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34f80b04 | 1 | /* bnx2x_main.c: Broadcom Everest network driver. |
a2fbb9ea | 2 | * |
d05c26ce | 3 | * Copyright (c) 2007-2009 Broadcom Corporation |
a2fbb9ea ET |
4 | * |
5 | * This program is free software; you can redistribute it and/or modify | |
6 | * it under the terms of the GNU General Public License as published by | |
7 | * the Free Software Foundation. | |
8 | * | |
24e3fcef EG |
9 | * Maintained by: Eilon Greenstein <eilong@broadcom.com> |
10 | * Written by: Eliezer Tamir | |
a2fbb9ea ET |
11 | * Based on code from Michael Chan's bnx2 driver |
12 | * UDP CSUM errata workaround by Arik Gendelman | |
13 | * Slowpath rework by Vladislav Zolotarov | |
c14423fe | 14 | * Statistics and Link management by Yitchak Gertner |
a2fbb9ea ET |
15 | * |
16 | */ | |
17 | ||
a2fbb9ea ET |
18 | #include <linux/module.h> |
19 | #include <linux/moduleparam.h> | |
20 | #include <linux/kernel.h> | |
21 | #include <linux/device.h> /* for dev_info() */ | |
22 | #include <linux/timer.h> | |
23 | #include <linux/errno.h> | |
24 | #include <linux/ioport.h> | |
25 | #include <linux/slab.h> | |
26 | #include <linux/vmalloc.h> | |
27 | #include <linux/interrupt.h> | |
28 | #include <linux/pci.h> | |
29 | #include <linux/init.h> | |
30 | #include <linux/netdevice.h> | |
31 | #include <linux/etherdevice.h> | |
32 | #include <linux/skbuff.h> | |
33 | #include <linux/dma-mapping.h> | |
34 | #include <linux/bitops.h> | |
35 | #include <linux/irq.h> | |
36 | #include <linux/delay.h> | |
37 | #include <asm/byteorder.h> | |
38 | #include <linux/time.h> | |
39 | #include <linux/ethtool.h> | |
40 | #include <linux/mii.h> | |
0c6671b0 | 41 | #include <linux/if_vlan.h> |
a2fbb9ea ET |
42 | #include <net/ip.h> |
43 | #include <net/tcp.h> | |
44 | #include <net/checksum.h> | |
34f80b04 | 45 | #include <net/ip6_checksum.h> |
a2fbb9ea ET |
46 | #include <linux/workqueue.h> |
47 | #include <linux/crc32.h> | |
34f80b04 | 48 | #include <linux/crc32c.h> |
a2fbb9ea ET |
49 | #include <linux/prefetch.h> |
50 | #include <linux/zlib.h> | |
a2fbb9ea ET |
51 | #include <linux/io.h> |
52 | ||
359d8b15 | 53 | |
a2fbb9ea ET |
54 | #include "bnx2x.h" |
55 | #include "bnx2x_init.h" | |
56 | ||
2b144023 EG |
57 | #define DRV_MODULE_VERSION "1.48.102" |
58 | #define DRV_MODULE_RELDATE "2009/02/12" | |
34f80b04 | 59 | #define BNX2X_BC_VER 0x040200 |
a2fbb9ea | 60 | |
34f80b04 EG |
61 | /* Time in jiffies before concluding the transmitter is hung */ |
62 | #define TX_TIMEOUT (5*HZ) | |
a2fbb9ea | 63 | |
53a10565 | 64 | static char version[] __devinitdata = |
34f80b04 | 65 | "Broadcom NetXtreme II 5771x 10Gigabit Ethernet Driver " |
a2fbb9ea ET |
66 | DRV_MODULE_NAME " " DRV_MODULE_VERSION " (" DRV_MODULE_RELDATE ")\n"; |
67 | ||
24e3fcef | 68 | MODULE_AUTHOR("Eliezer Tamir"); |
e47d7e6e | 69 | MODULE_DESCRIPTION("Broadcom NetXtreme II BCM57710/57711/57711E Driver"); |
a2fbb9ea ET |
70 | MODULE_LICENSE("GPL"); |
71 | MODULE_VERSION(DRV_MODULE_VERSION); | |
a2fbb9ea | 72 | |
555f6c78 EG |
73 | static int multi_mode = 1; |
74 | module_param(multi_mode, int, 0); | |
2059aba7 | 75 | MODULE_PARM_DESC(multi_mode, " Use per-CPU queues"); |
555f6c78 | 76 | |
19680c48 | 77 | static int disable_tpa; |
19680c48 | 78 | module_param(disable_tpa, int, 0); |
9898f86d | 79 | MODULE_PARM_DESC(disable_tpa, " Disable the TPA (LRO) feature"); |
8badd27a EG |
80 | |
81 | static int int_mode; | |
82 | module_param(int_mode, int, 0); | |
83 | MODULE_PARM_DESC(int_mode, " Force interrupt mode (1 INT#x; 2 MSI)"); | |
84 | ||
9898f86d | 85 | static int poll; |
a2fbb9ea | 86 | module_param(poll, int, 0); |
9898f86d | 87 | MODULE_PARM_DESC(poll, " Use polling (for debug)"); |
8d5726c4 EG |
88 | |
89 | static int mrrs = -1; | |
90 | module_param(mrrs, int, 0); | |
91 | MODULE_PARM_DESC(mrrs, " Force Max Read Req Size (0..3) (for debug)"); | |
92 | ||
9898f86d | 93 | static int debug; |
a2fbb9ea | 94 | module_param(debug, int, 0); |
9898f86d EG |
95 | MODULE_PARM_DESC(debug, " Default debug msglevel"); |
96 | ||
97 | static int load_count[3]; /* 0-common, 1-port0, 2-port1 */ | |
a2fbb9ea | 98 | |
1cf167f2 | 99 | static struct workqueue_struct *bnx2x_wq; |
a2fbb9ea ET |
100 | |
101 | enum bnx2x_board_type { | |
102 | BCM57710 = 0, | |
34f80b04 EG |
103 | BCM57711 = 1, |
104 | BCM57711E = 2, | |
a2fbb9ea ET |
105 | }; |
106 | ||
34f80b04 | 107 | /* indexed by board_type, above */ |
53a10565 | 108 | static struct { |
a2fbb9ea ET |
109 | char *name; |
110 | } board_info[] __devinitdata = { | |
34f80b04 EG |
111 | { "Broadcom NetXtreme II BCM57710 XGb" }, |
112 | { "Broadcom NetXtreme II BCM57711 XGb" }, | |
113 | { "Broadcom NetXtreme II BCM57711E XGb" } | |
a2fbb9ea ET |
114 | }; |
115 | ||
34f80b04 | 116 | |
a2fbb9ea ET |
117 | static const struct pci_device_id bnx2x_pci_tbl[] = { |
118 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_57710, | |
119 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM57710 }, | |
34f80b04 EG |
120 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_57711, |
121 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM57711 }, | |
122 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_57711E, | |
123 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM57711E }, | |
a2fbb9ea ET |
124 | { 0 } |
125 | }; | |
126 | ||
127 | MODULE_DEVICE_TABLE(pci, bnx2x_pci_tbl); | |
128 | ||
129 | /**************************************************************************** | |
130 | * General service functions | |
131 | ****************************************************************************/ | |
132 | ||
133 | /* used only at init | |
134 | * locking is done by mcp | |
135 | */ | |
136 | static void bnx2x_reg_wr_ind(struct bnx2x *bp, u32 addr, u32 val) | |
137 | { | |
138 | pci_write_config_dword(bp->pdev, PCICFG_GRC_ADDRESS, addr); | |
139 | pci_write_config_dword(bp->pdev, PCICFG_GRC_DATA, val); | |
140 | pci_write_config_dword(bp->pdev, PCICFG_GRC_ADDRESS, | |
141 | PCICFG_VENDOR_ID_OFFSET); | |
142 | } | |
143 | ||
a2fbb9ea ET |
144 | static u32 bnx2x_reg_rd_ind(struct bnx2x *bp, u32 addr) |
145 | { | |
146 | u32 val; | |
147 | ||
148 | pci_write_config_dword(bp->pdev, PCICFG_GRC_ADDRESS, addr); | |
149 | pci_read_config_dword(bp->pdev, PCICFG_GRC_DATA, &val); | |
150 | pci_write_config_dword(bp->pdev, PCICFG_GRC_ADDRESS, | |
151 | PCICFG_VENDOR_ID_OFFSET); | |
152 | ||
153 | return val; | |
154 | } | |
a2fbb9ea ET |
155 | |
156 | static const u32 dmae_reg_go_c[] = { | |
157 | DMAE_REG_GO_C0, DMAE_REG_GO_C1, DMAE_REG_GO_C2, DMAE_REG_GO_C3, | |
158 | DMAE_REG_GO_C4, DMAE_REG_GO_C5, DMAE_REG_GO_C6, DMAE_REG_GO_C7, | |
159 | DMAE_REG_GO_C8, DMAE_REG_GO_C9, DMAE_REG_GO_C10, DMAE_REG_GO_C11, | |
160 | DMAE_REG_GO_C12, DMAE_REG_GO_C13, DMAE_REG_GO_C14, DMAE_REG_GO_C15 | |
161 | }; | |
162 | ||
163 | /* copy command into DMAE command memory and set DMAE command go */ | |
164 | static void bnx2x_post_dmae(struct bnx2x *bp, struct dmae_command *dmae, | |
165 | int idx) | |
166 | { | |
167 | u32 cmd_offset; | |
168 | int i; | |
169 | ||
170 | cmd_offset = (DMAE_REG_CMD_MEM + sizeof(struct dmae_command) * idx); | |
171 | for (i = 0; i < (sizeof(struct dmae_command)/4); i++) { | |
172 | REG_WR(bp, cmd_offset + i*4, *(((u32 *)dmae) + i)); | |
173 | ||
ad8d3948 EG |
174 | DP(BNX2X_MSG_OFF, "DMAE cmd[%d].%d (0x%08x) : 0x%08x\n", |
175 | idx, i, cmd_offset + i*4, *(((u32 *)dmae) + i)); | |
a2fbb9ea ET |
176 | } |
177 | REG_WR(bp, dmae_reg_go_c[idx], 1); | |
178 | } | |
179 | ||
ad8d3948 EG |
180 | void bnx2x_write_dmae(struct bnx2x *bp, dma_addr_t dma_addr, u32 dst_addr, |
181 | u32 len32) | |
a2fbb9ea | 182 | { |
ad8d3948 | 183 | struct dmae_command *dmae = &bp->init_dmae; |
a2fbb9ea | 184 | u32 *wb_comp = bnx2x_sp(bp, wb_comp); |
ad8d3948 EG |
185 | int cnt = 200; |
186 | ||
187 | if (!bp->dmae_ready) { | |
188 | u32 *data = bnx2x_sp(bp, wb_data[0]); | |
189 | ||
190 | DP(BNX2X_MSG_OFF, "DMAE is not ready (dst_addr %08x len32 %d)" | |
191 | " using indirect\n", dst_addr, len32); | |
192 | bnx2x_init_ind_wr(bp, dst_addr, data, len32); | |
193 | return; | |
194 | } | |
195 | ||
196 | mutex_lock(&bp->dmae_mutex); | |
a2fbb9ea ET |
197 | |
198 | memset(dmae, 0, sizeof(struct dmae_command)); | |
199 | ||
200 | dmae->opcode = (DMAE_CMD_SRC_PCI | DMAE_CMD_DST_GRC | | |
201 | DMAE_CMD_C_DST_PCI | DMAE_CMD_C_ENABLE | | |
202 | DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET | | |
203 | #ifdef __BIG_ENDIAN | |
204 | DMAE_CMD_ENDIANITY_B_DW_SWAP | | |
205 | #else | |
206 | DMAE_CMD_ENDIANITY_DW_SWAP | | |
207 | #endif | |
34f80b04 EG |
208 | (BP_PORT(bp) ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) | |
209 | (BP_E1HVN(bp) << DMAE_CMD_E1HVN_SHIFT)); | |
a2fbb9ea ET |
210 | dmae->src_addr_lo = U64_LO(dma_addr); |
211 | dmae->src_addr_hi = U64_HI(dma_addr); | |
212 | dmae->dst_addr_lo = dst_addr >> 2; | |
213 | dmae->dst_addr_hi = 0; | |
214 | dmae->len = len32; | |
215 | dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, wb_comp)); | |
216 | dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, wb_comp)); | |
ad8d3948 | 217 | dmae->comp_val = DMAE_COMP_VAL; |
a2fbb9ea | 218 | |
ad8d3948 | 219 | DP(BNX2X_MSG_OFF, "dmae: opcode 0x%08x\n" |
a2fbb9ea ET |
220 | DP_LEVEL "src_addr [%x:%08x] len [%d *4] " |
221 | "dst_addr [%x:%08x (%08x)]\n" | |
222 | DP_LEVEL "comp_addr [%x:%08x] comp_val 0x%08x\n", | |
223 | dmae->opcode, dmae->src_addr_hi, dmae->src_addr_lo, | |
224 | dmae->len, dmae->dst_addr_hi, dmae->dst_addr_lo, dst_addr, | |
225 | dmae->comp_addr_hi, dmae->comp_addr_lo, dmae->comp_val); | |
ad8d3948 | 226 | DP(BNX2X_MSG_OFF, "data [0x%08x 0x%08x 0x%08x 0x%08x]\n", |
a2fbb9ea ET |
227 | bp->slowpath->wb_data[0], bp->slowpath->wb_data[1], |
228 | bp->slowpath->wb_data[2], bp->slowpath->wb_data[3]); | |
a2fbb9ea ET |
229 | |
230 | *wb_comp = 0; | |
231 | ||
34f80b04 | 232 | bnx2x_post_dmae(bp, dmae, INIT_DMAE_C(bp)); |
a2fbb9ea ET |
233 | |
234 | udelay(5); | |
ad8d3948 EG |
235 | |
236 | while (*wb_comp != DMAE_COMP_VAL) { | |
237 | DP(BNX2X_MSG_OFF, "wb_comp 0x%08x\n", *wb_comp); | |
238 | ||
ad8d3948 | 239 | if (!cnt) { |
a2fbb9ea ET |
240 | BNX2X_ERR("dmae timeout!\n"); |
241 | break; | |
242 | } | |
ad8d3948 | 243 | cnt--; |
12469401 YG |
244 | /* adjust delay for emulation/FPGA */ |
245 | if (CHIP_REV_IS_SLOW(bp)) | |
246 | msleep(100); | |
247 | else | |
248 | udelay(5); | |
a2fbb9ea | 249 | } |
ad8d3948 EG |
250 | |
251 | mutex_unlock(&bp->dmae_mutex); | |
a2fbb9ea ET |
252 | } |
253 | ||
c18487ee | 254 | void bnx2x_read_dmae(struct bnx2x *bp, u32 src_addr, u32 len32) |
a2fbb9ea | 255 | { |
ad8d3948 | 256 | struct dmae_command *dmae = &bp->init_dmae; |
a2fbb9ea | 257 | u32 *wb_comp = bnx2x_sp(bp, wb_comp); |
ad8d3948 EG |
258 | int cnt = 200; |
259 | ||
260 | if (!bp->dmae_ready) { | |
261 | u32 *data = bnx2x_sp(bp, wb_data[0]); | |
262 | int i; | |
263 | ||
264 | DP(BNX2X_MSG_OFF, "DMAE is not ready (src_addr %08x len32 %d)" | |
265 | " using indirect\n", src_addr, len32); | |
266 | for (i = 0; i < len32; i++) | |
267 | data[i] = bnx2x_reg_rd_ind(bp, src_addr + i*4); | |
268 | return; | |
269 | } | |
270 | ||
271 | mutex_lock(&bp->dmae_mutex); | |
a2fbb9ea ET |
272 | |
273 | memset(bnx2x_sp(bp, wb_data[0]), 0, sizeof(u32) * 4); | |
274 | memset(dmae, 0, sizeof(struct dmae_command)); | |
275 | ||
276 | dmae->opcode = (DMAE_CMD_SRC_GRC | DMAE_CMD_DST_PCI | | |
277 | DMAE_CMD_C_DST_PCI | DMAE_CMD_C_ENABLE | | |
278 | DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET | | |
279 | #ifdef __BIG_ENDIAN | |
280 | DMAE_CMD_ENDIANITY_B_DW_SWAP | | |
281 | #else | |
282 | DMAE_CMD_ENDIANITY_DW_SWAP | | |
283 | #endif | |
34f80b04 EG |
284 | (BP_PORT(bp) ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) | |
285 | (BP_E1HVN(bp) << DMAE_CMD_E1HVN_SHIFT)); | |
a2fbb9ea ET |
286 | dmae->src_addr_lo = src_addr >> 2; |
287 | dmae->src_addr_hi = 0; | |
288 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, wb_data)); | |
289 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, wb_data)); | |
290 | dmae->len = len32; | |
291 | dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, wb_comp)); | |
292 | dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, wb_comp)); | |
ad8d3948 | 293 | dmae->comp_val = DMAE_COMP_VAL; |
a2fbb9ea | 294 | |
ad8d3948 | 295 | DP(BNX2X_MSG_OFF, "dmae: opcode 0x%08x\n" |
a2fbb9ea ET |
296 | DP_LEVEL "src_addr [%x:%08x] len [%d *4] " |
297 | "dst_addr [%x:%08x (%08x)]\n" | |
298 | DP_LEVEL "comp_addr [%x:%08x] comp_val 0x%08x\n", | |
299 | dmae->opcode, dmae->src_addr_hi, dmae->src_addr_lo, | |
300 | dmae->len, dmae->dst_addr_hi, dmae->dst_addr_lo, src_addr, | |
301 | dmae->comp_addr_hi, dmae->comp_addr_lo, dmae->comp_val); | |
a2fbb9ea ET |
302 | |
303 | *wb_comp = 0; | |
304 | ||
34f80b04 | 305 | bnx2x_post_dmae(bp, dmae, INIT_DMAE_C(bp)); |
a2fbb9ea ET |
306 | |
307 | udelay(5); | |
ad8d3948 EG |
308 | |
309 | while (*wb_comp != DMAE_COMP_VAL) { | |
310 | ||
ad8d3948 | 311 | if (!cnt) { |
a2fbb9ea ET |
312 | BNX2X_ERR("dmae timeout!\n"); |
313 | break; | |
314 | } | |
ad8d3948 | 315 | cnt--; |
12469401 YG |
316 | /* adjust delay for emulation/FPGA */ |
317 | if (CHIP_REV_IS_SLOW(bp)) | |
318 | msleep(100); | |
319 | else | |
320 | udelay(5); | |
a2fbb9ea | 321 | } |
ad8d3948 | 322 | DP(BNX2X_MSG_OFF, "data [0x%08x 0x%08x 0x%08x 0x%08x]\n", |
a2fbb9ea ET |
323 | bp->slowpath->wb_data[0], bp->slowpath->wb_data[1], |
324 | bp->slowpath->wb_data[2], bp->slowpath->wb_data[3]); | |
ad8d3948 EG |
325 | |
326 | mutex_unlock(&bp->dmae_mutex); | |
327 | } | |
328 | ||
329 | /* used only for slowpath so not inlined */ | |
330 | static void bnx2x_wb_wr(struct bnx2x *bp, int reg, u32 val_hi, u32 val_lo) | |
331 | { | |
332 | u32 wb_write[2]; | |
333 | ||
334 | wb_write[0] = val_hi; | |
335 | wb_write[1] = val_lo; | |
336 | REG_WR_DMAE(bp, reg, wb_write, 2); | |
a2fbb9ea | 337 | } |
a2fbb9ea | 338 | |
ad8d3948 EG |
339 | #ifdef USE_WB_RD |
340 | static u64 bnx2x_wb_rd(struct bnx2x *bp, int reg) | |
341 | { | |
342 | u32 wb_data[2]; | |
343 | ||
344 | REG_RD_DMAE(bp, reg, wb_data, 2); | |
345 | ||
346 | return HILO_U64(wb_data[0], wb_data[1]); | |
347 | } | |
348 | #endif | |
349 | ||
a2fbb9ea ET |
350 | static int bnx2x_mc_assert(struct bnx2x *bp) |
351 | { | |
a2fbb9ea | 352 | char last_idx; |
34f80b04 EG |
353 | int i, rc = 0; |
354 | u32 row0, row1, row2, row3; | |
355 | ||
356 | /* XSTORM */ | |
357 | last_idx = REG_RD8(bp, BAR_XSTRORM_INTMEM + | |
358 | XSTORM_ASSERT_LIST_INDEX_OFFSET); | |
359 | if (last_idx) | |
360 | BNX2X_ERR("XSTORM_ASSERT_LIST_INDEX 0x%x\n", last_idx); | |
361 | ||
362 | /* print the asserts */ | |
363 | for (i = 0; i < STROM_ASSERT_ARRAY_SIZE; i++) { | |
364 | ||
365 | row0 = REG_RD(bp, BAR_XSTRORM_INTMEM + | |
366 | XSTORM_ASSERT_LIST_OFFSET(i)); | |
367 | row1 = REG_RD(bp, BAR_XSTRORM_INTMEM + | |
368 | XSTORM_ASSERT_LIST_OFFSET(i) + 4); | |
369 | row2 = REG_RD(bp, BAR_XSTRORM_INTMEM + | |
370 | XSTORM_ASSERT_LIST_OFFSET(i) + 8); | |
371 | row3 = REG_RD(bp, BAR_XSTRORM_INTMEM + | |
372 | XSTORM_ASSERT_LIST_OFFSET(i) + 12); | |
373 | ||
374 | if (row0 != COMMON_ASM_INVALID_ASSERT_OPCODE) { | |
375 | BNX2X_ERR("XSTORM_ASSERT_INDEX 0x%x = 0x%08x" | |
376 | " 0x%08x 0x%08x 0x%08x\n", | |
377 | i, row3, row2, row1, row0); | |
378 | rc++; | |
379 | } else { | |
380 | break; | |
381 | } | |
382 | } | |
383 | ||
384 | /* TSTORM */ | |
385 | last_idx = REG_RD8(bp, BAR_TSTRORM_INTMEM + | |
386 | TSTORM_ASSERT_LIST_INDEX_OFFSET); | |
387 | if (last_idx) | |
388 | BNX2X_ERR("TSTORM_ASSERT_LIST_INDEX 0x%x\n", last_idx); | |
389 | ||
390 | /* print the asserts */ | |
391 | for (i = 0; i < STROM_ASSERT_ARRAY_SIZE; i++) { | |
392 | ||
393 | row0 = REG_RD(bp, BAR_TSTRORM_INTMEM + | |
394 | TSTORM_ASSERT_LIST_OFFSET(i)); | |
395 | row1 = REG_RD(bp, BAR_TSTRORM_INTMEM + | |
396 | TSTORM_ASSERT_LIST_OFFSET(i) + 4); | |
397 | row2 = REG_RD(bp, BAR_TSTRORM_INTMEM + | |
398 | TSTORM_ASSERT_LIST_OFFSET(i) + 8); | |
399 | row3 = REG_RD(bp, BAR_TSTRORM_INTMEM + | |
400 | TSTORM_ASSERT_LIST_OFFSET(i) + 12); | |
401 | ||
402 | if (row0 != COMMON_ASM_INVALID_ASSERT_OPCODE) { | |
403 | BNX2X_ERR("TSTORM_ASSERT_INDEX 0x%x = 0x%08x" | |
404 | " 0x%08x 0x%08x 0x%08x\n", | |
405 | i, row3, row2, row1, row0); | |
406 | rc++; | |
407 | } else { | |
408 | break; | |
409 | } | |
410 | } | |
411 | ||
412 | /* CSTORM */ | |
413 | last_idx = REG_RD8(bp, BAR_CSTRORM_INTMEM + | |
414 | CSTORM_ASSERT_LIST_INDEX_OFFSET); | |
415 | if (last_idx) | |
416 | BNX2X_ERR("CSTORM_ASSERT_LIST_INDEX 0x%x\n", last_idx); | |
417 | ||
418 | /* print the asserts */ | |
419 | for (i = 0; i < STROM_ASSERT_ARRAY_SIZE; i++) { | |
420 | ||
421 | row0 = REG_RD(bp, BAR_CSTRORM_INTMEM + | |
422 | CSTORM_ASSERT_LIST_OFFSET(i)); | |
423 | row1 = REG_RD(bp, BAR_CSTRORM_INTMEM + | |
424 | CSTORM_ASSERT_LIST_OFFSET(i) + 4); | |
425 | row2 = REG_RD(bp, BAR_CSTRORM_INTMEM + | |
426 | CSTORM_ASSERT_LIST_OFFSET(i) + 8); | |
427 | row3 = REG_RD(bp, BAR_CSTRORM_INTMEM + | |
428 | CSTORM_ASSERT_LIST_OFFSET(i) + 12); | |
429 | ||
430 | if (row0 != COMMON_ASM_INVALID_ASSERT_OPCODE) { | |
431 | BNX2X_ERR("CSTORM_ASSERT_INDEX 0x%x = 0x%08x" | |
432 | " 0x%08x 0x%08x 0x%08x\n", | |
433 | i, row3, row2, row1, row0); | |
434 | rc++; | |
435 | } else { | |
436 | break; | |
437 | } | |
438 | } | |
439 | ||
440 | /* USTORM */ | |
441 | last_idx = REG_RD8(bp, BAR_USTRORM_INTMEM + | |
442 | USTORM_ASSERT_LIST_INDEX_OFFSET); | |
443 | if (last_idx) | |
444 | BNX2X_ERR("USTORM_ASSERT_LIST_INDEX 0x%x\n", last_idx); | |
445 | ||
446 | /* print the asserts */ | |
447 | for (i = 0; i < STROM_ASSERT_ARRAY_SIZE; i++) { | |
448 | ||
449 | row0 = REG_RD(bp, BAR_USTRORM_INTMEM + | |
450 | USTORM_ASSERT_LIST_OFFSET(i)); | |
451 | row1 = REG_RD(bp, BAR_USTRORM_INTMEM + | |
452 | USTORM_ASSERT_LIST_OFFSET(i) + 4); | |
453 | row2 = REG_RD(bp, BAR_USTRORM_INTMEM + | |
454 | USTORM_ASSERT_LIST_OFFSET(i) + 8); | |
455 | row3 = REG_RD(bp, BAR_USTRORM_INTMEM + | |
456 | USTORM_ASSERT_LIST_OFFSET(i) + 12); | |
457 | ||
458 | if (row0 != COMMON_ASM_INVALID_ASSERT_OPCODE) { | |
459 | BNX2X_ERR("USTORM_ASSERT_INDEX 0x%x = 0x%08x" | |
460 | " 0x%08x 0x%08x 0x%08x\n", | |
461 | i, row3, row2, row1, row0); | |
462 | rc++; | |
463 | } else { | |
464 | break; | |
a2fbb9ea ET |
465 | } |
466 | } | |
34f80b04 | 467 | |
a2fbb9ea ET |
468 | return rc; |
469 | } | |
c14423fe | 470 | |
a2fbb9ea ET |
471 | static void bnx2x_fw_dump(struct bnx2x *bp) |
472 | { | |
473 | u32 mark, offset; | |
4781bfad | 474 | __be32 data[9]; |
a2fbb9ea ET |
475 | int word; |
476 | ||
477 | mark = REG_RD(bp, MCP_REG_MCPR_SCRATCH + 0xf104); | |
49d66772 ET |
478 | mark = ((mark + 0x3) & ~0x3); |
479 | printk(KERN_ERR PFX "begin fw dump (mark 0x%x)\n" KERN_ERR, mark); | |
a2fbb9ea ET |
480 | |
481 | for (offset = mark - 0x08000000; offset <= 0xF900; offset += 0x8*4) { | |
482 | for (word = 0; word < 8; word++) | |
483 | data[word] = htonl(REG_RD(bp, MCP_REG_MCPR_SCRATCH + | |
484 | offset + 4*word)); | |
485 | data[8] = 0x0; | |
49d66772 | 486 | printk(KERN_CONT "%s", (char *)data); |
a2fbb9ea ET |
487 | } |
488 | for (offset = 0xF108; offset <= mark - 0x08000000; offset += 0x8*4) { | |
489 | for (word = 0; word < 8; word++) | |
490 | data[word] = htonl(REG_RD(bp, MCP_REG_MCPR_SCRATCH + | |
491 | offset + 4*word)); | |
492 | data[8] = 0x0; | |
49d66772 | 493 | printk(KERN_CONT "%s", (char *)data); |
a2fbb9ea ET |
494 | } |
495 | printk("\n" KERN_ERR PFX "end of fw dump\n"); | |
496 | } | |
497 | ||
498 | static void bnx2x_panic_dump(struct bnx2x *bp) | |
499 | { | |
500 | int i; | |
501 | u16 j, start, end; | |
502 | ||
66e855f3 YG |
503 | bp->stats_state = STATS_STATE_DISABLED; |
504 | DP(BNX2X_MSG_STATS, "stats_state - DISABLED\n"); | |
505 | ||
a2fbb9ea ET |
506 | BNX2X_ERR("begin crash dump -----------------\n"); |
507 | ||
8440d2b6 EG |
508 | /* Indices */ |
509 | /* Common */ | |
510 | BNX2X_ERR("def_c_idx(%u) def_u_idx(%u) def_x_idx(%u)" | |
511 | " def_t_idx(%u) def_att_idx(%u) attn_state(%u)" | |
512 | " spq_prod_idx(%u)\n", | |
513 | bp->def_c_idx, bp->def_u_idx, bp->def_x_idx, bp->def_t_idx, | |
514 | bp->def_att_idx, bp->attn_state, bp->spq_prod_idx); | |
515 | ||
516 | /* Rx */ | |
517 | for_each_rx_queue(bp, i) { | |
a2fbb9ea | 518 | struct bnx2x_fastpath *fp = &bp->fp[i]; |
a2fbb9ea | 519 | |
8440d2b6 | 520 | BNX2X_ERR("queue[%d]: rx_bd_prod(%x) rx_bd_cons(%x)" |
66e855f3 YG |
521 | " *rx_bd_cons_sb(%x) rx_comp_prod(%x)" |
522 | " rx_comp_cons(%x) *rx_cons_sb(%x)\n", | |
8440d2b6 | 523 | i, fp->rx_bd_prod, fp->rx_bd_cons, |
66e855f3 YG |
524 | le16_to_cpu(*fp->rx_bd_cons_sb), fp->rx_comp_prod, |
525 | fp->rx_comp_cons, le16_to_cpu(*fp->rx_cons_sb)); | |
526 | BNX2X_ERR(" rx_sge_prod(%x) last_max_sge(%x)" | |
8440d2b6 EG |
527 | " fp_u_idx(%x) *sb_u_idx(%x)\n", |
528 | fp->rx_sge_prod, fp->last_max_sge, | |
529 | le16_to_cpu(fp->fp_u_idx), | |
530 | fp->status_blk->u_status_block.status_block_index); | |
531 | } | |
a2fbb9ea | 532 | |
8440d2b6 EG |
533 | /* Tx */ |
534 | for_each_tx_queue(bp, i) { | |
535 | struct bnx2x_fastpath *fp = &bp->fp[i]; | |
536 | struct eth_tx_db_data *hw_prods = fp->hw_tx_prods; | |
a2fbb9ea | 537 | |
8440d2b6 EG |
538 | BNX2X_ERR("queue[%d]: tx_pkt_prod(%x) tx_pkt_cons(%x)" |
539 | " tx_bd_prod(%x) tx_bd_cons(%x) *tx_cons_sb(%x)\n", | |
540 | i, fp->tx_pkt_prod, fp->tx_pkt_cons, fp->tx_bd_prod, | |
541 | fp->tx_bd_cons, le16_to_cpu(*fp->tx_cons_sb)); | |
542 | BNX2X_ERR(" fp_c_idx(%x) *sb_c_idx(%x)" | |
543 | " bd data(%x,%x)\n", le16_to_cpu(fp->fp_c_idx), | |
544 | fp->status_blk->c_status_block.status_block_index, | |
545 | hw_prods->packets_prod, hw_prods->bds_prod); | |
546 | } | |
a2fbb9ea | 547 | |
8440d2b6 EG |
548 | /* Rings */ |
549 | /* Rx */ | |
550 | for_each_rx_queue(bp, i) { | |
551 | struct bnx2x_fastpath *fp = &bp->fp[i]; | |
a2fbb9ea ET |
552 | |
553 | start = RX_BD(le16_to_cpu(*fp->rx_cons_sb) - 10); | |
554 | end = RX_BD(le16_to_cpu(*fp->rx_cons_sb) + 503); | |
8440d2b6 | 555 | for (j = start; j != end; j = RX_BD(j + 1)) { |
a2fbb9ea ET |
556 | u32 *rx_bd = (u32 *)&fp->rx_desc_ring[j]; |
557 | struct sw_rx_bd *sw_bd = &fp->rx_buf_ring[j]; | |
558 | ||
559 | BNX2X_ERR("rx_bd[%x]=[%x:%x] sw_bd=[%p]\n", | |
34f80b04 | 560 | j, rx_bd[1], rx_bd[0], sw_bd->skb); |
a2fbb9ea ET |
561 | } |
562 | ||
3196a88a EG |
563 | start = RX_SGE(fp->rx_sge_prod); |
564 | end = RX_SGE(fp->last_max_sge); | |
8440d2b6 | 565 | for (j = start; j != end; j = RX_SGE(j + 1)) { |
7a9b2557 VZ |
566 | u32 *rx_sge = (u32 *)&fp->rx_sge_ring[j]; |
567 | struct sw_rx_page *sw_page = &fp->rx_page_ring[j]; | |
568 | ||
569 | BNX2X_ERR("rx_sge[%x]=[%x:%x] sw_page=[%p]\n", | |
570 | j, rx_sge[1], rx_sge[0], sw_page->page); | |
571 | } | |
572 | ||
a2fbb9ea ET |
573 | start = RCQ_BD(fp->rx_comp_cons - 10); |
574 | end = RCQ_BD(fp->rx_comp_cons + 503); | |
8440d2b6 | 575 | for (j = start; j != end; j = RCQ_BD(j + 1)) { |
a2fbb9ea ET |
576 | u32 *cqe = (u32 *)&fp->rx_comp_ring[j]; |
577 | ||
578 | BNX2X_ERR("cqe[%x]=[%x:%x:%x:%x]\n", | |
579 | j, cqe[0], cqe[1], cqe[2], cqe[3]); | |
580 | } | |
581 | } | |
582 | ||
8440d2b6 EG |
583 | /* Tx */ |
584 | for_each_tx_queue(bp, i) { | |
585 | struct bnx2x_fastpath *fp = &bp->fp[i]; | |
586 | ||
587 | start = TX_BD(le16_to_cpu(*fp->tx_cons_sb) - 10); | |
588 | end = TX_BD(le16_to_cpu(*fp->tx_cons_sb) + 245); | |
589 | for (j = start; j != end; j = TX_BD(j + 1)) { | |
590 | struct sw_tx_bd *sw_bd = &fp->tx_buf_ring[j]; | |
591 | ||
592 | BNX2X_ERR("packet[%x]=[%p,%x]\n", j, | |
593 | sw_bd->skb, sw_bd->first_bd); | |
594 | } | |
595 | ||
596 | start = TX_BD(fp->tx_bd_cons - 10); | |
597 | end = TX_BD(fp->tx_bd_cons + 254); | |
598 | for (j = start; j != end; j = TX_BD(j + 1)) { | |
599 | u32 *tx_bd = (u32 *)&fp->tx_desc_ring[j]; | |
600 | ||
601 | BNX2X_ERR("tx_bd[%x]=[%x:%x:%x:%x]\n", | |
602 | j, tx_bd[0], tx_bd[1], tx_bd[2], tx_bd[3]); | |
603 | } | |
604 | } | |
a2fbb9ea | 605 | |
34f80b04 | 606 | bnx2x_fw_dump(bp); |
a2fbb9ea ET |
607 | bnx2x_mc_assert(bp); |
608 | BNX2X_ERR("end crash dump -----------------\n"); | |
a2fbb9ea ET |
609 | } |
610 | ||
615f8fd9 | 611 | static void bnx2x_int_enable(struct bnx2x *bp) |
a2fbb9ea | 612 | { |
34f80b04 | 613 | int port = BP_PORT(bp); |
a2fbb9ea ET |
614 | u32 addr = port ? HC_REG_CONFIG_1 : HC_REG_CONFIG_0; |
615 | u32 val = REG_RD(bp, addr); | |
616 | int msix = (bp->flags & USING_MSIX_FLAG) ? 1 : 0; | |
8badd27a | 617 | int msi = (bp->flags & USING_MSI_FLAG) ? 1 : 0; |
a2fbb9ea ET |
618 | |
619 | if (msix) { | |
8badd27a EG |
620 | val &= ~(HC_CONFIG_0_REG_SINGLE_ISR_EN_0 | |
621 | HC_CONFIG_0_REG_INT_LINE_EN_0); | |
a2fbb9ea ET |
622 | val |= (HC_CONFIG_0_REG_MSI_MSIX_INT_EN_0 | |
623 | HC_CONFIG_0_REG_ATTN_BIT_EN_0); | |
8badd27a EG |
624 | } else if (msi) { |
625 | val &= ~HC_CONFIG_0_REG_INT_LINE_EN_0; | |
626 | val |= (HC_CONFIG_0_REG_SINGLE_ISR_EN_0 | | |
627 | HC_CONFIG_0_REG_MSI_MSIX_INT_EN_0 | | |
628 | HC_CONFIG_0_REG_ATTN_BIT_EN_0); | |
a2fbb9ea ET |
629 | } else { |
630 | val |= (HC_CONFIG_0_REG_SINGLE_ISR_EN_0 | | |
615f8fd9 | 631 | HC_CONFIG_0_REG_MSI_MSIX_INT_EN_0 | |
a2fbb9ea ET |
632 | HC_CONFIG_0_REG_INT_LINE_EN_0 | |
633 | HC_CONFIG_0_REG_ATTN_BIT_EN_0); | |
615f8fd9 | 634 | |
8badd27a EG |
635 | DP(NETIF_MSG_INTR, "write %x to HC %d (addr 0x%x)\n", |
636 | val, port, addr); | |
615f8fd9 ET |
637 | |
638 | REG_WR(bp, addr, val); | |
639 | ||
a2fbb9ea ET |
640 | val &= ~HC_CONFIG_0_REG_MSI_MSIX_INT_EN_0; |
641 | } | |
642 | ||
8badd27a EG |
643 | DP(NETIF_MSG_INTR, "write %x to HC %d (addr 0x%x) mode %s\n", |
644 | val, port, addr, (msix ? "MSI-X" : (msi ? "MSI" : "INTx"))); | |
a2fbb9ea ET |
645 | |
646 | REG_WR(bp, addr, val); | |
34f80b04 EG |
647 | |
648 | if (CHIP_IS_E1H(bp)) { | |
649 | /* init leading/trailing edge */ | |
650 | if (IS_E1HMF(bp)) { | |
8badd27a | 651 | val = (0xee0f | (1 << (BP_E1HVN(bp) + 4))); |
34f80b04 | 652 | if (bp->port.pmf) |
4acac6a5 EG |
653 | /* enable nig and gpio3 attention */ |
654 | val |= 0x1100; | |
34f80b04 EG |
655 | } else |
656 | val = 0xffff; | |
657 | ||
658 | REG_WR(bp, HC_REG_TRAILING_EDGE_0 + port*8, val); | |
659 | REG_WR(bp, HC_REG_LEADING_EDGE_0 + port*8, val); | |
660 | } | |
a2fbb9ea ET |
661 | } |
662 | ||
615f8fd9 | 663 | static void bnx2x_int_disable(struct bnx2x *bp) |
a2fbb9ea | 664 | { |
34f80b04 | 665 | int port = BP_PORT(bp); |
a2fbb9ea ET |
666 | u32 addr = port ? HC_REG_CONFIG_1 : HC_REG_CONFIG_0; |
667 | u32 val = REG_RD(bp, addr); | |
668 | ||
669 | val &= ~(HC_CONFIG_0_REG_SINGLE_ISR_EN_0 | | |
670 | HC_CONFIG_0_REG_MSI_MSIX_INT_EN_0 | | |
671 | HC_CONFIG_0_REG_INT_LINE_EN_0 | | |
672 | HC_CONFIG_0_REG_ATTN_BIT_EN_0); | |
673 | ||
674 | DP(NETIF_MSG_INTR, "write %x to HC %d (addr 0x%x)\n", | |
675 | val, port, addr); | |
676 | ||
8badd27a EG |
677 | /* flush all outstanding writes */ |
678 | mmiowb(); | |
679 | ||
a2fbb9ea ET |
680 | REG_WR(bp, addr, val); |
681 | if (REG_RD(bp, addr) != val) | |
682 | BNX2X_ERR("BUG! proper val not read from IGU!\n"); | |
356e2385 | 683 | |
a2fbb9ea ET |
684 | } |
685 | ||
f8ef6e44 | 686 | static void bnx2x_int_disable_sync(struct bnx2x *bp, int disable_hw) |
a2fbb9ea | 687 | { |
a2fbb9ea | 688 | int msix = (bp->flags & USING_MSIX_FLAG) ? 1 : 0; |
8badd27a | 689 | int i, offset; |
a2fbb9ea | 690 | |
34f80b04 | 691 | /* disable interrupt handling */ |
a2fbb9ea | 692 | atomic_inc(&bp->intr_sem); |
f8ef6e44 YG |
693 | if (disable_hw) |
694 | /* prevent the HW from sending interrupts */ | |
695 | bnx2x_int_disable(bp); | |
a2fbb9ea ET |
696 | |
697 | /* make sure all ISRs are done */ | |
698 | if (msix) { | |
8badd27a EG |
699 | synchronize_irq(bp->msix_table[0].vector); |
700 | offset = 1; | |
a2fbb9ea | 701 | for_each_queue(bp, i) |
8badd27a | 702 | synchronize_irq(bp->msix_table[i + offset].vector); |
a2fbb9ea ET |
703 | } else |
704 | synchronize_irq(bp->pdev->irq); | |
705 | ||
706 | /* make sure sp_task is not running */ | |
1cf167f2 EG |
707 | cancel_delayed_work(&bp->sp_task); |
708 | flush_workqueue(bnx2x_wq); | |
a2fbb9ea ET |
709 | } |
710 | ||
34f80b04 | 711 | /* fast path */ |
a2fbb9ea ET |
712 | |
713 | /* | |
34f80b04 | 714 | * General service functions |
a2fbb9ea ET |
715 | */ |
716 | ||
34f80b04 | 717 | static inline void bnx2x_ack_sb(struct bnx2x *bp, u8 sb_id, |
a2fbb9ea ET |
718 | u8 storm, u16 index, u8 op, u8 update) |
719 | { | |
5c862848 EG |
720 | u32 hc_addr = (HC_REG_COMMAND_REG + BP_PORT(bp)*32 + |
721 | COMMAND_REG_INT_ACK); | |
a2fbb9ea ET |
722 | struct igu_ack_register igu_ack; |
723 | ||
724 | igu_ack.status_block_index = index; | |
725 | igu_ack.sb_id_and_flags = | |
34f80b04 | 726 | ((sb_id << IGU_ACK_REGISTER_STATUS_BLOCK_ID_SHIFT) | |
a2fbb9ea ET |
727 | (storm << IGU_ACK_REGISTER_STORM_ID_SHIFT) | |
728 | (update << IGU_ACK_REGISTER_UPDATE_INDEX_SHIFT) | | |
729 | (op << IGU_ACK_REGISTER_INTERRUPT_MODE_SHIFT)); | |
730 | ||
5c862848 EG |
731 | DP(BNX2X_MSG_OFF, "write 0x%08x to HC addr 0x%x\n", |
732 | (*(u32 *)&igu_ack), hc_addr); | |
733 | REG_WR(bp, hc_addr, (*(u32 *)&igu_ack)); | |
a2fbb9ea ET |
734 | } |
735 | ||
736 | static inline u16 bnx2x_update_fpsb_idx(struct bnx2x_fastpath *fp) | |
737 | { | |
738 | struct host_status_block *fpsb = fp->status_blk; | |
739 | u16 rc = 0; | |
740 | ||
741 | barrier(); /* status block is written to by the chip */ | |
742 | if (fp->fp_c_idx != fpsb->c_status_block.status_block_index) { | |
743 | fp->fp_c_idx = fpsb->c_status_block.status_block_index; | |
744 | rc |= 1; | |
745 | } | |
746 | if (fp->fp_u_idx != fpsb->u_status_block.status_block_index) { | |
747 | fp->fp_u_idx = fpsb->u_status_block.status_block_index; | |
748 | rc |= 2; | |
749 | } | |
750 | return rc; | |
751 | } | |
752 | ||
a2fbb9ea ET |
753 | static u16 bnx2x_ack_int(struct bnx2x *bp) |
754 | { | |
5c862848 EG |
755 | u32 hc_addr = (HC_REG_COMMAND_REG + BP_PORT(bp)*32 + |
756 | COMMAND_REG_SIMD_MASK); | |
757 | u32 result = REG_RD(bp, hc_addr); | |
a2fbb9ea | 758 | |
5c862848 EG |
759 | DP(BNX2X_MSG_OFF, "read 0x%08x from HC addr 0x%x\n", |
760 | result, hc_addr); | |
a2fbb9ea | 761 | |
a2fbb9ea ET |
762 | return result; |
763 | } | |
764 | ||
765 | ||
766 | /* | |
767 | * fast path service functions | |
768 | */ | |
769 | ||
237907c1 EG |
770 | static inline int bnx2x_has_tx_work(struct bnx2x_fastpath *fp) |
771 | { | |
772 | u16 tx_cons_sb; | |
773 | ||
774 | /* Tell compiler that status block fields can change */ | |
775 | barrier(); | |
776 | tx_cons_sb = le16_to_cpu(*fp->tx_cons_sb); | |
e8b5fc51 VZ |
777 | return (fp->tx_pkt_cons != tx_cons_sb); |
778 | } | |
779 | ||
780 | static inline int bnx2x_has_tx_work_unload(struct bnx2x_fastpath *fp) | |
781 | { | |
782 | /* Tell compiler that consumer and producer can change */ | |
783 | barrier(); | |
784 | return (fp->tx_pkt_prod != fp->tx_pkt_cons); | |
237907c1 EG |
785 | } |
786 | ||
a2fbb9ea ET |
787 | /* free skb in the packet ring at pos idx |
788 | * return idx of last bd freed | |
789 | */ | |
790 | static u16 bnx2x_free_tx_pkt(struct bnx2x *bp, struct bnx2x_fastpath *fp, | |
791 | u16 idx) | |
792 | { | |
793 | struct sw_tx_bd *tx_buf = &fp->tx_buf_ring[idx]; | |
794 | struct eth_tx_bd *tx_bd; | |
795 | struct sk_buff *skb = tx_buf->skb; | |
34f80b04 | 796 | u16 bd_idx = TX_BD(tx_buf->first_bd), new_cons; |
a2fbb9ea ET |
797 | int nbd; |
798 | ||
799 | DP(BNX2X_MSG_OFF, "pkt_idx %d buff @(%p)->skb %p\n", | |
800 | idx, tx_buf, skb); | |
801 | ||
802 | /* unmap first bd */ | |
803 | DP(BNX2X_MSG_OFF, "free bd_idx %d\n", bd_idx); | |
804 | tx_bd = &fp->tx_desc_ring[bd_idx]; | |
805 | pci_unmap_single(bp->pdev, BD_UNMAP_ADDR(tx_bd), | |
806 | BD_UNMAP_LEN(tx_bd), PCI_DMA_TODEVICE); | |
807 | ||
808 | nbd = le16_to_cpu(tx_bd->nbd) - 1; | |
34f80b04 | 809 | new_cons = nbd + tx_buf->first_bd; |
a2fbb9ea ET |
810 | #ifdef BNX2X_STOP_ON_ERROR |
811 | if (nbd > (MAX_SKB_FRAGS + 2)) { | |
34f80b04 | 812 | BNX2X_ERR("BAD nbd!\n"); |
a2fbb9ea ET |
813 | bnx2x_panic(); |
814 | } | |
815 | #endif | |
816 | ||
817 | /* Skip a parse bd and the TSO split header bd | |
818 | since they have no mapping */ | |
819 | if (nbd) | |
820 | bd_idx = TX_BD(NEXT_TX_IDX(bd_idx)); | |
821 | ||
822 | if (tx_bd->bd_flags.as_bitfield & (ETH_TX_BD_FLAGS_IP_CSUM | | |
823 | ETH_TX_BD_FLAGS_TCP_CSUM | | |
824 | ETH_TX_BD_FLAGS_SW_LSO)) { | |
825 | if (--nbd) | |
826 | bd_idx = TX_BD(NEXT_TX_IDX(bd_idx)); | |
827 | tx_bd = &fp->tx_desc_ring[bd_idx]; | |
828 | /* is this a TSO split header bd? */ | |
829 | if (tx_bd->bd_flags.as_bitfield & ETH_TX_BD_FLAGS_SW_LSO) { | |
830 | if (--nbd) | |
831 | bd_idx = TX_BD(NEXT_TX_IDX(bd_idx)); | |
832 | } | |
833 | } | |
834 | ||
835 | /* now free frags */ | |
836 | while (nbd > 0) { | |
837 | ||
838 | DP(BNX2X_MSG_OFF, "free frag bd_idx %d\n", bd_idx); | |
839 | tx_bd = &fp->tx_desc_ring[bd_idx]; | |
840 | pci_unmap_page(bp->pdev, BD_UNMAP_ADDR(tx_bd), | |
841 | BD_UNMAP_LEN(tx_bd), PCI_DMA_TODEVICE); | |
842 | if (--nbd) | |
843 | bd_idx = TX_BD(NEXT_TX_IDX(bd_idx)); | |
844 | } | |
845 | ||
846 | /* release skb */ | |
53e5e96e | 847 | WARN_ON(!skb); |
a2fbb9ea ET |
848 | dev_kfree_skb(skb); |
849 | tx_buf->first_bd = 0; | |
850 | tx_buf->skb = NULL; | |
851 | ||
34f80b04 | 852 | return new_cons; |
a2fbb9ea ET |
853 | } |
854 | ||
34f80b04 | 855 | static inline u16 bnx2x_tx_avail(struct bnx2x_fastpath *fp) |
a2fbb9ea | 856 | { |
34f80b04 EG |
857 | s16 used; |
858 | u16 prod; | |
859 | u16 cons; | |
a2fbb9ea | 860 | |
34f80b04 | 861 | barrier(); /* Tell compiler that prod and cons can change */ |
a2fbb9ea ET |
862 | prod = fp->tx_bd_prod; |
863 | cons = fp->tx_bd_cons; | |
864 | ||
34f80b04 EG |
865 | /* NUM_TX_RINGS = number of "next-page" entries |
866 | It will be used as a threshold */ | |
867 | used = SUB_S16(prod, cons) + (s16)NUM_TX_RINGS; | |
a2fbb9ea | 868 | |
34f80b04 | 869 | #ifdef BNX2X_STOP_ON_ERROR |
53e5e96e IJ |
870 | WARN_ON(used < 0); |
871 | WARN_ON(used > fp->bp->tx_ring_size); | |
872 | WARN_ON((fp->bp->tx_ring_size - used) > MAX_TX_AVAIL); | |
34f80b04 | 873 | #endif |
a2fbb9ea | 874 | |
34f80b04 | 875 | return (s16)(fp->bp->tx_ring_size) - used; |
a2fbb9ea ET |
876 | } |
877 | ||
7961f791 | 878 | static void bnx2x_tx_int(struct bnx2x_fastpath *fp) |
a2fbb9ea ET |
879 | { |
880 | struct bnx2x *bp = fp->bp; | |
555f6c78 | 881 | struct netdev_queue *txq; |
a2fbb9ea ET |
882 | u16 hw_cons, sw_cons, bd_cons = fp->tx_bd_cons; |
883 | int done = 0; | |
884 | ||
885 | #ifdef BNX2X_STOP_ON_ERROR | |
886 | if (unlikely(bp->panic)) | |
887 | return; | |
888 | #endif | |
889 | ||
555f6c78 | 890 | txq = netdev_get_tx_queue(bp->dev, fp->index); |
a2fbb9ea ET |
891 | hw_cons = le16_to_cpu(*fp->tx_cons_sb); |
892 | sw_cons = fp->tx_pkt_cons; | |
893 | ||
894 | while (sw_cons != hw_cons) { | |
895 | u16 pkt_cons; | |
896 | ||
897 | pkt_cons = TX_BD(sw_cons); | |
898 | ||
899 | /* prefetch(bp->tx_buf_ring[pkt_cons].skb); */ | |
900 | ||
34f80b04 | 901 | DP(NETIF_MSG_TX_DONE, "hw_cons %u sw_cons %u pkt_cons %u\n", |
a2fbb9ea ET |
902 | hw_cons, sw_cons, pkt_cons); |
903 | ||
34f80b04 | 904 | /* if (NEXT_TX_IDX(sw_cons) != hw_cons) { |
a2fbb9ea ET |
905 | rmb(); |
906 | prefetch(fp->tx_buf_ring[NEXT_TX_IDX(sw_cons)].skb); | |
907 | } | |
908 | */ | |
909 | bd_cons = bnx2x_free_tx_pkt(bp, fp, pkt_cons); | |
910 | sw_cons++; | |
911 | done++; | |
a2fbb9ea ET |
912 | } |
913 | ||
914 | fp->tx_pkt_cons = sw_cons; | |
915 | fp->tx_bd_cons = bd_cons; | |
916 | ||
a2fbb9ea | 917 | /* TBD need a thresh? */ |
555f6c78 | 918 | if (unlikely(netif_tx_queue_stopped(txq))) { |
a2fbb9ea | 919 | |
555f6c78 | 920 | __netif_tx_lock(txq, smp_processor_id()); |
a2fbb9ea | 921 | |
6044735d EG |
922 | /* Need to make the tx_bd_cons update visible to start_xmit() |
923 | * before checking for netif_tx_queue_stopped(). Without the | |
924 | * memory barrier, there is a small possibility that | |
925 | * start_xmit() will miss it and cause the queue to be stopped | |
926 | * forever. | |
927 | */ | |
928 | smp_mb(); | |
929 | ||
555f6c78 | 930 | if ((netif_tx_queue_stopped(txq)) && |
da5a662a | 931 | (bp->state == BNX2X_STATE_OPEN) && |
a2fbb9ea | 932 | (bnx2x_tx_avail(fp) >= MAX_SKB_FRAGS + 3)) |
555f6c78 | 933 | netif_tx_wake_queue(txq); |
a2fbb9ea | 934 | |
555f6c78 | 935 | __netif_tx_unlock(txq); |
a2fbb9ea ET |
936 | } |
937 | } | |
938 | ||
3196a88a | 939 | |
a2fbb9ea ET |
940 | static void bnx2x_sp_event(struct bnx2x_fastpath *fp, |
941 | union eth_rx_cqe *rr_cqe) | |
942 | { | |
943 | struct bnx2x *bp = fp->bp; | |
944 | int cid = SW_CID(rr_cqe->ramrod_cqe.conn_and_cmd_data); | |
945 | int command = CQE_CMD(rr_cqe->ramrod_cqe.conn_and_cmd_data); | |
946 | ||
34f80b04 | 947 | DP(BNX2X_MSG_SP, |
a2fbb9ea | 948 | "fp %d cid %d got ramrod #%d state is %x type is %d\n", |
0626b899 | 949 | fp->index, cid, command, bp->state, |
34f80b04 | 950 | rr_cqe->ramrod_cqe.ramrod_type); |
a2fbb9ea ET |
951 | |
952 | bp->spq_left++; | |
953 | ||
0626b899 | 954 | if (fp->index) { |
a2fbb9ea ET |
955 | switch (command | fp->state) { |
956 | case (RAMROD_CMD_ID_ETH_CLIENT_SETUP | | |
957 | BNX2X_FP_STATE_OPENING): | |
958 | DP(NETIF_MSG_IFUP, "got MULTI[%d] setup ramrod\n", | |
959 | cid); | |
960 | fp->state = BNX2X_FP_STATE_OPEN; | |
961 | break; | |
962 | ||
963 | case (RAMROD_CMD_ID_ETH_HALT | BNX2X_FP_STATE_HALTING): | |
964 | DP(NETIF_MSG_IFDOWN, "got MULTI[%d] halt ramrod\n", | |
965 | cid); | |
966 | fp->state = BNX2X_FP_STATE_HALTED; | |
967 | break; | |
968 | ||
969 | default: | |
34f80b04 EG |
970 | BNX2X_ERR("unexpected MC reply (%d) " |
971 | "fp->state is %x\n", command, fp->state); | |
972 | break; | |
a2fbb9ea | 973 | } |
34f80b04 | 974 | mb(); /* force bnx2x_wait_ramrod() to see the change */ |
a2fbb9ea ET |
975 | return; |
976 | } | |
c14423fe | 977 | |
a2fbb9ea ET |
978 | switch (command | bp->state) { |
979 | case (RAMROD_CMD_ID_ETH_PORT_SETUP | BNX2X_STATE_OPENING_WAIT4_PORT): | |
980 | DP(NETIF_MSG_IFUP, "got setup ramrod\n"); | |
981 | bp->state = BNX2X_STATE_OPEN; | |
982 | break; | |
983 | ||
984 | case (RAMROD_CMD_ID_ETH_HALT | BNX2X_STATE_CLOSING_WAIT4_HALT): | |
985 | DP(NETIF_MSG_IFDOWN, "got halt ramrod\n"); | |
986 | bp->state = BNX2X_STATE_CLOSING_WAIT4_DELETE; | |
987 | fp->state = BNX2X_FP_STATE_HALTED; | |
988 | break; | |
989 | ||
a2fbb9ea | 990 | case (RAMROD_CMD_ID_ETH_CFC_DEL | BNX2X_STATE_CLOSING_WAIT4_HALT): |
34f80b04 | 991 | DP(NETIF_MSG_IFDOWN, "got delete ramrod for MULTI[%d]\n", cid); |
49d66772 | 992 | bnx2x_fp(bp, cid, state) = BNX2X_FP_STATE_CLOSED; |
a2fbb9ea ET |
993 | break; |
994 | ||
3196a88a | 995 | |
a2fbb9ea | 996 | case (RAMROD_CMD_ID_ETH_SET_MAC | BNX2X_STATE_OPEN): |
34f80b04 | 997 | case (RAMROD_CMD_ID_ETH_SET_MAC | BNX2X_STATE_DIAG): |
a2fbb9ea | 998 | DP(NETIF_MSG_IFUP, "got set mac ramrod\n"); |
bb2a0f7a | 999 | bp->set_mac_pending = 0; |
a2fbb9ea ET |
1000 | break; |
1001 | ||
49d66772 | 1002 | case (RAMROD_CMD_ID_ETH_SET_MAC | BNX2X_STATE_CLOSING_WAIT4_HALT): |
34f80b04 | 1003 | DP(NETIF_MSG_IFDOWN, "got (un)set mac ramrod\n"); |
49d66772 ET |
1004 | break; |
1005 | ||
a2fbb9ea | 1006 | default: |
34f80b04 | 1007 | BNX2X_ERR("unexpected MC reply (%d) bp->state is %x\n", |
a2fbb9ea | 1008 | command, bp->state); |
34f80b04 | 1009 | break; |
a2fbb9ea | 1010 | } |
34f80b04 | 1011 | mb(); /* force bnx2x_wait_ramrod() to see the change */ |
a2fbb9ea ET |
1012 | } |
1013 | ||
7a9b2557 VZ |
1014 | static inline void bnx2x_free_rx_sge(struct bnx2x *bp, |
1015 | struct bnx2x_fastpath *fp, u16 index) | |
1016 | { | |
1017 | struct sw_rx_page *sw_buf = &fp->rx_page_ring[index]; | |
1018 | struct page *page = sw_buf->page; | |
1019 | struct eth_rx_sge *sge = &fp->rx_sge_ring[index]; | |
1020 | ||
1021 | /* Skip "next page" elements */ | |
1022 | if (!page) | |
1023 | return; | |
1024 | ||
1025 | pci_unmap_page(bp->pdev, pci_unmap_addr(sw_buf, mapping), | |
4f40f2cb | 1026 | SGE_PAGE_SIZE*PAGES_PER_SGE, PCI_DMA_FROMDEVICE); |
7a9b2557 VZ |
1027 | __free_pages(page, PAGES_PER_SGE_SHIFT); |
1028 | ||
1029 | sw_buf->page = NULL; | |
1030 | sge->addr_hi = 0; | |
1031 | sge->addr_lo = 0; | |
1032 | } | |
1033 | ||
1034 | static inline void bnx2x_free_rx_sge_range(struct bnx2x *bp, | |
1035 | struct bnx2x_fastpath *fp, int last) | |
1036 | { | |
1037 | int i; | |
1038 | ||
1039 | for (i = 0; i < last; i++) | |
1040 | bnx2x_free_rx_sge(bp, fp, i); | |
1041 | } | |
1042 | ||
1043 | static inline int bnx2x_alloc_rx_sge(struct bnx2x *bp, | |
1044 | struct bnx2x_fastpath *fp, u16 index) | |
1045 | { | |
1046 | struct page *page = alloc_pages(GFP_ATOMIC, PAGES_PER_SGE_SHIFT); | |
1047 | struct sw_rx_page *sw_buf = &fp->rx_page_ring[index]; | |
1048 | struct eth_rx_sge *sge = &fp->rx_sge_ring[index]; | |
1049 | dma_addr_t mapping; | |
1050 | ||
1051 | if (unlikely(page == NULL)) | |
1052 | return -ENOMEM; | |
1053 | ||
4f40f2cb | 1054 | mapping = pci_map_page(bp->pdev, page, 0, SGE_PAGE_SIZE*PAGES_PER_SGE, |
7a9b2557 | 1055 | PCI_DMA_FROMDEVICE); |
8d8bb39b | 1056 | if (unlikely(dma_mapping_error(&bp->pdev->dev, mapping))) { |
7a9b2557 VZ |
1057 | __free_pages(page, PAGES_PER_SGE_SHIFT); |
1058 | return -ENOMEM; | |
1059 | } | |
1060 | ||
1061 | sw_buf->page = page; | |
1062 | pci_unmap_addr_set(sw_buf, mapping, mapping); | |
1063 | ||
1064 | sge->addr_hi = cpu_to_le32(U64_HI(mapping)); | |
1065 | sge->addr_lo = cpu_to_le32(U64_LO(mapping)); | |
1066 | ||
1067 | return 0; | |
1068 | } | |
1069 | ||
a2fbb9ea ET |
1070 | static inline int bnx2x_alloc_rx_skb(struct bnx2x *bp, |
1071 | struct bnx2x_fastpath *fp, u16 index) | |
1072 | { | |
1073 | struct sk_buff *skb; | |
1074 | struct sw_rx_bd *rx_buf = &fp->rx_buf_ring[index]; | |
1075 | struct eth_rx_bd *rx_bd = &fp->rx_desc_ring[index]; | |
1076 | dma_addr_t mapping; | |
1077 | ||
1078 | skb = netdev_alloc_skb(bp->dev, bp->rx_buf_size); | |
1079 | if (unlikely(skb == NULL)) | |
1080 | return -ENOMEM; | |
1081 | ||
437cf2f1 | 1082 | mapping = pci_map_single(bp->pdev, skb->data, bp->rx_buf_size, |
a2fbb9ea | 1083 | PCI_DMA_FROMDEVICE); |
8d8bb39b | 1084 | if (unlikely(dma_mapping_error(&bp->pdev->dev, mapping))) { |
a2fbb9ea ET |
1085 | dev_kfree_skb(skb); |
1086 | return -ENOMEM; | |
1087 | } | |
1088 | ||
1089 | rx_buf->skb = skb; | |
1090 | pci_unmap_addr_set(rx_buf, mapping, mapping); | |
1091 | ||
1092 | rx_bd->addr_hi = cpu_to_le32(U64_HI(mapping)); | |
1093 | rx_bd->addr_lo = cpu_to_le32(U64_LO(mapping)); | |
1094 | ||
1095 | return 0; | |
1096 | } | |
1097 | ||
1098 | /* note that we are not allocating a new skb, | |
1099 | * we are just moving one from cons to prod | |
1100 | * we are not creating a new mapping, | |
1101 | * so there is no need to check for dma_mapping_error(). | |
1102 | */ | |
1103 | static void bnx2x_reuse_rx_skb(struct bnx2x_fastpath *fp, | |
1104 | struct sk_buff *skb, u16 cons, u16 prod) | |
1105 | { | |
1106 | struct bnx2x *bp = fp->bp; | |
1107 | struct sw_rx_bd *cons_rx_buf = &fp->rx_buf_ring[cons]; | |
1108 | struct sw_rx_bd *prod_rx_buf = &fp->rx_buf_ring[prod]; | |
1109 | struct eth_rx_bd *cons_bd = &fp->rx_desc_ring[cons]; | |
1110 | struct eth_rx_bd *prod_bd = &fp->rx_desc_ring[prod]; | |
1111 | ||
1112 | pci_dma_sync_single_for_device(bp->pdev, | |
1113 | pci_unmap_addr(cons_rx_buf, mapping), | |
87942b46 | 1114 | RX_COPY_THRESH, PCI_DMA_FROMDEVICE); |
a2fbb9ea ET |
1115 | |
1116 | prod_rx_buf->skb = cons_rx_buf->skb; | |
1117 | pci_unmap_addr_set(prod_rx_buf, mapping, | |
1118 | pci_unmap_addr(cons_rx_buf, mapping)); | |
1119 | *prod_bd = *cons_bd; | |
1120 | } | |
1121 | ||
7a9b2557 VZ |
1122 | static inline void bnx2x_update_last_max_sge(struct bnx2x_fastpath *fp, |
1123 | u16 idx) | |
1124 | { | |
1125 | u16 last_max = fp->last_max_sge; | |
1126 | ||
1127 | if (SUB_S16(idx, last_max) > 0) | |
1128 | fp->last_max_sge = idx; | |
1129 | } | |
1130 | ||
1131 | static void bnx2x_clear_sge_mask_next_elems(struct bnx2x_fastpath *fp) | |
1132 | { | |
1133 | int i, j; | |
1134 | ||
1135 | for (i = 1; i <= NUM_RX_SGE_PAGES; i++) { | |
1136 | int idx = RX_SGE_CNT * i - 1; | |
1137 | ||
1138 | for (j = 0; j < 2; j++) { | |
1139 | SGE_MASK_CLEAR_BIT(fp, idx); | |
1140 | idx--; | |
1141 | } | |
1142 | } | |
1143 | } | |
1144 | ||
1145 | static void bnx2x_update_sge_prod(struct bnx2x_fastpath *fp, | |
1146 | struct eth_fast_path_rx_cqe *fp_cqe) | |
1147 | { | |
1148 | struct bnx2x *bp = fp->bp; | |
4f40f2cb | 1149 | u16 sge_len = SGE_PAGE_ALIGN(le16_to_cpu(fp_cqe->pkt_len) - |
7a9b2557 | 1150 | le16_to_cpu(fp_cqe->len_on_bd)) >> |
4f40f2cb | 1151 | SGE_PAGE_SHIFT; |
7a9b2557 VZ |
1152 | u16 last_max, last_elem, first_elem; |
1153 | u16 delta = 0; | |
1154 | u16 i; | |
1155 | ||
1156 | if (!sge_len) | |
1157 | return; | |
1158 | ||
1159 | /* First mark all used pages */ | |
1160 | for (i = 0; i < sge_len; i++) | |
1161 | SGE_MASK_CLEAR_BIT(fp, RX_SGE(le16_to_cpu(fp_cqe->sgl[i]))); | |
1162 | ||
1163 | DP(NETIF_MSG_RX_STATUS, "fp_cqe->sgl[%d] = %d\n", | |
1164 | sge_len - 1, le16_to_cpu(fp_cqe->sgl[sge_len - 1])); | |
1165 | ||
1166 | /* Here we assume that the last SGE index is the biggest */ | |
1167 | prefetch((void *)(fp->sge_mask)); | |
1168 | bnx2x_update_last_max_sge(fp, le16_to_cpu(fp_cqe->sgl[sge_len - 1])); | |
1169 | ||
1170 | last_max = RX_SGE(fp->last_max_sge); | |
1171 | last_elem = last_max >> RX_SGE_MASK_ELEM_SHIFT; | |
1172 | first_elem = RX_SGE(fp->rx_sge_prod) >> RX_SGE_MASK_ELEM_SHIFT; | |
1173 | ||
1174 | /* If ring is not full */ | |
1175 | if (last_elem + 1 != first_elem) | |
1176 | last_elem++; | |
1177 | ||
1178 | /* Now update the prod */ | |
1179 | for (i = first_elem; i != last_elem; i = NEXT_SGE_MASK_ELEM(i)) { | |
1180 | if (likely(fp->sge_mask[i])) | |
1181 | break; | |
1182 | ||
1183 | fp->sge_mask[i] = RX_SGE_MASK_ELEM_ONE_MASK; | |
1184 | delta += RX_SGE_MASK_ELEM_SZ; | |
1185 | } | |
1186 | ||
1187 | if (delta > 0) { | |
1188 | fp->rx_sge_prod += delta; | |
1189 | /* clear page-end entries */ | |
1190 | bnx2x_clear_sge_mask_next_elems(fp); | |
1191 | } | |
1192 | ||
1193 | DP(NETIF_MSG_RX_STATUS, | |
1194 | "fp->last_max_sge = %d fp->rx_sge_prod = %d\n", | |
1195 | fp->last_max_sge, fp->rx_sge_prod); | |
1196 | } | |
1197 | ||
1198 | static inline void bnx2x_init_sge_ring_bit_mask(struct bnx2x_fastpath *fp) | |
1199 | { | |
1200 | /* Set the mask to all 1-s: it's faster to compare to 0 than to 0xf-s */ | |
1201 | memset(fp->sge_mask, 0xff, | |
1202 | (NUM_RX_SGE >> RX_SGE_MASK_ELEM_SHIFT)*sizeof(u64)); | |
1203 | ||
33471629 EG |
1204 | /* Clear the two last indices in the page to 1: |
1205 | these are the indices that correspond to the "next" element, | |
7a9b2557 VZ |
1206 | hence will never be indicated and should be removed from |
1207 | the calculations. */ | |
1208 | bnx2x_clear_sge_mask_next_elems(fp); | |
1209 | } | |
1210 | ||
1211 | static void bnx2x_tpa_start(struct bnx2x_fastpath *fp, u16 queue, | |
1212 | struct sk_buff *skb, u16 cons, u16 prod) | |
1213 | { | |
1214 | struct bnx2x *bp = fp->bp; | |
1215 | struct sw_rx_bd *cons_rx_buf = &fp->rx_buf_ring[cons]; | |
1216 | struct sw_rx_bd *prod_rx_buf = &fp->rx_buf_ring[prod]; | |
1217 | struct eth_rx_bd *prod_bd = &fp->rx_desc_ring[prod]; | |
1218 | dma_addr_t mapping; | |
1219 | ||
1220 | /* move empty skb from pool to prod and map it */ | |
1221 | prod_rx_buf->skb = fp->tpa_pool[queue].skb; | |
1222 | mapping = pci_map_single(bp->pdev, fp->tpa_pool[queue].skb->data, | |
437cf2f1 | 1223 | bp->rx_buf_size, PCI_DMA_FROMDEVICE); |
7a9b2557 VZ |
1224 | pci_unmap_addr_set(prod_rx_buf, mapping, mapping); |
1225 | ||
1226 | /* move partial skb from cons to pool (don't unmap yet) */ | |
1227 | fp->tpa_pool[queue] = *cons_rx_buf; | |
1228 | ||
1229 | /* mark bin state as start - print error if current state != stop */ | |
1230 | if (fp->tpa_state[queue] != BNX2X_TPA_STOP) | |
1231 | BNX2X_ERR("start of bin not in stop [%d]\n", queue); | |
1232 | ||
1233 | fp->tpa_state[queue] = BNX2X_TPA_START; | |
1234 | ||
1235 | /* point prod_bd to new skb */ | |
1236 | prod_bd->addr_hi = cpu_to_le32(U64_HI(mapping)); | |
1237 | prod_bd->addr_lo = cpu_to_le32(U64_LO(mapping)); | |
1238 | ||
1239 | #ifdef BNX2X_STOP_ON_ERROR | |
1240 | fp->tpa_queue_used |= (1 << queue); | |
1241 | #ifdef __powerpc64__ | |
1242 | DP(NETIF_MSG_RX_STATUS, "fp->tpa_queue_used = 0x%lx\n", | |
1243 | #else | |
1244 | DP(NETIF_MSG_RX_STATUS, "fp->tpa_queue_used = 0x%llx\n", | |
1245 | #endif | |
1246 | fp->tpa_queue_used); | |
1247 | #endif | |
1248 | } | |
1249 | ||
1250 | static int bnx2x_fill_frag_skb(struct bnx2x *bp, struct bnx2x_fastpath *fp, | |
1251 | struct sk_buff *skb, | |
1252 | struct eth_fast_path_rx_cqe *fp_cqe, | |
1253 | u16 cqe_idx) | |
1254 | { | |
1255 | struct sw_rx_page *rx_pg, old_rx_pg; | |
7a9b2557 VZ |
1256 | u16 len_on_bd = le16_to_cpu(fp_cqe->len_on_bd); |
1257 | u32 i, frag_len, frag_size, pages; | |
1258 | int err; | |
1259 | int j; | |
1260 | ||
1261 | frag_size = le16_to_cpu(fp_cqe->pkt_len) - len_on_bd; | |
4f40f2cb | 1262 | pages = SGE_PAGE_ALIGN(frag_size) >> SGE_PAGE_SHIFT; |
7a9b2557 VZ |
1263 | |
1264 | /* This is needed in order to enable forwarding support */ | |
1265 | if (frag_size) | |
4f40f2cb | 1266 | skb_shinfo(skb)->gso_size = min((u32)SGE_PAGE_SIZE, |
7a9b2557 VZ |
1267 | max(frag_size, (u32)len_on_bd)); |
1268 | ||
1269 | #ifdef BNX2X_STOP_ON_ERROR | |
4f40f2cb EG |
1270 | if (pages > |
1271 | min((u32)8, (u32)MAX_SKB_FRAGS) * SGE_PAGE_SIZE * PAGES_PER_SGE) { | |
7a9b2557 VZ |
1272 | BNX2X_ERR("SGL length is too long: %d. CQE index is %d\n", |
1273 | pages, cqe_idx); | |
1274 | BNX2X_ERR("fp_cqe->pkt_len = %d fp_cqe->len_on_bd = %d\n", | |
1275 | fp_cqe->pkt_len, len_on_bd); | |
1276 | bnx2x_panic(); | |
1277 | return -EINVAL; | |
1278 | } | |
1279 | #endif | |
1280 | ||
1281 | /* Run through the SGL and compose the fragmented skb */ | |
1282 | for (i = 0, j = 0; i < pages; i += PAGES_PER_SGE, j++) { | |
1283 | u16 sge_idx = RX_SGE(le16_to_cpu(fp_cqe->sgl[j])); | |
1284 | ||
1285 | /* FW gives the indices of the SGE as if the ring is an array | |
1286 | (meaning that "next" element will consume 2 indices) */ | |
4f40f2cb | 1287 | frag_len = min(frag_size, (u32)(SGE_PAGE_SIZE*PAGES_PER_SGE)); |
7a9b2557 | 1288 | rx_pg = &fp->rx_page_ring[sge_idx]; |
7a9b2557 VZ |
1289 | old_rx_pg = *rx_pg; |
1290 | ||
1291 | /* If we fail to allocate a substitute page, we simply stop | |
1292 | where we are and drop the whole packet */ | |
1293 | err = bnx2x_alloc_rx_sge(bp, fp, sge_idx); | |
1294 | if (unlikely(err)) { | |
de832a55 | 1295 | fp->eth_q_stats.rx_skb_alloc_failed++; |
7a9b2557 VZ |
1296 | return err; |
1297 | } | |
1298 | ||
1299 | /* Unmap the page as we r going to pass it to the stack */ | |
1300 | pci_unmap_page(bp->pdev, pci_unmap_addr(&old_rx_pg, mapping), | |
4f40f2cb | 1301 | SGE_PAGE_SIZE*PAGES_PER_SGE, PCI_DMA_FROMDEVICE); |
7a9b2557 VZ |
1302 | |
1303 | /* Add one frag and update the appropriate fields in the skb */ | |
1304 | skb_fill_page_desc(skb, j, old_rx_pg.page, 0, frag_len); | |
1305 | ||
1306 | skb->data_len += frag_len; | |
1307 | skb->truesize += frag_len; | |
1308 | skb->len += frag_len; | |
1309 | ||
1310 | frag_size -= frag_len; | |
1311 | } | |
1312 | ||
1313 | return 0; | |
1314 | } | |
1315 | ||
1316 | static void bnx2x_tpa_stop(struct bnx2x *bp, struct bnx2x_fastpath *fp, | |
1317 | u16 queue, int pad, int len, union eth_rx_cqe *cqe, | |
1318 | u16 cqe_idx) | |
1319 | { | |
1320 | struct sw_rx_bd *rx_buf = &fp->tpa_pool[queue]; | |
1321 | struct sk_buff *skb = rx_buf->skb; | |
1322 | /* alloc new skb */ | |
1323 | struct sk_buff *new_skb = netdev_alloc_skb(bp->dev, bp->rx_buf_size); | |
1324 | ||
1325 | /* Unmap skb in the pool anyway, as we are going to change | |
1326 | pool entry status to BNX2X_TPA_STOP even if new skb allocation | |
1327 | fails. */ | |
1328 | pci_unmap_single(bp->pdev, pci_unmap_addr(rx_buf, mapping), | |
437cf2f1 | 1329 | bp->rx_buf_size, PCI_DMA_FROMDEVICE); |
7a9b2557 | 1330 | |
7a9b2557 | 1331 | if (likely(new_skb)) { |
66e855f3 YG |
1332 | /* fix ip xsum and give it to the stack */ |
1333 | /* (no need to map the new skb) */ | |
0c6671b0 EG |
1334 | #ifdef BCM_VLAN |
1335 | int is_vlan_cqe = | |
1336 | (le16_to_cpu(cqe->fast_path_cqe.pars_flags.flags) & | |
1337 | PARSING_FLAGS_VLAN); | |
1338 | int is_not_hwaccel_vlan_cqe = | |
1339 | (is_vlan_cqe && (!(bp->flags & HW_VLAN_RX_FLAG))); | |
1340 | #endif | |
7a9b2557 VZ |
1341 | |
1342 | prefetch(skb); | |
1343 | prefetch(((char *)(skb)) + 128); | |
1344 | ||
7a9b2557 VZ |
1345 | #ifdef BNX2X_STOP_ON_ERROR |
1346 | if (pad + len > bp->rx_buf_size) { | |
1347 | BNX2X_ERR("skb_put is about to fail... " | |
1348 | "pad %d len %d rx_buf_size %d\n", | |
1349 | pad, len, bp->rx_buf_size); | |
1350 | bnx2x_panic(); | |
1351 | return; | |
1352 | } | |
1353 | #endif | |
1354 | ||
1355 | skb_reserve(skb, pad); | |
1356 | skb_put(skb, len); | |
1357 | ||
1358 | skb->protocol = eth_type_trans(skb, bp->dev); | |
1359 | skb->ip_summed = CHECKSUM_UNNECESSARY; | |
1360 | ||
1361 | { | |
1362 | struct iphdr *iph; | |
1363 | ||
1364 | iph = (struct iphdr *)skb->data; | |
0c6671b0 EG |
1365 | #ifdef BCM_VLAN |
1366 | /* If there is no Rx VLAN offloading - | |
1367 | take VLAN tag into an account */ | |
1368 | if (unlikely(is_not_hwaccel_vlan_cqe)) | |
1369 | iph = (struct iphdr *)((u8 *)iph + VLAN_HLEN); | |
1370 | #endif | |
7a9b2557 VZ |
1371 | iph->check = 0; |
1372 | iph->check = ip_fast_csum((u8 *)iph, iph->ihl); | |
1373 | } | |
1374 | ||
1375 | if (!bnx2x_fill_frag_skb(bp, fp, skb, | |
1376 | &cqe->fast_path_cqe, cqe_idx)) { | |
1377 | #ifdef BCM_VLAN | |
0c6671b0 EG |
1378 | if ((bp->vlgrp != NULL) && is_vlan_cqe && |
1379 | (!is_not_hwaccel_vlan_cqe)) | |
7a9b2557 VZ |
1380 | vlan_hwaccel_receive_skb(skb, bp->vlgrp, |
1381 | le16_to_cpu(cqe->fast_path_cqe. | |
1382 | vlan_tag)); | |
1383 | else | |
1384 | #endif | |
1385 | netif_receive_skb(skb); | |
1386 | } else { | |
1387 | DP(NETIF_MSG_RX_STATUS, "Failed to allocate new pages" | |
1388 | " - dropping packet!\n"); | |
1389 | dev_kfree_skb(skb); | |
1390 | } | |
1391 | ||
7a9b2557 VZ |
1392 | |
1393 | /* put new skb in bin */ | |
1394 | fp->tpa_pool[queue].skb = new_skb; | |
1395 | ||
1396 | } else { | |
66e855f3 | 1397 | /* else drop the packet and keep the buffer in the bin */ |
7a9b2557 VZ |
1398 | DP(NETIF_MSG_RX_STATUS, |
1399 | "Failed to allocate new skb - dropping packet!\n"); | |
de832a55 | 1400 | fp->eth_q_stats.rx_skb_alloc_failed++; |
7a9b2557 VZ |
1401 | } |
1402 | ||
1403 | fp->tpa_state[queue] = BNX2X_TPA_STOP; | |
1404 | } | |
1405 | ||
1406 | static inline void bnx2x_update_rx_prod(struct bnx2x *bp, | |
1407 | struct bnx2x_fastpath *fp, | |
1408 | u16 bd_prod, u16 rx_comp_prod, | |
1409 | u16 rx_sge_prod) | |
1410 | { | |
8d9c5f34 | 1411 | struct ustorm_eth_rx_producers rx_prods = {0}; |
7a9b2557 VZ |
1412 | int i; |
1413 | ||
1414 | /* Update producers */ | |
1415 | rx_prods.bd_prod = bd_prod; | |
1416 | rx_prods.cqe_prod = rx_comp_prod; | |
1417 | rx_prods.sge_prod = rx_sge_prod; | |
1418 | ||
58f4c4cf EG |
1419 | /* |
1420 | * Make sure that the BD and SGE data is updated before updating the | |
1421 | * producers since FW might read the BD/SGE right after the producer | |
1422 | * is updated. | |
1423 | * This is only applicable for weak-ordered memory model archs such | |
1424 | * as IA-64. The following barrier is also mandatory since FW will | |
1425 | * assumes BDs must have buffers. | |
1426 | */ | |
1427 | wmb(); | |
1428 | ||
8d9c5f34 EG |
1429 | for (i = 0; i < sizeof(struct ustorm_eth_rx_producers)/4; i++) |
1430 | REG_WR(bp, BAR_USTRORM_INTMEM + | |
0626b899 | 1431 | USTORM_RX_PRODS_OFFSET(BP_PORT(bp), fp->cl_id) + i*4, |
7a9b2557 VZ |
1432 | ((u32 *)&rx_prods)[i]); |
1433 | ||
58f4c4cf EG |
1434 | mmiowb(); /* keep prod updates ordered */ |
1435 | ||
7a9b2557 | 1436 | DP(NETIF_MSG_RX_STATUS, |
555f6c78 EG |
1437 | "queue[%d]: wrote bd_prod %u cqe_prod %u sge_prod %u\n", |
1438 | fp->index, bd_prod, rx_comp_prod, rx_sge_prod); | |
7a9b2557 VZ |
1439 | } |
1440 | ||
a2fbb9ea ET |
1441 | static int bnx2x_rx_int(struct bnx2x_fastpath *fp, int budget) |
1442 | { | |
1443 | struct bnx2x *bp = fp->bp; | |
34f80b04 | 1444 | u16 bd_cons, bd_prod, bd_prod_fw, comp_ring_cons; |
a2fbb9ea ET |
1445 | u16 hw_comp_cons, sw_comp_cons, sw_comp_prod; |
1446 | int rx_pkt = 0; | |
1447 | ||
1448 | #ifdef BNX2X_STOP_ON_ERROR | |
1449 | if (unlikely(bp->panic)) | |
1450 | return 0; | |
1451 | #endif | |
1452 | ||
34f80b04 EG |
1453 | /* CQ "next element" is of the size of the regular element, |
1454 | that's why it's ok here */ | |
a2fbb9ea ET |
1455 | hw_comp_cons = le16_to_cpu(*fp->rx_cons_sb); |
1456 | if ((hw_comp_cons & MAX_RCQ_DESC_CNT) == MAX_RCQ_DESC_CNT) | |
1457 | hw_comp_cons++; | |
1458 | ||
1459 | bd_cons = fp->rx_bd_cons; | |
1460 | bd_prod = fp->rx_bd_prod; | |
34f80b04 | 1461 | bd_prod_fw = bd_prod; |
a2fbb9ea ET |
1462 | sw_comp_cons = fp->rx_comp_cons; |
1463 | sw_comp_prod = fp->rx_comp_prod; | |
1464 | ||
1465 | /* Memory barrier necessary as speculative reads of the rx | |
1466 | * buffer can be ahead of the index in the status block | |
1467 | */ | |
1468 | rmb(); | |
1469 | ||
1470 | DP(NETIF_MSG_RX_STATUS, | |
1471 | "queue[%d]: hw_comp_cons %u sw_comp_cons %u\n", | |
0626b899 | 1472 | fp->index, hw_comp_cons, sw_comp_cons); |
a2fbb9ea ET |
1473 | |
1474 | while (sw_comp_cons != hw_comp_cons) { | |
34f80b04 | 1475 | struct sw_rx_bd *rx_buf = NULL; |
a2fbb9ea ET |
1476 | struct sk_buff *skb; |
1477 | union eth_rx_cqe *cqe; | |
34f80b04 EG |
1478 | u8 cqe_fp_flags; |
1479 | u16 len, pad; | |
a2fbb9ea ET |
1480 | |
1481 | comp_ring_cons = RCQ_BD(sw_comp_cons); | |
1482 | bd_prod = RX_BD(bd_prod); | |
1483 | bd_cons = RX_BD(bd_cons); | |
1484 | ||
1485 | cqe = &fp->rx_comp_ring[comp_ring_cons]; | |
34f80b04 | 1486 | cqe_fp_flags = cqe->fast_path_cqe.type_error_flags; |
a2fbb9ea | 1487 | |
a2fbb9ea | 1488 | DP(NETIF_MSG_RX_STATUS, "CQE type %x err %x status %x" |
34f80b04 EG |
1489 | " queue %x vlan %x len %u\n", CQE_TYPE(cqe_fp_flags), |
1490 | cqe_fp_flags, cqe->fast_path_cqe.status_flags, | |
68d59484 | 1491 | le32_to_cpu(cqe->fast_path_cqe.rss_hash_result), |
34f80b04 EG |
1492 | le16_to_cpu(cqe->fast_path_cqe.vlan_tag), |
1493 | le16_to_cpu(cqe->fast_path_cqe.pkt_len)); | |
a2fbb9ea ET |
1494 | |
1495 | /* is this a slowpath msg? */ | |
34f80b04 | 1496 | if (unlikely(CQE_TYPE(cqe_fp_flags))) { |
a2fbb9ea ET |
1497 | bnx2x_sp_event(fp, cqe); |
1498 | goto next_cqe; | |
1499 | ||
1500 | /* this is an rx packet */ | |
1501 | } else { | |
1502 | rx_buf = &fp->rx_buf_ring[bd_cons]; | |
1503 | skb = rx_buf->skb; | |
a2fbb9ea ET |
1504 | len = le16_to_cpu(cqe->fast_path_cqe.pkt_len); |
1505 | pad = cqe->fast_path_cqe.placement_offset; | |
1506 | ||
7a9b2557 VZ |
1507 | /* If CQE is marked both TPA_START and TPA_END |
1508 | it is a non-TPA CQE */ | |
1509 | if ((!fp->disable_tpa) && | |
1510 | (TPA_TYPE(cqe_fp_flags) != | |
1511 | (TPA_TYPE_START | TPA_TYPE_END))) { | |
3196a88a | 1512 | u16 queue = cqe->fast_path_cqe.queue_index; |
7a9b2557 VZ |
1513 | |
1514 | if (TPA_TYPE(cqe_fp_flags) == TPA_TYPE_START) { | |
1515 | DP(NETIF_MSG_RX_STATUS, | |
1516 | "calling tpa_start on queue %d\n", | |
1517 | queue); | |
1518 | ||
1519 | bnx2x_tpa_start(fp, queue, skb, | |
1520 | bd_cons, bd_prod); | |
1521 | goto next_rx; | |
1522 | } | |
1523 | ||
1524 | if (TPA_TYPE(cqe_fp_flags) == TPA_TYPE_END) { | |
1525 | DP(NETIF_MSG_RX_STATUS, | |
1526 | "calling tpa_stop on queue %d\n", | |
1527 | queue); | |
1528 | ||
1529 | if (!BNX2X_RX_SUM_FIX(cqe)) | |
1530 | BNX2X_ERR("STOP on none TCP " | |
1531 | "data\n"); | |
1532 | ||
1533 | /* This is a size of the linear data | |
1534 | on this skb */ | |
1535 | len = le16_to_cpu(cqe->fast_path_cqe. | |
1536 | len_on_bd); | |
1537 | bnx2x_tpa_stop(bp, fp, queue, pad, | |
1538 | len, cqe, comp_ring_cons); | |
1539 | #ifdef BNX2X_STOP_ON_ERROR | |
1540 | if (bp->panic) | |
1541 | return -EINVAL; | |
1542 | #endif | |
1543 | ||
1544 | bnx2x_update_sge_prod(fp, | |
1545 | &cqe->fast_path_cqe); | |
1546 | goto next_cqe; | |
1547 | } | |
1548 | } | |
1549 | ||
a2fbb9ea ET |
1550 | pci_dma_sync_single_for_device(bp->pdev, |
1551 | pci_unmap_addr(rx_buf, mapping), | |
1552 | pad + RX_COPY_THRESH, | |
1553 | PCI_DMA_FROMDEVICE); | |
1554 | prefetch(skb); | |
1555 | prefetch(((char *)(skb)) + 128); | |
1556 | ||
1557 | /* is this an error packet? */ | |
34f80b04 | 1558 | if (unlikely(cqe_fp_flags & ETH_RX_ERROR_FALGS)) { |
a2fbb9ea | 1559 | DP(NETIF_MSG_RX_ERR, |
34f80b04 EG |
1560 | "ERROR flags %x rx packet %u\n", |
1561 | cqe_fp_flags, sw_comp_cons); | |
de832a55 | 1562 | fp->eth_q_stats.rx_err_discard_pkt++; |
a2fbb9ea ET |
1563 | goto reuse_rx; |
1564 | } | |
1565 | ||
1566 | /* Since we don't have a jumbo ring | |
1567 | * copy small packets if mtu > 1500 | |
1568 | */ | |
1569 | if ((bp->dev->mtu > ETH_MAX_PACKET_SIZE) && | |
1570 | (len <= RX_COPY_THRESH)) { | |
1571 | struct sk_buff *new_skb; | |
1572 | ||
1573 | new_skb = netdev_alloc_skb(bp->dev, | |
1574 | len + pad); | |
1575 | if (new_skb == NULL) { | |
1576 | DP(NETIF_MSG_RX_ERR, | |
34f80b04 | 1577 | "ERROR packet dropped " |
a2fbb9ea | 1578 | "because of alloc failure\n"); |
de832a55 | 1579 | fp->eth_q_stats.rx_skb_alloc_failed++; |
a2fbb9ea ET |
1580 | goto reuse_rx; |
1581 | } | |
1582 | ||
1583 | /* aligned copy */ | |
1584 | skb_copy_from_linear_data_offset(skb, pad, | |
1585 | new_skb->data + pad, len); | |
1586 | skb_reserve(new_skb, pad); | |
1587 | skb_put(new_skb, len); | |
1588 | ||
1589 | bnx2x_reuse_rx_skb(fp, skb, bd_cons, bd_prod); | |
1590 | ||
1591 | skb = new_skb; | |
1592 | ||
1593 | } else if (bnx2x_alloc_rx_skb(bp, fp, bd_prod) == 0) { | |
1594 | pci_unmap_single(bp->pdev, | |
1595 | pci_unmap_addr(rx_buf, mapping), | |
437cf2f1 | 1596 | bp->rx_buf_size, |
a2fbb9ea ET |
1597 | PCI_DMA_FROMDEVICE); |
1598 | skb_reserve(skb, pad); | |
1599 | skb_put(skb, len); | |
1600 | ||
1601 | } else { | |
1602 | DP(NETIF_MSG_RX_ERR, | |
34f80b04 | 1603 | "ERROR packet dropped because " |
a2fbb9ea | 1604 | "of alloc failure\n"); |
de832a55 | 1605 | fp->eth_q_stats.rx_skb_alloc_failed++; |
a2fbb9ea ET |
1606 | reuse_rx: |
1607 | bnx2x_reuse_rx_skb(fp, skb, bd_cons, bd_prod); | |
1608 | goto next_rx; | |
1609 | } | |
1610 | ||
1611 | skb->protocol = eth_type_trans(skb, bp->dev); | |
1612 | ||
1613 | skb->ip_summed = CHECKSUM_NONE; | |
66e855f3 | 1614 | if (bp->rx_csum) { |
1adcd8be EG |
1615 | if (likely(BNX2X_RX_CSUM_OK(cqe))) |
1616 | skb->ip_summed = CHECKSUM_UNNECESSARY; | |
66e855f3 | 1617 | else |
de832a55 | 1618 | fp->eth_q_stats.hw_csum_err++; |
66e855f3 | 1619 | } |
a2fbb9ea ET |
1620 | } |
1621 | ||
748e5439 | 1622 | skb_record_rx_queue(skb, fp->index); |
a2fbb9ea | 1623 | #ifdef BCM_VLAN |
0c6671b0 | 1624 | if ((bp->vlgrp != NULL) && (bp->flags & HW_VLAN_RX_FLAG) && |
34f80b04 EG |
1625 | (le16_to_cpu(cqe->fast_path_cqe.pars_flags.flags) & |
1626 | PARSING_FLAGS_VLAN)) | |
a2fbb9ea ET |
1627 | vlan_hwaccel_receive_skb(skb, bp->vlgrp, |
1628 | le16_to_cpu(cqe->fast_path_cqe.vlan_tag)); | |
1629 | else | |
1630 | #endif | |
34f80b04 | 1631 | netif_receive_skb(skb); |
a2fbb9ea | 1632 | |
a2fbb9ea ET |
1633 | |
1634 | next_rx: | |
1635 | rx_buf->skb = NULL; | |
1636 | ||
1637 | bd_cons = NEXT_RX_IDX(bd_cons); | |
1638 | bd_prod = NEXT_RX_IDX(bd_prod); | |
34f80b04 EG |
1639 | bd_prod_fw = NEXT_RX_IDX(bd_prod_fw); |
1640 | rx_pkt++; | |
a2fbb9ea ET |
1641 | next_cqe: |
1642 | sw_comp_prod = NEXT_RCQ_IDX(sw_comp_prod); | |
1643 | sw_comp_cons = NEXT_RCQ_IDX(sw_comp_cons); | |
a2fbb9ea | 1644 | |
34f80b04 | 1645 | if (rx_pkt == budget) |
a2fbb9ea ET |
1646 | break; |
1647 | } /* while */ | |
1648 | ||
1649 | fp->rx_bd_cons = bd_cons; | |
34f80b04 | 1650 | fp->rx_bd_prod = bd_prod_fw; |
a2fbb9ea ET |
1651 | fp->rx_comp_cons = sw_comp_cons; |
1652 | fp->rx_comp_prod = sw_comp_prod; | |
1653 | ||
7a9b2557 VZ |
1654 | /* Update producers */ |
1655 | bnx2x_update_rx_prod(bp, fp, bd_prod_fw, sw_comp_prod, | |
1656 | fp->rx_sge_prod); | |
a2fbb9ea ET |
1657 | |
1658 | fp->rx_pkt += rx_pkt; | |
1659 | fp->rx_calls++; | |
1660 | ||
1661 | return rx_pkt; | |
1662 | } | |
1663 | ||
1664 | static irqreturn_t bnx2x_msix_fp_int(int irq, void *fp_cookie) | |
1665 | { | |
1666 | struct bnx2x_fastpath *fp = fp_cookie; | |
1667 | struct bnx2x *bp = fp->bp; | |
0626b899 | 1668 | int index = fp->index; |
a2fbb9ea | 1669 | |
da5a662a VZ |
1670 | /* Return here if interrupt is disabled */ |
1671 | if (unlikely(atomic_read(&bp->intr_sem) != 0)) { | |
1672 | DP(NETIF_MSG_INTR, "called but intr_sem not 0, returning\n"); | |
1673 | return IRQ_HANDLED; | |
1674 | } | |
1675 | ||
34f80b04 | 1676 | DP(BNX2X_MSG_FP, "got an MSI-X interrupt on IDX:SB [%d:%d]\n", |
0626b899 EG |
1677 | index, fp->sb_id); |
1678 | bnx2x_ack_sb(bp, fp->sb_id, USTORM_ID, 0, IGU_INT_DISABLE, 0); | |
a2fbb9ea ET |
1679 | |
1680 | #ifdef BNX2X_STOP_ON_ERROR | |
1681 | if (unlikely(bp->panic)) | |
1682 | return IRQ_HANDLED; | |
1683 | #endif | |
1684 | ||
1685 | prefetch(fp->rx_cons_sb); | |
1686 | prefetch(fp->tx_cons_sb); | |
1687 | prefetch(&fp->status_blk->c_status_block.status_block_index); | |
1688 | prefetch(&fp->status_blk->u_status_block.status_block_index); | |
1689 | ||
288379f0 | 1690 | napi_schedule(&bnx2x_fp(bp, index, napi)); |
34f80b04 | 1691 | |
a2fbb9ea ET |
1692 | return IRQ_HANDLED; |
1693 | } | |
1694 | ||
1695 | static irqreturn_t bnx2x_interrupt(int irq, void *dev_instance) | |
1696 | { | |
555f6c78 | 1697 | struct bnx2x *bp = netdev_priv(dev_instance); |
a2fbb9ea | 1698 | u16 status = bnx2x_ack_int(bp); |
34f80b04 | 1699 | u16 mask; |
a2fbb9ea | 1700 | |
34f80b04 | 1701 | /* Return here if interrupt is shared and it's not for us */ |
a2fbb9ea ET |
1702 | if (unlikely(status == 0)) { |
1703 | DP(NETIF_MSG_INTR, "not our interrupt!\n"); | |
1704 | return IRQ_NONE; | |
1705 | } | |
f5372251 | 1706 | DP(NETIF_MSG_INTR, "got an interrupt status 0x%x\n", status); |
a2fbb9ea | 1707 | |
34f80b04 | 1708 | /* Return here if interrupt is disabled */ |
a2fbb9ea ET |
1709 | if (unlikely(atomic_read(&bp->intr_sem) != 0)) { |
1710 | DP(NETIF_MSG_INTR, "called but intr_sem not 0, returning\n"); | |
1711 | return IRQ_HANDLED; | |
1712 | } | |
1713 | ||
3196a88a EG |
1714 | #ifdef BNX2X_STOP_ON_ERROR |
1715 | if (unlikely(bp->panic)) | |
1716 | return IRQ_HANDLED; | |
1717 | #endif | |
1718 | ||
34f80b04 EG |
1719 | mask = 0x2 << bp->fp[0].sb_id; |
1720 | if (status & mask) { | |
a2fbb9ea ET |
1721 | struct bnx2x_fastpath *fp = &bp->fp[0]; |
1722 | ||
1723 | prefetch(fp->rx_cons_sb); | |
1724 | prefetch(fp->tx_cons_sb); | |
1725 | prefetch(&fp->status_blk->c_status_block.status_block_index); | |
1726 | prefetch(&fp->status_blk->u_status_block.status_block_index); | |
1727 | ||
288379f0 | 1728 | napi_schedule(&bnx2x_fp(bp, 0, napi)); |
a2fbb9ea | 1729 | |
34f80b04 | 1730 | status &= ~mask; |
a2fbb9ea ET |
1731 | } |
1732 | ||
a2fbb9ea | 1733 | |
34f80b04 | 1734 | if (unlikely(status & 0x1)) { |
1cf167f2 | 1735 | queue_delayed_work(bnx2x_wq, &bp->sp_task, 0); |
a2fbb9ea ET |
1736 | |
1737 | status &= ~0x1; | |
1738 | if (!status) | |
1739 | return IRQ_HANDLED; | |
1740 | } | |
1741 | ||
34f80b04 EG |
1742 | if (status) |
1743 | DP(NETIF_MSG_INTR, "got an unknown interrupt! (status %u)\n", | |
1744 | status); | |
a2fbb9ea | 1745 | |
c18487ee | 1746 | return IRQ_HANDLED; |
a2fbb9ea ET |
1747 | } |
1748 | ||
c18487ee | 1749 | /* end of fast path */ |
a2fbb9ea | 1750 | |
bb2a0f7a | 1751 | static void bnx2x_stats_handle(struct bnx2x *bp, enum bnx2x_stats_event event); |
a2fbb9ea | 1752 | |
c18487ee YR |
1753 | /* Link */ |
1754 | ||
1755 | /* | |
1756 | * General service functions | |
1757 | */ | |
a2fbb9ea | 1758 | |
4a37fb66 | 1759 | static int bnx2x_acquire_hw_lock(struct bnx2x *bp, u32 resource) |
c18487ee YR |
1760 | { |
1761 | u32 lock_status; | |
1762 | u32 resource_bit = (1 << resource); | |
4a37fb66 YG |
1763 | int func = BP_FUNC(bp); |
1764 | u32 hw_lock_control_reg; | |
c18487ee | 1765 | int cnt; |
a2fbb9ea | 1766 | |
c18487ee YR |
1767 | /* Validating that the resource is within range */ |
1768 | if (resource > HW_LOCK_MAX_RESOURCE_VALUE) { | |
1769 | DP(NETIF_MSG_HW, | |
1770 | "resource(0x%x) > HW_LOCK_MAX_RESOURCE_VALUE(0x%x)\n", | |
1771 | resource, HW_LOCK_MAX_RESOURCE_VALUE); | |
1772 | return -EINVAL; | |
1773 | } | |
a2fbb9ea | 1774 | |
4a37fb66 YG |
1775 | if (func <= 5) { |
1776 | hw_lock_control_reg = (MISC_REG_DRIVER_CONTROL_1 + func*8); | |
1777 | } else { | |
1778 | hw_lock_control_reg = | |
1779 | (MISC_REG_DRIVER_CONTROL_7 + (func - 6)*8); | |
1780 | } | |
1781 | ||
c18487ee | 1782 | /* Validating that the resource is not already taken */ |
4a37fb66 | 1783 | lock_status = REG_RD(bp, hw_lock_control_reg); |
c18487ee YR |
1784 | if (lock_status & resource_bit) { |
1785 | DP(NETIF_MSG_HW, "lock_status 0x%x resource_bit 0x%x\n", | |
1786 | lock_status, resource_bit); | |
1787 | return -EEXIST; | |
1788 | } | |
a2fbb9ea | 1789 | |
46230476 EG |
1790 | /* Try for 5 second every 5ms */ |
1791 | for (cnt = 0; cnt < 1000; cnt++) { | |
c18487ee | 1792 | /* Try to acquire the lock */ |
4a37fb66 YG |
1793 | REG_WR(bp, hw_lock_control_reg + 4, resource_bit); |
1794 | lock_status = REG_RD(bp, hw_lock_control_reg); | |
c18487ee YR |
1795 | if (lock_status & resource_bit) |
1796 | return 0; | |
a2fbb9ea | 1797 | |
c18487ee | 1798 | msleep(5); |
a2fbb9ea | 1799 | } |
c18487ee YR |
1800 | DP(NETIF_MSG_HW, "Timeout\n"); |
1801 | return -EAGAIN; | |
1802 | } | |
a2fbb9ea | 1803 | |
4a37fb66 | 1804 | static int bnx2x_release_hw_lock(struct bnx2x *bp, u32 resource) |
c18487ee YR |
1805 | { |
1806 | u32 lock_status; | |
1807 | u32 resource_bit = (1 << resource); | |
4a37fb66 YG |
1808 | int func = BP_FUNC(bp); |
1809 | u32 hw_lock_control_reg; | |
a2fbb9ea | 1810 | |
c18487ee YR |
1811 | /* Validating that the resource is within range */ |
1812 | if (resource > HW_LOCK_MAX_RESOURCE_VALUE) { | |
1813 | DP(NETIF_MSG_HW, | |
1814 | "resource(0x%x) > HW_LOCK_MAX_RESOURCE_VALUE(0x%x)\n", | |
1815 | resource, HW_LOCK_MAX_RESOURCE_VALUE); | |
1816 | return -EINVAL; | |
1817 | } | |
1818 | ||
4a37fb66 YG |
1819 | if (func <= 5) { |
1820 | hw_lock_control_reg = (MISC_REG_DRIVER_CONTROL_1 + func*8); | |
1821 | } else { | |
1822 | hw_lock_control_reg = | |
1823 | (MISC_REG_DRIVER_CONTROL_7 + (func - 6)*8); | |
1824 | } | |
1825 | ||
c18487ee | 1826 | /* Validating that the resource is currently taken */ |
4a37fb66 | 1827 | lock_status = REG_RD(bp, hw_lock_control_reg); |
c18487ee YR |
1828 | if (!(lock_status & resource_bit)) { |
1829 | DP(NETIF_MSG_HW, "lock_status 0x%x resource_bit 0x%x\n", | |
1830 | lock_status, resource_bit); | |
1831 | return -EFAULT; | |
a2fbb9ea ET |
1832 | } |
1833 | ||
4a37fb66 | 1834 | REG_WR(bp, hw_lock_control_reg, resource_bit); |
c18487ee YR |
1835 | return 0; |
1836 | } | |
1837 | ||
1838 | /* HW Lock for shared dual port PHYs */ | |
4a37fb66 | 1839 | static void bnx2x_acquire_phy_lock(struct bnx2x *bp) |
c18487ee | 1840 | { |
34f80b04 | 1841 | mutex_lock(&bp->port.phy_mutex); |
a2fbb9ea | 1842 | |
46c6a674 EG |
1843 | if (bp->port.need_hw_lock) |
1844 | bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_MDIO); | |
c18487ee | 1845 | } |
a2fbb9ea | 1846 | |
4a37fb66 | 1847 | static void bnx2x_release_phy_lock(struct bnx2x *bp) |
c18487ee | 1848 | { |
46c6a674 EG |
1849 | if (bp->port.need_hw_lock) |
1850 | bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_MDIO); | |
a2fbb9ea | 1851 | |
34f80b04 | 1852 | mutex_unlock(&bp->port.phy_mutex); |
c18487ee | 1853 | } |
a2fbb9ea | 1854 | |
4acac6a5 EG |
1855 | int bnx2x_get_gpio(struct bnx2x *bp, int gpio_num, u8 port) |
1856 | { | |
1857 | /* The GPIO should be swapped if swap register is set and active */ | |
1858 | int gpio_port = (REG_RD(bp, NIG_REG_PORT_SWAP) && | |
1859 | REG_RD(bp, NIG_REG_STRAP_OVERRIDE)) ^ port; | |
1860 | int gpio_shift = gpio_num + | |
1861 | (gpio_port ? MISC_REGISTERS_GPIO_PORT_SHIFT : 0); | |
1862 | u32 gpio_mask = (1 << gpio_shift); | |
1863 | u32 gpio_reg; | |
1864 | int value; | |
1865 | ||
1866 | if (gpio_num > MISC_REGISTERS_GPIO_3) { | |
1867 | BNX2X_ERR("Invalid GPIO %d\n", gpio_num); | |
1868 | return -EINVAL; | |
1869 | } | |
1870 | ||
1871 | /* read GPIO value */ | |
1872 | gpio_reg = REG_RD(bp, MISC_REG_GPIO); | |
1873 | ||
1874 | /* get the requested pin value */ | |
1875 | if ((gpio_reg & gpio_mask) == gpio_mask) | |
1876 | value = 1; | |
1877 | else | |
1878 | value = 0; | |
1879 | ||
1880 | DP(NETIF_MSG_LINK, "pin %d value 0x%x\n", gpio_num, value); | |
1881 | ||
1882 | return value; | |
1883 | } | |
1884 | ||
17de50b7 | 1885 | int bnx2x_set_gpio(struct bnx2x *bp, int gpio_num, u32 mode, u8 port) |
c18487ee YR |
1886 | { |
1887 | /* The GPIO should be swapped if swap register is set and active */ | |
1888 | int gpio_port = (REG_RD(bp, NIG_REG_PORT_SWAP) && | |
17de50b7 | 1889 | REG_RD(bp, NIG_REG_STRAP_OVERRIDE)) ^ port; |
c18487ee YR |
1890 | int gpio_shift = gpio_num + |
1891 | (gpio_port ? MISC_REGISTERS_GPIO_PORT_SHIFT : 0); | |
1892 | u32 gpio_mask = (1 << gpio_shift); | |
1893 | u32 gpio_reg; | |
a2fbb9ea | 1894 | |
c18487ee YR |
1895 | if (gpio_num > MISC_REGISTERS_GPIO_3) { |
1896 | BNX2X_ERR("Invalid GPIO %d\n", gpio_num); | |
1897 | return -EINVAL; | |
1898 | } | |
a2fbb9ea | 1899 | |
4a37fb66 | 1900 | bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_GPIO); |
c18487ee YR |
1901 | /* read GPIO and mask except the float bits */ |
1902 | gpio_reg = (REG_RD(bp, MISC_REG_GPIO) & MISC_REGISTERS_GPIO_FLOAT); | |
a2fbb9ea | 1903 | |
c18487ee YR |
1904 | switch (mode) { |
1905 | case MISC_REGISTERS_GPIO_OUTPUT_LOW: | |
1906 | DP(NETIF_MSG_LINK, "Set GPIO %d (shift %d) -> output low\n", | |
1907 | gpio_num, gpio_shift); | |
1908 | /* clear FLOAT and set CLR */ | |
1909 | gpio_reg &= ~(gpio_mask << MISC_REGISTERS_GPIO_FLOAT_POS); | |
1910 | gpio_reg |= (gpio_mask << MISC_REGISTERS_GPIO_CLR_POS); | |
1911 | break; | |
a2fbb9ea | 1912 | |
c18487ee YR |
1913 | case MISC_REGISTERS_GPIO_OUTPUT_HIGH: |
1914 | DP(NETIF_MSG_LINK, "Set GPIO %d (shift %d) -> output high\n", | |
1915 | gpio_num, gpio_shift); | |
1916 | /* clear FLOAT and set SET */ | |
1917 | gpio_reg &= ~(gpio_mask << MISC_REGISTERS_GPIO_FLOAT_POS); | |
1918 | gpio_reg |= (gpio_mask << MISC_REGISTERS_GPIO_SET_POS); | |
1919 | break; | |
a2fbb9ea | 1920 | |
17de50b7 | 1921 | case MISC_REGISTERS_GPIO_INPUT_HI_Z: |
c18487ee YR |
1922 | DP(NETIF_MSG_LINK, "Set GPIO %d (shift %d) -> input\n", |
1923 | gpio_num, gpio_shift); | |
1924 | /* set FLOAT */ | |
1925 | gpio_reg |= (gpio_mask << MISC_REGISTERS_GPIO_FLOAT_POS); | |
1926 | break; | |
a2fbb9ea | 1927 | |
c18487ee YR |
1928 | default: |
1929 | break; | |
a2fbb9ea ET |
1930 | } |
1931 | ||
c18487ee | 1932 | REG_WR(bp, MISC_REG_GPIO, gpio_reg); |
4a37fb66 | 1933 | bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_GPIO); |
f1410647 | 1934 | |
c18487ee | 1935 | return 0; |
a2fbb9ea ET |
1936 | } |
1937 | ||
4acac6a5 EG |
1938 | int bnx2x_set_gpio_int(struct bnx2x *bp, int gpio_num, u32 mode, u8 port) |
1939 | { | |
1940 | /* The GPIO should be swapped if swap register is set and active */ | |
1941 | int gpio_port = (REG_RD(bp, NIG_REG_PORT_SWAP) && | |
1942 | REG_RD(bp, NIG_REG_STRAP_OVERRIDE)) ^ port; | |
1943 | int gpio_shift = gpio_num + | |
1944 | (gpio_port ? MISC_REGISTERS_GPIO_PORT_SHIFT : 0); | |
1945 | u32 gpio_mask = (1 << gpio_shift); | |
1946 | u32 gpio_reg; | |
1947 | ||
1948 | if (gpio_num > MISC_REGISTERS_GPIO_3) { | |
1949 | BNX2X_ERR("Invalid GPIO %d\n", gpio_num); | |
1950 | return -EINVAL; | |
1951 | } | |
1952 | ||
1953 | bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_GPIO); | |
1954 | /* read GPIO int */ | |
1955 | gpio_reg = REG_RD(bp, MISC_REG_GPIO_INT); | |
1956 | ||
1957 | switch (mode) { | |
1958 | case MISC_REGISTERS_GPIO_INT_OUTPUT_CLR: | |
1959 | DP(NETIF_MSG_LINK, "Clear GPIO INT %d (shift %d) -> " | |
1960 | "output low\n", gpio_num, gpio_shift); | |
1961 | /* clear SET and set CLR */ | |
1962 | gpio_reg &= ~(gpio_mask << MISC_REGISTERS_GPIO_INT_SET_POS); | |
1963 | gpio_reg |= (gpio_mask << MISC_REGISTERS_GPIO_INT_CLR_POS); | |
1964 | break; | |
1965 | ||
1966 | case MISC_REGISTERS_GPIO_INT_OUTPUT_SET: | |
1967 | DP(NETIF_MSG_LINK, "Set GPIO INT %d (shift %d) -> " | |
1968 | "output high\n", gpio_num, gpio_shift); | |
1969 | /* clear CLR and set SET */ | |
1970 | gpio_reg &= ~(gpio_mask << MISC_REGISTERS_GPIO_INT_CLR_POS); | |
1971 | gpio_reg |= (gpio_mask << MISC_REGISTERS_GPIO_INT_SET_POS); | |
1972 | break; | |
1973 | ||
1974 | default: | |
1975 | break; | |
1976 | } | |
1977 | ||
1978 | REG_WR(bp, MISC_REG_GPIO_INT, gpio_reg); | |
1979 | bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_GPIO); | |
1980 | ||
1981 | return 0; | |
1982 | } | |
1983 | ||
c18487ee | 1984 | static int bnx2x_set_spio(struct bnx2x *bp, int spio_num, u32 mode) |
a2fbb9ea | 1985 | { |
c18487ee YR |
1986 | u32 spio_mask = (1 << spio_num); |
1987 | u32 spio_reg; | |
a2fbb9ea | 1988 | |
c18487ee YR |
1989 | if ((spio_num < MISC_REGISTERS_SPIO_4) || |
1990 | (spio_num > MISC_REGISTERS_SPIO_7)) { | |
1991 | BNX2X_ERR("Invalid SPIO %d\n", spio_num); | |
1992 | return -EINVAL; | |
a2fbb9ea ET |
1993 | } |
1994 | ||
4a37fb66 | 1995 | bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_SPIO); |
c18487ee YR |
1996 | /* read SPIO and mask except the float bits */ |
1997 | spio_reg = (REG_RD(bp, MISC_REG_SPIO) & MISC_REGISTERS_SPIO_FLOAT); | |
a2fbb9ea | 1998 | |
c18487ee | 1999 | switch (mode) { |
6378c025 | 2000 | case MISC_REGISTERS_SPIO_OUTPUT_LOW: |
c18487ee YR |
2001 | DP(NETIF_MSG_LINK, "Set SPIO %d -> output low\n", spio_num); |
2002 | /* clear FLOAT and set CLR */ | |
2003 | spio_reg &= ~(spio_mask << MISC_REGISTERS_SPIO_FLOAT_POS); | |
2004 | spio_reg |= (spio_mask << MISC_REGISTERS_SPIO_CLR_POS); | |
2005 | break; | |
a2fbb9ea | 2006 | |
6378c025 | 2007 | case MISC_REGISTERS_SPIO_OUTPUT_HIGH: |
c18487ee YR |
2008 | DP(NETIF_MSG_LINK, "Set SPIO %d -> output high\n", spio_num); |
2009 | /* clear FLOAT and set SET */ | |
2010 | spio_reg &= ~(spio_mask << MISC_REGISTERS_SPIO_FLOAT_POS); | |
2011 | spio_reg |= (spio_mask << MISC_REGISTERS_SPIO_SET_POS); | |
2012 | break; | |
a2fbb9ea | 2013 | |
c18487ee YR |
2014 | case MISC_REGISTERS_SPIO_INPUT_HI_Z: |
2015 | DP(NETIF_MSG_LINK, "Set SPIO %d -> input\n", spio_num); | |
2016 | /* set FLOAT */ | |
2017 | spio_reg |= (spio_mask << MISC_REGISTERS_SPIO_FLOAT_POS); | |
2018 | break; | |
a2fbb9ea | 2019 | |
c18487ee YR |
2020 | default: |
2021 | break; | |
a2fbb9ea ET |
2022 | } |
2023 | ||
c18487ee | 2024 | REG_WR(bp, MISC_REG_SPIO, spio_reg); |
4a37fb66 | 2025 | bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_SPIO); |
c18487ee | 2026 | |
a2fbb9ea ET |
2027 | return 0; |
2028 | } | |
2029 | ||
c18487ee | 2030 | static void bnx2x_calc_fc_adv(struct bnx2x *bp) |
a2fbb9ea | 2031 | { |
ad33ea3a EG |
2032 | switch (bp->link_vars.ieee_fc & |
2033 | MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_MASK) { | |
c18487ee | 2034 | case MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_NONE: |
34f80b04 | 2035 | bp->port.advertising &= ~(ADVERTISED_Asym_Pause | |
c18487ee YR |
2036 | ADVERTISED_Pause); |
2037 | break; | |
356e2385 | 2038 | |
c18487ee | 2039 | case MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH: |
34f80b04 | 2040 | bp->port.advertising |= (ADVERTISED_Asym_Pause | |
c18487ee YR |
2041 | ADVERTISED_Pause); |
2042 | break; | |
356e2385 | 2043 | |
c18487ee | 2044 | case MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_ASYMMETRIC: |
34f80b04 | 2045 | bp->port.advertising |= ADVERTISED_Asym_Pause; |
c18487ee | 2046 | break; |
356e2385 | 2047 | |
c18487ee | 2048 | default: |
34f80b04 | 2049 | bp->port.advertising &= ~(ADVERTISED_Asym_Pause | |
c18487ee YR |
2050 | ADVERTISED_Pause); |
2051 | break; | |
2052 | } | |
2053 | } | |
f1410647 | 2054 | |
c18487ee YR |
2055 | static void bnx2x_link_report(struct bnx2x *bp) |
2056 | { | |
2057 | if (bp->link_vars.link_up) { | |
2058 | if (bp->state == BNX2X_STATE_OPEN) | |
2059 | netif_carrier_on(bp->dev); | |
2060 | printk(KERN_INFO PFX "%s NIC Link is Up, ", bp->dev->name); | |
f1410647 | 2061 | |
c18487ee | 2062 | printk("%d Mbps ", bp->link_vars.line_speed); |
f1410647 | 2063 | |
c18487ee YR |
2064 | if (bp->link_vars.duplex == DUPLEX_FULL) |
2065 | printk("full duplex"); | |
2066 | else | |
2067 | printk("half duplex"); | |
f1410647 | 2068 | |
c0700f90 DM |
2069 | if (bp->link_vars.flow_ctrl != BNX2X_FLOW_CTRL_NONE) { |
2070 | if (bp->link_vars.flow_ctrl & BNX2X_FLOW_CTRL_RX) { | |
c18487ee | 2071 | printk(", receive "); |
356e2385 EG |
2072 | if (bp->link_vars.flow_ctrl & |
2073 | BNX2X_FLOW_CTRL_TX) | |
c18487ee YR |
2074 | printk("& transmit "); |
2075 | } else { | |
2076 | printk(", transmit "); | |
2077 | } | |
2078 | printk("flow control ON"); | |
2079 | } | |
2080 | printk("\n"); | |
f1410647 | 2081 | |
c18487ee YR |
2082 | } else { /* link_down */ |
2083 | netif_carrier_off(bp->dev); | |
2084 | printk(KERN_ERR PFX "%s NIC Link is Down\n", bp->dev->name); | |
f1410647 | 2085 | } |
c18487ee YR |
2086 | } |
2087 | ||
b5bf9068 | 2088 | static u8 bnx2x_initial_phy_init(struct bnx2x *bp, int load_mode) |
c18487ee | 2089 | { |
19680c48 EG |
2090 | if (!BP_NOMCP(bp)) { |
2091 | u8 rc; | |
a2fbb9ea | 2092 | |
19680c48 | 2093 | /* Initialize link parameters structure variables */ |
8c99e7b0 YR |
2094 | /* It is recommended to turn off RX FC for jumbo frames |
2095 | for better performance */ | |
2096 | if (IS_E1HMF(bp)) | |
c0700f90 | 2097 | bp->link_params.req_fc_auto_adv = BNX2X_FLOW_CTRL_BOTH; |
8c99e7b0 | 2098 | else if (bp->dev->mtu > 5000) |
c0700f90 | 2099 | bp->link_params.req_fc_auto_adv = BNX2X_FLOW_CTRL_TX; |
8c99e7b0 | 2100 | else |
c0700f90 | 2101 | bp->link_params.req_fc_auto_adv = BNX2X_FLOW_CTRL_BOTH; |
a2fbb9ea | 2102 | |
4a37fb66 | 2103 | bnx2x_acquire_phy_lock(bp); |
b5bf9068 EG |
2104 | |
2105 | if (load_mode == LOAD_DIAG) | |
2106 | bp->link_params.loopback_mode = LOOPBACK_XGXS_10; | |
2107 | ||
19680c48 | 2108 | rc = bnx2x_phy_init(&bp->link_params, &bp->link_vars); |
b5bf9068 | 2109 | |
4a37fb66 | 2110 | bnx2x_release_phy_lock(bp); |
a2fbb9ea | 2111 | |
3c96c68b EG |
2112 | bnx2x_calc_fc_adv(bp); |
2113 | ||
b5bf9068 EG |
2114 | if (CHIP_REV_IS_SLOW(bp) && bp->link_vars.link_up) { |
2115 | bnx2x_stats_handle(bp, STATS_EVENT_LINK_UP); | |
19680c48 | 2116 | bnx2x_link_report(bp); |
b5bf9068 | 2117 | } |
34f80b04 | 2118 | |
19680c48 EG |
2119 | return rc; |
2120 | } | |
f5372251 | 2121 | BNX2X_ERR("Bootcode is missing - can not initialize link\n"); |
19680c48 | 2122 | return -EINVAL; |
a2fbb9ea ET |
2123 | } |
2124 | ||
c18487ee | 2125 | static void bnx2x_link_set(struct bnx2x *bp) |
a2fbb9ea | 2126 | { |
19680c48 | 2127 | if (!BP_NOMCP(bp)) { |
4a37fb66 | 2128 | bnx2x_acquire_phy_lock(bp); |
19680c48 | 2129 | bnx2x_phy_init(&bp->link_params, &bp->link_vars); |
4a37fb66 | 2130 | bnx2x_release_phy_lock(bp); |
a2fbb9ea | 2131 | |
19680c48 EG |
2132 | bnx2x_calc_fc_adv(bp); |
2133 | } else | |
f5372251 | 2134 | BNX2X_ERR("Bootcode is missing - can not set link\n"); |
c18487ee | 2135 | } |
a2fbb9ea | 2136 | |
c18487ee YR |
2137 | static void bnx2x__link_reset(struct bnx2x *bp) |
2138 | { | |
19680c48 | 2139 | if (!BP_NOMCP(bp)) { |
4a37fb66 | 2140 | bnx2x_acquire_phy_lock(bp); |
589abe3a | 2141 | bnx2x_link_reset(&bp->link_params, &bp->link_vars, 1); |
4a37fb66 | 2142 | bnx2x_release_phy_lock(bp); |
19680c48 | 2143 | } else |
f5372251 | 2144 | BNX2X_ERR("Bootcode is missing - can not reset link\n"); |
c18487ee | 2145 | } |
a2fbb9ea | 2146 | |
c18487ee YR |
2147 | static u8 bnx2x_link_test(struct bnx2x *bp) |
2148 | { | |
2149 | u8 rc; | |
a2fbb9ea | 2150 | |
4a37fb66 | 2151 | bnx2x_acquire_phy_lock(bp); |
c18487ee | 2152 | rc = bnx2x_test_link(&bp->link_params, &bp->link_vars); |
4a37fb66 | 2153 | bnx2x_release_phy_lock(bp); |
a2fbb9ea | 2154 | |
c18487ee YR |
2155 | return rc; |
2156 | } | |
a2fbb9ea | 2157 | |
8a1c38d1 | 2158 | static void bnx2x_init_port_minmax(struct bnx2x *bp) |
34f80b04 | 2159 | { |
8a1c38d1 EG |
2160 | u32 r_param = bp->link_vars.line_speed / 8; |
2161 | u32 fair_periodic_timeout_usec; | |
2162 | u32 t_fair; | |
34f80b04 | 2163 | |
8a1c38d1 EG |
2164 | memset(&(bp->cmng.rs_vars), 0, |
2165 | sizeof(struct rate_shaping_vars_per_port)); | |
2166 | memset(&(bp->cmng.fair_vars), 0, sizeof(struct fairness_vars_per_port)); | |
34f80b04 | 2167 | |
8a1c38d1 EG |
2168 | /* 100 usec in SDM ticks = 25 since each tick is 4 usec */ |
2169 | bp->cmng.rs_vars.rs_periodic_timeout = RS_PERIODIC_TIMEOUT_USEC / 4; | |
34f80b04 | 2170 | |
8a1c38d1 EG |
2171 | /* this is the threshold below which no timer arming will occur |
2172 | 1.25 coefficient is for the threshold to be a little bigger | |
2173 | than the real time, to compensate for timer in-accuracy */ | |
2174 | bp->cmng.rs_vars.rs_threshold = | |
34f80b04 EG |
2175 | (RS_PERIODIC_TIMEOUT_USEC * r_param * 5) / 4; |
2176 | ||
8a1c38d1 EG |
2177 | /* resolution of fairness timer */ |
2178 | fair_periodic_timeout_usec = QM_ARB_BYTES / r_param; | |
2179 | /* for 10G it is 1000usec. for 1G it is 10000usec. */ | |
2180 | t_fair = T_FAIR_COEF / bp->link_vars.line_speed; | |
34f80b04 | 2181 | |
8a1c38d1 EG |
2182 | /* this is the threshold below which we won't arm the timer anymore */ |
2183 | bp->cmng.fair_vars.fair_threshold = QM_ARB_BYTES; | |
34f80b04 | 2184 | |
8a1c38d1 EG |
2185 | /* we multiply by 1e3/8 to get bytes/msec. |
2186 | We don't want the credits to pass a credit | |
2187 | of the t_fair*FAIR_MEM (algorithm resolution) */ | |
2188 | bp->cmng.fair_vars.upper_bound = r_param * t_fair * FAIR_MEM; | |
2189 | /* since each tick is 4 usec */ | |
2190 | bp->cmng.fair_vars.fairness_timeout = fair_periodic_timeout_usec / 4; | |
34f80b04 EG |
2191 | } |
2192 | ||
8a1c38d1 | 2193 | static void bnx2x_init_vn_minmax(struct bnx2x *bp, int func) |
34f80b04 EG |
2194 | { |
2195 | struct rate_shaping_vars_per_vn m_rs_vn; | |
2196 | struct fairness_vars_per_vn m_fair_vn; | |
2197 | u32 vn_cfg = SHMEM_RD(bp, mf_cfg.func_mf_config[func].config); | |
2198 | u16 vn_min_rate, vn_max_rate; | |
2199 | int i; | |
2200 | ||
2201 | /* If function is hidden - set min and max to zeroes */ | |
2202 | if (vn_cfg & FUNC_MF_CFG_FUNC_HIDE) { | |
2203 | vn_min_rate = 0; | |
2204 | vn_max_rate = 0; | |
2205 | ||
2206 | } else { | |
2207 | vn_min_rate = ((vn_cfg & FUNC_MF_CFG_MIN_BW_MASK) >> | |
2208 | FUNC_MF_CFG_MIN_BW_SHIFT) * 100; | |
8a1c38d1 | 2209 | /* If fairness is enabled (not all min rates are zeroes) and |
34f80b04 | 2210 | if current min rate is zero - set it to 1. |
33471629 | 2211 | This is a requirement of the algorithm. */ |
8a1c38d1 | 2212 | if (bp->vn_weight_sum && (vn_min_rate == 0)) |
34f80b04 EG |
2213 | vn_min_rate = DEF_MIN_RATE; |
2214 | vn_max_rate = ((vn_cfg & FUNC_MF_CFG_MAX_BW_MASK) >> | |
2215 | FUNC_MF_CFG_MAX_BW_SHIFT) * 100; | |
2216 | } | |
2217 | ||
8a1c38d1 EG |
2218 | DP(NETIF_MSG_IFUP, |
2219 | "func %d: vn_min_rate=%d vn_max_rate=%d vn_weight_sum=%d\n", | |
2220 | func, vn_min_rate, vn_max_rate, bp->vn_weight_sum); | |
34f80b04 EG |
2221 | |
2222 | memset(&m_rs_vn, 0, sizeof(struct rate_shaping_vars_per_vn)); | |
2223 | memset(&m_fair_vn, 0, sizeof(struct fairness_vars_per_vn)); | |
2224 | ||
2225 | /* global vn counter - maximal Mbps for this vn */ | |
2226 | m_rs_vn.vn_counter.rate = vn_max_rate; | |
2227 | ||
2228 | /* quota - number of bytes transmitted in this period */ | |
2229 | m_rs_vn.vn_counter.quota = | |
2230 | (vn_max_rate * RS_PERIODIC_TIMEOUT_USEC) / 8; | |
2231 | ||
8a1c38d1 | 2232 | if (bp->vn_weight_sum) { |
34f80b04 EG |
2233 | /* credit for each period of the fairness algorithm: |
2234 | number of bytes in T_FAIR (the vn share the port rate). | |
8a1c38d1 EG |
2235 | vn_weight_sum should not be larger than 10000, thus |
2236 | T_FAIR_COEF / (8 * vn_weight_sum) will always be greater | |
2237 | than zero */ | |
34f80b04 | 2238 | m_fair_vn.vn_credit_delta = |
8a1c38d1 EG |
2239 | max((u32)(vn_min_rate * (T_FAIR_COEF / |
2240 | (8 * bp->vn_weight_sum))), | |
2241 | (u32)(bp->cmng.fair_vars.fair_threshold * 2)); | |
34f80b04 EG |
2242 | DP(NETIF_MSG_IFUP, "m_fair_vn.vn_credit_delta=%d\n", |
2243 | m_fair_vn.vn_credit_delta); | |
2244 | } | |
2245 | ||
34f80b04 EG |
2246 | /* Store it to internal memory */ |
2247 | for (i = 0; i < sizeof(struct rate_shaping_vars_per_vn)/4; i++) | |
2248 | REG_WR(bp, BAR_XSTRORM_INTMEM + | |
2249 | XSTORM_RATE_SHAPING_PER_VN_VARS_OFFSET(func) + i * 4, | |
2250 | ((u32 *)(&m_rs_vn))[i]); | |
2251 | ||
2252 | for (i = 0; i < sizeof(struct fairness_vars_per_vn)/4; i++) | |
2253 | REG_WR(bp, BAR_XSTRORM_INTMEM + | |
2254 | XSTORM_FAIRNESS_PER_VN_VARS_OFFSET(func) + i * 4, | |
2255 | ((u32 *)(&m_fair_vn))[i]); | |
2256 | } | |
2257 | ||
8a1c38d1 | 2258 | |
c18487ee YR |
2259 | /* This function is called upon link interrupt */ |
2260 | static void bnx2x_link_attn(struct bnx2x *bp) | |
2261 | { | |
bb2a0f7a YG |
2262 | /* Make sure that we are synced with the current statistics */ |
2263 | bnx2x_stats_handle(bp, STATS_EVENT_STOP); | |
2264 | ||
c18487ee | 2265 | bnx2x_link_update(&bp->link_params, &bp->link_vars); |
a2fbb9ea | 2266 | |
bb2a0f7a YG |
2267 | if (bp->link_vars.link_up) { |
2268 | ||
1c06328c EG |
2269 | /* dropless flow control */ |
2270 | if (CHIP_IS_E1H(bp)) { | |
2271 | int port = BP_PORT(bp); | |
2272 | u32 pause_enabled = 0; | |
2273 | ||
2274 | if (bp->link_vars.flow_ctrl & BNX2X_FLOW_CTRL_TX) | |
2275 | pause_enabled = 1; | |
2276 | ||
2277 | REG_WR(bp, BAR_USTRORM_INTMEM + | |
2278 | USTORM_PAUSE_ENABLED_OFFSET(port), | |
2279 | pause_enabled); | |
2280 | } | |
2281 | ||
bb2a0f7a YG |
2282 | if (bp->link_vars.mac_type == MAC_TYPE_BMAC) { |
2283 | struct host_port_stats *pstats; | |
2284 | ||
2285 | pstats = bnx2x_sp(bp, port_stats); | |
2286 | /* reset old bmac stats */ | |
2287 | memset(&(pstats->mac_stx[0]), 0, | |
2288 | sizeof(struct mac_stx)); | |
2289 | } | |
2290 | if ((bp->state == BNX2X_STATE_OPEN) || | |
2291 | (bp->state == BNX2X_STATE_DISABLED)) | |
2292 | bnx2x_stats_handle(bp, STATS_EVENT_LINK_UP); | |
2293 | } | |
2294 | ||
c18487ee YR |
2295 | /* indicate link status */ |
2296 | bnx2x_link_report(bp); | |
34f80b04 EG |
2297 | |
2298 | if (IS_E1HMF(bp)) { | |
8a1c38d1 | 2299 | int port = BP_PORT(bp); |
34f80b04 | 2300 | int func; |
8a1c38d1 | 2301 | int vn; |
34f80b04 EG |
2302 | |
2303 | for (vn = VN_0; vn < E1HVN_MAX; vn++) { | |
2304 | if (vn == BP_E1HVN(bp)) | |
2305 | continue; | |
2306 | ||
8a1c38d1 | 2307 | func = ((vn << 1) | port); |
34f80b04 EG |
2308 | |
2309 | /* Set the attention towards other drivers | |
2310 | on the same port */ | |
2311 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_0 + | |
2312 | (LINK_SYNC_ATTENTION_BIT_FUNC_0 + func)*4, 1); | |
2313 | } | |
34f80b04 | 2314 | |
8a1c38d1 EG |
2315 | if (bp->link_vars.link_up) { |
2316 | int i; | |
2317 | ||
2318 | /* Init rate shaping and fairness contexts */ | |
2319 | bnx2x_init_port_minmax(bp); | |
34f80b04 | 2320 | |
34f80b04 | 2321 | for (vn = VN_0; vn < E1HVN_MAX; vn++) |
8a1c38d1 EG |
2322 | bnx2x_init_vn_minmax(bp, 2*vn + port); |
2323 | ||
2324 | /* Store it to internal memory */ | |
2325 | for (i = 0; | |
2326 | i < sizeof(struct cmng_struct_per_port) / 4; i++) | |
2327 | REG_WR(bp, BAR_XSTRORM_INTMEM + | |
2328 | XSTORM_CMNG_PER_PORT_VARS_OFFSET(port) + i*4, | |
2329 | ((u32 *)(&bp->cmng))[i]); | |
2330 | } | |
34f80b04 | 2331 | } |
c18487ee | 2332 | } |
a2fbb9ea | 2333 | |
c18487ee YR |
2334 | static void bnx2x__link_status_update(struct bnx2x *bp) |
2335 | { | |
2336 | if (bp->state != BNX2X_STATE_OPEN) | |
2337 | return; | |
a2fbb9ea | 2338 | |
c18487ee | 2339 | bnx2x_link_status_update(&bp->link_params, &bp->link_vars); |
a2fbb9ea | 2340 | |
bb2a0f7a YG |
2341 | if (bp->link_vars.link_up) |
2342 | bnx2x_stats_handle(bp, STATS_EVENT_LINK_UP); | |
2343 | else | |
2344 | bnx2x_stats_handle(bp, STATS_EVENT_STOP); | |
2345 | ||
c18487ee YR |
2346 | /* indicate link status */ |
2347 | bnx2x_link_report(bp); | |
a2fbb9ea | 2348 | } |
a2fbb9ea | 2349 | |
34f80b04 EG |
2350 | static void bnx2x_pmf_update(struct bnx2x *bp) |
2351 | { | |
2352 | int port = BP_PORT(bp); | |
2353 | u32 val; | |
2354 | ||
2355 | bp->port.pmf = 1; | |
2356 | DP(NETIF_MSG_LINK, "pmf %d\n", bp->port.pmf); | |
2357 | ||
2358 | /* enable nig attention */ | |
2359 | val = (0xff0f | (1 << (BP_E1HVN(bp) + 4))); | |
2360 | REG_WR(bp, HC_REG_TRAILING_EDGE_0 + port*8, val); | |
2361 | REG_WR(bp, HC_REG_LEADING_EDGE_0 + port*8, val); | |
bb2a0f7a YG |
2362 | |
2363 | bnx2x_stats_handle(bp, STATS_EVENT_PMF); | |
34f80b04 EG |
2364 | } |
2365 | ||
c18487ee | 2366 | /* end of Link */ |
a2fbb9ea ET |
2367 | |
2368 | /* slow path */ | |
2369 | ||
2370 | /* | |
2371 | * General service functions | |
2372 | */ | |
2373 | ||
2374 | /* the slow path queue is odd since completions arrive on the fastpath ring */ | |
2375 | static int bnx2x_sp_post(struct bnx2x *bp, int command, int cid, | |
2376 | u32 data_hi, u32 data_lo, int common) | |
2377 | { | |
34f80b04 | 2378 | int func = BP_FUNC(bp); |
a2fbb9ea | 2379 | |
34f80b04 EG |
2380 | DP(BNX2X_MSG_SP/*NETIF_MSG_TIMER*/, |
2381 | "SPQE (%x:%x) command %d hw_cid %x data (%x:%x) left %x\n", | |
a2fbb9ea ET |
2382 | (u32)U64_HI(bp->spq_mapping), (u32)(U64_LO(bp->spq_mapping) + |
2383 | (void *)bp->spq_prod_bd - (void *)bp->spq), command, | |
2384 | HW_CID(bp, cid), data_hi, data_lo, bp->spq_left); | |
2385 | ||
2386 | #ifdef BNX2X_STOP_ON_ERROR | |
2387 | if (unlikely(bp->panic)) | |
2388 | return -EIO; | |
2389 | #endif | |
2390 | ||
34f80b04 | 2391 | spin_lock_bh(&bp->spq_lock); |
a2fbb9ea ET |
2392 | |
2393 | if (!bp->spq_left) { | |
2394 | BNX2X_ERR("BUG! SPQ ring full!\n"); | |
34f80b04 | 2395 | spin_unlock_bh(&bp->spq_lock); |
a2fbb9ea ET |
2396 | bnx2x_panic(); |
2397 | return -EBUSY; | |
2398 | } | |
f1410647 | 2399 | |
a2fbb9ea ET |
2400 | /* CID needs port number to be encoded int it */ |
2401 | bp->spq_prod_bd->hdr.conn_and_cmd_data = | |
2402 | cpu_to_le32(((command << SPE_HDR_CMD_ID_SHIFT) | | |
2403 | HW_CID(bp, cid))); | |
2404 | bp->spq_prod_bd->hdr.type = cpu_to_le16(ETH_CONNECTION_TYPE); | |
2405 | if (common) | |
2406 | bp->spq_prod_bd->hdr.type |= | |
2407 | cpu_to_le16((1 << SPE_HDR_COMMON_RAMROD_SHIFT)); | |
2408 | ||
2409 | bp->spq_prod_bd->data.mac_config_addr.hi = cpu_to_le32(data_hi); | |
2410 | bp->spq_prod_bd->data.mac_config_addr.lo = cpu_to_le32(data_lo); | |
2411 | ||
2412 | bp->spq_left--; | |
2413 | ||
2414 | if (bp->spq_prod_bd == bp->spq_last_bd) { | |
2415 | bp->spq_prod_bd = bp->spq; | |
2416 | bp->spq_prod_idx = 0; | |
2417 | DP(NETIF_MSG_TIMER, "end of spq\n"); | |
2418 | ||
2419 | } else { | |
2420 | bp->spq_prod_bd++; | |
2421 | bp->spq_prod_idx++; | |
2422 | } | |
2423 | ||
34f80b04 | 2424 | REG_WR(bp, BAR_XSTRORM_INTMEM + XSTORM_SPQ_PROD_OFFSET(func), |
a2fbb9ea ET |
2425 | bp->spq_prod_idx); |
2426 | ||
34f80b04 | 2427 | spin_unlock_bh(&bp->spq_lock); |
a2fbb9ea ET |
2428 | return 0; |
2429 | } | |
2430 | ||
2431 | /* acquire split MCP access lock register */ | |
4a37fb66 | 2432 | static int bnx2x_acquire_alr(struct bnx2x *bp) |
a2fbb9ea | 2433 | { |
a2fbb9ea | 2434 | u32 i, j, val; |
34f80b04 | 2435 | int rc = 0; |
a2fbb9ea ET |
2436 | |
2437 | might_sleep(); | |
2438 | i = 100; | |
2439 | for (j = 0; j < i*10; j++) { | |
2440 | val = (1UL << 31); | |
2441 | REG_WR(bp, GRCBASE_MCP + 0x9c, val); | |
2442 | val = REG_RD(bp, GRCBASE_MCP + 0x9c); | |
2443 | if (val & (1L << 31)) | |
2444 | break; | |
2445 | ||
2446 | msleep(5); | |
2447 | } | |
a2fbb9ea | 2448 | if (!(val & (1L << 31))) { |
19680c48 | 2449 | BNX2X_ERR("Cannot acquire MCP access lock register\n"); |
a2fbb9ea ET |
2450 | rc = -EBUSY; |
2451 | } | |
2452 | ||
2453 | return rc; | |
2454 | } | |
2455 | ||
4a37fb66 YG |
2456 | /* release split MCP access lock register */ |
2457 | static void bnx2x_release_alr(struct bnx2x *bp) | |
a2fbb9ea ET |
2458 | { |
2459 | u32 val = 0; | |
2460 | ||
2461 | REG_WR(bp, GRCBASE_MCP + 0x9c, val); | |
2462 | } | |
2463 | ||
2464 | static inline u16 bnx2x_update_dsb_idx(struct bnx2x *bp) | |
2465 | { | |
2466 | struct host_def_status_block *def_sb = bp->def_status_blk; | |
2467 | u16 rc = 0; | |
2468 | ||
2469 | barrier(); /* status block is written to by the chip */ | |
a2fbb9ea ET |
2470 | if (bp->def_att_idx != def_sb->atten_status_block.attn_bits_index) { |
2471 | bp->def_att_idx = def_sb->atten_status_block.attn_bits_index; | |
2472 | rc |= 1; | |
2473 | } | |
2474 | if (bp->def_c_idx != def_sb->c_def_status_block.status_block_index) { | |
2475 | bp->def_c_idx = def_sb->c_def_status_block.status_block_index; | |
2476 | rc |= 2; | |
2477 | } | |
2478 | if (bp->def_u_idx != def_sb->u_def_status_block.status_block_index) { | |
2479 | bp->def_u_idx = def_sb->u_def_status_block.status_block_index; | |
2480 | rc |= 4; | |
2481 | } | |
2482 | if (bp->def_x_idx != def_sb->x_def_status_block.status_block_index) { | |
2483 | bp->def_x_idx = def_sb->x_def_status_block.status_block_index; | |
2484 | rc |= 8; | |
2485 | } | |
2486 | if (bp->def_t_idx != def_sb->t_def_status_block.status_block_index) { | |
2487 | bp->def_t_idx = def_sb->t_def_status_block.status_block_index; | |
2488 | rc |= 16; | |
2489 | } | |
2490 | return rc; | |
2491 | } | |
2492 | ||
2493 | /* | |
2494 | * slow path service functions | |
2495 | */ | |
2496 | ||
2497 | static void bnx2x_attn_int_asserted(struct bnx2x *bp, u32 asserted) | |
2498 | { | |
34f80b04 | 2499 | int port = BP_PORT(bp); |
5c862848 EG |
2500 | u32 hc_addr = (HC_REG_COMMAND_REG + port*32 + |
2501 | COMMAND_REG_ATTN_BITS_SET); | |
a2fbb9ea ET |
2502 | u32 aeu_addr = port ? MISC_REG_AEU_MASK_ATTN_FUNC_1 : |
2503 | MISC_REG_AEU_MASK_ATTN_FUNC_0; | |
877e9aa4 ET |
2504 | u32 nig_int_mask_addr = port ? NIG_REG_MASK_INTERRUPT_PORT1 : |
2505 | NIG_REG_MASK_INTERRUPT_PORT0; | |
3fcaf2e5 | 2506 | u32 aeu_mask; |
87942b46 | 2507 | u32 nig_mask = 0; |
a2fbb9ea | 2508 | |
a2fbb9ea ET |
2509 | if (bp->attn_state & asserted) |
2510 | BNX2X_ERR("IGU ERROR\n"); | |
2511 | ||
3fcaf2e5 EG |
2512 | bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_PORT0_ATT_MASK + port); |
2513 | aeu_mask = REG_RD(bp, aeu_addr); | |
2514 | ||
a2fbb9ea | 2515 | DP(NETIF_MSG_HW, "aeu_mask %x newly asserted %x\n", |
3fcaf2e5 EG |
2516 | aeu_mask, asserted); |
2517 | aeu_mask &= ~(asserted & 0xff); | |
2518 | DP(NETIF_MSG_HW, "new mask %x\n", aeu_mask); | |
a2fbb9ea | 2519 | |
3fcaf2e5 EG |
2520 | REG_WR(bp, aeu_addr, aeu_mask); |
2521 | bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_PORT0_ATT_MASK + port); | |
a2fbb9ea | 2522 | |
3fcaf2e5 | 2523 | DP(NETIF_MSG_HW, "attn_state %x\n", bp->attn_state); |
a2fbb9ea | 2524 | bp->attn_state |= asserted; |
3fcaf2e5 | 2525 | DP(NETIF_MSG_HW, "new state %x\n", bp->attn_state); |
a2fbb9ea ET |
2526 | |
2527 | if (asserted & ATTN_HARD_WIRED_MASK) { | |
2528 | if (asserted & ATTN_NIG_FOR_FUNC) { | |
a2fbb9ea | 2529 | |
a5e9a7cf EG |
2530 | bnx2x_acquire_phy_lock(bp); |
2531 | ||
877e9aa4 | 2532 | /* save nig interrupt mask */ |
87942b46 | 2533 | nig_mask = REG_RD(bp, nig_int_mask_addr); |
877e9aa4 | 2534 | REG_WR(bp, nig_int_mask_addr, 0); |
a2fbb9ea | 2535 | |
c18487ee | 2536 | bnx2x_link_attn(bp); |
a2fbb9ea ET |
2537 | |
2538 | /* handle unicore attn? */ | |
2539 | } | |
2540 | if (asserted & ATTN_SW_TIMER_4_FUNC) | |
2541 | DP(NETIF_MSG_HW, "ATTN_SW_TIMER_4_FUNC!\n"); | |
2542 | ||
2543 | if (asserted & GPIO_2_FUNC) | |
2544 | DP(NETIF_MSG_HW, "GPIO_2_FUNC!\n"); | |
2545 | ||
2546 | if (asserted & GPIO_3_FUNC) | |
2547 | DP(NETIF_MSG_HW, "GPIO_3_FUNC!\n"); | |
2548 | ||
2549 | if (asserted & GPIO_4_FUNC) | |
2550 | DP(NETIF_MSG_HW, "GPIO_4_FUNC!\n"); | |
2551 | ||
2552 | if (port == 0) { | |
2553 | if (asserted & ATTN_GENERAL_ATTN_1) { | |
2554 | DP(NETIF_MSG_HW, "ATTN_GENERAL_ATTN_1!\n"); | |
2555 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_1, 0x0); | |
2556 | } | |
2557 | if (asserted & ATTN_GENERAL_ATTN_2) { | |
2558 | DP(NETIF_MSG_HW, "ATTN_GENERAL_ATTN_2!\n"); | |
2559 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_2, 0x0); | |
2560 | } | |
2561 | if (asserted & ATTN_GENERAL_ATTN_3) { | |
2562 | DP(NETIF_MSG_HW, "ATTN_GENERAL_ATTN_3!\n"); | |
2563 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_3, 0x0); | |
2564 | } | |
2565 | } else { | |
2566 | if (asserted & ATTN_GENERAL_ATTN_4) { | |
2567 | DP(NETIF_MSG_HW, "ATTN_GENERAL_ATTN_4!\n"); | |
2568 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_4, 0x0); | |
2569 | } | |
2570 | if (asserted & ATTN_GENERAL_ATTN_5) { | |
2571 | DP(NETIF_MSG_HW, "ATTN_GENERAL_ATTN_5!\n"); | |
2572 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_5, 0x0); | |
2573 | } | |
2574 | if (asserted & ATTN_GENERAL_ATTN_6) { | |
2575 | DP(NETIF_MSG_HW, "ATTN_GENERAL_ATTN_6!\n"); | |
2576 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_6, 0x0); | |
2577 | } | |
2578 | } | |
2579 | ||
2580 | } /* if hardwired */ | |
2581 | ||
5c862848 EG |
2582 | DP(NETIF_MSG_HW, "about to mask 0x%08x at HC addr 0x%x\n", |
2583 | asserted, hc_addr); | |
2584 | REG_WR(bp, hc_addr, asserted); | |
a2fbb9ea ET |
2585 | |
2586 | /* now set back the mask */ | |
a5e9a7cf | 2587 | if (asserted & ATTN_NIG_FOR_FUNC) { |
87942b46 | 2588 | REG_WR(bp, nig_int_mask_addr, nig_mask); |
a5e9a7cf EG |
2589 | bnx2x_release_phy_lock(bp); |
2590 | } | |
a2fbb9ea ET |
2591 | } |
2592 | ||
877e9aa4 | 2593 | static inline void bnx2x_attn_int_deasserted0(struct bnx2x *bp, u32 attn) |
a2fbb9ea | 2594 | { |
34f80b04 | 2595 | int port = BP_PORT(bp); |
877e9aa4 ET |
2596 | int reg_offset; |
2597 | u32 val; | |
2598 | ||
34f80b04 EG |
2599 | reg_offset = (port ? MISC_REG_AEU_ENABLE1_FUNC_1_OUT_0 : |
2600 | MISC_REG_AEU_ENABLE1_FUNC_0_OUT_0); | |
877e9aa4 | 2601 | |
34f80b04 | 2602 | if (attn & AEU_INPUTS_ATTN_BITS_SPIO5) { |
877e9aa4 ET |
2603 | |
2604 | val = REG_RD(bp, reg_offset); | |
2605 | val &= ~AEU_INPUTS_ATTN_BITS_SPIO5; | |
2606 | REG_WR(bp, reg_offset, val); | |
2607 | ||
2608 | BNX2X_ERR("SPIO5 hw attention\n"); | |
2609 | ||
35b19ba5 EG |
2610 | switch (XGXS_EXT_PHY_TYPE(bp->link_params.ext_phy_config)) { |
2611 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101: | |
877e9aa4 ET |
2612 | /* Fan failure attention */ |
2613 | ||
17de50b7 | 2614 | /* The PHY reset is controlled by GPIO 1 */ |
877e9aa4 | 2615 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_1, |
17de50b7 EG |
2616 | MISC_REGISTERS_GPIO_OUTPUT_LOW, port); |
2617 | /* Low power mode is controlled by GPIO 2 */ | |
877e9aa4 | 2618 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_2, |
17de50b7 | 2619 | MISC_REGISTERS_GPIO_OUTPUT_LOW, port); |
877e9aa4 | 2620 | /* mark the failure */ |
c18487ee | 2621 | bp->link_params.ext_phy_config &= |
877e9aa4 | 2622 | ~PORT_HW_CFG_XGXS_EXT_PHY_TYPE_MASK; |
c18487ee | 2623 | bp->link_params.ext_phy_config |= |
877e9aa4 ET |
2624 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_FAILURE; |
2625 | SHMEM_WR(bp, | |
2626 | dev_info.port_hw_config[port]. | |
2627 | external_phy_config, | |
c18487ee | 2628 | bp->link_params.ext_phy_config); |
877e9aa4 ET |
2629 | /* log the failure */ |
2630 | printk(KERN_ERR PFX "Fan Failure on Network" | |
2631 | " Controller %s has caused the driver to" | |
2632 | " shutdown the card to prevent permanent" | |
2633 | " damage. Please contact Dell Support for" | |
2634 | " assistance\n", bp->dev->name); | |
2635 | break; | |
2636 | ||
2637 | default: | |
2638 | break; | |
2639 | } | |
2640 | } | |
34f80b04 | 2641 | |
589abe3a EG |
2642 | if (attn & (AEU_INPUTS_ATTN_BITS_GPIO3_FUNCTION_0 | |
2643 | AEU_INPUTS_ATTN_BITS_GPIO3_FUNCTION_1)) { | |
2644 | bnx2x_acquire_phy_lock(bp); | |
2645 | bnx2x_handle_module_detect_int(&bp->link_params); | |
2646 | bnx2x_release_phy_lock(bp); | |
2647 | } | |
2648 | ||
34f80b04 EG |
2649 | if (attn & HW_INTERRUT_ASSERT_SET_0) { |
2650 | ||
2651 | val = REG_RD(bp, reg_offset); | |
2652 | val &= ~(attn & HW_INTERRUT_ASSERT_SET_0); | |
2653 | REG_WR(bp, reg_offset, val); | |
2654 | ||
2655 | BNX2X_ERR("FATAL HW block attention set0 0x%x\n", | |
2656 | (attn & HW_INTERRUT_ASSERT_SET_0)); | |
2657 | bnx2x_panic(); | |
2658 | } | |
877e9aa4 ET |
2659 | } |
2660 | ||
2661 | static inline void bnx2x_attn_int_deasserted1(struct bnx2x *bp, u32 attn) | |
2662 | { | |
2663 | u32 val; | |
2664 | ||
0626b899 | 2665 | if (attn & AEU_INPUTS_ATTN_BITS_DOORBELLQ_HW_INTERRUPT) { |
877e9aa4 ET |
2666 | |
2667 | val = REG_RD(bp, DORQ_REG_DORQ_INT_STS_CLR); | |
2668 | BNX2X_ERR("DB hw attention 0x%x\n", val); | |
2669 | /* DORQ discard attention */ | |
2670 | if (val & 0x2) | |
2671 | BNX2X_ERR("FATAL error from DORQ\n"); | |
2672 | } | |
34f80b04 EG |
2673 | |
2674 | if (attn & HW_INTERRUT_ASSERT_SET_1) { | |
2675 | ||
2676 | int port = BP_PORT(bp); | |
2677 | int reg_offset; | |
2678 | ||
2679 | reg_offset = (port ? MISC_REG_AEU_ENABLE1_FUNC_1_OUT_1 : | |
2680 | MISC_REG_AEU_ENABLE1_FUNC_0_OUT_1); | |
2681 | ||
2682 | val = REG_RD(bp, reg_offset); | |
2683 | val &= ~(attn & HW_INTERRUT_ASSERT_SET_1); | |
2684 | REG_WR(bp, reg_offset, val); | |
2685 | ||
2686 | BNX2X_ERR("FATAL HW block attention set1 0x%x\n", | |
2687 | (attn & HW_INTERRUT_ASSERT_SET_1)); | |
2688 | bnx2x_panic(); | |
2689 | } | |
877e9aa4 ET |
2690 | } |
2691 | ||
2692 | static inline void bnx2x_attn_int_deasserted2(struct bnx2x *bp, u32 attn) | |
2693 | { | |
2694 | u32 val; | |
2695 | ||
2696 | if (attn & AEU_INPUTS_ATTN_BITS_CFC_HW_INTERRUPT) { | |
2697 | ||
2698 | val = REG_RD(bp, CFC_REG_CFC_INT_STS_CLR); | |
2699 | BNX2X_ERR("CFC hw attention 0x%x\n", val); | |
2700 | /* CFC error attention */ | |
2701 | if (val & 0x2) | |
2702 | BNX2X_ERR("FATAL error from CFC\n"); | |
2703 | } | |
2704 | ||
2705 | if (attn & AEU_INPUTS_ATTN_BITS_PXP_HW_INTERRUPT) { | |
2706 | ||
2707 | val = REG_RD(bp, PXP_REG_PXP_INT_STS_CLR_0); | |
2708 | BNX2X_ERR("PXP hw attention 0x%x\n", val); | |
2709 | /* RQ_USDMDP_FIFO_OVERFLOW */ | |
2710 | if (val & 0x18000) | |
2711 | BNX2X_ERR("FATAL error from PXP\n"); | |
2712 | } | |
34f80b04 EG |
2713 | |
2714 | if (attn & HW_INTERRUT_ASSERT_SET_2) { | |
2715 | ||
2716 | int port = BP_PORT(bp); | |
2717 | int reg_offset; | |
2718 | ||
2719 | reg_offset = (port ? MISC_REG_AEU_ENABLE1_FUNC_1_OUT_2 : | |
2720 | MISC_REG_AEU_ENABLE1_FUNC_0_OUT_2); | |
2721 | ||
2722 | val = REG_RD(bp, reg_offset); | |
2723 | val &= ~(attn & HW_INTERRUT_ASSERT_SET_2); | |
2724 | REG_WR(bp, reg_offset, val); | |
2725 | ||
2726 | BNX2X_ERR("FATAL HW block attention set2 0x%x\n", | |
2727 | (attn & HW_INTERRUT_ASSERT_SET_2)); | |
2728 | bnx2x_panic(); | |
2729 | } | |
877e9aa4 ET |
2730 | } |
2731 | ||
2732 | static inline void bnx2x_attn_int_deasserted3(struct bnx2x *bp, u32 attn) | |
2733 | { | |
34f80b04 EG |
2734 | u32 val; |
2735 | ||
877e9aa4 ET |
2736 | if (attn & EVEREST_GEN_ATTN_IN_USE_MASK) { |
2737 | ||
34f80b04 EG |
2738 | if (attn & BNX2X_PMF_LINK_ASSERT) { |
2739 | int func = BP_FUNC(bp); | |
2740 | ||
2741 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_12 + func*4, 0); | |
2742 | bnx2x__link_status_update(bp); | |
2743 | if (SHMEM_RD(bp, func_mb[func].drv_status) & | |
2744 | DRV_STATUS_PMF) | |
2745 | bnx2x_pmf_update(bp); | |
2746 | ||
2747 | } else if (attn & BNX2X_MC_ASSERT_BITS) { | |
877e9aa4 ET |
2748 | |
2749 | BNX2X_ERR("MC assert!\n"); | |
2750 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_10, 0); | |
2751 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_9, 0); | |
2752 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_8, 0); | |
2753 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_7, 0); | |
2754 | bnx2x_panic(); | |
2755 | ||
2756 | } else if (attn & BNX2X_MCP_ASSERT) { | |
2757 | ||
2758 | BNX2X_ERR("MCP assert!\n"); | |
2759 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_11, 0); | |
34f80b04 | 2760 | bnx2x_fw_dump(bp); |
877e9aa4 ET |
2761 | |
2762 | } else | |
2763 | BNX2X_ERR("Unknown HW assert! (attn 0x%x)\n", attn); | |
2764 | } | |
2765 | ||
2766 | if (attn & EVEREST_LATCHED_ATTN_IN_USE_MASK) { | |
34f80b04 EG |
2767 | BNX2X_ERR("LATCHED attention 0x%08x (masked)\n", attn); |
2768 | if (attn & BNX2X_GRC_TIMEOUT) { | |
2769 | val = CHIP_IS_E1H(bp) ? | |
2770 | REG_RD(bp, MISC_REG_GRC_TIMEOUT_ATTN) : 0; | |
2771 | BNX2X_ERR("GRC time-out 0x%08x\n", val); | |
2772 | } | |
2773 | if (attn & BNX2X_GRC_RSV) { | |
2774 | val = CHIP_IS_E1H(bp) ? | |
2775 | REG_RD(bp, MISC_REG_GRC_RSV_ATTN) : 0; | |
2776 | BNX2X_ERR("GRC reserved 0x%08x\n", val); | |
2777 | } | |
877e9aa4 | 2778 | REG_WR(bp, MISC_REG_AEU_CLR_LATCH_SIGNAL, 0x7ff); |
877e9aa4 ET |
2779 | } |
2780 | } | |
2781 | ||
2782 | static void bnx2x_attn_int_deasserted(struct bnx2x *bp, u32 deasserted) | |
2783 | { | |
a2fbb9ea ET |
2784 | struct attn_route attn; |
2785 | struct attn_route group_mask; | |
34f80b04 | 2786 | int port = BP_PORT(bp); |
877e9aa4 | 2787 | int index; |
a2fbb9ea ET |
2788 | u32 reg_addr; |
2789 | u32 val; | |
3fcaf2e5 | 2790 | u32 aeu_mask; |
a2fbb9ea ET |
2791 | |
2792 | /* need to take HW lock because MCP or other port might also | |
2793 | try to handle this event */ | |
4a37fb66 | 2794 | bnx2x_acquire_alr(bp); |
a2fbb9ea ET |
2795 | |
2796 | attn.sig[0] = REG_RD(bp, MISC_REG_AEU_AFTER_INVERT_1_FUNC_0 + port*4); | |
2797 | attn.sig[1] = REG_RD(bp, MISC_REG_AEU_AFTER_INVERT_2_FUNC_0 + port*4); | |
2798 | attn.sig[2] = REG_RD(bp, MISC_REG_AEU_AFTER_INVERT_3_FUNC_0 + port*4); | |
2799 | attn.sig[3] = REG_RD(bp, MISC_REG_AEU_AFTER_INVERT_4_FUNC_0 + port*4); | |
34f80b04 EG |
2800 | DP(NETIF_MSG_HW, "attn: %08x %08x %08x %08x\n", |
2801 | attn.sig[0], attn.sig[1], attn.sig[2], attn.sig[3]); | |
a2fbb9ea ET |
2802 | |
2803 | for (index = 0; index < MAX_DYNAMIC_ATTN_GRPS; index++) { | |
2804 | if (deasserted & (1 << index)) { | |
2805 | group_mask = bp->attn_group[index]; | |
2806 | ||
34f80b04 EG |
2807 | DP(NETIF_MSG_HW, "group[%d]: %08x %08x %08x %08x\n", |
2808 | index, group_mask.sig[0], group_mask.sig[1], | |
2809 | group_mask.sig[2], group_mask.sig[3]); | |
a2fbb9ea | 2810 | |
877e9aa4 ET |
2811 | bnx2x_attn_int_deasserted3(bp, |
2812 | attn.sig[3] & group_mask.sig[3]); | |
2813 | bnx2x_attn_int_deasserted1(bp, | |
2814 | attn.sig[1] & group_mask.sig[1]); | |
2815 | bnx2x_attn_int_deasserted2(bp, | |
2816 | attn.sig[2] & group_mask.sig[2]); | |
2817 | bnx2x_attn_int_deasserted0(bp, | |
2818 | attn.sig[0] & group_mask.sig[0]); | |
a2fbb9ea | 2819 | |
a2fbb9ea ET |
2820 | if ((attn.sig[0] & group_mask.sig[0] & |
2821 | HW_PRTY_ASSERT_SET_0) || | |
2822 | (attn.sig[1] & group_mask.sig[1] & | |
2823 | HW_PRTY_ASSERT_SET_1) || | |
2824 | (attn.sig[2] & group_mask.sig[2] & | |
2825 | HW_PRTY_ASSERT_SET_2)) | |
6378c025 | 2826 | BNX2X_ERR("FATAL HW block parity attention\n"); |
a2fbb9ea ET |
2827 | } |
2828 | } | |
2829 | ||
4a37fb66 | 2830 | bnx2x_release_alr(bp); |
a2fbb9ea | 2831 | |
5c862848 | 2832 | reg_addr = (HC_REG_COMMAND_REG + port*32 + COMMAND_REG_ATTN_BITS_CLR); |
a2fbb9ea ET |
2833 | |
2834 | val = ~deasserted; | |
3fcaf2e5 EG |
2835 | DP(NETIF_MSG_HW, "about to mask 0x%08x at HC addr 0x%x\n", |
2836 | val, reg_addr); | |
5c862848 | 2837 | REG_WR(bp, reg_addr, val); |
a2fbb9ea | 2838 | |
a2fbb9ea | 2839 | if (~bp->attn_state & deasserted) |
3fcaf2e5 | 2840 | BNX2X_ERR("IGU ERROR\n"); |
a2fbb9ea ET |
2841 | |
2842 | reg_addr = port ? MISC_REG_AEU_MASK_ATTN_FUNC_1 : | |
2843 | MISC_REG_AEU_MASK_ATTN_FUNC_0; | |
2844 | ||
3fcaf2e5 EG |
2845 | bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_PORT0_ATT_MASK + port); |
2846 | aeu_mask = REG_RD(bp, reg_addr); | |
2847 | ||
2848 | DP(NETIF_MSG_HW, "aeu_mask %x newly deasserted %x\n", | |
2849 | aeu_mask, deasserted); | |
2850 | aeu_mask |= (deasserted & 0xff); | |
2851 | DP(NETIF_MSG_HW, "new mask %x\n", aeu_mask); | |
a2fbb9ea | 2852 | |
3fcaf2e5 EG |
2853 | REG_WR(bp, reg_addr, aeu_mask); |
2854 | bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_PORT0_ATT_MASK + port); | |
a2fbb9ea ET |
2855 | |
2856 | DP(NETIF_MSG_HW, "attn_state %x\n", bp->attn_state); | |
2857 | bp->attn_state &= ~deasserted; | |
2858 | DP(NETIF_MSG_HW, "new state %x\n", bp->attn_state); | |
2859 | } | |
2860 | ||
2861 | static void bnx2x_attn_int(struct bnx2x *bp) | |
2862 | { | |
2863 | /* read local copy of bits */ | |
68d59484 EG |
2864 | u32 attn_bits = le32_to_cpu(bp->def_status_blk->atten_status_block. |
2865 | attn_bits); | |
2866 | u32 attn_ack = le32_to_cpu(bp->def_status_blk->atten_status_block. | |
2867 | attn_bits_ack); | |
a2fbb9ea ET |
2868 | u32 attn_state = bp->attn_state; |
2869 | ||
2870 | /* look for changed bits */ | |
2871 | u32 asserted = attn_bits & ~attn_ack & ~attn_state; | |
2872 | u32 deasserted = ~attn_bits & attn_ack & attn_state; | |
2873 | ||
2874 | DP(NETIF_MSG_HW, | |
2875 | "attn_bits %x attn_ack %x asserted %x deasserted %x\n", | |
2876 | attn_bits, attn_ack, asserted, deasserted); | |
2877 | ||
2878 | if (~(attn_bits ^ attn_ack) & (attn_bits ^ attn_state)) | |
34f80b04 | 2879 | BNX2X_ERR("BAD attention state\n"); |
a2fbb9ea ET |
2880 | |
2881 | /* handle bits that were raised */ | |
2882 | if (asserted) | |
2883 | bnx2x_attn_int_asserted(bp, asserted); | |
2884 | ||
2885 | if (deasserted) | |
2886 | bnx2x_attn_int_deasserted(bp, deasserted); | |
2887 | } | |
2888 | ||
2889 | static void bnx2x_sp_task(struct work_struct *work) | |
2890 | { | |
1cf167f2 | 2891 | struct bnx2x *bp = container_of(work, struct bnx2x, sp_task.work); |
a2fbb9ea ET |
2892 | u16 status; |
2893 | ||
34f80b04 | 2894 | |
a2fbb9ea ET |
2895 | /* Return here if interrupt is disabled */ |
2896 | if (unlikely(atomic_read(&bp->intr_sem) != 0)) { | |
3196a88a | 2897 | DP(NETIF_MSG_INTR, "called but intr_sem not 0, returning\n"); |
a2fbb9ea ET |
2898 | return; |
2899 | } | |
2900 | ||
2901 | status = bnx2x_update_dsb_idx(bp); | |
34f80b04 EG |
2902 | /* if (status == 0) */ |
2903 | /* BNX2X_ERR("spurious slowpath interrupt!\n"); */ | |
a2fbb9ea | 2904 | |
3196a88a | 2905 | DP(NETIF_MSG_INTR, "got a slowpath interrupt (updated %x)\n", status); |
a2fbb9ea | 2906 | |
877e9aa4 ET |
2907 | /* HW attentions */ |
2908 | if (status & 0x1) | |
a2fbb9ea | 2909 | bnx2x_attn_int(bp); |
a2fbb9ea | 2910 | |
68d59484 | 2911 | bnx2x_ack_sb(bp, DEF_SB_ID, ATTENTION_ID, le16_to_cpu(bp->def_att_idx), |
a2fbb9ea ET |
2912 | IGU_INT_NOP, 1); |
2913 | bnx2x_ack_sb(bp, DEF_SB_ID, USTORM_ID, le16_to_cpu(bp->def_u_idx), | |
2914 | IGU_INT_NOP, 1); | |
2915 | bnx2x_ack_sb(bp, DEF_SB_ID, CSTORM_ID, le16_to_cpu(bp->def_c_idx), | |
2916 | IGU_INT_NOP, 1); | |
2917 | bnx2x_ack_sb(bp, DEF_SB_ID, XSTORM_ID, le16_to_cpu(bp->def_x_idx), | |
2918 | IGU_INT_NOP, 1); | |
2919 | bnx2x_ack_sb(bp, DEF_SB_ID, TSTORM_ID, le16_to_cpu(bp->def_t_idx), | |
2920 | IGU_INT_ENABLE, 1); | |
877e9aa4 | 2921 | |
a2fbb9ea ET |
2922 | } |
2923 | ||
2924 | static irqreturn_t bnx2x_msix_sp_int(int irq, void *dev_instance) | |
2925 | { | |
2926 | struct net_device *dev = dev_instance; | |
2927 | struct bnx2x *bp = netdev_priv(dev); | |
2928 | ||
2929 | /* Return here if interrupt is disabled */ | |
2930 | if (unlikely(atomic_read(&bp->intr_sem) != 0)) { | |
3196a88a | 2931 | DP(NETIF_MSG_INTR, "called but intr_sem not 0, returning\n"); |
a2fbb9ea ET |
2932 | return IRQ_HANDLED; |
2933 | } | |
2934 | ||
8d9c5f34 | 2935 | bnx2x_ack_sb(bp, DEF_SB_ID, TSTORM_ID, 0, IGU_INT_DISABLE, 0); |
a2fbb9ea ET |
2936 | |
2937 | #ifdef BNX2X_STOP_ON_ERROR | |
2938 | if (unlikely(bp->panic)) | |
2939 | return IRQ_HANDLED; | |
2940 | #endif | |
2941 | ||
1cf167f2 | 2942 | queue_delayed_work(bnx2x_wq, &bp->sp_task, 0); |
a2fbb9ea ET |
2943 | |
2944 | return IRQ_HANDLED; | |
2945 | } | |
2946 | ||
2947 | /* end of slow path */ | |
2948 | ||
2949 | /* Statistics */ | |
2950 | ||
2951 | /**************************************************************************** | |
2952 | * Macros | |
2953 | ****************************************************************************/ | |
2954 | ||
a2fbb9ea ET |
2955 | /* sum[hi:lo] += add[hi:lo] */ |
2956 | #define ADD_64(s_hi, a_hi, s_lo, a_lo) \ | |
2957 | do { \ | |
2958 | s_lo += a_lo; \ | |
f5ba6772 | 2959 | s_hi += a_hi + ((s_lo < a_lo) ? 1 : 0); \ |
a2fbb9ea ET |
2960 | } while (0) |
2961 | ||
2962 | /* difference = minuend - subtrahend */ | |
2963 | #define DIFF_64(d_hi, m_hi, s_hi, d_lo, m_lo, s_lo) \ | |
2964 | do { \ | |
bb2a0f7a YG |
2965 | if (m_lo < s_lo) { \ |
2966 | /* underflow */ \ | |
a2fbb9ea | 2967 | d_hi = m_hi - s_hi; \ |
bb2a0f7a | 2968 | if (d_hi > 0) { \ |
6378c025 | 2969 | /* we can 'loan' 1 */ \ |
a2fbb9ea ET |
2970 | d_hi--; \ |
2971 | d_lo = m_lo + (UINT_MAX - s_lo) + 1; \ | |
bb2a0f7a | 2972 | } else { \ |
6378c025 | 2973 | /* m_hi <= s_hi */ \ |
a2fbb9ea ET |
2974 | d_hi = 0; \ |
2975 | d_lo = 0; \ | |
2976 | } \ | |
bb2a0f7a YG |
2977 | } else { \ |
2978 | /* m_lo >= s_lo */ \ | |
a2fbb9ea | 2979 | if (m_hi < s_hi) { \ |
bb2a0f7a YG |
2980 | d_hi = 0; \ |
2981 | d_lo = 0; \ | |
2982 | } else { \ | |
6378c025 | 2983 | /* m_hi >= s_hi */ \ |
bb2a0f7a YG |
2984 | d_hi = m_hi - s_hi; \ |
2985 | d_lo = m_lo - s_lo; \ | |
a2fbb9ea ET |
2986 | } \ |
2987 | } \ | |
2988 | } while (0) | |
2989 | ||
bb2a0f7a | 2990 | #define UPDATE_STAT64(s, t) \ |
a2fbb9ea | 2991 | do { \ |
bb2a0f7a YG |
2992 | DIFF_64(diff.hi, new->s##_hi, pstats->mac_stx[0].t##_hi, \ |
2993 | diff.lo, new->s##_lo, pstats->mac_stx[0].t##_lo); \ | |
2994 | pstats->mac_stx[0].t##_hi = new->s##_hi; \ | |
2995 | pstats->mac_stx[0].t##_lo = new->s##_lo; \ | |
2996 | ADD_64(pstats->mac_stx[1].t##_hi, diff.hi, \ | |
2997 | pstats->mac_stx[1].t##_lo, diff.lo); \ | |
a2fbb9ea ET |
2998 | } while (0) |
2999 | ||
bb2a0f7a | 3000 | #define UPDATE_STAT64_NIG(s, t) \ |
a2fbb9ea | 3001 | do { \ |
bb2a0f7a YG |
3002 | DIFF_64(diff.hi, new->s##_hi, old->s##_hi, \ |
3003 | diff.lo, new->s##_lo, old->s##_lo); \ | |
3004 | ADD_64(estats->t##_hi, diff.hi, \ | |
3005 | estats->t##_lo, diff.lo); \ | |
a2fbb9ea ET |
3006 | } while (0) |
3007 | ||
3008 | /* sum[hi:lo] += add */ | |
3009 | #define ADD_EXTEND_64(s_hi, s_lo, a) \ | |
3010 | do { \ | |
3011 | s_lo += a; \ | |
3012 | s_hi += (s_lo < a) ? 1 : 0; \ | |
3013 | } while (0) | |
3014 | ||
bb2a0f7a | 3015 | #define UPDATE_EXTEND_STAT(s) \ |
a2fbb9ea | 3016 | do { \ |
bb2a0f7a YG |
3017 | ADD_EXTEND_64(pstats->mac_stx[1].s##_hi, \ |
3018 | pstats->mac_stx[1].s##_lo, \ | |
3019 | new->s); \ | |
a2fbb9ea ET |
3020 | } while (0) |
3021 | ||
bb2a0f7a | 3022 | #define UPDATE_EXTEND_TSTAT(s, t) \ |
a2fbb9ea | 3023 | do { \ |
4781bfad EG |
3024 | diff = le32_to_cpu(tclient->s) - le32_to_cpu(old_tclient->s); \ |
3025 | old_tclient->s = tclient->s; \ | |
de832a55 EG |
3026 | ADD_EXTEND_64(qstats->t##_hi, qstats->t##_lo, diff); \ |
3027 | } while (0) | |
3028 | ||
3029 | #define UPDATE_EXTEND_USTAT(s, t) \ | |
3030 | do { \ | |
3031 | diff = le32_to_cpu(uclient->s) - le32_to_cpu(old_uclient->s); \ | |
3032 | old_uclient->s = uclient->s; \ | |
3033 | ADD_EXTEND_64(qstats->t##_hi, qstats->t##_lo, diff); \ | |
bb2a0f7a YG |
3034 | } while (0) |
3035 | ||
3036 | #define UPDATE_EXTEND_XSTAT(s, t) \ | |
3037 | do { \ | |
4781bfad EG |
3038 | diff = le32_to_cpu(xclient->s) - le32_to_cpu(old_xclient->s); \ |
3039 | old_xclient->s = xclient->s; \ | |
de832a55 EG |
3040 | ADD_EXTEND_64(qstats->t##_hi, qstats->t##_lo, diff); \ |
3041 | } while (0) | |
3042 | ||
3043 | /* minuend -= subtrahend */ | |
3044 | #define SUB_64(m_hi, s_hi, m_lo, s_lo) \ | |
3045 | do { \ | |
3046 | DIFF_64(m_hi, m_hi, s_hi, m_lo, m_lo, s_lo); \ | |
3047 | } while (0) | |
3048 | ||
3049 | /* minuend[hi:lo] -= subtrahend */ | |
3050 | #define SUB_EXTEND_64(m_hi, m_lo, s) \ | |
3051 | do { \ | |
3052 | SUB_64(m_hi, 0, m_lo, s); \ | |
3053 | } while (0) | |
3054 | ||
3055 | #define SUB_EXTEND_USTAT(s, t) \ | |
3056 | do { \ | |
3057 | diff = le32_to_cpu(uclient->s) - le32_to_cpu(old_uclient->s); \ | |
3058 | SUB_EXTEND_64(qstats->t##_hi, qstats->t##_lo, diff); \ | |
a2fbb9ea ET |
3059 | } while (0) |
3060 | ||
3061 | /* | |
3062 | * General service functions | |
3063 | */ | |
3064 | ||
3065 | static inline long bnx2x_hilo(u32 *hiref) | |
3066 | { | |
3067 | u32 lo = *(hiref + 1); | |
3068 | #if (BITS_PER_LONG == 64) | |
3069 | u32 hi = *hiref; | |
3070 | ||
3071 | return HILO_U64(hi, lo); | |
3072 | #else | |
3073 | return lo; | |
3074 | #endif | |
3075 | } | |
3076 | ||
3077 | /* | |
3078 | * Init service functions | |
3079 | */ | |
3080 | ||
bb2a0f7a YG |
3081 | static void bnx2x_storm_stats_post(struct bnx2x *bp) |
3082 | { | |
3083 | if (!bp->stats_pending) { | |
3084 | struct eth_query_ramrod_data ramrod_data = {0}; | |
de832a55 | 3085 | int i, rc; |
bb2a0f7a YG |
3086 | |
3087 | ramrod_data.drv_counter = bp->stats_counter++; | |
8d9c5f34 | 3088 | ramrod_data.collect_port = bp->port.pmf ? 1 : 0; |
de832a55 EG |
3089 | for_each_queue(bp, i) |
3090 | ramrod_data.ctr_id_vector |= (1 << bp->fp[i].cl_id); | |
bb2a0f7a YG |
3091 | |
3092 | rc = bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_STAT_QUERY, 0, | |
3093 | ((u32 *)&ramrod_data)[1], | |
3094 | ((u32 *)&ramrod_data)[0], 0); | |
3095 | if (rc == 0) { | |
3096 | /* stats ramrod has it's own slot on the spq */ | |
3097 | bp->spq_left++; | |
3098 | bp->stats_pending = 1; | |
3099 | } | |
3100 | } | |
3101 | } | |
3102 | ||
3103 | static void bnx2x_stats_init(struct bnx2x *bp) | |
3104 | { | |
3105 | int port = BP_PORT(bp); | |
de832a55 | 3106 | int i; |
bb2a0f7a | 3107 | |
de832a55 | 3108 | bp->stats_pending = 0; |
bb2a0f7a YG |
3109 | bp->executer_idx = 0; |
3110 | bp->stats_counter = 0; | |
3111 | ||
3112 | /* port stats */ | |
3113 | if (!BP_NOMCP(bp)) | |
3114 | bp->port.port_stx = SHMEM_RD(bp, port_mb[port].port_stx); | |
3115 | else | |
3116 | bp->port.port_stx = 0; | |
3117 | DP(BNX2X_MSG_STATS, "port_stx 0x%x\n", bp->port.port_stx); | |
3118 | ||
3119 | memset(&(bp->port.old_nig_stats), 0, sizeof(struct nig_stats)); | |
3120 | bp->port.old_nig_stats.brb_discard = | |
3121 | REG_RD(bp, NIG_REG_STAT0_BRB_DISCARD + port*0x38); | |
66e855f3 YG |
3122 | bp->port.old_nig_stats.brb_truncate = |
3123 | REG_RD(bp, NIG_REG_STAT0_BRB_TRUNCATE + port*0x38); | |
bb2a0f7a YG |
3124 | REG_RD_DMAE(bp, NIG_REG_STAT0_EGRESS_MAC_PKT0 + port*0x50, |
3125 | &(bp->port.old_nig_stats.egress_mac_pkt0_lo), 2); | |
3126 | REG_RD_DMAE(bp, NIG_REG_STAT0_EGRESS_MAC_PKT1 + port*0x50, | |
3127 | &(bp->port.old_nig_stats.egress_mac_pkt1_lo), 2); | |
3128 | ||
3129 | /* function stats */ | |
de832a55 EG |
3130 | for_each_queue(bp, i) { |
3131 | struct bnx2x_fastpath *fp = &bp->fp[i]; | |
3132 | ||
3133 | memset(&fp->old_tclient, 0, | |
3134 | sizeof(struct tstorm_per_client_stats)); | |
3135 | memset(&fp->old_uclient, 0, | |
3136 | sizeof(struct ustorm_per_client_stats)); | |
3137 | memset(&fp->old_xclient, 0, | |
3138 | sizeof(struct xstorm_per_client_stats)); | |
3139 | memset(&fp->eth_q_stats, 0, sizeof(struct bnx2x_eth_q_stats)); | |
3140 | } | |
3141 | ||
bb2a0f7a | 3142 | memset(&bp->dev->stats, 0, sizeof(struct net_device_stats)); |
bb2a0f7a YG |
3143 | memset(&bp->eth_stats, 0, sizeof(struct bnx2x_eth_stats)); |
3144 | ||
3145 | bp->stats_state = STATS_STATE_DISABLED; | |
3146 | if (IS_E1HMF(bp) && bp->port.pmf && bp->port.port_stx) | |
3147 | bnx2x_stats_handle(bp, STATS_EVENT_PMF); | |
3148 | } | |
3149 | ||
3150 | static void bnx2x_hw_stats_post(struct bnx2x *bp) | |
3151 | { | |
3152 | struct dmae_command *dmae = &bp->stats_dmae; | |
3153 | u32 *stats_comp = bnx2x_sp(bp, stats_comp); | |
3154 | ||
3155 | *stats_comp = DMAE_COMP_VAL; | |
de832a55 EG |
3156 | if (CHIP_REV_IS_SLOW(bp)) |
3157 | return; | |
bb2a0f7a YG |
3158 | |
3159 | /* loader */ | |
3160 | if (bp->executer_idx) { | |
3161 | int loader_idx = PMF_DMAE_C(bp); | |
3162 | ||
3163 | memset(dmae, 0, sizeof(struct dmae_command)); | |
3164 | ||
3165 | dmae->opcode = (DMAE_CMD_SRC_PCI | DMAE_CMD_DST_GRC | | |
3166 | DMAE_CMD_C_DST_GRC | DMAE_CMD_C_ENABLE | | |
3167 | DMAE_CMD_DST_RESET | | |
3168 | #ifdef __BIG_ENDIAN | |
3169 | DMAE_CMD_ENDIANITY_B_DW_SWAP | | |
3170 | #else | |
3171 | DMAE_CMD_ENDIANITY_DW_SWAP | | |
3172 | #endif | |
3173 | (BP_PORT(bp) ? DMAE_CMD_PORT_1 : | |
3174 | DMAE_CMD_PORT_0) | | |
3175 | (BP_E1HVN(bp) << DMAE_CMD_E1HVN_SHIFT)); | |
3176 | dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, dmae[0])); | |
3177 | dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, dmae[0])); | |
3178 | dmae->dst_addr_lo = (DMAE_REG_CMD_MEM + | |
3179 | sizeof(struct dmae_command) * | |
3180 | (loader_idx + 1)) >> 2; | |
3181 | dmae->dst_addr_hi = 0; | |
3182 | dmae->len = sizeof(struct dmae_command) >> 2; | |
3183 | if (CHIP_IS_E1(bp)) | |
3184 | dmae->len--; | |
3185 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx + 1] >> 2; | |
3186 | dmae->comp_addr_hi = 0; | |
3187 | dmae->comp_val = 1; | |
3188 | ||
3189 | *stats_comp = 0; | |
3190 | bnx2x_post_dmae(bp, dmae, loader_idx); | |
3191 | ||
3192 | } else if (bp->func_stx) { | |
3193 | *stats_comp = 0; | |
3194 | bnx2x_post_dmae(bp, dmae, INIT_DMAE_C(bp)); | |
3195 | } | |
3196 | } | |
3197 | ||
3198 | static int bnx2x_stats_comp(struct bnx2x *bp) | |
3199 | { | |
3200 | u32 *stats_comp = bnx2x_sp(bp, stats_comp); | |
3201 | int cnt = 10; | |
3202 | ||
3203 | might_sleep(); | |
3204 | while (*stats_comp != DMAE_COMP_VAL) { | |
bb2a0f7a YG |
3205 | if (!cnt) { |
3206 | BNX2X_ERR("timeout waiting for stats finished\n"); | |
3207 | break; | |
3208 | } | |
3209 | cnt--; | |
12469401 | 3210 | msleep(1); |
bb2a0f7a YG |
3211 | } |
3212 | return 1; | |
3213 | } | |
3214 | ||
3215 | /* | |
3216 | * Statistics service functions | |
3217 | */ | |
3218 | ||
3219 | static void bnx2x_stats_pmf_update(struct bnx2x *bp) | |
3220 | { | |
3221 | struct dmae_command *dmae; | |
3222 | u32 opcode; | |
3223 | int loader_idx = PMF_DMAE_C(bp); | |
3224 | u32 *stats_comp = bnx2x_sp(bp, stats_comp); | |
3225 | ||
3226 | /* sanity */ | |
3227 | if (!IS_E1HMF(bp) || !bp->port.pmf || !bp->port.port_stx) { | |
3228 | BNX2X_ERR("BUG!\n"); | |
3229 | return; | |
3230 | } | |
3231 | ||
3232 | bp->executer_idx = 0; | |
3233 | ||
3234 | opcode = (DMAE_CMD_SRC_GRC | DMAE_CMD_DST_PCI | | |
3235 | DMAE_CMD_C_ENABLE | | |
3236 | DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET | | |
3237 | #ifdef __BIG_ENDIAN | |
3238 | DMAE_CMD_ENDIANITY_B_DW_SWAP | | |
3239 | #else | |
3240 | DMAE_CMD_ENDIANITY_DW_SWAP | | |
3241 | #endif | |
3242 | (BP_PORT(bp) ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) | | |
3243 | (BP_E1HVN(bp) << DMAE_CMD_E1HVN_SHIFT)); | |
3244 | ||
3245 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | |
3246 | dmae->opcode = (opcode | DMAE_CMD_C_DST_GRC); | |
3247 | dmae->src_addr_lo = bp->port.port_stx >> 2; | |
3248 | dmae->src_addr_hi = 0; | |
3249 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, port_stats)); | |
3250 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, port_stats)); | |
3251 | dmae->len = DMAE_LEN32_RD_MAX; | |
3252 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; | |
3253 | dmae->comp_addr_hi = 0; | |
3254 | dmae->comp_val = 1; | |
3255 | ||
3256 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | |
3257 | dmae->opcode = (opcode | DMAE_CMD_C_DST_PCI); | |
3258 | dmae->src_addr_lo = (bp->port.port_stx >> 2) + DMAE_LEN32_RD_MAX; | |
3259 | dmae->src_addr_hi = 0; | |
7a9b2557 VZ |
3260 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, port_stats) + |
3261 | DMAE_LEN32_RD_MAX * 4); | |
3262 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, port_stats) + | |
3263 | DMAE_LEN32_RD_MAX * 4); | |
bb2a0f7a YG |
3264 | dmae->len = (sizeof(struct host_port_stats) >> 2) - DMAE_LEN32_RD_MAX; |
3265 | dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, stats_comp)); | |
3266 | dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, stats_comp)); | |
3267 | dmae->comp_val = DMAE_COMP_VAL; | |
3268 | ||
3269 | *stats_comp = 0; | |
3270 | bnx2x_hw_stats_post(bp); | |
3271 | bnx2x_stats_comp(bp); | |
3272 | } | |
3273 | ||
3274 | static void bnx2x_port_stats_init(struct bnx2x *bp) | |
a2fbb9ea ET |
3275 | { |
3276 | struct dmae_command *dmae; | |
34f80b04 | 3277 | int port = BP_PORT(bp); |
bb2a0f7a | 3278 | int vn = BP_E1HVN(bp); |
a2fbb9ea | 3279 | u32 opcode; |
bb2a0f7a | 3280 | int loader_idx = PMF_DMAE_C(bp); |
a2fbb9ea | 3281 | u32 mac_addr; |
bb2a0f7a YG |
3282 | u32 *stats_comp = bnx2x_sp(bp, stats_comp); |
3283 | ||
3284 | /* sanity */ | |
3285 | if (!bp->link_vars.link_up || !bp->port.pmf) { | |
3286 | BNX2X_ERR("BUG!\n"); | |
3287 | return; | |
3288 | } | |
a2fbb9ea ET |
3289 | |
3290 | bp->executer_idx = 0; | |
bb2a0f7a YG |
3291 | |
3292 | /* MCP */ | |
3293 | opcode = (DMAE_CMD_SRC_PCI | DMAE_CMD_DST_GRC | | |
3294 | DMAE_CMD_C_DST_GRC | DMAE_CMD_C_ENABLE | | |
3295 | DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET | | |
a2fbb9ea | 3296 | #ifdef __BIG_ENDIAN |
bb2a0f7a | 3297 | DMAE_CMD_ENDIANITY_B_DW_SWAP | |
a2fbb9ea | 3298 | #else |
bb2a0f7a | 3299 | DMAE_CMD_ENDIANITY_DW_SWAP | |
a2fbb9ea | 3300 | #endif |
bb2a0f7a YG |
3301 | (port ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) | |
3302 | (vn << DMAE_CMD_E1HVN_SHIFT)); | |
a2fbb9ea | 3303 | |
bb2a0f7a | 3304 | if (bp->port.port_stx) { |
a2fbb9ea ET |
3305 | |
3306 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | |
3307 | dmae->opcode = opcode; | |
bb2a0f7a YG |
3308 | dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, port_stats)); |
3309 | dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, port_stats)); | |
3310 | dmae->dst_addr_lo = bp->port.port_stx >> 2; | |
a2fbb9ea | 3311 | dmae->dst_addr_hi = 0; |
bb2a0f7a YG |
3312 | dmae->len = sizeof(struct host_port_stats) >> 2; |
3313 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; | |
3314 | dmae->comp_addr_hi = 0; | |
3315 | dmae->comp_val = 1; | |
a2fbb9ea ET |
3316 | } |
3317 | ||
bb2a0f7a YG |
3318 | if (bp->func_stx) { |
3319 | ||
3320 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | |
3321 | dmae->opcode = opcode; | |
3322 | dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, func_stats)); | |
3323 | dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, func_stats)); | |
3324 | dmae->dst_addr_lo = bp->func_stx >> 2; | |
3325 | dmae->dst_addr_hi = 0; | |
3326 | dmae->len = sizeof(struct host_func_stats) >> 2; | |
3327 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; | |
3328 | dmae->comp_addr_hi = 0; | |
3329 | dmae->comp_val = 1; | |
a2fbb9ea ET |
3330 | } |
3331 | ||
bb2a0f7a | 3332 | /* MAC */ |
a2fbb9ea ET |
3333 | opcode = (DMAE_CMD_SRC_GRC | DMAE_CMD_DST_PCI | |
3334 | DMAE_CMD_C_DST_GRC | DMAE_CMD_C_ENABLE | | |
3335 | DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET | | |
3336 | #ifdef __BIG_ENDIAN | |
3337 | DMAE_CMD_ENDIANITY_B_DW_SWAP | | |
3338 | #else | |
3339 | DMAE_CMD_ENDIANITY_DW_SWAP | | |
3340 | #endif | |
bb2a0f7a YG |
3341 | (port ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) | |
3342 | (vn << DMAE_CMD_E1HVN_SHIFT)); | |
a2fbb9ea | 3343 | |
c18487ee | 3344 | if (bp->link_vars.mac_type == MAC_TYPE_BMAC) { |
a2fbb9ea ET |
3345 | |
3346 | mac_addr = (port ? NIG_REG_INGRESS_BMAC1_MEM : | |
3347 | NIG_REG_INGRESS_BMAC0_MEM); | |
3348 | ||
3349 | /* BIGMAC_REGISTER_TX_STAT_GTPKT .. | |
3350 | BIGMAC_REGISTER_TX_STAT_GTBYT */ | |
3351 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | |
3352 | dmae->opcode = opcode; | |
3353 | dmae->src_addr_lo = (mac_addr + | |
3354 | BIGMAC_REGISTER_TX_STAT_GTPKT) >> 2; | |
3355 | dmae->src_addr_hi = 0; | |
3356 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, mac_stats)); | |
3357 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, mac_stats)); | |
3358 | dmae->len = (8 + BIGMAC_REGISTER_TX_STAT_GTBYT - | |
3359 | BIGMAC_REGISTER_TX_STAT_GTPKT) >> 2; | |
3360 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; | |
3361 | dmae->comp_addr_hi = 0; | |
3362 | dmae->comp_val = 1; | |
3363 | ||
3364 | /* BIGMAC_REGISTER_RX_STAT_GR64 .. | |
3365 | BIGMAC_REGISTER_RX_STAT_GRIPJ */ | |
3366 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | |
3367 | dmae->opcode = opcode; | |
3368 | dmae->src_addr_lo = (mac_addr + | |
3369 | BIGMAC_REGISTER_RX_STAT_GR64) >> 2; | |
3370 | dmae->src_addr_hi = 0; | |
3371 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, mac_stats) + | |
bb2a0f7a | 3372 | offsetof(struct bmac_stats, rx_stat_gr64_lo)); |
a2fbb9ea | 3373 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, mac_stats) + |
bb2a0f7a | 3374 | offsetof(struct bmac_stats, rx_stat_gr64_lo)); |
a2fbb9ea ET |
3375 | dmae->len = (8 + BIGMAC_REGISTER_RX_STAT_GRIPJ - |
3376 | BIGMAC_REGISTER_RX_STAT_GR64) >> 2; | |
3377 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; | |
3378 | dmae->comp_addr_hi = 0; | |
3379 | dmae->comp_val = 1; | |
3380 | ||
c18487ee | 3381 | } else if (bp->link_vars.mac_type == MAC_TYPE_EMAC) { |
a2fbb9ea ET |
3382 | |
3383 | mac_addr = (port ? GRCBASE_EMAC1 : GRCBASE_EMAC0); | |
3384 | ||
3385 | /* EMAC_REG_EMAC_RX_STAT_AC (EMAC_REG_EMAC_RX_STAT_AC_COUNT)*/ | |
3386 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | |
3387 | dmae->opcode = opcode; | |
3388 | dmae->src_addr_lo = (mac_addr + | |
3389 | EMAC_REG_EMAC_RX_STAT_AC) >> 2; | |
3390 | dmae->src_addr_hi = 0; | |
3391 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, mac_stats)); | |
3392 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, mac_stats)); | |
3393 | dmae->len = EMAC_REG_EMAC_RX_STAT_AC_COUNT; | |
3394 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; | |
3395 | dmae->comp_addr_hi = 0; | |
3396 | dmae->comp_val = 1; | |
3397 | ||
3398 | /* EMAC_REG_EMAC_RX_STAT_AC_28 */ | |
3399 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | |
3400 | dmae->opcode = opcode; | |
3401 | dmae->src_addr_lo = (mac_addr + | |
3402 | EMAC_REG_EMAC_RX_STAT_AC_28) >> 2; | |
3403 | dmae->src_addr_hi = 0; | |
3404 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, mac_stats) + | |
bb2a0f7a | 3405 | offsetof(struct emac_stats, rx_stat_falsecarriererrors)); |
a2fbb9ea | 3406 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, mac_stats) + |
bb2a0f7a | 3407 | offsetof(struct emac_stats, rx_stat_falsecarriererrors)); |
a2fbb9ea ET |
3408 | dmae->len = 1; |
3409 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; | |
3410 | dmae->comp_addr_hi = 0; | |
3411 | dmae->comp_val = 1; | |
3412 | ||
3413 | /* EMAC_REG_EMAC_TX_STAT_AC (EMAC_REG_EMAC_TX_STAT_AC_COUNT)*/ | |
3414 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | |
3415 | dmae->opcode = opcode; | |
3416 | dmae->src_addr_lo = (mac_addr + | |
3417 | EMAC_REG_EMAC_TX_STAT_AC) >> 2; | |
3418 | dmae->src_addr_hi = 0; | |
3419 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, mac_stats) + | |
bb2a0f7a | 3420 | offsetof(struct emac_stats, tx_stat_ifhcoutoctets)); |
a2fbb9ea | 3421 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, mac_stats) + |
bb2a0f7a | 3422 | offsetof(struct emac_stats, tx_stat_ifhcoutoctets)); |
a2fbb9ea ET |
3423 | dmae->len = EMAC_REG_EMAC_TX_STAT_AC_COUNT; |
3424 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; | |
3425 | dmae->comp_addr_hi = 0; | |
3426 | dmae->comp_val = 1; | |
3427 | } | |
3428 | ||
3429 | /* NIG */ | |
bb2a0f7a YG |
3430 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); |
3431 | dmae->opcode = opcode; | |
3432 | dmae->src_addr_lo = (port ? NIG_REG_STAT1_BRB_DISCARD : | |
3433 | NIG_REG_STAT0_BRB_DISCARD) >> 2; | |
3434 | dmae->src_addr_hi = 0; | |
3435 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, nig_stats)); | |
3436 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, nig_stats)); | |
3437 | dmae->len = (sizeof(struct nig_stats) - 4*sizeof(u32)) >> 2; | |
3438 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; | |
3439 | dmae->comp_addr_hi = 0; | |
3440 | dmae->comp_val = 1; | |
3441 | ||
3442 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | |
3443 | dmae->opcode = opcode; | |
3444 | dmae->src_addr_lo = (port ? NIG_REG_STAT1_EGRESS_MAC_PKT0 : | |
3445 | NIG_REG_STAT0_EGRESS_MAC_PKT0) >> 2; | |
3446 | dmae->src_addr_hi = 0; | |
3447 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, nig_stats) + | |
3448 | offsetof(struct nig_stats, egress_mac_pkt0_lo)); | |
3449 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, nig_stats) + | |
3450 | offsetof(struct nig_stats, egress_mac_pkt0_lo)); | |
3451 | dmae->len = (2*sizeof(u32)) >> 2; | |
3452 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; | |
3453 | dmae->comp_addr_hi = 0; | |
3454 | dmae->comp_val = 1; | |
3455 | ||
a2fbb9ea ET |
3456 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); |
3457 | dmae->opcode = (DMAE_CMD_SRC_GRC | DMAE_CMD_DST_PCI | | |
3458 | DMAE_CMD_C_DST_PCI | DMAE_CMD_C_ENABLE | | |
3459 | DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET | | |
3460 | #ifdef __BIG_ENDIAN | |
3461 | DMAE_CMD_ENDIANITY_B_DW_SWAP | | |
3462 | #else | |
3463 | DMAE_CMD_ENDIANITY_DW_SWAP | | |
3464 | #endif | |
bb2a0f7a YG |
3465 | (port ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) | |
3466 | (vn << DMAE_CMD_E1HVN_SHIFT)); | |
3467 | dmae->src_addr_lo = (port ? NIG_REG_STAT1_EGRESS_MAC_PKT1 : | |
3468 | NIG_REG_STAT0_EGRESS_MAC_PKT1) >> 2; | |
a2fbb9ea | 3469 | dmae->src_addr_hi = 0; |
bb2a0f7a YG |
3470 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, nig_stats) + |
3471 | offsetof(struct nig_stats, egress_mac_pkt1_lo)); | |
3472 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, nig_stats) + | |
3473 | offsetof(struct nig_stats, egress_mac_pkt1_lo)); | |
3474 | dmae->len = (2*sizeof(u32)) >> 2; | |
3475 | dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, stats_comp)); | |
3476 | dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, stats_comp)); | |
3477 | dmae->comp_val = DMAE_COMP_VAL; | |
3478 | ||
3479 | *stats_comp = 0; | |
a2fbb9ea ET |
3480 | } |
3481 | ||
bb2a0f7a | 3482 | static void bnx2x_func_stats_init(struct bnx2x *bp) |
a2fbb9ea | 3483 | { |
bb2a0f7a YG |
3484 | struct dmae_command *dmae = &bp->stats_dmae; |
3485 | u32 *stats_comp = bnx2x_sp(bp, stats_comp); | |
a2fbb9ea | 3486 | |
bb2a0f7a YG |
3487 | /* sanity */ |
3488 | if (!bp->func_stx) { | |
3489 | BNX2X_ERR("BUG!\n"); | |
3490 | return; | |
3491 | } | |
a2fbb9ea | 3492 | |
bb2a0f7a YG |
3493 | bp->executer_idx = 0; |
3494 | memset(dmae, 0, sizeof(struct dmae_command)); | |
a2fbb9ea | 3495 | |
bb2a0f7a YG |
3496 | dmae->opcode = (DMAE_CMD_SRC_PCI | DMAE_CMD_DST_GRC | |
3497 | DMAE_CMD_C_DST_PCI | DMAE_CMD_C_ENABLE | | |
3498 | DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET | | |
3499 | #ifdef __BIG_ENDIAN | |
3500 | DMAE_CMD_ENDIANITY_B_DW_SWAP | | |
3501 | #else | |
3502 | DMAE_CMD_ENDIANITY_DW_SWAP | | |
3503 | #endif | |
3504 | (BP_PORT(bp) ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) | | |
3505 | (BP_E1HVN(bp) << DMAE_CMD_E1HVN_SHIFT)); | |
3506 | dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, func_stats)); | |
3507 | dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, func_stats)); | |
3508 | dmae->dst_addr_lo = bp->func_stx >> 2; | |
3509 | dmae->dst_addr_hi = 0; | |
3510 | dmae->len = sizeof(struct host_func_stats) >> 2; | |
3511 | dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, stats_comp)); | |
3512 | dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, stats_comp)); | |
3513 | dmae->comp_val = DMAE_COMP_VAL; | |
a2fbb9ea | 3514 | |
bb2a0f7a YG |
3515 | *stats_comp = 0; |
3516 | } | |
a2fbb9ea | 3517 | |
bb2a0f7a YG |
3518 | static void bnx2x_stats_start(struct bnx2x *bp) |
3519 | { | |
3520 | if (bp->port.pmf) | |
3521 | bnx2x_port_stats_init(bp); | |
3522 | ||
3523 | else if (bp->func_stx) | |
3524 | bnx2x_func_stats_init(bp); | |
3525 | ||
3526 | bnx2x_hw_stats_post(bp); | |
3527 | bnx2x_storm_stats_post(bp); | |
3528 | } | |
3529 | ||
3530 | static void bnx2x_stats_pmf_start(struct bnx2x *bp) | |
3531 | { | |
3532 | bnx2x_stats_comp(bp); | |
3533 | bnx2x_stats_pmf_update(bp); | |
3534 | bnx2x_stats_start(bp); | |
3535 | } | |
3536 | ||
3537 | static void bnx2x_stats_restart(struct bnx2x *bp) | |
3538 | { | |
3539 | bnx2x_stats_comp(bp); | |
3540 | bnx2x_stats_start(bp); | |
3541 | } | |
3542 | ||
3543 | static void bnx2x_bmac_stats_update(struct bnx2x *bp) | |
3544 | { | |
3545 | struct bmac_stats *new = bnx2x_sp(bp, mac_stats.bmac_stats); | |
3546 | struct host_port_stats *pstats = bnx2x_sp(bp, port_stats); | |
de832a55 | 3547 | struct bnx2x_eth_stats *estats = &bp->eth_stats; |
4781bfad EG |
3548 | struct { |
3549 | u32 lo; | |
3550 | u32 hi; | |
3551 | } diff; | |
bb2a0f7a YG |
3552 | |
3553 | UPDATE_STAT64(rx_stat_grerb, rx_stat_ifhcinbadoctets); | |
3554 | UPDATE_STAT64(rx_stat_grfcs, rx_stat_dot3statsfcserrors); | |
3555 | UPDATE_STAT64(rx_stat_grund, rx_stat_etherstatsundersizepkts); | |
3556 | UPDATE_STAT64(rx_stat_grovr, rx_stat_dot3statsframestoolong); | |
3557 | UPDATE_STAT64(rx_stat_grfrg, rx_stat_etherstatsfragments); | |
3558 | UPDATE_STAT64(rx_stat_grjbr, rx_stat_etherstatsjabbers); | |
66e855f3 | 3559 | UPDATE_STAT64(rx_stat_grxcf, rx_stat_maccontrolframesreceived); |
bb2a0f7a | 3560 | UPDATE_STAT64(rx_stat_grxpf, rx_stat_xoffstateentered); |
de832a55 | 3561 | UPDATE_STAT64(rx_stat_grxpf, rx_stat_bmac_xpf); |
bb2a0f7a YG |
3562 | UPDATE_STAT64(tx_stat_gtxpf, tx_stat_outxoffsent); |
3563 | UPDATE_STAT64(tx_stat_gtxpf, tx_stat_flowcontroldone); | |
3564 | UPDATE_STAT64(tx_stat_gt64, tx_stat_etherstatspkts64octets); | |
3565 | UPDATE_STAT64(tx_stat_gt127, | |
3566 | tx_stat_etherstatspkts65octetsto127octets); | |
3567 | UPDATE_STAT64(tx_stat_gt255, | |
3568 | tx_stat_etherstatspkts128octetsto255octets); | |
3569 | UPDATE_STAT64(tx_stat_gt511, | |
3570 | tx_stat_etherstatspkts256octetsto511octets); | |
3571 | UPDATE_STAT64(tx_stat_gt1023, | |
3572 | tx_stat_etherstatspkts512octetsto1023octets); | |
3573 | UPDATE_STAT64(tx_stat_gt1518, | |
3574 | tx_stat_etherstatspkts1024octetsto1522octets); | |
3575 | UPDATE_STAT64(tx_stat_gt2047, tx_stat_bmac_2047); | |
3576 | UPDATE_STAT64(tx_stat_gt4095, tx_stat_bmac_4095); | |
3577 | UPDATE_STAT64(tx_stat_gt9216, tx_stat_bmac_9216); | |
3578 | UPDATE_STAT64(tx_stat_gt16383, tx_stat_bmac_16383); | |
3579 | UPDATE_STAT64(tx_stat_gterr, | |
3580 | tx_stat_dot3statsinternalmactransmiterrors); | |
3581 | UPDATE_STAT64(tx_stat_gtufl, tx_stat_bmac_ufl); | |
de832a55 EG |
3582 | |
3583 | estats->pause_frames_received_hi = | |
3584 | pstats->mac_stx[1].rx_stat_bmac_xpf_hi; | |
3585 | estats->pause_frames_received_lo = | |
3586 | pstats->mac_stx[1].rx_stat_bmac_xpf_lo; | |
3587 | ||
3588 | estats->pause_frames_sent_hi = | |
3589 | pstats->mac_stx[1].tx_stat_outxoffsent_hi; | |
3590 | estats->pause_frames_sent_lo = | |
3591 | pstats->mac_stx[1].tx_stat_outxoffsent_lo; | |
bb2a0f7a YG |
3592 | } |
3593 | ||
3594 | static void bnx2x_emac_stats_update(struct bnx2x *bp) | |
3595 | { | |
3596 | struct emac_stats *new = bnx2x_sp(bp, mac_stats.emac_stats); | |
3597 | struct host_port_stats *pstats = bnx2x_sp(bp, port_stats); | |
de832a55 | 3598 | struct bnx2x_eth_stats *estats = &bp->eth_stats; |
bb2a0f7a YG |
3599 | |
3600 | UPDATE_EXTEND_STAT(rx_stat_ifhcinbadoctets); | |
3601 | UPDATE_EXTEND_STAT(tx_stat_ifhcoutbadoctets); | |
3602 | UPDATE_EXTEND_STAT(rx_stat_dot3statsfcserrors); | |
3603 | UPDATE_EXTEND_STAT(rx_stat_dot3statsalignmenterrors); | |
3604 | UPDATE_EXTEND_STAT(rx_stat_dot3statscarriersenseerrors); | |
3605 | UPDATE_EXTEND_STAT(rx_stat_falsecarriererrors); | |
3606 | UPDATE_EXTEND_STAT(rx_stat_etherstatsundersizepkts); | |
3607 | UPDATE_EXTEND_STAT(rx_stat_dot3statsframestoolong); | |
3608 | UPDATE_EXTEND_STAT(rx_stat_etherstatsfragments); | |
3609 | UPDATE_EXTEND_STAT(rx_stat_etherstatsjabbers); | |
3610 | UPDATE_EXTEND_STAT(rx_stat_maccontrolframesreceived); | |
3611 | UPDATE_EXTEND_STAT(rx_stat_xoffstateentered); | |
3612 | UPDATE_EXTEND_STAT(rx_stat_xonpauseframesreceived); | |
3613 | UPDATE_EXTEND_STAT(rx_stat_xoffpauseframesreceived); | |
3614 | UPDATE_EXTEND_STAT(tx_stat_outxonsent); | |
3615 | UPDATE_EXTEND_STAT(tx_stat_outxoffsent); | |
3616 | UPDATE_EXTEND_STAT(tx_stat_flowcontroldone); | |
3617 | UPDATE_EXTEND_STAT(tx_stat_etherstatscollisions); | |
3618 | UPDATE_EXTEND_STAT(tx_stat_dot3statssinglecollisionframes); | |
3619 | UPDATE_EXTEND_STAT(tx_stat_dot3statsmultiplecollisionframes); | |
3620 | UPDATE_EXTEND_STAT(tx_stat_dot3statsdeferredtransmissions); | |
3621 | UPDATE_EXTEND_STAT(tx_stat_dot3statsexcessivecollisions); | |
3622 | UPDATE_EXTEND_STAT(tx_stat_dot3statslatecollisions); | |
3623 | UPDATE_EXTEND_STAT(tx_stat_etherstatspkts64octets); | |
3624 | UPDATE_EXTEND_STAT(tx_stat_etherstatspkts65octetsto127octets); | |
3625 | UPDATE_EXTEND_STAT(tx_stat_etherstatspkts128octetsto255octets); | |
3626 | UPDATE_EXTEND_STAT(tx_stat_etherstatspkts256octetsto511octets); | |
3627 | UPDATE_EXTEND_STAT(tx_stat_etherstatspkts512octetsto1023octets); | |
3628 | UPDATE_EXTEND_STAT(tx_stat_etherstatspkts1024octetsto1522octets); | |
3629 | UPDATE_EXTEND_STAT(tx_stat_etherstatspktsover1522octets); | |
3630 | UPDATE_EXTEND_STAT(tx_stat_dot3statsinternalmactransmiterrors); | |
de832a55 EG |
3631 | |
3632 | estats->pause_frames_received_hi = | |
3633 | pstats->mac_stx[1].rx_stat_xonpauseframesreceived_hi; | |
3634 | estats->pause_frames_received_lo = | |
3635 | pstats->mac_stx[1].rx_stat_xonpauseframesreceived_lo; | |
3636 | ADD_64(estats->pause_frames_received_hi, | |
3637 | pstats->mac_stx[1].rx_stat_xoffpauseframesreceived_hi, | |
3638 | estats->pause_frames_received_lo, | |
3639 | pstats->mac_stx[1].rx_stat_xoffpauseframesreceived_lo); | |
3640 | ||
3641 | estats->pause_frames_sent_hi = | |
3642 | pstats->mac_stx[1].tx_stat_outxonsent_hi; | |
3643 | estats->pause_frames_sent_lo = | |
3644 | pstats->mac_stx[1].tx_stat_outxonsent_lo; | |
3645 | ADD_64(estats->pause_frames_sent_hi, | |
3646 | pstats->mac_stx[1].tx_stat_outxoffsent_hi, | |
3647 | estats->pause_frames_sent_lo, | |
3648 | pstats->mac_stx[1].tx_stat_outxoffsent_lo); | |
bb2a0f7a YG |
3649 | } |
3650 | ||
3651 | static int bnx2x_hw_stats_update(struct bnx2x *bp) | |
3652 | { | |
3653 | struct nig_stats *new = bnx2x_sp(bp, nig_stats); | |
3654 | struct nig_stats *old = &(bp->port.old_nig_stats); | |
3655 | struct host_port_stats *pstats = bnx2x_sp(bp, port_stats); | |
3656 | struct bnx2x_eth_stats *estats = &bp->eth_stats; | |
4781bfad EG |
3657 | struct { |
3658 | u32 lo; | |
3659 | u32 hi; | |
3660 | } diff; | |
de832a55 | 3661 | u32 nig_timer_max; |
bb2a0f7a YG |
3662 | |
3663 | if (bp->link_vars.mac_type == MAC_TYPE_BMAC) | |
3664 | bnx2x_bmac_stats_update(bp); | |
3665 | ||
3666 | else if (bp->link_vars.mac_type == MAC_TYPE_EMAC) | |
3667 | bnx2x_emac_stats_update(bp); | |
3668 | ||
3669 | else { /* unreached */ | |
3670 | BNX2X_ERR("stats updated by dmae but no MAC active\n"); | |
3671 | return -1; | |
3672 | } | |
a2fbb9ea | 3673 | |
bb2a0f7a YG |
3674 | ADD_EXTEND_64(pstats->brb_drop_hi, pstats->brb_drop_lo, |
3675 | new->brb_discard - old->brb_discard); | |
66e855f3 YG |
3676 | ADD_EXTEND_64(estats->brb_truncate_hi, estats->brb_truncate_lo, |
3677 | new->brb_truncate - old->brb_truncate); | |
a2fbb9ea | 3678 | |
bb2a0f7a YG |
3679 | UPDATE_STAT64_NIG(egress_mac_pkt0, |
3680 | etherstatspkts1024octetsto1522octets); | |
3681 | UPDATE_STAT64_NIG(egress_mac_pkt1, etherstatspktsover1522octets); | |
a2fbb9ea | 3682 | |
bb2a0f7a | 3683 | memcpy(old, new, sizeof(struct nig_stats)); |
a2fbb9ea | 3684 | |
bb2a0f7a YG |
3685 | memcpy(&(estats->rx_stat_ifhcinbadoctets_hi), &(pstats->mac_stx[1]), |
3686 | sizeof(struct mac_stx)); | |
3687 | estats->brb_drop_hi = pstats->brb_drop_hi; | |
3688 | estats->brb_drop_lo = pstats->brb_drop_lo; | |
a2fbb9ea | 3689 | |
bb2a0f7a | 3690 | pstats->host_port_stats_start = ++pstats->host_port_stats_end; |
a2fbb9ea | 3691 | |
de832a55 EG |
3692 | nig_timer_max = SHMEM_RD(bp, port_mb[BP_PORT(bp)].stat_nig_timer); |
3693 | if (nig_timer_max != estats->nig_timer_max) { | |
3694 | estats->nig_timer_max = nig_timer_max; | |
3695 | BNX2X_ERR("NIG timer max (%u)\n", estats->nig_timer_max); | |
3696 | } | |
3697 | ||
bb2a0f7a | 3698 | return 0; |
a2fbb9ea ET |
3699 | } |
3700 | ||
bb2a0f7a | 3701 | static int bnx2x_storm_stats_update(struct bnx2x *bp) |
a2fbb9ea ET |
3702 | { |
3703 | struct eth_stats_query *stats = bnx2x_sp(bp, fw_stats); | |
bb2a0f7a | 3704 | struct tstorm_per_port_stats *tport = |
de832a55 | 3705 | &stats->tstorm_common.port_statistics; |
bb2a0f7a YG |
3706 | struct host_func_stats *fstats = bnx2x_sp(bp, func_stats); |
3707 | struct bnx2x_eth_stats *estats = &bp->eth_stats; | |
de832a55 EG |
3708 | int i; |
3709 | ||
3710 | memset(&(fstats->total_bytes_received_hi), 0, | |
3711 | sizeof(struct host_func_stats) - 2*sizeof(u32)); | |
3712 | estats->error_bytes_received_hi = 0; | |
3713 | estats->error_bytes_received_lo = 0; | |
3714 | estats->etherstatsoverrsizepkts_hi = 0; | |
3715 | estats->etherstatsoverrsizepkts_lo = 0; | |
3716 | estats->no_buff_discard_hi = 0; | |
3717 | estats->no_buff_discard_lo = 0; | |
a2fbb9ea | 3718 | |
de832a55 EG |
3719 | for_each_queue(bp, i) { |
3720 | struct bnx2x_fastpath *fp = &bp->fp[i]; | |
3721 | int cl_id = fp->cl_id; | |
3722 | struct tstorm_per_client_stats *tclient = | |
3723 | &stats->tstorm_common.client_statistics[cl_id]; | |
3724 | struct tstorm_per_client_stats *old_tclient = &fp->old_tclient; | |
3725 | struct ustorm_per_client_stats *uclient = | |
3726 | &stats->ustorm_common.client_statistics[cl_id]; | |
3727 | struct ustorm_per_client_stats *old_uclient = &fp->old_uclient; | |
3728 | struct xstorm_per_client_stats *xclient = | |
3729 | &stats->xstorm_common.client_statistics[cl_id]; | |
3730 | struct xstorm_per_client_stats *old_xclient = &fp->old_xclient; | |
3731 | struct bnx2x_eth_q_stats *qstats = &fp->eth_q_stats; | |
3732 | u32 diff; | |
3733 | ||
3734 | /* are storm stats valid? */ | |
3735 | if ((u16)(le16_to_cpu(xclient->stats_counter) + 1) != | |
bb2a0f7a | 3736 | bp->stats_counter) { |
de832a55 EG |
3737 | DP(BNX2X_MSG_STATS, "[%d] stats not updated by xstorm" |
3738 | " xstorm counter (%d) != stats_counter (%d)\n", | |
3739 | i, xclient->stats_counter, bp->stats_counter); | |
3740 | return -1; | |
3741 | } | |
3742 | if ((u16)(le16_to_cpu(tclient->stats_counter) + 1) != | |
bb2a0f7a | 3743 | bp->stats_counter) { |
de832a55 EG |
3744 | DP(BNX2X_MSG_STATS, "[%d] stats not updated by tstorm" |
3745 | " tstorm counter (%d) != stats_counter (%d)\n", | |
3746 | i, tclient->stats_counter, bp->stats_counter); | |
3747 | return -2; | |
3748 | } | |
3749 | if ((u16)(le16_to_cpu(uclient->stats_counter) + 1) != | |
3750 | bp->stats_counter) { | |
3751 | DP(BNX2X_MSG_STATS, "[%d] stats not updated by ustorm" | |
3752 | " ustorm counter (%d) != stats_counter (%d)\n", | |
3753 | i, uclient->stats_counter, bp->stats_counter); | |
3754 | return -4; | |
3755 | } | |
a2fbb9ea | 3756 | |
de832a55 EG |
3757 | qstats->total_bytes_received_hi = |
3758 | qstats->valid_bytes_received_hi = | |
a2fbb9ea | 3759 | le32_to_cpu(tclient->total_rcv_bytes.hi); |
de832a55 EG |
3760 | qstats->total_bytes_received_lo = |
3761 | qstats->valid_bytes_received_lo = | |
a2fbb9ea | 3762 | le32_to_cpu(tclient->total_rcv_bytes.lo); |
bb2a0f7a | 3763 | |
de832a55 | 3764 | qstats->error_bytes_received_hi = |
bb2a0f7a | 3765 | le32_to_cpu(tclient->rcv_error_bytes.hi); |
de832a55 | 3766 | qstats->error_bytes_received_lo = |
bb2a0f7a | 3767 | le32_to_cpu(tclient->rcv_error_bytes.lo); |
bb2a0f7a | 3768 | |
de832a55 EG |
3769 | ADD_64(qstats->total_bytes_received_hi, |
3770 | qstats->error_bytes_received_hi, | |
3771 | qstats->total_bytes_received_lo, | |
3772 | qstats->error_bytes_received_lo); | |
3773 | ||
3774 | UPDATE_EXTEND_TSTAT(rcv_unicast_pkts, | |
3775 | total_unicast_packets_received); | |
3776 | UPDATE_EXTEND_TSTAT(rcv_multicast_pkts, | |
3777 | total_multicast_packets_received); | |
3778 | UPDATE_EXTEND_TSTAT(rcv_broadcast_pkts, | |
3779 | total_broadcast_packets_received); | |
3780 | UPDATE_EXTEND_TSTAT(packets_too_big_discard, | |
3781 | etherstatsoverrsizepkts); | |
3782 | UPDATE_EXTEND_TSTAT(no_buff_discard, no_buff_discard); | |
3783 | ||
3784 | SUB_EXTEND_USTAT(ucast_no_buff_pkts, | |
3785 | total_unicast_packets_received); | |
3786 | SUB_EXTEND_USTAT(mcast_no_buff_pkts, | |
3787 | total_multicast_packets_received); | |
3788 | SUB_EXTEND_USTAT(bcast_no_buff_pkts, | |
3789 | total_broadcast_packets_received); | |
3790 | UPDATE_EXTEND_USTAT(ucast_no_buff_pkts, no_buff_discard); | |
3791 | UPDATE_EXTEND_USTAT(mcast_no_buff_pkts, no_buff_discard); | |
3792 | UPDATE_EXTEND_USTAT(bcast_no_buff_pkts, no_buff_discard); | |
3793 | ||
3794 | qstats->total_bytes_transmitted_hi = | |
bb2a0f7a | 3795 | le32_to_cpu(xclient->total_sent_bytes.hi); |
de832a55 | 3796 | qstats->total_bytes_transmitted_lo = |
bb2a0f7a YG |
3797 | le32_to_cpu(xclient->total_sent_bytes.lo); |
3798 | ||
de832a55 EG |
3799 | UPDATE_EXTEND_XSTAT(unicast_pkts_sent, |
3800 | total_unicast_packets_transmitted); | |
3801 | UPDATE_EXTEND_XSTAT(multicast_pkts_sent, | |
3802 | total_multicast_packets_transmitted); | |
3803 | UPDATE_EXTEND_XSTAT(broadcast_pkts_sent, | |
3804 | total_broadcast_packets_transmitted); | |
3805 | ||
3806 | old_tclient->checksum_discard = tclient->checksum_discard; | |
3807 | old_tclient->ttl0_discard = tclient->ttl0_discard; | |
3808 | ||
3809 | ADD_64(fstats->total_bytes_received_hi, | |
3810 | qstats->total_bytes_received_hi, | |
3811 | fstats->total_bytes_received_lo, | |
3812 | qstats->total_bytes_received_lo); | |
3813 | ADD_64(fstats->total_bytes_transmitted_hi, | |
3814 | qstats->total_bytes_transmitted_hi, | |
3815 | fstats->total_bytes_transmitted_lo, | |
3816 | qstats->total_bytes_transmitted_lo); | |
3817 | ADD_64(fstats->total_unicast_packets_received_hi, | |
3818 | qstats->total_unicast_packets_received_hi, | |
3819 | fstats->total_unicast_packets_received_lo, | |
3820 | qstats->total_unicast_packets_received_lo); | |
3821 | ADD_64(fstats->total_multicast_packets_received_hi, | |
3822 | qstats->total_multicast_packets_received_hi, | |
3823 | fstats->total_multicast_packets_received_lo, | |
3824 | qstats->total_multicast_packets_received_lo); | |
3825 | ADD_64(fstats->total_broadcast_packets_received_hi, | |
3826 | qstats->total_broadcast_packets_received_hi, | |
3827 | fstats->total_broadcast_packets_received_lo, | |
3828 | qstats->total_broadcast_packets_received_lo); | |
3829 | ADD_64(fstats->total_unicast_packets_transmitted_hi, | |
3830 | qstats->total_unicast_packets_transmitted_hi, | |
3831 | fstats->total_unicast_packets_transmitted_lo, | |
3832 | qstats->total_unicast_packets_transmitted_lo); | |
3833 | ADD_64(fstats->total_multicast_packets_transmitted_hi, | |
3834 | qstats->total_multicast_packets_transmitted_hi, | |
3835 | fstats->total_multicast_packets_transmitted_lo, | |
3836 | qstats->total_multicast_packets_transmitted_lo); | |
3837 | ADD_64(fstats->total_broadcast_packets_transmitted_hi, | |
3838 | qstats->total_broadcast_packets_transmitted_hi, | |
3839 | fstats->total_broadcast_packets_transmitted_lo, | |
3840 | qstats->total_broadcast_packets_transmitted_lo); | |
3841 | ADD_64(fstats->valid_bytes_received_hi, | |
3842 | qstats->valid_bytes_received_hi, | |
3843 | fstats->valid_bytes_received_lo, | |
3844 | qstats->valid_bytes_received_lo); | |
3845 | ||
3846 | ADD_64(estats->error_bytes_received_hi, | |
3847 | qstats->error_bytes_received_hi, | |
3848 | estats->error_bytes_received_lo, | |
3849 | qstats->error_bytes_received_lo); | |
3850 | ADD_64(estats->etherstatsoverrsizepkts_hi, | |
3851 | qstats->etherstatsoverrsizepkts_hi, | |
3852 | estats->etherstatsoverrsizepkts_lo, | |
3853 | qstats->etherstatsoverrsizepkts_lo); | |
3854 | ADD_64(estats->no_buff_discard_hi, qstats->no_buff_discard_hi, | |
3855 | estats->no_buff_discard_lo, qstats->no_buff_discard_lo); | |
3856 | } | |
3857 | ||
3858 | ADD_64(fstats->total_bytes_received_hi, | |
3859 | estats->rx_stat_ifhcinbadoctets_hi, | |
3860 | fstats->total_bytes_received_lo, | |
3861 | estats->rx_stat_ifhcinbadoctets_lo); | |
bb2a0f7a YG |
3862 | |
3863 | memcpy(estats, &(fstats->total_bytes_received_hi), | |
3864 | sizeof(struct host_func_stats) - 2*sizeof(u32)); | |
3865 | ||
de832a55 EG |
3866 | ADD_64(estats->etherstatsoverrsizepkts_hi, |
3867 | estats->rx_stat_dot3statsframestoolong_hi, | |
3868 | estats->etherstatsoverrsizepkts_lo, | |
3869 | estats->rx_stat_dot3statsframestoolong_lo); | |
3870 | ADD_64(estats->error_bytes_received_hi, | |
3871 | estats->rx_stat_ifhcinbadoctets_hi, | |
3872 | estats->error_bytes_received_lo, | |
3873 | estats->rx_stat_ifhcinbadoctets_lo); | |
3874 | ||
3875 | if (bp->port.pmf) { | |
3876 | estats->mac_filter_discard = | |
3877 | le32_to_cpu(tport->mac_filter_discard); | |
3878 | estats->xxoverflow_discard = | |
3879 | le32_to_cpu(tport->xxoverflow_discard); | |
3880 | estats->brb_truncate_discard = | |
bb2a0f7a | 3881 | le32_to_cpu(tport->brb_truncate_discard); |
de832a55 EG |
3882 | estats->mac_discard = le32_to_cpu(tport->mac_discard); |
3883 | } | |
bb2a0f7a YG |
3884 | |
3885 | fstats->host_func_stats_start = ++fstats->host_func_stats_end; | |
a2fbb9ea | 3886 | |
de832a55 EG |
3887 | bp->stats_pending = 0; |
3888 | ||
a2fbb9ea ET |
3889 | return 0; |
3890 | } | |
3891 | ||
bb2a0f7a | 3892 | static void bnx2x_net_stats_update(struct bnx2x *bp) |
a2fbb9ea | 3893 | { |
bb2a0f7a | 3894 | struct bnx2x_eth_stats *estats = &bp->eth_stats; |
a2fbb9ea | 3895 | struct net_device_stats *nstats = &bp->dev->stats; |
de832a55 | 3896 | int i; |
a2fbb9ea ET |
3897 | |
3898 | nstats->rx_packets = | |
3899 | bnx2x_hilo(&estats->total_unicast_packets_received_hi) + | |
3900 | bnx2x_hilo(&estats->total_multicast_packets_received_hi) + | |
3901 | bnx2x_hilo(&estats->total_broadcast_packets_received_hi); | |
3902 | ||
3903 | nstats->tx_packets = | |
3904 | bnx2x_hilo(&estats->total_unicast_packets_transmitted_hi) + | |
3905 | bnx2x_hilo(&estats->total_multicast_packets_transmitted_hi) + | |
3906 | bnx2x_hilo(&estats->total_broadcast_packets_transmitted_hi); | |
3907 | ||
de832a55 | 3908 | nstats->rx_bytes = bnx2x_hilo(&estats->total_bytes_received_hi); |
a2fbb9ea | 3909 | |
0e39e645 | 3910 | nstats->tx_bytes = bnx2x_hilo(&estats->total_bytes_transmitted_hi); |
a2fbb9ea | 3911 | |
de832a55 EG |
3912 | nstats->rx_dropped = estats->mac_discard; |
3913 | for_each_queue(bp, i) | |
3914 | nstats->rx_dropped += | |
3915 | le32_to_cpu(bp->fp[i].old_tclient.checksum_discard); | |
3916 | ||
a2fbb9ea ET |
3917 | nstats->tx_dropped = 0; |
3918 | ||
3919 | nstats->multicast = | |
de832a55 | 3920 | bnx2x_hilo(&estats->total_multicast_packets_received_hi); |
a2fbb9ea | 3921 | |
bb2a0f7a | 3922 | nstats->collisions = |
de832a55 | 3923 | bnx2x_hilo(&estats->tx_stat_etherstatscollisions_hi); |
bb2a0f7a YG |
3924 | |
3925 | nstats->rx_length_errors = | |
de832a55 EG |
3926 | bnx2x_hilo(&estats->rx_stat_etherstatsundersizepkts_hi) + |
3927 | bnx2x_hilo(&estats->etherstatsoverrsizepkts_hi); | |
3928 | nstats->rx_over_errors = bnx2x_hilo(&estats->brb_drop_hi) + | |
3929 | bnx2x_hilo(&estats->brb_truncate_hi); | |
3930 | nstats->rx_crc_errors = | |
3931 | bnx2x_hilo(&estats->rx_stat_dot3statsfcserrors_hi); | |
3932 | nstats->rx_frame_errors = | |
3933 | bnx2x_hilo(&estats->rx_stat_dot3statsalignmenterrors_hi); | |
3934 | nstats->rx_fifo_errors = bnx2x_hilo(&estats->no_buff_discard_hi); | |
a2fbb9ea ET |
3935 | nstats->rx_missed_errors = estats->xxoverflow_discard; |
3936 | ||
3937 | nstats->rx_errors = nstats->rx_length_errors + | |
3938 | nstats->rx_over_errors + | |
3939 | nstats->rx_crc_errors + | |
3940 | nstats->rx_frame_errors + | |
0e39e645 ET |
3941 | nstats->rx_fifo_errors + |
3942 | nstats->rx_missed_errors; | |
a2fbb9ea | 3943 | |
bb2a0f7a | 3944 | nstats->tx_aborted_errors = |
de832a55 EG |
3945 | bnx2x_hilo(&estats->tx_stat_dot3statslatecollisions_hi) + |
3946 | bnx2x_hilo(&estats->tx_stat_dot3statsexcessivecollisions_hi); | |
3947 | nstats->tx_carrier_errors = | |
3948 | bnx2x_hilo(&estats->rx_stat_dot3statscarriersenseerrors_hi); | |
a2fbb9ea ET |
3949 | nstats->tx_fifo_errors = 0; |
3950 | nstats->tx_heartbeat_errors = 0; | |
3951 | nstats->tx_window_errors = 0; | |
3952 | ||
3953 | nstats->tx_errors = nstats->tx_aborted_errors + | |
de832a55 EG |
3954 | nstats->tx_carrier_errors + |
3955 | bnx2x_hilo(&estats->tx_stat_dot3statsinternalmactransmiterrors_hi); | |
3956 | } | |
3957 | ||
3958 | static void bnx2x_drv_stats_update(struct bnx2x *bp) | |
3959 | { | |
3960 | struct bnx2x_eth_stats *estats = &bp->eth_stats; | |
3961 | int i; | |
3962 | ||
3963 | estats->driver_xoff = 0; | |
3964 | estats->rx_err_discard_pkt = 0; | |
3965 | estats->rx_skb_alloc_failed = 0; | |
3966 | estats->hw_csum_err = 0; | |
3967 | for_each_queue(bp, i) { | |
3968 | struct bnx2x_eth_q_stats *qstats = &bp->fp[i].eth_q_stats; | |
3969 | ||
3970 | estats->driver_xoff += qstats->driver_xoff; | |
3971 | estats->rx_err_discard_pkt += qstats->rx_err_discard_pkt; | |
3972 | estats->rx_skb_alloc_failed += qstats->rx_skb_alloc_failed; | |
3973 | estats->hw_csum_err += qstats->hw_csum_err; | |
3974 | } | |
a2fbb9ea ET |
3975 | } |
3976 | ||
bb2a0f7a | 3977 | static void bnx2x_stats_update(struct bnx2x *bp) |
a2fbb9ea | 3978 | { |
bb2a0f7a | 3979 | u32 *stats_comp = bnx2x_sp(bp, stats_comp); |
a2fbb9ea | 3980 | |
bb2a0f7a YG |
3981 | if (*stats_comp != DMAE_COMP_VAL) |
3982 | return; | |
3983 | ||
3984 | if (bp->port.pmf) | |
de832a55 | 3985 | bnx2x_hw_stats_update(bp); |
a2fbb9ea | 3986 | |
de832a55 EG |
3987 | if (bnx2x_storm_stats_update(bp) && (bp->stats_pending++ == 3)) { |
3988 | BNX2X_ERR("storm stats were not updated for 3 times\n"); | |
3989 | bnx2x_panic(); | |
3990 | return; | |
a2fbb9ea ET |
3991 | } |
3992 | ||
de832a55 EG |
3993 | bnx2x_net_stats_update(bp); |
3994 | bnx2x_drv_stats_update(bp); | |
3995 | ||
a2fbb9ea | 3996 | if (bp->msglevel & NETIF_MSG_TIMER) { |
de832a55 EG |
3997 | struct tstorm_per_client_stats *old_tclient = |
3998 | &bp->fp->old_tclient; | |
3999 | struct bnx2x_eth_q_stats *qstats = &bp->fp->eth_q_stats; | |
bb2a0f7a | 4000 | struct bnx2x_eth_stats *estats = &bp->eth_stats; |
a2fbb9ea | 4001 | struct net_device_stats *nstats = &bp->dev->stats; |
34f80b04 | 4002 | int i; |
a2fbb9ea ET |
4003 | |
4004 | printk(KERN_DEBUG "%s:\n", bp->dev->name); | |
4005 | printk(KERN_DEBUG " tx avail (%4x) tx hc idx (%x)" | |
4006 | " tx pkt (%lx)\n", | |
4007 | bnx2x_tx_avail(bp->fp), | |
7a9b2557 | 4008 | le16_to_cpu(*bp->fp->tx_cons_sb), nstats->tx_packets); |
a2fbb9ea ET |
4009 | printk(KERN_DEBUG " rx usage (%4x) rx hc idx (%x)" |
4010 | " rx pkt (%lx)\n", | |
7a9b2557 VZ |
4011 | (u16)(le16_to_cpu(*bp->fp->rx_cons_sb) - |
4012 | bp->fp->rx_comp_cons), | |
4013 | le16_to_cpu(*bp->fp->rx_cons_sb), nstats->rx_packets); | |
de832a55 EG |
4014 | printk(KERN_DEBUG " %s (Xoff events %u) brb drops %u " |
4015 | "brb truncate %u\n", | |
4016 | (netif_queue_stopped(bp->dev) ? "Xoff" : "Xon"), | |
4017 | qstats->driver_xoff, | |
4018 | estats->brb_drop_lo, estats->brb_truncate_lo); | |
a2fbb9ea | 4019 | printk(KERN_DEBUG "tstats: checksum_discard %u " |
de832a55 | 4020 | "packets_too_big_discard %lu no_buff_discard %lu " |
a2fbb9ea ET |
4021 | "mac_discard %u mac_filter_discard %u " |
4022 | "xxovrflow_discard %u brb_truncate_discard %u " | |
4023 | "ttl0_discard %u\n", | |
4781bfad | 4024 | le32_to_cpu(old_tclient->checksum_discard), |
de832a55 EG |
4025 | bnx2x_hilo(&qstats->etherstatsoverrsizepkts_hi), |
4026 | bnx2x_hilo(&qstats->no_buff_discard_hi), | |
4027 | estats->mac_discard, estats->mac_filter_discard, | |
4028 | estats->xxoverflow_discard, estats->brb_truncate_discard, | |
4781bfad | 4029 | le32_to_cpu(old_tclient->ttl0_discard)); |
a2fbb9ea ET |
4030 | |
4031 | for_each_queue(bp, i) { | |
4032 | printk(KERN_DEBUG "[%d]: %lu\t%lu\t%lu\n", i, | |
4033 | bnx2x_fp(bp, i, tx_pkt), | |
4034 | bnx2x_fp(bp, i, rx_pkt), | |
4035 | bnx2x_fp(bp, i, rx_calls)); | |
4036 | } | |
4037 | } | |
4038 | ||
bb2a0f7a YG |
4039 | bnx2x_hw_stats_post(bp); |
4040 | bnx2x_storm_stats_post(bp); | |
4041 | } | |
a2fbb9ea | 4042 | |
bb2a0f7a YG |
4043 | static void bnx2x_port_stats_stop(struct bnx2x *bp) |
4044 | { | |
4045 | struct dmae_command *dmae; | |
4046 | u32 opcode; | |
4047 | int loader_idx = PMF_DMAE_C(bp); | |
4048 | u32 *stats_comp = bnx2x_sp(bp, stats_comp); | |
a2fbb9ea | 4049 | |
bb2a0f7a | 4050 | bp->executer_idx = 0; |
a2fbb9ea | 4051 | |
bb2a0f7a YG |
4052 | opcode = (DMAE_CMD_SRC_PCI | DMAE_CMD_DST_GRC | |
4053 | DMAE_CMD_C_ENABLE | | |
4054 | DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET | | |
a2fbb9ea | 4055 | #ifdef __BIG_ENDIAN |
bb2a0f7a | 4056 | DMAE_CMD_ENDIANITY_B_DW_SWAP | |
a2fbb9ea | 4057 | #else |
bb2a0f7a | 4058 | DMAE_CMD_ENDIANITY_DW_SWAP | |
a2fbb9ea | 4059 | #endif |
bb2a0f7a YG |
4060 | (BP_PORT(bp) ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) | |
4061 | (BP_E1HVN(bp) << DMAE_CMD_E1HVN_SHIFT)); | |
4062 | ||
4063 | if (bp->port.port_stx) { | |
4064 | ||
4065 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | |
4066 | if (bp->func_stx) | |
4067 | dmae->opcode = (opcode | DMAE_CMD_C_DST_GRC); | |
4068 | else | |
4069 | dmae->opcode = (opcode | DMAE_CMD_C_DST_PCI); | |
4070 | dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, port_stats)); | |
4071 | dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, port_stats)); | |
4072 | dmae->dst_addr_lo = bp->port.port_stx >> 2; | |
a2fbb9ea | 4073 | dmae->dst_addr_hi = 0; |
bb2a0f7a YG |
4074 | dmae->len = sizeof(struct host_port_stats) >> 2; |
4075 | if (bp->func_stx) { | |
4076 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; | |
4077 | dmae->comp_addr_hi = 0; | |
4078 | dmae->comp_val = 1; | |
4079 | } else { | |
4080 | dmae->comp_addr_lo = | |
4081 | U64_LO(bnx2x_sp_mapping(bp, stats_comp)); | |
4082 | dmae->comp_addr_hi = | |
4083 | U64_HI(bnx2x_sp_mapping(bp, stats_comp)); | |
4084 | dmae->comp_val = DMAE_COMP_VAL; | |
a2fbb9ea | 4085 | |
bb2a0f7a YG |
4086 | *stats_comp = 0; |
4087 | } | |
a2fbb9ea ET |
4088 | } |
4089 | ||
bb2a0f7a YG |
4090 | if (bp->func_stx) { |
4091 | ||
4092 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | |
4093 | dmae->opcode = (opcode | DMAE_CMD_C_DST_PCI); | |
4094 | dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, func_stats)); | |
4095 | dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, func_stats)); | |
4096 | dmae->dst_addr_lo = bp->func_stx >> 2; | |
4097 | dmae->dst_addr_hi = 0; | |
4098 | dmae->len = sizeof(struct host_func_stats) >> 2; | |
4099 | dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, stats_comp)); | |
4100 | dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, stats_comp)); | |
4101 | dmae->comp_val = DMAE_COMP_VAL; | |
4102 | ||
4103 | *stats_comp = 0; | |
a2fbb9ea | 4104 | } |
bb2a0f7a YG |
4105 | } |
4106 | ||
4107 | static void bnx2x_stats_stop(struct bnx2x *bp) | |
4108 | { | |
4109 | int update = 0; | |
4110 | ||
4111 | bnx2x_stats_comp(bp); | |
4112 | ||
4113 | if (bp->port.pmf) | |
4114 | update = (bnx2x_hw_stats_update(bp) == 0); | |
4115 | ||
4116 | update |= (bnx2x_storm_stats_update(bp) == 0); | |
4117 | ||
4118 | if (update) { | |
4119 | bnx2x_net_stats_update(bp); | |
a2fbb9ea | 4120 | |
bb2a0f7a YG |
4121 | if (bp->port.pmf) |
4122 | bnx2x_port_stats_stop(bp); | |
4123 | ||
4124 | bnx2x_hw_stats_post(bp); | |
4125 | bnx2x_stats_comp(bp); | |
a2fbb9ea ET |
4126 | } |
4127 | } | |
4128 | ||
bb2a0f7a YG |
4129 | static void bnx2x_stats_do_nothing(struct bnx2x *bp) |
4130 | { | |
4131 | } | |
4132 | ||
4133 | static const struct { | |
4134 | void (*action)(struct bnx2x *bp); | |
4135 | enum bnx2x_stats_state next_state; | |
4136 | } bnx2x_stats_stm[STATS_STATE_MAX][STATS_EVENT_MAX] = { | |
4137 | /* state event */ | |
4138 | { | |
4139 | /* DISABLED PMF */ {bnx2x_stats_pmf_update, STATS_STATE_DISABLED}, | |
4140 | /* LINK_UP */ {bnx2x_stats_start, STATS_STATE_ENABLED}, | |
4141 | /* UPDATE */ {bnx2x_stats_do_nothing, STATS_STATE_DISABLED}, | |
4142 | /* STOP */ {bnx2x_stats_do_nothing, STATS_STATE_DISABLED} | |
4143 | }, | |
4144 | { | |
4145 | /* ENABLED PMF */ {bnx2x_stats_pmf_start, STATS_STATE_ENABLED}, | |
4146 | /* LINK_UP */ {bnx2x_stats_restart, STATS_STATE_ENABLED}, | |
4147 | /* UPDATE */ {bnx2x_stats_update, STATS_STATE_ENABLED}, | |
4148 | /* STOP */ {bnx2x_stats_stop, STATS_STATE_DISABLED} | |
4149 | } | |
4150 | }; | |
4151 | ||
4152 | static void bnx2x_stats_handle(struct bnx2x *bp, enum bnx2x_stats_event event) | |
4153 | { | |
4154 | enum bnx2x_stats_state state = bp->stats_state; | |
4155 | ||
4156 | bnx2x_stats_stm[state][event].action(bp); | |
4157 | bp->stats_state = bnx2x_stats_stm[state][event].next_state; | |
4158 | ||
4159 | if ((event != STATS_EVENT_UPDATE) || (bp->msglevel & NETIF_MSG_TIMER)) | |
4160 | DP(BNX2X_MSG_STATS, "state %d -> event %d -> state %d\n", | |
4161 | state, event, bp->stats_state); | |
4162 | } | |
4163 | ||
a2fbb9ea ET |
4164 | static void bnx2x_timer(unsigned long data) |
4165 | { | |
4166 | struct bnx2x *bp = (struct bnx2x *) data; | |
4167 | ||
4168 | if (!netif_running(bp->dev)) | |
4169 | return; | |
4170 | ||
4171 | if (atomic_read(&bp->intr_sem) != 0) | |
f1410647 | 4172 | goto timer_restart; |
a2fbb9ea ET |
4173 | |
4174 | if (poll) { | |
4175 | struct bnx2x_fastpath *fp = &bp->fp[0]; | |
4176 | int rc; | |
4177 | ||
7961f791 | 4178 | bnx2x_tx_int(fp); |
a2fbb9ea ET |
4179 | rc = bnx2x_rx_int(fp, 1000); |
4180 | } | |
4181 | ||
34f80b04 EG |
4182 | if (!BP_NOMCP(bp)) { |
4183 | int func = BP_FUNC(bp); | |
a2fbb9ea ET |
4184 | u32 drv_pulse; |
4185 | u32 mcp_pulse; | |
4186 | ||
4187 | ++bp->fw_drv_pulse_wr_seq; | |
4188 | bp->fw_drv_pulse_wr_seq &= DRV_PULSE_SEQ_MASK; | |
4189 | /* TBD - add SYSTEM_TIME */ | |
4190 | drv_pulse = bp->fw_drv_pulse_wr_seq; | |
34f80b04 | 4191 | SHMEM_WR(bp, func_mb[func].drv_pulse_mb, drv_pulse); |
a2fbb9ea | 4192 | |
34f80b04 | 4193 | mcp_pulse = (SHMEM_RD(bp, func_mb[func].mcp_pulse_mb) & |
a2fbb9ea ET |
4194 | MCP_PULSE_SEQ_MASK); |
4195 | /* The delta between driver pulse and mcp response | |
4196 | * should be 1 (before mcp response) or 0 (after mcp response) | |
4197 | */ | |
4198 | if ((drv_pulse != mcp_pulse) && | |
4199 | (drv_pulse != ((mcp_pulse + 1) & MCP_PULSE_SEQ_MASK))) { | |
4200 | /* someone lost a heartbeat... */ | |
4201 | BNX2X_ERR("drv_pulse (0x%x) != mcp_pulse (0x%x)\n", | |
4202 | drv_pulse, mcp_pulse); | |
4203 | } | |
4204 | } | |
4205 | ||
bb2a0f7a YG |
4206 | if ((bp->state == BNX2X_STATE_OPEN) || |
4207 | (bp->state == BNX2X_STATE_DISABLED)) | |
4208 | bnx2x_stats_handle(bp, STATS_EVENT_UPDATE); | |
a2fbb9ea | 4209 | |
f1410647 | 4210 | timer_restart: |
a2fbb9ea ET |
4211 | mod_timer(&bp->timer, jiffies + bp->current_interval); |
4212 | } | |
4213 | ||
4214 | /* end of Statistics */ | |
4215 | ||
4216 | /* nic init */ | |
4217 | ||
4218 | /* | |
4219 | * nic init service functions | |
4220 | */ | |
4221 | ||
34f80b04 | 4222 | static void bnx2x_zero_sb(struct bnx2x *bp, int sb_id) |
a2fbb9ea | 4223 | { |
34f80b04 EG |
4224 | int port = BP_PORT(bp); |
4225 | ||
490c3c9b | 4226 | bnx2x_init_fill(bp, USTORM_INTMEM_ADDR + |
34f80b04 | 4227 | USTORM_SB_HOST_STATUS_BLOCK_OFFSET(port, sb_id), 0, |
35302989 | 4228 | sizeof(struct ustorm_status_block)/4); |
490c3c9b | 4229 | bnx2x_init_fill(bp, CSTORM_INTMEM_ADDR + |
34f80b04 | 4230 | CSTORM_SB_HOST_STATUS_BLOCK_OFFSET(port, sb_id), 0, |
35302989 | 4231 | sizeof(struct cstorm_status_block)/4); |
34f80b04 EG |
4232 | } |
4233 | ||
5c862848 EG |
4234 | static void bnx2x_init_sb(struct bnx2x *bp, struct host_status_block *sb, |
4235 | dma_addr_t mapping, int sb_id) | |
34f80b04 EG |
4236 | { |
4237 | int port = BP_PORT(bp); | |
bb2a0f7a | 4238 | int func = BP_FUNC(bp); |
a2fbb9ea | 4239 | int index; |
34f80b04 | 4240 | u64 section; |
a2fbb9ea ET |
4241 | |
4242 | /* USTORM */ | |
4243 | section = ((u64)mapping) + offsetof(struct host_status_block, | |
4244 | u_status_block); | |
34f80b04 | 4245 | sb->u_status_block.status_block_id = sb_id; |
a2fbb9ea ET |
4246 | |
4247 | REG_WR(bp, BAR_USTRORM_INTMEM + | |
34f80b04 | 4248 | USTORM_SB_HOST_SB_ADDR_OFFSET(port, sb_id), U64_LO(section)); |
a2fbb9ea | 4249 | REG_WR(bp, BAR_USTRORM_INTMEM + |
34f80b04 | 4250 | ((USTORM_SB_HOST_SB_ADDR_OFFSET(port, sb_id)) + 4), |
a2fbb9ea | 4251 | U64_HI(section)); |
bb2a0f7a YG |
4252 | REG_WR8(bp, BAR_USTRORM_INTMEM + FP_USB_FUNC_OFF + |
4253 | USTORM_SB_HOST_STATUS_BLOCK_OFFSET(port, sb_id), func); | |
a2fbb9ea ET |
4254 | |
4255 | for (index = 0; index < HC_USTORM_SB_NUM_INDICES; index++) | |
4256 | REG_WR16(bp, BAR_USTRORM_INTMEM + | |
34f80b04 | 4257 | USTORM_SB_HC_DISABLE_OFFSET(port, sb_id, index), 1); |
a2fbb9ea ET |
4258 | |
4259 | /* CSTORM */ | |
4260 | section = ((u64)mapping) + offsetof(struct host_status_block, | |
4261 | c_status_block); | |
34f80b04 | 4262 | sb->c_status_block.status_block_id = sb_id; |
a2fbb9ea ET |
4263 | |
4264 | REG_WR(bp, BAR_CSTRORM_INTMEM + | |
34f80b04 | 4265 | CSTORM_SB_HOST_SB_ADDR_OFFSET(port, sb_id), U64_LO(section)); |
a2fbb9ea | 4266 | REG_WR(bp, BAR_CSTRORM_INTMEM + |
34f80b04 | 4267 | ((CSTORM_SB_HOST_SB_ADDR_OFFSET(port, sb_id)) + 4), |
a2fbb9ea | 4268 | U64_HI(section)); |
7a9b2557 VZ |
4269 | REG_WR8(bp, BAR_CSTRORM_INTMEM + FP_CSB_FUNC_OFF + |
4270 | CSTORM_SB_HOST_STATUS_BLOCK_OFFSET(port, sb_id), func); | |
a2fbb9ea ET |
4271 | |
4272 | for (index = 0; index < HC_CSTORM_SB_NUM_INDICES; index++) | |
4273 | REG_WR16(bp, BAR_CSTRORM_INTMEM + | |
34f80b04 EG |
4274 | CSTORM_SB_HC_DISABLE_OFFSET(port, sb_id, index), 1); |
4275 | ||
4276 | bnx2x_ack_sb(bp, sb_id, CSTORM_ID, 0, IGU_INT_ENABLE, 0); | |
4277 | } | |
4278 | ||
4279 | static void bnx2x_zero_def_sb(struct bnx2x *bp) | |
4280 | { | |
4281 | int func = BP_FUNC(bp); | |
a2fbb9ea | 4282 | |
490c3c9b EG |
4283 | bnx2x_init_fill(bp, TSTORM_INTMEM_ADDR + |
4284 | TSTORM_DEF_SB_HOST_STATUS_BLOCK_OFFSET(func), 0, | |
4285 | sizeof(struct tstorm_def_status_block)/4); | |
4286 | bnx2x_init_fill(bp, USTORM_INTMEM_ADDR + | |
34f80b04 EG |
4287 | USTORM_DEF_SB_HOST_STATUS_BLOCK_OFFSET(func), 0, |
4288 | sizeof(struct ustorm_def_status_block)/4); | |
490c3c9b | 4289 | bnx2x_init_fill(bp, CSTORM_INTMEM_ADDR + |
34f80b04 EG |
4290 | CSTORM_DEF_SB_HOST_STATUS_BLOCK_OFFSET(func), 0, |
4291 | sizeof(struct cstorm_def_status_block)/4); | |
490c3c9b | 4292 | bnx2x_init_fill(bp, XSTORM_INTMEM_ADDR + |
34f80b04 EG |
4293 | XSTORM_DEF_SB_HOST_STATUS_BLOCK_OFFSET(func), 0, |
4294 | sizeof(struct xstorm_def_status_block)/4); | |
a2fbb9ea ET |
4295 | } |
4296 | ||
4297 | static void bnx2x_init_def_sb(struct bnx2x *bp, | |
4298 | struct host_def_status_block *def_sb, | |
34f80b04 | 4299 | dma_addr_t mapping, int sb_id) |
a2fbb9ea | 4300 | { |
34f80b04 EG |
4301 | int port = BP_PORT(bp); |
4302 | int func = BP_FUNC(bp); | |
a2fbb9ea ET |
4303 | int index, val, reg_offset; |
4304 | u64 section; | |
4305 | ||
4306 | /* ATTN */ | |
4307 | section = ((u64)mapping) + offsetof(struct host_def_status_block, | |
4308 | atten_status_block); | |
34f80b04 | 4309 | def_sb->atten_status_block.status_block_id = sb_id; |
a2fbb9ea | 4310 | |
49d66772 ET |
4311 | bp->attn_state = 0; |
4312 | ||
a2fbb9ea ET |
4313 | reg_offset = (port ? MISC_REG_AEU_ENABLE1_FUNC_1_OUT_0 : |
4314 | MISC_REG_AEU_ENABLE1_FUNC_0_OUT_0); | |
4315 | ||
34f80b04 | 4316 | for (index = 0; index < MAX_DYNAMIC_ATTN_GRPS; index++) { |
a2fbb9ea ET |
4317 | bp->attn_group[index].sig[0] = REG_RD(bp, |
4318 | reg_offset + 0x10*index); | |
4319 | bp->attn_group[index].sig[1] = REG_RD(bp, | |
4320 | reg_offset + 0x4 + 0x10*index); | |
4321 | bp->attn_group[index].sig[2] = REG_RD(bp, | |
4322 | reg_offset + 0x8 + 0x10*index); | |
4323 | bp->attn_group[index].sig[3] = REG_RD(bp, | |
4324 | reg_offset + 0xc + 0x10*index); | |
4325 | } | |
4326 | ||
a2fbb9ea ET |
4327 | reg_offset = (port ? HC_REG_ATTN_MSG1_ADDR_L : |
4328 | HC_REG_ATTN_MSG0_ADDR_L); | |
4329 | ||
4330 | REG_WR(bp, reg_offset, U64_LO(section)); | |
4331 | REG_WR(bp, reg_offset + 4, U64_HI(section)); | |
4332 | ||
4333 | reg_offset = (port ? HC_REG_ATTN_NUM_P1 : HC_REG_ATTN_NUM_P0); | |
4334 | ||
4335 | val = REG_RD(bp, reg_offset); | |
34f80b04 | 4336 | val |= sb_id; |
a2fbb9ea ET |
4337 | REG_WR(bp, reg_offset, val); |
4338 | ||
4339 | /* USTORM */ | |
4340 | section = ((u64)mapping) + offsetof(struct host_def_status_block, | |
4341 | u_def_status_block); | |
34f80b04 | 4342 | def_sb->u_def_status_block.status_block_id = sb_id; |
a2fbb9ea ET |
4343 | |
4344 | REG_WR(bp, BAR_USTRORM_INTMEM + | |
34f80b04 | 4345 | USTORM_DEF_SB_HOST_SB_ADDR_OFFSET(func), U64_LO(section)); |
a2fbb9ea | 4346 | REG_WR(bp, BAR_USTRORM_INTMEM + |
34f80b04 | 4347 | ((USTORM_DEF_SB_HOST_SB_ADDR_OFFSET(func)) + 4), |
a2fbb9ea | 4348 | U64_HI(section)); |
5c862848 | 4349 | REG_WR8(bp, BAR_USTRORM_INTMEM + DEF_USB_FUNC_OFF + |
34f80b04 | 4350 | USTORM_DEF_SB_HOST_STATUS_BLOCK_OFFSET(func), func); |
a2fbb9ea ET |
4351 | |
4352 | for (index = 0; index < HC_USTORM_DEF_SB_NUM_INDICES; index++) | |
4353 | REG_WR16(bp, BAR_USTRORM_INTMEM + | |
34f80b04 | 4354 | USTORM_DEF_SB_HC_DISABLE_OFFSET(func, index), 1); |
a2fbb9ea ET |
4355 | |
4356 | /* CSTORM */ | |
4357 | section = ((u64)mapping) + offsetof(struct host_def_status_block, | |
4358 | c_def_status_block); | |
34f80b04 | 4359 | def_sb->c_def_status_block.status_block_id = sb_id; |
a2fbb9ea ET |
4360 | |
4361 | REG_WR(bp, BAR_CSTRORM_INTMEM + | |
34f80b04 | 4362 | CSTORM_DEF_SB_HOST_SB_ADDR_OFFSET(func), U64_LO(section)); |
a2fbb9ea | 4363 | REG_WR(bp, BAR_CSTRORM_INTMEM + |
34f80b04 | 4364 | ((CSTORM_DEF_SB_HOST_SB_ADDR_OFFSET(func)) + 4), |
a2fbb9ea | 4365 | U64_HI(section)); |
5c862848 | 4366 | REG_WR8(bp, BAR_CSTRORM_INTMEM + DEF_CSB_FUNC_OFF + |
34f80b04 | 4367 | CSTORM_DEF_SB_HOST_STATUS_BLOCK_OFFSET(func), func); |
a2fbb9ea ET |
4368 | |
4369 | for (index = 0; index < HC_CSTORM_DEF_SB_NUM_INDICES; index++) | |
4370 | REG_WR16(bp, BAR_CSTRORM_INTMEM + | |
34f80b04 | 4371 | CSTORM_DEF_SB_HC_DISABLE_OFFSET(func, index), 1); |
a2fbb9ea ET |
4372 | |
4373 | /* TSTORM */ | |
4374 | section = ((u64)mapping) + offsetof(struct host_def_status_block, | |
4375 | t_def_status_block); | |
34f80b04 | 4376 | def_sb->t_def_status_block.status_block_id = sb_id; |
a2fbb9ea ET |
4377 | |
4378 | REG_WR(bp, BAR_TSTRORM_INTMEM + | |
34f80b04 | 4379 | TSTORM_DEF_SB_HOST_SB_ADDR_OFFSET(func), U64_LO(section)); |
a2fbb9ea | 4380 | REG_WR(bp, BAR_TSTRORM_INTMEM + |
34f80b04 | 4381 | ((TSTORM_DEF_SB_HOST_SB_ADDR_OFFSET(func)) + 4), |
a2fbb9ea | 4382 | U64_HI(section)); |
5c862848 | 4383 | REG_WR8(bp, BAR_TSTRORM_INTMEM + DEF_TSB_FUNC_OFF + |
34f80b04 | 4384 | TSTORM_DEF_SB_HOST_STATUS_BLOCK_OFFSET(func), func); |
a2fbb9ea ET |
4385 | |
4386 | for (index = 0; index < HC_TSTORM_DEF_SB_NUM_INDICES; index++) | |
4387 | REG_WR16(bp, BAR_TSTRORM_INTMEM + | |
34f80b04 | 4388 | TSTORM_DEF_SB_HC_DISABLE_OFFSET(func, index), 1); |
a2fbb9ea ET |
4389 | |
4390 | /* XSTORM */ | |
4391 | section = ((u64)mapping) + offsetof(struct host_def_status_block, | |
4392 | x_def_status_block); | |
34f80b04 | 4393 | def_sb->x_def_status_block.status_block_id = sb_id; |
a2fbb9ea ET |
4394 | |
4395 | REG_WR(bp, BAR_XSTRORM_INTMEM + | |
34f80b04 | 4396 | XSTORM_DEF_SB_HOST_SB_ADDR_OFFSET(func), U64_LO(section)); |
a2fbb9ea | 4397 | REG_WR(bp, BAR_XSTRORM_INTMEM + |
34f80b04 | 4398 | ((XSTORM_DEF_SB_HOST_SB_ADDR_OFFSET(func)) + 4), |
a2fbb9ea | 4399 | U64_HI(section)); |
5c862848 | 4400 | REG_WR8(bp, BAR_XSTRORM_INTMEM + DEF_XSB_FUNC_OFF + |
34f80b04 | 4401 | XSTORM_DEF_SB_HOST_STATUS_BLOCK_OFFSET(func), func); |
a2fbb9ea ET |
4402 | |
4403 | for (index = 0; index < HC_XSTORM_DEF_SB_NUM_INDICES; index++) | |
4404 | REG_WR16(bp, BAR_XSTRORM_INTMEM + | |
34f80b04 | 4405 | XSTORM_DEF_SB_HC_DISABLE_OFFSET(func, index), 1); |
49d66772 | 4406 | |
bb2a0f7a | 4407 | bp->stats_pending = 0; |
66e855f3 | 4408 | bp->set_mac_pending = 0; |
bb2a0f7a | 4409 | |
34f80b04 | 4410 | bnx2x_ack_sb(bp, sb_id, CSTORM_ID, 0, IGU_INT_ENABLE, 0); |
a2fbb9ea ET |
4411 | } |
4412 | ||
4413 | static void bnx2x_update_coalesce(struct bnx2x *bp) | |
4414 | { | |
34f80b04 | 4415 | int port = BP_PORT(bp); |
a2fbb9ea ET |
4416 | int i; |
4417 | ||
4418 | for_each_queue(bp, i) { | |
34f80b04 | 4419 | int sb_id = bp->fp[i].sb_id; |
a2fbb9ea ET |
4420 | |
4421 | /* HC_INDEX_U_ETH_RX_CQ_CONS */ | |
4422 | REG_WR8(bp, BAR_USTRORM_INTMEM + | |
34f80b04 | 4423 | USTORM_SB_HC_TIMEOUT_OFFSET(port, sb_id, |
5c862848 | 4424 | U_SB_ETH_RX_CQ_INDEX), |
34f80b04 | 4425 | bp->rx_ticks/12); |
a2fbb9ea | 4426 | REG_WR16(bp, BAR_USTRORM_INTMEM + |
34f80b04 | 4427 | USTORM_SB_HC_DISABLE_OFFSET(port, sb_id, |
5c862848 EG |
4428 | U_SB_ETH_RX_CQ_INDEX), |
4429 | bp->rx_ticks ? 0 : 1); | |
a2fbb9ea ET |
4430 | |
4431 | /* HC_INDEX_C_ETH_TX_CQ_CONS */ | |
4432 | REG_WR8(bp, BAR_CSTRORM_INTMEM + | |
34f80b04 | 4433 | CSTORM_SB_HC_TIMEOUT_OFFSET(port, sb_id, |
5c862848 | 4434 | C_SB_ETH_TX_CQ_INDEX), |
34f80b04 | 4435 | bp->tx_ticks/12); |
a2fbb9ea | 4436 | REG_WR16(bp, BAR_CSTRORM_INTMEM + |
34f80b04 | 4437 | CSTORM_SB_HC_DISABLE_OFFSET(port, sb_id, |
5c862848 | 4438 | C_SB_ETH_TX_CQ_INDEX), |
34f80b04 | 4439 | bp->tx_ticks ? 0 : 1); |
a2fbb9ea ET |
4440 | } |
4441 | } | |
4442 | ||
7a9b2557 VZ |
4443 | static inline void bnx2x_free_tpa_pool(struct bnx2x *bp, |
4444 | struct bnx2x_fastpath *fp, int last) | |
4445 | { | |
4446 | int i; | |
4447 | ||
4448 | for (i = 0; i < last; i++) { | |
4449 | struct sw_rx_bd *rx_buf = &(fp->tpa_pool[i]); | |
4450 | struct sk_buff *skb = rx_buf->skb; | |
4451 | ||
4452 | if (skb == NULL) { | |
4453 | DP(NETIF_MSG_IFDOWN, "tpa bin %d empty on free\n", i); | |
4454 | continue; | |
4455 | } | |
4456 | ||
4457 | if (fp->tpa_state[i] == BNX2X_TPA_START) | |
4458 | pci_unmap_single(bp->pdev, | |
4459 | pci_unmap_addr(rx_buf, mapping), | |
356e2385 | 4460 | bp->rx_buf_size, PCI_DMA_FROMDEVICE); |
7a9b2557 VZ |
4461 | |
4462 | dev_kfree_skb(skb); | |
4463 | rx_buf->skb = NULL; | |
4464 | } | |
4465 | } | |
4466 | ||
a2fbb9ea ET |
4467 | static void bnx2x_init_rx_rings(struct bnx2x *bp) |
4468 | { | |
7a9b2557 | 4469 | int func = BP_FUNC(bp); |
32626230 EG |
4470 | int max_agg_queues = CHIP_IS_E1(bp) ? ETH_MAX_AGGREGATION_QUEUES_E1 : |
4471 | ETH_MAX_AGGREGATION_QUEUES_E1H; | |
4472 | u16 ring_prod, cqe_ring_prod; | |
a2fbb9ea | 4473 | int i, j; |
a2fbb9ea | 4474 | |
87942b46 | 4475 | bp->rx_buf_size = bp->dev->mtu + ETH_OVREHEAD + BNX2X_RX_ALIGN; |
0f00846d EG |
4476 | DP(NETIF_MSG_IFUP, |
4477 | "mtu %d rx_buf_size %d\n", bp->dev->mtu, bp->rx_buf_size); | |
a2fbb9ea | 4478 | |
7a9b2557 | 4479 | if (bp->flags & TPA_ENABLE_FLAG) { |
7a9b2557 | 4480 | |
555f6c78 | 4481 | for_each_rx_queue(bp, j) { |
32626230 | 4482 | struct bnx2x_fastpath *fp = &bp->fp[j]; |
7a9b2557 | 4483 | |
32626230 | 4484 | for (i = 0; i < max_agg_queues; i++) { |
7a9b2557 VZ |
4485 | fp->tpa_pool[i].skb = |
4486 | netdev_alloc_skb(bp->dev, bp->rx_buf_size); | |
4487 | if (!fp->tpa_pool[i].skb) { | |
4488 | BNX2X_ERR("Failed to allocate TPA " | |
4489 | "skb pool for queue[%d] - " | |
4490 | "disabling TPA on this " | |
4491 | "queue!\n", j); | |
4492 | bnx2x_free_tpa_pool(bp, fp, i); | |
4493 | fp->disable_tpa = 1; | |
4494 | break; | |
4495 | } | |
4496 | pci_unmap_addr_set((struct sw_rx_bd *) | |
4497 | &bp->fp->tpa_pool[i], | |
4498 | mapping, 0); | |
4499 | fp->tpa_state[i] = BNX2X_TPA_STOP; | |
4500 | } | |
4501 | } | |
4502 | } | |
4503 | ||
555f6c78 | 4504 | for_each_rx_queue(bp, j) { |
a2fbb9ea ET |
4505 | struct bnx2x_fastpath *fp = &bp->fp[j]; |
4506 | ||
4507 | fp->rx_bd_cons = 0; | |
4508 | fp->rx_cons_sb = BNX2X_RX_SB_INDEX; | |
7a9b2557 VZ |
4509 | fp->rx_bd_cons_sb = BNX2X_RX_SB_BD_INDEX; |
4510 | ||
4511 | /* "next page" elements initialization */ | |
4512 | /* SGE ring */ | |
4513 | for (i = 1; i <= NUM_RX_SGE_PAGES; i++) { | |
4514 | struct eth_rx_sge *sge; | |
4515 | ||
4516 | sge = &fp->rx_sge_ring[RX_SGE_CNT * i - 2]; | |
4517 | sge->addr_hi = | |
4518 | cpu_to_le32(U64_HI(fp->rx_sge_mapping + | |
4519 | BCM_PAGE_SIZE*(i % NUM_RX_SGE_PAGES))); | |
4520 | sge->addr_lo = | |
4521 | cpu_to_le32(U64_LO(fp->rx_sge_mapping + | |
4522 | BCM_PAGE_SIZE*(i % NUM_RX_SGE_PAGES))); | |
4523 | } | |
4524 | ||
4525 | bnx2x_init_sge_ring_bit_mask(fp); | |
a2fbb9ea | 4526 | |
7a9b2557 | 4527 | /* RX BD ring */ |
a2fbb9ea ET |
4528 | for (i = 1; i <= NUM_RX_RINGS; i++) { |
4529 | struct eth_rx_bd *rx_bd; | |
4530 | ||
4531 | rx_bd = &fp->rx_desc_ring[RX_DESC_CNT * i - 2]; | |
4532 | rx_bd->addr_hi = | |
4533 | cpu_to_le32(U64_HI(fp->rx_desc_mapping + | |
34f80b04 | 4534 | BCM_PAGE_SIZE*(i % NUM_RX_RINGS))); |
a2fbb9ea ET |
4535 | rx_bd->addr_lo = |
4536 | cpu_to_le32(U64_LO(fp->rx_desc_mapping + | |
34f80b04 | 4537 | BCM_PAGE_SIZE*(i % NUM_RX_RINGS))); |
a2fbb9ea ET |
4538 | } |
4539 | ||
34f80b04 | 4540 | /* CQ ring */ |
a2fbb9ea ET |
4541 | for (i = 1; i <= NUM_RCQ_RINGS; i++) { |
4542 | struct eth_rx_cqe_next_page *nextpg; | |
4543 | ||
4544 | nextpg = (struct eth_rx_cqe_next_page *) | |
4545 | &fp->rx_comp_ring[RCQ_DESC_CNT * i - 1]; | |
4546 | nextpg->addr_hi = | |
4547 | cpu_to_le32(U64_HI(fp->rx_comp_mapping + | |
34f80b04 | 4548 | BCM_PAGE_SIZE*(i % NUM_RCQ_RINGS))); |
a2fbb9ea ET |
4549 | nextpg->addr_lo = |
4550 | cpu_to_le32(U64_LO(fp->rx_comp_mapping + | |
34f80b04 | 4551 | BCM_PAGE_SIZE*(i % NUM_RCQ_RINGS))); |
a2fbb9ea ET |
4552 | } |
4553 | ||
7a9b2557 VZ |
4554 | /* Allocate SGEs and initialize the ring elements */ |
4555 | for (i = 0, ring_prod = 0; | |
4556 | i < MAX_RX_SGE_CNT*NUM_RX_SGE_PAGES; i++) { | |
a2fbb9ea | 4557 | |
7a9b2557 VZ |
4558 | if (bnx2x_alloc_rx_sge(bp, fp, ring_prod) < 0) { |
4559 | BNX2X_ERR("was only able to allocate " | |
4560 | "%d rx sges\n", i); | |
4561 | BNX2X_ERR("disabling TPA for queue[%d]\n", j); | |
4562 | /* Cleanup already allocated elements */ | |
4563 | bnx2x_free_rx_sge_range(bp, fp, ring_prod); | |
32626230 | 4564 | bnx2x_free_tpa_pool(bp, fp, max_agg_queues); |
7a9b2557 VZ |
4565 | fp->disable_tpa = 1; |
4566 | ring_prod = 0; | |
4567 | break; | |
4568 | } | |
4569 | ring_prod = NEXT_SGE_IDX(ring_prod); | |
4570 | } | |
4571 | fp->rx_sge_prod = ring_prod; | |
4572 | ||
4573 | /* Allocate BDs and initialize BD ring */ | |
66e855f3 | 4574 | fp->rx_comp_cons = 0; |
7a9b2557 | 4575 | cqe_ring_prod = ring_prod = 0; |
a2fbb9ea ET |
4576 | for (i = 0; i < bp->rx_ring_size; i++) { |
4577 | if (bnx2x_alloc_rx_skb(bp, fp, ring_prod) < 0) { | |
4578 | BNX2X_ERR("was only able to allocate " | |
de832a55 EG |
4579 | "%d rx skbs on queue[%d]\n", i, j); |
4580 | fp->eth_q_stats.rx_skb_alloc_failed++; | |
a2fbb9ea ET |
4581 | break; |
4582 | } | |
4583 | ring_prod = NEXT_RX_IDX(ring_prod); | |
7a9b2557 | 4584 | cqe_ring_prod = NEXT_RCQ_IDX(cqe_ring_prod); |
53e5e96e | 4585 | WARN_ON(ring_prod <= i); |
a2fbb9ea ET |
4586 | } |
4587 | ||
7a9b2557 VZ |
4588 | fp->rx_bd_prod = ring_prod; |
4589 | /* must not have more available CQEs than BDs */ | |
4590 | fp->rx_comp_prod = min((u16)(NUM_RCQ_RINGS*RCQ_DESC_CNT), | |
4591 | cqe_ring_prod); | |
a2fbb9ea ET |
4592 | fp->rx_pkt = fp->rx_calls = 0; |
4593 | ||
7a9b2557 VZ |
4594 | /* Warning! |
4595 | * this will generate an interrupt (to the TSTORM) | |
4596 | * must only be done after chip is initialized | |
4597 | */ | |
4598 | bnx2x_update_rx_prod(bp, fp, ring_prod, fp->rx_comp_prod, | |
4599 | fp->rx_sge_prod); | |
a2fbb9ea ET |
4600 | if (j != 0) |
4601 | continue; | |
4602 | ||
4603 | REG_WR(bp, BAR_USTRORM_INTMEM + | |
7a9b2557 | 4604 | USTORM_MEM_WORKAROUND_ADDRESS_OFFSET(func), |
a2fbb9ea ET |
4605 | U64_LO(fp->rx_comp_mapping)); |
4606 | REG_WR(bp, BAR_USTRORM_INTMEM + | |
7a9b2557 | 4607 | USTORM_MEM_WORKAROUND_ADDRESS_OFFSET(func) + 4, |
a2fbb9ea ET |
4608 | U64_HI(fp->rx_comp_mapping)); |
4609 | } | |
4610 | } | |
4611 | ||
4612 | static void bnx2x_init_tx_ring(struct bnx2x *bp) | |
4613 | { | |
4614 | int i, j; | |
4615 | ||
555f6c78 | 4616 | for_each_tx_queue(bp, j) { |
a2fbb9ea ET |
4617 | struct bnx2x_fastpath *fp = &bp->fp[j]; |
4618 | ||
4619 | for (i = 1; i <= NUM_TX_RINGS; i++) { | |
4620 | struct eth_tx_bd *tx_bd = | |
4621 | &fp->tx_desc_ring[TX_DESC_CNT * i - 1]; | |
4622 | ||
4623 | tx_bd->addr_hi = | |
4624 | cpu_to_le32(U64_HI(fp->tx_desc_mapping + | |
34f80b04 | 4625 | BCM_PAGE_SIZE*(i % NUM_TX_RINGS))); |
a2fbb9ea ET |
4626 | tx_bd->addr_lo = |
4627 | cpu_to_le32(U64_LO(fp->tx_desc_mapping + | |
34f80b04 | 4628 | BCM_PAGE_SIZE*(i % NUM_TX_RINGS))); |
a2fbb9ea ET |
4629 | } |
4630 | ||
4631 | fp->tx_pkt_prod = 0; | |
4632 | fp->tx_pkt_cons = 0; | |
4633 | fp->tx_bd_prod = 0; | |
4634 | fp->tx_bd_cons = 0; | |
4635 | fp->tx_cons_sb = BNX2X_TX_SB_INDEX; | |
4636 | fp->tx_pkt = 0; | |
4637 | } | |
4638 | } | |
4639 | ||
4640 | static void bnx2x_init_sp_ring(struct bnx2x *bp) | |
4641 | { | |
34f80b04 | 4642 | int func = BP_FUNC(bp); |
a2fbb9ea ET |
4643 | |
4644 | spin_lock_init(&bp->spq_lock); | |
4645 | ||
4646 | bp->spq_left = MAX_SPQ_PENDING; | |
4647 | bp->spq_prod_idx = 0; | |
a2fbb9ea ET |
4648 | bp->dsb_sp_prod = BNX2X_SP_DSB_INDEX; |
4649 | bp->spq_prod_bd = bp->spq; | |
4650 | bp->spq_last_bd = bp->spq_prod_bd + MAX_SP_DESC_CNT; | |
4651 | ||
34f80b04 | 4652 | REG_WR(bp, XSEM_REG_FAST_MEMORY + XSTORM_SPQ_PAGE_BASE_OFFSET(func), |
a2fbb9ea | 4653 | U64_LO(bp->spq_mapping)); |
34f80b04 EG |
4654 | REG_WR(bp, |
4655 | XSEM_REG_FAST_MEMORY + XSTORM_SPQ_PAGE_BASE_OFFSET(func) + 4, | |
a2fbb9ea ET |
4656 | U64_HI(bp->spq_mapping)); |
4657 | ||
34f80b04 | 4658 | REG_WR(bp, XSEM_REG_FAST_MEMORY + XSTORM_SPQ_PROD_OFFSET(func), |
a2fbb9ea ET |
4659 | bp->spq_prod_idx); |
4660 | } | |
4661 | ||
4662 | static void bnx2x_init_context(struct bnx2x *bp) | |
4663 | { | |
4664 | int i; | |
4665 | ||
4666 | for_each_queue(bp, i) { | |
4667 | struct eth_context *context = bnx2x_sp(bp, context[i].eth); | |
4668 | struct bnx2x_fastpath *fp = &bp->fp[i]; | |
de832a55 | 4669 | u8 cl_id = fp->cl_id; |
0626b899 | 4670 | u8 sb_id = fp->sb_id; |
a2fbb9ea | 4671 | |
34f80b04 EG |
4672 | context->ustorm_st_context.common.sb_index_numbers = |
4673 | BNX2X_RX_SB_INDEX_NUM; | |
0626b899 | 4674 | context->ustorm_st_context.common.clientId = cl_id; |
34f80b04 EG |
4675 | context->ustorm_st_context.common.status_block_id = sb_id; |
4676 | context->ustorm_st_context.common.flags = | |
de832a55 EG |
4677 | (USTORM_ETH_ST_CONTEXT_CONFIG_ENABLE_MC_ALIGNMENT | |
4678 | USTORM_ETH_ST_CONTEXT_CONFIG_ENABLE_STATISTICS); | |
4679 | context->ustorm_st_context.common.statistics_counter_id = | |
4680 | cl_id; | |
8d9c5f34 | 4681 | context->ustorm_st_context.common.mc_alignment_log_size = |
0f00846d | 4682 | BNX2X_RX_ALIGN_SHIFT; |
34f80b04 | 4683 | context->ustorm_st_context.common.bd_buff_size = |
437cf2f1 | 4684 | bp->rx_buf_size; |
34f80b04 | 4685 | context->ustorm_st_context.common.bd_page_base_hi = |
a2fbb9ea | 4686 | U64_HI(fp->rx_desc_mapping); |
34f80b04 | 4687 | context->ustorm_st_context.common.bd_page_base_lo = |
a2fbb9ea | 4688 | U64_LO(fp->rx_desc_mapping); |
7a9b2557 VZ |
4689 | if (!fp->disable_tpa) { |
4690 | context->ustorm_st_context.common.flags |= | |
4691 | (USTORM_ETH_ST_CONTEXT_CONFIG_ENABLE_TPA | | |
4692 | USTORM_ETH_ST_CONTEXT_CONFIG_ENABLE_SGE_RING); | |
4693 | context->ustorm_st_context.common.sge_buff_size = | |
8d9c5f34 EG |
4694 | (u16)min((u32)SGE_PAGE_SIZE*PAGES_PER_SGE, |
4695 | (u32)0xffff); | |
7a9b2557 VZ |
4696 | context->ustorm_st_context.common.sge_page_base_hi = |
4697 | U64_HI(fp->rx_sge_mapping); | |
4698 | context->ustorm_st_context.common.sge_page_base_lo = | |
4699 | U64_LO(fp->rx_sge_mapping); | |
4700 | } | |
4701 | ||
8d9c5f34 EG |
4702 | context->ustorm_ag_context.cdu_usage = |
4703 | CDU_RSRVD_VALUE_TYPE_A(HW_CID(bp, i), | |
4704 | CDU_REGION_NUMBER_UCM_AG, | |
4705 | ETH_CONNECTION_TYPE); | |
4706 | ||
4707 | context->xstorm_st_context.tx_bd_page_base_hi = | |
4708 | U64_HI(fp->tx_desc_mapping); | |
4709 | context->xstorm_st_context.tx_bd_page_base_lo = | |
4710 | U64_LO(fp->tx_desc_mapping); | |
4711 | context->xstorm_st_context.db_data_addr_hi = | |
4712 | U64_HI(fp->tx_prods_mapping); | |
4713 | context->xstorm_st_context.db_data_addr_lo = | |
4714 | U64_LO(fp->tx_prods_mapping); | |
0626b899 | 4715 | context->xstorm_st_context.statistics_data = (cl_id | |
8d9c5f34 | 4716 | XSTORM_ETH_ST_CONTEXT_STATISTICS_ENABLE); |
a2fbb9ea | 4717 | context->cstorm_st_context.sb_index_number = |
5c862848 | 4718 | C_SB_ETH_TX_CQ_INDEX; |
34f80b04 | 4719 | context->cstorm_st_context.status_block_id = sb_id; |
a2fbb9ea ET |
4720 | |
4721 | context->xstorm_ag_context.cdu_reserved = | |
4722 | CDU_RSRVD_VALUE_TYPE_A(HW_CID(bp, i), | |
4723 | CDU_REGION_NUMBER_XCM_AG, | |
4724 | ETH_CONNECTION_TYPE); | |
a2fbb9ea ET |
4725 | } |
4726 | } | |
4727 | ||
4728 | static void bnx2x_init_ind_table(struct bnx2x *bp) | |
4729 | { | |
26c8fa4d | 4730 | int func = BP_FUNC(bp); |
a2fbb9ea ET |
4731 | int i; |
4732 | ||
555f6c78 | 4733 | if (bp->multi_mode == ETH_RSS_MODE_DISABLED) |
a2fbb9ea ET |
4734 | return; |
4735 | ||
555f6c78 EG |
4736 | DP(NETIF_MSG_IFUP, |
4737 | "Initializing indirection table multi_mode %d\n", bp->multi_mode); | |
a2fbb9ea | 4738 | for (i = 0; i < TSTORM_INDIRECTION_TABLE_SIZE; i++) |
34f80b04 | 4739 | REG_WR8(bp, BAR_TSTRORM_INTMEM + |
26c8fa4d | 4740 | TSTORM_INDIRECTION_TABLE_OFFSET(func) + i, |
0626b899 | 4741 | bp->fp->cl_id + (i % bp->num_rx_queues)); |
a2fbb9ea ET |
4742 | } |
4743 | ||
49d66772 ET |
4744 | static void bnx2x_set_client_config(struct bnx2x *bp) |
4745 | { | |
49d66772 | 4746 | struct tstorm_eth_client_config tstorm_client = {0}; |
34f80b04 EG |
4747 | int port = BP_PORT(bp); |
4748 | int i; | |
49d66772 | 4749 | |
e7799c5f | 4750 | tstorm_client.mtu = bp->dev->mtu; |
49d66772 | 4751 | tstorm_client.config_flags = |
de832a55 EG |
4752 | (TSTORM_ETH_CLIENT_CONFIG_STATSITICS_ENABLE | |
4753 | TSTORM_ETH_CLIENT_CONFIG_E1HOV_REM_ENABLE); | |
49d66772 | 4754 | #ifdef BCM_VLAN |
0c6671b0 | 4755 | if (bp->rx_mode && bp->vlgrp && (bp->flags & HW_VLAN_RX_FLAG)) { |
49d66772 | 4756 | tstorm_client.config_flags |= |
8d9c5f34 | 4757 | TSTORM_ETH_CLIENT_CONFIG_VLAN_REM_ENABLE; |
49d66772 ET |
4758 | DP(NETIF_MSG_IFUP, "vlan removal enabled\n"); |
4759 | } | |
4760 | #endif | |
49d66772 | 4761 | |
7a9b2557 VZ |
4762 | if (bp->flags & TPA_ENABLE_FLAG) { |
4763 | tstorm_client.max_sges_for_packet = | |
4f40f2cb | 4764 | SGE_PAGE_ALIGN(tstorm_client.mtu) >> SGE_PAGE_SHIFT; |
7a9b2557 VZ |
4765 | tstorm_client.max_sges_for_packet = |
4766 | ((tstorm_client.max_sges_for_packet + | |
4767 | PAGES_PER_SGE - 1) & (~(PAGES_PER_SGE - 1))) >> | |
4768 | PAGES_PER_SGE_SHIFT; | |
4769 | ||
4770 | tstorm_client.config_flags |= | |
4771 | TSTORM_ETH_CLIENT_CONFIG_ENABLE_SGE_RING; | |
4772 | } | |
4773 | ||
49d66772 | 4774 | for_each_queue(bp, i) { |
de832a55 EG |
4775 | tstorm_client.statistics_counter_id = bp->fp[i].cl_id; |
4776 | ||
49d66772 | 4777 | REG_WR(bp, BAR_TSTRORM_INTMEM + |
34f80b04 | 4778 | TSTORM_CLIENT_CONFIG_OFFSET(port, bp->fp[i].cl_id), |
49d66772 ET |
4779 | ((u32 *)&tstorm_client)[0]); |
4780 | REG_WR(bp, BAR_TSTRORM_INTMEM + | |
34f80b04 | 4781 | TSTORM_CLIENT_CONFIG_OFFSET(port, bp->fp[i].cl_id) + 4, |
49d66772 ET |
4782 | ((u32 *)&tstorm_client)[1]); |
4783 | } | |
4784 | ||
34f80b04 EG |
4785 | DP(BNX2X_MSG_OFF, "tstorm_client: 0x%08x 0x%08x\n", |
4786 | ((u32 *)&tstorm_client)[0], ((u32 *)&tstorm_client)[1]); | |
49d66772 ET |
4787 | } |
4788 | ||
a2fbb9ea ET |
4789 | static void bnx2x_set_storm_rx_mode(struct bnx2x *bp) |
4790 | { | |
a2fbb9ea | 4791 | struct tstorm_eth_mac_filter_config tstorm_mac_filter = {0}; |
34f80b04 EG |
4792 | int mode = bp->rx_mode; |
4793 | int mask = (1 << BP_L_ID(bp)); | |
4794 | int func = BP_FUNC(bp); | |
a2fbb9ea ET |
4795 | int i; |
4796 | ||
3196a88a | 4797 | DP(NETIF_MSG_IFUP, "rx mode %d mask 0x%x\n", mode, mask); |
a2fbb9ea ET |
4798 | |
4799 | switch (mode) { | |
4800 | case BNX2X_RX_MODE_NONE: /* no Rx */ | |
34f80b04 EG |
4801 | tstorm_mac_filter.ucast_drop_all = mask; |
4802 | tstorm_mac_filter.mcast_drop_all = mask; | |
4803 | tstorm_mac_filter.bcast_drop_all = mask; | |
a2fbb9ea | 4804 | break; |
356e2385 | 4805 | |
a2fbb9ea | 4806 | case BNX2X_RX_MODE_NORMAL: |
34f80b04 | 4807 | tstorm_mac_filter.bcast_accept_all = mask; |
a2fbb9ea | 4808 | break; |
356e2385 | 4809 | |
a2fbb9ea | 4810 | case BNX2X_RX_MODE_ALLMULTI: |
34f80b04 EG |
4811 | tstorm_mac_filter.mcast_accept_all = mask; |
4812 | tstorm_mac_filter.bcast_accept_all = mask; | |
a2fbb9ea | 4813 | break; |
356e2385 | 4814 | |
a2fbb9ea | 4815 | case BNX2X_RX_MODE_PROMISC: |
34f80b04 EG |
4816 | tstorm_mac_filter.ucast_accept_all = mask; |
4817 | tstorm_mac_filter.mcast_accept_all = mask; | |
4818 | tstorm_mac_filter.bcast_accept_all = mask; | |
a2fbb9ea | 4819 | break; |
356e2385 | 4820 | |
a2fbb9ea | 4821 | default: |
34f80b04 EG |
4822 | BNX2X_ERR("BAD rx mode (%d)\n", mode); |
4823 | break; | |
a2fbb9ea ET |
4824 | } |
4825 | ||
4826 | for (i = 0; i < sizeof(struct tstorm_eth_mac_filter_config)/4; i++) { | |
4827 | REG_WR(bp, BAR_TSTRORM_INTMEM + | |
34f80b04 | 4828 | TSTORM_MAC_FILTER_CONFIG_OFFSET(func) + i * 4, |
a2fbb9ea ET |
4829 | ((u32 *)&tstorm_mac_filter)[i]); |
4830 | ||
34f80b04 | 4831 | /* DP(NETIF_MSG_IFUP, "tstorm_mac_filter[%d]: 0x%08x\n", i, |
a2fbb9ea ET |
4832 | ((u32 *)&tstorm_mac_filter)[i]); */ |
4833 | } | |
a2fbb9ea | 4834 | |
49d66772 ET |
4835 | if (mode != BNX2X_RX_MODE_NONE) |
4836 | bnx2x_set_client_config(bp); | |
a2fbb9ea ET |
4837 | } |
4838 | ||
471de716 EG |
4839 | static void bnx2x_init_internal_common(struct bnx2x *bp) |
4840 | { | |
4841 | int i; | |
4842 | ||
3cdf1db7 YG |
4843 | if (bp->flags & TPA_ENABLE_FLAG) { |
4844 | struct tstorm_eth_tpa_exist tpa = {0}; | |
4845 | ||
4846 | tpa.tpa_exist = 1; | |
4847 | ||
4848 | REG_WR(bp, BAR_TSTRORM_INTMEM + TSTORM_TPA_EXIST_OFFSET, | |
4849 | ((u32 *)&tpa)[0]); | |
4850 | REG_WR(bp, BAR_TSTRORM_INTMEM + TSTORM_TPA_EXIST_OFFSET + 4, | |
4851 | ((u32 *)&tpa)[1]); | |
4852 | } | |
4853 | ||
471de716 EG |
4854 | /* Zero this manually as its initialization is |
4855 | currently missing in the initTool */ | |
4856 | for (i = 0; i < (USTORM_AGG_DATA_SIZE >> 2); i++) | |
4857 | REG_WR(bp, BAR_USTRORM_INTMEM + | |
4858 | USTORM_AGG_DATA_OFFSET + i * 4, 0); | |
4859 | } | |
4860 | ||
4861 | static void bnx2x_init_internal_port(struct bnx2x *bp) | |
4862 | { | |
4863 | int port = BP_PORT(bp); | |
4864 | ||
4865 | REG_WR(bp, BAR_USTRORM_INTMEM + USTORM_HC_BTR_OFFSET(port), BNX2X_BTR); | |
4866 | REG_WR(bp, BAR_CSTRORM_INTMEM + CSTORM_HC_BTR_OFFSET(port), BNX2X_BTR); | |
4867 | REG_WR(bp, BAR_TSTRORM_INTMEM + TSTORM_HC_BTR_OFFSET(port), BNX2X_BTR); | |
4868 | REG_WR(bp, BAR_XSTRORM_INTMEM + XSTORM_HC_BTR_OFFSET(port), BNX2X_BTR); | |
4869 | } | |
4870 | ||
8a1c38d1 EG |
4871 | /* Calculates the sum of vn_min_rates. |
4872 | It's needed for further normalizing of the min_rates. | |
4873 | Returns: | |
4874 | sum of vn_min_rates. | |
4875 | or | |
4876 | 0 - if all the min_rates are 0. | |
4877 | In the later case fainess algorithm should be deactivated. | |
4878 | If not all min_rates are zero then those that are zeroes will be set to 1. | |
4879 | */ | |
4880 | static void bnx2x_calc_vn_weight_sum(struct bnx2x *bp) | |
4881 | { | |
4882 | int all_zero = 1; | |
4883 | int port = BP_PORT(bp); | |
4884 | int vn; | |
4885 | ||
4886 | bp->vn_weight_sum = 0; | |
4887 | for (vn = VN_0; vn < E1HVN_MAX; vn++) { | |
4888 | int func = 2*vn + port; | |
4889 | u32 vn_cfg = | |
4890 | SHMEM_RD(bp, mf_cfg.func_mf_config[func].config); | |
4891 | u32 vn_min_rate = ((vn_cfg & FUNC_MF_CFG_MIN_BW_MASK) >> | |
4892 | FUNC_MF_CFG_MIN_BW_SHIFT) * 100; | |
4893 | ||
4894 | /* Skip hidden vns */ | |
4895 | if (vn_cfg & FUNC_MF_CFG_FUNC_HIDE) | |
4896 | continue; | |
4897 | ||
4898 | /* If min rate is zero - set it to 1 */ | |
4899 | if (!vn_min_rate) | |
4900 | vn_min_rate = DEF_MIN_RATE; | |
4901 | else | |
4902 | all_zero = 0; | |
4903 | ||
4904 | bp->vn_weight_sum += vn_min_rate; | |
4905 | } | |
4906 | ||
4907 | /* ... only if all min rates are zeros - disable fairness */ | |
4908 | if (all_zero) | |
4909 | bp->vn_weight_sum = 0; | |
4910 | } | |
4911 | ||
471de716 | 4912 | static void bnx2x_init_internal_func(struct bnx2x *bp) |
a2fbb9ea | 4913 | { |
a2fbb9ea ET |
4914 | struct tstorm_eth_function_common_config tstorm_config = {0}; |
4915 | struct stats_indication_flags stats_flags = {0}; | |
34f80b04 EG |
4916 | int port = BP_PORT(bp); |
4917 | int func = BP_FUNC(bp); | |
de832a55 EG |
4918 | int i, j; |
4919 | u32 offset; | |
471de716 | 4920 | u16 max_agg_size; |
a2fbb9ea ET |
4921 | |
4922 | if (is_multi(bp)) { | |
555f6c78 | 4923 | tstorm_config.config_flags = MULTI_FLAGS(bp); |
a2fbb9ea ET |
4924 | tstorm_config.rss_result_mask = MULTI_MASK; |
4925 | } | |
8d9c5f34 EG |
4926 | if (IS_E1HMF(bp)) |
4927 | tstorm_config.config_flags |= | |
4928 | TSTORM_ETH_FUNCTION_COMMON_CONFIG_E1HOV_IN_CAM; | |
a2fbb9ea | 4929 | |
34f80b04 EG |
4930 | tstorm_config.leading_client_id = BP_L_ID(bp); |
4931 | ||
a2fbb9ea | 4932 | REG_WR(bp, BAR_TSTRORM_INTMEM + |
34f80b04 | 4933 | TSTORM_FUNCTION_COMMON_CONFIG_OFFSET(func), |
a2fbb9ea ET |
4934 | (*(u32 *)&tstorm_config)); |
4935 | ||
c14423fe | 4936 | bp->rx_mode = BNX2X_RX_MODE_NONE; /* no rx until link is up */ |
a2fbb9ea ET |
4937 | bnx2x_set_storm_rx_mode(bp); |
4938 | ||
de832a55 EG |
4939 | for_each_queue(bp, i) { |
4940 | u8 cl_id = bp->fp[i].cl_id; | |
4941 | ||
4942 | /* reset xstorm per client statistics */ | |
4943 | offset = BAR_XSTRORM_INTMEM + | |
4944 | XSTORM_PER_COUNTER_ID_STATS_OFFSET(port, cl_id); | |
4945 | for (j = 0; | |
4946 | j < sizeof(struct xstorm_per_client_stats) / 4; j++) | |
4947 | REG_WR(bp, offset + j*4, 0); | |
4948 | ||
4949 | /* reset tstorm per client statistics */ | |
4950 | offset = BAR_TSTRORM_INTMEM + | |
4951 | TSTORM_PER_COUNTER_ID_STATS_OFFSET(port, cl_id); | |
4952 | for (j = 0; | |
4953 | j < sizeof(struct tstorm_per_client_stats) / 4; j++) | |
4954 | REG_WR(bp, offset + j*4, 0); | |
4955 | ||
4956 | /* reset ustorm per client statistics */ | |
4957 | offset = BAR_USTRORM_INTMEM + | |
4958 | USTORM_PER_COUNTER_ID_STATS_OFFSET(port, cl_id); | |
4959 | for (j = 0; | |
4960 | j < sizeof(struct ustorm_per_client_stats) / 4; j++) | |
4961 | REG_WR(bp, offset + j*4, 0); | |
66e855f3 YG |
4962 | } |
4963 | ||
4964 | /* Init statistics related context */ | |
34f80b04 | 4965 | stats_flags.collect_eth = 1; |
a2fbb9ea | 4966 | |
66e855f3 | 4967 | REG_WR(bp, BAR_XSTRORM_INTMEM + XSTORM_STATS_FLAGS_OFFSET(func), |
a2fbb9ea | 4968 | ((u32 *)&stats_flags)[0]); |
66e855f3 | 4969 | REG_WR(bp, BAR_XSTRORM_INTMEM + XSTORM_STATS_FLAGS_OFFSET(func) + 4, |
a2fbb9ea ET |
4970 | ((u32 *)&stats_flags)[1]); |
4971 | ||
66e855f3 | 4972 | REG_WR(bp, BAR_TSTRORM_INTMEM + TSTORM_STATS_FLAGS_OFFSET(func), |
a2fbb9ea | 4973 | ((u32 *)&stats_flags)[0]); |
66e855f3 | 4974 | REG_WR(bp, BAR_TSTRORM_INTMEM + TSTORM_STATS_FLAGS_OFFSET(func) + 4, |
a2fbb9ea ET |
4975 | ((u32 *)&stats_flags)[1]); |
4976 | ||
de832a55 EG |
4977 | REG_WR(bp, BAR_USTRORM_INTMEM + USTORM_STATS_FLAGS_OFFSET(func), |
4978 | ((u32 *)&stats_flags)[0]); | |
4979 | REG_WR(bp, BAR_USTRORM_INTMEM + USTORM_STATS_FLAGS_OFFSET(func) + 4, | |
4980 | ((u32 *)&stats_flags)[1]); | |
4981 | ||
66e855f3 | 4982 | REG_WR(bp, BAR_CSTRORM_INTMEM + CSTORM_STATS_FLAGS_OFFSET(func), |
a2fbb9ea | 4983 | ((u32 *)&stats_flags)[0]); |
66e855f3 | 4984 | REG_WR(bp, BAR_CSTRORM_INTMEM + CSTORM_STATS_FLAGS_OFFSET(func) + 4, |
a2fbb9ea ET |
4985 | ((u32 *)&stats_flags)[1]); |
4986 | ||
66e855f3 YG |
4987 | REG_WR(bp, BAR_XSTRORM_INTMEM + |
4988 | XSTORM_ETH_STATS_QUERY_ADDR_OFFSET(func), | |
4989 | U64_LO(bnx2x_sp_mapping(bp, fw_stats))); | |
4990 | REG_WR(bp, BAR_XSTRORM_INTMEM + | |
4991 | XSTORM_ETH_STATS_QUERY_ADDR_OFFSET(func) + 4, | |
4992 | U64_HI(bnx2x_sp_mapping(bp, fw_stats))); | |
4993 | ||
4994 | REG_WR(bp, BAR_TSTRORM_INTMEM + | |
4995 | TSTORM_ETH_STATS_QUERY_ADDR_OFFSET(func), | |
4996 | U64_LO(bnx2x_sp_mapping(bp, fw_stats))); | |
4997 | REG_WR(bp, BAR_TSTRORM_INTMEM + | |
4998 | TSTORM_ETH_STATS_QUERY_ADDR_OFFSET(func) + 4, | |
4999 | U64_HI(bnx2x_sp_mapping(bp, fw_stats))); | |
34f80b04 | 5000 | |
de832a55 EG |
5001 | REG_WR(bp, BAR_USTRORM_INTMEM + |
5002 | USTORM_ETH_STATS_QUERY_ADDR_OFFSET(func), | |
5003 | U64_LO(bnx2x_sp_mapping(bp, fw_stats))); | |
5004 | REG_WR(bp, BAR_USTRORM_INTMEM + | |
5005 | USTORM_ETH_STATS_QUERY_ADDR_OFFSET(func) + 4, | |
5006 | U64_HI(bnx2x_sp_mapping(bp, fw_stats))); | |
5007 | ||
34f80b04 EG |
5008 | if (CHIP_IS_E1H(bp)) { |
5009 | REG_WR8(bp, BAR_XSTRORM_INTMEM + XSTORM_FUNCTION_MODE_OFFSET, | |
5010 | IS_E1HMF(bp)); | |
5011 | REG_WR8(bp, BAR_TSTRORM_INTMEM + TSTORM_FUNCTION_MODE_OFFSET, | |
5012 | IS_E1HMF(bp)); | |
5013 | REG_WR8(bp, BAR_CSTRORM_INTMEM + CSTORM_FUNCTION_MODE_OFFSET, | |
5014 | IS_E1HMF(bp)); | |
5015 | REG_WR8(bp, BAR_USTRORM_INTMEM + USTORM_FUNCTION_MODE_OFFSET, | |
5016 | IS_E1HMF(bp)); | |
5017 | ||
7a9b2557 VZ |
5018 | REG_WR16(bp, BAR_XSTRORM_INTMEM + XSTORM_E1HOV_OFFSET(func), |
5019 | bp->e1hov); | |
34f80b04 EG |
5020 | } |
5021 | ||
4f40f2cb EG |
5022 | /* Init CQ ring mapping and aggregation size, the FW limit is 8 frags */ |
5023 | max_agg_size = | |
5024 | min((u32)(min((u32)8, (u32)MAX_SKB_FRAGS) * | |
5025 | SGE_PAGE_SIZE * PAGES_PER_SGE), | |
5026 | (u32)0xffff); | |
555f6c78 | 5027 | for_each_rx_queue(bp, i) { |
7a9b2557 | 5028 | struct bnx2x_fastpath *fp = &bp->fp[i]; |
7a9b2557 VZ |
5029 | |
5030 | REG_WR(bp, BAR_USTRORM_INTMEM + | |
0626b899 | 5031 | USTORM_CQE_PAGE_BASE_OFFSET(port, fp->cl_id), |
7a9b2557 VZ |
5032 | U64_LO(fp->rx_comp_mapping)); |
5033 | REG_WR(bp, BAR_USTRORM_INTMEM + | |
0626b899 | 5034 | USTORM_CQE_PAGE_BASE_OFFSET(port, fp->cl_id) + 4, |
7a9b2557 VZ |
5035 | U64_HI(fp->rx_comp_mapping)); |
5036 | ||
7a9b2557 | 5037 | REG_WR16(bp, BAR_USTRORM_INTMEM + |
0626b899 | 5038 | USTORM_MAX_AGG_SIZE_OFFSET(port, fp->cl_id), |
7a9b2557 VZ |
5039 | max_agg_size); |
5040 | } | |
8a1c38d1 | 5041 | |
1c06328c EG |
5042 | /* dropless flow control */ |
5043 | if (CHIP_IS_E1H(bp)) { | |
5044 | struct ustorm_eth_rx_pause_data_e1h rx_pause = {0}; | |
5045 | ||
5046 | rx_pause.bd_thr_low = 250; | |
5047 | rx_pause.cqe_thr_low = 250; | |
5048 | rx_pause.cos = 1; | |
5049 | rx_pause.sge_thr_low = 0; | |
5050 | rx_pause.bd_thr_high = 350; | |
5051 | rx_pause.cqe_thr_high = 350; | |
5052 | rx_pause.sge_thr_high = 0; | |
5053 | ||
5054 | for_each_rx_queue(bp, i) { | |
5055 | struct bnx2x_fastpath *fp = &bp->fp[i]; | |
5056 | ||
5057 | if (!fp->disable_tpa) { | |
5058 | rx_pause.sge_thr_low = 150; | |
5059 | rx_pause.sge_thr_high = 250; | |
5060 | } | |
5061 | ||
5062 | ||
5063 | offset = BAR_USTRORM_INTMEM + | |
5064 | USTORM_ETH_RING_PAUSE_DATA_OFFSET(port, | |
5065 | fp->cl_id); | |
5066 | for (j = 0; | |
5067 | j < sizeof(struct ustorm_eth_rx_pause_data_e1h)/4; | |
5068 | j++) | |
5069 | REG_WR(bp, offset + j*4, | |
5070 | ((u32 *)&rx_pause)[j]); | |
5071 | } | |
5072 | } | |
5073 | ||
8a1c38d1 EG |
5074 | memset(&(bp->cmng), 0, sizeof(struct cmng_struct_per_port)); |
5075 | ||
5076 | /* Init rate shaping and fairness contexts */ | |
5077 | if (IS_E1HMF(bp)) { | |
5078 | int vn; | |
5079 | ||
5080 | /* During init there is no active link | |
5081 | Until link is up, set link rate to 10Gbps */ | |
5082 | bp->link_vars.line_speed = SPEED_10000; | |
5083 | bnx2x_init_port_minmax(bp); | |
5084 | ||
5085 | bnx2x_calc_vn_weight_sum(bp); | |
5086 | ||
5087 | for (vn = VN_0; vn < E1HVN_MAX; vn++) | |
5088 | bnx2x_init_vn_minmax(bp, 2*vn + port); | |
5089 | ||
5090 | /* Enable rate shaping and fairness */ | |
5091 | bp->cmng.flags.cmng_enables = | |
5092 | CMNG_FLAGS_PER_PORT_RATE_SHAPING_VN; | |
5093 | if (bp->vn_weight_sum) | |
5094 | bp->cmng.flags.cmng_enables |= | |
5095 | CMNG_FLAGS_PER_PORT_FAIRNESS_VN; | |
5096 | else | |
5097 | DP(NETIF_MSG_IFUP, "All MIN values are zeroes" | |
5098 | " fairness will be disabled\n"); | |
5099 | } else { | |
5100 | /* rate shaping and fairness are disabled */ | |
5101 | DP(NETIF_MSG_IFUP, | |
5102 | "single function mode minmax will be disabled\n"); | |
5103 | } | |
5104 | ||
5105 | ||
5106 | /* Store it to internal memory */ | |
5107 | if (bp->port.pmf) | |
5108 | for (i = 0; i < sizeof(struct cmng_struct_per_port) / 4; i++) | |
5109 | REG_WR(bp, BAR_XSTRORM_INTMEM + | |
5110 | XSTORM_CMNG_PER_PORT_VARS_OFFSET(port) + i * 4, | |
5111 | ((u32 *)(&bp->cmng))[i]); | |
a2fbb9ea ET |
5112 | } |
5113 | ||
471de716 EG |
5114 | static void bnx2x_init_internal(struct bnx2x *bp, u32 load_code) |
5115 | { | |
5116 | switch (load_code) { | |
5117 | case FW_MSG_CODE_DRV_LOAD_COMMON: | |
5118 | bnx2x_init_internal_common(bp); | |
5119 | /* no break */ | |
5120 | ||
5121 | case FW_MSG_CODE_DRV_LOAD_PORT: | |
5122 | bnx2x_init_internal_port(bp); | |
5123 | /* no break */ | |
5124 | ||
5125 | case FW_MSG_CODE_DRV_LOAD_FUNCTION: | |
5126 | bnx2x_init_internal_func(bp); | |
5127 | break; | |
5128 | ||
5129 | default: | |
5130 | BNX2X_ERR("Unknown load_code (0x%x) from MCP\n", load_code); | |
5131 | break; | |
5132 | } | |
5133 | } | |
5134 | ||
5135 | static void bnx2x_nic_init(struct bnx2x *bp, u32 load_code) | |
a2fbb9ea ET |
5136 | { |
5137 | int i; | |
5138 | ||
5139 | for_each_queue(bp, i) { | |
5140 | struct bnx2x_fastpath *fp = &bp->fp[i]; | |
5141 | ||
34f80b04 | 5142 | fp->bp = bp; |
a2fbb9ea | 5143 | fp->state = BNX2X_FP_STATE_CLOSED; |
a2fbb9ea | 5144 | fp->index = i; |
34f80b04 EG |
5145 | fp->cl_id = BP_L_ID(bp) + i; |
5146 | fp->sb_id = fp->cl_id; | |
5147 | DP(NETIF_MSG_IFUP, | |
f5372251 EG |
5148 | "queue[%d]: bnx2x_init_sb(%p,%p) cl_id %d sb %d\n", |
5149 | i, bp, fp->status_blk, fp->cl_id, fp->sb_id); | |
5c862848 | 5150 | bnx2x_init_sb(bp, fp->status_blk, fp->status_blk_mapping, |
0626b899 | 5151 | fp->sb_id); |
5c862848 | 5152 | bnx2x_update_fpsb_idx(fp); |
a2fbb9ea ET |
5153 | } |
5154 | ||
16119785 EG |
5155 | /* ensure status block indices were read */ |
5156 | rmb(); | |
5157 | ||
5158 | ||
5c862848 EG |
5159 | bnx2x_init_def_sb(bp, bp->def_status_blk, bp->def_status_blk_mapping, |
5160 | DEF_SB_ID); | |
5161 | bnx2x_update_dsb_idx(bp); | |
a2fbb9ea ET |
5162 | bnx2x_update_coalesce(bp); |
5163 | bnx2x_init_rx_rings(bp); | |
5164 | bnx2x_init_tx_ring(bp); | |
5165 | bnx2x_init_sp_ring(bp); | |
5166 | bnx2x_init_context(bp); | |
471de716 | 5167 | bnx2x_init_internal(bp, load_code); |
a2fbb9ea | 5168 | bnx2x_init_ind_table(bp); |
0ef00459 EG |
5169 | bnx2x_stats_init(bp); |
5170 | ||
5171 | /* At this point, we are ready for interrupts */ | |
5172 | atomic_set(&bp->intr_sem, 0); | |
5173 | ||
5174 | /* flush all before enabling interrupts */ | |
5175 | mb(); | |
5176 | mmiowb(); | |
5177 | ||
615f8fd9 | 5178 | bnx2x_int_enable(bp); |
a2fbb9ea ET |
5179 | } |
5180 | ||
5181 | /* end of nic init */ | |
5182 | ||
5183 | /* | |
5184 | * gzip service functions | |
5185 | */ | |
5186 | ||
5187 | static int bnx2x_gunzip_init(struct bnx2x *bp) | |
5188 | { | |
5189 | bp->gunzip_buf = pci_alloc_consistent(bp->pdev, FW_BUF_SIZE, | |
5190 | &bp->gunzip_mapping); | |
5191 | if (bp->gunzip_buf == NULL) | |
5192 | goto gunzip_nomem1; | |
5193 | ||
5194 | bp->strm = kmalloc(sizeof(*bp->strm), GFP_KERNEL); | |
5195 | if (bp->strm == NULL) | |
5196 | goto gunzip_nomem2; | |
5197 | ||
5198 | bp->strm->workspace = kmalloc(zlib_inflate_workspacesize(), | |
5199 | GFP_KERNEL); | |
5200 | if (bp->strm->workspace == NULL) | |
5201 | goto gunzip_nomem3; | |
5202 | ||
5203 | return 0; | |
5204 | ||
5205 | gunzip_nomem3: | |
5206 | kfree(bp->strm); | |
5207 | bp->strm = NULL; | |
5208 | ||
5209 | gunzip_nomem2: | |
5210 | pci_free_consistent(bp->pdev, FW_BUF_SIZE, bp->gunzip_buf, | |
5211 | bp->gunzip_mapping); | |
5212 | bp->gunzip_buf = NULL; | |
5213 | ||
5214 | gunzip_nomem1: | |
5215 | printk(KERN_ERR PFX "%s: Cannot allocate firmware buffer for" | |
34f80b04 | 5216 | " un-compression\n", bp->dev->name); |
a2fbb9ea ET |
5217 | return -ENOMEM; |
5218 | } | |
5219 | ||
5220 | static void bnx2x_gunzip_end(struct bnx2x *bp) | |
5221 | { | |
5222 | kfree(bp->strm->workspace); | |
5223 | ||
5224 | kfree(bp->strm); | |
5225 | bp->strm = NULL; | |
5226 | ||
5227 | if (bp->gunzip_buf) { | |
5228 | pci_free_consistent(bp->pdev, FW_BUF_SIZE, bp->gunzip_buf, | |
5229 | bp->gunzip_mapping); | |
5230 | bp->gunzip_buf = NULL; | |
5231 | } | |
5232 | } | |
5233 | ||
5234 | static int bnx2x_gunzip(struct bnx2x *bp, u8 *zbuf, int len) | |
5235 | { | |
5236 | int n, rc; | |
5237 | ||
5238 | /* check gzip header */ | |
5239 | if ((zbuf[0] != 0x1f) || (zbuf[1] != 0x8b) || (zbuf[2] != Z_DEFLATED)) | |
5240 | return -EINVAL; | |
5241 | ||
5242 | n = 10; | |
5243 | ||
34f80b04 | 5244 | #define FNAME 0x8 |
a2fbb9ea ET |
5245 | |
5246 | if (zbuf[3] & FNAME) | |
5247 | while ((zbuf[n++] != 0) && (n < len)); | |
5248 | ||
5249 | bp->strm->next_in = zbuf + n; | |
5250 | bp->strm->avail_in = len - n; | |
5251 | bp->strm->next_out = bp->gunzip_buf; | |
5252 | bp->strm->avail_out = FW_BUF_SIZE; | |
5253 | ||
5254 | rc = zlib_inflateInit2(bp->strm, -MAX_WBITS); | |
5255 | if (rc != Z_OK) | |
5256 | return rc; | |
5257 | ||
5258 | rc = zlib_inflate(bp->strm, Z_FINISH); | |
5259 | if ((rc != Z_OK) && (rc != Z_STREAM_END)) | |
5260 | printk(KERN_ERR PFX "%s: Firmware decompression error: %s\n", | |
5261 | bp->dev->name, bp->strm->msg); | |
5262 | ||
5263 | bp->gunzip_outlen = (FW_BUF_SIZE - bp->strm->avail_out); | |
5264 | if (bp->gunzip_outlen & 0x3) | |
5265 | printk(KERN_ERR PFX "%s: Firmware decompression error:" | |
5266 | " gunzip_outlen (%d) not aligned\n", | |
5267 | bp->dev->name, bp->gunzip_outlen); | |
5268 | bp->gunzip_outlen >>= 2; | |
5269 | ||
5270 | zlib_inflateEnd(bp->strm); | |
5271 | ||
5272 | if (rc == Z_STREAM_END) | |
5273 | return 0; | |
5274 | ||
5275 | return rc; | |
5276 | } | |
5277 | ||
5278 | /* nic load/unload */ | |
5279 | ||
5280 | /* | |
34f80b04 | 5281 | * General service functions |
a2fbb9ea ET |
5282 | */ |
5283 | ||
5284 | /* send a NIG loopback debug packet */ | |
5285 | static void bnx2x_lb_pckt(struct bnx2x *bp) | |
5286 | { | |
a2fbb9ea | 5287 | u32 wb_write[3]; |
a2fbb9ea ET |
5288 | |
5289 | /* Ethernet source and destination addresses */ | |
a2fbb9ea ET |
5290 | wb_write[0] = 0x55555555; |
5291 | wb_write[1] = 0x55555555; | |
34f80b04 | 5292 | wb_write[2] = 0x20; /* SOP */ |
a2fbb9ea | 5293 | REG_WR_DMAE(bp, NIG_REG_DEBUG_PACKET_LB, wb_write, 3); |
a2fbb9ea ET |
5294 | |
5295 | /* NON-IP protocol */ | |
a2fbb9ea ET |
5296 | wb_write[0] = 0x09000000; |
5297 | wb_write[1] = 0x55555555; | |
34f80b04 | 5298 | wb_write[2] = 0x10; /* EOP, eop_bvalid = 0 */ |
a2fbb9ea | 5299 | REG_WR_DMAE(bp, NIG_REG_DEBUG_PACKET_LB, wb_write, 3); |
a2fbb9ea ET |
5300 | } |
5301 | ||
5302 | /* some of the internal memories | |
5303 | * are not directly readable from the driver | |
5304 | * to test them we send debug packets | |
5305 | */ | |
5306 | static int bnx2x_int_mem_test(struct bnx2x *bp) | |
5307 | { | |
5308 | int factor; | |
5309 | int count, i; | |
5310 | u32 val = 0; | |
5311 | ||
ad8d3948 | 5312 | if (CHIP_REV_IS_FPGA(bp)) |
a2fbb9ea | 5313 | factor = 120; |
ad8d3948 EG |
5314 | else if (CHIP_REV_IS_EMUL(bp)) |
5315 | factor = 200; | |
5316 | else | |
a2fbb9ea | 5317 | factor = 1; |
a2fbb9ea ET |
5318 | |
5319 | DP(NETIF_MSG_HW, "start part1\n"); | |
5320 | ||
5321 | /* Disable inputs of parser neighbor blocks */ | |
5322 | REG_WR(bp, TSDM_REG_ENABLE_IN1, 0x0); | |
5323 | REG_WR(bp, TCM_REG_PRS_IFEN, 0x0); | |
5324 | REG_WR(bp, CFC_REG_DEBUG0, 0x1); | |
3196a88a | 5325 | REG_WR(bp, NIG_REG_PRS_REQ_IN_EN, 0x0); |
a2fbb9ea ET |
5326 | |
5327 | /* Write 0 to parser credits for CFC search request */ | |
5328 | REG_WR(bp, PRS_REG_CFC_SEARCH_INITIAL_CREDIT, 0x0); | |
5329 | ||
5330 | /* send Ethernet packet */ | |
5331 | bnx2x_lb_pckt(bp); | |
5332 | ||
5333 | /* TODO do i reset NIG statistic? */ | |
5334 | /* Wait until NIG register shows 1 packet of size 0x10 */ | |
5335 | count = 1000 * factor; | |
5336 | while (count) { | |
34f80b04 | 5337 | |
a2fbb9ea ET |
5338 | bnx2x_read_dmae(bp, NIG_REG_STAT2_BRB_OCTET, 2); |
5339 | val = *bnx2x_sp(bp, wb_data[0]); | |
a2fbb9ea ET |
5340 | if (val == 0x10) |
5341 | break; | |
5342 | ||
5343 | msleep(10); | |
5344 | count--; | |
5345 | } | |
5346 | if (val != 0x10) { | |
5347 | BNX2X_ERR("NIG timeout val = 0x%x\n", val); | |
5348 | return -1; | |
5349 | } | |
5350 | ||
5351 | /* Wait until PRS register shows 1 packet */ | |
5352 | count = 1000 * factor; | |
5353 | while (count) { | |
5354 | val = REG_RD(bp, PRS_REG_NUM_OF_PACKETS); | |
a2fbb9ea ET |
5355 | if (val == 1) |
5356 | break; | |
5357 | ||
5358 | msleep(10); | |
5359 | count--; | |
5360 | } | |
5361 | if (val != 0x1) { | |
5362 | BNX2X_ERR("PRS timeout val = 0x%x\n", val); | |
5363 | return -2; | |
5364 | } | |
5365 | ||
5366 | /* Reset and init BRB, PRS */ | |
34f80b04 | 5367 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_CLEAR, 0x03); |
a2fbb9ea | 5368 | msleep(50); |
34f80b04 | 5369 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_SET, 0x03); |
a2fbb9ea ET |
5370 | msleep(50); |
5371 | bnx2x_init_block(bp, BRB1_COMMON_START, BRB1_COMMON_END); | |
5372 | bnx2x_init_block(bp, PRS_COMMON_START, PRS_COMMON_END); | |
5373 | ||
5374 | DP(NETIF_MSG_HW, "part2\n"); | |
5375 | ||
5376 | /* Disable inputs of parser neighbor blocks */ | |
5377 | REG_WR(bp, TSDM_REG_ENABLE_IN1, 0x0); | |
5378 | REG_WR(bp, TCM_REG_PRS_IFEN, 0x0); | |
5379 | REG_WR(bp, CFC_REG_DEBUG0, 0x1); | |
3196a88a | 5380 | REG_WR(bp, NIG_REG_PRS_REQ_IN_EN, 0x0); |
a2fbb9ea ET |
5381 | |
5382 | /* Write 0 to parser credits for CFC search request */ | |
5383 | REG_WR(bp, PRS_REG_CFC_SEARCH_INITIAL_CREDIT, 0x0); | |
5384 | ||
5385 | /* send 10 Ethernet packets */ | |
5386 | for (i = 0; i < 10; i++) | |
5387 | bnx2x_lb_pckt(bp); | |
5388 | ||
5389 | /* Wait until NIG register shows 10 + 1 | |
5390 | packets of size 11*0x10 = 0xb0 */ | |
5391 | count = 1000 * factor; | |
5392 | while (count) { | |
34f80b04 | 5393 | |
a2fbb9ea ET |
5394 | bnx2x_read_dmae(bp, NIG_REG_STAT2_BRB_OCTET, 2); |
5395 | val = *bnx2x_sp(bp, wb_data[0]); | |
a2fbb9ea ET |
5396 | if (val == 0xb0) |
5397 | break; | |
5398 | ||
5399 | msleep(10); | |
5400 | count--; | |
5401 | } | |
5402 | if (val != 0xb0) { | |
5403 | BNX2X_ERR("NIG timeout val = 0x%x\n", val); | |
5404 | return -3; | |
5405 | } | |
5406 | ||
5407 | /* Wait until PRS register shows 2 packets */ | |
5408 | val = REG_RD(bp, PRS_REG_NUM_OF_PACKETS); | |
5409 | if (val != 2) | |
5410 | BNX2X_ERR("PRS timeout val = 0x%x\n", val); | |
5411 | ||
5412 | /* Write 1 to parser credits for CFC search request */ | |
5413 | REG_WR(bp, PRS_REG_CFC_SEARCH_INITIAL_CREDIT, 0x1); | |
5414 | ||
5415 | /* Wait until PRS register shows 3 packets */ | |
5416 | msleep(10 * factor); | |
5417 | /* Wait until NIG register shows 1 packet of size 0x10 */ | |
5418 | val = REG_RD(bp, PRS_REG_NUM_OF_PACKETS); | |
5419 | if (val != 3) | |
5420 | BNX2X_ERR("PRS timeout val = 0x%x\n", val); | |
5421 | ||
5422 | /* clear NIG EOP FIFO */ | |
5423 | for (i = 0; i < 11; i++) | |
5424 | REG_RD(bp, NIG_REG_INGRESS_EOP_LB_FIFO); | |
5425 | val = REG_RD(bp, NIG_REG_INGRESS_EOP_LB_EMPTY); | |
5426 | if (val != 1) { | |
5427 | BNX2X_ERR("clear of NIG failed\n"); | |
5428 | return -4; | |
5429 | } | |
5430 | ||
5431 | /* Reset and init BRB, PRS, NIG */ | |
5432 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_CLEAR, 0x03); | |
5433 | msleep(50); | |
5434 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_SET, 0x03); | |
5435 | msleep(50); | |
5436 | bnx2x_init_block(bp, BRB1_COMMON_START, BRB1_COMMON_END); | |
5437 | bnx2x_init_block(bp, PRS_COMMON_START, PRS_COMMON_END); | |
5438 | #ifndef BCM_ISCSI | |
5439 | /* set NIC mode */ | |
5440 | REG_WR(bp, PRS_REG_NIC_MODE, 1); | |
5441 | #endif | |
5442 | ||
5443 | /* Enable inputs of parser neighbor blocks */ | |
5444 | REG_WR(bp, TSDM_REG_ENABLE_IN1, 0x7fffffff); | |
5445 | REG_WR(bp, TCM_REG_PRS_IFEN, 0x1); | |
5446 | REG_WR(bp, CFC_REG_DEBUG0, 0x0); | |
3196a88a | 5447 | REG_WR(bp, NIG_REG_PRS_REQ_IN_EN, 0x1); |
a2fbb9ea ET |
5448 | |
5449 | DP(NETIF_MSG_HW, "done\n"); | |
5450 | ||
5451 | return 0; /* OK */ | |
5452 | } | |
5453 | ||
5454 | static void enable_blocks_attention(struct bnx2x *bp) | |
5455 | { | |
5456 | REG_WR(bp, PXP_REG_PXP_INT_MASK_0, 0); | |
5457 | REG_WR(bp, PXP_REG_PXP_INT_MASK_1, 0); | |
5458 | REG_WR(bp, DORQ_REG_DORQ_INT_MASK, 0); | |
5459 | REG_WR(bp, CFC_REG_CFC_INT_MASK, 0); | |
5460 | REG_WR(bp, QM_REG_QM_INT_MASK, 0); | |
5461 | REG_WR(bp, TM_REG_TM_INT_MASK, 0); | |
5462 | REG_WR(bp, XSDM_REG_XSDM_INT_MASK_0, 0); | |
5463 | REG_WR(bp, XSDM_REG_XSDM_INT_MASK_1, 0); | |
5464 | REG_WR(bp, XCM_REG_XCM_INT_MASK, 0); | |
34f80b04 EG |
5465 | /* REG_WR(bp, XSEM_REG_XSEM_INT_MASK_0, 0); */ |
5466 | /* REG_WR(bp, XSEM_REG_XSEM_INT_MASK_1, 0); */ | |
a2fbb9ea ET |
5467 | REG_WR(bp, USDM_REG_USDM_INT_MASK_0, 0); |
5468 | REG_WR(bp, USDM_REG_USDM_INT_MASK_1, 0); | |
5469 | REG_WR(bp, UCM_REG_UCM_INT_MASK, 0); | |
34f80b04 EG |
5470 | /* REG_WR(bp, USEM_REG_USEM_INT_MASK_0, 0); */ |
5471 | /* REG_WR(bp, USEM_REG_USEM_INT_MASK_1, 0); */ | |
a2fbb9ea ET |
5472 | REG_WR(bp, GRCBASE_UPB + PB_REG_PB_INT_MASK, 0); |
5473 | REG_WR(bp, CSDM_REG_CSDM_INT_MASK_0, 0); | |
5474 | REG_WR(bp, CSDM_REG_CSDM_INT_MASK_1, 0); | |
5475 | REG_WR(bp, CCM_REG_CCM_INT_MASK, 0); | |
34f80b04 EG |
5476 | /* REG_WR(bp, CSEM_REG_CSEM_INT_MASK_0, 0); */ |
5477 | /* REG_WR(bp, CSEM_REG_CSEM_INT_MASK_1, 0); */ | |
5478 | if (CHIP_REV_IS_FPGA(bp)) | |
5479 | REG_WR(bp, PXP2_REG_PXP2_INT_MASK_0, 0x580000); | |
5480 | else | |
5481 | REG_WR(bp, PXP2_REG_PXP2_INT_MASK_0, 0x480000); | |
a2fbb9ea ET |
5482 | REG_WR(bp, TSDM_REG_TSDM_INT_MASK_0, 0); |
5483 | REG_WR(bp, TSDM_REG_TSDM_INT_MASK_1, 0); | |
5484 | REG_WR(bp, TCM_REG_TCM_INT_MASK, 0); | |
34f80b04 EG |
5485 | /* REG_WR(bp, TSEM_REG_TSEM_INT_MASK_0, 0); */ |
5486 | /* REG_WR(bp, TSEM_REG_TSEM_INT_MASK_1, 0); */ | |
a2fbb9ea ET |
5487 | REG_WR(bp, CDU_REG_CDU_INT_MASK, 0); |
5488 | REG_WR(bp, DMAE_REG_DMAE_INT_MASK, 0); | |
34f80b04 EG |
5489 | /* REG_WR(bp, MISC_REG_MISC_INT_MASK, 0); */ |
5490 | REG_WR(bp, PBF_REG_PBF_INT_MASK, 0X18); /* bit 3,4 masked */ | |
a2fbb9ea ET |
5491 | } |
5492 | ||
34f80b04 | 5493 | |
81f75bbf EG |
5494 | static void bnx2x_reset_common(struct bnx2x *bp) |
5495 | { | |
5496 | /* reset_common */ | |
5497 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_CLEAR, | |
5498 | 0xd3ffff7f); | |
5499 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_CLEAR, 0x1403); | |
5500 | } | |
5501 | ||
34f80b04 | 5502 | static int bnx2x_init_common(struct bnx2x *bp) |
a2fbb9ea | 5503 | { |
a2fbb9ea | 5504 | u32 val, i; |
a2fbb9ea | 5505 | |
34f80b04 | 5506 | DP(BNX2X_MSG_MCP, "starting common init func %d\n", BP_FUNC(bp)); |
a2fbb9ea | 5507 | |
81f75bbf | 5508 | bnx2x_reset_common(bp); |
34f80b04 EG |
5509 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_SET, 0xffffffff); |
5510 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_SET, 0xfffc); | |
a2fbb9ea | 5511 | |
34f80b04 EG |
5512 | bnx2x_init_block(bp, MISC_COMMON_START, MISC_COMMON_END); |
5513 | if (CHIP_IS_E1H(bp)) | |
5514 | REG_WR(bp, MISC_REG_E1HMF_MODE, IS_E1HMF(bp)); | |
a2fbb9ea | 5515 | |
34f80b04 EG |
5516 | REG_WR(bp, MISC_REG_LCPLL_CTRL_REG_2, 0x100); |
5517 | msleep(30); | |
5518 | REG_WR(bp, MISC_REG_LCPLL_CTRL_REG_2, 0x0); | |
a2fbb9ea | 5519 | |
34f80b04 EG |
5520 | bnx2x_init_block(bp, PXP_COMMON_START, PXP_COMMON_END); |
5521 | if (CHIP_IS_E1(bp)) { | |
5522 | /* enable HW interrupt from PXP on USDM overflow | |
5523 | bit 16 on INT_MASK_0 */ | |
5524 | REG_WR(bp, PXP_REG_PXP_INT_MASK_0, 0); | |
5525 | } | |
a2fbb9ea | 5526 | |
34f80b04 EG |
5527 | bnx2x_init_block(bp, PXP2_COMMON_START, PXP2_COMMON_END); |
5528 | bnx2x_init_pxp(bp); | |
a2fbb9ea ET |
5529 | |
5530 | #ifdef __BIG_ENDIAN | |
34f80b04 EG |
5531 | REG_WR(bp, PXP2_REG_RQ_QM_ENDIAN_M, 1); |
5532 | REG_WR(bp, PXP2_REG_RQ_TM_ENDIAN_M, 1); | |
5533 | REG_WR(bp, PXP2_REG_RQ_SRC_ENDIAN_M, 1); | |
5534 | REG_WR(bp, PXP2_REG_RQ_CDU_ENDIAN_M, 1); | |
5535 | REG_WR(bp, PXP2_REG_RQ_DBG_ENDIAN_M, 1); | |
8badd27a EG |
5536 | /* make sure this value is 0 */ |
5537 | REG_WR(bp, PXP2_REG_RQ_HC_ENDIAN_M, 0); | |
34f80b04 EG |
5538 | |
5539 | /* REG_WR(bp, PXP2_REG_RD_PBF_SWAP_MODE, 1); */ | |
5540 | REG_WR(bp, PXP2_REG_RD_QM_SWAP_MODE, 1); | |
5541 | REG_WR(bp, PXP2_REG_RD_TM_SWAP_MODE, 1); | |
5542 | REG_WR(bp, PXP2_REG_RD_SRC_SWAP_MODE, 1); | |
5543 | REG_WR(bp, PXP2_REG_RD_CDURD_SWAP_MODE, 1); | |
a2fbb9ea ET |
5544 | #endif |
5545 | ||
34f80b04 | 5546 | REG_WR(bp, PXP2_REG_RQ_CDU_P_SIZE, 2); |
a2fbb9ea | 5547 | #ifdef BCM_ISCSI |
34f80b04 EG |
5548 | REG_WR(bp, PXP2_REG_RQ_TM_P_SIZE, 5); |
5549 | REG_WR(bp, PXP2_REG_RQ_QM_P_SIZE, 5); | |
5550 | REG_WR(bp, PXP2_REG_RQ_SRC_P_SIZE, 5); | |
a2fbb9ea ET |
5551 | #endif |
5552 | ||
34f80b04 EG |
5553 | if (CHIP_REV_IS_FPGA(bp) && CHIP_IS_E1H(bp)) |
5554 | REG_WR(bp, PXP2_REG_PGL_TAGS_LIMIT, 0x1); | |
a2fbb9ea | 5555 | |
34f80b04 EG |
5556 | /* let the HW do it's magic ... */ |
5557 | msleep(100); | |
5558 | /* finish PXP init */ | |
5559 | val = REG_RD(bp, PXP2_REG_RQ_CFG_DONE); | |
5560 | if (val != 1) { | |
5561 | BNX2X_ERR("PXP2 CFG failed\n"); | |
5562 | return -EBUSY; | |
5563 | } | |
5564 | val = REG_RD(bp, PXP2_REG_RD_INIT_DONE); | |
5565 | if (val != 1) { | |
5566 | BNX2X_ERR("PXP2 RD_INIT failed\n"); | |
5567 | return -EBUSY; | |
5568 | } | |
a2fbb9ea | 5569 | |
34f80b04 EG |
5570 | REG_WR(bp, PXP2_REG_RQ_DISABLE_INPUTS, 0); |
5571 | REG_WR(bp, PXP2_REG_RD_DISABLE_INPUTS, 0); | |
a2fbb9ea | 5572 | |
34f80b04 | 5573 | bnx2x_init_block(bp, DMAE_COMMON_START, DMAE_COMMON_END); |
a2fbb9ea | 5574 | |
34f80b04 EG |
5575 | /* clean the DMAE memory */ |
5576 | bp->dmae_ready = 1; | |
5577 | bnx2x_init_fill(bp, TSEM_REG_PRAM, 0, 8); | |
a2fbb9ea | 5578 | |
34f80b04 EG |
5579 | bnx2x_init_block(bp, TCM_COMMON_START, TCM_COMMON_END); |
5580 | bnx2x_init_block(bp, UCM_COMMON_START, UCM_COMMON_END); | |
5581 | bnx2x_init_block(bp, CCM_COMMON_START, CCM_COMMON_END); | |
5582 | bnx2x_init_block(bp, XCM_COMMON_START, XCM_COMMON_END); | |
a2fbb9ea | 5583 | |
34f80b04 EG |
5584 | bnx2x_read_dmae(bp, XSEM_REG_PASSIVE_BUFFER, 3); |
5585 | bnx2x_read_dmae(bp, CSEM_REG_PASSIVE_BUFFER, 3); | |
5586 | bnx2x_read_dmae(bp, TSEM_REG_PASSIVE_BUFFER, 3); | |
5587 | bnx2x_read_dmae(bp, USEM_REG_PASSIVE_BUFFER, 3); | |
5588 | ||
5589 | bnx2x_init_block(bp, QM_COMMON_START, QM_COMMON_END); | |
5590 | /* soft reset pulse */ | |
5591 | REG_WR(bp, QM_REG_SOFT_RESET, 1); | |
5592 | REG_WR(bp, QM_REG_SOFT_RESET, 0); | |
a2fbb9ea ET |
5593 | |
5594 | #ifdef BCM_ISCSI | |
34f80b04 | 5595 | bnx2x_init_block(bp, TIMERS_COMMON_START, TIMERS_COMMON_END); |
a2fbb9ea | 5596 | #endif |
a2fbb9ea | 5597 | |
34f80b04 EG |
5598 | bnx2x_init_block(bp, DQ_COMMON_START, DQ_COMMON_END); |
5599 | REG_WR(bp, DORQ_REG_DPM_CID_OFST, BCM_PAGE_SHIFT); | |
5600 | if (!CHIP_REV_IS_SLOW(bp)) { | |
5601 | /* enable hw interrupt from doorbell Q */ | |
5602 | REG_WR(bp, DORQ_REG_DORQ_INT_MASK, 0); | |
5603 | } | |
a2fbb9ea | 5604 | |
34f80b04 | 5605 | bnx2x_init_block(bp, BRB1_COMMON_START, BRB1_COMMON_END); |
34f80b04 | 5606 | bnx2x_init_block(bp, PRS_COMMON_START, PRS_COMMON_END); |
26c8fa4d | 5607 | REG_WR(bp, PRS_REG_A_PRSU_20, 0xf); |
3196a88a EG |
5608 | /* set NIC mode */ |
5609 | REG_WR(bp, PRS_REG_NIC_MODE, 1); | |
34f80b04 EG |
5610 | if (CHIP_IS_E1H(bp)) |
5611 | REG_WR(bp, PRS_REG_E1HOV_MODE, IS_E1HMF(bp)); | |
a2fbb9ea | 5612 | |
34f80b04 EG |
5613 | bnx2x_init_block(bp, TSDM_COMMON_START, TSDM_COMMON_END); |
5614 | bnx2x_init_block(bp, CSDM_COMMON_START, CSDM_COMMON_END); | |
5615 | bnx2x_init_block(bp, USDM_COMMON_START, USDM_COMMON_END); | |
5616 | bnx2x_init_block(bp, XSDM_COMMON_START, XSDM_COMMON_END); | |
a2fbb9ea | 5617 | |
490c3c9b EG |
5618 | bnx2x_init_fill(bp, TSTORM_INTMEM_ADDR, 0, STORM_INTMEM_SIZE(bp)); |
5619 | bnx2x_init_fill(bp, USTORM_INTMEM_ADDR, 0, STORM_INTMEM_SIZE(bp)); | |
5620 | bnx2x_init_fill(bp, CSTORM_INTMEM_ADDR, 0, STORM_INTMEM_SIZE(bp)); | |
5621 | bnx2x_init_fill(bp, XSTORM_INTMEM_ADDR, 0, STORM_INTMEM_SIZE(bp)); | |
a2fbb9ea | 5622 | |
34f80b04 EG |
5623 | bnx2x_init_block(bp, TSEM_COMMON_START, TSEM_COMMON_END); |
5624 | bnx2x_init_block(bp, USEM_COMMON_START, USEM_COMMON_END); | |
5625 | bnx2x_init_block(bp, CSEM_COMMON_START, CSEM_COMMON_END); | |
5626 | bnx2x_init_block(bp, XSEM_COMMON_START, XSEM_COMMON_END); | |
a2fbb9ea | 5627 | |
34f80b04 EG |
5628 | /* sync semi rtc */ |
5629 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_CLEAR, | |
5630 | 0x80000000); | |
5631 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_SET, | |
5632 | 0x80000000); | |
a2fbb9ea | 5633 | |
34f80b04 EG |
5634 | bnx2x_init_block(bp, UPB_COMMON_START, UPB_COMMON_END); |
5635 | bnx2x_init_block(bp, XPB_COMMON_START, XPB_COMMON_END); | |
5636 | bnx2x_init_block(bp, PBF_COMMON_START, PBF_COMMON_END); | |
a2fbb9ea | 5637 | |
34f80b04 EG |
5638 | REG_WR(bp, SRC_REG_SOFT_RST, 1); |
5639 | for (i = SRC_REG_KEYRSS0_0; i <= SRC_REG_KEYRSS1_9; i += 4) { | |
5640 | REG_WR(bp, i, 0xc0cac01a); | |
5641 | /* TODO: replace with something meaningful */ | |
5642 | } | |
8d9c5f34 | 5643 | bnx2x_init_block(bp, SRCH_COMMON_START, SRCH_COMMON_END); |
34f80b04 | 5644 | REG_WR(bp, SRC_REG_SOFT_RST, 0); |
a2fbb9ea | 5645 | |
34f80b04 EG |
5646 | if (sizeof(union cdu_context) != 1024) |
5647 | /* we currently assume that a context is 1024 bytes */ | |
5648 | printk(KERN_ALERT PFX "please adjust the size of" | |
5649 | " cdu_context(%ld)\n", (long)sizeof(union cdu_context)); | |
a2fbb9ea | 5650 | |
34f80b04 EG |
5651 | bnx2x_init_block(bp, CDU_COMMON_START, CDU_COMMON_END); |
5652 | val = (4 << 24) + (0 << 12) + 1024; | |
5653 | REG_WR(bp, CDU_REG_CDU_GLOBAL_PARAMS, val); | |
5654 | if (CHIP_IS_E1(bp)) { | |
5655 | /* !!! fix pxp client crdit until excel update */ | |
5656 | REG_WR(bp, CDU_REG_CDU_DEBUG, 0x264); | |
5657 | REG_WR(bp, CDU_REG_CDU_DEBUG, 0); | |
5658 | } | |
a2fbb9ea | 5659 | |
34f80b04 EG |
5660 | bnx2x_init_block(bp, CFC_COMMON_START, CFC_COMMON_END); |
5661 | REG_WR(bp, CFC_REG_INIT_REG, 0x7FF); | |
8d9c5f34 EG |
5662 | /* enable context validation interrupt from CFC */ |
5663 | REG_WR(bp, CFC_REG_CFC_INT_MASK, 0); | |
5664 | ||
5665 | /* set the thresholds to prevent CFC/CDU race */ | |
5666 | REG_WR(bp, CFC_REG_DEBUG0, 0x20020000); | |
a2fbb9ea | 5667 | |
34f80b04 EG |
5668 | bnx2x_init_block(bp, HC_COMMON_START, HC_COMMON_END); |
5669 | bnx2x_init_block(bp, MISC_AEU_COMMON_START, MISC_AEU_COMMON_END); | |
a2fbb9ea | 5670 | |
34f80b04 EG |
5671 | /* PXPCS COMMON comes here */ |
5672 | /* Reset PCIE errors for debug */ | |
5673 | REG_WR(bp, 0x2814, 0xffffffff); | |
5674 | REG_WR(bp, 0x3820, 0xffffffff); | |
a2fbb9ea | 5675 | |
34f80b04 EG |
5676 | /* EMAC0 COMMON comes here */ |
5677 | /* EMAC1 COMMON comes here */ | |
5678 | /* DBU COMMON comes here */ | |
5679 | /* DBG COMMON comes here */ | |
5680 | ||
5681 | bnx2x_init_block(bp, NIG_COMMON_START, NIG_COMMON_END); | |
5682 | if (CHIP_IS_E1H(bp)) { | |
5683 | REG_WR(bp, NIG_REG_LLH_MF_MODE, IS_E1HMF(bp)); | |
5684 | REG_WR(bp, NIG_REG_LLH_E1HOV_MODE, IS_E1HMF(bp)); | |
5685 | } | |
5686 | ||
5687 | if (CHIP_REV_IS_SLOW(bp)) | |
5688 | msleep(200); | |
5689 | ||
5690 | /* finish CFC init */ | |
5691 | val = reg_poll(bp, CFC_REG_LL_INIT_DONE, 1, 100, 10); | |
5692 | if (val != 1) { | |
5693 | BNX2X_ERR("CFC LL_INIT failed\n"); | |
5694 | return -EBUSY; | |
5695 | } | |
5696 | val = reg_poll(bp, CFC_REG_AC_INIT_DONE, 1, 100, 10); | |
5697 | if (val != 1) { | |
5698 | BNX2X_ERR("CFC AC_INIT failed\n"); | |
5699 | return -EBUSY; | |
5700 | } | |
5701 | val = reg_poll(bp, CFC_REG_CAM_INIT_DONE, 1, 100, 10); | |
5702 | if (val != 1) { | |
5703 | BNX2X_ERR("CFC CAM_INIT failed\n"); | |
5704 | return -EBUSY; | |
5705 | } | |
5706 | REG_WR(bp, CFC_REG_DEBUG0, 0); | |
f1410647 | 5707 | |
34f80b04 EG |
5708 | /* read NIG statistic |
5709 | to see if this is our first up since powerup */ | |
5710 | bnx2x_read_dmae(bp, NIG_REG_STAT2_BRB_OCTET, 2); | |
5711 | val = *bnx2x_sp(bp, wb_data[0]); | |
5712 | ||
5713 | /* do internal memory self test */ | |
5714 | if ((CHIP_IS_E1(bp)) && (val == 0) && bnx2x_int_mem_test(bp)) { | |
5715 | BNX2X_ERR("internal mem self test failed\n"); | |
5716 | return -EBUSY; | |
5717 | } | |
5718 | ||
35b19ba5 | 5719 | switch (XGXS_EXT_PHY_TYPE(bp->link_params.ext_phy_config)) { |
46c6a674 EG |
5720 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8072: |
5721 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073: | |
5722 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726: | |
5723 | bp->port.need_hw_lock = 1; | |
5724 | break; | |
5725 | ||
35b19ba5 | 5726 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101: |
34f80b04 EG |
5727 | /* Fan failure is indicated by SPIO 5 */ |
5728 | bnx2x_set_spio(bp, MISC_REGISTERS_SPIO_5, | |
5729 | MISC_REGISTERS_SPIO_INPUT_HI_Z); | |
5730 | ||
5731 | /* set to active low mode */ | |
5732 | val = REG_RD(bp, MISC_REG_SPIO_INT); | |
5733 | val |= ((1 << MISC_REGISTERS_SPIO_5) << | |
f1410647 | 5734 | MISC_REGISTERS_SPIO_INT_OLD_SET_POS); |
34f80b04 | 5735 | REG_WR(bp, MISC_REG_SPIO_INT, val); |
f1410647 | 5736 | |
34f80b04 EG |
5737 | /* enable interrupt to signal the IGU */ |
5738 | val = REG_RD(bp, MISC_REG_SPIO_EVENT_EN); | |
5739 | val |= (1 << MISC_REGISTERS_SPIO_5); | |
5740 | REG_WR(bp, MISC_REG_SPIO_EVENT_EN, val); | |
5741 | break; | |
f1410647 | 5742 | |
34f80b04 EG |
5743 | default: |
5744 | break; | |
5745 | } | |
f1410647 | 5746 | |
34f80b04 EG |
5747 | /* clear PXP2 attentions */ |
5748 | REG_RD(bp, PXP2_REG_PXP2_INT_STS_CLR_0); | |
a2fbb9ea | 5749 | |
34f80b04 | 5750 | enable_blocks_attention(bp); |
a2fbb9ea | 5751 | |
6bbca910 YR |
5752 | if (!BP_NOMCP(bp)) { |
5753 | bnx2x_acquire_phy_lock(bp); | |
5754 | bnx2x_common_init_phy(bp, bp->common.shmem_base); | |
5755 | bnx2x_release_phy_lock(bp); | |
5756 | } else | |
5757 | BNX2X_ERR("Bootcode is missing - can not initialize link\n"); | |
5758 | ||
34f80b04 EG |
5759 | return 0; |
5760 | } | |
a2fbb9ea | 5761 | |
34f80b04 EG |
5762 | static int bnx2x_init_port(struct bnx2x *bp) |
5763 | { | |
5764 | int port = BP_PORT(bp); | |
1c06328c | 5765 | u32 low, high; |
34f80b04 | 5766 | u32 val; |
a2fbb9ea | 5767 | |
34f80b04 EG |
5768 | DP(BNX2X_MSG_MCP, "starting port init port %x\n", port); |
5769 | ||
5770 | REG_WR(bp, NIG_REG_MASK_INTERRUPT_PORT0 + port*4, 0); | |
a2fbb9ea ET |
5771 | |
5772 | /* Port PXP comes here */ | |
5773 | /* Port PXP2 comes here */ | |
a2fbb9ea ET |
5774 | #ifdef BCM_ISCSI |
5775 | /* Port0 1 | |
5776 | * Port1 385 */ | |
5777 | i++; | |
5778 | wb_write[0] = ONCHIP_ADDR1(bp->timers_mapping); | |
5779 | wb_write[1] = ONCHIP_ADDR2(bp->timers_mapping); | |
5780 | REG_WR_DMAE(bp, PXP2_REG_RQ_ONCHIP_AT + i*8, wb_write, 2); | |
5781 | REG_WR(bp, PXP2_REG_PSWRQ_TM0_L2P + func*4, PXP_ONE_ILT(i)); | |
5782 | ||
5783 | /* Port0 2 | |
5784 | * Port1 386 */ | |
5785 | i++; | |
5786 | wb_write[0] = ONCHIP_ADDR1(bp->qm_mapping); | |
5787 | wb_write[1] = ONCHIP_ADDR2(bp->qm_mapping); | |
5788 | REG_WR_DMAE(bp, PXP2_REG_RQ_ONCHIP_AT + i*8, wb_write, 2); | |
5789 | REG_WR(bp, PXP2_REG_PSWRQ_QM0_L2P + func*4, PXP_ONE_ILT(i)); | |
5790 | ||
5791 | /* Port0 3 | |
5792 | * Port1 387 */ | |
5793 | i++; | |
5794 | wb_write[0] = ONCHIP_ADDR1(bp->t1_mapping); | |
5795 | wb_write[1] = ONCHIP_ADDR2(bp->t1_mapping); | |
5796 | REG_WR_DMAE(bp, PXP2_REG_RQ_ONCHIP_AT + i*8, wb_write, 2); | |
5797 | REG_WR(bp, PXP2_REG_PSWRQ_SRC0_L2P + func*4, PXP_ONE_ILT(i)); | |
5798 | #endif | |
34f80b04 | 5799 | /* Port CMs come here */ |
8d9c5f34 EG |
5800 | bnx2x_init_block(bp, (port ? XCM_PORT1_START : XCM_PORT0_START), |
5801 | (port ? XCM_PORT1_END : XCM_PORT0_END)); | |
a2fbb9ea ET |
5802 | |
5803 | /* Port QM comes here */ | |
a2fbb9ea ET |
5804 | #ifdef BCM_ISCSI |
5805 | REG_WR(bp, TM_REG_LIN0_SCAN_TIME + func*4, 1024/64*20); | |
5806 | REG_WR(bp, TM_REG_LIN0_MAX_ACTIVE_CID + func*4, 31); | |
5807 | ||
5808 | bnx2x_init_block(bp, func ? TIMERS_PORT1_START : TIMERS_PORT0_START, | |
5809 | func ? TIMERS_PORT1_END : TIMERS_PORT0_END); | |
5810 | #endif | |
5811 | /* Port DQ comes here */ | |
1c06328c EG |
5812 | |
5813 | bnx2x_init_block(bp, (port ? BRB1_PORT1_START : BRB1_PORT0_START), | |
5814 | (port ? BRB1_PORT1_END : BRB1_PORT0_END)); | |
5815 | if (CHIP_REV_IS_SLOW(bp) && !CHIP_IS_E1H(bp)) { | |
5816 | /* no pause for emulation and FPGA */ | |
5817 | low = 0; | |
5818 | high = 513; | |
5819 | } else { | |
5820 | if (IS_E1HMF(bp)) | |
5821 | low = ((bp->flags & ONE_PORT_FLAG) ? 160 : 246); | |
5822 | else if (bp->dev->mtu > 4096) { | |
5823 | if (bp->flags & ONE_PORT_FLAG) | |
5824 | low = 160; | |
5825 | else { | |
5826 | val = bp->dev->mtu; | |
5827 | /* (24*1024 + val*4)/256 */ | |
5828 | low = 96 + (val/64) + ((val % 64) ? 1 : 0); | |
5829 | } | |
5830 | } else | |
5831 | low = ((bp->flags & ONE_PORT_FLAG) ? 80 : 160); | |
5832 | high = low + 56; /* 14*1024/256 */ | |
5833 | } | |
5834 | REG_WR(bp, BRB1_REG_PAUSE_LOW_THRESHOLD_0 + port*4, low); | |
5835 | REG_WR(bp, BRB1_REG_PAUSE_HIGH_THRESHOLD_0 + port*4, high); | |
5836 | ||
5837 | ||
ad8d3948 | 5838 | /* Port PRS comes here */ |
a2fbb9ea ET |
5839 | /* Port TSDM comes here */ |
5840 | /* Port CSDM comes here */ | |
5841 | /* Port USDM comes here */ | |
5842 | /* Port XSDM comes here */ | |
356e2385 | 5843 | |
34f80b04 EG |
5844 | bnx2x_init_block(bp, port ? TSEM_PORT1_START : TSEM_PORT0_START, |
5845 | port ? TSEM_PORT1_END : TSEM_PORT0_END); | |
5846 | bnx2x_init_block(bp, port ? USEM_PORT1_START : USEM_PORT0_START, | |
5847 | port ? USEM_PORT1_END : USEM_PORT0_END); | |
5848 | bnx2x_init_block(bp, port ? CSEM_PORT1_START : CSEM_PORT0_START, | |
5849 | port ? CSEM_PORT1_END : CSEM_PORT0_END); | |
5850 | bnx2x_init_block(bp, port ? XSEM_PORT1_START : XSEM_PORT0_START, | |
5851 | port ? XSEM_PORT1_END : XSEM_PORT0_END); | |
356e2385 | 5852 | |
a2fbb9ea | 5853 | /* Port UPB comes here */ |
34f80b04 EG |
5854 | /* Port XPB comes here */ |
5855 | ||
5856 | bnx2x_init_block(bp, port ? PBF_PORT1_START : PBF_PORT0_START, | |
5857 | port ? PBF_PORT1_END : PBF_PORT0_END); | |
a2fbb9ea ET |
5858 | |
5859 | /* configure PBF to work without PAUSE mtu 9000 */ | |
34f80b04 | 5860 | REG_WR(bp, PBF_REG_P0_PAUSE_ENABLE + port*4, 0); |
a2fbb9ea ET |
5861 | |
5862 | /* update threshold */ | |
34f80b04 | 5863 | REG_WR(bp, PBF_REG_P0_ARB_THRSH + port*4, (9040/16)); |
a2fbb9ea | 5864 | /* update init credit */ |
34f80b04 | 5865 | REG_WR(bp, PBF_REG_P0_INIT_CRD + port*4, (9040/16) + 553 - 22); |
a2fbb9ea ET |
5866 | |
5867 | /* probe changes */ | |
34f80b04 | 5868 | REG_WR(bp, PBF_REG_INIT_P0 + port*4, 1); |
a2fbb9ea | 5869 | msleep(5); |
34f80b04 | 5870 | REG_WR(bp, PBF_REG_INIT_P0 + port*4, 0); |
a2fbb9ea ET |
5871 | |
5872 | #ifdef BCM_ISCSI | |
5873 | /* tell the searcher where the T2 table is */ | |
5874 | REG_WR(bp, SRC_REG_COUNTFREE0 + func*4, 16*1024/64); | |
5875 | ||
5876 | wb_write[0] = U64_LO(bp->t2_mapping); | |
5877 | wb_write[1] = U64_HI(bp->t2_mapping); | |
5878 | REG_WR_DMAE(bp, SRC_REG_FIRSTFREE0 + func*4, wb_write, 2); | |
5879 | wb_write[0] = U64_LO((u64)bp->t2_mapping + 16*1024 - 64); | |
5880 | wb_write[1] = U64_HI((u64)bp->t2_mapping + 16*1024 - 64); | |
5881 | REG_WR_DMAE(bp, SRC_REG_LASTFREE0 + func*4, wb_write, 2); | |
5882 | ||
5883 | REG_WR(bp, SRC_REG_NUMBER_HASH_BITS0 + func*4, 10); | |
5884 | /* Port SRCH comes here */ | |
5885 | #endif | |
5886 | /* Port CDU comes here */ | |
5887 | /* Port CFC comes here */ | |
34f80b04 EG |
5888 | |
5889 | if (CHIP_IS_E1(bp)) { | |
5890 | REG_WR(bp, HC_REG_LEADING_EDGE_0 + port*8, 0); | |
5891 | REG_WR(bp, HC_REG_TRAILING_EDGE_0 + port*8, 0); | |
5892 | } | |
5893 | bnx2x_init_block(bp, port ? HC_PORT1_START : HC_PORT0_START, | |
5894 | port ? HC_PORT1_END : HC_PORT0_END); | |
5895 | ||
5896 | bnx2x_init_block(bp, port ? MISC_AEU_PORT1_START : | |
a2fbb9ea | 5897 | MISC_AEU_PORT0_START, |
34f80b04 EG |
5898 | port ? MISC_AEU_PORT1_END : MISC_AEU_PORT0_END); |
5899 | /* init aeu_mask_attn_func_0/1: | |
5900 | * - SF mode: bits 3-7 are masked. only bits 0-2 are in use | |
5901 | * - MF mode: bit 3 is masked. bits 0-2 are in use as in SF | |
5902 | * bits 4-7 are used for "per vn group attention" */ | |
5903 | REG_WR(bp, MISC_REG_AEU_MASK_ATTN_FUNC_0 + port*4, | |
5904 | (IS_E1HMF(bp) ? 0xF7 : 0x7)); | |
5905 | ||
a2fbb9ea ET |
5906 | /* Port PXPCS comes here */ |
5907 | /* Port EMAC0 comes here */ | |
5908 | /* Port EMAC1 comes here */ | |
5909 | /* Port DBU comes here */ | |
5910 | /* Port DBG comes here */ | |
356e2385 | 5911 | |
34f80b04 EG |
5912 | bnx2x_init_block(bp, port ? NIG_PORT1_START : NIG_PORT0_START, |
5913 | port ? NIG_PORT1_END : NIG_PORT0_END); | |
5914 | ||
5915 | REG_WR(bp, NIG_REG_XGXS_SERDES0_MODE_SEL + port*4, 1); | |
5916 | ||
5917 | if (CHIP_IS_E1H(bp)) { | |
34f80b04 EG |
5918 | /* 0x2 disable e1hov, 0x1 enable */ |
5919 | REG_WR(bp, NIG_REG_LLH0_BRB1_DRV_MASK_MF + port*4, | |
5920 | (IS_E1HMF(bp) ? 0x1 : 0x2)); | |
5921 | ||
1c06328c EG |
5922 | /* support pause requests from USDM, TSDM and BRB */ |
5923 | REG_WR(bp, NIG_REG_LLFC_EGRESS_SRC_ENABLE_0 + port*4, 0x7); | |
5924 | ||
5925 | { | |
5926 | REG_WR(bp, NIG_REG_LLFC_ENABLE_0 + port*4, 0); | |
5927 | REG_WR(bp, NIG_REG_LLFC_OUT_EN_0 + port*4, 0); | |
5928 | REG_WR(bp, NIG_REG_PAUSE_ENABLE_0 + port*4, 1); | |
5929 | } | |
34f80b04 EG |
5930 | } |
5931 | ||
a2fbb9ea ET |
5932 | /* Port MCP comes here */ |
5933 | /* Port DMAE comes here */ | |
5934 | ||
35b19ba5 | 5935 | switch (XGXS_EXT_PHY_TYPE(bp->link_params.ext_phy_config)) { |
589abe3a EG |
5936 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726: |
5937 | { | |
5938 | u32 swap_val, swap_override, aeu_gpio_mask, offset; | |
5939 | ||
5940 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_3, | |
5941 | MISC_REGISTERS_GPIO_INPUT_HI_Z, port); | |
5942 | ||
5943 | /* The GPIO should be swapped if the swap register is | |
5944 | set and active */ | |
5945 | swap_val = REG_RD(bp, NIG_REG_PORT_SWAP); | |
5946 | swap_override = REG_RD(bp, NIG_REG_STRAP_OVERRIDE); | |
5947 | ||
5948 | /* Select function upon port-swap configuration */ | |
5949 | if (port == 0) { | |
5950 | offset = MISC_REG_AEU_ENABLE1_FUNC_0_OUT_0; | |
5951 | aeu_gpio_mask = (swap_val && swap_override) ? | |
5952 | AEU_INPUTS_ATTN_BITS_GPIO3_FUNCTION_1 : | |
5953 | AEU_INPUTS_ATTN_BITS_GPIO3_FUNCTION_0; | |
5954 | } else { | |
5955 | offset = MISC_REG_AEU_ENABLE1_FUNC_1_OUT_0; | |
5956 | aeu_gpio_mask = (swap_val && swap_override) ? | |
5957 | AEU_INPUTS_ATTN_BITS_GPIO3_FUNCTION_0 : | |
5958 | AEU_INPUTS_ATTN_BITS_GPIO3_FUNCTION_1; | |
5959 | } | |
5960 | val = REG_RD(bp, offset); | |
5961 | /* add GPIO3 to group */ | |
5962 | val |= aeu_gpio_mask; | |
5963 | REG_WR(bp, offset, val); | |
5964 | } | |
5965 | break; | |
5966 | ||
35b19ba5 | 5967 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101: |
f1410647 ET |
5968 | /* add SPIO 5 to group 0 */ |
5969 | val = REG_RD(bp, MISC_REG_AEU_ENABLE1_FUNC_0_OUT_0); | |
5970 | val |= AEU_INPUTS_ATTN_BITS_SPIO5; | |
5971 | REG_WR(bp, MISC_REG_AEU_ENABLE1_FUNC_0_OUT_0, val); | |
5972 | break; | |
5973 | ||
5974 | default: | |
5975 | break; | |
5976 | } | |
5977 | ||
c18487ee | 5978 | bnx2x__link_reset(bp); |
a2fbb9ea | 5979 | |
34f80b04 EG |
5980 | return 0; |
5981 | } | |
5982 | ||
5983 | #define ILT_PER_FUNC (768/2) | |
5984 | #define FUNC_ILT_BASE(func) (func * ILT_PER_FUNC) | |
5985 | /* the phys address is shifted right 12 bits and has an added | |
5986 | 1=valid bit added to the 53rd bit | |
5987 | then since this is a wide register(TM) | |
5988 | we split it into two 32 bit writes | |
5989 | */ | |
5990 | #define ONCHIP_ADDR1(x) ((u32)(((u64)x >> 12) & 0xFFFFFFFF)) | |
5991 | #define ONCHIP_ADDR2(x) ((u32)((1 << 20) | ((u64)x >> 44))) | |
5992 | #define PXP_ONE_ILT(x) (((x) << 10) | x) | |
5993 | #define PXP_ILT_RANGE(f, l) (((l) << 10) | f) | |
5994 | ||
5995 | #define CNIC_ILT_LINES 0 | |
5996 | ||
5997 | static void bnx2x_ilt_wr(struct bnx2x *bp, u32 index, dma_addr_t addr) | |
5998 | { | |
5999 | int reg; | |
6000 | ||
6001 | if (CHIP_IS_E1H(bp)) | |
6002 | reg = PXP2_REG_RQ_ONCHIP_AT_B0 + index*8; | |
6003 | else /* E1 */ | |
6004 | reg = PXP2_REG_RQ_ONCHIP_AT + index*8; | |
6005 | ||
6006 | bnx2x_wb_wr(bp, reg, ONCHIP_ADDR1(addr), ONCHIP_ADDR2(addr)); | |
6007 | } | |
6008 | ||
6009 | static int bnx2x_init_func(struct bnx2x *bp) | |
6010 | { | |
6011 | int port = BP_PORT(bp); | |
6012 | int func = BP_FUNC(bp); | |
8badd27a | 6013 | u32 addr, val; |
34f80b04 EG |
6014 | int i; |
6015 | ||
6016 | DP(BNX2X_MSG_MCP, "starting func init func %x\n", func); | |
6017 | ||
8badd27a EG |
6018 | /* set MSI reconfigure capability */ |
6019 | addr = (port ? HC_REG_CONFIG_1 : HC_REG_CONFIG_0); | |
6020 | val = REG_RD(bp, addr); | |
6021 | val |= HC_CONFIG_0_REG_MSI_ATTN_EN_0; | |
6022 | REG_WR(bp, addr, val); | |
6023 | ||
34f80b04 EG |
6024 | i = FUNC_ILT_BASE(func); |
6025 | ||
6026 | bnx2x_ilt_wr(bp, i, bnx2x_sp_mapping(bp, context)); | |
6027 | if (CHIP_IS_E1H(bp)) { | |
6028 | REG_WR(bp, PXP2_REG_RQ_CDU_FIRST_ILT, i); | |
6029 | REG_WR(bp, PXP2_REG_RQ_CDU_LAST_ILT, i + CNIC_ILT_LINES); | |
6030 | } else /* E1 */ | |
6031 | REG_WR(bp, PXP2_REG_PSWRQ_CDU0_L2P + func*4, | |
6032 | PXP_ILT_RANGE(i, i + CNIC_ILT_LINES)); | |
6033 | ||
6034 | ||
6035 | if (CHIP_IS_E1H(bp)) { | |
6036 | for (i = 0; i < 9; i++) | |
6037 | bnx2x_init_block(bp, | |
6038 | cm_start[func][i], cm_end[func][i]); | |
6039 | ||
6040 | REG_WR(bp, NIG_REG_LLH0_FUNC_EN + port*8, 1); | |
6041 | REG_WR(bp, NIG_REG_LLH0_FUNC_VLAN_ID + port*8, bp->e1hov); | |
6042 | } | |
6043 | ||
6044 | /* HC init per function */ | |
6045 | if (CHIP_IS_E1H(bp)) { | |
6046 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_12 + func*4, 0); | |
6047 | ||
6048 | REG_WR(bp, HC_REG_LEADING_EDGE_0 + port*8, 0); | |
6049 | REG_WR(bp, HC_REG_TRAILING_EDGE_0 + port*8, 0); | |
6050 | } | |
6051 | bnx2x_init_block(bp, hc_limits[func][0], hc_limits[func][1]); | |
6052 | ||
c14423fe | 6053 | /* Reset PCIE errors for debug */ |
a2fbb9ea ET |
6054 | REG_WR(bp, 0x2114, 0xffffffff); |
6055 | REG_WR(bp, 0x2120, 0xffffffff); | |
a2fbb9ea | 6056 | |
34f80b04 EG |
6057 | return 0; |
6058 | } | |
6059 | ||
6060 | static int bnx2x_init_hw(struct bnx2x *bp, u32 load_code) | |
6061 | { | |
6062 | int i, rc = 0; | |
a2fbb9ea | 6063 | |
34f80b04 EG |
6064 | DP(BNX2X_MSG_MCP, "function %d load_code %x\n", |
6065 | BP_FUNC(bp), load_code); | |
a2fbb9ea | 6066 | |
34f80b04 EG |
6067 | bp->dmae_ready = 0; |
6068 | mutex_init(&bp->dmae_mutex); | |
6069 | bnx2x_gunzip_init(bp); | |
a2fbb9ea | 6070 | |
34f80b04 EG |
6071 | switch (load_code) { |
6072 | case FW_MSG_CODE_DRV_LOAD_COMMON: | |
6073 | rc = bnx2x_init_common(bp); | |
6074 | if (rc) | |
6075 | goto init_hw_err; | |
6076 | /* no break */ | |
6077 | ||
6078 | case FW_MSG_CODE_DRV_LOAD_PORT: | |
6079 | bp->dmae_ready = 1; | |
6080 | rc = bnx2x_init_port(bp); | |
6081 | if (rc) | |
6082 | goto init_hw_err; | |
6083 | /* no break */ | |
6084 | ||
6085 | case FW_MSG_CODE_DRV_LOAD_FUNCTION: | |
6086 | bp->dmae_ready = 1; | |
6087 | rc = bnx2x_init_func(bp); | |
6088 | if (rc) | |
6089 | goto init_hw_err; | |
6090 | break; | |
6091 | ||
6092 | default: | |
6093 | BNX2X_ERR("Unknown load_code (0x%x) from MCP\n", load_code); | |
6094 | break; | |
6095 | } | |
6096 | ||
6097 | if (!BP_NOMCP(bp)) { | |
6098 | int func = BP_FUNC(bp); | |
a2fbb9ea ET |
6099 | |
6100 | bp->fw_drv_pulse_wr_seq = | |
34f80b04 | 6101 | (SHMEM_RD(bp, func_mb[func].drv_pulse_mb) & |
a2fbb9ea | 6102 | DRV_PULSE_SEQ_MASK); |
34f80b04 EG |
6103 | bp->func_stx = SHMEM_RD(bp, func_mb[func].fw_mb_param); |
6104 | DP(BNX2X_MSG_MCP, "drv_pulse 0x%x func_stx 0x%x\n", | |
6105 | bp->fw_drv_pulse_wr_seq, bp->func_stx); | |
6106 | } else | |
6107 | bp->func_stx = 0; | |
a2fbb9ea | 6108 | |
34f80b04 EG |
6109 | /* this needs to be done before gunzip end */ |
6110 | bnx2x_zero_def_sb(bp); | |
6111 | for_each_queue(bp, i) | |
6112 | bnx2x_zero_sb(bp, BP_L_ID(bp) + i); | |
6113 | ||
6114 | init_hw_err: | |
6115 | bnx2x_gunzip_end(bp); | |
6116 | ||
6117 | return rc; | |
a2fbb9ea ET |
6118 | } |
6119 | ||
c14423fe | 6120 | /* send the MCP a request, block until there is a reply */ |
a2fbb9ea ET |
6121 | static u32 bnx2x_fw_command(struct bnx2x *bp, u32 command) |
6122 | { | |
34f80b04 | 6123 | int func = BP_FUNC(bp); |
f1410647 ET |
6124 | u32 seq = ++bp->fw_seq; |
6125 | u32 rc = 0; | |
19680c48 EG |
6126 | u32 cnt = 1; |
6127 | u8 delay = CHIP_REV_IS_SLOW(bp) ? 100 : 10; | |
a2fbb9ea | 6128 | |
34f80b04 | 6129 | SHMEM_WR(bp, func_mb[func].drv_mb_header, (command | seq)); |
f1410647 | 6130 | DP(BNX2X_MSG_MCP, "wrote command (%x) to FW MB\n", (command | seq)); |
a2fbb9ea | 6131 | |
19680c48 EG |
6132 | do { |
6133 | /* let the FW do it's magic ... */ | |
6134 | msleep(delay); | |
a2fbb9ea | 6135 | |
19680c48 | 6136 | rc = SHMEM_RD(bp, func_mb[func].fw_mb_header); |
a2fbb9ea | 6137 | |
19680c48 EG |
6138 | /* Give the FW up to 2 second (200*10ms) */ |
6139 | } while ((seq != (rc & FW_MSG_SEQ_NUMBER_MASK)) && (cnt++ < 200)); | |
6140 | ||
6141 | DP(BNX2X_MSG_MCP, "[after %d ms] read (%x) seq is (%x) from FW MB\n", | |
6142 | cnt*delay, rc, seq); | |
a2fbb9ea ET |
6143 | |
6144 | /* is this a reply to our command? */ | |
6145 | if (seq == (rc & FW_MSG_SEQ_NUMBER_MASK)) { | |
6146 | rc &= FW_MSG_CODE_MASK; | |
f1410647 | 6147 | |
a2fbb9ea ET |
6148 | } else { |
6149 | /* FW BUG! */ | |
6150 | BNX2X_ERR("FW failed to respond!\n"); | |
6151 | bnx2x_fw_dump(bp); | |
6152 | rc = 0; | |
6153 | } | |
f1410647 | 6154 | |
a2fbb9ea ET |
6155 | return rc; |
6156 | } | |
6157 | ||
6158 | static void bnx2x_free_mem(struct bnx2x *bp) | |
6159 | { | |
6160 | ||
6161 | #define BNX2X_PCI_FREE(x, y, size) \ | |
6162 | do { \ | |
6163 | if (x) { \ | |
6164 | pci_free_consistent(bp->pdev, size, x, y); \ | |
6165 | x = NULL; \ | |
6166 | y = 0; \ | |
6167 | } \ | |
6168 | } while (0) | |
6169 | ||
6170 | #define BNX2X_FREE(x) \ | |
6171 | do { \ | |
6172 | if (x) { \ | |
6173 | vfree(x); \ | |
6174 | x = NULL; \ | |
6175 | } \ | |
6176 | } while (0) | |
6177 | ||
6178 | int i; | |
6179 | ||
6180 | /* fastpath */ | |
555f6c78 | 6181 | /* Common */ |
a2fbb9ea ET |
6182 | for_each_queue(bp, i) { |
6183 | ||
555f6c78 | 6184 | /* status blocks */ |
a2fbb9ea ET |
6185 | BNX2X_PCI_FREE(bnx2x_fp(bp, i, status_blk), |
6186 | bnx2x_fp(bp, i, status_blk_mapping), | |
6187 | sizeof(struct host_status_block) + | |
6188 | sizeof(struct eth_tx_db_data)); | |
555f6c78 EG |
6189 | } |
6190 | /* Rx */ | |
6191 | for_each_rx_queue(bp, i) { | |
a2fbb9ea | 6192 | |
555f6c78 | 6193 | /* fastpath rx rings: rx_buf rx_desc rx_comp */ |
a2fbb9ea ET |
6194 | BNX2X_FREE(bnx2x_fp(bp, i, rx_buf_ring)); |
6195 | BNX2X_PCI_FREE(bnx2x_fp(bp, i, rx_desc_ring), | |
6196 | bnx2x_fp(bp, i, rx_desc_mapping), | |
6197 | sizeof(struct eth_rx_bd) * NUM_RX_BD); | |
6198 | ||
6199 | BNX2X_PCI_FREE(bnx2x_fp(bp, i, rx_comp_ring), | |
6200 | bnx2x_fp(bp, i, rx_comp_mapping), | |
6201 | sizeof(struct eth_fast_path_rx_cqe) * | |
6202 | NUM_RCQ_BD); | |
a2fbb9ea | 6203 | |
7a9b2557 | 6204 | /* SGE ring */ |
32626230 | 6205 | BNX2X_FREE(bnx2x_fp(bp, i, rx_page_ring)); |
7a9b2557 VZ |
6206 | BNX2X_PCI_FREE(bnx2x_fp(bp, i, rx_sge_ring), |
6207 | bnx2x_fp(bp, i, rx_sge_mapping), | |
6208 | BCM_PAGE_SIZE * NUM_RX_SGE_PAGES); | |
6209 | } | |
555f6c78 EG |
6210 | /* Tx */ |
6211 | for_each_tx_queue(bp, i) { | |
6212 | ||
6213 | /* fastpath tx rings: tx_buf tx_desc */ | |
6214 | BNX2X_FREE(bnx2x_fp(bp, i, tx_buf_ring)); | |
6215 | BNX2X_PCI_FREE(bnx2x_fp(bp, i, tx_desc_ring), | |
6216 | bnx2x_fp(bp, i, tx_desc_mapping), | |
6217 | sizeof(struct eth_tx_bd) * NUM_TX_BD); | |
6218 | } | |
a2fbb9ea ET |
6219 | /* end of fastpath */ |
6220 | ||
6221 | BNX2X_PCI_FREE(bp->def_status_blk, bp->def_status_blk_mapping, | |
34f80b04 | 6222 | sizeof(struct host_def_status_block)); |
a2fbb9ea ET |
6223 | |
6224 | BNX2X_PCI_FREE(bp->slowpath, bp->slowpath_mapping, | |
34f80b04 | 6225 | sizeof(struct bnx2x_slowpath)); |
a2fbb9ea ET |
6226 | |
6227 | #ifdef BCM_ISCSI | |
6228 | BNX2X_PCI_FREE(bp->t1, bp->t1_mapping, 64*1024); | |
6229 | BNX2X_PCI_FREE(bp->t2, bp->t2_mapping, 16*1024); | |
6230 | BNX2X_PCI_FREE(bp->timers, bp->timers_mapping, 8*1024); | |
6231 | BNX2X_PCI_FREE(bp->qm, bp->qm_mapping, 128*1024); | |
6232 | #endif | |
7a9b2557 | 6233 | BNX2X_PCI_FREE(bp->spq, bp->spq_mapping, BCM_PAGE_SIZE); |
a2fbb9ea ET |
6234 | |
6235 | #undef BNX2X_PCI_FREE | |
6236 | #undef BNX2X_KFREE | |
6237 | } | |
6238 | ||
6239 | static int bnx2x_alloc_mem(struct bnx2x *bp) | |
6240 | { | |
6241 | ||
6242 | #define BNX2X_PCI_ALLOC(x, y, size) \ | |
6243 | do { \ | |
6244 | x = pci_alloc_consistent(bp->pdev, size, y); \ | |
6245 | if (x == NULL) \ | |
6246 | goto alloc_mem_err; \ | |
6247 | memset(x, 0, size); \ | |
6248 | } while (0) | |
6249 | ||
6250 | #define BNX2X_ALLOC(x, size) \ | |
6251 | do { \ | |
6252 | x = vmalloc(size); \ | |
6253 | if (x == NULL) \ | |
6254 | goto alloc_mem_err; \ | |
6255 | memset(x, 0, size); \ | |
6256 | } while (0) | |
6257 | ||
6258 | int i; | |
6259 | ||
6260 | /* fastpath */ | |
555f6c78 | 6261 | /* Common */ |
a2fbb9ea ET |
6262 | for_each_queue(bp, i) { |
6263 | bnx2x_fp(bp, i, bp) = bp; | |
6264 | ||
555f6c78 | 6265 | /* status blocks */ |
a2fbb9ea ET |
6266 | BNX2X_PCI_ALLOC(bnx2x_fp(bp, i, status_blk), |
6267 | &bnx2x_fp(bp, i, status_blk_mapping), | |
6268 | sizeof(struct host_status_block) + | |
6269 | sizeof(struct eth_tx_db_data)); | |
555f6c78 EG |
6270 | } |
6271 | /* Rx */ | |
6272 | for_each_rx_queue(bp, i) { | |
a2fbb9ea | 6273 | |
555f6c78 | 6274 | /* fastpath rx rings: rx_buf rx_desc rx_comp */ |
a2fbb9ea ET |
6275 | BNX2X_ALLOC(bnx2x_fp(bp, i, rx_buf_ring), |
6276 | sizeof(struct sw_rx_bd) * NUM_RX_BD); | |
6277 | BNX2X_PCI_ALLOC(bnx2x_fp(bp, i, rx_desc_ring), | |
6278 | &bnx2x_fp(bp, i, rx_desc_mapping), | |
6279 | sizeof(struct eth_rx_bd) * NUM_RX_BD); | |
6280 | ||
6281 | BNX2X_PCI_ALLOC(bnx2x_fp(bp, i, rx_comp_ring), | |
6282 | &bnx2x_fp(bp, i, rx_comp_mapping), | |
6283 | sizeof(struct eth_fast_path_rx_cqe) * | |
6284 | NUM_RCQ_BD); | |
6285 | ||
7a9b2557 VZ |
6286 | /* SGE ring */ |
6287 | BNX2X_ALLOC(bnx2x_fp(bp, i, rx_page_ring), | |
6288 | sizeof(struct sw_rx_page) * NUM_RX_SGE); | |
6289 | BNX2X_PCI_ALLOC(bnx2x_fp(bp, i, rx_sge_ring), | |
6290 | &bnx2x_fp(bp, i, rx_sge_mapping), | |
6291 | BCM_PAGE_SIZE * NUM_RX_SGE_PAGES); | |
a2fbb9ea | 6292 | } |
555f6c78 EG |
6293 | /* Tx */ |
6294 | for_each_tx_queue(bp, i) { | |
6295 | ||
6296 | bnx2x_fp(bp, i, hw_tx_prods) = | |
6297 | (void *)(bnx2x_fp(bp, i, status_blk) + 1); | |
6298 | ||
6299 | bnx2x_fp(bp, i, tx_prods_mapping) = | |
6300 | bnx2x_fp(bp, i, status_blk_mapping) + | |
6301 | sizeof(struct host_status_block); | |
6302 | ||
6303 | /* fastpath tx rings: tx_buf tx_desc */ | |
6304 | BNX2X_ALLOC(bnx2x_fp(bp, i, tx_buf_ring), | |
6305 | sizeof(struct sw_tx_bd) * NUM_TX_BD); | |
6306 | BNX2X_PCI_ALLOC(bnx2x_fp(bp, i, tx_desc_ring), | |
6307 | &bnx2x_fp(bp, i, tx_desc_mapping), | |
6308 | sizeof(struct eth_tx_bd) * NUM_TX_BD); | |
6309 | } | |
a2fbb9ea ET |
6310 | /* end of fastpath */ |
6311 | ||
6312 | BNX2X_PCI_ALLOC(bp->def_status_blk, &bp->def_status_blk_mapping, | |
6313 | sizeof(struct host_def_status_block)); | |
6314 | ||
6315 | BNX2X_PCI_ALLOC(bp->slowpath, &bp->slowpath_mapping, | |
6316 | sizeof(struct bnx2x_slowpath)); | |
6317 | ||
6318 | #ifdef BCM_ISCSI | |
6319 | BNX2X_PCI_ALLOC(bp->t1, &bp->t1_mapping, 64*1024); | |
6320 | ||
6321 | /* Initialize T1 */ | |
6322 | for (i = 0; i < 64*1024; i += 64) { | |
6323 | *(u64 *)((char *)bp->t1 + i + 56) = 0x0UL; | |
6324 | *(u64 *)((char *)bp->t1 + i + 3) = 0x0UL; | |
6325 | } | |
6326 | ||
6327 | /* allocate searcher T2 table | |
6328 | we allocate 1/4 of alloc num for T2 | |
6329 | (which is not entered into the ILT) */ | |
6330 | BNX2X_PCI_ALLOC(bp->t2, &bp->t2_mapping, 16*1024); | |
6331 | ||
6332 | /* Initialize T2 */ | |
6333 | for (i = 0; i < 16*1024; i += 64) | |
6334 | * (u64 *)((char *)bp->t2 + i + 56) = bp->t2_mapping + i + 64; | |
6335 | ||
c14423fe | 6336 | /* now fixup the last line in the block to point to the next block */ |
a2fbb9ea ET |
6337 | *(u64 *)((char *)bp->t2 + 1024*16-8) = bp->t2_mapping; |
6338 | ||
6339 | /* Timer block array (MAX_CONN*8) phys uncached for now 1024 conns */ | |
6340 | BNX2X_PCI_ALLOC(bp->timers, &bp->timers_mapping, 8*1024); | |
6341 | ||
6342 | /* QM queues (128*MAX_CONN) */ | |
6343 | BNX2X_PCI_ALLOC(bp->qm, &bp->qm_mapping, 128*1024); | |
6344 | #endif | |
6345 | ||
6346 | /* Slow path ring */ | |
6347 | BNX2X_PCI_ALLOC(bp->spq, &bp->spq_mapping, BCM_PAGE_SIZE); | |
6348 | ||
6349 | return 0; | |
6350 | ||
6351 | alloc_mem_err: | |
6352 | bnx2x_free_mem(bp); | |
6353 | return -ENOMEM; | |
6354 | ||
6355 | #undef BNX2X_PCI_ALLOC | |
6356 | #undef BNX2X_ALLOC | |
6357 | } | |
6358 | ||
6359 | static void bnx2x_free_tx_skbs(struct bnx2x *bp) | |
6360 | { | |
6361 | int i; | |
6362 | ||
555f6c78 | 6363 | for_each_tx_queue(bp, i) { |
a2fbb9ea ET |
6364 | struct bnx2x_fastpath *fp = &bp->fp[i]; |
6365 | ||
6366 | u16 bd_cons = fp->tx_bd_cons; | |
6367 | u16 sw_prod = fp->tx_pkt_prod; | |
6368 | u16 sw_cons = fp->tx_pkt_cons; | |
6369 | ||
a2fbb9ea ET |
6370 | while (sw_cons != sw_prod) { |
6371 | bd_cons = bnx2x_free_tx_pkt(bp, fp, TX_BD(sw_cons)); | |
6372 | sw_cons++; | |
6373 | } | |
6374 | } | |
6375 | } | |
6376 | ||
6377 | static void bnx2x_free_rx_skbs(struct bnx2x *bp) | |
6378 | { | |
6379 | int i, j; | |
6380 | ||
555f6c78 | 6381 | for_each_rx_queue(bp, j) { |
a2fbb9ea ET |
6382 | struct bnx2x_fastpath *fp = &bp->fp[j]; |
6383 | ||
a2fbb9ea ET |
6384 | for (i = 0; i < NUM_RX_BD; i++) { |
6385 | struct sw_rx_bd *rx_buf = &fp->rx_buf_ring[i]; | |
6386 | struct sk_buff *skb = rx_buf->skb; | |
6387 | ||
6388 | if (skb == NULL) | |
6389 | continue; | |
6390 | ||
6391 | pci_unmap_single(bp->pdev, | |
6392 | pci_unmap_addr(rx_buf, mapping), | |
356e2385 | 6393 | bp->rx_buf_size, PCI_DMA_FROMDEVICE); |
a2fbb9ea ET |
6394 | |
6395 | rx_buf->skb = NULL; | |
6396 | dev_kfree_skb(skb); | |
6397 | } | |
7a9b2557 | 6398 | if (!fp->disable_tpa) |
32626230 EG |
6399 | bnx2x_free_tpa_pool(bp, fp, CHIP_IS_E1(bp) ? |
6400 | ETH_MAX_AGGREGATION_QUEUES_E1 : | |
7a9b2557 | 6401 | ETH_MAX_AGGREGATION_QUEUES_E1H); |
a2fbb9ea ET |
6402 | } |
6403 | } | |
6404 | ||
6405 | static void bnx2x_free_skbs(struct bnx2x *bp) | |
6406 | { | |
6407 | bnx2x_free_tx_skbs(bp); | |
6408 | bnx2x_free_rx_skbs(bp); | |
6409 | } | |
6410 | ||
6411 | static void bnx2x_free_msix_irqs(struct bnx2x *bp) | |
6412 | { | |
34f80b04 | 6413 | int i, offset = 1; |
a2fbb9ea ET |
6414 | |
6415 | free_irq(bp->msix_table[0].vector, bp->dev); | |
c14423fe | 6416 | DP(NETIF_MSG_IFDOWN, "released sp irq (%d)\n", |
a2fbb9ea ET |
6417 | bp->msix_table[0].vector); |
6418 | ||
6419 | for_each_queue(bp, i) { | |
c14423fe | 6420 | DP(NETIF_MSG_IFDOWN, "about to release fp #%d->%d irq " |
34f80b04 | 6421 | "state %x\n", i, bp->msix_table[i + offset].vector, |
a2fbb9ea ET |
6422 | bnx2x_fp(bp, i, state)); |
6423 | ||
34f80b04 | 6424 | free_irq(bp->msix_table[i + offset].vector, &bp->fp[i]); |
a2fbb9ea | 6425 | } |
a2fbb9ea ET |
6426 | } |
6427 | ||
6428 | static void bnx2x_free_irq(struct bnx2x *bp) | |
6429 | { | |
a2fbb9ea | 6430 | if (bp->flags & USING_MSIX_FLAG) { |
a2fbb9ea ET |
6431 | bnx2x_free_msix_irqs(bp); |
6432 | pci_disable_msix(bp->pdev); | |
a2fbb9ea ET |
6433 | bp->flags &= ~USING_MSIX_FLAG; |
6434 | ||
8badd27a EG |
6435 | } else if (bp->flags & USING_MSI_FLAG) { |
6436 | free_irq(bp->pdev->irq, bp->dev); | |
6437 | pci_disable_msi(bp->pdev); | |
6438 | bp->flags &= ~USING_MSI_FLAG; | |
6439 | ||
a2fbb9ea ET |
6440 | } else |
6441 | free_irq(bp->pdev->irq, bp->dev); | |
6442 | } | |
6443 | ||
6444 | static int bnx2x_enable_msix(struct bnx2x *bp) | |
6445 | { | |
8badd27a EG |
6446 | int i, rc, offset = 1; |
6447 | int igu_vec = 0; | |
a2fbb9ea | 6448 | |
8badd27a EG |
6449 | bp->msix_table[0].entry = igu_vec; |
6450 | DP(NETIF_MSG_IFUP, "msix_table[0].entry = %d (slowpath)\n", igu_vec); | |
a2fbb9ea | 6451 | |
34f80b04 | 6452 | for_each_queue(bp, i) { |
8badd27a | 6453 | igu_vec = BP_L_ID(bp) + offset + i; |
34f80b04 EG |
6454 | bp->msix_table[i + offset].entry = igu_vec; |
6455 | DP(NETIF_MSG_IFUP, "msix_table[%d].entry = %d " | |
6456 | "(fastpath #%u)\n", i + offset, igu_vec, i); | |
a2fbb9ea ET |
6457 | } |
6458 | ||
34f80b04 | 6459 | rc = pci_enable_msix(bp->pdev, &bp->msix_table[0], |
555f6c78 | 6460 | BNX2X_NUM_QUEUES(bp) + offset); |
34f80b04 | 6461 | if (rc) { |
8badd27a EG |
6462 | DP(NETIF_MSG_IFUP, "MSI-X is not attainable rc %d\n", rc); |
6463 | return rc; | |
34f80b04 | 6464 | } |
8badd27a | 6465 | |
a2fbb9ea ET |
6466 | bp->flags |= USING_MSIX_FLAG; |
6467 | ||
6468 | return 0; | |
a2fbb9ea ET |
6469 | } |
6470 | ||
a2fbb9ea ET |
6471 | static int bnx2x_req_msix_irqs(struct bnx2x *bp) |
6472 | { | |
34f80b04 | 6473 | int i, rc, offset = 1; |
a2fbb9ea | 6474 | |
a2fbb9ea ET |
6475 | rc = request_irq(bp->msix_table[0].vector, bnx2x_msix_sp_int, 0, |
6476 | bp->dev->name, bp->dev); | |
a2fbb9ea ET |
6477 | if (rc) { |
6478 | BNX2X_ERR("request sp irq failed\n"); | |
6479 | return -EBUSY; | |
6480 | } | |
6481 | ||
6482 | for_each_queue(bp, i) { | |
555f6c78 EG |
6483 | struct bnx2x_fastpath *fp = &bp->fp[i]; |
6484 | ||
6485 | sprintf(fp->name, "%s.fp%d", bp->dev->name, i); | |
34f80b04 | 6486 | rc = request_irq(bp->msix_table[i + offset].vector, |
555f6c78 | 6487 | bnx2x_msix_fp_int, 0, fp->name, fp); |
a2fbb9ea | 6488 | if (rc) { |
555f6c78 | 6489 | BNX2X_ERR("request fp #%d irq failed rc %d\n", i, rc); |
a2fbb9ea ET |
6490 | bnx2x_free_msix_irqs(bp); |
6491 | return -EBUSY; | |
6492 | } | |
6493 | ||
555f6c78 | 6494 | fp->state = BNX2X_FP_STATE_IRQ; |
a2fbb9ea ET |
6495 | } |
6496 | ||
555f6c78 EG |
6497 | i = BNX2X_NUM_QUEUES(bp); |
6498 | if (is_multi(bp)) | |
6499 | printk(KERN_INFO PFX | |
6500 | "%s: using MSI-X IRQs: sp %d fp %d - %d\n", | |
6501 | bp->dev->name, bp->msix_table[0].vector, | |
6502 | bp->msix_table[offset].vector, | |
6503 | bp->msix_table[offset + i - 1].vector); | |
6504 | else | |
6505 | printk(KERN_INFO PFX "%s: using MSI-X IRQs: sp %d fp %d\n", | |
6506 | bp->dev->name, bp->msix_table[0].vector, | |
6507 | bp->msix_table[offset + i - 1].vector); | |
6508 | ||
a2fbb9ea | 6509 | return 0; |
a2fbb9ea ET |
6510 | } |
6511 | ||
8badd27a EG |
6512 | static int bnx2x_enable_msi(struct bnx2x *bp) |
6513 | { | |
6514 | int rc; | |
6515 | ||
6516 | rc = pci_enable_msi(bp->pdev); | |
6517 | if (rc) { | |
6518 | DP(NETIF_MSG_IFUP, "MSI is not attainable\n"); | |
6519 | return -1; | |
6520 | } | |
6521 | bp->flags |= USING_MSI_FLAG; | |
6522 | ||
6523 | return 0; | |
6524 | } | |
6525 | ||
a2fbb9ea ET |
6526 | static int bnx2x_req_irq(struct bnx2x *bp) |
6527 | { | |
8badd27a | 6528 | unsigned long flags; |
34f80b04 | 6529 | int rc; |
a2fbb9ea | 6530 | |
8badd27a EG |
6531 | if (bp->flags & USING_MSI_FLAG) |
6532 | flags = 0; | |
6533 | else | |
6534 | flags = IRQF_SHARED; | |
6535 | ||
6536 | rc = request_irq(bp->pdev->irq, bnx2x_interrupt, flags, | |
34f80b04 | 6537 | bp->dev->name, bp->dev); |
a2fbb9ea ET |
6538 | if (!rc) |
6539 | bnx2x_fp(bp, 0, state) = BNX2X_FP_STATE_IRQ; | |
6540 | ||
6541 | return rc; | |
a2fbb9ea ET |
6542 | } |
6543 | ||
65abd74d YG |
6544 | static void bnx2x_napi_enable(struct bnx2x *bp) |
6545 | { | |
6546 | int i; | |
6547 | ||
555f6c78 | 6548 | for_each_rx_queue(bp, i) |
65abd74d YG |
6549 | napi_enable(&bnx2x_fp(bp, i, napi)); |
6550 | } | |
6551 | ||
6552 | static void bnx2x_napi_disable(struct bnx2x *bp) | |
6553 | { | |
6554 | int i; | |
6555 | ||
555f6c78 | 6556 | for_each_rx_queue(bp, i) |
65abd74d YG |
6557 | napi_disable(&bnx2x_fp(bp, i, napi)); |
6558 | } | |
6559 | ||
6560 | static void bnx2x_netif_start(struct bnx2x *bp) | |
6561 | { | |
6562 | if (atomic_dec_and_test(&bp->intr_sem)) { | |
6563 | if (netif_running(bp->dev)) { | |
65abd74d YG |
6564 | bnx2x_napi_enable(bp); |
6565 | bnx2x_int_enable(bp); | |
555f6c78 EG |
6566 | if (bp->state == BNX2X_STATE_OPEN) |
6567 | netif_tx_wake_all_queues(bp->dev); | |
65abd74d YG |
6568 | } |
6569 | } | |
6570 | } | |
6571 | ||
f8ef6e44 | 6572 | static void bnx2x_netif_stop(struct bnx2x *bp, int disable_hw) |
65abd74d | 6573 | { |
f8ef6e44 | 6574 | bnx2x_int_disable_sync(bp, disable_hw); |
e94d8af3 | 6575 | bnx2x_napi_disable(bp); |
762d5f6c EG |
6576 | netif_tx_disable(bp->dev); |
6577 | bp->dev->trans_start = jiffies; /* prevent tx timeout */ | |
65abd74d YG |
6578 | } |
6579 | ||
a2fbb9ea ET |
6580 | /* |
6581 | * Init service functions | |
6582 | */ | |
6583 | ||
3101c2bc | 6584 | static void bnx2x_set_mac_addr_e1(struct bnx2x *bp, int set) |
a2fbb9ea ET |
6585 | { |
6586 | struct mac_configuration_cmd *config = bnx2x_sp(bp, mac_config); | |
34f80b04 | 6587 | int port = BP_PORT(bp); |
a2fbb9ea ET |
6588 | |
6589 | /* CAM allocation | |
6590 | * unicasts 0-31:port0 32-63:port1 | |
6591 | * multicast 64-127:port0 128-191:port1 | |
6592 | */ | |
8d9c5f34 | 6593 | config->hdr.length = 2; |
af246401 | 6594 | config->hdr.offset = port ? 32 : 0; |
0626b899 | 6595 | config->hdr.client_id = bp->fp->cl_id; |
a2fbb9ea ET |
6596 | config->hdr.reserved1 = 0; |
6597 | ||
6598 | /* primary MAC */ | |
6599 | config->config_table[0].cam_entry.msb_mac_addr = | |
6600 | swab16(*(u16 *)&bp->dev->dev_addr[0]); | |
6601 | config->config_table[0].cam_entry.middle_mac_addr = | |
6602 | swab16(*(u16 *)&bp->dev->dev_addr[2]); | |
6603 | config->config_table[0].cam_entry.lsb_mac_addr = | |
6604 | swab16(*(u16 *)&bp->dev->dev_addr[4]); | |
34f80b04 | 6605 | config->config_table[0].cam_entry.flags = cpu_to_le16(port); |
3101c2bc YG |
6606 | if (set) |
6607 | config->config_table[0].target_table_entry.flags = 0; | |
6608 | else | |
6609 | CAM_INVALIDATE(config->config_table[0]); | |
a2fbb9ea ET |
6610 | config->config_table[0].target_table_entry.client_id = 0; |
6611 | config->config_table[0].target_table_entry.vlan_id = 0; | |
6612 | ||
3101c2bc YG |
6613 | DP(NETIF_MSG_IFUP, "%s MAC (%04x:%04x:%04x)\n", |
6614 | (set ? "setting" : "clearing"), | |
a2fbb9ea ET |
6615 | config->config_table[0].cam_entry.msb_mac_addr, |
6616 | config->config_table[0].cam_entry.middle_mac_addr, | |
6617 | config->config_table[0].cam_entry.lsb_mac_addr); | |
6618 | ||
6619 | /* broadcast */ | |
4781bfad EG |
6620 | config->config_table[1].cam_entry.msb_mac_addr = cpu_to_le16(0xffff); |
6621 | config->config_table[1].cam_entry.middle_mac_addr = cpu_to_le16(0xffff); | |
6622 | config->config_table[1].cam_entry.lsb_mac_addr = cpu_to_le16(0xffff); | |
34f80b04 | 6623 | config->config_table[1].cam_entry.flags = cpu_to_le16(port); |
3101c2bc YG |
6624 | if (set) |
6625 | config->config_table[1].target_table_entry.flags = | |
a2fbb9ea | 6626 | TSTORM_CAM_TARGET_TABLE_ENTRY_BROADCAST; |
3101c2bc YG |
6627 | else |
6628 | CAM_INVALIDATE(config->config_table[1]); | |
a2fbb9ea ET |
6629 | config->config_table[1].target_table_entry.client_id = 0; |
6630 | config->config_table[1].target_table_entry.vlan_id = 0; | |
6631 | ||
6632 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_SET_MAC, 0, | |
6633 | U64_HI(bnx2x_sp_mapping(bp, mac_config)), | |
6634 | U64_LO(bnx2x_sp_mapping(bp, mac_config)), 0); | |
6635 | } | |
6636 | ||
3101c2bc | 6637 | static void bnx2x_set_mac_addr_e1h(struct bnx2x *bp, int set) |
34f80b04 EG |
6638 | { |
6639 | struct mac_configuration_cmd_e1h *config = | |
6640 | (struct mac_configuration_cmd_e1h *)bnx2x_sp(bp, mac_config); | |
6641 | ||
3101c2bc | 6642 | if (set && (bp->state != BNX2X_STATE_OPEN)) { |
34f80b04 EG |
6643 | DP(NETIF_MSG_IFUP, "state is %x, returning\n", bp->state); |
6644 | return; | |
6645 | } | |
6646 | ||
6647 | /* CAM allocation for E1H | |
6648 | * unicasts: by func number | |
6649 | * multicast: 20+FUNC*20, 20 each | |
6650 | */ | |
8d9c5f34 | 6651 | config->hdr.length = 1; |
34f80b04 | 6652 | config->hdr.offset = BP_FUNC(bp); |
0626b899 | 6653 | config->hdr.client_id = bp->fp->cl_id; |
34f80b04 EG |
6654 | config->hdr.reserved1 = 0; |
6655 | ||
6656 | /* primary MAC */ | |
6657 | config->config_table[0].msb_mac_addr = | |
6658 | swab16(*(u16 *)&bp->dev->dev_addr[0]); | |
6659 | config->config_table[0].middle_mac_addr = | |
6660 | swab16(*(u16 *)&bp->dev->dev_addr[2]); | |
6661 | config->config_table[0].lsb_mac_addr = | |
6662 | swab16(*(u16 *)&bp->dev->dev_addr[4]); | |
6663 | config->config_table[0].client_id = BP_L_ID(bp); | |
6664 | config->config_table[0].vlan_id = 0; | |
6665 | config->config_table[0].e1hov_id = cpu_to_le16(bp->e1hov); | |
3101c2bc YG |
6666 | if (set) |
6667 | config->config_table[0].flags = BP_PORT(bp); | |
6668 | else | |
6669 | config->config_table[0].flags = | |
6670 | MAC_CONFIGURATION_ENTRY_E1H_ACTION_TYPE; | |
34f80b04 | 6671 | |
3101c2bc YG |
6672 | DP(NETIF_MSG_IFUP, "%s MAC (%04x:%04x:%04x) E1HOV %d CLID %d\n", |
6673 | (set ? "setting" : "clearing"), | |
34f80b04 EG |
6674 | config->config_table[0].msb_mac_addr, |
6675 | config->config_table[0].middle_mac_addr, | |
6676 | config->config_table[0].lsb_mac_addr, bp->e1hov, BP_L_ID(bp)); | |
6677 | ||
6678 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_SET_MAC, 0, | |
6679 | U64_HI(bnx2x_sp_mapping(bp, mac_config)), | |
6680 | U64_LO(bnx2x_sp_mapping(bp, mac_config)), 0); | |
6681 | } | |
6682 | ||
a2fbb9ea ET |
6683 | static int bnx2x_wait_ramrod(struct bnx2x *bp, int state, int idx, |
6684 | int *state_p, int poll) | |
6685 | { | |
6686 | /* can take a while if any port is running */ | |
8b3a0f0b | 6687 | int cnt = 5000; |
a2fbb9ea | 6688 | |
c14423fe ET |
6689 | DP(NETIF_MSG_IFUP, "%s for state to become %x on IDX [%d]\n", |
6690 | poll ? "polling" : "waiting", state, idx); | |
a2fbb9ea ET |
6691 | |
6692 | might_sleep(); | |
34f80b04 | 6693 | while (cnt--) { |
a2fbb9ea ET |
6694 | if (poll) { |
6695 | bnx2x_rx_int(bp->fp, 10); | |
34f80b04 EG |
6696 | /* if index is different from 0 |
6697 | * the reply for some commands will | |
3101c2bc | 6698 | * be on the non default queue |
a2fbb9ea ET |
6699 | */ |
6700 | if (idx) | |
6701 | bnx2x_rx_int(&bp->fp[idx], 10); | |
6702 | } | |
a2fbb9ea | 6703 | |
3101c2bc | 6704 | mb(); /* state is changed by bnx2x_sp_event() */ |
8b3a0f0b EG |
6705 | if (*state_p == state) { |
6706 | #ifdef BNX2X_STOP_ON_ERROR | |
6707 | DP(NETIF_MSG_IFUP, "exit (cnt %d)\n", 5000 - cnt); | |
6708 | #endif | |
a2fbb9ea | 6709 | return 0; |
8b3a0f0b | 6710 | } |
a2fbb9ea | 6711 | |
a2fbb9ea | 6712 | msleep(1); |
a2fbb9ea ET |
6713 | } |
6714 | ||
a2fbb9ea | 6715 | /* timeout! */ |
49d66772 ET |
6716 | BNX2X_ERR("timeout %s for state %x on IDX [%d]\n", |
6717 | poll ? "polling" : "waiting", state, idx); | |
34f80b04 EG |
6718 | #ifdef BNX2X_STOP_ON_ERROR |
6719 | bnx2x_panic(); | |
6720 | #endif | |
a2fbb9ea | 6721 | |
49d66772 | 6722 | return -EBUSY; |
a2fbb9ea ET |
6723 | } |
6724 | ||
6725 | static int bnx2x_setup_leading(struct bnx2x *bp) | |
6726 | { | |
34f80b04 | 6727 | int rc; |
a2fbb9ea | 6728 | |
c14423fe | 6729 | /* reset IGU state */ |
34f80b04 | 6730 | bnx2x_ack_sb(bp, bp->fp[0].sb_id, CSTORM_ID, 0, IGU_INT_ENABLE, 0); |
a2fbb9ea ET |
6731 | |
6732 | /* SETUP ramrod */ | |
6733 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_PORT_SETUP, 0, 0, 0, 0); | |
6734 | ||
34f80b04 EG |
6735 | /* Wait for completion */ |
6736 | rc = bnx2x_wait_ramrod(bp, BNX2X_STATE_OPEN, 0, &(bp->state), 0); | |
a2fbb9ea | 6737 | |
34f80b04 | 6738 | return rc; |
a2fbb9ea ET |
6739 | } |
6740 | ||
6741 | static int bnx2x_setup_multi(struct bnx2x *bp, int index) | |
6742 | { | |
555f6c78 EG |
6743 | struct bnx2x_fastpath *fp = &bp->fp[index]; |
6744 | ||
a2fbb9ea | 6745 | /* reset IGU state */ |
555f6c78 | 6746 | bnx2x_ack_sb(bp, fp->sb_id, CSTORM_ID, 0, IGU_INT_ENABLE, 0); |
a2fbb9ea | 6747 | |
228241eb | 6748 | /* SETUP ramrod */ |
555f6c78 EG |
6749 | fp->state = BNX2X_FP_STATE_OPENING; |
6750 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_CLIENT_SETUP, index, 0, | |
6751 | fp->cl_id, 0); | |
a2fbb9ea ET |
6752 | |
6753 | /* Wait for completion */ | |
6754 | return bnx2x_wait_ramrod(bp, BNX2X_FP_STATE_OPEN, index, | |
555f6c78 | 6755 | &(fp->state), 0); |
a2fbb9ea ET |
6756 | } |
6757 | ||
a2fbb9ea | 6758 | static int bnx2x_poll(struct napi_struct *napi, int budget); |
a2fbb9ea | 6759 | |
8badd27a | 6760 | static void bnx2x_set_int_mode(struct bnx2x *bp) |
a2fbb9ea | 6761 | { |
555f6c78 | 6762 | int num_queues; |
a2fbb9ea | 6763 | |
8badd27a EG |
6764 | switch (int_mode) { |
6765 | case INT_MODE_INTx: | |
6766 | case INT_MODE_MSI: | |
555f6c78 EG |
6767 | num_queues = 1; |
6768 | bp->num_rx_queues = num_queues; | |
6769 | bp->num_tx_queues = num_queues; | |
6770 | DP(NETIF_MSG_IFUP, | |
6771 | "set number of queues to %d\n", num_queues); | |
8badd27a EG |
6772 | break; |
6773 | ||
6774 | case INT_MODE_MSIX: | |
6775 | default: | |
555f6c78 EG |
6776 | if (bp->multi_mode == ETH_RSS_MODE_REGULAR) |
6777 | num_queues = min_t(u32, num_online_cpus(), | |
6778 | BNX2X_MAX_QUEUES(bp)); | |
34f80b04 | 6779 | else |
555f6c78 EG |
6780 | num_queues = 1; |
6781 | bp->num_rx_queues = num_queues; | |
6782 | bp->num_tx_queues = num_queues; | |
6783 | DP(NETIF_MSG_IFUP, "set number of rx queues to %d" | |
6784 | " number of tx queues to %d\n", | |
6785 | bp->num_rx_queues, bp->num_tx_queues); | |
2dfe0e1f EG |
6786 | /* if we can't use MSI-X we only need one fp, |
6787 | * so try to enable MSI-X with the requested number of fp's | |
6788 | * and fallback to MSI or legacy INTx with one fp | |
6789 | */ | |
8badd27a | 6790 | if (bnx2x_enable_msix(bp)) { |
34f80b04 | 6791 | /* failed to enable MSI-X */ |
555f6c78 EG |
6792 | num_queues = 1; |
6793 | bp->num_rx_queues = num_queues; | |
6794 | bp->num_tx_queues = num_queues; | |
6795 | if (bp->multi_mode) | |
6796 | BNX2X_ERR("Multi requested but failed to " | |
6797 | "enable MSI-X set number of " | |
6798 | "queues to %d\n", num_queues); | |
a2fbb9ea | 6799 | } |
8badd27a | 6800 | break; |
a2fbb9ea | 6801 | } |
555f6c78 | 6802 | bp->dev->real_num_tx_queues = bp->num_tx_queues; |
8badd27a EG |
6803 | } |
6804 | ||
6805 | static void bnx2x_set_rx_mode(struct net_device *dev); | |
6806 | ||
6807 | /* must be called with rtnl_lock */ | |
6808 | static int bnx2x_nic_load(struct bnx2x *bp, int load_mode) | |
6809 | { | |
6810 | u32 load_code; | |
6811 | int i, rc = 0; | |
6812 | #ifdef BNX2X_STOP_ON_ERROR | |
6813 | DP(NETIF_MSG_IFUP, "enter load_mode %d\n", load_mode); | |
6814 | if (unlikely(bp->panic)) | |
6815 | return -EPERM; | |
6816 | #endif | |
6817 | ||
6818 | bp->state = BNX2X_STATE_OPENING_WAIT4_LOAD; | |
6819 | ||
6820 | bnx2x_set_int_mode(bp); | |
c14423fe | 6821 | |
a2fbb9ea ET |
6822 | if (bnx2x_alloc_mem(bp)) |
6823 | return -ENOMEM; | |
6824 | ||
555f6c78 | 6825 | for_each_rx_queue(bp, i) |
7a9b2557 VZ |
6826 | bnx2x_fp(bp, i, disable_tpa) = |
6827 | ((bp->flags & TPA_ENABLE_FLAG) == 0); | |
6828 | ||
555f6c78 | 6829 | for_each_rx_queue(bp, i) |
2dfe0e1f EG |
6830 | netif_napi_add(bp->dev, &bnx2x_fp(bp, i, napi), |
6831 | bnx2x_poll, 128); | |
6832 | ||
6833 | #ifdef BNX2X_STOP_ON_ERROR | |
555f6c78 | 6834 | for_each_rx_queue(bp, i) { |
2dfe0e1f EG |
6835 | struct bnx2x_fastpath *fp = &bp->fp[i]; |
6836 | ||
6837 | fp->poll_no_work = 0; | |
6838 | fp->poll_calls = 0; | |
6839 | fp->poll_max_calls = 0; | |
6840 | fp->poll_complete = 0; | |
6841 | fp->poll_exit = 0; | |
6842 | } | |
6843 | #endif | |
6844 | bnx2x_napi_enable(bp); | |
6845 | ||
34f80b04 EG |
6846 | if (bp->flags & USING_MSIX_FLAG) { |
6847 | rc = bnx2x_req_msix_irqs(bp); | |
6848 | if (rc) { | |
6849 | pci_disable_msix(bp->pdev); | |
2dfe0e1f | 6850 | goto load_error1; |
34f80b04 EG |
6851 | } |
6852 | } else { | |
8badd27a EG |
6853 | if ((rc != -ENOMEM) && (int_mode != INT_MODE_INTx)) |
6854 | bnx2x_enable_msi(bp); | |
34f80b04 EG |
6855 | bnx2x_ack_int(bp); |
6856 | rc = bnx2x_req_irq(bp); | |
6857 | if (rc) { | |
2dfe0e1f | 6858 | BNX2X_ERR("IRQ request failed rc %d, aborting\n", rc); |
8badd27a EG |
6859 | if (bp->flags & USING_MSI_FLAG) |
6860 | pci_disable_msi(bp->pdev); | |
2dfe0e1f | 6861 | goto load_error1; |
a2fbb9ea | 6862 | } |
8badd27a EG |
6863 | if (bp->flags & USING_MSI_FLAG) { |
6864 | bp->dev->irq = bp->pdev->irq; | |
6865 | printk(KERN_INFO PFX "%s: using MSI IRQ %d\n", | |
6866 | bp->dev->name, bp->pdev->irq); | |
6867 | } | |
a2fbb9ea ET |
6868 | } |
6869 | ||
2dfe0e1f EG |
6870 | /* Send LOAD_REQUEST command to MCP |
6871 | Returns the type of LOAD command: | |
6872 | if it is the first port to be initialized | |
6873 | common blocks should be initialized, otherwise - not | |
6874 | */ | |
6875 | if (!BP_NOMCP(bp)) { | |
6876 | load_code = bnx2x_fw_command(bp, DRV_MSG_CODE_LOAD_REQ); | |
6877 | if (!load_code) { | |
6878 | BNX2X_ERR("MCP response failure, aborting\n"); | |
6879 | rc = -EBUSY; | |
6880 | goto load_error2; | |
6881 | } | |
6882 | if (load_code == FW_MSG_CODE_DRV_LOAD_REFUSED) { | |
6883 | rc = -EBUSY; /* other port in diagnostic mode */ | |
6884 | goto load_error2; | |
6885 | } | |
6886 | ||
6887 | } else { | |
6888 | int port = BP_PORT(bp); | |
6889 | ||
f5372251 | 6890 | DP(NETIF_MSG_IFUP, "NO MCP - load counts %d, %d, %d\n", |
2dfe0e1f EG |
6891 | load_count[0], load_count[1], load_count[2]); |
6892 | load_count[0]++; | |
6893 | load_count[1 + port]++; | |
f5372251 | 6894 | DP(NETIF_MSG_IFUP, "NO MCP - new load counts %d, %d, %d\n", |
2dfe0e1f EG |
6895 | load_count[0], load_count[1], load_count[2]); |
6896 | if (load_count[0] == 1) | |
6897 | load_code = FW_MSG_CODE_DRV_LOAD_COMMON; | |
6898 | else if (load_count[1 + port] == 1) | |
6899 | load_code = FW_MSG_CODE_DRV_LOAD_PORT; | |
6900 | else | |
6901 | load_code = FW_MSG_CODE_DRV_LOAD_FUNCTION; | |
6902 | } | |
6903 | ||
6904 | if ((load_code == FW_MSG_CODE_DRV_LOAD_COMMON) || | |
6905 | (load_code == FW_MSG_CODE_DRV_LOAD_PORT)) | |
6906 | bp->port.pmf = 1; | |
6907 | else | |
6908 | bp->port.pmf = 0; | |
6909 | DP(NETIF_MSG_LINK, "pmf %d\n", bp->port.pmf); | |
a2fbb9ea | 6910 | |
a2fbb9ea | 6911 | /* Initialize HW */ |
34f80b04 EG |
6912 | rc = bnx2x_init_hw(bp, load_code); |
6913 | if (rc) { | |
a2fbb9ea | 6914 | BNX2X_ERR("HW init failed, aborting\n"); |
2dfe0e1f | 6915 | goto load_error2; |
a2fbb9ea ET |
6916 | } |
6917 | ||
a2fbb9ea | 6918 | /* Setup NIC internals and enable interrupts */ |
471de716 | 6919 | bnx2x_nic_init(bp, load_code); |
a2fbb9ea ET |
6920 | |
6921 | /* Send LOAD_DONE command to MCP */ | |
34f80b04 | 6922 | if (!BP_NOMCP(bp)) { |
228241eb ET |
6923 | load_code = bnx2x_fw_command(bp, DRV_MSG_CODE_LOAD_DONE); |
6924 | if (!load_code) { | |
da5a662a | 6925 | BNX2X_ERR("MCP response failure, aborting\n"); |
34f80b04 | 6926 | rc = -EBUSY; |
2dfe0e1f | 6927 | goto load_error3; |
a2fbb9ea ET |
6928 | } |
6929 | } | |
6930 | ||
6931 | bp->state = BNX2X_STATE_OPENING_WAIT4_PORT; | |
6932 | ||
34f80b04 EG |
6933 | rc = bnx2x_setup_leading(bp); |
6934 | if (rc) { | |
da5a662a | 6935 | BNX2X_ERR("Setup leading failed!\n"); |
2dfe0e1f | 6936 | goto load_error3; |
34f80b04 | 6937 | } |
a2fbb9ea | 6938 | |
34f80b04 EG |
6939 | if (CHIP_IS_E1H(bp)) |
6940 | if (bp->mf_config & FUNC_MF_CFG_FUNC_DISABLED) { | |
f5372251 | 6941 | DP(NETIF_MSG_IFUP, "mf_cfg function disabled\n"); |
34f80b04 EG |
6942 | bp->state = BNX2X_STATE_DISABLED; |
6943 | } | |
a2fbb9ea | 6944 | |
34f80b04 EG |
6945 | if (bp->state == BNX2X_STATE_OPEN) |
6946 | for_each_nondefault_queue(bp, i) { | |
6947 | rc = bnx2x_setup_multi(bp, i); | |
6948 | if (rc) | |
2dfe0e1f | 6949 | goto load_error3; |
34f80b04 | 6950 | } |
a2fbb9ea | 6951 | |
34f80b04 | 6952 | if (CHIP_IS_E1(bp)) |
3101c2bc | 6953 | bnx2x_set_mac_addr_e1(bp, 1); |
34f80b04 | 6954 | else |
3101c2bc | 6955 | bnx2x_set_mac_addr_e1h(bp, 1); |
34f80b04 EG |
6956 | |
6957 | if (bp->port.pmf) | |
b5bf9068 | 6958 | bnx2x_initial_phy_init(bp, load_mode); |
a2fbb9ea ET |
6959 | |
6960 | /* Start fast path */ | |
34f80b04 EG |
6961 | switch (load_mode) { |
6962 | case LOAD_NORMAL: | |
6963 | /* Tx queue should be only reenabled */ | |
555f6c78 | 6964 | netif_tx_wake_all_queues(bp->dev); |
2dfe0e1f | 6965 | /* Initialize the receive filter. */ |
34f80b04 EG |
6966 | bnx2x_set_rx_mode(bp->dev); |
6967 | break; | |
6968 | ||
6969 | case LOAD_OPEN: | |
555f6c78 | 6970 | netif_tx_start_all_queues(bp->dev); |
2dfe0e1f | 6971 | /* Initialize the receive filter. */ |
34f80b04 | 6972 | bnx2x_set_rx_mode(bp->dev); |
34f80b04 | 6973 | break; |
a2fbb9ea | 6974 | |
34f80b04 | 6975 | case LOAD_DIAG: |
2dfe0e1f | 6976 | /* Initialize the receive filter. */ |
a2fbb9ea | 6977 | bnx2x_set_rx_mode(bp->dev); |
34f80b04 EG |
6978 | bp->state = BNX2X_STATE_DIAG; |
6979 | break; | |
6980 | ||
6981 | default: | |
6982 | break; | |
a2fbb9ea ET |
6983 | } |
6984 | ||
34f80b04 EG |
6985 | if (!bp->port.pmf) |
6986 | bnx2x__link_status_update(bp); | |
6987 | ||
a2fbb9ea ET |
6988 | /* start the timer */ |
6989 | mod_timer(&bp->timer, jiffies + bp->current_interval); | |
6990 | ||
34f80b04 | 6991 | |
a2fbb9ea ET |
6992 | return 0; |
6993 | ||
2dfe0e1f EG |
6994 | load_error3: |
6995 | bnx2x_int_disable_sync(bp, 1); | |
6996 | if (!BP_NOMCP(bp)) { | |
6997 | bnx2x_fw_command(bp, DRV_MSG_CODE_UNLOAD_REQ_WOL_MCP); | |
6998 | bnx2x_fw_command(bp, DRV_MSG_CODE_UNLOAD_DONE); | |
6999 | } | |
7000 | bp->port.pmf = 0; | |
7a9b2557 VZ |
7001 | /* Free SKBs, SGEs, TPA pool and driver internals */ |
7002 | bnx2x_free_skbs(bp); | |
555f6c78 | 7003 | for_each_rx_queue(bp, i) |
3196a88a | 7004 | bnx2x_free_rx_sge_range(bp, bp->fp + i, NUM_RX_SGE); |
2dfe0e1f | 7005 | load_error2: |
d1014634 YG |
7006 | /* Release IRQs */ |
7007 | bnx2x_free_irq(bp); | |
2dfe0e1f EG |
7008 | load_error1: |
7009 | bnx2x_napi_disable(bp); | |
555f6c78 | 7010 | for_each_rx_queue(bp, i) |
7cde1c8b | 7011 | netif_napi_del(&bnx2x_fp(bp, i, napi)); |
a2fbb9ea ET |
7012 | bnx2x_free_mem(bp); |
7013 | ||
34f80b04 | 7014 | return rc; |
a2fbb9ea ET |
7015 | } |
7016 | ||
7017 | static int bnx2x_stop_multi(struct bnx2x *bp, int index) | |
7018 | { | |
555f6c78 | 7019 | struct bnx2x_fastpath *fp = &bp->fp[index]; |
a2fbb9ea ET |
7020 | int rc; |
7021 | ||
c14423fe | 7022 | /* halt the connection */ |
555f6c78 EG |
7023 | fp->state = BNX2X_FP_STATE_HALTING; |
7024 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_HALT, index, 0, fp->cl_id, 0); | |
a2fbb9ea | 7025 | |
34f80b04 | 7026 | /* Wait for completion */ |
a2fbb9ea | 7027 | rc = bnx2x_wait_ramrod(bp, BNX2X_FP_STATE_HALTED, index, |
555f6c78 | 7028 | &(fp->state), 1); |
c14423fe | 7029 | if (rc) /* timeout */ |
a2fbb9ea ET |
7030 | return rc; |
7031 | ||
7032 | /* delete cfc entry */ | |
7033 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_CFC_DEL, index, 0, 0, 1); | |
7034 | ||
34f80b04 EG |
7035 | /* Wait for completion */ |
7036 | rc = bnx2x_wait_ramrod(bp, BNX2X_FP_STATE_CLOSED, index, | |
555f6c78 | 7037 | &(fp->state), 1); |
34f80b04 | 7038 | return rc; |
a2fbb9ea ET |
7039 | } |
7040 | ||
da5a662a | 7041 | static int bnx2x_stop_leading(struct bnx2x *bp) |
a2fbb9ea | 7042 | { |
4781bfad | 7043 | __le16 dsb_sp_prod_idx; |
c14423fe | 7044 | /* if the other port is handling traffic, |
a2fbb9ea | 7045 | this can take a lot of time */ |
34f80b04 EG |
7046 | int cnt = 500; |
7047 | int rc; | |
a2fbb9ea ET |
7048 | |
7049 | might_sleep(); | |
7050 | ||
7051 | /* Send HALT ramrod */ | |
7052 | bp->fp[0].state = BNX2X_FP_STATE_HALTING; | |
0626b899 | 7053 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_HALT, 0, 0, bp->fp->cl_id, 0); |
a2fbb9ea | 7054 | |
34f80b04 EG |
7055 | /* Wait for completion */ |
7056 | rc = bnx2x_wait_ramrod(bp, BNX2X_FP_STATE_HALTED, 0, | |
7057 | &(bp->fp[0].state), 1); | |
7058 | if (rc) /* timeout */ | |
da5a662a | 7059 | return rc; |
a2fbb9ea | 7060 | |
49d66772 | 7061 | dsb_sp_prod_idx = *bp->dsb_sp_prod; |
a2fbb9ea | 7062 | |
228241eb | 7063 | /* Send PORT_DELETE ramrod */ |
a2fbb9ea ET |
7064 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_PORT_DEL, 0, 0, 0, 1); |
7065 | ||
49d66772 | 7066 | /* Wait for completion to arrive on default status block |
a2fbb9ea ET |
7067 | we are going to reset the chip anyway |
7068 | so there is not much to do if this times out | |
7069 | */ | |
34f80b04 | 7070 | while (dsb_sp_prod_idx == *bp->dsb_sp_prod) { |
34f80b04 EG |
7071 | if (!cnt) { |
7072 | DP(NETIF_MSG_IFDOWN, "timeout waiting for port del " | |
7073 | "dsb_sp_prod 0x%x != dsb_sp_prod_idx 0x%x\n", | |
7074 | *bp->dsb_sp_prod, dsb_sp_prod_idx); | |
7075 | #ifdef BNX2X_STOP_ON_ERROR | |
7076 | bnx2x_panic(); | |
7077 | #endif | |
36e552ab | 7078 | rc = -EBUSY; |
34f80b04 EG |
7079 | break; |
7080 | } | |
7081 | cnt--; | |
da5a662a | 7082 | msleep(1); |
5650d9d4 | 7083 | rmb(); /* Refresh the dsb_sp_prod */ |
49d66772 ET |
7084 | } |
7085 | bp->state = BNX2X_STATE_CLOSING_WAIT4_UNLOAD; | |
7086 | bp->fp[0].state = BNX2X_FP_STATE_CLOSED; | |
da5a662a VZ |
7087 | |
7088 | return rc; | |
a2fbb9ea ET |
7089 | } |
7090 | ||
34f80b04 EG |
7091 | static void bnx2x_reset_func(struct bnx2x *bp) |
7092 | { | |
7093 | int port = BP_PORT(bp); | |
7094 | int func = BP_FUNC(bp); | |
7095 | int base, i; | |
7096 | ||
7097 | /* Configure IGU */ | |
7098 | REG_WR(bp, HC_REG_LEADING_EDGE_0 + port*8, 0); | |
7099 | REG_WR(bp, HC_REG_TRAILING_EDGE_0 + port*8, 0); | |
7100 | ||
34f80b04 EG |
7101 | /* Clear ILT */ |
7102 | base = FUNC_ILT_BASE(func); | |
7103 | for (i = base; i < base + ILT_PER_FUNC; i++) | |
7104 | bnx2x_ilt_wr(bp, i, 0); | |
7105 | } | |
7106 | ||
7107 | static void bnx2x_reset_port(struct bnx2x *bp) | |
7108 | { | |
7109 | int port = BP_PORT(bp); | |
7110 | u32 val; | |
7111 | ||
7112 | REG_WR(bp, NIG_REG_MASK_INTERRUPT_PORT0 + port*4, 0); | |
7113 | ||
7114 | /* Do not rcv packets to BRB */ | |
7115 | REG_WR(bp, NIG_REG_LLH0_BRB1_DRV_MASK + port*4, 0x0); | |
7116 | /* Do not direct rcv packets that are not for MCP to the BRB */ | |
7117 | REG_WR(bp, (port ? NIG_REG_LLH1_BRB1_NOT_MCP : | |
7118 | NIG_REG_LLH0_BRB1_NOT_MCP), 0x0); | |
7119 | ||
7120 | /* Configure AEU */ | |
7121 | REG_WR(bp, MISC_REG_AEU_MASK_ATTN_FUNC_0 + port*4, 0); | |
7122 | ||
7123 | msleep(100); | |
7124 | /* Check for BRB port occupancy */ | |
7125 | val = REG_RD(bp, BRB1_REG_PORT_NUM_OCC_BLOCKS_0 + port*4); | |
7126 | if (val) | |
7127 | DP(NETIF_MSG_IFDOWN, | |
33471629 | 7128 | "BRB1 is not empty %d blocks are occupied\n", val); |
34f80b04 EG |
7129 | |
7130 | /* TODO: Close Doorbell port? */ | |
7131 | } | |
7132 | ||
34f80b04 EG |
7133 | static void bnx2x_reset_chip(struct bnx2x *bp, u32 reset_code) |
7134 | { | |
7135 | DP(BNX2X_MSG_MCP, "function %d reset_code %x\n", | |
7136 | BP_FUNC(bp), reset_code); | |
7137 | ||
7138 | switch (reset_code) { | |
7139 | case FW_MSG_CODE_DRV_UNLOAD_COMMON: | |
7140 | bnx2x_reset_port(bp); | |
7141 | bnx2x_reset_func(bp); | |
7142 | bnx2x_reset_common(bp); | |
7143 | break; | |
7144 | ||
7145 | case FW_MSG_CODE_DRV_UNLOAD_PORT: | |
7146 | bnx2x_reset_port(bp); | |
7147 | bnx2x_reset_func(bp); | |
7148 | break; | |
7149 | ||
7150 | case FW_MSG_CODE_DRV_UNLOAD_FUNCTION: | |
7151 | bnx2x_reset_func(bp); | |
7152 | break; | |
49d66772 | 7153 | |
34f80b04 EG |
7154 | default: |
7155 | BNX2X_ERR("Unknown reset_code (0x%x) from MCP\n", reset_code); | |
7156 | break; | |
7157 | } | |
7158 | } | |
7159 | ||
33471629 | 7160 | /* must be called with rtnl_lock */ |
34f80b04 | 7161 | static int bnx2x_nic_unload(struct bnx2x *bp, int unload_mode) |
a2fbb9ea | 7162 | { |
da5a662a | 7163 | int port = BP_PORT(bp); |
a2fbb9ea | 7164 | u32 reset_code = 0; |
da5a662a | 7165 | int i, cnt, rc; |
a2fbb9ea ET |
7166 | |
7167 | bp->state = BNX2X_STATE_CLOSING_WAIT4_HALT; | |
7168 | ||
228241eb ET |
7169 | bp->rx_mode = BNX2X_RX_MODE_NONE; |
7170 | bnx2x_set_storm_rx_mode(bp); | |
a2fbb9ea | 7171 | |
f8ef6e44 | 7172 | bnx2x_netif_stop(bp, 1); |
e94d8af3 | 7173 | |
34f80b04 EG |
7174 | del_timer_sync(&bp->timer); |
7175 | SHMEM_WR(bp, func_mb[BP_FUNC(bp)].drv_pulse_mb, | |
7176 | (DRV_PULSE_ALWAYS_ALIVE | bp->fw_drv_pulse_wr_seq)); | |
bb2a0f7a | 7177 | bnx2x_stats_handle(bp, STATS_EVENT_STOP); |
34f80b04 | 7178 | |
70b9986c EG |
7179 | /* Release IRQs */ |
7180 | bnx2x_free_irq(bp); | |
7181 | ||
555f6c78 EG |
7182 | /* Wait until tx fastpath tasks complete */ |
7183 | for_each_tx_queue(bp, i) { | |
228241eb ET |
7184 | struct bnx2x_fastpath *fp = &bp->fp[i]; |
7185 | ||
34f80b04 | 7186 | cnt = 1000; |
e8b5fc51 | 7187 | while (bnx2x_has_tx_work_unload(fp)) { |
da5a662a | 7188 | |
7961f791 | 7189 | bnx2x_tx_int(fp); |
34f80b04 EG |
7190 | if (!cnt) { |
7191 | BNX2X_ERR("timeout waiting for queue[%d]\n", | |
7192 | i); | |
7193 | #ifdef BNX2X_STOP_ON_ERROR | |
7194 | bnx2x_panic(); | |
7195 | return -EBUSY; | |
7196 | #else | |
7197 | break; | |
7198 | #endif | |
7199 | } | |
7200 | cnt--; | |
da5a662a | 7201 | msleep(1); |
34f80b04 | 7202 | } |
228241eb | 7203 | } |
da5a662a VZ |
7204 | /* Give HW time to discard old tx messages */ |
7205 | msleep(1); | |
a2fbb9ea | 7206 | |
3101c2bc YG |
7207 | if (CHIP_IS_E1(bp)) { |
7208 | struct mac_configuration_cmd *config = | |
7209 | bnx2x_sp(bp, mcast_config); | |
7210 | ||
7211 | bnx2x_set_mac_addr_e1(bp, 0); | |
7212 | ||
8d9c5f34 | 7213 | for (i = 0; i < config->hdr.length; i++) |
3101c2bc YG |
7214 | CAM_INVALIDATE(config->config_table[i]); |
7215 | ||
8d9c5f34 | 7216 | config->hdr.length = i; |
3101c2bc YG |
7217 | if (CHIP_REV_IS_SLOW(bp)) |
7218 | config->hdr.offset = BNX2X_MAX_EMUL_MULTI*(1 + port); | |
7219 | else | |
7220 | config->hdr.offset = BNX2X_MAX_MULTICAST*(1 + port); | |
0626b899 | 7221 | config->hdr.client_id = bp->fp->cl_id; |
3101c2bc YG |
7222 | config->hdr.reserved1 = 0; |
7223 | ||
7224 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_SET_MAC, 0, | |
7225 | U64_HI(bnx2x_sp_mapping(bp, mcast_config)), | |
7226 | U64_LO(bnx2x_sp_mapping(bp, mcast_config)), 0); | |
7227 | ||
7228 | } else { /* E1H */ | |
65abd74d YG |
7229 | REG_WR(bp, NIG_REG_LLH0_FUNC_EN + port*8, 0); |
7230 | ||
3101c2bc YG |
7231 | bnx2x_set_mac_addr_e1h(bp, 0); |
7232 | ||
7233 | for (i = 0; i < MC_HASH_SIZE; i++) | |
7234 | REG_WR(bp, MC_HASH_OFFSET(bp, i), 0); | |
7235 | } | |
7236 | ||
65abd74d YG |
7237 | if (unload_mode == UNLOAD_NORMAL) |
7238 | reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_DIS; | |
7239 | ||
7240 | else if (bp->flags & NO_WOL_FLAG) { | |
7241 | reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_MCP; | |
7242 | if (CHIP_IS_E1H(bp)) | |
7243 | REG_WR(bp, MISC_REG_E1HMF_MODE, 0); | |
7244 | ||
7245 | } else if (bp->wol) { | |
7246 | u32 emac_base = port ? GRCBASE_EMAC1 : GRCBASE_EMAC0; | |
7247 | u8 *mac_addr = bp->dev->dev_addr; | |
7248 | u32 val; | |
7249 | /* The mac address is written to entries 1-4 to | |
7250 | preserve entry 0 which is used by the PMF */ | |
7251 | u8 entry = (BP_E1HVN(bp) + 1)*8; | |
7252 | ||
7253 | val = (mac_addr[0] << 8) | mac_addr[1]; | |
7254 | EMAC_WR(bp, EMAC_REG_EMAC_MAC_MATCH + entry, val); | |
7255 | ||
7256 | val = (mac_addr[2] << 24) | (mac_addr[3] << 16) | | |
7257 | (mac_addr[4] << 8) | mac_addr[5]; | |
7258 | EMAC_WR(bp, EMAC_REG_EMAC_MAC_MATCH + entry + 4, val); | |
7259 | ||
7260 | reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_EN; | |
7261 | ||
7262 | } else | |
7263 | reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_DIS; | |
da5a662a | 7264 | |
34f80b04 EG |
7265 | /* Close multi and leading connections |
7266 | Completions for ramrods are collected in a synchronous way */ | |
a2fbb9ea ET |
7267 | for_each_nondefault_queue(bp, i) |
7268 | if (bnx2x_stop_multi(bp, i)) | |
228241eb | 7269 | goto unload_error; |
a2fbb9ea | 7270 | |
da5a662a VZ |
7271 | rc = bnx2x_stop_leading(bp); |
7272 | if (rc) { | |
34f80b04 | 7273 | BNX2X_ERR("Stop leading failed!\n"); |
da5a662a | 7274 | #ifdef BNX2X_STOP_ON_ERROR |
34f80b04 | 7275 | return -EBUSY; |
da5a662a VZ |
7276 | #else |
7277 | goto unload_error; | |
34f80b04 | 7278 | #endif |
228241eb ET |
7279 | } |
7280 | ||
7281 | unload_error: | |
34f80b04 | 7282 | if (!BP_NOMCP(bp)) |
228241eb | 7283 | reset_code = bnx2x_fw_command(bp, reset_code); |
34f80b04 | 7284 | else { |
f5372251 | 7285 | DP(NETIF_MSG_IFDOWN, "NO MCP - load counts %d, %d, %d\n", |
34f80b04 EG |
7286 | load_count[0], load_count[1], load_count[2]); |
7287 | load_count[0]--; | |
da5a662a | 7288 | load_count[1 + port]--; |
f5372251 | 7289 | DP(NETIF_MSG_IFDOWN, "NO MCP - new load counts %d, %d, %d\n", |
34f80b04 EG |
7290 | load_count[0], load_count[1], load_count[2]); |
7291 | if (load_count[0] == 0) | |
7292 | reset_code = FW_MSG_CODE_DRV_UNLOAD_COMMON; | |
da5a662a | 7293 | else if (load_count[1 + port] == 0) |
34f80b04 EG |
7294 | reset_code = FW_MSG_CODE_DRV_UNLOAD_PORT; |
7295 | else | |
7296 | reset_code = FW_MSG_CODE_DRV_UNLOAD_FUNCTION; | |
7297 | } | |
a2fbb9ea | 7298 | |
34f80b04 EG |
7299 | if ((reset_code == FW_MSG_CODE_DRV_UNLOAD_COMMON) || |
7300 | (reset_code == FW_MSG_CODE_DRV_UNLOAD_PORT)) | |
7301 | bnx2x__link_reset(bp); | |
a2fbb9ea ET |
7302 | |
7303 | /* Reset the chip */ | |
228241eb | 7304 | bnx2x_reset_chip(bp, reset_code); |
a2fbb9ea ET |
7305 | |
7306 | /* Report UNLOAD_DONE to MCP */ | |
34f80b04 | 7307 | if (!BP_NOMCP(bp)) |
a2fbb9ea | 7308 | bnx2x_fw_command(bp, DRV_MSG_CODE_UNLOAD_DONE); |
356e2385 | 7309 | |
9a035440 | 7310 | bp->port.pmf = 0; |
a2fbb9ea | 7311 | |
7a9b2557 | 7312 | /* Free SKBs, SGEs, TPA pool and driver internals */ |
a2fbb9ea | 7313 | bnx2x_free_skbs(bp); |
555f6c78 | 7314 | for_each_rx_queue(bp, i) |
3196a88a | 7315 | bnx2x_free_rx_sge_range(bp, bp->fp + i, NUM_RX_SGE); |
555f6c78 | 7316 | for_each_rx_queue(bp, i) |
7cde1c8b | 7317 | netif_napi_del(&bnx2x_fp(bp, i, napi)); |
a2fbb9ea ET |
7318 | bnx2x_free_mem(bp); |
7319 | ||
7320 | bp->state = BNX2X_STATE_CLOSED; | |
228241eb | 7321 | |
a2fbb9ea ET |
7322 | netif_carrier_off(bp->dev); |
7323 | ||
7324 | return 0; | |
7325 | } | |
7326 | ||
34f80b04 EG |
7327 | static void bnx2x_reset_task(struct work_struct *work) |
7328 | { | |
7329 | struct bnx2x *bp = container_of(work, struct bnx2x, reset_task); | |
7330 | ||
7331 | #ifdef BNX2X_STOP_ON_ERROR | |
7332 | BNX2X_ERR("reset task called but STOP_ON_ERROR defined" | |
7333 | " so reset not done to allow debug dump,\n" | |
7334 | KERN_ERR " you will need to reboot when done\n"); | |
7335 | return; | |
7336 | #endif | |
7337 | ||
7338 | rtnl_lock(); | |
7339 | ||
7340 | if (!netif_running(bp->dev)) | |
7341 | goto reset_task_exit; | |
7342 | ||
7343 | bnx2x_nic_unload(bp, UNLOAD_NORMAL); | |
7344 | bnx2x_nic_load(bp, LOAD_NORMAL); | |
7345 | ||
7346 | reset_task_exit: | |
7347 | rtnl_unlock(); | |
7348 | } | |
7349 | ||
a2fbb9ea ET |
7350 | /* end of nic load/unload */ |
7351 | ||
7352 | /* ethtool_ops */ | |
7353 | ||
7354 | /* | |
7355 | * Init service functions | |
7356 | */ | |
7357 | ||
f1ef27ef EG |
7358 | static inline u32 bnx2x_get_pretend_reg(struct bnx2x *bp, int func) |
7359 | { | |
7360 | switch (func) { | |
7361 | case 0: return PXP2_REG_PGL_PRETEND_FUNC_F0; | |
7362 | case 1: return PXP2_REG_PGL_PRETEND_FUNC_F1; | |
7363 | case 2: return PXP2_REG_PGL_PRETEND_FUNC_F2; | |
7364 | case 3: return PXP2_REG_PGL_PRETEND_FUNC_F3; | |
7365 | case 4: return PXP2_REG_PGL_PRETEND_FUNC_F4; | |
7366 | case 5: return PXP2_REG_PGL_PRETEND_FUNC_F5; | |
7367 | case 6: return PXP2_REG_PGL_PRETEND_FUNC_F6; | |
7368 | case 7: return PXP2_REG_PGL_PRETEND_FUNC_F7; | |
7369 | default: | |
7370 | BNX2X_ERR("Unsupported function index: %d\n", func); | |
7371 | return (u32)(-1); | |
7372 | } | |
7373 | } | |
7374 | ||
7375 | static void bnx2x_undi_int_disable_e1h(struct bnx2x *bp, int orig_func) | |
7376 | { | |
7377 | u32 reg = bnx2x_get_pretend_reg(bp, orig_func), new_val; | |
7378 | ||
7379 | /* Flush all outstanding writes */ | |
7380 | mmiowb(); | |
7381 | ||
7382 | /* Pretend to be function 0 */ | |
7383 | REG_WR(bp, reg, 0); | |
7384 | /* Flush the GRC transaction (in the chip) */ | |
7385 | new_val = REG_RD(bp, reg); | |
7386 | if (new_val != 0) { | |
7387 | BNX2X_ERR("Hmmm... Pretend register wasn't updated: (0,%d)!\n", | |
7388 | new_val); | |
7389 | BUG(); | |
7390 | } | |
7391 | ||
7392 | /* From now we are in the "like-E1" mode */ | |
7393 | bnx2x_int_disable(bp); | |
7394 | ||
7395 | /* Flush all outstanding writes */ | |
7396 | mmiowb(); | |
7397 | ||
7398 | /* Restore the original funtion settings */ | |
7399 | REG_WR(bp, reg, orig_func); | |
7400 | new_val = REG_RD(bp, reg); | |
7401 | if (new_val != orig_func) { | |
7402 | BNX2X_ERR("Hmmm... Pretend register wasn't updated: (%d,%d)!\n", | |
7403 | orig_func, new_val); | |
7404 | BUG(); | |
7405 | } | |
7406 | } | |
7407 | ||
7408 | static inline void bnx2x_undi_int_disable(struct bnx2x *bp, int func) | |
7409 | { | |
7410 | if (CHIP_IS_E1H(bp)) | |
7411 | bnx2x_undi_int_disable_e1h(bp, func); | |
7412 | else | |
7413 | bnx2x_int_disable(bp); | |
7414 | } | |
7415 | ||
34f80b04 EG |
7416 | static void __devinit bnx2x_undi_unload(struct bnx2x *bp) |
7417 | { | |
7418 | u32 val; | |
7419 | ||
7420 | /* Check if there is any driver already loaded */ | |
7421 | val = REG_RD(bp, MISC_REG_UNPREPARED); | |
7422 | if (val == 0x1) { | |
7423 | /* Check if it is the UNDI driver | |
7424 | * UNDI driver initializes CID offset for normal bell to 0x7 | |
7425 | */ | |
4a37fb66 | 7426 | bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_UNDI); |
34f80b04 EG |
7427 | val = REG_RD(bp, DORQ_REG_NORM_CID_OFST); |
7428 | if (val == 0x7) { | |
7429 | u32 reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_DIS; | |
da5a662a | 7430 | /* save our func */ |
34f80b04 | 7431 | int func = BP_FUNC(bp); |
da5a662a VZ |
7432 | u32 swap_en; |
7433 | u32 swap_val; | |
34f80b04 | 7434 | |
b4661739 EG |
7435 | /* clear the UNDI indication */ |
7436 | REG_WR(bp, DORQ_REG_NORM_CID_OFST, 0); | |
7437 | ||
34f80b04 EG |
7438 | BNX2X_DEV_INFO("UNDI is active! reset device\n"); |
7439 | ||
7440 | /* try unload UNDI on port 0 */ | |
7441 | bp->func = 0; | |
da5a662a VZ |
7442 | bp->fw_seq = |
7443 | (SHMEM_RD(bp, func_mb[bp->func].drv_mb_header) & | |
7444 | DRV_MSG_SEQ_NUMBER_MASK); | |
34f80b04 | 7445 | reset_code = bnx2x_fw_command(bp, reset_code); |
34f80b04 EG |
7446 | |
7447 | /* if UNDI is loaded on the other port */ | |
7448 | if (reset_code != FW_MSG_CODE_DRV_UNLOAD_COMMON) { | |
7449 | ||
da5a662a VZ |
7450 | /* send "DONE" for previous unload */ |
7451 | bnx2x_fw_command(bp, DRV_MSG_CODE_UNLOAD_DONE); | |
7452 | ||
7453 | /* unload UNDI on port 1 */ | |
34f80b04 | 7454 | bp->func = 1; |
da5a662a VZ |
7455 | bp->fw_seq = |
7456 | (SHMEM_RD(bp, func_mb[bp->func].drv_mb_header) & | |
7457 | DRV_MSG_SEQ_NUMBER_MASK); | |
7458 | reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_DIS; | |
7459 | ||
7460 | bnx2x_fw_command(bp, reset_code); | |
34f80b04 EG |
7461 | } |
7462 | ||
b4661739 EG |
7463 | /* now it's safe to release the lock */ |
7464 | bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_UNDI); | |
7465 | ||
f1ef27ef | 7466 | bnx2x_undi_int_disable(bp, func); |
da5a662a VZ |
7467 | |
7468 | /* close input traffic and wait for it */ | |
7469 | /* Do not rcv packets to BRB */ | |
7470 | REG_WR(bp, | |
7471 | (BP_PORT(bp) ? NIG_REG_LLH1_BRB1_DRV_MASK : | |
7472 | NIG_REG_LLH0_BRB1_DRV_MASK), 0x0); | |
7473 | /* Do not direct rcv packets that are not for MCP to | |
7474 | * the BRB */ | |
7475 | REG_WR(bp, | |
7476 | (BP_PORT(bp) ? NIG_REG_LLH1_BRB1_NOT_MCP : | |
7477 | NIG_REG_LLH0_BRB1_NOT_MCP), 0x0); | |
7478 | /* clear AEU */ | |
7479 | REG_WR(bp, | |
7480 | (BP_PORT(bp) ? MISC_REG_AEU_MASK_ATTN_FUNC_1 : | |
7481 | MISC_REG_AEU_MASK_ATTN_FUNC_0), 0); | |
7482 | msleep(10); | |
7483 | ||
7484 | /* save NIG port swap info */ | |
7485 | swap_val = REG_RD(bp, NIG_REG_PORT_SWAP); | |
7486 | swap_en = REG_RD(bp, NIG_REG_STRAP_OVERRIDE); | |
34f80b04 EG |
7487 | /* reset device */ |
7488 | REG_WR(bp, | |
7489 | GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_CLEAR, | |
da5a662a | 7490 | 0xd3ffffff); |
34f80b04 EG |
7491 | REG_WR(bp, |
7492 | GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_CLEAR, | |
7493 | 0x1403); | |
da5a662a VZ |
7494 | /* take the NIG out of reset and restore swap values */ |
7495 | REG_WR(bp, | |
7496 | GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_SET, | |
7497 | MISC_REGISTERS_RESET_REG_1_RST_NIG); | |
7498 | REG_WR(bp, NIG_REG_PORT_SWAP, swap_val); | |
7499 | REG_WR(bp, NIG_REG_STRAP_OVERRIDE, swap_en); | |
7500 | ||
7501 | /* send unload done to the MCP */ | |
7502 | bnx2x_fw_command(bp, DRV_MSG_CODE_UNLOAD_DONE); | |
7503 | ||
7504 | /* restore our func and fw_seq */ | |
7505 | bp->func = func; | |
7506 | bp->fw_seq = | |
7507 | (SHMEM_RD(bp, func_mb[bp->func].drv_mb_header) & | |
7508 | DRV_MSG_SEQ_NUMBER_MASK); | |
b4661739 EG |
7509 | |
7510 | } else | |
7511 | bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_UNDI); | |
34f80b04 EG |
7512 | } |
7513 | } | |
7514 | ||
7515 | static void __devinit bnx2x_get_common_hwinfo(struct bnx2x *bp) | |
7516 | { | |
7517 | u32 val, val2, val3, val4, id; | |
72ce58c3 | 7518 | u16 pmc; |
34f80b04 EG |
7519 | |
7520 | /* Get the chip revision id and number. */ | |
7521 | /* chip num:16-31, rev:12-15, metal:4-11, bond_id:0-3 */ | |
7522 | val = REG_RD(bp, MISC_REG_CHIP_NUM); | |
7523 | id = ((val & 0xffff) << 16); | |
7524 | val = REG_RD(bp, MISC_REG_CHIP_REV); | |
7525 | id |= ((val & 0xf) << 12); | |
7526 | val = REG_RD(bp, MISC_REG_CHIP_METAL); | |
7527 | id |= ((val & 0xff) << 4); | |
5a40e08e | 7528 | val = REG_RD(bp, MISC_REG_BOND_ID); |
34f80b04 EG |
7529 | id |= (val & 0xf); |
7530 | bp->common.chip_id = id; | |
7531 | bp->link_params.chip_id = bp->common.chip_id; | |
7532 | BNX2X_DEV_INFO("chip ID is 0x%x\n", id); | |
7533 | ||
1c06328c EG |
7534 | val = (REG_RD(bp, 0x2874) & 0x55); |
7535 | if ((bp->common.chip_id & 0x1) || | |
7536 | (CHIP_IS_E1(bp) && val) || (CHIP_IS_E1H(bp) && (val == 0x55))) { | |
7537 | bp->flags |= ONE_PORT_FLAG; | |
7538 | BNX2X_DEV_INFO("single port device\n"); | |
7539 | } | |
7540 | ||
34f80b04 EG |
7541 | val = REG_RD(bp, MCP_REG_MCPR_NVM_CFG4); |
7542 | bp->common.flash_size = (NVRAM_1MB_SIZE << | |
7543 | (val & MCPR_NVM_CFG4_FLASH_SIZE)); | |
7544 | BNX2X_DEV_INFO("flash_size 0x%x (%d)\n", | |
7545 | bp->common.flash_size, bp->common.flash_size); | |
7546 | ||
7547 | bp->common.shmem_base = REG_RD(bp, MISC_REG_SHARED_MEM_ADDR); | |
7548 | bp->link_params.shmem_base = bp->common.shmem_base; | |
7549 | BNX2X_DEV_INFO("shmem offset is 0x%x\n", bp->common.shmem_base); | |
7550 | ||
7551 | if (!bp->common.shmem_base || | |
7552 | (bp->common.shmem_base < 0xA0000) || | |
7553 | (bp->common.shmem_base >= 0xC0000)) { | |
7554 | BNX2X_DEV_INFO("MCP not active\n"); | |
7555 | bp->flags |= NO_MCP_FLAG; | |
7556 | return; | |
7557 | } | |
7558 | ||
7559 | val = SHMEM_RD(bp, validity_map[BP_PORT(bp)]); | |
7560 | if ((val & (SHR_MEM_VALIDITY_DEV_INFO | SHR_MEM_VALIDITY_MB)) | |
7561 | != (SHR_MEM_VALIDITY_DEV_INFO | SHR_MEM_VALIDITY_MB)) | |
7562 | BNX2X_ERR("BAD MCP validity signature\n"); | |
7563 | ||
7564 | bp->common.hw_config = SHMEM_RD(bp, dev_info.shared_hw_config.config); | |
35b19ba5 | 7565 | BNX2X_DEV_INFO("hw_config 0x%08x\n", bp->common.hw_config); |
34f80b04 EG |
7566 | |
7567 | bp->link_params.hw_led_mode = ((bp->common.hw_config & | |
7568 | SHARED_HW_CFG_LED_MODE_MASK) >> | |
7569 | SHARED_HW_CFG_LED_MODE_SHIFT); | |
7570 | ||
c2c8b03e EG |
7571 | bp->link_params.feature_config_flags = 0; |
7572 | val = SHMEM_RD(bp, dev_info.shared_feature_config.config); | |
7573 | if (val & SHARED_FEAT_CFG_OVERRIDE_PREEMPHASIS_CFG_ENABLED) | |
7574 | bp->link_params.feature_config_flags |= | |
7575 | FEATURE_CONFIG_OVERRIDE_PREEMPHASIS_ENABLED; | |
7576 | else | |
7577 | bp->link_params.feature_config_flags &= | |
7578 | ~FEATURE_CONFIG_OVERRIDE_PREEMPHASIS_ENABLED; | |
7579 | ||
34f80b04 EG |
7580 | val = SHMEM_RD(bp, dev_info.bc_rev) >> 8; |
7581 | bp->common.bc_ver = val; | |
7582 | BNX2X_DEV_INFO("bc_ver %X\n", val); | |
7583 | if (val < BNX2X_BC_VER) { | |
7584 | /* for now only warn | |
7585 | * later we might need to enforce this */ | |
7586 | BNX2X_ERR("This driver needs bc_ver %X but found %X," | |
7587 | " please upgrade BC\n", BNX2X_BC_VER, val); | |
7588 | } | |
72ce58c3 EG |
7589 | |
7590 | if (BP_E1HVN(bp) == 0) { | |
7591 | pci_read_config_word(bp->pdev, bp->pm_cap + PCI_PM_PMC, &pmc); | |
7592 | bp->flags |= (pmc & PCI_PM_CAP_PME_D3cold) ? 0 : NO_WOL_FLAG; | |
7593 | } else { | |
7594 | /* no WOL capability for E1HVN != 0 */ | |
7595 | bp->flags |= NO_WOL_FLAG; | |
7596 | } | |
7597 | BNX2X_DEV_INFO("%sWoL capable\n", | |
f5372251 | 7598 | (bp->flags & NO_WOL_FLAG) ? "not " : ""); |
34f80b04 EG |
7599 | |
7600 | val = SHMEM_RD(bp, dev_info.shared_hw_config.part_num); | |
7601 | val2 = SHMEM_RD(bp, dev_info.shared_hw_config.part_num[4]); | |
7602 | val3 = SHMEM_RD(bp, dev_info.shared_hw_config.part_num[8]); | |
7603 | val4 = SHMEM_RD(bp, dev_info.shared_hw_config.part_num[12]); | |
7604 | ||
7605 | printk(KERN_INFO PFX "part number %X-%X-%X-%X\n", | |
7606 | val, val2, val3, val4); | |
7607 | } | |
7608 | ||
7609 | static void __devinit bnx2x_link_settings_supported(struct bnx2x *bp, | |
7610 | u32 switch_cfg) | |
a2fbb9ea | 7611 | { |
34f80b04 | 7612 | int port = BP_PORT(bp); |
a2fbb9ea ET |
7613 | u32 ext_phy_type; |
7614 | ||
a2fbb9ea ET |
7615 | switch (switch_cfg) { |
7616 | case SWITCH_CFG_1G: | |
7617 | BNX2X_DEV_INFO("switch_cfg 0x%x (1G)\n", switch_cfg); | |
7618 | ||
c18487ee YR |
7619 | ext_phy_type = |
7620 | SERDES_EXT_PHY_TYPE(bp->link_params.ext_phy_config); | |
a2fbb9ea ET |
7621 | switch (ext_phy_type) { |
7622 | case PORT_HW_CFG_SERDES_EXT_PHY_TYPE_DIRECT: | |
7623 | BNX2X_DEV_INFO("ext_phy_type 0x%x (Direct)\n", | |
7624 | ext_phy_type); | |
7625 | ||
34f80b04 EG |
7626 | bp->port.supported |= (SUPPORTED_10baseT_Half | |
7627 | SUPPORTED_10baseT_Full | | |
7628 | SUPPORTED_100baseT_Half | | |
7629 | SUPPORTED_100baseT_Full | | |
7630 | SUPPORTED_1000baseT_Full | | |
7631 | SUPPORTED_2500baseX_Full | | |
7632 | SUPPORTED_TP | | |
7633 | SUPPORTED_FIBRE | | |
7634 | SUPPORTED_Autoneg | | |
7635 | SUPPORTED_Pause | | |
7636 | SUPPORTED_Asym_Pause); | |
a2fbb9ea ET |
7637 | break; |
7638 | ||
7639 | case PORT_HW_CFG_SERDES_EXT_PHY_TYPE_BCM5482: | |
7640 | BNX2X_DEV_INFO("ext_phy_type 0x%x (5482)\n", | |
7641 | ext_phy_type); | |
7642 | ||
34f80b04 EG |
7643 | bp->port.supported |= (SUPPORTED_10baseT_Half | |
7644 | SUPPORTED_10baseT_Full | | |
7645 | SUPPORTED_100baseT_Half | | |
7646 | SUPPORTED_100baseT_Full | | |
7647 | SUPPORTED_1000baseT_Full | | |
7648 | SUPPORTED_TP | | |
7649 | SUPPORTED_FIBRE | | |
7650 | SUPPORTED_Autoneg | | |
7651 | SUPPORTED_Pause | | |
7652 | SUPPORTED_Asym_Pause); | |
a2fbb9ea ET |
7653 | break; |
7654 | ||
7655 | default: | |
7656 | BNX2X_ERR("NVRAM config error. " | |
7657 | "BAD SerDes ext_phy_config 0x%x\n", | |
c18487ee | 7658 | bp->link_params.ext_phy_config); |
a2fbb9ea ET |
7659 | return; |
7660 | } | |
7661 | ||
34f80b04 EG |
7662 | bp->port.phy_addr = REG_RD(bp, NIG_REG_SERDES0_CTRL_PHY_ADDR + |
7663 | port*0x10); | |
7664 | BNX2X_DEV_INFO("phy_addr 0x%x\n", bp->port.phy_addr); | |
a2fbb9ea ET |
7665 | break; |
7666 | ||
7667 | case SWITCH_CFG_10G: | |
7668 | BNX2X_DEV_INFO("switch_cfg 0x%x (10G)\n", switch_cfg); | |
7669 | ||
c18487ee YR |
7670 | ext_phy_type = |
7671 | XGXS_EXT_PHY_TYPE(bp->link_params.ext_phy_config); | |
a2fbb9ea ET |
7672 | switch (ext_phy_type) { |
7673 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT: | |
7674 | BNX2X_DEV_INFO("ext_phy_type 0x%x (Direct)\n", | |
7675 | ext_phy_type); | |
7676 | ||
34f80b04 EG |
7677 | bp->port.supported |= (SUPPORTED_10baseT_Half | |
7678 | SUPPORTED_10baseT_Full | | |
7679 | SUPPORTED_100baseT_Half | | |
7680 | SUPPORTED_100baseT_Full | | |
7681 | SUPPORTED_1000baseT_Full | | |
7682 | SUPPORTED_2500baseX_Full | | |
7683 | SUPPORTED_10000baseT_Full | | |
7684 | SUPPORTED_TP | | |
7685 | SUPPORTED_FIBRE | | |
7686 | SUPPORTED_Autoneg | | |
7687 | SUPPORTED_Pause | | |
7688 | SUPPORTED_Asym_Pause); | |
a2fbb9ea ET |
7689 | break; |
7690 | ||
589abe3a EG |
7691 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8072: |
7692 | BNX2X_DEV_INFO("ext_phy_type 0x%x (8072)\n", | |
34f80b04 | 7693 | ext_phy_type); |
f1410647 | 7694 | |
34f80b04 | 7695 | bp->port.supported |= (SUPPORTED_10000baseT_Full | |
589abe3a | 7696 | SUPPORTED_1000baseT_Full | |
34f80b04 | 7697 | SUPPORTED_FIBRE | |
589abe3a | 7698 | SUPPORTED_Autoneg | |
34f80b04 EG |
7699 | SUPPORTED_Pause | |
7700 | SUPPORTED_Asym_Pause); | |
f1410647 ET |
7701 | break; |
7702 | ||
589abe3a EG |
7703 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073: |
7704 | BNX2X_DEV_INFO("ext_phy_type 0x%x (8073)\n", | |
f1410647 ET |
7705 | ext_phy_type); |
7706 | ||
34f80b04 | 7707 | bp->port.supported |= (SUPPORTED_10000baseT_Full | |
589abe3a | 7708 | SUPPORTED_2500baseX_Full | |
34f80b04 | 7709 | SUPPORTED_1000baseT_Full | |
589abe3a EG |
7710 | SUPPORTED_FIBRE | |
7711 | SUPPORTED_Autoneg | | |
7712 | SUPPORTED_Pause | | |
7713 | SUPPORTED_Asym_Pause); | |
7714 | break; | |
7715 | ||
7716 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8705: | |
7717 | BNX2X_DEV_INFO("ext_phy_type 0x%x (8705)\n", | |
7718 | ext_phy_type); | |
7719 | ||
7720 | bp->port.supported |= (SUPPORTED_10000baseT_Full | | |
34f80b04 EG |
7721 | SUPPORTED_FIBRE | |
7722 | SUPPORTED_Pause | | |
7723 | SUPPORTED_Asym_Pause); | |
f1410647 ET |
7724 | break; |
7725 | ||
589abe3a EG |
7726 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8706: |
7727 | BNX2X_DEV_INFO("ext_phy_type 0x%x (8706)\n", | |
a2fbb9ea ET |
7728 | ext_phy_type); |
7729 | ||
34f80b04 EG |
7730 | bp->port.supported |= (SUPPORTED_10000baseT_Full | |
7731 | SUPPORTED_1000baseT_Full | | |
7732 | SUPPORTED_FIBRE | | |
34f80b04 EG |
7733 | SUPPORTED_Pause | |
7734 | SUPPORTED_Asym_Pause); | |
f1410647 ET |
7735 | break; |
7736 | ||
589abe3a EG |
7737 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726: |
7738 | BNX2X_DEV_INFO("ext_phy_type 0x%x (8726)\n", | |
c18487ee YR |
7739 | ext_phy_type); |
7740 | ||
34f80b04 | 7741 | bp->port.supported |= (SUPPORTED_10000baseT_Full | |
34f80b04 | 7742 | SUPPORTED_1000baseT_Full | |
34f80b04 | 7743 | SUPPORTED_Autoneg | |
589abe3a | 7744 | SUPPORTED_FIBRE | |
34f80b04 EG |
7745 | SUPPORTED_Pause | |
7746 | SUPPORTED_Asym_Pause); | |
c18487ee YR |
7747 | break; |
7748 | ||
f1410647 ET |
7749 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101: |
7750 | BNX2X_DEV_INFO("ext_phy_type 0x%x (SFX7101)\n", | |
7751 | ext_phy_type); | |
7752 | ||
34f80b04 EG |
7753 | bp->port.supported |= (SUPPORTED_10000baseT_Full | |
7754 | SUPPORTED_TP | | |
7755 | SUPPORTED_Autoneg | | |
7756 | SUPPORTED_Pause | | |
7757 | SUPPORTED_Asym_Pause); | |
a2fbb9ea ET |
7758 | break; |
7759 | ||
28577185 EG |
7760 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8481: |
7761 | BNX2X_DEV_INFO("ext_phy_type 0x%x (BCM8481)\n", | |
7762 | ext_phy_type); | |
7763 | ||
7764 | bp->port.supported |= (SUPPORTED_10baseT_Half | | |
7765 | SUPPORTED_10baseT_Full | | |
7766 | SUPPORTED_100baseT_Half | | |
7767 | SUPPORTED_100baseT_Full | | |
7768 | SUPPORTED_1000baseT_Full | | |
7769 | SUPPORTED_10000baseT_Full | | |
7770 | SUPPORTED_TP | | |
7771 | SUPPORTED_Autoneg | | |
7772 | SUPPORTED_Pause | | |
7773 | SUPPORTED_Asym_Pause); | |
7774 | break; | |
7775 | ||
c18487ee YR |
7776 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_FAILURE: |
7777 | BNX2X_ERR("XGXS PHY Failure detected 0x%x\n", | |
7778 | bp->link_params.ext_phy_config); | |
7779 | break; | |
7780 | ||
a2fbb9ea ET |
7781 | default: |
7782 | BNX2X_ERR("NVRAM config error. " | |
7783 | "BAD XGXS ext_phy_config 0x%x\n", | |
c18487ee | 7784 | bp->link_params.ext_phy_config); |
a2fbb9ea ET |
7785 | return; |
7786 | } | |
7787 | ||
34f80b04 EG |
7788 | bp->port.phy_addr = REG_RD(bp, NIG_REG_XGXS0_CTRL_PHY_ADDR + |
7789 | port*0x18); | |
7790 | BNX2X_DEV_INFO("phy_addr 0x%x\n", bp->port.phy_addr); | |
a2fbb9ea | 7791 | |
a2fbb9ea ET |
7792 | break; |
7793 | ||
7794 | default: | |
7795 | BNX2X_ERR("BAD switch_cfg link_config 0x%x\n", | |
34f80b04 | 7796 | bp->port.link_config); |
a2fbb9ea ET |
7797 | return; |
7798 | } | |
34f80b04 | 7799 | bp->link_params.phy_addr = bp->port.phy_addr; |
a2fbb9ea ET |
7800 | |
7801 | /* mask what we support according to speed_cap_mask */ | |
c18487ee YR |
7802 | if (!(bp->link_params.speed_cap_mask & |
7803 | PORT_HW_CFG_SPEED_CAPABILITY_D0_10M_HALF)) | |
34f80b04 | 7804 | bp->port.supported &= ~SUPPORTED_10baseT_Half; |
a2fbb9ea | 7805 | |
c18487ee YR |
7806 | if (!(bp->link_params.speed_cap_mask & |
7807 | PORT_HW_CFG_SPEED_CAPABILITY_D0_10M_FULL)) | |
34f80b04 | 7808 | bp->port.supported &= ~SUPPORTED_10baseT_Full; |
a2fbb9ea | 7809 | |
c18487ee YR |
7810 | if (!(bp->link_params.speed_cap_mask & |
7811 | PORT_HW_CFG_SPEED_CAPABILITY_D0_100M_HALF)) | |
34f80b04 | 7812 | bp->port.supported &= ~SUPPORTED_100baseT_Half; |
a2fbb9ea | 7813 | |
c18487ee YR |
7814 | if (!(bp->link_params.speed_cap_mask & |
7815 | PORT_HW_CFG_SPEED_CAPABILITY_D0_100M_FULL)) | |
34f80b04 | 7816 | bp->port.supported &= ~SUPPORTED_100baseT_Full; |
a2fbb9ea | 7817 | |
c18487ee YR |
7818 | if (!(bp->link_params.speed_cap_mask & |
7819 | PORT_HW_CFG_SPEED_CAPABILITY_D0_1G)) | |
34f80b04 EG |
7820 | bp->port.supported &= ~(SUPPORTED_1000baseT_Half | |
7821 | SUPPORTED_1000baseT_Full); | |
a2fbb9ea | 7822 | |
c18487ee YR |
7823 | if (!(bp->link_params.speed_cap_mask & |
7824 | PORT_HW_CFG_SPEED_CAPABILITY_D0_2_5G)) | |
34f80b04 | 7825 | bp->port.supported &= ~SUPPORTED_2500baseX_Full; |
a2fbb9ea | 7826 | |
c18487ee YR |
7827 | if (!(bp->link_params.speed_cap_mask & |
7828 | PORT_HW_CFG_SPEED_CAPABILITY_D0_10G)) | |
34f80b04 | 7829 | bp->port.supported &= ~SUPPORTED_10000baseT_Full; |
a2fbb9ea | 7830 | |
34f80b04 | 7831 | BNX2X_DEV_INFO("supported 0x%x\n", bp->port.supported); |
a2fbb9ea ET |
7832 | } |
7833 | ||
34f80b04 | 7834 | static void __devinit bnx2x_link_settings_requested(struct bnx2x *bp) |
a2fbb9ea | 7835 | { |
c18487ee | 7836 | bp->link_params.req_duplex = DUPLEX_FULL; |
a2fbb9ea | 7837 | |
34f80b04 | 7838 | switch (bp->port.link_config & PORT_FEATURE_LINK_SPEED_MASK) { |
a2fbb9ea | 7839 | case PORT_FEATURE_LINK_SPEED_AUTO: |
34f80b04 | 7840 | if (bp->port.supported & SUPPORTED_Autoneg) { |
c18487ee | 7841 | bp->link_params.req_line_speed = SPEED_AUTO_NEG; |
34f80b04 | 7842 | bp->port.advertising = bp->port.supported; |
a2fbb9ea | 7843 | } else { |
c18487ee YR |
7844 | u32 ext_phy_type = |
7845 | XGXS_EXT_PHY_TYPE(bp->link_params.ext_phy_config); | |
7846 | ||
7847 | if ((ext_phy_type == | |
7848 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8705) || | |
7849 | (ext_phy_type == | |
7850 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8706)) { | |
a2fbb9ea | 7851 | /* force 10G, no AN */ |
c18487ee | 7852 | bp->link_params.req_line_speed = SPEED_10000; |
34f80b04 | 7853 | bp->port.advertising = |
a2fbb9ea ET |
7854 | (ADVERTISED_10000baseT_Full | |
7855 | ADVERTISED_FIBRE); | |
7856 | break; | |
7857 | } | |
7858 | BNX2X_ERR("NVRAM config error. " | |
7859 | "Invalid link_config 0x%x" | |
7860 | " Autoneg not supported\n", | |
34f80b04 | 7861 | bp->port.link_config); |
a2fbb9ea ET |
7862 | return; |
7863 | } | |
7864 | break; | |
7865 | ||
7866 | case PORT_FEATURE_LINK_SPEED_10M_FULL: | |
34f80b04 | 7867 | if (bp->port.supported & SUPPORTED_10baseT_Full) { |
c18487ee | 7868 | bp->link_params.req_line_speed = SPEED_10; |
34f80b04 EG |
7869 | bp->port.advertising = (ADVERTISED_10baseT_Full | |
7870 | ADVERTISED_TP); | |
a2fbb9ea ET |
7871 | } else { |
7872 | BNX2X_ERR("NVRAM config error. " | |
7873 | "Invalid link_config 0x%x" | |
7874 | " speed_cap_mask 0x%x\n", | |
34f80b04 | 7875 | bp->port.link_config, |
c18487ee | 7876 | bp->link_params.speed_cap_mask); |
a2fbb9ea ET |
7877 | return; |
7878 | } | |
7879 | break; | |
7880 | ||
7881 | case PORT_FEATURE_LINK_SPEED_10M_HALF: | |
34f80b04 | 7882 | if (bp->port.supported & SUPPORTED_10baseT_Half) { |
c18487ee YR |
7883 | bp->link_params.req_line_speed = SPEED_10; |
7884 | bp->link_params.req_duplex = DUPLEX_HALF; | |
34f80b04 EG |
7885 | bp->port.advertising = (ADVERTISED_10baseT_Half | |
7886 | ADVERTISED_TP); | |
a2fbb9ea ET |
7887 | } else { |
7888 | BNX2X_ERR("NVRAM config error. " | |
7889 | "Invalid link_config 0x%x" | |
7890 | " speed_cap_mask 0x%x\n", | |
34f80b04 | 7891 | bp->port.link_config, |
c18487ee | 7892 | bp->link_params.speed_cap_mask); |
a2fbb9ea ET |
7893 | return; |
7894 | } | |
7895 | break; | |
7896 | ||
7897 | case PORT_FEATURE_LINK_SPEED_100M_FULL: | |
34f80b04 | 7898 | if (bp->port.supported & SUPPORTED_100baseT_Full) { |
c18487ee | 7899 | bp->link_params.req_line_speed = SPEED_100; |
34f80b04 EG |
7900 | bp->port.advertising = (ADVERTISED_100baseT_Full | |
7901 | ADVERTISED_TP); | |
a2fbb9ea ET |
7902 | } else { |
7903 | BNX2X_ERR("NVRAM config error. " | |
7904 | "Invalid link_config 0x%x" | |
7905 | " speed_cap_mask 0x%x\n", | |
34f80b04 | 7906 | bp->port.link_config, |
c18487ee | 7907 | bp->link_params.speed_cap_mask); |
a2fbb9ea ET |
7908 | return; |
7909 | } | |
7910 | break; | |
7911 | ||
7912 | case PORT_FEATURE_LINK_SPEED_100M_HALF: | |
34f80b04 | 7913 | if (bp->port.supported & SUPPORTED_100baseT_Half) { |
c18487ee YR |
7914 | bp->link_params.req_line_speed = SPEED_100; |
7915 | bp->link_params.req_duplex = DUPLEX_HALF; | |
34f80b04 EG |
7916 | bp->port.advertising = (ADVERTISED_100baseT_Half | |
7917 | ADVERTISED_TP); | |
a2fbb9ea ET |
7918 | } else { |
7919 | BNX2X_ERR("NVRAM config error. " | |
7920 | "Invalid link_config 0x%x" | |
7921 | " speed_cap_mask 0x%x\n", | |
34f80b04 | 7922 | bp->port.link_config, |
c18487ee | 7923 | bp->link_params.speed_cap_mask); |
a2fbb9ea ET |
7924 | return; |
7925 | } | |
7926 | break; | |
7927 | ||
7928 | case PORT_FEATURE_LINK_SPEED_1G: | |
34f80b04 | 7929 | if (bp->port.supported & SUPPORTED_1000baseT_Full) { |
c18487ee | 7930 | bp->link_params.req_line_speed = SPEED_1000; |
34f80b04 EG |
7931 | bp->port.advertising = (ADVERTISED_1000baseT_Full | |
7932 | ADVERTISED_TP); | |
a2fbb9ea ET |
7933 | } else { |
7934 | BNX2X_ERR("NVRAM config error. " | |
7935 | "Invalid link_config 0x%x" | |
7936 | " speed_cap_mask 0x%x\n", | |
34f80b04 | 7937 | bp->port.link_config, |
c18487ee | 7938 | bp->link_params.speed_cap_mask); |
a2fbb9ea ET |
7939 | return; |
7940 | } | |
7941 | break; | |
7942 | ||
7943 | case PORT_FEATURE_LINK_SPEED_2_5G: | |
34f80b04 | 7944 | if (bp->port.supported & SUPPORTED_2500baseX_Full) { |
c18487ee | 7945 | bp->link_params.req_line_speed = SPEED_2500; |
34f80b04 EG |
7946 | bp->port.advertising = (ADVERTISED_2500baseX_Full | |
7947 | ADVERTISED_TP); | |
a2fbb9ea ET |
7948 | } else { |
7949 | BNX2X_ERR("NVRAM config error. " | |
7950 | "Invalid link_config 0x%x" | |
7951 | " speed_cap_mask 0x%x\n", | |
34f80b04 | 7952 | bp->port.link_config, |
c18487ee | 7953 | bp->link_params.speed_cap_mask); |
a2fbb9ea ET |
7954 | return; |
7955 | } | |
7956 | break; | |
7957 | ||
7958 | case PORT_FEATURE_LINK_SPEED_10G_CX4: | |
7959 | case PORT_FEATURE_LINK_SPEED_10G_KX4: | |
7960 | case PORT_FEATURE_LINK_SPEED_10G_KR: | |
34f80b04 | 7961 | if (bp->port.supported & SUPPORTED_10000baseT_Full) { |
c18487ee | 7962 | bp->link_params.req_line_speed = SPEED_10000; |
34f80b04 EG |
7963 | bp->port.advertising = (ADVERTISED_10000baseT_Full | |
7964 | ADVERTISED_FIBRE); | |
a2fbb9ea ET |
7965 | } else { |
7966 | BNX2X_ERR("NVRAM config error. " | |
7967 | "Invalid link_config 0x%x" | |
7968 | " speed_cap_mask 0x%x\n", | |
34f80b04 | 7969 | bp->port.link_config, |
c18487ee | 7970 | bp->link_params.speed_cap_mask); |
a2fbb9ea ET |
7971 | return; |
7972 | } | |
7973 | break; | |
7974 | ||
7975 | default: | |
7976 | BNX2X_ERR("NVRAM config error. " | |
7977 | "BAD link speed link_config 0x%x\n", | |
34f80b04 | 7978 | bp->port.link_config); |
c18487ee | 7979 | bp->link_params.req_line_speed = SPEED_AUTO_NEG; |
34f80b04 | 7980 | bp->port.advertising = bp->port.supported; |
a2fbb9ea ET |
7981 | break; |
7982 | } | |
a2fbb9ea | 7983 | |
34f80b04 EG |
7984 | bp->link_params.req_flow_ctrl = (bp->port.link_config & |
7985 | PORT_FEATURE_FLOW_CONTROL_MASK); | |
c0700f90 | 7986 | if ((bp->link_params.req_flow_ctrl == BNX2X_FLOW_CTRL_AUTO) && |
4ab84d45 | 7987 | !(bp->port.supported & SUPPORTED_Autoneg)) |
c0700f90 | 7988 | bp->link_params.req_flow_ctrl = BNX2X_FLOW_CTRL_NONE; |
a2fbb9ea | 7989 | |
c18487ee | 7990 | BNX2X_DEV_INFO("req_line_speed %d req_duplex %d req_flow_ctrl 0x%x" |
f1410647 | 7991 | " advertising 0x%x\n", |
c18487ee YR |
7992 | bp->link_params.req_line_speed, |
7993 | bp->link_params.req_duplex, | |
34f80b04 | 7994 | bp->link_params.req_flow_ctrl, bp->port.advertising); |
a2fbb9ea ET |
7995 | } |
7996 | ||
34f80b04 | 7997 | static void __devinit bnx2x_get_port_hwinfo(struct bnx2x *bp) |
a2fbb9ea | 7998 | { |
34f80b04 EG |
7999 | int port = BP_PORT(bp); |
8000 | u32 val, val2; | |
589abe3a | 8001 | u32 config; |
c2c8b03e | 8002 | u16 i; |
a2fbb9ea | 8003 | |
c18487ee | 8004 | bp->link_params.bp = bp; |
34f80b04 | 8005 | bp->link_params.port = port; |
c18487ee | 8006 | |
c18487ee | 8007 | bp->link_params.lane_config = |
a2fbb9ea | 8008 | SHMEM_RD(bp, dev_info.port_hw_config[port].lane_config); |
c18487ee | 8009 | bp->link_params.ext_phy_config = |
a2fbb9ea ET |
8010 | SHMEM_RD(bp, |
8011 | dev_info.port_hw_config[port].external_phy_config); | |
c18487ee | 8012 | bp->link_params.speed_cap_mask = |
a2fbb9ea ET |
8013 | SHMEM_RD(bp, |
8014 | dev_info.port_hw_config[port].speed_capability_mask); | |
8015 | ||
34f80b04 | 8016 | bp->port.link_config = |
a2fbb9ea ET |
8017 | SHMEM_RD(bp, dev_info.port_feature_config[port].link_config); |
8018 | ||
c2c8b03e EG |
8019 | /* Get the 4 lanes xgxs config rx and tx */ |
8020 | for (i = 0; i < 2; i++) { | |
8021 | val = SHMEM_RD(bp, | |
8022 | dev_info.port_hw_config[port].xgxs_config_rx[i<<1]); | |
8023 | bp->link_params.xgxs_config_rx[i << 1] = ((val>>16) & 0xffff); | |
8024 | bp->link_params.xgxs_config_rx[(i << 1) + 1] = (val & 0xffff); | |
8025 | ||
8026 | val = SHMEM_RD(bp, | |
8027 | dev_info.port_hw_config[port].xgxs_config_tx[i<<1]); | |
8028 | bp->link_params.xgxs_config_tx[i << 1] = ((val>>16) & 0xffff); | |
8029 | bp->link_params.xgxs_config_tx[(i << 1) + 1] = (val & 0xffff); | |
8030 | } | |
8031 | ||
589abe3a EG |
8032 | config = SHMEM_RD(bp, dev_info.port_feature_config[port].config); |
8033 | if (config & PORT_FEAT_CFG_OPT_MDL_ENFRCMNT_ENABLED) | |
8034 | bp->link_params.feature_config_flags |= | |
8035 | FEATURE_CONFIG_MODULE_ENFORCMENT_ENABLED; | |
8036 | else | |
8037 | bp->link_params.feature_config_flags &= | |
8038 | ~FEATURE_CONFIG_MODULE_ENFORCMENT_ENABLED; | |
8039 | ||
3ce2c3f9 EG |
8040 | /* If the device is capable of WoL, set the default state according |
8041 | * to the HW | |
8042 | */ | |
8043 | bp->wol = (!(bp->flags & NO_WOL_FLAG) && | |
8044 | (config & PORT_FEATURE_WOL_ENABLED)); | |
8045 | ||
c2c8b03e EG |
8046 | BNX2X_DEV_INFO("lane_config 0x%08x ext_phy_config 0x%08x" |
8047 | " speed_cap_mask 0x%08x link_config 0x%08x\n", | |
c18487ee YR |
8048 | bp->link_params.lane_config, |
8049 | bp->link_params.ext_phy_config, | |
34f80b04 | 8050 | bp->link_params.speed_cap_mask, bp->port.link_config); |
a2fbb9ea | 8051 | |
34f80b04 | 8052 | bp->link_params.switch_cfg = (bp->port.link_config & |
c18487ee YR |
8053 | PORT_FEATURE_CONNECTED_SWITCH_MASK); |
8054 | bnx2x_link_settings_supported(bp, bp->link_params.switch_cfg); | |
a2fbb9ea ET |
8055 | |
8056 | bnx2x_link_settings_requested(bp); | |
8057 | ||
8058 | val2 = SHMEM_RD(bp, dev_info.port_hw_config[port].mac_upper); | |
8059 | val = SHMEM_RD(bp, dev_info.port_hw_config[port].mac_lower); | |
8060 | bp->dev->dev_addr[0] = (u8)(val2 >> 8 & 0xff); | |
8061 | bp->dev->dev_addr[1] = (u8)(val2 & 0xff); | |
8062 | bp->dev->dev_addr[2] = (u8)(val >> 24 & 0xff); | |
8063 | bp->dev->dev_addr[3] = (u8)(val >> 16 & 0xff); | |
8064 | bp->dev->dev_addr[4] = (u8)(val >> 8 & 0xff); | |
8065 | bp->dev->dev_addr[5] = (u8)(val & 0xff); | |
c18487ee YR |
8066 | memcpy(bp->link_params.mac_addr, bp->dev->dev_addr, ETH_ALEN); |
8067 | memcpy(bp->dev->perm_addr, bp->dev->dev_addr, ETH_ALEN); | |
34f80b04 EG |
8068 | } |
8069 | ||
8070 | static int __devinit bnx2x_get_hwinfo(struct bnx2x *bp) | |
8071 | { | |
8072 | int func = BP_FUNC(bp); | |
8073 | u32 val, val2; | |
8074 | int rc = 0; | |
a2fbb9ea | 8075 | |
34f80b04 | 8076 | bnx2x_get_common_hwinfo(bp); |
a2fbb9ea | 8077 | |
34f80b04 EG |
8078 | bp->e1hov = 0; |
8079 | bp->e1hmf = 0; | |
8080 | if (CHIP_IS_E1H(bp)) { | |
8081 | bp->mf_config = | |
8082 | SHMEM_RD(bp, mf_cfg.func_mf_config[func].config); | |
a2fbb9ea | 8083 | |
3196a88a EG |
8084 | val = (SHMEM_RD(bp, mf_cfg.func_mf_config[func].e1hov_tag) & |
8085 | FUNC_MF_CFG_E1HOV_TAG_MASK); | |
34f80b04 | 8086 | if (val != FUNC_MF_CFG_E1HOV_TAG_DEFAULT) { |
a2fbb9ea | 8087 | |
34f80b04 EG |
8088 | bp->e1hov = val; |
8089 | bp->e1hmf = 1; | |
8090 | BNX2X_DEV_INFO("MF mode E1HOV for func %d is %d " | |
8091 | "(0x%04x)\n", | |
8092 | func, bp->e1hov, bp->e1hov); | |
8093 | } else { | |
f5372251 | 8094 | BNX2X_DEV_INFO("single function mode\n"); |
34f80b04 EG |
8095 | if (BP_E1HVN(bp)) { |
8096 | BNX2X_ERR("!!! No valid E1HOV for func %d," | |
8097 | " aborting\n", func); | |
8098 | rc = -EPERM; | |
8099 | } | |
8100 | } | |
8101 | } | |
a2fbb9ea | 8102 | |
34f80b04 EG |
8103 | if (!BP_NOMCP(bp)) { |
8104 | bnx2x_get_port_hwinfo(bp); | |
8105 | ||
8106 | bp->fw_seq = (SHMEM_RD(bp, func_mb[func].drv_mb_header) & | |
8107 | DRV_MSG_SEQ_NUMBER_MASK); | |
8108 | BNX2X_DEV_INFO("fw_seq 0x%08x\n", bp->fw_seq); | |
8109 | } | |
8110 | ||
8111 | if (IS_E1HMF(bp)) { | |
8112 | val2 = SHMEM_RD(bp, mf_cfg.func_mf_config[func].mac_upper); | |
8113 | val = SHMEM_RD(bp, mf_cfg.func_mf_config[func].mac_lower); | |
8114 | if ((val2 != FUNC_MF_CFG_UPPERMAC_DEFAULT) && | |
8115 | (val != FUNC_MF_CFG_LOWERMAC_DEFAULT)) { | |
8116 | bp->dev->dev_addr[0] = (u8)(val2 >> 8 & 0xff); | |
8117 | bp->dev->dev_addr[1] = (u8)(val2 & 0xff); | |
8118 | bp->dev->dev_addr[2] = (u8)(val >> 24 & 0xff); | |
8119 | bp->dev->dev_addr[3] = (u8)(val >> 16 & 0xff); | |
8120 | bp->dev->dev_addr[4] = (u8)(val >> 8 & 0xff); | |
8121 | bp->dev->dev_addr[5] = (u8)(val & 0xff); | |
8122 | memcpy(bp->link_params.mac_addr, bp->dev->dev_addr, | |
8123 | ETH_ALEN); | |
8124 | memcpy(bp->dev->perm_addr, bp->dev->dev_addr, | |
8125 | ETH_ALEN); | |
a2fbb9ea | 8126 | } |
34f80b04 EG |
8127 | |
8128 | return rc; | |
a2fbb9ea ET |
8129 | } |
8130 | ||
34f80b04 EG |
8131 | if (BP_NOMCP(bp)) { |
8132 | /* only supposed to happen on emulation/FPGA */ | |
33471629 | 8133 | BNX2X_ERR("warning random MAC workaround active\n"); |
34f80b04 EG |
8134 | random_ether_addr(bp->dev->dev_addr); |
8135 | memcpy(bp->dev->perm_addr, bp->dev->dev_addr, ETH_ALEN); | |
8136 | } | |
a2fbb9ea | 8137 | |
34f80b04 EG |
8138 | return rc; |
8139 | } | |
8140 | ||
8141 | static int __devinit bnx2x_init_bp(struct bnx2x *bp) | |
8142 | { | |
8143 | int func = BP_FUNC(bp); | |
87942b46 | 8144 | int timer_interval; |
34f80b04 EG |
8145 | int rc; |
8146 | ||
da5a662a VZ |
8147 | /* Disable interrupt handling until HW is initialized */ |
8148 | atomic_set(&bp->intr_sem, 1); | |
8149 | ||
34f80b04 | 8150 | mutex_init(&bp->port.phy_mutex); |
a2fbb9ea | 8151 | |
1cf167f2 | 8152 | INIT_DELAYED_WORK(&bp->sp_task, bnx2x_sp_task); |
34f80b04 EG |
8153 | INIT_WORK(&bp->reset_task, bnx2x_reset_task); |
8154 | ||
8155 | rc = bnx2x_get_hwinfo(bp); | |
8156 | ||
8157 | /* need to reset chip if undi was active */ | |
8158 | if (!BP_NOMCP(bp)) | |
8159 | bnx2x_undi_unload(bp); | |
8160 | ||
8161 | if (CHIP_REV_IS_FPGA(bp)) | |
8162 | printk(KERN_ERR PFX "FPGA detected\n"); | |
8163 | ||
8164 | if (BP_NOMCP(bp) && (func == 0)) | |
8165 | printk(KERN_ERR PFX | |
8166 | "MCP disabled, must load devices in order!\n"); | |
8167 | ||
555f6c78 | 8168 | /* Set multi queue mode */ |
8badd27a EG |
8169 | if ((multi_mode != ETH_RSS_MODE_DISABLED) && |
8170 | ((int_mode == INT_MODE_INTx) || (int_mode == INT_MODE_MSI))) { | |
555f6c78 | 8171 | printk(KERN_ERR PFX |
8badd27a | 8172 | "Multi disabled since int_mode requested is not MSI-X\n"); |
555f6c78 EG |
8173 | multi_mode = ETH_RSS_MODE_DISABLED; |
8174 | } | |
8175 | bp->multi_mode = multi_mode; | |
8176 | ||
8177 | ||
7a9b2557 VZ |
8178 | /* Set TPA flags */ |
8179 | if (disable_tpa) { | |
8180 | bp->flags &= ~TPA_ENABLE_FLAG; | |
8181 | bp->dev->features &= ~NETIF_F_LRO; | |
8182 | } else { | |
8183 | bp->flags |= TPA_ENABLE_FLAG; | |
8184 | bp->dev->features |= NETIF_F_LRO; | |
8185 | } | |
8186 | ||
8d5726c4 | 8187 | bp->mrrs = mrrs; |
7a9b2557 | 8188 | |
34f80b04 EG |
8189 | bp->tx_ring_size = MAX_TX_AVAIL; |
8190 | bp->rx_ring_size = MAX_RX_AVAIL; | |
8191 | ||
8192 | bp->rx_csum = 1; | |
34f80b04 EG |
8193 | |
8194 | bp->tx_ticks = 50; | |
8195 | bp->rx_ticks = 25; | |
8196 | ||
87942b46 EG |
8197 | timer_interval = (CHIP_REV_IS_SLOW(bp) ? 5*HZ : HZ); |
8198 | bp->current_interval = (poll ? poll : timer_interval); | |
34f80b04 EG |
8199 | |
8200 | init_timer(&bp->timer); | |
8201 | bp->timer.expires = jiffies + bp->current_interval; | |
8202 | bp->timer.data = (unsigned long) bp; | |
8203 | bp->timer.function = bnx2x_timer; | |
8204 | ||
8205 | return rc; | |
a2fbb9ea ET |
8206 | } |
8207 | ||
8208 | /* | |
8209 | * ethtool service functions | |
8210 | */ | |
8211 | ||
8212 | /* All ethtool functions called with rtnl_lock */ | |
8213 | ||
8214 | static int bnx2x_get_settings(struct net_device *dev, struct ethtool_cmd *cmd) | |
8215 | { | |
8216 | struct bnx2x *bp = netdev_priv(dev); | |
8217 | ||
34f80b04 EG |
8218 | cmd->supported = bp->port.supported; |
8219 | cmd->advertising = bp->port.advertising; | |
a2fbb9ea ET |
8220 | |
8221 | if (netif_carrier_ok(dev)) { | |
c18487ee YR |
8222 | cmd->speed = bp->link_vars.line_speed; |
8223 | cmd->duplex = bp->link_vars.duplex; | |
a2fbb9ea | 8224 | } else { |
c18487ee YR |
8225 | cmd->speed = bp->link_params.req_line_speed; |
8226 | cmd->duplex = bp->link_params.req_duplex; | |
a2fbb9ea | 8227 | } |
34f80b04 EG |
8228 | if (IS_E1HMF(bp)) { |
8229 | u16 vn_max_rate; | |
8230 | ||
8231 | vn_max_rate = ((bp->mf_config & FUNC_MF_CFG_MAX_BW_MASK) >> | |
8232 | FUNC_MF_CFG_MAX_BW_SHIFT) * 100; | |
8233 | if (vn_max_rate < cmd->speed) | |
8234 | cmd->speed = vn_max_rate; | |
8235 | } | |
a2fbb9ea | 8236 | |
c18487ee YR |
8237 | if (bp->link_params.switch_cfg == SWITCH_CFG_10G) { |
8238 | u32 ext_phy_type = | |
8239 | XGXS_EXT_PHY_TYPE(bp->link_params.ext_phy_config); | |
f1410647 ET |
8240 | |
8241 | switch (ext_phy_type) { | |
8242 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT: | |
f1410647 | 8243 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8072: |
c18487ee | 8244 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073: |
589abe3a EG |
8245 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8705: |
8246 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8706: | |
8247 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726: | |
f1410647 ET |
8248 | cmd->port = PORT_FIBRE; |
8249 | break; | |
8250 | ||
8251 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101: | |
28577185 | 8252 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8481: |
f1410647 ET |
8253 | cmd->port = PORT_TP; |
8254 | break; | |
8255 | ||
c18487ee YR |
8256 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_FAILURE: |
8257 | BNX2X_ERR("XGXS PHY Failure detected 0x%x\n", | |
8258 | bp->link_params.ext_phy_config); | |
8259 | break; | |
8260 | ||
f1410647 ET |
8261 | default: |
8262 | DP(NETIF_MSG_LINK, "BAD XGXS ext_phy_config 0x%x\n", | |
c18487ee YR |
8263 | bp->link_params.ext_phy_config); |
8264 | break; | |
f1410647 ET |
8265 | } |
8266 | } else | |
a2fbb9ea | 8267 | cmd->port = PORT_TP; |
a2fbb9ea | 8268 | |
34f80b04 | 8269 | cmd->phy_address = bp->port.phy_addr; |
a2fbb9ea ET |
8270 | cmd->transceiver = XCVR_INTERNAL; |
8271 | ||
c18487ee | 8272 | if (bp->link_params.req_line_speed == SPEED_AUTO_NEG) |
a2fbb9ea | 8273 | cmd->autoneg = AUTONEG_ENABLE; |
f1410647 | 8274 | else |
a2fbb9ea | 8275 | cmd->autoneg = AUTONEG_DISABLE; |
a2fbb9ea ET |
8276 | |
8277 | cmd->maxtxpkt = 0; | |
8278 | cmd->maxrxpkt = 0; | |
8279 | ||
8280 | DP(NETIF_MSG_LINK, "ethtool_cmd: cmd %d\n" | |
8281 | DP_LEVEL " supported 0x%x advertising 0x%x speed %d\n" | |
8282 | DP_LEVEL " duplex %d port %d phy_address %d transceiver %d\n" | |
8283 | DP_LEVEL " autoneg %d maxtxpkt %d maxrxpkt %d\n", | |
8284 | cmd->cmd, cmd->supported, cmd->advertising, cmd->speed, | |
8285 | cmd->duplex, cmd->port, cmd->phy_address, cmd->transceiver, | |
8286 | cmd->autoneg, cmd->maxtxpkt, cmd->maxrxpkt); | |
8287 | ||
8288 | return 0; | |
8289 | } | |
8290 | ||
8291 | static int bnx2x_set_settings(struct net_device *dev, struct ethtool_cmd *cmd) | |
8292 | { | |
8293 | struct bnx2x *bp = netdev_priv(dev); | |
8294 | u32 advertising; | |
8295 | ||
34f80b04 EG |
8296 | if (IS_E1HMF(bp)) |
8297 | return 0; | |
8298 | ||
a2fbb9ea ET |
8299 | DP(NETIF_MSG_LINK, "ethtool_cmd: cmd %d\n" |
8300 | DP_LEVEL " supported 0x%x advertising 0x%x speed %d\n" | |
8301 | DP_LEVEL " duplex %d port %d phy_address %d transceiver %d\n" | |
8302 | DP_LEVEL " autoneg %d maxtxpkt %d maxrxpkt %d\n", | |
8303 | cmd->cmd, cmd->supported, cmd->advertising, cmd->speed, | |
8304 | cmd->duplex, cmd->port, cmd->phy_address, cmd->transceiver, | |
8305 | cmd->autoneg, cmd->maxtxpkt, cmd->maxrxpkt); | |
8306 | ||
a2fbb9ea | 8307 | if (cmd->autoneg == AUTONEG_ENABLE) { |
34f80b04 EG |
8308 | if (!(bp->port.supported & SUPPORTED_Autoneg)) { |
8309 | DP(NETIF_MSG_LINK, "Autoneg not supported\n"); | |
a2fbb9ea | 8310 | return -EINVAL; |
f1410647 | 8311 | } |
a2fbb9ea ET |
8312 | |
8313 | /* advertise the requested speed and duplex if supported */ | |
34f80b04 | 8314 | cmd->advertising &= bp->port.supported; |
a2fbb9ea | 8315 | |
c18487ee YR |
8316 | bp->link_params.req_line_speed = SPEED_AUTO_NEG; |
8317 | bp->link_params.req_duplex = DUPLEX_FULL; | |
34f80b04 EG |
8318 | bp->port.advertising |= (ADVERTISED_Autoneg | |
8319 | cmd->advertising); | |
a2fbb9ea ET |
8320 | |
8321 | } else { /* forced speed */ | |
8322 | /* advertise the requested speed and duplex if supported */ | |
8323 | switch (cmd->speed) { | |
8324 | case SPEED_10: | |
8325 | if (cmd->duplex == DUPLEX_FULL) { | |
34f80b04 | 8326 | if (!(bp->port.supported & |
f1410647 ET |
8327 | SUPPORTED_10baseT_Full)) { |
8328 | DP(NETIF_MSG_LINK, | |
8329 | "10M full not supported\n"); | |
a2fbb9ea | 8330 | return -EINVAL; |
f1410647 | 8331 | } |
a2fbb9ea ET |
8332 | |
8333 | advertising = (ADVERTISED_10baseT_Full | | |
8334 | ADVERTISED_TP); | |
8335 | } else { | |
34f80b04 | 8336 | if (!(bp->port.supported & |
f1410647 ET |
8337 | SUPPORTED_10baseT_Half)) { |
8338 | DP(NETIF_MSG_LINK, | |
8339 | "10M half not supported\n"); | |
a2fbb9ea | 8340 | return -EINVAL; |
f1410647 | 8341 | } |
a2fbb9ea ET |
8342 | |
8343 | advertising = (ADVERTISED_10baseT_Half | | |
8344 | ADVERTISED_TP); | |
8345 | } | |
8346 | break; | |
8347 | ||
8348 | case SPEED_100: | |
8349 | if (cmd->duplex == DUPLEX_FULL) { | |
34f80b04 | 8350 | if (!(bp->port.supported & |
f1410647 ET |
8351 | SUPPORTED_100baseT_Full)) { |
8352 | DP(NETIF_MSG_LINK, | |
8353 | "100M full not supported\n"); | |
a2fbb9ea | 8354 | return -EINVAL; |
f1410647 | 8355 | } |
a2fbb9ea ET |
8356 | |
8357 | advertising = (ADVERTISED_100baseT_Full | | |
8358 | ADVERTISED_TP); | |
8359 | } else { | |
34f80b04 | 8360 | if (!(bp->port.supported & |
f1410647 ET |
8361 | SUPPORTED_100baseT_Half)) { |
8362 | DP(NETIF_MSG_LINK, | |
8363 | "100M half not supported\n"); | |
a2fbb9ea | 8364 | return -EINVAL; |
f1410647 | 8365 | } |
a2fbb9ea ET |
8366 | |
8367 | advertising = (ADVERTISED_100baseT_Half | | |
8368 | ADVERTISED_TP); | |
8369 | } | |
8370 | break; | |
8371 | ||
8372 | case SPEED_1000: | |
f1410647 ET |
8373 | if (cmd->duplex != DUPLEX_FULL) { |
8374 | DP(NETIF_MSG_LINK, "1G half not supported\n"); | |
a2fbb9ea | 8375 | return -EINVAL; |
f1410647 | 8376 | } |
a2fbb9ea | 8377 | |
34f80b04 | 8378 | if (!(bp->port.supported & SUPPORTED_1000baseT_Full)) { |
f1410647 | 8379 | DP(NETIF_MSG_LINK, "1G full not supported\n"); |
a2fbb9ea | 8380 | return -EINVAL; |
f1410647 | 8381 | } |
a2fbb9ea ET |
8382 | |
8383 | advertising = (ADVERTISED_1000baseT_Full | | |
8384 | ADVERTISED_TP); | |
8385 | break; | |
8386 | ||
8387 | case SPEED_2500: | |
f1410647 ET |
8388 | if (cmd->duplex != DUPLEX_FULL) { |
8389 | DP(NETIF_MSG_LINK, | |
8390 | "2.5G half not supported\n"); | |
a2fbb9ea | 8391 | return -EINVAL; |
f1410647 | 8392 | } |
a2fbb9ea | 8393 | |
34f80b04 | 8394 | if (!(bp->port.supported & SUPPORTED_2500baseX_Full)) { |
f1410647 ET |
8395 | DP(NETIF_MSG_LINK, |
8396 | "2.5G full not supported\n"); | |
a2fbb9ea | 8397 | return -EINVAL; |
f1410647 | 8398 | } |
a2fbb9ea | 8399 | |
f1410647 | 8400 | advertising = (ADVERTISED_2500baseX_Full | |
a2fbb9ea ET |
8401 | ADVERTISED_TP); |
8402 | break; | |
8403 | ||
8404 | case SPEED_10000: | |
f1410647 ET |
8405 | if (cmd->duplex != DUPLEX_FULL) { |
8406 | DP(NETIF_MSG_LINK, "10G half not supported\n"); | |
a2fbb9ea | 8407 | return -EINVAL; |
f1410647 | 8408 | } |
a2fbb9ea | 8409 | |
34f80b04 | 8410 | if (!(bp->port.supported & SUPPORTED_10000baseT_Full)) { |
f1410647 | 8411 | DP(NETIF_MSG_LINK, "10G full not supported\n"); |
a2fbb9ea | 8412 | return -EINVAL; |
f1410647 | 8413 | } |
a2fbb9ea ET |
8414 | |
8415 | advertising = (ADVERTISED_10000baseT_Full | | |
8416 | ADVERTISED_FIBRE); | |
8417 | break; | |
8418 | ||
8419 | default: | |
f1410647 | 8420 | DP(NETIF_MSG_LINK, "Unsupported speed\n"); |
a2fbb9ea ET |
8421 | return -EINVAL; |
8422 | } | |
8423 | ||
c18487ee YR |
8424 | bp->link_params.req_line_speed = cmd->speed; |
8425 | bp->link_params.req_duplex = cmd->duplex; | |
34f80b04 | 8426 | bp->port.advertising = advertising; |
a2fbb9ea ET |
8427 | } |
8428 | ||
c18487ee | 8429 | DP(NETIF_MSG_LINK, "req_line_speed %d\n" |
a2fbb9ea | 8430 | DP_LEVEL " req_duplex %d advertising 0x%x\n", |
c18487ee | 8431 | bp->link_params.req_line_speed, bp->link_params.req_duplex, |
34f80b04 | 8432 | bp->port.advertising); |
a2fbb9ea | 8433 | |
34f80b04 | 8434 | if (netif_running(dev)) { |
bb2a0f7a | 8435 | bnx2x_stats_handle(bp, STATS_EVENT_STOP); |
34f80b04 EG |
8436 | bnx2x_link_set(bp); |
8437 | } | |
a2fbb9ea ET |
8438 | |
8439 | return 0; | |
8440 | } | |
8441 | ||
c18487ee YR |
8442 | #define PHY_FW_VER_LEN 10 |
8443 | ||
a2fbb9ea ET |
8444 | static void bnx2x_get_drvinfo(struct net_device *dev, |
8445 | struct ethtool_drvinfo *info) | |
8446 | { | |
8447 | struct bnx2x *bp = netdev_priv(dev); | |
f0e53a84 | 8448 | u8 phy_fw_ver[PHY_FW_VER_LEN]; |
a2fbb9ea ET |
8449 | |
8450 | strcpy(info->driver, DRV_MODULE_NAME); | |
8451 | strcpy(info->version, DRV_MODULE_VERSION); | |
c18487ee YR |
8452 | |
8453 | phy_fw_ver[0] = '\0'; | |
34f80b04 | 8454 | if (bp->port.pmf) { |
4a37fb66 | 8455 | bnx2x_acquire_phy_lock(bp); |
34f80b04 EG |
8456 | bnx2x_get_ext_phy_fw_version(&bp->link_params, |
8457 | (bp->state != BNX2X_STATE_CLOSED), | |
8458 | phy_fw_ver, PHY_FW_VER_LEN); | |
4a37fb66 | 8459 | bnx2x_release_phy_lock(bp); |
34f80b04 | 8460 | } |
c18487ee | 8461 | |
f0e53a84 EG |
8462 | snprintf(info->fw_version, 32, "BC:%d.%d.%d%s%s", |
8463 | (bp->common.bc_ver & 0xff0000) >> 16, | |
8464 | (bp->common.bc_ver & 0xff00) >> 8, | |
8465 | (bp->common.bc_ver & 0xff), | |
8466 | ((phy_fw_ver[0] != '\0') ? " PHY:" : ""), phy_fw_ver); | |
a2fbb9ea ET |
8467 | strcpy(info->bus_info, pci_name(bp->pdev)); |
8468 | info->n_stats = BNX2X_NUM_STATS; | |
8469 | info->testinfo_len = BNX2X_NUM_TESTS; | |
34f80b04 | 8470 | info->eedump_len = bp->common.flash_size; |
a2fbb9ea ET |
8471 | info->regdump_len = 0; |
8472 | } | |
8473 | ||
8474 | static void bnx2x_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol) | |
8475 | { | |
8476 | struct bnx2x *bp = netdev_priv(dev); | |
8477 | ||
8478 | if (bp->flags & NO_WOL_FLAG) { | |
8479 | wol->supported = 0; | |
8480 | wol->wolopts = 0; | |
8481 | } else { | |
8482 | wol->supported = WAKE_MAGIC; | |
8483 | if (bp->wol) | |
8484 | wol->wolopts = WAKE_MAGIC; | |
8485 | else | |
8486 | wol->wolopts = 0; | |
8487 | } | |
8488 | memset(&wol->sopass, 0, sizeof(wol->sopass)); | |
8489 | } | |
8490 | ||
8491 | static int bnx2x_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol) | |
8492 | { | |
8493 | struct bnx2x *bp = netdev_priv(dev); | |
8494 | ||
8495 | if (wol->wolopts & ~WAKE_MAGIC) | |
8496 | return -EINVAL; | |
8497 | ||
8498 | if (wol->wolopts & WAKE_MAGIC) { | |
8499 | if (bp->flags & NO_WOL_FLAG) | |
8500 | return -EINVAL; | |
8501 | ||
8502 | bp->wol = 1; | |
34f80b04 | 8503 | } else |
a2fbb9ea | 8504 | bp->wol = 0; |
34f80b04 | 8505 | |
a2fbb9ea ET |
8506 | return 0; |
8507 | } | |
8508 | ||
8509 | static u32 bnx2x_get_msglevel(struct net_device *dev) | |
8510 | { | |
8511 | struct bnx2x *bp = netdev_priv(dev); | |
8512 | ||
8513 | return bp->msglevel; | |
8514 | } | |
8515 | ||
8516 | static void bnx2x_set_msglevel(struct net_device *dev, u32 level) | |
8517 | { | |
8518 | struct bnx2x *bp = netdev_priv(dev); | |
8519 | ||
8520 | if (capable(CAP_NET_ADMIN)) | |
8521 | bp->msglevel = level; | |
8522 | } | |
8523 | ||
8524 | static int bnx2x_nway_reset(struct net_device *dev) | |
8525 | { | |
8526 | struct bnx2x *bp = netdev_priv(dev); | |
8527 | ||
34f80b04 EG |
8528 | if (!bp->port.pmf) |
8529 | return 0; | |
a2fbb9ea | 8530 | |
34f80b04 | 8531 | if (netif_running(dev)) { |
bb2a0f7a | 8532 | bnx2x_stats_handle(bp, STATS_EVENT_STOP); |
34f80b04 EG |
8533 | bnx2x_link_set(bp); |
8534 | } | |
a2fbb9ea ET |
8535 | |
8536 | return 0; | |
8537 | } | |
8538 | ||
8539 | static int bnx2x_get_eeprom_len(struct net_device *dev) | |
8540 | { | |
8541 | struct bnx2x *bp = netdev_priv(dev); | |
8542 | ||
34f80b04 | 8543 | return bp->common.flash_size; |
a2fbb9ea ET |
8544 | } |
8545 | ||
8546 | static int bnx2x_acquire_nvram_lock(struct bnx2x *bp) | |
8547 | { | |
34f80b04 | 8548 | int port = BP_PORT(bp); |
a2fbb9ea ET |
8549 | int count, i; |
8550 | u32 val = 0; | |
8551 | ||
8552 | /* adjust timeout for emulation/FPGA */ | |
8553 | count = NVRAM_TIMEOUT_COUNT; | |
8554 | if (CHIP_REV_IS_SLOW(bp)) | |
8555 | count *= 100; | |
8556 | ||
8557 | /* request access to nvram interface */ | |
8558 | REG_WR(bp, MCP_REG_MCPR_NVM_SW_ARB, | |
8559 | (MCPR_NVM_SW_ARB_ARB_REQ_SET1 << port)); | |
8560 | ||
8561 | for (i = 0; i < count*10; i++) { | |
8562 | val = REG_RD(bp, MCP_REG_MCPR_NVM_SW_ARB); | |
8563 | if (val & (MCPR_NVM_SW_ARB_ARB_ARB1 << port)) | |
8564 | break; | |
8565 | ||
8566 | udelay(5); | |
8567 | } | |
8568 | ||
8569 | if (!(val & (MCPR_NVM_SW_ARB_ARB_ARB1 << port))) { | |
34f80b04 | 8570 | DP(BNX2X_MSG_NVM, "cannot get access to nvram interface\n"); |
a2fbb9ea ET |
8571 | return -EBUSY; |
8572 | } | |
8573 | ||
8574 | return 0; | |
8575 | } | |
8576 | ||
8577 | static int bnx2x_release_nvram_lock(struct bnx2x *bp) | |
8578 | { | |
34f80b04 | 8579 | int port = BP_PORT(bp); |
a2fbb9ea ET |
8580 | int count, i; |
8581 | u32 val = 0; | |
8582 | ||
8583 | /* adjust timeout for emulation/FPGA */ | |
8584 | count = NVRAM_TIMEOUT_COUNT; | |
8585 | if (CHIP_REV_IS_SLOW(bp)) | |
8586 | count *= 100; | |
8587 | ||
8588 | /* relinquish nvram interface */ | |
8589 | REG_WR(bp, MCP_REG_MCPR_NVM_SW_ARB, | |
8590 | (MCPR_NVM_SW_ARB_ARB_REQ_CLR1 << port)); | |
8591 | ||
8592 | for (i = 0; i < count*10; i++) { | |
8593 | val = REG_RD(bp, MCP_REG_MCPR_NVM_SW_ARB); | |
8594 | if (!(val & (MCPR_NVM_SW_ARB_ARB_ARB1 << port))) | |
8595 | break; | |
8596 | ||
8597 | udelay(5); | |
8598 | } | |
8599 | ||
8600 | if (val & (MCPR_NVM_SW_ARB_ARB_ARB1 << port)) { | |
34f80b04 | 8601 | DP(BNX2X_MSG_NVM, "cannot free access to nvram interface\n"); |
a2fbb9ea ET |
8602 | return -EBUSY; |
8603 | } | |
8604 | ||
8605 | return 0; | |
8606 | } | |
8607 | ||
8608 | static void bnx2x_enable_nvram_access(struct bnx2x *bp) | |
8609 | { | |
8610 | u32 val; | |
8611 | ||
8612 | val = REG_RD(bp, MCP_REG_MCPR_NVM_ACCESS_ENABLE); | |
8613 | ||
8614 | /* enable both bits, even on read */ | |
8615 | REG_WR(bp, MCP_REG_MCPR_NVM_ACCESS_ENABLE, | |
8616 | (val | MCPR_NVM_ACCESS_ENABLE_EN | | |
8617 | MCPR_NVM_ACCESS_ENABLE_WR_EN)); | |
8618 | } | |
8619 | ||
8620 | static void bnx2x_disable_nvram_access(struct bnx2x *bp) | |
8621 | { | |
8622 | u32 val; | |
8623 | ||
8624 | val = REG_RD(bp, MCP_REG_MCPR_NVM_ACCESS_ENABLE); | |
8625 | ||
8626 | /* disable both bits, even after read */ | |
8627 | REG_WR(bp, MCP_REG_MCPR_NVM_ACCESS_ENABLE, | |
8628 | (val & ~(MCPR_NVM_ACCESS_ENABLE_EN | | |
8629 | MCPR_NVM_ACCESS_ENABLE_WR_EN))); | |
8630 | } | |
8631 | ||
4781bfad | 8632 | static int bnx2x_nvram_read_dword(struct bnx2x *bp, u32 offset, __be32 *ret_val, |
a2fbb9ea ET |
8633 | u32 cmd_flags) |
8634 | { | |
f1410647 | 8635 | int count, i, rc; |
a2fbb9ea ET |
8636 | u32 val; |
8637 | ||
8638 | /* build the command word */ | |
8639 | cmd_flags |= MCPR_NVM_COMMAND_DOIT; | |
8640 | ||
8641 | /* need to clear DONE bit separately */ | |
8642 | REG_WR(bp, MCP_REG_MCPR_NVM_COMMAND, MCPR_NVM_COMMAND_DONE); | |
8643 | ||
8644 | /* address of the NVRAM to read from */ | |
8645 | REG_WR(bp, MCP_REG_MCPR_NVM_ADDR, | |
8646 | (offset & MCPR_NVM_ADDR_NVM_ADDR_VALUE)); | |
8647 | ||
8648 | /* issue a read command */ | |
8649 | REG_WR(bp, MCP_REG_MCPR_NVM_COMMAND, cmd_flags); | |
8650 | ||
8651 | /* adjust timeout for emulation/FPGA */ | |
8652 | count = NVRAM_TIMEOUT_COUNT; | |
8653 | if (CHIP_REV_IS_SLOW(bp)) | |
8654 | count *= 100; | |
8655 | ||
8656 | /* wait for completion */ | |
8657 | *ret_val = 0; | |
8658 | rc = -EBUSY; | |
8659 | for (i = 0; i < count; i++) { | |
8660 | udelay(5); | |
8661 | val = REG_RD(bp, MCP_REG_MCPR_NVM_COMMAND); | |
8662 | ||
8663 | if (val & MCPR_NVM_COMMAND_DONE) { | |
8664 | val = REG_RD(bp, MCP_REG_MCPR_NVM_READ); | |
a2fbb9ea ET |
8665 | /* we read nvram data in cpu order |
8666 | * but ethtool sees it as an array of bytes | |
8667 | * converting to big-endian will do the work */ | |
4781bfad | 8668 | *ret_val = cpu_to_be32(val); |
a2fbb9ea ET |
8669 | rc = 0; |
8670 | break; | |
8671 | } | |
8672 | } | |
8673 | ||
8674 | return rc; | |
8675 | } | |
8676 | ||
8677 | static int bnx2x_nvram_read(struct bnx2x *bp, u32 offset, u8 *ret_buf, | |
8678 | int buf_size) | |
8679 | { | |
8680 | int rc; | |
8681 | u32 cmd_flags; | |
4781bfad | 8682 | __be32 val; |
a2fbb9ea ET |
8683 | |
8684 | if ((offset & 0x03) || (buf_size & 0x03) || (buf_size == 0)) { | |
34f80b04 | 8685 | DP(BNX2X_MSG_NVM, |
c14423fe | 8686 | "Invalid parameter: offset 0x%x buf_size 0x%x\n", |
a2fbb9ea ET |
8687 | offset, buf_size); |
8688 | return -EINVAL; | |
8689 | } | |
8690 | ||
34f80b04 EG |
8691 | if (offset + buf_size > bp->common.flash_size) { |
8692 | DP(BNX2X_MSG_NVM, "Invalid parameter: offset (0x%x) +" | |
a2fbb9ea | 8693 | " buf_size (0x%x) > flash_size (0x%x)\n", |
34f80b04 | 8694 | offset, buf_size, bp->common.flash_size); |
a2fbb9ea ET |
8695 | return -EINVAL; |
8696 | } | |
8697 | ||
8698 | /* request access to nvram interface */ | |
8699 | rc = bnx2x_acquire_nvram_lock(bp); | |
8700 | if (rc) | |
8701 | return rc; | |
8702 | ||
8703 | /* enable access to nvram interface */ | |
8704 | bnx2x_enable_nvram_access(bp); | |
8705 | ||
8706 | /* read the first word(s) */ | |
8707 | cmd_flags = MCPR_NVM_COMMAND_FIRST; | |
8708 | while ((buf_size > sizeof(u32)) && (rc == 0)) { | |
8709 | rc = bnx2x_nvram_read_dword(bp, offset, &val, cmd_flags); | |
8710 | memcpy(ret_buf, &val, 4); | |
8711 | ||
8712 | /* advance to the next dword */ | |
8713 | offset += sizeof(u32); | |
8714 | ret_buf += sizeof(u32); | |
8715 | buf_size -= sizeof(u32); | |
8716 | cmd_flags = 0; | |
8717 | } | |
8718 | ||
8719 | if (rc == 0) { | |
8720 | cmd_flags |= MCPR_NVM_COMMAND_LAST; | |
8721 | rc = bnx2x_nvram_read_dword(bp, offset, &val, cmd_flags); | |
8722 | memcpy(ret_buf, &val, 4); | |
8723 | } | |
8724 | ||
8725 | /* disable access to nvram interface */ | |
8726 | bnx2x_disable_nvram_access(bp); | |
8727 | bnx2x_release_nvram_lock(bp); | |
8728 | ||
8729 | return rc; | |
8730 | } | |
8731 | ||
8732 | static int bnx2x_get_eeprom(struct net_device *dev, | |
8733 | struct ethtool_eeprom *eeprom, u8 *eebuf) | |
8734 | { | |
8735 | struct bnx2x *bp = netdev_priv(dev); | |
8736 | int rc; | |
8737 | ||
2add3acb EG |
8738 | if (!netif_running(dev)) |
8739 | return -EAGAIN; | |
8740 | ||
34f80b04 | 8741 | DP(BNX2X_MSG_NVM, "ethtool_eeprom: cmd %d\n" |
a2fbb9ea ET |
8742 | DP_LEVEL " magic 0x%x offset 0x%x (%d) len 0x%x (%d)\n", |
8743 | eeprom->cmd, eeprom->magic, eeprom->offset, eeprom->offset, | |
8744 | eeprom->len, eeprom->len); | |
8745 | ||
8746 | /* parameters already validated in ethtool_get_eeprom */ | |
8747 | ||
8748 | rc = bnx2x_nvram_read(bp, eeprom->offset, eebuf, eeprom->len); | |
8749 | ||
8750 | return rc; | |
8751 | } | |
8752 | ||
8753 | static int bnx2x_nvram_write_dword(struct bnx2x *bp, u32 offset, u32 val, | |
8754 | u32 cmd_flags) | |
8755 | { | |
f1410647 | 8756 | int count, i, rc; |
a2fbb9ea ET |
8757 | |
8758 | /* build the command word */ | |
8759 | cmd_flags |= MCPR_NVM_COMMAND_DOIT | MCPR_NVM_COMMAND_WR; | |
8760 | ||
8761 | /* need to clear DONE bit separately */ | |
8762 | REG_WR(bp, MCP_REG_MCPR_NVM_COMMAND, MCPR_NVM_COMMAND_DONE); | |
8763 | ||
8764 | /* write the data */ | |
8765 | REG_WR(bp, MCP_REG_MCPR_NVM_WRITE, val); | |
8766 | ||
8767 | /* address of the NVRAM to write to */ | |
8768 | REG_WR(bp, MCP_REG_MCPR_NVM_ADDR, | |
8769 | (offset & MCPR_NVM_ADDR_NVM_ADDR_VALUE)); | |
8770 | ||
8771 | /* issue the write command */ | |
8772 | REG_WR(bp, MCP_REG_MCPR_NVM_COMMAND, cmd_flags); | |
8773 | ||
8774 | /* adjust timeout for emulation/FPGA */ | |
8775 | count = NVRAM_TIMEOUT_COUNT; | |
8776 | if (CHIP_REV_IS_SLOW(bp)) | |
8777 | count *= 100; | |
8778 | ||
8779 | /* wait for completion */ | |
8780 | rc = -EBUSY; | |
8781 | for (i = 0; i < count; i++) { | |
8782 | udelay(5); | |
8783 | val = REG_RD(bp, MCP_REG_MCPR_NVM_COMMAND); | |
8784 | if (val & MCPR_NVM_COMMAND_DONE) { | |
8785 | rc = 0; | |
8786 | break; | |
8787 | } | |
8788 | } | |
8789 | ||
8790 | return rc; | |
8791 | } | |
8792 | ||
f1410647 | 8793 | #define BYTE_OFFSET(offset) (8 * (offset & 0x03)) |
a2fbb9ea ET |
8794 | |
8795 | static int bnx2x_nvram_write1(struct bnx2x *bp, u32 offset, u8 *data_buf, | |
8796 | int buf_size) | |
8797 | { | |
8798 | int rc; | |
8799 | u32 cmd_flags; | |
8800 | u32 align_offset; | |
4781bfad | 8801 | __be32 val; |
a2fbb9ea | 8802 | |
34f80b04 EG |
8803 | if (offset + buf_size > bp->common.flash_size) { |
8804 | DP(BNX2X_MSG_NVM, "Invalid parameter: offset (0x%x) +" | |
a2fbb9ea | 8805 | " buf_size (0x%x) > flash_size (0x%x)\n", |
34f80b04 | 8806 | offset, buf_size, bp->common.flash_size); |
a2fbb9ea ET |
8807 | return -EINVAL; |
8808 | } | |
8809 | ||
8810 | /* request access to nvram interface */ | |
8811 | rc = bnx2x_acquire_nvram_lock(bp); | |
8812 | if (rc) | |
8813 | return rc; | |
8814 | ||
8815 | /* enable access to nvram interface */ | |
8816 | bnx2x_enable_nvram_access(bp); | |
8817 | ||
8818 | cmd_flags = (MCPR_NVM_COMMAND_FIRST | MCPR_NVM_COMMAND_LAST); | |
8819 | align_offset = (offset & ~0x03); | |
8820 | rc = bnx2x_nvram_read_dword(bp, align_offset, &val, cmd_flags); | |
8821 | ||
8822 | if (rc == 0) { | |
8823 | val &= ~(0xff << BYTE_OFFSET(offset)); | |
8824 | val |= (*data_buf << BYTE_OFFSET(offset)); | |
8825 | ||
8826 | /* nvram data is returned as an array of bytes | |
8827 | * convert it back to cpu order */ | |
8828 | val = be32_to_cpu(val); | |
8829 | ||
a2fbb9ea ET |
8830 | rc = bnx2x_nvram_write_dword(bp, align_offset, val, |
8831 | cmd_flags); | |
8832 | } | |
8833 | ||
8834 | /* disable access to nvram interface */ | |
8835 | bnx2x_disable_nvram_access(bp); | |
8836 | bnx2x_release_nvram_lock(bp); | |
8837 | ||
8838 | return rc; | |
8839 | } | |
8840 | ||
8841 | static int bnx2x_nvram_write(struct bnx2x *bp, u32 offset, u8 *data_buf, | |
8842 | int buf_size) | |
8843 | { | |
8844 | int rc; | |
8845 | u32 cmd_flags; | |
8846 | u32 val; | |
8847 | u32 written_so_far; | |
8848 | ||
34f80b04 | 8849 | if (buf_size == 1) /* ethtool */ |
a2fbb9ea | 8850 | return bnx2x_nvram_write1(bp, offset, data_buf, buf_size); |
a2fbb9ea ET |
8851 | |
8852 | if ((offset & 0x03) || (buf_size & 0x03) || (buf_size == 0)) { | |
34f80b04 | 8853 | DP(BNX2X_MSG_NVM, |
c14423fe | 8854 | "Invalid parameter: offset 0x%x buf_size 0x%x\n", |
a2fbb9ea ET |
8855 | offset, buf_size); |
8856 | return -EINVAL; | |
8857 | } | |
8858 | ||
34f80b04 EG |
8859 | if (offset + buf_size > bp->common.flash_size) { |
8860 | DP(BNX2X_MSG_NVM, "Invalid parameter: offset (0x%x) +" | |
a2fbb9ea | 8861 | " buf_size (0x%x) > flash_size (0x%x)\n", |
34f80b04 | 8862 | offset, buf_size, bp->common.flash_size); |
a2fbb9ea ET |
8863 | return -EINVAL; |
8864 | } | |
8865 | ||
8866 | /* request access to nvram interface */ | |
8867 | rc = bnx2x_acquire_nvram_lock(bp); | |
8868 | if (rc) | |
8869 | return rc; | |
8870 | ||
8871 | /* enable access to nvram interface */ | |
8872 | bnx2x_enable_nvram_access(bp); | |
8873 | ||
8874 | written_so_far = 0; | |
8875 | cmd_flags = MCPR_NVM_COMMAND_FIRST; | |
8876 | while ((written_so_far < buf_size) && (rc == 0)) { | |
8877 | if (written_so_far == (buf_size - sizeof(u32))) | |
8878 | cmd_flags |= MCPR_NVM_COMMAND_LAST; | |
8879 | else if (((offset + 4) % NVRAM_PAGE_SIZE) == 0) | |
8880 | cmd_flags |= MCPR_NVM_COMMAND_LAST; | |
8881 | else if ((offset % NVRAM_PAGE_SIZE) == 0) | |
8882 | cmd_flags |= MCPR_NVM_COMMAND_FIRST; | |
8883 | ||
8884 | memcpy(&val, data_buf, 4); | |
a2fbb9ea ET |
8885 | |
8886 | rc = bnx2x_nvram_write_dword(bp, offset, val, cmd_flags); | |
8887 | ||
8888 | /* advance to the next dword */ | |
8889 | offset += sizeof(u32); | |
8890 | data_buf += sizeof(u32); | |
8891 | written_so_far += sizeof(u32); | |
8892 | cmd_flags = 0; | |
8893 | } | |
8894 | ||
8895 | /* disable access to nvram interface */ | |
8896 | bnx2x_disable_nvram_access(bp); | |
8897 | bnx2x_release_nvram_lock(bp); | |
8898 | ||
8899 | return rc; | |
8900 | } | |
8901 | ||
8902 | static int bnx2x_set_eeprom(struct net_device *dev, | |
8903 | struct ethtool_eeprom *eeprom, u8 *eebuf) | |
8904 | { | |
8905 | struct bnx2x *bp = netdev_priv(dev); | |
8906 | int rc; | |
8907 | ||
9f4c9583 EG |
8908 | if (!netif_running(dev)) |
8909 | return -EAGAIN; | |
8910 | ||
34f80b04 | 8911 | DP(BNX2X_MSG_NVM, "ethtool_eeprom: cmd %d\n" |
a2fbb9ea ET |
8912 | DP_LEVEL " magic 0x%x offset 0x%x (%d) len 0x%x (%d)\n", |
8913 | eeprom->cmd, eeprom->magic, eeprom->offset, eeprom->offset, | |
8914 | eeprom->len, eeprom->len); | |
8915 | ||
8916 | /* parameters already validated in ethtool_set_eeprom */ | |
8917 | ||
c18487ee | 8918 | /* If the magic number is PHY (0x00504859) upgrade the PHY FW */ |
34f80b04 EG |
8919 | if (eeprom->magic == 0x00504859) |
8920 | if (bp->port.pmf) { | |
8921 | ||
4a37fb66 | 8922 | bnx2x_acquire_phy_lock(bp); |
34f80b04 EG |
8923 | rc = bnx2x_flash_download(bp, BP_PORT(bp), |
8924 | bp->link_params.ext_phy_config, | |
8925 | (bp->state != BNX2X_STATE_CLOSED), | |
8926 | eebuf, eeprom->len); | |
bb2a0f7a YG |
8927 | if ((bp->state == BNX2X_STATE_OPEN) || |
8928 | (bp->state == BNX2X_STATE_DISABLED)) { | |
34f80b04 | 8929 | rc |= bnx2x_link_reset(&bp->link_params, |
589abe3a | 8930 | &bp->link_vars, 1); |
34f80b04 EG |
8931 | rc |= bnx2x_phy_init(&bp->link_params, |
8932 | &bp->link_vars); | |
bb2a0f7a | 8933 | } |
4a37fb66 | 8934 | bnx2x_release_phy_lock(bp); |
34f80b04 EG |
8935 | |
8936 | } else /* Only the PMF can access the PHY */ | |
8937 | return -EINVAL; | |
8938 | else | |
c18487ee | 8939 | rc = bnx2x_nvram_write(bp, eeprom->offset, eebuf, eeprom->len); |
a2fbb9ea ET |
8940 | |
8941 | return rc; | |
8942 | } | |
8943 | ||
8944 | static int bnx2x_get_coalesce(struct net_device *dev, | |
8945 | struct ethtool_coalesce *coal) | |
8946 | { | |
8947 | struct bnx2x *bp = netdev_priv(dev); | |
8948 | ||
8949 | memset(coal, 0, sizeof(struct ethtool_coalesce)); | |
8950 | ||
8951 | coal->rx_coalesce_usecs = bp->rx_ticks; | |
8952 | coal->tx_coalesce_usecs = bp->tx_ticks; | |
a2fbb9ea ET |
8953 | |
8954 | return 0; | |
8955 | } | |
8956 | ||
8957 | static int bnx2x_set_coalesce(struct net_device *dev, | |
8958 | struct ethtool_coalesce *coal) | |
8959 | { | |
8960 | struct bnx2x *bp = netdev_priv(dev); | |
8961 | ||
8962 | bp->rx_ticks = (u16) coal->rx_coalesce_usecs; | |
8963 | if (bp->rx_ticks > 3000) | |
8964 | bp->rx_ticks = 3000; | |
8965 | ||
8966 | bp->tx_ticks = (u16) coal->tx_coalesce_usecs; | |
8967 | if (bp->tx_ticks > 0x3000) | |
8968 | bp->tx_ticks = 0x3000; | |
8969 | ||
34f80b04 | 8970 | if (netif_running(dev)) |
a2fbb9ea ET |
8971 | bnx2x_update_coalesce(bp); |
8972 | ||
8973 | return 0; | |
8974 | } | |
8975 | ||
8976 | static void bnx2x_get_ringparam(struct net_device *dev, | |
8977 | struct ethtool_ringparam *ering) | |
8978 | { | |
8979 | struct bnx2x *bp = netdev_priv(dev); | |
8980 | ||
8981 | ering->rx_max_pending = MAX_RX_AVAIL; | |
8982 | ering->rx_mini_max_pending = 0; | |
8983 | ering->rx_jumbo_max_pending = 0; | |
8984 | ||
8985 | ering->rx_pending = bp->rx_ring_size; | |
8986 | ering->rx_mini_pending = 0; | |
8987 | ering->rx_jumbo_pending = 0; | |
8988 | ||
8989 | ering->tx_max_pending = MAX_TX_AVAIL; | |
8990 | ering->tx_pending = bp->tx_ring_size; | |
8991 | } | |
8992 | ||
8993 | static int bnx2x_set_ringparam(struct net_device *dev, | |
8994 | struct ethtool_ringparam *ering) | |
8995 | { | |
8996 | struct bnx2x *bp = netdev_priv(dev); | |
34f80b04 | 8997 | int rc = 0; |
a2fbb9ea ET |
8998 | |
8999 | if ((ering->rx_pending > MAX_RX_AVAIL) || | |
9000 | (ering->tx_pending > MAX_TX_AVAIL) || | |
9001 | (ering->tx_pending <= MAX_SKB_FRAGS + 4)) | |
9002 | return -EINVAL; | |
9003 | ||
9004 | bp->rx_ring_size = ering->rx_pending; | |
9005 | bp->tx_ring_size = ering->tx_pending; | |
9006 | ||
34f80b04 EG |
9007 | if (netif_running(dev)) { |
9008 | bnx2x_nic_unload(bp, UNLOAD_NORMAL); | |
9009 | rc = bnx2x_nic_load(bp, LOAD_NORMAL); | |
a2fbb9ea ET |
9010 | } |
9011 | ||
34f80b04 | 9012 | return rc; |
a2fbb9ea ET |
9013 | } |
9014 | ||
9015 | static void bnx2x_get_pauseparam(struct net_device *dev, | |
9016 | struct ethtool_pauseparam *epause) | |
9017 | { | |
9018 | struct bnx2x *bp = netdev_priv(dev); | |
9019 | ||
356e2385 EG |
9020 | epause->autoneg = (bp->link_params.req_flow_ctrl == |
9021 | BNX2X_FLOW_CTRL_AUTO) && | |
c18487ee YR |
9022 | (bp->link_params.req_line_speed == SPEED_AUTO_NEG); |
9023 | ||
c0700f90 DM |
9024 | epause->rx_pause = ((bp->link_vars.flow_ctrl & BNX2X_FLOW_CTRL_RX) == |
9025 | BNX2X_FLOW_CTRL_RX); | |
9026 | epause->tx_pause = ((bp->link_vars.flow_ctrl & BNX2X_FLOW_CTRL_TX) == | |
9027 | BNX2X_FLOW_CTRL_TX); | |
a2fbb9ea ET |
9028 | |
9029 | DP(NETIF_MSG_LINK, "ethtool_pauseparam: cmd %d\n" | |
9030 | DP_LEVEL " autoneg %d rx_pause %d tx_pause %d\n", | |
9031 | epause->cmd, epause->autoneg, epause->rx_pause, epause->tx_pause); | |
9032 | } | |
9033 | ||
9034 | static int bnx2x_set_pauseparam(struct net_device *dev, | |
9035 | struct ethtool_pauseparam *epause) | |
9036 | { | |
9037 | struct bnx2x *bp = netdev_priv(dev); | |
9038 | ||
34f80b04 EG |
9039 | if (IS_E1HMF(bp)) |
9040 | return 0; | |
9041 | ||
a2fbb9ea ET |
9042 | DP(NETIF_MSG_LINK, "ethtool_pauseparam: cmd %d\n" |
9043 | DP_LEVEL " autoneg %d rx_pause %d tx_pause %d\n", | |
9044 | epause->cmd, epause->autoneg, epause->rx_pause, epause->tx_pause); | |
9045 | ||
c0700f90 | 9046 | bp->link_params.req_flow_ctrl = BNX2X_FLOW_CTRL_AUTO; |
a2fbb9ea | 9047 | |
f1410647 | 9048 | if (epause->rx_pause) |
c0700f90 | 9049 | bp->link_params.req_flow_ctrl |= BNX2X_FLOW_CTRL_RX; |
c18487ee | 9050 | |
f1410647 | 9051 | if (epause->tx_pause) |
c0700f90 | 9052 | bp->link_params.req_flow_ctrl |= BNX2X_FLOW_CTRL_TX; |
c18487ee | 9053 | |
c0700f90 DM |
9054 | if (bp->link_params.req_flow_ctrl == BNX2X_FLOW_CTRL_AUTO) |
9055 | bp->link_params.req_flow_ctrl = BNX2X_FLOW_CTRL_NONE; | |
a2fbb9ea | 9056 | |
c18487ee | 9057 | if (epause->autoneg) { |
34f80b04 | 9058 | if (!(bp->port.supported & SUPPORTED_Autoneg)) { |
3196a88a | 9059 | DP(NETIF_MSG_LINK, "autoneg not supported\n"); |
c18487ee YR |
9060 | return -EINVAL; |
9061 | } | |
a2fbb9ea | 9062 | |
c18487ee | 9063 | if (bp->link_params.req_line_speed == SPEED_AUTO_NEG) |
c0700f90 | 9064 | bp->link_params.req_flow_ctrl = BNX2X_FLOW_CTRL_AUTO; |
c18487ee | 9065 | } |
a2fbb9ea | 9066 | |
c18487ee YR |
9067 | DP(NETIF_MSG_LINK, |
9068 | "req_flow_ctrl 0x%x\n", bp->link_params.req_flow_ctrl); | |
34f80b04 EG |
9069 | |
9070 | if (netif_running(dev)) { | |
bb2a0f7a | 9071 | bnx2x_stats_handle(bp, STATS_EVENT_STOP); |
34f80b04 EG |
9072 | bnx2x_link_set(bp); |
9073 | } | |
a2fbb9ea ET |
9074 | |
9075 | return 0; | |
9076 | } | |
9077 | ||
df0f2343 VZ |
9078 | static int bnx2x_set_flags(struct net_device *dev, u32 data) |
9079 | { | |
9080 | struct bnx2x *bp = netdev_priv(dev); | |
9081 | int changed = 0; | |
9082 | int rc = 0; | |
9083 | ||
9084 | /* TPA requires Rx CSUM offloading */ | |
9085 | if ((data & ETH_FLAG_LRO) && bp->rx_csum) { | |
9086 | if (!(dev->features & NETIF_F_LRO)) { | |
9087 | dev->features |= NETIF_F_LRO; | |
9088 | bp->flags |= TPA_ENABLE_FLAG; | |
9089 | changed = 1; | |
9090 | } | |
9091 | ||
9092 | } else if (dev->features & NETIF_F_LRO) { | |
9093 | dev->features &= ~NETIF_F_LRO; | |
9094 | bp->flags &= ~TPA_ENABLE_FLAG; | |
9095 | changed = 1; | |
9096 | } | |
9097 | ||
9098 | if (changed && netif_running(dev)) { | |
9099 | bnx2x_nic_unload(bp, UNLOAD_NORMAL); | |
9100 | rc = bnx2x_nic_load(bp, LOAD_NORMAL); | |
9101 | } | |
9102 | ||
9103 | return rc; | |
9104 | } | |
9105 | ||
a2fbb9ea ET |
9106 | static u32 bnx2x_get_rx_csum(struct net_device *dev) |
9107 | { | |
9108 | struct bnx2x *bp = netdev_priv(dev); | |
9109 | ||
9110 | return bp->rx_csum; | |
9111 | } | |
9112 | ||
9113 | static int bnx2x_set_rx_csum(struct net_device *dev, u32 data) | |
9114 | { | |
9115 | struct bnx2x *bp = netdev_priv(dev); | |
df0f2343 | 9116 | int rc = 0; |
a2fbb9ea ET |
9117 | |
9118 | bp->rx_csum = data; | |
df0f2343 VZ |
9119 | |
9120 | /* Disable TPA, when Rx CSUM is disabled. Otherwise all | |
9121 | TPA'ed packets will be discarded due to wrong TCP CSUM */ | |
9122 | if (!data) { | |
9123 | u32 flags = ethtool_op_get_flags(dev); | |
9124 | ||
9125 | rc = bnx2x_set_flags(dev, (flags & ~ETH_FLAG_LRO)); | |
9126 | } | |
9127 | ||
9128 | return rc; | |
a2fbb9ea ET |
9129 | } |
9130 | ||
9131 | static int bnx2x_set_tso(struct net_device *dev, u32 data) | |
9132 | { | |
755735eb | 9133 | if (data) { |
a2fbb9ea | 9134 | dev->features |= (NETIF_F_TSO | NETIF_F_TSO_ECN); |
755735eb EG |
9135 | dev->features |= NETIF_F_TSO6; |
9136 | } else { | |
a2fbb9ea | 9137 | dev->features &= ~(NETIF_F_TSO | NETIF_F_TSO_ECN); |
755735eb EG |
9138 | dev->features &= ~NETIF_F_TSO6; |
9139 | } | |
9140 | ||
a2fbb9ea ET |
9141 | return 0; |
9142 | } | |
9143 | ||
f3c87cdd | 9144 | static const struct { |
a2fbb9ea ET |
9145 | char string[ETH_GSTRING_LEN]; |
9146 | } bnx2x_tests_str_arr[BNX2X_NUM_TESTS] = { | |
f3c87cdd YG |
9147 | { "register_test (offline)" }, |
9148 | { "memory_test (offline)" }, | |
9149 | { "loopback_test (offline)" }, | |
9150 | { "nvram_test (online)" }, | |
9151 | { "interrupt_test (online)" }, | |
9152 | { "link_test (online)" }, | |
d3d4f495 | 9153 | { "idle check (online)" } |
a2fbb9ea ET |
9154 | }; |
9155 | ||
9156 | static int bnx2x_self_test_count(struct net_device *dev) | |
9157 | { | |
9158 | return BNX2X_NUM_TESTS; | |
9159 | } | |
9160 | ||
f3c87cdd YG |
9161 | static int bnx2x_test_registers(struct bnx2x *bp) |
9162 | { | |
9163 | int idx, i, rc = -ENODEV; | |
9164 | u32 wr_val = 0; | |
9dabc424 | 9165 | int port = BP_PORT(bp); |
f3c87cdd YG |
9166 | static const struct { |
9167 | u32 offset0; | |
9168 | u32 offset1; | |
9169 | u32 mask; | |
9170 | } reg_tbl[] = { | |
9171 | /* 0 */ { BRB1_REG_PAUSE_LOW_THRESHOLD_0, 4, 0x000003ff }, | |
9172 | { DORQ_REG_DB_ADDR0, 4, 0xffffffff }, | |
9173 | { HC_REG_AGG_INT_0, 4, 0x000003ff }, | |
9174 | { PBF_REG_MAC_IF0_ENABLE, 4, 0x00000001 }, | |
9175 | { PBF_REG_P0_INIT_CRD, 4, 0x000007ff }, | |
9176 | { PRS_REG_CID_PORT_0, 4, 0x00ffffff }, | |
9177 | { PXP2_REG_PSWRQ_CDU0_L2P, 4, 0x000fffff }, | |
9178 | { PXP2_REG_RQ_CDU0_EFIRST_MEM_ADDR, 8, 0x0003ffff }, | |
9179 | { PXP2_REG_PSWRQ_TM0_L2P, 4, 0x000fffff }, | |
9180 | { PXP2_REG_RQ_USDM0_EFIRST_MEM_ADDR, 8, 0x0003ffff }, | |
9181 | /* 10 */ { PXP2_REG_PSWRQ_TSDM0_L2P, 4, 0x000fffff }, | |
9182 | { QM_REG_CONNNUM_0, 4, 0x000fffff }, | |
9183 | { TM_REG_LIN0_MAX_ACTIVE_CID, 4, 0x0003ffff }, | |
9184 | { SRC_REG_KEYRSS0_0, 40, 0xffffffff }, | |
9185 | { SRC_REG_KEYRSS0_7, 40, 0xffffffff }, | |
9186 | { XCM_REG_WU_DA_SET_TMR_CNT_FLG_CMD00, 4, 0x00000001 }, | |
9187 | { XCM_REG_WU_DA_CNT_CMD00, 4, 0x00000003 }, | |
9188 | { XCM_REG_GLB_DEL_ACK_MAX_CNT_0, 4, 0x000000ff }, | |
9189 | { NIG_REG_EGRESS_MNG0_FIFO, 20, 0xffffffff }, | |
9190 | { NIG_REG_LLH0_T_BIT, 4, 0x00000001 }, | |
9191 | /* 20 */ { NIG_REG_EMAC0_IN_EN, 4, 0x00000001 }, | |
9192 | { NIG_REG_BMAC0_IN_EN, 4, 0x00000001 }, | |
9193 | { NIG_REG_XCM0_OUT_EN, 4, 0x00000001 }, | |
9194 | { NIG_REG_BRB0_OUT_EN, 4, 0x00000001 }, | |
9195 | { NIG_REG_LLH0_XCM_MASK, 4, 0x00000007 }, | |
9196 | { NIG_REG_LLH0_ACPI_PAT_6_LEN, 68, 0x000000ff }, | |
9197 | { NIG_REG_LLH0_ACPI_PAT_0_CRC, 68, 0xffffffff }, | |
9198 | { NIG_REG_LLH0_DEST_MAC_0_0, 160, 0xffffffff }, | |
9199 | { NIG_REG_LLH0_DEST_IP_0_1, 160, 0xffffffff }, | |
9200 | { NIG_REG_LLH0_IPV4_IPV6_0, 160, 0x00000001 }, | |
9201 | /* 30 */ { NIG_REG_LLH0_DEST_UDP_0, 160, 0x0000ffff }, | |
9202 | { NIG_REG_LLH0_DEST_TCP_0, 160, 0x0000ffff }, | |
9203 | { NIG_REG_LLH0_VLAN_ID_0, 160, 0x00000fff }, | |
9204 | { NIG_REG_XGXS_SERDES0_MODE_SEL, 4, 0x00000001 }, | |
9205 | { NIG_REG_LED_CONTROL_OVERRIDE_TRAFFIC_P0, 4, 0x00000001 }, | |
9206 | { NIG_REG_STATUS_INTERRUPT_PORT0, 4, 0x07ffffff }, | |
9207 | { NIG_REG_XGXS0_CTRL_EXTREMOTEMDIOST, 24, 0x00000001 }, | |
9208 | { NIG_REG_SERDES0_CTRL_PHY_ADDR, 16, 0x0000001f }, | |
9209 | ||
9210 | { 0xffffffff, 0, 0x00000000 } | |
9211 | }; | |
9212 | ||
9213 | if (!netif_running(bp->dev)) | |
9214 | return rc; | |
9215 | ||
9216 | /* Repeat the test twice: | |
9217 | First by writing 0x00000000, second by writing 0xffffffff */ | |
9218 | for (idx = 0; idx < 2; idx++) { | |
9219 | ||
9220 | switch (idx) { | |
9221 | case 0: | |
9222 | wr_val = 0; | |
9223 | break; | |
9224 | case 1: | |
9225 | wr_val = 0xffffffff; | |
9226 | break; | |
9227 | } | |
9228 | ||
9229 | for (i = 0; reg_tbl[i].offset0 != 0xffffffff; i++) { | |
9230 | u32 offset, mask, save_val, val; | |
f3c87cdd YG |
9231 | |
9232 | offset = reg_tbl[i].offset0 + port*reg_tbl[i].offset1; | |
9233 | mask = reg_tbl[i].mask; | |
9234 | ||
9235 | save_val = REG_RD(bp, offset); | |
9236 | ||
9237 | REG_WR(bp, offset, wr_val); | |
9238 | val = REG_RD(bp, offset); | |
9239 | ||
9240 | /* Restore the original register's value */ | |
9241 | REG_WR(bp, offset, save_val); | |
9242 | ||
9243 | /* verify that value is as expected value */ | |
9244 | if ((val & mask) != (wr_val & mask)) | |
9245 | goto test_reg_exit; | |
9246 | } | |
9247 | } | |
9248 | ||
9249 | rc = 0; | |
9250 | ||
9251 | test_reg_exit: | |
9252 | return rc; | |
9253 | } | |
9254 | ||
9255 | static int bnx2x_test_memory(struct bnx2x *bp) | |
9256 | { | |
9257 | int i, j, rc = -ENODEV; | |
9258 | u32 val; | |
9259 | static const struct { | |
9260 | u32 offset; | |
9261 | int size; | |
9262 | } mem_tbl[] = { | |
9263 | { CCM_REG_XX_DESCR_TABLE, CCM_REG_XX_DESCR_TABLE_SIZE }, | |
9264 | { CFC_REG_ACTIVITY_COUNTER, CFC_REG_ACTIVITY_COUNTER_SIZE }, | |
9265 | { CFC_REG_LINK_LIST, CFC_REG_LINK_LIST_SIZE }, | |
9266 | { DMAE_REG_CMD_MEM, DMAE_REG_CMD_MEM_SIZE }, | |
9267 | { TCM_REG_XX_DESCR_TABLE, TCM_REG_XX_DESCR_TABLE_SIZE }, | |
9268 | { UCM_REG_XX_DESCR_TABLE, UCM_REG_XX_DESCR_TABLE_SIZE }, | |
9269 | { XCM_REG_XX_DESCR_TABLE, XCM_REG_XX_DESCR_TABLE_SIZE }, | |
9270 | ||
9271 | { 0xffffffff, 0 } | |
9272 | }; | |
9273 | static const struct { | |
9274 | char *name; | |
9275 | u32 offset; | |
9dabc424 YG |
9276 | u32 e1_mask; |
9277 | u32 e1h_mask; | |
f3c87cdd | 9278 | } prty_tbl[] = { |
9dabc424 YG |
9279 | { "CCM_PRTY_STS", CCM_REG_CCM_PRTY_STS, 0x3ffc0, 0 }, |
9280 | { "CFC_PRTY_STS", CFC_REG_CFC_PRTY_STS, 0x2, 0x2 }, | |
9281 | { "DMAE_PRTY_STS", DMAE_REG_DMAE_PRTY_STS, 0, 0 }, | |
9282 | { "TCM_PRTY_STS", TCM_REG_TCM_PRTY_STS, 0x3ffc0, 0 }, | |
9283 | { "UCM_PRTY_STS", UCM_REG_UCM_PRTY_STS, 0x3ffc0, 0 }, | |
9284 | { "XCM_PRTY_STS", XCM_REG_XCM_PRTY_STS, 0x3ffc1, 0 }, | |
9285 | ||
9286 | { NULL, 0xffffffff, 0, 0 } | |
f3c87cdd YG |
9287 | }; |
9288 | ||
9289 | if (!netif_running(bp->dev)) | |
9290 | return rc; | |
9291 | ||
9292 | /* Go through all the memories */ | |
9293 | for (i = 0; mem_tbl[i].offset != 0xffffffff; i++) | |
9294 | for (j = 0; j < mem_tbl[i].size; j++) | |
9295 | REG_RD(bp, mem_tbl[i].offset + j*4); | |
9296 | ||
9297 | /* Check the parity status */ | |
9298 | for (i = 0; prty_tbl[i].offset != 0xffffffff; i++) { | |
9299 | val = REG_RD(bp, prty_tbl[i].offset); | |
9dabc424 YG |
9300 | if ((CHIP_IS_E1(bp) && (val & ~(prty_tbl[i].e1_mask))) || |
9301 | (CHIP_IS_E1H(bp) && (val & ~(prty_tbl[i].e1h_mask)))) { | |
f3c87cdd YG |
9302 | DP(NETIF_MSG_HW, |
9303 | "%s is 0x%x\n", prty_tbl[i].name, val); | |
9304 | goto test_mem_exit; | |
9305 | } | |
9306 | } | |
9307 | ||
9308 | rc = 0; | |
9309 | ||
9310 | test_mem_exit: | |
9311 | return rc; | |
9312 | } | |
9313 | ||
f3c87cdd YG |
9314 | static void bnx2x_wait_for_link(struct bnx2x *bp, u8 link_up) |
9315 | { | |
9316 | int cnt = 1000; | |
9317 | ||
9318 | if (link_up) | |
9319 | while (bnx2x_link_test(bp) && cnt--) | |
9320 | msleep(10); | |
9321 | } | |
9322 | ||
9323 | static int bnx2x_run_loopback(struct bnx2x *bp, int loopback_mode, u8 link_up) | |
9324 | { | |
9325 | unsigned int pkt_size, num_pkts, i; | |
9326 | struct sk_buff *skb; | |
9327 | unsigned char *packet; | |
9328 | struct bnx2x_fastpath *fp = &bp->fp[0]; | |
9329 | u16 tx_start_idx, tx_idx; | |
9330 | u16 rx_start_idx, rx_idx; | |
9331 | u16 pkt_prod; | |
9332 | struct sw_tx_bd *tx_buf; | |
9333 | struct eth_tx_bd *tx_bd; | |
9334 | dma_addr_t mapping; | |
9335 | union eth_rx_cqe *cqe; | |
9336 | u8 cqe_fp_flags; | |
9337 | struct sw_rx_bd *rx_buf; | |
9338 | u16 len; | |
9339 | int rc = -ENODEV; | |
9340 | ||
b5bf9068 EG |
9341 | /* check the loopback mode */ |
9342 | switch (loopback_mode) { | |
9343 | case BNX2X_PHY_LOOPBACK: | |
9344 | if (bp->link_params.loopback_mode != LOOPBACK_XGXS_10) | |
9345 | return -EINVAL; | |
9346 | break; | |
9347 | case BNX2X_MAC_LOOPBACK: | |
f3c87cdd | 9348 | bp->link_params.loopback_mode = LOOPBACK_BMAC; |
f3c87cdd | 9349 | bnx2x_phy_init(&bp->link_params, &bp->link_vars); |
b5bf9068 EG |
9350 | break; |
9351 | default: | |
f3c87cdd | 9352 | return -EINVAL; |
b5bf9068 | 9353 | } |
f3c87cdd | 9354 | |
b5bf9068 EG |
9355 | /* prepare the loopback packet */ |
9356 | pkt_size = (((bp->dev->mtu < ETH_MAX_PACKET_SIZE) ? | |
9357 | bp->dev->mtu : ETH_MAX_PACKET_SIZE) + ETH_HLEN); | |
f3c87cdd YG |
9358 | skb = netdev_alloc_skb(bp->dev, bp->rx_buf_size); |
9359 | if (!skb) { | |
9360 | rc = -ENOMEM; | |
9361 | goto test_loopback_exit; | |
9362 | } | |
9363 | packet = skb_put(skb, pkt_size); | |
9364 | memcpy(packet, bp->dev->dev_addr, ETH_ALEN); | |
9365 | memset(packet + ETH_ALEN, 0, (ETH_HLEN - ETH_ALEN)); | |
9366 | for (i = ETH_HLEN; i < pkt_size; i++) | |
9367 | packet[i] = (unsigned char) (i & 0xff); | |
9368 | ||
b5bf9068 | 9369 | /* send the loopback packet */ |
f3c87cdd YG |
9370 | num_pkts = 0; |
9371 | tx_start_idx = le16_to_cpu(*fp->tx_cons_sb); | |
9372 | rx_start_idx = le16_to_cpu(*fp->rx_cons_sb); | |
9373 | ||
9374 | pkt_prod = fp->tx_pkt_prod++; | |
9375 | tx_buf = &fp->tx_buf_ring[TX_BD(pkt_prod)]; | |
9376 | tx_buf->first_bd = fp->tx_bd_prod; | |
9377 | tx_buf->skb = skb; | |
9378 | ||
9379 | tx_bd = &fp->tx_desc_ring[TX_BD(fp->tx_bd_prod)]; | |
9380 | mapping = pci_map_single(bp->pdev, skb->data, | |
9381 | skb_headlen(skb), PCI_DMA_TODEVICE); | |
9382 | tx_bd->addr_hi = cpu_to_le32(U64_HI(mapping)); | |
9383 | tx_bd->addr_lo = cpu_to_le32(U64_LO(mapping)); | |
9384 | tx_bd->nbd = cpu_to_le16(1); | |
9385 | tx_bd->nbytes = cpu_to_le16(skb_headlen(skb)); | |
9386 | tx_bd->vlan = cpu_to_le16(pkt_prod); | |
9387 | tx_bd->bd_flags.as_bitfield = (ETH_TX_BD_FLAGS_START_BD | | |
9388 | ETH_TX_BD_FLAGS_END_BD); | |
9389 | tx_bd->general_data = ((UNICAST_ADDRESS << | |
9390 | ETH_TX_BD_ETH_ADDR_TYPE_SHIFT) | 1); | |
9391 | ||
58f4c4cf EG |
9392 | wmb(); |
9393 | ||
4781bfad | 9394 | le16_add_cpu(&fp->hw_tx_prods->bds_prod, 1); |
f3c87cdd | 9395 | mb(); /* FW restriction: must not reorder writing nbd and packets */ |
4781bfad | 9396 | le32_add_cpu(&fp->hw_tx_prods->packets_prod, 1); |
0626b899 | 9397 | DOORBELL(bp, fp->index, 0); |
f3c87cdd YG |
9398 | |
9399 | mmiowb(); | |
9400 | ||
9401 | num_pkts++; | |
9402 | fp->tx_bd_prod++; | |
9403 | bp->dev->trans_start = jiffies; | |
9404 | ||
9405 | udelay(100); | |
9406 | ||
9407 | tx_idx = le16_to_cpu(*fp->tx_cons_sb); | |
9408 | if (tx_idx != tx_start_idx + num_pkts) | |
9409 | goto test_loopback_exit; | |
9410 | ||
9411 | rx_idx = le16_to_cpu(*fp->rx_cons_sb); | |
9412 | if (rx_idx != rx_start_idx + num_pkts) | |
9413 | goto test_loopback_exit; | |
9414 | ||
9415 | cqe = &fp->rx_comp_ring[RCQ_BD(fp->rx_comp_cons)]; | |
9416 | cqe_fp_flags = cqe->fast_path_cqe.type_error_flags; | |
9417 | if (CQE_TYPE(cqe_fp_flags) || (cqe_fp_flags & ETH_RX_ERROR_FALGS)) | |
9418 | goto test_loopback_rx_exit; | |
9419 | ||
9420 | len = le16_to_cpu(cqe->fast_path_cqe.pkt_len); | |
9421 | if (len != pkt_size) | |
9422 | goto test_loopback_rx_exit; | |
9423 | ||
9424 | rx_buf = &fp->rx_buf_ring[RX_BD(fp->rx_bd_cons)]; | |
9425 | skb = rx_buf->skb; | |
9426 | skb_reserve(skb, cqe->fast_path_cqe.placement_offset); | |
9427 | for (i = ETH_HLEN; i < pkt_size; i++) | |
9428 | if (*(skb->data + i) != (unsigned char) (i & 0xff)) | |
9429 | goto test_loopback_rx_exit; | |
9430 | ||
9431 | rc = 0; | |
9432 | ||
9433 | test_loopback_rx_exit: | |
f3c87cdd YG |
9434 | |
9435 | fp->rx_bd_cons = NEXT_RX_IDX(fp->rx_bd_cons); | |
9436 | fp->rx_bd_prod = NEXT_RX_IDX(fp->rx_bd_prod); | |
9437 | fp->rx_comp_cons = NEXT_RCQ_IDX(fp->rx_comp_cons); | |
9438 | fp->rx_comp_prod = NEXT_RCQ_IDX(fp->rx_comp_prod); | |
9439 | ||
9440 | /* Update producers */ | |
9441 | bnx2x_update_rx_prod(bp, fp, fp->rx_bd_prod, fp->rx_comp_prod, | |
9442 | fp->rx_sge_prod); | |
f3c87cdd YG |
9443 | |
9444 | test_loopback_exit: | |
9445 | bp->link_params.loopback_mode = LOOPBACK_NONE; | |
9446 | ||
9447 | return rc; | |
9448 | } | |
9449 | ||
9450 | static int bnx2x_test_loopback(struct bnx2x *bp, u8 link_up) | |
9451 | { | |
b5bf9068 | 9452 | int rc = 0, res; |
f3c87cdd YG |
9453 | |
9454 | if (!netif_running(bp->dev)) | |
9455 | return BNX2X_LOOPBACK_FAILED; | |
9456 | ||
f8ef6e44 | 9457 | bnx2x_netif_stop(bp, 1); |
3910c8ae | 9458 | bnx2x_acquire_phy_lock(bp); |
f3c87cdd | 9459 | |
b5bf9068 EG |
9460 | res = bnx2x_run_loopback(bp, BNX2X_PHY_LOOPBACK, link_up); |
9461 | if (res) { | |
9462 | DP(NETIF_MSG_PROBE, " PHY loopback failed (res %d)\n", res); | |
9463 | rc |= BNX2X_PHY_LOOPBACK_FAILED; | |
f3c87cdd YG |
9464 | } |
9465 | ||
b5bf9068 EG |
9466 | res = bnx2x_run_loopback(bp, BNX2X_MAC_LOOPBACK, link_up); |
9467 | if (res) { | |
9468 | DP(NETIF_MSG_PROBE, " MAC loopback failed (res %d)\n", res); | |
9469 | rc |= BNX2X_MAC_LOOPBACK_FAILED; | |
f3c87cdd YG |
9470 | } |
9471 | ||
3910c8ae | 9472 | bnx2x_release_phy_lock(bp); |
f3c87cdd YG |
9473 | bnx2x_netif_start(bp); |
9474 | ||
9475 | return rc; | |
9476 | } | |
9477 | ||
9478 | #define CRC32_RESIDUAL 0xdebb20e3 | |
9479 | ||
9480 | static int bnx2x_test_nvram(struct bnx2x *bp) | |
9481 | { | |
9482 | static const struct { | |
9483 | int offset; | |
9484 | int size; | |
9485 | } nvram_tbl[] = { | |
9486 | { 0, 0x14 }, /* bootstrap */ | |
9487 | { 0x14, 0xec }, /* dir */ | |
9488 | { 0x100, 0x350 }, /* manuf_info */ | |
9489 | { 0x450, 0xf0 }, /* feature_info */ | |
9490 | { 0x640, 0x64 }, /* upgrade_key_info */ | |
9491 | { 0x6a4, 0x64 }, | |
9492 | { 0x708, 0x70 }, /* manuf_key_info */ | |
9493 | { 0x778, 0x70 }, | |
9494 | { 0, 0 } | |
9495 | }; | |
4781bfad | 9496 | __be32 buf[0x350 / 4]; |
f3c87cdd YG |
9497 | u8 *data = (u8 *)buf; |
9498 | int i, rc; | |
9499 | u32 magic, csum; | |
9500 | ||
9501 | rc = bnx2x_nvram_read(bp, 0, data, 4); | |
9502 | if (rc) { | |
f5372251 | 9503 | DP(NETIF_MSG_PROBE, "magic value read (rc %d)\n", rc); |
f3c87cdd YG |
9504 | goto test_nvram_exit; |
9505 | } | |
9506 | ||
9507 | magic = be32_to_cpu(buf[0]); | |
9508 | if (magic != 0x669955aa) { | |
9509 | DP(NETIF_MSG_PROBE, "magic value (0x%08x)\n", magic); | |
9510 | rc = -ENODEV; | |
9511 | goto test_nvram_exit; | |
9512 | } | |
9513 | ||
9514 | for (i = 0; nvram_tbl[i].size; i++) { | |
9515 | ||
9516 | rc = bnx2x_nvram_read(bp, nvram_tbl[i].offset, data, | |
9517 | nvram_tbl[i].size); | |
9518 | if (rc) { | |
9519 | DP(NETIF_MSG_PROBE, | |
f5372251 | 9520 | "nvram_tbl[%d] read data (rc %d)\n", i, rc); |
f3c87cdd YG |
9521 | goto test_nvram_exit; |
9522 | } | |
9523 | ||
9524 | csum = ether_crc_le(nvram_tbl[i].size, data); | |
9525 | if (csum != CRC32_RESIDUAL) { | |
9526 | DP(NETIF_MSG_PROBE, | |
9527 | "nvram_tbl[%d] csum value (0x%08x)\n", i, csum); | |
9528 | rc = -ENODEV; | |
9529 | goto test_nvram_exit; | |
9530 | } | |
9531 | } | |
9532 | ||
9533 | test_nvram_exit: | |
9534 | return rc; | |
9535 | } | |
9536 | ||
9537 | static int bnx2x_test_intr(struct bnx2x *bp) | |
9538 | { | |
9539 | struct mac_configuration_cmd *config = bnx2x_sp(bp, mac_config); | |
9540 | int i, rc; | |
9541 | ||
9542 | if (!netif_running(bp->dev)) | |
9543 | return -ENODEV; | |
9544 | ||
8d9c5f34 | 9545 | config->hdr.length = 0; |
af246401 EG |
9546 | if (CHIP_IS_E1(bp)) |
9547 | config->hdr.offset = (BP_PORT(bp) ? 32 : 0); | |
9548 | else | |
9549 | config->hdr.offset = BP_FUNC(bp); | |
0626b899 | 9550 | config->hdr.client_id = bp->fp->cl_id; |
f3c87cdd YG |
9551 | config->hdr.reserved1 = 0; |
9552 | ||
9553 | rc = bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_SET_MAC, 0, | |
9554 | U64_HI(bnx2x_sp_mapping(bp, mac_config)), | |
9555 | U64_LO(bnx2x_sp_mapping(bp, mac_config)), 0); | |
9556 | if (rc == 0) { | |
9557 | bp->set_mac_pending++; | |
9558 | for (i = 0; i < 10; i++) { | |
9559 | if (!bp->set_mac_pending) | |
9560 | break; | |
9561 | msleep_interruptible(10); | |
9562 | } | |
9563 | if (i == 10) | |
9564 | rc = -ENODEV; | |
9565 | } | |
9566 | ||
9567 | return rc; | |
9568 | } | |
9569 | ||
a2fbb9ea ET |
9570 | static void bnx2x_self_test(struct net_device *dev, |
9571 | struct ethtool_test *etest, u64 *buf) | |
9572 | { | |
9573 | struct bnx2x *bp = netdev_priv(dev); | |
a2fbb9ea ET |
9574 | |
9575 | memset(buf, 0, sizeof(u64) * BNX2X_NUM_TESTS); | |
9576 | ||
f3c87cdd | 9577 | if (!netif_running(dev)) |
a2fbb9ea | 9578 | return; |
a2fbb9ea | 9579 | |
33471629 | 9580 | /* offline tests are not supported in MF mode */ |
f3c87cdd YG |
9581 | if (IS_E1HMF(bp)) |
9582 | etest->flags &= ~ETH_TEST_FL_OFFLINE; | |
9583 | ||
9584 | if (etest->flags & ETH_TEST_FL_OFFLINE) { | |
9585 | u8 link_up; | |
9586 | ||
9587 | link_up = bp->link_vars.link_up; | |
9588 | bnx2x_nic_unload(bp, UNLOAD_NORMAL); | |
9589 | bnx2x_nic_load(bp, LOAD_DIAG); | |
9590 | /* wait until link state is restored */ | |
9591 | bnx2x_wait_for_link(bp, link_up); | |
9592 | ||
9593 | if (bnx2x_test_registers(bp) != 0) { | |
9594 | buf[0] = 1; | |
9595 | etest->flags |= ETH_TEST_FL_FAILED; | |
9596 | } | |
9597 | if (bnx2x_test_memory(bp) != 0) { | |
9598 | buf[1] = 1; | |
9599 | etest->flags |= ETH_TEST_FL_FAILED; | |
9600 | } | |
9601 | buf[2] = bnx2x_test_loopback(bp, link_up); | |
9602 | if (buf[2] != 0) | |
9603 | etest->flags |= ETH_TEST_FL_FAILED; | |
a2fbb9ea | 9604 | |
f3c87cdd YG |
9605 | bnx2x_nic_unload(bp, UNLOAD_NORMAL); |
9606 | bnx2x_nic_load(bp, LOAD_NORMAL); | |
9607 | /* wait until link state is restored */ | |
9608 | bnx2x_wait_for_link(bp, link_up); | |
9609 | } | |
9610 | if (bnx2x_test_nvram(bp) != 0) { | |
9611 | buf[3] = 1; | |
a2fbb9ea ET |
9612 | etest->flags |= ETH_TEST_FL_FAILED; |
9613 | } | |
f3c87cdd YG |
9614 | if (bnx2x_test_intr(bp) != 0) { |
9615 | buf[4] = 1; | |
9616 | etest->flags |= ETH_TEST_FL_FAILED; | |
9617 | } | |
9618 | if (bp->port.pmf) | |
9619 | if (bnx2x_link_test(bp) != 0) { | |
9620 | buf[5] = 1; | |
9621 | etest->flags |= ETH_TEST_FL_FAILED; | |
9622 | } | |
f3c87cdd YG |
9623 | |
9624 | #ifdef BNX2X_EXTRA_DEBUG | |
9625 | bnx2x_panic_dump(bp); | |
9626 | #endif | |
a2fbb9ea ET |
9627 | } |
9628 | ||
de832a55 EG |
9629 | static const struct { |
9630 | long offset; | |
9631 | int size; | |
9632 | u8 string[ETH_GSTRING_LEN]; | |
9633 | } bnx2x_q_stats_arr[BNX2X_NUM_Q_STATS] = { | |
9634 | /* 1 */ { Q_STATS_OFFSET32(total_bytes_received_hi), 8, "[%d]: rx_bytes" }, | |
9635 | { Q_STATS_OFFSET32(error_bytes_received_hi), | |
9636 | 8, "[%d]: rx_error_bytes" }, | |
9637 | { Q_STATS_OFFSET32(total_unicast_packets_received_hi), | |
9638 | 8, "[%d]: rx_ucast_packets" }, | |
9639 | { Q_STATS_OFFSET32(total_multicast_packets_received_hi), | |
9640 | 8, "[%d]: rx_mcast_packets" }, | |
9641 | { Q_STATS_OFFSET32(total_broadcast_packets_received_hi), | |
9642 | 8, "[%d]: rx_bcast_packets" }, | |
9643 | { Q_STATS_OFFSET32(no_buff_discard_hi), 8, "[%d]: rx_discards" }, | |
9644 | { Q_STATS_OFFSET32(rx_err_discard_pkt), | |
9645 | 4, "[%d]: rx_phy_ip_err_discards"}, | |
9646 | { Q_STATS_OFFSET32(rx_skb_alloc_failed), | |
9647 | 4, "[%d]: rx_skb_alloc_discard" }, | |
9648 | { Q_STATS_OFFSET32(hw_csum_err), 4, "[%d]: rx_csum_offload_errors" }, | |
9649 | ||
9650 | /* 10 */{ Q_STATS_OFFSET32(total_bytes_transmitted_hi), 8, "[%d]: tx_bytes" }, | |
9651 | { Q_STATS_OFFSET32(total_unicast_packets_transmitted_hi), | |
9652 | 8, "[%d]: tx_packets" } | |
9653 | }; | |
9654 | ||
bb2a0f7a YG |
9655 | static const struct { |
9656 | long offset; | |
9657 | int size; | |
9658 | u32 flags; | |
66e855f3 YG |
9659 | #define STATS_FLAGS_PORT 1 |
9660 | #define STATS_FLAGS_FUNC 2 | |
de832a55 | 9661 | #define STATS_FLAGS_BOTH (STATS_FLAGS_FUNC | STATS_FLAGS_PORT) |
66e855f3 | 9662 | u8 string[ETH_GSTRING_LEN]; |
bb2a0f7a | 9663 | } bnx2x_stats_arr[BNX2X_NUM_STATS] = { |
de832a55 EG |
9664 | /* 1 */ { STATS_OFFSET32(total_bytes_received_hi), |
9665 | 8, STATS_FLAGS_BOTH, "rx_bytes" }, | |
66e855f3 | 9666 | { STATS_OFFSET32(error_bytes_received_hi), |
de832a55 | 9667 | 8, STATS_FLAGS_BOTH, "rx_error_bytes" }, |
bb2a0f7a | 9668 | { STATS_OFFSET32(total_unicast_packets_received_hi), |
de832a55 | 9669 | 8, STATS_FLAGS_BOTH, "rx_ucast_packets" }, |
bb2a0f7a | 9670 | { STATS_OFFSET32(total_multicast_packets_received_hi), |
de832a55 | 9671 | 8, STATS_FLAGS_BOTH, "rx_mcast_packets" }, |
bb2a0f7a | 9672 | { STATS_OFFSET32(total_broadcast_packets_received_hi), |
de832a55 | 9673 | 8, STATS_FLAGS_BOTH, "rx_bcast_packets" }, |
bb2a0f7a | 9674 | { STATS_OFFSET32(rx_stat_dot3statsfcserrors_hi), |
66e855f3 | 9675 | 8, STATS_FLAGS_PORT, "rx_crc_errors" }, |
bb2a0f7a | 9676 | { STATS_OFFSET32(rx_stat_dot3statsalignmenterrors_hi), |
66e855f3 | 9677 | 8, STATS_FLAGS_PORT, "rx_align_errors" }, |
de832a55 EG |
9678 | { STATS_OFFSET32(rx_stat_etherstatsundersizepkts_hi), |
9679 | 8, STATS_FLAGS_PORT, "rx_undersize_packets" }, | |
9680 | { STATS_OFFSET32(etherstatsoverrsizepkts_hi), | |
9681 | 8, STATS_FLAGS_PORT, "rx_oversize_packets" }, | |
9682 | /* 10 */{ STATS_OFFSET32(rx_stat_etherstatsfragments_hi), | |
9683 | 8, STATS_FLAGS_PORT, "rx_fragments" }, | |
9684 | { STATS_OFFSET32(rx_stat_etherstatsjabbers_hi), | |
9685 | 8, STATS_FLAGS_PORT, "rx_jabbers" }, | |
9686 | { STATS_OFFSET32(no_buff_discard_hi), | |
9687 | 8, STATS_FLAGS_BOTH, "rx_discards" }, | |
9688 | { STATS_OFFSET32(mac_filter_discard), | |
9689 | 4, STATS_FLAGS_PORT, "rx_filtered_packets" }, | |
9690 | { STATS_OFFSET32(xxoverflow_discard), | |
9691 | 4, STATS_FLAGS_PORT, "rx_fw_discards" }, | |
9692 | { STATS_OFFSET32(brb_drop_hi), | |
9693 | 8, STATS_FLAGS_PORT, "rx_brb_discard" }, | |
9694 | { STATS_OFFSET32(brb_truncate_hi), | |
9695 | 8, STATS_FLAGS_PORT, "rx_brb_truncate" }, | |
9696 | { STATS_OFFSET32(pause_frames_received_hi), | |
9697 | 8, STATS_FLAGS_PORT, "rx_pause_frames" }, | |
9698 | { STATS_OFFSET32(rx_stat_maccontrolframesreceived_hi), | |
9699 | 8, STATS_FLAGS_PORT, "rx_mac_ctrl_frames" }, | |
9700 | { STATS_OFFSET32(nig_timer_max), | |
9701 | 4, STATS_FLAGS_PORT, "rx_constant_pause_events" }, | |
9702 | /* 20 */{ STATS_OFFSET32(rx_err_discard_pkt), | |
9703 | 4, STATS_FLAGS_BOTH, "rx_phy_ip_err_discards"}, | |
9704 | { STATS_OFFSET32(rx_skb_alloc_failed), | |
9705 | 4, STATS_FLAGS_BOTH, "rx_skb_alloc_discard" }, | |
9706 | { STATS_OFFSET32(hw_csum_err), | |
9707 | 4, STATS_FLAGS_BOTH, "rx_csum_offload_errors" }, | |
9708 | ||
9709 | { STATS_OFFSET32(total_bytes_transmitted_hi), | |
9710 | 8, STATS_FLAGS_BOTH, "tx_bytes" }, | |
9711 | { STATS_OFFSET32(tx_stat_ifhcoutbadoctets_hi), | |
9712 | 8, STATS_FLAGS_PORT, "tx_error_bytes" }, | |
9713 | { STATS_OFFSET32(total_unicast_packets_transmitted_hi), | |
9714 | 8, STATS_FLAGS_BOTH, "tx_packets" }, | |
9715 | { STATS_OFFSET32(tx_stat_dot3statsinternalmactransmiterrors_hi), | |
9716 | 8, STATS_FLAGS_PORT, "tx_mac_errors" }, | |
9717 | { STATS_OFFSET32(rx_stat_dot3statscarriersenseerrors_hi), | |
9718 | 8, STATS_FLAGS_PORT, "tx_carrier_errors" }, | |
bb2a0f7a | 9719 | { STATS_OFFSET32(tx_stat_dot3statssinglecollisionframes_hi), |
66e855f3 | 9720 | 8, STATS_FLAGS_PORT, "tx_single_collisions" }, |
bb2a0f7a | 9721 | { STATS_OFFSET32(tx_stat_dot3statsmultiplecollisionframes_hi), |
66e855f3 | 9722 | 8, STATS_FLAGS_PORT, "tx_multi_collisions" }, |
de832a55 | 9723 | /* 30 */{ STATS_OFFSET32(tx_stat_dot3statsdeferredtransmissions_hi), |
66e855f3 | 9724 | 8, STATS_FLAGS_PORT, "tx_deferred" }, |
bb2a0f7a | 9725 | { STATS_OFFSET32(tx_stat_dot3statsexcessivecollisions_hi), |
66e855f3 | 9726 | 8, STATS_FLAGS_PORT, "tx_excess_collisions" }, |
bb2a0f7a | 9727 | { STATS_OFFSET32(tx_stat_dot3statslatecollisions_hi), |
66e855f3 | 9728 | 8, STATS_FLAGS_PORT, "tx_late_collisions" }, |
bb2a0f7a | 9729 | { STATS_OFFSET32(tx_stat_etherstatscollisions_hi), |
66e855f3 | 9730 | 8, STATS_FLAGS_PORT, "tx_total_collisions" }, |
bb2a0f7a | 9731 | { STATS_OFFSET32(tx_stat_etherstatspkts64octets_hi), |
66e855f3 | 9732 | 8, STATS_FLAGS_PORT, "tx_64_byte_packets" }, |
bb2a0f7a | 9733 | { STATS_OFFSET32(tx_stat_etherstatspkts65octetsto127octets_hi), |
66e855f3 | 9734 | 8, STATS_FLAGS_PORT, "tx_65_to_127_byte_packets" }, |
bb2a0f7a | 9735 | { STATS_OFFSET32(tx_stat_etherstatspkts128octetsto255octets_hi), |
66e855f3 | 9736 | 8, STATS_FLAGS_PORT, "tx_128_to_255_byte_packets" }, |
bb2a0f7a | 9737 | { STATS_OFFSET32(tx_stat_etherstatspkts256octetsto511octets_hi), |
66e855f3 | 9738 | 8, STATS_FLAGS_PORT, "tx_256_to_511_byte_packets" }, |
bb2a0f7a | 9739 | { STATS_OFFSET32(tx_stat_etherstatspkts512octetsto1023octets_hi), |
66e855f3 | 9740 | 8, STATS_FLAGS_PORT, "tx_512_to_1023_byte_packets" }, |
bb2a0f7a | 9741 | { STATS_OFFSET32(etherstatspkts1024octetsto1522octets_hi), |
66e855f3 | 9742 | 8, STATS_FLAGS_PORT, "tx_1024_to_1522_byte_packets" }, |
de832a55 | 9743 | /* 40 */{ STATS_OFFSET32(etherstatspktsover1522octets_hi), |
66e855f3 | 9744 | 8, STATS_FLAGS_PORT, "tx_1523_to_9022_byte_packets" }, |
de832a55 EG |
9745 | { STATS_OFFSET32(pause_frames_sent_hi), |
9746 | 8, STATS_FLAGS_PORT, "tx_pause_frames" } | |
a2fbb9ea ET |
9747 | }; |
9748 | ||
de832a55 EG |
9749 | #define IS_PORT_STAT(i) \ |
9750 | ((bnx2x_stats_arr[i].flags & STATS_FLAGS_BOTH) == STATS_FLAGS_PORT) | |
9751 | #define IS_FUNC_STAT(i) (bnx2x_stats_arr[i].flags & STATS_FLAGS_FUNC) | |
9752 | #define IS_E1HMF_MODE_STAT(bp) \ | |
9753 | (IS_E1HMF(bp) && !(bp->msglevel & BNX2X_MSG_STATS)) | |
66e855f3 | 9754 | |
a2fbb9ea ET |
9755 | static void bnx2x_get_strings(struct net_device *dev, u32 stringset, u8 *buf) |
9756 | { | |
bb2a0f7a | 9757 | struct bnx2x *bp = netdev_priv(dev); |
de832a55 | 9758 | int i, j, k; |
bb2a0f7a | 9759 | |
a2fbb9ea ET |
9760 | switch (stringset) { |
9761 | case ETH_SS_STATS: | |
de832a55 EG |
9762 | if (is_multi(bp)) { |
9763 | k = 0; | |
9764 | for_each_queue(bp, i) { | |
9765 | for (j = 0; j < BNX2X_NUM_Q_STATS; j++) | |
9766 | sprintf(buf + (k + j)*ETH_GSTRING_LEN, | |
9767 | bnx2x_q_stats_arr[j].string, i); | |
9768 | k += BNX2X_NUM_Q_STATS; | |
9769 | } | |
9770 | if (IS_E1HMF_MODE_STAT(bp)) | |
9771 | break; | |
9772 | for (j = 0; j < BNX2X_NUM_STATS; j++) | |
9773 | strcpy(buf + (k + j)*ETH_GSTRING_LEN, | |
9774 | bnx2x_stats_arr[j].string); | |
9775 | } else { | |
9776 | for (i = 0, j = 0; i < BNX2X_NUM_STATS; i++) { | |
9777 | if (IS_E1HMF_MODE_STAT(bp) && IS_PORT_STAT(i)) | |
9778 | continue; | |
9779 | strcpy(buf + j*ETH_GSTRING_LEN, | |
9780 | bnx2x_stats_arr[i].string); | |
9781 | j++; | |
9782 | } | |
bb2a0f7a | 9783 | } |
a2fbb9ea ET |
9784 | break; |
9785 | ||
9786 | case ETH_SS_TEST: | |
9787 | memcpy(buf, bnx2x_tests_str_arr, sizeof(bnx2x_tests_str_arr)); | |
9788 | break; | |
9789 | } | |
9790 | } | |
9791 | ||
9792 | static int bnx2x_get_stats_count(struct net_device *dev) | |
9793 | { | |
bb2a0f7a | 9794 | struct bnx2x *bp = netdev_priv(dev); |
de832a55 | 9795 | int i, num_stats; |
bb2a0f7a | 9796 | |
de832a55 EG |
9797 | if (is_multi(bp)) { |
9798 | num_stats = BNX2X_NUM_Q_STATS * BNX2X_NUM_QUEUES(bp); | |
9799 | if (!IS_E1HMF_MODE_STAT(bp)) | |
9800 | num_stats += BNX2X_NUM_STATS; | |
9801 | } else { | |
9802 | if (IS_E1HMF_MODE_STAT(bp)) { | |
9803 | num_stats = 0; | |
9804 | for (i = 0; i < BNX2X_NUM_STATS; i++) | |
9805 | if (IS_FUNC_STAT(i)) | |
9806 | num_stats++; | |
9807 | } else | |
9808 | num_stats = BNX2X_NUM_STATS; | |
bb2a0f7a | 9809 | } |
de832a55 | 9810 | |
bb2a0f7a | 9811 | return num_stats; |
a2fbb9ea ET |
9812 | } |
9813 | ||
9814 | static void bnx2x_get_ethtool_stats(struct net_device *dev, | |
9815 | struct ethtool_stats *stats, u64 *buf) | |
9816 | { | |
9817 | struct bnx2x *bp = netdev_priv(dev); | |
de832a55 EG |
9818 | u32 *hw_stats, *offset; |
9819 | int i, j, k; | |
bb2a0f7a | 9820 | |
de832a55 EG |
9821 | if (is_multi(bp)) { |
9822 | k = 0; | |
9823 | for_each_queue(bp, i) { | |
9824 | hw_stats = (u32 *)&bp->fp[i].eth_q_stats; | |
9825 | for (j = 0; j < BNX2X_NUM_Q_STATS; j++) { | |
9826 | if (bnx2x_q_stats_arr[j].size == 0) { | |
9827 | /* skip this counter */ | |
9828 | buf[k + j] = 0; | |
9829 | continue; | |
9830 | } | |
9831 | offset = (hw_stats + | |
9832 | bnx2x_q_stats_arr[j].offset); | |
9833 | if (bnx2x_q_stats_arr[j].size == 4) { | |
9834 | /* 4-byte counter */ | |
9835 | buf[k + j] = (u64) *offset; | |
9836 | continue; | |
9837 | } | |
9838 | /* 8-byte counter */ | |
9839 | buf[k + j] = HILO_U64(*offset, *(offset + 1)); | |
9840 | } | |
9841 | k += BNX2X_NUM_Q_STATS; | |
9842 | } | |
9843 | if (IS_E1HMF_MODE_STAT(bp)) | |
9844 | return; | |
9845 | hw_stats = (u32 *)&bp->eth_stats; | |
9846 | for (j = 0; j < BNX2X_NUM_STATS; j++) { | |
9847 | if (bnx2x_stats_arr[j].size == 0) { | |
9848 | /* skip this counter */ | |
9849 | buf[k + j] = 0; | |
9850 | continue; | |
9851 | } | |
9852 | offset = (hw_stats + bnx2x_stats_arr[j].offset); | |
9853 | if (bnx2x_stats_arr[j].size == 4) { | |
9854 | /* 4-byte counter */ | |
9855 | buf[k + j] = (u64) *offset; | |
9856 | continue; | |
9857 | } | |
9858 | /* 8-byte counter */ | |
9859 | buf[k + j] = HILO_U64(*offset, *(offset + 1)); | |
a2fbb9ea | 9860 | } |
de832a55 EG |
9861 | } else { |
9862 | hw_stats = (u32 *)&bp->eth_stats; | |
9863 | for (i = 0, j = 0; i < BNX2X_NUM_STATS; i++) { | |
9864 | if (IS_E1HMF_MODE_STAT(bp) && IS_PORT_STAT(i)) | |
9865 | continue; | |
9866 | if (bnx2x_stats_arr[i].size == 0) { | |
9867 | /* skip this counter */ | |
9868 | buf[j] = 0; | |
9869 | j++; | |
9870 | continue; | |
9871 | } | |
9872 | offset = (hw_stats + bnx2x_stats_arr[i].offset); | |
9873 | if (bnx2x_stats_arr[i].size == 4) { | |
9874 | /* 4-byte counter */ | |
9875 | buf[j] = (u64) *offset; | |
9876 | j++; | |
9877 | continue; | |
9878 | } | |
9879 | /* 8-byte counter */ | |
9880 | buf[j] = HILO_U64(*offset, *(offset + 1)); | |
bb2a0f7a | 9881 | j++; |
a2fbb9ea | 9882 | } |
a2fbb9ea ET |
9883 | } |
9884 | } | |
9885 | ||
9886 | static int bnx2x_phys_id(struct net_device *dev, u32 data) | |
9887 | { | |
9888 | struct bnx2x *bp = netdev_priv(dev); | |
34f80b04 | 9889 | int port = BP_PORT(bp); |
a2fbb9ea ET |
9890 | int i; |
9891 | ||
34f80b04 EG |
9892 | if (!netif_running(dev)) |
9893 | return 0; | |
9894 | ||
9895 | if (!bp->port.pmf) | |
9896 | return 0; | |
9897 | ||
a2fbb9ea ET |
9898 | if (data == 0) |
9899 | data = 2; | |
9900 | ||
9901 | for (i = 0; i < (data * 2); i++) { | |
c18487ee | 9902 | if ((i % 2) == 0) |
34f80b04 | 9903 | bnx2x_set_led(bp, port, LED_MODE_OPER, SPEED_1000, |
c18487ee YR |
9904 | bp->link_params.hw_led_mode, |
9905 | bp->link_params.chip_id); | |
9906 | else | |
34f80b04 | 9907 | bnx2x_set_led(bp, port, LED_MODE_OFF, 0, |
c18487ee YR |
9908 | bp->link_params.hw_led_mode, |
9909 | bp->link_params.chip_id); | |
9910 | ||
a2fbb9ea ET |
9911 | msleep_interruptible(500); |
9912 | if (signal_pending(current)) | |
9913 | break; | |
9914 | } | |
9915 | ||
c18487ee | 9916 | if (bp->link_vars.link_up) |
34f80b04 | 9917 | bnx2x_set_led(bp, port, LED_MODE_OPER, |
c18487ee YR |
9918 | bp->link_vars.line_speed, |
9919 | bp->link_params.hw_led_mode, | |
9920 | bp->link_params.chip_id); | |
a2fbb9ea ET |
9921 | |
9922 | return 0; | |
9923 | } | |
9924 | ||
9925 | static struct ethtool_ops bnx2x_ethtool_ops = { | |
7a9b2557 VZ |
9926 | .get_settings = bnx2x_get_settings, |
9927 | .set_settings = bnx2x_set_settings, | |
9928 | .get_drvinfo = bnx2x_get_drvinfo, | |
a2fbb9ea ET |
9929 | .get_wol = bnx2x_get_wol, |
9930 | .set_wol = bnx2x_set_wol, | |
7a9b2557 VZ |
9931 | .get_msglevel = bnx2x_get_msglevel, |
9932 | .set_msglevel = bnx2x_set_msglevel, | |
9933 | .nway_reset = bnx2x_nway_reset, | |
9934 | .get_link = ethtool_op_get_link, | |
9935 | .get_eeprom_len = bnx2x_get_eeprom_len, | |
9936 | .get_eeprom = bnx2x_get_eeprom, | |
9937 | .set_eeprom = bnx2x_set_eeprom, | |
9938 | .get_coalesce = bnx2x_get_coalesce, | |
9939 | .set_coalesce = bnx2x_set_coalesce, | |
9940 | .get_ringparam = bnx2x_get_ringparam, | |
9941 | .set_ringparam = bnx2x_set_ringparam, | |
9942 | .get_pauseparam = bnx2x_get_pauseparam, | |
9943 | .set_pauseparam = bnx2x_set_pauseparam, | |
9944 | .get_rx_csum = bnx2x_get_rx_csum, | |
9945 | .set_rx_csum = bnx2x_set_rx_csum, | |
9946 | .get_tx_csum = ethtool_op_get_tx_csum, | |
755735eb | 9947 | .set_tx_csum = ethtool_op_set_tx_hw_csum, |
7a9b2557 VZ |
9948 | .set_flags = bnx2x_set_flags, |
9949 | .get_flags = ethtool_op_get_flags, | |
9950 | .get_sg = ethtool_op_get_sg, | |
9951 | .set_sg = ethtool_op_set_sg, | |
a2fbb9ea ET |
9952 | .get_tso = ethtool_op_get_tso, |
9953 | .set_tso = bnx2x_set_tso, | |
9954 | .self_test_count = bnx2x_self_test_count, | |
7a9b2557 VZ |
9955 | .self_test = bnx2x_self_test, |
9956 | .get_strings = bnx2x_get_strings, | |
a2fbb9ea ET |
9957 | .phys_id = bnx2x_phys_id, |
9958 | .get_stats_count = bnx2x_get_stats_count, | |
bb2a0f7a | 9959 | .get_ethtool_stats = bnx2x_get_ethtool_stats, |
a2fbb9ea ET |
9960 | }; |
9961 | ||
9962 | /* end of ethtool_ops */ | |
9963 | ||
9964 | /**************************************************************************** | |
9965 | * General service functions | |
9966 | ****************************************************************************/ | |
9967 | ||
9968 | static int bnx2x_set_power_state(struct bnx2x *bp, pci_power_t state) | |
9969 | { | |
9970 | u16 pmcsr; | |
9971 | ||
9972 | pci_read_config_word(bp->pdev, bp->pm_cap + PCI_PM_CTRL, &pmcsr); | |
9973 | ||
9974 | switch (state) { | |
9975 | case PCI_D0: | |
34f80b04 | 9976 | pci_write_config_word(bp->pdev, bp->pm_cap + PCI_PM_CTRL, |
a2fbb9ea ET |
9977 | ((pmcsr & ~PCI_PM_CTRL_STATE_MASK) | |
9978 | PCI_PM_CTRL_PME_STATUS)); | |
9979 | ||
9980 | if (pmcsr & PCI_PM_CTRL_STATE_MASK) | |
33471629 | 9981 | /* delay required during transition out of D3hot */ |
a2fbb9ea | 9982 | msleep(20); |
34f80b04 | 9983 | break; |
a2fbb9ea | 9984 | |
34f80b04 EG |
9985 | case PCI_D3hot: |
9986 | pmcsr &= ~PCI_PM_CTRL_STATE_MASK; | |
9987 | pmcsr |= 3; | |
a2fbb9ea | 9988 | |
34f80b04 EG |
9989 | if (bp->wol) |
9990 | pmcsr |= PCI_PM_CTRL_PME_ENABLE; | |
a2fbb9ea | 9991 | |
34f80b04 EG |
9992 | pci_write_config_word(bp->pdev, bp->pm_cap + PCI_PM_CTRL, |
9993 | pmcsr); | |
a2fbb9ea | 9994 | |
34f80b04 EG |
9995 | /* No more memory access after this point until |
9996 | * device is brought back to D0. | |
9997 | */ | |
9998 | break; | |
9999 | ||
10000 | default: | |
10001 | return -EINVAL; | |
10002 | } | |
10003 | return 0; | |
a2fbb9ea ET |
10004 | } |
10005 | ||
237907c1 EG |
10006 | static inline int bnx2x_has_rx_work(struct bnx2x_fastpath *fp) |
10007 | { | |
10008 | u16 rx_cons_sb; | |
10009 | ||
10010 | /* Tell compiler that status block fields can change */ | |
10011 | barrier(); | |
10012 | rx_cons_sb = le16_to_cpu(*fp->rx_cons_sb); | |
10013 | if ((rx_cons_sb & MAX_RCQ_DESC_CNT) == MAX_RCQ_DESC_CNT) | |
10014 | rx_cons_sb++; | |
10015 | return (fp->rx_comp_cons != rx_cons_sb); | |
10016 | } | |
10017 | ||
34f80b04 EG |
10018 | /* |
10019 | * net_device service functions | |
10020 | */ | |
10021 | ||
a2fbb9ea ET |
10022 | static int bnx2x_poll(struct napi_struct *napi, int budget) |
10023 | { | |
10024 | struct bnx2x_fastpath *fp = container_of(napi, struct bnx2x_fastpath, | |
10025 | napi); | |
10026 | struct bnx2x *bp = fp->bp; | |
10027 | int work_done = 0; | |
10028 | ||
10029 | #ifdef BNX2X_STOP_ON_ERROR | |
10030 | if (unlikely(bp->panic)) | |
34f80b04 | 10031 | goto poll_panic; |
a2fbb9ea ET |
10032 | #endif |
10033 | ||
10034 | prefetch(fp->tx_buf_ring[TX_BD(fp->tx_pkt_cons)].skb); | |
10035 | prefetch(fp->rx_buf_ring[RX_BD(fp->rx_bd_cons)].skb); | |
10036 | prefetch((char *)(fp->rx_buf_ring[RX_BD(fp->rx_bd_cons)].skb) + 256); | |
10037 | ||
10038 | bnx2x_update_fpsb_idx(fp); | |
10039 | ||
237907c1 | 10040 | if (bnx2x_has_tx_work(fp)) |
7961f791 | 10041 | bnx2x_tx_int(fp); |
a2fbb9ea | 10042 | |
8534f32c | 10043 | if (bnx2x_has_rx_work(fp)) { |
a2fbb9ea | 10044 | work_done = bnx2x_rx_int(fp, budget); |
356e2385 | 10045 | |
8534f32c EG |
10046 | /* must not complete if we consumed full budget */ |
10047 | if (work_done >= budget) | |
10048 | goto poll_again; | |
10049 | } | |
a2fbb9ea | 10050 | |
8534f32c EG |
10051 | /* BNX2X_HAS_WORK() reads the status block, thus we need to |
10052 | * ensure that status block indices have been actually read | |
10053 | * (bnx2x_update_fpsb_idx) prior to this check (BNX2X_HAS_WORK) | |
10054 | * so that we won't write the "newer" value of the status block to IGU | |
10055 | * (if there was a DMA right after BNX2X_HAS_WORK and | |
10056 | * if there is no rmb, the memory reading (bnx2x_update_fpsb_idx) | |
10057 | * may be postponed to right before bnx2x_ack_sb). In this case | |
10058 | * there will never be another interrupt until there is another update | |
10059 | * of the status block, while there is still unhandled work. | |
10060 | */ | |
10061 | rmb(); | |
a2fbb9ea | 10062 | |
8534f32c | 10063 | if (!BNX2X_HAS_WORK(fp)) { |
a2fbb9ea | 10064 | #ifdef BNX2X_STOP_ON_ERROR |
34f80b04 | 10065 | poll_panic: |
a2fbb9ea | 10066 | #endif |
288379f0 | 10067 | napi_complete(napi); |
a2fbb9ea | 10068 | |
0626b899 | 10069 | bnx2x_ack_sb(bp, fp->sb_id, USTORM_ID, |
a2fbb9ea | 10070 | le16_to_cpu(fp->fp_u_idx), IGU_INT_NOP, 1); |
0626b899 | 10071 | bnx2x_ack_sb(bp, fp->sb_id, CSTORM_ID, |
a2fbb9ea ET |
10072 | le16_to_cpu(fp->fp_c_idx), IGU_INT_ENABLE, 1); |
10073 | } | |
356e2385 | 10074 | |
8534f32c | 10075 | poll_again: |
a2fbb9ea ET |
10076 | return work_done; |
10077 | } | |
10078 | ||
755735eb EG |
10079 | |
10080 | /* we split the first BD into headers and data BDs | |
33471629 | 10081 | * to ease the pain of our fellow microcode engineers |
755735eb EG |
10082 | * we use one mapping for both BDs |
10083 | * So far this has only been observed to happen | |
10084 | * in Other Operating Systems(TM) | |
10085 | */ | |
10086 | static noinline u16 bnx2x_tx_split(struct bnx2x *bp, | |
10087 | struct bnx2x_fastpath *fp, | |
10088 | struct eth_tx_bd **tx_bd, u16 hlen, | |
10089 | u16 bd_prod, int nbd) | |
10090 | { | |
10091 | struct eth_tx_bd *h_tx_bd = *tx_bd; | |
10092 | struct eth_tx_bd *d_tx_bd; | |
10093 | dma_addr_t mapping; | |
10094 | int old_len = le16_to_cpu(h_tx_bd->nbytes); | |
10095 | ||
10096 | /* first fix first BD */ | |
10097 | h_tx_bd->nbd = cpu_to_le16(nbd); | |
10098 | h_tx_bd->nbytes = cpu_to_le16(hlen); | |
10099 | ||
10100 | DP(NETIF_MSG_TX_QUEUED, "TSO split header size is %d " | |
10101 | "(%x:%x) nbd %d\n", h_tx_bd->nbytes, h_tx_bd->addr_hi, | |
10102 | h_tx_bd->addr_lo, h_tx_bd->nbd); | |
10103 | ||
10104 | /* now get a new data BD | |
10105 | * (after the pbd) and fill it */ | |
10106 | bd_prod = TX_BD(NEXT_TX_IDX(bd_prod)); | |
10107 | d_tx_bd = &fp->tx_desc_ring[bd_prod]; | |
10108 | ||
10109 | mapping = HILO_U64(le32_to_cpu(h_tx_bd->addr_hi), | |
10110 | le32_to_cpu(h_tx_bd->addr_lo)) + hlen; | |
10111 | ||
10112 | d_tx_bd->addr_hi = cpu_to_le32(U64_HI(mapping)); | |
10113 | d_tx_bd->addr_lo = cpu_to_le32(U64_LO(mapping)); | |
10114 | d_tx_bd->nbytes = cpu_to_le16(old_len - hlen); | |
10115 | d_tx_bd->vlan = 0; | |
10116 | /* this marks the BD as one that has no individual mapping | |
10117 | * the FW ignores this flag in a BD not marked start | |
10118 | */ | |
10119 | d_tx_bd->bd_flags.as_bitfield = ETH_TX_BD_FLAGS_SW_LSO; | |
10120 | DP(NETIF_MSG_TX_QUEUED, | |
10121 | "TSO split data size is %d (%x:%x)\n", | |
10122 | d_tx_bd->nbytes, d_tx_bd->addr_hi, d_tx_bd->addr_lo); | |
10123 | ||
10124 | /* update tx_bd for marking the last BD flag */ | |
10125 | *tx_bd = d_tx_bd; | |
10126 | ||
10127 | return bd_prod; | |
10128 | } | |
10129 | ||
10130 | static inline u16 bnx2x_csum_fix(unsigned char *t_header, u16 csum, s8 fix) | |
10131 | { | |
10132 | if (fix > 0) | |
10133 | csum = (u16) ~csum_fold(csum_sub(csum, | |
10134 | csum_partial(t_header - fix, fix, 0))); | |
10135 | ||
10136 | else if (fix < 0) | |
10137 | csum = (u16) ~csum_fold(csum_add(csum, | |
10138 | csum_partial(t_header, -fix, 0))); | |
10139 | ||
10140 | return swab16(csum); | |
10141 | } | |
10142 | ||
10143 | static inline u32 bnx2x_xmit_type(struct bnx2x *bp, struct sk_buff *skb) | |
10144 | { | |
10145 | u32 rc; | |
10146 | ||
10147 | if (skb->ip_summed != CHECKSUM_PARTIAL) | |
10148 | rc = XMIT_PLAIN; | |
10149 | ||
10150 | else { | |
4781bfad | 10151 | if (skb->protocol == htons(ETH_P_IPV6)) { |
755735eb EG |
10152 | rc = XMIT_CSUM_V6; |
10153 | if (ipv6_hdr(skb)->nexthdr == IPPROTO_TCP) | |
10154 | rc |= XMIT_CSUM_TCP; | |
10155 | ||
10156 | } else { | |
10157 | rc = XMIT_CSUM_V4; | |
10158 | if (ip_hdr(skb)->protocol == IPPROTO_TCP) | |
10159 | rc |= XMIT_CSUM_TCP; | |
10160 | } | |
10161 | } | |
10162 | ||
10163 | if (skb_shinfo(skb)->gso_type & SKB_GSO_TCPV4) | |
10164 | rc |= XMIT_GSO_V4; | |
10165 | ||
10166 | else if (skb_shinfo(skb)->gso_type & SKB_GSO_TCPV6) | |
10167 | rc |= XMIT_GSO_V6; | |
10168 | ||
10169 | return rc; | |
10170 | } | |
10171 | ||
632da4d6 | 10172 | #if (MAX_SKB_FRAGS >= MAX_FETCH_BD - 3) |
f5372251 EG |
10173 | /* check if packet requires linearization (packet is too fragmented) |
10174 | no need to check fragmentation if page size > 8K (there will be no | |
10175 | violation to FW restrictions) */ | |
755735eb EG |
10176 | static int bnx2x_pkt_req_lin(struct bnx2x *bp, struct sk_buff *skb, |
10177 | u32 xmit_type) | |
10178 | { | |
10179 | int to_copy = 0; | |
10180 | int hlen = 0; | |
10181 | int first_bd_sz = 0; | |
10182 | ||
10183 | /* 3 = 1 (for linear data BD) + 2 (for PBD and last BD) */ | |
10184 | if (skb_shinfo(skb)->nr_frags >= (MAX_FETCH_BD - 3)) { | |
10185 | ||
10186 | if (xmit_type & XMIT_GSO) { | |
10187 | unsigned short lso_mss = skb_shinfo(skb)->gso_size; | |
10188 | /* Check if LSO packet needs to be copied: | |
10189 | 3 = 1 (for headers BD) + 2 (for PBD and last BD) */ | |
10190 | int wnd_size = MAX_FETCH_BD - 3; | |
33471629 | 10191 | /* Number of windows to check */ |
755735eb EG |
10192 | int num_wnds = skb_shinfo(skb)->nr_frags - wnd_size; |
10193 | int wnd_idx = 0; | |
10194 | int frag_idx = 0; | |
10195 | u32 wnd_sum = 0; | |
10196 | ||
10197 | /* Headers length */ | |
10198 | hlen = (int)(skb_transport_header(skb) - skb->data) + | |
10199 | tcp_hdrlen(skb); | |
10200 | ||
10201 | /* Amount of data (w/o headers) on linear part of SKB*/ | |
10202 | first_bd_sz = skb_headlen(skb) - hlen; | |
10203 | ||
10204 | wnd_sum = first_bd_sz; | |
10205 | ||
10206 | /* Calculate the first sum - it's special */ | |
10207 | for (frag_idx = 0; frag_idx < wnd_size - 1; frag_idx++) | |
10208 | wnd_sum += | |
10209 | skb_shinfo(skb)->frags[frag_idx].size; | |
10210 | ||
10211 | /* If there was data on linear skb data - check it */ | |
10212 | if (first_bd_sz > 0) { | |
10213 | if (unlikely(wnd_sum < lso_mss)) { | |
10214 | to_copy = 1; | |
10215 | goto exit_lbl; | |
10216 | } | |
10217 | ||
10218 | wnd_sum -= first_bd_sz; | |
10219 | } | |
10220 | ||
10221 | /* Others are easier: run through the frag list and | |
10222 | check all windows */ | |
10223 | for (wnd_idx = 0; wnd_idx <= num_wnds; wnd_idx++) { | |
10224 | wnd_sum += | |
10225 | skb_shinfo(skb)->frags[wnd_idx + wnd_size - 1].size; | |
10226 | ||
10227 | if (unlikely(wnd_sum < lso_mss)) { | |
10228 | to_copy = 1; | |
10229 | break; | |
10230 | } | |
10231 | wnd_sum -= | |
10232 | skb_shinfo(skb)->frags[wnd_idx].size; | |
10233 | } | |
755735eb EG |
10234 | } else { |
10235 | /* in non-LSO too fragmented packet should always | |
10236 | be linearized */ | |
10237 | to_copy = 1; | |
10238 | } | |
10239 | } | |
10240 | ||
10241 | exit_lbl: | |
10242 | if (unlikely(to_copy)) | |
10243 | DP(NETIF_MSG_TX_QUEUED, | |
10244 | "Linearization IS REQUIRED for %s packet. " | |
10245 | "num_frags %d hlen %d first_bd_sz %d\n", | |
10246 | (xmit_type & XMIT_GSO) ? "LSO" : "non-LSO", | |
10247 | skb_shinfo(skb)->nr_frags, hlen, first_bd_sz); | |
10248 | ||
10249 | return to_copy; | |
10250 | } | |
632da4d6 | 10251 | #endif |
755735eb EG |
10252 | |
10253 | /* called with netif_tx_lock | |
a2fbb9ea | 10254 | * bnx2x_tx_int() runs without netif_tx_lock unless it needs to call |
755735eb | 10255 | * netif_wake_queue() |
a2fbb9ea ET |
10256 | */ |
10257 | static int bnx2x_start_xmit(struct sk_buff *skb, struct net_device *dev) | |
10258 | { | |
10259 | struct bnx2x *bp = netdev_priv(dev); | |
10260 | struct bnx2x_fastpath *fp; | |
555f6c78 | 10261 | struct netdev_queue *txq; |
a2fbb9ea ET |
10262 | struct sw_tx_bd *tx_buf; |
10263 | struct eth_tx_bd *tx_bd; | |
10264 | struct eth_tx_parse_bd *pbd = NULL; | |
10265 | u16 pkt_prod, bd_prod; | |
755735eb | 10266 | int nbd, fp_index; |
a2fbb9ea | 10267 | dma_addr_t mapping; |
755735eb EG |
10268 | u32 xmit_type = bnx2x_xmit_type(bp, skb); |
10269 | int vlan_off = (bp->e1hov ? 4 : 0); | |
10270 | int i; | |
10271 | u8 hlen = 0; | |
a2fbb9ea ET |
10272 | |
10273 | #ifdef BNX2X_STOP_ON_ERROR | |
10274 | if (unlikely(bp->panic)) | |
10275 | return NETDEV_TX_BUSY; | |
10276 | #endif | |
10277 | ||
555f6c78 EG |
10278 | fp_index = skb_get_queue_mapping(skb); |
10279 | txq = netdev_get_tx_queue(dev, fp_index); | |
10280 | ||
a2fbb9ea | 10281 | fp = &bp->fp[fp_index]; |
755735eb | 10282 | |
231fd58a | 10283 | if (unlikely(bnx2x_tx_avail(fp) < (skb_shinfo(skb)->nr_frags + 3))) { |
de832a55 | 10284 | fp->eth_q_stats.driver_xoff++, |
555f6c78 | 10285 | netif_tx_stop_queue(txq); |
a2fbb9ea ET |
10286 | BNX2X_ERR("BUG! Tx ring full when queue awake!\n"); |
10287 | return NETDEV_TX_BUSY; | |
10288 | } | |
10289 | ||
755735eb EG |
10290 | DP(NETIF_MSG_TX_QUEUED, "SKB: summed %x protocol %x protocol(%x,%x)" |
10291 | " gso type %x xmit_type %x\n", | |
10292 | skb->ip_summed, skb->protocol, ipv6_hdr(skb)->nexthdr, | |
10293 | ip_hdr(skb)->protocol, skb_shinfo(skb)->gso_type, xmit_type); | |
10294 | ||
632da4d6 | 10295 | #if (MAX_SKB_FRAGS >= MAX_FETCH_BD - 3) |
f5372251 EG |
10296 | /* First, check if we need to linearize the skb (due to FW |
10297 | restrictions). No need to check fragmentation if page size > 8K | |
10298 | (there will be no violation to FW restrictions) */ | |
755735eb EG |
10299 | if (bnx2x_pkt_req_lin(bp, skb, xmit_type)) { |
10300 | /* Statistics of linearization */ | |
10301 | bp->lin_cnt++; | |
10302 | if (skb_linearize(skb) != 0) { | |
10303 | DP(NETIF_MSG_TX_QUEUED, "SKB linearization failed - " | |
10304 | "silently dropping this SKB\n"); | |
10305 | dev_kfree_skb_any(skb); | |
da5a662a | 10306 | return NETDEV_TX_OK; |
755735eb EG |
10307 | } |
10308 | } | |
632da4d6 | 10309 | #endif |
755735eb | 10310 | |
a2fbb9ea | 10311 | /* |
755735eb | 10312 | Please read carefully. First we use one BD which we mark as start, |
a2fbb9ea | 10313 | then for TSO or xsum we have a parsing info BD, |
755735eb | 10314 | and only then we have the rest of the TSO BDs. |
a2fbb9ea ET |
10315 | (don't forget to mark the last one as last, |
10316 | and to unmap only AFTER you write to the BD ...) | |
755735eb | 10317 | And above all, all pdb sizes are in words - NOT DWORDS! |
a2fbb9ea ET |
10318 | */ |
10319 | ||
10320 | pkt_prod = fp->tx_pkt_prod++; | |
755735eb | 10321 | bd_prod = TX_BD(fp->tx_bd_prod); |
a2fbb9ea | 10322 | |
755735eb | 10323 | /* get a tx_buf and first BD */ |
a2fbb9ea ET |
10324 | tx_buf = &fp->tx_buf_ring[TX_BD(pkt_prod)]; |
10325 | tx_bd = &fp->tx_desc_ring[bd_prod]; | |
10326 | ||
10327 | tx_bd->bd_flags.as_bitfield = ETH_TX_BD_FLAGS_START_BD; | |
10328 | tx_bd->general_data = (UNICAST_ADDRESS << | |
10329 | ETH_TX_BD_ETH_ADDR_TYPE_SHIFT); | |
3196a88a EG |
10330 | /* header nbd */ |
10331 | tx_bd->general_data |= (1 << ETH_TX_BD_HDR_NBDS_SHIFT); | |
a2fbb9ea | 10332 | |
755735eb EG |
10333 | /* remember the first BD of the packet */ |
10334 | tx_buf->first_bd = fp->tx_bd_prod; | |
10335 | tx_buf->skb = skb; | |
a2fbb9ea ET |
10336 | |
10337 | DP(NETIF_MSG_TX_QUEUED, | |
10338 | "sending pkt %u @%p next_idx %u bd %u @%p\n", | |
10339 | pkt_prod, tx_buf, fp->tx_pkt_prod, bd_prod, tx_bd); | |
10340 | ||
0c6671b0 EG |
10341 | #ifdef BCM_VLAN |
10342 | if ((bp->vlgrp != NULL) && vlan_tx_tag_present(skb) && | |
10343 | (bp->flags & HW_VLAN_TX_FLAG)) { | |
755735eb EG |
10344 | tx_bd->vlan = cpu_to_le16(vlan_tx_tag_get(skb)); |
10345 | tx_bd->bd_flags.as_bitfield |= ETH_TX_BD_FLAGS_VLAN_TAG; | |
10346 | vlan_off += 4; | |
10347 | } else | |
0c6671b0 | 10348 | #endif |
755735eb | 10349 | tx_bd->vlan = cpu_to_le16(pkt_prod); |
a2fbb9ea | 10350 | |
755735eb | 10351 | if (xmit_type) { |
755735eb | 10352 | /* turn on parsing and get a BD */ |
a2fbb9ea ET |
10353 | bd_prod = TX_BD(NEXT_TX_IDX(bd_prod)); |
10354 | pbd = (void *)&fp->tx_desc_ring[bd_prod]; | |
755735eb EG |
10355 | |
10356 | memset(pbd, 0, sizeof(struct eth_tx_parse_bd)); | |
10357 | } | |
10358 | ||
10359 | if (xmit_type & XMIT_CSUM) { | |
10360 | hlen = (skb_network_header(skb) - skb->data + vlan_off) / 2; | |
a2fbb9ea ET |
10361 | |
10362 | /* for now NS flag is not used in Linux */ | |
4781bfad EG |
10363 | pbd->global_data = |
10364 | (hlen | ((skb->protocol == cpu_to_be16(ETH_P_8021Q)) << | |
10365 | ETH_TX_PARSE_BD_LLC_SNAP_EN_SHIFT)); | |
a2fbb9ea | 10366 | |
755735eb EG |
10367 | pbd->ip_hlen = (skb_transport_header(skb) - |
10368 | skb_network_header(skb)) / 2; | |
10369 | ||
10370 | hlen += pbd->ip_hlen + tcp_hdrlen(skb) / 2; | |
a2fbb9ea | 10371 | |
755735eb EG |
10372 | pbd->total_hlen = cpu_to_le16(hlen); |
10373 | hlen = hlen*2 - vlan_off; | |
a2fbb9ea | 10374 | |
755735eb EG |
10375 | tx_bd->bd_flags.as_bitfield |= ETH_TX_BD_FLAGS_TCP_CSUM; |
10376 | ||
10377 | if (xmit_type & XMIT_CSUM_V4) | |
a2fbb9ea | 10378 | tx_bd->bd_flags.as_bitfield |= |
755735eb EG |
10379 | ETH_TX_BD_FLAGS_IP_CSUM; |
10380 | else | |
10381 | tx_bd->bd_flags.as_bitfield |= ETH_TX_BD_FLAGS_IPV6; | |
10382 | ||
10383 | if (xmit_type & XMIT_CSUM_TCP) { | |
10384 | pbd->tcp_pseudo_csum = swab16(tcp_hdr(skb)->check); | |
10385 | ||
10386 | } else { | |
10387 | s8 fix = SKB_CS_OFF(skb); /* signed! */ | |
10388 | ||
a2fbb9ea | 10389 | pbd->global_data |= ETH_TX_PARSE_BD_CS_ANY_FLG; |
755735eb | 10390 | pbd->cs_offset = fix / 2; |
a2fbb9ea | 10391 | |
755735eb EG |
10392 | DP(NETIF_MSG_TX_QUEUED, |
10393 | "hlen %d offset %d fix %d csum before fix %x\n", | |
10394 | le16_to_cpu(pbd->total_hlen), pbd->cs_offset, fix, | |
10395 | SKB_CS(skb)); | |
10396 | ||
10397 | /* HW bug: fixup the CSUM */ | |
10398 | pbd->tcp_pseudo_csum = | |
10399 | bnx2x_csum_fix(skb_transport_header(skb), | |
10400 | SKB_CS(skb), fix); | |
10401 | ||
10402 | DP(NETIF_MSG_TX_QUEUED, "csum after fix %x\n", | |
10403 | pbd->tcp_pseudo_csum); | |
10404 | } | |
a2fbb9ea ET |
10405 | } |
10406 | ||
10407 | mapping = pci_map_single(bp->pdev, skb->data, | |
755735eb | 10408 | skb_headlen(skb), PCI_DMA_TODEVICE); |
a2fbb9ea ET |
10409 | |
10410 | tx_bd->addr_hi = cpu_to_le32(U64_HI(mapping)); | |
10411 | tx_bd->addr_lo = cpu_to_le32(U64_LO(mapping)); | |
6378c025 | 10412 | nbd = skb_shinfo(skb)->nr_frags + ((pbd == NULL) ? 1 : 2); |
a2fbb9ea ET |
10413 | tx_bd->nbd = cpu_to_le16(nbd); |
10414 | tx_bd->nbytes = cpu_to_le16(skb_headlen(skb)); | |
10415 | ||
10416 | DP(NETIF_MSG_TX_QUEUED, "first bd @%p addr (%x:%x) nbd %d" | |
755735eb EG |
10417 | " nbytes %d flags %x vlan %x\n", |
10418 | tx_bd, tx_bd->addr_hi, tx_bd->addr_lo, le16_to_cpu(tx_bd->nbd), | |
10419 | le16_to_cpu(tx_bd->nbytes), tx_bd->bd_flags.as_bitfield, | |
10420 | le16_to_cpu(tx_bd->vlan)); | |
a2fbb9ea | 10421 | |
755735eb | 10422 | if (xmit_type & XMIT_GSO) { |
a2fbb9ea ET |
10423 | |
10424 | DP(NETIF_MSG_TX_QUEUED, | |
10425 | "TSO packet len %d hlen %d total len %d tso size %d\n", | |
10426 | skb->len, hlen, skb_headlen(skb), | |
10427 | skb_shinfo(skb)->gso_size); | |
10428 | ||
10429 | tx_bd->bd_flags.as_bitfield |= ETH_TX_BD_FLAGS_SW_LSO; | |
10430 | ||
755735eb EG |
10431 | if (unlikely(skb_headlen(skb) > hlen)) |
10432 | bd_prod = bnx2x_tx_split(bp, fp, &tx_bd, hlen, | |
10433 | bd_prod, ++nbd); | |
a2fbb9ea ET |
10434 | |
10435 | pbd->lso_mss = cpu_to_le16(skb_shinfo(skb)->gso_size); | |
10436 | pbd->tcp_send_seq = swab32(tcp_hdr(skb)->seq); | |
755735eb EG |
10437 | pbd->tcp_flags = pbd_tcp_flags(skb); |
10438 | ||
10439 | if (xmit_type & XMIT_GSO_V4) { | |
10440 | pbd->ip_id = swab16(ip_hdr(skb)->id); | |
10441 | pbd->tcp_pseudo_csum = | |
a2fbb9ea ET |
10442 | swab16(~csum_tcpudp_magic(ip_hdr(skb)->saddr, |
10443 | ip_hdr(skb)->daddr, | |
10444 | 0, IPPROTO_TCP, 0)); | |
755735eb EG |
10445 | |
10446 | } else | |
10447 | pbd->tcp_pseudo_csum = | |
10448 | swab16(~csum_ipv6_magic(&ipv6_hdr(skb)->saddr, | |
10449 | &ipv6_hdr(skb)->daddr, | |
10450 | 0, IPPROTO_TCP, 0)); | |
10451 | ||
a2fbb9ea ET |
10452 | pbd->global_data |= ETH_TX_PARSE_BD_PSEUDO_CS_WITHOUT_LEN; |
10453 | } | |
10454 | ||
755735eb EG |
10455 | for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) { |
10456 | skb_frag_t *frag = &skb_shinfo(skb)->frags[i]; | |
a2fbb9ea | 10457 | |
755735eb EG |
10458 | bd_prod = TX_BD(NEXT_TX_IDX(bd_prod)); |
10459 | tx_bd = &fp->tx_desc_ring[bd_prod]; | |
a2fbb9ea | 10460 | |
755735eb EG |
10461 | mapping = pci_map_page(bp->pdev, frag->page, frag->page_offset, |
10462 | frag->size, PCI_DMA_TODEVICE); | |
a2fbb9ea | 10463 | |
755735eb EG |
10464 | tx_bd->addr_hi = cpu_to_le32(U64_HI(mapping)); |
10465 | tx_bd->addr_lo = cpu_to_le32(U64_LO(mapping)); | |
10466 | tx_bd->nbytes = cpu_to_le16(frag->size); | |
10467 | tx_bd->vlan = cpu_to_le16(pkt_prod); | |
10468 | tx_bd->bd_flags.as_bitfield = 0; | |
a2fbb9ea | 10469 | |
755735eb EG |
10470 | DP(NETIF_MSG_TX_QUEUED, |
10471 | "frag %d bd @%p addr (%x:%x) nbytes %d flags %x\n", | |
10472 | i, tx_bd, tx_bd->addr_hi, tx_bd->addr_lo, | |
10473 | le16_to_cpu(tx_bd->nbytes), tx_bd->bd_flags.as_bitfield); | |
a2fbb9ea ET |
10474 | } |
10475 | ||
755735eb | 10476 | /* now at last mark the BD as the last BD */ |
a2fbb9ea ET |
10477 | tx_bd->bd_flags.as_bitfield |= ETH_TX_BD_FLAGS_END_BD; |
10478 | ||
10479 | DP(NETIF_MSG_TX_QUEUED, "last bd @%p flags %x\n", | |
10480 | tx_bd, tx_bd->bd_flags.as_bitfield); | |
10481 | ||
a2fbb9ea ET |
10482 | bd_prod = TX_BD(NEXT_TX_IDX(bd_prod)); |
10483 | ||
755735eb | 10484 | /* now send a tx doorbell, counting the next BD |
a2fbb9ea ET |
10485 | * if the packet contains or ends with it |
10486 | */ | |
10487 | if (TX_BD_POFF(bd_prod) < nbd) | |
10488 | nbd++; | |
10489 | ||
10490 | if (pbd) | |
10491 | DP(NETIF_MSG_TX_QUEUED, | |
10492 | "PBD @%p ip_data %x ip_hlen %u ip_id %u lso_mss %u" | |
10493 | " tcp_flags %x xsum %x seq %u hlen %u\n", | |
10494 | pbd, pbd->global_data, pbd->ip_hlen, pbd->ip_id, | |
10495 | pbd->lso_mss, pbd->tcp_flags, pbd->tcp_pseudo_csum, | |
755735eb | 10496 | pbd->tcp_send_seq, le16_to_cpu(pbd->total_hlen)); |
a2fbb9ea | 10497 | |
755735eb | 10498 | DP(NETIF_MSG_TX_QUEUED, "doorbell: nbd %d bd %u\n", nbd, bd_prod); |
a2fbb9ea | 10499 | |
58f4c4cf EG |
10500 | /* |
10501 | * Make sure that the BD data is updated before updating the producer | |
10502 | * since FW might read the BD right after the producer is updated. | |
10503 | * This is only applicable for weak-ordered memory model archs such | |
10504 | * as IA-64. The following barrier is also mandatory since FW will | |
10505 | * assumes packets must have BDs. | |
10506 | */ | |
10507 | wmb(); | |
10508 | ||
4781bfad | 10509 | le16_add_cpu(&fp->hw_tx_prods->bds_prod, nbd); |
a2fbb9ea | 10510 | mb(); /* FW restriction: must not reorder writing nbd and packets */ |
4781bfad | 10511 | le32_add_cpu(&fp->hw_tx_prods->packets_prod, 1); |
0626b899 | 10512 | DOORBELL(bp, fp->index, 0); |
a2fbb9ea ET |
10513 | |
10514 | mmiowb(); | |
10515 | ||
755735eb | 10516 | fp->tx_bd_prod += nbd; |
a2fbb9ea ET |
10517 | dev->trans_start = jiffies; |
10518 | ||
10519 | if (unlikely(bnx2x_tx_avail(fp) < MAX_SKB_FRAGS + 3)) { | |
58f4c4cf EG |
10520 | /* We want bnx2x_tx_int to "see" the updated tx_bd_prod |
10521 | if we put Tx into XOFF state. */ | |
10522 | smp_mb(); | |
555f6c78 | 10523 | netif_tx_stop_queue(txq); |
de832a55 | 10524 | fp->eth_q_stats.driver_xoff++; |
a2fbb9ea | 10525 | if (bnx2x_tx_avail(fp) >= MAX_SKB_FRAGS + 3) |
555f6c78 | 10526 | netif_tx_wake_queue(txq); |
a2fbb9ea ET |
10527 | } |
10528 | fp->tx_pkt++; | |
10529 | ||
10530 | return NETDEV_TX_OK; | |
10531 | } | |
10532 | ||
bb2a0f7a | 10533 | /* called with rtnl_lock */ |
a2fbb9ea ET |
10534 | static int bnx2x_open(struct net_device *dev) |
10535 | { | |
10536 | struct bnx2x *bp = netdev_priv(dev); | |
10537 | ||
6eccabb3 EG |
10538 | netif_carrier_off(dev); |
10539 | ||
a2fbb9ea ET |
10540 | bnx2x_set_power_state(bp, PCI_D0); |
10541 | ||
bb2a0f7a | 10542 | return bnx2x_nic_load(bp, LOAD_OPEN); |
a2fbb9ea ET |
10543 | } |
10544 | ||
bb2a0f7a | 10545 | /* called with rtnl_lock */ |
a2fbb9ea ET |
10546 | static int bnx2x_close(struct net_device *dev) |
10547 | { | |
a2fbb9ea ET |
10548 | struct bnx2x *bp = netdev_priv(dev); |
10549 | ||
10550 | /* Unload the driver, release IRQs */ | |
bb2a0f7a YG |
10551 | bnx2x_nic_unload(bp, UNLOAD_CLOSE); |
10552 | if (atomic_read(&bp->pdev->enable_cnt) == 1) | |
10553 | if (!CHIP_REV_IS_SLOW(bp)) | |
10554 | bnx2x_set_power_state(bp, PCI_D3hot); | |
a2fbb9ea ET |
10555 | |
10556 | return 0; | |
10557 | } | |
10558 | ||
f5372251 | 10559 | /* called with netif_tx_lock from dev_mcast.c */ |
34f80b04 EG |
10560 | static void bnx2x_set_rx_mode(struct net_device *dev) |
10561 | { | |
10562 | struct bnx2x *bp = netdev_priv(dev); | |
10563 | u32 rx_mode = BNX2X_RX_MODE_NORMAL; | |
10564 | int port = BP_PORT(bp); | |
10565 | ||
10566 | if (bp->state != BNX2X_STATE_OPEN) { | |
10567 | DP(NETIF_MSG_IFUP, "state is %x, returning\n", bp->state); | |
10568 | return; | |
10569 | } | |
10570 | ||
10571 | DP(NETIF_MSG_IFUP, "dev->flags = %x\n", dev->flags); | |
10572 | ||
10573 | if (dev->flags & IFF_PROMISC) | |
10574 | rx_mode = BNX2X_RX_MODE_PROMISC; | |
10575 | ||
10576 | else if ((dev->flags & IFF_ALLMULTI) || | |
10577 | ((dev->mc_count > BNX2X_MAX_MULTICAST) && CHIP_IS_E1(bp))) | |
10578 | rx_mode = BNX2X_RX_MODE_ALLMULTI; | |
10579 | ||
10580 | else { /* some multicasts */ | |
10581 | if (CHIP_IS_E1(bp)) { | |
10582 | int i, old, offset; | |
10583 | struct dev_mc_list *mclist; | |
10584 | struct mac_configuration_cmd *config = | |
10585 | bnx2x_sp(bp, mcast_config); | |
10586 | ||
10587 | for (i = 0, mclist = dev->mc_list; | |
10588 | mclist && (i < dev->mc_count); | |
10589 | i++, mclist = mclist->next) { | |
10590 | ||
10591 | config->config_table[i]. | |
10592 | cam_entry.msb_mac_addr = | |
10593 | swab16(*(u16 *)&mclist->dmi_addr[0]); | |
10594 | config->config_table[i]. | |
10595 | cam_entry.middle_mac_addr = | |
10596 | swab16(*(u16 *)&mclist->dmi_addr[2]); | |
10597 | config->config_table[i]. | |
10598 | cam_entry.lsb_mac_addr = | |
10599 | swab16(*(u16 *)&mclist->dmi_addr[4]); | |
10600 | config->config_table[i].cam_entry.flags = | |
10601 | cpu_to_le16(port); | |
10602 | config->config_table[i]. | |
10603 | target_table_entry.flags = 0; | |
10604 | config->config_table[i]. | |
10605 | target_table_entry.client_id = 0; | |
10606 | config->config_table[i]. | |
10607 | target_table_entry.vlan_id = 0; | |
10608 | ||
10609 | DP(NETIF_MSG_IFUP, | |
10610 | "setting MCAST[%d] (%04x:%04x:%04x)\n", i, | |
10611 | config->config_table[i]. | |
10612 | cam_entry.msb_mac_addr, | |
10613 | config->config_table[i]. | |
10614 | cam_entry.middle_mac_addr, | |
10615 | config->config_table[i]. | |
10616 | cam_entry.lsb_mac_addr); | |
10617 | } | |
8d9c5f34 | 10618 | old = config->hdr.length; |
34f80b04 EG |
10619 | if (old > i) { |
10620 | for (; i < old; i++) { | |
10621 | if (CAM_IS_INVALID(config-> | |
10622 | config_table[i])) { | |
af246401 | 10623 | /* already invalidated */ |
34f80b04 EG |
10624 | break; |
10625 | } | |
10626 | /* invalidate */ | |
10627 | CAM_INVALIDATE(config-> | |
10628 | config_table[i]); | |
10629 | } | |
10630 | } | |
10631 | ||
10632 | if (CHIP_REV_IS_SLOW(bp)) | |
10633 | offset = BNX2X_MAX_EMUL_MULTI*(1 + port); | |
10634 | else | |
10635 | offset = BNX2X_MAX_MULTICAST*(1 + port); | |
10636 | ||
8d9c5f34 | 10637 | config->hdr.length = i; |
34f80b04 | 10638 | config->hdr.offset = offset; |
8d9c5f34 | 10639 | config->hdr.client_id = bp->fp->cl_id; |
34f80b04 EG |
10640 | config->hdr.reserved1 = 0; |
10641 | ||
10642 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_SET_MAC, 0, | |
10643 | U64_HI(bnx2x_sp_mapping(bp, mcast_config)), | |
10644 | U64_LO(bnx2x_sp_mapping(bp, mcast_config)), | |
10645 | 0); | |
10646 | } else { /* E1H */ | |
10647 | /* Accept one or more multicasts */ | |
10648 | struct dev_mc_list *mclist; | |
10649 | u32 mc_filter[MC_HASH_SIZE]; | |
10650 | u32 crc, bit, regidx; | |
10651 | int i; | |
10652 | ||
10653 | memset(mc_filter, 0, 4 * MC_HASH_SIZE); | |
10654 | ||
10655 | for (i = 0, mclist = dev->mc_list; | |
10656 | mclist && (i < dev->mc_count); | |
10657 | i++, mclist = mclist->next) { | |
10658 | ||
7c510e4b JB |
10659 | DP(NETIF_MSG_IFUP, "Adding mcast MAC: %pM\n", |
10660 | mclist->dmi_addr); | |
34f80b04 EG |
10661 | |
10662 | crc = crc32c_le(0, mclist->dmi_addr, ETH_ALEN); | |
10663 | bit = (crc >> 24) & 0xff; | |
10664 | regidx = bit >> 5; | |
10665 | bit &= 0x1f; | |
10666 | mc_filter[regidx] |= (1 << bit); | |
10667 | } | |
10668 | ||
10669 | for (i = 0; i < MC_HASH_SIZE; i++) | |
10670 | REG_WR(bp, MC_HASH_OFFSET(bp, i), | |
10671 | mc_filter[i]); | |
10672 | } | |
10673 | } | |
10674 | ||
10675 | bp->rx_mode = rx_mode; | |
10676 | bnx2x_set_storm_rx_mode(bp); | |
10677 | } | |
10678 | ||
10679 | /* called with rtnl_lock */ | |
a2fbb9ea ET |
10680 | static int bnx2x_change_mac_addr(struct net_device *dev, void *p) |
10681 | { | |
10682 | struct sockaddr *addr = p; | |
10683 | struct bnx2x *bp = netdev_priv(dev); | |
10684 | ||
34f80b04 | 10685 | if (!is_valid_ether_addr((u8 *)(addr->sa_data))) |
a2fbb9ea ET |
10686 | return -EINVAL; |
10687 | ||
10688 | memcpy(dev->dev_addr, addr->sa_data, dev->addr_len); | |
34f80b04 EG |
10689 | if (netif_running(dev)) { |
10690 | if (CHIP_IS_E1(bp)) | |
3101c2bc | 10691 | bnx2x_set_mac_addr_e1(bp, 1); |
34f80b04 | 10692 | else |
3101c2bc | 10693 | bnx2x_set_mac_addr_e1h(bp, 1); |
34f80b04 | 10694 | } |
a2fbb9ea ET |
10695 | |
10696 | return 0; | |
10697 | } | |
10698 | ||
c18487ee | 10699 | /* called with rtnl_lock */ |
a2fbb9ea ET |
10700 | static int bnx2x_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) |
10701 | { | |
10702 | struct mii_ioctl_data *data = if_mii(ifr); | |
10703 | struct bnx2x *bp = netdev_priv(dev); | |
3196a88a | 10704 | int port = BP_PORT(bp); |
a2fbb9ea ET |
10705 | int err; |
10706 | ||
10707 | switch (cmd) { | |
10708 | case SIOCGMIIPHY: | |
34f80b04 | 10709 | data->phy_id = bp->port.phy_addr; |
a2fbb9ea | 10710 | |
c14423fe | 10711 | /* fallthrough */ |
c18487ee | 10712 | |
a2fbb9ea | 10713 | case SIOCGMIIREG: { |
c18487ee | 10714 | u16 mii_regval; |
a2fbb9ea | 10715 | |
c18487ee YR |
10716 | if (!netif_running(dev)) |
10717 | return -EAGAIN; | |
a2fbb9ea | 10718 | |
34f80b04 | 10719 | mutex_lock(&bp->port.phy_mutex); |
3196a88a | 10720 | err = bnx2x_cl45_read(bp, port, 0, bp->port.phy_addr, |
c18487ee YR |
10721 | DEFAULT_PHY_DEV_ADDR, |
10722 | (data->reg_num & 0x1f), &mii_regval); | |
10723 | data->val_out = mii_regval; | |
34f80b04 | 10724 | mutex_unlock(&bp->port.phy_mutex); |
a2fbb9ea ET |
10725 | return err; |
10726 | } | |
10727 | ||
10728 | case SIOCSMIIREG: | |
10729 | if (!capable(CAP_NET_ADMIN)) | |
10730 | return -EPERM; | |
10731 | ||
c18487ee YR |
10732 | if (!netif_running(dev)) |
10733 | return -EAGAIN; | |
10734 | ||
34f80b04 | 10735 | mutex_lock(&bp->port.phy_mutex); |
3196a88a | 10736 | err = bnx2x_cl45_write(bp, port, 0, bp->port.phy_addr, |
c18487ee YR |
10737 | DEFAULT_PHY_DEV_ADDR, |
10738 | (data->reg_num & 0x1f), data->val_in); | |
34f80b04 | 10739 | mutex_unlock(&bp->port.phy_mutex); |
a2fbb9ea ET |
10740 | return err; |
10741 | ||
10742 | default: | |
10743 | /* do nothing */ | |
10744 | break; | |
10745 | } | |
10746 | ||
10747 | return -EOPNOTSUPP; | |
10748 | } | |
10749 | ||
34f80b04 | 10750 | /* called with rtnl_lock */ |
a2fbb9ea ET |
10751 | static int bnx2x_change_mtu(struct net_device *dev, int new_mtu) |
10752 | { | |
10753 | struct bnx2x *bp = netdev_priv(dev); | |
34f80b04 | 10754 | int rc = 0; |
a2fbb9ea ET |
10755 | |
10756 | if ((new_mtu > ETH_MAX_JUMBO_PACKET_SIZE) || | |
10757 | ((new_mtu + ETH_HLEN) < ETH_MIN_PACKET_SIZE)) | |
10758 | return -EINVAL; | |
10759 | ||
10760 | /* This does not race with packet allocation | |
c14423fe | 10761 | * because the actual alloc size is |
a2fbb9ea ET |
10762 | * only updated as part of load |
10763 | */ | |
10764 | dev->mtu = new_mtu; | |
10765 | ||
10766 | if (netif_running(dev)) { | |
34f80b04 EG |
10767 | bnx2x_nic_unload(bp, UNLOAD_NORMAL); |
10768 | rc = bnx2x_nic_load(bp, LOAD_NORMAL); | |
a2fbb9ea | 10769 | } |
34f80b04 EG |
10770 | |
10771 | return rc; | |
a2fbb9ea ET |
10772 | } |
10773 | ||
10774 | static void bnx2x_tx_timeout(struct net_device *dev) | |
10775 | { | |
10776 | struct bnx2x *bp = netdev_priv(dev); | |
10777 | ||
10778 | #ifdef BNX2X_STOP_ON_ERROR | |
10779 | if (!bp->panic) | |
10780 | bnx2x_panic(); | |
10781 | #endif | |
10782 | /* This allows the netif to be shutdown gracefully before resetting */ | |
10783 | schedule_work(&bp->reset_task); | |
10784 | } | |
10785 | ||
10786 | #ifdef BCM_VLAN | |
34f80b04 | 10787 | /* called with rtnl_lock */ |
a2fbb9ea ET |
10788 | static void bnx2x_vlan_rx_register(struct net_device *dev, |
10789 | struct vlan_group *vlgrp) | |
10790 | { | |
10791 | struct bnx2x *bp = netdev_priv(dev); | |
10792 | ||
10793 | bp->vlgrp = vlgrp; | |
0c6671b0 EG |
10794 | |
10795 | /* Set flags according to the required capabilities */ | |
10796 | bp->flags &= ~(HW_VLAN_RX_FLAG | HW_VLAN_TX_FLAG); | |
10797 | ||
10798 | if (dev->features & NETIF_F_HW_VLAN_TX) | |
10799 | bp->flags |= HW_VLAN_TX_FLAG; | |
10800 | ||
10801 | if (dev->features & NETIF_F_HW_VLAN_RX) | |
10802 | bp->flags |= HW_VLAN_RX_FLAG; | |
10803 | ||
a2fbb9ea | 10804 | if (netif_running(dev)) |
49d66772 | 10805 | bnx2x_set_client_config(bp); |
a2fbb9ea | 10806 | } |
34f80b04 | 10807 | |
a2fbb9ea ET |
10808 | #endif |
10809 | ||
10810 | #if defined(HAVE_POLL_CONTROLLER) || defined(CONFIG_NET_POLL_CONTROLLER) | |
10811 | static void poll_bnx2x(struct net_device *dev) | |
10812 | { | |
10813 | struct bnx2x *bp = netdev_priv(dev); | |
10814 | ||
10815 | disable_irq(bp->pdev->irq); | |
10816 | bnx2x_interrupt(bp->pdev->irq, dev); | |
10817 | enable_irq(bp->pdev->irq); | |
10818 | } | |
10819 | #endif | |
10820 | ||
c64213cd SH |
10821 | static const struct net_device_ops bnx2x_netdev_ops = { |
10822 | .ndo_open = bnx2x_open, | |
10823 | .ndo_stop = bnx2x_close, | |
10824 | .ndo_start_xmit = bnx2x_start_xmit, | |
356e2385 | 10825 | .ndo_set_multicast_list = bnx2x_set_rx_mode, |
c64213cd SH |
10826 | .ndo_set_mac_address = bnx2x_change_mac_addr, |
10827 | .ndo_validate_addr = eth_validate_addr, | |
10828 | .ndo_do_ioctl = bnx2x_ioctl, | |
10829 | .ndo_change_mtu = bnx2x_change_mtu, | |
10830 | .ndo_tx_timeout = bnx2x_tx_timeout, | |
10831 | #ifdef BCM_VLAN | |
10832 | .ndo_vlan_rx_register = bnx2x_vlan_rx_register, | |
10833 | #endif | |
10834 | #if defined(HAVE_POLL_CONTROLLER) || defined(CONFIG_NET_POLL_CONTROLLER) | |
10835 | .ndo_poll_controller = poll_bnx2x, | |
10836 | #endif | |
10837 | }; | |
10838 | ||
34f80b04 EG |
10839 | static int __devinit bnx2x_init_dev(struct pci_dev *pdev, |
10840 | struct net_device *dev) | |
a2fbb9ea ET |
10841 | { |
10842 | struct bnx2x *bp; | |
10843 | int rc; | |
10844 | ||
10845 | SET_NETDEV_DEV(dev, &pdev->dev); | |
10846 | bp = netdev_priv(dev); | |
10847 | ||
34f80b04 EG |
10848 | bp->dev = dev; |
10849 | bp->pdev = pdev; | |
a2fbb9ea | 10850 | bp->flags = 0; |
34f80b04 | 10851 | bp->func = PCI_FUNC(pdev->devfn); |
a2fbb9ea ET |
10852 | |
10853 | rc = pci_enable_device(pdev); | |
10854 | if (rc) { | |
10855 | printk(KERN_ERR PFX "Cannot enable PCI device, aborting\n"); | |
10856 | goto err_out; | |
10857 | } | |
10858 | ||
10859 | if (!(pci_resource_flags(pdev, 0) & IORESOURCE_MEM)) { | |
10860 | printk(KERN_ERR PFX "Cannot find PCI device base address," | |
10861 | " aborting\n"); | |
10862 | rc = -ENODEV; | |
10863 | goto err_out_disable; | |
10864 | } | |
10865 | ||
10866 | if (!(pci_resource_flags(pdev, 2) & IORESOURCE_MEM)) { | |
10867 | printk(KERN_ERR PFX "Cannot find second PCI device" | |
10868 | " base address, aborting\n"); | |
10869 | rc = -ENODEV; | |
10870 | goto err_out_disable; | |
10871 | } | |
10872 | ||
34f80b04 EG |
10873 | if (atomic_read(&pdev->enable_cnt) == 1) { |
10874 | rc = pci_request_regions(pdev, DRV_MODULE_NAME); | |
10875 | if (rc) { | |
10876 | printk(KERN_ERR PFX "Cannot obtain PCI resources," | |
10877 | " aborting\n"); | |
10878 | goto err_out_disable; | |
10879 | } | |
a2fbb9ea | 10880 | |
34f80b04 EG |
10881 | pci_set_master(pdev); |
10882 | pci_save_state(pdev); | |
10883 | } | |
a2fbb9ea ET |
10884 | |
10885 | bp->pm_cap = pci_find_capability(pdev, PCI_CAP_ID_PM); | |
10886 | if (bp->pm_cap == 0) { | |
10887 | printk(KERN_ERR PFX "Cannot find power management" | |
10888 | " capability, aborting\n"); | |
10889 | rc = -EIO; | |
10890 | goto err_out_release; | |
10891 | } | |
10892 | ||
10893 | bp->pcie_cap = pci_find_capability(pdev, PCI_CAP_ID_EXP); | |
10894 | if (bp->pcie_cap == 0) { | |
10895 | printk(KERN_ERR PFX "Cannot find PCI Express capability," | |
10896 | " aborting\n"); | |
10897 | rc = -EIO; | |
10898 | goto err_out_release; | |
10899 | } | |
10900 | ||
10901 | if (pci_set_dma_mask(pdev, DMA_64BIT_MASK) == 0) { | |
10902 | bp->flags |= USING_DAC_FLAG; | |
10903 | if (pci_set_consistent_dma_mask(pdev, DMA_64BIT_MASK) != 0) { | |
10904 | printk(KERN_ERR PFX "pci_set_consistent_dma_mask" | |
10905 | " failed, aborting\n"); | |
10906 | rc = -EIO; | |
10907 | goto err_out_release; | |
10908 | } | |
10909 | ||
10910 | } else if (pci_set_dma_mask(pdev, DMA_32BIT_MASK) != 0) { | |
10911 | printk(KERN_ERR PFX "System does not support DMA," | |
10912 | " aborting\n"); | |
10913 | rc = -EIO; | |
10914 | goto err_out_release; | |
10915 | } | |
10916 | ||
34f80b04 EG |
10917 | dev->mem_start = pci_resource_start(pdev, 0); |
10918 | dev->base_addr = dev->mem_start; | |
10919 | dev->mem_end = pci_resource_end(pdev, 0); | |
a2fbb9ea ET |
10920 | |
10921 | dev->irq = pdev->irq; | |
10922 | ||
275f165f | 10923 | bp->regview = pci_ioremap_bar(pdev, 0); |
a2fbb9ea ET |
10924 | if (!bp->regview) { |
10925 | printk(KERN_ERR PFX "Cannot map register space, aborting\n"); | |
10926 | rc = -ENOMEM; | |
10927 | goto err_out_release; | |
10928 | } | |
10929 | ||
34f80b04 EG |
10930 | bp->doorbells = ioremap_nocache(pci_resource_start(pdev, 2), |
10931 | min_t(u64, BNX2X_DB_SIZE, | |
10932 | pci_resource_len(pdev, 2))); | |
a2fbb9ea ET |
10933 | if (!bp->doorbells) { |
10934 | printk(KERN_ERR PFX "Cannot map doorbell space, aborting\n"); | |
10935 | rc = -ENOMEM; | |
10936 | goto err_out_unmap; | |
10937 | } | |
10938 | ||
10939 | bnx2x_set_power_state(bp, PCI_D0); | |
10940 | ||
34f80b04 EG |
10941 | /* clean indirect addresses */ |
10942 | pci_write_config_dword(bp->pdev, PCICFG_GRC_ADDRESS, | |
10943 | PCICFG_VENDOR_ID_OFFSET); | |
10944 | REG_WR(bp, PXP2_REG_PGL_ADDR_88_F0 + BP_PORT(bp)*16, 0); | |
10945 | REG_WR(bp, PXP2_REG_PGL_ADDR_8C_F0 + BP_PORT(bp)*16, 0); | |
10946 | REG_WR(bp, PXP2_REG_PGL_ADDR_90_F0 + BP_PORT(bp)*16, 0); | |
10947 | REG_WR(bp, PXP2_REG_PGL_ADDR_94_F0 + BP_PORT(bp)*16, 0); | |
a2fbb9ea | 10948 | |
34f80b04 | 10949 | dev->watchdog_timeo = TX_TIMEOUT; |
a2fbb9ea | 10950 | |
c64213cd | 10951 | dev->netdev_ops = &bnx2x_netdev_ops; |
34f80b04 | 10952 | dev->ethtool_ops = &bnx2x_ethtool_ops; |
34f80b04 EG |
10953 | dev->features |= NETIF_F_SG; |
10954 | dev->features |= NETIF_F_HW_CSUM; | |
10955 | if (bp->flags & USING_DAC_FLAG) | |
10956 | dev->features |= NETIF_F_HIGHDMA; | |
10957 | #ifdef BCM_VLAN | |
10958 | dev->features |= (NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_RX); | |
0c6671b0 | 10959 | bp->flags |= (HW_VLAN_RX_FLAG | HW_VLAN_TX_FLAG); |
34f80b04 EG |
10960 | #endif |
10961 | dev->features |= (NETIF_F_TSO | NETIF_F_TSO_ECN); | |
755735eb | 10962 | dev->features |= NETIF_F_TSO6; |
a2fbb9ea ET |
10963 | |
10964 | return 0; | |
10965 | ||
10966 | err_out_unmap: | |
10967 | if (bp->regview) { | |
10968 | iounmap(bp->regview); | |
10969 | bp->regview = NULL; | |
10970 | } | |
a2fbb9ea ET |
10971 | if (bp->doorbells) { |
10972 | iounmap(bp->doorbells); | |
10973 | bp->doorbells = NULL; | |
10974 | } | |
10975 | ||
10976 | err_out_release: | |
34f80b04 EG |
10977 | if (atomic_read(&pdev->enable_cnt) == 1) |
10978 | pci_release_regions(pdev); | |
a2fbb9ea ET |
10979 | |
10980 | err_out_disable: | |
10981 | pci_disable_device(pdev); | |
10982 | pci_set_drvdata(pdev, NULL); | |
10983 | ||
10984 | err_out: | |
10985 | return rc; | |
10986 | } | |
10987 | ||
25047950 ET |
10988 | static int __devinit bnx2x_get_pcie_width(struct bnx2x *bp) |
10989 | { | |
10990 | u32 val = REG_RD(bp, PCICFG_OFFSET + PCICFG_LINK_CONTROL); | |
10991 | ||
10992 | val = (val & PCICFG_LINK_WIDTH) >> PCICFG_LINK_WIDTH_SHIFT; | |
10993 | return val; | |
10994 | } | |
10995 | ||
10996 | /* return value of 1=2.5GHz 2=5GHz */ | |
10997 | static int __devinit bnx2x_get_pcie_speed(struct bnx2x *bp) | |
10998 | { | |
10999 | u32 val = REG_RD(bp, PCICFG_OFFSET + PCICFG_LINK_CONTROL); | |
11000 | ||
11001 | val = (val & PCICFG_LINK_SPEED) >> PCICFG_LINK_SPEED_SHIFT; | |
11002 | return val; | |
11003 | } | |
11004 | ||
a2fbb9ea ET |
11005 | static int __devinit bnx2x_init_one(struct pci_dev *pdev, |
11006 | const struct pci_device_id *ent) | |
11007 | { | |
11008 | static int version_printed; | |
11009 | struct net_device *dev = NULL; | |
11010 | struct bnx2x *bp; | |
25047950 | 11011 | int rc; |
a2fbb9ea ET |
11012 | |
11013 | if (version_printed++ == 0) | |
11014 | printk(KERN_INFO "%s", version); | |
11015 | ||
11016 | /* dev zeroed in init_etherdev */ | |
555f6c78 | 11017 | dev = alloc_etherdev_mq(sizeof(*bp), MAX_CONTEXT); |
34f80b04 EG |
11018 | if (!dev) { |
11019 | printk(KERN_ERR PFX "Cannot allocate net device\n"); | |
a2fbb9ea | 11020 | return -ENOMEM; |
34f80b04 | 11021 | } |
a2fbb9ea | 11022 | |
a2fbb9ea ET |
11023 | bp = netdev_priv(dev); |
11024 | bp->msglevel = debug; | |
11025 | ||
34f80b04 | 11026 | rc = bnx2x_init_dev(pdev, dev); |
a2fbb9ea ET |
11027 | if (rc < 0) { |
11028 | free_netdev(dev); | |
11029 | return rc; | |
11030 | } | |
11031 | ||
a2fbb9ea ET |
11032 | pci_set_drvdata(pdev, dev); |
11033 | ||
34f80b04 | 11034 | rc = bnx2x_init_bp(bp); |
693fc0d1 EG |
11035 | if (rc) |
11036 | goto init_one_exit; | |
11037 | ||
11038 | rc = register_netdev(dev); | |
34f80b04 | 11039 | if (rc) { |
693fc0d1 | 11040 | dev_err(&pdev->dev, "Cannot register net device\n"); |
34f80b04 EG |
11041 | goto init_one_exit; |
11042 | } | |
11043 | ||
25047950 | 11044 | printk(KERN_INFO "%s: %s (%c%d) PCI-E x%d %s found at mem %lx," |
87942b46 | 11045 | " IRQ %d, ", dev->name, board_info[ent->driver_data].name, |
34f80b04 | 11046 | (CHIP_REV(bp) >> 12) + 'A', (CHIP_METAL(bp) >> 4), |
25047950 ET |
11047 | bnx2x_get_pcie_width(bp), |
11048 | (bnx2x_get_pcie_speed(bp) == 2) ? "5GHz (Gen2)" : "2.5GHz", | |
11049 | dev->base_addr, bp->pdev->irq); | |
e174961c | 11050 | printk(KERN_CONT "node addr %pM\n", dev->dev_addr); |
a2fbb9ea | 11051 | return 0; |
34f80b04 EG |
11052 | |
11053 | init_one_exit: | |
11054 | if (bp->regview) | |
11055 | iounmap(bp->regview); | |
11056 | ||
11057 | if (bp->doorbells) | |
11058 | iounmap(bp->doorbells); | |
11059 | ||
11060 | free_netdev(dev); | |
11061 | ||
11062 | if (atomic_read(&pdev->enable_cnt) == 1) | |
11063 | pci_release_regions(pdev); | |
11064 | ||
11065 | pci_disable_device(pdev); | |
11066 | pci_set_drvdata(pdev, NULL); | |
11067 | ||
11068 | return rc; | |
a2fbb9ea ET |
11069 | } |
11070 | ||
11071 | static void __devexit bnx2x_remove_one(struct pci_dev *pdev) | |
11072 | { | |
11073 | struct net_device *dev = pci_get_drvdata(pdev); | |
228241eb ET |
11074 | struct bnx2x *bp; |
11075 | ||
11076 | if (!dev) { | |
228241eb ET |
11077 | printk(KERN_ERR PFX "BAD net device from bnx2x_init_one\n"); |
11078 | return; | |
11079 | } | |
228241eb | 11080 | bp = netdev_priv(dev); |
a2fbb9ea | 11081 | |
a2fbb9ea ET |
11082 | unregister_netdev(dev); |
11083 | ||
11084 | if (bp->regview) | |
11085 | iounmap(bp->regview); | |
11086 | ||
11087 | if (bp->doorbells) | |
11088 | iounmap(bp->doorbells); | |
11089 | ||
11090 | free_netdev(dev); | |
34f80b04 EG |
11091 | |
11092 | if (atomic_read(&pdev->enable_cnt) == 1) | |
11093 | pci_release_regions(pdev); | |
11094 | ||
a2fbb9ea ET |
11095 | pci_disable_device(pdev); |
11096 | pci_set_drvdata(pdev, NULL); | |
11097 | } | |
11098 | ||
11099 | static int bnx2x_suspend(struct pci_dev *pdev, pm_message_t state) | |
11100 | { | |
11101 | struct net_device *dev = pci_get_drvdata(pdev); | |
228241eb ET |
11102 | struct bnx2x *bp; |
11103 | ||
34f80b04 EG |
11104 | if (!dev) { |
11105 | printk(KERN_ERR PFX "BAD net device from bnx2x_init_one\n"); | |
11106 | return -ENODEV; | |
11107 | } | |
11108 | bp = netdev_priv(dev); | |
a2fbb9ea | 11109 | |
34f80b04 | 11110 | rtnl_lock(); |
a2fbb9ea | 11111 | |
34f80b04 | 11112 | pci_save_state(pdev); |
228241eb | 11113 | |
34f80b04 EG |
11114 | if (!netif_running(dev)) { |
11115 | rtnl_unlock(); | |
11116 | return 0; | |
11117 | } | |
a2fbb9ea ET |
11118 | |
11119 | netif_device_detach(dev); | |
a2fbb9ea | 11120 | |
da5a662a | 11121 | bnx2x_nic_unload(bp, UNLOAD_CLOSE); |
34f80b04 | 11122 | |
a2fbb9ea | 11123 | bnx2x_set_power_state(bp, pci_choose_state(pdev, state)); |
228241eb | 11124 | |
34f80b04 EG |
11125 | rtnl_unlock(); |
11126 | ||
a2fbb9ea ET |
11127 | return 0; |
11128 | } | |
11129 | ||
11130 | static int bnx2x_resume(struct pci_dev *pdev) | |
11131 | { | |
11132 | struct net_device *dev = pci_get_drvdata(pdev); | |
228241eb | 11133 | struct bnx2x *bp; |
a2fbb9ea ET |
11134 | int rc; |
11135 | ||
228241eb ET |
11136 | if (!dev) { |
11137 | printk(KERN_ERR PFX "BAD net device from bnx2x_init_one\n"); | |
11138 | return -ENODEV; | |
11139 | } | |
228241eb | 11140 | bp = netdev_priv(dev); |
a2fbb9ea | 11141 | |
34f80b04 EG |
11142 | rtnl_lock(); |
11143 | ||
228241eb | 11144 | pci_restore_state(pdev); |
34f80b04 EG |
11145 | |
11146 | if (!netif_running(dev)) { | |
11147 | rtnl_unlock(); | |
11148 | return 0; | |
11149 | } | |
11150 | ||
a2fbb9ea ET |
11151 | bnx2x_set_power_state(bp, PCI_D0); |
11152 | netif_device_attach(dev); | |
11153 | ||
da5a662a | 11154 | rc = bnx2x_nic_load(bp, LOAD_OPEN); |
a2fbb9ea | 11155 | |
34f80b04 EG |
11156 | rtnl_unlock(); |
11157 | ||
11158 | return rc; | |
a2fbb9ea ET |
11159 | } |
11160 | ||
f8ef6e44 YG |
11161 | static int bnx2x_eeh_nic_unload(struct bnx2x *bp) |
11162 | { | |
11163 | int i; | |
11164 | ||
11165 | bp->state = BNX2X_STATE_ERROR; | |
11166 | ||
11167 | bp->rx_mode = BNX2X_RX_MODE_NONE; | |
11168 | ||
11169 | bnx2x_netif_stop(bp, 0); | |
11170 | ||
11171 | del_timer_sync(&bp->timer); | |
11172 | bp->stats_state = STATS_STATE_DISABLED; | |
11173 | DP(BNX2X_MSG_STATS, "stats_state - DISABLED\n"); | |
11174 | ||
11175 | /* Release IRQs */ | |
11176 | bnx2x_free_irq(bp); | |
11177 | ||
11178 | if (CHIP_IS_E1(bp)) { | |
11179 | struct mac_configuration_cmd *config = | |
11180 | bnx2x_sp(bp, mcast_config); | |
11181 | ||
8d9c5f34 | 11182 | for (i = 0; i < config->hdr.length; i++) |
f8ef6e44 YG |
11183 | CAM_INVALIDATE(config->config_table[i]); |
11184 | } | |
11185 | ||
11186 | /* Free SKBs, SGEs, TPA pool and driver internals */ | |
11187 | bnx2x_free_skbs(bp); | |
555f6c78 | 11188 | for_each_rx_queue(bp, i) |
f8ef6e44 | 11189 | bnx2x_free_rx_sge_range(bp, bp->fp + i, NUM_RX_SGE); |
555f6c78 | 11190 | for_each_rx_queue(bp, i) |
7cde1c8b | 11191 | netif_napi_del(&bnx2x_fp(bp, i, napi)); |
f8ef6e44 YG |
11192 | bnx2x_free_mem(bp); |
11193 | ||
11194 | bp->state = BNX2X_STATE_CLOSED; | |
11195 | ||
11196 | netif_carrier_off(bp->dev); | |
11197 | ||
11198 | return 0; | |
11199 | } | |
11200 | ||
11201 | static void bnx2x_eeh_recover(struct bnx2x *bp) | |
11202 | { | |
11203 | u32 val; | |
11204 | ||
11205 | mutex_init(&bp->port.phy_mutex); | |
11206 | ||
11207 | bp->common.shmem_base = REG_RD(bp, MISC_REG_SHARED_MEM_ADDR); | |
11208 | bp->link_params.shmem_base = bp->common.shmem_base; | |
11209 | BNX2X_DEV_INFO("shmem offset is 0x%x\n", bp->common.shmem_base); | |
11210 | ||
11211 | if (!bp->common.shmem_base || | |
11212 | (bp->common.shmem_base < 0xA0000) || | |
11213 | (bp->common.shmem_base >= 0xC0000)) { | |
11214 | BNX2X_DEV_INFO("MCP not active\n"); | |
11215 | bp->flags |= NO_MCP_FLAG; | |
11216 | return; | |
11217 | } | |
11218 | ||
11219 | val = SHMEM_RD(bp, validity_map[BP_PORT(bp)]); | |
11220 | if ((val & (SHR_MEM_VALIDITY_DEV_INFO | SHR_MEM_VALIDITY_MB)) | |
11221 | != (SHR_MEM_VALIDITY_DEV_INFO | SHR_MEM_VALIDITY_MB)) | |
11222 | BNX2X_ERR("BAD MCP validity signature\n"); | |
11223 | ||
11224 | if (!BP_NOMCP(bp)) { | |
11225 | bp->fw_seq = (SHMEM_RD(bp, func_mb[BP_FUNC(bp)].drv_mb_header) | |
11226 | & DRV_MSG_SEQ_NUMBER_MASK); | |
11227 | BNX2X_DEV_INFO("fw_seq 0x%08x\n", bp->fw_seq); | |
11228 | } | |
11229 | } | |
11230 | ||
493adb1f WX |
11231 | /** |
11232 | * bnx2x_io_error_detected - called when PCI error is detected | |
11233 | * @pdev: Pointer to PCI device | |
11234 | * @state: The current pci connection state | |
11235 | * | |
11236 | * This function is called after a PCI bus error affecting | |
11237 | * this device has been detected. | |
11238 | */ | |
11239 | static pci_ers_result_t bnx2x_io_error_detected(struct pci_dev *pdev, | |
11240 | pci_channel_state_t state) | |
11241 | { | |
11242 | struct net_device *dev = pci_get_drvdata(pdev); | |
11243 | struct bnx2x *bp = netdev_priv(dev); | |
11244 | ||
11245 | rtnl_lock(); | |
11246 | ||
11247 | netif_device_detach(dev); | |
11248 | ||
11249 | if (netif_running(dev)) | |
f8ef6e44 | 11250 | bnx2x_eeh_nic_unload(bp); |
493adb1f WX |
11251 | |
11252 | pci_disable_device(pdev); | |
11253 | ||
11254 | rtnl_unlock(); | |
11255 | ||
11256 | /* Request a slot reset */ | |
11257 | return PCI_ERS_RESULT_NEED_RESET; | |
11258 | } | |
11259 | ||
11260 | /** | |
11261 | * bnx2x_io_slot_reset - called after the PCI bus has been reset | |
11262 | * @pdev: Pointer to PCI device | |
11263 | * | |
11264 | * Restart the card from scratch, as if from a cold-boot. | |
11265 | */ | |
11266 | static pci_ers_result_t bnx2x_io_slot_reset(struct pci_dev *pdev) | |
11267 | { | |
11268 | struct net_device *dev = pci_get_drvdata(pdev); | |
11269 | struct bnx2x *bp = netdev_priv(dev); | |
11270 | ||
11271 | rtnl_lock(); | |
11272 | ||
11273 | if (pci_enable_device(pdev)) { | |
11274 | dev_err(&pdev->dev, | |
11275 | "Cannot re-enable PCI device after reset\n"); | |
11276 | rtnl_unlock(); | |
11277 | return PCI_ERS_RESULT_DISCONNECT; | |
11278 | } | |
11279 | ||
11280 | pci_set_master(pdev); | |
11281 | pci_restore_state(pdev); | |
11282 | ||
11283 | if (netif_running(dev)) | |
11284 | bnx2x_set_power_state(bp, PCI_D0); | |
11285 | ||
11286 | rtnl_unlock(); | |
11287 | ||
11288 | return PCI_ERS_RESULT_RECOVERED; | |
11289 | } | |
11290 | ||
11291 | /** | |
11292 | * bnx2x_io_resume - called when traffic can start flowing again | |
11293 | * @pdev: Pointer to PCI device | |
11294 | * | |
11295 | * This callback is called when the error recovery driver tells us that | |
11296 | * its OK to resume normal operation. | |
11297 | */ | |
11298 | static void bnx2x_io_resume(struct pci_dev *pdev) | |
11299 | { | |
11300 | struct net_device *dev = pci_get_drvdata(pdev); | |
11301 | struct bnx2x *bp = netdev_priv(dev); | |
11302 | ||
11303 | rtnl_lock(); | |
11304 | ||
f8ef6e44 YG |
11305 | bnx2x_eeh_recover(bp); |
11306 | ||
493adb1f | 11307 | if (netif_running(dev)) |
f8ef6e44 | 11308 | bnx2x_nic_load(bp, LOAD_NORMAL); |
493adb1f WX |
11309 | |
11310 | netif_device_attach(dev); | |
11311 | ||
11312 | rtnl_unlock(); | |
11313 | } | |
11314 | ||
11315 | static struct pci_error_handlers bnx2x_err_handler = { | |
11316 | .error_detected = bnx2x_io_error_detected, | |
356e2385 EG |
11317 | .slot_reset = bnx2x_io_slot_reset, |
11318 | .resume = bnx2x_io_resume, | |
493adb1f WX |
11319 | }; |
11320 | ||
a2fbb9ea | 11321 | static struct pci_driver bnx2x_pci_driver = { |
493adb1f WX |
11322 | .name = DRV_MODULE_NAME, |
11323 | .id_table = bnx2x_pci_tbl, | |
11324 | .probe = bnx2x_init_one, | |
11325 | .remove = __devexit_p(bnx2x_remove_one), | |
11326 | .suspend = bnx2x_suspend, | |
11327 | .resume = bnx2x_resume, | |
11328 | .err_handler = &bnx2x_err_handler, | |
a2fbb9ea ET |
11329 | }; |
11330 | ||
11331 | static int __init bnx2x_init(void) | |
11332 | { | |
1cf167f2 EG |
11333 | bnx2x_wq = create_singlethread_workqueue("bnx2x"); |
11334 | if (bnx2x_wq == NULL) { | |
11335 | printk(KERN_ERR PFX "Cannot create workqueue\n"); | |
11336 | return -ENOMEM; | |
11337 | } | |
11338 | ||
a2fbb9ea ET |
11339 | return pci_register_driver(&bnx2x_pci_driver); |
11340 | } | |
11341 | ||
11342 | static void __exit bnx2x_cleanup(void) | |
11343 | { | |
11344 | pci_unregister_driver(&bnx2x_pci_driver); | |
1cf167f2 EG |
11345 | |
11346 | destroy_workqueue(bnx2x_wq); | |
a2fbb9ea ET |
11347 | } |
11348 | ||
11349 | module_init(bnx2x_init); | |
11350 | module_exit(bnx2x_cleanup); | |
11351 |