIF_MSG_IFUP, "got MULTI[%d] setup ramrod\n", | |
908 | cid); | |
909 | fp->state = BNX2X_FP_STATE_OPEN; | |
910 | break; | |
911 | ||
912 | case (RAMROD_CMD_ID_ETH_HALT | BNX2X_FP_STATE_HALTING): | |
913 | DP(NETIF_MSG_IFDOWN, "got MULTI[%d] halt ramrod\n", | |
914 | cid); | |
915 | fp->state = BNX2X_FP_STATE_HALTED; | |
916 | break; | |
917 | ||
918 | default: | |
34f80b04 EG |
919 | BNX2X_ERR("unexpected MC reply (%d) " |
920 | "fp->state is %x\n", command, fp->state); | |
921 | break; | |
a2fbb9ea | 922 | } |
34f80b04 | 923 | mb(); /* force bnx2x_wait_ramrod() to see the change */ |
a2fbb9ea ET |
924 | return; |
925 | } | |
c14423fe | 926 | |
a2fbb9ea ET |
927 | switch (command | bp->state) { |
928 | case (RAMROD_CMD_ID_ETH_PORT_SETUP | BNX2X_STATE_OPENING_WAIT4_PORT): | |
929 | DP(NETIF_MSG_IFUP, "got setup ramrod\n"); | |
930 | bp->state = BNX2X_STATE_OPEN; | |
931 | break; | |
932 | ||
933 | case (RAMROD_CMD_ID_ETH_HALT | BNX2X_STATE_CLOSING_WAIT4_HALT): | |
934 | DP(NETIF_MSG_IFDOWN, "got halt ramrod\n"); | |
935 | bp->state = BNX2X_STATE_CLOSING_WAIT4_DELETE; | |
936 | fp->state = BNX2X_FP_STATE_HALTED; | |
937 | break; | |
938 | ||
a2fbb9ea | 939 | case (RAMROD_CMD_ID_ETH_CFC_DEL | BNX2X_STATE_CLOSING_WAIT4_HALT): |
34f80b04 | 940 | DP(NETIF_MSG_IFDOWN, "got delete ramrod for MULTI[%d]\n", cid); |
49d66772 | 941 | bnx2x_fp(bp, cid, state) = BNX2X_FP_STATE_CLOSED; |
a2fbb9ea ET |
942 | break; |
943 | ||
3196a88a | 944 | |
a2fbb9ea | 945 | case (RAMROD_CMD_ID_ETH_SET_MAC | BNX2X_STATE_OPEN): |
34f80b04 | 946 | case (RAMROD_CMD_ID_ETH_SET_MAC | BNX2X_STATE_DIAG): |
a2fbb9ea | 947 | DP(NETIF_MSG_IFUP, "got set mac ramrod\n"); |
bb2a0f7a | 948 | bp->set_mac_pending = 0; |
a2fbb9ea ET |
949 | break; |
950 | ||
49d66772 | 951 | case (RAMROD_CMD_ID_ETH_SET_MAC | BNX2X_STATE_CLOSING_WAIT4_HALT): |
34f80b04 | 952 | DP(NETIF_MSG_IFDOWN, "got (un)set mac ramrod\n"); |
49d66772 ET |
953 | break; |
954 | ||
a2fbb9ea | 955 | default: |
34f80b04 | 956 | BNX2X_ERR("unexpected MC reply (%d) bp->state is %x\n", |
a2fbb9ea | 957 | command, bp->state); |
34f80b04 | 958 | break; |
a2fbb9ea | 959 | } |
34f80b04 | 960 | mb(); /* force bnx2x_wait_ramrod() to see the change */ |
a2fbb9ea ET |
961 | } |
962 | ||
7a9b2557 VZ |
963 | static inline void bnx2x_free_rx_sge(struct bnx2x *bp, |
964 | struct bnx2x_fastpath *fp, u16 index) | |
965 | { | |
966 | struct sw_rx_page *sw_buf = &fp->rx_page_ring[index]; | |
967 | struct page *page = sw_buf->page; | |
968 | struct eth_rx_sge *sge = &fp->rx_sge_ring[index]; | |
969 | ||
970 | /* Skip "next page" elements */ | |
971 | if (!page) | |
972 | return; | |
973 | ||
974 | pci_unmap_page(bp->pdev, pci_unmap_addr(sw_buf, mapping), | |
975 | BCM_PAGE_SIZE*PAGES_PER_SGE, PCI_DMA_FROMDEVICE); | |
976 | __free_pages(page, PAGES_PER_SGE_SHIFT); | |
977 | ||
978 | sw_buf->page = NULL; | |
979 | sge->addr_hi = 0; | |
980 | sge->addr_lo = 0; | |
981 | } | |
982 | ||
983 | static inline void bnx2x_free_rx_sge_range(struct bnx2x *bp, | |
984 | struct bnx2x_fastpath *fp, int last) | |
985 | { | |
986 | int i; | |
987 | ||
988 | for (i = 0; i < last; i++) | |
989 | bnx2x_free_rx_sge(bp, fp, i); | |
990 | } | |
991 | ||
992 | static inline int bnx2x_alloc_rx_sge(struct bnx2x *bp, | |
993 | struct bnx2x_fastpath *fp, u16 index) | |
994 | { | |
995 | struct page *page = alloc_pages(GFP_ATOMIC, PAGES_PER_SGE_SHIFT); | |
996 | struct sw_rx_page *sw_buf = &fp->rx_page_ring[index]; | |
997 | struct eth_rx_sge *sge = &fp->rx_sge_ring[index]; | |
998 | dma_addr_t mapping; | |
999 | ||
1000 | if (unlikely(page == NULL)) | |
1001 | return -ENOMEM; | |
1002 | ||
1003 | mapping = pci_map_page(bp->pdev, page, 0, BCM_PAGE_SIZE*PAGES_PER_SGE, | |
1004 | PCI_DMA_FROMDEVICE); | |
8d8bb39b | 1005 | if (unlikely(dma_mapping_error(&bp->pdev->dev, mapping))) { |
7a9b2557 VZ |
1006 | __free_pages(page, PAGES_PER_SGE_SHIFT); |
1007 | return -ENOMEM; | |
1008 | } | |
1009 | ||
1010 | sw_buf->page = page; | |
1011 | pci_unmap_addr_set(sw_buf, mapping, mapping); | |
1012 | ||
1013 | sge->addr_hi = cpu_to_le32(U64_HI(mapping)); | |
1014 | sge->addr_lo = cpu_to_le32(U64_LO(mapping)); | |
1015 | ||
1016 | return 0; | |
1017 | } | |
1018 | ||
a2fbb9ea ET |
1019 | static inline int bnx2x_alloc_rx_skb(struct bnx2x *bp, |
1020 | struct bnx2x_fastpath *fp, u16 index) | |
1021 | { | |
1022 | struct sk_buff *skb; | |
1023 | struct sw_rx_bd *rx_buf = &fp->rx_buf_ring[index]; | |
1024 | struct eth_rx_bd *rx_bd = &fp->rx_desc_ring[index]; | |
1025 | dma_addr_t mapping; | |
1026 | ||
1027 | skb = netdev_alloc_skb(bp->dev, bp->rx_buf_size); | |
1028 | if (unlikely(skb == NULL)) | |
1029 | return -ENOMEM; | |
1030 | ||
437cf2f1 | 1031 | mapping = pci_map_single(bp->pdev, skb->data, bp->rx_buf_size, |
a2fbb9ea | 1032 | PCI_DMA_FROMDEVICE); |
8d8bb39b | 1033 | if (unlikely(dma_mapping_error(&bp->pdev->dev, mapping))) { |
a2fbb9ea ET |
1034 | dev_kfree_skb(skb); |
1035 | return -ENOMEM; | |
1036 | } | |
1037 | ||
1038 | rx_buf->skb = skb; | |
1039 | pci_unmap_addr_set(rx_buf, mapping, mapping); | |
1040 | ||
1041 | rx_bd->addr_hi = cpu_to_le32(U64_HI(mapping)); | |
1042 | rx_bd->addr_lo = cpu_to_le32(U64_LO(mapping)); | |
1043 | ||
1044 | return 0; | |
1045 | } | |
1046 | ||
1047 | /* note that we are not allocating a new skb, | |
1048 | * we are just moving one from cons to prod | |
1049 | * we are not creating a new mapping, | |
1050 | * so there is no need to check for dma_mapping_error(). | |
1051 | */ | |
1052 | static void bnx2x_reuse_rx_skb(struct bnx2x_fastpath *fp, | |
1053 | struct sk_buff *skb, u16 cons, u16 prod) | |
1054 | { | |
1055 | struct bnx2x *bp = fp->bp; | |
1056 | struct sw_rx_bd *cons_rx_buf = &fp->rx_buf_ring[cons]; | |
1057 | struct sw_rx_bd *prod_rx_buf = &fp->rx_buf_ring[prod]; | |
1058 | struct eth_rx_bd *cons_bd = &fp->rx_desc_ring[cons]; | |
1059 | struct eth_rx_bd *prod_bd = &fp->rx_desc_ring[prod]; | |
1060 | ||
1061 | pci_dma_sync_single_for_device(bp->pdev, | |
1062 | pci_unmap_addr(cons_rx_buf, mapping), | |
1063 | bp->rx_offset + RX_COPY_THRESH, | |
1064 | PCI_DMA_FROMDEVICE); | |
1065 | ||
1066 | prod_rx_buf->skb = cons_rx_buf->skb; | |
1067 | pci_unmap_addr_set(prod_rx_buf, mapping, | |
1068 | pci_unmap_addr(cons_rx_buf, mapping)); | |
1069 | *prod_bd = *cons_bd; | |
1070 | } | |
1071 | ||
7a9b2557 VZ |
1072 | static inline void bnx2x_update_last_max_sge(struct bnx2x_fastpath *fp, |
1073 | u16 idx) | |
1074 | { | |
1075 | u16 last_max = fp->last_max_sge; | |
1076 | ||
1077 | if (SUB_S16(idx, last_max) > 0) | |
1078 | fp->last_max_sge = idx; | |
1079 | } | |
1080 | ||
1081 | static void bnx2x_clear_sge_mask_next_elems(struct bnx2x_fastpath *fp) | |
1082 | { | |
1083 | int i, j; | |
1084 | ||
1085 | for (i = 1; i <= NUM_RX_SGE_PAGES; i++) { | |
1086 | int idx = RX_SGE_CNT * i - 1; | |
1087 | ||
1088 | for (j = 0; j < 2; j++) { | |
1089 | SGE_MASK_CLEAR_BIT(fp, idx); | |
1090 | idx--; | |
1091 | } | |
1092 | } | |
1093 | } | |
1094 | ||
1095 | static void bnx2x_update_sge_prod(struct bnx2x_fastpath *fp, | |
1096 | struct eth_fast_path_rx_cqe *fp_cqe) | |
1097 | { | |
1098 | struct bnx2x *bp = fp->bp; | |
1099 | u16 sge_len = BCM_PAGE_ALIGN(le16_to_cpu(fp_cqe->pkt_len) - | |
1100 | le16_to_cpu(fp_cqe->len_on_bd)) >> | |
1101 | BCM_PAGE_SHIFT; | |
1102 | u16 last_max, last_elem, first_elem; | |
1103 | u16 delta = 0; | |
1104 | u16 i; | |
1105 | ||
1106 | if (!sge_len) | |
1107 | return; | |
1108 | ||
1109 | /* First mark all used pages */ | |
1110 | for (i = 0; i < sge_len; i++) | |
1111 | SGE_MASK_CLEAR_BIT(fp, RX_SGE(le16_to_cpu(fp_cqe->sgl[i]))); | |
1112 | ||
1113 | DP(NETIF_MSG_RX_STATUS, "fp_cqe->sgl[%d] = %d\n", | |
1114 | sge_len - 1, le16_to_cpu(fp_cqe->sgl[sge_len - 1])); | |
1115 | ||
1116 | /* Here we assume that the last SGE index is the biggest */ | |
1117 | prefetch((void *)(fp->sge_mask)); | |
1118 | bnx2x_update_last_max_sge(fp, le16_to_cpu(fp_cqe->sgl[sge_len - 1])); | |
1119 | ||
1120 | last_max = RX_SGE(fp->last_max_sge); | |
1121 | last_elem = last_max >> RX_SGE_MASK_ELEM_SHIFT; | |
1122 | first_elem = RX_SGE(fp->rx_sge_prod) >> RX_SGE_MASK_ELEM_SHIFT; | |
1123 | ||
1124 | /* If ring is not full */ | |
1125 | if (last_elem + 1 != first_elem) | |
1126 | last_elem++; | |
1127 | ||
1128 | /* Now update the prod */ | |
1129 | for (i = first_elem; i != last_elem; i = NEXT_SGE_MASK_ELEM(i)) { | |
1130 | if (likely(fp->sge_mask[i])) | |
1131 | break; | |
1132 | ||
1133 | fp->sge_mask[i] = RX_SGE_MASK_ELEM_ONE_MASK; | |
1134 | delta += RX_SGE_MASK_ELEM_SZ; | |
1135 | } | |
1136 | ||
1137 | if (delta > 0) { | |
1138 | fp->rx_sge_prod += delta; | |
1139 | /* clear page-end entries */ | |
1140 | bnx2x_clear_sge_mask_next_elems(fp); | |
1141 | } | |
1142 | ||
1143 | DP(NETIF_MSG_RX_STATUS, | |
1144 | "fp->last_max_sge = %d fp->rx_sge_prod = %d\n", | |
1145 | fp->last_max_sge, fp->rx_sge_prod); | |
1146 | } | |
1147 | ||
1148 | static inline void bnx2x_init_sge_ring_bit_mask(struct bnx2x_fastpath *fp) | |
1149 | { | |
1150 | /* Set the mask to all 1-s: it's faster to compare to 0 than to 0xf-s */ | |
1151 | memset(fp->sge_mask, 0xff, | |
1152 | (NUM_RX_SGE >> RX_SGE_MASK_ELEM_SHIFT)*sizeof(u64)); | |
1153 | ||
33471629 EG |
1154 | /* Clear the two last indices in the page to 1: |
1155 | these are the indices that correspond to the "next" element, | |
7a9b2557 VZ |
1156 | hence will never be indicated and should be removed from |
1157 | the calculations. */ | |
1158 | bnx2x_clear_sge_mask_next_elems(fp); | |
1159 | } | |
1160 | ||
1161 | static void bnx2x_tpa_start(struct bnx2x_fastpath *fp, u16 queue, | |
1162 | struct sk_buff *skb, u16 cons, u16 prod) | |
1163 | { | |
1164 | struct bnx2x *bp = fp->bp; | |
1165 | struct sw_rx_bd *cons_rx_buf = &fp->rx_buf_ring[cons]; | |
1166 | struct sw_rx_bd *prod_rx_buf = &fp->rx_buf_ring[prod]; | |
1167 | struct eth_rx_bd *prod_bd = &fp->rx_desc_ring[prod]; | |
1168 | dma_addr_t mapping; | |
1169 | ||
1170 | /* move empty skb from pool to prod and map it */ | |
1171 | prod_rx_buf->skb = fp->tpa_pool[queue].skb; | |
1172 | mapping = pci_map_single(bp->pdev, fp->tpa_pool[queue].skb->data, | |
437cf2f1 | 1173 | bp->rx_buf_size, PCI_DMA_FROMDEVICE); |
7a9b2557 VZ |
1174 | pci_unmap_addr_set(prod_rx_buf, mapping, mapping); |
1175 | ||
1176 | /* move partial skb from cons to pool (don't unmap yet) */ | |
1177 | fp->tpa_pool[queue] = *cons_rx_buf; | |
1178 | ||
1179 | /* mark bin state as start - print error if current state != stop */ | |
1180 | if (fp->tpa_state[queue] != BNX2X_TPA_STOP) | |
1181 | BNX2X_ERR("start of bin not in stop [%d]\n", queue); | |
1182 | ||
1183 | fp->tpa_state[queue] = BNX2X_TPA_START; | |
1184 | ||
1185 | /* point prod_bd to new skb */ | |
1186 | prod_bd->addr_hi = cpu_to_le32(U64_HI(mapping)); | |
1187 | prod_bd->addr_lo = cpu_to_le32(U64_LO(mapping)); | |
1188 | ||
1189 | #ifdef BNX2X_STOP_ON_ERROR | |
1190 | fp->tpa_queue_used |= (1 << queue); | |
1191 | #ifdef __powerpc64__ | |
1192 | DP(NETIF_MSG_RX_STATUS, "fp->tpa_queue_used = 0x%lx\n", | |
1193 | #else | |
1194 | DP(NETIF_MSG_RX_STATUS, "fp->tpa_queue_used = 0x%llx\n", | |
1195 | #endif | |
1196 | fp->tpa_queue_used); | |
1197 | #endif | |
1198 | } | |
1199 | ||
1200 | static int bnx2x_fill_frag_skb(struct bnx2x *bp, struct bnx2x_fastpath *fp, | |
1201 | struct sk_buff *skb, | |
1202 | struct eth_fast_path_rx_cqe *fp_cqe, | |
1203 | u16 cqe_idx) | |
1204 | { | |
1205 | struct sw_rx_page *rx_pg, old_rx_pg; | |
1206 | struct page *sge; | |
1207 | u16 len_on_bd = le16_to_cpu(fp_cqe->len_on_bd); | |
1208 | u32 i, frag_len, frag_size, pages; | |
1209 | int err; | |
1210 | int j; | |
1211 | ||
1212 | frag_size = le16_to_cpu(fp_cqe->pkt_len) - len_on_bd; | |
1213 | pages = BCM_PAGE_ALIGN(frag_size) >> BCM_PAGE_SHIFT; | |
1214 | ||
1215 | /* This is needed in order to enable forwarding support */ | |
1216 | if (frag_size) | |
1217 | skb_shinfo(skb)->gso_size = min((u32)BCM_PAGE_SIZE, | |
1218 | max(frag_size, (u32)len_on_bd)); | |
1219 | ||
1220 | #ifdef BNX2X_STOP_ON_ERROR | |
1221 | if (pages > 8*PAGES_PER_SGE) { | |
1222 | BNX2X_ERR("SGL length is too long: %d. CQE index is %d\n", | |
1223 | pages, cqe_idx); | |
1224 | BNX2X_ERR("fp_cqe->pkt_len = %d fp_cqe->len_on_bd = %d\n", | |
1225 | fp_cqe->pkt_len, len_on_bd); | |
1226 | bnx2x_panic(); | |
1227 | return -EINVAL; | |
1228 | } | |
1229 | #endif | |
1230 | ||
1231 | /* Run through the SGL and compose the fragmented skb */ | |
1232 | for (i = 0, j = 0; i < pages; i += PAGES_PER_SGE, j++) { | |
1233 | u16 sge_idx = RX_SGE(le16_to_cpu(fp_cqe->sgl[j])); | |
1234 | ||
1235 | /* FW gives the indices of the SGE as if the ring is an array | |
1236 | (meaning that "next" element will consume 2 indices) */ | |
1237 | frag_len = min(frag_size, (u32)(BCM_PAGE_SIZE*PAGES_PER_SGE)); | |
1238 | rx_pg = &fp->rx_page_ring[sge_idx]; | |
1239 | sge = rx_pg->page; | |
1240 | old_rx_pg = *rx_pg; | |
1241 | ||
1242 | /* If we fail to allocate a substitute page, we simply stop | |
1243 | where we are and drop the whole packet */ | |
1244 | err = bnx2x_alloc_rx_sge(bp, fp, sge_idx); | |
1245 | if (unlikely(err)) { | |
66e855f3 | 1246 | bp->eth_stats.rx_skb_alloc_failed++; |
7a9b2557 VZ |
1247 | return err; |
1248 | } | |
1249 | ||
1250 | /* Unmap the page as we r going to pass it to the stack */ | |
1251 | pci_unmap_page(bp->pdev, pci_unmap_addr(&old_rx_pg, mapping), | |
1252 | BCM_PAGE_SIZE*PAGES_PER_SGE, PCI_DMA_FROMDEVICE); | |
1253 | ||
1254 | /* Add one frag and update the appropriate fields in the skb */ | |
1255 | skb_fill_page_desc(skb, j, old_rx_pg.page, 0, frag_len); | |
1256 | ||
1257 | skb->data_len += frag_len; | |
1258 | skb->truesize += frag_len; | |
1259 | skb->len += frag_len; | |
1260 | ||
1261 | frag_size -= frag_len; | |
1262 | } | |
1263 | ||
1264 | return 0; | |
1265 | } | |
1266 | ||
1267 | static void bnx2x_tpa_stop(struct bnx2x *bp, struct bnx2x_fastpath *fp, | |
1268 | u16 queue, int pad, int len, union eth_rx_cqe *cqe, | |
1269 | u16 cqe_idx) | |
1270 | { | |
1271 | struct sw_rx_bd *rx_buf = &fp->tpa_pool[queue]; | |
1272 | struct sk_buff *skb = rx_buf->skb; | |
1273 | /* alloc new skb */ | |
1274 | struct sk_buff *new_skb = netdev_alloc_skb(bp->dev, bp->rx_buf_size); | |
1275 | ||
1276 | /* Unmap skb in the pool anyway, as we are going to change | |
1277 | pool entry status to BNX2X_TPA_STOP even if new skb allocation | |
1278 | fails. */ | |
1279 | pci_unmap_single(bp->pdev, pci_unmap_addr(rx_buf, mapping), | |
437cf2f1 | 1280 | bp->rx_buf_size, PCI_DMA_FROMDEVICE); |
7a9b2557 | 1281 | |
7a9b2557 | 1282 | if (likely(new_skb)) { |
66e855f3 YG |
1283 | /* fix ip xsum and give it to the stack */ |
1284 | /* (no need to map the new skb) */ | |
7a9b2557 VZ |
1285 | |
1286 | prefetch(skb); | |
1287 | prefetch(((char *)(skb)) + 128); | |
1288 | ||
7a9b2557 VZ |
1289 | #ifdef BNX2X_STOP_ON_ERROR |
1290 | if (pad + len > bp->rx_buf_size) { | |
1291 | BNX2X_ERR("skb_put is about to fail... " | |
1292 | "pad %d len %d rx_buf_size %d\n", | |
1293 | pad, len, bp->rx_buf_size); | |
1294 | bnx2x_panic(); | |
1295 | return; | |
1296 | } | |
1297 | #endif | |
1298 | ||
1299 | skb_reserve(skb, pad); | |
1300 | skb_put(skb, len); | |
1301 | ||
1302 | skb->protocol = eth_type_trans(skb, bp->dev); | |
1303 | skb->ip_summed = CHECKSUM_UNNECESSARY; | |
1304 | ||
1305 | { | |
1306 | struct iphdr *iph; | |
1307 | ||
1308 | iph = (struct iphdr *)skb->data; | |
1309 | iph->check = 0; | |
1310 | iph->check = ip_fast_csum((u8 *)iph, iph->ihl); | |
1311 | } | |
1312 | ||
1313 | if (!bnx2x_fill_frag_skb(bp, fp, skb, | |
1314 | &cqe->fast_path_cqe, cqe_idx)) { | |
1315 | #ifdef BCM_VLAN | |
1316 | if ((bp->vlgrp != NULL) && | |
1317 | (le16_to_cpu(cqe->fast_path_cqe.pars_flags.flags) & | |
1318 | PARSING_FLAGS_VLAN)) | |
1319 | vlan_hwaccel_receive_skb(skb, bp->vlgrp, | |
1320 | le16_to_cpu(cqe->fast_path_cqe. | |
1321 | vlan_tag)); | |
1322 | else | |
1323 | #endif | |
1324 | netif_receive_skb(skb); | |
1325 | } else { | |
1326 | DP(NETIF_MSG_RX_STATUS, "Failed to allocate new pages" | |
1327 | " - dropping packet!\n"); | |
1328 | dev_kfree_skb(skb); | |
1329 | } | |
1330 | ||
7a9b2557 VZ |
1331 | |
1332 | /* put new skb in bin */ | |
1333 | fp->tpa_pool[queue].skb = new_skb; | |
1334 | ||
1335 | } else { | |
66e855f3 | 1336 | /* else drop the packet and keep the buffer in the bin */ |
7a9b2557 VZ |
1337 | DP(NETIF_MSG_RX_STATUS, |
1338 | "Failed to allocate new skb - dropping packet!\n"); | |
66e855f3 | 1339 | bp->eth_stats.rx_skb_alloc_failed++; |
7a9b2557 VZ |
1340 | } |
1341 | ||
1342 | fp->tpa_state[queue] = BNX2X_TPA_STOP; | |
1343 | } | |
1344 | ||
1345 | static inline void bnx2x_update_rx_prod(struct bnx2x *bp, | |
1346 | struct bnx2x_fastpath *fp, | |
1347 | u16 bd_prod, u16 rx_comp_prod, | |
1348 | u16 rx_sge_prod) | |
1349 | { | |
1350 | struct tstorm_eth_rx_producers rx_prods = {0}; | |
1351 | int i; | |
1352 | ||
1353 | /* Update producers */ | |
1354 | rx_prods.bd_prod = bd_prod; | |
1355 | rx_prods.cqe_prod = rx_comp_prod; | |
1356 | rx_prods.sge_prod = rx_sge_prod; | |
1357 | ||
1358 | for (i = 0; i < sizeof(struct tstorm_eth_rx_producers)/4; i++) | |
1359 | REG_WR(bp, BAR_TSTRORM_INTMEM + | |
1360 | TSTORM_RX_PRODS_OFFSET(BP_PORT(bp), FP_CL_ID(fp)) + i*4, | |
1361 | ((u32 *)&rx_prods)[i]); | |
1362 | ||
1363 | DP(NETIF_MSG_RX_STATUS, | |
1364 | "Wrote: bd_prod %u cqe_prod %u sge_prod %u\n", | |
1365 | bd_prod, rx_comp_prod, rx_sge_prod); | |
1366 | } | |
1367 | ||
a2fbb9ea ET |
1368 | static int bnx2x_rx_int(struct bnx2x_fastpath *fp, int budget) |
1369 | { | |
1370 | struct bnx2x *bp = fp->bp; | |
34f80b04 | 1371 | u16 bd_cons, bd_prod, bd_prod_fw, comp_ring_cons; |
a2fbb9ea ET |
1372 | u16 hw_comp_cons, sw_comp_cons, sw_comp_prod; |
1373 | int rx_pkt = 0; | |
1374 | ||
1375 | #ifdef BNX2X_STOP_ON_ERROR | |
1376 | if (unlikely(bp->panic)) | |
1377 | return 0; | |
1378 | #endif | |
1379 | ||
34f80b04 EG |
1380 | /* CQ "next element" is of the size of the regular element, |
1381 | that's why it's ok here */ | |
a2fbb9ea ET |
1382 | hw_comp_cons = le16_to_cpu(*fp->rx_cons_sb); |
1383 | if ((hw_comp_cons & MAX_RCQ_DESC_CNT) == MAX_RCQ_DESC_CNT) | |
1384 | hw_comp_cons++; | |
1385 | ||
1386 | bd_cons = fp->rx_bd_cons; | |
1387 | bd_prod = fp->rx_bd_prod; | |
34f80b04 | 1388 | bd_prod_fw = bd_prod; |
a2fbb9ea ET |
1389 | sw_comp_cons = fp->rx_comp_cons; |
1390 | sw_comp_prod = fp->rx_comp_prod; | |
1391 | ||
1392 | /* Memory barrier necessary as speculative reads of the rx | |
1393 | * buffer can be ahead of the index in the status block | |
1394 | */ | |
1395 | rmb(); | |
1396 | ||
1397 | DP(NETIF_MSG_RX_STATUS, | |
1398 | "queue[%d]: hw_comp_cons %u sw_comp_cons %u\n", | |
34f80b04 | 1399 | FP_IDX(fp), hw_comp_cons, sw_comp_cons); |
a2fbb9ea ET |
1400 | |
1401 | while (sw_comp_cons != hw_comp_cons) { | |
34f80b04 | 1402 | struct sw_rx_bd *rx_buf = NULL; |
a2fbb9ea ET |
1403 | struct sk_buff *skb; |
1404 | union eth_rx_cqe *cqe; | |
34f80b04 EG |
1405 | u8 cqe_fp_flags; |
1406 | u16 len, pad; | |
a2fbb9ea ET |
1407 | |
1408 | comp_ring_cons = RCQ_BD(sw_comp_cons); | |
1409 | bd_prod = RX_BD(bd_prod); | |
1410 | bd_cons = RX_BD(bd_cons); | |
1411 | ||
1412 | cqe = &fp->rx_comp_ring[comp_ring_cons]; | |
34f80b04 | 1413 | cqe_fp_flags = cqe->fast_path_cqe.type_error_flags; |
a2fbb9ea | 1414 | |
a2fbb9ea | 1415 | DP(NETIF_MSG_RX_STATUS, "CQE type %x err %x status %x" |
34f80b04 EG |
1416 | " queue %x vlan %x len %u\n", CQE_TYPE(cqe_fp_flags), |
1417 | cqe_fp_flags, cqe->fast_path_cqe.status_flags, | |
a2fbb9ea | 1418 | cqe->fast_path_cqe.rss_hash_result, |
34f80b04 EG |
1419 | le16_to_cpu(cqe->fast_path_cqe.vlan_tag), |
1420 | le16_to_cpu(cqe->fast_path_cqe.pkt_len)); | |
a2fbb9ea ET |
1421 | |
1422 | /* is this a slowpath msg? */ | |
34f80b04 | 1423 | if (unlikely(CQE_TYPE(cqe_fp_flags))) { |
a2fbb9ea ET |
1424 | bnx2x_sp_event(fp, cqe); |
1425 | goto next_cqe; | |
1426 | ||
1427 | /* this is an rx packet */ | |
1428 | } else { | |
1429 | rx_buf = &fp->rx_buf_ring[bd_cons]; | |
1430 | skb = rx_buf->skb; | |
a2fbb9ea ET |
1431 | len = le16_to_cpu(cqe->fast_path_cqe.pkt_len); |
1432 | pad = cqe->fast_path_cqe.placement_offset; | |
1433 | ||
7a9b2557 VZ |
1434 | /* If CQE is marked both TPA_START and TPA_END |
1435 | it is a non-TPA CQE */ | |
1436 | if ((!fp->disable_tpa) && | |
1437 | (TPA_TYPE(cqe_fp_flags) != | |
1438 | (TPA_TYPE_START | TPA_TYPE_END))) { | |
3196a88a | 1439 | u16 queue = cqe->fast_path_cqe.queue_index; |
7a9b2557 VZ |
1440 | |
1441 | if (TPA_TYPE(cqe_fp_flags) == TPA_TYPE_START) { | |
1442 | DP(NETIF_MSG_RX_STATUS, | |
1443 | "calling tpa_start on queue %d\n", | |
1444 | queue); | |
1445 | ||
1446 | bnx2x_tpa_start(fp, queue, skb, | |
1447 | bd_cons, bd_prod); | |
1448 | goto next_rx; | |
1449 | } | |
1450 | ||
1451 | if (TPA_TYPE(cqe_fp_flags) == TPA_TYPE_END) { | |
1452 | DP(NETIF_MSG_RX_STATUS, | |
1453 | "calling tpa_stop on queue %d\n", | |
1454 | queue); | |
1455 | ||
1456 | if (!BNX2X_RX_SUM_FIX(cqe)) | |
1457 | BNX2X_ERR("STOP on none TCP " | |
1458 | "data\n"); | |
1459 | ||
1460 | /* This is a size of the linear data | |
1461 | on this skb */ | |
1462 | len = le16_to_cpu(cqe->fast_path_cqe. | |
1463 | len_on_bd); | |
1464 | bnx2x_tpa_stop(bp, fp, queue, pad, | |
1465 | len, cqe, comp_ring_cons); | |
1466 | #ifdef BNX2X_STOP_ON_ERROR | |
1467 | if (bp->panic) | |
1468 | return -EINVAL; | |
1469 | #endif | |
1470 | ||
1471 | bnx2x_update_sge_prod(fp, | |
1472 | &cqe->fast_path_cqe); | |
1473 | goto next_cqe; | |
1474 | } | |
1475 | } | |
1476 | ||
a2fbb9ea ET |
1477 | pci_dma_sync_single_for_device(bp->pdev, |
1478 | pci_unmap_addr(rx_buf, mapping), | |
1479 | pad + RX_COPY_THRESH, | |
1480 | PCI_DMA_FROMDEVICE); | |
1481 | prefetch(skb); | |
1482 | prefetch(((char *)(skb)) + 128); | |
1483 | ||
1484 | /* is this an error packet? */ | |
34f80b04 | 1485 | if (unlikely(cqe_fp_flags & ETH_RX_ERROR_FALGS)) { |
a2fbb9ea | 1486 | DP(NETIF_MSG_RX_ERR, |
34f80b04 EG |
1487 | "ERROR flags %x rx packet %u\n", |
1488 | cqe_fp_flags, sw_comp_cons); | |
66e855f3 | 1489 | bp->eth_stats.rx_err_discard_pkt++; |
a2fbb9ea ET |
1490 | goto reuse_rx; |
1491 | } | |
1492 | ||
1493 | /* Since we don't have a jumbo ring | |
1494 | * copy small packets if mtu > 1500 | |
1495 | */ | |
1496 | if ((bp->dev->mtu > ETH_MAX_PACKET_SIZE) && | |
1497 | (len <= RX_COPY_THRESH)) { | |
1498 | struct sk_buff *new_skb; | |
1499 | ||
1500 | new_skb = netdev_alloc_skb(bp->dev, | |
1501 | len + pad); | |
1502 | if (new_skb == NULL) { | |
1503 | DP(NETIF_MSG_RX_ERR, | |
34f80b04 | 1504 | "ERROR packet dropped " |
a2fbb9ea | 1505 | "because of alloc failure\n"); |
66e855f3 | 1506 | bp->eth_stats.rx_skb_alloc_failed++; |
a2fbb9ea ET |
1507 | goto reuse_rx; |
1508 | } | |
1509 | ||
1510 | /* aligned copy */ | |
1511 | skb_copy_from_linear_data_offset(skb, pad, | |
1512 | new_skb->data + pad, len); | |
1513 | skb_reserve(new_skb, pad); | |
1514 | skb_put(new_skb, len); | |
1515 | ||
1516 | bnx2x_reuse_rx_skb(fp, skb, bd_cons, bd_prod); | |
1517 | ||
1518 | skb = new_skb; | |
1519 | ||
1520 | } else if (bnx2x_alloc_rx_skb(bp, fp, bd_prod) == 0) { | |
1521 | pci_unmap_single(bp->pdev, | |
1522 | pci_unmap_addr(rx_buf, mapping), | |
437cf2f1 | 1523 | bp->rx_buf_size, |
a2fbb9ea ET |
1524 | PCI_DMA_FROMDEVICE); |
1525 | skb_reserve(skb, pad); | |
1526 | skb_put(skb, len); | |
1527 | ||
1528 | } else { | |
1529 | DP(NETIF_MSG_RX_ERR, | |
34f80b04 | 1530 | "ERROR packet dropped because " |
a2fbb9ea | 1531 | "of alloc failure\n"); |
66e855f3 | 1532 | bp->eth_stats.rx_skb_alloc_failed++; |
a2fbb9ea ET |
1533 | reuse_rx: |
1534 | bnx2x_reuse_rx_skb(fp, skb, bd_cons, bd_prod); | |
1535 | goto next_rx; | |
1536 | } | |
1537 | ||
1538 | skb->protocol = eth_type_trans(skb, bp->dev); | |
1539 | ||
1540 | skb->ip_summed = CHECKSUM_NONE; | |
66e855f3 | 1541 | if (bp->rx_csum) { |
1adcd8be EG |
1542 | if (likely(BNX2X_RX_CSUM_OK(cqe))) |
1543 | skb->ip_summed = CHECKSUM_UNNECESSARY; | |
66e855f3 YG |
1544 | else |
1545 | bp->eth_stats.hw_csum_err++; | |
1546 | } | |
a2fbb9ea ET |
1547 | } |
1548 | ||
1549 | #ifdef BCM_VLAN | |
34f80b04 EG |
1550 | if ((bp->vlgrp != NULL) && |
1551 | (le16_to_cpu(cqe->fast_path_cqe.pars_flags.flags) & | |
1552 | PARSING_FLAGS_VLAN)) | |
a2fbb9ea ET |
1553 | vlan_hwaccel_receive_skb(skb, bp->vlgrp, |
1554 | le16_to_cpu(cqe->fast_path_cqe.vlan_tag)); | |
1555 | else | |
1556 | #endif | |
34f80b04 | 1557 | netif_receive_skb(skb); |
a2fbb9ea | 1558 | |
a2fbb9ea ET |
1559 | |
1560 | next_rx: | |
1561 | rx_buf->skb = NULL; | |
1562 | ||
1563 | bd_cons = NEXT_RX_IDX(bd_cons); | |
1564 | bd_prod = NEXT_RX_IDX(bd_prod); | |
34f80b04 EG |
1565 | bd_prod_fw = NEXT_RX_IDX(bd_prod_fw); |
1566 | rx_pkt++; | |
a2fbb9ea ET |
1567 | next_cqe: |
1568 | sw_comp_prod = NEXT_RCQ_IDX(sw_comp_prod); | |
1569 | sw_comp_cons = NEXT_RCQ_IDX(sw_comp_cons); | |
a2fbb9ea | 1570 | |
34f80b04 | 1571 | if (rx_pkt == budget) |
a2fbb9ea ET |
1572 | break; |
1573 | } /* while */ | |
1574 | ||
1575 | fp->rx_bd_cons = bd_cons; | |
34f80b04 | 1576 | fp->rx_bd_prod = bd_prod_fw; |
a2fbb9ea ET |
1577 | fp->rx_comp_cons = sw_comp_cons; |
1578 | fp->rx_comp_prod = sw_comp_prod; | |
1579 | ||
7a9b2557 VZ |
1580 | /* Update producers */ |
1581 | bnx2x_update_rx_prod(bp, fp, bd_prod_fw, sw_comp_prod, | |
1582 | fp->rx_sge_prod); | |
a2fbb9ea ET |
1583 | mmiowb(); /* keep prod updates ordered */ |
1584 | ||
1585 | fp->rx_pkt += rx_pkt; | |
1586 | fp->rx_calls++; | |
1587 | ||
1588 | return rx_pkt; | |
1589 | } | |
1590 | ||
1591 | static irqreturn_t bnx2x_msix_fp_int(int irq, void *fp_cookie) | |
1592 | { | |
1593 | struct bnx2x_fastpath *fp = fp_cookie; | |
1594 | struct bnx2x *bp = fp->bp; | |
1595 | struct net_device *dev = bp->dev; | |
34f80b04 | 1596 | int index = FP_IDX(fp); |
a2fbb9ea | 1597 | |
da5a662a VZ |
1598 | /* Return here if interrupt is disabled */ |
1599 | if (unlikely(atomic_read(&bp->intr_sem) != 0)) { | |
1600 | DP(NETIF_MSG_INTR, "called but intr_sem not 0, returning\n"); | |
1601 | return IRQ_HANDLED; | |
1602 | } | |
1603 | ||
34f80b04 EG |
1604 | DP(BNX2X_MSG_FP, "got an MSI-X interrupt on IDX:SB [%d:%d]\n", |
1605 | index, FP_SB_ID(fp)); | |
1606 | bnx2x_ack_sb(bp, FP_SB_ID(fp), USTORM_ID, 0, IGU_INT_DISABLE, 0); | |
a2fbb9ea ET |
1607 | |
1608 | #ifdef BNX2X_STOP_ON_ERROR | |
1609 | if (unlikely(bp->panic)) | |
1610 | return IRQ_HANDLED; | |
1611 | #endif | |
1612 | ||
1613 | prefetch(fp->rx_cons_sb); | |
1614 | prefetch(fp->tx_cons_sb); | |
1615 | prefetch(&fp->status_blk->c_status_block.status_block_index); | |
1616 | prefetch(&fp->status_blk->u_status_block.status_block_index); | |
1617 | ||
1618 | netif_rx_schedule(dev, &bnx2x_fp(bp, index, napi)); | |
34f80b04 | 1619 | |
a2fbb9ea ET |
1620 | return IRQ_HANDLED; |
1621 | } | |
1622 | ||
1623 | static irqreturn_t bnx2x_interrupt(int irq, void *dev_instance) | |
1624 | { | |
1625 | struct net_device *dev = dev_instance; | |
1626 | struct bnx2x *bp = netdev_priv(dev); | |
1627 | u16 status = bnx2x_ack_int(bp); | |
34f80b04 | 1628 | u16 mask; |
a2fbb9ea | 1629 | |
34f80b04 | 1630 | /* Return here if interrupt is shared and it's not for us */ |
a2fbb9ea ET |
1631 | if (unlikely(status == 0)) { |
1632 | DP(NETIF_MSG_INTR, "not our interrupt!\n"); | |
1633 | return IRQ_NONE; | |
1634 | } | |
34f80b04 | 1635 | DP(NETIF_MSG_INTR, "got an interrupt status %u\n", status); |
a2fbb9ea | 1636 | |
34f80b04 | 1637 | /* Return here if interrupt is disabled */ |
a2fbb9ea ET |
1638 | if (unlikely(atomic_read(&bp->intr_sem) != 0)) { |
1639 | DP(NETIF_MSG_INTR, "called but intr_sem not 0, returning\n"); | |
1640 | return IRQ_HANDLED; | |
1641 | } | |
1642 | ||
3196a88a EG |
1643 | #ifdef BNX2X_STOP_ON_ERROR |
1644 | if (unlikely(bp->panic)) | |
1645 | return IRQ_HANDLED; | |
1646 | #endif | |
1647 | ||
34f80b04 EG |
1648 | mask = 0x2 << bp->fp[0].sb_id; |
1649 | if (status & mask) { | |
a2fbb9ea ET |
1650 | struct bnx2x_fastpath *fp = &bp->fp[0]; |
1651 | ||
1652 | prefetch(fp->rx_cons_sb); | |
1653 | prefetch(fp->tx_cons_sb); | |
1654 | prefetch(&fp->status_blk->c_status_block.status_block_index); | |
1655 | prefetch(&fp->status_blk->u_status_block.status_block_index); | |
1656 | ||
1657 | netif_rx_schedule(dev, &bnx2x_fp(bp, 0, napi)); | |
1658 | ||
34f80b04 | 1659 | status &= ~mask; |
a2fbb9ea ET |
1660 | } |
1661 | ||
a2fbb9ea | 1662 | |
34f80b04 | 1663 | if (unlikely(status & 0x1)) { |
a2fbb9ea ET |
1664 | schedule_work(&bp->sp_task); |
1665 | ||
1666 | status &= ~0x1; | |
1667 | if (!status) | |
1668 | return IRQ_HANDLED; | |
1669 | } | |
1670 | ||
34f80b04 EG |
1671 | if (status) |
1672 | DP(NETIF_MSG_INTR, "got an unknown interrupt! (status %u)\n", | |
1673 | status); | |
a2fbb9ea | 1674 | |
c18487ee | 1675 | return IRQ_HANDLED; |
a2fbb9ea ET |
1676 | } |
1677 | ||
c18487ee | 1678 | /* end of fast path */ |
a2fbb9ea | 1679 | |
bb2a0f7a | 1680 | static void bnx2x_stats_handle(struct bnx2x *bp, enum bnx2x_stats_event event); |
a2fbb9ea | 1681 | |
c18487ee YR |
1682 | /* Link */ |
1683 | ||
1684 | /* | |
1685 | * General service functions | |
1686 | */ | |
a2fbb9ea | 1687 | |
4a37fb66 | 1688 | static int bnx2x_acquire_hw_lock(struct bnx2x *bp, u32 resource) |
c18487ee YR |
1689 | { |
1690 | u32 lock_status; | |
1691 | u32 resource_bit = (1 << resource); | |
4a37fb66 YG |
1692 | int func = BP_FUNC(bp); |
1693 | u32 hw_lock_control_reg; | |
c18487ee | 1694 | int cnt; |
a2fbb9ea | 1695 | |
c18487ee YR |
1696 | /* Validating that the resource is within range */ |
1697 | if (resource > HW_LOCK_MAX_RESOURCE_VALUE) { | |
1698 | DP(NETIF_MSG_HW, | |
1699 | "resource(0x%x) > HW_LOCK_MAX_RESOURCE_VALUE(0x%x)\n", | |
1700 | resource, HW_LOCK_MAX_RESOURCE_VALUE); | |
1701 | return -EINVAL; | |
1702 | } | |
a2fbb9ea | 1703 | |
4a37fb66 YG |
1704 | if (func <= 5) { |
1705 | hw_lock_control_reg = (MISC_REG_DRIVER_CONTROL_1 + func*8); | |
1706 | } else { | |
1707 | hw_lock_control_reg = | |
1708 | (MISC_REG_DRIVER_CONTROL_7 + (func - 6)*8); | |
1709 | } | |
1710 | ||
c18487ee | 1711 | /* Validating that the resource is not already taken */ |
4a37fb66 | 1712 | lock_status = REG_RD(bp, hw_lock_control_reg); |
c18487ee YR |
1713 | if (lock_status & resource_bit) { |
1714 | DP(NETIF_MSG_HW, "lock_status 0x%x resource_bit 0x%x\n", | |
1715 | lock_status, resource_bit); | |
1716 | return -EEXIST; | |
1717 | } | |
a2fbb9ea | 1718 | |
46230476 EG |
1719 | /* Try for 5 second every 5ms */ |
1720 | for (cnt = 0; cnt < 1000; cnt++) { | |
c18487ee | 1721 | /* Try to acquire the lock */ |
4a37fb66 YG |
1722 | REG_WR(bp, hw_lock_control_reg + 4, resource_bit); |
1723 | lock_status = REG_RD(bp, hw_lock_control_reg); | |
c18487ee YR |
1724 | if (lock_status & resource_bit) |
1725 | return 0; | |
a2fbb9ea | 1726 | |
c18487ee | 1727 | msleep(5); |
a2fbb9ea | 1728 | } |
c18487ee YR |
1729 | DP(NETIF_MSG_HW, "Timeout\n"); |
1730 | return -EAGAIN; | |
1731 | } | |
a2fbb9ea | 1732 | |
4a37fb66 | 1733 | static int bnx2x_release_hw_lock(struct bnx2x *bp, u32 resource) |
c18487ee YR |
1734 | { |
1735 | u32 lock_status; | |
1736 | u32 resource_bit = (1 << resource); | |
4a37fb66 YG |
1737 | int func = BP_FUNC(bp); |
1738 | u32 hw_lock_control_reg; | |
a2fbb9ea | 1739 | |
c18487ee YR |
1740 | /* Validating that the resource is within range */ |
1741 | if (resource > HW_LOCK_MAX_RESOURCE_VALUE) { | |
1742 | DP(NETIF_MSG_HW, | |
1743 | "resource(0x%x) > HW_LOCK_MAX_RESOURCE_VALUE(0x%x)\n", | |
1744 | resource, HW_LOCK_MAX_RESOURCE_VALUE); | |
1745 | return -EINVAL; | |
1746 | } | |
1747 | ||
4a37fb66 YG |
1748 | if (func <= 5) { |
1749 | hw_lock_control_reg = (MISC_REG_DRIVER_CONTROL_1 + func*8); | |
1750 | } else { | |
1751 | hw_lock_control_reg = | |
1752 | (MISC_REG_DRIVER_CONTROL_7 + (func - 6)*8); | |
1753 | } | |
1754 | ||
c18487ee | 1755 | /* Validating that the resource is currently taken */ |
4a37fb66 | 1756 | lock_status = REG_RD(bp, hw_lock_control_reg); |
c18487ee YR |
1757 | if (!(lock_status & resource_bit)) { |
1758 | DP(NETIF_MSG_HW, "lock_status 0x%x resource_bit 0x%x\n", | |
1759 | lock_status, resource_bit); | |
1760 | return -EFAULT; | |
a2fbb9ea ET |
1761 | } |
1762 | ||
4a37fb66 | 1763 | REG_WR(bp, hw_lock_control_reg, resource_bit); |
c18487ee YR |
1764 | return 0; |
1765 | } | |
1766 | ||
1767 | /* HW Lock for shared dual port PHYs */ | |
4a37fb66 | 1768 | static void bnx2x_acquire_phy_lock(struct bnx2x *bp) |
c18487ee YR |
1769 | { |
1770 | u32 ext_phy_type = XGXS_EXT_PHY_TYPE(bp->link_params.ext_phy_config); | |
a2fbb9ea | 1771 | |
34f80b04 | 1772 | mutex_lock(&bp->port.phy_mutex); |
a2fbb9ea | 1773 | |
c18487ee YR |
1774 | if ((ext_phy_type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8072) || |
1775 | (ext_phy_type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073)) | |
4a37fb66 | 1776 | bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_8072_MDIO); |
c18487ee | 1777 | } |
a2fbb9ea | 1778 | |
4a37fb66 | 1779 | static void bnx2x_release_phy_lock(struct bnx2x *bp) |
c18487ee YR |
1780 | { |
1781 | u32 ext_phy_type = XGXS_EXT_PHY_TYPE(bp->link_params.ext_phy_config); | |
a2fbb9ea | 1782 | |
c18487ee YR |
1783 | if ((ext_phy_type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8072) || |
1784 | (ext_phy_type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073)) | |
4a37fb66 | 1785 | bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_8072_MDIO); |
a2fbb9ea | 1786 | |
34f80b04 | 1787 | mutex_unlock(&bp->port.phy_mutex); |
c18487ee | 1788 | } |
a2fbb9ea | 1789 | |
17de50b7 | 1790 | int bnx2x_set_gpio(struct bnx2x *bp, int gpio_num, u32 mode, u8 port) |
c18487ee YR |
1791 | { |
1792 | /* The GPIO should be swapped if swap register is set and active */ | |
1793 | int gpio_port = (REG_RD(bp, NIG_REG_PORT_SWAP) && | |
17de50b7 | 1794 | REG_RD(bp, NIG_REG_STRAP_OVERRIDE)) ^ port; |
c18487ee YR |
1795 | int gpio_shift = gpio_num + |
1796 | (gpio_port ? MISC_REGISTERS_GPIO_PORT_SHIFT : 0); | |
1797 | u32 gpio_mask = (1 << gpio_shift); | |
1798 | u32 gpio_reg; | |
a2fbb9ea | 1799 | |
c18487ee YR |
1800 | if (gpio_num > MISC_REGISTERS_GPIO_3) { |
1801 | BNX2X_ERR("Invalid GPIO %d\n", gpio_num); | |
1802 | return -EINVAL; | |
1803 | } | |
a2fbb9ea | 1804 | |
4a37fb66 | 1805 | bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_GPIO); |
c18487ee YR |
1806 | /* read GPIO and mask except the float bits */ |
1807 | gpio_reg = (REG_RD(bp, MISC_REG_GPIO) & MISC_REGISTERS_GPIO_FLOAT); | |
a2fbb9ea | 1808 | |
c18487ee YR |
1809 | switch (mode) { |
1810 | case MISC_REGISTERS_GPIO_OUTPUT_LOW: | |
1811 | DP(NETIF_MSG_LINK, "Set GPIO %d (shift %d) -> output low\n", | |
1812 | gpio_num, gpio_shift); | |
1813 | /* clear FLOAT and set CLR */ | |
1814 | gpio_reg &= ~(gpio_mask << MISC_REGISTERS_GPIO_FLOAT_POS); | |
1815 | gpio_reg |= (gpio_mask << MISC_REGISTERS_GPIO_CLR_POS); | |
1816 | break; | |
a2fbb9ea | 1817 | |
c18487ee YR |
1818 | case MISC_REGISTERS_GPIO_OUTPUT_HIGH: |
1819 | DP(NETIF_MSG_LINK, "Set GPIO %d (shift %d) -> output high\n", | |
1820 | gpio_num, gpio_shift); | |
1821 | /* clear FLOAT and set SET */ | |
1822 | gpio_reg &= ~(gpio_mask << MISC_REGISTERS_GPIO_FLOAT_POS); | |
1823 | gpio_reg |= (gpio_mask << MISC_REGISTERS_GPIO_SET_POS); | |
1824 | break; | |
a2fbb9ea | 1825 | |
17de50b7 | 1826 | case MISC_REGISTERS_GPIO_INPUT_HI_Z: |
c18487ee YR |
1827 | DP(NETIF_MSG_LINK, "Set GPIO %d (shift %d) -> input\n", |
1828 | gpio_num, gpio_shift); | |
1829 | /* set FLOAT */ | |
1830 | gpio_reg |= (gpio_mask << MISC_REGISTERS_GPIO_FLOAT_POS); | |
1831 | break; | |
a2fbb9ea | 1832 | |
c18487ee YR |
1833 | default: |
1834 | break; | |
a2fbb9ea ET |
1835 | } |
1836 | ||
c18487ee | 1837 | REG_WR(bp, MISC_REG_GPIO, gpio_reg); |
4a37fb66 | 1838 | bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_GPIO); |
f1410647 | 1839 | |
c18487ee | 1840 | return 0; |
a2fbb9ea ET |
1841 | } |
1842 | ||
c18487ee | 1843 | static int bnx2x_set_spio(struct bnx2x *bp, int spio_num, u32 mode) |
a2fbb9ea | 1844 | { |
c18487ee YR |
1845 | u32 spio_mask = (1 << spio_num); |
1846 | u32 spio_reg; | |
a2fbb9ea | 1847 | |
c18487ee YR |
1848 | if ((spio_num < MISC_REGISTERS_SPIO_4) || |
1849 | (spio_num > MISC_REGISTERS_SPIO_7)) { | |
1850 | BNX2X_ERR("Invalid SPIO %d\n", spio_num); | |
1851 | return -EINVAL; | |
a2fbb9ea ET |
1852 | } |
1853 | ||
4a37fb66 | 1854 | bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_SPIO); |
c18487ee YR |
1855 | /* read SPIO and mask except the float bits */ |
1856 | spio_reg = (REG_RD(bp, MISC_REG_SPIO) & MISC_REGISTERS_SPIO_FLOAT); | |
a2fbb9ea | 1857 | |
c18487ee | 1858 | switch (mode) { |
6378c025 | 1859 | case MISC_REGISTERS_SPIO_OUTPUT_LOW: |
c18487ee YR |
1860 | DP(NETIF_MSG_LINK, "Set SPIO %d -> output low\n", spio_num); |
1861 | /* clear FLOAT and set CLR */ | |
1862 | spio_reg &= ~(spio_mask << MISC_REGISTERS_SPIO_FLOAT_POS); | |
1863 | spio_reg |= (spio_mask << MISC_REGISTERS_SPIO_CLR_POS); | |
1864 | break; | |
a2fbb9ea | 1865 | |
6378c025 | 1866 | case MISC_REGISTERS_SPIO_OUTPUT_HIGH: |
c18487ee YR |
1867 | DP(NETIF_MSG_LINK, "Set SPIO %d -> output high\n", spio_num); |
1868 | /* clear FLOAT and set SET */ | |
1869 | spio_reg &= ~(spio_mask << MISC_REGISTERS_SPIO_FLOAT_POS); | |
1870 | spio_reg |= (spio_mask << MISC_REGISTERS_SPIO_SET_POS); | |
1871 | break; | |
a2fbb9ea | 1872 | |
c18487ee YR |
1873 | case MISC_REGISTERS_SPIO_INPUT_HI_Z: |
1874 | DP(NETIF_MSG_LINK, "Set SPIO %d -> input\n", spio_num); | |
1875 | /* set FLOAT */ | |
1876 | spio_reg |= (spio_mask << MISC_REGISTERS_SPIO_FLOAT_POS); | |
1877 | break; | |
a2fbb9ea | 1878 | |
c18487ee YR |
1879 | default: |
1880 | break; | |
a2fbb9ea ET |
1881 | } |
1882 | ||
c18487ee | 1883 | REG_WR(bp, MISC_REG_SPIO, spio_reg); |
4a37fb66 | 1884 | bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_SPIO); |
c18487ee | 1885 | |
a2fbb9ea ET |
1886 | return 0; |
1887 | } | |
1888 | ||
c18487ee | 1889 | static void bnx2x_calc_fc_adv(struct bnx2x *bp) |
a2fbb9ea | 1890 | { |
c18487ee YR |
1891 | switch (bp->link_vars.ieee_fc) { |
1892 | case MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_NONE: | |
34f80b04 | 1893 | bp->port.advertising &= ~(ADVERTISED_Asym_Pause | |
c18487ee YR |
1894 | ADVERTISED_Pause); |
1895 | break; | |
1896 | case MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH: | |
34f80b04 | 1897 | bp->port.advertising |= (ADVERTISED_Asym_Pause | |
c18487ee YR |
1898 | ADVERTISED_Pause); |
1899 | break; | |
1900 | case MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_ASYMMETRIC: | |
34f80b04 | 1901 | bp->port.advertising |= ADVERTISED_Asym_Pause; |
c18487ee YR |
1902 | break; |
1903 | default: | |
34f80b04 | 1904 | bp->port.advertising &= ~(ADVERTISED_Asym_Pause | |
c18487ee YR |
1905 | ADVERTISED_Pause); |
1906 | break; | |
1907 | } | |
1908 | } | |
f1410647 | 1909 | |
c18487ee YR |
1910 | static void bnx2x_link_report(struct bnx2x *bp) |
1911 | { | |
1912 | if (bp->link_vars.link_up) { | |
1913 | if (bp->state == BNX2X_STATE_OPEN) | |
1914 | netif_carrier_on(bp->dev); | |
1915 | printk(KERN_INFO PFX "%s NIC Link is Up, ", bp->dev->name); | |
f1410647 | 1916 | |
c18487ee | 1917 | printk("%d Mbps ", bp->link_vars.line_speed); |
f1410647 | 1918 | |
c18487ee YR |
1919 | if (bp->link_vars.duplex == DUPLEX_FULL) |
1920 | printk("full duplex"); | |
1921 | else | |
1922 | printk("half duplex"); | |
f1410647 | 1923 | |
c18487ee YR |
1924 | if (bp->link_vars.flow_ctrl != FLOW_CTRL_NONE) { |
1925 | if (bp->link_vars.flow_ctrl & FLOW_CTRL_RX) { | |
1926 | printk(", receive "); | |
1927 | if (bp->link_vars.flow_ctrl & FLOW_CTRL_TX) | |
1928 | printk("& transmit "); | |
1929 | } else { | |
1930 | printk(", transmit "); | |
1931 | } | |
1932 | printk("flow control ON"); | |
1933 | } | |
1934 | printk("\n"); | |
f1410647 | 1935 | |
c18487ee YR |
1936 | } else { /* link_down */ |
1937 | netif_carrier_off(bp->dev); | |
1938 | printk(KERN_ERR PFX "%s NIC Link is Down\n", bp->dev->name); | |
f1410647 | 1939 | } |
c18487ee YR |
1940 | } |
1941 | ||
1942 | static u8 bnx2x_initial_phy_init(struct bnx2x *bp) | |
1943 | { | |
19680c48 EG |
1944 | if (!BP_NOMCP(bp)) { |
1945 | u8 rc; | |
a2fbb9ea | 1946 | |
19680c48 | 1947 | /* Initialize link parameters structure variables */ |
8c99e7b0 YR |
1948 | /* It is recommended to turn off RX FC for jumbo frames |
1949 | for better performance */ | |
1950 | if (IS_E1HMF(bp)) | |
1951 | bp->link_params.req_fc_auto_adv = FLOW_CTRL_BOTH; | |
1952 | else if (bp->dev->mtu > 5000) | |
1953 | bp->link_params.req_fc_auto_adv = FLOW_CTRL_TX; | |
1954 | else | |
1955 | bp->link_params.req_fc_auto_adv = FLOW_CTRL_BOTH; | |
a2fbb9ea | 1956 | |
4a37fb66 | 1957 | bnx2x_acquire_phy_lock(bp); |
19680c48 | 1958 | rc = bnx2x_phy_init(&bp->link_params, &bp->link_vars); |
4a37fb66 | 1959 | bnx2x_release_phy_lock(bp); |
a2fbb9ea | 1960 | |
19680c48 EG |
1961 | if (bp->link_vars.link_up) |
1962 | bnx2x_link_report(bp); | |
a2fbb9ea | 1963 | |
19680c48 | 1964 | bnx2x_calc_fc_adv(bp); |
34f80b04 | 1965 | |
19680c48 EG |
1966 | return rc; |
1967 | } | |
1968 | BNX2X_ERR("Bootcode is missing -not initializing link\n"); | |
1969 | return -EINVAL; | |
a2fbb9ea ET |
1970 | } |
1971 | ||
c18487ee | 1972 | static void bnx2x_link_set(struct bnx2x *bp) |
a2fbb9ea | 1973 | { |
19680c48 | 1974 | if (!BP_NOMCP(bp)) { |
4a37fb66 | 1975 | bnx2x_acquire_phy_lock(bp); |
19680c48 | 1976 | bnx2x_phy_init(&bp->link_params, &bp->link_vars); |
4a37fb66 | 1977 | bnx2x_release_phy_lock(bp); |
a2fbb9ea | 1978 | |
19680c48 EG |
1979 | bnx2x_calc_fc_adv(bp); |
1980 | } else | |
1981 | BNX2X_ERR("Bootcode is missing -not setting link\n"); | |
c18487ee | 1982 | } |
a2fbb9ea | 1983 | |
c18487ee YR |
1984 | static void bnx2x__link_reset(struct bnx2x *bp) |
1985 | { | |
19680c48 | 1986 | if (!BP_NOMCP(bp)) { |
4a37fb66 | 1987 | bnx2x_acquire_phy_lock(bp); |
19680c48 | 1988 | bnx2x_link_reset(&bp->link_params, &bp->link_vars); |
4a37fb66 | 1989 | bnx2x_release_phy_lock(bp); |
19680c48 EG |
1990 | } else |
1991 | BNX2X_ERR("Bootcode is missing -not resetting link\n"); | |
c18487ee | 1992 | } |
a2fbb9ea | 1993 | |
c18487ee YR |
1994 | static u8 bnx2x_link_test(struct bnx2x *bp) |
1995 | { | |
1996 | u8 rc; | |
a2fbb9ea | 1997 | |
4a37fb66 | 1998 | bnx2x_acquire_phy_lock(bp); |
c18487ee | 1999 | rc = bnx2x_test_link(&bp->link_params, &bp->link_vars); |
4a37fb66 | 2000 | bnx2x_release_phy_lock(bp); |
a2fbb9ea | 2001 | |
c18487ee YR |
2002 | return rc; |
2003 | } | |
a2fbb9ea | 2004 | |
34f80b04 EG |
2005 | /* Calculates the sum of vn_min_rates. |
2006 | It's needed for further normalizing of the min_rates. | |
2007 | ||
2008 | Returns: | |
2009 | sum of vn_min_rates | |
2010 | or | |
2011 | 0 - if all the min_rates are 0. | |
33471629 | 2012 | In the later case fairness algorithm should be deactivated. |
34f80b04 EG |
2013 | If not all min_rates are zero then those that are zeroes will |
2014 | be set to 1. | |
2015 | */ | |
2016 | static u32 bnx2x_calc_vn_wsum(struct bnx2x *bp) | |
2017 | { | |
2018 | int i, port = BP_PORT(bp); | |
2019 | u32 wsum = 0; | |
2020 | int all_zero = 1; | |
2021 | ||
2022 | for (i = 0; i < E1HVN_MAX; i++) { | |
2023 | u32 vn_cfg = | |
2024 | SHMEM_RD(bp, mf_cfg.func_mf_config[2*i + port].config); | |
2025 | u32 vn_min_rate = ((vn_cfg & FUNC_MF_CFG_MIN_BW_MASK) >> | |
2026 | FUNC_MF_CFG_MIN_BW_SHIFT) * 100; | |
2027 | if (!(vn_cfg & FUNC_MF_CFG_FUNC_HIDE)) { | |
2028 | /* If min rate is zero - set it to 1 */ | |
2029 | if (!vn_min_rate) | |
2030 | vn_min_rate = DEF_MIN_RATE; | |
2031 | else | |
2032 | all_zero = 0; | |
2033 | ||
2034 | wsum += vn_min_rate; | |
2035 | } | |
2036 | } | |
2037 | ||
2038 | /* ... only if all min rates are zeros - disable FAIRNESS */ | |
2039 | if (all_zero) | |
2040 | return 0; | |
2041 | ||
2042 | return wsum; | |
2043 | } | |
2044 | ||
2045 | static void bnx2x_init_port_minmax(struct bnx2x *bp, | |
2046 | int en_fness, | |
2047 | u16 port_rate, | |
2048 | struct cmng_struct_per_port *m_cmng_port) | |
2049 | { | |
2050 | u32 r_param = port_rate / 8; | |
2051 | int port = BP_PORT(bp); | |
2052 | int i; | |
2053 | ||
2054 | memset(m_cmng_port, 0, sizeof(struct cmng_struct_per_port)); | |
2055 | ||
2056 | /* Enable minmax only if we are in e1hmf mode */ | |
2057 | if (IS_E1HMF(bp)) { | |
2058 | u32 fair_periodic_timeout_usec; | |
2059 | u32 t_fair; | |
2060 | ||
2061 | /* Enable rate shaping and fairness */ | |
2062 | m_cmng_port->flags.cmng_vn_enable = 1; | |
2063 | m_cmng_port->flags.fairness_enable = en_fness ? 1 : 0; | |
2064 | m_cmng_port->flags.rate_shaping_enable = 1; | |
2065 | ||
2066 | if (!en_fness) | |
2067 | DP(NETIF_MSG_IFUP, "All MIN values are zeroes" | |
2068 | " fairness will be disabled\n"); | |
2069 | ||
2070 | /* 100 usec in SDM ticks = 25 since each tick is 4 usec */ | |
2071 | m_cmng_port->rs_vars.rs_periodic_timeout = | |
2072 | RS_PERIODIC_TIMEOUT_USEC / 4; | |
2073 | ||
2074 | /* this is the threshold below which no timer arming will occur | |
2075 | 1.25 coefficient is for the threshold to be a little bigger | |
2076 | than the real time, to compensate for timer in-accuracy */ | |
2077 | m_cmng_port->rs_vars.rs_threshold = | |
2078 | (RS_PERIODIC_TIMEOUT_USEC * r_param * 5) / 4; | |
2079 | ||
2080 | /* resolution of fairness timer */ | |
2081 | fair_periodic_timeout_usec = QM_ARB_BYTES / r_param; | |
2082 | /* for 10G it is 1000usec. for 1G it is 10000usec. */ | |
2083 | t_fair = T_FAIR_COEF / port_rate; | |
2084 | ||
2085 | /* this is the threshold below which we won't arm | |
2086 | the timer anymore */ | |
2087 | m_cmng_port->fair_vars.fair_threshold = QM_ARB_BYTES; | |
2088 | ||
2089 | /* we multiply by 1e3/8 to get bytes/msec. | |
2090 | We don't want the credits to pass a credit | |
2091 | of the T_FAIR*FAIR_MEM (algorithm resolution) */ | |
2092 | m_cmng_port->fair_vars.upper_bound = | |
2093 | r_param * t_fair * FAIR_MEM; | |
2094 | /* since each tick is 4 usec */ | |
2095 | m_cmng_port->fair_vars.fairness_timeout = | |
2096 | fair_periodic_timeout_usec / 4; | |
2097 | ||
2098 | } else { | |
2099 | /* Disable rate shaping and fairness */ | |
2100 | m_cmng_port->flags.cmng_vn_enable = 0; | |
2101 | m_cmng_port->flags.fairness_enable = 0; | |
2102 | m_cmng_port->flags.rate_shaping_enable = 0; | |
2103 | ||
2104 | DP(NETIF_MSG_IFUP, | |
2105 | "Single function mode minmax will be disabled\n"); | |
2106 | } | |
2107 | ||
2108 | /* Store it to internal memory */ | |
2109 | for (i = 0; i < sizeof(struct cmng_struct_per_port) / 4; i++) | |
2110 | REG_WR(bp, BAR_XSTRORM_INTMEM + | |
2111 | XSTORM_CMNG_PER_PORT_VARS_OFFSET(port) + i * 4, | |
2112 | ((u32 *)(m_cmng_port))[i]); | |
2113 | } | |
2114 | ||
2115 | static void bnx2x_init_vn_minmax(struct bnx2x *bp, int func, | |
2116 | u32 wsum, u16 port_rate, | |
2117 | struct cmng_struct_per_port *m_cmng_port) | |
2118 | { | |
2119 | struct rate_shaping_vars_per_vn m_rs_vn; | |
2120 | struct fairness_vars_per_vn m_fair_vn; | |
2121 | u32 vn_cfg = SHMEM_RD(bp, mf_cfg.func_mf_config[func].config); | |
2122 | u16 vn_min_rate, vn_max_rate; | |
2123 | int i; | |
2124 | ||
2125 | /* If function is hidden - set min and max to zeroes */ | |
2126 | if (vn_cfg & FUNC_MF_CFG_FUNC_HIDE) { | |
2127 | vn_min_rate = 0; | |
2128 | vn_max_rate = 0; | |
2129 | ||
2130 | } else { | |
2131 | vn_min_rate = ((vn_cfg & FUNC_MF_CFG_MIN_BW_MASK) >> | |
2132 | FUNC_MF_CFG_MIN_BW_SHIFT) * 100; | |
2133 | /* If FAIRNESS is enabled (not all min rates are zeroes) and | |
2134 | if current min rate is zero - set it to 1. | |
33471629 | 2135 | This is a requirement of the algorithm. */ |
34f80b04 EG |
2136 | if ((vn_min_rate == 0) && wsum) |
2137 | vn_min_rate = DEF_MIN_RATE; | |
2138 | vn_max_rate = ((vn_cfg & FUNC_MF_CFG_MAX_BW_MASK) >> | |
2139 | FUNC_MF_CFG_MAX_BW_SHIFT) * 100; | |
2140 | } | |
2141 | ||
2142 | DP(NETIF_MSG_IFUP, "func %d: vn_min_rate=%d vn_max_rate=%d " | |
2143 | "wsum=%d\n", func, vn_min_rate, vn_max_rate, wsum); | |
2144 | ||
2145 | memset(&m_rs_vn, 0, sizeof(struct rate_shaping_vars_per_vn)); | |
2146 | memset(&m_fair_vn, 0, sizeof(struct fairness_vars_per_vn)); | |
2147 | ||
2148 | /* global vn counter - maximal Mbps for this vn */ | |
2149 | m_rs_vn.vn_counter.rate = vn_max_rate; | |
2150 | ||
2151 | /* quota - number of bytes transmitted in this period */ | |
2152 | m_rs_vn.vn_counter.quota = | |
2153 | (vn_max_rate * RS_PERIODIC_TIMEOUT_USEC) / 8; | |
2154 | ||
2155 | #ifdef BNX2X_PER_PROT_QOS | |
2156 | /* per protocol counter */ | |
2157 | for (protocol = 0; protocol < NUM_OF_PROTOCOLS; protocol++) { | |
2158 | /* maximal Mbps for this protocol */ | |
2159 | m_rs_vn.protocol_counters[protocol].rate = | |
2160 | protocol_max_rate[protocol]; | |
2161 | /* the quota in each timer period - | |
2162 | number of bytes transmitted in this period */ | |
2163 | m_rs_vn.protocol_counters[protocol].quota = | |
2164 | (u32)(rs_periodic_timeout_usec * | |
2165 | ((double)m_rs_vn. | |
2166 | protocol_counters[protocol].rate/8)); | |
2167 | } | |
2168 | #endif | |
2169 | ||
2170 | if (wsum) { | |
2171 | /* credit for each period of the fairness algorithm: | |
2172 | number of bytes in T_FAIR (the vn share the port rate). | |
2173 | wsum should not be larger than 10000, thus | |
2174 | T_FAIR_COEF / (8 * wsum) will always be grater than zero */ | |
2175 | m_fair_vn.vn_credit_delta = | |
2176 | max((u64)(vn_min_rate * (T_FAIR_COEF / (8 * wsum))), | |
2177 | (u64)(m_cmng_port->fair_vars.fair_threshold * 2)); | |
2178 | DP(NETIF_MSG_IFUP, "m_fair_vn.vn_credit_delta=%d\n", | |
2179 | m_fair_vn.vn_credit_delta); | |
2180 | } | |
2181 | ||
2182 | #ifdef BNX2X_PER_PROT_QOS | |
2183 | do { | |
2184 | u32 protocolWeightSum = 0; | |
2185 | ||
2186 | for (protocol = 0; protocol < NUM_OF_PROTOCOLS; protocol++) | |
2187 | protocolWeightSum += | |
2188 | drvInit.protocol_min_rate[protocol]; | |
2189 | /* per protocol counter - | |
2190 | NOT NEEDED IF NO PER-PROTOCOL CONGESTION MANAGEMENT */ | |
2191 | if (protocolWeightSum > 0) { | |
2192 | for (protocol = 0; | |
2193 | protocol < NUM_OF_PROTOCOLS; protocol++) | |
2194 | /* credit for each period of the | |
2195 | fairness algorithm - number of bytes in | |
2196 | T_FAIR (the protocol share the vn rate) */ | |
2197 | m_fair_vn.protocol_credit_delta[protocol] = | |
2198 | (u32)((vn_min_rate / 8) * t_fair * | |
2199 | protocol_min_rate / protocolWeightSum); | |
2200 | } | |
2201 | } while (0); | |
2202 | #endif | |
2203 | ||
2204 | /* Store it to internal memory */ | |
2205 | for (i = 0; i < sizeof(struct rate_shaping_vars_per_vn)/4; i++) | |
2206 | REG_WR(bp, BAR_XSTRORM_INTMEM + | |
2207 | XSTORM_RATE_SHAPING_PER_VN_VARS_OFFSET(func) + i * 4, | |
2208 | ((u32 *)(&m_rs_vn))[i]); | |
2209 | ||
2210 | for (i = 0; i < sizeof(struct fairness_vars_per_vn)/4; i++) | |
2211 | REG_WR(bp, BAR_XSTRORM_INTMEM + | |
2212 | XSTORM_FAIRNESS_PER_VN_VARS_OFFSET(func) + i * 4, | |
2213 | ((u32 *)(&m_fair_vn))[i]); | |
2214 | } | |
2215 | ||
c18487ee YR |
2216 | /* This function is called upon link interrupt */ |
2217 | static void bnx2x_link_attn(struct bnx2x *bp) | |
2218 | { | |
34f80b04 EG |
2219 | int vn; |
2220 | ||
bb2a0f7a YG |
2221 | /* Make sure that we are synced with the current statistics */ |
2222 | bnx2x_stats_handle(bp, STATS_EVENT_STOP); | |
2223 | ||
4a37fb66 | 2224 | bnx2x_acquire_phy_lock(bp); |
c18487ee | 2225 | bnx2x_link_update(&bp->link_params, &bp->link_vars); |
4a37fb66 | 2226 | bnx2x_release_phy_lock(bp); |
a2fbb9ea | 2227 | |
bb2a0f7a YG |
2228 | if (bp->link_vars.link_up) { |
2229 | ||
2230 | if (bp->link_vars.mac_type == MAC_TYPE_BMAC) { | |
2231 | struct host_port_stats *pstats; | |
2232 | ||
2233 | pstats = bnx2x_sp(bp, port_stats); | |
2234 | /* reset old bmac stats */ | |
2235 | memset(&(pstats->mac_stx[0]), 0, | |
2236 | sizeof(struct mac_stx)); | |
2237 | } | |
2238 | if ((bp->state == BNX2X_STATE_OPEN) || | |
2239 | (bp->state == BNX2X_STATE_DISABLED)) | |
2240 | bnx2x_stats_handle(bp, STATS_EVENT_LINK_UP); | |
2241 | } | |
2242 | ||
c18487ee YR |
2243 | /* indicate link status */ |
2244 | bnx2x_link_report(bp); | |
34f80b04 EG |
2245 | |
2246 | if (IS_E1HMF(bp)) { | |
2247 | int func; | |
2248 | ||
2249 | for (vn = VN_0; vn < E1HVN_MAX; vn++) { | |
2250 | if (vn == BP_E1HVN(bp)) | |
2251 | continue; | |
2252 | ||
2253 | func = ((vn << 1) | BP_PORT(bp)); | |
2254 | ||
2255 | /* Set the attention towards other drivers | |
2256 | on the same port */ | |
2257 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_0 + | |
2258 | (LINK_SYNC_ATTENTION_BIT_FUNC_0 + func)*4, 1); | |
2259 | } | |
2260 | } | |
2261 | ||
2262 | if (CHIP_IS_E1H(bp) && (bp->link_vars.line_speed > 0)) { | |
2263 | struct cmng_struct_per_port m_cmng_port; | |
2264 | u32 wsum; | |
2265 | int port = BP_PORT(bp); | |
2266 | ||
2267 | /* Init RATE SHAPING and FAIRNESS contexts */ | |
2268 | wsum = bnx2x_calc_vn_wsum(bp); | |
2269 | bnx2x_init_port_minmax(bp, (int)wsum, | |
2270 | bp->link_vars.line_speed, | |
2271 | &m_cmng_port); | |
2272 | if (IS_E1HMF(bp)) | |
2273 | for (vn = VN_0; vn < E1HVN_MAX; vn++) | |
2274 | bnx2x_init_vn_minmax(bp, 2*vn + port, | |
2275 | wsum, bp->link_vars.line_speed, | |
2276 | &m_cmng_port); | |
2277 | } | |
c18487ee | 2278 | } |
a2fbb9ea | 2279 | |
c18487ee YR |
2280 | static void bnx2x__link_status_update(struct bnx2x *bp) |
2281 | { | |
2282 | if (bp->state != BNX2X_STATE_OPEN) | |
2283 | return; | |
a2fbb9ea | 2284 | |
c18487ee | 2285 | bnx2x_link_status_update(&bp->link_params, &bp->link_vars); |
a2fbb9ea | 2286 | |
bb2a0f7a YG |
2287 | if (bp->link_vars.link_up) |
2288 | bnx2x_stats_handle(bp, STATS_EVENT_LINK_UP); | |
2289 | else | |
2290 | bnx2x_stats_handle(bp, STATS_EVENT_STOP); | |
2291 | ||
c18487ee YR |
2292 | /* indicate link status */ |
2293 | bnx2x_link_report(bp); | |
a2fbb9ea | 2294 | } |
a2fbb9ea | 2295 | |
34f80b04 EG |
2296 | static void bnx2x_pmf_update(struct bnx2x *bp) |
2297 | { | |
2298 | int port = BP_PORT(bp); | |
2299 | u32 val; | |
2300 | ||
2301 | bp->port.pmf = 1; | |
2302 | DP(NETIF_MSG_LINK, "pmf %d\n", bp->port.pmf); | |
2303 | ||
2304 | /* enable nig attention */ | |
2305 | val = (0xff0f | (1 << (BP_E1HVN(bp) + 4))); | |
2306 | REG_WR(bp, HC_REG_TRAILING_EDGE_0 + port*8, val); | |
2307 | REG_WR(bp, HC_REG_LEADING_EDGE_0 + port*8, val); | |
bb2a0f7a YG |
2308 | |
2309 | bnx2x_stats_handle(bp, STATS_EVENT_PMF); | |
34f80b04 EG |
2310 | } |
2311 | ||
c18487ee | 2312 | /* end of Link */ |
a2fbb9ea ET |
2313 | |
2314 | /* slow path */ | |
2315 | ||
2316 | /* | |
2317 | * General service functions | |
2318 | */ | |
2319 | ||
2320 | /* the slow path queue is odd since completions arrive on the fastpath ring */ | |
2321 | static int bnx2x_sp_post(struct bnx2x *bp, int command, int cid, | |
2322 | u32 data_hi, u32 data_lo, int common) | |
2323 | { | |
34f80b04 | 2324 | int func = BP_FUNC(bp); |
a2fbb9ea | 2325 | |
34f80b04 EG |
2326 | DP(BNX2X_MSG_SP/*NETIF_MSG_TIMER*/, |
2327 | "SPQE (%x:%x) command %d hw_cid %x data (%x:%x) left %x\n", | |
a2fbb9ea ET |
2328 | (u32)U64_HI(bp->spq_mapping), (u32)(U64_LO(bp->spq_mapping) + |
2329 | (void *)bp->spq_prod_bd - (void *)bp->spq), command, | |
2330 | HW_CID(bp, cid), data_hi, data_lo, bp->spq_left); | |
2331 | ||
2332 | #ifdef BNX2X_STOP_ON_ERROR | |
2333 | if (unlikely(bp->panic)) | |
2334 | return -EIO; | |
2335 | #endif | |
2336 | ||
34f80b04 | 2337 | spin_lock_bh(&bp->spq_lock); |
a2fbb9ea ET |
2338 | |
2339 | if (!bp->spq_left) { | |
2340 | BNX2X_ERR("BUG! SPQ ring full!\n"); | |
34f80b04 | 2341 | spin_unlock_bh(&bp->spq_lock); |
a2fbb9ea ET |
2342 | bnx2x_panic(); |
2343 | return -EBUSY; | |
2344 | } | |
f1410647 | 2345 | |
a2fbb9ea ET |
2346 | /* CID needs port number to be encoded int it */ |
2347 | bp->spq_prod_bd->hdr.conn_and_cmd_data = | |
2348 | cpu_to_le32(((command << SPE_HDR_CMD_ID_SHIFT) | | |
2349 | HW_CID(bp, cid))); | |
2350 | bp->spq_prod_bd->hdr.type = cpu_to_le16(ETH_CONNECTION_TYPE); | |
2351 | if (common) | |
2352 | bp->spq_prod_bd->hdr.type |= | |
2353 | cpu_to_le16((1 << SPE_HDR_COMMON_RAMROD_SHIFT)); | |
2354 | ||
2355 | bp->spq_prod_bd->data.mac_config_addr.hi = cpu_to_le32(data_hi); | |
2356 | bp->spq_prod_bd->data.mac_config_addr.lo = cpu_to_le32(data_lo); | |
2357 | ||
2358 | bp->spq_left--; | |
2359 | ||
2360 | if (bp->spq_prod_bd == bp->spq_last_bd) { | |
2361 | bp->spq_prod_bd = bp->spq; | |
2362 | bp->spq_prod_idx = 0; | |
2363 | DP(NETIF_MSG_TIMER, "end of spq\n"); | |
2364 | ||
2365 | } else { | |
2366 | bp->spq_prod_bd++; | |
2367 | bp->spq_prod_idx++; | |
2368 | } | |
2369 | ||
34f80b04 | 2370 | REG_WR(bp, BAR_XSTRORM_INTMEM + XSTORM_SPQ_PROD_OFFSET(func), |
a2fbb9ea ET |
2371 | bp->spq_prod_idx); |
2372 | ||
34f80b04 | 2373 | spin_unlock_bh(&bp->spq_lock); |
a2fbb9ea ET |
2374 | return 0; |
2375 | } | |
2376 | ||
2377 | /* acquire split MCP access lock register */ | |
4a37fb66 | 2378 | static int bnx2x_acquire_alr(struct bnx2x *bp) |
a2fbb9ea | 2379 | { |
a2fbb9ea | 2380 | u32 i, j, val; |
34f80b04 | 2381 | int rc = 0; |
a2fbb9ea ET |
2382 | |
2383 | might_sleep(); | |
2384 | i = 100; | |
2385 | for (j = 0; j < i*10; j++) { | |
2386 | val = (1UL << 31); | |
2387 | REG_WR(bp, GRCBASE_MCP + 0x9c, val); | |
2388 | val = REG_RD(bp, GRCBASE_MCP + 0x9c); | |
2389 | if (val & (1L << 31)) | |
2390 | break; | |
2391 | ||
2392 | msleep(5); | |
2393 | } | |
a2fbb9ea | 2394 | if (!(val & (1L << 31))) { |
19680c48 | 2395 | BNX2X_ERR("Cannot acquire MCP access lock register\n"); |
a2fbb9ea ET |
2396 | rc = -EBUSY; |
2397 | } | |
2398 | ||
2399 | return rc; | |
2400 | } | |
2401 | ||
4a37fb66 YG |
2402 | /* release split MCP access lock register */ |
2403 | static void bnx2x_release_alr(struct bnx2x *bp) | |
a2fbb9ea ET |
2404 | { |
2405 | u32 val = 0; | |
2406 | ||
2407 | REG_WR(bp, GRCBASE_MCP + 0x9c, val); | |
2408 | } | |
2409 | ||
2410 | static inline u16 bnx2x_update_dsb_idx(struct bnx2x *bp) | |
2411 | { | |
2412 | struct host_def_status_block *def_sb = bp->def_status_blk; | |
2413 | u16 rc = 0; | |
2414 | ||
2415 | barrier(); /* status block is written to by the chip */ | |
a2fbb9ea ET |
2416 | if (bp->def_att_idx != def_sb->atten_status_block.attn_bits_index) { |
2417 | bp->def_att_idx = def_sb->atten_status_block.attn_bits_index; | |
2418 | rc |= 1; | |
2419 | } | |
2420 | if (bp->def_c_idx != def_sb->c_def_status_block.status_block_index) { | |
2421 | bp->def_c_idx = def_sb->c_def_status_block.status_block_index; | |
2422 | rc |= 2; | |
2423 | } | |
2424 | if (bp->def_u_idx != def_sb->u_def_status_block.status_block_index) { | |
2425 | bp->def_u_idx = def_sb->u_def_status_block.status_block_index; | |
2426 | rc |= 4; | |
2427 | } | |
2428 | if (bp->def_x_idx != def_sb->x_def_status_block.status_block_index) { | |
2429 | bp->def_x_idx = def_sb->x_def_status_block.status_block_index; | |
2430 | rc |= 8; | |
2431 | } | |
2432 | if (bp->def_t_idx != def_sb->t_def_status_block.status_block_index) { | |
2433 | bp->def_t_idx = def_sb->t_def_status_block.status_block_index; | |
2434 | rc |= 16; | |
2435 | } | |
2436 | return rc; | |
2437 | } | |
2438 | ||
2439 | /* | |
2440 | * slow path service functions | |
2441 | */ | |
2442 | ||
2443 | static void bnx2x_attn_int_asserted(struct bnx2x *bp, u32 asserted) | |
2444 | { | |
34f80b04 | 2445 | int port = BP_PORT(bp); |
5c862848 EG |
2446 | u32 hc_addr = (HC_REG_COMMAND_REG + port*32 + |
2447 | COMMAND_REG_ATTN_BITS_SET); | |
a2fbb9ea ET |
2448 | u32 aeu_addr = port ? MISC_REG_AEU_MASK_ATTN_FUNC_1 : |
2449 | MISC_REG_AEU_MASK_ATTN_FUNC_0; | |
877e9aa4 ET |
2450 | u32 nig_int_mask_addr = port ? NIG_REG_MASK_INTERRUPT_PORT1 : |
2451 | NIG_REG_MASK_INTERRUPT_PORT0; | |
3fcaf2e5 | 2452 | u32 aeu_mask; |
a2fbb9ea | 2453 | |
a2fbb9ea ET |
2454 | if (bp->attn_state & asserted) |
2455 | BNX2X_ERR("IGU ERROR\n"); | |
2456 | ||
3fcaf2e5 EG |
2457 | bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_PORT0_ATT_MASK + port); |
2458 | aeu_mask = REG_RD(bp, aeu_addr); | |
2459 | ||
a2fbb9ea | 2460 | DP(NETIF_MSG_HW, "aeu_mask %x newly asserted %x\n", |
3fcaf2e5 EG |
2461 | aeu_mask, asserted); |
2462 | aeu_mask &= ~(asserted & 0xff); | |
2463 | DP(NETIF_MSG_HW, "new mask %x\n", aeu_mask); | |
a2fbb9ea | 2464 | |
3fcaf2e5 EG |
2465 | REG_WR(bp, aeu_addr, aeu_mask); |
2466 | bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_PORT0_ATT_MASK + port); | |
a2fbb9ea | 2467 | |
3fcaf2e5 | 2468 | DP(NETIF_MSG_HW, "attn_state %x\n", bp->attn_state); |
a2fbb9ea | 2469 | bp->attn_state |= asserted; |
3fcaf2e5 | 2470 | DP(NETIF_MSG_HW, "new state %x\n", bp->attn_state); |
a2fbb9ea ET |
2471 | |
2472 | if (asserted & ATTN_HARD_WIRED_MASK) { | |
2473 | if (asserted & ATTN_NIG_FOR_FUNC) { | |
a2fbb9ea | 2474 | |
877e9aa4 ET |
2475 | /* save nig interrupt mask */ |
2476 | bp->nig_mask = REG_RD(bp, nig_int_mask_addr); | |
2477 | REG_WR(bp, nig_int_mask_addr, 0); | |
a2fbb9ea | 2478 | |
c18487ee | 2479 | bnx2x_link_attn(bp); |
a2fbb9ea ET |
2480 | |
2481 | /* handle unicore attn? */ | |
2482 | } | |
2483 | if (asserted & ATTN_SW_TIMER_4_FUNC) | |
2484 | DP(NETIF_MSG_HW, "ATTN_SW_TIMER_4_FUNC!\n"); | |
2485 | ||
2486 | if (asserted & GPIO_2_FUNC) | |
2487 | DP(NETIF_MSG_HW, "GPIO_2_FUNC!\n"); | |
2488 | ||
2489 | if (asserted & GPIO_3_FUNC) | |
2490 | DP(NETIF_MSG_HW, "GPIO_3_FUNC!\n"); | |
2491 | ||
2492 | if (asserted & GPIO_4_FUNC) | |
2493 | DP(NETIF_MSG_HW, "GPIO_4_FUNC!\n"); | |
2494 | ||
2495 | if (port == 0) { | |
2496 | if (asserted & ATTN_GENERAL_ATTN_1) { | |
2497 | DP(NETIF_MSG_HW, "ATTN_GENERAL_ATTN_1!\n"); | |
2498 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_1, 0x0); | |
2499 | } | |
2500 | if (asserted & ATTN_GENERAL_ATTN_2) { | |
2501 | DP(NETIF_MSG_HW, "ATTN_GENERAL_ATTN_2!\n"); | |
2502 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_2, 0x0); | |
2503 | } | |
2504 | if (asserted & ATTN_GENERAL_ATTN_3) { | |
2505 | DP(NETIF_MSG_HW, "ATTN_GENERAL_ATTN_3!\n"); | |
2506 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_3, 0x0); | |
2507 | } | |
2508 | } else { | |
2509 | if (asserted & ATTN_GENERAL_ATTN_4) { | |
2510 | DP(NETIF_MSG_HW, "ATTN_GENERAL_ATTN_4!\n"); | |
2511 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_4, 0x0); | |
2512 | } | |
2513 | if (asserted & ATTN_GENERAL_ATTN_5) { | |
2514 | DP(NETIF_MSG_HW, "ATTN_GENERAL_ATTN_5!\n"); | |
2515 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_5, 0x0); | |
2516 | } | |
2517 | if (asserted & ATTN_GENERAL_ATTN_6) { | |
2518 | DP(NETIF_MSG_HW, "ATTN_GENERAL_ATTN_6!\n"); | |
2519 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_6, 0x0); | |
2520 | } | |
2521 | } | |
2522 | ||
2523 | } /* if hardwired */ | |
2524 | ||
5c862848 EG |
2525 | DP(NETIF_MSG_HW, "about to mask 0x%08x at HC addr 0x%x\n", |
2526 | asserted, hc_addr); | |
2527 | REG_WR(bp, hc_addr, asserted); | |
a2fbb9ea ET |
2528 | |
2529 | /* now set back the mask */ | |
2530 | if (asserted & ATTN_NIG_FOR_FUNC) | |
877e9aa4 | 2531 | REG_WR(bp, nig_int_mask_addr, bp->nig_mask); |
a2fbb9ea ET |
2532 | } |
2533 | ||
877e9aa4 | 2534 | static inline void bnx2x_attn_int_deasserted0(struct bnx2x *bp, u32 attn) |
a2fbb9ea | 2535 | { |
34f80b04 | 2536 | int port = BP_PORT(bp); |
877e9aa4 ET |
2537 | int reg_offset; |
2538 | u32 val; | |
2539 | ||
34f80b04 EG |
2540 | reg_offset = (port ? MISC_REG_AEU_ENABLE1_FUNC_1_OUT_0 : |
2541 | MISC_REG_AEU_ENABLE1_FUNC_0_OUT_0); | |
877e9aa4 | 2542 | |
34f80b04 | 2543 | if (attn & AEU_INPUTS_ATTN_BITS_SPIO5) { |
877e9aa4 ET |
2544 | |
2545 | val = REG_RD(bp, reg_offset); | |
2546 | val &= ~AEU_INPUTS_ATTN_BITS_SPIO5; | |
2547 | REG_WR(bp, reg_offset, val); | |
2548 | ||
2549 | BNX2X_ERR("SPIO5 hw attention\n"); | |
2550 | ||
34f80b04 | 2551 | switch (bp->common.board & SHARED_HW_CFG_BOARD_TYPE_MASK) { |
7add905f | 2552 | case SHARED_HW_CFG_BOARD_TYPE_BCM957710A1021G: |
877e9aa4 ET |
2553 | case SHARED_HW_CFG_BOARD_TYPE_BCM957710A1022G: |
2554 | /* Fan failure attention */ | |
2555 | ||
17de50b7 | 2556 | /* The PHY reset is controlled by GPIO 1 */ |
877e9aa4 | 2557 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_1, |
17de50b7 EG |
2558 | MISC_REGISTERS_GPIO_OUTPUT_LOW, port); |
2559 | /* Low power mode is controlled by GPIO 2 */ | |
877e9aa4 | 2560 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_2, |
17de50b7 | 2561 | MISC_REGISTERS_GPIO_OUTPUT_LOW, port); |
877e9aa4 | 2562 | /* mark the failure */ |
c18487ee | 2563 | bp->link_params.ext_phy_config &= |
877e9aa4 | 2564 | ~PORT_HW_CFG_XGXS_EXT_PHY_TYPE_MASK; |
c18487ee | 2565 | bp->link_params.ext_phy_config |= |
877e9aa4 ET |
2566 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_FAILURE; |
2567 | SHMEM_WR(bp, | |
2568 | dev_info.port_hw_config[port]. | |
2569 | external_phy_config, | |
c18487ee | 2570 | bp->link_params.ext_phy_config); |
877e9aa4 ET |
2571 | /* log the failure */ |
2572 | printk(KERN_ERR PFX "Fan Failure on Network" | |
2573 | " Controller %s has caused the driver to" | |
2574 | " shutdown the card to prevent permanent" | |
2575 | " damage. Please contact Dell Support for" | |
2576 | " assistance\n", bp->dev->name); | |
2577 | break; | |
2578 | ||
2579 | default: | |
2580 | break; | |
2581 | } | |
2582 | } | |
34f80b04 EG |
2583 | |
2584 | if (attn & HW_INTERRUT_ASSERT_SET_0) { | |
2585 | ||
2586 | val = REG_RD(bp, reg_offset); | |
2587 | val &= ~(attn & HW_INTERRUT_ASSERT_SET_0); | |
2588 | REG_WR(bp, reg_offset, val); | |
2589 | ||
2590 | BNX2X_ERR("FATAL HW block attention set0 0x%x\n", | |
2591 | (attn & HW_INTERRUT_ASSERT_SET_0)); | |
2592 | bnx2x_panic(); | |
2593 | } | |
877e9aa4 ET |
2594 | } |
2595 | ||
2596 | static inline void bnx2x_attn_int_deasserted1(struct bnx2x *bp, u32 attn) | |
2597 | { | |
2598 | u32 val; | |
2599 | ||
2600 | if (attn & BNX2X_DOORQ_ASSERT) { | |
2601 | ||
2602 | val = REG_RD(bp, DORQ_REG_DORQ_INT_STS_CLR); | |
2603 | BNX2X_ERR("DB hw attention 0x%x\n", val); | |
2604 | /* DORQ discard attention */ | |
2605 | if (val & 0x2) | |
2606 | BNX2X_ERR("FATAL error from DORQ\n"); | |
2607 | } | |
34f80b04 EG |
2608 | |
2609 | if (attn & HW_INTERRUT_ASSERT_SET_1) { | |
2610 | ||
2611 | int port = BP_PORT(bp); | |
2612 | int reg_offset; | |
2613 | ||
2614 | reg_offset = (port ? MISC_REG_AEU_ENABLE1_FUNC_1_OUT_1 : | |
2615 | MISC_REG_AEU_ENABLE1_FUNC_0_OUT_1); | |
2616 | ||
2617 | val = REG_RD(bp, reg_offset); | |
2618 | val &= ~(attn & HW_INTERRUT_ASSERT_SET_1); | |
2619 | REG_WR(bp, reg_offset, val); | |
2620 | ||
2621 | BNX2X_ERR("FATAL HW block attention set1 0x%x\n", | |
2622 | (attn & HW_INTERRUT_ASSERT_SET_1)); | |
2623 | bnx2x_panic(); | |
2624 | } | |
877e9aa4 ET |
2625 | } |
2626 | ||
2627 | static inline void bnx2x_attn_int_deasserted2(struct bnx2x *bp, u32 attn) | |
2628 | { | |
2629 | u32 val; | |
2630 | ||
2631 | if (attn & AEU_INPUTS_ATTN_BITS_CFC_HW_INTERRUPT) { | |
2632 | ||
2633 | val = REG_RD(bp, CFC_REG_CFC_INT_STS_CLR); | |
2634 | BNX2X_ERR("CFC hw attention 0x%x\n", val); | |
2635 | /* CFC error attention */ | |
2636 | if (val & 0x2) | |
2637 | BNX2X_ERR("FATAL error from CFC\n"); | |
2638 | } | |
2639 | ||
2640 | if (attn & AEU_INPUTS_ATTN_BITS_PXP_HW_INTERRUPT) { | |
2641 | ||
2642 | val = REG_RD(bp, PXP_REG_PXP_INT_STS_CLR_0); | |
2643 | BNX2X_ERR("PXP hw attention 0x%x\n", val); | |
2644 | /* RQ_USDMDP_FIFO_OVERFLOW */ | |
2645 | if (val & 0x18000) | |
2646 | BNX2X_ERR("FATAL error from PXP\n"); | |
2647 | } | |
34f80b04 EG |
2648 | |
2649 | if (attn & HW_INTERRUT_ASSERT_SET_2) { | |
2650 | ||
2651 | int port = BP_PORT(bp); | |
2652 | int reg_offset; | |
2653 | ||
2654 | reg_offset = (port ? MISC_REG_AEU_ENABLE1_FUNC_1_OUT_2 : | |
2655 | MISC_REG_AEU_ENABLE1_FUNC_0_OUT_2); | |
2656 | ||
2657 | val = REG_RD(bp, reg_offset); | |
2658 | val &= ~(attn & HW_INTERRUT_ASSERT_SET_2); | |
2659 | REG_WR(bp, reg_offset, val); | |
2660 | ||
2661 | BNX2X_ERR("FATAL HW block attention set2 0x%x\n", | |
2662 | (attn & HW_INTERRUT_ASSERT_SET_2)); | |
2663 | bnx2x_panic(); | |
2664 | } | |
877e9aa4 ET |
2665 | } |
2666 | ||
2667 | static inline void bnx2x_attn_int_deasserted3(struct bnx2x *bp, u32 attn) | |
2668 | { | |
34f80b04 EG |
2669 | u32 val; |
2670 | ||
877e9aa4 ET |
2671 | if (attn & EVEREST_GEN_ATTN_IN_USE_MASK) { |
2672 | ||
34f80b04 EG |
2673 | if (attn & BNX2X_PMF_LINK_ASSERT) { |
2674 | int func = BP_FUNC(bp); | |
2675 | ||
2676 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_12 + func*4, 0); | |
2677 | bnx2x__link_status_update(bp); | |
2678 | if (SHMEM_RD(bp, func_mb[func].drv_status) & | |
2679 | DRV_STATUS_PMF) | |
2680 | bnx2x_pmf_update(bp); | |
2681 | ||
2682 | } else if (attn & BNX2X_MC_ASSERT_BITS) { | |
877e9aa4 ET |
2683 | |
2684 | BNX2X_ERR("MC assert!\n"); | |
2685 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_10, 0); | |
2686 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_9, 0); | |
2687 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_8, 0); | |
2688 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_7, 0); | |
2689 | bnx2x_panic(); | |
2690 | ||
2691 | } else if (attn & BNX2X_MCP_ASSERT) { | |
2692 | ||
2693 | BNX2X_ERR("MCP assert!\n"); | |
2694 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_11, 0); | |
34f80b04 | 2695 | bnx2x_fw_dump(bp); |
877e9aa4 ET |
2696 | |
2697 | } else | |
2698 | BNX2X_ERR("Unknown HW assert! (attn 0x%x)\n", attn); | |
2699 | } | |
2700 | ||
2701 | if (attn & EVEREST_LATCHED_ATTN_IN_USE_MASK) { | |
34f80b04 EG |
2702 | BNX2X_ERR("LATCHED attention 0x%08x (masked)\n", attn); |
2703 | if (attn & BNX2X_GRC_TIMEOUT) { | |
2704 | val = CHIP_IS_E1H(bp) ? | |
2705 | REG_RD(bp, MISC_REG_GRC_TIMEOUT_ATTN) : 0; | |
2706 | BNX2X_ERR("GRC time-out 0x%08x\n", val); | |
2707 | } | |
2708 | if (attn & BNX2X_GRC_RSV) { | |
2709 | val = CHIP_IS_E1H(bp) ? | |
2710 | REG_RD(bp, MISC_REG_GRC_RSV_ATTN) : 0; | |
2711 | BNX2X_ERR("GRC reserved 0x%08x\n", val); | |
2712 | } | |
877e9aa4 | 2713 | REG_WR(bp, MISC_REG_AEU_CLR_LATCH_SIGNAL, 0x7ff); |
877e9aa4 ET |
2714 | } |
2715 | } | |
2716 | ||
2717 | static void bnx2x_attn_int_deasserted(struct bnx2x *bp, u32 deasserted) | |
2718 | { | |
a2fbb9ea ET |
2719 | struct attn_route attn; |
2720 | struct attn_route group_mask; | |
34f80b04 | 2721 | int port = BP_PORT(bp); |
877e9aa4 | 2722 | int index; |
a2fbb9ea ET |
2723 | u32 reg_addr; |
2724 | u32 val; | |
3fcaf2e5 | 2725 | u32 aeu_mask; |
a2fbb9ea ET |
2726 | |
2727 | /* need to take HW lock because MCP or other port might also | |
2728 | try to handle this event */ | |
4a37fb66 | 2729 | bnx2x_acquire_alr(bp); |
a2fbb9ea ET |
2730 | |
2731 | attn.sig[0] = REG_RD(bp, MISC_REG_AEU_AFTER_INVERT_1_FUNC_0 + port*4); | |
2732 | attn.sig[1] = REG_RD(bp, MISC_REG_AEU_AFTER_INVERT_2_FUNC_0 + port*4); | |
2733 | attn.sig[2] = REG_RD(bp, MISC_REG_AEU_AFTER_INVERT_3_FUNC_0 + port*4); | |
2734 | attn.sig[3] = REG_RD(bp, MISC_REG_AEU_AFTER_INVERT_4_FUNC_0 + port*4); | |
34f80b04 EG |
2735 | DP(NETIF_MSG_HW, "attn: %08x %08x %08x %08x\n", |
2736 | attn.sig[0], attn.sig[1], attn.sig[2], attn.sig[3]); | |
a2fbb9ea ET |
2737 | |
2738 | for (index = 0; index < MAX_DYNAMIC_ATTN_GRPS; index++) { | |
2739 | if (deasserted & (1 << index)) { | |
2740 | group_mask = bp->attn_group[index]; | |
2741 | ||
34f80b04 EG |
2742 | DP(NETIF_MSG_HW, "group[%d]: %08x %08x %08x %08x\n", |
2743 | index, group_mask.sig[0], group_mask.sig[1], | |
2744 | group_mask.sig[2], group_mask.sig[3]); | |
a2fbb9ea | 2745 | |
877e9aa4 ET |
2746 | bnx2x_attn_int_deasserted3(bp, |
2747 | attn.sig[3] & group_mask.sig[3]); | |
2748 | bnx2x_attn_int_deasserted1(bp, | |
2749 | attn.sig[1] & group_mask.sig[1]); | |
2750 | bnx2x_attn_int_deasserted2(bp, | |
2751 | attn.sig[2] & group_mask.sig[2]); | |
2752 | bnx2x_attn_int_deasserted0(bp, | |
2753 | attn.sig[0] & group_mask.sig[0]); | |
a2fbb9ea | 2754 | |
a2fbb9ea ET |
2755 | if ((attn.sig[0] & group_mask.sig[0] & |
2756 | HW_PRTY_ASSERT_SET_0) || | |
2757 | (attn.sig[1] & group_mask.sig[1] & | |
2758 | HW_PRTY_ASSERT_SET_1) || | |
2759 | (attn.sig[2] & group_mask.sig[2] & | |
2760 | HW_PRTY_ASSERT_SET_2)) | |
6378c025 | 2761 | BNX2X_ERR("FATAL HW block parity attention\n"); |
a2fbb9ea ET |
2762 | } |
2763 | } | |
2764 | ||
4a37fb66 | 2765 | bnx2x_release_alr(bp); |
a2fbb9ea | 2766 | |
5c862848 | 2767 | reg_addr = (HC_REG_COMMAND_REG + port*32 + COMMAND_REG_ATTN_BITS_CLR); |
a2fbb9ea ET |
2768 | |
2769 | val = ~deasserted; | |
3fcaf2e5 EG |
2770 | DP(NETIF_MSG_HW, "about to mask 0x%08x at HC addr 0x%x\n", |
2771 | val, reg_addr); | |
5c862848 | 2772 | REG_WR(bp, reg_addr, val); |
a2fbb9ea | 2773 | |
a2fbb9ea | 2774 | if (~bp->attn_state & deasserted) |
3fcaf2e5 | 2775 | BNX2X_ERR("IGU ERROR\n"); |
a2fbb9ea ET |
2776 | |
2777 | reg_addr = port ? MISC_REG_AEU_MASK_ATTN_FUNC_1 : | |
2778 | MISC_REG_AEU_MASK_ATTN_FUNC_0; | |
2779 | ||
3fcaf2e5 EG |
2780 | bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_PORT0_ATT_MASK + port); |
2781 | aeu_mask = REG_RD(bp, reg_addr); | |
2782 | ||
2783 | DP(NETIF_MSG_HW, "aeu_mask %x newly deasserted %x\n", | |
2784 | aeu_mask, deasserted); | |
2785 | aeu_mask |= (deasserted & 0xff); | |
2786 | DP(NETIF_MSG_HW, "new mask %x\n", aeu_mask); | |
a2fbb9ea | 2787 | |
3fcaf2e5 EG |
2788 | REG_WR(bp, reg_addr, aeu_mask); |
2789 | bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_PORT0_ATT_MASK + port); | |
a2fbb9ea ET |
2790 | |
2791 | DP(NETIF_MSG_HW, "attn_state %x\n", bp->attn_state); | |
2792 | bp->attn_state &= ~deasserted; | |
2793 | DP(NETIF_MSG_HW, "new state %x\n", bp->attn_state); | |
2794 | } | |
2795 | ||
2796 | static void bnx2x_attn_int(struct bnx2x *bp) | |
2797 | { | |
2798 | /* read local copy of bits */ | |
2799 | u32 attn_bits = bp->def_status_blk->atten_status_block.attn_bits; | |
2800 | u32 attn_ack = bp->def_status_blk->atten_status_block.attn_bits_ack; | |
2801 | u32 attn_state = bp->attn_state; | |
2802 | ||
2803 | /* look for changed bits */ | |
2804 | u32 asserted = attn_bits & ~attn_ack & ~attn_state; | |
2805 | u32 deasserted = ~attn_bits & attn_ack & attn_state; | |
2806 | ||
2807 | DP(NETIF_MSG_HW, | |
2808 | "attn_bits %x attn_ack %x asserted %x deasserted %x\n", | |
2809 | attn_bits, attn_ack, asserted, deasserted); | |
2810 | ||
2811 | if (~(attn_bits ^ attn_ack) & (attn_bits ^ attn_state)) | |
34f80b04 | 2812 | BNX2X_ERR("BAD attention state\n"); |
a2fbb9ea ET |
2813 | |
2814 | /* handle bits that were raised */ | |
2815 | if (asserted) | |
2816 | bnx2x_attn_int_asserted(bp, asserted); | |
2817 | ||
2818 | if (deasserted) | |
2819 | bnx2x_attn_int_deasserted(bp, deasserted); | |
2820 | } | |
2821 | ||
2822 | static void bnx2x_sp_task(struct work_struct *work) | |
2823 | { | |
2824 | struct bnx2x *bp = container_of(work, struct bnx2x, sp_task); | |
2825 | u16 status; | |
2826 | ||
34f80b04 | 2827 | |
a2fbb9ea ET |
2828 | /* Return here if interrupt is disabled */ |
2829 | if (unlikely(atomic_read(&bp->intr_sem) != 0)) { | |
3196a88a | 2830 | DP(NETIF_MSG_INTR, "called but intr_sem not 0, returning\n"); |
a2fbb9ea ET |
2831 | return; |
2832 | } | |
2833 | ||
2834 | status = bnx2x_update_dsb_idx(bp); | |
34f80b04 EG |
2835 | /* if (status == 0) */ |
2836 | /* BNX2X_ERR("spurious slowpath interrupt!\n"); */ | |
a2fbb9ea | 2837 | |
3196a88a | 2838 | DP(NETIF_MSG_INTR, "got a slowpath interrupt (updated %x)\n", status); |
a2fbb9ea | 2839 | |
877e9aa4 ET |
2840 | /* HW attentions */ |
2841 | if (status & 0x1) | |
a2fbb9ea | 2842 | bnx2x_attn_int(bp); |
a2fbb9ea | 2843 | |
bb2a0f7a YG |
2844 | /* CStorm events: query_stats, port delete ramrod */ |
2845 | if (status & 0x2) | |
2846 | bp->stats_pending = 0; | |
2847 | ||
a2fbb9ea ET |
2848 | bnx2x_ack_sb(bp, DEF_SB_ID, ATTENTION_ID, bp->def_att_idx, |
2849 | IGU_INT_NOP, 1); | |
2850 | bnx2x_ack_sb(bp, DEF_SB_ID, USTORM_ID, le16_to_cpu(bp->def_u_idx), | |
2851 | IGU_INT_NOP, 1); | |
2852 | bnx2x_ack_sb(bp, DEF_SB_ID, CSTORM_ID, le16_to_cpu(bp->def_c_idx), | |
2853 | IGU_INT_NOP, 1); | |
2854 | bnx2x_ack_sb(bp, DEF_SB_ID, XSTORM_ID, le16_to_cpu(bp->def_x_idx), | |
2855 | IGU_INT_NOP, 1); | |
2856 | bnx2x_ack_sb(bp, DEF_SB_ID, TSTORM_ID, le16_to_cpu(bp->def_t_idx), | |
2857 | IGU_INT_ENABLE, 1); | |
877e9aa4 | 2858 | |
a2fbb9ea ET |
2859 | } |
2860 | ||
2861 | static irqreturn_t bnx2x_msix_sp_int(int irq, void *dev_instance) | |
2862 | { | |
2863 | struct net_device *dev = dev_instance; | |
2864 | struct bnx2x *bp = netdev_priv(dev); | |
2865 | ||
2866 | /* Return here if interrupt is disabled */ | |
2867 | if (unlikely(atomic_read(&bp->intr_sem) != 0)) { | |
3196a88a | 2868 | DP(NETIF_MSG_INTR, "called but intr_sem not 0, returning\n"); |
a2fbb9ea ET |
2869 | return IRQ_HANDLED; |
2870 | } | |
2871 | ||
877e9aa4 | 2872 | bnx2x_ack_sb(bp, DEF_SB_ID, XSTORM_ID, 0, IGU_INT_DISABLE, 0); |
a2fbb9ea ET |
2873 | |
2874 | #ifdef BNX2X_STOP_ON_ERROR | |
2875 | if (unlikely(bp->panic)) | |
2876 | return IRQ_HANDLED; | |
2877 | #endif | |
2878 | ||
2879 | schedule_work(&bp->sp_task); | |
2880 | ||
2881 | return IRQ_HANDLED; | |
2882 | } | |
2883 | ||
2884 | /* end of slow path */ | |
2885 | ||
2886 | /* Statistics */ | |
2887 | ||
2888 | /**************************************************************************** | |
2889 | * Macros | |
2890 | ****************************************************************************/ | |
2891 | ||
a2fbb9ea ET |
2892 | /* sum[hi:lo] += add[hi:lo] */ |
2893 | #define ADD_64(s_hi, a_hi, s_lo, a_lo) \ | |
2894 | do { \ | |
2895 | s_lo += a_lo; \ | |
2896 | s_hi += a_hi + (s_lo < a_lo) ? 1 : 0; \ | |
2897 | } while (0) | |
2898 | ||
2899 | /* difference = minuend - subtrahend */ | |
2900 | #define DIFF_64(d_hi, m_hi, s_hi, d_lo, m_lo, s_lo) \ | |
2901 | do { \ | |
bb2a0f7a YG |
2902 | if (m_lo < s_lo) { \ |
2903 | /* underflow */ \ | |
a2fbb9ea | 2904 | d_hi = m_hi - s_hi; \ |
bb2a0f7a | 2905 | if (d_hi > 0) { \ |
6378c025 | 2906 | /* we can 'loan' 1 */ \ |
a2fbb9ea ET |
2907 | d_hi--; \ |
2908 | d_lo = m_lo + (UINT_MAX - s_lo) + 1; \ | |
bb2a0f7a | 2909 | } else { \ |
6378c025 | 2910 | /* m_hi <= s_hi */ \ |
a2fbb9ea ET |
2911 | d_hi = 0; \ |
2912 | d_lo = 0; \ | |
2913 | } \ | |
bb2a0f7a YG |
2914 | } else { \ |
2915 | /* m_lo >= s_lo */ \ | |
a2fbb9ea | 2916 | if (m_hi < s_hi) { \ |
bb2a0f7a YG |
2917 | d_hi = 0; \ |
2918 | d_lo = 0; \ | |
2919 | } else { \ | |
6378c025 | 2920 | /* m_hi >= s_hi */ \ |
bb2a0f7a YG |
2921 | d_hi = m_hi - s_hi; \ |
2922 | d_lo = m_lo - s_lo; \ | |
a2fbb9ea ET |
2923 | } \ |
2924 | } \ | |
2925 | } while (0) | |
2926 | ||
bb2a0f7a | 2927 | #define UPDATE_STAT64(s, t) \ |
a2fbb9ea | 2928 | do { \ |
bb2a0f7a YG |
2929 | DIFF_64(diff.hi, new->s##_hi, pstats->mac_stx[0].t##_hi, \ |
2930 | diff.lo, new->s##_lo, pstats->mac_stx[0].t##_lo); \ | |
2931 | pstats->mac_stx[0].t##_hi = new->s##_hi; \ | |
2932 | pstats->mac_stx[0].t##_lo = new->s##_lo; \ | |
2933 | ADD_64(pstats->mac_stx[1].t##_hi, diff.hi, \ | |
2934 | pstats->mac_stx[1].t##_lo, diff.lo); \ | |
a2fbb9ea ET |
2935 | } while (0) |
2936 | ||
bb2a0f7a | 2937 | #define UPDATE_STAT64_NIG(s, t) \ |
a2fbb9ea | 2938 | do { \ |
bb2a0f7a YG |
2939 | DIFF_64(diff.hi, new->s##_hi, old->s##_hi, \ |
2940 | diff.lo, new->s##_lo, old->s##_lo); \ | |
2941 | ADD_64(estats->t##_hi, diff.hi, \ | |
2942 | estats->t##_lo, diff.lo); \ | |
a2fbb9ea ET |
2943 | } while (0) |
2944 | ||
2945 | /* sum[hi:lo] += add */ | |
2946 | #define ADD_EXTEND_64(s_hi, s_lo, a) \ | |
2947 | do { \ | |
2948 | s_lo += a; \ | |
2949 | s_hi += (s_lo < a) ? 1 : 0; \ | |
2950 | } while (0) | |
2951 | ||
bb2a0f7a | 2952 | #define UPDATE_EXTEND_STAT(s) \ |
a2fbb9ea | 2953 | do { \ |
bb2a0f7a YG |
2954 | ADD_EXTEND_64(pstats->mac_stx[1].s##_hi, \ |
2955 | pstats->mac_stx[1].s##_lo, \ | |
2956 | new->s); \ | |
a2fbb9ea ET |
2957 | } while (0) |
2958 | ||
bb2a0f7a | 2959 | #define UPDATE_EXTEND_TSTAT(s, t) \ |
a2fbb9ea ET |
2960 | do { \ |
2961 | diff = le32_to_cpu(tclient->s) - old_tclient->s; \ | |
2962 | old_tclient->s = le32_to_cpu(tclient->s); \ | |
bb2a0f7a YG |
2963 | ADD_EXTEND_64(fstats->t##_hi, fstats->t##_lo, diff); \ |
2964 | } while (0) | |
2965 | ||
2966 | #define UPDATE_EXTEND_XSTAT(s, t) \ | |
2967 | do { \ | |
2968 | diff = le32_to_cpu(xclient->s) - old_xclient->s; \ | |
2969 | old_xclient->s = le32_to_cpu(xclient->s); \ | |
2970 | ADD_EXTEND_64(fstats->t##_hi, fstats->t##_lo, diff); \ | |
a2fbb9ea ET |
2971 | } while (0) |
2972 | ||
2973 | /* | |
2974 | * General service functions | |
2975 | */ | |
2976 | ||
2977 | static inline long bnx2x_hilo(u32 *hiref) | |
2978 | { | |
2979 | u32 lo = *(hiref + 1); | |
2980 | #if (BITS_PER_LONG == 64) | |
2981 | u32 hi = *hiref; | |
2982 | ||
2983 | return HILO_U64(hi, lo); | |
2984 | #else | |
2985 | return lo; | |
2986 | #endif | |
2987 | } | |
2988 | ||
2989 | /* | |
2990 | * Init service functions | |
2991 | */ | |
2992 | ||
bb2a0f7a YG |
2993 | static void bnx2x_storm_stats_post(struct bnx2x *bp) |
2994 | { | |
2995 | if (!bp->stats_pending) { | |
2996 | struct eth_query_ramrod_data ramrod_data = {0}; | |
2997 | int rc; | |
2998 | ||
2999 | ramrod_data.drv_counter = bp->stats_counter++; | |
3000 | ramrod_data.collect_port_1b = bp->port.pmf ? 1 : 0; | |
3001 | ramrod_data.ctr_id_vector = (1 << BP_CL_ID(bp)); | |
3002 | ||
3003 | rc = bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_STAT_QUERY, 0, | |
3004 | ((u32 *)&ramrod_data)[1], | |
3005 | ((u32 *)&ramrod_data)[0], 0); | |
3006 | if (rc == 0) { | |
3007 | /* stats ramrod has it's own slot on the spq */ | |
3008 | bp->spq_left++; | |
3009 | bp->stats_pending = 1; | |
3010 | } | |
3011 | } | |
3012 | } | |
3013 | ||
3014 | static void bnx2x_stats_init(struct bnx2x *bp) | |
3015 | { | |
3016 | int port = BP_PORT(bp); | |
3017 | ||
3018 | bp->executer_idx = 0; | |
3019 | bp->stats_counter = 0; | |
3020 | ||
3021 | /* port stats */ | |
3022 | if (!BP_NOMCP(bp)) | |
3023 | bp->port.port_stx = SHMEM_RD(bp, port_mb[port].port_stx); | |
3024 | else | |
3025 | bp->port.port_stx = 0; | |
3026 | DP(BNX2X_MSG_STATS, "port_stx 0x%x\n", bp->port.port_stx); | |
3027 | ||
3028 | memset(&(bp->port.old_nig_stats), 0, sizeof(struct nig_stats)); | |
3029 | bp->port.old_nig_stats.brb_discard = | |
3030 | REG_RD(bp, NIG_REG_STAT0_BRB_DISCARD + port*0x38); | |
66e855f3 YG |
3031 | bp->port.old_nig_stats.brb_truncate = |
3032 | REG_RD(bp, NIG_REG_STAT0_BRB_TRUNCATE + port*0x38); | |
bb2a0f7a YG |
3033 | REG_RD_DMAE(bp, NIG_REG_STAT0_EGRESS_MAC_PKT0 + port*0x50, |
3034 | &(bp->port.old_nig_stats.egress_mac_pkt0_lo), 2); | |
3035 | REG_RD_DMAE(bp, NIG_REG_STAT0_EGRESS_MAC_PKT1 + port*0x50, | |
3036 | &(bp->port.old_nig_stats.egress_mac_pkt1_lo), 2); | |
3037 | ||
3038 | /* function stats */ | |
3039 | memset(&bp->dev->stats, 0, sizeof(struct net_device_stats)); | |
3040 | memset(&bp->old_tclient, 0, sizeof(struct tstorm_per_client_stats)); | |
3041 | memset(&bp->old_xclient, 0, sizeof(struct xstorm_per_client_stats)); | |
3042 | memset(&bp->eth_stats, 0, sizeof(struct bnx2x_eth_stats)); | |
3043 | ||
3044 | bp->stats_state = STATS_STATE_DISABLED; | |
3045 | if (IS_E1HMF(bp) && bp->port.pmf && bp->port.port_stx) | |
3046 | bnx2x_stats_handle(bp, STATS_EVENT_PMF); | |
3047 | } | |
3048 | ||
3049 | static void bnx2x_hw_stats_post(struct bnx2x *bp) | |
3050 | { | |
3051 | struct dmae_command *dmae = &bp->stats_dmae; | |
3052 | u32 *stats_comp = bnx2x_sp(bp, stats_comp); | |
3053 | ||
3054 | *stats_comp = DMAE_COMP_VAL; | |
3055 | ||
3056 | /* loader */ | |
3057 | if (bp->executer_idx) { | |
3058 | int loader_idx = PMF_DMAE_C(bp); | |
3059 | ||
3060 | memset(dmae, 0, sizeof(struct dmae_command)); | |
3061 | ||
3062 | dmae->opcode = (DMAE_CMD_SRC_PCI | DMAE_CMD_DST_GRC | | |
3063 | DMAE_CMD_C_DST_GRC | DMAE_CMD_C_ENABLE | | |
3064 | DMAE_CMD_DST_RESET | | |
3065 | #ifdef __BIG_ENDIAN | |
3066 | DMAE_CMD_ENDIANITY_B_DW_SWAP | | |
3067 | #else | |
3068 | DMAE_CMD_ENDIANITY_DW_SWAP | | |
3069 | #endif | |
3070 | (BP_PORT(bp) ? DMAE_CMD_PORT_1 : | |
3071 | DMAE_CMD_PORT_0) | | |
3072 | (BP_E1HVN(bp) << DMAE_CMD_E1HVN_SHIFT)); | |
3073 | dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, dmae[0])); | |
3074 | dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, dmae[0])); | |
3075 | dmae->dst_addr_lo = (DMAE_REG_CMD_MEM + | |
3076 | sizeof(struct dmae_command) * | |
3077 | (loader_idx + 1)) >> 2; | |
3078 | dmae->dst_addr_hi = 0; | |
3079 | dmae->len = sizeof(struct dmae_command) >> 2; | |
3080 | if (CHIP_IS_E1(bp)) | |
3081 | dmae->len--; | |
3082 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx + 1] >> 2; | |
3083 | dmae->comp_addr_hi = 0; | |
3084 | dmae->comp_val = 1; | |
3085 | ||
3086 | *stats_comp = 0; | |
3087 | bnx2x_post_dmae(bp, dmae, loader_idx); | |
3088 | ||
3089 | } else if (bp->func_stx) { | |
3090 | *stats_comp = 0; | |
3091 | bnx2x_post_dmae(bp, dmae, INIT_DMAE_C(bp)); | |
3092 | } | |
3093 | } | |
3094 | ||
3095 | static int bnx2x_stats_comp(struct bnx2x *bp) | |
3096 | { | |
3097 | u32 *stats_comp = bnx2x_sp(bp, stats_comp); | |
3098 | int cnt = 10; | |
3099 | ||
3100 | might_sleep(); | |
3101 | while (*stats_comp != DMAE_COMP_VAL) { | |
bb2a0f7a YG |
3102 | if (!cnt) { |
3103 | BNX2X_ERR("timeout waiting for stats finished\n"); | |
3104 | break; | |
3105 | } | |
3106 | cnt--; | |
12469401 | 3107 | msleep(1); |
bb2a0f7a YG |
3108 | } |
3109 | return 1; | |
3110 | } | |
3111 | ||
3112 | /* | |
3113 | * Statistics service functions | |
3114 | */ | |
3115 | ||
3116 | static void bnx2x_stats_pmf_update(struct bnx2x *bp) | |
3117 | { | |
3118 | struct dmae_command *dmae; | |
3119 | u32 opcode; | |
3120 | int loader_idx = PMF_DMAE_C(bp); | |
3121 | u32 *stats_comp = bnx2x_sp(bp, stats_comp); | |
3122 | ||
3123 | /* sanity */ | |
3124 | if (!IS_E1HMF(bp) || !bp->port.pmf || !bp->port.port_stx) { | |
3125 | BNX2X_ERR("BUG!\n"); | |
3126 | return; | |
3127 | } | |
3128 | ||
3129 | bp->executer_idx = 0; | |
3130 | ||
3131 | opcode = (DMAE_CMD_SRC_GRC | DMAE_CMD_DST_PCI | | |
3132 | DMAE_CMD_C_ENABLE | | |
3133 | DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET | | |
3134 | #ifdef __BIG_ENDIAN | |
3135 | DMAE_CMD_ENDIANITY_B_DW_SWAP | | |
3136 | #else | |
3137 | DMAE_CMD_ENDIANITY_DW_SWAP | | |
3138 | #endif | |
3139 | (BP_PORT(bp) ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) | | |
3140 | (BP_E1HVN(bp) << DMAE_CMD_E1HVN_SHIFT)); | |
3141 | ||
3142 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | |
3143 | dmae->opcode = (opcode | DMAE_CMD_C_DST_GRC); | |
3144 | dmae->src_addr_lo = bp->port.port_stx >> 2; | |
3145 | dmae->src_addr_hi = 0; | |
3146 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, port_stats)); | |
3147 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, port_stats)); | |
3148 | dmae->len = DMAE_LEN32_RD_MAX; | |
3149 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; | |
3150 | dmae->comp_addr_hi = 0; | |
3151 | dmae->comp_val = 1; | |
3152 | ||
3153 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | |
3154 | dmae->opcode = (opcode | DMAE_CMD_C_DST_PCI); | |
3155 | dmae->src_addr_lo = (bp->port.port_stx >> 2) + DMAE_LEN32_RD_MAX; | |
3156 | dmae->src_addr_hi = 0; | |
7a9b2557 VZ |
3157 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, port_stats) + |
3158 | DMAE_LEN32_RD_MAX * 4); | |
3159 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, port_stats) + | |
3160 | DMAE_LEN32_RD_MAX * 4); | |
bb2a0f7a YG |
3161 | dmae->len = (sizeof(struct host_port_stats) >> 2) - DMAE_LEN32_RD_MAX; |
3162 | dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, stats_comp)); | |
3163 | dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, stats_comp)); | |
3164 | dmae->comp_val = DMAE_COMP_VAL; | |
3165 | ||
3166 | *stats_comp = 0; | |
3167 | bnx2x_hw_stats_post(bp); | |
3168 | bnx2x_stats_comp(bp); | |
3169 | } | |
3170 | ||
3171 | static void bnx2x_port_stats_init(struct bnx2x *bp) | |
a2fbb9ea ET |
3172 | { |
3173 | struct dmae_command *dmae; | |
34f80b04 | 3174 | int port = BP_PORT(bp); |
bb2a0f7a | 3175 | int vn = BP_E1HVN(bp); |
a2fbb9ea | 3176 | u32 opcode; |
bb2a0f7a | 3177 | int loader_idx = PMF_DMAE_C(bp); |
a2fbb9ea | 3178 | u32 mac_addr; |
bb2a0f7a YG |
3179 | u32 *stats_comp = bnx2x_sp(bp, stats_comp); |
3180 | ||
3181 | /* sanity */ | |
3182 | if (!bp->link_vars.link_up || !bp->port.pmf) { | |
3183 | BNX2X_ERR("BUG!\n"); | |
3184 | return; | |
3185 | } | |
a2fbb9ea ET |
3186 | |
3187 | bp->executer_idx = 0; | |
bb2a0f7a YG |
3188 | |
3189 | /* MCP */ | |
3190 | opcode = (DMAE_CMD_SRC_PCI | DMAE_CMD_DST_GRC | | |
3191 | DMAE_CMD_C_DST_GRC | DMAE_CMD_C_ENABLE | | |
3192 | DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET | | |
a2fbb9ea | 3193 | #ifdef __BIG_ENDIAN |
bb2a0f7a | 3194 | DMAE_CMD_ENDIANITY_B_DW_SWAP | |
a2fbb9ea | 3195 | #else |
bb2a0f7a | 3196 | DMAE_CMD_ENDIANITY_DW_SWAP | |
a2fbb9ea | 3197 | #endif |
bb2a0f7a YG |
3198 | (port ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) | |
3199 | (vn << DMAE_CMD_E1HVN_SHIFT)); | |
a2fbb9ea | 3200 | |
bb2a0f7a | 3201 | if (bp->port.port_stx) { |
a2fbb9ea ET |
3202 | |
3203 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | |
3204 | dmae->opcode = opcode; | |
bb2a0f7a YG |
3205 | dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, port_stats)); |
3206 | dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, port_stats)); | |
3207 | dmae->dst_addr_lo = bp->port.port_stx >> 2; | |
a2fbb9ea | 3208 | dmae->dst_addr_hi = 0; |
bb2a0f7a YG |
3209 | dmae->len = sizeof(struct host_port_stats) >> 2; |
3210 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; | |
3211 | dmae->comp_addr_hi = 0; | |
3212 | dmae->comp_val = 1; | |
a2fbb9ea ET |
3213 | } |
3214 | ||
bb2a0f7a YG |
3215 | if (bp->func_stx) { |
3216 | ||
3217 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | |
3218 | dmae->opcode = opcode; | |
3219 | dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, func_stats)); | |
3220 | dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, func_stats)); | |
3221 | dmae->dst_addr_lo = bp->func_stx >> 2; | |
3222 | dmae->dst_addr_hi = 0; | |
3223 | dmae->len = sizeof(struct host_func_stats) >> 2; | |
3224 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; | |
3225 | dmae->comp_addr_hi = 0; | |
3226 | dmae->comp_val = 1; | |
a2fbb9ea ET |
3227 | } |
3228 | ||
bb2a0f7a | 3229 | /* MAC */ |
a2fbb9ea ET |
3230 | opcode = (DMAE_CMD_SRC_GRC | DMAE_CMD_DST_PCI | |
3231 | DMAE_CMD_C_DST_GRC | DMAE_CMD_C_ENABLE | | |
3232 | DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET | | |
3233 | #ifdef __BIG_ENDIAN | |
3234 | DMAE_CMD_ENDIANITY_B_DW_SWAP | | |
3235 | #else | |
3236 | DMAE_CMD_ENDIANITY_DW_SWAP | | |
3237 | #endif | |
bb2a0f7a YG |
3238 | (port ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) | |
3239 | (vn << DMAE_CMD_E1HVN_SHIFT)); | |
a2fbb9ea | 3240 | |
c18487ee | 3241 | if (bp->link_vars.mac_type == MAC_TYPE_BMAC) { |
a2fbb9ea ET |
3242 | |
3243 | mac_addr = (port ? NIG_REG_INGRESS_BMAC1_MEM : | |
3244 | NIG_REG_INGRESS_BMAC0_MEM); | |
3245 | ||
3246 | /* BIGMAC_REGISTER_TX_STAT_GTPKT .. | |
3247 | BIGMAC_REGISTER_TX_STAT_GTBYT */ | |
3248 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | |
3249 | dmae->opcode = opcode; | |
3250 | dmae->src_addr_lo = (mac_addr + | |
3251 | BIGMAC_REGISTER_TX_STAT_GTPKT) >> 2; | |
3252 | dmae->src_addr_hi = 0; | |
3253 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, mac_stats)); | |
3254 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, mac_stats)); | |
3255 | dmae->len = (8 + BIGMAC_REGISTER_TX_STAT_GTBYT - | |
3256 | BIGMAC_REGISTER_TX_STAT_GTPKT) >> 2; | |
3257 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; | |
3258 | dmae->comp_addr_hi = 0; | |
3259 | dmae->comp_val = 1; | |
3260 | ||
3261 | /* BIGMAC_REGISTER_RX_STAT_GR64 .. | |
3262 | BIGMAC_REGISTER_RX_STAT_GRIPJ */ | |
3263 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | |
3264 | dmae->opcode = opcode; | |
3265 | dmae->src_addr_lo = (mac_addr + | |
3266 | BIGMAC_REGISTER_RX_STAT_GR64) >> 2; | |
3267 | dmae->src_addr_hi = 0; | |
3268 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, mac_stats) + | |
bb2a0f7a | 3269 | offsetof(struct bmac_stats, rx_stat_gr64_lo)); |
a2fbb9ea | 3270 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, mac_stats) + |
bb2a0f7a | 3271 | offsetof(struct bmac_stats, rx_stat_gr64_lo)); |
a2fbb9ea ET |
3272 | dmae->len = (8 + BIGMAC_REGISTER_RX_STAT_GRIPJ - |
3273 | BIGMAC_REGISTER_RX_STAT_GR64) >> 2; | |
3274 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; | |
3275 | dmae->comp_addr_hi = 0; | |
3276 | dmae->comp_val = 1; | |
3277 | ||
c18487ee | 3278 | } else if (bp->link_vars.mac_type == MAC_TYPE_EMAC) { |
a2fbb9ea ET |
3279 | |
3280 | mac_addr = (port ? GRCBASE_EMAC1 : GRCBASE_EMAC0); | |
3281 | ||
3282 | /* EMAC_REG_EMAC_RX_STAT_AC (EMAC_REG_EMAC_RX_STAT_AC_COUNT)*/ | |
3283 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | |
3284 | dmae->opcode = opcode; | |
3285 | dmae->src_addr_lo = (mac_addr + | |
3286 | EMAC_REG_EMAC_RX_STAT_AC) >> 2; | |
3287 | dmae->src_addr_hi = 0; | |
3288 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, mac_stats)); | |
3289 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, mac_stats)); | |
3290 | dmae->len = EMAC_REG_EMAC_RX_STAT_AC_COUNT; | |
3291 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; | |
3292 | dmae->comp_addr_hi = 0; | |
3293 | dmae->comp_val = 1; | |
3294 | ||
3295 | /* EMAC_REG_EMAC_RX_STAT_AC_28 */ | |
3296 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | |
3297 | dmae->opcode = opcode; | |
3298 | dmae->src_addr_lo = (mac_addr + | |
3299 | EMAC_REG_EMAC_RX_STAT_AC_28) >> 2; | |
3300 | dmae->src_addr_hi = 0; | |
3301 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, mac_stats) + | |
bb2a0f7a | 3302 | offsetof(struct emac_stats, rx_stat_falsecarriererrors)); |
a2fbb9ea | 3303 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, mac_stats) + |
bb2a0f7a | 3304 | offsetof(struct emac_stats, rx_stat_falsecarriererrors)); |
a2fbb9ea ET |
3305 | dmae->len = 1; |
3306 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; | |
3307 | dmae->comp_addr_hi = 0; | |
3308 | dmae->comp_val = 1; | |
3309 | ||
3310 | /* EMAC_REG_EMAC_TX_STAT_AC (EMAC_REG_EMAC_TX_STAT_AC_COUNT)*/ | |
3311 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | |
3312 | dmae->opcode = opcode; | |
3313 | dmae->src_addr_lo = (mac_addr + | |
3314 | EMAC_REG_EMAC_TX_STAT_AC) >> 2; | |
3315 | dmae->src_addr_hi = 0; | |
3316 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, mac_stats) + | |
bb2a0f7a | 3317 | offsetof(struct emac_stats, tx_stat_ifhcoutoctets)); |
a2fbb9ea | 3318 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, mac_stats) + |
bb2a0f7a | 3319 | offsetof(struct emac_stats, tx_stat_ifhcoutoctets)); |
a2fbb9ea ET |
3320 | dmae->len = EMAC_REG_EMAC_TX_STAT_AC_COUNT; |
3321 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; | |
3322 | dmae->comp_addr_hi = 0; | |
3323 | dmae->comp_val = 1; | |
3324 | } | |
3325 | ||
3326 | /* NIG */ | |
bb2a0f7a YG |
3327 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); |
3328 | dmae->opcode = opcode; | |
3329 | dmae->src_addr_lo = (port ? NIG_REG_STAT1_BRB_DISCARD : | |
3330 | NIG_REG_STAT0_BRB_DISCARD) >> 2; | |
3331 | dmae->src_addr_hi = 0; | |
3332 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, nig_stats)); | |
3333 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, nig_stats)); | |
3334 | dmae->len = (sizeof(struct nig_stats) - 4*sizeof(u32)) >> 2; | |
3335 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; | |
3336 | dmae->comp_addr_hi = 0; | |
3337 | dmae->comp_val = 1; | |
3338 | ||
3339 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | |
3340 | dmae->opcode = opcode; | |
3341 | dmae->src_addr_lo = (port ? NIG_REG_STAT1_EGRESS_MAC_PKT0 : | |
3342 | NIG_REG_STAT0_EGRESS_MAC_PKT0) >> 2; | |
3343 | dmae->src_addr_hi = 0; | |
3344 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, nig_stats) + | |
3345 | offsetof(struct nig_stats, egress_mac_pkt0_lo)); | |
3346 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, nig_stats) + | |
3347 | offsetof(struct nig_stats, egress_mac_pkt0_lo)); | |
3348 | dmae->len = (2*sizeof(u32)) >> 2; | |
3349 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; | |
3350 | dmae->comp_addr_hi = 0; | |
3351 | dmae->comp_val = 1; | |
3352 | ||
a2fbb9ea ET |
3353 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); |
3354 | dmae->opcode = (DMAE_CMD_SRC_GRC | DMAE_CMD_DST_PCI | | |
3355 | DMAE_CMD_C_DST_PCI | DMAE_CMD_C_ENABLE | | |
3356 | DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET | | |
3357 | #ifdef __BIG_ENDIAN | |
3358 | DMAE_CMD_ENDIANITY_B_DW_SWAP | | |
3359 | #else | |
3360 | DMAE_CMD_ENDIANITY_DW_SWAP | | |
3361 | #endif | |
bb2a0f7a YG |
3362 | (port ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) | |
3363 | (vn << DMAE_CMD_E1HVN_SHIFT)); | |
3364 | dmae->src_addr_lo = (port ? NIG_REG_STAT1_EGRESS_MAC_PKT1 : | |
3365 | NIG_REG_STAT0_EGRESS_MAC_PKT1) >> 2; | |
a2fbb9ea | 3366 | dmae->src_addr_hi = 0; |
bb2a0f7a YG |
3367 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, nig_stats) + |
3368 | offsetof(struct nig_stats, egress_mac_pkt1_lo)); | |
3369 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, nig_stats) + | |
3370 | offsetof(struct nig_stats, egress_mac_pkt1_lo)); | |
3371 | dmae->len = (2*sizeof(u32)) >> 2; | |
3372 | dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, stats_comp)); | |
3373 | dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, stats_comp)); | |
3374 | dmae->comp_val = DMAE_COMP_VAL; | |
3375 | ||
3376 | *stats_comp = 0; | |
a2fbb9ea ET |
3377 | } |
3378 | ||
bb2a0f7a | 3379 | static void bnx2x_func_stats_init(struct bnx2x *bp) |
a2fbb9ea | 3380 | { |
bb2a0f7a YG |
3381 | struct dmae_command *dmae = &bp->stats_dmae; |
3382 | u32 *stats_comp = bnx2x_sp(bp, stats_comp); | |
a2fbb9ea | 3383 | |
bb2a0f7a YG |
3384 | /* sanity */ |
3385 | if (!bp->func_stx) { | |
3386 | BNX2X_ERR("BUG!\n"); | |
3387 | return; | |
3388 | } | |
a2fbb9ea | 3389 | |
bb2a0f7a YG |
3390 | bp->executer_idx = 0; |
3391 | memset(dmae, 0, sizeof(struct dmae_command)); | |
a2fbb9ea | 3392 | |
bb2a0f7a YG |
3393 | dmae->opcode = (DMAE_CMD_SRC_PCI | DMAE_CMD_DST_GRC | |
3394 | DMAE_CMD_C_DST_PCI | DMAE_CMD_C_ENABLE | | |
3395 | DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET | | |
3396 | #ifdef __BIG_ENDIAN | |
3397 | DMAE_CMD_ENDIANITY_B_DW_SWAP | | |
3398 | #else | |
3399 | DMAE_CMD_ENDIANITY_DW_SWAP | | |
3400 | #endif | |
3401 | (BP_PORT(bp) ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) | | |
3402 | (BP_E1HVN(bp) << DMAE_CMD_E1HVN_SHIFT)); | |
3403 | dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, func_stats)); | |
3404 | dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, func_stats)); | |
3405 | dmae->dst_addr_lo = bp->func_stx >> 2; | |
3406 | dmae->dst_addr_hi = 0; | |
3407 | dmae->len = sizeof(struct host_func_stats) >> 2; | |
3408 | dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, stats_comp)); | |
3409 | dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, stats_comp)); | |
3410 | dmae->comp_val = DMAE_COMP_VAL; | |
a2fbb9ea | 3411 | |
bb2a0f7a YG |
3412 | *stats_comp = 0; |
3413 | } | |
a2fbb9ea | 3414 | |
bb2a0f7a YG |
3415 | static void bnx2x_stats_start(struct bnx2x *bp) |
3416 | { | |
3417 | if (bp->port.pmf) | |
3418 | bnx2x_port_stats_init(bp); | |
3419 | ||
3420 | else if (bp->func_stx) | |
3421 | bnx2x_func_stats_init(bp); | |
3422 | ||
3423 | bnx2x_hw_stats_post(bp); | |
3424 | bnx2x_storm_stats_post(bp); | |
3425 | } | |
3426 | ||
3427 | static void bnx2x_stats_pmf_start(struct bnx2x *bp) | |
3428 | { | |
3429 | bnx2x_stats_comp(bp); | |
3430 | bnx2x_stats_pmf_update(bp); | |
3431 | bnx2x_stats_start(bp); | |
3432 | } | |
3433 | ||
3434 | static void bnx2x_stats_restart(struct bnx2x *bp) | |
3435 | { | |
3436 | bnx2x_stats_comp(bp); | |
3437 | bnx2x_stats_start(bp); | |
3438 | } | |
3439 | ||
3440 | static void bnx2x_bmac_stats_update(struct bnx2x *bp) | |
3441 | { | |
3442 | struct bmac_stats *new = bnx2x_sp(bp, mac_stats.bmac_stats); | |
3443 | struct host_port_stats *pstats = bnx2x_sp(bp, port_stats); | |
3444 | struct regpair diff; | |
3445 | ||
3446 | UPDATE_STAT64(rx_stat_grerb, rx_stat_ifhcinbadoctets); | |
3447 | UPDATE_STAT64(rx_stat_grfcs, rx_stat_dot3statsfcserrors); | |
3448 | UPDATE_STAT64(rx_stat_grund, rx_stat_etherstatsundersizepkts); | |
3449 | UPDATE_STAT64(rx_stat_grovr, rx_stat_dot3statsframestoolong); | |
3450 | UPDATE_STAT64(rx_stat_grfrg, rx_stat_etherstatsfragments); | |
3451 | UPDATE_STAT64(rx_stat_grjbr, rx_stat_etherstatsjabbers); | |
66e855f3 | 3452 | UPDATE_STAT64(rx_stat_grxcf, rx_stat_maccontrolframesreceived); |
bb2a0f7a YG |
3453 | UPDATE_STAT64(rx_stat_grxpf, rx_stat_xoffstateentered); |
3454 | UPDATE_STAT64(rx_stat_grxpf, rx_stat_xoffpauseframesreceived); | |
3455 | UPDATE_STAT64(tx_stat_gtxpf, tx_stat_outxoffsent); | |
3456 | UPDATE_STAT64(tx_stat_gtxpf, tx_stat_flowcontroldone); | |
3457 | UPDATE_STAT64(tx_stat_gt64, tx_stat_etherstatspkts64octets); | |
3458 | UPDATE_STAT64(tx_stat_gt127, | |
3459 | tx_stat_etherstatspkts65octetsto127octets); | |
3460 | UPDATE_STAT64(tx_stat_gt255, | |
3461 | tx_stat_etherstatspkts128octetsto255octets); | |
3462 | UPDATE_STAT64(tx_stat_gt511, | |
3463 | tx_stat_etherstatspkts256octetsto511octets); | |
3464 | UPDATE_STAT64(tx_stat_gt1023, | |
3465 | tx_stat_etherstatspkts512octetsto1023octets); | |
3466 | UPDATE_STAT64(tx_stat_gt1518, | |
3467 | tx_stat_etherstatspkts1024octetsto1522octets); | |
3468 | UPDATE_STAT64(tx_stat_gt2047, tx_stat_bmac_2047); | |
3469 | UPDATE_STAT64(tx_stat_gt4095, tx_stat_bmac_4095); | |
3470 | UPDATE_STAT64(tx_stat_gt9216, tx_stat_bmac_9216); | |
3471 | UPDATE_STAT64(tx_stat_gt16383, tx_stat_bmac_16383); | |
3472 | UPDATE_STAT64(tx_stat_gterr, | |
3473 | tx_stat_dot3statsinternalmactransmiterrors); | |
3474 | UPDATE_STAT64(tx_stat_gtufl, tx_stat_bmac_ufl); | |
3475 | } | |
3476 | ||
3477 | static void bnx2x_emac_stats_update(struct bnx2x *bp) | |
3478 | { | |
3479 | struct emac_stats *new = bnx2x_sp(bp, mac_stats.emac_stats); | |
3480 | struct host_port_stats *pstats = bnx2x_sp(bp, port_stats); | |
3481 | ||
3482 | UPDATE_EXTEND_STAT(rx_stat_ifhcinbadoctets); | |
3483 | UPDATE_EXTEND_STAT(tx_stat_ifhcoutbadoctets); | |
3484 | UPDATE_EXTEND_STAT(rx_stat_dot3statsfcserrors); | |
3485 | UPDATE_EXTEND_STAT(rx_stat_dot3statsalignmenterrors); | |
3486 | UPDATE_EXTEND_STAT(rx_stat_dot3statscarriersenseerrors); | |
3487 | UPDATE_EXTEND_STAT(rx_stat_falsecarriererrors); | |
3488 | UPDATE_EXTEND_STAT(rx_stat_etherstatsundersizepkts); | |
3489 | UPDATE_EXTEND_STAT(rx_stat_dot3statsframestoolong); | |
3490 | UPDATE_EXTEND_STAT(rx_stat_etherstatsfragments); | |
3491 | UPDATE_EXTEND_STAT(rx_stat_etherstatsjabbers); | |
3492 | UPDATE_EXTEND_STAT(rx_stat_maccontrolframesreceived); | |
3493 | UPDATE_EXTEND_STAT(rx_stat_xoffstateentered); | |
3494 | UPDATE_EXTEND_STAT(rx_stat_xonpauseframesreceived); | |
3495 | UPDATE_EXTEND_STAT(rx_stat_xoffpauseframesreceived); | |
3496 | UPDATE_EXTEND_STAT(tx_stat_outxonsent); | |
3497 | UPDATE_EXTEND_STAT(tx_stat_outxoffsent); | |
3498 | UPDATE_EXTEND_STAT(tx_stat_flowcontroldone); | |
3499 | UPDATE_EXTEND_STAT(tx_stat_etherstatscollisions); | |
3500 | UPDATE_EXTEND_STAT(tx_stat_dot3statssinglecollisionframes); | |
3501 | UPDATE_EXTEND_STAT(tx_stat_dot3statsmultiplecollisionframes); | |
3502 | UPDATE_EXTEND_STAT(tx_stat_dot3statsdeferredtransmissions); | |
3503 | UPDATE_EXTEND_STAT(tx_stat_dot3statsexcessivecollisions); | |
3504 | UPDATE_EXTEND_STAT(tx_stat_dot3statslatecollisions); | |
3505 | UPDATE_EXTEND_STAT(tx_stat_etherstatspkts64octets); | |
3506 | UPDATE_EXTEND_STAT(tx_stat_etherstatspkts65octetsto127octets); | |
3507 | UPDATE_EXTEND_STAT(tx_stat_etherstatspkts128octetsto255octets); | |
3508 | UPDATE_EXTEND_STAT(tx_stat_etherstatspkts256octetsto511octets); | |
3509 | UPDATE_EXTEND_STAT(tx_stat_etherstatspkts512octetsto1023octets); | |
3510 | UPDATE_EXTEND_STAT(tx_stat_etherstatspkts1024octetsto1522octets); | |
3511 | UPDATE_EXTEND_STAT(tx_stat_etherstatspktsover1522octets); | |
3512 | UPDATE_EXTEND_STAT(tx_stat_dot3statsinternalmactransmiterrors); | |
3513 | } | |
3514 | ||
3515 | static int bnx2x_hw_stats_update(struct bnx2x *bp) | |
3516 | { | |
3517 | struct nig_stats *new = bnx2x_sp(bp, nig_stats); | |
3518 | struct nig_stats *old = &(bp->port.old_nig_stats); | |
3519 | struct host_port_stats *pstats = bnx2x_sp(bp, port_stats); | |
3520 | struct bnx2x_eth_stats *estats = &bp->eth_stats; | |
3521 | struct regpair diff; | |
3522 | ||
3523 | if (bp->link_vars.mac_type == MAC_TYPE_BMAC) | |
3524 | bnx2x_bmac_stats_update(bp); | |
3525 | ||
3526 | else if (bp->link_vars.mac_type == MAC_TYPE_EMAC) | |
3527 | bnx2x_emac_stats_update(bp); | |
3528 | ||
3529 | else { /* unreached */ | |
3530 | BNX2X_ERR("stats updated by dmae but no MAC active\n"); | |
3531 | return -1; | |
3532 | } | |
a2fbb9ea | 3533 | |
bb2a0f7a YG |
3534 | ADD_EXTEND_64(pstats->brb_drop_hi, pstats->brb_drop_lo, |
3535 | new->brb_discard - old->brb_discard); | |
66e855f3 YG |
3536 | ADD_EXTEND_64(estats->brb_truncate_hi, estats->brb_truncate_lo, |
3537 | new->brb_truncate - old->brb_truncate); | |
a2fbb9ea | 3538 | |
bb2a0f7a YG |
3539 | UPDATE_STAT64_NIG(egress_mac_pkt0, |
3540 | etherstatspkts1024octetsto1522octets); | |
3541 | UPDATE_STAT64_NIG(egress_mac_pkt1, etherstatspktsover1522octets); | |
a2fbb9ea | 3542 | |
bb2a0f7a | 3543 | memcpy(old, new, sizeof(struct nig_stats)); |
a2fbb9ea | 3544 | |
bb2a0f7a YG |
3545 | memcpy(&(estats->rx_stat_ifhcinbadoctets_hi), &(pstats->mac_stx[1]), |
3546 | sizeof(struct mac_stx)); | |
3547 | estats->brb_drop_hi = pstats->brb_drop_hi; | |
3548 | estats->brb_drop_lo = pstats->brb_drop_lo; | |
a2fbb9ea | 3549 | |
bb2a0f7a | 3550 | pstats->host_port_stats_start = ++pstats->host_port_stats_end; |
a2fbb9ea | 3551 | |
bb2a0f7a | 3552 | return 0; |
a2fbb9ea ET |
3553 | } |
3554 | ||
bb2a0f7a | 3555 | static int bnx2x_storm_stats_update(struct bnx2x *bp) |
a2fbb9ea ET |
3556 | { |
3557 | struct eth_stats_query *stats = bnx2x_sp(bp, fw_stats); | |
bb2a0f7a YG |
3558 | int cl_id = BP_CL_ID(bp); |
3559 | struct tstorm_per_port_stats *tport = | |
3560 | &stats->tstorm_common.port_statistics; | |
a2fbb9ea | 3561 | struct tstorm_per_client_stats *tclient = |
bb2a0f7a | 3562 | &stats->tstorm_common.client_statistics[cl_id]; |
a2fbb9ea | 3563 | struct tstorm_per_client_stats *old_tclient = &bp->old_tclient; |
bb2a0f7a YG |
3564 | struct xstorm_per_client_stats *xclient = |
3565 | &stats->xstorm_common.client_statistics[cl_id]; | |
3566 | struct xstorm_per_client_stats *old_xclient = &bp->old_xclient; | |
3567 | struct host_func_stats *fstats = bnx2x_sp(bp, func_stats); | |
3568 | struct bnx2x_eth_stats *estats = &bp->eth_stats; | |
a2fbb9ea ET |
3569 | u32 diff; |
3570 | ||
bb2a0f7a YG |
3571 | /* are storm stats valid? */ |
3572 | if ((u16)(le16_to_cpu(tclient->stats_counter) + 1) != | |
3573 | bp->stats_counter) { | |
3574 | DP(BNX2X_MSG_STATS, "stats not updated by tstorm" | |
3575 | " tstorm counter (%d) != stats_counter (%d)\n", | |
3576 | tclient->stats_counter, bp->stats_counter); | |
a2fbb9ea ET |
3577 | return -1; |
3578 | } | |
bb2a0f7a YG |
3579 | if ((u16)(le16_to_cpu(xclient->stats_counter) + 1) != |
3580 | bp->stats_counter) { | |
3581 | DP(BNX2X_MSG_STATS, "stats not updated by xstorm" | |
3582 | " xstorm counter (%d) != stats_counter (%d)\n", | |
3583 | xclient->stats_counter, bp->stats_counter); | |
a2fbb9ea ET |
3584 | return -2; |
3585 | } | |
a2fbb9ea | 3586 | |
bb2a0f7a YG |
3587 | fstats->total_bytes_received_hi = |
3588 | fstats->valid_bytes_received_hi = | |
a2fbb9ea | 3589 | le32_to_cpu(tclient->total_rcv_bytes.hi); |
bb2a0f7a YG |
3590 | fstats->total_bytes_received_lo = |
3591 | fstats->valid_bytes_received_lo = | |
a2fbb9ea | 3592 | le32_to_cpu(tclient->total_rcv_bytes.lo); |
bb2a0f7a YG |
3593 | |
3594 | estats->error_bytes_received_hi = | |
3595 | le32_to_cpu(tclient->rcv_error_bytes.hi); | |
3596 | estats->error_bytes_received_lo = | |
3597 | le32_to_cpu(tclient->rcv_error_bytes.lo); | |
3598 | ADD_64(estats->error_bytes_received_hi, | |
3599 | estats->rx_stat_ifhcinbadoctets_hi, | |
3600 | estats->error_bytes_received_lo, | |
3601 | estats->rx_stat_ifhcinbadoctets_lo); | |
3602 | ||
3603 | ADD_64(fstats->total_bytes_received_hi, | |
3604 | estats->error_bytes_received_hi, | |
3605 | fstats->total_bytes_received_lo, | |
3606 | estats->error_bytes_received_lo); | |
3607 | ||
3608 | UPDATE_EXTEND_TSTAT(rcv_unicast_pkts, total_unicast_packets_received); | |
a2fbb9ea | 3609 | UPDATE_EXTEND_TSTAT(rcv_multicast_pkts, |
bb2a0f7a | 3610 | total_multicast_packets_received); |
a2fbb9ea | 3611 | UPDATE_EXTEND_TSTAT(rcv_broadcast_pkts, |
bb2a0f7a YG |
3612 | total_broadcast_packets_received); |
3613 | ||
3614 | fstats->total_bytes_transmitted_hi = | |
3615 | le32_to_cpu(xclient->total_sent_bytes.hi); | |
3616 | fstats->total_bytes_transmitted_lo = | |
3617 | le32_to_cpu(xclient->total_sent_bytes.lo); | |
3618 | ||
3619 | UPDATE_EXTEND_XSTAT(unicast_pkts_sent, | |
3620 | total_unicast_packets_transmitted); | |
3621 | UPDATE_EXTEND_XSTAT(multicast_pkts_sent, | |
3622 | total_multicast_packets_transmitted); | |
3623 | UPDATE_EXTEND_XSTAT(broadcast_pkts_sent, | |
3624 | total_broadcast_packets_transmitted); | |
3625 | ||
3626 | memcpy(estats, &(fstats->total_bytes_received_hi), | |
3627 | sizeof(struct host_func_stats) - 2*sizeof(u32)); | |
3628 | ||
3629 | estats->mac_filter_discard = le32_to_cpu(tport->mac_filter_discard); | |
3630 | estats->xxoverflow_discard = le32_to_cpu(tport->xxoverflow_discard); | |
3631 | estats->brb_truncate_discard = | |
3632 | le32_to_cpu(tport->brb_truncate_discard); | |
3633 | estats->mac_discard = le32_to_cpu(tport->mac_discard); | |
3634 | ||
3635 | old_tclient->rcv_unicast_bytes.hi = | |
a2fbb9ea | 3636 | le32_to_cpu(tclient->rcv_unicast_bytes.hi); |
bb2a0f7a | 3637 | old_tclient->rcv_unicast_bytes.lo = |
a2fbb9ea | 3638 | le32_to_cpu(tclient->rcv_unicast_bytes.lo); |
bb2a0f7a | 3639 | old_tclient->rcv_broadcast_bytes.hi = |
a2fbb9ea | 3640 | le32_to_cpu(tclient->rcv_broadcast_bytes.hi); |
bb2a0f7a | 3641 | old_tclient->rcv_broadcast_bytes.lo = |
a2fbb9ea | 3642 | le32_to_cpu(tclient->rcv_broadcast_bytes.lo); |
bb2a0f7a | 3643 | old_tclient->rcv_multicast_bytes.hi = |
a2fbb9ea | 3644 | le32_to_cpu(tclient->rcv_multicast_bytes.hi); |
bb2a0f7a | 3645 | old_tclient->rcv_multicast_bytes.lo = |
a2fbb9ea | 3646 | le32_to_cpu(tclient->rcv_multicast_bytes.lo); |
bb2a0f7a | 3647 | old_tclient->total_rcv_pkts = le32_to_cpu(tclient->total_rcv_pkts); |
a2fbb9ea | 3648 | |
bb2a0f7a YG |
3649 | old_tclient->checksum_discard = le32_to_cpu(tclient->checksum_discard); |
3650 | old_tclient->packets_too_big_discard = | |
a2fbb9ea | 3651 | le32_to_cpu(tclient->packets_too_big_discard); |
bb2a0f7a YG |
3652 | estats->no_buff_discard = |
3653 | old_tclient->no_buff_discard = le32_to_cpu(tclient->no_buff_discard); | |
3654 | old_tclient->ttl0_discard = le32_to_cpu(tclient->ttl0_discard); | |
3655 | ||
3656 | old_xclient->total_sent_pkts = le32_to_cpu(xclient->total_sent_pkts); | |
3657 | old_xclient->unicast_bytes_sent.hi = | |
3658 | le32_to_cpu(xclient->unicast_bytes_sent.hi); | |
3659 | old_xclient->unicast_bytes_sent.lo = | |
3660 | le32_to_cpu(xclient->unicast_bytes_sent.lo); | |
3661 | old_xclient->multicast_bytes_sent.hi = | |
3662 | le32_to_cpu(xclient->multicast_bytes_sent.hi); | |
3663 | old_xclient->multicast_bytes_sent.lo = | |
3664 | le32_to_cpu(xclient->multicast_bytes_sent.lo); | |
3665 | old_xclient->broadcast_bytes_sent.hi = | |
3666 | le32_to_cpu(xclient->broadcast_bytes_sent.hi); | |
3667 | old_xclient->broadcast_bytes_sent.lo = | |
3668 | le32_to_cpu(xclient->broadcast_bytes_sent.lo); | |
3669 | ||
3670 | fstats->host_func_stats_start = ++fstats->host_func_stats_end; | |
a2fbb9ea ET |
3671 | |
3672 | return 0; | |
3673 | } | |
3674 | ||
bb2a0f7a | 3675 | static void bnx2x_net_stats_update(struct bnx2x *bp) |
a2fbb9ea | 3676 | { |
bb2a0f7a YG |
3677 | struct tstorm_per_client_stats *old_tclient = &bp->old_tclient; |
3678 | struct bnx2x_eth_stats *estats = &bp->eth_stats; | |
a2fbb9ea ET |
3679 | struct net_device_stats *nstats = &bp->dev->stats; |
3680 | ||
3681 | nstats->rx_packets = | |
3682 | bnx2x_hilo(&estats->total_unicast_packets_received_hi) + | |
3683 | bnx2x_hilo(&estats->total_multicast_packets_received_hi) + | |
3684 | bnx2x_hilo(&estats->total_broadcast_packets_received_hi); | |
3685 | ||
3686 | nstats->tx_packets = | |
3687 | bnx2x_hilo(&estats->total_unicast_packets_transmitted_hi) + | |
3688 | bnx2x_hilo(&estats->total_multicast_packets_transmitted_hi) + | |
3689 | bnx2x_hilo(&estats->total_broadcast_packets_transmitted_hi); | |
3690 | ||
bb2a0f7a | 3691 | nstats->rx_bytes = bnx2x_hilo(&estats->valid_bytes_received_hi); |
a2fbb9ea | 3692 | |
0e39e645 | 3693 | nstats->tx_bytes = bnx2x_hilo(&estats->total_bytes_transmitted_hi); |
a2fbb9ea | 3694 | |
bb2a0f7a YG |
3695 | nstats->rx_dropped = old_tclient->checksum_discard + |
3696 | estats->mac_discard; | |
a2fbb9ea ET |
3697 | nstats->tx_dropped = 0; |
3698 | ||
3699 | nstats->multicast = | |
3700 | bnx2x_hilo(&estats->total_multicast_packets_transmitted_hi); | |
3701 | ||
bb2a0f7a YG |
3702 | nstats->collisions = |
3703 | estats->tx_stat_dot3statssinglecollisionframes_lo + | |
3704 | estats->tx_stat_dot3statsmultiplecollisionframes_lo + | |
3705 | estats->tx_stat_dot3statslatecollisions_lo + | |
3706 | estats->tx_stat_dot3statsexcessivecollisions_lo; | |
a2fbb9ea | 3707 | |
bb2a0f7a YG |
3708 | estats->jabber_packets_received = |
3709 | old_tclient->packets_too_big_discard + | |
3710 | estats->rx_stat_dot3statsframestoolong_lo; | |
3711 | ||
3712 | nstats->rx_length_errors = | |
3713 | estats->rx_stat_etherstatsundersizepkts_lo + | |
3714 | estats->jabber_packets_received; | |
66e855f3 | 3715 | nstats->rx_over_errors = estats->brb_drop_lo + estats->brb_truncate_lo; |
bb2a0f7a YG |
3716 | nstats->rx_crc_errors = estats->rx_stat_dot3statsfcserrors_lo; |
3717 | nstats->rx_frame_errors = estats->rx_stat_dot3statsalignmenterrors_lo; | |
3718 | nstats->rx_fifo_errors = old_tclient->no_buff_discard; | |
a2fbb9ea ET |
3719 | nstats->rx_missed_errors = estats->xxoverflow_discard; |
3720 | ||
3721 | nstats->rx_errors = nstats->rx_length_errors + | |
3722 | nstats->rx_over_errors + | |
3723 | nstats->rx_crc_errors + | |
3724 | nstats->rx_frame_errors + | |
0e39e645 ET |
3725 | nstats->rx_fifo_errors + |
3726 | nstats->rx_missed_errors; | |
a2fbb9ea | 3727 | |
bb2a0f7a YG |
3728 | nstats->tx_aborted_errors = |
3729 | estats->tx_stat_dot3statslatecollisions_lo + | |
3730 | estats->tx_stat_dot3statsexcessivecollisions_lo; | |
3731 | nstats->tx_carrier_errors = estats->rx_stat_falsecarriererrors_lo; | |
a2fbb9ea ET |
3732 | nstats->tx_fifo_errors = 0; |
3733 | nstats->tx_heartbeat_errors = 0; | |
3734 | nstats->tx_window_errors = 0; | |
3735 | ||
3736 | nstats->tx_errors = nstats->tx_aborted_errors + | |
3737 | nstats->tx_carrier_errors; | |
a2fbb9ea ET |
3738 | } |
3739 | ||
bb2a0f7a | 3740 | static void bnx2x_stats_update(struct bnx2x *bp) |
a2fbb9ea | 3741 | { |
bb2a0f7a YG |
3742 | u32 *stats_comp = bnx2x_sp(bp, stats_comp); |
3743 | int update = 0; | |
a2fbb9ea | 3744 | |
bb2a0f7a YG |
3745 | if (*stats_comp != DMAE_COMP_VAL) |
3746 | return; | |
3747 | ||
3748 | if (bp->port.pmf) | |
3749 | update = (bnx2x_hw_stats_update(bp) == 0); | |
a2fbb9ea | 3750 | |
bb2a0f7a | 3751 | update |= (bnx2x_storm_stats_update(bp) == 0); |
a2fbb9ea | 3752 | |
bb2a0f7a YG |
3753 | if (update) |
3754 | bnx2x_net_stats_update(bp); | |
a2fbb9ea | 3755 | |
bb2a0f7a YG |
3756 | else { |
3757 | if (bp->stats_pending) { | |
3758 | bp->stats_pending++; | |
3759 | if (bp->stats_pending == 3) { | |
3760 | BNX2X_ERR("stats not updated for 3 times\n"); | |
3761 | bnx2x_panic(); | |
3762 | return; | |
3763 | } | |
3764 | } | |
a2fbb9ea ET |
3765 | } |
3766 | ||
3767 | if (bp->msglevel & NETIF_MSG_TIMER) { | |
bb2a0f7a YG |
3768 | struct tstorm_per_client_stats *old_tclient = &bp->old_tclient; |
3769 | struct bnx2x_eth_stats *estats = &bp->eth_stats; | |
a2fbb9ea | 3770 | struct net_device_stats *nstats = &bp->dev->stats; |
34f80b04 | 3771 | int i; |
a2fbb9ea ET |
3772 | |
3773 | printk(KERN_DEBUG "%s:\n", bp->dev->name); | |
3774 | printk(KERN_DEBUG " tx avail (%4x) tx hc idx (%x)" | |
3775 | " tx pkt (%lx)\n", | |
3776 | bnx2x_tx_avail(bp->fp), | |
7a9b2557 | 3777 | le16_to_cpu(*bp->fp->tx_cons_sb), nstats->tx_packets); |
a2fbb9ea ET |
3778 | printk(KERN_DEBUG " rx usage (%4x) rx hc idx (%x)" |
3779 | " rx pkt (%lx)\n", | |
7a9b2557 VZ |
3780 | (u16)(le16_to_cpu(*bp->fp->rx_cons_sb) - |
3781 | bp->fp->rx_comp_cons), | |
3782 | le16_to_cpu(*bp->fp->rx_cons_sb), nstats->rx_packets); | |
a2fbb9ea | 3783 | printk(KERN_DEBUG " %s (Xoff events %u) brb drops %u\n", |
6378c025 | 3784 | netif_queue_stopped(bp->dev) ? "Xoff" : "Xon", |
bb2a0f7a | 3785 | estats->driver_xoff, estats->brb_drop_lo); |
a2fbb9ea ET |
3786 | printk(KERN_DEBUG "tstats: checksum_discard %u " |
3787 | "packets_too_big_discard %u no_buff_discard %u " | |
3788 | "mac_discard %u mac_filter_discard %u " | |
3789 | "xxovrflow_discard %u brb_truncate_discard %u " | |
3790 | "ttl0_discard %u\n", | |
bb2a0f7a YG |
3791 | old_tclient->checksum_discard, |
3792 | old_tclient->packets_too_big_discard, | |
3793 | old_tclient->no_buff_discard, estats->mac_discard, | |
a2fbb9ea | 3794 | estats->mac_filter_discard, estats->xxoverflow_discard, |
bb2a0f7a YG |
3795 | estats->brb_truncate_discard, |
3796 | old_tclient->ttl0_discard); | |
a2fbb9ea ET |
3797 | |
3798 | for_each_queue(bp, i) { | |
3799 | printk(KERN_DEBUG "[%d]: %lu\t%lu\t%lu\n", i, | |
3800 | bnx2x_fp(bp, i, tx_pkt), | |
3801 | bnx2x_fp(bp, i, rx_pkt), | |
3802 | bnx2x_fp(bp, i, rx_calls)); | |
3803 | } | |
3804 | } | |
3805 | ||
bb2a0f7a YG |
3806 | bnx2x_hw_stats_post(bp); |
3807 | bnx2x_storm_stats_post(bp); | |
3808 | } | |
a2fbb9ea | 3809 | |
bb2a0f7a YG |
3810 | static void bnx2x_port_stats_stop(struct bnx2x *bp) |
3811 | { | |
3812 | struct dmae_command *dmae; | |
3813 | u32 opcode; | |
3814 | int loader_idx = PMF_DMAE_C(bp); | |
3815 | u32 *stats_comp = bnx2x_sp(bp, stats_comp); | |
a2fbb9ea | 3816 | |
bb2a0f7a | 3817 | bp->executer_idx = 0; |
a2fbb9ea | 3818 | |
bb2a0f7a YG |
3819 | opcode = (DMAE_CMD_SRC_PCI | DMAE_CMD_DST_GRC | |
3820 | DMAE_CMD_C_ENABLE | | |
3821 | DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET | | |
a2fbb9ea | 3822 | #ifdef __BIG_ENDIAN |
bb2a0f7a | 3823 | DMAE_CMD_ENDIANITY_B_DW_SWAP | |
a2fbb9ea | 3824 | #else |
bb2a0f7a | 3825 | DMAE_CMD_ENDIANITY_DW_SWAP | |
a2fbb9ea | 3826 | #endif |
bb2a0f7a YG |
3827 | (BP_PORT(bp) ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) | |
3828 | (BP_E1HVN(bp) << DMAE_CMD_E1HVN_SHIFT)); | |
3829 | ||
3830 | if (bp->port.port_stx) { | |
3831 | ||
3832 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | |
3833 | if (bp->func_stx) | |
3834 | dmae->opcode = (opcode | DMAE_CMD_C_DST_GRC); | |
3835 | else | |
3836 | dmae->opcode = (opcode | DMAE_CMD_C_DST_PCI); | |
3837 | dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, port_stats)); | |
3838 | dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, port_stats)); | |
3839 | dmae->dst_addr_lo = bp->port.port_stx >> 2; | |
a2fbb9ea | 3840 | dmae->dst_addr_hi = 0; |
bb2a0f7a YG |
3841 | dmae->len = sizeof(struct host_port_stats) >> 2; |
3842 | if (bp->func_stx) { | |
3843 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; | |
3844 | dmae->comp_addr_hi = 0; | |
3845 | dmae->comp_val = 1; | |
3846 | } else { | |
3847 | dmae->comp_addr_lo = | |
3848 | U64_LO(bnx2x_sp_mapping(bp, stats_comp)); | |
3849 | dmae->comp_addr_hi = | |
3850 | U64_HI(bnx2x_sp_mapping(bp, stats_comp)); | |
3851 | dmae->comp_val = DMAE_COMP_VAL; | |
a2fbb9ea | 3852 | |
bb2a0f7a YG |
3853 | *stats_comp = 0; |
3854 | } | |
a2fbb9ea ET |
3855 | } |
3856 | ||
bb2a0f7a YG |
3857 | if (bp->func_stx) { |
3858 | ||
3859 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | |
3860 | dmae->opcode = (opcode | DMAE_CMD_C_DST_PCI); | |
3861 | dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, func_stats)); | |
3862 | dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, func_stats)); | |
3863 | dmae->dst_addr_lo = bp->func_stx >> 2; | |
3864 | dmae->dst_addr_hi = 0; | |
3865 | dmae->len = sizeof(struct host_func_stats) >> 2; | |
3866 | dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, stats_comp)); | |
3867 | dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, stats_comp)); | |
3868 | dmae->comp_val = DMAE_COMP_VAL; | |
3869 | ||
3870 | *stats_comp = 0; | |
a2fbb9ea | 3871 | } |
bb2a0f7a YG |
3872 | } |
3873 | ||
3874 | static void bnx2x_stats_stop(struct bnx2x *bp) | |
3875 | { | |
3876 | int update = 0; | |
3877 | ||
3878 | bnx2x_stats_comp(bp); | |
3879 | ||
3880 | if (bp->port.pmf) | |
3881 | update = (bnx2x_hw_stats_update(bp) == 0); | |
3882 | ||
3883 | update |= (bnx2x_storm_stats_update(bp) == 0); | |
3884 | ||
3885 | if (update) { | |
3886 | bnx2x_net_stats_update(bp); | |
a2fbb9ea | 3887 | |
bb2a0f7a YG |
3888 | if (bp->port.pmf) |
3889 | bnx2x_port_stats_stop(bp); | |
3890 | ||
3891 | bnx2x_hw_stats_post(bp); | |
3892 | bnx2x_stats_comp(bp); | |
a2fbb9ea ET |
3893 | } |
3894 | } | |
3895 | ||
bb2a0f7a YG |
3896 | static void bnx2x_stats_do_nothing(struct bnx2x *bp) |
3897 | { | |
3898 | } | |
3899 | ||
3900 | static const struct { | |
3901 | void (*action)(struct bnx2x *bp); | |
3902 | enum bnx2x_stats_state next_state; | |
3903 | } bnx2x_stats_stm[STATS_STATE_MAX][STATS_EVENT_MAX] = { | |
3904 | /* state event */ | |
3905 | { | |
3906 | /* DISABLED PMF */ {bnx2x_stats_pmf_update, STATS_STATE_DISABLED}, | |
3907 | /* LINK_UP */ {bnx2x_stats_start, STATS_STATE_ENABLED}, | |
3908 | /* UPDATE */ {bnx2x_stats_do_nothing, STATS_STATE_DISABLED}, | |
3909 | /* STOP */ {bnx2x_stats_do_nothing, STATS_STATE_DISABLED} | |
3910 | }, | |
3911 | { | |
3912 | /* ENABLED PMF */ {bnx2x_stats_pmf_start, STATS_STATE_ENABLED}, | |
3913 | /* LINK_UP */ {bnx2x_stats_restart, STATS_STATE_ENABLED}, | |
3914 | /* UPDATE */ {bnx2x_stats_update, STATS_STATE_ENABLED}, | |
3915 | /* STOP */ {bnx2x_stats_stop, STATS_STATE_DISABLED} | |
3916 | } | |
3917 | }; | |
3918 | ||
3919 | static void bnx2x_stats_handle(struct bnx2x *bp, enum bnx2x_stats_event event) | |
3920 | { | |
3921 | enum bnx2x_stats_state state = bp->stats_state; | |
3922 | ||
3923 | bnx2x_stats_stm[state][event].action(bp); | |
3924 | bp->stats_state = bnx2x_stats_stm[state][event].next_state; | |
3925 | ||
3926 | if ((event != STATS_EVENT_UPDATE) || (bp->msglevel & NETIF_MSG_TIMER)) | |
3927 | DP(BNX2X_MSG_STATS, "state %d -> event %d -> state %d\n", | |
3928 | state, event, bp->stats_state); | |
3929 | } | |
3930 | ||
a2fbb9ea ET |
3931 | static void bnx2x_timer(unsigned long data) |
3932 | { | |
3933 | struct bnx2x *bp = (struct bnx2x *) data; | |
3934 | ||
3935 | if (!netif_running(bp->dev)) | |
3936 | return; | |
3937 | ||
3938 | if (atomic_read(&bp->intr_sem) != 0) | |
f1410647 | 3939 | goto timer_restart; |
a2fbb9ea ET |
3940 | |
3941 | if (poll) { | |
3942 | struct bnx2x_fastpath *fp = &bp->fp[0]; | |
3943 | int rc; | |
3944 | ||
3945 | bnx2x_tx_int(fp, 1000); | |
3946 | rc = bnx2x_rx_int(fp, 1000); | |
3947 | } | |
3948 | ||
34f80b04 EG |
3949 | if (!BP_NOMCP(bp)) { |
3950 | int func = BP_FUNC(bp); | |
a2fbb9ea ET |
3951 | u32 drv_pulse; |
3952 | u32 mcp_pulse; | |
3953 | ||
3954 | ++bp->fw_drv_pulse_wr_seq; | |
3955 | bp->fw_drv_pulse_wr_seq &= DRV_PULSE_SEQ_MASK; | |
3956 | /* TBD - add SYSTEM_TIME */ | |
3957 | drv_pulse = bp->fw_drv_pulse_wr_seq; | |
34f80b04 | 3958 | SHMEM_WR(bp, func_mb[func].drv_pulse_mb, drv_pulse); |
a2fbb9ea | 3959 | |
34f80b04 | 3960 | mcp_pulse = (SHMEM_RD(bp, func_mb[func].mcp_pulse_mb) & |
a2fbb9ea ET |
3961 | MCP_PULSE_SEQ_MASK); |
3962 | /* The delta between driver pulse and mcp response | |
3963 | * should be 1 (before mcp response) or 0 (after mcp response) | |
3964 | */ | |
3965 | if ((drv_pulse != mcp_pulse) && | |
3966 | (drv_pulse != ((mcp_pulse + 1) & MCP_PULSE_SEQ_MASK))) { | |
3967 | /* someone lost a heartbeat... */ | |
3968 | BNX2X_ERR("drv_pulse (0x%x) != mcp_pulse (0x%x)\n", | |
3969 | drv_pulse, mcp_pulse); | |
3970 | } | |
3971 | } | |
3972 | ||
bb2a0f7a YG |
3973 | if ((bp->state == BNX2X_STATE_OPEN) || |
3974 | (bp->state == BNX2X_STATE_DISABLED)) | |
3975 | bnx2x_stats_handle(bp, STATS_EVENT_UPDATE); | |
a2fbb9ea | 3976 | |
f1410647 | 3977 | timer_restart: |
a2fbb9ea ET |
3978 | mod_timer(&bp->timer, jiffies + bp->current_interval); |
3979 | } | |
3980 | ||
3981 | /* end of Statistics */ | |
3982 | ||
3983 | /* nic init */ | |
3984 | ||
3985 | /* | |
3986 | * nic init service functions | |
3987 | */ | |
3988 | ||
34f80b04 | 3989 | static void bnx2x_zero_sb(struct bnx2x *bp, int sb_id) |
a2fbb9ea | 3990 | { |
34f80b04 EG |
3991 | int port = BP_PORT(bp); |
3992 | ||
3993 | bnx2x_init_fill(bp, BAR_USTRORM_INTMEM + | |
3994 | USTORM_SB_HOST_STATUS_BLOCK_OFFSET(port, sb_id), 0, | |
35302989 | 3995 | sizeof(struct ustorm_status_block)/4); |
34f80b04 EG |
3996 | bnx2x_init_fill(bp, BAR_CSTRORM_INTMEM + |
3997 | CSTORM_SB_HOST_STATUS_BLOCK_OFFSET(port, sb_id), 0, | |
35302989 | 3998 | sizeof(struct cstorm_status_block)/4); |
34f80b04 EG |
3999 | } |
4000 | ||
5c862848 EG |
4001 | static void bnx2x_init_sb(struct bnx2x *bp, struct host_status_block *sb, |
4002 | dma_addr_t mapping, int sb_id) | |
34f80b04 EG |
4003 | { |
4004 | int port = BP_PORT(bp); | |
bb2a0f7a | 4005 | int func = BP_FUNC(bp); |
a2fbb9ea | 4006 | int index; |
34f80b04 | 4007 | u64 section; |
a2fbb9ea ET |
4008 | |
4009 | /* USTORM */ | |
4010 | section = ((u64)mapping) + offsetof(struct host_status_block, | |
4011 | u_status_block); | |
34f80b04 | 4012 | sb->u_status_block.status_block_id = sb_id; |
a2fbb9ea ET |
4013 | |
4014 | REG_WR(bp, BAR_USTRORM_INTMEM + | |
34f80b04 | 4015 | USTORM_SB_HOST_SB_ADDR_OFFSET(port, sb_id), U64_LO(section)); |
a2fbb9ea | 4016 | REG_WR(bp, BAR_USTRORM_INTMEM + |
34f80b04 | 4017 | ((USTORM_SB_HOST_SB_ADDR_OFFSET(port, sb_id)) + 4), |
a2fbb9ea | 4018 | U64_HI(section)); |
bb2a0f7a YG |
4019 | REG_WR8(bp, BAR_USTRORM_INTMEM + FP_USB_FUNC_OFF + |
4020 | USTORM_SB_HOST_STATUS_BLOCK_OFFSET(port, sb_id), func); | |
a2fbb9ea ET |
4021 | |
4022 | for (index = 0; index < HC_USTORM_SB_NUM_INDICES; index++) | |
4023 | REG_WR16(bp, BAR_USTRORM_INTMEM + | |
34f80b04 | 4024 | USTORM_SB_HC_DISABLE_OFFSET(port, sb_id, index), 1); |
a2fbb9ea ET |
4025 | |
4026 | /* CSTORM */ | |
4027 | section = ((u64)mapping) + offsetof(struct host_status_block, | |
4028 | c_status_block); | |
34f80b04 | 4029 | sb->c_status_block.status_block_id = sb_id; |
a2fbb9ea ET |
4030 | |
4031 | REG_WR(bp, BAR_CSTRORM_INTMEM + | |
34f80b04 | 4032 | CSTORM_SB_HOST_SB_ADDR_OFFSET(port, sb_id), U64_LO(section)); |
a2fbb9ea | 4033 | REG_WR(bp, BAR_CSTRORM_INTMEM + |
34f80b04 | 4034 | ((CSTORM_SB_HOST_SB_ADDR_OFFSET(port, sb_id)) + 4), |
a2fbb9ea | 4035 | U64_HI(section)); |
7a9b2557 VZ |
4036 | REG_WR8(bp, BAR_CSTRORM_INTMEM + FP_CSB_FUNC_OFF + |
4037 | CSTORM_SB_HOST_STATUS_BLOCK_OFFSET(port, sb_id), func); | |
a2fbb9ea ET |
4038 | |
4039 | for (index = 0; index < HC_CSTORM_SB_NUM_INDICES; index++) | |
4040 | REG_WR16(bp, BAR_CSTRORM_INTMEM + | |
34f80b04 EG |
4041 | CSTORM_SB_HC_DISABLE_OFFSET(port, sb_id, index), 1); |
4042 | ||
4043 | bnx2x_ack_sb(bp, sb_id, CSTORM_ID, 0, IGU_INT_ENABLE, 0); | |
4044 | } | |
4045 | ||
4046 | static void bnx2x_zero_def_sb(struct bnx2x *bp) | |
4047 | { | |
4048 | int func = BP_FUNC(bp); | |
a2fbb9ea | 4049 | |
34f80b04 EG |
4050 | bnx2x_init_fill(bp, BAR_USTRORM_INTMEM + |
4051 | USTORM_DEF_SB_HOST_STATUS_BLOCK_OFFSET(func), 0, | |
4052 | sizeof(struct ustorm_def_status_block)/4); | |
4053 | bnx2x_init_fill(bp, BAR_CSTRORM_INTMEM + | |
4054 | CSTORM_DEF_SB_HOST_STATUS_BLOCK_OFFSET(func), 0, | |
4055 | sizeof(struct cstorm_def_status_block)/4); | |
4056 | bnx2x_init_fill(bp, BAR_XSTRORM_INTMEM + | |
4057 | XSTORM_DEF_SB_HOST_STATUS_BLOCK_OFFSET(func), 0, | |
4058 | sizeof(struct xstorm_def_status_block)/4); | |
4059 | bnx2x_init_fill(bp, BAR_TSTRORM_INTMEM + | |
4060 | TSTORM_DEF_SB_HOST_STATUS_BLOCK_OFFSET(func), 0, | |
4061 | sizeof(struct tstorm_def_status_block)/4); | |
a2fbb9ea ET |
4062 | } |
4063 | ||
4064 | static void bnx2x_init_def_sb(struct bnx2x *bp, | |
4065 | struct host_def_status_block *def_sb, | |
34f80b04 | 4066 | dma_addr_t mapping, int sb_id) |
a2fbb9ea | 4067 | { |
34f80b04 EG |
4068 | int port = BP_PORT(bp); |
4069 | int func = BP_FUNC(bp); | |
a2fbb9ea ET |
4070 | int index, val, reg_offset; |
4071 | u64 section; | |
4072 | ||
4073 | /* ATTN */ | |
4074 | section = ((u64)mapping) + offsetof(struct host_def_status_block, | |
4075 | atten_status_block); | |
34f80b04 | 4076 | def_sb->atten_status_block.status_block_id = sb_id; |
a2fbb9ea | 4077 | |
49d66772 ET |
4078 | bp->attn_state = 0; |
4079 | ||
a2fbb9ea ET |
4080 | reg_offset = (port ? MISC_REG_AEU_ENABLE1_FUNC_1_OUT_0 : |
4081 | MISC_REG_AEU_ENABLE1_FUNC_0_OUT_0); | |
4082 | ||
34f80b04 | 4083 | for (index = 0; index < MAX_DYNAMIC_ATTN_GRPS; index++) { |
a2fbb9ea ET |
4084 | bp->attn_group[index].sig[0] = REG_RD(bp, |
4085 | reg_offset + 0x10*index); | |
4086 | bp->attn_group[index].sig[1] = REG_RD(bp, | |
4087 | reg_offset + 0x4 + 0x10*index); | |
4088 | bp->attn_group[index].sig[2] = REG_RD(bp, | |
4089 | reg_offset + 0x8 + 0x10*index); | |
4090 | bp->attn_group[index].sig[3] = REG_RD(bp, | |
4091 | reg_offset + 0xc + 0x10*index); | |
4092 | } | |
4093 | ||
a2fbb9ea ET |
4094 | reg_offset = (port ? HC_REG_ATTN_MSG1_ADDR_L : |
4095 | HC_REG_ATTN_MSG0_ADDR_L); | |
4096 | ||
4097 | REG_WR(bp, reg_offset, U64_LO(section)); | |
4098 | REG_WR(bp, reg_offset + 4, U64_HI(section)); | |
4099 | ||
4100 | reg_offset = (port ? HC_REG_ATTN_NUM_P1 : HC_REG_ATTN_NUM_P0); | |
4101 | ||
4102 | val = REG_RD(bp, reg_offset); | |
34f80b04 | 4103 | val |= sb_id; |
a2fbb9ea ET |
4104 | REG_WR(bp, reg_offset, val); |
4105 | ||
4106 | /* USTORM */ | |
4107 | section = ((u64)mapping) + offsetof(struct host_def_status_block, | |
4108 | u_def_status_block); | |
34f80b04 | 4109 | def_sb->u_def_status_block.status_block_id = sb_id; |
a2fbb9ea ET |
4110 | |
4111 | REG_WR(bp, BAR_USTRORM_INTMEM + | |
34f80b04 | 4112 | USTORM_DEF_SB_HOST_SB_ADDR_OFFSET(func), U64_LO(section)); |
a2fbb9ea | 4113 | REG_WR(bp, BAR_USTRORM_INTMEM + |
34f80b04 | 4114 | ((USTORM_DEF_SB_HOST_SB_ADDR_OFFSET(func)) + 4), |
a2fbb9ea | 4115 | U64_HI(section)); |
5c862848 | 4116 | REG_WR8(bp, BAR_USTRORM_INTMEM + DEF_USB_FUNC_OFF + |
34f80b04 | 4117 | USTORM_DEF_SB_HOST_STATUS_BLOCK_OFFSET(func), func); |
a2fbb9ea ET |
4118 | |
4119 | for (index = 0; index < HC_USTORM_DEF_SB_NUM_INDICES; index++) | |
4120 | REG_WR16(bp, BAR_USTRORM_INTMEM + | |
34f80b04 | 4121 | USTORM_DEF_SB_HC_DISABLE_OFFSET(func, index), 1); |
a2fbb9ea ET |
4122 | |
4123 | /* CSTORM */ | |
4124 | section = ((u64)mapping) + offsetof(struct host_def_status_block, | |
4125 | c_def_status_block); | |
34f80b04 | 4126 | def_sb->c_def_status_block.status_block_id = sb_id; |
a2fbb9ea ET |
4127 | |
4128 | REG_WR(bp, BAR_CSTRORM_INTMEM + | |
34f80b04 | 4129 | CSTORM_DEF_SB_HOST_SB_ADDR_OFFSET(func), U64_LO(section)); |
a2fbb9ea | 4130 | REG_WR(bp, BAR_CSTRORM_INTMEM + |
34f80b04 | 4131 | ((CSTORM_DEF_SB_HOST_SB_ADDR_OFFSET(func)) + 4), |
a2fbb9ea | 4132 | U64_HI(section)); |
5c862848 | 4133 | REG_WR8(bp, BAR_CSTRORM_INTMEM + DEF_CSB_FUNC_OFF + |
34f80b04 | 4134 | CSTORM_DEF_SB_HOST_STATUS_BLOCK_OFFSET(func), func); |
a2fbb9ea ET |
4135 | |
4136 | for (index = 0; index < HC_CSTORM_DEF_SB_NUM_INDICES; index++) | |
4137 | REG_WR16(bp, BAR_CSTRORM_INTMEM + | |
34f80b04 | 4138 | CSTORM_DEF_SB_HC_DISABLE_OFFSET(func, index), 1); |
a2fbb9ea ET |
4139 | |
4140 | /* TSTORM */ | |
4141 | section = ((u64)mapping) + offsetof(struct host_def_status_block, | |
4142 | t_def_status_block); | |
34f80b04 | 4143 | def_sb->t_def_status_block.status_block_id = sb_id; |
a2fbb9ea ET |
4144 | |
4145 | REG_WR(bp, BAR_TSTRORM_INTMEM + | |
34f80b04 | 4146 | TSTORM_DEF_SB_HOST_SB_ADDR_OFFSET(func), U64_LO(section)); |
a2fbb9ea | 4147 | REG_WR(bp, BAR_TSTRORM_INTMEM + |
34f80b04 | 4148 | ((TSTORM_DEF_SB_HOST_SB_ADDR_OFFSET(func)) + 4), |
a2fbb9ea | 4149 | U64_HI(section)); |
5c862848 | 4150 | REG_WR8(bp, BAR_TSTRORM_INTMEM + DEF_TSB_FUNC_OFF + |
34f80b04 | 4151 | TSTORM_DEF_SB_HOST_STATUS_BLOCK_OFFSET(func), func); |
a2fbb9ea ET |
4152 | |
4153 | for (index = 0; index < HC_TSTORM_DEF_SB_NUM_INDICES; index++) | |
4154 | REG_WR16(bp, BAR_TSTRORM_INTMEM + | |
34f80b04 | 4155 | TSTORM_DEF_SB_HC_DISABLE_OFFSET(func, index), 1); |
a2fbb9ea ET |
4156 | |
4157 | /* XSTORM */ | |
4158 | section = ((u64)mapping) + offsetof(struct host_def_status_block, | |
4159 | x_def_status_block); | |
34f80b04 | 4160 | def_sb->x_def_status_block.status_block_id = sb_id; |
a2fbb9ea ET |
4161 | |
4162 | REG_WR(bp, BAR_XSTRORM_INTMEM + | |
34f80b04 | 4163 | XSTORM_DEF_SB_HOST_SB_ADDR_OFFSET(func), U64_LO(section)); |
a2fbb9ea | 4164 | REG_WR(bp, BAR_XSTRORM_INTMEM + |
34f80b04 | 4165 | ((XSTORM_DEF_SB_HOST_SB_ADDR_OFFSET(func)) + 4), |
a2fbb9ea | 4166 | U64_HI(section)); |
5c862848 | 4167 | REG_WR8(bp, BAR_XSTRORM_INTMEM + DEF_XSB_FUNC_OFF + |
34f80b04 | 4168 | XSTORM_DEF_SB_HOST_STATUS_BLOCK_OFFSET(func), func); |
a2fbb9ea ET |
4169 | |
4170 | for (index = 0; index < HC_XSTORM_DEF_SB_NUM_INDICES; index++) | |
4171 | REG_WR16(bp, BAR_XSTRORM_INTMEM + | |
34f80b04 | 4172 | XSTORM_DEF_SB_HC_DISABLE_OFFSET(func, index), 1); |
49d66772 | 4173 | |
bb2a0f7a | 4174 | bp->stats_pending = 0; |
66e855f3 | 4175 | bp->set_mac_pending = 0; |
bb2a0f7a | 4176 | |
34f80b04 | 4177 | bnx2x_ack_sb(bp, sb_id, CSTORM_ID, 0, IGU_INT_ENABLE, 0); |
a2fbb9ea ET |
4178 | } |
4179 | ||
4180 | static void bnx2x_update_coalesce(struct bnx2x *bp) | |
4181 | { | |
34f80b04 | 4182 | int port = BP_PORT(bp); |
a2fbb9ea ET |
4183 | int i; |
4184 | ||
4185 | for_each_queue(bp, i) { | |
34f80b04 | 4186 | int sb_id = bp->fp[i].sb_id; |
a2fbb9ea ET |
4187 | |
4188 | /* HC_INDEX_U_ETH_RX_CQ_CONS */ | |
4189 | REG_WR8(bp, BAR_USTRORM_INTMEM + | |
34f80b04 | 4190 | USTORM_SB_HC_TIMEOUT_OFFSET(port, sb_id, |
5c862848 | 4191 | U_SB_ETH_RX_CQ_INDEX), |
34f80b04 | 4192 | bp->rx_ticks/12); |
a2fbb9ea | 4193 | REG_WR16(bp, BAR_USTRORM_INTMEM + |
34f80b04 | 4194 | USTORM_SB_HC_DISABLE_OFFSET(port, sb_id, |
5c862848 EG |
4195 | U_SB_ETH_RX_CQ_INDEX), |
4196 | bp->rx_ticks ? 0 : 1); | |
4197 | REG_WR16(bp, BAR_USTRORM_INTMEM + | |
4198 | USTORM_SB_HC_DISABLE_OFFSET(port, sb_id, | |
4199 | U_SB_ETH_RX_BD_INDEX), | |
34f80b04 | 4200 | bp->rx_ticks ? 0 : 1); |
a2fbb9ea ET |
4201 | |
4202 | /* HC_INDEX_C_ETH_TX_CQ_CONS */ | |
4203 | REG_WR8(bp, BAR_CSTRORM_INTMEM + | |
34f80b04 | 4204 | CSTORM_SB_HC_TIMEOUT_OFFSET(port, sb_id, |
5c862848 | 4205 | C_SB_ETH_TX_CQ_INDEX), |
34f80b04 | 4206 | bp->tx_ticks/12); |
a2fbb9ea | 4207 | REG_WR16(bp, BAR_CSTRORM_INTMEM + |
34f80b04 | 4208 | CSTORM_SB_HC_DISABLE_OFFSET(port, sb_id, |
5c862848 | 4209 | C_SB_ETH_TX_CQ_INDEX), |
34f80b04 | 4210 | bp->tx_ticks ? 0 : 1); |
a2fbb9ea ET |
4211 | } |
4212 | } | |
4213 | ||
7a9b2557 VZ |
4214 | static inline void bnx2x_free_tpa_pool(struct bnx2x *bp, |
4215 | struct bnx2x_fastpath *fp, int last) | |
4216 | { | |
4217 | int i; | |
4218 | ||
4219 | for (i = 0; i < last; i++) { | |
4220 | struct sw_rx_bd *rx_buf = &(fp->tpa_pool[i]); | |
4221 | struct sk_buff *skb = rx_buf->skb; | |
4222 | ||
4223 | if (skb == NULL) { | |
4224 | DP(NETIF_MSG_IFDOWN, "tpa bin %d empty on free\n", i); | |
4225 | continue; | |
4226 | } | |
4227 | ||
4228 | if (fp->tpa_state[i] == BNX2X_TPA_START) | |
4229 | pci_unmap_single(bp->pdev, | |
4230 | pci_unmap_addr(rx_buf, mapping), | |
437cf2f1 | 4231 | bp->rx_buf_size, |
7a9b2557 VZ |
4232 | PCI_DMA_FROMDEVICE); |
4233 | ||
4234 | dev_kfree_skb(skb); | |
4235 | rx_buf->skb = NULL; | |
4236 | } | |
4237 | } | |
4238 | ||
a2fbb9ea ET |
4239 | static void bnx2x_init_rx_rings(struct bnx2x *bp) |
4240 | { | |
7a9b2557 | 4241 | int func = BP_FUNC(bp); |
32626230 EG |
4242 | int max_agg_queues = CHIP_IS_E1(bp) ? ETH_MAX_AGGREGATION_QUEUES_E1 : |
4243 | ETH_MAX_AGGREGATION_QUEUES_E1H; | |
4244 | u16 ring_prod, cqe_ring_prod; | |
a2fbb9ea | 4245 | int i, j; |
a2fbb9ea | 4246 | |
437cf2f1 EG |
4247 | bp->rx_buf_size = bp->dev->mtu; |
4248 | bp->rx_buf_size += bp->rx_offset + ETH_OVREHEAD + | |
4249 | BCM_RX_ETH_PAYLOAD_ALIGN; | |
a2fbb9ea | 4250 | |
7a9b2557 VZ |
4251 | if (bp->flags & TPA_ENABLE_FLAG) { |
4252 | DP(NETIF_MSG_IFUP, | |
437cf2f1 EG |
4253 | "rx_buf_size %d effective_mtu %d\n", |
4254 | bp->rx_buf_size, bp->dev->mtu + ETH_OVREHEAD); | |
7a9b2557 VZ |
4255 | |
4256 | for_each_queue(bp, j) { | |
32626230 | 4257 | struct bnx2x_fastpath *fp = &bp->fp[j]; |
7a9b2557 | 4258 | |
32626230 | 4259 | for (i = 0; i < max_agg_queues; i++) { |
7a9b2557 VZ |
4260 | fp->tpa_pool[i].skb = |
4261 | netdev_alloc_skb(bp->dev, bp->rx_buf_size); | |
4262 | if (!fp->tpa_pool[i].skb) { | |
4263 | BNX2X_ERR("Failed to allocate TPA " | |
4264 | "skb pool for queue[%d] - " | |
4265 | "disabling TPA on this " | |
4266 | "queue!\n", j); | |
4267 | bnx2x_free_tpa_pool(bp, fp, i); | |
4268 | fp->disable_tpa = 1; | |
4269 | break; | |
4270 | } | |
4271 | pci_unmap_addr_set((struct sw_rx_bd *) | |
4272 | &bp->fp->tpa_pool[i], | |
4273 | mapping, 0); | |
4274 | fp->tpa_state[i] = BNX2X_TPA_STOP; | |
4275 | } | |
4276 | } | |
4277 | } | |
4278 | ||
a2fbb9ea ET |
4279 | for_each_queue(bp, j) { |
4280 | struct bnx2x_fastpath *fp = &bp->fp[j]; | |
4281 | ||
4282 | fp->rx_bd_cons = 0; | |
4283 | fp->rx_cons_sb = BNX2X_RX_SB_INDEX; | |
7a9b2557 VZ |
4284 | fp->rx_bd_cons_sb = BNX2X_RX_SB_BD_INDEX; |
4285 | ||
4286 | /* "next page" elements initialization */ | |
4287 | /* SGE ring */ | |
4288 | for (i = 1; i <= NUM_RX_SGE_PAGES; i++) { | |
4289 | struct eth_rx_sge *sge; | |
4290 | ||
4291 | sge = &fp->rx_sge_ring[RX_SGE_CNT * i - 2]; | |
4292 | sge->addr_hi = | |
4293 | cpu_to_le32(U64_HI(fp->rx_sge_mapping + | |
4294 | BCM_PAGE_SIZE*(i % NUM_RX_SGE_PAGES))); | |
4295 | sge->addr_lo = | |
4296 | cpu_to_le32(U64_LO(fp->rx_sge_mapping + | |
4297 | BCM_PAGE_SIZE*(i % NUM_RX_SGE_PAGES))); | |
4298 | } | |
4299 | ||
4300 | bnx2x_init_sge_ring_bit_mask(fp); | |
a2fbb9ea | 4301 | |
7a9b2557 | 4302 | /* RX BD ring */ |
a2fbb9ea ET |
4303 | for (i = 1; i <= NUM_RX_RINGS; i++) { |
4304 | struct eth_rx_bd *rx_bd; | |
4305 | ||
4306 | rx_bd = &fp->rx_desc_ring[RX_DESC_CNT * i - 2]; | |
4307 | rx_bd->addr_hi = | |
4308 | cpu_to_le32(U64_HI(fp->rx_desc_mapping + | |
34f80b04 | 4309 | BCM_PAGE_SIZE*(i % NUM_RX_RINGS))); |
a2fbb9ea ET |
4310 | rx_bd->addr_lo = |
4311 | cpu_to_le32(U64_LO(fp->rx_desc_mapping + | |
34f80b04 | 4312 | BCM_PAGE_SIZE*(i % NUM_RX_RINGS))); |
a2fbb9ea ET |
4313 | } |
4314 | ||
34f80b04 | 4315 | /* CQ ring */ |
a2fbb9ea ET |
4316 | for (i = 1; i <= NUM_RCQ_RINGS; i++) { |
4317 | struct eth_rx_cqe_next_page *nextpg; | |
4318 | ||
4319 | nextpg = (struct eth_rx_cqe_next_page *) | |
4320 | &fp->rx_comp_ring[RCQ_DESC_CNT * i - 1]; | |
4321 | nextpg->addr_hi = | |
4322 | cpu_to_le32(U64_HI(fp->rx_comp_mapping + | |
34f80b04 | 4323 | BCM_PAGE_SIZE*(i % NUM_RCQ_RINGS))); |
a2fbb9ea ET |
4324 | nextpg->addr_lo = |
4325 | cpu_to_le32(U64_LO(fp->rx_comp_mapping + | |
34f80b04 | 4326 | BCM_PAGE_SIZE*(i % NUM_RCQ_RINGS))); |
a2fbb9ea ET |
4327 | } |
4328 | ||
7a9b2557 VZ |
4329 | /* Allocate SGEs and initialize the ring elements */ |
4330 | for (i = 0, ring_prod = 0; | |
4331 | i < MAX_RX_SGE_CNT*NUM_RX_SGE_PAGES; i++) { | |
a2fbb9ea | 4332 | |
7a9b2557 VZ |
4333 | if (bnx2x_alloc_rx_sge(bp, fp, ring_prod) < 0) { |
4334 | BNX2X_ERR("was only able to allocate " | |
4335 | "%d rx sges\n", i); | |
4336 | BNX2X_ERR("disabling TPA for queue[%d]\n", j); | |
4337 | /* Cleanup already allocated elements */ | |
4338 | bnx2x_free_rx_sge_range(bp, fp, ring_prod); | |
32626230 | 4339 | bnx2x_free_tpa_pool(bp, fp, max_agg_queues); |
7a9b2557 VZ |
4340 | fp->disable_tpa = 1; |
4341 | ring_prod = 0; | |
4342 | break; | |
4343 | } | |
4344 | ring_prod = NEXT_SGE_IDX(ring_prod); | |
4345 | } | |
4346 | fp->rx_sge_prod = ring_prod; | |
4347 | ||
4348 | /* Allocate BDs and initialize BD ring */ | |
66e855f3 | 4349 | fp->rx_comp_cons = 0; |
7a9b2557 | 4350 | cqe_ring_prod = ring_prod = 0; |
a2fbb9ea ET |
4351 | for (i = 0; i < bp->rx_ring_size; i++) { |
4352 | if (bnx2x_alloc_rx_skb(bp, fp, ring_prod) < 0) { | |
4353 | BNX2X_ERR("was only able to allocate " | |
4354 | "%d rx skbs\n", i); | |
66e855f3 | 4355 | bp->eth_stats.rx_skb_alloc_failed++; |
a2fbb9ea ET |
4356 | break; |
4357 | } | |
4358 | ring_prod = NEXT_RX_IDX(ring_prod); | |
7a9b2557 | 4359 | cqe_ring_prod = NEXT_RCQ_IDX(cqe_ring_prod); |
53e5e96e | 4360 | WARN_ON(ring_prod <= i); |
a2fbb9ea ET |
4361 | } |
4362 | ||
7a9b2557 VZ |
4363 | fp->rx_bd_prod = ring_prod; |
4364 | /* must not have more available CQEs than BDs */ | |
4365 | fp->rx_comp_prod = min((u16)(NUM_RCQ_RINGS*RCQ_DESC_CNT), | |
4366 | cqe_ring_prod); | |
a2fbb9ea ET |
4367 | fp->rx_pkt = fp->rx_calls = 0; |
4368 | ||
7a9b2557 VZ |
4369 | /* Warning! |
4370 | * this will generate an interrupt (to the TSTORM) | |
4371 | * must only be done after chip is initialized | |
4372 | */ | |
4373 | bnx2x_update_rx_prod(bp, fp, ring_prod, fp->rx_comp_prod, | |
4374 | fp->rx_sge_prod); | |
a2fbb9ea ET |
4375 | if (j != 0) |
4376 | continue; | |
4377 | ||
4378 | REG_WR(bp, BAR_USTRORM_INTMEM + | |
7a9b2557 | 4379 | USTORM_MEM_WORKAROUND_ADDRESS_OFFSET(func), |
a2fbb9ea ET |
4380 | U64_LO(fp->rx_comp_mapping)); |
4381 | REG_WR(bp, BAR_USTRORM_INTMEM + | |
7a9b2557 | 4382 | USTORM_MEM_WORKAROUND_ADDRESS_OFFSET(func) + 4, |
a2fbb9ea ET |
4383 | U64_HI(fp->rx_comp_mapping)); |
4384 | } | |
4385 | } | |
4386 | ||
4387 | static void bnx2x_init_tx_ring(struct bnx2x *bp) | |
4388 | { | |
4389 | int i, j; | |
4390 | ||
4391 | for_each_queue(bp, j) { | |
4392 | struct bnx2x_fastpath *fp = &bp->fp[j]; | |
4393 | ||
4394 | for (i = 1; i <= NUM_TX_RINGS; i++) { | |
4395 | struct eth_tx_bd *tx_bd = | |
4396 | &fp->tx_desc_ring[TX_DESC_CNT * i - 1]; | |
4397 | ||
4398 | tx_bd->addr_hi = | |
4399 | cpu_to_le32(U64_HI(fp->tx_desc_mapping + | |
34f80b04 | 4400 | BCM_PAGE_SIZE*(i % NUM_TX_RINGS))); |
a2fbb9ea ET |
4401 | tx_bd->addr_lo = |
4402 | cpu_to_le32(U64_LO(fp->tx_desc_mapping + | |
34f80b04 | 4403 | BCM_PAGE_SIZE*(i % NUM_TX_RINGS))); |
a2fbb9ea ET |
4404 | } |
4405 | ||
4406 | fp->tx_pkt_prod = 0; | |
4407 | fp->tx_pkt_cons = 0; | |
4408 | fp->tx_bd_prod = 0; | |
4409 | fp->tx_bd_cons = 0; | |
4410 | fp->tx_cons_sb = BNX2X_TX_SB_INDEX; | |
4411 | fp->tx_pkt = 0; | |
4412 | } | |
4413 | } | |
4414 | ||
4415 | static void bnx2x_init_sp_ring(struct bnx2x *bp) | |
4416 | { | |
34f80b04 | 4417 | int func = BP_FUNC(bp); |
a2fbb9ea ET |
4418 | |
4419 | spin_lock_init(&bp->spq_lock); | |
4420 | ||
4421 | bp->spq_left = MAX_SPQ_PENDING; | |
4422 | bp->spq_prod_idx = 0; | |
a2fbb9ea ET |
4423 | bp->dsb_sp_prod = BNX2X_SP_DSB_INDEX; |
4424 | bp->spq_prod_bd = bp->spq; | |
4425 | bp->spq_last_bd = bp->spq_prod_bd + MAX_SP_DESC_CNT; | |
4426 | ||
34f80b04 | 4427 | REG_WR(bp, XSEM_REG_FAST_MEMORY + XSTORM_SPQ_PAGE_BASE_OFFSET(func), |
a2fbb9ea | 4428 | U64_LO(bp->spq_mapping)); |
34f80b04 EG |
4429 | REG_WR(bp, |
4430 | XSEM_REG_FAST_MEMORY + XSTORM_SPQ_PAGE_BASE_OFFSET(func) + 4, | |
a2fbb9ea ET |
4431 | U64_HI(bp->spq_mapping)); |
4432 | ||
34f80b04 | 4433 | REG_WR(bp, XSEM_REG_FAST_MEMORY + XSTORM_SPQ_PROD_OFFSET(func), |
a2fbb9ea ET |
4434 | bp->spq_prod_idx); |
4435 | } | |
4436 | ||
4437 | static void bnx2x_init_context(struct bnx2x *bp) | |
4438 | { | |
4439 | int i; | |
4440 | ||
4441 | for_each_queue(bp, i) { | |
4442 | struct eth_context *context = bnx2x_sp(bp, context[i].eth); | |
4443 | struct bnx2x_fastpath *fp = &bp->fp[i]; | |
34f80b04 | 4444 | u8 sb_id = FP_SB_ID(fp); |
a2fbb9ea ET |
4445 | |
4446 | context->xstorm_st_context.tx_bd_page_base_hi = | |
4447 | U64_HI(fp->tx_desc_mapping); | |
4448 | context->xstorm_st_context.tx_bd_page_base_lo = | |
4449 | U64_LO(fp->tx_desc_mapping); | |
4450 | context->xstorm_st_context.db_data_addr_hi = | |
4451 | U64_HI(fp->tx_prods_mapping); | |
4452 | context->xstorm_st_context.db_data_addr_lo = | |
4453 | U64_LO(fp->tx_prods_mapping); | |
34f80b04 EG |
4454 | context->xstorm_st_context.statistics_data = (BP_CL_ID(bp) | |
4455 | XSTORM_ETH_ST_CONTEXT_STATISTICS_ENABLE); | |
4456 | ||
4457 | context->ustorm_st_context.common.sb_index_numbers = | |
4458 | BNX2X_RX_SB_INDEX_NUM; | |
4459 | context->ustorm_st_context.common.clientId = FP_CL_ID(fp); | |
4460 | context->ustorm_st_context.common.status_block_id = sb_id; | |
4461 | context->ustorm_st_context.common.flags = | |
4462 | USTORM_ETH_ST_CONTEXT_CONFIG_ENABLE_MC_ALIGNMENT; | |
437cf2f1 EG |
4463 | context->ustorm_st_context.common.mc_alignment_size = |
4464 | BCM_RX_ETH_PAYLOAD_ALIGN; | |
34f80b04 | 4465 | context->ustorm_st_context.common.bd_buff_size = |
437cf2f1 | 4466 | bp->rx_buf_size; |
34f80b04 | 4467 | context->ustorm_st_context.common.bd_page_base_hi = |
a2fbb9ea | 4468 | U64_HI(fp->rx_desc_mapping); |
34f80b04 | 4469 | context->ustorm_st_context.common.bd_page_base_lo = |
a2fbb9ea | 4470 | U64_LO(fp->rx_desc_mapping); |
7a9b2557 VZ |
4471 | if (!fp->disable_tpa) { |
4472 | context->ustorm_st_context.common.flags |= | |
4473 | (USTORM_ETH_ST_CONTEXT_CONFIG_ENABLE_TPA | | |
4474 | USTORM_ETH_ST_CONTEXT_CONFIG_ENABLE_SGE_RING); | |
4475 | context->ustorm_st_context.common.sge_buff_size = | |
4476 | (u16)(BCM_PAGE_SIZE*PAGES_PER_SGE); | |
4477 | context->ustorm_st_context.common.sge_page_base_hi = | |
4478 | U64_HI(fp->rx_sge_mapping); | |
4479 | context->ustorm_st_context.common.sge_page_base_lo = | |
4480 | U64_LO(fp->rx_sge_mapping); | |
4481 | } | |
4482 | ||
a2fbb9ea | 4483 | context->cstorm_st_context.sb_index_number = |
5c862848 | 4484 | C_SB_ETH_TX_CQ_INDEX; |
34f80b04 | 4485 | context->cstorm_st_context.status_block_id = sb_id; |
a2fbb9ea ET |
4486 | |
4487 | context->xstorm_ag_context.cdu_reserved = | |
4488 | CDU_RSRVD_VALUE_TYPE_A(HW_CID(bp, i), | |
4489 | CDU_REGION_NUMBER_XCM_AG, | |
4490 | ETH_CONNECTION_TYPE); | |
4491 | context->ustorm_ag_context.cdu_usage = | |
4492 | CDU_RSRVD_VALUE_TYPE_A(HW_CID(bp, i), | |
4493 | CDU_REGION_NUMBER_UCM_AG, | |
4494 | ETH_CONNECTION_TYPE); | |
4495 | } | |
4496 | } | |
4497 | ||
4498 | static void bnx2x_init_ind_table(struct bnx2x *bp) | |
4499 | { | |
34f80b04 | 4500 | int port = BP_PORT(bp); |
a2fbb9ea ET |
4501 | int i; |
4502 | ||
4503 | if (!is_multi(bp)) | |
4504 | return; | |
4505 | ||
34f80b04 | 4506 | DP(NETIF_MSG_IFUP, "Initializing indirection table\n"); |
a2fbb9ea | 4507 | for (i = 0; i < TSTORM_INDIRECTION_TABLE_SIZE; i++) |
34f80b04 EG |
4508 | REG_WR8(bp, BAR_TSTRORM_INTMEM + |
4509 | TSTORM_INDIRECTION_TABLE_OFFSET(port) + i, | |
a2fbb9ea ET |
4510 | i % bp->num_queues); |
4511 | ||
4512 | REG_WR(bp, PRS_REG_A_PRSU_20, 0xf); | |
4513 | } | |
4514 | ||
49d66772 ET |
4515 | static void bnx2x_set_client_config(struct bnx2x *bp) |
4516 | { | |
49d66772 | 4517 | struct tstorm_eth_client_config tstorm_client = {0}; |
34f80b04 EG |
4518 | int port = BP_PORT(bp); |
4519 | int i; | |
49d66772 | 4520 | |
34f80b04 | 4521 | tstorm_client.mtu = bp->dev->mtu + ETH_OVREHEAD; |
66e855f3 | 4522 | tstorm_client.statistics_counter_id = BP_CL_ID(bp); |
49d66772 ET |
4523 | tstorm_client.config_flags = |
4524 | TSTORM_ETH_CLIENT_CONFIG_STATSITICS_ENABLE; | |
4525 | #ifdef BCM_VLAN | |
34f80b04 | 4526 | if (bp->rx_mode && bp->vlgrp) { |
49d66772 ET |
4527 | tstorm_client.config_flags |= |
4528 | TSTORM_ETH_CLIENT_CONFIG_VLAN_REMOVAL_ENABLE; | |
4529 | DP(NETIF_MSG_IFUP, "vlan removal enabled\n"); | |
4530 | } | |
4531 | #endif | |
49d66772 | 4532 | |
7a9b2557 VZ |
4533 | if (bp->flags & TPA_ENABLE_FLAG) { |
4534 | tstorm_client.max_sges_for_packet = | |
4535 | BCM_PAGE_ALIGN(tstorm_client.mtu) >> BCM_PAGE_SHIFT; | |
4536 | tstorm_client.max_sges_for_packet = | |
4537 | ((tstorm_client.max_sges_for_packet + | |
4538 | PAGES_PER_SGE - 1) & (~(PAGES_PER_SGE - 1))) >> | |
4539 | PAGES_PER_SGE_SHIFT; | |
4540 | ||
4541 | tstorm_client.config_flags |= | |
4542 | TSTORM_ETH_CLIENT_CONFIG_ENABLE_SGE_RING; | |
4543 | } | |
4544 | ||
49d66772 ET |
4545 | for_each_queue(bp, i) { |
4546 | REG_WR(bp, BAR_TSTRORM_INTMEM + | |
34f80b04 | 4547 | TSTORM_CLIENT_CONFIG_OFFSET(port, bp->fp[i].cl_id), |
49d66772 ET |
4548 | ((u32 *)&tstorm_client)[0]); |
4549 | REG_WR(bp, BAR_TSTRORM_INTMEM + | |
34f80b04 | 4550 | TSTORM_CLIENT_CONFIG_OFFSET(port, bp->fp[i].cl_id) + 4, |
49d66772 ET |
4551 | ((u32 *)&tstorm_client)[1]); |
4552 | } | |
4553 | ||
34f80b04 EG |
4554 | DP(BNX2X_MSG_OFF, "tstorm_client: 0x%08x 0x%08x\n", |
4555 | ((u32 *)&tstorm_client)[0], ((u32 *)&tstorm_client)[1]); | |
49d66772 ET |
4556 | } |
4557 | ||
a2fbb9ea ET |
4558 | static void bnx2x_set_storm_rx_mode(struct bnx2x *bp) |
4559 | { | |
a2fbb9ea | 4560 | struct tstorm_eth_mac_filter_config tstorm_mac_filter = {0}; |
34f80b04 EG |
4561 | int mode = bp->rx_mode; |
4562 | int mask = (1 << BP_L_ID(bp)); | |
4563 | int func = BP_FUNC(bp); | |
a2fbb9ea ET |
4564 | int i; |
4565 | ||
3196a88a | 4566 | DP(NETIF_MSG_IFUP, "rx mode %d mask 0x%x\n", mode, mask); |
a2fbb9ea ET |
4567 | |
4568 | switch (mode) { | |
4569 | case BNX2X_RX_MODE_NONE: /* no Rx */ | |
34f80b04 EG |
4570 | tstorm_mac_filter.ucast_drop_all = mask; |
4571 | tstorm_mac_filter.mcast_drop_all = mask; | |
4572 | tstorm_mac_filter.bcast_drop_all = mask; | |
a2fbb9ea ET |
4573 | break; |
4574 | case BNX2X_RX_MODE_NORMAL: | |
34f80b04 | 4575 | tstorm_mac_filter.bcast_accept_all = mask; |
a2fbb9ea ET |
4576 | break; |
4577 | case BNX2X_RX_MODE_ALLMULTI: | |
34f80b04 EG |
4578 | tstorm_mac_filter.mcast_accept_all = mask; |
4579 | tstorm_mac_filter.bcast_accept_all = mask; | |
a2fbb9ea ET |
4580 | break; |
4581 | case BNX2X_RX_MODE_PROMISC: | |
34f80b04 EG |
4582 | tstorm_mac_filter.ucast_accept_all = mask; |
4583 | tstorm_mac_filter.mcast_accept_all = mask; | |
4584 | tstorm_mac_filter.bcast_accept_all = mask; | |
a2fbb9ea ET |
4585 | break; |
4586 | default: | |
34f80b04 EG |
4587 | BNX2X_ERR("BAD rx mode (%d)\n", mode); |
4588 | break; | |
a2fbb9ea ET |
4589 | } |
4590 | ||
4591 | for (i = 0; i < sizeof(struct tstorm_eth_mac_filter_config)/4; i++) { | |
4592 | REG_WR(bp, BAR_TSTRORM_INTMEM + | |
34f80b04 | 4593 | TSTORM_MAC_FILTER_CONFIG_OFFSET(func) + i * 4, |
a2fbb9ea ET |
4594 | ((u32 *)&tstorm_mac_filter)[i]); |
4595 | ||
34f80b04 | 4596 | /* DP(NETIF_MSG_IFUP, "tstorm_mac_filter[%d]: 0x%08x\n", i, |
a2fbb9ea ET |
4597 | ((u32 *)&tstorm_mac_filter)[i]); */ |
4598 | } | |
a2fbb9ea | 4599 | |
49d66772 ET |
4600 | if (mode != BNX2X_RX_MODE_NONE) |
4601 | bnx2x_set_client_config(bp); | |
a2fbb9ea ET |
4602 | } |
4603 | ||
471de716 EG |
4604 | static void bnx2x_init_internal_common(struct bnx2x *bp) |
4605 | { | |
4606 | int i; | |
4607 | ||
3cdf1db7 YG |
4608 | if (bp->flags & TPA_ENABLE_FLAG) { |
4609 | struct tstorm_eth_tpa_exist tpa = {0}; | |
4610 | ||
4611 | tpa.tpa_exist = 1; | |
4612 | ||
4613 | REG_WR(bp, BAR_TSTRORM_INTMEM + TSTORM_TPA_EXIST_OFFSET, | |
4614 | ((u32 *)&tpa)[0]); | |
4615 | REG_WR(bp, BAR_TSTRORM_INTMEM + TSTORM_TPA_EXIST_OFFSET + 4, | |
4616 | ((u32 *)&tpa)[1]); | |
4617 | } | |
4618 | ||
471de716 EG |
4619 | /* Zero this manually as its initialization is |
4620 | currently missing in the initTool */ | |
4621 | for (i = 0; i < (USTORM_AGG_DATA_SIZE >> 2); i++) | |
4622 | REG_WR(bp, BAR_USTRORM_INTMEM + | |
4623 | USTORM_AGG_DATA_OFFSET + i * 4, 0); | |
4624 | } | |
4625 | ||
4626 | static void bnx2x_init_internal_port(struct bnx2x *bp) | |
4627 | { | |
4628 | int port = BP_PORT(bp); | |
4629 | ||
4630 | REG_WR(bp, BAR_USTRORM_INTMEM + USTORM_HC_BTR_OFFSET(port), BNX2X_BTR); | |
4631 | REG_WR(bp, BAR_CSTRORM_INTMEM + CSTORM_HC_BTR_OFFSET(port), BNX2X_BTR); | |
4632 | REG_WR(bp, BAR_TSTRORM_INTMEM + TSTORM_HC_BTR_OFFSET(port), BNX2X_BTR); | |
4633 | REG_WR(bp, BAR_XSTRORM_INTMEM + XSTORM_HC_BTR_OFFSET(port), BNX2X_BTR); | |
4634 | } | |
4635 | ||
4636 | static void bnx2x_init_internal_func(struct bnx2x *bp) | |
a2fbb9ea | 4637 | { |
a2fbb9ea ET |
4638 | struct tstorm_eth_function_common_config tstorm_config = {0}; |
4639 | struct stats_indication_flags stats_flags = {0}; | |
34f80b04 EG |
4640 | int port = BP_PORT(bp); |
4641 | int func = BP_FUNC(bp); | |
4642 | int i; | |
471de716 | 4643 | u16 max_agg_size; |
a2fbb9ea ET |
4644 | |
4645 | if (is_multi(bp)) { | |
4646 | tstorm_config.config_flags = MULTI_FLAGS; | |
4647 | tstorm_config.rss_result_mask = MULTI_MASK; | |
4648 | } | |
4649 | ||
34f80b04 EG |
4650 | tstorm_config.leading_client_id = BP_L_ID(bp); |
4651 | ||
a2fbb9ea | 4652 | REG_WR(bp, BAR_TSTRORM_INTMEM + |
34f80b04 | 4653 | TSTORM_FUNCTION_COMMON_CONFIG_OFFSET(func), |
a2fbb9ea ET |
4654 | (*(u32 *)&tstorm_config)); |
4655 | ||
c14423fe | 4656 | bp->rx_mode = BNX2X_RX_MODE_NONE; /* no rx until link is up */ |
a2fbb9ea ET |
4657 | bnx2x_set_storm_rx_mode(bp); |
4658 | ||
66e855f3 YG |
4659 | /* reset xstorm per client statistics */ |
4660 | for (i = 0; i < sizeof(struct xstorm_per_client_stats) / 4; i++) { | |
4661 | REG_WR(bp, BAR_XSTRORM_INTMEM + | |
4662 | XSTORM_PER_COUNTER_ID_STATS_OFFSET(port, BP_CL_ID(bp)) + | |
4663 | i*4, 0); | |
4664 | } | |
4665 | /* reset tstorm per client statistics */ | |
4666 | for (i = 0; i < sizeof(struct tstorm_per_client_stats) / 4; i++) { | |
4667 | REG_WR(bp, BAR_TSTRORM_INTMEM + | |
4668 | TSTORM_PER_COUNTER_ID_STATS_OFFSET(port, BP_CL_ID(bp)) + | |
4669 | i*4, 0); | |
4670 | } | |
4671 | ||
4672 | /* Init statistics related context */ | |
34f80b04 | 4673 | stats_flags.collect_eth = 1; |
a2fbb9ea | 4674 | |
66e855f3 | 4675 | REG_WR(bp, BAR_XSTRORM_INTMEM + XSTORM_STATS_FLAGS_OFFSET(func), |
a2fbb9ea | 4676 | ((u32 *)&stats_flags)[0]); |
66e855f3 | 4677 | REG_WR(bp, BAR_XSTRORM_INTMEM + XSTORM_STATS_FLAGS_OFFSET(func) + 4, |
a2fbb9ea ET |
4678 | ((u32 *)&stats_flags)[1]); |
4679 | ||
66e855f3 | 4680 | REG_WR(bp, BAR_TSTRORM_INTMEM + TSTORM_STATS_FLAGS_OFFSET(func), |
a2fbb9ea | 4681 | ((u32 *)&stats_flags)[0]); |
66e855f3 | 4682 | REG_WR(bp, BAR_TSTRORM_INTMEM + TSTORM_STATS_FLAGS_OFFSET(func) + 4, |
a2fbb9ea ET |
4683 | ((u32 *)&stats_flags)[1]); |
4684 | ||
66e855f3 | 4685 | REG_WR(bp, BAR_CSTRORM_INTMEM + CSTORM_STATS_FLAGS_OFFSET(func), |
a2fbb9ea | 4686 | ((u32 *)&stats_flags)[0]); |
66e855f3 | 4687 | REG_WR(bp, BAR_CSTRORM_INTMEM + CSTORM_STATS_FLAGS_OFFSET(func) + 4, |
a2fbb9ea ET |
4688 | ((u32 *)&stats_flags)[1]); |
4689 | ||
66e855f3 YG |
4690 | REG_WR(bp, BAR_XSTRORM_INTMEM + |
4691 | XSTORM_ETH_STATS_QUERY_ADDR_OFFSET(func), | |
4692 | U64_LO(bnx2x_sp_mapping(bp, fw_stats))); | |
4693 | REG_WR(bp, BAR_XSTRORM_INTMEM + | |
4694 | XSTORM_ETH_STATS_QUERY_ADDR_OFFSET(func) + 4, | |
4695 | U64_HI(bnx2x_sp_mapping(bp, fw_stats))); | |
4696 | ||
4697 | REG_WR(bp, BAR_TSTRORM_INTMEM + | |
4698 | TSTORM_ETH_STATS_QUERY_ADDR_OFFSET(func), | |
4699 | U64_LO(bnx2x_sp_mapping(bp, fw_stats))); | |
4700 | REG_WR(bp, BAR_TSTRORM_INTMEM + | |
4701 | TSTORM_ETH_STATS_QUERY_ADDR_OFFSET(func) + 4, | |
4702 | U64_HI(bnx2x_sp_mapping(bp, fw_stats))); | |
34f80b04 EG |
4703 | |
4704 | if (CHIP_IS_E1H(bp)) { | |
4705 | REG_WR8(bp, BAR_XSTRORM_INTMEM + XSTORM_FUNCTION_MODE_OFFSET, | |
4706 | IS_E1HMF(bp)); | |
4707 | REG_WR8(bp, BAR_TSTRORM_INTMEM + TSTORM_FUNCTION_MODE_OFFSET, | |
4708 | IS_E1HMF(bp)); | |
4709 | REG_WR8(bp, BAR_CSTRORM_INTMEM + CSTORM_FUNCTION_MODE_OFFSET, | |
4710 | IS_E1HMF(bp)); | |
4711 | REG_WR8(bp, BAR_USTRORM_INTMEM + USTORM_FUNCTION_MODE_OFFSET, | |
4712 | IS_E1HMF(bp)); | |
4713 | ||
7a9b2557 VZ |
4714 | REG_WR16(bp, BAR_XSTRORM_INTMEM + XSTORM_E1HOV_OFFSET(func), |
4715 | bp->e1hov); | |
34f80b04 EG |
4716 | } |
4717 | ||
471de716 | 4718 | /* Init CQ ring mapping and aggregation size */ |
437cf2f1 | 4719 | max_agg_size = min((u32)(bp->rx_buf_size + |
471de716 EG |
4720 | 8*BCM_PAGE_SIZE*PAGES_PER_SGE), |
4721 | (u32)0xffff); | |
7a9b2557 VZ |
4722 | for_each_queue(bp, i) { |
4723 | struct bnx2x_fastpath *fp = &bp->fp[i]; | |
7a9b2557 VZ |
4724 | |
4725 | REG_WR(bp, BAR_USTRORM_INTMEM + | |
4726 | USTORM_CQE_PAGE_BASE_OFFSET(port, FP_CL_ID(fp)), | |
4727 | U64_LO(fp->rx_comp_mapping)); | |
4728 | REG_WR(bp, BAR_USTRORM_INTMEM + | |
4729 | USTORM_CQE_PAGE_BASE_OFFSET(port, FP_CL_ID(fp)) + 4, | |
4730 | U64_HI(fp->rx_comp_mapping)); | |
4731 | ||
7a9b2557 VZ |
4732 | REG_WR16(bp, BAR_USTRORM_INTMEM + |
4733 | USTORM_MAX_AGG_SIZE_OFFSET(port, FP_CL_ID(fp)), | |
4734 | max_agg_size); | |
4735 | } | |
a2fbb9ea ET |
4736 | } |
4737 | ||
471de716 EG |
4738 | static void bnx2x_init_internal(struct bnx2x *bp, u32 load_code) |
4739 | { | |
4740 | switch (load_code) { | |
4741 | case FW_MSG_CODE_DRV_LOAD_COMMON: | |
4742 | bnx2x_init_internal_common(bp); | |
4743 | /* no break */ | |
4744 | ||
4745 | case FW_MSG_CODE_DRV_LOAD_PORT: | |
4746 | bnx2x_init_internal_port(bp); | |
4747 | /* no break */ | |
4748 | ||
4749 | case FW_MSG_CODE_DRV_LOAD_FUNCTION: | |
4750 | bnx2x_init_internal_func(bp); | |
4751 | break; | |
4752 | ||
4753 | default: | |
4754 | BNX2X_ERR("Unknown load_code (0x%x) from MCP\n", load_code); | |
4755 | break; | |
4756 | } | |
4757 | } | |
4758 | ||
4759 | static void bnx2x_nic_init(struct bnx2x *bp, u32 load_code) | |
a2fbb9ea ET |
4760 | { |
4761 | int i; | |
4762 | ||
4763 | for_each_queue(bp, i) { | |
4764 | struct bnx2x_fastpath *fp = &bp->fp[i]; | |
4765 | ||
34f80b04 | 4766 | fp->bp = bp; |
a2fbb9ea | 4767 | fp->state = BNX2X_FP_STATE_CLOSED; |
a2fbb9ea | 4768 | fp->index = i; |
34f80b04 EG |
4769 | fp->cl_id = BP_L_ID(bp) + i; |
4770 | fp->sb_id = fp->cl_id; | |
4771 | DP(NETIF_MSG_IFUP, | |
4772 | "bnx2x_init_sb(%p,%p) index %d cl_id %d sb %d\n", | |
4773 | bp, fp->status_blk, i, FP_CL_ID(fp), FP_SB_ID(fp)); | |
5c862848 EG |
4774 | bnx2x_init_sb(bp, fp->status_blk, fp->status_blk_mapping, |
4775 | FP_SB_ID(fp)); | |
4776 | bnx2x_update_fpsb_idx(fp); | |
a2fbb9ea ET |
4777 | } |
4778 | ||
5c862848 EG |
4779 | bnx2x_init_def_sb(bp, bp->def_status_blk, bp->def_status_blk_mapping, |
4780 | DEF_SB_ID); | |
4781 | bnx2x_update_dsb_idx(bp); | |
a2fbb9ea ET |
4782 | bnx2x_update_coalesce(bp); |
4783 | bnx2x_init_rx_rings(bp); | |
4784 | bnx2x_init_tx_ring(bp); | |
4785 | bnx2x_init_sp_ring(bp); | |
4786 | bnx2x_init_context(bp); | |
471de716 | 4787 | bnx2x_init_internal(bp, load_code); |
a2fbb9ea | 4788 | bnx2x_init_ind_table(bp); |
615f8fd9 | 4789 | bnx2x_int_enable(bp); |
a2fbb9ea ET |
4790 | } |
4791 | ||
4792 | /* end of nic init */ | |
4793 | ||
4794 | /* | |
4795 | * gzip service functions | |
4796 | */ | |
4797 | ||
4798 | static int bnx2x_gunzip_init(struct bnx2x *bp) | |
4799 | { | |
4800 | bp->gunzip_buf = pci_alloc_consistent(bp->pdev, FW_BUF_SIZE, | |
4801 | &bp->gunzip_mapping); | |
4802 | if (bp->gunzip_buf == NULL) | |
4803 | goto gunzip_nomem1; | |
4804 | ||
4805 | bp->strm = kmalloc(sizeof(*bp->strm), GFP_KERNEL); | |
4806 | if (bp->strm == NULL) | |
4807 | goto gunzip_nomem2; | |
4808 | ||
4809 | bp->strm->workspace = kmalloc(zlib_inflate_workspacesize(), | |
4810 | GFP_KERNEL); | |
4811 | if (bp->strm->workspace == NULL) | |
4812 | goto gunzip_nomem3; | |
4813 | ||
4814 | return 0; | |
4815 | ||
4816 | gunzip_nomem3: | |
4817 | kfree(bp->strm); | |
4818 | bp->strm = NULL; | |
4819 | ||
4820 | gunzip_nomem2: | |
4821 | pci_free_consistent(bp->pdev, FW_BUF_SIZE, bp->gunzip_buf, | |
4822 | bp->gunzip_mapping); | |
4823 | bp->gunzip_buf = NULL; | |
4824 | ||
4825 | gunzip_nomem1: | |
4826 | printk(KERN_ERR PFX "%s: Cannot allocate firmware buffer for" | |
34f80b04 | 4827 | " un-compression\n", bp->dev->name); |
a2fbb9ea ET |
4828 | return -ENOMEM; |
4829 | } | |
4830 | ||
4831 | static void bnx2x_gunzip_end(struct bnx2x *bp) | |
4832 | { | |
4833 | kfree(bp->strm->workspace); | |
4834 | ||
4835 | kfree(bp->strm); | |
4836 | bp->strm = NULL; | |
4837 | ||
4838 | if (bp->gunzip_buf) { | |
4839 | pci_free_consistent(bp->pdev, FW_BUF_SIZE, bp->gunzip_buf, | |
4840 | bp->gunzip_mapping); | |
4841 | bp->gunzip_buf = NULL; | |
4842 | } | |
4843 | } | |
4844 | ||
4845 | static int bnx2x_gunzip(struct bnx2x *bp, u8 *zbuf, int len) | |
4846 | { | |
4847 | int n, rc; | |
4848 | ||
4849 | /* check gzip header */ | |
4850 | if ((zbuf[0] != 0x1f) || (zbuf[1] != 0x8b) || (zbuf[2] != Z_DEFLATED)) | |
4851 | return -EINVAL; | |
4852 | ||
4853 | n = 10; | |
4854 | ||
34f80b04 | 4855 | #define FNAME 0x8 |
a2fbb9ea ET |
4856 | |
4857 | if (zbuf[3] & FNAME) | |
4858 | while ((zbuf[n++] != 0) && (n < len)); | |
4859 | ||
4860 | bp->strm->next_in = zbuf + n; | |
4861 | bp->strm->avail_in = len - n; | |
4862 | bp->strm->next_out = bp->gunzip_buf; | |
4863 | bp->strm->avail_out = FW_BUF_SIZE; | |
4864 | ||
4865 | rc = zlib_inflateInit2(bp->strm, -MAX_WBITS); | |
4866 | if (rc != Z_OK) | |
4867 | return rc; | |
4868 | ||
4869 | rc = zlib_inflate(bp->strm, Z_FINISH); | |
4870 | if ((rc != Z_OK) && (rc != Z_STREAM_END)) | |
4871 | printk(KERN_ERR PFX "%s: Firmware decompression error: %s\n", | |
4872 | bp->dev->name, bp->strm->msg); | |
4873 | ||
4874 | bp->gunzip_outlen = (FW_BUF_SIZE - bp->strm->avail_out); | |
4875 | if (bp->gunzip_outlen & 0x3) | |
4876 | printk(KERN_ERR PFX "%s: Firmware decompression error:" | |
4877 | " gunzip_outlen (%d) not aligned\n", | |
4878 | bp->dev->name, bp->gunzip_outlen); | |
4879 | bp->gunzip_outlen >>= 2; | |
4880 | ||
4881 | zlib_inflateEnd(bp->strm); | |
4882 | ||
4883 | if (rc == Z_STREAM_END) | |
4884 | return 0; | |
4885 | ||
4886 | return rc; | |
4887 | } | |
4888 | ||
4889 | /* nic load/unload */ | |
4890 | ||
4891 | /* | |
34f80b04 | 4892 | * General service functions |
a2fbb9ea ET |
4893 | */ |
4894 | ||
4895 | /* send a NIG loopback debug packet */ | |
4896 | static void bnx2x_lb_pckt(struct bnx2x *bp) | |
4897 | { | |
a2fbb9ea | 4898 | u32 wb_write[3]; |
a2fbb9ea ET |
4899 | |
4900 | /* Ethernet source and destination addresses */ | |
a2fbb9ea ET |
4901 | wb_write[0] = 0x55555555; |
4902 | wb_write[1] = 0x55555555; | |
34f80b04 | 4903 | wb_write[2] = 0x20; /* SOP */ |
a2fbb9ea | 4904 | REG_WR_DMAE(bp, NIG_REG_DEBUG_PACKET_LB, wb_write, 3); |
a2fbb9ea ET |
4905 | |
4906 | /* NON-IP protocol */ | |
a2fbb9ea ET |
4907 | wb_write[0] = 0x09000000; |
4908 | wb_write[1] = 0x55555555; | |
34f80b04 | 4909 | wb_write[2] = 0x10; /* EOP, eop_bvalid = 0 */ |
a2fbb9ea | 4910 | REG_WR_DMAE(bp, NIG_REG_DEBUG_PACKET_LB, wb_write, 3); |
a2fbb9ea ET |
4911 | } |
4912 | ||
4913 | /* some of the internal memories | |
4914 | * are not directly readable from the driver | |
4915 | * to test them we send debug packets | |
4916 | */ | |
4917 | static int bnx2x_int_mem_test(struct bnx2x *bp) | |
4918 | { | |
4919 | int factor; | |
4920 | int count, i; | |
4921 | u32 val = 0; | |
4922 | ||
ad8d3948 | 4923 | if (CHIP_REV_IS_FPGA(bp)) |
a2fbb9ea | 4924 | factor = 120; |
ad8d3948 EG |
4925 | else if (CHIP_REV_IS_EMUL(bp)) |
4926 | factor = 200; | |
4927 | else | |
a2fbb9ea | 4928 | factor = 1; |
a2fbb9ea ET |
4929 | |
4930 | DP(NETIF_MSG_HW, "start part1\n"); | |
4931 | ||
4932 | /* Disable inputs of parser neighbor blocks */ | |
4933 | REG_WR(bp, TSDM_REG_ENABLE_IN1, 0x0); | |
4934 | REG_WR(bp, TCM_REG_PRS_IFEN, 0x0); | |
4935 | REG_WR(bp, CFC_REG_DEBUG0, 0x1); | |
3196a88a | 4936 | REG_WR(bp, NIG_REG_PRS_REQ_IN_EN, 0x0); |
a2fbb9ea ET |
4937 | |
4938 | /* Write 0 to parser credits for CFC search request */ | |
4939 | REG_WR(bp, PRS_REG_CFC_SEARCH_INITIAL_CREDIT, 0x0); | |
4940 | ||
4941 | /* send Ethernet packet */ | |
4942 | bnx2x_lb_pckt(bp); | |
4943 | ||
4944 | /* TODO do i reset NIG statistic? */ | |
4945 | /* Wait until NIG register shows 1 packet of size 0x10 */ | |
4946 | count = 1000 * factor; | |
4947 | while (count) { | |
34f80b04 | 4948 | |
a2fbb9ea ET |
4949 | bnx2x_read_dmae(bp, NIG_REG_STAT2_BRB_OCTET, 2); |
4950 | val = *bnx2x_sp(bp, wb_data[0]); | |
a2fbb9ea ET |
4951 | if (val == 0x10) |
4952 | break; | |
4953 | ||
4954 | msleep(10); | |
4955 | count--; | |
4956 | } | |
4957 | if (val != 0x10) { | |
4958 | BNX2X_ERR("NIG timeout val = 0x%x\n", val); | |
4959 | return -1; | |
4960 | } | |
4961 | ||
4962 | /* Wait until PRS register shows 1 packet */ | |
4963 | count = 1000 * factor; | |
4964 | while (count) { | |
4965 | val = REG_RD(bp, PRS_REG_NUM_OF_PACKETS); | |
a2fbb9ea ET |
4966 | if (val == 1) |
4967 | break; | |
4968 | ||
4969 | msleep(10); | |
4970 | count--; | |
4971 | } | |
4972 | if (val != 0x1) { | |
4973 | BNX2X_ERR("PRS timeout val = 0x%x\n", val); | |
4974 | return -2; | |
4975 | } | |
4976 | ||
4977 | /* Reset and init BRB, PRS */ | |
34f80b04 | 4978 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_CLEAR, 0x03); |
a2fbb9ea | 4979 | msleep(50); |
34f80b04 | 4980 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_SET, 0x03); |
a2fbb9ea ET |
4981 | msleep(50); |
4982 | bnx2x_init_block(bp, BRB1_COMMON_START, BRB1_COMMON_END); | |
4983 | bnx2x_init_block(bp, PRS_COMMON_START, PRS_COMMON_END); | |
4984 | ||
4985 | DP(NETIF_MSG_HW, "part2\n"); | |
4986 | ||
4987 | /* Disable inputs of parser neighbor blocks */ | |
4988 | REG_WR(bp, TSDM_REG_ENABLE_IN1, 0x0); | |
4989 | REG_WR(bp, TCM_REG_PRS_IFEN, 0x0); | |
4990 | REG_WR(bp, CFC_REG_DEBUG0, 0x1); | |
3196a88a | 4991 | REG_WR(bp, NIG_REG_PRS_REQ_IN_EN, 0x0); |
a2fbb9ea ET |
4992 | |
4993 | /* Write 0 to parser credits for CFC search request */ | |
4994 | REG_WR(bp, PRS_REG_CFC_SEARCH_INITIAL_CREDIT, 0x0); | |
4995 | ||
4996 | /* send 10 Ethernet packets */ | |
4997 | for (i = 0; i < 10; i++) | |
4998 | bnx2x_lb_pckt(bp); | |
4999 | ||
5000 | /* Wait until NIG register shows 10 + 1 | |
5001 | packets of size 11*0x10 = 0xb0 */ | |
5002 | count = 1000 * factor; | |
5003 | while (count) { | |
34f80b04 | 5004 | |
a2fbb9ea ET |
5005 | bnx2x_read_dmae(bp, NIG_REG_STAT2_BRB_OCTET, 2); |
5006 | val = *bnx2x_sp(bp, wb_data[0]); | |
a2fbb9ea ET |
5007 | if (val == 0xb0) |
5008 | break; | |
5009 | ||
5010 | msleep(10); | |
5011 | count--; | |
5012 | } | |
5013 | if (val != 0xb0) { | |
5014 | BNX2X_ERR("NIG timeout val = 0x%x\n", val); | |
5015 | return -3; | |
5016 | } | |
5017 | ||
5018 | /* Wait until PRS register shows 2 packets */ | |
5019 | val = REG_RD(bp, PRS_REG_NUM_OF_PACKETS); | |
5020 | if (val != 2) | |
5021 | BNX2X_ERR("PRS timeout val = 0x%x\n", val); | |
5022 | ||
5023 | /* Write 1 to parser credits for CFC search request */ | |
5024 | REG_WR(bp, PRS_REG_CFC_SEARCH_INITIAL_CREDIT, 0x1); | |
5025 | ||
5026 | /* Wait until PRS register shows 3 packets */ | |
5027 | msleep(10 * factor); | |
5028 | /* Wait until NIG register shows 1 packet of size 0x10 */ | |
5029 | val = REG_RD(bp, PRS_REG_NUM_OF_PACKETS); | |
5030 | if (val != 3) | |
5031 | BNX2X_ERR("PRS timeout val = 0x%x\n", val); | |
5032 | ||
5033 | /* clear NIG EOP FIFO */ | |
5034 | for (i = 0; i < 11; i++) | |
5035 | REG_RD(bp, NIG_REG_INGRESS_EOP_LB_FIFO); | |
5036 | val = REG_RD(bp, NIG_REG_INGRESS_EOP_LB_EMPTY); | |
5037 | if (val != 1) { | |
5038 | BNX2X_ERR("clear of NIG failed\n"); | |
5039 | return -4; | |
5040 | } | |
5041 | ||
5042 | /* Reset and init BRB, PRS, NIG */ | |
5043 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_CLEAR, 0x03); | |
5044 | msleep(50); | |
5045 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_SET, 0x03); | |
5046 | msleep(50); | |
5047 | bnx2x_init_block(bp, BRB1_COMMON_START, BRB1_COMMON_END); | |
5048 | bnx2x_init_block(bp, PRS_COMMON_START, PRS_COMMON_END); | |
5049 | #ifndef BCM_ISCSI | |
5050 | /* set NIC mode */ | |
5051 | REG_WR(bp, PRS_REG_NIC_MODE, 1); | |
5052 | #endif | |
5053 | ||
5054 | /* Enable inputs of parser neighbor blocks */ | |
5055 | REG_WR(bp, TSDM_REG_ENABLE_IN1, 0x7fffffff); | |
5056 | REG_WR(bp, TCM_REG_PRS_IFEN, 0x1); | |
5057 | REG_WR(bp, CFC_REG_DEBUG0, 0x0); | |
3196a88a | 5058 | REG_WR(bp, NIG_REG_PRS_REQ_IN_EN, 0x1); |
a2fbb9ea ET |
5059 | |
5060 | DP(NETIF_MSG_HW, "done\n"); | |
5061 | ||
5062 | return 0; /* OK */ | |
5063 | } | |
5064 | ||
5065 | static void enable_blocks_attention(struct bnx2x *bp) | |
5066 | { | |
5067 | REG_WR(bp, PXP_REG_PXP_INT_MASK_0, 0); | |
5068 | REG_WR(bp, PXP_REG_PXP_INT_MASK_1, 0); | |
5069 | REG_WR(bp, DORQ_REG_DORQ_INT_MASK, 0); | |
5070 | REG_WR(bp, CFC_REG_CFC_INT_MASK, 0); | |
5071 | REG_WR(bp, QM_REG_QM_INT_MASK, 0); | |
5072 | REG_WR(bp, TM_REG_TM_INT_MASK, 0); | |
5073 | REG_WR(bp, XSDM_REG_XSDM_INT_MASK_0, 0); | |
5074 | REG_WR(bp, XSDM_REG_XSDM_INT_MASK_1, 0); | |
5075 | REG_WR(bp, XCM_REG_XCM_INT_MASK, 0); | |
34f80b04 EG |
5076 | /* REG_WR(bp, XSEM_REG_XSEM_INT_MASK_0, 0); */ |
5077 | /* REG_WR(bp, XSEM_REG_XSEM_INT_MASK_1, 0); */ | |
a2fbb9ea ET |
5078 | REG_WR(bp, USDM_REG_USDM_INT_MASK_0, 0); |
5079 | REG_WR(bp, USDM_REG_USDM_INT_MASK_1, 0); | |
5080 | REG_WR(bp, UCM_REG_UCM_INT_MASK, 0); | |
34f80b04 EG |
5081 | /* REG_WR(bp, USEM_REG_USEM_INT_MASK_0, 0); */ |
5082 | /* REG_WR(bp, USEM_REG_USEM_INT_MASK_1, 0); */ | |
a2fbb9ea ET |
5083 | REG_WR(bp, GRCBASE_UPB + PB_REG_PB_INT_MASK, 0); |
5084 | REG_WR(bp, CSDM_REG_CSDM_INT_MASK_0, 0); | |
5085 | REG_WR(bp, CSDM_REG_CSDM_INT_MASK_1, 0); | |
5086 | REG_WR(bp, CCM_REG_CCM_INT_MASK, 0); | |
34f80b04 EG |
5087 | /* REG_WR(bp, CSEM_REG_CSEM_INT_MASK_0, 0); */ |
5088 | /* REG_WR(bp, CSEM_REG_CSEM_INT_MASK_1, 0); */ | |
5089 | if (CHIP_REV_IS_FPGA(bp)) | |
5090 | REG_WR(bp, PXP2_REG_PXP2_INT_MASK_0, 0x580000); | |
5091 | else | |
5092 | REG_WR(bp, PXP2_REG_PXP2_INT_MASK_0, 0x480000); | |
a2fbb9ea ET |
5093 | REG_WR(bp, TSDM_REG_TSDM_INT_MASK_0, 0); |
5094 | REG_WR(bp, TSDM_REG_TSDM_INT_MASK_1, 0); | |
5095 | REG_WR(bp, TCM_REG_TCM_INT_MASK, 0); | |
34f80b04 EG |
5096 | /* REG_WR(bp, TSEM_REG_TSEM_INT_MASK_0, 0); */ |
5097 | /* REG_WR(bp, TSEM_REG_TSEM_INT_MASK_1, 0); */ | |
a2fbb9ea ET |
5098 | REG_WR(bp, CDU_REG_CDU_INT_MASK, 0); |
5099 | REG_WR(bp, DMAE_REG_DMAE_INT_MASK, 0); | |
34f80b04 EG |
5100 | /* REG_WR(bp, MISC_REG_MISC_INT_MASK, 0); */ |
5101 | REG_WR(bp, PBF_REG_PBF_INT_MASK, 0X18); /* bit 3,4 masked */ | |
a2fbb9ea ET |
5102 | } |
5103 | ||
34f80b04 EG |
5104 | |
5105 | static int bnx2x_init_common(struct bnx2x *bp) | |
a2fbb9ea | 5106 | { |
a2fbb9ea | 5107 | u32 val, i; |
a2fbb9ea | 5108 | |
34f80b04 | 5109 | DP(BNX2X_MSG_MCP, "starting common init func %d\n", BP_FUNC(bp)); |
a2fbb9ea | 5110 | |
34f80b04 EG |
5111 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_SET, 0xffffffff); |
5112 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_SET, 0xfffc); | |
a2fbb9ea | 5113 | |
34f80b04 EG |
5114 | bnx2x_init_block(bp, MISC_COMMON_START, MISC_COMMON_END); |
5115 | if (CHIP_IS_E1H(bp)) | |
5116 | REG_WR(bp, MISC_REG_E1HMF_MODE, IS_E1HMF(bp)); | |
a2fbb9ea | 5117 | |
34f80b04 EG |
5118 | REG_WR(bp, MISC_REG_LCPLL_CTRL_REG_2, 0x100); |
5119 | msleep(30); | |
5120 | REG_WR(bp, MISC_REG_LCPLL_CTRL_REG_2, 0x0); | |
a2fbb9ea | 5121 | |
34f80b04 EG |
5122 | bnx2x_init_block(bp, PXP_COMMON_START, PXP_COMMON_END); |
5123 | if (CHIP_IS_E1(bp)) { | |
5124 | /* enable HW interrupt from PXP on USDM overflow | |
5125 | bit 16 on INT_MASK_0 */ | |
5126 | REG_WR(bp, PXP_REG_PXP_INT_MASK_0, 0); | |
5127 | } | |
a2fbb9ea | 5128 | |
34f80b04 EG |
5129 | bnx2x_init_block(bp, PXP2_COMMON_START, PXP2_COMMON_END); |
5130 | bnx2x_init_pxp(bp); | |
a2fbb9ea ET |
5131 | |
5132 | #ifdef __BIG_ENDIAN | |
34f80b04 EG |
5133 | REG_WR(bp, PXP2_REG_RQ_QM_ENDIAN_M, 1); |
5134 | REG_WR(bp, PXP2_REG_RQ_TM_ENDIAN_M, 1); | |
5135 | REG_WR(bp, PXP2_REG_RQ_SRC_ENDIAN_M, 1); | |
5136 | REG_WR(bp, PXP2_REG_RQ_CDU_ENDIAN_M, 1); | |
5137 | REG_WR(bp, PXP2_REG_RQ_DBG_ENDIAN_M, 1); | |
5138 | REG_WR(bp, PXP2_REG_RQ_HC_ENDIAN_M, 1); | |
5139 | ||
5140 | /* REG_WR(bp, PXP2_REG_RD_PBF_SWAP_MODE, 1); */ | |
5141 | REG_WR(bp, PXP2_REG_RD_QM_SWAP_MODE, 1); | |
5142 | REG_WR(bp, PXP2_REG_RD_TM_SWAP_MODE, 1); | |
5143 | REG_WR(bp, PXP2_REG_RD_SRC_SWAP_MODE, 1); | |
5144 | REG_WR(bp, PXP2_REG_RD_CDURD_SWAP_MODE, 1); | |
a2fbb9ea ET |
5145 | #endif |
5146 | ||
34f80b04 | 5147 | REG_WR(bp, PXP2_REG_RQ_CDU_P_SIZE, 2); |
a2fbb9ea | 5148 | #ifdef BCM_ISCSI |
34f80b04 EG |
5149 | REG_WR(bp, PXP2_REG_RQ_TM_P_SIZE, 5); |
5150 | REG_WR(bp, PXP2_REG_RQ_QM_P_SIZE, 5); | |
5151 | REG_WR(bp, PXP2_REG_RQ_SRC_P_SIZE, 5); | |
a2fbb9ea ET |
5152 | #endif |
5153 | ||
34f80b04 EG |
5154 | if (CHIP_REV_IS_FPGA(bp) && CHIP_IS_E1H(bp)) |
5155 | REG_WR(bp, PXP2_REG_PGL_TAGS_LIMIT, 0x1); | |
a2fbb9ea | 5156 | |
34f80b04 EG |
5157 | /* let the HW do it's magic ... */ |
5158 | msleep(100); | |
5159 | /* finish PXP init */ | |
5160 | val = REG_RD(bp, PXP2_REG_RQ_CFG_DONE); | |
5161 | if (val != 1) { | |
5162 | BNX2X_ERR("PXP2 CFG failed\n"); | |
5163 | return -EBUSY; | |
5164 | } | |
5165 | val = REG_RD(bp, PXP2_REG_RD_INIT_DONE); | |
5166 | if (val != 1) { | |
5167 | BNX2X_ERR("PXP2 RD_INIT failed\n"); | |
5168 | return -EBUSY; | |
5169 | } | |
a2fbb9ea | 5170 | |
34f80b04 EG |
5171 | REG_WR(bp, PXP2_REG_RQ_DISABLE_INPUTS, 0); |
5172 | REG_WR(bp, PXP2_REG_RD_DISABLE_INPUTS, 0); | |
a2fbb9ea | 5173 | |
34f80b04 | 5174 | bnx2x_init_block(bp, DMAE_COMMON_START, DMAE_COMMON_END); |
a2fbb9ea | 5175 | |
34f80b04 EG |
5176 | /* clean the DMAE memory */ |
5177 | bp->dmae_ready = 1; | |
5178 | bnx2x_init_fill(bp, TSEM_REG_PRAM, 0, 8); | |
a2fbb9ea | 5179 | |
34f80b04 EG |
5180 | bnx2x_init_block(bp, TCM_COMMON_START, TCM_COMMON_END); |
5181 | bnx2x_init_block(bp, UCM_COMMON_START, UCM_COMMON_END); | |
5182 | bnx2x_init_block(bp, CCM_COMMON_START, CCM_COMMON_END); | |
5183 | bnx2x_init_block(bp, XCM_COMMON_START, XCM_COMMON_END); | |
a2fbb9ea | 5184 | |
34f80b04 EG |
5185 | bnx2x_read_dmae(bp, XSEM_REG_PASSIVE_BUFFER, 3); |
5186 | bnx2x_read_dmae(bp, CSEM_REG_PASSIVE_BUFFER, 3); | |
5187 | bnx2x_read_dmae(bp, TSEM_REG_PASSIVE_BUFFER, 3); | |
5188 | bnx2x_read_dmae(bp, USEM_REG_PASSIVE_BUFFER, 3); | |
5189 | ||
5190 | bnx2x_init_block(bp, QM_COMMON_START, QM_COMMON_END); | |
5191 | /* soft reset pulse */ | |
5192 | REG_WR(bp, QM_REG_SOFT_RESET, 1); | |
5193 | REG_WR(bp, QM_REG_SOFT_RESET, 0); | |
a2fbb9ea ET |
5194 | |
5195 | #ifdef BCM_ISCSI | |
34f80b04 | 5196 | bnx2x_init_block(bp, TIMERS_COMMON_START, TIMERS_COMMON_END); |
a2fbb9ea | 5197 | #endif |
a2fbb9ea | 5198 | |
34f80b04 EG |
5199 | bnx2x_init_block(bp, DQ_COMMON_START, DQ_COMMON_END); |
5200 | REG_WR(bp, DORQ_REG_DPM_CID_OFST, BCM_PAGE_SHIFT); | |
5201 | if (!CHIP_REV_IS_SLOW(bp)) { | |
5202 | /* enable hw interrupt from doorbell Q */ | |
5203 | REG_WR(bp, DORQ_REG_DORQ_INT_MASK, 0); | |
5204 | } | |
a2fbb9ea | 5205 | |
34f80b04 EG |
5206 | bnx2x_init_block(bp, BRB1_COMMON_START, BRB1_COMMON_END); |
5207 | if (CHIP_REV_IS_SLOW(bp)) { | |
5208 | /* fix for emulation and FPGA for no pause */ | |
5209 | REG_WR(bp, BRB1_REG_PAUSE_HIGH_THRESHOLD_0, 513); | |
5210 | REG_WR(bp, BRB1_REG_PAUSE_HIGH_THRESHOLD_1, 513); | |
5211 | REG_WR(bp, BRB1_REG_PAUSE_LOW_THRESHOLD_0, 0); | |
5212 | REG_WR(bp, BRB1_REG_PAUSE_LOW_THRESHOLD_1, 0); | |
5213 | } | |
a2fbb9ea | 5214 | |
34f80b04 | 5215 | bnx2x_init_block(bp, PRS_COMMON_START, PRS_COMMON_END); |
3196a88a EG |
5216 | /* set NIC mode */ |
5217 | REG_WR(bp, PRS_REG_NIC_MODE, 1); | |
34f80b04 EG |
5218 | if (CHIP_IS_E1H(bp)) |
5219 | REG_WR(bp, PRS_REG_E1HOV_MODE, IS_E1HMF(bp)); | |
a2fbb9ea | 5220 | |
34f80b04 EG |
5221 | bnx2x_init_block(bp, TSDM_COMMON_START, TSDM_COMMON_END); |
5222 | bnx2x_init_block(bp, CSDM_COMMON_START, CSDM_COMMON_END); | |
5223 | bnx2x_init_block(bp, USDM_COMMON_START, USDM_COMMON_END); | |
5224 | bnx2x_init_block(bp, XSDM_COMMON_START, XSDM_COMMON_END); | |
a2fbb9ea | 5225 | |
34f80b04 EG |
5226 | if (CHIP_IS_E1H(bp)) { |
5227 | bnx2x_init_fill(bp, TSTORM_INTMEM_ADDR, 0, | |
5228 | STORM_INTMEM_SIZE_E1H/2); | |
5229 | bnx2x_init_fill(bp, | |
5230 | TSTORM_INTMEM_ADDR + STORM_INTMEM_SIZE_E1H/2, | |
5231 | 0, STORM_INTMEM_SIZE_E1H/2); | |
5232 | bnx2x_init_fill(bp, CSTORM_INTMEM_ADDR, 0, | |
5233 | STORM_INTMEM_SIZE_E1H/2); | |
5234 | bnx2x_init_fill(bp, | |
5235 | CSTORM_INTMEM_ADDR + STORM_INTMEM_SIZE_E1H/2, | |
5236 | 0, STORM_INTMEM_SIZE_E1H/2); | |
5237 | bnx2x_init_fill(bp, XSTORM_INTMEM_ADDR, 0, | |
5238 | STORM_INTMEM_SIZE_E1H/2); | |
5239 | bnx2x_init_fill(bp, | |
5240 | XSTORM_INTMEM_ADDR + STORM_INTMEM_SIZE_E1H/2, | |
5241 | 0, STORM_INTMEM_SIZE_E1H/2); | |
5242 | bnx2x_init_fill(bp, USTORM_INTMEM_ADDR, 0, | |
5243 | STORM_INTMEM_SIZE_E1H/2); | |
5244 | bnx2x_init_fill(bp, | |
5245 | USTORM_INTMEM_ADDR + STORM_INTMEM_SIZE_E1H/2, | |
5246 | 0, STORM_INTMEM_SIZE_E1H/2); | |
5247 | } else { /* E1 */ | |
ad8d3948 EG |
5248 | bnx2x_init_fill(bp, TSTORM_INTMEM_ADDR, 0, |
5249 | STORM_INTMEM_SIZE_E1); | |
5250 | bnx2x_init_fill(bp, CSTORM_INTMEM_ADDR, 0, | |
5251 | STORM_INTMEM_SIZE_E1); | |
5252 | bnx2x_init_fill(bp, XSTORM_INTMEM_ADDR, 0, | |
5253 | STORM_INTMEM_SIZE_E1); | |
5254 | bnx2x_init_fill(bp, USTORM_INTMEM_ADDR, 0, | |
5255 | STORM_INTMEM_SIZE_E1); | |
34f80b04 | 5256 | } |
a2fbb9ea | 5257 | |
34f80b04 EG |
5258 | bnx2x_init_block(bp, TSEM_COMMON_START, TSEM_COMMON_END); |
5259 | bnx2x_init_block(bp, USEM_COMMON_START, USEM_COMMON_END); | |
5260 | bnx2x_init_block(bp, CSEM_COMMON_START, CSEM_COMMON_END); | |
5261 | bnx2x_init_block(bp, XSEM_COMMON_START, XSEM_COMMON_END); | |
a2fbb9ea | 5262 | |
34f80b04 EG |
5263 | /* sync semi rtc */ |
5264 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_CLEAR, | |
5265 | 0x80000000); | |
5266 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_SET, | |
5267 | 0x80000000); | |
a2fbb9ea | 5268 | |
34f80b04 EG |
5269 | bnx2x_init_block(bp, UPB_COMMON_START, UPB_COMMON_END); |
5270 | bnx2x_init_block(bp, XPB_COMMON_START, XPB_COMMON_END); | |
5271 | bnx2x_init_block(bp, PBF_COMMON_START, PBF_COMMON_END); | |
a2fbb9ea | 5272 | |
34f80b04 EG |
5273 | REG_WR(bp, SRC_REG_SOFT_RST, 1); |
5274 | for (i = SRC_REG_KEYRSS0_0; i <= SRC_REG_KEYRSS1_9; i += 4) { | |
5275 | REG_WR(bp, i, 0xc0cac01a); | |
5276 | /* TODO: replace with something meaningful */ | |
5277 | } | |
5278 | if (CHIP_IS_E1H(bp)) | |
5279 | bnx2x_init_block(bp, SRCH_COMMON_START, SRCH_COMMON_END); | |
5280 | REG_WR(bp, SRC_REG_SOFT_RST, 0); | |
a2fbb9ea | 5281 | |
34f80b04 EG |
5282 | if (sizeof(union cdu_context) != 1024) |
5283 | /* we currently assume that a context is 1024 bytes */ | |
5284 | printk(KERN_ALERT PFX "please adjust the size of" | |
5285 | " cdu_context(%ld)\n", (long)sizeof(union cdu_context)); | |
a2fbb9ea | 5286 | |
34f80b04 EG |
5287 | bnx2x_init_block(bp, CDU_COMMON_START, CDU_COMMON_END); |
5288 | val = (4 << 24) + (0 << 12) + 1024; | |
5289 | REG_WR(bp, CDU_REG_CDU_GLOBAL_PARAMS, val); | |
5290 | if (CHIP_IS_E1(bp)) { | |
5291 | /* !!! fix pxp client crdit until excel update */ | |
5292 | REG_WR(bp, CDU_REG_CDU_DEBUG, 0x264); | |
5293 | REG_WR(bp, CDU_REG_CDU_DEBUG, 0); | |
5294 | } | |
a2fbb9ea | 5295 | |
34f80b04 EG |
5296 | bnx2x_init_block(bp, CFC_COMMON_START, CFC_COMMON_END); |
5297 | REG_WR(bp, CFC_REG_INIT_REG, 0x7FF); | |
a2fbb9ea | 5298 | |
34f80b04 EG |
5299 | bnx2x_init_block(bp, HC_COMMON_START, HC_COMMON_END); |
5300 | bnx2x_init_block(bp, MISC_AEU_COMMON_START, MISC_AEU_COMMON_END); | |
a2fbb9ea | 5301 | |
34f80b04 EG |
5302 | /* PXPCS COMMON comes here */ |
5303 | /* Reset PCIE errors for debug */ | |
5304 | REG_WR(bp, 0x2814, 0xffffffff); | |
5305 | REG_WR(bp, 0x3820, 0xffffffff); | |
a2fbb9ea | 5306 | |
34f80b04 EG |
5307 | /* EMAC0 COMMON comes here */ |
5308 | /* EMAC1 COMMON comes here */ | |
5309 | /* DBU COMMON comes here */ | |
5310 | /* DBG COMMON comes here */ | |
5311 | ||
5312 | bnx2x_init_block(bp, NIG_COMMON_START, NIG_COMMON_END); | |
5313 | if (CHIP_IS_E1H(bp)) { | |
5314 | REG_WR(bp, NIG_REG_LLH_MF_MODE, IS_E1HMF(bp)); | |
5315 | REG_WR(bp, NIG_REG_LLH_E1HOV_MODE, IS_E1HMF(bp)); | |
5316 | } | |
5317 | ||
5318 | if (CHIP_REV_IS_SLOW(bp)) | |
5319 | msleep(200); | |
5320 | ||
5321 | /* finish CFC init */ | |
5322 | val = reg_poll(bp, CFC_REG_LL_INIT_DONE, 1, 100, 10); | |
5323 | if (val != 1) { | |
5324 | BNX2X_ERR("CFC LL_INIT failed\n"); | |
5325 | return -EBUSY; | |
5326 | } | |
5327 | val = reg_poll(bp, CFC_REG_AC_INIT_DONE, 1, 100, 10); | |
5328 | if (val != 1) { | |
5329 | BNX2X_ERR("CFC AC_INIT failed\n"); | |
5330 | return -EBUSY; | |
5331 | } | |
5332 | val = reg_poll(bp, CFC_REG_CAM_INIT_DONE, 1, 100, 10); | |
5333 | if (val != 1) { | |
5334 | BNX2X_ERR("CFC CAM_INIT failed\n"); | |
5335 | return -EBUSY; | |
5336 | } | |
5337 | REG_WR(bp, CFC_REG_DEBUG0, 0); | |
f1410647 | 5338 | |
34f80b04 EG |
5339 | /* read NIG statistic |
5340 | to see if this is our first up since powerup */ | |
5341 | bnx2x_read_dmae(bp, NIG_REG_STAT2_BRB_OCTET, 2); | |
5342 | val = *bnx2x_sp(bp, wb_data[0]); | |
5343 | ||
5344 | /* do internal memory self test */ | |
5345 | if ((CHIP_IS_E1(bp)) && (val == 0) && bnx2x_int_mem_test(bp)) { | |
5346 | BNX2X_ERR("internal mem self test failed\n"); | |
5347 | return -EBUSY; | |
5348 | } | |
5349 | ||
5350 | switch (bp->common.board & SHARED_HW_CFG_BOARD_TYPE_MASK) { | |
7add905f | 5351 | case SHARED_HW_CFG_BOARD_TYPE_BCM957710A1021G: |
34f80b04 EG |
5352 | case SHARED_HW_CFG_BOARD_TYPE_BCM957710A1022G: |
5353 | /* Fan failure is indicated by SPIO 5 */ | |
5354 | bnx2x_set_spio(bp, MISC_REGISTERS_SPIO_5, | |
5355 | MISC_REGISTERS_SPIO_INPUT_HI_Z); | |
5356 | ||
5357 | /* set to active low mode */ | |
5358 | val = REG_RD(bp, MISC_REG_SPIO_INT); | |
5359 | val |= ((1 << MISC_REGISTERS_SPIO_5) << | |
f1410647 | 5360 | MISC_REGISTERS_SPIO_INT_OLD_SET_POS); |
34f80b04 | 5361 | REG_WR(bp, MISC_REG_SPIO_INT, val); |
f1410647 | 5362 | |
34f80b04 EG |
5363 | /* enable interrupt to signal the IGU */ |
5364 | val = REG_RD(bp, MISC_REG_SPIO_EVENT_EN); | |
5365 | val |= (1 << MISC_REGISTERS_SPIO_5); | |
5366 | REG_WR(bp, MISC_REG_SPIO_EVENT_EN, val); | |
5367 | break; | |
f1410647 | 5368 | |
34f80b04 EG |
5369 | default: |
5370 | break; | |
5371 | } | |
f1410647 | 5372 | |
34f80b04 EG |
5373 | /* clear PXP2 attentions */ |
5374 | REG_RD(bp, PXP2_REG_PXP2_INT_STS_CLR_0); | |
a2fbb9ea | 5375 | |
34f80b04 | 5376 | enable_blocks_attention(bp); |
a2fbb9ea | 5377 | |
6bbca910 YR |
5378 | if (!BP_NOMCP(bp)) { |
5379 | bnx2x_acquire_phy_lock(bp); | |
5380 | bnx2x_common_init_phy(bp, bp->common.shmem_base); | |
5381 | bnx2x_release_phy_lock(bp); | |
5382 | } else | |
5383 | BNX2X_ERR("Bootcode is missing - can not initialize link\n"); | |
5384 | ||
34f80b04 EG |
5385 | return 0; |
5386 | } | |
a2fbb9ea | 5387 | |
34f80b04 EG |
5388 | static int bnx2x_init_port(struct bnx2x *bp) |
5389 | { | |
5390 | int port = BP_PORT(bp); | |
5391 | u32 val; | |
a2fbb9ea | 5392 | |
34f80b04 EG |
5393 | DP(BNX2X_MSG_MCP, "starting port init port %x\n", port); |
5394 | ||
5395 | REG_WR(bp, NIG_REG_MASK_INTERRUPT_PORT0 + port*4, 0); | |
a2fbb9ea ET |
5396 | |
5397 | /* Port PXP comes here */ | |
5398 | /* Port PXP2 comes here */ | |
a2fbb9ea ET |
5399 | #ifdef BCM_ISCSI |
5400 | /* Port0 1 | |
5401 | * Port1 385 */ | |
5402 | i++; | |
5403 | wb_write[0] = ONCHIP_ADDR1(bp->timers_mapping); | |
5404 | wb_write[1] = ONCHIP_ADDR2(bp->timers_mapping); | |
5405 | REG_WR_DMAE(bp, PXP2_REG_RQ_ONCHIP_AT + i*8, wb_write, 2); | |
5406 | REG_WR(bp, PXP2_REG_PSWRQ_TM0_L2P + func*4, PXP_ONE_ILT(i)); | |
5407 | ||
5408 | /* Port0 2 | |
5409 | * Port1 386 */ | |
5410 | i++; | |
5411 | wb_write[0] = ONCHIP_ADDR1(bp->qm_mapping); | |
5412 | wb_write[1] = ONCHIP_ADDR2(bp->qm_mapping); | |
5413 | REG_WR_DMAE(bp, PXP2_REG_RQ_ONCHIP_AT + i*8, wb_write, 2); | |
5414 | REG_WR(bp, PXP2_REG_PSWRQ_QM0_L2P + func*4, PXP_ONE_ILT(i)); | |
5415 | ||
5416 | /* Port0 3 | |
5417 | * Port1 387 */ | |
5418 | i++; | |
5419 | wb_write[0] = ONCHIP_ADDR1(bp->t1_mapping); | |
5420 | wb_write[1] = ONCHIP_ADDR2(bp->t1_mapping); | |
5421 | REG_WR_DMAE(bp, PXP2_REG_RQ_ONCHIP_AT + i*8, wb_write, 2); | |
5422 | REG_WR(bp, PXP2_REG_PSWRQ_SRC0_L2P + func*4, PXP_ONE_ILT(i)); | |
5423 | #endif | |
34f80b04 | 5424 | /* Port CMs come here */ |
a2fbb9ea ET |
5425 | |
5426 | /* Port QM comes here */ | |
a2fbb9ea ET |
5427 | #ifdef BCM_ISCSI |
5428 | REG_WR(bp, TM_REG_LIN0_SCAN_TIME + func*4, 1024/64*20); | |
5429 | REG_WR(bp, TM_REG_LIN0_MAX_ACTIVE_CID + func*4, 31); | |
5430 | ||
5431 | bnx2x_init_block(bp, func ? TIMERS_PORT1_START : TIMERS_PORT0_START, | |
5432 | func ? TIMERS_PORT1_END : TIMERS_PORT0_END); | |
5433 | #endif | |
5434 | /* Port DQ comes here */ | |
5435 | /* Port BRB1 comes here */ | |
ad8d3948 | 5436 | /* Port PRS comes here */ |
a2fbb9ea ET |
5437 | /* Port TSDM comes here */ |
5438 | /* Port CSDM comes here */ | |
5439 | /* Port USDM comes here */ | |
5440 | /* Port XSDM comes here */ | |
34f80b04 EG |
5441 | bnx2x_init_block(bp, port ? TSEM_PORT1_START : TSEM_PORT0_START, |
5442 | port ? TSEM_PORT1_END : TSEM_PORT0_END); | |
5443 | bnx2x_init_block(bp, port ? USEM_PORT1_START : USEM_PORT0_START, | |
5444 | port ? USEM_PORT1_END : USEM_PORT0_END); | |
5445 | bnx2x_init_block(bp, port ? CSEM_PORT1_START : CSEM_PORT0_START, | |
5446 | port ? CSEM_PORT1_END : CSEM_PORT0_END); | |
5447 | bnx2x_init_block(bp, port ? XSEM_PORT1_START : XSEM_PORT0_START, | |
5448 | port ? XSEM_PORT1_END : XSEM_PORT0_END); | |
a2fbb9ea | 5449 | /* Port UPB comes here */ |
34f80b04 EG |
5450 | /* Port XPB comes here */ |
5451 | ||
5452 | bnx2x_init_block(bp, port ? PBF_PORT1_START : PBF_PORT0_START, | |
5453 | port ? PBF_PORT1_END : PBF_PORT0_END); | |
a2fbb9ea ET |
5454 | |
5455 | /* configure PBF to work without PAUSE mtu 9000 */ | |
34f80b04 | 5456 | REG_WR(bp, PBF_REG_P0_PAUSE_ENABLE + port*4, 0); |
a2fbb9ea ET |
5457 | |
5458 | /* update threshold */ | |
34f80b04 | 5459 | REG_WR(bp, PBF_REG_P0_ARB_THRSH + port*4, (9040/16)); |
a2fbb9ea | 5460 | /* update init credit */ |
34f80b04 | 5461 | REG_WR(bp, PBF_REG_P0_INIT_CRD + port*4, (9040/16) + 553 - 22); |
a2fbb9ea ET |
5462 | |
5463 | /* probe changes */ | |
34f80b04 | 5464 | REG_WR(bp, PBF_REG_INIT_P0 + port*4, 1); |
a2fbb9ea | 5465 | msleep(5); |
34f80b04 | 5466 | REG_WR(bp, PBF_REG_INIT_P0 + port*4, 0); |
a2fbb9ea ET |
5467 | |
5468 | #ifdef BCM_ISCSI | |
5469 | /* tell the searcher where the T2 table is */ | |
5470 | REG_WR(bp, SRC_REG_COUNTFREE0 + func*4, 16*1024/64); | |
5471 | ||
5472 | wb_write[0] = U64_LO(bp->t2_mapping); | |
5473 | wb_write[1] = U64_HI(bp->t2_mapping); | |
5474 | REG_WR_DMAE(bp, SRC_REG_FIRSTFREE0 + func*4, wb_write, 2); | |
5475 | wb_write[0] = U64_LO((u64)bp->t2_mapping + 16*1024 - 64); | |
5476 | wb_write[1] = U64_HI((u64)bp->t2_mapping + 16*1024 - 64); | |
5477 | REG_WR_DMAE(bp, SRC_REG_LASTFREE0 + func*4, wb_write, 2); | |
5478 | ||
5479 | REG_WR(bp, SRC_REG_NUMBER_HASH_BITS0 + func*4, 10); | |
5480 | /* Port SRCH comes here */ | |
5481 | #endif | |
5482 | /* Port CDU comes here */ | |
5483 | /* Port CFC comes here */ | |
34f80b04 EG |
5484 | |
5485 | if (CHIP_IS_E1(bp)) { | |
5486 | REG_WR(bp, HC_REG_LEADING_EDGE_0 + port*8, 0); | |
5487 | REG_WR(bp, HC_REG_TRAILING_EDGE_0 + port*8, 0); | |
5488 | } | |
5489 | bnx2x_init_block(bp, port ? HC_PORT1_START : HC_PORT0_START, | |
5490 | port ? HC_PORT1_END : HC_PORT0_END); | |
5491 | ||
5492 | bnx2x_init_block(bp, port ? MISC_AEU_PORT1_START : | |
a2fbb9ea | 5493 | MISC_AEU_PORT0_START, |
34f80b04 EG |
5494 | port ? MISC_AEU_PORT1_END : MISC_AEU_PORT0_END); |
5495 | /* init aeu_mask_attn_func_0/1: | |
5496 | * - SF mode: bits 3-7 are masked. only bits 0-2 are in use | |
5497 | * - MF mode: bit 3 is masked. bits 0-2 are in use as in SF | |
5498 | * bits 4-7 are used for "per vn group attention" */ | |
5499 | REG_WR(bp, MISC_REG_AEU_MASK_ATTN_FUNC_0 + port*4, | |
5500 | (IS_E1HMF(bp) ? 0xF7 : 0x7)); | |
5501 | ||
a2fbb9ea ET |
5502 | /* Port PXPCS comes here */ |
5503 | /* Port EMAC0 comes here */ | |
5504 | /* Port EMAC1 comes here */ | |
5505 | /* Port DBU comes here */ | |
5506 | /* Port DBG comes here */ | |
34f80b04 EG |
5507 | bnx2x_init_block(bp, port ? NIG_PORT1_START : NIG_PORT0_START, |
5508 | port ? NIG_PORT1_END : NIG_PORT0_END); | |
5509 | ||
5510 | REG_WR(bp, NIG_REG_XGXS_SERDES0_MODE_SEL + port*4, 1); | |
5511 | ||
5512 | if (CHIP_IS_E1H(bp)) { | |
5513 | u32 wsum; | |
5514 | struct cmng_struct_per_port m_cmng_port; | |
5515 | int vn; | |
5516 | ||
5517 | /* 0x2 disable e1hov, 0x1 enable */ | |
5518 | REG_WR(bp, NIG_REG_LLH0_BRB1_DRV_MASK_MF + port*4, | |
5519 | (IS_E1HMF(bp) ? 0x1 : 0x2)); | |
5520 | ||
5521 | /* Init RATE SHAPING and FAIRNESS contexts. | |
5522 | Initialize as if there is 10G link. */ | |
5523 | wsum = bnx2x_calc_vn_wsum(bp); | |
5524 | bnx2x_init_port_minmax(bp, (int)wsum, 10000, &m_cmng_port); | |
5525 | if (IS_E1HMF(bp)) | |
5526 | for (vn = VN_0; vn < E1HVN_MAX; vn++) | |
5527 | bnx2x_init_vn_minmax(bp, 2*vn + port, | |
5528 | wsum, 10000, &m_cmng_port); | |
5529 | } | |
5530 | ||
a2fbb9ea ET |
5531 | /* Port MCP comes here */ |
5532 | /* Port DMAE comes here */ | |
5533 | ||
34f80b04 | 5534 | switch (bp->common.board & SHARED_HW_CFG_BOARD_TYPE_MASK) { |
7add905f | 5535 | case SHARED_HW_CFG_BOARD_TYPE_BCM957710A1021G: |
f1410647 ET |
5536 | case SHARED_HW_CFG_BOARD_TYPE_BCM957710A1022G: |
5537 | /* add SPIO 5 to group 0 */ | |
5538 | val = REG_RD(bp, MISC_REG_AEU_ENABLE1_FUNC_0_OUT_0); | |
5539 | val |= AEU_INPUTS_ATTN_BITS_SPIO5; | |
5540 | REG_WR(bp, MISC_REG_AEU_ENABLE1_FUNC_0_OUT_0, val); | |
5541 | break; | |
5542 | ||
5543 | default: | |
5544 | break; | |
5545 | } | |
5546 | ||
c18487ee | 5547 | bnx2x__link_reset(bp); |
a2fbb9ea | 5548 | |
34f80b04 EG |
5549 | return 0; |
5550 | } | |
5551 | ||
5552 | #define ILT_PER_FUNC (768/2) | |
5553 | #define FUNC_ILT_BASE(func) (func * ILT_PER_FUNC) | |
5554 | /* the phys address is shifted right 12 bits and has an added | |
5555 | 1=valid bit added to the 53rd bit | |
5556 | then since this is a wide register(TM) | |
5557 | we split it into two 32 bit writes | |
5558 | */ | |
5559 | #define ONCHIP_ADDR1(x) ((u32)(((u64)x >> 12) & 0xFFFFFFFF)) | |
5560 | #define ONCHIP_ADDR2(x) ((u32)((1 << 20) | ((u64)x >> 44))) | |
5561 | #define PXP_ONE_ILT(x) (((x) << 10) | x) | |
5562 | #define PXP_ILT_RANGE(f, l) (((l) << 10) | f) | |
5563 | ||
5564 | #define CNIC_ILT_LINES 0 | |
5565 | ||
5566 | static void bnx2x_ilt_wr(struct bnx2x *bp, u32 index, dma_addr_t addr) | |
5567 | { | |
5568 | int reg; | |
5569 | ||
5570 | if (CHIP_IS_E1H(bp)) | |
5571 | reg = PXP2_REG_RQ_ONCHIP_AT_B0 + index*8; | |
5572 | else /* E1 */ | |
5573 | reg = PXP2_REG_RQ_ONCHIP_AT + index*8; | |
5574 | ||
5575 | bnx2x_wb_wr(bp, reg, ONCHIP_ADDR1(addr), ONCHIP_ADDR2(addr)); | |
5576 | } | |
5577 | ||
5578 | static int bnx2x_init_func(struct bnx2x *bp) | |
5579 | { | |
5580 | int port = BP_PORT(bp); | |
5581 | int func = BP_FUNC(bp); | |
5582 | int i; | |
5583 | ||
5584 | DP(BNX2X_MSG_MCP, "starting func init func %x\n", func); | |
5585 | ||
5586 | i = FUNC_ILT_BASE(func); | |
5587 | ||
5588 | bnx2x_ilt_wr(bp, i, bnx2x_sp_mapping(bp, context)); | |
5589 | if (CHIP_IS_E1H(bp)) { | |
5590 | REG_WR(bp, PXP2_REG_RQ_CDU_FIRST_ILT, i); | |
5591 | REG_WR(bp, PXP2_REG_RQ_CDU_LAST_ILT, i + CNIC_ILT_LINES); | |
5592 | } else /* E1 */ | |
5593 | REG_WR(bp, PXP2_REG_PSWRQ_CDU0_L2P + func*4, | |
5594 | PXP_ILT_RANGE(i, i + CNIC_ILT_LINES)); | |
5595 | ||
5596 | ||
5597 | if (CHIP_IS_E1H(bp)) { | |
5598 | for (i = 0; i < 9; i++) | |
5599 | bnx2x_init_block(bp, | |
5600 | cm_start[func][i], cm_end[func][i]); | |
5601 | ||
5602 | REG_WR(bp, NIG_REG_LLH0_FUNC_EN + port*8, 1); | |
5603 | REG_WR(bp, NIG_REG_LLH0_FUNC_VLAN_ID + port*8, bp->e1hov); | |
5604 | } | |
5605 | ||
5606 | /* HC init per function */ | |
5607 | if (CHIP_IS_E1H(bp)) { | |
5608 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_12 + func*4, 0); | |
5609 | ||
5610 | REG_WR(bp, HC_REG_LEADING_EDGE_0 + port*8, 0); | |
5611 | REG_WR(bp, HC_REG_TRAILING_EDGE_0 + port*8, 0); | |
5612 | } | |
5613 | bnx2x_init_block(bp, hc_limits[func][0], hc_limits[func][1]); | |
5614 | ||
5615 | if (CHIP_IS_E1H(bp)) | |
5616 | REG_WR(bp, HC_REG_FUNC_NUM_P0 + port*4, func); | |
5617 | ||
c14423fe | 5618 | /* Reset PCIE errors for debug */ |
a2fbb9ea ET |
5619 | REG_WR(bp, 0x2114, 0xffffffff); |
5620 | REG_WR(bp, 0x2120, 0xffffffff); | |
a2fbb9ea | 5621 | |
34f80b04 EG |
5622 | return 0; |
5623 | } | |
5624 | ||
5625 | static int bnx2x_init_hw(struct bnx2x *bp, u32 load_code) | |
5626 | { | |
5627 | int i, rc = 0; | |
a2fbb9ea | 5628 | |
34f80b04 EG |
5629 | DP(BNX2X_MSG_MCP, "function %d load_code %x\n", |
5630 | BP_FUNC(bp), load_code); | |
a2fbb9ea | 5631 | |
34f80b04 EG |
5632 | bp->dmae_ready = 0; |
5633 | mutex_init(&bp->dmae_mutex); | |
5634 | bnx2x_gunzip_init(bp); | |
a2fbb9ea | 5635 | |
34f80b04 EG |
5636 | switch (load_code) { |
5637 | case FW_MSG_CODE_DRV_LOAD_COMMON: | |
5638 | rc = bnx2x_init_common(bp); | |
5639 | if (rc) | |
5640 | goto init_hw_err; | |
5641 | /* no break */ | |
5642 | ||
5643 | case FW_MSG_CODE_DRV_LOAD_PORT: | |
5644 | bp->dmae_ready = 1; | |
5645 | rc = bnx2x_init_port(bp); | |
5646 | if (rc) | |
5647 | goto init_hw_err; | |
5648 | /* no break */ | |
5649 | ||
5650 | case FW_MSG_CODE_DRV_LOAD_FUNCTION: | |
5651 | bp->dmae_ready = 1; | |
5652 | rc = bnx2x_init_func(bp); | |
5653 | if (rc) | |
5654 | goto init_hw_err; | |
5655 | break; | |
5656 | ||
5657 | default: | |
5658 | BNX2X_ERR("Unknown load_code (0x%x) from MCP\n", load_code); | |
5659 | break; | |
5660 | } | |
5661 | ||
5662 | if (!BP_NOMCP(bp)) { | |
5663 | int func = BP_FUNC(bp); | |
a2fbb9ea ET |
5664 | |
5665 | bp->fw_drv_pulse_wr_seq = | |
34f80b04 | 5666 | (SHMEM_RD(bp, func_mb[func].drv_pulse_mb) & |
a2fbb9ea | 5667 | DRV_PULSE_SEQ_MASK); |
34f80b04 EG |
5668 | bp->func_stx = SHMEM_RD(bp, func_mb[func].fw_mb_param); |
5669 | DP(BNX2X_MSG_MCP, "drv_pulse 0x%x func_stx 0x%x\n", | |
5670 | bp->fw_drv_pulse_wr_seq, bp->func_stx); | |
5671 | } else | |
5672 | bp->func_stx = 0; | |
a2fbb9ea | 5673 | |
34f80b04 EG |
5674 | /* this needs to be done before gunzip end */ |
5675 | bnx2x_zero_def_sb(bp); | |
5676 | for_each_queue(bp, i) | |
5677 | bnx2x_zero_sb(bp, BP_L_ID(bp) + i); | |
5678 | ||
5679 | init_hw_err: | |
5680 | bnx2x_gunzip_end(bp); | |
5681 | ||
5682 | return rc; | |
a2fbb9ea ET |
5683 | } |
5684 | ||
c14423fe | 5685 | /* send the MCP a request, block until there is a reply */ |
a2fbb9ea ET |
5686 | static u32 bnx2x_fw_command(struct bnx2x *bp, u32 command) |
5687 | { | |
34f80b04 | 5688 | int func = BP_FUNC(bp); |
f1410647 ET |
5689 | u32 seq = ++bp->fw_seq; |
5690 | u32 rc = 0; | |
19680c48 EG |
5691 | u32 cnt = 1; |
5692 | u8 delay = CHIP_REV_IS_SLOW(bp) ? 100 : 10; | |
a2fbb9ea | 5693 | |
34f80b04 | 5694 | SHMEM_WR(bp, func_mb[func].drv_mb_header, (command | seq)); |
f1410647 | 5695 | DP(BNX2X_MSG_MCP, "wrote command (%x) to FW MB\n", (command | seq)); |
a2fbb9ea | 5696 | |
19680c48 EG |
5697 | do { |
5698 | /* let the FW do it's magic ... */ | |
5699 | msleep(delay); | |
a2fbb9ea | 5700 | |
19680c48 | 5701 | rc = SHMEM_RD(bp, func_mb[func].fw_mb_header); |
a2fbb9ea | 5702 | |
19680c48 EG |
5703 | /* Give the FW up to 2 second (200*10ms) */ |
5704 | } while ((seq != (rc & FW_MSG_SEQ_NUMBER_MASK)) && (cnt++ < 200)); | |
5705 | ||
5706 | DP(BNX2X_MSG_MCP, "[after %d ms] read (%x) seq is (%x) from FW MB\n", | |
5707 | cnt*delay, rc, seq); | |
a2fbb9ea ET |
5708 | |
5709 | /* is this a reply to our command? */ | |
5710 | if (seq == (rc & FW_MSG_SEQ_NUMBER_MASK)) { | |
5711 | rc &= FW_MSG_CODE_MASK; | |
f1410647 | 5712 | |
a2fbb9ea ET |
5713 | } else { |
5714 | /* FW BUG! */ | |
5715 | BNX2X_ERR("FW failed to respond!\n"); | |
5716 | bnx2x_fw_dump(bp); | |
5717 | rc = 0; | |
5718 | } | |
f1410647 | 5719 | |
a2fbb9ea ET |
5720 | return rc; |
5721 | } | |
5722 | ||
5723 | static void bnx2x_free_mem(struct bnx2x *bp) | |
5724 | { | |
5725 | ||
5726 | #define BNX2X_PCI_FREE(x, y, size) \ | |
5727 | do { \ | |
5728 | if (x) { \ | |
5729 | pci_free_consistent(bp->pdev, size, x, y); \ | |
5730 | x = NULL; \ | |
5731 | y = 0; \ | |
5732 | } \ | |
5733 | } while (0) | |
5734 | ||
5735 | #define BNX2X_FREE(x) \ | |
5736 | do { \ | |
5737 | if (x) { \ | |
5738 | vfree(x); \ | |
5739 | x = NULL; \ | |
5740 | } \ | |
5741 | } while (0) | |
5742 | ||
5743 | int i; | |
5744 | ||
5745 | /* fastpath */ | |
5746 | for_each_queue(bp, i) { | |
5747 | ||
5748 | /* Status blocks */ | |
5749 | BNX2X_PCI_FREE(bnx2x_fp(bp, i, status_blk), | |
5750 | bnx2x_fp(bp, i, status_blk_mapping), | |
5751 | sizeof(struct host_status_block) + | |
5752 | sizeof(struct eth_tx_db_data)); | |
5753 | ||
5754 | /* fast path rings: tx_buf tx_desc rx_buf rx_desc rx_comp */ | |
5755 | BNX2X_FREE(bnx2x_fp(bp, i, tx_buf_ring)); | |
5756 | BNX2X_PCI_FREE(bnx2x_fp(bp, i, tx_desc_ring), | |
5757 | bnx2x_fp(bp, i, tx_desc_mapping), | |
5758 | sizeof(struct eth_tx_bd) * NUM_TX_BD); | |
5759 | ||
5760 | BNX2X_FREE(bnx2x_fp(bp, i, rx_buf_ring)); | |
5761 | BNX2X_PCI_FREE(bnx2x_fp(bp, i, rx_desc_ring), | |
5762 | bnx2x_fp(bp, i, rx_desc_mapping), | |
5763 | sizeof(struct eth_rx_bd) * NUM_RX_BD); | |
5764 | ||
5765 | BNX2X_PCI_FREE(bnx2x_fp(bp, i, rx_comp_ring), | |
5766 | bnx2x_fp(bp, i, rx_comp_mapping), | |
5767 | sizeof(struct eth_fast_path_rx_cqe) * | |
5768 | NUM_RCQ_BD); | |
a2fbb9ea | 5769 | |
7a9b2557 | 5770 | /* SGE ring */ |
32626230 | 5771 | BNX2X_FREE(bnx2x_fp(bp, i, rx_page_ring)); |
7a9b2557 VZ |
5772 | BNX2X_PCI_FREE(bnx2x_fp(bp, i, rx_sge_ring), |
5773 | bnx2x_fp(bp, i, rx_sge_mapping), | |
5774 | BCM_PAGE_SIZE * NUM_RX_SGE_PAGES); | |
5775 | } | |
a2fbb9ea ET |
5776 | /* end of fastpath */ |
5777 | ||
5778 | BNX2X_PCI_FREE(bp->def_status_blk, bp->def_status_blk_mapping, | |
34f80b04 | 5779 | sizeof(struct host_def_status_block)); |
a2fbb9ea ET |
5780 | |
5781 | BNX2X_PCI_FREE(bp->slowpath, bp->slowpath_mapping, | |
34f80b04 | 5782 | sizeof(struct bnx2x_slowpath)); |
a2fbb9ea ET |
5783 | |
5784 | #ifdef BCM_ISCSI | |
5785 | BNX2X_PCI_FREE(bp->t1, bp->t1_mapping, 64*1024); | |
5786 | BNX2X_PCI_FREE(bp->t2, bp->t2_mapping, 16*1024); | |
5787 | BNX2X_PCI_FREE(bp->timers, bp->timers_mapping, 8*1024); | |
5788 | BNX2X_PCI_FREE(bp->qm, bp->qm_mapping, 128*1024); | |
5789 | #endif | |
7a9b2557 | 5790 | BNX2X_PCI_FREE(bp->spq, bp->spq_mapping, BCM_PAGE_SIZE); |
a2fbb9ea ET |
5791 | |
5792 | #undef BNX2X_PCI_FREE | |
5793 | #undef BNX2X_KFREE | |
5794 | } | |
5795 | ||
5796 | static int bnx2x_alloc_mem(struct bnx2x *bp) | |
5797 | { | |
5798 | ||
5799 | #define BNX2X_PCI_ALLOC(x, y, size) \ | |
5800 | do { \ | |
5801 | x = pci_alloc_consistent(bp->pdev, size, y); \ | |
5802 | if (x == NULL) \ | |
5803 | goto alloc_mem_err; \ | |
5804 | memset(x, 0, size); \ | |
5805 | } while (0) | |
5806 | ||
5807 | #define BNX2X_ALLOC(x, size) \ | |
5808 | do { \ | |
5809 | x = vmalloc(size); \ | |
5810 | if (x == NULL) \ | |
5811 | goto alloc_mem_err; \ | |
5812 | memset(x, 0, size); \ | |
5813 | } while (0) | |
5814 | ||
5815 | int i; | |
5816 | ||
5817 | /* fastpath */ | |
a2fbb9ea ET |
5818 | for_each_queue(bp, i) { |
5819 | bnx2x_fp(bp, i, bp) = bp; | |
5820 | ||
5821 | /* Status blocks */ | |
5822 | BNX2X_PCI_ALLOC(bnx2x_fp(bp, i, status_blk), | |
5823 | &bnx2x_fp(bp, i, status_blk_mapping), | |
5824 | sizeof(struct host_status_block) + | |
5825 | sizeof(struct eth_tx_db_data)); | |
5826 | ||
5827 | bnx2x_fp(bp, i, hw_tx_prods) = | |
5828 | (void *)(bnx2x_fp(bp, i, status_blk) + 1); | |
5829 | ||
5830 | bnx2x_fp(bp, i, tx_prods_mapping) = | |
5831 | bnx2x_fp(bp, i, status_blk_mapping) + | |
5832 | sizeof(struct host_status_block); | |
5833 | ||
5834 | /* fast path rings: tx_buf tx_desc rx_buf rx_desc rx_comp */ | |
5835 | BNX2X_ALLOC(bnx2x_fp(bp, i, tx_buf_ring), | |
5836 | sizeof(struct sw_tx_bd) * NUM_TX_BD); | |
5837 | BNX2X_PCI_ALLOC(bnx2x_fp(bp, i, tx_desc_ring), | |
5838 | &bnx2x_fp(bp, i, tx_desc_mapping), | |
5839 | sizeof(struct eth_tx_bd) * NUM_TX_BD); | |
5840 | ||
5841 | BNX2X_ALLOC(bnx2x_fp(bp, i, rx_buf_ring), | |
5842 | sizeof(struct sw_rx_bd) * NUM_RX_BD); | |
5843 | BNX2X_PCI_ALLOC(bnx2x_fp(bp, i, rx_desc_ring), | |
5844 | &bnx2x_fp(bp, i, rx_desc_mapping), | |
5845 | sizeof(struct eth_rx_bd) * NUM_RX_BD); | |
5846 | ||
5847 | BNX2X_PCI_ALLOC(bnx2x_fp(bp, i, rx_comp_ring), | |
5848 | &bnx2x_fp(bp, i, rx_comp_mapping), | |
5849 | sizeof(struct eth_fast_path_rx_cqe) * | |
5850 | NUM_RCQ_BD); | |
5851 | ||
7a9b2557 VZ |
5852 | /* SGE ring */ |
5853 | BNX2X_ALLOC(bnx2x_fp(bp, i, rx_page_ring), | |
5854 | sizeof(struct sw_rx_page) * NUM_RX_SGE); | |
5855 | BNX2X_PCI_ALLOC(bnx2x_fp(bp, i, rx_sge_ring), | |
5856 | &bnx2x_fp(bp, i, rx_sge_mapping), | |
5857 | BCM_PAGE_SIZE * NUM_RX_SGE_PAGES); | |
a2fbb9ea ET |
5858 | } |
5859 | /* end of fastpath */ | |
5860 | ||
5861 | BNX2X_PCI_ALLOC(bp->def_status_blk, &bp->def_status_blk_mapping, | |
5862 | sizeof(struct host_def_status_block)); | |
5863 | ||
5864 | BNX2X_PCI_ALLOC(bp->slowpath, &bp->slowpath_mapping, | |
5865 | sizeof(struct bnx2x_slowpath)); | |
5866 | ||
5867 | #ifdef BCM_ISCSI | |
5868 | BNX2X_PCI_ALLOC(bp->t1, &bp->t1_mapping, 64*1024); | |
5869 | ||
5870 | /* Initialize T1 */ | |
5871 | for (i = 0; i < 64*1024; i += 64) { | |
5872 | *(u64 *)((char *)bp->t1 + i + 56) = 0x0UL; | |
5873 | *(u64 *)((char *)bp->t1 + i + 3) = 0x0UL; | |
5874 | } | |
5875 | ||
5876 | /* allocate searcher T2 table | |
5877 | we allocate 1/4 of alloc num for T2 | |
5878 | (which is not entered into the ILT) */ | |
5879 | BNX2X_PCI_ALLOC(bp->t2, &bp->t2_mapping, 16*1024); | |
5880 | ||
5881 | /* Initialize T2 */ | |
5882 | for (i = 0; i < 16*1024; i += 64) | |
5883 | * (u64 *)((char *)bp->t2 + i + 56) = bp->t2_mapping + i + 64; | |
5884 | ||
c14423fe | 5885 | /* now fixup the last line in the block to point to the next block */ |
a2fbb9ea ET |
5886 | *(u64 *)((char *)bp->t2 + 1024*16-8) = bp->t2_mapping; |
5887 | ||
5888 | /* Timer block array (MAX_CONN*8) phys uncached for now 1024 conns */ | |
5889 | BNX2X_PCI_ALLOC(bp->timers, &bp->timers_mapping, 8*1024); | |
5890 | ||
5891 | /* QM queues (128*MAX_CONN) */ | |
5892 | BNX2X_PCI_ALLOC(bp->qm, &bp->qm_mapping, 128*1024); | |
5893 | #endif | |
5894 | ||
5895 | /* Slow path ring */ | |
5896 | BNX2X_PCI_ALLOC(bp->spq, &bp->spq_mapping, BCM_PAGE_SIZE); | |
5897 | ||
5898 | return 0; | |
5899 | ||
5900 | alloc_mem_err: | |
5901 | bnx2x_free_mem(bp); | |
5902 | return -ENOMEM; | |
5903 | ||
5904 | #undef BNX2X_PCI_ALLOC | |
5905 | #undef BNX2X_ALLOC | |
5906 | } | |
5907 | ||
5908 | static void bnx2x_free_tx_skbs(struct bnx2x *bp) | |
5909 | { | |
5910 | int i; | |
5911 | ||
5912 | for_each_queue(bp, i) { | |
5913 | struct bnx2x_fastpath *fp = &bp->fp[i]; | |
5914 | ||
5915 | u16 bd_cons = fp->tx_bd_cons; | |
5916 | u16 sw_prod = fp->tx_pkt_prod; | |
5917 | u16 sw_cons = fp->tx_pkt_cons; | |
5918 | ||
a2fbb9ea ET |
5919 | while (sw_cons != sw_prod) { |
5920 | bd_cons = bnx2x_free_tx_pkt(bp, fp, TX_BD(sw_cons)); | |
5921 | sw_cons++; | |
5922 | } | |
5923 | } | |
5924 | } | |
5925 | ||
5926 | static void bnx2x_free_rx_skbs(struct bnx2x *bp) | |
5927 | { | |
5928 | int i, j; | |
5929 | ||
5930 | for_each_queue(bp, j) { | |
5931 | struct bnx2x_fastpath *fp = &bp->fp[j]; | |
5932 | ||
a2fbb9ea ET |
5933 | for (i = 0; i < NUM_RX_BD; i++) { |
5934 | struct sw_rx_bd *rx_buf = &fp->rx_buf_ring[i]; | |
5935 | struct sk_buff *skb = rx_buf->skb; | |
5936 | ||
5937 | if (skb == NULL) | |
5938 | continue; | |
5939 | ||
5940 | pci_unmap_single(bp->pdev, | |
5941 | pci_unmap_addr(rx_buf, mapping), | |
437cf2f1 | 5942 | bp->rx_buf_size, |
a2fbb9ea ET |
5943 | PCI_DMA_FROMDEVICE); |
5944 | ||
5945 | rx_buf->skb = NULL; | |
5946 | dev_kfree_skb(skb); | |
5947 | } | |
7a9b2557 | 5948 | if (!fp->disable_tpa) |
32626230 EG |
5949 | bnx2x_free_tpa_pool(bp, fp, CHIP_IS_E1(bp) ? |
5950 | ETH_MAX_AGGREGATION_QUEUES_E1 : | |
7a9b2557 | 5951 | ETH_MAX_AGGREGATION_QUEUES_E1H); |
a2fbb9ea ET |
5952 | } |
5953 | } | |
5954 | ||
5955 | static void bnx2x_free_skbs(struct bnx2x *bp) | |
5956 | { | |
5957 | bnx2x_free_tx_skbs(bp); | |
5958 | bnx2x_free_rx_skbs(bp); | |
5959 | } | |
5960 | ||
5961 | static void bnx2x_free_msix_irqs(struct bnx2x *bp) | |
5962 | { | |
34f80b04 | 5963 | int i, offset = 1; |
a2fbb9ea ET |
5964 | |
5965 | free_irq(bp->msix_table[0].vector, bp->dev); | |
c14423fe | 5966 | DP(NETIF_MSG_IFDOWN, "released sp irq (%d)\n", |
a2fbb9ea ET |
5967 | bp->msix_table[0].vector); |
5968 | ||
5969 | for_each_queue(bp, i) { | |
c14423fe | 5970 | DP(NETIF_MSG_IFDOWN, "about to release fp #%d->%d irq " |
34f80b04 | 5971 | "state %x\n", i, bp->msix_table[i + offset].vector, |
a2fbb9ea ET |
5972 | bnx2x_fp(bp, i, state)); |
5973 | ||
228241eb ET |
5974 | if (bnx2x_fp(bp, i, state) != BNX2X_FP_STATE_CLOSED) |
5975 | BNX2X_ERR("IRQ of fp #%d being freed while " | |
5976 | "state != closed\n", i); | |
a2fbb9ea | 5977 | |
34f80b04 | 5978 | free_irq(bp->msix_table[i + offset].vector, &bp->fp[i]); |
a2fbb9ea | 5979 | } |
a2fbb9ea ET |
5980 | } |
5981 | ||
5982 | static void bnx2x_free_irq(struct bnx2x *bp) | |
5983 | { | |
a2fbb9ea | 5984 | if (bp->flags & USING_MSIX_FLAG) { |
a2fbb9ea ET |
5985 | bnx2x_free_msix_irqs(bp); |
5986 | pci_disable_msix(bp->pdev); | |
a2fbb9ea ET |
5987 | bp->flags &= ~USING_MSIX_FLAG; |
5988 | ||
5989 | } else | |
5990 | free_irq(bp->pdev->irq, bp->dev); | |
5991 | } | |
5992 | ||
5993 | static int bnx2x_enable_msix(struct bnx2x *bp) | |
5994 | { | |
34f80b04 | 5995 | int i, rc, offset; |
a2fbb9ea ET |
5996 | |
5997 | bp->msix_table[0].entry = 0; | |
34f80b04 EG |
5998 | offset = 1; |
5999 | DP(NETIF_MSG_IFUP, "msix_table[0].entry = 0 (slowpath)\n"); | |
a2fbb9ea | 6000 | |
34f80b04 EG |
6001 | for_each_queue(bp, i) { |
6002 | int igu_vec = offset + i + BP_L_ID(bp); | |
a2fbb9ea | 6003 | |
34f80b04 EG |
6004 | bp->msix_table[i + offset].entry = igu_vec; |
6005 | DP(NETIF_MSG_IFUP, "msix_table[%d].entry = %d " | |
6006 | "(fastpath #%u)\n", i + offset, igu_vec, i); | |
a2fbb9ea ET |
6007 | } |
6008 | ||
34f80b04 EG |
6009 | rc = pci_enable_msix(bp->pdev, &bp->msix_table[0], |
6010 | bp->num_queues + offset); | |
6011 | if (rc) { | |
6012 | DP(NETIF_MSG_IFUP, "MSI-X is not attainable\n"); | |
6013 | return -1; | |
6014 | } | |
a2fbb9ea ET |
6015 | bp->flags |= USING_MSIX_FLAG; |
6016 | ||
6017 | return 0; | |
a2fbb9ea ET |
6018 | } |
6019 | ||
a2fbb9ea ET |
6020 | static int bnx2x_req_msix_irqs(struct bnx2x *bp) |
6021 | { | |
34f80b04 | 6022 | int i, rc, offset = 1; |
a2fbb9ea | 6023 | |
a2fbb9ea ET |
6024 | rc = request_irq(bp->msix_table[0].vector, bnx2x_msix_sp_int, 0, |
6025 | bp->dev->name, bp->dev); | |
a2fbb9ea ET |
6026 | if (rc) { |
6027 | BNX2X_ERR("request sp irq failed\n"); | |
6028 | return -EBUSY; | |
6029 | } | |
6030 | ||
6031 | for_each_queue(bp, i) { | |
34f80b04 | 6032 | rc = request_irq(bp->msix_table[i + offset].vector, |
a2fbb9ea ET |
6033 | bnx2x_msix_fp_int, 0, |
6034 | bp->dev->name, &bp->fp[i]); | |
a2fbb9ea | 6035 | if (rc) { |
3196a88a EG |
6036 | BNX2X_ERR("request fp #%d irq failed rc -%d\n", |
6037 | i + offset, -rc); | |
a2fbb9ea ET |
6038 | bnx2x_free_msix_irqs(bp); |
6039 | return -EBUSY; | |
6040 | } | |
6041 | ||
6042 | bnx2x_fp(bp, i, state) = BNX2X_FP_STATE_IRQ; | |
a2fbb9ea ET |
6043 | } |
6044 | ||
6045 | return 0; | |
a2fbb9ea ET |
6046 | } |
6047 | ||
6048 | static int bnx2x_req_irq(struct bnx2x *bp) | |
6049 | { | |
34f80b04 | 6050 | int rc; |
a2fbb9ea | 6051 | |
34f80b04 EG |
6052 | rc = request_irq(bp->pdev->irq, bnx2x_interrupt, IRQF_SHARED, |
6053 | bp->dev->name, bp->dev); | |
a2fbb9ea ET |
6054 | if (!rc) |
6055 | bnx2x_fp(bp, 0, state) = BNX2X_FP_STATE_IRQ; | |
6056 | ||
6057 | return rc; | |
a2fbb9ea ET |
6058 | } |
6059 | ||
65abd74d YG |
6060 | static void bnx2x_napi_enable(struct bnx2x *bp) |
6061 | { | |
6062 | int i; | |
6063 | ||
6064 | for_each_queue(bp, i) | |
6065 | napi_enable(&bnx2x_fp(bp, i, napi)); | |
6066 | } | |
6067 | ||
6068 | static void bnx2x_napi_disable(struct bnx2x *bp) | |
6069 | { | |
6070 | int i; | |
6071 | ||
6072 | for_each_queue(bp, i) | |
6073 | napi_disable(&bnx2x_fp(bp, i, napi)); | |
6074 | } | |
6075 | ||
6076 | static void bnx2x_netif_start(struct bnx2x *bp) | |
6077 | { | |
6078 | if (atomic_dec_and_test(&bp->intr_sem)) { | |
6079 | if (netif_running(bp->dev)) { | |
6080 | if (bp->state == BNX2X_STATE_OPEN) | |
6081 | netif_wake_queue(bp->dev); | |
6082 | bnx2x_napi_enable(bp); | |
6083 | bnx2x_int_enable(bp); | |
6084 | } | |
6085 | } | |
6086 | } | |
6087 | ||
f8ef6e44 | 6088 | static void bnx2x_netif_stop(struct bnx2x *bp, int disable_hw) |
65abd74d | 6089 | { |
f8ef6e44 | 6090 | bnx2x_int_disable_sync(bp, disable_hw); |
65abd74d YG |
6091 | if (netif_running(bp->dev)) { |
6092 | bnx2x_napi_disable(bp); | |
6093 | netif_tx_disable(bp->dev); | |
6094 | bp->dev->trans_start = jiffies; /* prevent tx timeout */ | |
6095 | } | |
6096 | } | |
6097 | ||
a2fbb9ea ET |
6098 | /* |
6099 | * Init service functions | |
6100 | */ | |
6101 | ||
3101c2bc | 6102 | static void bnx2x_set_mac_addr_e1(struct bnx2x *bp, int set) |
a2fbb9ea ET |
6103 | { |
6104 | struct mac_configuration_cmd *config = bnx2x_sp(bp, mac_config); | |
34f80b04 | 6105 | int port = BP_PORT(bp); |
a2fbb9ea ET |
6106 | |
6107 | /* CAM allocation | |
6108 | * unicasts 0-31:port0 32-63:port1 | |
6109 | * multicast 64-127:port0 128-191:port1 | |
6110 | */ | |
6111 | config->hdr.length_6b = 2; | |
34f80b04 EG |
6112 | config->hdr.offset = port ? 31 : 0; |
6113 | config->hdr.client_id = BP_CL_ID(bp); | |
a2fbb9ea ET |
6114 | config->hdr.reserved1 = 0; |
6115 | ||
6116 | /* primary MAC */ | |
6117 | config->config_table[0].cam_entry.msb_mac_addr = | |
6118 | swab16(*(u16 *)&bp->dev->dev_addr[0]); | |
6119 | config->config_table[0].cam_entry.middle_mac_addr = | |
6120 | swab16(*(u16 *)&bp->dev->dev_addr[2]); | |
6121 | config->config_table[0].cam_entry.lsb_mac_addr = | |
6122 | swab16(*(u16 *)&bp->dev->dev_addr[4]); | |
34f80b04 | 6123 | config->config_table[0].cam_entry.flags = cpu_to_le16(port); |
3101c2bc YG |
6124 | if (set) |
6125 | config->config_table[0].target_table_entry.flags = 0; | |
6126 | else | |
6127 | CAM_INVALIDATE(config->config_table[0]); | |
a2fbb9ea ET |
6128 | config->config_table[0].target_table_entry.client_id = 0; |
6129 | config->config_table[0].target_table_entry.vlan_id = 0; | |
6130 | ||
3101c2bc YG |
6131 | DP(NETIF_MSG_IFUP, "%s MAC (%04x:%04x:%04x)\n", |
6132 | (set ? "setting" : "clearing"), | |
a2fbb9ea ET |
6133 | config->config_table[0].cam_entry.msb_mac_addr, |
6134 | config->config_table[0].cam_entry.middle_mac_addr, | |
6135 | config->config_table[0].cam_entry.lsb_mac_addr); | |
6136 | ||
6137 | /* broadcast */ | |
6138 | config->config_table[1].cam_entry.msb_mac_addr = 0xffff; | |
6139 | config->config_table[1].cam_entry.middle_mac_addr = 0xffff; | |
6140 | config->config_table[1].cam_entry.lsb_mac_addr = 0xffff; | |
34f80b04 | 6141 | config->config_table[1].cam_entry.flags = cpu_to_le16(port); |
3101c2bc YG |
6142 | if (set) |
6143 | config->config_table[1].target_table_entry.flags = | |
a2fbb9ea | 6144 | TSTORM_CAM_TARGET_TABLE_ENTRY_BROADCAST; |
3101c2bc YG |
6145 | else |
6146 | CAM_INVALIDATE(config->config_table[1]); | |
a2fbb9ea ET |
6147 | config->config_table[1].target_table_entry.client_id = 0; |
6148 | config->config_table[1].target_table_entry.vlan_id = 0; | |
6149 | ||
6150 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_SET_MAC, 0, | |
6151 | U64_HI(bnx2x_sp_mapping(bp, mac_config)), | |
6152 | U64_LO(bnx2x_sp_mapping(bp, mac_config)), 0); | |
6153 | } | |
6154 | ||
3101c2bc | 6155 | static void bnx2x_set_mac_addr_e1h(struct bnx2x *bp, int set) |
34f80b04 EG |
6156 | { |
6157 | struct mac_configuration_cmd_e1h *config = | |
6158 | (struct mac_configuration_cmd_e1h *)bnx2x_sp(bp, mac_config); | |
6159 | ||
3101c2bc | 6160 | if (set && (bp->state != BNX2X_STATE_OPEN)) { |
34f80b04 EG |
6161 | DP(NETIF_MSG_IFUP, "state is %x, returning\n", bp->state); |
6162 | return; | |
6163 | } | |
6164 | ||
6165 | /* CAM allocation for E1H | |
6166 | * unicasts: by func number | |
6167 | * multicast: 20+FUNC*20, 20 each | |
6168 | */ | |
6169 | config->hdr.length_6b = 1; | |
6170 | config->hdr.offset = BP_FUNC(bp); | |
6171 | config->hdr.client_id = BP_CL_ID(bp); | |
6172 | config->hdr.reserved1 = 0; | |
6173 | ||
6174 | /* primary MAC */ | |
6175 | config->config_table[0].msb_mac_addr = | |
6176 | swab16(*(u16 *)&bp->dev->dev_addr[0]); | |
6177 | config->config_table[0].middle_mac_addr = | |
6178 | swab16(*(u16 *)&bp->dev->dev_addr[2]); | |
6179 | config->config_table[0].lsb_mac_addr = | |
6180 | swab16(*(u16 *)&bp->dev->dev_addr[4]); | |
6181 | config->config_table[0].client_id = BP_L_ID(bp); | |
6182 | config->config_table[0].vlan_id = 0; | |
6183 | config->config_table[0].e1hov_id = cpu_to_le16(bp->e1hov); | |
3101c2bc YG |
6184 | if (set) |
6185 | config->config_table[0].flags = BP_PORT(bp); | |
6186 | else | |
6187 | config->config_table[0].flags = | |
6188 | MAC_CONFIGURATION_ENTRY_E1H_ACTION_TYPE; | |
34f80b04 | 6189 | |
3101c2bc YG |
6190 | DP(NETIF_MSG_IFUP, "%s MAC (%04x:%04x:%04x) E1HOV %d CLID %d\n", |
6191 | (set ? "setting" : "clearing"), | |
34f80b04 EG |
6192 | config->config_table[0].msb_mac_addr, |
6193 | config->config_table[0].middle_mac_addr, | |
6194 | config->config_table[0].lsb_mac_addr, bp->e1hov, BP_L_ID(bp)); | |
6195 | ||
6196 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_SET_MAC, 0, | |
6197 | U64_HI(bnx2x_sp_mapping(bp, mac_config)), | |
6198 | U64_LO(bnx2x_sp_mapping(bp, mac_config)), 0); | |
6199 | } | |
6200 | ||
a2fbb9ea ET |
6201 | static int bnx2x_wait_ramrod(struct bnx2x *bp, int state, int idx, |
6202 | int *state_p, int poll) | |
6203 | { | |
6204 | /* can take a while if any port is running */ | |
34f80b04 | 6205 | int cnt = 500; |
a2fbb9ea | 6206 | |
c14423fe ET |
6207 | DP(NETIF_MSG_IFUP, "%s for state to become %x on IDX [%d]\n", |
6208 | poll ? "polling" : "waiting", state, idx); | |
a2fbb9ea ET |
6209 | |
6210 | might_sleep(); | |
34f80b04 | 6211 | while (cnt--) { |
a2fbb9ea ET |
6212 | if (poll) { |
6213 | bnx2x_rx_int(bp->fp, 10); | |
34f80b04 EG |
6214 | /* if index is different from 0 |
6215 | * the reply for some commands will | |
3101c2bc | 6216 | * be on the non default queue |
a2fbb9ea ET |
6217 | */ |
6218 | if (idx) | |
6219 | bnx2x_rx_int(&bp->fp[idx], 10); | |
6220 | } | |
a2fbb9ea | 6221 | |
3101c2bc | 6222 | mb(); /* state is changed by bnx2x_sp_event() */ |
49d66772 | 6223 | if (*state_p == state) |
a2fbb9ea ET |
6224 | return 0; |
6225 | ||
a2fbb9ea | 6226 | msleep(1); |
a2fbb9ea ET |
6227 | } |
6228 | ||
a2fbb9ea | 6229 | /* timeout! */ |
49d66772 ET |
6230 | BNX2X_ERR("timeout %s for state %x on IDX [%d]\n", |
6231 | poll ? "polling" : "waiting", state, idx); | |
34f80b04 EG |
6232 | #ifdef BNX2X_STOP_ON_ERROR |
6233 | bnx2x_panic(); | |
6234 | #endif | |
a2fbb9ea | 6235 | |
49d66772 | 6236 | return -EBUSY; |
a2fbb9ea ET |
6237 | } |
6238 | ||
6239 | static int bnx2x_setup_leading(struct bnx2x *bp) | |
6240 | { | |
34f80b04 | 6241 | int rc; |
a2fbb9ea | 6242 | |
c14423fe | 6243 | /* reset IGU state */ |
34f80b04 | 6244 | bnx2x_ack_sb(bp, bp->fp[0].sb_id, CSTORM_ID, 0, IGU_INT_ENABLE, 0); |
a2fbb9ea ET |
6245 | |
6246 | /* SETUP ramrod */ | |
6247 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_PORT_SETUP, 0, 0, 0, 0); | |
6248 | ||
34f80b04 EG |
6249 | /* Wait for completion */ |
6250 | rc = bnx2x_wait_ramrod(bp, BNX2X_STATE_OPEN, 0, &(bp->state), 0); | |
a2fbb9ea | 6251 | |
34f80b04 | 6252 | return rc; |
a2fbb9ea ET |
6253 | } |
6254 | ||
6255 | static int bnx2x_setup_multi(struct bnx2x *bp, int index) | |
6256 | { | |
a2fbb9ea | 6257 | /* reset IGU state */ |
34f80b04 | 6258 | bnx2x_ack_sb(bp, bp->fp[index].sb_id, CSTORM_ID, 0, IGU_INT_ENABLE, 0); |
a2fbb9ea | 6259 | |
228241eb | 6260 | /* SETUP ramrod */ |
a2fbb9ea ET |
6261 | bp->fp[index].state = BNX2X_FP_STATE_OPENING; |
6262 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_CLIENT_SETUP, index, 0, index, 0); | |
6263 | ||
6264 | /* Wait for completion */ | |
6265 | return bnx2x_wait_ramrod(bp, BNX2X_FP_STATE_OPEN, index, | |
228241eb | 6266 | &(bp->fp[index].state), 0); |
a2fbb9ea ET |
6267 | } |
6268 | ||
a2fbb9ea ET |
6269 | static int bnx2x_poll(struct napi_struct *napi, int budget); |
6270 | static void bnx2x_set_rx_mode(struct net_device *dev); | |
6271 | ||
34f80b04 EG |
6272 | /* must be called with rtnl_lock */ |
6273 | static int bnx2x_nic_load(struct bnx2x *bp, int load_mode) | |
a2fbb9ea | 6274 | { |
228241eb | 6275 | u32 load_code; |
34f80b04 | 6276 | int i, rc; |
34f80b04 EG |
6277 | #ifdef BNX2X_STOP_ON_ERROR |
6278 | if (unlikely(bp->panic)) | |
6279 | return -EPERM; | |
6280 | #endif | |
a2fbb9ea ET |
6281 | |
6282 | bp->state = BNX2X_STATE_OPENING_WAIT4_LOAD; | |
6283 | ||
34f80b04 EG |
6284 | /* Send LOAD_REQUEST command to MCP |
6285 | Returns the type of LOAD command: | |
6286 | if it is the first port to be initialized | |
6287 | common blocks should be initialized, otherwise - not | |
a2fbb9ea | 6288 | */ |
34f80b04 | 6289 | if (!BP_NOMCP(bp)) { |
228241eb ET |
6290 | load_code = bnx2x_fw_command(bp, DRV_MSG_CODE_LOAD_REQ); |
6291 | if (!load_code) { | |
da5a662a | 6292 | BNX2X_ERR("MCP response failure, aborting\n"); |
228241eb ET |
6293 | return -EBUSY; |
6294 | } | |
34f80b04 | 6295 | if (load_code == FW_MSG_CODE_DRV_LOAD_REFUSED) |
a2fbb9ea | 6296 | return -EBUSY; /* other port in diagnostic mode */ |
34f80b04 | 6297 | |
a2fbb9ea | 6298 | } else { |
da5a662a VZ |
6299 | int port = BP_PORT(bp); |
6300 | ||
34f80b04 EG |
6301 | DP(NETIF_MSG_IFUP, "NO MCP load counts before us %d, %d, %d\n", |
6302 | load_count[0], load_count[1], load_count[2]); | |
6303 | load_count[0]++; | |
da5a662a | 6304 | load_count[1 + port]++; |
34f80b04 EG |
6305 | DP(NETIF_MSG_IFUP, "NO MCP new load counts %d, %d, %d\n", |
6306 | load_count[0], load_count[1], load_count[2]); | |
6307 | if (load_count[0] == 1) | |
6308 | load_code = FW_MSG_CODE_DRV_LOAD_COMMON; | |
da5a662a | 6309 | else if (load_count[1 + port] == 1) |
34f80b04 EG |
6310 | load_code = FW_MSG_CODE_DRV_LOAD_PORT; |
6311 | else | |
6312 | load_code = FW_MSG_CODE_DRV_LOAD_FUNCTION; | |
a2fbb9ea ET |
6313 | } |
6314 | ||
34f80b04 EG |
6315 | if ((load_code == FW_MSG_CODE_DRV_LOAD_COMMON) || |
6316 | (load_code == FW_MSG_CODE_DRV_LOAD_PORT)) | |
6317 | bp->port.pmf = 1; | |
6318 | else | |
6319 | bp->port.pmf = 0; | |
6320 | DP(NETIF_MSG_LINK, "pmf %d\n", bp->port.pmf); | |
6321 | ||
6322 | /* if we can't use MSI-X we only need one fp, | |
6323 | * so try to enable MSI-X with the requested number of fp's | |
a2fbb9ea ET |
6324 | * and fallback to inta with one fp |
6325 | */ | |
34f80b04 EG |
6326 | if (use_inta) { |
6327 | bp->num_queues = 1; | |
6328 | ||
6329 | } else { | |
6330 | if ((use_multi > 1) && (use_multi <= BP_MAX_QUEUES(bp))) | |
6331 | /* user requested number */ | |
6332 | bp->num_queues = use_multi; | |
6333 | ||
6334 | else if (use_multi) | |
6335 | bp->num_queues = min_t(u32, num_online_cpus(), | |
6336 | BP_MAX_QUEUES(bp)); | |
6337 | else | |
a2fbb9ea | 6338 | bp->num_queues = 1; |
34f80b04 EG |
6339 | |
6340 | if (bnx2x_enable_msix(bp)) { | |
6341 | /* failed to enable MSI-X */ | |
6342 | bp->num_queues = 1; | |
6343 | if (use_multi) | |
6344 | BNX2X_ERR("Multi requested but failed" | |
6345 | " to enable MSI-X\n"); | |
a2fbb9ea ET |
6346 | } |
6347 | } | |
34f80b04 EG |
6348 | DP(NETIF_MSG_IFUP, |
6349 | "set number of queues to %d\n", bp->num_queues); | |
c14423fe | 6350 | |
a2fbb9ea ET |
6351 | if (bnx2x_alloc_mem(bp)) |
6352 | return -ENOMEM; | |
6353 | ||
7a9b2557 VZ |
6354 | for_each_queue(bp, i) |
6355 | bnx2x_fp(bp, i, disable_tpa) = | |
6356 | ((bp->flags & TPA_ENABLE_FLAG) == 0); | |
6357 | ||
34f80b04 EG |
6358 | if (bp->flags & USING_MSIX_FLAG) { |
6359 | rc = bnx2x_req_msix_irqs(bp); | |
6360 | if (rc) { | |
6361 | pci_disable_msix(bp->pdev); | |
6362 | goto load_error; | |
6363 | } | |
6364 | } else { | |
6365 | bnx2x_ack_int(bp); | |
6366 | rc = bnx2x_req_irq(bp); | |
6367 | if (rc) { | |
6368 | BNX2X_ERR("IRQ request failed, aborting\n"); | |
6369 | goto load_error; | |
a2fbb9ea ET |
6370 | } |
6371 | } | |
6372 | ||
6373 | for_each_queue(bp, i) | |
6374 | netif_napi_add(bp->dev, &bnx2x_fp(bp, i, napi), | |
6375 | bnx2x_poll, 128); | |
6376 | ||
a2fbb9ea | 6377 | /* Initialize HW */ |
34f80b04 EG |
6378 | rc = bnx2x_init_hw(bp, load_code); |
6379 | if (rc) { | |
a2fbb9ea | 6380 | BNX2X_ERR("HW init failed, aborting\n"); |
d1014634 | 6381 | goto load_int_disable; |
a2fbb9ea ET |
6382 | } |
6383 | ||
a2fbb9ea | 6384 | /* Setup NIC internals and enable interrupts */ |
471de716 | 6385 | bnx2x_nic_init(bp, load_code); |
a2fbb9ea ET |
6386 | |
6387 | /* Send LOAD_DONE command to MCP */ | |
34f80b04 | 6388 | if (!BP_NOMCP(bp)) { |
228241eb ET |
6389 | load_code = bnx2x_fw_command(bp, DRV_MSG_CODE_LOAD_DONE); |
6390 | if (!load_code) { | |
da5a662a | 6391 | BNX2X_ERR("MCP response failure, aborting\n"); |
34f80b04 | 6392 | rc = -EBUSY; |
d1014634 | 6393 | goto load_rings_free; |
a2fbb9ea ET |
6394 | } |
6395 | } | |
6396 | ||
bb2a0f7a YG |
6397 | bnx2x_stats_init(bp); |
6398 | ||
a2fbb9ea ET |
6399 | bp->state = BNX2X_STATE_OPENING_WAIT4_PORT; |
6400 | ||
6401 | /* Enable Rx interrupt handling before sending the ramrod | |
6402 | as it's completed on Rx FP queue */ | |
65abd74d | 6403 | bnx2x_napi_enable(bp); |
a2fbb9ea | 6404 | |
da5a662a VZ |
6405 | /* Enable interrupt handling */ |
6406 | atomic_set(&bp->intr_sem, 0); | |
6407 | ||
34f80b04 EG |
6408 | rc = bnx2x_setup_leading(bp); |
6409 | if (rc) { | |
da5a662a | 6410 | BNX2X_ERR("Setup leading failed!\n"); |
d1014634 | 6411 | goto load_netif_stop; |
34f80b04 | 6412 | } |
a2fbb9ea | 6413 | |
34f80b04 EG |
6414 | if (CHIP_IS_E1H(bp)) |
6415 | if (bp->mf_config & FUNC_MF_CFG_FUNC_DISABLED) { | |
6416 | BNX2X_ERR("!!! mf_cfg function disabled\n"); | |
6417 | bp->state = BNX2X_STATE_DISABLED; | |
6418 | } | |
a2fbb9ea | 6419 | |
34f80b04 EG |
6420 | if (bp->state == BNX2X_STATE_OPEN) |
6421 | for_each_nondefault_queue(bp, i) { | |
6422 | rc = bnx2x_setup_multi(bp, i); | |
6423 | if (rc) | |
d1014634 | 6424 | goto load_netif_stop; |
34f80b04 | 6425 | } |
a2fbb9ea | 6426 | |
34f80b04 | 6427 | if (CHIP_IS_E1(bp)) |
3101c2bc | 6428 | bnx2x_set_mac_addr_e1(bp, 1); |
34f80b04 | 6429 | else |
3101c2bc | 6430 | bnx2x_set_mac_addr_e1h(bp, 1); |
34f80b04 EG |
6431 | |
6432 | if (bp->port.pmf) | |
6433 | bnx2x_initial_phy_init(bp); | |
a2fbb9ea ET |
6434 | |
6435 | /* Start fast path */ | |
34f80b04 EG |
6436 | switch (load_mode) { |
6437 | case LOAD_NORMAL: | |
6438 | /* Tx queue should be only reenabled */ | |
6439 | netif_wake_queue(bp->dev); | |
6440 | bnx2x_set_rx_mode(bp->dev); | |
6441 | break; | |
6442 | ||
6443 | case LOAD_OPEN: | |
a2fbb9ea | 6444 | netif_start_queue(bp->dev); |
34f80b04 | 6445 | bnx2x_set_rx_mode(bp->dev); |
a2fbb9ea ET |
6446 | if (bp->flags & USING_MSIX_FLAG) |
6447 | printk(KERN_INFO PFX "%s: using MSI-X\n", | |
6448 | bp->dev->name); | |
34f80b04 | 6449 | break; |
a2fbb9ea | 6450 | |
34f80b04 | 6451 | case LOAD_DIAG: |
a2fbb9ea | 6452 | bnx2x_set_rx_mode(bp->dev); |
34f80b04 EG |
6453 | bp->state = BNX2X_STATE_DIAG; |
6454 | break; | |
6455 | ||
6456 | default: | |
6457 | break; | |
a2fbb9ea ET |
6458 | } |
6459 | ||
34f80b04 EG |
6460 | if (!bp->port.pmf) |
6461 | bnx2x__link_status_update(bp); | |
6462 | ||
a2fbb9ea ET |
6463 | /* start the timer */ |
6464 | mod_timer(&bp->timer, jiffies + bp->current_interval); | |
6465 | ||
34f80b04 | 6466 | |
a2fbb9ea ET |
6467 | return 0; |
6468 | ||
d1014634 | 6469 | load_netif_stop: |
65abd74d | 6470 | bnx2x_napi_disable(bp); |
d1014634 | 6471 | load_rings_free: |
7a9b2557 VZ |
6472 | /* Free SKBs, SGEs, TPA pool and driver internals */ |
6473 | bnx2x_free_skbs(bp); | |
6474 | for_each_queue(bp, i) | |
3196a88a | 6475 | bnx2x_free_rx_sge_range(bp, bp->fp + i, NUM_RX_SGE); |
d1014634 | 6476 | load_int_disable: |
f8ef6e44 | 6477 | bnx2x_int_disable_sync(bp, 1); |
d1014634 YG |
6478 | /* Release IRQs */ |
6479 | bnx2x_free_irq(bp); | |
228241eb | 6480 | load_error: |
a2fbb9ea ET |
6481 | bnx2x_free_mem(bp); |
6482 | ||
6483 | /* TBD we really need to reset the chip | |
6484 | if we want to recover from this */ | |
34f80b04 | 6485 | return rc; |
a2fbb9ea ET |
6486 | } |
6487 | ||
6488 | static int bnx2x_stop_multi(struct bnx2x *bp, int index) | |
6489 | { | |
a2fbb9ea ET |
6490 | int rc; |
6491 | ||
c14423fe | 6492 | /* halt the connection */ |
a2fbb9ea | 6493 | bp->fp[index].state = BNX2X_FP_STATE_HALTING; |
231fd58a | 6494 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_HALT, index, 0, index, 0); |
a2fbb9ea | 6495 | |
34f80b04 | 6496 | /* Wait for completion */ |
a2fbb9ea | 6497 | rc = bnx2x_wait_ramrod(bp, BNX2X_FP_STATE_HALTED, index, |
34f80b04 | 6498 | &(bp->fp[index].state), 1); |
c14423fe | 6499 | if (rc) /* timeout */ |
a2fbb9ea ET |
6500 | return rc; |
6501 | ||
6502 | /* delete cfc entry */ | |
6503 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_CFC_DEL, index, 0, 0, 1); | |
6504 | ||
34f80b04 EG |
6505 | /* Wait for completion */ |
6506 | rc = bnx2x_wait_ramrod(bp, BNX2X_FP_STATE_CLOSED, index, | |
6507 | &(bp->fp[index].state), 1); | |
6508 | return rc; | |
a2fbb9ea ET |
6509 | } |
6510 | ||
da5a662a | 6511 | static int bnx2x_stop_leading(struct bnx2x *bp) |
a2fbb9ea | 6512 | { |
49d66772 | 6513 | u16 dsb_sp_prod_idx; |
c14423fe | 6514 | /* if the other port is handling traffic, |
a2fbb9ea | 6515 | this can take a lot of time */ |
34f80b04 EG |
6516 | int cnt = 500; |
6517 | int rc; | |
a2fbb9ea ET |
6518 | |
6519 | might_sleep(); | |
6520 | ||
6521 | /* Send HALT ramrod */ | |
6522 | bp->fp[0].state = BNX2X_FP_STATE_HALTING; | |
34f80b04 | 6523 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_HALT, 0, 0, BP_CL_ID(bp), 0); |
a2fbb9ea | 6524 | |
34f80b04 EG |
6525 | /* Wait for completion */ |
6526 | rc = bnx2x_wait_ramrod(bp, BNX2X_FP_STATE_HALTED, 0, | |
6527 | &(bp->fp[0].state), 1); | |
6528 | if (rc) /* timeout */ | |
da5a662a | 6529 | return rc; |
a2fbb9ea | 6530 | |
49d66772 | 6531 | dsb_sp_prod_idx = *bp->dsb_sp_prod; |
a2fbb9ea | 6532 | |
228241eb | 6533 | /* Send PORT_DELETE ramrod */ |
a2fbb9ea ET |
6534 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_PORT_DEL, 0, 0, 0, 1); |
6535 | ||
49d66772 | 6536 | /* Wait for completion to arrive on default status block |
a2fbb9ea ET |
6537 | we are going to reset the chip anyway |
6538 | so there is not much to do if this times out | |
6539 | */ | |
34f80b04 | 6540 | while (dsb_sp_prod_idx == *bp->dsb_sp_prod) { |
34f80b04 EG |
6541 | if (!cnt) { |
6542 | DP(NETIF_MSG_IFDOWN, "timeout waiting for port del " | |
6543 | "dsb_sp_prod 0x%x != dsb_sp_prod_idx 0x%x\n", | |
6544 | *bp->dsb_sp_prod, dsb_sp_prod_idx); | |
6545 | #ifdef BNX2X_STOP_ON_ERROR | |
6546 | bnx2x_panic(); | |
da5a662a VZ |
6547 | #else |
6548 | rc = -EBUSY; | |
34f80b04 EG |
6549 | #endif |
6550 | break; | |
6551 | } | |
6552 | cnt--; | |
da5a662a | 6553 | msleep(1); |
49d66772 ET |
6554 | } |
6555 | bp->state = BNX2X_STATE_CLOSING_WAIT4_UNLOAD; | |
6556 | bp->fp[0].state = BNX2X_FP_STATE_CLOSED; | |
da5a662a VZ |
6557 | |
6558 | return rc; | |
a2fbb9ea ET |
6559 | } |
6560 | ||
34f80b04 EG |
6561 | static void bnx2x_reset_func(struct bnx2x *bp) |
6562 | { | |
6563 | int port = BP_PORT(bp); | |
6564 | int func = BP_FUNC(bp); | |
6565 | int base, i; | |
6566 | ||
6567 | /* Configure IGU */ | |
6568 | REG_WR(bp, HC_REG_LEADING_EDGE_0 + port*8, 0); | |
6569 | REG_WR(bp, HC_REG_TRAILING_EDGE_0 + port*8, 0); | |
6570 | ||
6571 | REG_WR(bp, HC_REG_CONFIG_0 + port*4, 0x1000); | |
6572 | ||
6573 | /* Clear ILT */ | |
6574 | base = FUNC_ILT_BASE(func); | |
6575 | for (i = base; i < base + ILT_PER_FUNC; i++) | |
6576 | bnx2x_ilt_wr(bp, i, 0); | |
6577 | } | |
6578 | ||
6579 | static void bnx2x_reset_port(struct bnx2x *bp) | |
6580 | { | |
6581 | int port = BP_PORT(bp); | |
6582 | u32 val; | |
6583 | ||
6584 | REG_WR(bp, NIG_REG_MASK_INTERRUPT_PORT0 + port*4, 0); | |
6585 | ||
6586 | /* Do not rcv packets to BRB */ | |
6587 | REG_WR(bp, NIG_REG_LLH0_BRB1_DRV_MASK + port*4, 0x0); | |
6588 | /* Do not direct rcv packets that are not for MCP to the BRB */ | |
6589 | REG_WR(bp, (port ? NIG_REG_LLH1_BRB1_NOT_MCP : | |
6590 | NIG_REG_LLH0_BRB1_NOT_MCP), 0x0); | |
6591 | ||
6592 | /* Configure AEU */ | |
6593 | REG_WR(bp, MISC_REG_AEU_MASK_ATTN_FUNC_0 + port*4, 0); | |
6594 | ||
6595 | msleep(100); | |
6596 | /* Check for BRB port occupancy */ | |
6597 | val = REG_RD(bp, BRB1_REG_PORT_NUM_OCC_BLOCKS_0 + port*4); | |
6598 | if (val) | |
6599 | DP(NETIF_MSG_IFDOWN, | |
33471629 | 6600 | "BRB1 is not empty %d blocks are occupied\n", val); |
34f80b04 EG |
6601 | |
6602 | /* TODO: Close Doorbell port? */ | |
6603 | } | |
6604 | ||
6605 | static void bnx2x_reset_common(struct bnx2x *bp) | |
6606 | { | |
6607 | /* reset_common */ | |
6608 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_CLEAR, | |
6609 | 0xd3ffff7f); | |
6610 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_CLEAR, 0x1403); | |
6611 | } | |
6612 | ||
6613 | static void bnx2x_reset_chip(struct bnx2x *bp, u32 reset_code) | |
6614 | { | |
6615 | DP(BNX2X_MSG_MCP, "function %d reset_code %x\n", | |
6616 | BP_FUNC(bp), reset_code); | |
6617 | ||
6618 | switch (reset_code) { | |
6619 | case FW_MSG_CODE_DRV_UNLOAD_COMMON: | |
6620 | bnx2x_reset_port(bp); | |
6621 | bnx2x_reset_func(bp); | |
6622 | bnx2x_reset_common(bp); | |
6623 | break; | |
6624 | ||
6625 | case FW_MSG_CODE_DRV_UNLOAD_PORT: | |
6626 | bnx2x_reset_port(bp); | |
6627 | bnx2x_reset_func(bp); | |
6628 | break; | |
6629 | ||
6630 | case FW_MSG_CODE_DRV_UNLOAD_FUNCTION: | |
6631 | bnx2x_reset_func(bp); | |
6632 | break; | |
49d66772 | 6633 | |
34f80b04 EG |
6634 | default: |
6635 | BNX2X_ERR("Unknown reset_code (0x%x) from MCP\n", reset_code); | |
6636 | break; | |
6637 | } | |
6638 | } | |
6639 | ||
33471629 | 6640 | /* must be called with rtnl_lock */ |
34f80b04 | 6641 | static int bnx2x_nic_unload(struct bnx2x *bp, int unload_mode) |
a2fbb9ea | 6642 | { |
da5a662a | 6643 | int port = BP_PORT(bp); |
a2fbb9ea | 6644 | u32 reset_code = 0; |
da5a662a | 6645 | int i, cnt, rc; |
a2fbb9ea ET |
6646 | |
6647 | bp->state = BNX2X_STATE_CLOSING_WAIT4_HALT; | |
6648 | ||
228241eb ET |
6649 | bp->rx_mode = BNX2X_RX_MODE_NONE; |
6650 | bnx2x_set_storm_rx_mode(bp); | |
a2fbb9ea | 6651 | |
f8ef6e44 | 6652 | bnx2x_netif_stop(bp, 1); |
65abd74d YG |
6653 | if (!netif_running(bp->dev)) |
6654 | bnx2x_napi_disable(bp); | |
34f80b04 EG |
6655 | del_timer_sync(&bp->timer); |
6656 | SHMEM_WR(bp, func_mb[BP_FUNC(bp)].drv_pulse_mb, | |
6657 | (DRV_PULSE_ALWAYS_ALIVE | bp->fw_drv_pulse_wr_seq)); | |
bb2a0f7a | 6658 | bnx2x_stats_handle(bp, STATS_EVENT_STOP); |
34f80b04 | 6659 | |
da5a662a | 6660 | /* Wait until tx fast path tasks complete */ |
228241eb ET |
6661 | for_each_queue(bp, i) { |
6662 | struct bnx2x_fastpath *fp = &bp->fp[i]; | |
6663 | ||
34f80b04 EG |
6664 | cnt = 1000; |
6665 | smp_rmb(); | |
da5a662a VZ |
6666 | while (BNX2X_HAS_TX_WORK(fp)) { |
6667 | ||
65abd74d | 6668 | bnx2x_tx_int(fp, 1000); |
34f80b04 EG |
6669 | if (!cnt) { |
6670 | BNX2X_ERR("timeout waiting for queue[%d]\n", | |
6671 | i); | |
6672 | #ifdef BNX2X_STOP_ON_ERROR | |
6673 | bnx2x_panic(); | |
6674 | return -EBUSY; | |
6675 | #else | |
6676 | break; | |
6677 | #endif | |
6678 | } | |
6679 | cnt--; | |
da5a662a | 6680 | msleep(1); |
34f80b04 EG |
6681 | smp_rmb(); |
6682 | } | |
228241eb | 6683 | } |
da5a662a VZ |
6684 | /* Give HW time to discard old tx messages */ |
6685 | msleep(1); | |
a2fbb9ea | 6686 | |
34f80b04 EG |
6687 | /* Release IRQs */ |
6688 | bnx2x_free_irq(bp); | |
6689 | ||
3101c2bc YG |
6690 | if (CHIP_IS_E1(bp)) { |
6691 | struct mac_configuration_cmd *config = | |
6692 | bnx2x_sp(bp, mcast_config); | |
6693 | ||
6694 | bnx2x_set_mac_addr_e1(bp, 0); | |
6695 | ||
6696 | for (i = 0; i < config->hdr.length_6b; i++) | |
6697 | CAM_INVALIDATE(config->config_table[i]); | |
6698 | ||
6699 | config->hdr.length_6b = i; | |
6700 | if (CHIP_REV_IS_SLOW(bp)) | |
6701 | config->hdr.offset = BNX2X_MAX_EMUL_MULTI*(1 + port); | |
6702 | else | |
6703 | config->hdr.offset = BNX2X_MAX_MULTICAST*(1 + port); | |
6704 | config->hdr.client_id = BP_CL_ID(bp); | |
6705 | config->hdr.reserved1 = 0; | |
6706 | ||
6707 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_SET_MAC, 0, | |
6708 | U64_HI(bnx2x_sp_mapping(bp, mcast_config)), | |
6709 | U64_LO(bnx2x_sp_mapping(bp, mcast_config)), 0); | |
6710 | ||
6711 | } else { /* E1H */ | |
65abd74d YG |
6712 | REG_WR(bp, NIG_REG_LLH0_FUNC_EN + port*8, 0); |
6713 | ||
3101c2bc YG |
6714 | bnx2x_set_mac_addr_e1h(bp, 0); |
6715 | ||
6716 | for (i = 0; i < MC_HASH_SIZE; i++) | |
6717 | REG_WR(bp, MC_HASH_OFFSET(bp, i), 0); | |
6718 | } | |
6719 | ||
65abd74d YG |
6720 | if (unload_mode == UNLOAD_NORMAL) |
6721 | reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_DIS; | |
6722 | ||
6723 | else if (bp->flags & NO_WOL_FLAG) { | |
6724 | reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_MCP; | |
6725 | if (CHIP_IS_E1H(bp)) | |
6726 | REG_WR(bp, MISC_REG_E1HMF_MODE, 0); | |
6727 | ||
6728 | } else if (bp->wol) { | |
6729 | u32 emac_base = port ? GRCBASE_EMAC1 : GRCBASE_EMAC0; | |
6730 | u8 *mac_addr = bp->dev->dev_addr; | |
6731 | u32 val; | |
6732 | /* The mac address is written to entries 1-4 to | |
6733 | preserve entry 0 which is used by the PMF */ | |
6734 | u8 entry = (BP_E1HVN(bp) + 1)*8; | |
6735 | ||
6736 | val = (mac_addr[0] << 8) | mac_addr[1]; | |
6737 | EMAC_WR(bp, EMAC_REG_EMAC_MAC_MATCH + entry, val); | |
6738 | ||
6739 | val = (mac_addr[2] << 24) | (mac_addr[3] << 16) | | |
6740 | (mac_addr[4] << 8) | mac_addr[5]; | |
6741 | EMAC_WR(bp, EMAC_REG_EMAC_MAC_MATCH + entry + 4, val); | |
6742 | ||
6743 | reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_EN; | |
6744 | ||
6745 | } else | |
6746 | reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_DIS; | |
da5a662a | 6747 | |
34f80b04 EG |
6748 | /* Close multi and leading connections |
6749 | Completions for ramrods are collected in a synchronous way */ | |
a2fbb9ea ET |
6750 | for_each_nondefault_queue(bp, i) |
6751 | if (bnx2x_stop_multi(bp, i)) | |
228241eb | 6752 | goto unload_error; |
a2fbb9ea | 6753 | |
da5a662a VZ |
6754 | rc = bnx2x_stop_leading(bp); |
6755 | if (rc) { | |
34f80b04 | 6756 | BNX2X_ERR("Stop leading failed!\n"); |
da5a662a | 6757 | #ifdef BNX2X_STOP_ON_ERROR |
34f80b04 | 6758 | return -EBUSY; |
da5a662a VZ |
6759 | #else |
6760 | goto unload_error; | |
34f80b04 | 6761 | #endif |
228241eb ET |
6762 | } |
6763 | ||
6764 | unload_error: | |
34f80b04 | 6765 | if (!BP_NOMCP(bp)) |
228241eb | 6766 | reset_code = bnx2x_fw_command(bp, reset_code); |
34f80b04 EG |
6767 | else { |
6768 | DP(NETIF_MSG_IFDOWN, "NO MCP load counts %d, %d, %d\n", | |
6769 | load_count[0], load_count[1], load_count[2]); | |
6770 | load_count[0]--; | |
da5a662a | 6771 | load_count[1 + port]--; |
34f80b04 EG |
6772 | DP(NETIF_MSG_IFDOWN, "NO MCP new load counts %d, %d, %d\n", |
6773 | load_count[0], load_count[1], load_count[2]); | |
6774 | if (load_count[0] == 0) | |
6775 | reset_code = FW_MSG_CODE_DRV_UNLOAD_COMMON; | |
da5a662a | 6776 | else if (load_count[1 + port] == 0) |
34f80b04 EG |
6777 | reset_code = FW_MSG_CODE_DRV_UNLOAD_PORT; |
6778 | else | |
6779 | reset_code = FW_MSG_CODE_DRV_UNLOAD_FUNCTION; | |
6780 | } | |
a2fbb9ea | 6781 | |
34f80b04 EG |
6782 | if ((reset_code == FW_MSG_CODE_DRV_UNLOAD_COMMON) || |
6783 | (reset_code == FW_MSG_CODE_DRV_UNLOAD_PORT)) | |
6784 | bnx2x__link_reset(bp); | |
a2fbb9ea ET |
6785 | |
6786 | /* Reset the chip */ | |
228241eb | 6787 | bnx2x_reset_chip(bp, reset_code); |
a2fbb9ea ET |
6788 | |
6789 | /* Report UNLOAD_DONE to MCP */ | |
34f80b04 | 6790 | if (!BP_NOMCP(bp)) |
a2fbb9ea ET |
6791 | bnx2x_fw_command(bp, DRV_MSG_CODE_UNLOAD_DONE); |
6792 | ||
7a9b2557 | 6793 | /* Free SKBs, SGEs, TPA pool and driver internals */ |
a2fbb9ea | 6794 | bnx2x_free_skbs(bp); |
7a9b2557 | 6795 | for_each_queue(bp, i) |
3196a88a | 6796 | bnx2x_free_rx_sge_range(bp, bp->fp + i, NUM_RX_SGE); |
a2fbb9ea ET |
6797 | bnx2x_free_mem(bp); |
6798 | ||
6799 | bp->state = BNX2X_STATE_CLOSED; | |
228241eb | 6800 | |
a2fbb9ea ET |
6801 | netif_carrier_off(bp->dev); |
6802 | ||
6803 | return 0; | |
6804 | } | |
6805 | ||
34f80b04 EG |
6806 | static void bnx2x_reset_task(struct work_struct *work) |
6807 | { | |
6808 | struct bnx2x *bp = container_of(work, struct bnx2x, reset_task); | |
6809 | ||
6810 | #ifdef BNX2X_STOP_ON_ERROR | |
6811 | BNX2X_ERR("reset task called but STOP_ON_ERROR defined" | |
6812 | " so reset not done to allow debug dump,\n" | |
6813 | KERN_ERR " you will need to reboot when done\n"); | |
6814 | return; | |
6815 | #endif | |
6816 | ||
6817 | rtnl_lock(); | |
6818 | ||
6819 | if (!netif_running(bp->dev)) | |
6820 | goto reset_task_exit; | |
6821 | ||
6822 | bnx2x_nic_unload(bp, UNLOAD_NORMAL); | |
6823 | bnx2x_nic_load(bp, LOAD_NORMAL); | |
6824 | ||
6825 | reset_task_exit: | |
6826 | rtnl_unlock(); | |
6827 | } | |
6828 | ||
a2fbb9ea ET |
6829 | /* end of nic load/unload */ |
6830 | ||
6831 | /* ethtool_ops */ | |
6832 | ||
6833 | /* | |
6834 | * Init service functions | |
6835 | */ | |
6836 | ||
34f80b04 EG |
6837 | static void __devinit bnx2x_undi_unload(struct bnx2x *bp) |
6838 | { | |
6839 | u32 val; | |
6840 | ||
6841 | /* Check if there is any driver already loaded */ | |
6842 | val = REG_RD(bp, MISC_REG_UNPREPARED); | |
6843 | if (val == 0x1) { | |
6844 | /* Check if it is the UNDI driver | |
6845 | * UNDI driver initializes CID offset for normal bell to 0x7 | |
6846 | */ | |
4a37fb66 | 6847 | bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_UNDI); |
34f80b04 | 6848 | val = REG_RD(bp, DORQ_REG_NORM_CID_OFST); |
76b190c5 EG |
6849 | if (val == 0x7) |
6850 | REG_WR(bp, DORQ_REG_NORM_CID_OFST, 0); | |
6851 | bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_UNDI); | |
6852 | ||
34f80b04 EG |
6853 | if (val == 0x7) { |
6854 | u32 reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_DIS; | |
da5a662a | 6855 | /* save our func */ |
34f80b04 | 6856 | int func = BP_FUNC(bp); |
da5a662a VZ |
6857 | u32 swap_en; |
6858 | u32 swap_val; | |
34f80b04 EG |
6859 | |
6860 | BNX2X_DEV_INFO("UNDI is active! reset device\n"); | |
6861 | ||
6862 | /* try unload UNDI on port 0 */ | |
6863 | bp->func = 0; | |
da5a662a VZ |
6864 | bp->fw_seq = |
6865 | (SHMEM_RD(bp, func_mb[bp->func].drv_mb_header) & | |
6866 | DRV_MSG_SEQ_NUMBER_MASK); | |
34f80b04 | 6867 | reset_code = bnx2x_fw_command(bp, reset_code); |
34f80b04 EG |
6868 | |
6869 | /* if UNDI is loaded on the other port */ | |
6870 | if (reset_code != FW_MSG_CODE_DRV_UNLOAD_COMMON) { | |
6871 | ||
da5a662a VZ |
6872 | /* send "DONE" for previous unload */ |
6873 | bnx2x_fw_command(bp, DRV_MSG_CODE_UNLOAD_DONE); | |
6874 | ||
6875 | /* unload UNDI on port 1 */ | |
34f80b04 | 6876 | bp->func = 1; |
da5a662a VZ |
6877 | bp->fw_seq = |
6878 | (SHMEM_RD(bp, func_mb[bp->func].drv_mb_header) & | |
6879 | DRV_MSG_SEQ_NUMBER_MASK); | |
6880 | reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_DIS; | |
6881 | ||
6882 | bnx2x_fw_command(bp, reset_code); | |
34f80b04 EG |
6883 | } |
6884 | ||
da5a662a VZ |
6885 | REG_WR(bp, (BP_PORT(bp) ? HC_REG_CONFIG_1 : |
6886 | HC_REG_CONFIG_0), 0x1000); | |
6887 | ||
6888 | /* close input traffic and wait for it */ | |
6889 | /* Do not rcv packets to BRB */ | |
6890 | REG_WR(bp, | |
6891 | (BP_PORT(bp) ? NIG_REG_LLH1_BRB1_DRV_MASK : | |
6892 | NIG_REG_LLH0_BRB1_DRV_MASK), 0x0); | |
6893 | /* Do not direct rcv packets that are not for MCP to | |
6894 | * the BRB */ | |
6895 | REG_WR(bp, | |
6896 | (BP_PORT(bp) ? NIG_REG_LLH1_BRB1_NOT_MCP : | |
6897 | NIG_REG_LLH0_BRB1_NOT_MCP), 0x0); | |
6898 | /* clear AEU */ | |
6899 | REG_WR(bp, | |
6900 | (BP_PORT(bp) ? MISC_REG_AEU_MASK_ATTN_FUNC_1 : | |
6901 | MISC_REG_AEU_MASK_ATTN_FUNC_0), 0); | |
6902 | msleep(10); | |
6903 | ||
6904 | /* save NIG port swap info */ | |
6905 | swap_val = REG_RD(bp, NIG_REG_PORT_SWAP); | |
6906 | swap_en = REG_RD(bp, NIG_REG_STRAP_OVERRIDE); | |
34f80b04 EG |
6907 | /* reset device */ |
6908 | REG_WR(bp, | |
6909 | GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_CLEAR, | |
da5a662a | 6910 | 0xd3ffffff); |
34f80b04 EG |
6911 | REG_WR(bp, |
6912 | GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_CLEAR, | |
6913 | 0x1403); | |
da5a662a VZ |
6914 | /* take the NIG out of reset and restore swap values */ |
6915 | REG_WR(bp, | |
6916 | GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_SET, | |
6917 | MISC_REGISTERS_RESET_REG_1_RST_NIG); | |
6918 | REG_WR(bp, NIG_REG_PORT_SWAP, swap_val); | |
6919 | REG_WR(bp, NIG_REG_STRAP_OVERRIDE, swap_en); | |
6920 | ||
6921 | /* send unload done to the MCP */ | |
6922 | bnx2x_fw_command(bp, DRV_MSG_CODE_UNLOAD_DONE); | |
6923 | ||
6924 | /* restore our func and fw_seq */ | |
6925 | bp->func = func; | |
6926 | bp->fw_seq = | |
6927 | (SHMEM_RD(bp, func_mb[bp->func].drv_mb_header) & | |
6928 | DRV_MSG_SEQ_NUMBER_MASK); | |
34f80b04 EG |
6929 | } |
6930 | } | |
6931 | } | |
6932 | ||
6933 | static void __devinit bnx2x_get_common_hwinfo(struct bnx2x *bp) | |
6934 | { | |
6935 | u32 val, val2, val3, val4, id; | |
72ce58c3 | 6936 | u16 pmc; |
34f80b04 EG |
6937 | |
6938 | /* Get the chip revision id and number. */ | |
6939 | /* chip num:16-31, rev:12-15, metal:4-11, bond_id:0-3 */ | |
6940 | val = REG_RD(bp, MISC_REG_CHIP_NUM); | |
6941 | id = ((val & 0xffff) << 16); | |
6942 | val = REG_RD(bp, MISC_REG_CHIP_REV); | |
6943 | id |= ((val & 0xf) << 12); | |
6944 | val = REG_RD(bp, MISC_REG_CHIP_METAL); | |
6945 | id |= ((val & 0xff) << 4); | |
6946 | REG_RD(bp, MISC_REG_BOND_ID); | |
6947 | id |= (val & 0xf); | |
6948 | bp->common.chip_id = id; | |
6949 | bp->link_params.chip_id = bp->common.chip_id; | |
6950 | BNX2X_DEV_INFO("chip ID is 0x%x\n", id); | |
6951 | ||
6952 | val = REG_RD(bp, MCP_REG_MCPR_NVM_CFG4); | |
6953 | bp->common.flash_size = (NVRAM_1MB_SIZE << | |
6954 | (val & MCPR_NVM_CFG4_FLASH_SIZE)); | |
6955 | BNX2X_DEV_INFO("flash_size 0x%x (%d)\n", | |
6956 | bp->common.flash_size, bp->common.flash_size); | |
6957 | ||
6958 | bp->common.shmem_base = REG_RD(bp, MISC_REG_SHARED_MEM_ADDR); | |
6959 | bp->link_params.shmem_base = bp->common.shmem_base; | |
6960 | BNX2X_DEV_INFO("shmem offset is 0x%x\n", bp->common.shmem_base); | |
6961 | ||
6962 | if (!bp->common.shmem_base || | |
6963 | (bp->common.shmem_base < 0xA0000) || | |
6964 | (bp->common.shmem_base >= 0xC0000)) { | |
6965 | BNX2X_DEV_INFO("MCP not active\n"); | |
6966 | bp->flags |= NO_MCP_FLAG; | |
6967 | return; | |
6968 | } | |
6969 | ||
6970 | val = SHMEM_RD(bp, validity_map[BP_PORT(bp)]); | |
6971 | if ((val & (SHR_MEM_VALIDITY_DEV_INFO | SHR_MEM_VALIDITY_MB)) | |
6972 | != (SHR_MEM_VALIDITY_DEV_INFO | SHR_MEM_VALIDITY_MB)) | |
6973 | BNX2X_ERR("BAD MCP validity signature\n"); | |
6974 | ||
6975 | bp->common.hw_config = SHMEM_RD(bp, dev_info.shared_hw_config.config); | |
6976 | bp->common.board = SHMEM_RD(bp, dev_info.shared_hw_config.board); | |
6977 | ||
6978 | BNX2X_DEV_INFO("hw_config 0x%08x board 0x%08x\n", | |
6979 | bp->common.hw_config, bp->common.board); | |
6980 | ||
6981 | bp->link_params.hw_led_mode = ((bp->common.hw_config & | |
6982 | SHARED_HW_CFG_LED_MODE_MASK) >> | |
6983 | SHARED_HW_CFG_LED_MODE_SHIFT); | |
6984 | ||
6985 | val = SHMEM_RD(bp, dev_info.bc_rev) >> 8; | |
6986 | bp->common.bc_ver = val; | |
6987 | BNX2X_DEV_INFO("bc_ver %X\n", val); | |
6988 | if (val < BNX2X_BC_VER) { | |
6989 | /* for now only warn | |
6990 | * later we might need to enforce this */ | |
6991 | BNX2X_ERR("This driver needs bc_ver %X but found %X," | |
6992 | " please upgrade BC\n", BNX2X_BC_VER, val); | |
6993 | } | |
72ce58c3 EG |
6994 | |
6995 | if (BP_E1HVN(bp) == 0) { | |
6996 | pci_read_config_word(bp->pdev, bp->pm_cap + PCI_PM_PMC, &pmc); | |
6997 | bp->flags |= (pmc & PCI_PM_CAP_PME_D3cold) ? 0 : NO_WOL_FLAG; | |
6998 | } else { | |
6999 | /* no WOL capability for E1HVN != 0 */ | |
7000 | bp->flags |= NO_WOL_FLAG; | |
7001 | } | |
7002 | BNX2X_DEV_INFO("%sWoL capable\n", | |
7003 | (bp->flags & NO_WOL_FLAG) ? "Not " : ""); | |
34f80b04 EG |
7004 | |
7005 | val = SHMEM_RD(bp, dev_info.shared_hw_config.part_num); | |
7006 | val2 = SHMEM_RD(bp, dev_info.shared_hw_config.part_num[4]); | |
7007 | val3 = SHMEM_RD(bp, dev_info.shared_hw_config.part_num[8]); | |
7008 | val4 = SHMEM_RD(bp, dev_info.shared_hw_config.part_num[12]); | |
7009 | ||
7010 | printk(KERN_INFO PFX "part number %X-%X-%X-%X\n", | |
7011 | val, val2, val3, val4); | |
7012 | } | |
7013 | ||
7014 | static void __devinit bnx2x_link_settings_supported(struct bnx2x *bp, | |
7015 | u32 switch_cfg) | |
a2fbb9ea | 7016 | { |
34f80b04 | 7017 | int port = BP_PORT(bp); |
a2fbb9ea ET |
7018 | u32 ext_phy_type; |
7019 | ||
a2fbb9ea ET |
7020 | switch (switch_cfg) { |
7021 | case SWITCH_CFG_1G: | |
7022 | BNX2X_DEV_INFO("switch_cfg 0x%x (1G)\n", switch_cfg); | |
7023 | ||
c18487ee YR |
7024 | ext_phy_type = |
7025 | SERDES_EXT_PHY_TYPE(bp->link_params.ext_phy_config); | |
a2fbb9ea ET |
7026 | switch (ext_phy_type) { |
7027 | case PORT_HW_CFG_SERDES_EXT_PHY_TYPE_DIRECT: | |
7028 | BNX2X_DEV_INFO("ext_phy_type 0x%x (Direct)\n", | |
7029 | ext_phy_type); | |
7030 | ||
34f80b04 EG |
7031 | bp->port.supported |= (SUPPORTED_10baseT_Half | |
7032 | SUPPORTED_10baseT_Full | | |
7033 | SUPPORTED_100baseT_Half | | |
7034 | SUPPORTED_100baseT_Full | | |
7035 | SUPPORTED_1000baseT_Full | | |
7036 | SUPPORTED_2500baseX_Full | | |
7037 | SUPPORTED_TP | | |
7038 | SUPPORTED_FIBRE | | |
7039 | SUPPORTED_Autoneg | | |
7040 | SUPPORTED_Pause | | |
7041 | SUPPORTED_Asym_Pause); | |
a2fbb9ea ET |
7042 | break; |
7043 | ||
7044 | case PORT_HW_CFG_SERDES_EXT_PHY_TYPE_BCM5482: | |
7045 | BNX2X_DEV_INFO("ext_phy_type 0x%x (5482)\n", | |
7046 | ext_phy_type); | |
7047 | ||
34f80b04 EG |
7048 | bp->port.supported |= (SUPPORTED_10baseT_Half | |
7049 | SUPPORTED_10baseT_Full | | |
7050 | SUPPORTED_100baseT_Half | | |
7051 | SUPPORTED_100baseT_Full | | |
7052 | SUPPORTED_1000baseT_Full | | |
7053 | SUPPORTED_TP | | |
7054 | SUPPORTED_FIBRE | | |
7055 | SUPPORTED_Autoneg | | |
7056 | SUPPORTED_Pause | | |
7057 | SUPPORTED_Asym_Pause); | |
a2fbb9ea ET |
7058 | break; |
7059 | ||
7060 | default: | |
7061 | BNX2X_ERR("NVRAM config error. " | |
7062 | "BAD SerDes ext_phy_config 0x%x\n", | |
c18487ee | 7063 | bp->link_params.ext_phy_config); |
a2fbb9ea ET |
7064 | return; |
7065 | } | |
7066 | ||
34f80b04 EG |
7067 | bp->port.phy_addr = REG_RD(bp, NIG_REG_SERDES0_CTRL_PHY_ADDR + |
7068 | port*0x10); | |
7069 | BNX2X_DEV_INFO("phy_addr 0x%x\n", bp->port.phy_addr); | |
a2fbb9ea ET |
7070 | break; |
7071 | ||
7072 | case SWITCH_CFG_10G: | |
7073 | BNX2X_DEV_INFO("switch_cfg 0x%x (10G)\n", switch_cfg); | |
7074 | ||
c18487ee YR |
7075 | ext_phy_type = |
7076 | XGXS_EXT_PHY_TYPE(bp->link_params.ext_phy_config); | |
a2fbb9ea ET |
7077 | switch (ext_phy_type) { |
7078 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT: | |
7079 | BNX2X_DEV_INFO("ext_phy_type 0x%x (Direct)\n", | |
7080 | ext_phy_type); | |
7081 | ||
34f80b04 EG |
7082 | bp->port.supported |= (SUPPORTED_10baseT_Half | |
7083 | SUPPORTED_10baseT_Full | | |
7084 | SUPPORTED_100baseT_Half | | |
7085 | SUPPORTED_100baseT_Full | | |
7086 | SUPPORTED_1000baseT_Full | | |
7087 | SUPPORTED_2500baseX_Full | | |
7088 | SUPPORTED_10000baseT_Full | | |
7089 | SUPPORTED_TP | | |
7090 | SUPPORTED_FIBRE | | |
7091 | SUPPORTED_Autoneg | | |
7092 | SUPPORTED_Pause | | |
7093 | SUPPORTED_Asym_Pause); | |
a2fbb9ea ET |
7094 | break; |
7095 | ||
7096 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8705: | |
f1410647 | 7097 | BNX2X_DEV_INFO("ext_phy_type 0x%x (8705)\n", |
34f80b04 | 7098 | ext_phy_type); |
f1410647 | 7099 | |
34f80b04 EG |
7100 | bp->port.supported |= (SUPPORTED_10000baseT_Full | |
7101 | SUPPORTED_FIBRE | | |
7102 | SUPPORTED_Pause | | |
7103 | SUPPORTED_Asym_Pause); | |
f1410647 ET |
7104 | break; |
7105 | ||
a2fbb9ea | 7106 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8706: |
f1410647 ET |
7107 | BNX2X_DEV_INFO("ext_phy_type 0x%x (8706)\n", |
7108 | ext_phy_type); | |
7109 | ||
34f80b04 EG |
7110 | bp->port.supported |= (SUPPORTED_10000baseT_Full | |
7111 | SUPPORTED_1000baseT_Full | | |
7112 | SUPPORTED_FIBRE | | |
7113 | SUPPORTED_Pause | | |
7114 | SUPPORTED_Asym_Pause); | |
f1410647 ET |
7115 | break; |
7116 | ||
7117 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8072: | |
7118 | BNX2X_DEV_INFO("ext_phy_type 0x%x (8072)\n", | |
a2fbb9ea ET |
7119 | ext_phy_type); |
7120 | ||
34f80b04 EG |
7121 | bp->port.supported |= (SUPPORTED_10000baseT_Full | |
7122 | SUPPORTED_1000baseT_Full | | |
7123 | SUPPORTED_FIBRE | | |
7124 | SUPPORTED_Autoneg | | |
7125 | SUPPORTED_Pause | | |
7126 | SUPPORTED_Asym_Pause); | |
f1410647 ET |
7127 | break; |
7128 | ||
c18487ee YR |
7129 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073: |
7130 | BNX2X_DEV_INFO("ext_phy_type 0x%x (8073)\n", | |
7131 | ext_phy_type); | |
7132 | ||
34f80b04 EG |
7133 | bp->port.supported |= (SUPPORTED_10000baseT_Full | |
7134 | SUPPORTED_2500baseX_Full | | |
7135 | SUPPORTED_1000baseT_Full | | |
7136 | SUPPORTED_FIBRE | | |
7137 | SUPPORTED_Autoneg | | |
7138 | SUPPORTED_Pause | | |
7139 | SUPPORTED_Asym_Pause); | |
c18487ee YR |
7140 | break; |
7141 | ||
f1410647 ET |
7142 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101: |
7143 | BNX2X_DEV_INFO("ext_phy_type 0x%x (SFX7101)\n", | |
7144 | ext_phy_type); | |
7145 | ||
34f80b04 EG |
7146 | bp->port.supported |= (SUPPORTED_10000baseT_Full | |
7147 | SUPPORTED_TP | | |
7148 | SUPPORTED_Autoneg | | |
7149 | SUPPORTED_Pause | | |
7150 | SUPPORTED_Asym_Pause); | |
a2fbb9ea ET |
7151 | break; |
7152 | ||
c18487ee YR |
7153 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_FAILURE: |
7154 | BNX2X_ERR("XGXS PHY Failure detected 0x%x\n", | |
7155 | bp->link_params.ext_phy_config); | |
7156 | break; | |
7157 | ||
a2fbb9ea ET |
7158 | default: |
7159 | BNX2X_ERR("NVRAM config error. " | |
7160 | "BAD XGXS ext_phy_config 0x%x\n", | |
c18487ee | 7161 | bp->link_params.ext_phy_config); |
a2fbb9ea ET |
7162 | return; |
7163 | } | |
7164 | ||
34f80b04 EG |
7165 | bp->port.phy_addr = REG_RD(bp, NIG_REG_XGXS0_CTRL_PHY_ADDR + |
7166 | port*0x18); | |
7167 | BNX2X_DEV_INFO("phy_addr 0x%x\n", bp->port.phy_addr); | |
a2fbb9ea | 7168 | |
a2fbb9ea ET |
7169 | break; |
7170 | ||
7171 | default: | |
7172 | BNX2X_ERR("BAD switch_cfg link_config 0x%x\n", | |
34f80b04 | 7173 | bp->port.link_config); |
a2fbb9ea ET |
7174 | return; |
7175 | } | |
34f80b04 | 7176 | bp->link_params.phy_addr = bp->port.phy_addr; |
a2fbb9ea ET |
7177 | |
7178 | /* mask what we support according to speed_cap_mask */ | |
c18487ee YR |
7179 | if (!(bp->link_params.speed_cap_mask & |
7180 | PORT_HW_CFG_SPEED_CAPABILITY_D0_10M_HALF)) | |
34f80b04 | 7181 | bp->port.supported &= ~SUPPORTED_10baseT_Half; |
a2fbb9ea | 7182 | |
c18487ee YR |
7183 | if (!(bp->link_params.speed_cap_mask & |
7184 | PORT_HW_CFG_SPEED_CAPABILITY_D0_10M_FULL)) | |
34f80b04 | 7185 | bp->port.supported &= ~SUPPORTED_10baseT_Full; |
a2fbb9ea | 7186 | |
c18487ee YR |
7187 | if (!(bp->link_params.speed_cap_mask & |
7188 | PORT_HW_CFG_SPEED_CAPABILITY_D0_100M_HALF)) | |
34f80b04 | 7189 | bp->port.supported &= ~SUPPORTED_100baseT_Half; |
a2fbb9ea | 7190 | |
c18487ee YR |
7191 | if (!(bp->link_params.speed_cap_mask & |
7192 | PORT_HW_CFG_SPEED_CAPABILITY_D0_100M_FULL)) | |
34f80b04 | 7193 | bp->port.supported &= ~SUPPORTED_100baseT_Full; |
a2fbb9ea | 7194 | |
c18487ee YR |
7195 | if (!(bp->link_params.speed_cap_mask & |
7196 | PORT_HW_CFG_SPEED_CAPABILITY_D0_1G)) | |
34f80b04 EG |
7197 | bp->port.supported &= ~(SUPPORTED_1000baseT_Half | |
7198 | SUPPORTED_1000baseT_Full); | |
a2fbb9ea | 7199 | |
c18487ee YR |
7200 | if (!(bp->link_params.speed_cap_mask & |
7201 | PORT_HW_CFG_SPEED_CAPABILITY_D0_2_5G)) | |
34f80b04 | 7202 | bp->port.supported &= ~SUPPORTED_2500baseX_Full; |
a2fbb9ea | 7203 | |
c18487ee YR |
7204 | if (!(bp->link_params.speed_cap_mask & |
7205 | PORT_HW_CFG_SPEED_CAPABILITY_D0_10G)) | |
34f80b04 | 7206 | bp->port.supported &= ~SUPPORTED_10000baseT_Full; |
a2fbb9ea | 7207 | |
34f80b04 | 7208 | BNX2X_DEV_INFO("supported 0x%x\n", bp->port.supported); |
a2fbb9ea ET |
7209 | } |
7210 | ||
34f80b04 | 7211 | static void __devinit bnx2x_link_settings_requested(struct bnx2x *bp) |
a2fbb9ea | 7212 | { |
c18487ee | 7213 | bp->link_params.req_duplex = DUPLEX_FULL; |
a2fbb9ea | 7214 | |
34f80b04 | 7215 | switch (bp->port.link_config & PORT_FEATURE_LINK_SPEED_MASK) { |
a2fbb9ea | 7216 | case PORT_FEATURE_LINK_SPEED_AUTO: |
34f80b04 | 7217 | if (bp->port.supported & SUPPORTED_Autoneg) { |
c18487ee | 7218 | bp->link_params.req_line_speed = SPEED_AUTO_NEG; |
34f80b04 | 7219 | bp->port.advertising = bp->port.supported; |
a2fbb9ea | 7220 | } else { |
c18487ee YR |
7221 | u32 ext_phy_type = |
7222 | XGXS_EXT_PHY_TYPE(bp->link_params.ext_phy_config); | |
7223 | ||
7224 | if ((ext_phy_type == | |
7225 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8705) || | |
7226 | (ext_phy_type == | |
7227 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8706)) { | |
a2fbb9ea | 7228 | /* force 10G, no AN */ |
c18487ee | 7229 | bp->link_params.req_line_speed = SPEED_10000; |
34f80b04 | 7230 | bp->port.advertising = |
a2fbb9ea ET |
7231 | (ADVERTISED_10000baseT_Full | |
7232 | ADVERTISED_FIBRE); | |
7233 | break; | |
7234 | } | |
7235 | BNX2X_ERR("NVRAM config error. " | |
7236 | "Invalid link_config 0x%x" | |
7237 | " Autoneg not supported\n", | |
34f80b04 | 7238 | bp->port.link_config); |
a2fbb9ea ET |
7239 | return; |
7240 | } | |
7241 | break; | |
7242 | ||
7243 | case PORT_FEATURE_LINK_SPEED_10M_FULL: | |
34f80b04 | 7244 | if (bp->port.supported & SUPPORTED_10baseT_Full) { |
c18487ee | 7245 | bp->link_params.req_line_speed = SPEED_10; |
34f80b04 EG |
7246 | bp->port.advertising = (ADVERTISED_10baseT_Full | |
7247 | ADVERTISED_TP); | |
a2fbb9ea ET |
7248 | } else { |
7249 | BNX2X_ERR("NVRAM config error. " | |
7250 | "Invalid link_config 0x%x" | |
7251 | " speed_cap_mask 0x%x\n", | |
34f80b04 | 7252 | bp->port.link_config, |
c18487ee | 7253 | bp->link_params.speed_cap_mask); |
a2fbb9ea ET |
7254 | return; |
7255 | } | |
7256 | break; | |
7257 | ||
7258 | case PORT_FEATURE_LINK_SPEED_10M_HALF: | |
34f80b04 | 7259 | if (bp->port.supported & SUPPORTED_10baseT_Half) { |
c18487ee YR |
7260 | bp->link_params.req_line_speed = SPEED_10; |
7261 | bp->link_params.req_duplex = DUPLEX_HALF; | |
34f80b04 EG |
7262 | bp->port.advertising = (ADVERTISED_10baseT_Half | |
7263 | ADVERTISED_TP); | |
a2fbb9ea ET |
7264 | } else { |
7265 | BNX2X_ERR("NVRAM config error. " | |
7266 | "Invalid link_config 0x%x" | |
7267 | " speed_cap_mask 0x%x\n", | |
34f80b04 | 7268 | bp->port.link_config, |
c18487ee | 7269 | bp->link_params.speed_cap_mask); |
a2fbb9ea ET |
7270 | return; |
7271 | } | |
7272 | break; | |
7273 | ||
7274 | case PORT_FEATURE_LINK_SPEED_100M_FULL: | |
34f80b04 | 7275 | if (bp->port.supported & SUPPORTED_100baseT_Full) { |
c18487ee | 7276 | bp->link_params.req_line_speed = SPEED_100; |
34f80b04 EG |
7277 | bp->port.advertising = (ADVERTISED_100baseT_Full | |
7278 | ADVERTISED_TP); | |
a2fbb9ea ET |
7279 | } else { |
7280 | BNX2X_ERR("NVRAM config error. " | |
7281 | "Invalid link_config 0x%x" | |
7282 | " speed_cap_mask 0x%x\n", | |
34f80b04 | 7283 | bp->port.link_config, |
c18487ee | 7284 | bp->link_params.speed_cap_mask); |
a2fbb9ea ET |
7285 | return; |
7286 | } | |
7287 | break; | |
7288 | ||
7289 | case PORT_FEATURE_LINK_SPEED_100M_HALF: | |
34f80b04 | 7290 | if (bp->port.supported & SUPPORTED_100baseT_Half) { |
c18487ee YR |
7291 | bp->link_params.req_line_speed = SPEED_100; |
7292 | bp->link_params.req_duplex = DUPLEX_HALF; | |
34f80b04 EG |
7293 | bp->port.advertising = (ADVERTISED_100baseT_Half | |
7294 | ADVERTISED_TP); | |
a2fbb9ea ET |
7295 | } else { |
7296 | BNX2X_ERR("NVRAM config error. " | |
7297 | "Invalid link_config 0x%x" | |
7298 | " speed_cap_mask 0x%x\n", | |
34f80b04 | 7299 | bp->port.link_config, |
c18487ee | 7300 | bp->link_params.speed_cap_mask); |
a2fbb9ea ET |
7301 | return; |
7302 | } | |
7303 | break; | |
7304 | ||
7305 | case PORT_FEATURE_LINK_SPEED_1G: | |
34f80b04 | 7306 | if (bp->port.supported & SUPPORTED_1000baseT_Full) { |
c18487ee | 7307 | bp->link_params.req_line_speed = SPEED_1000; |
34f80b04 EG |
7308 | bp->port.advertising = (ADVERTISED_1000baseT_Full | |
7309 | ADVERTISED_TP); | |
a2fbb9ea ET |
7310 | } else { |
7311 | BNX2X_ERR("NVRAM config error. " | |
7312 | "Invalid link_config 0x%x" | |
7313 | " speed_cap_mask 0x%x\n", | |
34f80b04 | 7314 | bp->port.link_config, |
c18487ee | 7315 | bp->link_params.speed_cap_mask); |
a2fbb9ea ET |
7316 | return; |
7317 | } | |
7318 | break; | |
7319 | ||
7320 | case PORT_FEATURE_LINK_SPEED_2_5G: | |
34f80b04 | 7321 | if (bp->port.supported & SUPPORTED_2500baseX_Full) { |
c18487ee | 7322 | bp->link_params.req_line_speed = SPEED_2500; |
34f80b04 EG |
7323 | bp->port.advertising = (ADVERTISED_2500baseX_Full | |
7324 | ADVERTISED_TP); | |
a2fbb9ea ET |
7325 | } else { |
7326 | BNX2X_ERR("NVRAM config error. " | |
7327 | "Invalid link_config 0x%x" | |
7328 | " speed_cap_mask 0x%x\n", | |
34f80b04 | 7329 | bp->port.link_config, |
c18487ee | 7330 | bp->link_params.speed_cap_mask); |
a2fbb9ea ET |
7331 | return; |
7332 | } | |
7333 | break; | |
7334 | ||
7335 | case PORT_FEATURE_LINK_SPEED_10G_CX4: | |
7336 | case PORT_FEATURE_LINK_SPEED_10G_KX4: | |
7337 | case PORT_FEATURE_LINK_SPEED_10G_KR: | |
34f80b04 | 7338 | if (bp->port.supported & SUPPORTED_10000baseT_Full) { |
c18487ee | 7339 | bp->link_params.req_line_speed = SPEED_10000; |
34f80b04 EG |
7340 | bp->port.advertising = (ADVERTISED_10000baseT_Full | |
7341 | ADVERTISED_FIBRE); | |
a2fbb9ea ET |
7342 | } else { |
7343 | BNX2X_ERR("NVRAM config error. " | |
7344 | "Invalid link_config 0x%x" | |
7345 | " speed_cap_mask 0x%x\n", | |
34f80b04 | 7346 | bp->port.link_config, |
c18487ee | 7347 | bp->link_params.speed_cap_mask); |
a2fbb9ea ET |
7348 | return; |
7349 | } | |
7350 | break; | |
7351 | ||
7352 | default: | |
7353 | BNX2X_ERR("NVRAM config error. " | |
7354 | "BAD link speed link_config 0x%x\n", | |
34f80b04 | 7355 | bp->port.link_config); |
c18487ee | 7356 | bp->link_params.req_line_speed = SPEED_AUTO_NEG; |
34f80b04 | 7357 | bp->port.advertising = bp->port.supported; |
a2fbb9ea ET |
7358 | break; |
7359 | } | |
a2fbb9ea | 7360 | |
34f80b04 EG |
7361 | bp->link_params.req_flow_ctrl = (bp->port.link_config & |
7362 | PORT_FEATURE_FLOW_CONTROL_MASK); | |
c18487ee | 7363 | if ((bp->link_params.req_flow_ctrl == FLOW_CTRL_AUTO) && |
4ab84d45 | 7364 | !(bp->port.supported & SUPPORTED_Autoneg)) |
c18487ee | 7365 | bp->link_params.req_flow_ctrl = FLOW_CTRL_NONE; |
a2fbb9ea | 7366 | |
c18487ee | 7367 | BNX2X_DEV_INFO("req_line_speed %d req_duplex %d req_flow_ctrl 0x%x" |
f1410647 | 7368 | " advertising 0x%x\n", |
c18487ee YR |
7369 | bp->link_params.req_line_speed, |
7370 | bp->link_params.req_duplex, | |
34f80b04 | 7371 | bp->link_params.req_flow_ctrl, bp->port.advertising); |
a2fbb9ea ET |
7372 | } |
7373 | ||
34f80b04 | 7374 | static void __devinit bnx2x_get_port_hwinfo(struct bnx2x *bp) |
a2fbb9ea | 7375 | { |
34f80b04 EG |
7376 | int port = BP_PORT(bp); |
7377 | u32 val, val2; | |
a2fbb9ea | 7378 | |
c18487ee | 7379 | bp->link_params.bp = bp; |
34f80b04 | 7380 | bp->link_params.port = port; |
c18487ee | 7381 | |
c18487ee | 7382 | bp->link_params.serdes_config = |
f1410647 | 7383 | SHMEM_RD(bp, dev_info.port_hw_config[port].serdes_config); |
c18487ee | 7384 | bp->link_params.lane_config = |
a2fbb9ea | 7385 | SHMEM_RD(bp, dev_info.port_hw_config[port].lane_config); |
c18487ee | 7386 | bp->link_params.ext_phy_config = |
a2fbb9ea ET |
7387 | SHMEM_RD(bp, |
7388 | dev_info.port_hw_config[port].external_phy_config); | |
c18487ee | 7389 | bp->link_params.speed_cap_mask = |
a2fbb9ea ET |
7390 | SHMEM_RD(bp, |
7391 | dev_info.port_hw_config[port].speed_capability_mask); | |
7392 | ||
34f80b04 | 7393 | bp->port.link_config = |
a2fbb9ea ET |
7394 | SHMEM_RD(bp, dev_info.port_feature_config[port].link_config); |
7395 | ||
34f80b04 EG |
7396 | BNX2X_DEV_INFO("serdes_config 0x%08x lane_config 0x%08x\n" |
7397 | KERN_INFO " ext_phy_config 0x%08x speed_cap_mask 0x%08x" | |
7398 | " link_config 0x%08x\n", | |
c18487ee YR |
7399 | bp->link_params.serdes_config, |
7400 | bp->link_params.lane_config, | |
7401 | bp->link_params.ext_phy_config, | |
34f80b04 | 7402 | bp->link_params.speed_cap_mask, bp->port.link_config); |
a2fbb9ea | 7403 | |
34f80b04 | 7404 | bp->link_params.switch_cfg = (bp->port.link_config & |
c18487ee YR |
7405 | PORT_FEATURE_CONNECTED_SWITCH_MASK); |
7406 | bnx2x_link_settings_supported(bp, bp->link_params.switch_cfg); | |
a2fbb9ea ET |
7407 | |
7408 | bnx2x_link_settings_requested(bp); | |
7409 | ||
7410 | val2 = SHMEM_RD(bp, dev_info.port_hw_config[port].mac_upper); | |
7411 | val = SHMEM_RD(bp, dev_info.port_hw_config[port].mac_lower); | |
7412 | bp->dev->dev_addr[0] = (u8)(val2 >> 8 & 0xff); | |
7413 | bp->dev->dev_addr[1] = (u8)(val2 & 0xff); | |
7414 | bp->dev->dev_addr[2] = (u8)(val >> 24 & 0xff); | |
7415 | bp->dev->dev_addr[3] = (u8)(val >> 16 & 0xff); | |
7416 | bp->dev->dev_addr[4] = (u8)(val >> 8 & 0xff); | |
7417 | bp->dev->dev_addr[5] = (u8)(val & 0xff); | |
c18487ee YR |
7418 | memcpy(bp->link_params.mac_addr, bp->dev->dev_addr, ETH_ALEN); |
7419 | memcpy(bp->dev->perm_addr, bp->dev->dev_addr, ETH_ALEN); | |
34f80b04 EG |
7420 | } |
7421 | ||
7422 | static int __devinit bnx2x_get_hwinfo(struct bnx2x *bp) | |
7423 | { | |
7424 | int func = BP_FUNC(bp); | |
7425 | u32 val, val2; | |
7426 | int rc = 0; | |
a2fbb9ea | 7427 | |
34f80b04 | 7428 | bnx2x_get_common_hwinfo(bp); |
a2fbb9ea | 7429 | |
34f80b04 EG |
7430 | bp->e1hov = 0; |
7431 | bp->e1hmf = 0; | |
7432 | if (CHIP_IS_E1H(bp)) { | |
7433 | bp->mf_config = | |
7434 | SHMEM_RD(bp, mf_cfg.func_mf_config[func].config); | |
a2fbb9ea | 7435 | |
3196a88a EG |
7436 | val = (SHMEM_RD(bp, mf_cfg.func_mf_config[func].e1hov_tag) & |
7437 | FUNC_MF_CFG_E1HOV_TAG_MASK); | |
34f80b04 | 7438 | if (val != FUNC_MF_CFG_E1HOV_TAG_DEFAULT) { |
a2fbb9ea | 7439 | |
34f80b04 EG |
7440 | bp->e1hov = val; |
7441 | bp->e1hmf = 1; | |
7442 | BNX2X_DEV_INFO("MF mode E1HOV for func %d is %d " | |
7443 | "(0x%04x)\n", | |
7444 | func, bp->e1hov, bp->e1hov); | |
7445 | } else { | |
7446 | BNX2X_DEV_INFO("Single function mode\n"); | |
7447 | if (BP_E1HVN(bp)) { | |
7448 | BNX2X_ERR("!!! No valid E1HOV for func %d," | |
7449 | " aborting\n", func); | |
7450 | rc = -EPERM; | |
7451 | } | |
7452 | } | |
7453 | } | |
a2fbb9ea | 7454 | |
34f80b04 EG |
7455 | if (!BP_NOMCP(bp)) { |
7456 | bnx2x_get_port_hwinfo(bp); | |
7457 | ||
7458 | bp->fw_seq = (SHMEM_RD(bp, func_mb[func].drv_mb_header) & | |
7459 | DRV_MSG_SEQ_NUMBER_MASK); | |
7460 | BNX2X_DEV_INFO("fw_seq 0x%08x\n", bp->fw_seq); | |
7461 | } | |
7462 | ||
7463 | if (IS_E1HMF(bp)) { | |
7464 | val2 = SHMEM_RD(bp, mf_cfg.func_mf_config[func].mac_upper); | |
7465 | val = SHMEM_RD(bp, mf_cfg.func_mf_config[func].mac_lower); | |
7466 | if ((val2 != FUNC_MF_CFG_UPPERMAC_DEFAULT) && | |
7467 | (val != FUNC_MF_CFG_LOWERMAC_DEFAULT)) { | |
7468 | bp->dev->dev_addr[0] = (u8)(val2 >> 8 & 0xff); | |
7469 | bp->dev->dev_addr[1] = (u8)(val2 & 0xff); | |
7470 | bp->dev->dev_addr[2] = (u8)(val >> 24 & 0xff); | |
7471 | bp->dev->dev_addr[3] = (u8)(val >> 16 & 0xff); | |
7472 | bp->dev->dev_addr[4] = (u8)(val >> 8 & 0xff); | |
7473 | bp->dev->dev_addr[5] = (u8)(val & 0xff); | |
7474 | memcpy(bp->link_params.mac_addr, bp->dev->dev_addr, | |
7475 | ETH_ALEN); | |
7476 | memcpy(bp->dev->perm_addr, bp->dev->dev_addr, | |
7477 | ETH_ALEN); | |
a2fbb9ea | 7478 | } |
34f80b04 EG |
7479 | |
7480 | return rc; | |
a2fbb9ea ET |
7481 | } |
7482 | ||
34f80b04 EG |
7483 | if (BP_NOMCP(bp)) { |
7484 | /* only supposed to happen on emulation/FPGA */ | |
33471629 | 7485 | BNX2X_ERR("warning random MAC workaround active\n"); |
34f80b04 EG |
7486 | random_ether_addr(bp->dev->dev_addr); |
7487 | memcpy(bp->dev->perm_addr, bp->dev->dev_addr, ETH_ALEN); | |
7488 | } | |
a2fbb9ea | 7489 | |
34f80b04 EG |
7490 | return rc; |
7491 | } | |
7492 | ||
7493 | static int __devinit bnx2x_init_bp(struct bnx2x *bp) | |
7494 | { | |
7495 | int func = BP_FUNC(bp); | |
7496 | int rc; | |
7497 | ||
da5a662a VZ |
7498 | /* Disable interrupt handling until HW is initialized */ |
7499 | atomic_set(&bp->intr_sem, 1); | |
7500 | ||
34f80b04 | 7501 | mutex_init(&bp->port.phy_mutex); |
a2fbb9ea | 7502 | |
34f80b04 EG |
7503 | INIT_WORK(&bp->sp_task, bnx2x_sp_task); |
7504 | INIT_WORK(&bp->reset_task, bnx2x_reset_task); | |
7505 | ||
7506 | rc = bnx2x_get_hwinfo(bp); | |
7507 | ||
7508 | /* need to reset chip if undi was active */ | |
7509 | if (!BP_NOMCP(bp)) | |
7510 | bnx2x_undi_unload(bp); | |
7511 | ||
7512 | if (CHIP_REV_IS_FPGA(bp)) | |
7513 | printk(KERN_ERR PFX "FPGA detected\n"); | |
7514 | ||
7515 | if (BP_NOMCP(bp) && (func == 0)) | |
7516 | printk(KERN_ERR PFX | |
7517 | "MCP disabled, must load devices in order!\n"); | |
7518 | ||
7a9b2557 VZ |
7519 | /* Set TPA flags */ |
7520 | if (disable_tpa) { | |
7521 | bp->flags &= ~TPA_ENABLE_FLAG; | |
7522 | bp->dev->features &= ~NETIF_F_LRO; | |
7523 | } else { | |
7524 | bp->flags |= TPA_ENABLE_FLAG; | |
7525 | bp->dev->features |= NETIF_F_LRO; | |
7526 | } | |
7527 | ||
7528 | ||
34f80b04 EG |
7529 | bp->tx_ring_size = MAX_TX_AVAIL; |
7530 | bp->rx_ring_size = MAX_RX_AVAIL; | |
7531 | ||
7532 | bp->rx_csum = 1; | |
7533 | bp->rx_offset = 0; | |
7534 | ||
7535 | bp->tx_ticks = 50; | |
7536 | bp->rx_ticks = 25; | |
7537 | ||
34f80b04 EG |
7538 | bp->timer_interval = (CHIP_REV_IS_SLOW(bp) ? 5*HZ : HZ); |
7539 | bp->current_interval = (poll ? poll : bp->timer_interval); | |
7540 | ||
7541 | init_timer(&bp->timer); | |
7542 | bp->timer.expires = jiffies + bp->current_interval; | |
7543 | bp->timer.data = (unsigned long) bp; | |
7544 | bp->timer.function = bnx2x_timer; | |
7545 | ||
7546 | return rc; | |
a2fbb9ea ET |
7547 | } |
7548 | ||
7549 | /* | |
7550 | * ethtool service functions | |
7551 | */ | |
7552 | ||
7553 | /* All ethtool functions called with rtnl_lock */ | |
7554 | ||
7555 | static int bnx2x_get_settings(struct net_device *dev, struct ethtool_cmd *cmd) | |
7556 | { | |
7557 | struct bnx2x *bp = netdev_priv(dev); | |
7558 | ||
34f80b04 EG |
7559 | cmd->supported = bp->port.supported; |
7560 | cmd->advertising = bp->port.advertising; | |
a2fbb9ea ET |
7561 | |
7562 | if (netif_carrier_ok(dev)) { | |
c18487ee YR |
7563 | cmd->speed = bp->link_vars.line_speed; |
7564 | cmd->duplex = bp->link_vars.duplex; | |
a2fbb9ea | 7565 | } else { |
c18487ee YR |
7566 | cmd->speed = bp->link_params.req_line_speed; |
7567 | cmd->duplex = bp->link_params.req_duplex; | |
a2fbb9ea | 7568 | } |
34f80b04 EG |
7569 | if (IS_E1HMF(bp)) { |
7570 | u16 vn_max_rate; | |
7571 | ||
7572 | vn_max_rate = ((bp->mf_config & FUNC_MF_CFG_MAX_BW_MASK) >> | |
7573 | FUNC_MF_CFG_MAX_BW_SHIFT) * 100; | |
7574 | if (vn_max_rate < cmd->speed) | |
7575 | cmd->speed = vn_max_rate; | |
7576 | } | |
a2fbb9ea | 7577 | |
c18487ee YR |
7578 | if (bp->link_params.switch_cfg == SWITCH_CFG_10G) { |
7579 | u32 ext_phy_type = | |
7580 | XGXS_EXT_PHY_TYPE(bp->link_params.ext_phy_config); | |
f1410647 ET |
7581 | |
7582 | switch (ext_phy_type) { | |
7583 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT: | |
7584 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8705: | |
7585 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8706: | |
7586 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8072: | |
c18487ee | 7587 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073: |
f1410647 ET |
7588 | cmd->port = PORT_FIBRE; |
7589 | break; | |
7590 | ||
7591 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101: | |
7592 | cmd->port = PORT_TP; | |
7593 | break; | |
7594 | ||
c18487ee YR |
7595 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_FAILURE: |
7596 | BNX2X_ERR("XGXS PHY Failure detected 0x%x\n", | |
7597 | bp->link_params.ext_phy_config); | |
7598 | break; | |
7599 | ||
f1410647 ET |
7600 | default: |
7601 | DP(NETIF_MSG_LINK, "BAD XGXS ext_phy_config 0x%x\n", | |
c18487ee YR |
7602 | bp->link_params.ext_phy_config); |
7603 | break; | |
f1410647 ET |
7604 | } |
7605 | } else | |
a2fbb9ea | 7606 | cmd->port = PORT_TP; |
a2fbb9ea | 7607 | |
34f80b04 | 7608 | cmd->phy_address = bp->port.phy_addr; |
a2fbb9ea ET |
7609 | cmd->transceiver = XCVR_INTERNAL; |
7610 | ||
c18487ee | 7611 | if (bp->link_params.req_line_speed == SPEED_AUTO_NEG) |
a2fbb9ea | 7612 | cmd->autoneg = AUTONEG_ENABLE; |
f1410647 | 7613 | else |
a2fbb9ea | 7614 | cmd->autoneg = AUTONEG_DISABLE; |
a2fbb9ea ET |
7615 | |
7616 | cmd->maxtxpkt = 0; | |
7617 | cmd->maxrxpkt = 0; | |
7618 | ||
7619 | DP(NETIF_MSG_LINK, "ethtool_cmd: cmd %d\n" | |
7620 | DP_LEVEL " supported 0x%x advertising 0x%x speed %d\n" | |
7621 | DP_LEVEL " duplex %d port %d phy_address %d transceiver %d\n" | |
7622 | DP_LEVEL " autoneg %d maxtxpkt %d maxrxpkt %d\n", | |
7623 | cmd->cmd, cmd->supported, cmd->advertising, cmd->speed, | |
7624 | cmd->duplex, cmd->port, cmd->phy_address, cmd->transceiver, | |
7625 | cmd->autoneg, cmd->maxtxpkt, cmd->maxrxpkt); | |
7626 | ||
7627 | return 0; | |
7628 | } | |
7629 | ||
7630 | static int bnx2x_set_settings(struct net_device *dev, struct ethtool_cmd *cmd) | |
7631 | { | |
7632 | struct bnx2x *bp = netdev_priv(dev); | |
7633 | u32 advertising; | |
7634 | ||
34f80b04 EG |
7635 | if (IS_E1HMF(bp)) |
7636 | return 0; | |
7637 | ||
a2fbb9ea ET |
7638 | DP(NETIF_MSG_LINK, "ethtool_cmd: cmd %d\n" |
7639 | DP_LEVEL " supported 0x%x advertising 0x%x speed %d\n" | |
7640 | DP_LEVEL " duplex %d port %d phy_address %d transceiver %d\n" | |
7641 | DP_LEVEL " autoneg %d maxtxpkt %d maxrxpkt %d\n", | |
7642 | cmd->cmd, cmd->supported, cmd->advertising, cmd->speed, | |
7643 | cmd->duplex, cmd->port, cmd->phy_address, cmd->transceiver, | |
7644 | cmd->autoneg, cmd->maxtxpkt, cmd->maxrxpkt); | |
7645 | ||
a2fbb9ea | 7646 | if (cmd->autoneg == AUTONEG_ENABLE) { |
34f80b04 EG |
7647 | if (!(bp->port.supported & SUPPORTED_Autoneg)) { |
7648 | DP(NETIF_MSG_LINK, "Autoneg not supported\n"); | |
a2fbb9ea | 7649 | return -EINVAL; |
f1410647 | 7650 | } |
a2fbb9ea ET |
7651 | |
7652 | /* advertise the requested speed and duplex if supported */ | |
34f80b04 | 7653 | cmd->advertising &= bp->port.supported; |
a2fbb9ea | 7654 | |
c18487ee YR |
7655 | bp->link_params.req_line_speed = SPEED_AUTO_NEG; |
7656 | bp->link_params.req_duplex = DUPLEX_FULL; | |
34f80b04 EG |
7657 | bp->port.advertising |= (ADVERTISED_Autoneg | |
7658 | cmd->advertising); | |
a2fbb9ea ET |
7659 | |
7660 | } else { /* forced speed */ | |
7661 | /* advertise the requested speed and duplex if supported */ | |
7662 | switch (cmd->speed) { | |
7663 | case SPEED_10: | |
7664 | if (cmd->duplex == DUPLEX_FULL) { | |
34f80b04 | 7665 | if (!(bp->port.supported & |
f1410647 ET |
7666 | SUPPORTED_10baseT_Full)) { |
7667 | DP(NETIF_MSG_LINK, | |
7668 | "10M full not supported\n"); | |
a2fbb9ea | 7669 | return -EINVAL; |
f1410647 | 7670 | } |
a2fbb9ea ET |
7671 | |
7672 | advertising = (ADVERTISED_10baseT_Full | | |
7673 | ADVERTISED_TP); | |
7674 | } else { | |
34f80b04 | 7675 | if (!(bp->port.supported & |
f1410647 ET |
7676 | SUPPORTED_10baseT_Half)) { |
7677 | DP(NETIF_MSG_LINK, | |
7678 | "10M half not supported\n"); | |
a2fbb9ea | 7679 | return -EINVAL; |
f1410647 | 7680 | } |
a2fbb9ea ET |
7681 | |
7682 | advertising = (ADVERTISED_10baseT_Half | | |
7683 | ADVERTISED_TP); | |
7684 | } | |
7685 | break; | |
7686 | ||
7687 | case SPEED_100: | |
7688 | if (cmd->duplex == DUPLEX_FULL) { | |
34f80b04 | 7689 | if (!(bp->port.supported & |
f1410647 ET |
7690 | SUPPORTED_100baseT_Full)) { |
7691 | DP(NETIF_MSG_LINK, | |
7692 | "100M full not supported\n"); | |
a2fbb9ea | 7693 | return -EINVAL; |
f1410647 | 7694 | } |
a2fbb9ea ET |
7695 | |
7696 | advertising = (ADVERTISED_100baseT_Full | | |
7697 | ADVERTISED_TP); | |
7698 | } else { | |
34f80b04 | 7699 | if (!(bp->port.supported & |
f1410647 ET |
7700 | SUPPORTED_100baseT_Half)) { |
7701 | DP(NETIF_MSG_LINK, | |
7702 | "100M half not supported\n"); | |
a2fbb9ea | 7703 | return -EINVAL; |
f1410647 | 7704 | } |
a2fbb9ea ET |
7705 | |
7706 | advertising = (ADVERTISED_100baseT_Half | | |
7707 | ADVERTISED_TP); | |
7708 | } | |
7709 | break; | |
7710 | ||
7711 | case SPEED_1000: | |
f1410647 ET |
7712 | if (cmd->duplex != DUPLEX_FULL) { |
7713 | DP(NETIF_MSG_LINK, "1G half not supported\n"); | |
a2fbb9ea | 7714 | return -EINVAL; |
f1410647 | 7715 | } |
a2fbb9ea | 7716 | |
34f80b04 | 7717 | if (!(bp->port.supported & SUPPORTED_1000baseT_Full)) { |
f1410647 | 7718 | DP(NETIF_MSG_LINK, "1G full not supported\n"); |
a2fbb9ea | 7719 | return -EINVAL; |
f1410647 | 7720 | } |
a2fbb9ea ET |
7721 | |
7722 | advertising = (ADVERTISED_1000baseT_Full | | |
7723 | ADVERTISED_TP); | |
7724 | break; | |
7725 | ||
7726 | case SPEED_2500: | |
f1410647 ET |
7727 | if (cmd->duplex != DUPLEX_FULL) { |
7728 | DP(NETIF_MSG_LINK, | |
7729 | "2.5G half not supported\n"); | |
a2fbb9ea | 7730 | return -EINVAL; |
f1410647 | 7731 | } |
a2fbb9ea | 7732 | |
34f80b04 | 7733 | if (!(bp->port.supported & SUPPORTED_2500baseX_Full)) { |
f1410647 ET |
7734 | DP(NETIF_MSG_LINK, |
7735 | "2.5G full not supported\n"); | |
a2fbb9ea | 7736 | return -EINVAL; |
f1410647 | 7737 | } |
a2fbb9ea | 7738 | |
f1410647 | 7739 | advertising = (ADVERTISED_2500baseX_Full | |
a2fbb9ea ET |
7740 | ADVERTISED_TP); |
7741 | break; | |
7742 | ||
7743 | case SPEED_10000: | |
f1410647 ET |
7744 | if (cmd->duplex != DUPLEX_FULL) { |
7745 | DP(NETIF_MSG_LINK, "10G half not supported\n"); | |
a2fbb9ea | 7746 | return -EINVAL; |
f1410647 | 7747 | } |
a2fbb9ea | 7748 | |
34f80b04 | 7749 | if (!(bp->port.supported & SUPPORTED_10000baseT_Full)) { |
f1410647 | 7750 | DP(NETIF_MSG_LINK, "10G full not supported\n"); |
a2fbb9ea | 7751 | return -EINVAL; |
f1410647 | 7752 | } |
a2fbb9ea ET |
7753 | |
7754 | advertising = (ADVERTISED_10000baseT_Full | | |
7755 | ADVERTISED_FIBRE); | |
7756 | break; | |
7757 | ||
7758 | default: | |
f1410647 | 7759 | DP(NETIF_MSG_LINK, "Unsupported speed\n"); |
a2fbb9ea ET |
7760 | return -EINVAL; |
7761 | } | |
7762 | ||
c18487ee YR |
7763 | bp->link_params.req_line_speed = cmd->speed; |
7764 | bp->link_params.req_duplex = cmd->duplex; | |
34f80b04 | 7765 | bp->port.advertising = advertising; |
a2fbb9ea ET |
7766 | } |
7767 | ||
c18487ee | 7768 | DP(NETIF_MSG_LINK, "req_line_speed %d\n" |
a2fbb9ea | 7769 | DP_LEVEL " req_duplex %d advertising 0x%x\n", |
c18487ee | 7770 | bp->link_params.req_line_speed, bp->link_params.req_duplex, |
34f80b04 | 7771 | bp->port.advertising); |
a2fbb9ea | 7772 | |
34f80b04 | 7773 | if (netif_running(dev)) { |
bb2a0f7a | 7774 | bnx2x_stats_handle(bp, STATS_EVENT_STOP); |
34f80b04 EG |
7775 | bnx2x_link_set(bp); |
7776 | } | |
a2fbb9ea ET |
7777 | |
7778 | return 0; | |
7779 | } | |
7780 | ||
c18487ee YR |
7781 | #define PHY_FW_VER_LEN 10 |
7782 | ||
a2fbb9ea ET |
7783 | static void bnx2x_get_drvinfo(struct net_device *dev, |
7784 | struct ethtool_drvinfo *info) | |
7785 | { | |
7786 | struct bnx2x *bp = netdev_priv(dev); | |
f0e53a84 | 7787 | u8 phy_fw_ver[PHY_FW_VER_LEN]; |
a2fbb9ea ET |
7788 | |
7789 | strcpy(info->driver, DRV_MODULE_NAME); | |
7790 | strcpy(info->version, DRV_MODULE_VERSION); | |
c18487ee YR |
7791 | |
7792 | phy_fw_ver[0] = '\0'; | |
34f80b04 | 7793 | if (bp->port.pmf) { |
4a37fb66 | 7794 | bnx2x_acquire_phy_lock(bp); |
34f80b04 EG |
7795 | bnx2x_get_ext_phy_fw_version(&bp->link_params, |
7796 | (bp->state != BNX2X_STATE_CLOSED), | |
7797 | phy_fw_ver, PHY_FW_VER_LEN); | |
4a37fb66 | 7798 | bnx2x_release_phy_lock(bp); |
34f80b04 | 7799 | } |
c18487ee | 7800 | |
f0e53a84 EG |
7801 | snprintf(info->fw_version, 32, "BC:%d.%d.%d%s%s", |
7802 | (bp->common.bc_ver & 0xff0000) >> 16, | |
7803 | (bp->common.bc_ver & 0xff00) >> 8, | |
7804 | (bp->common.bc_ver & 0xff), | |
7805 | ((phy_fw_ver[0] != '\0') ? " PHY:" : ""), phy_fw_ver); | |
a2fbb9ea ET |
7806 | strcpy(info->bus_info, pci_name(bp->pdev)); |
7807 | info->n_stats = BNX2X_NUM_STATS; | |
7808 | info->testinfo_len = BNX2X_NUM_TESTS; | |
34f80b04 | 7809 | info->eedump_len = bp->common.flash_size; |
a2fbb9ea ET |
7810 | info->regdump_len = 0; |
7811 | } | |
7812 | ||
7813 | static void bnx2x_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol) | |
7814 | { | |
7815 | struct bnx2x *bp = netdev_priv(dev); | |
7816 | ||
7817 | if (bp->flags & NO_WOL_FLAG) { | |
7818 | wol->supported = 0; | |
7819 | wol->wolopts = 0; | |
7820 | } else { | |
7821 | wol->supported = WAKE_MAGIC; | |
7822 | if (bp->wol) | |
7823 | wol->wolopts = WAKE_MAGIC; | |
7824 | else | |
7825 | wol->wolopts = 0; | |
7826 | } | |
7827 | memset(&wol->sopass, 0, sizeof(wol->sopass)); | |
7828 | } | |
7829 | ||
7830 | static int bnx2x_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol) | |
7831 | { | |
7832 | struct bnx2x *bp = netdev_priv(dev); | |
7833 | ||
7834 | if (wol->wolopts & ~WAKE_MAGIC) | |
7835 | return -EINVAL; | |
7836 | ||
7837 | if (wol->wolopts & WAKE_MAGIC) { | |
7838 | if (bp->flags & NO_WOL_FLAG) | |
7839 | return -EINVAL; | |
7840 | ||
7841 | bp->wol = 1; | |
34f80b04 | 7842 | } else |
a2fbb9ea | 7843 | bp->wol = 0; |
34f80b04 | 7844 | |
a2fbb9ea ET |
7845 | return 0; |
7846 | } | |
7847 | ||
7848 | static u32 bnx2x_get_msglevel(struct net_device *dev) | |
7849 | { | |
7850 | struct bnx2x *bp = netdev_priv(dev); | |
7851 | ||
7852 | return bp->msglevel; | |
7853 | } | |
7854 | ||
7855 | static void bnx2x_set_msglevel(struct net_device *dev, u32 level) | |
7856 | { | |
7857 | struct bnx2x *bp = netdev_priv(dev); | |
7858 | ||
7859 | if (capable(CAP_NET_ADMIN)) | |
7860 | bp->msglevel = level; | |
7861 | } | |
7862 | ||
7863 | static int bnx2x_nway_reset(struct net_device *dev) | |
7864 | { | |
7865 | struct bnx2x *bp = netdev_priv(dev); | |
7866 | ||
34f80b04 EG |
7867 | if (!bp->port.pmf) |
7868 | return 0; | |
a2fbb9ea | 7869 | |
34f80b04 | 7870 | if (netif_running(dev)) { |
bb2a0f7a | 7871 | bnx2x_stats_handle(bp, STATS_EVENT_STOP); |
34f80b04 EG |
7872 | bnx2x_link_set(bp); |
7873 | } | |
a2fbb9ea ET |
7874 | |
7875 | return 0; | |
7876 | } | |
7877 | ||
7878 | static int bnx2x_get_eeprom_len(struct net_device *dev) | |
7879 | { | |
7880 | struct bnx2x *bp = netdev_priv(dev); | |
7881 | ||
34f80b04 | 7882 | return bp->common.flash_size; |
a2fbb9ea ET |
7883 | } |
7884 | ||
7885 | static int bnx2x_acquire_nvram_lock(struct bnx2x *bp) | |
7886 | { | |
34f80b04 | 7887 | int port = BP_PORT(bp); |
a2fbb9ea ET |
7888 | int count, i; |
7889 | u32 val = 0; | |
7890 | ||
7891 | /* adjust timeout for emulation/FPGA */ | |
7892 | count = NVRAM_TIMEOUT_COUNT; | |
7893 | if (CHIP_REV_IS_SLOW(bp)) | |
7894 | count *= 100; | |
7895 | ||
7896 | /* request access to nvram interface */ | |
7897 | REG_WR(bp, MCP_REG_MCPR_NVM_SW_ARB, | |
7898 | (MCPR_NVM_SW_ARB_ARB_REQ_SET1 << port)); | |
7899 | ||
7900 | for (i = 0; i < count*10; i++) { | |
7901 | val = REG_RD(bp, MCP_REG_MCPR_NVM_SW_ARB); | |
7902 | if (val & (MCPR_NVM_SW_ARB_ARB_ARB1 << port)) | |
7903 | break; | |
7904 | ||
7905 | udelay(5); | |
7906 | } | |
7907 | ||
7908 | if (!(val & (MCPR_NVM_SW_ARB_ARB_ARB1 << port))) { | |
34f80b04 | 7909 | DP(BNX2X_MSG_NVM, "cannot get access to nvram interface\n"); |
a2fbb9ea ET |
7910 | return -EBUSY; |
7911 | } | |
7912 | ||
7913 | return 0; | |
7914 | } | |
7915 | ||
7916 | static int bnx2x_release_nvram_lock(struct bnx2x *bp) | |
7917 | { | |
34f80b04 | 7918 | int port = BP_PORT(bp); |
a2fbb9ea ET |
7919 | int count, i; |
7920 | u32 val = 0; | |
7921 | ||
7922 | /* adjust timeout for emulation/FPGA */ | |
7923 | count = NVRAM_TIMEOUT_COUNT; | |
7924 | if (CHIP_REV_IS_SLOW(bp)) | |
7925 | count *= 100; | |
7926 | ||
7927 | /* relinquish nvram interface */ | |
7928 | REG_WR(bp, MCP_REG_MCPR_NVM_SW_ARB, | |
7929 | (MCPR_NVM_SW_ARB_ARB_REQ_CLR1 << port)); | |
7930 | ||
7931 | for (i = 0; i < count*10; i++) { | |
7932 | val = REG_RD(bp, MCP_REG_MCPR_NVM_SW_ARB); | |
7933 | if (!(val & (MCPR_NVM_SW_ARB_ARB_ARB1 << port))) | |
7934 | break; | |
7935 | ||
7936 | udelay(5); | |
7937 | } | |
7938 | ||
7939 | if (val & (MCPR_NVM_SW_ARB_ARB_ARB1 << port)) { | |
34f80b04 | 7940 | DP(BNX2X_MSG_NVM, "cannot free access to nvram interface\n"); |
a2fbb9ea ET |
7941 | return -EBUSY; |
7942 | } | |
7943 | ||
7944 | return 0; | |
7945 | } | |
7946 | ||
7947 | static void bnx2x_enable_nvram_access(struct bnx2x *bp) | |
7948 | { | |
7949 | u32 val; | |
7950 | ||
7951 | val = REG_RD(bp, MCP_REG_MCPR_NVM_ACCESS_ENABLE); | |
7952 | ||
7953 | /* enable both bits, even on read */ | |
7954 | REG_WR(bp, MCP_REG_MCPR_NVM_ACCESS_ENABLE, | |
7955 | (val | MCPR_NVM_ACCESS_ENABLE_EN | | |
7956 | MCPR_NVM_ACCESS_ENABLE_WR_EN)); | |
7957 | } | |
7958 | ||
7959 | static void bnx2x_disable_nvram_access(struct bnx2x *bp) | |
7960 | { | |
7961 | u32 val; | |
7962 | ||
7963 | val = REG_RD(bp, MCP_REG_MCPR_NVM_ACCESS_ENABLE); | |
7964 | ||
7965 | /* disable both bits, even after read */ | |
7966 | REG_WR(bp, MCP_REG_MCPR_NVM_ACCESS_ENABLE, | |
7967 | (val & ~(MCPR_NVM_ACCESS_ENABLE_EN | | |
7968 | MCPR_NVM_ACCESS_ENABLE_WR_EN))); | |
7969 | } | |
7970 | ||
7971 | static int bnx2x_nvram_read_dword(struct bnx2x *bp, u32 offset, u32 *ret_val, | |
7972 | u32 cmd_flags) | |
7973 | { | |
f1410647 | 7974 | int count, i, rc; |
a2fbb9ea ET |
7975 | u32 val; |
7976 | ||
7977 | /* build the command word */ | |
7978 | cmd_flags |= MCPR_NVM_COMMAND_DOIT; | |
7979 | ||
7980 | /* need to clear DONE bit separately */ | |
7981 | REG_WR(bp, MCP_REG_MCPR_NVM_COMMAND, MCPR_NVM_COMMAND_DONE); | |
7982 | ||
7983 | /* address of the NVRAM to read from */ | |
7984 | REG_WR(bp, MCP_REG_MCPR_NVM_ADDR, | |
7985 | (offset & MCPR_NVM_ADDR_NVM_ADDR_VALUE)); | |
7986 | ||
7987 | /* issue a read command */ | |
7988 | REG_WR(bp, MCP_REG_MCPR_NVM_COMMAND, cmd_flags); | |
7989 | ||
7990 | /* adjust timeout for emulation/FPGA */ | |
7991 | count = NVRAM_TIMEOUT_COUNT; | |
7992 | if (CHIP_REV_IS_SLOW(bp)) | |
7993 | count *= 100; | |
7994 | ||
7995 | /* wait for completion */ | |
7996 | *ret_val = 0; | |
7997 | rc = -EBUSY; | |
7998 | for (i = 0; i < count; i++) { | |
7999 | udelay(5); | |
8000 | val = REG_RD(bp, MCP_REG_MCPR_NVM_COMMAND); | |
8001 | ||
8002 | if (val & MCPR_NVM_COMMAND_DONE) { | |
8003 | val = REG_RD(bp, MCP_REG_MCPR_NVM_READ); | |
a2fbb9ea ET |
8004 | /* we read nvram data in cpu order |
8005 | * but ethtool sees it as an array of bytes | |
8006 | * converting to big-endian will do the work */ | |
8007 | val = cpu_to_be32(val); | |
8008 | *ret_val = val; | |
8009 | rc = 0; | |
8010 | break; | |
8011 | } | |
8012 | } | |
8013 | ||
8014 | return rc; | |
8015 | } | |
8016 | ||
8017 | static int bnx2x_nvram_read(struct bnx2x *bp, u32 offset, u8 *ret_buf, | |
8018 | int buf_size) | |
8019 | { | |
8020 | int rc; | |
8021 | u32 cmd_flags; | |
8022 | u32 val; | |
8023 | ||
8024 | if ((offset & 0x03) || (buf_size & 0x03) || (buf_size == 0)) { | |
34f80b04 | 8025 | DP(BNX2X_MSG_NVM, |
c14423fe | 8026 | "Invalid parameter: offset 0x%x buf_size 0x%x\n", |
a2fbb9ea ET |
8027 | offset, buf_size); |
8028 | return -EINVAL; | |
8029 | } | |
8030 | ||
34f80b04 EG |
8031 | if (offset + buf_size > bp->common.flash_size) { |
8032 | DP(BNX2X_MSG_NVM, "Invalid parameter: offset (0x%x) +" | |
a2fbb9ea | 8033 | " buf_size (0x%x) > flash_size (0x%x)\n", |
34f80b04 | 8034 | offset, buf_size, bp->common.flash_size); |
a2fbb9ea ET |
8035 | return -EINVAL; |
8036 | } | |
8037 | ||
8038 | /* request access to nvram interface */ | |
8039 | rc = bnx2x_acquire_nvram_lock(bp); | |
8040 | if (rc) | |
8041 | return rc; | |
8042 | ||
8043 | /* enable access to nvram interface */ | |
8044 | bnx2x_enable_nvram_access(bp); | |
8045 | ||
8046 | /* read the first word(s) */ | |
8047 | cmd_flags = MCPR_NVM_COMMAND_FIRST; | |
8048 | while ((buf_size > sizeof(u32)) && (rc == 0)) { | |
8049 | rc = bnx2x_nvram_read_dword(bp, offset, &val, cmd_flags); | |
8050 | memcpy(ret_buf, &val, 4); | |
8051 | ||
8052 | /* advance to the next dword */ | |
8053 | offset += sizeof(u32); | |
8054 | ret_buf += sizeof(u32); | |
8055 | buf_size -= sizeof(u32); | |
8056 | cmd_flags = 0; | |
8057 | } | |
8058 | ||
8059 | if (rc == 0) { | |
8060 | cmd_flags |= MCPR_NVM_COMMAND_LAST; | |
8061 | rc = bnx2x_nvram_read_dword(bp, offset, &val, cmd_flags); | |
8062 | memcpy(ret_buf, &val, 4); | |
8063 | } | |
8064 | ||
8065 | /* disable access to nvram interface */ | |
8066 | bnx2x_disable_nvram_access(bp); | |
8067 | bnx2x_release_nvram_lock(bp); | |
8068 | ||
8069 | return rc; | |
8070 | } | |
8071 | ||
8072 | static int bnx2x_get_eeprom(struct net_device *dev, | |
8073 | struct ethtool_eeprom *eeprom, u8 *eebuf) | |
8074 | { | |
8075 | struct bnx2x *bp = netdev_priv(dev); | |
8076 | int rc; | |
8077 | ||
34f80b04 | 8078 | DP(BNX2X_MSG_NVM, "ethtool_eeprom: cmd %d\n" |
a2fbb9ea ET |
8079 | DP_LEVEL " magic 0x%x offset 0x%x (%d) len 0x%x (%d)\n", |
8080 | eeprom->cmd, eeprom->magic, eeprom->offset, eeprom->offset, | |
8081 | eeprom->len, eeprom->len); | |
8082 | ||
8083 | /* parameters already validated in ethtool_get_eeprom */ | |
8084 | ||
8085 | rc = bnx2x_nvram_read(bp, eeprom->offset, eebuf, eeprom->len); | |
8086 | ||
8087 | return rc; | |
8088 | } | |
8089 | ||
8090 | static int bnx2x_nvram_write_dword(struct bnx2x *bp, u32 offset, u32 val, | |
8091 | u32 cmd_flags) | |
8092 | { | |
f1410647 | 8093 | int count, i, rc; |
a2fbb9ea ET |
8094 | |
8095 | /* build the command word */ | |
8096 | cmd_flags |= MCPR_NVM_COMMAND_DOIT | MCPR_NVM_COMMAND_WR; | |
8097 | ||
8098 | /* need to clear DONE bit separately */ | |
8099 | REG_WR(bp, MCP_REG_MCPR_NVM_COMMAND, MCPR_NVM_COMMAND_DONE); | |
8100 | ||
8101 | /* write the data */ | |
8102 | REG_WR(bp, MCP_REG_MCPR_NVM_WRITE, val); | |
8103 | ||
8104 | /* address of the NVRAM to write to */ | |
8105 | REG_WR(bp, MCP_REG_MCPR_NVM_ADDR, | |
8106 | (offset & MCPR_NVM_ADDR_NVM_ADDR_VALUE)); | |
8107 | ||
8108 | /* issue the write command */ | |
8109 | REG_WR(bp, MCP_REG_MCPR_NVM_COMMAND, cmd_flags); | |
8110 | ||
8111 | /* adjust timeout for emulation/FPGA */ | |
8112 | count = NVRAM_TIMEOUT_COUNT; | |
8113 | if (CHIP_REV_IS_SLOW(bp)) | |
8114 | count *= 100; | |
8115 | ||
8116 | /* wait for completion */ | |
8117 | rc = -EBUSY; | |
8118 | for (i = 0; i < count; i++) { | |
8119 | udelay(5); | |
8120 | val = REG_RD(bp, MCP_REG_MCPR_NVM_COMMAND); | |
8121 | if (val & MCPR_NVM_COMMAND_DONE) { | |
8122 | rc = 0; | |
8123 | break; | |
8124 | } | |
8125 | } | |
8126 | ||
8127 | return rc; | |
8128 | } | |
8129 | ||
f1410647 | 8130 | #define BYTE_OFFSET(offset) (8 * (offset & 0x03)) |
a2fbb9ea ET |
8131 | |
8132 | static int bnx2x_nvram_write1(struct bnx2x *bp, u32 offset, u8 *data_buf, | |
8133 | int buf_size) | |
8134 | { | |
8135 | int rc; | |
8136 | u32 cmd_flags; | |
8137 | u32 align_offset; | |
8138 | u32 val; | |
8139 | ||
34f80b04 EG |
8140 | if (offset + buf_size > bp->common.flash_size) { |
8141 | DP(BNX2X_MSG_NVM, "Invalid parameter: offset (0x%x) +" | |
a2fbb9ea | 8142 | " buf_size (0x%x) > flash_size (0x%x)\n", |
34f80b04 | 8143 | offset, buf_size, bp->common.flash_size); |
a2fbb9ea ET |
8144 | return -EINVAL; |
8145 | } | |
8146 | ||
8147 | /* request access to nvram interface */ | |
8148 | rc = bnx2x_acquire_nvram_lock(bp); | |
8149 | if (rc) | |
8150 | return rc; | |
8151 | ||
8152 | /* enable access to nvram interface */ | |
8153 | bnx2x_enable_nvram_access(bp); | |
8154 | ||
8155 | cmd_flags = (MCPR_NVM_COMMAND_FIRST | MCPR_NVM_COMMAND_LAST); | |
8156 | align_offset = (offset & ~0x03); | |
8157 | rc = bnx2x_nvram_read_dword(bp, align_offset, &val, cmd_flags); | |
8158 | ||
8159 | if (rc == 0) { | |
8160 | val &= ~(0xff << BYTE_OFFSET(offset)); | |
8161 | val |= (*data_buf << BYTE_OFFSET(offset)); | |
8162 | ||
8163 | /* nvram data is returned as an array of bytes | |
8164 | * convert it back to cpu order */ | |
8165 | val = be32_to_cpu(val); | |
8166 | ||
a2fbb9ea ET |
8167 | rc = bnx2x_nvram_write_dword(bp, align_offset, val, |
8168 | cmd_flags); | |
8169 | } | |
8170 | ||
8171 | /* disable access to nvram interface */ | |
8172 | bnx2x_disable_nvram_access(bp); | |
8173 | bnx2x_release_nvram_lock(bp); | |
8174 | ||
8175 | return rc; | |
8176 | } | |
8177 | ||
8178 | static int bnx2x_nvram_write(struct bnx2x *bp, u32 offset, u8 *data_buf, | |
8179 | int buf_size) | |
8180 | { | |
8181 | int rc; | |
8182 | u32 cmd_flags; | |
8183 | u32 val; | |
8184 | u32 written_so_far; | |
8185 | ||
34f80b04 | 8186 | if (buf_size == 1) /* ethtool */ |
a2fbb9ea | 8187 | return bnx2x_nvram_write1(bp, offset, data_buf, buf_size); |
a2fbb9ea ET |
8188 | |
8189 | if ((offset & 0x03) || (buf_size & 0x03) || (buf_size == 0)) { | |
34f80b04 | 8190 | DP(BNX2X_MSG_NVM, |
c14423fe | 8191 | "Invalid parameter: offset 0x%x buf_size 0x%x\n", |
a2fbb9ea ET |
8192 | offset, buf_size); |
8193 | return -EINVAL; | |
8194 | } | |
8195 | ||
34f80b04 EG |
8196 | if (offset + buf_size > bp->common.flash_size) { |
8197 | DP(BNX2X_MSG_NVM, "Invalid parameter: offset (0x%x) +" | |
a2fbb9ea | 8198 | " buf_size (0x%x) > flash_size (0x%x)\n", |
34f80b04 | 8199 | offset, buf_size, bp->common.flash_size); |
a2fbb9ea ET |
8200 | return -EINVAL; |
8201 | } | |
8202 | ||
8203 | /* request access to nvram interface */ | |
8204 | rc = bnx2x_acquire_nvram_lock(bp); | |
8205 | if (rc) | |
8206 | return rc; | |
8207 | ||
8208 | /* enable access to nvram interface */ | |
8209 | bnx2x_enable_nvram_access(bp); | |
8210 | ||
8211 | written_so_far = 0; | |
8212 | cmd_flags = MCPR_NVM_COMMAND_FIRST; | |
8213 | while ((written_so_far < buf_size) && (rc == 0)) { | |
8214 | if (written_so_far == (buf_size - sizeof(u32))) | |
8215 | cmd_flags |= MCPR_NVM_COMMAND_LAST; | |
8216 | else if (((offset + 4) % NVRAM_PAGE_SIZE) == 0) | |
8217 | cmd_flags |= MCPR_NVM_COMMAND_LAST; | |
8218 | else if ((offset % NVRAM_PAGE_SIZE) == 0) | |
8219 | cmd_flags |= MCPR_NVM_COMMAND_FIRST; | |
8220 | ||
8221 | memcpy(&val, data_buf, 4); | |
a2fbb9ea ET |
8222 | |
8223 | rc = bnx2x_nvram_write_dword(bp, offset, val, cmd_flags); | |
8224 | ||
8225 | /* advance to the next dword */ | |
8226 | offset += sizeof(u32); | |
8227 | data_buf += sizeof(u32); | |
8228 | written_so_far += sizeof(u32); | |
8229 | cmd_flags = 0; | |
8230 | } | |
8231 | ||
8232 | /* disable access to nvram interface */ | |
8233 | bnx2x_disable_nvram_access(bp); | |
8234 | bnx2x_release_nvram_lock(bp); | |
8235 | ||
8236 | return rc; | |
8237 | } | |
8238 | ||
8239 | static int bnx2x_set_eeprom(struct net_device *dev, | |
8240 | struct ethtool_eeprom *eeprom, u8 *eebuf) | |
8241 | { | |
8242 | struct bnx2x *bp = netdev_priv(dev); | |
8243 | int rc; | |
8244 | ||
34f80b04 | 8245 | DP(BNX2X_MSG_NVM, "ethtool_eeprom: cmd %d\n" |
a2fbb9ea ET |
8246 | DP_LEVEL " magic 0x%x offset 0x%x (%d) len 0x%x (%d)\n", |
8247 | eeprom->cmd, eeprom->magic, eeprom->offset, eeprom->offset, | |
8248 | eeprom->len, eeprom->len); | |
8249 | ||
8250 | /* parameters already validated in ethtool_set_eeprom */ | |
8251 | ||
c18487ee | 8252 | /* If the magic number is PHY (0x00504859) upgrade the PHY FW */ |
34f80b04 EG |
8253 | if (eeprom->magic == 0x00504859) |
8254 | if (bp->port.pmf) { | |
8255 | ||
4a37fb66 | 8256 | bnx2x_acquire_phy_lock(bp); |
34f80b04 EG |
8257 | rc = bnx2x_flash_download(bp, BP_PORT(bp), |
8258 | bp->link_params.ext_phy_config, | |
8259 | (bp->state != BNX2X_STATE_CLOSED), | |
8260 | eebuf, eeprom->len); | |
bb2a0f7a YG |
8261 | if ((bp->state == BNX2X_STATE_OPEN) || |
8262 | (bp->state == BNX2X_STATE_DISABLED)) { | |
34f80b04 EG |
8263 | rc |= bnx2x_link_reset(&bp->link_params, |
8264 | &bp->link_vars); | |
8265 | rc |= bnx2x_phy_init(&bp->link_params, | |
8266 | &bp->link_vars); | |
bb2a0f7a | 8267 | } |
4a37fb66 | 8268 | bnx2x_release_phy_lock(bp); |
34f80b04 EG |
8269 | |
8270 | } else /* Only the PMF can access the PHY */ | |
8271 | return -EINVAL; | |
8272 | else | |
c18487ee | 8273 | rc = bnx2x_nvram_write(bp, eeprom->offset, eebuf, eeprom->len); |
a2fbb9ea ET |
8274 | |
8275 | return rc; | |
8276 | } | |
8277 | ||
8278 | static int bnx2x_get_coalesce(struct net_device *dev, | |
8279 | struct ethtool_coalesce *coal) | |
8280 | { | |
8281 | struct bnx2x *bp = netdev_priv(dev); | |
8282 | ||
8283 | memset(coal, 0, sizeof(struct ethtool_coalesce)); | |
8284 | ||
8285 | coal->rx_coalesce_usecs = bp->rx_ticks; | |
8286 | coal->tx_coalesce_usecs = bp->tx_ticks; | |
a2fbb9ea ET |
8287 | |
8288 | return 0; | |
8289 | } | |
8290 | ||
8291 | static int bnx2x_set_coalesce(struct net_device *dev, | |
8292 | struct ethtool_coalesce *coal) | |
8293 | { | |
8294 | struct bnx2x *bp = netdev_priv(dev); | |
8295 | ||
8296 | bp->rx_ticks = (u16) coal->rx_coalesce_usecs; | |
8297 | if (bp->rx_ticks > 3000) | |
8298 | bp->rx_ticks = 3000; | |
8299 | ||
8300 | bp->tx_ticks = (u16) coal->tx_coalesce_usecs; | |
8301 | if (bp->tx_ticks > 0x3000) | |
8302 | bp->tx_ticks = 0x3000; | |
8303 | ||
34f80b04 | 8304 | if (netif_running(dev)) |
a2fbb9ea ET |
8305 | bnx2x_update_coalesce(bp); |
8306 | ||
8307 | return 0; | |
8308 | } | |
8309 | ||
8310 | static void bnx2x_get_ringparam(struct net_device *dev, | |
8311 | struct ethtool_ringparam *ering) | |
8312 | { | |
8313 | struct bnx2x *bp = netdev_priv(dev); | |
8314 | ||
8315 | ering->rx_max_pending = MAX_RX_AVAIL; | |
8316 | ering->rx_mini_max_pending = 0; | |
8317 | ering->rx_jumbo_max_pending = 0; | |
8318 | ||
8319 | ering->rx_pending = bp->rx_ring_size; | |
8320 | ering->rx_mini_pending = 0; | |
8321 | ering->rx_jumbo_pending = 0; | |
8322 | ||
8323 | ering->tx_max_pending = MAX_TX_AVAIL; | |
8324 | ering->tx_pending = bp->tx_ring_size; | |
8325 | } | |
8326 | ||
8327 | static int bnx2x_set_ringparam(struct net_device *dev, | |
8328 | struct ethtool_ringparam *ering) | |
8329 | { | |
8330 | struct bnx2x *bp = netdev_priv(dev); | |
34f80b04 | 8331 | int rc = 0; |
a2fbb9ea ET |
8332 | |
8333 | if ((ering->rx_pending > MAX_RX_AVAIL) || | |
8334 | (ering->tx_pending > MAX_TX_AVAIL) || | |
8335 | (ering->tx_pending <= MAX_SKB_FRAGS + 4)) | |
8336 | return -EINVAL; | |
8337 | ||
8338 | bp->rx_ring_size = ering->rx_pending; | |
8339 | bp->tx_ring_size = ering->tx_pending; | |
8340 | ||
34f80b04 EG |
8341 | if (netif_running(dev)) { |
8342 | bnx2x_nic_unload(bp, UNLOAD_NORMAL); | |
8343 | rc = bnx2x_nic_load(bp, LOAD_NORMAL); | |
a2fbb9ea ET |
8344 | } |
8345 | ||
34f80b04 | 8346 | return rc; |
a2fbb9ea ET |
8347 | } |
8348 | ||
8349 | static void bnx2x_get_pauseparam(struct net_device *dev, | |
8350 | struct ethtool_pauseparam *epause) | |
8351 | { | |
8352 | struct bnx2x *bp = netdev_priv(dev); | |
8353 | ||
c18487ee YR |
8354 | epause->autoneg = (bp->link_params.req_flow_ctrl == FLOW_CTRL_AUTO) && |
8355 | (bp->link_params.req_line_speed == SPEED_AUTO_NEG); | |
8356 | ||
8357 | epause->rx_pause = ((bp->link_vars.flow_ctrl & FLOW_CTRL_RX) == | |
8358 | FLOW_CTRL_RX); | |
8359 | epause->tx_pause = ((bp->link_vars.flow_ctrl & FLOW_CTRL_TX) == | |
8360 | FLOW_CTRL_TX); | |
a2fbb9ea ET |
8361 | |
8362 | DP(NETIF_MSG_LINK, "ethtool_pauseparam: cmd %d\n" | |
8363 | DP_LEVEL " autoneg %d rx_pause %d tx_pause %d\n", | |
8364 | epause->cmd, epause->autoneg, epause->rx_pause, epause->tx_pause); | |
8365 | } | |
8366 | ||
8367 | static int bnx2x_set_pauseparam(struct net_device *dev, | |
8368 | struct ethtool_pauseparam *epause) | |
8369 | { | |
8370 | struct bnx2x *bp = netdev_priv(dev); | |
8371 | ||
34f80b04 EG |
8372 | if (IS_E1HMF(bp)) |
8373 | return 0; | |
8374 | ||
a2fbb9ea ET |
8375 | DP(NETIF_MSG_LINK, "ethtool_pauseparam: cmd %d\n" |
8376 | DP_LEVEL " autoneg %d rx_pause %d tx_pause %d\n", | |
8377 | epause->cmd, epause->autoneg, epause->rx_pause, epause->tx_pause); | |
8378 | ||
c18487ee | 8379 | bp->link_params.req_flow_ctrl = FLOW_CTRL_AUTO; |
a2fbb9ea | 8380 | |
f1410647 | 8381 | if (epause->rx_pause) |
c18487ee YR |
8382 | bp->link_params.req_flow_ctrl |= FLOW_CTRL_RX; |
8383 | ||
f1410647 | 8384 | if (epause->tx_pause) |
c18487ee YR |
8385 | bp->link_params.req_flow_ctrl |= FLOW_CTRL_TX; |
8386 | ||
8387 | if (bp->link_params.req_flow_ctrl == FLOW_CTRL_AUTO) | |
8388 | bp->link_params.req_flow_ctrl = FLOW_CTRL_NONE; | |
a2fbb9ea | 8389 | |
c18487ee | 8390 | if (epause->autoneg) { |
34f80b04 | 8391 | if (!(bp->port.supported & SUPPORTED_Autoneg)) { |
3196a88a | 8392 | DP(NETIF_MSG_LINK, "autoneg not supported\n"); |
c18487ee YR |
8393 | return -EINVAL; |
8394 | } | |
a2fbb9ea | 8395 | |
c18487ee YR |
8396 | if (bp->link_params.req_line_speed == SPEED_AUTO_NEG) |
8397 | bp->link_params.req_flow_ctrl = FLOW_CTRL_AUTO; | |
8398 | } | |
a2fbb9ea | 8399 | |
c18487ee YR |
8400 | DP(NETIF_MSG_LINK, |
8401 | "req_flow_ctrl 0x%x\n", bp->link_params.req_flow_ctrl); | |
34f80b04 EG |
8402 | |
8403 | if (netif_running(dev)) { | |
bb2a0f7a | 8404 | bnx2x_stats_handle(bp, STATS_EVENT_STOP); |
34f80b04 EG |
8405 | bnx2x_link_set(bp); |
8406 | } | |
a2fbb9ea ET |
8407 | |
8408 | return 0; | |
8409 | } | |
8410 | ||
df0f2343 VZ |
8411 | static int bnx2x_set_flags(struct net_device *dev, u32 data) |
8412 | { | |
8413 | struct bnx2x *bp = netdev_priv(dev); | |
8414 | int changed = 0; | |
8415 | int rc = 0; | |
8416 | ||
8417 | /* TPA requires Rx CSUM offloading */ | |
8418 | if ((data & ETH_FLAG_LRO) && bp->rx_csum) { | |
8419 | if (!(dev->features & NETIF_F_LRO)) { | |
8420 | dev->features |= NETIF_F_LRO; | |
8421 | bp->flags |= TPA_ENABLE_FLAG; | |
8422 | changed = 1; | |
8423 | } | |
8424 | ||
8425 | } else if (dev->features & NETIF_F_LRO) { | |
8426 | dev->features &= ~NETIF_F_LRO; | |
8427 | bp->flags &= ~TPA_ENABLE_FLAG; | |
8428 | changed = 1; | |
8429 | } | |
8430 | ||
8431 | if (changed && netif_running(dev)) { | |
8432 | bnx2x_nic_unload(bp, UNLOAD_NORMAL); | |
8433 | rc = bnx2x_nic_load(bp, LOAD_NORMAL); | |
8434 | } | |
8435 | ||
8436 | return rc; | |
8437 | } | |
8438 | ||
a2fbb9ea ET |
8439 | static u32 bnx2x_get_rx_csum(struct net_device *dev) |
8440 | { | |
8441 | struct bnx2x *bp = netdev_priv(dev); | |
8442 | ||
8443 | return bp->rx_csum; | |
8444 | } | |
8445 | ||
8446 | static int bnx2x_set_rx_csum(struct net_device *dev, u32 data) | |
8447 | { | |
8448 | struct bnx2x *bp = netdev_priv(dev); | |
df0f2343 | 8449 | int rc = 0; |
a2fbb9ea ET |
8450 | |
8451 | bp->rx_csum = data; | |
df0f2343 VZ |
8452 | |
8453 | /* Disable TPA, when Rx CSUM is disabled. Otherwise all | |
8454 | TPA'ed packets will be discarded due to wrong TCP CSUM */ | |
8455 | if (!data) { | |
8456 | u32 flags = ethtool_op_get_flags(dev); | |
8457 | ||
8458 | rc = bnx2x_set_flags(dev, (flags & ~ETH_FLAG_LRO)); | |
8459 | } | |
8460 | ||
8461 | return rc; | |
a2fbb9ea ET |
8462 | } |
8463 | ||
8464 | static int bnx2x_set_tso(struct net_device *dev, u32 data) | |
8465 | { | |
755735eb | 8466 | if (data) { |
a2fbb9ea | 8467 | dev->features |= (NETIF_F_TSO | NETIF_F_TSO_ECN); |
755735eb EG |
8468 | dev->features |= NETIF_F_TSO6; |
8469 | } else { | |
a2fbb9ea | 8470 | dev->features &= ~(NETIF_F_TSO | NETIF_F_TSO_ECN); |
755735eb EG |
8471 | dev->features &= ~NETIF_F_TSO6; |
8472 | } | |
8473 | ||
a2fbb9ea ET |
8474 | return 0; |
8475 | } | |
8476 | ||
f3c87cdd | 8477 | static const struct { |
a2fbb9ea ET |
8478 | char string[ETH_GSTRING_LEN]; |
8479 | } bnx2x_tests_str_arr[BNX2X_NUM_TESTS] = { | |
f3c87cdd YG |
8480 | { "register_test (offline)" }, |
8481 | { "memory_test (offline)" }, | |
8482 | { "loopback_test (offline)" }, | |
8483 | { "nvram_test (online)" }, | |
8484 | { "interrupt_test (online)" }, | |
8485 | { "link_test (online)" }, | |
8486 | { "idle check (online)" }, | |
8487 | { "MC errors (online)" } | |
a2fbb9ea ET |
8488 | }; |
8489 | ||
8490 | static int bnx2x_self_test_count(struct net_device *dev) | |
8491 | { | |
8492 | return BNX2X_NUM_TESTS; | |
8493 | } | |
8494 | ||
f3c87cdd YG |
8495 | static int bnx2x_test_registers(struct bnx2x *bp) |
8496 | { | |
8497 | int idx, i, rc = -ENODEV; | |
8498 | u32 wr_val = 0; | |
9dabc424 | 8499 | int port = BP_PORT(bp); |
f3c87cdd YG |
8500 | static const struct { |
8501 | u32 offset0; | |
8502 | u32 offset1; | |
8503 | u32 mask; | |
8504 | } reg_tbl[] = { | |
8505 | /* 0 */ { BRB1_REG_PAUSE_LOW_THRESHOLD_0, 4, 0x000003ff }, | |
8506 | { DORQ_REG_DB_ADDR0, 4, 0xffffffff }, | |
8507 | { HC_REG_AGG_INT_0, 4, 0x000003ff }, | |
8508 | { PBF_REG_MAC_IF0_ENABLE, 4, 0x00000001 }, | |
8509 | { PBF_REG_P0_INIT_CRD, 4, 0x000007ff }, | |
8510 | { PRS_REG_CID_PORT_0, 4, 0x00ffffff }, | |
8511 | { PXP2_REG_PSWRQ_CDU0_L2P, 4, 0x000fffff }, | |
8512 | { PXP2_REG_RQ_CDU0_EFIRST_MEM_ADDR, 8, 0x0003ffff }, | |
8513 | { PXP2_REG_PSWRQ_TM0_L2P, 4, 0x000fffff }, | |
8514 | { PXP2_REG_RQ_USDM0_EFIRST_MEM_ADDR, 8, 0x0003ffff }, | |
8515 | /* 10 */ { PXP2_REG_PSWRQ_TSDM0_L2P, 4, 0x000fffff }, | |
8516 | { QM_REG_CONNNUM_0, 4, 0x000fffff }, | |
8517 | { TM_REG_LIN0_MAX_ACTIVE_CID, 4, 0x0003ffff }, | |
8518 | { SRC_REG_KEYRSS0_0, 40, 0xffffffff }, | |
8519 | { SRC_REG_KEYRSS0_7, 40, 0xffffffff }, | |
8520 | { XCM_REG_WU_DA_SET_TMR_CNT_FLG_CMD00, 4, 0x00000001 }, | |
8521 | { XCM_REG_WU_DA_CNT_CMD00, 4, 0x00000003 }, | |
8522 | { XCM_REG_GLB_DEL_ACK_MAX_CNT_0, 4, 0x000000ff }, | |
8523 | { NIG_REG_EGRESS_MNG0_FIFO, 20, 0xffffffff }, | |
8524 | { NIG_REG_LLH0_T_BIT, 4, 0x00000001 }, | |
8525 | /* 20 */ { NIG_REG_EMAC0_IN_EN, 4, 0x00000001 }, | |
8526 | { NIG_REG_BMAC0_IN_EN, 4, 0x00000001 }, | |
8527 | { NIG_REG_XCM0_OUT_EN, 4, 0x00000001 }, | |
8528 | { NIG_REG_BRB0_OUT_EN, 4, 0x00000001 }, | |
8529 | { NIG_REG_LLH0_XCM_MASK, 4, 0x00000007 }, | |
8530 | { NIG_REG_LLH0_ACPI_PAT_6_LEN, 68, 0x000000ff }, | |
8531 | { NIG_REG_LLH0_ACPI_PAT_0_CRC, 68, 0xffffffff }, | |
8532 | { NIG_REG_LLH0_DEST_MAC_0_0, 160, 0xffffffff }, | |
8533 | { NIG_REG_LLH0_DEST_IP_0_1, 160, 0xffffffff }, | |
8534 | { NIG_REG_LLH0_IPV4_IPV6_0, 160, 0x00000001 }, | |
8535 | /* 30 */ { NIG_REG_LLH0_DEST_UDP_0, 160, 0x0000ffff }, | |
8536 | { NIG_REG_LLH0_DEST_TCP_0, 160, 0x0000ffff }, | |
8537 | { NIG_REG_LLH0_VLAN_ID_0, 160, 0x00000fff }, | |
8538 | { NIG_REG_XGXS_SERDES0_MODE_SEL, 4, 0x00000001 }, | |
8539 | { NIG_REG_LED_CONTROL_OVERRIDE_TRAFFIC_P0, 4, 0x00000001 }, | |
8540 | { NIG_REG_STATUS_INTERRUPT_PORT0, 4, 0x07ffffff }, | |
8541 | { NIG_REG_XGXS0_CTRL_EXTREMOTEMDIOST, 24, 0x00000001 }, | |
8542 | { NIG_REG_SERDES0_CTRL_PHY_ADDR, 16, 0x0000001f }, | |
8543 | ||
8544 | { 0xffffffff, 0, 0x00000000 } | |
8545 | }; | |
8546 | ||
8547 | if (!netif_running(bp->dev)) | |
8548 | return rc; | |
8549 | ||
8550 | /* Repeat the test twice: | |
8551 | First by writing 0x00000000, second by writing 0xffffffff */ | |
8552 | for (idx = 0; idx < 2; idx++) { | |
8553 | ||
8554 | switch (idx) { | |
8555 | case 0: | |
8556 | wr_val = 0; | |
8557 | break; | |
8558 | case 1: | |
8559 | wr_val = 0xffffffff; | |
8560 | break; | |
8561 | } | |
8562 | ||
8563 | for (i = 0; reg_tbl[i].offset0 != 0xffffffff; i++) { | |
8564 | u32 offset, mask, save_val, val; | |
f3c87cdd YG |
8565 | |
8566 | offset = reg_tbl[i].offset0 + port*reg_tbl[i].offset1; | |
8567 | mask = reg_tbl[i].mask; | |
8568 | ||
8569 | save_val = REG_RD(bp, offset); | |
8570 | ||
8571 | REG_WR(bp, offset, wr_val); | |
8572 | val = REG_RD(bp, offset); | |
8573 | ||
8574 | /* Restore the original register's value */ | |
8575 | REG_WR(bp, offset, save_val); | |
8576 | ||
8577 | /* verify that value is as expected value */ | |
8578 | if ((val & mask) != (wr_val & mask)) | |
8579 | goto test_reg_exit; | |
8580 | } | |
8581 | } | |
8582 | ||
8583 | rc = 0; | |
8584 | ||
8585 | test_reg_exit: | |
8586 | return rc; | |
8587 | } | |
8588 | ||
8589 | static int bnx2x_test_memory(struct bnx2x *bp) | |
8590 | { | |
8591 | int i, j, rc = -ENODEV; | |
8592 | u32 val; | |
8593 | static const struct { | |
8594 | u32 offset; | |
8595 | int size; | |
8596 | } mem_tbl[] = { | |
8597 | { CCM_REG_XX_DESCR_TABLE, CCM_REG_XX_DESCR_TABLE_SIZE }, | |
8598 | { CFC_REG_ACTIVITY_COUNTER, CFC_REG_ACTIVITY_COUNTER_SIZE }, | |
8599 | { CFC_REG_LINK_LIST, CFC_REG_LINK_LIST_SIZE }, | |
8600 | { DMAE_REG_CMD_MEM, DMAE_REG_CMD_MEM_SIZE }, | |
8601 | { TCM_REG_XX_DESCR_TABLE, TCM_REG_XX_DESCR_TABLE_SIZE }, | |
8602 | { UCM_REG_XX_DESCR_TABLE, UCM_REG_XX_DESCR_TABLE_SIZE }, | |
8603 | { XCM_REG_XX_DESCR_TABLE, XCM_REG_XX_DESCR_TABLE_SIZE }, | |
8604 | ||
8605 | { 0xffffffff, 0 } | |
8606 | }; | |
8607 | static const struct { | |
8608 | char *name; | |
8609 | u32 offset; | |
9dabc424 YG |
8610 | u32 e1_mask; |
8611 | u32 e1h_mask; | |
f3c87cdd | 8612 | } prty_tbl[] = { |
9dabc424 YG |
8613 | { "CCM_PRTY_STS", CCM_REG_CCM_PRTY_STS, 0x3ffc0, 0 }, |
8614 | { "CFC_PRTY_STS", CFC_REG_CFC_PRTY_STS, 0x2, 0x2 }, | |
8615 | { "DMAE_PRTY_STS", DMAE_REG_DMAE_PRTY_STS, 0, 0 }, | |
8616 | { "TCM_PRTY_STS", TCM_REG_TCM_PRTY_STS, 0x3ffc0, 0 }, | |
8617 | { "UCM_PRTY_STS", UCM_REG_UCM_PRTY_STS, 0x3ffc0, 0 }, | |
8618 | { "XCM_PRTY_STS", XCM_REG_XCM_PRTY_STS, 0x3ffc1, 0 }, | |
8619 | ||
8620 | { NULL, 0xffffffff, 0, 0 } | |
f3c87cdd YG |
8621 | }; |
8622 | ||
8623 | if (!netif_running(bp->dev)) | |
8624 | return rc; | |
8625 | ||
8626 | /* Go through all the memories */ | |
8627 | for (i = 0; mem_tbl[i].offset != 0xffffffff; i++) | |
8628 | for (j = 0; j < mem_tbl[i].size; j++) | |
8629 | REG_RD(bp, mem_tbl[i].offset + j*4); | |
8630 | ||
8631 | /* Check the parity status */ | |
8632 | for (i = 0; prty_tbl[i].offset != 0xffffffff; i++) { | |
8633 | val = REG_RD(bp, prty_tbl[i].offset); | |
9dabc424 YG |
8634 | if ((CHIP_IS_E1(bp) && (val & ~(prty_tbl[i].e1_mask))) || |
8635 | (CHIP_IS_E1H(bp) && (val & ~(prty_tbl[i].e1h_mask)))) { | |
f3c87cdd YG |
8636 | DP(NETIF_MSG_HW, |
8637 | "%s is 0x%x\n", prty_tbl[i].name, val); | |
8638 | goto test_mem_exit; | |
8639 | } | |
8640 | } | |
8641 | ||
8642 | rc = 0; | |
8643 | ||
8644 | test_mem_exit: | |
8645 | return rc; | |
8646 | } | |
8647 | ||
f3c87cdd YG |
8648 | static void bnx2x_wait_for_link(struct bnx2x *bp, u8 link_up) |
8649 | { | |
8650 | int cnt = 1000; | |
8651 | ||
8652 | if (link_up) | |
8653 | while (bnx2x_link_test(bp) && cnt--) | |
8654 | msleep(10); | |
8655 | } | |
8656 | ||
8657 | static int bnx2x_run_loopback(struct bnx2x *bp, int loopback_mode, u8 link_up) | |
8658 | { | |
8659 | unsigned int pkt_size, num_pkts, i; | |
8660 | struct sk_buff *skb; | |
8661 | unsigned char *packet; | |
8662 | struct bnx2x_fastpath *fp = &bp->fp[0]; | |
8663 | u16 tx_start_idx, tx_idx; | |
8664 | u16 rx_start_idx, rx_idx; | |
8665 | u16 pkt_prod; | |
8666 | struct sw_tx_bd *tx_buf; | |
8667 | struct eth_tx_bd *tx_bd; | |
8668 | dma_addr_t mapping; | |
8669 | union eth_rx_cqe *cqe; | |
8670 | u8 cqe_fp_flags; | |
8671 | struct sw_rx_bd *rx_buf; | |
8672 | u16 len; | |
8673 | int rc = -ENODEV; | |
8674 | ||
8675 | if (loopback_mode == BNX2X_MAC_LOOPBACK) { | |
8676 | bp->link_params.loopback_mode = LOOPBACK_BMAC; | |
4a37fb66 | 8677 | bnx2x_acquire_phy_lock(bp); |
f3c87cdd | 8678 | bnx2x_phy_init(&bp->link_params, &bp->link_vars); |
4a37fb66 | 8679 | bnx2x_release_phy_lock(bp); |
f3c87cdd YG |
8680 | |
8681 | } else if (loopback_mode == BNX2X_PHY_LOOPBACK) { | |
8682 | bp->link_params.loopback_mode = LOOPBACK_XGXS_10; | |
4a37fb66 | 8683 | bnx2x_acquire_phy_lock(bp); |
f3c87cdd | 8684 | bnx2x_phy_init(&bp->link_params, &bp->link_vars); |
4a37fb66 | 8685 | bnx2x_release_phy_lock(bp); |
f3c87cdd YG |
8686 | /* wait until link state is restored */ |
8687 | bnx2x_wait_for_link(bp, link_up); | |
8688 | ||
8689 | } else | |
8690 | return -EINVAL; | |
8691 | ||
8692 | pkt_size = 1514; | |
8693 | skb = netdev_alloc_skb(bp->dev, bp->rx_buf_size); | |
8694 | if (!skb) { | |
8695 | rc = -ENOMEM; | |
8696 | goto test_loopback_exit; | |
8697 | } | |
8698 | packet = skb_put(skb, pkt_size); | |
8699 | memcpy(packet, bp->dev->dev_addr, ETH_ALEN); | |
8700 | memset(packet + ETH_ALEN, 0, (ETH_HLEN - ETH_ALEN)); | |
8701 | for (i = ETH_HLEN; i < pkt_size; i++) | |
8702 | packet[i] = (unsigned char) (i & 0xff); | |
8703 | ||
8704 | num_pkts = 0; | |
8705 | tx_start_idx = le16_to_cpu(*fp->tx_cons_sb); | |
8706 | rx_start_idx = le16_to_cpu(*fp->rx_cons_sb); | |
8707 | ||
8708 | pkt_prod = fp->tx_pkt_prod++; | |
8709 | tx_buf = &fp->tx_buf_ring[TX_BD(pkt_prod)]; | |
8710 | tx_buf->first_bd = fp->tx_bd_prod; | |
8711 | tx_buf->skb = skb; | |
8712 | ||
8713 | tx_bd = &fp->tx_desc_ring[TX_BD(fp->tx_bd_prod)]; | |
8714 | mapping = pci_map_single(bp->pdev, skb->data, | |
8715 | skb_headlen(skb), PCI_DMA_TODEVICE); | |
8716 | tx_bd->addr_hi = cpu_to_le32(U64_HI(mapping)); | |
8717 | tx_bd->addr_lo = cpu_to_le32(U64_LO(mapping)); | |
8718 | tx_bd->nbd = cpu_to_le16(1); | |
8719 | tx_bd->nbytes = cpu_to_le16(skb_headlen(skb)); | |
8720 | tx_bd->vlan = cpu_to_le16(pkt_prod); | |
8721 | tx_bd->bd_flags.as_bitfield = (ETH_TX_BD_FLAGS_START_BD | | |
8722 | ETH_TX_BD_FLAGS_END_BD); | |
8723 | tx_bd->general_data = ((UNICAST_ADDRESS << | |
8724 | ETH_TX_BD_ETH_ADDR_TYPE_SHIFT) | 1); | |
8725 | ||
8726 | fp->hw_tx_prods->bds_prod = | |
8727 | cpu_to_le16(le16_to_cpu(fp->hw_tx_prods->bds_prod) + 1); | |
8728 | mb(); /* FW restriction: must not reorder writing nbd and packets */ | |
8729 | fp->hw_tx_prods->packets_prod = | |
8730 | cpu_to_le32(le32_to_cpu(fp->hw_tx_prods->packets_prod) + 1); | |
8731 | DOORBELL(bp, FP_IDX(fp), 0); | |
8732 | ||
8733 | mmiowb(); | |
8734 | ||
8735 | num_pkts++; | |
8736 | fp->tx_bd_prod++; | |
8737 | bp->dev->trans_start = jiffies; | |
8738 | ||
8739 | udelay(100); | |
8740 | ||
8741 | tx_idx = le16_to_cpu(*fp->tx_cons_sb); | |
8742 | if (tx_idx != tx_start_idx + num_pkts) | |
8743 | goto test_loopback_exit; | |
8744 | ||
8745 | rx_idx = le16_to_cpu(*fp->rx_cons_sb); | |
8746 | if (rx_idx != rx_start_idx + num_pkts) | |
8747 | goto test_loopback_exit; | |
8748 | ||
8749 | cqe = &fp->rx_comp_ring[RCQ_BD(fp->rx_comp_cons)]; | |
8750 | cqe_fp_flags = cqe->fast_path_cqe.type_error_flags; | |
8751 | if (CQE_TYPE(cqe_fp_flags) || (cqe_fp_flags & ETH_RX_ERROR_FALGS)) | |
8752 | goto test_loopback_rx_exit; | |
8753 | ||
8754 | len = le16_to_cpu(cqe->fast_path_cqe.pkt_len); | |
8755 | if (len != pkt_size) | |
8756 | goto test_loopback_rx_exit; | |
8757 | ||
8758 | rx_buf = &fp->rx_buf_ring[RX_BD(fp->rx_bd_cons)]; | |
8759 | skb = rx_buf->skb; | |
8760 | skb_reserve(skb, cqe->fast_path_cqe.placement_offset); | |
8761 | for (i = ETH_HLEN; i < pkt_size; i++) | |
8762 | if (*(skb->data + i) != (unsigned char) (i & 0xff)) | |
8763 | goto test_loopback_rx_exit; | |
8764 | ||
8765 | rc = 0; | |
8766 | ||
8767 | test_loopback_rx_exit: | |
f3c87cdd YG |
8768 | |
8769 | fp->rx_bd_cons = NEXT_RX_IDX(fp->rx_bd_cons); | |
8770 | fp->rx_bd_prod = NEXT_RX_IDX(fp->rx_bd_prod); | |
8771 | fp->rx_comp_cons = NEXT_RCQ_IDX(fp->rx_comp_cons); | |
8772 | fp->rx_comp_prod = NEXT_RCQ_IDX(fp->rx_comp_prod); | |
8773 | ||
8774 | /* Update producers */ | |
8775 | bnx2x_update_rx_prod(bp, fp, fp->rx_bd_prod, fp->rx_comp_prod, | |
8776 | fp->rx_sge_prod); | |
8777 | mmiowb(); /* keep prod updates ordered */ | |
8778 | ||
8779 | test_loopback_exit: | |
8780 | bp->link_params.loopback_mode = LOOPBACK_NONE; | |
8781 | ||
8782 | return rc; | |
8783 | } | |
8784 | ||
8785 | static int bnx2x_test_loopback(struct bnx2x *bp, u8 link_up) | |
8786 | { | |
8787 | int rc = 0; | |
8788 | ||
8789 | if (!netif_running(bp->dev)) | |
8790 | return BNX2X_LOOPBACK_FAILED; | |
8791 | ||
f8ef6e44 | 8792 | bnx2x_netif_stop(bp, 1); |
f3c87cdd YG |
8793 | |
8794 | if (bnx2x_run_loopback(bp, BNX2X_MAC_LOOPBACK, link_up)) { | |
8795 | DP(NETIF_MSG_PROBE, "MAC loopback failed\n"); | |
8796 | rc |= BNX2X_MAC_LOOPBACK_FAILED; | |
8797 | } | |
8798 | ||
8799 | if (bnx2x_run_loopback(bp, BNX2X_PHY_LOOPBACK, link_up)) { | |
8800 | DP(NETIF_MSG_PROBE, "PHY loopback failed\n"); | |
8801 | rc |= BNX2X_PHY_LOOPBACK_FAILED; | |
8802 | } | |
8803 | ||
8804 | bnx2x_netif_start(bp); | |
8805 | ||
8806 | return rc; | |
8807 | } | |
8808 | ||
8809 | #define CRC32_RESIDUAL 0xdebb20e3 | |
8810 | ||
8811 | static int bnx2x_test_nvram(struct bnx2x *bp) | |
8812 | { | |
8813 | static const struct { | |
8814 | int offset; | |
8815 | int size; | |
8816 | } nvram_tbl[] = { | |
8817 | { 0, 0x14 }, /* bootstrap */ | |
8818 | { 0x14, 0xec }, /* dir */ | |
8819 | { 0x100, 0x350 }, /* manuf_info */ | |
8820 | { 0x450, 0xf0 }, /* feature_info */ | |
8821 | { 0x640, 0x64 }, /* upgrade_key_info */ | |
8822 | { 0x6a4, 0x64 }, | |
8823 | { 0x708, 0x70 }, /* manuf_key_info */ | |
8824 | { 0x778, 0x70 }, | |
8825 | { 0, 0 } | |
8826 | }; | |
8827 | u32 buf[0x350 / 4]; | |
8828 | u8 *data = (u8 *)buf; | |
8829 | int i, rc; | |
8830 | u32 magic, csum; | |
8831 | ||
8832 | rc = bnx2x_nvram_read(bp, 0, data, 4); | |
8833 | if (rc) { | |
8834 | DP(NETIF_MSG_PROBE, "magic value read (rc -%d)\n", -rc); | |
8835 | goto test_nvram_exit; | |
8836 | } | |
8837 | ||
8838 | magic = be32_to_cpu(buf[0]); | |
8839 | if (magic != 0x669955aa) { | |
8840 | DP(NETIF_MSG_PROBE, "magic value (0x%08x)\n", magic); | |
8841 | rc = -ENODEV; | |
8842 | goto test_nvram_exit; | |
8843 | } | |
8844 | ||
8845 | for (i = 0; nvram_tbl[i].size; i++) { | |
8846 | ||
8847 | rc = bnx2x_nvram_read(bp, nvram_tbl[i].offset, data, | |
8848 | nvram_tbl[i].size); | |
8849 | if (rc) { | |
8850 | DP(NETIF_MSG_PROBE, | |
8851 | "nvram_tbl[%d] read data (rc -%d)\n", i, -rc); | |
8852 | goto test_nvram_exit; | |
8853 | } | |
8854 | ||
8855 | csum = ether_crc_le(nvram_tbl[i].size, data); | |
8856 | if (csum != CRC32_RESIDUAL) { | |
8857 | DP(NETIF_MSG_PROBE, | |
8858 | "nvram_tbl[%d] csum value (0x%08x)\n", i, csum); | |
8859 | rc = -ENODEV; | |
8860 | goto test_nvram_exit; | |
8861 | } | |
8862 | } | |
8863 | ||
8864 | test_nvram_exit: | |
8865 | return rc; | |
8866 | } | |
8867 | ||
8868 | static int bnx2x_test_intr(struct bnx2x *bp) | |
8869 | { | |
8870 | struct mac_configuration_cmd *config = bnx2x_sp(bp, mac_config); | |
8871 | int i, rc; | |
8872 | ||
8873 | if (!netif_running(bp->dev)) | |
8874 | return -ENODEV; | |
8875 | ||
8876 | config->hdr.length_6b = 0; | |
8877 | config->hdr.offset = 0; | |
8878 | config->hdr.client_id = BP_CL_ID(bp); | |
8879 | config->hdr.reserved1 = 0; | |
8880 | ||
8881 | rc = bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_SET_MAC, 0, | |
8882 | U64_HI(bnx2x_sp_mapping(bp, mac_config)), | |
8883 | U64_LO(bnx2x_sp_mapping(bp, mac_config)), 0); | |
8884 | if (rc == 0) { | |
8885 | bp->set_mac_pending++; | |
8886 | for (i = 0; i < 10; i++) { | |
8887 | if (!bp->set_mac_pending) | |
8888 | break; | |
8889 | msleep_interruptible(10); | |
8890 | } | |
8891 | if (i == 10) | |
8892 | rc = -ENODEV; | |
8893 | } | |
8894 | ||
8895 | return rc; | |
8896 | } | |
8897 | ||
a2fbb9ea ET |
8898 | static void bnx2x_self_test(struct net_device *dev, |
8899 | struct ethtool_test *etest, u64 *buf) | |
8900 | { | |
8901 | struct bnx2x *bp = netdev_priv(dev); | |
a2fbb9ea ET |
8902 | |
8903 | memset(buf, 0, sizeof(u64) * BNX2X_NUM_TESTS); | |
8904 | ||
f3c87cdd | 8905 | if (!netif_running(dev)) |
a2fbb9ea | 8906 | return; |
a2fbb9ea | 8907 | |
33471629 | 8908 | /* offline tests are not supported in MF mode */ |
f3c87cdd YG |
8909 | if (IS_E1HMF(bp)) |
8910 | etest->flags &= ~ETH_TEST_FL_OFFLINE; | |
8911 | ||
8912 | if (etest->flags & ETH_TEST_FL_OFFLINE) { | |
8913 | u8 link_up; | |
8914 | ||
8915 | link_up = bp->link_vars.link_up; | |
8916 | bnx2x_nic_unload(bp, UNLOAD_NORMAL); | |
8917 | bnx2x_nic_load(bp, LOAD_DIAG); | |
8918 | /* wait until link state is restored */ | |
8919 | bnx2x_wait_for_link(bp, link_up); | |
8920 | ||
8921 | if (bnx2x_test_registers(bp) != 0) { | |
8922 | buf[0] = 1; | |
8923 | etest->flags |= ETH_TEST_FL_FAILED; | |
8924 | } | |
8925 | if (bnx2x_test_memory(bp) != 0) { | |
8926 | buf[1] = 1; | |
8927 | etest->flags |= ETH_TEST_FL_FAILED; | |
8928 | } | |
8929 | buf[2] = bnx2x_test_loopback(bp, link_up); | |
8930 | if (buf[2] != 0) | |
8931 | etest->flags |= ETH_TEST_FL_FAILED; | |
a2fbb9ea | 8932 | |
f3c87cdd YG |
8933 | bnx2x_nic_unload(bp, UNLOAD_NORMAL); |
8934 | bnx2x_nic_load(bp, LOAD_NORMAL); | |
8935 | /* wait until link state is restored */ | |
8936 | bnx2x_wait_for_link(bp, link_up); | |
8937 | } | |
8938 | if (bnx2x_test_nvram(bp) != 0) { | |
8939 | buf[3] = 1; | |
a2fbb9ea ET |
8940 | etest->flags |= ETH_TEST_FL_FAILED; |
8941 | } | |
f3c87cdd YG |
8942 | if (bnx2x_test_intr(bp) != 0) { |
8943 | buf[4] = 1; | |
8944 | etest->flags |= ETH_TEST_FL_FAILED; | |
8945 | } | |
8946 | if (bp->port.pmf) | |
8947 | if (bnx2x_link_test(bp) != 0) { | |
8948 | buf[5] = 1; | |
8949 | etest->flags |= ETH_TEST_FL_FAILED; | |
8950 | } | |
8951 | buf[7] = bnx2x_mc_assert(bp); | |
8952 | if (buf[7] != 0) | |
8953 | etest->flags |= ETH_TEST_FL_FAILED; | |
8954 | ||
8955 | #ifdef BNX2X_EXTRA_DEBUG | |
8956 | bnx2x_panic_dump(bp); | |
8957 | #endif | |
a2fbb9ea ET |
8958 | } |
8959 | ||
bb2a0f7a YG |
8960 | static const struct { |
8961 | long offset; | |
8962 | int size; | |
8963 | u32 flags; | |
66e855f3 YG |
8964 | #define STATS_FLAGS_PORT 1 |
8965 | #define STATS_FLAGS_FUNC 2 | |
8966 | u8 string[ETH_GSTRING_LEN]; | |
bb2a0f7a | 8967 | } bnx2x_stats_arr[BNX2X_NUM_STATS] = { |
66e855f3 YG |
8968 | /* 1 */ { STATS_OFFSET32(valid_bytes_received_hi), |
8969 | 8, STATS_FLAGS_FUNC, "rx_bytes" }, | |
8970 | { STATS_OFFSET32(error_bytes_received_hi), | |
8971 | 8, STATS_FLAGS_FUNC, "rx_error_bytes" }, | |
8972 | { STATS_OFFSET32(total_bytes_transmitted_hi), | |
8973 | 8, STATS_FLAGS_FUNC, "tx_bytes" }, | |
8974 | { STATS_OFFSET32(tx_stat_ifhcoutbadoctets_hi), | |
8975 | 8, STATS_FLAGS_PORT, "tx_error_bytes" }, | |
bb2a0f7a | 8976 | { STATS_OFFSET32(total_unicast_packets_received_hi), |
66e855f3 | 8977 | 8, STATS_FLAGS_FUNC, "rx_ucast_packets" }, |
bb2a0f7a | 8978 | { STATS_OFFSET32(total_multicast_packets_received_hi), |
66e855f3 | 8979 | 8, STATS_FLAGS_FUNC, "rx_mcast_packets" }, |
bb2a0f7a | 8980 | { STATS_OFFSET32(total_broadcast_packets_received_hi), |
66e855f3 | 8981 | 8, STATS_FLAGS_FUNC, "rx_bcast_packets" }, |
bb2a0f7a | 8982 | { STATS_OFFSET32(total_unicast_packets_transmitted_hi), |
66e855f3 | 8983 | 8, STATS_FLAGS_FUNC, "tx_packets" }, |
bb2a0f7a | 8984 | { STATS_OFFSET32(tx_stat_dot3statsinternalmactransmiterrors_hi), |
66e855f3 | 8985 | 8, STATS_FLAGS_PORT, "tx_mac_errors" }, |
bb2a0f7a | 8986 | /* 10 */{ STATS_OFFSET32(rx_stat_dot3statscarriersenseerrors_hi), |
66e855f3 | 8987 | 8, STATS_FLAGS_PORT, "tx_carrier_errors" }, |
bb2a0f7a | 8988 | { STATS_OFFSET32(rx_stat_dot3statsfcserrors_hi), |
66e855f3 | 8989 | 8, STATS_FLAGS_PORT, "rx_crc_errors" }, |
bb2a0f7a | 8990 | { STATS_OFFSET32(rx_stat_dot3statsalignmenterrors_hi), |
66e855f3 | 8991 | 8, STATS_FLAGS_PORT, "rx_align_errors" }, |
bb2a0f7a | 8992 | { STATS_OFFSET32(tx_stat_dot3statssinglecollisionframes_hi), |
66e855f3 | 8993 | 8, STATS_FLAGS_PORT, "tx_single_collisions" }, |
bb2a0f7a | 8994 | { STATS_OFFSET32(tx_stat_dot3statsmultiplecollisionframes_hi), |
66e855f3 | 8995 | 8, STATS_FLAGS_PORT, "tx_multi_collisions" }, |
bb2a0f7a | 8996 | { STATS_OFFSET32(tx_stat_dot3statsdeferredtransmissions_hi), |
66e855f3 | 8997 | 8, STATS_FLAGS_PORT, "tx_deferred" }, |
bb2a0f7a | 8998 | { STATS_OFFSET32(tx_stat_dot3statsexcessivecollisions_hi), |
66e855f3 | 8999 | 8, STATS_FLAGS_PORT, "tx_excess_collisions" }, |
bb2a0f7a | 9000 | { STATS_OFFSET32(tx_stat_dot3statslatecollisions_hi), |
66e855f3 | 9001 | 8, STATS_FLAGS_PORT, "tx_late_collisions" }, |
bb2a0f7a | 9002 | { STATS_OFFSET32(tx_stat_etherstatscollisions_hi), |
66e855f3 | 9003 | 8, STATS_FLAGS_PORT, "tx_total_collisions" }, |
bb2a0f7a | 9004 | { STATS_OFFSET32(rx_stat_etherstatsfragments_hi), |
66e855f3 YG |
9005 | 8, STATS_FLAGS_PORT, "rx_fragments" }, |
9006 | /* 20 */{ STATS_OFFSET32(rx_stat_etherstatsjabbers_hi), | |
9007 | 8, STATS_FLAGS_PORT, "rx_jabbers" }, | |
bb2a0f7a | 9008 | { STATS_OFFSET32(rx_stat_etherstatsundersizepkts_hi), |
66e855f3 | 9009 | 8, STATS_FLAGS_PORT, "rx_undersize_packets" }, |
bb2a0f7a | 9010 | { STATS_OFFSET32(jabber_packets_received), |
66e855f3 | 9011 | 4, STATS_FLAGS_FUNC, "rx_oversize_packets" }, |
bb2a0f7a | 9012 | { STATS_OFFSET32(tx_stat_etherstatspkts64octets_hi), |
66e855f3 | 9013 | 8, STATS_FLAGS_PORT, "tx_64_byte_packets" }, |
bb2a0f7a | 9014 | { STATS_OFFSET32(tx_stat_etherstatspkts65octetsto127octets_hi), |
66e855f3 | 9015 | 8, STATS_FLAGS_PORT, "tx_65_to_127_byte_packets" }, |
bb2a0f7a | 9016 | { STATS_OFFSET32(tx_stat_etherstatspkts128octetsto255octets_hi), |
66e855f3 | 9017 | 8, STATS_FLAGS_PORT, "tx_128_to_255_byte_packets" }, |
bb2a0f7a | 9018 | { STATS_OFFSET32(tx_stat_etherstatspkts256octetsto511octets_hi), |
66e855f3 | 9019 | 8, STATS_FLAGS_PORT, "tx_256_to_511_byte_packets" }, |
bb2a0f7a | 9020 | { STATS_OFFSET32(tx_stat_etherstatspkts512octetsto1023octets_hi), |
66e855f3 | 9021 | 8, STATS_FLAGS_PORT, "tx_512_to_1023_byte_packets" }, |
bb2a0f7a | 9022 | { STATS_OFFSET32(etherstatspkts1024octetsto1522octets_hi), |
66e855f3 | 9023 | 8, STATS_FLAGS_PORT, "tx_1024_to_1522_byte_packets" }, |
bb2a0f7a | 9024 | { STATS_OFFSET32(etherstatspktsover1522octets_hi), |
66e855f3 | 9025 | 8, STATS_FLAGS_PORT, "tx_1523_to_9022_byte_packets" }, |
bb2a0f7a | 9026 | /* 30 */{ STATS_OFFSET32(rx_stat_xonpauseframesreceived_hi), |
66e855f3 | 9027 | 8, STATS_FLAGS_PORT, "rx_xon_frames" }, |
bb2a0f7a | 9028 | { STATS_OFFSET32(rx_stat_xoffpauseframesreceived_hi), |
66e855f3 YG |
9029 | 8, STATS_FLAGS_PORT, "rx_xoff_frames" }, |
9030 | { STATS_OFFSET32(tx_stat_outxonsent_hi), | |
9031 | 8, STATS_FLAGS_PORT, "tx_xon_frames" }, | |
9032 | { STATS_OFFSET32(tx_stat_outxoffsent_hi), | |
9033 | 8, STATS_FLAGS_PORT, "tx_xoff_frames" }, | |
bb2a0f7a | 9034 | { STATS_OFFSET32(rx_stat_maccontrolframesreceived_hi), |
66e855f3 YG |
9035 | 8, STATS_FLAGS_PORT, "rx_mac_ctrl_frames" }, |
9036 | { STATS_OFFSET32(mac_filter_discard), | |
9037 | 4, STATS_FLAGS_PORT, "rx_filtered_packets" }, | |
9038 | { STATS_OFFSET32(no_buff_discard), | |
9039 | 4, STATS_FLAGS_FUNC, "rx_discards" }, | |
9040 | { STATS_OFFSET32(xxoverflow_discard), | |
9041 | 4, STATS_FLAGS_PORT, "rx_fw_discards" }, | |
9042 | { STATS_OFFSET32(brb_drop_hi), | |
9043 | 8, STATS_FLAGS_PORT, "brb_discard" }, | |
9044 | { STATS_OFFSET32(brb_truncate_hi), | |
9045 | 8, STATS_FLAGS_PORT, "brb_truncate" }, | |
9046 | /* 40 */{ STATS_OFFSET32(rx_err_discard_pkt), | |
9047 | 4, STATS_FLAGS_FUNC, "rx_phy_ip_err_discards"}, | |
9048 | { STATS_OFFSET32(rx_skb_alloc_failed), | |
9049 | 4, STATS_FLAGS_FUNC, "rx_skb_alloc_discard" }, | |
9050 | /* 42 */{ STATS_OFFSET32(hw_csum_err), | |
9051 | 4, STATS_FLAGS_FUNC, "rx_csum_offload_errors" } | |
a2fbb9ea ET |
9052 | }; |
9053 | ||
66e855f3 YG |
9054 | #define IS_NOT_E1HMF_STAT(bp, i) \ |
9055 | (IS_E1HMF(bp) && (bnx2x_stats_arr[i].flags & STATS_FLAGS_PORT)) | |
9056 | ||
a2fbb9ea ET |
9057 | static void bnx2x_get_strings(struct net_device *dev, u32 stringset, u8 *buf) |
9058 | { | |
bb2a0f7a YG |
9059 | struct bnx2x *bp = netdev_priv(dev); |
9060 | int i, j; | |
9061 | ||
a2fbb9ea ET |
9062 | switch (stringset) { |
9063 | case ETH_SS_STATS: | |
bb2a0f7a | 9064 | for (i = 0, j = 0; i < BNX2X_NUM_STATS; i++) { |
66e855f3 | 9065 | if (IS_NOT_E1HMF_STAT(bp, i)) |
bb2a0f7a YG |
9066 | continue; |
9067 | strcpy(buf + j*ETH_GSTRING_LEN, | |
9068 | bnx2x_stats_arr[i].string); | |
9069 | j++; | |
9070 | } | |
a2fbb9ea ET |
9071 | break; |
9072 | ||
9073 | case ETH_SS_TEST: | |
9074 | memcpy(buf, bnx2x_tests_str_arr, sizeof(bnx2x_tests_str_arr)); | |
9075 | break; | |
9076 | } | |
9077 | } | |
9078 | ||
9079 | static int bnx2x_get_stats_count(struct net_device *dev) | |
9080 | { | |
bb2a0f7a YG |
9081 | struct bnx2x *bp = netdev_priv(dev); |
9082 | int i, num_stats = 0; | |
9083 | ||
9084 | for (i = 0; i < BNX2X_NUM_STATS; i++) { | |
66e855f3 | 9085 | if (IS_NOT_E1HMF_STAT(bp, i)) |
bb2a0f7a YG |
9086 | continue; |
9087 | num_stats++; | |
9088 | } | |
9089 | return num_stats; | |
a2fbb9ea ET |
9090 | } |
9091 | ||
9092 | static void bnx2x_get_ethtool_stats(struct net_device *dev, | |
9093 | struct ethtool_stats *stats, u64 *buf) | |
9094 | { | |
9095 | struct bnx2x *bp = netdev_priv(dev); | |
bb2a0f7a YG |
9096 | u32 *hw_stats = (u32 *)&bp->eth_stats; |
9097 | int i, j; | |
a2fbb9ea | 9098 | |
bb2a0f7a | 9099 | for (i = 0, j = 0; i < BNX2X_NUM_STATS; i++) { |
66e855f3 | 9100 | if (IS_NOT_E1HMF_STAT(bp, i)) |
a2fbb9ea | 9101 | continue; |
bb2a0f7a YG |
9102 | |
9103 | if (bnx2x_stats_arr[i].size == 0) { | |
9104 | /* skip this counter */ | |
9105 | buf[j] = 0; | |
9106 | j++; | |
a2fbb9ea ET |
9107 | continue; |
9108 | } | |
bb2a0f7a | 9109 | if (bnx2x_stats_arr[i].size == 4) { |
a2fbb9ea | 9110 | /* 4-byte counter */ |
bb2a0f7a YG |
9111 | buf[j] = (u64) *(hw_stats + bnx2x_stats_arr[i].offset); |
9112 | j++; | |
a2fbb9ea ET |
9113 | continue; |
9114 | } | |
9115 | /* 8-byte counter */ | |
bb2a0f7a YG |
9116 | buf[j] = HILO_U64(*(hw_stats + bnx2x_stats_arr[i].offset), |
9117 | *(hw_stats + bnx2x_stats_arr[i].offset + 1)); | |
9118 | j++; | |
a2fbb9ea ET |
9119 | } |
9120 | } | |
9121 | ||
9122 | static int bnx2x_phys_id(struct net_device *dev, u32 data) | |
9123 | { | |
9124 | struct bnx2x *bp = netdev_priv(dev); | |
34f80b04 | 9125 | int port = BP_PORT(bp); |
a2fbb9ea ET |
9126 | int i; |
9127 | ||
34f80b04 EG |
9128 | if (!netif_running(dev)) |
9129 | return 0; | |
9130 | ||
9131 | if (!bp->port.pmf) | |
9132 | return 0; | |
9133 | ||
a2fbb9ea ET |
9134 | if (data == 0) |
9135 | data = 2; | |
9136 | ||
9137 | for (i = 0; i < (data * 2); i++) { | |
c18487ee | 9138 | if ((i % 2) == 0) |
34f80b04 | 9139 | bnx2x_set_led(bp, port, LED_MODE_OPER, SPEED_1000, |
c18487ee YR |
9140 | bp->link_params.hw_led_mode, |
9141 | bp->link_params.chip_id); | |
9142 | else | |
34f80b04 | 9143 | bnx2x_set_led(bp, port, LED_MODE_OFF, 0, |
c18487ee YR |
9144 | bp->link_params.hw_led_mode, |
9145 | bp->link_params.chip_id); | |
9146 | ||
a2fbb9ea ET |
9147 | msleep_interruptible(500); |
9148 | if (signal_pending(current)) | |
9149 | break; | |
9150 | } | |
9151 | ||
c18487ee | 9152 | if (bp->link_vars.link_up) |
34f80b04 | 9153 | bnx2x_set_led(bp, port, LED_MODE_OPER, |
c18487ee YR |
9154 | bp->link_vars.line_speed, |
9155 | bp->link_params.hw_led_mode, | |
9156 | bp->link_params.chip_id); | |
a2fbb9ea ET |
9157 | |
9158 | return 0; | |
9159 | } | |
9160 | ||
9161 | static struct ethtool_ops bnx2x_ethtool_ops = { | |
7a9b2557 VZ |
9162 | .get_settings = bnx2x_get_settings, |
9163 | .set_settings = bnx2x_set_settings, | |
9164 | .get_drvinfo = bnx2x_get_drvinfo, | |
a2fbb9ea ET |
9165 | .get_wol = bnx2x_get_wol, |
9166 | .set_wol = bnx2x_set_wol, | |
7a9b2557 VZ |
9167 | .get_msglevel = bnx2x_get_msglevel, |
9168 | .set_msglevel = bnx2x_set_msglevel, | |
9169 | .nway_reset = bnx2x_nway_reset, | |
9170 | .get_link = ethtool_op_get_link, | |
9171 | .get_eeprom_len = bnx2x_get_eeprom_len, | |
9172 | .get_eeprom = bnx2x_get_eeprom, | |
9173 | .set_eeprom = bnx2x_set_eeprom, | |
9174 | .get_coalesce = bnx2x_get_coalesce, | |
9175 | .set_coalesce = bnx2x_set_coalesce, | |
9176 | .get_ringparam = bnx2x_get_ringparam, | |
9177 | .set_ringparam = bnx2x_set_ringparam, | |
9178 | .get_pauseparam = bnx2x_get_pauseparam, | |
9179 | .set_pauseparam = bnx2x_set_pauseparam, | |
9180 | .get_rx_csum = bnx2x_get_rx_csum, | |
9181 | .set_rx_csum = bnx2x_set_rx_csum, | |
9182 | .get_tx_csum = ethtool_op_get_tx_csum, | |
755735eb | 9183 | .set_tx_csum = ethtool_op_set_tx_hw_csum, |
7a9b2557 VZ |
9184 | .set_flags = bnx2x_set_flags, |
9185 | .get_flags = ethtool_op_get_flags, | |
9186 | .get_sg = ethtool_op_get_sg, | |
9187 | .set_sg = ethtool_op_set_sg, | |
a2fbb9ea ET |
9188 | .get_tso = ethtool_op_get_tso, |
9189 | .set_tso = bnx2x_set_tso, | |
9190 | .self_test_count = bnx2x_self_test_count, | |
7a9b2557 VZ |
9191 | .self_test = bnx2x_self_test, |
9192 | .get_strings = bnx2x_get_strings, | |
a2fbb9ea ET |
9193 | .phys_id = bnx2x_phys_id, |
9194 | .get_stats_count = bnx2x_get_stats_count, | |
bb2a0f7a | 9195 | .get_ethtool_stats = bnx2x_get_ethtool_stats, |
a2fbb9ea ET |
9196 | }; |
9197 | ||
9198 | /* end of ethtool_ops */ | |
9199 | ||
9200 | /**************************************************************************** | |
9201 | * General service functions | |
9202 | ****************************************************************************/ | |
9203 | ||
9204 | static int bnx2x_set_power_state(struct bnx2x *bp, pci_power_t state) | |
9205 | { | |
9206 | u16 pmcsr; | |
9207 | ||
9208 | pci_read_config_word(bp->pdev, bp->pm_cap + PCI_PM_CTRL, &pmcsr); | |
9209 | ||
9210 | switch (state) { | |
9211 | case PCI_D0: | |
34f80b04 | 9212 | pci_write_config_word(bp->pdev, bp->pm_cap + PCI_PM_CTRL, |
a2fbb9ea ET |
9213 | ((pmcsr & ~PCI_PM_CTRL_STATE_MASK) | |
9214 | PCI_PM_CTRL_PME_STATUS)); | |
9215 | ||
9216 | if (pmcsr & PCI_PM_CTRL_STATE_MASK) | |
33471629 | 9217 | /* delay required during transition out of D3hot */ |
a2fbb9ea | 9218 | msleep(20); |
34f80b04 | 9219 | break; |
a2fbb9ea | 9220 | |
34f80b04 EG |
9221 | case PCI_D3hot: |
9222 | pmcsr &= ~PCI_PM_CTRL_STATE_MASK; | |
9223 | pmcsr |= 3; | |
a2fbb9ea | 9224 | |
34f80b04 EG |
9225 | if (bp->wol) |
9226 | pmcsr |= PCI_PM_CTRL_PME_ENABLE; | |
a2fbb9ea | 9227 | |
34f80b04 EG |
9228 | pci_write_config_word(bp->pdev, bp->pm_cap + PCI_PM_CTRL, |
9229 | pmcsr); | |
a2fbb9ea | 9230 | |
34f80b04 EG |
9231 | /* No more memory access after this point until |
9232 | * device is brought back to D0. | |
9233 | */ | |
9234 | break; | |
9235 | ||
9236 | default: | |
9237 | return -EINVAL; | |
9238 | } | |
9239 | return 0; | |
a2fbb9ea ET |
9240 | } |
9241 | ||
34f80b04 EG |
9242 | /* |
9243 | * net_device service functions | |
9244 | */ | |
9245 | ||
a2fbb9ea ET |
9246 | static int bnx2x_poll(struct napi_struct *napi, int budget) |
9247 | { | |
9248 | struct bnx2x_fastpath *fp = container_of(napi, struct bnx2x_fastpath, | |
9249 | napi); | |
9250 | struct bnx2x *bp = fp->bp; | |
9251 | int work_done = 0; | |
2772f903 | 9252 | u16 rx_cons_sb; |
a2fbb9ea ET |
9253 | |
9254 | #ifdef BNX2X_STOP_ON_ERROR | |
9255 | if (unlikely(bp->panic)) | |
34f80b04 | 9256 | goto poll_panic; |
a2fbb9ea ET |
9257 | #endif |
9258 | ||
9259 | prefetch(fp->tx_buf_ring[TX_BD(fp->tx_pkt_cons)].skb); | |
9260 | prefetch(fp->rx_buf_ring[RX_BD(fp->rx_bd_cons)].skb); | |
9261 | prefetch((char *)(fp->rx_buf_ring[RX_BD(fp->rx_bd_cons)].skb) + 256); | |
9262 | ||
9263 | bnx2x_update_fpsb_idx(fp); | |
9264 | ||
da5a662a | 9265 | if (BNX2X_HAS_TX_WORK(fp)) |
a2fbb9ea ET |
9266 | bnx2x_tx_int(fp, budget); |
9267 | ||
2772f903 EG |
9268 | rx_cons_sb = le16_to_cpu(*fp->rx_cons_sb); |
9269 | if ((rx_cons_sb & MAX_RCQ_DESC_CNT) == MAX_RCQ_DESC_CNT) | |
9270 | rx_cons_sb++; | |
da5a662a | 9271 | if (BNX2X_HAS_RX_WORK(fp)) |
a2fbb9ea ET |
9272 | work_done = bnx2x_rx_int(fp, budget); |
9273 | ||
da5a662a | 9274 | rmb(); /* BNX2X_HAS_WORK() reads the status block */ |
2772f903 EG |
9275 | rx_cons_sb = le16_to_cpu(*fp->rx_cons_sb); |
9276 | if ((rx_cons_sb & MAX_RCQ_DESC_CNT) == MAX_RCQ_DESC_CNT) | |
9277 | rx_cons_sb++; | |
a2fbb9ea ET |
9278 | |
9279 | /* must not complete if we consumed full budget */ | |
da5a662a | 9280 | if ((work_done < budget) && !BNX2X_HAS_WORK(fp)) { |
a2fbb9ea ET |
9281 | |
9282 | #ifdef BNX2X_STOP_ON_ERROR | |
34f80b04 | 9283 | poll_panic: |
a2fbb9ea ET |
9284 | #endif |
9285 | netif_rx_complete(bp->dev, napi); | |
9286 | ||
34f80b04 | 9287 | bnx2x_ack_sb(bp, FP_SB_ID(fp), USTORM_ID, |
a2fbb9ea | 9288 | le16_to_cpu(fp->fp_u_idx), IGU_INT_NOP, 1); |
34f80b04 | 9289 | bnx2x_ack_sb(bp, FP_SB_ID(fp), CSTORM_ID, |
a2fbb9ea ET |
9290 | le16_to_cpu(fp->fp_c_idx), IGU_INT_ENABLE, 1); |
9291 | } | |
a2fbb9ea ET |
9292 | return work_done; |
9293 | } | |
9294 | ||
755735eb EG |
9295 | |
9296 | /* we split the first BD into headers and data BDs | |
33471629 | 9297 | * to ease the pain of our fellow microcode engineers |
755735eb EG |
9298 | * we use one mapping for both BDs |
9299 | * So far this has only been observed to happen | |
9300 | * in Other Operating Systems(TM) | |
9301 | */ | |
9302 | static noinline u16 bnx2x_tx_split(struct bnx2x *bp, | |
9303 | struct bnx2x_fastpath *fp, | |
9304 | struct eth_tx_bd **tx_bd, u16 hlen, | |
9305 | u16 bd_prod, int nbd) | |
9306 | { | |
9307 | struct eth_tx_bd *h_tx_bd = *tx_bd; | |
9308 | struct eth_tx_bd *d_tx_bd; | |
9309 | dma_addr_t mapping; | |
9310 | int old_len = le16_to_cpu(h_tx_bd->nbytes); | |
9311 | ||
9312 | /* first fix first BD */ | |
9313 | h_tx_bd->nbd = cpu_to_le16(nbd); | |
9314 | h_tx_bd->nbytes = cpu_to_le16(hlen); | |
9315 | ||
9316 | DP(NETIF_MSG_TX_QUEUED, "TSO split header size is %d " | |
9317 | "(%x:%x) nbd %d\n", h_tx_bd->nbytes, h_tx_bd->addr_hi, | |
9318 | h_tx_bd->addr_lo, h_tx_bd->nbd); | |
9319 | ||
9320 | /* now get a new data BD | |
9321 | * (after the pbd) and fill it */ | |
9322 | bd_prod = TX_BD(NEXT_TX_IDX(bd_prod)); | |
9323 | d_tx_bd = &fp->tx_desc_ring[bd_prod]; | |
9324 | ||
9325 | mapping = HILO_U64(le32_to_cpu(h_tx_bd->addr_hi), | |
9326 | le32_to_cpu(h_tx_bd->addr_lo)) + hlen; | |
9327 | ||
9328 | d_tx_bd->addr_hi = cpu_to_le32(U64_HI(mapping)); | |
9329 | d_tx_bd->addr_lo = cpu_to_le32(U64_LO(mapping)); | |
9330 | d_tx_bd->nbytes = cpu_to_le16(old_len - hlen); | |
9331 | d_tx_bd->vlan = 0; | |
9332 | /* this marks the BD as one that has no individual mapping | |
9333 | * the FW ignores this flag in a BD not marked start | |
9334 | */ | |
9335 | d_tx_bd->bd_flags.as_bitfield = ETH_TX_BD_FLAGS_SW_LSO; | |
9336 | DP(NETIF_MSG_TX_QUEUED, | |
9337 | "TSO split data size is %d (%x:%x)\n", | |
9338 | d_tx_bd->nbytes, d_tx_bd->addr_hi, d_tx_bd->addr_lo); | |
9339 | ||
9340 | /* update tx_bd for marking the last BD flag */ | |
9341 | *tx_bd = d_tx_bd; | |
9342 | ||
9343 | return bd_prod; | |
9344 | } | |
9345 | ||
9346 | static inline u16 bnx2x_csum_fix(unsigned char *t_header, u16 csum, s8 fix) | |
9347 | { | |
9348 | if (fix > 0) | |
9349 | csum = (u16) ~csum_fold(csum_sub(csum, | |
9350 | csum_partial(t_header - fix, fix, 0))); | |
9351 | ||
9352 | else if (fix < 0) | |
9353 | csum = (u16) ~csum_fold(csum_add(csum, | |
9354 | csum_partial(t_header, -fix, 0))); | |
9355 | ||
9356 | return swab16(csum); | |
9357 | } | |
9358 | ||
9359 | static inline u32 bnx2x_xmit_type(struct bnx2x *bp, struct sk_buff *skb) | |
9360 | { | |
9361 | u32 rc; | |
9362 | ||
9363 | if (skb->ip_summed != CHECKSUM_PARTIAL) | |
9364 | rc = XMIT_PLAIN; | |
9365 | ||
9366 | else { | |
9367 | if (skb->protocol == ntohs(ETH_P_IPV6)) { | |
9368 | rc = XMIT_CSUM_V6; | |
9369 | if (ipv6_hdr(skb)->nexthdr == IPPROTO_TCP) | |
9370 | rc |= XMIT_CSUM_TCP; | |
9371 | ||
9372 | } else { | |
9373 | rc = XMIT_CSUM_V4; | |
9374 | if (ip_hdr(skb)->protocol == IPPROTO_TCP) | |
9375 | rc |= XMIT_CSUM_TCP; | |
9376 | } | |
9377 | } | |
9378 | ||
9379 | if (skb_shinfo(skb)->gso_type & SKB_GSO_TCPV4) | |
9380 | rc |= XMIT_GSO_V4; | |
9381 | ||
9382 | else if (skb_shinfo(skb)->gso_type & SKB_GSO_TCPV6) | |
9383 | rc |= XMIT_GSO_V6; | |
9384 | ||
9385 | return rc; | |
9386 | } | |
9387 | ||
9388 | /* check if packet requires linearization (packet is too fragmented) */ | |
9389 | static int bnx2x_pkt_req_lin(struct bnx2x *bp, struct sk_buff *skb, | |
9390 | u32 xmit_type) | |
9391 | { | |
9392 | int to_copy = 0; | |
9393 | int hlen = 0; | |
9394 | int first_bd_sz = 0; | |
9395 | ||
9396 | /* 3 = 1 (for linear data BD) + 2 (for PBD and last BD) */ | |
9397 | if (skb_shinfo(skb)->nr_frags >= (MAX_FETCH_BD - 3)) { | |
9398 | ||
9399 | if (xmit_type & XMIT_GSO) { | |
9400 | unsigned short lso_mss = skb_shinfo(skb)->gso_size; | |
9401 | /* Check if LSO packet needs to be copied: | |
9402 | 3 = 1 (for headers BD) + 2 (for PBD and last BD) */ | |
9403 | int wnd_size = MAX_FETCH_BD - 3; | |
33471629 | 9404 | /* Number of windows to check */ |
755735eb EG |
9405 | int num_wnds = skb_shinfo(skb)->nr_frags - wnd_size; |
9406 | int wnd_idx = 0; | |
9407 | int frag_idx = 0; | |
9408 | u32 wnd_sum = 0; | |
9409 | ||
9410 | /* Headers length */ | |
9411 | hlen = (int)(skb_transport_header(skb) - skb->data) + | |
9412 | tcp_hdrlen(skb); | |
9413 | ||
9414 | /* Amount of data (w/o headers) on linear part of SKB*/ | |
9415 | first_bd_sz = skb_headlen(skb) - hlen; | |
9416 | ||
9417 | wnd_sum = first_bd_sz; | |
9418 | ||
9419 | /* Calculate the first sum - it's special */ | |
9420 | for (frag_idx = 0; frag_idx < wnd_size - 1; frag_idx++) | |
9421 | wnd_sum += | |
9422 | skb_shinfo(skb)->frags[frag_idx].size; | |
9423 | ||
9424 | /* If there was data on linear skb data - check it */ | |
9425 | if (first_bd_sz > 0) { | |
9426 | if (unlikely(wnd_sum < lso_mss)) { | |
9427 | to_copy = 1; | |
9428 | goto exit_lbl; | |
9429 | } | |
9430 | ||
9431 | wnd_sum -= first_bd_sz; | |
9432 | } | |
9433 | ||
9434 | /* Others are easier: run through the frag list and | |
9435 | check all windows */ | |
9436 | for (wnd_idx = 0; wnd_idx <= num_wnds; wnd_idx++) { | |
9437 | wnd_sum += | |
9438 | skb_shinfo(skb)->frags[wnd_idx + wnd_size - 1].size; | |
9439 | ||
9440 | if (unlikely(wnd_sum < lso_mss)) { | |
9441 | to_copy = 1; | |
9442 | break; | |
9443 | } | |
9444 | wnd_sum -= | |
9445 | skb_shinfo(skb)->frags[wnd_idx].size; | |
9446 | } | |
9447 | ||
9448 | } else { | |
9449 | /* in non-LSO too fragmented packet should always | |
9450 | be linearized */ | |
9451 | to_copy = 1; | |
9452 | } | |
9453 | } | |
9454 | ||
9455 | exit_lbl: | |
9456 | if (unlikely(to_copy)) | |
9457 | DP(NETIF_MSG_TX_QUEUED, | |
9458 | "Linearization IS REQUIRED for %s packet. " | |
9459 | "num_frags %d hlen %d first_bd_sz %d\n", | |
9460 | (xmit_type & XMIT_GSO) ? "LSO" : "non-LSO", | |
9461 | skb_shinfo(skb)->nr_frags, hlen, first_bd_sz); | |
9462 | ||
9463 | return to_copy; | |
9464 | } | |
9465 | ||
9466 | /* called with netif_tx_lock | |
a2fbb9ea | 9467 | * bnx2x_tx_int() runs without netif_tx_lock unless it needs to call |
755735eb | 9468 | * netif_wake_queue() |
a2fbb9ea ET |
9469 | */ |
9470 | static int bnx2x_start_xmit(struct sk_buff *skb, struct net_device *dev) | |
9471 | { | |
9472 | struct bnx2x *bp = netdev_priv(dev); | |
9473 | struct bnx2x_fastpath *fp; | |
9474 | struct sw_tx_bd *tx_buf; | |
9475 | struct eth_tx_bd *tx_bd; | |
9476 | struct eth_tx_parse_bd *pbd = NULL; | |
9477 | u16 pkt_prod, bd_prod; | |
755735eb | 9478 | int nbd, fp_index; |
a2fbb9ea | 9479 | dma_addr_t mapping; |
755735eb EG |
9480 | u32 xmit_type = bnx2x_xmit_type(bp, skb); |
9481 | int vlan_off = (bp->e1hov ? 4 : 0); | |
9482 | int i; | |
9483 | u8 hlen = 0; | |
a2fbb9ea ET |
9484 | |
9485 | #ifdef BNX2X_STOP_ON_ERROR | |
9486 | if (unlikely(bp->panic)) | |
9487 | return NETDEV_TX_BUSY; | |
9488 | #endif | |
9489 | ||
755735eb | 9490 | fp_index = (smp_processor_id() % bp->num_queues); |
a2fbb9ea | 9491 | fp = &bp->fp[fp_index]; |
755735eb | 9492 | |
231fd58a | 9493 | if (unlikely(bnx2x_tx_avail(fp) < (skb_shinfo(skb)->nr_frags + 3))) { |
bb2a0f7a | 9494 | bp->eth_stats.driver_xoff++, |
a2fbb9ea ET |
9495 | netif_stop_queue(dev); |
9496 | BNX2X_ERR("BUG! Tx ring full when queue awake!\n"); | |
9497 | return NETDEV_TX_BUSY; | |
9498 | } | |
9499 | ||
755735eb EG |
9500 | DP(NETIF_MSG_TX_QUEUED, "SKB: summed %x protocol %x protocol(%x,%x)" |
9501 | " gso type %x xmit_type %x\n", | |
9502 | skb->ip_summed, skb->protocol, ipv6_hdr(skb)->nexthdr, | |
9503 | ip_hdr(skb)->protocol, skb_shinfo(skb)->gso_type, xmit_type); | |
9504 | ||
33471629 | 9505 | /* First, check if we need to linearize the skb |
755735eb EG |
9506 | (due to FW restrictions) */ |
9507 | if (bnx2x_pkt_req_lin(bp, skb, xmit_type)) { | |
9508 | /* Statistics of linearization */ | |
9509 | bp->lin_cnt++; | |
9510 | if (skb_linearize(skb) != 0) { | |
9511 | DP(NETIF_MSG_TX_QUEUED, "SKB linearization failed - " | |
9512 | "silently dropping this SKB\n"); | |
9513 | dev_kfree_skb_any(skb); | |
da5a662a | 9514 | return NETDEV_TX_OK; |
755735eb EG |
9515 | } |
9516 | } | |
9517 | ||
a2fbb9ea | 9518 | /* |
755735eb | 9519 | Please read carefully. First we use one BD which we mark as start, |
a2fbb9ea | 9520 | then for TSO or xsum we have a parsing info BD, |
755735eb | 9521 | and only then we have the rest of the TSO BDs. |
a2fbb9ea ET |
9522 | (don't forget to mark the last one as last, |
9523 | and to unmap only AFTER you write to the BD ...) | |
755735eb | 9524 | And above all, all pdb sizes are in words - NOT DWORDS! |
a2fbb9ea ET |
9525 | */ |
9526 | ||
9527 | pkt_prod = fp->tx_pkt_prod++; | |
755735eb | 9528 | bd_prod = TX_BD(fp->tx_bd_prod); |
a2fbb9ea | 9529 | |
755735eb | 9530 | /* get a tx_buf and first BD */ |
a2fbb9ea ET |
9531 | tx_buf = &fp->tx_buf_ring[TX_BD(pkt_prod)]; |
9532 | tx_bd = &fp->tx_desc_ring[bd_prod]; | |
9533 | ||
9534 | tx_bd->bd_flags.as_bitfield = ETH_TX_BD_FLAGS_START_BD; | |
9535 | tx_bd->general_data = (UNICAST_ADDRESS << | |
9536 | ETH_TX_BD_ETH_ADDR_TYPE_SHIFT); | |
3196a88a EG |
9537 | /* header nbd */ |
9538 | tx_bd->general_data |= (1 << ETH_TX_BD_HDR_NBDS_SHIFT); | |
a2fbb9ea | 9539 | |
755735eb EG |
9540 | /* remember the first BD of the packet */ |
9541 | tx_buf->first_bd = fp->tx_bd_prod; | |
9542 | tx_buf->skb = skb; | |
a2fbb9ea ET |
9543 | |
9544 | DP(NETIF_MSG_TX_QUEUED, | |
9545 | "sending pkt %u @%p next_idx %u bd %u @%p\n", | |
9546 | pkt_prod, tx_buf, fp->tx_pkt_prod, bd_prod, tx_bd); | |
9547 | ||
755735eb EG |
9548 | if ((bp->vlgrp != NULL) && vlan_tx_tag_present(skb)) { |
9549 | tx_bd->vlan = cpu_to_le16(vlan_tx_tag_get(skb)); | |
9550 | tx_bd->bd_flags.as_bitfield |= ETH_TX_BD_FLAGS_VLAN_TAG; | |
9551 | vlan_off += 4; | |
9552 | } else | |
9553 | tx_bd->vlan = cpu_to_le16(pkt_prod); | |
a2fbb9ea | 9554 | |
755735eb | 9555 | if (xmit_type) { |
755735eb | 9556 | /* turn on parsing and get a BD */ |
a2fbb9ea ET |
9557 | bd_prod = TX_BD(NEXT_TX_IDX(bd_prod)); |
9558 | pbd = (void *)&fp->tx_desc_ring[bd_prod]; | |
755735eb EG |
9559 | |
9560 | memset(pbd, 0, sizeof(struct eth_tx_parse_bd)); | |
9561 | } | |
9562 | ||
9563 | if (xmit_type & XMIT_CSUM) { | |
9564 | hlen = (skb_network_header(skb) - skb->data + vlan_off) / 2; | |
a2fbb9ea ET |
9565 | |
9566 | /* for now NS flag is not used in Linux */ | |
755735eb | 9567 | pbd->global_data = (hlen | |
96fc1784 | 9568 | ((skb->protocol == ntohs(ETH_P_8021Q)) << |
a2fbb9ea | 9569 | ETH_TX_PARSE_BD_LLC_SNAP_EN_SHIFT)); |
a2fbb9ea | 9570 | |
755735eb EG |
9571 | pbd->ip_hlen = (skb_transport_header(skb) - |
9572 | skb_network_header(skb)) / 2; | |
9573 | ||
9574 | hlen += pbd->ip_hlen + tcp_hdrlen(skb) / 2; | |
a2fbb9ea | 9575 | |
755735eb EG |
9576 | pbd->total_hlen = cpu_to_le16(hlen); |
9577 | hlen = hlen*2 - vlan_off; | |
a2fbb9ea | 9578 | |
755735eb EG |
9579 | tx_bd->bd_flags.as_bitfield |= ETH_TX_BD_FLAGS_TCP_CSUM; |
9580 | ||
9581 | if (xmit_type & XMIT_CSUM_V4) | |
a2fbb9ea | 9582 | tx_bd->bd_flags.as_bitfield |= |
755735eb EG |
9583 | ETH_TX_BD_FLAGS_IP_CSUM; |
9584 | else | |
9585 | tx_bd->bd_flags.as_bitfield |= ETH_TX_BD_FLAGS_IPV6; | |
9586 | ||
9587 | if (xmit_type & XMIT_CSUM_TCP) { | |
9588 | pbd->tcp_pseudo_csum = swab16(tcp_hdr(skb)->check); | |
9589 | ||
9590 | } else { | |
9591 | s8 fix = SKB_CS_OFF(skb); /* signed! */ | |
9592 | ||
a2fbb9ea | 9593 | pbd->global_data |= ETH_TX_PARSE_BD_CS_ANY_FLG; |
755735eb | 9594 | pbd->cs_offset = fix / 2; |
a2fbb9ea | 9595 | |
755735eb EG |
9596 | DP(NETIF_MSG_TX_QUEUED, |
9597 | "hlen %d offset %d fix %d csum before fix %x\n", | |
9598 | le16_to_cpu(pbd->total_hlen), pbd->cs_offset, fix, | |
9599 | SKB_CS(skb)); | |
9600 | ||
9601 | /* HW bug: fixup the CSUM */ | |
9602 | pbd->tcp_pseudo_csum = | |
9603 | bnx2x_csum_fix(skb_transport_header(skb), | |
9604 | SKB_CS(skb), fix); | |
9605 | ||
9606 | DP(NETIF_MSG_TX_QUEUED, "csum after fix %x\n", | |
9607 | pbd->tcp_pseudo_csum); | |
9608 | } | |
a2fbb9ea ET |
9609 | } |
9610 | ||
9611 | mapping = pci_map_single(bp->pdev, skb->data, | |
755735eb | 9612 | skb_headlen(skb), PCI_DMA_TODEVICE); |
a2fbb9ea ET |
9613 | |
9614 | tx_bd->addr_hi = cpu_to_le32(U64_HI(mapping)); | |
9615 | tx_bd->addr_lo = cpu_to_le32(U64_LO(mapping)); | |
6378c025 | 9616 | nbd = skb_shinfo(skb)->nr_frags + ((pbd == NULL) ? 1 : 2); |
a2fbb9ea ET |
9617 | tx_bd->nbd = cpu_to_le16(nbd); |
9618 | tx_bd->nbytes = cpu_to_le16(skb_headlen(skb)); | |
9619 | ||
9620 | DP(NETIF_MSG_TX_QUEUED, "first bd @%p addr (%x:%x) nbd %d" | |
755735eb EG |
9621 | " nbytes %d flags %x vlan %x\n", |
9622 | tx_bd, tx_bd->addr_hi, tx_bd->addr_lo, le16_to_cpu(tx_bd->nbd), | |
9623 | le16_to_cpu(tx_bd->nbytes), tx_bd->bd_flags.as_bitfield, | |
9624 | le16_to_cpu(tx_bd->vlan)); | |
a2fbb9ea | 9625 | |
755735eb | 9626 | if (xmit_type & XMIT_GSO) { |
a2fbb9ea ET |
9627 | |
9628 | DP(NETIF_MSG_TX_QUEUED, | |
9629 | "TSO packet len %d hlen %d total len %d tso size %d\n", | |
9630 | skb->len, hlen, skb_headlen(skb), | |
9631 | skb_shinfo(skb)->gso_size); | |
9632 | ||
9633 | tx_bd->bd_flags.as_bitfield |= ETH_TX_BD_FLAGS_SW_LSO; | |
9634 | ||
755735eb EG |
9635 | if (unlikely(skb_headlen(skb) > hlen)) |
9636 | bd_prod = bnx2x_tx_split(bp, fp, &tx_bd, hlen, | |
9637 | bd_prod, ++nbd); | |
a2fbb9ea ET |
9638 | |
9639 | pbd->lso_mss = cpu_to_le16(skb_shinfo(skb)->gso_size); | |
9640 | pbd->tcp_send_seq = swab32(tcp_hdr(skb)->seq); | |
755735eb EG |
9641 | pbd->tcp_flags = pbd_tcp_flags(skb); |
9642 | ||
9643 | if (xmit_type & XMIT_GSO_V4) { | |
9644 | pbd->ip_id = swab16(ip_hdr(skb)->id); | |
9645 | pbd->tcp_pseudo_csum = | |
a2fbb9ea ET |
9646 | swab16(~csum_tcpudp_magic(ip_hdr(skb)->saddr, |
9647 | ip_hdr(skb)->daddr, | |
9648 | 0, IPPROTO_TCP, 0)); | |
755735eb EG |
9649 | |
9650 | } else | |
9651 | pbd->tcp_pseudo_csum = | |
9652 | swab16(~csum_ipv6_magic(&ipv6_hdr(skb)->saddr, | |
9653 | &ipv6_hdr(skb)->daddr, | |
9654 | 0, IPPROTO_TCP, 0)); | |
9655 | ||
a2fbb9ea ET |
9656 | pbd->global_data |= ETH_TX_PARSE_BD_PSEUDO_CS_WITHOUT_LEN; |
9657 | } | |
9658 | ||
755735eb EG |
9659 | for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) { |
9660 | skb_frag_t *frag = &skb_shinfo(skb)->frags[i]; | |
a2fbb9ea | 9661 | |
755735eb EG |
9662 | bd_prod = TX_BD(NEXT_TX_IDX(bd_prod)); |
9663 | tx_bd = &fp->tx_desc_ring[bd_prod]; | |
a2fbb9ea | 9664 | |
755735eb EG |
9665 | mapping = pci_map_page(bp->pdev, frag->page, frag->page_offset, |
9666 | frag->size, PCI_DMA_TODEVICE); | |
a2fbb9ea | 9667 | |
755735eb EG |
9668 | tx_bd->addr_hi = cpu_to_le32(U64_HI(mapping)); |
9669 | tx_bd->addr_lo = cpu_to_le32(U64_LO(mapping)); | |
9670 | tx_bd->nbytes = cpu_to_le16(frag->size); | |
9671 | tx_bd->vlan = cpu_to_le16(pkt_prod); | |
9672 | tx_bd->bd_flags.as_bitfield = 0; | |
a2fbb9ea | 9673 | |
755735eb EG |
9674 | DP(NETIF_MSG_TX_QUEUED, |
9675 | "frag %d bd @%p addr (%x:%x) nbytes %d flags %x\n", | |
9676 | i, tx_bd, tx_bd->addr_hi, tx_bd->addr_lo, | |
9677 | le16_to_cpu(tx_bd->nbytes), tx_bd->bd_flags.as_bitfield); | |
a2fbb9ea ET |
9678 | } |
9679 | ||
755735eb | 9680 | /* now at last mark the BD as the last BD */ |
a2fbb9ea ET |
9681 | tx_bd->bd_flags.as_bitfield |= ETH_TX_BD_FLAGS_END_BD; |
9682 | ||
9683 | DP(NETIF_MSG_TX_QUEUED, "last bd @%p flags %x\n", | |
9684 | tx_bd, tx_bd->bd_flags.as_bitfield); | |
9685 | ||
a2fbb9ea ET |
9686 | bd_prod = TX_BD(NEXT_TX_IDX(bd_prod)); |
9687 | ||
755735eb | 9688 | /* now send a tx doorbell, counting the next BD |
a2fbb9ea ET |
9689 | * if the packet contains or ends with it |
9690 | */ | |
9691 | if (TX_BD_POFF(bd_prod) < nbd) | |
9692 | nbd++; | |
9693 | ||
9694 | if (pbd) | |
9695 | DP(NETIF_MSG_TX_QUEUED, | |
9696 | "PBD @%p ip_data %x ip_hlen %u ip_id %u lso_mss %u" | |
9697 | " tcp_flags %x xsum %x seq %u hlen %u\n", | |
9698 | pbd, pbd->global_data, pbd->ip_hlen, pbd->ip_id, | |
9699 | pbd->lso_mss, pbd->tcp_flags, pbd->tcp_pseudo_csum, | |
755735eb | 9700 | pbd->tcp_send_seq, le16_to_cpu(pbd->total_hlen)); |
a2fbb9ea | 9701 | |
755735eb | 9702 | DP(NETIF_MSG_TX_QUEUED, "doorbell: nbd %d bd %u\n", nbd, bd_prod); |
a2fbb9ea | 9703 | |
96fc1784 ET |
9704 | fp->hw_tx_prods->bds_prod = |
9705 | cpu_to_le16(le16_to_cpu(fp->hw_tx_prods->bds_prod) + nbd); | |
a2fbb9ea | 9706 | mb(); /* FW restriction: must not reorder writing nbd and packets */ |
96fc1784 ET |
9707 | fp->hw_tx_prods->packets_prod = |
9708 | cpu_to_le32(le32_to_cpu(fp->hw_tx_prods->packets_prod) + 1); | |
755735eb | 9709 | DOORBELL(bp, FP_IDX(fp), 0); |
a2fbb9ea ET |
9710 | |
9711 | mmiowb(); | |
9712 | ||
755735eb | 9713 | fp->tx_bd_prod += nbd; |
a2fbb9ea ET |
9714 | dev->trans_start = jiffies; |
9715 | ||
9716 | if (unlikely(bnx2x_tx_avail(fp) < MAX_SKB_FRAGS + 3)) { | |
9717 | netif_stop_queue(dev); | |
bb2a0f7a | 9718 | bp->eth_stats.driver_xoff++; |
a2fbb9ea ET |
9719 | if (bnx2x_tx_avail(fp) >= MAX_SKB_FRAGS + 3) |
9720 | netif_wake_queue(dev); | |
9721 | } | |
9722 | fp->tx_pkt++; | |
9723 | ||
9724 | return NETDEV_TX_OK; | |
9725 | } | |
9726 | ||
bb2a0f7a | 9727 | /* called with rtnl_lock */ |
a2fbb9ea ET |
9728 | static int bnx2x_open(struct net_device *dev) |
9729 | { | |
9730 | struct bnx2x *bp = netdev_priv(dev); | |
9731 | ||
9732 | bnx2x_set_power_state(bp, PCI_D0); | |
9733 | ||
bb2a0f7a | 9734 | return bnx2x_nic_load(bp, LOAD_OPEN); |
a2fbb9ea ET |
9735 | } |
9736 | ||
bb2a0f7a | 9737 | /* called with rtnl_lock */ |
a2fbb9ea ET |
9738 | static int bnx2x_close(struct net_device *dev) |
9739 | { | |
a2fbb9ea ET |
9740 | struct bnx2x *bp = netdev_priv(dev); |
9741 | ||
9742 | /* Unload the driver, release IRQs */ | |
bb2a0f7a YG |
9743 | bnx2x_nic_unload(bp, UNLOAD_CLOSE); |
9744 | if (atomic_read(&bp->pdev->enable_cnt) == 1) | |
9745 | if (!CHIP_REV_IS_SLOW(bp)) | |
9746 | bnx2x_set_power_state(bp, PCI_D3hot); | |
a2fbb9ea ET |
9747 | |
9748 | return 0; | |
9749 | } | |
9750 | ||
34f80b04 EG |
9751 | /* called with netif_tx_lock from set_multicast */ |
9752 | static void bnx2x_set_rx_mode(struct net_device *dev) | |
9753 | { | |
9754 | struct bnx2x *bp = netdev_priv(dev); | |
9755 | u32 rx_mode = BNX2X_RX_MODE_NORMAL; | |
9756 | int port = BP_PORT(bp); | |
9757 | ||
9758 | if (bp->state != BNX2X_STATE_OPEN) { | |
9759 | DP(NETIF_MSG_IFUP, "state is %x, returning\n", bp->state); | |
9760 | return; | |
9761 | } | |
9762 | ||
9763 | DP(NETIF_MSG_IFUP, "dev->flags = %x\n", dev->flags); | |
9764 | ||
9765 | if (dev->flags & IFF_PROMISC) | |
9766 | rx_mode = BNX2X_RX_MODE_PROMISC; | |
9767 | ||
9768 | else if ((dev->flags & IFF_ALLMULTI) || | |
9769 | ((dev->mc_count > BNX2X_MAX_MULTICAST) && CHIP_IS_E1(bp))) | |
9770 | rx_mode = BNX2X_RX_MODE_ALLMULTI; | |
9771 | ||
9772 | else { /* some multicasts */ | |
9773 | if (CHIP_IS_E1(bp)) { | |
9774 | int i, old, offset; | |
9775 | struct dev_mc_list *mclist; | |
9776 | struct mac_configuration_cmd *config = | |
9777 | bnx2x_sp(bp, mcast_config); | |
9778 | ||
9779 | for (i = 0, mclist = dev->mc_list; | |
9780 | mclist && (i < dev->mc_count); | |
9781 | i++, mclist = mclist->next) { | |
9782 | ||
9783 | config->config_table[i]. | |
9784 | cam_entry.msb_mac_addr = | |
9785 | swab16(*(u16 *)&mclist->dmi_addr[0]); | |
9786 | config->config_table[i]. | |
9787 | cam_entry.middle_mac_addr = | |
9788 | swab16(*(u16 *)&mclist->dmi_addr[2]); | |
9789 | config->config_table[i]. | |
9790 | cam_entry.lsb_mac_addr = | |
9791 | swab16(*(u16 *)&mclist->dmi_addr[4]); | |
9792 | config->config_table[i].cam_entry.flags = | |
9793 | cpu_to_le16(port); | |
9794 | config->config_table[i]. | |
9795 | target_table_entry.flags = 0; | |
9796 | config->config_table[i]. | |
9797 | target_table_entry.client_id = 0; | |
9798 | config->config_table[i]. | |
9799 | target_table_entry.vlan_id = 0; | |
9800 | ||
9801 | DP(NETIF_MSG_IFUP, | |
9802 | "setting MCAST[%d] (%04x:%04x:%04x)\n", i, | |
9803 | config->config_table[i]. | |
9804 | cam_entry.msb_mac_addr, | |
9805 | config->config_table[i]. | |
9806 | cam_entry.middle_mac_addr, | |
9807 | config->config_table[i]. | |
9808 | cam_entry.lsb_mac_addr); | |
9809 | } | |
9810 | old = config->hdr.length_6b; | |
9811 | if (old > i) { | |
9812 | for (; i < old; i++) { | |
9813 | if (CAM_IS_INVALID(config-> | |
9814 | config_table[i])) { | |
9815 | i--; /* already invalidated */ | |
9816 | break; | |
9817 | } | |
9818 | /* invalidate */ | |
9819 | CAM_INVALIDATE(config-> | |
9820 | config_table[i]); | |
9821 | } | |
9822 | } | |
9823 | ||
9824 | if (CHIP_REV_IS_SLOW(bp)) | |
9825 | offset = BNX2X_MAX_EMUL_MULTI*(1 + port); | |
9826 | else | |
9827 | offset = BNX2X_MAX_MULTICAST*(1 + port); | |
9828 | ||
9829 | config->hdr.length_6b = i; | |
9830 | config->hdr.offset = offset; | |
9831 | config->hdr.client_id = BP_CL_ID(bp); | |
9832 | config->hdr.reserved1 = 0; | |
9833 | ||
9834 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_SET_MAC, 0, | |
9835 | U64_HI(bnx2x_sp_mapping(bp, mcast_config)), | |
9836 | U64_LO(bnx2x_sp_mapping(bp, mcast_config)), | |
9837 | 0); | |
9838 | } else { /* E1H */ | |
9839 | /* Accept one or more multicasts */ | |
9840 | struct dev_mc_list *mclist; | |
9841 | u32 mc_filter[MC_HASH_SIZE]; | |
9842 | u32 crc, bit, regidx; | |
9843 | int i; | |
9844 | ||
9845 | memset(mc_filter, 0, 4 * MC_HASH_SIZE); | |
9846 | ||
9847 | for (i = 0, mclist = dev->mc_list; | |
9848 | mclist && (i < dev->mc_count); | |
9849 | i++, mclist = mclist->next) { | |
9850 | ||
7c510e4b JB |
9851 | DP(NETIF_MSG_IFUP, "Adding mcast MAC: %pM\n", |
9852 | mclist->dmi_addr); | |
34f80b04 EG |
9853 | |
9854 | crc = crc32c_le(0, mclist->dmi_addr, ETH_ALEN); | |
9855 | bit = (crc >> 24) & 0xff; | |
9856 | regidx = bit >> 5; | |
9857 | bit &= 0x1f; | |
9858 | mc_filter[regidx] |= (1 << bit); | |
9859 | } | |
9860 | ||
9861 | for (i = 0; i < MC_HASH_SIZE; i++) | |
9862 | REG_WR(bp, MC_HASH_OFFSET(bp, i), | |
9863 | mc_filter[i]); | |
9864 | } | |
9865 | } | |
9866 | ||
9867 | bp->rx_mode = rx_mode; | |
9868 | bnx2x_set_storm_rx_mode(bp); | |
9869 | } | |
9870 | ||
9871 | /* called with rtnl_lock */ | |
a2fbb9ea ET |
9872 | static int bnx2x_change_mac_addr(struct net_device *dev, void *p) |
9873 | { | |
9874 | struct sockaddr *addr = p; | |
9875 | struct bnx2x *bp = netdev_priv(dev); | |
9876 | ||
34f80b04 | 9877 | if (!is_valid_ether_addr((u8 *)(addr->sa_data))) |
a2fbb9ea ET |
9878 | return -EINVAL; |
9879 | ||
9880 | memcpy(dev->dev_addr, addr->sa_data, dev->addr_len); | |
34f80b04 EG |
9881 | if (netif_running(dev)) { |
9882 | if (CHIP_IS_E1(bp)) | |
3101c2bc | 9883 | bnx2x_set_mac_addr_e1(bp, 1); |
34f80b04 | 9884 | else |
3101c2bc | 9885 | bnx2x_set_mac_addr_e1h(bp, 1); |
34f80b04 | 9886 | } |
a2fbb9ea ET |
9887 | |
9888 | return 0; | |
9889 | } | |
9890 | ||
c18487ee | 9891 | /* called with rtnl_lock */ |
a2fbb9ea ET |
9892 | static int bnx2x_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) |
9893 | { | |
9894 | struct mii_ioctl_data *data = if_mii(ifr); | |
9895 | struct bnx2x *bp = netdev_priv(dev); | |
3196a88a | 9896 | int port = BP_PORT(bp); |
a2fbb9ea ET |
9897 | int err; |
9898 | ||
9899 | switch (cmd) { | |
9900 | case SIOCGMIIPHY: | |
34f80b04 | 9901 | data->phy_id = bp->port.phy_addr; |
a2fbb9ea | 9902 | |
c14423fe | 9903 | /* fallthrough */ |
c18487ee | 9904 | |
a2fbb9ea | 9905 | case SIOCGMIIREG: { |
c18487ee | 9906 | u16 mii_regval; |
a2fbb9ea | 9907 | |
c18487ee YR |
9908 | if (!netif_running(dev)) |
9909 | return -EAGAIN; | |
a2fbb9ea | 9910 | |
34f80b04 | 9911 | mutex_lock(&bp->port.phy_mutex); |
3196a88a | 9912 | err = bnx2x_cl45_read(bp, port, 0, bp->port.phy_addr, |
c18487ee YR |
9913 | DEFAULT_PHY_DEV_ADDR, |
9914 | (data->reg_num & 0x1f), &mii_regval); | |
9915 | data->val_out = mii_regval; | |
34f80b04 | 9916 | mutex_unlock(&bp->port.phy_mutex); |
a2fbb9ea ET |
9917 | return err; |
9918 | } | |
9919 | ||
9920 | case SIOCSMIIREG: | |
9921 | if (!capable(CAP_NET_ADMIN)) | |
9922 | return -EPERM; | |
9923 | ||
c18487ee YR |
9924 | if (!netif_running(dev)) |
9925 | return -EAGAIN; | |
9926 | ||
34f80b04 | 9927 | mutex_lock(&bp->port.phy_mutex); |
3196a88a | 9928 | err = bnx2x_cl45_write(bp, port, 0, bp->port.phy_addr, |
c18487ee YR |
9929 | DEFAULT_PHY_DEV_ADDR, |
9930 | (data->reg_num & 0x1f), data->val_in); | |
34f80b04 | 9931 | mutex_unlock(&bp->port.phy_mutex); |
a2fbb9ea ET |
9932 | return err; |
9933 | ||
9934 | default: | |
9935 | /* do nothing */ | |
9936 | break; | |
9937 | } | |
9938 | ||
9939 | return -EOPNOTSUPP; | |
9940 | } | |
9941 | ||
34f80b04 | 9942 | /* called with rtnl_lock */ |
a2fbb9ea ET |
9943 | static int bnx2x_change_mtu(struct net_device *dev, int new_mtu) |
9944 | { | |
9945 | struct bnx2x *bp = netdev_priv(dev); | |
34f80b04 | 9946 | int rc = 0; |
a2fbb9ea ET |
9947 | |
9948 | if ((new_mtu > ETH_MAX_JUMBO_PACKET_SIZE) || | |
9949 | ((new_mtu + ETH_HLEN) < ETH_MIN_PACKET_SIZE)) | |
9950 | return -EINVAL; | |
9951 | ||
9952 | /* This does not race with packet allocation | |
c14423fe | 9953 | * because the actual alloc size is |
a2fbb9ea ET |
9954 | * only updated as part of load |
9955 | */ | |
9956 | dev->mtu = new_mtu; | |
9957 | ||
9958 | if (netif_running(dev)) { | |
34f80b04 EG |
9959 | bnx2x_nic_unload(bp, UNLOAD_NORMAL); |
9960 | rc = bnx2x_nic_load(bp, LOAD_NORMAL); | |
a2fbb9ea | 9961 | } |
34f80b04 EG |
9962 | |
9963 | return rc; | |
a2fbb9ea ET |
9964 | } |
9965 | ||
9966 | static void bnx2x_tx_timeout(struct net_device *dev) | |
9967 | { | |
9968 | struct bnx2x *bp = netdev_priv(dev); | |
9969 | ||
9970 | #ifdef BNX2X_STOP_ON_ERROR | |
9971 | if (!bp->panic) | |
9972 | bnx2x_panic(); | |
9973 | #endif | |
9974 | /* This allows the netif to be shutdown gracefully before resetting */ | |
9975 | schedule_work(&bp->reset_task); | |
9976 | } | |
9977 | ||
9978 | #ifdef BCM_VLAN | |
34f80b04 | 9979 | /* called with rtnl_lock */ |
a2fbb9ea ET |
9980 | static void bnx2x_vlan_rx_register(struct net_device *dev, |
9981 | struct vlan_group *vlgrp) | |
9982 | { | |
9983 | struct bnx2x *bp = netdev_priv(dev); | |
9984 | ||
9985 | bp->vlgrp = vlgrp; | |
9986 | if (netif_running(dev)) | |
49d66772 | 9987 | bnx2x_set_client_config(bp); |
a2fbb9ea | 9988 | } |
34f80b04 | 9989 | |
a2fbb9ea ET |
9990 | #endif |
9991 | ||
9992 | #if defined(HAVE_POLL_CONTROLLER) || defined(CONFIG_NET_POLL_CONTROLLER) | |
9993 | static void poll_bnx2x(struct net_device *dev) | |
9994 | { | |
9995 | struct bnx2x *bp = netdev_priv(dev); | |
9996 | ||
9997 | disable_irq(bp->pdev->irq); | |
9998 | bnx2x_interrupt(bp->pdev->irq, dev); | |
9999 | enable_irq(bp->pdev->irq); | |
10000 | } | |
10001 | #endif | |
10002 | ||
34f80b04 EG |
10003 | static int __devinit bnx2x_init_dev(struct pci_dev *pdev, |
10004 | struct net_device *dev) | |
a2fbb9ea ET |
10005 | { |
10006 | struct bnx2x *bp; | |
10007 | int rc; | |
10008 | ||
10009 | SET_NETDEV_DEV(dev, &pdev->dev); | |
10010 | bp = netdev_priv(dev); | |
10011 | ||
34f80b04 EG |
10012 | bp->dev = dev; |
10013 | bp->pdev = pdev; | |
a2fbb9ea | 10014 | bp->flags = 0; |
34f80b04 | 10015 | bp->func = PCI_FUNC(pdev->devfn); |
a2fbb9ea ET |
10016 | |
10017 | rc = pci_enable_device(pdev); | |
10018 | if (rc) { | |
10019 | printk(KERN_ERR PFX "Cannot enable PCI device, aborting\n"); | |
10020 | goto err_out; | |
10021 | } | |
10022 | ||
10023 | if (!(pci_resource_flags(pdev, 0) & IORESOURCE_MEM)) { | |
10024 | printk(KERN_ERR PFX "Cannot find PCI device base address," | |
10025 | " aborting\n"); | |
10026 | rc = -ENODEV; | |
10027 | goto err_out_disable; | |
10028 | } | |
10029 | ||
10030 | if (!(pci_resource_flags(pdev, 2) & IORESOURCE_MEM)) { | |
10031 | printk(KERN_ERR PFX "Cannot find second PCI device" | |
10032 | " base address, aborting\n"); | |
10033 | rc = -ENODEV; | |
10034 | goto err_out_disable; | |
10035 | } | |
10036 | ||
34f80b04 EG |
10037 | if (atomic_read(&pdev->enable_cnt) == 1) { |
10038 | rc = pci_request_regions(pdev, DRV_MODULE_NAME); | |
10039 | if (rc) { | |
10040 | printk(KERN_ERR PFX "Cannot obtain PCI resources," | |
10041 | " aborting\n"); | |
10042 | goto err_out_disable; | |
10043 | } | |
a2fbb9ea | 10044 | |
34f80b04 EG |
10045 | pci_set_master(pdev); |
10046 | pci_save_state(pdev); | |
10047 | } | |
a2fbb9ea ET |
10048 | |
10049 | bp->pm_cap = pci_find_capability(pdev, PCI_CAP_ID_PM); | |
10050 | if (bp->pm_cap == 0) { | |
10051 | printk(KERN_ERR PFX "Cannot find power management" | |
10052 | " capability, aborting\n"); | |
10053 | rc = -EIO; | |
10054 | goto err_out_release; | |
10055 | } | |
10056 | ||
10057 | bp->pcie_cap = pci_find_capability(pdev, PCI_CAP_ID_EXP); | |
10058 | if (bp->pcie_cap == 0) { | |
10059 | printk(KERN_ERR PFX "Cannot find PCI Express capability," | |
10060 | " aborting\n"); | |
10061 | rc = -EIO; | |
10062 | goto err_out_release; | |
10063 | } | |
10064 | ||
10065 | if (pci_set_dma_mask(pdev, DMA_64BIT_MASK) == 0) { | |
10066 | bp->flags |= USING_DAC_FLAG; | |
10067 | if (pci_set_consistent_dma_mask(pdev, DMA_64BIT_MASK) != 0) { | |
10068 | printk(KERN_ERR PFX "pci_set_consistent_dma_mask" | |
10069 | " failed, aborting\n"); | |
10070 | rc = -EIO; | |
10071 | goto err_out_release; | |
10072 | } | |
10073 | ||
10074 | } else if (pci_set_dma_mask(pdev, DMA_32BIT_MASK) != 0) { | |
10075 | printk(KERN_ERR PFX "System does not support DMA," | |
10076 | " aborting\n"); | |
10077 | rc = -EIO; | |
10078 | goto err_out_release; | |
10079 | } | |
10080 | ||
34f80b04 EG |
10081 | dev->mem_start = pci_resource_start(pdev, 0); |
10082 | dev->base_addr = dev->mem_start; | |
10083 | dev->mem_end = pci_resource_end(pdev, 0); | |
a2fbb9ea ET |
10084 | |
10085 | dev->irq = pdev->irq; | |
10086 | ||
275f165f | 10087 | bp->regview = pci_ioremap_bar(pdev, 0); |
a2fbb9ea ET |
10088 | if (!bp->regview) { |
10089 | printk(KERN_ERR PFX "Cannot map register space, aborting\n"); | |
10090 | rc = -ENOMEM; | |
10091 | goto err_out_release; | |
10092 | } | |
10093 | ||
34f80b04 EG |
10094 | bp->doorbells = ioremap_nocache(pci_resource_start(pdev, 2), |
10095 | min_t(u64, BNX2X_DB_SIZE, | |
10096 | pci_resource_len(pdev, 2))); | |
a2fbb9ea ET |
10097 | if (!bp->doorbells) { |
10098 | printk(KERN_ERR PFX "Cannot map doorbell space, aborting\n"); | |
10099 | rc = -ENOMEM; | |
10100 | goto err_out_unmap; | |
10101 | } | |
10102 | ||
10103 | bnx2x_set_power_state(bp, PCI_D0); | |
10104 | ||
34f80b04 EG |
10105 | /* clean indirect addresses */ |
10106 | pci_write_config_dword(bp->pdev, PCICFG_GRC_ADDRESS, | |
10107 | PCICFG_VENDOR_ID_OFFSET); | |
10108 | REG_WR(bp, PXP2_REG_PGL_ADDR_88_F0 + BP_PORT(bp)*16, 0); | |
10109 | REG_WR(bp, PXP2_REG_PGL_ADDR_8C_F0 + BP_PORT(bp)*16, 0); | |
10110 | REG_WR(bp, PXP2_REG_PGL_ADDR_90_F0 + BP_PORT(bp)*16, 0); | |
10111 | REG_WR(bp, PXP2_REG_PGL_ADDR_94_F0 + BP_PORT(bp)*16, 0); | |
a2fbb9ea | 10112 | |
34f80b04 EG |
10113 | dev->hard_start_xmit = bnx2x_start_xmit; |
10114 | dev->watchdog_timeo = TX_TIMEOUT; | |
a2fbb9ea | 10115 | |
34f80b04 EG |
10116 | dev->ethtool_ops = &bnx2x_ethtool_ops; |
10117 | dev->open = bnx2x_open; | |
10118 | dev->stop = bnx2x_close; | |
10119 | dev->set_multicast_list = bnx2x_set_rx_mode; | |
10120 | dev->set_mac_address = bnx2x_change_mac_addr; | |
10121 | dev->do_ioctl = bnx2x_ioctl; | |
10122 | dev->change_mtu = bnx2x_change_mtu; | |
10123 | dev->tx_timeout = bnx2x_tx_timeout; | |
10124 | #ifdef BCM_VLAN | |
10125 | dev->vlan_rx_register = bnx2x_vlan_rx_register; | |
10126 | #endif | |
10127 | #if defined(HAVE_POLL_CONTROLLER) || defined(CONFIG_NET_POLL_CONTROLLER) | |
10128 | dev->poll_controller = poll_bnx2x; | |
10129 | #endif | |
10130 | dev->features |= NETIF_F_SG; | |
10131 | dev->features |= NETIF_F_HW_CSUM; | |
10132 | if (bp->flags & USING_DAC_FLAG) | |
10133 | dev->features |= NETIF_F_HIGHDMA; | |
10134 | #ifdef BCM_VLAN | |
10135 | dev->features |= (NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_RX); | |
10136 | #endif | |
10137 | dev->features |= (NETIF_F_TSO | NETIF_F_TSO_ECN); | |
755735eb | 10138 | dev->features |= NETIF_F_TSO6; |
a2fbb9ea ET |
10139 | |
10140 | return 0; | |
10141 | ||
10142 | err_out_unmap: | |
10143 | if (bp->regview) { | |
10144 | iounmap(bp->regview); | |
10145 | bp->regview = NULL; | |
10146 | } | |
a2fbb9ea ET |
10147 | if (bp->doorbells) { |
10148 | iounmap(bp->doorbells); | |
10149 | bp->doorbells = NULL; | |
10150 | } | |
10151 | ||
10152 | err_out_release: | |
34f80b04 EG |
10153 | if (atomic_read(&pdev->enable_cnt) == 1) |
10154 | pci_release_regions(pdev); | |
a2fbb9ea ET |
10155 | |
10156 | err_out_disable: | |
10157 | pci_disable_device(pdev); | |
10158 | pci_set_drvdata(pdev, NULL); | |
10159 | ||
10160 | err_out: | |
10161 | return rc; | |
10162 | } | |
10163 | ||
25047950 ET |
10164 | static int __devinit bnx2x_get_pcie_width(struct bnx2x *bp) |
10165 | { | |
10166 | u32 val = REG_RD(bp, PCICFG_OFFSET + PCICFG_LINK_CONTROL); | |
10167 | ||
10168 | val = (val & PCICFG_LINK_WIDTH) >> PCICFG_LINK_WIDTH_SHIFT; | |
10169 | return val; | |
10170 | } | |
10171 | ||
10172 | /* return value of 1=2.5GHz 2=5GHz */ | |
10173 | static int __devinit bnx2x_get_pcie_speed(struct bnx2x *bp) | |
10174 | { | |
10175 | u32 val = REG_RD(bp, PCICFG_OFFSET + PCICFG_LINK_CONTROL); | |
10176 | ||
10177 | val = (val & PCICFG_LINK_SPEED) >> PCICFG_LINK_SPEED_SHIFT; | |
10178 | return val; | |
10179 | } | |
10180 | ||
a2fbb9ea ET |
10181 | static int __devinit bnx2x_init_one(struct pci_dev *pdev, |
10182 | const struct pci_device_id *ent) | |
10183 | { | |
10184 | static int version_printed; | |
10185 | struct net_device *dev = NULL; | |
10186 | struct bnx2x *bp; | |
25047950 | 10187 | int rc; |
a2fbb9ea ET |
10188 | |
10189 | if (version_printed++ == 0) | |
10190 | printk(KERN_INFO "%s", version); | |
10191 | ||
10192 | /* dev zeroed in init_etherdev */ | |
10193 | dev = alloc_etherdev(sizeof(*bp)); | |
34f80b04 EG |
10194 | if (!dev) { |
10195 | printk(KERN_ERR PFX "Cannot allocate net device\n"); | |
a2fbb9ea | 10196 | return -ENOMEM; |
34f80b04 | 10197 | } |
a2fbb9ea ET |
10198 | |
10199 | netif_carrier_off(dev); | |
10200 | ||
10201 | bp = netdev_priv(dev); | |
10202 | bp->msglevel = debug; | |
10203 | ||
34f80b04 | 10204 | rc = bnx2x_init_dev(pdev, dev); |
a2fbb9ea ET |
10205 | if (rc < 0) { |
10206 | free_netdev(dev); | |
10207 | return rc; | |
10208 | } | |
10209 | ||
a2fbb9ea ET |
10210 | rc = register_netdev(dev); |
10211 | if (rc) { | |
c14423fe | 10212 | dev_err(&pdev->dev, "Cannot register net device\n"); |
34f80b04 | 10213 | goto init_one_exit; |
a2fbb9ea ET |
10214 | } |
10215 | ||
10216 | pci_set_drvdata(pdev, dev); | |
10217 | ||
34f80b04 EG |
10218 | rc = bnx2x_init_bp(bp); |
10219 | if (rc) { | |
10220 | unregister_netdev(dev); | |
10221 | goto init_one_exit; | |
10222 | } | |
10223 | ||
10224 | bp->common.name = board_info[ent->driver_data].name; | |
25047950 | 10225 | printk(KERN_INFO "%s: %s (%c%d) PCI-E x%d %s found at mem %lx," |
34f80b04 EG |
10226 | " IRQ %d, ", dev->name, bp->common.name, |
10227 | (CHIP_REV(bp) >> 12) + 'A', (CHIP_METAL(bp) >> 4), | |
25047950 ET |
10228 | bnx2x_get_pcie_width(bp), |
10229 | (bnx2x_get_pcie_speed(bp) == 2) ? "5GHz (Gen2)" : "2.5GHz", | |
10230 | dev->base_addr, bp->pdev->irq); | |
e174961c | 10231 | printk(KERN_CONT "node addr %pM\n", dev->dev_addr); |
a2fbb9ea | 10232 | return 0; |
34f80b04 EG |
10233 | |
10234 | init_one_exit: | |
10235 | if (bp->regview) | |
10236 | iounmap(bp->regview); | |
10237 | ||
10238 | if (bp->doorbells) | |
10239 | iounmap(bp->doorbells); | |
10240 | ||
10241 | free_netdev(dev); | |
10242 | ||
10243 | if (atomic_read(&pdev->enable_cnt) == 1) | |
10244 | pci_release_regions(pdev); | |
10245 | ||
10246 | pci_disable_device(pdev); | |
10247 | pci_set_drvdata(pdev, NULL); | |
10248 | ||
10249 | return rc; | |
a2fbb9ea ET |
10250 | } |
10251 | ||
10252 | static void __devexit bnx2x_remove_one(struct pci_dev *pdev) | |
10253 | { | |
10254 | struct net_device *dev = pci_get_drvdata(pdev); | |
228241eb ET |
10255 | struct bnx2x *bp; |
10256 | ||
10257 | if (!dev) { | |
228241eb ET |
10258 | printk(KERN_ERR PFX "BAD net device from bnx2x_init_one\n"); |
10259 | return; | |
10260 | } | |
228241eb | 10261 | bp = netdev_priv(dev); |
a2fbb9ea | 10262 | |
a2fbb9ea ET |
10263 | unregister_netdev(dev); |
10264 | ||
10265 | if (bp->regview) | |
10266 | iounmap(bp->regview); | |
10267 | ||
10268 | if (bp->doorbells) | |
10269 | iounmap(bp->doorbells); | |
10270 | ||
10271 | free_netdev(dev); | |
34f80b04 EG |
10272 | |
10273 | if (atomic_read(&pdev->enable_cnt) == 1) | |
10274 | pci_release_regions(pdev); | |
10275 | ||
a2fbb9ea ET |
10276 | pci_disable_device(pdev); |
10277 | pci_set_drvdata(pdev, NULL); | |
10278 | } | |
10279 | ||
10280 | static int bnx2x_suspend(struct pci_dev *pdev, pm_message_t state) | |
10281 | { | |
10282 | struct net_device *dev = pci_get_drvdata(pdev); | |
228241eb ET |
10283 | struct bnx2x *bp; |
10284 | ||
34f80b04 EG |
10285 | if (!dev) { |
10286 | printk(KERN_ERR PFX "BAD net device from bnx2x_init_one\n"); | |
10287 | return -ENODEV; | |
10288 | } | |
10289 | bp = netdev_priv(dev); | |
a2fbb9ea | 10290 | |
34f80b04 | 10291 | rtnl_lock(); |
a2fbb9ea | 10292 | |
34f80b04 | 10293 | pci_save_state(pdev); |
228241eb | 10294 | |
34f80b04 EG |
10295 | if (!netif_running(dev)) { |
10296 | rtnl_unlock(); | |
10297 | return 0; | |
10298 | } | |
a2fbb9ea ET |
10299 | |
10300 | netif_device_detach(dev); | |
a2fbb9ea | 10301 | |
da5a662a | 10302 | bnx2x_nic_unload(bp, UNLOAD_CLOSE); |
34f80b04 | 10303 | |
a2fbb9ea | 10304 | bnx2x_set_power_state(bp, pci_choose_state(pdev, state)); |
228241eb | 10305 | |
34f80b04 EG |
10306 | rtnl_unlock(); |
10307 | ||
a2fbb9ea ET |
10308 | return 0; |
10309 | } | |
10310 | ||
10311 | static int bnx2x_resume(struct pci_dev *pdev) | |
10312 | { | |
10313 | struct net_device *dev = pci_get_drvdata(pdev); | |
228241eb | 10314 | struct bnx2x *bp; |
a2fbb9ea ET |
10315 | int rc; |
10316 | ||
228241eb ET |
10317 | if (!dev) { |
10318 | printk(KERN_ERR PFX "BAD net device from bnx2x_init_one\n"); | |
10319 | return -ENODEV; | |
10320 | } | |
228241eb | 10321 | bp = netdev_priv(dev); |
a2fbb9ea | 10322 | |
34f80b04 EG |
10323 | rtnl_lock(); |
10324 | ||
228241eb | 10325 | pci_restore_state(pdev); |
34f80b04 EG |
10326 | |
10327 | if (!netif_running(dev)) { | |
10328 | rtnl_unlock(); | |
10329 | return 0; | |
10330 | } | |
10331 | ||
a2fbb9ea ET |
10332 | bnx2x_set_power_state(bp, PCI_D0); |
10333 | netif_device_attach(dev); | |
10334 | ||
da5a662a | 10335 | rc = bnx2x_nic_load(bp, LOAD_OPEN); |
a2fbb9ea | 10336 | |
34f80b04 EG |
10337 | rtnl_unlock(); |
10338 | ||
10339 | return rc; | |
a2fbb9ea ET |
10340 | } |
10341 | ||
f8ef6e44 YG |
10342 | static int bnx2x_eeh_nic_unload(struct bnx2x *bp) |
10343 | { | |
10344 | int i; | |
10345 | ||
10346 | bp->state = BNX2X_STATE_ERROR; | |
10347 | ||
10348 | bp->rx_mode = BNX2X_RX_MODE_NONE; | |
10349 | ||
10350 | bnx2x_netif_stop(bp, 0); | |
10351 | ||
10352 | del_timer_sync(&bp->timer); | |
10353 | bp->stats_state = STATS_STATE_DISABLED; | |
10354 | DP(BNX2X_MSG_STATS, "stats_state - DISABLED\n"); | |
10355 | ||
10356 | /* Release IRQs */ | |
10357 | bnx2x_free_irq(bp); | |
10358 | ||
10359 | if (CHIP_IS_E1(bp)) { | |
10360 | struct mac_configuration_cmd *config = | |
10361 | bnx2x_sp(bp, mcast_config); | |
10362 | ||
10363 | for (i = 0; i < config->hdr.length_6b; i++) | |
10364 | CAM_INVALIDATE(config->config_table[i]); | |
10365 | } | |
10366 | ||
10367 | /* Free SKBs, SGEs, TPA pool and driver internals */ | |
10368 | bnx2x_free_skbs(bp); | |
10369 | for_each_queue(bp, i) | |
10370 | bnx2x_free_rx_sge_range(bp, bp->fp + i, NUM_RX_SGE); | |
10371 | bnx2x_free_mem(bp); | |
10372 | ||
10373 | bp->state = BNX2X_STATE_CLOSED; | |
10374 | ||
10375 | netif_carrier_off(bp->dev); | |
10376 | ||
10377 | return 0; | |
10378 | } | |
10379 | ||
10380 | static void bnx2x_eeh_recover(struct bnx2x *bp) | |
10381 | { | |
10382 | u32 val; | |
10383 | ||
10384 | mutex_init(&bp->port.phy_mutex); | |
10385 | ||
10386 | bp->common.shmem_base = REG_RD(bp, MISC_REG_SHARED_MEM_ADDR); | |
10387 | bp->link_params.shmem_base = bp->common.shmem_base; | |
10388 | BNX2X_DEV_INFO("shmem offset is 0x%x\n", bp->common.shmem_base); | |
10389 | ||
10390 | if (!bp->common.shmem_base || | |
10391 | (bp->common.shmem_base < 0xA0000) || | |
10392 | (bp->common.shmem_base >= 0xC0000)) { | |
10393 | BNX2X_DEV_INFO("MCP not active\n"); | |
10394 | bp->flags |= NO_MCP_FLAG; | |
10395 | return; | |
10396 | } | |
10397 | ||
10398 | val = SHMEM_RD(bp, validity_map[BP_PORT(bp)]); | |
10399 | if ((val & (SHR_MEM_VALIDITY_DEV_INFO | SHR_MEM_VALIDITY_MB)) | |
10400 | != (SHR_MEM_VALIDITY_DEV_INFO | SHR_MEM_VALIDITY_MB)) | |
10401 | BNX2X_ERR("BAD MCP validity signature\n"); | |
10402 | ||
10403 | if (!BP_NOMCP(bp)) { | |
10404 | bp->fw_seq = (SHMEM_RD(bp, func_mb[BP_FUNC(bp)].drv_mb_header) | |
10405 | & DRV_MSG_SEQ_NUMBER_MASK); | |
10406 | BNX2X_DEV_INFO("fw_seq 0x%08x\n", bp->fw_seq); | |
10407 | } | |
10408 | } | |
10409 | ||
493adb1f WX |
10410 | /** |
10411 | * bnx2x_io_error_detected - called when PCI error is detected | |
10412 | * @pdev: Pointer to PCI device | |
10413 | * @state: The current pci connection state | |
10414 | * | |
10415 | * This function is called after a PCI bus error affecting | |
10416 | * this device has been detected. | |
10417 | */ | |
10418 | static pci_ers_result_t bnx2x_io_error_detected(struct pci_dev *pdev, | |
10419 | pci_channel_state_t state) | |
10420 | { | |
10421 | struct net_device *dev = pci_get_drvdata(pdev); | |
10422 | struct bnx2x *bp = netdev_priv(dev); | |
10423 | ||
10424 | rtnl_lock(); | |
10425 | ||
10426 | netif_device_detach(dev); | |
10427 | ||
10428 | if (netif_running(dev)) | |
f8ef6e44 | 10429 | bnx2x_eeh_nic_unload(bp); |
493adb1f WX |
10430 | |
10431 | pci_disable_device(pdev); | |
10432 | ||
10433 | rtnl_unlock(); | |
10434 | ||
10435 | /* Request a slot reset */ | |
10436 | return PCI_ERS_RESULT_NEED_RESET; | |
10437 | } | |
10438 | ||
10439 | /** | |
10440 | * bnx2x_io_slot_reset - called after the PCI bus has been reset | |
10441 | * @pdev: Pointer to PCI device | |
10442 | * | |
10443 | * Restart the card from scratch, as if from a cold-boot. | |
10444 | */ | |
10445 | static pci_ers_result_t bnx2x_io_slot_reset(struct pci_dev *pdev) | |
10446 | { | |
10447 | struct net_device *dev = pci_get_drvdata(pdev); | |
10448 | struct bnx2x *bp = netdev_priv(dev); | |
10449 | ||
10450 | rtnl_lock(); | |
10451 | ||
10452 | if (pci_enable_device(pdev)) { | |
10453 | dev_err(&pdev->dev, | |
10454 | "Cannot re-enable PCI device after reset\n"); | |
10455 | rtnl_unlock(); | |
10456 | return PCI_ERS_RESULT_DISCONNECT; | |
10457 | } | |
10458 | ||
10459 | pci_set_master(pdev); | |
10460 | pci_restore_state(pdev); | |
10461 | ||
10462 | if (netif_running(dev)) | |
10463 | bnx2x_set_power_state(bp, PCI_D0); | |
10464 | ||
10465 | rtnl_unlock(); | |
10466 | ||
10467 | return PCI_ERS_RESULT_RECOVERED; | |
10468 | } | |
10469 | ||
10470 | /** | |
10471 | * bnx2x_io_resume - called when traffic can start flowing again | |
10472 | * @pdev: Pointer to PCI device | |
10473 | * | |
10474 | * This callback is called when the error recovery driver tells us that | |
10475 | * its OK to resume normal operation. | |
10476 | */ | |
10477 | static void bnx2x_io_resume(struct pci_dev *pdev) | |
10478 | { | |
10479 | struct net_device *dev = pci_get_drvdata(pdev); | |
10480 | struct bnx2x *bp = netdev_priv(dev); | |
10481 | ||
10482 | rtnl_lock(); | |
10483 | ||
f8ef6e44 YG |
10484 | bnx2x_eeh_recover(bp); |
10485 | ||
493adb1f | 10486 | if (netif_running(dev)) |
f8ef6e44 | 10487 | bnx2x_nic_load(bp, LOAD_NORMAL); |
493adb1f WX |
10488 | |
10489 | netif_device_attach(dev); | |
10490 | ||
10491 | rtnl_unlock(); | |
10492 | } | |
10493 | ||
10494 | static struct pci_error_handlers bnx2x_err_handler = { | |
10495 | .error_detected = bnx2x_io_error_detected, | |
10496 | .slot_reset = bnx2x_io_slot_reset, | |
10497 | .resume = bnx2x_io_resume, | |
10498 | }; | |
10499 | ||
a2fbb9ea | 10500 | static struct pci_driver bnx2x_pci_driver = { |
493adb1f WX |
10501 | .name = DRV_MODULE_NAME, |
10502 | .id_table = bnx2x_pci_tbl, | |
10503 | .probe = bnx2x_init_one, | |
10504 | .remove = __devexit_p(bnx2x_remove_one), | |
10505 | .suspend = bnx2x_suspend, | |
10506 | .resume = bnx2x_resume, | |
10507 | .err_handler = &bnx2x_err_handler, | |
a2fbb9ea ET |
10508 | }; |
10509 | ||
10510 | static int __init bnx2x_init(void) | |
10511 | { | |
10512 | return pci_register_driver(&bnx2x_pci_driver); | |
10513 | } | |
10514 | ||
10515 | static void __exit bnx2x_cleanup(void) | |
10516 | { | |
10517 | pci_unregister_driver(&bnx2x_pci_driver); | |
10518 | } | |
10519 | ||
10520 | module_init(bnx2x_init); | |
10521 | module_exit(bnx2x_cleanup); | |
10522 |